STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 9.7 ***** MINIMUN AIR TEMPERATURE (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 3.8 3.3 ***** DAYS WITH MINIMUM TEMP. >=21 **** **** **** **** **** **** **** **** **** **** 0 0 **** DAYS WITH MINIMUM TEMP. <=-4 **** **** **** **** **** **** **** **** **** **** 0 1 **** DAYS WITH FREEZING MIN.<= 0 **** **** **** **** **** **** **** **** **** **** 5 6 **** TEMPERATURE RECORDS LOWEST(C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** -2.0 -4.0 ***** DAY ** ** ** ** ** ** ** ** ** ** 17 11 MAXIMUM AIR TEMPERATURE (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 11.3 14.5 ***** DAYS WITH MAXIMUM TEMP. >=30 **** **** **** **** **** **** **** **** **** **** 0 0 **** DAYS WITH MAXIMUM TEMP. <= 0 **** **** **** **** **** **** **** **** **** **** 0 0 **** TEMPERATURE RECORDS HIGHEST(C)***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 17.0 25.0 ***** DAY ** ** ** ** ** ** ** ** ** ** 29 6 DIF. BETWEEN (MAX.-MIN.) (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 7.5 11.2 ***** MEAN DAILY TEMP. (MDT) (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 7.6 8.9 ***** COOLING DEG. DAYS(BASE 21 0C)****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 0.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C)****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 175.5 249.0 ****** DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 27.0 12.2 ****** DAYS WITH PRECIPITATION >=10 **** **** **** **** **** **** **** **** **** **** 0 0 **** DAYS WITH PRECIPITATION >= 5 **** **** **** **** **** **** **** **** **** **** 3 1 **** DAYS WITH PRECIPITATION >= 1 **** **** **** **** **** **** **** **** **** **** 4 3 **** DAYS WITH PRECIPITATION **** **** **** **** **** **** **** **** **** **** 5 5 **** GREATEST DAILY PRECIPITATION ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 9.0 6.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 14 28 DAY WITH THUNDER STORM **** **** **** **** **** **** **** **** **** **** 0 0 **** DAYS WITH SNOW OR SLEET **** **** **** **** **** **** **** **** **** **** 1 1 **** DAYS WITH DUST **** **** **** **** **** **** **** **** **** **** 0 0 **** WIND DIRECTION (PREVAILING) *** *** *** *** *** *** *** *** *** *** *** 45 *** PREVAILING WIND SPEED(KNOTS) **** **** **** **** **** **** **** **** **** **** **** 2.1 **** PREVAILING WIND PERCENT ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 56.4 ***** CALMS PERCENT OF WIND ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.0 ***** NO. OF WIND OBSERVATION **** **** **** **** **** **** **** **** **** **** 108 163 271 VECTOR WIND DIRECTION (MEAN) *** *** *** *** *** *** *** *** *** *** *** 41 *** VECTOR WIND MAGNITUDE(KNOTS) **** **** **** **** **** **** **** **** **** **** **** 1.7 **** WIND STEADINESES (MEAN %) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 81.0 ***** WIND SPEED (MEAN KNOTS) **** **** **** **** **** **** **** **** **** **** **** 2.1 **** FASTEST WIND DIRECTION *** *** *** *** *** *** *** *** *** *** *** 50 *** FASTEST WIND SPEED (KNOTS) *** *** *** *** *** *** *** *** *** *** *** 5 *** DAY ** ** ** ** ** ** ** ** ** ** ** 4 DAYS WITH SKY CLEAR (0-2)/8 **** **** **** **** **** **** **** **** **** **** 3 14 **** DAYS WITH P.CLOUDY (3-6)/8 **** **** **** **** **** **** **** **** **** **** 6 11 **** DAYS WITH CLOUDY (7-8)/8 **** **** **** **** **** **** **** **** **** **** 9 6 **** DAYS WITH VISIBILITY =< 2 KM **** **** **** **** **** **** **** **** **** **** 0 1 **** DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.1 13.1 9.8 12.9 ***** ***** ***** ***** ***** ***** ***** ***** ***** MINIMUN AIR TEMPERATURE (C) 4.0 5.0 4.0 7.7 13.6 18.2 21.5 23.0 18.4 13.3 ***** ***** ***** DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 23 30 6 0 **** **** **** DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 **** **** **** DAYS WITH FREEZING MIN.<= 0 0 0 1 0 0 0 0 0 0 0 **** **** **** TEMPERATURE RECORDS LOWEST(C) 1.0 1.0 0.0 4.0 8.0 13.0 17.0 20.0 13.0 4.0 ***** ***** ***** DAY 19 1 9 2 5 9 2 4 26 26 ** ** MAXIMUM AIR TEMPERATURE (C) 14.9 18.2 13.8 16.9 ***** ***** 32.3 33.4 29.3 22.0 14.2 9.2 ***** DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 **** **** 22 29 12 1 0 0 **** DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 **** **** 0 0 0 0 0 0 **** TEMPERATURE RECORDS HIGHEST(C) 24.0 27.0 27.0 27.0 ***** ***** 38.0 37.0 36.0 31.0 22.0 17.0 ***** DAY 5 17 12 20 ** ** 13 9 2 19 18 7 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 13.2 9.8 9.2 ***** ***** 10.8 10.4 10.9 8.7 ***** ***** ***** MEAN DAILY TEMP. (MDT) (C) 9.4 11.6 8.9 12.3 ***** ***** 26.9 28.2 23.8 17.6 ***** ***** ***** COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.0 16.0 182.5 222.5 90.0 6.0 0.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C) 265.5 179.0 281.5 126.5 4.5 0.0 0.0 0.0 0.0 32.0 0.0 0.0 ****** DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 14.4 13.6 37.0 0.0 0.0 1.0 25.5 11.8 22.1 21.2 18.2 17.9 182.7 DAYS WITH PRECIPITATION >=10 0 0 1 0 0 0 1 0 1 0 0 0 3 DAYS WITH PRECIPITATION >= 5 1 1 4 0 0 0 1 1 1 2 2 0 13 DAYS WITH PRECIPITATION >= 1 5 2 6 0 0 1 4 3 7 6 6 8 48 DAYS WITH PRECIPITATION 12 6 7 3 0 1 11 5 11 10 10 8 84 GREATEST DAILY PRECIPITATION 5.0 9.0 14.0 0.0 0.0 1.0 20.0 9.0 12.0 6.0 7.0 4.0 20.0 DAY 18 12 14 ** ** 9 25 17 29 1 5 4 DAY WITH THUNDER STORM 0 0 0 1 0 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 0 2 0 0 0 0 0 0 0 0 1 3 DAYS WITH DUST 0 0 1 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 45 45 45 360 *** *** *** *** *** *** *** *** *** PREVAILING WIND SPEED(KNOTS) 2.1 2.1 2.3 2.4 **** **** **** **** **** **** **** **** **** PREVAILING WIND PERCENT 68.4 67.9 60.6 53.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** CALMS PERCENT OF WIND 0.0 0.0 0.0 0.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** NO. OF WIND OBSERVATION 155 140 155 134 103 98 103 101 98 107 98 99 1391 VECTOR WIND DIRECTION (MEAN) 42 42 31 2 *** *** *** *** *** *** *** *** *** VECTOR WIND MAGNITUDE(KNOTS) 1.7 1.8 1.6 2.0 **** **** **** **** **** **** **** **** **** WIND STEADINESES (MEAN %) 81.0 85.7 66.7 80.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** WIND SPEED (MEAN KNOTS) 2.1 2.1 2.4 2.5 **** **** **** **** **** **** **** **** **** FASTEST WIND DIRECTION 50 50 90 360 *** *** *** *** *** *** *** *** *** FASTEST WIND SPEED (KNOTS) 5 9 22 20 *** *** *** *** *** *** *** *** *** DAY 11 17 14 14 ** ** ** ** ** ** ** ** DAYS WITH SKY CLEAR (0-2)/8 10 10 7 4 10 16 9 9 13 10 4 9 111 DAYS WITH P.CLOUDY (3-6)/8 10 11 9 5 10 11 9 14 5 10 9 11 114 DAYS WITH CLOUDY (7-8)/8 11 7 15 21 11 3 13 8 12 11 17 11 140 DAYS WITH VISIBILITY =< 2 KM 3 0 0 0 0 0 0 0 0 0 3 0 6 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MINIMUN AIR TEMPERATURE (C) ***** ***** ***** 9.3 17.1 21.6 24.7 23.6 21.6 16.4 11.1 6.4 ***** DAYS WITH MINIMUM TEMP. >=21 **** **** **** 0 3 22 30 30 22 0 0 0 **** DAYS WITH MINIMUM TEMP. <=-4 **** **** **** 0 0 0 0 0 0 0 0 0 **** DAYS WITH FREEZING MIN.<= 0 **** **** **** 0 0 0 0 0 0 0 0 0 **** TEMPERATURE RECORDS LOWEST(C) ***** ***** ***** 4.0 12.0 18.0 19.0 20.0 17.0 13.0 1.0 3.0 ***** DAY ** ** ** 5 1 4 12 20 24 18 26 15 MAXIMUM AIR TEMPERATURE (C) 11.3 7.6 10.7 15.4 27.3 31.4 34.2 34.4 30.9 26.3 18.5 13.6 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 10 21 28 31 23 0 0 0 114 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 20.0 27.0 32.0 34.0 35.0 38.0 37.0 36.0 29.0 27.0 20.0 38.0 DAY 1 4 31 23 12 26 6 11 3 2 10 26 DIF. BETWEEN (MAX.-MIN.) (C) ***** ***** ***** 6.1 10.2 9.8 9.5 10.8 9.3 9.9 7.4 7.2 ***** MEAN DAILY TEMP. (MDT) (C) ***** ***** ***** 12.3 22.2 26.5 29.5 29.0 26.2 21.3 14.8 10.0 ***** COOLING DEG. DAYS(BASE 21 0C) 0.0 ****** 0.0 1.0 64.0 165.0 262.5 248.5 158.0 23.0 0.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C) 92.0 ****** 22.0 174.5 8.5 0.0 0.0 0.0 0.0 0.0 106.0 247.5 ****** DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 20.0 22.6 21.2 34.0 7.7 0.6 26.7 4.0 8.3 1.0 22.0 22.4 190.5 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 0 1 1 DAYS WITH PRECIPITATION >= 5 0 0 1 2 1 0 3 0 1 0 3 2 13 DAYS WITH PRECIPITATION >= 1 10 10 7 12 1 0 4 2 1 1 5 2 55 DAYS WITH PRECIPITATION 13 16 13 16 4 3 8 2 2 1 6 5 89 GREATEST DAILY PRECIPITATION 4.0 4.0 7.0 8.0 6.6 0.5 9.0 3.0 8.0 1.0 8.0 15.0 15.0 DAY 17 9 19 2 18 17 12 14 22 9 3 7 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 1 1 0 0 0 2 DAYS WITH SNOW OR SLEET 2 4 1 0 0 0 0 0 0 0 0 0 7 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) *** *** *** *** *** *** *** *** *** *** *** *** *** PREVAILING WIND SPEED(KNOTS) **** **** **** **** **** **** **** **** **** **** **** **** **** PREVAILING WIND PERCENT ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** CALMS PERCENT OF WIND ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** NO. OF WIND OBSERVATION 93 84 93 90 93 90 93 93 90 93 90 93 1095 VECTOR WIND DIRECTION (MEAN) *** *** *** *** *** *** *** *** *** *** *** *** *** VECTOR WIND MAGNITUDE(KNOTS) **** **** **** **** **** **** **** **** **** **** **** **** **** WIND STEADINESES (MEAN %) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** WIND SPEED (MEAN KNOTS) **** **** **** **** **** **** **** **** **** **** **** **** **** FASTEST WIND DIRECTION *** *** *** *** *** *** *** *** *** *** *** *** *** FASTEST WIND SPEED (KNOTS) *** *** *** *** *** *** *** *** *** *** *** *** *** DAY ** ** ** ** ** ** ** ** ** ** ** ** DAYS WITH SKY CLEAR (0-2)/8 8 4 3 2 15 12 12 23 13 18 7 11 128 DAYS WITH P.CLOUDY (3-6)/8 10 6 8 6 10 10 11 6 12 13 10 7 109 DAYS WITH CLOUDY (7-8)/8 13 18 20 22 6 8 8 2 5 0 13 13 128 DAYS WITH VISIBILITY =< 2 KM 0 2 0 2 1 0 0 0 0 0 0 1 6 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) ***** ***** ***** 16.2 21.7 25.9 29.7 29.0 25.2 20.5 15.6 10.5 ***** MINIMUN AIR TEMPERATURE (C) 5.3 8.3 7.2 11.1 16.4 19.9 23.8 23.0 19.8 14.4 10.3 6.0 13.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 2 10 29 25 11 0 0 0 77 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 2.0 3.0 2.0 4.0 11.0 17.0 21.0 20.0 13.0 10.0 6.0 2.0 2.0 DAY 10 2 15 12 9 11 1 17 30 13 14 24 MAXIMUM AIR TEMPERATURE (C) 12.4 18.2 14.2 19.4 25.8 30.3 34.2 34.5 29.9 25.7 19.8 15.0 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 9 17 28 29 19 2 0 0 106 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 27.0 24.0 33.0 33.0 38.0 41.0 42.0 35.0 35.0 28.0 23.0 42.0 DAY 13 27 30 22 17 18 11 1 23 18 28 18 DIF. BETWEEN (MAX.-MIN.) (C) 7.1 9.9 7.0 8.3 9.4 10.4 10.4 11.5 10.1 11.3 9.5 9.0 9.5 MEAN DAILY TEMP. (MDT) (C) 8.9 13.2 10.7 15.2 21.1 25.1 29.0 28.7 24.8 20.0 15.0 10.5 18.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.5 42.5 125.5 222.5 239.5 121.0 14.0 0.0 0.0 774.5 HEATING DEG. DAYS(BASE 18 0C) 283.5 139.0 227.0 112.5 4.5 0.0 0.0 0.0 1.5 7.0 95.5 232.5 1103.0 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.2 21.9 75.7 73.8 55.4 52.4 0.0 12.0 34.3 36.0 41.1 31.4 449.2 DAYS WITH PRECIPITATION >=10 0 1 3 2 2 1 0 0 2 3 2 1 17 DAYS WITH PRECIPITATION >= 5 1 1 6 3 5 4 0 1 2 3 2 3 31 DAYS WITH PRECIPITATION >= 1 6 4 11 10 8 7 0 3 5 3 6 7 70 DAYS WITH PRECIPITATION 8 5 16 10 12 7 0 3 5 4 7 8 85 GREATEST DAILY PRECIPITATION 6.0 12.5 21.0 34.0 17.0 28.0 0.0 6.0 18.0 13.0 22.0 12.0 34.0 DAY 1 24 8 11 26 10 ** 17 30 11 5 20 DAY WITH THUNDER STORM 0 0 0 1 0 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 1 0 0 0 1 0 0 0 1 1 0 4 WIND DIRECTION (PREVAILING) *** *** *** 135 135 135 135 315 315 45 45 45 *** PREVAILING WIND SPEED(KNOTS) **** **** **** 2.1 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.1 **** PREVAILING WIND PERCENT ***** ***** ***** 46.2 38.7 46.7 27.3 20.0 28.0 49.7 35.3 31.6 ***** CALMS PERCENT OF WIND ***** ***** ***** 0.8 0.0 0.0 0.0 1.3 0.0 13.5 49.3 26.5 ***** NO. OF WIND OBSERVATION 93 84 93 130 155 150 143 155 150 155 150 155 1613 VECTOR WIND DIRECTION (MEAN) *** *** *** 172 163 163 179 51 323 33 40 17 *** VECTOR WIND MAGNITUDE(KNOTS) **** **** **** 1.5 1.2 1.0 1.0 0.3 0.6 1.2 0.6 0.9 **** WIND STEADINESES (MEAN %) ***** ***** ***** 62.5 57.1 47.6 47.6 15.0 30.0 63.2 54.5 56.3 ***** WIND SPEED (MEAN KNOTS) **** **** **** 2.4 2.1 2.1 2.1 2.0 2.0 1.9 1.1 1.6 **** FASTEST WIND DIRECTION *** *** *** 270 230 270 270 180 130 360 230 270 *** FASTEST WIND SPEED (KNOTS) *** *** *** 9 5 9 5 7 2 9 9 9 *** DAY ** ** ** 11 1 19 4 31 1 8 23 20 DAYS WITH SKY CLEAR (0-2)/8 9 13 5 7 8 14 14 8 5 16 11 9 119 DAYS WITH P.CLOUDY (3-6)/8 8 7 7 9 9 6 10 15 12 8 12 9 112 DAYS WITH CLOUDY (7-8)/8 14 8 19 14 14 10 5 8 13 7 7 13 132 DAYS WITH VISIBILITY =< 2 KM 0 0 0 2 3 0 0 0 1 0 1 4 11 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.8 8.2 8.3 15.7 18.8 24.1 25.9 27.6 22.4 18.7 14.5 8.5 16.8 MINIMUN AIR TEMPERATURE (C) 4.8 4.4 5.2 11.2 13.5 18.3 21.5 21.8 18.2 12.8 9.5 4.4 12.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 26 27 7 0 0 0 66 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 2 0 0 0 0 0 0 0 0 0 2 4 TEMPERATURE RECORDS LOWEST(C) 1.0 0.0 1.0 1.0 8.0 14.0 20.0 20.0 9.0 8.0 4.0 -1.0 -1.0 DAY 16 1 2 1 2 5 3 1 27 26 24 30 MAXIMUM AIR TEMPERATURE (C) 13.6 11.9 11.7 20.2 23.5 29.8 30.4 33.5 27.1 23.6 19.3 13.4 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 3 16 18 28 9 1 1 0 78 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 26.0 27.0 36.0 32.0 37.0 38.0 38.0 39.0 32.0 32.0 29.0 39.0 DAY 28 10 7 11 14 24 19 23 15 15 7 5 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 7.5 6.5 9.0 10.0 11.5 8.9 11.7 8.9 10.8 9.8 9.0 9.4 MEAN DAILY TEMP. (MDT) (C) 9.2 8.1 8.4 15.7 18.5 24.0 26.0 27.7 22.7 18.2 14.4 8.9 16.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 13.5 6.5 95.5 154.5 207.5 81.5 3.0 2.0 0.0 564.0 HEATING DEG. DAYS(BASE 18 0C) 273.0 286.5 296.5 102.0 24.5 0.0 0.0 0.0 13.5 28.0 125.0 285.0 1434.0 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.0 89.8 80.7 97.2 42.6 0.7 23.8 10.2 63.4 18.3 34.4 50.7 547.8 DAYS WITH PRECIPITATION >=10 2 2 3 4 2 0 1 0 4 1 1 2 22 DAYS WITH PRECIPITATION >= 5 3 9 7 6 3 0 1 1 4 1 1 3 39 DAYS WITH PRECIPITATION >= 1 6 13 12 13 8 0 7 3 12 5 4 7 90 DAYS WITH PRECIPITATION 6 17 17 15 12 5 11 5 14 7 4 8 121 GREATEST DAILY PRECIPITATION 13.0 15.0 11.0 27.0 19.0 0.3 10.0 7.0 16.0 10.0 28.0 20.0 28.0 DAY 15 11 24 1 26 14 21 28 5 18 12 6 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 0 0 0 1 0 2 DAYS WITH SNOW OR SLEET 0 1 0 1 0 0 0 0 0 0 0 1 3 DAYS WITH DUST 0 0 1 1 0 0 0 1 0 0 1 0 4 WIND DIRECTION (PREVAILING) 45 360 360 315 315 315 315 315 315 315 315 315 315 PREVAILING WIND SPEED(KNOTS) 2.1 2.1 2.1 2.2 2.1 2.2 2.2 2.5 2.2 2.3 2.2 2.2 2.2 PREVAILING WIND PERCENT 47.8 32.8 30.1 54.6 61.8 68.3 82.3 83.9 68.9 62.9 76.7 99.5 58.7 CALMS PERCENT OF WIND 8.1 12.6 4.8 1.1 0.0 1.1 1.1 0.5 1.1 0.0 0.0 0.0 2.5 NO. OF WIND OBSERVATION 186 174 186 185 186 180 186 186 180 186 180 186 2201 VECTOR WIND DIRECTION (MEAN) 25 8 313 318 316 313 316 311 301 317 319 310 320 VECTOR WIND MAGNITUDE(KNOTS) 1.4 1.2 1.5 1.8 1.8 2.0 2.0 2.3 2.1 2.0 2.5 2.1 1.8 WIND STEADINESES (MEAN %) 66.7 60.0 53.6 78.3 85.7 87.0 90.9 95.8 91.3 83.3 92.6 95.5 78.3 WIND SPEED (MEAN KNOTS) 2.1 2.0 2.8 2.3 2.1 2.3 2.2 2.4 2.3 2.4 2.7 2.2 2.3 FASTEST WIND DIRECTION 270 270 270 270 50 270 300 310 270 300 310 310 300 FASTEST WIND SPEED (KNOTS) 9 13 18 18 5 24 27 24 12 12 14 13 27 DAY 14 29 5 11 3 26 5 8 5 23 2 7 DAYS WITH SKY CLEAR (0-2)/8 11 6 3 5 8 14 5 16 7 18 10 10 113 DAYS WITH P.CLOUDY (3-6)/8 8 6 5 6 10 7 9 11 9 6 9 13 99 DAYS WITH CLOUDY (7-8)/8 12 17 23 19 13 9 17 4 14 7 11 8 154 DAYS WITH VISIBILITY =< 2 KM 1 2 2 2 2 0 1 1 2 1 1 6 21 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.6 8.8 10.8 15.2 22.3 23.5 26.6 27.1 26.3 18.4 12.5 10.7 17.3 MINIMUN AIR TEMPERATURE (C) 2.2 4.8 6.8 10.2 16.7 18.9 20.6 21.3 19.3 13.0 7.3 5.2 12.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 9 17 18 7 0 0 0 51 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 0 1 0 0 0 0 0 0 0 2 4 10 TEMPERATURE RECORDS LOWEST(C) 0.0 1.0 -1.0 3.0 11.0 13.0 15.0 16.0 16.0 7.0 -1.0 0.0 -1.0 DAY 20 6 30 6 3 6 5 16 25 14 23 18 MAXIMUM AIR TEMPERATURE (C) 9.9 13.5 15.8 19.8 27.7 28.1 32.4 32.2 31.7 22.2 16.1 15.5 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 13 14 26 25 30 4 0 0 112 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 14.0 18.0 29.0 28.0 36.0 35.0 37.0 44.0 35.0 33.0 25.0 28.0 44.0 DAY 13 11 4 14 10 16 26 5 12 6 13 16 DIF. BETWEEN (MAX.-MIN.) (C) 7.7 8.7 9.0 9.6 11.0 9.2 11.8 10.9 12.4 9.2 8.8 10.3 9.9 MEAN DAILY TEMP. (MDT) (C) 6.1 9.1 11.3 15.0 22.2 23.5 26.5 26.7 25.5 17.6 11.7 10.3 17.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.5 1.0 63.0 94.5 171.5 178.0 134.5 25.5 0.0 0.0 668.5 HEATING DEG. DAYS(BASE 18 0C) 370.0 248.5 212.5 110.5 8.0 8.5 0.0 0.0 0.0 63.5 190.5 238.0 1450.0 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.5 29.3 73.1 33.2 41.5 96.7 46.0 92.0 0.3 76.4 50.8 88.0 642.8 DAYS WITH PRECIPITATION >=10 0 0 1 0 1 3 1 3 0 4 2 3 18 DAYS WITH PRECIPITATION >= 5 1 4 6 2 1 8 3 4 0 7 5 3 44 DAYS WITH PRECIPITATION >= 1 4 5 15 9 5 11 3 4 0 9 6 5 76 DAYS WITH PRECIPITATION 9 8 15 11 8 13 3 4 1 9 6 5 92 GREATEST DAILY PRECIPITATION 8.1 8.0 21.0 9.0 33.0 27.0 35.0 34.0 0.3 18.0 15.5 30.0 35.0 DAY 11 12 29 4 21 6 4 14 28 11 16 28 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 0 1 0 0 0 0 0 0 0 1 1 4 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 1 8 3 12 WIND DIRECTION (PREVAILING) 315 315 315 315 315 315 315 315 315 360 315 315 315 PREVAILING WIND SPEED(KNOTS) 2.2 2.2 2.4 2.3 2.6 2.5 4.0 6.6 8.1 5.9 5.4 4.7 3.7 PREVAILING WIND PERCENT 98.9 94.0 75.3 90.6 97.8 91.1 73.4 64.0 69.7 54.8 63.8 34.8 74.5 CALMS PERCENT OF WIND 0.0 0.0 0.0 0.0 0.0 0.6 10.6 5.9 3.4 14.8 8.7 31.0 5.8 NO. OF WIND OBSERVATION 186 168 186 180 185 180 188 186 178 155 149 155 2096 VECTOR WIND DIRECTION (MEAN) 310 312 304 308 308 312 319 323 316 335 319 307 317 VECTOR WIND MAGNITUDE(KNOTS) 2.2 2.2 2.4 2.4 2.6 2.4 3.5 5.6 7.4 4.6 4.8 1.4 3.4 WIND STEADINESES (MEAN %) 100.0 100.0 88.9 96.0 100.0 96.0 94.6 87.5 90.2 86.8 90.6 42.4 87.2 WIND SPEED (MEAN KNOTS) 2.2 2.2 2.7 2.5 2.6 2.5 3.7 6.4 8.2 5.3 5.3 3.3 3.9 FASTEST WIND DIRECTION 310 310 270 270 270 310 360 310 310 270 270 270 310 FASTEST WIND SPEED (KNOTS) 13 13 18 18 13 9 9 22 25 22 18 18 25 DAY 19 7 26 1 19 17 3 25 13 3 5 7 DAYS WITH SKY CLEAR (0-2)/8 5 11 8 10 6 11 17 20 21 16 11 17 153 DAYS WITH P.CLOUDY (3-6)/8 13 8 7 4 14 5 10 4 9 7 12 6 99 DAYS WITH CLOUDY (7-8)/8 13 9 16 16 11 14 4 7 0 8 7 8 113 DAYS WITH VISIBILITY =< 2 KM 6 6 13 9 3 11 0 0 1 1 15 31 96 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.1 11.7 15.1 16.7 24.6 27.4 27.7 28.3 25.9 20.0 10.7 10.8 19.2 MINIMUN AIR TEMPERATURE (C) 6.5 5.9 9.4 11.2 16.5 20.4 22.3 22.4 19.7 14.8 5.4 6.4 13.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 3 14 24 27 11 1 0 0 80 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 1 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS LOWEST(C) 3.0 -1.0 5.0 7.0 10.0 17.0 17.0 19.0 15.0 7.0 2.0 2.0 -1.0 DAY 1 5 28 6 6 13 13 4 21 31 22 13 MAXIMUM AIR TEMPERATURE (C) 14.7 17.1 20.0 21.1 29.7 32.6 32.0 32.9 30.2 24.3 14.6 14.2 23.6 DAYS WITH MAXIMUM TEMP. >=30 0 2 1 3 17 21 22 28 21 4 0 0 119 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 30.0 34.0 33.0 38.0 41.0 40.0 37.0 36.0 34.0 22.0 26.0 41.0 DAY 9 21 14 26 17 8 7 11 1 17 27 8 DIF. BETWEEN (MAX.-MIN.) (C) 8.2 11.2 10.6 9.9 13.2 12.2 9.7 10.5 10.5 9.5 9.2 7.8 10.2 MEAN DAILY TEMP. (MDT) (C) 10.6 11.5 14.7 16.1 23.1 26.5 27.1 27.7 24.9 19.5 10.0 10.3 18.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.5 2.0 5.0 90.5 165.5 191.0 206.5 118.5 17.5 0.0 0.0 797.0 HEATING DEG. DAYS(BASE 18 0C) 229.5 190.0 105.5 76.5 3.0 0.0 0.0 0.0 0.0 18.5 239.0 239.5 1101.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 76.0 52.0 135.0 152.0 25.0 111.0 112.0 25.0 24.0 105.0 108.0 37.0 962.0 DAYS WITH PRECIPITATION >=10 2 1 3 6 1 4 3 0 1 3 3 1 28 DAYS WITH PRECIPITATION >= 5 7 2 6 11 2 4 5 4 2 4 4 3 54 DAYS WITH PRECIPITATION >= 1 9 5 13 14 4 8 8 5 4 7 6 3 86 DAYS WITH PRECIPITATION 9 5 13 14 4 8 8 5 4 7 6 3 86 GREATEST DAILY PRECIPITATION 20.0 34.0 48.0 35.0 14.0 29.0 41.0 7.0 11.0 50.0 68.0 22.0 68.0 DAY 11 1 25 18 12 13 12 22 6 1 7 29 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 0 0 0 0 0 1 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 315 270 270 PREVAILING WIND SPEED(KNOTS) 5.2 6.4 8.4 8.2 6.8 6.7 4.5 5.3 6.1 5.9 3.7 4.3 6.3 PREVAILING WIND PERCENT 16.1 22.5 36.0 34.0 37.5 28.7 28.4 28.4 34.0 26.5 14.7 20.0 26.8 CALMS PERCENT OF WIND 30.3 17.6 11.3 14.0 20.4 28.7 32.9 47.7 43.3 49.7 70.0 60.6 35.7 NO. OF WIND OBSERVATION 155 142 150 150 152 150 155 155 150 155 150 155 1819 VECTOR WIND DIRECTION (MEAN) 269 297 279 287 284 290 277 286 285 292 304 284 286 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.5 2.3 2.6 3.0 2.4 2.3 2.3 2.7 1.8 1.0 1.4 2.0 WIND STEADINESES (MEAN %) 32.1 40.5 41.8 50.0 69.8 63.2 74.2 85.2 84.4 64.3 76.9 87.5 60.6 WIND SPEED (MEAN KNOTS) 2.8 3.7 5.5 5.2 4.3 3.8 3.1 2.7 3.2 2.8 1.3 1.6 3.3 FASTEST WIND DIRECTION 230 270 270 270 270 270 270 310 270 270 270 230 270 FASTEST WIND SPEED (KNOTS) 15 18 20 25 15 15 12 12 13 15 8 10 25 DAY 10 23 24 20 3 8 7 3 11 28 19 4 DAYS WITH SKY CLEAR (0-2)/8 10 16 8 3 21 18 13 15 13 16 19 11 163 DAYS WITH P.CLOUDY (3-6)/8 12 7 12 11 6 5 8 7 12 5 5 12 102 DAYS WITH CLOUDY (7-8)/8 9 5 10 16 4 7 10 9 5 10 6 8 99 DAYS WITH VISIBILITY =< 2 KM 28 2 0 0 0 0 0 0 0 0 0 1 31 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.6 6.6 9.9 18.3 22.3 25.8 29.3 28.2 24.6 19.6 11.9 8.2 17.9 MINIMUN AIR TEMPERATURE (C) 4.9 2.5 5.5 12.8 16.6 19.6 22.7 23.5 19.7 14.0 8.2 4.3 12.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 13 28 30 9 0 0 0 81 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 7 0 0 0 0 0 0 0 0 0 4 11 TEMPERATURE RECORDS LOWEST(C) 1.0 -2.0 2.0 7.0 9.0 16.0 20.0 20.0 16.0 11.0 1.0 -2.0 -2.0 DAY 4 12 1 3 4 3 2 27 29 9 27 14 MAXIMUM AIR TEMPERATURE (C) 13.9 10.5 13.7 23.2 26.7 29.9 33.5 32.1 28.4 23.9 15.4 12.1 21.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 9 17 26 24 12 2 0 0 94 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 20.0 20.0 23.0 36.0 34.0 40.0 39.0 37.0 36.0 39.0 23.0 24.0 40.0 DAY 7 24 28 14 19 16 20 4 2 25 6 6 DIF. BETWEEN (MAX.-MIN.) (C) 9.0 8.0 8.2 10.4 10.1 10.3 10.8 8.6 8.7 9.9 7.2 7.8 9.0 MEAN DAILY TEMP. (MDT) (C) 9.4 6.5 9.6 18.0 21.7 24.7 28.1 27.8 24.1 18.9 11.8 8.2 17.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 17.5 51.0 115.5 221.0 210.5 92.5 10.5 0.0 0.0 718.5 HEATING DEG. DAYS(BASE 18 0C) 266.5 323.0 259.5 50.0 12.5 0.0 0.0 0.0 0.0 20.0 186.5 303.5 1421.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 298.0 146.0 184.0 144.0 99.0 84.0 23.0 38.0 54.0 247.3 191.4 71.2 1579.9 DAYS WITH PRECIPITATION >=10 7 6 6 9 2 2 0 1 1 5 5 4 48 DAYS WITH PRECIPITATION >= 5 7 10 7 9 3 2 3 1 3 7 8 5 65 DAYS WITH PRECIPITATION >= 1 7 13 11 10 4 7 4 5 10 9 13 7 100 DAYS WITH PRECIPITATION 8 13 11 10 4 7 4 5 10 9 15 9 105 GREATEST DAILY PRECIPITATION 85.0 32.0 46.0 30.0 69.0 48.0 8.0 33.0 23.0 65.0 72.0 16.0 85.0 DAY 24 21 14 26 2 2 27 11 13 30 1 1 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 1 0 1 DAYS WITH SNOW OR SLEET 1 6 0 0 0 0 0 0 0 0 1 3 11 DAYS WITH DUST 0 0 1 0 0 0 0 0 0 0 0 1 2 WIND DIRECTION (PREVAILING) 45 360 270 360 270 270 360 270 360 360 360 270 360 PREVAILING WIND SPEED(KNOTS) 3.5 4.0 7.2 4.1 6.8 6.7 4.3 5.9 3.7 3.8 3.8 4.1 3.9 PREVAILING WIND PERCENT 9.0 15.0 15.5 20.7 17.4 27.3 32.9 32.9 31.3 41.9 32.0 31.6 22.7 CALMS PERCENT OF WIND 64.5 57.9 54.2 49.3 51.6 35.3 22.6 29.7 41.3 27.7 16.0 25.2 39.5 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 320 340 301 321 296 278 324 304 322 345 314 294 311 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.1 1.5 1.5 1.3 2.2 2.0 2.3 1.5 1.7 2.1 2.1 1.6 WIND STEADINESES (MEAN %) 52.9 52.4 60.0 60.0 44.8 56.4 52.6 65.7 60.0 54.8 60.0 70.0 55.2 WIND SPEED (MEAN KNOTS) 1.7 2.1 2.5 2.5 2.9 3.9 3.8 3.5 2.5 3.1 3.5 3.0 2.9 FASTEST WIND DIRECTION 310 270 270 270 220 270 310 270 270 200 270 270 220 FASTEST WIND SPEED (KNOTS) 10 12 11 12 15 10 8 10 8 14 12 8 15 DAY 23 20 31 22 19 17 21 24 5 14 20 1 DAYS WITH SKY CLEAR (0-2)/8 14 8 4 8 10 9 16 8 8 13 7 9 114 DAYS WITH P.CLOUDY (3-6)/8 8 8 9 6 10 14 9 11 7 5 6 5 98 DAYS WITH CLOUDY (7-8)/8 9 12 18 16 11 7 6 12 15 13 17 17 153 DAYS WITH VISIBILITY =< 2 KM 13 7 0 2 0 0 1 0 0 0 1 4 28 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.4 11.7 8.6 16.2 22.5 27.6 28.3 28.3 26.9 23.2 15.2 10.7 19.2 MINIMUN AIR TEMPERATURE (C) 6.0 6.5 3.5 10.7 15.3 20.7 22.1 22.5 20.4 16.2 10.2 6.0 13.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 16 27 31 18 1 0 0 94 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 1 2 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS LOWEST(C) 2.0 0.0 -2.0 6.0 12.0 16.0 19.0 21.0 17.0 13.0 5.0 3.0 -2.0 DAY 2 11 20 8 3 5 10 13 22 25 11 28 MAXIMUM AIR TEMPERATURE (C) 16.7 16.3 12.3 19.7 27.5 32.4 32.7 32.6 31.5 28.2 19.7 15.3 23.7 DAYS WITH MAXIMUM TEMP. >=30 0 1 1 6 12 20 23 26 23 9 1 0 122 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 27.0 32.0 31.0 36.0 38.0 40.0 40.0 37.0 36.0 38.0 30.0 19.0 40.0 DAY 9 21 31 25 30 14 27 1 7 21 17 14 DIF. BETWEEN (MAX.-MIN.) (C) 10.7 9.8 8.8 9.0 12.2 11.7 10.6 10.1 11.1 12.0 9.5 9.3 10.4 MEAN DAILY TEMP. (MDT) (C) 11.3 11.4 7.9 15.2 21.4 26.5 27.4 27.5 25.9 22.2 14.9 10.6 18.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 2.5 0.0 24.0 48.5 166.5 199.0 202.5 148.5 44.5 1.0 0.0 837.0 HEATING DEG. DAYS(BASE 18 0C) 208.0 196.5 314.0 127.5 1.5 0.0 0.0 0.0 0.0 0.0 106.5 228.0 1182.0 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.0 26.2 99.4 66.0 23.0 12.0 37.0 34.0 15.0 25.0 146.0 52.0 550.6 DAYS WITH PRECIPITATION >=10 0 0 3 2 0 0 2 0 0 1 6 3 17 DAYS WITH PRECIPITATION >= 5 0 3 9 8 2 1 2 3 2 1 8 3 42 DAYS WITH PRECIPITATION >= 1 7 6 13 9 6 2 8 9 4 3 12 6 85 DAYS WITH PRECIPITATION 7 6 16 9 6 2 8 9 4 3 12 6 88 GREATEST DAILY PRECIPITATION 4.0 8.0 17.0 12.0 7.0 9.0 12.0 9.0 6.0 20.0 34.0 19.0 34.0 DAY 8 10 7 6 14 28 21 18 15 22 20 17 DAY WITH THUNDER STORM 0 0 0 0 0 1 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 0 5 0 0 0 0 0 0 0 0 0 5 DAYS WITH DUST 0 1 2 0 0 0 0 0 0 1 0 0 4 WIND DIRECTION (PREVAILING) 270 270 270 270 270 225 225 225 225 270 270 180 270 PREVAILING WIND SPEED(KNOTS) 3.8 4.0 3.7 3.3 5.1 4.5 3.4 3.7 4.3 5.5 4.1 2.8 4.1 PREVAILING WIND PERCENT 28.4 35.9 31.0 19.3 24.5 32.0 21.3 25.8 22.0 12.3 16.0 12.3 17.9 CALMS PERCENT OF WIND 31.6 34.5 24.5 61.3 45.8 52.0 61.9 52.9 68.0 65.2 52.7 51.0 50.1 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 268 278 245 248 246 237 243 247 238 250 229 201 247 VECTOR WIND MAGNITUDE(KNOTS) 1.0 1.6 1.4 1.2 2.4 2.0 1.0 1.6 1.2 1.0 0.6 0.4 1.2 WIND STEADINESES (MEAN %) 37.0 64.0 50.0 92.3 85.7 90.9 76.9 88.9 92.3 58.8 31.6 23.5 60.0 WIND SPEED (MEAN KNOTS) 2.7 2.5 2.8 1.3 2.8 2.2 1.3 1.8 1.3 1.7 1.9 1.7 2.0 FASTEST WIND DIRECTION 230 270 270 230 230 230 270 310 230 270 270 270 270 FASTEST WIND SPEED (KNOTS) 12 12 8 12 13 13 9 9 6 15 12 16 16 DAY 3 2 6 5 6 11 2 3 1 29 14 3 DAYS WITH SKY CLEAR (0-2)/8 14 11 12 2 15 9 12 9 16 21 15 13 149 DAYS WITH P.CLOUDY (3-6)/8 11 6 4 12 8 11 8 12 8 6 5 13 104 DAYS WITH CLOUDY (7-8)/8 6 12 15 16 8 10 11 10 6 4 10 5 113 DAYS WITH VISIBILITY =< 2 KM 0 0 1 0 0 0 0 0 0 0 1 0 2 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.5 9.4 12.0 17.3 25.9 28.7 28.2 28.5 24.7 20.3 16.0 13.2 19.4 MINIMUN AIR TEMPERATURE (C) 4.7 4.3 6.5 11.1 18.2 20.7 23.2 22.4 19.6 14.0 9.5 8.2 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 5 18 29 28 6 0 0 0 86 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 1 2 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS LOWEST(C) -1.0 -1.0 2.0 6.0 13.0 13.0 20.0 19.0 16.0 8.0 5.0 5.0 -1.0 DAY 31 1 4 17 2 8 16 9 20 25 15 26 MAXIMUM AIR TEMPERATURE (C) 12.6 14.3 16.6 22.3 31.7 34.6 32.4 33.0 28.7 25.1 21.6 18.7 24.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 22 27 26 26 15 1 0 0 122 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 26.0 28.0 35.0 42.0 43.0 37.0 40.0 35.0 34.0 27.0 24.0 43.0 DAY 18 8 24 22 16 25 1 18 11 15 22 2 DIF. BETWEEN (MAX.-MIN.) (C) 7.9 10.0 10.1 11.2 13.5 13.9 9.2 10.6 9.1 11.1 12.1 10.5 10.8 MEAN DAILY TEMP. (MDT) (C) 8.7 9.3 11.5 16.7 25.0 27.6 27.8 27.7 24.2 19.5 15.6 13.5 18.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.5 128.0 202.5 210.0 207.5 95.0 13.5 0.0 0.0 866.0 HEATING DEG. DAYS(BASE 18 0C) 289.5 244.0 202.0 73.0 0.0 0.0 0.0 0.0 0.0 22.0 75.0 140.0 1045.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 92.6 18.4 118.0 60.6 27.6 46.0 18.6 23.6 59.0 27.0 54.0 86.0 631.4 DAYS WITH PRECIPITATION >=10 5 0 5 1 1 1 1 1 2 1 2 4 24 DAYS WITH PRECIPITATION >= 5 7 3 8 5 1 1 2 2 6 1 4 4 44 DAYS WITH PRECIPITATION >= 1 10 3 11 8 3 1 3 5 10 2 8 4 68 DAYS WITH PRECIPITATION 10 4 11 9 4 1 4 6 10 2 8 4 73 GREATEST DAILY PRECIPITATION 23.0 7.0 33.0 30.0 22.0 46.0 10.0 10.0 10.0 24.0 17.0 38.0 46.0 DAY 7 19 27 16 1 7 18 8 15 24 13 20 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 1 0 3 0 2 0 0 1 0 0 1 0 8 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.4 5.6 5.8 5.4 8.2 7.4 6.7 8.3 6.1 7.0 5.8 5.5 6.5 PREVAILING WIND PERCENT 18.7 20.0 26.5 18.7 21.3 19.3 23.9 28.4 36.0 21.3 4.0 16.1 21.2 CALMS PERCENT OF WIND 45.8 50.0 51.6 54.0 45.8 42.0 33.5 34.8 32.0 48.4 82.0 52.3 47.6 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 234 244 264 255 268 273 271 261 260 262 253 240 262 VECTOR WIND MAGNITUDE(KNOTS) 1.0 0.9 1.5 1.3 2.7 2.5 3.0 3.2 3.1 2.1 0.2 1.0 1.8 WIND STEADINESES (MEAN %) 50.0 39.1 65.2 61.9 75.0 71.4 78.9 71.1 77.5 77.8 28.6 47.6 64.3 WIND SPEED (MEAN KNOTS) 2.0 2.3 2.3 2.1 3.6 3.5 3.8 4.5 4.0 2.7 0.7 2.1 2.8 FASTEST WIND DIRECTION 270 270 270 270 270 310 270 270 230 270 270 270 270 FASTEST WIND SPEED (KNOTS) 12 20 12 12 40 16 16 30 12 16 20 12 40 DAY 19 9 3 14 25 6 12 20 2 4 17 14 DAYS WITH SKY CLEAR (0-2)/8 14 11 15 11 19 26 10 13 10 20 15 19 183 DAYS WITH P.CLOUDY (3-6)/8 5 7 5 10 9 4 12 14 9 8 11 9 103 DAYS WITH CLOUDY (7-8)/8 12 10 11 9 3 0 9 4 11 3 4 3 79 DAYS WITH VISIBILITY =< 2 KM 2 0 0 0 1 0 0 0 0 0 0 0 3 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.0 12.3 15.6 16.5 23.5 26.5 31.1 30.0 26.4 20.8 13.3 11.2 19.7 MINIMUN AIR TEMPERATURE (C) 4.0 6.4 9.0 11.2 16.3 19.5 24.2 23.3 19.1 14.2 7.9 6.7 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 9 31 30 15 0 0 0 85 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 1.0 3.0 6.0 10.0 14.0 14.0 22.0 20.0 14.0 10.0 2.0 1.0 1.0 DAY 13 23 6 1 1 10 1 6 18 12 15 11 MAXIMUM AIR TEMPERATURE (C) 13.4 16.7 21.0 20.2 28.5 31.5 36.3 34.9 31.6 26.2 18.5 16.3 24.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 0 15 21 31 29 23 10 0 0 132 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 25.0 31.0 28.0 38.0 40.0 43.0 38.0 39.0 32.0 26.0 28.0 43.0 DAY 4 16 10 8 17 7 21 1 11 6 5 20 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 10.3 12.0 9.0 12.2 12.0 12.1 11.6 12.5 12.0 10.6 9.6 11.1 MEAN DAILY TEMP. (MDT) (C) 8.7 11.6 15.0 15.7 22.4 25.5 30.2 29.1 25.3 20.2 13.2 11.5 19.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.5 0.0 56.0 139.0 285.5 252.0 134.5 30.5 0.0 0.5 898.5 HEATING DEG. DAYS(BASE 18 0C) 287.5 181.0 102.0 76.5 0.5 1.5 0.0 0.0 1.0 16.0 147.5 208.5 1022.0 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 38.2 54.0 78.0 70.0 79.0 66.0 6.0 19.0 25.0 41.0 51.0 13.0 540.2 DAYS WITH PRECIPITATION >=10 0 2 3 2 2 1 0 1 1 2 3 0 17 DAYS WITH PRECIPITATION >= 5 5 4 5 8 4 3 1 1 1 3 3 1 39 DAYS WITH PRECIPITATION >= 1 8 9 8 13 8 8 2 3 2 5 6 5 77 DAYS WITH PRECIPITATION 8 9 8 13 8 8 2 3 2 5 6 5 77 GREATEST DAILY PRECIPITATION 9.0 18.0 26.0 14.0 28.0 45.0 5.0 13.0 23.0 23.0 22.0 5.0 45.0 DAY 18 8 29 19 12 10 28 4 18 11 11 15 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 1 0 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 270 90 270 270 270 270 270 270 270 270 225 270 270 PREVAILING WIND SPEED(KNOTS) 5.6 3.4 6.4 4.4 7.3 6.9 5.2 5.1 4.9 5.1 5.8 7.3 5.7 PREVAILING WIND PERCENT 6.5 5.0 23.2 25.3 21.9 18.7 33.5 42.6 31.3 14.2 7.3 11.0 20.1 CALMS PERCENT OF WIND 78.1 75.0 49.0 46.7 53.5 58.0 40.0 32.9 51.3 71.6 63.3 72.9 57.6 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 254 265 269 264 260 274 274 275 267 255 237 242 266 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.3 1.7 1.4 1.9 1.9 2.8 3.1 1.9 1.0 0.6 0.9 1.5 WIND STEADINESES (MEAN %) 50.0 27.3 65.4 60.9 67.9 73.1 87.5 81.6 79.2 71.4 30.0 56.3 68.2 WIND SPEED (MEAN KNOTS) 0.8 1.1 2.6 2.3 2.8 2.6 3.2 3.8 2.4 1.4 2.0 1.6 2.2 FASTEST WIND DIRECTION 270 270 270 230 270 270 230 230 270 270 270 270 270 FASTEST WIND SPEED (KNOTS) 12 16 20 12 15 20 20 16 12 12 12 20 20 DAY 9 5 25 6 18 8 26 3 12 2 1 6 DAYS WITH SKY CLEAR (0-2)/8 13 7 12 10 15 20 25 23 21 22 17 12 197 DAYS WITH P.CLOUDY (3-6)/8 7 13 11 5 8 4 6 4 3 4 6 11 82 DAYS WITH CLOUDY (7-8)/8 11 8 8 15 8 6 0 4 6 5 7 8 86 DAYS WITH VISIBILITY =< 2 KM 2 1 4 0 0 1 0 0 0 2 0 2 12 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 11.9 11.8 12.7 17.6 21.4 26.7 28.7 28.1 26.2 21.0 13.2 8.4 19.0 MINIMUN AIR TEMPERATURE (C) 6.7 7.0 6.5 12.5 15.1 19.8 22.7 22.4 20.0 14.2 5.1 1.1 12.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 2 6 28 28 10 0 0 0 74 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 3 3 DAYS WITH FREEZING MIN.<= 0 0 0 3 0 0 0 0 0 0 0 3 13 19 TEMPERATURE RECORDS LOWEST(C) 2.0 1.0 -1.0 9.0 10.0 16.0 18.0 19.0 17.0 8.0 -2.0 -7.0 -7.0 DAY 6 10 7 2 4 13 1 4 11 19 27 26 MAXIMUM AIR TEMPERATURE (C) 17.1 16.2 17.7 22.4 25.9 32.4 34.0 33.3 31.3 25.0 17.8 13.5 23.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 3 9 22 27 30 23 3 0 0 119 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 28.0 29.0 31.0 34.0 35.0 40.0 41.0 38.0 36.0 32.0 25.0 23.0 41.0 DAY 15 20 15 29 28 2 21 23 2 16 1 8 DIF. BETWEEN (MAX.-MIN.) (C) 10.4 9.2 11.2 9.9 10.8 12.6 11.3 10.9 11.3 10.8 12.7 12.4 11.1 MEAN DAILY TEMP. (MDT) (C) 11.9 11.6 12.1 17.4 20.5 26.1 28.4 27.9 25.6 19.6 11.4 7.3 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.5 11.0 37.0 152.0 229.0 212.5 139.5 15.5 0.0 0.0 797.0 HEATING DEG. DAYS(BASE 18 0C) 193.5 187.0 193.0 46.0 16.0 0.0 0.0 0.0 0.0 17.5 197.5 331.0 1181.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.0 35.0 112.2 42.0 84.0 40.0 27.0 22.6 19.0 167.0 55.6 51.0 682.4 DAYS WITH PRECIPITATION >=10 1 1 7 1 3 2 1 0 0 5 2 2 25 DAYS WITH PRECIPITATION >= 5 2 3 9 4 5 2 1 2 2 8 3 4 45 DAYS WITH PRECIPITATION >= 1 7 9 14 10 11 8 5 6 6 11 7 5 99 DAYS WITH PRECIPITATION 8 9 15 10 11 8 5 7 6 11 7 5 102 GREATEST DAILY PRECIPITATION 11.0 10.0 16.0 10.0 35.0 16.0 17.0 9.0 7.0 41.0 27.0 20.0 41.0 DAY 5 3 6 21 18 17 7 2 9 8 25 25 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 0 1 0 0 0 0 0 0 0 0 2 3 DAYS WITH DUST 0 0 0 0 0 0 1 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 270 270 270 270 270 225 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.2 6.7 7.9 6.9 7.4 9.6 6.1 7.4 6.7 8.7 8.0 7.2 7.0 PREVAILING WIND PERCENT 12.3 12.9 10.3 16.7 36.8 24.7 27.7 27.1 20.0 7.1 6.7 6.5 16.7 CALMS PERCENT OF WIND 76.8 77.1 72.9 60.0 40.6 43.3 48.4 43.9 58.0 81.3 82.0 85.2 64.1 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 257 257 259 256 262 247 249 254 254 231 217 246 254 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.9 1.0 1.7 3.6 3.2 2.4 3.1 2.2 0.2 0.2 0.4 1.6 WIND STEADINESES (MEAN %) 61.5 64.3 58.8 68.0 78.3 66.7 68.6 70.5 73.3 15.4 14.3 36.4 61.5 WIND SPEED (MEAN KNOTS) 1.3 1.4 1.7 2.5 4.6 4.8 3.5 4.4 3.0 1.3 1.4 1.1 2.6 FASTEST WIND DIRECTION 270 270 270 270 270 310 270 270 270 270 270 230 270 FASTEST WIND SPEED (KNOTS) 12 16 28 16 16 16 16 16 12 16 16 16 28 DAY 4 24 5 29 17 1 15 10 2 13 16 11 DAYS WITH SKY CLEAR (0-2)/8 11 8 11 6 10 15 11 8 16 10 17 17 140 DAYS WITH P.CLOUDY (3-6)/8 11 5 6 9 11 8 6 19 8 13 7 7 110 DAYS WITH CLOUDY (7-8)/8 9 15 14 15 10 7 14 4 6 8 5 7 114 DAYS WITH VISIBILITY =< 2 KM 0 1 0 2 0 0 0 0 0 0 1 1 5 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.1 9.2 10.9 14.8 23.0 28.4 27.5 26.9 24.6 18.8 16.0 8.1 17.7 MINIMUN AIR TEMPERATURE (C) -2.4 2.0 4.6 6.6 13.9 19.6 20.7 20.2 17.9 10.6 7.5 1.5 10.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 10 14 15 2 0 0 0 41 DAYS WITH MINIMUM TEMP. <=-4 8 0 0 0 0 0 0 0 0 0 0 3 11 DAYS WITH FREEZING MIN.<= 0 27 6 1 0 0 0 0 0 0 0 0 10 44 TEMPERATURE RECORDS LOWEST(C) -9.0 -2.0 -2.0 2.0 7.0 15.0 19.0 17.0 14.0 6.0 1.0 -5.0 -9.0 DAY 20 1 8 16 3 24 1 26 25 28 30 27 MAXIMUM AIR TEMPERATURE (C) 8.9 13.6 14.6 19.2 28.5 33.3 31.7 31.1 28.9 23.7 21.8 12.5 22.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 4 15 28 24 21 15 1 4 0 113 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 16.0 22.0 31.0 36.0 38.0 38.0 38.0 37.0 32.0 30.0 32.0 20.0 38.0 DAY 16 22 26 29 11 4 18 13 11 2 22 5 DIF. BETWEEN (MAX.-MIN.) (C) 11.3 11.6 10.0 12.6 14.6 13.7 11.0 10.9 11.0 13.1 14.3 11.0 12.1 MEAN DAILY TEMP. (MDT) (C) 3.2 7.8 9.6 12.9 21.2 26.4 26.2 25.6 23.4 17.1 14.6 7.0 16.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.5 41.5 163.5 161.5 143.0 72.5 5.0 2.5 0.0 594.0 HEATING DEG. DAYS(BASE 18 0C) 457.5 295.5 260.5 167.5 12.0 0.0 0.0 0.0 0.0 47.0 112.5 341.0 1693.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 75.0 38.4 90.4 82.6 14.0 6.4 26.6 10.8 47.0 46.8 102.0 56.0 596.0 DAYS WITH PRECIPITATION >=10 4 1 3 4 0 0 1 0 1 2 2 3 21 DAYS WITH PRECIPITATION >= 5 5 3 5 4 2 0 2 1 1 3 5 5 36 DAYS WITH PRECIPITATION >= 1 7 5 13 11 3 2 8 4 6 5 7 8 79 DAYS WITH PRECIPITATION 7 6 13 11 3 3 9 7 6 6 7 8 86 GREATEST DAILY PRECIPITATION 20.0 25.0 33.0 19.0 6.0 4.0 12.0 5.0 40.0 18.0 58.0 16.0 58.0 DAY 1 27 28 14 1 23 12 10 16 25 28 18 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 5 0 0 0 0 0 0 0 0 0 0 1 6 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 1 0 0 1 WIND DIRECTION (PREVAILING) 270 225 225 225 270 270 225 225 225 270 270 225 270 PREVAILING WIND SPEED(KNOTS) 9.5 8.0 7.2 7.6 8.0 5.9 8.2 6.7 8.3 8.2 6.3 6.5 7.2 PREVAILING WIND PERCENT 16.8 9.7 13.5 18.0 21.3 30.0 25.2 19.4 24.0 16.8 12.7 5.2 14.4 CALMS PERCENT OF WIND 73.5 70.3 60.0 58.7 46.5 42.7 45.8 62.6 59.3 67.1 76.0 89.0 62.6 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 259 229 218 240 246 253 234 239 240 250 219 195 241 VECTOR WIND MAGNITUDE(KNOTS) 1.7 1.1 1.0 2.0 1.9 2.3 3.1 2.1 2.7 1.2 0.5 0.2 1.6 WIND STEADINESES (MEAN %) 73.9 61.1 34.5 66.7 45.2 69.7 77.5 84.0 81.8 48.0 27.8 28.6 59.3 WIND SPEED (MEAN KNOTS) 2.3 1.8 2.9 3.0 4.2 3.3 4.0 2.5 3.3 2.5 1.8 0.7 2.7 FASTEST WIND DIRECTION 270 180 90 270 230 270 230 180 270 270 270 230 270 FASTEST WIND SPEED (KNOTS) 20 14 16 16 16 12 12 12 16 16 16 8 20 DAY 31 12 13 18 19 15 1 1 5 3 27 6 DAYS WITH SKY CLEAR (0-2)/8 21 14 3 7 18 14 8 9 12 20 18 17 161 DAYS WITH P.CLOUDY (3-6)/8 4 2 9 7 9 14 10 5 10 6 9 6 91 DAYS WITH CLOUDY (7-8)/8 6 13 19 16 4 2 13 17 8 5 3 8 114 DAYS WITH VISIBILITY =< 2 KM 0 0 4 0 0 0 0 0 0 1 0 0 5 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.7 10.1 10.9 16.1 22.5 26.9 28.7 28.8 25.1 19.5 16.5 12.0 18.7 MINIMUN AIR TEMPERATURE (C) 1.5 2.4 4.3 8.2 14.4 19.1 21.6 21.2 17.7 12.7 8.8 5.4 11.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 23 21 3 0 0 0 49 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 9 9 5 0 0 0 0 0 0 0 0 0 23 TEMPERATURE RECORDS LOWEST(C) -2.0 -1.0 -3.0 3.0 8.0 17.0 19.0 18.0 13.0 5.0 4.0 1.0 -3.0 DAY 1 2 14 6 5 1 1 9 24 27 11 23 MAXIMUM AIR TEMPERATURE (C) 10.4 15.4 14.7 21.1 27.8 31.5 33.5 33.5 29.6 23.8 21.8 16.7 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 14 23 28 29 16 4 2 0 119 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 20.0 23.0 28.0 39.0 40.0 42.0 39.0 38.0 36.0 34.0 32.0 29.0 42.0 DAY 8 9 8 28 16 15 16 13 15 13 17 14 DIF. BETWEEN (MAX.-MIN.) (C) 8.9 13.0 10.4 12.9 13.4 12.4 11.9 12.3 11.9 11.1 13.0 11.3 11.9 MEAN DAILY TEMP. (MDT) (C) 5.9 8.9 9.5 14.6 21.1 25.3 27.5 27.3 23.6 18.3 15.3 11.0 17.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.0 44.5 129.0 203.0 196.5 82.5 15.5 2.0 0.0 682.0 HEATING DEG. DAYS(BASE 18 0C) 374.5 254.5 263.5 125.0 15.0 0.0 0.0 0.0 0.0 48.5 90.0 215.5 1386.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.0 54.4 78.4 52.8 60.6 5.0 24.0 34.0 30.0 94.6 27.6 53.0 550.4 DAYS WITH PRECIPITATION >=10 1 3 3 2 1 0 0 1 0 5 0 2 18 DAYS WITH PRECIPITATION >= 5 4 4 6 5 1 0 2 3 3 6 2 5 41 DAYS WITH PRECIPITATION >= 1 7 8 9 8 4 2 8 4 7 8 6 7 78 DAYS WITH PRECIPITATION 10 9 10 10 6 2 8 6 7 9 6 7 90 GREATEST DAILY PRECIPITATION 16.0 14.0 24.0 14.0 55.0 4.0 9.0 19.0 9.0 32.0 9.0 12.0 55.0 DAY 11 13 13 2 4 17 6 9 22 10 10 1 DAY WITH THUNDER STORM 0 0 0 0 0 0 1 0 0 1 0 0 2 DAYS WITH SNOW OR SLEET 0 1 1 0 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 225 90 225 270 225 270 225 270 270 270 225 270 270 PREVAILING WIND SPEED(KNOTS) 8.0 7.2 8.4 9.6 10.1 9.5 10.2 9.0 9.0 9.3 6.9 8.9 9.1 PREVAILING WIND PERCENT 9.7 13.6 18.1 16.7 25.2 34.0 25.2 35.5 26.0 20.6 10.0 14.8 18.6 CALMS PERCENT OF WIND 72.9 70.0 56.1 46.7 36.8 31.3 38.7 37.4 44.7 63.9 80.0 61.9 53.3 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 226 176 229 241 242 252 246 253 247 257 224 241 245 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.4 1.3 1.6 3.5 4.8 4.0 4.2 3.4 2.1 0.8 2.0 2.4 WIND STEADINESES (MEAN %) 45.0 18.2 37.1 35.6 60.3 75.0 72.7 75.0 68.0 70.0 53.3 60.6 60.0 WIND SPEED (MEAN KNOTS) 2.0 2.2 3.5 4.5 5.8 6.4 5.5 5.6 5.0 3.0 1.5 3.3 4.0 FASTEST WIND DIRECTION 180 270 270 360 270 230 270 270 270 270 270 230 270 FASTEST WIND SPEED (KNOTS) 12 20 12 16 16 16 16 16 16 16 16 20 20 DAY 7 9 6 1 2 1 5 5 1 26 9 15 DAYS WITH SKY CLEAR (0-2)/8 10 14 14 11 12 12 17 16 12 12 19 14 163 DAYS WITH P.CLOUDY (3-6)/8 8 8 2 9 11 12 7 10 13 11 4 8 103 DAYS WITH CLOUDY (7-8)/8 13 6 15 10 8 6 7 5 5 8 7 9 99 DAYS WITH VISIBILITY =< 2 KM 1 0 0 0 0 0 0 0 0 1 0 0 2 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 13.2 11.5 13.0 18.0 21.4 27.4 29.6 30.8 25.0 18.9 16.1 12.4 19.8 MINIMUN AIR TEMPERATURE (C) 6.1 6.1 6.8 10.9 15.1 20.6 22.9 24.5 19.2 13.2 9.5 7.1 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 15 27 31 7 0 0 0 80 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 2 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS LOWEST(C) 2.0 0.0 2.0 5.0 10.0 18.0 19.0 23.0 16.0 6.0 4.0 2.0 0.0 DAY 1 7 3 1 19 1 8 6 6 18 27 24 MAXIMUM AIR TEMPERATURE (C) 18.4 15.6 17.2 22.2 25.8 32.3 34.3 35.3 28.8 22.9 21.3 16.8 24.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 9 21 28 30 13 0 0 0 105 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 27.0 29.0 28.0 31.0 37.0 39.0 40.0 38.0 34.0 28.0 28.0 26.0 40.0 DAY 5 26 12 16 13 5 27 30 10 6 1 17 DIF. BETWEEN (MAX.-MIN.) (C) 12.3 9.5 10.4 11.3 10.7 11.7 11.4 10.8 9.6 9.7 11.8 9.7 10.7 MEAN DAILY TEMP. (MDT) (C) 12.2 10.8 12.0 16.6 20.4 26.4 28.6 29.9 24.0 18.1 15.4 12.0 18.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.0 34.5 163.5 235.5 275.0 90.5 2.5 0.0 0.0 805.5 HEATING DEG. DAYS(BASE 18 0C) 180.0 201.5 189.0 69.0 14.0 0.0 0.0 0.0 0.0 27.5 84.0 187.5 952.5 DEWPOINT (MEAN C) ***** ***** 7.2 11.5 14.1 17.3 19.2 20.9 17.1 12.8 8.6 6.1 ***** MIXING RATIO (G/KG) ****** ****** 6.50 8.70 10.22 12.72 14.44 16.07 12.51 9.46 7.16 6.02 ****** VAPOUR PRESSURE (HPA) ****** ****** 10.33 13.76 16.15 19.92 22.50 24.97 19.68 15.03 11.48 9.60 ****** SATURATION DEF. (HPA) ****** ****** 5.39 7.91 10.46 17.84 20.10 20.20 12.61 7.35 7.53 5.32 ****** RELATIVE HUMIDITY (MEAN %) *** *** 70 68 66 56 56 58 64 70 63 68 *** RELATIVE HUMIDITY (MAX. %) *** 81 85 83 84 74 74 74 81 86 79 81 *** RELATIVE HUMIDITY (MIN. %) *** 53 57 57 53 44 42 43 51 55 49 55 *** RELATIVE HUMIDITY (MEAN% 03UTC) *** 81 84 82 82 73 73 73 80 84 78 76 *** RELATIVE HUMIDITY (MEAN% 09UTC) *** 58 63 60 57 48 46 47 54 59 51 58 *** RELATIVE HUMIDITY (MEAN% 15UTC) *** 70 73 72 67 56 58 60 66 76 70 75 *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 38.4 37.6 135.6 74.6 37.0 12.2 32.0 15.0 42.2 103.2 0.0 53.4 581.2 DAYS WITH PRECIPITATION >=10 1 1 7 3 1 0 2 0 2 4 0 2 23 DAYS WITH PRECIPITATION >= 5 4 3 7 4 4 2 3 1 2 6 0 4 40 DAYS WITH PRECIPITATION >= 1 4 9 9 8 9 3 4 3 4 7 0 5 65 DAYS WITH PRECIPITATION 6 10 10 9 9 5 4 3 10 8 0 5 79 GREATEST DAILY PRECIPITATION 15.0 10.0 26.0 33.0 10.0 5.0 12.0 9.0 22.0 31.0 0.0 25.0 33.0 DAY 12 4 30 25 5 15 19 31 12 2 ** 22 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 1 0 1 WIND DIRECTION (PREVAILING) 225 270 270 270 270 270 270 270 270 315 270 270 270 PREVAILING WIND SPEED(KNOTS) 7.4 7.5 8.9 7.7 8.0 7.2 7.8 7.6 6.3 5.2 5.3 6.9 7.5 PREVAILING WIND PERCENT 8.4 16.4 21.3 32.0 39.4 38.0 21.3 36.1 22.7 11.0 9.3 11.0 22.0 CALMS PERCENT OF WIND 76.8 57.9 58.1 45.3 46.5 26.0 36.8 31.0 54.0 71.6 78.0 65.8 54.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 241 254 266 278 270 281 292 286 271 291 284 260 277 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.0 1.8 2.6 3.3 4.0 2.6 3.5 1.9 1.0 0.8 0.6 2.0 WIND STEADINESES (MEAN %) 44.4 38.5 62.1 72.2 84.6 81.6 61.9 76.1 73.1 66.7 66.7 33.3 66.7 WIND SPEED (MEAN KNOTS) 1.8 2.6 2.9 3.6 3.9 4.9 4.2 4.6 2.6 1.5 1.2 1.8 3.0 FASTEST WIND DIRECTION 270 270 270 270 270 270 270 270 270 270 310 270 270 FASTEST WIND SPEED (KNOTS) 16 20 20 32 15 14 14 14 12 10 30 15 32 DAY 3 19 13 13 14 26 6 31 27 1 5 13 DAYS WITH SKY CLEAR (0-2)/8 17 11 11 11 10 17 23 24 12 14 20 11 181 DAYS WITH P.CLOUDY (3-6)/8 5 3 11 6 9 5 5 5 10 6 9 13 87 DAYS WITH CLOUDY (7-8)/8 9 14 9 13 12 8 3 2 8 11 1 7 97 DAYS WITH VISIBILITY =< 2 KM 1 2 0 0 0 0 0 0 0 0 0 0 3 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** 999.9 998.4 999.8 994.8 992.3 992.4 998.7 1004.1 1008.9 1001.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** 1012.3 1011.9 1010.0 1001.1 1001.5 998.2 1006.3 1013.9 1018.3 1015.3 ****** DAY-HOUR **-** **-** 2-12 5- 6 18- 9 17- 3 8- 3 31-15 21- 6 17- 9 23- 6 30- 6 MIN. QFE PRESSURE IN HPA ****** ****** 983.1 984.8 989.7 984.7 984.7 983.5 990.2 994.6 993.2 985.5 ****** DAY-HOUR **-** **-** 20- 3 13-12 25-15 13-15 16-15 29- 3 11- 6 15-15 30-15 18- 9 MEAN QNH PRESSURE IN HPA ****** ****** 1001.1 999.7 1001.1 996.0 993.6 993.7 1000.0 1005.3 1010.2 1002.8 ****** MAX. QNH PRESSURE IN HPA ****** ****** 1013.6 1013.2 1011.3 1002.4 1002.8 999.5 1007.6 1015.2 1019.6 1016.6 ****** DAY-HOUR **-** **-** 2-12 5- 6 18- 9 17- 3 8- 3 31-15 21- 6 17- 9 23- 6 30- 6 MIN. QNH PRESSURE IN HPA ****** ****** 984.4 986.1 991.0 986.0 986.0 984.8 991.5 995.9 994.5 986.8 ****** DAY-HOUR **-** **-** 20- 3 13-12 25-15 13-15 16-15 29- 3 11- 6 15-15 30-15 18- 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** 1001.1 999.8 998.2 999.9 995.3 992.8 992.7 999.1 1003.8 1009.1 1001.2 ****** MAX. QFE PRESSURE IN HPA ****** 1009.4 1009.9 1011.1 1009.2 1001.1 1001.5 997.4 1006.2 1012.5 1016.6 1014.6 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 MIN. QFE PRESSURE IN HPA ****** 995.3 983.1 987.3 990.5 988.2 986.0 983.5 990.6 996.5 994.8 987.3 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 MEAN QNH PRESSURE IN HPA ****** 1002.4 1001.1 999.5 1001.2 996.6 994.1 994.0 1000.4 1005.1 1010.4 1002.5 ****** MAX. QNH PRESSURE IN HPA ****** 1010.7 1011.2 1012.4 1010.5 1002.4 1002.8 998.7 1007.5 1013.8 1017.9 1015.9 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 MIN. QNH PRESSURE IN HPA ****** 996.6 984.4 988.6 991.8 989.5 987.3 984.8 991.9 997.8 996.1 988.6 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 MEAN QFF PRESSURE IN HPA ****** 1002.7 1001.4 999.8 1001.4 996.8 994.3 994.2 1000.6 1005.4 1010.7 1002.8 ****** MAX. QFF PRESSURE IN HPA ****** 1011.0 1011.5 1012.7 1010.8 1002.6 1003.0 998.9 1007.7 1014.1 1018.2 1016.2 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 MIN. QFF PRESSURE IN HPA ****** 996.9 984.7 988.8 992.0 989.7 987.5 985.0 992.1 998.0 996.4 988.9 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** 1002.1 1000.4 999.1 1000.6 995.8 993.3 993.3 999.7 1004.8 1010.0 1002.3 ****** MAX. QFE PRESSURE IN HPA ****** 1010.7 1011.2 1011.9 1009.9 1001.1 1001.1 997.2 1006.3 1013.7 1018.3 1015.3 ****** DAY ** 23 2 5 18 17 8 8 21 17 23 30 MIN. QFE PRESSURE IN HPA ****** 994.4 984.7 988.4 993.3 986.4 986.5 985.1 990.2 996.4 995.9 985.6 ****** DAY ** 10 20 13 25 13 5 29 11 15 30 18 MEAN QNH PRESSURE IN HPA ****** 1003.4 1001.7 1000.4 1001.8 997.1 994.5 994.6 1000.9 1006.1 1011.2 1003.6 ****** MAX. QNH PRESSURE IN HPA ****** 1012.0 1012.5 1013.2 1011.2 1002.4 1002.4 998.5 1007.6 1015.0 1019.6 1016.6 ****** DAY ** 23 2 5 18 17 8 8 21 17 23 30 MIN. QNH PRESSURE IN HPA ****** 995.7 986.0 989.7 994.6 987.7 987.8 986.4 991.5 997.7 997.2 986.9 ****** DAY ** 10 20 13 25 13 5 29 11 15 30 18 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** 1001.5 1000.3 998.8 1000.2 995.1 992.8 992.7 998.9 1004.3 1009.2 1001.6 ****** MAX. QFE PRESSURE IN HPA ****** 1010.5 1011.9 1010.9 1010.0 999.8 1000.6 996.9 1005.8 1013.9 1017.1 1014.5 ****** DAY ** 23 2 5 18 3 8 31 21 17 23 30 MIN. QFE PRESSURE IN HPA ****** 993.6 985.6 987.3 993.4 985.0 986.2 986.4 991.3 995.4 994.4 985.5 ****** DAY ** 28 28 13 25 13 5 29 11 15 30 18 MEAN QNH PRESSURE IN HPA ****** 1002.8 1001.6 1000.0 1001.5 996.3 994.0 994.0 1000.2 1005.6 1010.5 1002.9 ****** MAX. QNH PRESSURE IN HPA ****** 1011.8 1013.2 1012.2 1011.3 1001.1 1001.9 998.2 1007.1 1015.2 1018.4 1015.8 ****** DAY ** 23 2 5 18 3 8 31 21 17 23 30 MIN. QNH PRESSURE IN HPA ****** 994.9 986.9 988.6 994.7 986.3 987.5 987.7 992.6 996.7 995.7 986.8 ****** DAY ** 28 28 13 25 13 5 29 11 15 30 18 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** 1000.4 999.3 998.0 999.2 993.9 991.5 991.7 997.9 1003.6 1008.1 1000.9 ****** MAX. QFE PRESSURE IN HPA ****** 1008.7 1012.3 1008.9 1008.7 998.6 999.9 997.1 1004.8 1012.9 1015.9 1013.3 ****** DAY ** 22 2 5 18 3 7 31 21 9 23 30 MIN. QFE PRESSURE IN HPA ****** 992.0 984.8 984.8 991.2 984.8 985.2 985.9 990.5 994.7 993.7 988.9 ****** DAY ** 28 28 13 25 13 5 29 8 15 30 18 MEAN QNH PRESSURE IN HPA ****** 1001.7 1000.5 999.2 1000.5 995.2 992.8 992.9 999.1 1004.9 1009.4 1002.2 ****** MAX. QNH PRESSURE IN HPA ****** 1010.0 1013.6 1010.2 1010.0 999.9 1001.2 998.4 1006.1 1014.2 1017.2 1014.6 ****** DAY ** 22 2 5 18 3 7 31 21 9 23 30 MIN. QNH PRESSURE IN HPA ****** 993.3 986.1 986.1 992.5 986.1 986.5 987.2 991.8 996.0 995.0 990.2 ****** DAY ** 28 28 13 25 13 5 29 8 15 30 18 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** 1000.9 999.7 998.1 999.2 993.8 991.3 991.7 998.2 1003.8 1008.4 1001.5 ****** MAX. QFE PRESSURE IN HPA ****** 1009.2 1012.3 1008.6 1008.4 998.9 1000.0 998.2 1005.1 1013.4 1016.4 1013.7 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 MIN. QFE PRESSURE IN HPA ****** 993.9 986.2 987.4 989.7 984.7 984.7 986.9 990.5 994.6 993.2 991.5 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 MEAN QNH PRESSURE IN HPA ****** 1002.1 1001.0 999.4 1000.5 995.1 992.5 992.9 999.4 1005.1 1009.7 1002.8 ****** MAX. QNH PRESSURE IN HPA ****** 1010.5 1013.6 1009.9 1009.7 1000.2 1001.3 999.5 1006.4 1014.7 1017.7 1015.0 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 MIN. QNH PRESSURE IN HPA ****** 995.2 987.5 988.7 991.0 986.0 986.0 988.2 991.8 995.9 994.5 992.8 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 MEAN QFF PRESSURE IN HPA ****** 1002.6 1001.3 999.7 1000.8 995.3 992.8 993.1 999.7 1005.4 1010.0 1003.1 ****** MAX. QFF PRESSURE IN HPA ****** 1010.8 1013.9 1010.2 1010.0 1000.4 1001.5 999.7 1006.6 1015.0 1018.0 1015.3 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 MIN. QFF PRESSURE IN HPA ****** 995.5 987.7 988.9 991.2 986.2 986.2 988.4 992.0 996.1 994.8 993.1 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.3 7.3 11.8 15.8 23.7 25.0 26.8 28.7 24.3 19.8 15.7 11.1 18.4 MINIMUN AIR TEMPERATURE (C) 4.2 2.4 6.0 9.4 16.2 18.5 21.9 23.2 19.2 13.1 10.9 5.8 12.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 10 28 31 11 0 0 0 81 DAYS WITH MINIMUM TEMP. <=-4 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 4 9 2 0 0 0 0 0 0 0 0 2 17 TEMPERATURE RECORDS LOWEST(C) -1.0 -4.0 -1.0 2.0 11.0 10.0 20.0 21.0 12.0 8.0 4.0 0.0 -4.0 DAY 27 4 1 2 1 6 20 3 26 24 29 24 MAXIMUM AIR TEMPERATURE (C) 15.4 11.4 16.0 20.2 28.5 29.7 30.7 32.8 27.9 23.9 19.4 15.4 22.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 1 14 13 22 30 13 1 0 0 96 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 27.0 28.0 30.0 34.0 37.0 39.0 34.0 35.0 32.0 32.0 24.0 25.0 39.0 DAY 15 24 5 21 27 3 4 16 16 11 1 14 DIF. BETWEEN (MAX.-MIN.) (C) 11.2 9.0 10.0 10.8 12.3 11.2 8.8 9.6 8.7 10.8 8.5 9.6 10.0 MEAN DAILY TEMP. (MDT) (C) 9.8 6.9 11.0 14.8 22.4 24.1 26.3 28.0 23.6 18.5 15.2 10.6 17.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 8.0 62.5 102.5 165.0 216.5 88.0 4.0 0.0 0.0 646.5 HEATING DEG. DAYS(BASE 18 0C) 257.0 312.0 222.5 118.5 3.0 3.0 0.0 0.0 0.0 19.0 86.5 230.0 1251.5 DEWPOINT (MEAN C) 3.0 0.8 4.2 8.3 12.2 14.4 17.9 19.9 16.5 12.9 9.8 4.1 10.3 MIXING RATIO (G/KG) 4.87 4.18 5.28 7.11 9.10 10.64 13.18 14.92 12.11 9.54 7.85 5.35 8.68 VAPOUR PRESSURE (HPA) 7.78 6.69 8.40 11.25 14.38 16.73 20.61 23.26 19.03 15.14 12.46 8.51 13.69 SATURATION DEF. (HPA) 5.47 4.21 6.34 7.87 16.16 16.22 15.15 16.67 11.99 8.51 5.93 5.17 9.97 RELATIVE HUMIDITY (MEAN %) 64 67 64 65 52 55 60 60 64 67 70 65 63 RELATIVE HUMIDITY (MAX. %) 79 81 79 83 72 74 75 77 79 86 83 77 79 RELATIVE HUMIDITY (MIN. %) 49 54 52 49 38 42 47 48 50 52 58 53 49 RELATIVE HUMIDITY (MEAN% 03UTC) 74 79 76 80 71 73 75 77 78 85 80 67 76 RELATIVE HUMIDITY (MEAN% 09UTC) 53 59 56 58 43 46 50 50 54 57 60 57 54 RELATIVE HUMIDITY (MEAN% 15UTC) 71 72 68 65 53 55 60 61 66 72 76 73 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 34.6 55.4 74.0 16.8 15.6 101.2 24.0 3.0 59.7 231.6 73.2 36.8 725.9 DAYS WITH PRECIPITATION >=10 2 3 4 0 0 2 1 0 1 4 4 2 23 DAYS WITH PRECIPITATION >= 5 2 4 5 0 2 2 3 0 2 5 5 2 32 DAYS WITH PRECIPITATION >= 1 4 9 9 7 3 3 4 2 6 8 8 3 66 DAYS WITH PRECIPITATION 4 12 9 9 4 5 5 2 9 9 9 4 81 GREATEST DAILY PRECIPITATION 16.6 15.0 21.0 4.0 9.0 88.0 10.4 2.0 44.0 105.0 25.0 17.0 105.0 DAY 31 13 24 1 15 5 29 27 24 22 28 19 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 0 0 1 0 0 2 DAYS WITH SNOW OR SLEET 1 3 0 0 0 0 0 0 0 0 0 1 5 DAYS WITH DUST 1 0 0 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 90 270 PREVAILING WIND SPEED(KNOTS) 7.5 9.4 7.5 5.5 6.7 7.0 7.0 5.8 6.4 6.5 4.7 4.1 6.7 PREVAILING WIND PERCENT 8.4 8.6 28.4 20.7 32.9 32.0 48.4 35.7 25.3 14.8 8.8 6.5 22.5 CALMS PERCENT OF WIND 77.4 70.7 50.3 58.7 37.4 40.7 38.1 37.0 54.0 63.2 75.5 75.5 56.4 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 154 150 155 147 155 1821 VECTOR WIND DIRECTION (MEAN) 260 283 281 281 285 289 275 281 279 291 259 26 281 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.4 1.7 1.2 2.4 2.8 3.9 2.8 2.1 0.9 0.5 0.1 1.6 WIND STEADINESES (MEAN %) 53.8 20.0 53.1 54.5 64.9 70.0 92.9 77.8 77.8 45.0 41.7 8.3 61.5 WIND SPEED (MEAN KNOTS) 1.3 2.0 3.2 2.2 3.7 4.0 4.2 3.6 2.7 2.0 1.2 1.2 2.6 FASTEST WIND DIRECTION 270 270 270 310 270 270 270 270 270 270 180 270 270 FASTEST WIND SPEED (KNOTS) 18 28 18 15 15 16 16 10 10 13 10 16 28 DAY 19 24 17 5 25 4 25 22 7 12 27 23 DAYS WITH SKY CLEAR (0-2)/8 20 9 13 5 17 15 7 10 8 17 11 17 149 DAYS WITH P.CLOUDY (3-6)/8 9 9 5 11 7 8 11 15 12 10 13 7 117 DAYS WITH CLOUDY (7-8)/8 2 10 13 14 7 7 13 6 10 4 6 7 99 DAYS WITH VISIBILITY =< 2 KM 1 1 0 0 0 0 0 0 0 2 0 0 4 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.5 1004.1 999.2 998.0 998.1 996.0 993.5 993.2 997.1 1003.6 1000.6 998.2 998.7 MAX. QFE PRESSURE IN HPA 1013.4 1019.5 1013.5 1009.9 1007.1 1004.3 1001.4 998.6 1007.7 1014.3 1011.6 1010.6 1019.5 DAY-HOUR 26- 6 3- 6 1- 6 10- 6 3- 6 5-15 22- 6 15- 6 24-15 15- 6 30- 6 12- 6 MIN. QFE PRESSURE IN HPA 990.7 983.7 987.5 981.3 986.7 985.6 988.6 987.7 988.3 992.6 989.8 980.6 980.6 DAY-HOUR 15-12 24- 9 17-12 25- 3 28-12 22-15 4-15 20-12 17-12 11-12 25- 3 23- 3 MEAN QNH PRESSURE IN HPA 1003.8 1005.4 1000.5 999.2 999.4 997.3 994.8 994.5 998.4 1004.9 1001.8 999.5 1000.0 MAX. QNH PRESSURE IN HPA 1014.7 1020.8 1014.8 1011.2 1008.4 1005.6 1002.7 999.9 1009.0 1015.6 1012.9 1011.9 1020.8 DAY-HOUR 26- 6 3- 6 1- 6 10- 6 3- 6 5-15 22- 6 15- 6 24-15 15- 6 30- 6 12- 6 MIN. QNH PRESSURE IN HPA 992.0 985.0 988.8 982.6 988.0 986.9 989.9 989.0 989.6 993.9 991.1 981.9 981.9 DAY-HOUR 15-12 24- 9 17-12 25- 3 28-12 22-15 4-15 20-12 17-12 11-12 25- 3 23- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1002.9 1003.9 999.5 998.0 998.4 996.6 994.2 993.7 997.4 1003.4 1000.5 998.2 998.9 MAX. QFE PRESSURE IN HPA 1012.2 1017.7 1012.8 1009.1 1005.9 1003.7 1000.8 997.7 1003.6 1013.1 1009.1 1010.3 1017.7 DAY 1 3 1 10 3 6 23 15 26 15 30 12 MIN. QFE PRESSURE IN HPA 993.4 985.8 988.9 981.3 990.1 989.0 990.3 990.2 989.2 992.7 989.8 980.6 980.6 DAY 15 24 17 25 27 23 10 20 18 11 25 23 MEAN QNH PRESSURE IN HPA 1004.2 1005.2 1000.8 999.2 999.7 997.9 995.4 995.0 998.7 1004.7 1001.7 999.5 1000.2 MAX. QNH PRESSURE IN HPA 1013.5 1019.0 1014.1 1010.4 1007.2 1005.0 1002.1 999.0 1004.9 1014.4 1010.4 1011.6 1019.0 DAY 1 3 1 10 3 6 23 15 26 15 30 12 MIN. QNH PRESSURE IN HPA 994.7 987.1 990.2 982.6 991.4 990.3 991.6 991.5 990.5 994.0 991.1 981.9 981.9 DAY 15 24 17 25 27 23 10 20 18 11 25 23 MEAN QFF PRESSURE IN HPA 1004.6 1005.5 1001.1 999.5 1000.0 998.1 995.7 995.2 998.9 1004.9 1002.0 999.8 1000.5 MAX. QFF PRESSURE IN HPA 1013.8 1019.4 1014.5 1010.7 1007.4 1005.3 1002.3 999.2 1005.2 1014.7 1010.7 1011.9 1019.4 DAY 1 3 1 10 3 6 23 15 26 15 30 12 MIN. QFF PRESSURE IN HPA 995.0 987.4 990.5 982.8 991.6 990.5 991.8 991.7 990.7 994.2 991.4 982.2 982.2 DAY 15 24 17 25 27 23 10 20 18 11 25 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1003.8 1005.0 1000.1 999.0 998.8 996.8 994.4 994.3 998.2 1004.4 1001.5 999.3 999.6 MAX. QFE PRESSURE IN HPA 1013.4 1019.5 1013.5 1009.9 1007.1 1003.8 1001.4 998.6 1005.6 1014.3 1011.6 1010.6 1019.5 DAY 26 3 1 10 3 6 22 15 24 15 30 12 MIN. QFE PRESSURE IN HPA 994.1 985.2 989.4 985.4 989.2 989.6 989.8 990.5 990.0 993.5 991.0 984.9 984.9 DAY 15 24 17 25 31 23 10 20 18 11 23 23 MEAN QNH PRESSURE IN HPA 1005.1 1006.3 1001.4 1000.3 1000.1 998.1 995.6 995.5 999.4 1005.7 1002.8 1000.6 1000.9 MAX. QNH PRESSURE IN HPA 1014.7 1020.8 1014.8 1011.2 1008.4 1005.1 1002.7 999.9 1006.9 1015.6 1012.9 1011.9 1020.8 DAY 26 3 1 10 3 6 22 15 24 15 30 12 MIN. QNH PRESSURE IN HPA 995.4 986.5 990.7 986.7 990.5 990.9 991.1 991.8 991.3 994.8 992.3 986.2 986.2 DAY 15 24 17 25 31 23 10 20 18 11 23 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1002.6 1004.2 999.6 998.4 998.5 996.2 993.8 993.5 997.4 1003.8 1000.6 998.3 998.9 MAX. QFE PRESSURE IN HPA 1013.2 1018.5 1011.1 1009.8 1006.4 1002.5 1001.4 997.8 1006.7 1013.7 1010.6 1009.4 1018.5 DAY 26 3 1 9 3 26 22 15 24 15 30 12 MIN. QFE PRESSURE IN HPA 992.4 983.7 989.5 982.4 988.9 990.3 989.3 989.3 989.9 993.0 991.3 984.6 982.4 DAY 15 24 17 25 28 3 10 20 18 11 23 23 MEAN QNH PRESSURE IN HPA 1003.9 1005.5 1000.9 999.7 999.8 997.5 995.0 994.8 998.6 1005.1 1001.8 999.6 1000.2 MAX. QNH PRESSURE IN HPA 1014.5 1019.8 1012.4 1011.1 1007.7 1003.8 1002.7 999.1 1008.0 1015.0 1011.9 1010.7 1019.8 DAY 26 3 1 9 3 26 22 15 24 15 30 12 MIN. QNH PRESSURE IN HPA 993.7 985.0 990.8 983.7 990.2 991.6 990.6 990.6 991.2 994.3 992.6 985.9 983.7 DAY 15 24 17 25 28 3 10 20 18 11 23 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1001.5 1003.3 998.4 997.3 997.4 995.2 992.7 992.3 996.2 1002.9 999.9 997.4 997.9 MAX. QFE PRESSURE IN HPA 1012.0 1016.9 1008.5 1009.1 1004.3 1001.8 1000.4 996.2 1006.2 1011.7 1009.8 1008.0 1016.9 DAY 26 3 30 9 15 5 22 15 24 15 30 12 MIN. QFE PRESSURE IN HPA 990.7 990.1 987.5 981.4 986.7 987.3 988.6 987.7 988.3 992.6 991.2 985.6 981.4 DAY 15 24 17 25 28 22 10 20 17 11 22 23 MEAN QNH PRESSURE IN HPA 1002.8 1004.5 999.6 998.6 998.6 996.5 994.0 993.6 997.5 1004.2 1001.1 998.7 999.1 MAX. QNH PRESSURE IN HPA 1013.3 1018.2 1009.8 1010.4 1005.6 1003.1 1001.7 997.5 1007.5 1013.0 1011.1 1009.3 1018.2 DAY 26 3 30 9 15 5 22 15 24 15 30 12 MIN. QNH PRESSURE IN HPA 992.0 991.4 988.8 982.7 988.0 988.6 989.9 989.0 989.6 993.9 992.5 986.9 982.7 DAY 15 24 17 25 28 22 10 20 17 11 22 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1001.9 1004.0 998.5 997.3 997.5 995.3 992.7 992.3 996.6 1003.4 1000.4 997.8 998.1 MAX. QFE PRESSURE IN HPA 1012.1 1017.1 1008.9 1009.7 1004.9 1004.3 1000.3 997.0 1007.7 1011.9 1010.0 1008.0 1017.1 DAY 26 3 30 9 9 5 22 15 24 14 30 11 MIN. QFE PRESSURE IN HPA 991.3 992.0 987.6 983.7 987.3 985.6 988.6 987.9 988.3 993.5 991.4 984.8 983.7 DAY 15 23 5 21 27 22 4 20 17 11 22 22 MEAN QNH PRESSURE IN HPA 1003.2 1005.3 999.7 998.6 998.8 996.6 994.0 993.5 997.9 1004.7 1001.7 999.1 999.4 MAX. QNH PRESSURE IN HPA 1013.4 1018.4 1010.2 1011.0 1006.2 1005.6 1001.6 998.3 1009.0 1013.2 1011.3 1009.3 1018.4 DAY 26 3 30 9 9 5 22 15 24 14 30 11 MIN. QNH PRESSURE IN HPA 992.6 993.3 988.9 985.0 988.6 986.9 989.9 989.2 989.6 994.8 992.7 986.1 985.0 DAY 15 23 5 21 27 22 4 20 17 11 22 22 MEAN QFF PRESSURE IN HPA 1003.6 1005.7 1000.1 998.9 999.1 996.8 994.2 993.8 998.1 1004.9 1002.0 999.4 999.7 MAX. QFF PRESSURE IN HPA 1013.7 1018.8 1010.5 1011.3 1006.4 1005.9 1001.8 998.5 1009.3 1013.5 1011.6 1009.6 1018.8 DAY 26 3 30 9 9 5 22 15 24 14 30 11 MIN. QFF PRESSURE IN HPA 992.9 993.6 989.1 985.2 988.8 987.1 990.1 989.4 989.8 995.0 993.0 986.4 985.2 DAY 15 23 5 21 27 22 4 20 17 11 22 22 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.9 9.0 11.4 14.6 23.8 24.3 27.9 27.7 27.1 21.9 15.2 10.4 18.7 MINIMUN AIR TEMPERATURE (C) 5.4 3.8 6.1 9.5 17.4 18.3 21.4 21.9 20.6 15.5 10.1 6.2 13.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 2 6 21 25 12 0 0 0 66 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 2 5 0 0 0 0 0 0 0 0 0 0 7 TEMPERATURE RECORDS LOWEST(C) 0.0 -2.0 3.0 7.0 14.0 14.0 15.0 19.0 17.0 7.0 6.0 2.0 -2.0 DAY 23 5 5 1 1 8 13 31 18 28 22 14 MAXIMUM AIR TEMPERATURE (C) 15.5 12.7 15.0 17.9 27.9 28.5 32.2 31.5 31.7 26.4 19.1 13.6 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 10 17 24 23 20 9 0 0 103 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 27.0 25.0 28.0 29.0 38.0 34.0 41.0 37.0 40.0 34.0 24.0 22.0 41.0 DAY 15 27 13 15 20 17 20 15 27 13 14 11 DIF. BETWEEN (MAX.-MIN.) (C) 10.1 8.9 8.9 8.4 10.5 10.2 10.8 9.6 11.1 10.9 9.0 7.4 9.7 MEAN DAILY TEMP. (MDT) (C) 10.4 8.2 10.6 13.7 22.6 23.4 26.8 26.7 26.1 21.0 14.6 9.9 17.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 1.0 1.0 59.5 87.5 181.0 176.5 154.0 42.0 0.0 0.0 702.5 HEATING DEG. DAYS(BASE 18 0C) 235.0 283.0 235.5 133.0 0.0 2.5 0.0 0.0 0.0 24.0 102.0 250.5 1265.5 DEWPOINT (MEAN C) 1.9 2.5 5.5 8.8 13.2 15.8 18.7 19.7 17.3 13.8 10.6 6.1 11.2 MIXING RATIO (G/KG) 4.55 4.73 5.78 7.18 9.86 11.62 14.07 14.95 12.91 10.21 8.14 6.01 9.17 VAPOUR PRESSURE (HPA) 7.22 7.54 9.19 11.41 15.55 18.22 21.93 23.25 20.21 16.14 12.94 9.56 14.43 SATURATION DEF. (HPA) 6.55 4.60 5.00 5.79 14.91 13.18 16.70 14.59 16.63 11.22 4.69 3.30 9.76 RELATIVE HUMIDITY (MEAN %) 58 67 70 71 55 62 60 64 58 62 75 76 65 RELATIVE HUMIDITY (MAX. %) 70 79 83 85 71 78 76 77 74 80 87 86 79 RELATIVE HUMIDITY (MIN. %) 45 55 58 60 43 49 47 52 45 48 65 66 53 RELATIVE HUMIDITY (MEAN% 03UTC) 61 75 79 82 69 77 74 76 71 77 85 81 76 RELATIVE HUMIDITY (MEAN% 09UTC) 50 62 64 64 45 52 51 56 49 51 67 70 57 RELATIVE HUMIDITY (MEAN% 15UTC) 65 72 74 74 57 64 63 66 65 68 82 82 69 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 64.0 70.4 106.1 72.3 48.4 42.5 28.4 46.6 15.1 67.6 94.8 107.0 763.2 DAYS WITH PRECIPITATION >=10 3 2 4 2 3 2 1 1 1 1 3 5 28 DAYS WITH PRECIPITATION >= 5 4 3 6 6 4 2 1 1 1 3 4 5 40 DAYS WITH PRECIPITATION >= 1 6 9 11 11 6 6 2 5 2 5 9 11 83 DAYS WITH PRECIPITATION 6 9 13 12 8 9 4 5 2 6 11 11 96 GREATEST DAILY PRECIPITATION 27.0 27.0 48.0 16.0 15.0 23.0 25.4 37.0 12.0 48.0 29.0 40.0 48.0 DAY 17 23 23 25 23 8 12 4 13 27 11 16 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 2 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.9 5.8 7.7 7.3 7.2 7.5 6.8 6.8 7.0 6.8 6.7 7.7 7.0 PREVAILING WIND PERCENT 12.3 16.6 18.7 12.0 19.4 28.0 25.2 32.9 20.0 15.5 6.0 7.7 17.9 CALMS PERCENT OF WIND 63.9 60.0 56.1 70.7 73.5 40.7 56.8 51.0 62.7 63.2 84.7 76.1 63.3 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 258 264 276 259 267 257 264 265 264 272 247 273 264 VECTOR WIND MAGNITUDE(KNOTS) 0.4 1.4 1.3 1.5 1.5 2.8 2.2 2.6 1.9 1.5 0.3 0.6 1.5 WIND STEADINESES (MEAN %) 20.0 58.3 46.4 75.0 88.2 71.8 84.6 83.9 82.6 65.2 37.5 42.9 65.2 WIND SPEED (MEAN KNOTS) 2.0 2.4 2.8 2.0 1.7 3.9 2.6 3.1 2.3 2.3 0.8 1.4 2.3 FASTEST WIND DIRECTION 270 240 270 270 270 270 270 270 270 270 270 270 240 FASTEST WIND SPEED (KNOTS) 16 25 15 15 15 12 11 12 15 10 15 15 25 DAY 10 4 23 15 29 7 23 18 17 4 17 16 DAYS WITH SKY CLEAR (0-2)/8 11 9 6 8 12 11 18 15 16 20 10 6 142 DAYS WITH P.CLOUDY (3-6)/8 12 8 9 7 7 11 6 5 7 4 11 11 98 DAYS WITH CLOUDY (7-8)/8 8 12 16 15 12 8 7 11 7 7 9 14 126 DAYS WITH VISIBILITY =< 2 KM 2 1 2 0 0 0 0 0 0 0 2 2 9 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 995.4 1001.4 999.9 1000.8 997.5 994.4 992.4 991.7 994.9 1000.3 1002.4 1000.5 997.6 MAX. QFE PRESSURE IN HPA 1009.3 1018.1 1015.8 1007.7 1003.9 1004.5 1000.4 998.3 1002.7 1011.2 1013.2 1011.0 1018.1 DAY-HOUR 19- 6 5- 6 26- 6 29- 6 22- 9 8- 6 12-15 27- 6 18- 6 27-15 21-15 20- 6 MIN. QFE PRESSURE IN HPA 976.6 988.2 980.0 989.4 988.2 986.2 985.0 982.5 988.0 986.4 995.8 986.9 976.6 DAY-HOUR 10-12 21- 3 13- 3 23-12 20-12 5-12 31-15 16-15 9-12 25- 9 29- 3 27- 3 MEAN QNH PRESSURE IN HPA 996.7 1002.7 1001.2 1002.1 998.8 995.6 993.7 993.0 996.1 1001.6 1003.7 1001.8 998.9 MAX. QNH PRESSURE IN HPA 1010.6 1019.4 1017.1 1009.0 1005.2 1005.8 1001.7 999.6 1004.0 1012.5 1014.5 1012.3 1019.4 DAY-HOUR 19- 6 5- 6 26- 6 29- 6 22- 9 8- 6 12-15 27- 6 18- 6 27-15 21-15 20- 6 MIN. QNH PRESSURE IN HPA 977.8 989.5 981.3 990.7 989.5 987.5 986.3 983.8 989.3 987.7 997.1 988.2 977.8 DAY-HOUR 10-12 21- 3 13- 3 23-12 20-12 5-12 31-15 16-15 9-12 25- 9 29- 3 27- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 995.4 1001.4 999.7 1000.9 997.5 994.7 992.8 992.1 994.9 1000.4 1002.4 1000.4 997.7 MAX. QFE PRESSURE IN HPA 1007.9 1017.0 1014.2 1006.9 1003.6 1004.2 999.8 997.6 1001.5 1009.4 1011.7 1010.5 1017.0 DAY 19 6 26 29 23 8 13 27 18 16 22 23 MIN. QFE PRESSURE IN HPA 982.2 988.2 980.0 989.8 990.6 988.0 986.4 983.7 988.6 988.8 995.8 986.9 980.0 DAY 7 21 13 24 20 18 31 17 9 25 29 27 MEAN QNH PRESSURE IN HPA 996.7 1002.6 1001.0 1002.1 998.8 996.0 994.1 993.4 996.2 1001.7 1003.7 1001.7 999.0 MAX. QNH PRESSURE IN HPA 1009.2 1018.3 1015.5 1008.2 1004.9 1005.5 1001.1 998.9 1002.8 1010.7 1013.0 1011.8 1018.3 DAY 19 6 26 29 23 8 13 27 18 16 22 23 MIN. QNH PRESSURE IN HPA 983.5 989.5 981.3 991.1 991.9 989.3 987.7 985.0 989.9 990.1 997.1 988.2 981.3 DAY 7 21 13 24 20 18 31 17 9 25 29 27 MEAN QFF PRESSURE IN HPA 997.0 1003.0 1001.3 1002.4 999.0 996.2 994.3 993.6 996.4 1001.9 1004.0 1002.0 999.3 MAX. QFF PRESSURE IN HPA 1009.5 1018.7 1015.8 1008.5 1005.1 1005.8 1001.4 999.1 1003.0 1011.0 1013.3 1012.1 1018.7 DAY 19 6 26 29 23 8 13 27 18 16 22 23 MIN. QFF PRESSURE IN HPA 983.7 989.7 981.5 991.4 992.1 989.5 987.9 985.2 990.1 990.3 997.4 988.5 981.5 DAY 7 21 13 24 20 18 31 17 9 25 29 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 996.5 1002.2 1000.8 1001.8 998.2 995.1 993.2 992.7 995.7 1001.2 1003.2 1001.4 998.5 MAX. QFE PRESSURE IN HPA 1009.3 1018.1 1015.8 1007.7 1003.4 1004.5 999.7 998.3 1002.7 1010.3 1012.6 1011.0 1018.1 DAY 19 5 26 29 23 8 13 27 18 30 21 20 MIN. QFE PRESSURE IN HPA 984.2 990.2 983.9 990.6 990.8 988.7 987.2 984.6 989.6 988.2 996.4 986.9 983.9 DAY 10 21 13 24 20 18 31 16 9 25 27 27 MEAN QNH PRESSURE IN HPA 997.7 1003.5 1002.1 1003.0 999.5 996.4 994.4 994.0 997.0 1002.5 1004.5 1002.7 999.8 MAX. QNH PRESSURE IN HPA 1010.6 1019.4 1017.1 1009.0 1004.7 1005.8 1001.0 999.6 1004.0 1011.6 1013.9 1012.3 1019.4 DAY 19 5 26 29 23 8 13 27 18 30 21 20 MIN. QNH PRESSURE IN HPA 985.5 991.5 985.2 991.9 992.1 990.0 988.5 985.9 990.9 989.5 997.7 988.2 985.2 DAY 10 21 13 24 20 18 31 16 9 25 27 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 995.6 1001.7 1000.2 1001.0 997.9 994.6 992.7 992.1 995.1 1000.4 1002.4 1000.6 997.9 MAX. QFE PRESSURE IN HPA 1007.9 1017.9 1015.3 1007.5 1003.9 1004.5 998.2 997.4 1002.3 1010.4 1012.4 1010.3 1017.9 DAY 19 5 26 6 22 8 13 24 17 27 21 31 MIN. QFE PRESSURE IN HPA 979.8 990.3 983.7 990.6 990.1 986.9 986.8 984.6 989.6 986.4 996.0 988.6 979.8 DAY 10 21 14 23 20 5 31 16 9 25 27 27 MEAN QNH PRESSURE IN HPA 996.9 1003.0 1001.4 1002.3 999.2 995.9 994.0 993.4 996.4 1001.7 1003.7 1001.9 999.1 MAX. QNH PRESSURE IN HPA 1009.2 1019.2 1016.6 1008.8 1005.2 1005.8 999.5 998.7 1003.6 1011.7 1013.7 1011.6 1019.2 DAY 19 5 26 6 22 8 13 24 17 27 21 31 MIN. QNH PRESSURE IN HPA 981.1 991.6 985.0 991.9 991.4 988.2 988.1 985.9 990.9 987.7 997.3 989.9 981.1 DAY 10 21 14 23 20 5 31 16 9 25 27 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 994.8 1000.6 999.2 1000.2 997.0 993.7 991.7 991.0 994.2 999.5 1001.7 999.9 997.0 MAX. QFE PRESSURE IN HPA 1007.5 1016.6 1013.7 1006.8 1003.2 1003.1 997.8 996.4 1001.2 1010.8 1012.0 1009.6 1016.6 DAY 19 5 26 21 22 8 12 24 18 27 21 31 MIN. QFE PRESSURE IN HPA 976.6 989.8 985.6 989.4 988.2 986.2 985.7 984.4 988.0 988.4 996.3 988.8 976.6 DAY 10 19 13 23 20 5 31 6 9 25 14 27 MEAN QNH PRESSURE IN HPA 996.1 1001.9 1000.5 1001.4 998.3 995.0 992.9 992.2 995.4 1000.8 1003.0 1001.2 998.2 MAX. QNH PRESSURE IN HPA 1008.8 1017.9 1015.0 1008.1 1004.5 1004.4 999.1 997.7 1002.5 1012.1 1013.3 1010.9 1017.9 DAY 19 5 26 21 22 8 12 24 18 27 21 31 MIN. QNH PRESSURE IN HPA 977.8 991.1 986.9 990.7 989.5 987.5 987.0 985.7 989.3 989.7 997.6 990.1 977.8 DAY 10 19 13 23 20 5 31 6 9 25 14 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 995.0 1001.1 999.5 1000.3 997.1 993.8 991.7 990.8 994.5 1000.2 1002.3 1000.2 997.2 MAX. QFE PRESSURE IN HPA 1007.8 1016.7 1015.1 1006.9 1002.7 1004.1 1000.4 996.6 1001.7 1011.2 1013.2 1009.6 1016.7 DAY 19 5 26 21 22 1 12 24 17 27 21 31 MIN. QFE PRESSURE IN HPA 977.9 989.8 983.6 990.6 988.2 986.2 985.0 982.5 989.4 991.2 996.3 988.2 977.9 DAY 10 19 13 24 20 18 31 16 9 25 14 10 MEAN QNH PRESSURE IN HPA 996.3 1002.4 1000.8 1001.6 998.4 995.1 993.0 992.1 995.8 1001.4 1003.6 1001.5 998.5 MAX. QNH PRESSURE IN HPA 1009.1 1018.0 1016.4 1008.2 1004.0 1005.4 1001.7 997.9 1003.0 1012.5 1014.5 1010.9 1018.0 DAY 19 5 26 21 22 1 12 24 17 27 21 31 MIN. QNH PRESSURE IN HPA 979.1 991.1 984.9 991.9 989.5 987.5 986.3 983.8 990.7 992.5 997.6 989.5 979.1 DAY 10 19 13 24 20 18 31 16 9 25 14 10 MEAN QFF PRESSURE IN HPA 996.6 1002.7 1001.1 1001.9 998.6 995.4 993.2 992.3 996.0 1001.7 1003.9 1001.8 998.8 MAX. QFF PRESSURE IN HPA 1009.4 1018.4 1016.7 1008.5 1004.2 1005.7 1001.9 998.1 1003.2 1012.8 1014.8 1011.2 1018.4 DAY 19 5 26 21 22 1 12 24 17 27 21 31 MIN. QFF PRESSURE IN HPA 979.4 991.4 985.1 992.2 989.7 987.7 986.5 984.0 990.9 992.7 997.8 989.8 979.4 DAY 10 19 13 24 20 18 31 16 9 25 14 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.5 3.9 8.5 14.0 21.2 27.4 26.3 27.9 24.5 18.5 12.4 11.7 16.6 MINIMUN AIR TEMPERATURE (C) -0.1 -0.2 5.0 9.1 14.9 20.0 21.0 21.9 18.6 13.3 6.7 7.5 11.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 16 19 26 7 0 0 0 68 DAYS WITH MINIMUM TEMP. <=-4 7 6 0 0 0 0 0 0 0 0 0 0 13 DAYS WITH FREEZING MIN.<= 0 17 12 2 0 0 0 0 0 0 0 2 0 33 TEMPERATURE RECORDS LOWEST(C) -10.0 -5.0 0.0 4.0 10.0 14.0 17.0 20.0 13.0 7.0 0.0 4.0 -10.0 DAY 6 10 24 15 7 1 7 1 12 31 19 16 MAXIMUM AIR TEMPERATURE (C) 6.6 6.8 11.3 17.6 25.4 32.1 30.0 32.2 28.7 22.7 16.8 15.4 20.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 8 20 20 28 13 0 0 0 90 DAYS WITH MAXIMUM TEMP. <= 0 8 4 0 0 0 0 0 0 0 0 0 0 12 TEMPERATURE RECORDS HIGHEST(C) 16.0 14.0 27.0 37.0 39.0 43.0 44.0 37.0 36.0 29.0 29.0 25.0 44.0 DAY 13 27 30 1 14 24 14 20 6 6 1 19 DIF. BETWEEN (MAX.-MIN.) (C) 6.7 7.0 6.3 8.5 10.5 12.1 9.0 10.3 10.1 9.4 10.1 7.9 9.0 MEAN DAILY TEMP. (MDT) (C) 3.2 3.3 8.1 13.4 20.1 26.0 25.5 27.0 23.7 18.0 11.7 11.5 16.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.5 35.0 153.0 139.0 187.5 93.0 4.5 0.0 0.0 614.5 HEATING DEG. DAYS(BASE 18 0C) 457.5 411.5 306.0 150.0 24.0 0.0 0.0 0.0 1.0 39.5 190.5 203.0 1783.0 DEWPOINT (MEAN C) -0.9 -1.0 5.2 8.2 12.8 16.0 17.4 19.3 16.1 12.6 6.2 6.7 9.9 MIXING RATIO (G/KG) 3.80 3.67 5.67 6.99 9.42 11.84 12.81 14.40 11.88 9.40 6.14 6.26 8.52 VAPOUR PRESSURE (HPA) 6.08 5.89 9.02 11.10 14.86 18.50 20.03 22.49 18.66 14.88 9.80 9.96 13.44 SATURATION DEF. (HPA) 2.31 2.49 2.45 6.15 11.73 19.73 15.03 15.85 13.24 7.10 5.33 4.14 8.80 RELATIVE HUMIDITY (MEAN %) 74 72 81 72 63 53 61 61 62 70 69 74 68 RELATIVE HUMIDITY (MAX. %) 84 83 90 85 78 70 76 76 76 84 82 84 81 RELATIVE HUMIDITY (MIN. %) 65 61 72 60 51 41 49 47 49 57 57 63 56 RELATIVE HUMIDITY (MEAN% 03UTC) 79 77 88 82 76 68 75 74 75 82 77 78 78 RELATIVE HUMIDITY (MEAN% 09UTC) 70 68 75 66 55 45 50 52 52 63 60 68 60 RELATIVE HUMIDITY (MEAN% 15UTC) 79 78 84 73 64 57 63 65 68 74 78 81 72 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 101.0 59.8 106.8 76.0 55.4 26.6 7.6 13.2 50.8 77.2 132.2 140.7 847.3 DAYS WITH PRECIPITATION >=10 4 2 5 1 1 0 0 0 1 2 3 6 25 DAYS WITH PRECIPITATION >= 5 9 4 8 5 5 3 0 1 5 4 8 7 59 DAYS WITH PRECIPITATION >= 1 18 13 19 16 9 4 3 4 9 10 12 9 126 DAYS WITH PRECIPITATION 18 14 22 18 9 4 4 5 13 10 12 10 139 GREATEST DAILY PRECIPITATION 18.0 13.0 15.0 27.0 18.0 9.0 4.0 6.0 11.0 34.0 36.0 36.0 36.0 DAY 25 2 1 14 27 30 2 8 12 14 17 14 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 9 7 2 0 0 0 0 0 0 0 0 0 18 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.6 6.4 6.7 7.6 8.7 7.2 6.1 6.4 5.0 5.1 6.5 5.6 6.6 PREVAILING WIND PERCENT 9.0 15.7 15.5 18.7 21.9 23.3 32.3 24.5 20.7 8.7 10.0 6.5 17.2 CALMS PERCENT OF WIND 71.6 71.4 63.9 52.0 58.7 52.7 39.4 61.3 64.7 77.6 71.3 80.6 63.8 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 161 150 155 1831 VECTOR WIND DIRECTION (MEAN) 286 281 299 261 271 260 256 270 270 258 252 250 266 VECTOR WIND MAGNITUDE(KNOTS) 0.5 1.0 0.9 2.0 2.4 2.5 3.2 2.0 1.4 0.7 0.6 0.3 1.4 WIND STEADINESES (MEAN %) 33.3 62.5 40.9 55.6 75.0 78.1 88.9 83.3 82.4 53.8 37.5 30.0 63.6 WIND SPEED (MEAN KNOTS) 1.5 1.6 2.2 3.6 3.2 3.2 3.6 2.4 1.7 1.3 1.6 1.0 2.2 FASTEST WIND DIRECTION 270 270 270 180 360 240 270 270 270 240 270 270 180 FASTEST WIND SPEED (KNOTS) 10 10 14 20 20 15 15 11 7 15 11 15 20 DAY 14 1 15 1 15 24 5 22 8 13 9 5 DAYS WITH SKY CLEAR (0-2)/8 9 7 1 4 11 20 9 16 16 9 17 9 128 DAYS WITH P.CLOUDY (3-6)/8 9 5 5 9 9 4 12 11 8 14 4 12 102 DAYS WITH CLOUDY (7-8)/8 13 16 25 17 11 6 10 4 6 8 9 10 135 DAYS WITH VISIBILITY =< 2 KM 4 6 3 1 0 0 0 0 0 0 0 2 16 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1004.4 1005.6 999.5 998.8 997.0 991.7 993.1 994.5 997.4 999.9 1003.7 999.8 998.8 MAX. QFE PRESSURE IN HPA 1022.7 1017.2 1012.9 1009.7 1006.3 1001.9 999.5 1001.6 1009.9 1012.1 1014.4 1008.0 1022.7 DAY-HOUR 6- 6 10- 9 12- 6 4- 6 21- 6 1- 3 3- 3 31- 6 13- 6 26- 9 9-15 25- 6 MIN. QFE PRESSURE IN HPA 989.3 989.8 982.6 975.1 985.8 981.3 982.6 986.7 987.0 984.7 991.7 986.9 975.1 DAY-HOUR 19-12 13-12 19-12 17-15 14-12 24- 9 14- 3 14-15 9-15 29- 3 7-12 13-15 MEAN QNH PRESSURE IN HPA 1005.6 1006.9 1000.8 1000.1 998.3 993.0 994.4 995.8 998.7 1001.2 1005.0 1001.1 1000.1 MAX. QNH PRESSURE IN HPA 1024.0 1018.5 1014.2 1011.0 1007.6 1003.2 1000.8 1002.9 1011.2 1013.4 1015.7 1009.3 1024.0 DAY-HOUR 6- 6 10- 9 12- 6 4- 6 21- 6 1- 3 3- 3 31- 6 13- 6 26- 9 9-15 25- 6 MIN. QNH PRESSURE IN HPA 990.6 991.1 983.9 976.3 987.1 982.6 983.9 988.0 988.3 986.0 993.0 988.2 976.3 DAY-HOUR 19-12 13-12 19-12 17-15 14-12 24- 9 14- 3 14-15 9-15 29- 3 7-12 13-15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1004.4 1005.3 999.9 998.8 997.0 991.9 993.6 994.9 997.6 999.5 1003.6 999.7 998.8 MAX. QFE PRESSURE IN HPA 1020.8 1016.4 1012.7 1008.9 1005.4 1001.9 999.5 1001.4 1008.4 1009.7 1011.1 1007.3 1020.8 DAY 6 11 12 4 17 1 3 31 14 14 18 7 MIN. QFE PRESSURE IN HPA 989.6 992.6 985.4 983.9 987.5 981.9 982.6 988.0 988.1 984.7 991.8 987.3 981.9 DAY 20 13 20 17 3 24 14 15 7 29 7 31 MEAN QNH PRESSURE IN HPA 1005.7 1006.6 1001.2 1000.1 998.3 993.2 994.8 996.2 998.9 1000.8 1004.9 1001.0 1000.1 MAX. QNH PRESSURE IN HPA 1022.1 1017.7 1014.0 1010.2 1006.7 1003.2 1000.8 1002.7 1009.7 1011.0 1012.4 1008.6 1022.1 DAY 6 11 12 4 17 1 3 31 14 14 18 7 MIN. QNH PRESSURE IN HPA 990.9 993.9 986.7 985.2 988.8 983.2 983.9 989.3 989.4 986.0 993.1 988.6 983.2 DAY 20 13 20 17 3 24 14 15 7 29 7 31 MEAN QFF PRESSURE IN HPA 1006.1 1006.9 1001.5 1000.4 998.5 993.4 995.1 996.4 999.1 1001.0 1005.2 1001.3 1000.4 MAX. QFF PRESSURE IN HPA 1022.5 1018.1 1014.3 1010.5 1007.0 1003.5 1001.0 1002.9 1010.0 1011.3 1012.8 1008.9 1022.5 DAY 6 11 12 4 17 1 3 31 14 14 18 7 MIN. QFF PRESSURE IN HPA 991.2 994.2 987.0 985.4 989.0 983.4 984.1 989.5 989.6 986.2 993.4 988.9 983.4 DAY 20 13 20 17 3 24 14 15 7 29 7 31 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1005.4 1006.5 1000.5 999.6 997.4 992.4 994.0 995.4 998.3 1000.9 1004.6 1000.7 999.6 MAX. QFE PRESSURE IN HPA 1022.7 1016.6 1012.9 1009.7 1006.3 1001.9 998.8 1001.6 1009.9 1011.2 1012.7 1008.0 1022.7 DAY 6 10 12 4 21 1 3 31 13 14 18 25 MIN. QFE PRESSURE IN HPA 990.9 994.3 986.1 983.5 987.6 982.0 982.9 988.5 987.6 985.5 992.4 989.7 982.0 DAY 20 13 19 17 14 24 14 4 7 29 7 31 MEAN QNH PRESSURE IN HPA 1006.7 1007.8 1001.7 1000.9 998.7 993.7 995.2 996.7 999.6 1002.2 1005.9 1002.0 1000.9 MAX. QNH PRESSURE IN HPA 1024.0 1017.9 1014.2 1011.0 1007.6 1003.2 1000.1 1002.9 1011.2 1012.5 1014.0 1009.3 1024.0 DAY 6 10 12 4 21 1 3 31 13 14 18 25 MIN. QNH PRESSURE IN HPA 992.2 995.6 987.4 984.8 988.9 983.3 984.2 989.8 988.9 986.8 993.7 991.0 983.3 DAY 20 13 19 17 14 24 14 4 7 29 7 31 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1004.6 1006.2 999.9 999.2 997.1 992.0 993.3 994.8 997.6 1000.3 1003.7 999.7 999.0 MAX. QFE PRESSURE IN HPA 1019.9 1017.2 1011.8 1008.2 1006.3 1001.5 998.4 1001.6 1009.9 1012.1 1012.5 1007.0 1019.9 DAY 6 10 12 4 21 1 2 31 13 26 10 25 MIN. QFE PRESSURE IN HPA 990.9 991.8 983.6 981.8 987.6 981.3 983.0 987.9 987.2 985.5 991.9 987.8 981.3 DAY 19 13 19 17 14 24 14 4 7 29 7 31 MEAN QNH PRESSURE IN HPA 1005.9 1007.5 1001.2 1000.4 998.3 993.2 994.6 996.1 998.9 1001.6 1004.9 1001.0 1000.3 MAX. QNH PRESSURE IN HPA 1021.2 1018.5 1013.1 1009.5 1007.6 1002.8 999.7 1002.9 1011.2 1013.4 1013.8 1008.3 1021.2 DAY 6 10 12 4 21 1 2 31 13 26 10 25 MIN. QNH PRESSURE IN HPA 992.2 993.1 984.9 983.1 988.9 982.6 984.3 989.2 988.5 986.8 993.2 989.1 982.6 DAY 19 13 19 17 14 24 14 4 7 29 7 31 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1003.5 1004.7 998.8 998.2 996.6 991.1 992.3 993.7 996.7 999.0 1003.1 999.1 998.1 MAX. QFE PRESSURE IN HPA 1017.7 1015.1 1010.3 1006.9 1005.1 1000.6 998.4 1000.3 1008.3 1010.9 1012.2 1005.9 1017.7 DAY 6 10 24 3 21 1 2 31 13 26 9 6 MIN. QFE PRESSURE IN HPA 989.3 989.8 982.6 978.1 985.8 982.0 982.7 987.0 987.2 986.2 991.7 987.9 978.1 DAY 19 13 19 17 14 24 14 3 7 29 7 13 MEAN QNH PRESSURE IN HPA 1004.8 1006.0 1000.0 999.5 997.9 992.3 993.6 994.9 998.0 1000.2 1004.4 1000.3 999.3 MAX. QNH PRESSURE IN HPA 1019.0 1016.4 1011.6 1008.2 1006.4 1001.9 999.7 1001.6 1009.6 1012.2 1013.5 1007.2 1019.0 DAY 6 10 24 3 21 1 2 31 13 26 9 6 MIN. QNH PRESSURE IN HPA 990.6 991.1 983.9 979.3 987.1 983.3 984.0 988.3 988.5 987.5 993.0 989.2 979.3 DAY 19 13 19 17 14 24 14 3 7 29 7 13 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1003.9 1005.3 998.8 998.3 997.0 991.2 992.4 993.8 997.0 999.2 1003.7 999.7 998.4 MAX. QFE PRESSURE IN HPA 1017.0 1016.2 1010.6 1007.6 1005.1 1000.2 998.9 1000.4 1008.8 1010.9 1014.4 1006.9 1017.0 DAY 4 10 24 3 21 1 2 31 13 26 9 6 MIN. QFE PRESSURE IN HPA 991.1 990.4 983.6 975.1 985.8 983.6 984.5 986.7 987.0 986.7 992.0 986.9 975.1 DAY 19 13 19 17 14 28 14 14 9 29 7 13 MEAN QNH PRESSURE IN HPA 1005.2 1006.6 1000.1 999.6 998.3 992.5 993.6 995.0 998.3 1000.5 1005.0 1001.0 999.6 MAX. QNH PRESSURE IN HPA 1018.3 1017.5 1011.9 1008.9 1006.4 1001.5 1000.2 1001.7 1010.1 1012.2 1015.7 1008.2 1018.3 DAY 4 10 24 3 21 1 2 31 13 26 9 6 MIN. QNH PRESSURE IN HPA 992.4 991.7 984.9 976.3 987.1 984.9 985.8 988.0 988.3 988.0 993.3 988.2 976.3 DAY 19 13 19 17 14 28 14 14 9 29 7 13 MEAN QFF PRESSURE IN HPA 1005.6 1006.9 1000.4 999.9 998.5 992.7 993.9 995.2 998.6 1000.8 1005.3 1001.3 999.9 MAX. QFF PRESSURE IN HPA 1018.7 1017.9 1012.3 1009.2 1006.6 1001.7 1000.4 1001.9 1010.4 1012.5 1016.0 1008.5 1018.7 DAY 4 10 24 3 21 1 2 31 13 26 9 6 MIN. QFF PRESSURE IN HPA 992.7 992.0 985.2 976.6 987.3 985.1 986.0 988.2 988.5 988.2 993.6 988.5 976.6 DAY 19 13 19 17 14 28 14 14 9 29 7 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.8 11.4 13.0 17.8 24.3 24.8 28.4 27.6 23.7 19.9 15.9 9.6 18.7 MINIMUN AIR TEMPERATURE (C) 3.5 6.5 8.3 11.8 17.2 19.4 22.5 23.0 18.4 14.7 10.2 4.9 13.4 DAYS WITH MINIMUM TEMP. >=21 0 0 1 0 4 9 28 30 6 0 0 0 78 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 0 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS LOWEST(C) -1.0 3.0 5.0 7.0 10.0 14.0 20.0 20.0 15.0 10.0 7.0 1.0 -1.0 DAY 29 2 1 10 9 11 3 31 13 26 15 17 MAXIMUM AIR TEMPERATURE (C) 11.1 15.3 16.3 21.6 29.1 28.5 32.2 31.1 27.4 23.8 20.7 13.4 22.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 2 15 12 28 24 6 3 0 0 91 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 18.0 27.0 32.0 32.0 43.0 33.0 38.0 36.0 38.0 30.0 29.0 28.0 43.0 DAY 18 19 31 7 23 14 20 13 23 1 8 6 DIF. BETWEEN (MAX.-MIN.) (C) 7.6 8.8 8.0 9.8 11.9 9.1 9.7 8.1 9.0 9.1 10.5 8.5 9.2 MEAN DAILY TEMP. (MDT) (C) 7.3 10.9 12.3 16.7 23.1 24.0 27.4 27.1 22.9 19.3 15.5 9.1 18.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 6.0 7.5 91.0 95.0 197.5 188.0 61.0 15.5 0.5 0.0 662.0 HEATING DEG. DAYS(BASE 18 0C) 331.0 201.5 193.5 71.0 6.0 0.0 0.0 0.0 0.0 15.5 81.0 275.0 1174.5 DEWPOINT (MEAN C) 3.5 5.0 7.2 10.2 13.3 16.0 18.2 21.1 16.3 13.2 10.5 3.4 11.5 MIXING RATIO (G/KG) 5.00 5.57 6.51 8.05 9.89 11.77 13.55 16.18 12.02 9.76 8.10 5.03 9.29 VAPOUR PRESSURE (HPA) 7.99 8.87 10.34 12.74 15.54 18.44 21.11 25.10 18.86 15.42 12.87 8.03 14.61 SATURATION DEF. (HPA) 2.79 5.05 5.92 8.77 16.71 13.61 18.18 12.43 11.18 8.49 5.71 4.45 9.44 RELATIVE HUMIDITY (MEAN %) 76 68 72 65 55 60 56 69 66 67 72 68 66 RELATIVE HUMIDITY (MAX. %) 84 81 83 79 74 76 72 82 80 82 86 81 80 RELATIVE HUMIDITY (MIN. %) 68 56 61 54 41 47 44 57 53 53 57 54 54 RELATIVE HUMIDITY (MEAN% 03UTC) 81 73 77 76 70 74 72 81 79 80 83 74 77 RELATIVE HUMIDITY (MEAN% 09UTC) 71 60 67 60 44 51 47 59 58 56 60 58 58 RELATIVE HUMIDITY (MEAN% 15UTC) 81 74 77 68 58 61 59 73 70 73 80 76 71 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 78.4 32.0 123.8 45.2 35.0 18.0 65.0 50.6 56.6 96.6 21.1 23.6 645.9 DAYS WITH PRECIPITATION >=10 2 1 5 1 2 1 2 2 2 4 1 0 23 DAYS WITH PRECIPITATION >= 5 7 4 5 2 4 1 2 3 2 6 1 2 39 DAYS WITH PRECIPITATION >= 1 9 7 16 8 4 4 4 9 9 8 7 6 91 DAYS WITH PRECIPITATION 10 7 16 10 6 4 4 9 10 9 7 8 100 GREATEST DAILY PRECIPITATION 27.0 10.0 40.0 24.0 10.0 11.0 50.0 16.0 30.0 25.0 11.0 8.0 50.0 DAY 28 20 5 9 8 10 24 18 12 9 13 14 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 1 0 1 0 0 2 DAYS WITH SNOW OR SLEET 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 1 1 0 0 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 225 225 270 270 225 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.4 4.8 4.5 6.2 6.7 5.9 6.2 5.5 5.7 5.4 5.3 5.6 5.8 PREVAILING WIND PERCENT 9.0 7.1 12.3 17.3 14.2 32.0 34.8 21.9 22.0 12.3 10.7 7.1 16.2 CALMS PERCENT OF WIND 81.9 75.7 66.5 62.7 69.0 50.0 46.5 60.0 60.0 72.9 74.7 76.1 66.3 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 242 256 261 261 249 263 266 254 252 263 288 255 259 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.5 0.7 1.4 1.6 2.4 2.9 1.7 1.7 0.7 0.5 0.2 1.2 WIND STEADINESES (MEAN %) 50.0 38.5 38.9 60.9 76.2 80.0 85.3 81.0 73.9 43.8 35.7 14.3 60.0 WIND SPEED (MEAN KNOTS) 0.8 1.3 1.8 2.3 2.1 3.0 3.4 2.1 2.3 1.6 1.4 1.4 2.0 FASTEST WIND DIRECTION 310 270 240 230 270 270 270 270 270 180 270 230 270 FASTEST WIND SPEED (KNOTS) 6 15 10 15 15 10 12 10 10 12 10 12 15 DAY 19 19 20 8 23 8 1 27 12 15 8 7 DAYS WITH SKY CLEAR (0-2)/8 11 8 7 7 13 7 16 6 12 14 12 14 127 DAYS WITH P.CLOUDY (3-6)/8 8 11 5 9 9 15 13 12 8 8 14 6 118 DAYS WITH CLOUDY (7-8)/8 12 9 19 14 9 8 2 13 10 9 4 11 120 DAYS WITH VISIBILITY =< 2 KM 1 0 0 0 0 0 1 0 0 0 2 3 7 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1001.5 999.1 999.8 999.3 993.7 994.0 990.7 990.4 996.1 999.5 1000.8 1002.2 997.3 MAX. QFE PRESSURE IN HPA 1011.7 1009.3 1009.7 1014.0 1004.6 1006.6 995.8 1001.0 1005.9 1011.6 1016.0 1010.9 1016.0 DAY-HOUR 2- 6 16- 6 5- 6 22- 6 9- 6 11- 3 23- 3 31- 6 18- 6 31- 9 14- 9 30- 6 MIN. QFE PRESSURE IN HPA 989.3 982.6 981.4 975.6 983.2 987.3 984.4 978.4 987.9 985.2 991.7 988.9 975.6 DAY-HOUR 30- 3 19- 3 19- 3 19-12 15-12 7-15 13-12 27- 3 8-12 14-15 3-15 11- 3 MEAN QNH PRESSURE IN HPA 1002.7 1000.4 1001.1 1000.6 995.0 995.2 992.0 991.7 997.4 1000.8 1002.1 1003.5 998.5 MAX. QNH PRESSURE IN HPA 1013.0 1010.6 1011.0 1015.3 1005.9 1007.9 997.1 1002.3 1007.2 1012.9 1017.3 1012.2 1017.3 DAY-HOUR 2- 6 16- 6 5- 6 22- 6 9- 6 11- 3 23- 3 31- 6 18- 6 31- 9 14- 9 30- 6 MIN. QNH PRESSURE IN HPA 990.6 983.9 982.7 976.9 984.5 988.6 985.7 979.7 989.2 986.5 993.0 990.2 976.9 DAY-HOUR 30- 3 19- 3 19- 3 19-12 15-12 7-15 13-12 27- 3 8-12 14-15 3-15 11- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1001.2 998.7 999.5 999.0 994.0 994.7 991.1 991.1 996.5 999.7 1000.7 1001.7 997.3 MAX. QFE PRESSURE IN HPA 1010.1 1008.8 1008.4 1012.9 1003.4 1006.6 995.8 1000.8 1004.8 1006.7 1009.8 1010.0 1012.9 DAY 2 16 5 22 9 11 23 31 18 11 14 30 MIN. QFE PRESSURE IN HPA 989.3 982.6 981.4 982.6 986.5 988.0 986.1 978.4 990.9 985.6 994.7 988.9 978.4 DAY 30 19 19 19 20 20 10 27 6 6 5 11 MEAN QNH PRESSURE IN HPA 1002.5 1000.0 1000.8 1000.3 995.3 995.9 992.4 992.4 997.8 1000.9 1002.0 1003.0 998.6 MAX. QNH PRESSURE IN HPA 1011.4 1010.1 1009.7 1014.2 1004.7 1007.9 997.1 1002.1 1006.1 1008.0 1011.1 1011.3 1014.2 DAY 2 16 5 22 9 11 23 31 18 11 14 30 MIN. QNH PRESSURE IN HPA 990.6 983.9 982.7 983.9 987.8 989.3 987.4 979.7 992.2 986.9 996.0 990.2 979.7 DAY 30 19 19 19 20 20 10 27 6 6 5 11 MEAN QFF PRESSURE IN HPA 1002.8 1000.3 1001.1 1000.5 995.6 996.2 992.6 992.6 998.0 1001.2 1002.3 1003.3 998.9 MAX. QFF PRESSURE IN HPA 1011.7 1010.4 1010.0 1014.5 1005.0 1008.2 997.3 1002.3 1006.4 1008.3 1011.4 1011.6 1014.5 DAY 2 16 5 22 9 11 23 31 18 11 14 30 MIN. QFF PRESSURE IN HPA 990.9 984.1 982.9 984.1 988.0 989.5 987.6 979.9 992.4 987.1 996.3 990.5 979.9 DAY 30 19 19 19 20 20 10 27 6 6 5 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1002.3 999.8 1000.5 999.9 994.4 994.9 991.4 991.5 997.2 1000.4 1001.7 1003.2 998.1 MAX. QFE PRESSURE IN HPA 1011.7 1009.3 1009.7 1014.0 1004.6 1006.4 995.6 1001.0 1005.9 1008.3 1014.0 1010.9 1014.0 DAY 2 16 5 22 9 11 23 31 18 11 14 30 MIN. QFE PRESSURE IN HPA 990.4 983.6 984.7 980.4 986.3 988.0 987.3 979.1 990.6 986.4 995.3 991.7 979.1 DAY 30 19 19 19 20 20 10 27 8 6 3 11 MEAN QNH PRESSURE IN HPA 1003.6 1001.1 1001.8 1001.2 995.7 996.2 992.7 992.8 998.5 1001.7 1003.0 1004.5 999.4 MAX. QNH PRESSURE IN HPA 1013.0 1010.6 1011.0 1015.3 1005.9 1007.7 996.9 1002.3 1007.2 1009.6 1015.3 1012.2 1015.3 DAY 2 16 5 22 9 11 23 31 18 11 14 30 MIN. QNH PRESSURE IN HPA 991.7 984.9 986.0 981.7 987.6 989.3 988.6 980.4 991.9 987.7 996.6 993.0 980.4 DAY 30 19 19 19 20 20 10 27 8 6 3 11 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1001.6 999.2 1000.2 999.9 994.0 994.2 991.0 990.8 996.4 999.7 1000.9 1002.3 997.5 MAX. QFE PRESSURE IN HPA 1011.4 1008.6 1009.7 1012.8 1003.8 1005.9 995.6 999.0 1005.5 1011.6 1016.0 1009.6 1016.0 DAY 2 16 5 22 9 11 31 31 18 31 14 30 MIN. QFE PRESSURE IN HPA 991.7 983.8 986.8 978.5 985.2 988.0 985.8 979.9 989.0 987.0 993.9 992.0 978.5 DAY 30 19 18 19 26 20 13 27 8 6 3 6 MEAN QNH PRESSURE IN HPA 1002.9 1000.5 1001.5 1001.1 995.2 995.5 992.3 992.1 997.7 1001.0 1002.2 1003.6 998.8 MAX. QNH PRESSURE IN HPA 1012.7 1009.9 1011.0 1014.1 1005.1 1007.2 996.9 1000.3 1006.8 1012.9 1017.3 1010.9 1017.3 DAY 2 16 5 22 9 11 31 31 18 31 14 30 MIN. QNH PRESSURE IN HPA 993.0 985.1 988.1 979.8 986.5 989.3 987.1 981.2 990.3 988.3 995.2 993.3 979.8 DAY 30 19 18 19 26 20 13 27 8 6 3 6 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1000.8 998.6 999.3 998.9 992.9 993.1 990.1 989.5 995.2 998.6 1000.3 1001.5 996.6 MAX. QFE PRESSURE IN HPA 1010.3 1006.7 1008.2 1010.9 1002.8 1003.7 995.4 997.9 1004.3 1010.4 1013.7 1008.9 1013.7 DAY 2 16 5 22 9 11 22 29 18 31 14 15 MIN. QFE PRESSURE IN HPA 990.8 985.8 984.2 975.6 983.2 987.8 984.4 980.2 987.9 986.1 992.3 991.8 975.6 DAY 22 18 18 19 15 7 13 27 8 14 3 10 MEAN QNH PRESSURE IN HPA 1002.1 999.9 1000.6 1000.2 994.2 994.4 991.4 990.7 996.5 999.9 1001.5 1002.8 997.8 MAX. QNH PRESSURE IN HPA 1011.6 1008.0 1009.5 1012.2 1004.1 1005.0 996.7 999.2 1005.6 1011.7 1015.0 1010.2 1015.0 DAY 2 16 5 22 9 11 22 29 18 31 14 15 MIN. QNH PRESSURE IN HPA 992.1 987.1 985.5 976.9 984.5 989.1 985.7 981.5 989.2 987.4 993.6 993.1 976.9 DAY 22 18 18 19 15 7 13 27 8 14 3 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1001.4 999.1 999.6 999.2 993.2 993.0 989.9 989.3 995.4 999.1 1000.6 1002.3 996.8 MAX. QFE PRESSURE IN HPA 1010.4 1007.3 1008.4 1010.1 1003.2 1002.7 995.3 998.9 1004.8 1008.3 1013.2 1010.4 1013.2 DAY 2 15 5 22 8 11 22 29 18 31 14 15 MIN. QFE PRESSURE IN HPA 991.4 985.8 982.9 977.5 984.0 987.3 984.4 981.5 988.8 985.2 991.7 991.3 977.5 DAY 22 18 18 19 15 7 13 27 6 14 3 10 MEAN QNH PRESSURE IN HPA 1002.7 1000.4 1000.9 1000.4 994.5 994.3 991.1 990.6 996.6 1000.3 1001.9 1003.6 998.1 MAX. QNH PRESSURE IN HPA 1011.7 1008.6 1009.7 1011.4 1004.5 1004.0 996.6 1000.2 1006.1 1009.6 1014.5 1011.7 1014.5 DAY 2 15 5 22 8 11 22 29 18 31 14 15 MIN. QNH PRESSURE IN HPA 992.7 987.1 984.2 978.7 985.3 988.6 985.7 982.8 990.1 986.5 993.0 992.6 978.7 DAY 22 18 18 19 15 7 13 27 6 14 3 10 MEAN QFF PRESSURE IN HPA 1003.0 1000.7 1001.2 1000.7 994.7 994.6 991.3 990.8 996.9 1000.6 1002.2 1003.9 998.4 MAX. QFF PRESSURE IN HPA 1012.0 1008.9 1010.0 1011.7 1004.8 1004.3 996.8 1000.4 1006.3 1009.9 1014.8 1012.0 1014.8 DAY 2 15 5 22 8 11 22 29 18 31 14 15 MIN. QFF PRESSURE IN HPA 993.0 987.4 984.4 979.0 985.5 988.8 985.9 983.0 990.3 986.7 993.3 992.9 979.0 DAY 22 18 18 19 15 7 13 27 6 14 3 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.1 9.9 13.7 15.9 23.3 25.6 29.6 28.3 27.3 20.7 16.2 11.4 19.2 MINIMUN AIR TEMPERATURE (C) 3.1 4.4 7.0 10.2 17.1 19.4 23.4 22.9 20.0 13.9 10.5 6.5 13.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 3 6 31 31 13 0 0 0 84 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 2 0 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS LOWEST(C) -2.0 0.0 1.0 3.0 13.0 14.0 22.0 21.0 17.0 11.0 8.0 2.0 -2.0 DAY 15 9 7 4 13 20 1 22 10 31 20 29 MAXIMUM AIR TEMPERATURE (C) 11.9 14.0 18.2 19.7 27.7 29.7 34.2 32.2 31.8 25.0 20.3 15.2 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 3 12 15 31 24 26 3 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.0 24.0 31.0 32.0 35.0 38.0 38.0 37.0 35.0 36.0 27.0 25.0 38.0 DAY 4 27 27 16 6 21 4 16 4 23 16 12 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 9.6 11.2 9.5 10.6 10.3 10.8 9.3 11.8 11.1 9.8 8.7 10.1 MEAN DAILY TEMP. (MDT) (C) 7.5 9.2 12.6 15.0 22.4 24.5 28.8 27.5 25.9 19.4 15.4 10.8 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.5 60.0 109.0 241.5 202.5 147.0 16.5 0.0 0.0 786.0 HEATING DEG. DAYS(BASE 18 0C) 325.5 247.0 173.0 119.0 1.0 0.0 0.0 0.0 0.0 13.5 80.5 224.5 1184.0 DEWPOINT (MEAN C) 1.7 2.3 5.5 8.6 14.1 14.9 17.6 18.6 16.0 11.1 9.7 4.6 10.4 MIXING RATIO (G/KG) 4.41 4.67 5.86 7.17 10.35 10.90 13.27 13.84 11.87 8.50 7.69 5.47 8.67 VAPOUR PRESSURE (HPA) 7.09 7.42 9.32 11.36 16.28 17.07 20.66 21.57 18.65 13.49 12.20 8.70 13.65 SATURATION DEF. (HPA) 4.09 5.32 7.45 8.00 13.28 16.75 21.64 17.48 18.54 11.86 6.65 5.33 11.36 RELATIVE HUMIDITY (MEAN %) 66 64 63 66 59 55 51 58 52 58 67 65 60 RELATIVE HUMIDITY (MAX. %) 78 78 78 81 76 71 67 73 69 75 81 79 76 RELATIVE HUMIDITY (MIN. %) 55 50 50 54 45 42 37 46 40 44 55 53 48 RELATIVE HUMIDITY (MEAN% 03UTC) 76 73 73 78 74 71 63 72 68 74 78 74 73 RELATIVE HUMIDITY (MEAN% 09UTC) 58 59 56 59 51 44 43 49 43 49 59 59 52 RELATIVE HUMIDITY (MEAN% 15UTC) 70 67 64 68 59 56 53 61 53 61 73 69 63 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 39.6 67.2 103.4 51.0 9.4 34.2 0.0 15.5 0.4 115.0 52.6 40.8 529.1 DAYS WITH PRECIPITATION >=10 1 3 5 2 0 1 0 0 0 3 3 0 18 DAYS WITH PRECIPITATION >= 5 3 5 6 3 0 2 0 1 0 5 3 4 32 DAYS WITH PRECIPITATION >= 1 7 11 9 10 5 4 0 6 0 6 5 11 74 DAYS WITH PRECIPITATION 7 11 11 10 6 5 0 8 1 6 6 12 83 GREATEST DAILY PRECIPITATION 16.0 16.6 23.0 17.0 4.0 26.0 0.0 6.0 0.4 40.0 19.0 9.0 40.0 DAY 14 24 16 26 12 19 ** 23 2 1 5 15 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 1 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 0 0 0 0 1 1 0 0 0 1 0 0 3 WIND DIRECTION (PREVAILING) 270 225 270 270 270 270 270 270 270 45 225 270 270 PREVAILING WIND SPEED(KNOTS) 4.5 6.3 6.2 6.2 6.0 6.1 6.7 5.5 5.2 5.4 6.3 6.0 5.9 PREVAILING WIND PERCENT 9.7 13.6 11.0 17.3 21.3 40.0 37.4 38.7 25.3 7.1 8.7 7.1 19.2 CALMS PERCENT OF WIND 69.7 66.4 70.3 62.7 57.4 43.3 45.8 45.8 64.7 69.7 78.0 75.5 62.4 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 317 257 278 263 253 263 265 267 268 319 238 266 265 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.7 0.7 1.4 1.8 3.1 3.1 2.2 1.4 0.3 0.6 0.3 1.3 WIND STEADINESES (MEAN %) 20.0 36.8 43.8 60.9 69.2 88.6 88.6 75.9 77.8 18.8 50.0 23.1 61.9 WIND SPEED (MEAN KNOTS) 1.5 1.9 1.6 2.3 2.6 3.5 3.5 2.9 1.8 1.6 1.2 1.3 2.1 FASTEST WIND DIRECTION 60 240 270 270 240 270 270 270 270 90 210 270 270 FASTEST WIND SPEED (KNOTS) 10 10 13 15 12 12 12 10 10 9 11 12 15 DAY 10 14 12 1 26 2 24 20 22 3 19 13 DAYS WITH SKY CLEAR (0-2)/8 11 10 12 7 12 14 18 12 25 18 14 11 164 DAYS WITH P.CLOUDY (3-6)/8 13 8 8 10 11 8 8 9 3 10 8 12 108 DAYS WITH CLOUDY (7-8)/8 7 10 11 13 8 8 5 10 2 3 8 8 93 DAYS WITH VISIBILITY =< 2 KM 2 2 0 0 0 0 0 0 0 0 0 0 4 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1006.7 996.6 998.9 996.9 995.0 991.0 990.4 991.5 997.5 1001.1 1000.2 998.8 997.0 MAX. QFE PRESSURE IN HPA 1019.6 1010.2 1012.3 1008.6 1004.1 1000.8 996.6 999.3 1006.8 1013.3 1011.1 1013.1 1019.6 DAY-HOUR 8-15 1- 6 6- 6 9- 9 2- 6 17- 3 12- 3 29- 6 23- 6 31- 6 20- 6 31-15 MIN. QFE PRESSURE IN HPA 991.9 975.0 988.0 978.2 986.9 981.1 981.1 985.9 988.6 988.2 988.3 986.6 975.0 DAY-HOUR 13-12 27-15 28- 6 14-12 26- 3 21- 9 4-15 10-15 6-15 8-12 18-12 13- 3 MEAN QNH PRESSURE IN HPA 1008.0 997.9 1000.2 998.1 996.2 992.3 991.7 992.8 998.7 1002.3 1001.4 1000.1 998.3 MAX. QNH PRESSURE IN HPA 1020.9 1011.5 1013.6 1009.9 1005.4 1002.1 997.9 1000.6 1008.1 1014.6 1012.4 1014.4 1020.9 DAY-HOUR 8-15 1- 6 6- 6 9- 9 2- 6 17- 3 12- 3 29- 6 23- 6 31- 6 20- 6 31-15 MIN. QNH PRESSURE IN HPA 993.2 976.2 989.3 979.4 988.2 982.4 982.4 987.2 989.9 989.5 989.6 987.9 976.2 DAY-HOUR 13-12 27-15 28- 6 14-12 26- 3 21- 9 4-15 10-15 6-15 8-12 18-12 13- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1006.6 996.5 998.9 996.7 995.1 991.6 990.9 992.2 997.7 1001.2 1000.3 998.6 997.2 MAX. QFE PRESSURE IN HPA 1017.9 1008.7 1011.4 1006.8 1003.1 1000.8 996.6 998.8 1005.5 1012.3 1010.2 1010.9 1017.9 DAY 9 1 6 9 2 17 12 29 23 31 20 28 MIN. QFE PRESSURE IN HPA 993.8 985.5 988.3 979.9 986.9 982.1 983.1 987.4 990.5 988.5 989.6 986.6 979.9 DAY 14 23 28 14 26 21 5 19 8 24 18 13 MEAN QNH PRESSURE IN HPA 1007.9 997.8 1000.1 998.0 996.4 992.9 992.2 993.4 999.0 1002.5 1001.6 999.9 998.5 MAX. QNH PRESSURE IN HPA 1019.2 1010.0 1012.7 1008.1 1004.4 1002.1 997.9 1000.1 1006.8 1013.6 1011.5 1012.2 1019.2 DAY 9 1 6 9 2 17 12 29 23 31 20 28 MIN. QNH PRESSURE IN HPA 995.1 986.8 989.6 981.2 988.2 983.4 984.4 988.7 991.8 989.8 990.9 987.9 981.2 DAY 14 23 28 14 26 21 5 19 8 24 18 13 MEAN QFF PRESSURE IN HPA 1008.3 998.1 1000.4 998.3 996.6 993.1 992.4 993.7 999.2 1002.8 1001.9 1000.2 998.8 MAX. QFF PRESSURE IN HPA 1019.5 1010.3 1013.0 1008.4 1004.7 1002.3 998.1 1000.3 1007.0 1013.9 1011.8 1012.5 1019.5 DAY 9 1 6 9 2 17 12 29 23 31 20 28 MIN. QFF PRESSURE IN HPA 995.4 987.1 989.8 981.4 988.4 983.6 984.6 988.9 992.0 990.0 991.1 988.1 981.4 DAY 14 23 28 14 26 21 5 19 8 24 18 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1007.9 997.8 999.8 997.6 995.8 991.9 991.5 992.8 998.6 1002.2 1001.2 999.7 998.1 MAX. QFE PRESSURE IN HPA 1018.6 1010.2 1012.3 1008.4 1004.1 1000.8 996.6 999.3 1006.8 1013.3 1011.1 1012.4 1018.6 DAY 9 1 6 9 2 17 12 29 23 31 20 28 MIN. QFE PRESSURE IN HPA 995.1 985.3 988.0 979.8 987.6 981.8 985.1 988.1 990.6 990.6 989.3 987.4 979.8 DAY 13 27 28 14 26 21 5 18 8 7 18 13 MEAN QNH PRESSURE IN HPA 1009.2 999.1 1001.0 998.9 997.1 993.2 992.8 994.0 999.8 1003.5 1002.4 1001.0 999.3 MAX. QNH PRESSURE IN HPA 1019.9 1011.5 1013.6 1009.7 1005.4 1002.1 997.9 1000.6 1008.1 1014.6 1012.4 1013.7 1019.9 DAY 9 1 6 9 2 17 12 29 23 31 20 28 MIN. QNH PRESSURE IN HPA 996.4 986.6 989.3 981.1 988.9 983.1 986.4 989.4 991.9 991.9 990.6 988.7 981.1 DAY 13 27 28 14 26 21 5 18 8 7 18 13 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1006.9 997.0 999.5 997.2 995.6 991.3 990.9 992.0 997.9 1001.4 1000.6 999.2 997.4 MAX. QFE PRESSURE IN HPA 1017.6 1009.8 1011.8 1008.6 1003.4 999.9 995.8 997.4 1006.1 1011.9 1010.3 1012.7 1017.6 DAY 8 1 6 9 2 17 11 25 23 31 20 28 MIN. QFE PRESSURE IN HPA 993.3 981.3 988.4 979.0 987.4 981.1 986.4 987.3 990.0 990.3 989.8 988.0 979.0 DAY 13 27 28 14 26 21 4 18 8 7 18 13 MEAN QNH PRESSURE IN HPA 1008.2 998.3 1000.8 998.5 996.9 992.5 992.2 993.2 999.2 1002.7 1001.9 1000.5 998.7 MAX. QNH PRESSURE IN HPA 1018.9 1011.1 1013.1 1009.9 1004.7 1001.2 997.1 998.7 1007.4 1013.2 1011.6 1014.0 1018.9 DAY 8 1 6 9 2 17 11 25 23 31 20 28 MIN. QNH PRESSURE IN HPA 994.6 982.6 989.7 980.3 988.7 982.4 987.7 988.6 991.3 991.6 991.1 989.3 980.3 DAY 13 27 28 14 26 21 4 18 8 7 18 13 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1005.7 995.8 998.2 996.3 994.3 990.2 989.6 990.5 996.5 1000.1 999.3 998.1 996.2 MAX. QFE PRESSURE IN HPA 1018.0 1008.7 1010.8 1006.8 1001.8 997.7 994.7 996.2 1004.9 1010.8 1008.9 1012.2 1018.0 DAY 8 1 6 9 2 16 11 24 23 31 20 31 MIN. QFE PRESSURE IN HPA 991.9 976.7 988.7 978.2 987.9 981.4 983.2 986.3 989.2 988.2 988.3 986.6 976.7 DAY 13 27 27 14 26 21 4 10 7 8 18 14 MEAN QNH PRESSURE IN HPA 1006.9 997.1 999.5 997.6 995.6 991.5 990.9 991.7 997.8 1001.4 1000.6 999.3 997.5 MAX. QNH PRESSURE IN HPA 1019.3 1010.0 1012.1 1008.1 1003.1 999.0 996.0 997.5 1006.2 1012.1 1010.2 1013.5 1019.3 DAY 8 1 6 9 2 16 11 24 23 31 20 31 MIN. QNH PRESSURE IN HPA 993.2 977.9 990.0 979.4 989.2 982.7 984.5 987.6 990.5 989.5 989.6 987.9 977.9 DAY 13 27 27 14 26 21 4 10 7 8 18 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1006.4 996.0 998.4 996.5 994.1 990.1 989.3 990.4 996.7 1000.4 999.5 998.5 996.4 MAX. QFE PRESSURE IN HPA 1019.6 1009.1 1010.8 1007.3 1002.1 998.4 994.7 996.2 1005.6 1010.6 1008.7 1013.1 1019.6 DAY 8 1 6 9 2 19 11 24 23 31 20 31 MIN. QFE PRESSURE IN HPA 991.9 975.0 988.6 979.3 987.3 981.7 981.1 985.9 988.6 989.7 989.3 987.3 975.0 DAY 13 27 27 14 11 21 4 10 6 8 18 7 MEAN QNH PRESSURE IN HPA 1007.7 997.3 999.7 997.8 995.4 991.4 990.5 991.7 997.9 1001.7 1000.7 999.8 997.6 MAX. QNH PRESSURE IN HPA 1020.9 1010.4 1012.1 1008.6 1003.4 999.7 996.0 997.5 1006.9 1011.9 1010.0 1014.4 1020.9 DAY 8 1 6 9 2 19 11 24 23 31 20 31 MIN. QNH PRESSURE IN HPA 993.2 976.2 989.9 980.6 988.6 983.0 982.4 987.2 989.9 991.0 990.6 988.6 976.2 DAY 13 27 27 14 11 21 4 10 6 8 18 7 MEAN QFF PRESSURE IN HPA 1008.0 997.6 1000.0 998.1 995.6 991.6 990.7 991.9 998.2 1002.0 1001.0 1000.1 997.9 MAX. QFF PRESSURE IN HPA 1021.2 1010.7 1012.4 1008.9 1003.7 999.9 996.2 997.7 1007.1 1012.2 1010.3 1014.7 1021.2 DAY 8 1 6 9 2 19 11 24 23 31 20 31 MIN. QFF PRESSURE IN HPA 993.5 976.5 990.1 980.8 988.8 983.2 982.6 987.4 990.1 991.2 990.8 988.9 976.5 DAY 13 27 27 14 11 21 4 16 6 8 18 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.4 3.7 8.8 19.6 20.4 27.8 30.0 28.4 26.5 23.1 16.1 6.6 17.8 MINIMUN AIR TEMPERATURE (C) -0.7 -0.6 3.8 11.8 14.9 21.3 24.3 22.0 20.2 16.5 10.2 2.9 12.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 20 30 23 12 0 0 0 86 DAYS WITH MINIMUM TEMP. <=-4 6 4 0 0 0 0 0 0 0 0 0 1 11 DAYS WITH FREEZING MIN.<= 0 16 20 2 0 0 0 0 0 0 0 0 9 47 TEMPERATURE RECORDS LOWEST(C) -7.0 -6.0 -3.0 5.0 10.0 16.0 20.0 18.0 17.0 12.0 6.0 -4.0 -7.0 DAY 24 1 20 5 12 8 17 2 19 10 9 26 MAXIMUM AIR TEMPERATURE (C) 6.5 6.9 12.1 24.2 24.3 32.2 34.2 33.0 30.7 27.6 20.7 9.5 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 8 5 25 30 29 21 10 0 0 128 DAYS WITH MAXIMUM TEMP. <= 0 3 2 0 0 0 0 0 0 0 0 0 1 6 TEMPERATURE RECORDS HIGHEST(C) 17.0 17.0 28.0 34.0 39.0 38.0 37.0 40.0 37.0 36.0 29.0 15.0 40.0 DAY 13 16 30 29 1 21 11 16 1 20 27 10 DIF. BETWEEN (MAX.-MIN.) (C) 7.2 7.5 8.3 12.4 9.4 10.9 9.9 11.0 10.5 11.1 10.5 6.6 9.6 MEAN DAILY TEMP. (MDT) (C) 2.9 3.2 8.0 18.0 19.6 26.7 29.2 27.5 25.5 22.1 15.4 6.2 17.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 19.0 25.5 172.0 255.0 201.5 134.5 50.0 1.0 0.0 858.5 HEATING DEG. DAYS(BASE 18 0C) 468.5 429.5 311.0 55.5 18.5 0.0 0.0 0.0 0.0 3.0 88.0 365.5 1739.5 DEWPOINT (MEAN C) -1.7 -1.7 2.9 9.8 12.8 17.7 19.9 17.7 17.8 14.6 7.3 1.4 9.9 MIXING RATIO (G/KG) 3.45 3.49 4.77 7.91 9.57 13.10 15.12 13.17 13.21 10.72 6.63 4.37 8.79 VAPOUR PRESSURE (HPA) 5.55 5.62 7.62 12.48 15.06 20.45 23.48 20.59 20.70 16.93 10.55 7.03 13.84 SATURATION DEF. (HPA) 2.53 2.70 4.47 11.90 9.85 17.72 19.49 19.06 14.54 12.13 8.40 3.05 10.49 RELATIVE HUMIDITY (MEAN %) 71 70 70 57 65 56 56 54 61 61 60 72 63 RELATIVE HUMIDITY (MAX. %) 84 82 84 73 79 74 73 67 77 78 74 84 77 RELATIVE HUMIDITY (MIN. %) 60 60 59 45 53 43 44 43 48 48 48 61 51 RELATIVE HUMIDITY (MEAN% 03UTC) 77 77 80 73 76 73 72 66 77 76 70 80 75 RELATIVE HUMIDITY (MEAN% 09UTC) 64 66 63 51 58 49 49 48 54 52 52 64 56 RELATIVE HUMIDITY (MEAN% 15UTC) 78 75 72 55 66 56 56 58 61 63 66 77 65 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 65.1 89.4 73.6 60.4 169.2 23.7 7.1 47.4 31.0 64.0 12.2 102.0 745.1 DAYS WITH PRECIPITATION >=10 1 3 1 2 7 0 0 2 1 2 0 4 23 DAYS WITH PRECIPITATION >= 5 9 5 8 2 8 3 1 2 3 2 1 8 52 DAYS WITH PRECIPITATION >= 1 11 11 13 5 13 6 1 3 6 5 4 13 91 DAYS WITH PRECIPITATION 14 11 15 6 14 7 2 5 6 5 7 14 106 GREATEST DAILY PRECIPITATION 13.0 26.0 12.0 35.0 30.0 7.0 7.0 34.0 10.0 35.0 7.0 21.0 35.0 DAY 19 21 19 25 3 10 16 1 13 8 6 17 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 9 7 2 0 0 0 0 0 0 0 0 6 24 DAYS WITH DUST 0 0 1 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 225 270 45 225 225 270 270 270 270 270 270 225 270 PREVAILING WIND SPEED(KNOTS) 5.8 4.4 4.9 4.8 5.6 5.4 4.4 6.2 4.2 4.6 6.5 6.0 5.1 PREVAILING WIND PERCENT 11.0 8.3 10.3 16.7 19.4 30.7 32.3 39.4 26.7 11.0 8.0 4.5 17.1 CALMS PERCENT OF WIND 73.5 77.9 70.3 67.3 58.1 49.3 40.0 41.9 55.3 76.1 80.0 86.5 64.6 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 250 258 298 254 247 264 262 267 260 291 261 261 261 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.4 0.4 1.3 1.5 1.9 2.2 2.8 1.6 0.3 0.6 0.1 1.1 WIND STEADINESES (MEAN %) 69.2 40.0 26.7 76.5 62.5 67.9 81.5 82.4 88.9 25.0 50.0 12.5 61.1 WIND SPEED (MEAN KNOTS) 1.3 1.0 1.5 1.7 2.4 2.8 2.7 3.4 1.8 1.2 1.2 0.8 1.8 FASTEST WIND DIRECTION 230 270 270 270 270 270 270 270 240 270 270 240 230 FASTEST WIND SPEED (KNOTS) 15 8 10 8 9 10 10 12 7 8 10 9 15 DAY 14 6 18 4 1 25 15 23 2 13 15 2 DAYS WITH SKY CLEAR (0-2)/8 10 11 8 10 8 16 20 25 15 18 17 7 165 DAYS WITH P.CLOUDY (3-6)/8 8 8 6 12 10 10 8 4 11 7 6 9 99 DAYS WITH CLOUDY (7-8)/8 13 10 17 8 13 4 3 2 4 6 7 15 102 DAYS WITH VISIBILITY =< 2 KM 2 2 1 1 0 0 0 0 0 0 0 1 7 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1006.1 1007.9 1001.9 995.4 994.9 991.9 990.3 994.1 996.3 999.8 1001.2 1007.6 998.9 MAX. QFE PRESSURE IN HPA 1019.2 1022.7 1016.7 1007.2 1007.2 1001.8 996.0 1000.5 1006.2 1007.4 1011.4 1017.6 1022.7 DAY-HOUR 4-15 22- 6 20- 6 1- 6 23- 6 17- 6 16- 9 24-12 17- 6 25-15 9- 6 23- 9 MIN. QFE PRESSURE IN HPA 991.4 992.4 990.4 986.6 979.4 981.4 982.8 985.7 987.9 993.8 987.7 991.6 979.4 DAY-HOUR 13-15 17-12 25-15 3-15 6- 9 30- 3 4-15 1- 3 13-12 19- 3 3-12 16-12 MEAN QNH PRESSURE IN HPA 1007.4 1009.2 1003.2 996.7 996.2 993.2 991.5 995.3 997.5 1001.1 1002.5 1008.9 1000.2 MAX. QNH PRESSURE IN HPA 1020.5 1024.0 1018.0 1008.5 1008.5 1003.1 997.3 1001.8 1007.5 1008.7 1012.7 1018.9 1024.0 DAY-HOUR 4-15 22- 6 20- 6 1- 6 23- 6 17- 6 16- 9 24-12 17- 6 25-15 9- 6 23- 9 MIN. QNH PRESSURE IN HPA 992.7 993.7 991.7 987.9 980.7 982.7 984.1 987.0 989.2 995.1 989.0 992.9 980.7 DAY-HOUR 13-15 17-12 25-15 3-15 6- 9 30- 3 4-15 1- 3 13-12 19- 3 3-12 16-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1005.8 1007.5 1001.6 995.4 994.5 992.4 990.7 993.9 996.4 1000.0 1001.1 1007.4 998.9 MAX. QFE PRESSURE IN HPA 1016.5 1021.1 1015.6 1006.6 1006.7 999.8 995.6 999.6 1005.8 1006.9 1010.9 1015.7 1021.1 DAY 31 22 20 15 23 17 14 25 17 26 9 25 MIN. QFE PRESSURE IN HPA 992.5 992.6 990.7 987.2 980.3 981.4 984.1 985.7 989.7 993.8 988.6 993.8 980.3 DAY 14 17 12 22 6 30 6 1 1 19 4 16 MEAN QNH PRESSURE IN HPA 1007.1 1008.8 1002.9 996.7 995.8 993.6 992.0 995.2 997.6 1001.2 1002.4 1008.6 1000.2 MAX. QNH PRESSURE IN HPA 1017.8 1022.4 1016.9 1007.9 1008.0 1001.1 996.9 1000.9 1007.1 1008.2 1012.2 1017.0 1022.4 DAY 31 22 20 15 23 17 14 25 17 26 9 25 MIN. QNH PRESSURE IN HPA 993.8 993.9 992.0 988.5 981.6 982.7 985.4 987.0 991.0 995.1 989.9 995.1 981.6 DAY 14 17 12 22 6 30 6 1 1 19 4 16 MEAN QFF PRESSURE IN HPA 1007.4 1009.1 1003.2 996.9 996.1 993.9 992.2 995.4 997.9 1001.5 1002.7 1009.0 1000.4 MAX. QFF PRESSURE IN HPA 1018.2 1022.8 1017.3 1008.2 1008.3 1001.3 997.1 1001.1 1007.3 1008.4 1012.5 1017.4 1022.8 DAY 31 22 20 15 23 17 14 25 17 26 9 25 MIN. QFF PRESSURE IN HPA 994.1 994.2 992.3 988.7 981.8 982.9 985.6 987.2 991.2 995.3 990.1 995.4 981.8 DAY 14 17 12 22 6 30 6 1 1 19 4 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1007.4 1009.0 1002.6 996.4 995.4 992.7 991.2 994.8 997.3 1000.8 1002.0 1008.3 999.8 MAX. QFE PRESSURE IN HPA 1017.6 1022.7 1016.7 1007.2 1007.2 1001.8 995.4 999.8 1006.2 1007.3 1011.4 1017.3 1022.7 DAY 31 22 20 1 23 17 26 25 17 26 9 23 MIN. QFE PRESSURE IN HPA 994.0 995.9 992.2 988.1 980.5 982.1 984.9 987.7 990.5 994.6 989.8 993.4 980.5 DAY 14 17 18 22 6 30 6 17 13 20 3 16 MEAN QNH PRESSURE IN HPA 1008.7 1010.3 1003.9 997.7 996.7 994.0 992.5 996.1 998.6 1002.1 1003.3 1009.6 1001.1 MAX. QNH PRESSURE IN HPA 1018.9 1024.0 1018.0 1008.5 1008.5 1003.1 996.7 1001.1 1007.5 1008.6 1012.7 1018.6 1024.0 DAY 31 22 20 1 23 17 26 25 17 26 9 23 MIN. QNH PRESSURE IN HPA 995.3 997.2 993.5 989.4 981.8 983.4 986.2 989.0 991.8 995.9 991.1 994.7 981.8 DAY 14 17 18 22 6 30 6 17 13 20 3 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1006.6 1008.7 1002.2 996.1 995.1 992.3 990.8 994.5 996.7 1000.1 1001.5 1008.0 999.4 MAX. QFE PRESSURE IN HPA 1017.1 1022.1 1015.7 1006.7 1007.2 1000.7 996.0 1000.4 1005.4 1005.5 1010.4 1017.6 1022.1 DAY 31 22 20 1 23 17 16 24 17 26 11 23 MIN. QFE PRESSURE IN HPA 994.0 996.0 992.6 988.5 979.4 982.6 984.1 987.7 988.9 995.7 988.7 993.0 979.4 DAY 13 16 18 22 6 30 6 17 13 20 3 16 MEAN QNH PRESSURE IN HPA 1007.9 1010.0 1003.5 997.4 996.4 993.6 992.0 995.7 998.0 1001.4 1002.8 1009.3 1000.7 MAX. QNH PRESSURE IN HPA 1018.4 1023.4 1017.0 1008.0 1008.5 1002.0 997.3 1001.7 1006.7 1006.8 1011.7 1018.9 1023.4 DAY 31 22 20 1 23 17 16 24 17 26 11 23 MIN. QNH PRESSURE IN HPA 995.3 997.3 993.9 989.8 980.7 983.9 985.4 989.0 990.2 997.0 990.0 994.3 980.7 DAY 13 16 18 22 6 30 6 17 13 20 3 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1005.2 1006.9 1001.6 994.6 994.7 991.3 989.5 993.6 995.5 999.0 1000.4 1006.9 998.3 MAX. QFE PRESSURE IN HPA 1017.4 1020.7 1014.6 1005.6 1005.6 999.3 994.4 1000.5 1005.2 1005.6 1009.4 1017.4 1020.7 DAY 4 22 20 1 22 17 16 24 17 8 11 23 MIN. QFE PRESSURE IN HPA 991.9 992.4 991.0 986.9 982.2 982.0 982.9 987.6 987.9 993.8 987.7 991.6 982.0 DAY 13 17 25 3 6 30 6 16 13 20 3 16 MEAN QNH PRESSURE IN HPA 1006.5 1008.1 1002.9 995.8 996.0 992.6 990.8 994.9 996.8 1000.3 1001.7 1008.2 999.5 MAX. QNH PRESSURE IN HPA 1018.7 1022.0 1015.9 1006.9 1006.9 1000.6 995.7 1001.8 1006.5 1006.9 1010.7 1018.7 1022.0 DAY 4 22 20 1 22 17 16 24 17 8 11 23 MIN. QNH PRESSURE IN HPA 993.2 993.7 992.3 988.2 983.5 983.3 984.2 988.9 989.2 995.1 989.0 992.9 983.3 DAY 13 17 25 3 6 30 6 16 13 20 3 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1005.7 1007.4 1001.7 994.6 994.9 991.0 989.3 993.5 995.6 999.3 1000.9 1007.5 998.4 MAX. QFE PRESSURE IN HPA 1019.2 1021.1 1013.0 1004.8 1005.4 1000.8 994.3 1000.4 1005.3 1007.4 1009.4 1017.6 1021.1 DAY 4 22 20 15 22 17 25 24 17 25 11 23 MIN. QFE PRESSURE IN HPA 991.4 994.8 990.4 986.6 981.3 981.7 982.8 987.4 989.4 993.8 989.0 993.8 981.3 DAY 13 14 25 3 6 30 4 17 13 20 3 16 MEAN QNH PRESSURE IN HPA 1007.0 1008.7 1003.0 995.9 996.1 992.3 990.5 994.8 996.8 1000.6 1002.2 1008.8 999.7 MAX. QNH PRESSURE IN HPA 1020.5 1022.4 1014.3 1006.1 1006.7 1002.1 995.6 1001.7 1006.6 1008.7 1010.7 1018.9 1022.4 DAY 4 22 20 15 22 17 25 24 17 25 11 23 MIN. QNH PRESSURE IN HPA 992.7 996.1 991.7 987.9 982.6 983.0 984.1 988.7 990.7 995.1 990.3 995.1 982.6 DAY 13 14 25 3 6 30 4 17 13 20 3 16 MEAN QFF PRESSURE IN HPA 1007.4 1009.0 1003.3 996.1 996.4 992.5 990.7 995.0 997.1 1000.8 1002.5 1009.1 1000.0 MAX. QFF PRESSURE IN HPA 1020.9 1022.8 1014.7 1006.4 1007.0 1002.3 995.8 1001.9 1006.8 1008.9 1011.0 1019.3 1022.8 DAY 4 22 20 15 22 17 25 24 17 25 11 23 MIN. QFF PRESSURE IN HPA 993.0 996.4 992.0 988.1 982.8 983.2 984.3 988.9 990.9 995.3 990.5 995.4 982.8 DAY 13 14 25 3 6 30 4 17 13 20 3 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.4 11.5 11.7 17.6 23.0 24.8 27.7 29.1 22.8 21.1 14.8 9.6 18.3 MINIMUN AIR TEMPERATURE (C) 0.3 4.9 6.0 10.5 15.3 19.3 22.1 23.9 17.7 14.7 8.3 3.9 12.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 2 13 26 28 7 0 0 0 76 DAYS WITH MINIMUM TEMP. <=-4 4 0 0 0 0 0 0 0 0 0 0 0 4 DAYS WITH FREEZING MIN.<= 0 16 4 1 0 0 0 0 0 0 0 0 2 23 TEMPERATURE RECORDS LOWEST(C) -6.0 0.0 0.0 6.0 11.0 15.0 19.0 19.0 9.0 8.0 3.0 0.0 -6.0 DAY 25 4 9 1 1 7 3 30 27 28 21 13 MAXIMUM AIR TEMPERATURE (C) 9.1 15.6 15.2 22.2 28.2 28.6 31.8 32.8 26.2 25.1 19.2 13.8 22.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 14 14 24 27 2 2 1 0 86 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 16.0 26.0 28.0 31.0 41.0 37.0 39.0 37.0 31.0 30.0 33.0 22.0 41.0 DAY 12 19 2 18 28 17 27 9 8 19 1 17 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 10.7 9.2 11.7 12.9 9.3 9.7 8.9 8.5 10.4 10.9 9.9 10.1 MEAN DAILY TEMP. (MDT) (C) 4.7 10.2 10.6 16.4 21.7 23.9 27.0 28.3 21.9 19.9 13.7 8.8 17.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.0 66.5 99.5 184.5 227.5 55.5 10.0 2.0 0.0 649.5 HEATING DEG. DAYS(BASE 18 0C) 411.5 217.5 231.0 62.5 15.0 0.5 0.0 0.0 11.5 17.5 138.0 284.5 1389.5 DEWPOINT (MEAN C) -1.1 3.3 4.6 9.1 13.0 16.6 18.5 21.2 16.6 13.9 7.3 3.0 10.5 MIXING RATIO (G/KG) 3.65 4.96 5.45 7.47 9.65 12.19 13.89 16.23 12.29 10.15 6.66 4.92 8.96 VAPOUR PRESSURE (HPA) 5.85 7.89 8.67 11.80 15.19 19.07 21.60 25.24 19.31 16.04 10.57 7.86 14.09 SATURATION DEF. (HPA) 3.44 6.61 5.91 9.25 14.65 13.29 16.30 15.79 9.21 9.68 7.15 4.58 9.66 RELATIVE HUMIDITY (MEAN %) 65 61 66 61 57 63 59 64 69 65 64 66 63 RELATIVE HUMIDITY (MAX. %) 78 74 79 77 78 78 73 79 84 81 78 79 78 RELATIVE HUMIDITY (MIN. %) 52 49 56 47 41 51 47 53 59 53 51 52 51 RELATIVE HUMIDITY (MEAN% 03UTC) 73 69 76 76 76 77 72 78 84 78 74 72 75 RELATIVE HUMIDITY (MEAN% 09UTC) 57 55 60 54 50 55 53 57 61 56 54 57 56 RELATIVE HUMIDITY (MEAN% 15UTC) 72 64 66 61 54 63 60 61 70 68 72 75 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 52.0 68.6 112.8 23.0 21.0 27.8 4.4 103.2 70.6 31.4 119.2 90.4 724.4 DAYS WITH PRECIPITATION >=10 2 4 4 0 0 1 0 4 3 2 4 5 29 DAYS WITH PRECIPITATION >= 5 4 4 10 2 1 2 0 6 5 2 4 8 48 DAYS WITH PRECIPITATION >= 1 11 8 12 7 6 8 3 9 10 3 6 8 91 DAYS WITH PRECIPITATION 11 8 14 8 8 9 5 10 11 4 7 8 103 GREATEST DAILY PRECIPITATION 11.0 20.0 18.0 9.0 6.0 10.0 2.0 35.0 24.0 17.0 49.0 19.0 49.0 DAY 17 6 17 6 24 6 24 12 26 30 20 10 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 6 1 1 0 0 0 0 0 0 0 0 1 9 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 225 270 270 PREVAILING WIND SPEED(KNOTS) 5.0 5.6 5.9 5.6 5.5 5.0 5.2 4.4 5.0 4.9 6.7 4.5 5.1 PREVAILING WIND PERCENT 8.4 11.4 20.0 28.7 28.4 42.7 44.5 42.6 21.3 19.4 12.0 12.9 24.2 CALMS PERCENT OF WIND 84.5 72.9 68.4 67.3 65.2 48.0 39.4 47.7 62.0 77.4 77.3 82.6 66.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 262 249 264 270 268 267 266 263 254 263 242 263 262 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.9 1.3 1.4 1.5 2.5 3.0 2.3 1.7 1.1 1.2 0.8 1.5 WIND STEADINESES (MEAN %) 50.0 56.3 72.2 77.8 75.0 92.6 93.8 92.0 89.5 91.7 85.7 100.0 83.3 WIND SPEED (MEAN KNOTS) 0.8 1.6 1.8 1.8 2.0 2.7 3.2 2.5 1.9 1.2 1.4 0.8 1.8 FASTEST WIND DIRECTION 270 240 270 270 240 270 270 240 270 240 240 280 240 FASTEST WIND SPEED (KNOTS) 9 11 15 15 15 10 10 8 8 10 25 8 25 DAY 16 1 14 5 1 27 17 4 10 20 6 18 DAYS WITH SKY CLEAR (0-2)/8 14 10 3 10 13 9 10 6 10 15 17 18 135 DAYS WITH P.CLOUDY (3-6)/8 5 8 13 8 12 6 9 15 7 13 6 8 110 DAYS WITH CLOUDY (7-8)/8 12 10 15 12 6 15 12 10 13 3 7 5 120 DAYS WITH VISIBILITY =< 2 KM 2 2 0 0 0 0 0 0 0 0 0 0 4 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1005.4 998.1 1000.0 994.4 994.9 992.7 989.5 992.8 998.0 999.8 999.6 1003.3 997.4 MAX. QFE PRESSURE IN HPA 1023.0 1011.7 1015.1 1007.2 1005.7 1000.8 996.7 999.1 1013.2 1010.4 1015.0 1015.7 1023.0 DAY-HOUR 25- 3 2- 6 9- 9 11- 3 8- 3 7- 6 22- 9 7- 6 26-12 22- 6 20- 9 21- 6 MIN. QFE PRESSURE IN HPA 985.0 976.1 983.7 978.7 982.2 984.8 981.2 984.6 989.4 991.8 988.2 987.1 976.1 DAY-HOUR 31-15 22-12 3-15 8-15 30- 3 15-12 29- 3 9-15 9- 3 24- 3 1- 3 8-15 MEAN QNH PRESSURE IN HPA 1006.7 999.4 1001.3 995.7 996.2 994.0 990.8 994.1 999.3 1001.1 1000.8 1004.6 998.7 MAX. QNH PRESSURE IN HPA 1024.3 1013.0 1016.4 1008.5 1007.0 1002.1 998.0 1000.4 1014.5 1011.7 1016.3 1017.0 1024.3 DAY-HOUR 25- 3 2- 6 9- 9 11- 3 8- 3 7- 6 22- 9 7- 6 26-12 22- 6 20- 9 21- 6 MIN. QNH PRESSURE IN HPA 986.3 977.4 985.0 980.0 983.5 986.1 982.5 985.9 990.7 993.1 989.5 988.4 977.4 DAY-HOUR 31-15 22-12 3-15 8-15 30- 3 15-12 29- 3 9-15 9- 3 24- 3 1- 3 8-15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1005.3 997.7 999.9 994.7 995.5 992.9 990.1 993.2 998.3 999.5 999.5 1002.9 997.5 MAX. QFE PRESSURE IN HPA 1023.0 1010.3 1012.2 1007.2 1005.7 1000.6 995.9 998.9 1007.8 1008.1 1013.0 1014.7 1023.0 DAY 25 2 10 11 8 7 23 7 29 22 20 21 MIN. QFE PRESSURE IN HPA 985.4 981.1 987.1 982.9 982.2 985.0 981.2 987.1 989.4 991.8 988.2 988.9 981.1 DAY 13 22 18 21 30 27 29 9 9 24 1 17 MEAN QNH PRESSURE IN HPA 1006.6 999.0 1001.2 996.0 996.7 994.2 991.4 994.5 999.5 1000.8 1000.8 1004.2 998.7 MAX. QNH PRESSURE IN HPA 1024.3 1011.6 1013.5 1008.5 1007.0 1001.9 997.2 1000.2 1009.1 1009.4 1014.3 1016.0 1024.3 DAY 25 2 10 11 8 7 23 7 29 22 20 21 MIN. QNH PRESSURE IN HPA 986.7 982.4 988.4 984.2 983.5 986.3 982.5 988.4 990.7 993.1 989.5 990.2 982.4 DAY 13 22 18 21 30 27 29 9 9 24 1 17 MEAN QFF PRESSURE IN HPA 1007.0 999.3 1001.5 996.3 997.0 994.4 991.6 994.7 999.8 1001.1 1001.1 1004.5 999.0 MAX. QFF PRESSURE IN HPA 1024.7 1011.9 1013.9 1008.8 1007.3 1002.2 997.4 1000.4 1009.4 1009.7 1014.6 1016.3 1024.7 DAY 25 2 10 11 8 7 23 7 29 22 20 21 MIN. QFF PRESSURE IN HPA 987.0 982.7 988.7 984.4 983.7 986.5 982.7 988.6 990.9 993.3 989.7 990.5 982.7 DAY 13 22 18 21 30 27 29 9 9 24 1 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1006.4 999.0 1000.9 995.4 995.6 993.3 990.5 994.0 999.1 1000.7 1000.3 1003.9 998.3 MAX. QFE PRESSURE IN HPA 1022.5 1011.7 1013.9 1007.2 1005.4 1000.8 996.6 999.1 1011.3 1010.4 1014.8 1015.7 1022.5 DAY 25 2 9 11 7 7 23 7 26 22 20 21 MIN. QFE PRESSURE IN HPA 988.1 980.1 989.3 981.6 983.0 985.2 983.4 987.7 991.4 992.4 988.8 988.9 980.1 DAY 13 22 16 21 30 27 29 9 9 24 1 17 MEAN QNH PRESSURE IN HPA 1007.7 1000.3 1002.2 996.7 996.9 994.6 991.8 995.2 1000.3 1002.0 1001.5 1005.2 999.5 MAX. QNH PRESSURE IN HPA 1023.8 1013.0 1015.2 1008.5 1006.7 1002.1 997.9 1000.4 1012.6 1011.7 1016.1 1017.0 1023.8 DAY 25 2 9 11 7 7 23 7 26 22 20 21 MIN. QNH PRESSURE IN HPA 989.4 981.4 990.6 982.9 984.3 986.5 984.7 989.0 992.7 993.7 990.1 990.2 981.4 DAY 13 22 16 21 30 27 29 9 9 24 1 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1006.1 998.9 1000.5 994.7 995.1 992.9 989.8 993.2 998.3 1000.2 999.9 1003.7 997.8 MAX. QFE PRESSURE IN HPA 1023.0 1011.3 1015.1 1006.9 1005.0 999.6 996.7 998.6 1011.9 1010.4 1015.0 1015.2 1023.0 DAY 25 2 9 10 7 4 22 7 26 22 20 21 MIN. QFE PRESSURE IN HPA 988.1 977.2 989.3 982.1 982.7 985.8 984.0 986.1 991.0 992.0 988.6 988.6 977.2 DAY 13 22 16 21 30 27 29 9 9 24 1 17 MEAN QNH PRESSURE IN HPA 1007.4 1000.1 1001.8 995.9 996.4 994.2 991.1 994.5 999.6 1001.5 1001.2 1005.0 999.1 MAX. QNH PRESSURE IN HPA 1024.3 1012.6 1016.4 1008.2 1006.3 1000.9 998.0 999.9 1013.2 1011.7 1016.3 1016.5 1024.3 DAY 25 2 9 10 7 4 22 7 26 22 20 21 MIN. QNH PRESSURE IN HPA 989.4 978.4 990.6 983.4 984.0 987.1 985.3 987.4 992.3 993.3 989.9 989.9 978.4 DAY 13 22 16 21 30 27 29 9 9 24 1 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1004.7 997.3 999.4 993.6 994.2 992.2 988.7 992.0 997.4 999.3 999.0 1002.9 996.7 MAX. QFE PRESSURE IN HPA 1021.2 1009.4 1014.3 1006.4 1004.8 1000.3 994.9 997.4 1013.2 1008.5 1012.4 1013.6 1021.2 DAY 25 2 9 10 7 4 22 7 26 27 20 21 MIN. QFE PRESSURE IN HPA 985.5 976.1 988.7 981.0 982.4 984.8 983.7 985.5 990.1 992.1 989.0 987.2 976.1 DAY 31 22 3 8 28 15 28 9 9 24 1 17 MEAN QNH PRESSURE IN HPA 1006.0 998.6 1000.7 994.9 995.5 993.5 990.0 993.3 998.7 1000.5 1000.3 1004.2 998.0 MAX. QNH PRESSURE IN HPA 1022.5 1010.7 1015.6 1007.7 1006.1 1001.6 996.2 998.7 1014.5 1009.8 1013.7 1014.9 1022.5 DAY 25 2 9 10 7 4 22 7 26 27 20 21 MIN. QNH PRESSURE IN HPA 986.8 977.4 990.0 982.3 983.7 986.1 985.0 986.8 991.4 993.4 990.3 988.5 977.4 DAY 31 22 3 8 28 15 28 9 9 24 1 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1004.7 997.6 999.4 993.8 994.2 992.2 988.5 991.6 997.2 999.2 999.2 1003.1 996.7 MAX. QFE PRESSURE IN HPA 1021.8 1010.4 1013.1 1007.1 1005.1 1000.1 994.9 996.8 1012.6 1008.1 1011.6 1014.3 1021.8 DAY 24 6 9 10 7 4 22 7 26 27 20 26 MIN. QFE PRESSURE IN HPA 985.0 979.1 983.7 978.7 982.8 984.8 982.7 984.6 991.3 992.1 989.2 987.1 978.7 DAY 31 22 3 8 28 15 28 9 9 31 1 8 MEAN QNH PRESSURE IN HPA 1006.0 998.8 1000.7 995.1 995.5 993.4 989.7 992.8 998.5 1000.5 1000.5 1004.4 998.0 MAX. QNH PRESSURE IN HPA 1023.1 1011.7 1014.4 1008.4 1006.4 1001.4 996.2 998.1 1013.9 1009.4 1012.9 1015.6 1023.1 DAY 24 6 9 10 7 4 22 7 26 27 20 26 MIN. QNH PRESSURE IN HPA 986.3 980.4 985.0 980.0 984.1 986.1 984.0 985.9 992.6 993.4 990.5 988.4 980.0 DAY 31 22 3 8 28 15 28 9 9 31 1 8 MEAN QFF PRESSURE IN HPA 1006.4 999.2 1001.0 995.4 995.7 993.7 990.0 993.1 998.8 1000.8 1000.8 1004.8 998.3 MAX. QFF PRESSURE IN HPA 1023.5 1012.1 1014.8 1008.7 1006.7 1001.6 996.4 998.3 1014.2 1009.7 1013.2 1015.9 1023.5 DAY 24 6 9 10 7 4 22 7 26 27 20 26 MIN. QFF PRESSURE IN HPA 986.6 980.7 985.3 980.2 984.3 986.3 984.2 986.1 992.8 993.6 990.7 988.7 980.2 DAY 31 22 3 8 28 15 28 9 9 31 1 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.1 6.8 9.9 15.1 22.9 26.9 26.7 27.5 24.2 22.1 17.2 10.5 18.0 MINIMUN AIR TEMPERATURE (C) 1.4 2.2 5.9 9.4 16.7 20.3 21.6 21.5 18.5 14.2 11.9 4.7 12.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 15 20 22 4 0 1 0 63 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 6 10 3 0 0 0 0 0 0 0 0 0 19 TEMPERATURE RECORDS LOWEST(C) -3.0 -3.0 0.0 4.0 9.0 15.0 19.0 18.0 13.0 11.0 8.0 2.0 -3.0 DAY 8 4 8 3 1 9 8 26 25 11 27 26 MAXIMUM AIR TEMPERATURE (C) 9.4 10.0 12.8 18.8 27.4 31.2 29.9 31.4 28.0 27.1 21.3 14.8 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 2 10 22 16 25 8 6 1 0 91 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 19.0 20.0 34.0 31.0 37.0 37.0 40.0 37.0 31.0 35.0 33.0 20.0 40.0 DAY 22 10 17 16 22 13 2 14 1 26 3 21 DIF. BETWEEN (MAX.-MIN.) (C) 8.0 7.8 6.9 9.4 10.7 10.9 8.3 9.9 9.5 12.9 9.4 10.1 9.4 MEAN DAILY TEMP. (MDT) (C) 5.4 6.1 9.4 14.1 22.0 25.7 25.7 26.4 23.2 20.6 16.6 9.7 17.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 2.0 3.5 52.0 144.5 147.0 168.5 70.0 25.5 6.0 0.0 619.0 HEATING DEG. DAYS(BASE 18 0C) 390.5 332.5 273.0 133.5 7.0 0.0 0.0 0.0 0.0 1.0 64.0 256.5 1458.0 DEWPOINT (MEAN C) 0.3 0.6 5.3 8.5 14.8 16.8 19.6 18.3 16.8 8.0 9.5 3.2 10.1 MIXING RATIO (G/KG) 3.93 4.10 5.76 7.18 10.95 12.34 14.73 13.66 12.36 6.98 7.64 4.96 8.72 VAPOUR PRESSURE (HPA) 6.29 6.57 9.20 11.34 17.18 19.28 22.93 21.30 19.40 11.11 12.15 7.91 13.72 SATURATION DEF. (HPA) 3.35 3.66 3.90 7.02 11.79 17.10 12.99 16.02 11.37 16.30 8.19 5.10 9.73 RELATIVE HUMIDITY (MEAN %) 68 67 75 67 63 56 67 59 65 43 63 63 63 RELATIVE HUMIDITY (MAX. %) 79 79 86 82 77 72 79 75 79 56 78 76 77 RELATIVE HUMIDITY (MIN. %) 56 59 66 56 52 44 57 45 54 33 50 51 52 RELATIVE HUMIDITY (MEAN% 03UTC) 77 76 84 78 74 71 78 75 77 54 71 68 74 RELATIVE HUMIDITY (MEAN% 09UTC) 61 62 68 62 58 49 62 51 57 37 56 53 56 RELATIVE HUMIDITY (MEAN% 15UTC) 70 68 77 65 61 54 67 58 66 45 68 74 64 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 37.4 69.8 55.0 92.2 41.3 10.6 104.8 12.4 58.0 0.0 152.0 85.4 718.9 DAYS WITH PRECIPITATION >=10 1 2 0 4 1 0 4 0 2 0 3 3 20 DAYS WITH PRECIPITATION >= 5 3 7 3 7 1 1 6 1 5 0 4 6 44 DAYS WITH PRECIPITATION >= 1 6 11 19 11 5 3 11 4 12 0 6 6 94 DAYS WITH PRECIPITATION 7 14 22 12 6 5 15 6 13 0 6 6 112 GREATEST DAILY PRECIPITATION 14.0 16.0 8.0 21.0 33.0 5.0 37.4 5.0 14.0 0.0 81.0 35.0 81.0 DAY 25 20 4 11 6 28 31 10 13 ** 25 14 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 3 0 0 0 0 0 0 0 0 0 0 4 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 225 270 270 270 270 270 270 270 225 225 270 PREVAILING WIND SPEED(KNOTS) 4.5 5.0 5.7 5.4 6.0 6.2 5.5 5.4 5.5 5.9 7.2 8.0 5.7 PREVAILING WIND PERCENT 16.8 16.4 18.7 34.0 40.6 48.7 45.8 39.4 27.3 9.0 10.7 4.5 25.3 CALMS PERCENT OF WIND 80.0 74.3 71.0 46.7 47.1 38.0 32.9 37.4 54.7 87.1 76.0 89.7 61.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 269 259 247 261 268 265 261 265 255 266 250 252 261 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.3 1.6 2.6 2.8 3.5 3.3 2.9 2.0 0.6 1.3 0.7 1.9 WIND STEADINESES (MEAN %) 88.9 100.0 100.0 86.7 87.5 92.1 91.7 87.9 83.3 85.7 86.7 87.5 86.4 WIND SPEED (MEAN KNOTS) 0.9 1.3 1.6 3.0 3.2 3.8 3.6 3.3 2.4 0.7 1.5 0.8 2.2 FASTEST WIND DIRECTION 360 270 270 240 270 270 280 280 270 270 240 240 240 FASTEST WIND SPEED (KNOTS) 6 7 10 10 12 10 8 13 10 10 18 16 18 DAY 5 11 5 11 14 7 2 22 4 12 27 23 DAYS WITH SKY CLEAR (0-2)/8 7 7 3 5 10 20 8 12 14 26 12 20 144 DAYS WITH P.CLOUDY (3-6)/8 11 7 5 10 12 4 9 14 7 4 12 6 101 DAYS WITH CLOUDY (7-8)/8 13 14 23 15 9 6 14 5 9 1 6 5 120 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 0 0 0 0 1 0 1 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1003.4 1005.0 1004.7 995.0 994.0 991.4 991.4 991.7 996.0 1001.2 1001.6 1000.8 998.0 MAX. QFE PRESSURE IN HPA 1020.1 1016.4 1017.1 1006.6 1001.8 998.3 998.3 1000.6 1003.2 1007.6 1011.7 1007.1 1020.1 DAY-HOUR 5- 6 3- 9 9- 6 25- 9 9- 6 1- 6 31- 6 26- 6 24- 6 13- 9 17- 6 3- 3 MIN. QFE PRESSURE IN HPA 980.8 993.2 984.0 980.1 983.2 983.4 981.6 979.1 985.1 990.7 986.8 988.4 979.1 DAY-HOUR 21-15 12-12 17-12 20-12 22-15 24-15 4-15 16- 3 2-12 29- 3 24- 3 5-15 MEAN QNH PRESSURE IN HPA 1004.7 1006.3 1006.0 996.3 995.2 992.7 992.6 993.0 997.3 1002.4 1002.9 1002.1 999.3 MAX. QNH PRESSURE IN HPA 1021.4 1017.7 1018.4 1007.9 1003.1 999.6 999.6 1001.9 1004.5 1008.9 1013.0 1008.4 1021.4 DAY-HOUR 5- 6 3- 9 9- 6 25- 9 9- 6 1- 6 31- 6 26- 6 24- 6 13- 9 17- 6 3- 3 MIN. QNH PRESSURE IN HPA 982.1 994.5 985.3 981.4 984.5 984.7 982.9 980.4 986.4 992.0 988.1 989.7 980.4 DAY-HOUR 21-15 12-12 17-12 20-12 22-15 24-15 4-15 16- 3 2-12 29- 3 24- 3 5-15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1003.2 1004.9 1004.4 994.9 994.0 992.0 991.5 992.2 996.1 1001.0 1001.4 1000.7 998.0 MAX. QFE PRESSURE IN HPA 1017.9 1012.8 1015.1 1005.8 1000.4 997.3 997.6 1000.4 1002.6 1006.0 1010.9 1007.1 1017.9 DAY 5 3 9 26 9 1 15 26 24 13 17 3 MIN. QFE PRESSURE IN HPA 984.1 994.3 985.6 980.7 985.9 986.3 983.3 979.1 987.4 990.7 986.8 988.5 979.1 DAY 21 12 17 20 19 27 3 16 2 29 24 6 MEAN QNH PRESSURE IN HPA 1004.5 1006.1 1005.7 996.2 995.3 993.3 992.8 993.4 997.4 1002.2 1002.7 1002.0 999.3 MAX. QNH PRESSURE IN HPA 1019.2 1014.1 1016.4 1007.1 1001.7 998.6 998.9 1001.7 1003.9 1007.3 1012.2 1008.4 1019.2 DAY 5 3 9 26 9 1 15 26 24 13 17 3 MIN. QNH PRESSURE IN HPA 985.4 995.6 986.9 982.0 987.2 987.6 984.6 980.4 988.7 992.0 988.1 989.8 980.4 DAY 21 12 17 20 19 27 3 16 2 29 24 6 MEAN QFF PRESSURE IN HPA 1004.8 1006.5 1006.0 996.4 995.5 993.5 993.0 993.6 997.6 1002.5 1003.0 1002.3 999.6 MAX. QFF PRESSURE IN HPA 1019.6 1014.5 1016.8 1007.4 1001.9 998.8 999.1 1001.9 1004.1 1007.6 1012.5 1008.7 1019.6 DAY 5 3 9 26 9 1 15 26 24 13 17 3 MIN. QFF PRESSURE IN HPA 985.7 995.9 987.1 982.2 987.4 987.8 984.8 980.6 988.9 992.2 988.3 990.1 980.6 DAY 21 12 17 20 19 27 3 16 2 29 24 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1004.4 1006.0 1005.6 995.8 995.0 992.3 992.1 992.7 997.0 1002.1 1002.4 1001.6 998.9 MAX. QFE PRESSURE IN HPA 1020.1 1015.4 1017.1 1006.4 1001.8 998.3 998.3 1000.6 1003.2 1007.4 1011.7 1007.1 1020.1 DAY 5 3 9 25 9 1 31 26 24 13 17 3 MIN. QFE PRESSURE IN HPA 985.9 993.7 985.0 982.2 987.6 986.4 983.6 981.7 988.0 993.1 989.3 991.6 981.7 DAY 21 12 17 20 22 24 3 16 2 27 24 6 MEAN QNH PRESSURE IN HPA 1005.7 1007.3 1006.9 997.1 996.3 993.6 993.3 994.0 998.3 1003.4 1003.7 1002.9 1000.2 MAX. QNH PRESSURE IN HPA 1021.4 1016.7 1018.4 1007.7 1003.1 999.6 999.6 1001.9 1004.5 1008.7 1013.0 1008.4 1021.4 DAY 5 3 9 25 9 1 31 26 24 13 17 3 MIN. QNH PRESSURE IN HPA 987.2 995.0 986.3 983.5 988.9 987.7 984.9 983.0 989.3 994.4 990.6 992.9 983.0 DAY 21 12 17 20 22 24 3 16 2 27 24 6 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1004.1 1005.8 1005.2 995.8 994.6 991.9 991.7 992.0 996.4 1001.6 1002.1 1001.3 998.5 MAX. QFE PRESSURE IN HPA 1019.0 1016.4 1016.7 1006.6 1001.8 997.4 997.7 999.9 1002.2 1007.6 1010.8 1006.2 1019.0 DAY 5 3 9 25 9 8 31 26 24 13 17 3 MIN. QFE PRESSURE IN HPA 984.8 993.7 985.0 981.2 986.8 985.3 983.6 983.1 986.6 992.9 990.9 991.2 981.2 DAY 21 12 17 20 22 24 3 16 2 27 26 6 MEAN QNH PRESSURE IN HPA 1005.4 1007.1 1006.5 997.1 995.9 993.1 993.0 993.3 997.7 1002.9 1003.4 1002.5 999.8 MAX. QNH PRESSURE IN HPA 1020.3 1017.7 1018.0 1007.9 1003.1 998.7 999.0 1001.2 1003.5 1008.9 1012.1 1007.5 1020.3 DAY 5 3 9 25 9 8 31 26 24 13 17 3 MIN. QNH PRESSURE IN HPA 986.1 995.0 986.3 982.5 988.1 986.6 984.9 984.4 987.9 994.2 992.2 992.5 982.5 DAY 21 12 17 20 22 24 3 16 2 27 26 6 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1002.6 1004.1 1004.2 994.4 993.4 990.7 991.0 991.0 995.4 1000.7 1001.2 1000.2 997.4 MAX. QFE PRESSURE IN HPA 1017.3 1015.2 1015.3 1006.6 999.9 997.8 996.7 998.4 1001.2 1006.7 1009.2 1005.4 1017.3 DAY 5 3 9 25 9 8 15 26 24 13 16 2 MIN. QFE PRESSURE IN HPA 981.4 993.2 984.0 980.1 984.6 983.9 983.6 982.1 985.1 992.6 989.8 988.6 980.1 DAY 21 12 17 20 22 24 4 16 2 27 26 5 MEAN QNH PRESSURE IN HPA 1003.8 1005.4 1005.5 995.7 994.6 992.0 992.3 992.3 996.7 1001.9 1002.5 1001.5 998.7 MAX. QNH PRESSURE IN HPA 1018.6 1016.5 1016.6 1007.9 1001.2 999.1 998.0 999.7 1002.5 1008.0 1010.5 1006.7 1018.6 DAY 5 3 9 25 9 8 15 26 24 13 16 2 MIN. QNH PRESSURE IN HPA 982.7 994.5 985.3 981.4 985.9 985.2 984.9 983.4 986.4 993.9 991.1 989.9 981.4 DAY 21 12 17 20 22 24 4 16 2 27 26 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.8 1004.2 1004.1 994.1 993.0 990.4 990.6 990.9 995.4 1000.5 1001.2 1000.3 997.3 MAX. QFE PRESSURE IN HPA 1016.7 1014.6 1015.3 1006.6 999.8 997.1 995.7 998.3 1001.2 1006.9 1009.7 1006.8 1016.7 DAY 5 3 9 25 1 8 15 25 23 13 16 2 MIN. QFE PRESSURE IN HPA 980.8 993.8 984.1 980.2 983.2 983.4 981.6 981.2 985.1 992.2 989.4 988.4 980.2 DAY 21 11 17 20 22 24 4 15 2 27 26 5 MEAN QNH PRESSURE IN HPA 1004.1 1005.5 1005.4 995.4 994.3 991.6 991.9 992.1 996.7 1001.8 1002.5 1001.6 998.6 MAX. QNH PRESSURE IN HPA 1018.0 1015.9 1016.6 1007.9 1001.1 998.4 997.0 999.6 1002.5 1008.2 1011.0 1008.1 1018.0 DAY 5 3 9 25 1 8 15 25 23 13 16 2 MIN. QNH PRESSURE IN HPA 982.1 995.1 985.4 981.5 984.5 984.7 982.9 982.5 986.4 993.5 990.7 989.7 981.5 DAY 21 11 17 20 22 24 4 15 2 27 26 5 MEAN QFF PRESSURE IN HPA 1004.5 1005.9 1005.7 995.7 994.5 991.9 992.1 992.3 996.9 1002.1 1002.8 1002.0 998.9 MAX. QFF PRESSURE IN HPA 1018.4 1016.3 1017.0 1008.2 1001.4 998.6 997.2 999.8 1002.7 1008.5 1011.3 1008.4 1018.4 DAY 5 3 9 25 1 8 15 25 23 13 16 2 MIN. QFF PRESSURE IN HPA 982.4 995.4 985.6 981.7 984.7 984.9 983.1 982.7 986.6 993.7 990.9 990.0 981.7 DAY 21 11 17 20 22 24 4 15 2 27 26 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.3 8.4 12.2 20.0 24.3 28.2 29.7 27.9 26.2 19.2 12.6 8.7 18.9 MINIMUN AIR TEMPERATURE (C) 3.8 3.8 6.5 12.4 17.8 22.1 24.5 22.9 20.8 14.0 7.6 4.3 13.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 6 26 31 25 15 0 0 0 103 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 0 1 0 0 0 0 0 0 0 1 0 5 TEMPERATURE RECORDS LOWEST(C) -1.0 1.0 0.0 7.0 12.0 18.0 22.0 17.0 17.0 9.0 0.0 1.0 -1.0 DAY 15 12 4 1 9 4 15 19 24 31 15 4 MAXIMUM AIR TEMPERATURE (C) 13.4 11.8 16.4 24.7 28.6 33.1 34.3 32.1 31.1 23.6 17.1 13.3 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 6 15 25 30 26 18 2 0 0 123 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.0 24.0 30.0 35.0 38.0 38.0 39.0 37.0 37.0 33.0 28.0 25.0 39.0 DAY 2 10 23 13 29 29 5 10 1 9 21 27 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 8.0 9.9 12.3 10.8 11.0 9.8 9.2 10.3 9.6 9.5 9.0 9.9 MEAN DAILY TEMP. (MDT) (C) 8.6 7.8 11.5 18.6 23.2 27.6 29.4 27.5 25.9 18.8 12.4 8.8 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 20.0 89.5 198.0 260.5 201.5 147.5 11.0 1.5 0.0 929.5 HEATING DEG. DAYS(BASE 18 0C) 291.0 286.5 209.5 35.5 6.0 0.0 0.0 0.0 0.0 25.5 176.5 286.0 1316.5 DEWPOINT (MEAN C) 0.6 1.0 3.5 9.1 15.0 18.6 19.8 19.9 16.8 11.9 5.5 2.0 10.3 MIXING RATIO (G/KG) 4.10 4.22 5.14 7.55 10.97 13.90 15.02 15.20 12.44 9.10 5.85 4.54 9.00 VAPOUR PRESSURE (HPA) 6.56 6.74 8.18 11.95 17.22 21.65 23.28 23.61 19.47 14.39 9.35 7.26 14.14 SATURATION DEF. (HPA) 5.67 4.72 7.04 12.86 14.45 17.52 19.04 14.69 15.27 8.48 6.04 4.43 10.85 RELATIVE HUMIDITY (MEAN %) 57 64 60 54 59 58 57 64 59 65 65 66 61 RELATIVE HUMIDITY (MAX. %) 71 74 74 66 73 74 71 79 75 82 80 81 75 RELATIVE HUMIDITY (MIN. %) 46 55 49 44 48 42 44 50 43 50 50 50 48 RELATIVE HUMIDITY (MEAN% 03UTC) 64 71 70 63 72 71 69 73 68 76 74 70 70 RELATIVE HUMIDITY (MEAN% 09UTC) 50 60 57 48 52 48 47 56 47 56 57 55 53 RELATIVE HUMIDITY (MEAN% 15UTC) 64 64 57 54 58 55 55 61 60 68 70 73 62 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.3 46.6 64.2 26.2 13.4 66.0 2.0 12.0 8.0 89.3 100.4 47.6 503.0 DAYS WITH PRECIPITATION >=10 1 1 3 1 0 1 0 0 0 3 4 3 17 DAYS WITH PRECIPITATION >= 5 2 4 6 2 1 2 0 1 1 5 6 4 34 DAYS WITH PRECIPITATION >= 1 4 7 13 5 5 2 1 3 2 10 8 6 66 DAYS WITH PRECIPITATION 7 8 13 5 6 2 1 3 4 13 9 7 78 GREATEST DAILY PRECIPITATION 18.0 24.0 12.0 13.0 5.0 60.0 2.0 7.0 5.6 28.0 46.0 14.0 60.0 DAY 14 11 16 24 8 3 15 16 9 30 29 23 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 1 1 1 0 0 0 0 0 0 0 0 1 4 DAYS WITH DUST 0 0 0 0 0 2 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.2 5.2 5.9 6.1 5.8 4.5 5.0 5.7 4.5 4.8 6.3 5.5 5.3 PREVAILING WIND PERCENT 7.1 18.6 22.6 12.7 33.1 14.4 21.0 16.7 17.2 7.0 4.4 6.5 14.9 CALMS PERCENT OF WIND 84.5 72.1 62.6 74.0 44.8 77.8 67.2 73.1 79.4 90.3 90.0 90.3 76.0 NO. OF WIND OBSERVATION 155 140 155 150 163 180 186 186 180 186 180 186 2047 VECTOR WIND DIRECTION (MEAN) 251 262 265 276 262 265 263 265 263 265 260 261 264 VECTOR WIND MAGNITUDE(KNOTS) 0.3 1.2 1.7 0.9 2.3 0.8 1.2 1.3 0.9 0.4 0.3 0.3 1.0 WIND STEADINESES (MEAN %) 42.9 85.7 81.0 64.3 74.2 80.0 75.0 92.9 100.0 80.0 50.0 60.0 76.9 WIND SPEED (MEAN KNOTS) 0.7 1.4 2.1 1.4 3.1 1.0 1.6 1.4 0.9 0.5 0.6 0.5 1.3 FASTEST WIND DIRECTION 130 270 270 270 270 300 240 270 270 50 270 280 270 FASTEST WIND SPEED (KNOTS) 7 8 12 20 10 8 8 8 10 7 10 8 20 DAY 5 27 18 30 1 3 30 11 23 6 29 23 DAYS WITH SKY CLEAR (0-2)/8 13 8 13 18 14 14 16 12 12 13 15 13 161 DAYS WITH P.CLOUDY (3-6)/8 11 9 6 5 7 12 11 10 16 11 3 8 109 DAYS WITH CLOUDY (7-8)/8 7 11 12 7 10 4 4 9 2 7 12 10 95 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 0 0 0 0 0 0 0 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 115.9 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.9 1000.0 999.3 997.8 994.1 990.8 988.2 990.5 994.6 999.9 1005.0 1003.3 997.2 MAX. QFE PRESSURE IN HPA 1022.6 1013.6 1011.1 1008.8 1001.3 999.6 995.8 1001.4 1007.0 1011.6 1021.6 1016.1 1022.6 DAY-HOUR 14- 6 19- 6 13- 9 3- 9 3- 6 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 MIN. QFE PRESSURE IN HPA 990.4 983.6 979.8 986.4 987.9 981.6 979.8 981.2 983.0 984.8 992.2 983.8 979.8 DAY-HOUR 9- 3 10-15 27- 3 27-15 1-12 23-15 5-15 10-15 9-12 9-15 28-18 23- 3 MEAN QNH PRESSURE IN HPA 1004.2 1001.3 1000.6 999.0 995.4 992.1 989.4 991.7 995.8 1001.1 1006.3 1004.6 998.5 MAX. QNH PRESSURE IN HPA 1023.9 1014.9 1012.4 1010.1 1002.6 1000.9 997.1 1002.7 1008.3 1012.9 1022.9 1017.4 1023.9 DAY-HOUR 14- 6 19- 6 13- 9 3- 9 3- 6 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 MIN. QNH PRESSURE IN HPA 991.7 984.9 981.1 987.7 989.2 982.9 981.1 982.5 984.3 986.1 993.5 985.1 981.1 DAY-HOUR 9- 3 10-15 27- 3 27-15 1-12 23-15 5-15 10-15 9-12 9-15 28-18 23- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 992.4 989.7 992.0 996.3 1001.5 1006.7 1005.0 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1001.1 997.3 1002.9 1008.5 1013.2 1023.3 1017.8 ****** DAY-HOUR **-** **-** **-** **-** **-** 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 983.1 981.2 982.7 984.5 986.3 993.8 985.4 ****** DAY-HOUR **-** **-** **-** **-** **-** 23-15 5-15 10-18 9-15 9-15 28-18 23- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1002.7 999.4 999.1 997.7 994.1 991.2 988.7 990.8 994.7 999.8 1005.1 1002.8 997.2 MAX. QFE PRESSURE IN HPA 1020.6 1010.6 1009.2 1008.0 999.6 998.8 995.1 1001.2 1005.2 1010.5 1021.6 1014.6 1021.6 DAY 14 19 8 2 3 17 14 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 990.4 984.8 979.8 988.3 989.6 984.2 982.6 983.0 985.0 987.0 994.5 983.8 979.8 DAY 9 10 27 27 13 24 5 15 7 4 26 23 MEAN QNH PRESSURE IN HPA 1004.0 1000.7 1000.4 999.0 995.4 992.4 990.0 992.1 996.0 1001.1 1006.4 1004.1 998.5 MAX. QNH PRESSURE IN HPA 1021.9 1011.9 1010.5 1009.3 1000.9 1000.1 996.4 1002.5 1006.5 1011.8 1022.9 1015.9 1022.9 DAY 14 19 8 2 3 17 14 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 991.7 986.1 981.1 989.6 990.9 985.5 983.9 984.3 986.3 988.3 995.8 985.1 981.1 DAY 9 10 27 27 13 24 5 15 7 4 26 23 MEAN QFF PRESSURE IN HPA 1004.4 1001.1 1000.7 999.3 995.7 992.6 990.2 992.3 996.2 1001.4 1006.7 1004.4 998.7 MAX. QFF PRESSURE IN HPA 1022.3 1012.2 1010.8 1009.6 1001.1 1000.3 996.6 1002.7 1006.7 1012.1 1023.3 1016.3 1023.3 DAY 14 19 8 2 3 17 14 18 18 20 14 4 MIN. QFF PRESSURE IN HPA 992.0 986.4 981.3 989.8 991.1 985.6 984.1 984.5 986.5 988.5 996.1 985.4 981.3 DAY 9 10 27 27 13 24 5 15 7 4 26 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1004.0 1001.0 1000.1 998.8 994.9 991.9 989.4 991.5 995.6 1000.6 1005.8 1004.0 998.1 MAX. QFE PRESSURE IN HPA 1022.6 1013.6 1010.7 1008.6 1001.3 999.6 995.8 1001.4 1006.0 1011.6 1021.3 1016.1 1022.6 DAY 14 19 13 1 3 17 14 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 993.6 985.2 980.8 988.6 989.8 984.8 983.6 983.8 986.2 987.6 995.1 985.3 980.8 DAY 9 10 27 30 13 24 5 15 9 4 26 23 MEAN QNH PRESSURE IN HPA 1005.3 1002.3 1001.4 1000.1 996.1 993.2 990.6 992.8 996.9 1001.9 1007.1 1005.3 999.4 MAX. QNH PRESSURE IN HPA 1023.9 1014.9 1012.0 1009.9 1002.6 1000.9 997.1 1002.7 1007.3 1012.9 1022.6 1017.4 1023.9 DAY 14 19 13 1 3 17 14 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 994.9 986.5 982.1 989.9 991.1 986.1 984.9 985.1 987.5 988.9 996.4 986.6 982.1 DAY 9 10 27 30 13 24 5 15 9 4 26 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 993.4 990.8 993.0 997.1 1002.2 1007.4 1005.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1001.1 997.3 1002.9 1007.5 1013.2 1023.0 1017.8 ****** DAY ** ** ** ** ** 17 14 18 18 20 14 4 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 986.3 985.1 985.3 987.7 989.1 996.7 986.9 ****** DAY ** ** ** ** ** 24 5 15 9 4 26 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1003.4 1001.0 1000.0 998.4 994.5 991.2 988.6 990.9 994.7 1000.1 1005.3 1003.6 997.6 MAX. QFE PRESSURE IN HPA 1022.0 1013.6 1011.1 1008.8 999.8 998.4 995.2 1000.8 1006.0 1011.6 1021.0 1015.6 1022.0 DAY 14 19 13 3 3 17 14 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 993.4 984.8 983.2 988.6 989.2 984.8 981.9 983.1 984.5 986.4 994.8 989.3 981.9 DAY 5 10 27 30 1 24 5 15 9 9 26 27 MEAN QNH PRESSURE IN HPA 1004.7 1002.2 1001.2 999.6 995.8 992.5 989.9 992.2 996.0 1001.4 1006.6 1004.9 998.9 MAX. QNH PRESSURE IN HPA 1023.3 1014.9 1012.4 1010.1 1001.1 999.7 996.5 1002.1 1007.3 1012.9 1022.3 1016.9 1023.3 DAY 14 19 13 3 3 17 14 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 994.7 986.1 984.5 989.9 990.5 986.1 983.2 984.4 985.8 987.7 996.1 990.6 983.2 DAY 5 10 27 30 1 24 5 15 9 9 26 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1002.3 999.4 998.5 997.1 993.7 990.1 987.6 989.7 993.5 999.1 1004.5 1002.9 996.5 MAX. QFE PRESSURE IN HPA 1021.8 1010.2 1009.0 1007.8 998.5 997.8 994.0 1000.0 1005.0 1011.6 1020.7 1014.9 1021.8 DAY 14 17 30 4 19 17 13 18 18 23 14 4 MIN. QFE PRESSURE IN HPA 991.6 985.4 982.6 986.8 987.9 983.6 980.7 981.6 983.0 985.0 994.4 987.3 980.7 DAY 9 10 1 30 1 23 5 10 9 9 28 27 MEAN QNH PRESSURE IN HPA 1003.5 1000.7 999.8 998.3 994.9 991.4 988.8 990.9 994.8 1000.3 1005.8 1004.2 997.8 MAX. QNH PRESSURE IN HPA 1023.1 1011.5 1010.3 1009.1 999.8 999.1 995.3 1001.3 1006.3 1012.9 1022.0 1016.2 1023.1 DAY 14 17 30 4 19 17 13 18 18 23 14 4 MIN. QNH PRESSURE IN HPA 992.9 986.7 983.9 988.1 989.2 984.9 982.0 982.9 984.3 986.3 995.7 988.6 982.0 DAY 9 10 1 30 1 23 5 10 9 9 28 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.4 999.5 998.7 997.0 993.5 989.9 987.1 989.4 994.0 999.3 1004.6 1003.1 996.5 MAX. QFE PRESSURE IN HPA 1021.6 1010.2 1009.2 1007.2 998.4 997.4 994.0 999.4 1006.0 1011.4 1020.7 1014.9 1021.6 DAY 14 17 13 3 8 17 13 17 18 23 14 4 MIN. QFE PRESSURE IN HPA 992.0 983.6 981.8 986.4 989.6 981.6 979.8 981.2 983.0 984.8 993.3 987.8 979.8 DAY 8 10 27 27 1 23 5 10 9 9 28 27 MEAN QNH PRESSURE IN HPA 1003.7 1000.8 1000.0 998.2 994.8 991.2 988.4 990.7 995.2 1000.5 1005.9 1004.4 997.8 MAX. QNH PRESSURE IN HPA 1022.9 1011.5 1010.5 1008.5 999.7 998.7 995.3 1000.7 1007.3 1012.7 1022.0 1016.2 1022.9 DAY 14 17 13 3 8 17 13 17 18 23 14 4 MIN. QNH PRESSURE IN HPA 993.3 984.9 983.1 987.7 990.9 982.9 981.1 982.5 984.3 986.1 994.6 989.1 981.1 DAY 8 10 27 27 1 23 5 10 9 9 28 27 MEAN QFF PRESSURE IN HPA 1004.0 1001.1 1000.3 998.5 995.0 991.4 988.6 990.9 995.5 1000.8 1006.2 1004.7 998.1 MAX. QFF PRESSURE IN HPA 1023.3 1011.8 1010.8 1008.8 1000.0 998.9 995.5 1000.9 1007.5 1013.0 1022.4 1016.6 1023.3 DAY 14 17 13 3 8 17 13 17 18 23 14 4 MIN. QFF PRESSURE IN HPA 993.6 985.1 983.3 987.9 991.1 983.1 981.2 982.7 984.5 986.3 994.9 989.4 981.2 DAY 8 10 27 27 1 23 5 10 9 9 28 27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 990.8 987.9 990.5 995.0 1000.3 1005.0 1003.6 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 997.9 995.0 1001.4 1007.0 1011.2 1020.0 1015.1 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 981.6 980.8 981.2 984.5 985.6 992.2 987.3 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 992.1 989.2 991.8 996.3 1001.6 1006.3 1004.9 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 999.2 996.3 1002.7 1008.3 1012.5 1021.3 1016.4 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 982.9 982.1 982.5 985.8 986.9 993.5 988.6 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 992.3 989.4 992.0 996.5 1001.8 1006.6 1005.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.4 996.5 1002.9 1008.5 1012.8 1021.7 1016.8 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 983.1 982.3 982.7 986.0 987.1 993.8 988.9 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.5 5.4 8.0 16.8 21.5 25.5 27.0 29.6 26.2 17.7 13.1 9.8 17.6 MINIMUN AIR TEMPERATURE (C) 4.9 1.3 3.6 11.6 15.6 20.1 22.5 23.9 21.0 12.3 7.5 5.8 12.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 2 1 10 28 31 16 0 0 0 88 DAYS WITH MINIMUM TEMP. <=-4 0 3 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH FREEZING MIN.<= 0 1 12 5 0 0 0 0 0 0 0 0 0 18 TEMPERATURE RECORDS LOWEST(C) 0.0 -6.0 -1.0 4.0 11.0 16.0 20.0 22.0 16.0 5.0 2.0 1.0 -6.0 DAY 11 17 3 3 8 14 5 29 29 30 30 20 MAXIMUM AIR TEMPERATURE (C) 15.8 9.0 11.6 21.4 26.4 30.2 30.6 34.4 30.8 22.2 18.0 14.5 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 8 17 20 30 21 2 1 0 103 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 22.0 24.0 31.0 35.0 40.0 38.0 38.0 35.0 32.0 32.0 26.0 40.0 DAY 5 8 20 12 20 10 31 7 4 16 25 4 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 7.7 8.0 9.8 10.8 10.1 8.1 10.5 9.8 9.9 10.5 8.7 9.6 MEAN DAILY TEMP. (MDT) (C) 10.4 5.2 7.6 16.5 21.0 25.1 26.6 29.1 25.9 17.2 12.8 10.1 17.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 14.0 39.0 125.0 173.5 252.0 146.5 13.0 2.0 0.0 765.0 HEATING DEG. DAYS(BASE 18 0C) 236.5 372.5 323.0 82.5 12.0 0.0 0.0 0.0 0.0 73.5 165.0 244.0 1509.0 DEWPOINT (MEAN C) 2.1 0.2 2.5 9.0 14.3 17.3 19.4 20.9 18.2 10.5 5.0 3.9 10.3 MIXING RATIO (G/KG) 4.61 4.03 4.70 7.47 10.43 12.71 14.60 16.05 13.60 8.18 5.62 5.14 8.93 VAPOUR PRESSURE (HPA) 7.33 6.45 7.52 11.82 16.41 19.91 22.69 24.92 21.28 12.97 9.00 8.23 14.05 SATURATION DEF. (HPA) 5.92 2.86 3.65 8.43 10.12 13.57 13.47 17.13 13.42 8.48 6.91 4.37 9.03 RELATIVE HUMIDITY (MEAN %) 61 72 72 64 66 63 65 61 63 65 62 69 65 RELATIVE HUMIDITY (MAX. %) 74 85 85 78 83 78 78 76 80 81 76 81 80 RELATIVE HUMIDITY (MIN. %) 47 58 59 52 50 49 53 48 50 51 49 58 52 RELATIVE HUMIDITY (MEAN% 03UTC) 66 80 81 72 80 76 76 69 76 78 71 73 75 RELATIVE HUMIDITY (MEAN% 09UTC) 53 63 64 58 57 54 56 51 55 55 51 63 57 RELATIVE HUMIDITY (MEAN% 15UTC) 67 71 73 62 62 60 62 59 61 64 64 74 65 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 23.4 102.8 102.3 49.8 42.6 29.9 14.2 0.6 32.7 79.6 37.7 51.8 567.4 DAYS WITH PRECIPITATION >=10 0 4 3 2 1 1 0 0 1 2 1 2 17 DAYS WITH PRECIPITATION >= 5 3 7 8 4 3 1 0 0 3 3 3 2 37 DAYS WITH PRECIPITATION >= 1 5 15 15 8 9 5 6 0 5 8 6 8 90 DAYS WITH PRECIPITATION 6 17 20 10 10 7 8 1 7 11 8 10 115 GREATEST DAILY PRECIPITATION 8.0 20.0 24.0 16.0 16.0 19.0 4.0 0.6 13.0 48.0 17.0 29.0 48.0 DAY 15 2 8 15 7 13 15 15 10 4 29 11 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 0 8 4 0 0 0 0 0 0 0 0 0 12 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 225 270 270 270 225 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 5.2 4.9 5.3 5.9 6.1 5.4 5.1 4.9 5.3 4.5 4.1 5.8 5.4 PREVAILING WIND PERCENT 2.7 8.6 15.1 17.2 15.6 7.8 6.5 18.3 15.0 8.1 3.9 6.5 10.2 CALMS PERCENT OF WIND 95.2 83.9 68.3 71.1 65.6 85.0 87.1 76.3 77.2 87.6 92.2 85.5 81.2 NO. OF WIND OBSERVATION 186 174 186 180 186 180 186 186 180 186 180 186 2196 VECTOR WIND DIRECTION (MEAN) 252 257 248 264 258 247 242 264 259 266 252 252 256 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.7 1.4 1.0 1.0 0.6 0.5 1.1 1.0 0.3 0.3 0.5 0.7 WIND STEADINESES (MEAN %) 66.7 87.5 82.4 62.5 47.6 75.0 83.3 91.7 83.3 50.0 75.0 62.5 70.0 WIND SPEED (MEAN KNOTS) 0.3 0.8 1.7 1.6 2.1 0.8 0.6 1.2 1.2 0.6 0.4 0.8 1.0 FASTEST WIND DIRECTION 270 240 250 270 210 210 180 270 270 130 240 240 250 FASTEST WIND SPEED (KNOTS) 8 10 15 12 10 10 8 8 10 9 8 9 15 DAY 15 8 22 26 7 17 1 2 27 17 5 5 DAYS WITH SKY CLEAR (0-2)/8 19 8 6 10 9 10 7 19 14 13 17 11 143 DAYS WITH P.CLOUDY (3-6)/8 5 6 8 6 11 10 6 10 10 8 6 7 93 DAYS WITH CLOUDY (7-8)/8 7 15 17 14 11 10 18 2 6 10 7 13 130 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 0 0 0 1 0 0 1 DURATION OF SUNSHINE HOURS 153.0 100.0 89.5 104.0 130.5 157.5 91.0 192.0 155.0 142.5 137.5 100.0 1552.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 997.6 1004.0 1002.8 997.4 996.0 994.6 990.0 991.3 995.5 1000.1 1006.0 1003.9 998.3 MAX. QFE PRESSURE IN HPA 1013.1 1018.2 1014.3 1011.4 1004.3 1003.1 998.2 996.2 1004.6 1017.4 1017.2 1018.3 1018.3 DAY-HOUR 9- 6 20- 9 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18- 9 MIN. QFE PRESSURE IN HPA 982.8 989.3 987.6 983.5 982.5 980.4 982.2 984.9 986.9 987.5 989.8 983.1 980.4 DAY-HOUR 6-18 5- 3 13-12 17- 3 21- 3 10-12 11-12 22-15 20-15 26- 3 25- 3 10-15 MEAN QNH PRESSURE IN HPA 998.8 1005.3 1004.1 998.7 997.2 995.8 991.2 992.6 996.8 1001.4 1007.3 1005.2 999.5 MAX. QNH PRESSURE IN HPA 1014.4 1019.5 1015.6 1012.7 1005.6 1004.4 999.5 997.5 1005.9 1018.7 1018.5 1019.6 1019.6 DAY-HOUR 9- 6 20- 9 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18- 9 MIN. QNH PRESSURE IN HPA 984.1 990.6 988.9 984.8 983.8 981.7 983.5 986.2 988.2 988.8 991.1 984.4 981.7 DAY-HOUR 6-18 5- 3 13-12 17- 3 21- 3 10-12 11-12 22-15 20-15 26- 3 25- 3 10-15 MEAN QFF PRESSURE IN HPA 999.1 ****** 1004.5 999.0 997.6 996.2 991.5 992.8 997.1 1001.8 1007.7 1005.5 ****** MAX. QFF PRESSURE IN HPA 1014.7 ****** 1016.0 1013.0 1005.9 1004.6 999.7 997.7 1006.1 1019.0 1018.8 1018.5 ****** DAY-HOUR 9- 6 **-** 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18-15 MIN. QFF PRESSURE IN HPA 984.3 ****** 989.3 985.0 984.0 981.9 983.7 986.4 988.4 989.0 991.3 984.6 ****** DAY-HOUR 6-18 **-** 13-18 17- 3 21- 3 10-15 11-15 22-15 20-15 26- 3 25- 3 10-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 997.7 1003.7 1002.4 996.9 995.9 995.3 990.5 991.6 995.7 999.7 1006.1 1003.5 998.3 MAX. QFE PRESSURE IN HPA 1012.2 1016.9 1013.3 1009.6 1003.5 1001.1 997.2 995.8 1003.0 1016.7 1015.9 1015.9 1016.9 DAY 1 21 27 3 4 13 6 11 11 31 13 19 MIN. QFE PRESSURE IN HPA 986.9 989.3 989.1 983.5 982.5 984.8 982.3 986.7 988.6 987.5 989.8 988.1 982.3 DAY 6 5 13 17 21 10 11 22 27 26 25 10 MEAN QNH PRESSURE IN HPA 998.9 1005.0 1003.7 998.2 997.2 996.5 991.8 992.8 997.0 1001.0 1007.4 1004.8 999.5 MAX. QNH PRESSURE IN HPA 1013.5 1018.2 1014.6 1010.9 1004.8 1002.4 998.5 997.1 1004.3 1018.0 1017.2 1017.2 1018.2 DAY 1 21 27 3 4 13 6 11 11 31 13 19 MIN. QNH PRESSURE IN HPA 988.2 990.6 990.4 984.8 983.8 986.1 983.6 988.0 989.9 988.8 991.1 989.4 983.6 DAY 6 5 13 17 21 10 11 22 27 26 25 10 MEAN QFF PRESSURE IN HPA 999.3 1005.4 1004.0 998.5 997.5 996.8 992.0 993.1 997.2 1001.3 1007.7 1005.2 999.8 MAX. QFF PRESSURE IN HPA 1013.8 1018.6 1014.9 1011.2 1005.1 1002.6 998.7 997.3 1004.5 1018.4 1017.5 1017.5 1018.6 DAY 1 21 27 3 4 13 6 11 11 31 13 19 MIN. QFF PRESSURE IN HPA 988.4 990.9 990.7 985.0 984.0 986.3 983.8 988.2 990.1 989.0 991.3 989.7 983.8 DAY 6 5 13 17 21 10 11 22 27 26 25 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 999.1 1004.9 1003.3 998.0 996.4 995.7 990.9 992.4 996.3 1000.8 1006.9 1004.6 999.1 MAX. QFE PRESSURE IN HPA 1013.1 1017.7 1014.0 1010.4 1004.1 1003.1 998.2 996.2 1004.1 1017.4 1017.2 1016.8 1017.7 DAY 9 20 27 2 1 26 6 11 11 31 13 19 MIN. QFE PRESSURE IN HPA 988.1 991.5 988.9 987.0 984.1 985.8 983.0 987.4 987.6 991.4 990.8 989.4 983.0 DAY 6 5 13 17 21 10 11 22 27 16 25 10 MEAN QNH PRESSURE IN HPA 1000.4 1006.1 1004.6 999.3 997.7 997.0 992.1 993.7 997.6 1002.1 1008.2 1005.9 1000.4 MAX. QNH PRESSURE IN HPA 1014.4 1019.0 1015.3 1011.7 1005.4 1004.4 999.5 997.5 1005.4 1018.7 1018.5 1018.1 1019.0 DAY 9 20 27 2 1 26 6 11 11 31 13 19 MIN. QNH PRESSURE IN HPA 989.4 992.8 990.2 988.3 985.4 987.1 984.3 988.7 988.9 992.7 992.1 990.7 984.3 DAY 6 5 13 17 21 10 11 22 27 16 25 10 MEAN QFF PRESSURE IN HPA 1000.7 1006.5 1005.0 999.5 998.0 997.2 992.4 993.9 997.8 1002.4 1008.5 1006.2 1000.7 MAX. QFF PRESSURE IN HPA 1014.7 1019.4 1015.6 1012.0 1005.7 1004.6 999.7 997.7 1005.6 1019.0 1018.8 1018.5 1019.4 DAY 9 20 27 2 1 26 6 11 11 31 13 19 MIN. QFF PRESSURE IN HPA 989.7 993.1 990.5 988.5 985.6 987.3 984.5 988.9 989.1 992.9 992.3 991.0 984.5 DAY 6 5 13 17 21 10 11 22 27 16 25 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 998.5 1004.6 1003.1 997.9 996.1 995.1 990.5 992.0 995.8 1000.5 1006.3 1004.3 998.7 MAX. QFE PRESSURE IN HPA 1013.1 1018.2 1013.6 1009.8 1004.1 1002.7 997.6 995.4 1003.5 1016.7 1016.4 1018.3 1018.3 DAY 9 20 27 2 1 26 6 11 11 31 13 18 MIN. QFE PRESSURE IN HPA 987.6 992.8 988.1 985.0 986.0 984.2 983.0 986.9 987.2 991.1 990.4 987.1 983.0 DAY 6 8 13 17 20 10 11 22 27 16 25 10 MEAN QNH PRESSURE IN HPA 999.8 1005.9 1004.4 999.1 997.3 996.4 991.8 993.2 997.1 1001.8 1007.6 1005.5 1000.0 MAX. QNH PRESSURE IN HPA 1014.4 1019.5 1014.9 1011.1 1005.4 1004.0 998.9 996.7 1004.8 1018.0 1017.7 1019.6 1019.6 DAY 9 20 27 2 1 26 6 11 11 31 13 18 MIN. QNH PRESSURE IN HPA 988.9 994.1 989.4 986.3 987.3 985.5 984.3 988.2 988.5 992.4 991.7 988.4 984.3 DAY 6 8 13 17 20 10 11 22 27 16 25 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 996.8 1003.4 1002.2 996.9 995.4 993.7 989.3 990.7 994.7 999.6 1005.3 1003.5 997.6 MAX. QFE PRESSURE IN HPA 1010.3 1017.4 1013.1 1009.8 1003.0 1001.4 995.7 994.4 1002.7 1015.7 1015.7 1016.9 1017.4 DAY 9 20 8 2 1 13 6 11 28 31 11 18 MIN. QFE PRESSURE IN HPA 986.6 991.2 987.6 984.5 985.5 980.4 982.2 985.4 987.9 990.0 990.3 984.6 980.4 DAY 6 8 13 17 20 10 11 22 20 25 25 10 MEAN QNH PRESSURE IN HPA 998.0 1004.7 1003.5 998.1 996.7 994.9 990.5 991.9 996.0 1000.9 1006.6 1004.8 998.9 MAX. QNH PRESSURE IN HPA 1011.6 1018.7 1014.4 1011.1 1004.3 1002.7 997.0 995.7 1004.0 1017.0 1017.0 1018.2 1018.7 DAY 9 20 8 2 1 13 6 11 28 31 11 18 MIN. QNH PRESSURE IN HPA 987.9 992.5 988.9 985.8 986.8 981.7 983.5 986.7 989.2 991.3 991.6 985.9 981.7 DAY 6 8 13 17 20 10 11 22 20 25 25 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 996.7 1003.3 1002.5 996.9 995.4 993.5 989.0 990.3 994.8 999.9 1005.5 1003.7 997.6 MAX. QFE PRESSURE IN HPA 1009.9 1017.2 1014.0 1010.3 1003.5 1001.6 995.4 994.1 1002.9 1015.7 1015.7 1016.9 1017.2 DAY 9 20 8 2 1 13 6 17 28 31 11 18 MIN. QFE PRESSURE IN HPA 986.3 990.4 988.2 984.0 983.5 980.4 982.2 984.9 986.9 989.6 991.6 983.1 980.4 DAY 6 4 13 17 20 10 11 22 20 25 25 10 MEAN QNH PRESSURE IN HPA 998.0 1004.6 1003.8 998.2 996.7 994.7 990.3 991.6 996.0 1001.1 1006.8 1004.9 998.9 MAX. QNH PRESSURE IN HPA 1011.2 1018.5 1015.3 1011.6 1004.8 1002.9 996.7 995.4 1004.2 1017.0 1017.0 1018.2 1018.5 DAY 9 20 8 2 1 13 6 17 28 31 11 18 MIN. QNH PRESSURE IN HPA 987.6 991.7 989.5 985.3 984.8 981.7 983.5 986.2 988.2 990.9 992.9 984.4 981.7 DAY 6 4 13 17 20 10 11 22 20 25 25 10 MEAN QFF PRESSURE IN HPA 998.3 1004.9 1004.1 998.5 997.0 995.0 990.5 991.8 996.3 1001.4 1007.1 1005.3 999.2 MAX. QFF PRESSURE IN HPA 1011.5 1018.9 1015.6 1011.9 1005.1 1003.1 996.9 995.6 1004.4 1017.3 1017.3 1018.5 1018.9 DAY 9 20 8 2 1 13 6 26 28 31 11 18 MIN. QFF PRESSURE IN HPA 987.9 992.0 989.8 985.5 985.0 981.9 983.7 986.4 988.4 991.1 993.1 984.6 981.9 DAY 6 4 13 17 20 10 11 22 20 25 25 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 996.7 1004.4 1003.2 997.8 996.6 994.2 989.8 991.0 995.8 1000.4 1005.9 1003.8 998.3 MAX. QFE PRESSURE IN HPA 1010.3 1017.5 1014.3 1011.4 1004.3 1001.6 996.4 995.4 1004.6 1015.7 1015.7 1016.9 1017.5 DAY 8 20 8 2 3 13 22 11 28 31 11 18 MIN. QFE PRESSURE IN HPA 982.8 991.1 987.7 986.6 989.5 981.6 983.1 985.2 989.5 989.6 992.6 986.1 981.6 DAY 6 4 13 17 20 10 12 30 7 25 25 10 MEAN QNH PRESSURE IN HPA 998.0 1005.6 1004.4 999.1 997.9 995.5 991.0 992.3 997.0 1001.7 1007.2 1005.1 999.6 MAX. QNH PRESSURE IN HPA 1011.6 1018.8 1015.6 1012.7 1005.6 1002.9 997.7 996.7 1005.9 1017.0 1017.0 1018.2 1018.8 DAY 8 20 8 2 3 13 22 11 28 31 11 18 MIN. QNH PRESSURE IN HPA 984.1 992.4 989.0 987.9 990.8 982.9 984.4 986.5 990.8 990.9 993.9 987.4 982.9 DAY 6 4 13 17 20 10 12 30 7 25 25 10 MEAN QFF PRESSURE IN HPA 998.3 1006.0 1004.8 999.4 998.1 995.7 991.3 992.5 997.3 1002.0 1007.5 1005.4 999.9 MAX. QFF PRESSURE IN HPA 1011.9 1019.2 1016.0 1013.0 1005.9 1003.1 997.9 996.9 1006.1 1017.3 1017.3 1018.5 1019.2 DAY 8 20 8 2 3 13 22 11 28 31 11 18 MIN. QFF PRESSURE IN HPA 984.3 992.7 989.3 988.1 991.0 983.1 984.6 986.7 991.0 991.1 994.1 987.6 983.1 DAY 6 4 13 17 20 10 12 30 7 25 25 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.2 9.4 12.5 18.0 21.6 27.0 27.3 27.7 25.1 17.1 14.9 9.7 17.8 MINIMUN AIR TEMPERATURE (C) 0.2 4.3 8.5 13.1 16.1 21.8 22.9 21.9 20.0 12.3 9.7 5.7 13.0 DAYS WITH MINIMUM TEMP. >=21 0 0 1 2 1 22 31 24 11 0 0 0 92 DAYS WITH MINIMUM TEMP. <=-4 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 20 0 0 0 0 0 0 0 0 0 0 2 22 TEMPERATURE RECORDS LOWEST(C) -4.0 1.0 3.0 7.0 12.0 18.0 21.0 13.0 15.0 4.0 7.0 -1.0 -4.0 DAY 15 1 6 22 9 1 1 30 1 23 15 13 MAXIMUM AIR TEMPERATURE (C) 6.1 14.5 16.5 22.9 26.3 31.7 31.5 32.1 29.5 21.0 19.2 13.6 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 4 8 22 22 24 15 0 0 0 98 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 12.0 25.0 35.0 34.0 36.0 43.0 38.0 39.0 35.0 29.0 29.0 29.0 43.0 DAY 10 14 2 13 13 7 13 25 26 3 11 5 DIF. BETWEEN (MAX.-MIN.) (C) 5.9 10.2 8.0 9.8 10.2 9.9 8.6 10.2 9.5 8.7 9.5 7.9 9.1 MEAN DAILY TEMP. (MDT) (C) 3.2 9.4 12.5 18.0 21.2 26.8 27.2 27.0 24.7 16.6 14.5 9.7 17.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 11.0 23.0 40.5 173.0 192.0 189.5 113.0 6.0 0.0 2.0 750.0 HEATING DEG. DAYS(BASE 18 0C) 460.0 240.5 189.0 59.0 6.5 0.0 0.0 0.0 0.0 76.5 106.5 266.0 1404.0 DEWPOINT (MEAN C) -0.9 3.7 6.9 11.0 14.1 18.4 19.0 19.6 18.1 11.4 8.3 3.4 11.1 MIXING RATIO (G/KG) 3.62 5.05 6.34 8.39 10.33 13.75 14.17 14.83 13.40 8.79 7.02 5.06 9.23 VAPOUR PRESSURE (HPA) 5.82 8.08 10.12 13.23 16.27 21.42 22.04 23.10 21.03 13.92 11.17 8.09 14.52 SATURATION DEF. (HPA) 1.99 4.28 5.37 8.67 10.44 15.34 14.89 15.04 11.46 6.51 6.18 4.55 8.73 RELATIVE HUMIDITY (MEAN %) 76 70 74 68 66 62 62 64 67 71 68 69 68 RELATIVE HUMIDITY (MAX. %) 88 85 86 84 82 79 76 80 83 86 82 80 83 RELATIVE HUMIDITY (MIN. %) 66 56 63 52 52 49 50 49 52 59 55 57 55 RELATIVE HUMIDITY (MEAN% 03UTC) 84 80 80 79 78 76 75 77 79 82 76 75 78 RELATIVE HUMIDITY (MEAN% 09UTC) 70 63 66 58 55 53 52 53 57 61 58 60 59 RELATIVE HUMIDITY (MEAN% 15UTC) 77 70 76 66 63 59 60 61 65 72 73 73 68 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 92.5 49.8 45.4 31.8 37.0 23.6 47.0 65.9 54.3 73.4 45.3 43.0 609.0 DAYS WITH PRECIPITATION >=10 4 2 1 1 0 1 1 3 2 2 2 0 19 DAYS WITH PRECIPITATION >= 5 8 3 2 2 3 1 1 6 4 3 3 3 39 DAYS WITH PRECIPITATION >= 1 16 3 12 9 11 7 4 9 9 11 6 12 109 DAYS WITH PRECIPITATION 21 6 16 12 12 8 8 10 11 13 7 12 136 GREATEST DAILY PRECIPITATION 17.0 29.0 13.0 12.0 7.0 11.3 39.0 20.0 17.0 29.0 23.0 9.0 39.0 DAY 9 8 27 21 20 27 29 30 21 6 14 10 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 9 0 0 0 0 0 0 0 0 0 0 0 9 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 1 1 WIND DIRECTION (PREVAILING) 225 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.1 5.8 4.9 5.4 5.1 5.3 5.0 5.3 4.3 5.0 5.6 5.6 5.2 PREVAILING WIND PERCENT 4.3 4.8 10.2 12.2 11.8 18.3 15.1 14.0 4.4 4.8 5.0 3.8 9.0 CALMS PERCENT OF WIND 91.4 89.3 78.5 77.8 76.3 74.4 75.3 76.3 93.3 88.7 89.4 84.9 82.9 NO. OF WIND OBSERVATION 186 168 186 180 186 180 186 186 180 186 180 186 2190 VECTOR WIND DIRECTION (MEAN) 249 257 265 280 260 264 259 266 264 281 244 224 262 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.5 0.7 0.7 0.8 1.1 0.9 0.9 0.2 0.3 0.3 0.4 0.6 WIND STEADINESES (MEAN %) 80.0 71.4 63.6 58.3 72.7 84.6 75.0 75.0 66.7 50.0 50.0 44.4 66.7 WIND SPEED (MEAN KNOTS) 0.5 0.7 1.1 1.2 1.1 1.3 1.2 1.2 0.3 0.6 0.6 0.9 0.9 FASTEST WIND DIRECTION 230 240 240 360 270 270 270 270 270 240 250 180 240 FASTEST WIND SPEED (KNOTS) 8 12 12 8 10 10 10 10 6 12 10 12 12 DAY 8 25 3 14 6 8 9 27 30 17 12 5 DAYS WITH SKY CLEAR (0-2)/8 6 12 7 9 8 8 5 15 11 12 18 13 124 DAYS WITH P.CLOUDY (3-6)/8 8 6 7 10 10 10 10 11 13 8 3 5 101 DAYS WITH CLOUDY (7-8)/8 17 10 17 11 13 12 16 5 6 11 9 13 140 DAYS WITH VISIBILITY =< 2 KM 4 1 0 1 0 0 0 0 0 0 0 1 7 DURATION OF SUNSHINE HOURS 76.5 127.0 91.0 106.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1006.1 1003.1 1002.7 995.2 996.7 990.8 989.9 992.4 997.6 1001.2 1001.2 1002.6 998.3 MAX. QFE PRESSURE IN HPA 1018.1 1011.5 1019.6 1010.2 1002.4 998.5 996.2 999.4 1009.5 1017.4 1011.4 1021.7 1021.7 DAY-HOUR 5- 6 22- 6 9- 9 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 MIN. QFE PRESSURE IN HPA 991.9 987.8 988.1 979.0 990.0 985.7 983.7 981.9 990.3 986.9 988.0 987.9 979.0 DAY-HOUR 19-18 6-12 3-12 24-12 4-15 22-12 27-12 16-15 26- 3 5- 3 18- 3 5-12 MEAN QNH PRESSURE IN HPA 1007.4 1004.4 1004.0 996.4 997.9 992.1 991.1 993.7 998.9 1002.5 1002.5 1003.9 999.6 MAX. QNH PRESSURE IN HPA 1019.4 1012.8 1020.9 1011.5 1003.7 999.8 997.5 1000.7 1010.8 1018.7 1012.7 1023.0 1023.0 DAY-HOUR 5- 6 22- 6 9- 9 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 MIN. QNH PRESSURE IN HPA 993.2 989.1 989.4 980.3 991.3 987.0 985.0 983.2 991.6 988.2 989.3 989.2 980.3 DAY-HOUR 19-18 6-12 3-12 24-12 4-15 22-12 27-12 16-15 26- 3 5- 3 18- 3 5-12 MEAN QFF PRESSURE IN HPA 1007.7 ****** 1004.3 996.7 998.2 992.4 991.4 994.0 999.3 1002.8 1002.8 1004.3 ****** MAX. QFF PRESSURE IN HPA 1019.8 ****** 1020.7 1011.8 1003.9 1000.0 997.7 1001.0 1011.1 1019.1 1013.0 1023.4 ****** DAY-HOUR 5- 6 **-** 9-15 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 MIN. QFF PRESSURE IN HPA 993.5 ****** 990.5 980.8 991.5 987.2 985.2 983.4 991.8 988.4 989.6 989.9 ****** DAY-HOUR 19-18 **-** 3-15 24-15 4-18 22-15 27-15 16-15 26- 3 5- 3 18- 3 5-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1005.8 1003.0 1002.4 995.0 996.6 991.3 990.2 992.8 998.0 1001.2 1001.1 1002.5 998.3 MAX. QFE PRESSURE IN HPA 1017.1 1011.1 1016.1 1010.2 1002.3 997.2 996.1 999.4 1008.6 1016.6 1009.5 1019.0 1019.0 DAY 5 22 9 1 2 10 21 30 30 23 27 13 MIN. QFE PRESSURE IN HPA 992.2 987.9 990.6 980.7 990.2 987.1 984.6 983.3 990.3 986.9 988.0 990.6 980.7 DAY 20 6 3 24 15 22 27 17 26 5 18 5 MEAN QNH PRESSURE IN HPA 1007.1 1004.3 1003.7 996.3 997.9 992.6 991.5 994.0 999.3 1002.5 1002.4 1003.7 999.6 MAX. QNH PRESSURE IN HPA 1018.4 1012.4 1017.4 1011.5 1003.6 998.5 997.4 1000.7 1009.9 1017.9 1010.8 1020.3 1020.3 DAY 5 22 9 1 2 10 21 30 30 23 27 13 MIN. QNH PRESSURE IN HPA 993.5 989.2 991.9 982.0 991.5 988.4 985.9 984.6 991.6 988.2 989.3 991.9 982.0 DAY 20 6 3 24 15 22 27 17 26 5 18 5 MEAN QFF PRESSURE IN HPA 1007.5 1004.6 1004.0 996.6 998.2 992.8 991.7 994.2 999.5 1002.8 1002.7 1004.1 999.9 MAX. QFF PRESSURE IN HPA 1018.8 1012.7 1017.7 1011.8 1003.8 998.7 997.6 1001.0 1010.1 1018.3 1011.1 1020.7 1020.7 DAY 5 22 9 1 2 10 21 30 30 23 27 13 MIN. QFF PRESSURE IN HPA 993.8 989.5 992.1 982.2 991.7 988.6 986.1 984.8 991.8 988.4 989.6 992.1 982.2 DAY 20 6 3 24 15 22 27 17 26 5 18 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1006.9 1004.2 1003.6 995.8 997.2 991.7 990.6 993.3 998.6 1002.1 1002.0 1003.5 999.1 MAX. QFE PRESSURE IN HPA 1018.1 1011.5 1018.7 1009.9 1002.4 997.4 996.2 998.8 1009.5 1017.4 1009.9 1019.2 1019.2 DAY 5 22 9 1 2 9 21 23 30 23 26 13 MIN. QFE PRESSURE IN HPA 994.0 988.8 991.8 981.1 990.6 987.2 984.8 984.7 992.2 987.9 988.8 991.2 981.1 DAY 20 6 3 24 15 22 27 17 11 5 18 5 MEAN QNH PRESSURE IN HPA 1008.2 1005.5 1004.8 997.1 998.5 992.9 991.8 994.6 999.9 1003.3 1003.3 1004.8 1000.4 MAX. QNH PRESSURE IN HPA 1019.4 1012.8 1020.0 1011.2 1003.7 998.7 997.5 1000.1 1010.8 1018.7 1011.2 1020.5 1020.5 DAY 5 22 9 1 2 9 21 23 30 23 26 13 MIN. QNH PRESSURE IN HPA 995.3 990.1 993.1 982.4 991.9 988.5 986.1 986.0 993.5 989.2 990.1 992.5 982.4 DAY 20 6 3 24 15 22 27 17 11 5 18 5 MEAN QFF PRESSURE IN HPA 1008.5 1005.8 1005.2 997.4 998.8 993.2 992.1 994.8 1000.1 1003.6 1003.6 1005.1 1000.7 MAX. QFF PRESSURE IN HPA 1019.8 1013.1 1020.3 1011.5 1003.9 998.9 997.7 1000.3 1011.1 1019.1 1011.5 1020.9 1020.9 DAY 5 22 9 1 2 9 21 23 30 23 26 13 MIN. QFF PRESSURE IN HPA 995.6 990.4 993.3 982.6 992.1 988.7 986.3 986.2 993.7 989.4 990.4 992.7 982.6 DAY 20 6 3 24 15 22 27 17 11 5 18 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1006.8 1004.0 1003.4 995.5 997.0 991.1 990.2 992.8 997.9 1001.5 1001.4 1002.9 998.7 MAX. QFE PRESSURE IN HPA 1017.3 1011.1 1019.6 1009.6 1002.1 997.5 995.3 998.3 1009.5 1016.6 1009.9 1017.5 1019.6 DAY 5 22 9 1 9 9 21 23 30 23 26 13 MIN. QFE PRESSURE IN HPA 997.4 989.3 991.2 979.3 990.6 986.3 984.8 984.9 991.5 990.0 990.0 990.5 979.3 DAY 19 6 3 24 15 22 27 26 11 17 18 5 MEAN QNH PRESSURE IN HPA 1008.1 1005.3 1004.6 996.8 998.3 992.4 991.4 994.0 999.2 1002.8 1002.7 1004.2 1000.0 MAX. QNH PRESSURE IN HPA 1018.6 1012.4 1020.9 1010.9 1003.4 998.8 996.6 999.6 1010.8 1017.9 1011.2 1018.8 1020.9 DAY 5 22 9 1 9 9 21 23 30 23 26 13 MIN. QNH PRESSURE IN HPA 998.7 990.6 992.5 980.6 991.9 987.6 986.1 986.2 992.8 991.3 991.3 991.8 980.6 DAY 19 6 3 24 15 22 27 26 11 17 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1005.7 1002.4 1002.1 994.8 996.2 990.2 989.2 992.0 996.9 1000.6 1000.7 1002.2 997.7 MAX. QFE PRESSURE IN HPA 1016.5 1009.5 1019.1 1008.6 1001.8 997.0 994.3 997.6 1008.6 1015.6 1009.9 1018.1 1019.1 DAY 5 17 9 1 28 9 21 29 30 23 26 12 MIN. QFE PRESSURE IN HPA 995.4 987.8 988.1 979.0 990.6 985.7 983.7 982.7 991.0 988.4 990.9 987.9 979.0 DAY 19 6 3 24 4 22 27 16 11 17 11 5 MEAN QNH PRESSURE IN HPA 1006.9 1003.7 1003.4 996.1 997.5 991.4 990.5 993.2 998.2 1001.9 1001.9 1003.5 999.0 MAX. QNH PRESSURE IN HPA 1017.8 1010.8 1020.4 1009.9 1003.1 998.3 995.6 998.9 1009.9 1016.9 1011.2 1019.4 1020.4 DAY 5 17 9 1 28 9 21 29 30 23 26 12 MIN. QNH PRESSURE IN HPA 996.7 989.1 989.4 980.3 991.9 987.0 985.0 984.0 992.3 989.7 992.2 989.2 980.3 DAY 19 6 3 24 4 22 27 16 11 17 11 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1005.8 1002.4 1002.2 994.8 996.0 989.9 989.0 991.6 996.8 1000.6 1000.8 1002.4 997.7 MAX. QFE PRESSURE IN HPA 1016.2 1010.1 1019.1 1008.6 1001.8 997.5 994.0 997.4 1008.0 1015.0 1010.4 1020.3 1020.3 DAY 5 21 9 1 28 9 21 19 30 23 26 12 MIN. QFE PRESSURE IN HPA 992.9 989.2 989.0 979.3 990.0 985.7 983.7 981.9 991.0 987.7 990.4 988.4 979.3 DAY 19 24 3 24 4 22 27 16 11 17 11 5 MEAN QNH PRESSURE IN HPA 1007.1 1003.7 1003.5 996.1 997.3 991.2 990.3 992.8 998.1 1001.9 1002.1 1003.7 999.0 MAX. QNH PRESSURE IN HPA 1017.5 1011.4 1020.4 1009.9 1003.1 998.8 995.3 998.7 1009.3 1016.3 1011.7 1021.6 1021.6 DAY 5 21 9 1 28 9 21 19 30 23 26 12 MIN. QNH PRESSURE IN HPA 994.2 990.5 990.3 980.6 991.3 987.0 985.0 983.2 992.3 989.0 991.7 989.7 980.6 DAY 19 24 3 24 4 22 27 16 11 17 11 5 MEAN QFF PRESSURE IN HPA 1007.4 1004.0 1003.8 996.3 997.6 991.4 990.5 993.1 998.3 1002.2 1002.4 1004.0 999.2 MAX. QFF PRESSURE IN HPA 1017.9 1011.7 1020.7 1010.2 1003.3 999.0 995.5 998.9 1009.6 1016.6 1012.0 1022.0 1022.0 DAY 5 21 9 1 28 9 21 19 30 23 26 12 MIN. QFF PRESSURE IN HPA 994.5 990.8 990.5 980.8 991.5 987.2 985.2 983.4 992.5 989.2 992.0 989.9 980.8 DAY 19 24 3 24 4 22 27 16 11 17 11 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1005.8 1002.7 1002.9 995.1 996.9 990.7 990.0 992.3 997.7 1001.2 1001.2 1002.5 998.2 MAX. QFE PRESSURE IN HPA 1016.1 1011.1 1019.1 1009.9 1002.4 998.5 995.3 999.1 1009.0 1015.0 1011.4 1021.7 1021.7 DAY 4 21 9 1 28 9 21 29 30 23 26 12 MIN. QFE PRESSURE IN HPA 991.9 988.2 991.4 981.6 990.0 986.3 984.2 981.9 991.1 989.6 990.9 989.9 981.6 DAY 19 24 2 24 4 22 27 16 23 4 11 5 MEAN QNH PRESSURE IN HPA 1007.1 1004.0 1004.1 996.4 998.1 992.0 991.3 993.6 999.0 1002.5 1002.4 1003.8 999.5 MAX. QNH PRESSURE IN HPA 1017.4 1012.4 1020.4 1011.2 1003.7 999.8 996.6 1000.4 1010.3 1016.3 1012.7 1023.0 1023.0 DAY 4 21 9 1 28 9 21 29 30 23 26 12 MIN. QNH PRESSURE IN HPA 993.2 989.5 992.7 982.9 991.3 987.6 985.5 983.2 992.4 990.9 992.2 991.2 982.9 DAY 19 24 2 24 4 22 27 16 23 4 11 5 MEAN QFF PRESSURE IN HPA 1007.5 1004.3 1004.4 996.6 998.4 992.2 991.5 993.8 999.2 1002.8 1002.7 1004.1 999.8 MAX. QFF PRESSURE IN HPA 1017.8 1012.7 1020.7 1011.5 1003.9 1000.0 996.8 1000.6 1010.6 1016.6 1013.0 1023.4 1023.4 DAY 4 21 9 1 28 9 21 29 30 23 26 12 MIN. QFF PRESSURE IN HPA 993.5 989.8 992.9 983.1 991.5 987.8 985.7 983.4 992.6 991.1 992.4 991.4 983.1 DAY 19 24 2 24 4 22 27 16 25 4 11 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.7 8.5 13.3 17.6 18.8 23.4 28.3 27.1 26.7 21.1 11.4 11.3 18.0 MINIMUN AIR TEMPERATURE (C) 4.3 4.3 8.5 12.7 14.1 17.7 22.4 22.5 20.8 16.1 6.9 7.6 13.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 2 0 7 24 28 19 2 0 0 82 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 2 0 0 0 0 0 0 0 0 0 2 7 TEMPERATURE RECORDS LOWEST(C) -1.0 0.0 3.0 7.0 7.0 11.0 18.0 20.0 17.0 13.0 4.0 0.0 -1.0 DAY 16 6 17 16 3 3 3 21 26 15 3 24 MAXIMUM AIR TEMPERATURE (C) 13.2 12.1 17.5 22.5 22.8 27.9 32.7 30.9 31.6 25.2 15.5 16.0 22.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 3 4 14 26 24 23 3 0 0 98 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 26.0 35.0 31.0 30.0 36.0 38.0 35.0 39.0 34.0 20.0 27.0 39.0 DAY 1 16 24 6 11 30 10 1 11 23 30 16 DIF. BETWEEN (MAX.-MIN.) (C) 8.9 7.8 9.0 9.8 8.7 10.2 10.3 8.4 10.8 9.1 8.6 8.4 9.1 MEAN DAILY TEMP. (MDT) (C) 8.7 8.2 13.0 17.6 18.5 22.8 27.5 26.7 26.2 20.7 11.2 11.8 17.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 5.0 16.0 13.0 73.0 203.0 176.5 157.5 18.0 0.0 0.0 662.0 HEATING DEG. DAYS(BASE 18 0C) 287.5 276.0 167.5 56.5 35.0 3.5 0.0 0.0 0.0 1.5 204.0 193.5 1225.0 DEWPOINT (MEAN C) 1.9 3.4 5.8 10.0 13.0 15.7 18.7 19.6 18.1 12.9 5.6 4.9 10.8 MIXING RATIO (G/KG) 4.53 4.98 5.92 7.96 9.79 11.62 14.07 14.75 13.44 9.55 5.77 5.60 9.00 VAPOUR PRESSURE (HPA) 7.24 7.95 9.41 12.54 15.42 18.19 21.94 23.00 21.02 15.13 9.24 8.91 14.17 SATURATION DEF. (HPA) 4.47 3.78 6.92 8.65 7.12 11.71 17.40 13.36 14.88 10.40 4.54 5.10 9.03 RELATIVE HUMIDITY (MEAN %) 66 73 65 65 72 65 58 65 61 62 70 68 66 RELATIVE HUMIDITY (MAX. %) 81 85 78 81 86 81 73 79 80 77 83 82 81 RELATIVE HUMIDITY (MIN. %) 50 63 53 49 55 51 46 52 48 49 58 55 52 RELATIVE HUMIDITY (MEAN% 03UTC) 73 81 74 74 83 78 68 76 74 72 80 72 75 RELATIVE HUMIDITY (MEAN% 09UTC) 56 68 58 59 61 55 51 55 51 51 59 60 57 RELATIVE HUMIDITY (MEAN% 15UTC) 71 72 64 64 69 64 55 62 58 63 74 74 66 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 54.6 108.8 47.9 48.8 98.1 140.2 1.3 23.0 54.0 51.0 86.2 78.7 792.6 DAYS WITH PRECIPITATION >=10 1 4 2 1 3 2 0 1 2 1 3 3 23 DAYS WITH PRECIPITATION >= 5 5 6 4 4 5 3 0 1 3 1 3 5 40 DAYS WITH PRECIPITATION >= 1 6 10 9 12 11 11 1 5 4 3 11 9 92 DAYS WITH PRECIPITATION 7 13 11 14 15 13 2 11 4 3 11 11 115 GREATEST DAILY PRECIPITATION 26.0 28.0 11.0 12.0 35.0 78.0 1.0 17.0 30.0 47.0 27.0 33.0 78.0 DAY 21 12 15 14 2 22 3 2 26 1 1 17 DAY WITH THUNDER STORM 0 0 0 0 1 1 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 1 1 DAYS WITH DUST 0 0 1 1 0 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 270 270 225 270 270 270 270 270 270 225 270 225 270 PREVAILING WIND SPEED(KNOTS) 6.1 5.3 5.0 5.9 5.5 5.4 5.3 4.7 5.5 6.6 6.2 5.3 5.5 PREVAILING WIND PERCENT 5.4 7.7 7.0 10.6 18.3 23.9 15.1 16.1 4.4 4.8 2.8 3.4 9.6 CALMS PERCENT OF WIND 85.5 81.5 84.9 79.4 75.8 68.9 81.7 78.5 92.2 87.6 94.4 93.6 83.8 NO. OF WIND OBSERVATION 186 168 186 180 186 180 186 186 180 186 180 204 2208 VECTOR WIND DIRECTION (MEAN) 245 272 256 258 269 265 268 267 265 252 288 250 263 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.5 0.6 0.8 1.0 1.4 0.9 0.9 0.3 0.4 0.2 0.4 0.6 WIND STEADINESES (MEAN %) 62.5 55.6 75.0 66.7 76.9 87.5 90.0 81.8 75.0 57.1 66.7 100.0 66.7 WIND SPEED (MEAN KNOTS) 0.8 0.9 0.8 1.2 1.3 1.6 1.0 1.1 0.4 0.7 0.3 0.4 0.9 FASTEST WIND DIRECTION 270 250 240 270 240 270 270 240 280 240 270 270 270 FASTEST WIND SPEED (KNOTS) 16 7 10 13 10 10 8 8 7 10 10 10 16 DAY 21 22 7 10 1 2 2 20 11 1 1 16 DAYS WITH SKY CLEAR (0-2)/8 14 8 11 8 10 10 15 10 22 16 13 11 148 DAYS WITH P.CLOUDY (3-6)/8 7 6 4 8 5 10 13 11 2 5 10 8 89 DAYS WITH CLOUDY (7-8)/8 10 14 16 14 16 10 3 10 6 10 7 12 128 DAYS WITH VISIBILITY =< 2 KM 1 1 0 0 0 0 0 0 0 0 0 2 4 DURATION OF SUNSHINE HOURS ****** ****** 104.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.6 1003.0 998.9 994.2 996.4 993.0 992.9 993.2 994.3 1001.3 1005.4 998.8 997.8 MAX. QFE PRESSURE IN HPA 1017.6 1020.3 1010.0 1006.9 1010.0 1007.6 1002.1 1000.4 1005.9 1010.9 1015.3 1021.0 1021.0 DAY-HOUR 13- 6 5- 9 19- 6 11-18 2-15 8- 3 7- 6 21- 6 26- 9 10- 3 5- 6 23-18 MIN. QFE PRESSURE IN HPA 980.3 984.9 980.7 981.3 983.5 977.8 979.4 983.7 984.4 990.1 993.5 981.0 977.8 DAY-HOUR 21- 3 17-12 24-18 10- 3 31-15 21-12 1-12 14- 3 30-15 31-12 7-18 16- 9 MEAN QNH PRESSURE IN HPA 1003.9 1004.3 1000.2 995.4 997.7 994.3 994.1 994.5 995.6 1002.5 1006.7 1000.1 999.1 MAX. QNH PRESSURE IN HPA 1018.9 1021.6 1011.3 1008.2 1011.3 1008.9 1003.4 1001.7 1007.2 1012.2 1016.6 1022.3 1022.3 DAY-HOUR 13- 6 5- 9 19- 6 11-18 2-15 8- 3 7- 6 21- 6 26- 9 10- 3 5- 6 23-18 MIN. QNH PRESSURE IN HPA 981.6 986.2 982.0 982.6 984.8 979.0 980.7 985.0 985.7 991.4 994.8 982.3 979.0 DAY-HOUR 21- 3 17-12 24-18 10- 3 31-15 21-12 1-12 14- 3 30-15 31-12 7-18 16- 9 MEAN QFF PRESSURE IN HPA 1004.2 ****** 1000.5 995.7 998.0 994.6 994.4 994.8 995.9 1002.9 1007.2 1000.5 ****** MAX. QFF PRESSURE IN HPA 1019.3 ****** 1011.6 1008.5 1011.6 1009.2 1003.6 1001.9 1006.9 1012.5 1016.9 1022.7 ****** DAY-HOUR 13- 6 **-** 19- 6 11-18 2-18 8- 3 7- 6 21- 6 26-18 10- 3 5- 6 23-18 MIN. QFF PRESSURE IN HPA 981.8 ****** 982.2 982.8 985.0 979.5 980.9 985.2 985.9 991.7 995.1 982.9 ****** DAY-HOUR 21- 3 **-** 24-18 10- 3 31-15 21-15 1-15 14- 3 30-15 27-18 7-18 16- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1001.7 1002.9 998.7 993.8 996.4 993.4 993.1 993.7 994.5 1001.5 1005.0 998.6 997.8 MAX. QFE PRESSURE IN HPA 1017.1 1017.9 1009.2 1006.7 1008.3 1007.6 1001.1 999.7 1003.0 1010.9 1014.1 1018.2 1018.2 DAY 13 5 19 12 3 8 7 21 28 10 5 24 MIN. QFE PRESSURE IN HPA 980.3 988.3 987.3 981.3 987.5 983.2 980.0 983.7 989.9 993.5 993.5 981.4 980.0 DAY 21 17 12 10 30 21 1 14 2 23 8 16 MEAN QNH PRESSURE IN HPA 1003.0 1004.2 1000.0 995.1 997.7 994.7 994.4 995.0 995.8 1002.8 1006.3 999.9 999.1 MAX. QNH PRESSURE IN HPA 1018.4 1019.2 1010.5 1008.0 1009.6 1008.9 1002.4 1001.0 1004.3 1012.2 1015.4 1019.5 1019.5 DAY 13 5 19 12 3 8 7 21 28 10 5 24 MIN. QNH PRESSURE IN HPA 981.6 989.6 988.6 982.6 988.8 984.5 981.3 985.0 991.2 994.8 994.8 982.7 981.3 DAY 21 17 12 10 30 21 1 14 2 23 8 16 MEAN QFF PRESSURE IN HPA 1003.3 1004.5 1000.3 995.3 998.0 995.0 994.6 995.2 996.0 1003.0 1006.6 1000.2 999.3 MAX. QFF PRESSURE IN HPA 1018.8 1019.6 1010.8 1008.3 1009.9 1009.2 1002.6 1001.2 1004.5 1012.5 1015.7 1019.9 1019.9 DAY 13 5 19 12 3 8 7 21 28 10 5 24 MIN. QFF PRESSURE IN HPA 981.8 989.8 988.9 982.8 989.0 984.7 981.5 985.2 991.4 995.0 995.1 982.9 981.5 DAY 21 17 12 10 30 21 1 14 2 28 8 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1003.1 1003.9 999.7 994.8 996.9 993.7 993.6 994.4 995.5 1002.2 1006.1 1000.1 998.7 MAX. QFE PRESSURE IN HPA 1017.6 1019.8 1010.0 1006.7 1008.5 1007.6 1002.1 1000.4 1003.7 1010.9 1015.3 1017.4 1019.8 DAY 13 5 19 12 3 8 7 21 26 10 5 24 MIN. QFE PRESSURE IN HPA 987.3 989.1 987.3 982.0 987.0 981.6 980.7 985.8 990.2 992.8 994.7 981.6 980.7 DAY 21 17 24 10 30 21 1 14 2 31 8 16 MEAN QNH PRESSURE IN HPA 1004.4 1005.2 1000.9 996.1 998.1 994.9 994.9 995.7 996.7 1003.5 1007.4 1001.3 999.9 MAX. QNH PRESSURE IN HPA 1018.9 1021.1 1011.3 1008.0 1009.8 1008.9 1003.4 1001.7 1005.0 1012.2 1016.6 1018.7 1021.1 DAY 13 5 19 12 3 8 7 21 26 10 5 24 MIN. QNH PRESSURE IN HPA 988.6 990.4 988.6 983.3 988.3 982.9 982.0 987.1 991.5 994.1 996.0 982.9 982.0 DAY 21 17 24 10 30 21 1 14 2 31 8 16 MEAN QFF PRESSURE IN HPA 1004.7 1005.6 1001.2 996.4 998.4 995.2 995.1 995.9 997.0 1003.8 1007.7 1001.7 1000.2 MAX. QFF PRESSURE IN HPA 1019.3 1021.5 1011.6 1008.3 1010.1 1009.2 1003.6 1001.9 1005.2 1012.4 1016.9 1019.1 1021.5 DAY 13 5 19 12 3 8 7 21 26 10 5 24 MIN. QFF PRESSURE IN HPA 988.9 990.6 988.8 983.5 988.5 983.1 982.2 987.3 991.7 994.3 996.3 983.1 982.2 DAY 21 17 24 10 30 21 1 14 2 31 8 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1003.0 1003.6 999.4 994.7 996.4 993.2 993.3 993.6 994.8 1001.5 1005.3 999.2 998.2 MAX. QFE PRESSURE IN HPA 1017.2 1020.3 1010.0 1006.3 1008.8 1006.1 1000.8 999.8 1005.9 1010.4 1014.3 1018.2 1020.3 DAY 13 5 19 13 2 8 7 21 26 10 5 23 MIN. QFE PRESSURE IN HPA 992.1 987.6 984.5 983.0 985.8 979.7 979.7 987.7 988.0 990.6 995.6 981.0 979.7 DAY 21 17 24 25 31 21 1 5 30 31 8 16 MEAN QNH PRESSURE IN HPA 1004.3 1004.9 1000.7 996.0 997.7 994.5 994.6 994.8 996.0 1002.8 1006.6 1000.4 999.4 MAX. QNH PRESSURE IN HPA 1018.5 1021.6 1011.3 1007.6 1010.1 1007.4 1002.1 1001.1 1007.2 1011.7 1015.6 1019.5 1021.6 DAY 13 5 19 13 2 8 7 21 26 10 5 23 MIN. QNH PRESSURE IN HPA 993.4 988.9 985.8 984.3 987.1 981.0 981.0 989.0 989.3 991.9 996.9 982.3 981.0 DAY 21 17 24 25 31 21 1 5 30 31 8 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1002.4 1002.4 998.6 993.8 996.0 992.4 992.5 992.5 993.6 1000.6 1004.9 998.1 997.3 MAX. QFE PRESSURE IN HPA 1015.6 1019.9 1009.7 1005.1 1009.3 1004.1 1000.1 998.9 1005.7 1010.3 1013.7 1019.6 1019.9 DAY 13 5 19 13 2 8 7 21 26 10 2 23 MIN. QFE PRESSURE IN HPA 989.7 984.9 982.7 983.0 986.3 977.8 979.4 986.2 984.7 990.1 995.2 982.4 977.8 DAY 4 17 24 25 31 21 1 5 30 31 7 16 MEAN QNH PRESSURE IN HPA 1003.7 1003.7 999.9 995.1 997.3 993.7 993.7 993.8 994.9 1001.9 1006.2 999.4 998.6 MAX. QNH PRESSURE IN HPA 1016.9 1021.2 1011.0 1006.4 1010.6 1005.4 1001.4 1000.2 1007.0 1011.6 1015.0 1020.9 1021.2 DAY 13 5 19 13 2 8 7 21 26 10 2 23 MIN. QNH PRESSURE IN HPA 991.0 986.2 984.0 984.3 987.6 979.0 980.7 987.5 986.0 991.4 996.5 983.7 979.0 DAY 4 17 24 25 31 21 1 5 30 31 7 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.7 1002.4 998.5 993.6 996.0 992.2 992.0 992.3 993.4 1000.6 1005.3 998.2 997.3 MAX. QFE PRESSURE IN HPA 1015.6 1019.5 1009.2 1005.1 1010.0 1003.1 1000.1 998.2 1005.3 1010.3 1013.7 1019.8 1019.8 DAY 13 5 19 13 2 8 7 21 26 10 2 23 MIN. QFE PRESSURE IN HPA 985.5 985.2 981.7 982.5 983.5 978.0 979.4 985.4 984.4 990.2 995.2 985.0 978.0 DAY 4 17 24 25 31 21 1 13 30 27 7 16 MEAN QNH PRESSURE IN HPA 1004.0 1003.6 999.7 994.9 997.3 993.5 993.3 993.5 994.7 1001.9 1006.6 999.5 998.5 MAX. QNH PRESSURE IN HPA 1016.9 1020.8 1010.5 1006.4 1011.3 1004.4 1001.4 999.5 1006.6 1011.6 1015.0 1021.1 1021.1 DAY 13 5 19 13 2 8 7 21 26 10 2 23 MIN. QNH PRESSURE IN HPA 986.8 986.5 983.0 983.8 984.8 979.2 980.7 986.7 985.7 991.5 996.5 986.3 979.2 DAY 4 17 24 25 31 21 1 13 30 27 7 16 MEAN QFF PRESSURE IN HPA 1004.4 1004.0 1000.0 995.2 997.5 993.7 993.5 993.8 994.9 1002.1 1006.9 999.8 998.8 MAX. QFF PRESSURE IN HPA 1017.3 1021.2 1010.8 1006.7 1011.6 1004.6 1001.6 999.7 1006.9 1011.9 1015.3 1021.5 1021.5 DAY 13 5 19 13 2 8 7 21 26 10 2 23 MIN. QFF PRESSURE IN HPA 987.1 986.7 983.2 984.0 985.0 979.5 980.9 986.9 985.9 991.7 996.8 986.5 979.5 DAY 4 17 24 25 31 21 1 13 30 27 7 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1002.9 1003.0 998.9 994.3 996.7 993.2 992.8 993.0 994.3 1001.3 1006.0 998.4 997.9 MAX. QFE PRESSURE IN HPA 1016.1 1019.5 1009.8 1006.9 1010.0 1006.6 1000.6 998.7 1005.3 1009.9 1013.7 1021.0 1021.0 DAY 13 5 18 11 2 7 7 28 26 10 2 23 MIN. QFE PRESSURE IN HPA 986.5 986.8 980.7 983.5 987.5 980.5 982.4 985.4 985.2 990.2 993.5 987.7 980.5 DAY 4 21 24 24 31 30 1 13 30 27 7 15 MEAN QNH PRESSURE IN HPA 1004.2 1004.3 1000.2 995.6 998.0 994.5 994.0 994.3 995.6 1002.6 1007.3 999.7 999.2 MAX. QNH PRESSURE IN HPA 1017.4 1020.8 1011.1 1008.2 1011.3 1007.9 1001.9 1000.0 1006.6 1011.2 1015.0 1022.3 1022.3 DAY 13 5 18 11 2 7 7 28 26 10 2 23 MIN. QNH PRESSURE IN HPA 987.8 988.1 982.0 984.8 988.8 981.8 983.7 986.7 986.5 991.5 994.8 989.0 981.8 DAY 4 21 24 24 31 30 1 13 30 27 7 15 MEAN QFF PRESSURE IN HPA 1004.5 1004.6 1000.5 995.8 998.3 994.7 994.3 994.5 995.8 1002.8 1007.6 1000.0 999.5 MAX. QFF PRESSURE IN HPA 1017.8 1021.2 1011.4 1008.5 1011.6 1008.2 1002.1 1000.2 1006.9 1011.5 1015.4 1022.7 1022.7 DAY 13 5 18 11 2 7 7 28 26 10 2 23 MIN. QFF PRESSURE IN HPA 988.1 988.4 982.2 985.0 989.0 982.0 983.9 986.9 986.7 991.7 995.1 989.3 982.0 DAY 4 21 24 24 31 30 1 13 30 27 7 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.5 8.8 11.2 15.9 20.0 23.5 27.5 28.0 26.1 21.0 14.5 10.6 17.9 MINIMUN AIR TEMPERATURE (C) 4.1 5.3 7.0 12.3 15.5 19.4 23.7 23.2 21.4 16.7 10.6 7.1 13.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 0 7 31 31 18 0 0 0 88 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 1 5 0 0 0 0 0 0 0 0 0 0 6 TEMPERATURE RECORDS LOWEST(C) -1.0 -1.0 1.0 7.0 9.0 17.0 21.0 21.0 16.0 10.0 6.0 2.0 -1.0 DAY 9 19 2 1 1 2 10 5 21 28 7 24 MAXIMUM AIR TEMPERATURE (C) 12.0 13.6 16.5 21.1 25.8 29.3 32.7 34.0 32.1 26.9 20.1 16.0 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 10 15 26 29 25 8 1 0 117 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 29.0 26.0 27.0 31.0 32.0 42.0 38.0 39.0 41.0 37.0 36.0 23.0 42.0 DAY 4 14 17 4 20 5 26 16 17 24 2 14 DIF. BETWEEN (MAX.-MIN.) (C) 7.9 8.3 9.5 8.8 10.3 9.9 9.0 10.8 10.7 10.2 9.5 8.9 9.4 MEAN DAILY TEMP. (MDT) (C) 8.1 9.4 11.7 16.7 20.6 24.4 28.2 28.6 26.7 21.8 15.3 11.5 18.6 COOLING DEG. DAYS(BASE 21 0C) 1.0 0.0 0.0 10.0 36.5 102.5 223.5 236.5 172.5 46.5 6.5 0.0 835.5 HEATING DEG. DAYS(BASE 18 0C) 314.5 241.5 195.5 76.0 18.0 0.0 0.0 0.0 0.0 3.0 97.0 200.5 1146.0 DEWPOINT (MEAN C) 1.8 2.6 4.8 10.9 12.4 16.9 20.7 18.7 18.1 14.7 7.7 4.5 11.1 MIXING RATIO (G/KG) 4.44 4.76 5.68 8.41 9.25 12.34 15.79 14.05 13.56 10.82 6.71 5.45 9.27 VAPOUR PRESSURE (HPA) 7.11 7.58 9.02 13.28 14.62 19.36 24.54 21.91 21.26 17.08 10.70 8.68 14.59 SATURATION DEF. (HPA) 3.97 4.60 5.04 5.62 9.70 10.45 12.83 16.86 13.69 8.52 6.51 4.45 8.52 RELATIVE HUMIDITY (MEAN %) 71 68 68 75 64 69 68 59 64 70 67 69 68 RELATIVE HUMIDITY (MAX. %) 82 80 83 89 82 86 82 74 78 86 82 84 82 RELATIVE HUMIDITY (MIN. %) 57 54 52 58 46 50 51 44 47 52 50 53 51 RELATIVE HUMIDITY (MEAN% 03UTC) 75 71 74 80 72 78 77 64 69 77 71 73 73 RELATIVE HUMIDITY (MEAN% 09UTC) 64 65 58 65 51 52 55 48 51 54 55 59 56 RELATIVE HUMIDITY (MEAN% 15UTC) 74 74 70 75 58 64 63 56 63 71 70 76 68 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.6 106.8 54.0 59.2 49.8 16.2 14.4 23.6 30.4 31.0 36.2 105.4 582.6 DAYS WITH PRECIPITATION >=10 1 6 2 3 2 0 0 1 1 2 2 3 23 DAYS WITH PRECIPITATION >= 5 6 7 3 6 3 1 0 1 1 2 3 7 40 DAYS WITH PRECIPITATION >= 1 10 12 9 11 6 5 5 2 5 4 5 9 83 DAYS WITH PRECIPITATION 11 17 11 14 8 7 5 4 5 8 7 10 107 GREATEST DAILY PRECIPITATION 15.0 32.0 22.0 11.0 20.0 5.0 4.0 22.0 20.4 14.0 15.6 29.0 32.0 DAY 8 17 27 16 7 17 8 1 14 17 4 17 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 1 1 1 3 DAYS WITH SNOW OR SLEET 0 4 0 0 0 0 0 0 0 0 0 0 4 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 225 270 PREVAILING WIND SPEED(KNOTS) 4.3 6.5 5.0 6.4 6.0 5.3 5.4 4.5 5.9 4.3 7.1 6.3 5.5 PREVAILING WIND PERCENT 1.2 1.8 4.4 7.1 13.7 17.5 10.5 11.7 7.5 1.6 3.3 2.4 6.9 CALMS PERCENT OF WIND 98.0 96.4 94.0 87.1 84.3 79.2 85.5 87.5 92.1 96.8 96.7 95.6 91.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 247 240 248 2919 VECTOR WIND DIRECTION (MEAN) 251 249 268 262 266 265 259 267 267 294 269 252 264 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.1 0.2 0.6 0.9 1.1 0.7 0.5 0.5 0.1 0.2 0.3 0.4 WIND STEADINESES (MEAN %) 100.0 50.0 66.7 75.0 100.0 100.0 87.5 83.3 100.0 100.0 100.0 100.0 80.0 WIND SPEED (MEAN KNOTS) 0.1 0.2 0.3 0.8 0.9 1.1 0.8 0.6 0.5 0.1 0.2 0.3 0.5 FASTEST WIND DIRECTION 240 250 270 240 270 270 270 270 270 320 270 240 240 FASTEST WIND SPEED (KNOTS) 12 8 6 10 12 10 8 6 12 6 12 8 12 DAY 5 12 4 20 18 5 2 1 18 17 9 3 DAYS WITH SKY CLEAR (0-2)/8 11 2 12 6 11 8 10 24 19 13 17 18 151 DAYS WITH P.CLOUDY (3-6)/8 8 14 5 8 12 13 9 5 8 12 6 6 106 DAYS WITH CLOUDY (7-8)/8 12 12 14 16 8 9 12 2 3 6 7 7 108 DAYS WITH VISIBILITY =< 2 KM 4 3 4 1 0 0 0 0 0 0 1 2 15 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1003.2 999.7 999.9 997.6 998.6 995.6 991.6 993.0 998.1 999.4 1003.7 1000.1 998.4 MAX. QFE PRESSURE IN HPA 1018.4 1015.4 1016.0 1014.5 1007.7 1006.6 999.7 1000.4 1005.9 1011.6 1014.4 1015.0 1018.4 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 MIN. QFE PRESSURE IN HPA 986.8 985.3 986.0 984.5 989.3 985.9 981.5 984.2 989.1 989.1 981.4 988.4 981.4 DAY-HOUR 4-21 8-15 25-15 19-15 16-12 23-15 6-15 14- 0 5-15 4-12 29- 3 1-12 MEAN QNH PRESSURE IN HPA 1004.5 1001.0 1001.1 998.9 999.9 996.8 992.9 994.3 999.4 1000.7 1005.0 1001.4 999.6 MAX. QNH PRESSURE IN HPA 1019.7 1016.7 1017.3 1015.8 1009.0 1007.9 1001.0 1001.7 1007.2 1012.9 1015.7 1016.3 1019.7 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 MIN. QNH PRESSURE IN HPA 988.1 986.6 987.3 985.8 990.6 987.2 982.8 985.5 990.4 990.4 982.7 989.7 982.7 DAY-HOUR 4-21 8-15 25-15 19-15 16-12 23-15 6-15 14- 0 5-15 4-12 29- 3 1-12 MEAN QFF PRESSURE IN HPA 1004.8 1001.3 1001.4 999.1 1000.1 997.1 993.1 994.5 999.6 1000.9 1005.3 1001.7 999.9 MAX. QFF PRESSURE IN HPA 1020.1 1017.1 1017.7 1016.1 1009.3 1008.1 1001.2 1001.9 1007.5 1013.2 1016.0 1016.7 1020.1 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 MIN. QFF PRESSURE IN HPA 988.3 986.8 987.5 986.0 990.8 987.4 983.0 985.6 990.6 990.6 982.9 990.0 982.9 DAY-HOUR 4-21 8-15 25-18 19-15 16-12 23-15 6-18 14- 0 5-15 4-12 29- 3 1-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1002.8 999.2 999.4 997.1 998.0 995.9 991.2 992.2 997.7 998.9 1003.7 999.7 998.0 MAX. QFE PRESSURE IN HPA 1018.3 1013.2 1013.9 1014.0 1006.2 1004.4 998.0 999.7 1005.0 1010.4 1014.0 1014.6 1018.3 DAY 18 18 5 28 25 11 20 3 21 9 11 22 MIN. QFE PRESSURE IN HPA 989.6 986.8 989.0 988.3 989.5 986.4 982.4 984.2 990.0 992.5 982.8 991.4 982.4 DAY 5 12 27 19 15 23 7 14 18 24 29 15 MEAN QNH PRESSURE IN HPA 1004.1 1000.5 1000.7 998.4 999.3 997.1 992.5 993.5 999.0 1000.1 1005.0 1001.0 999.3 MAX. QNH PRESSURE IN HPA 1019.6 1014.5 1015.2 1015.3 1007.5 1005.7 999.3 1001.0 1006.3 1011.7 1015.3 1015.9 1019.6 DAY 18 18 5 28 25 11 20 3 21 9 11 22 MIN. QNH PRESSURE IN HPA 990.9 988.1 990.3 989.6 990.8 987.7 983.7 985.5 991.3 993.8 984.1 992.7 983.7 DAY 5 12 27 19 15 23 7 14 18 24 29 15 MEAN QFF PRESSURE IN HPA 1004.4 1000.8 1001.0 998.7 999.5 997.4 992.7 993.7 999.2 1000.4 1005.3 1001.3 999.5 MAX. QFF PRESSURE IN HPA 1020.0 1014.8 1015.6 1015.6 1007.8 1005.9 999.5 1001.2 1006.6 1012.0 1015.6 1016.3 1020.0 DAY 18 18 5 28 25 11 20 3 21 9 11 22 MIN. QFF PRESSURE IN HPA 991.1 988.4 990.6 989.8 991.0 987.9 983.9 985.6 991.5 994.0 984.3 993.0 983.9 DAY 5 12 27 19 15 23 7 14 18 24 29 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1003.3 999.6 1000.1 997.2 998.6 996.1 992.4 993.2 998.3 999.6 1004.0 999.9 998.5 MAX. QFE PRESSURE IN HPA 1018.1 1014.0 1013.7 1013.2 1006.6 1004.4 999.1 1000.1 1005.2 1011.0 1014.4 1014.2 1018.1 DAY 18 18 5 27 25 11 20 3 21 9 11 22 MIN. QFE PRESSURE IN HPA 990.2 988.6 988.4 987.4 990.4 987.4 985.1 984.9 990.2 991.9 981.4 991.4 981.4 DAY 6 12 27 19 15 23 6 14 17 24 29 13 MEAN QNH PRESSURE IN HPA 1004.6 1000.9 1001.3 998.5 999.9 997.3 993.7 994.5 999.6 1000.8 1005.3 1001.2 999.8 MAX. QNH PRESSURE IN HPA 1019.4 1015.3 1015.0 1014.5 1007.9 1005.7 1000.4 1001.4 1006.5 1012.3 1015.7 1015.5 1019.4 DAY 18 18 5 27 25 11 20 3 21 9 11 22 MIN. QNH PRESSURE IN HPA 991.5 989.9 989.7 988.7 991.7 988.7 986.4 986.2 991.5 993.2 982.7 992.7 982.7 DAY 6 12 27 19 15 23 6 14 17 24 29 13 MEAN QFF PRESSURE IN HPA 1004.9 1001.2 1001.7 998.8 1000.2 997.6 993.9 994.7 999.8 1001.1 1005.6 1001.5 1000.1 MAX. QFF PRESSURE IN HPA 1019.8 1015.6 1015.4 1014.8 1008.2 1005.9 1000.6 1001.6 1006.8 1012.6 1016.0 1015.9 1019.8 DAY 18 18 5 27 25 11 20 3 21 9 11 22 MIN. QFF PRESSURE IN HPA 991.8 990.1 990.0 988.9 991.9 988.9 986.6 986.4 991.7 993.4 982.9 993.0 982.9 DAY 6 16 27 19 15 23 6 14 17 24 29 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1004.4 1000.4 1001.0 998.2 999.4 996.2 992.8 994.2 999.1 1000.4 1004.8 1000.7 999.3 MAX. QFE PRESSURE IN HPA 1018.4 1015.4 1014.4 1014.5 1006.6 1005.2 999.7 1000.4 1005.9 1011.1 1014.4 1014.9 1018.4 DAY 18 18 5 27 25 10 20 3 21 9 11 22 MIN. QFE PRESSURE IN HPA 990.8 989.2 990.6 987.8 991.8 987.7 984.7 986.3 990.7 991.9 984.2 991.4 984.2 DAY 6 15 27 13 17 23 6 14 17 24 29 13 MEAN QNH PRESSURE IN HPA 1005.7 1001.7 1002.3 999.4 1000.6 997.5 994.0 995.4 1000.4 1001.7 1006.0 1002.0 1000.6 MAX. QNH PRESSURE IN HPA 1019.7 1016.7 1015.7 1015.8 1007.9 1006.5 1001.0 1001.7 1007.2 1012.4 1015.7 1016.2 1019.7 DAY 18 18 5 27 25 10 20 3 21 9 11 22 MIN. QNH PRESSURE IN HPA 992.1 990.5 991.9 989.1 993.1 989.0 986.0 987.6 992.0 993.2 985.5 992.7 985.5 DAY 6 15 27 13 17 23 6 14 17 24 29 13 MEAN QFF PRESSURE IN HPA 1006.0 1002.0 1002.6 999.7 1000.9 997.7 994.2 995.6 1000.6 1001.9 1006.3 1002.3 1000.8 MAX. QFF PRESSURE IN HPA 1020.1 1017.1 1016.0 1016.1 1008.2 1006.7 1001.2 1001.9 1007.5 1012.7 1016.0 1016.6 1020.1 DAY 18 18 5 27 25 10 20 3 21 9 11 22 MIN. QFF PRESSURE IN HPA 992.4 990.8 992.2 989.3 993.3 989.2 986.2 987.8 992.2 993.4 985.7 993.0 985.7 DAY 6 15 27 13 17 23 6 14 17 24 29 13 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1003.7 1000.5 1000.5 998.1 999.1 995.7 992.2 993.8 998.5 999.5 1003.9 1000.1 998.8 MAX. QFE PRESSURE IN HPA 1018.4 1015.4 1014.1 1014.1 1007.7 1005.6 998.4 1000.0 1005.0 1010.1 1014.0 1014.9 1018.4 DAY 18 18 4 27 24 10 20 3 21 9 11 22 MIN. QFE PRESSURE IN HPA 990.0 988.2 989.0 988.3 991.4 986.9 983.7 986.7 990.5 989.6 983.4 988.8 983.4 DAY 4 15 27 19 17 23 6 14 17 4 29 1 MEAN QNH PRESSURE IN HPA 1004.9 1001.8 1001.8 999.4 1000.4 997.0 993.5 995.1 999.7 1000.8 1005.2 1001.4 1000.1 MAX. QNH PRESSURE IN HPA 1019.7 1016.7 1015.4 1015.4 1009.0 1006.9 999.7 1001.3 1006.3 1011.4 1015.3 1016.2 1019.7 DAY 18 18 4 27 24 10 20 3 21 9 11 22 MIN. QNH PRESSURE IN HPA 991.3 989.5 990.3 989.6 992.7 988.2 985.0 988.0 991.8 990.9 984.7 990.1 984.7 DAY 4 15 27 19 17 23 6 14 17 4 29 1 MEAN QFF PRESSURE IN HPA 1005.3 1002.1 1002.1 999.7 1000.7 997.2 993.7 995.3 1000.0 1001.0 1005.5 1001.7 1000.4 MAX. QFF PRESSURE IN HPA 1020.0 1017.1 1015.7 1015.7 1009.3 1007.1 999.9 1001.5 1006.5 1011.7 1015.6 1016.6 1020.0 DAY 18 18 4 27 24 10 20 3 21 9 11 22 MIN. QFF PRESSURE IN HPA 991.5 989.7 990.6 989.8 992.9 988.4 985.2 988.2 992.0 991.1 984.9 990.4 984.9 DAY 4 15 27 19 17 23 6 14 17 4 29 1 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1002.6 999.4 999.4 997.1 998.2 994.7 991.0 992.6 997.4 998.8 1003.0 999.7 997.8 MAX. QFE PRESSURE IN HPA 1016.9 1012.4 1013.3 1014.1 1007.1 1004.8 997.0 999.4 1004.1 1009.1 1013.4 1012.9 1016.9 DAY 26 18 4 27 24 10 20 2 20 9 10 22 MIN. QFE PRESSURE IN HPA 988.0 986.3 987.5 987.3 989.3 986.3 982.0 985.3 989.6 989.1 982.0 988.4 982.0 DAY 4 8 25 19 16 23 6 14 5 4 29 1 MEAN QNH PRESSURE IN HPA 1003.9 1000.7 1000.7 998.4 999.5 996.0 992.3 993.9 998.7 1000.0 1004.3 1001.0 999.1 MAX. QNH PRESSURE IN HPA 1018.2 1013.7 1014.6 1015.4 1008.4 1006.1 998.3 1000.7 1005.4 1010.4 1014.7 1014.2 1018.2 DAY 26 18 4 27 24 10 20 2 20 9 10 22 MIN. QNH PRESSURE IN HPA 989.3 987.6 988.8 988.6 990.6 987.6 983.3 986.6 990.9 990.4 983.3 989.7 983.3 DAY 4 8 25 19 16 23 6 14 5 4 29 1 MEAN QFF PRESSURE IN HPA 1004.2 1001.0 1001.0 998.7 999.7 996.3 992.5 994.1 998.9 1000.3 1004.6 1001.3 999.4 MAX. QFF PRESSURE IN HPA 1018.5 1014.0 1015.0 1015.7 1008.7 1006.3 998.5 1000.9 1005.6 1010.7 1015.0 1014.5 1018.5 DAY 26 18 4 27 24 10 20 2 20 9 10 22 MIN. QFF PRESSURE IN HPA 989.5 987.8 989.0 988.8 990.8 987.8 983.5 986.8 991.1 990.6 983.5 990.0 983.5 DAY 4 8 25 19 16 23 6 14 17 4 29 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.8 999.6 999.3 997.1 998.1 994.5 990.6 992.4 997.4 999.2 1003.3 1000.2 997.9 MAX. QFE PRESSURE IN HPA 1017.4 1012.1 1013.8 1014.5 1006.6 1004.8 996.7 999.4 1004.9 1009.6 1013.7 1013.5 1017.4 DAY 17 18 4 27 24 10 9 2 20 8 10 21 MIN. QFE PRESSURE IN HPA 987.0 985.3 986.0 984.5 989.6 985.9 981.5 985.4 989.1 989.9 982.8 989.6 981.5 DAY 4 8 25 19 14 23 6 13 5 24 29 1 MEAN QNH PRESSURE IN HPA 1004.1 1000.9 1000.6 998.3 999.4 995.8 991.9 993.7 998.7 1000.5 1004.6 1001.5 999.2 MAX. QNH PRESSURE IN HPA 1018.7 1013.4 1015.1 1015.8 1007.9 1006.1 998.0 1000.7 1006.2 1010.9 1015.0 1014.8 1018.7 DAY 17 18 4 27 24 10 9 2 20 8 10 21 MIN. QNH PRESSURE IN HPA 988.3 986.6 987.3 985.8 990.9 987.2 982.8 986.7 990.4 991.2 984.1 990.9 982.8 DAY 4 8 25 19 14 23 6 13 5 24 29 1 MEAN QFF PRESSURE IN HPA 1004.4 1001.2 1000.9 998.6 999.6 996.0 992.1 993.9 998.9 1000.7 1004.9 1001.8 999.4 MAX. QFF PRESSURE IN HPA 1019.1 1013.8 1015.5 1016.1 1008.2 1006.3 998.2 1000.9 1006.4 1011.2 1015.3 1015.2 1019.1 DAY 17 18 4 27 24 10 9 2 20 8 10 21 MIN. QFF PRESSURE IN HPA 988.5 986.8 987.5 986.0 991.1 987.4 983.0 986.9 990.6 991.4 984.3 991.2 983.0 DAY 4 8 25 19 14 23 6 13 5 24 29 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1003.4 999.8 999.8 998.0 998.9 995.8 991.3 993.1 998.4 999.8 1003.5 1000.5 998.5 MAX. QFE PRESSURE IN HPA 1017.6 1014.0 1016.0 1014.5 1007.6 1006.6 997.5 999.4 1005.6 1011.6 1014.0 1014.8 1017.6 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QFE PRESSURE IN HPA 987.0 985.4 986.0 987.4 990.8 987.2 981.5 985.9 990.1 993.4 986.8 990.3 981.5 DAY 4 8 25 19 14 23 6 13 17 2 29 1 MEAN QNH PRESSURE IN HPA 1004.7 1001.1 1001.1 999.2 1000.2 997.1 992.6 994.4 999.7 1001.1 1004.8 1001.8 999.8 MAX. QNH PRESSURE IN HPA 1018.9 1015.3 1017.3 1015.8 1008.9 1007.9 998.8 1000.7 1006.9 1012.9 1015.3 1016.1 1018.9 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QNH PRESSURE IN HPA 988.3 986.7 987.3 988.7 992.1 988.5 982.8 987.2 991.4 994.7 988.1 991.6 982.8 DAY 4 8 25 19 14 23 6 13 17 2 29 1 MEAN QFF PRESSURE IN HPA 1005.0 1001.4 1001.4 999.5 1000.5 997.3 992.8 994.6 999.9 1001.3 1005.1 1002.1 1000.1 MAX. QFF PRESSURE IN HPA 1019.3 1015.7 1017.7 1016.1 1009.2 1008.1 999.0 1000.9 1007.2 1013.2 1015.6 1016.5 1019.3 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QFF PRESSURE IN HPA 988.5 986.9 987.5 988.9 992.3 988.7 983.0 987.4 991.6 994.9 988.3 991.9 983.0 DAY 4 8 25 19 14 23 6 13 17 2 29 1 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1003.0 999.2 999.5 998.1 998.4 995.7 991.3 992.8 998.1 999.3 1003.3 1000.3 998.3 MAX. QFE PRESSURE IN HPA 1018.0 1012.2 1014.5 1014.0 1007.0 1005.4 997.4 999.4 1005.5 1011.0 1014.0 1015.0 1018.0 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QFE PRESSURE IN HPA 986.8 986.0 990.0 987.8 990.8 986.8 982.4 985.9 990.0 993.5 983.2 990.5 982.4 DAY 4 8 25 4 5 30 6 13 5 26 28 1 MEAN QNH PRESSURE IN HPA 1004.2 1000.4 1000.8 999.4 999.7 997.0 992.6 994.1 999.4 1000.6 1004.6 1001.6 999.5 MAX. QNH PRESSURE IN HPA 1019.3 1013.5 1015.8 1015.3 1008.3 1006.7 998.7 1000.7 1006.8 1012.3 1015.3 1016.3 1019.3 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QNH PRESSURE IN HPA 988.1 987.3 991.3 989.1 992.1 988.1 983.7 987.2 991.3 994.8 984.5 991.8 983.7 DAY 4 8 25 4 5 30 6 13 5 26 28 1 MEAN QFF PRESSURE IN HPA 1004.6 1000.8 1001.1 999.6 1000.0 997.2 992.8 994.3 999.6 1000.8 1004.9 1001.9 999.8 MAX. QFF PRESSURE IN HPA 1019.6 1013.9 1016.1 1015.6 1008.6 1006.9 998.9 1000.9 1007.1 1012.6 1015.6 1016.7 1019.6 DAY 17 18 4 27 24 10 20 2 20 8 10 21 MIN. QFF PRESSURE IN HPA 988.3 987.5 991.5 989.3 992.3 988.3 983.9 987.4 991.5 995.0 984.7 992.1 983.9 DAY 4 8 25 4 5 30 6 13 5 26 28 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.8 6.0 9.6 17.2 20.9 25.2 28.8 26.7 23.1 17.6 15.5 11.2 17.4 MINIMUN AIR TEMPERATURE (C) 3.4 2.7 6.4 13.0 16.2 20.0 24.1 23.2 19.3 14.1 12.0 8.2 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 2 10 31 28 6 1 0 1 80 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 6 8 0 0 0 0 0 0 0 0 0 0 14 TEMPERATURE RECORDS LOWEST(C) -3.0 -1.0 2.0 6.0 11.0 15.0 21.0 18.0 15.0 10.0 7.0 4.0 -3.0 DAY 25 1 1 18 17 1 1 30 24 14 24 27 MAXIMUM AIR TEMPERATURE (C) 11.9 9.8 14.2 22.7 26.9 31.5 35.2 31.8 28.3 22.9 21.1 16.5 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 12 21 29 25 11 2 3 0 107 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 22.0 16.0 26.0 33.0 39.0 43.0 39.0 37.0 33.0 31.0 30.0 29.0 43.0 DAY 28 13 30 11 22 4 27 16 1 3 9 5 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 7.1 7.8 9.7 10.7 11.5 11.1 8.6 9.0 8.8 9.1 8.3 9.2 MEAN DAILY TEMP. (MDT) (C) 7.6 6.2 10.3 17.9 21.5 25.8 29.6 27.5 23.8 18.5 16.6 12.3 18.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 16.5 56.5 143.5 267.5 200.5 86.5 20.0 6.5 4.0 801.5 HEATING DEG. DAYS(BASE 18 0C) 321.0 341.0 239.0 52.5 8.0 0.0 0.0 0.0 0.0 32.5 63.0 189.5 1246.5 DEWPOINT (MEAN C) 1.4 1.7 5.8 11.1 13.8 16.4 19.9 20.3 17.4 11.8 9.7 5.9 11.3 MIXING RATIO (G/KG) 4.34 4.42 5.97 8.53 10.15 12.03 15.04 15.36 12.76 9.00 7.75 5.95 9.27 VAPOUR PRESSURE (HPA) 6.94 7.08 9.49 13.44 15.99 18.83 23.38 23.91 20.01 14.25 12.31 9.49 14.59 SATURATION DEF. (HPA) 3.37 2.46 2.94 7.19 9.98 14.29 17.23 11.78 8.90 6.59 5.87 4.36 7.91 RELATIVE HUMIDITY (MEAN %) 71 75 79 71 67 61 60 69 72 71 71 73 70 RELATIVE HUMIDITY (MAX. %) 84 86 90 86 84 77 76 84 85 85 86 87 84 RELATIVE HUMIDITY (MIN. %) 57 64 64 54 50 43 43 52 55 54 57 57 54 RELATIVE HUMIDITY (MEAN% 03UTC) 76 82 84 79 77 73 70 78 80 76 76 76 77 RELATIVE HUMIDITY (MEAN% 09UTC) 62 66 69 60 55 46 46 55 57 58 60 60 58 RELATIVE HUMIDITY (MEAN% 15UTC) 78 75 79 66 62 54 56 67 70 73 74 79 69 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 117.7 92.1 59.5 25.4 27.2 10.0 0.0 25.2 47.4 86.9 137.4 103.8 732.6 DAYS WITH PRECIPITATION >=10 2 3 1 0 0 0 0 0 1 5 4 4 20 DAYS WITH PRECIPITATION >= 5 5 3 4 1 3 0 0 3 5 7 4 5 40 DAYS WITH PRECIPITATION >= 1 9 12 13 8 9 4 0 6 8 10 7 9 95 DAYS WITH PRECIPITATION 12 14 16 12 10 5 0 9 11 10 11 11 121 GREATEST DAILY PRECIPITATION 75.0 29.0 14.2 5.0 8.0 3.0 0.0 9.0 14.0 17.4 48.0 27.0 75.0 DAY 7 19 3 17 1 17 ** 1 9 9 2 26 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 2 2 0 4 DAYS WITH SNOW OR SLEET 5 3 0 0 0 0 0 0 0 0 0 0 8 DAYS WITH DUST 0 1 0 0 1 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 225 225 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 5.8 5.0 4.6 5.5 6.7 5.3 5.3 4.9 5.6 4.4 8.5 6.7 5.6 PREVAILING WIND PERCENT 1.6 1.7 10.1 10.0 12.5 10.8 6.0 12.5 9.2 6.9 4.6 6.0 7.6 CALMS PERCENT OF WIND 97.6 97.0 85.5 85.0 81.9 87.9 91.1 82.3 86.6 89.5 90.4 90.7 88.8 NO. OF WIND OBSERVATION 247 232 248 240 248 240 248 248 239 248 240 248 2926 VECTOR WIND DIRECTION (MEAN) 253 257 263 267 269 272 278 263 266 270 267 270 267 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.1 0.5 0.6 1.0 0.6 0.4 0.8 0.6 0.3 0.4 0.5 0.5 WIND STEADINESES (MEAN %) 100.0 50.0 71.4 75.0 83.3 100.0 80.0 88.9 85.7 60.0 57.1 83.3 83.3 WIND SPEED (MEAN KNOTS) 0.2 0.2 0.7 0.8 1.2 0.6 0.5 0.9 0.7 0.5 0.7 0.6 0.6 FASTEST WIND DIRECTION 270 240 270 240 270 280 260 270 270 300 270 270 270 FASTEST WIND SPEED (KNOTS) 10 6 7 8 12 8 7 8 10 12 20 10 20 DAY 6 12 30 16 15 22 3 27 9 4 9 7 DAYS WITH SKY CLEAR (0-2)/8 15 10 5 8 11 17 19 9 13 6 12 14 139 DAYS WITH P.CLOUDY (3-6)/8 8 2 7 6 9 7 8 9 8 16 8 7 95 DAYS WITH CLOUDY (7-8)/8 8 17 19 16 11 6 4 13 9 9 10 10 132 DAYS WITH VISIBILITY =< 2 KM 4 3 2 6 0 0 0 0 0 1 2 0 18 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 133.7 115.8 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.4 1003.8 999.4 994.5 995.9 993.4 991.1 992.9 996.5 1000.5 1000.6 1000.8 997.7 MAX. QFE PRESSURE IN HPA 1016.5 1015.1 1010.5 1008.6 1010.0 1003.5 1000.4 1005.8 1007.0 1009.0 1011.8 1013.1 1016.5 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 MIN. QFE PRESSURE IN HPA 987.0 992.5 980.0 982.0 986.0 985.1 983.0 983.0 988.7 986.4 987.0 986.5 980.0 DAY-HOUR 28-18 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 MEAN QNH PRESSURE IN HPA 1003.7 1005.1 1000.7 995.7 997.2 994.7 992.3 994.2 997.8 1001.8 1001.9 1002.1 998.9 MAX. QNH PRESSURE IN HPA 1017.8 1016.4 1011.8 1009.9 1011.3 1004.8 1001.7 1007.1 1008.3 1010.3 1013.1 1014.4 1017.8 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 MIN. QNH PRESSURE IN HPA 988.3 993.8 981.3 983.3 987.3 986.4 984.3 984.3 990.0 987.7 988.3 987.8 981.3 DAY-HOUR 28-18 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 MEAN QFF PRESSURE IN HPA 1004.0 1005.4 1001.0 996.0 997.4 994.9 992.5 994.4 998.0 1002.1 1002.2 1002.4 999.2 MAX. QFF PRESSURE IN HPA 1018.2 1016.8 1012.2 1010.2 1011.6 1005.0 1001.9 1007.3 1008.5 1010.6 1013.4 1014.7 1018.2 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 MIN. QFF PRESSURE IN HPA 988.5 994.1 981.6 983.5 987.5 986.5 984.4 984.5 990.2 987.9 988.5 988.1 981.6 DAY-HOUR 28-21 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1002.2 1003.7 998.9 994.4 995.5 993.3 990.7 992.7 996.3 1000.0 1000.3 1000.5 997.4 MAX. QFE PRESSURE IN HPA 1010.5 1015.1 1009.0 1006.0 1008.0 1002.0 1000.0 1005.1 1006.0 1007.0 1011.4 1010.9 1015.1 DAY 16 1 15 1 16 1 18 30 26 21 3 27 MIN. QFE PRESSURE IN HPA 987.6 994.8 980.0 986.0 986.0 986.0 983.0 984.0 989.0 987.4 990.0 987.8 980.0 DAY 29 18 19 26 23 5 29 19 4 4 17 12 MEAN QNH PRESSURE IN HPA 1003.5 1005.0 1000.1 995.6 996.8 994.6 992.0 993.9 997.5 1001.3 1001.5 1001.7 998.6 MAX. QNH PRESSURE IN HPA 1011.8 1016.4 1010.3 1007.3 1009.3 1003.3 1001.3 1006.4 1007.3 1008.3 1012.7 1012.2 1016.4 DAY 16 1 15 1 16 1 18 30 26 21 3 27 MIN. QNH PRESSURE IN HPA 988.9 996.1 981.3 987.3 987.3 987.3 984.3 985.3 990.3 988.7 991.3 989.1 981.3 DAY 29 18 19 26 23 5 29 19 4 4 17 12 MEAN QFF PRESSURE IN HPA 1003.8 1005.4 1000.5 995.9 997.0 994.8 992.2 994.1 997.8 1001.6 1001.8 1002.0 998.9 MAX. QFF PRESSURE IN HPA 1012.2 1016.8 1010.6 1007.6 1009.6 1003.5 1001.5 1006.6 1007.5 1008.6 1013.0 1012.5 1016.8 DAY 16 1 15 1 16 1 18 30 26 21 3 27 MIN. QFF PRESSURE IN HPA 989.1 996.4 981.6 987.5 987.5 987.4 984.4 985.5 990.5 988.9 991.5 989.4 981.6 DAY 29 18 19 26 23 5 29 19 4 4 17 12 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1004.1 999.4 994.7 995.8 994.0 991.7 993.5 997.1 1000.4 1000.4 1000.6 997.8 MAX. QFE PRESSURE IN HPA 1010.7 1013.2 1009.8 1007.0 1008.8 1003.3 1000.4 1005.3 1004.8 1008.4 1011.8 1011.3 1013.2 DAY 23 1 15 1 16 11 18 30 26 21 3 17 MIN. QFE PRESSURE IN HPA 987.8 992.5 982.4 985.9 987.6 986.7 984.8 985.4 990.8 986.4 990.2 986.5 982.4 DAY 29 18 19 26 23 4 6 19 21 4 9 28 MEAN QNH PRESSURE IN HPA 1003.5 1005.4 1000.7 996.0 997.1 995.3 993.0 994.8 998.3 1001.7 1001.7 1001.9 999.1 MAX. QNH PRESSURE IN HPA 1012.0 1014.5 1011.1 1008.3 1010.1 1004.6 1001.7 1006.6 1006.1 1009.7 1013.1 1012.6 1014.5 DAY 23 1 15 1 16 11 18 30 26 21 3 17 MIN. QNH PRESSURE IN HPA 989.1 993.8 983.7 987.2 988.9 988.0 986.1 986.7 992.1 987.7 991.5 987.8 983.7 DAY 29 18 19 26 23 4 6 19 21 4 9 28 MEAN QFF PRESSURE IN HPA 1003.9 1005.7 1001.0 996.3 997.4 995.5 993.2 995.0 998.6 1002.0 1002.0 1002.2 999.4 MAX. QFF PRESSURE IN HPA 1012.4 1014.9 1011.4 1008.6 1010.4 1004.8 1001.9 1006.8 1006.4 1010.0 1013.4 1012.9 1014.9 DAY 23 1 15 1 16 11 18 30 26 21 3 17 MIN. QFF PRESSURE IN HPA 989.4 994.1 984.0 987.4 989.1 988.2 986.3 986.9 992.3 987.9 991.7 988.1 984.0 DAY 29 18 19 26 23 4 6 19 21 4 9 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1003.2 1004.6 1000.3 995.3 996.5 994.4 992.2 994.0 997.8 1001.2 1001.3 1001.7 998.5 MAX. QFE PRESSURE IN HPA 1012.4 1013.8 1010.0 1008.6 1009.6 1003.5 999.9 1005.8 1004.8 1008.5 1011.8 1013.1 1013.8 DAY 15 2 15 1 16 11 18 30 26 21 3 20 MIN. QFE PRESSURE IN HPA 988.4 993.1 983.3 985.3 986.9 986.8 985.7 984.8 990.8 987.4 990.1 988.0 983.3 DAY 29 18 19 4 14 4 6 19 21 4 9 28 MEAN QNH PRESSURE IN HPA 1004.4 1005.9 1001.6 996.5 997.7 995.7 993.5 995.2 999.1 1002.5 1002.5 1002.9 999.8 MAX. QNH PRESSURE IN HPA 1013.7 1015.1 1011.3 1009.9 1010.9 1004.8 1001.2 1007.1 1006.1 1009.8 1013.1 1014.4 1015.1 DAY 15 2 15 1 16 11 18 30 26 21 3 20 MIN. QNH PRESSURE IN HPA 989.7 994.4 984.6 986.6 988.2 988.1 987.0 986.1 992.1 988.7 991.4 989.3 984.6 DAY 29 18 19 4 14 4 6 19 21 4 9 28 MEAN QFF PRESSURE IN HPA 1004.8 1006.3 1001.9 996.8 998.0 995.9 993.7 995.5 999.3 1002.7 1002.8 1003.3 1000.1 MAX. QFF PRESSURE IN HPA 1014.1 1015.5 1011.6 1010.2 1011.2 1005.0 1001.4 1007.3 1006.3 1010.1 1013.4 1014.7 1015.5 DAY 15 24 15 1 16 11 18 30 26 21 3 20 MIN. QFF PRESSURE IN HPA 990.0 994.7 984.9 986.8 988.4 988.3 987.2 986.3 992.3 988.9 991.6 989.6 984.9 DAY 29 18 19 4 14 4 6 19 21 4 9 28 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1002.4 1004.1 999.8 994.9 996.2 993.9 991.6 993.2 996.9 1000.7 1000.7 1000.9 997.9 MAX. QFE PRESSURE IN HPA 1013.0 1014.6 1010.0 1008.0 1010.0 1003.3 998.7 1004.6 1003.8 1007.7 1010.6 1011.9 1014.6 DAY 31 2 7 1 16 11 18 30 26 21 3 20 MIN. QFE PRESSURE IN HPA 988.2 993.6 985.8 984.8 987.2 986.2 985.7 983.6 990.3 989.8 989.2 988.5 983.6 DAY 29 18 2 26 14 4 6 19 21 4 9 28 MEAN QNH PRESSURE IN HPA 1003.7 1005.4 1001.0 996.2 997.5 995.2 992.8 994.5 998.1 1002.0 1002.0 1002.2 999.2 MAX. QNH PRESSURE IN HPA 1014.3 1015.9 1011.3 1009.3 1011.3 1004.6 1000.0 1005.9 1005.1 1009.0 1011.9 1013.2 1015.9 DAY 31 2 7 1 16 11 18 30 26 21 3 20 MIN. QNH PRESSURE IN HPA 989.5 994.9 987.1 986.1 988.5 987.5 987.0 984.9 991.6 991.1 990.5 989.8 984.9 DAY 29 18 2 26 14 4 6 19 21 4 9 28 MEAN QFF PRESSURE IN HPA 1004.0 1005.7 1001.4 996.5 997.7 995.4 993.0 994.7 998.4 1002.3 1002.3 1002.5 999.5 MAX. QFF PRESSURE IN HPA 1014.7 1016.3 1011.6 1009.6 1011.6 1004.8 1000.2 1006.1 1005.3 1009.3 1012.2 1013.5 1016.3 DAY 31 2 7 1 16 11 18 30 26 21 4 20 MIN. QFF PRESSURE IN HPA 989.7 995.2 987.4 986.3 988.7 987.7 987.2 985.1 991.8 991.3 990.7 990.1 985.1 DAY 29 18 2 26 14 4 6 19 21 4 9 28 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1001.8 1003.4 999.0 994.1 995.5 992.7 990.5 992.0 995.8 1000.1 1000.0 1000.5 997.1 MAX. QFE PRESSURE IN HPA 1013.6 1013.5 1009.7 1006.6 1009.1 1001.6 998.1 1002.8 1003.7 1007.4 1010.2 1010.4 1013.6 DAY 31 2 27 1 16 11 10 30 25 20 2 20 MIN. QFE PRESSURE IN HPA 987.3 992.8 984.3 982.7 986.4 985.1 983.9 983.0 988.7 989.9 987.0 989.3 982.7 DAY 29 18 2 26 14 4 28 19 13 4 9 11 MEAN QNH PRESSURE IN HPA 1003.1 1004.7 1000.2 995.3 996.8 994.0 991.7 993.3 997.1 1001.4 1001.3 1001.7 998.4 MAX. QNH PRESSURE IN HPA 1014.9 1014.8 1011.0 1007.9 1010.4 1002.9 999.4 1004.1 1005.0 1008.7 1011.5 1011.7 1014.9 DAY 31 2 27 1 16 11 10 30 25 20 2 20 MIN. QNH PRESSURE IN HPA 988.6 994.1 985.6 984.0 987.7 986.4 985.2 984.3 990.0 991.2 988.3 990.6 984.0 DAY 29 18 2 26 14 4 28 19 13 4 9 11 MEAN QFF PRESSURE IN HPA 1003.4 1005.1 1000.6 995.6 997.0 994.2 991.9 993.5 997.3 1001.6 1001.6 1002.0 998.7 MAX. QFF PRESSURE IN HPA 1015.3 1015.2 1011.3 1008.2 1010.7 1003.1 999.6 1004.3 1005.2 1009.0 1011.8 1012.0 1015.3 DAY 31 2 27 1 16 11 10 30 25 20 2 20 MIN. QFF PRESSURE IN HPA 988.8 994.4 985.9 984.2 987.9 986.5 985.3 984.5 990.2 991.4 988.5 990.9 984.2 DAY 29 18 2 26 14 4 28 19 13 4 9 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1003.3 999.2 993.7 995.4 992.5 990.2 992.2 995.8 1000.4 1000.6 1001.0 997.2 MAX. QFE PRESSURE IN HPA 1015.4 1012.6 1010.0 1005.6 1008.7 1000.8 997.8 1002.6 1005.6 1008.7 1011.1 1010.3 1015.4 DAY 31 2 7 1 16 11 10 29 25 20 2 20 MIN. QFE PRESSURE IN HPA 988.4 993.9 984.7 982.0 986.5 985.1 984.0 983.4 988.7 990.3 987.0 988.8 982.0 DAY 28 18 2 26 14 4 28 19 13 3 9 11 MEAN QNH PRESSURE IN HPA 1003.5 1004.6 1000.5 995.0 996.7 993.8 991.4 993.5 997.1 1001.7 1001.8 1002.2 998.5 MAX. QNH PRESSURE IN HPA 1016.7 1013.9 1011.3 1006.9 1010.0 1002.1 999.1 1003.9 1006.9 1010.0 1012.4 1011.6 1016.7 DAY 31 2 7 1 16 11 10 29 25 20 2 20 MIN. QNH PRESSURE IN HPA 989.7 995.2 986.0 983.3 987.8 986.4 985.3 984.7 990.0 991.6 988.3 990.1 983.3 DAY 28 18 2 26 14 4 28 19 13 3 9 11 MEAN QFF PRESSURE IN HPA 1003.9 1005.0 1000.8 995.3 997.0 994.0 991.7 993.7 997.4 1002.0 1002.1 1002.6 998.8 MAX. QFF PRESSURE IN HPA 1017.1 1014.3 1011.6 1007.2 1010.3 1002.3 999.3 1004.1 1007.1 1010.3 1012.7 1011.9 1017.1 DAY 31 2 7 1 16 11 10 29 25 20 2 20 MIN. QFF PRESSURE IN HPA 990.0 995.5 986.3 983.5 988.0 986.6 985.5 984.9 990.2 991.8 988.5 990.4 983.5 DAY 28 18 2 26 14 4 28 19 13 3 9 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1002.8 1003.9 999.6 994.6 996.4 993.5 990.9 993.1 996.5 1000.9 1001.0 1001.2 997.9 MAX. QFE PRESSURE IN HPA 1016.5 1013.2 1010.5 1005.9 1008.8 1002.7 999.5 1004.6 1006.5 1009.0 1011.8 1011.0 1016.5 DAY 31 2 7 1 16 11 17 29 25 20 2 26 MIN. QFE PRESSURE IN HPA 987.0 996.6 982.0 983.7 987.1 986.1 985.4 985.4 989.0 988.5 989.8 988.8 982.0 DAY 28 17 18 3 22 4 28 19 6 3 9 11 MEAN QNH PRESSURE IN HPA 1004.1 1005.2 1000.9 995.9 997.6 994.8 992.2 994.4 997.7 1002.1 1002.2 1002.4 999.1 MAX. QNH PRESSURE IN HPA 1017.8 1014.5 1011.8 1007.2 1010.1 1004.0 1000.8 1005.9 1007.8 1010.3 1013.1 1012.3 1017.8 DAY 31 2 7 1 16 11 17 29 25 20 2 26 MIN. QNH PRESSURE IN HPA 988.3 997.9 983.3 985.0 988.4 987.4 986.7 986.7 990.3 989.8 991.1 990.1 983.3 DAY 28 17 18 3 22 4 28 19 6 3 9 11 MEAN QFF PRESSURE IN HPA 1004.4 1005.6 1001.2 996.2 997.9 995.0 992.4 994.6 998.0 1002.4 1002.5 1002.8 999.4 MAX. QFF PRESSURE IN HPA 1018.2 1014.9 1012.2 1007.5 1010.4 1004.2 1001.0 1006.1 1008.0 1010.6 1013.4 1012.6 1018.2 DAY 31 2 7 1 16 11 17 29 25 20 2 26 MIN. QFF PRESSURE IN HPA 988.6 998.2 983.6 985.2 988.6 987.6 986.8 986.9 990.5 990.0 991.3 990.4 983.6 DAY 28 17 18 3 22 4 28 19 6 3 9 11 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1002.6 1003.3 999.4 994.2 995.9 993.0 990.8 992.8 996.3 1000.6 1000.8 1000.6 997.5 MAX. QFE PRESSURE IN HPA 1016.1 1012.1 1009.0 1005.0 1008.0 1002.0 1000.0 1004.7 1007.0 1007.5 1011.4 1011.1 1016.1 DAY 31 1 7 1 16 10 17 29 25 20 2 26 MIN. QFE PRESSURE IN HPA 987.0 995.7 981.6 984.0 987.1 985.5 984.0 983.4 988.8 989.4 990.2 987.8 981.6 DAY 28 29 18 3 22 4 28 18 6 3 8 11 MEAN QNH PRESSURE IN HPA 1003.9 1004.6 1000.7 995.5 997.2 994.3 992.1 994.1 997.5 1001.9 1002.1 1001.9 998.8 MAX. QNH PRESSURE IN HPA 1017.4 1013.4 1010.3 1006.3 1009.3 1003.3 1001.3 1006.0 1008.3 1008.8 1012.7 1012.4 1017.4 DAY 31 1 7 1 16 10 17 29 25 20 2 26 MIN. QNH PRESSURE IN HPA 988.3 997.0 982.9 985.3 988.4 986.8 985.3 984.7 990.1 990.7 991.5 989.1 982.9 DAY 28 29 18 3 22 4 28 18 6 3 8 11 MEAN QFF PRESSURE IN HPA 1004.2 1005.0 1001.0 995.8 997.5 994.5 992.3 994.3 997.8 1002.2 1002.4 1002.2 999.1 MAX. QFF PRESSURE IN HPA 1017.8 1013.7 1010.6 1006.6 1009.6 1003.5 1001.5 1006.2 1008.5 1009.1 1013.0 1012.7 1017.8 DAY 31 1 7 1 16 11 17 29 25 20 2 26 MIN. QFF PRESSURE IN HPA 988.5 997.3 983.2 985.5 988.6 986.9 985.4 984.9 990.3 990.9 991.7 989.4 983.2 DAY 28 29 18 3 22 4 28 18 6 3 8 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 10.2 9.9 12.2 14.7 21.1 25.7 27.8 28.7 25.9 20.8 15.8 12.5 18.8 MINIMUN AIR TEMPERATURE (C) 6.5 7.0 9.1 11.0 16.2 20.0 23.3 24.2 20.9 15.6 11.0 9.0 14.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 1 1 16 29 31 19 0 0 0 97 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS LOWEST(C) 2.0 2.0 2.0 1.0 13.0 16.0 20.0 22.0 14.0 13.0 7.0 2.0 1.0 DAY 2 24 1 2 17 1 21 19 23 20 7 30 MAXIMUM AIR TEMPERATURE (C) 15.9 14.5 17.5 19.1 25.7 30.7 31.9 33.1 31.2 25.9 21.9 17.9 23.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 3 8 19 23 30 22 4 4 0 114 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 26.0 23.0 31.0 32.0 35.0 37.0 40.0 37.0 38.0 32.0 36.0 28.0 40.0 DAY 18 8 21 25 8 15 9 28 17 15 13 17 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 7.5 8.4 8.1 9.5 10.7 8.6 8.9 10.3 10.3 10.9 8.9 9.3 MEAN DAILY TEMP. (MDT) (C) 11.2 10.8 13.3 15.1 21.0 25.4 27.6 28.6 26.0 20.8 16.4 13.4 19.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 4.5 9.5 39.0 131.0 204.0 237.0 154.0 23.0 10.5 1.5 814.0 HEATING DEG. DAYS(BASE 18 0C) 211.0 202.5 154.0 111.0 6.0 0.0 0.0 0.0 0.0 2.0 75.5 150.5 912.5 DEWPOINT (MEAN C) 3.5 4.0 7.1 9.4 13.4 16.6 20.4 21.0 17.7 12.3 6.9 3.8 11.4 MIXING RATIO (G/KG) 5.07 5.24 6.51 7.68 9.88 12.23 15.53 16.11 13.29 9.13 6.47 5.21 9.36 VAPOUR PRESSURE (HPA) 8.09 8.35 10.32 12.15 15.57 19.17 24.15 25.05 20.86 14.49 10.28 8.31 14.73 SATURATION DEF. (HPA) 4.82 4.29 4.61 5.69 10.46 14.72 14.05 14.96 13.49 10.78 8.66 6.82 9.45 RELATIVE HUMIDITY (MEAN %) 67 69 75 73 65 59 66 65 63 60 60 61 65 RELATIVE HUMIDITY (MAX. %) 81 85 87 85 80 75 80 79 77 75 76 72 79 RELATIVE HUMIDITY (MIN. %) 51 52 61 60 50 44 54 50 47 45 44 47 50 RELATIVE HUMIDITY (MEAN% 03UTC) 69 74 77 80 76 72 74 76 72 69 64 63 72 RELATIVE HUMIDITY (MEAN% 09UTC) 55 59 67 64 56 47 56 54 51 47 47 54 55 RELATIVE HUMIDITY (MEAN% 15UTC) 73 75 77 76 66 58 66 66 66 67 65 66 68 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 42.8 56.0 72.2 80.7 87.8 4.0 50.2 31.4 88.2 25.4 86.0 58.6 683.3 DAYS WITH PRECIPITATION >=10 1 2 3 2 3 0 1 1 3 1 3 2 22 DAYS WITH PRECIPITATION >= 5 5 5 5 5 4 0 5 2 5 1 4 5 46 DAYS WITH PRECIPITATION >= 1 6 7 10 10 8 1 11 6 6 4 5 6 80 DAYS WITH PRECIPITATION 6 9 16 19 12 5 15 7 7 8 5 7 116 GREATEST DAILY PRECIPITATION 12.0 18.0 18.0 29.0 30.0 2.4 14.0 16.6 33.0 17.0 42.0 20.2 42.0 DAY 12 2 16 1 13 25 20 15 22 16 30 19 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 0 0 0 0 0 1 DAYS WITH SNOW OR SLEET 0 1 0 1 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 135 135 270 PREVAILING WIND SPEED(KNOTS) 6.4 6.6 6.5 6.3 6.1 5.9 5.6 5.7 5.6 4.8 4.8 4.8 5.9 PREVAILING WIND PERCENT 3.6 7.1 10.1 9.7 12.9 17.8 18.3 31.7 16.1 9.1 4.5 10.5 11.6 CALMS PERCENT OF WIND 95.2 87.5 87.9 87.6 76.9 78.9 79.6 64.0 77.8 84.4 79.8 75.0 81.7 NO. OF WIND OBSERVATION 248 224 248 185 186 180 186 186 180 186 198 248 2455 VECTOR WIND DIRECTION (MEAN) 271 265 268 274 260 269 271 271 269 279 208 185 264 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.7 0.7 0.6 1.0 1.1 1.1 1.9 0.9 0.5 0.3 0.6 0.7 WIND STEADINESES (MEAN %) 100.0 87.5 87.5 75.0 71.4 91.7 100.0 90.5 75.0 71.4 27.3 46.2 63.6 WIND SPEED (MEAN KNOTS) 0.3 0.8 0.8 0.8 1.4 1.2 1.1 2.1 1.2 0.7 1.1 1.3 1.1 FASTEST WIND DIRECTION 270 360 270 270 270 270 270 270 270 270 240 270 360 FASTEST WIND SPEED (KNOTS) 8 15 12 10 15 10 8 10 10 7 9 10 15 DAY 19 3 3 18 15 16 7 2 4 5 2 19 DAYS WITH SKY CLEAR (0-2)/8 16 8 6 6 10 12 12 15 18 16 19 14 152 DAYS WITH P.CLOUDY (3-6)/8 7 8 8 6 7 12 6 11 10 10 6 10 101 DAYS WITH CLOUDY (7-8)/8 8 12 17 18 14 6 13 5 2 5 5 7 112 DAYS WITH VISIBILITY =< 2 KM 0 2 0 2 0 0 0 0 0 0 0 1 5 DURATION OF SUNSHINE HOURS 132.7 105.0 96.5 107.0 135.5 ****** 158.5 190.0 184.0 179.5 173.2 118.8 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 999.9 1000.1 997.2 997.4 996.5 994.7 992.2 993.0 998.6 1002.5 999.4 1000.3 997.6 MAX. QFE PRESSURE IN HPA 1013.9 1011.8 1013.7 1007.8 1010.1 1003.7 997.3 998.6 1009.0 1012.5 1009.3 1011.9 1013.9 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 9 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 MIN. QFE PRESSURE IN HPA 988.0 985.5 980.2 977.5 981.4 982.7 984.7 986.4 987.9 993.5 984.0 987.0 977.5 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-15 5-12 18-12 MEAN QNH PRESSURE IN HPA 1001.1 1001.4 998.5 998.6 997.7 996.0 993.5 994.2 999.8 1003.8 1000.6 1001.6 998.9 MAX. QNH PRESSURE IN HPA 1015.2 1013.1 1015.0 1009.1 1011.4 1005.0 998.6 999.9 1010.3 1013.8 1010.6 1013.2 1015.2 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 9 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 MIN. QNH PRESSURE IN HPA 989.3 986.8 981.5 978.7 982.7 984.0 986.0 987.7 989.2 994.8 985.3 988.3 978.7 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-15 5-12 18-12 MEAN QFF PRESSURE IN HPA 1001.4 1001.7 998.8 999.3 998.1 996.4 993.7 994.5 1000.2 1004.2 1001.4 1001.9 999.3 MAX. QFF PRESSURE IN HPA 1015.5 1013.5 1015.3 1009.4 1011.0 1005.2 998.8 1000.1 1010.6 1014.1 1010.9 1013.5 1015.5 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 6 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 MIN. QFF PRESSURE IN HPA 989.6 987.0 981.8 979.0 982.9 984.2 986.2 987.9 989.4 995.0 986.2 988.5 979.0 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-18 5-15 18-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 999.8 999.4 996.9 ****** ****** ****** ****** ****** ****** ****** ****** 1000.0 ****** MAX. QFE PRESSURE IN HPA 1011.7 1009.5 1011.3 ****** ****** ****** ****** ****** ****** ****** ****** 1009.4 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 1 MIN. QFE PRESSURE IN HPA 988.3 988.0 981.8 ****** ****** ****** ****** ****** ****** ****** ****** 988.1 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 MEAN QNH PRESSURE IN HPA 1001.1 1000.6 998.2 ****** ****** ****** ****** ****** ****** ****** ****** 1001.2 ****** MAX. QNH PRESSURE IN HPA 1013.0 1010.8 1012.6 ****** ****** ****** ****** ****** ****** ****** ****** 1010.7 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 1 MIN. QNH PRESSURE IN HPA 989.6 989.3 983.1 ****** ****** ****** ****** ****** ****** ****** ****** 989.4 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 MEAN QFF PRESSURE IN HPA 1001.4 1000.9 998.5 ****** ****** ****** ****** ****** ****** ****** ****** 1001.5 ****** MAX. QFF PRESSURE IN HPA 1013.3 1011.1 1012.9 ****** ****** ****** ****** ****** ****** ****** ****** 1011.0 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 30 MIN. QFF PRESSURE IN HPA 989.9 989.5 983.4 ****** ****** ****** ****** ****** ****** ****** ****** 989.6 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 999.7 1000.0 997.2 997.5 996.3 995.2 992.6 993.5 998.8 1002.7 999.2 1000.4 997.8 MAX. QFE PRESSURE IN HPA 1012.3 1009.6 1012.3 1006.9 1008.6 1003.3 997.3 998.2 1009.0 1012.5 1008.1 1010.2 1012.5 DAY 29 23 8 10 21 10 24 4 23 29 16 1 MIN. QFE PRESSURE IN HPA 988.0 986.4 980.2 985.5 981.4 982.7 987.0 989.5 989.2 993.7 986.3 989.5 980.2 DAY 3 9 13 30 1 16 9 6 12 16 13 16 MEAN QNH PRESSURE IN HPA 1001.0 1001.3 998.5 998.8 997.6 996.5 993.9 994.8 1000.1 1003.9 1000.5 1001.7 999.0 MAX. QNH PRESSURE IN HPA 1013.6 1010.9 1013.6 1008.2 1009.9 1004.6 998.6 999.5 1010.3 1013.8 1009.4 1011.5 1013.8 DAY 29 23 8 10 21 10 24 4 23 29 16 1 MIN. QNH PRESSURE IN HPA 989.3 987.7 981.5 986.8 982.7 984.0 988.3 990.8 990.5 995.0 987.6 990.8 981.5 DAY 3 9 13 30 1 16 9 6 12 16 13 16 MEAN QFF PRESSURE IN HPA 1001.4 1001.6 998.8 999.1 997.8 996.7 994.1 995.0 1000.3 1004.2 1000.8 1002.0 999.3 MAX. QFF PRESSURE IN HPA 1013.9 1011.2 1013.9 1008.5 1010.2 1004.8 998.8 999.7 1010.6 1014.1 1009.7 1011.8 1014.1 DAY 29 23 8 10 21 10 24 4 23 29 16 1 MIN. QFF PRESSURE IN HPA 989.6 987.9 981.8 987.1 982.9 984.2 988.5 991.0 990.7 995.2 987.8 991.0 981.8 DAY 3 9 13 30 1 16 9 6 12 16 13 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1000.9 1001.1 997.9 998.1 996.7 995.3 993.0 994.0 999.4 1003.3 999.8 1001.3 998.4 MAX. QFE PRESSURE IN HPA 1013.9 1011.8 1013.7 1007.8 1009.4 1002.7 997.3 998.6 1009.0 1011.8 1008.4 1011.9 1013.9 DAY 29 23 8 10 21 9 24 4 23 29 16 1 MIN. QFE PRESSURE IN HPA 990.3 985.8 980.8 984.8 981.6 983.8 987.4 989.7 989.7 994.7 985.8 990.3 980.8 DAY 3 9 13 30 1 16 9 13 12 16 13 16 MEAN QNH PRESSURE IN HPA 1002.2 1002.4 999.2 999.4 997.9 996.6 994.2 995.3 1000.7 1004.6 1001.0 1002.6 999.7 MAX. QNH PRESSURE IN HPA 1015.2 1013.1 1015.0 1009.1 1010.7 1004.0 998.6 999.9 1010.3 1013.1 1009.7 1013.2 1015.2 DAY 29 23 8 10 21 9 24 4 23 29 16 1 MIN. QNH PRESSURE IN HPA 991.6 987.1 982.1 986.1 982.9 985.1 988.7 991.0 991.0 996.0 987.1 991.6 982.1 DAY 3 9 13 30 1 16 9 13 12 16 13 16 MEAN QFF PRESSURE IN HPA 1002.5 1002.7 999.5 999.7 998.2 996.8 994.4 995.5 1000.9 1004.9 1001.3 1002.9 999.9 MAX. QFF PRESSURE IN HPA 1015.5 1013.5 1015.3 1009.4 1011.0 1004.2 998.8 1000.1 1010.6 1013.4 1010.0 1013.5 1015.5 DAY 29 23 8 10 21 9 24 4 23 29 16 1 MIN. QFF PRESSURE IN HPA 991.9 987.3 982.3 986.3 983.1 985.3 988.9 991.2 991.2 996.2 987.3 991.8 982.3 DAY 3 9 13 30 1 16 9 13 12 16 13 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1000.1 1000.7 997.6 997.6 996.7 994.9 992.6 993.3 998.6 1002.7 998.9 1000.6 997.9 MAX. QFE PRESSURE IN HPA 1013.3 1010.3 1012.5 1006.9 1010.1 1002.9 997.0 997.9 1007.2 1011.6 1007.8 1010.6 1013.3 DAY 29 23 8 10 21 9 29 4 23 29 15 1 MIN. QFE PRESSURE IN HPA 989.7 985.5 980.8 982.0 983.5 984.1 987.4 988.6 989.2 994.4 984.3 989.0 980.8 DAY 11 9 13 30 1 16 9 28 12 16 13 18 MEAN QNH PRESSURE IN HPA 1001.4 1001.9 998.8 998.9 998.0 996.2 993.9 994.6 999.9 1004.0 1000.2 1001.9 999.1 MAX. QNH PRESSURE IN HPA 1014.6 1011.6 1013.8 1008.2 1011.4 1004.2 998.3 999.2 1008.5 1012.9 1009.1 1011.9 1014.6 DAY 29 23 8 10 21 9 29 4 23 29 15 1 MIN. QNH PRESSURE IN HPA 991.0 986.8 982.1 983.3 984.8 985.4 988.7 989.9 990.5 995.7 985.6 990.3 982.1 DAY 11 9 13 30 1 16 9 28 12 16 13 18 MEAN QFF PRESSURE IN HPA 1001.7 1002.2 999.1 ****** ****** ****** ****** ****** ****** ****** ****** 1002.2 ****** MAX. QFF PRESSURE IN HPA 1014.9 1011.9 1014.1 ****** ****** ****** ****** ****** ****** ****** ****** 1012.2 ****** DAY 29 23 8 ** ** ** ** ** ** ** ** 1 MIN. QFF PRESSURE IN HPA 991.3 987.0 982.3 ****** ****** ****** ****** ****** ****** ****** ****** 990.5 ****** DAY 11 9 13 ** ** ** ** ** ** ** ** 18 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 999.3 999.7 996.7 996.6 996.1 993.9 991.7 992.3 998.0 1001.9 998.4 999.9 997.1 MAX. QFE PRESSURE IN HPA 1011.6 1010.0 1011.6 1005.9 1009.6 1002.3 996.1 997.0 1007.6 1010.0 1007.8 1009.6 1011.6 DAY 29 23 8 10 21 9 29 3 23 29 15 1 MIN. QFE PRESSURE IN HPA 989.1 991.0 981.1 979.0 983.7 983.7 985.8 987.0 988.2 993.7 984.0 987.0 979.0 DAY 11 9 13 30 1 15 9 28 17 15 5 18 MEAN QNH PRESSURE IN HPA 1000.6 1001.0 998.0 997.9 997.4 995.2 993.0 993.6 999.3 1003.2 999.7 1001.1 998.3 MAX. QNH PRESSURE IN HPA 1012.9 1011.3 1012.9 1007.2 1010.9 1003.6 997.4 998.3 1008.9 1011.3 1009.1 1010.9 1012.9 DAY 29 23 8 10 21 9 29 3 23 29 15 1 MIN. QNH PRESSURE IN HPA 990.4 992.3 982.4 980.3 985.0 985.0 987.1 988.3 989.5 995.0 985.3 988.3 980.3 DAY 11 9 13 30 1 15 9 28 17 15 5 18 MEAN QFF PRESSURE IN HPA 1000.9 1001.3 998.3 ****** ****** ****** ****** ****** ****** ****** ****** 1001.4 ****** MAX. QFF PRESSURE IN HPA 1013.2 1011.6 1013.2 ****** ****** ****** ****** ****** ****** ****** ****** 1011.2 ****** DAY 29 23 8 ** ** ** ** ** ** ** ** 1 MIN. QFF PRESSURE IN HPA 990.7 992.5 982.6 ****** ****** ****** ****** ****** ****** ****** ****** 988.5 ****** DAY 11 9 13 ** ** ** ** ** ** ** ** 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 999.7 1000.0 996.9 996.5 996.1 994.0 991.3 992.0 998.0 1002.2 999.2 1000.3 997.2 MAX. QFE PRESSURE IN HPA 1012.5 1011.0 1011.3 1005.9 1009.3 1003.3 996.2 996.8 1006.9 1010.9 1008.9 1009.9 1012.5 DAY 8 23 8 10 21 9 23 3 23 28 15 1 MIN. QFE PRESSURE IN HPA 988.8 991.8 982.0 977.5 988.0 983.0 984.7 986.4 987.9 993.5 984.7 987.1 977.5 DAY 31 1 13 30 1 15 10 28 17 15 5 18 MEAN QNH PRESSURE IN HPA 1001.0 1001.2 998.1 997.7 997.4 995.3 992.6 993.3 999.3 1003.4 1000.4 1001.6 998.5 MAX. QNH PRESSURE IN HPA 1013.8 1012.3 1012.6 1007.2 1010.6 1004.6 997.5 998.1 1008.2 1012.2 1010.2 1011.2 1013.8 DAY 8 23 8 10 21 9 23 3 23 28 15 1 MIN. QNH PRESSURE IN HPA 990.1 993.1 983.3 978.7 989.3 984.3 986.0 987.7 989.2 994.8 986.0 988.4 978.7 DAY 31 1 13 30 1 15 10 28 17 15 5 18 MEAN QFF PRESSURE IN HPA 1001.3 1001.6 998.4 998.0 997.7 995.5 992.8 993.5 999.6 1003.7 1000.7 1001.9 998.7 MAX. QFF PRESSURE IN HPA 1014.1 1012.6 1012.9 1007.5 1010.9 1004.8 997.7 998.3 1008.5 1012.5 1010.5 1011.5 1014.1 DAY 8 23 8 10 21 9 23 3 23 28 15 1 MIN. QFF PRESSURE IN HPA 990.4 993.4 983.5 979.0 989.5 984.5 986.2 987.9 989.4 995.0 986.2 988.6 979.0 DAY 31 1 13 30 1 15 10 28 17 15 5 18 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1000.0 1000.4 997.5 997.2 997.1 995.2 992.1 992.8 998.7 1002.5 999.8 1000.5 997.8 MAX. QFE PRESSURE IN HPA 1012.8 1011.2 1012.1 1006.4 1009.3 1003.7 996.8 998.0 1008.8 1011.9 1009.3 1009.3 1012.8 DAY 8 23 8 10 21 9 29 31 22 28 15 1 MIN. QFE PRESSURE IN HPA 989.3 992.3 984.6 979.3 987.6 983.7 985.2 987.4 988.7 993.5 990.6 988.4 979.3 DAY 18 1 12 30 14 15 10 6 11 15 4 18 MEAN QNH PRESSURE IN HPA 1001.3 1001.7 998.8 998.5 998.4 996.5 993.4 994.1 999.9 1003.8 1001.1 1001.8 999.1 MAX. QNH PRESSURE IN HPA 1014.1 1012.5 1013.4 1007.7 1010.6 1005.0 998.1 999.3 1010.1 1013.2 1010.6 1010.6 1014.1 DAY 8 23 8 10 21 9 29 31 22 28 15 1 MIN. QNH PRESSURE IN HPA 990.6 993.6 985.9 980.6 988.9 985.0 986.5 988.7 990.0 994.8 991.9 989.7 980.6 DAY 18 1 12 30 14 15 10 6 11 15 4 18 MEAN QFF PRESSURE IN HPA 1001.6 1002.0 999.1 998.8 998.6 996.7 993.6 994.3 1000.2 1004.0 1001.3 1002.1 999.4 MAX. QFF PRESSURE IN HPA 1014.4 1012.9 1013.7 1008.0 1010.9 1005.2 998.3 999.5 1010.4 1013.5 1010.9 1010.9 1014.4 DAY 8 23 8 10 21 9 29 31 22 28 15 1 MIN. QFF PRESSURE IN HPA 990.8 993.9 986.2 980.8 989.1 985.2 986.7 988.9 990.2 995.0 992.1 989.9 980.8 DAY 18 1 12 30 14 15 10 6 11 15 4 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 999.4 999.8 997.1 ****** ****** ****** ****** ****** ****** ****** ****** 1000.0 ****** MAX. QFE PRESSURE IN HPA 1011.8 1010.3 1010.9 ****** ****** ****** ****** ****** ****** ****** ****** 1008.8 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 MIN. QFE PRESSURE IN HPA 988.1 990.0 982.8 ****** ****** ****** ****** ****** ****** ****** ****** 987.9 ****** DAY 18 8 12 ** ** ** ** ** ** ** ** 18 MEAN QNH PRESSURE IN HPA 1000.6 1001.1 998.4 ****** ****** ****** ****** ****** ****** ****** ****** 1001.2 ****** MAX. QNH PRESSURE IN HPA 1013.1 1011.6 1012.2 ****** ****** ****** ****** ****** ****** ****** ****** 1010.1 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 MIN. QNH PRESSURE IN HPA 989.4 991.3 984.1 ****** ****** ****** ****** ****** ****** ****** ****** 989.2 ****** DAY 18 8 12 ** ** ** ** ** ** ** ** 18 MEAN QFF PRESSURE IN HPA 1000.9 1001.4 998.7 ****** ****** ****** ****** ****** ****** ****** ****** 1001.5 ****** MAX. QFF PRESSURE IN HPA 1013.4 1011.9 1012.5 ****** ****** ****** ****** ****** ****** ****** ****** 1010.4 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 MIN. QFF PRESSURE IN HPA 989.6 991.5 984.4 ****** ****** ****** ****** ****** ****** ****** ****** 989.4 ****** DAY 18 8 12 ** ** ** ** ** ** ** ** 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.9 6.5 9.3 18.0 19.9 24.8 28.2 26.4 24.6 17.3 10.8 8.5 16.8 MINIMUN AIR TEMPERATURE (C) 3.3 2.8 5.0 12.9 16.2 19.8 23.4 22.1 19.9 13.4 7.8 4.2 12.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 8 29 27 13 1 0 0 78 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 7 6 1 0 0 0 0 0 0 0 0 0 14 TEMPERATURE RECORDS LOWEST(C) -3.6 -1.2 0.0 6.5 13.0 16.0 20.0 20.5 16.0 6.6 4.0 0.6 -3.6 DAY 21 11 27 4 6 3 1 11 21 25 17 11 MAXIMUM AIR TEMPERATURE (C) 12.1 11.9 14.3 25.1 24.9 29.5 33.4 30.6 30.4 23.4 15.0 13.4 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 9 14 28 19 13 5 0 0 93 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 22.8 25.5 34.0 34.0 35.6 39.0 34.6 35.0 35.0 26.0 21.2 39.0 DAY 8 4 31 24 18 17 10 27 9 18 6 31 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 9.1 9.3 12.2 8.7 9.7 10.0 8.5 10.5 10.0 7.2 9.2 9.4 MEAN DAILY TEMP. (MDT) (C) 7.7 7.3 9.6 19.0 20.5 24.7 28.4 26.3 25.1 18.4 11.4 8.8 17.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 20.1 37.2 109.9 230.8 165.8 123.6 25.1 0.0 0.0 712.6 HEATING DEG. DAYS(BASE 18 0C) 318.9 298.5 258.9 33.8 14.6 0.0 0.0 0.0 0.0 55.2 199.0 284.5 1463.4 DEWPOINT (MEAN C) 1.7 -0.0 3.2 10.8 15.0 17.5 20.8 19.7 16.2 10.7 6.2 1.7 10.3 MIXING RATIO (G/KG) 4.45 3.91 4.92 8.43 10.91 12.87 15.95 14.86 11.94 8.33 6.00 4.42 8.92 VAPOUR PRESSURE (HPA) 7.12 6.25 7.85 13.30 17.23 20.16 24.75 23.17 18.80 13.21 9.59 7.08 14.04 SATURATION DEF. (HPA) 3.26 3.85 4.31 8.56 6.84 11.79 14.09 11.69 12.84 7.46 3.67 4.35 7.73 RELATIVE HUMIDITY (MEAN %) 72 66 69 67 76 66 66 68 62 68 76 65 68 RELATIVE HUMIDITY (MAX. %) 86 82 83 85 89 81 81 83 77 81 88 78 83 RELATIVE HUMIDITY (MIN. %) 57 50 50 47 60 51 49 54 43 51 61 51 52 RELATIVE HUMIDITY (MEAN% 03UTC) 77 72 79 75 82 78 75 75 70 75 82 71 76 RELATIVE HUMIDITY (MEAN% 09UTC) 61 55 55 56 62 55 52 58 47 52 63 52 56 RELATIVE HUMIDITY (MEAN% 15UTC) 75 71 69 62 76 66 66 70 64 72 81 73 70 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 70.7 45.6 80.9 17.9 58.5 45.5 11.4 53.2 32.5 62.8 101.8 16.1 596.9 DAYS WITH PRECIPITATION >=10 3 1 3 0 2 1 0 2 2 2 3 0 19 DAYS WITH PRECIPITATION >= 5 4 2 5 1 5 3 1 5 3 6 7 1 43 DAYS WITH PRECIPITATION >= 1 11 6 9 4 13 7 4 5 3 9 16 3 90 DAYS WITH PRECIPITATION 12 11 11 8 15 10 9 9 4 13 17 6 125 GREATEST DAILY PRECIPITATION 22.0 22.2 28.0 5.5 12.3 20.9 6.5 22.0 12.0 13.0 25.2 9.0 28.0 DAY 29 5 3 7 9 24 29 1 11 6 9 6 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH SNOW OR SLEET 3 5 2 0 0 0 0 0 0 0 0 1 11 DAYS WITH DUST 1 0 0 0 1 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 135 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 5.1 7.0 5.9 8.1 7.0 6.0 7.3 6.2 6.0 5.0 5.2 4.7 6.5 PREVAILING WIND PERCENT 6.0 9.5 11.1 15.4 19.0 26.7 27.4 22.3 16.2 10.1 7.5 5.9 14.2 CALMS PERCENT OF WIND 79.8 82.4 76.1 76.7 74.8 61.7 63.5 71.8 74.3 72.1 75.9 83.3 74.6 NO. OF WIND OBSERVATION 248 210 234 240 242 180 208 188 210 247 228 186 2621 VECTOR WIND DIRECTION (MEAN) 201 274 276 280 268 274 275 268 274 246 266 192 270 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.7 0.5 1.0 1.2 1.4 2.0 1.4 0.7 0.4 0.2 0.1 0.8 WIND STEADINESES (MEAN %) 27.3 70.0 38.5 58.8 75.0 60.9 76.9 77.8 46.7 30.8 18.2 12.5 53.3 WIND SPEED (MEAN KNOTS) 1.1 1.0 1.3 1.7 1.6 2.3 2.6 1.8 1.5 1.3 1.1 0.8 1.5 FASTEST WIND DIRECTION 280 260 270 270 270 270 270 280 270 280 120 270 260 FASTEST WIND SPEED (KNOTS) 12 17 12 17 16 16 16 10 10 10 8 8 17 DAY 9 14 2 6 19 1 11 9 13 3 1 4 DAYS WITH SKY CLEAR (0-2)/8 13 11 8 11 9 9 13 14 20 14 8 18 148 DAYS WITH P.CLOUDY (3-6)/8 8 6 11 11 6 8 7 5 9 5 5 7 88 DAYS WITH CLOUDY (7-8)/8 10 11 12 8 16 13 11 12 1 12 17 6 129 DAYS WITH VISIBILITY =< 2 KM 2 0 2 0 0 1 0 0 0 2 2 0 9 DURATION OF SUNSHINE HOURS 115.2 109.2 131.5 166.0 124.8 136.1 177.8 150.7 197.6 147.9 86.2 147.1 1690.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.0 1001.7 1000.2 996.5 999.8 995.1 990.8 993.3 998.6 1001.0 1005.3 1003.4 999.0 MAX. QFE PRESSURE IN HPA 1018.2 1017.4 1011.6 1010.8 1012.6 1002.1 1000.0 1000.6 1007.6 1017.6 1012.9 1013.6 1018.2 DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 6-18 8- 6 15-18 20- 6 25- 6 10-21 10- 6 MIN. QFE PRESSURE IN HPA 984.3 985.0 985.4 982.0 986.8 987.2 984.7 986.7 990.8 988.4 989.5 990.5 982.0 DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 1- 6 31-12 1- 3 30-21 18-12 6-12 31-15 MEAN QNH PRESSURE IN HPA 1003.3 1003.0 1001.5 997.8 1001.1 996.4 992.1 994.6 999.9 1002.2 1006.6 1004.7 1000.3 MAX. QNH PRESSURE IN HPA 1019.5 1018.7 1012.9 1012.1 1013.9 1003.4 1001.3 1001.9 1008.9 1018.9 1014.2 1014.9 1019.5 DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 6-18 8- 6 15-18 20- 6 25- 6 10-21 10- 6 MIN. QNH PRESSURE IN HPA 985.6 986.3 986.7 983.3 988.1 988.5 986.0 988.0 992.1 989.7 990.8 991.8 983.3 DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 1- 6 31-12 1- 3 30-21 18-12 6-12 31-15 MEAN QFF PRESSURE IN HPA 1003.7 1003.2 1001.8 998.1 1001.6 ****** 992.4 994.9 1000.4 1002.5 1006.7 ****** ****** MAX. QFF PRESSURE IN HPA 1019.9 1019.1 1013.2 1012.4 1014.2 ****** 1001.5 1002.1 1009.1 1019.2 1014.5 ****** ****** DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 **-** 8- 6 15-18 20- 6 25- 6 10-21 **-** MIN. QFF PRESSURE IN HPA 985.9 986.5 987.0 983.5 988.3 ****** 986.2 988.2 993.9 989.9 991.0 ****** ****** DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 **-** 31-15 4- 3 24- 0 18-12 6-12 **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1001.1 999.6 995.8 999.2 ****** ****** ****** 999.3 1000.6 1004.5 ****** ****** MAX. QFE PRESSURE IN HPA 1018.0 1015.9 1011.2 1009.7 1011.2 ****** ****** ****** 1007.0 1016.5 1011.9 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** MIN. QFE PRESSURE IN HPA 984.5 986.8 986.1 982.0 986.8 ****** ****** ****** 992.4 989.3 991.1 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** MEAN QNH PRESSURE IN HPA 1003.5 1002.3 1000.8 997.1 1000.5 ****** ****** ****** 1000.6 1001.8 1005.8 ****** ****** MAX. QNH PRESSURE IN HPA 1019.3 1017.2 1012.5 1011.0 1012.5 ****** ****** ****** 1008.3 1017.8 1013.2 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** MIN. QNH PRESSURE IN HPA 985.8 988.1 987.4 983.3 988.1 ****** ****** ****** 993.7 990.6 992.4 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** MEAN QFF PRESSURE IN HPA 1004.5 1002.7 1001.2 997.5 1000.9 ****** ****** ****** 1000.8 1002.2 1006.1 ****** ****** MAX. QFF PRESSURE IN HPA 1019.7 1017.5 1012.8 1011.3 1012.8 ****** ****** ****** 1008.5 1018.1 1013.5 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** MIN. QFF PRESSURE IN HPA 986.0 988.4 987.7 983.5 988.3 ****** ****** ****** 993.9 990.8 992.6 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1001.9 1001.8 1000.4 996.4 999.7 995.5 991.4 993.5 998.7 1000.7 1005.4 1003.3 999.1 MAX. QFE PRESSURE IN HPA 1018.0 1017.1 1011.0 1010.3 1011.6 1000.6 999.6 999.6 1007.4 1017.0 1011.3 1012.6 1018.0 DAY 21 11 5 4 10 3 8 15 20 25 30 10 MIN. QFE PRESSURE IN HPA 984.3 987.8 986.1 985.3 988.4 987.2 986.2 986.7 994.0 988.7 990.0 995.1 984.3 DAY 9 4 2 19 15 18 31 1 11 18 6 28 MEAN QNH PRESSURE IN HPA 1003.2 1003.1 1001.7 997.7 1001.0 996.7 992.7 994.7 1000.0 1002.0 1006.7 1004.6 1000.3 MAX. QNH PRESSURE IN HPA 1019.3 1018.4 1012.3 1011.6 1012.9 1001.9 1000.9 1000.9 1008.7 1018.3 1012.6 1013.9 1019.3 DAY 21 11 5 4 10 3 8 15 20 25 30 10 MIN. QNH PRESSURE IN HPA 985.6 989.1 987.4 986.6 989.7 988.5 987.5 988.0 995.3 990.0 991.3 996.4 985.6 DAY 9 4 2 19 15 18 31 1 11 18 6 28 MEAN QFF PRESSURE IN HPA 1003.3 1002.8 1002.0 997.7 1001.5 997.0 992.8 995.0 1000.3 1002.4 1007.0 1004.7 1000.5 MAX. QFF PRESSURE IN HPA 1019.7 1013.8 1012.6 1011.9 1013.2 1002.1 1001.1 1001.1 1009.0 1018.6 1012.9 1014.3 1019.7 DAY 21 12 5 4 10 3 8 15 20 25 30 10 MIN. QFF PRESSURE IN HPA 985.9 989.4 987.7 986.8 989.9 988.7 987.7 988.2 995.5 990.2 991.6 996.7 985.9 DAY 9 4 2 19 15 18 31 4 11 18 6 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1003.1 1002.5 1000.7 997.5 1000.3 995.6 991.7 994.1 999.6 1001.3 1006.1 1004.4 999.7 MAX. QFE PRESSURE IN HPA 1017.8 1017.4 1011.6 1010.8 1012.6 1000.8 1000.0 1000.3 1007.6 1017.6 1012.5 1013.6 1017.8 DAY 21 11 5 4 10 3 8 15 20 25 11 10 MIN. QFE PRESSURE IN HPA 987.6 987.8 985.7 986.5 989.6 987.2 986.6 987.1 995.3 989.3 990.6 996.2 985.7 DAY 9 4 2 27 15 1 30 1 11 18 6 31 MEAN QNH PRESSURE IN HPA 1004.4 1003.8 1002.0 998.7 1001.6 996.9 993.0 995.4 1000.9 1002.6 1007.4 1005.7 1001.0 MAX. QNH PRESSURE IN HPA 1019.1 1018.7 1012.9 1012.1 1013.9 1002.1 1001.3 1001.6 1008.9 1018.9 1013.8 1014.9 1019.1 DAY 21 11 5 4 10 3 8 15 20 25 11 10 MIN. QNH PRESSURE IN HPA 988.9 989.1 987.0 987.8 990.9 988.5 987.9 988.4 996.6 990.6 991.9 997.5 987.0 DAY 9 4 2 27 15 1 30 1 11 18 6 31 MEAN QFF PRESSURE IN HPA 1004.7 1004.2 1002.3 999.4 1002.2 997.2 993.1 995.6 1001.2 1002.6 1007.7 1005.8 1001.3 MAX. QFF PRESSURE IN HPA 1019.5 1019.1 1013.2 1012.4 1014.2 1002.3 1001.5 1001.8 1009.1 1019.2 1014.1 1015.3 1019.5 DAY 21 11 5 4 10 3 8 15 20 25 11 10 MIN. QFF PRESSURE IN HPA 989.2 989.4 987.3 988.0 993.8 988.7 988.1 988.6 996.8 990.8 992.1 997.8 987.3 DAY 9 4 2 27 20 1 30 1 11 18 6 31 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1002.1 1001.7 1000.6 997.0 1000.1 995.3 991.1 993.7 998.9 1000.9 1005.3 1003.4 999.2 MAX. QFE PRESSURE IN HPA 1016.8 1016.9 1011.6 1009.3 1012.6 1001.6 999.0 1000.0 1007.0 1016.0 1012.1 1012.0 1016.9 DAY 21 11 5 4 10 6 8 15 20 25 11 10 MIN. QFE PRESSURE IN HPA 987.8 986.8 986.1 985.7 991.1 988.2 985.4 987.3 994.1 988.9 990.1 993.0 985.4 DAY 8 4 2 27 14 1 31 1 13 18 6 31 MEAN QNH PRESSURE IN HPA 1003.3 1003.0 1001.9 998.3 1001.4 996.5 992.4 995.0 1000.2 1002.1 1006.6 1004.6 1000.5 MAX. QNH PRESSURE IN HPA 1018.1 1018.2 1012.9 1010.6 1013.9 1002.9 1000.3 1001.3 1008.3 1017.3 1013.4 1013.3 1018.2 DAY 21 11 5 4 10 6 8 15 20 25 11 10 MIN. QNH PRESSURE IN HPA 989.1 988.1 987.4 987.0 992.4 989.5 986.7 988.6 995.4 990.2 991.4 994.3 986.7 DAY 8 4 2 27 14 1 31 1 13 18 6 31 MEAN QFF PRESSURE IN HPA 1004.1 1003.1 1002.3 998.6 1001.8 ****** ****** ****** ****** 1002.5 1006.3 ****** ****** MAX. QFF PRESSURE IN HPA 1018.5 1018.6 1013.2 1010.9 1014.2 ****** ****** ****** ****** 1017.6 1013.7 ****** ****** DAY 21 11 5 4 10 ** ** ** ** 25 11 ** MIN. QFF PRESSURE IN HPA 989.4 988.3 987.7 987.2 992.6 ****** ****** ****** ****** 990.4 991.6 ****** ****** DAY 8 4 2 27 14 ** ** ** ** 18 6 ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1001.5 1000.8 999.6 996.0 999.4 994.6 990.1 992.8 997.8 1000.4 1004.8 1002.7 998.4 MAX. QFE PRESSURE IN HPA 1015.8 1015.9 1008.9 1006.9 1011.8 1001.6 997.0 999.4 1005.9 1016.0 1012.1 1011.0 1016.0 DAY 21 11 5 3 10 6 7 15 20 24 11 9 MIN. QFE PRESSURE IN HPA 986.3 985.0 985.4 984.0 989.0 988.6 984.7 987.3 992.7 988.4 989.5 991.8 984.0 DAY 8 4 2 18 14 11 31 1 13 18 6 31 MEAN QNH PRESSURE IN HPA 1002.7 1002.1 1000.9 997.3 1000.7 995.9 991.3 994.0 999.1 1001.7 1006.1 1004.0 999.6 MAX. QNH PRESSURE IN HPA 1017.1 1017.2 1010.2 1008.2 1013.1 1002.9 998.3 1000.7 1007.2 1017.3 1013.4 1012.3 1017.3 DAY 21 11 5 3 10 6 7 15 20 24 11 9 MIN. QNH PRESSURE IN HPA 987.6 986.3 986.7 985.3 990.3 989.9 986.0 988.6 994.0 989.7 990.8 993.1 985.3 DAY 8 4 2 18 14 11 31 1 13 18 6 31 MEAN QFF PRESSURE IN HPA 1003.1 1002.0 1001.3 997.6 1001.3 ****** ****** ****** 1000.2 1002.0 1005.8 ****** ****** MAX. QFF PRESSURE IN HPA 1017.5 1017.6 1010.5 1008.5 1013.4 ****** ****** ****** 1007.4 1017.6 1013.7 ****** ****** DAY 21 11 5 3 10 ** ** ** 20 24 11 ** MIN. QFF PRESSURE IN HPA 987.9 986.5 987.0 985.5 990.5 ****** ****** ****** 994.5 989.9 991.0 ****** ****** DAY 8 4 2 27 14 ** ** ** 23 18 6 ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1001.6 1001.4 999.9 996.1 999.5 994.4 989.9 992.5 998.0 1000.9 1005.3 1003.2 998.6 MAX. QFE PRESSURE IN HPA 1015.6 1015.4 1009.2 1007.1 1010.6 1001.6 997.0 999.4 1005.3 1015.8 1012.4 1013.0 1015.8 DAY 21 11 4 3 9 6 7 15 19 24 11 9 MIN. QFE PRESSURE IN HPA 985.0 985.8 987.8 983.2 987.3 987.9 984.7 987.6 992.7 990.3 990.1 990.5 983.2 DAY 8 4 18 18 14 11 31 7 13 18 6 31 MEAN QNH PRESSURE IN HPA 1002.9 1002.7 1001.2 997.3 1000.8 995.6 991.2 993.8 999.3 1002.2 1006.6 1004.5 999.8 MAX. QNH PRESSURE IN HPA 1016.9 1016.7 1010.5 1008.4 1011.9 1002.9 998.3 1000.7 1006.6 1017.1 1013.7 1014.3 1017.1 DAY 21 11 4 3 9 6 7 15 19 24 11 9 MIN. QNH PRESSURE IN HPA 986.3 987.1 989.1 984.5 988.6 989.2 986.0 988.9 994.0 991.6 991.4 991.8 984.5 DAY 8 4 18 18 14 11 31 7 13 18 6 31 MEAN QFF PRESSURE IN HPA 1003.1 1002.5 1001.6 997.3 1001.1 995.8 991.4 994.0 999.5 1002.5 1006.9 1004.8 1000.0 MAX. QFF PRESSURE IN HPA 1017.3 1011.5 1010.8 1008.7 1012.2 1003.1 998.5 1000.9 1006.9 1017.4 1014.0 1014.7 1017.4 DAY 21 10 4 3 9 6 7 15 20 24 11 9 MIN. QFF PRESSURE IN HPA 986.6 987.4 989.4 984.7 988.8 989.4 986.2 989.1 994.2 991.8 991.6 992.1 984.7 DAY 8 4 18 18 14 11 31 7 13 18 6 31 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1001.9 1002.4 1000.6 996.9 1000.5 995.5 990.8 993.6 998.6 1001.7 1005.9 1003.5 999.3 MAX. QFE PRESSURE IN HPA 1016.4 1014.7 1010.5 1009.7 1011.9 1002.1 998.6 1000.6 1006.1 1017.0 1012.4 1013.5 1017.0 DAY 20 11 4 3 9 6 7 15 20 24 10 9 MIN. QFE PRESSURE IN HPA 984.5 992.9 988.0 983.7 989.4 988.4 985.4 988.4 992.9 993.0 990.4 991.2 983.7 DAY 8 3 18 18 14 11 31 3 23 17 6 31 MEAN QNH PRESSURE IN HPA 1003.2 1003.7 1001.9 998.1 1001.8 996.7 992.1 994.9 999.9 1002.9 1007.2 1004.8 1000.6 MAX. QNH PRESSURE IN HPA 1017.7 1016.0 1011.8 1011.0 1013.2 1003.4 999.9 1001.9 1007.4 1018.3 1013.7 1014.8 1018.3 DAY 20 11 4 3 9 6 7 15 20 24 10 9 MIN. QNH PRESSURE IN HPA 985.8 994.2 989.3 985.0 990.7 989.7 986.7 989.7 994.2 994.3 991.7 992.5 985.0 DAY 8 3 18 18 14 11 31 3 23 17 6 31 MEAN QFF PRESSURE IN HPA 1003.5 1004.0 1001.8 998.6 1002.4 997.0 992.3 995.1 1000.2 1002.9 1007.5 1005.0 1000.9 MAX. QFF PRESSURE IN HPA 1018.1 1016.4 1012.1 1011.3 1013.5 1003.6 1000.1 1002.1 1007.6 1018.6 1014.0 1015.2 1018.6 DAY 20 11 4 3 9 6 7 15 20 24 10 9 MIN. QFF PRESSURE IN HPA 986.1 994.5 989.6 985.2 992.9 989.9 986.9 989.9 994.4 994.5 991.9 992.8 985.2 DAY 8 3 18 18 31 11 31 3 23 17 6 31 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1001.8 1002.3 1000.2 996.4 999.8 ****** ****** ****** 998.5 1001.4 1004.8 ****** ****** MAX. QFE PRESSURE IN HPA 1018.2 1014.6 1011.1 1010.7 1011.9 ****** ****** ****** 1005.0 1016.5 1012.9 ****** ****** DAY 20 10 4 3 9 ** ** ** 20 24 10 ** MIN. QFE PRESSURE IN HPA 984.5 991.1 986.6 982.7 987.8 ****** ****** ****** 990.8 991.0 990.6 ****** ****** DAY 8 3 18 18 14 ** ** ** 30 17 6 ** MEAN QNH PRESSURE IN HPA 1003.1 1003.5 1001.5 997.6 1001.1 ****** ****** ****** 999.8 1002.7 1006.0 ****** ****** MAX. QNH PRESSURE IN HPA 1019.5 1015.9 1012.4 1012.0 1013.2 ****** ****** ****** 1006.3 1017.8 1014.2 ****** ****** DAY 20 10 4 3 9 ** ** ** 20 24 10 ** MIN. QNH PRESSURE IN HPA 985.8 992.4 987.9 984.0 989.1 ****** ****** ****** 992.1 992.3 991.9 ****** ****** DAY 8 3 18 18 14 ** ** ** 30 17 6 ** MEAN QFF PRESSURE IN HPA 1003.3 1003.9 1001.8 998.1 1001.4 ****** ****** ****** ****** 1003.2 1006.3 ****** ****** MAX. QFF PRESSURE IN HPA 1019.9 1016.2 1012.7 1012.3 1013.5 ****** ****** ****** ****** 1018.1 1014.5 ****** ****** DAY 20 10 4 3 9 ** ** ** ** 24 10 ** MIN. QFF PRESSURE IN HPA 986.0 992.7 988.2 984.2 989.3 ****** ****** ****** ****** 992.5 992.1 ****** ****** DAY 8 3 18 18 14 ** ** ** ** 17 6 ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.9 9.1 11.5 17.6 22.7 24.8 28.6 26.7 22.8 18.0 15.1 9.6 17.8 MINIMUN AIR TEMPERATURE (C) 3.2 4.6 6.3 12.4 18.4 20.8 24.2 23.4 19.4 13.5 11.4 6.1 13.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 3 16 30 27 11 0 0 0 87 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 6 1 0 0 0 0 0 0 0 0 0 0 7 TEMPERATURE RECORDS LOWEST(C) -3.4 -1.0 1.6 7.0 16.0 17.0 20.0 18.6 14.4 11.0 3.4 1.0 -3.4 DAY 27 23 8 2 2 1 1 27 28 13 26 19 MAXIMUM AIR TEMPERATURE (C) 12.3 15.6 16.3 23.5 28.6 30.1 34.5 31.8 27.9 24.4 21.0 15.7 23.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 12 16 28 22 11 0 0 0 92 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.0 25.0 24.4 34.0 36.0 38.2 40.2 38.0 32.0 29.6 28.0 27.0 40.2 DAY 1 21 27 18 23 15 12 12 24 2 18 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.1 11.0 10.0 11.1 10.2 9.3 10.3 8.4 8.5 10.9 9.6 9.6 9.8 MEAN DAILY TEMP. (MDT) (C) 7.8 10.1 11.3 18.0 23.5 25.5 29.4 27.6 23.7 19.0 16.2 10.9 18.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 13.3 81.4 129.6 260.1 197.9 85.1 7.1 1.6 0.0 776.2 HEATING DEG. DAYS(BASE 18 0C) 317.0 214.2 194.5 39.2 0.0 0.0 0.0 0.0 0.0 9.2 70.1 213.5 1057.6 DEWPOINT (MEAN C) -0.2 2.6 4.2 8.9 16.0 18.4 21.0 20.3 17.0 10.8 8.8 3.7 11.0 MIXING RATIO (G/KG) 3.92 4.70 5.27 7.40 11.70 13.66 16.18 15.42 12.46 8.44 7.30 5.16 9.30 VAPOUR PRESSURE (HPA) 6.27 7.49 8.41 11.73 18.37 21.37 25.08 23.97 19.56 13.39 11.61 8.25 14.62 SATURATION DEF. (HPA) 4.16 4.51 5.80 9.35 9.94 10.69 14.92 11.90 8.74 7.92 6.16 4.38 8.21 RELATIVE HUMIDITY (MEAN %) 64 66 64 61 68 70 66 69 71 65 69 69 67 RELATIVE HUMIDITY (MAX. %) 80 80 81 77 82 84 80 83 85 79 84 84 82 RELATIVE HUMIDITY (MIN. %) 48 50 51 45 51 53 48 53 55 48 53 54 51 RELATIVE HUMIDITY (MEAN% 03UTC) 67 72 71 69 77 77 74 77 79 73 72 74 74 RELATIVE HUMIDITY (MEAN% 09UTC) 53 54 58 50 54 55 51 55 57 50 60 57 55 RELATIVE HUMIDITY (MEAN% 15UTC) 71 68 67 61 65 66 63 68 71 68 73 75 68 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 69.9 27.0 65.2 24.4 47.5 41.6 18.6 26.8 46.8 77.6 28.5 102.3 576.2 DAYS WITH PRECIPITATION >=10 3 1 3 0 1 1 0 0 1 2 1 4 17 DAYS WITH PRECIPITATION >= 5 4 1 5 2 4 3 1 2 3 4 2 4 35 DAYS WITH PRECIPITATION >= 1 8 3 9 6 9 9 4 6 9 5 5 8 81 DAYS WITH PRECIPITATION 12 6 12 7 14 13 6 11 11 5 6 10 113 GREATEST DAILY PRECIPITATION 20.0 23.7 18.0 8.6 14.0 11.0 8.4 9.0 23.0 33.4 12.1 43.0 43.0 DAY 13 22 6 21 24 13 26 26 27 5 25 12 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 2 0 0 2 DAYS WITH SNOW OR SLEET 3 1 1 0 0 0 0 0 0 0 0 0 5 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 135 135 270 270 PREVAILING WIND SPEED(KNOTS) 6.5 6.7 6.6 6.8 6.2 5.1 4.9 4.7 4.4 3.9 3.9 6.1 5.5 PREVAILING WIND PERCENT 12.6 7.6 13.2 14.6 11.7 19.6 18.1 20.2 14.2 8.5 6.7 6.9 12.8 CALMS PERCENT OF WIND 74.4 78.1 73.7 75.5 81.5 74.6 75.8 66.8 61.3 70.6 63.3 73.4 72.4 NO. OF WIND OBSERVATION 246 224 190 233 248 240 248 247 240 248 240 248 2852 VECTOR WIND DIRECTION (MEAN) 253 263 291 273 265 271 269 263 246 212 183 200 261 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.4 0.7 1.1 0.8 1.1 1.0 1.3 0.8 0.3 0.2 0.3 0.7 WIND STEADINESES (MEAN %) 50.0 30.8 46.7 68.7 72.7 84.6 83.3 86.7 47.1 25.0 14.3 25.0 50.0 WIND SPEED (MEAN KNOTS) 1.4 1.3 1.5 1.6 1.1 1.3 1.2 1.5 1.7 1.2 1.4 1.2 1.4 FASTEST WIND DIRECTION 270 270 270 270 270 300 270 270 270 270 270 270 270 FASTEST WIND SPEED (KNOTS) 10 10 12 16 16 12 8 8 8 8 10 19 19 DAY 2 21 22 9 30 2 7 3 11 11 13 30 DAYS WITH SKY CLEAR (0-2)/8 16 15 14 13 8 9 18 9 10 18 13 15 158 DAYS WITH P.CLOUDY (3-6)/8 7 9 5 7 11 8 2 9 7 9 10 7 91 DAYS WITH CLOUDY (7-8)/8 8 4 12 10 12 13 11 13 13 4 7 9 116 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 1 1 0 2 1 1 6 DURATION OF SUNSHINE HOURS 148.5 161.4 158.6 157.3 163.9 145.8 189.8 125.2 103.1 186.2 129.8 135.8 1805.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1001.6 999.4 1001.2 998.1 995.0 994.8 990.1 991.8 996.5 1001.1 1001.4 1004.1 997.9 MAX. QFE PRESSURE IN HPA 1019.2 1010.7 1014.5 1006.3 1003.9 1003.6 1000.2 1000.3 1004.9 1010.0 1022.3 1015.8 1022.3 DAY-HOUR 7-18 22-21 14-18 21- 6 15-21 1- 6 1- 0 17- 6 27-12 12- 6 25-21 15- 3 MIN. QFE PRESSURE IN HPA 985.2 985.7 986.9 987.2 985.3 987.3 981.6 983.9 989.5 990.3 987.5 988.8 981.6 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 MEAN QNH PRESSURE IN HPA 1002.8 1000.7 1002.5 999.4 996.2 996.1 991.3 993.1 997.8 1002.4 1002.7 1005.4 999.2 MAX. QNH PRESSURE IN HPA 1020.5 1012.0 1015.8 1007.6 1005.2 1004.9 1001.5 1001.6 1006.2 1011.3 1023.6 1017.1 1023.6 DAY-HOUR 7-18 22-21 14-18 21- 6 15-21 1- 6 1- 0 17- 6 27-12 12- 6 25-21 15- 3 MIN. QNH PRESSURE IN HPA 986.5 987.0 988.2 988.5 986.6 988.6 982.9 985.2 990.8 991.6 988.8 990.1 982.9 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 MEAN QFF PRESSURE IN HPA 1003.3 1001.0 1003.0 999.7 996.5 996.3 991.5 993.3 998.1 1002.7 1003.0 1005.7 999.5 MAX. QFF PRESSURE IN HPA 1020.9 1012.4 1016.1 1007.9 1005.4 1005.1 1001.7 1001.8 1006.5 1011.6 1023.9 1017.5 1023.9 DAY-HOUR 7-18 23- 0 14-18 21- 6 15-21 1- 6 1- 6 17- 6 27-12 12- 6 26- 0 15- 3 MIN. QFF PRESSURE IN HPA 986.8 987.2 988.5 988.7 986.8 988.8 983.1 985.4 991.0 991.8 989.0 990.4 983.1 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1001.3 999.6 ****** 997.9 994.4 994.3 989.7 991.6 996.2 1000.9 1001.1 1004.0 ****** MAX. QFE PRESSURE IN HPA 1018.2 1010.7 ****** 1005.8 1003.2 1001.3 1000.2 998.9 1003.6 1008.1 1022.3 1015.1 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 MIN. QFE PRESSURE IN HPA 988.5 986.2 ****** 987.2 985.3 988.1 981.6 985.4 989.5 990.6 987.5 991.4 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 MEAN QNH PRESSURE IN HPA 1002.6 1000.8 ****** 999.1 995.7 995.6 991.0 992.9 997.4 1002.2 1002.4 1005.3 ****** MAX. QNH PRESSURE IN HPA 1019.5 1012.0 ****** 1007.1 1004.5 1002.6 1001.5 1000.2 1004.9 1009.4 1023.6 1016.4 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 MIN. QNH PRESSURE IN HPA 989.8 987.5 ****** 988.5 986.6 989.4 982.9 986.7 990.8 991.9 988.8 992.7 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 MEAN QFF PRESSURE IN HPA 1002.9 1001.2 ****** 999.4 995.9 995.8 991.2 993.1 997.7 1002.4 1002.7 1005.6 ****** MAX. QFF PRESSURE IN HPA 1019.9 1012.4 ****** 1007.4 1004.7 1002.8 1001.7 1000.4 1005.2 1009.7 1023.9 1016.7 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 MIN. QFF PRESSURE IN HPA 990.1 987.8 ****** 988.7 986.8 989.6 983.1 986.8 991.0 992.1 989.0 993.0 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1001.4 999.8 1001.4 998.1 994.9 995.1 990.5 992.3 996.8 1001.3 1001.5 1004.1 998.1 MAX. QFE PRESSURE IN HPA 1018.2 1010.0 1011.7 1006.0 1003.2 1002.8 999.9 998.7 1003.6 1009.1 1021.6 1015.8 1021.6 DAY 8 23 15 29 16 1 1 17 28 16 26 15 MIN. QFE PRESSURE IN HPA 987.1 987.8 986.9 988.1 985.9 989.0 983.1 985.8 990.0 990.5 988.5 988.8 983.1 DAY 24 18 5 18 4 7 27 12 8 11 13 30 MEAN QNH PRESSURE IN HPA 1002.6 1001.0 1002.7 999.3 996.2 996.4 991.7 993.6 998.1 1002.5 1002.8 1005.4 999.4 MAX. QNH PRESSURE IN HPA 1019.5 1011.3 1013.0 1007.3 1004.5 1004.1 1001.2 1000.0 1004.9 1010.4 1022.9 1017.1 1022.9 DAY 8 23 15 29 16 1 1 17 28 16 26 15 MIN. QNH PRESSURE IN HPA 988.4 989.1 988.2 989.4 987.2 990.3 984.4 987.1 991.3 991.8 989.8 990.1 984.4 DAY 24 18 5 18 4 7 27 12 8 11 13 30 MEAN QFF PRESSURE IN HPA 1003.0 1001.4 1003.0 999.6 996.4 996.6 991.9 993.9 998.3 1002.8 1003.1 1005.7 999.7 MAX. QFF PRESSURE IN HPA 1019.9 1011.7 1013.3 1007.6 1004.7 1004.3 1001.4 1000.2 1005.2 1010.7 1023.2 1017.5 1023.2 DAY 8 23 15 29 16 1 1 17 28 16 26 15 MIN. QFF PRESSURE IN HPA 988.7 989.4 988.5 989.6 987.4 990.5 984.6 987.3 991.5 992.0 990.0 990.4 984.6 DAY 24 18 5 18 4 7 27 12 8 11 13 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1000.1 1002.0 998.7 995.6 995.6 991.1 992.8 997.6 1002.1 1002.3 1004.8 998.8 MAX. QFE PRESSURE IN HPA 1018.3 1009.8 1012.6 1006.3 1003.4 1003.6 1000.2 1000.3 1004.2 1010.0 1021.4 1015.3 1021.4 DAY 8 23 14 21 16 1 1 17 28 12 26 15 MIN. QFE PRESSURE IN HPA 985.2 987.7 989.3 990.0 987.7 989.3 983.3 986.4 991.1 991.8 990.6 992.3 983.3 DAY 24 21 5 18 4 7 27 12 8 11 13 30 MEAN QNH PRESSURE IN HPA 1003.6 1001.4 1003.3 1000.0 996.9 996.8 992.4 994.0 998.9 1003.4 1003.6 1006.0 1000.0 MAX. QNH PRESSURE IN HPA 1019.6 1011.1 1013.9 1007.6 1004.7 1004.9 1001.5 1001.6 1005.5 1011.3 1022.7 1016.6 1022.7 DAY 8 23 14 21 16 1 1 17 28 12 26 15 MIN. QNH PRESSURE IN HPA 986.5 989.0 990.6 991.3 989.0 990.6 984.6 987.7 992.4 993.1 991.9 993.6 984.6 DAY 24 21 5 18 4 7 27 12 8 11 13 30 MEAN QFF PRESSURE IN HPA 1003.9 1001.7 1003.6 1000.3 997.1 997.1 992.6 994.3 999.2 1003.7 1003.9 1006.4 1000.3 MAX. QFF PRESSURE IN HPA 1020.0 1011.4 1014.2 1007.9 1004.9 1005.1 1001.7 1001.8 1005.8 1011.6 1023.1 1017.0 1023.1 DAY 8 23 14 21 16 1 1 17 28 12 26 15 MIN. QFF PRESSURE IN HPA 986.8 989.3 990.9 991.5 989.2 990.8 984.8 987.9 992.6 993.3 992.1 993.9 984.8 DAY 24 21 5 18 4 7 27 12 8 11 13 30 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1001.7 999.2 1001.5 998.4 995.4 995.3 990.6 992.1 996.9 1001.4 1001.6 1003.7 998.2 MAX. QFE PRESSURE IN HPA 1017.3 1009.1 1011.8 1006.0 1002.5 1002.6 999.8 1000.3 1004.0 1008.7 1019.1 1014.0 1019.1 DAY 8 9 14 21 15 1 1 17 27 12 26 15 MIN. QFE PRESSURE IN HPA 985.6 985.7 989.6 990.2 988.0 989.6 983.3 986.0 991.4 990.9 991.3 992.7 983.3 DAY 24 21 5 18 4 7 27 11 8 11 12 11 MEAN QNH PRESSURE IN HPA 1003.0 1000.5 1002.8 999.7 996.7 996.6 991.8 993.3 998.2 1002.7 1002.9 1005.0 999.4 MAX. QNH PRESSURE IN HPA 1018.6 1010.4 1013.1 1007.3 1003.8 1003.9 1001.1 1001.6 1005.3 1010.0 1020.4 1015.3 1020.4 DAY 8 9 14 21 15 1 1 17 27 12 26 15 MIN. QNH PRESSURE IN HPA 986.9 987.0 990.9 991.5 989.3 990.9 984.6 987.3 992.7 992.2 992.6 994.0 984.6 DAY 24 21 5 18 4 7 27 11 8 11 12 11 MEAN QFF PRESSURE IN HPA 1003.8 1000.7 ****** 1000.2 996.9 996.8 992.0 993.7 998.5 1002.9 1003.2 1005.3 ****** MAX. QFF PRESSURE IN HPA 1019.0 1010.7 ****** 1007.6 1004.0 1004.1 1001.3 1001.8 1005.6 1010.3 1020.8 1015.7 ****** DAY 8 9 ** 21 15 1 1 17 27 12 26 15 MIN. QFF PRESSURE IN HPA 987.2 987.2 ****** 991.7 989.5 991.1 984.8 987.5 992.9 992.4 992.8 994.2 ****** DAY 24 21 ** 18 4 7 27 11 8 11 12 11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1000.9 998.6 1000.4 997.4 994.8 994.4 989.5 991.0 995.9 1000.3 1000.8 1003.3 997.3 MAX. QFE PRESSURE IN HPA 1016.7 1007.6 1011.5 1006.1 1002.6 1000.3 998.5 999.5 1004.9 1008.0 1015.0 1014.3 1016.7 DAY 7 8 14 21 18 5 1 17 27 16 26 3 MIN. QFE PRESSURE IN HPA 985.5 986.1 988.3 989.5 986.2 987.8 982.4 984.5 990.7 990.9 990.4 989.8 982.4 DAY 24 17 5 17 4 7 27 11 24 4 12 11 MEAN QNH PRESSURE IN HPA 1002.2 999.9 1001.7 998.7 996.1 995.7 990.8 992.3 997.1 1001.6 1002.1 1004.5 998.6 MAX. QNH PRESSURE IN HPA 1018.0 1008.9 1012.8 1007.4 1003.9 1001.6 999.8 1000.8 1006.2 1009.3 1016.3 1015.6 1018.0 DAY 7 8 14 21 18 5 1 17 27 16 26 3 MIN. QNH PRESSURE IN HPA 986.8 987.4 989.6 990.8 987.5 989.1 983.7 985.8 992.0 992.2 991.7 991.1 983.7 DAY 24 17 5 17 4 7 27 11 24 4 12 11 MEAN QFF PRESSURE IN HPA 1002.8 1000.2 ****** 999.3 996.3 995.9 991.0 992.5 997.4 1001.9 1002.4 1004.9 ****** MAX. QFF PRESSURE IN HPA 1018.4 1009.2 ****** 1007.7 1004.1 1001.8 1000.0 1001.0 1006.5 1009.6 1016.6 1015.9 ****** DAY 7 23 ** 21 18 5 1 17 27 16 26 3 MIN. QFF PRESSURE IN HPA 987.1 987.7 ****** 991.0 987.7 989.3 983.9 986.0 992.2 992.4 991.9 991.3 ****** DAY 24 17 ** 17 4 7 27 11 24 4 12 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1001.6 999.3 1000.6 997.8 994.6 994.2 989.4 991.1 996.0 1000.7 1001.3 1004.1 997.6 MAX. QFE PRESSURE IN HPA 1018.2 1009.1 1012.2 1006.2 1003.5 999.7 998.5 999.4 1004.4 1008.9 1014.0 1015.4 1018.2 DAY 7 22 14 21 18 5 1 17 27 28 26 3 MIN. QFE PRESSURE IN HPA 987.4 987.2 988.7 989.5 986.0 987.3 982.9 983.9 991.1 990.9 990.4 989.4 982.9 DAY 24 17 5 17 4 7 19 11 7 4 12 11 MEAN QNH PRESSURE IN HPA 1002.9 1000.6 1001.9 999.0 995.9 995.5 990.7 992.3 997.2 1002.0 1002.6 1005.4 998.8 MAX. QNH PRESSURE IN HPA 1019.5 1010.4 1013.5 1007.5 1004.8 1001.0 999.8 1000.7 1005.7 1010.2 1015.3 1016.7 1019.5 DAY 7 22 14 21 18 5 1 17 27 28 26 3 MIN. QNH PRESSURE IN HPA 988.7 988.5 990.0 990.8 987.3 988.6 984.2 985.2 992.4 992.2 991.7 990.7 984.2 DAY 24 17 5 17 4 7 19 11 7 4 12 11 MEAN QFF PRESSURE IN HPA 1003.2 1000.9 1002.2 999.3 996.1 995.7 990.9 992.5 997.5 1002.3 1002.9 1005.7 999.1 MAX. QFF PRESSURE IN HPA 1019.9 1010.7 1013.8 1007.8 1005.0 1001.2 1000.0 1000.9 1006.0 1010.5 1015.6 1017.0 1019.9 DAY 7 22 14 21 18 5 1 17 27 28 26 3 MIN. QFF PRESSURE IN HPA 989.0 988.8 990.3 991.0 987.5 988.8 984.3 985.4 992.6 992.4 992.0 990.9 984.3 DAY 24 17 5 17 4 7 19 11 7 4 12 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1001.9 999.7 1001.4 998.4 995.2 994.9 990.1 991.9 996.7 1001.3 1001.7 1004.7 998.2 MAX. QFE PRESSURE IN HPA 1019.2 1010.5 1014.5 1006.2 1003.5 1000.0 998.9 999.8 1004.4 1009.3 1020.2 1015.5 1020.2 DAY 7 22 14 21 18 30 1 31 27 28 25 3 MIN. QFE PRESSURE IN HPA 987.8 987.0 989.1 989.7 986.0 989.1 982.5 984.7 990.3 990.6 990.0 989.9 982.5 DAY 24 17 4 17 4 7 26 11 7 13 12 11 MEAN QNH PRESSURE IN HPA 1003.2 1001.0 1002.7 999.7 996.5 996.2 991.4 993.2 998.0 1002.6 1002.9 1005.9 999.4 MAX. QNH PRESSURE IN HPA 1020.5 1011.8 1015.8 1007.5 1004.8 1001.3 1000.2 1001.1 1005.7 1010.6 1021.5 1016.8 1021.5 DAY 7 22 14 21 18 30 1 31 27 28 25 3 MIN. QNH PRESSURE IN HPA 989.1 988.3 990.4 991.0 987.3 990.4 983.8 986.0 991.6 991.9 991.3 991.2 983.8 DAY 24 17 4 17 4 7 26 11 7 13 12 11 MEAN QFF PRESSURE IN HPA 1003.7 1001.3 1003.0 999.9 996.7 996.4 991.6 993.4 998.3 1002.8 1003.2 1006.3 999.7 MAX. QFF PRESSURE IN HPA 1020.9 1012.2 1016.1 1007.8 1005.0 1001.5 1000.4 1001.3 1006.0 1010.9 1021.8 1017.1 1021.8 DAY 7 22 14 21 18 30 1 31 27 28 25 3 MIN. QFF PRESSURE IN HPA 989.4 988.6 990.7 991.2 987.5 990.6 984.0 986.2 991.8 992.1 991.5 991.4 984.0 DAY 24 17 4 17 4 7 26 11 7 13 12 11 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1001.6 999.4 ****** 998.3 994.8 994.6 989.8 991.8 996.4 1001.2 1001.2 1004.4 ****** MAX. QFE PRESSURE IN HPA 1018.2 1010.7 ****** 1005.8 1003.9 1000.2 997.7 1000.2 1003.6 1008.4 1022.3 1015.3 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 MIN. QFE PRESSURE IN HPA 988.8 986.2 ****** 987.8 985.3 989.2 982.2 984.5 989.8 990.3 988.0 990.4 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 MEAN QNH PRESSURE IN HPA 1002.9 1000.6 ****** 999.6 996.1 995.9 991.1 993.1 997.7 1002.4 1002.5 1005.6 ****** MAX. QNH PRESSURE IN HPA 1019.5 1012.0 ****** 1007.1 1005.2 1001.5 999.0 1001.5 1004.9 1009.7 1023.6 1016.6 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 MIN. QNH PRESSURE IN HPA 990.1 987.5 ****** 989.1 986.6 990.5 983.5 985.8 991.1 991.6 989.3 991.7 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 MEAN QFF PRESSURE IN HPA 1003.2 1000.9 ****** 999.8 996.4 996.1 991.3 993.4 998.0 1002.7 1002.8 1006.0 ****** MAX. QFF PRESSURE IN HPA 1019.9 1012.4 ****** 1007.4 1005.4 1001.7 999.2 1001.7 1005.2 1010.0 1023.9 1016.9 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 MIN. QFF PRESSURE IN HPA 990.4 987.8 ****** 989.3 986.8 990.7 983.7 986.0 991.3 991.8 989.5 991.9 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.3 4.7 9.5 15.5 18.2 23.1 27.9 25.8 23.6 17.3 13.5 4.9 16.0 MINIMUN AIR TEMPERATURE (C) 5.0 1.5 6.0 10.5 13.5 17.8 22.9 22.6 18.3 11.4 9.2 1.1 11.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 30 27 6 0 0 0 64 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 9 0 0 0 0 0 0 0 0 0 12 21 TEMPERATURE RECORDS LOWEST(C) 1.6 -3.4 1.0 5.4 6.2 14.0 19.2 18.4 14.0 6.4 4.0 -3.0 -3.4 DAY 1 6 17 5 3 8 6 31 25 22 30 24 MAXIMUM AIR TEMPERATURE (C) 13.8 9.7 13.9 23.0 23.3 28.9 33.8 30.1 30.1 24.7 19.4 9.9 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 3 14 31 19 18 3 0 0 92 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 18.0 16.0 23.6 33.6 35.6 38.8 38.0 34.0 34.8 32.0 24.6 18.2 38.8 DAY 5 13 18 21 26 10 21 14 24 14 24 14 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 8.2 7.9 12.5 9.8 11.1 10.9 7.5 11.8 13.3 10.2 8.8 10.1 MEAN DAILY TEMP. (MDT) (C) 9.4 5.6 10.0 16.7 18.4 23.4 28.3 26.3 24.2 18.0 14.3 5.5 16.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.7 17.2 74.9 227.4 165.4 94.5 10.8 0.0 0.0 595.9 HEATING DEG. DAYS(BASE 18 0C) 267.7 359.8 248.8 61.5 42.8 0.0 0.0 0.0 0.0 43.4 111.1 386.8 1521.8 DEWPOINT (MEAN C) 3.4 0.3 6.5 11.1 13.0 16.9 21.3 21.4 17.8 12.2 10.1 2.2 11.4 MIXING RATIO (G/KG) 4.96 3.96 6.04 8.40 9.49 12.21 16.13 16.18 12.93 9.05 7.79 4.44 9.30 VAPOUR PRESSURE (HPA) 7.93 6.37 9.75 13.46 15.20 19.43 25.43 25.52 20.62 14.58 12.58 7.27 14.85 SATURATION DEF. (HPA) 3.28 2.41 2.39 5.04 6.64 9.82 13.00 8.08 9.28 6.20 3.39 1.62 5.93 RELATIVE HUMIDITY (MEAN %) 73 74 82 77 75 70 69 77 72 74 81 84 76 RELATIVE HUMIDITY (MAX. %) 84 88 93 91 89 87 85 89 88 92 95 95 90 RELATIVE HUMIDITY (MIN. %) 59 58 68 58 57 51 50 62 50 51 61 68 58 RELATIVE HUMIDITY (MEAN% 03UTC) 77 82 88 87 85 82 79 86 83 86 87 89 84 RELATIVE HUMIDITY (MEAN% 09UTC) 63 61 71 65 61 56 55 65 55 56 66 73 62 RELATIVE HUMIDITY (MEAN% 15UTC) 78 75 80 72 68 63 61 74 67 73 85 84 73 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 33.9 62.2 53.7 34.7 98.6 31.3 3.7 44.4 2.6 68.2 78.5 48.9 560.7 DAYS WITH PRECIPITATION >=10 1 2 2 1 3 0 0 1 0 2 3 2 17 DAYS WITH PRECIPITATION >= 5 3 3 4 4 7 4 0 1 0 2 4 3 35 DAYS WITH PRECIPITATION >= 1 5 7 9 6 10 7 1 3 1 3 11 6 69 DAYS WITH PRECIPITATION 6 11 17 8 11 8 2 6 5 5 13 10 102 GREATEST DAILY PRECIPITATION 16.0 25.6 12.0 10.0 22.0 9.0 3.0 39.0 1.0 48.0 18.1 23.0 48.0 DAY 29 15 16 18 2 16 4 3 10 7 13 15 DAY WITH THUNDER STORM 0 0 0 1 2 0 0 0 1 0 0 0 4 DAYS WITH SNOW OR SLEET 0 4 0 0 0 0 0 0 0 0 0 1 5 DAYS WITH DUST 0 0 0 0 0 0 0 0 1 0 2 3 6 WIND DIRECTION (PREVAILING) 270 315 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 7.9 5.0 7.9 8.4 8.3 7.4 7.0 6.2 6.6 8.1 6.7 6.2 7.4 PREVAILING WIND PERCENT 7.3 6.0 12.5 20.4 12.9 24.2 17.3 20.2 10.8 7.3 6.3 5.2 12.3 CALMS PERCENT OF WIND 68.5 78.9 65.3 60.0 78.6 60.8 70.2 76.2 88.8 91.1 92.9 91.1 76.9 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 268 323 308 288 279 280 269 266 267 262 267 308 280 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.3 1.5 1.8 1.3 2.5 2.1 1.4 0.7 0.6 0.4 0.4 1.1 WIND STEADINESES (MEAN %) 38.9 25.0 57.7 54.5 81.2 83.3 84.0 100.0 100.0 85.7 80.0 57.1 64.7 WIND SPEED (MEAN KNOTS) 1.8 1.2 2.6 3.3 1.6 3.0 2.5 1.4 0.7 0.7 0.5 0.7 1.7 FASTEST WIND DIRECTION 270 280 270 30 270 330 310 270 270 270 270 340 310 FASTEST WIND SPEED (KNOTS) 21 12 25 35 27 23 39 16 12 25 12 23 39 DAY 30 14 18 21 28 19 3 16 4 19 29 14 DAYS WITH SKY CLEAR (0-2)/8 17 6 3 11 8 11 17 4 17 18 5 12 129 DAYS WITH P.CLOUDY (3-6)/8 6 12 8 7 8 11 12 14 6 10 16 7 117 DAYS WITH CLOUDY (7-8)/8 8 11 20 12 15 8 2 13 7 3 9 12 120 DAYS WITH VISIBILITY =< 2 KM 0 2 1 0 0 1 0 0 0 0 0 0 4 DURATION OF SUNSHINE HOURS 137.6 101.5 81.6 178.3 160.6 176.1 250.5 132.0 207.5 218.8 124.9 113.1 1882.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1002.1 1009.2 1013.1 1011.2 1012.4 1010.1 1006.2 1006.9 1013.3 1018.1 1017.8 1025.3 1012.1 MAX. QFE PRESSURE IN HPA 1012.3 1021.2 1027.9 1023.4 1021.1 1018.0 1014.0 1014.4 1019.6 1030.0 1035.9 1035.6 1035.9 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30- 6 21- 6 30-21 18-18 MIN. QFE PRESSURE IN HPA 990.6 989.7 1000.0 998.5 997.2 999.5 1000.9 998.4 1006.7 1001.3 1003.5 1005.5 989.7 DAY-HOUR 1-12 8-12 1- 0 9-18 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 MEAN QNH PRESSURE IN HPA 1003.4 1010.5 1014.4 1012.5 1013.7 1011.4 1007.5 1008.2 1014.6 1019.4 1019.1 1026.6 1013.4 MAX. QNH PRESSURE IN HPA 1013.6 1022.5 1029.2 1024.7 1022.4 1019.3 1015.3 1015.7 1020.9 1031.3 1037.2 1036.9 1037.2 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30- 6 21- 6 30-21 18-18 MIN. QNH PRESSURE IN HPA 991.9 991.0 1001.3 999.8 998.5 1000.8 1002.2 999.7 1008.0 1002.6 1004.8 1006.8 991.0 DAY-HOUR 1-12 8-12 1- 0 9-18 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 MEAN QFF PRESSURE IN HPA 1003.8 1010.8 1014.7 1012.7 1013.9 1011.5 1007.7 1008.4 1014.8 1019.7 1019.4 1027.0 1013.7 MAX. QFF PRESSURE IN HPA 1013.9 1022.9 1029.5 1025.0 1022.7 1019.6 1015.5 1015.9 1021.2 1031.6 1037.6 1037.3 1037.6 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30-18 21- 6 30-21 18-18 MIN. QFF PRESSURE IN HPA 992.2 991.3 1001.6 1000.1 998.7 1001.0 1002.4 999.9 1008.2 1002.8 1005.1 1007.1 991.3 DAY-HOUR 1-12 8-12 1- 0 10- 0 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1002.1 1009.0 1012.5 1011.0 1012.0 1010.1 1005.9 1006.8 1012.9 1017.8 1017.5 1025.4 1011.9 MAX. QFE PRESSURE IN HPA 1008.9 1019.5 1026.1 1022.1 1021.1 1017.6 1011.6 1013.2 1017.6 1028.1 1028.2 1034.3 1034.3 DAY 4 18 10 4 13 16 4 30 5 21 30 1 MIN. QFE PRESSURE IN HPA 993.5 990.3 1000.0 998.5 997.2 1001.6 1000.9 998.4 1007.6 1004.4 1004.4 1009.8 990.3 DAY 9 8 1 10 28 21 26 15 8 18 12 14 MEAN QNH PRESSURE IN HPA 1003.4 1010.3 1013.8 1012.3 1013.3 1011.4 1007.2 1008.1 1014.2 1019.1 1018.8 1026.7 1013.2 MAX. QNH PRESSURE IN HPA 1010.2 1020.8 1027.4 1023.4 1022.4 1018.9 1012.9 1014.5 1018.9 1029.4 1029.5 1035.6 1035.6 DAY 4 18 10 4 13 16 4 30 5 21 30 1 MIN. QNH PRESSURE IN HPA 994.8 991.6 1001.3 999.8 998.5 1002.9 1002.2 999.7 1008.9 1005.7 1005.7 1011.1 991.6 DAY 9 8 1 10 28 21 26 15 8 18 12 14 MEAN QFF PRESSURE IN HPA 1003.7 1010.6 1014.2 1012.6 1013.6 1011.6 1007.4 1008.3 1014.4 1019.2 1019.1 1027.1 1013.5 MAX. QFF PRESSURE IN HPA 1010.5 1021.2 1027.8 1023.7 1022.7 1019.2 1013.1 1014.7 1019.2 1029.7 1029.8 1036.0 1036.0 DAY 4 18 10 4 13 16 4 31 5 21 30 1 MIN. QFF PRESSURE IN HPA 995.1 991.9 1001.6 1000.1 998.7 1003.1 1002.4 999.9 1009.1 1005.9 1006.0 1011.4 991.9 DAY 9 8 1 10 28 21 26 15 8 18 12 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1009.5 1012.9 1011.4 1012.4 1010.8 1006.7 1007.4 1013.4 1018.3 1017.6 1025.6 1012.4 MAX. QFE PRESSURE IN HPA 1009.8 1020.0 1024.9 1022.4 1020.1 1017.0 1012.5 1013.5 1018.4 1028.7 1032.0 1034.4 1034.4 DAY 4 18 10 4 13 16 3 30 22 8 30 19 MIN. QFE PRESSURE IN HPA 992.7 990.8 1000.0 1001.6 998.5 1003.4 1002.7 999.6 1007.6 1004.4 1003.5 1008.9 990.8 DAY 8 8 1 9 28 21 31 15 8 18 12 14 MEAN QNH PRESSURE IN HPA 1003.6 1010.8 1014.2 1012.7 1013.6 1012.0 1008.0 1008.7 1014.7 1019.6 1019.0 1026.9 1013.7 MAX. QNH PRESSURE IN HPA 1011.1 1021.3 1026.2 1023.7 1021.4 1018.3 1013.8 1014.8 1019.7 1030.0 1033.3 1035.7 1035.7 DAY 4 18 10 4 13 16 3 30 22 8 30 19 MIN. QNH PRESSURE IN HPA 994.0 992.1 1001.3 1002.9 999.8 1004.7 1004.0 1000.9 1008.9 1005.7 1004.8 1010.2 992.1 DAY 8 8 1 9 28 21 31 15 8 18 12 14 MEAN QFF PRESSURE IN HPA 1004.0 1011.1 1014.6 1013.0 1013.9 1012.3 1008.2 1008.9 1015.0 1019.9 1019.3 1027.2 1013.9 MAX. QFF PRESSURE IN HPA 1011.4 1021.7 1026.6 1024.0 1021.7 1018.6 1014.0 1015.0 1020.0 1030.3 1033.7 1036.1 1036.1 DAY 4 18 10 4 13 16 3 30 22 8 30 19 MIN. QFF PRESSURE IN HPA 994.3 992.4 1001.6 1003.2 1000.0 1004.9 1004.2 1001.1 1009.1 1005.9 1005.1 1010.5 992.4 DAY 8 8 1 9 28 21 31 15 8 18 12 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1002.8 1010.2 1013.3 1012.1 1012.8 1011.2 1007.4 1007.9 1014.4 1019.3 1018.6 1026.5 1013.0 MAX. QFE PRESSURE IN HPA 1012.3 1021.2 1025.3 1023.4 1020.4 1017.8 1013.2 1013.5 1019.6 1030.0 1034.6 1035.1 1035.1 DAY 4 18 22 4 12 12 3 30 30 21 30 19 MIN. QFE PRESSURE IN HPA 992.3 991.6 1000.6 1003.4 999.8 1004.3 1004.2 1000.6 1007.9 1004.8 1004.0 1009.2 991.6 DAY 8 8 1 16 28 10 29 15 8 17 12 14 MEAN QNH PRESSURE IN HPA 1004.1 1011.5 1014.6 1013.4 1014.1 1012.5 1008.7 1009.2 1015.7 1020.6 1019.9 1027.8 1014.3 MAX. QNH PRESSURE IN HPA 1013.6 1022.5 1026.6 1024.7 1021.7 1019.1 1014.5 1014.8 1020.9 1031.3 1035.9 1036.4 1036.4 DAY 4 18 22 4 12 12 3 30 30 21 30 19 MIN. QNH PRESSURE IN HPA 993.6 992.9 1001.9 1004.7 1001.1 1005.6 1005.5 1001.9 1009.2 1006.1 1005.3 1010.5 992.9 DAY 8 8 1 16 28 10 29 15 8 17 12 14 MEAN QFF PRESSURE IN HPA 1004.4 1011.8 1015.0 1013.7 1014.3 1012.5 1008.9 1009.5 1015.9 1020.8 1020.2 1028.2 1014.6 MAX. QFF PRESSURE IN HPA 1013.9 1022.9 1026.9 1025.0 1022.0 1019.4 1014.7 1015.0 1021.1 1031.6 1036.3 1036.8 1036.8 DAY 4 18 22 4 12 12 3 31 30 21 30 19 MIN. QFF PRESSURE IN HPA 993.9 993.2 1002.2 1005.0 1001.3 1005.8 1005.7 1002.1 1009.4 1006.3 1005.6 1010.8 993.2 DAY 8 8 1 16 28 10 29 15 8 17 12 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1001.6 1009.3 1012.8 1011.5 1012.4 1010.4 1006.8 1007.2 1013.7 1018.3 1017.7 1025.3 1012.2 MAX. QFE PRESSURE IN HPA 1009.7 1020.8 1026.3 1022.7 1020.2 1017.9 1013.4 1013.1 1019.2 1028.7 1034.2 1034.4 1034.4 DAY 4 18 9 4 12 12 3 30 30 21 30 18 MIN. QFE PRESSURE IN HPA 991.3 990.5 1002.3 1000.7 1000.9 1002.6 1003.0 1001.2 1007.4 1003.0 1004.8 1007.3 990.5 DAY 8 8 2 16 28 10 15 15 8 18 12 14 MEAN QNH PRESSURE IN HPA 1002.9 1010.6 1014.1 1012.8 1013.7 1011.7 1008.1 1008.4 1015.0 1019.6 1019.0 1026.7 1013.5 MAX. QNH PRESSURE IN HPA 1011.0 1022.1 1027.6 1024.0 1021.5 1019.2 1014.7 1014.4 1020.5 1030.0 1035.5 1035.7 1035.7 DAY 4 18 9 4 12 12 3 30 30 21 30 18 MIN. QNH PRESSURE IN HPA 992.6 991.8 1003.6 1002.0 1002.2 1003.9 1004.3 1002.5 1008.7 1004.3 1006.1 1008.6 991.8 DAY 8 8 2 16 28 10 15 15 8 18 12 14 MEAN QFF PRESSURE IN HPA 1003.2 1010.9 1014.4 1013.1 1014.0 1011.9 1008.3 1008.7 1015.2 1019.9 1019.3 1027.0 1013.8 MAX. QFF PRESSURE IN HPA 1011.3 1022.5 1027.9 1024.3 1021.8 1019.5 1014.9 1014.6 1020.7 1030.3 1035.9 1036.1 1036.1 DAY 4 18 9 4 12 12 3 30 30 21 30 18 MIN. QFF PRESSURE IN HPA 992.9 992.1 1003.9 1002.2 1002.4 1004.1 1004.5 1002.7 1008.9 1004.5 1006.4 1008.9 992.1 DAY 8 8 2 16 28 10 15 15 8 18 12 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1001.3 1008.4 1012.1 1010.3 1012.0 1009.3 1005.7 1006.1 1012.5 1017.3 1017.0 1024.5 1011.4 MAX. QFE PRESSURE IN HPA 1010.0 1020.0 1026.0 1021.1 1020.0 1017.8 1013.2 1012.7 1018.7 1028.7 1033.4 1033.9 1033.9 DAY 4 18 9 4 17 15 3 30 30 21 30 18 MIN. QFE PRESSURE IN HPA 990.6 989.7 1000.9 999.8 1001.1 1001.3 1002.0 1000.7 1006.7 1002.9 1005.0 1005.5 989.7 DAY 1 8 18 16 28 10 15 28 8 18 12 14 MEAN QNH PRESSURE IN HPA 1002.6 1009.7 1013.4 1011.6 1013.3 1010.6 1006.9 1007.4 1013.8 1018.6 1018.3 1025.8 1012.7 MAX. QNH PRESSURE IN HPA 1011.3 1021.3 1027.3 1022.4 1021.3 1019.1 1014.5 1014.0 1020.0 1030.0 1034.7 1035.2 1035.2 DAY 4 18 9 4 17 15 3 30 30 21 30 18 MIN. QNH PRESSURE IN HPA 991.9 991.0 1002.2 1001.1 1002.4 1002.6 1003.3 1002.0 1008.0 1004.2 1006.3 1006.8 991.0 DAY 1 8 18 16 28 10 15 28 8 18 12 14 MEAN QFF PRESSURE IN HPA 1002.9 1010.0 1013.7 1011.9 1013.5 1010.9 1007.1 1007.6 1014.0 1018.6 1018.6 1026.1 1012.9 MAX. QFF PRESSURE IN HPA 1011.6 1021.7 1027.7 1022.7 1021.6 1019.4 1014.7 1014.2 1020.2 1030.3 1035.1 1035.6 1035.6 DAY 4 18 9 4 17 15 3 30 30 21 30 18 MIN. QFF PRESSURE IN HPA 992.2 991.3 1002.5 1001.3 1002.6 1002.8 1003.5 1002.2 1008.2 1004.4 1006.6 1007.1 991.3 DAY 1 8 18 16 28 10 15 28 8 18 12 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1002.0 1009.1 1013.3 1010.4 1012.1 1009.0 1005.4 1005.8 1012.6 1017.7 1017.8 1025.1 1011.7 MAX. QFE PRESSURE IN HPA 1009.0 1020.4 1026.5 1021.3 1020.4 1016.8 1013.4 1012.7 1018.9 1029.0 1034.4 1034.6 1034.6 DAY 4 18 9 3 12 15 3 30 30 21 30 18 MIN. QFE PRESSURE IN HPA 990.9 991.3 1002.5 999.5 1001.2 1000.6 1001.4 999.8 1006.7 1001.3 1007.2 1008.0 990.9 DAY 1 8 18 9 27 20 30 14 8 17 12 13 MEAN QNH PRESSURE IN HPA 1003.3 1010.4 1014.6 1011.7 1013.4 1010.3 1006.7 1007.1 1013.9 1019.0 1019.1 1026.4 1013.0 MAX. QNH PRESSURE IN HPA 1010.3 1021.7 1027.8 1022.6 1021.7 1018.1 1014.7 1014.0 1020.2 1030.3 1035.7 1035.9 1035.9 DAY 4 18 9 3 12 15 3 30 30 21 30 18 MIN. QNH PRESSURE IN HPA 992.2 992.6 1003.8 1000.8 1002.5 1001.9 1002.7 1001.1 1008.0 1002.6 1008.5 1009.3 992.2 DAY 1 8 18 9 27 20 30 14 8 17 12 13 MEAN QFF PRESSURE IN HPA 1004.0 1010.7 1015.0 1012.0 1013.7 1010.6 1006.9 1007.3 1014.1 1019.7 1019.4 1026.7 1013.3 MAX. QFF PRESSURE IN HPA 1010.6 1022.1 1028.1 1022.9 1022.0 1018.4 1014.9 1014.2 1020.5 1030.6 1036.1 1036.3 1036.3 DAY 4 18 9 3 12 15 3 30 30 21 30 18 MIN. QFF PRESSURE IN HPA 993.8 992.9 1004.1 1001.1 1002.7 1002.1 1002.9 1001.3 1008.2 1002.8 1008.8 1009.6 992.9 DAY 8 8 18 9 27 20 30 14 8 17 12 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1002.5 1009.3 1014.1 1011.3 1013.0 1009.9 1005.9 1006.9 1013.5 1018.4 1018.3 1025.4 1012.4 MAX. QFE PRESSURE IN HPA 1008.2 1020.9 1027.9 1022.6 1020.8 1017.8 1014.0 1013.9 1019.6 1029.9 1035.0 1035.6 1035.6 DAY 10 18 9 3 12 15 3 30 30 21 30 18 MIN. QFE PRESSURE IN HPA 992.2 993.3 1004.7 998.5 1001.1 999.5 1001.7 1000.2 1008.7 1001.8 1007.4 1007.4 992.2 DAY 8 7 1 9 27 20 25 14 7 17 12 13 MEAN QNH PRESSURE IN HPA 1003.8 1010.6 1015.4 1012.6 1014.3 1011.2 1007.2 1008.2 1014.8 1019.7 1019.6 1026.8 1013.7 MAX. QNH PRESSURE IN HPA 1009.5 1022.2 1029.2 1023.9 1022.1 1019.1 1015.3 1015.2 1020.9 1031.2 1036.3 1036.9 1036.9 DAY 10 18 9 3 12 15 3 30 30 21 30 18 MIN. QNH PRESSURE IN HPA 993.5 994.6 1006.0 999.8 1002.4 1000.8 1003.0 1001.5 1010.0 1003.1 1008.7 1008.7 993.5 DAY 8 7 1 9 27 20 25 14 7 17 12 13 MEAN QFF PRESSURE IN HPA 1004.1 1011.0 1015.7 1012.9 1014.5 1011.2 1007.4 1008.4 1015.0 1020.0 1019.9 1027.1 1013.9 MAX. QFF PRESSURE IN HPA 1009.8 1022.6 1029.5 1024.2 1022.4 1019.4 1015.5 1015.4 1021.2 1031.5 1036.7 1037.3 1037.3 DAY 10 18 9 3 12 15 3 30 30 21 30 18 MIN. QFF PRESSURE IN HPA 993.8 994.9 1006.3 1000.1 1002.6 1001.0 1003.2 1001.7 1010.2 1003.3 1009.0 1009.0 993.8 DAY 8 7 1 9 27 20 25 14 7 17 12 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1002.3 1009.0 1013.7 1011.4 1012.5 1009.9 1006.0 1007.1 1013.3 1018.0 1018.2 1025.0 1012.2 MAX. QFE PRESSURE IN HPA 1007.8 1020.0 1027.0 1022.2 1020.8 1018.0 1013.2 1014.4 1018.7 1029.4 1035.9 1035.0 1035.9 DAY 20 18 9 3 12 15 3 30 4 21 30 18 MIN. QFE PRESSURE IN HPA 992.5 992.3 1000.8 998.5 997.4 1000.7 1001.1 998.6 1007.8 1003.9 1005.4 1008.2 992.3 DAY 8 7 24 9 27 20 25 14 7 17 11 13 MEAN QNH PRESSURE IN HPA 1003.6 1010.3 1015.0 1012.7 1013.8 1011.2 1007.2 1008.4 1014.6 1019.3 1019.5 1026.3 1013.5 MAX. QNH PRESSURE IN HPA 1009.1 1021.3 1028.3 1023.5 1022.1 1019.3 1014.5 1015.7 1020.0 1030.7 1037.2 1036.3 1037.2 DAY 20 18 9 3 12 15 3 30 4 21 30 18 MIN. QNH PRESSURE IN HPA 993.8 993.6 1002.1 999.8 998.7 1002.0 1002.4 999.9 1009.1 1005.2 1006.7 1009.5 993.6 DAY 8 7 24 9 27 20 25 14 7 17 11 13 MEAN QFF PRESSURE IN HPA 1003.9 1010.6 1015.4 1012.9 1014.0 1011.4 1007.6 1008.7 1014.8 1019.6 1019.8 1026.6 1013.8 MAX. QFF PRESSURE IN HPA 1009.4 1021.7 1028.6 1023.8 1022.4 1019.6 1014.7 1015.9 1020.2 1031.0 1037.6 1036.7 1037.6 DAY 20 18 9 3 12 15 3 30 4 21 30 18 MIN. QFF PRESSURE IN HPA 994.1 993.9 1002.4 1000.1 998.9 1002.2 1003.0 1000.1 1009.3 1005.4 1007.0 1009.8 993.9 DAY 8 7 24 9 27 20 28 14 7 17 11 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.4 7.8 7.7 15.9 22.0 25.9 25.9 26.3 24.6 17.0 13.7 8.8 16.8 MINIMUN AIR TEMPERATURE (C) 2.8 3.4 3.4 9.8 15.0 20.3 22.2 20.3 19.5 11.5 9.2 5.2 11.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 10 28 16 10 0 0 0 64 DAYS WITH MINIMUM TEMP. <=-4 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 7 7 9 0 0 0 0 0 0 0 0 1 24 TEMPERATURE RECORDS LOWEST(C) -3.0 -4.4 -3.2 5.9 9.6 17.2 19.0 16.0 14.0 7.0 5.0 -1.4 -4.4 DAY 18 24 12 2 5 13 29 30 24 24 25 15 MAXIMUM AIR TEMPERATURE (C) 11.5 14.1 13.5 23.2 30.0 32.2 31.0 33.3 31.1 24.4 19.9 13.7 23.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 4 18 26 22 26 21 2 0 0 120 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.6 27.8 30.0 32.8 37.0 39.8 35.6 36.8 36.6 39.0 27.0 19.6 39.8 DAY 21 15 21 12 20 19 13 22 1 20 16 1 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 10.7 10.1 13.4 15.0 11.9 8.8 13.0 11.6 12.9 10.7 8.5 11.3 MEAN DAILY TEMP. (MDT) (C) 7.1 8.8 8.5 16.5 22.5 26.2 26.6 26.8 25.3 17.9 14.5 9.4 17.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.9 69.3 157.3 173.5 176.4 123.6 5.1 0.0 0.0 706.1 HEATING DEG. DAYS(BASE 18 0C) 336.5 258.9 287.7 60.7 6.2 0.0 0.0 0.0 0.0 35.2 104.7 265.4 1355.2 DEWPOINT (MEAN C) 3.3 3.8 3.7 11.2 14.7 19.0 20.3 19.8 19.7 11.4 9.9 5.7 11.9 MIXING RATIO (G/KG) 4.87 5.16 5.13 8.45 10.61 13.94 15.12 14.65 14.58 8.54 7.65 5.74 9.54 VAPOUR PRESSURE (HPA) 7.90 8.30 8.32 13.55 16.95 22.07 23.93 23.23 23.14 13.76 12.37 9.31 15.24 SATURATION DEF. (HPA) 2.00 3.05 2.86 5.41 10.99 12.09 9.96 12.21 8.69 6.49 3.86 2.28 6.66 RELATIVE HUMIDITY (MEAN %) 82 78 78 77 67 68 73 69 76 73 79 82 75 RELATIVE HUMIDITY (MAX. %) 93 92 91 92 87 85 87 87 92 91 93 92 90 RELATIVE HUMIDITY (MIN. %) 67 60 60 55 43 48 55 49 55 47 58 66 55 RELATIVE HUMIDITY (MEAN% 03UTC) 87 84 86 87 80 79 82 80 88 87 88 87 85 RELATIVE HUMIDITY (MEAN% 09UTC) 73 67 66 62 51 53 60 54 60 54 62 70 61 RELATIVE HUMIDITY (MEAN% 15UTC) 83 78 74 69 56 64 67 61 73 72 81 84 72 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 48.2 100.6 32.3 29.8 5.0 13.4 3.6 36.4 26.2 62.9 15.1 55.9 429.4 DAYS WITH PRECIPITATION >=10 2 2 0 1 0 1 0 1 1 3 0 3 14 DAYS WITH PRECIPITATION >= 5 4 8 2 2 0 1 0 2 1 4 1 4 29 DAYS WITH PRECIPITATION >= 1 7 10 7 2 1 2 2 3 2 6 4 10 56 DAYS WITH PRECIPITATION 10 13 15 3 6 3 4 4 4 10 5 11 88 GREATEST DAILY PRECIPITATION 15.4 28.8 7.8 20.0 2.4 10.0 2.0 28.2 22.0 20.6 8.7 15.0 28.8 DAY 23 6 25 16 3 28 28 18 20 11 27 7 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 1 0 1 0 1 3 DAYS WITH SNOW OR SLEET 1 4 4 0 0 0 0 0 0 0 0 0 9 DAYS WITH DUST 0 1 0 0 0 0 0 0 0 1 0 0 2 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.9 9.3 11.2 14.6 11.1 14.2 11.8 12.1 8.2 9.6 7.7 9.6 11.2 PREVAILING WIND PERCENT 16.9 25.9 21.8 24.2 29.4 34.6 38.7 30.2 12.9 9.7 5.8 7.3 21.4 CALMS PERCENT OF WIND 69.4 64.3 72.2 70.4 63.3 58.3 56.9 65.3 85.8 87.5 92.5 87.9 72.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 286 276 263 271 269 274 271 270 272 268 279 272 272 VECTOR WIND MAGNITUDE(KNOTS) 0.9 2.3 2.2 3.4 3.4 5.5 5.0 3.6 1.1 1.0 0.5 0.7 2.4 WIND STEADINESES (MEAN %) 50.0 69.7 71.0 85.0 81.0 94.8 96.2 90.0 100.0 83.3 100.0 63.6 82.8 WIND SPEED (MEAN KNOTS) 1.8 3.3 3.1 4.0 4.2 5.8 5.2 4.0 1.1 1.2 0.5 1.1 2.9 FASTEST WIND DIRECTION 300 270 270 270 270 270 270 270 290 270 290 270 270 FASTEST WIND SPEED (KNOTS) 29 39 43 60 39 41 33 29 29 21 12 16 60 DAY 16 16 8 13 1 9 14 9 8 20 3 3 DAYS WITH SKY CLEAR (0-2)/8 10 8 9 9 21 13 5 24 17 15 11 9 151 DAYS WITH P.CLOUDY (3-6)/8 8 9 10 16 6 11 11 3 5 10 10 7 106 DAYS WITH CLOUDY (7-8)/8 13 11 12 5 4 6 15 4 8 6 9 15 108 DAYS WITH VISIBILITY =< 2 KM 2 1 0 0 0 0 0 0 0 0 1 1 5 DURATION OF SUNSHINE HOURS 115.5 129.4 146.8 208.4 271.3 235.9 127.8 300.5 205.5 193.4 136.7 111.6 2182.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.0 1010.8 1021.4 1011.6 1011.2 1007.2 1008.5 1010.2 1011.2 1017.3 1019.1 1018.7 1013.8 MAX. QFE PRESSURE IN HPA 1032.0 1029.5 1038.8 1033.2 1022.2 1016.3 1014.5 1017.5 1022.8 1029.3 1030.1 1034.2 1038.8 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 MIN. QFE PRESSURE IN HPA 1004.4 991.9 997.2 1000.1 1002.7 994.9 999.8 1002.4 1001.9 1002.6 1009.3 992.1 991.9 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 MEAN QNH PRESSURE IN HPA 1019.3 1012.0 1022.7 1012.9 1012.4 1008.4 1009.8 1011.4 1012.5 1018.6 1020.4 1020.0 1015.0 MAX. QNH PRESSURE IN HPA 1033.3 1030.8 1040.1 1034.5 1023.5 1017.6 1015.8 1018.8 1024.1 1030.6 1031.4 1035.5 1040.1 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 MIN. QNH PRESSURE IN HPA 1005.7 993.2 998.5 1001.4 1004.0 996.2 1001.1 1003.7 1003.2 1003.9 1010.6 993.4 993.2 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 MEAN QFF PRESSURE IN HPA 1019.6 1012.4 1023.1 1013.2 1012.7 1008.6 1010.0 1011.7 1012.7 1018.9 1020.7 1020.3 1015.3 MAX. QFF PRESSURE IN HPA 1033.7 1031.2 1040.5 1034.9 1023.8 1017.8 1016.0 1019.0 1024.4 1030.9 1031.7 1035.9 1040.5 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 MIN. QFF PRESSURE IN HPA 1006.0 993.4 998.8 1001.6 1004.2 996.4 1001.3 1003.9 1003.4 1004.1 1010.9 993.7 993.4 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1010.3 1021.1 1011.2 1011.0 1006.9 1008.4 1009.9 1011.0 1016.7 1019.2 1018.7 1013.6 MAX. QFE PRESSURE IN HPA 1027.2 1027.1 1037.7 1032.4 1020.0 1015.3 1013.8 1016.3 1021.4 1026.5 1028.1 1031.7 1037.7 DAY 24 24 5 17 12 10 29 25 22 31 20 14 MIN. QFE PRESSURE IN HPA 1008.5 995.0 998.6 1000.3 1003.2 996.0 1001.8 1003.6 1002.8 1006.0 1012.0 993.0 993.0 DAY 19 6 24 13 31 20 20 6 7 18 27 19 MEAN QNH PRESSURE IN HPA 1019.6 1011.6 1022.4 1012.5 1012.3 1008.2 1009.7 1011.2 1012.3 1018.0 1020.5 1020.0 1014.9 MAX. QNH PRESSURE IN HPA 1028.5 1028.4 1039.0 1033.7 1021.3 1016.6 1015.1 1017.6 1022.7 1027.8 1029.4 1033.0 1039.0 DAY 24 24 5 17 12 10 29 25 22 31 20 14 MIN. QNH PRESSURE IN HPA 1009.8 996.3 999.9 1001.6 1004.5 997.3 1003.1 1004.9 1004.1 1007.3 1013.3 994.3 994.3 DAY 19 6 24 13 31 20 20 6 7 18 27 19 MEAN QFF PRESSURE IN HPA 1019.8 1011.9 1022.8 1013.0 1012.6 1008.3 1009.9 1011.4 1012.5 1018.3 1020.8 1020.3 1015.1 MAX. QFF PRESSURE IN HPA 1028.9 1028.8 1039.4 1034.0 1021.6 1016.8 1015.3 1017.8 1023.0 1028.1 1029.7 1033.4 1039.4 DAY 24 24 5 17 12 10 29 25 22 31 20 14 MIN. QFF PRESSURE IN HPA 1010.1 996.6 1000.2 1001.8 1004.7 997.5 1003.3 1005.1 1004.3 1007.6 1013.6 994.6 994.6 DAY 19 6 24 13 31 20 20 6 7 18 27 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1010.8 1021.5 1011.8 1011.4 1007.7 1009.0 1010.5 1011.4 1017.2 1019.3 1018.9 1014.0 MAX. QFE PRESSURE IN HPA 1029.2 1026.5 1038.6 1031.7 1020.7 1015.3 1014.1 1016.5 1021.8 1026.8 1028.5 1033.3 1038.6 DAY 14 24 5 17 12 10 16 25 22 31 19 14 MIN. QFE PRESSURE IN HPA 1007.5 999.3 997.2 1000.1 1002.7 997.4 1003.0 1004.0 1003.3 1006.6 1012.5 995.2 995.2 DAY 21 16 24 15 21 20 20 6 2 17 9 19 MEAN QNH PRESSURE IN HPA 1019.6 1012.1 1022.8 1013.1 1012.7 1009.0 1010.3 1011.8 1012.7 1018.5 1020.6 1020.2 1015.3 MAX. QNH PRESSURE IN HPA 1030.5 1027.8 1039.9 1033.0 1022.0 1016.6 1015.4 1017.8 1023.1 1028.1 1029.8 1034.6 1039.9 DAY 14 24 5 17 12 10 16 25 22 31 19 14 MIN. QNH PRESSURE IN HPA 1008.8 1000.6 998.5 1001.4 1004.0 998.7 1004.3 1005.3 1004.6 1007.9 1013.8 996.5 996.5 DAY 21 16 24 15 21 20 20 6 2 17 9 19 MEAN QFF PRESSURE IN HPA 1019.9 1012.4 1023.2 1013.4 1012.9 1009.2 1010.5 1012.0 1012.9 1018.9 1020.9 1020.5 1015.6 MAX. QFF PRESSURE IN HPA 1030.9 1028.2 1040.3 1033.4 1022.3 1016.8 1015.6 1018.0 1023.4 1028.4 1030.1 1035.0 1040.3 DAY 14 24 5 17 12 10 16 25 22 31 19 14 MIN. QFF PRESSURE IN HPA 1009.1 1000.9 998.8 1001.6 1004.2 998.9 1004.5 1005.5 1004.8 1008.2 1014.1 996.8 996.8 DAY 21 16 24 15 21 20 20 6 2 17 9 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1011.5 1022.4 1012.5 1012.0 1008.3 1009.6 1011.4 1012.4 1018.3 1019.9 1019.6 1014.7 MAX. QFE PRESSURE IN HPA 1032.0 1028.2 1038.8 1031.1 1021.4 1014.7 1014.5 1017.5 1022.8 1029.3 1028.9 1034.2 1038.8 DAY 14 28 10 17 12 10 16 25 22 31 19 14 MIN. QFE PRESSURE IN HPA 1007.7 1001.5 1001.0 1003.2 1003.0 998.2 1003.6 1005.1 1004.7 1007.2 1012.7 998.7 998.2 DAY 21 5 24 24 1 20 19 5 7 17 9 19 MEAN QNH PRESSURE IN HPA 1020.1 1012.7 1023.7 1013.8 1013.3 1009.5 1010.9 1012.7 1013.7 1019.6 1021.2 1020.9 1016.0 MAX. QNH PRESSURE IN HPA 1033.3 1029.5 1040.1 1032.4 1022.7 1016.0 1015.8 1018.8 1024.1 1030.6 1030.2 1035.5 1040.1 DAY 14 28 10 17 12 10 16 25 22 31 19 14 MIN. QNH PRESSURE IN HPA 1009.0 1002.8 1002.3 1004.5 1004.3 999.5 1004.9 1006.4 1006.0 1008.5 1014.0 1000.0 999.5 DAY 21 5 24 24 1 20 19 5 7 17 9 19 MEAN QFF PRESSURE IN HPA 1020.5 1013.1 1024.1 1014.1 1013.6 1009.8 1011.1 1012.9 1013.9 1019.9 1021.5 1021.3 1016.3 MAX. QFF PRESSURE IN HPA 1033.7 1029.9 1040.5 1032.7 1023.0 1016.2 1016.0 1019.0 1024.4 1030.9 1030.5 1035.9 1040.5 DAY 14 28 10 17 12 10 16 25 22 31 19 14 MIN. QFF PRESSURE IN HPA 1009.3 1003.1 1002.6 1004.8 1004.5 999.7 1005.1 1006.6 1006.2 1008.8 1014.3 1000.3 999.7 DAY 21 5 24 24 1 20 19 5 7 17 9 19 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1010.6 1021.8 1012.0 1011.4 1007.5 1009.0 1010.7 1011.5 1017.4 1018.9 1018.3 1013.9 MAX. QFE PRESSURE IN HPA 1031.6 1026.0 1038.1 1029.7 1022.2 1013.8 1014.2 1017.0 1022.0 1028.4 1029.4 1032.4 1038.1 DAY 14 28 10 17 12 9 16 25 22 31 19 14 MIN. QFE PRESSURE IN HPA 1006.0 998.1 1004.2 1003.2 1003.0 997.4 1003.0 1003.5 1003.0 1005.6 1010.8 998.5 997.4 DAY 2 5 24 24 1 20 19 5 14 20 26 19 MEAN QNH PRESSURE IN HPA 1019.2 1011.9 1023.1 1013.3 1012.7 1008.8 1010.3 1011.9 1012.8 1018.7 1020.2 1019.6 1015.2 MAX. QNH PRESSURE IN HPA 1032.9 1027.3 1039.4 1031.0 1023.5 1015.1 1015.5 1018.3 1023.3 1029.7 1030.7 1033.7 1039.4 DAY 14 28 10 17 12 9 16 25 22 31 19 14 MIN. QNH PRESSURE IN HPA 1007.3 999.4 1005.5 1004.5 1004.3 998.7 1004.3 1004.8 1004.3 1006.9 1012.1 999.8 998.7 DAY 2 5 24 24 1 20 19 5 14 20 26 19 MEAN QFF PRESSURE IN HPA 1019.6 1012.2 1023.5 1013.4 1012.9 1009.0 1010.6 1012.2 1013.0 1019.0 1020.5 1019.9 1015.5 MAX. QFF PRESSURE IN HPA 1033.3 1027.7 1039.8 1031.3 1023.8 1015.3 1015.7 1018.5 1023.6 1030.0 1031.0 1034.1 1039.8 DAY 14 28 10 17 12 9 16 25 22 31 19 14 MIN. QFF PRESSURE IN HPA 1007.6 999.7 1005.8 1004.8 1004.5 998.9 1004.5 1005.0 1004.5 1007.1 1012.4 1000.1 998.9 DAY 2 5 24 24 1 20 19 5 14 20 26 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1009.9 1020.6 1011.1 1010.1 1006.5 1007.8 1009.3 1010.3 1016.6 1018.2 1017.7 1013.0 MAX. QFE PRESSURE IN HPA 1029.0 1024.6 1036.8 1030.0 1019.8 1014.2 1013.1 1015.5 1020.0 1027.6 1029.9 1031.7 1036.8 DAY 23 24 5 16 12 9 15 25 22 31 19 14 MIN. QFE PRESSURE IN HPA 1004.4 995.5 1002.5 1003.4 1004.3 996.5 1000.8 1002.4 1001.9 1002.6 1010.5 1000.5 995.5 DAY 21 5 24 9 1 20 19 5 14 20 26 19 MEAN QNH PRESSURE IN HPA 1018.6 1011.2 1021.9 1012.4 1011.4 1007.8 1009.1 1010.6 1011.6 1017.9 1019.5 1019.0 1014.3 MAX. QNH PRESSURE IN HPA 1030.3 1025.9 1038.1 1031.3 1021.1 1015.5 1014.4 1016.8 1021.3 1028.9 1031.2 1033.0 1038.1 DAY 23 24 5 16 12 9 15 25 22 31 19 14 MIN. QNH PRESSURE IN HPA 1005.7 996.8 1003.8 1004.7 1005.6 997.8 1002.1 1003.7 1003.2 1003.9 1011.8 1001.8 996.8 DAY 21 5 24 9 1 20 19 5 14 20 26 19 MEAN QFF PRESSURE IN HPA 1018.6 1011.5 1022.2 1012.8 1011.7 1007.9 1009.3 1010.8 1011.8 1018.2 1019.8 1019.3 1014.5 MAX. QFF PRESSURE IN HPA 1030.7 1026.3 1038.5 1031.6 1021.4 1015.7 1014.6 1017.0 1021.5 1029.2 1031.5 1033.4 1038.5 DAY 23 24 5 16 12 9 15 25 22 31 19 14 MIN. QFF PRESSURE IN HPA 1006.0 997.1 1004.1 1004.9 1005.8 998.0 1002.3 1003.9 1003.4 1004.1 1012.1 1002.1 997.1 DAY 21 5 24 9 20 20 19 5 14 20 26 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1010.7 1020.9 1011.1 1010.4 1006.4 1007.5 1009.3 1010.5 1017.1 1018.7 1018.7 1013.3 MAX. QFE PRESSURE IN HPA 1028.9 1028.1 1037.4 1031.7 1019.8 1014.2 1013.5 1015.2 1020.0 1027.6 1029.9 1031.0 1037.4 DAY 23 23 5 16 12 9 15 24 21 31 19 14 MIN. QFE PRESSURE IN HPA 1005.8 994.5 1004.0 1003.2 1003.1 995.1 999.8 1002.4 1002.8 1005.8 1009.3 1002.7 994.5 DAY 2 5 23 9 20 20 19 5 14 20 26 18 MEAN QNH PRESSURE IN HPA 1019.2 1012.0 1022.2 1012.4 1011.7 1007.7 1008.8 1010.6 1011.8 1018.4 1020.0 1020.0 1014.6 MAX. QNH PRESSURE IN HPA 1030.2 1029.4 1038.7 1033.0 1021.1 1015.5 1014.8 1016.5 1021.3 1028.9 1031.2 1032.3 1038.7 DAY 23 23 5 16 12 9 15 24 21 31 19 14 MIN. QNH PRESSURE IN HPA 1007.1 995.8 1005.3 1004.5 1004.4 996.4 1001.1 1003.7 1004.1 1007.1 1010.6 1004.0 995.8 DAY 2 5 23 9 20 20 19 5 14 20 26 18 MEAN QFF PRESSURE IN HPA 1019.6 1012.3 1022.6 1012.7 1011.9 1007.9 1009.1 1010.8 1012.1 1019.0 1020.3 1020.4 1014.9 MAX. QFF PRESSURE IN HPA 1030.6 1029.8 1039.1 1033.3 1021.4 1015.7 1015.0 1016.7 1021.6 1029.2 1031.5 1032.7 1039.1 DAY 23 23 5 16 12 9 15 24 21 31 19 14 MIN. QFF PRESSURE IN HPA 1007.4 996.1 1005.6 1004.8 1004.6 996.6 1001.3 1003.9 1004.3 1007.4 1010.9 1004.3 996.1 DAY 2 5 23 9 20 20 19 5 14 20 26 18 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1011.4 1021.9 1012.0 1011.6 1007.1 1008.4 1010.3 1011.5 1017.9 1019.3 1018.9 1014.0 MAX. QFE PRESSURE IN HPA 1028.6 1029.5 1037.7 1033.2 1020.4 1016.3 1013.8 1016.7 1020.9 1028.0 1030.1 1029.7 1037.7 DAY 23 23 5 16 11 9 15 24 21 31 19 14 MIN. QFE PRESSURE IN HPA 1006.7 994.5 1005.0 1004.0 1005.4 995.9 1000.3 1002.9 1004.3 1008.0 1009.7 995.2 994.5 DAY 18 5 23 14 30 20 19 22 6 20 26 18 MEAN QNH PRESSURE IN HPA 1019.4 1012.7 1023.2 1013.3 1012.9 1008.4 1009.7 1011.6 1012.7 1019.2 1020.6 1020.2 1015.3 MAX. QNH PRESSURE IN HPA 1029.9 1030.8 1039.0 1034.5 1021.7 1017.6 1015.1 1018.0 1022.2 1029.3 1031.4 1031.0 1039.0 DAY 23 23 5 16 11 9 15 24 21 31 19 14 MIN. QNH PRESSURE IN HPA 1008.0 995.8 1006.3 1005.3 1006.7 997.2 1001.6 1004.2 1005.6 1009.3 1011.0 996.5 995.8 DAY 18 5 23 14 30 20 19 22 6 20 26 18 MEAN QFF PRESSURE IN HPA 1019.7 1013.1 1023.5 1013.6 1013.1 1008.6 1009.9 1011.8 1013.0 1019.5 1020.9 1020.6 1015.6 MAX. QFF PRESSURE IN HPA 1030.3 1031.2 1039.4 1034.9 1022.0 1017.8 1015.3 1018.2 1022.5 1029.6 1031.7 1031.4 1039.4 DAY 23 23 5 16 11 9 15 24 21 31 19 14 MIN. QFF PRESSURE IN HPA 1008.4 996.1 1006.6 1005.6 1006.9 997.4 1001.8 1004.4 1005.8 1009.6 1011.3 996.8 996.1 DAY 18 5 23 14 30 20 19 22 6 20 26 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1011.0 1021.3 1011.2 1011.5 1007.1 1008.5 1010.0 1011.2 1017.2 1019.0 1018.6 1013.7 MAX. QFE PRESSURE IN HPA 1028.6 1027.5 1037.7 1032.7 1020.0 1015.3 1014.1 1016.6 1020.9 1026.4 1029.1 1030.7 1037.7 DAY 23 23 4 16 11 9 15 25 21 22 19 13 MIN. QFE PRESSURE IN HPA 1007.7 991.9 1001.3 1002.0 1003.8 994.9 1000.7 1002.9 1002.8 1007.4 1011.5 992.1 991.9 DAY 11 5 23 14 30 20 19 22 6 18 26 18 MEAN QNH PRESSURE IN HPA 1019.1 1012.3 1022.6 1012.5 1012.8 1008.4 1009.8 1011.3 1012.5 1018.5 1020.3 1019.9 1015.0 MAX. QNH PRESSURE IN HPA 1029.9 1028.8 1039.0 1034.0 1021.3 1016.6 1015.4 1017.9 1022.2 1027.7 1030.4 1032.0 1039.0 DAY 23 23 4 16 11 9 15 25 21 22 19 13 MIN. QNH PRESSURE IN HPA 1009.0 993.2 1002.6 1003.3 1005.1 996.2 1002.0 1004.2 1004.1 1008.7 1012.8 993.4 993.2 DAY 11 5 23 14 30 20 19 22 6 18 26 18 MEAN QFF PRESSURE IN HPA 1019.4 1012.6 1022.9 1012.8 1013.0 1008.6 1010.1 1011.6 1012.8 1018.8 1020.6 1020.2 1015.3 MAX. QFF PRESSURE IN HPA 1030.3 1029.2 1039.4 1034.4 1021.6 1016.8 1015.6 1018.1 1022.5 1028.0 1030.7 1032.4 1039.4 DAY 23 23 4 16 11 9 15 25 21 22 19 13 MIN. QFF PRESSURE IN HPA 1009.3 993.4 1002.9 1003.6 1005.3 996.4 1002.2 1004.4 1004.3 1008.9 1013.1 993.7 993.4 DAY 11 5 23 14 30 20 19 22 6 18 26 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.9 8.0 7.5 15.3 20.3 25.5 27.3 27.2 24.9 18.7 11.5 7.5 16.8 MINIMUN AIR TEMPERATURE (C) 3.8 4.5 3.5 10.8 15.3 20.1 22.4 22.1 18.7 13.9 7.4 3.2 12.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 9 28 23 3 1 0 0 64 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 4 1 4 0 0 0 0 0 0 0 0 6 15 TEMPERATURE RECORDS LOWEST(C) -1.6 -0.8 -0.4 6.0 9.4 15.6 17.0 16.6 11.6 8.6 0.2 -3.6 -3.6 DAY 24 3 13 2 7 24 23 6 30 18 16 12 MAXIMUM AIR TEMPERATURE (C) 13.7 12.7 12.1 21.0 26.9 31.9 32.8 33.3 32.0 25.3 17.0 13.3 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 10 26 24 28 26 3 0 0 118 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.4 22.4 18.4 34.0 33.8 39.0 40.2 37.6 35.8 35.6 25.4 21.0 40.2 DAY 9 27 28 15 22 12 9 14 10 4 1 24 DIF. BETWEEN (MAX.-MIN.) (C) 9.9 8.2 8.6 10.2 11.6 11.8 10.4 11.2 13.3 11.4 9.6 10.1 10.6 MEAN DAILY TEMP. (MDT) (C) 8.8 8.6 7.8 15.9 21.1 26.0 27.6 27.7 25.3 19.6 12.2 8.2 17.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.1 34.5 150.3 191.5 206.7 134.7 18.4 0.0 0.0 739.2 HEATING DEG. DAYS(BASE 18 0C) 285.7 263.7 316.2 75.5 3.2 0.0 0.0 0.0 2.2 7.4 176.4 302.6 1432.9 DEWPOINT (MEAN C) 4.1 4.5 2.7 10.7 14.5 17.3 20.8 20.7 18.4 14.1 8.5 3.9 11.7 MIXING RATIO (G/KG) 5.22 5.29 4.60 8.09 10.41 12.57 15.62 15.52 13.39 10.15 7.09 5.13 9.42 VAPOUR PRESSURE (HPA) 8.46 8.58 7.50 13.04 16.64 19.93 24.70 24.57 21.35 16.33 11.47 8.31 15.07 SATURATION DEF. (HPA) 2.67 2.44 3.12 5.10 8.06 13.62 12.32 12.32 11.26 6.03 2.84 2.52 6.86 RELATIVE HUMIDITY (MEAN %) 78 80 74 76 72 63 69 69 70 76 83 79 74 RELATIVE HUMIDITY (MAX. %) 91 91 89 89 87 83 85 87 87 91 94 93 89 RELATIVE HUMIDITY (MIN. %) 61 64 54 57 53 42 51 49 46 55 65 61 55 RELATIVE HUMIDITY (MEAN% 03UTC) 84 86 85 86 81 74 79 81 81 87 90 85 83 RELATIVE HUMIDITY (MEAN% 09UTC) 68 72 60 62 57 45 56 52 52 59 69 66 60 RELATIVE HUMIDITY (MEAN% 15UTC) 82 78 68 71 66 58 62 63 66 76 85 84 72 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 39.0 78.0 46.2 31.8 15.0 3.1 14.0 14.0 63.0 19.2 86.1 66.9 476.3 DAYS WITH PRECIPITATION >=10 1 3 1 1 0 0 0 0 3 1 1 2 13 DAYS WITH PRECIPITATION >= 5 3 3 5 2 1 0 2 2 3 1 4 6 32 DAYS WITH PRECIPITATION >= 1 5 10 7 6 4 1 2 2 3 2 10 10 62 DAYS WITH PRECIPITATION 7 11 11 7 11 7 2 4 3 8 11 11 93 GREATEST DAILY PRECIPITATION 18.3 29.0 18.0 15.0 6.0 1.0 9.0 8.0 24.0 15.0 53.0 14.3 53.0 DAY 20 11 21 20 4 17 21 25 29 7 11 3 DAY WITH THUNDER STORM 0 0 0 0 1 0 0 1 2 1 0 0 5 DAYS WITH SNOW OR SLEET 0 0 2 0 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 1 0 0 0 0 0 0 1 0 0 2 0 4 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 7.5 8.9 9.0 7.0 7.1 8.1 6.9 6.6 7.2 8.9 12.5 7.2 7.6 PREVAILING WIND PERCENT 4.8 9.4 7.7 13.8 19.4 25.8 24.2 16.9 11.7 5.6 2.5 4.8 12.2 CALMS PERCENT OF WIND 82.7 79.0 82.7 81.3 67.7 68.3 71.0 76.6 82.1 85.9 89.2 88.7 79.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 262 258 272 266 258 267 266 262 272 284 268 233 264 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.9 0.6 1.1 1.4 2.4 1.9 1.4 0.9 0.4 0.4 0.4 1.0 WIND STEADINESES (MEAN %) 33.3 60.0 46.2 84.6 63.6 96.0 100.0 93.3 81.8 40.0 50.0 44.4 71.4 WIND SPEED (MEAN KNOTS) 1.2 1.5 1.3 1.3 2.2 2.5 1.9 1.5 1.1 1.0 0.8 0.9 1.4 FASTEST WIND DIRECTION 100 270 270 270 270 270 270 270 270 270 270 180 270 FASTEST WIND SPEED (KNOTS) 12 31 37 41 29 29 17 16 19 19 41 19 41 DAY 13 4 2 16 22 14 24 4 29 4 11 27 DAYS WITH SKY CLEAR (0-2)/8 11 4 7 5 9 12 15 19 23 8 9 15 137 DAYS WITH P.CLOUDY (3-6)/8 12 10 9 12 9 12 10 9 4 16 9 8 120 DAYS WITH CLOUDY (7-8)/8 8 14 15 13 13 6 6 3 3 7 12 8 108 DAYS WITH VISIBILITY =< 2 KM 4 3 0 0 0 0 0 0 0 0 0 3 10 DURATION OF SUNSHINE HOURS 143.3 110.4 130.9 127.9 175.4 225.3 239.7 273.3 267.7 173.7 130.6 165.7 2163.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.3 1017.0 1022.2 1016.2 1011.8 1006.9 1008.4 1009.9 1013.6 1017.7 1019.6 1018.4 1014.9 MAX. QFE PRESSURE IN HPA 1031.7 1026.0 1034.0 1027.2 1024.0 1014.2 1015.5 1014.2 1024.8 1029.4 1033.0 1037.6 1037.6 DAY-HOUR 23-15 22- 6 2-18 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 MIN. QFE PRESSURE IN HPA 1004.1 1004.1 1011.8 1005.1 996.0 998.5 998.3 1000.6 1006.4 1005.2 1002.0 996.2 996.0 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 MEAN QNH PRESSURE IN HPA 1018.5 1018.3 1023.5 1017.5 1013.1 1008.2 1009.6 1011.2 1014.9 1019.0 1020.9 1019.7 1016.2 MAX. QNH PRESSURE IN HPA 1033.0 1027.3 1035.3 1028.5 1025.3 1015.5 1016.8 1015.5 1026.1 1030.7 1034.3 1038.9 1038.9 DAY-HOUR 23-15 22- 6 2-18 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 MIN. QNH PRESSURE IN HPA 1005.4 1005.4 1013.1 1006.4 997.3 999.8 999.6 1001.9 1007.7 1006.5 1003.3 997.5 997.3 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 MEAN QFF PRESSURE IN HPA 1018.9 1018.6 1023.9 1017.8 1013.3 1008.4 1009.9 1011.4 1015.2 1019.2 1021.2 1020.1 1016.5 MAX. QFF PRESSURE IN HPA 1033.4 1027.6 1035.7 1028.8 1025.6 1015.7 1017.0 1015.7 1026.4 1031.0 1034.7 1039.3 1039.3 DAY-HOUR 23-15 22- 6 2-21 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 MIN. QFF PRESSURE IN HPA 1005.7 1005.7 1013.4 1006.6 997.5 1000.0 999.8 1002.1 1007.9 1006.7 1003.6 997.8 997.5 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1016.8 1022.3 1015.8 1011.2 1006.8 1007.9 1009.5 1013.1 1017.5 1019.2 1018.6 1014.7 MAX. QFE PRESSURE IN HPA 1028.0 1024.9 1033.2 1025.7 1022.5 1013.6 1014.6 1013.8 1023.5 1027.6 1030.5 1035.8 1035.8 DAY 24 22 3 5 18 3 3 8 30 16 16 10 MIN. QFE PRESSURE IN HPA 1005.3 1004.2 1012.8 1005.1 997.3 1000.1 998.3 1000.6 1006.4 1006.7 1002.0 1002.3 997.3 DAY 12 4 10 16 3 13 10 15 15 23 9 27 MEAN QNH PRESSURE IN HPA 1018.3 1018.1 1023.6 1017.1 1012.5 1008.1 1009.2 1010.8 1014.4 1018.8 1020.5 1019.9 1015.9 MAX. QNH PRESSURE IN HPA 1029.3 1026.2 1034.5 1027.0 1023.8 1014.9 1015.9 1015.1 1024.8 1028.9 1031.8 1037.1 1037.1 DAY 24 22 3 5 18 3 3 8 30 16 16 10 MIN. QNH PRESSURE IN HPA 1006.6 1005.5 1014.1 1006.4 998.6 1001.4 999.6 1001.9 1007.7 1008.0 1003.3 1003.6 998.6 DAY 12 4 10 16 3 13 10 15 15 23 9 27 MEAN QFF PRESSURE IN HPA 1018.6 1018.4 1023.9 1017.4 1012.7 1008.3 1009.5 1011.0 1014.6 1019.1 1020.8 1020.2 1016.2 MAX. QFF PRESSURE IN HPA 1029.7 1026.5 1034.9 1027.3 1024.1 1015.1 1016.1 1015.3 1025.1 1029.2 1032.2 1037.5 1037.5 DAY 24 22 3 5 18 3 3 8 30 16 16 10 MIN. QFF PRESSURE IN HPA 1006.9 1005.8 1014.4 1006.6 998.8 1001.6 999.8 1002.1 1007.9 1008.2 1003.6 1003.9 998.8 DAY 12 4 10 16 3 13 10 15 15 23 9 27 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.2 1017.1 1022.5 1016.1 1011.9 1007.4 1008.7 1010.2 1013.9 1017.6 1019.7 1018.8 1015.1 MAX. QFE PRESSURE IN HPA 1028.5 1025.1 1031.8 1025.7 1023.0 1013.9 1015.1 1014.1 1024.8 1027.0 1031.1 1036.5 1036.5 DAY 28 22 3 5 18 3 3 8 30 15 16 11 MIN. QFE PRESSURE IN HPA 1005.2 1004.1 1013.5 1005.7 996.0 999.6 1000.0 1001.3 1006.8 1006.5 1004.9 1003.3 996.0 DAY 12 4 10 16 3 13 10 15 15 23 10 27 MEAN QNH PRESSURE IN HPA 1018.5 1018.4 1023.8 1017.4 1013.1 1008.7 1010.0 1011.4 1015.2 1018.9 1021.0 1020.1 1016.4 MAX. QNH PRESSURE IN HPA 1029.8 1026.4 1033.1 1027.0 1024.3 1015.2 1016.4 1015.4 1026.1 1028.3 1032.4 1037.8 1037.8 DAY 28 22 3 5 18 3 3 8 30 15 16 11 MIN. QNH PRESSURE IN HPA 1006.5 1005.4 1014.8 1007.0 997.3 1000.9 1001.3 1002.6 1008.1 1007.8 1006.2 1004.6 997.3 DAY 12 4 10 16 3 13 10 15 15 23 10 27 MEAN QFF PRESSURE IN HPA 1018.9 1018.7 1024.2 1017.7 1013.4 1008.9 1010.2 1011.7 1015.4 1019.2 1021.4 1020.5 1016.7 MAX. QFF PRESSURE IN HPA 1030.2 1026.7 1033.5 1027.3 1024.6 1015.4 1016.6 1015.6 1026.4 1028.6 1032.8 1038.2 1038.2 DAY 28 22 3 5 18 3 3 8 30 15 16 11 MIN. QFF PRESSURE IN HPA 1006.8 1005.7 1015.1 1007.2 997.5 1001.1 1001.5 1002.8 1008.3 1008.1 1006.5 1004.9 997.5 DAY 12 4 10 16 3 13 10 15 15 23 10 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.2 1017.9 1023.2 1016.8 1012.7 1007.7 1009.5 1010.9 1014.8 1018.3 1020.4 1019.3 1015.8 MAX. QFE PRESSURE IN HPA 1030.3 1026.0 1029.6 1025.7 1024.0 1014.2 1015.5 1014.1 1023.9 1027.5 1032.3 1037.6 1037.6 DAY 28 22 16 5 18 3 3 8 30 15 15 10 MIN. QFE PRESSURE IN HPA 1005.5 1006.1 1015.9 1007.1 998.3 999.9 1002.1 1003.3 1009.0 1008.1 1006.2 1002.3 998.3 DAY 12 4 10 11 3 13 10 15 20 23 7 30 MEAN QNH PRESSURE IN HPA 1019.5 1019.2 1024.6 1018.1 1014.0 1009.0 1010.8 1012.2 1016.1 1019.6 1021.7 1020.6 1017.1 MAX. QNH PRESSURE IN HPA 1031.6 1027.3 1030.9 1027.0 1025.3 1015.5 1016.8 1015.4 1025.2 1028.8 1033.6 1038.9 1038.9 DAY 28 22 16 5 18 3 3 8 30 15 15 10 MIN. QNH PRESSURE IN HPA 1006.8 1007.4 1017.2 1008.4 999.6 1001.2 1003.4 1004.6 1010.3 1009.4 1007.5 1003.6 999.6 DAY 12 4 10 11 3 13 10 15 20 23 7 30 MEAN QFF PRESSURE IN HPA 1019.9 1019.5 1024.9 1018.4 1014.2 1009.2 1011.0 1012.4 1016.4 1019.8 1022.0 1021.0 1017.4 MAX. QFF PRESSURE IN HPA 1032.0 1027.6 1031.3 1027.3 1025.6 1015.7 1017.0 1015.6 1025.5 1029.1 1034.0 1039.3 1039.3 DAY 28 22 16 5 18 3 3 8 30 15 15 10 MIN. QFF PRESSURE IN HPA 1007.1 1007.7 1017.5 1008.7 999.8 1001.4 1003.6 1004.8 1010.5 1009.6 1007.8 1003.9 999.8 DAY 12 4 10 11 3 13 10 15 20 23 8 30 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1017.0 1022.3 1016.5 1012.3 1006.8 1008.9 1010.4 1014.1 1017.5 1019.5 1018.0 1015.0 MAX. QFE PRESSURE IN HPA 1029.4 1024.9 1030.3 1025.7 1023.2 1013.2 1014.6 1013.3 1022.1 1026.8 1033.0 1036.2 1036.2 DAY 28 13 16 5 18 2 3 30 17 15 15 10 MIN. QFE PRESSURE IN HPA 1004.1 1004.9 1014.8 1006.7 1001.3 999.5 1002.4 1003.3 1008.7 1006.7 1005.3 1001.5 999.5 DAY 12 4 31 11 4 13 9 15 15 23 7 27 MEAN QNH PRESSURE IN HPA 1018.3 1018.3 1023.6 1017.8 1013.5 1008.1 1010.2 1011.7 1015.4 1018.8 1020.9 1019.3 1016.3 MAX. QNH PRESSURE IN HPA 1030.7 1026.2 1031.6 1027.0 1024.5 1014.5 1015.9 1014.6 1023.4 1028.1 1034.3 1037.5 1037.5 DAY 28 13 16 5 18 2 3 30 17 15 15 10 MIN. QNH PRESSURE IN HPA 1005.4 1006.2 1016.1 1008.0 1002.6 1000.8 1003.7 1004.6 1010.0 1008.0 1006.6 1002.8 1000.8 DAY 12 4 31 11 4 13 9 15 15 23 7 27 MEAN QFF PRESSURE IN HPA 1018.6 1018.7 1024.0 1018.1 1013.8 1008.3 1010.4 1011.9 1015.6 1019.1 1021.2 1019.7 1016.6 MAX. QFF PRESSURE IN HPA 1031.1 1026.6 1032.0 1027.3 1024.8 1014.7 1016.1 1014.8 1023.6 1028.4 1034.7 1037.9 1037.9 DAY 28 13 16 5 18 2 3 30 17 15 15 10 MIN. QFF PRESSURE IN HPA 1005.7 1006.5 1016.4 1008.3 1002.8 1001.0 1003.9 1004.8 1010.2 1008.2 1006.9 1003.1 1001.0 DAY 12 4 31 11 4 13 9 15 15 23 7 27 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1016.0 1021.2 1015.7 1011.1 1005.9 1007.8 1009.2 1012.9 1016.7 1018.8 1017.2 1014.1 MAX. QFE PRESSURE IN HPA 1030.2 1023.4 1029.8 1024.9 1022.7 1012.6 1012.7 1012.3 1019.4 1027.0 1032.9 1035.0 1035.0 DAY 23 13 16 5 17 2 1 28 30 14 15 10 MIN. QFE PRESSURE IN HPA 1005.2 1004.3 1011.8 1006.0 999.9 998.5 1000.3 1002.4 1008.4 1005.2 1004.8 1000.2 998.5 DAY 12 4 31 11 3 12 9 15 14 4 8 27 MEAN QNH PRESSURE IN HPA 1017.9 1017.3 1022.5 1017.0 1012.4 1007.2 1009.1 1010.5 1014.2 1018.0 1020.1 1018.5 1015.4 MAX. QNH PRESSURE IN HPA 1031.5 1024.7 1031.1 1026.2 1024.0 1013.9 1014.0 1013.6 1020.7 1028.3 1034.2 1036.3 1036.3 DAY 23 13 16 5 17 2 1 28 30 14 15 10 MIN. QNH PRESSURE IN HPA 1006.5 1005.6 1013.1 1007.3 1001.2 999.8 1001.6 1003.7 1009.7 1006.5 1006.1 1001.5 999.8 DAY 12 4 31 11 3 12 9 15 14 4 8 27 MEAN QFF PRESSURE IN HPA 1018.2 1017.6 1022.9 1017.2 1012.7 1007.4 1009.3 1010.7 1014.4 1018.3 1020.5 1018.8 1015.7 MAX. QFF PRESSURE IN HPA 1031.9 1025.0 1031.5 1026.5 1024.3 1014.1 1014.2 1013.8 1021.0 1028.6 1034.6 1036.7 1036.7 DAY 23 13 16 5 17 2 1 30 30 14 15 10 MIN. QFF PRESSURE IN HPA 1006.8 1005.9 1013.4 1007.6 1001.4 1000.0 1001.8 1003.9 1009.9 1006.7 1006.4 1001.8 1000.0 DAY 12 4 31 11 3 12 9 15 14 4 8 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1016.7 1021.7 1016.0 1011.5 1006.2 1007.6 1009.2 1013.1 1017.5 1019.7 1018.3 1014.6 MAX. QFE PRESSURE IN HPA 1031.7 1023.5 1031.3 1026.1 1023.0 1012.7 1013.3 1013.3 1018.0 1028.7 1032.4 1036.4 1036.4 DAY 23 13 2 4 17 2 21 30 7 14 15 10 MIN. QFE PRESSURE IN HPA 1008.1 1006.4 1013.5 1006.0 998.2 999.4 999.8 1002.1 1007.7 1007.1 1005.3 998.0 998.0 DAY 12 3 31 11 3 12 9 14 14 1 8 27 MEAN QNH PRESSURE IN HPA 1018.6 1018.0 1023.0 1017.3 1012.8 1007.5 1008.9 1010.5 1014.4 1018.8 1021.1 1019.6 1015.9 MAX. QNH PRESSURE IN HPA 1033.0 1024.8 1032.6 1027.4 1024.3 1014.0 1014.6 1014.6 1019.3 1030.0 1033.7 1037.7 1037.7 DAY 23 13 2 4 17 2 21 30 7 14 15 10 MIN. QNH PRESSURE IN HPA 1009.4 1007.7 1014.8 1007.3 999.5 1000.7 1001.1 1003.4 1009.0 1008.4 1006.6 999.3 999.3 DAY 12 3 31 11 3 12 9 14 14 1 8 27 MEAN QFF PRESSURE IN HPA 1019.0 1018.3 1023.4 1017.6 1013.0 1007.8 1009.1 1010.7 1014.6 1019.1 1021.4 1019.9 1016.2 MAX. QFF PRESSURE IN HPA 1033.4 1025.2 1033.0 1027.7 1024.6 1014.2 1014.8 1014.8 1019.5 1030.3 1034.1 1038.1 1038.1 DAY 23 13 2 4 17 2 21 30 7 14 15 10 MIN. QFF PRESSURE IN HPA 1009.7 1008.0 1015.1 1007.6 999.7 1000.9 1001.3 1003.6 1009.2 1008.7 1006.9 999.6 999.6 DAY 12 3 31 11 3 12 9 14 14 1 8 27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1017.5 1022.6 1016.6 1012.3 1007.3 1008.3 1010.1 1013.9 1018.5 1019.8 1018.7 1015.2 MAX. QFE PRESSURE IN HPA 1031.1 1023.9 1034.0 1027.2 1023.5 1013.0 1014.0 1014.2 1019.5 1029.4 1031.8 1036.4 1036.4 DAY 23 12 2 4 17 2 1 24 29 14 15 10 MIN. QFE PRESSURE IN HPA 1008.1 1006.3 1013.5 1006.4 998.0 999.6 1000.4 1002.9 1007.9 1009.8 1004.5 996.2 996.2 DAY 19 3 9 11 3 12 9 14 14 22 8 27 MEAN QNH PRESSURE IN HPA 1018.8 1018.8 1023.9 1017.9 1013.5 1008.6 1009.6 1011.4 1015.1 1019.8 1021.1 1020.0 1016.5 MAX. QNH PRESSURE IN HPA 1032.4 1025.2 1035.3 1028.5 1024.8 1014.3 1015.3 1015.5 1020.8 1030.7 1033.1 1037.7 1037.7 DAY 23 12 2 4 17 2 1 24 29 14 15 10 MIN. QNH PRESSURE IN HPA 1009.4 1007.6 1014.8 1007.7 999.3 1000.9 1001.7 1004.2 1009.2 1011.1 1005.8 997.5 997.5 DAY 19 3 9 11 3 12 9 14 14 22 8 27 MEAN QFF PRESSURE IN HPA 1019.1 1019.1 1024.2 1018.2 1013.8 1008.8 1009.8 1011.6 1015.4 1020.0 1021.4 1020.4 1016.8 MAX. QFF PRESSURE IN HPA 1032.8 1025.6 1035.7 1028.8 1025.1 1014.5 1015.5 1015.7 1021.1 1031.0 1033.5 1038.1 1038.1 DAY 23 12 2 4 17 2 1 24 29 14 15 10 MIN. QFF PRESSURE IN HPA 1009.7 1007.9 1015.1 1008.0 999.5 1001.1 1001.9 1004.4 1009.4 1011.3 1006.1 997.8 997.8 DAY 19 3 9 11 3 12 9 14 14 22 8 27 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1017.1 1022.1 1016.1 1011.6 1007.2 1008.2 1009.8 1013.3 1017.9 1019.3 1018.6 1014.9 MAX. QFE PRESSURE IN HPA 1029.9 1024.2 1034.0 1026.4 1022.5 1013.6 1014.0 1014.2 1023.5 1028.8 1031.0 1036.4 1036.4 DAY 23 21 2 4 17 2 2 24 29 14 15 10 MIN. QFE PRESSURE IN HPA 1007.7 1005.7 1012.8 1005.5 998.6 1000.8 999.1 1002.0 1006.8 1008.1 1002.4 1000.5 998.6 DAY 17 3 9 15 4 12 9 14 14 22 8 27 MEAN QNH PRESSURE IN HPA 1018.6 1018.4 1023.4 1017.4 1012.9 1008.5 1009.5 1011.1 1014.6 1019.2 1020.6 1019.9 1016.2 MAX. QNH PRESSURE IN HPA 1031.2 1025.5 1035.3 1027.7 1023.8 1014.9 1015.3 1015.5 1024.8 1030.1 1032.3 1037.7 1037.7 DAY 23 21 2 4 17 2 2 24 29 14 15 10 MIN. QNH PRESSURE IN HPA 1009.0 1007.0 1014.1 1006.8 999.9 1002.1 1000.4 1003.3 1008.1 1009.4 1003.7 1001.8 999.9 DAY 17 3 9 15 4 12 9 14 14 22 8 27 MEAN QFF PRESSURE IN HPA 1018.9 1018.8 1023.8 1017.6 1013.1 1008.7 1009.7 1011.3 1014.8 1019.5 1020.9 1020.2 1016.4 MAX. QFF PRESSURE IN HPA 1031.6 1025.8 1035.7 1028.0 1024.1 1015.1 1015.5 1015.7 1025.1 1030.4 1032.7 1038.1 1038.1 DAY 23 21 2 4 17 2 2 24 29 14 15 10 MIN. QFF PRESSURE IN HPA 1009.3 1007.3 1014.4 1007.0 1000.1 1002.3 1000.6 1003.5 1008.3 1009.6 1004.0 1002.1 1000.1 DAY 17 3 9 15 4 12 9 14 14 22 8 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.8 8.3 9.7 13.3 20.7 26.0 26.8 27.1 22.4 14.8 12.1 9.0 16.6 MINIMUN AIR TEMPERATURE (C) 4.1 4.1 6.5 7.6 15.3 20.2 21.6 23.1 17.8 10.9 7.7 4.2 11.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 14 23 28 6 0 0 0 72 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 1 3 1 1 0 0 0 0 0 0 0 4 10 TEMPERATURE RECORDS LOWEST(C) 0.0 -1.0 -0.4 0.0 7.0 16.0 15.2 19.0 10.6 3.0 1.0 -1.6 -1.6 DAY 22 12 24 2 7 2 5 31 24 29 30 1 MAXIMUM AIR TEMPERATURE (C) 15.2 13.7 14.1 19.8 27.1 32.8 32.9 32.2 28.6 20.1 17.6 16.1 22.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 6 20 29 23 11 2 0 0 93 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.0 26.2 22.8 30.2 37.2 41.8 36.6 37.2 33.4 32.0 26.4 27.2 41.8 DAY 30 25 6 17 25 2 30 13 1 1 21 18 DIF. BETWEEN (MAX.-MIN.) (C) 11.1 9.6 7.6 12.2 11.8 12.6 11.3 9.1 10.8 9.2 9.9 11.9 10.6 MEAN DAILY TEMP. (MDT) (C) 9.7 8.9 10.3 13.7 21.2 26.5 27.2 27.7 23.2 15.5 12.7 10.2 17.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 43.6 165.9 193.7 206.6 73.9 3.4 0.0 0.0 687.1 HEATING DEG. DAYS(BASE 18 0C) 258.5 255.2 238.6 133.2 6.9 0.0 0.0 0.0 0.1 92.1 159.9 243.1 1387.5 DEWPOINT (MEAN C) 4.8 4.9 6.8 9.2 15.4 18.3 20.0 22.2 16.8 10.3 8.6 5.1 11.9 MIXING RATIO (G/KG) 5.39 5.45 6.22 7.39 11.06 13.36 14.86 17.15 12.18 7.91 7.06 5.55 9.47 VAPOUR PRESSURE (HPA) 8.74 8.84 10.03 11.91 17.68 21.20 23.52 27.03 19.46 12.81 11.44 8.99 15.14 SATURATION DEF. (HPA) 2.96 2.47 2.28 4.27 7.93 13.54 12.53 9.55 8.31 4.74 3.23 3.11 6.24 RELATIVE HUMIDITY (MEAN %) 78 81 83 78 74 65 68 76 73 76 81 78 76 RELATIVE HUMIDITY (MAX. %) 90 92 92 92 88 84 87 90 88 91 93 91 90 RELATIVE HUMIDITY (MIN. %) 61 65 70 60 55 44 47 58 51 56 62 60 57 RELATIVE HUMIDITY (MEAN% 03UTC) 82 86 89 86 83 75 77 84 83 85 89 84 84 RELATIVE HUMIDITY (MEAN% 09UTC) 68 72 74 64 59 50 51 61 54 61 68 67 62 RELATIVE HUMIDITY (MEAN% 15UTC) 80 81 82 74 71 58 63 74 73 78 81 81 75 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 49.6 67.1 116.2 60.5 33.1 2.1 24.1 46.4 39.5 95.9 27.9 55.0 617.4 DAYS WITH PRECIPITATION >=10 3 4 4 2 1 0 0 1 1 3 0 2 21 DAYS WITH PRECIPITATION >= 5 3 4 5 4 2 0 1 5 4 6 1 4 39 DAYS WITH PRECIPITATION >= 1 4 8 12 8 6 1 7 8 6 10 7 7 84 DAYS WITH PRECIPITATION 5 10 16 11 8 2 7 11 7 12 8 10 107 GREATEST DAILY PRECIPITATION 18.0 20.0 38.0 23.0 16.4 2.0 6.0 13.0 14.3 25.0 9.0 20.4 38.0 DAY 27 11 31 5 6 5 1 16 18 9 8 7 DAY WITH THUNDER STORM 0 1 0 0 2 0 5 0 1 0 0 0 9 DAYS WITH SNOW OR SLEET 0 0 1 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 2 0 3 0 3 1 0 1 1 0 3 14 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 90 270 270 PREVAILING WIND SPEED(KNOTS) 10.0 9.1 8.5 7.9 7.4 6.6 7.1 5.8 5.4 5.1 6.7 6.3 7.0 PREVAILING WIND PERCENT 5.2 12.9 14.9 15.4 18.9 24.6 23.0 18.1 12.1 7.3 4.6 6.5 13.6 CALMS PERCENT OF WIND 89.1 78.6 67.7 65.8 71.5 63.8 64.1 70.6 77.9 84.3 80.0 78.2 74.3 NO. OF WIND OBSERVATION 248 224 248 240 228 240 248 248 240 248 240 248 2900 VECTOR WIND DIRECTION (MEAN) 265 267 256 264 265 264 260 259 256 255 61 255 261 VECTOR WIND MAGNITUDE(KNOTS) 0.6 1.3 1.9 1.4 1.6 2.1 2.1 1.4 0.9 0.6 0.1 0.5 1.2 WIND STEADINESES (MEAN %) 66.7 72.2 82.6 60.9 84.2 87.5 87.5 87.5 81.8 75.0 10.0 41.7 75.0 WIND SPEED (MEAN KNOTS) 0.9 1.8 2.3 2.3 1.9 2.4 2.4 1.6 1.1 0.8 1.0 1.2 1.6 FASTEST WIND DIRECTION 270 270 270 270 270 240 240 270 240 270 90 270 270 FASTEST WIND SPEED (KNOTS) 27 29 29 35 19 16 14 10 10 12 10 12 35 DAY 31 11 19 17 3 30 3 4 2 21 29 13 DAYS WITH SKY CLEAR (0-2)/8 10 6 2 10 6 18 18 9 12 6 9 10 116 DAYS WITH P.CLOUDY (3-6)/8 13 10 10 5 10 8 8 9 11 13 6 11 114 DAYS WITH CLOUDY (7-8)/8 8 12 19 15 15 4 5 13 7 12 15 10 135 DAYS WITH VISIBILITY =< 2 KM 1 0 0 4 0 0 0 0 0 0 0 1 6 DURATION OF SUNSHINE HOURS 160.9 111.4 98.9 162.7 158.0 242.9 272.9 201.0 201.0 140.4 122.6 144.1 2016.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.6 1018.8 1013.8 1015.5 1012.3 1009.0 1008.4 1008.1 1013.9 1022.2 1020.7 1017.1 1014.8 MAX. QFE PRESSURE IN HPA 1034.5 1033.9 1029.4 1026.2 1022.3 1017.5 1017.4 1015.6 1023.9 1031.6 1040.4 1036.3 1040.4 DAY-HOUR 20-18 1- 0 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 MIN. QFE PRESSURE IN HPA 1004.0 1001.9 994.5 995.0 1000.2 1000.1 998.1 999.7 1005.0 1010.2 1004.3 1000.7 994.5 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 MEAN QNH PRESSURE IN HPA 1018.9 1020.1 1015.1 1016.8 1013.6 1010.3 1009.7 1009.3 1015.2 1023.5 1022.0 1018.4 1016.1 MAX. QNH PRESSURE IN HPA 1035.8 1035.2 1030.7 1027.5 1023.6 1018.8 1018.7 1016.9 1025.2 1032.9 1041.7 1037.6 1041.7 DAY-HOUR 20-18 1- 0 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 MIN. QNH PRESSURE IN HPA 1005.3 1003.2 995.8 996.3 1001.5 1001.4 999.4 1001.0 1006.3 1011.5 1005.6 1002.0 995.8 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 MEAN QFF PRESSURE IN HPA 1019.3 1020.5 1015.4 1017.1 1014.1 1010.6 1009.9 1009.5 1015.4 1023.9 1022.3 1018.7 1016.4 MAX. QFF PRESSURE IN HPA 1036.2 1035.6 1031.1 1027.8 1023.9 1019.1 1019.0 1017.1 1025.5 1033.2 1042.1 1038.0 1042.1 DAY-HOUR 21- 3 1- 3 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 MIN. QFF PRESSURE IN HPA 1005.6 1003.5 996.1 996.5 1001.7 1001.6 999.6 1001.2 1006.5 1011.7 1005.9 1002.3 996.1 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1016.8 1018.8 1013.2 1015.1 1012.7 1008.8 1008.3 1007.8 1013.7 1021.6 1020.6 1017.6 1014.6 MAX. QFE PRESSURE IN HPA 1034.5 1033.9 1026.9 1024.1 1020.1 1016.0 1016.4 1013.9 1022.4 1030.7 1039.0 1036.0 1039.0 DAY 21 1 23 1 14 6 11 8 24 28 30 1 MIN. QFE PRESSURE IN HPA 1005.4 1004.8 1000.0 1004.6 1000.4 1002.5 999.8 999.7 1005.0 1012.1 1006.7 1005.7 999.7 DAY 10 26 14 20 23 19 6 18 22 1 7 24 MEAN QNH PRESSURE IN HPA 1018.1 1020.1 1014.5 1016.4 1014.0 1010.1 1009.6 1009.1 1015.0 1022.9 1021.9 1018.9 1015.9 MAX. QNH PRESSURE IN HPA 1035.8 1035.2 1028.2 1025.4 1021.4 1017.3 1017.7 1015.2 1023.7 1032.0 1040.3 1037.3 1040.3 DAY 21 1 23 1 14 6 11 8 24 28 30 1 MIN. QNH PRESSURE IN HPA 1006.7 1006.1 1001.3 1005.9 1001.7 1003.8 1001.1 1001.0 1006.3 1013.4 1008.0 1007.0 1001.0 DAY 10 26 14 20 23 19 6 18 22 1 7 24 MEAN QFF PRESSURE IN HPA 1018.5 1020.4 1014.8 1016.7 1014.3 1010.3 1009.8 1009.3 1015.3 1023.2 1022.1 1019.2 1016.2 MAX. QFF PRESSURE IN HPA 1036.2 1035.5 1028.6 1025.8 1021.7 1017.6 1017.9 1015.4 1024.0 1032.4 1040.7 1037.7 1040.7 DAY 21 1 23 1 14 6 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1007.0 1006.3 1001.6 1006.2 1001.9 1004.0 1001.3 1001.2 1006.5 1013.6 1008.3 1007.3 1001.2 DAY 10 26 14 20 23 19 6 18 22 1 7 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1019.1 1013.7 1015.9 1012.9 1009.8 1009.1 1008.6 1014.4 1022.1 1020.9 1017.5 1015.1 MAX. QFE PRESSURE IN HPA 1034.5 1033.9 1028.4 1025.0 1021.3 1016.8 1016.5 1014.7 1022.4 1031.1 1039.2 1035.7 1039.2 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QFE PRESSURE IN HPA 1006.9 1007.4 1002.5 1002.8 1000.2 1003.6 1002.4 1000.7 1006.9 1013.0 1007.2 1005.2 1000.2 DAY 10 9 19 19 23 2 6 18 22 1 21 13 MEAN QNH PRESSURE IN HPA 1018.6 1020.4 1015.0 1017.2 1014.2 1011.1 1010.4 1009.8 1015.7 1023.5 1022.2 1018.8 1016.4 MAX. QNH PRESSURE IN HPA 1035.8 1035.2 1029.7 1026.3 1022.6 1018.1 1017.8 1016.0 1023.7 1032.4 1040.5 1037.0 1040.5 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QNH PRESSURE IN HPA 1008.2 1008.7 1003.8 1004.1 1001.5 1004.9 1003.7 1002.0 1008.2 1014.3 1008.5 1006.5 1001.5 DAY 10 9 19 19 23 2 6 18 22 1 21 13 MEAN QFF PRESSURE IN HPA 1019.0 1020.8 1015.4 1017.4 1014.5 1011.3 1010.6 1010.1 1016.0 1023.8 1022.6 1019.1 1016.7 MAX. QFF PRESSURE IN HPA 1036.2 1035.6 1030.1 1026.6 1022.9 1018.4 1018.1 1016.2 1024.0 1032.8 1040.9 1037.4 1040.9 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1008.5 1009.0 1004.1 1004.4 1001.7 1005.1 1003.9 1002.2 1008.5 1014.6 1008.8 1006.8 1001.7 DAY 10 9 19 19 23 2 6 18 22 1 21 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1020.1 1014.6 1016.5 1012.9 1010.0 1009.5 1009.1 1015.1 1022.9 1021.6 1018.2 1015.8 MAX. QFE PRESSURE IN HPA 1034.4 1033.6 1029.4 1025.7 1022.3 1016.8 1016.4 1015.6 1022.4 1031.6 1040.4 1036.3 1040.4 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QFE PRESSURE IN HPA 1007.2 1008.9 1001.6 1002.2 1001.0 1002.5 1001.9 1001.8 1008.3 1013.4 1006.3 1003.8 1001.0 DAY 10 10 19 19 23 2 6 18 22 4 3 23 MEAN QNH PRESSURE IN HPA 1020.1 1021.4 1015.9 1017.8 1014.2 1011.3 1010.7 1010.4 1016.3 1024.3 1022.9 1019.5 1017.1 MAX. QNH PRESSURE IN HPA 1035.7 1034.9 1030.7 1027.0 1023.6 1018.1 1017.7 1016.9 1023.7 1032.9 1041.7 1037.6 1041.7 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QNH PRESSURE IN HPA 1008.5 1010.2 1002.9 1003.5 1002.3 1003.8 1003.2 1003.1 1009.6 1014.7 1007.6 1005.1 1002.3 DAY 10 10 19 19 23 2 6 18 22 4 3 23 MEAN QFF PRESSURE IN HPA 1020.5 1021.7 1016.2 1018.1 1014.8 1011.6 1011.0 1010.6 1016.6 1024.6 1023.2 1019.8 1017.4 MAX. QFF PRESSURE IN HPA 1036.1 1035.3 1031.1 1027.4 1023.9 1018.4 1017.9 1017.1 1024.0 1033.2 1042.1 1038.0 1042.1 DAY 21 1 23 6 13 6 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1008.8 1010.5 1003.2 1003.8 1002.5 1004.0 1003.4 1003.3 1009.8 1015.0 1007.9 1005.4 1002.5 DAY 10 10 19 19 23 2 6 18 22 4 3 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1019.5 1014.1 1015.7 1012.2 1009.3 1008.7 1008.2 1014.0 1022.4 1020.5 1016.8 1015.0 MAX. QFE PRESSURE IN HPA 1033.2 1030.9 1028.4 1026.2 1022.1 1016.2 1016.4 1014.6 1022.4 1030.9 1038.8 1034.4 1038.8 DAY 20 1 23 6 13 6 10 8 23 28 30 1 MIN. QFE PRESSURE IN HPA 1006.0 1005.2 999.7 999.3 1001.5 1002.2 1000.7 1001.6 1007.4 1012.1 1005.3 1001.3 999.3 DAY 2 10 19 19 23 19 6 15 5 2 3 23 MEAN QNH PRESSURE IN HPA 1019.4 1020.8 1015.4 1017.0 1013.5 1010.6 1009.9 1009.5 1015.3 1023.7 1021.8 1018.1 1016.3 MAX. QNH PRESSURE IN HPA 1034.5 1032.2 1029.7 1027.5 1023.4 1017.5 1017.7 1015.9 1023.7 1032.2 1040.1 1035.7 1040.1 DAY 20 1 23 6 13 6 10 8 23 28 30 1 MIN. QNH PRESSURE IN HPA 1007.3 1006.5 1001.0 1000.6 1002.8 1003.5 1002.0 1002.9 1008.7 1013.4 1006.6 1002.6 1000.6 DAY 2 10 19 19 23 19 6 15 5 2 3 23 MEAN QFF PRESSURE IN HPA 1019.8 1021.5 1015.7 1017.3 1014.2 1010.8 1010.2 1009.7 1015.5 1024.0 1022.1 1018.4 1016.6 MAX. QFF PRESSURE IN HPA 1034.9 1032.6 1030.1 1027.8 1020.7 1017.7 1017.9 1016.1 1024.0 1032.5 1040.5 1036.1 1040.5 DAY 20 1 23 6 6 6 10 8 23 28 30 1 MIN. QFF PRESSURE IN HPA 1007.6 1006.8 1001.3 1000.9 1003.0 1003.7 1002.2 1003.1 1008.9 1013.6 1006.9 1002.9 1000.9 DAY 2 10 19 19 23 19 6 15 5 2 3 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.2 1018.0 1013.4 1014.6 1011.4 1008.3 1007.7 1007.3 1012.9 1021.8 1019.7 1016.2 1014.0 MAX. QFE PRESSURE IN HPA 1032.3 1030.0 1026.6 1025.3 1021.1 1015.5 1016.1 1013.8 1022.4 1030.4 1037.5 1032.0 1037.5 DAY 20 6 23 1 13 5 10 8 23 28 30 1 MIN. QFE PRESSURE IN HPA 1004.0 1002.2 997.2 995.0 1000.3 1000.1 999.1 1000.6 1006.1 1010.2 1004.3 1000.7 995.0 DAY 2 10 19 19 23 2 6 18 5 2 3 23 MEAN QNH PRESSURE IN HPA 1018.5 1019.3 1014.7 1015.9 1012.7 1009.5 1009.0 1008.6 1014.2 1023.1 1021.0 1017.5 1015.3 MAX. QNH PRESSURE IN HPA 1033.6 1031.3 1027.9 1026.6 1022.4 1016.8 1017.4 1015.1 1023.7 1031.7 1038.8 1033.3 1038.8 DAY 20 6 23 1 13 5 10 8 23 28 30 1 MIN. QNH PRESSURE IN HPA 1005.3 1003.5 998.5 996.3 1001.6 1001.4 1000.4 1001.9 1007.4 1011.5 1005.6 1002.0 996.3 DAY 2 10 19 19 23 2 6 18 5 2 3 23 MEAN QFF PRESSURE IN HPA 1019.2 1019.7 1015.0 1016.2 1013.7 1009.8 1009.2 1008.8 1014.4 1023.4 1021.3 1017.8 1015.7 MAX. QFF PRESSURE IN HPA 1033.9 1031.7 1028.3 1026.9 1022.7 1017.0 1017.6 1015.3 1024.0 1032.0 1039.2 1033.7 1039.2 DAY 20 6 23 1 13 5 10 8 23 28 30 1 MIN. QFF PRESSURE IN HPA 1005.6 1003.8 998.8 996.5 1001.8 1001.6 1000.6 1002.1 1007.6 1011.7 1005.9 1002.3 996.5 DAY 2 10 19 19 23 2 6 18 5 2 3 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1018.2 1013.6 1015.2 1011.5 1008.4 1007.6 1007.3 1013.3 1022.2 1020.5 1017.0 1014.4 MAX. QFE PRESSURE IN HPA 1033.4 1030.6 1027.0 1025.3 1021.2 1016.0 1016.6 1012.8 1022.9 1030.4 1038.3 1032.0 1038.3 DAY 20 6 22 1 13 5 10 8 23 28 29 1 MIN. QFE PRESSURE IN HPA 1004.0 1001.9 995.5 996.2 1000.3 1001.9 998.7 1001.0 1005.6 1010.2 1007.3 1003.7 995.5 DAY 2 10 19 19 23 18 6 18 5 2 6 23 MEAN QNH PRESSURE IN HPA 1019.0 1019.5 1014.9 1016.5 1012.8 1009.7 1008.9 1008.6 1014.6 1023.5 1021.8 1018.3 1015.7 MAX. QNH PRESSURE IN HPA 1034.7 1031.9 1028.3 1026.6 1022.5 1017.3 1017.9 1014.1 1024.2 1031.7 1039.6 1033.3 1039.6 DAY 20 6 22 1 13 5 10 8 23 28 29 1 MIN. QNH PRESSURE IN HPA 1005.3 1003.2 996.8 997.5 1001.6 1003.2 1000.0 1002.3 1006.9 1011.5 1008.6 1005.0 996.8 DAY 2 10 19 19 23 18 6 18 5 2 6 23 MEAN QFF PRESSURE IN HPA 1019.2 1019.9 1015.3 1016.7 1013.1 1009.9 1009.1 1008.8 1014.8 1023.8 1022.1 1018.7 1015.9 MAX. QFF PRESSURE IN HPA 1035.1 1032.3 1028.7 1027.0 1022.8 1017.6 1018.2 1014.3 1024.5 1032.0 1040.0 1033.7 1040.0 DAY 20 6 22 1 13 5 10 8 23 28 29 1 MIN. QFF PRESSURE IN HPA 1005.6 1003.5 997.1 997.8 1001.8 1003.4 1000.2 1002.5 1007.1 1011.8 1008.9 1005.3 997.1 DAY 2 10 19 19 23 18 6 18 5 2 6 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1018.6 1014.1 1016.0 1012.7 1009.2 1008.6 1008.4 1014.2 1022.8 1021.0 1017.1 1015.0 MAX. QFE PRESSURE IN HPA 1034.5 1031.2 1027.9 1024.8 1021.1 1017.5 1017.4 1014.0 1023.9 1031.3 1039.0 1031.2 1039.0 DAY 20 6 22 20 13 5 10 5 23 28 29 1 MIN. QFE PRESSURE IN HPA 1004.3 1003.4 994.5 997.0 1001.3 1003.2 999.3 1001.5 1005.6 1011.3 1006.2 1005.7 994.5 DAY 2 25 19 19 23 18 6 18 5 2 6 23 MEAN QNH PRESSURE IN HPA 1019.0 1019.9 1015.3 1017.3 1014.0 1010.5 1009.9 1009.6 1015.5 1024.1 1022.3 1018.4 1016.3 MAX. QNH PRESSURE IN HPA 1035.8 1032.5 1029.2 1026.1 1022.4 1018.8 1018.7 1015.3 1025.2 1032.6 1040.3 1032.5 1040.3 DAY 20 6 22 20 13 5 10 5 23 28 29 1 MIN. QNH PRESSURE IN HPA 1005.6 1004.7 995.8 998.3 1002.6 1004.5 1000.6 1002.8 1006.9 1012.6 1007.5 1007.0 995.8 DAY 2 25 19 19 23 18 6 18 5 2 6 23 MEAN QFF PRESSURE IN HPA 1019.4 1020.0 1015.7 1017.6 1014.3 1010.8 1010.1 1009.9 1015.7 1024.5 1022.6 1018.7 1016.6 MAX. QFF PRESSURE IN HPA 1036.2 1032.9 1029.6 1026.4 1022.7 1019.1 1019.0 1015.5 1025.5 1032.9 1040.7 1032.9 1040.7 DAY 20 6 22 20 13 5 10 5 23 28 29 1 MIN. QFF PRESSURE IN HPA 1005.9 1005.0 996.1 998.6 1002.8 1004.7 1000.8 1003.0 1007.1 1012.8 1007.8 1007.3 996.1 DAY 2 25 19 19 23 18 6 18 5 2 6 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1018.2 1013.9 1015.2 1012.7 1008.8 1008.1 1008.0 1013.7 1022.3 1020.9 1016.7 1014.7 MAX. QFE PRESSURE IN HPA 1034.5 1031.1 1027.9 1025.4 1020.1 1016.0 1017.2 1013.9 1023.0 1030.7 1039.0 1029.6 1039.0 DAY 20 6 22 20 13 5 10 7 23 27 29 1 MIN. QFE PRESSURE IN HPA 1005.0 1003.7 1001.9 1002.4 1000.6 1003.0 998.1 1000.1 1005.5 1012.5 1006.7 1005.7 998.1 DAY 2 25 19 19 22 19 6 17 21 2 6 23 MEAN QNH PRESSURE IN HPA 1018.8 1019.5 1015.2 1016.5 1014.0 1010.1 1009.4 1009.3 1015.0 1023.6 1022.2 1018.0 1016.0 MAX. QNH PRESSURE IN HPA 1035.8 1032.4 1029.2 1026.7 1021.4 1017.3 1018.5 1015.2 1024.3 1032.0 1040.3 1030.9 1040.3 DAY 20 6 22 20 13 5 10 7 23 27 29 1 MIN. QNH PRESSURE IN HPA 1006.3 1005.0 1003.2 1003.7 1001.9 1004.3 999.4 1001.4 1006.8 1013.8 1008.0 1007.0 999.4 DAY 2 25 19 19 22 19 6 17 21 2 6 23 MEAN QFF PRESSURE IN HPA 1019.2 1020.3 1015.5 1016.8 1014.0 1010.3 1009.6 1009.4 1015.3 1023.9 1022.5 1018.3 1016.2 MAX. QFF PRESSURE IN HPA 1036.2 1032.8 1029.6 1027.0 1020.6 1017.6 1018.7 1015.4 1024.6 1032.4 1040.7 1031.3 1040.7 DAY 20 6 22 20 16 5 10 7 23 27 29 1 MIN. QFF PRESSURE IN HPA 1006.6 1005.3 1003.5 1004.0 1002.1 1004.5 999.6 1001.6 1007.0 1014.0 1008.3 1007.3 999.6 DAY 2 25 19 19 22 19 6 17 21 2 6 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.3 7.1 10.8 15.5 19.6 26.9 26.9 25.5 23.4 19.0 13.8 9.9 17.0 MINIMUN AIR TEMPERATURE (C) 2.6 3.3 6.2 9.5 13.5 19.9 23.2 21.9 18.8 14.2 9.3 5.5 12.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 11 27 23 8 0 0 0 69 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 6 2 0 0 0 0 0 0 0 0 0 0 8 TEMPERATURE RECORDS LOWEST(C) -2.4 -2.2 0.2 1.2 8.0 16.0 19.2 18.0 12.0 7.0 3.0 0.6 -2.4 DAY 5 7 7 3 7 3 27 26 22 23 15 24 MAXIMUM AIR TEMPERATURE (C) 11.4 12.5 16.8 21.6 26.2 33.6 31.6 30.1 29.3 25.6 19.6 15.1 22.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 8 29 26 20 10 0 1 0 95 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.4 22.5 25.2 31.8 35.4 44.4 35.4 33.2 41.6 29.8 32.0 23.4 44.4 DAY 31 23 3 22 18 14 4 1 9 20 8 11 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 9.2 10.6 12.1 12.7 13.7 8.4 8.2 10.5 11.4 10.3 9.6 10.5 MEAN DAILY TEMP. (MDT) (C) 7.0 7.9 11.5 15.6 19.8 26.8 27.4 26.0 24.1 19.9 14.5 10.3 17.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.8 23.4 172.6 199.6 152.7 93.2 10.6 1.3 0.0 654.3 HEATING DEG. DAYS(BASE 18 0C) 340.9 292.7 201.0 89.6 27.4 0.0 0.0 0.0 0.0 7.9 111.2 239.0 1309.6 DEWPOINT (MEAN C) 3.5 3.4 7.3 11.3 14.4 18.9 21.8 21.4 18.4 13.9 9.8 6.4 12.5 MIXING RATIO (G/KG) 4.89 4.89 6.47 8.60 10.33 13.94 16.67 16.19 13.55 10.02 7.73 6.11 9.95 VAPOUR PRESSURE (HPA) 7.95 7.94 10.41 13.80 16.53 22.02 26.25 25.57 21.56 16.10 12.46 9.86 15.87 SATURATION DEF. (HPA) 1.79 2.61 2.99 4.77 7.41 14.46 9.78 7.53 7.92 6.55 3.94 2.66 6.03 RELATIVE HUMIDITY (MEAN %) 83 79 81 78 74 64 75 79 76 75 79 80 77 RELATIVE HUMIDITY (MAX. %) 93 92 94 93 92 84 91 94 94 93 93 91 92 RELATIVE HUMIDITY (MIN. %) 68 61 61 59 53 42 57 60 53 50 60 64 57 RELATIVE HUMIDITY (MEAN% 03UTC) 89 88 88 90 87 76 84 88 87 88 87 85 86 RELATIVE HUMIDITY (MEAN% 09UTC) 74 70 67 65 57 47 60 63 56 55 64 72 63 RELATIVE HUMIDITY (MEAN% 15UTC) 87 78 79 72 68 57 70 78 75 78 83 84 76 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 76.8 34.9 88.4 61.8 28.8 23.8 50.9 31.8 8.0 35.4 88.0 76.2 604.8 DAYS WITH PRECIPITATION >=10 3 1 4 2 1 1 1 2 0 1 3 3 22 DAYS WITH PRECIPITATION >= 5 6 1 6 6 1 1 4 2 1 3 3 5 39 DAYS WITH PRECIPITATION >= 1 10 10 11 8 4 2 9 6 2 4 7 8 81 DAYS WITH PRECIPITATION 13 11 15 12 5 3 12 12 5 5 10 9 112 GREATEST DAILY PRECIPITATION 21.0 10.4 21.0 17.0 20.5 20.4 19.0 13.0 5.8 19.2 38.0 26.0 38.0 DAY 29 3 5 8 2 20 26 30 21 31 14 20 DAY WITH THUNDER STORM 0 0 0 0 0 3 6 4 1 0 0 1 15 DAYS WITH SNOW OR SLEET 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 0 0 3 0 0 0 0 1 0 0 0 0 4 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 225 225 270 270 PREVAILING WIND SPEED(KNOTS) 7.0 7.8 6.6 5.4 6.3 6.6 6.2 5.8 5.4 5.2 4.9 6.3 6.3 PREVAILING WIND PERCENT 8.5 6.9 19.8 15.2 17.3 26.7 23.4 16.9 16.7 6.0 6.7 8.5 14.1 CALMS PERCENT OF WIND 77.8 81.0 54.7 69.2 70.6 57.9 62.5 63.3 71.7 80.6 78.8 78.2 70.5 NO. OF WIND OBSERVATION 248 232 247 237 248 240 248 248 240 248 240 248 2924 VECTOR WIND DIRECTION (MEAN) 253 269 260 256 262 268 257 251 255 252 263 260 259 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.5 1.5 1.1 1.2 2.0 1.8 1.5 1.1 0.6 0.5 0.7 1.1 WIND STEADINESES (MEAN %) 61.5 41.7 60.0 68.7 70.6 76.9 85.7 78.9 73.3 54.5 45.5 63.6 68.7 WIND SPEED (MEAN KNOTS) 1.3 1.2 2.5 1.6 1.7 2.6 2.1 1.9 1.5 1.1 1.1 1.1 1.6 FASTEST WIND DIRECTION 250 270 270 240 250 270 270 270 270 270 280 330 270 FASTEST WIND SPEED (KNOTS) 14 14 21 16 12 19 14 16 14 23 16 14 23 DAY 19 5 1 23 9 19 26 5 4 15 14 23 DAYS WITH SKY CLEAR (0-2)/8 7 6 4 6 11 16 8 5 10 13 8 6 100 DAYS WITH P.CLOUDY (3-6)/8 8 6 14 9 10 9 14 12 10 11 13 20 136 DAYS WITH CLOUDY (7-8)/8 16 17 13 15 10 5 9 14 10 7 9 5 130 DAYS WITH VISIBILITY =< 2 KM 2 2 5 3 0 0 2 1 0 0 1 5 21 DURATION OF SUNSHINE HOURS 102.4 105.6 155.5 168.9 223.5 275.7 213.9 183.4 197.4 202.5 154.0 153.3 2136.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.0 1018.7 1012.5 1014.6 1012.8 1005.6 1006.0 1008.2 1012.7 1017.2 1016.5 1014.9 1013.2 MAX. QFE PRESSURE IN HPA 1031.1 1034.8 1028.1 1031.5 1025.7 1012.5 1013.0 1017.4 1024.0 1027.9 1029.5 1026.3 1034.8 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 MIN. QFE PRESSURE IN HPA 1005.7 997.3 994.1 998.9 998.9 991.7 1000.6 999.0 1000.0 1001.9 1003.3 991.2 991.2 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 MEAN QNH PRESSURE IN HPA 1020.3 1020.0 1013.8 1015.9 1014.1 1006.9 1007.3 1009.5 1014.0 1018.5 1017.8 1016.2 1014.5 MAX. QNH PRESSURE IN HPA 1032.4 1036.1 1029.4 1032.8 1027.0 1013.8 1014.3 1018.7 1025.3 1029.2 1030.8 1027.6 1036.1 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 MIN. QNH PRESSURE IN HPA 1007.0 998.6 995.4 1000.2 1000.2 993.0 1001.9 1000.3 1001.3 1003.2 1004.6 992.5 992.5 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 MEAN QFF PRESSURE IN HPA 1020.7 1020.4 1014.1 1016.3 1014.3 1007.1 1007.5 1009.7 1014.2 1018.7 1018.1 1016.5 1014.8 MAX. QFF PRESSURE IN HPA 1032.8 1036.5 1029.7 1033.1 1027.3 1014.0 1014.5 1018.9 1025.6 1029.5 1031.1 1028.0 1036.5 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 MIN. QFF PRESSURE IN HPA 1007.3 998.9 995.7 1000.4 1000.4 993.1 1002.1 1000.5 1001.5 1003.5 1004.9 992.8 992.8 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1018.4 1011.9 1014.3 1012.4 1005.5 1005.9 1007.9 1012.1 1017.0 1016.3 1014.3 1012.9 MAX. QFE PRESSURE IN HPA 1028.2 1033.0 1027.3 1027.7 1024.6 1011.1 1012.0 1016.1 1020.1 1025.9 1028.0 1025.1 1033.0 DAY 3 6 17 9 5 1 27 21 30 17 6 24 MIN. QFE PRESSURE IN HPA 1006.5 1000.2 998.2 1001.5 999.3 991.7 1003.0 999.0 1000.3 1007.7 1006.7 991.2 991.2 DAY 29 24 1 23 28 15 15 29 9 20 20 26 MEAN QNH PRESSURE IN HPA 1020.0 1019.7 1013.2 1015.6 1013.7 1006.8 1007.2 1009.2 1013.4 1018.3 1017.6 1015.6 1014.2 MAX. QNH PRESSURE IN HPA 1029.5 1034.3 1028.6 1029.0 1025.9 1012.4 1013.3 1017.4 1021.4 1027.2 1029.3 1026.4 1034.3 DAY 3 6 17 9 5 1 27 21 30 17 6 24 MIN. QNH PRESSURE IN HPA 1007.8 1001.5 999.5 1002.8 1000.6 993.0 1004.3 1000.3 1001.6 1009.0 1008.0 992.5 992.5 DAY 29 24 1 23 28 15 15 29 9 20 20 26 MEAN QFF PRESSURE IN HPA 1020.3 1020.0 1013.5 1015.8 1014.0 1007.0 1007.4 1009.4 1013.7 1018.5 1017.9 1015.9 1014.5 MAX. QFF PRESSURE IN HPA 1029.9 1034.7 1028.9 1029.4 1026.2 1012.6 1013.6 1017.6 1021.7 1027.5 1029.6 1026.8 1034.7 DAY 3 6 17 9 5 1 27 21 30 17 6 24 MIN. QFF PRESSURE IN HPA 1008.1 1001.8 999.8 1003.0 1000.8 993.1 1004.5 1000.5 1001.8 1009.2 1008.3 992.8 992.8 DAY 29 24 1 23 28 15 15 29 9 20 20 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1018.9 1012.6 1014.5 1013.2 1006.5 1006.5 1008.5 1013.0 1017.5 1016.7 1014.9 1013.5 MAX. QFE PRESSURE IN HPA 1027.0 1033.6 1027.3 1027.3 1024.6 1012.1 1012.3 1017.0 1022.4 1026.5 1028.8 1025.5 1033.6 DAY 11 6 17 9 5 27 27 21 21 16 6 29 MIN. QFE PRESSURE IN HPA 1007.4 1003.6 997.7 998.9 998.9 997.9 1002.0 999.9 1000.0 1007.2 1007.8 994.2 994.2 DAY 31 24 3 23 28 15 8 29 9 30 28 26 MEAN QNH PRESSURE IN HPA 1020.1 1020.2 1013.9 1015.8 1014.5 1007.8 1007.8 1009.8 1014.3 1018.8 1018.0 1016.2 1014.8 MAX. QNH PRESSURE IN HPA 1028.3 1034.9 1028.6 1028.6 1025.9 1013.4 1013.6 1018.3 1023.7 1027.8 1030.1 1026.8 1034.9 DAY 11 6 17 9 5 27 27 21 21 16 6 29 MIN. QNH PRESSURE IN HPA 1008.7 1004.9 999.0 1000.2 1000.2 999.2 1003.3 1001.2 1001.3 1008.5 1009.1 995.5 995.5 DAY 31 24 3 23 28 15 8 29 9 30 28 26 MEAN QFF PRESSURE IN HPA 1020.5 1020.5 1014.2 1016.1 1014.8 1008.0 1008.0 1010.1 1014.6 1019.1 1018.4 1016.5 1015.0 MAX. QFF PRESSURE IN HPA 1028.7 1035.3 1028.9 1029.0 1026.2 1013.6 1013.8 1018.5 1024.0 1028.1 1030.4 1027.2 1035.3 DAY 11 6 17 9 5 27 27 21 21 16 6 29 MIN. QFF PRESSURE IN HPA 1009.0 1005.2 999.3 1000.4 1000.4 999.4 1003.5 1001.4 1001.5 1008.8 1009.4 995.8 995.8 DAY 31 24 3 23 28 15 8 29 9 30 28 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.9 1019.6 1013.4 1015.3 1013.5 1006.6 1006.9 1009.2 1013.8 1018.3 1017.4 1015.6 1014.1 MAX. QFE PRESSURE IN HPA 1029.0 1034.8 1028.1 1030.3 1025.6 1012.5 1012.8 1017.4 1024.0 1027.3 1028.5 1025.8 1034.8 DAY 2 6 17 8 5 27 27 21 21 16 6 29 MIN. QFE PRESSURE IN HPA 1008.4 1004.9 996.4 1001.8 1000.8 1000.6 1002.0 1001.9 1001.3 1007.0 1005.7 995.5 995.5 DAY 31 29 3 23 28 15 15 29 9 30 28 26 MEAN QNH PRESSURE IN HPA 1021.2 1020.9 1014.6 1016.6 1014.8 1007.9 1008.2 1010.5 1015.1 1019.6 1018.7 1016.9 1015.4 MAX. QNH PRESSURE IN HPA 1030.3 1036.1 1029.4 1031.6 1026.9 1013.8 1014.1 1018.7 1025.3 1028.6 1029.8 1027.1 1036.1 DAY 2 6 17 8 5 27 27 21 21 16 6 29 MIN. QNH PRESSURE IN HPA 1009.7 1006.2 997.7 1003.1 1002.1 1001.9 1003.3 1003.2 1002.6 1008.3 1007.0 996.8 996.8 DAY 31 29 3 23 28 15 15 29 9 30 28 26 MEAN QFF PRESSURE IN HPA 1021.5 1021.3 1015.0 1017.0 1015.0 1008.1 1008.4 1010.7 1015.3 1019.9 1019.0 1017.3 1015.7 MAX. QFF PRESSURE IN HPA 1030.7 1036.5 1029.7 1031.9 1027.2 1014.0 1014.4 1018.9 1025.6 1028.9 1030.1 1027.5 1036.5 DAY 2 6 17 8 5 27 27 21 21 16 6 29 MIN. QFF PRESSURE IN HPA 1010.0 1006.5 998.0 1003.3 1002.3 1002.1 1003.5 1003.4 1002.8 1008.6 1007.3 997.1 997.1 DAY 31 29 3 23 28 15 15 29 9 30 28 26 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1018.9 1012.6 1014.8 1012.6 1005.7 1006.3 1008.3 1012.9 1017.2 1016.1 1014.5 1013.2 MAX. QFE PRESSURE IN HPA 1029.3 1034.2 1025.2 1031.4 1025.6 1011.3 1012.5 1016.7 1023.5 1027.3 1028.8 1023.8 1034.2 DAY 2 6 17 8 5 27 27 21 21 16 5 23 MIN. QFE PRESSURE IN HPA 1008.5 1001.5 995.5 1003.3 1001.0 999.1 1000.6 1001.0 1001.5 1004.7 1003.3 993.0 993.0 DAY 28 1 3 23 28 15 15 29 9 20 28 27 MEAN QNH PRESSURE IN HPA 1020.2 1020.2 1013.9 1016.1 1013.9 1007.0 1007.5 1009.6 1014.2 1018.5 1017.4 1015.8 1014.5 MAX. QNH PRESSURE IN HPA 1030.6 1035.5 1026.5 1032.7 1026.9 1012.6 1013.8 1018.0 1024.8 1028.6 1030.1 1025.1 1035.5 DAY 2 6 17 8 5 27 27 21 21 16 5 23 MIN. QNH PRESSURE IN HPA 1009.8 1002.8 996.8 1004.6 1002.3 1000.4 1001.9 1002.3 1002.8 1006.0 1004.6 994.3 994.3 DAY 28 1 3 23 28 15 15 29 9 20 28 27 MEAN QFF PRESSURE IN HPA 1020.5 1020.6 1014.2 1016.5 1014.2 1007.2 1007.8 1009.8 1014.5 1018.7 1017.7 1016.1 1014.8 MAX. QFF PRESSURE IN HPA 1031.0 1035.9 1026.8 1033.0 1027.2 1012.8 1014.0 1018.2 1025.1 1028.9 1030.4 1025.4 1035.9 DAY 2 6 17 8 5 27 27 21 21 16 5 23 MIN. QFF PRESSURE IN HPA 1010.1 1003.1 997.1 1004.8 1002.5 1000.6 1002.1 1002.5 1003.0 1006.2 1004.9 994.6 994.6 DAY 28 1 3 23 28 15 15 29 9 20 28 27 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1018.0 1011.8 1014.1 1011.9 1004.7 1005.3 1007.5 1011.9 1016.1 1015.9 1014.2 1012.5 MAX. QFE PRESSURE IN HPA 1029.0 1033.0 1023.1 1031.5 1025.0 1010.4 1011.2 1016.0 1021.3 1027.3 1028.8 1024.4 1033.0 DAY 2 6 24 8 4 7 27 21 21 16 5 23 MIN. QFE PRESSURE IN HPA 1008.0 1000.4 995.5 1003.7 1002.1 996.6 1000.6 999.5 1002.3 1002.1 1005.6 999.1 995.5 DAY 28 1 3 23 28 14 15 29 9 20 8 27 MEAN QNH PRESSURE IN HPA 1019.6 1019.3 1013.1 1015.4 1013.2 1006.0 1006.6 1008.8 1013.2 1017.4 1017.2 1015.5 1013.8 MAX. QNH PRESSURE IN HPA 1030.3 1034.3 1024.4 1032.8 1026.3 1011.7 1012.5 1017.3 1022.6 1028.6 1030.1 1025.7 1034.3 DAY 2 6 24 8 4 7 27 21 21 16 5 23 MIN. QNH PRESSURE IN HPA 1009.3 1001.7 996.8 1005.0 1003.4 997.9 1001.9 1000.8 1003.6 1003.4 1006.9 1000.4 996.8 DAY 28 1 3 23 28 14 15 29 9 20 8 27 MEAN QFF PRESSURE IN HPA 1020.0 1019.6 1013.4 1015.9 1013.4 1006.2 1006.8 1009.0 1013.4 1017.7 1017.5 1015.9 1014.1 MAX. QFF PRESSURE IN HPA 1030.7 1034.7 1024.7 1033.1 1026.6 1011.9 1012.7 1017.5 1022.9 1028.9 1030.4 1026.1 1034.7 DAY 2 6 24 8 4 7 27 21 21 16 5 23 MIN. QFF PRESSURE IN HPA 1009.6 1002.0 997.1 1005.2 1003.6 998.1 1002.1 1001.0 1003.8 1003.6 1007.1 1000.7 997.1 DAY 28 1 3 23 28 14 15 29 9 20 8 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1019.2 1018.8 1012.4 1014.3 1012.1 1004.8 1005.2 1007.6 1012.3 1016.9 1016.5 1015.4 1013.0 MAX. QFE PRESSURE IN HPA 1030.3 1033.5 1023.7 1030.8 1025.7 1010.4 1011.0 1014.9 1021.1 1027.4 1029.5 1025.2 1033.5 DAY 2 6 24 8 4 7 26 21 30 16 5 21 MIN. QFE PRESSURE IN HPA 1007.3 998.6 994.5 1003.9 1002.9 995.3 1001.8 999.5 1003.3 1001.9 1005.6 1001.5 994.5 DAY 28 1 4 22 28 14 15 29 4 30 8 25 MEAN QNH PRESSURE IN HPA 1020.5 1020.1 1013.7 1015.6 1013.4 1006.1 1006.5 1008.9 1013.6 1018.2 1017.8 1016.7 1014.3 MAX. QNH PRESSURE IN HPA 1031.6 1034.8 1025.0 1032.1 1027.0 1011.7 1012.3 1016.2 1022.4 1028.7 1030.8 1026.5 1034.8 DAY 2 6 24 8 4 7 26 21 30 16 5 21 MIN. QNH PRESSURE IN HPA 1008.6 999.9 995.8 1005.2 1004.2 996.6 1003.1 1000.8 1004.6 1003.2 1006.9 1002.8 995.8 DAY 28 1 4 22 28 14 15 29 4 30 8 25 MEAN QFF PRESSURE IN HPA 1020.9 1020.4 1014.1 1015.9 1013.7 1006.3 1006.7 1009.1 1013.8 1018.5 1018.1 1017.0 1014.5 MAX. QFF PRESSURE IN HPA 1032.0 1035.2 1025.3 1032.4 1027.3 1011.9 1012.5 1016.4 1022.7 1029.0 1031.1 1026.8 1035.2 DAY 2 6 24 8 4 7 26 21 30 16 5 21 MIN. QFF PRESSURE IN HPA 1008.9 1000.2 996.1 1005.4 1004.4 996.8 1003.3 1001.0 1004.8 1003.5 1007.1 1003.1 996.1 DAY 28 1 4 22 28 14 15 29 4 30 8 25 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1019.0 1012.8 1015.4 1013.5 1005.7 1006.3 1008.5 1013.0 1017.5 1016.8 1015.4 1013.6 MAX. QFE PRESSURE IN HPA 1031.1 1033.5 1024.5 1031.0 1025.7 1011.3 1013.0 1015.4 1022.3 1027.9 1029.5 1026.3 1033.5 DAY 2 6 24 8 4 27 26 21 30 16 5 21 MIN. QFE PRESSURE IN HPA 1006.9 997.3 994.1 1003.9 1002.6 997.4 1002.6 1000.4 1003.4 1004.5 1005.6 996.8 994.1 DAY 28 1 4 22 27 14 8 28 8 30 8 25 MEAN QNH PRESSURE IN HPA 1020.8 1020.3 1014.1 1016.7 1014.7 1007.0 1007.6 1009.7 1014.3 1018.8 1018.1 1016.7 1014.9 MAX. QNH PRESSURE IN HPA 1032.4 1034.8 1025.8 1032.3 1027.0 1012.6 1014.3 1016.7 1023.6 1029.2 1030.8 1027.6 1034.8 DAY 2 6 24 8 4 27 26 21 30 16 5 21 MIN. QNH PRESSURE IN HPA 1008.2 998.6 995.4 1005.2 1003.9 998.7 1003.9 1001.7 1004.7 1005.8 1006.9 998.1 995.4 DAY 28 1 4 22 27 14 8 28 8 30 8 25 MEAN QFF PRESSURE IN HPA 1021.2 1020.7 1014.4 1017.0 1015.0 1007.2 1007.8 1010.0 1014.6 1019.0 1018.4 1017.1 1015.2 MAX. QFF PRESSURE IN HPA 1032.8 1035.2 1026.1 1032.7 1027.3 1012.8 1014.5 1016.9 1023.9 1029.5 1031.1 1028.0 1035.2 DAY 2 6 24 8 4 27 26 21 30 16 5 21 MIN. QFF PRESSURE IN HPA 1008.5 998.9 995.7 1005.4 1004.1 998.9 1004.1 1001.9 1004.9 1006.1 1007.1 998.4 995.7 DAY 28 1 4 22 27 14 8 28 8 30 8 25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1018.5 1012.8 1014.6 1013.1 1005.3 1006.1 1008.2 1012.5 1017.0 1016.2 1014.7 1013.2 MAX. QFE PRESSURE IN HPA 1030.0 1033.1 1026.9 1028.7 1025.7 1010.9 1012.4 1015.0 1021.0 1026.9 1028.0 1025.1 1033.1 DAY 2 5 16 8 4 26 26 20 30 16 5 23 MIN. QFE PRESSURE IN HPA 1005.7 998.2 996.4 1004.6 1001.6 994.8 1003.2 999.0 1001.7 1007.2 1006.0 992.8 992.8 DAY 28 29 4 22 27 14 14 28 8 30 19 25 MEAN QNH PRESSURE IN HPA 1020.2 1019.8 1014.0 1015.9 1014.4 1006.6 1007.4 1009.5 1013.8 1018.3 1017.5 1016.0 1014.5 MAX. QNH PRESSURE IN HPA 1031.3 1034.4 1028.2 1030.0 1027.0 1012.2 1013.7 1016.3 1022.3 1028.2 1029.3 1026.4 1034.4 DAY 2 5 16 8 4 26 26 20 30 16 5 23 MIN. QNH PRESSURE IN HPA 1007.0 999.5 997.7 1005.9 1002.9 996.1 1004.5 1000.3 1003.0 1008.5 1007.3 994.1 994.1 DAY 28 29 4 22 27 14 14 28 8 30 19 25 MEAN QFF PRESSURE IN HPA 1020.6 1020.1 1014.4 1016.2 1014.7 1006.8 1007.6 1009.7 1014.0 1018.6 1017.8 1016.3 1014.7 MAX. QFF PRESSURE IN HPA 1031.7 1034.8 1028.5 1030.4 1027.3 1012.4 1014.0 1016.5 1022.6 1028.5 1029.6 1026.8 1034.8 DAY 2 5 16 8 4 26 26 20 30 16 5 23 MIN. QFF PRESSURE IN HPA 1007.3 999.8 998.0 1006.1 1003.1 996.2 1004.7 1000.5 1003.2 1008.8 1007.6 994.4 994.4 DAY 28 29 4 22 27 14 14 28 8 30 19 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.9 5.2 11.3 16.2 21.1 25.1 28.1 27.9 23.7 19.8 14.2 9.6 17.3 MINIMUN AIR TEMPERATURE (C) 1.2 0.2 7.1 10.6 14.5 20.1 24.1 24.2 19.3 14.7 8.4 6.0 12.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 9 30 29 12 2 0 0 82 DAYS WITH MINIMUM TEMP. <=-4 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 14 16 0 0 0 0 0 0 0 0 0 0 30 TEMPERATURE RECORDS LOWEST(C) -2.4 -4.0 2.0 5.0 6.2 11.8 20.2 19.4 11.8 6.5 1.4 0.8 -4.0 DAY 5 16 13 2 3 2 16 20 24 25 23 6 MAXIMUM AIR TEMPERATURE (C) 9.9 11.1 16.5 22.5 28.0 31.0 33.2 33.0 29.3 26.0 21.9 14.1 23.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 9 22 29 29 14 5 2 0 112 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 18.2 24.2 27.6 30.4 38.0 37.4 40.0 36.0 37.0 38.2 32.6 26.5 40.0 DAY 19 28 25 28 23 14 31 8 1 19 30 11 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 10.9 9.4 11.9 13.5 10.9 9.1 8.8 10.0 11.3 13.5 8.1 10.5 MEAN DAILY TEMP. (MDT) (C) 5.6 5.7 11.8 16.6 21.3 25.5 28.6 28.6 24.3 20.4 15.1 10.0 17.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.4 38.2 136.2 236.2 234.9 106.3 33.9 3.6 0.0 789.8 HEATING DEG. DAYS(BASE 18 0C) 385.3 344.9 192.2 55.1 7.8 0.0 0.0 0.0 0.0 21.6 98.0 247.4 1352.2 DEWPOINT (MEAN C) 1.3 0.1 7.5 10.9 12.1 17.7 22.1 23.1 18.9 15.0 8.3 6.6 12.0 MIXING RATIO (G/KG) 4.18 3.85 6.54 8.21 8.99 12.89 16.96 18.07 14.11 10.88 6.91 6.11 9.81 VAPOUR PRESSURE (HPA) 6.81 6.29 10.54 13.23 14.43 20.47 26.74 28.42 22.38 17.44 11.16 9.89 15.65 SATURATION DEF. (HPA) 2.11 3.03 3.35 5.95 11.94 12.30 11.89 9.70 7.94 6.78 5.92 2.39 6.94 RELATIVE HUMIDITY (MEAN %) 79 72 80 74 61 66 72 76 77 76 71 83 74 RELATIVE HUMIDITY (MAX. %) 90 89 95 90 84 83 86 89 91 92 89 93 89 RELATIVE HUMIDITY (MIN. %) 62 51 60 52 38 46 53 58 56 55 45 68 54 RELATIVE HUMIDITY (MEAN% 03UTC) 86 84 90 85 72 77 80 86 85 87 82 87 83 RELATIVE HUMIDITY (MEAN% 09UTC) 67 57 68 59 42 49 55 61 59 59 53 75 59 RELATIVE HUMIDITY (MEAN% 15UTC) 79 68 78 69 53 59 69 73 76 77 73 85 72 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 53.2 21.2 100.2 24.6 11.3 4.0 10.3 27.8 70.5 44.8 41.6 55.8 465.3 DAYS WITH PRECIPITATION >=10 2 0 3 1 0 0 0 1 2 2 1 1 13 DAYS WITH PRECIPITATION >= 5 3 1 5 1 1 0 1 2 5 3 1 4 27 DAYS WITH PRECIPITATION >= 1 9 6 8 3 4 1 2 2 5 4 4 9 57 DAYS WITH PRECIPITATION 10 8 11 5 7 1 5 6 9 5 6 20 93 GREATEST DAILY PRECIPITATION 18.2 8.4 35.0 16.0 6.0 4.0 8.4 20.7 28.0 19.0 34.0 15.0 35.0 DAY 12 24 30 29 12 7 15 18 19 22 20 15 DAY WITH THUNDER STORM 0 0 1 0 0 0 4 2 0 0 0 0 7 DAYS WITH SNOW OR SLEET 2 4 0 0 0 0 0 0 0 0 0 0 6 DAYS WITH DUST 0 0 0 0 1 0 0 0 1 0 0 0 2 WIND DIRECTION (PREVAILING) 45 225 270 270 270 270 270 270 270 225 270 270 270 PREVAILING WIND SPEED(KNOTS) 4.5 4.9 5.7 5.3 4.5 4.6 4.9 4.8 3.2 3.9 4.4 4.7 4.8 PREVAILING WIND PERCENT 4.4 7.6 14.1 13.3 10.5 18.3 16.1 9.7 7.9 6.0 4.6 5.6 9.5 CALMS PERCENT OF WIND 82.3 78.1 71.4 74.6 74.2 69.2 74.2 79.8 84.6 85.1 87.9 88.3 79.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 288 246 257 266 252 265 261 258 256 247 258 258 259 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.5 1.2 0.8 0.7 1.1 1.0 0.6 0.4 0.3 0.2 0.4 0.6 WIND STEADINESES (MEAN %) 28.6 50.0 80.0 72.7 63.6 84.6 90.9 75.0 80.0 60.0 50.0 80.0 66.7 WIND SPEED (MEAN KNOTS) 0.7 1.0 1.5 1.1 1.1 1.3 1.1 0.8 0.5 0.5 0.4 0.5 0.9 FASTEST WIND DIRECTION 270 270 240 270 250 270 270 270 300 240 270 270 240 FASTEST WIND SPEED (KNOTS) 10 12 16 12 12 12 10 10 8 8 10 10 16 DAY 18 1 30 6 28 11 21 1 19 13 18 20 DAYS WITH SKY CLEAR (0-2)/8 11 15 10 14 14 15 14 12 13 16 18 9 161 DAYS WITH P.CLOUDY (3-6)/8 8 5 8 9 10 8 11 16 10 9 11 7 112 DAYS WITH CLOUDY (7-8)/8 12 8 13 7 7 7 6 3 7 6 1 15 92 DAYS WITH VISIBILITY =< 2 KM 0 2 7 2 0 0 0 0 0 1 1 2 15 DURATION OF SUNSHINE HOURS 142.8 178.8 154.0 224.2 241.3 238.5 237.5 245.7 190.9 210.1 219.6 104.6 2388.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1020.9 1023.2 1014.6 1016.2 1013.3 1008.7 1007.8 1007.4 1010.9 1016.0 1017.0 1017.7 1014.5 MAX. QFE PRESSURE IN HPA 1033.7 1033.5 1023.5 1024.6 1022.9 1016.0 1015.1 1017.5 1024.3 1029.6 1029.0 1023.9 1033.7 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 MIN. QFE PRESSURE IN HPA 1005.2 1008.5 1000.8 1007.2 999.6 1000.7 998.1 997.6 1002.0 1000.7 1005.3 1007.1 997.6 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 MEAN QNH PRESSURE IN HPA 1022.2 1024.5 1015.9 1017.5 1014.6 1010.0 1009.1 1008.7 1012.2 1017.3 1018.3 1019.0 1015.8 MAX. QNH PRESSURE IN HPA 1035.0 1034.8 1024.8 1025.9 1024.2 1017.3 1016.4 1018.8 1025.6 1030.9 1030.3 1025.2 1035.0 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 MIN. QNH PRESSURE IN HPA 1006.5 1009.8 1002.1 1008.5 1000.9 1002.0 999.4 998.9 1003.3 1002.0 1006.6 1008.4 998.9 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 MEAN QFF PRESSURE IN HPA 1022.6 1024.9 1016.2 1017.7 1014.9 1010.2 1009.3 1008.9 1012.4 1017.6 1018.6 1019.4 1016.0 MAX. QFF PRESSURE IN HPA 1035.4 1035.2 1025.1 1026.2 1024.5 1017.6 1016.6 1019.0 1025.9 1031.2 1030.6 1025.5 1035.4 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 MIN. QFF PRESSURE IN HPA 1006.8 1010.1 1002.3 1008.8 1001.1 1002.2 999.6 999.1 1003.5 1002.2 1006.9 1008.7 999.1 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1022.6 1014.1 1015.5 1013.0 1008.8 1007.8 1007.2 1010.4 1015.7 1016.9 1017.6 1014.2 MAX. QFE PRESSURE IN HPA 1033.2 1032.3 1021.8 1022.6 1022.5 1014.5 1014.9 1016.8 1023.7 1028.7 1027.8 1022.5 1033.2 DAY 22 3 3 8 1 2 10 19 23 24 22 28 MIN. QFE PRESSURE IN HPA 1008.9 1008.5 1000.8 1007.5 999.6 1000.9 1001.6 997.6 1002.4 1001.1 1006.4 1007.8 997.6 DAY 17 1 27 18 7 10 6 1 2 2 28 11 MEAN QNH PRESSURE IN HPA 1022.1 1024.0 1015.4 1016.8 1014.3 1010.1 1009.1 1008.5 1011.7 1017.0 1018.2 1018.9 1015.5 MAX. QNH PRESSURE IN HPA 1034.5 1033.6 1023.1 1023.9 1023.8 1015.8 1016.2 1018.1 1025.0 1030.0 1029.1 1023.8 1034.5 DAY 22 3 3 8 1 2 10 19 23 24 22 28 MIN. QNH PRESSURE IN HPA 1010.2 1009.8 1002.1 1008.8 1000.9 1002.2 1002.9 998.9 1003.7 1002.4 1007.7 1009.1 998.9 DAY 17 1 27 18 7 10 6 1 2 2 28 11 MEAN QFF PRESSURE IN HPA 1022.5 1024.3 1015.7 1017.1 1014.6 1010.3 1009.3 1008.7 1011.9 1017.3 1018.5 1019.2 1015.8 MAX. QFF PRESSURE IN HPA 1034.9 1034.0 1023.4 1024.2 1024.1 1016.1 1016.4 1018.3 1025.3 1030.3 1029.4 1024.1 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 28 MIN. QFF PRESSURE IN HPA 1010.5 1010.1 1002.3 1009.0 1001.1 1002.4 1003.1 999.1 1003.9 1002.6 1007.9 1009.4 999.1 DAY 17 1 27 18 7 10 6 1 2 2 28 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1021.1 1023.1 1014.6 1016.1 1013.9 1009.6 1008.6 1008.0 1011.4 1016.3 1017.0 1017.6 1014.8 MAX. QFE PRESSURE IN HPA 1033.2 1032.6 1022.8 1023.2 1022.9 1016.0 1015.1 1017.5 1023.7 1029.3 1027.0 1022.9 1033.2 DAY 22 3 3 8 1 2 10 19 23 24 22 20 MIN. QFE PRESSURE IN HPA 1008.8 1008.9 1000.8 1007.2 1003.1 1002.0 1002.8 998.4 1004.4 1000.7 1007.2 1007.8 998.4 DAY 17 1 27 15 7 10 6 1 2 2 28 11 MEAN QNH PRESSURE IN HPA 1022.4 1024.4 1015.9 1017.4 1015.2 1010.8 1009.9 1009.3 1012.7 1017.6 1018.3 1018.9 1016.1 MAX. QNH PRESSURE IN HPA 1034.5 1033.9 1024.1 1024.5 1024.2 1017.3 1016.4 1018.8 1025.0 1030.6 1028.3 1024.2 1034.5 DAY 22 3 3 8 1 2 10 19 23 24 22 20 MIN. QNH PRESSURE IN HPA 1010.1 1010.2 1002.1 1008.5 1004.4 1003.3 1004.1 999.7 1005.7 1002.0 1008.5 1009.1 999.7 DAY 17 1 27 15 7 10 6 1 2 2 28 11 MEAN QFF PRESSURE IN HPA 1022.8 1024.8 1016.2 1017.7 1015.4 1011.1 1010.1 1009.5 1012.9 1017.9 1018.6 1019.3 1016.4 MAX. QFF PRESSURE IN HPA 1034.9 1034.3 1024.4 1024.8 1024.5 1017.6 1016.6 1019.0 1025.3 1030.9 1028.7 1024.5 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 20 MIN. QFF PRESSURE IN HPA 1010.5 1010.5 1002.4 1008.8 1004.6 1003.5 1004.3 999.9 1005.9 1002.2 1008.8 1009.4 999.9 DAY 17 1 27 15 7 10 6 1 2 2 28 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1022.0 1024.2 1015.4 1016.8 1014.4 1009.8 1008.9 1008.6 1012.2 1017.3 1017.8 1018.7 1015.5 MAX. QFE PRESSURE IN HPA 1033.5 1033.5 1023.2 1024.6 1022.9 1015.3 1015.1 1017.5 1024.0 1029.6 1027.0 1023.9 1033.5 DAY 22 3 12 8 1 2 10 19 23 24 8 28 MIN. QFE PRESSURE IN HPA 1008.2 1011.1 1002.2 1008.0 1003.6 1002.5 1002.5 999.1 1005.6 1002.2 1008.7 1007.5 999.1 DAY 1 1 27 15 6 10 31 1 1 2 30 11 MEAN QNH PRESSURE IN HPA 1023.3 1025.6 1016.7 1018.1 1015.7 1011.0 1010.2 1009.9 1013.5 1018.6 1019.1 1020.0 1016.8 MAX. QNH PRESSURE IN HPA 1034.8 1034.8 1024.5 1025.9 1024.2 1016.6 1016.4 1018.8 1025.3 1030.9 1028.3 1025.2 1034.8 DAY 22 3 12 8 1 2 10 19 23 24 8 28 MIN. QNH PRESSURE IN HPA 1009.5 1012.4 1003.5 1009.3 1004.9 1003.8 1003.8 1000.4 1006.9 1003.5 1010.0 1008.8 1000.4 DAY 1 1 27 15 6 10 31 1 1 2 30 11 MEAN QFF PRESSURE IN HPA 1023.7 1025.9 1017.0 1018.4 1015.9 1011.3 1010.4 1010.1 1013.8 1018.8 1019.4 1020.3 1017.1 MAX. QFF PRESSURE IN HPA 1035.2 1035.2 1024.8 1026.2 1024.5 1016.9 1016.6 1019.0 1025.6 1031.2 1028.6 1025.5 1035.2 DAY 22 3 12 8 1 2 10 19 23 24 8 28 MIN. QFF PRESSURE IN HPA 1009.8 1012.8 1003.8 1009.6 1005.1 1004.0 1004.0 1000.6 1007.1 1003.7 1010.2 1009.1 1000.6 DAY 1 1 27 15 6 10 31 1 1 2 30 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1020.6 1023.6 1014.8 1016.4 1013.5 1008.8 1007.9 1007.6 1011.2 1016.1 1016.7 1017.7 1014.6 MAX. QFE PRESSURE IN HPA 1032.7 1032.4 1023.5 1023.2 1021.2 1014.3 1013.7 1016.7 1023.5 1028.1 1025.7 1022.8 1032.7 DAY 28 3 12 8 1 6 10 19 22 23 7 18 MIN. QFE PRESSURE IN HPA 1005.2 1012.6 1002.7 1008.0 1002.3 1001.7 1000.9 998.2 1004.1 1002.2 1006.9 1007.2 998.2 DAY 1 23 27 15 6 10 31 1 12 2 18 11 MEAN QNH PRESSURE IN HPA 1021.9 1024.9 1016.1 1017.7 1014.8 1010.1 1009.2 1008.8 1012.5 1017.4 1018.0 1019.0 1015.9 MAX. QNH PRESSURE IN HPA 1034.0 1033.7 1024.8 1024.5 1022.5 1015.6 1015.0 1018.0 1024.8 1029.4 1027.0 1024.1 1034.0 DAY 28 3 12 8 1 6 10 19 22 23 7 18 MIN. QNH PRESSURE IN HPA 1006.5 1013.9 1004.0 1009.3 1003.6 1003.0 1002.2 999.5 1005.4 1003.5 1008.2 1008.5 999.5 DAY 1 23 27 15 6 10 31 1 12 2 18 11 MEAN QFF PRESSURE IN HPA 1022.2 1025.2 1016.4 1018.0 1015.1 1010.3 1009.4 1009.1 1012.8 1017.7 1018.3 1019.3 1016.1 MAX. QFF PRESSURE IN HPA 1034.4 1034.1 1025.1 1024.8 1022.8 1015.8 1015.2 1018.2 1025.1 1029.7 1027.3 1024.4 1034.4 DAY 28 3 12 8 1 6 10 19 22 23 7 28 MIN. QFF PRESSURE IN HPA 1006.8 1014.2 1004.3 1009.6 1003.8 1003.2 1002.4 999.7 1005.6 1003.7 1008.5 1008.8 999.7 DAY 1 23 27 15 6 10 31 1 12 2 18 11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1020.1 1022.6 1014.0 1015.7 1012.6 1007.9 1006.9 1006.6 1010.1 1015.0 1016.2 1017.1 1013.7 MAX. QFE PRESSURE IN HPA 1032.2 1031.6 1022.5 1023.6 1019.7 1013.9 1013.3 1016.0 1023.8 1027.4 1025.7 1022.4 1032.2 DAY 21 3 12 9 1 1 10 19 22 23 7 18 MIN. QFE PRESSURE IN HPA 1006.3 1013.0 1002.8 1008.0 1000.5 1000.7 998.4 997.9 1002.1 1002.2 1005.3 1007.1 997.9 DAY 1 27 26 15 6 10 31 1 1 1 18 6 MEAN QNH PRESSURE IN HPA 1021.4 1023.9 1015.3 1017.0 1013.9 1009.2 1008.2 1007.9 1011.4 1016.3 1017.5 1018.4 1015.0 MAX. QNH PRESSURE IN HPA 1033.5 1032.9 1023.8 1024.9 1021.0 1015.2 1014.6 1017.3 1025.1 1028.7 1027.0 1023.7 1033.5 DAY 21 3 12 9 1 1 10 19 22 23 7 18 MIN. QNH PRESSURE IN HPA 1007.6 1014.3 1004.1 1009.3 1001.8 1002.0 999.7 999.2 1003.4 1003.5 1006.6 1008.4 999.2 DAY 1 27 26 15 6 10 31 1 1 1 18 6 MEAN QFF PRESSURE IN HPA 1021.8 1024.3 1015.7 1017.3 1014.2 1009.4 1008.4 1008.1 1011.6 1016.6 1017.8 1018.7 1015.3 MAX. QFF PRESSURE IN HPA 1033.9 1033.3 1024.1 1025.2 1021.3 1015.4 1014.8 1017.5 1025.4 1029.0 1027.3 1024.0 1033.9 DAY 21 3 12 9 1 1 10 19 22 23 7 18 MIN. QFF PRESSURE IN HPA 1007.9 1014.6 1004.4 1009.6 1002.0 1002.2 999.9 999.4 1003.6 1003.7 1006.9 1008.7 999.4 DAY 1 27 26 15 6 10 31 1 1 1 18 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1023.1 1014.5 1015.8 1012.8 1008.0 1006.9 1006.6 1010.3 1015.5 1017.1 1017.9 1014.1 MAX. QFE PRESSURE IN HPA 1033.0 1032.6 1022.5 1022.3 1019.7 1014.3 1013.3 1015.7 1023.5 1028.3 1026.6 1023.6 1033.0 DAY 21 3 12 30 20 1 10 18 22 23 7 18 MIN. QFE PRESSURE IN HPA 1008.7 1013.2 1002.5 1008.3 1000.5 1001.2 998.4 998.3 1002.1 1003.6 1007.5 1007.8 998.3 DAY 1 27 26 28 6 10 31 1 1 1 18 10 MEAN QNH PRESSURE IN HPA 1022.1 1024.4 1015.8 1017.1 1014.0 1009.3 1008.2 1007.9 1011.6 1016.8 1018.4 1019.2 1015.4 MAX. QNH PRESSURE IN HPA 1034.3 1033.9 1023.8 1023.6 1021.0 1015.6 1014.6 1017.0 1024.8 1029.6 1027.9 1024.9 1034.3 DAY 21 3 12 30 20 1 10 18 22 23 7 18 MIN. QNH PRESSURE IN HPA 1010.0 1014.5 1003.8 1009.6 1001.8 1002.5 999.7 999.6 1003.4 1004.9 1008.8 1009.1 999.6 DAY 1 27 26 28 6 10 31 1 1 1 18 10 MEAN QFF PRESSURE IN HPA 1022.5 1024.8 1016.1 1017.4 1014.3 1009.6 1008.4 1008.1 1011.8 1017.0 1018.7 1019.5 1015.7 MAX. QFF PRESSURE IN HPA 1034.7 1034.3 1024.1 1023.9 1021.3 1015.9 1014.8 1017.2 1025.1 1029.9 1028.2 1025.2 1034.7 DAY 21 3 12 30 20 1 10 18 22 23 7 18 MIN. QFF PRESSURE IN HPA 1010.3 1014.8 1004.1 1009.9 1002.0 1002.7 999.9 999.8 1003.6 1005.1 1009.1 1009.4 999.8 DAY 1 27 26 28 6 10 31 1 1 1 18 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1021.1 1023.4 1015.1 1016.7 1013.4 1008.6 1007.8 1007.4 1010.9 1016.2 1017.5 1017.9 1014.7 MAX. QFE PRESSURE IN HPA 1033.7 1033.2 1022.8 1023.7 1021.3 1015.6 1014.3 1016.7 1024.3 1028.7 1027.4 1023.4 1033.7 DAY 21 3 12 30 20 1 9 18 22 23 21 27 MIN. QFE PRESSURE IN HPA 1008.7 1012.9 1002.3 1009.2 1001.0 1001.2 999.1 999.2 1002.3 1004.2 1007.2 1007.8 999.1 DAY 1 27 26 17 6 10 31 1 1 1 24 10 MEAN QNH PRESSURE IN HPA 1022.4 1024.8 1016.4 1018.0 1014.7 1009.9 1009.1 1008.7 1012.2 1017.5 1018.8 1019.2 1016.0 MAX. QNH PRESSURE IN HPA 1035.0 1034.5 1024.1 1025.0 1022.6 1016.9 1015.6 1018.0 1025.6 1030.0 1028.7 1024.7 1035.0 DAY 21 3 12 30 20 1 9 18 22 23 21 27 MIN. QNH PRESSURE IN HPA 1010.0 1014.2 1003.6 1010.5 1002.3 1002.5 1000.4 1000.5 1003.6 1005.5 1008.5 1009.1 1000.4 DAY 1 27 26 17 6 10 31 1 1 1 24 10 MEAN QFF PRESSURE IN HPA 1022.8 1025.1 1016.7 1018.3 1014.9 1010.1 1009.3 1008.9 1012.4 1017.8 1019.1 1019.6 1016.2 MAX. QFF PRESSURE IN HPA 1035.4 1034.9 1024.4 1025.3 1022.9 1017.2 1015.8 1018.2 1025.9 1030.3 1029.0 1025.0 1035.4 DAY 21 3 12 30 20 1 9 18 22 23 21 27 MIN. QFF PRESSURE IN HPA 1010.3 1014.5 1003.9 1010.7 1002.5 1002.7 1000.6 1000.7 1003.8 1005.7 1008.8 1009.4 1000.6 DAY 1 27 26 17 6 10 31 1 1 1 24 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1023.0 1014.6 1016.4 1013.1 1008.4 1007.5 1007.3 1010.6 1016.1 1017.2 1017.7 1014.4 MAX. QFE PRESSURE IN HPA 1033.5 1032.3 1022.1 1023.3 1021.0 1014.9 1014.2 1017.3 1024.3 1028.7 1029.0 1023.4 1033.5 DAY 21 2 11 30 20 1 10 18 22 23 21 27 MIN. QFE PRESSURE IN HPA 1008.7 1012.2 1001.4 1008.5 999.6 1000.9 998.1 999.6 1002.0 1002.2 1006.2 1008.4 998.1 DAY 1 22 26 17 6 9 31 1 1 1 24 10 MEAN QNH PRESSURE IN HPA 1022.1 1024.3 1015.9 1017.7 1014.4 1009.7 1008.8 1008.6 1011.9 1017.4 1018.5 1019.0 1015.7 MAX. QNH PRESSURE IN HPA 1034.8 1033.6 1023.4 1024.6 1022.3 1016.2 1015.5 1018.6 1025.6 1030.0 1030.3 1024.7 1034.8 DAY 21 2 11 30 20 1 10 18 22 23 21 27 MIN. QNH PRESSURE IN HPA 1010.0 1013.5 1002.7 1009.8 1000.9 1002.2 999.4 1000.9 1003.3 1003.5 1007.5 1009.7 999.4 DAY 1 22 26 17 6 9 31 1 1 1 24 10 MEAN QFF PRESSURE IN HPA 1022.4 1024.6 1016.2 1017.9 1014.6 1009.9 1009.0 1008.8 1012.1 1017.6 1018.8 1019.3 1015.9 MAX. QFF PRESSURE IN HPA 1035.2 1034.0 1023.7 1024.9 1022.6 1016.5 1015.7 1018.8 1025.9 1030.3 1030.6 1025.0 1035.2 DAY 21 2 11 30 20 1 10 18 22 23 21 27 MIN. QFF PRESSURE IN HPA 1010.3 1013.8 1002.9 1010.1 1001.1 1002.4 999.6 1001.1 1003.5 1003.7 1007.8 1010.0 999.6 DAY 1 22 26 17 6 9 31 1 1 1 24 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.4 7.5 10.4 15.6 19.4 25.8 27.4 25.9 24.8 18.2 14.6 7.8 16.9 MINIMUN AIR TEMPERATURE (C) 1.8 3.3 5.4 10.2 14.2 20.0 23.2 23.1 20.7 12.7 9.5 3.3 12.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 14 26 30 18 1 0 0 89 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 9 5 4 0 0 0 0 0 0 0 0 8 26 TEMPERATURE RECORDS LOWEST(C) -1.2 -2.0 -1.6 4.5 11.2 15.0 20.0 20.6 16.0 5.2 3.8 -3.0 -3.0 DAY 20 8 18 9 15 1 12 2 5 16 14 27 MAXIMUM AIR TEMPERATURE (C) 10.2 12.8 16.0 22.6 25.3 32.0 32.4 30.4 30.3 25.1 21.9 13.9 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 3 20 24 17 15 4 0 0 86 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.2 23.8 27.5 33.6 33.0 43.0 37.4 34.2 36.4 32.4 28.6 26.2 43.0 DAY 21 17 11 27 29 3 22 22 13 23 21 5 DIF. BETWEEN (MAX.-MIN.) (C) 8.4 9.5 10.6 12.4 11.1 12.0 9.2 7.3 9.6 12.4 12.4 10.6 10.4 MEAN DAILY TEMP. (MDT) (C) 6.0 8.1 10.7 16.4 19.8 26.0 27.8 26.8 25.5 18.9 15.7 8.6 17.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.6 9.7 149.1 209.8 178.6 135.8 12.4 1.5 0.0 702.7 HEATING DEG. DAYS(BASE 18 0C) 372.3 278.2 225.3 69.2 4.5 0.0 0.0 0.0 0.0 32.6 79.2 291.4 1352.6 DEWPOINT (MEAN C) 2.2 2.7 5.6 10.1 13.4 17.3 20.6 20.6 20.2 12.8 9.7 3.7 11.6 MIXING RATIO (G/KG) 4.44 4.65 5.74 7.86 9.74 12.63 15.53 15.40 14.93 9.42 7.69 5.05 9.42 VAPOUR PRESSURE (HPA) 7.24 7.54 9.32 12.63 15.61 20.04 24.53 24.39 23.68 15.15 12.41 8.21 15.06 SATURATION DEF. (HPA) 1.96 3.34 3.98 6.07 7.66 14.34 12.65 9.42 8.14 6.75 5.02 3.18 6.87 RELATIVE HUMIDITY (MEAN %) 81 74 75 73 71 63 68 74 77 74 75 78 74 RELATIVE HUMIDITY (MAX. %) 93 89 90 90 88 81 83 88 90 92 91 90 89 RELATIVE HUMIDITY (MIN. %) 62 55 56 53 52 44 51 55 56 51 48 57 53 RELATIVE HUMIDITY (MEAN% 03UTC) 88 84 84 84 82 74 77 82 88 87 86 85 83 RELATIVE HUMIDITY (MEAN% 09UTC) 69 62 62 59 56 47 53 58 60 56 57 64 59 RELATIVE HUMIDITY (MEAN% 15UTC) 81 73 72 65 63 56 62 73 78 74 79 80 71 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.6 20.5 76.5 51.9 28.8 7.1 5.5 4.2 41.8 39.1 38.2 54.1 395.3 DAYS WITH PRECIPITATION >=10 0 0 3 2 1 0 0 0 2 2 1 3 14 DAYS WITH PRECIPITATION >= 5 2 1 7 4 1 1 0 0 2 2 2 3 25 DAYS WITH PRECIPITATION >= 1 7 6 7 6 2 1 2 1 2 6 3 6 49 DAYS WITH PRECIPITATION 10 10 8 9 6 4 4 7 3 7 3 8 79 GREATEST DAILY PRECIPITATION 8.0 8.0 17.0 19.3 25.4 6.0 3.0 2.0 31.0 16.0 28.0 18.4 31.0 DAY 24 21 16 16 13 6 7 30 19 14 1 25 DAY WITH THUNDER STORM 0 0 0 0 0 1 0 1 0 0 0 0 2 DAYS WITH SNOW OR SLEET 1 0 3 0 0 0 0 0 0 0 0 2 6 DAYS WITH DUST 0 0 0 1 1 1 0 0 2 0 0 0 5 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 225 270 225 270 PREVAILING WIND SPEED(KNOTS) 4.5 5.8 4.7 5.8 5.1 5.0 4.2 4.3 4.8 4.2 4.5 5.5 4.9 PREVAILING WIND PERCENT 8.1 8.0 12.9 13.8 16.5 19.2 15.5 14.1 8.8 6.9 3.3 3.2 10.6 CALMS PERCENT OF WIND 85.5 83.9 72.6 70.7 70.6 73.3 71.8 76.2 78.3 84.7 87.5 91.1 78.8 NO. OF WIND OBSERVATION 248 224 248 239 248 240 245 248 240 248 240 248 2916 VECTOR WIND DIRECTION (MEAN) 254 260 257 262 256 267 263 254 253 247 241 253 258 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.5 0.8 1.1 1.3 1.2 1.1 0.8 0.7 0.4 0.2 0.3 0.7 WIND STEADINESES (MEAN %) 83.3 62.5 61.5 68.7 86.7 85.7 91.7 88.9 77.8 57.1 40.0 75.0 70.0 WIND SPEED (MEAN KNOTS) 0.6 0.8 1.3 1.6 1.5 1.4 1.2 0.9 0.9 0.7 0.5 0.4 1.0 FASTEST WIND DIRECTION 270 270 260 240 210 240 280 240 240 240 210 240 240 FASTEST WIND SPEED (KNOTS) 14 10 10 19 19 29 12 10 17 10 16 14 29 DAY 5 20 5 1 11 4 24 16 6 26 11 7 DAYS WITH SKY CLEAR (0-2)/8 12 11 13 10 10 12 10 5 11 16 22 12 144 DAYS WITH P.CLOUDY (3-6)/8 10 6 6 11 14 7 14 10 11 9 4 11 113 DAYS WITH CLOUDY (7-8)/8 9 11 12 9 7 11 7 16 8 6 4 8 108 DAYS WITH VISIBILITY =< 2 KM 3 0 1 0 0 0 0 0 1 0 0 4 9 DURATION OF SUNSHINE HOURS 142.5 122.5 155.0 201.1 207.7 215.9 209.7 123.8 167.2 209.4 184.8 131.2 2070.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1021.5 1017.7 1020.5 1012.7 1013.4 1007.7 1007.6 1009.7 1010.2 1017.2 1017.7 1020.3 1014.7 MAX. QFE PRESSURE IN HPA 1032.8 1032.3 1040.7 1026.0 1024.5 1017.0 1013.8 1015.8 1018.2 1034.3 1032.0 1032.0 1040.7 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 MIN. QFE PRESSURE IN HPA 1008.5 995.2 1006.1 1000.7 996.5 997.6 998.5 1003.4 998.3 1004.8 1002.8 1010.1 995.2 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-18 27-15 7-15 14- 0 31-21 1- 0 5- 0 MEAN QNH PRESSURE IN HPA 1022.8 1019.0 1021.8 1014.0 1014.7 1009.0 1008.9 1010.9 1011.5 1018.5 1019.0 1021.6 1016.0 MAX. QNH PRESSURE IN HPA 1034.1 1033.6 1042.0 1027.3 1025.8 1018.3 1015.1 1017.1 1019.5 1035.6 1033.3 1033.3 1042.0 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 MIN. QNH PRESSURE IN HPA 1009.8 996.5 1007.4 1002.0 997.8 998.9 999.8 1004.7 999.6 1006.1 1004.1 1011.4 996.5 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-18 27-15 7-15 14- 0 31-21 1- 0 5- 0 MEAN QFF PRESSURE IN HPA 1023.2 1019.4 1022.1 1014.3 1014.9 1009.2 1009.1 1011.2 1011.8 1018.8 1019.3 1021.9 1016.3 MAX. QFF PRESSURE IN HPA 1034.5 1034.0 1042.4 1027.6 1026.1 1018.5 1015.3 1017.3 1019.7 1035.9 1033.6 1033.7 1042.4 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 MIN. QFF PRESSURE IN HPA 1010.1 996.8 1007.7 1002.3 998.0 999.1 1000.0 1004.9 999.8 1006.4 1004.4 1011.7 996.8 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-21 27-15 7-15 14- 0 31-21 1- 0 5- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1021.3 1017.6 1019.8 1012.3 1013.2 1007.7 1007.6 1009.7 1010.0 1017.0 1017.0 1019.3 1014.4 MAX. QFE PRESSURE IN HPA 1031.4 1031.0 1040.2 1023.3 1024.2 1015.3 1012.5 1014.6 1016.4 1032.0 1031.3 1031.0 1040.2 DAY 26 8 17 3 16 5 17 2 16 15 14 28 MIN. QFE PRESSURE IN HPA 1010.0 998.2 1008.8 1000.8 1001.9 998.2 1002.0 1003.9 998.3 1010.4 1002.8 1010.1 998.2 DAY 5 16 1 13 13 27 23 7 14 26 1 5 MEAN QNH PRESSURE IN HPA 1022.6 1018.9 1021.1 1013.6 1014.5 1009.0 1008.9 1011.0 1011.3 1018.3 1018.3 1020.6 1015.7 MAX. QNH PRESSURE IN HPA 1032.7 1032.3 1041.5 1024.6 1025.5 1016.6 1013.8 1015.9 1017.7 1033.3 1032.6 1032.3 1041.5 DAY 26 8 17 3 16 5 17 2 16 15 14 28 MIN. QNH PRESSURE IN HPA 1011.3 999.5 1010.1 1002.1 1003.2 999.5 1003.3 1005.2 999.6 1011.7 1004.1 1011.4 999.5 DAY 5 16 1 13 13 27 23 7 14 26 1 5 MEAN QFF PRESSURE IN HPA 1023.0 1019.2 1021.4 1013.9 1014.8 1009.3 1009.1 1011.3 1011.5 1018.6 1018.6 1020.9 1016.0 MAX. QFF PRESSURE IN HPA 1033.1 1032.7 1041.9 1024.9 1025.8 1016.8 1014.0 1016.1 1017.9 1033.6 1033.0 1032.7 1041.9 DAY 26 8 17 3 16 5 17 2 16 15 14 28 MIN. QFF PRESSURE IN HPA 1011.6 999.8 1010.4 1002.3 1003.4 999.7 1003.5 1005.4 999.8 1011.9 1004.4 1011.7 999.7 DAY 5 16 1 13 13 27 23 7 14 26 1 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1021.5 1017.7 1020.4 1012.9 1014.2 1008.6 1008.4 1010.4 1010.8 1017.2 1017.6 1020.3 1015.0 MAX. QFE PRESSURE IN HPA 1031.4 1031.5 1040.2 1025.5 1024.5 1015.3 1013.4 1015.2 1017.9 1033.0 1030.1 1031.0 1040.2 DAY 26 8 17 3 16 5 17 2 16 15 14 28 MIN. QFE PRESSURE IN HPA 1010.1 999.8 1010.0 1002.5 1003.8 999.8 1003.4 1004.3 998.9 1007.3 1004.4 1010.6 998.9 DAY 23 16 1 12 12 27 23 7 14 26 1 17 MEAN QNH PRESSURE IN HPA 1022.8 1019.0 1021.7 1014.2 1015.5 1009.9 1009.7 1011.6 1012.1 1018.5 1018.9 1021.6 1016.3 MAX. QNH PRESSURE IN HPA 1032.7 1032.8 1041.5 1026.8 1025.8 1016.6 1014.7 1016.5 1019.2 1034.3 1031.4 1032.3 1041.5 DAY 26 8 17 3 16 5 17 2 16 15 14 28 MIN. QNH PRESSURE IN HPA 1011.4 1001.1 1011.3 1003.8 1005.1 1001.1 1004.7 1005.6 1000.2 1008.6 1005.7 1011.9 1000.2 DAY 23 16 1 12 12 27 23 7 14 26 1 17 MEAN QFF PRESSURE IN HPA 1023.1 1019.4 1022.1 1014.5 1015.8 1010.1 1009.8 1011.9 1012.3 1018.8 1019.2 1022.0 1016.6 MAX. QFF PRESSURE IN HPA 1033.1 1033.2 1041.9 1027.1 1026.1 1016.8 1014.9 1016.7 1019.4 1034.6 1031.8 1032.7 1041.9 DAY 26 8 17 3 16 5 31 2 16 15 14 28 MIN. QFF PRESSURE IN HPA 1011.7 1001.4 1011.6 1004.0 1005.3 1001.3 1004.9 1005.8 1000.4 1008.8 1006.0 1012.2 1000.4 DAY 23 16 1 12 12 27 23 7 14 26 1 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1022.7 1018.8 1021.4 1013.3 1014.5 1008.6 1008.5 1010.7 1011.5 1018.2 1018.7 1021.6 1015.7 MAX. QFE PRESSURE IN HPA 1032.8 1032.3 1040.2 1026.0 1024.5 1015.5 1013.8 1015.8 1018.2 1034.3 1029.9 1032.0 1040.2 DAY 26 8 17 3 16 6 31 2 16 15 14 28 MIN. QFE PRESSURE IN HPA 1008.5 1003.8 1008.1 1002.7 1002.4 1001.0 1002.7 1005.0 1000.9 1010.5 1008.4 1012.9 1000.9 DAY 23 16 11 12 13 27 27 7 14 26 1 17 MEAN QNH PRESSURE IN HPA 1024.0 1020.1 1022.7 1014.6 1015.8 1009.9 1009.8 1012.0 1012.8 1019.5 1020.0 1022.9 1017.0 MAX. QNH PRESSURE IN HPA 1034.1 1033.6 1041.5 1027.3 1025.8 1016.8 1015.1 1017.1 1019.5 1035.6 1031.2 1033.3 1041.5 DAY 26 8 17 3 16 6 31 2 16 15 14 28 MIN. QNH PRESSURE IN HPA 1009.8 1005.1 1009.4 1004.0 1003.7 1002.3 1004.0 1006.3 1002.2 1011.8 1009.7 1014.2 1002.2 DAY 23 16 11 12 13 27 27 7 14 26 1 17 MEAN QFF PRESSURE IN HPA 1024.4 1020.5 1023.0 1014.9 1016.1 1010.2 1010.0 1012.2 1013.1 1019.7 1020.3 1023.2 1017.3 MAX. QFF PRESSURE IN HPA 1034.5 1034.0 1041.9 1027.6 1026.1 1017.0 1015.3 1017.3 1019.7 1035.9 1031.5 1033.7 1041.9 DAY 26 8 17 3 16 6 31 2 16 15 14 28 MIN. QFF PRESSURE IN HPA 1010.1 1005.4 1009.7 1004.2 1003.9 1002.5 1004.2 1006.5 1002.4 1012.0 1010.0 1014.5 1002.4 DAY 23 16 11 12 13 27 27 7 14 26 1 17 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1021.7 1018.2 1020.8 1012.9 1013.4 1007.8 1007.7 1009.7 1010.3 1017.3 1017.7 1020.4 1014.8 MAX. QFE PRESSURE IN HPA 1031.4 1030.6 1039.0 1024.5 1023.7 1015.1 1012.5 1015.0 1017.6 1033.4 1027.7 1031.6 1039.0 DAY 26 8 17 3 15 6 31 2 16 15 14 28 MIN. QFE PRESSURE IN HPA 1009.2 1002.3 1006.1 1003.1 1000.6 1000.4 1001.3 1003.8 1001.1 1010.3 1009.2 1012.3 1000.4 DAY 4 15 11 12 2 26 27 7 13 25 9 17 MEAN QNH PRESSURE IN HPA 1023.0 1019.5 1022.1 1014.2 1014.7 1009.1 1009.0 1011.0 1011.6 1018.6 1019.0 1021.7 1016.1 MAX. QNH PRESSURE IN HPA 1032.7 1031.9 1040.3 1025.8 1025.0 1016.4 1013.8 1016.3 1018.9 1034.7 1029.0 1032.9 1040.3 DAY 26 8 17 3 15 6 31 2 16 15 14 28 MIN. QNH PRESSURE IN HPA 1010.5 1003.6 1007.4 1004.4 1001.9 1001.7 1002.6 1005.1 1002.4 1011.6 1010.5 1013.6 1001.7 DAY 4 15 11 12 2 26 27 7 13 25 9 17 MEAN QFF PRESSURE IN HPA 1023.4 1019.9 1022.4 1014.5 1014.9 1009.3 1009.2 1011.2 1011.9 1018.9 1019.2 1022.1 1016.4 MAX. QFF PRESSURE IN HPA 1033.1 1032.3 1040.7 1026.1 1025.3 1016.6 1014.0 1016.5 1019.1 1035.0 1029.3 1033.3 1040.7 DAY 26 8 17 3 15 6 31 2 16 15 14 28 MIN. QFF PRESSURE IN HPA 1010.8 1003.9 1007.7 1004.6 1002.1 1001.9 1002.8 1005.3 1002.6 1011.9 1010.8 1013.9 1001.9 DAY 4 15 11 12 2 26 27 7 13 25 9 17 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1020.6 1016.9 1019.7 1012.0 1012.2 1006.8 1006.7 1008.7 1009.3 1016.5 1017.1 1019.8 1013.9 MAX. QFE PRESSURE IN HPA 1029.3 1028.9 1037.0 1022.4 1022.5 1014.7 1012.5 1014.1 1016.8 1032.7 1028.8 1030.1 1037.0 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QFE PRESSURE IN HPA 1009.4 999.5 1006.1 1000.7 997.8 999.3 999.3 1003.8 999.7 1008.4 1006.8 1011.5 997.8 DAY 17 15 11 1 2 26 27 7 13 25 9 17 MEAN QNH PRESSURE IN HPA 1021.9 1018.2 1021.0 1013.3 1013.5 1008.1 1008.0 1010.0 1010.6 1017.8 1018.4 1021.1 1015.2 MAX. QNH PRESSURE IN HPA 1030.6 1030.2 1038.3 1023.7 1023.8 1016.0 1013.8 1015.4 1018.1 1034.0 1030.1 1031.4 1038.3 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QNH PRESSURE IN HPA 1010.7 1000.8 1007.4 1002.0 999.1 1000.6 1000.6 1005.1 1001.0 1009.7 1008.1 1012.8 999.1 DAY 17 15 11 1 2 26 27 7 13 25 9 17 MEAN QFF PRESSURE IN HPA 1022.3 1018.5 1021.3 1013.5 1013.8 1008.3 1008.2 1010.2 1010.8 1018.1 1018.7 1021.5 1015.4 MAX. QFF PRESSURE IN HPA 1031.0 1030.6 1038.7 1024.0 1024.1 1016.3 1014.0 1015.6 1018.3 1034.3 1030.4 1031.8 1038.7 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QFF PRESSURE IN HPA 1011.0 1001.1 1007.7 1002.3 999.3 1000.8 1000.8 1005.3 1001.2 1009.9 1008.4 1013.1 999.3 DAY 17 15 11 1 2 26 27 7 13 25 9 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1021.3 1017.4 1020.2 1012.6 1012.6 1006.9 1006.7 1008.7 1009.5 1016.9 1017.9 1020.5 1014.3 MAX. QFE PRESSURE IN HPA 1030.4 1030.1 1038.8 1020.7 1022.5 1014.7 1012.5 1014.1 1017.0 1032.7 1032.0 1030.7 1038.8 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QFE PRESSURE IN HPA 1009.4 998.2 1008.4 1002.4 996.5 998.6 998.5 1003.4 1000.0 1008.4 1005.5 1011.3 996.5 DAY 17 15 2 28 2 26 27 7 13 25 9 17 MEAN QNH PRESSURE IN HPA 1022.6 1018.7 1021.5 1013.9 1013.9 1008.2 1008.0 1010.0 1010.8 1018.2 1019.2 1021.8 1015.6 MAX. QNH PRESSURE IN HPA 1031.7 1031.4 1040.1 1022.0 1023.8 1016.0 1013.8 1015.4 1018.3 1034.0 1033.3 1032.0 1040.1 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QNH PRESSURE IN HPA 1010.7 999.5 1009.7 1003.7 997.8 999.9 999.8 1004.7 1001.3 1009.7 1006.8 1012.6 997.8 DAY 17 15 2 28 2 26 27 7 13 25 9 17 MEAN QFF PRESSURE IN HPA 1023.0 1019.1 1021.9 1014.2 1014.2 1008.4 1008.2 1010.3 1011.1 1018.5 1019.5 1022.2 1015.9 MAX. QFF PRESSURE IN HPA 1032.1 1031.8 1040.5 1022.3 1024.1 1016.3 1014.0 1015.6 1018.5 1034.3 1033.6 1032.4 1040.5 DAY 25 7 16 3 15 6 31 29 16 15 13 28 MIN. QFF PRESSURE IN HPA 1011.0 999.8 1010.0 1003.9 998.0 1000.1 1000.0 1004.9 1001.5 1010.0 1007.1 1012.9 998.0 DAY 17 15 2 28 2 26 27 7 13 25 9 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1021.9 1017.9 1021.2 1013.4 1013.6 1007.6 1007.8 1009.7 1010.4 1017.6 1017.9 1020.6 1015.0 MAX. QFE PRESSURE IN HPA 1031.7 1031.0 1040.2 1022.7 1024.0 1017.0 1013.3 1015.5 1017.8 1033.2 1031.3 1031.4 1040.2 DAY 25 7 16 3 15 4 31 29 16 15 13 28 MIN. QFE PRESSURE IN HPA 1009.4 996.7 1010.4 1002.6 996.9 997.6 999.4 1004.3 1000.0 1007.3 1004.8 1011.3 996.7 DAY 17 15 2 21 2 26 27 6 13 31 9 17 MEAN QNH PRESSURE IN HPA 1023.2 1019.2 1022.5 1014.6 1014.9 1008.9 1009.1 1011.0 1011.7 1018.9 1019.2 1021.9 1016.3 MAX. QNH PRESSURE IN HPA 1033.0 1032.3 1041.5 1024.0 1025.3 1018.3 1014.6 1016.8 1019.1 1034.5 1032.6 1032.7 1041.5 DAY 25 7 16 3 15 4 31 29 16 15 13 28 MIN. QNH PRESSURE IN HPA 1010.7 998.0 1011.7 1003.9 998.2 998.9 1000.7 1005.6 1001.3 1008.6 1006.1 1012.6 998.0 DAY 17 15 2 21 2 26 27 6 13 31 9 17 MEAN QFF PRESSURE IN HPA 1023.5 1019.5 1022.8 1014.9 1015.2 1009.1 1009.3 1011.3 1011.9 1019.2 1019.5 1022.3 1016.5 MAX. QFF PRESSURE IN HPA 1033.4 1032.7 1041.9 1024.3 1025.6 1018.5 1014.8 1017.0 1019.3 1034.8 1032.9 1033.1 1041.9 DAY 25 7 16 3 15 4 31 29 16 15 13 28 MIN. QFF PRESSURE IN HPA 1011.0 998.3 1012.0 1004.2 998.4 999.1 1000.9 1005.8 1001.5 1008.9 1006.4 1012.9 998.3 DAY 17 15 2 21 2 26 27 7 13 31 9 17 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1021.5 1017.4 1020.6 1012.6 1013.4 1007.5 1007.6 1009.8 1010.2 1016.9 1017.5 1020.0 1014.6 MAX. QFE PRESSURE IN HPA 1031.7 1031.0 1040.7 1022.3 1023.7 1016.1 1013.3 1014.9 1016.6 1032.0 1031.3 1030.6 1040.7 DAY 25 7 16 2 15 4 31 29 16 15 13 28 MIN. QFE PRESSURE IN HPA 1009.5 995.2 1011.4 1001.5 1002.6 997.6 1001.1 1003.9 998.8 1004.8 1004.0 1011.1 995.2 DAY 4 15 1 12 2 26 27 6 13 31 9 4 MEAN QNH PRESSURE IN HPA 1022.8 1018.7 1021.9 1013.9 1014.7 1008.8 1008.9 1011.0 1011.5 1018.2 1018.8 1021.3 1015.9 MAX. QNH PRESSURE IN HPA 1033.0 1032.3 1042.0 1023.6 1025.0 1017.4 1014.6 1016.2 1017.9 1033.3 1032.6 1031.9 1042.0 DAY 25 7 16 2 15 4 31 29 16 15 13 28 MIN. QNH PRESSURE IN HPA 1010.8 996.5 1012.7 1002.8 1003.9 998.9 1002.4 1005.2 1000.1 1006.1 1005.3 1012.4 996.5 DAY 4 15 1 12 2 26 27 6 13 31 9 4 MEAN QFF PRESSURE IN HPA 1023.1 1019.0 1022.2 1014.2 1014.9 1009.1 1009.1 1011.3 1011.7 1018.5 1019.1 1021.6 1016.1 MAX. QFF PRESSURE IN HPA 1033.4 1032.7 1042.4 1023.9 1025.3 1017.6 1014.8 1016.4 1018.1 1033.6 1033.0 1032.3 1042.4 DAY 25 7 16 2 15 4 31 29 16 15 13 28 MIN. QFF PRESSURE IN HPA 1011.1 996.8 1013.0 1003.0 1004.1 999.1 1002.6 1005.4 1000.3 1006.4 1005.5 1012.7 996.8 DAY 4 15 1 12 2 26 27 6 13 31 9 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.4 6.3 9.0 15.6 19.3 24.5 28.2 27.4 23.2 20.0 12.8 8.2 16.8 MINIMUN AIR TEMPERATURE (C) 3.4 2.7 6.0 10.5 14.5 18.9 23.2 23.3 19.3 14.9 8.4 3.3 12.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 8 28 29 13 0 0 0 79 DAYS WITH MINIMUM TEMP. <=-4 0 2 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH FREEZING MIN.<= 0 4 5 2 0 0 0 0 0 0 0 0 7 18 TEMPERATURE RECORDS LOWEST(C) -1.0 -4.6 0.0 4.5 10.0 14.4 17.5 20.5 10.8 10.2 2.0 -2.2 -4.6 DAY 6 14 12 8 12 9 15 27 28 14 17 25 MAXIMUM AIR TEMPERATURE (C) 12.1 11.2 12.8 22.2 25.6 30.7 34.5 32.8 28.7 26.3 18.3 14.0 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 7 17 28 31 8 4 0 0 99 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.2 20.6 22.2 35.2 32.4 37.4 42.2 40.0 32.0 34.2 23.6 26.2 42.2 DAY 31 18 28 17 2 30 6 1 18 26 1 9 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 8.5 6.8 11.7 11.1 11.8 11.3 9.5 9.4 11.4 9.9 10.7 10.0 MEAN DAILY TEMP. (MDT) (C) 7.7 6.9 9.4 16.3 20.0 24.8 28.8 28.0 24.0 20.6 13.3 8.7 17.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 8.5 18.4 115.5 242.8 218.3 92.5 15.1 0.0 0.0 711.3 HEATING DEG. DAYS(BASE 18 0C) 318.9 310.4 267.4 83.2 11.9 0.0 0.0 0.0 0.0 0.6 141.5 288.6 1422.4 DEWPOINT (MEAN C) 3.7 2.6 6.3 10.8 13.6 17.2 20.5 21.2 17.9 14.4 8.3 4.3 11.7 MIXING RATIO (G/KG) 4.97 4.65 5.97 8.19 9.85 12.43 15.46 16.07 13.11 10.35 6.92 5.30 9.44 VAPOUR PRESSURE (HPA) 8.08 7.56 9.67 13.17 15.74 19.76 24.36 25.37 20.89 16.63 11.23 8.57 15.09 SATURATION DEF. (HPA) 2.42 2.38 2.04 5.62 7.57 12.11 14.82 11.61 8.24 7.44 4.09 2.82 6.76 RELATIVE HUMIDITY (MEAN %) 79 79 84 76 72 67 66 71 74 73 76 79 75 RELATIVE HUMIDITY (MAX. %) 91 92 93 92 91 84 82 84 89 89 92 92 89 RELATIVE HUMIDITY (MIN. %) 63 60 70 56 52 46 46 52 53 50 56 59 55 RELATIVE HUMIDITY (MEAN% 03UTC) 87 88 90 88 82 77 76 78 82 85 85 87 84 RELATIVE HUMIDITY (MEAN% 09UTC) 67 65 73 61 57 50 49 55 55 54 60 66 59 RELATIVE HUMIDITY (MEAN% 15UTC) 81 79 84 69 68 59 60 68 73 76 78 80 73 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.5 86.0 55.0 26.8 67.2 21.3 9.5 1.1 25.3 44.3 29.5 43.4 445.9 DAYS WITH PRECIPITATION >=10 2 2 1 1 3 1 0 0 1 1 1 2 15 DAYS WITH PRECIPITATION >= 5 3 6 5 2 4 1 1 0 1 2 3 4 32 DAYS WITH PRECIPITATION >= 1 5 10 10 5 10 3 1 1 4 4 6 6 65 DAYS WITH PRECIPITATION 7 14 13 8 11 3 2 2 9 6 9 9 93 GREATEST DAILY PRECIPITATION 16.0 41.0 10.7 12.0 19.0 16.0 9.4 1.1 16.0 30.5 11.6 14.9 41.0 DAY 5 5 16 5 23 5 14 6 27 9 15 16 DAY WITH THUNDER STORM 0 0 0 0 2 2 2 0 0 2 0 0 8 DAYS WITH SNOW OR SLEET 0 3 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH DUST 0 0 0 0 1 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 180 225 225 270 270 270 270 270 270 180 270 180 270 PREVAILING WIND SPEED(KNOTS) 3.3 4.6 5.1 6.9 7.0 6.0 5.4 5.8 3.6 2.9 4.5 3.1 5.6 PREVAILING WIND PERCENT 7.3 10.3 10.5 9.2 12.9 21.3 21.4 16.1 13.3 8.9 6.7 6.9 10.8 CALMS PERCENT OF WIND 82.3 74.1 77.0 75.8 72.2 62.5 69.0 75.0 69.6 78.2 80.4 77.4 74.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 225 252 247 254 261 270 273 266 251 226 237 237 257 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.7 1.1 0.9 1.3 1.7 1.4 1.0 0.8 0.3 0.3 0.5 0.8 WIND STEADINESES (MEAN %) 62.5 63.6 91.7 75.0 81.2 81.0 87.5 83.3 80.0 42.9 42.9 55.6 66.7 WIND SPEED (MEAN KNOTS) 0.8 1.1 1.2 1.2 1.6 2.1 1.6 1.2 1.0 0.7 0.7 0.9 1.2 FASTEST WIND DIRECTION 270 270 240 270 270 270 260 280 280 250 270 270 250 FASTEST WIND SPEED (KNOTS) 12 12 14 12 12 12 12 16 8 19 10 16 19 DAY 24 10 11 27 3 11 8 2 15 11 11 9 DAYS WITH SKY CLEAR (0-2)/8 9 6 0 10 14 16 24 15 8 13 11 13 139 DAYS WITH P.CLOUDY (3-6)/8 10 9 9 6 7 9 4 10 11 12 8 12 107 DAYS WITH CLOUDY (7-8)/8 12 13 22 14 10 5 3 6 11 6 11 6 119 DAYS WITH VISIBILITY =< 2 KM 2 4 2 3 1 1 0 0 0 0 1 0 14 DURATION OF SUNSHINE HOURS 127.4 96.9 55.8 173.6 204.7 247.4 290.3 222.6 157.2 198.9 132.3 148.5 2055.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.3 1020.7 1018.2 1014.0 1010.3 1009.3 1005.1 1007.5 1013.7 1016.9 1021.0 1016.3 1014.4 MAX. QFE PRESSURE IN HPA 1029.8 1032.1 1027.5 1026.0 1021.3 1018.0 1015.1 1015.2 1022.7 1025.3 1029.4 1031.7 1032.1 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-18 MIN. QFE PRESSURE IN HPA 1006.3 1006.1 1004.9 1001.9 993.4 997.3 993.0 1000.1 1002.8 1009.0 1007.9 1002.1 993.0 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 MEAN QNH PRESSURE IN HPA 1020.6 1022.0 1019.5 1015.3 1011.6 1010.6 1006.4 1008.8 1015.0 1018.2 1022.3 1017.6 1015.6 MAX. QNH PRESSURE IN HPA 1031.1 1033.4 1028.8 1027.3 1022.6 1019.3 1016.4 1016.5 1024.0 1026.6 1030.7 1033.0 1033.4 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-18 MIN. QNH PRESSURE IN HPA 1007.6 1007.4 1006.2 1003.2 994.7 998.6 994.3 1001.4 1004.1 1010.3 1009.2 1003.4 994.3 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 MEAN QFF PRESSURE IN HPA 1021.0 1022.3 1019.8 1015.6 1011.8 1010.9 1006.6 1009.0 1015.2 1018.4 1022.6 1017.9 1015.9 MAX. QFF PRESSURE IN HPA 1031.5 1033.8 1029.2 1027.6 1022.9 1019.5 1016.6 1016.7 1024.3 1026.9 1031.0 1033.4 1033.8 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-21 MIN. QFF PRESSURE IN HPA 1007.9 1007.7 1006.5 1003.5 994.9 998.8 994.5 1001.6 1004.3 1010.5 1009.5 1003.7 994.5 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.0 1020.1 1017.5 1013.7 1009.4 1009.2 1004.9 1007.2 1013.2 1016.4 1020.9 1016.3 1014.0 MAX. QFE PRESSURE IN HPA 1028.0 1029.7 1024.6 1025.0 1019.2 1016.3 1013.3 1013.5 1022.3 1024.3 1028.6 1031.1 1031.1 DAY 11 14 12 29 25 18 12 27 27 13 27 17 MIN. QFE PRESSURE IN HPA 1008.4 1007.1 1006.3 1004.0 993.4 997.8 994.9 1000.1 1003.6 1009.6 1011.2 1006.3 993.4 DAY 5 27 7 5 22 11 7 2 19 25 5 10 MEAN QNH PRESSURE IN HPA 1020.3 1021.4 1018.8 1015.0 1010.7 1010.5 1006.2 1008.5 1014.5 1017.7 1022.2 1017.6 1015.3 MAX. QNH PRESSURE IN HPA 1029.3 1031.0 1025.9 1026.3 1020.5 1017.6 1014.6 1014.8 1023.6 1025.6 1029.9 1032.4 1032.4 DAY 11 14 12 29 25 18 12 27 27 13 27 17 MIN. QNH PRESSURE IN HPA 1009.7 1008.4 1007.6 1005.3 994.7 999.1 996.2 1001.4 1004.9 1010.9 1012.5 1007.6 994.7 DAY 5 27 7 5 22 11 7 2 19 25 5 10 MEAN QFF PRESSURE IN HPA 1020.6 1021.8 1019.2 1015.3 1010.9 1010.7 1006.4 1008.7 1014.8 1018.0 1022.5 1017.9 1015.6 MAX. QFF PRESSURE IN HPA 1029.7 1031.4 1026.3 1026.6 1020.8 1017.8 1014.8 1015.0 1023.9 1025.9 1030.2 1032.8 1032.8 DAY 11 14 12 29 25 18 12 27 27 13 27 17 MIN. QFF PRESSURE IN HPA 1010.0 1008.7 1007.9 1005.6 994.9 999.3 996.4 1001.6 1005.1 1011.1 1012.8 1007.9 994.9 DAY 5 27 7 5 22 11 7 2 19 25 5 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1019.7 1020.6 1018.2 1014.3 1010.4 1009.8 1005.9 1008.2 1013.9 1017.0 1021.2 1016.5 1014.6 MAX. QFE PRESSURE IN HPA 1028.7 1030.3 1024.6 1024.8 1019.7 1017.3 1013.8 1014.5 1022.3 1025.3 1028.6 1030.0 1030.3 DAY 11 13 12 29 5 17 11 27 27 13 27 17 MIN. QFE PRESSURE IN HPA 1010.2 1006.1 1006.3 1003.3 997.8 999.3 994.9 1002.0 1004.5 1009.6 1013.0 1007.8 994.9 DAY 31 17 7 4 22 11 7 2 21 25 5 28 MEAN QNH PRESSURE IN HPA 1021.0 1021.9 1019.5 1015.6 1011.7 1011.1 1007.2 1009.5 1015.2 1018.3 1022.5 1017.8 1015.9 MAX. QNH PRESSURE IN HPA 1030.0 1031.6 1025.9 1026.1 1021.0 1018.6 1015.1 1015.8 1023.6 1026.6 1029.9 1031.3 1031.6 DAY 11 13 12 29 5 17 11 27 27 13 27 17 MIN. QNH PRESSURE IN HPA 1011.5 1007.4 1007.6 1004.6 999.1 1000.6 996.2 1003.3 1005.8 1010.9 1014.3 1009.1 996.2 DAY 31 17 7 4 22 11 7 2 21 25 5 28 MEAN QFF PRESSURE IN HPA 1021.3 1022.3 1019.8 1015.9 1012.0 1011.4 1007.4 1009.7 1015.4 1018.6 1022.9 1018.1 1016.2 MAX. QFF PRESSURE IN HPA 1030.4 1032.0 1026.3 1026.4 1021.3 1018.8 1015.3 1016.0 1023.9 1026.9 1030.2 1031.7 1032.0 DAY 11 13 12 29 5 17 11 27 27 13 27 17 MIN. QFF PRESSURE IN HPA 1011.9 1007.7 1007.9 1004.9 999.3 1000.8 996.4 1003.5 1006.0 1011.2 1014.6 1009.4 996.4 DAY 31 17 7 4 22 11 7 2 21 25 5 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1021.5 1019.0 1015.0 1010.9 1010.1 1006.2 1008.6 1014.7 1017.9 1021.9 1017.3 1015.3 MAX. QFE PRESSURE IN HPA 1029.8 1031.9 1025.8 1024.8 1020.1 1017.3 1014.5 1015.2 1022.7 1025.3 1029.4 1030.0 1031.9 DAY 11 13 11 29 5 17 11 27 27 13 27 17 MIN. QFE PRESSURE IN HPA 1010.1 1007.5 1008.7 1005.4 1000.1 1000.1 995.2 1002.8 1004.7 1010.4 1013.5 1007.7 995.2 DAY 31 1 7 4 22 11 7 11 19 25 4 1 MEAN QNH PRESSURE IN HPA 1022.1 1022.8 1020.3 1016.3 1012.2 1011.4 1007.5 1009.9 1016.0 1019.2 1023.2 1018.6 1016.6 MAX. QNH PRESSURE IN HPA 1031.1 1033.2 1027.1 1026.1 1021.4 1018.6 1015.8 1016.5 1024.0 1026.6 1030.7 1031.3 1033.2 DAY 11 13 11 29 5 17 11 27 27 13 27 17 MIN. QNH PRESSURE IN HPA 1011.4 1008.8 1010.0 1006.7 1001.4 1001.4 996.5 1004.1 1006.0 1011.7 1014.8 1009.0 996.5 DAY 31 1 7 4 22 11 7 11 19 25 4 1 MEAN QFF PRESSURE IN HPA 1022.4 1023.2 1020.6 1016.6 1012.4 1011.6 1007.7 1010.2 1016.3 1019.5 1023.5 1018.9 1016.9 MAX. QFF PRESSURE IN HPA 1031.5 1033.6 1027.5 1026.4 1021.7 1018.8 1016.0 1016.7 1024.3 1026.9 1031.0 1031.7 1033.6 DAY 11 13 11 29 5 17 11 27 27 13 27 17 MIN. QFF PRESSURE IN HPA 1011.7 1009.1 1010.3 1007.0 1001.6 1001.6 996.7 1004.3 1006.2 1012.0 1015.1 1009.3 996.7 DAY 31 1 7 4 22 11 7 11 19 25 4 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1020.9 1018.5 1014.4 1010.7 1009.5 1005.3 1007.7 1013.9 1017.0 1020.7 1015.8 1014.5 MAX. QFE PRESSURE IN HPA 1028.3 1031.9 1025.8 1024.5 1019.7 1017.3 1014.6 1014.5 1021.3 1024.2 1028.2 1026.5 1031.9 DAY 11 13 11 28 4 17 11 27 27 13 27 17 MIN. QFE PRESSURE IN HPA 1007.7 1008.1 1006.5 1005.6 1000.9 999.7 993.7 1002.4 1003.4 1009.4 1011.0 1005.0 993.7 DAY 31 17 6 4 22 11 7 11 19 25 4 1 MEAN QNH PRESSURE IN HPA 1020.8 1022.2 1019.8 1015.7 1012.0 1010.7 1006.6 1009.0 1015.2 1018.3 1022.0 1017.1 1015.8 MAX. QNH PRESSURE IN HPA 1029.6 1033.2 1027.1 1025.8 1021.0 1018.6 1015.9 1015.8 1022.6 1025.5 1029.5 1027.8 1033.2 DAY 11 13 11 28 4 17 11 27 27 13 27 17 MIN. QNH PRESSURE IN HPA 1009.0 1009.4 1007.8 1006.9 1002.2 1001.0 995.0 1003.7 1004.7 1010.7 1012.3 1006.3 995.0 DAY 31 17 6 4 22 11 7 11 19 25 4 1 MEAN QFF PRESSURE IN HPA 1021.2 1022.5 1020.1 1016.0 1012.2 1011.0 1006.8 1009.2 1015.5 1018.5 1022.3 1017.4 1016.1 MAX. QFF PRESSURE IN HPA 1029.9 1033.6 1027.5 1026.1 1021.3 1018.8 1016.1 1016.0 1022.9 1025.8 1029.8 1028.2 1033.6 DAY 11 13 11 28 4 17 11 27 27 13 27 17 MIN. QFF PRESSURE IN HPA 1009.3 1009.7 1008.1 1007.2 1002.4 1001.2 995.2 1003.9 1004.9 1010.9 1012.6 1006.6 995.2 DAY 31 17 6 4 22 11 7 11 19 25 4 1 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1020.1 1017.8 1013.3 1010.2 1008.7 1004.3 1006.6 1012.9 1016.2 1020.1 1015.4 1013.7 MAX. QFE PRESSURE IN HPA 1027.4 1031.3 1026.3 1024.7 1020.5 1017.3 1014.2 1013.3 1020.7 1023.8 1027.2 1025.5 1031.3 DAY 11 13 11 28 4 17 11 27 26 12 27 17 MIN. QFE PRESSURE IN HPA 1006.5 1007.4 1004.9 1002.5 1000.8 999.2 993.0 1001.3 1002.8 1009.0 1010.2 1002.4 993.0 DAY 3 4 6 4 16 11 7 10 19 25 4 9 MEAN QNH PRESSURE IN HPA 1020.1 1021.4 1019.1 1014.6 1011.5 1009.9 1005.6 1007.9 1014.2 1017.5 1021.4 1016.7 1015.0 MAX. QNH PRESSURE IN HPA 1028.7 1032.6 1027.6 1026.0 1021.8 1018.6 1015.5 1014.6 1022.0 1025.1 1028.5 1026.8 1032.6 DAY 11 13 11 28 4 17 11 27 26 12 27 17 MIN. QNH PRESSURE IN HPA 1007.8 1008.7 1006.2 1003.8 1002.1 1000.5 994.3 1002.6 1004.1 1010.3 1011.5 1003.7 994.3 DAY 3 4 6 4 16 11 7 10 19 25 4 9 MEAN QFF PRESSURE IN HPA 1020.5 1021.7 1019.5 1014.9 1011.7 1010.2 1005.8 1008.1 1014.4 1017.8 1021.7 1017.0 1015.3 MAX. QFF PRESSURE IN HPA 1029.0 1033.0 1028.0 1026.3 1022.1 1018.8 1015.7 1014.8 1022.3 1025.4 1028.8 1027.2 1033.0 DAY 11 13 11 28 4 17 11 27 26 12 27 17 MIN. QFF PRESSURE IN HPA 1008.1 1009.0 1006.5 1004.1 1002.3 1000.7 994.5 1002.8 1004.3 1010.5 1011.8 1004.0 994.5 DAY 3 4 6 4 16 11 7 10 19 25 4 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1019.2 1020.8 1018.2 1013.5 1010.3 1008.9 1004.4 1006.6 1013.1 1016.6 1021.0 1016.3 1014.1 MAX. QFE PRESSURE IN HPA 1028.3 1031.6 1026.3 1025.0 1020.9 1017.3 1013.9 1013.3 1021.6 1023.8 1027.2 1028.6 1031.6 DAY 10 13 11 28 4 17 11 27 26 12 27 16 MIN. QFE PRESSURE IN HPA 1006.8 1009.8 1006.5 1001.9 999.2 1000.1 993.0 1000.4 1003.4 1009.8 1012.2 1002.2 993.0 DAY 3 4 6 4 16 11 7 1 19 25 30 31 MEAN QNH PRESSURE IN HPA 1020.6 1022.1 1019.5 1014.8 1011.6 1010.2 1005.6 1007.9 1014.4 1017.9 1022.3 1017.6 1015.4 MAX. QNH PRESSURE IN HPA 1029.6 1032.9 1027.6 1026.3 1022.2 1018.6 1015.2 1014.6 1022.9 1025.1 1028.5 1029.9 1032.9 DAY 10 13 11 28 4 17 11 27 26 12 27 16 MIN. QNH PRESSURE IN HPA 1008.1 1011.1 1007.8 1003.2 1000.5 1001.4 994.3 1001.7 1004.7 1011.1 1013.5 1003.5 994.3 DAY 3 4 6 4 16 11 7 1 19 25 30 31 MEAN QFF PRESSURE IN HPA 1020.9 1022.4 1019.9 1015.1 1011.8 1010.4 1005.9 1008.1 1014.7 1018.2 1022.6 1017.9 1015.7 MAX. QFF PRESSURE IN HPA 1029.9 1033.3 1028.0 1026.6 1022.5 1018.8 1015.4 1014.8 1023.2 1025.4 1028.8 1030.3 1033.3 DAY 10 13 11 28 4 17 11 27 26 12 27 16 MIN. QFF PRESSURE IN HPA 1008.4 1011.4 1008.1 1003.5 1000.7 1001.6 994.5 1001.9 1004.9 1011.4 1013.8 1003.8 994.5 DAY 3 4 6 4 16 11 7 1 19 25 30 31 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1019.1 1021.0 1018.4 1014.4 1010.7 1009.7 1005.3 1007.8 1014.0 1017.1 1021.4 1016.7 1014.6 MAX. QFE PRESSURE IN HPA 1028.3 1032.1 1027.5 1026.0 1021.3 1018.0 1015.1 1014.1 1022.3 1025.1 1027.5 1031.7 1032.1 DAY 10 11 11 28 4 17 11 27 26 12 15 16 MIN. QFE PRESSURE IN HPA 1006.3 1010.7 1005.8 1003.0 996.9 1000.2 993.0 1000.4 1004.8 1010.0 1010.0 1002.1 993.0 DAY 3 16 13 4 16 10 7 10 19 24 30 31 MEAN QNH PRESSURE IN HPA 1020.4 1022.3 1019.7 1015.7 1012.0 1010.9 1006.6 1009.1 1015.3 1018.4 1022.7 1018.0 1015.9 MAX. QNH PRESSURE IN HPA 1029.6 1033.4 1028.8 1027.3 1022.6 1019.3 1016.4 1015.4 1023.6 1026.4 1028.8 1033.0 1033.4 DAY 10 11 11 28 4 17 11 27 26 12 15 16 MIN. QNH PRESSURE IN HPA 1007.6 1012.0 1007.1 1004.3 998.2 1001.5 994.3 1001.7 1006.1 1011.3 1011.3 1003.4 994.3 DAY 3 16 13 4 16 10 7 10 19 24 30 31 MEAN QFF PRESSURE IN HPA 1020.8 1022.7 1020.1 1016.0 1012.2 1011.2 1006.8 1009.3 1015.6 1018.7 1023.0 1018.3 1016.2 MAX. QFF PRESSURE IN HPA 1030.0 1033.8 1029.2 1027.6 1022.9 1019.5 1016.6 1015.6 1023.9 1026.7 1029.1 1033.4 1033.8 DAY 10 11 11 28 4 17 11 27 26 12 15 16 MIN. QFF PRESSURE IN HPA 1007.9 1012.3 1007.4 1004.6 998.4 1001.7 994.5 1001.9 1006.3 1011.6 1011.6 1003.7 994.5 DAY 3 16 13 4 16 10 7 10 19 24 30 31 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1020.6 1018.0 1013.8 1009.9 1009.1 1004.9 1007.6 1013.6 1016.7 1020.8 1016.2 1014.1 MAX. QFE PRESSURE IN HPA 1028.2 1031.1 1026.1 1025.7 1020.4 1017.6 1014.4 1013.5 1022.3 1025.1 1027.7 1031.7 1031.7 DAY 10 11 11 28 4 17 11 26 26 12 26 16 MIN. QFE PRESSURE IN HPA 1006.3 1008.3 1006.3 1002.1 993.6 997.3 993.0 1000.3 1004.3 1009.6 1007.9 1003.6 993.0 DAY 3 16 6 9 16 10 7 1 18 24 30 31 MEAN QNH PRESSURE IN HPA 1019.9 1021.9 1019.3 1015.1 1011.2 1010.3 1006.2 1008.9 1014.9 1018.0 1022.2 1017.5 1015.4 MAX. QNH PRESSURE IN HPA 1029.5 1032.4 1027.4 1027.0 1021.7 1018.9 1015.7 1014.8 1023.6 1026.4 1029.0 1033.0 1033.0 DAY 10 11 11 28 4 17 11 26 26 12 26 16 MIN. QNH PRESSURE IN HPA 1007.6 1009.6 1007.6 1003.4 994.9 998.6 994.3 1001.6 1005.6 1010.9 1009.2 1004.9 994.3 DAY 3 16 6 9 16 10 7 1 18 24 30 31 MEAN QFF PRESSURE IN HPA 1020.2 1022.3 1019.6 1015.4 1011.5 1010.6 1006.4 1009.1 1015.2 1018.2 1022.5 1017.8 1015.7 MAX. QFF PRESSURE IN HPA 1029.9 1032.8 1027.8 1027.3 1022.0 1019.1 1015.9 1015.0 1023.9 1026.7 1029.3 1033.4 1033.4 DAY 10 11 11 28 4 17 11 26 26 12 26 16 MIN. QFF PRESSURE IN HPA 1007.9 1009.9 1007.9 1003.7 995.1 998.8 994.5 1001.8 1005.8 1011.1 1009.5 1005.2 994.5 DAY 3 16 6 9 16 10 7 1 18 24 30 31 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.5 7.0 8.8 13.9 17.7 24.7 26.3 24.3 22.5 17.5 13.6 8.5 15.8 MINIMUN AIR TEMPERATURE (C) 1.1 2.3 3.7 9.4 13.0 19.9 22.6 20.3 17.6 11.7 8.4 4.8 11.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 12 23 12 2 0 0 0 49 DAYS WITH MINIMUM TEMP. <=-4 2 0 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH FREEZING MIN.<= 0 10 7 7 0 0 0 0 0 0 0 0 2 26 TEMPERATURE RECORDS LOWEST(C) -4.8 -2.6 -2.0 5.0 3.8 14.5 17.8 16.0 13.4 6.5 1.2 -0.6 -4.8 DAY 29 28 2 17 6 7 12 31 1 8 27 29 MAXIMUM AIR TEMPERATURE (C) 10.6 12.1 14.3 19.3 23.3 30.8 30.9 29.6 28.8 25.0 20.3 13.2 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 3 19 23 15 12 5 0 0 78 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.6 19.6 25.8 30.4 34.0 42.8 35.8 34.5 32.0 34.0 29.0 20.0 42.8 DAY 2 7 30 21 29 17 9 24 6 13 23 15 DIF. BETWEEN (MAX.-MIN.) (C) 9.5 9.8 10.6 9.9 10.3 10.9 8.3 9.3 11.2 13.3 11.9 8.4 10.3 MEAN DAILY TEMP. (MDT) (C) 5.9 7.2 9.0 14.3 18.1 25.4 26.8 25.0 23.2 18.3 14.4 9.0 16.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 14.2 135.3 178.7 123.1 70.7 5.1 0.0 0.0 527.3 HEATING DEG. DAYS(BASE 18 0C) 376.3 313.0 277.7 117.6 49.8 0.0 0.0 0.0 0.0 32.0 114.1 278.9 1559.2 DEWPOINT (MEAN C) 1.7 2.6 4.2 10.4 13.1 18.6 20.8 19.5 17.4 12.3 8.3 5.2 11.2 MIXING RATIO (G/KG) 4.33 4.63 5.27 7.89 9.58 13.58 15.66 14.37 12.55 9.08 6.97 5.59 9.12 VAPOUR PRESSURE (HPA) 7.04 7.49 8.53 12.69 15.37 21.52 24.73 22.84 20.04 14.61 11.28 9.07 14.60 SATURATION DEF. (HPA) 2.26 2.83 3.29 3.68 6.00 10.66 9.94 8.15 7.84 6.43 5.02 2.33 5.70 RELATIVE HUMIDITY (MEAN %) 78 76 76 82 77 71 74 76 75 75 74 81 76 RELATIVE HUMIDITY (MAX. %) 92 90 92 96 92 87 88 90 90 92 91 93 91 RELATIVE HUMIDITY (MIN. %) 58 57 54 64 58 50 56 58 53 49 50 64 56 RELATIVE HUMIDITY (MEAN% 03UTC) 85 84 88 89 87 81 82 85 83 87 83 87 85 RELATIVE HUMIDITY (MEAN% 09UTC) 65 65 60 70 61 56 58 61 57 59 59 70 62 RELATIVE HUMIDITY (MEAN% 15UTC) 81 75 71 80 71 66 68 72 76 77 77 85 75 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 48.0 63.7 66.7 48.0 87.8 18.9 24.1 62.2 20.1 15.1 46.5 70.7 571.8 DAYS WITH PRECIPITATION >=10 2 4 2 0 1 0 1 1 0 0 2 3 16 DAYS WITH PRECIPITATION >= 5 5 5 5 5 4 2 1 5 2 1 3 5 43 DAYS WITH PRECIPITATION >= 1 10 8 9 12 9 5 5 9 4 4 5 9 89 DAYS WITH PRECIPITATION 12 12 15 15 10 11 9 10 7 6 7 12 126 GREATEST DAILY PRECIPITATION 10.2 16.0 26.0 8.5 56.0 8.5 11.8 31.0 8.0 6.9 20.2 18.6 56.0 DAY 22 26 24 27 13 5 11 11 29 15 26 28 DAY WITH THUNDER STORM 0 0 0 3 1 7 3 3 1 0 1 2 21 DAYS WITH SNOW OR SLEET 1 2 1 0 0 0 0 0 0 0 0 1 5 DAYS WITH DUST 0 0 0 1 0 2 0 0 0 0 0 0 3 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 180 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 6.6 7.5 5.4 5.8 5.3 4.9 3.9 4.1 2.8 2.4 2.5 2.6 5.1 PREVAILING WIND PERCENT 9.7 9.5 11.7 15.8 11.3 18.8 14.9 12.1 12.1 8.1 5.0 8.5 10.6 CALMS PERCENT OF WIND 76.2 75.0 71.8 67.9 76.2 59.6 71.0 65.3 72.5 77.0 78.8 78.2 72.5 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 253 259 247 256 259 261 263 240 230 233 270 221 252 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.8 0.8 1.2 0.8 1.3 1.0 0.9 0.6 0.5 0.5 0.4 0.8 WIND STEADINESES (MEAN %) 75.0 61.5 61.5 75.0 72.7 81.2 83.3 75.0 66.7 62.5 62.5 66.7 72.7 WIND SPEED (MEAN KNOTS) 1.2 1.3 1.3 1.6 1.1 1.6 1.2 1.2 0.9 0.8 0.8 0.6 1.1 FASTEST WIND DIRECTION 190 270 10 270 270 300 300 270 240 270 280 270 270 FASTEST WIND SPEED (KNOTS) 21 23 19 16 12 16 10 10 19 29 14 8 29 DAY 5 21 14 19 13 17 7 1 28 26 8 2 DAYS WITH SKY CLEAR (0-2)/8 13 7 11 6 6 10 5 13 17 17 15 9 129 DAYS WITH P.CLOUDY (3-6)/8 8 11 5 8 12 11 14 8 7 8 6 11 109 DAYS WITH CLOUDY (7-8)/8 10 11 15 16 13 9 12 10 6 6 9 11 128 DAYS WITH VISIBILITY =< 2 KM 1 3 5 6 3 3 2 1 0 0 2 4 30 DURATION OF SUNSHINE HOURS 144.5 110.2 142.0 130.7 177.5 220.9 161.6 207.8 225.5 198.7 165.8 109.0 1994.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.8 1014.9 1018.0 1013.9 1014.4 1007.4 1007.7 1012.2 1014.4 1016.1 1017.3 1018.4 1014.5 MAX. QFE PRESSURE IN HPA 1031.6 1028.8 1031.5 1025.0 1028.7 1018.6 1017.1 1022.6 1024.0 1028.2 1031.7 1028.1 1031.7 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 6-18 12- 6 31- 6 29- 6 15-18 3- 6 2-18 MIN. QFE PRESSURE IN HPA 999.8 1004.1 998.0 1002.3 999.6 995.2 999.2 1002.4 1004.0 1004.6 1000.5 1007.3 995.2 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 MEAN QNH PRESSURE IN HPA 1020.1 1016.2 1019.3 1015.2 1015.7 1008.7 1009.0 1013.5 1015.7 1017.4 1018.6 1019.7 1015.8 MAX. QNH PRESSURE IN HPA 1032.9 1030.1 1032.8 1026.3 1030.0 1019.9 1018.4 1023.9 1025.3 1029.5 1033.0 1029.4 1033.0 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 6-18 12- 6 31- 6 29- 6 15-18 3- 6 2-18 MIN. QNH PRESSURE IN HPA 1001.1 1005.4 999.3 1003.6 1000.9 996.5 1000.5 1003.7 1005.3 1005.9 1001.8 1008.6 996.5 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 MEAN QFF PRESSURE IN HPA 1020.5 1016.6 1019.7 1015.5 1016.0 1009.0 1009.2 1013.7 1015.9 1017.7 1018.9 1020.0 1016.0 MAX. QFF PRESSURE IN HPA 1033.3 1030.5 1033.2 1026.6 1030.3 1020.2 1018.7 1024.2 1025.6 1029.8 1033.3 1029.7 1033.3 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 7- 3 12- 6 31- 6 29- 6 15-18 3- 6 2-18 MIN. QFF PRESSURE IN HPA 1001.4 1005.7 999.6 1003.8 1001.1 996.7 1000.7 1003.9 1005.5 1006.1 1002.0 1008.9 996.7 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1014.2 1017.6 1013.2 1014.3 1007.6 1007.5 1011.6 1014.1 1015.7 1017.0 1018.0 1014.1 MAX. QFE PRESSURE IN HPA 1030.9 1027.6 1029.2 1020.5 1026.8 1015.1 1016.6 1020.2 1023.3 1025.9 1029.9 1025.0 1030.9 DAY 9 16 11 8 2 7 12 31 29 16 4 3 MIN. QFE PRESSURE IN HPA 1004.4 1004.1 1000.5 1002.3 1002.4 1000.3 1000.7 1004.9 1008.7 1005.9 1000.8 1007.3 1000.3 DAY 31 8 31 22 9 28 3 24 7 11 23 15 MEAN QNH PRESSURE IN HPA 1019.6 1015.5 1018.9 1014.5 1015.6 1008.9 1008.8 1012.9 1015.4 1017.0 1018.3 1019.3 1015.4 MAX. QNH PRESSURE IN HPA 1032.2 1028.9 1030.5 1021.8 1028.1 1016.4 1017.9 1021.5 1024.6 1027.2 1031.2 1026.3 1032.2 DAY 9 16 11 8 2 7 12 31 29 16 4 3 MIN. QNH PRESSURE IN HPA 1005.7 1005.4 1001.8 1003.6 1003.7 1001.6 1002.0 1006.2 1010.0 1007.2 1002.1 1008.6 1001.6 DAY 31 8 31 22 9 28 3 24 7 11 23 15 MEAN QFF PRESSURE IN HPA 1020.0 1015.9 1019.2 1014.8 1015.9 1009.1 1009.0 1013.2 1015.6 1017.3 1018.6 1019.7 1015.7 MAX. QFF PRESSURE IN HPA 1032.6 1029.3 1030.9 1022.1 1028.4 1016.7 1018.2 1021.8 1024.9 1027.5 1031.5 1026.6 1032.6 DAY 9 16 11 8 2 7 12 31 29 16 4 3 MIN. QFF PRESSURE IN HPA 1006.0 1005.7 1002.0 1003.8 1003.9 1001.8 1002.2 1006.4 1010.2 1007.4 1002.3 1008.9 1001.8 DAY 31 8 31 22 9 28 3 24 7 11 23 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1015.0 1018.1 1014.0 1014.6 1008.2 1008.4 1012.5 1014.7 1016.7 1017.1 1018.2 1014.7 MAX. QFE PRESSURE IN HPA 1030.5 1027.6 1029.7 1020.2 1027.8 1018.6 1016.9 1020.8 1023.3 1025.9 1030.5 1024.1 1030.5 DAY 9 16 12 8 2 7 12 31 29 16 17 1 MIN. QFE PRESSURE IN HPA 1006.8 1005.3 1001.3 1003.0 1002.0 1000.9 1003.1 1005.6 1007.2 1005.7 1000.5 1007.3 1000.5 DAY 30 19 31 13 9 28 3 24 25 24 25 15 MEAN QNH PRESSURE IN HPA 1020.0 1016.3 1019.4 1015.3 1015.9 1009.5 1009.7 1013.8 1015.9 1018.0 1018.4 1019.5 1016.0 MAX. QNH PRESSURE IN HPA 1031.8 1028.9 1031.0 1021.5 1029.1 1019.9 1018.2 1022.1 1024.6 1027.2 1031.8 1025.4 1031.8 DAY 9 16 12 8 2 7 12 31 29 16 17 1 MIN. QNH PRESSURE IN HPA 1008.1 1006.6 1002.6 1004.3 1003.3 1002.2 1004.4 1006.9 1008.5 1007.0 1001.8 1008.6 1001.8 DAY 30 19 31 13 9 28 3 24 25 24 25 15 MEAN QFF PRESSURE IN HPA 1020.4 1016.6 1019.7 1015.6 1016.2 1009.7 1009.9 1014.1 1016.2 1018.3 1018.7 1019.9 1016.3 MAX. QFF PRESSURE IN HPA 1032.2 1029.3 1031.4 1021.8 1029.4 1020.2 1018.5 1022.4 1024.9 1027.5 1032.1 1025.8 1032.2 DAY 9 16 12 8 2 7 12 31 29 16 17 1 MIN. QFF PRESSURE IN HPA 1008.4 1006.9 1002.9 1004.5 1003.5 1002.4 1004.6 1007.1 1008.7 1007.3 1002.0 1008.9 1002.0 DAY 31 19 31 13 10 28 3 24 25 24 25 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.8 1016.0 1019.1 1014.7 1014.9 1008.1 1008.8 1013.3 1015.4 1017.7 1018.0 1019.4 1015.4 MAX. QFE PRESSURE IN HPA 1031.6 1026.9 1031.5 1021.4 1028.5 1016.2 1017.1 1022.6 1024.0 1027.4 1031.7 1025.6 1031.7 DAY 9 16 12 23 2 7 12 31 29 15 3 2 MIN. QFE PRESSURE IN HPA 1006.8 1006.6 1002.4 1005.4 1001.3 1000.5 1003.3 1006.8 1006.4 1006.2 1001.4 1009.4 1000.5 DAY 30 19 30 13 9 17 23 24 25 24 25 14 MEAN QNH PRESSURE IN HPA 1021.1 1017.3 1020.4 1016.0 1016.2 1009.4 1010.1 1014.6 1016.7 1019.0 1019.3 1020.7 1016.7 MAX. QNH PRESSURE IN HPA 1032.9 1028.2 1032.8 1022.7 1029.8 1017.5 1018.4 1023.9 1025.3 1028.7 1033.0 1026.9 1033.0 DAY 9 16 12 23 2 7 12 31 29 15 3 2 MIN. QNH PRESSURE IN HPA 1008.1 1007.9 1003.7 1006.7 1002.6 1001.8 1004.6 1008.1 1007.7 1007.5 1002.7 1010.7 1001.8 DAY 30 19 30 13 9 17 23 24 25 24 25 14 MEAN QFF PRESSURE IN HPA 1021.4 1017.6 1020.7 1016.3 1016.5 1009.6 1010.3 1014.8 1016.9 1019.2 1019.6 1021.1 1017.0 MAX. QFF PRESSURE IN HPA 1033.3 1028.6 1033.2 1023.0 1030.1 1017.8 1018.7 1024.2 1025.6 1029.0 1033.3 1027.2 1033.3 DAY 9 16 12 23 2 7 12 31 29 15 3 2 MIN. QFF PRESSURE IN HPA 1008.4 1008.2 1004.0 1006.9 1002.9 1002.0 1004.8 1008.3 1007.9 1007.7 1002.9 1011.0 1002.0 DAY 30 19 31 13 9 17 23 24 25 24 25 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1015.0 1018.3 1014.1 1014.5 1007.2 1008.1 1012.6 1014.5 1016.2 1016.9 1018.2 1014.5 MAX. QFE PRESSURE IN HPA 1031.4 1025.6 1030.5 1021.9 1028.5 1014.8 1016.3 1020.4 1024.0 1027.0 1030.5 1025.6 1031.4 DAY 4 15 12 30 2 6 12 31 29 15 3 2 MIN. QFE PRESSURE IN HPA 1004.4 1006.6 1001.7 1006.1 1001.1 997.9 1002.4 1005.7 1005.4 1006.0 1004.5 1008.8 997.9 DAY 30 19 30 22 9 17 9 24 25 26 22 14 MEAN QNH PRESSURE IN HPA 1020.1 1016.3 1019.6 1015.4 1015.8 1008.5 1009.4 1013.8 1015.8 1017.5 1018.2 1019.5 1015.8 MAX. QNH PRESSURE IN HPA 1032.7 1026.9 1031.8 1023.2 1029.8 1016.1 1017.6 1021.7 1025.3 1028.3 1031.8 1026.9 1032.7 DAY 4 15 12 30 2 6 12 31 29 15 3 2 MIN. QNH PRESSURE IN HPA 1005.7 1007.9 1003.0 1007.4 1002.4 999.2 1003.7 1007.0 1006.7 1007.3 1005.8 1010.1 999.2 DAY 30 19 30 22 9 17 9 24 25 26 22 14 MEAN QFF PRESSURE IN HPA 1020.4 1016.7 1019.9 1015.7 1016.0 1008.7 1009.6 1014.1 1016.1 1017.8 1018.5 1019.9 1016.1 MAX. QFF PRESSURE IN HPA 1033.1 1027.3 1032.2 1023.5 1030.1 1016.3 1017.9 1022.0 1025.6 1028.6 1032.1 1027.2 1033.1 DAY 4 15 12 30 2 6 12 31 29 15 3 2 MIN. QFF PRESSURE IN HPA 1006.0 1008.2 1003.3 1007.7 1002.6 999.4 1003.9 1007.2 1006.9 1007.5 1006.1 1010.4 999.4 DAY 30 19 30 22 9 17 9 24 25 26 22 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.2 1014.3 1017.3 1013.3 1013.9 1006.4 1007.0 1011.4 1013.6 1015.1 1016.6 1017.7 1013.7 MAX. QFE PRESSURE IN HPA 1030.7 1026.6 1029.3 1022.8 1027.7 1015.3 1016.1 1019.1 1022.8 1027.0 1030.1 1025.9 1030.7 DAY 4 15 11 30 2 6 12 31 29 15 3 2 MIN. QFE PRESSURE IN HPA 1002.3 1005.0 1000.2 1004.7 999.6 995.2 999.9 1002.4 1004.0 1004.6 1003.9 1008.8 995.2 DAY 30 7 30 22 9 17 9 24 25 26 22 14 MEAN QNH PRESSURE IN HPA 1019.5 1015.6 1018.6 1014.6 1015.2 1007.7 1008.3 1012.7 1014.9 1016.4 1017.9 1019.0 1015.0 MAX. QNH PRESSURE IN HPA 1032.0 1027.9 1030.6 1024.1 1029.0 1016.6 1017.4 1020.4 1024.1 1028.3 1031.4 1027.2 1032.0 DAY 4 15 11 30 2 6 12 31 29 15 3 2 MIN. QNH PRESSURE IN HPA 1003.6 1006.3 1001.5 1006.0 1000.9 996.5 1001.2 1003.7 1005.3 1005.9 1005.2 1010.1 996.5 DAY 30 7 30 22 9 17 9 24 25 26 22 14 MEAN QFF PRESSURE IN HPA 1019.8 1015.9 1018.9 1014.9 1015.4 1007.9 1008.5 1012.9 1015.1 1016.7 1018.2 1019.4 1015.3 MAX. QFF PRESSURE IN HPA 1032.4 1028.3 1031.0 1024.4 1029.3 1016.9 1017.7 1020.7 1024.4 1028.6 1031.7 1027.5 1032.4 DAY 4 15 11 30 2 7 12 31 29 15 3 2 MIN. QFF PRESSURE IN HPA 1003.9 1006.6 1001.8 1006.3 1001.1 996.7 1001.4 1003.9 1005.5 1006.1 1005.5 1010.4 996.7 DAY 30 7 30 22 9 17 9 24 25 26 22 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1014.9 1017.8 1013.7 1014.1 1006.9 1006.8 1011.4 1014.0 1015.7 1017.6 1018.5 1014.2 MAX. QFE PRESSURE IN HPA 1030.8 1028.5 1029.8 1023.9 1028.0 1015.3 1016.1 1018.9 1023.4 1027.9 1030.9 1027.9 1030.9 DAY 4 15 11 30 2 6 12 31 29 15 3 2 MIN. QFE PRESSURE IN HPA 999.8 1004.8 998.0 1002.9 1000.1 998.5 999.2 1002.7 1005.4 1005.9 1003.9 1009.3 998.0 DAY 30 7 30 22 9 17 9 24 25 24 22 13 MEAN QNH PRESSURE IN HPA 1020.2 1016.2 1019.1 1015.0 1015.4 1008.2 1008.1 1012.7 1015.3 1017.0 1018.9 1019.9 1015.5 MAX. QNH PRESSURE IN HPA 1032.1 1029.8 1031.1 1025.2 1029.3 1016.6 1017.4 1020.2 1024.7 1029.2 1032.2 1029.2 1032.2 DAY 4 15 11 30 2 6 12 31 29 15 3 2 MIN. QNH PRESSURE IN HPA 1001.1 1006.1 999.3 1004.2 1001.4 999.8 1000.5 1004.0 1006.7 1007.2 1005.2 1010.6 999.3 DAY 30 7 30 22 9 17 9 24 25 24 22 13 MEAN QFF PRESSURE IN HPA 1020.5 1016.5 1019.4 1015.3 1015.7 1008.4 1008.3 1012.9 1015.6 1017.2 1019.2 1020.2 1015.8 MAX. QFF PRESSURE IN HPA 1032.5 1030.2 1031.5 1025.5 1029.6 1016.9 1017.7 1020.5 1025.0 1029.5 1032.5 1029.5 1032.5 DAY 4 15 11 30 2 6 12 31 29 15 3 2 MIN. QFF PRESSURE IN HPA 1001.4 1006.4 999.6 1004.5 1001.6 1000.0 1000.7 1004.2 1006.9 1007.5 1005.5 1010.9 999.6 DAY 30 7 30 22 9 17 9 24 25 24 22 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1019.3 1015.3 1018.5 1014.6 1014.8 1007.9 1007.7 1012.5 1014.6 1016.3 1017.8 1018.9 1014.9 MAX. QFE PRESSURE IN HPA 1031.1 1028.8 1030.6 1025.0 1028.7 1018.6 1016.7 1019.8 1023.9 1028.2 1030.7 1028.1 1031.1 DAY 8 15 11 30 2 6 12 30 29 15 3 2 MIN. QFE PRESSURE IN HPA 1003.4 1005.6 999.4 1003.3 1002.6 1000.4 1001.1 1003.4 1008.0 1006.2 1003.9 1008.8 999.4 DAY 30 7 30 22 9 17 9 24 17 24 22 14 MEAN QNH PRESSURE IN HPA 1020.6 1016.6 1019.8 1015.9 1016.1 1009.2 1009.0 1013.8 1015.9 1017.6 1019.2 1020.2 1016.1 MAX. QNH PRESSURE IN HPA 1032.4 1030.1 1031.9 1026.3 1030.0 1019.9 1018.0 1021.1 1025.2 1029.5 1032.0 1029.4 1032.4 DAY 8 15 11 30 2 6 12 30 29 15 3 2 MIN. QNH PRESSURE IN HPA 1004.7 1006.9 1000.7 1004.6 1003.9 1001.7 1002.4 1004.7 1009.3 1007.5 1005.2 1010.1 1000.7 DAY 30 7 30 22 9 17 9 24 17 24 22 14 MEAN QFF PRESSURE IN HPA 1021.0 1016.9 1020.1 1016.2 1016.4 1009.4 1009.2 1014.0 1016.1 1017.9 1019.5 1020.6 1016.4 MAX. QFF PRESSURE IN HPA 1032.8 1030.5 1032.3 1026.6 1030.3 1020.2 1018.3 1021.4 1025.5 1029.8 1032.3 1029.7 1032.8 DAY 8 15 11 30 2 6 12 30 29 15 3 2 MIN. QFF PRESSURE IN HPA 1005.0 1007.2 1001.0 1004.9 1004.1 1001.9 1002.6 1004.9 1009.5 1007.7 1005.5 1010.4 1001.0 DAY 30 7 30 22 9 17 9 24 17 24 22 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1015.0 1017.8 1014.1 1014.2 1007.5 1007.5 1012.3 1014.3 1015.7 1017.4 1018.2 1014.4 MAX. QFE PRESSURE IN HPA 1031.0 1028.3 1029.6 1024.5 1027.1 1017.9 1016.9 1020.5 1023.9 1026.7 1030.3 1026.4 1031.0 DAY 8 15 10 30 2 6 11 30 29 15 3 2 MIN. QFE PRESSURE IN HPA 1004.4 1004.6 1000.8 1003.0 1003.0 1000.0 1000.7 1005.0 1009.0 1006.5 1002.3 1007.3 1000.0 DAY 30 7 29 12 8 18 2 24 6 13 22 14 MEAN QNH PRESSURE IN HPA 1020.2 1016.3 1019.1 1015.4 1015.5 1008.8 1008.8 1013.6 1015.6 1017.0 1018.7 1019.5 1015.7 MAX. QNH PRESSURE IN HPA 1032.3 1029.6 1030.9 1025.8 1028.4 1019.2 1018.2 1021.8 1025.2 1028.0 1031.6 1027.7 1032.3 DAY 8 15 10 30 2 6 11 30 29 15 3 2 MIN. QNH PRESSURE IN HPA 1005.7 1005.9 1002.1 1004.3 1004.3 1001.3 1002.0 1006.3 1010.3 1007.8 1003.6 1008.6 1001.3 DAY 30 7 29 12 8 18 2 24 6 13 22 14 MEAN QFF PRESSURE IN HPA 1020.5 1016.6 1019.4 1015.7 1015.7 1009.0 1009.0 1013.8 1015.8 1017.3 1019.0 1019.9 1016.0 MAX. QFF PRESSURE IN HPA 1032.7 1030.0 1031.3 1026.1 1028.7 1019.5 1018.5 1022.1 1025.5 1028.3 1031.9 1028.0 1032.7 DAY 8 15 10 30 2 6 11 30 29 15 3 2 MIN. QFF PRESSURE IN HPA 1006.0 1006.2 1002.4 1004.5 1004.5 1001.5 1002.2 1006.5 1010.5 1008.0 1003.9 1008.9 1001.5 DAY 30 7 29 12 9 18 9 24 17 13 22 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.5 6.1 10.3 15.5 20.3 24.1 26.4 26.8 23.4 17.0 9.7 8.1 16.2 MINIMUN AIR TEMPERATURE (C) 2.2 2.4 4.9 10.4 14.7 19.2 22.6 22.7 19.4 11.7 6.3 4.6 11.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 4 30 25 11 0 0 0 70 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 7 4 3 0 0 0 0 0 0 0 0 3 17 TEMPERATURE RECORDS LOWEST(C) -2.4 -3.0 -0.6 4.2 8.5 14.5 20.2 18.5 13.0 5.6 1.0 -0.8 -3.0 DAY 16 18 24 24 1 6 24 26 26 9 18 1 MAXIMUM AIR TEMPERATURE (C) 11.8 10.4 16.4 21.8 26.5 29.8 31.0 31.9 29.0 23.7 13.8 12.2 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 10 14 21 25 14 2 0 0 90 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.2 19.8 27.2 34.6 33.0 35.8 40.4 35.6 33.8 30.6 20.2 20.6 40.4 DAY 28 27 8 19 15 27 24 13 2 1 8 23 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 8.0 11.5 11.4 11.8 10.6 8.4 9.2 9.6 12.0 7.5 7.6 9.7 MEAN DAILY TEMP. (MDT) (C) 7.0 6.4 10.7 16.1 20.6 24.5 26.8 27.3 24.2 17.7 10.1 8.4 16.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.1 32.8 104.5 179.7 195.8 98.4 1.0 0.0 0.0 617.4 HEATING DEG. DAYS(BASE 18 0C) 342.3 324.8 228.8 81.2 14.1 0.0 0.0 0.0 0.0 33.2 238.2 298.2 1560.7 DEWPOINT (MEAN C) 1.5 3.0 4.5 10.5 14.3 18.3 20.1 21.4 18.8 10.6 6.6 5.2 11.2 MIXING RATIO (G/KG) 4.26 4.72 5.37 8.02 10.42 13.35 14.97 16.18 13.97 8.16 6.12 5.52 9.26 VAPOUR PRESSURE (HPA) 6.94 7.69 8.69 12.89 16.65 21.20 23.72 25.60 22.20 13.21 9.95 8.99 14.81 SATURATION DEF. (HPA) 3.16 1.99 4.50 5.64 8.17 9.71 11.32 10.26 7.26 6.90 2.42 2.03 6.11 RELATIVE HUMIDITY (MEAN %) 73 82 71 75 72 72 70 74 78 70 82 83 75 RELATIVE HUMIDITY (MAX. %) 87 92 88 90 89 89 83 87 92 87 93 93 89 RELATIVE HUMIDITY (MIN. %) 54 67 50 56 49 52 54 55 57 43 64 69 56 RELATIVE HUMIDITY (MEAN% 03UTC) 80 89 82 86 83 83 79 82 88 82 89 88 84 RELATIVE HUMIDITY (MEAN% 09UTC) 59 73 54 62 55 58 57 58 59 47 71 73 61 RELATIVE HUMIDITY (MEAN% 15UTC) 74 80 66 74 66 66 65 69 80 75 85 86 74 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 48.9 72.6 71.0 51.5 9.8 42.9 7.5 99.9 38.0 38.0 73.7 33.2 587.0 DAYS WITH PRECIPITATION >=10 2 4 2 1 0 1 0 1 2 1 2 1 17 DAYS WITH PRECIPITATION >= 5 4 4 5 1 1 4 1 2 2 2 5 1 32 DAYS WITH PRECIPITATION >= 1 9 10 9 9 2 8 2 4 6 2 10 6 77 DAYS WITH PRECIPITATION 12 13 12 14 8 12 6 7 10 4 14 11 123 GREATEST DAILY PRECIPITATION 11.0 18.0 25.1 34.0 6.0 10.0 5.5 88.0 14.3 32.0 19.5 19.0 88.0 DAY 9 5 22 23 8 22 11 16 8 29 14 6 DAY WITH THUNDER STORM 1 0 2 0 1 6 2 0 2 0 0 0 14 DAYS WITH SNOW OR SLEET 0 2 0 0 0 0 0 0 0 0 0 0 2 DAYS WITH DUST 0 0 0 0 0 0 0 1 1 1 0 0 3 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 180 180 270 270 270 PREVAILING WIND SPEED(KNOTS) 5.3 4.4 8.3 5.6 5.4 4.8 4.5 4.4 2.9 2.5 7.4 4.7 5.2 PREVAILING WIND PERCENT 9.3 11.2 11.7 11.7 18.5 20.0 23.8 12.5 7.9 12.5 7.1 6.0 12.0 CALMS PERCENT OF WIND 71.0 72.8 67.7 68.3 64.1 57.9 59.3 75.8 73.3 74.6 78.8 81.9 70.4 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 238 271 265 259 266 264 270 265 241 234 255 251 260 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.6 1.0 0.8 1.3 1.3 1.5 0.8 0.7 0.5 0.6 0.3 0.8 WIND STEADINESES (MEAN %) 58.3 60.0 62.5 53.3 76.5 72.2 88.2 80.0 77.8 62.5 60.0 50.0 66.7 WIND SPEED (MEAN KNOTS) 1.2 1.0 1.6 1.5 1.7 1.8 1.7 1.0 0.9 0.8 1.0 0.6 1.2 FASTEST WIND DIRECTION 270 280 270 270 240 290 300 270 270 270 270 270 270 FASTEST WIND SPEED (KNOTS) 14 12 23 16 12 14 12 14 10 14 23 14 23 DAY 31 3 22 19 3 29 3 1 9 27 14 6 DAYS WITH SKY CLEAR (0-2)/8 13 6 11 6 4 14 8 6 12 15 3 8 106 DAYS WITH P.CLOUDY (3-6)/8 8 8 11 10 19 6 12 20 9 8 10 7 128 DAYS WITH CLOUDY (7-8)/8 10 14 9 14 8 10 11 5 9 8 17 16 131 DAYS WITH VISIBILITY =< 2 KM 2 1 2 7 1 2 0 1 2 0 5 5 28 DURATION OF SUNSHINE HOURS 152.1 88.2 186.2 149.3 212.0 207.9 205.5 250.1 189.6 214.7 100.3 111.6 2067.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1020.3 1021.4 1017.1 1013.1 1011.8 1009.0 1009.5 1009.9 1012.0 1021.4 1022.2 1021.7 1015.8 MAX. QFE PRESSURE IN HPA 1038.1 1034.1 1031.4 1024.6 1025.8 1023.7 1016.6 1015.8 1022.9 1029.2 1034.5 1033.4 1038.1 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 MIN. QFE PRESSURE IN HPA 1004.3 1009.3 999.2 998.1 1003.7 1000.1 999.3 1000.0 1000.0 1005.0 1005.1 1010.0 998.1 DAY-HOUR 8- 3 21- 0 8- 3 11-12 2-21 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 MEAN QNH PRESSURE IN HPA 1021.6 1022.7 1018.4 1014.4 1013.1 1010.3 1010.8 1011.2 1013.3 1022.7 1023.5 1023.0 1017.1 MAX. QNH PRESSURE IN HPA 1039.4 1035.4 1032.7 1025.9 1027.1 1025.0 1017.9 1017.1 1024.2 1030.5 1035.8 1034.7 1039.4 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 MIN. QNH PRESSURE IN HPA 1005.6 1010.6 1000.5 999.4 1005.0 1001.4 1000.6 1001.3 1001.3 1006.3 1006.4 1011.3 999.4 DAY-HOUR 8- 3 21- 0 8- 3 11-12 2-21 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 MEAN QFF PRESSURE IN HPA 1021.9 1023.0 1018.7 1014.7 1013.4 1010.5 1011.0 1011.4 1013.5 1023.0 1023.8 1023.3 1017.4 MAX. QFF PRESSURE IN HPA 1039.8 1035.8 1033.1 1026.2 1027.4 1025.3 1018.1 1017.3 1024.5 1030.8 1036.2 1035.1 1039.8 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 MIN. QFF PRESSURE IN HPA 1005.9 1010.9 1000.7 999.6 1005.2 1001.6 1000.8 1001.5 1001.5 1006.5 1006.7 1011.6 999.6 DAY-HOUR 8- 3 21- 0 8- 3 11-12 17-15 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.9 1021.0 1016.6 1013.1 1011.3 1008.6 1009.2 1009.6 1012.1 1020.8 1021.7 1021.7 1015.5 MAX. QFE PRESSURE IN HPA 1035.5 1031.0 1028.7 1023.0 1025.0 1021.2 1014.8 1014.0 1022.7 1027.4 1033.0 1028.2 1035.5 DAY 6 9 16 24 9 22 27 3 23 8 21 20 MIN. QFE PRESSURE IN HPA 1006.2 1009.3 1000.5 1005.1 1004.9 1000.3 1000.6 1001.4 1001.7 1006.0 1006.7 1014.4 1000.3 DAY 9 21 8 11 14 17 25 12 14 1 10 23 MEAN QNH PRESSURE IN HPA 1021.2 1022.3 1017.9 1014.4 1012.6 1009.8 1010.5 1010.9 1013.4 1022.1 1023.0 1023.0 1016.8 MAX. QNH PRESSURE IN HPA 1036.8 1032.3 1030.0 1024.3 1026.3 1022.5 1016.1 1015.3 1024.0 1028.7 1034.3 1029.5 1036.8 DAY 6 9 16 24 9 22 27 3 23 8 21 20 MIN. QNH PRESSURE IN HPA 1007.5 1010.6 1001.8 1006.4 1006.2 1001.6 1001.9 1002.7 1003.0 1007.3 1008.0 1015.7 1001.6 DAY 9 21 8 11 14 17 25 12 14 1 10 23 MEAN QFF PRESSURE IN HPA 1021.6 1022.6 1018.2 1014.7 1012.9 1010.1 1010.7 1011.1 1013.6 1022.4 1023.3 1023.3 1017.0 MAX. QFF PRESSURE IN HPA 1037.2 1032.6 1030.4 1024.6 1026.6 1022.8 1016.3 1015.5 1024.3 1029.0 1034.7 1029.8 1037.2 DAY 6 9 16 24 9 22 27 25 23 8 21 20 MIN. QFF PRESSURE IN HPA 1007.8 1010.9 1002.1 1006.6 1006.5 1001.8 1002.1 1002.9 1003.2 1007.5 1008.3 1016.0 1001.8 DAY 9 21 8 11 14 17 25 12 14 1 10 23 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1020.1 1021.6 1017.3 1013.6 1011.9 1009.4 1010.1 1010.7 1012.7 1021.5 1022.0 1021.9 1016.1 MAX. QFE PRESSURE IN HPA 1036.3 1032.7 1029.2 1023.0 1025.6 1022.9 1016.3 1015.8 1022.7 1027.9 1033.7 1031.0 1036.3 DAY 6 9 16 24 9 22 27 24 23 7 21 6 MIN. QFE PRESSURE IN HPA 1004.3 1010.1 999.2 1004.1 1004.9 1001.5 1002.9 1002.0 1003.0 1005.7 1006.7 1013.0 999.2 DAY 8 21 8 11 23 28 25 12 14 1 10 5 MEAN QNH PRESSURE IN HPA 1021.4 1022.9 1018.6 1014.9 1013.2 1010.7 1011.4 1012.0 1014.0 1022.8 1023.3 1023.2 1017.4 MAX. QNH PRESSURE IN HPA 1037.6 1034.0 1030.5 1024.3 1026.9 1024.2 1017.6 1017.1 1024.0 1029.2 1035.0 1032.3 1037.6 DAY 6 9 16 24 9 22 27 24 23 7 21 6 MIN. QNH PRESSURE IN HPA 1005.6 1011.4 1000.5 1005.4 1006.2 1002.8 1004.2 1003.3 1004.3 1007.0 1008.0 1014.3 1000.5 DAY 8 21 8 11 23 28 25 12 14 1 10 5 MEAN QFF PRESSURE IN HPA 1021.8 1023.3 1018.9 1015.2 1013.4 1010.9 1011.6 1012.2 1014.3 1023.1 1023.6 1023.5 1017.7 MAX. QFF PRESSURE IN HPA 1038.0 1034.4 1030.9 1024.6 1027.2 1024.5 1017.8 1017.3 1024.3 1029.5 1035.4 1032.7 1038.0 DAY 6 9 16 24 9 22 27 24 23 7 21 6 MIN. QFF PRESSURE IN HPA 1005.9 1011.7 1000.7 1005.7 1006.4 1003.0 1004.4 1003.5 1004.5 1007.3 1008.3 1014.6 1000.7 DAY 8 21 8 11 23 28 25 12 14 1 10 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1021.3 1022.6 1018.4 1014.2 1012.5 1009.8 1010.4 1011.0 1013.2 1022.4 1022.9 1022.6 1016.8 MAX. QFE PRESSURE IN HPA 1038.1 1034.0 1031.4 1024.6 1025.8 1023.7 1016.6 1015.8 1022.9 1029.2 1034.5 1033.4 1038.1 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QFE PRESSURE IN HPA 1007.0 1011.7 1001.7 1002.5 1005.1 1002.8 1003.2 1003.1 1004.6 1006.2 1006.6 1012.8 1001.7 DAY 8 21 8 11 31 7 24 12 3 1 10 5 MEAN QNH PRESSURE IN HPA 1022.6 1023.9 1019.7 1015.5 1013.8 1011.1 1011.6 1012.3 1014.5 1023.8 1024.2 1023.9 1018.1 MAX. QNH PRESSURE IN HPA 1039.4 1035.3 1032.7 1025.9 1027.1 1025.0 1017.9 1017.1 1024.2 1030.5 1035.8 1034.7 1039.4 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QNH PRESSURE IN HPA 1008.3 1013.0 1003.0 1003.8 1006.4 1004.1 1004.5 1004.4 1005.9 1007.5 1007.9 1014.1 1003.0 DAY 8 21 8 11 31 7 24 12 3 1 10 5 MEAN QFF PRESSURE IN HPA 1022.9 1024.3 1020.1 1015.8 1014.1 1011.4 1011.9 1012.6 1014.8 1024.0 1024.5 1024.2 1018.4 MAX. QFF PRESSURE IN HPA 1039.8 1035.7 1033.1 1026.2 1027.4 1025.3 1018.1 1017.3 1024.5 1030.8 1036.2 1035.1 1039.8 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QFF PRESSURE IN HPA 1008.6 1013.3 1003.3 1004.0 1006.6 1004.3 1004.7 1004.6 1006.1 1007.7 1008.2 1014.4 1003.3 DAY 8 21 8 11 31 7 24 12 3 1 10 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1020.2 1021.6 1017.7 1013.3 1012.1 1009.2 1009.6 1010.3 1012.0 1021.5 1022.0 1021.3 1015.9 MAX. QFE PRESSURE IN HPA 1037.0 1033.8 1029.6 1024.0 1024.9 1023.4 1016.6 1014.9 1022.6 1028.4 1033.5 1031.5 1037.0 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QFE PRESSURE IN HPA 1006.0 1012.7 1005.5 1000.5 1004.4 1002.3 1001.8 1002.3 1002.0 1005.0 1005.2 1011.2 1000.5 DAY 8 27 8 11 31 16 24 12 3 1 10 13 MEAN QNH PRESSURE IN HPA 1021.5 1022.9 1019.0 1014.6 1013.4 1010.5 1010.9 1011.5 1013.3 1022.8 1023.3 1022.6 1017.2 MAX. QNH PRESSURE IN HPA 1038.3 1035.1 1030.9 1025.3 1026.2 1024.7 1017.9 1016.2 1023.9 1029.7 1034.8 1032.8 1038.3 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QNH PRESSURE IN HPA 1007.3 1014.0 1006.8 1001.8 1005.7 1003.6 1003.1 1003.6 1003.3 1006.3 1006.5 1012.5 1001.8 DAY 8 27 8 11 31 16 24 12 3 1 10 13 MEAN QFF PRESSURE IN HPA 1021.8 1023.2 1019.3 1014.9 1013.7 1010.7 1011.1 1011.8 1013.5 1023.1 1023.6 1022.9 1017.5 MAX. QFF PRESSURE IN HPA 1038.7 1035.5 1031.3 1025.6 1026.5 1025.0 1018.1 1016.4 1024.2 1030.0 1035.2 1033.2 1038.7 DAY 6 9 16 23 9 22 27 24 22 7 21 6 MIN. QFF PRESSURE IN HPA 1007.6 1014.3 1007.1 1002.0 1005.9 1003.8 1003.3 1003.8 1003.5 1006.5 1006.8 1012.8 1002.0 DAY 8 27 8 11 31 16 24 12 3 1 10 13 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1019.4 1020.4 1016.4 1012.0 1011.4 1008.5 1008.8 1009.1 1011.0 1020.6 1021.7 1020.7 1015.0 MAX. QFE PRESSURE IN HPA 1036.1 1033.1 1028.0 1022.6 1024.9 1022.5 1015.7 1014.1 1021.5 1027.4 1032.5 1029.0 1036.1 DAY 6 9 16 23 9 22 27 28 22 7 21 6 MIN. QFE PRESSURE IN HPA 1005.0 1010.4 1002.6 998.1 1005.0 1001.5 999.9 1000.4 1000.0 1005.3 1005.9 1010.0 998.1 DAY 8 27 3 11 17 16 24 12 3 1 10 13 MEAN QNH PRESSURE IN HPA 1020.7 1021.7 1017.7 1013.3 1012.7 1009.7 1010.0 1010.3 1012.3 1021.9 1023.0 1022.0 1016.3 MAX. QNH PRESSURE IN HPA 1037.4 1034.4 1029.3 1023.9 1026.2 1023.8 1017.0 1015.4 1022.8 1028.7 1033.8 1030.3 1037.4 DAY 6 9 16 23 9 22 27 28 22 7 21 6 MIN. QNH PRESSURE IN HPA 1006.3 1011.7 1003.9 999.4 1006.3 1002.8 1001.2 1001.7 1001.3 1006.6 1007.2 1011.3 999.4 DAY 8 27 3 11 17 16 24 12 3 1 10 13 MEAN QFF PRESSURE IN HPA 1021.1 1022.1 1018.0 1013.6 1012.9 1010.0 1010.3 1010.6 1012.6 1022.2 1023.4 1022.4 1016.6 MAX. QFF PRESSURE IN HPA 1037.8 1034.8 1029.7 1024.2 1026.5 1024.1 1017.2 1015.6 1023.1 1029.0 1034.2 1030.7 1037.8 DAY 6 9 16 23 9 22 27 28 22 7 21 6 MIN. QFF PRESSURE IN HPA 1006.6 1012.0 1004.2 999.6 1006.5 1003.0 1001.4 1001.9 1001.5 1006.8 1007.5 1011.6 999.6 DAY 8 27 3 11 17 16 24 12 3 1 10 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1020.4 1021.1 1016.7 1012.5 1011.5 1008.5 1008.7 1008.9 1011.1 1021.2 1022.4 1021.6 1015.4 MAX. QFE PRESSURE IN HPA 1036.0 1034.1 1027.9 1022.3 1024.4 1022.1 1014.8 1013.8 1021.9 1028.3 1032.7 1027.7 1036.0 DAY 6 9 16 23 9 22 27 24 22 7 21 8 MIN. QFE PRESSURE IN HPA 1005.9 1010.0 1001.5 1001.1 1003.7 1000.1 999.3 1000.0 1000.1 1008.6 1005.1 1011.1 999.3 DAY 8 6 3 11 17 16 24 12 3 1 10 13 MEAN QNH PRESSURE IN HPA 1021.7 1022.5 1018.0 1013.8 1012.8 1009.8 1010.0 1010.2 1012.4 1022.5 1023.7 1022.9 1016.7 MAX. QNH PRESSURE IN HPA 1037.3 1035.4 1029.2 1023.6 1025.7 1023.4 1016.1 1015.1 1023.2 1029.6 1034.0 1029.0 1037.3 DAY 6 9 16 23 9 22 27 24 22 7 21 8 MIN. QNH PRESSURE IN HPA 1007.2 1011.3 1002.8 1002.4 1005.0 1001.4 1000.6 1001.3 1001.4 1009.9 1006.4 1012.4 1000.6 DAY 8 6 3 11 17 16 24 12 3 1 10 13 MEAN QFF PRESSURE IN HPA 1022.1 1022.8 1018.4 1014.1 1013.1 1010.1 1010.2 1010.4 1012.7 1022.8 1024.1 1023.3 1017.0 MAX. QFF PRESSURE IN HPA 1037.7 1035.8 1029.6 1023.9 1026.0 1023.7 1016.3 1015.3 1023.5 1029.9 1034.4 1029.4 1037.7 DAY 6 9 16 23 9 22 27 24 22 7 21 8 MIN. QFF PRESSURE IN HPA 1007.5 1011.6 1003.1 1002.7 1005.2 1001.6 1000.8 1001.5 1001.6 1010.2 1006.7 1012.7 1000.8 DAY 8 6 3 11 17 16 24 12 3 1 10 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1021.5 1017.0 1013.4 1012.5 1009.5 1009.7 1009.9 1011.9 1022.0 1022.6 1022.2 1016.1 MAX. QFE PRESSURE IN HPA 1035.1 1033.8 1028.4 1023.0 1025.4 1022.1 1015.5 1014.8 1022.7 1028.5 1032.7 1028.2 1035.1 DAY 6 9 15 23 8 22 27 24 22 7 21 8 MIN. QFE PRESSURE IN HPA 1006.2 1009.6 1002.8 1003.6 1003.8 1000.8 1000.1 1001.5 1001.6 1012.0 1007.3 1013.6 1000.1 DAY 28 6 5 11 17 16 24 12 3 28 10 13 MEAN QNH PRESSURE IN HPA 1022.1 1022.8 1018.3 1014.7 1013.8 1010.8 1010.9 1011.2 1013.2 1023.3 1023.9 1023.5 1017.4 MAX. QNH PRESSURE IN HPA 1036.4 1035.1 1029.7 1024.3 1026.7 1023.4 1016.8 1016.1 1024.0 1029.8 1034.0 1029.5 1036.4 DAY 6 9 15 23 8 22 27 24 22 7 21 8 MIN. QNH PRESSURE IN HPA 1007.5 1010.9 1004.1 1004.9 1005.1 1002.1 1001.4 1002.8 1002.9 1013.3 1008.6 1014.9 1001.4 DAY 28 6 5 11 17 16 24 12 3 28 10 13 MEAN QFF PRESSURE IN HPA 1022.5 1023.2 1018.7 1015.0 1014.1 1011.1 1011.2 1011.4 1013.4 1023.5 1024.2 1023.8 1017.7 MAX. QFF PRESSURE IN HPA 1036.8 1035.5 1030.1 1024.6 1027.0 1023.7 1017.0 1016.3 1024.3 1030.1 1034.4 1029.9 1036.8 DAY 6 9 15 23 8 22 27 24 22 7 25 8 MIN. QFF PRESSURE IN HPA 1007.8 1011.2 1004.4 1005.1 1005.3 1002.3 1001.6 1003.0 1003.1 1013.6 1008.9 1015.2 1001.6 DAY 28 6 5 11 17 16 24 12 3 28 10 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1020.3 1021.2 1017.0 1013.0 1011.4 1008.7 1009.6 1009.8 1011.8 1021.5 1022.0 1021.8 1015.7 MAX. QFE PRESSURE IN HPA 1034.6 1032.5 1029.0 1023.0 1025.3 1020.7 1014.6 1015.7 1022.7 1027.6 1032.7 1027.4 1034.6 DAY 5 9 15 23 8 21 26 17 22 6 20 8 MIN. QFE PRESSURE IN HPA 1005.8 1009.6 1003.3 1005.6 1003.7 1000.3 999.9 1001.5 1002.3 1011.2 1006.4 1014.8 999.9 DAY 8 6 8 8 2 16 24 12 13 26 9 22 MEAN QNH PRESSURE IN HPA 1021.6 1022.5 1018.3 1014.3 1012.7 1010.0 1010.9 1011.1 1013.1 1022.8 1023.3 1023.1 1017.0 MAX. QNH PRESSURE IN HPA 1035.9 1033.8 1030.3 1024.3 1026.6 1022.0 1015.9 1017.0 1024.0 1028.9 1034.0 1028.7 1035.9 DAY 5 9 15 23 8 21 26 17 22 6 20 8 MIN. QNH PRESSURE IN HPA 1007.1 1010.9 1004.6 1006.9 1005.0 1001.6 1001.2 1002.8 1003.6 1012.5 1007.7 1016.1 1001.2 DAY 8 6 8 8 2 16 24 12 13 26 9 22 MEAN QFF PRESSURE IN HPA 1022.0 1022.8 1018.6 1014.6 1012.9 1010.3 1011.1 1011.3 1013.3 1023.1 1023.7 1023.4 1017.3 MAX. QFF PRESSURE IN HPA 1036.3 1034.2 1030.7 1024.6 1026.9 1022.3 1016.1 1017.2 1024.3 1029.2 1034.4 1029.1 1036.3 DAY 5 9 15 23 8 21 26 17 22 7 21 8 MIN. QFF PRESSURE IN HPA 1007.4 1011.2 1004.9 1007.1 1005.2 1001.8 1001.4 1003.0 1003.8 1012.8 1008.0 1016.4 1001.4 DAY 8 6 8 8 2 16 24 12 13 26 9 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.7 5.4 9.8 15.6 20.6 22.7 26.1 26.3 22.2 17.6 14.6 7.3 16.3 MINIMUN AIR TEMPERATURE (C) 4.1 1.7 6.2 10.7 15.0 18.8 22.2 23.1 17.2 13.1 10.5 3.5 12.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 4 24 31 3 0 0 0 62 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 1 10 1 0 0 0 0 0 0 0 0 6 18 TEMPERATURE RECORDS LOWEST(C) -2.0 -3.0 0.0 0.5 10.2 12.0 18.0 21.0 13.4 7.8 4.8 -2.0 -3.0 DAY 22 20 2 5 1 6 2 26 11 26 11 8 MAXIMUM AIR TEMPERATURE (C) 12.1 10.2 14.0 21.7 26.9 27.5 30.9 30.7 28.6 23.5 19.6 12.1 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 9 8 23 22 9 1 0 0 77 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.8 22.6 25.8 36.0 33.6 36.4 34.6 33.8 31.8 31.2 26.5 20.2 36.4 DAY 31 27 29 24 29 1 24 14 26 19 4 14 DIF. BETWEEN (MAX.-MIN.) (C) 8.0 8.5 7.8 11.0 11.9 8.7 8.7 7.6 11.4 10.4 9.1 8.6 9.3 MEAN DAILY TEMP. (MDT) (C) 8.1 5.9 10.1 16.2 21.0 23.2 26.6 26.9 22.9 18.3 15.0 7.8 16.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 18.1 31.5 74.5 173.2 182.2 56.8 3.5 0.0 0.0 539.9 HEATING DEG. DAYS(BASE 18 0C) 307.4 337.6 244.6 97.5 5.2 0.5 0.0 0.0 0.0 25.9 92.4 316.8 1427.9 DEWPOINT (MEAN C) 4.3 1.8 6.4 10.7 15.1 17.9 18.5 21.1 16.3 13.1 10.6 3.3 11.6 MIXING RATIO (G/KG) 5.22 4.37 6.02 8.32 10.82 13.02 13.52 15.86 11.72 9.51 8.04 4.96 9.28 VAPOUR PRESSURE (HPA) 8.48 7.11 9.75 13.37 17.30 20.68 21.41 25.06 18.79 15.34 12.94 8.05 14.86 SATURATION DEF. (HPA) 2.37 2.19 2.77 5.74 7.80 7.54 12.86 9.41 8.71 5.49 4.16 2.58 5.97 RELATIVE HUMIDITY (MEAN %) 81 79 81 75 74 77 65 74 71 77 79 78 76 RELATIVE HUMIDITY (MAX. %) 92 92 92 90 91 91 79 87 88 91 92 89 90 RELATIVE HUMIDITY (MIN. %) 64 63 65 54 52 60 48 57 49 57 61 60 58 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 88 86 84 83 73 83 78 85 87 83 83 RELATIVE HUMIDITY (MEAN% 09UTC) 72 69 72 58 58 64 49 58 53 59 65 64 62 RELATIVE HUMIDITY (MEAN% 15UTC) 84 78 81 74 69 71 62 74 75 81 81 82 76 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 106.3 42.5 47.5 31.0 54.1 57.8 0.4 24.8 68.7 92.2 63.0 68.0 656.3 DAYS WITH PRECIPITATION >=10 6 0 1 2 3 1 0 1 2 3 3 3 25 DAYS WITH PRECIPITATION >= 5 6 4 4 2 3 5 0 1 3 6 4 4 42 DAYS WITH PRECIPITATION >= 1 8 10 8 4 4 9 0 7 6 9 6 7 78 DAYS WITH PRECIPITATION 10 14 18 8 7 20 2 11 8 12 8 10 128 GREATEST DAILY PRECIPITATION 24.0 7.0 11.0 12.3 20.0 18.6 0.4 14.0 43.0 39.1 21.0 24.0 43.0 DAY 6 10 27 3 7 5 27 31 30 3 9 5 DAY WITH THUNDER STORM 0 0 0 0 1 2 0 0 3 3 0 0 9 DAYS WITH SNOW OR SLEET 1 5 0 0 0 0 0 0 0 0 0 2 8 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 225 270 270 270 270 270 270 270 180 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 3.8 5.4 5.3 4.4 4.9 4.8 5.0 3.8 3.3 2.8 3.8 3.7 4.9 PREVAILING WIND PERCENT 6.5 8.0 11.7 10.4 10.9 12.5 23.8 12.1 22.5 11.7 6.7 10.9 10.1 CALMS PERCENT OF WIND 75.0 75.4 71.4 70.0 66.5 65.8 55.6 77.8 52.5 73.8 77.1 67.3 69.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 245 276 261 258 266 264 271 257 224 211 235 230 252 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.2 0.8 0.6 1.0 1.2 1.6 0.7 1.3 0.5 0.4 0.9 0.8 WIND STEADINESES (MEAN %) 54.5 18.2 66.7 54.5 66.7 80.0 84.2 87.5 76.5 62.5 50.0 60.0 66.7 WIND SPEED (MEAN KNOTS) 1.1 1.1 1.2 1.1 1.5 1.5 1.9 0.8 1.7 0.8 0.8 1.5 1.2 FASTEST WIND DIRECTION 270 270 270 280 270 280 300 210 270 150 270 270 270 FASTEST WIND SPEED (KNOTS) 17 16 17 12 12 12 14 8 12 10 10 19 19 DAY 4 1 7 23 13 10 21 7 3 8 6 5 DAYS WITH SKY CLEAR (0-2)/8 9 5 7 10 12 7 11 5 19 12 9 11 117 DAYS WITH P.CLOUDY (3-6)/8 8 8 2 10 8 6 13 14 6 11 11 10 107 DAYS WITH CLOUDY (7-8)/8 14 15 22 10 11 17 7 12 5 8 10 10 141 DAYS WITH VISIBILITY =< 2 KM 7 4 6 0 3 4 0 0 1 1 2 3 31 DURATION OF SUNSHINE HOURS 112.8 108.9 93.4 207.5 238.2 148.0 226.2 173.4 256.1 199.1 147.1 144.4 2055.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.7 1020.0 1017.3 1015.3 1012.2 1009.1 1007.1 1008.2 1016.8 1019.5 1014.7 1020.5 1015.0 MAX. QFE PRESSURE IN HPA 1033.6 1036.7 1030.1 1032.9 1022.5 1014.2 1013.5 1013.8 1022.6 1029.9 1024.1 1035.1 1036.7 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 MIN. QFE PRESSURE IN HPA 1002.9 997.4 999.3 1001.2 1001.1 999.7 999.7 999.9 1011.3 1008.2 1003.0 999.7 997.4 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 MEAN QNH PRESSURE IN HPA 1020.0 1021.3 1018.6 1016.6 1013.5 1010.4 1008.4 1009.5 1018.1 1020.8 1016.0 1021.8 1016.3 MAX. QNH PRESSURE IN HPA 1034.9 1038.0 1031.4 1034.2 1023.8 1015.5 1014.8 1015.1 1023.9 1031.2 1025.4 1036.4 1038.0 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 MIN. QNH PRESSURE IN HPA 1004.2 998.7 1000.6 1002.5 1002.4 1001.0 1001.0 1001.2 1012.6 1009.5 1004.3 1001.0 998.7 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 MEAN QFF PRESSURE IN HPA 1020.4 1021.7 1019.0 1016.9 1013.8 1010.6 1008.6 1009.7 1018.4 1021.0 1016.3 1022.1 1016.5 MAX. QFF PRESSURE IN HPA 1035.3 1038.4 1031.8 1034.6 1024.1 1015.8 1015.0 1015.3 1024.2 1031.5 1025.7 1036.8 1038.4 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 MIN. QFF PRESSURE IN HPA 1004.5 999.0 1000.9 1002.8 1002.7 1001.2 1001.2 1001.4 1012.8 1009.8 1004.6 1001.3 999.0 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1019.3 1016.6 1015.0 1011.4 1009.0 1007.3 1008.2 1016.2 1019.0 1014.3 1020.3 1014.6 MAX. QFE PRESSURE IN HPA 1029.5 1034.7 1029.1 1031.6 1021.0 1013.9 1012.0 1013.3 1020.4 1028.8 1022.0 1033.4 1034.7 DAY 9 18 1 5 18 21 2 8 23 24 10 22 MIN. QFE PRESSURE IN HPA 1005.6 1000.1 1002.5 1003.5 1001.1 1000.9 1000.6 1001.6 1011.4 1009.6 1003.0 1001.2 1000.1 DAY 30 1 7 22 1 16 20 11 28 19 26 4 MEAN QNH PRESSURE IN HPA 1020.0 1020.6 1017.9 1016.3 1012.7 1010.2 1008.5 1009.4 1017.5 1020.4 1015.6 1021.6 1015.9 MAX. QNH PRESSURE IN HPA 1030.8 1036.0 1030.4 1032.9 1022.3 1015.2 1013.3 1014.6 1021.7 1030.1 1023.3 1034.7 1036.0 DAY 9 18 1 5 18 21 2 8 23 24 10 22 MIN. QNH PRESSURE IN HPA 1006.9 1001.4 1003.8 1004.8 1002.4 1002.2 1001.9 1002.9 1012.7 1010.9 1004.3 1002.5 1001.4 DAY 30 1 7 22 1 16 20 11 28 19 26 4 MEAN QFF PRESSURE IN HPA 1020.3 1020.9 1018.2 1016.6 1013.0 1010.5 1008.8 1009.7 1017.7 1020.6 1015.9 1021.9 1016.2 MAX. QFF PRESSURE IN HPA 1031.2 1036.4 1030.8 1033.3 1022.6 1015.5 1013.5 1014.8 1021.9 1030.4 1023.6 1035.1 1036.4 DAY 9 18 1 5 18 21 2 8 23 24 10 22 MIN. QFF PRESSURE IN HPA 1007.2 1001.7 1004.1 1005.0 1002.7 1002.4 1002.1 1003.1 1012.9 1011.2 1004.6 1002.8 1001.7 DAY 30 1 7 22 1 16 20 11 28 19 26 4 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1019.6 1017.4 1015.6 1012.5 1009.6 1007.8 1009.0 1017.1 1019.6 1015.0 1020.5 1015.2 MAX. QFE PRESSURE IN HPA 1030.4 1035.6 1028.8 1032.0 1021.8 1014.0 1012.3 1013.3 1021.4 1028.8 1022.9 1033.4 1035.6 DAY 9 18 1 5 18 4 1 8 23 24 2 22 MIN. QFE PRESSURE IN HPA 1007.2 998.4 1003.8 1003.8 1005.1 1002.9 1001.4 1003.1 1012.5 1009.9 1004.8 1004.7 998.4 DAY 20 1 7 22 1 16 20 11 2 19 26 4 MEAN QNH PRESSURE IN HPA 1020.2 1020.9 1018.7 1016.9 1013.7 1010.9 1009.1 1010.3 1018.4 1020.9 1016.3 1021.9 1016.5 MAX. QNH PRESSURE IN HPA 1031.7 1036.9 1030.1 1033.3 1023.1 1015.3 1013.6 1014.6 1022.7 1030.1 1024.2 1034.7 1036.9 DAY 9 18 1 5 18 4 1 8 23 24 2 22 MIN. QNH PRESSURE IN HPA 1008.5 999.7 1005.1 1005.1 1006.4 1004.2 1002.7 1004.4 1013.8 1011.2 1006.1 1006.0 999.7 DAY 20 1 7 22 1 16 20 11 2 19 26 4 MEAN QFF PRESSURE IN HPA 1020.5 1021.2 1019.1 1017.2 1014.0 1011.1 1009.3 1010.5 1018.6 1021.2 1016.6 1022.2 1016.8 MAX. QFF PRESSURE IN HPA 1032.1 1037.3 1030.5 1033.7 1023.4 1015.6 1013.8 1014.8 1023.0 1030.4 1024.5 1035.1 1037.3 DAY 9 18 1 5 18 4 1 8 23 24 2 22 MIN. QFF PRESSURE IN HPA 1008.8 999.9 1005.4 1005.3 1006.7 1004.4 1002.9 1004.6 1014.0 1011.5 1006.4 1006.3 999.9 DAY 20 1 7 22 1 16 20 11 2 19 26 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.9 1020.4 1018.5 1016.3 1013.0 1009.8 1007.9 1009.3 1018.0 1020.3 1015.6 1021.4 1015.9 MAX. QFE PRESSURE IN HPA 1033.6 1036.2 1030.1 1032.9 1022.5 1014.2 1013.5 1013.8 1022.6 1029.9 1024.1 1033.4 1036.2 DAY 9 18 1 5 18 4 13 8 23 24 2 22 MIN. QFE PRESSURE IN HPA 1007.3 997.4 1001.8 1004.9 1005.8 1003.5 1002.4 1003.7 1013.3 1011.4 1007.0 1006.6 997.4 DAY 16 1 7 24 3 16 20 1 1 14 26 4 MEAN QNH PRESSURE IN HPA 1021.2 1021.7 1019.8 1017.6 1014.3 1011.1 1009.2 1010.6 1019.3 1021.7 1016.9 1022.7 1017.2 MAX. QNH PRESSURE IN HPA 1034.9 1037.5 1031.4 1034.2 1023.8 1015.5 1014.8 1015.1 1023.9 1031.2 1025.4 1034.7 1037.5 DAY 9 18 1 5 18 4 13 8 23 24 2 22 MIN. QNH PRESSURE IN HPA 1008.6 998.7 1003.1 1006.2 1007.1 1004.8 1003.7 1005.0 1014.6 1012.7 1008.3 1007.9 998.7 DAY 16 1 7 24 3 16 20 1 1 14 26 4 MEAN QFF PRESSURE IN HPA 1021.5 1022.0 1020.1 1017.9 1014.6 1011.3 1009.4 1010.8 1019.5 1021.9 1017.2 1023.0 1017.4 MAX. QFF PRESSURE IN HPA 1035.3 1037.9 1031.8 1034.6 1024.1 1015.8 1015.0 1015.3 1024.2 1031.5 1025.7 1035.1 1037.9 DAY 9 18 1 5 18 4 13 8 23 24 2 22 MIN. QFF PRESSURE IN HPA 1008.9 999.0 1003.4 1006.4 1007.3 1005.0 1003.9 1005.2 1014.8 1013.0 1008.6 1008.2 999.0 DAY 16 1 7 24 3 16 20 1 1 14 26 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1019.6 1017.9 1015.5 1012.4 1009.0 1006.9 1008.2 1017.3 1019.4 1014.4 1020.1 1015.0 MAX. QFE PRESSURE IN HPA 1033.3 1035.5 1028.4 1031.4 1022.0 1013.8 1012.9 1013.3 1022.3 1028.7 1022.9 1032.2 1035.5 DAY 9 18 1 5 18 4 13 8 23 24 9 7 MIN. QFE PRESSURE IN HPA 1004.3 1001.4 1003.1 1004.0 1005.9 1002.6 1001.3 1002.3 1013.0 1009.6 1006.4 1005.3 1001.3 DAY 16 1 7 23 3 1 20 1 1 14 26 3 MEAN QNH PRESSURE IN HPA 1020.1 1020.9 1019.2 1016.8 1013.7 1010.3 1008.2 1009.5 1018.6 1020.7 1015.7 1021.4 1016.3 MAX. QNH PRESSURE IN HPA 1034.6 1036.8 1029.7 1032.7 1023.3 1015.1 1014.2 1014.6 1023.6 1030.0 1024.2 1033.5 1036.8 DAY 9 18 1 5 18 4 13 8 23 24 9 7 MIN. QNH PRESSURE IN HPA 1005.6 1002.7 1004.4 1005.3 1007.2 1003.9 1002.6 1003.6 1014.3 1010.9 1007.7 1006.6 1002.6 DAY 16 1 7 23 3 1 20 1 1 14 26 3 MEAN QFF PRESSURE IN HPA 1020.5 1021.3 1019.6 1017.1 1014.0 1010.6 1008.4 1009.7 1018.8 1021.0 1016.0 1021.7 1016.6 MAX. QFF PRESSURE IN HPA 1035.0 1037.2 1030.1 1033.1 1023.6 1015.4 1014.4 1014.8 1023.9 1030.3 1024.5 1033.9 1037.2 DAY 9 18 1 5 18 4 13 8 23 24 9 7 MIN. QFF PRESSURE IN HPA 1005.9 1003.0 1004.7 1005.5 1007.4 1004.1 1002.8 1003.8 1014.5 1011.2 1008.0 1006.9 1002.8 DAY 16 1 7 23 3 1 20 1 1 14 26 3 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.2 1019.4 1016.9 1014.8 1011.6 1008.4 1006.1 1007.3 1016.2 1018.9 1014.0 1019.7 1014.3 MAX. QFE PRESSURE IN HPA 1031.9 1034.9 1025.8 1030.1 1021.2 1012.7 1011.6 1011.9 1021.1 1028.6 1023.1 1032.1 1034.9 DAY 9 18 1 4 18 5 1 7 23 24 9 21 MIN. QFE PRESSURE IN HPA 1005.1 1005.4 999.3 1002.5 1003.6 1001.5 999.7 1000.9 1011.5 1008.4 1006.0 1003.0 999.3 DAY 16 1 7 30 13 1 20 10 7 14 26 3 MEAN QNH PRESSURE IN HPA 1019.5 1020.7 1018.2 1016.1 1012.9 1009.6 1007.4 1008.6 1017.5 1020.2 1015.3 1021.0 1015.6 MAX. QNH PRESSURE IN HPA 1033.2 1036.2 1027.1 1031.4 1022.5 1014.0 1012.9 1013.2 1022.4 1029.9 1024.4 1033.4 1036.2 DAY 9 18 1 4 18 5 1 7 23 24 9 21 MIN. QNH PRESSURE IN HPA 1006.4 1006.7 1000.6 1003.8 1004.9 1002.8 1001.0 1002.2 1012.8 1009.7 1007.3 1004.3 1000.6 DAY 16 1 7 30 13 1 20 10 7 14 26 3 MEAN QFF PRESSURE IN HPA 1019.8 1021.0 1018.5 1016.4 1013.1 1009.9 1007.6 1008.8 1017.8 1020.5 1015.6 1021.4 1015.9 MAX. QFF PRESSURE IN HPA 1033.6 1036.6 1027.5 1031.8 1022.8 1014.3 1013.1 1013.4 1022.6 1030.2 1024.7 1033.8 1036.6 DAY 9 18 1 4 18 5 1 7 23 24 9 21 MIN. QFF PRESSURE IN HPA 1006.7 1007.0 1000.9 1004.1 1005.1 1003.0 1001.2 1002.4 1013.0 1010.0 1007.6 1004.6 1000.9 DAY 16 1 7 30 13 1 20 10 7 14 26 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1020.1 1017.1 1014.9 1011.8 1008.6 1006.2 1007.4 1016.4 1019.4 1014.8 1020.5 1014.7 MAX. QFE PRESSURE IN HPA 1032.7 1035.9 1025.6 1031.7 1021.3 1013.2 1011.9 1012.5 1021.1 1028.8 1023.8 1034.4 1035.9 DAY 9 18 31 4 17 23 13 7 23 24 9 21 MIN. QFE PRESSURE IN HPA 1006.4 1004.7 1005.3 1003.8 1003.8 1000.1 999.7 999.9 1011.7 1008.4 1007.2 1000.5 999.7 DAY 16 1 7 24 12 15 20 10 7 14 27 3 MEAN QNH PRESSURE IN HPA 1020.0 1021.4 1018.4 1016.2 1013.1 1009.8 1007.5 1008.7 1017.7 1020.8 1016.1 1021.8 1016.0 MAX. QNH PRESSURE IN HPA 1034.0 1037.2 1026.9 1033.0 1022.6 1014.5 1013.2 1013.8 1022.4 1030.1 1025.1 1035.7 1037.2 DAY 9 18 31 4 17 23 13 7 23 24 9 21 MIN. QNH PRESSURE IN HPA 1007.7 1006.0 1006.6 1005.1 1005.1 1001.4 1001.0 1001.2 1013.0 1009.7 1008.5 1001.8 1001.0 DAY 16 1 7 24 12 15 20 10 7 14 27 3 MEAN QFF PRESSURE IN HPA 1020.3 1021.8 1018.7 1016.5 1013.4 1010.1 1007.8 1008.9 1018.0 1021.0 1016.4 1022.1 1016.3 MAX. QFF PRESSURE IN HPA 1034.4 1037.6 1027.2 1033.4 1022.9 1014.7 1013.4 1014.0 1022.7 1030.4 1025.4 1036.1 1037.6 DAY 9 18 31 4 17 23 13 7 23 24 9 21 MIN. QFF PRESSURE IN HPA 1008.0 1006.3 1006.9 1005.3 1005.3 1001.6 1001.2 1001.4 1013.3 1010.0 1008.8 1002.1 1001.2 DAY 16 1 7 24 12 15 20 10 7 14 27 3 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1021.0 1017.6 1015.4 1012.8 1009.5 1007.3 1008.4 1017.1 1019.9 1015.1 1020.9 1015.3 MAX. QFE PRESSURE IN HPA 1031.7 1036.7 1025.7 1032.9 1022.1 1014.0 1012.4 1013.6 1021.4 1029.2 1023.7 1035.1 1036.7 DAY 9 17 22 4 17 3 1 7 23 24 9 21 MIN. QFE PRESSURE IN HPA 1005.8 1009.8 1006.1 1002.9 1004.5 999.7 1000.6 1001.0 1011.6 1008.4 1006.4 1000.4 999.7 DAY 29 11 6 30 12 15 19 10 7 14 25 3 MEAN QNH PRESSURE IN HPA 1020.1 1022.3 1018.9 1016.7 1014.1 1010.8 1008.6 1009.6 1018.4 1021.2 1016.4 1022.2 1016.6 MAX. QNH PRESSURE IN HPA 1033.0 1038.0 1027.0 1034.2 1023.4 1015.3 1013.7 1014.9 1022.7 1030.5 1025.0 1036.4 1038.0 DAY 9 17 22 4 17 3 1 7 23 24 9 21 MIN. QNH PRESSURE IN HPA 1007.1 1011.1 1007.4 1004.2 1005.8 1001.0 1001.9 1002.3 1012.9 1009.7 1007.7 1001.7 1001.0 DAY 29 11 6 30 12 15 19 10 7 14 25 3 MEAN QFF PRESSURE IN HPA 1020.5 1022.7 1019.2 1017.0 1014.4 1011.0 1008.9 1009.9 1018.6 1021.5 1016.7 1022.6 1016.9 MAX. QFF PRESSURE IN HPA 1033.4 1038.4 1027.3 1034.6 1023.7 1015.6 1013.9 1015.1 1023.0 1030.8 1025.3 1036.8 1038.4 DAY 9 17 22 4 17 3 1 7 23 24 9 21 MIN. QFF PRESSURE IN HPA 1007.4 1011.5 1007.7 1004.5 1006.0 1001.2 1002.1 1002.5 1013.1 1010.0 1008.0 1002.0 1001.2 DAY 29 11 6 30 12 15 30 10 7 14 25 3 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1020.8 1016.9 1014.9 1012.2 1009.1 1007.3 1008.3 1016.6 1019.3 1014.4 1020.7 1014.9 MAX. QFE PRESSURE IN HPA 1030.3 1036.0 1025.0 1032.5 1021.3 1014.0 1012.7 1013.7 1021.0 1028.8 1022.8 1034.3 1036.0 DAY 9 17 22 4 17 3 1 7 22 23 9 21 MIN. QFE PRESSURE IN HPA 1002.9 1006.9 1005.0 1001.2 1003.5 1000.2 1000.6 1000.3 1011.3 1008.2 1005.1 999.7 999.7 DAY 31 11 6 30 12 15 19 10 7 14 25 3 MEAN QNH PRESSURE IN HPA 1019.4 1022.1 1018.2 1016.2 1013.5 1010.4 1008.6 1009.6 1017.9 1020.6 1015.7 1022.0 1016.2 MAX. QNH PRESSURE IN HPA 1031.6 1037.3 1026.3 1033.8 1022.6 1015.3 1014.0 1015.0 1022.3 1030.1 1024.1 1035.6 1037.3 DAY 9 17 22 4 17 3 1 7 22 23 9 21 MIN. QNH PRESSURE IN HPA 1004.2 1008.2 1006.3 1002.5 1004.8 1001.5 1001.9 1001.6 1012.6 1009.5 1006.4 1001.0 1001.0 DAY 31 11 6 30 12 15 19 10 7 14 25 3 MEAN QFF PRESSURE IN HPA 1019.7 1022.5 1018.5 1016.5 1013.7 1010.7 1008.8 1009.8 1018.1 1020.9 1016.0 1022.3 1016.5 MAX. QFF PRESSURE IN HPA 1032.0 1037.7 1026.6 1034.2 1022.9 1015.6 1014.2 1015.2 1022.6 1030.4 1024.4 1036.0 1037.7 DAY 9 17 22 4 17 3 1 7 22 23 9 21 MIN. QFF PRESSURE IN HPA 1004.5 1008.5 1006.6 1002.8 1005.0 1001.7 1002.1 1001.8 1012.8 1009.8 1006.7 1001.3 1001.3 DAY 31 11 6 30 12 15 19 10 7 14 25 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.9 8.9 11.1 16.6 22.1 25.9 27.3 27.5 24.2 16.8 14.0 7.6 17.6 MINIMUN AIR TEMPERATURE (C) 4.7 4.7 5.8 11.4 15.5 19.7 23.2 24.0 19.4 11.9 8.5 3.4 12.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 11 29 29 12 0 0 0 81 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 0 2 0 0 0 0 0 0 0 0 0 3 5 TEMPERATURE RECORDS LOWEST(C) 0.2 -1.8 0.6 5.4 11.5 15.0 19.0 20.5 11.8 3.2 1.6 -0.8 -1.8 DAY 27 26 1 8 10 24 25 12 28 18 28 11 MAXIMUM AIR TEMPERATURE (C) 13.9 13.8 17.0 22.5 28.8 32.1 31.8 32.1 30.4 23.0 21.6 13.3 23.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 12 21 25 27 19 1 1 0 109 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.8 23.8 25.6 34.8 33.8 45.0 35.2 35.8 36.6 35.4 31.4 20.0 45.0 DAY 29 8 31 3 21 29 15 12 12 3 10 22 DIF. BETWEEN (MAX.-MIN.) (C) 9.2 9.1 11.2 11.1 13.3 12.4 8.6 8.1 11.0 11.1 13.1 9.9 10.6 MEAN DAILY TEMP. (MDT) (C) 9.3 9.3 11.4 16.9 22.1 25.9 27.5 28.0 24.9 17.5 15.0 8.3 18.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.7 48.1 148.6 201.2 218.3 127.6 7.8 0.0 0.0 756.4 HEATING DEG. DAYS(BASE 18 0C) 269.7 244.2 204.8 56.9 0.6 0.0 0.0 0.0 0.0 53.7 100.5 299.4 1229.6 DEWPOINT (MEAN C) 4.6 4.2 6.9 11.4 14.5 16.1 20.6 22.2 18.1 12.2 8.8 3.6 11.9 MIXING RATIO (G/KG) 5.29 5.18 6.24 8.54 10.56 11.64 15.45 17.00 13.36 9.03 7.23 4.98 9.54 VAPOUR PRESSURE (HPA) 8.60 8.42 10.08 13.70 16.90 18.52 24.36 26.79 21.22 14.55 11.65 8.11 15.24 SATURATION DEF. (HPA) 3.23 3.34 3.69 6.14 10.69 16.18 12.41 10.39 10.24 5.56 5.30 2.72 7.49 RELATIVE HUMIDITY (MEAN %) 77 75 78 75 66 58 68 74 71 76 74 78 73 RELATIVE HUMIDITY (MAX. %) 90 89 92 91 84 77 84 87 87 92 90 91 88 RELATIVE HUMIDITY (MIN. %) 61 55 57 55 45 38 50 56 49 53 50 60 52 RELATIVE HUMIDITY (MEAN% 03UTC) 84 83 86 82 76 69 79 83 81 87 82 83 81 RELATIVE HUMIDITY (MEAN% 09UTC) 67 60 63 60 53 44 52 58 53 57 59 64 58 RELATIVE HUMIDITY (MEAN% 15UTC) 81 74 75 73 57 51 65 71 73 81 79 84 72 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 14.4 34.0 77.6 104.1 3.5 18.9 9.4 8.4 56.6 70.2 144.1 26.1 567.3 DAYS WITH PRECIPITATION >=10 0 1 2 4 0 1 0 0 2 3 3 0 16 DAYS WITH PRECIPITATION >= 5 1 1 3 6 0 2 1 0 2 4 3 2 25 DAYS WITH PRECIPITATION >= 1 6 4 7 9 1 2 4 3 7 8 4 7 62 DAYS WITH PRECIPITATION 10 7 9 13 7 5 7 6 10 10 7 10 101 GREATEST DAILY PRECIPITATION 5.0 23.0 39.0 32.0 1.0 12.1 5.0 3.4 23.5 26.0 48.3 6.0 48.3 DAY 18 24 27 6 9 23 8 19 26 13 12 17 DAY WITH THUNDER STORM 0 0 2 0 4 1 3 0 3 0 2 0 15 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 0 0 0 1 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 225 270 270 270 270 270 270 270 180 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 4.5 5.9 6.2 8.5 8.6 9.1 4.9 4.2 3.5 2.9 3.3 3.0 6.5 PREVAILING WIND PERCENT 9.7 8.9 13.3 13.8 18.1 20.4 13.7 11.7 9.2 10.5 16.7 8.1 11.0 CALMS PERCENT OF WIND 62.3 72.3 58.1 55.0 48.8 65.0 78.2 79.4 72.5 66.5 65.4 78.6 66.8 NO. OF WIND OBSERVATION 247 224 248 240 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 224 260 257 248 267 277 278 259 237 236 216 199 255 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.7 1.3 1.7 2.1 2.2 0.9 0.7 0.6 0.7 0.8 0.2 1.0 WIND STEADINESES (MEAN %) 50.0 53.8 54.2 56.7 60.0 81.5 81.8 77.8 54.5 58.3 61.5 33.3 58.8 WIND SPEED (MEAN KNOTS) 1.6 1.3 2.4 3.0 3.5 2.7 1.1 0.9 1.1 1.2 1.3 0.6 1.7 FASTEST WIND DIRECTION 240 280 270 200 280 270 270 280 320 280 330 40 270 FASTEST WIND SPEED (KNOTS) 12 21 19 19 19 29 10 12 12 16 14 8 29 DAY 26 8 25 3 2 22 2 23 26 4 11 17 DAYS WITH SKY CLEAR (0-2)/8 10 8 13 5 10 11 8 6 16 15 19 13 134 DAYS WITH P.CLOUDY (3-6)/8 8 10 10 9 16 15 18 16 8 9 10 8 137 DAYS WITH CLOUDY (7-8)/8 13 10 8 16 5 4 5 9 6 7 1 10 94 DAYS WITH VISIBILITY =< 2 KM 6 3 8 7 2 0 1 0 1 2 6 4 40 DURATION OF SUNSHINE HOURS 122.0 148.0 184.2 145.1 238.7 203.8 206.5 185.2 232.9 218.6 227.1 157.4 2269.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.5 1019.2 1016.4 1011.9 1013.9 1008.2 1005.4 1007.2 1010.5 1018.4 1015.1 1021.0 1013.9 MAX. QFE PRESSURE IN HPA 1034.7 1029.0 1030.0 1025.9 1021.8 1016.1 1011.7 1013.9 1022.9 1034.4 1029.2 1033.7 1034.7 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 MIN. QFE PRESSURE IN HPA 1007.7 1000.6 998.1 999.1 1002.7 991.2 996.8 999.9 1003.0 1001.3 1002.6 1008.2 991.2 DAY-HOUR 11-12 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 MEAN QNH PRESSURE IN HPA 1020.8 1020.5 1017.7 1013.2 1015.2 1009.5 1006.7 1008.5 1011.8 1019.7 1016.4 1022.3 1015.2 MAX. QNH PRESSURE IN HPA 1036.0 1030.3 1031.3 1027.2 1023.1 1017.4 1013.0 1015.2 1024.2 1035.7 1030.5 1035.0 1036.0 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 MIN. QNH PRESSURE IN HPA 1009.0 1001.9 999.4 1000.4 1004.0 992.5 998.1 1001.2 1004.3 1002.6 1003.9 1009.5 992.5 DAY-HOUR 11-12 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 MEAN QFF PRESSURE IN HPA 1021.2 1020.9 1018.0 1013.5 1015.4 1009.7 1006.9 1008.7 1012.0 1020.0 1016.7 1022.7 1015.5 MAX. QFF PRESSURE IN HPA 1036.4 1030.6 1031.7 1027.5 1023.4 1017.6 1013.2 1015.4 1024.5 1036.0 1030.8 1035.4 1036.4 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 MIN. QFF PRESSURE IN HPA 1009.3 1002.2 999.7 1000.6 1004.2 992.6 998.3 1001.4 1004.5 1002.8 1004.2 1009.8 992.6 DAY-HOUR 12- 0 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.0 1018.9 1015.8 1011.2 1013.4 1008.2 1005.3 1007.0 1010.2 1017.6 1014.9 1021.0 1013.5 MAX. QFE PRESSURE IN HPA 1033.5 1026.4 1028.1 1024.6 1019.9 1015.8 1010.3 1012.9 1021.5 1031.3 1026.0 1033.3 1033.5 DAY 7 12 3 7 26 1 8 20 22 18 16 10 MIN. QFE PRESSURE IN HPA 1007.7 1007.7 1003.4 1001.3 1007.0 992.5 997.3 1001.3 1003.0 1001.3 1004.8 1008.2 992.5 DAY 12 9 26 19 2 30 16 12 5 4 24 22 MEAN QNH PRESSURE IN HPA 1020.3 1020.2 1017.1 1012.5 1014.7 1009.5 1006.6 1008.3 1011.5 1018.9 1016.2 1022.3 1014.8 MAX. QNH PRESSURE IN HPA 1034.8 1027.7 1029.4 1025.9 1021.2 1017.1 1011.6 1014.2 1022.8 1032.6 1027.3 1034.6 1034.8 DAY 7 12 3 7 26 1 8 20 22 18 16 10 MIN. QNH PRESSURE IN HPA 1009.0 1009.0 1004.7 1002.6 1008.3 993.8 998.6 1002.6 1004.3 1002.6 1006.1 1009.5 993.8 DAY 12 9 26 19 2 30 16 12 5 4 24 22 MEAN QFF PRESSURE IN HPA 1020.7 1020.5 1017.4 1012.7 1015.0 1009.7 1006.8 1008.5 1011.8 1019.2 1016.5 1022.6 1015.1 MAX. QFF PRESSURE IN HPA 1035.2 1028.0 1029.8 1026.2 1021.5 1017.3 1011.8 1014.4 1023.1 1033.0 1027.6 1035.0 1035.2 DAY 7 12 3 7 26 1 8 20 22 18 16 10 MIN. QFF PRESSURE IN HPA 1009.3 1009.3 1005.0 1002.8 1008.6 993.9 998.8 1002.8 1004.5 1002.8 1006.4 1009.8 993.9 DAY 12 9 26 19 2 30 16 12 5 4 24 22 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1019.6 1019.3 1016.6 1012.0 1014.2 1008.9 1006.0 1008.1 1011.0 1018.4 1015.5 1021.3 1014.2 MAX. QFE PRESSURE IN HPA 1034.7 1027.9 1028.6 1025.9 1021.2 1016.1 1011.1 1013.2 1021.9 1031.7 1026.6 1033.7 1034.7 DAY 7 12 3 7 26 1 23 24 27 17 15 10 MIN. QFE PRESSURE IN HPA 1007.7 1007.7 1001.9 1001.5 1004.9 996.2 999.3 1001.3 1003.2 1005.1 1003.8 1009.7 996.2 DAY 17 8 25 19 2 30 16 12 20 4 24 22 MEAN QNH PRESSURE IN HPA 1020.9 1020.6 1017.9 1013.3 1015.5 1010.2 1007.3 1009.4 1012.3 1019.7 1016.8 1022.6 1015.5 MAX. QNH PRESSURE IN HPA 1036.0 1029.2 1029.9 1027.2 1022.5 1017.4 1012.4 1014.5 1023.2 1033.0 1027.9 1035.0 1036.0 DAY 7 12 3 7 26 1 23 24 27 17 15 10 MIN. QNH PRESSURE IN HPA 1009.0 1009.0 1003.2 1002.8 1006.2 997.5 1000.6 1002.6 1004.5 1006.4 1005.1 1011.0 997.5 DAY 17 8 25 19 2 30 16 12 20 4 24 22 MEAN QFF PRESSURE IN HPA 1021.4 1020.9 1018.2 1013.5 1015.8 1010.4 1007.5 1009.6 1012.5 1020.0 1017.1 1023.0 1015.8 MAX. QFF PRESSURE IN HPA 1036.4 1029.5 1030.3 1027.5 1022.8 1017.6 1012.6 1014.7 1023.5 1033.3 1028.2 1035.4 1036.4 DAY 7 12 3 7 28 1 23 24 27 17 15 10 MIN. QFF PRESSURE IN HPA 1009.3 1009.3 1003.5 1003.0 1006.5 997.6 1000.8 1002.8 1004.7 1006.6 1005.4 1011.3 997.6 DAY 17 8 25 19 2 30 16 12 20 4 24 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1020.5 1020.2 1017.6 1012.7 1014.6 1009.0 1006.3 1008.5 1011.6 1019.4 1016.4 1022.0 1014.9 MAX. QFE PRESSURE IN HPA 1034.7 1029.0 1030.0 1024.6 1021.8 1015.8 1011.7 1013.9 1022.4 1033.9 1029.2 1033.6 1034.7 DAY 7 12 3 7 28 1 23 24 27 17 15 10 MIN. QFE PRESSURE IN HPA 1010.3 1007.3 1000.4 1002.0 1006.4 995.6 1000.1 1001.9 1004.4 1008.8 1004.2 1011.0 995.6 DAY 11 8 25 19 7 29 16 12 19 4 24 22 MEAN QNH PRESSURE IN HPA 1021.8 1021.5 1018.9 1013.9 1015.9 1010.3 1007.6 1009.8 1012.9 1020.7 1017.7 1023.3 1016.2 MAX. QNH PRESSURE IN HPA 1036.0 1030.3 1031.3 1025.9 1023.1 1017.1 1013.0 1015.2 1023.7 1035.2 1030.5 1034.9 1036.0 DAY 7 12 3 7 28 1 23 24 27 17 15 10 MIN. QNH PRESSURE IN HPA 1011.6 1008.6 1001.7 1003.3 1007.7 996.9 1001.4 1003.2 1005.7 1010.1 1005.5 1012.3 996.9 DAY 11 8 25 19 7 29 16 12 19 4 24 22 MEAN QFF PRESSURE IN HPA 1022.2 1021.8 1019.2 1014.2 1016.2 1010.5 1007.8 1010.0 1013.1 1021.0 1018.0 1023.7 1016.5 MAX. QFF PRESSURE IN HPA 1036.4 1030.6 1031.7 1026.2 1023.4 1017.3 1013.2 1015.4 1024.0 1035.5 1030.8 1035.3 1036.4 DAY 7 12 3 7 28 1 23 24 27 17 15 10 MIN. QFF PRESSURE IN HPA 1011.9 1008.9 1002.0 1003.5 1007.9 997.1 1001.6 1003.4 1005.9 1010.3 1005.8 1012.6 997.1 DAY 11 8 25 19 7 29 16 12 19 4 24 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1019.5 1017.0 1012.3 1014.1 1008.4 1005.6 1007.6 1010.6 1018.7 1014.8 1020.9 1014.1 MAX. QFE PRESSURE IN HPA 1032.8 1028.1 1028.9 1021.9 1020.9 1014.7 1011.1 1013.2 1020.9 1034.4 1028.1 1032.3 1034.4 DAY 7 12 2 7 28 1 23 24 27 17 15 10 MIN. QFE PRESSURE IN HPA 1008.8 1004.3 1000.9 1002.2 1005.8 994.6 1000.1 1002.3 1003.8 1008.1 1002.6 1011.1 994.6 DAY 11 8 25 19 7 29 16 12 19 3 24 22 MEAN QNH PRESSURE IN HPA 1020.8 1020.8 1018.3 1013.6 1015.4 1009.6 1006.9 1008.9 1011.9 1020.0 1016.1 1022.2 1015.4 MAX. QNH PRESSURE IN HPA 1034.1 1029.4 1030.2 1023.2 1022.2 1016.0 1012.4 1014.5 1022.2 1035.7 1029.4 1033.6 1035.7 DAY 7 12 2 7 28 1 23 24 27 17 15 10 MIN. QNH PRESSURE IN HPA 1010.1 1005.6 1002.2 1003.5 1007.1 995.9 1001.4 1003.6 1005.1 1009.4 1003.9 1012.4 995.9 DAY 11 8 25 19 7 29 16 12 19 3 24 22 MEAN QFF PRESSURE IN HPA 1021.1 1021.1 1018.6 1013.9 1015.6 1009.9 1007.1 1009.1 1012.1 1020.2 1016.4 1022.6 1015.6 MAX. QFF PRESSURE IN HPA 1034.5 1029.7 1030.5 1023.5 1022.5 1016.3 1012.6 1014.7 1022.5 1036.0 1029.7 1034.0 1036.0 DAY 7 12 2 7 28 23 23 24 27 17 15 10 MIN. QFF PRESSURE IN HPA 1010.4 1005.9 1002.5 1003.7 1007.3 996.1 1001.6 1003.8 1005.3 1009.6 1004.2 1012.7 996.1 DAY 11 8 25 19 7 29 16 12 19 3 24 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1018.4 1015.7 1011.6 1013.1 1007.7 1004.7 1006.4 1009.6 1018.0 1014.1 1020.0 1013.2 MAX. QFE PRESSURE IN HPA 1032.4 1026.7 1028.5 1020.9 1019.6 1014.1 1009.9 1012.3 1019.4 1034.2 1027.5 1031.1 1034.2 DAY 6 12 2 13 28 23 23 24 21 17 15 10 MIN. QFE PRESSURE IN HPA 1007.7 1000.6 999.2 1000.0 1003.3 992.9 998.9 1000.5 1003.5 1005.8 1004.3 1010.7 992.9 DAY 11 8 25 19 2 29 15 22 5 3 24 26 MEAN QNH PRESSURE IN HPA 1020.1 1019.7 1017.0 1012.9 1014.4 1009.0 1005.9 1007.7 1010.9 1019.3 1015.4 1021.3 1014.5 MAX. QNH PRESSURE IN HPA 1033.7 1028.0 1029.8 1022.2 1020.9 1015.4 1011.2 1013.6 1020.7 1035.5 1028.8 1032.4 1035.5 DAY 6 12 2 13 28 23 23 24 21 17 15 10 MIN. QNH PRESSURE IN HPA 1009.0 1001.9 1000.5 1001.3 1004.6 994.2 1000.2 1001.8 1004.8 1007.1 1005.6 1012.0 994.2 DAY 11 8 25 19 2 29 15 22 5 3 24 26 MEAN QFF PRESSURE IN HPA 1020.4 1020.1 1017.3 1013.2 1014.6 1009.2 1006.2 1007.9 1011.1 1019.6 1015.7 1021.6 1014.7 MAX. QFF PRESSURE IN HPA 1034.0 1028.3 1030.1 1022.5 1021.2 1015.7 1011.4 1013.8 1021.0 1035.8 1029.1 1032.8 1035.8 DAY 6 12 2 13 28 23 23 24 21 17 15 10 MIN. QFF PRESSURE IN HPA 1009.3 1002.2 1000.8 1001.5 1004.8 994.4 1000.4 1002.0 1005.0 1007.3 1005.9 1012.3 994.4 DAY 11 8 25 19 2 29 15 22 5 3 24 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1019.7 1019.1 1016.0 1011.7 1013.3 1007.5 1004.7 1006.2 1009.8 1018.4 1014.8 1020.8 1013.5 MAX. QFE PRESSURE IN HPA 1033.3 1026.6 1028.5 1022.0 1019.0 1013.9 1009.3 1012.3 1021.5 1034.3 1028.3 1032.1 1034.3 DAY 6 12 2 6 28 23 7 19 21 17 15 9 MIN. QFE PRESSURE IN HPA 1008.8 1005.7 998.5 999.1 1002.7 991.7 997.7 999.9 1003.3 1004.1 1005.4 1011.0 991.7 DAY 11 8 25 19 2 29 15 22 4 3 11 26 MEAN QNH PRESSURE IN HPA 1021.0 1020.4 1017.2 1013.0 1014.6 1008.8 1006.0 1007.5 1011.1 1019.7 1016.1 1022.1 1014.8 MAX. QNH PRESSURE IN HPA 1034.6 1027.9 1029.8 1023.3 1020.3 1015.2 1010.6 1013.6 1022.8 1035.6 1029.6 1033.4 1035.6 DAY 6 12 2 6 28 23 7 19 21 17 15 9 MIN. QNH PRESSURE IN HPA 1010.1 1007.0 999.8 1000.4 1004.0 993.0 999.0 1001.2 1004.6 1005.4 1006.7 1012.3 993.0 DAY 11 8 25 19 2 29 15 22 4 3 11 26 MEAN QFF PRESSURE IN HPA 1021.4 1020.7 1017.6 1013.3 1014.9 1009.1 1006.2 1007.7 1011.4 1020.0 1016.4 1022.5 1015.1 MAX. QFF PRESSURE IN HPA 1035.0 1028.2 1030.1 1023.6 1020.6 1015.5 1010.8 1013.8 1023.1 1035.9 1029.9 1033.8 1035.9 DAY 6 12 2 6 28 23 7 19 21 17 15 9 MIN. QFF PRESSURE IN HPA 1010.4 1007.3 1000.1 1000.6 1004.2 993.2 999.2 1001.4 1004.8 1005.6 1007.0 1012.6 993.2 DAY 11 8 25 19 2 29 15 22 4 3 11 26 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1019.7 1019.6 1016.6 1012.3 1014.3 1008.2 1005.4 1006.9 1010.7 1018.9 1015.2 1021.3 1014.1 MAX. QFE PRESSURE IN HPA 1033.7 1026.9 1029.5 1024.9 1020.3 1014.2 1010.3 1013.6 1022.9 1034.1 1027.8 1032.8 1034.1 DAY 6 17 2 6 27 23 23 19 21 17 15 9 MIN. QFE PRESSURE IN HPA 1008.1 1008.6 998.1 999.7 1005.9 991.7 997.1 999.9 1003.6 1003.3 1005.3 1011.5 991.7 DAY 11 8 25 19 2 29 15 22 4 3 10 26 MEAN QNH PRESSURE IN HPA 1021.0 1020.9 1017.9 1013.6 1015.6 1009.5 1006.7 1008.2 1012.0 1020.2 1016.5 1022.6 1015.4 MAX. QNH PRESSURE IN HPA 1035.0 1028.2 1030.8 1026.2 1021.6 1015.5 1011.6 1014.9 1024.2 1035.4 1029.1 1034.1 1035.4 DAY 6 17 2 6 27 23 23 19 21 17 15 9 MIN. QNH PRESSURE IN HPA 1009.4 1009.9 999.4 1001.0 1007.2 993.0 998.4 1001.2 1004.9 1004.6 1006.6 1012.8 993.0 DAY 11 8 25 19 2 29 15 22 4 3 10 26 MEAN QFF PRESSURE IN HPA 1021.4 1021.2 1018.2 1013.9 1015.9 1009.7 1006.9 1008.4 1012.3 1020.4 1016.8 1022.9 1015.7 MAX. QFF PRESSURE IN HPA 1035.4 1028.5 1031.2 1026.5 1021.8 1015.8 1011.8 1015.1 1024.5 1035.8 1029.4 1034.5 1035.8 DAY 6 17 2 6 27 23 23 19 21 17 15 9 MIN. QFF PRESSURE IN HPA 1009.7 1010.2 999.7 1001.2 1007.4 993.2 998.6 1001.4 1005.1 1004.8 1006.8 1013.1 993.2 DAY 11 8 25 19 2 29 15 22 4 3 10 26 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1019.4 1019.1 1016.2 1011.6 1014.0 1007.8 1005.4 1006.8 1010.3 1018.3 1015.1 1021.0 1013.7 MAX. QFE PRESSURE IN HPA 1033.3 1025.9 1028.5 1024.6 1018.9 1013.9 1009.7 1013.1 1022.7 1033.1 1027.0 1033.2 1033.3 DAY 6 12 2 6 25 1 23 19 21 17 15 9 MIN. QFE PRESSURE IN HPA 1007.7 1008.5 1001.9 1001.0 1008.4 991.2 996.8 1000.4 1003.2 1002.4 1005.6 1008.8 991.2 DAY 11 8 25 19 1 29 15 7 4 3 23 21 MEAN QNH PRESSURE IN HPA 1020.7 1020.4 1017.5 1012.9 1015.3 1009.1 1006.6 1008.1 1011.6 1019.6 1016.4 1022.3 1015.0 MAX. QNH PRESSURE IN HPA 1034.6 1027.2 1029.8 1025.9 1020.2 1015.2 1011.0 1014.4 1024.0 1034.4 1028.3 1034.5 1034.6 DAY 6 12 2 6 25 1 23 19 21 17 15 9 MIN. QNH PRESSURE IN HPA 1009.0 1009.8 1003.2 1002.3 1009.7 992.5 998.1 1001.7 1004.5 1003.7 1006.9 1010.1 992.5 DAY 11 8 25 19 1 29 15 7 4 3 23 21 MEAN QFF PRESSURE IN HPA 1021.0 1020.8 1017.8 1013.1 1015.5 1009.3 1006.9 1008.3 1011.8 1019.9 1016.7 1022.6 1015.3 MAX. QFF PRESSURE IN HPA 1035.0 1027.6 1030.2 1026.2 1020.4 1015.4 1011.2 1014.6 1024.3 1034.8 1028.6 1034.9 1035.0 DAY 6 13 2 6 25 1 23 19 21 17 15 9 MIN. QFF PRESSURE IN HPA 1009.3 1010.1 1003.5 1002.5 1010.0 992.6 998.3 1001.9 1004.7 1003.9 1007.2 1010.4 992.6 DAY 11 8 25 19 1 29 15 7 4 3 23 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.2 8.0 8.6 13.5 21.9 24.2 27.8 27.5 24.7 18.1 12.6 10.4 17.0 MINIMUN AIR TEMPERATURE (C) 2.4 3.7 5.6 9.6 16.5 19.8 23.2 23.3 19.8 13.2 8.5 5.8 12.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 5 28 27 12 0 0 0 73 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 7 4 0 0 0 0 0 0 0 0 0 0 11 TEMPERATURE RECORDS LOWEST(C) -2.4 -2.4 1.4 2.8 12.4 18.0 19.2 19.4 13.6 7.8 2.4 0.4 -2.4 DAY 19 4 19 7 7 7 16 25 21 20 14 2 MAXIMUM AIR TEMPERATURE (C) 10.5 13.6 11.6 18.8 28.0 29.6 33.1 32.6 31.1 24.8 18.2 16.5 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 1 0 1 11 14 29 28 20 4 0 0 108 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.6 32.4 20.8 32.0 36.6 38.8 38.0 37.0 40.0 32.0 22.4 25.6 40.0 DAY 7 9 30 18 15 29 24 7 7 23 5 27 DIF. BETWEEN (MAX.-MIN.) (C) 8.1 9.9 6.0 9.2 11.5 9.8 9.9 9.3 11.3 11.6 9.7 10.7 9.8 MEAN DAILY TEMP. (MDT) (C) 6.4 8.7 8.6 14.2 22.3 24.7 28.2 28.0 25.5 19.0 13.4 11.1 17.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.1 60.8 110.8 221.8 215.8 135.2 5.0 0.0 0.0 749.5 HEATING DEG. DAYS(BASE 18 0C) 358.3 272.4 291.2 120.0 3.6 0.0 0.0 0.0 0.0 17.3 139.4 212.8 1414.9 DEWPOINT (MEAN C) 3.1 3.7 5.7 9.9 15.6 17.9 21.1 21.8 19.4 12.9 8.3 5.9 12.1 MIXING RATIO (G/KG) 4.79 5.01 5.72 7.67 11.27 12.93 16.00 16.66 14.43 9.44 6.92 5.82 9.72 VAPOUR PRESSURE (HPA) 7.81 8.13 9.26 12.36 17.99 20.57 25.29 26.29 22.85 15.17 11.24 9.44 15.53 SATURATION DEF. (HPA) 1.95 3.29 2.06 3.75 9.35 10.20 12.80 11.01 9.38 6.42 3.81 3.60 6.47 RELATIVE HUMIDITY (MEAN %) 82 77 83 81 70 70 68 73 74 74 77 75 75 RELATIVE HUMIDITY (MAX. %) 92 90 92 93 88 86 83 86 89 90 90 89 89 RELATIVE HUMIDITY (MIN. %) 66 59 70 63 51 51 51 55 54 51 57 57 57 RELATIVE HUMIDITY (MEAN% 03UTC) 88 85 89 89 81 78 77 82 84 85 86 82 84 RELATIVE HUMIDITY (MEAN% 09UTC) 71 65 73 70 55 54 53 57 58 57 60 63 61 RELATIVE HUMIDITY (MEAN% 15UTC) 84 77 82 77 63 66 64 70 73 79 82 79 75 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 13.0 73.6 34.7 49.7 16.3 29.4 6.7 3.2 33.5 118.3 57.5 33.6 469.5 DAYS WITH PRECIPITATION >=10 0 2 0 2 0 1 0 0 1 3 2 1 12 DAYS WITH PRECIPITATION >= 5 0 7 3 3 1 2 0 0 1 5 4 1 27 DAYS WITH PRECIPITATION >= 1 4 9 8 6 3 7 3 1 5 7 5 3 61 DAYS WITH PRECIPITATION 11 14 21 16 9 11 3 4 7 10 7 5 118 GREATEST DAILY PRECIPITATION 4.3 17.1 8.4 17.7 9.0 11.0 3.0 2.0 23.0 49.5 28.0 28.4 49.5 DAY 8 21 16 3 21 11 2 16 23 31 11 15 DAY WITH THUNDER STORM 0 0 1 1 3 1 1 2 2 2 1 0 14 DAYS WITH SNOW OR SLEET 2 3 0 0 0 0 0 0 0 0 0 0 5 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 1 0 0 1 WIND DIRECTION (PREVAILING) 180 270 270 270 270 270 270 270 270 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 2.7 5.3 5.2 5.8 7.3 6.0 5.2 4.5 4.4 3.2 3.0 3.3 5.3 PREVAILING WIND PERCENT 4.8 7.8 15.7 17.5 13.3 25.0 19.8 20.2 12.1 11.3 16.7 12.9 12.9 CALMS PERCENT OF WIND 80.2 72.0 71.0 60.0 69.0 53.3 66.1 58.5 67.5 58.9 68.8 62.5 65.6 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 242 255 268 272 273 266 272 251 259 234 203 211 257 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.6 0.9 1.1 1.3 1.9 1.3 1.3 0.8 0.8 0.5 0.8 0.9 WIND STEADINESES (MEAN %) 57.1 46.2 64.3 55.0 72.2 82.6 86.7 76.5 66.7 57.1 50.0 61.5 64.3 WIND SPEED (MEAN KNOTS) 0.7 1.3 1.4 2.0 1.8 2.3 1.5 1.7 1.2 1.4 1.0 1.3 1.4 FASTEST WIND DIRECTION 250 220 280 310 210 270 280 280 280 280 270 210 210 FASTEST WIND SPEED (KNOTS) 12 16 12 14 39 23 14 12 16 12 10 14 39 DAY 6 9 7 10 29 30 25 2 16 13 11 15 DAYS WITH SKY CLEAR (0-2)/8 6 6 1 4 7 9 16 16 15 11 10 9 110 DAYS WITH P.CLOUDY (3-6)/8 12 10 4 8 14 12 12 8 6 14 13 15 128 DAYS WITH CLOUDY (7-8)/8 13 13 26 18 10 9 3 7 9 6 7 7 128 DAYS WITH VISIBILITY =< 2 KM 3 8 6 9 1 3 1 0 2 4 1 2 40 DURATION OF SUNSHINE HOURS 109.8 116.5 58.1 133.3 228.9 208.2 306.1 252.3 206.8 204.3 177.1 168.1 2169.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1022.6 1018.6 1017.0 1016.0 1012.1 1010.4 1008.9 1008.5 1008.2 1015.9 1023.2 1018.0 1015.0 MAX. QFE PRESSURE IN HPA 1038.1 1029.8 1025.5 1031.0 1020.9 1020.1 1017.8 1021.0 1021.7 1030.0 1035.4 1029.0 1038.1 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 MIN. QFE PRESSURE IN HPA 1005.8 996.9 1004.1 997.1 1000.6 1001.7 1002.2 999.2 996.1 1000.4 1014.5 1003.2 996.1 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 1- 0 24-12 8- 0 8- 3 26-21 6-12 25-12 MEAN QNH PRESSURE IN HPA 1023.9 1019.9 1018.3 1017.3 1013.4 1011.7 1010.2 1009.8 1009.5 1017.2 1024.5 1019.3 1016.3 MAX. QNH PRESSURE IN HPA 1039.4 1031.1 1026.8 1032.3 1022.2 1021.4 1019.1 1022.3 1023.0 1031.3 1036.7 1030.3 1039.4 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 MIN. QNH PRESSURE IN HPA 1007.1 998.2 1005.4 998.4 1001.9 1003.0 1003.5 1000.5 997.4 1001.7 1015.8 1004.5 997.4 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 1- 0 24-12 8- 0 8- 3 26-21 6-12 25-12 MEAN QFF PRESSURE IN HPA 1024.2 1020.2 1018.7 1017.6 1013.6 1012.0 1010.4 1010.0 1009.8 1017.5 1024.8 1019.6 1016.5 MAX. QFF PRESSURE IN HPA 1039.8 1031.5 1027.1 1032.6 1022.5 1021.7 1019.3 1022.5 1023.3 1031.6 1037.1 1030.7 1039.8 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 MIN. QFF PRESSURE IN HPA 1007.4 998.4 1005.7 998.6 1002.1 1003.2 1003.7 1000.7 997.6 1001.9 1016.1 1004.8 997.6 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 29-15 24-12 8- 0 8- 3 26-21 6-12 25-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1022.4 1018.0 1016.5 1015.3 1011.7 1010.0 1008.7 1008.0 1007.9 1015.4 1022.9 1017.8 1014.6 MAX. QFE PRESSURE IN HPA 1037.3 1028.7 1024.1 1029.7 1019.1 1018.8 1016.1 1018.4 1015.7 1028.7 1034.4 1026.9 1037.3 DAY 10 13 16 5 7 12 4 29 27 2 18 18 MIN. QFE PRESSURE IN HPA 1010.7 1003.3 1006.7 1001.0 1001.7 1001.7 1003.7 999.2 996.7 1000.7 1015.7 1005.7 996.7 DAY 7 10 26 13 29 1 7 8 8 27 2 25 MEAN QNH PRESSURE IN HPA 1023.7 1019.3 1017.8 1016.6 1013.0 1011.3 1009.9 1009.3 1009.2 1016.7 1024.2 1019.1 1015.9 MAX. QNH PRESSURE IN HPA 1038.6 1030.0 1025.4 1031.0 1020.4 1020.1 1017.4 1019.7 1017.0 1030.0 1035.7 1028.2 1038.6 DAY 10 13 16 5 7 12 4 29 27 2 18 18 MIN. QNH PRESSURE IN HPA 1012.0 1004.6 1008.0 1002.3 1003.0 1003.0 1005.0 1000.5 998.0 1002.0 1017.0 1007.0 998.0 DAY 7 10 26 13 29 1 7 8 8 27 2 25 MEAN QFF PRESSURE IN HPA 1024.1 1019.6 1018.2 1016.9 1013.3 1011.5 1010.2 1009.5 1009.4 1017.0 1024.5 1019.4 1016.1 MAX. QFF PRESSURE IN HPA 1039.0 1030.4 1025.8 1031.3 1020.7 1020.4 1017.6 1019.9 1017.2 1030.3 1036.1 1028.5 1039.0 DAY 10 13 16 5 7 12 4 29 27 2 18 18 MIN. QFF PRESSURE IN HPA 1012.3 1004.8 1008.3 1002.6 1003.2 1003.2 1005.2 1000.7 998.2 1002.2 1017.3 1007.3 998.2 DAY 7 10 26 13 29 1 7 8 8 27 2 25 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1022.5 1018.7 1017.1 1016.1 1012.3 1011.0 1009.7 1009.0 1008.5 1015.9 1023.3 1018.2 1015.2 MAX. QFE PRESSURE IN HPA 1037.2 1029.4 1024.1 1029.7 1019.9 1018.8 1017.3 1019.3 1016.9 1028.9 1035.0 1027.4 1037.2 DAY 10 13 16 5 7 12 3 29 24 2 16 1 MIN. QFE PRESSURE IN HPA 1010.1 1004.2 1008.0 998.1 1000.6 1002.0 1004.7 1000.5 996.1 1002.6 1016.2 1005.6 996.1 DAY 5 9 2 13 29 1 7 8 8 27 6 25 MEAN QNH PRESSURE IN HPA 1023.8 1020.0 1018.4 1017.4 1013.6 1012.3 1011.0 1010.3 1009.7 1017.2 1024.6 1019.5 1016.5 MAX. QNH PRESSURE IN HPA 1038.5 1030.7 1025.4 1031.0 1021.2 1020.1 1018.6 1020.6 1018.2 1030.2 1036.3 1028.7 1038.5 DAY 10 13 16 5 7 12 3 29 24 2 16 1 MIN. QNH PRESSURE IN HPA 1011.4 1005.5 1009.3 999.4 1001.9 1003.3 1006.0 1001.8 997.4 1003.9 1017.5 1006.9 997.4 DAY 5 9 2 13 29 1 7 8 8 27 6 25 MEAN QFF PRESSURE IN HPA 1024.2 1020.3 1018.8 1017.7 1013.9 1012.5 1011.2 1010.5 1010.0 1017.5 1024.9 1019.8 1016.8 MAX. QFF PRESSURE IN HPA 1038.9 1031.1 1025.8 1031.4 1021.5 1020.4 1018.8 1020.8 1018.5 1030.5 1036.7 1029.1 1038.9 DAY 10 13 16 5 7 12 3 29 24 2 16 1 MIN. QFF PRESSURE IN HPA 1011.7 1005.8 1009.6 999.7 1002.1 1003.5 1006.2 1002.0 997.6 1004.1 1017.8 1007.2 997.6 DAY 5 9 2 13 29 1 7 8 8 27 6 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1023.5 1019.6 1017.8 1017.1 1013.0 1011.3 1009.9 1009.6 1009.4 1016.7 1024.0 1019.2 1015.9 MAX. QFE PRESSURE IN HPA 1038.1 1029.8 1024.7 1030.5 1020.6 1019.3 1017.8 1021.0 1017.7 1029.2 1035.4 1029.0 1038.1 DAY 10 13 16 4 7 12 3 29 24 2 16 1 MIN. QFE PRESSURE IN HPA 1009.8 1001.4 1009.2 1001.3 1004.0 1002.5 1004.6 1001.1 998.5 1004.8 1016.5 1006.1 998.5 DAY 6 9 2 18 29 1 24 8 8 27 6 25 MEAN QNH PRESSURE IN HPA 1024.9 1020.9 1019.1 1018.4 1014.3 1012.6 1011.2 1010.9 1010.7 1018.0 1025.3 1020.5 1017.2 MAX. QNH PRESSURE IN HPA 1039.4 1031.1 1026.0 1031.8 1021.9 1020.6 1019.1 1022.3 1019.0 1030.5 1036.7 1030.3 1039.4 DAY 10 13 16 4 7 12 3 29 24 2 16 1 MIN. QNH PRESSURE IN HPA 1011.1 1002.7 1010.5 1002.6 1005.3 1003.8 1005.9 1002.4 999.8 1006.1 1017.8 1007.4 999.8 DAY 6 9 2 18 29 1 24 8 8 27 6 25 MEAN QFF PRESSURE IN HPA 1025.2 1021.3 1019.4 1018.7 1014.5 1012.8 1011.4 1011.1 1011.0 1018.3 1025.6 1020.8 1017.5 MAX. QFF PRESSURE IN HPA 1039.8 1031.5 1026.4 1032.2 1022.2 1020.9 1019.3 1022.5 1019.3 1030.8 1037.1 1030.7 1039.8 DAY 10 13 16 4 7 12 3 29 24 2 16 1 MIN. QFF PRESSURE IN HPA 1011.4 1003.0 1010.8 1002.9 1005.5 1004.0 1006.1 1002.6 1000.0 1006.3 1018.1 1007.7 1000.0 DAY 6 9 26 18 29 1 24 8 8 27 6 25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1022.5 1018.7 1017.2 1016.6 1012.4 1010.6 1009.1 1008.8 1008.4 1015.9 1022.8 1017.9 1015.1 MAX. QFE PRESSURE IN HPA 1036.9 1029.2 1024.7 1029.9 1020.1 1018.9 1017.8 1020.0 1016.7 1027.1 1034.4 1028.7 1036.9 DAY 10 13 16 4 26 11 3 29 24 2 16 1 MIN. QFE PRESSURE IN HPA 1006.6 998.1 1005.6 999.5 1003.5 1002.6 1003.4 1000.3 998.4 1005.2 1015.5 1003.9 998.1 DAY 6 9 2 18 24 1 24 8 8 27 6 25 MEAN QNH PRESSURE IN HPA 1023.8 1020.0 1018.5 1017.9 1013.7 1011.9 1010.4 1010.1 1009.7 1017.2 1024.2 1019.2 1016.4 MAX. QNH PRESSURE IN HPA 1038.2 1030.5 1026.0 1031.2 1021.4 1020.2 1019.1 1021.3 1018.0 1028.4 1035.7 1030.0 1038.2 DAY 10 13 16 4 26 11 3 29 24 2 16 1 MIN. QNH PRESSURE IN HPA 1007.9 999.4 1006.9 1000.8 1004.8 1003.9 1004.7 1001.6 999.7 1006.5 1016.8 1005.2 999.4 DAY 6 9 2 18 24 1 24 8 8 27 6 25 MEAN QFF PRESSURE IN HPA 1024.1 1020.3 1018.8 1018.2 1013.9 1012.2 1010.6 1010.3 1010.0 1017.5 1024.5 1019.5 1016.7 MAX. QFF PRESSURE IN HPA 1038.6 1030.9 1026.4 1031.5 1021.7 1020.5 1019.3 1021.5 1018.3 1028.7 1036.0 1030.3 1038.6 DAY 10 13 16 4 26 11 3 29 24 2 16 1 MIN. QFF PRESSURE IN HPA 1008.2 999.6 1007.2 1001.0 1005.0 1004.1 1004.9 1001.8 999.9 1006.7 1017.1 1005.4 999.6 DAY 6 9 2 18 24 1 24 8 8 27 6 25 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1021.8 1017.9 1016.6 1015.8 1011.7 1009.7 1008.2 1007.9 1007.4 1015.3 1022.5 1017.3 1014.3 MAX. QFE PRESSURE IN HPA 1035.9 1028.4 1024.4 1029.9 1020.4 1018.2 1016.6 1018.9 1017.2 1027.0 1033.8 1027.6 1035.9 DAY 10 13 16 4 1 11 3 29 30 1 16 1 MIN. QFE PRESSURE IN HPA 1006.0 996.9 1007.5 997.1 1004.8 1002.0 1002.2 1000.1 996.8 1003.2 1014.5 1003.2 996.8 DAY 6 9 2 18 15 29 24 8 8 26 6 25 MEAN QNH PRESSURE IN HPA 1023.1 1019.2 1017.9 1017.1 1013.0 1011.0 1009.5 1009.1 1008.6 1016.6 1023.8 1018.6 1015.6 MAX. QNH PRESSURE IN HPA 1037.2 1029.7 1025.7 1031.2 1021.7 1019.5 1017.9 1020.2 1018.5 1028.3 1035.1 1028.9 1037.2 DAY 10 13 16 4 1 11 3 29 30 1 16 1 MIN. QNH PRESSURE IN HPA 1007.3 998.2 1008.8 998.4 1006.1 1003.3 1003.5 1001.4 998.1 1004.5 1015.8 1004.5 998.1 DAY 6 9 2 18 15 29 24 8 8 26 6 25 MEAN QFF PRESSURE IN HPA 1023.4 1019.5 1018.2 1017.4 1013.2 1011.2 1009.7 1009.4 1008.9 1016.9 1024.1 1018.9 1015.9 MAX. QFF PRESSURE IN HPA 1037.6 1030.1 1026.1 1031.5 1022.0 1019.8 1018.1 1020.4 1018.7 1028.6 1035.4 1029.2 1037.6 DAY 10 13 16 4 1 11 3 29 30 1 16 1 MIN. QFF PRESSURE IN HPA 1007.6 998.4 1009.1 998.6 1006.3 1003.5 1003.7 1001.6 998.3 1004.7 1016.1 1004.8 998.3 DAY 6 9 7 18 15 29 24 8 8 26 6 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1022.5 1018.6 1016.9 1015.5 1011.5 1009.7 1008.1 1007.8 1007.7 1016.1 1023.2 1017.9 1014.6 MAX. QFE PRESSURE IN HPA 1036.7 1028.4 1024.8 1029.9 1020.7 1018.8 1016.3 1018.5 1019.0 1028.9 1034.7 1028.3 1036.7 DAY 9 13 15 4 1 11 3 29 30 1 15 1 MIN. QFE PRESSURE IN HPA 1005.8 999.5 1004.1 998.1 1004.2 1001.7 1002.7 1001.1 996.5 1002.4 1014.7 1004.4 996.5 DAY 6 9 2 18 15 29 24 7 8 26 1 24 MEAN QNH PRESSURE IN HPA 1023.8 1019.9 1018.2 1016.8 1012.8 1011.0 1009.4 1009.1 1009.0 1017.4 1024.5 1019.2 1015.9 MAX. QNH PRESSURE IN HPA 1038.0 1029.7 1026.1 1031.2 1022.0 1020.1 1017.6 1019.8 1020.3 1030.2 1036.0 1029.6 1038.0 DAY 9 13 15 4 1 11 3 29 30 1 15 1 MIN. QNH PRESSURE IN HPA 1007.1 1000.8 1005.4 999.4 1005.5 1003.0 1004.0 1002.4 997.8 1003.7 1016.0 1005.7 997.8 DAY 6 9 2 18 15 29 24 7 8 26 1 24 MEAN QFF PRESSURE IN HPA 1024.2 1020.2 1018.6 1017.1 1013.1 1011.3 1009.6 1009.3 1009.2 1017.7 1024.8 1019.5 1016.2 MAX. QFF PRESSURE IN HPA 1038.4 1030.1 1026.4 1031.5 1022.3 1020.4 1017.8 1020.0 1020.6 1030.5 1036.4 1030.0 1038.4 DAY 9 13 15 4 1 11 3 29 30 1 15 1 MIN. QFF PRESSURE IN HPA 1007.4 1001.1 1005.7 999.7 1005.7 1003.2 1004.2 1002.6 998.0 1004.0 1016.3 1006.0 998.0 DAY 6 9 2 18 15 29 24 7 8 26 1 24 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1023.0 1018.8 1017.5 1016.3 1012.4 1010.9 1008.9 1008.5 1008.5 1016.4 1023.5 1018.2 1015.2 MAX. QFE PRESSURE IN HPA 1037.4 1029.0 1025.5 1031.0 1020.9 1020.1 1017.3 1019.0 1021.0 1030.0 1035.1 1028.3 1037.4 DAY 9 26 15 4 1 11 3 29 30 1 15 1 MIN. QFE PRESSURE IN HPA 1009.0 1000.1 1006.2 1001.0 1004.7 1002.5 1003.4 1001.3 996.8 1001.1 1014.7 1004.0 996.8 DAY 6 9 2 18 15 29 24 7 8 26 1 24 MEAN QNH PRESSURE IN HPA 1024.3 1020.1 1018.8 1017.6 1013.7 1012.2 1010.2 1009.8 1009.8 1017.7 1024.8 1019.5 1016.5 MAX. QNH PRESSURE IN HPA 1038.7 1030.3 1026.8 1032.3 1022.2 1021.4 1018.6 1020.3 1022.3 1031.3 1036.4 1029.6 1038.7 DAY 9 26 15 4 1 11 3 29 30 1 15 1 MIN. QNH PRESSURE IN HPA 1010.3 1001.4 1007.5 1002.3 1006.0 1003.8 1004.7 1002.6 998.1 1002.4 1016.0 1005.3 998.1 DAY 6 9 2 18 15 29 24 7 8 26 1 24 MEAN QFF PRESSURE IN HPA 1024.6 1020.4 1019.2 1017.9 1013.9 1012.5 1010.4 1010.0 1010.0 1017.9 1025.1 1019.8 1016.8 MAX. QFF PRESSURE IN HPA 1039.1 1030.7 1027.1 1032.6 1022.5 1021.7 1018.8 1020.5 1022.6 1031.6 1036.7 1030.0 1039.1 DAY 9 26 15 4 1 11 3 29 30 1 15 1 MIN. QFF PRESSURE IN HPA 1010.6 1001.6 1007.8 1002.6 1006.2 1004.0 1004.9 1002.8 998.3 1002.7 1016.3 1005.6 998.3 DAY 6 9 2 18 15 29 24 7 8 26 1 24 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1022.5 1018.7 1016.7 1015.9 1011.9 1010.5 1008.8 1008.3 1008.3 1015.8 1023.3 1017.8 1014.9 MAX. QFE PRESSURE IN HPA 1037.2 1028.7 1025.3 1030.2 1019.6 1019.6 1016.3 1018.5 1021.7 1029.4 1035.1 1027.6 1037.2 DAY 9 12 16 4 1 11 3 29 30 1 15 7 MIN. QFE PRESSURE IN HPA 1007.7 1000.5 1006.0 1003.8 1003.6 1003.0 1003.7 1000.1 998.1 1000.4 1015.2 1004.9 998.1 DAY 6 9 25 18 31 29 24 21 7 26 1 24 MEAN QNH PRESSURE IN HPA 1023.8 1020.0 1018.0 1017.2 1013.2 1011.8 1010.1 1009.5 1009.6 1017.1 1024.6 1019.1 1016.2 MAX. QNH PRESSURE IN HPA 1038.5 1030.0 1026.6 1031.5 1020.9 1020.9 1017.6 1019.8 1023.0 1030.7 1036.4 1028.9 1038.5 DAY 9 12 16 4 1 11 3 29 30 1 15 7 MIN. QNH PRESSURE IN HPA 1009.0 1001.8 1007.3 1005.1 1004.9 1004.3 1005.0 1001.4 999.4 1001.7 1016.5 1006.2 999.4 DAY 6 9 25 18 31 29 24 21 7 26 1 24 MEAN QFF PRESSURE IN HPA 1024.2 1020.4 1018.4 1017.5 1013.4 1012.0 1010.3 1009.8 1009.8 1017.3 1024.9 1019.5 1016.4 MAX. QFF PRESSURE IN HPA 1038.9 1030.4 1027.0 1031.8 1021.2 1021.2 1017.8 1020.0 1023.3 1031.0 1036.7 1029.2 1038.9 DAY 9 12 16 4 1 11 3 29 30 1 15 7 MIN. QFF PRESSURE IN HPA 1009.3 1002.0 1007.6 1005.3 1005.1 1004.5 1005.2 1001.6 999.6 1001.9 1016.8 1006.5 999.6 DAY 6 9 25 18 31 29 24 21 7 26 1 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.2 7.0 9.1 16.2 21.5 26.1 27.1 28.0 23.0 20.8 12.5 9.2 17.4 MINIMUN AIR TEMPERATURE (C) 4.1 2.7 4.6 10.2 15.5 21.2 24.0 24.6 18.5 15.3 8.2 4.9 12.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 18 31 31 5 0 0 0 86 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 2 5 1 0 0 0 0 0 0 0 0 1 9 TEMPERATURE RECORDS LOWEST(C) -1.6 -3.0 -0.6 3.0 10.0 15.6 21.4 21.6 14.6 10.4 3.6 0.0 -3.0 DAY 30 10 11 12 7 5 8 27 21 26 9 29 MAXIMUM AIR TEMPERATURE (C) 13.5 12.5 14.5 23.3 28.3 32.0 31.5 32.7 28.9 27.9 18.0 14.5 23.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 11 24 22 26 10 10 0 0 108 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 24.4 20.6 25.6 35.4 35.2 41.8 35.6 36.6 36.8 35.8 27.8 21.8 41.8 DAY 6 17 23 24 4 12 2 12 1 13 4 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 9.8 9.9 13.1 12.8 10.8 7.5 8.1 10.4 12.6 9.8 9.6 10.3 MEAN DAILY TEMP. (MDT) (C) 8.8 7.6 9.5 16.8 21.9 26.6 27.8 28.7 23.7 21.6 13.1 9.7 18.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.8 51.6 168.9 209.5 237.4 81.8 32.8 0.2 0.0 788.1 HEATING DEG. DAYS(BASE 18 0C) 285.7 290.8 262.0 62.5 2.3 0.0 0.0 0.0 0.0 1.6 151.0 258.2 1314.0 DEWPOINT (MEAN C) 4.4 2.5 4.7 9.6 13.6 19.1 21.8 22.4 17.8 15.0 8.6 5.2 12.1 MIXING RATIO (G/KG) 5.28 4.62 5.42 7.63 9.99 14.12 16.58 17.28 12.92 10.81 7.00 5.55 9.77 VAPOUR PRESSURE (HPA) 8.56 7.51 8.75 12.23 15.99 22.34 26.11 27.21 20.60 17.31 11.34 8.99 15.58 SATURATION DEF. (HPA) 2.70 2.86 3.30 7.30 10.76 12.41 10.07 11.11 8.23 8.17 3.63 3.09 6.97 RELATIVE HUMIDITY (MEAN %) 79 75 76 69 64 68 74 73 75 72 79 78 74 RELATIVE HUMIDITY (MAX. %) 91 89 90 87 84 86 87 86 91 89 91 89 88 RELATIVE HUMIDITY (MIN. %) 61 54 58 46 43 47 58 55 53 48 59 61 54 RELATIVE HUMIDITY (MEAN% 03UTC) 84 81 85 80 76 79 81 81 87 83 88 86 83 RELATIVE HUMIDITY (MEAN% 09UTC) 67 62 62 51 47 51 60 57 55 53 63 67 58 RELATIVE HUMIDITY (MEAN% 15UTC) 80 78 75 66 58 62 72 70 76 79 83 81 73 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 25.3 42.3 74.2 13.0 41.9 70.1 10.2 4.0 32.6 64.0 76.5 63.1 517.2 DAYS WITH PRECIPITATION >=10 0 2 2 0 2 2 0 0 1 3 3 2 17 DAYS WITH PRECIPITATION >= 5 2 3 5 1 2 3 0 0 1 4 5 4 30 DAYS WITH PRECIPITATION >= 1 6 7 10 5 5 4 4 2 6 5 6 8 68 DAYS WITH PRECIPITATION 11 12 15 10 8 9 12 6 9 5 7 10 114 GREATEST DAILY PRECIPITATION 9.5 17.0 21.7 5.2 24.0 40.0 2.4 2.0 17.7 21.0 36.0 29.0 40.0 DAY 18 1 20 29 5 24 26 24 14 29 6 11 DAY WITH THUNDER STORM 1 0 0 0 0 9 3 1 0 2 2 0 18 DAYS WITH SNOW OR SLEET 3 3 1 0 0 0 0 0 0 0 0 0 7 DAYS WITH DUST 0 0 0 0 1 1 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 180 225 270 270 270 270 270 270 270 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 4.1 3.3 7.2 6.4 5.9 5.1 4.9 4.1 5.2 3.3 3.2 3.5 5.5 PREVAILING WIND PERCENT 8.1 9.4 16.1 11.3 19.4 19.6 19.8 18.5 14.2 12.9 9.6 12.5 12.5 CALMS PERCENT OF WIND 64.5 62.9 52.0 60.0 52.8 63.3 59.7 61.3 60.0 60.1 72.1 64.5 61.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 211 256 257 263 257 272 265 251 252 234 206 217 252 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.9 1.4 1.0 1.3 1.1 1.4 1.1 1.1 0.9 0.4 0.7 0.9 WIND STEADINESES (MEAN %) 28.6 50.0 60.9 47.6 59.1 68.7 82.4 78.6 64.7 56.3 40.0 53.8 52.9 WIND SPEED (MEAN KNOTS) 1.4 1.8 2.3 2.1 2.2 1.6 1.7 1.4 1.7 1.6 1.0 1.3 1.7 FASTEST WIND DIRECTION 290 300 270 330 280 270 330 270 280 270 350 270 300 FASTEST WIND SPEED (KNOTS) 19 23 19 19 19 14 14 10 16 19 10 12 23 DAY 28 16 7 29 4 12 31 3 29 31 5 11 DAYS WITH SKY CLEAR (0-2)/8 11 11 9 11 15 12 5 10 10 15 10 9 128 DAYS WITH P.CLOUDY (3-6)/8 9 8 9 8 11 12 12 13 11 12 11 12 128 DAYS WITH CLOUDY (7-8)/8 11 9 13 11 5 6 14 8 9 4 9 10 109 DAYS WITH VISIBILITY =< 2 KM 3 1 5 1 1 3 2 0 1 1 4 5 27 DURATION OF SUNSHINE HOURS 154.0 157.9 168.8 214.0 270.4 251.7 165.8 218.3 172.9 232.0 158.6 137.2 2301.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.6 1020.0 1014.8 1010.8 1012.8 1007.2 1005.8 1007.1 1013.4 1013.8 1019.7 1017.6 1013.4 MAX. QFE PRESSURE IN HPA 1032.0 1030.7 1034.1 1023.4 1022.0 1015.3 1014.3 1015.2 1023.1 1024.7 1034.7 1030.2 1034.7 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7- 6 17- 6 MIN. QFE PRESSURE IN HPA 1004.1 1010.8 1000.5 992.8 998.1 998.5 998.7 998.0 998.0 1003.9 1005.5 1001.7 992.8 DAY-HOUR 15-15 5-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 MEAN QNH PRESSURE IN HPA 1018.9 1021.3 1016.1 1012.1 1014.1 1008.5 1007.0 1008.4 1014.7 1015.1 1021.0 1018.9 1014.7 MAX. QNH PRESSURE IN HPA 1033.3 1032.0 1035.4 1024.7 1023.3 1016.6 1015.6 1016.5 1024.4 1026.0 1036.0 1031.5 1036.0 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7- 6 17- 6 MIN. QNH PRESSURE IN HPA 1005.4 1012.1 1001.8 994.1 999.4 999.8 1000.0 999.3 999.3 1005.2 1006.8 1003.0 994.1 DAY-HOUR 15-15 5-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 MEAN QFF PRESSURE IN HPA 1019.2 1021.6 1016.4 1012.4 1014.3 1008.7 1007.3 1008.6 1014.9 1015.4 1021.3 1019.2 1014.9 MAX. QFF PRESSURE IN HPA 1033.7 1032.4 1035.8 1025.0 1023.6 1016.9 1015.8 1016.7 1024.7 1026.3 1036.3 1031.9 1036.3 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7-18 17- 6 MIN. QFF PRESSURE IN HPA 1005.7 1012.4 1002.0 994.3 999.6 1000.0 1000.2 999.5 999.5 1005.4 1007.0 1003.3 994.3 DAY-HOUR 15-15 22-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1019.5 1014.1 1010.2 1012.3 1007.3 1005.7 1006.9 1013.2 1013.0 1019.4 1017.3 1013.0 MAX. QFE PRESSURE IN HPA 1030.6 1028.4 1032.4 1020.7 1020.7 1015.0 1011.9 1014.1 1022.1 1022.0 1033.7 1027.0 1033.7 DAY 24 21 11 20 16 4 20 22 15 8 8 28 MIN. QFE PRESSURE IN HPA 1005.9 1011.3 1000.5 1000.1 999.3 1000.7 998.7 998.0 998.0 1006.7 1005.5 1001.7 998.0 DAY 16 4 24 8 4 13 11 13 2 2 5 9 MEAN QNH PRESSURE IN HPA 1018.9 1020.8 1015.4 1011.5 1013.6 1008.6 1007.0 1008.2 1014.5 1014.3 1020.8 1018.6 1014.3 MAX. QNH PRESSURE IN HPA 1031.9 1029.7 1033.7 1022.0 1022.0 1016.3 1013.2 1015.4 1023.4 1023.3 1035.0 1028.3 1035.0 DAY 24 21 11 20 16 4 20 22 15 8 8 28 MIN. QNH PRESSURE IN HPA 1007.2 1012.6 1001.8 1001.4 1000.6 1002.0 1000.0 999.3 999.3 1008.0 1006.8 1003.0 999.3 DAY 16 4 24 8 4 13 11 13 2 2 5 9 MEAN QFF PRESSURE IN HPA 1019.2 1021.2 1015.7 1011.8 1013.8 1008.8 1007.2 1008.4 1014.7 1014.6 1021.1 1018.9 1014.6 MAX. QFF PRESSURE IN HPA 1032.3 1030.0 1034.1 1022.3 1022.3 1016.6 1013.4 1015.6 1023.7 1023.6 1035.3 1028.7 1035.3 DAY 24 21 11 20 16 4 20 22 15 8 8 28 MIN. QFF PRESSURE IN HPA 1007.5 1012.9 1002.0 1001.6 1000.8 1002.2 1000.2 999.5 999.5 1008.2 1007.0 1003.3 999.5 DAY 16 4 24 8 4 13 11 13 2 2 5 9 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1020.1 1015.1 1011.1 1013.1 1008.0 1006.4 1007.9 1013.7 1013.7 1019.8 1017.6 1013.7 MAX. QFE PRESSURE IN HPA 1030.6 1028.6 1033.3 1021.6 1021.8 1015.0 1013.1 1014.6 1022.1 1022.2 1034.2 1027.2 1034.2 DAY 24 21 11 20 16 4 19 21 15 8 7 17 MIN. QFE PRESSURE IN HPA 1007.8 1012.6 1001.9 999.4 999.1 1002.7 1000.0 999.4 999.7 1007.6 1005.5 1001.7 999.1 DAY 16 3 23 5 4 30 11 13 2 2 5 9 MEAN QNH PRESSURE IN HPA 1019.2 1021.4 1016.4 1012.4 1014.4 1009.2 1007.7 1009.2 1015.0 1015.0 1021.1 1018.9 1015.0 MAX. QNH PRESSURE IN HPA 1031.9 1029.9 1034.6 1022.9 1023.1 1016.3 1014.4 1015.9 1023.4 1023.5 1035.5 1028.5 1035.5 DAY 24 21 11 20 16 4 19 21 15 8 7 17 MIN. QNH PRESSURE IN HPA 1009.1 1013.9 1003.2 1000.7 1000.4 1004.0 1001.3 1000.7 1001.0 1008.9 1006.8 1003.0 1000.4 DAY 16 3 23 5 4 30 11 13 2 2 5 9 MEAN QFF PRESSURE IN HPA 1019.6 1021.8 1016.7 1012.7 1014.7 1009.5 1007.9 1009.4 1015.3 1015.3 1021.4 1019.3 1015.3 MAX. QFF PRESSURE IN HPA 1032.3 1030.3 1035.0 1023.2 1023.4 1016.6 1014.6 1016.1 1023.7 1023.8 1035.9 1028.9 1035.9 DAY 24 21 11 20 16 4 19 21 15 8 7 17 MIN. QFF PRESSURE IN HPA 1009.4 1014.3 1003.5 1001.0 1000.6 1004.2 1001.5 1000.9 1001.2 1009.1 1007.1 1003.3 1000.6 DAY 16 3 23 5 4 30 11 13 2 14 5 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1021.1 1015.8 1011.9 1013.6 1008.0 1006.6 1008.3 1014.3 1014.7 1020.8 1018.7 1014.4 MAX. QFE PRESSURE IN HPA 1029.8 1030.7 1034.1 1023.4 1021.9 1013.9 1014.3 1015.2 1022.1 1023.3 1034.7 1030.2 1034.7 DAY 23 7 11 20 15 4 19 21 15 8 7 17 MIN. QFE PRESSURE IN HPA 1010.3 1013.1 1003.1 999.2 1000.6 1003.1 1000.5 999.5 1001.0 1009.5 1008.4 1003.8 999.2 DAY 6 22 24 5 4 30 11 5 2 26 5 9 MEAN QNH PRESSURE IN HPA 1020.0 1022.4 1017.1 1013.2 1014.9 1009.3 1007.9 1009.6 1015.6 1016.0 1022.1 1020.0 1015.7 MAX. QNH PRESSURE IN HPA 1031.1 1032.0 1035.4 1024.7 1023.2 1015.2 1015.6 1016.5 1023.4 1024.6 1036.0 1031.5 1036.0 DAY 23 7 11 20 15 4 19 21 15 8 7 17 MIN. QNH PRESSURE IN HPA 1011.6 1014.4 1004.4 1000.5 1001.9 1004.4 1001.8 1000.8 1002.3 1010.8 1009.7 1005.1 1000.5 DAY 6 22 24 5 4 30 11 5 2 26 5 9 MEAN QFF PRESSURE IN HPA 1020.3 1022.8 1017.4 1013.5 1015.1 1009.5 1008.1 1009.8 1015.8 1016.3 1022.4 1020.3 1016.0 MAX. QFF PRESSURE IN HPA 1031.5 1032.4 1035.8 1025.0 1023.5 1015.5 1015.8 1016.7 1023.7 1024.9 1036.3 1031.9 1036.3 DAY 23 7 11 20 15 4 19 21 15 8 7 17 MIN. QFF PRESSURE IN HPA 1011.9 1014.7 1004.7 1000.8 1002.1 1004.6 1002.0 1001.0 1002.5 1011.1 1010.0 1005.4 1000.8 DAY 6 22 24 5 4 30 11 5 2 26 5 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.2 1020.4 1015.0 1011.0 1012.8 1007.3 1005.8 1007.3 1013.3 1013.9 1019.5 1017.3 1013.4 MAX. QFE PRESSURE IN HPA 1030.3 1030.3 1033.0 1020.7 1021.8 1014.0 1013.9 1014.4 1021.3 1022.2 1033.3 1029.0 1033.3 DAY 23 7 11 20 15 3 19 21 15 8 7 17 MIN. QFE PRESSURE IN HPA 1008.7 1011.3 1002.6 999.5 998.1 1002.2 1000.7 999.4 1001.2 1007.9 1008.7 1001.8 998.1 DAY 15 22 23 9 4 12 1 5 2 6 5 9 MEAN QNH PRESSURE IN HPA 1018.5 1021.7 1016.3 1012.3 1014.1 1008.6 1007.1 1008.6 1014.6 1015.2 1020.8 1018.6 1014.7 MAX. QNH PRESSURE IN HPA 1031.6 1031.6 1034.3 1022.0 1023.1 1015.3 1015.2 1015.7 1022.6 1023.5 1034.6 1030.3 1034.6 DAY 23 7 11 20 15 3 19 21 15 8 7 17 MIN. QNH PRESSURE IN HPA 1010.0 1012.6 1003.9 1000.8 999.4 1003.5 1002.0 1000.7 1002.5 1009.2 1010.0 1003.1 999.4 DAY 15 22 23 9 4 12 1 5 2 6 5 9 MEAN QFF PRESSURE IN HPA 1018.9 1022.0 1016.7 1012.6 1014.3 1008.8 1007.3 1008.8 1014.8 1015.4 1021.2 1019.0 1015.0 MAX. QFF PRESSURE IN HPA 1032.0 1032.0 1034.7 1022.3 1023.4 1015.6 1015.4 1015.9 1022.9 1023.8 1034.9 1030.7 1034.9 DAY 23 7 11 20 15 3 19 21 15 8 7 17 MIN. QFF PRESSURE IN HPA 1010.3 1012.9 1004.2 1001.0 999.6 1003.7 1002.2 1000.9 1002.7 1009.4 1010.2 1003.4 999.6 DAY 15 22 23 9 4 12 1 5 2 6 5 9 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.6 1019.3 1014.1 1010.0 1012.2 1006.5 1004.9 1006.3 1012.5 1013.2 1018.9 1016.9 1012.6 MAX. QFE PRESSURE IN HPA 1030.8 1028.5 1031.7 1019.0 1021.3 1014.0 1013.1 1013.5 1019.5 1023.0 1032.9 1028.6 1032.9 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QFE PRESSURE IN HPA 1005.8 1010.8 1001.0 994.8 998.7 999.4 999.1 999.1 999.8 1005.8 1008.7 1001.9 994.8 DAY 15 5 28 9 4 12 1 5 1 6 4 9 MEAN QNH PRESSURE IN HPA 1017.9 1020.6 1015.4 1011.3 1013.5 1007.8 1006.2 1007.6 1013.8 1014.5 1020.2 1018.2 1013.9 MAX. QNH PRESSURE IN HPA 1032.1 1029.8 1033.0 1020.3 1022.6 1015.3 1014.4 1014.8 1020.8 1024.3 1034.2 1029.9 1034.2 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QNH PRESSURE IN HPA 1007.1 1012.1 1002.3 996.1 1000.0 1000.7 1000.4 1000.4 1001.1 1007.1 1010.0 1003.2 996.1 DAY 15 5 28 9 4 12 1 5 1 6 4 9 MEAN QFF PRESSURE IN HPA 1018.2 1020.9 1015.7 1011.5 1013.7 1008.0 1006.4 1007.8 1014.0 1014.7 1020.5 1018.6 1014.2 MAX. QFF PRESSURE IN HPA 1032.5 1030.2 1033.4 1020.6 1022.9 1015.6 1014.6 1015.0 1021.1 1024.6 1034.5 1030.3 1034.5 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QFF PRESSURE IN HPA 1007.4 1012.4 1002.6 996.3 1000.2 1000.9 1000.6 1000.6 1001.3 1007.3 1010.3 1003.5 996.3 DAY 15 22 28 9 4 12 1 5 1 6 4 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.2 1019.9 1014.7 1010.4 1012.4 1006.6 1005.0 1006.2 1013.0 1014.0 1019.7 1017.7 1013.1 MAX. QFE PRESSURE IN HPA 1031.4 1028.3 1031.6 1019.4 1021.2 1014.2 1012.8 1013.5 1020.7 1024.7 1034.0 1029.4 1034.0 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QFE PRESSURE IN HPA 1004.1 1011.4 1001.6 992.8 1001.9 998.5 999.1 999.4 999.2 1004.9 1008.8 1002.5 992.8 DAY 15 22 23 9 4 12 1 14 1 2 4 9 MEAN QNH PRESSURE IN HPA 1018.5 1021.2 1016.0 1011.7 1013.7 1007.8 1006.3 1007.5 1014.3 1015.3 1021.0 1019.0 1014.3 MAX. QNH PRESSURE IN HPA 1032.7 1029.6 1032.9 1020.7 1022.5 1015.5 1014.1 1014.8 1022.0 1026.0 1035.3 1030.7 1035.3 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QNH PRESSURE IN HPA 1005.4 1012.7 1002.9 994.1 1003.2 999.8 1000.4 1000.7 1000.5 1006.2 1010.1 1003.8 994.1 DAY 15 22 23 9 4 12 1 14 1 2 4 9 MEAN QFF PRESSURE IN HPA 1018.8 1021.5 1016.3 1012.0 1013.9 1008.1 1006.5 1007.7 1014.6 1015.5 1021.4 1019.3 1014.6 MAX. QFF PRESSURE IN HPA 1033.1 1030.0 1033.3 1021.0 1022.8 1015.8 1014.3 1015.0 1022.3 1026.3 1035.7 1031.1 1035.7 DAY 23 7 11 1 15 3 19 21 14 31 7 17 MIN. QFF PRESSURE IN HPA 1005.7 1013.0 1003.2 994.3 1003.4 1000.0 1000.6 1000.9 1000.7 1006.4 1010.4 1004.1 994.3 DAY 15 22 23 9 4 12 1 14 1 2 4 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1020.1 1015.0 1011.1 1013.3 1007.4 1005.9 1007.0 1013.9 1014.3 1020.0 1017.8 1013.6 MAX. QFE PRESSURE IN HPA 1032.0 1028.6 1032.1 1020.7 1022.0 1015.3 1013.2 1014.1 1023.1 1024.6 1034.7 1028.8 1034.7 DAY 23 8 10 11 15 3 19 21 14 31 7 17 MIN. QFE PRESSURE IN HPA 1005.3 1011.4 1001.8 993.3 1001.8 1000.4 1000.1 999.7 1000.1 1004.2 1008.8 1003.6 993.3 DAY 15 22 23 9 3 12 10 12 1 2 4 9 MEAN QNH PRESSURE IN HPA 1019.0 1021.4 1016.3 1012.4 1014.6 1008.7 1007.2 1008.3 1015.2 1015.6 1021.3 1019.1 1014.9 MAX. QNH PRESSURE IN HPA 1033.3 1029.9 1033.4 1022.0 1023.3 1016.6 1014.5 1015.4 1024.4 1025.9 1036.0 1030.1 1036.0 DAY 23 8 10 11 15 3 19 21 14 31 7 17 MIN. QNH PRESSURE IN HPA 1006.6 1012.7 1003.1 994.6 1003.1 1001.7 1001.4 1001.0 1001.4 1005.5 1010.1 1004.9 994.6 DAY 15 22 23 9 3 12 10 12 1 2 4 9 MEAN QFF PRESSURE IN HPA 1019.3 1021.8 1016.7 1012.7 1014.8 1008.9 1007.5 1008.5 1015.4 1015.9 1021.6 1019.4 1015.2 MAX. QFF PRESSURE IN HPA 1033.7 1030.3 1033.8 1022.3 1023.6 1016.9 1014.7 1015.6 1024.7 1026.2 1036.3 1030.5 1036.3 DAY 23 8 10 11 15 3 19 21 14 31 7 17 MIN. QFF PRESSURE IN HPA 1006.9 1013.0 1003.4 994.8 1003.3 1001.9 1001.6 1001.2 1001.6 1005.7 1010.4 1005.2 994.8 DAY 15 22 23 9 3 12 10 12 1 2 4 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1019.6 1014.3 1010.8 1012.7 1007.0 1005.8 1006.8 1013.6 1013.7 1019.5 1017.5 1013.3 MAX. QFE PRESSURE IN HPA 1031.2 1028.4 1032.4 1020.2 1021.3 1015.0 1013.2 1014.1 1022.6 1024.6 1033.9 1028.1 1033.9 DAY 23 8 10 11 15 3 19 21 14 31 7 27 MIN. QFE PRESSURE IN HPA 1006.4 1011.2 1001.5 1000.1 1000.0 1000.4 998.9 998.1 998.7 1003.9 1007.3 1002.2 998.1 DAY 15 17 23 5 3 30 10 12 1 2 4 8 MEAN QNH PRESSURE IN HPA 1019.0 1020.9 1015.6 1012.1 1014.0 1008.3 1007.1 1008.0 1014.9 1015.0 1020.8 1018.8 1014.5 MAX. QNH PRESSURE IN HPA 1032.5 1029.7 1033.7 1021.5 1022.6 1016.3 1014.5 1015.4 1023.9 1025.9 1035.2 1029.4 1035.2 DAY 23 8 10 11 15 3 19 21 14 31 7 27 MIN. QNH PRESSURE IN HPA 1007.7 1012.5 1002.8 1001.4 1001.3 1001.7 1000.2 999.4 1000.0 1005.2 1008.6 1003.5 999.4 DAY 15 17 23 5 3 30 10 12 1 2 4 8 MEAN QFF PRESSURE IN HPA 1019.3 1021.3 1016.0 1012.4 1014.2 1008.5 1007.3 1008.2 1015.1 1015.3 1021.1 1019.1 1014.8 MAX. QFF PRESSURE IN HPA 1032.9 1030.1 1034.1 1021.8 1022.9 1016.6 1014.7 1015.6 1024.2 1026.2 1035.5 1029.8 1035.5 DAY 23 8 10 11 15 3 19 21 14 31 7 27 MIN. QFF PRESSURE IN HPA 1008.0 1012.8 1003.1 1001.7 1001.5 1001.9 1000.4 999.6 1000.2 1005.4 1008.8 1003.8 999.6 DAY 15 17 23 5 3 30 10 12 1 2 4 8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.4 6.2 11.0 17.2 21.5 27.9 27.8 28.4 23.8 18.5 14.9 11.3 17.9 MINIMUN AIR TEMPERATURE (C) 2.8 2.0 5.9 11.9 15.8 22.4 23.7 23.9 19.8 13.5 10.2 7.2 13.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 24 30 29 9 0 0 0 92 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 4 10 3 0 0 0 0 0 0 0 0 0 17 TEMPERATURE RECORDS LOWEST(C) -2.0 -1.0 -1.2 4.4 8.6 16.2 20.0 19.0 15.0 6.2 6.4 1.8 -2.0 DAY 17 16 1 2 5 1 26 31 13 10 30 20 MAXIMUM AIR TEMPERATURE (C) 10.6 11.3 16.8 23.5 27.9 33.9 32.6 33.8 29.2 25.0 20.7 16.0 23.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 13 30 24 28 13 7 0 0 120 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.8 24.0 27.2 34.0 34.6 38.5 37.4 39.0 36.8 33.0 27.6 27.2 39.0 DAY 30 7 24 14 28 22 6 26 1 17 15 10 DIF. BETWEEN (MAX.-MIN.) (C) 7.8 9.3 10.9 11.6 12.1 11.5 8.9 9.9 9.4 11.5 10.5 8.8 10.1 MEAN DAILY TEMP. (MDT) (C) 6.7 6.6 11.4 17.7 21.8 28.1 28.2 28.9 24.5 19.3 15.4 11.6 18.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 12.3 53.5 214.1 222.1 243.8 106.0 23.9 0.0 0.0 875.8 HEATING DEG. DAYS(BASE 18 0C) 350.6 318.7 205.5 47.7 9.5 0.0 0.0 0.0 0.0 30.1 79.5 199.1 1240.6 DEWPOINT (MEAN C) 3.4 2.6 6.1 12.2 14.5 19.3 21.2 22.1 19.1 13.2 10.5 7.7 12.7 MIXING RATIO (G/KG) 4.86 4.65 5.99 9.08 10.50 14.29 16.03 17.02 14.13 9.68 7.95 6.58 10.06 VAPOUR PRESSURE (HPA) 7.89 7.56 9.66 14.54 16.80 22.66 25.29 26.85 22.45 15.57 12.85 10.68 16.07 SATURATION DEF. (HPA) 1.93 2.42 4.18 6.17 9.93 15.79 12.68 12.58 7.77 6.78 4.75 3.10 7.34 RELATIVE HUMIDITY (MEAN %) 82 79 74 75 68 62 69 70 77 74 77 80 74 RELATIVE HUMIDITY (MAX. %) 93 93 90 90 87 80 82 85 90 89 91 90 88 RELATIVE HUMIDITY (MIN. %) 67 61 53 54 45 43 52 52 58 49 57 67 55 RELATIVE HUMIDITY (MEAN% 03UTC) 87 88 85 86 78 72 77 77 85 85 87 87 83 RELATIVE HUMIDITY (MEAN% 09UTC) 73 66 60 59 49 46 55 55 61 53 63 71 59 RELATIVE HUMIDITY (MEAN% 15UTC) 84 80 72 71 62 56 63 68 78 78 78 82 73 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 101.8 41.6 22.4 80.8 40.5 40.0 5.9 6.0 79.0 33.4 12.8 11.8 476.0 DAYS WITH PRECIPITATION >=10 5 1 0 2 2 2 0 0 2 1 0 0 15 DAYS WITH PRECIPITATION >= 5 7 3 2 2 3 2 0 0 6 3 1 0 29 DAYS WITH PRECIPITATION >= 1 10 9 6 5 4 2 3 2 7 6 3 4 61 DAYS WITH PRECIPITATION 16 12 12 10 8 6 5 11 10 8 6 9 113 GREATEST DAILY PRECIPITATION 23.3 10.2 6.0 47.0 18.0 27.0 2.9 3.2 31.0 14.2 6.2 3.7 47.0 DAY 13 27 15 24 1 30 13 22 11 8 11 2 DAY WITH THUNDER STORM 0 0 0 3 9 4 0 8 4 3 0 0 31 DAYS WITH SNOW OR SLEET 1 7 0 0 0 0 0 0 0 0 0 0 8 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 1 1 WIND DIRECTION (PREVAILING) 180 225 270 270 270 270 270 270 270 180 180 225 270 PREVAILING WIND SPEED(KNOTS) 3.4 2.7 5.7 4.3 6.5 6.2 4.5 5.6 4.8 2.8 2.8 3.7 5.4 PREVAILING WIND PERCENT 6.9 8.9 13.7 16.7 16.5 24.2 22.6 13.7 7.1 6.9 3.3 6.0 11.7 CALMS PERCENT OF WIND 66.5 66.5 63.7 66.7 62.9 52.9 60.9 68.1 77.1 80.2 89.2 81.0 69.7 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 241 250 276 263 262 274 266 271 250 251 240 244 263 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.5 0.9 0.8 1.4 2.0 1.2 1.0 0.7 0.4 0.2 0.4 0.8 WIND STEADINESES (MEAN %) 38.5 41.7 56.3 61.5 70.0 80.0 80.0 62.5 77.8 50.0 40.0 57.1 61.5 WIND SPEED (MEAN KNOTS) 1.3 1.2 1.6 1.3 2.0 2.5 1.5 1.6 0.9 0.8 0.5 0.7 1.3 FASTEST WIND DIRECTION 300 310 280 280 280 300 280 270 270 290 190 300 280 FASTEST WIND SPEED (KNOTS) 19 12 21 16 21 16 12 19 10 16 14 12 21 DAY 13 27 25 28 29 2 20 11 5 17 2 11 DAYS WITH SKY CLEAR (0-2)/8 7 7 8 12 14 19 14 13 12 11 9 7 133 DAYS WITH P.CLOUDY (3-6)/8 10 9 14 11 11 9 10 12 9 13 13 9 130 DAYS WITH CLOUDY (7-8)/8 14 12 9 7 6 2 7 6 9 7 8 15 102 DAYS WITH VISIBILITY =< 2 KM 10 7 2 1 1 1 0 0 4 2 1 8 37 DURATION OF SUNSHINE HOURS 110.4 134.4 172.8 208.9 274.2 310.9 258.7 259.4 182.7 196.9 160.7 103.7 2373.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.2 1019.6 1014.6 1012.5 1012.8 1009.8 1006.7 1008.6 1011.8 1017.5 1018.5 1021.2 1014.3 MAX. QFE PRESSURE IN HPA 1029.9 1037.7 1029.6 1024.2 1024.9 1015.8 1015.2 1014.1 1020.7 1035.7 1029.0 1032.6 1037.7 DAY-HOUR 22- 6 22-15 26- 6 1- 0 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 MIN. QFE PRESSURE IN HPA 1002.8 999.5 995.8 1001.3 997.2 1003.1 992.3 1000.6 1002.3 1001.6 1006.8 1007.9 992.3 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 MEAN QNH PRESSURE IN HPA 1019.5 1020.9 1015.9 1013.8 1014.1 1011.1 1008.0 1009.9 1013.1 1018.8 1019.8 1022.5 1015.6 MAX. QNH PRESSURE IN HPA 1031.2 1039.0 1030.9 1025.5 1026.2 1017.1 1016.5 1015.4 1022.0 1037.0 1030.3 1033.9 1039.0 DAY-HOUR 22- 6 22-15 26- 6 1- 0 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 MIN. QNH PRESSURE IN HPA 1004.1 1000.8 997.1 1002.6 998.5 1004.4 993.6 1001.9 1003.6 1002.9 1008.1 1009.2 993.6 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 MEAN QFF PRESSURE IN HPA 1019.9 1021.2 1016.2 1014.1 1014.3 1011.3 1008.2 1010.1 1013.3 1019.1 1020.1 1022.8 1015.9 MAX. QFF PRESSURE IN HPA 1031.6 1039.4 1031.2 1025.8 1026.5 1017.3 1016.7 1015.6 1022.3 1037.3 1030.6 1034.2 1039.4 DAY-HOUR 22- 6 22-21 26- 6 1- 3 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 MIN. QFF PRESSURE IN HPA 1004.4 1001.1 997.4 1002.8 998.7 1004.6 993.8 1002.1 1003.8 1003.1 1008.4 1009.5 993.8 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.7 1019.5 1014.0 1012.0 1012.3 1009.5 1006.5 1008.3 1011.5 1017.0 1018.6 1021.0 1014.0 MAX. QFE PRESSURE IN HPA 1027.4 1035.4 1027.6 1024.2 1023.4 1014.9 1014.1 1012.7 1019.4 1032.8 1028.1 1030.8 1035.4 DAY 23 23 26 1 3 6 15 19 12 9 24 3 MIN. QFE PRESSURE IN HPA 1004.7 999.5 999.3 1004.1 998.6 1003.1 995.8 1000.6 1003.3 1002.9 1009.8 1007.9 995.8 DAY 30 14 30 21 21 23 6 31 24 2 19 21 MEAN QNH PRESSURE IN HPA 1019.0 1020.8 1015.3 1013.3 1013.6 1010.8 1007.8 1009.6 1012.8 1018.3 1019.9 1022.3 1015.3 MAX. QNH PRESSURE IN HPA 1028.7 1036.7 1028.9 1025.5 1024.7 1016.2 1015.4 1014.0 1020.7 1034.1 1029.4 1032.1 1036.7 DAY 23 23 26 1 3 6 15 19 12 9 24 3 MIN. QNH PRESSURE IN HPA 1006.0 1000.8 1000.6 1005.4 999.9 1004.4 997.1 1001.9 1004.6 1004.2 1011.1 1009.2 997.1 DAY 30 14 30 21 21 23 6 31 24 2 19 21 MEAN QFF PRESSURE IN HPA 1019.4 1021.2 1015.7 1013.6 1013.9 1011.0 1008.0 1009.8 1013.0 1018.6 1020.1 1022.6 1015.6 MAX. QFF PRESSURE IN HPA 1029.1 1037.1 1029.2 1025.8 1025.0 1016.4 1015.6 1014.2 1021.0 1034.4 1029.7 1032.5 1037.1 DAY 23 23 26 1 3 6 15 19 12 9 24 3 MIN. QFF PRESSURE IN HPA 1006.3 1001.1 1000.9 1005.7 1000.1 1004.6 997.3 1002.1 1004.8 1004.4 1011.4 1009.5 997.3 DAY 30 14 30 21 21 23 6 31 24 2 19 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.0 1019.7 1014.7 1012.7 1013.1 1010.6 1007.4 1009.2 1012.2 1017.7 1018.9 1021.2 1014.6 MAX. QFE PRESSURE IN HPA 1028.0 1034.5 1029.0 1024.2 1024.1 1015.2 1015.0 1014.1 1020.1 1034.1 1028.1 1031.1 1034.5 DAY 22 23 26 1 3 5 20 19 12 9 24 29 MIN. QFE PRESSURE IN HPA 1004.3 999.5 995.8 1001.6 998.1 1004.6 998.5 1001.9 1004.9 1004.5 1009.4 1009.3 995.8 DAY 30 14 30 21 21 23 6 31 24 1 16 11 MEAN QNH PRESSURE IN HPA 1019.3 1021.0 1016.0 1014.0 1014.4 1011.9 1008.7 1010.5 1013.5 1019.0 1020.2 1022.6 1015.9 MAX. QNH PRESSURE IN HPA 1029.3 1035.8 1030.3 1025.5 1025.4 1016.5 1016.3 1015.4 1021.4 1035.4 1029.4 1032.4 1035.8 DAY 22 23 26 1 3 5 20 19 12 9 24 29 MIN. QNH PRESSURE IN HPA 1005.6 1000.8 997.1 1002.9 999.4 1005.9 999.8 1003.2 1006.2 1005.8 1010.7 1010.6 997.1 DAY 30 14 30 21 21 23 6 31 24 1 16 11 MEAN QFF PRESSURE IN HPA 1019.7 1021.3 1016.3 1014.3 1014.6 1012.1 1008.9 1010.7 1013.8 1019.3 1020.5 1022.9 1016.2 MAX. QFF PRESSURE IN HPA 1029.7 1036.2 1030.7 1025.8 1025.7 1016.7 1016.5 1015.6 1021.7 1035.7 1029.7 1032.7 1036.2 DAY 22 23 26 1 3 5 20 19 12 9 24 29 MIN. QFF PRESSURE IN HPA 1005.9 1001.1 997.4 1003.1 999.6 1006.1 1000.0 1003.4 1006.4 1006.0 1011.0 1010.9 997.4 DAY 30 14 30 21 21 23 6 31 24 1 16 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.1 1020.3 1015.7 1013.3 1013.6 1010.7 1007.8 1009.7 1012.9 1018.6 1019.7 1022.0 1015.3 MAX. QFE PRESSURE IN HPA 1029.9 1036.2 1029.6 1024.2 1024.2 1015.8 1015.2 1013.8 1020.7 1035.7 1028.9 1032.6 1036.2 DAY 22 22 26 1 3 6 20 19 12 9 24 29 MIN. QFE PRESSURE IN HPA 1004.9 1001.5 1004.8 1002.6 998.2 1004.9 998.5 1005.3 1006.6 1004.8 1011.1 1012.3 998.2 DAY 30 14 30 21 21 23 5 31 24 1 1 11 MEAN QNH PRESSURE IN HPA 1020.4 1021.6 1017.0 1014.6 1014.9 1012.0 1009.1 1011.0 1014.2 1019.9 1021.0 1023.3 1016.6 MAX. QNH PRESSURE IN HPA 1031.2 1037.5 1030.9 1025.5 1025.5 1017.1 1016.5 1015.1 1022.0 1037.0 1030.2 1033.9 1037.5 DAY 22 22 26 1 3 6 20 19 12 9 24 29 MIN. QNH PRESSURE IN HPA 1006.2 1002.8 1006.1 1003.9 999.5 1006.2 999.8 1006.6 1007.9 1006.1 1012.4 1013.6 999.5 DAY 30 14 30 21 21 23 5 31 24 1 1 11 MEAN QFF PRESSURE IN HPA 1020.8 1022.0 1017.3 1014.9 1015.2 1012.2 1009.3 1011.2 1014.5 1020.2 1021.3 1023.6 1016.9 MAX. QFF PRESSURE IN HPA 1031.6 1037.9 1031.2 1025.8 1025.8 1017.3 1016.7 1015.3 1022.3 1037.3 1030.5 1034.2 1037.9 DAY 22 22 26 1 3 6 20 19 12 9 24 29 MIN. QFF PRESSURE IN HPA 1006.5 1003.1 1006.4 1004.1 999.7 1006.4 1000.0 1006.8 1008.1 1006.3 1012.7 1013.9 999.7 DAY 30 14 30 21 21 23 5 31 24 1 1 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1019.5 1015.0 1012.8 1013.2 1009.9 1006.9 1008.8 1011.9 1017.5 1018.4 1020.7 1014.4 MAX. QFE PRESSURE IN HPA 1029.6 1036.7 1028.9 1023.2 1023.6 1014.5 1015.1 1012.7 1020.4 1035.3 1027.9 1031.7 1036.7 DAY 22 22 26 12 3 5 20 18 12 9 24 29 MIN. QFE PRESSURE IN HPA 1003.7 1001.7 1002.5 1002.1 998.8 1004.8 997.1 1004.5 1005.0 1003.6 1008.1 1011.6 997.1 DAY 30 14 17 21 21 23 5 26 23 1 1 23 MEAN QNH PRESSURE IN HPA 1019.4 1020.8 1016.3 1014.1 1014.5 1011.2 1008.2 1010.1 1013.2 1018.8 1019.7 1022.0 1015.7 MAX. QNH PRESSURE IN HPA 1030.9 1038.0 1030.2 1024.5 1024.9 1015.8 1016.4 1014.0 1021.7 1036.6 1029.2 1033.0 1038.0 DAY 22 22 26 12 3 5 20 18 12 9 24 29 MIN. QNH PRESSURE IN HPA 1005.0 1003.0 1003.8 1003.4 1000.1 1006.1 998.4 1005.8 1006.3 1004.9 1009.4 1012.9 998.4 DAY 30 14 17 21 21 23 5 26 23 1 1 23 MEAN QFF PRESSURE IN HPA 1019.7 1021.1 1016.6 1014.4 1014.7 1011.4 1008.4 1010.3 1013.4 1019.0 1020.0 1022.3 1016.0 MAX. QFF PRESSURE IN HPA 1031.3 1038.4 1030.5 1024.8 1025.2 1016.0 1016.6 1014.2 1022.0 1036.9 1029.5 1033.3 1038.4 DAY 22 22 26 12 3 5 20 18 12 9 24 29 MIN. QFF PRESSURE IN HPA 1005.3 1003.3 1004.1 1003.6 1000.3 1006.3 998.6 1006.0 1006.5 1005.1 1009.7 1013.2 998.6 DAY 30 14 17 21 21 23 5 26 23 1 1 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.6 1018.6 1013.8 1011.9 1012.2 1009.0 1005.9 1008.1 1011.1 1016.8 1017.5 1020.4 1013.6 MAX. QFE PRESSURE IN HPA 1028.9 1036.7 1026.8 1021.7 1022.9 1013.5 1013.9 1012.3 1019.2 1033.8 1027.9 1030.0 1036.7 DAY 22 22 26 1 3 5 20 18 12 9 24 29 MIN. QFE PRESSURE IN HPA 1002.8 1001.7 1000.4 1001.3 999.4 1004.1 995.4 1002.6 1003.4 1002.4 1006.8 1010.8 995.4 DAY 30 7 17 21 21 23 5 26 23 1 1 23 MEAN QNH PRESSURE IN HPA 1018.9 1019.9 1015.1 1013.2 1013.5 1010.3 1007.2 1009.3 1012.4 1018.1 1018.8 1021.7 1014.9 MAX. QNH PRESSURE IN HPA 1030.2 1038.0 1028.1 1023.0 1024.2 1014.8 1015.2 1013.6 1020.5 1035.1 1029.2 1031.3 1038.0 DAY 22 22 26 1 3 5 20 18 12 9 24 29 MIN. QNH PRESSURE IN HPA 1004.1 1003.0 1001.7 1002.6 1000.7 1005.4 996.7 1003.9 1004.7 1003.7 1008.1 1012.1 996.7 DAY 30 7 17 21 21 23 5 26 23 1 1 23 MEAN QFF PRESSURE IN HPA 1019.2 1020.2 1015.4 1013.5 1013.7 1010.5 1007.4 1009.6 1012.6 1018.4 1019.1 1022.0 1015.1 MAX. QFF PRESSURE IN HPA 1030.6 1038.4 1028.4 1023.3 1024.5 1015.0 1015.4 1013.8 1020.8 1035.4 1029.5 1031.6 1038.4 DAY 22 22 26 1 3 5 20 18 12 9 24 29 MIN. QFF PRESSURE IN HPA 1004.4 1003.3 1002.0 1002.8 1000.9 1005.6 996.9 1004.1 1004.9 1003.9 1008.4 1012.4 996.9 DAY 30 7 17 21 21 23 5 26 23 1 1 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.4 1019.4 1014.2 1012.1 1012.2 1009.3 1005.9 1007.9 1011.1 1017.5 1018.1 1021.2 1014.0 MAX. QFE PRESSURE IN HPA 1028.9 1037.7 1025.1 1021.6 1023.6 1013.1 1014.3 1012.5 1018.7 1033.2 1029.0 1031.2 1037.7 DAY 22 22 26 6 2 5 20 18 12 9 20 2 MIN. QFE PRESSURE IN HPA 1006.6 1002.7 1000.6 1002.3 999.9 1004.3 994.5 1002.6 1003.0 1001.8 1007.1 1010.8 994.5 DAY 29 7 17 21 21 22 5 26 23 1 1 20 MEAN QNH PRESSURE IN HPA 1019.7 1020.7 1015.5 1013.4 1013.5 1010.5 1007.2 1009.2 1012.4 1018.8 1019.4 1022.6 1015.3 MAX. QNH PRESSURE IN HPA 1030.2 1039.0 1026.4 1022.9 1024.9 1014.4 1015.6 1013.8 1020.0 1034.5 1030.3 1032.5 1039.0 DAY 22 22 26 6 2 5 20 18 12 9 20 2 MIN. QNH PRESSURE IN HPA 1007.9 1004.0 1001.9 1003.6 1001.2 1005.6 995.8 1003.9 1004.3 1003.1 1008.4 1012.1 995.8 DAY 29 7 17 21 21 22 5 26 23 1 1 20 MEAN QFF PRESSURE IN HPA 1020.1 1021.0 1015.9 1013.7 1013.8 1010.8 1007.4 1009.4 1012.7 1019.1 1019.7 1022.9 1015.5 MAX. QFF PRESSURE IN HPA 1030.6 1039.4 1026.7 1023.2 1025.2 1014.6 1015.8 1014.0 1020.3 1034.8 1030.6 1032.9 1039.4 DAY 22 22 26 6 2 5 20 18 12 9 20 2 MIN. QFF PRESSURE IN HPA 1008.2 1004.3 1002.2 1003.8 1001.4 1005.8 996.0 1004.1 1004.5 1003.3 1008.7 1012.4 996.0 DAY 29 7 17 21 21 22 5 26 23 1 1 20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.8 1020.0 1014.8 1012.8 1013.1 1009.9 1006.9 1008.8 1012.0 1018.0 1018.6 1021.6 1014.6 MAX. QFE PRESSURE IN HPA 1028.6 1037.7 1025.2 1022.0 1024.9 1014.8 1014.9 1012.9 1020.0 1033.2 1028.4 1031.8 1037.7 DAY 22 22 3 6 2 16 20 18 11 9 20 2 MIN. QFE PRESSURE IN HPA 1006.3 1001.9 997.4 1003.2 999.4 1004.5 994.5 1003.1 1003.1 1002.9 1008.9 1009.3 994.5 DAY 29 13 29 21 21 22 5 26 23 1 18 20 MEAN QNH PRESSURE IN HPA 1020.1 1021.3 1016.1 1014.1 1014.4 1011.2 1008.2 1010.1 1013.3 1019.3 1019.9 1022.9 1015.9 MAX. QNH PRESSURE IN HPA 1029.9 1039.0 1026.5 1023.3 1026.2 1016.1 1016.2 1014.2 1021.3 1034.5 1029.7 1033.1 1039.0 DAY 22 22 3 6 2 16 20 18 11 9 20 2 MIN. QNH PRESSURE IN HPA 1007.6 1003.2 998.7 1004.5 1000.7 1005.8 995.8 1004.4 1004.4 1004.2 1010.2 1010.6 995.8 DAY 29 13 29 21 21 22 5 26 23 1 18 20 MEAN QFF PRESSURE IN HPA 1020.4 1021.6 1016.5 1014.4 1014.7 1011.4 1008.4 1010.3 1013.5 1019.6 1020.2 1023.2 1016.2 MAX. QFF PRESSURE IN HPA 1030.3 1039.4 1026.9 1023.6 1026.5 1016.3 1016.4 1014.4 1021.6 1034.8 1030.0 1033.5 1039.4 DAY 22 22 3 6 2 16 20 18 11 9 20 2 MIN. QFF PRESSURE IN HPA 1007.9 1003.5 999.0 1004.7 1000.9 1006.0 996.0 1004.6 1004.6 1004.4 1010.5 1010.9 996.0 DAY 29 13 29 21 21 22 5 26 23 1 18 20 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1019.6 1014.4 1012.4 1012.5 1009.6 1006.6 1008.5 1011.6 1017.3 1018.3 1021.4 1014.2 MAX. QFE PRESSURE IN HPA 1027.9 1037.7 1026.7 1022.5 1024.1 1015.1 1014.6 1013.0 1019.4 1032.2 1028.4 1031.3 1037.7 DAY 22 22 25 11 2 16 14 18 11 9 23 2 MIN. QFE PRESSURE IN HPA 1005.7 1000.3 996.1 1003.1 997.2 1003.9 992.3 1001.9 1002.3 1001.6 1009.0 1009.3 992.3 DAY 29 13 29 18 21 22 5 30 23 1 8 20 MEAN QNH PRESSURE IN HPA 1019.6 1020.9 1015.7 1013.7 1013.8 1010.9 1007.9 1009.8 1012.9 1018.6 1019.6 1022.7 1015.5 MAX. QNH PRESSURE IN HPA 1029.2 1039.0 1028.0 1023.8 1025.4 1016.4 1015.9 1014.3 1020.7 1033.5 1029.7 1032.6 1039.0 DAY 22 22 25 11 2 16 14 18 11 9 23 2 MIN. QNH PRESSURE IN HPA 1007.0 1001.6 997.4 1004.4 998.5 1005.2 993.6 1003.2 1003.6 1002.9 1010.3 1010.6 993.6 DAY 29 13 29 18 21 22 5 30 23 1 8 20 MEAN QFF PRESSURE IN HPA 1019.9 1021.2 1016.0 1014.0 1014.1 1011.2 1008.1 1010.0 1013.1 1018.9 1019.9 1023.0 1015.8 MAX. QFF PRESSURE IN HPA 1029.6 1039.4 1028.3 1024.1 1025.7 1016.6 1016.1 1014.5 1021.0 1033.8 1030.0 1033.0 1039.4 DAY 22 22 25 11 2 16 14 18 11 9 23 2 MIN. QFF PRESSURE IN HPA 1007.3 1001.9 997.7 1004.6 998.7 1005.4 993.8 1003.4 1003.8 1003.1 1010.6 1010.9 993.8 DAY 29 13 29 18 21 22 5 30 23 1 8 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.1 11.2 11.3 15.6 19.7 24.8 26.8 29.5 24.2 19.9 11.9 10.0 17.7 MINIMUN AIR TEMPERATURE (C) 4.0 6.2 6.4 10.8 14.7 19.8 22.2 24.6 20.0 15.3 7.8 5.2 13.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 8 24 31 18 1 0 0 82 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 5 0 0 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS LOWEST(C) -2.8 0.8 0.4 3.4 8.2 16.0 18.0 22.0 12.2 8.4 3.2 0.2 -2.8 DAY 3 22 19 11 22 6 15 24 29 28 30 1 MAXIMUM AIR TEMPERATURE (C) 13.8 17.7 16.6 21.4 26.3 30.6 32.0 35.6 29.7 25.6 17.0 15.7 23.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 8 20 26 31 16 1 0 0 104 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 19.8 26.6 24.0 34.2 34.0 35.8 36.0 41.6 34.8 30.2 27.6 24.8 41.6 DAY 11 25 20 30 27 24 21 24 8 11 25 29 DIF. BETWEEN (MAX.-MIN.) (C) 9.8 11.5 10.2 10.6 11.6 10.8 9.8 11.0 9.7 10.3 9.2 10.5 10.4 MEAN DAILY TEMP. (MDT) (C) 8.9 11.9 11.5 16.1 20.5 25.2 27.1 30.1 24.8 20.5 12.4 10.5 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.3 27.0 126.9 189.2 282.0 119.9 29.5 0.0 0.0 776.0 HEATING DEG. DAYS(BASE 18 0C) 283.0 171.1 203.0 67.3 11.2 0.0 0.0 0.0 0.0 14.5 168.7 233.9 1152.6 DEWPOINT (MEAN C) 3.6 5.5 6.8 10.2 13.3 16.6 19.2 22.4 18.1 14.9 7.6 5.5 12.0 MIXING RATIO (G/KG) 4.99 5.71 6.24 7.81 9.65 11.93 14.18 17.42 13.29 10.84 6.58 5.64 9.52 VAPOUR PRESSURE (HPA) 8.11 9.22 10.09 12.58 15.48 18.98 22.43 27.40 21.14 17.36 10.66 9.17 15.22 SATURATION DEF. (HPA) 3.16 4.66 3.72 5.82 8.31 13.09 13.52 14.79 9.98 6.71 3.73 3.57 7.59 RELATIVE HUMIDITY (MEAN %) 75 71 76 73 70 62 65 67 71 75 77 76 72 RELATIVE HUMIDITY (MAX. %) 88 87 89 89 89 79 84 82 85 90 91 89 87 RELATIVE HUMIDITY (MIN. %) 56 53 58 53 45 42 46 48 51 54 58 57 52 RELATIVE HUMIDITY (MEAN% 03UTC) 84 80 86 85 81 72 75 75 81 83 84 83 81 RELATIVE HUMIDITY (MEAN% 09UTC) 61 59 63 58 52 45 49 52 54 61 65 63 57 RELATIVE HUMIDITY (MEAN% 15UTC) 76 73 75 71 65 56 57 65 73 78 80 80 71 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.2 34.4 70.1 22.1 77.6 0.3 56.7 4.1 113.2 84.7 53.1 20.8 592.3 DAYS WITH PRECIPITATION >=10 3 2 3 1 3 0 1 0 4 1 0 0 18 DAYS WITH PRECIPITATION >= 5 4 2 3 1 4 0 4 0 5 2 4 2 31 DAYS WITH PRECIPITATION >= 1 8 2 7 5 8 0 6 2 5 3 11 3 60 DAYS WITH PRECIPITATION 9 5 13 12 11 3 9 3 11 8 14 4 102 GREATEST DAILY PRECIPITATION 15.0 17.0 26.0 10.3 35.0 0.3 30.0 2.4 49.0 72.0 7.8 9.0 72.0 DAY 19 4 17 9 21 12 26 30 17 13 1 16 DAY WITH THUNDER STORM 0 0 1 4 1 5 5 2 1 5 0 0 24 DAYS WITH SNOW OR SLEET 0 0 1 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 180 270 270 270 270 270 270 270 270 225 270 225 270 PREVAILING WIND SPEED(KNOTS) 3.5 6.9 4.7 6.1 6.3 5.8 4.9 4.6 4.1 3.2 6.1 3.9 5.4 PREVAILING WIND PERCENT 8.1 7.1 13.3 17.9 14.5 27.5 21.0 14.9 11.7 8.5 7.9 8.5 12.8 CALMS PERCENT OF WIND 72.6 74.6 66.1 59.2 58.9 56.7 61.7 69.0 65.8 69.8 72.5 80.6 67.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 229 243 255 263 262 275 275 263 254 245 244 247 260 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.5 0.8 1.5 1.4 1.9 1.3 0.9 0.9 0.6 0.7 0.6 0.9 WIND STEADINESES (MEAN %) 54.5 41.7 61.5 75.0 66.7 82.6 76.5 75.0 75.0 50.0 53.8 66.7 60.0 WIND SPEED (MEAN KNOTS) 1.1 1.2 1.3 2.0 2.1 2.3 1.7 1.2 1.2 1.2 1.3 0.9 1.5 FASTEST WIND DIRECTION 60 300 200 280 280 250 280 280 280 270 280 270 280 FASTEST WIND SPEED (KNOTS) 10 19 10 19 39 14 10 12 12 16 16 10 39 DAY 2 3 2 20 14 15 5 25 27 11 1 4 DAYS WITH SKY CLEAR (0-2)/8 14 10 7 7 13 17 17 21 12 10 11 12 151 DAYS WITH P.CLOUDY (3-6)/8 6 8 11 12 9 10 11 9 9 17 4 12 118 DAYS WITH CLOUDY (7-8)/8 11 10 13 11 9 3 3 1 9 4 15 7 96 DAYS WITH VISIBILITY =< 2 KM 0 2 3 6 4 0 1 1 3 2 1 6 29 DURATION OF SUNSHINE HOURS 151.7 140.8 152.0 166.2 237.6 290.4 286.5 312.0 197.6 215.2 146.0 155.2 2451.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.7 1014.0 1016.2 1015.1 1013.2 1008.7 1007.1 1006.5 1011.5 1015.0 1019.2 1021.0 1013.9 MAX. QFE PRESSURE IN HPA 1039.7 1027.3 1030.9 1024.7 1021.8 1020.1 1014.6 1015.4 1020.6 1025.6 1033.2 1034.1 1039.7 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 MIN. QFE PRESSURE IN HPA 1001.7 992.7 1001.4 998.9 997.0 993.1 1000.1 999.6 1002.9 1005.6 1003.3 1007.3 992.7 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 MEAN QNH PRESSURE IN HPA 1021.0 1015.3 1017.5 1016.4 1014.5 1010.0 1008.4 1007.8 1012.8 1016.3 1020.5 1022.3 1015.2 MAX. QNH PRESSURE IN HPA 1041.0 1028.6 1032.2 1026.0 1023.1 1021.4 1015.9 1016.7 1021.9 1026.9 1034.5 1035.4 1041.0 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 MIN. QNH PRESSURE IN HPA 1003.0 994.0 1002.7 1000.2 998.3 994.4 1001.4 1000.9 1004.2 1006.9 1004.6 1008.6 994.0 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 MEAN QFF PRESSURE IN HPA 1021.4 1015.6 1017.8 1016.7 1014.7 1010.2 1008.6 1008.0 1013.0 1016.6 1020.9 1022.6 1015.5 MAX. QFF PRESSURE IN HPA 1041.4 1028.9 1032.6 1026.3 1023.4 1021.7 1016.1 1016.9 1022.2 1027.2 1034.9 1035.7 1041.4 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 MIN. QFF PRESSURE IN HPA 1003.3 994.2 1003.0 1000.4 998.5 994.6 1001.6 1001.1 1004.4 1007.1 1004.9 1008.9 994.2 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.3 1013.6 1015.6 1014.5 1012.8 1008.6 1006.9 1006.0 1011.2 1014.5 1018.9 1021.0 1013.6 MAX. QFE PRESSURE IN HPA 1039.2 1025.4 1027.1 1023.4 1020.6 1018.3 1012.8 1014.7 1017.0 1024.5 1030.1 1031.8 1039.2 DAY 2 12 19 22 9 17 13 20 24 26 30 1 MIN. QFE PRESSURE IN HPA 1002.6 1000.1 1001.4 1000.6 997.0 996.1 1000.9 999.6 1003.8 1005.6 1004.3 1009.8 996.1 DAY 9 20 21 14 14 25 22 13 13 11 25 16 MEAN QNH PRESSURE IN HPA 1020.6 1014.9 1016.9 1015.8 1014.1 1009.9 1008.2 1007.3 1012.5 1015.8 1020.2 1022.3 1014.9 MAX. QNH PRESSURE IN HPA 1040.5 1026.7 1028.4 1024.7 1021.9 1019.6 1014.1 1016.0 1018.3 1025.8 1031.4 1033.1 1040.5 DAY 2 12 19 22 9 17 13 20 24 26 30 1 MIN. QNH PRESSURE IN HPA 1003.9 1001.4 1002.7 1001.9 998.3 997.4 1002.2 1000.9 1005.1 1006.9 1005.6 1011.1 997.4 DAY 9 20 21 14 14 25 22 13 13 11 25 16 MEAN QFF PRESSURE IN HPA 1020.9 1015.2 1017.2 1016.1 1014.4 1010.2 1008.4 1007.5 1012.7 1016.0 1020.5 1022.6 1015.1 MAX. QFF PRESSURE IN HPA 1040.9 1027.0 1028.8 1025.0 1022.2 1019.9 1014.3 1016.2 1018.6 1026.1 1031.8 1033.5 1040.9 DAY 2 12 19 22 9 17 13 20 24 26 30 1 MIN. QFF PRESSURE IN HPA 1004.2 1001.7 1003.0 1002.1 998.5 997.6 1002.4 1001.1 1005.3 1007.1 1005.9 1011.4 997.6 DAY 9 20 21 14 14 25 22 13 13 11 25 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1014.0 1016.2 1015.2 1013.7 1009.7 1007.6 1007.0 1012.0 1015.0 1018.9 1021.3 1014.2 MAX. QFE PRESSURE IN HPA 1039.7 1026.5 1025.5 1023.8 1021.8 1018.3 1012.9 1014.7 1018.2 1024.8 1030.1 1032.4 1039.7 DAY 2 11 18 23 9 17 13 20 5 26 30 24 MIN. QFE PRESSURE IN HPA 1001.7 999.0 1003.0 1003.6 999.5 997.6 1002.8 1000.1 1005.2 1005.6 1003.3 1009.7 997.6 DAY 9 20 21 13 14 25 22 13 16 11 25 14 MEAN QNH PRESSURE IN HPA 1020.8 1015.3 1017.5 1016.5 1015.0 1010.9 1008.9 1008.3 1013.3 1016.3 1020.2 1022.6 1015.5 MAX. QNH PRESSURE IN HPA 1041.0 1027.8 1026.8 1025.1 1023.1 1019.6 1014.2 1016.0 1019.5 1026.1 1031.4 1033.7 1041.0 DAY 2 11 18 23 9 17 13 20 5 26 30 24 MIN. QNH PRESSURE IN HPA 1003.0 1000.3 1004.3 1004.9 1000.8 998.9 1004.1 1001.4 1006.5 1006.9 1004.6 1011.0 998.9 DAY 9 20 21 13 14 25 22 13 16 11 25 14 MEAN QFF PRESSURE IN HPA 1021.2 1015.7 1017.9 1016.8 1015.3 1011.2 1009.1 1008.5 1013.5 1016.6 1020.5 1022.9 1015.8 MAX. QFF PRESSURE IN HPA 1041.4 1028.1 1027.2 1025.4 1023.4 1019.9 1014.4 1016.2 1019.7 1026.4 1031.8 1034.0 1041.4 DAY 2 11 18 23 9 17 13 20 5 26 30 24 MIN. QFF PRESSURE IN HPA 1003.3 1000.6 1004.6 1005.1 1001.0 999.1 1004.3 1001.6 1006.7 1007.1 1004.9 1011.3 999.1 DAY 9 20 21 14 14 25 22 13 16 11 25 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1021.0 1015.4 1017.3 1016.1 1014.3 1009.6 1007.9 1007.8 1012.5 1016.1 1019.9 1022.2 1015.0 MAX. QFE PRESSURE IN HPA 1039.7 1027.3 1026.9 1024.7 1021.6 1018.8 1012.2 1015.4 1019.1 1025.6 1031.6 1034.1 1039.7 DAY 2 11 18 22 9 16 13 20 23 26 30 24 MIN. QFE PRESSURE IN HPA 1005.4 998.6 1004.1 1004.7 1006.2 997.7 1003.9 1002.6 1004.7 1007.9 1004.3 1009.8 997.7 DAY 9 20 21 13 18 25 22 13 16 11 25 15 MEAN QNH PRESSURE IN HPA 1022.3 1016.7 1018.6 1017.4 1015.6 1010.8 1009.2 1009.1 1013.8 1017.4 1021.2 1023.5 1016.3 MAX. QNH PRESSURE IN HPA 1041.0 1028.6 1028.2 1026.0 1022.9 1020.1 1013.5 1016.7 1020.4 1026.9 1032.9 1035.4 1041.0 DAY 2 11 18 22 9 16 13 20 23 26 30 24 MIN. QNH PRESSURE IN HPA 1006.7 999.9 1005.4 1006.0 1007.5 999.0 1005.2 1003.9 1006.0 1009.2 1005.6 1011.1 999.0 DAY 9 20 21 13 18 25 22 13 16 11 25 15 MEAN QFF PRESSURE IN HPA 1022.6 1017.0 1018.9 1017.6 1015.9 1011.1 1009.4 1009.3 1014.0 1017.7 1021.5 1023.8 1016.6 MAX. QFF PRESSURE IN HPA 1041.4 1028.9 1028.6 1026.3 1023.2 1020.3 1013.7 1016.9 1020.7 1027.2 1033.3 1035.7 1041.4 DAY 2 11 18 22 9 16 13 20 23 26 30 24 MIN. QFF PRESSURE IN HPA 1007.0 1000.2 1005.7 1006.3 1007.7 999.2 1005.4 1004.1 1006.2 1009.4 1005.9 1011.4 999.2 DAY 9 20 21 13 18 25 22 13 16 11 25 15 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1019.9 1014.4 1016.7 1015.6 1013.3 1008.7 1007.2 1006.9 1011.4 1015.3 1018.7 1021.0 1014.1 MAX. QFE PRESSURE IN HPA 1037.5 1026.6 1029.5 1024.4 1020.6 1019.0 1011.6 1014.1 1020.1 1024.9 1031.4 1033.6 1037.5 DAY 2 11 18 22 9 16 18 20 23 26 30 24 MIN. QFE PRESSURE IN HPA 1004.6 995.8 1002.1 1003.1 1004.8 997.0 1003.3 1002.1 1003.1 1008.7 1004.1 1008.6 995.8 DAY 9 20 21 13 18 25 30 5 15 18 25 15 MEAN QNH PRESSURE IN HPA 1021.2 1015.7 1018.0 1016.9 1014.6 1010.0 1008.4 1008.2 1012.7 1016.6 1020.0 1022.3 1015.4 MAX. QNH PRESSURE IN HPA 1038.8 1027.9 1030.8 1025.7 1021.9 1020.3 1012.9 1015.4 1021.4 1026.2 1032.7 1034.9 1038.8 DAY 2 11 18 22 9 16 18 20 23 26 30 24 MIN. QNH PRESSURE IN HPA 1005.9 997.1 1003.4 1004.4 1006.1 998.3 1004.6 1003.4 1004.4 1010.0 1005.4 1009.9 997.1 DAY 9 20 21 13 18 25 30 5 15 18 25 15 MEAN QFF PRESSURE IN HPA 1021.5 1016.0 1018.3 1017.1 1014.8 1010.2 1008.7 1008.4 1012.9 1016.8 1020.3 1022.6 1015.6 MAX. QFF PRESSURE IN HPA 1039.2 1028.2 1031.2 1026.0 1022.2 1020.5 1013.1 1015.6 1021.7 1026.5 1033.1 1035.2 1039.2 DAY 2 11 18 22 9 16 18 20 23 26 30 24 MIN. QFF PRESSURE IN HPA 1006.2 997.4 1003.7 1004.6 1006.3 998.5 1004.8 1003.6 1004.6 1010.2 1005.7 1010.2 997.4 DAY 9 20 21 13 18 25 30 5 15 18 25 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1019.1 1013.4 1015.5 1014.6 1012.4 1007.9 1006.3 1006.0 1010.6 1014.4 1018.4 1020.0 1013.2 MAX. QFE PRESSURE IN HPA 1035.1 1025.7 1029.4 1023.5 1019.6 1018.3 1010.6 1012.7 1019.8 1023.7 1031.7 1032.6 1035.1 DAY 2 11 18 22 8 16 18 20 23 25 30 24 MIN. QFE PRESSURE IN HPA 1003.8 994.9 1001.4 1001.5 1005.3 995.7 1001.6 1001.5 1002.9 1007.8 1004.3 1007.3 994.9 DAY 9 20 21 13 17 24 21 6 15 18 25 15 MEAN QNH PRESSURE IN HPA 1020.4 1014.7 1016.8 1015.9 1013.7 1009.2 1007.6 1007.3 1011.9 1015.7 1019.7 1021.3 1014.5 MAX. QNH PRESSURE IN HPA 1036.4 1027.0 1030.7 1024.8 1020.9 1019.6 1011.9 1014.0 1021.1 1025.0 1033.0 1033.9 1036.4 DAY 2 11 18 22 8 16 18 20 23 25 30 24 MIN. QNH PRESSURE IN HPA 1005.1 996.2 1002.7 1002.8 1006.6 997.0 1002.9 1002.8 1004.2 1009.1 1005.6 1008.6 996.2 DAY 9 20 21 13 17 24 21 6 15 18 25 15 MEAN QFF PRESSURE IN HPA 1020.7 1015.0 1017.1 1016.2 1013.9 1009.4 1007.8 1007.5 1012.1 1016.0 1020.0 1021.5 1014.8 MAX. QFF PRESSURE IN HPA 1036.8 1027.3 1031.1 1025.1 1021.2 1019.8 1012.1 1014.2 1021.4 1025.3 1033.4 1034.2 1036.8 DAY 2 11 18 22 8 16 18 20 23 25 30 24 MIN. QFF PRESSURE IN HPA 1005.4 996.4 1003.0 1003.0 1006.8 997.2 1003.1 1003.0 1004.4 1009.3 1005.9 1008.9 996.4 DAY 9 20 21 13 17 24 21 6 15 18 25 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1019.6 1013.7 1015.9 1014.7 1012.3 1008.0 1006.3 1005.9 1011.1 1014.9 1019.4 1020.7 1013.5 MAX. QFE PRESSURE IN HPA 1036.3 1025.1 1030.9 1023.7 1019.6 1019.3 1011.2 1012.5 1019.8 1024.5 1033.0 1033.4 1036.3 DAY 1 11 18 22 11 16 18 20 23 25 30 24 MIN. QFE PRESSURE IN HPA 1005.3 992.8 1002.1 999.5 1004.2 995.1 1000.1 1001.3 1004.6 1008.6 1005.9 1007.8 992.8 DAY 9 20 20 13 13 24 21 6 12 28 24 15 MEAN QNH PRESSURE IN HPA 1020.9 1015.0 1017.2 1016.0 1013.6 1009.3 1007.6 1007.2 1012.4 1016.2 1020.7 1022.0 1014.8 MAX. QNH PRESSURE IN HPA 1037.6 1026.4 1032.2 1025.0 1020.9 1020.6 1012.5 1013.8 1021.1 1025.8 1034.3 1034.7 1037.6 DAY 1 11 18 22 11 16 18 20 23 25 30 24 MIN. QNH PRESSURE IN HPA 1006.6 994.1 1003.4 1000.8 1005.5 996.4 1001.4 1002.6 1005.9 1009.9 1007.2 1009.1 994.1 DAY 9 20 20 13 13 24 21 6 12 28 24 15 MEAN QFF PRESSURE IN HPA 1021.2 1015.3 1017.5 1016.3 1013.8 1009.6 1007.8 1007.4 1012.6 1016.4 1021.0 1022.4 1015.1 MAX. QFF PRESSURE IN HPA 1038.0 1026.7 1032.6 1025.3 1021.2 1020.9 1012.7 1014.0 1021.4 1026.1 1034.7 1035.1 1038.0 DAY 1 11 18 22 11 16 18 20 23 25 30 24 MIN. QFF PRESSURE IN HPA 1006.9 994.4 1003.7 1001.0 1005.7 996.6 1001.6 1002.8 1006.1 1010.2 1007.5 1009.4 994.4 DAY 9 20 20 13 13 24 21 6 12 28 24 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1020.1 1014.0 1016.4 1015.5 1013.6 1008.8 1007.4 1006.6 1011.9 1015.3 1020.3 1021.1 1014.3 MAX. QFE PRESSURE IN HPA 1037.7 1026.1 1029.0 1024.1 1021.2 1020.1 1012.4 1013.7 1020.6 1025.4 1033.2 1033.6 1037.7 DAY 1 11 18 22 8 16 18 19 23 25 30 24 MIN. QFE PRESSURE IN HPA 1005.5 992.7 1002.9 999.1 1003.9 994.1 1000.3 1001.9 1005.0 1008.5 1006.5 1008.2 992.7 DAY 8 20 20 13 17 24 21 28 12 10 24 15 MEAN QNH PRESSURE IN HPA 1021.4 1015.3 1017.7 1016.8 1014.9 1010.1 1008.7 1007.9 1013.2 1016.6 1021.6 1022.5 1015.6 MAX. QNH PRESSURE IN HPA 1039.0 1027.4 1030.3 1025.4 1022.5 1021.4 1013.7 1015.0 1021.9 1026.7 1034.5 1034.9 1039.0 DAY 1 11 18 22 8 16 18 19 23 25 30 24 MIN. QNH PRESSURE IN HPA 1006.8 994.0 1004.2 1000.4 1005.2 995.4 1001.6 1003.2 1006.3 1009.8 1007.8 1009.5 994.0 DAY 8 20 20 13 17 24 21 28 12 10 24 15 MEAN QFF PRESSURE IN HPA 1021.8 1015.6 1018.1 1017.1 1015.2 1010.4 1008.9 1008.1 1013.4 1016.8 1021.9 1022.8 1015.8 MAX. QFF PRESSURE IN HPA 1039.4 1027.7 1030.7 1025.7 1022.8 1021.7 1013.9 1015.2 1022.2 1027.0 1034.9 1035.3 1039.4 DAY 1 11 18 22 8 16 18 19 23 25 30 24 MIN. QFF PRESSURE IN HPA 1007.1 994.2 1004.5 1000.6 1005.4 995.6 1001.8 1003.4 1006.5 1010.0 1008.1 1009.8 994.2 DAY 8 20 20 13 17 24 21 28 12 10 24 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1019.6 1013.7 1016.0 1015.1 1013.1 1008.4 1007.1 1006.2 1011.5 1014.8 1019.7 1020.7 1013.8 MAX. QFE PRESSURE IN HPA 1038.6 1025.4 1027.6 1023.6 1019.9 1019.2 1014.6 1014.4 1019.3 1024.7 1032.3 1032.6 1038.6 DAY 1 11 18 22 8 16 12 19 23 25 30 24 MIN. QFE PRESSURE IN HPA 1004.2 998.5 1003.2 998.9 1003.1 993.1 1000.3 1001.0 1003.6 1007.7 1006.0 1009.0 993.1 DAY 8 20 20 13 17 24 21 12 12 10 24 15 MEAN QNH PRESSURE IN HPA 1020.9 1015.0 1017.3 1016.4 1014.4 1009.7 1008.4 1007.5 1012.7 1016.1 1021.0 1022.0 1015.1 MAX. QNH PRESSURE IN HPA 1039.9 1026.7 1028.9 1024.9 1021.2 1020.5 1015.9 1015.7 1020.6 1026.0 1033.6 1033.9 1039.9 DAY 1 11 18 22 8 16 12 19 23 25 30 24 MIN. QNH PRESSURE IN HPA 1005.5 999.8 1004.5 1000.2 1004.4 994.4 1001.6 1002.3 1004.9 1009.0 1007.3 1010.3 994.4 DAY 8 20 20 13 17 24 21 12 12 10 24 15 MEAN QFF PRESSURE IN HPA 1021.2 1015.3 1017.6 1016.6 1014.7 1009.9 1008.6 1007.7 1013.0 1016.3 1021.3 1022.3 1015.4 MAX. QFF PRESSURE IN HPA 1040.3 1027.0 1029.3 1025.2 1021.5 1020.7 1016.1 1015.9 1020.9 1026.3 1034.0 1034.3 1040.3 DAY 1 11 18 22 8 16 12 19 23 25 30 24 MIN. QFF PRESSURE IN HPA 1005.8 1000.0 1004.8 1000.4 1004.6 994.6 1001.8 1002.5 1005.1 1009.2 1007.6 1010.6 994.6 DAY 8 20 20 13 17 24 21 12 12 10 24 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.6 8.6 10.1 19.0 21.0 24.7 28.6 28.8 25.4 18.0 12.2 10.1 17.8 MINIMUN AIR TEMPERATURE (C) 3.5 4.6 5.8 13.0 16.1 19.5 23.3 24.2 22.2 14.3 8.2 6.2 13.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 8 31 30 23 0 0 0 92 DAYS WITH MINIMUM TEMP. <=-4 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 7 1 1 0 0 0 0 0 0 0 0 0 9 TEMPERATURE RECORDS LOWEST(C) -4.4 -0.6 -1.0 4.4 10.0 12.4 21.8 20.2 15.6 8.2 1.6 1.0 -4.4 DAY 15 9 16 12 11 14 19 25 26 16 12 29 MAXIMUM AIR TEMPERATURE (C) 12.2 13.7 14.9 26.3 26.7 30.5 34.5 34.7 30.3 22.8 17.2 14.4 23.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 7 8 20 30 30 19 0 0 0 114 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 22.6 23.4 22.8 36.6 36.0 36.2 38.0 41.6 36.6 28.4 22.6 20.0 41.6 DAY 21 23 19 10 3 4 31 1 7 11 1 21 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 9.1 9.1 13.3 10.6 11.0 11.2 10.5 8.1 8.5 9.0 8.2 9.8 MEAN DAILY TEMP. (MDT) (C) 7.8 9.1 10.4 19.6 21.4 25.0 28.9 29.4 26.3 18.6 12.7 10.3 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 23.2 42.0 123.9 245.3 261.1 158.5 1.3 0.0 0.0 855.4 HEATING DEG. DAYS(BASE 18 0C) 315.1 257.0 236.4 21.6 2.2 0.0 0.0 0.0 0.0 15.4 158.9 238.2 1244.7 DEWPOINT (MEAN C) 2.2 4.2 5.7 12.1 14.3 16.3 19.1 21.7 20.3 13.8 7.7 7.2 12.0 MIXING RATIO (G/KG) 4.56 5.18 5.79 9.01 10.23 11.84 14.13 16.56 15.17 9.90 6.64 6.36 9.61 VAPOUR PRESSURE (HPA) 7.41 8.40 9.38 14.42 16.36 18.83 22.36 26.12 24.04 15.94 10.79 10.30 15.36 SATURATION DEF. (HPA) 3.52 3.13 3.41 8.70 9.33 13.29 17.67 14.36 8.98 5.11 3.87 2.28 7.81 RELATIVE HUMIDITY (MEAN %) 73 75 77 68 69 63 59 67 75 78 76 83 72 RELATIVE HUMIDITY (MAX. %) 87 88 90 87 86 81 75 82 88 91 90 93 87 RELATIVE HUMIDITY (MIN. %) 56 56 57 43 48 43 39 47 55 58 56 69 52 RELATIVE HUMIDITY (MEAN% 03UTC) 81 81 86 81 80 73 68 76 84 89 85 87 81 RELATIVE HUMIDITY (MEAN% 09UTC) 63 66 62 51 51 45 43 51 58 61 60 73 57 RELATIVE HUMIDITY (MEAN% 15UTC) 73 79 76 63 66 57 54 64 74 82 77 86 71 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 81.6 93.5 63.9 0.1 29.8 46.3 4.2 28.4 47.6 113.0 23.3 47.3 579.0 DAYS WITH PRECIPITATION >=10 2 4 3 0 1 2 0 2 2 3 1 2 22 DAYS WITH PRECIPITATION >= 5 5 9 4 0 1 3 0 2 2 6 2 4 38 DAYS WITH PRECIPITATION >= 1 8 11 10 0 5 4 2 3 4 11 2 9 69 DAYS WITH PRECIPITATION 12 13 15 3 10 9 3 5 13 14 4 11 112 GREATEST DAILY PRECIPITATION 28.0 18.0 16.0 0.1 17.3 21.0 2.0 16.0 26.0 43.0 14.3 12.6 43.0 DAY 7 21 3 16 9 13 6 8 2 1 7 1 DAY WITH THUNDER STORM 0 1 0 0 2 2 3 3 8 3 1 0 23 DAYS WITH SNOW OR SLEET 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH DUST 0 0 0 0 0 2 0 0 1 0 0 0 3 WIND DIRECTION (PREVAILING) 225 225 270 270 270 270 270 270 270 225 180 225 270 PREVAILING WIND SPEED(KNOTS) 8.8 4.0 5.3 5.4 6.6 9.5 7.3 7.3 6.6 3.8 4.5 5.3 7.0 PREVAILING WIND PERCENT 8.9 12.9 14.9 14.2 25.0 27.9 29.8 26.6 20.4 10.9 11.3 16.1 17.5 CALMS PERCENT OF WIND 76.2 57.8 57.7 61.3 52.8 43.8 42.7 34.3 38.3 61.3 61.7 32.3 51.6 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 244 257 254 260 260 268 259 257 246 240 226 217 253 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.3 0.9 1.1 2.2 3.2 2.8 2.7 2.1 0.9 1.0 1.3 1.7 WIND STEADINESES (MEAN %) 56.3 59.1 47.4 61.1 78.6 76.2 80.0 77.1 63.6 52.9 50.0 37.1 63.0 WIND SPEED (MEAN KNOTS) 1.6 2.2 1.9 1.8 2.8 4.2 3.5 3.5 3.3 1.7 2.0 3.5 2.7 FASTEST WIND DIRECTION 240 280 270 260 290 280 240 280 310 270 270 260 240 FASTEST WIND SPEED (KNOTS) 35 19 21 19 23 27 19 16 19 14 25 17 35 DAY 21 7 9 10 28 10 3 4 11 4 13 20 DAYS WITH SKY CLEAR (0-2)/8 10 12 10 11 12 15 21 17 4 10 10 10 142 DAYS WITH P.CLOUDY (3-6)/8 9 9 7 15 9 10 8 10 16 12 7 7 119 DAYS WITH CLOUDY (7-8)/8 12 8 14 4 10 5 2 4 10 9 13 14 105 DAYS WITH VISIBILITY =< 2 KM 2 0 6 2 1 6 0 0 2 3 1 7 30 DURATION OF SUNSHINE HOURS 143.1 165.1 165.8 234.9 218.0 258.7 311.8 280.1 177.2 173.5 143.1 122.7 2394.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1017.6 1018.2 1016.5 1010.8 1011.2 1009.1 1007.7 1007.6 1010.6 1018.7 1022.5 1018.6 1014.1 MAX. QFE PRESSURE IN HPA 1030.8 1033.8 1030.0 1021.6 1023.6 1020.9 1014.2 1014.6 1018.3 1027.9 1034.3 1029.7 1034.3 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 MIN. QFE PRESSURE IN HPA 998.4 1007.8 1004.7 999.3 1001.5 1000.5 1000.8 997.2 1000.9 1011.1 1013.7 1005.8 997.2 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 10-12 13- 0 21- 9 MEAN QNH PRESSURE IN HPA 1018.9 1019.5 1017.8 1012.1 1012.5 1010.4 1009.0 1008.9 1011.9 1020.0 1023.9 1019.9 1015.4 MAX. QNH PRESSURE IN HPA 1032.1 1035.1 1031.3 1022.9 1024.9 1022.2 1015.5 1015.9 1019.6 1029.2 1035.6 1031.0 1035.6 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 MIN. QNH PRESSURE IN HPA 999.7 1009.1 1006.0 1000.6 1002.8 1001.8 1002.1 998.5 1002.2 1012.4 1015.0 1007.1 998.5 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 10-12 13- 0 21- 9 MEAN QFF PRESSURE IN HPA 1019.2 1019.8 1018.2 1012.4 1012.8 1010.6 1009.2 1009.1 1012.1 1020.2 1024.2 1020.2 1015.7 MAX. QFF PRESSURE IN HPA 1032.5 1035.5 1031.7 1023.2 1025.2 1022.5 1015.7 1016.1 1019.9 1029.5 1036.0 1031.3 1036.0 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 MIN. QFF PRESSURE IN HPA 1000.0 1009.4 1006.3 1000.8 1003.0 1002.0 1002.3 998.7 1002.4 1012.6 1015.3 1007.4 998.7 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 11-12 13- 0 21-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1017.5 1016.0 1010.5 1011.1 1009.1 1007.3 1007.4 1010.5 1018.2 1022.3 1018.4 1013.8 MAX. QFE PRESSURE IN HPA 1029.7 1030.3 1029.2 1020.2 1021.6 1019.4 1011.6 1013.1 1018.1 1025.8 1033.7 1028.2 1033.7 DAY 15 29 1 2 5 13 31 9 25 16 17 10 MIN. QFE PRESSURE IN HPA 999.4 1009.2 1004.7 1004.2 1003.6 1000.5 1001.6 997.3 1001.4 1011.5 1013.7 1005.9 997.3 DAY 21 7 19 22 27 5 8 3 7 1 13 20 MEAN QNH PRESSURE IN HPA 1019.1 1018.8 1017.3 1011.8 1012.4 1010.4 1008.6 1008.7 1011.8 1019.5 1023.6 1019.7 1015.1 MAX. QNH PRESSURE IN HPA 1031.0 1031.6 1030.5 1021.5 1022.9 1020.7 1012.9 1014.4 1019.4 1027.1 1035.0 1029.5 1035.0 DAY 15 29 1 2 5 13 31 9 25 16 17 10 MIN. QNH PRESSURE IN HPA 1000.7 1010.5 1006.0 1005.5 1004.9 1001.8 1002.9 998.6 1002.7 1012.8 1015.0 1007.2 998.6 DAY 21 7 19 22 27 5 8 3 7 1 13 20 MEAN QFF PRESSURE IN HPA 1019.4 1019.1 1017.6 1012.0 1012.6 1010.6 1008.8 1008.9 1012.0 1019.8 1023.9 1020.0 1015.4 MAX. QFF PRESSURE IN HPA 1031.4 1031.9 1030.9 1021.8 1023.2 1021.0 1013.1 1014.6 1019.7 1027.4 1035.4 1029.8 1035.4 DAY 15 29 1 2 5 13 31 9 25 16 17 10 MIN. QFF PRESSURE IN HPA 1001.0 1010.8 1006.3 1005.7 1005.1 1002.0 1003.1 998.8 1002.9 1013.0 1015.3 1007.5 998.8 DAY 21 7 19 22 27 5 8 3 7 1 13 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1018.1 1016.8 1010.9 1011.7 1009.7 1008.3 1008.3 1011.1 1018.8 1022.7 1018.5 1014.4 MAX. QFE PRESSURE IN HPA 1029.7 1031.4 1028.8 1021.1 1021.6 1020.6 1012.3 1013.8 1018.3 1025.5 1033.8 1028.0 1033.8 DAY 15 29 27 2 5 13 30 17 25 16 17 4 MIN. QFE PRESSURE IN HPA 999.4 1010.4 1004.7 1000.4 1005.0 1001.0 1003.1 997.5 1001.9 1012.4 1015.9 1009.4 997.5 DAY 21 7 19 10 26 5 8 3 7 12 13 20 MEAN QNH PRESSURE IN HPA 1019.4 1019.4 1018.1 1012.2 1013.0 1011.0 1009.6 1009.6 1012.4 1020.1 1024.0 1019.8 1015.7 MAX. QNH PRESSURE IN HPA 1031.0 1032.7 1030.1 1022.4 1022.9 1021.9 1013.6 1015.1 1019.6 1026.8 1035.1 1029.3 1035.1 DAY 15 29 27 2 5 13 30 17 25 16 17 4 MIN. QNH PRESSURE IN HPA 1000.7 1011.7 1006.0 1001.7 1006.3 1002.3 1004.4 998.8 1003.2 1013.7 1017.2 1010.7 998.8 DAY 21 7 19 10 26 5 8 3 7 12 13 20 MEAN QFF PRESSURE IN HPA 1019.7 1019.8 1018.5 1012.5 1013.2 1011.3 1009.8 1009.8 1012.6 1020.3 1024.3 1020.1 1016.0 MAX. QFF PRESSURE IN HPA 1031.4 1033.1 1030.4 1022.7 1023.2 1022.2 1013.8 1015.3 1019.9 1027.1 1035.5 1029.6 1035.5 DAY 15 29 27 2 5 13 30 17 25 16 17 4 MIN. QFF PRESSURE IN HPA 1001.0 1012.0 1006.3 1001.9 1006.5 1002.5 1004.6 999.0 1003.4 1014.0 1017.5 1011.0 999.0 DAY 21 7 19 10 26 5 8 3 7 12 13 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.1 1019.3 1017.6 1011.8 1012.0 1009.8 1008.7 1008.7 1011.6 1019.6 1023.5 1019.4 1015.1 MAX. QFE PRESSURE IN HPA 1030.4 1033.8 1029.2 1021.6 1020.8 1020.5 1014.2 1013.8 1018.3 1025.9 1034.0 1029.7 1034.0 DAY 15 29 1 2 5 13 30 20 25 15 17 4 MIN. QFE PRESSURE IN HPA 999.4 1011.5 1007.6 999.3 1005.0 1002.2 1001.7 997.4 1003.1 1013.5 1018.1 1008.2 997.4 DAY 21 1 19 10 26 5 8 3 7 10 6 21 MEAN QNH PRESSURE IN HPA 1020.4 1020.6 1018.9 1013.1 1013.3 1011.1 1010.0 1010.0 1012.9 1020.9 1024.8 1020.7 1016.4 MAX. QNH PRESSURE IN HPA 1031.7 1035.1 1030.5 1022.9 1022.1 1021.8 1015.5 1015.1 1019.6 1027.2 1035.3 1031.0 1035.3 DAY 15 29 1 2 5 13 30 20 25 15 17 4 MIN. QNH PRESSURE IN HPA 1000.7 1012.8 1008.9 1000.6 1006.3 1003.5 1003.0 998.7 1004.4 1014.8 1019.4 1009.5 998.7 DAY 21 1 19 10 26 5 8 3 7 10 6 21 MEAN QFF PRESSURE IN HPA 1020.7 1021.0 1019.3 1013.3 1013.6 1011.4 1010.2 1010.2 1013.2 1021.2 1025.1 1021.0 1016.7 MAX. QFF PRESSURE IN HPA 1032.1 1035.5 1030.9 1023.2 1022.4 1022.1 1015.7 1015.3 1019.9 1027.5 1035.7 1031.3 1035.7 DAY 15 29 1 2 5 13 30 20 25 15 17 4 MIN. QFF PRESSURE IN HPA 1001.0 1013.1 1009.2 1000.8 1006.5 1003.7 1003.2 998.9 1004.6 1015.1 1019.7 1009.8 998.9 DAY 21 1 19 10 26 5 8 3 7 10 6 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1017.4 1018.5 1017.0 1011.4 1011.1 1009.0 1008.0 1007.8 1010.6 1018.5 1022.4 1018.1 1014.2 MAX. QFE PRESSURE IN HPA 1029.5 1033.6 1027.4 1021.3 1020.0 1019.3 1013.1 1013.3 1018.1 1025.3 1031.7 1028.7 1033.6 DAY 14 29 1 1 5 13 30 8 25 15 16 4 MIN. QFE PRESSURE IN HPA 999.2 1009.6 1009.0 1005.0 1004.1 1002.5 1002.1 997.4 1002.6 1012.0 1017.4 1005.8 997.4 DAY 21 1 19 21 26 5 8 3 7 10 6 21 MEAN QNH PRESSURE IN HPA 1018.7 1019.8 1018.3 1012.7 1012.4 1010.3 1009.3 1009.1 1011.9 1019.8 1023.7 1019.4 1015.4 MAX. QNH PRESSURE IN HPA 1030.8 1034.9 1028.7 1022.6 1021.3 1020.6 1014.4 1014.6 1019.4 1026.6 1033.0 1030.0 1034.9 DAY 14 29 1 1 5 13 30 8 25 15 16 4 MIN. QNH PRESSURE IN HPA 1000.5 1010.9 1010.3 1006.3 1005.4 1003.8 1003.4 998.7 1003.9 1013.3 1018.7 1007.1 998.7 DAY 21 1 19 21 26 5 8 3 7 10 6 21 MEAN QFF PRESSURE IN HPA 1019.1 1020.1 1018.6 1012.9 1012.7 1010.6 1009.5 1009.3 1012.1 1020.1 1024.0 1019.7 1015.7 MAX. QFF PRESSURE IN HPA 1031.2 1035.3 1029.1 1022.9 1021.6 1020.9 1014.6 1014.8 1019.7 1026.9 1033.3 1030.3 1035.3 DAY 14 29 1 1 5 13 30 8 25 15 16 4 MIN. QFF PRESSURE IN HPA 1000.8 1011.2 1010.6 1006.5 1005.6 1004.0 1003.6 998.9 1004.1 1013.6 1019.0 1007.4 998.9 DAY 21 1 19 21 26 5 8 3 7 10 6 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1016.4 1017.6 1016.0 1010.3 1010.6 1008.1 1007.1 1006.7 1009.6 1017.8 1021.8 1017.7 1013.3 MAX. QFE PRESSURE IN HPA 1028.8 1031.7 1027.8 1020.0 1018.3 1018.0 1012.9 1012.9 1017.2 1026.3 1031.5 1027.8 1031.7 DAY 14 29 15 1 5 13 30 8 25 15 16 9 MIN. QFE PRESSURE IN HPA 999.3 1007.9 1006.9 1004.3 1001.9 1001.8 1000.8 997.2 1000.9 1011.1 1017.1 1005.8 997.2 DAY 21 6 11 7 26 5 11 3 7 10 21 21 MEAN QNH PRESSURE IN HPA 1017.7 1018.9 1017.3 1011.6 1011.9 1009.4 1008.4 1008.0 1010.9 1019.1 1023.1 1019.0 1014.6 MAX. QNH PRESSURE IN HPA 1030.1 1033.0 1029.1 1021.3 1019.6 1019.3 1014.2 1014.2 1018.5 1027.6 1032.8 1029.1 1033.0 DAY 14 29 15 1 5 13 30 8 25 15 16 9 MIN. QNH PRESSURE IN HPA 1000.6 1009.2 1008.2 1005.6 1003.2 1003.1 1002.1 998.5 1002.2 1012.4 1018.4 1007.1 998.5 DAY 21 6 11 7 26 5 11 3 7 10 21 21 MEAN QFF PRESSURE IN HPA 1018.1 1019.2 1017.6 1011.8 1012.1 1009.7 1008.6 1008.2 1011.1 1019.4 1023.4 1019.3 1014.9 MAX. QFF PRESSURE IN HPA 1030.5 1033.4 1029.5 1021.6 1019.9 1019.6 1014.4 1014.4 1018.7 1027.9 1033.1 1029.4 1033.4 DAY 14 29 15 1 5 13 30 8 25 15 16 9 MIN. QFF PRESSURE IN HPA 1000.9 1009.5 1008.5 1005.8 1003.4 1003.3 1002.3 998.7 1002.4 1012.6 1018.7 1007.4 998.7 DAY 21 6 11 7 26 5 11 3 7 11 21 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1017.0 1018.0 1016.2 1010.4 1010.9 1008.3 1007.0 1006.8 1010.0 1018.5 1022.7 1018.9 1013.7 MAX. QFE PRESSURE IN HPA 1029.5 1031.4 1030.0 1020.0 1020.1 1017.6 1012.9 1013.4 1017.4 1027.5 1033.7 1028.7 1033.7 DAY 14 29 15 1 4 13 30 8 25 15 16 9 MIN. QFE PRESSURE IN HPA 998.4 1008.0 1006.4 1002.8 1001.5 1002.3 1002.1 997.8 1000.9 1011.7 1017.4 1008.8 997.8 DAY 20 6 18 21 26 5 7 3 7 10 12 19 MEAN QNH PRESSURE IN HPA 1018.3 1019.3 1017.5 1011.7 1012.2 1009.6 1008.3 1008.1 1011.2 1019.8 1024.0 1020.2 1015.0 MAX. QNH PRESSURE IN HPA 1030.8 1032.7 1031.3 1021.3 1021.4 1018.9 1014.2 1014.7 1018.7 1028.8 1035.0 1030.0 1035.0 DAY 14 29 15 1 4 13 30 8 25 15 16 9 MIN. QNH PRESSURE IN HPA 999.7 1009.3 1007.7 1004.1 1002.8 1003.6 1003.4 999.1 1002.2 1013.0 1018.7 1010.1 999.1 DAY 20 6 18 21 26 5 7 3 7 10 12 19 MEAN QFF PRESSURE IN HPA 1018.6 1019.6 1017.9 1012.0 1012.4 1009.8 1008.5 1008.3 1011.5 1020.1 1024.3 1020.5 1015.3 MAX. QFF PRESSURE IN HPA 1031.2 1033.1 1031.7 1021.6 1021.7 1019.2 1014.4 1014.9 1019.0 1029.1 1035.4 1030.3 1035.4 DAY 14 29 15 1 4 13 30 8 25 15 16 9 MIN. QFF PRESSURE IN HPA 1000.0 1009.6 1008.0 1004.3 1003.0 1003.8 1003.6 999.3 1002.4 1013.3 1019.0 1010.4 999.3 DAY 20 6 18 21 26 5 7 3 7 10 12 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1017.5 1018.6 1016.7 1011.0 1011.6 1009.5 1007.8 1007.7 1010.8 1019.1 1022.9 1019.1 1014.3 MAX. QFE PRESSURE IN HPA 1030.8 1031.2 1029.5 1021.2 1023.6 1020.9 1013.4 1014.6 1018.3 1027.9 1034.3 1028.7 1034.3 DAY 14 29 26 1 4 12 30 8 25 15 16 9 MIN. QFE PRESSURE IN HPA 1001.8 1008.0 1007.2 1003.9 1001.7 1003.2 1001.6 1000.2 1002.5 1012.6 1016.3 1009.2 1000.2 DAY 19 6 18 29 26 5 7 3 7 10 12 19 MEAN QNH PRESSURE IN HPA 1018.8 1019.9 1018.0 1012.3 1012.9 1010.8 1009.0 1009.0 1012.1 1020.4 1024.2 1020.4 1015.6 MAX. QNH PRESSURE IN HPA 1032.1 1032.5 1030.8 1022.5 1024.9 1022.2 1014.7 1015.9 1019.6 1029.2 1035.6 1030.0 1035.6 DAY 14 29 26 1 4 12 30 8 25 15 16 9 MIN. QNH PRESSURE IN HPA 1003.1 1009.3 1008.5 1005.2 1003.0 1004.5 1002.9 1001.5 1003.8 1013.9 1017.6 1010.5 1001.5 DAY 19 6 18 29 26 5 7 3 7 10 12 19 MEAN QFF PRESSURE IN HPA 1019.1 1020.2 1018.3 1012.6 1013.2 1011.1 1009.3 1009.2 1012.3 1020.7 1024.5 1020.7 1015.9 MAX. QFF PRESSURE IN HPA 1032.5 1032.9 1031.1 1022.8 1025.2 1022.5 1014.9 1016.1 1019.9 1029.5 1036.0 1030.3 1036.0 DAY 14 29 26 1 4 12 30 8 25 15 16 9 MIN. QFF PRESSURE IN HPA 1003.4 1009.6 1008.8 1005.4 1003.2 1004.7 1003.1 1001.7 1004.0 1014.1 1017.9 1010.8 1001.7 DAY 19 6 18 29 26 5 7 3 7 10 12 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1017.3 1018.3 1016.1 1010.3 1011.1 1009.4 1007.4 1007.3 1010.8 1018.9 1022.4 1018.6 1014.0 MAX. QFE PRESSURE IN HPA 1030.2 1030.4 1029.7 1020.7 1022.3 1019.9 1013.2 1013.6 1017.1 1026.8 1033.9 1028.2 1033.9 DAY 14 29 26 1 4 12 30 8 24 15 16 9 MIN. QFE PRESSURE IN HPA 1001.9 1007.8 1005.7 1003.7 1001.7 1001.8 1001.0 999.3 1002.5 1012.0 1014.7 1007.3 999.3 DAY 20 6 18 7 26 18 10 2 7 10 12 19 MEAN QNH PRESSURE IN HPA 1018.6 1019.6 1017.4 1011.6 1012.4 1010.6 1008.7 1008.6 1012.1 1020.2 1023.7 1019.9 1015.3 MAX. QNH PRESSURE IN HPA 1031.5 1031.7 1031.0 1022.0 1023.6 1021.2 1014.5 1014.9 1018.4 1028.1 1035.2 1029.5 1035.2 DAY 14 29 26 1 4 12 30 8 24 15 16 9 MIN. QNH PRESSURE IN HPA 1003.2 1009.1 1007.0 1005.0 1003.0 1003.1 1002.3 1000.6 1003.8 1013.3 1016.0 1008.6 1000.6 DAY 20 6 18 7 26 18 10 2 7 10 12 19 MEAN QFF PRESSURE IN HPA 1019.0 1019.9 1017.7 1011.9 1012.6 1010.9 1008.9 1008.8 1012.3 1020.4 1024.0 1020.2 1015.6 MAX. QFF PRESSURE IN HPA 1031.9 1032.1 1031.3 1022.3 1023.9 1021.5 1014.7 1015.1 1018.6 1028.4 1035.6 1029.8 1035.6 DAY 14 29 26 1 4 12 30 8 24 15 16 9 MIN. QFF PRESSURE IN HPA 1003.5 1009.4 1007.3 1005.2 1003.2 1003.3 1002.5 1000.8 1004.0 1013.6 1016.3 1008.9 1000.8 DAY 20 6 18 7 26 18 10 2 7 10 12 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.7 9.8 12.6 16.9 21.6 25.4 27.6 28.3 24.9 18.6 14.3 10.8 18.1 MINIMUN AIR TEMPERATURE (C) 2.6 4.3 7.5 11.6 16.3 20.5 23.2 23.5 20.3 13.6 9.9 6.1 13.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 12 29 27 14 1 0 0 83 DAYS WITH MINIMUM TEMP. <=-4 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH FREEZING MIN.<= 0 6 2 1 0 0 0 0 0 0 0 0 2 11 TEMPERATURE RECORDS LOWEST(C) -4.2 -0.6 -1.0 6.2 12.0 13.8 18.8 17.6 14.8 5.0 0.6 -1.0 -4.2 DAY 29 1 12 11 7 2 20 15 22 28 20 23 MAXIMUM AIR TEMPERATURE (C) 12.1 16.7 19.5 23.4 28.6 31.2 33.2 34.0 30.8 25.1 19.9 16.6 24.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 3 13 19 29 31 20 1 0 0 119 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 21.0 25.2 32.6 35.4 38.2 41.8 38.6 39.2 35.6 38.4 26.4 24.6 41.8 DAY 10 21 29 25 12 23 29 2 9 6 3 20 DIF. BETWEEN (MAX.-MIN.) (C) 9.5 12.4 12.0 11.8 12.3 10.7 10.0 10.5 10.5 11.5 10.0 10.5 11.0 MEAN DAILY TEMP. (MDT) (C) 7.4 10.5 13.5 17.5 22.4 25.8 28.2 28.8 25.5 19.3 14.9 11.4 18.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.3 4.4 60.1 144.6 222.9 241.1 135.6 12.3 0.0 0.0 821.4 HEATING DEG. DAYS(BASE 18 0C) 328.8 210.1 145.9 38.6 0.6 0.0 0.0 0.0 0.0 20.4 96.4 205.7 1046.5 DEWPOINT (MEAN C) 2.6 3.3 7.6 11.8 15.2 17.1 19.1 20.5 18.5 12.4 9.8 6.2 12.0 MIXING RATIO (G/KG) 4.67 4.88 6.60 8.76 10.95 12.44 14.06 15.45 13.76 9.14 7.66 5.94 9.53 VAPOUR PRESSURE (HPA) 7.62 7.91 10.65 14.07 17.46 19.76 22.27 24.43 21.85 14.71 12.36 9.62 15.23 SATURATION DEF. (HPA) 2.66 4.83 4.99 6.08 9.44 13.64 15.36 14.80 10.44 7.71 4.53 3.82 8.19 RELATIVE HUMIDITY (MEAN %) 77 67 75 76 71 63 62 65 70 70 76 75 71 RELATIVE HUMIDITY (MAX. %) 90 86 90 92 89 81 77 80 87 87 90 89 87 RELATIVE HUMIDITY (MIN. %) 58 45 53 55 47 44 43 46 48 46 57 56 50 RELATIVE HUMIDITY (MEAN% 03UTC) 85 77 85 87 82 72 72 73 80 84 86 82 80 RELATIVE HUMIDITY (MEAN% 09UTC) 65 53 59 59 53 48 45 48 51 50 62 66 55 RELATIVE HUMIDITY (MEAN% 15UTC) 77 68 76 71 68 56 58 63 69 70 78 78 69 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 28.5 36.6 98.5 20.5 67.0 3.5 26.0 2.6 38.5 27.2 67.5 35.2 451.6 DAYS WITH PRECIPITATION >=10 1 2 2 0 2 0 1 0 2 1 3 2 16 DAYS WITH PRECIPITATION >= 5 2 3 4 2 5 0 1 0 2 1 5 2 27 DAYS WITH PRECIPITATION >= 1 6 5 8 6 10 1 3 1 5 3 7 4 59 DAYS WITH PRECIPITATION 8 6 12 12 15 7 4 6 7 7 12 11 107 GREATEST DAILY PRECIPITATION 13.0 12.0 50.0 6.8 21.2 2.2 19.0 2.0 22.0 20.0 17.0 15.0 50.0 DAY 24 4 26 10 17 1 1 11 1 2 8 16 DAY WITH THUNDER STORM 0 0 0 0 3 0 3 2 5 2 3 0 18 DAYS WITH SNOW OR SLEET 3 0 0 0 0 0 0 0 0 0 0 0 3 DAYS WITH DUST 0 0 0 2 0 0 1 0 0 0 0 0 3 WIND DIRECTION (PREVAILING) 180 225 270 270 270 270 270 270 180 180 225 180 270 PREVAILING WIND SPEED(KNOTS) 5.2 5.9 9.1 9.1 8.7 9.3 8.3 8.4 6.5 5.4 8.8 6.3 8.6 PREVAILING WIND PERCENT 17.7 17.0 19.0 22.9 25.4 34.2 26.6 27.0 20.8 11.7 13.3 15.7 19.0 CALMS PERCENT OF WIND 26.6 17.0 19.4 21.3 16.5 10.4 16.5 20.2 40.4 46.0 48.3 47.2 27.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 223 220 247 246 246 255 241 241 229 246 231 184 239 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.2 2.1 2.4 3.1 4.4 3.4 3.7 2.8 1.1 1.9 1.3 2.3 WIND STEADINESES (MEAN %) 23.7 24.5 41.2 47.1 54.4 71.0 65.4 68.5 68.3 31.4 50.0 38.2 48.9 WIND SPEED (MEAN KNOTS) 3.8 4.9 5.1 5.1 5.7 6.2 5.2 5.4 4.1 3.5 3.8 3.4 4.7 FASTEST WIND DIRECTION 270 280 270 270 270 270 260 270 270 240 270 270 280 FASTEST WIND SPEED (KNOTS) 23 49 31 39 27 19 23 19 16 19 35 29 49 DAY 18 21 3 12 24 23 11 11 10 1 18 27 DAYS WITH SKY CLEAR (0-2)/8 10 11 12 8 10 11 12 13 16 17 8 6 134 DAYS WITH P.CLOUDY (3-6)/8 9 13 7 11 8 8 14 15 9 8 13 16 131 DAYS WITH CLOUDY (7-8)/8 12 4 12 11 13 11 5 3 5 6 9 9 100 DAYS WITH VISIBILITY =< 2 KM 4 2 7 9 6 2 0 0 3 2 4 9 48 DURATION OF SUNSHINE HOURS 159.7 184.8 192.0 185.3 205.3 210.1 253.7 273.6 223.4 211.3 151.3 142.3 2392.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1023.2 1016.5 1015.0 1013.0 1009.6 1008.4 1007.8 1008.5 1011.4 1016.8 1016.4 1018.0 1013.7 MAX. QFE PRESSURE IN HPA 1033.1 1035.0 1031.6 1030.7 1020.8 1017.2 1013.1 1016.3 1022.7 1029.7 1027.1 1029.2 1035.0 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 MIN. QFE PRESSURE IN HPA 1011.9 991.0 998.3 998.6 996.8 994.9 1000.1 998.7 1002.7 1001.8 1002.6 1002.1 991.0 DAY-HOUR 10-21 21-12 24-15 12-12 8-12 17-15 9-12 30-21 4-21 6-12 17-12 20- 0 MEAN QNH PRESSURE IN HPA 1024.6 1017.8 1016.3 1014.3 1010.8 1009.6 1009.1 1009.7 1012.7 1018.1 1017.7 1019.3 1015.0 MAX. QNH PRESSURE IN HPA 1034.4 1036.3 1032.9 1032.0 1022.1 1018.5 1014.4 1017.6 1024.0 1031.0 1028.4 1030.5 1036.3 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 MIN. QNH PRESSURE IN HPA 1013.2 992.3 999.6 999.9 998.1 996.2 1001.4 1000.0 1004.0 1003.1 1003.9 1003.4 992.3 DAY-HOUR 10-21 21-12 24-15 12-12 8-12 17-15 9-12 30-21 4-21 6-12 17-12 20- 0 MEAN QFF PRESSURE IN HPA 1024.9 1018.1 1016.6 1014.5 1011.1 1009.9 1009.3 1010.0 1012.9 1018.4 1018.0 1019.6 1015.3 MAX. QFF PRESSURE IN HPA 1034.8 1036.7 1033.3 1032.3 1022.4 1018.8 1014.6 1017.8 1024.3 1031.3 1028.8 1030.9 1036.7 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 MIN. QFF PRESSURE IN HPA 1013.5 992.5 999.8 1000.1 998.3 996.4 1001.6 1000.2 1004.2 1003.3 1004.2 1003.6 992.5 DAY-HOUR 11- 0 21-12 24-15 12-12 8-12 17-21 9-12 30-21 4-21 6-12 17-12 20- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1022.8 1016.3 1014.7 1012.7 1009.5 1008.2 1007.8 1008.1 1011.0 1016.5 1015.7 1017.8 1013.4 MAX. QFE PRESSURE IN HPA 1031.8 1033.2 1030.1 1027.4 1019.1 1016.5 1012.5 1014.0 1020.9 1028.5 1024.5 1027.7 1033.2 DAY 27 9 11 1 18 11 1 6 20 27 20 3 MIN. QFE PRESSURE IN HPA 1011.9 996.7 999.4 1002.5 997.6 996.1 1002.7 999.9 1004.1 1005.9 1004.6 1002.1 996.1 DAY 11 21 24 12 9 17 9 31 8 25 18 20 MEAN QNH PRESSURE IN HPA 1024.1 1017.6 1016.0 1014.0 1010.8 1009.5 1009.1 1009.4 1012.3 1017.8 1017.0 1019.1 1014.7 MAX. QNH PRESSURE IN HPA 1033.1 1034.5 1031.4 1028.7 1020.4 1017.8 1013.8 1015.3 1022.2 1029.8 1025.8 1029.0 1034.5 DAY 27 9 11 1 18 11 1 6 20 27 20 3 MIN. QNH PRESSURE IN HPA 1013.2 998.0 1000.7 1003.8 998.9 997.4 1004.0 1001.2 1005.4 1007.2 1005.9 1003.4 997.4 DAY 11 21 24 12 9 17 9 31 8 25 18 20 MEAN QFF PRESSURE IN HPA 1024.5 1017.9 1016.3 1014.3 1011.0 1009.7 1009.3 1009.6 1012.5 1018.1 1017.3 1019.5 1015.0 MAX. QFF PRESSURE IN HPA 1033.5 1034.9 1031.8 1029.0 1020.7 1018.1 1014.0 1015.5 1022.5 1030.1 1026.2 1029.4 1034.9 DAY 27 9 11 1 18 11 1 6 20 27 20 3 MIN. QFF PRESSURE IN HPA 1013.5 998.3 1001.0 1004.0 999.1 997.6 1004.2 1001.4 1005.6 1007.4 1006.2 1003.6 997.6 DAY 11 21 24 12 9 17 9 31 8 25 18 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1023.1 1016.7 1015.1 1013.2 1010.2 1009.1 1008.4 1009.1 1011.9 1017.2 1016.3 1018.0 1014.0 MAX. QFE PRESSURE IN HPA 1031.8 1033.8 1031.0 1028.7 1019.9 1017.2 1013.1 1015.3 1020.9 1028.6 1025.1 1028.2 1033.8 DAY 27 9 11 1 18 11 1 5 20 27 2 3 MIN. QFE PRESSURE IN HPA 1014.3 996.1 999.4 1001.7 998.1 996.6 1003.2 1001.1 1004.4 1005.7 1005.3 1002.5 996.1 DAY 1 21 24 12 9 17 9 31 8 6 18 20 MEAN QNH PRESSURE IN HPA 1024.4 1018.0 1016.4 1014.5 1011.5 1010.4 1009.7 1010.4 1013.2 1018.5 1017.6 1019.3 1015.3 MAX. QNH PRESSURE IN HPA 1033.1 1035.1 1032.3 1030.0 1021.2 1018.5 1014.4 1016.6 1022.2 1029.9 1026.4 1029.5 1035.1 DAY 27 9 11 1 18 11 1 5 20 27 2 3 MIN. QNH PRESSURE IN HPA 1015.6 997.4 1000.7 1003.0 999.4 997.9 1004.5 1002.4 1005.7 1007.0 1006.6 1003.8 997.4 DAY 1 21 24 12 9 17 9 31 8 6 18 20 MEAN QFF PRESSURE IN HPA 1024.8 1018.4 1016.7 1014.8 1011.8 1010.6 1009.9 1010.6 1013.5 1018.8 1017.9 1019.7 1015.6 MAX. QFF PRESSURE IN HPA 1033.5 1035.5 1032.7 1030.3 1021.5 1018.8 1014.6 1016.8 1022.5 1030.2 1026.7 1029.9 1035.5 DAY 27 9 11 1 18 11 1 5 20 27 2 3 MIN. QFF PRESSURE IN HPA 1015.9 997.7 1001.0 1003.2 999.6 998.1 1004.7 1002.6 1005.9 1007.3 1006.9 1004.0 997.7 DAY 1 21 24 12 9 17 9 31 8 6 18 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1024.2 1017.6 1015.8 1014.1 1010.3 1009.3 1008.6 1009.6 1012.7 1017.8 1017.3 1018.9 1014.7 MAX. QFE PRESSURE IN HPA 1033.0 1035.0 1031.6 1030.7 1020.2 1016.8 1012.7 1016.3 1021.4 1029.7 1025.1 1029.2 1035.0 DAY 26 9 11 1 18 11 1 5 19 27 2 3 MIN. QFE PRESSURE IN HPA 1015.7 995.9 999.9 1004.1 999.1 997.0 1003.4 1001.9 1004.2 1004.4 1006.6 1004.6 995.9 DAY 1 21 24 12 8 17 9 31 8 6 17 20 MEAN QNH PRESSURE IN HPA 1025.5 1018.9 1017.1 1015.4 1011.6 1010.5 1009.9 1010.9 1014.0 1019.1 1018.6 1020.2 1016.0 MAX. QNH PRESSURE IN HPA 1034.3 1036.3 1032.9 1032.0 1021.5 1018.1 1014.0 1017.6 1022.7 1031.0 1026.4 1030.5 1036.3 DAY 26 9 11 1 18 11 1 5 19 27 2 3 MIN. QNH PRESSURE IN HPA 1017.0 997.2 1001.2 1005.4 1000.4 998.3 1004.7 1003.2 1005.5 1005.7 1007.9 1005.9 997.2 DAY 1 21 24 12 8 17 9 31 8 6 17 20 MEAN QFF PRESSURE IN HPA 1025.8 1019.3 1017.4 1015.7 1011.8 1010.8 1010.1 1011.1 1014.2 1019.4 1018.9 1020.5 1016.2 MAX. QFF PRESSURE IN HPA 1034.7 1036.7 1033.3 1032.3 1021.8 1018.3 1014.2 1017.8 1023.0 1031.3 1026.7 1030.9 1036.7 DAY 26 9 11 1 18 11 1 5 19 27 2 3 MIN. QFF PRESSURE IN HPA 1017.3 997.5 1001.4 1005.7 1000.6 998.5 1004.9 1003.4 1005.7 1005.9 1008.2 1006.2 997.5 DAY 1 21 24 12 8 17 9 31 8 6 17 20 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1023.2 1016.6 1015.0 1013.3 1009.4 1008.5 1007.8 1008.6 1011.6 1016.6 1016.2 1017.7 1013.7 MAX. QFE PRESSURE IN HPA 1033.0 1033.8 1030.7 1030.2 1020.5 1016.5 1011.8 1015.4 1021.7 1027.7 1023.9 1028.8 1033.8 DAY 26 9 1 1 18 1 15 5 19 27 23 21 MIN. QFE PRESSURE IN HPA 1015.6 993.5 999.3 1004.2 997.2 996.4 1002.3 1001.5 1003.4 1002.8 1003.2 1006.2 993.5 DAY 10 21 24 12 8 17 9 31 8 6 17 20 MEAN QNH PRESSURE IN HPA 1024.5 1017.9 1016.3 1014.6 1010.7 1009.8 1009.1 1009.9 1012.9 1017.9 1017.5 1019.0 1015.0 MAX. QNH PRESSURE IN HPA 1034.3 1035.1 1032.0 1031.5 1021.8 1017.8 1013.1 1016.7 1023.0 1029.0 1025.2 1030.1 1035.1 DAY 26 9 1 1 18 1 15 5 19 27 23 21 MIN. QNH PRESSURE IN HPA 1016.9 994.8 1000.6 1005.5 998.5 997.7 1003.6 1002.8 1004.7 1004.1 1004.5 1007.5 994.8 DAY 10 21 24 12 8 17 9 31 8 6 17 20 MEAN QFF PRESSURE IN HPA 1024.9 1018.2 1016.6 1014.8 1010.9 1010.1 1009.3 1010.1 1013.1 1018.2 1017.7 1019.3 1015.3 MAX. QFF PRESSURE IN HPA 1034.7 1035.5 1032.4 1031.8 1022.1 1018.0 1013.3 1016.9 1023.3 1029.3 1025.5 1030.5 1035.5 DAY 26 9 11 1 18 1 15 5 19 27 23 21 MIN. QFF PRESSURE IN HPA 1017.2 995.0 1000.8 1005.8 998.7 997.9 1003.8 1003.0 1004.9 1004.3 1004.8 1007.8 995.0 DAY 10 21 24 12 8 17 9 31 8 6 17 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1022.6 1015.4 1014.1 1012.1 1008.5 1007.4 1006.9 1007.8 1010.5 1015.8 1015.7 1017.3 1012.8 MAX. QFE PRESSURE IN HPA 1032.2 1033.0 1030.1 1029.2 1020.1 1015.7 1010.6 1015.0 1021.5 1026.5 1024.6 1028.8 1033.0 DAY 26 9 1 1 18 1 15 11 19 27 19 21 MIN. QFE PRESSURE IN HPA 1013.4 991.0 998.6 998.6 996.8 995.1 1000.1 999.6 1002.9 1001.8 1002.6 1005.9 991.0 DAY 10 21 24 12 8 17 9 30 8 6 17 19 MEAN QNH PRESSURE IN HPA 1023.9 1016.7 1015.4 1013.4 1009.8 1008.7 1008.2 1009.1 1011.8 1017.1 1017.0 1018.6 1014.1 MAX. QNH PRESSURE IN HPA 1033.5 1034.3 1031.4 1030.5 1021.4 1017.0 1011.9 1016.3 1022.8 1027.8 1025.9 1030.1 1034.3 DAY 26 9 1 1 18 1 15 11 19 27 19 21 MIN. QNH PRESSURE IN HPA 1014.7 992.3 999.9 999.9 998.1 996.4 1001.4 1000.9 1004.2 1003.1 1003.9 1007.2 992.3 DAY 10 21 24 12 8 17 9 30 8 6 17 19 MEAN QFF PRESSURE IN HPA 1024.3 1017.0 1015.7 1013.6 1010.0 1009.0 1008.4 1009.3 1012.1 1017.4 1017.3 1018.9 1014.4 MAX. QFF PRESSURE IN HPA 1033.9 1034.7 1031.7 1030.8 1021.7 1017.2 1012.1 1016.5 1023.1 1028.1 1026.2 1030.5 1034.7 DAY 26 9 1 1 18 1 15 11 19 27 19 21 MIN. QFF PRESSURE IN HPA 1015.0 992.5 1000.1 1000.1 998.3 996.6 1001.6 1001.1 1004.4 1003.3 1004.2 1007.5 992.5 DAY 10 21 24 12 8 17 9 30 8 6 17 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1023.4 1016.3 1014.8 1012.4 1009.0 1007.6 1007.0 1007.8 1010.9 1016.7 1016.6 1018.2 1013.4 MAX. QFE PRESSURE IN HPA 1033.1 1032.4 1030.1 1029.8 1020.1 1015.9 1010.6 1014.6 1022.0 1027.7 1026.7 1028.8 1033.1 DAY 26 9 10 1 18 10 1 5 19 27 19 21 MIN. QFE PRESSURE IN HPA 1012.9 1000.9 998.3 999.4 997.3 994.9 1000.1 999.8 1003.3 1003.4 1004.6 1006.8 994.9 DAY 10 20 24 12 8 17 9 30 4 6 17 19 MEAN QNH PRESSURE IN HPA 1024.7 1017.6 1016.1 1013.7 1010.3 1008.9 1008.3 1009.1 1012.2 1018.0 1017.9 1019.5 1014.7 MAX. QNH PRESSURE IN HPA 1034.4 1033.7 1031.4 1031.1 1021.4 1017.2 1011.9 1015.9 1023.3 1029.0 1028.0 1030.1 1034.4 DAY 26 9 10 1 18 10 1 5 19 27 19 21 MIN. QNH PRESSURE IN HPA 1014.2 1002.2 999.6 1000.7 998.6 996.2 1001.4 1001.1 1004.6 1004.7 1005.9 1008.1 996.2 DAY 10 20 24 12 8 17 9 30 4 6 17 19 MEAN QFF PRESSURE IN HPA 1025.0 1017.9 1016.4 1014.0 1010.5 1009.1 1008.5 1009.3 1012.4 1018.3 1018.2 1019.8 1015.0 MAX. QFF PRESSURE IN HPA 1034.8 1034.1 1031.8 1031.4 1021.7 1017.5 1012.1 1016.1 1023.6 1029.3 1028.4 1030.5 1034.8 DAY 26 9 10 1 18 10 1 5 19 27 19 21 MIN. QFF PRESSURE IN HPA 1014.5 1002.5 999.8 1000.9 998.8 996.4 1001.6 1001.3 1004.8 1004.9 1006.2 1008.4 996.4 DAY 10 20 24 12 8 17 9 30 4 6 17 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1023.6 1016.8 1015.6 1013.3 1010.0 1008.5 1007.9 1008.5 1011.4 1017.2 1016.9 1018.3 1014.0 MAX. QFE PRESSURE IN HPA 1033.1 1032.8 1030.9 1030.2 1020.8 1016.5 1011.5 1014.4 1022.7 1028.3 1027.1 1028.6 1033.1 DAY 26 9 10 1 18 10 15 5 19 26 19 21 MIN. QFE PRESSURE IN HPA 1012.3 1000.4 999.5 1004.1 998.6 994.9 1001.3 999.8 1003.2 1004.8 1003.0 1005.9 994.9 DAY 10 20 24 25 8 17 9 30 4 6 17 19 MEAN QNH PRESSURE IN HPA 1024.9 1018.1 1016.9 1014.6 1011.3 1009.8 1009.2 1009.8 1012.7 1018.5 1018.2 1019.6 1015.3 MAX. QNH PRESSURE IN HPA 1034.4 1034.1 1032.2 1031.5 1022.1 1017.8 1012.8 1015.7 1024.0 1029.6 1028.4 1029.9 1034.4 DAY 26 9 10 1 18 10 15 5 19 26 19 21 MIN. QNH PRESSURE IN HPA 1013.6 1001.7 1000.8 1005.4 999.9 996.2 1002.6 1001.1 1004.5 1006.1 1004.3 1007.2 996.2 DAY 10 20 24 25 8 17 9 30 4 6 17 19 MEAN QFF PRESSURE IN HPA 1025.3 1018.4 1017.2 1014.9 1011.6 1010.0 1009.4 1010.0 1013.0 1018.8 1018.5 1020.0 1015.6 MAX. QFF PRESSURE IN HPA 1034.8 1034.5 1032.6 1031.8 1022.4 1018.1 1013.0 1015.9 1024.3 1029.9 1028.8 1030.3 1034.8 DAY 26 9 10 1 18 10 15 5 19 26 19 21 MIN. QFF PRESSURE IN HPA 1013.9 1002.0 1001.0 1005.6 1000.1 996.4 1002.8 1001.3 1004.7 1006.3 1004.6 1007.5 996.4 DAY 10 20 24 25 8 17 9 30 4 6 17 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1023.2 1016.7 1015.1 1012.9 1009.7 1008.3 1007.8 1008.1 1011.1 1016.9 1016.4 1017.8 1013.7 MAX. QFE PRESSURE IN HPA 1032.4 1032.2 1030.7 1028.3 1020.1 1016.5 1011.1 1014.5 1022.2 1028.5 1025.9 1028.1 1032.4 DAY 26 8 10 1 18 10 1 11 19 26 19 9 MIN. QFE PRESSURE IN HPA 1011.9 998.9 998.7 1004.2 997.6 994.9 1001.9 998.7 1002.7 1005.9 1004.8 1003.9 994.9 DAY 10 20 24 25 8 17 9 30 4 24 17 19 MEAN QNH PRESSURE IN HPA 1024.5 1018.0 1016.4 1014.2 1011.0 1009.6 1009.1 1009.4 1012.4 1018.2 1017.7 1019.1 1015.0 MAX. QNH PRESSURE IN HPA 1033.7 1033.5 1032.0 1029.6 1021.4 1017.8 1012.4 1015.8 1023.5 1029.8 1027.2 1029.4 1033.7 DAY 26 8 10 1 18 10 1 11 19 26 19 9 MIN. QNH PRESSURE IN HPA 1013.2 1000.2 1000.0 1005.5 998.9 996.2 1003.2 1000.0 1004.0 1007.2 1006.1 1005.2 996.2 DAY 10 20 24 25 8 17 9 30 4 24 17 19 MEAN QFF PRESSURE IN HPA 1024.9 1018.3 1016.7 1014.4 1011.3 1009.8 1009.3 1009.6 1012.6 1018.4 1018.0 1019.4 1015.2 MAX. QFF PRESSURE IN HPA 1034.1 1033.9 1032.4 1029.9 1021.7 1018.0 1012.6 1016.0 1023.8 1030.1 1027.6 1029.7 1034.1 DAY 26 8 10 1 18 10 1 11 19 26 19 9 MIN. QFF PRESSURE IN HPA 1013.5 1000.5 1000.2 1005.7 999.1 996.4 1003.4 1000.2 1004.2 1007.4 1006.4 1005.5 996.4 DAY 10 20 24 25 8 17 9 30 4 24 17 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.1 9.4 12.7 14.7 19.0 25.1 28.6 27.9 26.4 22.3 14.8 5.4 17.9 MINIMUN AIR TEMPERATURE (C) 4.0 4.4 7.4 10.9 14.4 19.7 23.9 24.3 21.8 17.3 10.4 1.5 13.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 10 29 29 22 3 0 0 93 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 5 1 2 0 0 0 0 0 0 0 0 11 19 TEMPERATURE RECORDS LOWEST(C) -0.8 -0.8 -1.2 7.0 8.2 13.8 18.4 18.8 15.0 10.2 2.4 -3.2 -3.2 DAY 26 17 7 6 2 8 2 14 28 24 30 30 MAXIMUM AIR TEMPERATURE (C) 12.8 15.2 19.1 19.0 24.8 31.5 34.7 32.8 32.3 29.1 20.3 10.5 23.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 2 1 6 19 30 25 28 13 1 0 125 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 18.8 24.8 33.6 30.6 40.6 38.8 39.8 40.2 35.6 38.6 31.2 17.2 40.6 DAY 2 26 27 7 31 12 14 3 17 3 12 8 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 10.8 11.7 8.1 10.4 11.8 10.8 8.5 10.5 11.8 9.9 9.0 10.2 MEAN DAILY TEMP. (MDT) (C) 8.4 9.8 13.2 15.0 19.6 25.6 29.3 28.5 27.0 23.2 15.3 6.0 18.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 3.6 0.2 28.8 138.3 256.4 233.5 181.4 88.4 1.6 0.0 932.3 HEATING DEG. DAYS(BASE 18 0C) 297.8 228.6 159.9 97.4 16.2 0.0 0.0 0.0 0.0 3.9 89.5 372.2 1265.4 DEWPOINT (MEAN C) 4.1 4.5 7.3 11.2 13.2 16.6 20.6 21.9 20.4 15.9 9.9 1.9 12.3 MIXING RATIO (G/KG) 5.20 5.31 6.53 8.38 9.54 12.06 15.40 16.79 15.24 11.52 7.70 4.38 9.84 VAPOUR PRESSURE (HPA) 8.44 8.61 10.53 13.45 15.30 19.17 24.34 26.46 24.18 18.43 12.46 7.13 15.71 SATURATION DEF. (HPA) 2.66 3.70 5.09 3.75 7.75 13.54 15.61 11.81 10.83 9.71 4.99 2.12 7.63 RELATIVE HUMIDITY (MEAN %) 78 74 73 81 72 62 64 72 72 70 75 80 73 RELATIVE HUMIDITY (MAX. %) 90 90 89 93 89 81 81 86 86 88 89 91 88 RELATIVE HUMIDITY (MIN. %) 61 52 53 66 52 41 43 53 51 45 56 62 53 RELATIVE HUMIDITY (MEAN% 03UTC) 85 82 82 89 82 72 73 80 83 83 84 86 82 RELATIVE HUMIDITY (MEAN% 09UTC) 66 60 59 69 55 43 45 56 52 50 59 66 57 RELATIVE HUMIDITY (MEAN% 15UTC) 81 76 75 81 68 56 59 71 71 73 80 83 73 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 39.9 43.1 75.5 101.3 24.6 38.6 4.5 43.9 9.1 56.6 67.9 37.9 542.9 DAYS WITH PRECIPITATION >=10 2 1 3 3 1 1 0 2 0 2 4 1 20 DAYS WITH PRECIPITATION >= 5 2 3 5 5 2 2 0 2 1 3 5 1 31 DAYS WITH PRECIPITATION >= 1 6 7 9 11 5 2 2 6 2 3 8 7 68 DAYS WITH PRECIPITATION 10 8 13 19 11 7 8 12 8 8 11 14 129 GREATEST DAILY PRECIPITATION 14.0 20.0 23.2 28.0 10.0 29.0 2.0 18.0 5.3 28.3 14.1 15.6 29.0 DAY 9 16 23 3 13 22 21 13 3 31 14 22 DAY WITH THUNDER STORM 2 0 0 1 3 0 6 4 1 6 1 0 24 DAYS WITH SNOW OR SLEET 2 0 0 0 0 0 0 0 0 0 0 3 5 DAYS WITH DUST 0 0 0 0 2 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 180 180 270 270 270 270 270 270 270 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 7.0 6.6 8.1 8.3 8.0 8.8 8.5 7.6 6.4 5.4 5.3 5.7 7.9 PREVAILING WIND PERCENT 17.3 12.9 15.3 21.7 22.2 32.5 25.0 21.4 18.3 19.0 24.2 14.9 16.3 CALMS PERCENT OF WIND 41.9 38.4 35.9 35.8 39.9 32.5 27.4 37.1 45.0 39.9 45.8 44.0 38.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 208 223 230 246 246 256 248 238 231 217 194 217 236 VECTOR WIND MAGNITUDE(KNOTS) 1.4 1.4 1.6 2.3 2.6 3.8 3.1 2.8 2.1 1.2 1.3 0.6 1.9 WIND STEADINESES (MEAN %) 36.8 32.6 38.1 50.0 65.0 76.0 64.6 71.8 67.7 35.3 41.9 18.2 48.7 WIND SPEED (MEAN KNOTS) 3.8 4.3 4.2 4.6 4.0 5.0 4.8 3.9 3.1 3.4 3.1 3.3 3.9 FASTEST WIND DIRECTION 130 260 260 300 260 270 260 260 260 260 270 250 300 FASTEST WIND SPEED (KNOTS) 14 23 25 33 23 23 16 14 16 16 14 17 33 DAY 8 16 12 7 29 14 18 8 18 3 26 21 DAYS WITH SKY CLEAR (0-2)/8 9 9 10 2 6 17 17 9 10 15 14 9 127 DAYS WITH P.CLOUDY (3-6)/8 12 12 9 11 12 7 11 10 15 11 9 9 128 DAYS WITH CLOUDY (7-8)/8 10 7 12 17 13 6 3 12 5 5 7 13 110 DAYS WITH VISIBILITY =< 2 KM 7 9 11 12 2 2 0 4 0 3 3 10 63 DURATION OF SUNSHINE HOURS 142.6 163.5 175.3 119.9 191.9 266.9 302.3 174.9 223.0 211.4 172.2 135.2 2279.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1019.7 1018.4 1014.7 1012.5 1012.9 1008.4 1007.9 1006.8 1011.8 1014.5 1019.6 1020.7 1014.0 MAX. QFE PRESSURE IN HPA 1030.5 1034.1 1035.6 1022.3 1023.7 1017.9 1015.4 1016.8 1019.3 1025.1 1029.2 1039.4 1039.4 DAY-HOUR 27- 6 18-18 6- 9 1- 6 16-18 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 MIN. QFE PRESSURE IN HPA 1005.4 1000.0 998.0 995.0 999.8 997.8 997.6 997.8 1005.4 1004.3 1002.2 1000.4 995.0 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-15 24-12 17- 0 17-12 21-12 12- 3 21- 3 MEAN QNH PRESSURE IN HPA 1021.0 1019.7 1016.0 1013.8 1014.2 1009.7 1009.2 1008.1 1013.1 1015.8 1020.9 1022.0 1015.3 MAX. QNH PRESSURE IN HPA 1031.8 1035.4 1036.9 1023.6 1025.0 1019.2 1016.7 1018.1 1020.6 1026.4 1030.5 1040.7 1040.7 DAY-HOUR 27- 6 18-18 6- 9 1- 6 16-18 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 MIN. QNH PRESSURE IN HPA 1006.7 1001.3 999.3 996.3 1001.1 999.1 998.9 999.1 1006.7 1005.6 1003.5 1001.7 996.3 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-15 24-12 17- 0 17-12 21-12 12- 3 21- 3 MEAN QFF PRESSURE IN HPA 1021.3 1020.0 1016.3 1014.0 1014.5 1009.9 1009.4 1008.3 1013.3 1016.0 1021.2 1022.4 1015.6 MAX. QFF PRESSURE IN HPA 1032.1 1035.8 1037.3 1023.9 1025.3 1019.4 1016.9 1018.3 1020.8 1026.7 1030.8 1041.1 1041.1 DAY-HOUR 27- 6 18-18 6- 9 1- 6 17- 6 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 MIN. QFF PRESSURE IN HPA 1007.0 1001.6 999.5 996.6 1001.3 999.3 999.1 999.3 1006.9 1005.8 1003.7 1002.0 996.6 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-21 24-12 17- 0 17-12 21-12 12- 3 21- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1017.1 1014.1 1012.1 1012.6 1008.1 1007.9 1006.6 1011.5 1014.3 1019.2 1020.6 1013.6 MAX. QFE PRESSURE IN HPA 1027.9 1032.6 1031.6 1019.9 1022.6 1016.2 1014.5 1015.6 1017.8 1023.0 1027.9 1038.7 1038.7 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QFE PRESSURE IN HPA 1005.4 1000.0 998.0 1000.7 999.8 999.0 998.9 997.8 1005.6 1004.4 1003.2 1003.0 997.8 DAY 8 27 27 4 29 19 25 17 18 22 12 21 MEAN QNH PRESSURE IN HPA 1020.8 1018.4 1015.4 1013.4 1013.9 1009.4 1009.1 1007.9 1012.8 1015.6 1020.5 1021.9 1014.9 MAX. QNH PRESSURE IN HPA 1029.2 1033.9 1032.9 1021.2 1023.9 1017.5 1015.8 1016.9 1019.1 1024.3 1029.2 1040.0 1040.0 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QNH PRESSURE IN HPA 1006.7 1001.3 999.3 1002.0 1001.1 1000.3 1000.2 999.1 1006.9 1005.7 1004.5 1004.3 999.1 DAY 8 27 27 4 29 19 25 17 18 22 12 21 MEAN QFF PRESSURE IN HPA 1021.1 1018.7 1015.7 1013.7 1014.2 1009.7 1009.4 1008.1 1013.0 1015.8 1020.8 1022.3 1015.2 MAX. QFF PRESSURE IN HPA 1029.5 1034.3 1033.2 1021.5 1024.2 1017.7 1016.0 1017.1 1019.3 1024.6 1029.5 1040.4 1040.4 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QFF PRESSURE IN HPA 1007.0 1001.6 999.5 1002.3 1001.3 1000.5 1000.4 999.3 1007.1 1005.9 1004.7 1004.6 999.3 DAY 8 27 27 4 29 19 25 17 18 22 12 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1019.8 1018.4 1015.0 1012.5 1013.5 1009.1 1008.8 1007.4 1012.4 1014.8 1019.7 1020.8 1014.3 MAX. QFE PRESSURE IN HPA 1029.0 1033.1 1034.1 1020.7 1023.2 1016.8 1015.2 1015.9 1018.7 1022.6 1028.4 1038.8 1038.8 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QFE PRESSURE IN HPA 1005.4 1002.0 998.4 1001.7 1001.2 1001.2 999.1 999.5 1006.8 1004.3 1002.2 1000.4 998.4 DAY 8 25 27 4 29 19 25 17 19 30 12 21 MEAN QNH PRESSURE IN HPA 1021.1 1019.7 1016.3 1013.8 1014.8 1010.4 1010.1 1008.7 1013.7 1016.1 1021.0 1022.1 1015.6 MAX. QNH PRESSURE IN HPA 1030.3 1034.4 1035.4 1022.0 1024.5 1018.1 1016.5 1017.2 1020.0 1023.9 1029.7 1040.1 1040.1 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QNH PRESSURE IN HPA 1006.7 1003.3 999.7 1003.0 1002.5 1002.5 1000.4 1000.8 1008.1 1005.6 1003.5 1001.7 999.7 DAY 8 25 27 4 29 19 25 17 19 30 12 21 MEAN QFF PRESSURE IN HPA 1021.4 1020.0 1016.6 1014.1 1015.1 1010.6 1010.3 1008.9 1014.0 1016.4 1021.4 1022.4 1015.9 MAX. QFF PRESSURE IN HPA 1030.7 1034.8 1035.8 1022.3 1024.8 1018.3 1016.7 1017.4 1020.2 1024.2 1030.0 1040.5 1040.5 DAY 27 19 10 1 17 25 3 31 21 23 17 3 MIN. QFF PRESSURE IN HPA 1007.0 1003.6 999.9 1003.3 1002.7 1002.7 1000.6 1001.0 1008.3 1005.9 1003.7 1002.0 999.9 DAY 8 25 27 4 29 19 25 17 19 30 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1020.8 1020.0 1015.9 1013.3 1013.8 1009.1 1008.9 1007.9 1013.1 1015.6 1020.7 1021.8 1015.1 MAX. QFE PRESSURE IN HPA 1030.5 1033.6 1035.5 1022.3 1023.7 1016.9 1015.4 1016.8 1019.3 1022.4 1029.2 1039.2 1039.2 DAY 27 19 10 1 17 24 2 31 21 31 17 3 MIN. QFE PRESSURE IN HPA 1007.4 1002.5 999.9 1003.2 1004.4 1001.5 1000.1 1001.2 1007.3 1006.5 1003.6 1001.2 999.9 DAY 8 25 27 4 29 19 24 15 19 30 12 21 MEAN QNH PRESSURE IN HPA 1022.1 1021.3 1017.2 1014.6 1015.1 1010.4 1010.2 1009.2 1014.4 1016.9 1022.0 1023.2 1016.4 MAX. QNH PRESSURE IN HPA 1031.8 1034.9 1036.8 1023.6 1025.0 1018.2 1016.7 1018.1 1020.6 1023.7 1030.5 1040.5 1040.5 DAY 27 19 10 1 17 24 2 31 21 31 17 3 MIN. QNH PRESSURE IN HPA 1008.7 1003.8 1001.2 1004.5 1005.7 1002.8 1001.4 1002.5 1008.6 1007.8 1004.9 1002.5 1001.2 DAY 8 25 27 4 29 19 24 15 19 30 12 21 MEAN QFF PRESSURE IN HPA 1022.5 1021.6 1017.5 1014.9 1015.4 1010.6 1010.4 1009.4 1014.6 1017.1 1022.3 1023.5 1016.7 MAX. QFF PRESSURE IN HPA 1032.1 1035.3 1037.2 1023.9 1025.3 1018.4 1016.9 1018.3 1020.8 1024.0 1030.8 1040.9 1040.9 DAY 27 19 10 1 17 24 2 31 21 31 17 3 MIN. QFF PRESSURE IN HPA 1009.0 1004.1 1001.4 1004.8 1005.9 1003.0 1001.6 1002.7 1008.8 1008.0 1005.1 1002.8 1001.4 DAY 8 25 27 4 29 19 24 15 19 30 12 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1019.4 1019.3 1014.9 1012.5 1013.0 1008.3 1007.9 1007.0 1011.9 1014.1 1019.4 1020.5 1014.0 MAX. QFE PRESSURE IN HPA 1029.9 1031.6 1035.6 1020.5 1022.5 1017.4 1014.7 1016.0 1018.1 1020.7 1027.8 1037.5 1037.5 DAY 27 18 6 1 17 24 1 31 29 31 16 3 MIN. QFE PRESSURE IN HPA 1007.0 1002.6 1001.3 997.3 1003.3 999.8 998.4 999.4 1006.0 1005.4 1004.1 1001.7 997.3 DAY 7 25 27 3 29 19 24 8 19 21 12 21 MEAN QNH PRESSURE IN HPA 1020.7 1020.6 1016.2 1013.8 1014.3 1009.6 1009.2 1008.3 1013.2 1015.4 1020.7 1021.8 1015.3 MAX. QNH PRESSURE IN HPA 1031.2 1032.9 1036.9 1021.8 1023.8 1018.7 1016.0 1017.3 1019.4 1022.0 1029.1 1038.8 1038.8 DAY 27 18 6 1 17 24 1 31 29 31 16 3 MIN. QNH PRESSURE IN HPA 1008.3 1003.9 1002.6 998.6 1004.6 1001.1 999.7 1000.7 1007.3 1006.7 1005.4 1003.0 998.6 DAY 7 25 27 3 29 19 24 8 19 21 12 21 MEAN QFF PRESSURE IN HPA 1021.1 1020.9 1016.5 1014.1 1014.5 1009.8 1009.4 1008.5 1013.4 1015.7 1021.0 1022.2 1015.6 MAX. QFF PRESSURE IN HPA 1031.5 1033.3 1037.3 1022.1 1024.1 1018.9 1016.2 1017.5 1019.6 1022.3 1029.4 1039.2 1039.2 DAY 27 18 6 1 17 24 1 31 29 31 16 3 MIN. QFF PRESSURE IN HPA 1008.6 1004.2 1002.8 998.9 1004.8 1001.3 999.9 1000.9 1007.5 1006.9 1005.6 1003.3 998.9 DAY 7 25 27 3 29 19 24 8 19 21 12 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1018.9 1018.1 1013.9 1011.6 1012.3 1007.5 1006.9 1005.9 1010.9 1013.5 1018.9 1020.3 1013.2 MAX. QFE PRESSURE IN HPA 1028.5 1031.1 1035.0 1019.3 1021.4 1016.9 1014.2 1014.5 1017.3 1021.5 1027.8 1036.7 1036.7 DAY 27 18 10 11 16 24 1 31 29 22 16 2 MIN. QFE PRESSURE IN HPA 1006.7 1000.8 1000.3 995.0 1002.3 998.7 997.6 998.3 1005.4 1004.3 1006.9 1001.6 995.0 DAY 7 25 26 3 31 18 24 8 17 21 12 21 MEAN QNH PRESSURE IN HPA 1020.2 1019.4 1015.2 1012.9 1013.6 1008.8 1008.2 1007.2 1012.2 1014.8 1020.2 1021.6 1014.5 MAX. QNH PRESSURE IN HPA 1029.8 1032.4 1036.3 1020.6 1022.7 1018.2 1015.5 1015.8 1018.6 1022.8 1029.1 1038.0 1038.0 DAY 27 18 10 11 16 24 1 31 29 22 16 2 MIN. QNH PRESSURE IN HPA 1008.0 1002.1 1001.6 996.3 1003.6 1000.0 998.9 999.6 1006.7 1005.6 1008.2 1002.9 996.3 DAY 7 25 26 3 31 18 24 8 17 21 12 21 MEAN QFF PRESSURE IN HPA 1020.5 1019.7 1015.5 1013.2 1013.8 1009.0 1008.4 1007.4 1012.5 1015.0 1020.5 1021.9 1014.8 MAX. QFF PRESSURE IN HPA 1030.1 1032.8 1036.7 1020.9 1023.0 1018.4 1015.7 1016.0 1018.8 1023.1 1029.4 1038.4 1038.4 DAY 27 18 10 11 16 24 1 31 29 22 16 2 MIN. QFF PRESSURE IN HPA 1008.3 1002.4 1001.8 996.6 1003.8 1000.2 999.1 999.8 1006.9 1005.8 1008.4 1003.2 996.6 DAY 7 25 26 3 31 18 24 8 17 21 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1019.7 1018.5 1014.4 1012.1 1012.3 1007.9 1007.2 1006.1 1011.3 1014.3 1019.6 1020.8 1013.7 MAX. QFE PRESSURE IN HPA 1029.3 1032.6 1035.0 1019.6 1022.4 1017.1 1014.7 1014.4 1017.9 1024.2 1028.1 1038.5 1038.5 DAY 25 18 10 11 16 24 1 30 29 22 16 2 MIN. QFE PRESSURE IN HPA 1007.7 1002.0 998.8 999.4 1001.9 997.8 997.6 998.5 1005.9 1004.5 1006.9 1002.7 997.6 DAY 7 26 26 7 28 18 24 15 17 21 10 21 MEAN QNH PRESSURE IN HPA 1021.0 1019.8 1015.7 1013.4 1013.6 1009.1 1008.4 1007.4 1012.6 1015.6 1020.9 1022.1 1015.0 MAX. QNH PRESSURE IN HPA 1030.6 1033.9 1036.3 1020.9 1023.7 1018.4 1016.0 1015.7 1019.2 1025.5 1029.4 1039.8 1039.8 DAY 25 18 10 11 16 24 1 30 29 22 16 2 MIN. QNH PRESSURE IN HPA 1009.0 1003.3 1000.1 1000.7 1003.2 999.1 998.9 999.8 1007.2 1005.8 1008.2 1004.0 998.9 DAY 7 26 26 7 28 18 24 15 17 21 10 21 MEAN QFF PRESSURE IN HPA 1021.3 1020.2 1016.0 1013.7 1013.9 1009.4 1008.7 1007.6 1012.8 1015.9 1021.2 1022.5 1015.3 MAX. QFF PRESSURE IN HPA 1031.0 1034.3 1036.7 1021.2 1024.0 1018.6 1016.2 1015.9 1019.4 1025.8 1029.7 1040.2 1040.2 DAY 25 18 10 11 16 24 1 30 29 22 16 2 MIN. QFF PRESSURE IN HPA 1009.3 1003.6 1000.3 1000.9 1003.4 999.3 999.1 1000.0 1007.4 1006.0 1008.5 1004.3 999.1 DAY 7 26 26 7 28 18 24 15 17 21 10 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1020.0 1018.5 1015.1 1012.9 1013.4 1008.9 1008.0 1006.9 1012.0 1014.9 1020.0 1020.7 1014.3 MAX. QFE PRESSURE IN HPA 1029.3 1034.1 1033.7 1020.4 1023.7 1017.9 1015.3 1015.2 1018.4 1025.1 1028.7 1039.4 1039.4 DAY 25 18 6 11 16 24 1 30 29 22 16 2 MIN. QFE PRESSURE IN HPA 1007.9 1001.8 1000.0 1001.7 1002.6 997.8 997.9 998.3 1006.4 1004.4 1006.6 1004.9 997.8 DAY 7 26 26 7 28 18 24 15 17 21 10 21 MEAN QNH PRESSURE IN HPA 1021.3 1019.8 1016.4 1014.2 1014.6 1010.2 1009.3 1008.2 1013.3 1016.2 1021.3 1022.0 1015.6 MAX. QNH PRESSURE IN HPA 1030.6 1035.4 1035.0 1021.7 1025.0 1019.2 1016.6 1016.5 1019.7 1026.4 1030.0 1040.7 1040.7 DAY 25 18 6 11 16 24 1 30 29 22 16 2 MIN. QNH PRESSURE IN HPA 1009.2 1003.1 1001.3 1003.0 1003.9 999.1 999.2 999.6 1007.7 1005.7 1007.9 1006.2 999.1 DAY 7 26 26 7 28 18 24 15 17 21 10 21 MEAN QFF PRESSURE IN HPA 1021.6 1020.1 1016.7 1014.5 1014.9 1010.4 1009.5 1008.4 1013.5 1016.4 1021.6 1022.4 1015.8 MAX. QFF PRESSURE IN HPA 1031.0 1035.8 1035.4 1022.0 1025.3 1019.4 1016.8 1016.7 1019.9 1026.7 1030.3 1041.1 1041.1 DAY 25 18 6 11 16 24 1 30 29 22 16 2 MIN. QFF PRESSURE IN HPA 1009.5 1003.4 1001.5 1003.2 1004.1 999.3 999.4 999.8 1007.9 1005.9 1008.2 1006.5 999.3 DAY 7 26 26 7 28 18 24 15 17 21 10 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1019.6 1017.6 1014.5 1012.7 1012.8 1008.7 1007.7 1006.8 1011.6 1014.5 1019.6 1020.2 1013.9 MAX. QFE PRESSURE IN HPA 1028.3 1033.6 1031.0 1019.9 1023.3 1017.5 1014.9 1015.7 1017.6 1024.0 1028.5 1038.9 1038.9 DAY 25 18 6 22 16 24 2 30 20 22 16 2 MIN. QFE PRESSURE IN HPA 1006.0 1000.2 999.0 1001.0 1001.1 997.8 998.9 998.3 1005.6 1004.6 1004.8 1002.1 997.8 DAY 7 26 26 3 28 18 24 16 17 21 11 20 MEAN QNH PRESSURE IN HPA 1020.9 1018.9 1015.8 1014.0 1014.1 1010.0 1009.0 1008.1 1012.9 1015.8 1020.9 1021.5 1015.2 MAX. QNH PRESSURE IN HPA 1029.6 1034.9 1032.3 1021.2 1024.6 1018.8 1016.2 1017.0 1018.9 1025.3 1029.8 1040.2 1040.2 DAY 25 18 6 22 16 24 2 30 20 22 16 2 MIN. QNH PRESSURE IN HPA 1007.3 1001.5 1000.3 1002.3 1002.4 999.1 1000.2 999.6 1006.9 1005.9 1006.1 1003.4 999.1 DAY 7 26 26 3 28 18 24 16 17 21 11 20 MEAN QFF PRESSURE IN HPA 1021.2 1019.3 1016.1 1014.3 1014.4 1010.2 1009.2 1008.3 1013.1 1016.1 1021.2 1021.9 1015.4 MAX. QFF PRESSURE IN HPA 1030.0 1035.3 1032.7 1021.5 1024.9 1019.0 1016.4 1017.2 1019.1 1025.6 1030.1 1040.6 1040.6 DAY 25 18 6 22 16 24 2 30 20 22 16 2 MIN. QFF PRESSURE IN HPA 1007.6 1001.8 1000.5 1002.6 1002.6 999.3 1000.4 999.8 1007.1 1006.1 1006.3 1003.7 999.3 DAY 7 26 26 3 28 18 24 16 17 21 11 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 8.2 8.5 8.8 13.4 19.8 23.4 26.5 27.8 24.5 21.7 13.2 10.2 17.2 MINIMUN AIR TEMPERATURE (C) 3.5 4.6 5.7 9.4 13.3 18.4 23.1 22.9 20.2 16.6 9.0 6.5 12.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 28 28 14 1 0 0 77 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 3 3 2 0 0 0 0 0 0 0 0 4 12 TEMPERATURE RECORDS LOWEST(C) -1.4 -3.4 -2.2 3.2 2.8 12.2 19.8 20.4 15.0 12.0 2.4 -1.4 -3.4 DAY 27 18 3 19 2 7 5 12 27 21 23 13 MAXIMUM AIR TEMPERATURE (C) 13.7 12.8 12.7 18.1 26.6 29.0 31.0 33.9 30.1 27.9 18.3 15.1 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 5 12 21 29 13 7 0 0 91 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 25.3 25.6 23.2 35.8 37.2 33.4 36.2 41.5 36.8 35.5 26.2 29.2 41.5 DAY 7 3 19 26 31 1 17 12 5 24 2 19 DIF. BETWEEN (MAX.-MIN.) (C) 10.2 8.2 7.0 8.7 13.3 10.6 7.9 11.0 9.9 11.3 9.3 8.6 9.6 MEAN DAILY TEMP. (MDT) (C) 8.6 8.7 9.2 13.8 19.9 23.7 27.1 28.4 25.2 22.3 13.6 10.8 17.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 11.2 30.0 85.5 188.0 229.3 124.6 47.9 0.0 0.0 716.6 HEATING DEG. DAYS(BASE 18 0C) 291.8 261.2 274.3 155.6 25.2 0.7 0.0 0.0 0.0 1.9 135.9 226.0 1372.5 DEWPOINT (MEAN C) 3.4 3.9 6.0 9.6 12.7 16.2 20.2 20.9 18.1 15.4 8.8 6.0 11.8 MIXING RATIO (G/KG) 4.89 5.11 5.85 7.64 9.41 11.68 15.03 15.74 13.32 11.14 7.19 5.91 9.41 VAPOUR PRESSURE (HPA) 7.94 8.27 9.47 12.30 15.09 18.60 23.74 24.90 21.21 17.82 11.65 9.60 15.05 SATURATION DEF. (HPA) 3.41 3.32 2.06 4.19 9.28 10.81 11.28 13.30 10.37 8.83 4.05 3.43 7.03 RELATIVE HUMIDITY (MEAN %) 75 76 83 81 67 67 70 69 69 70 77 77 73 RELATIVE HUMIDITY (MAX. %) 88 89 94 93 87 86 84 84 83 86 90 89 88 RELATIVE HUMIDITY (MIN. %) 57 59 68 65 43 45 53 47 50 49 59 61 55 RELATIVE HUMIDITY (MEAN% 03UTC) 82 83 92 87 82 77 78 78 78 81 85 84 82 RELATIVE HUMIDITY (MEAN% 09UTC) 63 66 71 70 47 48 55 50 52 53 62 63 58 RELATIVE HUMIDITY (MEAN% 15UTC) 77 77 85 81 64 61 68 67 70 75 80 80 74 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 12.0 62.7 112.2 57.0 51.3 54.2 6.1 33.4 5.0 47.2 133.5 56.8 631.4 DAYS WITH PRECIPITATION >=10 0 1 4 0 2 2 0 1 0 1 4 3 18 DAYS WITH PRECIPITATION >= 5 1 6 7 6 2 2 1 2 0 1 6 4 38 DAYS WITH PRECIPITATION >= 1 4 11 13 10 4 3 1 6 2 1 8 6 69 DAYS WITH PRECIPITATION 9 15 17 19 9 14 10 8 7 8 12 10 138 GREATEST DAILY PRECIPITATION 5.0 12.2 31.3 9.0 35.0 31.0 5.0 13.9 2.1 46.0 32.0 19.0 46.0 DAY 16 5 8 11 25 6 10 21 10 5 22 11 DAY WITH THUNDER STORM 0 0 1 3 0 5 2 8 2 3 4 0 28 DAYS WITH SNOW OR SLEET 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 2 1 2 0 0 0 1 0 0 0 0 6 WIND DIRECTION (PREVAILING) 180 225 225 270 180 270 270 270 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 7.0 6.9 7.8 8.7 5.6 9.2 8.4 8.3 6.2 5.9 6.2 6.9 5.8 PREVAILING WIND PERCENT 9.3 15.6 19.0 22.9 17.3 22.5 24.6 21.4 25.0 20.6 20.8 15.7 16.1 CALMS PERCENT OF WIND 49.6 37.1 33.1 28.3 29.4 25.0 33.1 32.7 24.6 34.7 39.6 47.2 34.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 215 240 247 245 235 244 243 239 226 219 211 178 235 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.6 2.2 2.7 2.2 3.7 3.4 3.0 3.4 1.5 1.5 0.8 2.2 WIND STEADINESES (MEAN %) 25.0 39.0 50.0 50.9 44.9 68.5 75.6 68.2 68.0 36.6 39.5 22.9 50.0 WIND SPEED (MEAN KNOTS) 3.2 4.1 4.4 5.3 4.9 5.4 4.5 4.4 5.0 4.1 3.8 3.5 4.4 FASTEST WIND DIRECTION 90 210 210 210 270 230 300 270 260 270 360 250 230 FASTEST WIND SPEED (KNOTS) 16 19 23 21 19 29 16 23 17 23 16 19 29 DAY 8 4 28 6 16 5 30 13 7 27 20 19 DAYS WITH SKY CLEAR (0-2)/8 8 5 2 3 14 11 5 14 10 13 8 7 100 DAYS WITH P.CLOUDY (3-6)/8 12 4 11 5 10 9 7 12 12 10 13 11 116 DAYS WITH CLOUDY (7-8)/8 11 19 18 22 7 10 19 5 8 8 9 13 149 DAYS WITH VISIBILITY =< 2 KM 8 11 15 12 2 3 0 1 0 1 3 3 59 DURATION OF SUNSHINE HOURS 139.0 80.0 100.0 80.1 283.1 225.2 132.6 285.7 207.6 200.8 157.2 129.6 2020.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.6 1015.7 1017.9 1016.1 1014.5 1010.2 1006.6 1009.4 1012.8 1013.2 1020.3 1020.7 1014.7 MAX. QFE PRESSURE IN HPA 1029.9 1030.2 1034.1 1029.9 1031.5 1024.0 1015.6 1014.7 1024.5 1023.2 1032.5 1041.4 1041.4 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 MIN. QFE PRESSURE IN HPA 1003.9 999.7 994.5 1000.2 1002.1 1000.9 999.1 1002.6 999.5 1001.1 1008.9 1002.3 994.5 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 MEAN QNH PRESSURE IN HPA 1019.9 1017.0 1019.2 1017.4 1015.8 1011.5 1007.9 1010.7 1014.1 1014.5 1021.6 1022.0 1016.0 MAX. QNH PRESSURE IN HPA 1031.2 1031.5 1035.4 1031.2 1032.8 1025.3 1016.9 1016.0 1025.8 1024.5 1033.8 1042.7 1042.7 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 MIN. QNH PRESSURE IN HPA 1005.2 1001.0 995.8 1001.5 1003.4 1002.2 1000.4 1003.9 1000.8 1002.4 1010.2 1003.6 995.8 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 MEAN QFF PRESSURE IN HPA 1020.2 1017.4 1019.5 1017.7 1016.1 1011.8 1008.1 1010.9 1014.4 1014.7 1021.9 1022.4 1016.2 MAX. QFF PRESSURE IN HPA 1031.6 1031.9 1035.8 1031.5 1033.1 1025.6 1017.1 1016.2 1026.1 1024.8 1034.2 1043.1 1043.1 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 MIN. QFF PRESSURE IN HPA 1005.5 1001.3 996.1 1001.7 1003.6 1002.4 1000.6 1004.1 1001.0 1002.6 1010.5 1003.9 996.1 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1014.8 1017.5 1015.3 1014.4 1010.3 1006.5 1009.2 1012.5 1012.8 1019.5 1020.6 1014.3 MAX. QFE PRESSURE IN HPA 1029.1 1025.3 1031.8 1026.3 1029.0 1022.8 1014.5 1013.5 1023.9 1020.1 1029.6 1038.7 1038.7 DAY 19 13 2 29 1 6 4 16 23 15 23 12 MIN. QFE PRESSURE IN HPA 1007.5 1000.3 1005.7 1001.9 1003.3 1000.9 999.4 1002.9 1002.3 1001.7 1009.0 1002.8 999.4 DAY 5 19 21 26 31 18 8 13 7 29 10 19 MEAN QNH PRESSURE IN HPA 1019.6 1016.1 1018.8 1016.6 1015.7 1011.6 1007.8 1010.5 1013.8 1014.1 1020.8 1021.9 1015.6 MAX. QNH PRESSURE IN HPA 1030.4 1026.6 1033.1 1027.6 1030.3 1024.1 1015.8 1014.8 1025.2 1021.4 1030.9 1040.0 1040.0 DAY 19 13 2 29 1 6 4 16 23 15 23 12 MIN. QNH PRESSURE IN HPA 1008.8 1001.6 1007.0 1003.2 1004.6 1002.2 1000.7 1004.2 1003.6 1003.0 1010.3 1004.1 1000.7 DAY 5 19 21 26 31 18 8 13 7 29 10 19 MEAN QFF PRESSURE IN HPA 1019.9 1016.5 1019.2 1016.9 1016.0 1011.8 1008.0 1010.7 1014.0 1014.4 1021.1 1022.2 1015.9 MAX. QFF PRESSURE IN HPA 1030.8 1027.0 1033.5 1027.9 1030.6 1024.4 1016.0 1015.0 1025.5 1021.6 1031.3 1040.4 1040.4 DAY 19 13 2 29 1 6 4 16 23 15 23 12 MIN. QFF PRESSURE IN HPA 1009.1 1001.9 1007.3 1003.4 1004.8 1002.4 1000.9 1004.4 1003.8 1003.2 1010.6 1004.4 1000.9 DAY 5 19 21 26 31 18 8 13 7 29 10 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1015.6 1018.2 1016.1 1015.1 1011.2 1007.3 1010.2 1013.4 1013.7 1019.9 1020.6 1015.0 MAX. QFE PRESSURE IN HPA 1028.9 1027.1 1032.8 1027.4 1030.3 1023.8 1014.5 1014.7 1023.9 1021.5 1028.2 1037.4 1037.4 DAY 19 28 2 29 1 6 4 16 23 15 23 12 MIN. QFE PRESSURE IN HPA 1007.6 1001.6 1007.5 1001.6 1004.4 1002.8 1000.0 1005.2 1005.1 1002.2 1009.4 1002.3 1000.0 DAY 13 19 26 26 31 18 7 12 6 29 10 19 MEAN QNH PRESSURE IN HPA 1020.0 1016.9 1019.5 1017.4 1016.4 1012.5 1008.6 1011.5 1014.7 1015.0 1021.2 1021.9 1016.3 MAX. QNH PRESSURE IN HPA 1030.2 1028.4 1034.1 1028.7 1031.6 1025.1 1015.8 1016.0 1025.2 1022.8 1029.5 1038.7 1038.7 DAY 19 28 2 29 1 6 4 16 23 15 23 12 MIN. QNH PRESSURE IN HPA 1008.9 1002.9 1008.8 1002.9 1005.7 1004.1 1001.3 1006.5 1006.4 1003.5 1010.7 1003.6 1001.3 DAY 13 19 26 26 31 18 7 12 6 29 10 19 MEAN QFF PRESSURE IN HPA 1020.3 1017.2 1019.8 1017.7 1016.7 1012.7 1008.9 1011.7 1014.9 1015.2 1021.5 1022.2 1016.6 MAX. QFF PRESSURE IN HPA 1030.6 1028.8 1034.5 1029.0 1031.9 1025.4 1016.0 1016.2 1025.5 1023.1 1029.9 1039.1 1039.1 DAY 19 28 2 29 1 6 4 16 23 15 23 12 MIN. QFF PRESSURE IN HPA 1009.2 1003.2 1009.1 1003.1 1005.9 1004.3 1001.5 1006.7 1006.6 1003.7 1011.0 1003.9 1001.5 DAY 13 19 26 26 31 18 7 12 7 29 10 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1020.0 1016.9 1018.8 1016.8 1015.2 1011.2 1007.5 1010.4 1013.9 1014.4 1020.9 1021.6 1015.6 MAX. QFE PRESSURE IN HPA 1029.9 1028.6 1034.1 1027.8 1031.5 1024.0 1014.8 1014.7 1023.8 1023.2 1029.8 1038.7 1038.7 DAY 19 12 2 29 1 6 3 16 26 20 15 11 MIN. QFE PRESSURE IN HPA 1007.4 1003.7 1004.8 1001.0 1005.2 1003.7 1000.6 1005.5 1005.4 1003.5 1009.9 1003.3 1000.6 DAY 28 19 19 26 30 18 7 12 6 29 21 19 MEAN QNH PRESSURE IN HPA 1021.3 1018.2 1020.1 1018.1 1016.5 1012.5 1008.8 1011.7 1015.2 1015.7 1022.2 1022.9 1016.9 MAX. QNH PRESSURE IN HPA 1031.2 1029.9 1035.4 1029.1 1032.8 1025.3 1016.1 1016.0 1025.1 1024.5 1031.1 1040.0 1040.0 DAY 19 12 2 29 1 6 3 16 26 20 15 11 MIN. QNH PRESSURE IN HPA 1008.7 1005.0 1006.1 1002.3 1006.5 1005.0 1001.9 1006.8 1006.7 1004.8 1011.2 1004.6 1001.9 DAY 28 19 19 26 30 18 7 12 6 29 21 19 MEAN QFF PRESSURE IN HPA 1021.6 1018.6 1020.4 1018.4 1016.8 1012.7 1009.0 1012.0 1015.4 1016.0 1022.5 1023.3 1017.2 MAX. QFF PRESSURE IN HPA 1031.6 1030.3 1035.8 1029.4 1033.1 1025.6 1016.3 1016.2 1025.4 1024.8 1031.4 1040.4 1040.4 DAY 19 12 2 29 1 6 3 16 26 20 15 11 MIN. QFF PRESSURE IN HPA 1009.0 1005.3 1006.4 1002.5 1006.7 1005.2 1002.1 1007.0 1006.9 1005.0 1011.5 1004.9 1002.1 DAY 28 19 19 26 31 18 7 12 6 29 21 19 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.6 1015.8 1017.8 1016.2 1014.7 1010.1 1006.7 1009.3 1012.7 1013.0 1020.1 1020.4 1014.6 MAX. QFE PRESSURE IN HPA 1027.6 1029.8 1033.6 1027.8 1031.5 1022.6 1014.8 1013.6 1022.8 1022.6 1030.0 1039.3 1039.3 DAY 19 12 2 30 1 6 3 16 26 20 22 11 MIN. QFE PRESSURE IN HPA 1005.1 999.7 999.5 1000.2 1004.1 1003.4 999.4 1004.2 1003.2 1002.1 1009.7 1003.0 999.4 DAY 28 20 19 26 30 22 7 12 6 27 21 19 MEAN QNH PRESSURE IN HPA 1019.9 1017.1 1019.1 1017.5 1016.0 1011.4 1008.0 1010.6 1014.0 1014.3 1021.4 1021.7 1015.9 MAX. QNH PRESSURE IN HPA 1028.9 1031.1 1034.9 1029.1 1032.8 1023.9 1016.1 1014.9 1024.1 1023.9 1031.3 1040.6 1040.6 DAY 19 12 2 30 1 6 3 16 26 20 22 11 MIN. QNH PRESSURE IN HPA 1006.4 1001.0 1000.8 1001.5 1005.4 1004.7 1000.7 1005.5 1004.5 1003.4 1011.0 1004.3 1000.7 DAY 28 20 19 26 30 22 7 12 6 27 21 19 MEAN QFF PRESSURE IN HPA 1020.2 1017.4 1019.5 1017.8 1016.2 1011.6 1008.2 1010.8 1014.3 1014.6 1021.7 1022.0 1016.2 MAX. QFF PRESSURE IN HPA 1029.3 1031.5 1035.3 1029.4 1033.1 1024.2 1016.3 1015.1 1024.4 1024.2 1031.6 1041.0 1041.0 DAY 19 12 2 30 1 6 3 16 26 20 22 11 MIN. QFF PRESSURE IN HPA 1006.7 1001.3 1001.1 1001.7 1005.6 1004.9 1000.9 1005.7 1004.7 1003.6 1011.3 1004.5 1000.9 DAY 28 20 19 26 30 22 7 12 6 27 21 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.9 1015.0 1016.8 1015.8 1013.7 1009.2 1005.9 1008.4 1011.8 1012.3 1019.9 1020.0 1013.9 MAX. QFE PRESSURE IN HPA 1027.3 1029.3 1032.6 1028.2 1030.5 1020.4 1014.2 1012.9 1021.8 1022.3 1030.6 1039.4 1039.4 DAY 10 12 2 30 1 6 3 16 26 15 22 11 MIN. QFE PRESSURE IN HPA 1003.9 999.7 994.5 1000.4 1002.1 1001.7 999.1 1003.0 1001.2 1001.1 1009.9 1005.6 994.5 DAY 28 20 19 26 30 22 7 12 6 27 9 18 MEAN QNH PRESSURE IN HPA 1019.2 1016.3 1018.1 1017.1 1015.0 1010.5 1007.2 1009.7 1013.1 1013.6 1021.2 1021.3 1015.2 MAX. QNH PRESSURE IN HPA 1028.6 1030.6 1033.9 1029.5 1031.8 1021.7 1015.5 1014.2 1023.1 1023.6 1031.9 1040.7 1040.7 DAY 10 12 2 30 1 6 3 16 26 15 22 11 MIN. QNH PRESSURE IN HPA 1005.2 1001.0 995.8 1001.7 1003.4 1003.0 1000.4 1004.3 1002.5 1002.4 1011.2 1006.9 995.8 DAY 28 20 19 26 30 22 7 12 6 27 9 18 MEAN QFF PRESSURE IN HPA 1019.5 1016.6 1018.5 1017.4 1015.3 1010.7 1007.4 1009.9 1013.4 1013.8 1021.5 1021.6 1015.5 MAX. QFF PRESSURE IN HPA 1028.9 1031.0 1034.3 1029.8 1032.1 1022.0 1015.7 1014.4 1023.4 1023.9 1032.2 1041.1 1041.1 DAY 10 12 2 30 1 6 3 16 26 15 22 11 MIN. QFF PRESSURE IN HPA 1005.5 1001.3 996.1 1001.9 1003.6 1003.2 1000.6 1004.5 1002.7 1002.6 1011.5 1007.2 996.1 DAY 28 20 19 26 30 22 7 12 6 27 9 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.4 1016.0 1017.8 1016.0 1013.7 1009.6 1005.8 1008.6 1012.3 1012.9 1020.8 1021.0 1014.4 MAX. QFE PRESSURE IN HPA 1027.8 1029.4 1031.9 1029.3 1029.7 1020.0 1014.8 1013.0 1022.1 1022.3 1032.5 1040.7 1040.7 DAY 10 28 2 30 1 6 3 3 26 15 22 11 MIN. QFE PRESSURE IN HPA 1003.9 1005.2 1003.1 1000.9 1002.1 1002.2 999.3 1002.6 999.5 1002.9 1010.8 1005.2 999.3 DAY 28 19 19 6 30 22 8 12 6 25 9 18 MEAN QNH PRESSURE IN HPA 1019.7 1017.3 1019.1 1017.3 1015.0 1010.9 1007.1 1009.9 1013.6 1014.2 1022.1 1022.3 1015.7 MAX. QNH PRESSURE IN HPA 1029.1 1030.7 1033.2 1030.6 1031.0 1021.3 1016.1 1014.3 1023.4 1023.6 1033.8 1042.0 1042.0 DAY 10 28 2 30 1 6 3 3 26 15 22 11 MIN. QNH PRESSURE IN HPA 1005.2 1006.5 1004.4 1002.2 1003.4 1003.5 1000.6 1003.9 1000.8 1004.2 1012.1 1006.5 1000.6 DAY 28 19 19 6 30 22 8 12 6 25 9 18 MEAN QFF PRESSURE IN HPA 1020.1 1017.7 1019.5 1017.6 1015.3 1011.2 1007.4 1010.1 1013.8 1014.5 1022.5 1022.6 1016.0 MAX. QFF PRESSURE IN HPA 1029.5 1031.1 1033.6 1031.0 1031.3 1021.6 1016.3 1014.5 1023.7 1023.9 1034.2 1042.4 1042.4 DAY 10 28 2 30 1 6 3 3 26 15 22 11 MIN. QFF PRESSURE IN HPA 1005.5 1006.8 1004.7 1002.4 1003.6 1003.7 1000.8 1004.1 1001.0 1004.4 1012.4 1006.8 1000.8 DAY 28 19 19 6 30 22 8 12 6 25 9 18 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1016.3 1018.4 1016.7 1014.9 1010.4 1006.9 1009.7 1013.3 1013.4 1020.8 1021.2 1015.1 MAX. QFE PRESSURE IN HPA 1028.8 1030.2 1031.6 1029.9 1029.2 1020.2 1015.6 1014.0 1024.0 1021.8 1031.9 1041.4 1041.4 DAY 18 28 1 30 1 6 3 3 22 15 22 11 MIN. QFE PRESSURE IN HPA 1004.9 1005.4 1003.6 1002.1 1002.9 1002.9 999.8 1004.1 1000.4 1002.8 1009.4 1005.9 999.8 DAY 28 18 20 26 30 17 8 12 6 28 9 18 MEAN QNH PRESSURE IN HPA 1020.0 1017.6 1019.7 1018.0 1016.2 1011.7 1008.1 1011.0 1014.6 1014.7 1022.1 1022.5 1016.4 MAX. QNH PRESSURE IN HPA 1030.1 1031.5 1032.9 1031.2 1030.5 1021.5 1016.9 1015.3 1025.3 1023.1 1033.2 1042.7 1042.7 DAY 18 28 1 30 1 6 3 3 22 15 22 11 MIN. QNH PRESSURE IN HPA 1006.2 1006.7 1004.9 1003.4 1004.2 1004.2 1001.1 1005.4 1001.7 1004.1 1010.7 1007.2 1001.1 DAY 28 18 20 26 30 17 8 12 6 28 9 18 MEAN QFF PRESSURE IN HPA 1020.3 1017.9 1020.1 1018.3 1016.5 1012.0 1008.4 1011.2 1014.8 1015.0 1022.4 1022.9 1016.6 MAX. QFF PRESSURE IN HPA 1030.5 1031.9 1033.3 1031.5 1030.8 1021.8 1017.1 1015.5 1025.6 1023.4 1033.6 1043.1 1043.1 DAY 18 28 1 30 1 6 3 3 22 15 22 11 MIN. QFF PRESSURE IN HPA 1006.5 1007.0 1005.2 1003.6 1004.4 1004.4 1001.3 1005.6 1001.9 1004.3 1011.0 1007.5 1001.3 DAY 28 18 20 26 30 17 8 12 6 28 9 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.2 1015.6 1017.7 1016.0 1014.5 1010.2 1006.6 1009.4 1012.8 1013.0 1020.3 1020.7 1014.6 MAX. QFE PRESSURE IN HPA 1028.9 1029.7 1031.8 1029.2 1027.9 1019.0 1014.9 1013.7 1024.5 1020.7 1030.7 1040.3 1040.3 DAY 18 28 1 30 1 6 3 15 22 15 22 11 MIN. QFE PRESSURE IN HPA 1006.5 1001.4 1003.2 1002.2 1003.0 1001.1 999.6 1002.9 999.8 1002.2 1008.9 1004.6 999.6 DAY 4 18 19 6 30 17 7 12 6 28 9 18 MEAN QNH PRESSURE IN HPA 1019.5 1016.9 1019.0 1017.3 1015.8 1011.5 1007.9 1010.6 1014.1 1014.3 1021.6 1022.0 1015.9 MAX. QNH PRESSURE IN HPA 1030.2 1031.0 1033.1 1030.5 1029.2 1020.3 1016.2 1015.0 1025.8 1022.0 1032.0 1041.6 1041.6 DAY 18 28 1 30 1 6 3 15 22 15 22 11 MIN. QNH PRESSURE IN HPA 1007.8 1002.7 1004.5 1003.5 1004.3 1002.4 1000.9 1004.2 1001.1 1003.5 1010.2 1005.9 1000.9 DAY 4 18 19 6 30 17 7 12 6 28 9 18 MEAN QFF PRESSURE IN HPA 1019.8 1017.3 1019.4 1017.6 1016.1 1011.7 1008.1 1010.9 1014.4 1014.5 1021.9 1022.3 1016.1 MAX. QFF PRESSURE IN HPA 1030.6 1031.4 1033.5 1030.8 1029.5 1020.6 1016.4 1015.2 1026.1 1022.2 1032.4 1042.0 1042.0 DAY 18 28 1 30 1 6 3 15 22 15 22 11 MIN. QFF PRESSURE IN HPA 1008.1 1003.0 1004.8 1003.7 1004.5 1002.6 1001.1 1004.4 1001.3 1003.7 1010.5 1006.2 1001.1 DAY 4 18 19 6 30 17 7 12 6 28 9 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 9.5 10.5 12.2 14.4 20.6 25.5 26.2 28.6 24.4 18.6 14.5 8.0 17.8 MINIMUN AIR TEMPERATURE (C) 4.9 5.3 7.9 9.2 15.5 20.6 22.2 24.2 19.8 12.9 10.0 3.9 13.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 12 22 30 9 0 0 0 74 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 1 0 0 0 0 0 0 0 0 0 0 2 3 TEMPERATURE RECORDS LOWEST(C) 0.0 1.2 1.6 2.4 9.4 15.2 18.0 19.0 14.8 7.2 0.8 -0.6 -0.6 DAY 21 4 21 2 7 1 1 3 23 25 29 4 MAXIMUM AIR TEMPERATURE (C) 15.0 16.8 17.4 20.3 26.7 31.4 30.9 34.3 30.5 25.9 20.2 12.7 23.5 DAYS WITH MAXIMUM TEMP. >=30 0 1 1 1 7 21 19 31 19 6 0 0 106 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 23.2 30.0 34.2 32.6 36.0 38.2 35.0 37.2 39.2 36.6 28.5 18.2 39.2 DAY 24 14 5 15 11 26 15 3 10 10 17 31 DIF. BETWEEN (MAX.-MIN.) (C) 10.1 11.5 9.5 11.1 11.2 10.8 8.7 10.1 10.7 13.0 10.2 8.8 10.5 MEAN DAILY TEMP. (MDT) (C) 10.0 11.0 12.7 14.7 21.1 26.0 26.6 29.2 25.1 19.4 15.1 8.3 18.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 1.6 1.9 36.4 149.3 173.1 255.3 124.8 21.6 0.0 0.0 764.0 HEATING DEG. DAYS(BASE 18 0C) 249.1 204.0 173.5 112.4 2.3 0.0 0.0 0.0 0.0 19.1 90.3 301.2 1151.9 DEWPOINT (MEAN C) 4.7 5.4 8.2 10.2 14.9 18.5 20.7 22.0 18.6 12.4 9.7 4.1 12.4 MIXING RATIO (G/KG) 5.37 5.71 6.86 7.92 10.68 13.53 15.53 16.94 13.62 9.20 7.70 5.12 9.85 VAPOUR PRESSURE (HPA) 8.67 9.23 11.10 12.73 17.05 21.48 24.58 26.68 21.70 14.83 12.42 8.33 15.73 SATURATION DEF. (HPA) 3.62 4.02 4.02 4.66 8.12 12.09 10.01 13.08 9.83 7.74 4.79 2.62 7.05 RELATIVE HUMIDITY (MEAN %) 74 73 79 78 73 67 73 69 72 71 75 78 74 RELATIVE HUMIDITY (MAX. %) 87 89 92 91 90 84 86 83 86 88 89 89 88 RELATIVE HUMIDITY (MIN. %) 56 51 62 57 52 49 58 50 52 46 56 62 54 RELATIVE HUMIDITY (MEAN% 03UTC) 82 81 86 87 83 76 79 79 81 82 82 83 82 RELATIVE HUMIDITY (MEAN% 09UTC) 62 58 67 64 56 52 60 52 55 51 61 66 59 RELATIVE HUMIDITY (MEAN% 15UTC) 78 77 80 77 69 64 70 68 76 79 78 82 75 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 51.2 10.7 79.0 78.3 30.7 28.3 63.7 1.6 28.7 41.5 106.0 74.6 594.3 DAYS WITH PRECIPITATION >=10 2 0 3 2 1 1 1 0 1 2 3 2 18 DAYS WITH PRECIPITATION >= 5 3 1 4 3 1 1 3 0 1 3 4 6 30 DAYS WITH PRECIPITATION >= 1 4 3 11 9 8 2 5 1 5 5 9 9 71 DAYS WITH PRECIPITATION 8 8 14 12 13 5 12 3 9 7 12 10 113 GREATEST DAILY PRECIPITATION 25.0 7.0 25.0 29.0 13.6 27.0 44.0 1.1 16.0 17.0 46.0 28.0 46.0 DAY 28 23 31 17 21 30 11 27 16 23 28 27 DAY WITH THUNDER STORM 0 2 0 1 5 1 6 3 3 2 2 0 25 DAYS WITH SNOW OR SLEET 1 0 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 0 0 0 2 3 0 1 0 0 1 0 7 WIND DIRECTION (PREVAILING) 225 225 225 270 270 270 270 270 180 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 8.2 6.8 6.8 9.5 9.5 9.3 7.9 7.5 6.1 6.2 5.5 5.6 8.7 PREVAILING WIND PERCENT 14.9 13.4 16.1 17.1 28.6 27.9 26.6 24.6 25.0 19.0 15.8 18.1 18.1 CALMS PERCENT OF WIND 41.1 35.8 38.7 30.4 23.8 36.3 28.2 32.3 20.8 40.7 43.8 39.1 34.3 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 220 230 237 247 243 254 241 234 230 216 218 229 236 VECTOR WIND MAGNITUDE(KNOTS) 1.8 1.4 2.1 2.0 3.6 3.5 4.0 3.3 3.9 1.7 1.5 2.2 2.5 WIND STEADINESES (MEAN %) 46.2 29.8 51.2 40.8 63.2 70.0 75.5 73.3 72.2 45.9 40.5 50.0 54.3 WIND SPEED (MEAN KNOTS) 3.9 4.7 4.1 4.9 5.7 5.0 5.3 4.5 5.4 3.7 3.7 4.4 4.6 FASTEST WIND DIRECTION 240 280 260 240 240 270 270 270 260 270 240 240 240 FASTEST WIND SPEED (KNOTS) 19 21 25 27 23 21 19 19 19 19 29 21 29 DAY 3 15 6 22 12 2 8 4 10 21 23 17 DAYS WITH SKY CLEAR (0-2)/8 12 6 7 9 8 10 9 14 15 20 8 8 126 DAYS WITH P.CLOUDY (3-6)/8 11 17 7 8 13 13 14 14 7 4 15 14 137 DAYS WITH CLOUDY (7-8)/8 8 6 17 13 10 7 8 3 8 7 7 9 103 DAYS WITH VISIBILITY =< 2 KM 1 4 12 7 2 1 2 0 0 4 0 5 38 DURATION OF SUNSHINE HOURS 150.4 160.5 131.4 191.1 202.0 234.0 223.6 273.3 206.8 227.8 156.9 148.4 2306.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1013.9 1015.5 1019.3 1014.5 1010.3 1009.4 1009.2 1006.7 1014.0 1018.5 1016.3 1020.1 1014.0 MAX. QFE PRESSURE IN HPA 1025.7 1022.3 1037.1 1025.7 1020.4 1021.6 1016.9 1012.9 1021.6 1031.0 1026.5 1034.8 1037.1 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 14- 6 14-18 30- 6 3- 6 MIN. QFE PRESSURE IN HPA 997.9 996.8 1001.5 1000.0 995.1 1001.2 1002.3 994.8 999.3 1003.9 995.5 1011.8 994.8 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 MEAN QNH PRESSURE IN HPA 1015.2 1016.8 1020.6 1015.7 1011.6 1010.7 1010.5 1008.0 1015.3 1019.8 1017.6 1021.4 1015.3 MAX. QNH PRESSURE IN HPA 1027.0 1023.6 1038.4 1027.0 1021.7 1022.9 1018.2 1014.2 1022.9 1032.3 1027.8 1036.1 1038.4 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 14- 6 14-18 30- 6 3- 6 MIN. QNH PRESSURE IN HPA 999.2 998.1 1002.8 1001.3 996.4 1002.5 1003.6 996.1 1000.6 1005.2 996.8 1013.1 996.1 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 MEAN QFF PRESSURE IN HPA 1015.5 1017.1 1020.9 1016.0 1011.9 1011.0 1010.7 1008.2 1015.5 1020.0 1017.9 1021.7 1015.5 MAX. QFF PRESSURE IN HPA 1027.4 1023.9 1038.8 1027.3 1022.0 1023.2 1018.4 1014.4 1023.2 1032.6 1028.1 1036.5 1038.8 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 20- 6 14-18 30- 6 3- 6 MIN. QFF PRESSURE IN HPA 999.5 998.3 1003.0 1001.5 996.6 1002.7 1003.8 996.3 1000.8 1005.4 997.1 1013.4 996.3 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1013.8 1015.0 1018.7 1014.2 1009.7 1009.3 1009.2 1006.5 1013.6 1018.0 1016.1 1019.9 1013.7 MAX. QFE PRESSURE IN HPA 1025.7 1021.2 1035.3 1023.6 1019.2 1020.2 1016.9 1010.8 1020.3 1028.3 1025.0 1033.3 1035.3 DAY 1 5 9 6 22 6 6 7 21 15 30 3 MIN. QFE PRESSURE IN HPA 1000.9 998.7 1001.5 1000.8 996.7 1001.2 1003.4 995.6 1002.7 1008.1 1002.1 1012.7 995.6 DAY 24 15 6 23 12 2 11 12 10 22 23 21 MEAN QNH PRESSURE IN HPA 1015.1 1016.3 1020.0 1015.5 1011.0 1010.6 1010.4 1007.8 1014.9 1019.3 1017.4 1021.2 1015.0 MAX. QNH PRESSURE IN HPA 1027.0 1022.5 1036.6 1024.9 1020.5 1021.5 1018.2 1012.1 1021.6 1029.6 1026.3 1034.6 1036.6 DAY 1 5 9 6 22 6 6 7 21 15 30 3 MIN. QNH PRESSURE IN HPA 1002.2 1000.0 1002.8 1002.1 998.0 1002.5 1004.7 996.9 1004.0 1009.4 1003.4 1014.0 996.9 DAY 24 15 6 23 12 2 11 12 10 22 23 21 MEAN QFF PRESSURE IN HPA 1015.4 1016.6 1020.3 1015.8 1011.3 1010.8 1010.7 1008.0 1015.1 1019.6 1017.7 1021.5 1015.2 MAX. QFF PRESSURE IN HPA 1027.4 1022.8 1037.0 1025.3 1020.8 1021.7 1018.4 1012.3 1021.9 1029.9 1026.6 1035.0 1037.0 DAY 1 5 9 6 22 6 6 7 21 15 30 3 MIN. QFF PRESSURE IN HPA 1002.5 1000.2 1003.0 1002.3 998.2 1002.7 1004.9 997.1 1004.2 1009.6 1003.7 1014.3 997.1 DAY 24 15 6 23 12 2 11 12 10 22 23 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1013.9 1015.4 1019.3 1015.0 1010.5 1010.1 1009.8 1007.5 1014.4 1018.5 1016.4 1020.1 1014.2 MAX. QFE PRESSURE IN HPA 1024.9 1021.2 1035.5 1024.1 1019.6 1020.7 1015.8 1012.1 1020.9 1028.1 1025.4 1033.7 1035.5 DAY 1 5 9 6 22 6 7 17 14 15 30 3 MIN. QFE PRESSURE IN HPA 1001.6 997.4 1002.7 1002.2 999.6 1004.4 1004.7 996.5 1002.6 1009.2 1000.0 1012.7 996.5 DAY 23 15 6 23 12 24 10 12 10 21 23 21 MEAN QNH PRESSURE IN HPA 1015.2 1016.6 1020.6 1016.3 1011.8 1011.4 1011.1 1008.8 1015.7 1019.8 1017.7 1021.4 1015.5 MAX. QNH PRESSURE IN HPA 1026.2 1022.5 1036.8 1025.4 1020.9 1022.0 1017.1 1013.4 1022.2 1029.4 1026.7 1035.0 1036.8 DAY 1 5 9 6 22 6 7 17 14 15 30 3 MIN. QNH PRESSURE IN HPA 1002.9 998.7 1004.0 1003.5 1000.9 1005.7 1006.0 997.8 1003.9 1010.5 1001.3 1014.0 997.8 DAY 23 15 6 23 12 24 10 12 10 21 23 21 MEAN QFF PRESSURE IN HPA 1015.5 1017.0 1020.9 1016.6 1012.0 1011.7 1011.3 1009.0 1016.0 1020.1 1018.0 1021.7 1015.8 MAX. QFF PRESSURE IN HPA 1026.6 1022.9 1037.2 1025.8 1021.2 1022.2 1017.3 1013.6 1022.5 1029.7 1027.1 1035.4 1037.2 DAY 1 5 9 6 22 6 7 17 21 15 30 3 MIN. QFF PRESSURE IN HPA 1003.2 998.9 1004.2 1003.7 1001.1 1005.9 1006.2 998.0 1004.1 1010.8 1001.6 1014.3 998.0 DAY 23 15 6 23 12 24 10 12 10 21 23 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1014.7 1016.4 1020.4 1015.4 1010.9 1010.3 1010.1 1008.0 1015.2 1019.5 1017.5 1021.1 1015.0 MAX. QFE PRESSURE IN HPA 1025.1 1021.6 1036.1 1024.8 1019.3 1021.6 1016.4 1012.9 1021.6 1029.0 1026.5 1034.8 1036.1 DAY 1 1 9 5 22 13 7 17 14 14 30 3 MIN. QFE PRESSURE IN HPA 1000.6 998.5 1004.8 1002.9 1001.3 1004.5 1005.6 997.5 1006.3 1007.7 1001.5 1013.9 997.5 DAY 23 15 6 15 12 9 23 12 10 21 23 12 MEAN QNH PRESSURE IN HPA 1016.0 1017.7 1021.7 1016.7 1012.2 1011.6 1011.4 1009.3 1016.5 1020.8 1018.8 1022.4 1016.3 MAX. QNH PRESSURE IN HPA 1026.4 1022.9 1037.4 1026.1 1020.6 1022.9 1017.7 1014.2 1022.9 1030.3 1027.8 1036.1 1037.4 DAY 1 1 9 5 22 13 7 17 14 14 30 3 MIN. QNH PRESSURE IN HPA 1001.9 999.8 1006.1 1004.2 1002.6 1005.8 1006.9 998.8 1007.6 1009.0 1002.8 1015.2 998.8 DAY 23 15 6 15 12 9 23 12 10 21 23 12 MEAN QFF PRESSURE IN HPA 1016.3 1018.0 1022.0 1017.0 1012.5 1011.8 1011.6 1009.5 1016.7 1021.1 1019.1 1022.7 1016.5 MAX. QFF PRESSURE IN HPA 1026.8 1023.2 1037.8 1026.4 1020.9 1023.2 1017.9 1014.4 1023.2 1030.6 1028.1 1036.5 1037.8 DAY 1 1 9 5 22 13 7 17 20 14 30 3 MIN. QFF PRESSURE IN HPA 1002.2 1000.1 1006.3 1004.4 1002.8 1006.0 1007.1 999.0 1007.8 1009.2 1003.1 1015.5 999.0 DAY 23 15 6 15 12 9 23 12 10 21 23 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1013.6 1015.5 1019.6 1014.6 1010.3 1009.5 1009.4 1007.0 1014.2 1018.3 1016.2 1019.9 1014.0 MAX. QFE PRESSURE IN HPA 1022.6 1020.9 1035.9 1024.8 1019.7 1021.6 1015.7 1011.4 1021.0 1029.5 1025.2 1031.6 1035.9 DAY 1 4 8 5 21 13 7 17 20 14 28 3 MIN. QFE PRESSURE IN HPA 998.1 996.8 1003.4 1001.2 1000.4 1002.9 1005.2 997.4 1002.6 1005.3 1000.4 1011.8 996.8 DAY 23 15 6 15 11 17 10 12 10 21 23 12 MEAN QNH PRESSURE IN HPA 1014.9 1016.8 1020.9 1015.8 1011.6 1010.8 1010.6 1008.3 1015.5 1019.6 1017.5 1021.2 1015.3 MAX. QNH PRESSURE IN HPA 1023.9 1022.2 1037.2 1026.1 1021.0 1022.9 1017.0 1012.7 1022.3 1030.8 1026.5 1032.9 1037.2 DAY 1 4 8 5 21 13 7 17 20 14 28 3 MIN. QNH PRESSURE IN HPA 999.4 998.1 1004.7 1002.5 1001.7 1004.2 1006.5 998.7 1003.9 1006.6 1001.7 1013.1 998.1 DAY 23 15 6 15 11 17 10 12 10 21 23 12 MEAN QFF PRESSURE IN HPA 1015.2 1017.1 1021.2 1016.1 1011.9 1011.0 1010.9 1008.5 1015.7 1019.9 1017.8 1021.5 1015.6 MAX. QFF PRESSURE IN HPA 1024.3 1022.5 1037.6 1026.4 1021.3 1023.2 1017.2 1012.9 1022.6 1031.1 1026.8 1033.3 1037.6 DAY 1 4 8 5 21 13 7 17 20 14 28 3 MIN. QFF PRESSURE IN HPA 999.7 998.3 1004.9 1002.7 1001.9 1004.4 1006.7 998.9 1004.1 1006.8 1002.0 1013.4 998.3 DAY 23 15 6 15 11 17 10 12 10 21 23 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1013.3 1014.6 1018.8 1013.7 1009.6 1008.7 1008.5 1005.9 1013.2 1017.7 1015.7 1019.5 1013.2 MAX. QFE PRESSURE IN HPA 1022.1 1020.1 1035.2 1024.9 1019.7 1019.7 1015.3 1009.9 1020.3 1029.4 1025.6 1029.4 1035.2 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QFE PRESSURE IN HPA 997.9 998.7 1003.3 1000.7 997.4 1001.8 1002.3 997.4 1000.0 1003.9 998.3 1012.1 997.4 DAY 23 15 30 15 11 17 23 12 10 21 23 20 MEAN QNH PRESSURE IN HPA 1014.5 1015.9 1020.1 1015.0 1010.9 1010.0 1009.8 1007.1 1014.5 1019.0 1017.0 1020.8 1014.5 MAX. QNH PRESSURE IN HPA 1023.4 1021.4 1036.5 1026.2 1021.0 1021.0 1016.6 1011.2 1021.6 1030.7 1026.9 1030.7 1036.5 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QNH PRESSURE IN HPA 999.2 1000.0 1004.6 1002.0 998.7 1003.1 1003.6 998.7 1001.3 1005.2 999.6 1013.4 998.7 DAY 23 15 30 15 11 17 23 12 10 21 23 20 MEAN QFF PRESSURE IN HPA 1014.9 1016.2 1020.4 1015.3 1011.1 1010.2 1010.0 1007.4 1014.7 1019.2 1017.2 1021.1 1014.8 MAX. QFF PRESSURE IN HPA 1023.7 1021.7 1036.9 1026.5 1021.3 1021.3 1016.8 1011.4 1021.9 1031.0 1027.2 1031.1 1036.9 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QFF PRESSURE IN HPA 999.5 1000.3 1004.8 1002.2 998.9 1003.3 1003.8 998.9 1001.5 1005.4 999.9 1013.7 998.9 DAY 23 15 30 23 11 17 23 12 10 21 23 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1014.1 1015.4 1019.1 1013.9 1010.1 1008.8 1008.5 1005.9 1013.5 1018.4 1016.3 1020.1 1013.7 MAX. QFE PRESSURE IN HPA 1024.2 1021.7 1036.2 1025.3 1020.0 1019.5 1014.7 1009.9 1020.4 1029.8 1025.7 1030.8 1036.2 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QFE PRESSURE IN HPA 998.5 1002.5 1002.4 1000.0 996.1 1001.9 1004.1 997.1 999.3 1004.7 995.5 1013.1 995.5 DAY 23 15 5 15 11 9 23 3 10 21 23 20 MEAN QNH PRESSURE IN HPA 1015.4 1016.7 1020.4 1015.2 1011.4 1010.1 1009.8 1007.2 1014.8 1019.7 1017.6 1021.4 1015.0 MAX. QNH PRESSURE IN HPA 1025.5 1023.0 1037.5 1026.6 1021.3 1020.8 1016.0 1011.2 1021.7 1031.1 1027.0 1032.1 1037.5 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QNH PRESSURE IN HPA 999.8 1003.8 1003.7 1001.3 997.4 1003.2 1005.4 998.4 1000.6 1006.0 996.8 1014.4 996.8 DAY 23 15 5 15 11 9 23 3 10 21 23 20 MEAN QFF PRESSURE IN HPA 1015.7 1017.0 1020.7 1015.5 1011.7 1010.3 1010.0 1007.4 1015.0 1019.9 1017.9 1021.8 1015.2 MAX. QFF PRESSURE IN HPA 1025.8 1023.4 1037.9 1027.0 1021.6 1021.1 1016.2 1011.4 1022.0 1031.4 1027.4 1032.5 1037.9 DAY 11 4 8 5 21 13 7 6 20 14 28 2 MIN. QFF PRESSURE IN HPA 1000.1 1004.0 1003.9 1001.5 997.6 1003.4 1005.6 998.6 1000.8 1006.3 997.1 1014.7 997.1 DAY 23 15 5 15 11 9 23 3 10 21 23 20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1014.3 1016.1 1019.5 1014.7 1011.1 1009.7 1009.4 1006.7 1014.2 1018.9 1016.6 1020.4 1014.3 MAX. QFE PRESSURE IN HPA 1023.9 1022.3 1037.1 1025.7 1020.4 1020.5 1015.5 1011.1 1021.2 1031.0 1025.3 1032.0 1037.1 DAY 11 4 8 5 21 5 6 6 19 14 28 2 MIN. QFE PRESSURE IN HPA 999.5 1002.8 1002.4 1002.3 995.9 1002.4 1006.0 996.7 1001.5 1005.3 1003.1 1013.0 995.9 DAY 23 14 5 22 11 9 23 3 10 21 17 14 MEAN QNH PRESSURE IN HPA 1015.6 1017.4 1020.8 1016.0 1012.4 1011.0 1010.7 1008.0 1015.5 1020.2 1017.9 1021.7 1015.6 MAX. QNH PRESSURE IN HPA 1025.2 1023.6 1038.4 1027.0 1021.7 1021.8 1016.8 1012.4 1022.5 1032.3 1026.6 1033.3 1038.4 DAY 11 4 8 5 21 5 6 6 19 14 28 2 MIN. QNH PRESSURE IN HPA 1000.8 1004.1 1003.7 1003.6 997.2 1003.7 1007.3 998.0 1002.8 1006.6 1004.4 1014.3 997.2 DAY 23 14 5 22 11 9 23 3 10 21 17 14 MEAN QFF PRESSURE IN HPA 1015.9 1017.7 1021.1 1016.3 1012.7 1011.2 1010.9 1008.2 1015.7 1020.5 1018.2 1022.0 1015.9 MAX. QFF PRESSURE IN HPA 1025.5 1023.9 1038.8 1027.3 1022.0 1022.0 1017.0 1012.6 1022.8 1032.6 1027.0 1033.7 1038.8 DAY 11 4 8 5 21 5 6 6 19 14 28 2 MIN. QFF PRESSURE IN HPA 1001.1 1004.4 1003.9 1003.8 997.4 1003.9 1007.5 998.2 1003.0 1006.8 1004.6 1014.6 997.4 DAY 23 14 5 22 11 9 23 3 10 21 17 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1013.9 1015.6 1019.0 1014.3 1010.3 1009.3 1009.1 1006.4 1013.9 1018.5 1016.2 1020.0 1013.9 MAX. QFE PRESSURE IN HPA 1023.4 1021.8 1036.3 1024.8 1019.8 1020.7 1016.4 1010.8 1020.7 1030.5 1025.4 1032.4 1036.3 DAY 10 4 8 5 21 5 5 6 20 14 29 2 MIN. QFE PRESSURE IN HPA 999.8 1000.3 1001.9 1001.4 995.1 1001.8 1004.1 994.8 1004.0 1005.1 1003.7 1012.3 994.8 DAY 23 14 5 22 11 9 10 3 5 21 17 14 MEAN QNH PRESSURE IN HPA 1015.2 1016.9 1020.3 1015.6 1011.6 1010.6 1010.4 1007.7 1015.2 1019.8 1017.5 1021.3 1015.2 MAX. QNH PRESSURE IN HPA 1024.7 1023.1 1037.6 1026.1 1021.1 1022.0 1017.7 1012.1 1022.0 1031.8 1026.7 1033.7 1037.6 DAY 10 4 8 5 21 5 5 6 20 14 29 2 MIN. QNH PRESSURE IN HPA 1001.1 1001.6 1003.2 1002.7 996.4 1003.1 1005.4 996.1 1005.3 1006.4 1005.0 1013.6 996.1 DAY 23 14 5 22 11 9 10 3 5 21 17 14 MEAN QFF PRESSURE IN HPA 1015.6 1017.2 1020.6 1015.9 1011.9 1010.8 1010.6 1007.9 1015.5 1020.0 1017.8 1021.7 1015.4 MAX. QFF PRESSURE IN HPA 1025.0 1023.4 1038.0 1026.4 1021.4 1022.2 1017.9 1012.3 1022.3 1032.1 1027.0 1034.1 1038.0 DAY 10 4 8 5 21 5 5 6 20 14 29 2 MIN. QFF PRESSURE IN HPA 1001.4 1001.8 1003.4 1002.9 996.6 1003.3 1005.6 996.3 1005.5 1006.6 1005.2 1013.9 996.3 DAY 23 14 5 22 11 9 10 3 5 21 17 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.8 6.9 11.7 16.0 20.8 25.1 28.8 28.1 25.4 20.3 13.4 11.1 17.9 MINIMUN AIR TEMPERATURE (C) 3.9 2.7 7.8 10.4 15.8 20.5 24.6 23.7 21.7 15.5 9.0 6.8 13.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 13 31 29 22 2 0 0 97 DAYS WITH MINIMUM TEMP. <=-4 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH FREEZING MIN.<= 0 4 6 1 0 0 0 0 0 0 0 0 0 11 TEMPERATURE RECORDS LOWEST(C) -0.6 -1.8 -0.2 1.2 10.6 17.4 22.0 19.6 18.0 6.0 2.0 0.4 -1.8 DAY 29 19 27 6 8 3 3 31 1 24 26 30 MAXIMUM AIR TEMPERATURE (C) 12.4 11.6 16.5 22.0 26.4 30.6 33.8 33.4 30.4 26.1 18.8 16.1 23.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 6 8 17 30 27 17 2 0 0 107 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 17.0 25.6 27.2 37.6 33.8 37.8 37.2 38.0 35.0 36.6 27.2 26.6 38.0 DAY 24 20 9 20 25 16 25 19 17 20 22 16 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 8.9 8.7 11.6 10.6 10.1 9.2 9.7 8.7 10.6 9.8 9.3 9.7 MEAN DAILY TEMP. (MDT) (C) 8.2 7.2 12.1 16.2 21.1 25.5 29.2 28.6 26.0 20.8 13.9 11.4 18.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 15.2 32.4 136.1 253.4 234.5 151.3 42.5 0.0 0.0 865.7 HEATING DEG. DAYS(BASE 18 0C) 304.3 303.6 182.0 99.4 6.7 0.0 0.0 0.0 0.0 15.6 131.2 203.4 1246.0 DEWPOINT (MEAN C) 4.2 2.7 7.9 10.1 15.9 18.7 21.4 20.8 20.7 14.5 8.8 7.1 12.7 MIXING RATIO (G/KG) 5.14 4.69 6.70 7.98 11.37 13.67 16.26 15.70 15.42 10.65 7.21 6.42 10.10 VAPOUR PRESSURE (HPA) 8.34 7.62 10.81 12.84 18.17 21.70 25.65 24.82 24.46 17.10 11.67 10.40 16.13 SATURATION DEF. (HPA) 2.47 2.86 3.49 6.98 7.21 10.81 14.50 13.93 8.47 7.69 4.38 3.34 7.18 RELATIVE HUMIDITY (MEAN %) 79 77 80 72 76 70 66 67 77 72 76 79 74 RELATIVE HUMIDITY (MAX. %) 91 89 92 88 91 86 78 80 90 87 88 91 88 RELATIVE HUMIDITY (MIN. %) 62 59 63 53 57 51 49 49 57 51 56 63 56 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 85 82 85 78 73 76 86 81 84 85 82 RELATIVE HUMIDITY (MEAN% 09UTC) 66 67 69 57 61 53 50 52 59 55 61 69 60 RELATIVE HUMIDITY (MEAN% 15UTC) 81 76 80 72 73 66 64 66 76 76 80 82 74 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 99.6 49.2 81.4 35.2 63.5 18.9 0.1 14.5 36.7 20.2 121.1 139.0 679.4 DAYS WITH PRECIPITATION >=10 4 1 3 2 2 0 0 0 2 0 3 3 20 DAYS WITH PRECIPITATION >= 5 6 3 7 3 2 2 0 1 2 2 4 3 35 DAYS WITH PRECIPITATION >= 1 7 6 12 6 7 5 0 4 4 5 6 4 66 DAYS WITH PRECIPITATION 12 11 17 8 15 13 2 9 7 6 9 8 117 GREATEST DAILY PRECIPITATION 26.3 23.0 16.0 12.0 27.6 6.2 0.1 9.0 19.3 7.0 61.0 62.0 62.0 DAY 25 22 25 5 6 7 12 9 6 9 9 26 DAY WITH THUNDER STORM 0 0 0 2 7 10 2 6 5 5 3 1 41 DAYS WITH SNOW OR SLEET 0 1 0 0 0 0 0 0 0 0 0 0 1 DAYS WITH DUST 0 0 0 2 2 0 0 0 0 1 0 0 5 WIND DIRECTION (PREVAILING) 225 180 225 270 270 270 270 270 180 180 180 180 270 PREVAILING WIND SPEED(KNOTS) 8.2 5.6 6.3 7.5 8.9 9.4 9.4 8.5 5.2 6.1 5.6 6.4 8.7 PREVAILING WIND PERCENT 14.9 14.3 16.1 14.6 20.2 27.5 31.5 24.6 19.6 21.0 19.2 21.4 15.7 CALMS PERCENT OF WIND 41.1 41.1 39.1 39.2 36.3 31.3 32.7 29.4 37.1 39.1 44.2 41.1 37.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 212 229 249 226 252 245 257 238 229 224 204 198 235 VECTOR WIND MAGNITUDE(KNOTS) 1.5 0.7 1.8 1.1 2.6 3.6 3.9 3.6 2.4 2.0 1.8 1.8 2.1 WIND STEADINESES (MEAN %) 36.6 18.4 41.9 27.5 55.3 69.2 76.5 72.0 63.2 51.3 48.6 45.0 48.8 WIND SPEED (MEAN KNOTS) 4.1 3.8 4.3 4.0 4.7 5.2 5.1 5.0 3.8 3.9 3.7 4.0 4.3 FASTEST WIND DIRECTION 240 260 260 270 240 210 270 290 260 270 250 260 270 FASTEST WIND SPEED (KNOTS) 27 19 23 19 19 27 19 17 14 29 23 25 29 DAY 25 21 24 25 6 2 4 2 2 8 6 26 DAYS WITH SKY CLEAR (0-2)/8 10 9 5 9 11 9 14 12 6 14 10 10 119 DAYS WITH P.CLOUDY (3-6)/8 9 7 9 10 9 6 15 12 12 12 14 11 126 DAYS WITH CLOUDY (7-8)/8 12 12 17 11 11 15 2 7 12 5 6 10 120 DAYS WITH VISIBILITY =< 2 KM 6 6 13 4 6 1 0 1 1 1 1 5 45 DURATION OF SUNSHINE HOURS 162.3 140.2 134.0 192.2 222.1 175.1 269.5 245.8 166.9 197.8 151.6 133.8 2191.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1018.4 1018.9 1014.5 1016.4 1012.5 1009.3 1007.0 1008.4 1011.4 1017.2 1019.9 1020.2 1014.5 MAX. QFE PRESSURE IN HPA 1029.9 1031.6 1026.4 1036.1 1020.7 1017.8 1012.7 1016.0 1019.0 1030.9 1029.3 1035.8 1036.1 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 MIN. QFE PRESSURE IN HPA 1002.2 1003.7 1000.3 1004.9 1001.7 995.6 994.2 1000.1 1002.6 1001.0 1007.7 1002.4 994.2 DAY-HOUR 23- 3 28-12 9-15 15-15 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 MEAN QNH PRESSURE IN HPA 1019.7 1020.2 1015.8 1017.7 1013.8 1010.6 1008.3 1009.7 1012.7 1018.5 1021.2 1021.5 1015.8 MAX. QNH PRESSURE IN HPA 1031.2 1032.9 1027.7 1037.4 1022.0 1019.1 1014.0 1017.3 1020.3 1032.2 1030.6 1037.1 1037.4 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 MIN. QNH PRESSURE IN HPA 1003.5 1005.0 1001.6 1006.2 1003.0 996.9 995.5 1001.4 1003.9 1002.3 1009.0 1003.7 995.5 DAY-HOUR 23- 3 28-12 9-15 15-15 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 MEAN QFF PRESSURE IN HPA 1020.1 1020.6 1016.1 1018.0 1014.1 1010.9 1008.5 1009.9 1013.0 1018.8 1021.5 1021.8 1016.1 MAX. QFF PRESSURE IN HPA 1031.6 1033.3 1028.1 1037.8 1022.3 1019.4 1014.2 1017.5 1020.5 1032.5 1030.9 1037.5 1037.8 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 MIN. QFF PRESSURE IN HPA 1003.8 1005.3 1001.9 1006.4 1003.3 997.1 995.7 1001.6 1004.1 1002.5 1009.2 1003.9 995.7 DAY-HOUR 23- 3 28-12 9-15 15-18 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1018.4 1018.5 1013.8 1016.2 1012.2 1009.5 1006.8 1008.4 1011.3 1016.6 1019.5 1019.8 1014.2 MAX. QFE PRESSURE IN HPA 1027.8 1028.7 1023.5 1035.2 1020.0 1016.9 1012.3 1015.0 1017.9 1027.3 1028.0 1034.8 1035.2 DAY 8 16 6 6 19 9 9 27 7 24 14 31 MIN. QFE PRESSURE IN HPA 1004.0 1005.5 1002.8 1005.6 1003.1 1000.5 994.2 1001.1 1002.6 1001.0 1007.7 1002.4 994.2 DAY 23 1 20 16 4 20 6 8 12 20 6 17 MEAN QNH PRESSURE IN HPA 1019.7 1019.8 1015.1 1017.5 1013.5 1010.8 1008.1 1009.7 1012.6 1017.9 1020.8 1021.1 1015.5 MAX. QNH PRESSURE IN HPA 1029.1 1030.0 1024.8 1036.5 1021.3 1018.2 1013.6 1016.3 1019.2 1028.6 1029.3 1036.1 1036.5 DAY 8 16 6 6 19 9 9 27 7 24 14 31 MIN. QNH PRESSURE IN HPA 1005.3 1006.8 1004.1 1006.9 1004.4 1001.8 995.5 1002.4 1003.9 1002.3 1009.0 1003.7 995.5 DAY 23 1 20 16 4 20 6 8 12 20 6 17 MEAN QFF PRESSURE IN HPA 1020.1 1020.1 1015.4 1017.8 1013.7 1011.1 1008.3 1009.9 1012.8 1018.2 1021.1 1021.4 1015.8 MAX. QFF PRESSURE IN HPA 1029.5 1030.4 1025.1 1036.9 1021.6 1018.4 1013.8 1016.5 1019.4 1028.9 1029.6 1036.5 1036.9 DAY 8 16 6 6 19 9 9 27 7 24 14 31 MIN. QFF PRESSURE IN HPA 1005.6 1007.1 1004.4 1007.1 1004.7 1002.0 995.7 1002.6 1004.1 1002.5 1009.2 1003.9 995.7 DAY 23 28 20 16 4 21 6 8 12 20 6 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1018.5 1018.9 1014.6 1016.8 1012.7 1010.1 1007.7 1009.0 1012.1 1017.5 1019.9 1020.3 1014.8 MAX. QFE PRESSURE IN HPA 1028.3 1029.1 1024.3 1035.3 1020.1 1016.9 1012.6 1014.7 1018.4 1028.4 1028.5 1035.1 1035.3 DAY 8 16 26 6 12 9 9 27 7 23 14 31 MIN. QFE PRESSURE IN HPA 1002.2 1004.3 1002.0 1006.3 1004.3 999.7 995.3 1001.6 1004.6 1001.1 1012.2 1004.7 995.3 DAY 23 1 9 16 4 20 6 8 12 20 6 17 MEAN QNH PRESSURE IN HPA 1019.8 1020.2 1015.9 1018.1 1014.0 1011.4 1009.0 1010.3 1013.4 1018.8 1021.2 1021.6 1016.1 MAX. QNH PRESSURE IN HPA 1029.6 1030.4 1025.6 1036.6 1021.4 1018.2 1013.9 1016.0 1019.7 1029.7 1029.8 1036.4 1036.6 DAY 8 16 26 6 12 9 9 27 7 23 14 31 MIN. QNH PRESSURE IN HPA 1003.5 1005.6 1003.3 1007.6 1005.6 1001.0 996.6 1002.9 1005.9 1002.4 1013.5 1006.0 996.6 DAY 23 1 9 16 4 20 6 8 12 20 6 17 MEAN QFF PRESSURE IN HPA 1020.1 1020.5 1016.2 1018.4 1014.3 1011.6 1009.2 1010.5 1013.7 1019.0 1021.6 1022.0 1016.4 MAX. QFF PRESSURE IN HPA 1030.0 1030.8 1026.0 1037.0 1021.7 1018.5 1014.1 1016.2 1020.0 1030.0 1030.1 1036.8 1037.0 DAY 8 16 26 6 12 9 9 27 7 23 14 31 MIN. QFF PRESSURE IN HPA 1003.8 1005.9 1003.6 1007.8 1005.9 1001.2 996.8 1003.1 1006.1 1002.6 1013.8 1006.3 996.8 DAY 23 1 9 16 4 20 6 8 12 20 6 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1019.5 1019.9 1015.4 1017.4 1013.1 1010.2 1008.0 1009.3 1012.7 1018.3 1021.0 1021.6 1015.5 MAX. QFE PRESSURE IN HPA 1029.9 1031.6 1025.7 1035.6 1020.4 1016.9 1012.7 1015.0 1019.0 1030.9 1028.5 1035.8 1035.8 DAY 9 16 26 6 18 8 8 27 9 23 24 30 MIN. QFE PRESSURE IN HPA 1003.1 1006.1 1002.8 1006.3 1004.8 1000.0 996.8 1001.6 1006.1 1001.1 1012.5 1006.0 996.8 DAY 23 1 9 16 4 20 6 8 12 20 30 17 MEAN QNH PRESSURE IN HPA 1020.8 1021.2 1016.7 1018.7 1014.4 1011.5 1009.3 1010.6 1014.0 1019.6 1022.3 1022.9 1016.8 MAX. QNH PRESSURE IN HPA 1031.2 1032.9 1027.0 1036.9 1021.7 1018.2 1014.0 1016.3 1020.3 1032.2 1029.8 1037.1 1037.1 DAY 9 16 26 6 18 8 8 27 9 23 24 30 MIN. QNH PRESSURE IN HPA 1004.4 1007.4 1004.1 1007.6 1006.1 1001.3 998.1 1002.9 1007.4 1002.4 1013.8 1007.3 998.1 DAY 23 1 9 16 4 20 6 8 12 20 30 17 MEAN QFF PRESSURE IN HPA 1021.1 1021.6 1017.0 1019.0 1014.6 1011.7 1009.5 1010.8 1014.2 1019.8 1022.6 1023.2 1017.1 MAX. QFF PRESSURE IN HPA 1031.6 1033.3 1027.4 1037.3 1022.0 1018.5 1014.2 1016.5 1020.5 1032.5 1030.1 1037.5 1037.5 DAY 9 16 26 6 18 8 8 27 9 23 24 30 MIN. QFF PRESSURE IN HPA 1004.7 1007.7 1004.4 1007.8 1006.4 1001.5 998.3 1003.1 1007.6 1002.6 1014.1 1007.6 998.3 DAY 23 1 9 16 4 20 6 8 12 20 30 17 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1018.3 1019.1 1014.8 1016.8 1012.7 1009.2 1007.2 1008.3 1011.5 1017.1 1019.8 1019.9 1014.6 MAX. QFE PRESSURE IN HPA 1028.6 1030.6 1026.4 1034.8 1020.2 1016.1 1012.1 1014.4 1019.0 1030.1 1027.0 1034.5 1034.8 DAY 9 16 26 6 18 7 8 29 9 23 14 30 MIN. QFE PRESSURE IN HPA 1002.7 1004.8 1002.3 1006.4 1003.5 997.7 997.7 1000.9 1005.7 1001.7 1010.4 1004.9 997.7 DAY 23 1 9 16 3 20 6 8 12 20 30 17 MEAN QNH PRESSURE IN HPA 1019.6 1020.4 1016.1 1018.1 1014.0 1010.5 1008.5 1009.6 1012.8 1018.4 1021.1 1021.2 1015.8 MAX. QNH PRESSURE IN HPA 1029.9 1031.9 1027.7 1036.1 1021.5 1017.4 1013.4 1015.7 1020.3 1031.4 1028.3 1035.8 1036.1 DAY 9 16 26 6 18 7 8 29 9 23 14 30 MIN. QNH PRESSURE IN HPA 1004.0 1006.1 1003.6 1007.7 1004.8 999.0 999.0 1002.2 1007.0 1003.0 1011.7 1006.2 999.0 DAY 23 1 9 16 3 20 6 8 12 20 30 17 MEAN QFF PRESSURE IN HPA 1019.9 1020.7 1016.4 1018.4 1014.2 1010.8 1008.7 1009.8 1013.0 1018.7 1021.4 1021.5 1016.1 MAX. QFF PRESSURE IN HPA 1030.2 1032.3 1028.1 1036.5 1021.8 1017.6 1013.6 1015.9 1020.5 1031.7 1028.6 1036.2 1036.5 DAY 9 16 26 6 18 7 8 29 9 23 14 30 MIN. QFF PRESSURE IN HPA 1004.3 1006.4 1003.8 1007.9 1005.1 999.2 999.2 1002.4 1007.2 1003.2 1012.0 1006.4 999.2 DAY 23 1 9 16 3 20 6 8 12 20 30 17 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1017.8 1018.4 1013.9 1015.8 1012.0 1008.4 1006.3 1007.6 1010.4 1016.5 1019.1 1019.6 1013.8 MAX. QFE PRESSURE IN HPA 1027.6 1029.6 1025.3 1034.6 1020.0 1016.2 1011.4 1014.0 1016.4 1030.1 1026.2 1034.5 1034.6 DAY 9 16 26 5 18 8 8 29 7 23 14 30 MIN. QFE PRESSURE IN HPA 1002.9 1003.7 1001.6 1006.4 1002.9 995.6 996.0 1000.1 1003.9 1001.7 1010.4 1004.1 995.6 DAY 24 28 9 15 5 20 5 7 11 20 30 16 MEAN QNH PRESSURE IN HPA 1019.1 1019.7 1015.2 1017.1 1013.3 1009.7 1007.6 1008.9 1011.7 1017.8 1020.4 1020.9 1015.1 MAX. QNH PRESSURE IN HPA 1028.9 1030.9 1026.6 1035.9 1021.3 1017.5 1012.7 1015.3 1017.7 1031.4 1027.5 1035.8 1035.9 DAY 9 16 26 5 18 8 8 29 7 23 14 30 MIN. QNH PRESSURE IN HPA 1004.2 1005.0 1002.9 1007.7 1004.2 996.9 997.3 1001.4 1005.2 1003.0 1011.7 1005.4 996.9 DAY 24 28 9 15 5 20 5 7 11 20 30 16 MEAN QFF PRESSURE IN HPA 1019.5 1020.1 1015.5 1017.4 1013.6 1009.9 1007.8 1009.1 1011.9 1018.1 1020.7 1021.2 1015.4 MAX. QFF PRESSURE IN HPA 1029.2 1031.3 1027.0 1036.3 1021.6 1017.8 1012.9 1015.5 1017.9 1031.7 1027.8 1036.2 1036.3 DAY 9 16 26 5 18 8 8 29 7 23 14 30 MIN. QFF PRESSURE IN HPA 1004.5 1005.3 1003.1 1007.9 1004.4 997.1 997.5 1001.6 1005.4 1003.2 1012.0 1005.7 997.1 DAY 24 28 9 15 5 20 5 7 11 20 30 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1018.5 1018.9 1014.2 1015.7 1012.2 1008.7 1006.3 1007.8 1010.8 1017.2 1019.8 1020.3 1014.2 MAX. QFE PRESSURE IN HPA 1027.6 1029.4 1024.0 1034.7 1019.8 1016.8 1011.3 1015.0 1016.7 1030.1 1028.5 1034.8 1034.8 DAY 9 16 26 5 18 8 8 29 7 23 23 30 MIN. QFE PRESSURE IN HPA 1004.3 1004.1 1000.3 1004.9 1003.6 996.1 995.3 1000.8 1003.5 1003.8 1011.1 1003.8 995.3 DAY 24 28 9 15 5 20 5 7 11 20 5 16 MEAN QNH PRESSURE IN HPA 1019.8 1020.2 1015.5 1017.0 1013.5 1010.0 1007.6 1009.0 1012.1 1018.5 1021.1 1021.6 1015.5 MAX. QNH PRESSURE IN HPA 1028.9 1030.7 1025.3 1036.0 1021.1 1018.1 1012.6 1016.3 1018.0 1031.4 1029.8 1036.1 1036.1 DAY 9 16 26 5 18 8 8 29 7 23 23 30 MIN. QNH PRESSURE IN HPA 1005.6 1005.4 1001.6 1006.2 1004.9 997.4 996.6 1002.1 1004.8 1005.1 1012.4 1005.1 996.6 DAY 24 28 9 15 5 20 5 7 11 20 5 16 MEAN QFF PRESSURE IN HPA 1020.1 1020.6 1015.9 1017.3 1013.8 1010.2 1007.8 1009.3 1012.4 1018.7 1021.4 1022.0 1015.8 MAX. QFF PRESSURE IN HPA 1029.3 1031.1 1025.7 1036.4 1021.4 1018.4 1012.8 1016.5 1018.2 1031.7 1030.1 1036.5 1036.5 DAY 9 16 26 5 18 8 8 29 7 23 23 30 MIN. QFF PRESSURE IN HPA 1005.9 1005.7 1001.9 1006.4 1005.2 997.6 996.8 1002.3 1005.0 1005.3 1012.7 1005.4 996.8 DAY 24 28 9 15 5 20 5 7 11 20 5 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1018.7 1019.2 1014.9 1016.4 1013.0 1009.5 1007.1 1008.6 1011.5 1017.6 1020.2 1020.5 1014.8 MAX. QFE PRESSURE IN HPA 1028.0 1029.2 1024.5 1036.1 1020.7 1017.8 1012.2 1016.0 1017.9 1029.8 1029.3 1035.3 1036.1 DAY 7 16 25 5 11 8 8 29 6 23 23 30 MIN. QFE PRESSURE IN HPA 1005.0 1004.9 1002.3 1004.9 1004.9 997.5 995.3 1001.8 1003.5 1005.0 1011.7 1003.1 995.3 DAY 22 20 9 15 3 20 5 7 11 19 21 16 MEAN QNH PRESSURE IN HPA 1020.0 1020.5 1016.2 1017.7 1014.3 1010.8 1008.3 1009.9 1012.8 1018.9 1021.5 1021.8 1016.1 MAX. QNH PRESSURE IN HPA 1029.3 1030.5 1025.8 1037.4 1022.0 1019.1 1013.5 1017.3 1019.2 1031.1 1030.6 1036.6 1037.4 DAY 7 16 25 5 11 8 8 29 6 23 23 30 MIN. QNH PRESSURE IN HPA 1006.3 1006.2 1003.6 1006.2 1006.2 998.8 996.6 1003.1 1004.8 1006.3 1013.0 1004.4 996.6 DAY 22 20 9 15 3 20 5 7 11 19 21 16 MEAN QFF PRESSURE IN HPA 1020.3 1020.9 1016.5 1018.0 1014.6 1011.0 1008.6 1010.1 1013.1 1019.1 1021.8 1022.1 1016.3 MAX. QFF PRESSURE IN HPA 1029.6 1030.9 1026.2 1037.8 1022.3 1019.4 1013.7 1017.5 1019.5 1031.4 1030.9 1037.0 1037.8 DAY 7 16 25 5 11 8 8 29 6 23 23 30 MIN. QFF PRESSURE IN HPA 1006.6 1006.5 1003.8 1006.4 1006.5 999.0 996.8 1003.3 1005.0 1006.5 1013.3 1004.7 996.8 DAY 22 20 9 15 3 20 5 7 11 19 21 16 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1018.1 1018.8 1014.5 1016.0 1012.6 1009.3 1006.9 1008.5 1011.4 1017.1 1019.8 1019.9 1014.4 MAX. QFE PRESSURE IN HPA 1027.8 1028.7 1023.8 1035.7 1020.2 1017.3 1012.3 1016.0 1017.9 1028.2 1029.0 1035.3 1035.7 DAY 8 15 5 5 10 8 8 29 6 23 23 30 MIN. QFE PRESSURE IN HPA 1002.8 1004.0 1003.1 1005.6 1001.7 998.8 994.2 1001.5 1002.6 1002.1 1009.1 1002.4 994.2 DAY 22 20 8 15 3 20 5 7 11 19 5 16 MEAN QNH PRESSURE IN HPA 1019.4 1020.1 1015.8 1017.3 1013.9 1010.5 1008.2 1009.8 1012.7 1018.4 1021.1 1021.2 1015.7 MAX. QNH PRESSURE IN HPA 1029.1 1030.0 1025.1 1037.0 1021.5 1018.6 1013.6 1017.3 1019.2 1029.5 1030.3 1036.6 1037.0 DAY 8 15 5 5 10 8 8 29 6 23 23 30 MIN. QNH PRESSURE IN HPA 1004.1 1005.3 1004.4 1006.9 1003.0 1000.1 995.5 1002.8 1003.9 1003.4 1010.4 1003.7 995.5 DAY 22 20 8 15 3 20 5 7 11 19 5 16 MEAN QFF PRESSURE IN HPA 1019.7 1020.4 1016.1 1017.6 1014.2 1010.8 1008.4 1010.0 1012.9 1018.7 1021.4 1021.5 1016.0 MAX. QFF PRESSURE IN HPA 1029.4 1030.4 1025.4 1037.4 1021.8 1018.9 1013.8 1017.5 1019.5 1029.8 1030.6 1037.0 1037.4 DAY 8 15 5 5 10 8 8 29 6 23 23 30 MIN. QFF PRESSURE IN HPA 1004.4 1005.6 1004.7 1007.1 1003.3 1000.3 995.7 1003.0 1004.1 1003.6 1010.7 1003.9 995.7 DAY 22 20 8 15 3 20 5 7 11 19 5 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1952-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.8 8.4 10.8 16.1 21.4 25.6 27.8 27.8 24.7 19.3 13.9 9.6 17.8 MINIMUN AIR TEMPERATURE (C) 3.4 3.8 6.1 10.7 15.5 19.9 22.8 22.9 19.6 13.9 8.9 5.2 12.7 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.2 0.9 11.2 27.0 27.0 11.1 0.3 0.0 0.0 77.7 DAYS WITH MINIMUM TEMP. <=-4 0.6 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.1 DAYS WITH FREEZING MIN.<= 0 5.0 4.4 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.4 13.4 TEMPERATURE RECORDS LOWEST(C) -10.0 -6.0 -3.2 0.0 2.8 10.0 15.0 13.0 9.0 3.0 -2.0 -7.0 -10.0 YEAR-DAY 69- 6 72- 1 85-12 87- 2 3- 2 67- 6 57- 5 77-30 56-27 87-29 52-17 63-26 69- 6 MAXIMUM AIR TEMPERATURE (C) 12.4 13.1 15.3 21.2 26.9 30.9 32.6 32.7 29.9 24.8 18.8 14.3 22.8 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.1 0.5 3.0 10.0 19.2 25.5 26.3 16.5 3.5 0.4 0.0 105.0 DAYS WITH MAXIMUM TEMP. <= 0 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 TEMPERATURE RECORDS HIGHEST(C) 29.0 32.4 35.0 39.0 43.0 45.0 44.0 44.0 41.6 39.0 36.0 29.2 45.0 YEAR-DAY 79- 4 96- 9 77- 2 65-28 70-23 95-29 69-14 57- 5 88- 9 59-25 79- 2 3-19 95-29 DIF. BETWEEN (MAX.-MIN.) (C) 9.0 9.3 9.2 10.5 11.4 11.0 9.8 9.8 10.3 10.9 9.9 9.1 10.1 MEAN DAILY TEMP. (MDT) (C) 7.9 8.5 10.7 16.0 21.2 25.4 27.7 27.8 24.7 19.3 13.9 9.8 17.8 STANDARD DEVIATION OF MDT(C) 2.17 2.18 1.77 1.66 1.36 1.21 1.11 1.06 1.17 1.58 1.87 1.71 1.57 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.1 0.7 8.2 45.3 132.6 208.4 209.8 114.6 18.8 1.0 0.1 739.6 HEATING DEG. DAYS(BASE 18 0C) 308.1 268.0 224.0 87.3 10.7 0.4 0.0 0.0 0.6 24.2 123.8 249.5 1296.6 DEWPOINT (MEAN C) 2.4 2.6 5.6 10.2 14.0 17.3 20.0 20.7 17.9 12.8 8.5 4.6 11.4 MIXING RATIO (G/KG) 4.63 4.73 5.83 7.98 10.20 12.66 15.01 15.71 13.24 9.51 7.11 5.43 9.34 VAPOUR PRESSURE (HPA) 7.47 7.62 9.37 12.74 16.20 19.97 23.56 24.65 20.94 15.19 11.42 8.74 14.82 SATURATION DEF. (HPA) 3.24 3.52 4.15 6.71 9.97 13.44 14.26 13.12 10.75 7.95 5.15 3.61 7.99 RELATIVE HUMIDITY (MEAN %) 73 73 74 72 67 64 65 68 69 70 73 74 70 RELATIVE HUMIDITY (MAX. %) 86 86 88 86 84 81 80 82 84 85 87 86 85 RELATIVE HUMIDITY (MIN. %) 58 57 59 54 49 46 49 51 51 50 55 59 53 RELATIVE HUMIDITY (MEAN% 03UTC) 80 80 83 82 79 75 75 78 80 81 81 80 80 RELATIVE HUMIDITY (MEAN% 09UTC) 64 63 64 60 54 50 52 55 55 55 60 64 58 RELATIVE HUMIDITY (MEAN% 15UTC) 77 74 74 69 64 60 62 66 70 73 77 79 70 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.0 55.8 79.4 52.8 44.1 33.4 22.2 27.3 38.9 66.1 68.5 57.5 601.0 DAYS WITH PRECIPITATION >=10 1.8 1.9 2.7 1.7 1.3 0.8 0.5 0.7 1.3 2.1 2.1 2.1 19.0 DAYS WITH PRECIPITATION >= 5 3.9 3.9 5.3 3.6 2.6 1.8 1.3 1.7 2.4 3.3 3.6 3.6 37.0 DAYS WITH PRECIPITATION >= 1 7.4 8.0 10.5 8.0 6.1 4.2 3.7 4.2 5.2 5.7 6.7 6.8 76.5 DAYS WITH PRECIPITATION 9.6 10.3 13.8 10.8 8.7 6.7 5.8 6.4 7.3 7.5 8.3 8.7 103.9 GREATEST DAILY PRECIPITATION 85.0 41.0 50.0 47.0 69.0 88.0 50.0 88.0 49.0 105.0 81.0 62.0 105.0 YEAR-DAY 59-24 91- 5 1-26 98-24 59- 2 67- 5 70-24 93-16 99-17 67-22 74-25 5-26 67 DAY WITH THUNDER STORM 0.1 0.1 0.2 0.4 1.0 1.2 1.1 1.0 0.9 0.9 0.5 0.1 7.5 DAYS WITH SNOW OR SLEET 1.5 1.9 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 4.8 DAYS WITH DUST 0.1 0.2 0.3 0.2 0.3 0.3 0.1 0.1 0.1 0.2 0.3 0.2 2.4 WIND DIRECTION (PREVAILING) 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAILING WIND SPEED(KNOTS) 6.1 6.7 6.7 6.9 7.0 7.0 6.4 6.2 5.8 6.1 6.2 6.3 6.5 PREVAILING WIND PERCENT 7.7 9.8 14.6 15.9 19.0 23.5 22.1 20.9 15.3 8.7 6.4 6.7 14.2 CALMS PERCENT OF WIND 68.3 65.1 59.5 57.8 55.9 52.0 53.8 56.1 61.1 68.1 71.6 69.3 61.5 NO. OF WIND OBSERVATION 207.2 188.7 205.7 197.7 205.6 198.8 205.6 205.5 199.4 206.1 199.5 205.6 2425.4 VECTOR WIND DIRECTION (MEAN) 254 265 265 265 262 266 264 265 260 267 257 249 263 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.7 1.1 1.3 1.7 2.2 2.0 1.8 1.4 0.7 0.5 0.5 1.2 WIND STEADINESES (MEAN %) 40.0 38.9 50.0 54.2 63.0 75.9 74.1 72.0 66.7 43.8 33.3 33.3 57.1 WIND SPEED (MEAN KNOTS) 1.5 1.8 2.2 2.4 2.7 2.9 2.7 2.5 2.1 1.6 1.5 1.5 2.1 FASTEST WIND DIRECTION 240 280 270 270 270 270 310 270 290 270 270 270 270 FASTEST WIND SPEED (KNOTS) 35 49 43 60 40 41 39 30 29 29 41 29 60 YEAR-DAY 0-21 1-21 85- 8 85-13 61-25 85- 9 84- 3 61-20 85- 8 92-26 86-11 1-27 85 DAYS WITH SKY CLEAR (0-2)/8 11.5 8.9 7.8 7.9 11.3 13.2 12.9 13.1 13.6 14.8 12.4 11.8 139.2 DAYS WITH P.CLOUDY (3-6)/8 8.9 8.1 7.8 8.7 9.9 9.1 9.9 10.5 9.0 9.5 8.8 9.5 109.7 DAYS WITH CLOUDY (7-8)/8 10.6 11.3 15.4 13.4 9.8 7.7 8.2 7.4 7.4 6.8 8.5 9.7 116.2 DAYS WITH VISIBILITY =< 2 KM 3.0 2.3 2.9 2.4 0.9 0.9 0.3 0.2 0.5 0.8 1.3 2.9 18.4 DURATION OF SUNSHINE HOURS 135.3 128.1 132.3 164.6 207.6 220.4 221.9 220.5 196.3 196.4 151.1 132.3 2106.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1952-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 1011.4 1010.8 1009.3 1006.2 1005.1 1001.8 1000.1 1001.2 1005.3 1009.9 1011.5 1011.4 1007.0 MAX. QFE PRESSURE IN HPA 1039.7 1037.7 1040.7 1036.1 1031.5 1024.0 1017.8 1022.6 1024.8 1035.7 1040.4 1041.4 1041.4 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 MIN. QFE PRESSURE IN HPA 976.6 975.0 979.8 975.1 979.4 977.8 979.4 978.4 983.0 984.7 981.4 980.6 975.0 YEAR-DAY 68-10 71-27 75-27 69-17 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 67-23 71-27 MEAN QNH PRESSURE IN HPA 1012.7 1012.1 1010.6 1007.5 1006.4 1003.0 1001.3 1002.5 1006.6 1011.2 1012.8 1012.7 1008.3 MAX. QNH PRESSURE IN HPA 1041.0 1039.0 1042.0 1037.4 1032.8 1025.3 1019.1 1023.9 1026.1 1037.0 1041.7 1042.7 1042.7 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 MIN. QNH PRESSURE IN HPA 977.8 976.2 981.1 976.3 980.7 979.0 980.7 979.7 984.3 986.0 982.7 981.9 976.2 YEAR-DAY 68-10 71-27 75-27 69-17 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 67-23 71-27 MEAN QFF PRESSURE IN HPA 1015.6 1016.1 1013.9 1010.7 1009.8 1006.1 1004.1 1005.2 1009.3 1014.0 1015.9 1016.3 1011.4 MAX. QFF PRESSURE IN HPA 1041.4 1039.4 1042.4 1037.8 1033.1 1025.6 1019.3 1024.2 1026.4 1037.3 1042.1 1043.1 1043.1 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 MIN. QFF PRESSURE IN HPA 981.8 986.5 981.6 979.0 982.9 979.5 980.9 982.7 984.5 986.3 982.9 982.9 979.0 YEAR-DAY 78-21 82- 4 80-19 81-30 81- 1 78-21 78- 1 75-10 75- 9 75- 9 79-29 78-16 81-30 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 1015.0 1014.1 1013.4 1010.8 1009.7 1006.8 1005.2 1006.2 1009.7 1014.2 1016.0 1016.4 1011.5 MAX. QFE PRESSURE IN HPA 1039.2 1035.4 1040.2 1035.2 1029.0 1022.8 1016.9 1020.2 1023.9 1032.8 1039.0 1038.7 1040.2 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 MIN. QFE PRESSURE IN HPA 984.5 986.2 980.0 982.0 985.3 986.0 981.6 984.0 989.0 987.4 982.8 987.8 980.0 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 MEAN QNH PRESSURE IN HPA 1016.3 1015.4 1014.7 1012.1 1010.9 1008.1 1006.5 1007.5 1011.0 1015.5 1017.3 1017.7 1012.8 MAX. QNH PRESSURE IN HPA 1040.5 1036.7 1041.5 1036.5 1030.3 1024.1 1018.2 1021.5 1025.2 1034.1 1040.3 1040.0 1041.5 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 MIN. QNH PRESSURE IN HPA 985.8 987.5 981.3 983.3 986.6 987.3 982.9 985.3 990.3 988.7 984.1 989.1 981.3 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 MEAN QFF PRESSURE IN HPA 1016.7 1015.7 1015.0 1012.3 1011.2 1008.3 1006.7 1007.7 1011.2 1015.8 1017.6 1018.0 1013.0 MAX. QFF PRESSURE IN HPA 1040.9 1037.1 1041.9 1036.9 1030.6 1024.4 1018.4 1021.8 1025.5 1034.4 1040.7 1040.4 1041.9 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 MIN. QFF PRESSURE IN HPA 986.0 987.8 981.6 983.5 986.8 987.4 983.1 985.5 990.5 988.9 984.3 989.4 981.6 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 1011.4 1010.5 1009.3 1006.3 1005.3 1002.3 1000.6 1001.7 1005.6 1009.9 1011.5 1011.4 1007.2 MAX. QFE PRESSURE IN HPA 1039.7 1035.6 1040.2 1035.3 1030.3 1023.8 1017.3 1020.8 1024.8 1034.1 1039.2 1038.8 1040.2 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 MIN. QFE PRESSURE IN HPA 980.3 981.1 979.8 979.9 980.3 981.4 980.0 978.4 985.0 984.7 981.4 980.6 978.4 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 MEAN QNH PRESSURE IN HPA 1012.7 1011.8 1010.6 1007.6 1006.6 1003.6 1001.9 1003.0 1006.9 1011.2 1012.8 1012.7 1008.5 MAX. QNH PRESSURE IN HPA 1041.0 1036.9 1041.5 1036.6 1031.6 1025.1 1018.6 1022.1 1026.1 1035.4 1040.5 1040.1 1041.5 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 MIN. QNH PRESSURE IN HPA 981.6 982.4 981.1 981.2 981.6 982.7 981.3 979.7 986.3 986.0 982.7 981.9 979.7 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 MEAN QFF PRESSURE IN HPA 1013.0 1012.1 1010.9 1007.9 1006.9 1003.9 1002.1 1003.2 1007.2 1011.5 1013.1 1013.0 1008.7 MAX. QFF PRESSURE IN HPA 1041.4 1037.3 1041.9 1037.0 1031.9 1025.4 1018.8 1022.4 1026.4 1035.7 1040.9 1040.5 1041.9 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 MIN. QFF PRESSURE IN HPA 981.8 982.7 981.3 981.4 981.8 982.9 981.5 979.9 986.5 986.2 982.9 982.2 979.9 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1952-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 1012.5 1011.5 1010.2 1007.1 1005.8 1002.6 1001.0 1002.3 1006.4 1010.8 1012.4 1012.4 1007.9 MAX. QFE PRESSURE IN HPA 1039.7 1036.2 1040.2 1035.6 1031.5 1024.0 1017.8 1022.6 1024.0 1035.7 1040.4 1039.2 1040.4 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 88-21 98- 9 87-30 2- 3 87-30 MIN. QFE PRESSURE IN HPA 984.2 980.1 980.8 979.8 980.5 981.6 980.7 979.1 986.2 985.5 984.2 981.6 979.1 YEAR-DAY 68-10 73-22 75-27 71-14 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 70-27 MEAN QNH PRESSURE IN HPA 1013.8 1012.8 1011.5 1008.4 1007.1 1003.9 1002.3 1003.5 1007.7 1012.1 1013.7 1013.6 1009.2 MAX. QNH PRESSURE IN HPA 1041.0 1037.5 1041.5 1036.9 1032.8 1025.3 1019.1 1023.9 1025.3 1037.0 1041.7 1040.5 1041.7 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 88-21 98- 9 87-30 2- 3 87-30 MIN. QNH PRESSURE IN HPA 985.5 981.4 982.1 981.1 981.8 982.9 982.0 980.4 987.5 986.8 985.5 982.9 980.4 YEAR-DAY 68-10 73-22 75-27 71-14 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 70-27 MEAN QFF PRESSURE IN HPA 1016.6 1016.0 1014.8 1011.6 1010.5 1006.6 1005.0 1006.3 1010.4 1015.0 1016.8 1016.9 1012.2 MAX. QFF PRESSURE IN HPA 1041.4 1037.9 1041.9 1037.3 1033.1 1025.6 1019.3 1024.2 1025.6 1037.3 1042.1 1040.9 1042.1 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 92-29 98- 9 87-30 2- 3 87-30 MIN. QFF PRESSURE IN HPA 986.8 987.3 982.3 982.6 983.1 983.1 982.2 985.3 987.7 988.9 985.7 983.1 982.2 YEAR-DAY 83-24 81- 9 81-13 77-24 81- 1 78-21 78- 1 75-15 75- 9 80- 4 79-29 78-16 78- 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 1011.6 1010.9 1009.6 1006.6 1005.3 1001.9 1000.4 1001.5 1005.5 1010.0 1011.5 1011.3 1007.2 MAX. QFE PRESSURE IN HPA 1037.5 1036.7 1039.0 1034.8 1031.5 1023.4 1017.8 1020.4 1024.0 1035.3 1038.8 1039.3 1039.3 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 MIN. QFE PRESSURE IN HPA 979.8 977.2 980.8 978.5 979.4 979.7 979.7 979.9 984.5 985.5 983.4 981.0 977.2 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 73-22 MEAN QNH PRESSURE IN HPA 1012.8 1012.1 1010.9 1007.9 1006.6 1003.2 1001.6 1002.8 1006.8 1011.3 1012.8 1012.6 1008.5 MAX. QNH PRESSURE IN HPA 1038.8 1038.0 1040.3 1036.1 1032.8 1024.7 1019.1 1021.7 1025.3 1036.6 1040.1 1040.6 1040.6 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 MIN. QNH PRESSURE IN HPA 981.1 978.4 982.1 979.8 980.7 981.0 981.0 981.2 985.8 986.8 984.7 982.3 978.4 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 73-22 MEAN QFF PRESSURE IN HPA 1016.9 1016.4 1015.9 1013.1 1011.8 1008.5 1007.1 1008.2 1012.2 1016.2 1017.8 1018.0 1013.5 MAX. QFF PRESSURE IN HPA 1039.2 1038.4 1040.7 1036.5 1033.1 1025.0 1019.3 1022.0 1025.6 1036.9 1040.5 1041.0 1041.0 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 MIN. QFF PRESSURE IN HPA 987.2 987.0 982.3 986.3 988.7 987.7 984.8 985.1 991.8 990.4 984.9 990.1 982.3 YEAR-DAY 83-24 81- 9 81-13 80-26 80-14 80- 4 83-27 80-19 80-21 82-18 79-29 80-28 81-13 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 1010.7 1009.8 1008.6 1005.6 1004.5 1001.0 999.4 1000.4 1004.5 1009.2 1010.8 1010.7 1006.3 MAX. QFE PRESSURE IN HPA 1036.1 1036.7 1037.0 1034.6 1030.5 1022.5 1016.6 1019.1 1023.8 1034.2 1037.5 1039.4 1039.4 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 MIN. QFE PRESSURE IN HPA 976.6 976.1 981.1 975.6 982.2 977.8 979.4 980.2 983.0 985.0 982.0 982.4 975.6 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 75- 9 79-29 78-16 70-19 MEAN QNH PRESSURE IN HPA 1012.0 1011.1 1009.9 1006.9 1005.8 1002.3 1000.6 1001.7 1005.8 1010.4 1012.1 1012.0 1007.6 MAX. QNH PRESSURE IN HPA 1037.4 1038.0 1038.3 1035.9 1031.8 1023.8 1017.9 1020.4 1025.1 1035.5 1038.8 1040.7 1040.7 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 MIN. QNH PRESSURE IN HPA 977.8 977.4 982.4 976.9 983.5 979.0 980.7 981.5 984.3 986.3 983.3 983.7 976.9 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 75- 9 79-29 78-16 70-19 MEAN QFF PRESSURE IN HPA 1016.2 1015.4 1014.9 1012.2 1011.0 1007.6 1006.2 1007.2 1010.7 1015.5 1017.2 1017.5 1012.6 MAX. QFF PRESSURE IN HPA 1037.8 1038.4 1038.7 1036.3 1032.1 1024.1 1018.1 1020.7 1025.4 1035.8 1039.2 1041.1 1041.1 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 MIN. QFF PRESSURE IN HPA 987.1 986.5 982.6 984.2 987.7 986.5 983.5 984.5 990.2 989.9 983.5 988.5 982.6 YEAR-DAY 83-24 82- 4 81-13 80-26 83- 4 80- 4 79- 6 80-19 80-13 82-18 79-29 81-18 81-13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1952-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 1011.3 1010.3 1009.0 1005.8 1004.6 1001.0 999.2 1000.3 1004.7 1009.6 1011.4 1011.4 1006.6 MAX. QFE PRESSURE IN HPA 1036.7 1037.7 1038.8 1034.7 1029.7 1022.1 1016.6 1018.9 1023.5 1034.3 1038.3 1040.7 1040.7 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 MIN. QFE PRESSURE IN HPA 977.9 975.0 981.7 975.1 981.3 978.0 979.4 981.2 983.0 984.8 982.8 983.1 975.0 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 74-15 75- 9 75- 9 79-29 76-10 71-27 MEAN QNH PRESSURE IN HPA 1012.6 1011.6 1010.2 1007.1 1005.9 1002.3 1000.5 1001.6 1006.0 1010.9 1012.7 1012.7 1007.8 MAX. QNH PRESSURE IN HPA 1038.0 1039.0 1040.1 1036.0 1031.0 1023.4 1017.9 1020.2 1024.8 1035.6 1039.6 1042.0 1042.0 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 MIN. QNH PRESSURE IN HPA 979.1 976.2 983.0 976.3 982.6 979.2 980.7 982.5 984.3 986.1 984.1 984.4 976.2 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 74-15 75- 9 75- 9 79-29 76-10 71-27 MEAN QFF PRESSURE IN HPA 1012.9 1011.9 1010.6 1007.3 1006.2 1002.5 1000.7 1001.8 1006.2 1011.2 1013.0 1013.0 1008.1 MAX. QFF PRESSURE IN HPA 1038.4 1039.4 1040.5 1036.4 1031.3 1023.7 1018.2 1020.5 1025.1 1035.9 1040.0 1042.4 1042.4 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 MIN. QFF PRESSURE IN HPA 979.4 976.5 983.2 976.6 982.8 979.5 980.9 982.7 984.5 986.3 984.3 984.6 976.5 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 75-10 75- 9 75- 9 79-29 76-10 71-27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 1014.1 1013.7 1012.6 1009.5 1008.7 1004.4 1002.6 1003.8 1008.0 1012.8 1014.6 1014.6 1009.9 MAX. QFE PRESSURE IN HPA 1037.7 1037.7 1040.2 1036.1 1029.2 1022.1 1017.4 1019.8 1024.3 1034.1 1039.0 1041.4 1041.4 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 MIN. QFE PRESSURE IN HPA 982.8 985.4 980.7 979.3 986.0 980.5 980.8 981.2 984.5 985.6 986.8 986.1 979.3 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 MEAN QNH PRESSURE IN HPA 1015.4 1015.0 1013.9 1010.8 1010.0 1005.7 1003.9 1005.1 1009.2 1014.1 1015.9 1015.9 1011.2 MAX. QNH PRESSURE IN HPA 1039.0 1039.0 1041.5 1037.4 1030.5 1023.4 1018.7 1021.1 1025.6 1035.4 1040.3 1042.7 1042.7 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 MIN. QNH PRESSURE IN HPA 984.1 986.7 982.0 980.6 987.3 981.8 982.1 982.5 985.8 986.9 988.1 987.4 980.6 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 MEAN QFF PRESSURE IN HPA 1015.8 1015.3 1014.2 1011.1 1010.2 1006.0 1004.1 1005.3 1009.5 1014.4 1016.2 1016.2 1011.5 MAX. QFF PRESSURE IN HPA 1039.4 1039.4 1041.9 1037.8 1030.8 1023.7 1019.0 1021.4 1025.9 1035.8 1040.7 1043.1 1043.1 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 MIN. QFF PRESSURE IN HPA 984.3 986.9 982.2 980.8 987.5 982.0 982.3 982.7 986.0 987.1 988.3 987.6 980.8 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 1015.1 1014.4 1013.8 1011.1 1010.0 1006.8 1005.3 1006.3 1009.9 1014.6 1016.3 1016.5 1011.7 MAX. QFE PRESSURE IN HPA 1038.6 1037.7 1040.7 1035.7 1027.9 1020.7 1017.2 1020.5 1024.5 1033.1 1039.0 1040.3 1040.7 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 MIN. QFE PRESSURE IN HPA 984.5 986.0 981.6 982.7 985.3 985.5 982.2 983.4 988.8 989.4 983.2 987.8 981.6 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 MEAN QNH PRESSURE IN HPA 1016.4 1015.7 1015.1 1012.4 1011.3 1008.1 1006.6 1007.6 1011.2 1015.9 1017.6 1017.8 1013.0 MAX. QNH PRESSURE IN HPA 1039.9 1039.0 1042.0 1037.0 1029.2 1022.0 1018.5 1021.8 1025.8 1034.4 1040.3 1041.6 1042.0 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 MIN. QNH PRESSURE IN HPA 985.8 987.3 982.9 984.0 986.6 986.8 983.5 984.7 990.1 990.7 984.5 989.1 982.9 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 MEAN QFF PRESSURE IN HPA 1016.7 1016.0 1015.4 1012.7 1011.5 1008.3 1006.8 1007.8 1011.9 1016.2 1017.9 1018.1 1013.3 MAX. QFF PRESSURE IN HPA 1040.3 1039.4 1042.4 1037.4 1029.5 1022.3 1018.7 1022.1 1026.1 1034.8 1040.7 1042.0 1042.4 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 MIN. QFF PRESSURE IN HPA 986.0 987.5 983.2 984.2 986.8 986.9 983.7 984.9 990.3 990.9 984.7 989.4 983.2 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 9.7 ****** 1953 10.1 13.1 9.8 12.9 ***** ***** ***** ***** ***** ***** ***** ***** ****** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1955 ***** ***** ***** 16.2 21.7 25.9 29.7 29.0 25.2 20.5 15.6 10.5 ****** 1956 8.8 8.2 8.3 15.7 18.8 24.1 25.9 27.6 22.4 18.7 14.5 8.5 16.8 1957 5.6 8.8 10.8 15.2 22.3 23.5 26.6 27.1 26.3 18.4 12.5 10.7 17.3 1958 11.1 11.7 15.1 16.7 24.6 27.4 27.7 28.3 25.9 20.0 10.7 10.8 19.2 1959 9.6 6.6 9.9 18.3 22.3 25.8 29.3 28.2 24.6 19.6 11.9 8.2 17.9 1960 11.4 11.7 8.6 16.2 22.5 27.6 28.3 28.3 26.9 23.2 15.2 10.7 19.2 1961 8.5 9.4 12.0 17.3 25.9 28.7 28.2 28.5 24.7 20.3 16.0 13.2 19.4 1962 9.0 12.3 15.6 16.5 23.5 26.5 31.1 30.0 26.4 20.8 13.3 11.2 19.7 1963 11.9 11.8 12.7 17.6 21.4 26.7 28.7 28.1 26.2 21.0 13.2 8.4 19.0 1964 4.1 9.2 10.9 14.8 23.0 28.4 27.5 26.9 24.6 18.8 16.0 8.1 17.7 1965 6.7 10.1 10.9 16.1 22.5 26.9 28.7 28.8 25.1 19.5 16.5 12.0 18.7 1966 13.2 11.5 13.0 18.0 21.4 27.4 29.6 30.8 25.0 18.9 16.1 12.4 19.8 1967 10.3 7.3 11.8 15.8 23.7 25.0 26.8 28.7 24.3 19.8 15.7 11.1 18.4 1968 10.9 9.0 11.4 14.6 23.8 24.3 27.9 27.7 27.1 21.9 15.2 10.4 18.7 1969 3.5 3.9 8.5 14.0 21.2 27.4 26.3 27.9 24.5 18.5 12.4 11.7 16.6 1970 7.8 11.4 13.0 17.8 24.3 24.8 28.4 27.6 23.7 19.9 15.9 9.6 18.7 1971 8.1 9.9 13.7 15.9 23.3 25.6 29.6 28.3 27.3 20.7 16.2 11.4 19.2 1972 3.4 3.7 8.8 19.6 20.4 27.8 30.0 28.4 26.5 23.1 16.1 6.6 17.8 1973 5.4 11.5 11.7 17.6 23.0 24.8 27.7 29.1 22.8 21.1 14.8 9.6 18.3 1974 6.1 6.8 9.9 15.1 22.9 26.9 26.7 27.5 24.2 22.1 17.2 10.5 18.0 1975 9.3 8.4 12.2 20.0 24.3 28.2 29.7 27.9 26.2 19.2 12.6 8.7 18.9 1976 10.5 5.4 8.0 16.8 21.5 25.5 27.0 29.6 26.2 17.7 13.1 9.8 17.6 1977 3.2 9.4 12.5 18.0 21.6 27.0 27.3 27.7 25.1 17.1 14.9 9.7 17.8 1978 8.7 8.5 13.3 17.6 18.8 23.4 28.3 27.1 26.7 21.1 11.4 11.3 18.0 1979 7.5 8.8 11.2 15.9 20.0 23.5 27.5 28.0 26.1 21.0 14.5 10.6 17.9 1980 6.8 6.0 9.6 17.2 20.9 25.2 28.8 26.7 23.1 17.6 15.5 11.2 17.4 1981 10.2 9.9 12.2 14.7 21.1 25.7 27.8 28.7 25.9 20.8 15.8 12.5 18.8 1982 6.9 6.5 9.3 18.0 19.9 24.8 28.2 26.4 24.6 17.3 10.8 8.5 16.8 1983 6.9 9.1 11.5 17.6 22.7 24.8 28.6 26.7 22.8 18.0 15.1 9.6 17.8 1984 8.3 4.7 9.5 15.5 18.2 23.1 27.9 25.8 23.6 17.3 13.5 4.9 16.0 1985 6.4 7.8 7.7 15.9 22.0 25.9 25.9 26.3 24.6 17.0 13.7 8.8 16.8 1986 7.9 8.0 7.5 15.3 20.3 25.5 27.3 27.2 24.9 18.7 11.5 7.5 16.8 1987 8.8 8.3 9.7 13.3 20.7 26.0 26.8 27.1 22.4 14.8 12.1 9.0 16.6 1988 6.3 7.1 10.8 15.5 19.6 26.9 26.9 25.5 23.4 19.0 13.8 9.9 17.0 1989 4.9 5.2 11.3 16.2 21.1 25.1 28.1 27.9 23.7 19.8 14.2 9.6 17.3 1990 5.4 7.5 10.4 15.6 19.4 25.8 27.4 25.9 24.8 18.2 14.6 7.8 16.9 1991 7.4 6.3 9.0 15.6 19.3 24.5 28.2 27.4 23.2 20.0 12.8 8.2 16.8 1992 5.5 7.0 8.8 13.9 17.7 24.7 26.3 24.3 22.5 17.5 13.6 8.5 15.8 1993 6.5 6.1 10.3 15.5 20.3 24.1 26.4 26.8 23.4 17.0 9.7 8.1 16.2 1994 7.7 5.4 9.8 15.6 20.6 22.7 26.1 26.3 22.2 17.6 14.6 7.3 16.3 1995 8.9 8.9 11.1 16.6 22.1 25.9 27.3 27.5 24.2 16.8 14.0 7.6 17.6 1996 6.2 8.0 8.6 13.5 21.9 24.2 27.8 27.5 24.7 18.1 12.6 10.4 17.0 1997 8.2 7.0 9.1 16.2 21.5 26.1 27.1 28.0 23.0 20.8 12.5 9.2 17.4 1998 6.4 6.2 11.0 17.2 21.5 27.9 27.8 28.4 23.8 18.5 14.9 11.3 17.9 1999 8.1 11.2 11.3 15.6 19.7 24.8 26.8 29.5 24.2 19.9 11.9 10.0 17.7 2000 7.6 8.6 10.1 19.0 21.0 24.7 28.6 28.8 25.4 18.0 12.2 10.1 17.8 2001 6.7 9.8 12.6 16.9 21.6 25.4 27.6 28.3 24.9 18.6 14.3 10.8 18.1 2002 8.1 9.4 12.7 14.7 19.0 25.1 28.6 27.9 26.4 22.3 14.8 5.4 17.9 2003 8.2 8.5 8.8 13.4 19.8 23.4 26.5 27.8 24.5 21.7 13.2 10.2 17.2 2004 9.5 10.5 12.2 14.4 20.6 25.5 26.2 28.6 24.4 18.6 14.5 8.0 17.8 2005 7.8 6.9 11.7 16.0 20.8 25.1 28.8 28.1 25.4 20.3 13.4 11.1 17.9 MEAN 7.8 8.4 10.8 16.1 21.4 25.6 27.8 27.8 24.7 19.3 13.9 9.6 17.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 3.8 3.3 ****** 1953 4.0 5.0 4.0 7.7 13.6 18.2 21.5 23.0 18.4 13.3 ***** ***** ****** 1954 ***** ***** ***** 9.3 17.1 21.6 24.7 23.6 21.6 16.4 11.1 6.4 ****** 1955 5.3 8.3 7.2 11.1 16.4 19.9 23.8 23.0 19.8 14.4 10.3 6.0 13.8 1956 4.8 4.4 5.2 11.2 13.5 18.3 21.5 21.8 18.2 12.8 9.5 4.4 12.1 1957 2.2 4.8 6.8 10.2 16.7 18.9 20.6 21.3 19.3 13.0 7.3 5.2 12.2 1958 6.5 5.9 9.4 11.2 16.5 20.4 22.3 22.4 19.7 14.8 5.4 6.4 13.4 1959 4.9 2.5 5.5 12.8 16.6 19.6 22.7 23.5 19.7 14.0 8.2 4.3 12.9 1960 6.0 6.5 3.5 10.7 15.3 20.7 22.1 22.5 20.4 16.2 10.2 6.0 13.3 1961 4.7 4.3 6.5 11.1 18.2 20.7 23.2 22.4 19.6 14.0 9.5 8.2 13.5 1962 4.0 6.4 9.0 11.2 16.3 19.5 24.2 23.3 19.1 14.2 7.9 6.7 13.5 1963 6.7 7.0 6.5 12.5 15.1 19.8 22.7 22.4 20.0 14.2 5.1 1.1 12.8 1964 -2.4 2.0 4.6 6.6 13.9 19.6 20.7 20.2 17.9 10.6 7.5 1.5 10.2 1965 1.5 2.4 4.3 8.2 14.4 19.1 21.6 21.2 17.7 12.7 8.8 5.4 11.4 1966 6.1 6.1 6.8 10.9 15.1 20.6 22.9 24.5 19.2 13.2 9.5 7.1 13.5 1967 4.2 2.4 6.0 9.4 16.2 18.5 21.9 23.2 19.2 13.1 10.9 5.8 12.6 1968 5.4 3.8 6.1 9.5 17.4 18.3 21.4 21.9 20.6 15.5 10.1 6.2 13.0 1969 -0.1 -0.2 5.0 9.1 14.9 20.0 21.0 21.9 18.6 13.3 6.7 7.5 11.5 1970 3.5 6.5 8.3 11.8 17.2 19.4 22.5 23.0 18.4 14.7 10.2 4.9 13.4 1971 3.1 4.4 7.0 10.2 17.1 19.4 23.4 22.9 20.0 13.9 10.5 6.5 13.2 1972 -0.7 -0.6 3.8 11.8 14.9 21.3 24.3 22.0 20.2 16.5 10.2 2.9 12.2 1973 0.3 4.9 6.0 10.5 15.3 19.3 22.1 23.9 17.7 14.7 8.3 3.9 12.2 1974 1.4 2.2 5.9 9.4 16.7 20.3 21.6 21.5 18.5 14.2 11.9 4.7 12.4 1975 3.8 3.8 6.5 12.4 17.8 22.1 24.5 22.9 20.8 14.0 7.6 4.3 13.4 1976 4.9 1.3 3.6 11.6 15.6 20.1 22.5 23.9 21.0 12.3 7.5 5.8 12.5 1977 0.2 4.3 8.5 13.1 16.1 21.8 22.9 21.9 20.0 12.3 9.7 5.7 13.0 1978 4.3 4.3 8.5 12.7 14.1 17.7 22.4 22.5 20.8 16.1 6.9 7.6 13.2 1979 4.1 5.3 7.0 12.3 15.5 19.4 23.7 23.2 21.4 16.7 10.6 7.1 13.9 1980 3.4 2.7 6.4 13.0 16.2 20.0 24.1 23.2 19.3 14.1 12.0 8.2 13.5 1981 6.5 7.0 9.1 11.0 16.2 20.0 23.3 24.2 20.9 15.6 11.0 9.0 14.5 1982 3.3 2.8 5.0 12.9 16.2 19.8 23.4 22.1 19.9 13.4 7.8 4.2 12.6 1983 3.2 4.6 6.3 12.4 18.4 20.8 24.2 23.4 19.4 13.5 11.4 6.1 13.7 1984 5.0 1.5 6.0 10.5 13.5 17.8 22.9 22.6 18.3 11.4 9.2 1.1 11.6 1985 2.8 3.4 3.4 9.8 15.0 20.3 22.2 20.3 19.5 11.5 9.2 5.2 11.9 1986 3.8 4.5 3.5 10.8 15.3 20.1 22.4 22.1 18.7 13.9 7.4 3.2 12.1 1987 4.1 4.1 6.5 7.6 15.3 20.2 21.6 23.1 17.8 10.9 7.7 4.2 11.9 1988 2.6 3.3 6.2 9.5 13.5 19.9 23.2 21.9 18.8 14.2 9.3 5.5 12.3 1989 1.2 0.2 7.1 10.6 14.5 20.1 24.1 24.2 19.3 14.7 8.4 6.0 12.5 1990 1.8 3.3 5.4 10.2 14.2 20.0 23.2 23.1 20.7 12.7 9.5 3.3 12.3 1991 3.4 2.7 6.0 10.5 14.5 18.9 23.2 23.3 19.3 14.9 8.4 3.3 12.4 1992 1.1 2.3 3.7 9.4 13.0 19.9 22.6 20.3 17.6 11.7 8.4 4.8 11.2 1993 2.2 2.4 4.9 10.4 14.7 19.2 22.6 22.7 19.4 11.7 6.3 4.6 11.8 1994 4.1 1.7 6.2 10.7 15.0 18.8 22.2 23.1 17.2 13.1 10.5 3.5 12.2 1995 4.7 4.7 5.8 11.4 15.5 19.7 23.2 24.0 19.4 11.9 8.5 3.4 12.7 1996 2.4 3.7 5.6 9.6 16.5 19.8 23.2 23.3 19.8 13.2 8.5 5.8 12.6 1997 4.1 2.7 4.6 10.2 15.5 21.2 24.0 24.6 18.5 15.3 8.2 4.9 12.8 1998 2.8 2.0 5.9 11.9 15.8 22.4 23.7 23.9 19.8 13.5 10.2 7.2 13.3 1999 4.0 6.2 6.4 10.8 14.7 19.8 22.2 24.6 20.0 15.3 7.8 5.2 13.1 2000 3.5 4.6 5.8 13.0 16.1 19.5 23.3 24.2 22.2 14.3 8.2 6.2 13.4 2001 2.6 4.3 7.5 11.6 16.3 20.5 23.2 23.5 20.3 13.6 9.9 6.1 13.3 2002 4.0 4.4 7.4 10.9 14.4 19.7 23.9 24.3 21.8 17.3 10.4 1.5 13.3 2003 3.5 4.6 5.7 9.4 13.3 18.4 23.1 22.9 20.2 16.6 9.0 6.5 12.8 2004 4.9 5.3 7.9 9.2 15.5 20.6 22.2 24.2 19.8 12.9 10.0 3.9 13.0 2005 3.9 2.7 7.8 10.4 15.8 20.5 24.6 23.7 21.7 15.5 9.0 6.8 13.5 MEAN 3.4 3.8 6.1 10.7 15.5 19.9 22.8 22.9 19.6 13.9 8.9 5.2 12.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 11.3 14.5 ****** 1953 14.9 18.2 13.8 16.9 ***** ***** 32.3 33.4 29.3 22.0 14.2 9.2 ****** 1954 11.3 7.6 10.7 15.4 27.3 31.4 34.2 34.4 30.9 26.3 18.5 13.6 21.8 1955 12.4 18.2 14.2 19.4 25.8 30.3 34.2 34.5 29.9 25.7 19.8 15.0 23.3 1956 13.6 11.9 11.7 20.2 23.5 29.8 30.4 33.5 27.1 23.6 19.3 13.4 21.5 1957 9.9 13.5 15.8 19.8 27.7 28.1 32.4 32.2 31.7 22.2 16.1 15.5 22.1 1958 14.7 17.1 20.0 21.1 29.7 32.6 32.0 32.9 30.2 24.3 14.6 14.2 23.6 1959 13.9 10.5 13.7 23.2 26.7 29.9 33.5 32.1 28.4 23.9 15.4 12.1 21.9 1960 16.7 16.3 12.3 19.7 27.5 32.4 32.7 32.6 31.5 28.2 19.7 15.3 23.7 1961 12.6 14.3 16.6 22.3 31.7 34.6 32.4 33.0 28.7 25.1 21.6 18.7 24.3 1962 13.4 16.7 21.0 20.2 28.5 31.5 36.3 34.9 31.6 26.2 18.5 16.3 24.6 1963 17.1 16.2 17.7 22.4 25.9 32.4 34.0 33.3 31.3 25.0 17.8 13.5 23.9 1964 8.9 13.6 14.6 19.2 28.5 33.3 31.7 31.1 28.9 23.7 21.8 12.5 22.3 1965 10.4 15.4 14.7 21.1 27.8 31.5 33.5 33.5 29.6 23.8 21.8 16.7 23.3 1966 18.4 15.6 17.2 22.2 25.8 32.3 34.3 35.3 28.8 22.9 21.3 16.8 24.2 1967 15.4 11.4 16.0 20.2 28.5 29.7 30.7 32.8 27.9 23.9 19.4 15.4 22.6 1968 15.5 12.7 15.0 17.9 27.9 28.5 32.2 31.5 31.7 26.4 19.1 13.6 22.7 1969 6.6 6.8 11.3 17.6 25.4 32.1 30.0 32.2 28.7 22.7 16.8 15.4 20.5 1970 11.1 15.3 16.3 21.6 29.1 28.5 32.2 31.1 27.4 23.8 20.7 13.4 22.6 1971 11.9 14.0 18.2 19.7 27.7 29.7 34.2 32.2 31.8 25.0 20.3 15.2 23.3 1972 6.5 6.9 12.1 24.2 24.3 32.2 34.2 33.0 30.7 27.6 20.7 9.5 21.8 1973 9.1 15.6 15.2 22.2 28.2 28.6 31.8 32.8 26.2 25.1 19.2 13.8 22.3 1974 9.4 10.0 12.8 18.8 27.4 31.2 29.9 31.4 28.0 27.1 21.3 14.8 21.8 1975 13.4 11.8 16.4 24.7 28.6 33.1 34.3 32.1 31.1 23.6 17.1 13.3 23.3 1976 15.8 9.0 11.6 21.4 26.4 30.2 30.6 34.4 30.8 22.2 18.0 14.5 22.1 1977 6.1 14.5 16.5 22.9 26.3 31.7 31.5 32.1 29.5 21.0 19.2 13.6 22.1 1978 13.2 12.1 17.5 22.5 22.8 27.9 32.7 30.9 31.6 25.2 15.5 16.0 22.3 1979 12.0 13.6 16.5 21.1 25.8 29.3 32.7 34.0 32.1 26.9 20.1 16.0 23.3 1980 11.9 9.8 14.2 22.7 26.9 31.5 35.2 31.8 28.3 22.9 21.1 16.5 22.7 1981 15.9 14.5 17.5 19.1 25.7 30.7 31.9 33.1 31.2 25.9 21.9 17.9 23.8 1982 12.1 11.9 14.3 25.1 24.9 29.5 33.4 30.6 30.4 23.4 15.0 13.4 22.0 1983 12.3 15.6 16.3 23.5 28.6 30.1 34.5 31.8 27.9 24.4 21.0 15.7 23.5 1984 13.8 9.7 13.9 23.0 23.3 28.9 33.8 30.1 30.1 24.7 19.4 9.9 21.7 1985 11.5 14.1 13.5 23.2 30.0 32.2 31.0 33.3 31.1 24.4 19.9 13.7 23.2 1986 13.7 12.7 12.1 21.0 26.9 31.9 32.8 33.3 32.0 25.3 17.0 13.3 22.7 1987 15.2 13.7 14.1 19.8 27.1 32.8 32.9 32.2 28.6 20.1 17.6 16.1 22.5 1988 11.4 12.5 16.8 21.6 26.2 33.6 31.6 30.1 29.3 25.6 19.6 15.1 22.8 1989 9.9 11.1 16.5 22.5 28.0 31.0 33.2 33.0 29.3 26.0 21.9 14.1 23.0 1990 10.2 12.8 16.0 22.6 25.3 32.0 32.4 30.4 30.3 25.1 21.9 13.9 22.7 1991 12.1 11.2 12.8 22.2 25.6 30.7 34.5 32.8 28.7 26.3 18.3 14.0 22.4 1992 10.6 12.1 14.3 19.3 23.3 30.8 30.9 29.6 28.8 25.0 20.3 13.2 21.5 1993 11.8 10.4 16.4 21.8 26.5 29.8 31.0 31.9 29.0 23.7 13.8 12.2 21.5 1994 12.1 10.2 14.0 21.7 26.9 27.5 30.9 30.7 28.6 23.5 19.6 12.1 21.5 1995 13.9 13.8 17.0 22.5 28.8 32.1 31.8 32.1 30.4 23.0 21.6 13.3 23.3 1996 10.5 13.6 11.6 18.8 28.0 29.6 33.1 32.6 31.1 24.8 18.2 16.5 22.4 1997 13.5 12.5 14.5 23.3 28.3 32.0 31.5 32.7 28.9 27.9 18.0 14.5 23.1 1998 10.6 11.3 16.8 23.5 27.9 33.9 32.6 33.8 29.2 25.0 20.7 16.0 23.4 1999 13.8 17.7 16.6 21.4 26.3 30.6 32.0 35.6 29.7 25.6 17.0 15.7 23.5 2000 12.2 13.7 14.9 26.3 26.7 30.5 34.5 34.7 30.3 22.8 17.2 14.4 23.2 2001 12.1 16.7 19.5 23.4 28.6 31.2 33.2 34.0 30.8 25.1 19.9 16.6 24.3 2002 12.8 15.2 19.1 19.0 24.8 31.5 34.7 32.8 32.3 29.1 20.3 10.5 23.5 2003 13.7 12.8 12.7 18.1 26.6 29.0 31.0 33.9 30.1 27.9 18.3 15.1 22.4 2004 15.0 16.8 17.4 20.3 26.7 31.4 30.9 34.3 30.5 25.9 20.2 12.7 23.5 2005 12.4 11.6 16.5 22.0 26.4 30.6 33.8 33.4 30.4 26.1 18.8 16.1 23.2 MEAN 12.4 13.1 15.3 21.2 26.9 30.9 32.6 32.7 29.9 24.8 18.8 14.3 22.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 7.5 11.2 ****** 1953 10.9 13.2 9.8 9.2 ***** ***** 10.8 10.4 10.9 8.7 ***** ***** ****** 1954 ***** ***** ***** 6.1 10.2 9.8 9.5 10.8 9.3 9.9 7.4 7.2 ****** 1955 7.1 9.9 7.0 8.3 9.4 10.4 10.4 11.5 10.1 11.3 9.5 9.0 9.5 1956 8.8 7.5 6.5 9.0 10.0 11.5 8.9 11.7 8.9 10.8 9.8 9.0 9.4 1957 7.7 8.7 9.0 9.6 11.0 9.2 11.8 10.9 12.4 9.2 8.8 10.3 9.9 1958 8.2 11.2 10.6 9.9 13.2 12.2 9.7 10.5 10.5 9.5 9.2 7.8 10.2 1959 9.0 8.0 8.2 10.4 10.1 10.3 10.8 8.6 8.7 9.9 7.2 7.8 9.0 1960 10.7 9.8 8.8 9.0 12.2 11.7 10.6 10.1 11.1 12.0 9.5 9.3 10.4 1961 7.9 10.0 10.1 11.2 13.5 13.9 9.2 10.6 9.1 11.1 12.1 10.5 10.8 1962 9.4 10.3 12.0 9.0 12.2 12.0 12.1 11.6 12.5 12.0 10.6 9.6 11.1 1963 10.4 9.2 11.2 9.9 10.8 12.6 11.3 10.9 11.3 10.8 12.7 12.4 11.1 1964 11.3 11.6 10.0 12.6 14.6 13.7 11.0 10.9 11.0 13.1 14.3 11.0 12.1 1965 8.9 13.0 10.4 12.9 13.4 12.4 11.9 12.3 11.9 11.1 13.0 11.3 11.9 1966 12.3 9.5 10.4 11.3 10.7 11.7 11.4 10.8 9.6 9.7 11.8 9.7 10.7 1967 11.2 9.0 10.0 10.8 12.3 11.2 8.8 9.6 8.7 10.8 8.5 9.6 10.0 1968 10.1 8.9 8.9 8.4 10.5 10.2 10.8 9.6 11.1 10.9 9.0 7.4 9.7 1969 6.7 7.0 6.3 8.5 10.5 12.1 9.0 10.3 10.1 9.4 10.1 7.9 9.0 1970 7.6 8.8 8.0 9.8 11.9 9.1 9.7 8.1 9.0 9.1 10.5 8.5 9.2 1971 8.8 9.6 11.2 9.5 10.6 10.3 10.8 9.3 11.8 11.1 9.8 8.7 10.1 1972 7.2 7.5 8.3 12.4 9.4 10.9 9.9 11.0 10.5 11.1 10.5 6.6 9.6 1973 8.8 10.7 9.2 11.7 12.9 9.3 9.7 8.9 8.5 10.4 10.9 9.9 10.1 1974 8.0 7.8 6.9 9.4 10.7 10.9 8.3 9.9 9.5 12.9 9.4 10.1 9.4 1975 9.6 8.0 9.9 12.3 10.8 11.0 9.8 9.2 10.3 9.6 9.5 9.0 9.9 1976 10.9 7.7 8.0 9.8 10.8 10.1 8.1 10.5 9.8 9.9 10.5 8.7 9.6 1977 5.9 10.2 8.0 9.8 10.2 9.9 8.6 10.2 9.5 8.7 9.5 7.9 9.1 1978 8.9 7.8 9.0 9.8 8.7 10.2 10.3 8.4 10.8 9.1 8.6 8.4 9.1 1979 7.9 8.3 9.5 8.8 10.3 9.9 9.0 10.8 10.7 10.2 9.5 8.9 9.4 1980 8.5 7.1 7.8 9.7 10.7 11.5 11.1 8.6 9.0 8.8 9.1 8.3 9.2 1981 9.4 7.5 8.4 8.1 9.5 10.7 8.6 8.9 10.3 10.3 10.9 8.9 9.3 1982 8.8 9.1 9.3 12.2 8.7 9.7 10.0 8.5 10.5 10.0 7.2 9.2 9.4 1983 9.1 11.0 10.0 11.1 10.2 9.3 10.3 8.4 8.5 10.9 9.6 9.6 9.8 1984 8.8 8.2 7.9 12.5 9.8 11.1 10.9 7.5 11.8 13.3 10.2 8.8 10.1 1985 8.7 10.7 10.1 13.4 15.0 11.9 8.8 13.0 11.6 12.9 10.7 8.5 11.3 1986 9.9 8.2 8.6 10.2 11.6 11.8 10.4 11.2 13.3 11.4 9.6 10.1 10.6 1987 11.1 9.6 7.6 12.2 11.8 12.6 11.3 9.1 10.8 9.2 9.9 11.9 10.6 1988 8.8 9.2 10.6 12.1 12.7 13.7 8.4 8.2 10.5 11.4 10.3 9.6 10.5 1989 8.7 10.9 9.4 11.9 13.5 10.9 9.1 8.8 10.0 11.3 13.5 8.1 10.5 1990 8.4 9.5 10.6 12.4 11.1 12.0 9.2 7.3 9.6 12.4 12.4 10.6 10.4 1991 8.7 8.5 6.8 11.7 11.1 11.8 11.3 9.5 9.4 11.4 9.9 10.7 10.0 1992 9.5 9.8 10.6 9.9 10.3 10.9 8.3 9.3 11.2 13.3 11.9 8.4 10.3 1993 9.6 8.0 11.5 11.4 11.8 10.6 8.4 9.2 9.6 12.0 7.5 7.6 9.7 1994 8.0 8.5 7.8 11.0 11.9 8.7 8.7 7.6 11.4 10.4 9.1 8.6 9.3 1995 9.2 9.1 11.2 11.1 13.3 12.4 8.6 8.1 11.0 11.1 13.1 9.9 10.6 1996 8.1 9.9 6.0 9.2 11.5 9.8 9.9 9.3 11.3 11.6 9.7 10.7 9.8 1997 9.4 9.8 9.9 13.1 12.8 10.8 7.5 8.1 10.4 12.6 9.8 9.6 10.3 1998 7.8 9.3 10.9 11.6 12.1 11.5 8.9 9.9 9.4 11.5 10.5 8.8 10.1 1999 9.8 11.5 10.2 10.6 11.6 10.8 9.8 11.0 9.7 10.3 9.2 10.5 10.4 2000 8.7 9.1 9.1 13.3 10.6 11.0 11.2 10.5 8.1 8.5 9.0 8.2 9.8 2001 9.5 12.4 12.0 11.8 12.3 10.7 10.0 10.5 10.5 11.5 10.0 10.5 11.0 2002 8.8 10.8 11.7 8.1 10.4 11.8 10.8 8.5 10.5 11.8 9.9 9.0 10.2 2003 10.2 8.2 7.0 8.7 13.3 10.6 7.9 11.0 9.9 11.3 9.3 8.6 9.6 2004 10.1 11.5 9.5 11.1 11.2 10.8 8.7 10.1 10.7 13.0 10.2 8.8 10.5 2005 8.5 8.9 8.7 11.6 10.6 10.1 9.2 9.7 8.7 10.6 9.8 9.3 9.7 MEAN 9.0 9.3 9.2 10.5 11.4 11.0 9.8 9.8 10.3 10.9 9.9 9.1 10.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 7.6 8.9 ****** 1953 9.4 11.6 8.9 12.3 ***** ***** 26.9 28.2 23.8 17.6 ***** ***** ****** 1954 ***** ***** ***** 12.3 22.2 26.5 29.5 29.0 26.2 21.3 14.8 10.0 ****** 1955 8.9 13.2 10.7 15.2 21.1 25.1 29.0 28.7 24.8 20.0 15.0 10.5 18.5 1956 9.2 8.1 8.4 15.7 18.5 24.0 26.0 27.7 22.7 18.2 14.4 8.9 16.8 1957 6.1 9.1 11.3 15.0 22.2 23.5 26.5 26.7 25.5 17.6 11.7 10.3 17.1 1958 10.6 11.5 14.7 16.1 23.1 26.5 27.1 27.7 24.9 19.5 10.0 10.3 18.5 1959 9.4 6.5 9.6 18.0 21.7 24.7 28.1 27.8 24.1 18.9 11.8 8.2 17.4 1960 11.3 11.4 7.9 15.2 21.4 26.5 27.4 27.5 25.9 22.2 14.9 10.6 18.5 1961 8.7 9.3 11.5 16.7 25.0 27.6 27.8 27.7 24.2 19.5 15.6 13.5 18.9 1962 8.7 11.6 15.0 15.7 22.4 25.5 30.2 29.1 25.3 20.2 13.2 11.5 19.0 1963 11.9 11.6 12.1 17.4 20.5 26.1 28.4 27.9 25.6 19.6 11.4 7.3 18.3 1964 3.2 7.8 9.6 12.9 21.2 26.4 26.2 25.6 23.4 17.1 14.6 7.0 16.3 1965 5.9 8.9 9.5 14.6 21.1 25.3 27.5 27.3 23.6 18.3 15.3 11.0 17.4 1966 12.2 10.8 12.0 16.6 20.4 26.4 28.6 29.9 24.0 18.1 15.4 12.0 18.9 1967 9.8 6.9 11.0 14.8 22.4 24.1 26.3 28.0 23.6 18.5 15.2 10.6 17.6 1968 10.4 8.2 10.6 13.7 22.6 23.4 26.8 26.7 26.1 21.0 14.6 9.9 17.8 1969 3.2 3.3 8.1 13.4 20.1 26.0 25.5 27.0 23.7 18.0 11.7 11.5 16.0 1970 7.3 10.9 12.3 16.7 23.1 24.0 27.4 27.1 22.9 19.3 15.5 9.1 18.0 1971 7.5 9.2 12.6 15.0 22.4 24.5 28.8 27.5 25.9 19.4 15.4 10.8 18.3 1972 2.9 3.2 8.0 18.0 19.6 26.7 29.2 27.5 25.5 22.1 15.4 6.2 17.0 1973 4.7 10.2 10.6 16.4 21.7 23.9 27.0 28.3 21.9 19.9 13.7 8.8 17.3 1974 5.4 6.1 9.4 14.1 22.0 25.7 25.7 26.4 23.2 20.6 16.6 9.7 17.1 1975 8.6 7.8 11.5 18.6 23.2 27.6 29.4 27.5 25.9 18.8 12.4 8.8 18.3 1976 10.4 5.2 7.6 16.5 21.0 25.1 26.6 29.1 25.9 17.2 12.8 10.1 17.3 1977 3.2 9.4 12.5 18.0 21.2 26.8 27.2 27.0 24.7 16.6 14.5 9.7 17.6 1978 8.7 8.2 13.0 17.6 18.5 22.8 27.5 26.7 26.2 20.7 11.2 11.8 17.7 1979 8.1 9.4 11.7 16.7 20.6 24.4 28.2 28.6 26.7 21.8 15.3 11.5 18.6 1980 7.6 6.2 10.3 17.9 21.5 25.8 29.6 27.5 23.8 18.5 16.6 12.3 18.1 1981 11.2 10.8 13.3 15.1 21.0 25.4 27.6 28.6 26.0 20.8 16.4 13.4 19.1 1982 7.7 7.3 9.6 19.0 20.5 24.7 28.4 26.3 25.1 18.4 11.4 8.8 17.3 1983 7.8 10.1 11.3 18.0 23.5 25.5 29.4 27.6 23.7 19.0 16.2 10.9 18.6 1984 9.4 5.6 10.0 16.7 18.4 23.4 28.3 26.3 24.2 18.0 14.3 5.5 16.7 1985 7.1 8.8 8.5 16.5 22.5 26.2 26.6 26.8 25.3 17.9 14.5 9.4 17.5 1986 8.8 8.6 7.8 15.9 21.1 26.0 27.6 27.7 25.3 19.6 12.2 8.2 17.4 1987 9.7 8.9 10.3 13.7 21.2 26.5 27.2 27.7 23.2 15.5 12.7 10.2 17.2 1988 7.0 7.9 11.5 15.6 19.8 26.8 27.4 26.0 24.1 19.9 14.5 10.3 17.6 1989 5.6 5.7 11.8 16.6 21.3 25.5 28.6 28.6 24.3 20.4 15.1 10.0 17.8 1990 6.0 8.1 10.7 16.4 19.8 26.0 27.8 26.8 25.5 18.9 15.7 8.6 17.5 1991 7.7 6.9 9.4 16.3 20.0 24.8 28.8 28.0 24.0 20.6 13.3 8.7 17.4 1992 5.9 7.2 9.0 14.3 18.1 25.4 26.8 25.0 23.2 18.3 14.4 9.0 16.4 1993 7.0 6.4 10.7 16.1 20.6 24.5 26.8 27.3 24.2 17.7 10.1 8.4 16.6 1994 8.1 5.9 10.1 16.2 21.0 23.2 26.6 26.9 22.9 18.3 15.0 7.8 16.8 1995 9.3 9.3 11.4 16.9 22.1 25.9 27.5 28.0 24.9 17.5 15.0 8.3 18.0 1996 6.4 8.7 8.6 14.2 22.3 24.7 28.2 28.0 25.5 19.0 13.4 11.1 17.5 1997 8.8 7.6 9.5 16.8 21.9 26.6 27.8 28.7 23.7 21.6 13.1 9.7 18.0 1998 6.7 6.6 11.4 17.7 21.8 28.1 28.2 28.9 24.5 19.3 15.4 11.6 18.4 1999 8.9 11.9 11.5 16.1 20.5 25.2 27.1 30.1 24.8 20.5 12.4 10.5 18.3 2000 7.8 9.1 10.4 19.6 21.4 25.0 28.9 29.4 26.3 18.6 12.7 10.3 18.3 2001 7.4 10.5 13.5 17.5 22.4 25.8 28.2 28.8 25.5 19.3 14.9 11.4 18.8 2002 8.4 9.8 13.2 15.0 19.6 25.6 29.3 28.5 27.0 23.2 15.3 6.0 18.4 2003 8.6 8.7 9.2 13.8 19.9 23.7 27.1 28.4 25.2 22.3 13.6 10.8 17.6 2004 10.0 11.0 12.7 14.7 21.1 26.0 26.6 29.2 25.1 19.4 15.1 8.3 18.3 2005 8.2 7.2 12.1 16.2 21.1 25.5 29.2 28.6 26.0 20.8 13.9 11.4 18.4 MEAN 7.9 8.5 10.7 16.0 21.2 25.4 27.7 27.8 24.7 19.3 13.9 9.8 17.8 SD 2.17 2.18 1.77 1.66 1.36 1.21 1.11 1.06 1.17 1.58 1.87 1.71 1.57 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** -2.0 -4.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 17 11 1953 1.0 1.0 0.0 4.0 8.0 13.0 17.0 20.0 13.0 4.0 ***** ***** ****** DAY 19 1 9 2 5 9 2 4 26 26 ** ** 1954 ***** ***** ***** 4.0 12.0 18.0 19.0 20.0 17.0 13.0 1.0 3.0 ****** DAY ** ** ** 5 1 4 12 20 24 18 26 15 1955 2.0 3.0 2.0 4.0 11.0 17.0 21.0 20.0 13.0 10.0 6.0 2.0 2.0 DAY 10 2 15 12 9 11 1 17 30 13 14 24 1956 1.0 0.0 1.0 1.0 8.0 14.0 20.0 20.0 9.0 8.0 4.0 -1.0 -1.0 DAY 16 1 2 1 2 5 3 1 27 26 24 30 1957 0.0 1.0 -1.0 3.0 11.0 13.0 15.0 16.0 16.0 7.0 -1.0 0.0 -1.0 DAY 20 6 30 6 3 6 5 16 25 14 23 18 1958 3.0 -1.0 5.0 7.0 10.0 17.0 17.0 19.0 15.0 7.0 2.0 2.0 -1.0 DAY 1 5 28 6 6 13 13 4 21 31 22 13 1959 1.0 -2.0 2.0 7.0 9.0 16.0 20.0 20.0 16.0 11.0 1.0 -2.0 -2.0 DAY 4 12 1 3 4 3 2 27 29 9 27 14 1960 2.0 0.0 -2.0 6.0 12.0 16.0 19.0 21.0 17.0 13.0 5.0 3.0 -2.0 DAY 2 11 20 8 3 5 10 13 22 25 11 28 1961 -1.0 -1.0 2.0 6.0 13.0 13.0 20.0 19.0 16.0 8.0 5.0 5.0 -1.0 DAY 31 1 4 17 2 8 16 9 20 25 15 26 1962 1.0 3.0 6.0 10.0 14.0 14.0 22.0 20.0 14.0 10.0 2.0 1.0 1.0 DAY 13 23 6 1 1 10 1 6 18 12 15 11 1963 2.0 1.0 -1.0 9.0 10.0 16.0 18.0 19.0 17.0 8.0 -2.0 -7.0 -7.0 DAY 6 10 7 2 4 13 1 4 11 19 27 26 1964 -9.0 -2.0 -2.0 2.0 7.0 15.0 19.0 17.0 14.0 6.0 1.0 -5.0 -9.0 DAY 20 1 8 16 3 24 1 26 25 28 30 27 1965 -2.0 -1.0 -3.0 3.0 8.0 17.0 19.0 18.0 13.0 5.0 4.0 1.0 -3.0 DAY 1 2 14 6 5 1 1 9 24 27 11 23 1966 2.0 0.0 2.0 5.0 10.0 18.0 19.0 23.0 16.0 6.0 4.0 2.0 0.0 DAY 1 7 3 1 19 1 8 6 6 18 27 24 1967 -1.0 -4.0 -1.0 2.0 11.0 10.0 20.0 21.0 12.0 8.0 4.0 0.0 -4.0 DAY 27 4 1 2 1 6 20 3 26 24 29 24 1968 0.0 -2.0 3.0 7.0 14.0 14.0 15.0 19.0 17.0 7.0 6.0 2.0 -2.0 DAY 23 5 5 1 1 8 13 31 18 28 22 14 1969 -10.0 -5.0 0.0 4.0 10.0 14.0 17.0 20.0 13.0 7.0 0.0 4.0 -10.0 DAY 6 10 24 15 7 1 7 1 12 31 19 16 1970 -1.0 3.0 5.0 7.0 10.0 14.0 20.0 20.0 15.0 10.0 7.0 1.0 -1.0 DAY 29 2 1 10 9 11 3 31 13 26 15 17 1971 -2.0 0.0 1.0 3.0 13.0 14.0 22.0 21.0 17.0 11.0 8.0 2.0 -2.0 DAY 15 9 7 4 13 20 1 22 10 31 20 29 1972 -7.0 -6.0 -3.0 5.0 10.0 16.0 20.0 18.0 17.0 12.0 6.0 -4.0 -7.0 DAY 24 1 20 5 12 8 17 2 19 10 9 26 1973 -6.0 0.0 0.0 6.0 11.0 15.0 19.0 19.0 9.0 8.0 3.0 0.0 -6.0 DAY 25 4 9 1 1 7 3 30 27 28 21 13 1974 -3.0 -3.0 0.0 4.0 9.0 15.0 19.0 18.0 13.0 11.0 8.0 2.0 -3.0 DAY 8 4 8 3 1 9 8 26 25 11 27 26 1975 -1.0 1.0 0.0 7.0 12.0 18.0 22.0 17.0 17.0 9.0 0.0 1.0 -1.0 DAY 15 12 4 1 9 4 15 19 24 31 15 4 1976 0.0 -6.0 -1.0 4.0 11.0 16.0 20.0 22.0 16.0 5.0 2.0 1.0 -6.0 DAY 11 17 3 3 8 14 5 29 29 30 30 20 1977 -4.0 1.0 3.0 7.0 12.0 18.0 21.0 13.0 15.0 4.0 7.0 -1.0 -4.0 DAY 15 1 6 22 9 1 1 30 1 23 15 13 1978 -1.0 0.0 3.0 7.0 7.0 11.0 18.0 20.0 17.0 13.0 4.0 0.0 -1.0 DAY 16 6 17 16 3 3 3 21 26 15 3 24 1979 -1.0 -1.0 1.0 7.0 9.0 17.0 21.0 21.0 16.0 10.0 6.0 2.0 -1.0 DAY 9 19 2 1 1 2 10 5 21 28 7 24 1980 -3.0 -1.0 2.0 6.0 11.0 15.0 21.0 18.0 15.0 10.0 7.0 4.0 -3.0 DAY 25 1 1 18 17 1 1 30 24 14 24 27 1981 2.0 2.0 2.0 1.0 13.0 16.0 20.0 22.0 14.0 13.0 7.0 2.0 1.0 DAY 2 24 1 2 17 1 21 19 23 20 7 30 1982 -3.6 -1.2 0.0 6.5 13.0 16.0 20.0 20.5 16.0 6.6 4.0 0.6 -3.6 DAY 21 11 27 4 6 3 1 11 21 25 17 11 1983 -3.4 -1.0 1.6 7.0 16.0 17.0 20.0 18.6 14.4 11.0 3.4 1.0 -3.4 DAY 27 23 8 2 2 1 1 27 28 13 26 19 1984 1.6 -3.4 1.0 5.4 6.2 14.0 19.2 18.4 14.0 6.4 4.0 -3.0 -3.4 DAY 1 6 17 5 3 8 6 31 25 22 30 24 1985 -3.0 -4.4 -3.2 5.9 9.6 17.2 19.0 16.0 14.0 7.0 5.0 -1.4 -4.4 DAY 18 24 12 2 5 13 29 30 24 24 25 15 1986 -1.6 -0.8 -0.4 6.0 9.4 15.6 17.0 16.6 11.6 8.6 0.2 -3.6 -3.6 DAY 24 3 13 2 7 24 23 6 30 18 16 12 1987 0.0 -1.0 -0.4 0.0 7.0 16.0 15.2 19.0 10.6 3.0 1.0 -1.6 -1.6 DAY 22 12 24 2 7 2 5 31 24 29 30 1 1988 -2.4 -2.2 0.2 1.2 8.0 16.0 19.2 18.0 12.0 7.0 3.0 0.6 -2.4 DAY 5 7 7 3 7 3 27 26 22 23 15 24 1989 -2.4 -4.0 2.0 5.0 6.2 11.8 20.2 19.4 11.8 6.5 1.4 0.8 -4.0 DAY 5 16 13 2 3 2 16 20 24 25 23 6 1990 -1.2 -2.0 -1.6 4.5 11.2 15.0 20.0 20.6 16.0 5.2 3.8 -3.0 -3.0 DAY 20 8 18 9 15 1 12 2 5 16 14 27 1991 -1.0 -4.6 0.0 4.5 10.0 14.4 17.5 20.5 10.8 10.2 2.0 -2.2 -4.6 DAY 6 14 12 8 12 9 15 27 28 14 17 25 1992 -4.8 -2.6 -2.0 5.0 3.8 14.5 17.8 16.0 13.4 6.5 1.2 -0.6 -4.8 DAY 29 28 2 17 6 7 12 31 1 8 27 29 1993 -2.4 -3.0 -0.6 4.2 8.5 14.5 20.2 18.5 13.0 5.6 1.0 -0.8 -3.0 DAY 16 18 24 24 1 6 24 26 26 9 18 1 1994 -2.0 -3.0 0.0 0.5 10.2 12.0 18.0 21.0 13.4 7.8 4.8 -2.0 -3.0 DAY 22 20 2 5 1 6 2 26 11 26 11 8 1995 0.2 -1.8 0.6 5.4 11.5 15.0 19.0 20.5 11.8 3.2 1.6 -0.8 -1.8 DAY 27 26 1 8 10 24 25 12 28 18 28 11 1996 -2.4 -2.4 1.4 2.8 12.4 18.0 19.2 19.4 13.6 7.8 2.4 0.4 -2.4 DAY 19 4 19 7 7 7 16 25 21 20 14 2 1997 -1.6 -3.0 -0.6 3.0 10.0 15.6 21.4 21.6 14.6 10.4 3.6 0.0 -3.0 DAY 30 10 11 12 7 5 8 27 21 26 9 29 1998 -2.0 -1.0 -1.2 4.4 8.6 16.2 20.0 19.0 15.0 6.2 6.4 1.8 -2.0 DAY 17 16 1 2 5 1 26 31 13 10 30 20 1999 -2.8 0.8 0.4 3.4 8.2 16.0 18.0 22.0 12.2 8.4 3.2 0.2 -2.8 DAY 3 22 19 11 22 6 15 24 29 28 30 1 2000 -4.4 -0.6 -1.0 4.4 10.0 12.4 21.8 20.2 15.6 8.2 1.6 1.0 -4.4 DAY 15 9 16 12 11 14 19 25 26 16 12 29 2001 -4.2 -0.6 -1.0 6.2 12.0 13.8 18.8 17.6 14.8 5.0 0.6 -1.0 -4.2 DAY 29 1 12 11 7 2 20 15 22 28 20 23 2002 -0.8 -0.8 -1.2 7.0 8.2 13.8 18.4 18.8 15.0 10.2 2.4 -3.2 -3.2 DAY 26 17 7 6 2 8 2 14 28 24 30 30 2003 -1.4 -3.4 -2.2 3.2 2.8 12.2 19.8 20.4 15.0 12.0 2.4 -1.4 -3.4 DAY 27 18 3 19 2 7 5 12 27 21 23 13 2004 0.0 1.2 1.6 2.4 9.4 15.2 18.0 19.0 14.8 7.2 0.8 -0.6 -0.6 DAY 21 4 21 2 7 1 1 3 23 25 29 4 2005 -0.6 -1.8 -0.2 1.2 10.6 17.4 22.0 19.6 18.0 6.0 2.0 0.4 -1.8 DAY 29 19 27 6 8 3 3 31 1 24 26 30 1952-2005 -10.0 -6.0 -3.2 0.0 2.8 10.0 15.0 13.0 9.0 3.0 -2.0 -7.0 -10.0 YEAR-DAY 69- 6 72- 1 85-12 87- 2 3- 2 67- 6 57- 5 77-30 56-27 87-29 52-17 63-26 69 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 17.0 25.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 6 1953 24.0 27.0 27.0 27.0 ***** ***** 38.0 37.0 36.0 31.0 22.0 17.0 ****** DAY 5 17 12 20 ** ** 13 9 2 19 18 7 1954 21.0 20.0 27.0 32.0 34.0 35.0 38.0 37.0 36.0 29.0 27.0 20.0 38.0 DAY 1 4 31 23 12 26 6 11 3 2 10 26 1955 21.0 27.0 24.0 33.0 33.0 38.0 41.0 42.0 35.0 35.0 28.0 23.0 42.0 DAY 13 27 30 22 17 18 11 1 23 18 28 18 1956 21.0 26.0 27.0 36.0 32.0 37.0 38.0 38.0 39.0 32.0 32.0 29.0 39.0 DAY 28 10 7 11 14 24 19 23 15 15 7 5 1957 14.0 18.0 29.0 28.0 36.0 35.0 37.0 44.0 35.0 33.0 25.0 28.0 44.0 DAY 13 11 4 14 10 16 26 5 12 6 13 16 1958 26.0 30.0 34.0 33.0 38.0 41.0 40.0 37.0 36.0 34.0 22.0 26.0 41.0 DAY 9 21 14 26 17 8 7 11 1 17 27 8 1959 20.0 20.0 23.0 36.0 34.0 40.0 39.0 37.0 36.0 39.0 23.0 24.0 40.0 DAY 7 24 28 14 19 16 20 4 2 25 6 6 1960 27.0 32.0 31.0 36.0 38.0 40.0 40.0 37.0 36.0 38.0 30.0 19.0 40.0 DAY 9 21 31 25 30 14 27 1 7 21 17 14 1961 21.0 26.0 28.0 35.0 42.0 43.0 37.0 40.0 35.0 34.0 27.0 24.0 43.0 DAY 18 8 24 22 16 25 1 18 11 15 22 2 1962 21.0 25.0 31.0 28.0 38.0 40.0 43.0 38.0 39.0 32.0 26.0 28.0 43.0 DAY 4 16 10 8 17 7 21 1 11 6 5 20 1963 28.0 29.0 31.0 34.0 35.0 40.0 41.0 38.0 36.0 32.0 25.0 23.0 41.0 DAY 15 20 15 29 28 2 21 23 2 16 1 8 1964 16.0 22.0 31.0 36.0 38.0 38.0 38.0 37.0 32.0 30.0 32.0 20.0 38.0 DAY 16 22 26 29 11 4 18 13 11 2 22 5 1965 20.0 23.0 28.0 39.0 40.0 42.0 39.0 38.0 36.0 34.0 32.0 29.0 42.0 DAY 8 9 8 28 16 15 16 13 15 13 17 14 1966 27.0 29.0 28.0 31.0 37.0 39.0 40.0 38.0 34.0 28.0 28.0 26.0 40.0 DAY 5 26 12 16 13 5 27 30 10 6 1 17 1967 27.0 28.0 30.0 34.0 37.0 39.0 34.0 35.0 32.0 32.0 24.0 25.0 39.0 DAY 15 24 5 21 27 3 4 16 16 11 1 14 1968 27.0 25.0 28.0 29.0 38.0 34.0 41.0 37.0 40.0 34.0 24.0 22.0 41.0 DAY 15 27 13 15 20 17 20 15 27 13 14 11 1969 16.0 14.0 27.0 37.0 39.0 43.0 44.0 37.0 36.0 29.0 29.0 25.0 44.0 DAY 13 27 30 1 14 24 14 20 6 6 1 19 1970 18.0 27.0 32.0 32.0 43.0 33.0 38.0 36.0 38.0 30.0 29.0 28.0 43.0 DAY 18 19 31 7 23 14 20 13 23 1 8 6 1971 23.0 24.0 31.0 32.0 35.0 38.0 38.0 37.0 35.0 36.0 27.0 25.0 38.0 DAY 4 27 27 16 6 21 4 16 4 23 16 12 1972 17.0 17.0 28.0 34.0 39.0 38.0 37.0 40.0 37.0 36.0 29.0 15.0 40.0 DAY 13 16 30 29 1 21 11 16 1 20 27 10 1973 16.0 26.0 28.0 31.0 41.0 37.0 39.0 37.0 31.0 30.0 33.0 22.0 41.0 DAY 12 19 2 18 28 17 27 9 8 19 1 17 1974 19.0 20.0 34.0 31.0 37.0 37.0 40.0 37.0 31.0 35.0 33.0 20.0 40.0 DAY 22 10 17 16 22 13 2 14 1 26 3 21 1975 22.0 24.0 30.0 35.0 38.0 38.0 39.0 37.0 37.0 33.0 28.0 25.0 39.0 DAY 2 10 23 13 29 29 5 10 1 9 21 27 1976 26.0 22.0 24.0 31.0 35.0 40.0 38.0 38.0 35.0 32.0 32.0 26.0 40.0 DAY 5 8 20 12 20 10 31 7 4 16 25 4 1977 12.0 25.0 35.0 34.0 36.0 43.0 38.0 39.0 35.0 29.0 29.0 29.0 43.0 DAY 10 14 2 13 13 7 13 25 26 3 11 5 1978 24.0 26.0 35.0 31.0 30.0 36.0 38.0 35.0 39.0 34.0 20.0 27.0 39.0 DAY 1 16 24 6 11 30 10 1 11 23 30 16 1979 29.0 26.0 27.0 31.0 32.0 42.0 38.0 39.0 41.0 37.0 36.0 23.0 42.0 DAY 4 14 17 4 20 5 26 16 17 24 2 14 1980 22.0 16.0 26.0 33.0 39.0 43.0 39.0 37.0 33.0 31.0 30.0 29.0 43.0 DAY 28 13 30 11 22 4 27 16 1 3 9 5 1981 26.0 23.0 31.0 32.0 35.0 37.0 40.0 37.0 38.0 32.0 36.0 28.0 40.0 DAY 18 8 21 25 8 15 9 28 17 15 13 17 1982 21.0 22.8 25.5 34.0 34.0 35.6 39.0 34.6 35.0 35.0 26.0 21.2 39.0 DAY 8 4 31 24 18 17 10 27 9 18 6 31 1983 22.0 25.0 24.4 34.0 36.0 38.2 40.2 38.0 32.0 29.6 28.0 27.0 40.2 DAY 1 21 27 18 23 15 12 12 24 2 18 8 1984 18.0 16.0 23.6 33.6 35.6 38.8 38.0 34.0 34.8 32.0 24.6 18.2 38.8 DAY 5 13 18 21 26 10 21 14 24 14 24 14 1985 22.6 27.8 30.0 32.8 37.0 39.8 35.6 36.8 36.6 39.0 27.0 19.6 39.8 DAY 21 15 21 12 20 19 13 22 1 20 16 1 1986 23.4 22.4 18.4 34.0 33.8 39.0 40.2 37.6 35.8 35.6 25.4 21.0 40.2 DAY 9 27 28 15 22 12 9 14 10 4 1 24 1987 24.0 26.2 22.8 30.2 37.2 41.8 36.6 37.2 33.4 32.0 26.4 27.2 41.8 DAY 30 25 6 17 25 2 30 13 1 1 21 18 1988 16.4 22.5 25.2 31.8 35.4 44.4 35.4 33.2 41.6 29.8 32.0 23.4 44.4 DAY 31 23 3 22 18 14 4 1 9 20 8 11 1989 18.2 24.2 27.6 30.4 38.0 37.4 40.0 36.0 37.0 38.2 32.6 26.5 40.0 DAY 19 28 25 28 23 14 31 8 1 19 30 11 1990 15.2 23.8 27.5 33.6 33.0 43.0 37.4 34.2 36.4 32.4 28.6 26.2 43.0 DAY 21 17 11 27 29 3 22 22 13 23 21 5 1991 21.2 20.6 22.2 35.2 32.4 37.4 42.2 40.0 32.0 34.2 23.6 26.2 42.2 DAY 31 18 28 17 2 30 6 1 18 26 1 9 1992 16.6 19.6 25.8 30.4 34.0 42.8 35.8 34.5 32.0 34.0 29.0 20.0 42.8 DAY 2 7 30 21 29 17 9 24 6 13 23 15 1993 23.2 19.8 27.2 34.6 33.0 35.8 40.4 35.6 33.8 30.6 20.2 20.6 40.4 DAY 28 27 8 19 15 27 24 13 2 1 8 23 1994 21.8 22.6 25.8 36.0 33.6 36.4 34.6 33.8 31.8 31.2 26.5 20.2 36.4 DAY 31 27 29 24 29 1 24 14 26 19 4 14 1995 25.8 23.8 25.6 34.8 33.8 45.0 35.2 35.8 36.6 35.4 31.4 20.0 45.0 DAY 29 8 31 3 21 29 15 12 12 3 10 22 1996 15.6 32.4 20.8 32.0 36.6 38.8 38.0 37.0 40.0 32.0 22.4 25.6 40.0 DAY 7 9 30 18 15 29 24 7 7 23 5 27 1997 24.4 20.6 25.6 35.4 35.2 41.8 35.6 36.6 36.8 35.8 27.8 21.8 41.8 DAY 6 17 23 24 4 12 2 12 1 13 4 8 1998 16.8 24.0 27.2 34.0 34.6 38.5 37.4 39.0 36.8 33.0 27.6 27.2 39.0 DAY 30 7 24 14 28 22 6 26 1 17 15 10 1999 19.8 26.6 24.0 34.2 34.0 35.8 36.0 41.6 34.8 30.2 27.6 24.8 41.6 DAY 11 25 20 30 27 24 21 24 8 11 25 29 2000 22.6 23.4 22.8 36.6 36.0 36.2 38.0 41.6 36.6 28.4 22.6 20.0 41.6 DAY 21 23 19 10 3 4 31 1 7 11 1 21 2001 21.0 25.2 32.6 35.4 38.2 41.8 38.6 39.2 35.6 38.4 26.4 24.6 41.8 DAY 10 21 29 25 12 23 29 2 9 6 3 20 2002 18.8 24.8 33.6 30.6 40.6 38.8 39.8 40.2 35.6 38.6 31.2 17.2 40.6 DAY 2 26 27 7 31 12 14 3 17 3 12 8 2003 25.3 25.6 23.2 35.8 37.2 33.4 36.2 41.5 36.8 35.5 26.2 29.2 41.5 DAY 7 3 19 26 31 1 17 12 5 24 2 19 2004 23.2 30.0 34.2 32.6 36.0 38.2 35.0 37.2 39.2 36.6 28.5 18.2 39.2 DAY 24 14 5 15 11 26 15 3 10 10 17 31 2005 17.0 25.6 27.2 37.6 33.8 37.8 37.2 38.0 35.0 36.6 27.2 26.6 38.0 DAY 24 20 9 20 25 16 25 19 17 20 22 16 1952-2005 29.0 32.4 35.0 39.0 43.0 45.0 44.0 44.0 41.6 39.0 36.0 29.2 45.0 YEAR-DAY 79- 4 96- 9 77- 2 65-28 70-23 95-29 69-14 57- 5 88- 9 59-25 79- 2 3-19 95 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.0 0.0 ****** 1953 0.0 0.0 0.0 0.0 3.0 16.0 182.5 222.5 90.0 6.0 0.0 0.0 ****** 1954 0.0 ***** 0.0 1.0 64.0 165.0 262.5 248.5 158.0 23.0 0.0 0.0 ****** 1955 0.0 0.0 0.0 9.5 42.5 125.5 222.5 239.5 121.0 14.0 0.0 0.0 774.5 1956 0.0 0.0 0.0 13.5 6.5 95.5 154.5 207.5 81.5 3.0 2.0 0.0 564.0 1957 0.0 0.0 0.5 1.0 63.0 94.5 171.5 178.0 134.5 25.5 0.0 0.0 668.5 1958 0.0 0.5 2.0 5.0 90.5 165.5 191.0 206.5 118.5 17.5 0.0 0.0 797.0 1959 0.0 0.0 0.0 17.5 51.0 115.5 221.0 210.5 92.5 10.5 0.0 0.0 718.5 1960 0.0 2.5 0.0 24.0 48.5 166.5 199.0 202.5 148.5 44.5 1.0 0.0 837.0 1961 0.0 0.0 0.0 9.5 128.0 202.5 210.0 207.5 95.0 13.5 0.0 0.0 866.0 1962 0.0 0.0 0.5 0.0 56.0 139.0 285.5 252.0 134.5 30.5 0.0 0.5 898.5 1963 0.0 0.0 0.5 11.0 37.0 152.0 229.0 212.5 139.5 15.5 0.0 0.0 797.0 1964 0.0 0.0 0.0 4.5 41.5 163.5 161.5 143.0 72.5 5.0 2.5 0.0 594.0 1965 0.0 0.0 0.0 9.0 44.5 129.0 203.0 196.5 82.5 15.5 2.0 0.0 682.0 1966 0.0 0.0 0.0 4.0 34.5 163.5 235.5 275.0 90.5 2.5 0.0 0.0 805.5 1967 0.0 0.0 0.0 8.0 62.5 102.5 165.0 216.5 88.0 4.0 0.0 0.0 646.5 1968 0.0 0.0 1.0 1.0 59.5 87.5 181.0 176.5 154.0 42.0 0.0 0.0 702.5 1969 0.0 0.0 0.0 2.5 35.0 153.0 139.0 187.5 93.0 4.5 0.0 0.0 614.5 1970 0.0 0.0 6.0 7.5 91.0 95.0 197.5 188.0 61.0 15.5 0.5 0.0 662.0 1971 0.0 0.0 0.0 9.5 60.0 109.0 241.5 202.5 147.0 16.5 0.0 0.0 786.0 1972 0.0 0.0 0.0 19.0 25.5 172.0 255.0 201.5 134.5 50.0 1.0 0.0 858.5 1973 0.0 0.0 0.0 4.0 66.5 99.5 184.5 227.5 55.5 10.0 2.0 0.0 649.5 1974 0.0 0.0 2.0 3.5 52.0 144.5 147.0 168.5 70.0 25.5 6.0 0.0 619.0 1975 0.0 0.0 0.0 20.0 89.5 198.0 260.5 201.5 147.5 11.0 1.5 0.0 929.5 1976 0.0 0.0 0.0 14.0 39.0 125.0 173.5 252.0 146.5 13.0 2.0 0.0 765.0 1977 0.0 0.0 11.0 23.0 40.5 173.0 192.0 189.5 113.0 6.0 0.0 2.0 750.0 1978 0.0 0.0 5.0 16.0 13.0 73.0 203.0 176.5 157.5 18.0 0.0 0.0 662.0 1979 1.0 0.0 0.0 10.0 36.5 102.5 223.5 236.5 172.5 46.5 6.5 0.0 835.5 1980 0.0 0.0 0.0 16.5 56.5 143.5 267.5 200.5 86.5 20.0 6.5 4.0 801.5 1981 0.0 0.0 4.5 9.5 39.0 131.0 204.0 237.0 154.0 23.0 10.5 1.5 814.0 1982 0.0 0.0 0.0 20.1 37.2 109.9 230.8 165.8 123.6 25.1 0.0 0.0 712.6 1983 0.0 0.0 0.0 13.3 81.4 129.6 260.1 197.9 85.1 7.1 1.6 0.0 776.2 1984 0.0 0.0 0.0 5.7 17.2 74.9 227.4 165.4 94.5 10.8 0.0 0.0 595.9 1985 0.0 0.0 0.0 0.9 69.3 157.3 173.5 176.4 123.6 5.1 0.0 0.0 706.1 1986 0.0 0.0 0.0 3.1 34.5 150.3 191.5 206.7 134.7 18.4 0.0 0.0 739.2 1987 0.0 0.0 0.0 0.0 43.6 165.9 193.7 206.6 73.9 3.4 0.0 0.0 687.1 1988 0.0 0.0 0.0 0.8 23.4 172.6 199.6 152.7 93.2 10.6 1.3 0.0 654.3 1989 0.0 0.0 0.0 0.4 38.2 136.2 236.2 234.9 106.3 33.9 3.6 0.0 789.8 1990 0.0 0.0 0.0 5.6 9.7 149.1 209.8 178.6 135.8 12.4 1.5 0.0 702.7 1991 0.0 0.0 0.0 8.5 18.4 115.5 242.8 218.3 92.5 15.1 0.0 0.0 711.3 1992 0.0 0.0 0.0 0.0 14.2 135.3 178.7 123.1 70.7 5.1 0.0 0.0 527.3 1993 0.0 0.0 0.0 5.1 32.8 104.5 179.7 195.8 98.4 1.0 0.0 0.0 617.4 1994 0.0 0.0 0.0 18.1 31.5 74.5 173.2 182.2 56.8 3.5 0.0 0.0 539.9 1995 0.0 0.0 0.0 4.7 48.1 148.6 201.2 218.3 127.6 7.8 0.0 0.0 756.4 1996 0.0 0.0 0.0 0.1 60.8 110.8 221.8 215.8 135.2 5.0 0.0 0.0 749.5 1997 0.0 0.0 0.0 5.8 51.6 168.9 209.5 237.4 81.8 32.8 0.2 0.0 788.1 1998 0.0 0.0 0.0 12.3 53.5 214.1 222.1 243.8 106.0 23.9 0.0 0.0 875.8 1999 0.0 0.0 0.0 1.3 27.0 126.9 189.2 282.0 119.9 29.5 0.0 0.0 776.0 2000 0.0 0.0 0.0 23.2 42.0 123.9 245.3 261.1 158.5 1.3 0.0 0.0 855.4 2001 0.0 0.0 0.3 4.4 60.1 144.6 222.9 241.1 135.6 12.3 0.0 0.0 821.4 2002 0.0 0.0 3.6 0.2 28.8 138.3 256.4 233.5 181.4 88.4 1.6 0.0 932.3 2003 0.0 0.0 0.0 11.2 30.0 85.5 188.0 229.3 124.6 47.9 0.0 0.0 716.6 2004 0.0 0.0 1.6 1.9 36.4 149.3 173.1 255.3 124.8 21.6 0.0 0.0 764.0 2005 0.0 0.0 0.0 15.2 32.4 136.1 253.4 234.5 151.3 42.5 0.0 0.0 865.7 MEAN 0.0 0.1 0.7 8.2 45.3 132.6 208.4 209.8 114.6 18.8 1.0 0.1 739.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 175.5 249.0 ****** 1953 265.5 179.0 281.5 126.5 4.5 0.0 0.0 0.0 0.0 32.0 0.0 0.0 ****** 1954 92.0 ***** 22.0 174.5 8.5 0.0 0.0 0.0 0.0 0.0 106.0 247.5 ****** 1955 283.5 139.0 227.0 112.5 4.5 0.0 0.0 0.0 1.5 7.0 95.5 232.5 1103.0 1956 273.0 286.5 296.5 102.0 24.5 0.0 0.0 0.0 13.5 28.0 125.0 285.0 1434.0 1957 370.0 248.5 212.5 110.5 8.0 8.5 0.0 0.0 0.0 63.5 190.5 238.0 1450.0 1958 229.5 190.0 105.5 76.5 3.0 0.0 0.0 0.0 0.0 18.5 239.0 239.5 1101.5 1959 266.5 323.0 259.5 50.0 12.5 0.0 0.0 0.0 0.0 20.0 186.5 303.5 1421.5 1960 208.0 196.5 314.0 127.5 1.5 0.0 0.0 0.0 0.0 0.0 106.5 228.0 1182.0 1961 289.5 244.0 202.0 73.0 0.0 0.0 0.0 0.0 0.0 22.0 75.0 140.0 1045.5 1962 287.5 181.0 102.0 76.5 0.5 1.5 0.0 0.0 1.0 16.0 147.5 208.5 1022.0 1963 193.5 187.0 193.0 46.0 16.0 0.0 0.0 0.0 0.0 17.5 197.5 331.0 1181.5 1964 457.5 295.5 260.5 167.5 12.0 0.0 0.0 0.0 0.0 47.0 112.5 341.0 1693.5 1965 374.5 254.5 263.5 125.0 15.0 0.0 0.0 0.0 0.0 48.5 90.0 215.5 1386.5 1966 180.0 201.5 189.0 69.0 14.0 0.0 0.0 0.0 0.0 27.5 84.0 187.5 952.5 1967 257.0 312.0 222.5 118.5 3.0 3.0 0.0 0.0 0.0 19.0 86.5 230.0 1251.5 1968 235.0 283.0 235.5 133.0 0.0 2.5 0.0 0.0 0.0 24.0 102.0 250.5 1265.5 1969 457.5 411.5 306.0 150.0 24.0 0.0 0.0 0.0 1.0 39.5 190.5 203.0 1783.0 1970 331.0 201.5 193.5 71.0 6.0 0.0 0.0 0.0 0.0 15.5 81.0 275.0 1174.5 1971 325.5 247.0 173.0 119.0 1.0 0.0 0.0 0.0 0.0 13.5 80.5 224.5 1184.0 1972 468.5 429.5 311.0 55.5 18.5 0.0 0.0 0.0 0.0 3.0 88.0 365.5 1739.5 1973 411.5 217.5 231.0 62.5 15.0 0.5 0.0 0.0 11.5 17.5 138.0 284.5 1389.5 1974 390.5 332.5 273.0 133.5 7.0 0.0 0.0 0.0 0.0 1.0 64.0 256.5 1458.0 1975 291.0 286.5 209.5 35.5 6.0 0.0 0.0 0.0 0.0 25.5 176.5 286.0 1316.5 1976 236.5 372.5 323.0 82.5 12.0 0.0 0.0 0.0 0.0 73.5 165.0 244.0 1509.0 1977 460.0 240.5 189.0 59.0 6.5 0.0 0.0 0.0 0.0 76.5 106.5 266.0 1404.0 1978 287.5 276.0 167.5 56.5 35.0 3.5 0.0 0.0 0.0 1.5 204.0 193.5 1225.0 1979 314.5 241.5 195.5 76.0 18.0 0.0 0.0 0.0 0.0 3.0 97.0 200.5 1146.0 1980 321.0 341.0 239.0 52.5 8.0 0.0 0.0 0.0 0.0 32.5 63.0 189.5 1246.5 1981 211.0 202.5 154.0 111.0 6.0 0.0 0.0 0.0 0.0 2.0 75.5 150.5 912.5 1982 318.9 298.5 258.9 33.8 14.6 0.0 0.0 0.0 0.0 55.2 199.0 284.5 1463.4 1983 317.0 214.2 194.5 39.2 0.0 0.0 0.0 0.0 0.0 9.2 70.1 213.5 1057.6 1984 267.7 359.8 248.8 61.5 42.8 0.0 0.0 0.0 0.0 43.4 111.1 386.8 1521.8 1985 336.5 258.9 287.7 60.7 6.2 0.0 0.0 0.0 0.0 35.2 104.7 265.4 1355.2 1986 285.7 263.7 316.2 75.5 3.2 0.0 0.0 0.0 2.2 7.4 176.4 302.6 1432.9 1987 258.5 255.2 238.6 133.2 6.9 0.0 0.0 0.0 0.1 92.1 159.9 243.1 1387.5 1988 340.9 292.7 201.0 89.6 27.4 0.0 0.0 0.0 0.0 7.9 111.2 239.0 1309.6 1989 385.3 344.9 192.2 55.1 7.8 0.0 0.0 0.0 0.0 21.6 98.0 247.4 1352.2 1990 372.3 278.2 225.3 69.2 4.5 0.0 0.0 0.0 0.0 32.6 79.2 291.4 1352.6 1991 318.9 310.4 267.4 83.2 11.9 0.0 0.0 0.0 0.0 0.6 141.5 288.6 1422.4 1992 376.3 313.0 277.7 117.6 49.8 0.0 0.0 0.0 0.0 32.0 114.1 278.9 1559.2 1993 342.3 324.8 228.8 81.2 14.1 0.0 0.0 0.0 0.0 33.2 238.2 298.2 1560.7 1994 307.4 337.6 244.6 97.5 5.2 0.5 0.0 0.0 0.0 25.9 92.4 316.8 1427.9 1995 269.7 244.2 204.8 56.9 0.6 0.0 0.0 0.0 0.0 53.7 100.5 299.4 1229.6 1996 358.3 272.4 291.2 120.0 3.6 0.0 0.0 0.0 0.0 17.3 139.4 212.8 1414.9 1997 285.7 290.8 262.0 62.5 2.3 0.0 0.0 0.0 0.0 1.6 151.0 258.2 1314.0 1998 350.6 318.7 205.5 47.7 9.5 0.0 0.0 0.0 0.0 30.1 79.5 199.1 1240.6 1999 283.0 171.1 203.0 67.3 11.2 0.0 0.0 0.0 0.0 14.5 168.7 233.9 1152.6 2000 315.1 257.0 236.4 21.6 2.2 0.0 0.0 0.0 0.0 15.4 158.9 238.2 1244.7 2001 328.8 210.1 145.9 38.6 0.6 0.0 0.0 0.0 0.0 20.4 96.4 205.7 1046.5 2002 297.8 228.6 159.9 97.4 16.2 0.0 0.0 0.0 0.0 3.9 89.5 372.2 1265.4 2003 291.8 261.2 274.3 155.6 25.2 0.7 0.0 0.0 0.0 1.9 135.9 226.0 1372.5 2004 249.1 204.0 173.5 112.4 2.3 0.0 0.0 0.0 0.0 19.1 90.3 301.2 1151.9 2005 304.3 303.6 182.0 99.4 6.7 0.0 0.0 0.0 0.0 15.6 131.2 203.4 1246.0 MEAN 308.1 268.0 224.0 87.3 10.7 0.4 0.0 0.0 0.6 24.2 123.8 249.5 1296.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1966 ***** ***** 7.2 11.5 14.1 17.3 19.2 20.9 17.1 12.8 8.6 6.1 ****** 1967 3.0 0.8 4.2 8.3 12.2 14.4 17.9 19.9 16.5 12.9 9.8 4.1 10.3 1968 1.9 2.5 5.5 8.8 13.2 15.8 18.7 19.7 17.3 13.8 10.6 6.1 11.2 1969 -0.9 -1.0 5.2 8.2 12.8 16.0 17.4 19.3 16.1 12.6 6.2 6.7 9.9 1970 3.5 5.0 7.2 10.2 13.3 16.0 18.2 21.1 16.3 13.2 10.5 3.4 11.5 1971 1.7 2.3 5.5 8.6 14.1 14.9 17.6 18.6 16.0 11.1 9.7 4.6 10.4 1972 -1.7 -1.7 2.9 9.8 12.8 17.7 19.9 17.7 17.8 14.6 7.3 1.4 9.9 1973 -1.1 3.3 4.6 9.1 13.0 16.6 18.5 21.2 16.6 13.9 7.3 3.0 10.5 1974 0.3 0.6 5.3 8.5 14.8 16.8 19.6 18.3 16.8 8.0 9.5 3.2 10.1 1975 0.6 1.0 3.5 9.1 15.0 18.6 19.8 19.9 16.8 11.9 5.5 2.0 10.3 1976 2.1 0.2 2.5 9.0 14.3 17.3 19.4 20.9 18.2 10.5 5.0 3.9 10.3 1977 -0.9 3.7 6.9 11.0 14.1 18.4 19.0 19.6 18.1 11.4 8.3 3.4 11.1 1978 1.9 3.4 5.8 10.0 13.0 15.7 18.7 19.6 18.1 12.9 5.6 4.9 10.8 1979 1.8 2.6 4.8 10.9 12.4 16.9 20.7 18.7 18.1 14.7 7.7 4.5 11.1 1980 1.4 1.7 5.8 11.1 13.8 16.4 19.9 20.3 17.4 11.8 9.7 5.9 11.3 1981 3.5 4.0 7.1 9.4 13.4 16.6 20.4 21.0 17.7 12.3 6.9 3.8 11.4 1982 1.7 -0.0 3.2 10.8 15.0 17.5 20.8 19.7 16.2 10.7 6.2 1.7 10.3 1983 -0.2 2.6 4.2 8.9 16.0 18.4 21.0 20.3 17.0 10.8 8.8 3.7 11.0 1984 3.4 0.3 6.5 11.1 13.0 16.9 21.3 21.4 17.8 12.2 10.1 2.2 11.4 1985 3.3 3.8 3.7 11.2 14.7 19.0 20.3 19.8 19.7 11.4 9.9 5.7 11.9 1986 4.1 4.5 2.7 10.7 14.5 17.3 20.8 20.7 18.4 14.1 8.5 3.9 11.7 1987 4.8 4.9 6.8 9.2 15.4 18.3 20.0 22.2 16.8 10.3 8.6 5.1 11.9 1988 3.5 3.4 7.3 11.3 14.4 18.9 21.8 21.4 18.4 13.9 9.8 6.4 12.5 1989 1.3 0.1 7.5 10.9 12.1 17.7 22.1 23.1 18.9 15.0 8.3 6.6 12.0 1990 2.2 2.7 5.6 10.1 13.4 17.3 20.6 20.6 20.2 12.8 9.7 3.7 11.6 1991 3.7 2.6 6.3 10.8 13.6 17.2 20.5 21.2 17.9 14.4 8.3 4.3 11.7 1992 1.7 2.6 4.2 10.4 13.1 18.6 20.8 19.5 17.4 12.3 8.3 5.2 11.2 1993 1.5 3.0 4.5 10.5 14.3 18.3 20.1 21.4 18.8 10.6 6.6 5.2 11.2 1994 4.3 1.8 6.4 10.7 15.1 17.9 18.5 21.1 16.3 13.1 10.6 3.3 11.6 1995 4.6 4.2 6.9 11.4 14.5 16.1 20.6 22.2 18.1 12.2 8.8 3.6 11.9 1996 3.1 3.7 5.7 9.9 15.6 17.9 21.1 21.8 19.4 12.9 8.3 5.9 12.1 1997 4.4 2.5 4.7 9.6 13.6 19.1 21.8 22.4 17.8 15.0 8.6 5.2 12.1 1998 3.4 2.6 6.1 12.2 14.5 19.3 21.2 22.1 19.1 13.2 10.5 7.7 12.7 1999 3.6 5.5 6.8 10.2 13.3 16.6 19.2 22.4 18.1 14.9 7.6 5.5 12.0 2000 2.2 4.2 5.7 12.1 14.3 16.3 19.1 21.7 20.3 13.8 7.7 7.2 12.0 2001 2.6 3.3 7.6 11.8 15.2 17.1 19.1 20.5 18.5 12.4 9.8 6.2 12.0 2002 4.1 4.5 7.3 11.2 13.2 16.6 20.6 21.9 20.4 15.9 9.9 1.9 12.3 2003 3.4 3.9 6.0 9.6 12.7 16.2 20.2 20.9 18.1 15.4 8.8 6.0 11.8 2004 4.7 5.4 8.2 10.2 14.9 18.5 20.7 22.0 18.6 12.4 9.7 4.1 12.4 2005 4.2 2.7 7.9 10.1 15.9 18.7 21.4 20.8 20.7 14.5 8.8 7.1 12.7 MEAN 2.4 2.6 5.6 10.2 14.0 17.3 20.0 20.7 17.9 12.8 8.5 4.6 11.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1966 ***** ***** 6.50 8.70 10.22 12.72 14.44 16.07 12.51 9.46 7.16 6.02 ***** 1967 4.87 4.18 5.28 7.11 9.10 10.64 13.18 14.92 12.11 9.54 7.85 5.35 8.68 1968 4.55 4.73 5.78 7.18 9.86 11.62 14.07 14.95 12.91 10.21 8.14 6.01 9.17 1969 3.80 3.67 5.67 6.99 9.42 11.84 12.81 14.40 11.88 9.40 6.14 6.26 8.52 1970 5.00 5.57 6.51 8.05 9.89 11.77 13.55 16.18 12.02 9.76 8.10 5.03 9.29 1971 4.41 4.67 5.86 7.17 10.35 10.90 13.27 13.84 11.87 8.50 7.69 5.47 8.67 1972 3.45 3.49 4.77 7.91 9.57 13.10 15.12 13.17 13.21 10.72 6.63 4.37 8.79 1973 3.65 4.96 5.45 7.47 9.65 12.19 13.89 16.23 12.29 10.15 6.66 4.92 8.96 1974 3.93 4.10 5.76 7.18 10.95 12.34 14.73 13.66 12.36 6.98 7.64 4.96 8.72 1975 4.10 4.22 5.14 7.55 10.97 13.90 15.02 15.20 12.44 9.10 5.85 4.54 9.00 1976 4.61 4.03 4.70 7.47 10.43 12.71 14.60 16.05 13.60 8.18 5.62 5.14 8.93 1977 3.62 5.05 6.34 8.39 10.33 13.75 14.17 14.83 13.40 8.79 7.02 5.06 9.23 1978 4.53 4.98 5.92 7.96 9.79 11.62 14.07 14.75 13.44 9.55 5.77 5.60 9.00 1979 4.44 4.76 5.68 8.41 9.25 12.34 15.79 14.05 13.56 10.82 6.71 5.45 9.27 1980 4.34 4.42 5.97 8.53 10.15 12.03 15.04 15.36 12.76 9.00 7.75 5.95 9.27 1981 5.07 5.24 6.51 7.68 9.88 12.23 15.53 16.11 13.29 9.13 6.47 5.21 9.36 1982 4.45 3.91 4.92 8.43 10.91 12.87 15.95 14.86 11.94 8.33 6.00 4.42 8.92 1983 3.92 4.70 5.27 7.40 11.70 13.66 16.18 15.42 12.46 8.44 7.30 5.16 9.30 1984 4.96 3.96 6.04 8.40 9.49 12.21 16.13 16.18 12.93 9.05 7.79 4.44 9.30 1985 4.87 5.16 5.13 8.45 10.61 13.94 15.12 14.65 14.58 8.54 7.65 5.74 9.54 1986 5.22 5.29 4.60 8.09 10.41 12.57 15.62 15.52 13.39 10.15 7.09 5.13 9.42 1987 5.39 5.45 6.22 7.39 11.06 13.36 14.86 17.15 12.18 7.91 7.06 5.55 9.47 1988 4.89 4.89 6.47 8.60 10.33 13.94 16.67 16.19 13.55 10.02 7.73 6.11 9.95 1989 4.18 3.85 6.54 8.21 8.99 12.89 16.96 18.07 14.11 10.88 6.91 6.11 9.81 1990 4.44 4.65 5.74 7.86 9.74 12.63 15.53 15.40 14.93 9.42 7.69 5.05 9.42 1991 4.97 4.65 5.97 8.19 9.85 12.43 15.46 16.07 13.11 10.35 6.92 5.30 9.44 1992 4.33 4.63 5.27 7.89 9.58 13.58 15.66 14.37 12.55 9.08 6.97 5.59 9.12 1993 4.26 4.72 5.37 8.02 10.42 13.35 14.97 16.18 13.97 8.16 6.12 5.52 9.26 1994 5.22 4.37 6.02 8.32 10.82 13.02 13.52 15.86 11.72 9.51 8.04 4.96 9.28 1995 5.29 5.18 6.24 8.54 10.56 11.64 15.45 17.00 13.36 9.03 7.23 4.98 9.54 1996 4.79 5.01 5.72 7.67 11.27 12.93 16.00 16.66 14.43 9.44 6.92 5.82 9.72 1997 5.28 4.62 5.42 7.63 9.99 14.12 16.58 17.28 12.92 10.81 7.00 5.55 9.77 1998 4.86 4.65 5.99 9.08 10.50 14.29 16.03 17.02 14.13 9.68 7.95 6.58 10.06 1999 4.99 5.71 6.24 7.81 9.65 11.93 14.18 17.42 13.29 10.84 6.58 5.64 9.52 2000 4.56 5.18 5.79 9.01 10.23 11.84 14.13 16.56 15.17 9.90 6.64 6.36 9.61 2001 4.67 4.88 6.60 8.76 10.95 12.44 14.06 15.45 13.76 9.14 7.66 5.94 9.53 2002 5.20 5.31 6.53 8.38 9.54 12.06 15.40 16.79 15.24 11.52 7.70 4.38 9.84 2003 4.89 5.11 5.85 7.64 9.41 11.68 15.03 15.74 13.32 11.14 7.19 5.91 9.41 2004 5.37 5.71 6.86 7.92 10.68 13.53 15.53 16.94 13.62 9.20 7.70 5.12 9.85 2005 5.14 4.69 6.70 7.98 11.37 13.67 16.26 15.70 15.42 10.65 7.21 6.42 10.10 MEAN 4.63 4.73 5.83 7.98 10.20 12.66 15.01 15.71 13.24 9.51 7.11 5.43 9.34 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1966 ***** ***** 10.33 13.76 16.15 19.92 22.50 24.97 19.68 15.03 11.48 9.60 ***** 1967 7.78 6.69 8.40 11.25 14.38 16.73 20.61 23.26 19.03 15.14 12.46 8.51 13.69 1968 7.22 7.54 9.19 11.41 15.55 18.22 21.93 23.25 20.21 16.14 12.94 9.56 14.43 1969 6.08 5.89 9.02 11.10 14.86 18.50 20.03 22.49 18.66 14.88 9.80 9.96 13.44 1970 7.99 8.87 10.34 12.74 15.54 18.44 21.11 25.10 18.86 15.42 12.87 8.03 14.61 1971 7.09 7.42 9.32 11.36 16.28 17.07 20.66 21.57 18.65 13.49 12.20 8.70 13.65 1972 5.55 5.62 7.62 12.48 15.06 20.45 23.48 20.59 20.70 16.93 10.55 7.03 13.84 1973 5.85 7.89 8.67 11.80 15.19 19.07 21.60 25.24 19.31 16.04 10.57 7.86 14.09 1974 6.29 6.57 9.20 11.34 17.18 19.28 22.93 21.30 19.40 11.11 12.15 7.91 13.72 1975 6.56 6.74 8.18 11.95 17.22 21.65 23.28 23.61 19.47 14.39 9.35 7.26 14.14 1976 7.33 6.45 7.52 11.82 16.41 19.91 22.69 24.92 21.28 12.97 9.00 8.23 14.05 1977 5.82 8.08 10.12 13.23 16.27 21.42 22.04 23.10 21.03 13.92 11.17 8.09 14.52 1978 7.24 7.95 9.41 12.54 15.42 18.19 21.94 23.00 21.02 15.13 9.24 8.91 14.17 1979 7.11 7.58 9.02 13.28 14.62 19.36 24.54 21.91 21.26 17.08 10.70 8.68 14.59 1980 6.94 7.08 9.49 13.44 15.99 18.83 23.38 23.91 20.01 14.25 12.31 9.49 14.59 1981 8.09 8.35 10.32 12.15 15.57 19.17 24.15 25.05 20.86 14.49 10.28 8.31 14.73 1982 7.12 6.25 7.85 13.30 17.23 20.16 24.75 23.17 18.80 13.21 9.59 7.08 14.04 1983 6.27 7.49 8.41 11.73 18.37 21.37 25.08 23.97 19.56 13.39 11.61 8.25 14.62 1984 7.93 6.37 9.75 13.46 15.20 19.43 25.43 25.52 20.62 14.58 12.58 7.27 14.85 1985 7.90 8.30 8.32 13.55 16.95 22.07 23.93 23.23 23.14 13.76 12.37 9.31 15.24 1986 8.46 8.58 7.50 13.04 16.64 19.93 24.70 24.57 21.35 16.33 11.47 8.31 15.07 1987 8.74 8.84 10.03 11.91 17.68 21.20 23.52 27.03 19.46 12.81 11.44 8.99 15.14 1988 7.95 7.94 10.41 13.80 16.53 22.02 26.25 25.57 21.56 16.10 12.46 9.86 15.87 1989 6.81 6.29 10.54 13.23 14.43 20.47 26.74 28.42 22.38 17.44 11.16 9.89 15.65 1990 7.24 7.54 9.32 12.63 15.61 20.04 24.53 24.39 23.68 15.15 12.41 8.21 15.06 1991 8.08 7.56 9.67 13.17 15.74 19.76 24.36 25.37 20.89 16.63 11.23 8.57 15.09 1992 7.04 7.49 8.53 12.69 15.37 21.52 24.73 22.84 20.04 14.61 11.28 9.07 14.60 1993 6.94 7.69 8.69 12.89 16.65 21.20 23.72 25.60 22.20 13.21 9.95 8.99 14.81 1994 8.48 7.11 9.75 13.37 17.30 20.68 21.41 25.06 18.79 15.34 12.94 8.05 14.86 1995 8.60 8.42 10.08 13.70 16.90 18.52 24.36 26.79 21.22 14.55 11.65 8.11 15.24 1996 7.81 8.13 9.26 12.36 17.99 20.57 25.29 26.29 22.85 15.17 11.24 9.44 15.53 1997 8.56 7.51 8.75 12.23 15.99 22.34 26.11 27.21 20.60 17.31 11.34 8.99 15.58 1998 7.89 7.56 9.66 14.54 16.80 22.66 25.29 26.85 22.45 15.57 12.85 10.68 16.07 1999 8.11 9.22 10.09 12.58 15.48 18.98 22.43 27.40 21.14 17.36 10.66 9.17 15.22 2000 7.41 8.40 9.38 14.42 16.36 18.83 22.36 26.12 24.04 15.94 10.79 10.30 15.36 2001 7.62 7.91 10.65 14.07 17.46 19.76 22.27 24.43 21.85 14.71 12.36 9.62 15.23 2002 8.44 8.61 10.53 13.45 15.30 19.17 24.34 26.46 24.18 18.43 12.46 7.13 15.71 2003 7.94 8.27 9.47 12.30 15.09 18.60 23.74 24.90 21.21 17.82 11.65 9.60 15.05 2004 8.67 9.23 11.10 12.73 17.05 21.48 24.58 26.68 21.70 14.83 12.42 8.33 15.73 2005 8.34 7.62 10.81 12.84 18.17 21.70 25.65 24.82 24.46 17.10 11.67 10.40 16.13 MEAN 7.47 7.62 9.37 12.74 16.20 19.97 23.56 24.65 20.94 15.19 11.42 8.74 14.82 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1966 ***** ***** 5.39 7.91 10.46 17.84 20.10 20.20 12.61 7.35 7.53 5.32 ***** 1967 5.47 4.21 6.34 7.87 16.16 16.22 15.15 16.67 11.99 8.51 5.93 5.17 9.97 1968 6.55 4.60 5.00 5.79 14.91 13.18 16.70 14.59 16.63 11.22 4.69 3.30 9.76 1969 2.31 2.49 2.45 6.15 11.73 19.73 15.03 15.85 13.24 7.10 5.33 4.14 8.80 1970 2.79 5.05 5.92 8.77 16.71 13.61 18.18 12.43 11.18 8.49 5.71 4.45 9.44 1971 4.09 5.32 7.45 8.00 13.28 16.75 21.64 17.48 18.54 11.86 6.65 5.33 11.36 1972 2.53 2.70 4.47 11.90 9.85 17.72 19.49 19.06 14.54 12.13 8.40 3.05 10.49 1973 3.44 6.61 5.91 9.25 14.65 13.29 16.30 15.79 9.21 9.68 7.15 4.58 9.66 1974 3.35 3.66 3.90 7.02 11.79 17.10 12.99 16.02 11.37 16.30 8.19 5.10 9.73 1975 5.67 4.72 7.04 12.86 14.45 17.52 19.04 14.69 15.27 8.48 6.04 4.43 10.85 1976 5.92 2.86 3.65 8.43 10.12 13.57 13.47 17.13 13.42 8.48 6.91 4.37 9.03 1977 1.99 4.28 5.37 8.67 10.44 15.34 14.89 15.04 11.46 6.51 6.18 4.55 8.73 1978 4.47 3.78 6.92 8.65 7.12 11.71 17.40 13.36 14.88 10.40 4.54 5.10 9.03 1979 3.97 4.60 5.04 5.62 9.70 10.45 12.83 16.86 13.69 8.52 6.51 4.45 8.52 1980 3.37 2.46 2.94 7.19 9.98 14.29 17.23 11.78 8.90 6.59 5.87 4.36 7.91 1981 4.82 4.29 4.61 5.69 10.46 14.72 14.05 14.96 13.49 10.78 8.66 6.82 9.45 1982 3.26 3.85 4.31 8.56 6.84 11.79 14.09 11.69 12.84 7.46 3.67 4.35 7.73 1983 4.16 4.51 5.80 9.35 9.94 10.69 14.92 11.90 8.74 7.92 6.16 4.38 8.21 1984 3.28 2.41 2.39 5.04 6.64 9.82 13.00 8.08 9.28 6.20 3.39 1.62 5.93 1985 2.00 3.05 2.86 5.41 10.99 12.09 9.96 12.21 8.69 6.49 3.86 2.28 6.66 1986 2.67 2.44 3.12 5.10 8.06 13.62 12.32 12.32 11.26 6.03 2.84 2.52 6.86 1987 2.96 2.47 2.28 4.27 7.93 13.54 12.53 9.55 8.31 4.74 3.23 3.11 6.24 1988 1.79 2.61 2.99 4.77 7.41 14.46 9.78 7.53 7.92 6.55 3.94 2.66 6.03 1989 2.11 3.03 3.35 5.95 11.94 12.30 11.89 9.70 7.94 6.78 5.92 2.39 6.94 1990 1.96 3.34 3.98 6.07 7.66 14.34 12.65 9.42 8.14 6.75 5.02 3.18 6.87 1991 2.42 2.38 2.04 5.62 7.57 12.11 14.82 11.61 8.24 7.44 4.09 2.82 6.76 1992 2.26 2.83 3.29 3.68 6.00 10.66 9.94 8.15 7.84 6.43 5.02 2.33 5.70 1993 3.16 1.99 4.50 5.64 8.17 9.71 11.32 10.26 7.26 6.90 2.42 2.03 6.11 1994 2.37 2.19 2.77 5.74 7.80 7.54 12.86 9.41 8.71 5.49 4.16 2.58 5.97 1995 3.23 3.34 3.69 6.14 10.69 16.18 12.41 10.39 10.24 5.56 5.30 2.72 7.49 1996 1.95 3.29 2.06 3.75 9.35 10.20 12.80 11.01 9.38 6.42 3.81 3.60 6.47 1997 2.70 2.86 3.30 7.30 10.76 12.41 10.07 11.11 8.23 8.17 3.63 3.09 6.97 1998 1.93 2.42 4.18 6.17 9.93 15.79 12.68 12.58 7.77 6.78 4.75 3.10 7.34 1999 3.16 4.66 3.72 5.82 8.31 13.09 13.52 14.79 9.98 6.71 3.73 3.57 7.59 2000 3.52 3.13 3.41 8.70 9.33 13.29 17.67 14.36 8.98 5.11 3.87 2.28 7.81 2001 2.66 4.83 4.99 6.08 9.44 13.64 15.36 14.80 10.44 7.71 4.53 3.82 8.19 2002 2.66 3.70 5.09 3.75 7.75 13.54 15.61 11.81 10.83 9.71 4.99 2.12 7.63 2003 3.41 3.32 2.06 4.19 9.28 10.81 11.28 13.30 10.37 8.83 4.05 3.43 7.03 2004 3.62 4.02 4.02 4.66 8.12 12.09 10.01 13.08 9.83 7.74 4.79 2.62 7.05 2005 2.47 2.86 3.49 6.98 7.21 10.81 14.50 13.93 8.47 7.69 4.38 3.34 7.18 MEAN 3.24 3.52 4.15 6.71 9.97 13.44 14.26 13.12 10.75 7.95 5.15 3.61 7.99 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** *** 70 68 66 56 56 58 64 70 63 68 *** 1967 64 67 64 65 52 55 60 60 64 67 70 65 63 1968 58 67 70 71 55 62 60 64 58 62 75 76 65 1969 74 72 81 72 63 53 61 61 62 70 69 74 68 1970 76 68 72 65 55 60 56 69 66 67 72 68 66 1971 66 64 63 66 59 55 51 58 52 58 67 65 60 1972 71 70 70 57 65 56 56 54 61 61 60 72 63 1973 65 61 66 61 57 63 59 64 69 65 64 66 63 1974 68 67 75 67 63 56 67 59 65 43 63 63 63 1975 57 64 60 54 59 58 57 64 59 65 65 66 61 1976 61 72 72 64 66 63 65 61 63 65 62 69 65 1977 76 70 74 68 66 62 62 64 67 71 68 69 68 1978 66 73 65 65 72 65 58 65 61 62 70 68 66 1979 71 68 68 75 64 69 68 59 64 70 67 69 68 1980 71 75 79 71 67 61 60 69 72 71 71 73 70 1981 67 69 75 73 65 59 66 65 63 60 60 61 65 1982 72 66 69 67 76 66 66 68 62 68 76 65 68 1983 64 66 64 61 68 70 66 69 71 65 69 69 67 1984 73 74 82 77 75 70 69 77 72 74 81 84 76 1985 82 78 78 77 67 68 73 69 76 73 79 82 75 1986 78 80 74 76 72 63 69 69 70 76 83 79 74 1987 78 81 83 78 74 65 68 76 73 76 81 78 76 1988 83 79 81 78 74 64 75 79 76 75 79 80 77 1989 79 72 80 74 61 66 72 76 77 76 71 83 74 1990 81 74 75 73 71 63 68 74 77 74 75 78 74 1991 79 79 84 76 72 67 66 71 74 73 76 79 75 1992 78 76 76 82 77 71 74 76 75 75 74 81 76 1993 73 82 71 75 72 72 70 74 78 70 82 83 75 1994 81 79 81 75 74 77 65 74 71 77 79 78 76 1995 77 75 78 75 66 58 68 74 71 76 74 78 73 1996 82 77 83 81 70 70 68 73 74 74 77 75 75 1997 79 75 76 69 64 68 74 73 75 72 79 78 74 1998 82 79 74 75 68 62 69 70 77 74 77 80 74 1999 75 71 76 73 70 62 65 67 71 75 77 76 72 2000 73 75 77 68 69 63 59 67 75 78 76 83 72 2001 77 67 75 76 71 63 62 65 70 70 76 75 71 2002 78 74 73 81 72 62 64 72 72 70 75 80 73 2003 75 76 83 81 67 67 70 69 69 70 77 77 73 2004 74 73 79 78 73 67 73 69 72 71 75 78 74 2005 79 77 80 72 76 70 66 67 77 72 76 79 74 MEAN 73 73 74 72 67 64 65 68 69 70 73 74 70 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** 81 85 83 84 74 74 74 81 86 79 81 *** 1967 79 81 79 83 72 74 75 77 79 86 83 77 79 1968 70 79 83 85 71 78 76 77 74 80 87 86 79 1969 84 83 90 85 78 70 76 76 76 84 82 84 81 1970 84 81 83 79 74 76 72 82 80 82 86 81 80 1971 78 78 78 81 76 71 67 73 69 75 81 79 76 1972 84 82 84 73 79 74 73 67 77 78 74 84 77 1973 78 74 79 77 78 78 73 79 84 81 78 79 78 1974 79 79 86 82 77 72 79 75 79 56 78 76 77 1975 71 74 74 66 73 74 71 79 75 82 80 81 75 1976 74 85 85 78 83 78 78 76 80 81 76 81 80 1977 88 85 86 84 82 79 76 80 83 86 82 80 83 1978 81 85 78 81 86 81 73 79 80 77 83 82 81 1979 82 80 83 89 82 86 82 74 78 86 82 84 82 1980 84 86 90 86 84 77 76 84 85 85 86 87 84 1981 81 85 87 85 80 75 80 79 77 75 76 72 79 1982 86 82 83 85 89 81 81 83 77 81 88 78 83 1983 80 80 81 77 82 84 80 83 85 79 84 84 82 1984 84 88 93 91 89 87 85 89 88 92 95 95 90 1985 93 92 91 92 87 85 87 87 92 91 93 92 90 1986 91 91 89 89 87 83 85 87 87 91 94 93 89 1987 90 92 92 92 88 84 87 90 88 91 93 91 90 1988 93 92 94 93 92 84 91 94 94 93 93 91 92 1989 90 89 95 90 84 83 86 89 91 92 89 93 89 1990 93 89 90 90 88 81 83 88 90 92 91 90 89 1991 91 92 93 92 91 84 82 84 89 89 92 92 89 1992 92 90 92 96 92 87 88 90 90 92 91 93 91 1993 87 92 88 90 89 89 83 87 92 87 93 93 89 1994 92 92 92 90 91 91 79 87 88 91 92 89 90 1995 90 89 92 91 84 77 84 87 87 92 90 91 88 1996 92 90 92 93 88 86 83 86 89 90 90 89 89 1997 91 89 90 87 84 86 87 86 91 89 91 89 88 1998 93 93 90 90 87 80 82 85 90 89 91 90 88 1999 88 87 89 89 89 79 84 82 85 90 91 89 87 2000 87 88 90 87 86 81 75 82 88 91 90 93 87 2001 90 86 90 92 89 81 77 80 87 87 90 89 87 2002 90 90 89 93 89 81 81 86 86 88 89 91 88 2003 88 89 94 93 87 86 84 84 83 86 90 89 88 2004 87 89 92 91 90 84 86 83 86 88 89 89 88 2005 91 89 92 88 91 86 78 80 90 87 88 91 88 MEAN 86 86 88 86 84 81 80 82 84 85 87 86 85 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** 53 57 57 53 44 42 43 51 55 49 55 *** 1967 49 54 52 49 38 42 47 48 50 52 58 53 49 1968 45 55 58 60 43 49 47 52 45 48 65 66 53 1969 65 61 72 60 51 41 49 47 49 57 57 63 56 1970 68 56 61 54 41 47 44 57 53 53 57 54 54 1971 55 50 50 54 45 42 37 46 40 44 55 53 48 1972 60 60 59 45 53 43 44 43 48 48 48 61 51 1973 52 49 56 47 41 51 47 53 59 53 51 52 51 1974 56 59 66 56 52 44 57 45 54 33 50 51 52 1975 46 55 49 44 48 42 44 50 43 50 50 50 48 1976 47 58 59 52 50 49 53 48 50 51 49 58 52 1977 66 56 63 52 52 49 50 49 52 59 55 57 55 1978 50 63 53 49 55 51 46 52 48 49 58 55 52 1979 57 54 52 58 46 50 51 44 47 52 50 53 51 1980 57 64 64 54 50 43 43 52 55 54 57 57 54 1981 51 52 61 60 50 44 54 50 47 45 44 47 50 1982 57 50 50 47 60 51 49 54 43 51 61 51 52 1983 48 50 51 45 51 53 48 53 55 48 53 54 51 1984 59 58 68 58 57 51 50 62 50 51 61 68 58 1985 67 60 60 55 43 48 55 49 55 47 58 66 55 1986 61 64 54 57 53 42 51 49 46 55 65 61 55 1987 61 65 70 60 55 44 47 58 51 56 62 60 57 1988 68 61 61 59 53 42 57 60 53 50 60 64 57 1989 62 51 60 52 38 46 53 58 56 55 45 68 54 1990 62 55 56 53 52 44 51 55 56 51 48 57 53 1991 63 60 70 56 52 46 46 52 53 50 56 59 55 1992 58 57 54 64 58 50 56 58 53 49 50 64 56 1993 54 67 50 56 49 52 54 55 57 43 64 69 56 1994 64 63 65 54 52 60 48 57 49 57 61 60 58 1995 61 55 57 55 45 38 50 56 49 53 50 60 52 1996 66 59 70 63 51 51 51 55 54 51 57 57 57 1997 61 54 58 46 43 47 58 55 53 48 59 61 54 1998 67 61 53 54 45 43 52 52 58 49 57 67 55 1999 56 53 58 53 45 42 46 48 51 54 58 57 52 2000 56 56 57 43 48 43 39 47 55 58 56 69 52 2001 58 45 53 55 47 44 43 46 48 46 57 56 50 2002 61 52 53 66 52 41 43 53 51 45 56 62 53 2003 57 59 68 65 43 45 53 47 50 49 59 61 55 2004 56 51 62 57 52 49 58 50 52 46 56 62 54 2005 62 59 63 53 57 51 49 49 57 51 56 63 56 MEAN 58 57 59 54 49 46 49 51 51 50 55 59 53 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** 81 84 82 82 73 73 73 80 84 78 76 *** 1967 74 79 76 80 71 73 75 77 78 85 80 67 76 1968 61 75 79 82 69 77 74 76 71 77 85 81 76 1969 79 77 88 82 76 68 75 74 75 82 77 78 78 1970 81 73 77 76 70 74 72 81 79 80 83 74 77 1971 76 73 73 78 74 71 63 72 68 74 78 74 73 1972 77 77 80 73 76 73 72 66 77 76 70 80 75 1973 73 69 76 76 76 77 72 78 84 78 74 72 75 1974 77 76 84 78 74 71 78 75 77 54 71 68 74 1975 64 71 70 63 72 71 69 73 68 76 74 70 70 1976 66 80 81 72 80 76 76 69 76 78 71 73 75 1977 84 80 80 79 78 76 75 77 79 82 76 75 78 1978 73 81 74 74 83 78 68 76 74 72 80 72 75 1979 75 71 74 80 72 78 77 64 69 77 71 73 73 1980 76 82 84 79 77 73 70 78 80 76 76 76 77 1981 69 74 77 80 76 72 74 76 72 69 64 63 72 1982 77 72 79 75 82 78 75 75 70 75 82 71 76 1983 67 72 71 69 77 77 74 77 79 73 72 74 74 1984 77 82 88 87 85 82 79 86 83 86 87 89 84 1985 87 84 86 87 80 79 82 80 88 87 88 87 85 1986 84 86 85 86 81 74 79 81 81 87 90 85 83 1987 82 86 89 86 83 75 77 84 83 85 89 84 84 1988 89 88 88 90 87 76 84 88 87 88 87 85 86 1989 86 84 90 85 72 77 80 86 85 87 82 87 83 1990 88 84 84 84 82 74 77 82 88 87 86 85 83 1991 87 88 90 88 82 77 76 78 82 85 85 87 84 1992 85 84 88 89 87 81 82 85 83 87 83 87 85 1993 80 89 82 86 83 83 79 82 88 82 89 88 84 1994 86 85 88 86 84 83 73 83 78 85 87 83 83 1995 84 83 86 82 76 69 79 83 81 87 82 83 81 1996 88 85 89 89 81 78 77 82 84 85 86 82 84 1997 84 81 85 80 76 79 81 81 87 83 88 86 83 1998 87 88 85 86 78 72 77 77 85 85 87 87 83 1999 84 80 86 85 81 72 75 75 81 83 84 83 81 2000 81 81 86 81 80 73 68 76 84 89 85 87 81 2001 85 77 85 87 82 72 72 73 80 84 86 82 80 2002 85 82 82 89 82 72 73 80 83 83 84 86 82 2003 82 83 92 87 82 77 78 78 78 81 85 84 82 2004 82 81 86 87 83 76 79 79 81 82 82 83 82 2005 86 85 85 82 85 78 73 76 86 81 84 85 82 MEAN 80 80 83 82 79 75 75 78 80 81 81 80 80 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** 58 63 60 57 48 46 47 54 59 51 58 *** 1967 53 59 56 58 43 46 50 50 54 57 60 57 54 1968 50 62 64 64 45 52 51 56 49 51 67 70 57 1969 70 68 75 66 55 45 50 52 52 63 60 68 60 1970 71 60 67 60 44 51 47 59 58 56 60 58 58 1971 58 59 56 59 51 44 43 49 43 49 59 59 52 1972 64 66 63 51 58 49 49 48 54 52 52 64 56 1973 57 55 60 54 50 55 53 57 61 56 54 57 56 1974 61 62 68 62 58 49 62 51 57 37 56 53 56 1975 50 60 57 48 52 48 47 56 47 56 57 55 53 1976 53 63 64 58 57 54 56 51 55 55 51 63 57 1977 70 63 66 58 55 53 52 53 57 61 58 60 59 1978 56 68 58 59 61 55 51 55 51 51 59 60 57 1979 64 65 58 65 51 52 55 48 51 54 55 59 56 1980 62 66 69 60 55 46 46 55 57 58 60 60 58 1981 55 59 67 64 56 47 56 54 51 47 47 54 55 1982 61 55 55 56 62 55 52 58 47 52 63 52 56 1983 53 54 58 50 54 55 51 55 57 50 60 57 55 1984 63 61 71 65 61 56 55 65 55 56 66 73 62 1985 73 67 66 62 51 53 60 54 60 54 62 70 61 1986 68 72 60 62 57 45 56 52 52 59 69 66 60 1987 68 72 74 64 59 50 51 61 54 61 68 67 62 1988 74 70 67 65 57 47 60 63 56 55 64 72 63 1989 67 57 68 59 42 49 55 61 59 59 53 75 59 1990 69 62 62 59 56 47 53 58 60 56 57 64 59 1991 67 65 73 61 57 50 49 55 55 54 60 66 59 1992 65 65 60 70 61 56 58 61 57 59 59 70 62 1993 59 73 54 62 55 58 57 58 59 47 71 73 61 1994 72 69 72 58 58 64 49 58 53 59 65 64 62 1995 67 60 63 60 53 44 52 58 53 57 59 64 58 1996 71 65 73 70 55 54 53 57 58 57 60 63 61 1997 67 62 62 51 47 51 60 57 55 53 63 67 58 1998 73 66 60 59 49 46 55 55 61 53 63 71 59 1999 61 59 63 58 52 45 49 52 54 61 65 63 57 2000 63 66 62 51 51 45 43 51 58 61 60 73 57 2001 65 53 59 59 53 48 45 48 51 50 62 66 55 2002 66 60 59 69 55 43 45 56 52 50 59 66 57 2003 63 66 71 70 47 48 55 50 52 53 62 63 58 2004 62 58 67 64 56 52 60 52 55 51 61 66 59 2005 66 67 69 57 61 53 50 52 59 55 61 69 60 MEAN 64 63 64 60 54 50 52 55 55 55 60 64 58 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** *** *** 1953 *** *** *** *** *** *** *** *** *** *** *** *** *** 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** 1955 *** *** *** *** *** *** *** *** *** *** *** *** *** 1956 *** *** *** *** *** *** *** *** *** *** *** *** *** 1957 *** *** *** *** *** *** *** *** *** *** *** *** *** 1958 *** *** *** *** *** *** *** *** *** *** *** *** *** 1959 *** *** *** *** *** *** *** *** *** *** *** *** *** 1960 *** *** *** *** *** *** *** *** *** *** *** *** *** 1961 *** *** *** *** *** *** *** *** *** *** *** *** *** 1962 *** *** *** *** *** *** *** *** *** *** *** *** *** 1963 *** *** *** *** *** *** *** *** *** *** *** *** *** 1964 *** *** *** *** *** *** *** *** *** *** *** *** *** 1965 *** *** *** *** *** *** *** *** *** *** *** *** *** 1966 *** 70 73 72 67 56 58 60 66 76 70 75 *** 1967 71 72 68 65 53 55 60 61 66 72 76 73 66 1968 65 72 74 74 57 64 63 66 65 68 82 82 69 1969 79 78 84 73 64 57 63 65 68 74 78 81 72 1970 81 74 77 68 58 61 59 73 70 73 80 76 71 1971 70 67 64 68 59 56 53 61 53 61 73 69 63 1972 78 75 72 55 66 56 56 58 61 63 66 77 65 1973 72 64 66 61 54 63 60 61 70 68 72 75 66 1974 70 68 77 65 61 54 67 58 66 45 68 74 64 1975 64 64 57 54 58 55 55 61 60 68 70 73 62 1976 67 71 73 62 62 60 62 59 61 64 64 74 65 1977 77 70 76 66 63 59 60 61 65 72 73 73 68 1978 71 72 64 64 69 64 55 62 58 63 74 74 66 1979 74 74 70 75 58 64 63 56 63 71 70 76 68 1980 78 75 79 66 62 54 56 67 70 73 74 79 69 1981 73 75 77 76 66 58 66 66 66 67 65 66 68 1982 75 71 69 62 76 66 66 70 64 72 81 73 70 1983 71 68 67 61 65 66 63 68 71 68 73 75 68 1984 78 75 80 72 68 63 61 74 67 73 85 84 73 1985 83 78 74 69 56 64 67 61 73 72 81 84 72 1986 82 78 68 71 66 58 62 63 66 76 85 84 72 1987 80 81 82 74 71 58 63 74 73 78 81 81 75 1988 87 78 79 72 68 57 70 78 75 78 83 84 76 1989 79 68 78 69 53 59 69 73 76 77 73 85 72 1990 81 73 72 65 63 56 62 73 78 74 79 80 71 1991 81 79 84 69 68 59 60 68 73 76 78 80 73 1992 81 75 71 80 71 66 68 72 76 77 77 85 75 1993 74 80 66 74 66 66 65 69 80 75 85 86 74 1994 84 78 81 74 69 71 62 74 75 81 81 82 76 1995 81 74 75 73 57 51 65 71 73 81 79 84 72 1996 84 77 82 77 63 66 64 70 73 79 82 79 75 1997 80 78 75 66 58 62 72 70 76 79 83 81 73 1998 84 80 72 71 62 56 63 68 78 78 78 82 73 1999 76 73 75 71 65 56 57 65 73 78 80 80 71 2000 73 79 76 63 66 57 54 64 74 82 77 86 71 2001 77 68 76 71 68 56 58 63 69 70 78 78 69 2002 81 76 75 81 68 56 59 71 71 73 80 83 73 2003 77 77 85 81 64 61 68 67 70 75 80 80 74 2004 78 77 80 77 69 64 70 68 76 79 78 82 75 2005 81 76 80 72 73 66 64 66 76 76 80 82 74 MEAN 77 74 74 69 64 60 62 66 70 73 77 79 70 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH MAXIMUM TEMPERATURE EQUAL 30 AND ABOVE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 0 0 *** *** 22 29 12 1 0 0 *** 1954 0 0 0 1 10 21 28 31 23 0 0 0 114 1955 0 0 0 2 9 17 28 29 19 2 0 0 106 1956 0 0 0 2 3 16 18 28 9 1 1 0 78 1957 0 0 0 0 13 14 26 25 30 4 0 0 112 1958 0 2 1 3 17 21 22 28 21 4 0 0 119 1959 0 0 0 4 9 17 26 24 12 2 0 0 94 1960 0 1 1 6 12 20 23 26 23 9 1 0 122 1961 0 0 0 5 22 27 26 26 15 1 0 0 122 1962 0 0 3 0 15 21 31 29 23 10 0 0 132 1963 0 0 2 3 9 22 27 30 23 3 0 0 119 1964 0 0 1 4 15 28 24 21 15 1 4 0 113 1965 0 0 0 3 14 23 28 29 16 4 2 0 119 1966 0 0 0 4 9 21 28 30 13 0 0 0 105 1967 0 0 2 1 14 13 22 30 13 1 0 0 96 1968 0 0 0 0 10 17 24 23 20 9 0 0 103 1969 0 0 0 1 8 20 20 28 13 0 0 0 90 1970 0 0 1 2 15 12 28 24 6 3 0 0 91 1971 0 0 1 3 12 15 31 24 26 3 0 0 115 1972 0 0 0 8 5 25 30 29 21 10 0 0 128 1973 0 0 0 2 14 14 24 27 2 2 1 0 86 1974 0 0 1 2 10 22 16 25 8 6 1 0 91 1975 0 0 1 6 15 25 30 26 18 2 0 0 123 1976 0 0 0 4 8 17 20 30 21 2 1 0 103 1977 0 0 3 4 8 22 22 24 15 0 0 0 98 1978 0 0 1 3 4 14 26 24 23 3 0 0 98 1979 0 0 0 3 10 15 26 29 25 8 1 0 117 1980 0 0 0 4 12 21 29 25 11 2 3 0 107 1981 0 0 1 3 8 19 23 30 22 4 4 0 114 1982 0 0 0 5 9 14 28 19 13 5 0 0 93 1983 0 0 0 3 12 16 28 22 11 0 0 0 92 1984 0 0 0 4 3 14 31 19 18 3 0 0 92 1985 0 0 1 4 18 26 22 26 21 2 0 0 120 1986 0 0 0 1 10 26 24 28 26 3 0 0 118 1987 0 0 0 2 6 20 29 23 11 2 0 0 93 1988 0 0 0 1 8 29 26 20 10 0 1 0 95 1989 0 0 0 2 9 22 29 29 14 5 2 0 112 1990 0 0 0 3 3 20 24 17 15 4 0 0 86 1991 0 0 0 4 7 17 28 31 8 4 0 0 99 1992 0 0 0 1 3 19 23 15 12 5 0 0 78 1993 0 0 0 4 10 14 21 25 14 2 0 0 90 1994 0 0 0 5 9 8 23 22 9 1 0 0 77 1995 0 0 0 3 12 21 25 27 19 1 1 0 109 1996 0 1 0 1 11 14 29 28 20 4 0 0 108 1997 0 0 0 5 11 24 22 26 10 10 0 0 108 1998 0 0 0 5 13 30 24 28 13 7 0 0 120 1999 0 0 0 2 8 20 26 31 16 1 0 0 104 2000 0 0 0 7 8 20 30 30 19 0 0 0 114 2001 0 0 3 3 13 19 29 31 20 1 0 0 119 2002 0 0 2 1 6 19 30 25 28 13 1 0 125 2003 0 0 0 4 5 12 21 29 13 7 0 0 91 2004 0 1 1 1 7 21 19 31 19 6 0 0 106 2005 0 0 0 6 8 17 30 27 17 2 0 0 107 MEAN 0.0 0.1 0.5 3.0 10.0 19.2 25.5 26.3 16.5 3.5 0.4 0.0 105.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH MAXIMUM TEMPERATURE EQUAL 00 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 0 0 *** *** 0 0 0 0 0 0 *** 1954 0 0 0 0 0 0 0 0 0 0 0 0 0 1955 0 0 0 0 0 0 0 0 0 0 0 0 0 1956 0 0 0 0 0 0 0 0 0 0 0 0 0 1957 0 0 0 0 0 0 0 0 0 0 0 0 0 1958 0 0 0 0 0 0 0 0 0 0 0 0 0 1959 0 0 0 0 0 0 0 0 0 0 0 0 0 1960 0 0 0 0 0 0 0 0 0 0 0 0 0 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 0 0 1964 1 0 0 0 0 0 0 0 0 0 0 0 1 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 0 0 0 0 0 0 0 0 0 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 8 4 0 0 0 0 0 0 0 0 0 0 12 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 3 2 0 0 0 0 0 0 0 0 0 1 6 1973 1 0 0 0 0 0 0 0 0 0 0 0 1 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 1 0 0 0 0 0 0 0 0 0 0 0 1 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 0 0 0 0 0 0 0 0 0 0 0 0 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 0 0 0 0 0 0 0 0 0 0 0 0 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 0 0 0 0 0 0 0 0 0 0 0 0 1992 0 0 0 0 0 0 0 0 0 0 0 0 0 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 0 0 0 0 0 0 0 0 0 0 0 0 0 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 2004 0 0 0 0 0 0 0 0 0 0 0 0 0 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0.3 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL 21 AND ABOVE YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 0 0 0 6 23 30 6 0 *** *** *** 1954 *** *** *** 0 3 22 30 30 22 0 0 0 *** 1955 0 0 0 0 2 10 29 25 11 0 0 0 77 1956 0 0 0 0 0 6 26 27 7 0 0 0 66 1957 0 0 0 0 0 9 17 18 7 0 0 0 51 1958 0 0 0 0 3 14 24 27 11 1 0 0 80 1959 0 0 0 0 1 13 28 30 9 0 0 0 81 1960 0 0 0 0 1 16 27 31 18 1 0 0 94 1961 0 0 0 0 5 18 29 28 6 0 0 0 86 1962 0 0 0 0 0 9 31 30 15 0 0 0 85 1963 0 0 0 0 2 6 28 28 10 0 0 0 74 1964 0 0 0 0 0 10 14 15 2 0 0 0 41 1965 0 0 0 0 0 2 23 21 3 0 0 0 49 1966 0 0 0 0 0 15 27 31 7 0 0 0 80 1967 0 0 0 0 1 10 28 31 11 0 0 0 81 1968 0 0 0 0 2 6 21 25 12 0 0 0 66 1969 0 0 0 0 0 16 19 26 7 0 0 0 68 1970 0 0 1 0 4 9 28 30 6 0 0 0 78 1971 0 0 0 0 3 6 31 31 13 0 0 0 84 1972 0 0 0 0 1 20 30 23 12 0 0 0 86 1973 0 0 0 0 2 13 26 28 7 0 0 0 76 1974 0 0 0 0 1 15 20 22 4 0 1 0 63 1975 0 0 0 0 6 26 31 25 15 0 0 0 103 1976 0 0 0 2 1 10 28 31 16 0 0 0 88 1977 0 0 1 2 1 22 31 24 11 0 0 0 92 1978 0 0 0 2 0 7 24 28 19 2 0 0 82 1979 0 0 0 1 0 7 31 31 18 0 0 0 88 1980 0 0 0 1 2 10 31 28 6 1 0 1 80 1981 0 0 0 1 1 16 29 31 19 0 0 0 97 1982 0 0 0 0 0 8 29 27 13 1 0 0 78 1983 0 0 0 0 3 16 30 27 11 0 0 0 87 1984 0 0 0 0 0 1 30 27 6 0 0 0 64 1985 0 0 0 0 0 10 28 16 10 0 0 0 64 1986 0 0 0 0 0 9 28 23 3 1 0 0 64 1987 0 0 0 0 1 14 23 28 6 0 0 0 72 1988 0 0 0 0 0 11 27 23 8 0 0 0 69 1989 0 0 0 0 0 9 30 29 12 2 0 0 82 1990 0 0 0 0 0 14 26 30 18 1 0 0 89 1991 0 0 0 0 1 8 28 29 13 0 0 0 79 1992 0 0 0 0 0 12 23 12 2 0 0 0 49 1993 0 0 0 0 0 4 30 25 11 0 0 0 70 1994 0 0 0 0 0 4 24 31 3 0 0 0 62 1995 0 0 0 0 0 11 29 29 12 0 0 0 81 1996 0 0 0 0 1 5 28 27 12 0 0 0 73 1997 0 0 0 0 1 18 31 31 5 0 0 0 86 1998 0 0 0 0 0 24 30 29 9 0 0 0 92 1999 0 0 0 0 0 8 24 31 18 1 0 0 82 2000 0 0 0 0 0 8 31 30 23 0 0 0 92 2001 0 0 0 0 0 12 29 27 14 1 0 0 83 2002 0 0 0 0 0 10 29 29 22 3 0 0 93 2003 0 0 0 0 0 6 28 28 14 1 0 0 77 2004 0 0 0 0 1 12 22 30 9 0 0 0 74 2005 0 0 0 0 0 13 31 29 22 2 0 0 97 MEAN 0.0 0.0 0.0 0.2 0.9 11.2 27.0 27.0 11.1 0.3 0.0 0.0 77.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL -4 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 1 *** 1953 0 0 0 0 0 0 0 0 0 0 *** *** *** 1954 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1955 0 0 0 0 0 0 0 0 0 0 0 0 0 1956 0 0 0 0 0 0 0 0 0 0 0 0 0 1957 0 0 0 0 0 0 0 0 0 0 0 0 0 1958 0 0 0 0 0 0 0 0 0 0 0 0 0 1959 0 0 0 0 0 0 0 0 0 0 0 0 0 1960 0 0 0 0 0 0 0 0 0 0 0 0 0 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 0 0 0 0 0 0 0 3 3 1964 8 0 0 0 0 0 0 0 0 0 0 3 11 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 1 0 0 0 0 0 0 0 0 0 0 1 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 7 6 0 0 0 0 0 0 0 0 0 0 13 1970 0 0 0 0 0 0 0 0 0 0 0 0 0 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 6 4 0 0 0 0 0 0 0 0 0 1 11 1973 4 0 0 0 0 0 0 0 0 0 0 0 4 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 3 0 0 0 0 0 0 0 0 0 0 3 1977 1 0 0 0 0 0 0 0 0 0 0 0 1 1978 0 0 0 0 0 0 0 0 0 0 0 0 0 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 0 0 0 0 0 0 0 0 0 0 0 0 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 0 0 0 0 0 1985 0 1 0 0 0 0 0 0 0 0 0 0 1 1986 0 0 0 0 0 0 0 0 0 0 0 0 0 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 0 0 0 0 0 0 0 0 0 0 0 0 1989 0 1 0 0 0 0 0 0 0 0 0 0 1 1990 0 0 0 0 0 0 0 0 0 0 0 0 0 1991 0 2 0 0 0 0 0 0 0 0 0 0 2 1992 2 0 0 0 0 0 0 0 0 0 0 0 2 1993 0 0 0 0 0 0 0 0 0 0 0 0 0 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 0 0 0 0 0 0 0 0 0 0 0 0 0 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 0 0 0 0 0 0 0 0 0 0 0 0 0 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 1 0 0 0 0 0 0 0 0 0 0 0 1 2001 1 0 0 0 0 0 0 0 0 0 0 0 1 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 2004 0 0 0 0 0 0 0 0 0 0 0 0 0 2005 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0.6 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 1.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH MINIMUM TEMPERATURE EQUAL 00 AND BELOW YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 5 6 *** 1953 0 0 1 0 0 0 0 0 0 0 *** *** *** 1954 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1955 0 0 0 0 0 0 0 0 0 0 0 0 0 1956 0 2 0 0 0 0 0 0 0 0 0 2 4 1957 3 0 1 0 0 0 0 0 0 0 2 4 10 1958 0 1 0 0 0 0 0 0 0 0 0 0 1 1959 0 7 0 0 0 0 0 0 0 0 0 4 11 1960 0 1 2 0 0 0 0 0 0 0 0 0 3 1961 1 2 0 0 0 0 0 0 0 0 0 0 3 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 3 0 0 0 0 0 0 0 3 13 19 1964 27 6 1 0 0 0 0 0 0 0 0 10 44 1965 9 9 5 0 0 0 0 0 0 0 0 0 23 1966 0 2 0 0 0 0 0 0 0 0 0 0 2 1967 4 9 2 0 0 0 0 0 0 0 0 2 17 1968 2 5 0 0 0 0 0 0 0 0 0 0 7 1969 17 12 2 0 0 0 0 0 0 0 2 0 33 1970 3 0 0 0 0 0 0 0 0 0 0 0 3 1971 3 2 0 0 0 0 0 0 0 0 0 0 5 1972 16 20 2 0 0 0 0 0 0 0 0 9 47 1973 16 4 1 0 0 0 0 0 0 0 0 2 23 1974 6 10 3 0 0 0 0 0 0 0 0 0 19 1975 3 0 1 0 0 0 0 0 0 0 1 0 5 1976 1 12 5 0 0 0 0 0 0 0 0 0 18 1977 20 0 0 0 0 0 0 0 0 0 0 2 22 1978 3 2 0 0 0 0 0 0 0 0 0 2 7 1979 1 5 0 0 0 0 0 0 0 0 0 0 6 1980 6 8 0 0 0 0 0 0 0 0 0 0 14 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 7 6 1 0 0 0 0 0 0 0 0 0 14 1983 6 1 0 0 0 0 0 0 0 0 0 0 7 1984 0 9 0 0 0 0 0 0 0 0 0 12 21 1985 7 7 9 0 0 0 0 0 0 0 0 1 24 1986 4 1 4 0 0 0 0 0 0 0 0 6 15 1987 1 3 1 1 0 0 0 0 0 0 0 4 10 1988 6 2 0 0 0 0 0 0 0 0 0 0 8 1989 14 16 0 0 0 0 0 0 0 0 0 0 30 1990 9 5 4 0 0 0 0 0 0 0 0 8 26 1991 4 5 2 0 0 0 0 0 0 0 0 7 18 1992 10 7 7 0 0 0 0 0 0 0 0 2 26 1993 7 4 3 0 0 0 0 0 0 0 0 3 17 1994 1 10 1 0 0 0 0 0 0 0 0 6 18 1995 0 2 0 0 0 0 0 0 0 0 0 3 5 1996 7 4 0 0 0 0 0 0 0 0 0 0 11 1997 2 5 1 0 0 0 0 0 0 0 0 1 9 1998 4 10 3 0 0 0 0 0 0 0 0 0 17 1999 5 0 0 0 0 0 0 0 0 0 0 0 5 2000 7 1 1 0 0 0 0 0 0 0 0 0 9 2001 6 2 1 0 0 0 0 0 0 0 0 2 11 2002 5 1 2 0 0 0 0 0 0 0 0 11 19 2003 3 3 2 0 0 0 0 0 0 0 0 4 12 2004 1 0 0 0 0 0 0 0 0 0 0 2 3 2005 4 6 1 0 0 0 0 0 0 0 0 0 11 MEAN 5.0 4.4 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.4 13.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 27.0 12.2 ****** 1953 14.4 13.6 37.0 0.0 0.0 1.0 25.5 11.8 22.1 21.2 18.2 17.9 182.7 1954 20.0 22.6 21.2 34.0 7.7 0.6 26.7 4.0 8.3 1.0 22.0 22.4 190.5 1955 15.2 21.9 75.7 73.8 55.4 52.4 0.0 12.0 34.3 36.0 41.1 31.4 449.2 1956 36.0 89.8 80.7 97.2 42.6 0.7 23.8 10.2 63.4 18.3 34.4 50.7 547.8 1957 15.5 29.3 73.1 33.2 41.5 96.7 46.0 92.0 0.3 76.4 50.8 88.0 642.8 1958 76.0 52.0 135.0 152.0 25.0 111.0 112.0 25.0 24.0 105.0 108.0 37.0 962.0 1959 298.0 146.0 184.0 144.0 99.0 84.0 23.0 38.0 54.0 247.3 191.4 71.2 1579.9 1960 15.0 26.2 99.4 66.0 23.0 12.0 37.0 34.0 15.0 25.0 146.0 52.0 550.6 1961 92.6 18.4 118.0 60.6 27.6 46.0 18.6 23.6 59.0 27.0 54.0 86.0 631.4 1962 38.2 54.0 78.0 70.0 79.0 66.0 6.0 19.0 25.0 41.0 51.0 13.0 540.2 1963 27.0 35.0 112.2 42.0 84.0 40.0 27.0 22.6 19.0 167.0 55.6 51.0 682.4 1964 75.0 38.4 90.4 82.6 14.0 6.4 26.6 10.8 47.0 46.8 102.0 56.0 596.0 1965 36.0 54.4 78.4 52.8 60.6 5.0 24.0 34.0 30.0 94.6 27.6 53.0 550.4 1966 38.4 37.6 135.6 74.6 37.0 12.2 32.0 15.0 42.2 103.2 0.0 53.4 581.2 1967 34.6 55.4 74.0 16.8 15.6 101.2 24.0 3.0 59.7 231.6 73.2 36.8 725.9 1968 64.0 70.4 106.1 72.3 48.4 42.5 28.4 46.6 15.1 67.6 94.8 107.0 763.2 1969 101.0 59.8 106.8 76.0 55.4 26.6 7.6 13.2 50.8 77.2 132.2 140.7 847.3 1970 78.4 32.0 123.8 45.2 35.0 18.0 65.0 50.6 56.6 96.6 21.1 23.6 645.9 1971 39.6 67.2 103.4 51.0 9.4 34.2 0.0 15.5 0.4 115.0 52.6 40.8 529.1 1972 65.1 89.4 73.6 60.4 169.2 23.7 7.1 47.4 31.0 64.0 12.2 102.0 745.1 1973 52.0 68.6 112.8 23.0 21.0 27.8 4.4 103.2 70.6 31.4 119.2 90.4 724.4 1974 37.4 69.8 55.0 92.2 41.3 10.6 104.8 12.4 58.0 0.0 152.0 85.4 718.9 1975 27.3 46.6 64.2 26.2 13.4 66.0 2.0 12.0 8.0 89.3 100.4 47.6 503.0 1976 23.4 102.8 102.3 49.8 42.6 29.9 14.2 0.6 32.7 79.6 37.7 51.8 567.4 1977 92.5 49.8 45.4 31.8 37.0 23.6 47.0 65.9 54.3 73.4 45.3 43.0 609.0 1978 54.6 108.8 47.9 48.8 98.1 140.2 1.3 23.0 54.0 51.0 86.2 78.7 792.6 1979 55.6 106.8 54.0 59.2 49.8 16.2 14.4 23.6 30.4 31.0 36.2 105.4 582.6 1980 117.7 92.1 59.5 25.4 27.2 10.0 0.0 25.2 47.4 86.9 137.4 103.8 732.6 1981 42.8 56.0 72.2 80.7 87.8 4.0 50.2 31.4 88.2 25.4 86.0 58.6 683.3 1982 70.7 45.6 80.9 17.9 58.5 45.5 11.4 53.2 32.5 62.8 101.8 16.1 596.9 1983 69.9 27.0 65.2 24.4 47.5 41.6 18.6 26.8 46.8 77.6 28.5 102.3 576.2 1984 33.9 62.2 53.7 34.7 98.6 31.3 3.7 44.4 2.6 68.2 78.5 48.9 560.7 1985 48.2 100.6 32.3 29.8 5.0 13.4 3.6 36.4 26.2 62.9 15.1 55.9 429.4 1986 39.0 78.0 46.2 31.8 15.0 3.1 14.0 14.0 63.0 19.2 86.1 66.9 476.3 1987 49.6 67.1 116.2 60.5 33.1 2.1 24.1 46.4 39.5 95.9 27.9 55.0 617.4 1988 76.8 34.9 88.4 61.8 28.8 23.8 50.9 31.8 8.0 35.4 88.0 76.2 604.8 1989 53.2 21.2 100.2 24.6 11.3 4.0 10.3 27.8 70.5 44.8 41.6 55.8 465.3 1990 27.6 20.5 76.5 51.9 28.8 7.1 5.5 4.2 41.8 39.1 38.2 54.1 395.3 1991 36.5 86.0 55.0 26.8 67.2 21.3 9.5 1.1 25.3 44.3 29.5 43.4 445.9 1992 48.0 63.7 66.7 48.0 87.8 18.9 24.1 62.2 20.1 15.1 46.5 70.7 571.8 1993 48.9 72.6 71.0 51.5 9.8 42.9 7.5 99.9 38.0 38.0 73.7 33.2 587.0 1994 106.3 42.5 47.5 31.0 54.1 57.8 0.4 24.8 68.7 92.2 63.0 68.0 656.3 1995 14.4 34.0 77.6 104.1 3.5 18.9 9.4 8.4 56.6 70.2 144.1 26.1 567.3 1996 13.0 73.6 34.7 49.7 16.3 29.4 6.7 3.2 33.5 118.3 57.5 33.6 469.5 1997 25.3 42.3 74.2 13.0 41.9 70.1 10.2 4.0 32.6 64.0 76.5 63.1 517.2 1998 101.8 41.6 22.4 80.8 40.5 40.0 5.9 6.0 79.0 33.4 12.8 11.8 476.0 1999 55.2 34.4 70.1 22.1 77.6 0.3 56.7 4.1 113.2 84.7 53.1 20.8 592.3 2000 81.6 93.5 63.9 0.1 29.8 46.3 4.2 28.4 47.6 113.0 23.3 47.3 579.0 2001 28.5 36.6 98.5 20.5 67.0 3.5 26.0 2.6 38.5 27.2 67.5 35.2 451.6 2002 39.9 43.1 75.5 101.3 24.6 38.6 4.5 43.9 9.1 56.6 67.9 37.9 542.9 2003 12.0 62.7 112.2 57.0 51.3 54.2 6.1 33.4 5.0 47.2 133.5 56.8 631.4 2004 51.2 10.7 79.0 78.3 30.7 28.3 63.7 1.6 28.7 41.5 106.0 74.6 594.3 2005 99.6 49.2 81.4 35.2 63.5 18.9 0.1 14.5 36.7 20.2 121.1 139.0 679.4 MEAN 55.0 55.8 79.4 52.8 44.1 33.4 22.2 27.3 38.9 66.1 68.5 57.5 601.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 9.0 6.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 14 28 1953 5.0 9.0 14.0 0.0 0.0 1.0 20.0 9.0 12.0 6.0 7.0 4.0 20.0 DAY 18 12 14 ** ** 9 25 17 29 1 5 4 1954 4.0 4.0 7.0 8.0 6.6 0.5 9.0 3.0 8.0 1.0 8.0 15.0 15.0 DAY 17 9 19 2 18 17 12 14 22 9 3 7 1955 6.0 12.5 21.0 34.0 17.0 28.0 0.0 6.0 18.0 13.0 22.0 12.0 34.0 DAY 1 24 8 11 26 10 ** 17 30 11 5 20 1956 13.0 15.0 11.0 27.0 19.0 0.3 10.0 7.0 16.0 10.0 28.0 20.0 28.0 DAY 15 11 24 1 26 14 21 28 5 18 12 6 1957 8.1 8.0 21.0 9.0 33.0 27.0 35.0 34.0 0.3 18.0 15.5 30.0 35.0 DAY 11 12 29 4 21 6 4 14 28 11 16 28 1958 20.0 34.0 48.0 35.0 14.0 29.0 41.0 7.0 11.0 50.0 68.0 22.0 68.0 DAY 11 1 25 18 12 13 12 22 6 1 7 29 1959 85.0 32.0 46.0 30.0 69.0 48.0 8.0 33.0 23.0 65.0 72.0 16.0 85.0 DAY 24 21 14 26 2 2 27 11 13 30 1 1 1960 4.0 8.0 17.0 12.0 7.0 9.0 12.0 9.0 6.0 20.0 34.0 19.0 34.0 DAY 8 10 7 6 14 28 21 18 15 22 20 17 1961 23.0 7.0 33.0 30.0 22.0 46.0 10.0 10.0 10.0 24.0 17.0 38.0 46.0 DAY 7 19 27 16 1 7 18 8 15 24 13 20 1962 9.0 18.0 26.0 14.0 28.0 45.0 5.0 13.0 23.0 23.0 22.0 5.0 45.0 DAY 18 8 29 19 12 10 28 4 18 11 11 15 1963 11.0 10.0 16.0 10.0 35.0 16.0 17.0 9.0 7.0 41.0 27.0 20.0 41.0 DAY 5 3 6 21 18 17 7 2 9 8 25 25 1964 20.0 25.0 33.0 19.0 6.0 4.0 12.0 5.0 40.0 18.0 58.0 16.0 58.0 DAY 1 27 28 14 1 23 12 10 16 25 28 18 1965 16.0 14.0 24.0 14.0 55.0 4.0 9.0 19.0 9.0 32.0 9.0 12.0 55.0 DAY 11 13 13 2 4 17 6 9 22 10 10 1 1966 15.0 10.0 26.0 33.0 10.0 5.0 12.0 9.0 22.0 31.0 0.0 25.0 33.0 DAY 12 4 30 25 5 15 19 31 12 2 ** 22 1967 16.6 15.0 21.0 4.0 9.0 88.0 10.4 2.0 44.0 105.0 25.0 17.0 105.0 DAY 31 13 24 1 15 5 29 27 24 22 28 19 1968 27.0 27.0 48.0 16.0 15.0 23.0 25.4 37.0 12.0 48.0 29.0 40.0 48.0 DAY 17 23 23 25 23 8 12 4 13 27 11 16 1969 18.0 13.0 15.0 27.0 18.0 9.0 4.0 6.0 11.0 34.0 36.0 36.0 36.0 DAY 25 2 1 14 27 30 2 8 12 14 17 14 1970 27.0 10.0 40.0 24.0 10.0 11.0 50.0 16.0 30.0 25.0 11.0 8.0 50.0 DAY 28 20 5 9 8 10 24 18 12 9 13 14 1971 16.0 16.6 23.0 17.0 4.0 26.0 0.0 6.0 0.4 40.0 19.0 9.0 40.0 DAY 14 24 16 26 12 19 ** 23 2 1 5 15 1972 13.0 26.0 12.0 35.0 30.0 7.0 7.0 34.0 10.0 35.0 7.0 21.0 35.0 DAY 19 21 19 25 3 10 16 1 13 8 6 17 1973 11.0 20.0 18.0 9.0 6.0 10.0 2.0 35.0 24.0 17.0 49.0 19.0 49.0 DAY 17 6 17 6 24 6 24 12 26 30 20 10 1974 14.0 16.0 8.0 21.0 33.0 5.0 37.4 5.0 14.0 0.0 81.0 35.0 81.0 DAY 25 20 4 11 6 28 31 10 13 ** 25 14 1975 18.0 24.0 12.0 13.0 5.0 60.0 2.0 7.0 5.6 28.0 46.0 14.0 60.0 DAY 14 11 16 24 8 3 15 16 9 30 29 23 1976 8.0 20.0 24.0 16.0 16.0 19.0 4.0 0.6 13.0 48.0 17.0 29.0 48.0 DAY 15 2 8 15 7 13 15 15 10 4 29 11 1977 17.0 29.0 13.0 12.0 7.0 11.3 39.0 20.0 17.0 29.0 23.0 9.0 39.0 DAY 9 8 27 21 20 27 29 30 21 6 14 10 1978 26.0 28.0 11.0 12.0 35.0 78.0 1.0 17.0 30.0 47.0 27.0 33.0 78.0 DAY 21 12 15 14 2 22 3 2 26 1 1 17 1979 15.0 32.0 22.0 11.0 20.0 5.0 4.0 22.0 20.4 14.0 15.6 29.0 32.0 DAY 8 17 27 16 7 17 8 1 14 17 4 17 1980 75.0 29.0 14.2 5.0 8.0 3.0 0.0 9.0 14.0 17.4 48.0 27.0 75.0 DAY 7 19 3 17 1 17 ** 1 9 9 2 26 1981 12.0 18.0 18.0 29.0 30.0 2.4 14.0 16.6 33.0 17.0 42.0 20.2 42.0 DAY 12 2 16 1 13 25 20 15 22 16 30 19 1982 22.0 22.2 28.0 5.5 12.3 20.9 6.5 22.0 12.0 13.0 25.2 9.0 28.0 DAY 29 5 3 7 9 24 29 1 11 6 9 6 1983 20.0 23.7 18.0 8.6 14.0 11.0 8.4 9.0 23.0 33.4 12.1 43.0 43.0 DAY 13 22 6 21 24 13 26 26 27 5 25 12 1984 16.0 25.6 12.0 10.0 22.0 9.0 3.0 39.0 1.0 48.0 18.1 23.0 48.0 DAY 29 15 16 18 2 16 4 3 10 7 13 15 1985 15.4 28.8 7.8 20.0 2.4 10.0 2.0 28.2 22.0 20.6 8.7 15.0 28.8 DAY 23 6 25 16 3 28 28 18 20 11 27 7 1986 18.3 29.0 18.0 15.0 6.0 1.0 9.0 8.0 24.0 15.0 53.0 14.3 53.0 DAY 20 11 21 20 4 17 21 25 29 7 11 3 1987 18.0 20.0 38.0 23.0 16.4 2.0 6.0 13.0 14.3 25.0 9.0 20.4 38.0 DAY 27 11 31 5 6 5 1 16 18 9 8 7 1988 21.0 10.4 21.0 17.0 20.5 20.4 19.0 13.0 5.8 19.2 38.0 26.0 38.0 DAY 29 3 5 8 2 20 26 30 21 31 14 20 1989 18.2 8.4 35.0 16.0 6.0 4.0 8.4 20.7 28.0 19.0 34.0 15.0 35.0 DAY 12 24 30 29 12 7 15 18 19 22 20 15 1990 8.0 8.0 17.0 19.3 25.4 6.0 3.0 2.0 31.0 16.0 28.0 18.4 31.0 DAY 24 21 16 16 13 6 7 30 19 14 1 25 1991 16.0 41.0 10.7 12.0 19.0 16.0 9.4 1.1 16.0 30.5 11.6 14.9 41.0 DAY 5 5 16 5 23 5 14 6 27 9 15 16 1992 10.2 16.0 26.0 8.5 56.0 8.5 11.8 31.0 8.0 6.9 20.2 18.6 56.0 DAY 22 26 24 27 13 5 11 11 29 15 26 28 1993 11.0 18.0 25.1 34.0 6.0 10.0 5.5 88.0 14.3 32.0 19.5 19.0 88.0 DAY 9 5 22 23 8 22 11 16 8 29 14 6 1994 24.0 7.0 11.0 12.3 20.0 18.6 0.4 14.0 43.0 39.1 21.0 24.0 43.0 DAY 6 10 27 3 7 5 27 31 30 3 9 5 1995 5.0 23.0 39.0 32.0 1.0 12.1 5.0 3.4 23.5 26.0 48.3 6.0 48.3 DAY 18 24 27 6 9 23 8 19 26 13 12 17 1996 4.3 17.1 8.4 17.7 9.0 11.0 3.0 2.0 23.0 49.5 28.0 28.4 49.5 DAY 8 21 16 3 21 11 2 16 23 31 11 15 1997 9.5 17.0 21.7 5.2 24.0 40.0 2.4 2.0 17.7 21.0 36.0 29.0 40.0 DAY 18 1 20 29 5 24 26 24 14 29 6 11 1998 23.3 10.2 6.0 47.0 18.0 27.0 2.9 3.2 31.0 14.2 6.2 3.7 47.0 DAY 13 27 15 24 1 30 13 22 11 8 11 2 1999 15.0 17.0 26.0 10.3 35.0 0.3 30.0 2.4 49.0 72.0 7.8 9.0 72.0 DAY 19 4 17 9 21 12 26 30 17 13 1 16 2000 28.0 18.0 16.0 0.1 17.3 21.0 2.0 16.0 26.0 43.0 14.3 12.6 43.0 DAY 7 21 3 16 9 13 6 8 2 1 7 1 2001 13.0 12.0 50.0 6.8 21.2 2.2 19.0 2.0 22.0 20.0 17.0 15.0 50.0 DAY 24 4 26 10 17 1 1 11 1 2 8 16 2002 14.0 20.0 23.2 28.0 10.0 29.0 2.0 18.0 5.3 28.3 14.1 15.6 29.0 DAY 9 16 23 3 13 22 21 13 3 31 14 22 2003 5.0 12.2 31.3 9.0 35.0 31.0 5.0 13.9 2.1 46.0 32.0 19.0 46.0 DAY 16 5 8 11 25 6 10 21 10 5 22 11 2004 25.0 7.0 25.0 29.0 13.6 27.0 44.0 1.1 16.0 17.0 46.0 28.0 46.0 DAY 28 23 31 17 21 30 11 27 16 23 28 27 2005 26.3 23.0 16.0 12.0 27.6 6.2 0.1 9.0 19.3 7.0 61.0 62.0 62.0 DAY 25 22 25 5 6 7 12 9 6 9 9 26 1952-2005 85.0 41.0 50.0 47.0 69.0 88.0 50.0 88.0 49.0 105.0 81.0 62.0 105.0 YEAR-DAY 59-24 91- 5 1-26 98-24 59- 2 67- 5 70-24 93-16 99-17 67-22 74-25 5-26 67 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 10 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 1 0 0 0 1 0 1 0 0 0 3 1954 0 0 0 0 0 0 0 0 0 0 0 1 1 1955 0 1 3 2 2 1 0 0 2 3 2 1 17 1956 2 2 3 4 2 0 1 0 4 1 1 2 22 1957 0 0 1 0 1 3 1 3 0 4 2 3 18 1958 2 1 3 6 1 4 3 0 1 3 3 1 28 1959 7 6 6 9 2 2 0 1 1 5 5 4 48 1960 0 0 3 2 0 0 2 0 0 1 6 3 17 1961 5 0 5 1 1 1 1 1 2 1 2 4 24 1962 0 2 3 2 2 1 0 1 1 2 3 0 17 1963 1 1 7 1 3 2 1 0 0 5 2 2 25 1964 4 1 3 4 0 0 1 0 1 2 2 3 21 1965 1 3 3 2 1 0 0 1 0 5 0 2 18 1966 1 1 7 3 1 0 2 0 2 4 0 2 23 1967 2 3 4 0 0 2 1 0 1 4 4 2 23 1968 3 2 4 2 3 2 1 1 1 1 3 5 28 1969 4 2 5 1 1 0 0 0 1 2 3 6 25 1970 2 1 5 1 2 1 2 2 2 4 1 0 23 1971 1 3 5 2 0 1 0 0 0 3 3 0 18 1972 1 3 1 2 7 0 0 2 1 2 0 4 23 1973 2 4 4 0 0 1 0 4 3 2 4 5 29 1974 1 2 0 4 1 0 4 0 2 0 3 3 20 1975 1 1 3 1 0 1 0 0 0 3 4 3 17 1976 0 4 3 2 1 1 0 0 1 2 1 2 17 1977 4 2 1 1 0 1 1 3 2 2 2 0 19 1978 1 4 2 1 3 2 0 1 2 1 3 3 23 1979 1 6 2 3 2 0 0 1 1 2 2 3 23 1980 2 3 1 0 0 0 0 0 1 5 4 4 20 1981 1 2 3 2 3 0 1 1 3 1 3 2 22 1982 3 1 3 0 2 1 0 2 2 2 3 0 19 1983 3 1 3 0 1 1 0 0 1 2 1 4 17 1984 1 2 2 1 3 0 0 1 0 2 3 2 17 1985 2 2 0 1 0 1 0 1 1 3 0 3 14 1986 1 3 1 1 0 0 0 0 3 1 1 2 13 1987 3 4 4 2 1 0 0 1 1 3 0 2 21 1988 3 1 4 2 1 1 1 2 0 1 3 3 22 1989 2 0 3 1 0 0 0 1 2 2 1 1 13 1990 0 0 3 2 1 0 0 0 2 2 1 3 14 1991 2 2 1 1 3 1 0 0 1 1 1 2 15 1992 2 4 2 0 1 0 1 1 0 0 2 3 16 1993 2 4 2 1 0 1 0 1 2 1 2 1 17 1994 6 0 1 2 3 1 0 1 2 3 3 3 25 1995 0 1 2 4 0 1 0 0 2 3 3 0 16 1996 0 2 0 2 0 1 0 0 1 3 2 1 12 1997 0 2 2 0 2 2 0 0 1 3 3 2 17 1998 5 1 0 2 2 2 0 0 2 1 0 0 15 1999 3 2 3 1 3 0 1 0 4 1 0 0 18 2000 2 4 3 0 1 2 0 2 2 3 1 2 22 2001 1 2 2 0 2 0 1 0 2 1 3 2 16 2002 2 1 3 3 1 1 0 2 0 2 4 1 20 2003 0 1 4 0 2 2 0 1 0 1 4 3 18 2004 2 0 3 2 1 1 1 0 1 2 3 2 18 2005 4 1 3 2 2 0 0 0 2 0 3 3 20 MEAN 1.8 1.9 2.7 1.7 1.3 0.8 0.5 0.7 1.3 2.1 2.1 2.1 19.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 5 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 3 1 *** 1953 1 1 4 0 0 0 1 1 1 2 2 0 13 1954 0 0 1 2 1 0 3 0 1 0 3 2 13 1955 1 1 6 3 5 4 0 1 2 3 2 3 31 1956 3 9 7 6 3 0 1 1 4 1 1 3 39 1957 1 4 6 2 1 8 3 4 0 7 5 3 44 1958 7 2 6 11 2 4 5 4 2 4 4 3 54 1959 7 10 7 9 3 2 3 1 3 7 8 5 65 1960 0 3 9 8 2 1 2 3 2 1 8 3 42 1961 7 3 8 5 1 1 2 2 6 1 4 4 44 1962 5 4 5 8 4 3 1 1 1 3 3 1 39 1963 2 3 9 4 5 2 1 2 2 8 3 4 45 1964 5 3 5 4 2 0 2 1 1 3 5 5 36 1965 4 4 6 5 1 0 2 3 3 6 2 5 41 1966 4 3 7 4 4 2 3 1 2 6 0 4 40 1967 2 4 5 0 2 2 3 0 2 5 5 2 32 1968 4 3 6 6 4 2 1 1 1 3 4 5 40 1969 9 4 8 5 5 3 0 1 5 4 8 7 59 1970 7 4 5 2 4 1 2 3 2 6 1 2 39 1971 3 5 6 3 0 2 0 1 0 5 3 4 32 1972 9 5 8 2 8 3 1 2 3 2 1 8 52 1973 4 4 10 2 1 2 0 6 5 2 4 8 48 1974 3 7 3 7 1 1 6 1 5 0 4 6 44 1975 2 4 6 2 1 2 0 1 1 5 6 4 34 1976 3 7 8 4 3 1 0 0 3 3 3 2 37 1977 8 3 2 2 3 1 1 6 4 3 3 3 39 1978 5 6 4 4 5 3 0 1 3 1 3 5 40 1979 6 7 3 6 3 1 0 1 1 2 3 7 40 1980 5 3 4 1 3 0 0 3 5 7 4 5 40 1981 5 5 5 5 4 0 5 2 5 1 4 5 46 1982 4 2 5 1 5 3 1 5 3 6 7 1 43 1983 4 1 5 2 4 3 1 2 3 4 2 4 35 1984 3 3 4 4 7 4 0 1 0 2 4 3 35 1985 4 8 2 2 0 1 0 2 1 4 1 4 29 1986 3 3 5 2 1 0 2 2 3 1 4 6 32 1987 3 4 5 4 2 0 1 5 4 6 1 4 39 1988 6 1 6 6 1 1 4 2 1 3 3 5 39 1989 3 1 5 1 1 0 1 2 5 3 1 4 27 1990 2 1 7 4 1 1 0 0 2 2 2 3 25 1991 3 6 5 2 4 1 1 0 1 2 3 4 32 1992 5 5 5 5 4 2 1 5 2 1 3 5 43 1993 4 4 5 1 1 4 1 2 2 2 5 1 32 1994 6 4 4 2 3 5 0 1 3 6 4 4 42 1995 1 1 3 6 0 2 1 0 2 4 3 2 25 1996 0 7 3 3 1 2 0 0 1 5 4 1 27 1997 2 3 5 1 2 3 0 0 1 4 5 4 30 1998 7 3 2 2 3 2 0 0 6 3 1 0 29 1999 4 2 3 1 4 0 4 0 5 2 4 2 31 2000 5 9 4 0 1 3 0 2 2 6 2 4 38 2001 2 3 4 2 5 0 1 0 2 1 5 2 27 2002 2 3 5 5 2 2 0 2 1 3 5 1 31 2003 1 6 7 6 2 2 1 2 0 1 6 4 38 2004 3 1 4 3 1 1 3 0 1 3 4 6 30 2005 6 3 7 3 2 2 0 1 2 2 4 3 35 MEAN 3.9 3.9 5.3 3.6 2.6 1.8 1.3 1.7 2.4 3.3 3.6 3.6 37.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH PRECIPITATION EQUAL TO OR GREATER THAN 1 MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 4 3 *** 1953 5 2 6 0 0 1 4 3 7 6 6 8 48 1954 10 10 7 12 1 0 4 2 1 1 5 2 55 1955 6 4 11 10 8 7 0 3 5 3 6 7 70 1956 6 13 12 13 8 0 7 3 12 5 4 7 90 1957 4 5 15 9 5 11 3 4 0 9 6 5 76 1958 9 5 13 14 4 8 8 5 4 7 6 3 86 1959 7 13 11 10 4 7 4 5 10 9 13 7 100 1960 7 6 13 9 6 2 8 9 4 3 12 6 85 1961 10 3 11 8 3 1 3 5 10 2 8 4 68 1962 8 9 8 13 8 8 2 3 2 5 6 5 77 1963 7 9 14 10 11 8 5 6 6 11 7 5 99 1964 7 5 13 11 3 2 8 4 6 5 7 8 79 1965 7 8 9 8 4 2 8 4 7 8 6 7 78 1966 4 9 9 8 9 3 4 3 4 7 0 5 65 1967 4 9 9 7 3 3 4 2 6 8 8 3 66 1968 6 9 11 11 6 6 2 5 2 5 9 11 83 1969 18 13 19 16 9 4 3 4 9 10 12 9 126 1970 9 7 16 8 4 4 4 9 9 8 7 6 91 1971 7 11 9 10 5 4 0 6 0 6 5 11 74 1972 11 11 13 5 13 6 1 3 6 5 4 13 91 1973 11 8 12 7 6 8 3 9 10 3 6 8 91 1974 6 11 19 11 5 3 11 4 12 0 6 6 94 1975 4 7 13 5 5 2 1 3 2 10 8 6 66 1976 5 15 15 8 9 5 6 0 5 8 6 8 90 1977 16 3 12 9 11 7 4 9 9 11 6 12 109 1978 6 10 9 12 11 11 1 5 4 3 11 9 92 1979 10 12 9 11 6 5 5 2 5 4 5 9 83 1980 9 12 13 8 9 4 0 6 8 10 7 9 95 1981 6 7 10 10 8 1 11 6 6 4 5 6 80 1982 11 6 9 4 13 7 4 5 3 9 16 3 90 1983 8 3 9 6 9 9 4 6 9 5 5 8 81 1984 5 7 9 6 10 7 1 3 1 3 11 6 69 1985 7 10 7 2 1 2 2 3 2 6 4 10 56 1986 5 10 7 6 4 1 2 2 3 2 10 10 62 1987 4 8 12 8 6 1 7 8 6 10 7 7 84 1988 10 10 11 8 4 2 9 6 2 4 7 8 81 1989 9 6 8 3 4 1 2 2 5 4 4 9 57 1990 7 6 7 6 2 1 2 1 2 6 3 6 49 1991 5 10 10 5 10 3 1 1 4 4 6 6 65 1992 10 8 9 12 9 5 5 9 4 4 5 9 89 1993 9 10 9 9 2 8 2 4 6 2 10 6 77 1994 8 10 8 4 4 9 0 7 6 9 6 7 78 1995 6 4 7 9 1 2 4 3 7 8 4 7 62 1996 4 9 8 6 3 7 3 1 5 7 5 3 61 1997 6 7 10 5 5 4 4 2 6 5 6 8 68 1998 10 9 6 5 4 2 3 2 7 6 3 4 61 1999 8 2 7 5 8 0 6 2 5 3 11 3 60 2000 8 11 10 0 5 4 2 3 4 11 2 9 69 2001 6 5 8 6 10 1 3 1 5 3 7 4 59 2002 6 7 9 11 5 2 2 6 2 3 8 7 68 2003 4 11 13 10 4 3 1 6 2 1 8 6 69 2004 4 3 11 9 8 2 5 1 5 5 9 9 71 2005 7 6 12 6 7 5 0 4 4 5 6 4 66 MEAN 7.4 8.0 10.5 8.0 6.1 4.2 3.7 4.2 5.2 5.7 6.7 6.8 76.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 5 5 *** 1953 12 6 7 3 0 1 11 5 11 10 10 8 84 1954 13 16 13 16 4 3 8 2 2 1 6 5 89 1955 8 5 16 10 12 7 0 3 5 4 7 8 85 1956 6 17 17 15 12 5 11 5 14 7 4 8 121 1957 9 8 15 11 8 13 3 4 1 9 6 5 92 1958 9 5 13 14 4 8 8 5 4 7 6 3 86 1959 8 13 11 10 4 7 4 5 10 9 15 9 105 1960 7 6 16 9 6 2 8 9 4 3 12 6 88 1961 10 4 11 9 4 1 4 6 10 2 8 4 73 1962 8 9 8 13 8 8 2 3 2 5 6 5 77 1963 8 9 15 10 11 8 5 7 6 11 7 5 102 1964 7 6 13 11 3 3 9 7 6 6 7 8 86 1965 10 9 10 10 6 2 8 6 7 9 6 7 90 1966 6 10 10 9 9 5 4 3 10 8 0 5 79 1967 4 12 9 9 4 5 5 2 9 9 9 4 81 1968 6 9 13 12 8 9 4 5 2 6 11 11 96 1969 18 14 22 18 9 4 4 5 13 10 12 10 139 1970 10 7 16 10 6 4 4 9 10 9 7 8 100 1971 7 11 11 10 6 5 0 8 1 6 6 12 83 1972 14 11 15 6 14 7 2 5 6 5 7 14 106 1973 11 8 14 8 8 9 5 10 11 4 7 8 103 1974 7 14 22 12 6 5 15 6 13 0 6 6 112 1975 7 8 13 5 6 2 1 3 4 13 9 7 78 1976 6 17 20 10 10 7 8 1 7 11 8 10 115 1977 21 6 16 12 12 8 8 10 11 13 7 12 136 1978 7 13 11 14 15 13 2 11 4 3 11 11 115 1979 11 17 11 14 8 7 5 4 5 8 7 10 107 1980 12 14 16 12 10 5 0 9 11 10 11 11 121 1981 6 9 16 19 12 5 15 7 7 8 5 7 116 1982 12 11 11 8 15 10 9 9 4 13 17 6 125 1983 12 6 12 7 14 13 6 11 11 5 6 10 113 1984 6 11 17 8 11 8 2 6 5 5 13 10 102 1985 10 13 15 3 6 3 4 4 4 10 5 11 88 1986 7 11 11 7 11 7 2 4 3 8 11 11 93 1987 5 10 16 11 8 2 7 11 7 12 8 10 107 1988 13 11 15 12 5 3 12 12 5 5 10 9 112 1989 10 8 11 5 7 1 5 6 9 5 6 20 93 1990 10 10 8 9 6 4 4 7 3 7 3 8 79 1991 7 14 13 8 11 3 2 2 9 6 9 9 93 1992 12 12 15 15 10 11 9 10 7 6 7 12 126 1993 12 13 12 14 8 12 6 7 10 4 14 11 123 1994 10 14 18 8 7 20 2 11 8 12 8 10 128 1995 10 7 9 13 7 5 7 6 10 10 7 10 101 1996 11 14 21 16 9 11 3 4 7 10 7 5 118 1997 11 12 15 10 8 9 12 6 9 5 7 10 114 1998 16 12 12 10 8 6 5 11 10 8 6 9 113 1999 9 5 13 12 11 3 9 3 11 8 14 4 102 2000 12 13 15 3 10 9 3 5 13 14 4 11 112 2001 8 6 12 12 15 7 4 6 7 7 12 11 107 2002 10 8 13 19 11 7 8 12 8 8 11 14 129 2003 9 15 17 19 9 14 10 8 7 8 12 10 138 2004 8 8 14 12 13 5 12 3 9 7 12 10 113 2005 12 11 17 8 15 13 2 9 7 6 9 8 117 MEAN 9.6 10.3 13.8 10.8 8.7 6.7 5.8 6.4 7.3 7.5 8.3 8.7 103.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 0 1 0 0 0 0 0 0 0 0 1 1954 0 0 0 0 0 0 0 1 1 0 0 0 2 1955 0 0 0 1 0 0 0 0 0 0 0 0 1 1956 0 0 0 0 1 0 0 0 0 0 1 0 2 1957 0 0 0 0 0 0 0 0 0 0 0 0 0 1958 0 0 0 0 0 0 0 0 0 0 0 0 0 1959 0 0 0 0 0 0 0 0 0 0 1 0 1 1960 0 0 0 0 0 1 0 0 0 0 0 0 1 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 0 0 1 0 0 0 0 0 0 0 1 1964 0 0 0 0 0 0 0 0 0 0 0 0 0 1965 0 0 0 0 0 0 1 0 0 1 0 0 2 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 0 0 0 0 1 0 0 0 0 1 0 0 2 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 0 0 0 0 0 0 1 0 1 0 0 2 1971 0 0 0 0 0 0 0 0 0 0 0 0 0 1972 0 0 0 0 1 0 0 0 0 0 0 0 1 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 0 0 1978 0 0 0 0 1 1 0 0 0 0 0 0 2 1979 0 0 0 0 0 0 0 0 0 1 1 1 3 1980 0 0 0 0 0 0 0 0 0 2 2 0 4 1981 0 0 0 0 1 0 0 0 0 0 0 0 1 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 0 0 0 0 0 0 0 0 0 2 0 0 2 1984 0 0 0 1 2 0 0 0 1 0 0 0 4 1985 0 0 0 0 0 0 0 1 0 1 0 1 3 1986 0 0 0 0 1 0 0 1 2 1 0 0 5 1987 0 1 0 0 2 0 5 0 1 0 0 0 9 1988 0 0 0 0 0 3 6 4 1 0 0 1 15 1989 0 0 1 0 0 0 4 2 0 0 0 0 7 1990 0 0 0 0 0 1 0 1 0 0 0 0 2 1991 0 0 0 0 2 2 2 0 0 2 0 0 8 1992 0 0 0 3 1 7 3 3 1 0 1 2 21 1993 1 0 2 0 1 6 2 0 2 0 0 0 14 1994 0 0 0 0 1 2 0 0 3 3 0 0 9 1995 0 0 2 0 4 1 3 0 3 0 2 0 15 1996 0 0 1 1 3 1 1 2 2 2 1 0 14 1997 1 0 0 0 0 9 3 1 0 2 2 0 18 1998 0 0 0 3 9 4 0 8 4 3 0 0 31 1999 0 0 1 4 1 5 5 2 1 5 0 0 24 2000 0 1 0 0 2 2 3 3 8 3 1 0 23 2001 0 0 0 0 3 0 3 2 5 2 3 0 18 2002 2 0 0 1 3 0 6 4 1 6 1 0 24 2003 0 0 1 3 0 5 2 8 2 3 4 0 28 2004 0 2 0 1 5 1 6 3 3 2 2 0 25 2005 0 0 0 2 7 10 2 6 5 5 3 1 41 MEAN 0.1 0.1 0.2 0.4 1.0 1.2 1.1 1.0 0.9 0.9 0.5 0.1 7.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 1 1 *** 1953 0 0 2 0 0 0 0 0 0 0 0 1 3 1954 2 4 1 0 0 0 0 0 0 0 0 0 7 1955 0 0 0 0 0 0 0 0 0 0 0 0 0 1956 0 1 0 1 0 0 0 0 0 0 0 1 3 1957 1 0 1 0 0 0 0 0 0 0 1 1 4 1958 0 1 0 0 0 0 0 0 0 0 0 0 1 1959 1 6 0 0 0 0 0 0 0 0 1 3 11 1960 0 0 5 0 0 0 0 0 0 0 0 0 5 1961 0 0 0 0 0 0 0 0 0 0 0 0 0 1962 0 0 0 0 0 0 0 0 0 0 0 0 0 1963 0 0 1 0 0 0 0 0 0 0 0 2 3 1964 5 0 0 0 0 0 0 0 0 0 0 1 6 1965 0 1 1 0 0 0 0 0 0 0 0 0 2 1966 0 0 0 0 0 0 0 0 0 0 0 0 0 1967 1 3 0 0 0 0 0 0 0 0 0 1 5 1968 1 2 0 0 0 0 0 0 0 0 0 0 3 1969 9 7 2 0 0 0 0 0 0 0 0 0 18 1970 1 0 0 0 0 0 0 0 0 0 0 0 1 1971 1 1 0 0 0 0 0 0 0 0 0 0 2 1972 9 7 2 0 0 0 0 0 0 0 0 6 24 1973 6 1 1 0 0 0 0 0 0 0 0 1 9 1974 1 3 0 0 0 0 0 0 0 0 0 0 4 1975 1 1 1 0 0 0 0 0 0 0 0 1 4 1976 0 8 4 0 0 0 0 0 0 0 0 0 12 1977 9 0 0 0 0 0 0 0 0 0 0 0 9 1978 0 0 0 0 0 0 0 0 0 0 0 1 1 1979 0 4 0 0 0 0 0 0 0 0 0 0 4 1980 5 3 0 0 0 0 0 0 0 0 0 0 8 1981 0 1 0 1 0 0 0 0 0 0 0 0 2 1982 3 5 2 0 0 0 0 0 0 0 0 1 11 1983 3 1 1 0 0 0 0 0 0 0 0 0 5 1984 0 4 0 0 0 0 0 0 0 0 0 1 5 1985 1 4 4 0 0 0 0 0 0 0 0 0 9 1986 0 0 2 0 0 0 0 0 0 0 0 0 2 1987 0 0 1 0 0 0 0 0 0 0 0 0 1 1988 2 0 0 0 0 0 0 0 0 0 0 0 2 1989 2 4 0 0 0 0 0 0 0 0 0 0 6 1990 1 0 3 0 0 0 0 0 0 0 0 2 6 1991 0 3 0 0 0 0 0 0 0 0 0 0 3 1992 1 2 1 0 0 0 0 0 0 0 0 1 5 1993 0 2 0 0 0 0 0 0 0 0 0 0 2 1994 1 5 0 0 0 0 0 0 0 0 0 2 8 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 2 3 0 0 0 0 0 0 0 0 0 0 5 1997 3 3 1 0 0 0 0 0 0 0 0 0 7 1998 1 7 0 0 0 0 0 0 0 0 0 0 8 1999 0 0 1 0 0 0 0 0 0 0 0 0 1 2000 0 0 0 0 0 0 0 0 0 0 0 0 0 2001 3 0 0 0 0 0 0 0 0 0 0 0 3 2002 2 0 0 0 0 0 0 0 0 0 0 3 5 2003 0 1 0 0 0 0 0 0 0 0 0 0 1 2004 1 0 0 0 0 0 0 0 0 0 0 0 1 2005 0 1 0 0 0 0 0 0 0 0 0 0 1 MEAN 1.5 1.9 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.6 4.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 0 *** 1953 0 0 1 0 0 0 0 0 0 0 0 0 1 1954 0 0 0 0 0 0 0 0 0 0 0 0 0 1955 0 1 0 0 0 1 0 0 0 1 1 0 4 1956 0 0 1 1 0 0 0 1 0 0 1 0 4 1957 0 0 0 0 0 0 0 0 0 1 8 3 12 1958 0 0 0 0 0 0 1 0 0 0 0 0 1 1959 0 0 1 0 0 0 0 0 0 0 0 1 2 1960 0 1 2 0 0 0 0 0 0 1 0 0 4 1961 1 0 3 0 2 0 0 1 0 0 1 0 8 1962 0 1 0 0 0 0 0 0 0 0 0 0 1 1963 0 0 0 0 0 0 1 0 0 0 0 0 1 1964 0 0 0 0 0 0 0 0 0 1 0 0 1 1965 0 0 0 0 0 0 0 0 0 0 0 0 0 1966 0 0 0 0 0 0 0 0 0 0 1 0 1 1967 1 0 0 0 0 0 0 0 0 0 0 0 1 1968 0 0 0 0 0 0 0 0 0 0 0 0 0 1969 0 0 0 0 0 0 0 0 0 0 0 0 0 1970 0 1 1 0 0 0 0 0 0 0 0 0 2 1971 0 0 0 0 1 1 0 0 0 1 0 0 3 1972 0 0 1 0 0 0 0 0 0 0 0 0 1 1973 0 0 0 0 0 0 0 0 0 0 0 0 0 1974 0 0 0 0 0 0 0 0 0 0 0 0 0 1975 0 0 0 0 0 2 0 0 0 0 0 0 2 1976 0 0 0 0 0 0 0 0 0 0 0 0 0 1977 0 0 0 0 0 0 0 0 0 0 0 1 1 1978 0 0 1 1 0 0 0 0 0 0 0 0 2 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 0 1 0 0 1 0 0 0 0 0 0 0 2 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 1 0 0 0 1 0 0 0 0 0 0 0 2 1983 0 0 0 0 0 0 0 0 0 0 0 0 0 1984 0 0 0 0 0 0 0 0 1 0 2 3 6 1985 0 1 0 0 0 0 0 0 0 1 0 0 2 1986 1 0 0 0 0 0 0 1 0 0 2 0 4 1987 0 2 0 3 0 3 1 0 1 1 0 3 14 1988 0 0 3 0 0 0 0 1 0 0 0 0 4 1989 0 0 0 0 1 0 0 0 1 0 0 0 2 1990 0 0 0 1 1 1 0 0 2 0 0 0 5 1991 0 0 0 0 1 0 0 0 0 0 0 0 1 1992 0 0 0 1 0 2 0 0 0 0 0 0 3 1993 0 0 0 0 0 0 0 1 1 1 0 0 3 1994 0 0 0 0 0 0 0 0 0 0 0 0 0 1995 0 0 0 0 0 1 0 0 0 0 0 0 1 1996 0 0 0 0 0 0 0 0 0 1 0 0 1 1997 0 0 0 0 1 1 0 0 0 0 0 0 2 1998 0 0 0 0 0 0 0 0 0 0 0 1 1 1999 0 0 0 0 0 0 0 0 0 0 0 0 0 2000 0 0 0 0 0 2 0 0 1 0 0 0 3 2001 0 0 0 2 0 0 1 0 0 0 0 0 3 2002 0 0 0 0 2 0 0 0 0 0 0 0 2 2003 0 2 1 2 0 0 0 1 0 0 0 0 6 2004 0 0 0 0 2 3 0 1 0 0 1 0 7 2005 0 0 0 2 2 0 0 0 0 1 0 0 5 MEAN 0.1 0.2 0.3 0.2 0.3 0.3 0.1 0.1 0.1 0.2 0.3 0.2 2.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** 45 *** PREVAIL. DIRECT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 2.1 ***** PREVAIL. SPEED ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 56.4 ***** PREVAIL. PERCENT ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 0.0 ***** CALMS PERCENT **** **** **** **** **** **** **** **** **** **** 108 163 271 WIND OBSER. NO. 1953 45 45 45 360 *** *** *** *** *** *** *** *** *** PREVAIL. DIRECT. 2.1 2.1 2.3 2.4 ***** ***** ***** ***** ***** ***** ***** ***** ***** PREVAIL. SPEED 68.4 67.9 60.6 53.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** PREVAIL. PERCENT 0.0 0.0 0.0 0.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** CALMS PERCENT 155 140 155 134 103 98 103 101 98 107 98 99 1391 WIND OBSER. NO. 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** PREVAIL. DIRECT. ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** PREVAIL. SPEED ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** PREVAIL. PERCENT ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** CALMS PERCENT 93 84 93 90 93 90 93 93 90 93 90 93 1095 WIND OBSER. NO. 1955 *** *** *** 135 135 135 135 315 315 45 45 45 *** PREVAIL. DIRECT. ***** ***** ***** 2.1 2.0 2.0 2.0 2.0 2.0 2.0 2.0 2.1 ***** PREVAIL. SPEED ***** ***** ***** 46.2 38.7 46.7 27.3 20.0 28.0 49.7 35.3 31.6 ***** PREVAIL. PERCENT ***** ***** ***** 0.8 0.0 0.0 0.0 1.3 0.0 13.5 49.3 26.5 ***** CALMS PERCENT 93 84 93 130 155 150 143 155 150 155 150 155 1613 WIND OBSER. NO. 1956 45 360 360 315 315 315 315 315 315 315 315 315 315 PREVAIL. DIRECT. 2.1 2.1 2.1 2.2 2.1 2.2 2.2 2.5 2.2 2.3 2.2 2.2 2.2 PREVAIL. SPEED 47.8 32.8 30.1 54.6 61.8 68.3 82.3 83.9 68.9 62.9 76.7 99.5 58.7 PREVAIL. PERCENT 8.1 12.6 4.8 1.1 0.0 1.1 1.1 0.5 1.1 0.0 0.0 0.0 2.5 CALMS PERCENT 186 174 186 185 186 180 186 186 180 186 180 186 2201 WIND OBSER. NO. 1957 315 315 315 315 315 315 315 315 315 360 315 315 315 PREVAIL. DIRECT. 2.2 2.2 2.4 2.3 2.6 2.5 4.0 6.6 8.1 5.9 5.4 4.7 3.7 PREVAIL. SPEED 98.9 94.0 75.3 90.6 97.8 91.1 73.4 64.0 69.7 54.8 63.8 34.8 74.5 PREVAIL. PERCENT 0.0 0.0 0.0 0.0 0.0 0.6 10.6 5.9 3.4 14.8 8.7 31.0 5.8 CALMS PERCENT 186 168 186 180 185 180 188 186 178 155 149 155 2096 WIND OBSER. NO. 1958 270 270 270 270 270 270 270 270 270 270 315 270 270 PREVAIL. DIRECT. 5.2 6.4 8.4 8.2 6.8 6.7 4.5 5.3 6.1 5.9 3.7 4.3 6.3 PREVAIL. SPEED 16.1 22.5 36.0 34.0 37.5 28.7 28.4 28.4 34.0 26.5 14.7 20.0 26.8 PREVAIL. PERCENT 30.3 17.6 11.3 14.0 20.4 28.7 32.9 47.7 43.3 49.7 70.0 60.6 35.7 CALMS PERCENT 155 142 150 150 152 150 155 155 150 155 150 155 1819 WIND OBSER. NO. 1959 45 360 270 360 270 270 360 270 360 360 360 270 360 PREVAIL. DIRECT. 3.5 4.0 7.2 4.1 6.8 6.7 4.3 5.9 3.7 3.8 3.8 4.1 3.9 PREVAIL. SPEED 9.0 15.0 15.5 20.7 17.4 27.3 32.9 32.9 31.3 41.9 32.0 31.6 22.7 PREVAIL. PERCENT 64.5 57.9 54.2 49.3 51.6 35.3 22.6 29.7 41.3 27.7 16.0 25.2 39.5 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1960 270 270 270 270 270 225 225 225 225 270 270 180 270 PREVAIL. DIRECT. 3.8 4.0 3.7 3.3 5.1 4.5 3.4 3.7 4.3 5.5 4.1 2.8 4.1 PREVAIL. SPEED 28.4 35.9 31.0 19.3 24.5 32.0 21.3 25.8 22.0 12.3 16.0 12.3 17.9 PREVAIL. PERCENT 31.6 34.5 24.5 61.3 45.8 52.0 61.9 52.9 68.0 65.2 52.7 51.0 50.1 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1961 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 4.4 5.6 5.8 5.4 8.2 7.4 6.7 8.3 6.1 7.0 5.8 5.5 6.5 PREVAIL. SPEED 18.7 20.0 26.5 18.7 21.3 19.3 23.9 28.4 36.0 21.3 4.0 16.1 21.2 PREVAIL. PERCENT 45.8 50.0 51.6 54.0 45.8 42.0 33.5 34.8 32.0 48.4 82.0 52.3 47.6 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1962 270 90 270 270 270 270 270 270 270 270 225 270 270 PREVAIL. DIRECT. 5.6 3.4 6.4 4.4 7.3 6.9 5.2 5.1 4.9 5.1 5.8 7.3 5.7 PREVAIL. SPEED 6.5 5.0 23.2 25.3 21.9 18.7 33.5 42.6 31.3 14.2 7.3 11.0 20.1 PREVAIL. PERCENT 78.1 75.0 49.0 46.7 53.5 58.0 40.0 32.9 51.3 71.6 63.3 72.9 57.6 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1963 270 270 270 270 270 225 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.2 6.7 7.9 6.9 7.4 9.6 6.1 7.4 6.7 8.7 8.0 7.2 7.0 PREVAIL. SPEED 12.3 12.9 10.3 16.7 36.8 24.7 27.7 27.1 20.0 7.1 6.7 6.5 16.7 PREVAIL. PERCENT 76.8 77.1 72.9 60.0 40.6 43.3 48.4 43.9 58.0 81.3 82.0 85.2 64.1 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1964 270 225 225 225 270 270 225 225 225 270 270 225 270 PREVAIL. DIRECT. 9.5 8.0 7.2 7.6 8.0 5.9 8.2 6.7 8.3 8.2 6.3 6.5 7.2 PREVAIL. SPEED 16.8 9.7 13.5 18.0 21.3 30.0 25.2 19.4 24.0 16.8 12.7 5.2 14.4 PREVAIL. PERCENT 73.5 70.3 60.0 58.7 46.5 42.7 45.8 62.6 59.3 67.1 76.0 89.0 62.6 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1965 225 90 225 270 225 270 225 270 270 270 225 270 270 PREVAIL. DIRECT. 8.0 7.2 8.4 9.6 10.1 9.5 10.2 9.0 9.0 9.3 6.9 8.9 9.1 PREVAIL. SPEED 9.7 13.6 18.1 16.7 25.2 34.0 25.2 35.5 26.0 20.6 10.0 14.8 18.6 PREVAIL. PERCENT 72.9 70.0 56.1 46.7 36.8 31.3 38.7 37.4 44.7 63.9 80.0 61.9 53.3 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1966 225 270 270 270 270 270 270 270 270 315 270 270 270 PREVAIL. DIRECT. 7.4 7.5 8.9 7.7 8.0 7.2 7.8 7.6 6.3 5.2 5.3 6.9 7.5 PREVAIL. SPEED 8.4 16.4 21.3 32.0 39.4 38.0 21.3 36.1 22.7 11.0 9.3 11.0 22.0 PREVAIL. PERCENT 76.8 57.9 58.1 45.3 46.5 26.0 36.8 31.0 54.0 71.6 78.0 65.8 54.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1967 270 270 270 270 270 270 270 270 270 270 270 90 270 PREVAIL. DIRECT. 7.5 9.4 7.5 5.5 6.7 7.0 7.0 5.8 6.4 6.5 4.7 4.1 6.7 PREVAIL. SPEED 8.4 8.6 28.4 20.7 32.9 32.0 48.4 35.7 25.3 14.8 8.8 6.5 22.5 PREVAIL. PERCENT 77.4 70.7 50.3 58.7 37.4 40.7 38.1 37.0 54.0 63.2 75.5 75.5 56.4 CALMS PERCENT 155 140 155 150 155 150 155 154 150 155 147 155 1821 WIND OBSER. NO. 1968 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.9 5.8 7.7 7.3 7.2 7.5 6.8 6.8 7.0 6.8 6.7 7.7 7.0 PREVAIL. SPEED 12.3 16.6 18.7 12.0 19.4 28.0 25.2 32.9 20.0 15.5 6.0 7.7 17.9 PREVAIL. PERCENT 63.9 60.0 56.1 70.7 73.5 40.7 56.8 51.0 62.7 63.2 84.7 76.1 63.3 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1969 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.6 6.4 6.7 7.6 8.7 7.2 6.1 6.4 5.0 5.1 6.5 5.6 6.6 PREVAIL. SPEED 9.0 15.7 15.5 18.7 21.9 23.3 32.3 24.5 20.7 8.7 10.0 6.5 17.2 PREVAIL. PERCENT 71.6 71.4 63.9 52.0 58.7 52.7 39.4 61.3 64.7 77.6 71.3 80.6 63.8 CALMS PERCENT 155 140 155 150 155 150 155 155 150 161 150 155 1831 WIND OBSER. NO. 1970 225 225 270 270 225 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 4.4 4.8 4.5 6.2 6.7 5.9 6.2 5.5 5.7 5.4 5.3 5.6 5.8 PREVAIL. SPEED 9.0 7.1 12.3 17.3 14.2 32.0 34.8 21.9 22.0 12.3 10.7 7.1 16.2 PREVAIL. PERCENT 81.9 75.7 66.5 62.7 69.0 50.0 46.5 60.0 60.0 72.9 74.7 76.1 66.3 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1971 270 225 270 270 270 270 270 270 270 45 225 270 270 PREVAIL. DIRECT. 4.5 6.3 6.2 6.2 6.0 6.1 6.7 5.5 5.2 5.4 6.3 6.0 5.9 PREVAIL. SPEED 9.7 13.6 11.0 17.3 21.3 40.0 37.4 38.7 25.3 7.1 8.7 7.1 19.2 PREVAIL. PERCENT 69.7 66.4 70.3 62.7 57.4 43.3 45.8 45.8 64.7 69.7 78.0 75.5 62.4 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1972 225 270 45 225 225 270 270 270 270 270 270 225 270 PREVAIL. DIRECT. 5.8 4.4 4.9 4.8 5.6 5.4 4.4 6.2 4.2 4.6 6.5 6.0 5.1 PREVAIL. SPEED 11.0 8.3 10.3 16.7 19.4 30.7 32.3 39.4 26.7 11.0 8.0 4.5 17.1 PREVAIL. PERCENT 73.5 77.9 70.3 67.3 58.1 49.3 40.0 41.9 55.3 76.1 80.0 86.5 64.6 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1973 270 270 270 270 270 270 270 270 270 270 225 270 270 PREVAIL. DIRECT. 5.0 5.6 5.9 5.6 5.5 5.0 5.2 4.4 5.0 4.9 6.7 4.5 5.1 PREVAIL. SPEED 8.4 11.4 20.0 28.7 28.4 42.7 44.5 42.6 21.3 19.4 12.0 12.9 24.2 PREVAIL. PERCENT 84.5 72.9 68.4 67.3 65.2 48.0 39.4 47.7 62.0 77.4 77.3 82.6 66.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1974 270 270 225 270 270 270 270 270 270 270 225 225 270 PREVAIL. DIRECT. 4.5 5.0 5.7 5.4 6.0 6.2 5.5 5.4 5.5 5.9 7.2 8.0 5.7 PREVAIL. SPEED 16.8 16.4 18.7 34.0 40.6 48.7 45.8 39.4 27.3 9.0 10.7 4.5 25.3 PREVAIL. PERCENT 80.0 74.3 71.0 46.7 47.1 38.0 32.9 37.4 54.7 87.1 76.0 89.7 61.2 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1975 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 4.2 5.2 5.9 6.1 5.8 4.5 5.0 5.7 4.5 4.8 6.3 5.5 5.3 PREVAIL. SPEED 7.1 18.6 22.6 12.7 33.1 14.4 21.0 16.7 17.2 7.0 4.4 6.5 14.9 PREVAIL. PERCENT 84.5 72.1 62.6 74.0 44.8 77.8 67.2 73.1 79.4 90.3 90.0 90.3 76.0 CALMS PERCENT 155 140 155 150 163 180 186 186 180 186 180 186 2047 WIND OBSER. NO. 1976 270 270 225 270 270 270 225 270 270 270 270 270 270 PREVAIL. DIRECT. 5.2 4.9 5.3 5.9 6.1 5.4 5.1 4.9 5.3 4.5 4.1 5.8 5.4 PREVAIL. SPEED 2.7 8.6 15.1 17.2 15.6 7.8 6.5 18.3 15.0 8.1 3.9 6.5 10.2 PREVAIL. PERCENT 95.2 83.9 68.3 71.1 65.6 85.0 87.1 76.3 77.2 87.6 92.2 85.5 81.2 CALMS PERCENT 186 174 186 180 186 180 186 186 180 186 180 186 2196 WIND OBSER. NO. 1977 225 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.1 5.8 4.9 5.4 5.1 5.3 5.0 5.3 4.3 5.0 5.6 5.6 5.2 PREVAIL. SPEED 4.3 4.8 10.2 12.2 11.8 18.3 15.1 14.0 4.4 4.8 5.0 3.8 9.0 PREVAIL. PERCENT 91.4 89.3 78.5 77.8 76.3 74.4 75.3 76.3 93.3 88.7 89.4 84.9 82.9 CALMS PERCENT 186 168 186 180 186 180 186 186 180 186 180 186 2190 WIND OBSER. NO. 1978 270 270 225 270 270 270 270 270 270 225 270 225 270 PREVAIL. DIRECT. 6.1 5.3 5.0 5.9 5.5 5.4 5.3 4.7 5.5 6.6 6.2 5.3 5.5 PREVAIL. SPEED 5.4 7.7 7.0 10.6 18.3 23.9 15.1 16.1 4.4 4.8 2.8 3.4 9.6 PREVAIL. PERCENT 85.5 81.5 84.9 79.4 75.8 68.9 81.7 78.5 92.2 87.6 94.4 93.6 83.8 CALMS PERCENT 186 168 186 180 186 180 186 186 180 186 180 204 2208 WIND OBSER. NO. 1979 270 270 270 270 270 270 270 270 270 270 270 225 270 PREVAIL. DIRECT. 4.3 6.5 5.0 6.4 6.0 5.3 5.4 4.5 5.9 4.3 7.1 6.3 5.5 PREVAIL. SPEED 1.2 1.8 4.4 7.1 13.7 17.5 10.5 11.7 7.5 1.6 3.3 2.4 6.9 PREVAIL. PERCENT 98.0 96.4 94.0 87.1 84.3 79.2 85.5 87.5 92.1 96.8 96.7 95.6 91.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 247 240 248 2919 WIND OBSER. NO. 1980 225 225 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 5.8 5.0 4.6 5.5 6.7 5.3 5.3 4.9 5.6 4.4 8.5 6.7 5.6 PREVAIL. SPEED 1.6 1.7 10.1 10.0 12.5 10.8 6.0 12.5 9.2 6.9 4.6 6.0 7.6 PREVAIL. PERCENT 97.6 97.0 85.5 85.0 81.9 87.9 91.1 82.3 86.6 89.5 90.4 90.7 88.8 CALMS PERCENT 247 232 248 240 248 240 248 248 239 248 240 248 2926 WIND OBSER. NO. 1981 270 270 270 270 270 270 270 270 270 270 135 135 270 PREVAIL. DIRECT. 6.4 6.6 6.5 6.3 6.1 5.9 5.6 5.7 5.6 4.8 4.8 4.8 5.9 PREVAIL. SPEED 3.6 7.1 10.1 9.7 12.9 17.8 18.3 31.7 16.1 9.1 4.5 10.5 11.6 PREVAIL. PERCENT 95.2 87.5 87.9 87.6 76.9 78.9 79.6 64.0 77.8 84.4 79.8 75.0 81.7 CALMS PERCENT 248 224 248 185 186 180 186 186 180 186 198 248 2455 WIND OBSER. NO. 1982 135 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 5.1 7.0 5.9 8.1 7.0 6.0 7.3 6.2 6.0 5.0 5.2 4.7 6.5 PREVAIL. SPEED 6.0 9.5 11.1 15.4 19.0 26.7 27.4 22.3 16.2 10.1 7.5 5.9 14.2 PREVAIL. PERCENT 79.8 82.4 76.1 76.7 74.8 61.7 63.5 71.8 74.3 72.1 75.9 83.3 74.6 CALMS PERCENT 248 210 234 240 242 180 208 188 210 247 228 186 2621 WIND OBSER. NO. 1983 270 270 270 270 270 270 270 270 270 135 135 270 270 PREVAIL. DIRECT. 6.5 6.7 6.6 6.8 6.2 5.1 4.9 4.7 4.4 3.9 3.9 6.1 5.5 PREVAIL. SPEED 12.6 7.6 13.2 14.6 11.7 19.6 18.1 20.2 14.2 8.5 6.7 6.9 12.8 PREVAIL. PERCENT 74.4 78.1 73.7 75.5 81.5 74.6 75.8 66.8 61.3 70.6 63.3 73.4 72.4 CALMS PERCENT 246 224 190 233 248 240 248 247 240 248 240 248 2852 WIND OBSER. NO. 1984 270 315 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 7.9 5.0 7.9 8.4 8.3 7.4 7.0 6.2 6.6 8.1 6.7 6.2 7.4 PREVAIL. SPEED 7.3 6.0 12.5 20.4 12.9 24.2 17.3 20.2 10.8 7.3 6.3 5.2 12.3 PREVAIL. PERCENT 68.5 78.9 65.3 60.0 78.6 60.8 70.2 76.2 88.8 91.1 92.9 91.1 76.9 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1985 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 4.9 9.3 11.2 14.6 11.1 14.2 11.8 12.1 8.2 9.6 7.7 9.6 11.2 PREVAIL. SPEED 16.9 25.9 21.8 24.2 29.4 34.6 38.7 30.2 12.9 9.7 5.8 7.3 21.4 PREVAIL. PERCENT 69.4 64.3 72.2 70.4 63.3 58.3 56.9 65.3 85.8 87.5 92.5 87.9 72.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1986 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 7.5 8.9 9.0 7.0 7.1 8.1 6.9 6.6 7.2 8.9 12.5 7.2 7.6 PREVAIL. SPEED 4.8 9.4 7.7 13.8 19.4 25.8 24.2 16.9 11.7 5.6 2.5 4.8 12.2 PREVAIL. PERCENT 82.7 79.0 82.7 81.3 67.7 68.3 71.0 76.6 82.1 85.9 89.2 88.7 79.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1987 270 270 270 270 270 270 270 270 270 270 90 270 270 PREVAIL. DIRECT. 10.0 9.1 8.5 7.9 7.4 6.6 7.1 5.8 5.4 5.1 6.7 6.3 7.0 PREVAIL. SPEED 5.2 12.9 14.9 15.4 18.9 24.6 23.0 18.1 12.1 7.3 4.6 6.5 13.6 PREVAIL. PERCENT 89.1 78.6 67.7 65.8 71.5 63.8 64.1 70.6 77.9 84.3 80.0 78.2 74.3 CALMS PERCENT 248 224 248 240 228 240 248 248 240 248 240 248 2900 WIND OBSER. NO. 1988 270 270 270 270 270 270 270 270 270 225 225 270 270 PREVAIL. DIRECT. 7.0 7.8 6.6 5.4 6.3 6.6 6.2 5.8 5.4 5.2 4.9 6.3 6.3 PREVAIL. SPEED 8.5 6.9 19.8 15.2 17.3 26.7 23.4 16.9 16.7 6.0 6.7 8.5 14.1 PREVAIL. PERCENT 77.8 81.0 54.7 69.2 70.6 57.9 62.5 63.3 71.7 80.6 78.8 78.2 70.5 CALMS PERCENT 248 232 247 237 248 240 248 248 240 248 240 248 2924 WIND OBSER. NO. 1989 45 225 270 270 270 270 270 270 270 225 270 270 270 PREVAIL. DIRECT. 4.5 4.9 5.7 5.3 4.5 4.6 4.9 4.8 3.2 3.9 4.4 4.7 4.8 PREVAIL. SPEED 4.4 7.6 14.1 13.3 10.5 18.3 16.1 9.7 7.9 6.0 4.6 5.6 9.5 PREVAIL. PERCENT 82.3 78.1 71.4 74.6 74.2 69.2 74.2 79.8 84.6 85.1 87.9 88.3 79.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1990 270 270 270 270 270 270 270 270 270 225 270 225 270 PREVAIL. DIRECT. 4.5 5.8 4.7 5.8 5.1 5.0 4.2 4.3 4.8 4.2 4.5 5.5 4.9 PREVAIL. SPEED 8.1 8.0 12.9 13.8 16.5 19.2 15.5 14.1 8.8 6.9 3.3 3.2 10.6 PREVAIL. PERCENT 85.5 83.9 72.6 70.7 70.6 73.3 71.8 76.2 78.3 84.7 87.5 91.1 78.8 CALMS PERCENT 248 224 248 239 248 240 245 248 240 248 240 248 2916 WIND OBSER. NO. 1991 180 225 225 270 270 270 270 270 270 180 270 180 270 PREVAIL. DIRECT. 3.3 4.6 5.1 6.9 7.0 6.0 5.4 5.8 3.6 2.9 4.5 3.1 5.6 PREVAIL. SPEED 7.3 10.3 10.5 9.2 12.9 21.3 21.4 16.1 13.3 8.9 6.7 6.9 10.8 PREVAIL. PERCENT 82.3 74.1 77.0 75.8 72.2 62.5 69.0 75.0 69.6 78.2 80.4 77.4 74.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1992 270 270 270 270 270 270 270 270 180 180 180 180 270 PREVAIL. DIRECT. 6.6 7.5 5.4 5.8 5.3 4.9 3.9 4.1 2.8 2.4 2.5 2.6 5.1 PREVAIL. SPEED 9.7 9.5 11.7 15.8 11.3 18.8 14.9 12.1 12.1 8.1 5.0 8.5 10.6 PREVAIL. PERCENT 76.2 75.0 71.8 67.9 76.2 59.6 71.0 65.3 72.5 77.0 78.8 78.2 72.5 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1993 270 270 270 270 270 270 270 270 180 180 270 270 270 PREVAIL. DIRECT. 5.3 4.4 8.3 5.6 5.4 4.8 4.5 4.4 2.9 2.5 7.4 4.7 5.2 PREVAIL. SPEED 9.3 11.2 11.7 11.7 18.5 20.0 23.8 12.5 7.9 12.5 7.1 6.0 12.0 PREVAIL. PERCENT 71.0 72.8 67.7 68.3 64.1 57.9 59.3 75.8 73.3 74.6 78.8 81.9 70.4 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1994 225 270 270 270 270 270 270 270 180 180 180 180 270 PREVAIL. DIRECT. 3.8 5.4 5.3 4.4 4.9 4.8 5.0 3.8 3.3 2.8 3.8 3.7 4.9 PREVAIL. SPEED 6.5 8.0 11.7 10.4 10.9 12.5 23.8 12.1 22.5 11.7 6.7 10.9 10.1 PREVAIL. PERCENT 75.0 75.4 71.4 70.0 66.5 65.8 55.6 77.8 52.5 73.8 77.1 67.3 69.0 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1995 225 270 270 270 270 270 270 270 180 180 180 180 270 PREVAIL. DIRECT. 4.5 5.9 6.2 8.5 8.6 9.1 4.9 4.2 3.5 2.9 3.3 3.0 6.5 PREVAIL. SPEED 9.7 8.9 13.3 13.8 18.1 20.4 13.7 11.7 9.2 10.5 16.7 8.1 11.0 PREVAIL. PERCENT 62.3 72.3 58.1 55.0 48.8 65.0 78.2 79.4 72.5 66.5 65.4 78.6 66.8 CALMS PERCENT 247 224 248 240 248 240 248 248 240 248 240 248 2919 WIND OBSER. NO. 1996 180 270 270 270 270 270 270 270 270 180 180 180 270 PREVAIL. DIRECT. 2.7 5.3 5.2 5.8 7.3 6.0 5.2 4.5 4.4 3.2 3.0 3.3 5.3 PREVAIL. SPEED 4.8 7.8 15.7 17.5 13.3 25.0 19.8 20.2 12.1 11.3 16.7 12.9 12.9 PREVAIL. PERCENT 80.2 72.0 71.0 60.0 69.0 53.3 66.1 58.5 67.5 58.9 68.8 62.5 65.6 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1997 180 225 270 270 270 270 270 270 270 180 180 180 270 PREVAIL. DIRECT. 4.1 3.3 7.2 6.4 5.9 5.1 4.9 4.1 5.2 3.3 3.2 3.5 5.5 PREVAIL. SPEED 8.1 9.4 16.1 11.3 19.4 19.6 19.8 18.5 14.2 12.9 9.6 12.5 12.5 PREVAIL. PERCENT 64.5 62.9 52.0 60.0 52.8 63.3 59.7 61.3 60.0 60.1 72.1 64.5 61.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1998 180 225 270 270 270 270 270 270 270 180 180 225 270 PREVAIL. DIRECT. 3.4 2.7 5.7 4.3 6.5 6.2 4.5 5.6 4.8 2.8 2.8 3.7 5.4 PREVAIL. SPEED 6.9 8.9 13.7 16.7 16.5 24.2 22.6 13.7 7.1 6.9 3.3 6.0 11.7 PREVAIL. PERCENT 66.5 66.5 63.7 66.7 62.9 52.9 60.9 68.1 77.1 80.2 89.2 81.0 69.7 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1999 180 270 270 270 270 270 270 270 270 225 270 225 270 PREVAIL. DIRECT. 3.5 6.9 4.7 6.1 6.3 5.8 4.9 4.6 4.1 3.2 6.1 3.9 5.4 PREVAIL. SPEED 8.1 7.1 13.3 17.9 14.5 27.5 21.0 14.9 11.7 8.5 7.9 8.5 12.8 PREVAIL. PERCENT 72.6 74.6 66.1 59.2 58.9 56.7 61.7 69.0 65.8 69.8 72.5 80.6 67.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2000 225 225 270 270 270 270 270 270 270 225 180 225 270 PREVAIL. DIRECT. 8.8 4.0 5.3 5.4 6.6 9.5 7.3 7.3 6.6 3.8 4.5 5.3 7.0 PREVAIL. SPEED 8.9 12.9 14.9 14.2 25.0 27.9 29.8 26.6 20.4 10.9 11.3 16.1 17.5 PREVAIL. PERCENT 76.2 57.8 57.7 61.3 52.8 43.8 42.7 34.3 38.3 61.3 61.7 32.3 51.6 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2001 180 225 270 270 270 270 270 270 180 180 225 180 270 PREVAIL. DIRECT. 5.2 5.9 9.1 9.1 8.7 9.3 8.3 8.4 6.5 5.4 8.8 6.3 8.6 PREVAIL. SPEED 17.7 17.0 19.0 22.9 25.4 34.2 26.6 27.0 20.8 11.7 13.3 15.7 19.0 PREVAIL. PERCENT 26.6 17.0 19.4 21.3 16.5 10.4 16.5 20.2 40.4 46.0 48.3 47.2 27.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2002 180 180 270 270 270 270 270 270 270 180 180 180 270 PREVAIL. DIRECT. 7.0 6.6 8.1 8.3 8.0 8.8 8.5 7.6 6.4 5.4 5.3 5.7 7.9 PREVAIL. SPEED 17.3 12.9 15.3 21.7 22.2 32.5 25.0 21.4 18.3 19.0 24.2 14.9 16.3 PREVAIL. PERCENT 41.9 38.4 35.9 35.8 39.9 32.5 27.4 37.1 45.0 39.9 45.8 44.0 38.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2003 180 225 225 270 180 270 270 270 180 180 180 180 180 PREVAIL. DIRECT. 7.0 6.9 7.8 8.7 5.6 9.2 8.4 8.3 6.2 5.9 6.2 6.9 5.8 PREVAIL. SPEED 9.3 15.6 19.0 22.9 17.3 22.5 24.6 21.4 25.0 20.6 20.8 15.7 16.1 PREVAIL. PERCENT 49.6 37.1 33.1 28.3 29.4 25.0 33.1 32.7 24.6 34.7 39.6 47.2 34.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2004 225 225 225 270 270 270 270 270 180 180 180 180 270 PREVAIL. DIRECT. 8.2 6.8 6.8 9.5 9.5 9.3 7.9 7.5 6.1 6.2 5.5 5.6 8.7 PREVAIL. SPEED 14.9 13.4 16.1 17.1 28.6 27.9 26.6 24.6 25.0 19.0 15.8 18.1 18.1 PREVAIL. PERCENT 41.1 35.8 38.7 30.4 23.8 36.3 28.2 32.3 20.8 40.7 43.8 39.1 34.3 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2005 225 180 225 270 270 270 270 270 180 180 180 180 270 PREVAIL. DIRECT. 8.2 5.6 6.3 7.5 8.9 9.4 9.4 8.5 5.2 6.1 5.6 6.4 8.7 PREVAIL. SPEED 14.9 14.3 16.1 14.6 20.2 27.5 31.5 24.6 19.6 21.0 19.2 21.4 15.7 PREVAIL. PERCENT 41.1 41.1 39.1 39.2 36.3 31.3 32.7 29.4 37.1 39.1 44.2 41.1 37.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1952-2005 270 270 270 270 270 270 270 270 270 270 270 270 270 PREVAIL. DIRECT. 6.1 6.7 6.7 6.9 7.0 7.0 6.4 6.2 5.8 6.1 6.2 6.3 6.5 PREVAIL. SPEED 7.7 9.8 14.6 15.9 19.0 23.5 22.1 20.9 15.3 8.7 6.4 6.7 14.2 PREVAIL. PERCENT MEAN 68.3 65.1 59.5 57.8 55.9 52.0 53.8 56.1 61.1 68.1 71.6 69.3 61.5 CALMS PERCENT MEAN 207.2 188.7 205.7 197.7 205.6 198.8 205.6 205.5 199.4 206.1 199.5 205.6 2425.4 WIND OBSER. NO. =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** 41 *** VECTOR DIRECT. **** **** **** **** **** **** **** **** **** **** **** 1.7 **** WIND MAGNITUDE ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 81.0 ***** STEADINESES(%) 1953 42 42 31 2 *** *** *** *** *** *** *** *** *** VECTOR DIRECT. 1.7 1.8 1.6 2.0 **** **** **** **** **** **** **** **** **** WIND MAGNITUDE 81.0 85.7 66.7 80.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** STEADINESES(%) 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** VECTOR DIRECT. **** **** **** **** **** **** **** **** **** **** **** **** **** WIND MAGNITUDE ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** STEADINESES(%) 1955 *** *** *** 172 163 163 179 51 323 33 40 17 *** VECTOR DIRECT. **** **** **** 1.5 1.2 1.0 1.0 0.3 0.6 1.2 0.6 0.9 **** WIND MAGNITUDE ***** ***** ***** 62.5 57.1 47.6 47.6 15.0 30.0 63.2 54.5 56.3 ***** STEADINESES(%) 1956 25 8 313 318 316 313 316 311 301 317 319 310 320 VECTOR DIRECT. 1.4 1.2 1.5 1.8 1.8 2.0 2.0 2.3 2.1 2.0 2.5 2.1 1.8 WIND MAGNITUDE 66.7 60.0 53.6 78.3 85.7 87.0 90.9 95.8 91.3 83.3 92.6 95.5 78.3 STEADINESES(%) 1957 310 312 304 308 308 312 319 323 316 335 319 307 317 VECTOR DIRECT. 2.2 2.2 2.4 2.4 2.6 2.4 3.5 5.6 7.4 4.6 4.8 1.4 3.4 WIND MAGNITUDE 100.0 100.0 88.9 96.0 100.0 96.0 94.6 87.5 90.2 86.8 90.6 42.4 87.2 STEADINESES(%) 1958 269 297 279 287 284 290 277 286 285 292 304 284 286 VECTOR DIRECT. 0.9 1.5 2.3 2.6 3.0 2.4 2.3 2.3 2.7 1.8 1.0 1.4 2.0 WIND MAGNITUDE 32.1 40.5 41.8 50.0 69.8 63.2 74.2 85.2 84.4 64.3 76.9 87.5 60.6 STEADINESES(%) 1959 320 340 301 321 296 278 324 304 322 345 314 294 311 VECTOR DIRECT. 0.9 1.1 1.5 1.5 1.3 2.2 2.0 2.3 1.5 1.7 2.1 2.1 1.6 WIND MAGNITUDE 52.9 52.4 60.0 60.0 44.8 56.4 52.6 65.7 60.0 54.8 60.0 70.0 55.2 STEADINESES(%) 1960 268 278 245 248 246 237 243 247 238 250 229 201 247 VECTOR DIRECT. 1.0 1.6 1.4 1.2 2.4 2.0 1.0 1.6 1.2 1.0 0.6 0.4 1.2 WIND MAGNITUDE 37.0 64.0 50.0 92.3 85.7 90.9 76.9 88.9 92.3 58.8 31.6 23.5 60.0 STEADINESES(%) 1961 234 244 264 255 268 273 271 261 260 262 253 240 262 VECTOR DIRECT. 1.0 0.9 1.5 1.3 2.7 2.5 3.0 3.2 3.1 2.1 0.2 1.0 1.8 WIND MAGNITUDE 50.0 39.1 65.2 61.9 75.0 71.4 78.9 71.1 77.5 77.8 28.6 47.6 64.3 STEADINESES(%) 1962 254 265 269 264 260 274 274 275 267 255 237 242 266 VECTOR DIRECT. 0.4 0.3 1.7 1.4 1.9 1.9 2.8 3.1 1.9 1.0 0.6 0.9 1.5 WIND MAGNITUDE 50.0 27.3 65.4 60.9 67.9 73.1 87.5 81.6 79.2 71.4 30.0 56.3 68.2 STEADINESES(%) 1963 257 257 259 256 262 247 249 254 254 231 217 246 254 VECTOR DIRECT. 0.8 0.9 1.0 1.7 3.6 3.2 2.4 3.1 2.2 0.2 0.2 0.4 1.6 WIND MAGNITUDE 61.5 64.3 58.8 68.0 78.3 66.7 68.6 70.5 73.3 15.4 14.3 36.4 61.5 STEADINESES(%) 1964 259 229 218 240 246 253 234 239 240 250 219 195 241 VECTOR DIRECT. 1.7 1.1 1.0 2.0 1.9 2.3 3.1 2.1 2.7 1.2 0.5 0.2 1.6 WIND MAGNITUDE 73.9 61.1 34.5 66.7 45.2 69.7 77.5 84.0 81.8 48.0 27.8 28.6 59.3 STEADINESES(%) 1965 226 176 229 241 242 252 246 253 247 257 224 241 245 VECTOR DIRECT. 0.9 0.4 1.3 1.6 3.5 4.8 4.0 4.2 3.4 2.1 0.8 2.0 2.4 WIND MAGNITUDE 45.0 18.2 37.1 35.6 60.3 75.0 72.7 75.0 68.0 70.0 53.3 60.6 60.0 STEADINESES(%) 1966 241 254 266 278 270 281 292 286 271 291 284 260 277 VECTOR DIRECT. 0.8 1.0 1.8 2.6 3.3 4.0 2.6 3.5 1.9 1.0 0.8 0.6 2.0 WIND MAGNITUDE 44.4 38.5 62.1 72.2 84.6 81.6 61.9 76.1 73.1 66.7 66.7 33.3 66.7 STEADINESES(%) 1967 260 283 281 281 285 289 275 281 279 291 259 26 281 VECTOR DIRECT. 0.7 0.4 1.7 1.2 2.4 2.8 3.9 2.8 2.1 0.9 0.5 0.1 1.6 WIND MAGNITUDE 53.8 20.0 53.1 54.5 64.9 70.0 92.9 77.8 77.8 45.0 41.7 8.3 61.5 STEADINESES(%) 1968 258 264 276 259 267 257 264 265 264 272 247 273 264 VECTOR DIRECT. 0.4 1.4 1.3 1.5 1.5 2.8 2.2 2.6 1.9 1.5 0.3 0.6 1.5 WIND MAGNITUDE 20.0 58.3 46.4 75.0 88.2 71.8 84.6 83.9 82.6 65.2 37.5 42.9 65.2 STEADINESES(%) 1969 286 281 299 261 271 260 256 270 270 258 252 250 266 VECTOR DIRECT. 0.5 1.0 0.9 2.0 2.4 2.5 3.2 2.0 1.4 0.7 0.6 0.3 1.4 WIND MAGNITUDE 33.3 62.5 40.9 55.6 75.0 78.1 88.9 83.3 82.4 53.8 37.5 30.0 63.6 STEADINESES(%) 1970 242 256 261 261 249 263 266 254 252 263 288 255 259 VECTOR DIRECT. 0.4 0.5 0.7 1.4 1.6 2.4 2.9 1.7 1.7 0.7 0.5 0.2 1.2 WIND MAGNITUDE 50.0 38.5 38.9 60.9 76.2 80.0 85.3 81.0 73.9 43.8 35.7 14.3 60.0 STEADINESES(%) 1971 317 257 278 263 253 263 265 267 268 319 238 266 265 VECTOR DIRECT. 0.3 0.7 0.7 1.4 1.8 3.1 3.1 2.2 1.4 0.3 0.6 0.3 1.3 WIND MAGNITUDE 20.0 36.8 43.8 60.9 69.2 88.6 88.6 75.9 77.8 18.8 50.0 23.1 61.9 STEADINESES(%) 1972 250 258 298 254 247 264 262 267 260 291 261 261 261 VECTOR DIRECT. 0.9 0.4 0.4 1.3 1.5 1.9 2.2 2.8 1.6 0.3 0.6 0.1 1.1 WIND MAGNITUDE 69.2 40.0 26.7 76.5 62.5 67.9 81.5 82.4 88.9 25.0 50.0 12.5 61.1 STEADINESES(%) 1973 262 249 264 270 268 267 266 263 254 263 242 263 262 VECTOR DIRECT. 0.4 0.9 1.3 1.4 1.5 2.5 3.0 2.3 1.7 1.1 1.2 0.8 1.5 WIND MAGNITUDE 50.0 56.3 72.2 77.8 75.0 92.6 93.8 92.0 89.5 91.7 85.7 100.0 83.3 STEADINESES(%) 1974 269 259 247 261 268 265 261 265 255 266 250 252 261 VECTOR DIRECT. 0.8 1.3 1.6 2.6 2.8 3.5 3.3 2.9 2.0 0.6 1.3 0.7 1.9 WIND MAGNITUDE 88.9 100.0 100.0 86.7 87.5 92.1 91.7 87.9 83.3 85.7 86.7 87.5 86.4 STEADINESES(%) 1975 251 262 265 276 262 265 263 265 263 265 260 261 264 VECTOR DIRECT. 0.3 1.2 1.7 0.9 2.3 0.8 1.2 1.3 0.9 0.4 0.3 0.3 1.0 WIND MAGNITUDE 42.9 85.7 81.0 64.3 74.2 80.0 75.0 92.9 100.0 80.0 50.0 60.0 76.9 STEADINESES(%) 1976 252 257 248 264 258 247 242 264 259 266 252 252 256 VECTOR DIRECT. 0.2 0.7 1.4 1.0 1.0 0.6 0.5 1.1 1.0 0.3 0.3 0.5 0.7 WIND MAGNITUDE 66.7 87.5 82.4 62.5 47.6 75.0 83.3 91.7 83.3 50.0 75.0 62.5 70.0 STEADINESES(%) 1977 249 257 265 280 260 264 259 266 264 281 244 224 262 VECTOR DIRECT. 0.4 0.5 0.7 0.7 0.8 1.1 0.9 0.9 0.2 0.3 0.3 0.4 0.6 WIND MAGNITUDE 80.0 71.4 63.6 58.3 72.7 84.6 75.0 75.0 66.7 50.0 50.0 44.4 66.7 STEADINESES(%) 1978 245 272 256 258 269 265 268 267 265 252 288 250 263 VECTOR DIRECT. 0.5 0.5 0.6 0.8 1.0 1.4 0.9 0.9 0.3 0.4 0.2 0.4 0.6 WIND MAGNITUDE 62.5 55.6 75.0 66.7 76.9 87.5 90.0 81.8 75.0 57.1 66.7 100.0 66.7 STEADINESES(%) 1979 251 249 268 262 266 265 259 267 267 294 269 252 264 VECTOR DIRECT. 0.1 0.1 0.2 0.6 0.9 1.1 0.7 0.5 0.5 0.1 0.2 0.3 0.4 WIND MAGNITUDE 100.0 50.0 66.7 75.0 100.0 100.0 87.5 83.3 100.0 100.0 100.0 100.0 80.0 STEADINESES(%) 1980 253 257 263 267 269 272 278 263 266 270 267 270 267 VECTOR DIRECT. 0.2 0.1 0.5 0.6 1.0 0.6 0.4 0.8 0.6 0.3 0.4 0.5 0.5 WIND MAGNITUDE 100.0 50.0 71.4 75.0 83.3 100.0 80.0 88.9 85.7 60.0 57.1 83.3 83.3 STEADINESES(%) 1981 271 265 268 274 260 269 271 271 269 279 208 185 264 VECTOR DIRECT. 0.3 0.7 0.7 0.6 1.0 1.1 1.1 1.9 0.9 0.5 0.3 0.6 0.7 WIND MAGNITUDE 100.0 87.5 87.5 75.0 71.4 91.7 100.0 90.5 75.0 71.4 27.3 46.2 63.6 STEADINESES(%) 1982 201 274 276 280 268 274 275 268 274 246 266 192 270 VECTOR DIRECT. 0.3 0.7 0.5 1.0 1.2 1.4 2.0 1.4 0.7 0.4 0.2 0.1 0.8 WIND MAGNITUDE 27.3 70.0 38.5 58.8 75.0 60.9 76.9 77.8 46.7 30.8 18.2 12.5 53.3 STEADINESES(%) 1983 253 263 291 273 265 271 269 263 246 212 183 200 261 VECTOR DIRECT. 0.7 0.4 0.7 1.1 0.8 1.1 1.0 1.3 0.8 0.3 0.2 0.3 0.7 WIND MAGNITUDE 50.0 30.8 46.7 68.7 72.7 84.6 83.3 86.7 47.1 25.0 14.3 25.0 50.0 STEADINESES(%) 1984 268 323 308 288 279 280 269 266 267 262 267 308 280 VECTOR DIRECT. 0.7 0.3 1.5 1.8 1.3 2.5 2.1 1.4 0.7 0.6 0.4 0.4 1.1 WIND MAGNITUDE 38.9 25.0 57.7 54.5 81.2 83.3 84.0 100.0 100.0 85.7 80.0 57.1 64.7 STEADINESES(%) 1985 286 276 263 271 269 274 271 270 272 268 279 272 272 VECTOR DIRECT. 0.9 2.3 2.2 3.4 3.4 5.5 5.0 3.6 1.1 1.0 0.5 0.7 2.4 WIND MAGNITUDE 50.0 69.7 71.0 85.0 81.0 94.8 96.2 90.0 100.0 83.3 100.0 63.6 82.8 STEADINESES(%) 1986 262 258 272 266 258 267 266 262 272 284 268 233 264 VECTOR DIRECT. 0.4 0.9 0.6 1.1 1.4 2.4 1.9 1.4 0.9 0.4 0.4 0.4 1.0 WIND MAGNITUDE 33.3 60.0 46.2 84.6 63.6 96.0 100.0 93.3 81.8 40.0 50.0 44.4 71.4 STEADINESES(%) 1987 265 267 256 264 265 264 260 259 256 255 61 255 261 VECTOR DIRECT. 0.6 1.3 1.9 1.4 1.6 2.1 2.1 1.4 0.9 0.6 0.1 0.5 1.2 WIND MAGNITUDE 66.7 72.2 82.6 60.9 84.2 87.5 87.5 87.5 81.8 75.0 10.0 41.7 75.0 STEADINESES(%) 1988 253 269 260 256 262 268 257 251 255 252 263 260 259 VECTOR DIRECT. 0.8 0.5 1.5 1.1 1.2 2.0 1.8 1.5 1.1 0.6 0.5 0.7 1.1 WIND MAGNITUDE 61.5 41.7 60.0 68.7 70.6 76.9 85.7 78.9 73.3 54.5 45.5 63.6 68.7 STEADINESES(%) 1989 288 246 257 266 252 265 261 258 256 247 258 258 259 VECTOR DIRECT. 0.2 0.5 1.2 0.8 0.7 1.1 1.0 0.6 0.4 0.3 0.2 0.4 0.6 WIND MAGNITUDE 28.6 50.0 80.0 72.7 63.6 84.6 90.9 75.0 80.0 60.0 50.0 80.0 66.7 STEADINESES(%) 1990 254 260 257 262 256 267 263 254 253 247 241 253 258 VECTOR DIRECT. 0.5 0.5 0.8 1.1 1.3 1.2 1.1 0.8 0.7 0.4 0.2 0.3 0.7 WIND MAGNITUDE 83.3 62.5 61.5 68.7 86.7 85.7 91.7 88.9 77.8 57.1 40.0 75.0 70.0 STEADINESES(%) 1991 225 252 247 254 261 270 273 266 251 226 237 237 257 VECTOR DIRECT. 0.5 0.7 1.1 0.9 1.3 1.7 1.4 1.0 0.8 0.3 0.3 0.5 0.8 WIND MAGNITUDE 62.5 63.6 91.7 75.0 81.2 81.0 87.5 83.3 80.0 42.9 42.9 55.6 66.7 STEADINESES(%) 1992 253 259 247 256 259 261 263 240 230 233 270 221 252 VECTOR DIRECT. 0.9 0.8 0.8 1.2 0.8 1.3 1.0 0.9 0.6 0.5 0.5 0.4 0.8 WIND MAGNITUDE 75.0 61.5 61.5 75.0 72.7 81.2 83.3 75.0 66.7 62.5 62.5 66.7 72.7 STEADINESES(%) 1993 238 271 265 259 266 264 270 265 241 234 255 251 260 VECTOR DIRECT. 0.7 0.6 1.0 0.8 1.3 1.3 1.5 0.8 0.7 0.5 0.6 0.3 0.8 WIND MAGNITUDE 58.3 60.0 62.5 53.3 76.5 72.2 88.2 80.0 77.8 62.5 60.0 50.0 66.7 STEADINESES(%) 1994 245 276 261 258 266 264 271 257 224 211 235 230 252 VECTOR DIRECT. 0.6 0.2 0.8 0.6 1.0 1.2 1.6 0.7 1.3 0.5 0.4 0.9 0.8 WIND MAGNITUDE 54.5 18.2 66.7 54.5 66.7 80.0 84.2 87.5 76.5 62.5 50.0 60.0 66.7 STEADINESES(%) 1995 224 260 257 248 267 277 278 259 237 236 216 199 255 VECTOR DIRECT. 0.8 0.7 1.3 1.7 2.1 2.2 0.9 0.7 0.6 0.7 0.8 0.2 1.0 WIND MAGNITUDE 50.0 53.8 54.2 56.7 60.0 81.5 81.8 77.8 54.5 58.3 61.5 33.3 58.8 STEADINESES(%) 1996 242 255 268 272 273 266 272 251 259 234 203 211 257 VECTOR DIRECT. 0.4 0.6 0.9 1.1 1.3 1.9 1.3 1.3 0.8 0.8 0.5 0.8 0.9 WIND MAGNITUDE 57.1 46.2 64.3 55.0 72.2 82.6 86.7 76.5 66.7 57.1 50.0 61.5 64.3 STEADINESES(%) 1997 211 256 257 263 257 272 265 251 252 234 206 217 252 VECTOR DIRECT. 0.4 0.9 1.4 1.0 1.3 1.1 1.4 1.1 1.1 0.9 0.4 0.7 0.9 WIND MAGNITUDE 28.6 50.0 60.9 47.6 59.1 68.7 82.4 78.6 64.7 56.3 40.0 53.8 52.9 STEADINESES(%) 1998 241 250 276 263 262 274 266 271 250 251 240 244 263 VECTOR DIRECT. 0.5 0.5 0.9 0.8 1.4 2.0 1.2 1.0 0.7 0.4 0.2 0.4 0.8 WIND MAGNITUDE 38.5 41.7 56.3 61.5 70.0 80.0 80.0 62.5 77.8 50.0 40.0 57.1 61.5 STEADINESES(%) 1999 229 243 255 263 262 275 275 263 254 245 244 247 260 VECTOR DIRECT. 0.6 0.5 0.8 1.5 1.4 1.9 1.3 0.9 0.9 0.6 0.7 0.6 0.9 WIND MAGNITUDE 54.5 41.7 61.5 75.0 66.7 82.6 76.5 75.0 75.0 50.0 53.8 66.7 60.0 STEADINESES(%) 2000 244 257 254 260 260 268 259 257 246 240 226 217 253 VECTOR DIRECT. 0.9 1.3 0.9 1.1 2.2 3.2 2.8 2.7 2.1 0.9 1.0 1.3 1.7 WIND MAGNITUDE 56.3 59.1 47.4 61.1 78.6 76.2 80.0 77.1 63.6 52.9 50.0 37.1 63.0 STEADINESES(%) 2001 223 220 247 246 246 255 241 241 229 246 231 184 239 VECTOR DIRECT. 0.9 1.2 2.1 2.4 3.1 4.4 3.4 3.7 2.8 1.1 1.9 1.3 2.3 WIND MAGNITUDE 23.7 24.5 41.2 47.1 54.4 71.0 65.4 68.5 68.3 31.4 50.0 38.2 48.9 STEADINESES(%) 2002 208 223 230 246 246 256 248 238 231 217 194 217 236 VECTOR DIRECT. 1.4 1.4 1.6 2.3 2.6 3.8 3.1 2.8 2.1 1.2 1.3 0.6 1.9 WIND MAGNITUDE 36.8 32.6 38.1 50.0 65.0 76.0 64.6 71.8 67.7 35.3 41.9 18.2 48.7 STEADINESES(%) 2003 215 240 247 245 235 244 243 239 226 219 211 178 235 VECTOR DIRECT. 0.8 1.6 2.2 2.7 2.2 3.7 3.4 3.0 3.4 1.5 1.5 0.8 2.2 WIND MAGNITUDE 25.0 39.0 50.0 50.9 44.9 68.5 75.6 68.2 68.0 36.6 39.5 22.9 50.0 STEADINESES(%) 2004 220 230 237 247 243 254 241 234 230 216 218 229 236 VECTOR DIRECT. 1.8 1.4 2.1 2.0 3.6 3.5 4.0 3.3 3.9 1.7 1.5 2.2 2.5 WIND MAGNITUDE 46.2 29.8 51.2 40.8 63.2 70.0 75.5 73.3 72.2 45.9 40.5 50.0 54.3 STEADINESES(%) 2005 212 229 249 226 252 245 257 238 229 224 204 198 235 VECTOR DIRECT. 1.5 0.7 1.8 1.1 2.6 3.6 3.9 3.6 2.4 2.0 1.8 1.8 2.1 WIND MAGNITUDE 36.6 18.4 41.9 27.5 55.3 69.2 76.5 72.0 63.2 51.3 48.6 45.0 48.8 STEADINESES(%) 1952-2005 254 265 265 265 262 266 264 265 260 267 257 249 263 VECTOR DIRECT. 0.6 0.7 1.1 1.3 1.7 2.2 2.0 1.8 1.4 0.7 0.5 0.5 1.2 WIND MAGNITUDE 40.0 38.9 50.0 54.2 63.0 75.9 74.1 72.0 66.7 43.8 33.3 33.3 57.1 STEADINESES(%) =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 2.1 ****** 1953 2.1 2.1 2.4 2.5 ***** ***** ***** ***** ***** ***** ***** ***** ****** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1955 ***** ***** ***** 2.4 2.1 2.1 2.1 2.0 2.0 1.9 1.1 1.6 ****** 1956 2.1 2.0 2.8 2.3 2.1 2.3 2.2 2.4 2.3 2.4 2.7 2.2 2.3 1957 2.2 2.2 2.7 2.5 2.6 2.5 3.7 6.4 8.2 5.3 5.3 3.3 3.9 1958 2.8 3.7 5.5 5.2 4.3 3.8 3.1 2.7 3.2 2.8 1.3 1.6 3.3 1959 1.7 2.1 2.5 2.5 2.9 3.9 3.8 3.5 2.5 3.1 3.5 3.0 2.9 1960 2.7 2.5 2.8 1.3 2.8 2.2 1.3 1.8 1.3 1.7 1.9 1.7 2.0 1961 2.0 2.3 2.3 2.1 3.6 3.5 3.8 4.5 4.0 2.7 0.7 2.1 2.8 1962 0.8 1.1 2.6 2.3 2.8 2.6 3.2 3.8 2.4 1.4 2.0 1.6 2.2 1963 1.3 1.4 1.7 2.5 4.6 4.8 3.5 4.4 3.0 1.3 1.4 1.1 2.6 1964 2.3 1.8 2.9 3.0 4.2 3.3 4.0 2.5 3.3 2.5 1.8 0.7 2.7 1965 2.0 2.2 3.5 4.5 5.8 6.4 5.5 5.6 5.0 3.0 1.5 3.3 4.0 1966 1.8 2.6 2.9 3.6 3.9 4.9 4.2 4.6 2.6 1.5 1.2 1.8 3.0 1967 1.3 2.0 3.2 2.2 3.7 4.0 4.2 3.6 2.7 2.0 1.2 1.2 2.6 1968 2.0 2.4 2.8 2.0 1.7 3.9 2.6 3.1 2.3 2.3 0.8 1.4 2.3 1969 1.5 1.6 2.2 3.6 3.2 3.2 3.6 2.4 1.7 1.3 1.6 1.0 2.2 1970 0.8 1.3 1.8 2.3 2.1 3.0 3.4 2.1 2.3 1.6 1.4 1.4 2.0 1971 1.5 1.9 1.6 2.3 2.6 3.5 3.5 2.9 1.8 1.6 1.2 1.3 2.1 1972 1.3 1.0 1.5 1.7 2.4 2.8 2.7 3.4 1.8 1.2 1.2 0.8 1.8 1973 0.8 1.6 1.8 1.8 2.0 2.7 3.2 2.5 1.9 1.2 1.4 0.8 1.8 1974 0.9 1.3 1.6 3.0 3.2 3.8 3.6 3.3 2.4 0.7 1.5 0.8 2.2 1975 0.7 1.4 2.1 1.4 3.1 1.0 1.6 1.4 0.9 0.5 0.6 0.5 1.3 1976 0.3 0.8 1.7 1.6 2.1 0.8 0.6 1.2 1.2 0.6 0.4 0.8 1.0 1977 0.5 0.7 1.1 1.2 1.1 1.3 1.2 1.2 0.3 0.6 0.6 0.9 0.9 1978 0.8 0.9 0.8 1.2 1.3 1.6 1.0 1.1 0.4 0.7 0.3 0.4 0.9 1979 0.1 0.2 0.3 0.8 0.9 1.1 0.8 0.6 0.5 0.1 0.2 0.3 0.5 1980 0.2 0.2 0.7 0.8 1.2 0.6 0.5 0.9 0.7 0.5 0.7 0.6 0.6 1981 0.3 0.8 0.8 0.8 1.4 1.2 1.1 2.1 1.2 0.7 1.1 1.3 1.1 1982 1.1 1.0 1.3 1.7 1.6 2.3 2.6 1.8 1.5 1.3 1.1 0.8 1.5 1983 1.4 1.3 1.5 1.6 1.1 1.3 1.2 1.5 1.7 1.2 1.4 1.2 1.4 1984 1.8 1.2 2.6 3.3 1.6 3.0 2.5 1.4 0.7 0.7 0.5 0.7 1.7 1985 1.8 3.3 3.1 4.0 4.2 5.8 5.2 4.0 1.1 1.2 0.5 1.1 2.9 1986 1.2 1.5 1.3 1.3 2.2 2.5 1.9 1.5 1.1 1.0 0.8 0.9 1.4 1987 0.9 1.8 2.3 2.3 1.9 2.4 2.4 1.6 1.1 0.8 1.0 1.2 1.6 1988 1.3 1.2 2.5 1.6 1.7 2.6 2.1 1.9 1.5 1.1 1.1 1.1 1.6 1989 0.7 1.0 1.5 1.1 1.1 1.3 1.1 0.8 0.5 0.5 0.4 0.5 0.9 1990 0.6 0.8 1.3 1.6 1.5 1.4 1.2 0.9 0.9 0.7 0.5 0.4 1.0 1991 0.8 1.1 1.2 1.2 1.6 2.1 1.6 1.2 1.0 0.7 0.7 0.9 1.2 1992 1.2 1.3 1.3 1.6 1.1 1.6 1.2 1.2 0.9 0.8 0.8 0.6 1.1 1993 1.2 1.0 1.6 1.5 1.7 1.8 1.7 1.0 0.9 0.8 1.0 0.6 1.2 1994 1.1 1.1 1.2 1.1 1.5 1.5 1.9 0.8 1.7 0.8 0.8 1.5 1.2 1995 1.6 1.3 2.4 3.0 3.5 2.7 1.1 0.9 1.1 1.2 1.3 0.6 1.7 1996 0.7 1.3 1.4 2.0 1.8 2.3 1.5 1.7 1.2 1.4 1.0 1.3 1.4 1997 1.4 1.8 2.3 2.1 2.2 1.6 1.7 1.4 1.7 1.6 1.0 1.3 1.7 1998 1.3 1.2 1.6 1.3 2.0 2.5 1.5 1.6 0.9 0.8 0.5 0.7 1.3 1999 1.1 1.2 1.3 2.0 2.1 2.3 1.7 1.2 1.2 1.2 1.3 0.9 1.5 2000 1.6 2.2 1.9 1.8 2.8 4.2 3.5 3.5 3.3 1.7 2.0 3.5 2.7 2001 3.8 4.9 5.1 5.1 5.7 6.2 5.2 5.4 4.1 3.5 3.8 3.4 4.7 2002 3.8 4.3 4.2 4.6 4.0 5.0 4.8 3.9 3.1 3.4 3.1 3.3 3.9 2003 3.2 4.1 4.4 5.3 4.9 5.4 4.5 4.4 5.0 4.1 3.8 3.5 4.4 2004 3.9 4.7 4.1 4.9 5.7 5.0 5.3 4.5 5.4 3.7 3.7 4.4 4.6 2005 4.1 3.8 4.3 4.0 4.7 5.2 5.1 5.0 3.8 3.9 3.7 4.0 4.3 MEAN 1.5 1.8 2.2 2.4 2.7 2.9 2.7 2.5 2.1 1.6 1.5 1.5 2.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** *** 50 *** DIRECTION ** ** ** ** ** ** ** ** ** ** ** 5 ** SPEED ** ** ** ** ** ** ** ** ** ** ** 4 DAY 1953 50 50 90 360 *** *** *** *** *** *** *** *** *** DIRECTION 5 9 22 20 ** ** ** ** ** ** ** ** ** SPEED 11 17 14 14 ** ** ** ** ** ** ** ** DAY 1954 *** *** *** *** *** *** *** *** *** *** *** *** *** DIRECTION ** ** ** ** ** ** ** ** ** ** ** ** ** SPEED ** ** ** ** ** ** ** ** ** ** ** ** DAY 1955 *** *** *** 270 230 270 270 180 130 360 230 270 *** DIRECTION ** ** ** 9 5 9 5 7 2 9 9 9 ** SPEED ** ** ** 11 1 19 4 31 1 8 23 20 DAY 1956 270 270 270 270 50 270 300 310 270 300 310 310 300 DIRECTION 9 13 18 18 5 24 27 24 12 12 14 13 27 SPEED 14 29 5 11 3 26 5 8 5 23 2 7 DAY 1957 310 310 270 270 270 310 360 310 310 270 270 270 310 DIRECTION 13 13 18 18 13 9 9 22 25 22 18 18 25 SPEED 19 7 26 1 19 17 3 25 13 3 5 7 DAY 1958 230 270 270 270 270 270 270 310 270 270 270 230 270 DIRECTION 15 18 20 25 15 15 12 12 13 15 8 10 25 SPEED 10 23 24 20 3 8 7 3 11 28 19 4 DAY 1959 310 270 270 270 220 270 310 270 270 200 270 270 220 DIRECTION 10 12 11 12 15 10 8 10 8 14 12 8 15 SPEED 23 20 31 22 19 17 21 24 5 14 20 1 DAY 1960 230 270 270 230 230 230 270 310 230 270 270 270 270 DIRECTION 12 12 8 12 13 13 9 9 6 15 12 16 16 SPEED 3 2 6 5 6 11 2 3 1 29 14 3 DAY 1961 270 270 270 270 270 310 270 270 230 270 270 270 270 DIRECTION 12 20 12 12 40 16 16 30 12 16 20 12 40 SPEED 19 9 3 14 25 6 12 20 2 4 17 14 DAY 1962 270 270 270 230 270 270 230 230 270 270 270 270 270 DIRECTION 12 16 20 12 15 20 20 16 12 12 12 20 20 SPEED 9 5 25 6 18 8 26 3 12 2 1 6 DAY 1963 270 270 270 270 270 310 270 270 270 270 270 230 270 DIRECTION 12 16 28 16 16 16 16 16 12 16 16 16 28 SPEED 4 24 5 29 17 1 15 10 2 13 16 11 DAY 1964 270 180 90 270 230 270 230 180 270 270 270 230 270 DIRECTION 20 14 16 16 16 12 12 12 16 16 16 8 20 SPEED 31 12 13 18 19 15 1 1 5 3 27 6 DAY 1965 180 270 270 360 270 230 270 270 270 270 270 230 270 DIRECTION 12 20 12 16 16 16 16 16 16 16 16 20 20 SPEED 7 9 6 1 2 1 5 5 1 26 9 15 DAY 1966 270 270 270 270 270 270 270 270 270 270 310 270 270 DIRECTION 16 20 20 32 15 14 14 14 12 10 30 15 32 SPEED 3 19 13 13 14 26 6 31 27 1 5 13 DAY 1967 270 270 270 310 270 270 270 270 270 270 180 270 270 DIRECTION 18 28 18 15 15 16 16 10 10 13 10 16 28 SPEED 19 24 17 5 25 4 25 22 7 12 27 23 DAY 1968 270 240 270 270 270 270 270 270 270 270 270 270 240 DIRECTION 16 25 15 15 15 12 11 12 15 10 15 15 25 SPEED 10 4 23 15 29 7 23 18 17 4 17 16 DAY 1969 270 270 270 180 360 240 270 270 270 240 270 270 180 DIRECTION 10 10 14 20 20 15 15 11 7 15 11 15 20 SPEED 14 1 15 1 15 24 5 22 8 13 9 5 DAY 1970 310 270 240 230 270 270 270 270 270 180 270 230 270 DIRECTION 6 15 10 15 15 10 12 10 10 12 10 12 15 SPEED 19 19 20 8 23 8 1 27 12 15 8 7 DAY 1971 60 240 270 270 240 270 270 270 270 90 210 270 270 DIRECTION 10 10 13 15 12 12 12 10 10 9 11 12 15 SPEED 10 14 12 1 26 2 24 20 22 3 19 13 DAY 1972 230 270 270 270 270 270 270 270 240 270 270 240 230 DIRECTION 15 8 10 8 9 10 10 12 7 8 10 9 15 SPEED 14 6 18 4 1 25 15 23 2 13 15 2 DAY 1973 270 240 270 270 240 270 270 240 270 240 240 280 240 DIRECTION 9 11 15 15 15 10 10 8 8 10 25 8 25 SPEED 16 1 14 5 1 27 17 4 10 20 6 18 DAY 1974 360 270 270 240 270 270 280 280 270 270 240 240 240 DIRECTION 6 7 10 10 12 10 8 13 10 10 18 16 18 SPEED 5 11 5 11 14 7 2 22 4 12 27 23 DAY 1975 130 270 270 270 270 300 240 270 270 50 270 280 270 DIRECTION 7 8 12 20 10 8 8 8 10 7 10 8 20 SPEED 5 27 18 30 1 3 30 11 23 6 29 23 DAY 1976 270 240 250 270 210 210 180 270 270 130 240 240 250 DIRECTION 8 10 15 12 10 10 8 8 10 9 8 9 15 SPEED 15 8 22 26 7 17 1 2 27 17 5 5 DAY 1977 230 240 240 360 270 270 270 270 270 240 250 180 240 DIRECTION 8 12 12 8 10 10 10 10 6 12 10 12 12 SPEED 8 25 3 14 6 8 9 27 30 17 12 5 DAY 1978 270 250 240 270 240 270 270 240 280 240 270 270 270 DIRECTION 16 7 10 13 10 10 8 8 7 10 10 10 16 SPEED 21 22 7 10 1 2 2 20 11 1 1 16 DAY 1979 240 250 270 240 270 270 270 270 270 320 270 240 240 DIRECTION 12 8 6 10 12 10 8 6 12 6 12 8 12 SPEED 5 12 4 20 18 5 2 1 18 17 9 3 DAY 1980 270 240 270 240 270 280 260 270 270 300 270 270 270 DIRECTION 10 6 7 8 12 8 7 8 10 12 20 10 20 SPEED 6 12 30 16 15 22 3 27 9 4 9 7 DAY 1981 270 360 270 270 270 270 270 270 270 270 240 270 360 DIRECTION 8 15 12 10 15 10 8 10 10 7 9 10 15 SPEED 19 3 3 18 15 16 7 2 4 5 2 19 DAY 1982 280 260 270 270 270 270 270 280 270 280 120 270 260 DIRECTION 12 17 12 17 16 16 16 10 10 10 8 8 17 SPEED 9 14 2 6 19 1 11 9 13 3 1 4 DAY 1983 270 270 270 270 270 300 270 270 270 270 270 270 270 DIRECTION 10 10 12 16 16 12 8 8 8 8 10 19 19 SPEED 2 21 22 9 30 2 7 3 11 11 13 30 DAY 1984 270 280 270 30 270 330 310 270 270 270 270 340 310 DIRECTION 21 12 25 35 27 23 39 16 12 25 12 23 39 SPEED 30 14 18 21 28 19 3 16 4 19 29 14 DAY 1985 300 270 270 270 270 270 270 270 290 270 290 270 270 DIRECTION 29 39 43 60 39 41 33 29 29 21 12 16 60 SPEED 16 16 8 13 1 9 14 9 8 20 3 3 DAY 1986 100 270 270 270 270 270 270 270 270 270 270 180 270 DIRECTION 12 31 37 41 29 29 17 16 19 19 41 19 41 SPEED 13 4 2 16 22 14 24 4 29 4 11 27 DAY 1987 270 270 270 270 270 240 240 270 240 270 90 270 270 DIRECTION 27 29 29 35 19 16 14 10 10 12 10 12 35 SPEED 31 11 19 17 3 30 3 4 2 21 29 13 DAY 1988 250 270 270 240 250 270 270 270 270 270 280 330 270 DIRECTION 14 14 21 16 12 19 14 16 14 23 16 14 23 SPEED 19 5 1 23 9 19 26 5 4 15 14 23 DAY 1989 270 270 240 270 250 270 270 270 300 240 270 270 240 DIRECTION 10 12 16 12 12 12 10 10 8 8 10 10 16 SPEED 18 1 30 6 28 11 21 1 19 13 18 20 DAY 1990 270 270 260 240 210 240 280 240 240 240 210 240 240 DIRECTION 14 10 10 19 19 29 12 10 17 10 16 14 29 SPEED 5 20 5 1 11 4 24 16 6 26 11 7 DAY 1991 270 270 240 270 270 270 260 280 280 250 270 270 250 DIRECTION 12 12 14 12 12 12 12 16 8 19 10 16 19 SPEED 24 10 11 27 3 11 8 2 15 11 11 9 DAY 1992 190 270 10 270 270 300 300 270 240 270 280 270 270 DIRECTION 21 23 19 16 12 16 10 10 19 29 14 8 29 SPEED 5 21 14 19 13 17 7 1 28 26 8 2 DAY 1993 270 280 270 270 240 290 300 270 270 270 270 270 270 DIRECTION 14 12 23 16 12 14 12 14 10 14 23 14 23 SPEED 31 3 22 19 3 29 3 1 9 27 14 6 DAY 1994 270 270 270 280 270 280 300 210 270 150 270 270 270 DIRECTION 17 16 17 12 12 12 14 8 12 10 10 19 19 SPEED 4 1 7 23 13 10 21 7 3 8 6 5 DAY 1995 240 280 270 200 280 270 270 280 320 280 330 40 270 DIRECTION 12 21 19 19 19 29 10 12 12 16 14 8 29 SPEED 26 8 25 3 2 22 2 23 26 4 11 17 DAY 1996 250 220 280 310 210 270 280 280 280 280 270 210 210 DIRECTION 12 16 12 14 39 23 14 12 16 12 10 14 39 SPEED 6 9 7 10 29 30 25 2 16 13 11 15 DAY 1997 290 300 270 330 280 270 330 270 280 270 350 270 300 DIRECTION 19 23 19 19 19 14 14 10 16 19 10 12 23 SPEED 28 16 7 29 4 12 31 3 29 31 5 11 DAY 1998 300 310 280 280 280 300 280 270 270 290 190 300 280 DIRECTION 19 12 21 16 21 16 12 19 10 16 14 12 21 SPEED 13 27 25 28 29 2 20 11 5 17 2 11 DAY 1999 60 300 200 280 280 250 280 280 280 270 280 270 280 DIRECTION 10 19 10 19 39 14 10 12 12 16 16 10 39 SPEED 2 3 2 20 14 15 5 25 27 11 1 4 DAY 2000 240 280 270 260 290 280 240 280 310 270 270 260 240 DIRECTION 35 19 21 19 23 27 19 16 19 14 25 17 35 SPEED 21 7 9 10 28 10 3 4 11 4 13 20 DAY 2001 270 280 270 270 270 270 260 270 270 240 270 270 280 DIRECTION 23 49 31 39 27 19 23 19 16 19 35 29 49 SPEED 18 21 3 12 24 23 11 11 10 1 18 27 DAY 2002 130 260 260 300 260 270 260 260 260 260 270 250 300 DIRECTION 14 23 25 33 23 23 16 14 16 16 14 17 33 SPEED 8 16 12 7 29 14 18 8 18 3 26 21 DAY 2003 90 210 210 210 270 230 300 270 260 270 360 250 230 DIRECTION 16 19 23 21 19 29 16 23 17 23 16 19 29 SPEED 8 4 28 6 16 5 30 13 7 27 20 19 DAY 2004 240 280 260 240 240 270 270 270 260 270 240 240 240 DIRECTION 19 21 25 27 23 21 19 19 19 19 29 21 29 SPEED 3 15 6 22 12 2 8 4 10 21 23 17 DAY 2005 240 260 260 270 240 210 270 290 260 270 250 260 270 DIRECTION 27 19 23 19 19 27 19 17 14 29 23 25 29 SPEED 25 21 24 25 6 2 4 2 2 8 6 26 DAY 1952-2005 240 280 270 270 270 270 310 270 290 270 270 270 270 DIRECTION 35 49 43 60 40 41 39 30 29 29 41 29 60 SPEED 0-21 1-21 85- 8 85-13 61-25 85- 9 84- 3 61-20 85- 8 92-26 86-11 1-27 85 YEAR-DAY =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 3 14 *** 1953 10 10 7 4 10 16 9 9 13 10 4 9 111 1954 8 4 3 2 15 12 12 23 13 18 7 11 128 1955 9 13 5 7 8 14 14 8 5 16 11 9 119 1956 11 6 3 5 8 14 5 16 7 18 10 10 113 1957 5 11 8 10 6 11 17 20 21 16 11 17 153 1958 10 16 8 3 21 18 13 15 13 16 19 11 163 1959 14 8 4 8 10 9 16 8 8 13 7 9 114 1960 14 11 12 2 15 9 12 9 16 21 15 13 149 1961 14 11 15 11 19 26 10 13 10 20 15 19 183 1962 13 7 12 10 15 20 25 23 21 22 17 12 197 1963 11 8 11 6 10 15 11 8 16 10 17 17 140 1964 21 14 3 7 18 14 8 9 12 20 18 17 161 1965 10 14 14 11 12 12 17 16 12 12 19 14 163 1966 17 11 11 11 10 17 23 24 12 14 20 11 181 1967 20 9 13 5 17 15 7 10 8 17 11 17 149 1968 11 9 6 8 12 11 18 15 16 20 10 6 142 1969 9 7 1 4 11 20 9 16 16 9 17 9 128 1970 11 8 7 7 13 7 16 6 12 14 12 14 127 1971 11 10 12 7 12 14 18 12 25 18 14 11 164 1972 10 11 8 10 8 16 20 25 15 18 17 7 165 1973 14 10 3 10 13 9 10 6 10 15 17 18 135 1974 7 7 3 5 10 20 8 12 14 26 12 20 144 1975 13 8 13 18 14 14 16 12 12 13 15 13 161 1976 19 8 6 10 9 10 7 19 14 13 17 11 143 1977 6 12 7 9 8 8 5 15 11 12 18 13 124 1978 14 8 11 8 10 10 15 10 22 16 13 11 148 1979 11 2 12 6 11 8 10 24 19 13 17 18 151 1980 15 10 5 8 11 17 19 9 13 6 12 14 139 1981 16 8 6 6 10 12 12 15 18 16 19 14 152 1982 13 11 8 11 9 9 13 14 20 14 8 18 148 1983 16 15 14 13 8 9 18 9 10 18 13 15 158 1984 17 6 3 11 8 11 17 4 17 18 5 12 129 1985 10 8 9 9 21 13 5 24 17 15 11 9 151 1986 11 4 7 5 9 12 15 19 23 8 9 15 137 1987 10 6 2 10 6 18 18 9 12 6 9 10 116 1988 7 6 4 6 11 16 8 5 10 13 8 6 100 1989 11 15 10 14 14 15 14 12 13 16 18 9 161 1990 12 11 13 10 10 12 10 5 11 16 22 12 144 1991 9 6 0 10 14 16 24 15 8 13 11 13 139 1992 13 7 11 6 6 10 5 13 17 17 15 9 129 1993 13 6 11 6 4 14 8 6 12 15 3 8 106 1994 9 5 7 10 12 7 11 5 19 12 9 11 117 1995 10 8 13 5 10 11 8 6 16 15 19 13 134 1996 6 6 1 4 7 9 16 16 15 11 10 9 110 1997 11 11 9 11 15 12 5 10 10 15 10 9 128 1998 7 7 8 12 14 19 14 13 12 11 9 7 133 1999 14 10 7 7 13 17 17 21 12 10 11 12 151 2000 10 12 10 11 12 15 21 17 4 10 10 10 142 2001 10 11 12 8 10 11 12 13 16 17 8 6 134 2002 9 9 10 2 6 17 17 9 10 15 14 9 127 2003 8 5 2 3 14 11 5 14 10 13 8 7 100 2004 12 6 7 9 8 10 9 14 15 20 8 8 126 2005 10 9 5 9 11 9 14 12 6 14 10 10 119 MEAN 11.5 8.9 7.8 7.9 11.3 13.2 12.9 13.1 13.6 14.8 12.4 11.8 139.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 6 11 *** 1953 10 11 9 5 10 11 9 14 5 10 9 11 114 1954 10 6 8 6 10 10 11 6 12 13 10 7 109 1955 8 7 7 9 9 6 10 15 12 8 12 9 112 1956 8 6 5 6 10 7 9 11 9 6 9 13 99 1957 13 8 7 4 14 5 10 4 9 7 12 6 99 1958 12 7 12 11 6 5 8 7 12 5 5 12 102 1959 8 8 9 6 10 14 9 11 7 5 6 5 98 1960 11 6 4 12 8 11 8 12 8 6 5 13 104 1961 5 7 5 10 9 4 12 14 9 8 11 9 103 1962 7 13 11 5 8 4 6 4 3 4 6 11 82 1963 11 5 6 9 11 8 6 19 8 13 7 7 110 1964 4 2 9 7 9 14 10 5 10 6 9 6 91 1965 8 8 2 9 11 12 7 10 13 11 4 8 103 1966 5 3 11 6 9 5 5 5 10 6 9 13 87 1967 9 9 5 11 7 8 11 15 12 10 13 7 117 1968 12 8 9 7 7 11 6 5 7 4 11 11 98 1969 9 5 5 9 9 4 12 11 8 14 4 12 102 1970 8 11 5 9 9 15 13 12 8 8 14 6 118 1971 13 8 8 10 11 8 8 9 3 10 8 12 108 1972 8 8 6 12 10 10 8 4 11 7 6 9 99 1973 5 8 13 8 12 6 9 15 7 13 6 8 110 1974 11 7 5 10 12 4 9 14 7 4 12 6 101 1975 11 9 6 5 7 12 11 10 16 11 3 8 109 1976 5 6 8 6 11 10 6 10 10 8 6 7 93 1977 8 6 7 10 10 10 10 11 13 8 3 5 101 1978 7 6 4 8 5 10 13 11 2 5 10 8 89 1979 8 14 5 8 12 13 9 5 8 12 6 6 106 1980 8 2 7 6 9 7 8 9 8 16 8 7 95 1981 7 8 8 6 7 12 6 11 10 10 6 10 101 1982 8 6 11 11 6 8 7 5 9 5 5 7 88 1983 7 9 5 7 11 8 2 9 7 9 10 7 91 1984 6 12 8 7 8 11 12 14 6 10 16 7 117 1985 8 9 10 16 6 11 11 3 5 10 10 7 106 1986 12 10 9 12 9 12 10 9 4 16 9 8 120 1987 13 10 10 5 10 8 8 9 11 13 6 11 114 1988 8 6 14 9 10 9 14 12 10 11 13 20 136 1989 8 5 8 9 10 8 11 16 10 9 11 7 112 1990 10 6 6 11 14 7 14 10 11 9 4 11 113 1991 10 9 9 6 7 9 4 10 11 12 8 12 107 1992 8 11 5 8 12 11 14 8 7 8 6 11 109 1993 8 8 11 10 19 6 12 20 9 8 10 7 128 1994 8 8 2 10 8 6 13 14 6 11 11 10 107 1995 8 10 10 9 16 15 18 16 8 9 10 8 137 1996 12 10 4 8 14 12 12 8 6 14 13 15 128 1997 9 8 9 8 11 12 12 13 11 12 11 12 128 1998 10 9 14 11 11 9 10 12 9 13 13 9 130 1999 6 8 11 12 9 10 11 9 9 17 4 12 118 2000 9 9 7 15 9 10 8 10 16 12 7 7 119 2001 9 13 7 11 8 8 14 15 9 8 13 16 131 2002 12 12 9 11 12 7 11 10 15 11 9 9 128 2003 12 4 11 5 10 9 7 12 12 10 13 11 116 2004 11 17 7 8 13 13 14 14 7 4 15 14 137 2005 9 7 9 10 9 6 15 12 12 12 14 11 126 MEAN 8.9 8.1 7.8 8.7 9.9 9.1 9.9 10.5 9.0 9.5 8.8 9.5 109.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 9 6 *** 1953 11 7 15 21 11 3 13 8 12 11 17 11 140 1954 13 18 20 22 6 8 8 2 5 0 13 13 128 1955 14 8 19 14 14 10 5 8 13 7 7 13 132 1956 12 17 23 19 13 9 17 4 14 7 11 8 154 1957 13 9 16 16 11 14 4 7 0 8 7 8 113 1958 9 5 10 16 4 7 10 9 5 10 6 8 99 1959 9 12 18 16 11 7 6 12 15 13 17 17 153 1960 6 12 15 16 8 10 11 10 6 4 10 5 113 1961 12 10 11 9 3 0 9 4 11 3 4 3 79 1962 11 8 8 15 8 6 0 4 6 5 7 8 86 1963 9 15 14 15 10 7 14 4 6 8 5 7 114 1964 6 13 19 16 4 2 13 17 8 5 3 8 114 1965 13 6 15 10 8 6 7 5 5 8 7 9 99 1966 9 14 9 13 12 8 3 2 8 11 1 7 97 1967 2 10 13 14 7 7 13 6 10 4 6 7 99 1968 8 12 16 15 12 8 7 11 7 7 9 14 126 1969 13 16 25 17 11 6 10 4 6 8 9 10 135 1970 12 9 19 14 9 8 2 13 10 9 4 11 120 1971 7 10 11 13 8 8 5 10 2 3 8 8 93 1972 13 10 17 8 13 4 3 2 4 6 7 15 102 1973 12 10 15 12 6 15 12 10 13 3 7 5 120 1974 13 14 23 15 9 6 14 5 9 1 6 5 120 1975 7 11 12 7 10 4 4 9 2 7 12 10 95 1976 7 15 17 14 11 10 18 2 6 10 7 13 130 1977 17 10 17 11 13 12 16 5 6 11 9 13 140 1978 10 14 16 14 16 10 3 10 6 10 7 12 128 1979 12 12 14 16 8 9 12 2 3 6 7 7 108 1980 8 17 19 16 11 6 4 13 9 9 10 10 132 1981 8 12 17 18 14 6 13 5 2 5 5 7 112 1982 10 11 12 8 16 13 11 12 1 12 17 6 129 1983 8 4 12 10 12 13 11 13 13 4 7 9 116 1984 8 11 20 12 15 8 2 13 7 3 9 12 120 1985 13 11 12 5 4 6 15 4 8 6 9 15 108 1986 8 14 15 13 13 6 6 3 3 7 12 8 108 1987 8 12 19 15 15 4 5 13 7 12 15 10 135 1988 16 17 13 15 10 5 9 14 10 7 9 5 130 1989 12 8 13 7 7 7 6 3 7 6 1 15 92 1990 9 11 12 9 7 11 7 16 8 6 4 8 108 1991 12 13 22 14 10 5 3 6 11 6 11 6 119 1992 10 11 15 16 13 9 12 10 6 6 9 11 128 1993 10 14 9 14 8 10 11 5 9 8 17 16 131 1994 14 15 22 10 11 17 7 12 5 8 10 10 141 1995 13 10 8 16 5 4 5 9 6 7 1 10 94 1996 13 13 26 18 10 9 3 7 9 6 7 7 128 1997 11 9 13 11 5 6 14 8 9 4 9 10 109 1998 14 12 9 7 6 2 7 6 9 7 8 15 102 1999 11 10 13 11 9 3 3 1 9 4 15 7 96 2000 12 8 14 4 10 5 2 4 10 9 13 14 105 2001 12 4 12 11 13 11 5 3 5 6 9 9 100 2002 10 7 12 17 13 6 3 12 5 5 7 13 110 2003 11 19 18 22 7 10 19 5 8 8 9 13 149 2004 8 6 17 13 10 7 8 3 8 7 7 9 103 2005 12 12 17 11 11 15 2 7 12 5 6 10 120 MEAN 10.6 11.3 15.4 13.4 9.8 7.7 8.2 7.4 7.4 6.8 8.5 9.7 116.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M NO. OF DAYS WITH VISIBILITY LESS THAN OR EQUAL 2 KM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 *** *** *** *** *** *** *** *** *** *** 0 1 *** 1953 3 0 0 0 0 0 0 0 0 0 3 0 6 1954 0 2 0 2 1 0 0 0 0 0 0 1 6 1955 0 0 0 2 3 0 0 0 1 0 1 4 11 1956 1 2 2 2 2 0 1 1 2 1 1 6 21 1957 6 6 13 9 3 11 0 0 1 1 15 31 96 1958 28 2 0 0 0 0 0 0 0 0 0 1 31 1959 13 7 0 2 0 0 1 0 0 0 1 4 28 1960 0 0 1 0 0 0 0 0 0 0 1 0 2 1961 2 0 0 0 1 0 0 0 0 0 0 0 3 1962 2 1 4 0 0 1 0 0 0 2 0 2 12 1963 0 1 0 2 0 0 0 0 0 0 1 1 5 1964 0 0 4 0 0 0 0 0 0 1 0 0 5 1965 1 0 0 0 0 0 0 0 0 1 0 0 2 1966 1 2 0 0 0 0 0 0 0 0 0 0 3 1967 1 1 0 0 0 0 0 0 0 2 0 0 4 1968 2 1 2 0 0 0 0 0 0 0 2 2 9 1969 4 6 3 1 0 0 0 0 0 0 0 2 16 1970 1 0 0 0 0 0 1 0 0 0 2 3 7 1971 2 2 0 0 0 0 0 0 0 0 0 0 4 1972 2 2 1 1 0 0 0 0 0 0 0 1 7 1973 2 2 0 0 0 0 0 0 0 0 0 0 4 1974 0 0 0 0 0 0 0 0 0 0 1 0 1 1975 0 0 0 0 0 0 0 0 0 0 0 0 0 1976 0 0 0 0 0 0 0 0 0 1 0 0 1 1977 4 1 0 1 0 0 0 0 0 0 0 1 7 1978 1 1 0 0 0 0 0 0 0 0 0 2 4 1979 4 3 4 1 0 0 0 0 0 0 1 2 15 1980 4 3 2 6 0 0 0 0 0 1 2 0 18 1981 0 2 0 2 0 0 0 0 0 0 0 1 5 1982 2 0 2 0 0 1 0 0 0 2 2 0 9 1983 0 0 0 0 0 0 1 1 0 2 1 1 6 1984 0 2 1 0 0 1 0 0 0 0 0 0 4 1985 2 1 0 0 0 0 0 0 0 0 1 1 5 1986 4 3 0 0 0 0 0 0 0 0 0 3 10 1987 1 0 0 4 0 0 0 0 0 0 0 1 6 1988 2 2 5 3 0 0 2 1 0 0 1 5 21 1989 0 2 7 2 0 0 0 0 0 1 1 2 15 1990 3 0 1 0 0 0 0 0 1 0 0 4 9 1991 2 4 2 3 1 1 0 0 0 0 1 0 14 1992 1 3 5 6 3 3 2 1 0 0 2 4 30 1993 2 1 2 7 1 2 0 1 2 0 5 5 28 1994 7 4 6 0 3 4 0 0 1 1 2 3 31 1995 6 3 8 7 2 0 1 0 1 2 6 4 40 1996 3 8 6 9 1 3 1 0 2 4 1 2 40 1997 3 1 5 1 1 3 2 0 1 1 4 5 27 1998 10 7 2 1 1 1 0 0 4 2 1 8 37 1999 0 2 3 6 4 0 1 1 3 2 1 6 29 2000 2 0 6 2 1 6 0 0 2 3 1 7 30 2001 4 2 7 9 6 2 0 0 3 2 4 9 48 2002 7 9 11 12 2 2 0 4 0 3 3 10 63 2003 8 11 15 12 2 3 0 1 0 1 3 3 59 2004 1 4 12 7 2 1 2 0 0 4 0 5 38 2005 6 6 13 4 6 1 0 1 1 1 1 5 45 MEAN 3.0 2.3 2.9 2.4 0.9 0.9 0.3 0.2 0.5 0.8 1.3 2.9 18.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1966 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1967 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1968 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1969 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1970 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1971 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1972 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1973 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1974 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1975 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 115.9 ****** 1976 153.0 100.0 89.5 104.0 130.5 157.5 91.0 192.0 155.0 142.5 137.5 100.0 1552.5 1977 76.5 127.0 91.0 106.0 ***** ***** ***** ***** ***** ***** ***** ***** ****** 1978 ***** ***** 104.0 ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1979 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1980 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 133.7 115.8 ****** 1981 132.7 105.0 96.5 107.0 135.5 ***** 158.5 190.0 184.0 179.5 173.2 118.8 ****** 1982 115.2 109.2 131.5 166.0 124.8 136.1 177.8 150.7 197.6 147.9 86.2 147.1 1690.1 1983 148.5 161.4 158.6 157.3 163.9 145.8 189.8 125.2 103.1 186.2 129.8 135.8 1805.4 1984 137.6 101.5 81.6 178.3 160.6 176.1 250.5 132.0 207.5 218.8 124.9 113.1 1882.5 1985 115.5 129.4 146.8 208.4 271.3 235.9 127.8 300.5 205.5 193.4 136.7 111.6 2182.8 1986 143.3 110.4 130.9 127.9 175.4 225.3 239.7 273.3 267.7 173.7 130.6 165.7 2163.9 1987 160.9 111.4 98.9 162.7 158.0 242.9 272.9 201.0 201.0 140.4 122.6 144.1 2016.8 1988 102.4 105.6 155.5 168.9 223.5 275.7 213.9 183.4 197.4 202.5 154.0 153.3 2136.1 1989 142.8 178.8 154.0 224.2 241.3 238.5 237.5 245.7 190.9 210.1 219.6 104.6 2388.0 1990 142.5 122.5 155.0 201.1 207.7 215.9 209.7 123.8 167.2 209.4 184.8 131.2 2070.8 1991 127.4 96.9 55.8 173.6 204.7 247.4 290.3 222.6 157.2 198.9 132.3 148.5 2055.6 1992 144.5 110.2 142.0 130.7 177.5 220.9 161.6 207.8 225.5 198.7 165.8 109.0 1994.2 1993 152.1 88.2 186.2 149.3 212.0 207.9 205.5 250.1 189.6 214.7 100.3 111.6 2067.5 1994 112.8 108.9 93.4 207.5 238.2 148.0 226.2 173.4 256.1 199.1 147.1 144.4 2055.1 1995 122.0 148.0 184.2 145.1 238.7 203.8 206.5 185.2 232.9 218.6 227.1 157.4 2269.5 1996 109.8 116.5 58.1 133.3 228.9 208.2 306.1 252.3 206.8 204.3 177.1 168.1 2169.5 1997 154.0 157.9 168.8 214.0 270.4 251.7 165.8 218.3 172.9 232.0 158.6 137.2 2301.6 1998 110.4 134.4 172.8 208.9 274.2 310.9 258.7 259.4 182.7 196.9 160.7 103.7 2373.7 1999 151.7 140.8 152.0 166.2 237.6 290.4 286.5 312.0 197.6 215.2 146.0 155.2 2451.2 2000 143.1 165.1 165.8 234.9 218.0 258.7 311.8 280.1 177.2 173.5 143.1 122.7 2394.0 2001 159.7 184.8 192.0 185.3 205.3 210.1 253.7 273.6 223.4 211.3 151.3 142.3 2392.8 2002 142.6 163.5 175.3 119.9 191.9 266.9 302.3 174.9 223.0 211.4 172.2 135.2 2279.1 2003 139.0 80.0 100.0 80.1 283.1 225.2 132.6 285.7 207.6 200.8 157.2 129.6 2020.9 2004 150.4 160.5 131.4 191.1 202.0 234.0 223.6 273.3 206.8 227.8 156.9 148.4 2306.2 2005 162.3 140.2 134.0 192.2 222.1 175.1 269.5 245.8 166.9 197.8 151.6 133.8 2191.3 MEAN 135.3 128.1 132.3 164.6 207.6 220.4 221.9 220.5 196.3 196.4 151.1 132.3 2106.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** 999.9 998.4 999.8 994.8 992.3 992.4 998.7 1004.1 1008.9 1001.5 ****** 1967 1002.5 1004.1 999.2 998.0 998.1 996.0 993.5 993.2 997.1 1003.6 1000.6 998.2 998.7 1968 995.4 1001.4 999.9 1000.8 997.5 994.4 992.4 991.7 994.9 1000.3 1002.4 1000.5 997.6 1969 1004.4 1005.6 999.5 998.8 997.0 991.7 993.1 994.5 997.4 999.9 1003.7 999.8 998.8 1970 1001.5 999.1 999.8 999.3 993.7 994.0 990.7 990.4 996.1 999.5 1000.8 1002.2 997.3 1971 1006.7 996.6 998.9 996.9 995.0 991.0 990.4 991.5 997.5 1001.1 1000.2 998.8 997.0 1972 1006.1 1007.9 1001.9 995.4 994.9 991.9 990.3 994.1 996.3 999.8 1001.2 1007.6 998.9 1973 1005.4 998.1 1000.0 994.4 994.9 992.7 989.5 992.8 998.0 999.8 999.6 1003.3 997.4 1974 1003.4 1005.0 1004.7 995.0 994.0 991.4 991.4 991.7 996.0 1001.2 1001.6 1000.8 998.0 1975 1002.9 1000.0 999.3 997.8 994.1 990.8 988.2 990.5 994.6 999.9 1005.0 1003.3 997.2 1976 997.6 1004.0 1002.8 997.4 996.0 994.6 990.0 991.3 995.5 1000.1 1006.0 1003.9 998.3 1977 1006.1 1003.1 1002.7 995.2 996.7 990.8 989.9 992.4 997.6 1001.2 1001.2 1002.6 998.3 1978 1002.6 1003.0 998.9 994.2 996.4 993.0 992.9 993.2 994.3 1001.3 1005.4 998.8 997.8 1979 1003.2 999.7 999.9 997.6 998.6 995.6 991.6 993.0 998.1 999.4 1003.7 1000.1 998.4 1980 1002.4 1003.8 999.4 994.5 995.9 993.4 991.1 992.9 996.5 1000.5 1000.6 1000.8 997.7 1981 999.9 1000.1 997.2 997.4 996.5 994.7 992.2 993.0 998.6 1002.5 999.4 1000.3 997.6 1982 1002.0 1001.7 1000.2 996.5 999.8 995.1 990.8 993.3 998.6 1001.0 1005.3 1003.4 999.0 1983 1001.6 999.4 1001.2 998.1 995.0 994.8 990.1 991.8 996.5 1001.1 1001.4 1004.1 997.9 1984 1002.1 1009.2 1013.1 1011.2 1012.4 1010.1 1006.2 1006.9 1013.3 1018.1 1017.8 1025.3 1012.1 1985 1018.0 1010.8 1021.4 1011.6 1011.2 1007.2 1008.5 1010.2 1011.2 1017.3 1019.1 1018.7 1013.8 1986 1017.3 1017.0 1022.2 1016.2 1011.8 1006.9 1008.4 1009.9 1013.6 1017.7 1019.6 1018.4 1014.9 1987 1017.6 1018.8 1013.8 1015.5 1012.3 1009.0 1008.4 1008.1 1013.9 1022.2 1020.7 1017.1 1014.8 1988 1019.0 1018.7 1012.5 1014.6 1012.8 1005.6 1006.0 1008.2 1012.7 1017.2 1016.5 1014.9 1013.2 1989 1020.9 1023.2 1014.6 1016.2 1013.3 1008.7 1007.8 1007.4 1010.9 1016.0 1017.0 1017.7 1014.5 1990 1021.5 1017.7 1020.5 1012.7 1013.4 1007.7 1007.6 1009.7 1010.2 1017.2 1017.7 1020.3 1014.7 1991 1019.3 1020.7 1018.2 1014.0 1010.3 1009.3 1005.1 1007.5 1013.7 1016.9 1021.0 1016.3 1014.4 1992 1018.8 1014.9 1018.0 1013.9 1014.4 1007.4 1007.7 1012.2 1014.4 1016.1 1017.3 1018.4 1014.5 1993 1020.3 1021.4 1017.1 1013.1 1011.8 1009.0 1009.5 1009.9 1012.0 1021.4 1022.2 1021.7 1015.8 1994 1018.7 1020.0 1017.3 1015.3 1012.2 1009.1 1007.1 1008.2 1016.8 1019.5 1014.7 1020.5 1015.0 1995 1019.5 1019.2 1016.4 1011.9 1013.9 1008.2 1005.4 1007.2 1010.5 1018.4 1015.1 1021.0 1013.9 1996 1022.6 1018.6 1017.0 1016.0 1012.1 1010.4 1008.9 1008.5 1008.2 1015.9 1023.2 1018.0 1015.0 1997 1017.6 1020.0 1014.8 1010.8 1012.8 1007.2 1005.8 1007.1 1013.4 1013.8 1019.7 1017.6 1013.4 1998 1018.2 1019.6 1014.6 1012.5 1012.8 1009.8 1006.7 1008.6 1011.8 1017.5 1018.5 1021.2 1014.3 1999 1019.7 1014.0 1016.2 1015.1 1013.2 1008.7 1007.1 1006.5 1011.5 1015.0 1019.2 1021.0 1013.9 2000 1017.6 1018.2 1016.5 1010.8 1011.2 1009.1 1007.7 1007.6 1010.6 1018.7 1022.5 1018.6 1014.1 2001 1023.2 1016.5 1015.0 1013.0 1009.6 1008.4 1007.8 1008.5 1011.4 1016.8 1016.4 1018.0 1013.7 2002 1019.7 1018.4 1014.7 1012.5 1012.9 1008.4 1007.9 1006.8 1011.8 1014.5 1019.6 1020.7 1014.0 2003 1018.6 1015.7 1017.9 1016.1 1014.5 1010.2 1006.6 1009.4 1012.8 1013.2 1020.3 1020.7 1014.7 2004 1013.9 1015.5 1019.3 1014.5 1010.3 1009.4 1009.2 1006.7 1014.0 1018.5 1016.3 1020.1 1014.0 2005 1018.4 1018.9 1014.5 1016.4 1012.5 1009.3 1007.0 1008.4 1011.4 1017.2 1019.9 1020.2 1014.5 MEAN 1011.4 1010.8 1009.3 1006.2 1005.1 1001.8 1000.1 1001.2 1005.3 1009.9 1011.5 1011.4 1007.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 1012.3 1011.9 1010.0 1001.1 1001.5 998.2 1006.3 1013.9 1018.3 1015.3 ****** DAY-HOUR **-** **-** 2-12 5- 6 18- 9 17- 3 8- 3 31-15 21- 6 17- 9 23- 6 30- 6 1967 1013.4 1019.5 1013.5 1009.9 1007.1 1004.3 1001.4 998.6 1007.7 1014.3 1011.6 1010.6 1019.5 DAY-HOUR 26- 6 3- 6 1- 6 10- 6 3- 6 5-15 22- 6 15- 6 24-15 15- 6 30- 6 12- 6 1968 1009.3 1018.1 1015.8 1007.7 1003.9 1004.5 1000.4 998.3 1002.7 1011.2 1013.2 1011.0 1018.1 DAY-HOUR 19- 6 5- 6 26- 6 29- 6 22- 9 8- 6 12-15 27- 6 18- 6 27-15 21-15 20- 6 1969 1022.7 1017.2 1012.9 1009.7 1006.3 1001.9 999.5 1001.6 1009.9 1012.1 1014.4 1008.0 1022.7 DAY-HOUR 6- 6 10- 9 12- 6 4- 6 21- 6 1- 3 3- 3 31- 6 13- 6 26- 9 9-15 25- 6 1970 1011.7 1009.3 1009.7 1014.0 1004.6 1006.6 995.8 1001.0 1005.9 1011.6 1016.0 1010.9 1016.0 DAY-HOUR 2- 6 16- 6 5- 6 22- 6 9- 6 11- 3 23- 3 31- 6 18- 6 31- 9 14- 9 30- 6 1971 1019.6 1010.2 1012.3 1008.6 1004.1 1000.8 996.6 999.3 1006.8 1013.3 1011.1 1013.1 1019.6 DAY-HOUR 8-15 1- 6 6- 6 9- 9 2- 6 17- 3 12- 3 29- 6 23- 6 31- 6 20- 6 31-15 1972 1019.2 1022.7 1016.7 1007.2 1007.2 1001.8 996.0 1000.5 1006.2 1007.4 1011.4 1017.6 1022.7 DAY-HOUR 4-15 22- 6 20- 6 1- 6 23- 6 17- 6 16- 9 24-12 17- 6 25-15 9- 6 23- 9 1973 1023.0 1011.7 1015.1 1007.2 1005.7 1000.8 996.7 999.1 1013.2 1010.4 1015.0 1015.7 1023.0 DAY-HOUR 25- 3 2- 6 9- 9 11- 3 8- 3 7- 6 22- 9 7- 6 26-12 22- 6 20- 9 21- 6 1974 1020.1 1016.4 1017.1 1006.6 1001.8 998.3 998.3 1000.6 1003.2 1007.6 1011.7 1007.1 1020.1 DAY-HOUR 5- 6 3- 9 9- 6 25- 9 9- 6 1- 6 31- 6 26- 6 24- 6 13- 9 17- 6 3- 3 1975 1022.6 1013.6 1011.1 1008.8 1001.3 999.6 995.8 1001.4 1007.0 1011.6 1021.6 1016.1 1022.6 DAY-HOUR 14- 6 19- 6 13- 9 3- 9 3- 6 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 1976 1013.1 1018.2 1014.3 1011.4 1004.3 1003.1 998.2 996.2 1004.6 1017.4 1017.2 1018.3 1018.3 DAY-HOUR 9- 6 20- 9 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18- 9 1977 1018.1 1011.5 1019.6 1010.2 1002.4 998.5 996.2 999.4 1009.5 1017.4 1011.4 1021.7 1021.7 DAY-HOUR 5- 6 22- 6 9- 9 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 1978 1017.6 1020.3 1010.0 1006.9 1010.0 1007.6 1002.1 1000.4 1005.9 1010.9 1015.3 1021.0 1021.0 DAY-HOUR 13- 6 5- 9 19- 6 11-18 2-15 8- 3 7- 6 21- 6 26- 9 10- 3 5- 6 23-18 1979 1018.4 1015.4 1016.0 1014.5 1007.7 1006.6 999.7 1000.4 1005.9 1011.6 1014.4 1015.0 1018.4 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 1980 1016.5 1015.1 1010.5 1008.6 1010.0 1003.5 1000.4 1005.8 1007.0 1009.0 1011.8 1013.1 1016.5 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 1981 1013.9 1011.8 1013.7 1007.8 1010.1 1003.7 997.3 998.6 1009.0 1012.5 1009.3 1011.9 1013.9 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 9 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 1982 1018.2 1017.4 1011.6 1010.8 1012.6 1002.1 1000.0 1000.6 1007.6 1017.6 1012.9 1013.6 1018.2 DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 6-18 8- 6 15-18 20- 6 25- 6 10-21 10- 6 1983 1019.2 1010.7 1014.5 1006.3 1003.9 1003.6 1000.2 1000.3 1004.9 1010.0 1022.3 1015.8 1022.3 DAY-HOUR 7-18 22-21 14-18 21- 6 15-21 1- 6 1- 0 17- 6 27-12 12- 6 25-21 15- 3 1984 1012.3 1021.2 1027.9 1023.4 1021.1 1018.0 1014.0 1014.4 1019.6 1030.0 1035.9 1035.6 1035.9 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30- 6 21- 6 30-21 18-18 1985 1032.0 1029.5 1038.8 1033.2 1022.2 1016.3 1014.5 1017.5 1022.8 1029.3 1030.1 1034.2 1038.8 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 1986 1031.7 1026.0 1034.0 1027.2 1024.0 1014.2 1015.5 1014.2 1024.8 1029.4 1033.0 1037.6 1037.6 DAY-HOUR 23-15 22- 6 2-18 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 1987 1034.5 1033.9 1029.4 1026.2 1022.3 1017.5 1017.4 1015.6 1023.9 1031.6 1040.4 1036.3 1040.4 DAY-HOUR 20-18 1- 0 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 1988 1031.1 1034.8 1028.1 1031.5 1025.7 1012.5 1013.0 1017.4 1024.0 1027.9 1029.5 1026.3 1034.8 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 1989 1033.7 1033.5 1023.5 1024.6 1022.9 1016.0 1015.1 1017.5 1024.3 1029.6 1029.0 1023.9 1033.7 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 1990 1032.8 1032.3 1040.7 1026.0 1024.5 1017.0 1013.8 1015.8 1018.2 1034.3 1032.0 1032.0 1040.7 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 1991 1029.8 1032.1 1027.5 1026.0 1021.3 1018.0 1015.1 1015.2 1022.7 1025.3 1029.4 1031.7 1032.1 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-18 1992 1031.6 1028.8 1031.5 1025.0 1028.7 1018.6 1017.1 1022.6 1024.0 1028.2 1031.7 1028.1 1031.7 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 6-18 12- 6 31- 6 29- 6 15-18 3- 6 2-18 1993 1038.1 1034.1 1031.4 1024.6 1025.8 1023.7 1016.6 1015.8 1022.9 1029.2 1034.5 1033.4 1038.1 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 1994 1033.6 1036.7 1030.1 1032.9 1022.5 1014.2 1013.5 1013.8 1022.6 1029.9 1024.1 1035.1 1036.7 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 1995 1034.7 1029.0 1030.0 1025.9 1021.8 1016.1 1011.7 1013.9 1022.9 1034.4 1029.2 1033.7 1034.7 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 1996 1038.1 1029.8 1025.5 1031.0 1020.9 1020.1 1017.8 1021.0 1021.7 1030.0 1035.4 1029.0 1038.1 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 1997 1032.0 1030.7 1034.1 1023.4 1022.0 1015.3 1014.3 1015.2 1023.1 1024.7 1034.7 1030.2 1034.7 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7- 6 17- 6 1998 1029.9 1037.7 1029.6 1024.2 1024.9 1015.8 1015.2 1014.1 1020.7 1035.7 1029.0 1032.6 1037.7 DAY-HOUR 22- 6 22-15 26- 6 1- 0 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 1999 1039.7 1027.3 1030.9 1024.7 1021.8 1020.1 1014.6 1015.4 1020.6 1025.6 1033.2 1034.1 1039.7 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 2000 1030.8 1033.8 1030.0 1021.6 1023.6 1020.9 1014.2 1014.6 1018.3 1027.9 1034.3 1029.7 1034.3 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 2001 1033.1 1035.0 1031.6 1030.7 1020.8 1017.2 1013.1 1016.3 1022.7 1029.7 1027.1 1029.2 1035.0 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 2002 1030.5 1034.1 1035.6 1022.3 1023.7 1017.9 1015.4 1016.8 1019.3 1025.1 1029.2 1039.4 1039.4 DAY-HOUR 27- 6 18-18 6- 9 1- 6 16-18 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 2003 1029.9 1030.2 1034.1 1029.9 1031.5 1024.0 1015.6 1014.7 1024.5 1023.2 1032.5 1041.4 1041.4 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 2004 1025.7 1022.3 1037.1 1025.7 1020.4 1021.6 1016.9 1012.9 1021.6 1031.0 1026.5 1034.8 1037.1 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 14- 6 14-18 30- 6 3- 6 2005 1029.9 1031.6 1026.4 1036.1 1020.7 1017.8 1012.7 1016.0 1019.0 1030.9 1029.3 1035.8 1036.1 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 1952-2005 1039.7 1037.7 1040.7 1036.1 1031.5 1024.0 1017.8 1022.6 1024.8 1035.7 1040.4 1041.4 1041.4 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 983.1 984.8 989.7 984.7 984.7 983.5 990.2 994.6 993.2 985.5 ****** DAY-HOUR **-** **-** 20- 3 13-12 25-15 13-15 16-15 29- 3 11- 6 15-15 30-15 18- 9 1967 990.7 983.7 987.5 981.3 986.7 985.6 988.6 987.7 988.3 992.6 989.8 980.6 980.6 DAY-HOUR 15-12 24- 9 17-12 25- 3 28-12 22-15 4-15 20-12 17-12 11-12 25- 3 23- 3 1968 976.6 988.2 980.0 989.4 988.2 986.2 985.0 982.5 988.0 986.4 995.8 986.9 976.6 DAY-HOUR 10-12 21- 3 13- 3 23-12 20-12 5-12 31-15 16-15 9-12 25- 9 29- 3 27- 3 1969 989.3 989.8 982.6 975.1 985.8 981.3 982.6 986.7 987.0 984.7 991.7 986.9 975.1 DAY-HOUR 19-12 13-12 19-12 17-15 14-12 24- 9 14- 3 14-15 9-15 29- 3 7-12 13-15 1970 989.3 982.6 981.4 975.6 983.2 987.3 984.4 978.4 987.9 985.2 991.7 988.9 975.6 DAY-HOUR 30- 3 19- 3 19- 3 19-12 15-12 7-15 13-12 27- 3 8-12 14-15 3-15 11- 3 1971 991.9 975.0 988.0 978.2 986.9 981.1 981.1 985.9 988.6 988.2 988.3 986.6 975.0 DAY-HOUR 13-12 27-15 28- 6 14-12 26- 3 21- 9 4-15 10-15 6-15 8-12 18-12 13- 3 1972 991.4 992.4 990.4 986.6 979.4 981.4 982.8 985.7 987.9 993.8 987.7 991.6 979.4 DAY-HOUR 13-15 17-12 25-15 3-15 6- 9 30- 3 4-15 1- 3 13-12 19- 3 3-12 16-12 1973 985.0 976.1 983.7 978.7 982.2 984.8 981.2 984.6 989.4 991.8 988.2 987.1 976.1 DAY-HOUR 31-15 22-12 3-15 8-15 30- 3 15-12 29- 3 9-15 9- 3 24- 3 1- 3 8-15 1974 980.8 993.2 984.0 980.1 983.2 983.4 981.6 979.1 985.1 990.7 986.8 988.4 979.1 DAY-HOUR 21-15 12-12 17-12 20-12 22-15 24-15 4-15 16- 3 2-12 29- 3 24- 3 5-15 1975 990.4 983.6 979.8 986.4 987.9 981.6 979.8 981.2 983.0 984.8 992.2 983.8 979.8 DAY-HOUR 9- 3 10-15 27- 3 27-15 1-12 23-15 5-15 10-15 9-12 9-15 28-18 23- 3 1976 982.8 989.3 987.6 983.5 982.5 980.4 982.2 984.9 986.9 987.5 989.8 983.1 980.4 DAY-HOUR 6-18 5- 3 13-12 17- 3 21- 3 10-12 11-12 22-15 20-15 26- 3 25- 3 10-15 1977 991.9 987.8 988.1 979.0 990.0 985.7 983.7 981.9 990.3 986.9 988.0 987.9 979.0 DAY-HOUR 19-18 6-12 3-12 24-12 4-15 22-12 27-12 16-15 26- 3 5- 3 18- 3 5-12 1978 980.3 984.9 980.7 981.3 983.5 977.8 979.4 983.7 984.4 990.1 993.5 981.0 977.8 DAY-HOUR 21- 3 17-12 24-18 10- 3 31-15 21-12 1-12 14- 3 30-15 31-12 7-18 16- 9 1979 986.8 985.3 986.0 984.5 989.3 985.9 981.5 984.2 989.1 989.1 981.4 988.4 981.4 DAY-HOUR 4-21 8-15 25-15 19-15 16-12 23-15 6-15 14- 0 5-15 4-12 29- 3 1-12 1980 987.0 992.5 980.0 982.0 986.0 985.1 983.0 983.0 988.7 986.4 987.0 986.5 980.0 DAY-HOUR 28-18 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 1981 988.0 985.5 980.2 977.5 981.4 982.7 984.7 986.4 987.9 993.5 984.0 987.0 977.5 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-15 5-12 18-12 1982 984.3 985.0 985.4 982.0 986.8 987.2 984.7 986.7 990.8 988.4 989.5 990.5 982.0 DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 1- 6 31-12 1- 3 30-21 18-12 6-12 31-15 1983 985.2 985.7 986.9 987.2 985.3 987.3 981.6 983.9 989.5 990.3 987.5 988.8 981.6 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 1984 990.6 989.7 1000.0 998.5 997.2 999.5 1000.9 998.4 1006.7 1001.3 1003.5 1005.5 989.7 DAY-HOUR 1-12 8-12 1- 0 9-18 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 1985 1004.4 991.9 997.2 1000.1 1002.7 994.9 999.8 1002.4 1001.9 1002.6 1009.3 992.1 991.9 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 1986 1004.1 1004.1 1011.8 1005.1 996.0 998.5 998.3 1000.6 1006.4 1005.2 1002.0 996.2 996.0 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 1987 1004.0 1001.9 994.5 995.0 1000.2 1000.1 998.1 999.7 1005.0 1010.2 1004.3 1000.7 994.5 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 1988 1005.7 997.3 994.1 998.9 998.9 991.7 1000.6 999.0 1000.0 1001.9 1003.3 991.2 991.2 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 1989 1005.2 1008.5 1000.8 1007.2 999.6 1000.7 998.1 997.6 1002.0 1000.7 1005.3 1007.1 997.6 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 1990 1008.5 995.2 1006.1 1000.7 996.5 997.6 998.5 1003.4 998.3 1004.8 1002.8 1010.1 995.2 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-18 27-15 7-15 14- 0 31-21 1- 0 5- 0 1991 1006.3 1006.1 1004.9 1001.9 993.4 997.3 993.0 1000.1 1002.8 1009.0 1007.9 1002.1 993.0 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 1992 999.8 1004.1 998.0 1002.3 999.6 995.2 999.2 1002.4 1004.0 1004.6 1000.5 1007.3 995.2 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 1993 1004.3 1009.3 999.2 998.1 1003.7 1000.1 999.3 1000.0 1000.0 1005.0 1005.1 1010.0 998.1 DAY-HOUR 8- 3 21- 0 8- 3 11-12 2-21 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 1994 1002.9 997.4 999.3 1001.2 1001.1 999.7 999.7 999.9 1011.3 1008.2 1003.0 999.7 997.4 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 1995 1007.7 1000.6 998.1 999.1 1002.7 991.2 996.8 999.9 1003.0 1001.3 1002.6 1008.2 991.2 DAY-HOUR 11-12 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 1996 1005.8 996.9 1004.1 997.1 1000.6 1001.7 1002.2 999.2 996.1 1000.4 1014.5 1003.2 996.1 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 1- 0 24-12 8- 0 8- 3 26-21 6-12 25-12 1997 1004.1 1010.8 1000.5 992.8 998.1 998.5 998.7 998.0 998.0 1003.9 1005.5 1001.7 992.8 DAY-HOUR 15-15 5-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 1998 1002.8 999.5 995.8 1001.3 997.2 1003.1 992.3 1000.6 1002.3 1001.6 1006.8 1007.9 992.3 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 1999 1001.7 992.7 1001.4 998.9 997.0 993.1 1000.1 999.6 1002.9 1005.6 1003.3 1007.3 992.7 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 2000 998.4 1007.8 1004.7 999.3 1001.5 1000.5 1000.8 997.2 1000.9 1011.1 1013.7 1005.8 997.2 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 10-12 13- 0 21- 9 2001 1011.9 991.0 998.3 998.6 996.8 994.9 1000.1 998.7 1002.7 1001.8 1002.6 1002.1 991.0 DAY-HOUR 10-21 21-12 24-15 12-12 8-12 17-15 9-12 30-21 4-21 6-12 17-12 20- 0 2002 1005.4 1000.0 998.0 995.0 999.8 997.8 997.6 997.8 1005.4 1004.3 1002.2 1000.4 995.0 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-15 24-12 17- 0 17-12 21-12 12- 3 21- 3 2003 1003.9 999.7 994.5 1000.2 1002.1 1000.9 999.1 1002.6 999.5 1001.1 1008.9 1002.3 994.5 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 2004 997.9 996.8 1001.5 1000.0 995.1 1001.2 1002.3 994.8 999.3 1003.9 995.5 1011.8 994.8 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 2005 1002.2 1003.7 1000.3 1004.9 1001.7 995.6 994.2 1000.1 1002.6 1001.0 1007.7 1002.4 994.2 DAY-HOUR 23- 3 28-12 9-15 15-15 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 1952-2005 976.6 975.0 979.8 975.1 979.4 977.8 979.4 978.4 983.0 984.7 981.4 980.6 975.0 YEAR-DAY 68-10 71-27 75-27 69-17 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 67-23 71-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** 1001.1 999.7 1001.1 996.0 993.6 993.7 1000.0 1005.3 1010.2 1002.8 ****** 1967 1003.8 1005.4 1000.5 999.2 999.4 997.3 994.8 994.5 998.4 1004.9 1001.8 999.5 1000.0 1968 996.7 1002.7 1001.2 1002.1 998.8 995.6 993.7 993.0 996.1 1001.6 1003.7 1001.8 998.9 1969 1005.6 1006.9 1000.8 1000.1 998.3 993.0 994.4 995.8 998.7 1001.2 1005.0 1001.1 1000.1 1970 1002.7 1000.4 1001.1 1000.6 995.0 995.2 992.0 991.7 997.4 1000.8 1002.1 1003.5 998.5 1971 1008.0 997.9 1000.2 998.1 996.2 992.3 991.7 992.8 998.7 1002.3 1001.4 1000.1 998.3 1972 1007.4 1009.2 1003.2 996.7 996.2 993.2 991.5 995.3 997.5 1001.1 1002.5 1008.9 1000.2 1973 1006.7 999.4 1001.3 995.7 996.2 994.0 990.8 994.1 999.3 1001.1 1000.8 1004.6 998.7 1974 1004.7 1006.3 1006.0 996.3 995.2 992.7 992.6 993.0 997.3 1002.4 1002.9 1002.1 999.3 1975 1004.2 1001.3 1000.6 999.0 995.4 992.1 989.4 991.7 995.8 1001.1 1006.3 1004.6 998.5 1976 998.8 1005.3 1004.1 998.7 997.2 995.8 991.2 992.6 996.8 1001.4 1007.3 1005.2 999.5 1977 1007.4 1004.4 1004.0 996.4 997.9 992.1 991.1 993.7 998.9 1002.5 1002.5 1003.9 999.6 1978 1003.9 1004.3 1000.2 995.4 997.7 994.3 994.1 994.5 995.6 1002.5 1006.7 1000.1 999.1 1979 1004.5 1001.0 1001.1 998.9 999.9 996.8 992.9 994.3 999.4 1000.7 1005.0 1001.4 999.6 1980 1003.7 1005.1 1000.7 995.7 997.2 994.7 992.3 994.2 997.8 1001.8 1001.9 1002.1 998.9 1981 1001.1 1001.4 998.5 998.6 997.7 996.0 993.5 994.2 999.8 1003.8 1000.6 1001.6 998.9 1982 1003.3 1003.0 1001.5 997.8 1001.1 996.4 992.1 994.6 999.9 1002.2 1006.6 1004.7 1000.3 1983 1002.8 1000.7 1002.5 999.4 996.2 996.1 991.3 993.1 997.8 1002.4 1002.7 1005.4 999.2 1984 1003.4 1010.5 1014.4 1012.5 1013.7 1011.4 1007.5 1008.2 1014.6 1019.4 1019.1 1026.6 1013.4 1985 1019.3 1012.0 1022.7 1012.9 1012.4 1008.4 1009.8 1011.4 1012.5 1018.6 1020.4 1020.0 1015.0 1986 1018.5 1018.3 1023.5 1017.5 1013.1 1008.2 1009.6 1011.2 1014.9 1019.0 1020.9 1019.7 1016.2 1987 1018.9 1020.1 1015.1 1016.8 1013.6 1010.3 1009.7 1009.3 1015.2 1023.5 1022.0 1018.4 1016.1 1988 1020.3 1020.0 1013.8 1015.9 1014.1 1006.9 1007.3 1009.5 1014.0 1018.5 1017.8 1016.2 1014.5 1989 1022.2 1024.5 1015.9 1017.5 1014.6 1010.0 1009.1 1008.7 1012.2 1017.3 1018.3 1019.0 1015.8 1990 1022.8 1019.0 1021.8 1014.0 1014.7 1009.0 1008.9 1010.9 1011.5 1018.5 1019.0 1021.6 1016.0 1991 1020.6 1022.0 1019.5 1015.3 1011.6 1010.6 1006.4 1008.8 1015.0 1018.2 1022.3 1017.6 1015.6 1992 1020.1 1016.2 1019.3 1015.2 1015.7 1008.7 1009.0 1013.5 1015.7 1017.4 1018.6 1019.7 1015.8 1993 1021.6 1022.7 1018.4 1014.4 1013.1 1010.3 1010.8 1011.2 1013.3 1022.7 1023.5 1023.0 1017.1 1994 1020.0 1021.3 1018.6 1016.6 1013.5 1010.4 1008.4 1009.5 1018.1 1020.8 1016.0 1021.8 1016.3 1995 1020.8 1020.5 1017.7 1013.2 1015.2 1009.5 1006.7 1008.5 1011.8 1019.7 1016.4 1022.3 1015.2 1996 1023.9 1019.9 1018.3 1017.3 1013.4 1011.7 1010.2 1009.8 1009.5 1017.2 1024.5 1019.3 1016.3 1997 1018.9 1021.3 1016.1 1012.1 1014.1 1008.5 1007.0 1008.4 1014.7 1015.1 1021.0 1018.9 1014.7 1998 1019.5 1020.9 1015.9 1013.8 1014.1 1011.1 1008.0 1009.9 1013.1 1018.8 1019.8 1022.5 1015.6 1999 1021.0 1015.3 1017.5 1016.4 1014.5 1010.0 1008.4 1007.8 1012.8 1016.3 1020.5 1022.3 1015.2 2000 1018.9 1019.5 1017.8 1012.1 1012.5 1010.4 1009.0 1008.9 1011.9 1020.0 1023.9 1019.9 1015.4 2001 1024.6 1017.8 1016.3 1014.3 1010.8 1009.6 1009.1 1009.7 1012.7 1018.1 1017.7 1019.3 1015.0 2002 1021.0 1019.7 1016.0 1013.8 1014.2 1009.7 1009.2 1008.1 1013.1 1015.8 1020.9 1022.0 1015.3 2003 1019.9 1017.0 1019.2 1017.4 1015.8 1011.5 1007.9 1010.7 1014.1 1014.5 1021.6 1022.0 1016.0 2004 1015.2 1016.8 1020.6 1015.7 1011.6 1010.7 1010.5 1008.0 1015.3 1019.8 1017.6 1021.4 1015.3 2005 1019.7 1020.2 1015.8 1017.7 1013.8 1010.6 1008.3 1009.7 1012.7 1018.5 1021.2 1021.5 1015.8 MEAN 1012.7 1012.1 1010.6 1007.5 1006.4 1003.0 1001.3 1002.5 1006.6 1011.2 1012.8 1012.7 1008.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 1013.6 1013.2 1011.3 1002.4 1002.8 999.5 1007.6 1015.2 1019.6 1016.6 ****** DAY-HOUR **-** **-** 2-12 5- 6 18- 9 17- 3 8- 3 31-15 21- 6 17- 9 23- 6 30- 6 1967 1014.7 1020.8 1014.8 1011.2 1008.4 1005.6 1002.7 999.9 1009.0 1015.6 1012.9 1011.9 1020.8 DAY-HOUR 26- 6 3- 6 1- 6 10- 6 3- 6 5-15 22- 6 15- 6 24-15 15- 6 30- 6 12- 6 1968 1010.6 1019.4 1017.1 1009.0 1005.2 1005.8 1001.7 999.6 1004.0 1012.5 1014.5 1012.3 1019.4 DAY-HOUR 19- 6 5- 6 26- 6 29- 6 22- 9 8- 6 12-15 27- 6 18- 6 27-15 21-15 20- 6 1969 1024.0 1018.5 1014.2 1011.0 1007.6 1003.2 1000.8 1002.9 1011.2 1013.4 1015.7 1009.3 1024.0 DAY-HOUR 6- 6 10- 9 12- 6 4- 6 21- 6 1- 3 3- 3 31- 6 13- 6 26- 9 9-15 25- 6 1970 1013.0 1010.6 1011.0 1015.3 1005.9 1007.9 997.1 1002.3 1007.2 1012.9 1017.3 1012.2 1017.3 DAY-HOUR 2- 6 16- 6 5- 6 22- 6 9- 6 11- 3 23- 3 31- 6 18- 6 31- 9 14- 9 30- 6 1971 1020.9 1011.5 1013.6 1009.9 1005.4 1002.1 997.9 1000.6 1008.1 1014.6 1012.4 1014.4 1020.9 DAY-HOUR 8-15 1- 6 6- 6 9- 9 2- 6 17- 3 12- 3 29- 6 23- 6 31- 6 20- 6 31-15 1972 1020.5 1024.0 1018.0 1008.5 1008.5 1003.1 997.3 1001.8 1007.5 1008.7 1012.7 1018.9 1024.0 DAY-HOUR 4-15 22- 6 20- 6 1- 6 23- 6 17- 6 16- 9 24-12 17- 6 25-15 9- 6 23- 9 1973 1024.3 1013.0 1016.4 1008.5 1007.0 1002.1 998.0 1000.4 1014.5 1011.7 1016.3 1017.0 1024.3 DAY-HOUR 25- 3 2- 6 9- 9 11- 3 8- 3 7- 6 22- 9 7- 6 26-12 22- 6 20- 9 21- 6 1974 1021.4 1017.7 1018.4 1007.9 1003.1 999.6 999.6 1001.9 1004.5 1008.9 1013.0 1008.4 1021.4 DAY-HOUR 5- 6 3- 9 9- 6 25- 9 9- 6 1- 6 31- 6 26- 6 24- 6 13- 9 17- 6 3- 3 1975 1023.9 1014.9 1012.4 1010.1 1002.6 1000.9 997.1 1002.7 1008.3 1012.9 1022.9 1017.4 1023.9 DAY-HOUR 14- 6 19- 6 13- 9 3- 9 3- 6 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 1976 1014.4 1019.5 1015.6 1012.7 1005.6 1004.4 999.5 997.5 1005.9 1018.7 1018.5 1019.6 1019.6 DAY-HOUR 9- 6 20- 9 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18- 9 1977 1019.4 1012.8 1020.9 1011.5 1003.7 999.8 997.5 1000.7 1010.8 1018.7 1012.7 1023.0 1023.0 DAY-HOUR 5- 6 22- 6 9- 9 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 1978 1018.9 1021.6 1011.3 1008.2 1011.3 1008.9 1003.4 1001.7 1007.2 1012.2 1016.6 1022.3 1022.3 DAY-HOUR 13- 6 5- 9 19- 6 11-18 2-15 8- 3 7- 6 21- 6 26- 9 10- 3 5- 6 23-18 1979 1019.7 1016.7 1017.3 1015.8 1009.0 1007.9 1001.0 1001.7 1007.2 1012.9 1015.7 1016.3 1019.7 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 1980 1017.8 1016.4 1011.8 1009.9 1011.3 1004.8 1001.7 1007.1 1008.3 1010.3 1013.1 1014.4 1017.8 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 1981 1015.2 1013.1 1015.0 1009.1 1011.4 1005.0 998.6 999.9 1010.3 1013.8 1010.6 1013.2 1015.2 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 9 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 1982 1019.5 1018.7 1012.9 1012.1 1013.9 1003.4 1001.3 1001.9 1008.9 1018.9 1014.2 1014.9 1019.5 DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 6-18 8- 6 15-18 20- 6 25- 6 10-21 10- 6 1983 1020.5 1012.0 1015.8 1007.6 1005.2 1004.9 1001.5 1001.6 1006.2 1011.3 1023.6 1017.1 1023.6 DAY-HOUR 7-18 22-21 14-18 21- 6 15-21 1- 6 1- 0 17- 6 27-12 12- 6 25-21 15- 3 1984 1013.6 1022.5 1029.2 1024.7 1022.4 1019.3 1015.3 1015.7 1020.9 1031.3 1037.2 1036.9 1037.2 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30- 6 21- 6 30-21 18-18 1985 1033.3 1030.8 1040.1 1034.5 1023.5 1017.6 1015.8 1018.8 1024.1 1030.6 1031.4 1035.5 1040.1 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 1986 1033.0 1027.3 1035.3 1028.5 1025.3 1015.5 1016.8 1015.5 1026.1 1030.7 1034.3 1038.9 1038.9 DAY-HOUR 23-15 22- 6 2-18 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 1987 1035.8 1035.2 1030.7 1027.5 1023.6 1018.8 1018.7 1016.9 1025.2 1032.9 1041.7 1037.6 1041.7 DAY-HOUR 20-18 1- 0 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 1988 1032.4 1036.1 1029.4 1032.8 1027.0 1013.8 1014.3 1018.7 1025.3 1029.2 1030.8 1027.6 1036.1 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 1989 1035.0 1034.8 1024.8 1025.9 1024.2 1017.3 1016.4 1018.8 1025.6 1030.9 1030.3 1025.2 1035.0 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 1990 1034.1 1033.6 1042.0 1027.3 1025.8 1018.3 1015.1 1017.1 1019.5 1035.6 1033.3 1033.3 1042.0 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 1991 1031.1 1033.4 1028.8 1027.3 1022.6 1019.3 1016.4 1016.5 1024.0 1026.6 1030.7 1033.0 1033.4 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-18 1992 1032.9 1030.1 1032.8 1026.3 1030.0 1019.9 1018.4 1023.9 1025.3 1029.5 1033.0 1029.4 1033.0 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 6-18 12- 6 31- 6 29- 6 15-18 3- 6 2-18 1993 1039.4 1035.4 1032.7 1025.9 1027.1 1025.0 1017.9 1017.1 1024.2 1030.5 1035.8 1034.7 1039.4 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 1994 1034.9 1038.0 1031.4 1034.2 1023.8 1015.5 1014.8 1015.1 1023.9 1031.2 1025.4 1036.4 1038.0 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 1995 1036.0 1030.3 1031.3 1027.2 1023.1 1017.4 1013.0 1015.2 1024.2 1035.7 1030.5 1035.0 1036.0 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 1996 1039.4 1031.1 1026.8 1032.3 1022.2 1021.4 1019.1 1022.3 1023.0 1031.3 1036.7 1030.3 1039.4 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 1997 1033.3 1032.0 1035.4 1024.7 1023.3 1016.6 1015.6 1016.5 1024.4 1026.0 1036.0 1031.5 1036.0 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7- 6 17- 6 1998 1031.2 1039.0 1030.9 1025.5 1026.2 1017.1 1016.5 1015.4 1022.0 1037.0 1030.3 1033.9 1039.0 DAY-HOUR 22- 6 22-15 26- 6 1- 0 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 1999 1041.0 1028.6 1032.2 1026.0 1023.1 1021.4 1015.9 1016.7 1021.9 1026.9 1034.5 1035.4 1041.0 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 2000 1032.1 1035.1 1031.3 1022.9 1024.9 1022.2 1015.5 1015.9 1019.6 1029.2 1035.6 1031.0 1035.6 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 2001 1034.4 1036.3 1032.9 1032.0 1022.1 1018.5 1014.4 1017.6 1024.0 1031.0 1028.4 1030.5 1036.3 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 2002 1031.8 1035.4 1036.9 1023.6 1025.0 1019.2 1016.7 1018.1 1020.6 1026.4 1030.5 1040.7 1040.7 DAY-HOUR 27- 6 18-18 6- 9 1- 6 16-18 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 2003 1031.2 1031.5 1035.4 1031.2 1032.8 1025.3 1016.9 1016.0 1025.8 1024.5 1033.8 1042.7 1042.7 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 2004 1027.0 1023.6 1038.4 1027.0 1021.7 1022.9 1018.2 1014.2 1022.9 1032.3 1027.8 1036.1 1038.4 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 14- 6 14-18 30- 6 3- 6 2005 1031.2 1032.9 1027.7 1037.4 1022.0 1019.1 1014.0 1017.3 1020.3 1032.2 1030.6 1037.1 1037.4 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 1952-2005 1041.0 1039.0 1042.0 1037.4 1032.8 1025.3 1019.1 1023.9 1026.1 1037.0 1041.7 1042.7 1042.7 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 984.4 986.1 991.0 986.0 986.0 984.8 991.5 995.9 994.5 986.8 ****** DAY-HOUR **-** **-** 20- 3 13-12 25-15 13-15 16-15 29- 3 11- 6 15-15 30-15 18- 9 1967 992.0 985.0 988.8 982.6 988.0 986.9 989.9 989.0 989.6 993.9 991.1 981.9 981.9 DAY-HOUR 15-12 24- 9 17-12 25- 3 28-12 22-15 4-15 20-12 17-12 11-12 25- 3 23- 3 1968 977.8 989.5 981.3 990.7 989.5 987.5 986.3 983.8 989.3 987.7 997.1 988.2 977.8 DAY-HOUR 10-12 21- 3 13- 3 23-12 20-12 5-12 31-15 16-15 9-12 25- 9 29- 3 27- 3 1969 990.6 991.1 983.9 976.3 987.1 982.6 983.9 988.0 988.3 986.0 993.0 988.2 976.3 DAY-HOUR 19-12 13-12 19-12 17-15 14-12 24- 9 14- 3 14-15 9-15 29- 3 7-12 13-15 1970 990.6 983.9 982.7 976.9 984.5 988.6 985.7 979.7 989.2 986.5 993.0 990.2 976.9 DAY-HOUR 30- 3 19- 3 19- 3 19-12 15-12 7-15 13-12 27- 3 8-12 14-15 3-15 11- 3 1971 993.2 976.2 989.3 979.4 988.2 982.4 982.4 987.2 989.9 989.5 989.6 987.9 976.2 DAY-HOUR 13-12 27-15 28- 6 14-12 26- 3 21- 9 4-15 10-15 6-15 8-12 18-12 13- 3 1972 992.7 993.7 991.7 987.9 980.7 982.7 984.1 987.0 989.2 995.1 989.0 992.9 980.7 DAY-HOUR 13-15 17-12 25-15 3-15 6- 9 30- 3 4-15 1- 3 13-12 19- 3 3-12 16-12 1973 986.3 977.4 985.0 980.0 983.5 986.1 982.5 985.9 990.7 993.1 989.5 988.4 977.4 DAY-HOUR 31-15 22-12 3-15 8-15 30- 3 15-12 29- 3 9-15 9- 3 24- 3 1- 3 8-15 1974 982.1 994.5 985.3 981.4 984.5 984.7 982.9 980.4 986.4 992.0 988.1 989.7 980.4 DAY-HOUR 21-15 12-12 17-12 20-12 22-15 24-15 4-15 16- 3 2-12 29- 3 24- 3 5-15 1975 991.7 984.9 981.1 987.7 989.2 982.9 981.1 982.5 984.3 986.1 993.5 985.1 981.1 DAY-HOUR 9- 3 10-15 27- 3 27-15 1-12 23-15 5-15 10-15 9-12 9-15 28-18 23- 3 1976 984.1 990.6 988.9 984.8 983.8 981.7 983.5 986.2 988.2 988.8 991.1 984.4 981.7 DAY-HOUR 6-18 5- 3 13-12 17- 3 21- 3 10-12 11-12 22-15 20-15 26- 3 25- 3 10-15 1977 993.2 989.1 989.4 980.3 991.3 987.0 985.0 983.2 991.6 988.2 989.3 989.2 980.3 DAY-HOUR 19-18 6-12 3-12 24-12 4-15 22-12 27-12 16-15 26- 3 5- 3 18- 3 5-12 1978 981.6 986.2 982.0 982.6 984.8 979.0 980.7 985.0 985.7 991.4 994.8 982.3 979.0 DAY-HOUR 21- 3 17-12 24-18 10- 3 31-15 21-12 1-12 14- 3 30-15 31-12 7-18 16- 9 1979 988.1 986.6 987.3 985.8 990.6 987.2 982.8 985.5 990.4 990.4 982.7 989.7 982.7 DAY-HOUR 4-21 8-15 25-15 19-15 16-12 23-15 6-15 14- 0 5-15 4-12 29- 3 1-12 1980 988.3 993.8 981.3 983.3 987.3 986.4 984.3 984.3 990.0 987.7 988.3 987.8 981.3 DAY-HOUR 28-18 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 1981 989.3 986.8 981.5 978.7 982.7 984.0 986.0 987.7 989.2 994.8 985.3 988.3 978.7 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-15 5-12 18-12 1982 985.6 986.3 986.7 983.3 988.1 988.5 986.0 988.0 992.1 989.7 990.8 991.8 983.3 DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 1- 6 31-12 1- 3 30-21 18-12 6-12 31-15 1983 986.5 987.0 988.2 988.5 986.6 988.6 982.9 985.2 990.8 991.6 988.8 990.1 982.9 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 1984 991.9 991.0 1001.3 999.8 998.5 1000.8 1002.2 999.7 1008.0 1002.6 1004.8 1006.8 991.0 DAY-HOUR 1-12 8-12 1- 0 9-18 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 1985 1005.7 993.2 998.5 1001.4 1004.0 996.2 1001.1 1003.7 1003.2 1003.9 1010.6 993.4 993.2 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 1986 1005.4 1005.4 1013.1 1006.4 997.3 999.8 999.6 1001.9 1007.7 1006.5 1003.3 997.5 997.3 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 1987 1005.3 1003.2 995.8 996.3 1001.5 1001.4 999.4 1001.0 1006.3 1011.5 1005.6 1002.0 995.8 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 1988 1007.0 998.6 995.4 1000.2 1000.2 993.0 1001.9 1000.3 1001.3 1003.2 1004.6 992.5 992.5 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 1989 1006.5 1009.8 1002.1 1008.5 1000.9 1002.0 999.4 998.9 1003.3 1002.0 1006.6 1008.4 998.9 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 1990 1009.8 996.5 1007.4 1002.0 997.8 998.9 999.8 1004.7 999.6 1006.1 1004.1 1011.4 996.5 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-18 27-15 7-15 14- 0 31-21 1- 0 5- 0 1991 1007.6 1007.4 1006.2 1003.2 994.7 998.6 994.3 1001.4 1004.1 1010.3 1009.2 1003.4 994.3 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 1992 1001.1 1005.4 999.3 1003.6 1000.9 996.5 1000.5 1003.7 1005.3 1005.9 1001.8 1008.6 996.5 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 1993 1005.6 1010.6 1000.5 999.4 1005.0 1001.4 1000.6 1001.3 1001.3 1006.3 1006.4 1011.3 999.4 DAY-HOUR 8- 3 21- 0 8- 3 11-12 2-21 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 1994 1004.2 998.7 1000.6 1002.5 1002.4 1001.0 1001.0 1001.2 1012.6 1009.5 1004.3 1001.0 998.7 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 1995 1009.0 1001.9 999.4 1000.4 1004.0 992.5 998.1 1001.2 1004.3 1002.6 1003.9 1009.5 992.5 DAY-HOUR 11-12 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 1996 1007.1 998.2 1005.4 998.4 1001.9 1003.0 1003.5 1000.5 997.4 1001.7 1015.8 1004.5 997.4 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 1- 0 24-12 8- 0 8- 3 26-21 6-12 25-12 1997 1005.4 1012.1 1001.8 994.1 999.4 999.8 1000.0 999.3 999.3 1005.2 1006.8 1003.0 994.1 DAY-HOUR 15-15 5-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 1998 1004.1 1000.8 997.1 1002.6 998.5 1004.4 993.6 1001.9 1003.6 1002.9 1008.1 1009.2 993.6 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 1999 1003.0 994.0 1002.7 1000.2 998.3 994.4 1001.4 1000.9 1004.2 1006.9 1004.6 1008.6 994.0 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 2000 999.7 1009.1 1006.0 1000.6 1002.8 1001.8 1002.1 998.5 1002.2 1012.4 1015.0 1007.1 998.5 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 10-12 13- 0 21- 9 2001 1013.2 992.3 999.6 999.9 998.1 996.2 1001.4 1000.0 1004.0 1003.1 1003.9 1003.4 992.3 DAY-HOUR 10-21 21-12 24-15 12-12 8-12 17-15 9-12 30-21 4-21 6-12 17-12 20- 0 2002 1006.7 1001.3 999.3 996.3 1001.1 999.1 998.9 999.1 1006.7 1005.6 1003.5 1001.7 996.3 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-15 24-12 17- 0 17-12 21-12 12- 3 21- 3 2003 1005.2 1001.0 995.8 1001.5 1003.4 1002.2 1000.4 1003.9 1000.8 1002.4 1010.2 1003.6 995.8 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 2004 999.2 998.1 1002.8 1001.3 996.4 1002.5 1003.6 996.1 1000.6 1005.2 996.8 1013.1 996.1 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 2005 1003.5 1005.0 1001.6 1006.2 1003.0 996.9 995.5 1001.4 1003.9 1002.3 1009.0 1003.7 995.5 DAY-HOUR 23- 3 28-12 9-15 15-15 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 1952-2005 977.8 976.2 981.1 976.3 980.7 979.0 980.7 979.7 984.3 986.0 982.7 981.9 976.2 YEAR-DAY 68-10 71-27 75-27 69-17 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 67-23 71-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** 1014.7 1012.7 1014.1 1008.9 1006.5 1005.8 1011.9 1018.4 1023.4 1016.0 ****** 1967 1017.2 1019.0 1013.7 1012.7 1012.2 1010.0 1007.4 1006.9 1011.1 1017.9 1014.9 1012.8 1013.0 1968 1008.9 1014.7 1013.6 1013.7 1010.2 1007.2 1005.4 1004.6 1007.4 1013.0 1015.1 1013.8 1010.6 1969 1017.9 1019.3 1013.5 1012.3 1009.8 1003.8 1005.4 1006.9 1010.1 1012.8 1016.9 1012.9 1011.8 1970 1014.7 1012.2 1012.8 1012.2 1006.3 1006.5 1002.9 1002.9 1008.8 1012.3 1013.8 1015.5 1010.1 1971 1020.1 1009.8 1011.9 1009.8 1007.6 1003.5 1002.8 1003.9 1010.0 1013.9 1013.0 1012.0 1009.9 1972 1019.6 1021.5 1015.3 1008.2 1007.6 1004.4 1002.8 1006.5 1008.8 1012.5 1014.1 1021.1 1011.9 1973 1018.9 1011.2 1013.2 1007.3 1007.4 1006.1 1003.2 1006.6 1012.2 1013.9 1014.1 1018.1 1011.0 1974 1018.3 1019.9 1019.2 1009.4 1008.1 1005.3 1005.1 1005.7 1010.0 1015.4 1016.0 1015.5 1012.3 1975 1017.8 1014.6 1013.9 1012.1 1008.1 1004.8 1002.0 1004.1 1008.5 1014.2 1019.7 1018.1 1011.5 1976 1012.2 1019.1 1017.6 1011.8 1010.1 1008.6 1003.7 1005.1 1009.5 1014.5 1020.7 1018.6 1012.6 1977 1021.0 1017.9 1017.4 1009.5 1010.8 1004.6 1003.6 1006.2 1011.7 1015.7 1015.7 1017.3 1012.6 1978 1017.4 1017.8 1013.5 1008.4 1010.7 1007.0 1006.7 1007.1 1008.2 1015.5 1020.2 1013.4 1012.2 1979 1018.0 1014.4 1014.5 1011.9 1012.8 1009.6 1005.3 1006.8 1012.1 1013.6 1018.2 1014.8 1012.7 1980 1017.2 1018.8 1014.1 1008.7 1010.0 1007.3 1004.7 1006.7 1010.6 1014.9 1015.0 1015.5 1012.0 1981 1014.5 1014.7 1011.8 1011.8 1010.6 1008.7 1006.0 1006.8 1012.6 1016.8 1013.8 1014.9 1011.9 1982 1016.6 1016.5 1015.0 1010.3 1013.9 1009.1 1004.6 1007.2 1012.7 1015.4 1020.0 1018.3 1013.3 1983 1016.4 1014.1 1016.0 1012.4 1009.0 1008.8 1003.7 1005.6 1010.2 1015.4 1015.9 1018.9 1012.2 1984 1016.9 1024.2 1015.0 1008.6 1010.8 1011.7 1007.8 1008.4 1014.8 1019.8 1019.5 1027.0 1015.4 1985 1019.7 1012.3 1023.1 1013.2 1012.8 1008.8 1010.1 1011.8 1012.8 1019.0 1020.7 1020.3 1015.4 1986 1018.9 1018.7 1023.9 1017.8 1013.4 1008.5 1010.0 1011.5 1015.2 1019.3 1021.2 1020.1 1016.5 1987 1019.3 1020.5 1015.5 1017.2 1014.0 1010.7 1010.1 1009.7 1015.5 1023.9 1022.4 1018.8 1016.4 1988 1020.7 1020.4 1014.1 1016.3 1014.4 1007.2 1007.7 1009.8 1014.4 1018.8 1018.1 1016.5 1014.9 1989 1022.6 1024.8 1016.3 1017.8 1015.0 1010.3 1009.4 1009.0 1012.5 1017.7 1018.7 1019.4 1016.1 1990 1023.2 1019.4 1022.2 1014.4 1015.0 1009.3 1009.2 1011.3 1011.9 1018.8 1019.3 1022.0 1016.3 1991 1021.0 1022.3 1019.8 1015.7 1011.9 1010.9 1006.7 1009.1 1015.3 1018.5 1022.7 1017.9 1016.0 1992 1020.5 1016.6 1019.7 1015.5 1016.0 1009.0 1009.3 1013.8 1016.0 1017.8 1018.9 1020.1 1016.1 1993 1022.0 1023.0 1018.8 1014.8 1013.4 1010.6 1011.1 1011.5 1013.6 1023.1 1023.8 1023.4 1017.4 1994 1020.4 1021.7 1019.0 1017.0 1013.9 1010.7 1008.7 1009.9 1018.5 1021.2 1016.3 1022.2 1016.6 1995 1021.2 1020.9 1018.1 1013.5 1015.5 1009.8 1007.0 1008.8 1012.1 1020.1 1016.7 1022.7 1015.5 1996 1024.3 1020.3 1018.7 1017.7 1013.7 1012.1 1010.5 1010.1 1009.9 1017.6 1024.9 1019.7 1016.6 1997 1019.2 1021.7 1016.4 1012.4 1014.4 1008.8 1007.4 1008.7 1015.1 1015.4 1021.4 1019.3 1015.0 1998 1019.9 1021.2 1016.2 1014.1 1014.4 1011.4 1008.3 1010.3 1013.4 1019.2 1020.2 1022.9 1016.0 1999 1021.4 1015.7 1017.8 1016.8 1014.8 1010.3 1008.7 1008.1 1013.1 1016.7 1020.9 1022.7 1015.6 2000 1019.2 1019.9 1018.2 1012.4 1012.9 1010.7 1009.3 1009.2 1012.2 1020.3 1024.2 1020.2 1015.7 2001 1024.9 1018.2 1016.6 1014.6 1011.2 1010.0 1009.4 1010.1 1013.0 1018.5 1018.0 1019.6 1015.3 2002 1021.3 1020.0 1016.3 1014.1 1014.5 1010.0 1009.4 1008.3 1013.3 1016.0 1021.2 1022.4 1015.6 2003 1020.2 1017.4 1019.5 1017.7 1016.1 1011.8 1008.1 1010.9 1014.4 1014.7 1021.8 1022.4 1016.2 2004 1015.5 1017.1 1020.9 1016.0 1011.9 1010.9 1010.7 1008.2 1015.5 1020.0 1017.9 1021.7 1015.5 2005 1020.1 1020.6 1016.1 1018.0 1014.1 1010.9 1008.5 1009.9 1013.0 1018.8 1021.5 1021.8 1016.1 MEAN 1019.0 1018.3 1016.6 1013.3 1012.1 1008.7 1007.0 1008.1 1012.3 1017.0 1018.8 1018.8 1014.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 1027.1 1026.7 1023.8 1015.0 1015.2 1010.9 1020.3 1028.8 1032.8 1030.1 ****** DAY-HOUR **-** **-** 2-12 5- 6 18- 9 3- 3 8- 3 17- 6 15- 6 17- 6 23- 6 23- 6 1967 1029.0 1034.8 1028.2 1024.0 1021.4 1018.6 1015.1 1012.9 1022.5 1028.6 1027.0 1025.7 1034.8 DAY-HOUR 3-12 3- 6 1- 3 1- 6 3- 6 6- 3 23- 3 15- 6 24-15 15- 6 30- 6 12- 6 1968 1022.5 1031.9 1029.4 1021.2 1016.8 1017.5 1012.9 1030.0 1015.7 1024.3 1026.3 1024.5 1031.9 DAY-HOUR 19- 6 5- 6 26- 6 6- 6 23- 3 8- 6 13- 3 17-12 17- 6 27-15 21- 6 23- 6 1969 1036.6 1031.2 1027.6 1024.5 1019.0 1014.8 1011.8 1014.6 1023.1 1025.2 1027.3 1021.7 1036.6 DAY-HOUR 6- 6 10- 6 12- 3 4- 6 17- 6 1- 3 2-15 31- 6 13- 6 26- 9 9-15 10- 6 1970 1025.7 1022.5 1023.5 1027.4 1018.1 1020.1 1008.6 1013.7 1018.9 1025.1 1029.3 1024.5 1029.3 DAY-HOUR 2- 6 16- 3 5- 6 22- 6 9- 6 11- 3 23- 3 31- 3 18- 6 31- 9 14- 9 30- 6 1971 1033.4 1023.7 1025.6 1022.3 1016.8 1013.8 1009.5 1010.7 1019.8 1026.2 1024.2 1026.6 1033.4 DAY-HOUR 8-15 1- 6 6- 6 9- 9 2- 6 17- 6 12- 3 25- 6 23- 6 31- 6 20- 6 31-15 1972 1032.9 1037.1 1031.1 1020.2 1020.0 1014.7 1029.3 1012.6 1018.8 1019.9 1024.5 1032.1 1037.1 DAY-HOUR 4-15 22- 6 20- 6 1- 6 23- 3 17- 6 18-12 24-12 17- 6 25-15 9- 3 23-15 1973 1037.3 1025.4 1028.9 1020.1 1019.0 1013.9 1011.0 1012.9 1027.8 1024.6 1030.1 1031.2 1037.3 DAY-HOUR 25- 3 2- 6 9- 9 10- 9 8- 3 7- 3 23- 6 7- 3 26-15 27- 9 20- 6 21- 6 1974 1035.3 1031.5 1032.4 1021.8 1015.5 1012.2 1012.2 1015.6 1017.3 1022.4 1026.6 1022.0 1035.3 DAY-HOUR 5- 6 3- 9 9- 6 25- 9 1- 6 8-12 15- 6 12-12 24- 3 13- 9 17- 6 2-15 1975 1038.3 1029.3 1026.1 1023.7 1015.2 1013.9 1009.9 1015.2 1020.3 1026.6 1037.2 1031.3 1038.3 DAY-HOUR 14- 6 19- 6 8- 6 1- 6 3- 6 17- 6 14- 6 18- 3 18- 6 20- 6 14- 3 4- 6 1976 1028.1 1033.3 1029.2 1027.8 1018.5 1017.0 1012.1 1010.0 1019.1 1032.2 1031.9 1033.1 1033.3 DAY-HOUR 1- 6 20- 6 8-15 3- 6 1- 6 26- 6 6- 6 12- 6 28-18 31- 3 13- 6 18- 9 1977 1033.5 1027.0 1035.1 1024.8 1016.4 1013.1 1010.0 1013.3 1024.4 1034.4 1025.7 1037.2 1037.2 DAY-HOUR 5- 6 22- 6 9- 9 1- 3 21-15 9-18 21- 3 30- 3 30- 6 23-18 26-18 12-18 1978 1033.2 1035.3 1025.0 1021.8 1024.8 1022.6 1016.0 1014.2 1020.4 1025.4 1030.1 1036.2 1036.2 DAY-HOUR 13- 6 5-12 16- 6 11-18 2-15 8- 3 7- 6 21- 3 26- 9 10- 3 5- 6 23-18 1979 1033.2 1030.2 1031.2 1029.9 1022.5 1021.4 1013.9 1014.1 1020.5 1025.6 1028.8 1030.3 1033.2 DAY-HOUR 17-18 18- 6 4-18 27- 6 24-18 10-18 20- 6 2- 6 20-18 9- 3 10- 6 22- 6 1980 1031.4 1030.2 1026.1 1023.7 1024.6 1018.2 1013.9 1020.4 1021.3 1023.7 1026.6 1028.0 1031.4 DAY-HOUR 31-18 2- 9 7-18 1- 6 16- 6 11- 6 11- 6 30- 6 25-18 20-15 2-18 20- 6 1981 1029.0 1026.2 1029.0 1022.7 1024.6 1018.2 1011.0 1012.8 1023.6 1027.5 1023.8 1026.7 1029.0 DAY-HOUR 29- 6 23-18 8- 6 10- 6 21- 9 9- 3 25- 6 4- 6 23- 3 29- 3 15-15 1- 6 1982 1034.6 1032.3 1026.9 1025.8 1027.6 1016.1 1014.0 1015.0 1022.4 1033.1 1027.9 1029.2 1034.6 DAY-HOUR 21- 6 11- 6 5- 6 3-21 10- 6 2-18 8- 3 15-18 20- 6 25- 6 10-21 9-18 1983 1034.2 1026.2 1029.9 1020.8 1018.3 1018.2 1014.2 1014.0 1018.4 1024.5 1037.3 1031.0 1037.3 DAY-HOUR 7-18 22-21 14-18 29- 0 15-21 1- 6 1- 9 31-18 27- 9 12- 6 26- 0 15- 3 1984 1027.3 1036.3 1026.3 1022.0 1020.2 1019.7 1015.6 1019.0 1021.3 1031.8 1037.7 1037.4 1037.7 DAY-HOUR 4- 6 18-18 9-18 4- 6 17- 9 15-21 3-18 10- 0 30-18 21- 6 30-21 18-18 1985 1033.7 1031.2 1040.5 1034.9 1023.9 1018.0 1016.1 1019.1 1023.5 1031.0 1031.8 1035.9 1040.5 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 3 31- 6 19-18 14- 6 1986 1033.4 1027.7 1035.7 1028.9 1025.7 1015.8 1017.1 1019.4 1026.5 1031.1 1034.7 1039.4 1039.4 DAY-HOUR 23-15 22- 6 2-18 4-18 18- 6 3- 6 3- 6 3- 9 30- 3 14-18 15- 9 10- 6 1987 1036.2 1035.6 1031.1 1027.9 1024.0 1019.2 1019.1 1016.4 1025.6 1033.3 1042.2 1038.0 1042.2 DAY-HOUR 20-18 1- 0 23- 6 6- 9 13- 6 5-18 10-18 8- 3 23-18 28- 6 30- 6 1- 6 1988 1032.8 1036.5 1029.0 1033.2 1027.4 1014.1 1014.6 1019.1 1025.7 1029.6 1031.2 1028.0 1036.5 DAY-HOUR 2-18 6- 6 17- 0 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 1989 1035.4 1035.2 1025.2 1026.3 1024.6 1017.7 1016.7 1019.2 1026.0 1031.3 1030.7 1025.6 1035.4 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 1990 1033.7 1034.0 1042.4 1027.7 1026.2 1019.2 1015.4 1017.5 1019.9 1036.0 1033.7 1033.7 1042.4 DAY-HOUR 9- 6 8- 6 16-21 3- 6 16- 3 6-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 1991 1031.5 1033.8 1029.2 1027.7 1023.0 1019.7 1016.8 1016.9 1024.4 1027.0 1031.1 1033.4 1033.8 DAY-HOUR 11- 6 11-18 11-18 28-18 4-15 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-18 1992 1033.3 1030.5 1033.2 1026.7 1030.4 1020.3 1018.8 1024.3 1025.7 1029.9 1033.4 1029.8 1033.4 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 6-18 12- 6 31- 6 29- 6 15-18 3- 6 2-18 1993 1039.8 1035.8 1033.1 1026.3 1027.5 1025.4 1018.3 1017.4 1024.6 1030.9 1036.2 1035.1 1039.8 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 17-21 22- 6 7- 6 21- 6 6- 6 1994 1035.3 1038.4 1031.8 1034.6 1024.2 1015.8 1015.1 1015.4 1024.3 1031.6 1025.8 1036.8 1038.4 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 1995 1036.4 1030.7 1031.7 1027.6 1023.5 1017.8 1013.3 1015.5 1024.6 1036.1 1030.9 1035.4 1036.4 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 1996 1039.8 1031.5 1027.2 1032.7 1022.6 1021.8 1019.5 1022.7 1023.4 1031.7 1037.1 1030.7 1039.8 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 1997 1033.7 1032.4 1035.8 1025.1 1023.7 1016.9 1015.9 1016.9 1024.8 1026.4 1036.4 1031.9 1036.4 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7- 6 17- 6 1998 1031.6 1039.4 1031.3 1025.9 1026.6 1017.5 1016.9 1015.7 1022.4 1037.4 1030.7 1034.2 1039.4 DAY-HOUR 22- 6 22-15 26- 6 1- 0 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 1999 1041.4 1029.0 1032.6 1027.9 1023.5 1021.8 1016.2 1017.1 1022.3 1027.3 1034.9 1035.8 1041.4 DAY-HOUR 2- 3 11- 6 18-15 21-18 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 2000 1032.5 1035.5 1031.7 1023.3 1025.3 1022.6 1015.8 1016.2 1020.0 1029.6 1036.0 1031.4 1036.0 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 2001 1034.8 1036.7 1033.3 1032.4 1022.5 1018.9 1014.7 1017.9 1024.4 1031.4 1028.7 1030.8 1036.7 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 2002 1032.1 1035.7 1037.2 1023.9 1025.3 1019.5 1017.0 1018.3 1020.9 1026.7 1030.8 1041.1 1041.1 DAY-HOUR 27- 6 18-18 6- 9 1- 6 16-18 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 2003 1031.5 1031.9 1035.7 1031.5 1033.2 1025.6 1017.2 1016.3 1026.1 1024.8 1034.1 1043.1 1043.1 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 6 22-21 20- 6 22-15 11-18 2004 1027.3 1024.0 1038.7 1027.4 1022.0 1023.2 1018.4 1014.4 1023.2 1032.7 1028.2 1036.5 1038.7 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 14- 6 14-18 30- 6 3- 6 2005 1031.6 1033.3 1028.1 1037.8 1022.3 1019.4 1014.2 1017.6 1020.6 1032.5 1030.9 1037.4 1037.8 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 1952-2005 1041.4 1039.4 1042.4 1037.8 1033.2 1025.6 1029.3 1030.0 1027.8 1037.4 1042.2 1043.1 1043.1 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 72-18 68-17 73-26 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** 998.9 1000.1 1000.5 1000.5 999.5 999.5 1003.6 1009.1 1007.5 999.1 ****** DAY-HOUR **-** **-** 28-12 16-15 3-15 10- 9 24-12 29-12 4-12 15- 9 30-15 18- 9 1967 996.2 1000.3 1001.9 998.1 1000.6 1000.6 1002.7 1001.6 1001.7 1006.8 1004.2 1000.5 996.2 DAY-HOUR 16-12 24- 3 5-12 24-15 27-12 3-12 4-15 20-12 17-12 11- 9 23- 3 3-15 1968 994.6 1001.7 992.4 999.9 1000.3 998.3 999.4 993.0 1000.3 1000.3 961.6 1001.7 961.6 DAY-HOUR 7- 3 21- 3 13- 3 2- 9 20-12 18-15 5-12 17- 6 9-12 25- 9 19-12 11-12 1969 1002.0 1003.8 997.6 987.2 998.2 966.5 978.2 999.3 999.4 997.6 1004.6 999.9 966.5 DAY-HOUR 19-12 13-15 30-15 17-15 14-12 4-15 13-12 14-15 7-12 29- 9 7- 9 31- 3 1970 1002.2 995.6 987.3 987.7 995.2 999.5 979.4 990.2 1000.4 997.4 1004.6 1001.9 979.4 DAY-HOUR 30- 3 19- 3 18- 6 19-12 15-12 7-15 4-15 27- 3 6-12 14-15 3-12 11- 3 1971 1005.1 987.4 1000.5 990.3 999.4 993.1 993.1 998.2 1001.3 999.5 1000.8 999.6 987.4 DAY-HOUR 13-12 27-15 28- 3 14-12 26- 3 21- 9 4-15 10-12 8-12 8-15 18-12 13- 6 1972 1004.0 1004.9 1002.8 999.5 991.4 993.1 995.2 998.3 1000.4 1006.5 1000.7 1005.9 991.4 DAY-HOUR 13-15 17-12 25-15 22- 3 6- 9 30- 3 4-15 1- 3 13-12 6-12 3-12 16-12 1973 987.4 988.9 996.9 991.6 975.4 998.6 984.4 998.5 1002.8 1005.9 1002.1 1001.2 975.4 DAY-HOUR 13- 9 22-12 3-15 8-15 30- 6 27- 3 29- 3 9-15 9- 3 24- 9 1- 3 17-12 1974 995.2 1007.7 997.7 993.7 996.6 996.6 988.5 994.4 998.6 1004.8 1001.1 1002.5 988.5 DAY-HOUR 21-12 12-12 17-12 20-12 22-15 24-15 2-12 15-15 2-12 29- 3 24- 3 6- 3 1975 1004.3 998.1 993.9 999.8 1001.7 995.4 992.5 993.1 995.7 998.7 1006.4 998.2 992.5 DAY-HOUR 9- 3 10-15 27- 3 27-15 1-12 23-15 1-15 17- 9 9-12 9-12 28-18 23- 3 1976 996.2 1003.6 1002.7 997.8 996.8 993.4 995.4 998.5 1000.7 1000.8 1003.8 997.1 993.4 DAY-HOUR 6-18 5- 3 13- 9 17- 3 21- 3 10-12 11-12 22-12 27- 9 26- 3 25- 9 10-15 1977 1006.7 1002.3 1001.7 992.7 1003.7 999.7 997.5 995.4 1003.7 1001.9 1002.3 1001.9 992.7 DAY-HOUR 19-18 6-12 3-12 24-12 15- 3 11-15 27-12 16-15 26- 3 5- 6 18- 3 5-12 1978 994.1 998.8 994.5 994.6 997.9 991.5 992.5 997.5 997.7 1003.8 1008.2 994.8 991.5 DAY-HOUR 21- 3 17-12 24-18 10- 3 31-15 21-12 1-12 14- 3 30-15 27-12 1- 3 16- 9 1979 1000.9 998.9 1000.1 998.8 1002.9 999.6 995.4 995.5 1002.7 1002.6 995.1 1001.2 995.1 DAY-HOUR 4-21 8-18 25-18 19-15 16-12 23- 0 6-12 14-12 5-15 4-12 29- 3 1-12 1980 1001.2 1007.5 994.1 995.7 998.6 998.3 996.4 996.5 1002.7 999.7 1001.0 1001.3 994.1 DAY-HOUR 28-18 18- 6 19- 0 26-15 23- 0 4-12 29- 0 18-21 4- 0 4- 3 9-12 28- 3 1981 1002.0 999.6 994.2 991.9 994.8 996.5 998.5 999.7 1001.6 1007.9 996.9 1001.0 991.9 DAY-HOUR 18-21 9- 9 13- 3 30-15 1- 3 16- 3 9-15 28-15 17-12 15-12 13- 9 18-12 1982 993.0 999.3 999.2 956.0 988.0 1000.7 997.2 1000.7 1004.7 1002.0 1003.5 1005.3 956.0 DAY-HOUR 8-15 4-12 2-12 19- 0 21- 0 18- 3 31-12 4- 3 30-21 18-12 6-12 31-18 1983 999.3 1000.1 1001.2 1000.8 998.7 1000.8 995.5 997.5 1003.3 1003.9 1001.4 1003.2 995.5 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 26-21 11-15 8- 0 4-15 13- 0 30- 3 1984 1005.2 1004.4 999.2 996.7 996.8 1001.1 1002.5 1000.3 1008.3 1002.9 1005.2 1007.1 996.7 DAY-HOUR 1-12 8-12 24-21 16-12 28- 0 20-18 26- 0 14-21 8-12 17-15 12- 3 14-12 1985 1006.0 993.6 998.9 1001.7 1002.6 996.5 1001.4 1004.0 1003.5 1004.2 1010.9 993.7 993.6 DAY-HOUR 21-12 5-21 24- 3 15- 3 15- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 1986 1005.7 1005.7 1013.5 1006.7 997.7 1000.1 1000.8 1002.2 1008.0 1006.8 1003.6 996.2 996.2 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 9-21 15- 0 15- 0 4-12 9- 0 27-18 1987 1003.6 1003.5 996.2 996.7 1001.9 1001.7 999.8 1001.4 1006.6 1011.8 1005.9 1002.3 996.2 DAY-HOUR 3- 3 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 1988 1007.4 999.0 995.8 1000.6 1000.6 993.3 1002.2 1000.6 1001.6 1003.5 1004.9 992.8 992.8 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 1989 1006.8 1010.1 1002.4 1008.8 1001.2 1002.3 999.7 999.2 1003.6 1002.3 1007.0 1008.7 999.2 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 1990 1010.1 996.8 1007.7 1002.3 998.1 999.2 1000.1 1005.0 999.9 1006.4 1004.4 1011.7 996.8 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-18 27-15 7-15 14- 0 31-21 1- 0 5- 0 1991 1007.9 1007.7 1006.5 1003.5 995.0 998.9 994.7 1001.7 1004.4 1010.6 1009.5 1003.7 994.7 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 1992 1001.4 1005.7 999.6 1003.9 1000.2 996.8 1000.8 1004.0 1005.6 1006.2 1002.1 1008.9 996.8 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 1993 1005.9 1010.9 1000.8 999.7 1005.3 1001.7 1000.9 1001.6 1001.6 1006.6 1006.7 1011.6 999.7 DAY-HOUR 8- 3 21- 0 8- 3 11-12 2-21 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 1994 1004.5 999.0 1000.9 1002.8 1002.7 1001.3 1001.3 1001.5 1012.9 1009.8 1004.6 1001.3 999.0 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 1995 1009.2 1002.2 999.7 1000.7 1004.3 992.8 998.7 1001.5 1004.6 1002.9 1004.2 1009.8 992.8 DAY-HOUR 12- 0 8-12 25-18 19-15 2-15 29-21 15-18 22-15 5- 0 4- 0 24- 9 22- 0 1996 1007.4 998.5 1005.7 998.7 1002.2 1003.3 1003.8 1000.8 997.7 1002.0 1016.1 1004.8 997.7 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 1- 0 24-12 8- 0 8- 3 26-21 6-12 25-12 1997 1005.7 1012.4 1002.1 994.4 999.7 1000.1 1000.3 999.6 999.6 1005.5 1007.1 1003.3 994.4 DAY-HOUR 15-15 5-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 1998 1004.4 1001.1 997.4 1002.9 998.8 1004.7 993.9 1002.2 1003.9 1003.2 1008.4 1009.5 993.9 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 1999 1003.3 994.3 1003.0 1000.5 998.6 994.7 1001.7 1001.2 1004.3 1007.2 1004.9 1008.9 994.3 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15- 9 11- 0 25- 3 15-12 2000 1000.0 1009.4 1006.3 1000.9 1003.1 1002.1 1002.4 998.8 1002.5 1012.7 1015.3 1007.4 998.8 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 10-12 13- 0 21- 9 2001 1013.5 992.6 999.9 1000.2 998.4 996.5 1001.7 1000.4 1004.3 1003.4 1004.2 1003.7 992.6 DAY-HOUR 10-21 21-12 24-15 12-12 8-12 17-15 9-12 30-21 4-21 6-12 17-12 20- 0 2002 1007.0 1001.6 999.6 996.6 1001.4 999.4 999.1 999.2 1007.0 1005.9 1003.7 1002.0 996.6 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-15 24-12 17- 0 17-12 21-12 12- 3 21- 3 2003 1005.5 1001.3 996.0 1001.7 1003.6 1002.4 1000.6 1004.1 1001.0 1002.6 1010.5 1003.8 996.0 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 2004 999.5 998.4 1003.0 1001.5 996.5 1002.7 1003.8 994.8 1000.8 1005.4 997.0 1013.4 994.8 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 2005 1003.8 1005.3 1001.9 1006.5 1003.2 997.1 995.7 1001.6 1004.1 1002.5 1009.2 1004.0 995.7 DAY-HOUR 23- 3 28-12 9-15 15-15 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 1952-2005 987.4 987.4 987.3 956.0 975.4 966.5 978.2 990.2 995.7 997.4 961.6 992.8 956.0 YEAR-DAY 73-13 71-27 70-18 82-19 73-30 69- 4 69-13 70-27 75- 9 70-14 68-19 88-26 82-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 992.4 989.7 992.0 996.3 1001.5 1006.7 1005.0 ****** 1976 999.1 ****** 1004.5 999.0 997.6 996.2 991.5 992.8 997.1 1001.8 1007.7 1005.5 ****** 1977 1007.7 ****** 1004.3 996.7 998.2 992.4 991.4 994.0 999.3 1002.8 1002.8 1004.3 ****** 1978 1004.2 ****** 1000.5 995.7 998.0 994.6 994.4 994.8 995.9 1002.9 1007.2 1000.5 ****** 1979 1004.8 1001.3 1001.4 999.1 1000.1 997.1 993.1 994.5 999.6 1000.9 1005.3 1001.7 999.9 1980 1004.0 1005.4 1001.0 996.0 997.4 994.9 992.5 994.4 998.0 1002.1 1002.2 1002.4 999.2 1981 1001.4 1001.7 998.8 999.3 998.1 996.4 993.7 994.5 1000.2 1004.2 1001.4 1001.9 999.3 1982 1003.7 1003.2 1001.8 998.1 1001.6 ****** 992.4 994.9 1000.4 1002.5 1006.7 ****** ****** 1983 1003.3 1001.0 1003.0 999.7 996.5 996.3 991.5 993.3 998.1 1002.7 1003.0 1005.7 999.5 1984 1003.8 1010.8 1014.7 1012.7 1013.9 1011.5 1007.7 1008.4 1014.8 1019.7 1019.4 1027.0 1013.7 1985 1019.6 1012.4 1023.1 1013.2 1012.7 1008.6 1010.0 1011.7 1012.7 1018.9 1020.7 1020.3 1015.3 1986 1018.9 1018.6 1023.9 1017.8 1013.3 1008.4 1009.9 1011.4 1015.2 1019.2 1021.2 1020.1 1016.5 1987 1019.3 1020.5 1015.4 1017.1 1014.1 1010.6 1009.9 1009.5 1015.4 1023.9 1022.3 1018.7 1016.4 1988 1020.7 1020.4 1014.1 1016.3 1014.3 1007.1 1007.5 1009.7 1014.2 1018.7 1018.1 1016.5 1014.8 1989 1022.6 1024.9 1016.2 1017.7 1014.9 1010.2 1009.3 1008.9 1012.4 1017.6 1018.6 1019.4 1016.0 1990 1023.2 1019.4 1022.1 1014.3 1014.9 1009.2 1009.1 1011.2 1011.8 1018.8 1019.3 1021.9 1016.3 1991 1021.0 1022.3 1019.8 1015.6 1011.8 1010.9 1006.6 1009.0 1015.2 1018.4 1022.6 1017.9 1015.9 1992 1020.5 1016.6 1019.7 1015.5 1016.0 1009.0 1009.2 1013.7 1015.9 1017.7 1018.9 1020.0 1016.0 1993 1021.9 1023.0 1018.7 1014.7 1013.4 1010.5 1011.0 1011.4 1013.5 1023.0 1023.8 1023.3 1017.4 1994 1020.4 1021.7 1019.0 1016.9 1013.8 1010.6 1008.6 1009.7 1018.4 1021.0 1016.3 1022.1 1016.5 1995 1021.2 1020.9 1018.0 1013.5 1015.4 1009.7 1006.9 1008.7 1012.0 1020.0 1016.7 1022.7 1015.5 1996 1024.2 1020.2 1018.7 1017.6 1013.6 1012.0 1010.4 1010.0 1009.8 1017.5 1024.8 1019.6 1016.5 1997 1019.2 1021.6 1016.4 1012.4 1014.3 1008.7 1007.3 1008.6 1014.9 1015.4 1021.3 1019.2 1014.9 1998 1019.9 1021.2 1016.2 1014.1 1014.3 1011.3 1008.2 1010.1 1013.3 1019.1 1020.1 1022.8 1015.9 1999 1021.4 1015.6 1017.8 1016.7 1014.7 1010.2 1008.6 1008.0 1013.0 1016.6 1020.9 1022.6 1015.5 2000 1019.2 1019.8 1018.2 1012.4 1012.8 1010.6 1009.2 1009.1 1012.1 1020.2 1024.2 1020.2 1015.7 2001 1024.9 1018.1 1016.6 1014.5 1011.1 1009.9 1009.3 1010.0 1012.9 1018.4 1018.0 1019.6 1015.3 2002 1021.3 1020.0 1016.3 1014.0 1014.5 1009.9 1009.4 1008.3 1013.3 1016.0 1021.2 1022.4 1015.6 2003 1020.2 1017.4 1019.5 1017.7 1016.1 1011.8 1008.1 1010.9 1014.4 1014.7 1021.9 1022.4 1016.2 2004 1015.5 1017.1 1020.9 1016.0 1011.9 1011.0 1010.7 1008.2 1015.5 1020.0 1017.9 1021.7 1015.5 2005 1020.1 1020.6 1016.1 1018.0 1014.1 1010.9 1008.5 1009.9 1013.0 1018.8 1021.5 1021.8 1016.1 MEAN 1015.6 1016.1 1013.9 1010.7 1009.8 1006.1 1004.1 1005.2 1009.3 1014.0 1015.9 1016.3 1011.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1975 ****** ****** ****** ****** ****** 1001.1 997.3 1002.9 1008.5 1013.2 1023.3 1017.8 ****** DAY-HOUR **-** **-** **-** **-** **-** 17- 6 14- 6 17-18 18-18 20- 6 14- 3 4- 6 1976 1014.7 ****** 1016.0 1013.0 1005.9 1004.6 999.7 997.7 1006.1 1019.0 1018.8 1018.5 ****** DAY-HOUR 9- 6 **-** 8-18 2-18 3-18 26- 6 6- 6 11- 6 28-18 31- 6 13- 6 18-15 1977 1019.8 ****** 1020.7 1011.8 1003.9 1000.0 997.7 1001.0 1011.1 1019.1 1013.0 1023.4 ****** DAY-HOUR 5- 6 **-** 9-15 1- 3 2- 6 9-18 21- 6 30- 3 30- 6 23- 6 26-18 12-18 1978 1019.3 ****** 1011.6 1008.5 1011.6 1009.2 1003.6 1001.9 1006.9 1012.5 1016.9 1022.7 ****** DAY-HOUR 13- 6 **-** 19- 6 11-18 2-18 8- 3 7- 6 21- 6 26-18 10- 3 5- 6 23-18 1979 1020.1 1017.1 1017.7 1016.1 1009.3 1008.1 1001.2 1001.9 1007.5 1013.2 1016.0 1016.7 1020.1 DAY-HOUR 18- 6 18- 6 4-18 27- 6 24- 9 10-18 20- 6 3- 6 21- 6 8-18 11- 3 21-21 1980 1018.2 1016.8 1012.2 1010.2 1011.6 1005.0 1001.9 1007.3 1008.5 1010.6 1013.4 1014.7 1018.2 DAY-HOUR 31-18 1- 0 7-18 1- 6 16- 9 11- 6 18- 3 30- 6 25-21 20-18 2-18 20- 6 1981 1015.5 1013.5 1015.3 1009.4 1011.0 1005.2 998.8 1000.1 1010.6 1014.1 1010.9 1013.5 1015.5 DAY-HOUR 29- 6 23- 6 8- 6 10- 6 21- 6 9-18 24- 3 4- 6 23- 3 29- 3 15-18 1- 6 1982 1019.9 1019.1 1013.2 1012.4 1014.2 ****** 1001.5 1002.1 1009.1 1019.2 1014.5 ****** ****** DAY-HOUR 20-21 11- 6 5- 6 4- 6 10- 6 **-** 8- 6 15-18 20- 6 25- 6 10-21 **-** 1983 1020.9 1012.4 1016.1 1007.9 1005.4 1005.1 1001.7 1001.8 1006.5 1011.6 1023.9 1017.5 1023.9 DAY-HOUR 7-18 23- 0 14-18 21- 6 15-21 1- 6 1- 6 17- 6 27-12 12- 6 26- 0 15- 3 1984 1013.9 1022.9 1029.5 1025.0 1022.7 1019.6 1015.5 1015.9 1021.2 1031.6 1037.6 1037.3 1037.6 DAY-HOUR 4- 6 18- 6 9-18 4- 6 13- 0 15-21 3-18 30-21 30-18 21- 6 30-21 18-18 1985 1033.7 1031.2 1040.5 1034.9 1023.8 1017.8 1016.0 1019.0 1024.4 1030.9 1031.7 1035.9 1040.5 DAY-HOUR 14- 6 23-18 10- 6 16-18 12- 9 9-18 16- 6 25- 6 22- 6 31- 6 19-18 14- 6 1986 1033.4 1027.6 1035.7 1028.8 1025.6 1015.7 1017.0 1015.7 1026.4 1031.0 1034.7 1039.3 1039.3 DAY-HOUR 23-15 22- 6 2-21 4-18 18- 6 3- 6 3- 6 24-18 30- 3 14-18 15- 9 10- 6 1987 1036.2 1035.6 1031.1 1027.8 1023.9 1019.1 1019.0 1017.1 1025.5 1033.2 1042.1 1038.0 1042.1 DAY-HOUR 21- 3 1- 3 23- 6 6- 9 13- 6 5-18 10-18 8- 6 23-18 28- 6 30- 6 1- 6 1988 1032.8 1036.5 1029.7 1033.1 1027.3 1014.0 1014.5 1018.9 1025.6 1029.5 1031.1 1028.0 1036.5 DAY-HOUR 2-18 6- 6 17- 6 8-12 4-15 27- 6 26-18 21- 6 21- 6 16-18 5-15 21-18 1989 1035.4 1035.2 1025.1 1026.2 1024.5 1017.6 1016.6 1019.0 1025.9 1031.2 1030.6 1025.5 1035.4 DAY-HOUR 21-18 3- 6 12- 9 8- 6 1- 3 2- 3 10- 3 19- 3 22-18 24- 6 21-21 28- 6 1990 1034.5 1034.0 1042.4 1027.6 1026.1 1018.5 1015.3 1017.3 1019.7 1035.9 1033.6 1033.7 1042.4 DAY-HOUR 26- 6 8- 6 16-21 3- 6 16- 3 4-18 31- 6 2- 6 16- 6 15- 6 13-15 28- 6 1991 1031.5 1033.8 1029.2 1027.6 1022.9 1019.5 1016.6 1016.7 1024.3 1026.9 1031.0 1033.4 1033.8 DAY-HOUR 11- 6 11-18 11-18 28-18 4-18 17-18 11-18 27- 6 27- 6 13- 3 27- 6 16-21 1992 1033.3 1030.5 1033.2 1026.6 1030.3 1020.2 1018.7 1024.2 1025.6 1029.8 1033.3 1029.7 1033.3 DAY-HOUR 9- 6 15-18 12- 6 30-18 2-18 7- 3 12- 6 31- 6 29- 6 15-18 3- 6 2-18 1993 1039.8 1035.8 1033.1 1026.2 1027.4 1025.3 1018.1 1017.3 1024.5 1030.8 1036.2 1035.1 1039.8 DAY-HOUR 6- 6 9-15 16- 6 23- 6 9- 6 22- 6 27- 6 24- 3 22- 6 7- 6 21- 6 6- 6 1994 1035.3 1038.4 1031.8 1034.6 1024.1 1015.8 1015.0 1015.3 1024.2 1031.5 1025.7 1036.8 1038.4 DAY-HOUR 9- 6 17-18 1- 6 4-18 18- 6 4- 6 13- 6 8- 6 23- 6 24- 6 2- 6 21-18 1995 1036.4 1030.6 1031.7 1027.5 1023.4 1017.6 1013.2 1015.4 1024.5 1036.0 1030.8 1035.4 1036.4 DAY-HOUR 7- 3 12- 6 3- 6 7- 3 28- 6 1- 3 23- 6 24- 6 21-18 17- 9 15- 6 10- 3 1996 1039.8 1031.5 1027.1 1032.6 1022.5 1021.7 1019.3 1022.5 1023.3 1031.6 1037.1 1030.7 1039.8 DAY-HOUR 10- 6 13- 6 15-18 4-18 1-18 11-18 3- 6 29- 6 30-21 1-18 16- 6 1- 6 1997 1033.7 1032.4 1035.8 1025.0 1023.6 1016.9 1015.8 1016.7 1024.7 1026.3 1036.3 1031.9 1036.3 DAY-HOUR 23-18 7- 6 11- 6 20- 6 15-18 3-18 19- 6 21- 6 14-18 31-15 7-18 17- 6 1998 1031.6 1039.4 1031.2 1025.8 1026.5 1017.3 1016.7 1015.6 1022.3 1037.3 1030.6 1034.2 1039.4 DAY-HOUR 22- 6 22-21 26- 6 1- 3 2-18 6- 6 20- 6 19- 3 12- 6 9- 6 20-15 29- 6 1999 1041.4 1028.9 1032.6 1026.3 1023.4 1021.7 1016.1 1016.9 1022.2 1027.2 1034.9 1035.7 1041.4 DAY-HOUR 2- 3 11- 6 18-15 22- 6 9- 3 16-18 12-21 20- 6 23-18 26- 6 30-18 24- 6 2000 1032.5 1035.5 1031.7 1023.2 1025.2 1022.5 1015.7 1016.1 1019.9 1029.5 1036.0 1031.3 1036.0 DAY-HOUR 14-18 29- 6 15-15 2- 6 4-18 12-18 30- 6 8-18 25- 3 15-18 16-18 4- 6 2001 1034.8 1036.7 1033.3 1032.3 1022.4 1018.8 1014.6 1017.8 1024.3 1031.3 1028.8 1030.9 1036.7 DAY-HOUR 26-15 9- 6 11- 6 1- 6 18-18 11- 3 1- 3 5- 6 19-18 27- 6 19-18 3- 6 2002 1032.1 1035.8 1037.3 1023.9 1025.3 1019.4 1016.9 1018.3 1020.8 1026.7 1030.8 1041.1 1041.1 DAY-HOUR 27- 6 18-18 6- 9 1- 6 17- 6 24-18 2- 6 31- 6 21- 6 22-18 17- 6 2-18 2003 1031.6 1031.9 1035.8 1031.5 1033.1 1025.6 1017.1 1016.2 1026.1 1024.8 1034.2 1043.1 1043.1 DAY-HOUR 19- 6 28-18 2- 6 30-18 1- 6 6- 6 3-18 16- 3 22-21 20- 6 22-15 11-18 2004 1027.4 1023.9 1038.8 1027.3 1022.0 1023.2 1018.4 1014.4 1023.2 1032.6 1028.1 1036.5 1038.8 DAY-HOUR 1- 0 4-18 8-18 5-18 21-18 13- 6 6- 0 17- 6 20- 6 14-18 30- 6 3- 6 2005 1031.6 1033.3 1028.1 1037.8 1022.3 1019.4 1014.2 1017.5 1020.5 1032.5 1030.9 1037.5 1037.8 DAY-HOUR 9- 6 16- 6 26- 9 5-18 11-18 8-18 8- 6 29-18 9- 6 23- 6 23-18 30- 6 1952-2005 1041.4 1039.4 1042.4 1037.8 1033.1 1025.6 1019.3 1024.2 1026.4 1037.3 1042.1 1043.1 1043.1 YEAR-DAY 99- 2 98-22 90-16 5- 5 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1975 ****** ****** ****** ****** ****** 983.1 981.2 982.7 984.5 986.3 993.8 985.4 ****** DAY-HOUR **-** **-** **-** **-** **-** 23-15 5-15 10-18 9-15 9-15 28-18 23- 3 1976 984.3 ****** 989.3 985.0 984.0 981.9 983.7 986.4 988.4 989.0 991.3 984.6 ****** DAY-HOUR 6-18 **-** 13-18 17- 3 21- 3 10-15 11-15 22-15 20-15 26- 3 25- 3 10-15 1977 993.5 ****** 990.5 980.8 991.5 987.2 985.2 983.4 991.8 988.4 989.6 989.9 ****** DAY-HOUR 19-18 **-** 3-15 24-15 4-18 22-15 27-15 16-15 26- 3 5- 3 18- 3 5-15 1978 981.8 ****** 982.2 982.8 985.0 979.5 980.9 985.2 985.9 991.7 995.1 982.9 ****** DAY-HOUR 21- 3 **-** 24-18 10- 3 31-15 21-15 1-15 14- 3 30-15 27-18 7-18 16- 3 1979 988.3 986.8 987.5 986.0 990.8 987.4 983.0 985.6 990.6 990.6 982.9 990.0 982.9 DAY-HOUR 4-21 8-15 25-18 19-15 16-12 23-15 6-18 14- 0 5-15 4-12 29- 3 1-12 1980 988.5 994.1 981.6 983.5 987.5 986.5 984.4 984.5 990.2 987.9 988.5 988.1 981.6 DAY-HOUR 28-21 18- 3 19- 0 26-15 23- 0 4-12 29- 0 19-12 13-12 4- 3 9-12 28- 3 1981 989.6 987.0 981.8 979.0 982.9 984.2 986.2 987.9 989.4 995.0 986.2 988.5 979.0 DAY-HOUR 3- 3 9- 9 13- 3 30-15 1- 3 16- 3 10-15 28-15 17-15 15-18 5-15 18-12 1982 985.9 986.5 987.0 983.5 988.3 ****** 986.2 988.2 993.9 989.9 991.0 ****** ****** DAY-HOUR 9- 3 4-12 2-12 19- 0 15- 0 **-** 31-15 4- 3 24- 0 18-12 6-12 **-** 1983 986.8 987.2 988.5 988.7 986.8 988.8 983.1 985.4 991.0 991.8 989.0 990.4 983.1 DAY-HOUR 24- 6 21- 9 5- 3 18- 0 3-21 7-15 27- 0 11-15 8- 0 13-21 13- 0 30- 3 1984 992.2 991.3 1001.6 1000.1 998.7 1001.0 1002.4 999.9 1008.2 1002.8 1005.1 1007.1 991.3 DAY-HOUR 1-12 8-12 1- 0 10- 0 28- 0 20-18 26- 0 15- 0 8-12 17-15 12- 3 14-12 1985 1006.0 993.4 998.8 1001.6 1004.2 996.4 1001.3 1003.9 1003.4 1004.1 1010.9 993.7 993.4 DAY-HOUR 21-12 5-21 24- 3 15- 3 21- 3 20-21 19-15 5-12 14-12 20-12 26-15 18-21 1986 1005.7 1005.7 1013.4 1006.6 997.5 1000.0 999.8 1002.1 1007.9 1006.7 1003.6 997.8 997.5 DAY-HOUR 12- 9 4- 3 31-12 16- 0 3- 3 12-12 10- 0 15- 0 15- 0 4-12 9- 0 27-18 1987 1005.6 1003.5 996.1 996.5 1001.7 1001.6 999.6 1001.2 1006.5 1011.7 1005.9 1002.3 996.1 DAY-HOUR 2-12 10-15 19-18 19-12 23- 3 2-12 6-21 18- 0 22- 0 2-12 3-12 23-12 1988 1007.3 998.9 995.7 1000.4 1000.4 993.1 1002.1 1000.5 1001.5 1003.5 1004.9 992.8 992.8 DAY-HOUR 28-21 1-18 4-18 23- 3 28- 3 15- 0 15- 9 28-21 9- 3 30-15 28- 9 26- 0 1989 1006.8 1010.1 1002.3 1008.8 1001.1 1002.2 999.6 999.1 1003.5 1002.2 1006.9 1008.7 999.1 DAY-HOUR 1- 9 1- 0 27- 0 15- 3 6-21 10-12 31-21 1- 0 1-21 2- 3 18-12 6-12 1990 1010.1 996.8 1007.7 1002.3 998.0 999.1 1000.0 1004.9 999.8 1006.4 1004.4 1011.7 996.8 DAY-HOUR 23- 6 15-21 11- 9 1-12 2-15 26-21 27-15 7-15 14- 0 31-21 1- 0 5- 0 1991 1007.9 1007.7 1006.5 1003.5 994.9 998.8 994.5 1001.6 1004.3 1010.5 1009.5 1003.7 994.5 DAY-HOUR 3-18 17- 3 6-12 4-15 22- 0 10-21 7-12 2- 0 19-12 25-12 30-21 31-18 1992 1001.4 1005.7 999.6 1003.8 1001.1 996.7 1000.7 1003.9 1005.5 1006.1 1002.0 1008.9 996.7 DAY-HOUR 30-15 8- 0 30-15 22- 0 9-12 17-12 9-15 24-12 25-12 26-12 25- 3 14-21 1993 1005.9 1010.9 1000.7 999.6 1005.2 1001.6 1000.8 1001.5 1001.5 1006.5 1006.7 1011.6 999.6 DAY-HOUR 8- 3 21- 0 8- 3 11-12 17-15 16-15 24-15 12-15 3-12 1- 9 10-15 13-12 1994 1004.5 999.0 1000.9 1002.8 1002.7 1001.2 1001.2 1001.4 1012.8 1009.8 1004.6 1001.3 999.0 DAY-HOUR 31-21 1- 6 7-12 30-21 1- 0 15-18 20-12 10-15 7-21 14-21 26- 0 3-21 1995 1009.3 1002.2 999.7 1000.6 1004.2 992.6 998.3 1001.4 1004.5 1002.8 1004.2 1009.8 992.6 DAY-HOUR 12- 0 8-12 25-18 19-15 2-15 29-21 15-21 22-15 5- 0 4- 0 24- 9 22- 0 1996 1007.4 998.4 1005.7 998.6 1002.1 1003.2 1003.7 1000.7 997.6 1001.9 1016.1 1004.8 997.6 DAY-HOUR 6-15 9-12 2-15 18-12 29- 3 29-15 24-12 8- 0 8- 3 26-21 6-12 25-12 1997 1005.7 1012.4 1002.0 994.3 999.6 1000.0 1000.2 999.5 999.5 1005.4 1007.0 1003.3 994.3 DAY-HOUR 15-15 22-12 24- 0 9-15 4- 9 12-15 11- 0 13- 0 2- 0 2-21 5- 0 9- 0 1998 1004.4 1001.1 997.4 1002.8 998.7 1004.6 993.8 1002.1 1003.8 1003.1 1008.4 1009.5 993.8 DAY-HOUR 30-12 14- 0 30- 3 21-12 21-21 23- 0 5-21 31- 0 23-21 1-21 1-12 21- 0 1999 1003.3 994.2 1003.0 1000.4 998.5 994.6 1001.6 1001.1 1004.4 1007.1 1004.9 1008.9 994.2 DAY-HOUR 9- 3 20-18 21- 0 13-21 14- 0 24-21 21-15 13- 0 15-12 11- 0 25- 3 15-12 2000 1000.0 1009.4 1006.3 1000.8 1003.0 1002.0 1002.3 998.7 1002.4 1012.6 1015.3 1007.4 998.7 DAY-HOUR 20-15 6-21 19- 0 10- 6 26-15 5- 0 11-12 3-12 7-12 11-12 13- 0 21-12 2001 1013.5 992.5 999.8 1000.1 998.3 996.4 1001.6 1000.2 1004.2 1003.3 1004.2 1003.6 992.5 DAY-HOUR 11- 0 21-12 24-15 12-12 8-12 17-21 9-12 30-21 4-21 6-12 17-12 20- 0 2002 1007.0 1001.6 999.5 996.6 1001.3 999.3 999.1 999.3 1006.9 1005.8 1003.7 1002.0 996.6 DAY-HOUR 8- 0 27- 0 27- 0 3-12 29- 0 18-21 24-12 17- 0 17-12 21-12 12- 3 21- 3 2003 1005.5 1001.3 996.1 1001.7 1003.6 1002.4 1000.6 1004.1 1001.0 1002.6 1010.5 1003.9 996.1 DAY-HOUR 28-12 20- 9 19-12 26- 9 30-12 18- 0 7-12 12-15 6-15 27-12 9-21 19- 3 2004 999.5 998.3 1003.0 1001.5 996.6 1002.7 1003.8 996.3 1000.8 1005.4 997.1 1013.4 996.3 DAY-HOUR 23-12 15- 9 6- 0 15-15 11-21 2- 0 23-12 3-21 10-15 21-12 23-15 12- 9 2005 1003.8 1005.3 1001.9 1006.4 1003.3 997.1 995.7 1001.6 1004.1 1002.5 1009.2 1003.9 995.7 DAY-HOUR 23- 3 28-12 9-15 15-18 3-21 20-12 5-21 7-12 11-21 20- 0 6- 0 16-21 1952-2005 981.8 986.5 981.6 979.0 982.9 979.5 980.9 982.7 984.5 986.3 982.9 982.9 979.0 YEAR-DAY 78-21 82- 4 80-19 81-30 81- 1 78-21 78- 1 75-10 75- 9 75- 9 79-29 78-16 81-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1002.8 999.2 999.4 997.1 998.0 995.9 991.2 992.2 997.7 998.9 1003.7 999.7 998.0 1980 1002.2 1003.7 998.9 994.4 995.5 993.3 990.7 992.7 996.3 1000.0 1000.3 1000.5 997.4 1981 999.8 999.4 996.9 ****** ****** ****** ****** ****** ****** ****** ****** 1000.0 ****** 1982 1002.3 1001.1 999.6 995.8 999.2 ****** ****** ****** 999.3 1000.6 1004.5 ****** ****** 1983 1001.3 999.6 ****** 997.9 994.4 994.3 989.7 991.6 996.2 1000.9 1001.1 1004.0 ****** 1984 1002.1 1009.0 1012.5 1011.0 1012.0 1010.1 1005.9 1006.8 1012.9 1017.8 1017.5 1025.4 1011.9 1985 1018.3 1010.3 1021.1 1011.2 1011.0 1006.9 1008.4 1009.9 1011.0 1016.7 1019.2 1018.7 1013.6 1986 1017.0 1016.8 1022.3 1015.8 1011.2 1006.8 1007.9 1009.5 1013.1 1017.5 1019.2 1018.6 1014.7 1987 1016.8 1018.8 1013.2 1015.1 1012.7 1008.8 1008.3 1007.8 1013.7 1021.6 1020.6 1017.6 1014.6 1988 1018.7 1018.4 1011.9 1014.3 1012.4 1005.5 1005.9 1007.9 1012.1 1017.0 1016.3 1014.3 1012.9 1989 1020.8 1022.6 1014.1 1015.5 1013.0 1008.8 1007.8 1007.2 1010.4 1015.7 1016.9 1017.6 1014.2 1990 1021.3 1017.6 1019.8 1012.3 1013.2 1007.7 1007.6 1009.7 1010.0 1017.0 1017.0 1019.3 1014.4 1991 1019.0 1020.1 1017.5 1013.7 1009.4 1009.2 1004.9 1007.2 1013.2 1016.4 1020.9 1016.3 1014.0 1992 1018.3 1014.2 1017.6 1013.2 1014.3 1007.6 1007.5 1011.6 1014.1 1015.7 1017.0 1018.0 1014.1 1993 1019.9 1021.0 1016.6 1013.1 1011.3 1008.6 1009.2 1009.6 1012.1 1020.8 1021.7 1021.7 1015.5 1994 1018.7 1019.3 1016.6 1015.0 1011.4 1009.0 1007.3 1008.2 1016.2 1019.0 1014.3 1020.3 1014.6 1995 1019.0 1018.9 1015.8 1011.2 1013.4 1008.2 1005.3 1007.0 1010.2 1017.6 1014.9 1021.0 1013.5 1996 1022.4 1018.0 1016.5 1015.3 1011.7 1010.0 1008.7 1008.0 1007.9 1015.4 1022.9 1017.8 1014.6 1997 1017.6 1019.5 1014.1 1010.2 1012.3 1007.3 1005.7 1006.9 1013.2 1013.0 1019.4 1017.3 1013.0 1998 1017.7 1019.5 1014.0 1012.0 1012.3 1009.5 1006.5 1008.3 1011.5 1017.0 1018.6 1021.0 1014.0 1999 1019.3 1013.6 1015.6 1014.5 1012.8 1008.6 1006.9 1006.0 1011.2 1014.5 1018.9 1021.0 1013.6 2000 1017.8 1017.5 1016.0 1010.5 1011.1 1009.1 1007.3 1007.4 1010.5 1018.2 1022.3 1018.4 1013.8 2001 1022.8 1016.3 1014.7 1012.7 1009.5 1008.2 1007.8 1008.1 1011.0 1016.5 1015.7 1017.8 1013.4 2002 1019.5 1017.1 1014.1 1012.1 1012.6 1008.1 1007.9 1006.6 1011.5 1014.3 1019.2 1020.6 1013.6 2003 1018.3 1014.8 1017.5 1015.3 1014.4 1010.3 1006.5 1009.2 1012.5 1012.8 1019.5 1020.6 1014.3 2004 1013.8 1015.0 1018.7 1014.2 1009.7 1009.3 1009.2 1006.5 1013.6 1018.0 1016.1 1019.9 1013.7 2005 1018.4 1018.5 1013.8 1016.2 1012.2 1009.5 1006.8 1008.4 1011.3 1016.6 1019.5 1019.8 1014.2 MEAN 1015.0 1014.1 1013.4 1010.8 1009.7 1006.8 1005.2 1006.2 1009.7 1014.2 1016.0 1016.4 1011.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1018.3 1013.2 1013.9 1014.0 1006.2 1004.4 998.0 999.7 1005.0 1010.4 1014.0 1014.6 1018.3 DAY 18 18 5 28 25 11 20 3 21 9 11 22 1980 1010.5 1015.1 1009.0 1006.0 1008.0 1002.0 1000.0 1005.1 1006.0 1007.0 1011.4 1010.9 1015.1 DAY 16 1 15 1 16 1 18 30 26 21 3 27 1981 1011.7 1009.5 1011.3 ****** ****** ****** ****** ****** ****** ****** ****** 1009.4 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 1 1982 1018.0 1015.9 1011.2 1009.7 1011.2 ****** ****** ****** 1007.0 1016.5 1011.9 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** 1983 1018.2 1010.7 ****** 1005.8 1003.2 1001.3 1000.2 998.9 1003.6 1008.1 1022.3 1015.1 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 1984 1008.9 1019.5 1026.1 1022.1 1021.1 1017.6 1011.6 1013.2 1017.6 1028.1 1028.2 1034.3 1034.3 DAY 4 18 10 4 13 16 4 30 5 21 30 1 1985 1027.2 1027.1 1037.7 1032.4 1020.0 1015.3 1013.8 1016.3 1021.4 1026.5 1028.1 1031.7 1037.7 DAY 24 24 5 17 12 10 29 25 22 31 20 14 1986 1028.0 1024.9 1033.2 1025.7 1022.5 1013.6 1014.6 1013.8 1023.5 1027.6 1030.5 1035.8 1035.8 DAY 24 22 3 5 18 3 3 8 30 16 16 10 1987 1034.5 1033.9 1026.9 1024.1 1020.1 1016.0 1016.4 1013.9 1022.4 1030.7 1039.0 1036.0 1039.0 DAY 21 1 23 1 14 6 11 8 24 28 30 1 1988 1028.2 1033.0 1027.3 1027.7 1024.6 1011.1 1012.0 1016.1 1020.1 1025.9 1028.0 1025.1 1033.0 DAY 3 6 17 9 5 1 27 21 30 17 6 24 1989 1033.2 1032.3 1021.8 1022.6 1022.5 1014.5 1014.9 1016.8 1023.7 1028.7 1027.8 1022.5 1033.2 DAY 22 3 3 8 1 2 10 19 23 24 22 28 1990 1031.4 1031.0 1040.2 1023.3 1024.2 1015.3 1012.5 1014.6 1016.4 1032.0 1031.3 1031.0 1040.2 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1028.0 1029.7 1024.6 1025.0 1019.2 1016.3 1013.3 1013.5 1022.3 1024.3 1028.6 1031.1 1031.1 DAY 11 14 12 29 25 18 12 27 27 13 27 17 1992 1030.9 1027.6 1029.2 1020.5 1026.8 1015.1 1016.6 1020.2 1023.3 1025.9 1029.9 1025.0 1030.9 DAY 9 16 11 8 2 7 12 31 29 16 4 3 1993 1035.5 1031.0 1028.7 1023.0 1025.0 1021.2 1014.8 1014.0 1022.7 1027.4 1033.0 1028.2 1035.5 DAY 6 9 16 24 9 22 27 3 23 8 21 20 1994 1029.5 1034.7 1029.1 1031.6 1021.0 1013.9 1012.0 1013.3 1020.4 1028.8 1022.0 1033.4 1034.7 DAY 9 18 1 5 18 21 2 8 23 24 10 22 1995 1033.5 1026.4 1028.1 1024.6 1019.9 1015.8 1010.3 1012.9 1021.5 1031.3 1026.0 1033.3 1033.5 DAY 7 12 3 7 26 1 8 20 22 18 16 10 1996 1037.3 1028.7 1024.1 1029.7 1019.1 1018.8 1016.1 1018.4 1015.7 1028.7 1034.4 1026.9 1037.3 DAY 10 13 16 5 7 12 4 29 27 2 18 18 1997 1030.6 1028.4 1032.4 1020.7 1020.7 1015.0 1011.9 1014.1 1022.1 1022.0 1033.7 1027.0 1033.7 DAY 24 21 11 20 16 4 20 22 15 8 8 28 1998 1027.4 1035.4 1027.6 1024.2 1023.4 1014.9 1014.1 1012.7 1019.4 1032.8 1028.1 1030.8 1035.4 DAY 23 23 26 1 3 6 15 19 12 9 24 3 1999 1039.2 1025.4 1027.1 1023.4 1020.6 1018.3 1012.8 1014.7 1017.0 1024.5 1030.1 1031.8 1039.2 DAY 2 12 19 22 9 17 13 20 24 26 30 1 2000 1029.7 1030.3 1029.2 1020.2 1021.6 1019.4 1011.6 1013.1 1018.1 1025.8 1033.7 1028.2 1033.7 DAY 15 29 1 2 5 13 31 9 25 16 17 10 2001 1031.8 1033.2 1030.1 1027.4 1019.1 1016.5 1012.5 1014.0 1020.9 1028.5 1024.5 1027.7 1033.2 DAY 27 9 11 1 18 11 1 6 20 27 20 3 2002 1027.9 1032.6 1031.6 1019.9 1022.6 1016.2 1014.5 1015.6 1017.8 1023.0 1027.9 1038.7 1038.7 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1029.1 1025.3 1031.8 1026.3 1029.0 1022.8 1014.5 1013.5 1023.9 1020.1 1029.6 1038.7 1038.7 DAY 19 13 2 29 1 6 4 16 23 15 23 12 2004 1025.7 1021.2 1035.3 1023.6 1019.2 1020.2 1016.9 1010.8 1020.3 1028.3 1025.0 1033.3 1035.3 DAY 1 5 9 6 22 6 6 7 21 15 30 3 2005 1027.8 1028.7 1023.5 1035.2 1020.0 1016.9 1012.3 1015.0 1017.9 1027.3 1028.0 1034.8 1035.2 DAY 8 16 6 6 19 9 9 27 7 24 14 31 1952-2005 1039.2 1035.4 1040.2 1035.2 1029.0 1022.8 1016.9 1020.2 1023.9 1032.8 1039.0 1038.7 1040.2 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 989.6 986.8 989.0 988.3 989.5 986.4 982.4 984.2 990.0 992.5 982.8 991.4 982.4 DAY 5 12 27 19 15 23 7 14 18 24 29 15 1980 987.6 994.8 980.0 986.0 986.0 986.0 983.0 984.0 989.0 987.4 990.0 987.8 980.0 DAY 29 18 19 26 23 5 29 19 4 4 17 12 1981 988.3 988.0 981.8 ****** ****** ****** ****** ****** ****** ****** ****** 988.1 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 1982 984.5 986.8 986.1 982.0 986.8 ****** ****** ****** 992.4 989.3 991.1 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** 1983 988.5 986.2 ****** 987.2 985.3 988.1 981.6 985.4 989.5 990.6 987.5 991.4 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 1984 993.5 990.3 1000.0 998.5 997.2 1001.6 1000.9 998.4 1007.6 1004.4 1004.4 1009.8 990.3 DAY 9 8 1 10 28 21 26 15 8 18 12 14 1985 1008.5 995.0 998.6 1000.3 1003.2 996.0 1001.8 1003.6 1002.8 1006.0 1012.0 993.0 993.0 DAY 19 6 24 13 31 20 20 6 7 18 27 19 1986 1005.3 1004.2 1012.8 1005.1 997.3 1000.1 998.3 1000.6 1006.4 1006.7 1002.0 1002.3 997.3 DAY 12 4 10 16 3 13 10 15 15 23 9 27 1987 1005.4 1004.8 1000.0 1004.6 1000.4 1002.5 999.8 999.7 1005.0 1012.1 1006.7 1005.7 999.7 DAY 10 26 14 20 23 19 6 18 22 1 7 24 1988 1006.5 1000.2 998.2 1001.5 999.3 991.7 1003.0 999.0 1000.3 1007.7 1006.7 991.2 991.2 DAY 29 24 1 23 28 15 15 29 9 20 20 26 1989 1008.9 1008.5 1000.8 1007.5 999.6 1000.9 1001.6 997.6 1002.4 1001.1 1006.4 1007.8 997.6 DAY 17 1 27 18 7 10 6 1 2 2 28 11 1990 1010.0 998.2 1008.8 1000.8 1001.9 998.2 1002.0 1003.9 998.3 1010.4 1002.8 1010.1 998.2 DAY 5 16 1 13 13 27 23 7 14 26 1 5 1991 1008.4 1007.1 1006.3 1004.0 993.4 997.8 994.9 1000.1 1003.6 1009.6 1011.2 1006.3 993.4 DAY 5 27 7 5 22 11 7 2 19 25 5 10 1992 1004.4 1004.1 1000.5 1002.3 1002.4 1000.3 1000.7 1004.9 1008.7 1005.9 1000.8 1007.3 1000.3 DAY 31 8 31 22 9 28 3 24 7 11 23 15 1993 1006.2 1009.3 1000.5 1005.1 1004.9 1000.3 1000.6 1001.4 1001.7 1006.0 1006.7 1014.4 1000.3 DAY 9 21 8 11 14 17 25 12 14 1 10 23 1994 1005.6 1000.1 1002.5 1003.5 1001.1 1000.9 1000.6 1001.6 1011.4 1009.6 1003.0 1001.2 1000.1 DAY 30 1 7 22 1 16 20 11 28 19 26 4 1995 1007.7 1007.7 1003.4 1001.3 1007.0 992.5 997.3 1001.3 1003.0 1001.3 1004.8 1008.2 992.5 DAY 12 9 26 19 2 30 16 12 5 4 24 22 1996 1010.7 1003.3 1006.7 1001.0 1001.7 1001.7 1003.7 999.2 996.7 1000.7 1015.7 1005.7 996.7 DAY 7 10 26 13 29 1 7 8 8 27 2 25 1997 1005.9 1011.3 1000.5 1000.1 999.3 1000.7 998.7 998.0 998.0 1006.7 1005.5 1001.7 998.0 DAY 16 4 24 8 4 13 11 13 2 2 5 9 1998 1004.7 999.5 999.3 1004.1 998.6 1003.1 995.8 1000.6 1003.3 1002.9 1009.8 1007.9 995.8 DAY 30 14 30 21 21 23 6 31 24 2 19 21 1999 1002.6 1000.1 1001.4 1000.6 997.0 996.1 1000.9 999.6 1003.8 1005.6 1004.3 1009.8 996.1 DAY 9 20 21 14 14 25 22 13 13 11 25 16 2000 999.4 1009.2 1004.7 1004.2 1003.6 1000.5 1001.6 997.3 1001.4 1011.5 1013.7 1005.9 997.3 DAY 21 7 19 22 27 5 8 3 7 1 13 20 2001 1011.9 996.7 999.4 1002.5 997.6 996.1 1002.7 999.9 1004.1 1005.9 1004.6 1002.1 996.1 DAY 11 21 24 12 9 17 9 31 8 25 18 20 2002 1005.4 1000.0 998.0 1000.7 999.8 999.0 998.9 997.8 1005.6 1004.4 1003.2 1003.0 997.8 DAY 8 27 27 4 29 19 25 17 18 22 12 21 2003 1007.5 1000.3 1005.7 1001.9 1003.3 1000.9 999.4 1002.9 1002.3 1001.7 1009.0 1002.8 999.4 DAY 5 19 21 26 31 18 8 13 7 29 10 19 2004 1000.9 998.7 1001.5 1000.8 996.7 1001.2 1003.4 995.6 1002.7 1008.1 1002.1 1012.7 995.6 DAY 24 15 6 23 12 2 11 12 10 22 23 21 2005 1004.0 1005.5 1002.8 1005.6 1003.1 1000.5 994.2 1001.1 1002.6 1001.0 1007.7 1002.4 994.2 DAY 23 1 20 16 4 20 6 8 12 20 6 17 1952-2005 984.5 986.2 980.0 982.0 985.3 986.0 981.6 984.0 989.0 987.4 982.8 987.8 980.0 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1004.1 1000.5 1000.7 998.4 999.3 997.1 992.5 993.5 999.0 1000.1 1005.0 1001.0 999.3 1980 1003.5 1005.0 1000.1 995.6 996.8 994.6 992.0 993.9 997.5 1001.3 1001.5 1001.7 998.6 1981 1001.1 1000.6 998.2 ****** ****** ****** ****** ****** ****** ****** ****** 1001.2 ****** 1982 1003.5 1002.3 1000.8 997.1 1000.5 ****** ****** ****** 1000.6 1001.8 1005.8 ****** ****** 1983 1002.6 1000.8 ****** 999.1 995.7 995.6 991.0 992.9 997.4 1002.2 1002.4 1005.3 ****** 1984 1003.4 1010.3 1013.8 1012.3 1013.3 1011.4 1007.2 1008.1 1014.2 1019.1 1018.8 1026.7 1013.2 1985 1019.6 1011.6 1022.4 1012.5 1012.3 1008.2 1009.7 1011.2 1012.3 1018.0 1020.5 1020.0 1014.9 1986 1018.3 1018.1 1023.6 1017.1 1012.5 1008.1 1009.2 1010.8 1014.4 1018.8 1020.5 1019.9 1015.9 1987 1018.1 1020.1 1014.5 1016.4 1014.0 1010.1 1009.6 1009.1 1015.0 1022.9 1021.9 1018.9 1015.9 1988 1020.0 1019.7 1013.2 1015.6 1013.7 1006.8 1007.2 1009.2 1013.4 1018.3 1017.6 1015.6 1014.2 1989 1022.1 1024.0 1015.4 1016.8 1014.3 1010.1 1009.1 1008.5 1011.7 1017.0 1018.2 1018.9 1015.5 1990 1022.6 1018.9 1021.1 1013.6 1014.5 1009.0 1008.9 1011.0 1011.3 1018.3 1018.3 1020.6 1015.7 1991 1020.3 1021.4 1018.8 1015.0 1010.7 1010.5 1006.2 1008.5 1014.5 1017.7 1022.2 1017.6 1015.3 1992 1019.6 1015.5 1018.9 1014.5 1015.6 1008.9 1008.8 1012.9 1015.4 1017.0 1018.3 1019.3 1015.4 1993 1021.2 1022.3 1017.9 1014.4 1012.6 1009.8 1010.5 1010.9 1013.4 1022.1 1023.0 1023.0 1016.8 1994 1020.0 1020.6 1017.9 1016.3 1012.7 1010.2 1008.5 1009.4 1017.5 1020.4 1015.6 1021.6 1015.9 1995 1020.3 1020.2 1017.1 1012.5 1014.7 1009.5 1006.6 1008.3 1011.5 1018.9 1016.2 1022.3 1014.8 1996 1023.7 1019.3 1017.8 1016.6 1013.0 1011.3 1009.9 1009.3 1009.2 1016.7 1024.2 1019.1 1015.9 1997 1018.9 1020.8 1015.4 1011.5 1013.6 1008.6 1007.0 1008.2 1014.5 1014.3 1020.8 1018.6 1014.3 1998 1019.0 1020.8 1015.3 1013.3 1013.6 1010.8 1007.8 1009.6 1012.8 1018.3 1019.9 1022.3 1015.3 1999 1020.6 1014.9 1016.9 1015.8 1014.1 1009.9 1008.2 1007.3 1012.5 1015.8 1020.2 1022.3 1014.9 2000 1019.1 1018.8 1017.3 1011.8 1012.4 1010.4 1008.6 1008.7 1011.8 1019.5 1023.6 1019.7 1015.1 2001 1024.1 1017.6 1016.0 1014.0 1010.8 1009.5 1009.1 1009.4 1012.3 1017.8 1017.0 1019.1 1014.7 2002 1020.8 1018.4 1015.4 1013.4 1013.9 1009.4 1009.1 1007.9 1012.8 1015.6 1020.5 1021.9 1014.9 2003 1019.6 1016.1 1018.8 1016.6 1015.7 1011.6 1007.8 1010.5 1013.8 1014.1 1020.8 1021.9 1015.6 2004 1015.1 1016.3 1020.0 1015.5 1011.0 1010.6 1010.4 1007.8 1014.9 1019.3 1017.4 1021.2 1015.0 2005 1019.7 1019.8 1015.1 1017.5 1013.5 1010.8 1008.1 1009.7 1012.6 1017.9 1020.8 1021.1 1015.5 MEAN 1016.3 1015.4 1014.7 1012.1 1010.9 1008.1 1006.5 1007.5 1011.0 1015.5 1017.3 1017.7 1012.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1019.6 1014.5 1015.2 1015.3 1007.5 1005.7 999.3 1001.0 1006.3 1011.7 1015.3 1015.9 1019.6 DAY 18 18 5 28 25 11 20 3 21 9 11 22 1980 1011.8 1016.4 1010.3 1007.3 1009.3 1003.3 1001.3 1006.4 1007.3 1008.3 1012.7 1012.2 1016.4 DAY 16 1 15 1 16 1 18 30 26 21 3 27 1981 1013.0 1010.8 1012.6 ****** ****** ****** ****** ****** ****** ****** ****** 1010.7 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 1 1982 1019.3 1017.2 1012.5 1011.0 1012.5 ****** ****** ****** 1008.3 1017.8 1013.2 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** 1983 1019.5 1012.0 ****** 1007.1 1004.5 1002.6 1001.5 1000.2 1004.9 1009.4 1023.6 1016.4 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 1984 1010.2 1020.8 1027.4 1023.4 1022.4 1018.9 1012.9 1014.5 1018.9 1029.4 1029.5 1035.6 1035.6 DAY 4 18 10 4 13 16 4 30 5 21 30 1 1985 1028.5 1028.4 1039.0 1033.7 1021.3 1016.6 1015.1 1017.6 1022.7 1027.8 1029.4 1033.0 1039.0 DAY 24 24 5 17 12 10 29 25 22 31 20 14 1986 1029.3 1026.2 1034.5 1027.0 1023.8 1014.9 1015.9 1015.1 1024.8 1028.9 1031.8 1037.1 1037.1 DAY 24 22 3 5 18 3 3 8 30 16 16 10 1987 1035.8 1035.2 1028.2 1025.4 1021.4 1017.3 1017.7 1015.2 1023.7 1032.0 1040.3 1037.3 1040.3 DAY 21 1 23 1 14 6 11 8 24 28 30 1 1988 1029.5 1034.3 1028.6 1029.0 1025.9 1012.4 1013.3 1017.4 1021.4 1027.2 1029.3 1026.4 1034.3 DAY 3 6 17 9 5 1 27 21 30 17 6 24 1989 1034.5 1033.6 1023.1 1023.9 1023.8 1015.8 1016.2 1018.1 1025.0 1030.0 1029.1 1023.8 1034.5 DAY 22 3 3 8 1 2 10 19 23 24 22 28 1990 1032.7 1032.3 1041.5 1024.6 1025.5 1016.6 1013.8 1015.9 1017.7 1033.3 1032.6 1032.3 1041.5 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1029.3 1031.0 1025.9 1026.3 1020.5 1017.6 1014.6 1014.8 1023.6 1025.6 1029.9 1032.4 1032.4 DAY 11 14 12 29 25 18 12 27 27 13 27 17 1992 1032.2 1028.9 1030.5 1021.8 1028.1 1016.4 1017.9 1021.5 1024.6 1027.2 1031.2 1026.3 1032.2 DAY 9 16 11 8 2 7 12 31 29 16 4 3 1993 1036.8 1032.3 1030.0 1024.3 1026.3 1022.5 1016.1 1015.3 1024.0 1028.7 1034.3 1029.5 1036.8 DAY 6 9 16 24 9 22 27 3 23 8 21 20 1994 1030.8 1036.0 1030.4 1032.9 1022.3 1015.2 1013.3 1014.6 1021.7 1030.1 1023.3 1034.7 1036.0 DAY 9 18 1 5 18 21 2 8 23 24 10 22 1995 1034.8 1027.7 1029.4 1025.9 1021.2 1017.1 1011.6 1014.2 1022.8 1032.6 1027.3 1034.6 1034.8 DAY 7 12 3 7 26 1 8 20 22 18 16 10 1996 1038.6 1030.0 1025.4 1031.0 1020.4 1020.1 1017.4 1019.7 1017.0 1030.0 1035.7 1028.2 1038.6 DAY 10 13 16 5 7 12 4 29 27 2 18 18 1997 1031.9 1029.7 1033.7 1022.0 1022.0 1016.3 1013.2 1015.4 1023.4 1023.3 1035.0 1028.3 1035.0 DAY 24 21 11 20 16 4 20 22 15 8 8 28 1998 1028.7 1036.7 1028.9 1025.5 1024.7 1016.2 1015.4 1014.0 1020.7 1034.1 1029.4 1032.1 1036.7 DAY 23 23 26 1 3 6 15 19 12 9 24 3 1999 1040.5 1026.7 1028.4 1024.7 1021.9 1019.6 1014.1 1016.0 1018.3 1025.8 1031.4 1033.1 1040.5 DAY 2 12 19 22 9 17 13 20 24 26 30 1 2000 1031.0 1031.6 1030.5 1021.5 1022.9 1020.7 1012.9 1014.4 1019.4 1027.1 1035.0 1029.5 1035.0 DAY 15 29 1 2 5 13 31 9 25 16 17 10 2001 1033.1 1034.5 1031.4 1028.7 1020.4 1017.8 1013.8 1015.3 1022.2 1029.8 1025.8 1029.0 1034.5 DAY 27 9 11 1 18 11 1 6 20 27 20 3 2002 1029.2 1033.9 1032.9 1021.2 1023.9 1017.5 1015.8 1016.9 1019.1 1024.3 1029.2 1040.0 1040.0 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.4 1026.6 1033.1 1027.6 1030.3 1024.1 1015.8 1014.8 1025.2 1021.4 1030.9 1040.0 1040.0 DAY 19 13 2 29 1 6 4 16 23 15 23 12 2004 1027.0 1022.5 1036.6 1024.9 1020.5 1021.5 1018.2 1012.1 1021.6 1029.6 1026.3 1034.6 1036.6 DAY 1 5 9 6 22 6 6 7 21 15 30 3 2005 1029.1 1030.0 1024.8 1036.5 1021.3 1018.2 1013.6 1016.3 1019.2 1028.6 1029.3 1036.1 1036.5 DAY 8 16 6 6 19 9 9 27 7 24 14 31 1952-2005 1040.5 1036.7 1041.5 1036.5 1030.3 1024.1 1018.2 1021.5 1025.2 1034.1 1040.3 1040.0 1041.5 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 990.9 988.1 990.3 989.6 990.8 987.7 983.7 985.5 991.3 993.8 984.1 992.7 983.7 DAY 5 12 27 19 15 23 7 14 18 24 29 15 1980 988.9 996.1 981.3 987.3 987.3 987.3 984.3 985.3 990.3 988.7 991.3 989.1 981.3 DAY 29 18 19 26 23 5 29 19 4 4 17 12 1981 989.6 989.3 983.1 ****** ****** ****** ****** ****** ****** ****** ****** 989.4 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 1982 985.8 988.1 987.4 983.3 988.1 ****** ****** ****** 993.7 990.6 992.4 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** 1983 989.8 987.5 ****** 988.5 986.6 989.4 982.9 986.7 990.8 991.9 988.8 992.7 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 1984 994.8 991.6 1001.3 999.8 998.5 1002.9 1002.2 999.7 1008.9 1005.7 1005.7 1011.1 991.6 DAY 9 8 1 10 28 21 26 15 8 18 12 14 1985 1009.8 996.3 999.9 1001.6 1004.5 997.3 1003.1 1004.9 1004.1 1007.3 1013.3 994.3 994.3 DAY 19 6 24 13 31 20 20 6 7 18 27 19 1986 1006.6 1005.5 1014.1 1006.4 998.6 1001.4 999.6 1001.9 1007.7 1008.0 1003.3 1003.6 998.6 DAY 12 4 10 16 3 13 10 15 15 23 9 27 1987 1006.7 1006.1 1001.3 1005.9 1001.7 1003.8 1001.1 1001.0 1006.3 1013.4 1008.0 1007.0 1001.0 DAY 10 26 14 20 23 19 6 18 22 1 7 24 1988 1007.8 1001.5 999.5 1002.8 1000.6 993.0 1004.3 1000.3 1001.6 1009.0 1008.0 992.5 992.5 DAY 29 24 1 23 28 15 15 29 9 20 20 26 1989 1010.2 1009.8 1002.1 1008.8 1000.9 1002.2 1002.9 998.9 1003.7 1002.4 1007.7 1009.1 998.9 DAY 17 1 27 18 7 10 6 1 2 2 28 11 1990 1011.3 999.5 1010.1 1002.1 1003.2 999.5 1003.3 1005.2 999.6 1011.7 1004.1 1011.4 999.5 DAY 5 16 1 13 13 27 23 7 14 26 1 5 1991 1009.7 1008.4 1007.6 1005.3 994.7 999.1 996.2 1001.4 1004.9 1010.9 1012.5 1007.6 994.7 DAY 5 27 7 5 22 11 7 2 19 25 5 10 1992 1005.7 1005.4 1001.8 1003.6 1003.7 1001.6 1002.0 1006.2 1010.0 1007.2 1002.1 1008.6 1001.6 DAY 31 8 31 22 9 28 3 24 7 11 23 15 1993 1007.5 1010.6 1001.8 1006.4 1006.2 1001.6 1001.9 1002.7 1003.0 1007.3 1008.0 1015.7 1001.6 DAY 9 21 8 11 14 17 25 12 14 1 10 23 1994 1006.9 1001.4 1003.8 1004.8 1002.4 1002.2 1001.9 1002.9 1012.7 1010.9 1004.3 1002.5 1001.4 DAY 30 1 7 22 1 16 20 11 28 19 26 4 1995 1009.0 1009.0 1004.7 1002.6 1008.3 993.8 998.6 1002.6 1004.3 1002.6 1006.1 1009.5 993.8 DAY 12 9 26 19 2 30 16 12 5 4 24 22 1996 1012.0 1004.6 1008.0 1002.3 1003.0 1003.0 1005.0 1000.5 998.0 1002.0 1017.0 1007.0 998.0 DAY 7 10 26 13 29 1 7 8 8 27 2 25 1997 1007.2 1012.6 1001.8 1001.4 1000.6 1002.0 1000.0 999.3 999.3 1008.0 1006.8 1003.0 999.3 DAY 16 4 24 8 4 13 11 13 2 2 5 9 1998 1006.0 1000.8 1000.6 1005.4 999.9 1004.4 997.1 1001.9 1004.6 1004.2 1011.1 1009.2 997.1 DAY 30 14 30 21 21 23 6 31 24 2 19 21 1999 1003.9 1001.4 1002.7 1001.9 998.3 997.4 1002.2 1000.9 1005.1 1006.9 1005.6 1011.1 997.4 DAY 9 20 21 14 14 25 22 13 13 11 25 16 2000 1000.7 1010.5 1006.0 1005.5 1004.9 1001.8 1002.9 998.6 1002.7 1012.8 1015.0 1007.2 998.6 DAY 21 7 19 22 27 5 8 3 7 1 13 20 2001 1013.2 998.0 1000.7 1003.8 998.9 997.4 1004.0 1001.2 1005.4 1007.2 1005.9 1003.4 997.4 DAY 11 21 24 12 9 17 9 31 8 25 18 20 2002 1006.7 1001.3 999.3 1002.0 1001.1 1000.3 1000.2 999.1 1006.9 1005.7 1004.5 1004.3 999.1 DAY 8 27 27 4 29 19 25 17 18 22 12 21 2003 1008.8 1001.6 1007.0 1003.2 1004.6 1002.2 1000.7 1004.2 1003.6 1003.0 1010.3 1004.1 1000.7 DAY 5 19 21 26 31 18 8 13 7 29 10 19 2004 1002.2 1000.0 1002.8 1002.1 998.0 1002.5 1004.7 996.9 1004.0 1009.4 1003.4 1014.0 996.9 DAY 24 15 6 23 12 2 11 12 10 22 23 21 2005 1005.3 1006.8 1004.1 1006.9 1004.4 1001.8 995.5 1002.4 1003.9 1002.3 1009.0 1003.7 995.5 DAY 23 1 20 16 4 20 6 8 12 20 6 17 1952-2005 985.8 987.5 981.3 983.3 986.6 987.3 982.9 985.3 990.3 988.7 984.1 989.1 981.3 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** 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****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1017.6 1013.9 1014.0 1011.5 1012.2 1009.8 1004.9 1006.1 1011.7 1013.0 1018.2 1014.3 1012.3 1980 1017.2 1018.6 1013.5 1008.5 1009.7 1007.3 1004.5 1006.4 1010.3 1014.2 1014.7 1015.1 1011.7 1981 1014.4 1014.1 1011.6 ****** ****** ****** ****** ****** ****** ****** ****** 1014.4 ****** 1982 1017.0 1015.9 1014.1 1008.9 1012.4 ****** ****** ****** 1013.4 1015.0 1019.3 ****** ****** 1983 1016.1 1014.1 ****** 1012.2 1008.5 1008.2 1003.5 1005.4 1009.8 1015.2 1015.6 1018.8 ****** 1984 1016.9 1024.1 1014.7 1008.5 1010.3 1011.7 1007.4 1008.3 1014.5 1019.5 1019.2 1027.1 1015.2 1985 1020.1 1011.8 1022.8 1012.9 1012.6 1008.4 1010.0 1011.5 1012.6 1018.3 1020.9 1020.3 1015.2 1986 1018.7 1018.5 1024.0 1017.5 1012.8 1008.4 1009.6 1011.1 1014.7 1019.2 1020.9 1020.2 1016.3 1987 1018.4 1020.4 1014.8 1017.1 1014.4 1010.2 1010.0 1009.4 1015.4 1023.2 1022.3 1019.2 1016.2 1988 1020.4 1020.1 1013.5 1015.9 1014.1 1007.2 1007.5 1009.5 1013.9 1018.6 1017.9 1016.0 1014.5 1989 1022.5 1024.0 1015.7 1017.2 1014.7 1010.4 1009.4 1008.8 1012.0 1017.4 1018.6 1019.3 1015.8 1990 1023.0 1019.3 1021.5 1013.9 1014.8 1009.3 1009.2 1011.3 1011.6 1018.8 1018.7 1020.9 1016.0 1991 1020.7 1021.8 1019.2 1015.3 1011.0 1010.8 1006.5 1008.8 1014.8 1018.1 1022.6 1018.0 1015.6 1992 1020.0 1015.9 1019.2 1014.8 1015.9 1009.2 1009.1 1013.2 1015.7 1017.3 1018.7 1019.7 1015.7 1993 1021.6 1022.7 1018.2 1014.7 1012.9 1010.2 1010.8 1011.2 1013.7 1022.5 1023.4 1023.4 1017.1 1994 1020.4 1020.9 1018.3 1016.7 1013.0 1010.6 1008.8 1009.8 1017.9 1020.7 1016.0 1021.9 1016.2 1995 1020.7 1020.5 1017.4 1012.8 1015.1 1009.8 1006.9 1008.6 1011.8 1019.3 1016.5 1022.7 1015.2 1996 1024.1 1019.7 1018.2 1017.0 1013.4 1011.6 1010.3 1009.6 1009.5 1017.0 1024.6 1019.5 1016.2 1997 1019.3 1021.2 1015.8 1011.9 1013.9 1008.9 1007.3 1008.5 1014.8 1014.7 1021.1 1019.0 1014.7 1998 1019.4 1021.2 1015.7 1013.5 1013.9 1011.1 1008.1 1009.9 1013.1 1018.7 1020.2 1022.7 1015.6 1999 1020.8 1015.2 1017.3 1016.1 1014.5 1010.3 1008.5 1007.6 1012.8 1016.1 1020.6 1022.6 1015.2 2000 1019.4 1019.1 1017.6 1012.1 1012.7 1010.7 1008.9 1009.0 1012.1 1019.9 1024.0 1020.1 1015.5 2001 1024.5 1017.9 1016.3 1014.3 1011.1 1009.8 1009.4 1009.7 1012.6 1018.1 1017.3 1019.4 1015.1 2002 1021.1 1018.7 1015.7 1013.7 1014.2 1009.7 1009.4 1008.1 1013.0 1015.8 1020.7 1022.3 1015.2 2003 1019.9 1016.5 1019.2 1016.9 1016.0 1011.8 1008.1 1010.7 1014.0 1014.4 1021.1 1022.3 1015.9 2004 1015.4 1016.6 1020.3 1015.8 1011.3 1010.8 1010.7 1008.0 1015.1 1019.6 1017.7 1021.5 1015.2 2005 1020.1 1020.1 1015.4 1017.8 1013.7 1011.1 1008.3 1009.9 1012.8 1018.1 1021.1 1021.4 1015.8 MEAN 1019.6 1018.6 1017.1 1014.1 1013.0 1009.9 1008.3 1009.2 1013.2 1017.8 1019.7 1020.1 1015.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1033.2 1027.8 1029.2 1028.9 1020.5 1018.2 1011.9 1014.0 1019.4 1024.5 1028.8 1030.2 1033.2 DAY 18 18 5 28 25 11 20 3 21 9 11 22 1980 1026.2 1029.4 1024.0 1020.8 1022.5 1016.2 1013.9 1019.5 1020.4 1021.7 1025.6 1026.0 1029.4 DAY 16 1 15 1 16 1 18 30 26 21 3 27 1981 1026.8 1025.0 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** 1024.1 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 30 1982 1033.3 1031.2 1026.0 1024.7 1025.6 ****** ****** ****** 1021.3 1032.1 1027.0 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** 1983 1033.2 1025.3 ****** 1020.8 1017.3 1015.1 1014.0 1013.0 1015.6 1022.7 1037.3 1030.0 ****** DAY 8 23 ** 29 16 1 1 18 15 16 26 4 1984 1023.6 1034.7 1024.5 1020.7 1018.7 1018.9 1013.2 1019.0 1019.2 1029.8 1029.9 1036.1 1036.1 DAY 4 19 10 4 17 16 4 10 5 21 30 1 1985 1029.9 1028.8 1039.4 1034.1 1021.7 1017.0 1015.4 1017.9 1023.1 1028.2 1029.8 1033.4 1039.4 DAY 7 24 5 17 12 10 29 25 22 31 20 14 1986 1029.7 1026.6 1034.9 1027.4 1024.2 1015.2 1016.2 1015.4 1025.2 1029.3 1032.2 1037.5 1037.5 DAY 24 22 3 5 18 3 3 8 30 16 16 10 1987 1036.2 1035.6 1028.6 1025.8 1021.8 1015.5 1018.1 1015.6 1024.1 1032.4 1040.8 1037.7 1040.8 DAY 21 1 23 1 14 7 11 8 24 28 30 1 1988 1029.9 1034.7 1029.0 1029.7 1026.3 1012.7 1013.6 1017.8 1022.8 1027.6 1029.7 1026.8 1034.7 DAY 3 6 17 9 5 1 27 21 30 17 6 24 1989 1034.9 1034.0 1023.5 1024.3 1024.2 1016.1 1016.5 1018.5 1025.4 1030.4 1029.5 1024.2 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 28 1990 1033.1 1032.7 1041.9 1025.0 1025.9 1017.0 1014.1 1016.2 1018.0 1033.7 1033.0 1032.7 1041.9 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1029.7 1031.4 1026.3 1026.7 1020.9 1018.0 1014.9 1015.1 1024.0 1026.0 1030.3 1032.8 1032.8 DAY 11 14 12 29 25 18 12 27 27 13 27 17 1992 1032.6 1029.3 1030.9 1022.1 1028.5 1016.8 1018.2 1021.9 1025.0 1027.6 1031.6 1026.7 1032.6 DAY 9 16 11 8 2 7 12 31 29 16 4 3 1993 1037.2 1032.7 1030.4 1024.7 1026.7 1022.9 1016.4 1015.6 1024.4 1029.1 1034.7 1029.9 1037.2 DAY 6 9 16 24 9 22 27 3 23 8 21 20 1994 1031.2 1036.4 1030.8 1033.3 1022.7 1015.5 1013.6 1014.9 1022.1 1030.5 1023.7 1035.1 1036.4 DAY 9 18 1 5 18 21 2 8 23 24 10 22 1995 1035.2 1028.1 1029.8 1026.3 1021.6 1017.4 1011.9 1014.5 1023.2 1033.0 1027.7 1035.0 1035.2 DAY 7 12 3 7 26 1 8 20 22 18 16 10 1996 1039.0 1030.4 1025.8 1031.4 1020.8 1020.5 1017.8 1020.1 1017.4 1030.4 1036.1 1028.6 1039.0 DAY 10 13 16 5 7 12 4 29 27 2 18 18 1997 1032.3 1030.1 1034.1 1022.4 1022.4 1016.6 1013.5 1015.7 1023.8 1023.7 1035.4 1028.7 1035.4 DAY 24 21 11 20 16 4 20 22 15 8 8 28 1998 1029.1 1037.1 1029.3 1025.9 1025.1 1016.5 1015.7 1014.3 1021.1 1034.5 1029.8 1032.5 1037.1 DAY 23 23 26 1 3 6 15 19 12 9 24 3 1999 1040.9 1027.1 1028.8 1025.1 1022.3 1020.0 1014.4 1016.3 1018.7 1026.2 1031.8 1033.5 1040.9 DAY 2 12 19 22 9 17 13 20 24 26 30 1 2000 1031.4 1032.0 1030.9 1021.9 1023.3 1021.1 1013.2 1014.7 1019.8 1027.5 1035.4 1029.9 1035.4 DAY 15 29 1 2 5 13 31 9 25 16 17 10 2001 1033.5 1034.9 1031.8 1029.1 1020.8 1018.2 1014.1 1015.6 1022.6 1030.2 1026.1 1029.3 1034.9 DAY 27 9 11 1 18 11 1 6 20 27 20 3 2002 1029.5 1034.2 1033.2 1021.5 1024.2 1017.8 1016.1 1017.1 1019.4 1024.6 1029.5 1040.4 1040.4 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.7 1027.0 1033.5 1028.0 1030.6 1022.4 1016.0 1015.0 1025.4 1021.6 1031.3 1040.4 1040.4 DAY 19 13 2 29 1 6 4 16 23 15 23 12 2004 1027.3 1022.8 1037.0 1025.2 1020.8 1021.7 1018.4 1012.3 1021.9 1030.0 1026.7 1035.0 1037.0 DAY 1 5 9 6 22 6 6 7 21 15 30 3 2005 1029.5 1030.3 1025.1 1036.9 1021.6 1018.4 1013.8 1016.5 1019.5 1029.0 1029.6 1036.5 1036.9 DAY 8 16 6 6 19 9 9 27 7 24 14 31 1952-2005 1040.9 1037.1 1041.9 1036.9 1030.6 1022.9 1018.4 1021.9 1025.4 1034.5 1040.8 1040.4 1041.9 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 93-22 4- 6 92-31 89-23 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** 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****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1003.9 1001.0 1003.3 1001.8 1003.8 999.6 995.4 997.4 1003.4 1006.9 997.0 1005.2 995.4 DAY 5 16 27 5 15 23 7 14 18 26 29 15 1980 1002.2 1009.5 994.1 999.8 998.6 999.4 996.4 997.5 1002.7 1000.7 1004.0 1002.7 994.1 DAY 29 18 19 26 23 5 29 19 4 4 9 12 1981 1002.6 1002.0 996.2 ****** ****** ****** ****** ****** ****** ****** ****** 1002.0 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 1982 998.6 1001.3 1000.3 956.0 988.0 ****** ****** ****** 1005.8 1003.0 1005.1 ****** ****** DAY 9 1 2 19 21 ** ** ** 24 18 6 ** 1983 1002.8 1000.4 ****** 1000.8 999.6 1001.7 995.5 998.5 1003.3 1004.5 1001.4 1005.7 ****** DAY 24 18 ** 18 5 18 27 12 8 11 13 30 1984 1007.9 1004.9 999.2 996.9 996.8 1003.2 1002.5 1000.4 1009.2 1006.0 1006.1 1011.5 996.8 DAY 9 8 25 10 28 21 26 15 8 18 12 14 1985 1010.2 996.7 1000.3 1001.9 1005.0 997.6 1003.4 1005.2 1004.4 1007.6 1013.6 994.6 994.6 DAY 19 6 24 13 1 20 20 6 7 18 27 19 1986 1006.9 1005.8 1014.5 1006.7 999.0 1001.7 1001.0 1002.2 1008.0 1008.3 1003.6 1003.9 999.0 DAY 12 4 10 16 3 13 10 15 15 23 9 27 1987 1004.4 1006.5 1001.6 1006.7 1002.1 1004.2 1001.4 1001.4 1006.6 1013.7 1008.3 1007.3 1001.4 DAY 3 26 14 14 23 19 6 18 22 1 7 24 1988 1008.2 1001.8 999.8 1003.2 1001.0 993.3 1004.6 1000.6 1001.9 1009.4 1008.3 992.8 992.8 DAY 29 24 1 23 28 15 15 29 9 20 20 26 1989 1010.6 1010.1 1002.4 1009.1 1001.2 1002.5 1003.2 999.2 1004.0 1002.7 1008.0 1009.4 999.2 DAY 17 1 27 18 7 10 6 1 2 2 28 11 1990 1011.6 999.8 1010.4 1002.4 1003.5 999.8 1003.6 1005.5 999.9 1012.0 1004.4 1011.7 999.8 DAY 5 16 1 13 13 27 23 7 14 26 1 5 1991 1010.0 1008.7 1007.9 1005.6 995.0 999.4 996.6 1001.7 1005.1 1011.2 1012.8 1008.1 995.0 DAY 5 27 7 5 22 11 7 2 19 25 5 28 1992 1006.0 1005.7 1002.1 1003.9 1004.0 1001.6 1002.3 1006.5 1010.3 1007.5 1002.4 1008.9 1001.6 DAY 31 8 31 22 9 28 3 24 7 11 23 15 1993 1007.8 1010.9 1002.1 1006.7 1006.5 1001.9 1002.2 1003.0 1003.3 1007.6 1008.3 1016.0 1001.9 DAY 9 21 8 11 14 17 25 12 14 1 10 23 1994 1007.2 1001.7 1004.1 1005.1 1002.7 1002.5 1002.2 1003.2 1013.0 1011.2 1004.6 1002.8 1001.7 DAY 30 1 7 22 1 16 20 11 28 19 26 4 1995 1009.2 1009.3 1005.0 1002.9 1008.6 994.1 998.9 1002.9 1004.6 1002.9 1006.4 1009.8 994.1 DAY 12 9 26 19 2 30 16 12 5 4 24 22 1996 1012.3 1004.9 1008.3 1002.6 1003.3 1003.3 1005.3 1000.8 998.3 1002.3 1017.4 1007.3 998.3 DAY 7 10 26 13 29 1 7 8 8 27 2 25 1997 1007.5 1012.9 1002.1 1001.7 1000.9 1002.3 1000.3 999.6 999.6 1008.3 1007.1 1003.3 999.6 DAY 16 4 24 8 4 13 11 13 2 2 5 9 1998 1006.3 1001.1 1000.9 1005.7 1000.7 1004.7 997.4 1002.2 1004.9 1004.5 1011.4 1009.5 997.4 DAY 30 14 30 21 21 23 6 31 24 2 19 21 1999 1004.2 1001.7 1003.0 1002.2 998.6 997.8 1002.5 1001.2 1005.4 1007.2 1005.9 1011.4 997.8 DAY 9 20 21 14 14 25 22 13 13 11 25 16 2000 1001.0 1010.8 1006.3 1005.8 1005.2 1002.1 1003.2 998.9 1003.0 1013.1 1015.3 1007.5 998.9 DAY 21 7 19 22 27 5 8 3 7 1 13 20 2001 1013.5 998.3 1001.0 1004.1 999.2 997.7 1004.3 1001.5 1005.7 1007.5 1006.2 1003.7 997.7 DAY 11 21 24 12 9 17 9 31 8 25 18 20 2002 1007.0 1001.6 999.6 1002.3 1001.4 1000.6 1000.4 999.2 1007.1 1005.9 1004.7 1004.6 999.2 DAY 8 27 27 4 29 19 25 17 18 22 12 21 2003 1009.1 1001.9 1007.3 1003.5 1004.8 1002.4 1000.9 1004.3 1003.8 1003.3 1010.6 1004.3 1000.9 DAY 5 19 21 26 31 18 8 13 7 29 10 19 2004 1002.5 1000.2 1003.0 1002.3 998.2 1002.7 1004.9 997.1 1004.2 1009.6 1003.7 1014.1 997.1 DAY 24 15 6 23 12 2 11 12 10 22 23 20 2005 1005.6 1007.1 1004.4 1007.1 1004.6 1002.0 995.7 1002.6 1004.1 1002.5 1009.2 1004.0 995.7 DAY 23 1 20 16 4 20 6 8 12 20 6 17 1952-2005 998.6 996.7 994.1 956.0 988.0 993.3 995.4 997.1 998.3 1000.7 997.0 992.8 956.0 YEAR-DAY 82- 9 85- 6 80-19 82-19 82-21 88-15 79- 7 4-12 96- 8 80- 4 79-29 88-26 82-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1004.4 1000.8 1001.0 998.7 999.5 997.4 992.7 993.7 999.2 1000.4 1005.3 1001.3 999.5 1980 1003.8 1005.4 1000.5 995.9 997.0 994.8 992.2 994.1 997.8 1001.6 1001.8 1002.0 998.9 1981 1001.4 1000.9 998.5 ****** ****** ****** ****** ****** ****** ****** ****** 1001.5 ****** 1982 1004.5 1002.7 1001.2 997.5 1000.9 ****** ****** ****** 1000.8 1002.2 1006.1 ****** ****** 1983 1002.9 1001.2 ****** 999.4 995.9 995.8 991.2 993.1 997.7 1002.4 1002.7 1005.6 ****** 1984 1003.7 1010.6 1014.2 1012.6 1013.6 1011.6 1007.4 1008.3 1014.4 1019.2 1019.1 1027.1 1013.5 1985 1019.8 1011.9 1022.8 1013.0 1012.6 1008.3 1009.9 1011.4 1012.5 1018.3 1020.8 1020.3 1015.1 1986 1018.6 1018.4 1023.9 1017.4 1012.7 1008.3 1009.5 1011.0 1014.6 1019.1 1020.8 1020.2 1016.2 1987 1018.5 1020.4 1014.8 1016.7 1014.3 1010.3 1009.8 1009.3 1015.3 1023.2 1022.1 1019.2 1016.2 1988 1020.3 1020.0 1013.5 1015.8 1014.0 1007.0 1007.4 1009.4 1013.7 1018.5 1017.9 1015.9 1014.5 1989 1022.5 1024.3 1015.7 1017.1 1014.6 1010.3 1009.3 1008.7 1011.9 1017.3 1018.5 1019.2 1015.8 1990 1023.0 1019.2 1021.4 1013.9 1014.8 1009.3 1009.1 1011.3 1011.5 1018.6 1018.6 1020.9 1016.0 1991 1020.6 1021.8 1019.2 1015.3 1010.9 1010.7 1006.4 1008.7 1014.8 1018.0 1022.5 1017.9 1015.6 1992 1020.0 1015.9 1019.2 1014.8 1015.9 1009.1 1009.0 1013.2 1015.6 1017.3 1018.6 1019.7 1015.7 1993 1021.6 1022.6 1018.2 1014.7 1012.9 1010.1 1010.7 1011.1 1013.6 1022.4 1023.3 1023.3 1017.0 1994 1020.3 1020.9 1018.2 1016.6 1013.0 1010.5 1008.8 1009.7 1017.7 1020.6 1015.9 1021.9 1016.2 1995 1020.7 1020.5 1017.4 1012.7 1015.0 1009.7 1006.8 1008.5 1011.8 1019.2 1016.5 1022.6 1015.1 1996 1024.1 1019.6 1018.2 1016.9 1013.3 1011.5 1010.2 1009.5 1009.4 1017.0 1024.5 1019.4 1016.1 1997 1019.2 1021.2 1015.7 1011.8 1013.8 1008.8 1007.2 1008.4 1014.7 1014.6 1021.1 1018.9 1014.6 1998 1019.4 1021.2 1015.7 1013.6 1013.9 1011.0 1008.0 1009.8 1013.0 1018.6 1020.1 1022.6 1015.6 1999 1020.9 1015.2 1017.2 1016.1 1014.4 1010.2 1008.4 1007.5 1012.7 1016.0 1020.5 1022.6 1015.1 2000 1019.4 1019.1 1017.6 1012.0 1012.6 1010.6 1008.8 1008.9 1012.0 1019.8 1023.9 1020.0 1015.4 2001 1024.5 1017.9 1016.3 1014.3 1011.0 1009.7 1009.3 1009.6 1012.5 1018.1 1017.3 1019.5 1015.0 2002 1021.1 1018.7 1015.7 1013.7 1014.2 1009.7 1009.4 1008.1 1013.0 1015.8 1020.8 1022.3 1015.2 2003 1019.9 1016.5 1019.2 1016.9 1016.0 1011.8 1008.0 1010.7 1014.0 1014.4 1021.1 1022.2 1015.9 2004 1015.4 1016.6 1020.3 1015.8 1011.3 1010.8 1010.7 1008.0 1015.1 1019.6 1017.7 1021.5 1015.2 2005 1020.1 1020.1 1015.4 1017.8 1013.7 1011.1 1008.3 1009.9 1012.8 1018.2 1021.1 1021.4 1015.8 MEAN 1016.7 1015.7 1015.0 1012.3 1011.2 1008.3 1006.7 1007.7 1011.2 1015.8 1017.6 1018.0 1013.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1020.0 1014.8 1015.6 1015.6 1007.8 1005.9 999.5 1001.2 1006.6 1012.0 1015.6 1016.3 1020.0 DAY 18 18 5 28 25 11 20 3 21 9 11 22 1980 1012.2 1016.8 1010.6 1007.6 1009.6 1003.5 1001.5 1006.6 1007.5 1008.6 1013.0 1012.5 1016.8 DAY 16 1 15 1 16 1 18 30 26 21 3 27 1981 1013.3 1011.1 1012.9 ****** ****** ****** ****** ****** ****** ****** ****** 1011.0 ****** DAY 29 28 8 ** ** ** ** ** ** ** ** 30 1982 1019.7 1017.5 1012.8 1011.3 1012.8 ****** ****** ****** 1008.5 1018.1 1013.5 ****** ****** DAY 21 11 5 4 10 ** ** ** 20 25 11 ** 1983 1019.9 1012.4 ****** 1007.4 1004.7 1002.8 1001.7 1000.4 1005.2 1009.7 1023.9 1016.7 ****** DAY 8 23 ** 29 16 1 1 18 28 16 26 4 1984 1010.5 1021.2 1027.8 1023.7 1022.7 1019.2 1013.1 1014.7 1019.2 1029.7 1029.8 1036.0 1036.0 DAY 4 18 10 4 13 16 4 31 5 21 30 1 1985 1028.9 1028.8 1039.4 1034.0 1021.6 1016.8 1015.3 1017.8 1023.0 1028.1 1029.7 1033.4 1039.4 DAY 24 24 5 17 12 10 29 25 22 31 20 14 1986 1029.7 1026.5 1034.9 1027.3 1024.1 1015.1 1016.1 1015.3 1025.1 1029.2 1032.2 1037.5 1037.5 DAY 24 22 3 5 18 3 3 8 30 16 16 10 1987 1036.2 1035.5 1028.6 1025.8 1021.7 1017.6 1017.9 1015.4 1024.0 1032.4 1040.7 1037.7 1040.7 DAY 21 1 23 1 14 6 11 8 24 28 30 1 1988 1029.9 1034.7 1028.9 1029.4 1026.2 1012.6 1013.6 1017.6 1021.7 1027.5 1029.6 1026.8 1034.7 DAY 3 6 17 9 5 1 27 21 30 17 6 24 1989 1034.9 1034.0 1023.4 1024.2 1024.1 1016.1 1016.4 1018.3 1025.3 1030.3 1029.4 1024.1 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 28 1990 1033.1 1032.7 1041.9 1024.9 1025.8 1016.8 1014.0 1016.1 1017.9 1033.6 1033.0 1032.7 1041.9 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1029.7 1031.4 1026.3 1026.6 1020.8 1017.8 1014.8 1015.0 1023.9 1025.9 1030.2 1032.8 1032.8 DAY 11 14 12 29 25 18 12 27 27 13 27 17 1992 1032.6 1029.3 1030.9 1022.1 1028.4 1016.7 1018.2 1021.8 1024.9 1027.5 1031.5 1026.6 1032.6 DAY 9 16 11 8 2 7 12 31 29 16 4 3 1993 1037.2 1032.6 1030.4 1024.6 1026.6 1022.8 1016.3 1015.5 1024.3 1029.0 1034.7 1029.8 1037.2 DAY 6 9 16 24 9 22 27 25 23 8 21 20 1994 1031.2 1036.4 1030.8 1033.3 1022.6 1015.5 1013.5 1014.8 1021.9 1030.4 1023.6 1035.1 1036.4 DAY 9 18 1 5 18 21 2 8 23 24 10 22 1995 1035.2 1028.0 1029.8 1026.2 1021.5 1017.3 1011.8 1014.4 1023.1 1033.0 1027.6 1035.0 1035.2 DAY 7 12 3 7 26 1 8 20 22 18 16 10 1996 1039.0 1030.4 1025.8 1031.3 1020.7 1020.4 1017.6 1019.9 1017.2 1030.3 1036.1 1028.5 1039.0 DAY 10 13 16 5 7 12 4 29 27 2 18 18 1997 1032.3 1030.0 1034.1 1022.3 1022.3 1016.6 1013.4 1015.6 1023.7 1023.6 1035.3 1028.7 1035.3 DAY 24 21 11 20 16 4 20 22 15 8 8 28 1998 1029.1 1037.1 1029.2 1025.8 1025.0 1016.4 1015.6 1014.2 1021.0 1034.4 1029.7 1032.5 1037.1 DAY 23 23 26 1 3 6 15 19 12 9 24 3 1999 1040.9 1027.0 1028.8 1025.0 1022.2 1019.9 1014.3 1016.2 1018.6 1026.1 1031.8 1033.5 1040.9 DAY 2 12 19 22 9 17 13 20 24 26 30 1 2000 1031.4 1031.9 1030.9 1021.8 1023.2 1021.0 1013.1 1014.6 1019.7 1027.4 1035.4 1029.8 1035.4 DAY 15 29 1 2 5 13 31 9 25 16 17 10 2001 1033.5 1034.9 1031.8 1029.0 1020.7 1018.1 1014.0 1015.5 1022.5 1030.1 1026.2 1029.4 1034.9 DAY 27 9 11 1 18 11 1 6 20 27 20 3 2002 1029.5 1034.3 1033.2 1021.5 1024.2 1017.7 1016.0 1017.1 1019.3 1024.6 1029.5 1040.4 1040.4 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.8 1027.0 1033.5 1027.9 1030.6 1024.4 1016.0 1015.0 1025.5 1021.6 1031.3 1040.4 1040.4 DAY 19 13 2 29 1 6 4 16 23 15 23 12 2004 1027.4 1022.8 1037.0 1025.3 1020.8 1021.7 1018.4 1012.3 1021.9 1029.9 1026.6 1035.0 1037.0 DAY 1 5 9 6 22 6 6 7 21 15 30 3 2005 1029.5 1030.4 1025.1 1036.9 1021.6 1018.4 1013.8 1016.5 1019.4 1028.9 1029.6 1036.5 1036.9 DAY 8 16 6 6 19 9 9 27 7 24 14 31 1952-2005 1040.9 1037.1 1041.9 1036.9 1030.6 1024.4 1018.4 1021.8 1025.5 1034.4 1040.7 1040.4 1041.9 YEAR-DAY 99- 2 98-23 90-17 5- 6 3- 1 3- 6 4- 6 92-31 3-23 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 991.1 988.4 990.6 989.8 991.0 987.9 983.9 985.6 991.5 994.0 984.3 993.0 983.9 DAY 5 12 27 19 15 23 7 14 18 24 29 15 1980 989.1 996.4 981.6 987.5 987.5 987.4 984.4 985.5 990.5 988.9 991.5 989.4 981.6 DAY 29 18 19 26 23 5 29 19 4 4 17 12 1981 989.9 989.5 983.4 ****** ****** ****** ****** ****** ****** ****** ****** 989.6 ****** DAY 3 9 13 ** ** ** ** ** ** ** ** 19 1982 986.0 988.4 987.7 983.5 988.3 ****** ****** ****** 993.9 990.8 992.6 ****** ****** DAY 9 1 2 19 15 ** ** ** 24 18 6 ** 1983 990.1 987.8 ****** 988.7 986.8 989.6 983.1 986.8 991.0 992.1 989.0 993.0 ****** DAY 24 18 ** 18 4 18 27 12 8 11 13 30 1984 995.1 991.9 1001.6 1000.1 998.7 1003.1 1002.4 999.9 1009.1 1005.9 1006.0 1011.4 991.9 DAY 9 8 1 10 28 21 26 15 8 18 12 14 1985 1010.1 996.6 1000.2 1001.8 1004.7 997.5 1003.3 1005.1 1004.3 1007.6 1013.6 994.6 994.6 DAY 19 6 24 13 31 20 20 6 7 18 27 19 1986 1006.9 1005.8 1014.4 1006.6 998.8 1001.6 999.8 1002.1 1007.9 1008.2 1003.6 1003.9 998.8 DAY 12 4 10 16 3 13 10 15 15 23 9 27 1987 1007.0 1006.3 1001.6 1006.2 1001.9 1004.0 1001.3 1001.2 1006.5 1013.6 1008.3 1007.3 1001.2 DAY 10 26 14 20 23 19 6 18 22 1 7 24 1988 1008.1 1001.8 999.8 1003.0 1000.8 993.1 1004.5 1000.5 1001.8 1009.2 1008.3 992.8 992.8 DAY 29 24 1 23 28 15 15 29 9 20 20 26 1989 1010.5 1010.1 1002.3 1009.0 1001.1 1002.4 1003.1 999.1 1003.9 1002.6 1007.9 1009.4 999.1 DAY 17 1 27 18 7 10 6 1 2 2 28 11 1990 1011.6 999.8 1010.4 1002.3 1003.4 999.7 1003.5 1005.4 999.8 1011.9 1004.4 1011.7 999.7 DAY 5 16 1 13 13 27 23 7 14 26 1 5 1991 1010.0 1008.7 1007.9 1005.6 994.9 999.3 996.4 1001.6 1005.1 1011.1 1012.8 1007.9 994.9 DAY 5 27 7 5 22 11 7 2 19 25 5 10 1992 1006.0 1005.7 1002.0 1003.8 1003.9 1001.8 1002.2 1006.4 1010.2 1007.4 1002.3 1008.9 1001.8 DAY 31 8 31 22 9 28 3 24 7 11 23 15 1993 1007.8 1010.9 1002.1 1006.6 1006.5 1001.8 1002.1 1002.9 1003.2 1007.5 1008.3 1016.0 1001.8 DAY 9 21 8 11 14 17 25 12 14 1 10 23 1994 1007.2 1001.7 1004.1 1005.0 1002.7 1002.4 1002.1 1003.1 1012.9 1011.2 1004.6 1002.8 1001.7 DAY 30 1 7 22 1 16 20 11 28 19 26 4 1995 1009.3 1009.3 1005.0 1002.8 1008.6 993.9 998.8 1002.8 1004.5 1002.8 1006.4 1009.8 993.9 DAY 12 9 26 19 2 30 16 12 5 4 24 22 1996 1012.3 1004.8 1008.3 1002.6 1003.2 1003.2 1005.2 1000.7 998.2 1002.2 1017.3 1007.3 998.2 DAY 7 10 26 13 29 1 7 8 8 27 2 25 1997 1007.5 1012.9 1002.0 1001.6 1000.8 1002.2 1000.2 999.5 999.5 1008.2 1007.0 1003.3 999.5 DAY 16 4 24 8 4 13 11 13 2 2 5 9 1998 1006.3 1001.1 1000.9 1005.7 1000.1 1004.6 997.3 1002.1 1004.8 1004.4 1011.4 1009.5 997.3 DAY 30 14 30 21 21 23 6 31 24 2 19 21 1999 1004.2 1001.7 1003.0 1002.1 998.5 997.6 1002.4 1001.1 1005.3 1007.1 1005.9 1011.4 997.6 DAY 9 20 21 14 14 25 22 13 13 11 25 16 2000 1001.0 1010.8 1006.3 1005.7 1005.1 1002.0 1003.1 998.8 1002.9 1013.0 1015.3 1007.5 998.8 DAY 21 7 19 22 27 5 8 3 7 1 13 20 2001 1013.5 998.3 1001.0 1004.0 999.1 997.6 1004.2 1001.4 1005.6 1007.4 1006.2 1003.6 997.6 DAY 11 21 24 12 9 17 9 31 8 25 18 20 2002 1007.0 1001.6 999.5 1002.3 1001.3 1000.5 1000.4 999.3 1007.1 1005.9 1004.7 1004.6 999.3 DAY 8 27 27 4 29 19 25 17 18 22 12 21 2003 1009.1 1001.9 1007.3 1003.4 1004.8 1002.4 1000.9 1004.4 1003.8 1003.2 1010.6 1004.4 1000.9 DAY 5 19 21 26 31 18 8 13 7 29 10 19 2004 1002.5 1000.2 1003.0 1002.3 998.2 1002.7 1004.9 997.1 1004.2 1009.6 1003.7 1014.3 997.1 DAY 24 15 6 23 12 2 11 12 10 22 23 21 2005 1005.6 1007.1 1004.4 1007.1 1004.7 1002.0 995.7 1002.6 1004.1 1002.5 1009.2 1003.9 995.7 DAY 23 28 20 16 4 21 6 8 12 20 6 17 1952-2005 986.0 987.8 981.6 983.5 986.8 987.4 983.1 985.5 990.5 988.9 984.3 989.4 981.6 YEAR-DAY 82- 9 83-18 80-19 82-19 83- 4 80- 5 83-27 80-19 80- 4 80- 4 79-29 80-12 80-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 67 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1001.1 999.8 998.2 999.9 995.3 992.8 992.7 999.1 1003.8 1009.1 1001.2 ****** 1967 1002.9 1003.9 999.5 998.0 998.4 996.6 994.2 993.7 997.4 1003.4 1000.5 998.2 998.9 1968 995.4 1001.4 999.7 1000.9 997.5 994.7 992.8 992.1 994.9 1000.4 1002.4 1000.4 997.7 1969 1004.4 1005.3 999.9 998.8 997.0 991.9 993.6 994.9 997.6 999.5 1003.6 999.7 998.8 1970 1001.2 998.7 999.5 999.0 994.0 994.7 991.1 991.1 996.5 999.7 1000.7 1001.7 997.3 1971 1006.6 996.5 998.9 996.7 995.1 991.6 990.9 992.2 997.7 1001.2 1000.3 998.6 997.2 1972 1005.8 1007.5 1001.6 995.4 994.5 992.4 990.7 993.9 996.4 1000.0 1001.1 1007.4 998.9 1973 1005.3 997.7 999.9 994.7 995.5 992.9 990.1 993.2 998.3 999.5 999.5 1002.9 997.5 1974 1003.2 1004.9 1004.4 994.9 994.0 992.0 991.5 992.2 996.1 1001.0 1001.4 1000.7 998.0 1975 1002.7 999.4 999.1 997.7 994.1 991.2 988.7 990.8 994.7 999.8 1005.1 1002.8 997.2 1976 997.7 1003.7 1002.4 996.9 995.9 995.3 990.5 991.6 995.7 999.7 1006.1 1003.5 998.3 1977 1005.8 1003.0 1002.4 995.0 996.6 991.3 990.2 992.8 998.0 1001.2 1001.1 1002.5 998.3 1978 1001.7 1002.9 998.7 993.8 996.4 993.4 993.1 993.7 994.5 1001.5 1005.0 998.6 997.8 1979 1003.3 999.6 1000.1 997.2 998.6 996.1 992.4 993.2 998.3 999.6 1004.0 999.9 998.5 1980 1002.3 1004.1 999.4 994.7 995.8 994.0 991.7 993.5 997.1 1000.4 1000.4 1000.6 997.8 1981 999.7 1000.0 997.2 997.5 996.3 995.2 992.6 993.5 998.8 1002.7 999.2 1000.4 997.8 1982 1001.9 1001.8 1000.4 996.4 999.7 995.5 991.4 993.5 998.7 1000.7 1005.4 1003.3 999.1 1983 1001.4 999.8 1001.4 998.1 994.9 995.1 990.5 992.3 996.8 1001.3 1001.5 1004.1 998.1 1984 1002.3 1009.5 1012.9 1011.4 1012.4 1010.8 1006.7 1007.4 1013.4 1018.3 1017.6 1025.6 1012.4 1985 1018.3 1010.8 1021.5 1011.8 1011.4 1007.7 1009.0 1010.5 1011.4 1017.2 1019.3 1018.9 1014.0 1986 1017.2 1017.1 1022.5 1016.1 1011.9 1007.4 1008.7 1010.2 1013.9 1017.6 1019.7 1018.8 1015.1 1987 1017.3 1019.1 1013.7 1015.9 1012.9 1009.8 1009.1 1008.6 1014.4 1022.1 1020.9 1017.5 1015.1 1988 1018.8 1018.9 1012.6 1014.5 1013.2 1006.5 1006.5 1008.5 1013.0 1017.5 1016.7 1014.9 1013.5 1989 1021.1 1023.1 1014.6 1016.1 1013.9 1009.6 1008.6 1008.0 1011.4 1016.3 1017.0 1017.6 1014.8 1990 1021.5 1017.7 1020.4 1012.9 1014.2 1008.6 1008.4 1010.4 1010.8 1017.2 1017.6 1020.3 1015.0 1991 1019.7 1020.6 1018.2 1014.3 1010.4 1009.8 1005.9 1008.2 1013.9 1017.0 1021.2 1016.5 1014.6 1992 1018.7 1015.0 1018.1 1014.0 1014.6 1008.2 1008.4 1012.5 1014.7 1016.7 1017.1 1018.2 1014.7 1993 1020.1 1021.6 1017.3 1013.6 1011.9 1009.4 1010.1 1010.7 1012.7 1021.5 1022.0 1021.9 1016.1 1994 1018.9 1019.6 1017.4 1015.6 1012.5 1009.6 1007.8 1009.0 1017.1 1019.6 1015.0 1020.5 1015.2 1995 1019.6 1019.3 1016.6 1012.0 1014.2 1008.9 1006.0 1008.1 1011.0 1018.4 1015.5 1021.3 1014.2 1996 1022.5 1018.7 1017.1 1016.1 1012.3 1011.0 1009.7 1009.0 1008.5 1015.9 1023.3 1018.2 1015.2 1997 1017.9 1020.1 1015.1 1011.1 1013.1 1008.0 1006.4 1007.9 1013.7 1013.7 1019.8 1017.6 1013.7 1998 1018.0 1019.7 1014.7 1012.7 1013.1 1010.6 1007.4 1009.2 1012.2 1017.7 1018.9 1021.2 1014.6 1999 1019.5 1014.0 1016.2 1015.2 1013.7 1009.7 1007.6 1007.0 1012.0 1015.0 1018.9 1021.3 1014.2 2000 1018.1 1018.1 1016.8 1010.9 1011.7 1009.7 1008.3 1008.3 1011.1 1018.8 1022.7 1018.5 1014.4 2001 1023.1 1016.7 1015.1 1013.2 1010.2 1009.1 1008.4 1009.1 1011.9 1017.2 1016.3 1018.0 1014.0 2002 1019.8 1018.4 1015.0 1012.5 1013.5 1009.1 1008.8 1007.4 1012.4 1014.8 1019.7 1020.8 1014.3 2003 1018.7 1015.6 1018.2 1016.1 1015.1 1011.2 1007.3 1010.2 1013.4 1013.7 1019.9 1020.6 1015.0 2004 1013.9 1015.4 1019.3 1015.0 1010.5 1010.1 1009.8 1007.5 1014.4 1018.5 1016.4 1020.1 1014.2 2005 1018.5 1018.9 1014.6 1016.8 1012.7 1010.1 1007.7 1009.0 1012.1 1017.5 1019.9 1020.3 1014.8 MEAN 1011.4 1010.5 1009.3 1006.3 1005.3 1002.3 1000.6 1001.7 1005.6 1009.9 1011.5 1011.4 1007.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 68 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1009.4 1009.9 1011.1 1009.2 1001.1 1001.5 997.4 1006.2 1012.5 1016.6 1014.6 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 1967 1012.2 1017.7 1012.8 1009.1 1005.9 1003.7 1000.8 997.7 1003.6 1013.1 1009.1 1010.3 1017.7 DAY 1 3 1 10 3 6 23 15 26 15 30 12 1968 1007.9 1017.0 1014.2 1006.9 1003.6 1004.2 999.8 997.6 1001.5 1009.4 1011.7 1010.5 1017.0 DAY 19 6 26 29 23 8 13 27 18 16 22 23 1969 1020.8 1016.4 1012.7 1008.9 1005.4 1001.9 999.5 1001.4 1008.4 1009.7 1011.1 1007.3 1020.8 DAY 6 11 12 4 17 1 3 31 14 14 18 7 1970 1010.1 1008.8 1008.4 1012.9 1003.4 1006.6 995.8 1000.8 1004.8 1006.7 1009.8 1010.0 1012.9 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1017.9 1008.7 1011.4 1006.8 1003.1 1000.8 996.6 998.8 1005.5 1012.3 1010.2 1010.9 1017.9 DAY 9 1 6 9 2 17 12 29 23 31 20 28 1972 1016.5 1021.1 1015.6 1006.6 1006.7 999.8 995.6 999.6 1005.8 1006.9 1010.9 1015.7 1021.1 DAY 31 22 20 15 23 17 14 25 17 26 9 25 1973 1023.0 1010.3 1012.2 1007.2 1005.7 1000.6 995.9 998.9 1007.8 1008.1 1013.0 1014.7 1023.0 DAY 25 2 10 11 8 7 23 7 29 22 20 21 1974 1017.9 1012.8 1015.1 1005.8 1000.4 997.3 997.6 1000.4 1002.6 1006.0 1010.9 1007.1 1017.9 DAY 5 3 9 26 9 1 15 26 24 13 17 3 1975 1020.6 1010.6 1009.2 1008.0 999.6 998.8 995.1 1001.2 1005.2 1010.5 1021.6 1014.6 1021.6 DAY 14 19 8 2 3 17 14 18 18 20 14 4 1976 1012.2 1016.9 1013.3 1009.6 1003.5 1001.1 997.2 995.8 1003.0 1016.7 1015.9 1015.9 1016.9 DAY 1 21 27 3 4 13 6 11 11 31 13 19 1977 1017.1 1011.1 1016.1 1010.2 1002.3 997.2 996.1 999.4 1008.6 1016.6 1009.5 1019.0 1019.0 DAY 5 22 9 1 2 10 21 30 30 23 27 13 1978 1017.1 1017.9 1009.2 1006.7 1008.3 1007.6 1001.1 999.7 1003.0 1010.9 1014.1 1018.2 1018.2 DAY 13 5 19 12 3 8 7 21 28 10 5 24 1979 1018.1 1014.0 1013.7 1013.2 1006.6 1004.4 999.1 1000.1 1005.2 1011.0 1014.4 1014.2 1018.1 DAY 18 18 5 27 25 11 20 3 21 9 11 22 1980 1010.7 1013.2 1009.8 1007.0 1008.8 1003.3 1000.4 1005.3 1004.8 1008.4 1011.8 1011.3 1013.2 DAY 23 1 15 1 16 11 18 30 26 21 3 17 1981 1012.3 1009.6 1012.3 1006.9 1008.6 1003.3 997.3 998.2 1009.0 1012.5 1008.1 1010.2 1012.5 DAY 29 23 8 10 21 10 24 4 23 29 16 1 1982 1018.0 1017.1 1011.0 1010.3 1011.6 1000.6 999.6 999.6 1007.4 1017.0 1011.3 1012.6 1018.0 DAY 21 11 5 4 10 3 8 15 20 25 30 10 1983 1018.2 1010.0 1011.7 1006.0 1003.2 1002.8 999.9 998.7 1003.6 1009.1 1021.6 1015.8 1021.6 DAY 8 23 15 29 16 1 1 17 28 16 26 15 1984 1009.8 1020.0 1024.9 1022.4 1020.1 1017.0 1012.5 1013.5 1018.4 1028.7 1032.0 1034.4 1034.4 DAY 4 18 10 4 13 16 3 30 22 8 30 19 1985 1029.2 1026.5 1038.6 1031.7 1020.7 1015.3 1014.1 1016.5 1021.8 1026.8 1028.5 1033.3 1038.6 DAY 14 24 5 17 12 10 16 25 22 31 19 14 1986 1028.5 1025.1 1031.8 1025.7 1023.0 1013.9 1015.1 1014.1 1024.8 1027.0 1031.1 1036.5 1036.5 DAY 28 22 3 5 18 3 3 8 30 15 16 11 1987 1034.5 1033.9 1028.4 1025.0 1021.3 1016.8 1016.5 1014.7 1022.4 1031.1 1039.2 1035.7 1039.2 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1027.0 1033.6 1027.3 1027.3 1024.6 1012.1 1012.3 1017.0 1022.4 1026.5 1028.8 1025.5 1033.6 DAY 11 6 17 9 5 27 27 21 21 16 6 29 1989 1033.2 1032.6 1022.8 1023.2 1022.9 1016.0 1015.1 1017.5 1023.7 1029.3 1027.0 1022.9 1033.2 DAY 22 3 3 8 1 2 10 19 23 24 22 20 1990 1031.4 1031.5 1040.2 1025.5 1024.5 1015.3 1013.4 1015.2 1017.9 1033.0 1030.1 1031.0 1040.2 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1028.7 1030.3 1024.6 1024.8 1019.7 1017.3 1013.8 1014.5 1022.3 1025.3 1028.6 1030.0 1030.3 DAY 11 13 12 29 5 17 11 27 27 13 27 17 1992 1030.5 1027.6 1029.7 1020.2 1027.8 1018.6 1016.9 1020.8 1023.3 1025.9 1030.5 1024.1 1030.5 DAY 9 16 12 8 2 7 12 31 29 16 17 1 1993 1036.3 1032.7 1029.2 1023.0 1025.6 1022.9 1016.3 1015.8 1022.7 1027.9 1033.7 1031.0 1036.3 DAY 6 9 16 24 9 22 27 24 23 7 21 6 1994 1030.4 1035.6 1028.8 1032.0 1021.8 1014.0 1012.3 1013.3 1021.4 1028.8 1022.9 1033.4 1035.6 DAY 9 18 1 5 18 4 1 8 23 24 2 22 1995 1034.7 1027.9 1028.6 1025.9 1021.2 1016.1 1011.1 1013.2 1021.9 1031.7 1026.6 1033.7 1034.7 DAY 7 12 3 7 26 1 23 24 27 17 15 10 1996 1037.2 1029.4 1024.1 1029.7 1019.9 1018.8 1017.3 1019.3 1016.9 1028.9 1035.0 1027.4 1037.2 DAY 10 13 16 5 7 12 3 29 24 2 16 1 1997 1030.6 1028.6 1033.3 1021.6 1021.8 1015.0 1013.1 1014.6 1022.1 1022.2 1034.2 1027.2 1034.2 DAY 24 21 11 20 16 4 19 21 15 8 7 17 1998 1028.0 1034.5 1029.0 1024.2 1024.1 1015.2 1015.0 1014.1 1020.1 1034.1 1028.1 1031.1 1034.5 DAY 22 23 26 1 3 5 20 19 12 9 24 29 1999 1039.7 1026.5 1025.5 1023.8 1021.8 1018.3 1012.9 1014.7 1018.2 1024.8 1030.1 1032.4 1039.7 DAY 2 11 18 23 9 17 13 20 5 26 30 24 2000 1029.7 1031.4 1028.8 1021.1 1021.6 1020.6 1012.3 1013.8 1018.3 1025.5 1033.8 1028.0 1033.8 DAY 15 29 27 2 5 13 30 17 25 16 17 4 2001 1031.8 1033.8 1031.0 1028.7 1019.9 1017.2 1013.1 1015.3 1020.9 1028.6 1025.1 1028.2 1033.8 DAY 27 9 11 1 18 11 1 5 20 27 2 3 2002 1029.0 1033.1 1034.1 1020.7 1023.2 1016.8 1015.2 1015.9 1018.7 1022.6 1028.4 1038.8 1038.8 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1028.9 1027.1 1032.8 1027.4 1030.3 1023.8 1014.5 1014.7 1023.9 1021.5 1028.2 1037.4 1037.4 DAY 19 28 2 29 1 6 4 16 23 15 23 12 2004 1024.9 1021.2 1035.5 1024.1 1019.6 1020.7 1015.8 1012.1 1020.9 1028.1 1025.4 1033.7 1035.5 DAY 1 5 9 6 22 6 7 17 14 15 30 3 2005 1028.3 1029.1 1024.3 1035.3 1020.1 1016.9 1012.6 1014.7 1018.4 1028.4 1028.5 1035.1 1035.3 DAY 8 16 26 6 12 9 9 27 7 23 14 31 1952-2005 1039.7 1035.6 1040.2 1035.3 1030.3 1023.8 1017.3 1020.8 1024.8 1034.1 1039.2 1038.8 1040.2 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 69 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 995.3 983.1 987.3 990.5 988.2 986.0 983.5 990.6 996.5 994.8 987.3 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 1967 993.4 985.8 988.9 981.3 990.1 989.0 990.3 990.2 989.2 992.7 989.8 980.6 980.6 DAY 15 24 17 25 27 23 10 20 18 11 25 23 1968 982.2 988.2 980.0 989.8 990.6 988.0 986.4 983.7 988.6 988.8 995.8 986.9 980.0 DAY 7 21 13 24 20 18 31 17 9 25 29 27 1969 989.6 992.6 985.4 983.9 987.5 981.9 982.6 988.0 988.1 984.7 991.8 987.3 981.9 DAY 20 13 20 17 3 24 14 15 7 29 7 31 1970 989.3 982.6 981.4 982.6 986.5 988.0 986.1 978.4 990.9 985.6 994.7 988.9 978.4 DAY 30 19 19 19 20 20 10 27 6 6 5 11 1971 993.8 985.5 988.3 979.9 986.9 982.1 983.1 987.4 990.5 988.5 989.6 986.6 979.9 DAY 14 23 28 14 26 21 5 19 8 24 18 13 1972 992.5 992.6 990.7 987.2 980.3 981.4 984.1 985.7 989.7 993.8 988.6 993.8 980.3 DAY 14 17 12 22 6 30 6 1 1 19 4 16 1973 985.4 981.1 987.1 982.9 982.2 985.0 981.2 987.1 989.4 991.8 988.2 988.9 981.1 DAY 13 22 18 21 30 27 29 9 9 24 1 17 1974 984.1 994.3 985.6 980.7 985.9 986.3 983.3 979.1 987.4 990.7 986.8 988.5 979.1 DAY 21 12 17 20 19 27 3 16 2 29 24 6 1975 990.4 984.8 979.8 988.3 989.6 984.2 982.6 983.0 985.0 987.0 994.5 983.8 979.8 DAY 9 10 27 27 13 24 5 15 7 4 26 23 1976 986.9 989.3 989.1 983.5 982.5 984.8 982.3 986.7 988.6 987.5 989.8 988.1 982.3 DAY 6 5 13 17 21 10 11 22 27 26 25 10 1977 992.2 987.9 990.6 980.7 990.2 987.1 984.6 983.3 990.3 986.9 988.0 990.6 980.7 DAY 20 6 3 24 15 22 27 17 26 5 18 5 1978 980.3 988.3 987.3 981.3 987.5 983.2 980.0 983.7 989.9 993.5 993.5 981.4 980.0 DAY 21 17 12 10 30 21 1 14 2 23 8 16 1979 990.2 988.6 988.4 987.4 990.4 987.4 985.1 984.9 990.2 991.9 981.4 991.4 981.4 DAY 6 12 27 19 15 23 6 14 17 24 29 13 1980 987.8 992.5 982.4 985.9 987.6 986.7 984.8 985.4 990.8 986.4 990.2 986.5 982.4 DAY 29 18 19 26 23 4 6 19 21 4 9 28 1981 988.0 986.4 980.2 985.5 981.4 982.7 987.0 989.5 989.2 993.7 986.3 989.5 980.2 DAY 3 9 13 30 1 16 9 6 12 16 13 16 1982 984.3 987.8 986.1 985.3 988.4 987.2 986.2 986.7 994.0 988.7 990.0 995.1 984.3 DAY 9 4 2 19 15 18 31 1 11 18 6 28 1983 987.1 987.8 986.9 988.1 985.9 989.0 983.1 985.8 990.0 990.5 988.5 988.8 983.1 DAY 24 18 5 18 4 7 27 12 8 11 13 30 1984 992.7 990.8 1000.0 1001.6 998.5 1003.4 1002.7 999.6 1007.6 1004.4 1003.5 1008.9 990.8 DAY 8 8 1 9 28 21 31 15 8 18 12 14 1985 1007.5 999.3 997.2 1000.1 1002.7 997.4 1003.0 1004.0 1003.3 1006.6 1012.5 995.2 995.2 DAY 21 16 24 15 21 20 20 6 2 17 9 19 1986 1005.2 1004.1 1013.5 1005.7 996.0 999.6 1000.0 1001.3 1006.8 1006.5 1004.9 1003.3 996.0 DAY 12 4 10 16 3 13 10 15 15 23 10 27 1987 1006.9 1007.4 1002.5 1002.8 1000.2 1003.6 1002.4 1000.7 1006.9 1013.0 1007.2 1005.2 1000.2 DAY 10 9 19 19 23 2 6 18 22 1 21 13 1988 1007.4 1003.6 997.7 998.9 998.9 997.9 1002.0 999.9 1000.0 1007.2 1007.8 994.2 994.2 DAY 31 24 3 23 28 15 8 29 9 30 28 26 1989 1008.8 1008.9 1000.8 1007.2 1003.1 1002.0 1002.8 998.4 1004.4 1000.7 1007.2 1007.8 998.4 DAY 17 1 27 15 7 10 6 1 2 2 28 11 1990 1010.1 999.8 1010.0 1002.5 1003.8 999.8 1003.4 1004.3 998.9 1007.3 1004.4 1010.6 998.9 DAY 23 16 1 12 12 27 23 7 14 26 1 17 1991 1010.2 1006.1 1006.3 1003.3 997.8 999.3 994.9 1002.0 1004.5 1009.6 1013.0 1007.8 994.9 DAY 31 17 7 4 22 11 7 2 21 25 5 28 1992 1006.8 1005.3 1001.3 1003.0 1002.0 1000.9 1003.1 1005.6 1007.2 1005.7 1000.5 1007.3 1000.5 DAY 30 19 31 13 9 28 3 24 25 24 25 15 1993 1004.3 1010.1 999.2 1004.1 1004.9 1001.5 1002.9 1002.0 1003.0 1005.7 1006.7 1013.0 999.2 DAY 8 21 8 11 23 28 25 12 14 1 10 5 1994 1007.2 998.4 1003.8 1003.8 1005.1 1002.9 1001.4 1003.1 1012.5 1009.9 1004.8 1004.7 998.4 DAY 20 1 7 22 1 16 20 11 2 19 26 4 1995 1007.7 1007.7 1001.9 1001.5 1004.9 996.2 999.3 1001.3 1003.2 1005.1 1003.8 1009.7 996.2 DAY 17 8 25 19 2 30 16 12 20 4 24 22 1996 1010.1 1004.2 1008.0 998.1 1000.6 1002.0 1004.7 1000.5 996.1 1002.6 1016.2 1005.6 996.1 DAY 5 9 2 13 29 1 7 8 8 27 6 25 1997 1007.8 1012.6 1001.9 999.4 999.1 1002.7 1000.0 999.4 999.7 1007.6 1005.5 1001.7 999.1 DAY 16 3 23 5 4 30 11 13 2 2 5 9 1998 1004.3 999.5 995.8 1001.6 998.1 1004.6 998.5 1001.9 1004.9 1004.5 1009.4 1009.3 995.8 DAY 30 14 30 21 21 23 6 31 24 1 16 11 1999 1001.7 999.0 1003.0 1003.6 999.5 997.6 1002.8 1000.1 1005.2 1005.6 1003.3 1009.7 997.6 DAY 9 20 21 13 14 25 22 13 16 11 25 14 2000 999.4 1010.4 1004.7 1000.4 1005.0 1001.0 1003.1 997.5 1001.9 1012.4 1015.9 1009.4 997.5 DAY 21 7 19 10 26 5 8 3 7 12 13 20 2001 1014.3 996.1 999.4 1001.7 998.1 996.6 1003.2 1001.1 1004.4 1005.7 1005.3 1002.5 996.1 DAY 1 21 24 12 9 17 9 31 8 6 18 20 2002 1005.4 1002.0 998.4 1001.7 1001.2 1001.2 999.1 999.5 1006.8 1004.3 1002.2 1000.4 998.4 DAY 8 25 27 4 29 19 25 17 19 30 12 21 2003 1007.6 1001.6 1007.5 1001.6 1004.4 1002.8 1000.0 1005.2 1005.1 1002.2 1009.4 1002.3 1000.0 DAY 13 19 26 26 31 18 7 12 6 29 10 19 2004 1001.6 997.4 1002.7 1002.2 999.6 1004.4 1004.7 996.5 1002.6 1009.2 1000.0 1012.7 996.5 DAY 23 15 6 23 12 24 10 12 10 21 23 21 2005 1002.2 1004.3 1002.0 1006.3 1004.3 999.7 995.3 1001.6 1004.6 1001.1 1012.2 1004.7 995.3 DAY 23 1 9 16 4 20 6 8 12 20 6 17 1952-2005 980.3 981.1 979.8 979.9 980.3 981.4 980.0 978.4 985.0 984.7 981.4 980.6 978.4 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 70 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.4 1001.1 999.5 1001.2 996.6 994.1 994.0 1000.4 1005.1 1010.4 1002.5 ****** 1967 1004.2 1005.2 1000.8 999.2 999.7 997.9 995.4 995.0 998.7 1004.7 1001.7 999.5 1000.2 1968 996.7 1002.6 1001.0 1002.1 998.8 996.0 994.1 993.4 996.2 1001.7 1003.7 1001.7 999.0 1969 1005.7 1006.6 1001.2 1000.1 998.3 993.2 994.8 996.2 998.9 1000.8 1004.9 1001.0 1000.1 1970 1002.5 1000.0 1000.8 1000.3 995.3 995.9 992.4 992.4 997.8 1000.9 1002.0 1003.0 998.6 1971 1007.9 997.8 1000.1 998.0 996.4 992.9 992.2 993.4 999.0 1002.5 1001.6 999.9 998.5 1972 1007.1 1008.8 1002.9 996.7 995.8 993.6 992.0 995.2 997.6 1001.2 1002.4 1008.6 1000.2 1973 1006.6 999.0 1001.2 996.0 996.7 994.2 991.4 994.5 999.5 1000.8 1000.8 1004.2 998.7 1974 1004.5 1006.1 1005.7 996.2 995.3 993.3 992.8 993.4 997.4 1002.2 1002.7 1002.0 999.3 1975 1004.0 1000.7 1000.4 999.0 995.4 992.4 990.0 992.1 996.0 1001.1 1006.4 1004.1 998.5 1976 998.9 1005.0 1003.7 998.2 997.2 996.5 991.8 992.8 997.0 1001.0 1007.4 1004.8 999.5 1977 1007.1 1004.3 1003.7 996.3 997.9 992.6 991.5 994.0 999.3 1002.5 1002.4 1003.7 999.6 1978 1003.0 1004.2 1000.0 995.1 997.7 994.7 994.4 995.0 995.8 1002.8 1006.3 999.9 999.1 1979 1004.6 1000.9 1001.3 998.5 999.9 997.3 993.7 994.5 999.6 1000.8 1005.3 1001.2 999.8 1980 1003.5 1005.4 1000.7 996.0 997.1 995.3 993.0 994.8 998.3 1001.7 1001.7 1001.9 999.1 1981 1001.0 1001.3 998.5 998.8 997.6 996.5 993.9 994.8 1000.1 1003.9 1000.5 1001.7 999.0 1982 1003.2 1003.1 1001.7 997.7 1001.0 996.7 992.7 994.7 1000.0 1002.0 1006.7 1004.6 1000.3 1983 1002.6 1001.0 1002.7 999.3 996.2 996.4 991.7 993.6 998.1 1002.5 1002.8 1005.4 999.4 1984 1003.6 1010.8 1014.2 1012.7 1013.6 1012.0 1008.0 1008.7 1014.7 1019.6 1019.0 1026.9 1013.7 1985 1019.6 1012.1 1022.8 1013.1 1012.7 1009.0 1010.3 1011.8 1012.7 1018.5 1020.6 1020.2 1015.3 1986 1018.5 1018.4 1023.8 1017.4 1013.1 1008.7 1010.0 1011.4 1015.2 1018.9 1021.0 1020.1 1016.4 1987 1018.6 1020.4 1015.0 1017.2 1014.2 1011.1 1010.4 1009.8 1015.7 1023.5 1022.2 1018.8 1016.4 1988 1020.1 1020.2 1013.9 1015.8 1014.5 1007.8 1007.8 1009.8 1014.3 1018.8 1018.0 1016.2 1014.8 1989 1022.4 1024.4 1015.9 1017.4 1015.2 1010.8 1009.9 1009.3 1012.7 1017.6 1018.3 1018.9 1016.1 1990 1022.8 1019.0 1021.7 1014.2 1015.5 1009.9 1009.7 1011.6 1012.1 1018.5 1018.9 1021.6 1016.3 1991 1021.0 1021.9 1019.5 1015.6 1011.7 1011.1 1007.2 1009.5 1015.2 1018.3 1022.5 1017.8 1015.9 1992 1020.0 1016.3 1019.4 1015.3 1015.9 1009.5 1009.7 1013.8 1015.9 1018.0 1018.4 1019.5 1016.0 1993 1021.4 1022.9 1018.6 1014.9 1013.2 1010.7 1011.4 1012.0 1014.0 1022.8 1023.3 1023.2 1017.4 1994 1020.2 1020.9 1018.7 1016.9 1013.7 1010.9 1009.1 1010.3 1018.4 1020.9 1016.3 1021.9 1016.5 1995 1020.9 1020.6 1017.9 1013.3 1015.5 1010.2 1007.3 1009.4 1012.3 1019.7 1016.8 1022.6 1015.5 1996 1023.8 1020.0 1018.4 1017.4 1013.6 1012.3 1011.0 1010.3 1009.7 1017.2 1024.6 1019.5 1016.5 1997 1019.2 1021.4 1016.4 1012.4 1014.4 1009.2 1007.7 1009.2 1015.0 1015.0 1021.1 1018.9 1015.0 1998 1019.3 1021.0 1016.0 1014.0 1014.4 1011.9 1008.7 1010.5 1013.5 1019.0 1020.2 1022.6 1015.9 1999 1020.8 1015.3 1017.5 1016.5 1015.0 1010.9 1008.9 1008.3 1013.3 1016.3 1020.2 1022.6 1015.5 2000 1019.4 1019.4 1018.1 1012.2 1013.0 1011.0 1009.6 1009.6 1012.4 1020.1 1024.0 1019.8 1015.7 2001 1024.4 1018.0 1016.4 1014.5 1011.5 1010.4 1009.7 1010.4 1013.2 1018.5 1017.6 1019.3 1015.3 2002 1021.1 1019.7 1016.3 1013.8 1014.8 1010.4 1010.1 1008.7 1013.7 1016.1 1021.0 1022.1 1015.6 2003 1020.0 1016.9 1019.5 1017.4 1016.4 1012.5 1008.6 1011.5 1014.7 1015.0 1021.2 1021.9 1016.3 2004 1015.2 1016.6 1020.6 1016.3 1011.8 1011.4 1011.1 1008.8 1015.7 1019.8 1017.7 1021.4 1015.5 2005 1019.8 1020.2 1015.9 1018.1 1014.0 1011.4 1009.0 1010.3 1013.4 1018.8 1021.2 1021.6 1016.1 MEAN 1012.7 1011.8 1010.6 1007.6 1006.6 1003.6 1001.9 1003.0 1006.9 1011.2 1012.8 1012.7 1008.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 71 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.7 1011.2 1012.4 1010.5 1002.4 1002.8 998.7 1007.5 1013.8 1017.9 1015.9 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 1967 1013.5 1019.0 1014.1 1010.4 1007.2 1005.0 1002.1 999.0 1004.9 1014.4 1010.4 1011.6 1019.0 DAY 1 3 1 10 3 6 23 15 26 15 30 12 1968 1009.2 1018.3 1015.5 1008.2 1004.9 1005.5 1001.1 998.9 1002.8 1010.7 1013.0 1011.8 1018.3 DAY 19 6 26 29 23 8 13 27 18 16 22 23 1969 1022.1 1017.7 1014.0 1010.2 1006.7 1003.2 1000.8 1002.7 1009.7 1011.0 1012.4 1008.6 1022.1 DAY 6 11 12 4 17 1 3 31 14 14 18 7 1970 1011.4 1010.1 1009.7 1014.2 1004.7 1007.9 997.1 1002.1 1006.1 1008.0 1011.1 1011.3 1014.2 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1019.2 1010.0 1012.7 1008.1 1004.4 1002.1 997.9 1000.1 1006.8 1013.6 1011.5 1012.2 1019.2 DAY 9 1 6 9 2 17 12 29 23 31 20 28 1972 1017.8 1022.4 1016.9 1007.9 1008.0 1001.1 996.9 1000.9 1007.1 1008.2 1012.2 1017.0 1022.4 DAY 31 22 20 15 23 17 14 25 17 26 9 25 1973 1024.3 1011.6 1013.5 1008.5 1007.0 1001.9 997.2 1000.2 1009.1 1009.4 1014.3 1016.0 1024.3 DAY 25 2 10 11 8 7 23 7 29 22 20 21 1974 1019.2 1014.1 1016.4 1007.1 1001.7 998.6 998.9 1001.7 1003.9 1007.3 1012.2 1008.4 1019.2 DAY 5 3 9 26 9 1 15 26 24 13 17 3 1975 1021.9 1011.9 1010.5 1009.3 1000.9 1000.1 996.4 1002.5 1006.5 1011.8 1022.9 1015.9 1022.9 DAY 14 19 8 2 3 17 14 18 18 20 14 4 1976 1013.5 1018.2 1014.6 1010.9 1004.8 1002.4 998.5 997.1 1004.3 1018.0 1017.2 1017.2 1018.2 DAY 1 21 27 3 4 13 6 11 11 31 13 19 1977 1018.4 1012.4 1017.4 1011.5 1003.6 998.5 997.4 1000.7 1009.9 1017.9 1010.8 1020.3 1020.3 DAY 5 22 9 1 2 10 21 30 30 23 27 13 1978 1018.4 1019.2 1010.5 1008.0 1009.6 1008.9 1002.4 1001.0 1004.3 1012.2 1015.4 1019.5 1019.5 DAY 13 5 19 12 3 8 7 21 28 10 5 24 1979 1019.4 1015.3 1015.0 1014.5 1007.9 1005.7 1000.4 1001.4 1006.5 1012.3 1015.7 1015.5 1019.4 DAY 18 18 5 27 25 11 20 3 21 9 11 22 1980 1012.0 1014.5 1011.1 1008.3 1010.1 1004.6 1001.7 1006.6 1006.1 1009.7 1013.1 1012.6 1014.5 DAY 23 1 15 1 16 11 18 30 26 21 3 17 1981 1013.6 1010.9 1013.6 1008.2 1009.9 1004.6 998.6 999.5 1010.3 1013.8 1009.4 1011.5 1013.8 DAY 29 23 8 10 21 10 24 4 23 29 16 1 1982 1019.3 1018.4 1012.3 1011.6 1012.9 1001.9 1000.9 1000.9 1008.7 1018.3 1012.6 1013.9 1019.3 DAY 21 11 5 4 10 3 8 15 20 25 30 10 1983 1019.5 1011.3 1013.0 1007.3 1004.5 1004.1 1001.2 1000.0 1004.9 1010.4 1022.9 1017.1 1022.9 DAY 8 23 15 29 16 1 1 17 28 16 26 15 1984 1011.1 1021.3 1026.2 1023.7 1021.4 1018.3 1013.8 1014.8 1019.7 1030.0 1033.3 1035.7 1035.7 DAY 4 18 10 4 13 16 3 30 22 8 30 19 1985 1030.5 1027.8 1039.9 1033.0 1022.0 1016.6 1015.4 1017.8 1023.1 1028.1 1029.8 1034.6 1039.9 DAY 14 24 5 17 12 10 16 25 22 31 19 14 1986 1029.8 1026.4 1033.1 1027.0 1024.3 1015.2 1016.4 1015.4 1026.1 1028.3 1032.4 1037.8 1037.8 DAY 28 22 3 5 18 3 3 8 30 15 16 11 1987 1035.8 1035.2 1029.7 1026.3 1022.6 1018.1 1017.8 1016.0 1023.7 1032.4 1040.5 1037.0 1040.5 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1028.3 1034.9 1028.6 1028.6 1025.9 1013.4 1013.6 1018.3 1023.7 1027.8 1030.1 1026.8 1034.9 DAY 11 6 17 9 5 27 27 21 21 16 6 29 1989 1034.5 1033.9 1024.1 1024.5 1024.2 1017.3 1016.4 1018.8 1025.0 1030.6 1028.3 1024.2 1034.5 DAY 22 3 3 8 1 2 10 19 23 24 22 20 1990 1032.7 1032.8 1041.5 1026.8 1025.8 1016.6 1014.7 1016.5 1019.2 1034.3 1031.4 1032.3 1041.5 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1030.0 1031.6 1025.9 1026.1 1021.0 1018.6 1015.1 1015.8 1023.6 1026.6 1029.9 1031.3 1031.6 DAY 11 13 12 29 5 17 11 27 27 13 27 17 1992 1031.8 1028.9 1031.0 1021.5 1029.1 1019.9 1018.2 1022.1 1024.6 1027.2 1031.8 1025.4 1031.8 DAY 9 16 12 8 2 7 12 31 29 16 17 1 1993 1037.6 1034.0 1030.5 1024.3 1026.9 1024.2 1017.6 1017.1 1024.0 1029.2 1035.0 1032.3 1037.6 DAY 6 9 16 24 9 22 27 24 23 7 21 6 1994 1031.7 1036.9 1030.1 1033.3 1023.1 1015.3 1013.6 1014.6 1022.7 1030.1 1024.2 1034.7 1036.9 DAY 9 18 1 5 18 4 1 8 23 24 2 22 1995 1036.0 1029.2 1029.9 1027.2 1022.5 1017.4 1012.4 1014.5 1023.2 1033.0 1027.9 1035.0 1036.0 DAY 7 12 3 7 26 1 23 24 27 17 15 10 1996 1038.5 1030.7 1025.4 1031.0 1021.2 1020.1 1018.6 1020.6 1018.2 1030.2 1036.3 1028.7 1038.5 DAY 10 13 16 5 7 12 3 29 24 2 16 1 1997 1031.9 1029.9 1034.6 1022.9 1023.1 1016.3 1014.4 1015.9 1023.4 1023.5 1035.5 1028.5 1035.5 DAY 24 21 11 20 16 4 19 21 15 8 7 17 1998 1029.3 1035.8 1030.3 1025.5 1025.4 1016.5 1016.3 1015.4 1021.4 1035.4 1029.4 1032.4 1035.8 DAY 22 23 26 1 3 5 20 19 12 9 24 29 1999 1041.0 1027.8 1026.8 1025.1 1023.1 1019.6 1014.2 1016.0 1019.5 1026.1 1031.4 1033.7 1041.0 DAY 2 11 18 23 9 17 13 20 5 26 30 24 2000 1031.0 1032.7 1030.1 1022.4 1022.9 1021.9 1013.6 1015.1 1019.6 1026.8 1035.1 1029.3 1035.1 DAY 15 29 27 2 5 13 30 17 25 16 17 4 2001 1033.1 1035.1 1032.3 1030.0 1021.2 1018.5 1014.4 1016.6 1022.2 1029.9 1026.4 1029.5 1035.1 DAY 27 9 11 1 18 11 1 5 20 27 2 3 2002 1030.3 1034.4 1035.4 1022.0 1024.5 1018.1 1016.5 1017.2 1020.0 1023.9 1029.7 1040.1 1040.1 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.2 1028.4 1034.1 1028.7 1031.6 1025.1 1015.8 1016.0 1025.2 1022.8 1029.5 1038.7 1038.7 DAY 19 28 2 29 1 6 4 16 23 15 23 12 2004 1026.2 1022.5 1036.8 1025.4 1020.9 1022.0 1017.1 1013.4 1022.2 1029.4 1026.7 1035.0 1036.8 DAY 1 5 9 6 22 6 7 17 14 15 30 3 2005 1029.6 1030.4 1025.6 1036.6 1021.4 1018.2 1013.9 1016.0 1019.7 1029.7 1029.8 1036.4 1036.6 DAY 8 16 26 6 12 9 9 27 7 23 14 31 1952-2005 1041.0 1036.9 1041.5 1036.6 1031.6 1025.1 1018.6 1022.1 1026.1 1035.4 1040.5 1040.1 1041.5 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 72 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 996.6 984.4 988.6 991.8 989.5 987.3 984.8 991.9 997.8 996.1 988.6 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 1967 994.7 987.1 990.2 982.6 991.4 990.3 991.6 991.5 990.5 994.0 991.1 981.9 981.9 DAY 15 24 17 25 27 23 10 20 18 11 25 23 1968 983.5 989.5 981.3 991.1 991.9 989.3 987.7 985.0 989.9 990.1 997.1 988.2 981.3 DAY 7 21 13 24 20 18 31 17 9 25 29 27 1969 990.9 993.9 986.7 985.2 988.8 983.2 983.9 989.3 989.4 986.0 993.1 988.6 983.2 DAY 20 13 20 17 3 24 14 15 7 29 7 31 1970 990.6 983.9 982.7 983.9 987.8 989.3 987.4 979.7 992.2 986.9 996.0 990.2 979.7 DAY 30 19 19 19 20 20 10 27 6 6 5 11 1971 995.1 986.8 989.6 981.2 988.2 983.4 984.4 988.7 991.8 989.8 990.9 987.9 981.2 DAY 14 23 28 14 26 21 5 19 8 24 18 13 1972 993.8 993.9 992.0 988.5 981.6 982.7 985.4 987.0 991.0 995.1 989.9 995.1 981.6 DAY 14 17 12 22 6 30 6 1 1 19 4 16 1973 986.7 982.4 988.4 984.2 983.5 986.3 982.5 988.4 990.7 993.1 989.5 990.2 982.4 DAY 13 22 18 21 30 27 29 9 9 24 1 17 1974 985.4 995.6 986.9 982.0 987.2 987.6 984.6 980.4 988.7 992.0 988.1 989.8 980.4 DAY 21 12 17 20 19 27 3 16 2 29 24 6 1975 991.7 986.1 981.1 989.6 990.9 985.5 983.9 984.3 986.3 988.3 995.8 985.1 981.1 DAY 9 10 27 27 13 24 5 15 7 4 26 23 1976 988.2 990.6 990.4 984.8 983.8 986.1 983.6 988.0 989.9 988.8 991.1 989.4 983.6 DAY 6 5 13 17 21 10 11 22 27 26 25 10 1977 993.5 989.2 991.9 982.0 991.5 988.4 985.9 984.6 991.6 988.2 989.3 991.9 982.0 DAY 20 6 3 24 15 22 27 17 26 5 18 5 1978 981.6 989.6 988.6 982.6 988.8 984.5 981.3 985.0 991.2 994.8 994.8 982.7 981.3 DAY 21 17 12 10 30 21 1 14 2 23 8 16 1979 991.5 989.9 989.7 988.7 991.7 988.7 986.4 986.2 991.5 993.2 982.7 992.7 982.7 DAY 6 12 27 19 15 23 6 14 17 24 29 13 1980 989.1 993.8 983.7 987.2 988.9 988.0 986.1 986.7 992.1 987.7 991.5 987.8 983.7 DAY 29 18 19 26 23 4 6 19 21 4 9 28 1981 989.3 987.7 981.5 986.8 982.7 984.0 988.3 990.8 990.5 995.0 987.6 990.8 981.5 DAY 3 9 13 30 1 16 9 6 12 16 13 16 1982 985.6 989.1 987.4 986.6 989.7 988.5 987.5 988.0 995.3 990.0 991.3 996.4 985.6 DAY 9 4 2 19 15 18 31 1 11 18 6 28 1983 988.4 989.1 988.2 989.4 987.2 990.3 984.4 987.1 991.3 991.8 989.8 990.1 984.4 DAY 24 18 5 18 4 7 27 12 8 11 13 30 1984 994.0 992.1 1001.3 1002.9 999.8 1004.7 1004.0 1000.9 1008.9 1005.7 1004.8 1010.2 992.1 DAY 8 8 1 9 28 21 31 15 8 18 12 14 1985 1008.8 1000.6 998.5 1001.4 1004.0 998.7 1004.3 1005.3 1004.6 1007.9 1013.8 996.5 996.5 DAY 21 16 24 15 21 20 20 6 2 17 9 19 1986 1006.5 1005.4 1014.8 1007.0 997.3 1000.9 1001.3 1002.6 1008.1 1007.8 1006.2 1004.6 997.3 DAY 12 4 10 16 3 13 10 15 15 23 10 27 1987 1008.2 1008.7 1003.8 1004.1 1001.5 1004.9 1003.7 1002.0 1008.2 1014.3 1008.5 1006.5 1001.5 DAY 10 9 19 19 23 2 6 18 22 1 21 13 1988 1008.7 1004.9 999.0 1000.2 1000.2 999.2 1003.3 1001.2 1001.3 1008.5 1009.1 995.5 995.5 DAY 31 24 3 23 28 15 8 29 9 30 28 26 1989 1010.1 1010.2 1002.1 1008.5 1004.4 1003.3 1004.1 999.7 1005.7 1002.0 1008.5 1009.1 999.7 DAY 17 1 27 15 7 10 6 1 2 2 28 11 1990 1011.4 1001.1 1011.3 1003.8 1005.1 1001.1 1004.7 1005.6 1000.2 1008.6 1005.7 1011.9 1000.2 DAY 23 16 1 12 12 27 23 7 14 26 1 17 1991 1011.5 1007.4 1007.6 1004.6 999.1 1000.6 996.2 1003.3 1005.8 1010.9 1014.3 1009.1 996.2 DAY 31 17 7 4 22 11 7 2 21 25 5 28 1992 1008.1 1006.6 1002.6 1004.3 1003.3 1002.2 1004.4 1006.9 1008.5 1007.0 1001.8 1008.6 1001.8 DAY 30 19 31 13 9 28 3 24 25 24 25 15 1993 1005.6 1011.4 1000.5 1005.4 1006.2 1002.8 1004.2 1003.3 1004.3 1007.0 1008.0 1014.3 1000.5 DAY 8 21 8 11 23 28 25 12 14 1 10 5 1994 1008.5 999.7 1005.1 1005.1 1006.4 1004.2 1002.7 1004.4 1013.8 1011.2 1006.1 1006.0 999.7 DAY 20 1 7 22 1 16 20 11 2 19 26 4 1995 1009.0 1009.0 1003.2 1002.8 1006.2 997.5 1000.6 1002.6 1004.5 1006.4 1005.1 1011.0 997.5 DAY 17 8 25 19 2 30 16 12 20 4 24 22 1996 1011.4 1005.5 1009.3 999.4 1001.9 1003.3 1006.0 1001.8 997.4 1003.9 1017.5 1006.9 997.4 DAY 5 9 2 13 29 1 7 8 8 27 6 25 1997 1009.1 1013.9 1003.2 1000.7 1000.4 1004.0 1001.3 1000.7 1001.0 1008.9 1006.8 1003.0 1000.4 DAY 16 3 23 5 4 30 11 13 2 2 5 9 1998 1005.6 1000.8 997.1 1002.9 999.4 1005.9 999.8 1003.2 1006.2 1005.8 1010.7 1010.6 997.1 DAY 30 14 30 21 21 23 6 31 24 1 16 11 1999 1003.0 1000.3 1004.3 1004.9 1000.8 998.9 1004.1 1001.4 1006.5 1006.9 1004.6 1011.0 998.9 DAY 9 20 21 13 14 25 22 13 16 11 25 14 2000 1000.7 1011.7 1006.0 1001.7 1006.3 1002.3 1004.4 998.8 1003.2 1013.7 1017.2 1010.7 998.8 DAY 21 7 19 10 26 5 8 3 7 12 13 20 2001 1015.6 997.4 1000.7 1003.0 999.4 997.9 1004.5 1002.4 1005.7 1007.0 1006.6 1003.8 997.4 DAY 1 21 24 12 9 17 9 31 8 6 18 20 2002 1006.7 1003.3 999.7 1003.0 1002.5 1002.5 1000.4 1000.8 1008.1 1005.6 1003.5 1001.7 999.7 DAY 8 25 27 4 29 19 25 17 19 30 12 21 2003 1008.9 1002.9 1008.8 1002.9 1005.7 1004.1 1001.3 1006.5 1006.4 1003.5 1010.7 1003.6 1001.3 DAY 13 19 26 26 31 18 7 12 6 29 10 19 2004 1002.9 998.7 1004.0 1003.5 1000.9 1005.7 1006.0 997.8 1003.9 1010.5 1001.3 1014.0 997.8 DAY 23 15 6 23 12 24 10 12 10 21 23 21 2005 1003.5 1005.6 1003.3 1007.6 1005.6 1001.0 996.6 1002.9 1005.9 1002.4 1013.5 1006.0 996.6 DAY 23 1 9 16 4 20 6 8 12 20 6 17 1952-2005 981.6 982.4 981.1 981.2 981.6 982.7 981.3 979.7 986.3 986.0 982.7 981.9 979.7 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 73 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1015.9 1015.0 1012.5 1014.1 1009.4 1007.0 1006.0 1012.1 1018.2 1023.5 1015.5 ****** 1967 1017.6 1018.9 1014.1 1012.5 1012.6 1010.6 1008.0 1007.4 1011.4 1017.7 1014.5 1012.7 1013.2 1968 1008.8 1014.6 1013.3 1014.0 1010.2 1007.5 1005.7 1004.8 1007.4 1013.2 1015.5 1013.9 1010.7 1969 1018.0 1018.9 1013.5 1012.2 1009.8 1004.4 1006.1 1007.3 1010.3 1012.4 1016.4 1012.8 1011.8 1970 1014.6 1011.9 1012.6 1011.9 1006.7 1007.3 1003.6 1003.6 1009.2 1012.5 1013.8 1015.0 1010.2 1971 1020.2 1009.8 1011.9 1009.7 1007.7 1004.0 1003.2 1004.5 1010.3 1014.2 1013.2 1011.7 1010.0 1972 1019.1 1020.9 1015.0 1008.2 1007.3 1004.8 1003.0 1006.4 1009.0 1012.7 1014.2 1020.8 1011.8 1973 1019.0 1010.9 1013.2 1007.6 1008.1 1006.4 1003.7 1007.0 1012.4 1013.8 1013.9 1017.8 1011.1 1974 1018.0 1019.8 1019.2 1009.4 1008.1 1005.8 1005.3 1006.0 1010.0 1015.2 1015.9 1015.5 1012.4 1975 1017.6 1014.0 1013.8 1012.0 1008.3 1005.0 1002.4 1004.6 1008.7 1014.1 1019.8 1017.6 1011.5 1976 1012.4 1018.7 1017.3 1011.3 1010.1 1009.3 1004.2 1005.4 1009.7 1014.1 1020.9 1018.4 1012.7 1977 1020.9 1017.9 1017.2 1009.4 1010.8 1005.1 1004.0 1006.2 1012.0 1015.8 1015.7 1017.3 1012.7 1978 1016.5 1017.8 1013.3 1008.0 1010.8 1007.6 1006.9 1007.7 1008.5 1015.7 1019.8 1013.3 1012.2 1979 1018.1 1014.3 1014.8 1011.5 1012.9 1010.1 1006.2 1007.1 1012.2 1013.7 1018.5 1014.4 1012.8 1980 1017.2 1019.0 1014.0 1008.9 1010.0 1008.0 1005.4 1007.4 1011.2 1014.8 1014.9 1015.4 1012.2 1981 1014.6 1014.6 1011.8 1012.1 1010.5 1009.2 1006.5 1007.3 1013.0 1017.0 1013.7 1014.9 1012.1 1982 1016.9 1016.7 1015.2 1010.4 1014.0 1009.4 1005.2 1007.4 1012.7 1015.2 1020.1 1018.3 1013.5 1983 1016.3 1014.4 1016.3 1012.4 1009.0 1009.1 1004.2 1006.2 1010.6 1015.6 1016.0 1018.9 1012.4 1984 1017.1 1024.5 1015.1 1008.9 1010.7 1012.4 1008.3 1009.0 1015.0 1019.9 1019.3 1027.3 1015.6 1985 1020.0 1012.5 1023.2 1013.4 1012.8 1009.3 1010.3 1012.1 1013.0 1018.9 1021.0 1020.5 1015.6 1986 1018.7 1018.8 1024.2 1017.8 1013.5 1009.0 1010.3 1011.7 1015.5 1019.3 1021.4 1020.5 1016.7 1987 1018.8 1020.8 1015.4 1017.6 1014.5 1011.4 1010.8 1010.2 1016.1 1023.8 1022.6 1019.1 1016.8 1988 1020.6 1020.6 1014.2 1016.1 1014.9 1008.1 1008.2 1010.1 1014.7 1019.2 1018.4 1016.4 1015.1 1989 1022.8 1024.8 1016.3 1017.7 1015.5 1011.2 1010.2 1009.6 1013.0 1018.0 1018.7 1019.3 1016.4 1990 1023.2 1019.4 1022.1 1014.5 1015.9 1010.2 1009.9 1012.0 1012.4 1018.8 1019.3 1022.0 1016.6 1991 1021.4 1022.3 1019.8 1016.0 1012.0 1011.4 1007.5 1009.8 1015.5 1018.6 1023.0 1018.1 1016.3 1992 1020.4 1016.6 1019.7 1015.6 1016.3 1009.8 1010.0 1014.1 1016.3 1018.4 1018.8 1019.9 1016.3 1993 1021.8 1023.2 1018.9 1015.3 1013.5 1011.0 1011.7 1012.3 1014.4 1023.1 1023.7 1023.6 1017.7 1994 1020.6 1021.3 1019.1 1017.3 1014.1 1011.2 1009.4 1010.6 1018.7 1021.2 1016.7 1022.1 1016.9 1995 1021.2 1020.9 1018.3 1013.6 1015.9 1010.5 1007.6 1009.7 1012.6 1020.0 1017.2 1023.0 1015.9 1996 1024.2 1020.4 1018.7 1017.7 1013.9 1012.6 1011.3 1010.6 1010.1 1017.5 1025.0 1019.9 1016.8 1997 1019.6 1021.8 1016.7 1012.7 1014.8 1009.6 1008.0 1009.5 1015.4 1015.4 1021.4 1019.2 1015.3 1998 1019.7 1021.4 1016.3 1014.3 1014.7 1012.2 1009.0 1010.8 1013.8 1019.4 1020.6 1022.9 1016.3 1999 1021.2 1015.7 1017.9 1016.8 1015.4 1011.3 1009.2 1008.6 1013.6 1016.7 1020.6 1023.0 1015.8 2000 1019.8 1019.8 1018.5 1012.5 1013.3 1011.2 1009.9 1009.9 1012.7 1020.5 1024.4 1020.1 1016.0 2001 1024.8 1018.4 1016.7 1014.9 1011.8 1010.7 1010.0 1010.7 1013.6 1018.8 1017.9 1019.6 1015.7 2002 1021.4 1020.0 1016.6 1014.1 1015.1 1010.7 1010.4 1008.9 1014.0 1016.4 1021.3 1022.4 1015.9 2003 1020.3 1017.2 1019.8 1017.7 1016.7 1012.7 1008.9 1011.7 1014.9 1015.2 1021.5 1022.2 1016.6 2004 1015.5 1017.0 1020.9 1016.6 1012.0 1011.7 1011.3 1009.0 1016.0 1020.1 1018.0 1021.7 1015.8 2005 1020.1 1020.5 1016.2 1018.4 1014.2 1011.6 1009.2 1010.5 1013.7 1019.1 1021.6 1022.0 1016.4 MEAN 1018.9 1018.2 1016.7 1013.3 1012.3 1009.3 1007.5 1008.6 1012.6 1017.1 1018.8 1018.7 1014.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 74 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1023.8 1024.2 1025.8 1023.6 1015.0 1015.2 1009.9 1020.3 1027.8 1031.9 1029.6 ****** DAY ** 23 2 5 18 3 8 15 21 18 23 30 1967 1027.9 1033.4 1028.2 1023.6 1020.4 1018.6 1015.1 1011.9 1018.4 1027.7 1024.0 1024.1 1033.4 DAY 1 3 1 10 3 6 23 15 26 15 30 1 1968 1020.8 1030.9 1027.6 1020.2 1016.8 1017.0 1012.9 1010.0 1014.3 1022.3 1025.4 1023.5 1030.9 DAY 1 5 27 6 23 8 13 27 18 30 22 23 1969 1034.6 1030.2 1027.6 1023.5 1018.1 1014.8 1011.8 1013.6 1021.0 1023.1 1024.7 1020.2 1034.6 DAY 6 11 12 4 17 1 3 31 13 14 18 7 1970 1023.7 1022.5 1021.4 1027.3 1015.8 1020.1 1008.6 1013.7 1018.0 1020.0 1023.2 1023.5 1027.3 DAY 2 16 9 22 9 11 23 31 18 11 14 30 1971 1031.5 1022.7 1024.3 1020.3 1016.0 1013.7 1009.5 1010.6 1017.8 1025.2 1023.3 1024.5 1031.5 DAY 9 1 6 10 2 17 12 29 23 31 20 28 1972 1031.2 1034.1 1029.8 1020.1 1020.0 1012.7 1007.4 1012.5 1018.7 1019.9 1024.5 1030.0 1034.1 DAY 31 23 20 15 23 17 15 25 17 26 9 25 1973 1037.3 1023.7 1025.9 1020.1 1019.0 1013.9 1009.9 1012.9 1022.7 1022.4 1027.8 1030.1 1037.3 DAY 25 2 9 11 8 7 23 7 29 22 20 21 1974 1033.3 1028.4 1030.3 1020.8 1014.1 1011.2 1012.1 1014.2 1017.3 1020.6 1025.7 1021.9 1033.3 DAY 5 3 7 26 9 1 15 26 24 13 17 3 1975 1036.3 1025.1 1024.1 1022.7 1014.2 1013.0 1008.9 1015.2 1019.3 1025.7 1037.2 1030.4 1037.2 DAY 14 19 8 2 3 17 14 18 18 20 14 4 1976 1027.1 1032.3 1028.1 1025.1 1018.5 1015.3 1011.0 1009.9 1017.3 1032.2 1031.0 1031.2 1032.3 DAY 1 21 27 3 4 14 6 12 29 31 13 19 1977 1031.4 1026.0 1031.0 1024.8 1016.2 1011.1 1010.0 1013.3 1023.3 1032.2 1023.8 1034.7 1034.7 DAY 5 22 9 1 2 10 21 30 30 23 27 13 1978 1032.3 1033.2 1024.0 1021.8 1022.8 1022.6 1015.1 1014.2 1017.4 1025.4 1029.1 1032.4 1033.2 DAY 13 5 16 12 3 8 7 21 27 10 5 24 1979 1033.2 1028.9 1029.2 1027.8 1021.5 1018.3 1013.0 1014.0 1019.4 1025.6 1028.8 1029.2 1033.2 DAY 18 18 5 27 25 10 20 3 21 9 11 22 1980 1026.1 1028.4 1025.0 1021.8 1023.5 1017.2 1013.9 1019.3 1019.3 1022.8 1026.6 1025.9 1028.4 DAY 23 1 15 1 16 11 18 30 26 21 3 17 1981 1027.0 1025.1 1026.9 1021.8 1023.6 1018.2 1010.9 1012.0 1023.6 1027.5 1022.8 1024.8 1027.5 DAY 29 23 8 10 21 9 25 4 23 29 16 1 1982 1033.4 1032.2 1026.0 1024.8 1026.6 1015.2 1014.0 1014.0 1021.4 1032.1 1026.0 1028.2 1033.4 DAY 21 11 5 4 10 3 8 15 20 25 11 10 1983 1033.4 1024.3 1027.0 1020.8 1017.3 1017.2 1014.0 1012.9 1015.8 1023.7 1036.2 1031.0 1036.2 DAY 8 23 15 29 16 1 1 17 15 16 26 15 1984 1024.6 1034.4 1023.9 1021.0 1019.5 1018.7 1014.1 1015.1 1020.1 1030.4 1033.7 1036.1 1036.1 DAY 4 18 5 4 17 16 3 30 22 8 30 19 1985 1030.9 1028.2 1040.3 1033.4 1022.4 1017.5 1015.6 1018.1 1023.5 1028.5 1030.2 1035.0 1040.3 DAY 14 24 5 17 12 10 29 25 22 31 19 14 1986 1030.2 1026.8 1033.5 1027.4 1024.7 1015.5 1016.7 1015.7 1026.5 1028.8 1032.8 1038.2 1038.2 DAY 28 22 3 5 18 3 3 8 30 15 16 11 1987 1036.2 1035.6 1030.1 1026.7 1023.0 1018.5 1018.2 1016.4 1024.1 1032.8 1041.0 1037.4 1041.0 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1028.7 1035.3 1029.0 1029.0 1026.3 1013.7 1013.9 1018.7 1024.1 1028.2 1030.5 1027.2 1035.3 DAY 11 6 17 9 5 27 27 21 21 16 6 29 1989 1034.9 1034.3 1024.5 1024.9 1024.6 1017.7 1016.7 1019.2 1025.4 1031.0 1028.7 1024.6 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 20 1990 1033.1 1033.2 1041.9 1027.2 1026.2 1017.0 1015.0 1016.9 1019.5 1034.7 1031.8 1032.7 1041.9 DAY 26 8 17 3 16 5 17 2 16 15 14 28 1991 1030.4 1032.0 1026.3 1026.5 1021.4 1019.0 1015.4 1016.1 1024.0 1027.0 1030.3 1031.7 1032.0 DAY 11 13 12 29 5 17 11 27 27 13 27 17 1992 1032.2 1029.3 1031.4 1021.9 1029.5 1020.3 1018.5 1022.5 1025.0 1027.6 1032.2 1025.8 1032.2 DAY 9 16 12 8 2 7 12 31 29 16 17 1 1993 1038.1 1034.4 1030.9 1024.7 1027.3 1024.6 1018.0 1017.4 1024.4 1029.6 1035.4 1032.7 1038.1 DAY 6 9 16 24 9 22 27 24 23 7 21 6 1994 1032.1 1037.3 1030.5 1033.7 1023.5 1015.6 1013.9 1014.9 1023.1 1030.5 1024.6 1035.1 1037.3 DAY 9 18 1 5 18 4 1 8 23 24 2 22 1995 1036.4 1029.6 1030.3 1027.6 1022.9 1017.8 1012.2 1014.8 1023.5 1033.4 1028.3 1035.4 1036.4 DAY 7 12 3 7 26 1 8 24 27 17 15 10 1996 1038.9 1031.1 1025.8 1031.4 1021.6 1020.5 1019.0 1021.0 1018.6 1030.6 1036.7 1029.1 1038.9 DAY 10 13 16 5 7 12 3 29 24 2 16 1 1997 1032.3 1030.3 1035.0 1023.3 1023.5 1016.6 1014.7 1016.2 1023.8 1023.9 1035.9 1028.9 1035.9 DAY 24 21 11 20 16 4 19 21 15 8 7 17 1998 1029.7 1036.2 1030.7 1025.9 1025.8 1016.9 1016.6 1015.7 1021.8 1035.8 1029.8 1032.8 1036.2 DAY 22 23 26 1 3 5 20 19 12 9 24 29 1999 1041.4 1028.2 1027.2 1025.5 1023.5 1020.0 1014.5 1016.3 1019.9 1026.5 1031.8 1034.1 1041.4 DAY 2 11 18 23 9 17 13 20 5 26 30 24 2000 1031.4 1033.1 1030.5 1022.8 1023.3 1022.3 1013.9 1015.4 1020.0 1027.2 1035.5 1029.7 1035.5 DAY 15 29 27 2 5 13 30 17 25 16 17 4 2001 1033.5 1035.5 1032.7 1030.4 1021.6 1018.9 1014.7 1016.9 1022.6 1030.3 1026.7 1029.8 1035.5 DAY 27 9 11 1 18 11 1 5 20 27 2 3 2002 1030.6 1034.7 1035.7 1022.3 1024.8 1018.4 1016.8 1017.4 1020.3 1024.2 1030.0 1040.5 1040.5 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.5 1028.8 1034.5 1029.1 1032.0 1025.4 1016.0 1016.2 1025.5 1023.0 1029.8 1039.1 1039.1 DAY 19 28 2 29 1 6 4 16 23 15 23 12 2004 1026.5 1022.8 1037.2 1025.8 1021.2 1022.2 1017.3 1013.6 1022.5 1029.8 1027.1 1035.4 1037.2 DAY 1 5 9 6 22 6 7 17 14 15 30 3 2005 1030.0 1030.7 1026.0 1037.0 1021.7 1018.4 1014.1 1016.3 1020.0 1030.0 1030.1 1036.8 1037.0 DAY 8 16 26 6 12 9 9 27 7 23 14 31 1952-2005 1041.4 1037.3 1041.9 1037.0 1032.0 1025.4 1019.0 1022.5 1026.5 1035.8 1041.0 1040.5 1041.9 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 75 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.4 1001.5 1003.0 1003.9 1001.7 1000.6 1000.6 1004.7 1010.3 1009.6 1001.3 ****** DAY ** 9 18 13 4 13 26 3 11 15 30 18 1967 1007.1 1000.3 1003.2 1000.6 1004.8 1002.6 1003.8 1003.7 1002.8 1007.0 1004.2 1003.6 1000.3 DAY 15 24 17 26 27 23 10 20 18 11 23 23 1968 994.6 1001.7 992.4 1002.8 1003.4 1000.4 1000.4 996.2 1001.4 1001.6 1008.9 1001.8 992.4 DAY 7 21 13 24 20 18 11 16 9 25 27 11 1969 1003.0 1006.0 997.8 996.5 1000.1 994.1 995.2 1000.3 1000.4 997.7 1004.8 999.9 994.1 DAY 20 28 20 17 3 24 14 15 7 29 7 31 1970 1002.2 995.6 993.4 995.4 998.7 1000.4 998.2 990.2 1003.4 998.4 1007.9 1001.9 990.2 DAY 30 19 19 19 20 8 10 27 8 6 3 11 1971 1007.2 998.3 1000.5 992.6 999.4 994.2 995.2 999.3 1002.8 1000.5 1002.7 999.7 992.6 DAY 13 23 28 14 26 21 5 19 8 24 18 13 1972 1004.9 1005.9 1003.7 999.5 992.4 993.1 996.2 998.3 1002.3 1006.6 1001.7 1007.2 992.4 DAY 14 17 26 22 6 30 6 1 2 19 4 16 1973 997.8 993.9 1000.1 995.5 994.3 998.6 984.4 1000.7 1002.8 1006.0 1002.1 1003.2 984.4 DAY 13 22 18 21 30 27 29 9 9 24 1 18 1974 998.0 1008.7 999.9 994.8 999.7 999.7 996.5 994.4 1000.8 1004.8 1001.1 1002.5 994.4 DAY 21 12 17 20 19 27 3 16 2 29 24 6 1975 1004.3 999.2 993.9 1002.0 1004.0 997.5 996.5 996.7 998.5 1001.0 1008.4 998.2 993.9 DAY 9 10 27 27 13 24 5 15 7 4 26 23 1976 1001.2 1003.6 1003.8 997.8 996.8 998.7 995.7 1000.6 1002.8 1000.8 1004.1 1002.3 995.7 DAY 6 5 13 17 21 10 11 8 27 26 25 10 1977 1006.7 1002.6 1004.8 994.6 1003.7 1000.7 998.5 996.5 1003.7 1004.0 1002.3 1005.1 994.6 DAY 20 6 3 24 15 19 27 17 26 5 18 5 1978 994.1 1002.2 1001.5 994.6 1002.1 998.6 993.4 997.5 1003.8 1007.1 1008.2 995.0 993.4 DAY 21 17 12 10 30 21 1 14 2 23 1 16 1979 1004.6 1003.1 1002.3 1001.0 1003.8 1000.6 998.7 998.5 1003.7 1005.9 995.1 1005.2 995.1 DAY 6 16 27 19 15 3 6 14 17 3 29 13 1980 1002.3 1007.6 996.2 999.9 1001.6 1000.5 998.5 998.5 1004.7 999.7 1004.1 1001.3 996.2 DAY 29 18 19 26 23 4 6 19 4 4 9 28 1981 1002.7 1000.1 994.2 1000.3 994.8 996.5 1000.6 1003.1 1002.7 1008.0 1000.0 1003.7 994.2 DAY 3 9 13 30 1 16 9 6 12 16 13 16 1982 998.2 1002.4 1000.3 988.0 1001.8 1000.7 999.8 1000.7 1007.8 1003.0 1004.2 1009.6 988.0 DAY 9 1 2 19 15 18 31 4 11 18 6 28 1983 1001.4 1002.4 1001.2 1001.8 999.9 1002.7 995.7 999.7 1003.8 1004.6 1002.5 1003.2 995.7 DAY 24 18 5 18 4 21 27 12 8 11 13 30 1984 1007.3 1005.5 999.2 1000.0 998.1 1005.0 1004.3 1001.2 1009.2 1006.0 1005.2 1010.6 998.1 DAY 8 8 25 9 28 21 31 15 8 18 12 14 1985 1009.1 1000.9 998.9 1001.7 1002.6 999.0 1002.2 1005.6 1004.9 1008.2 1014.1 996.8 996.8 DAY 21 16 24 15 15 20 21 6 2 17 9 19 1986 1006.8 1005.7 1015.2 1007.3 997.7 1001.2 1001.6 1003.2 1008.4 1008.1 1006.5 1004.9 997.7 DAY 12 4 10 16 3 13 10 15 15 23 10 27 1987 1003.6 1009.0 1004.1 1004.4 1001.9 1005.2 1004.0 1002.4 1008.5 1014.6 1008.8 1006.8 1001.9 DAY 3 9 19 19 23 2 6 18 22 1 21 13 1988 1009.1 1005.2 999.3 1000.6 1000.6 999.3 1003.7 1001.5 1001.6 1008.8 1009.4 995.8 995.8 DAY 31 24 3 23 28 15 8 29 9 30 28 26 1989 1010.4 1010.5 1002.4 1008.8 1004.7 1003.6 1004.4 1000.0 1006.0 1002.3 1008.8 1009.4 1000.0 DAY 17 1 27 15 7 10 6 1 2 2 28 11 1990 1011.7 1001.4 1011.6 1004.1 1005.4 1001.4 1004.9 1005.9 1000.5 1008.9 1006.1 1012.2 1000.5 DAY 23 16 1 12 12 27 27 7 14 26 1 17 1991 1011.8 1007.7 1007.9 1004.9 999.4 1000.9 996.6 1003.6 1006.1 1011.2 1014.6 1009.4 996.6 DAY 31 17 7 4 22 11 7 2 19 25 5 28 1992 1008.4 1006.9 1002.9 1004.6 1003.6 1002.5 1004.7 1007.2 1008.8 1007.3 1002.1 1008.9 1002.1 DAY 30 19 31 13 9 28 3 24 25 24 25 15 1993 1005.9 1011.7 1000.8 1005.7 1006.5 1003.1 1004.5 1003.6 1004.6 1007.3 1008.3 1014.6 1000.8 DAY 8 21 8 11 23 28 25 12 14 1 10 5 1994 1008.8 1000.0 1005.4 1005.4 1006.7 1004.5 1003.0 1004.7 1014.1 1011.5 1006.4 1006.3 1000.0 DAY 20 1 7 22 1 16 20 11 2 19 26 4 1995 1009.3 1009.3 1003.5 1003.1 1006.5 997.8 1000.9 1002.9 1004.8 1006.7 1005.4 1011.3 997.8 DAY 17 8 25 19 2 30 16 12 20 4 24 22 1996 1011.7 1005.8 1009.6 999.7 1002.2 1003.6 1006.3 1002.1 997.7 1004.2 1017.9 1007.2 997.7 DAY 5 9 2 13 29 1 7 8 8 27 6 25 1997 1009.4 1014.2 1003.5 1001.0 1000.7 1004.3 1001.6 1001.0 1001.3 1009.2 1007.1 1003.3 1000.7 DAY 16 3 23 5 4 30 11 13 2 2 5 9 1998 1005.9 1001.1 997.4 1003.2 999.7 1006.2 1000.1 1003.5 1006.5 1006.1 1011.0 1010.9 997.4 DAY 30 14 30 21 21 23 6 31 24 1 16 11 1999 1003.3 1000.6 1004.6 1005.2 1001.1 999.2 1004.4 1001.7 1006.8 1007.2 1004.9 1011.3 999.2 DAY 9 20 21 13 14 25 22 13 16 11 25 14 2000 1001.0 1012.0 1006.3 1002.0 1006.6 1002.6 1004.7 999.1 1003.5 1014.0 1017.6 1011.0 999.1 DAY 21 7 19 10 26 5 8 3 7 12 13 20 2001 1015.9 997.7 1001.0 1003.3 999.7 998.2 1004.8 1002.7 1006.0 1007.3 1006.9 1004.1 997.7 DAY 1 21 24 12 9 17 9 31 8 6 18 20 2002 1007.0 1003.6 1000.0 1003.3 1002.8 1002.8 1000.6 1001.0 1008.3 1005.9 1003.7 1002.0 1000.0 DAY 8 25 27 4 29 19 25 17 19 30 12 21 2003 1009.2 1003.2 1009.1 1003.1 1005.9 1004.3 1001.5 1006.7 1006.6 1003.8 1011.0 1003.8 1001.5 DAY 13 19 26 26 31 18 7 12 6 29 10 19 2004 1003.2 998.9 1004.3 1003.8 1001.1 1005.9 1006.2 998.0 1004.1 1010.8 1001.6 1014.3 998.0 DAY 23 15 6 23 12 24 10 12 10 21 23 21 2005 1003.8 1005.9 1003.6 1007.8 1005.8 1001.2 996.8 1003.1 1006.2 1002.6 1013.8 1006.3 996.8 DAY 23 1 9 16 4 20 6 8 12 20 6 17 1952-2005 994.1 993.9 992.4 988.0 992.4 993.1 984.4 990.2 997.7 997.7 995.1 995.0 984.4 YEAR-DAY 78-21 73-22 68-13 82-19 72- 6 72-30 73-29 70-27 96- 8 69-29 79-29 78-16 73-29 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 76 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.7 1001.4 999.8 1001.4 996.8 994.3 994.2 1000.6 1005.4 1010.7 1002.8 ****** 1967 1004.6 1005.5 1001.1 999.5 1000.0 998.1 995.7 995.2 998.9 1004.9 1002.0 999.8 1000.5 1968 997.0 1003.0 1001.3 1002.4 999.0 996.2 994.3 993.6 996.4 1001.9 1004.0 1002.0 999.3 1969 1006.1 1006.9 1001.5 1000.4 998.5 993.4 995.1 996.4 999.1 1001.0 1005.2 1001.3 1000.4 1970 1002.8 1000.3 1001.1 1000.5 995.6 996.2 992.6 992.6 998.0 1001.2 1002.3 1003.3 998.9 1971 1008.3 998.1 1000.4 998.3 996.6 993.1 992.4 993.7 999.2 1002.8 1001.9 1000.2 998.8 1972 1007.4 1009.1 1003.2 996.9 996.1 993.9 992.2 995.4 997.9 1001.5 1002.7 1009.0 1000.4 1973 1007.0 999.3 1001.5 996.3 997.0 994.4 991.6 994.7 999.8 1001.1 1001.1 1004.5 999.0 1974 1004.8 1006.5 1006.0 996.4 995.5 993.5 993.0 993.6 997.6 1002.5 1003.0 1002.3 999.6 1975 1004.4 1001.1 1000.7 999.3 995.7 992.6 990.2 992.3 996.2 1001.4 1006.7 1004.4 998.7 1976 999.3 1005.4 1004.0 998.5 997.5 996.8 992.0 993.1 997.2 1001.3 1007.7 1005.2 999.8 1977 1007.5 1004.6 1004.0 996.6 998.2 992.8 991.7 994.2 999.5 1002.8 1002.7 1004.1 999.9 1978 1003.3 1004.5 1000.3 995.3 998.0 995.0 994.6 995.2 996.0 1003.0 1006.6 1000.2 999.3 1979 1004.9 1001.2 1001.7 998.8 1000.2 997.6 993.9 994.7 999.8 1001.1 1005.6 1001.5 1000.1 1980 1003.9 1005.7 1001.0 996.3 997.4 995.5 993.2 995.0 998.6 1002.0 1002.0 1002.2 999.4 1981 1001.4 1001.6 998.8 999.1 997.8 996.7 994.1 995.0 1000.3 1004.2 1000.8 1002.0 999.3 1982 1003.3 1002.8 1002.0 997.7 1001.5 997.0 992.8 995.0 1000.3 1002.4 1007.0 1004.7 1000.5 1983 1003.0 1001.4 1003.0 999.6 996.4 996.6 991.9 993.9 998.3 1002.8 1003.1 1005.7 999.7 1984 1004.0 1011.1 1014.6 1013.0 1013.9 1012.3 1008.2 1008.9 1015.0 1019.9 1019.3 1027.2 1013.9 1985 1019.9 1012.4 1023.2 1013.4 1012.9 1009.2 1010.5 1012.0 1012.9 1018.9 1020.9 1020.5 1015.6 1986 1018.9 1018.7 1024.2 1017.7 1013.4 1008.9 1010.2 1011.7 1015.4 1019.2 1021.4 1020.5 1016.7 1987 1019.0 1020.8 1015.4 1017.4 1014.5 1011.3 1010.6 1010.1 1016.0 1023.8 1022.6 1019.1 1016.7 1988 1020.5 1020.5 1014.2 1016.1 1014.8 1008.0 1008.0 1010.1 1014.6 1019.1 1018.4 1016.5 1015.0 1989 1022.8 1024.8 1016.2 1017.7 1015.4 1011.1 1010.1 1009.5 1012.9 1017.9 1018.6 1019.3 1016.4 1990 1023.1 1019.4 1022.1 1014.5 1015.8 1010.1 1009.8 1011.9 1012.3 1018.8 1019.2 1022.0 1016.6 1991 1021.3 1022.3 1019.8 1015.9 1012.0 1011.4 1007.4 1009.7 1015.4 1018.6 1022.9 1018.1 1016.2 1992 1020.4 1016.6 1019.7 1015.6 1016.2 1009.7 1009.9 1014.1 1016.2 1018.3 1018.7 1019.9 1016.3 1993 1021.8 1023.3 1018.9 1015.2 1013.4 1010.9 1011.6 1012.2 1014.3 1023.1 1023.6 1023.5 1017.7 1994 1020.5 1021.2 1019.1 1017.2 1014.0 1011.1 1009.3 1010.5 1018.6 1021.2 1016.6 1022.2 1016.8 1995 1021.4 1020.9 1018.2 1013.5 1015.8 1010.4 1007.5 1009.6 1012.5 1020.0 1017.1 1023.0 1015.8 1996 1024.2 1020.3 1018.8 1017.7 1013.9 1012.5 1011.2 1010.5 1010.0 1017.5 1024.9 1019.8 1016.8 1997 1019.6 1021.8 1016.7 1012.7 1014.7 1009.5 1007.9 1009.4 1015.3 1015.3 1021.4 1019.3 1015.3 1998 1019.7 1021.3 1016.3 1014.3 1014.6 1012.1 1008.9 1010.7 1013.8 1019.3 1020.5 1022.9 1016.2 1999 1021.2 1015.7 1017.9 1016.8 1015.3 1011.2 1009.1 1008.5 1013.5 1016.6 1020.5 1022.9 1015.8 2000 1019.7 1019.8 1018.5 1012.5 1013.2 1011.3 1009.8 1009.8 1012.6 1020.3 1024.3 1020.1 1016.0 2001 1024.8 1018.4 1016.7 1014.8 1011.8 1010.6 1009.9 1010.6 1013.5 1018.8 1017.9 1019.7 1015.6 2002 1021.4 1020.0 1016.6 1014.1 1015.1 1010.6 1010.3 1008.9 1014.0 1016.4 1021.4 1022.4 1015.9 2003 1020.3 1017.2 1019.8 1017.7 1016.7 1012.7 1008.9 1011.7 1014.9 1015.2 1021.5 1022.2 1016.6 2004 1015.5 1017.0 1020.9 1016.6 1012.0 1011.7 1011.3 1009.0 1016.0 1020.1 1018.0 1021.7 1015.8 2005 1020.1 1020.5 1016.2 1018.4 1014.3 1011.6 1009.2 1010.5 1013.7 1019.0 1021.6 1022.0 1016.4 MEAN 1013.0 1012.1 1010.9 1007.9 1006.9 1003.9 1002.1 1003.2 1007.2 1011.5 1013.1 1013.0 1008.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 77 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1011.0 1011.5 1012.7 1010.8 1002.6 1003.0 998.9 1007.7 1014.1 1018.2 1016.2 ****** DAY ** 23 2 5 18 17 8 8 21 18 23 30 1967 1013.8 1019.4 1014.5 1010.7 1007.4 1005.3 1002.3 999.2 1005.2 1014.7 1010.7 1011.9 1019.4 DAY 1 3 1 10 3 6 23 15 26 15 30 12 1968 1009.5 1018.7 1015.8 1008.5 1005.1 1005.8 1001.4 999.1 1003.0 1011.0 1013.3 1012.1 1018.7 DAY 19 6 26 29 23 8 13 27 18 16 22 23 1969 1022.5 1018.1 1014.3 1010.5 1007.0 1003.5 1001.0 1002.9 1010.0 1011.3 1012.8 1008.9 1022.5 DAY 6 11 12 4 17 1 3 31 14 14 18 7 1970 1011.7 1010.4 1010.0 1014.5 1005.0 1008.2 997.3 1002.3 1006.4 1008.3 1011.4 1011.6 1014.5 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1019.5 1010.3 1013.0 1008.4 1004.7 1002.3 998.1 1000.3 1007.0 1013.9 1011.8 1012.5 1019.5 DAY 9 1 6 9 2 17 12 29 23 31 20 28 1972 1018.2 1022.8 1017.3 1008.2 1008.3 1001.3 997.1 1001.1 1007.3 1008.4 1012.5 1017.4 1022.8 DAY 31 22 20 15 23 17 14 25 17 26 9 25 1973 1024.7 1011.9 1013.9 1008.8 1007.3 1002.2 997.4 1000.4 1009.4 1009.7 1014.6 1016.3 1024.7 DAY 25 2 10 11 8 7 23 7 29 22 20 21 1974 1019.6 1014.5 1016.8 1007.4 1001.9 998.8 999.1 1001.9 1004.1 1007.6 1012.5 1008.7 1019.6 DAY 5 3 9 26 9 1 15 26 24 13 17 3 1975 1022.3 1012.2 1010.8 1009.6 1001.1 1000.3 996.6 1002.7 1006.7 1012.1 1023.3 1016.3 1023.3 DAY 14 19 8 2 3 17 14 18 18 20 14 4 1976 1013.8 1018.6 1014.9 1011.2 1005.1 1002.6 998.7 997.3 1004.5 1018.4 1017.5 1017.5 1018.6 DAY 1 21 27 3 4 13 6 11 11 31 13 19 1977 1018.8 1012.7 1017.7 1011.8 1003.8 998.7 997.6 1001.0 1010.1 1018.3 1011.1 1020.7 1020.7 DAY 5 22 9 1 2 10 21 30 30 23 27 13 1978 1018.8 1019.6 1010.8 1008.3 1009.9 1009.2 1002.6 1001.2 1004.5 1012.5 1015.7 1019.9 1019.9 DAY 13 5 19 12 3 8 7 21 28 10 5 24 1979 1019.8 1015.6 1015.4 1014.8 1008.2 1005.9 1000.6 1001.6 1006.8 1012.6 1016.0 1015.9 1019.8 DAY 18 18 5 27 25 11 20 3 21 9 11 22 1980 1012.4 1014.9 1011.4 1008.6 1010.4 1004.8 1001.9 1006.8 1006.4 1010.0 1013.4 1012.9 1014.9 DAY 23 1 15 1 16 11 18 30 26 21 3 17 1981 1013.9 1011.2 1013.9 1008.5 1010.2 1004.8 998.8 999.7 1010.6 1014.1 1009.7 1011.8 1014.1 DAY 29 23 8 10 21 10 24 4 23 29 16 1 1982 1019.7 1013.8 1012.6 1011.9 1013.2 1002.1 1001.1 1001.1 1009.0 1018.6 1012.9 1014.3 1019.7 DAY 21 12 5 4 10 3 8 15 20 25 30 10 1983 1019.9 1011.7 1013.3 1007.6 1004.7 1004.3 1001.4 1000.2 1005.2 1010.7 1023.2 1017.5 1023.2 DAY 8 23 15 29 16 1 1 17 28 16 26 15 1984 1011.4 1021.7 1026.6 1024.0 1021.7 1018.6 1014.0 1015.0 1020.0 1030.3 1033.7 1036.1 1036.1 DAY 4 18 10 4 13 16 3 30 22 8 30 19 1985 1030.9 1028.2 1040.3 1033.4 1022.3 1016.8 1015.6 1018.0 1023.4 1028.4 1030.1 1035.0 1040.3 DAY 14 24 5 17 12 10 16 25 22 31 19 14 1986 1030.2 1026.7 1033.5 1027.3 1024.6 1015.4 1016.6 1015.6 1026.4 1028.6 1032.8 1038.2 1038.2 DAY 28 22 3 5 18 3 3 8 30 15 16 11 1987 1036.2 1035.6 1030.1 1026.6 1022.9 1018.4 1018.1 1016.2 1024.0 1032.8 1040.9 1037.4 1040.9 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1028.7 1035.3 1028.9 1029.0 1026.2 1013.6 1013.8 1018.5 1024.0 1028.1 1030.4 1027.2 1035.3 DAY 11 6 17 9 5 27 27 21 21 16 6 29 1989 1034.9 1034.3 1024.4 1024.8 1024.5 1017.6 1016.6 1019.0 1025.3 1030.9 1028.7 1024.5 1034.9 DAY 22 3 3 8 1 2 10 19 23 24 22 20 1990 1033.1 1033.2 1041.9 1027.1 1026.1 1016.8 1014.9 1016.7 1019.4 1034.6 1031.8 1032.7 1041.9 DAY 26 8 17 3 16 5 31 2 16 15 14 28 1991 1030.4 1032.0 1026.3 1026.4 1021.3 1018.8 1015.3 1016.0 1023.9 1026.9 1030.2 1031.7 1032.0 DAY 11 13 12 29 5 17 11 27 27 13 27 17 1992 1032.2 1029.3 1031.4 1021.8 1029.4 1020.2 1018.5 1022.4 1024.9 1027.5 1032.1 1025.8 1032.2 DAY 9 16 12 8 2 7 12 31 29 16 17 1 1993 1038.0 1034.4 1030.9 1024.6 1027.2 1024.5 1017.8 1017.3 1024.3 1029.5 1035.4 1032.7 1038.0 DAY 6 9 16 24 9 22 27 24 23 7 21 6 1994 1032.1 1037.3 1030.5 1033.7 1023.4 1015.6 1013.8 1014.8 1023.0 1030.4 1024.5 1035.1 1037.3 DAY 9 18 1 5 18 4 1 8 23 24 2 22 1995 1036.4 1029.5 1030.3 1027.5 1022.8 1017.6 1012.6 1014.7 1023.5 1033.3 1028.2 1035.4 1036.4 DAY 7 12 3 7 28 1 23 24 27 17 15 10 1996 1038.9 1031.1 1025.8 1031.4 1021.5 1020.4 1018.8 1020.8 1018.5 1030.5 1036.7 1029.1 1038.9 DAY 10 13 16 5 7 12 3 29 24 2 16 1 1997 1032.3 1030.3 1035.0 1023.2 1023.4 1016.6 1014.6 1016.1 1023.7 1023.8 1035.9 1028.9 1035.9 DAY 24 21 11 20 16 4 19 21 15 8 7 17 1998 1029.7 1036.2 1030.7 1025.8 1025.7 1016.7 1016.5 1015.6 1021.7 1035.7 1029.7 1032.7 1036.2 DAY 22 23 26 1 3 5 20 19 12 9 24 29 1999 1041.4 1028.1 1027.2 1025.4 1023.4 1019.9 1014.4 1016.2 1019.7 1026.4 1031.8 1034.0 1041.4 DAY 2 11 18 23 9 17 13 20 5 26 30 24 2000 1031.4 1033.1 1030.4 1022.7 1023.2 1022.2 1013.8 1015.3 1019.9 1027.1 1035.5 1029.6 1035.5 DAY 15 29 27 2 5 13 30 17 25 16 17 4 2001 1033.5 1035.5 1032.7 1030.3 1021.5 1018.8 1014.6 1016.8 1022.5 1030.2 1026.7 1029.9 1035.5 DAY 27 9 11 1 18 11 1 5 20 27 2 3 2002 1030.7 1034.8 1035.8 1022.3 1024.8 1018.3 1016.7 1017.4 1020.2 1024.2 1030.0 1040.5 1040.5 DAY 27 19 10 1 17 25 3 31 21 23 17 3 2003 1030.6 1028.8 1034.5 1029.0 1031.9 1025.4 1016.0 1016.2 1025.5 1023.1 1029.9 1039.1 1039.1 DAY 19 28 2 29 1 6 4 16 23 15 23 12 2004 1026.6 1022.9 1037.2 1025.8 1021.2 1022.2 1017.3 1013.6 1022.5 1029.7 1027.1 1035.4 1037.2 DAY 1 5 9 6 22 6 7 17 21 15 30 3 2005 1030.0 1030.8 1026.0 1037.0 1021.7 1018.5 1014.1 1016.2 1020.0 1030.0 1030.1 1036.8 1037.0 DAY 8 16 26 6 12 9 9 27 7 23 14 31 1952-2005 1041.4 1037.3 1041.9 1037.0 1031.9 1025.4 1018.8 1022.4 1026.4 1035.7 1040.9 1040.5 1041.9 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 86-30 98- 9 87-30 2- 3 90-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 78 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 996.9 984.7 988.8 992.0 989.7 987.5 985.0 992.1 998.0 996.4 988.9 ****** DAY ** 10 20 17 4 13 5 29 11 15 30 18 1967 995.0 987.4 990.5 982.8 991.6 990.5 991.8 991.7 990.7 994.2 991.4 982.2 982.2 DAY 15 24 17 25 27 23 10 20 18 11 25 23 1968 983.7 989.7 981.5 991.4 992.1 989.5 987.9 985.2 990.1 990.3 997.4 988.5 981.5 DAY 7 21 13 24 20 18 31 17 9 25 29 27 1969 991.2 994.2 987.0 985.4 989.0 983.4 984.1 989.5 989.6 986.2 993.4 988.9 983.4 DAY 20 13 20 17 3 24 14 15 7 29 7 31 1970 990.9 984.1 982.9 984.1 988.0 989.5 987.6 979.9 992.4 987.1 996.3 990.5 979.9 DAY 30 19 19 19 20 20 10 27 6 6 5 11 1971 995.4 987.1 989.8 981.4 988.4 983.6 984.6 988.9 992.0 990.0 991.1 988.1 981.4 DAY 14 23 28 14 26 21 5 19 8 24 18 13 1972 994.1 994.2 992.3 988.7 981.8 982.9 985.6 987.2 991.2 995.3 990.1 995.4 981.8 DAY 14 17 12 22 6 30 6 1 1 19 4 16 1973 987.0 982.7 988.7 984.4 983.7 986.5 982.7 988.6 990.9 993.3 989.7 990.5 982.7 DAY 13 22 18 21 30 27 29 9 9 24 1 17 1974 985.7 995.9 987.1 982.2 987.4 987.8 984.8 980.6 988.9 992.2 988.3 990.1 980.6 DAY 21 12 17 20 19 27 3 16 2 29 24 6 1975 992.0 986.4 981.3 989.8 991.1 985.6 984.1 984.5 986.5 988.5 996.1 985.4 981.3 DAY 9 10 27 27 13 24 5 15 7 4 26 23 1976 988.4 990.9 990.7 985.0 984.0 986.3 983.8 988.2 990.1 989.0 991.3 989.7 983.8 DAY 6 5 13 17 21 10 11 22 27 26 25 10 1977 993.8 989.5 992.1 982.2 991.7 988.6 986.1 984.8 991.8 988.4 989.6 992.1 982.2 DAY 20 6 3 24 15 22 27 17 26 5 18 5 1978 981.8 989.8 988.9 982.8 989.0 984.7 981.5 985.2 991.4 995.0 995.1 982.9 981.5 DAY 21 17 12 10 30 21 1 14 2 28 8 16 1979 991.8 990.1 990.0 988.9 991.9 988.9 986.6 986.4 991.7 993.4 982.9 993.0 982.9 DAY 6 16 27 19 15 23 6 14 17 24 29 13 1980 989.4 994.1 984.0 987.4 989.1 988.2 986.3 986.9 992.3 987.9 991.7 988.1 984.0 DAY 29 18 19 26 23 4 6 19 21 4 9 28 1981 989.6 987.9 981.8 987.1 982.9 984.2 988.5 991.0 990.7 995.2 987.8 991.0 981.8 DAY 3 9 13 30 1 16 9 6 12 16 13 16 1982 985.9 989.4 987.7 986.8 989.9 988.7 987.7 988.2 995.5 990.2 991.6 996.7 985.9 DAY 9 4 2 19 15 18 31 4 11 18 6 28 1983 988.7 989.4 988.5 989.6 987.4 990.5 984.6 987.3 991.5 992.0 990.0 990.4 984.6 DAY 24 18 5 18 4 7 27 12 8 11 13 30 1984 994.3 992.4 1001.6 1003.2 1000.0 1004.9 1004.2 1001.1 1009.1 1005.9 1005.1 1010.5 992.4 DAY 8 8 1 9 28 21 31 15 8 18 12 14 1985 1009.1 1000.9 998.8 1001.6 1004.2 998.9 1004.5 1005.5 1004.8 1008.2 1014.1 996.8 996.8 DAY 21 16 24 15 21 20 20 6 2 17 9 19 1986 1006.8 1005.7 1015.1 1007.2 997.5 1001.1 1001.5 1002.8 1008.3 1008.1 1006.5 1004.9 997.5 DAY 12 4 10 16 3 13 10 15 15 23 10 27 1987 1008.5 1009.0 1004.1 1004.4 1001.7 1005.1 1003.9 1002.2 1008.5 1014.6 1008.8 1006.8 1001.7 DAY 10 9 19 19 23 2 6 18 22 1 21 13 1988 1009.0 1005.2 999.3 1000.4 1000.4 999.4 1003.5 1001.4 1001.5 1008.8 1009.4 995.8 995.8 DAY 31 24 3 23 28 15 8 29 9 30 28 26 1989 1010.5 1010.5 1002.4 1008.8 1004.6 1003.5 1004.3 999.9 1005.9 1002.2 1008.8 1009.4 999.9 DAY 17 1 27 15 7 10 6 1 2 2 28 11 1990 1011.7 1001.4 1011.6 1004.0 1005.3 1001.3 1004.9 1005.8 1000.4 1008.8 1006.0 1012.2 1000.4 DAY 23 16 1 12 12 27 23 7 14 26 1 17 1991 1011.9 1007.7 1007.9 1004.9 999.3 1000.8 996.4 1003.5 1006.0 1011.2 1014.6 1009.4 996.4 DAY 31 17 7 4 22 11 7 2 21 25 5 28 1992 1008.4 1006.9 1002.9 1004.5 1003.5 1002.4 1004.6 1007.1 1008.7 1007.3 1002.0 1008.9 1002.0 DAY 31 19 31 13 10 28 3 24 25 24 25 15 1993 1005.9 1011.7 1000.7 1005.7 1006.4 1003.0 1004.4 1003.5 1004.5 1007.3 1008.3 1014.6 1000.7 DAY 8 21 8 11 23 28 25 12 14 1 10 5 1994 1008.8 999.9 1005.4 1005.3 1006.7 1004.4 1002.9 1004.6 1014.0 1011.5 1006.4 1006.3 999.9 DAY 20 1 7 22 1 16 20 11 2 19 26 4 1995 1009.3 1009.3 1003.5 1003.0 1006.5 997.6 1000.8 1002.8 1004.7 1006.6 1005.4 1011.3 997.6 DAY 17 8 25 19 2 30 16 12 20 4 24 22 1996 1011.7 1005.8 1009.6 999.7 1002.1 1003.5 1006.2 1002.0 997.6 1004.1 1017.8 1007.2 997.6 DAY 5 9 2 13 29 1 7 8 8 27 6 25 1997 1009.4 1014.3 1003.5 1001.0 1000.6 1004.2 1001.5 1000.9 1001.2 1009.1 1007.1 1003.3 1000.6 DAY 16 3 23 5 4 30 11 13 2 14 5 9 1998 1005.9 1001.1 997.4 1003.1 999.6 1006.1 1000.0 1003.4 1006.4 1006.0 1011.0 1010.9 997.4 DAY 30 14 30 21 21 23 6 31 24 1 16 11 1999 1003.3 1000.6 1004.6 1005.1 1001.0 999.1 1004.3 1001.6 1006.7 1007.1 1004.9 1011.3 999.1 DAY 9 20 21 14 14 25 22 13 16 11 25 14 2000 1001.0 1012.0 1006.3 1001.9 1006.5 1002.5 1004.6 999.0 1003.4 1014.0 1017.5 1011.0 999.0 DAY 21 7 19 10 26 5 8 3 7 12 13 20 2001 1015.9 997.7 1001.0 1003.2 999.6 998.1 1004.7 1002.6 1005.9 1007.3 1006.9 1004.0 997.7 DAY 1 21 24 12 9 17 9 31 8 6 18 20 2002 1007.0 1003.6 999.9 1003.3 1002.7 1002.7 1000.6 1001.0 1008.3 1005.9 1003.7 1002.0 999.9 DAY 8 25 27 4 29 19 25 17 19 30 12 21 2003 1009.2 1003.2 1009.1 1003.1 1005.9 1004.3 1001.5 1006.7 1006.6 1003.7 1011.0 1003.9 1001.5 DAY 13 19 26 26 31 18 7 12 7 29 10 19 2004 1003.2 998.9 1004.2 1003.7 1001.1 1005.9 1006.2 998.0 1004.1 1010.8 1001.6 1014.3 998.0 DAY 23 15 6 23 12 24 10 12 10 21 23 21 2005 1003.8 1005.9 1003.6 1007.8 1005.9 1001.2 996.8 1003.1 1006.1 1002.6 1013.8 1006.3 996.8 DAY 23 1 9 16 4 20 6 8 12 20 6 17 1952-2005 981.8 982.7 981.3 981.4 981.8 982.9 981.5 979.9 986.5 986.2 982.9 982.2 979.9 YEAR-DAY 78-21 73-22 75-27 71-14 72- 6 72-30 78- 1 70-27 75- 7 69-29 79-29 67-23 70-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 79 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.1 1000.4 999.1 1000.6 995.8 993.3 993.3 999.7 1004.8 1010.0 1002.3 ****** 1967 1003.8 1005.0 1000.1 999.0 998.8 996.8 994.4 994.3 998.2 1004.4 1001.5 999.3 999.6 1968 996.5 1002.2 1000.8 1001.8 998.2 995.1 993.2 992.7 995.7 1001.2 1003.2 1001.4 998.5 1969 1005.4 1006.5 1000.5 999.6 997.4 992.4 994.0 995.4 998.3 1000.9 1004.6 1000.7 999.6 1970 1002.3 999.8 1000.5 999.9 994.4 994.9 991.4 991.5 997.2 1000.4 1001.7 1003.2 998.1 1971 1007.9 997.8 999.8 997.6 995.8 991.9 991.5 992.8 998.6 1002.2 1001.2 999.7 998.1 1972 1007.4 1009.0 1002.6 996.4 995.4 992.7 991.2 994.8 997.3 1000.8 1002.0 1008.3 999.8 1973 1006.4 999.0 1000.9 995.4 995.6 993.3 990.5 994.0 999.1 1000.7 1000.3 1003.9 998.3 1974 1004.4 1006.0 1005.6 995.8 995.0 992.3 992.1 992.7 997.0 1002.1 1002.4 1001.6 998.9 1975 1004.0 1001.0 1000.1 998.8 994.9 991.9 989.4 991.5 995.6 1000.6 1005.8 1004.0 998.1 1976 999.1 1004.9 1003.3 998.0 996.4 995.7 990.9 992.4 996.3 1000.8 1006.9 1004.6 999.1 1977 1006.9 1004.2 1003.6 995.8 997.2 991.7 990.6 993.3 998.6 1002.1 1002.0 1003.5 999.1 1978 1003.1 1003.9 999.7 994.8 996.9 993.7 993.6 994.4 995.5 1002.2 1006.1 1000.1 998.7 1979 1004.4 1000.4 1001.0 998.2 999.4 996.2 992.8 994.2 999.1 1000.4 1004.8 1000.7 999.3 1980 1003.2 1004.6 1000.3 995.3 996.5 994.4 992.2 994.0 997.8 1001.2 1001.3 1001.7 998.5 1981 1000.9 1001.1 997.9 998.1 996.7 995.3 993.0 994.0 999.4 1003.3 999.8 1001.3 998.4 1982 1003.1 1002.5 1000.7 997.5 1000.3 995.6 991.7 994.1 999.6 1001.3 1006.1 1004.4 999.7 1983 1002.3 1000.1 1002.0 998.7 995.6 995.6 991.1 992.8 997.6 1002.1 1002.3 1004.8 998.8 1984 1002.8 1010.2 1013.3 1012.1 1012.8 1011.2 1007.4 1007.9 1014.4 1019.3 1018.6 1026.5 1013.0 1985 1018.8 1011.5 1022.4 1012.5 1012.0 1008.3 1009.6 1011.4 1012.4 1018.3 1019.9 1019.6 1014.7 1986 1018.2 1017.9 1023.2 1016.8 1012.7 1007.7 1009.5 1010.9 1014.8 1018.3 1020.4 1019.3 1015.8 1987 1018.8 1020.1 1014.6 1016.5 1012.9 1010.0 1009.5 1009.1 1015.1 1022.9 1021.6 1018.2 1015.8 1988 1019.9 1019.6 1013.4 1015.3 1013.5 1006.6 1006.9 1009.2 1013.8 1018.3 1017.4 1015.6 1014.1 1989 1022.0 1024.2 1015.4 1016.8 1014.4 1009.8 1008.9 1008.6 1012.2 1017.3 1017.8 1018.7 1015.5 1990 1022.7 1018.8 1021.4 1013.3 1014.5 1008.6 1008.5 1010.7 1011.5 1018.2 1018.7 1021.6 1015.7 1991 1020.8 1021.5 1019.0 1015.0 1010.9 1010.1 1006.2 1008.6 1014.7 1017.9 1021.9 1017.3 1015.3 1992 1019.8 1016.0 1019.1 1014.7 1014.9 1008.1 1008.8 1013.3 1015.4 1017.7 1018.0 1019.4 1015.4 1993 1021.3 1022.6 1018.4 1014.2 1012.5 1009.8 1010.4 1011.0 1013.2 1022.4 1022.9 1022.6 1016.8 1994 1019.9 1020.4 1018.5 1016.3 1013.0 1009.8 1007.9 1009.3 1018.0 1020.3 1015.6 1021.4 1015.9 1995 1020.5 1020.2 1017.6 1012.7 1014.6 1009.0 1006.3 1008.5 1011.6 1019.4 1016.4 1022.0 1014.9 1996 1023.5 1019.6 1017.8 1017.1 1013.0 1011.3 1009.9 1009.6 1009.4 1016.7 1024.0 1019.2 1015.9 1997 1018.7 1021.1 1015.8 1011.9 1013.6 1008.0 1006.6 1008.3 1014.3 1014.7 1020.8 1018.7 1014.4 1998 1019.1 1020.3 1015.7 1013.3 1013.6 1010.7 1007.8 1009.7 1012.9 1018.6 1019.7 1022.0 1015.3 1999 1021.0 1015.4 1017.3 1016.1 1014.3 1009.6 1007.9 1007.8 1012.5 1016.1 1019.9 1022.2 1015.0 2000 1019.1 1019.3 1017.6 1011.8 1012.0 1009.8 1008.7 1008.7 1011.6 1019.6 1023.5 1019.4 1015.1 2001 1024.2 1017.6 1015.8 1014.1 1010.3 1009.3 1008.6 1009.6 1012.7 1017.8 1017.3 1018.9 1014.7 2002 1020.8 1020.0 1015.9 1013.3 1013.8 1009.1 1008.9 1007.9 1013.1 1015.6 1020.7 1021.8 1015.1 2003 1020.0 1016.9 1018.8 1016.8 1015.2 1011.2 1007.5 1010.4 1013.9 1014.4 1020.9 1021.6 1015.6 2004 1014.7 1016.4 1020.4 1015.4 1010.9 1010.3 1010.1 1008.0 1015.2 1019.5 1017.5 1021.1 1015.0 2005 1019.5 1019.9 1015.4 1017.4 1013.1 1010.2 1008.0 1009.3 1012.7 1018.3 1021.0 1021.6 1015.5 MEAN 1012.5 1011.5 1010.2 1007.1 1005.8 1002.6 1001.0 1002.3 1006.4 1010.8 1012.4 1012.4 1007.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 80 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.7 1011.2 1011.9 1009.9 1001.1 1001.1 997.2 1006.3 1013.7 1018.3 1015.3 ****** DAY ** 23 2 5 18 17 8 8 21 17 23 30 1967 1013.4 1019.5 1013.5 1009.9 1007.1 1003.8 1001.4 998.6 1005.6 1014.3 1011.6 1010.6 1019.5 DAY 26 3 1 10 3 6 22 15 24 15 30 12 1968 1009.3 1018.1 1015.8 1007.7 1003.4 1004.5 999.7 998.3 1002.7 1010.3 1012.6 1011.0 1018.1 DAY 19 5 26 29 23 8 13 27 18 30 21 20 1969 1022.7 1016.6 1012.9 1009.7 1006.3 1001.9 998.8 1001.6 1009.9 1011.2 1012.7 1008.0 1022.7 DAY 6 10 12 4 21 1 3 31 13 14 18 25 1970 1011.7 1009.3 1009.7 1014.0 1004.6 1006.4 995.6 1001.0 1005.9 1008.3 1014.0 1010.9 1014.0 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1018.6 1010.2 1012.3 1008.4 1004.1 1000.8 996.6 999.3 1006.8 1013.3 1011.1 1012.4 1018.6 DAY 9 1 6 9 2 17 12 29 23 31 20 28 1972 1017.6 1022.7 1016.7 1007.2 1007.2 1001.8 995.4 999.8 1006.2 1007.3 1011.4 1017.3 1022.7 DAY 31 22 20 1 23 17 26 25 17 26 9 23 1973 1022.5 1011.7 1013.9 1007.2 1005.4 1000.8 996.6 999.1 1011.3 1010.4 1014.8 1015.7 1022.5 DAY 25 2 9 11 7 7 23 7 26 22 20 21 1974 1020.1 1015.4 1017.1 1006.4 1001.8 998.3 998.3 1000.6 1003.2 1007.4 1011.7 1007.1 1020.1 DAY 5 3 9 25 9 1 31 26 24 13 17 3 1975 1022.6 1013.6 1010.7 1008.6 1001.3 999.6 995.8 1001.4 1006.0 1011.6 1021.3 1016.1 1022.6 DAY 14 19 13 1 3 17 14 18 18 20 14 4 1976 1013.1 1017.7 1014.0 1010.4 1004.1 1003.1 998.2 996.2 1004.1 1017.4 1017.2 1016.8 1017.7 DAY 9 20 27 2 1 26 6 11 11 31 13 19 1977 1018.1 1011.5 1018.7 1009.9 1002.4 997.4 996.2 998.8 1009.5 1017.4 1009.9 1019.2 1019.2 DAY 5 22 9 1 2 9 21 23 30 23 26 13 1978 1017.6 1019.8 1010.0 1006.7 1008.5 1007.6 1002.1 1000.4 1003.7 1010.9 1015.3 1017.4 1019.8 DAY 13 5 19 12 3 8 7 21 26 10 5 24 1979 1018.4 1015.4 1014.4 1014.5 1006.6 1005.2 999.7 1000.4 1005.9 1011.1 1014.4 1014.9 1018.4 DAY 18 18 5 27 25 10 20 3 21 9 11 22 1980 1012.4 1013.8 1010.0 1008.6 1009.6 1003.5 999.9 1005.8 1004.8 1008.5 1011.8 1013.1 1013.8 DAY 15 2 15 1 16 11 18 30 26 21 3 20 1981 1013.9 1011.8 1013.7 1007.8 1009.4 1002.7 997.3 998.6 1009.0 1011.8 1008.4 1011.9 1013.9 DAY 29 23 8 10 21 9 24 4 23 29 16 1 1982 1017.8 1017.4 1011.6 1010.8 1012.6 1000.8 1000.0 1000.3 1007.6 1017.6 1012.5 1013.6 1017.8 DAY 21 11 5 4 10 3 8 15 20 25 11 10 1983 1018.3 1009.8 1012.6 1006.3 1003.4 1003.6 1000.2 1000.3 1004.2 1010.0 1021.4 1015.3 1021.4 DAY 8 23 14 21 16 1 1 17 28 12 26 15 1984 1012.3 1021.2 1025.3 1023.4 1020.4 1017.8 1013.2 1013.5 1019.6 1030.0 1034.6 1035.1 1035.1 DAY 4 18 22 4 12 12 3 30 30 21 30 19 1985 1032.0 1028.2 1038.8 1031.1 1021.4 1014.7 1014.5 1017.5 1022.8 1029.3 1028.9 1034.2 1038.8 DAY 14 28 10 17 12 10 16 25 22 31 19 14 1986 1030.3 1026.0 1029.6 1025.7 1024.0 1014.2 1015.5 1014.1 1023.9 1027.5 1032.3 1037.6 1037.6 DAY 28 22 16 5 18 3 3 8 30 15 15 10 1987 1034.4 1033.6 1029.4 1025.7 1022.3 1016.8 1016.4 1015.6 1022.4 1031.6 1040.4 1036.3 1040.4 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1029.0 1034.8 1028.1 1030.3 1025.6 1012.5 1012.8 1017.4 1024.0 1027.3 1028.5 1025.8 1034.8 DAY 2 6 17 8 5 27 27 21 21 16 6 29 1989 1033.5 1033.5 1023.2 1024.6 1022.9 1015.3 1015.1 1017.5 1024.0 1029.6 1027.0 1023.9 1033.5 DAY 22 3 12 8 1 2 10 19 23 24 8 28 1990 1032.8 1032.3 1040.2 1026.0 1024.5 1015.5 1013.8 1015.8 1018.2 1034.3 1029.9 1032.0 1040.2 DAY 26 8 17 3 16 6 31 2 16 15 14 28 1991 1029.8 1031.9 1025.8 1024.8 1020.1 1017.3 1014.5 1015.2 1022.7 1025.3 1029.4 1030.0 1031.9 DAY 11 13 11 29 5 17 11 27 27 13 27 17 1992 1031.6 1026.9 1031.5 1021.4 1028.5 1016.2 1017.1 1022.6 1024.0 1027.4 1031.7 1025.6 1031.7 DAY 9 16 12 23 2 7 12 31 29 15 3 2 1993 1038.1 1034.0 1031.4 1024.6 1025.8 1023.7 1016.6 1015.8 1022.9 1029.2 1034.5 1033.4 1038.1 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1033.6 1036.2 1030.1 1032.9 1022.5 1014.2 1013.5 1013.8 1022.6 1029.9 1024.1 1033.4 1036.2 DAY 9 18 1 5 18 4 13 8 23 24 2 22 1995 1034.7 1029.0 1030.0 1024.6 1021.8 1015.8 1011.7 1013.9 1022.4 1033.9 1029.2 1033.6 1034.7 DAY 7 12 3 7 28 1 23 24 27 17 15 10 1996 1038.1 1029.8 1024.7 1030.5 1020.6 1019.3 1017.8 1021.0 1017.7 1029.2 1035.4 1029.0 1038.1 DAY 10 13 16 4 7 12 3 29 24 2 16 1 1997 1029.8 1030.7 1034.1 1023.4 1021.9 1013.9 1014.3 1015.2 1022.1 1023.3 1034.7 1030.2 1034.7 DAY 23 7 11 20 15 4 19 21 15 8 7 17 1998 1029.9 1036.2 1029.6 1024.2 1024.2 1015.8 1015.2 1013.8 1020.7 1035.7 1028.9 1032.6 1036.2 DAY 22 22 26 1 3 6 20 19 12 9 24 29 1999 1039.7 1027.3 1026.9 1024.7 1021.6 1018.8 1012.2 1015.4 1019.1 1025.6 1031.6 1034.1 1039.7 DAY 2 11 18 22 9 16 13 20 23 26 30 24 2000 1030.4 1033.8 1029.2 1021.6 1020.8 1020.5 1014.2 1013.8 1018.3 1025.9 1034.0 1029.7 1034.0 DAY 15 29 1 2 5 13 30 20 25 15 17 4 2001 1033.0 1035.0 1031.6 1030.7 1020.2 1016.8 1012.7 1016.3 1021.4 1029.7 1025.1 1029.2 1035.0 DAY 26 9 11 1 18 11 1 5 19 27 2 3 2002 1030.5 1033.6 1035.5 1022.3 1023.7 1016.9 1015.4 1016.8 1019.3 1022.4 1029.2 1039.2 1039.2 DAY 27 19 10 1 17 24 2 31 21 31 17 3 2003 1029.9 1028.6 1034.1 1027.8 1031.5 1024.0 1014.8 1014.7 1023.8 1023.2 1029.8 1038.7 1038.7 DAY 19 12 2 29 1 6 3 16 26 20 15 11 2004 1025.1 1021.6 1036.1 1024.8 1019.3 1021.6 1016.4 1012.9 1021.6 1029.0 1026.5 1034.8 1036.1 DAY 1 1 9 5 22 13 7 17 14 14 30 3 2005 1029.9 1031.6 1025.7 1035.6 1020.4 1016.9 1012.7 1015.0 1019.0 1030.9 1028.5 1035.8 1035.8 DAY 9 16 26 6 18 8 8 27 9 23 24 30 1952-2005 1039.7 1036.2 1040.2 1035.6 1031.5 1024.0 1017.8 1022.6 1024.0 1035.7 1040.4 1039.2 1040.4 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 88-21 98- 9 87-30 2- 3 87-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 81 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 994.4 984.7 988.4 993.3 986.4 986.5 985.1 990.2 996.4 995.9 985.6 ****** DAY ** 10 20 13 25 13 5 29 11 15 30 18 1967 994.1 985.2 989.4 985.4 989.2 989.6 989.8 990.5 990.0 993.5 991.0 984.9 984.9 DAY 15 24 17 25 31 23 10 20 18 11 23 23 1968 984.2 990.2 983.9 990.6 990.8 988.7 987.2 984.6 989.6 988.2 996.4 986.9 983.9 DAY 10 21 13 24 20 18 31 16 9 25 27 27 1969 990.9 994.3 986.1 983.5 987.6 982.0 982.9 988.5 987.6 985.5 992.4 989.7 982.0 DAY 20 13 19 17 14 24 14 4 7 29 7 31 1970 990.4 983.6 984.7 980.4 986.3 988.0 987.3 979.1 990.6 986.4 995.3 991.7 979.1 DAY 30 19 19 19 20 20 10 27 8 6 3 11 1971 995.1 985.3 988.0 979.8 987.6 981.8 985.1 988.1 990.6 990.6 989.3 987.4 979.8 DAY 13 27 28 14 26 21 5 18 8 7 18 13 1972 994.0 995.9 992.2 988.1 980.5 982.1 984.9 987.7 990.5 994.6 989.8 993.4 980.5 DAY 14 17 18 22 6 30 6 17 13 20 3 16 1973 988.1 980.1 989.3 981.6 983.0 985.2 983.4 987.7 991.4 992.4 988.8 988.9 980.1 DAY 13 22 16 21 30 27 29 9 9 24 1 17 1974 985.9 993.7 985.0 982.2 987.6 986.4 983.6 981.7 988.0 993.1 989.3 991.6 981.7 DAY 21 12 17 20 22 24 3 16 2 27 24 6 1975 993.6 985.2 980.8 988.6 989.8 984.8 983.6 983.8 986.2 987.6 995.1 985.3 980.8 DAY 9 10 27 30 13 24 5 15 9 4 26 23 1976 988.1 991.5 988.9 987.0 984.1 985.8 983.0 987.4 987.6 991.4 990.8 989.4 983.0 DAY 6 5 13 17 21 10 11 22 27 16 25 10 1977 994.0 988.8 991.8 981.1 990.6 987.2 984.8 984.7 992.2 987.9 988.8 991.2 981.1 DAY 20 6 3 24 15 22 27 17 11 5 18 5 1978 987.3 989.1 987.3 982.0 987.0 981.6 980.7 985.8 990.2 992.8 994.7 981.6 980.7 DAY 21 17 24 10 30 21 1 14 2 31 8 16 1979 990.8 989.2 990.6 987.8 991.8 987.7 984.7 986.3 990.7 991.9 984.2 991.4 984.2 DAY 6 15 27 13 17 23 6 14 17 24 29 13 1980 988.4 993.1 983.3 985.3 986.9 986.8 985.7 984.8 990.8 987.4 990.1 988.0 983.3 DAY 29 18 19 4 14 4 6 19 21 4 9 28 1981 990.3 985.8 980.8 984.8 981.6 983.8 987.4 989.7 989.7 994.7 985.8 990.3 980.8 DAY 3 9 13 30 1 16 9 13 12 16 13 16 1982 987.6 987.8 985.7 986.5 989.6 987.2 986.6 987.1 995.3 989.3 990.6 996.2 985.7 DAY 9 4 2 27 15 1 30 1 11 18 6 31 1983 985.2 987.7 989.3 990.0 987.7 989.3 983.3 986.4 991.1 991.8 990.6 992.3 983.3 DAY 24 21 5 18 4 7 27 12 8 11 13 30 1984 992.3 991.6 1000.6 1003.4 999.8 1004.3 1004.2 1000.6 1007.9 1004.8 1004.0 1009.2 991.6 DAY 8 8 1 16 28 10 29 15 8 17 12 14 1985 1007.7 1001.5 1001.0 1003.2 1003.0 998.2 1003.6 1005.1 1004.7 1007.2 1012.7 998.7 998.2 DAY 21 5 24 24 1 20 19 5 7 17 9 19 1986 1005.5 1006.1 1015.9 1007.1 998.3 999.9 1002.1 1003.3 1009.0 1008.1 1006.2 1002.3 998.3 DAY 12 4 10 11 3 13 10 15 20 23 7 30 1987 1007.2 1008.9 1001.6 1002.2 1001.0 1002.5 1001.9 1001.8 1008.3 1013.4 1006.3 1003.8 1001.0 DAY 10 10 19 19 23 2 6 18 22 4 3 23 1988 1008.4 1004.9 996.4 1001.8 1000.8 1000.6 1002.0 1001.9 1001.3 1007.0 1005.7 995.5 995.5 DAY 31 29 3 23 28 15 15 29 9 30 28 26 1989 1008.2 1011.1 1002.2 1008.0 1003.6 1002.5 1002.5 999.1 1005.6 1002.2 1008.7 1007.5 999.1 DAY 1 1 27 15 6 10 31 1 1 2 30 11 1990 1008.5 1003.8 1008.1 1002.7 1002.4 1001.0 1002.7 1005.0 1000.9 1010.5 1008.4 1012.9 1000.9 DAY 23 16 11 12 13 27 27 7 14 26 1 17 1991 1010.1 1007.5 1008.7 1005.4 1000.1 1000.1 995.2 1002.8 1004.7 1010.4 1013.5 1007.7 995.2 DAY 31 1 7 4 22 11 7 11 19 25 4 1 1992 1006.8 1006.6 1002.4 1005.4 1001.3 1000.5 1003.3 1006.8 1006.4 1006.2 1001.4 1009.4 1000.5 DAY 30 19 30 13 9 17 23 24 25 24 25 14 1993 1007.0 1011.7 1001.7 1002.5 1005.1 1002.8 1003.2 1003.1 1004.6 1006.2 1006.6 1012.8 1001.7 DAY 8 21 8 11 31 7 24 12 3 1 10 5 1994 1007.3 997.4 1001.8 1004.9 1005.8 1003.5 1002.4 1003.7 1013.3 1011.4 1007.0 1006.6 997.4 DAY 16 1 7 24 3 16 20 1 1 14 26 4 1995 1010.3 1007.3 1000.4 1002.0 1006.4 995.6 1000.1 1001.9 1004.4 1008.8 1004.2 1011.0 995.6 DAY 11 8 25 19 7 29 16 12 19 4 24 22 1996 1009.8 1001.4 1009.2 1001.3 1004.0 1002.5 1004.6 1001.1 998.5 1004.8 1016.5 1006.1 998.5 DAY 6 9 2 18 29 1 24 8 8 27 6 25 1997 1010.3 1013.1 1003.1 999.2 1000.6 1003.1 1000.5 999.5 1001.0 1009.5 1008.4 1003.8 999.2 DAY 6 22 24 5 4 30 11 5 2 26 5 9 1998 1004.9 1001.5 1004.8 1002.6 998.2 1004.9 998.5 1005.3 1006.6 1004.8 1011.1 1012.3 998.2 DAY 30 14 30 21 21 23 5 31 24 1 1 11 1999 1005.4 998.6 1004.1 1004.7 1006.2 997.7 1003.9 1002.6 1004.7 1007.9 1004.3 1009.8 997.7 DAY 9 20 21 13 18 25 22 13 16 11 25 15 2000 999.4 1011.5 1007.6 999.3 1005.0 1002.2 1001.7 997.4 1003.1 1013.5 1018.1 1008.2 997.4 DAY 21 1 19 10 26 5 8 3 7 10 6 21 2001 1015.7 995.9 999.9 1004.1 999.1 997.0 1003.4 1001.9 1004.2 1004.4 1006.6 1004.6 995.9 DAY 1 21 24 12 8 17 9 31 8 6 17 20 2002 1007.4 1002.5 999.9 1003.2 1004.4 1001.5 1000.1 1001.2 1007.3 1006.5 1003.6 1001.2 999.9 DAY 8 25 27 4 29 19 24 15 19 30 12 21 2003 1007.4 1003.7 1004.8 1001.0 1005.2 1003.7 1000.6 1005.5 1005.4 1003.5 1009.9 1003.3 1000.6 DAY 28 19 19 26 30 18 7 12 6 29 21 19 2004 1000.6 998.5 1004.8 1002.9 1001.3 1004.5 1005.6 997.5 1006.3 1007.7 1001.5 1013.9 997.5 DAY 23 15 6 15 12 9 23 12 10 21 23 12 2005 1003.1 1006.1 1002.8 1006.3 1004.8 1000.0 996.8 1001.6 1006.1 1001.1 1012.5 1006.0 996.8 DAY 23 1 9 16 4 20 6 8 12 20 30 17 1952-2005 984.2 980.1 980.8 979.8 980.5 981.6 980.7 979.1 986.2 985.5 984.2 981.6 979.1 YEAR-DAY 68-10 73-22 75-27 71-14 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 70-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 82 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1003.4 1001.7 1000.4 1001.8 997.1 994.5 994.6 1000.9 1006.1 1011.2 1003.6 ****** 1967 1005.1 1006.3 1001.4 1000.3 1000.1 998.1 995.6 995.5 999.4 1005.7 1002.8 1000.6 1000.9 1968 997.7 1003.5 1002.1 1003.0 999.5 996.4 994.4 994.0 997.0 1002.5 1004.5 1002.7 999.8 1969 1006.7 1007.8 1001.7 1000.9 998.7 993.7 995.2 996.7 999.6 1002.2 1005.9 1002.0 1000.9 1970 1003.6 1001.1 1001.8 1001.2 995.7 996.2 992.7 992.8 998.5 1001.7 1003.0 1004.5 999.4 1971 1009.2 999.1 1001.0 998.9 997.1 993.2 992.8 994.0 999.8 1003.5 1002.4 1001.0 999.3 1972 1008.7 1010.3 1003.9 997.7 996.7 994.0 992.5 996.1 998.6 1002.1 1003.3 1009.6 1001.1 1973 1007.7 1000.3 1002.2 996.7 996.9 994.6 991.8 995.2 1000.3 1002.0 1001.5 1005.2 999.5 1974 1005.7 1007.3 1006.9 997.1 996.3 993.6 993.3 994.0 998.3 1003.4 1003.7 1002.9 1000.2 1975 1005.3 1002.3 1001.4 1000.1 996.1 993.2 990.6 992.8 996.9 1001.9 1007.1 1005.3 999.4 1976 1000.4 1006.1 1004.6 999.3 997.7 997.0 992.1 993.7 997.6 1002.1 1008.2 1005.9 1000.4 1977 1008.2 1005.5 1004.8 997.1 998.5 992.9 991.8 994.6 999.9 1003.3 1003.3 1004.8 1000.4 1978 1004.4 1005.2 1000.9 996.1 998.1 994.9 994.9 995.7 996.7 1003.5 1007.4 1001.3 999.9 1979 1005.7 1001.7 1002.3 999.4 1000.6 997.5 994.0 995.4 1000.4 1001.7 1006.0 1002.0 1000.6 1980 1004.4 1005.9 1001.6 996.5 997.7 995.7 993.5 995.2 999.1 1002.5 1002.5 1002.9 999.8 1981 1002.2 1002.4 999.2 999.4 997.9 996.6 994.2 995.3 1000.7 1004.6 1001.0 1002.6 999.7 1982 1004.4 1003.8 1002.0 998.7 1001.6 996.9 993.0 995.4 1000.9 1002.6 1007.4 1005.7 1001.0 1983 1003.6 1001.4 1003.3 1000.0 996.9 996.8 992.4 994.0 998.9 1003.4 1003.6 1006.0 1000.0 1984 1004.1 1011.5 1014.6 1013.4 1014.1 1012.5 1008.7 1009.2 1015.7 1020.6 1019.9 1027.8 1014.3 1985 1020.1 1012.7 1023.7 1013.8 1013.3 1009.5 1010.9 1012.7 1013.7 1019.6 1021.2 1020.9 1016.0 1986 1019.5 1019.2 1024.6 1018.1 1014.0 1009.0 1010.8 1012.2 1016.1 1019.6 1021.7 1020.6 1017.1 1987 1020.1 1021.4 1015.9 1017.8 1014.2 1011.3 1010.7 1010.4 1016.3 1024.3 1022.9 1019.5 1017.1 1988 1021.2 1020.9 1014.6 1016.6 1014.8 1007.9 1008.2 1010.5 1015.1 1019.6 1018.7 1016.9 1015.4 1989 1023.3 1025.6 1016.7 1018.1 1015.7 1011.0 1010.2 1009.9 1013.5 1018.6 1019.1 1020.0 1016.8 1990 1024.0 1020.1 1022.7 1014.6 1015.8 1009.9 1009.8 1012.0 1012.8 1019.5 1020.0 1022.9 1017.0 1991 1022.1 1022.8 1020.3 1016.3 1012.2 1011.4 1007.5 1009.9 1016.0 1019.2 1023.2 1018.6 1016.6 1992 1021.1 1017.3 1020.4 1016.0 1016.2 1009.4 1010.1 1014.6 1016.7 1019.0 1019.3 1020.7 1016.7 1993 1022.6 1023.9 1019.7 1015.5 1013.8 1011.1 1011.6 1012.3 1014.5 1023.8 1024.2 1023.9 1018.1 1994 1021.2 1021.7 1019.8 1017.6 1014.3 1011.1 1009.2 1010.6 1019.3 1021.7 1016.9 1022.7 1017.2 1995 1021.8 1021.5 1018.9 1013.9 1015.9 1010.3 1007.6 1009.8 1012.9 1020.7 1017.7 1023.3 1016.2 1996 1024.9 1020.9 1019.1 1018.4 1014.3 1012.6 1011.2 1010.9 1010.7 1018.0 1025.3 1020.5 1017.2 1997 1020.0 1022.4 1017.1 1013.2 1014.9 1009.3 1007.9 1009.6 1015.6 1016.0 1022.1 1020.0 1015.7 1998 1020.4 1021.6 1017.0 1014.6 1014.9 1012.0 1009.1 1011.0 1014.2 1019.9 1021.0 1023.3 1016.6 1999 1022.3 1016.7 1018.6 1017.4 1015.6 1010.8 1009.2 1009.1 1013.8 1017.4 1021.2 1023.5 1016.3 2000 1020.4 1020.6 1018.9 1013.1 1013.3 1011.1 1010.0 1010.0 1012.9 1020.9 1024.8 1020.7 1016.4 2001 1025.5 1018.9 1017.1 1015.4 1011.6 1010.5 1009.9 1010.9 1014.0 1019.1 1018.6 1020.2 1016.0 2002 1022.1 1021.3 1017.2 1014.6 1015.1 1010.4 1010.2 1009.2 1014.4 1016.9 1022.0 1023.2 1016.4 2003 1021.3 1018.2 1020.1 1018.1 1016.5 1012.5 1008.8 1011.7 1015.2 1015.7 1022.2 1022.9 1016.9 2004 1016.0 1017.7 1021.7 1016.7 1012.2 1011.6 1011.4 1009.3 1016.5 1020.8 1018.8 1022.4 1016.3 2005 1020.8 1021.2 1016.7 1018.7 1014.4 1011.5 1009.3 1010.6 1014.0 1019.6 1022.3 1022.9 1016.8 MEAN 1013.8 1012.8 1011.5 1008.4 1007.1 1003.9 1002.3 1003.5 1007.7 1012.1 1013.7 1013.6 1009.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 83 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1012.0 1012.5 1013.2 1011.2 1002.4 1002.4 998.5 1007.6 1015.0 1019.6 1016.6 ****** DAY ** 23 2 5 18 17 8 8 21 17 23 30 1967 1014.7 1020.8 1014.8 1011.2 1008.4 1005.1 1002.7 999.9 1006.9 1015.6 1012.9 1011.9 1020.8 DAY 26 3 1 10 3 6 22 15 24 15 30 12 1968 1010.6 1019.4 1017.1 1009.0 1004.7 1005.8 1001.0 999.6 1004.0 1011.6 1013.9 1012.3 1019.4 DAY 19 5 26 29 23 8 13 27 18 30 21 20 1969 1024.0 1017.9 1014.2 1011.0 1007.6 1003.2 1000.1 1002.9 1011.2 1012.5 1014.0 1009.3 1024.0 DAY 6 10 12 4 21 1 3 31 13 14 18 25 1970 1013.0 1010.6 1011.0 1015.3 1005.9 1007.7 996.9 1002.3 1007.2 1009.6 1015.3 1012.2 1015.3 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1019.9 1011.5 1013.6 1009.7 1005.4 1002.1 997.9 1000.6 1008.1 1014.6 1012.4 1013.7 1019.9 DAY 9 1 6 9 2 17 12 29 23 31 20 28 1972 1018.9 1024.0 1018.0 1008.5 1008.5 1003.1 996.7 1001.1 1007.5 1008.6 1012.7 1018.6 1024.0 DAY 31 22 20 1 23 17 26 25 17 26 9 23 1973 1023.8 1013.0 1015.2 1008.5 1006.7 1002.1 997.9 1000.4 1012.6 1011.7 1016.1 1017.0 1023.8 DAY 25 2 9 11 7 7 23 7 26 22 20 21 1974 1021.4 1016.7 1018.4 1007.7 1003.1 999.6 999.6 1001.9 1004.5 1008.7 1013.0 1008.4 1021.4 DAY 5 3 9 25 9 1 31 26 24 13 17 3 1975 1023.9 1014.9 1012.0 1009.9 1002.6 1000.9 997.1 1002.7 1007.3 1012.9 1022.6 1017.4 1023.9 DAY 14 19 13 1 3 17 14 18 18 20 14 4 1976 1014.4 1019.0 1015.3 1011.7 1005.4 1004.4 999.5 997.5 1005.4 1018.7 1018.5 1018.1 1019.0 DAY 9 20 27 2 1 26 6 11 11 31 13 19 1977 1019.4 1012.8 1020.0 1011.2 1003.7 998.7 997.5 1000.1 1010.8 1018.7 1011.2 1020.5 1020.5 DAY 5 22 9 1 2 9 21 23 30 23 26 13 1978 1018.9 1021.1 1011.3 1008.0 1009.8 1008.9 1003.4 1001.7 1005.0 1012.2 1016.6 1018.7 1021.1 DAY 13 5 19 12 3 8 7 21 26 10 5 24 1979 1019.7 1016.7 1015.7 1015.8 1007.9 1006.5 1001.0 1001.7 1007.2 1012.4 1015.7 1016.2 1019.7 DAY 18 18 5 27 25 10 20 3 21 9 11 22 1980 1013.7 1015.1 1011.3 1009.9 1010.9 1004.8 1001.2 1007.1 1006.1 1009.8 1013.1 1014.4 1015.1 DAY 15 2 15 1 16 11 18 30 26 21 3 20 1981 1015.2 1013.1 1015.0 1009.1 1010.7 1004.0 998.6 999.9 1010.3 1013.1 1009.7 1013.2 1015.2 DAY 29 23 8 10 21 9 24 4 23 29 16 1 1982 1019.1 1018.7 1012.9 1012.1 1013.9 1002.1 1001.3 1001.6 1008.9 1018.9 1013.8 1014.9 1019.1 DAY 21 11 5 4 10 3 8 15 20 25 11 10 1983 1019.6 1011.1 1013.9 1007.6 1004.7 1004.9 1001.5 1001.6 1005.5 1011.3 1022.7 1016.6 1022.7 DAY 8 23 14 21 16 1 1 17 28 12 26 15 1984 1013.6 1022.5 1026.6 1024.7 1021.7 1019.1 1014.5 1014.8 1020.9 1031.3 1035.9 1036.4 1036.4 DAY 4 18 22 4 12 12 3 30 30 21 30 19 1985 1033.3 1029.5 1040.1 1032.4 1022.7 1016.0 1015.8 1018.8 1024.1 1030.6 1030.2 1035.5 1040.1 DAY 14 28 10 17 12 10 16 25 22 31 19 14 1986 1031.6 1027.3 1030.9 1027.0 1025.3 1015.5 1016.8 1015.4 1025.2 1028.8 1033.6 1038.9 1038.9 DAY 28 22 16 5 18 3 3 8 30 15 15 10 1987 1035.7 1034.9 1030.7 1027.0 1023.6 1018.1 1017.7 1016.9 1023.7 1032.9 1041.7 1037.6 1041.7 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1030.3 1036.1 1029.4 1031.6 1026.9 1013.8 1014.1 1018.7 1025.3 1028.6 1029.8 1027.1 1036.1 DAY 2 6 17 8 5 27 27 21 21 16 6 29 1989 1034.8 1034.8 1024.5 1025.9 1024.2 1016.6 1016.4 1018.8 1025.3 1030.9 1028.3 1025.2 1034.8 DAY 22 3 12 8 1 2 10 19 23 24 8 28 1990 1034.1 1033.6 1041.5 1027.3 1025.8 1016.8 1015.1 1017.1 1019.5 1035.6 1031.2 1033.3 1041.5 DAY 26 8 17 3 16 6 31 2 16 15 14 28 1991 1031.1 1033.2 1027.1 1026.1 1021.4 1018.6 1015.8 1016.5 1024.0 1026.6 1030.7 1031.3 1033.2 DAY 11 13 11 29 5 17 11 27 27 13 27 17 1992 1032.9 1028.2 1032.8 1022.7 1029.8 1017.5 1018.4 1023.9 1025.3 1028.7 1033.0 1026.9 1033.0 DAY 9 16 12 23 2 7 12 31 29 15 3 2 1993 1039.4 1035.3 1032.7 1025.9 1027.1 1025.0 1017.9 1017.1 1024.2 1030.5 1035.8 1034.7 1039.4 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1034.9 1037.5 1031.4 1034.2 1023.8 1015.5 1014.8 1015.1 1023.9 1031.2 1025.4 1034.7 1037.5 DAY 9 18 1 5 18 4 13 8 23 24 2 22 1995 1036.0 1030.3 1031.3 1025.9 1023.1 1017.1 1013.0 1015.2 1023.7 1035.2 1030.5 1034.9 1036.0 DAY 7 12 3 7 28 1 23 24 27 17 15 10 1996 1039.4 1031.1 1026.0 1031.8 1021.9 1020.6 1019.1 1022.3 1019.0 1030.5 1036.7 1030.3 1039.4 DAY 10 13 16 4 7 12 3 29 24 2 16 1 1997 1031.1 1032.0 1035.4 1024.7 1023.2 1015.2 1015.6 1016.5 1023.4 1024.6 1036.0 1031.5 1036.0 DAY 23 7 11 20 15 4 19 21 15 8 7 17 1998 1031.2 1037.5 1030.9 1025.5 1025.5 1017.1 1016.5 1015.1 1022.0 1037.0 1030.2 1033.9 1037.5 DAY 22 22 26 1 3 6 20 19 12 9 24 29 1999 1041.0 1028.6 1028.2 1026.0 1022.9 1020.1 1013.5 1016.7 1020.4 1026.9 1032.9 1035.4 1041.0 DAY 2 11 18 22 9 16 13 20 23 26 30 24 2000 1031.7 1035.1 1030.5 1022.9 1022.1 1021.8 1015.5 1015.1 1019.6 1027.2 1035.3 1031.0 1035.3 DAY 15 29 1 2 5 13 30 20 25 15 17 4 2001 1034.3 1036.3 1032.9 1032.0 1021.5 1018.1 1014.0 1017.6 1022.7 1031.0 1026.4 1030.5 1036.3 DAY 26 9 11 1 18 11 1 5 19 27 2 3 2002 1031.8 1034.9 1036.8 1023.6 1025.0 1018.2 1016.7 1018.1 1020.6 1023.7 1030.5 1040.5 1040.5 DAY 27 19 10 1 17 24 2 31 21 31 17 3 2003 1031.2 1029.9 1035.4 1029.1 1032.8 1025.3 1016.1 1016.0 1025.1 1024.5 1031.1 1040.0 1040.0 DAY 19 12 2 29 1 6 3 16 26 20 15 11 2004 1026.4 1022.9 1037.4 1026.1 1020.6 1022.9 1017.7 1014.2 1022.9 1030.3 1027.8 1036.1 1037.4 DAY 1 1 9 5 22 13 7 17 14 14 30 3 2005 1031.2 1032.9 1027.0 1036.9 1021.7 1018.2 1014.0 1016.3 1020.3 1032.2 1029.8 1037.1 1037.1 DAY 9 16 26 6 18 8 8 27 9 23 24 30 1952-2005 1041.0 1037.5 1041.5 1036.9 1032.8 1025.3 1019.1 1023.9 1025.3 1037.0 1041.7 1040.5 1041.7 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 88-21 98- 9 87-30 2- 3 87-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 84 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 995.7 986.0 989.7 994.6 987.7 987.8 986.4 991.5 997.7 997.2 986.9 ****** DAY ** 10 20 13 25 13 5 29 11 15 30 18 1967 995.4 986.5 990.7 986.7 990.5 990.9 991.1 991.8 991.3 994.8 992.3 986.2 986.2 DAY 15 24 17 25 31 23 10 20 18 11 23 23 1968 985.5 991.5 985.2 991.9 992.1 990.0 988.5 985.9 990.9 989.5 997.7 988.2 985.2 DAY 10 21 13 24 20 18 31 16 9 25 27 27 1969 992.2 995.6 987.4 984.8 988.9 983.3 984.2 989.8 988.9 986.8 993.7 991.0 983.3 DAY 20 13 19 17 14 24 14 4 7 29 7 31 1970 991.7 984.9 986.0 981.7 987.6 989.3 988.6 980.4 991.9 987.7 996.6 993.0 980.4 DAY 30 19 19 19 20 20 10 27 8 6 3 11 1971 996.4 986.6 989.3 981.1 988.9 983.1 986.4 989.4 991.9 991.9 990.6 988.7 981.1 DAY 13 27 28 14 26 21 5 18 8 7 18 13 1972 995.3 997.2 993.5 989.4 981.8 983.4 986.2 989.0 991.8 995.9 991.1 994.7 981.8 DAY 14 17 18 22 6 30 6 17 13 20 3 16 1973 989.4 981.4 990.6 982.9 984.3 986.5 984.7 989.0 992.7 993.7 990.1 990.2 981.4 DAY 13 22 16 21 30 27 29 9 9 24 1 17 1974 987.2 995.0 986.3 983.5 988.9 987.7 984.9 983.0 989.3 994.4 990.6 992.9 983.0 DAY 21 12 17 20 22 24 3 16 2 27 24 6 1975 994.9 986.5 982.1 989.9 991.1 986.1 984.9 985.1 987.5 988.9 996.4 986.6 982.1 DAY 9 10 27 30 13 24 5 15 9 4 26 23 1976 989.4 992.8 990.2 988.3 985.4 987.1 984.3 988.7 988.9 992.7 992.1 990.7 984.3 DAY 6 5 13 17 21 10 11 22 27 16 25 10 1977 995.3 990.1 993.1 982.4 991.9 988.5 986.1 986.0 993.5 989.2 990.1 992.5 982.4 DAY 20 6 3 24 15 22 27 17 11 5 18 5 1978 988.6 990.4 988.6 983.3 988.3 982.9 982.0 987.1 991.5 994.1 996.0 982.9 982.0 DAY 21 17 24 10 30 21 1 14 2 31 8 16 1979 992.1 990.5 991.9 989.1 993.1 989.0 986.0 987.6 992.0 993.2 985.5 992.7 985.5 DAY 6 15 27 13 17 23 6 14 17 24 29 13 1980 989.7 994.4 984.6 986.6 988.2 988.1 987.0 986.1 992.1 988.7 991.4 989.3 984.6 DAY 29 18 19 4 14 4 6 19 21 4 9 28 1981 991.6 987.1 982.1 986.1 982.9 985.1 988.7 991.0 991.0 996.0 987.1 991.6 982.1 DAY 3 9 13 30 1 16 9 13 12 16 13 16 1982 988.9 989.1 987.0 987.8 990.9 988.5 987.9 988.4 996.6 990.6 991.9 997.5 987.0 DAY 9 4 2 27 15 1 30 1 11 18 6 31 1983 986.5 989.0 990.6 991.3 989.0 990.6 984.6 987.7 992.4 993.1 991.9 993.6 984.6 DAY 24 21 5 18 4 7 27 12 8 11 13 30 1984 993.6 992.9 1001.9 1004.7 1001.1 1005.6 1005.5 1001.9 1009.2 1006.1 1005.3 1010.5 992.9 DAY 8 8 1 16 28 10 29 15 8 17 12 14 1985 1009.0 1002.8 1002.3 1004.5 1004.3 999.5 1004.9 1006.4 1006.0 1008.5 1014.0 1000.0 999.5 DAY 21 5 24 24 1 20 19 5 7 17 9 19 1986 1006.8 1007.4 1017.2 1008.4 999.6 1001.2 1003.4 1004.6 1010.3 1009.4 1007.5 1003.6 999.6 DAY 12 4 10 11 3 13 10 15 20 23 7 30 1987 1008.5 1010.2 1002.9 1003.5 1002.3 1003.8 1003.2 1003.1 1009.6 1014.7 1007.6 1005.1 1002.3 DAY 10 10 19 19 23 2 6 18 22 4 3 23 1988 1009.7 1006.2 997.7 1003.1 1002.1 1001.9 1003.3 1003.2 1002.6 1008.3 1007.0 996.8 996.8 DAY 31 29 3 23 28 15 15 29 9 30 28 26 1989 1009.5 1012.4 1003.5 1009.3 1004.9 1003.8 1003.8 1000.4 1006.9 1003.5 1010.0 1008.8 1000.4 DAY 1 1 27 15 6 10 31 1 1 2 30 11 1990 1009.8 1005.1 1009.4 1004.0 1003.7 1002.3 1004.0 1006.3 1002.2 1011.8 1009.7 1014.2 1002.2 DAY 23 16 11 12 13 27 27 7 14 26 1 17 1991 1011.4 1008.8 1010.0 1006.7 1001.4 1001.4 996.5 1004.1 1006.0 1011.7 1014.8 1009.0 996.5 DAY 31 1 7 4 22 11 7 11 19 25 4 1 1992 1008.1 1007.9 1003.7 1006.7 1002.6 1001.8 1004.6 1008.1 1007.7 1007.5 1002.7 1010.7 1001.8 DAY 30 19 30 13 9 17 23 24 25 24 25 14 1993 1008.3 1013.0 1003.0 1003.8 1006.4 1004.1 1004.5 1004.4 1005.9 1007.5 1007.9 1014.1 1003.0 DAY 8 21 8 11 31 7 24 12 3 1 10 5 1994 1008.6 998.7 1003.1 1006.2 1007.1 1004.8 1003.7 1005.0 1014.6 1012.7 1008.3 1007.9 998.7 DAY 16 1 7 24 3 16 20 1 1 14 26 4 1995 1011.6 1008.6 1001.7 1003.3 1007.7 996.9 1001.4 1003.2 1005.7 1010.1 1005.5 1012.3 996.9 DAY 11 8 25 19 7 29 16 12 19 4 24 22 1996 1011.1 1002.7 1010.5 1002.6 1005.3 1003.8 1005.9 1002.4 999.8 1006.1 1017.8 1007.4 999.8 DAY 6 9 2 18 29 1 24 8 8 27 6 25 1997 1011.6 1014.4 1004.4 1000.5 1001.9 1004.4 1001.8 1000.8 1002.3 1010.8 1009.7 1005.1 1000.5 DAY 6 22 24 5 4 30 11 5 2 26 5 9 1998 1006.2 1002.8 1006.1 1003.9 999.5 1006.2 999.8 1006.6 1007.9 1006.1 1012.4 1013.6 999.5 DAY 30 14 30 21 21 23 5 31 24 1 1 11 1999 1006.7 999.9 1005.4 1006.0 1007.5 999.0 1005.2 1003.9 1006.0 1009.2 1005.6 1011.1 999.0 DAY 9 20 21 13 18 25 22 13 16 11 25 15 2000 1000.7 1012.8 1008.9 1000.6 1006.3 1003.5 1003.0 998.7 1004.4 1014.8 1019.4 1009.5 998.7 DAY 21 1 19 10 26 5 8 3 7 10 6 21 2001 1017.0 997.2 1001.2 1005.4 1000.4 998.3 1004.7 1003.2 1005.5 1005.7 1007.9 1005.9 997.2 DAY 1 21 24 12 8 17 9 31 8 6 17 20 2002 1008.7 1003.8 1001.2 1004.5 1005.7 1002.8 1001.4 1002.5 1008.6 1007.8 1004.9 1002.5 1001.2 DAY 8 25 27 4 29 19 24 15 19 30 12 21 2003 1008.7 1005.0 1006.1 1002.3 1006.5 1005.0 1001.9 1006.8 1006.7 1004.8 1011.2 1004.6 1001.9 DAY 28 19 19 26 30 18 7 12 6 29 21 19 2004 1001.9 999.8 1006.1 1004.2 1002.6 1005.8 1006.9 998.8 1007.6 1009.0 1002.8 1015.2 998.8 DAY 23 15 6 15 12 9 23 12 10 21 23 12 2005 1004.4 1007.4 1004.1 1007.6 1006.1 1001.3 998.1 1002.9 1007.4 1002.4 1013.8 1007.3 998.1 DAY 23 1 9 16 4 20 6 8 12 20 30 17 1952-2005 985.5 981.4 982.1 981.1 981.8 982.9 982.0 980.4 987.5 986.8 985.5 982.9 980.4 YEAR-DAY 68-10 73-22 75-27 71-14 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 70-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 85 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1016.2 1015.2 1013.4 1014.8 1010.1 1007.3 1007.0 1013.0 1019.2 1024.1 1016.9 ****** 1967 1018.5 1020.0 1014.7 1013.7 1013.0 1010.8 1008.2 1008.0 1012.2 1018.7 1016.1 1013.8 1014.0 1968 1009.8 1015.5 1014.5 1014.7 1010.9 1007.6 1006.0 1005.1 1008.3 1013.9 1016.3 1015.0 1011.5 1969 1018.8 1020.3 1014.4 1013.2 1010.2 1004.8 1006.4 1007.9 1011.0 1013.8 1017.9 1013.9 1012.7 1970 1015.6 1013.0 1013.2 1012.8 1007.1 1007.4 1003.8 1003.8 1009.9 1013.2 1014.8 1016.6 1010.9 1971 1021.3 1011.0 1012.7 1010.9 1008.6 1004.3 1003.9 1005.1 1011.1 1015.0 1014.1 1012.8 1010.9 1972 1020.8 1022.9 1016.0 1009.2 1008.2 1005.3 1003.5 1007.3 1009.9 1013.6 1014.9 1021.8 1012.8 1973 1020.0 1012.2 1014.1 1008.2 1007.7 1006.7 1004.3 1007.9 1013.2 1015.0 1014.8 1018.8 1011.9 1974 1019.4 1021.0 1020.3 1010.2 1009.1 1006.1 1005.9 1006.5 1011.0 1016.4 1016.7 1016.5 1013.3 1975 1018.9 1015.5 1014.8 1013.2 1009.0 1005.8 1003.4 1005.3 1009.5 1015.0 1020.5 1018.8 1012.5 1976 1013.8 1020.2 1018.1 1012.5 1010.5 1009.9 1004.8 1006.1 1010.2 1015.1 1021.7 1019.4 1013.5 1977 1021.8 1019.1 1018.3 1010.0 1011.5 1005.5 1004.4 1007.0 1012.6 1016.6 1016.6 1018.2 1013.5 1978 1017.9 1018.9 1014.2 1009.0 1011.1 1007.7 1007.3 1008.3 1009.4 1016.5 1020.9 1014.7 1013.0 1979 1019.1 1015.2 1015.8 1012.5 1013.6 1010.2 1006.3 1008.0 1013.1 1014.5 1019.2 1015.4 1013.6 1980 1018.1 1019.7 1015.0 1009.6 1010.8 1008.4 1005.9 1007.9 1011.9 1015.5 1015.7 1016.3 1012.9 1981 1015.5 1015.8 1012.5 1012.6 1010.8 1009.3 1006.6 1007.9 1013.3 1017.5 1014.2 1015.8 1012.7 1982 1017.9 1017.3 1015.9 1012.4 1014.4 1009.7 1005.5 1008.1 1013.8 1015.9 1020.8 1019.3 1014.3 1983 1017.2 1014.9 1016.8 1013.0 1009.6 1009.5 1004.7 1006.6 1011.3 1016.5 1016.8 1019.6 1013.0 1984 1017.7 1025.2 1015.5 1009.5 1011.1 1012.8 1009.0 1009.5 1015.9 1020.9 1020.3 1028.2 1016.3 1985 1020.5 1013.1 1024.1 1014.1 1013.7 1009.8 1011.0 1013.1 1013.7 1019.9 1021.6 1021.4 1016.3 1986 1019.9 1019.6 1024.9 1018.4 1014.4 1009.3 1011.1 1012.5 1016.5 1019.9 1022.1 1021.0 1017.5 1987 1020.5 1021.7 1016.3 1018.2 1014.6 1011.6 1011.1 1010.6 1016.7 1024.6 1023.2 1019.9 1017.4 1988 1021.6 1021.3 1015.0 1016.9 1015.1 1008.3 1008.5 1010.9 1015.5 1020.0 1019.1 1017.1 1015.8 1989 1023.7 1025.9 1017.1 1018.5 1016.0 1011.4 1010.5 1010.2 1013.9 1019.0 1019.5 1020.3 1017.2 1990 1024.4 1020.5 1023.0 1015.0 1016.1 1010.2 1010.1 1012.3 1013.2 1019.8 1020.4 1023.3 1017.3 1991 1022.4 1023.2 1020.7 1016.6 1012.5 1011.7 1007.8 1010.3 1016.4 1019.6 1023.6 1018.9 1017.0 1992 1021.5 1017.6 1020.7 1016.3 1016.5 1009.7 1010.4 1014.9 1017.0 1019.3 1019.7 1021.1 1017.1 1993 1022.9 1024.3 1020.1 1015.8 1014.2 1011.4 1012.0 1012.5 1014.9 1024.2 1024.6 1024.3 1018.4 1994 1021.5 1022.1 1020.2 1018.0 1014.7 1011.4 1009.5 1010.9 1019.6 1022.0 1017.3 1023.0 1017.5 1995 1022.2 1021.9 1019.3 1014.3 1016.3 1010.6 1007.9 1010.1 1013.2 1021.1 1018.0 1023.7 1016.5 1996 1025.2 1021.3 1019.5 1018.8 1014.6 1012.9 1011.5 1011.2 1011.1 1018.4 1025.7 1020.9 1017.6 1997 1020.4 1022.8 1017.5 1013.6 1015.2 1009.6 1008.2 1009.9 1016.0 1016.4 1022.5 1020.4 1016.0 1998 1020.8 1022.0 1017.4 1015.0 1015.3 1012.3 1009.4 1011.3 1014.5 1020.3 1021.4 1023.7 1016.9 1999 1022.6 1017.0 1018.9 1017.7 1016.0 1011.2 1009.5 1009.4 1014.1 1017.8 1021.6 1023.9 1016.6 2000 1020.8 1021.0 1019.3 1013.4 1013.7 1011.4 1010.3 1010.3 1013.3 1021.3 1025.2 1021.1 1016.8 2001 1025.9 1019.3 1017.4 1015.8 1011.9 1010.8 1010.2 1011.2 1014.3 1019.5 1018.9 1020.5 1016.3 2002 1022.4 1021.6 1017.5 1014.9 1015.4 1010.7 1010.5 1009.4 1014.6 1017.1 1022.3 1023.5 1016.7 2003 1021.6 1018.6 1020.4 1018.4 1016.8 1012.6 1009.0 1011.9 1015.4 1015.9 1022.5 1023.3 1017.2 2004 1016.3 1018.0 1022.0 1016.9 1012.5 1011.7 1011.6 1009.5 1016.7 1021.1 1019.0 1022.7 1016.5 2005 1021.1 1021.6 1017.0 1019.0 1014.6 1011.7 1009.5 1010.8 1014.2 1019.8 1022.6 1023.2 1017.1 MEAN 1020.0 1019.2 1017.5 1014.1 1012.8 1009.6 1007.9 1009.2 1013.4 1018.0 1019.7 1019.7 1015.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 86 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1024.8 1026.0 1026.7 1023.6 1015.0 1015.2 1010.9 1020.3 1028.8 1032.8 1030.1 ****** DAY ** 10 2 5 18 3 8 17 15 17 23 23 1967 1028.1 1034.8 1028.1 1024.0 1021.4 1018.5 1015.0 1012.9 1020.4 1028.6 1027.0 1025.7 1034.8 DAY 1 3 1 1 3 6 22 15 24 15 30 12 1968 1022.5 1031.9 1029.4 1021.2 1016.2 1017.5 1012.8 1010.6 1015.7 1023.2 1026.3 1024.5 1031.9 DAY 19 5 26 6 23 8 13 24 17 30 21 23 1969 1036.6 1031.2 1026.6 1024.5 1019.0 1014.8 1011.8 1014.6 1023.1 1024.2 1026.7 1021.7 1036.6 DAY 6 10 12 4 17 1 6 31 13 14 18 10 1970 1025.7 1022.5 1023.5 1027.4 1018.1 1019.0 1008.5 1013.7 1018.9 1021.0 1027.3 1024.5 1027.4 DAY 2 16 5 22 9 11 23 31 18 11 14 30 1971 1032.7 1023.7 1025.6 1021.2 1016.8 1013.8 1009.5 1010.7 1019.8 1026.2 1024.2 1025.5 1032.7 DAY 9 1 6 9 2 17 12 25 23 31 20 28 1972 1032.1 1037.1 1031.1 1020.2 1020.0 1014.7 1007.6 1012.6 1018.8 1019.9 1024.3 1031.2 1037.1 DAY 31 22 20 1 23 17 16 25 17 26 9 26 1973 1036.3 1025.4 1027.8 1020.1 1018.0 1013.2 1011.0 1012.9 1025.6 1023.6 1030.1 1031.2 1036.3 DAY 25 2 9 11 7 7 23 7 26 27 20 21 1974 1035.3 1030.5 1032.4 1020.8 1015.5 1012.1 1012.2 1015.2 1017.3 1021.5 1026.6 1021.9 1035.3 DAY 5 3 9 25 1 1 15 26 24 14 17 3 1975 1038.3 1029.3 1026.1 1023.7 1015.2 1013.9 1009.9 1015.1 1020.3 1026.6 1036.2 1031.3 1038.3 DAY 14 19 8 1 3 17 14 18 18 20 14 4 1976 1028.1 1033.3 1029.2 1027.8 1018.5 1017.0 1012.1 1010.0 1018.1 1032.1 1031.9 1032.2 1033.3 DAY 1 20 27 3 1 26 6 12 11 31 13 19 1977 1033.5 1027.0 1034.1 1024.8 1016.2 1011.1 1010.0 1013.2 1024.4 1032.2 1024.7 1033.4 1034.1 DAY 5 22 9 1 2 10 21 30 30 23 26 13 1978 1033.2 1035.2 1025.0 1021.8 1022.7 1022.5 1016.0 1014.1 1018.3 1025.4 1030.1 1032.3 1035.2 DAY 13 5 16 12 2 8 7 21 26 10 5 24 1979 1033.2 1030.2 1029.2 1029.9 1021.4 1019.3 1013.9 1014.1 1020.4 1025.6 1028.8 1030.3 1033.2 DAY 18 18 2 27 25 10 20 2 21 9 10 22 1980 1027.4 1029.4 1025.1 1023.7 1024.6 1018.2 1013.9 1020.4 1019.3 1023.2 1026.6 1028.0 1029.4 DAY 15 2 15 1 16 11 11 30 26 21 3 20 1981 1029.0 1026.1 1029.0 1022.7 1023.6 1017.2 1011.0 1012.8 1023.6 1026.4 1022.7 1026.7 1029.0 DAY 29 23 8 10 21 9 25 4 23 29 15 1 1982 1034.6 1032.3 1026.9 1025.7 1027.6 1015.2 1014.0 1014.0 1022.4 1033.1 1027.8 1029.2 1034.6 DAY 21 11 5 4 10 3 8 10 20 25 11 10 1983 1033.2 1025.2 1028.0 1020.8 1017.3 1018.2 1014.0 1013.9 1017.3 1024.5 1036.5 1030.3 1036.5 DAY 8 23 14 29 16 1 1 17 15 12 26 15 1984 1027.3 1035.4 1024.3 1022.0 1020.0 1019.5 1014.8 1015.1 1021.2 1031.8 1036.4 1036.8 1036.8 DAY 4 18 5 4 17 12 3 31 30 21 30 19 1985 1033.7 1029.9 1040.5 1032.8 1023.1 1016.3 1016.1 1019.1 1022.9 1031.0 1030.6 1035.9 1040.5 DAY 14 28 10 17 12 10 16 25 17 31 19 14 1986 1032.0 1027.7 1031.3 1027.4 1025.7 1015.8 1017.1 1015.7 1025.6 1029.2 1034.0 1039.4 1039.4 DAY 28 22 16 5 18 3 3 8 30 15 15 10 1987 1036.1 1035.3 1031.1 1027.4 1024.0 1018.5 1018.1 1016.1 1024.1 1033.3 1042.2 1038.0 1042.2 DAY 21 1 23 6 13 6 11 5 24 28 30 1 1988 1030.7 1036.5 1029.0 1032.0 1027.3 1014.1 1014.4 1019.1 1025.7 1029.0 1030.2 1027.5 1036.5 DAY 2 6 17 8 5 27 27 21 21 16 6 29 1989 1035.2 1035.2 1024.9 1026.3 1024.6 1017.0 1016.7 1019.2 1025.7 1031.3 1028.7 1025.6 1035.2 DAY 22 3 12 8 1 2 10 19 23 24 8 28 1990 1033.7 1034.0 1041.9 1027.7 1026.2 1017.2 1015.4 1017.5 1019.9 1036.0 1031.6 1033.7 1041.9 DAY 9 8 17 3 16 6 31 2 16 15 14 28 1991 1031.5 1033.6 1027.5 1026.5 1021.3 1019.0 1016.1 1016.9 1024.4 1027.0 1031.1 1031.7 1033.6 DAY 11 13 11 29 4 17 11 27 27 13 27 17 1992 1033.3 1028.6 1033.2 1023.1 1030.2 1017.8 1018.8 1024.3 1025.7 1029.1 1033.4 1027.3 1033.4 DAY 9 16 12 23 2 7 12 31 29 15 3 2 1993 1039.8 1035.7 1033.1 1026.3 1027.5 1025.4 1018.3 1017.4 1024.6 1030.9 1036.2 1035.1 1039.8 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1035.3 1037.9 1031.8 1034.6 1024.2 1015.8 1015.1 1015.4 1024.3 1031.6 1025.8 1035.1 1037.9 DAY 9 18 1 5 18 4 13 8 23 24 2 22 1995 1036.4 1030.7 1031.7 1026.3 1023.5 1017.5 1013.3 1015.5 1024.1 1035.6 1030.9 1035.3 1036.4 DAY 7 12 3 7 28 1 23 24 27 17 15 10 1996 1039.8 1031.5 1026.4 1032.2 1022.3 1021.0 1019.5 1022.7 1019.4 1030.9 1037.1 1030.7 1039.8 DAY 10 13 16 4 7 12 3 29 24 2 16 1 1997 1031.5 1032.4 1035.8 1025.1 1023.6 1015.5 1015.9 1016.9 1023.8 1025.0 1036.4 1031.9 1036.4 DAY 23 7 11 20 15 4 19 21 15 8 7 17 1998 1031.6 1037.9 1031.3 1025.9 1025.9 1017.5 1016.9 1015.4 1022.4 1037.4 1030.6 1034.2 1037.9 DAY 22 22 26 1 3 6 20 19 12 9 24 29 1999 1041.4 1029.0 1028.6 1026.4 1023.3 1020.5 1013.8 1017.1 1020.8 1027.3 1033.3 1035.8 1041.4 DAY 2 11 18 22 9 16 13 20 23 26 30 24 2000 1032.1 1035.5 1030.9 1023.3 1022.8 1022.2 1015.8 1015.4 1020.0 1027.6 1035.7 1031.4 1035.7 DAY 15 29 1 2 5 13 30 20 25 15 17 4 2001 1034.7 1036.7 1033.3 1032.4 1021.9 1018.5 1014.3 1017.9 1023.1 1031.4 1026.7 1030.8 1036.7 DAY 26 9 11 1 18 11 1 5 19 27 2 3 2002 1032.1 1035.2 1037.1 1023.9 1025.3 1018.5 1017.0 1018.3 1020.9 1024.0 1030.8 1040.9 1040.9 DAY 27 19 10 1 17 24 2 31 21 31 17 3 2003 1031.5 1030.3 1035.7 1029.5 1033.2 1025.6 1016.3 1016.3 1025.4 1024.8 1031.5 1040.4 1040.4 DAY 19 12 2 29 1 6 3 16 26 20 15 11 2004 1026.8 1023.2 1037.7 1026.4 1020.9 1023.2 1018.0 1014.4 1023.2 1030.6 1028.2 1036.5 1037.7 DAY 1 1 9 5 22 13 7 17 14 14 30 3 2005 1031.6 1033.3 1027.4 1037.3 1022.0 1018.5 1014.2 1016.6 1020.6 1032.5 1030.1 1037.4 1037.4 DAY 9 16 26 6 18 8 8 27 9 23 24 30 1952-2005 1041.4 1037.9 1041.9 1037.3 1033.2 1025.6 1019.5 1024.3 1025.7 1037.4 1042.2 1040.9 1042.2 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 88-21 98- 9 87-30 2- 3 87-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 87 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 995.0 1000.1 1001.9 1006.9 1004.6 1001.6 1000.9 1003.7 1010.2 1010.6 1000.2 ****** DAY ** 28 28 13 25 10 25 8 11 15 30 18 1967 1008.3 1007.4 1003.1 1001.1 1002.8 1003.2 1003.7 1003.7 1003.8 1007.5 1005.1 1003.3 1001.1 DAY 15 12 17 26 31 23 10 20 18 11 23 4 1968 997.7 1002.7 996.5 1003.8 1003.3 1001.4 1001.4 993.0 1002.4 1000.6 1008.9 1003.9 993.0 DAY 7 21 13 23 20 18 1 17 9 25 27 11 1969 1003.9 1007.6 998.8 996.4 1000.4 994.0 995.1 1000.4 1000.4 998.2 1004.7 1002.9 994.0 DAY 19 13 20 17 14 24 14 4 7 29 7 31 1970 1003.1 996.5 987.3 992.1 998.2 1000.5 999.3 991.2 1003.4 998.4 1007.9 1004.9 987.3 DAY 30 19 18 19 20 20 10 27 6 6 3 11 1971 1008.3 997.7 1000.6 992.4 1000.4 994.1 997.2 1000.3 1002.9 1003.4 1002.8 999.6 992.4 DAY 13 27 28 14 26 21 5 18 8 24 18 13 1972 1007.0 1009.1 1004.7 1000.3 992.4 994.1 997.2 1000.2 1002.5 1007.5 1002.7 1006.1 992.4 DAY 14 17 26 22 6 30 6 17 13 20 3 16 1973 1000.9 992.4 1001.7 994.3 975.4 998.6 996.5 1001.6 1004.9 1006.0 1002.8 1003.3 975.4 DAY 13 22 16 21 30 27 29 9 9 24 1 17 1974 1000.7 1008.7 998.8 995.8 1001.9 1000.7 997.5 995.5 1001.8 1006.9 1003.1 1006.3 995.5 DAY 21 12 17 20 22 24 3 16 2 26 24 6 1975 1008.4 999.1 994.9 1002.8 1003.7 998.5 997.5 997.5 999.6 1001.9 1009.3 999.2 994.9 DAY 6 10 27 30 1 24 1 15 9 4 26 23 1976 1002.2 1006.6 1003.7 1001.1 997.6 999.7 996.6 1000.6 1001.7 1004.9 1004.9 1003.3 996.6 DAY 6 5 13 17 21 10 11 22 27 16 25 10 1977 1008.3 1003.4 1005.8 994.8 1004.7 1000.7 999.6 998.6 1005.5 1001.9 1003.3 1005.0 994.8 DAY 20 6 3 24 15 22 27 17 26 5 18 5 1978 1001.4 1003.0 1000.9 995.5 1001.1 995.6 993.4 999.6 1003.8 1007.1 1009.4 996.0 993.4 DAY 21 17 24 10 30 21 1 14 2 31 8 16 1979 1005.7 1003.2 1005.3 1002.0 1005.8 1001.7 998.7 999.7 1004.5 1005.8 998.2 1005.3 998.2 DAY 6 15 25 19 15 23 6 14 17 24 29 13 1980 1002.3 1007.5 997.6 999.0 1000.8 1000.5 999.5 998.6 1004.9 1000.6 1004.1 1002.5 997.6 DAY 29 18 19 4 14 4 28 19 21 4 9 28 1981 1004.6 1000.1 994.9 999.1 995.9 996.5 1000.6 1003.6 1003.7 1008.9 999.7 1004.1 994.9 DAY 3 9 13 30 1 16 9 6 12 15 13 16 1982 1002.3 1002.7 1000.3 999.9 1003.1 1000.8 1000.8 1000.8 1008.8 1002.9 1005.1 1010.7 999.9 DAY 9 4 2 27 16 1 30 1 11 18 6 31 1983 999.3 1002.4 1003.2 1003.7 1001.7 1002.7 996.6 999.6 1004.8 1005.8 1005.0 1006.7 996.6 DAY 24 21 5 18 4 7 27 12 8 11 13 30 1984 1006.5 1006.3 1003.2 1000.3 999.4 1005.9 1005.8 1002.2 1009.3 1006.4 1005.6 1010.8 999.4 DAY 8 8 25 16 28 10 29 15 8 17 12 14 1985 1009.4 1003.2 1002.6 1004.8 1004.6 999.8 1002.1 1006.6 1006.3 1008.9 1014.3 1000.3 999.8 DAY 21 5 24 24 1 20 2 5 7 17 9 19 1986 1007.1 1007.7 1017.6 1008.7 1000.0 1000.5 1003.7 1004.9 1010.6 1009.7 1007.8 1003.9 1000.0 DAY 12 4 10 11 3 13 10 15 20 23 7 30 1987 1008.8 1010.6 1003.2 1003.8 1002.7 1004.1 1003.5 1003.5 1009.9 1015.0 1008.0 1005.5 1002.7 DAY 10 10 19 19 23 2 6 18 22 4 3 23 1988 1010.1 1006.5 998.0 1003.5 1002.5 1002.2 1003.6 1003.5 1002.9 1008.6 1007.3 997.1 997.1 DAY 31 29 3 23 28 15 15 29 9 30 28 26 1989 1009.8 1012.7 1003.8 1009.6 1005.2 1004.1 1004.1 1000.7 1007.2 1003.8 1010.3 1009.1 1000.7 DAY 1 1 27 15 6 10 31 1 1 2 30 11 1990 1010.1 1005.4 1009.7 1004.3 1004.0 1002.6 1004.0 1006.6 1002.5 1012.1 1010.1 1014.5 1002.5 DAY 23 16 11 12 13 27 27 7 14 26 1 17 1991 1011.7 1009.1 1010.3 1007.1 1001.7 1001.7 996.8 1004.4 1006.3 1012.0 1015.1 1009.3 996.8 DAY 31 1 7 4 22 11 7 11 19 25 4 1 1992 1008.4 1008.2 1004.0 1007.0 1002.9 1002.1 1004.9 1008.4 1008.0 1007.8 1003.0 1011.0 1002.1 DAY 30 19 30 13 9 17 23 24 25 24 25 14 1993 1008.6 1013.3 1003.3 1004.1 1006.7 1004.4 1004.8 1004.7 1006.2 1007.8 1008.2 1014.4 1003.3 DAY 8 21 8 11 31 7 24 12 3 1 10 5 1994 1008.9 999.0 1003.4 1006.5 1007.4 1005.1 1004.0 1005.3 1014.9 1013.0 1008.6 1008.2 999.0 DAY 16 1 7 24 3 16 20 1 1 14 26 4 1995 1011.9 1008.9 1002.0 1003.6 1008.0 997.2 1001.7 1003.5 1006.0 1010.4 1005.8 1012.6 997.2 DAY 11 8 25 19 7 29 16 12 19 4 24 22 1996 1011.4 1003.0 1010.8 1002.9 1005.6 1004.1 1006.2 1002.7 1000.1 1006.4 1018.2 1007.7 1000.1 DAY 6 9 2 18 29 1 24 8 8 27 6 25 1997 1011.9 1014.7 1004.7 1000.8 1002.2 1004.7 1002.1 1001.1 1002.6 1011.1 1010.0 1005.4 1000.8 DAY 6 22 24 5 4 30 11 5 2 26 5 9 1998 1006.5 1003.1 1006.4 1004.2 999.8 1006.5 1000.1 1006.9 1008.2 1006.4 1012.7 1013.9 999.8 DAY 30 14 30 21 21 23 5 31 24 1 1 11 1999 1007.1 1000.2 1005.7 1006.3 1007.8 999.3 1005.5 1004.2 1006.3 1009.5 1005.9 1011.4 999.3 DAY 9 20 21 13 18 25 22 13 16 11 25 15 2000 1001.0 1013.1 1009.2 1000.9 1006.6 1003.8 1003.3 999.0 1004.7 1015.1 1019.8 1009.8 999.0 DAY 21 1 19 10 26 5 8 3 7 10 6 21 2001 1017.4 997.5 1001.5 1005.7 1000.7 998.6 1005.0 1003.5 1005.8 1006.0 1008.2 1006.2 997.5 DAY 1 21 24 12 8 17 9 31 8 6 17 20 2002 1009.0 1004.1 1001.5 1004.8 1006.0 1003.1 1001.7 1002.7 1008.8 1008.0 1005.1 1002.8 1001.5 DAY 8 25 27 4 29 19 24 15 19 30 12 21 2003 1009.0 1005.4 1006.4 1002.5 1006.7 1004.7 1002.1 1007.0 1006.9 1005.0 1011.5 1004.9 1002.1 DAY 28 19 19 26 31 22 7 12 6 29 21 19 2004 1002.2 1000.0 1006.4 1004.4 1002.8 1005.4 1007.1 999.0 1007.8 1009.3 1003.1 1015.5 999.0 DAY 23 15 6 15 12 25 23 12 10 21 23 15 2005 1004.7 1007.7 1004.3 1007.8 1006.4 1001.5 998.2 1003.1 1007.6 1002.6 1014.1 1007.6 998.2 DAY 23 1 9 16 4 20 6 8 12 20 30 17 1952-2005 997.7 992.4 987.3 992.1 975.4 994.0 993.4 991.2 999.6 998.2 998.2 996.0 975.4 YEAR-DAY 68- 7 73-22 70-18 70-19 73-30 69-24 78- 1 70-27 75- 9 69-29 79-29 78-16 73-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 88 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 993.4 990.8 993.0 997.1 1002.2 1007.4 1005.6 ****** 1976 1000.7 1006.5 1005.0 999.5 998.0 997.2 992.4 993.9 997.8 1002.4 1008.5 1006.2 1000.7 1977 1008.5 1005.8 1005.2 997.4 998.8 993.2 992.1 994.8 1000.1 1003.6 1003.6 1005.1 1000.7 1978 1004.7 1005.6 1001.2 996.4 998.4 995.2 995.1 995.9 997.0 1003.8 1007.7 1001.7 1000.2 1979 1006.0 1002.0 1002.6 999.7 1000.9 997.7 994.2 995.6 1000.6 1001.9 1006.3 1002.3 1000.8 1980 1004.8 1006.3 1001.9 996.8 998.0 995.9 993.7 995.5 999.3 1002.7 1002.8 1003.3 1000.1 1981 1002.5 1002.7 999.5 999.7 998.2 996.8 994.4 995.5 1000.9 1004.9 1001.3 1002.9 999.9 1982 1004.7 1004.2 1002.3 999.4 1002.2 997.2 993.1 995.6 1001.2 1002.6 1007.7 1005.8 1001.3 1983 1003.9 1001.7 1003.6 1000.3 997.1 997.1 992.6 994.3 999.2 1003.7 1003.9 1006.4 1000.3 1984 1004.4 1011.8 1015.0 1013.7 1014.3 1012.5 1008.9 1009.5 1015.9 1020.8 1020.2 1028.2 1014.6 1985 1020.5 1013.1 1024.1 1014.1 1013.6 1009.8 1011.1 1012.9 1013.9 1019.9 1021.5 1021.3 1016.3 1986 1019.9 1019.5 1024.9 1018.4 1014.2 1009.2 1011.0 1012.4 1016.4 1019.8 1022.0 1021.0 1017.4 1987 1020.5 1021.7 1016.2 1018.1 1014.8 1011.6 1011.0 1010.6 1016.6 1024.6 1023.2 1019.8 1017.4 1988 1021.5 1021.3 1015.0 1017.0 1015.0 1008.1 1008.4 1010.7 1015.3 1019.9 1019.0 1017.3 1015.7 1989 1023.7 1025.9 1017.0 1018.4 1015.9 1011.3 1010.4 1010.1 1013.8 1018.8 1019.4 1020.3 1017.1 1990 1024.4 1020.5 1023.0 1014.9 1016.1 1010.2 1010.0 1012.2 1013.1 1019.7 1020.3 1023.2 1017.3 1991 1022.4 1023.2 1020.6 1016.6 1012.4 1011.6 1007.7 1010.2 1016.3 1019.5 1023.5 1018.9 1016.9 1992 1021.4 1017.6 1020.7 1016.3 1016.5 1009.6 1010.3 1014.8 1016.9 1019.2 1019.6 1021.1 1017.0 1993 1022.9 1024.3 1020.1 1015.8 1014.1 1011.4 1011.9 1012.6 1014.8 1024.0 1024.5 1024.2 1018.4 1994 1021.5 1022.0 1020.1 1017.9 1014.6 1011.3 1009.4 1010.8 1019.5 1021.9 1017.2 1023.0 1017.4 1995 1022.2 1021.8 1019.2 1014.2 1016.2 1010.5 1007.8 1010.0 1013.1 1021.0 1018.0 1023.7 1016.5 1996 1025.2 1021.3 1019.4 1018.7 1014.5 1012.8 1011.4 1011.1 1011.0 1018.3 1025.6 1020.8 1017.5 1997 1020.3 1022.8 1017.4 1013.5 1015.1 1009.5 1008.1 1009.8 1015.8 1016.3 1022.4 1020.3 1016.0 1998 1020.8 1022.0 1017.3 1014.9 1015.2 1012.2 1009.3 1011.2 1014.5 1020.2 1021.3 1023.6 1016.9 1999 1022.6 1017.0 1018.9 1017.6 1015.9 1011.1 1009.4 1009.3 1014.0 1017.7 1021.5 1023.8 1016.6 2000 1020.7 1021.0 1019.3 1013.3 1013.6 1011.4 1010.2 1010.2 1013.2 1021.2 1025.1 1021.0 1016.7 2001 1025.8 1019.3 1017.4 1015.7 1011.8 1010.8 1010.1 1011.1 1014.2 1019.4 1018.9 1020.5 1016.2 2002 1022.5 1021.6 1017.5 1014.9 1015.4 1010.6 1010.4 1009.4 1014.6 1017.1 1022.3 1023.5 1016.7 2003 1021.6 1018.6 1020.4 1018.4 1016.8 1012.7 1009.0 1012.0 1015.4 1016.0 1022.5 1023.3 1017.2 2004 1016.3 1018.0 1022.0 1017.0 1012.5 1011.8 1011.6 1009.5 1016.7 1021.1 1019.1 1022.7 1016.5 2005 1021.1 1021.6 1017.0 1019.0 1014.6 1011.7 1009.5 1010.8 1014.2 1019.8 1022.6 1023.2 1017.1 MEAN 1016.6 1016.0 1014.8 1011.6 1010.5 1006.6 1005.0 1006.3 1010.4 1015.0 1016.8 1016.9 1012.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 89 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 1001.1 997.3 1002.9 1007.5 1013.2 1023.0 1017.8 ****** DAY ** ** ** ** ** 17 14 18 18 20 14 4 1976 1014.7 1019.4 1015.6 1012.0 1005.7 1004.6 999.7 997.7 1005.6 1019.0 1018.8 1018.5 1019.4 DAY 9 20 27 2 1 26 6 11 11 31 13 19 1977 1019.8 1013.1 1020.3 1011.5 1003.9 998.9 997.7 1000.3 1011.1 1019.1 1011.5 1020.9 1020.9 DAY 5 22 9 1 2 9 21 23 30 23 26 13 1978 1019.3 1021.5 1011.6 1008.3 1010.1 1009.2 1003.6 1001.9 1005.2 1012.4 1016.9 1019.1 1021.5 DAY 13 5 19 12 3 8 7 21 26 10 5 24 1979 1020.1 1017.1 1016.0 1016.1 1008.2 1006.7 1001.2 1001.9 1007.5 1012.7 1016.0 1016.6 1020.1 DAY 18 18 5 27 25 10 20 3 21 9 11 22 1980 1014.1 1015.5 1011.6 1010.2 1011.2 1005.0 1001.4 1007.3 1006.3 1010.1 1013.4 1014.7 1015.5 DAY 15 24 15 1 16 11 18 30 26 21 3 20 1981 1015.5 1013.5 1015.3 1009.4 1011.0 1004.2 998.8 1000.1 1010.6 1013.4 1010.0 1013.5 1015.5 DAY 29 23 8 10 21 9 24 4 23 29 16 1 1982 1019.5 1019.1 1013.2 1012.4 1014.2 1002.3 1001.5 1001.8 1009.1 1019.2 1014.1 1015.3 1019.5 DAY 21 11 5 4 10 3 8 15 20 25 11 10 1983 1020.0 1011.4 1014.2 1007.9 1004.9 1005.1 1001.7 1001.8 1005.8 1011.6 1023.1 1017.0 1023.1 DAY 8 23 14 21 16 1 1 17 28 12 26 15 1984 1013.9 1022.9 1026.9 1025.0 1022.0 1019.4 1014.7 1015.0 1021.1 1031.6 1036.3 1036.8 1036.8 DAY 4 18 22 4 12 12 3 31 30 21 30 19 1985 1033.7 1029.9 1040.5 1032.7 1023.0 1016.2 1016.0 1019.0 1024.4 1030.9 1030.5 1035.9 1040.5 DAY 14 28 10 17 12 10 16 25 22 31 19 14 1986 1032.0 1027.6 1031.3 1027.3 1025.6 1015.7 1017.0 1015.6 1025.5 1029.1 1034.0 1039.3 1039.3 DAY 28 22 16 5 18 3 3 8 30 15 15 10 1987 1036.1 1035.3 1031.1 1027.4 1023.9 1018.4 1017.9 1017.1 1024.0 1033.2 1042.1 1038.0 1042.1 DAY 21 1 23 6 13 6 11 8 24 28 30 1 1988 1030.7 1036.5 1029.7 1031.9 1027.2 1014.0 1014.4 1018.9 1025.6 1028.9 1030.1 1027.5 1036.5 DAY 2 6 17 8 5 27 27 21 21 16 6 29 1989 1035.2 1035.2 1024.8 1026.2 1024.5 1016.9 1016.6 1019.0 1025.6 1031.2 1028.6 1025.5 1035.2 DAY 22 3 12 8 1 2 10 19 23 24 8 28 1990 1034.5 1034.0 1041.9 1027.6 1026.1 1017.0 1015.3 1017.3 1019.7 1035.9 1031.5 1033.7 1041.9 DAY 26 8 17 3 16 6 31 2 16 15 14 28 1991 1031.5 1033.6 1027.5 1026.4 1021.7 1018.8 1016.0 1016.7 1024.3 1026.9 1031.0 1031.7 1033.6 DAY 11 13 11 29 5 17 11 27 27 13 27 17 1992 1033.3 1028.6 1033.2 1023.0 1030.1 1017.8 1018.7 1024.2 1025.6 1029.0 1033.3 1027.2 1033.3 DAY 9 16 12 23 2 7 12 31 29 15 3 2 1993 1039.8 1035.7 1033.1 1026.2 1027.4 1025.3 1018.1 1017.3 1024.5 1030.8 1036.2 1035.1 1039.8 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1035.3 1037.9 1031.8 1034.6 1024.1 1015.8 1015.0 1015.3 1024.2 1031.5 1025.7 1035.1 1037.9 DAY 9 18 1 5 18 4 13 8 23 24 2 22 1995 1036.4 1030.6 1031.7 1026.2 1023.4 1017.3 1013.2 1015.4 1024.0 1035.5 1030.8 1035.3 1036.4 DAY 7 12 3 7 28 1 23 24 27 17 15 10 1996 1039.8 1031.5 1026.4 1032.2 1022.2 1020.9 1019.3 1022.5 1019.3 1030.8 1037.1 1030.7 1039.8 DAY 10 13 16 4 7 12 3 29 24 2 16 1 1997 1031.5 1032.4 1035.8 1025.0 1023.5 1015.5 1015.8 1016.7 1023.7 1024.9 1036.3 1031.9 1036.3 DAY 23 7 11 20 15 4 19 21 15 8 7 17 1998 1031.6 1037.9 1031.2 1025.8 1025.8 1017.3 1016.7 1015.3 1022.3 1037.3 1030.5 1034.2 1037.9 DAY 22 22 26 1 3 6 20 19 12 9 24 29 1999 1041.4 1028.9 1028.6 1026.3 1023.2 1020.3 1013.7 1016.9 1020.7 1027.2 1033.3 1035.7 1041.4 DAY 2 11 18 22 9 16 13 20 23 26 30 24 2000 1032.1 1035.5 1030.9 1023.2 1022.4 1022.1 1015.7 1015.3 1019.9 1027.5 1035.7 1031.3 1035.7 DAY 15 29 1 2 5 13 30 20 25 15 17 4 2001 1034.7 1036.7 1033.3 1032.3 1021.8 1018.3 1014.2 1017.8 1023.0 1031.3 1026.7 1030.9 1036.7 DAY 26 9 11 1 18 11 1 5 19 27 2 3 2002 1032.1 1035.3 1037.2 1023.9 1025.3 1018.4 1016.9 1018.3 1020.8 1024.0 1030.8 1040.9 1040.9 DAY 27 19 10 1 17 24 2 31 21 31 17 3 2003 1031.6 1030.3 1035.8 1029.4 1033.1 1025.6 1016.3 1016.2 1025.4 1024.8 1031.4 1040.4 1040.4 DAY 19 12 2 29 1 6 3 16 26 20 15 11 2004 1026.8 1023.2 1037.8 1026.4 1020.9 1023.2 1017.9 1014.4 1023.2 1030.6 1028.1 1036.5 1037.8 DAY 1 1 9 5 22 13 7 17 20 14 30 3 2005 1031.6 1033.3 1027.4 1037.3 1022.0 1018.5 1014.2 1016.5 1020.5 1032.5 1030.1 1037.5 1037.5 DAY 9 16 26 6 18 8 8 27 9 23 24 30 1952-2005 1041.4 1037.9 1041.9 1037.3 1033.1 1025.6 1019.3 1024.2 1025.6 1037.3 1042.1 1040.9 1042.1 YEAR-DAY 99- 2 94-18 90-17 5- 6 3- 1 3- 6 96- 3 92-31 92-29 98- 9 87-30 2- 3 87-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 90 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 986.3 985.1 985.3 987.7 989.1 996.7 986.9 ****** DAY ** ** ** ** ** 24 5 15 9 4 26 23 1976 989.7 993.1 990.5 988.5 985.6 987.3 984.5 988.9 989.1 992.9 992.3 991.0 984.5 DAY 6 5 13 17 21 10 11 22 27 16 25 10 1977 995.6 990.4 993.3 982.6 992.1 988.7 986.3 986.2 993.7 989.4 990.4 992.7 982.6 DAY 20 6 3 24 15 22 27 17 11 5 18 5 1978 988.9 990.6 988.8 983.5 988.5 983.1 982.2 987.3 991.7 994.3 996.3 983.1 982.2 DAY 21 17 24 10 30 21 1 14 2 31 8 16 1979 992.4 990.8 992.2 989.3 993.3 989.2 986.2 987.8 992.2 993.4 985.7 993.0 985.7 DAY 6 15 27 13 17 23 6 14 17 24 29 13 1980 990.0 994.7 984.9 986.8 988.4 988.3 987.2 986.3 992.3 988.9 991.6 989.6 984.9 DAY 29 18 19 4 14 4 6 19 21 4 9 28 1981 991.9 987.3 982.3 986.3 983.1 985.3 988.9 991.2 991.2 996.2 987.3 991.8 982.3 DAY 3 9 13 30 1 16 9 13 12 16 13 16 1982 989.2 989.4 987.3 988.0 993.8 988.7 988.1 988.6 996.8 990.8 992.1 997.8 987.3 DAY 9 4 2 27 20 1 30 1 11 18 6 31 1983 986.8 989.3 990.9 991.5 989.2 990.8 984.8 987.9 992.6 993.3 992.1 993.9 984.8 DAY 24 21 5 18 4 7 27 12 8 11 13 30 1984 993.9 993.2 1002.2 1005.0 1001.3 1005.8 1005.7 1002.1 1009.4 1006.3 1005.6 1010.8 993.2 DAY 8 8 1 16 28 10 29 15 8 17 12 14 1985 1009.3 1003.1 1002.6 1004.8 1004.5 999.7 1005.1 1006.6 1006.2 1008.8 1014.3 1000.3 999.7 DAY 21 5 24 24 1 20 19 5 7 17 9 19 1986 1007.1 1007.7 1017.5 1008.7 999.8 1001.4 1003.6 1004.8 1010.5 1009.6 1007.8 1003.9 999.8 DAY 12 4 10 11 3 13 10 15 20 23 8 30 1987 1008.8 1010.5 1003.2 1003.8 1002.5 1004.0 1003.4 1003.3 1009.8 1015.0 1007.9 1005.4 1002.5 DAY 10 10 19 19 23 2 6 18 22 4 3 23 1988 1010.0 1006.5 998.0 1003.3 1002.3 1002.1 1003.5 1003.4 1002.8 1008.6 1007.3 997.1 997.1 DAY 31 29 3 23 28 15 15 29 9 30 28 26 1989 1009.8 1012.8 1003.8 1009.6 1005.1 1004.0 1004.0 1000.6 1007.1 1003.7 1010.2 1009.1 1000.6 DAY 1 1 27 15 6 10 31 1 1 2 30 11 1990 1010.1 1005.4 1009.7 1004.2 1003.9 1002.5 1004.2 1006.5 1002.4 1012.0 1010.0 1014.5 1002.4 DAY 23 16 11 12 13 27 27 7 14 26 1 17 1991 1011.7 1009.1 1010.3 1007.0 1001.6 1001.6 996.7 1004.3 1006.2 1012.0 1015.1 1009.3 996.7 DAY 31 1 7 4 22 11 7 11 19 25 4 1 1992 1008.4 1008.2 1004.0 1006.9 1002.9 1002.0 1004.8 1008.3 1007.9 1007.7 1002.9 1011.0 1002.0 DAY 30 19 31 13 9 17 23 24 25 24 25 14 1993 1008.6 1013.3 1003.3 1004.0 1006.6 1004.3 1004.7 1004.6 1006.1 1007.7 1008.2 1014.4 1003.3 DAY 8 21 8 11 31 7 24 12 3 1 10 5 1994 1008.9 999.0 1003.4 1006.4 1007.3 1005.0 1003.9 1005.2 1014.8 1013.0 1008.6 1008.2 999.0 DAY 16 1 7 24 3 16 20 1 1 14 26 4 1995 1011.9 1008.9 1002.0 1003.5 1007.9 997.1 1001.6 1003.4 1005.9 1010.3 1005.8 1012.6 997.1 DAY 11 8 25 19 7 29 16 12 19 4 24 22 1996 1011.4 1003.0 1010.8 1002.9 1005.5 1004.0 1006.1 1002.6 1000.0 1006.3 1018.1 1007.7 1000.0 DAY 6 9 26 18 29 1 24 8 8 27 6 25 1997 1011.9 1014.7 1004.7 1000.8 1002.1 1004.6 1002.0 1001.0 1002.5 1011.1 1010.0 1005.4 1000.8 DAY 6 22 24 5 4 30 11 5 2 26 5 9 1998 1006.5 1003.1 1006.4 1004.1 999.7 1006.4 1000.0 1006.8 1008.1 1006.3 1012.7 1013.9 999.7 DAY 30 14 30 21 21 23 5 31 24 1 1 11 1999 1007.0 1000.2 1005.7 1006.3 1007.7 999.2 1005.4 1004.1 1006.2 1009.4 1005.9 1011.4 999.2 DAY 9 20 21 13 18 25 22 13 16 11 25 15 2000 1001.0 1013.1 1009.2 1000.8 1006.5 1003.7 1003.2 998.9 1004.6 1015.1 1019.7 1009.8 998.9 DAY 21 1 19 10 26 5 8 3 7 10 6 21 2001 1017.3 997.5 1001.4 1005.7 1000.6 998.5 1004.9 1003.4 1005.7 1005.9 1008.2 1006.2 997.5 DAY 1 21 24 12 8 17 9 31 8 6 17 20 2002 1009.0 1004.1 1001.4 1004.8 1005.9 1003.0 1001.6 1002.7 1008.8 1008.0 1005.1 1002.8 1001.4 DAY 8 25 27 4 29 19 24 15 19 30 12 21 2003 1009.0 1005.3 1006.4 1002.5 1006.7 1005.2 1002.1 1007.0 1006.9 1005.0 1011.5 1004.9 1002.1 DAY 28 19 19 26 31 18 7 12 6 29 21 19 2004 1002.2 1000.1 1006.3 1004.4 1002.8 1006.0 1007.1 999.0 1007.8 1009.2 1003.1 1015.5 999.0 DAY 23 15 6 15 12 9 23 12 10 21 23 12 2005 1004.7 1007.7 1004.4 1007.8 1006.4 1001.5 998.3 1003.1 1007.6 1002.6 1014.1 1007.6 998.3 DAY 23 1 9 16 4 20 6 8 12 20 30 17 1952-2005 986.8 987.3 982.3 982.6 983.1 983.1 982.2 985.3 987.7 988.9 985.7 983.1 982.2 YEAR-DAY 83-24 81- 9 81-13 77-24 81- 1 78-21 78- 1 75-15 75- 9 80- 4 79-29 78-16 78- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 91 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1001.5 1000.3 998.8 1000.2 995.1 992.8 992.7 998.9 1004.3 1009.2 1001.6 ****** 1967 1002.6 1004.2 999.6 998.4 998.5 996.2 993.8 993.5 997.4 1003.8 1000.6 998.3 998.9 1968 995.6 1001.7 1000.2 1001.0 997.9 994.6 992.7 992.1 995.1 1000.4 1002.4 1000.6 997.9 1969 1004.6 1006.2 999.9 999.2 997.1 992.0 993.3 994.8 997.6 1000.3 1003.7 999.7 999.0 1970 1001.6 999.2 1000.2 999.9 994.0 994.2 991.0 990.8 996.4 999.7 1000.9 1002.3 997.5 1971 1006.9 997.0 999.5 997.2 995.6 991.3 990.9 992.0 997.9 1001.4 1000.6 999.2 997.4 1972 1006.6 1008.7 1002.2 996.1 995.1 992.3 990.8 994.5 996.7 1000.1 1001.5 1008.0 999.4 1973 1006.1 998.9 1000.5 994.7 995.1 992.9 989.8 993.2 998.3 1000.2 999.9 1003.7 997.8 1974 1004.1 1005.8 1005.2 995.8 994.6 991.9 991.7 992.0 996.4 1001.6 1002.1 1001.3 998.5 1975 1003.4 1001.0 1000.0 998.4 994.5 991.2 988.6 990.9 994.7 1000.1 1005.3 1003.6 997.6 1976 998.5 1004.6 1003.1 997.9 996.1 995.1 990.5 992.0 995.8 1000.5 1006.3 1004.3 998.7 1977 1006.8 1004.0 1003.4 995.5 997.0 991.1 990.2 992.8 997.9 1001.5 1001.4 1002.9 998.7 1978 1003.0 1003.6 999.4 994.7 996.4 993.2 993.3 993.6 994.8 1001.5 1005.3 999.2 998.2 1979 1003.7 1000.5 1000.5 998.1 999.1 995.7 992.2 993.8 998.5 999.5 1003.9 1000.1 998.8 1980 1002.4 1004.1 999.8 994.9 996.2 993.9 991.6 993.2 996.9 1000.7 1000.7 1000.9 997.9 1981 1000.1 1000.7 997.6 997.6 996.7 994.9 992.6 993.3 998.6 1002.7 998.9 1000.6 997.9 1982 1002.1 1001.7 1000.6 997.0 1000.1 995.3 991.1 993.7 998.9 1000.9 1005.3 1003.4 999.2 1983 1001.7 999.2 1001.5 998.4 995.4 995.3 990.6 992.1 996.9 1001.4 1001.6 1003.7 998.2 1984 1001.6 1009.3 1012.8 1011.5 1012.4 1010.4 1006.8 1007.2 1013.7 1018.3 1017.7 1025.3 1012.2 1985 1017.9 1010.6 1021.8 1012.0 1011.4 1007.5 1009.0 1010.7 1011.5 1017.4 1018.9 1018.3 1013.9 1986 1017.0 1017.0 1022.3 1016.5 1012.3 1006.8 1008.9 1010.4 1014.1 1017.5 1019.5 1018.0 1015.0 1987 1018.1 1019.5 1014.1 1015.7 1012.2 1009.3 1008.7 1008.2 1014.0 1022.4 1020.5 1016.8 1015.0 1988 1018.9 1018.9 1012.6 1014.8 1012.6 1005.7 1006.3 1008.3 1012.9 1017.2 1016.1 1014.5 1013.2 1989 1020.6 1023.6 1014.8 1016.4 1013.5 1008.8 1007.9 1007.6 1011.2 1016.1 1016.7 1017.7 1014.6 1990 1021.7 1018.2 1020.8 1012.9 1013.4 1007.8 1007.7 1009.7 1010.3 1017.3 1017.7 1020.4 1014.8 1991 1019.5 1020.9 1018.5 1014.4 1010.7 1009.5 1005.3 1007.7 1013.9 1017.0 1020.7 1015.8 1014.5 1992 1018.8 1015.0 1018.3 1014.1 1014.5 1007.2 1008.1 1012.6 1014.5 1016.2 1016.9 1018.2 1014.5 1993 1020.2 1021.6 1017.7 1013.3 1012.1 1009.2 1009.6 1010.3 1012.0 1021.5 1022.0 1021.3 1015.9 1994 1018.8 1019.6 1017.9 1015.5 1012.4 1009.0 1006.9 1008.2 1017.3 1019.4 1014.4 1020.1 1015.0 1995 1019.5 1019.5 1017.0 1012.3 1014.1 1008.4 1005.6 1007.6 1010.6 1018.7 1014.8 1020.9 1014.1 1996 1022.5 1018.7 1017.2 1016.6 1012.4 1010.6 1009.1 1008.8 1008.4 1015.9 1022.8 1017.9 1015.1 1997 1017.2 1020.4 1015.0 1011.0 1012.8 1007.3 1005.8 1007.3 1013.3 1013.9 1019.5 1017.3 1013.4 1998 1018.1 1019.5 1015.0 1012.8 1013.2 1009.9 1006.9 1008.8 1011.9 1017.5 1018.4 1020.7 1014.4 1999 1019.9 1014.4 1016.7 1015.6 1013.3 1008.7 1007.2 1006.9 1011.4 1015.3 1018.7 1021.0 1014.1 2000 1017.4 1018.5 1017.0 1011.4 1011.1 1009.0 1008.0 1007.8 1010.6 1018.5 1022.4 1018.1 1014.2 2001 1023.2 1016.6 1015.0 1013.3 1009.4 1008.5 1007.8 1008.6 1011.6 1016.6 1016.2 1017.7 1013.7 2002 1019.4 1019.3 1014.9 1012.5 1013.0 1008.3 1007.9 1007.0 1011.9 1014.1 1019.4 1020.5 1014.0 2003 1018.6 1015.8 1017.8 1016.2 1014.7 1010.1 1006.7 1009.3 1012.7 1013.0 1020.1 1020.4 1014.6 2004 1013.6 1015.5 1019.6 1014.6 1010.3 1009.5 1009.4 1007.0 1014.2 1018.3 1016.2 1019.9 1014.0 2005 1018.3 1019.1 1014.8 1016.8 1012.7 1009.2 1007.2 1008.3 1011.5 1017.1 1019.8 1019.9 1014.6 MEAN 1011.6 1010.9 1009.6 1006.6 1005.3 1001.9 1000.4 1001.5 1005.5 1010.0 1011.5 1011.3 1007.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 92 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.5 1011.9 1010.9 1010.0 999.8 1000.6 996.9 1005.8 1013.9 1017.1 1014.5 ****** DAY ** 23 2 5 18 3 8 31 21 17 23 30 1967 1013.2 1018.5 1011.1 1009.8 1006.4 1002.5 1001.4 997.8 1006.7 1013.7 1010.6 1009.4 1018.5 DAY 26 3 1 9 3 26 22 15 24 15 30 12 1968 1007.9 1017.9 1015.3 1007.5 1003.9 1004.5 998.2 997.4 1002.3 1010.4 1012.4 1010.3 1017.9 DAY 19 5 26 6 22 8 13 24 17 27 21 31 1969 1019.9 1017.2 1011.8 1008.2 1006.3 1001.5 998.4 1001.6 1009.9 1012.1 1012.5 1007.0 1019.9 DAY 6 10 12 4 21 1 2 31 13 26 10 25 1970 1011.4 1008.6 1009.7 1012.8 1003.8 1005.9 995.6 999.0 1005.5 1011.6 1016.0 1009.6 1016.0 DAY 2 16 5 22 9 11 31 31 18 31 14 30 1971 1017.6 1009.8 1011.8 1008.6 1003.4 999.9 995.8 997.4 1006.1 1011.9 1010.3 1012.7 1017.6 DAY 8 1 6 9 2 17 11 25 23 31 20 28 1972 1017.1 1022.1 1015.7 1006.7 1007.2 1000.7 996.0 1000.4 1005.4 1005.5 1010.4 1017.6 1022.1 DAY 31 22 20 1 23 17 16 24 17 26 11 23 1973 1023.0 1011.3 1015.1 1006.9 1005.0 999.6 996.7 998.6 1011.9 1010.4 1015.0 1015.2 1023.0 DAY 25 2 9 10 7 4 22 7 26 22 20 21 1974 1019.0 1016.4 1016.7 1006.6 1001.8 997.4 997.7 999.9 1002.2 1007.6 1010.8 1006.2 1019.0 DAY 5 3 9 25 9 8 31 26 24 13 17 3 1975 1022.0 1013.6 1011.1 1008.8 999.8 998.4 995.2 1000.8 1006.0 1011.6 1021.0 1015.6 1022.0 DAY 14 19 13 3 3 17 14 18 18 20 14 4 1976 1013.1 1018.2 1013.6 1009.8 1004.1 1002.7 997.6 995.4 1003.5 1016.7 1016.4 1018.3 1018.3 DAY 9 20 27 2 1 26 6 11 11 31 13 18 1977 1017.3 1011.1 1019.6 1009.6 1002.1 997.5 995.3 998.3 1009.5 1016.6 1009.9 1017.5 1019.6 DAY 5 22 9 1 9 9 21 23 30 23 26 13 1978 1017.2 1020.3 1010.0 1006.3 1008.8 1006.1 1000.8 999.8 1005.9 1010.4 1014.3 1018.2 1020.3 DAY 13 5 19 13 2 8 7 21 26 10 5 23 1979 1018.4 1015.4 1014.1 1014.1 1007.7 1005.6 998.4 1000.0 1005.0 1010.1 1014.0 1014.9 1018.4 DAY 18 18 4 27 24 10 20 3 21 9 11 22 1980 1013.0 1014.6 1010.0 1008.0 1010.0 1003.3 998.7 1004.6 1003.8 1007.7 1010.6 1011.9 1014.6 DAY 31 2 7 1 16 11 18 30 26 21 3 20 1981 1013.3 1010.3 1012.5 1006.9 1010.1 1002.9 997.0 997.9 1007.2 1011.6 1007.8 1010.6 1013.3 DAY 29 23 8 10 21 9 29 4 23 29 15 1 1982 1016.8 1016.9 1011.6 1009.3 1012.6 1001.6 999.0 1000.0 1007.0 1016.0 1012.1 1012.0 1016.9 DAY 21 11 5 4 10 6 8 15 20 25 11 10 1983 1017.3 1009.1 1011.8 1006.0 1002.5 1002.6 999.8 1000.3 1004.0 1008.7 1019.1 1014.0 1019.1 DAY 8 9 14 21 15 1 1 17 27 12 26 15 1984 1009.7 1020.8 1026.3 1022.7 1020.2 1017.9 1013.4 1013.1 1019.2 1028.7 1034.2 1034.4 1034.4 DAY 4 18 9 4 12 12 3 30 30 21 30 18 1985 1031.6 1026.0 1038.1 1029.7 1022.2 1013.8 1014.2 1017.0 1022.0 1028.4 1029.4 1032.4 1038.1 DAY 14 28 10 17 12 9 16 25 22 31 19 14 1986 1029.4 1024.9 1030.3 1025.7 1023.2 1013.2 1014.6 1013.3 1022.1 1026.8 1033.0 1036.2 1036.2 DAY 28 13 16 5 18 2 3 30 17 15 15 10 1987 1033.2 1030.9 1028.4 1026.2 1022.1 1016.2 1016.4 1014.6 1022.4 1030.9 1038.8 1034.4 1038.8 DAY 20 1 23 6 13 6 10 8 23 28 30 1 1988 1029.3 1034.2 1025.2 1031.4 1025.6 1011.3 1012.5 1016.7 1023.5 1027.3 1028.8 1023.8 1034.2 DAY 2 6 17 8 5 27 27 21 21 16 5 23 1989 1032.7 1032.4 1023.5 1023.2 1021.2 1014.3 1013.7 1016.7 1023.5 1028.1 1025.7 1022.8 1032.7 DAY 28 3 12 8 1 6 10 19 22 23 7 18 1990 1031.4 1030.6 1039.0 1024.5 1023.7 1015.1 1012.5 1015.0 1017.6 1033.4 1027.7 1031.6 1039.0 DAY 26 8 17 3 15 6 31 2 16 15 14 28 1991 1028.3 1031.9 1025.8 1024.5 1019.7 1017.3 1014.6 1014.5 1021.3 1024.2 1028.2 1026.5 1031.9 DAY 11 13 11 28 4 17 11 27 27 13 27 17 1992 1031.4 1025.6 1030.5 1021.9 1028.5 1014.8 1016.3 1020.4 1024.0 1027.0 1030.5 1025.6 1031.4 DAY 4 15 12 30 2 6 12 31 29 15 3 2 1993 1037.0 1033.8 1029.6 1024.0 1024.9 1023.4 1016.6 1014.9 1022.6 1028.4 1033.5 1031.5 1037.0 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1033.3 1035.5 1028.4 1031.4 1022.0 1013.8 1012.9 1013.3 1022.3 1028.7 1022.9 1032.2 1035.5 DAY 9 18 1 5 18 4 13 8 23 24 9 7 1995 1032.8 1028.1 1028.9 1021.9 1020.9 1014.7 1011.1 1013.2 1020.9 1034.4 1028.1 1032.3 1034.4 DAY 7 12 2 7 28 1 23 24 27 17 15 10 1996 1036.9 1029.2 1024.7 1029.9 1020.1 1018.9 1017.8 1020.0 1016.7 1027.1 1034.4 1028.7 1036.9 DAY 10 13 16 4 26 11 3 29 24 2 16 1 1997 1030.3 1030.3 1033.0 1020.7 1021.8 1014.0 1013.9 1014.4 1021.3 1022.2 1033.3 1029.0 1033.3 DAY 23 7 11 20 15 3 19 21 15 8 7 17 1998 1029.6 1036.7 1028.9 1023.2 1023.6 1014.5 1015.1 1012.7 1020.4 1035.3 1027.9 1031.7 1036.7 DAY 22 22 26 12 3 5 20 18 12 9 24 29 1999 1037.5 1026.6 1029.5 1024.4 1020.6 1019.0 1011.6 1014.1 1020.1 1024.9 1031.4 1033.6 1037.5 DAY 2 11 18 22 9 16 18 20 23 26 30 24 2000 1029.5 1033.6 1027.4 1021.3 1020.0 1019.3 1013.1 1013.3 1018.1 1025.3 1031.7 1028.7 1033.6 DAY 14 29 1 1 5 13 30 8 25 15 16 4 2001 1033.0 1033.8 1030.7 1030.2 1020.5 1016.5 1011.8 1015.4 1021.7 1027.7 1023.9 1028.8 1033.8 DAY 26 9 1 1 18 1 15 5 19 27 23 21 2002 1029.9 1031.6 1035.6 1020.5 1022.5 1017.4 1014.7 1016.0 1018.1 1020.7 1027.8 1037.5 1037.5 DAY 27 18 6 1 17 24 1 31 29 31 16 3 2003 1027.6 1029.8 1033.6 1027.8 1031.5 1022.6 1014.8 1013.6 1022.8 1022.6 1030.0 1039.3 1039.3 DAY 19 12 2 30 1 6 3 16 26 20 22 11 2004 1022.6 1020.9 1035.9 1024.8 1019.7 1021.6 1015.7 1011.4 1021.0 1029.5 1025.2 1031.6 1035.9 DAY 1 4 8 5 21 13 7 17 20 14 28 3 2005 1028.6 1030.6 1026.4 1034.8 1020.2 1016.1 1012.1 1014.4 1019.0 1030.1 1027.0 1034.5 1034.8 DAY 9 16 26 6 18 7 8 29 9 23 14 30 1952-2005 1037.5 1036.7 1039.0 1034.8 1031.5 1023.4 1017.8 1020.4 1024.0 1035.3 1038.8 1039.3 1039.3 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 93 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 993.6 985.6 987.3 993.4 985.0 986.2 986.4 991.3 995.4 994.4 985.5 ****** DAY ** 28 28 13 25 13 5 29 11 15 30 18 1967 992.4 983.7 989.5 982.4 988.9 990.3 989.3 989.3 989.9 993.0 991.3 984.6 982.4 DAY 15 24 17 25 28 3 10 20 18 11 23 23 1968 979.8 990.3 983.7 990.6 990.1 986.9 986.8 984.6 989.6 986.4 996.0 988.6 979.8 DAY 10 21 14 23 20 5 31 16 9 25 27 27 1969 990.9 991.8 983.6 981.8 987.6 981.3 983.0 987.9 987.2 985.5 991.9 987.8 981.3 DAY 19 13 19 17 14 24 14 4 7 29 7 31 1970 991.7 983.8 986.8 978.5 985.2 988.0 985.8 979.9 989.0 987.0 993.9 992.0 978.5 DAY 30 19 18 19 26 20 13 27 8 6 3 6 1971 993.3 981.3 988.4 979.0 987.4 981.1 986.4 987.3 990.0 990.3 989.8 988.0 979.0 DAY 13 27 28 14 26 21 4 18 8 7 18 13 1972 994.0 996.0 992.6 988.5 979.4 982.6 984.1 987.7 988.9 995.7 988.7 993.0 979.4 DAY 13 16 18 22 6 30 6 17 13 20 3 16 1973 988.1 977.2 989.3 982.1 982.7 985.8 984.0 986.1 991.0 992.0 988.6 988.6 977.2 DAY 13 22 16 21 30 27 29 9 9 24 1 17 1974 984.8 993.7 985.0 981.2 986.8 985.3 983.6 983.1 986.6 992.9 990.9 991.2 981.2 DAY 21 12 17 20 22 24 3 16 2 27 26 6 1975 993.4 984.8 983.2 988.6 989.2 984.8 981.9 983.1 984.5 986.4 994.8 989.3 981.9 DAY 5 10 27 30 1 24 5 15 9 9 26 27 1976 987.6 992.8 988.1 985.0 986.0 984.2 983.0 986.9 987.2 991.1 990.4 987.1 983.0 DAY 6 8 13 17 20 10 11 22 27 16 25 10 1977 997.4 989.3 991.2 979.3 990.6 986.3 984.8 984.9 991.5 990.0 990.0 990.5 979.3 DAY 19 6 3 24 15 22 27 26 11 17 18 5 1978 992.1 987.6 984.5 983.0 985.8 979.7 979.7 987.7 988.0 990.6 995.6 981.0 979.7 DAY 21 17 24 25 31 21 1 5 30 31 8 16 1979 990.0 988.2 989.0 988.3 991.4 986.9 983.7 986.7 990.5 989.6 983.4 988.8 983.4 DAY 4 15 27 19 17 23 6 14 17 4 29 1 1980 988.2 993.6 985.8 984.8 987.2 986.2 985.7 983.6 990.3 989.8 989.2 988.5 983.6 DAY 29 18 2 26 14 4 6 19 21 4 9 28 1981 989.7 985.5 980.8 982.0 983.5 984.1 987.4 988.6 989.2 994.4 984.3 989.0 980.8 DAY 11 9 13 30 1 16 9 28 12 16 13 18 1982 987.8 986.8 986.1 985.7 991.1 988.2 985.4 987.3 994.1 988.9 990.1 993.0 985.4 DAY 8 4 2 27 14 1 31 1 13 18 6 31 1983 985.6 985.7 989.6 990.2 988.0 989.6 983.3 986.0 991.4 990.9 991.3 992.7 983.3 DAY 24 21 5 18 4 7 27 11 8 11 12 11 1984 991.3 990.5 1002.3 1000.7 1000.9 1002.6 1003.0 1001.2 1007.4 1003.0 1004.8 1007.3 990.5 DAY 8 8 2 16 28 10 15 15 8 18 12 14 1985 1006.0 998.1 1004.2 1003.2 1003.0 997.4 1003.0 1003.5 1003.0 1005.6 1010.8 998.5 997.4 DAY 2 5 24 24 1 20 19 5 14 20 26 19 1986 1004.1 1004.9 1014.8 1006.7 1001.3 999.5 1002.4 1003.3 1008.7 1006.7 1005.3 1001.5 999.5 DAY 12 4 31 11 4 13 9 15 15 23 7 27 1987 1006.0 1005.2 999.7 999.3 1001.5 1002.2 1000.7 1001.6 1007.4 1012.1 1005.3 1001.3 999.3 DAY 2 10 19 19 23 19 6 15 5 2 3 23 1988 1008.5 1001.5 995.5 1003.3 1001.0 999.1 1000.6 1001.0 1001.5 1004.7 1003.3 993.0 993.0 DAY 28 1 3 23 28 15 15 29 9 20 28 27 1989 1005.2 1012.6 1002.7 1008.0 1002.3 1001.7 1000.9 998.2 1004.1 1002.2 1006.9 1007.2 998.2 DAY 1 23 27 15 6 10 31 1 12 2 18 11 1990 1009.2 1002.3 1006.1 1003.1 1000.6 1000.4 1001.3 1003.8 1001.1 1010.3 1009.2 1012.3 1000.4 DAY 4 15 11 12 2 26 27 7 13 25 9 17 1991 1007.7 1008.1 1006.5 1005.6 1000.9 999.7 993.7 1002.4 1003.4 1009.4 1011.0 1005.0 993.7 DAY 31 17 6 4 22 11 7 11 19 25 4 1 1992 1004.4 1006.6 1001.7 1006.1 1001.1 997.9 1002.4 1005.7 1005.4 1006.0 1004.5 1008.8 997.9 DAY 30 19 30 22 9 17 9 24 25 26 22 14 1993 1006.0 1012.7 1005.5 1000.5 1004.4 1002.3 1001.8 1002.3 1002.0 1005.0 1005.2 1011.2 1000.5 DAY 8 27 8 11 31 16 24 12 3 1 10 13 1994 1004.3 1001.4 1003.1 1004.0 1005.9 1002.6 1001.3 1002.3 1013.0 1009.6 1006.4 1005.3 1001.3 DAY 16 1 7 23 3 1 20 1 1 14 26 3 1995 1008.8 1004.3 1000.9 1002.2 1005.8 994.6 1000.1 1002.3 1003.8 1008.1 1002.6 1011.1 994.6 DAY 11 8 25 19 7 29 16 12 19 3 24 22 1996 1006.6 998.1 1005.6 999.5 1003.5 1002.6 1003.4 1000.3 998.4 1005.2 1015.5 1003.9 998.1 DAY 6 9 2 18 24 1 24 8 8 27 6 25 1997 1008.7 1011.3 1002.6 999.5 998.1 1002.2 1000.7 999.4 1001.2 1007.9 1008.7 1001.8 998.1 DAY 15 22 23 9 4 12 1 5 2 6 5 9 1998 1003.7 1001.7 1002.5 1002.1 998.8 1004.8 997.1 1004.5 1005.0 1003.6 1008.1 1011.6 997.1 DAY 30 14 17 21 21 23 5 26 23 1 1 23 1999 1004.6 995.8 1002.1 1003.1 1004.8 997.0 1003.3 1002.1 1003.1 1008.7 1004.1 1008.6 995.8 DAY 9 20 21 13 18 25 30 5 15 18 25 15 2000 999.2 1009.6 1009.0 1005.0 1004.1 1002.5 1002.1 997.4 1002.6 1012.0 1017.4 1005.8 997.4 DAY 21 1 19 21 26 5 8 3 7 10 6 21 2001 1015.6 993.5 999.3 1004.2 997.2 996.4 1002.3 1001.5 1003.4 1002.8 1003.2 1006.2 993.5 DAY 10 21 24 12 8 17 9 31 8 6 17 20 2002 1007.0 1002.6 1001.3 997.3 1003.3 999.8 998.4 999.4 1006.0 1005.4 1004.1 1001.7 997.3 DAY 7 25 27 3 29 19 24 8 19 21 12 21 2003 1005.1 999.7 999.5 1000.2 1004.1 1003.4 999.4 1004.2 1003.2 1002.1 1009.7 1003.0 999.4 DAY 28 20 19 26 30 22 7 12 6 27 21 19 2004 998.1 996.8 1003.4 1001.2 1000.4 1002.9 1005.2 997.4 1002.6 1005.3 1000.4 1011.8 996.8 DAY 23 15 6 15 11 17 10 12 10 21 23 12 2005 1002.7 1004.8 1002.3 1006.4 1003.5 997.7 997.7 1000.9 1005.7 1001.7 1010.4 1004.9 997.7 DAY 23 1 9 16 3 20 6 8 12 20 30 17 1952-2005 979.8 977.2 980.8 978.5 979.4 979.7 979.7 979.9 984.5 985.5 983.4 981.0 977.2 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 73-22 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 94 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.8 1001.6 1000.0 1001.5 996.3 994.0 994.0 1000.2 1005.6 1010.5 1002.9 ****** 1967 1003.9 1005.5 1000.9 999.7 999.8 997.5 995.0 994.8 998.6 1005.1 1001.8 999.6 1000.2 1968 996.9 1003.0 1001.4 1002.3 999.2 995.9 994.0 993.4 996.4 1001.7 1003.7 1001.9 999.1 1969 1005.9 1007.5 1001.2 1000.4 998.3 993.2 994.6 996.1 998.9 1001.6 1004.9 1001.0 1000.3 1970 1002.9 1000.5 1001.5 1001.1 995.2 995.5 992.3 992.1 997.7 1001.0 1002.2 1003.6 998.8 1971 1008.2 998.3 1000.8 998.5 996.9 992.5 992.2 993.2 999.2 1002.7 1001.9 1000.5 998.7 1972 1007.9 1010.0 1003.5 997.4 996.4 993.6 992.0 995.7 998.0 1001.4 1002.8 1009.3 1000.7 1973 1007.4 1000.1 1001.8 995.9 996.4 994.2 991.1 994.5 999.6 1001.5 1001.2 1005.0 999.1 1974 1005.4 1007.1 1006.5 997.1 995.9 993.1 993.0 993.3 997.7 1002.9 1003.4 1002.5 999.8 1975 1004.7 1002.2 1001.2 999.6 995.8 992.5 989.9 992.2 996.0 1001.4 1006.6 1004.9 998.9 1976 999.8 1005.9 1004.4 999.1 997.3 996.4 991.8 993.2 997.1 1001.8 1007.6 1005.5 1000.0 1977 1008.1 1005.3 1004.6 996.8 998.3 992.4 991.4 994.0 999.2 1002.8 1002.7 1004.2 1000.0 1978 1004.3 1004.9 1000.7 996.0 997.7 994.5 994.6 994.8 996.0 1002.8 1006.6 1000.4 999.4 1979 1004.9 1001.8 1001.8 999.4 1000.4 997.0 993.5 995.1 999.7 1000.8 1005.2 1001.4 1000.1 1980 1003.7 1005.4 1001.0 996.2 997.5 995.2 992.8 994.5 998.1 1002.0 1002.0 1002.2 999.2 1981 1001.4 1001.9 998.8 998.9 998.0 996.2 993.9 994.6 999.9 1004.0 1000.2 1001.9 999.1 1982 1003.3 1003.0 1001.9 998.3 1001.4 996.5 992.4 995.0 1000.2 1002.1 1006.6 1004.6 1000.5 1983 1003.0 1000.5 1002.8 999.7 996.7 996.6 991.8 993.3 998.2 1002.7 1002.9 1005.0 999.4 1984 1002.9 1010.6 1014.1 1012.8 1013.7 1011.7 1008.1 1008.4 1015.0 1019.6 1019.0 1026.7 1013.5 1985 1019.2 1011.9 1023.1 1013.3 1012.7 1008.8 1010.3 1011.9 1012.8 1018.7 1020.2 1019.6 1015.2 1986 1018.3 1018.3 1023.6 1017.8 1013.5 1008.1 1010.2 1011.7 1015.4 1018.8 1020.9 1019.3 1016.3 1987 1019.4 1020.8 1015.4 1017.0 1013.5 1010.6 1009.9 1009.5 1015.3 1023.7 1021.8 1018.1 1016.3 1988 1020.2 1020.2 1013.9 1016.1 1013.9 1007.0 1007.5 1009.6 1014.2 1018.5 1017.4 1015.8 1014.5 1989 1021.9 1024.9 1016.1 1017.7 1014.8 1010.1 1009.2 1008.8 1012.5 1017.4 1018.0 1019.0 1015.9 1990 1023.0 1019.5 1022.1 1014.2 1014.7 1009.1 1009.0 1011.0 1011.6 1018.6 1019.0 1021.7 1016.1 1991 1020.8 1022.2 1019.8 1015.7 1012.0 1010.7 1006.6 1009.0 1015.2 1018.3 1022.0 1017.1 1015.8 1992 1020.1 1016.3 1019.6 1015.4 1015.8 1008.5 1009.4 1013.8 1015.8 1017.5 1018.2 1019.5 1015.8 1993 1021.5 1022.9 1019.0 1014.6 1013.4 1010.5 1010.9 1011.5 1013.3 1022.8 1023.3 1022.6 1017.2 1994 1020.1 1020.9 1019.2 1016.8 1013.7 1010.3 1008.2 1009.5 1018.6 1020.7 1015.7 1021.4 1016.3 1995 1020.8 1020.8 1018.3 1013.6 1015.4 1009.6 1006.9 1008.9 1011.9 1020.0 1016.1 1022.2 1015.4 1996 1023.8 1020.0 1018.5 1017.9 1013.7 1011.9 1010.4 1010.1 1009.7 1017.2 1024.2 1019.2 1016.4 1997 1018.5 1021.7 1016.3 1012.3 1014.1 1008.6 1007.1 1008.6 1014.6 1015.2 1020.8 1018.6 1014.7 1998 1019.4 1020.8 1016.3 1014.1 1014.5 1011.2 1008.2 1010.1 1013.2 1018.8 1019.7 1022.0 1015.7 1999 1021.2 1015.7 1018.0 1016.9 1014.6 1010.0 1008.4 1008.2 1012.7 1016.6 1020.0 1022.3 1015.4 2000 1018.7 1019.8 1018.3 1012.7 1012.4 1010.3 1009.3 1009.1 1011.9 1019.8 1023.7 1019.4 1015.4 2001 1024.5 1017.9 1016.3 1014.6 1010.7 1009.8 1009.1 1009.9 1012.9 1017.9 1017.5 1019.0 1015.0 2002 1020.7 1020.6 1016.2 1013.8 1014.3 1009.6 1009.2 1008.3 1013.2 1015.4 1020.7 1021.8 1015.3 2003 1019.9 1017.1 1019.1 1017.5 1016.0 1011.4 1008.0 1010.6 1014.0 1014.3 1021.4 1021.7 1015.9 2004 1014.9 1016.8 1020.9 1015.8 1011.6 1010.8 1010.6 1008.3 1015.5 1019.6 1017.5 1021.2 1015.3 2005 1019.6 1020.4 1016.1 1018.1 1014.0 1010.5 1008.5 1009.6 1012.8 1018.4 1021.1 1021.2 1015.8 MEAN 1012.8 1012.1 1010.9 1007.9 1006.6 1003.2 1001.6 1002.8 1006.8 1011.3 1012.8 1012.6 1008.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 95 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1011.8 1013.2 1012.2 1011.3 1001.1 1001.9 998.2 1007.1 1015.2 1018.4 1015.8 ****** DAY ** 23 2 5 18 3 8 31 21 17 23 30 1967 1014.5 1019.8 1012.4 1011.1 1007.7 1003.8 1002.7 999.1 1008.0 1015.0 1011.9 1010.7 1019.8 DAY 26 3 1 9 3 26 22 15 24 15 30 12 1968 1009.2 1019.2 1016.6 1008.8 1005.2 1005.8 999.5 998.7 1003.6 1011.7 1013.7 1011.6 1019.2 DAY 19 5 26 6 22 8 13 24 17 27 21 31 1969 1021.2 1018.5 1013.1 1009.5 1007.6 1002.8 999.7 1002.9 1011.2 1013.4 1013.8 1008.3 1021.2 DAY 6 10 12 4 21 1 2 31 13 26 10 25 1970 1012.7 1009.9 1011.0 1014.1 1005.1 1007.2 996.9 1000.3 1006.8 1012.9 1017.3 1010.9 1017.3 DAY 2 16 5 22 9 11 31 31 18 31 14 30 1971 1018.9 1011.1 1013.1 1009.9 1004.7 1001.2 997.1 998.7 1007.4 1013.2 1011.6 1014.0 1018.9 DAY 8 1 6 9 2 17 11 25 23 31 20 28 1972 1018.4 1023.4 1017.0 1008.0 1008.5 1002.0 997.3 1001.7 1006.7 1006.8 1011.7 1018.9 1023.4 DAY 31 22 20 1 23 17 16 24 17 26 11 23 1973 1024.3 1012.6 1016.4 1008.2 1006.3 1000.9 998.0 999.9 1013.2 1011.7 1016.3 1016.5 1024.3 DAY 25 2 9 10 7 4 22 7 26 22 20 21 1974 1020.3 1017.7 1018.0 1007.9 1003.1 998.7 999.0 1001.2 1003.5 1008.9 1012.1 1007.5 1020.3 DAY 5 3 9 25 9 8 31 26 24 13 17 3 1975 1023.3 1014.9 1012.4 1010.1 1001.1 999.7 996.5 1002.1 1007.3 1012.9 1022.3 1016.9 1023.3 DAY 14 19 13 3 3 17 14 18 18 20 14 4 1976 1014.4 1019.5 1014.9 1011.1 1005.4 1004.0 998.9 996.7 1004.8 1018.0 1017.7 1019.6 1019.6 DAY 9 20 27 2 1 26 6 11 11 31 13 18 1977 1018.6 1012.4 1020.9 1010.9 1003.4 998.8 996.6 999.6 1010.8 1017.9 1011.2 1018.8 1020.9 DAY 5 22 9 1 9 9 21 23 30 23 26 13 1978 1018.5 1021.6 1011.3 1007.6 1010.1 1007.4 1002.1 1001.1 1007.2 1011.7 1015.6 1019.5 1021.6 DAY 13 5 19 13 2 8 7 21 26 10 5 23 1979 1019.7 1016.7 1015.4 1015.4 1009.0 1006.9 999.7 1001.3 1006.3 1011.4 1015.3 1016.2 1019.7 DAY 18 18 4 27 24 10 20 3 21 9 11 22 1980 1014.3 1015.9 1011.3 1009.3 1011.3 1004.6 1000.0 1005.9 1005.1 1009.0 1011.9 1013.2 1015.9 DAY 31 2 7 1 16 11 18 30 26 21 3 20 1981 1014.6 1011.6 1013.8 1008.2 1011.4 1004.2 998.3 999.2 1008.5 1012.9 1009.1 1011.9 1014.6 DAY 29 23 8 10 21 9 29 4 23 29 15 1 1982 1018.1 1018.2 1012.9 1010.6 1013.9 1002.9 1000.3 1001.3 1008.3 1017.3 1013.4 1013.3 1018.2 DAY 21 11 5 4 10 6 8 15 20 25 11 10 1983 1018.6 1010.4 1013.1 1007.3 1003.8 1003.9 1001.1 1001.6 1005.3 1010.0 1020.4 1015.3 1020.4 DAY 8 9 14 21 15 1 1 17 27 12 26 15 1984 1011.0 1022.1 1027.6 1024.0 1021.5 1019.2 1014.7 1014.4 1020.5 1030.0 1035.5 1035.7 1035.7 DAY 4 18 9 4 12 12 3 30 30 21 30 18 1985 1032.9 1027.3 1039.4 1031.0 1023.5 1015.1 1015.5 1018.3 1023.3 1029.7 1030.7 1033.7 1039.4 DAY 14 28 10 17 12 9 16 25 22 31 19 14 1986 1030.7 1026.2 1031.6 1027.0 1024.5 1014.5 1015.9 1014.6 1023.4 1028.1 1034.3 1037.5 1037.5 DAY 28 13 16 5 18 2 3 30 17 15 15 10 1987 1034.5 1032.2 1029.7 1027.5 1023.4 1017.5 1017.7 1015.9 1023.7 1032.2 1040.1 1035.7 1040.1 DAY 20 1 23 6 13 6 10 8 23 28 30 1 1988 1030.6 1035.5 1026.5 1032.7 1026.9 1012.6 1013.8 1018.0 1024.8 1028.6 1030.1 1025.1 1035.5 DAY 2 6 17 8 5 27 27 21 21 16 5 23 1989 1034.0 1033.7 1024.8 1024.5 1022.5 1015.6 1015.0 1018.0 1024.8 1029.4 1027.0 1024.1 1034.0 DAY 28 3 12 8 1 6 10 19 22 23 7 18 1990 1032.7 1031.9 1040.3 1025.8 1025.0 1016.4 1013.8 1016.3 1018.9 1034.7 1029.0 1032.9 1040.3 DAY 26 8 17 3 15 6 31 2 16 15 14 28 1991 1029.6 1033.2 1027.1 1025.8 1021.0 1018.6 1015.9 1015.8 1022.6 1025.5 1029.5 1027.8 1033.2 DAY 11 13 11 28 4 17 11 27 27 13 27 17 1992 1032.7 1026.9 1031.8 1023.2 1029.8 1016.1 1017.6 1021.7 1025.3 1028.3 1031.8 1026.9 1032.7 DAY 4 15 12 30 2 6 12 31 29 15 3 2 1993 1038.3 1035.1 1030.9 1025.3 1026.2 1024.7 1017.9 1016.2 1023.9 1029.7 1034.8 1032.8 1038.3 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1034.6 1036.8 1029.7 1032.7 1023.3 1015.1 1014.2 1014.6 1023.6 1030.0 1024.2 1033.5 1036.8 DAY 9 18 1 5 18 4 13 8 23 24 9 7 1995 1034.1 1029.4 1030.2 1023.2 1022.2 1016.0 1012.4 1014.5 1022.2 1035.7 1029.4 1033.6 1035.7 DAY 7 12 2 7 28 1 23 24 27 17 15 10 1996 1038.2 1030.5 1026.0 1031.2 1021.4 1020.2 1019.1 1021.3 1018.0 1028.4 1035.7 1030.0 1038.2 DAY 10 13 16 4 26 11 3 29 24 2 16 1 1997 1031.6 1031.6 1034.3 1022.0 1023.1 1015.3 1015.2 1015.7 1022.6 1023.5 1034.6 1030.3 1034.6 DAY 23 7 11 20 15 3 19 21 15 8 7 17 1998 1030.9 1038.0 1030.2 1024.5 1024.9 1015.8 1016.4 1014.0 1021.7 1036.6 1029.2 1033.0 1038.0 DAY 22 22 26 12 3 5 20 18 12 9 24 29 1999 1038.8 1027.9 1030.8 1025.7 1021.9 1020.3 1012.9 1015.4 1021.4 1026.2 1032.7 1034.9 1038.8 DAY 2 11 18 22 9 16 18 20 23 26 30 24 2000 1030.8 1034.9 1028.7 1022.6 1021.3 1020.6 1014.4 1014.6 1019.4 1026.6 1033.0 1030.0 1034.9 DAY 14 29 1 1 5 13 30 8 25 15 16 4 2001 1034.3 1035.1 1032.0 1031.5 1021.8 1017.8 1013.1 1016.7 1023.0 1029.0 1025.2 1030.1 1035.1 DAY 26 9 1 1 18 1 15 5 19 27 23 21 2002 1031.2 1032.9 1036.9 1021.8 1023.8 1018.7 1016.0 1017.3 1019.4 1022.0 1029.1 1038.8 1038.8 DAY 27 18 6 1 17 24 1 31 29 31 16 3 2003 1028.9 1031.1 1034.9 1029.1 1032.8 1023.9 1016.1 1014.9 1024.1 1023.9 1031.3 1040.6 1040.6 DAY 19 12 2 30 1 6 3 16 26 20 22 11 2004 1023.9 1022.2 1037.2 1026.1 1021.0 1022.9 1017.0 1012.7 1022.3 1030.8 1026.5 1032.9 1037.2 DAY 1 4 8 5 21 13 7 17 20 14 28 3 2005 1029.9 1031.9 1027.7 1036.1 1021.5 1017.4 1013.4 1015.7 1020.3 1031.4 1028.3 1035.8 1036.1 DAY 9 16 26 6 18 7 8 29 9 23 14 30 1952-2005 1038.8 1038.0 1040.3 1036.1 1032.8 1024.7 1019.1 1021.7 1025.3 1036.6 1040.1 1040.6 1040.6 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 96 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 994.9 986.9 988.6 994.7 986.3 987.5 987.7 992.6 996.7 995.7 986.8 ****** DAY ** 28 28 13 25 13 5 29 11 15 30 18 1967 993.7 985.0 990.8 983.7 990.2 991.6 990.6 990.6 991.2 994.3 992.6 985.9 983.7 DAY 15 24 17 25 28 3 10 20 18 11 23 23 1968 981.1 991.6 985.0 991.9 991.4 988.2 988.1 985.9 990.9 987.7 997.3 989.9 981.1 DAY 10 21 14 23 20 5 31 16 9 25 27 27 1969 992.2 993.1 984.9 983.1 988.9 982.6 984.3 989.2 988.5 986.8 993.2 989.1 982.6 DAY 19 13 19 17 14 24 14 4 7 29 7 31 1970 993.0 985.1 988.1 979.8 986.5 989.3 987.1 981.2 990.3 988.3 995.2 993.3 979.8 DAY 30 19 18 19 26 20 13 27 8 6 3 6 1971 994.6 982.6 989.7 980.3 988.7 982.4 987.7 988.6 991.3 991.6 991.1 989.3 980.3 DAY 13 27 28 14 26 21 4 18 8 7 18 13 1972 995.3 997.3 993.9 989.8 980.7 983.9 985.4 989.0 990.2 997.0 990.0 994.3 980.7 DAY 13 16 18 22 6 30 6 17 13 20 3 16 1973 989.4 978.4 990.6 983.4 984.0 987.1 985.3 987.4 992.3 993.3 989.9 989.9 978.4 DAY 13 22 16 21 30 27 29 9 9 24 1 17 1974 986.1 995.0 986.3 982.5 988.1 986.6 984.9 984.4 987.9 994.2 992.2 992.5 982.5 DAY 21 12 17 20 22 24 3 16 2 27 26 6 1975 994.7 986.1 984.5 989.9 990.5 986.1 983.2 984.4 985.8 987.7 996.1 990.6 983.2 DAY 5 10 27 30 1 24 5 15 9 9 26 27 1976 988.9 994.1 989.4 986.3 987.3 985.5 984.3 988.2 988.5 992.4 991.7 988.4 984.3 DAY 6 8 13 17 20 10 11 22 27 16 25 10 1977 998.7 990.6 992.5 980.6 991.9 987.6 986.1 986.2 992.8 991.3 991.3 991.8 980.6 DAY 19 6 3 24 15 22 27 26 11 17 18 5 1978 993.4 988.9 985.8 984.3 987.1 981.0 981.0 989.0 989.3 991.9 996.9 982.3 981.0 DAY 21 17 24 25 31 21 1 5 30 31 8 16 1979 991.3 989.5 990.3 989.6 992.7 988.2 985.0 988.0 991.8 990.9 984.7 990.1 984.7 DAY 4 15 27 19 17 23 6 14 17 4 29 1 1980 989.5 994.9 987.1 986.1 988.5 987.5 987.0 984.9 991.6 991.1 990.5 989.8 984.9 DAY 29 18 2 26 14 4 6 19 21 4 9 28 1981 991.0 986.8 982.1 983.3 984.8 985.4 988.7 989.9 990.5 995.7 985.6 990.3 982.1 DAY 11 9 13 30 1 16 9 28 12 16 13 18 1982 989.1 988.1 987.4 987.0 992.4 989.5 986.7 988.6 995.4 990.2 991.4 994.3 986.7 DAY 8 4 2 27 14 1 31 1 13 18 6 31 1983 986.9 987.0 990.9 991.5 989.3 990.9 984.6 987.3 992.7 992.2 992.6 994.0 984.6 DAY 24 21 5 18 4 7 27 11 8 11 12 11 1984 992.6 991.8 1003.6 1002.0 1002.2 1003.9 1004.3 1002.5 1008.7 1004.3 1006.1 1008.6 991.8 DAY 8 8 2 16 28 10 15 15 8 18 12 14 1985 1007.3 999.4 1005.5 1004.5 1004.3 998.7 1004.3 1004.8 1004.3 1006.9 1012.1 999.8 998.7 DAY 2 5 24 24 1 20 19 5 14 20 26 19 1986 1005.4 1006.2 1016.1 1008.0 1002.6 1000.8 1003.7 1004.6 1010.0 1008.0 1006.6 1002.8 1000.8 DAY 12 4 31 11 4 13 9 15 15 23 7 27 1987 1007.3 1006.5 1001.0 1000.6 1002.8 1003.5 1002.0 1002.9 1008.7 1013.4 1006.6 1002.6 1000.6 DAY 2 10 19 19 23 19 6 15 5 2 3 23 1988 1009.8 1002.8 996.8 1004.6 1002.3 1000.4 1001.9 1002.3 1002.8 1006.0 1004.6 994.3 994.3 DAY 28 1 3 23 28 15 15 29 9 20 28 27 1989 1006.5 1013.9 1004.0 1009.3 1003.6 1003.0 1002.2 999.5 1005.4 1003.5 1008.2 1008.5 999.5 DAY 1 23 27 15 6 10 31 1 12 2 18 11 1990 1010.5 1003.6 1007.4 1004.4 1001.9 1001.7 1002.6 1005.1 1002.4 1011.6 1010.5 1013.6 1001.7 DAY 4 15 11 12 2 26 27 7 13 25 9 17 1991 1009.0 1009.4 1007.8 1006.9 1002.2 1001.0 995.0 1003.7 1004.7 1010.7 1012.3 1006.3 995.0 DAY 31 17 6 4 22 11 7 11 19 25 4 1 1992 1005.7 1007.9 1003.0 1007.4 1002.4 999.2 1003.7 1007.0 1006.7 1007.3 1005.8 1010.1 999.2 DAY 30 19 30 22 9 17 9 24 25 26 22 14 1993 1007.3 1014.0 1006.8 1001.8 1005.7 1003.6 1003.1 1003.6 1003.3 1006.3 1006.5 1012.5 1001.8 DAY 8 27 8 11 31 16 24 12 3 1 10 13 1994 1005.6 1002.7 1004.4 1005.3 1007.2 1003.9 1002.6 1003.6 1014.3 1010.9 1007.7 1006.6 1002.6 DAY 16 1 7 23 3 1 20 1 1 14 26 3 1995 1010.1 1005.6 1002.2 1003.5 1007.1 995.9 1001.4 1003.6 1005.1 1009.4 1003.9 1012.4 995.9 DAY 11 8 25 19 7 29 16 12 19 3 24 22 1996 1007.9 999.4 1006.9 1000.8 1004.8 1003.9 1004.7 1001.6 999.7 1006.5 1016.8 1005.2 999.4 DAY 6 9 2 18 24 1 24 8 8 27 6 25 1997 1010.0 1012.6 1003.9 1000.8 999.4 1003.5 1002.0 1000.7 1002.5 1009.2 1010.0 1003.1 999.4 DAY 15 22 23 9 4 12 1 5 2 6 5 9 1998 1005.0 1003.0 1003.8 1003.4 1000.1 1006.1 998.4 1005.8 1006.3 1004.9 1009.4 1012.9 998.4 DAY 30 14 17 21 21 23 5 26 23 1 1 23 1999 1005.9 997.1 1003.4 1004.4 1006.1 998.3 1004.6 1003.4 1004.4 1010.0 1005.4 1009.9 997.1 DAY 9 20 21 13 18 25 30 5 15 18 25 15 2000 1000.5 1010.9 1010.3 1006.3 1005.4 1003.8 1003.4 998.7 1003.9 1013.3 1018.7 1007.1 998.7 DAY 21 1 19 21 26 5 8 3 7 10 6 21 2001 1016.9 994.8 1000.6 1005.5 998.5 997.7 1003.6 1002.8 1004.7 1004.1 1004.5 1007.5 994.8 DAY 10 21 24 12 8 17 9 31 8 6 17 20 2002 1008.3 1003.9 1002.6 998.6 1004.6 1001.1 999.7 1000.7 1007.3 1006.7 1005.4 1003.0 998.6 DAY 7 25 27 3 29 19 24 8 19 21 12 21 2003 1006.4 1001.0 1000.8 1001.5 1005.4 1004.7 1000.7 1005.5 1004.5 1003.4 1011.0 1004.3 1000.7 DAY 28 20 19 26 30 22 7 12 6 27 21 19 2004 999.4 998.1 1004.7 1002.5 1001.7 1004.2 1006.5 998.7 1003.9 1006.6 1001.7 1013.1 998.1 DAY 23 15 6 15 11 17 10 12 10 21 23 12 2005 1004.0 1006.1 1003.6 1007.7 1004.8 999.0 999.0 1002.2 1007.0 1003.0 1011.7 1006.2 999.0 DAY 23 1 9 16 3 20 6 8 12 20 30 17 1952-2005 981.1 978.4 982.1 979.8 980.7 981.0 981.0 981.2 985.8 986.8 984.7 982.3 978.4 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 69-29 79-29 78-16 73-22 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 97 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1016.2 1015.0 1013.0 1014.5 1009.1 1006.8 1006.2 1012.2 1018.6 1023.8 1016.1 ****** 1967 1017.3 1019.5 1014.0 1013.0 1012.4 1010.2 1007.6 1007.0 1011.3 1018.2 1014.9 1012.8 1013.2 1968 1008.9 1015.0 1014.0 1013.7 1010.5 1007.4 1005.5 1004.3 1007.6 1012.7 1015.4 1013.8 1010.8 1969 1018.1 1020.0 1013.9 1012.6 1009.9 1004.3 1005.8 1007.3 1010.3 1013.2 1016.9 1012.8 1012.1 1970 1014.9 1012.3 1013.3 1012.6 1006.6 1006.8 1003.3 1003.2 1009.0 1012.5 1013.8 1015.5 1010.3 1971 1020.2 1010.1 1012.4 1010.1 1008.2 1003.8 1003.2 1004.3 1010.5 1014.3 1013.4 1012.3 1010.2 1972 1020.0 1022.1 1015.5 1008.9 1007.8 1004.7 1003.1 1006.8 1009.2 1012.8 1014.4 1021.5 1012.2 1973 1019.2 1011.9 1013.7 1007.4 1007.7 1006.4 1003.6 1007.0 1012.5 1014.4 1014.5 1018.4 1011.4 1974 1019.0 1020.7 1019.8 1010.1 1008.7 1005.7 1005.6 1006.2 1010.4 1015.7 1016.4 1015.9 1012.9 1975 1018.1 1015.5 1014.6 1012.7 1008.6 1005.0 1002.3 1004.1 1008.7 1014.4 1019.9 1018.5 1011.9 1976 1013.1 1019.6 1017.9 1012.2 1010.2 1009.2 1004.1 1005.9 1009.8 1014.9 1020.9 1019.1 1013.1 1977 1021.7 1018.8 1018.0 1009.7 1011.2 1004.9 1003.9 1006.5 1012.0 1016.1 1015.8 1017.6 1013.0 1978 1017.8 1018.3 1013.8 1008.9 1010.7 1007.1 1007.1 1007.3 1008.5 1015.6 1020.0 1013.8 1012.4 1979 1018.4 1015.2 1015.1 1012.4 1013.4 1009.6 1005.9 1007.5 1012.5 1013.7 1018.4 1014.7 1013.1 1980 1017.1 1019.4 1014.5 1009.2 1010.0 1007.8 1005.2 1007.0 1010.9 1015.0 1015.0 1015.4 1012.2 1981 1014.8 1015.3 1012.1 1011.9 1010.9 1008.8 1006.5 1007.2 1012.6 1016.9 1013.2 1015.3 1012.1 1982 1016.7 1016.5 1015.3 1011.2 1014.3 1009.2 1004.9 1007.5 1012.9 1015.2 1020.0 1018.0 1013.5 1983 1016.6 1013.8 1016.3 1012.7 1009.5 1009.4 1004.2 1005.8 1010.6 1015.6 1016.0 1018.5 1012.4 1984 1016.3 1024.3 1014.9 1008.9 1010.9 1012.0 1008.4 1008.8 1015.2 1019.9 1019.3 1027.0 1015.5 1985 1019.6 1012.2 1023.5 1013.6 1012.9 1009.4 1010.6 1012.3 1013.0 1019.3 1020.5 1019.9 1015.6 1986 1018.7 1018.7 1023.9 1018.2 1013.9 1008.4 1010.5 1012.1 1015.7 1019.2 1021.2 1019.7 1016.7 1987 1019.8 1021.2 1015.8 1017.3 1013.9 1011.0 1010.3 1009.9 1015.6 1024.1 1022.2 1018.5 1016.6 1988 1020.6 1020.6 1014.3 1016.5 1014.2 1007.3 1007.9 1010.0 1014.6 1018.8 1017.8 1016.1 1014.9 1989 1022.3 1025.3 1016.5 1018.1 1015.2 1010.4 1009.5 1009.2 1012.9 1017.8 1018.4 1019.3 1016.2 1990 1023.4 1019.9 1022.4 1014.5 1014.9 1009.4 1009.3 1011.3 1012.0 1018.9 1019.3 1022.1 1016.5 1991 1021.2 1022.5 1020.2 1016.0 1012.3 1011.1 1006.9 1009.3 1015.6 1018.6 1022.3 1017.4 1016.1 1992 1020.4 1016.7 1020.0 1015.7 1016.1 1008.8 1009.7 1014.2 1016.2 1017.9 1018.6 1019.9 1016.2 1993 1021.9 1023.2 1019.3 1014.9 1013.7 1010.8 1011.2 1011.9 1013.6 1023.2 1023.7 1023.0 1017.5 1994 1020.5 1021.3 1019.6 1017.2 1014.1 1010.6 1008.5 1009.8 1018.9 1021.1 1016.1 1021.8 1016.6 1995 1021.1 1021.2 1018.6 1014.0 1015.7 1010.0 1007.2 1009.2 1012.2 1020.3 1016.5 1022.6 1015.7 1996 1024.1 1020.4 1018.8 1018.2 1014.0 1012.3 1010.7 1010.4 1010.0 1017.6 1024.5 1019.6 1016.7 1997 1018.9 1022.1 1016.7 1012.7 1014.4 1008.9 1007.4 1008.9 1015.0 1015.5 1021.2 1019.0 1015.1 1998 1019.8 1021.1 1016.6 1014.4 1014.8 1011.5 1008.5 1010.4 1013.5 1019.1 1020.1 1022.4 1016.0 1999 1021.6 1016.0 1018.3 1017.2 1014.9 1010.3 1008.8 1008.5 1013.0 1016.9 1020.4 1022.6 1015.7 2000 1019.1 1020.2 1018.7 1013.0 1012.7 1010.6 1009.6 1009.4 1012.2 1020.1 1024.1 1019.8 1015.8 2001 1024.9 1018.2 1016.7 1014.9 1011.0 1010.2 1009.4 1010.3 1013.2 1018.3 1017.8 1019.3 1015.3 2002 1021.1 1020.9 1016.5 1014.1 1014.6 1009.9 1009.5 1008.5 1013.4 1015.7 1021.0 1022.2 1015.6 2003 1020.1 1017.4 1019.5 1017.8 1016.2 1011.6 1008.2 1010.9 1014.3 1014.5 1021.6 1022.0 1016.2 2004 1015.2 1017.1 1021.1 1016.1 1011.9 1011.0 1010.9 1008.5 1015.7 1019.9 1017.7 1021.5 1015.6 2005 1019.9 1020.7 1016.4 1018.4 1014.3 1010.8 1008.7 1009.8 1013.0 1018.7 1021.4 1021.5 1016.1 MEAN 1019.0 1018.5 1016.9 1013.6 1012.3 1008.9 1007.3 1008.4 1012.5 1017.1 1018.7 1018.7 1014.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 98 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1037.5 1027.0 1025.7 1023.8 1014.0 1015.0 1009.8 1020.2 1028.8 1031.8 1029.5 ****** DAY ** 10 2 5 18 17 8 7 21 17 23 30 1967 1028.1 1033.4 1025.9 1023.9 1020.3 1016.3 1015.0 1011.9 1021.4 1028.4 1026.0 1023.7 1033.4 DAY 26 3 1 9 3 6 23 15 24 15 30 12 1968 1021.4 1031.9 1028.3 1021.2 1016.8 1017.5 1010.8 1009.5 1014.7 1023.2 1025.2 1023.3 1031.9 DAY 19 5 26 6 23 8 13 28 18 27 21 31 1969 1033.7 1031.2 1025.6 1022.4 1018.9 1013.8 1010.8 1014.5 1022.1 1025.2 1025.5 1020.2 1033.7 DAY 6 10 12 4 21 1 6 31 13 26 10 7 1970 1024.7 1022.4 1023.4 1025.2 1016.9 1019.0 1007.8 1011.7 1017.9 1025.1 1029.3 1023.4 1029.3 DAY 2 16 5 22 9 11 31 31 18 31 14 30 1971 1031.4 1023.6 1025.6 1022.3 1015.9 1012.7 1008.5 1009.6 1018.8 1025.2 1023.2 1026.5 1031.4 DAY 8 1 6 9 2 17 11 21 23 31 20 28 1972 1031.1 1036.0 1029.9 1020.1 1020.0 1013.6 1008.6 1012.5 1017.7 1018.0 1023.2 1031.9 1036.0 DAY 31 22 20 1 23 17 16 24 17 9 9 23 1973 1037.3 1025.0 1028.9 1020.1 1017.9 1012.7 1010.9 1012.9 1026.6 1024.6 1030.1 1030.6 1037.3 DAY 25 2 9 10 7 4 22 7 26 27 20 21 1974 1034.3 1031.5 1032.4 1021.8 1015.5 1011.2 1012.2 1014.2 1016.3 1022.4 1025.6 1020.9 1034.3 DAY 5 3 9 25 1 8 15 26 24 13 17 3 1975 1037.3 1029.3 1025.9 1023.6 1014.1 1011.9 1009.0 1014.9 1020.2 1026.6 1036.0 1031.2 1037.3 DAY 14 19 13 3 3 17 14 18 18 23 14 4 1976 1027.9 1033.3 1029.2 1024.9 1018.4 1017.0 1012.0 1008.9 1018.1 1032.0 1030.9 1033.1 1033.3 DAY 9 20 27 2 1 26 6 11 11 31 14 18 1977 1031.4 1026.0 1035.1 1024.7 1016.2 1012.0 1008.9 1012.1 1024.3 1032.1 1024.7 1033.2 1035.1 DAY 5 17 9 1 9 9 21 30 30 23 26 13 1978 1032.1 1032.3 1024.7 1020.8 1023.8 1020.4 1015.0 1014.0 1020.4 1024.5 1029.0 1033.2 1033.2 DAY 13 5 19 13 2 8 7 21 26 14 2 23 1979 1033.2 1030.0 1029.2 1028.9 1022.4 1020.3 1011.8 1014.0 1019.3 1024.6 1028.8 1030.3 1033.2 DAY 26 18 4 27 24 10 20 2 21 9 10 22 1980 1028.1 1030.2 1025.2 1022.7 1024.6 1017.1 1012.9 1019.1 1018.2 1022.7 1025.6 1026.9 1030.2 DAY 31 2 7 1 16 11 11 30 26 21 3 20 1981 1027.7 1025.1 1027.8 1021.7 1024.6 1017.1 1010.9 1011.8 1021.4 1026.4 1022.7 1025.7 1027.8 DAY 29 23 8 10 21 9 30 3 23 29 15 1 1982 1032.5 1032.3 1026.9 1023.7 1027.5 1016.1 1013.0 1013.9 1021.3 1030.9 1027.1 1027.1 1032.5 DAY 21 11 5 4 10 6 8 15 20 25 30 6 1983 1032.2 1023.8 1027.0 1020.8 1017.3 1017.1 1014.2 1013.9 1018.4 1023.4 1034.3 1029.2 1034.3 DAY 8 9 14 29 15 1 1 17 27 12 26 15 1984 1024.7 1036.2 1024.7 1021.3 1020.2 1019.6 1015.0 1014.7 1020.8 1030.4 1036.0 1036.1 1036.2 DAY 4 18 9 4 17 12 3 30 30 21 30 18 1985 1033.3 1027.7 1039.8 1031.4 1023.9 1015.4 1015.8 1018.7 1021.3 1030.1 1031.1 1034.1 1039.8 DAY 14 28 5 17 12 9 16 25 17 31 19 14 1986 1031.1 1026.5 1032.0 1027.4 1024.9 1014.8 1016.2 1019.4 1023.7 1028.5 1034.7 1038.0 1038.0 DAY 28 13 16 5 18 2 3 3 17 15 15 10 1987 1034.9 1032.6 1030.1 1027.9 1023.8 1017.9 1018.1 1016.3 1024.1 1032.6 1040.6 1036.1 1040.6 DAY 20 1 23 6 13 6 10 8 23 28 30 1 1988 1031.0 1035.9 1026.9 1033.1 1027.3 1012.9 1014.1 1018.4 1025.2 1029.0 1030.5 1025.5 1035.9 DAY 2 6 17 8 5 27 27 21 21 16 5 23 1989 1034.4 1034.1 1025.2 1024.9 1022.9 1015.9 1015.3 1018.4 1025.2 1029.8 1027.4 1024.5 1034.4 DAY 28 3 12 8 1 6 10 19 22 23 7 18 1990 1033.1 1032.3 1040.7 1026.2 1025.4 1016.7 1014.1 1016.7 1019.3 1035.1 1029.4 1033.3 1040.7 DAY 26 8 17 3 15 6 31 2 16 15 14 28 1991 1030.0 1033.6 1027.5 1026.2 1021.4 1019.0 1016.2 1016.1 1023.0 1025.9 1029.9 1028.2 1033.6 DAY 11 13 11 28 4 17 11 27 27 13 27 17 1992 1033.1 1027.3 1032.2 1023.6 1030.2 1016.4 1018.0 1022.0 1025.7 1028.7 1032.2 1027.3 1033.1 DAY 4 15 12 30 2 6 12 31 29 15 3 2 1993 1038.7 1035.5 1031.3 1025.7 1026.6 1025.1 1018.3 1016.5 1024.3 1030.1 1035.2 1033.2 1038.7 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1035.0 1037.2 1030.1 1033.1 1023.7 1015.4 1014.5 1014.9 1024.0 1030.4 1024.6 1033.9 1037.2 DAY 9 18 1 5 18 4 13 8 23 24 9 7 1995 1034.5 1029.8 1030.6 1023.6 1022.6 1016.3 1012.7 1014.8 1022.6 1036.1 1029.8 1034.0 1036.1 DAY 7 12 2 7 28 1 23 24 27 17 15 10 1996 1038.6 1030.9 1026.4 1031.6 1021.8 1020.6 1019.5 1021.7 1018.4 1028.8 1036.1 1030.4 1038.6 DAY 10 13 16 4 26 11 3 29 24 2 16 1 1997 1032.0 1032.0 1034.7 1022.4 1023.5 1015.6 1015.5 1016.0 1023.0 1023.9 1035.0 1030.7 1035.0 DAY 23 7 11 20 15 3 19 21 15 8 7 17 1998 1031.3 1038.4 1030.6 1024.9 1025.3 1016.1 1016.8 1014.3 1022.1 1037.0 1029.6 1033.4 1038.4 DAY 22 22 26 12 3 5 20 18 12 9 24 29 1999 1039.2 1028.3 1031.2 1026.1 1022.3 1020.7 1013.2 1015.7 1021.8 1026.6 1033.1 1035.3 1039.2 DAY 2 11 18 22 9 16 18 20 23 26 30 24 2000 1031.2 1035.3 1029.1 1023.0 1021.7 1021.0 1014.7 1014.9 1019.7 1027.0 1033.4 1030.4 1035.3 DAY 14 29 1 1 5 13 30 8 25 15 16 4 2001 1034.7 1035.5 1032.4 1031.9 1022.2 1018.2 1013.4 1017.1 1023.4 1029.4 1025.5 1030.4 1035.5 DAY 26 9 1 1 18 1 15 5 19 27 23 21 2002 1031.5 1033.2 1037.2 1022.1 1024.1 1019.0 1016.3 1017.5 1019.6 1022.3 1029.4 1039.2 1039.2 DAY 27 18 6 1 17 24 1 31 29 31 16 3 2003 1029.2 1031.4 1035.2 1029.5 1033.2 1024.2 1016.3 1015.1 1024.3 1024.1 1031.6 1041.0 1041.0 DAY 19 12 2 30 1 6 3 16 26 20 22 11 2004 1024.2 1022.5 1037.6 1026.4 1021.3 1023.2 1017.3 1012.9 1022.5 1031.2 1026.5 1033.3 1037.6 DAY 1 4 8 5 21 13 7 17 20 14 30 3 2005 1030.2 1031.2 1028.1 1036.5 1021.8 1017.6 1013.6 1016.0 1020.6 1031.8 1028.6 1036.1 1036.5 DAY 9 16 26 6 18 7 8 29 9 23 14 30 1952-2005 1039.2 1038.4 1040.7 1036.5 1033.2 1025.1 1019.5 1022.0 1026.6 1037.0 1040.6 1041.0 1041.0 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 73-26 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 99 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 984.0 1000.0 1000.6 1006.8 1000.5 1000.6 1000.8 1004.6 1009.1 1008.9 999.1 ****** DAY ** 28 28 18 25 10 16 31 11 15 30 18 1967 1006.0 1007.4 1003.0 1000.1 1002.6 1003.7 1002.7 1002.6 1003.7 1006.8 1005.0 1002.3 1000.1 DAY 15 12 17 26 27 3 10 20 17 11 23 4 1968 997.7 1002.6 996.7 999.9 1002.3 1000.4 1000.4 993.0 1002.4 1000.3 1008.7 1001.8 993.0 DAY 13 21 14 2 20 18 4 17 9 25 14 27 1969 1003.9 1005.8 997.9 994.3 1000.3 992.9 995.1 1000.4 1000.3 997.6 1004.6 1000.9 992.9 DAY 19 13 20 17 14 24 14 4 7 29 7 31 1970 1005.1 996.4 999.6 990.3 997.3 1000.5 998.2 992.1 1001.4 999.4 1006.7 1004.0 990.3 DAY 30 19 18 19 26 20 13 27 8 6 7 11 1971 1006.1 993.9 1000.5 991.4 999.4 993.1 998.1 999.3 1003.3 1002.4 1002.8 1000.6 991.4 DAY 13 27 28 14 26 21 23 18 8 7 18 13 1972 1007.0 1009.0 1005.4 1000.5 991.4 995.2 996.2 1000.3 1001.4 1008.5 1001.7 1006.1 991.4 DAY 14 17 25 22 6 30 6 17 13 6 3 16 1973 987.4 989.9 1001.7 994.3 995.1 999.7 997.5 999.6 1004.9 1005.9 1002.7 1003.3 987.4 DAY 13 22 16 21 17 15 29 9 9 24 1 17 1974 999.4 1008.7 998.8 994.8 1000.8 998.6 997.5 997.6 1000.8 1007.1 1005.1 1005.3 994.8 DAY 21 12 17 20 22 24 3 8 2 27 26 6 1975 1007.4 999.0 997.0 1002.7 1002.7 998.5 995.5 993.1 998.6 999.8 1009.2 1003.1 993.1 DAY 5 10 27 13 1 24 5 17 9 9 26 27 1976 1002.1 1007.4 1002.7 998.5 999.7 997.6 995.5 1000.6 1000.7 1004.8 1003.8 1001.1 995.5 DAY 6 8 13 17 20 10 11 22 27 16 25 10 1977 1011.9 1003.7 1004.6 993.7 1004.7 999.7 998.5 998.5 1005.7 1003.9 1004.2 1003.9 993.7 DAY 19 6 3 24 15 22 27 16 11 5 18 5 1978 1006.4 1002.0 998.6 997.0 1000.0 993.5 993.5 1001.6 1001.7 1004.8 1010.3 994.8 993.5 DAY 21 17 24 25 31 21 1 14 30 27 1 16 1979 1003.9 1002.0 1003.2 1001.8 1005.0 1000.7 997.5 1000.5 1004.5 1003.7 997.1 1003.3 997.1 DAY 4 8 25 19 17 23 6 15 17 4 29 1 1980 1002.3 1008.6 1000.3 998.7 1000.8 999.3 999.5 997.5 1003.9 1003.7 1003.0 1002.4 997.5 DAY 29 18 2 26 14 4 28 19 21 4 9 28 1981 1004.3 999.6 994.9 996.0 997.9 997.5 1000.6 1002.6 1002.6 1007.9 996.9 1003.0 994.9 DAY 11 9 13 30 1 16 9 6 12 16 13 18 1982 1002.3 1001.2 1000.3 999.0 1004.7 1001.8 998.7 1000.8 1007.8 1002.8 1004.0 1007.4 998.7 DAY 8 4 2 18 15 1 31 1 11 18 6 31 1983 1000.4 1000.1 1004.3 1003.7 1001.7 1003.7 996.6 999.6 1004.8 1004.7 1005.1 1006.8 996.6 DAY 24 21 5 18 4 7 27 11 8 11 12 11 1984 1005.3 1005.2 1003.0 997.6 1000.5 1004.2 1004.6 1002.8 1009.0 1004.6 1006.4 1009.3 997.6 DAY 8 8 18 16 28 10 15 15 8 18 12 14 1985 1007.6 999.8 1005.8 1004.8 1004.6 999.0 1004.6 1005.1 1004.6 1007.2 1012.4 1000.1 999.0 DAY 2 5 24 24 1 20 19 5 14 20 26 19 1986 1005.7 1006.5 1016.4 1008.3 1002.9 1001.1 1004.0 1004.9 1010.3 1008.3 1006.9 1003.1 1001.1 DAY 12 4 31 11 4 13 9 15 15 23 7 27 1987 1007.6 1006.9 1001.3 1000.0 1003.2 1003.9 1002.3 1003.2 1009.0 1013.7 1007.0 1003.0 1000.0 DAY 2 10 19 19 23 19 6 15 5 2 3 23 1988 1010.1 1003.1 997.1 1005.0 1002.6 1000.4 1002.2 1002.6 1003.1 1006.3 1004.9 994.6 994.6 DAY 28 1 3 23 28 23 15 29 9 20 28 27 1989 1006.8 1014.3 1004.3 1009.6 1003.9 1003.3 1002.5 999.8 1005.7 1003.8 1008.5 1008.8 999.8 DAY 1 23 27 15 7 10 31 1 12 2 18 11 1990 1010.8 1003.9 1007.7 1004.7 1002.2 1002.0 1002.9 1005.4 1002.7 1011.9 1010.8 1013.9 1002.0 DAY 4 15 11 12 2 26 27 7 13 25 9 17 1991 1009.3 1009.7 1008.1 1007.2 1002.5 1001.3 995.4 1004.0 1005.0 1011.0 1012.6 1006.6 995.4 DAY 31 17 6 4 22 11 7 11 19 25 4 1 1992 1006.0 1008.2 1003.3 1007.7 1002.7 999.5 1004.0 1007.3 1007.0 1007.6 1006.1 1010.4 999.5 DAY 30 19 30 22 9 17 9 24 25 26 22 14 1993 1007.6 1014.3 1007.1 1002.1 1006.0 1003.9 1003.4 1003.9 1003.6 1006.6 1006.8 1012.8 1002.1 DAY 8 27 8 11 31 16 24 12 3 1 10 13 1994 1005.9 1003.0 1004.7 1005.6 1007.5 1004.2 1002.9 1003.9 1014.6 1011.2 1008.0 1006.9 1002.9 DAY 16 1 7 23 3 1 20 1 1 14 26 3 1995 1010.4 1005.9 1002.5 1003.8 1007.4 996.2 1001.7 1003.9 1005.4 1009.7 1004.2 1012.7 996.2 DAY 11 8 25 19 7 29 16 12 19 3 24 22 1996 1008.2 999.7 1007.2 1001.1 1005.1 1004.2 1005.0 1001.9 1000.0 1006.8 1017.2 1005.5 999.7 DAY 6 9 2 18 24 1 24 8 8 27 6 25 1997 1010.3 1012.9 1004.2 1001.1 999.7 1003.8 1002.3 1001.0 1002.8 1009.5 1010.3 1003.4 999.7 DAY 15 22 23 9 4 12 11 5 2 6 5 9 1998 1005.3 1003.3 1004.1 1003.7 1000.4 1006.4 998.7 1006.1 1006.6 1005.2 1009.7 1013.2 998.7 DAY 30 14 17 21 21 23 5 26 23 1 1 23 1999 1006.2 997.4 1003.7 1004.7 1006.4 998.6 1004.9 1003.7 1004.3 1010.3 1005.7 1010.2 997.4 DAY 9 20 21 13 18 25 30 5 15 18 25 15 2000 1000.8 1011.2 1010.6 1006.6 1005.7 1004.1 1003.7 999.0 1004.2 1013.6 1019.1 1007.4 999.0 DAY 21 1 19 21 26 5 8 3 7 10 6 21 2001 1017.3 995.1 1000.9 1005.8 998.8 998.0 1003.9 1003.1 1005.0 1004.4 1004.8 1007.8 995.1 DAY 10 21 24 12 8 17 9 31 8 6 17 20 2002 1008.6 1004.2 1002.9 998.9 1004.9 1001.4 1000.0 1000.9 1007.5 1006.9 1005.6 1003.3 998.9 DAY 7 25 27 3 29 19 24 8 19 21 12 21 2003 1006.7 1001.3 1001.0 1001.7 1005.6 1004.9 1000.9 1005.7 1004.7 1003.7 1011.3 1004.5 1000.9 DAY 28 20 19 26 30 22 7 12 6 27 21 19 2004 999.7 998.4 1005.0 1002.7 1001.9 1004.4 1006.7 998.9 1004.1 1006.8 1002.0 1013.4 998.4 DAY 23 15 6 15 11 17 10 12 10 21 23 12 2005 1004.3 1006.4 1003.8 1008.0 1005.1 999.2 999.1 1002.4 1007.4 1003.2 1012.0 1006.5 999.1 DAY 23 1 9 16 3 20 6 8 12 20 30 17 1952-2005 987.4 984.0 994.9 990.3 991.4 992.9 993.5 992.1 998.6 997.6 996.9 994.6 984.0 YEAR-DAY 73-13 66-28 81-13 70-19 72- 6 69-24 78- 1 70-27 75- 9 69-29 81-13 88-27 66-28 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 100 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1005.3 1002.1 1002.1 999.7 1000.7 997.2 993.7 995.3 1000.0 1001.0 1005.5 1001.7 1000.4 1980 1004.0 1005.7 1001.4 996.5 997.7 995.4 993.0 994.7 998.4 1002.3 1002.3 1002.5 999.5 1981 1001.7 1002.2 999.1 ****** ****** ****** ****** ****** ****** ****** ****** 1002.2 ****** 1982 1004.1 1003.1 1002.3 998.6 1001.8 ****** ****** ****** ****** 1002.5 1006.3 ****** ****** 1983 1003.8 1000.7 ****** 1000.2 996.9 996.8 992.0 993.7 998.5 1002.9 1003.2 1005.3 ****** 1984 1003.2 1010.9 1014.4 1013.1 1014.0 1011.9 1008.3 1008.7 1015.2 1019.9 1019.3 1027.0 1013.8 1985 1019.6 1012.2 1023.5 1013.4 1012.9 1009.0 1010.6 1012.2 1013.0 1019.0 1020.5 1019.9 1015.5 1986 1018.6 1018.7 1024.0 1018.1 1013.8 1008.3 1010.4 1011.9 1015.6 1019.1 1021.2 1019.7 1016.6 1987 1019.8 1021.5 1015.7 1017.3 1014.2 1010.8 1010.2 1009.7 1015.5 1024.0 1022.1 1018.4 1016.6 1988 1020.5 1020.6 1014.2 1016.5 1014.2 1007.2 1007.8 1009.8 1014.5 1018.7 1017.7 1016.1 1014.8 1989 1022.2 1025.2 1016.4 1018.0 1015.1 1010.3 1009.4 1009.1 1012.8 1017.7 1018.3 1019.3 1016.1 1990 1023.4 1019.9 1022.4 1014.5 1014.9 1009.3 1009.2 1011.2 1011.9 1018.9 1019.2 1022.1 1016.4 1991 1021.2 1022.5 1020.1 1016.0 1012.2 1011.0 1006.8 1009.2 1015.5 1018.5 1022.3 1017.4 1016.1 1992 1020.4 1016.7 1019.9 1015.7 1016.0 1008.7 1009.6 1014.1 1016.1 1017.8 1018.5 1019.9 1016.1 1993 1021.8 1023.2 1019.3 1014.9 1013.7 1010.7 1011.1 1011.8 1013.5 1023.1 1023.6 1022.9 1017.5 1994 1020.5 1021.3 1019.6 1017.1 1014.0 1010.6 1008.4 1009.7 1018.8 1021.0 1016.0 1021.7 1016.6 1995 1021.1 1021.1 1018.6 1013.9 1015.6 1009.9 1007.1 1009.1 1012.1 1020.2 1016.4 1022.6 1015.6 1996 1024.1 1020.3 1018.8 1018.2 1013.9 1012.2 1010.6 1010.3 1010.0 1017.5 1024.5 1019.5 1016.7 1997 1018.9 1022.0 1016.7 1012.6 1014.3 1008.8 1007.3 1008.8 1014.8 1015.4 1021.2 1019.0 1015.0 1998 1019.7 1021.1 1016.6 1014.4 1014.7 1011.4 1008.4 1010.3 1013.4 1019.0 1020.0 1022.3 1016.0 1999 1021.5 1016.0 1018.3 1017.1 1014.8 1010.2 1008.7 1008.4 1012.9 1016.8 1020.3 1022.6 1015.6 2000 1019.1 1020.1 1018.6 1012.9 1012.7 1010.6 1009.5 1009.3 1012.1 1020.1 1024.0 1019.7 1015.7 2001 1024.9 1018.2 1016.6 1014.8 1010.9 1010.1 1009.3 1010.1 1013.1 1018.2 1017.7 1019.3 1015.3 2002 1021.1 1020.9 1016.5 1014.1 1014.5 1009.8 1009.4 1008.5 1013.4 1015.7 1021.0 1022.2 1015.6 2003 1020.2 1017.4 1019.5 1017.8 1016.2 1011.6 1008.2 1010.8 1014.3 1014.6 1021.7 1022.0 1016.2 2004 1015.2 1017.1 1021.2 1016.1 1011.9 1011.0 1010.9 1008.5 1015.7 1019.9 1017.8 1021.5 1015.6 2005 1019.9 1020.7 1016.4 1018.4 1014.2 1010.8 1008.7 1009.8 1013.0 1018.7 1021.4 1021.5 1016.1 MEAN 1016.9 1016.4 1015.9 1013.1 1011.8 1008.5 1007.1 1008.2 1012.2 1016.2 1017.8 1018.0 1013.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 101 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1020.0 1017.1 1015.7 1015.7 1009.3 1007.1 999.9 1001.5 1006.5 1011.7 1015.6 1016.6 1020.0 DAY 18 18 4 27 24 10 20 3 21 9 11 22 1980 1014.7 1016.3 1011.6 1009.6 1011.6 1004.8 1000.2 1006.1 1005.3 1009.3 1012.2 1013.5 1016.3 DAY 31 2 7 1 16 11 18 30 26 21 4 20 1981 1014.9 1011.9 1014.1 ****** ****** ****** ****** ****** ****** ****** ****** 1012.2 ****** DAY 29 23 8 ** ** ** ** ** ** ** ** 1 1982 1018.5 1018.6 1013.2 1010.9 1014.2 ****** ****** ****** ****** 1017.6 1013.7 ****** ****** DAY 21 11 5 4 10 ** ** ** ** 25 11 ** 1983 1019.0 1010.7 ****** 1007.6 1004.0 1004.1 1001.3 1001.8 1005.6 1010.3 1020.8 1015.7 ****** DAY 8 9 ** 21 15 1 1 17 27 12 26 15 1984 1011.3 1022.5 1027.9 1024.3 1021.8 1019.5 1014.9 1014.6 1020.7 1030.3 1035.9 1036.1 1036.1 DAY 4 18 9 4 12 12 3 30 30 21 30 18 1985 1033.3 1027.7 1039.8 1031.3 1023.8 1015.3 1015.7 1018.5 1023.6 1030.0 1031.0 1034.1 1039.8 DAY 14 28 10 17 12 9 16 25 22 31 19 14 1986 1031.1 1026.6 1032.0 1027.3 1024.8 1014.7 1016.1 1014.8 1023.6 1028.4 1034.7 1037.9 1037.9 DAY 28 13 16 5 18 2 3 30 17 15 15 10 1987 1034.9 1032.6 1030.1 1027.8 1020.7 1017.7 1017.9 1016.1 1024.0 1032.5 1040.5 1036.1 1040.5 DAY 20 1 23 6 6 6 10 8 23 28 30 1 1988 1031.0 1035.9 1026.8 1033.0 1027.2 1012.8 1014.0 1018.2 1025.1 1028.9 1030.4 1025.4 1035.9 DAY 2 6 17 8 5 27 27 21 21 16 5 23 1989 1034.4 1034.1 1025.1 1024.8 1022.8 1015.8 1015.2 1018.2 1025.1 1029.7 1027.3 1024.4 1034.4 DAY 28 3 12 8 1 6 10 19 22 23 7 28 1990 1033.1 1032.3 1040.7 1026.1 1025.3 1016.6 1014.0 1016.5 1019.1 1035.0 1029.3 1033.3 1040.7 DAY 26 8 17 3 15 6 31 2 16 15 14 28 1991 1029.9 1033.6 1027.5 1026.1 1021.3 1018.8 1016.1 1016.0 1022.9 1025.8 1029.8 1028.2 1033.6 DAY 11 13 11 28 4 17 11 27 27 13 27 17 1992 1033.1 1027.3 1032.2 1023.5 1030.1 1016.3 1017.9 1022.0 1025.6 1028.6 1032.1 1027.2 1033.1 DAY 4 15 12 30 2 6 12 31 29 15 3 2 1993 1038.7 1035.5 1031.3 1025.6 1026.5 1025.0 1018.1 1016.4 1024.2 1030.0 1035.2 1033.2 1038.7 DAY 6 9 16 23 9 22 27 24 22 7 21 6 1994 1035.0 1037.2 1030.1 1033.1 1023.6 1015.4 1014.4 1014.8 1023.9 1030.3 1024.5 1033.9 1037.2 DAY 9 18 1 5 18 4 13 8 23 24 9 7 1995 1034.5 1029.7 1030.5 1023.5 1022.5 1016.3 1012.6 1014.7 1022.5 1036.0 1029.7 1034.0 1036.0 DAY 7 12 2 7 28 23 23 24 27 17 15 10 1996 1038.6 1030.9 1026.4 1031.5 1021.7 1020.5 1019.3 1021.5 1018.3 1028.7 1036.0 1030.3 1038.6 DAY 10 13 16 4 26 11 3 29 24 2 16 1 1997 1032.0 1032.0 1034.7 1022.3 1023.4 1015.6 1015.4 1015.9 1022.9 1023.8 1034.9 1030.7 1034.9 DAY 23 7 11 20 15 3 19 21 15 8 7 17 1998 1031.3 1038.4 1030.5 1024.8 1025.2 1016.0 1016.6 1014.2 1022.0 1036.9 1029.5 1033.3 1038.4 DAY 22 22 26 12 3 5 20 18 12 9 24 29 1999 1039.2 1028.2 1031.2 1026.0 1022.2 1020.5 1013.1 1015.6 1021.7 1026.5 1033.1 1035.2 1039.2 DAY 2 11 18 22 9 16 18 20 23 26 30 24 2000 1031.2 1035.3 1029.1 1022.9 1021.6 1020.9 1014.6 1014.8 1019.7 1026.9 1033.3 1030.3 1035.3 DAY 14 29 1 1 5 13 30 8 25 15 16 4 2001 1034.7 1035.5 1032.4 1031.8 1022.1 1018.0 1013.3 1016.9 1023.3 1029.3 1025.5 1030.5 1035.5 DAY 26 9 11 1 18 1 15 5 19 27 23 21 2002 1031.5 1033.3 1037.3 1022.1 1024.1 1018.9 1016.2 1017.5 1019.6 1022.3 1029.4 1039.2 1039.2 DAY 27 18 6 1 17 24 1 31 29 31 16 3 2003 1029.3 1031.5 1035.3 1029.4 1033.1 1024.2 1016.3 1015.1 1024.4 1024.2 1031.6 1041.0 1041.0 DAY 19 12 2 30 1 6 3 16 26 20 22 11 2004 1024.3 1022.5 1037.6 1026.4 1021.3 1023.2 1017.2 1012.9 1022.6 1031.1 1026.8 1033.3 1037.6 DAY 1 4 8 5 21 13 7 17 20 14 28 3 2005 1030.2 1032.3 1028.1 1036.5 1021.8 1017.6 1013.6 1015.9 1020.5 1031.7 1028.6 1036.2 1036.5 DAY 9 16 26 6 18 7 8 29 9 23 14 30 1952-2005 1039.2 1038.4 1040.7 1036.5 1033.1 1025.0 1019.3 1022.0 1025.6 1036.9 1040.5 1041.0 1041.0 YEAR-DAY 99- 2 98-22 90-17 5- 6 3- 1 93-22 96- 3 92-31 92-29 98- 9 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 102 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 991.5 989.7 990.6 989.8 992.9 988.4 985.2 988.2 992.0 991.1 984.9 990.4 984.9 DAY 4 15 27 19 17 23 6 14 17 4 29 1 1980 989.7 995.2 987.4 986.3 988.7 987.7 987.2 985.1 991.8 991.3 990.7 990.1 985.1 DAY 29 18 2 26 14 4 6 19 21 4 9 28 1981 991.3 987.0 982.3 ****** ****** ****** ****** ****** ****** ****** ****** 990.5 ****** DAY 11 9 13 ** ** ** ** ** ** ** ** 18 1982 989.4 988.3 987.7 987.2 992.6 ****** ****** ****** ****** 990.4 991.6 ****** ****** DAY 8 4 2 27 14 ** ** ** ** 18 6 ** 1983 987.2 987.2 ****** 991.7 989.5 991.1 984.8 987.5 992.9 992.4 992.8 994.2 ****** DAY 24 21 ** 18 4 7 27 11 8 11 12 11 1984 992.9 992.1 1003.9 1002.2 1002.4 1004.1 1004.5 1002.7 1008.9 1004.5 1006.4 1008.9 992.1 DAY 8 8 2 16 28 10 15 15 8 18 12 14 1985 1007.6 999.7 1005.8 1004.8 1004.5 998.9 1004.5 1005.0 1004.5 1007.1 1012.4 1000.1 998.9 DAY 2 5 24 24 1 20 19 5 14 20 26 19 1986 1005.7 1006.5 1016.4 1008.3 1002.8 1001.0 1003.9 1004.8 1010.2 1008.2 1006.9 1003.1 1001.0 DAY 12 4 31 11 4 13 9 15 15 23 7 27 1987 1007.6 1006.8 1001.3 1000.9 1003.0 1003.7 1002.2 1003.1 1008.9 1013.6 1006.9 1002.9 1000.9 DAY 2 10 19 19 23 19 6 15 5 2 3 23 1988 1010.1 1003.1 997.1 1004.8 1002.5 1000.6 1002.1 1002.5 1003.0 1006.2 1004.9 994.6 994.6 DAY 28 1 3 23 28 15 15 29 9 20 28 27 1989 1006.8 1014.2 1004.3 1009.6 1003.8 1003.2 1002.4 999.7 1005.6 1003.7 1008.5 1008.8 999.7 DAY 1 23 27 15 6 10 31 1 12 2 18 11 1990 1010.8 1003.9 1007.7 1004.6 1002.1 1001.9 1002.8 1005.3 1002.6 1011.9 1010.8 1013.9 1001.9 DAY 4 15 11 12 2 26 27 7 13 25 9 17 1991 1009.3 1009.7 1008.1 1007.2 1002.4 1001.2 995.2 1003.9 1004.9 1010.9 1012.6 1006.6 995.2 DAY 31 17 6 4 22 11 7 11 19 25 4 1 1992 1006.0 1008.2 1003.3 1007.7 1002.6 999.4 1003.9 1007.2 1006.9 1007.5 1006.1 1010.4 999.4 DAY 30 19 30 22 9 17 9 24 25 26 22 14 1993 1007.6 1014.3 1007.1 1002.0 1005.9 1003.8 1003.3 1003.8 1003.5 1006.5 1006.8 1012.8 1002.0 DAY 8 27 8 11 31 16 24 12 3 1 10 13 1994 1005.9 1003.0 1004.7 1005.5 1007.4 1004.1 1002.8 1003.8 1014.5 1011.2 1008.0 1006.9 1002.8 DAY 16 1 7 23 3 1 20 1 1 14 26 3 1995 1010.4 1005.9 1002.5 1003.7 1007.3 996.1 1001.6 1003.8 1005.3 1009.6 1004.2 1012.7 996.1 DAY 11 8 25 19 7 29 16 12 19 3 24 22 1996 1008.2 999.6 1007.2 1001.0 1005.0 1004.1 1004.9 1001.8 999.9 1006.7 1017.1 1005.4 999.6 DAY 6 9 2 18 24 1 24 8 8 27 6 25 1997 1010.3 1012.9 1004.2 1001.0 999.6 1003.7 1002.2 1000.9 1002.7 1009.4 1010.2 1003.4 999.6 DAY 15 22 23 9 4 12 1 5 2 6 5 9 1998 1005.3 1003.3 1004.1 1003.6 1000.3 1006.3 998.6 1006.0 1006.5 1005.1 1009.7 1013.2 998.6 DAY 30 14 17 21 21 23 5 26 23 1 1 23 1999 1006.2 997.4 1003.7 1004.6 1006.3 998.5 1004.8 1003.6 1004.6 1010.2 1005.7 1010.2 997.4 DAY 9 20 21 13 18 25 30 5 15 18 25 15 2000 1000.8 1011.2 1010.6 1006.5 1005.6 1004.0 1003.6 998.9 1004.1 1013.6 1019.0 1007.4 998.9 DAY 21 1 19 21 26 5 8 3 7 10 6 21 2001 1017.2 995.0 1000.8 1005.8 998.7 997.9 1003.8 1003.0 1004.9 1004.3 1004.8 1007.8 995.0 DAY 10 21 24 12 8 17 9 31 8 6 17 20 2002 1008.6 1004.2 1002.8 998.9 1004.8 1001.3 999.9 1000.9 1007.5 1006.9 1005.6 1003.3 998.9 DAY 7 25 27 3 29 19 24 8 19 21 12 21 2003 1006.7 1001.3 1001.1 1001.7 1005.6 1004.9 1000.9 1005.7 1004.7 1003.6 1011.3 1004.5 1000.9 DAY 28 20 19 26 30 22 7 12 6 27 21 19 2004 999.7 998.3 1004.9 1002.7 1001.9 1004.4 1006.7 998.9 1004.1 1006.8 1002.0 1013.4 998.3 DAY 23 15 6 15 11 17 10 12 10 21 23 12 2005 1004.3 1006.4 1003.8 1007.9 1005.1 999.2 999.2 1002.4 1007.2 1003.2 1012.0 1006.4 999.2 DAY 23 1 9 16 3 20 6 8 12 20 30 17 1952-2005 987.2 987.0 982.3 986.3 988.7 987.7 984.8 985.1 991.8 990.4 984.9 990.1 982.3 YEAR-DAY 83-24 81- 9 81-13 80-26 80-14 80- 4 83-27 80-19 80-21 82-18 79-29 80-28 81-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 103 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1000.4 999.3 998.0 999.2 993.9 991.5 991.7 997.9 1003.6 1008.1 1000.9 ****** 1967 1001.5 1003.3 998.4 997.3 997.4 995.2 992.7 992.3 996.2 1002.9 999.9 997.4 997.9 1968 994.8 1000.6 999.2 1000.2 997.0 993.7 991.7 991.0 994.2 999.5 1001.7 999.9 997.0 1969 1003.5 1004.7 998.8 998.2 996.6 991.1 992.3 993.7 996.7 999.0 1003.1 999.1 998.1 1970 1000.8 998.6 999.3 998.9 992.9 993.1 990.1 989.5 995.2 998.6 1000.3 1001.5 996.6 1971 1005.7 995.8 998.2 996.3 994.3 990.2 989.6 990.5 996.5 1000.1 999.3 998.1 996.2 1972 1005.2 1006.9 1001.6 994.6 994.7 991.3 989.5 993.6 995.5 999.0 1000.4 1006.9 998.3 1973 1004.7 997.3 999.4 993.6 994.2 992.2 988.7 992.0 997.4 999.3 999.0 1002.9 996.7 1974 1002.6 1004.1 1004.2 994.4 993.4 990.7 991.0 991.0 995.4 1000.7 1001.2 1000.2 997.4 1975 1002.3 999.4 998.5 997.1 993.7 990.1 987.6 989.7 993.5 999.1 1004.5 1002.9 996.5 1976 996.8 1003.4 1002.2 996.9 995.4 993.7 989.3 990.7 994.7 999.6 1005.3 1003.5 997.6 1977 1005.7 1002.4 1002.1 994.8 996.2 990.2 989.2 992.0 996.9 1000.6 1000.7 1002.2 997.7 1978 1002.4 1002.4 998.6 993.8 996.0 992.4 992.5 992.5 993.6 1000.6 1004.9 998.1 997.3 1979 1002.6 999.4 999.4 997.1 998.2 994.7 991.0 992.6 997.4 998.8 1003.0 999.7 997.8 1980 1001.8 1003.4 999.0 994.1 995.5 992.7 990.5 992.0 995.8 1000.1 1000.0 1000.5 997.1 1981 999.3 999.7 996.7 996.6 996.1 993.9 991.7 992.3 998.0 1001.9 998.4 999.9 997.1 1982 1001.5 1000.8 999.6 996.0 999.4 994.6 990.1 992.8 997.8 1000.4 1004.8 1002.7 998.4 1983 1000.9 998.6 1000.4 997.4 994.8 994.4 989.5 991.0 995.9 1000.3 1000.8 1003.3 997.3 1984 1001.3 1008.4 1012.1 1010.3 1012.0 1009.3 1005.7 1006.1 1012.5 1017.3 1017.0 1024.5 1011.4 1985 1017.3 1009.9 1020.6 1011.1 1010.1 1006.5 1007.8 1009.3 1010.3 1016.6 1018.2 1017.7 1013.0 1986 1016.6 1016.0 1021.2 1015.7 1011.1 1005.9 1007.8 1009.2 1012.9 1016.7 1018.8 1017.2 1014.1 1987 1017.2 1018.0 1013.4 1014.6 1011.4 1008.3 1007.7 1007.3 1012.9 1021.8 1019.7 1016.2 1014.0 1988 1018.3 1018.0 1011.8 1014.1 1011.9 1004.7 1005.3 1007.5 1011.9 1016.1 1015.9 1014.2 1012.5 1989 1020.1 1022.6 1014.0 1015.7 1012.6 1007.9 1006.9 1006.6 1010.1 1015.0 1016.2 1017.1 1013.7 1990 1020.6 1016.9 1019.7 1012.0 1012.2 1006.8 1006.7 1008.7 1009.3 1016.5 1017.1 1019.8 1013.9 1991 1018.8 1020.1 1017.8 1013.3 1010.2 1008.7 1004.3 1006.6 1012.9 1016.2 1020.1 1015.4 1013.7 1992 1018.2 1014.3 1017.3 1013.3 1013.9 1006.4 1007.0 1011.4 1013.6 1015.1 1016.6 1017.7 1013.7 1993 1019.4 1020.4 1016.4 1012.0 1011.4 1008.5 1008.8 1009.1 1011.0 1020.6 1021.7 1020.7 1015.0 1994 1018.2 1019.4 1016.9 1014.8 1011.6 1008.4 1006.1 1007.3 1016.2 1018.9 1014.0 1019.7 1014.3 1995 1018.8 1018.4 1015.7 1011.6 1013.1 1007.7 1004.7 1006.4 1009.6 1018.0 1014.1 1020.0 1013.2 1996 1021.8 1017.9 1016.6 1015.8 1011.7 1009.7 1008.2 1007.9 1007.4 1015.3 1022.5 1017.3 1014.3 1997 1016.6 1019.3 1014.1 1010.0 1012.2 1006.5 1004.9 1006.3 1012.5 1013.2 1018.9 1016.9 1012.6 1998 1017.6 1018.6 1013.8 1011.9 1012.2 1009.0 1005.9 1008.1 1011.1 1016.8 1017.5 1020.4 1013.6 1999 1019.1 1013.4 1015.5 1014.6 1012.4 1007.9 1006.3 1006.0 1010.6 1014.4 1018.4 1020.0 1013.2 2000 1016.4 1017.6 1016.0 1010.3 1010.6 1008.1 1007.1 1006.7 1009.6 1017.8 1021.8 1017.7 1013.3 2001 1022.6 1015.4 1014.1 1012.1 1008.5 1007.4 1006.9 1007.8 1010.5 1015.8 1015.7 1017.3 1012.8 2002 1018.9 1018.1 1013.9 1011.6 1012.3 1007.5 1006.9 1005.9 1010.9 1013.5 1018.9 1020.3 1013.2 2003 1017.9 1015.0 1016.8 1015.8 1013.7 1009.2 1005.9 1008.4 1011.8 1012.3 1019.9 1020.0 1013.9 2004 1013.3 1014.6 1018.8 1013.7 1009.6 1008.7 1008.5 1005.9 1013.2 1017.7 1015.7 1019.5 1013.2 2005 1017.8 1018.4 1013.9 1015.8 1012.0 1008.4 1006.3 1007.6 1010.4 1016.5 1019.1 1019.6 1013.8 MEAN 1010.7 1009.8 1008.6 1005.6 1004.5 1001.0 999.4 1000.4 1004.5 1009.2 1010.8 1010.7 1006.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 104 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1008.7 1012.3 1008.9 1008.7 998.6 999.9 997.1 1004.8 1012.9 1015.9 1013.3 ****** DAY ** 22 2 5 18 3 7 31 21 9 23 30 1967 1012.0 1016.9 1008.5 1009.1 1004.3 1001.8 1000.4 996.2 1006.2 1011.7 1009.8 1008.0 1016.9 DAY 26 3 30 9 15 5 22 15 24 15 30 12 1968 1007.5 1016.6 1013.7 1006.8 1003.2 1003.1 997.8 996.4 1001.2 1010.8 1012.0 1009.6 1016.6 DAY 19 5 26 21 22 8 12 24 18 27 21 31 1969 1017.7 1015.1 1010.3 1006.9 1005.1 1000.6 998.4 1000.3 1008.3 1010.9 1012.2 1005.9 1017.7 DAY 6 10 24 3 21 1 2 31 13 26 9 6 1970 1010.3 1006.7 1008.2 1010.9 1002.8 1003.7 995.4 997.9 1004.3 1010.4 1013.7 1008.9 1013.7 DAY 2 16 5 22 9 11 22 29 18 31 14 15 1971 1018.0 1008.7 1010.8 1006.8 1001.8 997.7 994.7 996.2 1004.9 1010.8 1008.9 1012.2 1018.0 DAY 8 1 6 9 2 16 11 24 23 31 20 31 1972 1017.4 1020.7 1014.6 1005.6 1005.6 999.3 994.4 1000.5 1005.2 1005.6 1009.4 1017.4 1020.7 DAY 4 22 20 1 22 17 16 24 17 8 11 23 1973 1021.2 1009.4 1014.3 1006.4 1004.8 1000.3 994.9 997.4 1013.2 1008.5 1012.4 1013.6 1021.2 DAY 25 2 9 10 7 4 22 7 26 27 20 21 1974 1017.3 1015.2 1015.3 1006.6 999.9 997.8 996.7 998.4 1001.2 1006.7 1009.2 1005.4 1017.3 DAY 5 3 9 25 9 8 15 26 24 13 16 2 1975 1021.8 1010.2 1009.0 1007.8 998.5 997.8 994.0 1000.0 1005.0 1011.6 1020.7 1014.9 1021.8 DAY 14 17 30 4 19 17 13 18 18 23 14 4 1976 1010.3 1017.4 1013.1 1009.8 1003.0 1001.4 995.7 994.4 1002.7 1015.7 1015.7 1016.9 1017.4 DAY 9 20 8 2 1 13 6 11 28 31 11 18 1977 1016.5 1009.5 1019.1 1008.6 1001.8 997.0 994.3 997.6 1008.6 1015.6 1009.9 1018.1 1019.1 DAY 5 17 9 1 28 9 21 29 30 23 26 12 1978 1015.6 1019.9 1009.7 1005.1 1009.3 1004.1 1000.1 998.9 1005.7 1010.3 1013.7 1019.6 1019.9 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1016.9 1012.4 1013.3 1014.1 1007.1 1004.8 997.0 999.4 1004.1 1009.1 1013.4 1012.9 1016.9 DAY 26 18 4 27 24 10 20 2 20 9 10 22 1980 1013.6 1013.5 1009.7 1006.6 1009.1 1001.6 998.1 1002.8 1003.7 1007.4 1010.2 1010.4 1013.6 DAY 31 2 27 1 16 11 10 30 25 20 2 20 1981 1011.6 1010.0 1011.6 1005.9 1009.6 1002.3 996.1 997.0 1007.6 1010.0 1007.8 1009.6 1011.6 DAY 29 23 8 10 21 9 29 3 23 29 15 1 1982 1015.8 1015.9 1008.9 1006.9 1011.8 1001.6 997.0 999.4 1005.9 1016.0 1012.1 1011.0 1016.0 DAY 21 11 5 3 10 6 7 15 20 24 11 9 1983 1016.7 1007.6 1011.5 1006.1 1002.6 1000.3 998.5 999.5 1004.9 1008.0 1015.0 1014.3 1016.7 DAY 7 8 14 21 18 5 1 17 27 16 26 3 1984 1010.0 1020.0 1026.0 1021.1 1020.0 1017.8 1013.2 1012.7 1018.7 1028.7 1033.4 1033.9 1033.9 DAY 4 18 9 4 17 15 3 30 30 21 30 18 1985 1029.0 1024.6 1036.8 1030.0 1019.8 1014.2 1013.1 1015.5 1020.0 1027.6 1029.9 1031.7 1036.8 DAY 23 24 5 16 12 9 15 25 22 31 19 14 1986 1030.2 1023.4 1029.8 1024.9 1022.7 1012.6 1012.7 1012.3 1019.4 1027.0 1032.9 1035.0 1035.0 DAY 23 13 16 5 17 2 1 28 30 14 15 10 1987 1032.3 1030.0 1026.6 1025.3 1021.1 1015.5 1016.1 1013.8 1022.4 1030.4 1037.5 1032.0 1037.5 DAY 20 6 23 1 13 5 10 8 23 28 30 1 1988 1029.0 1033.0 1023.1 1031.5 1025.0 1010.4 1011.2 1016.0 1021.3 1027.3 1028.8 1024.4 1033.0 DAY 2 6 24 8 4 7 27 21 21 16 5 23 1989 1032.2 1031.6 1022.5 1023.6 1019.7 1013.9 1013.3 1016.0 1023.8 1027.4 1025.7 1022.4 1032.2 DAY 21 3 12 9 1 1 10 19 22 23 7 18 1990 1029.3 1028.9 1037.0 1022.4 1022.5 1014.7 1012.5 1014.1 1016.8 1032.7 1028.8 1030.1 1037.0 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1027.4 1031.3 1026.3 1024.7 1020.5 1017.3 1014.2 1013.3 1020.7 1023.8 1027.2 1025.5 1031.3 DAY 11 13 11 28 4 17 11 27 26 12 27 17 1992 1030.7 1026.6 1029.3 1022.8 1027.7 1015.3 1016.1 1019.1 1022.8 1027.0 1030.1 1025.9 1030.7 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1036.1 1033.1 1028.0 1022.6 1024.9 1022.5 1015.7 1014.1 1021.5 1027.4 1032.5 1029.0 1036.1 DAY 6 9 16 23 9 22 27 28 22 7 21 6 1994 1031.9 1034.9 1025.8 1030.1 1021.2 1012.7 1011.6 1011.9 1021.1 1028.6 1023.1 1032.1 1034.9 DAY 9 18 1 4 18 5 1 7 23 24 9 21 1995 1032.4 1026.7 1028.5 1020.9 1019.6 1014.1 1009.9 1012.3 1019.4 1034.2 1027.5 1031.1 1034.2 DAY 6 12 2 13 28 23 23 24 21 17 15 10 1996 1035.9 1028.4 1024.4 1029.9 1020.4 1018.2 1016.6 1018.9 1017.2 1027.0 1033.8 1027.6 1035.9 DAY 10 13 16 4 1 11 3 29 30 1 16 1 1997 1030.8 1028.5 1031.7 1019.0 1021.3 1014.0 1013.1 1013.5 1019.5 1023.0 1032.9 1028.6 1032.9 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1028.9 1036.7 1026.8 1021.7 1022.9 1013.5 1013.9 1012.3 1019.2 1033.8 1027.9 1030.0 1036.7 DAY 22 22 26 1 3 5 20 18 12 9 24 29 1999 1035.1 1025.7 1029.4 1023.5 1019.6 1018.3 1010.6 1012.7 1019.8 1023.7 1031.7 1032.6 1035.1 DAY 2 11 18 22 8 16 18 20 23 25 30 24 2000 1028.8 1031.7 1027.8 1020.0 1018.3 1018.0 1012.9 1012.9 1017.2 1026.3 1031.5 1027.8 1031.7 DAY 14 29 15 1 5 13 30 8 25 15 16 9 2001 1032.2 1033.0 1030.1 1029.2 1020.1 1015.7 1010.6 1015.0 1021.5 1026.5 1024.6 1028.8 1033.0 DAY 26 9 1 1 18 1 15 11 19 27 19 21 2002 1028.5 1031.1 1035.0 1019.3 1021.4 1016.9 1014.2 1014.5 1017.3 1021.5 1027.8 1036.7 1036.7 DAY 27 18 10 11 16 24 1 31 29 22 16 2 2003 1027.3 1029.3 1032.6 1028.2 1030.5 1020.4 1014.2 1012.9 1021.8 1022.3 1030.6 1039.4 1039.4 DAY 10 12 2 30 1 6 3 16 26 15 22 11 2004 1022.1 1020.1 1035.2 1024.9 1019.7 1019.7 1015.3 1009.9 1020.3 1029.4 1025.6 1029.4 1035.2 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1027.6 1029.6 1025.3 1034.6 1020.0 1016.2 1011.4 1014.0 1016.4 1030.1 1026.2 1034.5 1034.6 DAY 9 16 26 5 18 8 8 29 7 23 14 30 1952-2005 1036.1 1036.7 1037.0 1034.6 1030.5 1022.5 1016.6 1019.1 1023.8 1034.2 1037.5 1039.4 1039.4 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 105 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 992.0 984.8 984.8 991.2 984.8 985.2 985.9 990.5 994.7 993.7 988.9 ****** DAY ** 28 28 13 25 13 5 29 8 15 30 18 1967 990.7 990.1 987.5 981.4 986.7 987.3 988.6 987.7 988.3 992.6 991.2 985.6 981.4 DAY 15 24 17 25 28 22 10 20 17 11 22 23 1968 976.6 989.8 985.6 989.4 988.2 986.2 985.7 984.4 988.0 988.4 996.3 988.8 976.6 DAY 10 19 13 23 20 5 31 6 9 25 14 27 1969 989.3 989.8 982.6 978.1 985.8 982.0 982.7 987.0 987.2 986.2 991.7 987.9 978.1 DAY 19 13 19 17 14 24 14 3 7 29 7 13 1970 990.8 985.8 984.2 975.6 983.2 987.8 984.4 980.2 987.9 986.1 992.3 991.8 975.6 DAY 22 18 18 19 15 7 13 27 8 14 3 10 1971 991.9 976.7 988.7 978.2 987.9 981.4 983.2 986.3 989.2 988.2 988.3 986.6 976.7 DAY 13 27 27 14 26 21 4 10 7 8 18 14 1972 991.9 992.4 991.0 986.9 982.2 982.0 982.9 987.6 987.9 993.8 987.7 991.6 982.0 DAY 13 17 25 3 6 30 6 16 13 20 3 16 1973 985.5 976.1 988.7 981.0 982.4 984.8 983.7 985.5 990.1 992.1 989.0 987.2 976.1 DAY 31 22 3 8 28 15 28 9 9 24 1 17 1974 981.4 993.2 984.0 980.1 984.6 983.9 983.6 982.1 985.1 992.6 989.8 988.6 980.1 DAY 21 12 17 20 22 24 4 16 2 27 26 5 1975 991.6 985.4 982.6 986.8 987.9 983.6 980.7 981.6 983.0 985.0 994.4 987.3 980.7 DAY 9 10 1 30 1 23 5 10 9 9 28 27 1976 986.6 991.2 987.6 984.5 985.5 980.4 982.2 985.4 987.9 990.0 990.3 984.6 980.4 DAY 6 8 13 17 20 10 11 22 20 25 25 10 1977 995.4 987.8 988.1 979.0 990.6 985.7 983.7 982.7 991.0 988.4 990.9 987.9 979.0 DAY 19 6 3 24 4 22 27 16 11 17 11 5 1978 989.7 984.9 982.7 983.0 986.3 977.8 979.4 986.2 984.7 990.1 995.2 982.4 977.8 DAY 4 17 24 25 31 21 1 5 30 31 7 16 1979 988.0 986.3 987.5 987.3 989.3 986.3 982.0 985.3 989.6 989.1 982.0 988.4 982.0 DAY 4 8 25 19 16 23 6 14 5 4 29 1 1980 987.3 992.8 984.3 982.7 986.4 985.1 983.9 983.0 988.7 989.9 987.0 989.3 982.7 DAY 29 18 2 26 14 4 28 19 13 4 9 11 1981 989.1 991.0 981.1 979.0 983.7 983.7 985.8 987.0 988.2 993.7 984.0 987.0 979.0 DAY 11 9 13 30 1 15 9 28 17 15 5 18 1982 986.3 985.0 985.4 984.0 989.0 988.6 984.7 987.3 992.7 988.4 989.5 991.8 984.0 DAY 8 4 2 18 14 11 31 1 13 18 6 31 1983 985.5 986.1 988.3 989.5 986.2 987.8 982.4 984.5 990.7 990.9 990.4 989.8 982.4 DAY 24 17 5 17 4 7 27 11 24 4 12 11 1984 990.6 989.7 1000.9 999.8 1001.1 1001.3 1002.0 1000.7 1006.7 1002.9 1005.0 1005.5 989.7 DAY 1 8 18 16 28 10 15 28 8 18 12 14 1985 1004.4 995.5 1002.5 1003.4 1004.3 996.5 1000.8 1002.4 1001.9 1002.6 1010.5 1000.5 995.5 DAY 21 5 24 9 1 20 19 5 14 20 26 19 1986 1005.2 1004.3 1011.8 1006.0 999.9 998.5 1000.3 1002.4 1008.4 1005.2 1004.8 1000.2 998.5 DAY 12 4 31 11 3 12 9 15 14 4 8 27 1987 1004.0 1002.2 997.2 995.0 1000.3 1000.1 999.1 1000.6 1006.1 1010.2 1004.3 1000.7 995.0 DAY 2 10 19 19 23 2 6 18 5 2 3 23 1988 1008.0 1000.4 995.5 1003.7 1002.1 996.6 1000.6 999.5 1002.3 1002.1 1005.6 999.1 995.5 DAY 28 1 3 23 28 14 15 29 9 20 8 27 1989 1006.3 1013.0 1002.8 1008.0 1000.5 1000.7 998.4 997.9 1002.1 1002.2 1005.3 1007.1 997.9 DAY 1 27 26 15 6 10 31 1 1 1 18 6 1990 1009.4 999.5 1006.1 1000.7 997.8 999.3 999.3 1003.8 999.7 1008.4 1006.8 1011.5 997.8 DAY 17 15 11 1 2 26 27 7 13 25 9 17 1991 1006.5 1007.4 1004.9 1002.5 1000.8 999.2 993.0 1001.3 1002.8 1009.0 1010.2 1002.4 993.0 DAY 3 4 6 4 16 11 7 10 19 25 4 9 1992 1002.3 1005.0 1000.2 1004.7 999.6 995.2 999.9 1002.4 1004.0 1004.6 1003.9 1008.8 995.2 DAY 30 7 30 22 9 17 9 24 25 26 22 14 1993 1005.0 1010.4 1002.6 998.1 1005.0 1001.5 999.9 1000.4 1000.0 1005.3 1005.9 1010.0 998.1 DAY 8 27 3 11 17 16 24 12 3 1 10 13 1994 1005.1 1005.4 999.3 1002.5 1003.6 1001.5 999.7 1000.9 1011.5 1008.4 1006.0 1003.0 999.3 DAY 16 1 7 30 13 1 20 10 7 14 26 3 1995 1007.7 1000.6 999.2 1000.0 1003.3 992.9 998.9 1000.5 1003.5 1005.8 1004.3 1010.7 992.9 DAY 11 8 25 19 2 29 15 22 5 3 24 26 1996 1006.0 996.9 1007.5 997.1 1004.8 1002.0 1002.2 1000.1 996.8 1003.2 1014.5 1003.2 996.8 DAY 6 9 2 18 15 29 24 8 8 26 6 25 1997 1005.8 1010.8 1001.0 994.8 998.7 999.4 999.1 999.1 999.8 1005.8 1008.7 1001.9 994.8 DAY 15 5 28 9 4 12 1 5 1 6 4 9 1998 1002.8 1001.7 1000.4 1001.3 999.4 1004.1 995.4 1002.6 1003.4 1002.4 1006.8 1010.8 995.4 DAY 30 7 17 21 21 23 5 26 23 1 1 23 1999 1003.8 994.9 1001.4 1001.5 1005.3 995.7 1001.6 1001.5 1002.9 1007.8 1004.3 1007.3 994.9 DAY 9 20 21 13 17 24 21 6 15 18 25 15 2000 999.3 1007.9 1006.9 1004.3 1001.9 1001.8 1000.8 997.2 1000.9 1011.1 1017.1 1005.8 997.2 DAY 21 6 11 7 26 5 11 3 7 10 21 21 2001 1013.4 991.0 998.6 998.6 996.8 995.1 1000.1 999.6 1002.9 1001.8 1002.6 1005.9 991.0 DAY 10 21 24 12 8 17 9 30 8 6 17 19 2002 1006.7 1000.8 1000.3 995.0 1002.3 998.7 997.6 998.3 1005.4 1004.3 1006.9 1001.6 995.0 DAY 7 25 26 3 31 18 24 8 17 21 12 21 2003 1003.9 999.7 994.5 1000.4 1002.1 1001.7 999.1 1003.0 1001.2 1001.1 1009.9 1005.6 994.5 DAY 28 20 19 26 30 22 7 12 6 27 9 18 2004 997.9 998.7 1003.3 1000.7 997.4 1001.8 1002.3 997.4 1000.0 1003.9 998.3 1012.1 997.4 DAY 23 15 30 15 11 17 23 12 10 21 23 20 2005 1002.9 1003.7 1001.6 1006.4 1002.9 995.6 996.0 1000.1 1003.9 1001.7 1010.4 1004.1 995.6 DAY 24 28 9 15 5 20 5 7 11 20 30 16 1952-2005 976.6 976.1 981.1 975.6 982.2 977.8 979.4 980.2 983.0 985.0 982.0 982.4 975.6 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 75- 9 79-29 78-16 70-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 106 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1001.7 1000.5 999.2 1000.5 995.2 992.8 992.9 999.1 1004.9 1009.4 1002.2 ****** 1967 1002.8 1004.5 999.6 998.6 998.6 996.5 994.0 993.6 997.5 1004.2 1001.1 998.7 999.1 1968 996.1 1001.9 1000.5 1001.4 998.3 995.0 992.9 992.2 995.4 1000.8 1003.0 1001.2 998.2 1969 1004.8 1006.0 1000.0 999.5 997.9 992.3 993.6 994.9 998.0 1000.2 1004.4 1000.3 999.3 1970 1002.1 999.9 1000.6 1000.2 994.2 994.4 991.4 990.7 996.5 999.9 1001.5 1002.8 997.8 1971 1006.9 997.1 999.5 997.6 995.6 991.5 990.9 991.7 997.8 1001.4 1000.6 999.3 997.5 1972 1006.5 1008.1 1002.9 995.8 996.0 992.6 990.8 994.9 996.8 1000.3 1001.7 1008.2 999.5 1973 1006.0 998.6 1000.7 994.9 995.5 993.5 990.0 993.3 998.7 1000.5 1000.3 1004.2 998.0 1974 1003.8 1005.4 1005.5 995.7 994.6 992.0 992.3 992.3 996.7 1001.9 1002.5 1001.5 998.7 1975 1003.5 1000.7 999.8 998.3 994.9 991.4 988.8 990.9 994.8 1000.3 1005.8 1004.2 997.8 1976 998.0 1004.7 1003.5 998.1 996.7 994.9 990.5 991.9 996.0 1000.9 1006.6 1004.8 998.9 1977 1006.9 1003.7 1003.4 996.1 997.5 991.4 990.5 993.2 998.2 1001.9 1001.9 1003.5 999.0 1978 1003.7 1003.7 999.9 995.1 997.3 993.7 993.7 993.8 994.9 1001.9 1006.2 999.4 998.6 1979 1003.9 1000.7 1000.7 998.4 999.5 996.0 992.3 993.9 998.7 1000.0 1004.3 1001.0 999.1 1980 1003.1 1004.7 1000.2 995.3 996.8 994.0 991.7 993.3 997.1 1001.4 1001.3 1001.7 998.4 1981 1000.6 1001.0 998.0 997.9 997.4 995.2 993.0 993.6 999.3 1003.2 999.7 1001.1 998.3 1982 1002.7 1002.1 1000.9 997.3 1000.7 995.9 991.3 994.0 999.1 1001.7 1006.1 1004.0 999.6 1983 1002.2 999.9 1001.7 998.7 996.1 995.7 990.8 992.3 997.1 1001.6 1002.1 1004.5 998.6 1984 1002.6 1009.7 1013.4 1011.6 1013.3 1010.6 1006.9 1007.4 1013.8 1018.6 1018.3 1025.8 1012.7 1985 1018.6 1011.2 1021.9 1012.4 1011.4 1007.8 1009.1 1010.6 1011.6 1017.9 1019.5 1019.0 1014.3 1986 1017.9 1017.3 1022.5 1017.0 1012.4 1007.2 1009.1 1010.5 1014.2 1018.0 1020.1 1018.5 1015.4 1987 1018.5 1019.3 1014.7 1015.9 1012.7 1009.5 1009.0 1008.6 1014.2 1023.1 1021.0 1017.5 1015.3 1988 1019.6 1019.3 1013.1 1015.4 1013.2 1006.0 1006.6 1008.8 1013.2 1017.4 1017.2 1015.5 1013.8 1989 1021.4 1023.9 1015.3 1017.0 1013.9 1009.2 1008.2 1007.9 1011.4 1016.3 1017.5 1018.4 1015.0 1990 1021.9 1018.2 1021.0 1013.3 1013.5 1008.1 1008.0 1010.0 1010.6 1017.8 1018.4 1021.1 1015.2 1991 1020.1 1021.4 1019.1 1014.6 1011.5 1009.9 1005.6 1007.9 1014.2 1017.5 1021.4 1016.7 1015.0 1992 1019.5 1015.6 1018.6 1014.6 1015.2 1007.7 1008.3 1012.7 1014.9 1016.4 1017.9 1019.0 1015.0 1993 1020.7 1021.7 1017.7 1013.3 1012.7 1009.7 1010.0 1010.3 1012.3 1021.9 1023.0 1022.0 1016.3 1994 1019.5 1020.7 1018.2 1016.1 1012.9 1009.6 1007.4 1008.6 1017.5 1020.2 1015.3 1021.0 1015.6 1995 1020.1 1019.7 1017.0 1012.9 1014.4 1009.0 1005.9 1007.7 1010.9 1019.3 1015.4 1021.3 1014.5 1996 1023.1 1019.2 1017.9 1017.1 1013.0 1011.0 1009.5 1009.1 1008.6 1016.6 1023.8 1018.6 1015.6 1997 1017.9 1020.6 1015.4 1011.3 1013.5 1007.8 1006.2 1007.6 1013.8 1014.5 1020.2 1018.2 1013.9 1998 1018.9 1019.9 1015.1 1013.2 1013.5 1010.3 1007.2 1009.3 1012.4 1018.1 1018.8 1021.7 1014.9 1999 1020.4 1014.7 1016.8 1015.9 1013.7 1009.2 1007.6 1007.3 1011.9 1015.7 1019.7 1021.3 1014.5 2000 1017.7 1018.9 1017.3 1011.6 1011.9 1009.4 1008.4 1008.0 1010.9 1019.1 1023.1 1019.0 1014.6 2001 1023.9 1016.7 1015.4 1013.4 1009.8 1008.7 1008.2 1009.1 1011.8 1017.1 1017.0 1018.6 1014.1 2002 1020.2 1019.4 1015.2 1012.9 1013.6 1008.8 1008.2 1007.2 1012.2 1014.8 1020.2 1021.6 1014.5 2003 1019.2 1016.3 1018.1 1017.1 1015.0 1010.5 1007.2 1009.7 1013.1 1013.6 1021.2 1021.3 1015.2 2004 1014.5 1015.9 1020.1 1015.0 1010.9 1010.0 1009.8 1007.1 1014.5 1019.0 1017.0 1020.8 1014.5 2005 1019.1 1019.7 1015.2 1017.1 1013.3 1009.7 1007.6 1008.9 1011.7 1017.8 1020.4 1020.9 1015.1 MEAN 1012.0 1011.1 1009.9 1006.9 1005.8 1002.3 1000.6 1001.7 1005.8 1010.4 1012.1 1012.0 1007.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 107 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.0 1013.6 1010.2 1010.0 999.9 1001.2 998.4 1006.1 1014.2 1017.2 1014.6 ****** DAY ** 22 2 5 18 3 7 31 21 9 23 30 1967 1013.3 1018.2 1009.8 1010.4 1005.6 1003.1 1001.7 997.5 1007.5 1013.0 1011.1 1009.3 1018.2 DAY 26 3 30 9 15 5 22 15 24 15 30 12 1968 1008.8 1017.9 1015.0 1008.1 1004.5 1004.4 999.1 997.7 1002.5 1012.1 1013.3 1010.9 1017.9 DAY 19 5 26 21 22 8 12 24 18 27 21 31 1969 1019.0 1016.4 1011.6 1008.2 1006.4 1001.9 999.7 1001.6 1009.6 1012.2 1013.5 1007.2 1019.0 DAY 6 10 24 3 21 1 2 31 13 26 9 6 1970 1011.6 1008.0 1009.5 1012.2 1004.1 1005.0 996.7 999.2 1005.6 1011.7 1015.0 1010.2 1015.0 DAY 2 16 5 22 9 11 22 29 18 31 14 15 1971 1019.3 1010.0 1012.1 1008.1 1003.1 999.0 996.0 997.5 1006.2 1012.1 1010.2 1013.5 1019.3 DAY 8 1 6 9 2 16 11 24 23 31 20 31 1972 1018.7 1022.0 1015.9 1006.9 1006.9 1000.6 995.7 1001.8 1006.5 1006.9 1010.7 1018.7 1022.0 DAY 4 22 20 1 22 17 16 24 17 8 11 23 1973 1022.5 1010.7 1015.6 1007.7 1006.1 1001.6 996.2 998.7 1014.5 1009.8 1013.7 1014.9 1022.5 DAY 25 2 9 10 7 4 22 7 26 27 20 21 1974 1018.6 1016.5 1016.6 1007.9 1001.2 999.1 998.0 999.7 1002.5 1008.0 1010.5 1006.7 1018.6 DAY 5 3 9 25 9 8 15 26 24 13 16 2 1975 1023.1 1011.5 1010.3 1009.1 999.8 999.1 995.3 1001.3 1006.3 1012.9 1022.0 1016.2 1023.1 DAY 14 17 30 4 19 17 13 18 18 23 14 4 1976 1011.6 1018.7 1014.4 1011.1 1004.3 1002.7 997.0 995.7 1004.0 1017.0 1017.0 1018.2 1018.7 DAY 9 20 8 2 1 13 6 11 28 31 11 18 1977 1017.8 1010.8 1020.4 1009.9 1003.1 998.3 995.6 998.9 1009.9 1016.9 1011.2 1019.4 1020.4 DAY 5 17 9 1 28 9 21 29 30 23 26 12 1978 1016.9 1021.2 1011.0 1006.4 1010.6 1005.4 1001.4 1000.2 1007.0 1011.6 1015.0 1020.9 1021.2 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1018.2 1013.7 1014.6 1015.4 1008.4 1006.1 998.3 1000.7 1005.4 1010.4 1014.7 1014.2 1018.2 DAY 26 18 4 27 24 10 20 2 20 9 10 22 1980 1014.9 1014.8 1011.0 1007.9 1010.4 1002.9 999.4 1004.1 1005.0 1008.7 1011.5 1011.7 1014.9 DAY 31 2 27 1 16 11 10 30 25 20 2 20 1981 1012.9 1011.3 1012.9 1007.2 1010.9 1003.6 997.4 998.3 1008.9 1011.3 1009.1 1010.9 1012.9 DAY 29 23 8 10 21 9 29 3 23 29 15 1 1982 1017.1 1017.2 1010.2 1008.2 1013.1 1002.9 998.3 1000.7 1007.2 1017.3 1013.4 1012.3 1017.3 DAY 21 11 5 3 10 6 7 15 20 24 11 9 1983 1018.0 1008.9 1012.8 1007.4 1003.9 1001.6 999.8 1000.8 1006.2 1009.3 1016.3 1015.6 1018.0 DAY 7 8 14 21 18 5 1 17 27 16 26 3 1984 1011.3 1021.3 1027.3 1022.4 1021.3 1019.1 1014.5 1014.0 1020.0 1030.0 1034.7 1035.2 1035.2 DAY 4 18 9 4 17 15 3 30 30 21 30 18 1985 1030.3 1025.9 1038.1 1031.3 1021.1 1015.5 1014.4 1016.8 1021.3 1028.9 1031.2 1033.0 1038.1 DAY 23 24 5 16 12 9 15 25 22 31 19 14 1986 1031.5 1024.7 1031.1 1026.2 1024.0 1013.9 1014.0 1013.6 1020.7 1028.3 1034.2 1036.3 1036.3 DAY 23 13 16 5 17 2 1 28 30 14 15 10 1987 1033.6 1031.3 1027.9 1026.6 1022.4 1016.8 1017.4 1015.1 1023.7 1031.7 1038.8 1033.3 1038.8 DAY 20 6 23 1 13 5 10 8 23 28 30 1 1988 1030.3 1034.3 1024.4 1032.8 1026.3 1011.7 1012.5 1017.3 1022.6 1028.6 1030.1 1025.7 1034.3 DAY 2 6 24 8 4 7 27 21 21 16 5 23 1989 1033.5 1032.9 1023.8 1024.9 1021.0 1015.2 1014.6 1017.3 1025.1 1028.7 1027.0 1023.7 1033.5 DAY 21 3 12 9 1 1 10 19 22 23 7 18 1990 1030.6 1030.2 1038.3 1023.7 1023.8 1016.0 1013.8 1015.4 1018.1 1034.0 1030.1 1031.4 1038.3 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1028.7 1032.6 1027.6 1026.0 1021.8 1018.6 1015.5 1014.6 1022.0 1025.1 1028.5 1026.8 1032.6 DAY 11 13 11 28 4 17 11 27 26 12 27 17 1992 1032.0 1027.9 1030.6 1024.1 1029.0 1016.6 1017.4 1020.4 1024.1 1028.3 1031.4 1027.2 1032.0 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1037.4 1034.4 1029.3 1023.9 1026.2 1023.8 1017.0 1015.4 1022.8 1028.7 1033.8 1030.3 1037.4 DAY 6 9 16 23 9 22 27 28 22 7 21 6 1994 1033.2 1036.2 1027.1 1031.4 1022.5 1014.0 1012.9 1013.2 1022.4 1029.9 1024.4 1033.4 1036.2 DAY 9 18 1 4 18 5 1 7 23 24 9 21 1995 1033.7 1028.0 1029.8 1022.2 1020.9 1015.4 1011.2 1013.6 1020.7 1035.5 1028.8 1032.4 1035.5 DAY 6 12 2 13 28 23 23 24 21 17 15 10 1996 1037.2 1029.7 1025.7 1031.2 1021.7 1019.5 1017.9 1020.2 1018.5 1028.3 1035.1 1028.9 1037.2 DAY 10 13 16 4 1 11 3 29 30 1 16 1 1997 1032.1 1029.8 1033.0 1020.3 1022.6 1015.3 1014.4 1014.8 1020.8 1024.3 1034.2 1029.9 1034.2 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.2 1038.0 1028.1 1023.0 1024.2 1014.8 1015.2 1013.6 1020.5 1035.1 1029.2 1031.3 1038.0 DAY 22 22 26 1 3 5 20 18 12 9 24 29 1999 1036.4 1027.0 1030.7 1024.8 1020.9 1019.6 1011.9 1014.0 1021.1 1025.0 1033.0 1033.9 1036.4 DAY 2 11 18 22 8 16 18 20 23 25 30 24 2000 1030.1 1033.0 1029.1 1021.3 1019.6 1019.3 1014.2 1014.2 1018.5 1027.6 1032.8 1029.1 1033.0 DAY 14 29 15 1 5 13 30 8 25 15 16 9 2001 1033.5 1034.3 1031.4 1030.5 1021.4 1017.0 1011.9 1016.3 1022.8 1027.8 1025.9 1030.1 1034.3 DAY 26 9 1 1 18 1 15 11 19 27 19 21 2002 1029.8 1032.4 1036.3 1020.6 1022.7 1018.2 1015.5 1015.8 1018.6 1022.8 1029.1 1038.0 1038.0 DAY 27 18 10 11 16 24 1 31 29 22 16 2 2003 1028.6 1030.6 1033.9 1029.5 1031.8 1021.7 1015.5 1014.2 1023.1 1023.6 1031.9 1040.7 1040.7 DAY 10 12 2 30 1 6 3 16 26 15 22 11 2004 1023.4 1021.4 1036.5 1026.2 1021.0 1021.0 1016.6 1011.2 1021.6 1030.7 1026.9 1030.7 1036.5 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1028.9 1030.9 1026.6 1035.9 1021.3 1017.5 1012.7 1015.3 1017.7 1031.4 1027.5 1035.8 1035.9 DAY 9 16 26 5 18 8 8 29 7 23 14 30 1952-2005 1037.4 1038.0 1038.3 1035.9 1031.8 1023.8 1017.9 1020.4 1025.1 1035.5 1038.8 1040.7 1040.7 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 108 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 993.3 986.1 986.1 992.5 986.1 986.5 987.2 991.8 996.0 995.0 990.2 ****** DAY ** 28 28 13 25 13 5 29 8 15 30 18 1967 992.0 991.4 988.8 982.7 988.0 988.6 989.9 989.0 989.6 993.9 992.5 986.9 982.7 DAY 15 24 17 25 28 22 10 20 17 11 22 23 1968 977.8 991.1 986.9 990.7 989.5 987.5 987.0 985.7 989.3 989.7 997.6 990.1 977.8 DAY 10 19 13 23 20 5 31 6 9 25 14 27 1969 990.6 991.1 983.9 979.3 987.1 983.3 984.0 988.3 988.5 987.5 993.0 989.2 979.3 DAY 19 13 19 17 14 24 14 3 7 29 7 13 1970 992.1 987.1 985.5 976.9 984.5 989.1 985.7 981.5 989.2 987.4 993.6 993.1 976.9 DAY 22 18 18 19 15 7 13 27 8 14 3 10 1971 993.2 977.9 990.0 979.4 989.2 982.7 984.5 987.6 990.5 989.5 989.6 987.9 977.9 DAY 13 27 27 14 26 21 4 10 7 8 18 14 1972 993.2 993.7 992.3 988.2 983.5 983.3 984.2 988.9 989.2 995.1 989.0 992.9 983.3 DAY 13 17 25 3 6 30 6 16 13 20 3 16 1973 986.8 977.4 990.0 982.3 983.7 986.1 985.0 986.8 991.4 993.4 990.3 988.5 977.4 DAY 31 22 3 8 28 15 28 9 9 24 1 17 1974 982.7 994.5 985.3 981.4 985.9 985.2 984.9 983.4 986.4 993.9 991.1 989.9 981.4 DAY 21 12 17 20 22 24 4 16 2 27 26 5 1975 992.9 986.7 983.9 988.1 989.2 984.9 982.0 982.9 984.3 986.3 995.7 988.6 982.0 DAY 9 10 1 30 1 23 5 10 9 9 28 27 1976 987.9 992.5 988.9 985.8 986.8 981.7 983.5 986.7 989.2 991.3 991.6 985.9 981.7 DAY 6 8 13 17 20 10 11 22 20 25 25 10 1977 996.7 989.1 989.4 980.3 991.9 987.0 985.0 984.0 992.3 989.7 992.2 989.2 980.3 DAY 19 6 3 24 4 22 27 16 11 17 11 5 1978 991.0 986.2 984.0 984.3 987.6 979.0 980.7 987.5 986.0 991.4 996.5 983.7 979.0 DAY 4 17 24 25 31 21 1 5 30 31 7 16 1979 989.3 987.6 988.8 988.6 990.6 987.6 983.3 986.6 990.9 990.4 983.3 989.7 983.3 DAY 4 8 25 19 16 23 6 14 5 4 29 1 1980 988.6 994.1 985.6 984.0 987.7 986.4 985.2 984.3 990.0 991.2 988.3 990.6 984.0 DAY 29 18 2 26 14 4 28 19 13 4 9 11 1981 990.4 992.3 982.4 980.3 985.0 985.0 987.1 988.3 989.5 995.0 985.3 988.3 980.3 DAY 11 9 13 30 1 15 9 28 17 15 5 18 1982 987.6 986.3 986.7 985.3 990.3 989.9 986.0 988.6 994.0 989.7 990.8 993.1 985.3 DAY 8 4 2 18 14 11 31 1 13 18 6 31 1983 986.8 987.4 989.6 990.8 987.5 989.1 983.7 985.8 992.0 992.2 991.7 991.1 983.7 DAY 24 17 5 17 4 7 27 11 24 4 12 11 1984 991.9 991.0 1002.2 1001.1 1002.4 1002.6 1003.3 1002.0 1008.0 1004.2 1006.3 1006.8 991.0 DAY 1 8 18 16 28 10 15 28 8 18 12 14 1985 1005.7 996.8 1003.8 1004.7 1005.6 997.8 1002.1 1003.7 1003.2 1003.9 1011.8 1001.8 996.8 DAY 21 5 24 9 1 20 19 5 14 20 26 19 1986 1006.5 1005.6 1013.1 1007.3 1001.2 999.8 1001.6 1003.7 1009.7 1006.5 1006.1 1001.5 999.8 DAY 12 4 31 11 3 12 9 15 14 4 8 27 1987 1005.3 1003.5 998.5 996.3 1001.6 1001.4 1000.4 1001.9 1007.4 1011.5 1005.6 1002.0 996.3 DAY 2 10 19 19 23 2 6 18 5 2 3 23 1988 1009.3 1001.7 996.8 1005.0 1003.4 997.9 1001.9 1000.8 1003.6 1003.4 1006.9 1000.4 996.8 DAY 28 1 3 23 28 14 15 29 9 20 8 27 1989 1007.6 1014.3 1004.1 1009.3 1001.8 1002.0 999.7 999.2 1003.4 1003.5 1006.6 1008.4 999.2 DAY 1 27 26 15 6 10 31 1 1 1 18 6 1990 1010.7 1000.8 1007.4 1002.0 999.1 1000.6 1000.6 1005.1 1001.0 1009.7 1008.1 1012.8 999.1 DAY 17 15 11 1 2 26 27 7 13 25 9 17 1991 1007.8 1008.7 1006.2 1003.8 1002.1 1000.5 994.3 1002.6 1004.1 1010.3 1011.5 1003.7 994.3 DAY 3 4 6 4 16 11 7 10 19 25 4 9 1992 1003.6 1006.3 1001.5 1006.0 1000.9 996.5 1001.2 1003.7 1005.3 1005.9 1005.2 1010.1 996.5 DAY 30 7 30 22 9 17 9 24 25 26 22 14 1993 1006.3 1011.7 1003.9 999.4 1006.3 1002.8 1001.2 1001.7 1001.3 1006.6 1007.2 1011.3 999.4 DAY 8 27 3 11 17 16 24 12 3 1 10 13 1994 1006.4 1006.7 1000.6 1003.8 1004.9 1002.8 1001.0 1002.2 1012.8 1009.7 1007.3 1004.3 1000.6 DAY 16 1 7 30 13 1 20 10 7 14 26 3 1995 1009.0 1001.9 1000.5 1001.3 1004.6 994.2 1000.2 1001.8 1004.8 1007.1 1005.6 1012.0 994.2 DAY 11 8 25 19 2 29 15 22 5 3 24 26 1996 1007.3 998.2 1008.8 998.4 1006.1 1003.3 1003.5 1001.4 998.1 1004.5 1015.8 1004.5 998.1 DAY 6 9 2 18 15 29 24 8 8 26 6 25 1997 1007.1 1012.1 1002.3 996.1 1000.0 1000.7 1000.4 1000.4 1001.1 1007.1 1010.0 1003.2 996.1 DAY 15 5 28 9 4 12 1 5 1 6 4 9 1998 1004.1 1003.0 1001.7 1002.6 1000.7 1005.4 996.7 1003.9 1004.7 1003.7 1008.1 1012.1 996.7 DAY 30 7 17 21 21 23 5 26 23 1 1 23 1999 1005.1 996.2 1002.7 1002.8 1006.6 997.0 1002.9 1002.8 1004.2 1009.1 1005.6 1008.6 996.2 DAY 9 20 21 13 17 24 21 6 15 18 25 15 2000 1000.6 1009.2 1008.2 1005.6 1003.2 1003.1 1002.1 998.5 1002.2 1012.4 1018.4 1007.1 998.5 DAY 21 6 11 7 26 5 11 3 7 10 21 21 2001 1014.7 992.3 999.9 999.9 998.1 996.4 1001.4 1000.9 1004.2 1003.1 1003.9 1007.2 992.3 DAY 10 21 24 12 8 17 9 30 8 6 17 19 2002 1008.0 1002.1 1001.6 996.3 1003.6 1000.0 998.9 999.6 1006.7 1005.6 1008.2 1002.9 996.3 DAY 7 25 26 3 31 18 24 8 17 21 12 21 2003 1005.2 1001.0 995.8 1001.7 1003.4 1003.0 1000.4 1004.3 1002.5 1002.4 1011.2 1006.9 995.8 DAY 28 20 19 26 30 22 7 12 6 27 9 18 2004 999.2 1000.0 1004.6 1002.0 998.7 1003.1 1003.6 998.7 1001.3 1005.2 999.6 1013.4 998.7 DAY 23 15 30 15 11 17 23 12 10 21 23 20 2005 1004.2 1005.0 1002.9 1007.7 1004.2 996.9 997.3 1001.4 1005.2 1003.0 1011.7 1005.4 996.9 DAY 24 28 9 15 5 20 5 7 11 20 30 16 1952-2005 977.8 977.4 982.4 976.9 983.5 979.0 980.7 981.5 984.3 986.3 983.3 983.7 976.9 YEAR-DAY 68-10 73-22 81-13 70-19 72- 6 78-21 78- 1 70-27 75- 9 75- 9 79-29 78-16 70-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 109 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1013.3 1014.1 1012.5 1013.7 1008.1 1005.8 1004.9 1010.8 1017.9 1022.6 1015.4 ****** 1967 1016.0 1018.1 1013.0 1012.3 1011.4 1009.1 1006.5 1005.9 1010.1 1017.2 1014.2 1012.2 1012.2 1968 1008.5 1013.9 1013.0 1013.1 1009.7 1006.9 1004.8 1004.6 1006.6 1012.3 1012.8 1013.0 1009.9 1969 1017.0 1018.6 1012.7 1011.6 1009.3 1003.4 1004.1 1006.0 1009.3 1011.9 1016.3 1012.1 1011.0 1970 1014.1 1011.6 1012.4 1011.7 1005.4 1005.6 1002.4 1002.2 1007.8 1011.4 1013.1 1014.7 1009.4 1971 1019.1 1008.9 1011.2 1009.1 1006.9 1002.6 1002.0 1002.7 1009.1 1012.9 1012.1 1011.5 1009.0 1972 1018.7 1020.5 1014.9 1007.3 1007.4 1003.6 1002.8 1005.9 1008.0 1011.7 1013.2 1020.3 1011.2 1973 1018.1 1010.4 1012.5 1006.5 1006.8 1005.6 1002.5 1005.8 1011.5 1013.2 1013.4 1017.7 1010.3 1974 1017.4 1019.0 1018.6 1008.8 1007.4 1004.6 1004.5 1005.1 1009.3 1014.8 1015.6 1014.8 1011.7 1975 1017.0 1014.0 1013.1 1011.4 1007.7 1004.3 1001.1 1003.4 1007.5 1013.3 1019.1 1017.6 1010.8 1976 1011.3 1018.3 1017.1 1011.2 1009.5 1007.6 1003.1 1004.4 1008.6 1014.0 1019.8 1018.3 1011.9 1977 1020.6 1017.0 1016.8 1009.1 1010.4 1003.9 1002.9 1005.8 1011.0 1014.8 1015.2 1016.8 1012.0 1978 1017.2 1017.2 1013.1 1008.1 1010.4 1006.5 1006.3 1006.4 1007.4 1014.9 1019.5 1012.6 1011.6 1979 1017.3 1014.0 1014.0 1011.6 1012.5 1008.7 1004.8 1006.3 1011.4 1012.8 1017.5 1014.3 1012.1 1980 1016.5 1018.4 1013.6 1008.2 1009.6 1006.6 1004.1 1005.7 1010.0 1014.5 1014.5 1015.1 1011.4 1981 1014.0 1014.2 1011.2 1011.0 1010.2 1007.9 1005.5 1006.1 1011.9 1016.2 1012.8 1014.4 1011.3 1982 1016.1 1015.6 1014.3 1009.5 1013.7 1008.6 1003.7 1006.6 1011.8 1014.8 1019.5 1017.5 1012.6 1983 1015.8 1013.3 1015.1 1011.8 1008.8 1008.4 1003.1 1004.7 1009.6 1014.8 1015.2 1017.9 1011.5 1984 1016.0 1023.3 1014.2 1007.7 1010.4 1011.0 1007.3 1007.8 1014.0 1019.0 1018.7 1026.2 1014.6 1985 1018.9 1011.6 1022.2 1013.0 1011.8 1008.1 1009.4 1011.0 1012.0 1018.3 1019.9 1019.4 1014.6 1986 1018.3 1017.6 1022.9 1017.3 1012.8 1007.4 1009.4 1010.7 1014.5 1018.4 1020.5 1018.9 1015.7 1987 1018.9 1019.7 1015.0 1016.2 1013.0 1009.9 1009.3 1008.9 1014.6 1023.5 1021.4 1017.9 1015.7 1988 1020.0 1019.6 1013.4 1015.8 1013.5 1006.3 1006.9 1009.1 1013.5 1017.8 1017.6 1016.0 1014.1 1989 1021.8 1024.3 1015.7 1017.4 1014.3 1009.5 1008.5 1008.2 1011.7 1016.7 1017.9 1018.7 1015.4 1990 1022.3 1018.6 1021.4 1013.6 1013.8 1008.4 1008.3 1010.3 1010.9 1018.1 1018.8 1021.5 1015.5 1991 1020.5 1021.7 1019.3 1015.0 1011.7 1010.3 1005.9 1008.2 1014.5 1017.9 1021.8 1017.0 1015.3 1992 1019.9 1015.9 1018.9 1014.9 1015.5 1008.0 1008.6 1013.0 1015.2 1016.7 1018.2 1019.4 1015.3 1993 1021.1 1022.1 1018.1 1013.7 1013.0 1010.1 1010.4 1010.7 1012.6 1022.3 1023.4 1022.4 1016.7 1994 1019.9 1021.1 1018.5 1016.5 1013.2 1010.0 1007.7 1008.9 1017.9 1020.6 1015.6 1021.4 1015.9 1995 1020.4 1020.1 1017.4 1013.2 1014.7 1009.2 1006.3 1008.0 1011.2 1019.7 1015.7 1021.7 1014.8 1996 1023.5 1019.6 1018.3 1017.4 1013.3 1011.3 1009.8 1009.5 1009.0 1017.0 1024.2 1019.0 1016.0 1997 1018.2 1021.0 1015.8 1011.6 1013.8 1008.1 1006.5 1007.9 1014.1 1014.8 1020.6 1018.6 1014.2 1998 1019.3 1020.3 1015.5 1013.6 1013.8 1010.6 1007.6 1009.7 1012.7 1018.5 1019.1 1022.0 1015.2 1999 1020.7 1015.0 1017.2 1016.2 1014.0 1009.5 1007.9 1007.6 1012.2 1016.1 1020.1 1021.7 1014.8 2000 1018.1 1019.2 1017.6 1011.9 1012.2 1009.7 1008.7 1008.2 1011.2 1019.5 1023.5 1019.4 1014.9 2001 1024.3 1017.0 1015.8 1013.7 1010.1 1009.0 1008.5 1009.4 1012.2 1017.4 1017.3 1018.9 1014.5 2002 1020.5 1019.7 1015.5 1013.2 1013.9 1009.1 1008.5 1007.4 1012.5 1015.0 1020.5 1022.0 1014.8 2003 1019.5 1016.6 1018.5 1017.4 1015.3 1010.7 1007.4 1009.9 1013.4 1013.8 1021.5 1021.6 1015.5 2004 1014.9 1016.2 1020.4 1015.3 1011.1 1010.2 1010.1 1007.4 1014.7 1019.2 1017.3 1021.1 1014.8 2005 1019.5 1020.1 1015.5 1017.4 1013.6 1009.9 1007.8 1009.1 1011.9 1018.1 1020.7 1021.2 1015.4 MEAN 1018.2 1017.4 1015.9 1012.7 1011.5 1008.0 1006.3 1007.3 1011.4 1016.3 1018.0 1018.1 1013.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 110 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1024.0 1027.1 1023.8 1023.6 1012.9 1014.2 1008.7 1019.2 1027.5 1030.7 1028.0 ****** DAY ** 10 2 4 18 3 7 16 21 9 23 30 1967 1029.0 1032.5 1023.1 1023.7 1018.4 1016.4 1013.9 1009.8 1020.4 1026.5 1026.2 1022.7 1032.5 DAY 3 3 1 9 15 5 22 15 24 15 30 12 1968 1020.8 1030.9 1027.4 1020.2 1015.7 1015.9 1010.8 1030.0 1013.7 1024.2 1025.3 1023.3 1030.9 DAY 19 5 26 21 22 8 12 17 17 27 21 31 1969 1031.7 1029.2 1023.9 1020.4 1017.9 1013.8 1010.8 1012.6 1020.9 1024.2 1025.3 1019.2 1031.7 DAY 6 10 24 3 21 1 2 30 13 26 9 7 1970 1023.7 1020.2 1021.4 1024.3 1015.9 1016.9 1007.5 1010.6 1016.8 1023.2 1027.2 1022.7 1027.2 DAY 2 16 5 22 9 11 22 29 18 31 14 15 1971 1031.5 1022.7 1024.5 1020.2 1014.8 1010.7 1007.5 1008.5 1017.8 1024.1 1022.2 1025.6 1031.5 DAY 8 1 6 9 2 16 11 7 23 31 20 31 1972 1031.1 1035.1 1028.9 1019.1 1018.9 1011.6 1029.3 1012.6 1017.8 1019.0 1022.2 1030.9 1035.1 DAY 31 22 20 1 22 16 18 24 17 8 11 23 1973 1035.3 1022.7 1027.8 1019.1 1017.9 1012.8 1008.8 1010.9 1027.6 1022.6 1027.0 1029.1 1035.3 DAY 25 2 9 10 7 4 22 7 26 27 20 21 1974 1032.3 1030.4 1030.2 1021.8 1014.5 1012.2 1011.2 1015.6 1015.1 1021.5 1023.6 1019.7 1032.3 DAY 5 3 9 25 1 8 15 12 23 13 16 2 1975 1037.3 1024.3 1024.0 1022.6 1013.0 1011.9 1007.9 1013.8 1019.3 1026.6 1036.0 1030.2 1037.3 DAY 14 19 30 4 19 17 14 18 18 23 14 4 1976 1025.0 1032.5 1028.1 1025.0 1017.4 1015.3 1010.0 1007.8 1017.2 1030.5 1031.0 1032.1 1032.5 DAY 9 20 8 2 3 13 6 12 28 31 11 18 1977 1031.4 1024.0 1034.1 1023.7 1016.2 1011.1 1007.9 1012.2 1023.4 1032.0 1024.7 1032.7 1034.1 DAY 5 17 9 1 28 9 19 29 30 23 26 12 1978 1031.1 1035.3 1024.8 1019.7 1023.8 1018.2 1014.0 1013.1 1020.4 1024.4 1029.2 1035.2 1035.3 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1032.2 1027.2 1028.1 1028.9 1021.4 1019.2 1011.1 1013.0 1018.3 1023.4 1027.6 1028.1 1032.2 DAY 26 18 4 27 24 10 20 2 20 9 10 22 1980 1029.3 1029.2 1024.9 1021.7 1023.6 1016.1 1012.9 1017.2 1018.2 1021.6 1024.6 1024.8 1029.3 DAY 31 2 7 1 16 11 10 30 25 20 2 17 1981 1026.9 1025.1 1026.8 1020.7 1024.5 1016.2 1010.8 1009.9 1022.4 1024.4 1022.7 1024.7 1026.9 DAY 29 23 8 10 21 9 24 4 23 28 15 1 1982 1032.6 1030.4 1023.8 1021.7 1026.5 1016.1 1011.0 1013.0 1020.3 1030.9 1026.8 1026.1 1032.6 DAY 21 11 5 3 10 6 7 10 20 24 11 9 1983 1032.2 1023.1 1027.0 1020.7 1017.3 1014.0 1012.9 1013.4 1016.9 1022.5 1030.1 1028.9 1032.2 DAY 7 23 14 21 18 1 1 17 15 12 26 3 1984 1024.5 1035.2 1024.4 1019.7 1020.0 1019.5 1014.8 1014.3 1020.4 1030.4 1035.2 1035.6 1035.6 DAY 4 18 9 4 17 15 3 30 30 21 30 18 1985 1030.7 1026.3 1038.8 1031.7 1021.5 1015.8 1014.7 1017.2 1021.7 1029.3 1031.6 1033.4 1038.8 DAY 23 24 5 16 12 9 15 25 22 31 19 14 1986 1031.9 1025.0 1031.5 1026.6 1024.4 1014.2 1014.3 1013.9 1021.0 1028.7 1034.6 1036.7 1036.7 DAY 23 13 16 5 17 2 1 28 30 14 15 10 1987 1034.0 1031.7 1028.3 1027.0 1022.8 1017.1 1017.8 1015.4 1024.0 1032.1 1039.2 1033.7 1039.2 DAY 20 6 23 1 13 5 10 8 23 28 30 1 1988 1030.7 1034.7 1024.8 1033.2 1026.7 1012.1 1012.8 1017.7 1022.9 1029.0 1030.5 1026.1 1034.7 DAY 2 6 24 8 4 7 27 21 21 16 5 23 1989 1033.9 1033.3 1024.2 1025.3 1021.4 1015.5 1014.9 1017.7 1025.5 1029.1 1027.4 1024.1 1033.9 DAY 21 3 12 9 1 1 10 19 22 23 7 18 1990 1031.0 1030.6 1038.7 1024.1 1024.2 1016.3 1014.1 1015.7 1018.5 1034.4 1030.5 1031.8 1038.7 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1029.1 1033.0 1028.0 1026.4 1021.2 1019.0 1015.8 1014.9 1022.4 1025.5 1028.6 1027.2 1033.0 DAY 11 13 11 28 4 17 11 27 26 12 27 17 1992 1032.4 1028.3 1031.0 1024.5 1029.4 1017.0 1017.8 1020.7 1024.5 1028.7 1031.8 1027.6 1032.4 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1037.8 1034.8 1029.7 1024.3 1026.6 1024.2 1017.4 1015.7 1023.2 1029.1 1034.2 1030.7 1037.8 DAY 6 9 16 23 9 22 27 28 22 7 21 6 1994 1033.6 1036.6 1027.5 1031.8 1022.9 1014.3 1013.2 1013.5 1022.8 1030.3 1024.8 1033.8 1036.6 DAY 9 18 1 4 18 5 1 7 23 24 9 21 1995 1034.1 1028.4 1030.2 1022.6 1021.3 1015.7 1011.5 1013.9 1021.1 1035.9 1029.2 1032.8 1035.9 DAY 6 12 2 13 28 23 23 24 21 17 15 10 1996 1037.6 1030.1 1026.1 1031.6 1022.1 1019.9 1018.3 1020.6 1018.9 1028.7 1035.5 1029.3 1037.6 DAY 10 13 16 4 1 11 3 29 30 1 16 1 1997 1032.5 1030.2 1033.4 1020.7 1023.0 1015.6 1014.7 1015.1 1021.2 1024.7 1034.6 1030.3 1034.6 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.6 1038.4 1028.5 1023.4 1024.6 1015.1 1015.5 1013.9 1020.9 1035.5 1029.6 1031.6 1038.4 DAY 22 22 26 1 3 5 20 18 12 9 24 3 1999 1036.8 1027.4 1031.1 1025.2 1021.3 1020.0 1012.2 1014.3 1021.5 1025.4 1033.4 1034.3 1036.8 DAY 2 11 18 22 8 16 18 20 23 25 30 24 2000 1030.5 1033.4 1029.5 1021.7 1020.0 1019.7 1014.5 1014.5 1018.9 1028.0 1033.2 1029.5 1033.4 DAY 14 29 15 1 5 13 30 8 25 15 16 9 2001 1033.9 1034.7 1031.8 1030.9 1021.8 1017.4 1012.2 1016.6 1023.2 1028.2 1026.2 1030.4 1034.7 DAY 26 9 1 1 18 1 15 11 19 27 19 21 2002 1030.1 1032.7 1036.6 1020.9 1023.0 1018.5 1015.8 1016.1 1018.9 1023.1 1029.4 1038.4 1038.4 DAY 27 18 10 11 16 24 1 31 29 22 16 2 2003 1028.9 1031.0 1034.3 1029.8 1032.1 1022.0 1015.7 1014.4 1023.4 1023.8 1032.2 1041.1 1041.1 DAY 10 12 2 30 1 6 3 16 22 15 22 11 2004 1023.7 1021.7 1036.8 1026.5 1021.3 1021.3 1016.9 1011.4 1021.9 1031.1 1027.3 1031.0 1036.8 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1029.3 1031.2 1026.9 1036.3 1021.6 1017.7 1012.9 1015.6 1018.0 1031.8 1027.8 1036.1 1036.3 DAY 9 16 26 5 18 8 8 29 7 23 14 30 1952-2005 1037.8 1038.4 1038.8 1036.3 1032.1 1024.2 1029.3 1030.0 1027.6 1035.9 1039.2 1041.1 1041.1 YEAR-DAY 93- 6 98-22 85- 5 5- 5 3- 1 93-22 72-18 68-17 73-26 95-17 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 111 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 963.0 998.9 1000.5 1004.7 1000.7 999.5 999.5 1003.6 1009.1 1008.4 1003.2 ****** DAY ** 28 28 18 25 20 24 29 4 15 30 12 1967 996.2 1004.3 1001.9 1000.0 1000.6 1000.6 1002.7 1001.6 1001.7 1006.8 1005.1 1001.4 996.2 DAY 16 24 5 24 27 3 8 20 17 11 22 3 1968 996.5 1002.8 998.5 1001.8 1000.3 1000.4 999.4 996.2 1000.3 1000.6 961.6 1001.7 961.6 DAY 15 19 13 23 20 18 5 6 9 25 19 11 1969 1002.0 1003.9 998.6 990.3 998.2 994.0 978.2 999.4 999.4 998.6 1004.6 1000.8 978.2 DAY 19 13 30 17 14 24 13 3 7 29 7 31 1970 1004.1 998.8 996.5 987.7 995.2 1000.4 996.2 992.1 1000.4 998.5 1004.6 1004.9 987.7 DAY 22 18 18 19 15 7 13 27 6 14 3 6 1971 1005.1 989.6 1001.5 990.3 1000.5 993.1 995.2 998.2 1001.3 1000.5 1000.8 999.8 989.6 DAY 13 27 27 14 26 21 4 10 8 8 18 14 1972 1004.9 1004.9 1003.7 999.6 994.4 994.1 995.2 1000.4 1000.4 1006.5 1000.7 1005.9 994.1 DAY 13 17 25 24 6 30 6 16 13 6 3 16 1973 998.0 988.9 1002.1 995.3 994.1 998.7 997.3 999.6 1003.8 1005.9 1002.9 1001.2 988.9 DAY 31 22 3 21 28 15 28 9 9 24 1 17 1974 995.2 1007.7 997.7 993.7 998.6 997.5 988.5 995.4 998.6 1006.9 1004.0 1003.6 988.5 DAY 21 12 17 20 22 24 2 15 2 28 26 5 1975 1006.2 999.0 997.0 1000.7 1001.7 996.5 994.3 995.3 995.7 998.7 1008.4 1001.3 994.3 DAY 9 10 1 30 1 24 5 10 9 9 28 27 1976 1001.2 1005.2 1002.7 998.7 999.8 993.4 995.4 998.5 1001.7 1004.8 1003.9 999.0 993.4 DAY 6 8 13 17 20 10 11 22 20 15 25 10 1977 1009.8 1002.3 1001.7 992.7 1004.3 999.7 997.5 996.5 1004.8 1002.0 1005.0 1001.9 992.7 DAY 19 6 3 24 15 22 27 16 11 17 11 5 1978 1004.6 998.8 996.6 996.9 1000.0 991.5 992.5 999.6 998.6 1003.8 1009.4 995.8 991.5 DAY 4 17 24 25 31 21 1 5 30 27 7 16 1979 1001.8 1000.1 1001.1 1000.9 1002.9 999.7 995.4 995.5 1003.4 1002.6 996.0 1001.2 995.4 DAY 4 8 25 19 16 23 6 14 17 4 29 1 1980 1001.2 1007.7 998.3 996.7 999.7 998.3 997.4 996.5 1002.7 1003.7 1001.0 1003.4 996.5 DAY 29 18 2 26 14 4 28 19 13 4 9 11 1981 1003.3 1005.3 994.8 992.7 997.9 997.5 999.5 1000.6 1001.6 1007.9 997.9 1001.0 992.7 DAY 11 9 13 30 1 15 9 6 17 15 5 18 1982 1000.3 999.3 999.2 978.0 1002.8 1002.7 997.2 1000.8 1006.9 1002.0 1003.5 1006.3 978.0 DAY 8 4 2 18 14 11 31 1 10 18 6 31 1983 1000.5 1000.4 1002.6 1003.7 999.7 1001.7 995.5 998.0 1004.4 1004.8 1004.4 1003.9 995.5 DAY 24 17 5 18 4 7 27 11 24 4 12 11 1984 1005.2 1004.4 999.3 996.7 1000.7 1001.3 1003.6 1002.3 1008.3 1004.5 1006.6 1007.1 996.7 DAY 1 8 18 16 28 10 15 28 8 18 12 14 1985 1006.0 997.1 1004.1 1005.0 1005.9 998.1 1002.4 1004.0 1003.5 1004.2 1012.1 1002.1 997.1 DAY 21 5 24 9 1 20 19 5 14 20 26 19 1986 1006.6 1005.9 1013.5 1007.6 1001.6 1000.1 1001.9 1004.1 1010.0 1006.8 1006.5 1001.9 1000.1 DAY 12 4 31 11 3 12 9 15 14 4 8 27 1987 1005.6 1003.8 998.8 996.7 1001.9 1001.7 1000.8 1002.2 1007.7 1011.8 1005.9 1002.3 996.7 DAY 2 10 19 19 23 2 6 18 5 2 3 23 1988 1009.7 1002.1 997.1 1005.3 1003.7 998.2 1002.2 1001.1 1003.9 1003.7 1007.2 1000.7 997.1 DAY 28 1 3 23 28 14 15 29 9 30 8 27 1989 1007.9 1014.7 1004.4 1009.6 1002.1 1002.3 1000.0 999.5 1003.7 1003.8 1007.0 1008.7 999.5 DAY 1 27 26 15 6 10 31 1 1 1 18 6 1990 1011.0 1001.1 1007.7 1002.3 999.4 1000.9 1000.9 1005.4 1001.3 1010.0 1008.4 1013.1 999.4 DAY 17 15 11 1 2 26 27 7 13 25 9 17 1991 1008.1 1009.0 1006.5 1004.1 1002.4 1000.8 994.7 1002.9 1004.4 1010.6 1011.8 1004.0 994.7 DAY 3 4 6 4 16 11 7 10 19 25 4 9 1992 1003.9 1006.6 1001.8 1006.3 1000.2 996.8 1001.5 1004.0 1005.6 1006.2 1005.5 1010.4 996.8 DAY 30 7 30 22 9 17 9 24 25 26 22 14 1993 1006.6 1011.9 1004.2 999.7 1006.6 1003.1 1001.5 1002.0 1001.6 1006.9 1007.5 1011.6 999.7 DAY 8 27 3 11 17 16 24 12 3 1 10 13 1994 1006.7 1007.0 1000.9 1004.1 1005.2 1003.1 1001.3 1002.5 1013.1 1010.0 1007.6 1004.6 1000.9 DAY 16 1 7 30 13 1 20 10 7 14 26 3 1995 1009.3 1002.2 1000.8 1001.6 1004.9 994.5 1000.5 1002.1 1005.1 1007.4 1005.9 1012.3 994.5 DAY 11 8 25 19 2 29 15 22 5 3 24 26 1996 1007.6 998.5 1009.1 998.7 1006.4 1003.6 1003.8 1001.7 998.4 1004.8 1016.1 1004.8 998.4 DAY 6 9 2 18 15 29 24 8 8 26 6 25 1997 1007.4 1012.4 1002.6 996.4 1000.3 1001.0 1000.7 1000.7 1001.4 1007.2 1010.3 1003.5 996.4 DAY 15 5 28 9 4 12 1 5 1 2 4 9 1998 1004.4 1003.3 1002.0 1002.9 1001.0 1005.7 998.0 1004.2 1005.0 1004.0 1008.4 1012.4 998.0 DAY 30 7 17 21 21 23 6 26 23 1 1 23 1999 1005.4 996.5 1003.0 1003.1 1006.9 997.3 1003.2 1003.1 1004.5 1009.4 1005.9 1008.9 996.5 DAY 9 20 21 13 17 24 21 6 15 18 25 15 2000 1000.9 1009.5 1008.5 1005.9 1003.5 1003.4 1002.4 998.8 1002.5 1012.7 1018.8 1007.4 998.8 DAY 21 6 11 7 26 5 11 3 7 10 21 21 2001 1015.0 992.6 1000.2 1000.2 998.4 996.7 1001.7 1001.2 1004.5 1003.4 1004.2 1007.5 992.6 DAY 10 21 24 12 8 17 9 30 8 6 17 19 2002 1008.3 1002.4 1001.9 996.6 1003.9 1000.9 999.1 999.8 1007.0 1005.9 1008.4 1003.2 996.6 DAY 7 25 26 3 31 18 24 8 17 21 12 21 2003 1005.5 1001.3 996.0 1001.9 1003.6 1003.2 1000.6 1004.4 1002.7 1002.6 1011.8 1007.2 996.0 DAY 28 20 19 26 30 22 7 12 6 27 9 18 2004 999.5 1000.3 1004.8 1002.3 998.9 1003.3 1003.8 998.9 1001.5 1005.4 999.9 1013.7 998.9 DAY 23 15 30 15 11 17 23 12 10 21 23 20 2005 1004.5 1005.3 1003.1 1008.0 1004.4 997.1 997.6 1001.6 1005.4 1003.2 1012.0 1005.7 997.1 DAY 24 28 9 15 5 20 5 7 11 20 30 16 1952-2005 995.2 963.0 994.8 978.0 994.1 991.5 978.2 992.1 995.7 998.5 961.6 995.8 961.6 YEAR-DAY 74-21 66-28 81-13 82-18 73-28 78-21 69-13 70-27 75- 9 70-14 68-19 78-16 68-19 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 112 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1004.2 1001.0 1001.0 998.7 999.7 996.3 992.5 994.1 998.9 1000.3 1004.6 1001.3 999.4 1980 1003.4 1005.1 1000.6 995.6 997.0 994.2 991.9 993.5 997.3 1001.6 1001.6 1002.0 998.7 1981 1000.9 1001.3 998.3 ****** ****** ****** ****** ****** ****** ****** ****** 1001.4 ****** 1982 1003.1 1002.0 1001.3 997.6 1001.3 ****** ****** ****** 1000.2 1002.0 1005.8 ****** ****** 1983 1002.8 1000.2 ****** 999.3 996.3 995.9 991.0 992.5 997.4 1001.9 1002.4 1004.9 ****** 1984 1002.9 1010.0 1013.7 1011.9 1013.5 1010.9 1007.1 1007.6 1014.0 1018.6 1018.6 1026.1 1012.9 1985 1018.6 1011.5 1022.2 1012.8 1011.7 1007.9 1009.3 1010.8 1011.8 1018.2 1019.8 1019.3 1014.5 1986 1018.2 1017.6 1022.9 1017.2 1012.7 1007.4 1009.3 1010.7 1014.4 1018.3 1020.5 1018.8 1015.7 1987 1019.2 1019.7 1015.0 1016.2 1013.7 1009.8 1009.2 1008.8 1014.4 1023.4 1021.3 1017.8 1015.7 1988 1020.0 1019.6 1013.4 1015.9 1013.4 1006.2 1006.8 1009.0 1013.4 1017.7 1017.5 1015.9 1014.1 1989 1021.8 1024.3 1015.7 1017.3 1014.2 1009.4 1008.4 1008.1 1011.6 1016.6 1017.8 1018.7 1015.3 1990 1022.3 1018.5 1021.3 1013.5 1013.8 1008.3 1008.2 1010.2 1010.8 1018.1 1018.7 1021.5 1015.4 1991 1020.5 1021.7 1019.5 1014.9 1011.7 1010.2 1005.8 1008.1 1014.4 1017.8 1021.7 1017.0 1015.3 1992 1019.8 1015.9 1018.9 1014.9 1015.4 1007.9 1008.5 1012.9 1015.1 1016.7 1018.2 1019.4 1015.3 1993 1021.1 1022.1 1018.0 1013.6 1012.9 1010.0 1010.3 1010.6 1012.6 1022.2 1023.4 1022.4 1016.6 1994 1019.8 1021.0 1018.5 1016.4 1013.1 1009.9 1007.6 1008.8 1017.8 1020.5 1015.6 1021.4 1015.9 1995 1020.4 1020.1 1017.3 1013.2 1014.6 1009.2 1006.2 1007.9 1011.1 1019.6 1015.7 1021.6 1014.7 1996 1023.4 1019.5 1018.2 1017.4 1013.2 1011.2 1009.7 1009.4 1008.9 1016.9 1024.1 1018.9 1015.9 1997 1018.2 1020.9 1015.7 1011.5 1013.7 1008.0 1006.4 1007.8 1014.0 1014.7 1020.5 1018.6 1014.2 1998 1019.2 1020.2 1015.4 1013.5 1013.7 1010.5 1007.4 1009.6 1012.6 1018.4 1019.1 1022.0 1015.1 1999 1020.7 1015.0 1017.1 1016.2 1013.9 1009.4 1007.8 1007.5 1012.1 1016.0 1020.0 1021.5 1014.8 2000 1018.1 1019.2 1017.6 1011.8 1012.1 1009.7 1008.6 1008.2 1011.1 1019.4 1023.4 1019.3 1014.9 2001 1024.3 1017.0 1015.7 1013.6 1010.0 1009.0 1008.4 1009.3 1012.1 1017.4 1017.3 1018.9 1014.4 2002 1020.5 1019.7 1015.5 1013.2 1013.8 1009.0 1008.4 1007.4 1012.5 1015.0 1020.5 1021.9 1014.8 2003 1019.5 1016.6 1018.5 1017.4 1015.3 1010.7 1007.4 1009.9 1013.4 1013.8 1021.5 1021.6 1015.5 2004 1014.9 1016.2 1020.4 1015.3 1011.1 1010.2 1010.0 1007.4 1014.7 1019.2 1017.2 1021.1 1014.8 2005 1019.5 1020.1 1015.5 1017.4 1013.6 1009.9 1007.8 1009.1 1011.9 1018.1 1020.7 1021.2 1015.4 MEAN 1016.2 1015.4 1014.9 1012.2 1011.0 1007.6 1006.2 1007.2 1010.7 1015.5 1017.2 1017.5 1012.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 113 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1018.5 1014.0 1015.0 1015.7 1008.7 1006.3 998.5 1000.9 1005.6 1010.7 1015.0 1014.5 1018.5 DAY 26 18 4 27 24 10 20 2 20 9 10 22 1980 1015.3 1015.2 1011.3 1008.2 1010.7 1003.1 999.6 1004.3 1005.2 1009.0 1011.8 1012.0 1015.3 DAY 31 2 27 1 16 11 10 30 25 20 2 20 1981 1013.2 1011.6 1013.2 ****** ****** ****** ****** ****** ****** ****** ****** 1011.2 ****** DAY 29 23 8 ** ** ** ** ** ** ** ** 1 1982 1017.5 1017.6 1010.5 1008.5 1013.4 ****** ****** ****** 1007.4 1017.6 1013.7 ****** ****** DAY 21 11 5 3 10 ** ** ** 20 24 11 ** 1983 1018.4 1009.2 ****** 1007.7 1004.1 1001.8 1000.0 1001.0 1006.5 1009.6 1016.6 1015.9 ****** DAY 7 23 ** 21 18 5 1 17 27 16 26 3 1984 1011.6 1021.7 1027.7 1022.7 1021.6 1019.4 1014.7 1014.2 1020.2 1030.3 1035.1 1035.6 1035.6 DAY 4 18 9 4 17 15 3 30 30 21 30 18 1985 1030.7 1026.3 1038.5 1031.6 1021.4 1015.7 1014.6 1017.0 1021.5 1029.2 1031.5 1033.4 1038.5 DAY 23 24 5 16 12 9 15 25 22 31 19 14 1986 1031.9 1025.0 1031.5 1026.5 1024.3 1014.1 1014.2 1013.8 1021.0 1028.6 1034.6 1036.7 1036.7 DAY 23 13 16 5 17 2 1 30 30 14 15 10 1987 1033.9 1031.7 1028.3 1026.9 1022.7 1017.0 1017.6 1015.3 1024.0 1032.0 1039.2 1033.7 1039.2 DAY 20 6 23 1 13 5 10 8 23 28 30 1 1988 1030.7 1034.7 1024.7 1033.1 1026.6 1011.9 1012.7 1017.5 1022.9 1028.9 1030.4 1026.1 1034.7 DAY 2 6 24 8 4 7 27 21 21 16 5 23 1989 1033.9 1033.3 1024.1 1025.2 1021.3 1015.4 1014.8 1017.5 1025.4 1029.0 1027.3 1024.0 1033.9 DAY 21 3 12 9 1 1 10 19 22 23 7 18 1990 1031.0 1030.6 1038.7 1024.0 1024.1 1016.3 1014.0 1015.6 1018.3 1034.3 1030.4 1031.8 1038.7 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1029.0 1033.0 1028.0 1026.3 1022.1 1018.8 1015.7 1014.8 1022.3 1025.4 1028.8 1027.2 1033.0 DAY 11 13 11 28 4 17 11 27 26 12 27 17 1992 1032.4 1028.3 1031.0 1024.4 1029.3 1016.9 1017.7 1020.7 1024.4 1028.6 1031.7 1027.5 1032.4 DAY 4 15 11 30 2 7 12 31 29 15 3 2 1993 1037.8 1034.8 1029.7 1024.2 1026.5 1024.1 1017.2 1015.6 1023.1 1029.0 1034.2 1030.7 1037.8 DAY 6 9 16 23 9 22 27 28 22 7 21 6 1994 1033.6 1036.6 1027.5 1031.8 1022.8 1014.3 1013.1 1013.4 1022.6 1030.2 1024.7 1033.8 1036.6 DAY 9 18 1 4 18 5 1 7 23 24 9 21 1995 1034.0 1028.3 1030.1 1022.5 1021.2 1015.7 1011.4 1013.8 1021.0 1035.8 1029.1 1032.8 1035.8 DAY 6 12 2 13 28 23 23 24 21 17 15 10 1996 1037.6 1030.1 1026.1 1031.5 1022.0 1019.8 1018.1 1020.4 1018.7 1028.6 1035.4 1029.2 1037.6 DAY 10 13 16 4 1 11 3 29 30 1 16 1 1997 1032.5 1030.2 1033.4 1020.6 1022.9 1015.6 1014.6 1015.0 1021.1 1024.6 1034.5 1030.3 1034.5 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.6 1038.4 1028.4 1023.3 1024.5 1015.0 1015.4 1013.8 1020.8 1035.4 1029.5 1031.6 1038.4 DAY 22 22 26 1 3 5 20 18 12 9 24 29 1999 1036.8 1027.3 1031.1 1025.1 1021.2 1019.8 1012.1 1014.2 1021.4 1025.3 1033.4 1034.2 1036.8 DAY 2 11 18 22 8 16 18 20 23 25 30 24 2000 1030.5 1033.4 1029.5 1021.6 1019.9 1019.6 1014.4 1014.4 1018.7 1027.9 1033.1 1029.4 1033.4 DAY 14 29 15 1 5 13 30 8 25 15 16 9 2001 1033.9 1034.7 1031.7 1030.8 1021.7 1017.2 1012.1 1016.5 1023.1 1028.1 1026.2 1030.5 1034.7 DAY 26 9 1 1 18 1 15 11 19 27 19 21 2002 1030.1 1032.8 1036.7 1020.9 1023.0 1018.4 1015.7 1016.0 1018.8 1023.1 1029.4 1038.4 1038.4 DAY 27 18 10 11 16 24 1 31 29 22 16 2 2003 1028.9 1031.0 1034.3 1029.8 1032.1 1022.0 1015.7 1014.4 1023.4 1023.9 1032.2 1041.1 1041.1 DAY 10 12 2 30 1 6 3 16 26 15 22 11 2004 1023.7 1021.7 1036.9 1026.5 1021.3 1021.3 1016.8 1011.4 1021.9 1031.0 1027.2 1031.1 1036.9 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1029.2 1031.3 1027.0 1036.3 1021.6 1017.8 1012.9 1015.5 1017.9 1031.7 1027.8 1036.2 1036.3 DAY 9 16 26 5 18 8 8 29 7 23 14 30 1952-2005 1037.8 1038.4 1038.7 1036.3 1032.1 1024.1 1018.1 1020.7 1025.4 1035.8 1039.2 1041.1 1041.1 YEAR-DAY 93- 6 98-22 90-16 5- 5 3- 1 93-22 96- 3 92-31 89-22 95-17 87-30 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 114 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 989.5 987.8 989.0 988.8 990.8 987.8 983.5 986.8 991.1 990.6 983.5 990.0 983.5 DAY 4 8 25 19 16 23 6 14 17 4 29 1 1980 988.8 994.4 985.9 984.2 987.9 986.5 985.3 984.5 990.2 991.4 988.5 990.9 984.2 DAY 29 18 2 26 14 4 28 19 13 4 9 11 1981 990.7 992.5 982.6 ****** ****** ****** ****** ****** ****** ****** ****** 988.5 ****** DAY 11 9 13 ** ** ** ** ** ** ** ** 18 1982 987.9 986.5 987.0 985.5 990.5 ****** ****** ****** 994.5 989.9 991.0 ****** ****** DAY 8 4 2 27 14 ** ** ** 23 18 6 ** 1983 987.1 987.7 ****** 991.0 987.7 989.3 983.9 986.0 992.2 992.4 991.9 991.3 ****** DAY 24 17 ** 17 4 7 27 11 24 4 12 11 1984 992.2 991.3 1002.5 1001.3 1002.6 1002.8 1003.5 1002.2 1008.2 1004.4 1006.6 1007.1 991.3 DAY 1 8 18 16 28 10 15 28 8 18 12 14 1985 1006.0 997.1 1004.1 1004.9 1005.8 998.0 1002.3 1003.9 1003.4 1004.1 1012.1 1002.1 997.1 DAY 21 5 24 9 20 20 19 5 14 20 26 19 1986 1006.8 1005.9 1013.4 1007.6 1001.4 1000.0 1001.8 1003.9 1009.9 1006.7 1006.4 1001.8 1000.0 DAY 12 4 31 11 3 12 9 15 14 4 8 27 1987 1005.6 1003.8 998.8 996.5 1001.8 1001.6 1000.6 1002.1 1007.6 1011.7 1005.9 1002.3 996.5 DAY 2 10 19 19 23 2 6 18 5 2 3 23 1988 1009.6 1002.0 997.1 1005.2 1003.6 998.1 1002.1 1001.0 1003.8 1003.6 1007.1 1000.7 997.1 DAY 28 1 3 23 28 14 15 29 9 20 8 27 1989 1007.9 1014.6 1004.4 1009.6 1002.0 1002.2 999.9 999.4 1003.6 1003.7 1006.9 1008.7 999.4 DAY 1 27 26 15 6 10 31 1 1 1 18 6 1990 1011.0 1001.1 1007.7 1002.3 999.3 1000.8 1000.8 1005.3 1001.2 1009.9 1008.4 1013.1 999.3 DAY 17 15 11 1 2 26 27 7 13 25 9 17 1991 1008.1 1009.0 1006.5 1004.1 1002.3 1000.7 994.5 1002.8 1004.3 1010.5 1011.8 1004.0 994.5 DAY 3 4 6 4 16 11 7 10 19 25 4 9 1992 1003.9 1006.6 1001.8 1006.3 1001.1 996.7 1001.4 1003.9 1005.5 1006.1 1005.5 1010.4 996.7 DAY 30 7 30 22 9 17 9 24 25 26 22 15 1993 1006.6 1012.0 1004.2 999.6 1006.5 1003.0 1001.4 1001.9 1001.5 1006.8 1007.5 1011.6 999.6 DAY 8 27 3 11 17 16 24 12 3 1 10 13 1994 1006.7 1007.0 1000.9 1004.1 1005.1 1003.0 1001.2 1002.4 1013.0 1010.0 1007.6 1004.6 1000.9 DAY 16 1 7 30 13 1 20 10 7 14 26 3 1995 1009.3 1002.2 1000.8 1001.5 1004.8 994.4 1000.4 1002.0 1005.0 1007.3 1005.9 1012.3 994.4 DAY 11 8 25 19 2 29 15 22 5 3 24 26 1996 1007.6 998.4 1009.1 998.6 1006.3 1003.5 1003.7 1001.6 998.3 1004.7 1016.1 1004.8 998.3 DAY 6 9 7 18 15 29 24 8 8 26 6 25 1997 1007.4 1012.4 1002.6 996.3 1000.2 1000.9 1000.6 1000.6 1001.3 1007.3 1010.3 1003.5 996.3 DAY 15 22 28 9 4 12 1 5 1 6 4 9 1998 1004.4 1003.3 1002.0 1002.8 1000.9 1005.6 996.9 1004.1 1004.9 1003.9 1008.4 1012.4 996.9 DAY 30 7 17 21 21 23 5 26 23 1 1 23 1999 1005.4 996.4 1003.0 1003.0 1006.8 997.2 1003.1 1003.0 1004.4 1009.3 1005.9 1008.9 996.4 DAY 9 20 21 13 17 24 21 6 15 18 25 15 2000 1000.9 1009.5 1008.5 1005.8 1003.4 1003.3 1002.3 998.7 1002.4 1012.6 1018.7 1007.4 998.7 DAY 21 6 11 7 26 5 11 3 7 11 21 21 2001 1015.0 992.5 1000.1 1000.1 998.3 996.6 1001.6 1001.1 1004.4 1003.3 1004.2 1007.5 992.5 DAY 10 21 24 12 8 17 9 30 8 6 17 19 2002 1008.3 1002.4 1001.8 996.6 1003.8 1000.2 999.1 999.8 1006.9 1005.8 1008.4 1003.2 996.6 DAY 7 25 26 3 31 18 24 8 17 21 12 21 2003 1005.5 1001.3 996.1 1001.9 1003.6 1003.2 1000.6 1004.5 1002.7 1002.6 1011.5 1007.2 996.1 DAY 28 20 19 26 30 22 7 12 6 27 9 18 2004 999.5 1000.3 1004.8 1002.2 998.9 1003.3 1003.8 998.9 1001.5 1005.4 999.9 1013.7 998.9 DAY 23 15 30 23 11 17 23 12 10 21 23 20 2005 1004.5 1005.3 1003.1 1007.9 1004.4 997.1 997.5 1001.6 1005.4 1003.2 1012.0 1005.7 997.1 DAY 24 28 9 15 5 20 5 7 11 20 30 16 1952-2005 987.1 986.5 982.6 984.2 987.7 986.5 983.5 984.5 990.2 989.9 983.5 988.5 982.6 YEAR-DAY 83-24 82- 4 81-13 80-26 83- 4 80- 4 79- 6 80-19 80-13 82-18 79-29 81-18 81-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 115 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1000.9 999.7 998.1 999.2 993.8 991.3 991.7 998.2 1003.8 1008.4 1001.5 ****** 1967 1001.9 1004.0 998.5 997.3 997.5 995.3 992.7 992.3 996.6 1003.4 1000.4 997.8 998.1 1968 995.0 1001.1 999.5 1000.3 997.1 993.8 991.7 990.8 994.5 1000.2 1002.3 1000.2 997.2 1969 1003.9 1005.3 998.8 998.3 997.0 991.2 992.4 993.8 997.0 999.2 1003.7 999.7 998.4 1970 1001.4 999.1 999.6 999.2 993.2 993.0 989.9 989.3 995.4 999.1 1000.6 1002.3 996.8 1971 1006.4 996.0 998.4 996.5 994.1 990.1 989.3 990.4 996.7 1000.4 999.5 998.5 996.4 1972 1005.7 1007.4 1001.7 994.6 994.9 991.0 989.3 993.5 995.6 999.3 1000.9 1007.5 998.4 1973 1004.7 997.6 999.4 993.8 994.2 992.2 988.5 991.6 997.2 999.2 999.2 1003.1 996.7 1974 1002.8 1004.2 1004.1 994.1 993.0 990.4 990.6 990.9 995.4 1000.5 1001.2 1000.3 997.3 1975 1002.4 999.5 998.7 997.0 993.5 989.9 987.1 989.4 994.0 999.3 1004.6 1003.1 996.5 1976 996.7 1003.3 1002.5 996.9 995.4 993.5 989.0 990.3 994.8 999.9 1005.5 1003.7 997.6 1977 1005.8 1002.4 1002.2 994.8 996.0 989.9 989.0 991.6 996.8 1000.6 1000.8 1002.4 997.7 1978 1002.7 1002.4 998.5 993.6 996.0 992.2 992.0 992.3 993.4 1000.6 1005.3 998.2 997.3 1979 1002.8 999.6 999.3 997.1 998.1 994.5 990.6 992.4 997.4 999.2 1003.3 1000.2 997.9 1980 1002.3 1003.3 999.2 993.7 995.4 992.5 990.2 992.2 995.8 1000.4 1000.6 1001.0 997.2 1981 999.7 1000.0 996.9 996.5 996.1 994.0 991.3 992.0 998.0 1002.2 999.2 1000.3 997.2 1982 1001.6 1001.4 999.9 996.1 999.5 994.4 989.9 992.5 998.0 1000.9 1005.3 1003.2 998.6 1983 1001.6 999.3 1000.6 997.8 994.6 994.2 989.4 991.1 996.0 1000.7 1001.3 1004.1 997.6 1984 1002.0 1009.1 1013.3 1010.4 1012.1 1009.0 1005.4 1005.8 1012.6 1017.7 1017.8 1025.1 1011.7 1985 1017.9 1010.7 1020.9 1011.1 1010.4 1006.4 1007.5 1009.3 1010.5 1017.1 1018.7 1018.7 1013.3 1986 1017.3 1016.7 1021.7 1016.0 1011.5 1006.2 1007.6 1009.2 1013.1 1017.5 1019.7 1018.3 1014.6 1987 1017.7 1018.2 1013.6 1015.2 1011.5 1008.4 1007.6 1007.3 1013.3 1022.2 1020.5 1017.0 1014.4 1988 1019.2 1018.8 1012.4 1014.3 1012.1 1004.8 1005.2 1007.6 1012.3 1016.9 1016.5 1015.4 1013.0 1989 1020.8 1023.1 1014.5 1015.8 1012.8 1008.0 1006.9 1006.6 1010.3 1015.5 1017.1 1017.9 1014.1 1990 1021.3 1017.4 1020.2 1012.6 1012.6 1006.9 1006.7 1008.7 1009.5 1016.9 1017.9 1020.5 1014.3 1991 1019.2 1020.8 1018.2 1013.5 1010.3 1008.9 1004.4 1006.6 1013.1 1016.6 1021.0 1016.3 1014.1 1992 1018.9 1014.9 1017.8 1013.7 1014.1 1006.9 1006.8 1011.4 1014.0 1015.7 1017.6 1018.5 1014.2 1993 1020.4 1021.1 1016.7 1012.5 1011.5 1008.5 1008.7 1008.9 1011.1 1021.2 1022.4 1021.6 1015.4 1994 1018.7 1020.1 1017.1 1014.9 1011.8 1008.6 1006.2 1007.4 1016.4 1019.4 1014.8 1020.5 1014.7 1995 1019.7 1019.1 1016.0 1011.7 1013.3 1007.5 1004.7 1006.2 1009.8 1018.4 1014.8 1020.8 1013.5 1996 1022.5 1018.6 1016.9 1015.5 1011.5 1009.7 1008.1 1007.8 1007.7 1016.1 1023.2 1017.9 1014.6 1997 1017.2 1019.9 1014.7 1010.4 1012.4 1006.6 1005.0 1006.2 1013.0 1014.0 1019.7 1017.7 1013.1 1998 1018.4 1019.4 1014.2 1012.1 1012.2 1009.3 1005.9 1007.9 1011.1 1017.5 1018.1 1021.2 1014.0 1999 1019.6 1013.7 1015.9 1014.7 1012.3 1008.0 1006.3 1005.9 1011.1 1014.9 1019.4 1020.7 1013.5 2000 1017.0 1018.0 1016.2 1010.4 1010.9 1008.3 1007.0 1006.8 1010.0 1018.5 1022.7 1018.9 1013.7 2001 1023.4 1016.3 1014.8 1012.4 1009.0 1007.6 1007.0 1007.8 1010.9 1016.7 1016.6 1018.2 1013.4 2002 1019.7 1018.5 1014.4 1012.1 1012.3 1007.9 1007.2 1006.1 1011.3 1014.3 1019.6 1020.8 1013.7 2003 1018.4 1016.0 1017.8 1016.0 1013.7 1009.6 1005.8 1008.6 1012.3 1012.9 1020.8 1021.0 1014.4 2004 1014.1 1015.4 1019.1 1013.9 1010.1 1008.8 1008.5 1005.9 1013.5 1018.4 1016.3 1020.1 1013.7 2005 1018.5 1018.9 1014.2 1015.7 1012.2 1008.7 1006.3 1007.8 1010.8 1017.2 1019.8 1020.3 1014.2 MEAN 1011.3 1010.3 1009.0 1005.8 1004.6 1001.0 999.2 1000.3 1004.7 1009.6 1011.4 1011.4 1006.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 116 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1009.2 1012.3 1008.6 1008.4 998.9 1000.0 998.2 1005.1 1013.4 1016.4 1013.7 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 1967 1012.1 1017.1 1008.9 1009.7 1004.9 1004.3 1000.3 997.0 1007.7 1011.9 1010.0 1008.0 1017.1 DAY 26 3 30 9 9 5 22 15 24 14 30 11 1968 1007.8 1016.7 1015.1 1006.9 1002.7 1004.1 1000.4 996.6 1001.7 1011.2 1013.2 1009.6 1016.7 DAY 19 5 26 21 22 1 12 24 17 27 21 31 1969 1017.0 1016.2 1010.6 1007.6 1005.1 1000.2 998.9 1000.4 1008.8 1010.9 1014.4 1006.9 1017.0 DAY 4 10 24 3 21 1 2 31 13 26 9 6 1970 1010.4 1007.3 1008.4 1010.1 1003.2 1002.7 995.3 998.9 1004.8 1008.3 1013.2 1010.4 1013.2 DAY 2 15 5 22 8 11 22 29 18 31 14 15 1971 1019.6 1009.1 1010.8 1007.3 1002.1 998.4 994.7 996.2 1005.6 1010.6 1008.7 1013.1 1019.6 DAY 8 1 6 9 2 19 11 24 23 31 20 31 1972 1019.2 1021.1 1013.0 1004.8 1005.4 1000.8 994.3 1000.4 1005.3 1007.4 1009.4 1017.6 1021.1 DAY 4 22 20 15 22 17 25 24 17 25 11 23 1973 1021.8 1010.4 1013.1 1007.1 1005.1 1000.1 994.9 996.8 1012.6 1008.1 1011.6 1014.3 1021.8 DAY 24 6 9 10 7 4 22 7 26 27 20 26 1974 1016.7 1014.6 1015.3 1006.6 999.8 997.1 995.7 998.3 1001.2 1006.9 1009.7 1006.8 1016.7 DAY 5 3 9 25 1 8 15 25 23 13 16 2 1975 1021.6 1010.2 1009.2 1007.2 998.4 997.4 994.0 999.4 1006.0 1011.4 1020.7 1014.9 1021.6 DAY 14 17 13 3 8 17 13 17 18 23 14 4 1976 1009.9 1017.2 1014.0 1010.3 1003.5 1001.6 995.4 994.1 1002.9 1015.7 1015.7 1016.9 1017.2 DAY 9 20 8 2 1 13 6 17 28 31 11 18 1977 1016.2 1010.1 1019.1 1008.6 1001.8 997.5 994.0 997.4 1008.0 1015.0 1010.4 1020.3 1020.3 DAY 5 21 9 1 28 9 21 19 30 23 26 12 1978 1015.6 1019.5 1009.2 1005.1 1010.0 1003.1 1000.1 998.2 1005.3 1010.3 1013.7 1019.8 1019.8 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1017.4 1012.1 1013.8 1014.5 1006.6 1004.8 996.7 999.4 1004.9 1009.6 1013.7 1013.5 1017.4 DAY 17 18 4 27 24 10 9 2 20 8 10 21 1980 1015.4 1012.6 1010.0 1005.6 1008.7 1000.8 997.8 1002.6 1005.6 1008.7 1011.1 1010.3 1015.4 DAY 31 2 7 1 16 11 10 29 25 20 2 20 1981 1012.5 1011.0 1011.3 1005.9 1009.3 1003.3 996.2 996.8 1006.9 1010.9 1008.9 1009.9 1012.5 DAY 8 23 8 10 21 9 23 3 23 28 15 1 1982 1015.6 1015.4 1009.2 1007.1 1010.6 1001.6 997.0 999.4 1005.3 1015.8 1012.4 1013.0 1015.8 DAY 21 11 4 3 9 6 7 15 19 24 11 9 1983 1018.2 1009.1 1012.2 1006.2 1003.5 999.7 998.5 999.4 1004.4 1008.9 1014.0 1015.4 1018.2 DAY 7 22 14 21 18 5 1 17 27 28 26 3 1984 1009.0 1020.4 1026.5 1021.3 1020.4 1016.8 1013.4 1012.7 1018.9 1029.0 1034.4 1034.6 1034.6 DAY 4 18 9 3 12 15 3 30 30 21 30 18 1985 1028.9 1028.1 1037.4 1031.7 1019.8 1014.2 1013.5 1015.2 1020.0 1027.6 1029.9 1031.0 1037.4 DAY 23 23 5 16 12 9 15 24 21 31 19 14 1986 1031.7 1023.5 1031.3 1026.1 1023.0 1012.7 1013.3 1013.3 1018.0 1028.7 1032.4 1036.4 1036.4 DAY 23 13 2 4 17 2 21 30 7 14 15 10 1987 1033.4 1030.6 1027.0 1025.3 1021.2 1016.0 1016.6 1012.8 1022.9 1030.4 1038.3 1032.0 1038.3 DAY 20 6 22 1 13 5 10 8 23 28 29 1 1988 1030.3 1033.5 1023.7 1030.8 1025.7 1010.4 1011.0 1014.9 1021.1 1027.4 1029.5 1025.2 1033.5 DAY 2 6 24 8 4 7 26 21 30 16 5 21 1989 1033.0 1032.6 1022.5 1022.3 1019.7 1014.3 1013.3 1015.7 1023.5 1028.3 1026.6 1023.6 1033.0 DAY 21 3 12 30 20 1 10 18 22 23 7 18 1990 1030.4 1030.1 1038.8 1020.7 1022.5 1014.7 1012.5 1014.1 1017.0 1032.7 1032.0 1030.7 1038.8 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1028.3 1031.6 1026.3 1025.0 1020.9 1017.3 1013.9 1013.3 1021.6 1023.8 1027.2 1028.6 1031.6 DAY 10 13 11 28 4 17 11 27 26 12 27 16 1992 1030.8 1028.5 1029.8 1023.9 1028.0 1015.3 1016.1 1018.9 1023.4 1027.9 1030.9 1027.9 1030.9 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1036.0 1034.1 1027.9 1022.3 1024.4 1022.1 1014.8 1013.8 1021.9 1028.3 1032.7 1027.7 1036.0 DAY 6 9 16 23 9 22 27 24 22 7 21 8 1994 1032.7 1035.9 1025.6 1031.7 1021.3 1013.2 1011.9 1012.5 1021.1 1028.8 1023.8 1034.4 1035.9 DAY 9 18 31 4 17 23 13 7 23 24 9 21 1995 1033.3 1026.6 1028.5 1022.0 1019.0 1013.9 1009.3 1012.3 1021.5 1034.3 1028.3 1032.1 1034.3 DAY 6 12 2 6 28 23 7 19 21 17 15 9 1996 1036.7 1028.4 1024.8 1029.9 1020.7 1018.8 1016.3 1018.5 1019.0 1028.9 1034.7 1028.3 1036.7 DAY 9 13 15 4 1 11 3 29 30 1 15 1 1997 1031.4 1028.3 1031.6 1019.4 1021.2 1014.2 1012.8 1013.5 1020.7 1024.7 1034.0 1029.4 1034.0 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1028.9 1037.7 1025.1 1021.6 1023.6 1013.1 1014.3 1012.5 1018.7 1033.2 1029.0 1031.2 1037.7 DAY 22 22 26 6 2 5 20 18 12 9 20 2 1999 1036.3 1025.1 1030.9 1023.7 1019.6 1019.3 1011.2 1012.5 1019.8 1024.5 1033.0 1033.4 1036.3 DAY 1 11 18 22 11 16 18 20 23 25 30 24 2000 1029.5 1031.4 1030.0 1020.0 1020.1 1017.6 1012.9 1013.4 1017.4 1027.5 1033.7 1028.7 1033.7 DAY 14 29 15 1 4 13 30 8 25 15 16 9 2001 1033.1 1032.4 1030.1 1029.8 1020.1 1015.9 1010.6 1014.6 1022.0 1027.7 1026.7 1028.8 1033.1 DAY 26 9 10 1 18 10 1 5 19 27 19 21 2002 1029.3 1032.6 1035.0 1019.6 1022.4 1017.1 1014.7 1014.4 1017.9 1024.2 1028.1 1038.5 1038.5 DAY 25 18 10 11 16 24 1 30 29 22 16 2 2003 1027.8 1029.4 1031.9 1029.3 1029.7 1020.0 1014.8 1013.0 1022.1 1022.3 1032.5 1040.7 1040.7 DAY 10 28 2 30 1 6 3 3 26 15 22 11 2004 1024.2 1021.7 1036.2 1025.3 1020.0 1019.5 1014.7 1009.9 1020.4 1029.8 1025.7 1030.8 1036.2 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1027.6 1029.4 1024.0 1034.7 1019.8 1016.8 1011.3 1015.0 1016.7 1030.1 1028.5 1034.8 1034.8 DAY 9 16 26 5 18 8 8 29 7 23 23 30 1952-2005 1036.7 1037.7 1038.8 1034.7 1029.7 1022.1 1016.6 1018.9 1023.5 1034.3 1038.3 1040.7 1040.7 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 117 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 993.9 986.2 987.4 989.7 984.7 984.7 986.9 990.5 994.6 993.2 991.5 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 1967 991.3 992.0 987.6 983.7 987.3 985.6 988.6 987.9 988.3 993.5 991.4 984.8 983.7 DAY 15 23 5 21 27 22 4 20 17 11 22 22 1968 977.9 989.8 983.6 990.6 988.2 986.2 985.0 982.5 989.4 991.2 996.3 988.2 977.9 DAY 10 19 13 24 20 18 31 16 9 25 14 10 1969 991.1 990.4 983.6 975.1 985.8 983.6 984.5 986.7 987.0 986.7 992.0 986.9 975.1 DAY 19 13 19 17 14 28 14 14 9 29 7 13 1970 991.4 985.8 982.9 977.5 984.0 987.3 984.4 981.5 988.8 985.2 991.7 991.3 977.5 DAY 22 18 18 19 15 7 13 27 6 14 3 10 1971 991.9 975.0 988.6 979.3 987.3 981.7 981.1 985.9 988.6 989.7 989.3 987.3 975.0 DAY 13 27 27 14 11 21 4 10 6 8 18 7 1972 991.4 994.8 990.4 986.6 981.3 981.7 982.8 987.4 989.4 993.8 989.0 993.8 981.3 DAY 13 14 25 3 6 30 4 17 13 20 3 16 1973 985.0 979.1 983.7 978.7 982.8 984.8 982.7 984.6 991.3 992.1 989.2 987.1 978.7 DAY 31 22 3 8 28 15 28 9 9 31 1 8 1974 980.8 993.8 984.1 980.2 983.2 983.4 981.6 981.2 985.1 992.2 989.4 988.4 980.2 DAY 21 11 17 20 22 24 4 15 2 27 26 5 1975 992.0 983.6 981.8 986.4 989.6 981.6 979.8 981.2 983.0 984.8 993.3 987.8 979.8 DAY 8 10 27 27 1 23 5 10 9 9 28 27 1976 986.3 990.4 988.2 984.0 983.5 980.4 982.2 984.9 986.9 989.6 991.6 983.1 980.4 DAY 6 4 13 17 20 10 11 22 20 25 25 10 1977 992.9 989.2 989.0 979.3 990.0 985.7 983.7 981.9 991.0 987.7 990.4 988.4 979.3 DAY 19 24 3 24 4 22 27 16 11 17 11 5 1978 985.5 985.2 981.7 982.5 983.5 978.0 979.4 985.4 984.4 990.2 995.2 985.0 978.0 DAY 4 17 24 25 31 21 1 13 30 27 7 16 1979 987.0 985.3 986.0 984.5 989.6 985.9 981.5 985.4 989.1 989.9 982.8 989.6 981.5 DAY 4 8 25 19 14 23 6 13 5 24 29 1 1980 988.4 993.9 984.7 982.0 986.5 985.1 984.0 983.4 988.7 990.3 987.0 988.8 982.0 DAY 28 18 2 26 14 4 28 19 13 3 9 11 1981 988.8 991.8 982.0 977.5 988.0 983.0 984.7 986.4 987.9 993.5 984.7 987.1 977.5 DAY 31 1 13 30 1 15 10 28 17 15 5 18 1982 985.0 985.8 987.8 983.2 987.3 987.9 984.7 987.6 992.7 990.3 990.1 990.5 983.2 DAY 8 4 18 18 14 11 31 7 13 18 6 31 1983 987.4 987.2 988.7 989.5 986.0 987.3 982.9 983.9 991.1 990.9 990.4 989.4 982.9 DAY 24 17 5 17 4 7 19 11 7 4 12 11 1984 990.9 991.3 1002.5 999.5 1001.2 1000.6 1001.4 999.8 1006.7 1001.3 1007.2 1008.0 990.9 DAY 1 8 18 9 27 20 30 14 8 17 12 13 1985 1005.8 994.5 1004.0 1003.2 1003.1 995.1 999.8 1002.4 1002.8 1005.8 1009.3 1002.7 994.5 DAY 2 5 23 9 20 20 19 5 14 20 26 18 1986 1008.1 1006.4 1013.5 1006.0 998.2 999.4 999.8 1002.1 1007.7 1007.1 1005.3 998.0 998.0 DAY 12 3 31 11 3 12 9 14 14 1 8 27 1987 1004.0 1001.9 995.5 996.2 1000.3 1001.9 998.7 1001.0 1005.6 1010.2 1007.3 1003.7 995.5 DAY 2 10 19 19 23 18 6 18 5 2 6 23 1988 1007.3 998.6 994.5 1003.9 1002.9 995.3 1001.8 999.5 1003.3 1001.9 1005.6 1001.5 994.5 DAY 28 1 4 22 28 14 15 29 4 30 8 25 1989 1008.7 1013.2 1002.5 1008.3 1000.5 1001.2 998.4 998.3 1002.1 1003.6 1007.5 1007.8 998.3 DAY 1 27 26 28 6 10 31 1 1 1 18 10 1990 1009.4 998.2 1008.4 1002.4 996.5 998.6 998.5 1003.4 1000.0 1008.4 1005.5 1011.3 996.5 DAY 17 15 2 28 2 26 27 7 13 25 9 17 1991 1006.8 1009.8 1006.5 1001.9 999.2 1000.1 993.0 1000.4 1003.4 1009.8 1012.2 1002.2 993.0 DAY 3 4 6 4 16 11 7 1 19 25 30 31 1992 999.8 1004.8 998.0 1002.9 1000.1 998.5 999.2 1002.7 1005.4 1005.9 1003.9 1009.3 998.0 DAY 30 7 30 22 9 17 9 24 25 24 22 13 1993 1005.9 1010.0 1001.5 1001.1 1003.7 1000.1 999.3 1000.0 1000.1 1008.6 1005.1 1011.1 999.3 DAY 8 6 3 11 17 16 24 12 3 1 10 13 1994 1006.4 1004.7 1005.3 1003.8 1003.8 1000.1 999.7 999.9 1011.7 1008.4 1007.2 1000.5 999.7 DAY 16 1 7 24 12 15 20 10 7 14 27 3 1995 1008.8 1005.7 998.5 999.1 1002.7 991.7 997.7 999.9 1003.3 1004.1 1005.4 1011.0 991.7 DAY 11 8 25 19 2 29 15 22 4 3 11 26 1996 1005.8 999.5 1004.1 998.1 1004.2 1001.7 1002.7 1001.1 996.5 1002.4 1014.7 1004.4 996.5 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1004.1 1011.4 1001.6 992.8 1001.9 998.5 999.1 999.4 999.2 1004.9 1008.8 1002.5 992.8 DAY 15 22 23 9 4 12 1 14 1 2 4 9 1998 1006.6 1002.7 1000.6 1002.3 999.9 1004.3 994.5 1002.6 1003.0 1001.8 1007.1 1010.8 994.5 DAY 29 7 17 21 21 22 5 26 23 1 1 20 1999 1005.3 992.8 1002.1 999.5 1004.2 995.1 1000.1 1001.3 1004.6 1008.6 1005.9 1007.8 992.8 DAY 9 20 20 13 13 24 21 6 12 28 24 15 2000 998.4 1008.0 1006.4 1002.8 1001.5 1002.3 1002.1 997.8 1000.9 1011.7 1017.4 1008.8 997.8 DAY 20 6 18 21 26 5 7 3 7 10 12 19 2001 1012.9 1000.9 998.3 999.4 997.3 994.9 1000.1 999.8 1003.3 1003.4 1004.6 1006.8 994.9 DAY 10 20 24 12 8 17 9 30 4 6 17 19 2002 1007.7 1002.0 998.8 999.4 1001.9 997.8 997.6 998.5 1005.9 1004.5 1006.9 1002.7 997.6 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1003.9 1005.2 1003.1 1000.9 1002.1 1002.2 999.3 1002.6 999.5 1002.9 1010.8 1005.2 999.3 DAY 28 19 19 6 30 22 8 12 6 25 9 18 2004 998.5 1002.5 1002.4 1000.0 996.1 1001.9 1004.1 997.1 999.3 1004.7 995.5 1013.1 995.5 DAY 23 15 5 15 11 9 23 3 10 21 23 20 2005 1004.3 1004.1 1000.3 1004.9 1003.6 996.1 995.3 1000.8 1003.5 1003.8 1011.1 1003.8 995.3 DAY 24 28 9 15 5 20 5 7 11 20 5 16 1952-2005 977.9 975.0 981.7 975.1 981.3 978.0 979.4 981.2 983.0 984.8 982.8 983.1 975.0 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 74-15 75- 9 75- 9 79-29 76-10 71-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 118 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.1 1001.0 999.4 1000.5 995.1 992.5 992.9 999.4 1005.1 1009.7 1002.8 ****** 1967 1003.2 1005.3 999.7 998.6 998.8 996.6 994.0 993.5 997.9 1004.7 1001.7 999.1 999.4 1968 996.3 1002.4 1000.8 1001.6 998.4 995.1 993.0 992.1 995.8 1001.4 1003.6 1001.5 998.5 1969 1005.2 1006.6 1000.1 999.6 998.3 992.5 993.6 995.0 998.3 1000.5 1005.0 1001.0 999.6 1970 1002.7 1000.4 1000.9 1000.4 994.5 994.3 991.1 990.6 996.6 1000.3 1001.9 1003.6 998.1 1971 1007.7 997.3 999.7 997.8 995.4 991.4 990.5 991.7 997.9 1001.7 1000.7 999.8 997.6 1972 1007.0 1008.7 1003.0 995.9 996.1 992.3 990.5 994.8 996.8 1000.6 1002.2 1008.8 999.7 1973 1006.0 998.8 1000.7 995.1 995.5 993.4 989.7 992.8 998.5 1000.5 1000.5 1004.4 998.0 1974 1004.1 1005.5 1005.4 995.4 994.3 991.6 991.9 992.1 996.7 1001.8 1002.5 1001.6 998.6 1975 1003.7 1000.8 1000.0 998.2 994.8 991.2 988.4 990.7 995.2 1000.5 1005.9 1004.4 997.8 1976 998.0 1004.6 1003.8 998.2 996.7 994.7 990.3 991.6 996.0 1001.1 1006.8 1004.9 998.9 1977 1007.1 1003.7 1003.5 996.1 997.3 991.2 990.3 992.8 998.1 1001.9 1002.1 1003.7 999.0 1978 1004.0 1003.6 999.7 994.9 997.3 993.5 993.3 993.5 994.7 1001.9 1006.6 999.5 998.5 1979 1004.1 1000.9 1000.6 998.3 999.4 995.8 991.9 993.7 998.7 1000.5 1004.6 1001.5 999.2 1980 1003.5 1004.6 1000.5 995.0 996.7 993.8 991.4 993.5 997.1 1001.7 1001.8 1002.2 998.5 1981 1001.0 1001.2 998.1 997.7 997.4 995.3 992.6 993.3 999.3 1003.4 1000.4 1001.6 998.5 1982 1002.9 1002.7 1001.2 997.3 1000.8 995.6 991.2 993.8 999.3 1002.2 1006.6 1004.5 999.8 1983 1002.9 1000.6 1001.9 999.0 995.9 995.5 990.7 992.3 997.2 1002.0 1002.6 1005.4 998.8 1984 1003.3 1010.4 1014.6 1011.7 1013.4 1010.3 1006.7 1007.1 1013.9 1019.0 1019.1 1026.4 1013.0 1985 1019.2 1012.0 1022.2 1012.4 1011.7 1007.7 1008.8 1010.6 1011.8 1018.4 1020.0 1020.0 1014.6 1986 1018.6 1018.0 1023.0 1017.3 1012.8 1007.5 1008.9 1010.5 1014.4 1018.8 1021.1 1019.6 1015.9 1987 1019.0 1019.5 1014.9 1016.5 1012.8 1009.7 1008.9 1008.6 1014.6 1023.5 1021.8 1018.3 1015.7 1988 1020.5 1020.1 1013.7 1015.6 1013.4 1006.1 1006.5 1008.9 1013.6 1018.2 1017.8 1016.7 1014.3 1989 1022.1 1024.4 1015.8 1017.1 1014.0 1009.3 1008.2 1007.9 1011.6 1016.8 1018.4 1019.2 1015.4 1990 1022.6 1018.7 1021.5 1013.9 1013.9 1008.2 1008.0 1010.0 1010.8 1018.2 1019.2 1021.8 1015.6 1991 1020.6 1022.1 1019.5 1014.8 1011.6 1010.2 1005.6 1007.9 1014.4 1017.9 1022.3 1017.6 1015.4 1992 1020.2 1016.2 1019.1 1015.0 1015.4 1008.2 1008.1 1012.7 1015.3 1017.0 1018.9 1019.9 1015.5 1993 1021.7 1022.5 1018.0 1013.8 1012.8 1009.8 1010.0 1010.2 1012.4 1022.5 1023.7 1022.9 1016.7 1994 1020.0 1021.4 1018.4 1016.2 1013.1 1009.8 1007.5 1008.7 1017.7 1020.8 1016.1 1021.8 1016.0 1995 1021.0 1020.4 1017.2 1013.0 1014.6 1008.8 1006.0 1007.5 1011.1 1019.7 1016.1 1022.1 1014.8 1996 1023.8 1019.9 1018.2 1016.8 1012.8 1011.0 1009.4 1009.1 1009.0 1017.4 1024.5 1019.2 1015.9 1997 1018.5 1021.2 1016.0 1011.7 1013.7 1007.8 1006.3 1007.5 1014.3 1015.3 1021.0 1019.0 1014.3 1998 1019.7 1020.7 1015.5 1013.4 1013.5 1010.5 1007.2 1009.2 1012.4 1018.8 1019.4 1022.6 1015.3 1999 1020.9 1015.0 1017.2 1016.0 1013.6 1009.3 1007.6 1007.2 1012.4 1016.2 1020.7 1022.0 1014.8 2000 1018.3 1019.3 1017.5 1011.7 1012.2 1009.6 1008.3 1008.1 1011.2 1019.8 1024.0 1020.2 1015.0 2001 1024.7 1017.6 1016.1 1013.7 1010.3 1008.9 1008.3 1009.1 1012.2 1018.0 1017.9 1019.5 1014.7 2002 1021.0 1019.8 1015.7 1013.4 1013.6 1009.1 1008.4 1007.4 1012.6 1015.6 1020.9 1022.1 1015.0 2003 1019.7 1017.3 1019.1 1017.3 1015.0 1010.9 1007.1 1009.9 1013.6 1014.2 1022.1 1022.3 1015.7 2004 1015.4 1016.7 1020.4 1015.2 1011.4 1010.1 1009.8 1007.2 1014.8 1019.7 1017.6 1021.4 1015.0 2005 1019.8 1020.2 1015.5 1017.0 1013.5 1010.0 1007.6 1009.0 1012.1 1018.5 1021.1 1021.6 1015.5 MEAN 1012.6 1011.6 1010.2 1007.1 1005.9 1002.3 1000.5 1001.6 1006.0 1010.9 1012.7 1012.7 1007.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 119 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.5 1013.6 1009.9 1009.7 1000.2 1001.3 999.5 1006.4 1014.7 1017.7 1015.0 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 1967 1013.4 1018.4 1010.2 1011.0 1006.2 1005.6 1001.6 998.3 1009.0 1013.2 1011.3 1009.3 1018.4 DAY 26 3 30 9 9 5 22 15 24 14 30 11 1968 1009.1 1018.0 1016.4 1008.2 1004.0 1005.4 1001.7 997.9 1003.0 1012.5 1014.5 1010.9 1018.0 DAY 19 5 26 21 22 1 12 24 17 27 21 31 1969 1018.3 1017.5 1011.9 1008.9 1006.4 1001.5 1000.2 1001.7 1010.1 1012.2 1015.7 1008.2 1018.3 DAY 4 10 24 3 21 1 2 31 13 26 9 6 1970 1011.7 1008.6 1009.7 1011.4 1004.5 1004.0 996.6 1000.2 1006.1 1009.6 1014.5 1011.7 1014.5 DAY 2 15 5 22 8 11 22 29 18 31 14 15 1971 1020.9 1010.4 1012.1 1008.6 1003.4 999.7 996.0 997.5 1006.9 1011.9 1010.0 1014.4 1020.9 DAY 8 1 6 9 2 19 11 24 23 31 20 31 1972 1020.5 1022.4 1014.3 1006.1 1006.7 1002.1 995.6 1001.7 1006.6 1008.7 1010.7 1018.9 1022.4 DAY 4 22 20 15 22 17 25 24 17 25 11 23 1973 1023.1 1011.7 1014.4 1008.4 1006.4 1001.4 996.2 998.1 1013.9 1009.4 1012.9 1015.6 1023.1 DAY 24 6 9 10 7 4 22 7 26 27 20 26 1974 1018.0 1015.9 1016.6 1007.9 1001.1 998.4 997.0 999.6 1002.5 1008.2 1011.0 1008.1 1018.0 DAY 5 3 9 25 1 8 15 25 23 13 16 2 1975 1022.9 1011.5 1010.5 1008.5 999.7 998.7 995.3 1000.7 1007.3 1012.7 1022.0 1016.2 1022.9 DAY 14 17 13 3 8 17 13 17 18 23 14 4 1976 1011.2 1018.5 1015.3 1011.6 1004.8 1002.9 996.7 995.4 1004.2 1017.0 1017.0 1018.2 1018.5 DAY 9 20 8 2 1 13 6 17 28 31 11 18 1977 1017.5 1011.4 1020.4 1009.9 1003.1 998.8 995.3 998.7 1009.3 1016.3 1011.7 1021.6 1021.6 DAY 5 21 9 1 28 9 21 19 30 23 26 12 1978 1016.9 1020.8 1010.5 1006.4 1011.3 1004.4 1001.4 999.5 1006.6 1011.6 1015.0 1021.1 1021.1 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1018.7 1013.4 1015.1 1015.8 1007.9 1006.1 998.0 1000.7 1006.2 1010.9 1015.0 1014.8 1018.7 DAY 17 18 4 27 24 10 9 2 20 8 10 21 1980 1016.7 1013.9 1011.3 1006.9 1010.0 1002.1 999.1 1003.9 1006.9 1010.0 1012.4 1011.6 1016.7 DAY 31 2 7 1 16 11 10 29 25 20 2 20 1981 1013.8 1012.3 1012.6 1007.2 1010.6 1004.6 997.5 998.1 1008.2 1012.2 1010.2 1011.2 1013.8 DAY 8 23 8 10 21 9 23 3 23 28 15 1 1982 1016.9 1016.7 1010.5 1008.4 1011.9 1002.9 998.3 1000.7 1006.6 1017.1 1013.7 1014.3 1017.1 DAY 21 11 4 3 9 6 7 15 19 24 11 9 1983 1019.5 1010.4 1013.5 1007.5 1004.8 1001.0 999.8 1000.7 1005.7 1010.2 1015.3 1016.7 1019.5 DAY 7 22 14 21 18 5 1 17 27 28 26 3 1984 1010.3 1021.7 1027.8 1022.6 1021.7 1018.1 1014.7 1014.0 1020.2 1030.3 1035.7 1035.9 1035.9 DAY 4 18 9 3 12 15 3 30 30 21 30 18 1985 1030.2 1029.4 1038.7 1033.0 1021.1 1015.5 1014.8 1016.5 1021.3 1028.9 1031.2 1032.3 1038.7 DAY 23 23 5 16 12 9 15 24 21 31 19 14 1986 1033.0 1024.8 1032.6 1027.4 1024.3 1014.0 1014.6 1014.6 1019.3 1030.0 1033.7 1037.7 1037.7 DAY 23 13 2 4 17 2 21 30 7 14 15 10 1987 1034.7 1031.9 1028.3 1026.6 1022.5 1017.3 1017.9 1014.1 1024.2 1031.7 1039.6 1033.3 1039.6 DAY 20 6 22 1 13 5 10 8 23 28 29 1 1988 1031.6 1034.8 1025.0 1032.1 1027.0 1011.7 1012.3 1016.2 1022.4 1028.7 1030.8 1026.5 1034.8 DAY 2 6 24 8 4 7 26 21 30 16 5 21 1989 1034.3 1033.9 1023.8 1023.6 1021.0 1015.6 1014.6 1017.0 1024.8 1029.6 1027.9 1024.9 1034.3 DAY 21 3 12 30 20 1 10 18 22 23 7 18 1990 1031.7 1031.4 1040.1 1022.0 1023.8 1016.0 1013.8 1015.4 1018.3 1034.0 1033.3 1032.0 1040.1 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1029.6 1032.9 1027.6 1026.3 1022.2 1018.6 1015.2 1014.6 1022.9 1025.1 1028.5 1029.9 1032.9 DAY 10 13 11 28 4 17 11 27 26 12 27 16 1992 1032.1 1029.8 1031.1 1025.2 1029.3 1016.6 1017.4 1020.2 1024.7 1029.2 1032.2 1029.2 1032.2 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1037.3 1035.4 1029.2 1023.6 1025.7 1023.4 1016.1 1015.1 1023.2 1029.6 1034.0 1029.0 1037.3 DAY 6 9 16 23 9 22 27 24 22 7 21 8 1994 1034.0 1037.2 1026.9 1033.0 1022.6 1014.5 1013.2 1013.8 1022.4 1030.1 1025.1 1035.7 1037.2 DAY 9 18 31 4 17 23 13 7 23 24 9 21 1995 1034.6 1027.9 1029.8 1023.3 1020.3 1015.2 1010.6 1013.6 1022.8 1035.6 1029.6 1033.4 1035.6 DAY 6 12 2 6 28 23 7 19 21 17 15 9 1996 1038.0 1029.7 1026.1 1031.2 1022.0 1020.1 1017.6 1019.8 1020.3 1030.2 1036.0 1029.6 1038.0 DAY 9 13 15 4 1 11 3 29 30 1 15 1 1997 1032.7 1029.6 1032.9 1020.7 1022.5 1015.5 1014.1 1014.8 1022.0 1026.0 1035.3 1030.7 1035.3 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.2 1039.0 1026.4 1022.9 1024.9 1014.4 1015.6 1013.8 1020.0 1034.5 1030.3 1032.5 1039.0 DAY 22 22 26 6 2 5 20 18 12 9 20 2 1999 1037.6 1026.4 1032.2 1025.0 1020.9 1020.6 1012.5 1013.8 1021.1 1025.8 1034.3 1034.7 1037.6 DAY 1 11 18 22 11 16 18 20 23 25 30 24 2000 1030.8 1032.7 1031.3 1021.3 1021.4 1018.9 1014.2 1014.7 1018.7 1028.8 1035.0 1030.0 1035.0 DAY 14 29 15 1 4 13 30 8 25 15 16 9 2001 1034.4 1033.7 1031.4 1031.1 1021.4 1017.2 1011.9 1015.9 1023.3 1029.0 1028.0 1030.1 1034.4 DAY 26 9 10 1 18 10 1 5 19 27 19 21 2002 1030.6 1033.9 1036.3 1020.9 1023.7 1018.4 1016.0 1015.7 1019.2 1025.5 1029.4 1039.8 1039.8 DAY 25 18 10 11 16 24 1 30 29 22 16 2 2003 1029.1 1030.7 1033.2 1030.6 1031.0 1021.3 1016.1 1014.3 1023.4 1023.6 1033.8 1042.0 1042.0 DAY 10 28 2 30 1 6 3 3 26 15 22 11 2004 1025.5 1023.0 1037.5 1026.6 1021.3 1020.8 1016.0 1011.2 1021.7 1031.1 1027.0 1032.1 1037.5 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1028.9 1030.7 1025.3 1036.0 1021.1 1018.1 1012.6 1016.3 1018.0 1031.4 1029.8 1036.1 1036.1 DAY 9 16 26 5 18 8 8 29 7 23 23 30 1952-2005 1038.0 1039.0 1040.1 1036.0 1031.0 1023.4 1017.9 1020.2 1024.8 1035.6 1039.6 1042.0 1042.0 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 120 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 995.2 987.5 988.7 991.0 986.0 986.0 988.2 991.8 995.9 994.5 992.8 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 1967 992.6 993.3 988.9 985.0 988.6 986.9 989.9 989.2 989.6 994.8 992.7 986.1 985.0 DAY 15 23 5 21 27 22 4 20 17 11 22 22 1968 979.1 991.1 984.9 991.9 989.5 987.5 986.3 983.8 990.7 992.5 997.6 989.5 979.1 DAY 10 19 13 24 20 18 31 16 9 25 14 10 1969 992.4 991.7 984.9 976.3 987.1 984.9 985.8 988.0 988.3 988.0 993.3 988.2 976.3 DAY 19 13 19 17 14 28 14 14 9 29 7 13 1970 992.7 987.1 984.2 978.7 985.3 988.6 985.7 982.8 990.1 986.5 993.0 992.6 978.7 DAY 22 18 18 19 15 7 13 27 6 14 3 10 1971 993.2 976.2 989.9 980.6 988.6 983.0 982.4 987.2 989.9 991.0 990.6 988.6 976.2 DAY 13 27 27 14 11 21 4 10 6 8 18 7 1972 992.7 996.1 991.7 987.9 982.6 983.0 984.1 988.7 990.7 995.1 990.3 995.1 982.6 DAY 13 14 25 3 6 30 4 17 13 20 3 16 1973 986.3 980.4 985.0 980.0 984.1 986.1 984.0 985.9 992.6 993.4 990.5 988.4 980.0 DAY 31 22 3 8 28 15 28 9 9 31 1 8 1974 982.1 995.1 985.4 981.5 984.5 984.7 982.9 982.5 986.4 993.5 990.7 989.7 981.5 DAY 21 11 17 20 22 24 4 15 2 27 26 5 1975 993.3 984.9 983.1 987.7 990.9 982.9 981.1 982.5 984.3 986.1 994.6 989.1 981.1 DAY 8 10 27 27 1 23 5 10 9 9 28 27 1976 987.6 991.7 989.5 985.3 984.8 981.7 983.5 986.2 988.2 990.9 992.9 984.4 981.7 DAY 6 4 13 17 20 10 11 22 20 25 25 10 1977 994.2 990.5 990.3 980.6 991.3 987.0 985.0 983.2 992.3 989.0 991.7 989.7 980.6 DAY 19 24 3 24 4 22 27 16 11 17 11 5 1978 986.8 986.5 983.0 983.8 984.8 979.2 980.7 986.7 985.7 991.5 996.5 986.3 979.2 DAY 4 17 24 25 31 21 1 13 30 27 7 16 1979 988.3 986.6 987.3 985.8 990.9 987.2 982.8 986.7 990.4 991.2 984.1 990.9 982.8 DAY 4 8 25 19 14 23 6 13 5 24 29 1 1980 989.7 995.2 986.0 983.3 987.8 986.4 985.3 984.7 990.0 991.6 988.3 990.1 983.3 DAY 28 18 2 26 14 4 28 19 13 3 9 11 1981 990.1 993.1 983.3 978.7 989.3 984.3 986.0 987.7 989.2 994.8 986.0 988.4 978.7 DAY 31 1 13 30 1 15 10 28 17 15 5 18 1982 986.3 987.1 989.1 984.5 988.6 989.2 986.0 988.9 994.0 991.6 991.4 991.8 984.5 DAY 8 4 18 18 14 11 31 7 13 18 6 31 1983 988.7 988.5 990.0 990.8 987.3 988.6 984.2 985.2 992.4 992.2 991.7 990.7 984.2 DAY 24 17 5 17 4 7 19 11 7 4 12 11 1984 992.2 992.6 1003.8 1000.8 1002.5 1001.9 1002.7 1001.1 1008.0 1002.6 1008.5 1009.3 992.2 DAY 1 8 18 9 27 20 30 14 8 17 12 13 1985 1007.1 995.8 1005.3 1004.5 1004.4 996.4 1001.1 1003.7 1004.1 1007.1 1010.6 1004.0 995.8 DAY 2 5 23 9 20 20 19 5 14 20 26 18 1986 1009.4 1007.7 1014.8 1007.3 999.5 1000.7 1001.1 1003.4 1009.0 1008.4 1006.6 999.3 999.3 DAY 12 3 31 11 3 12 9 14 14 1 8 27 1987 1005.3 1003.2 996.8 997.5 1001.6 1003.2 1000.0 1002.3 1006.9 1011.5 1008.6 1005.0 996.8 DAY 2 10 19 19 23 18 6 18 5 2 6 23 1988 1008.6 999.9 995.8 1005.2 1004.2 996.6 1003.1 1000.8 1004.6 1003.2 1006.9 1002.8 995.8 DAY 28 1 4 22 28 14 15 29 4 30 8 25 1989 1010.0 1014.5 1003.8 1009.6 1001.8 1002.5 999.7 999.6 1003.4 1004.9 1008.8 1009.1 999.6 DAY 1 27 26 28 6 10 31 1 1 1 18 10 1990 1010.7 999.5 1009.7 1003.7 997.8 999.9 999.8 1004.7 1001.3 1009.7 1006.8 1012.6 997.8 DAY 17 15 2 28 2 26 27 7 13 25 9 17 1991 1008.1 1011.1 1007.8 1003.2 1000.5 1001.4 994.3 1001.7 1004.7 1011.1 1013.5 1003.5 994.3 DAY 3 4 6 4 16 11 7 1 19 25 30 31 1992 1001.1 1006.1 999.3 1004.2 1001.4 999.8 1000.5 1004.0 1006.7 1007.2 1005.2 1010.6 999.3 DAY 30 7 30 22 9 17 9 24 25 24 22 13 1993 1007.2 1011.3 1002.8 1002.4 1005.0 1001.4 1000.6 1001.3 1001.4 1009.9 1006.4 1012.4 1000.6 DAY 8 6 3 11 17 16 24 12 3 1 10 13 1994 1007.7 1006.0 1006.6 1005.1 1005.1 1001.4 1001.0 1001.2 1013.0 1009.7 1008.5 1001.8 1001.0 DAY 16 1 7 24 12 15 20 10 7 14 27 3 1995 1010.1 1007.0 999.8 1000.4 1004.0 993.0 999.0 1001.2 1004.6 1005.4 1006.7 1012.3 993.0 DAY 11 8 25 19 2 29 15 22 4 3 11 26 1996 1007.1 1000.8 1005.4 999.4 1005.5 1003.0 1004.0 1002.4 997.8 1003.7 1016.0 1005.7 997.8 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1005.4 1012.7 1002.9 994.1 1003.2 999.8 1000.4 1000.7 1000.5 1006.2 1010.1 1003.8 994.1 DAY 15 22 23 9 4 12 1 14 1 2 4 9 1998 1007.9 1004.0 1001.9 1003.6 1001.2 1005.6 995.8 1003.9 1004.3 1003.1 1008.4 1012.1 995.8 DAY 29 7 17 21 21 22 5 26 23 1 1 20 1999 1006.6 994.1 1003.4 1000.8 1005.5 996.4 1001.4 1002.6 1005.9 1009.9 1007.2 1009.1 994.1 DAY 9 20 20 13 13 24 21 6 12 28 24 15 2000 999.7 1009.3 1007.7 1004.1 1002.8 1003.6 1003.4 999.1 1002.2 1013.0 1018.7 1010.1 999.1 DAY 20 6 18 21 26 5 7 3 7 10 12 19 2001 1014.2 1002.2 999.6 1000.7 998.6 996.2 1001.4 1001.1 1004.6 1004.7 1005.9 1008.1 996.2 DAY 10 20 24 12 8 17 9 30 4 6 17 19 2002 1009.0 1003.3 1000.1 1000.7 1003.2 999.1 998.9 999.8 1007.2 1005.8 1008.2 1004.0 998.9 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1005.2 1006.5 1004.4 1002.2 1003.4 1003.5 1000.6 1003.9 1000.8 1004.2 1012.1 1006.5 1000.6 DAY 28 19 19 6 30 22 8 12 6 25 9 18 2004 999.8 1003.8 1003.7 1001.3 997.4 1003.2 1005.4 998.4 1000.6 1006.0 996.8 1014.4 996.8 DAY 23 15 5 15 11 9 23 3 10 21 23 20 2005 1005.6 1005.4 1001.6 1006.2 1004.9 997.4 996.6 1002.1 1004.8 1005.1 1012.4 1005.1 996.6 DAY 24 28 9 15 5 20 5 7 11 20 5 16 1952-2005 979.1 976.2 983.0 976.3 982.6 979.2 980.7 982.5 984.3 986.1 984.1 984.4 976.2 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 74-15 75- 9 75- 9 79-29 76-10 71-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 121 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1014.9 1014.5 1012.2 1013.3 1008.0 1005.7 1005.0 1011.2 1018.1 1023.0 1016.2 ****** 1967 1016.6 1018.6 1013.1 1012.3 1011.6 1009.4 1006.6 1006.0 1010.6 1017.7 1014.7 1012.3 1012.5 1968 1008.6 1014.5 1013.4 1013.3 1009.9 1006.8 1005.0 1004.2 1007.0 1013.0 1015.3 1013.3 1010.3 1969 1017.5 1019.0 1012.9 1011.8 1009.8 1002.4 1004.8 1006.2 1009.6 1012.1 1017.0 1012.9 1011.3 1970 1014.7 1012.2 1012.6 1012.1 1005.8 1005.6 1001.7 1001.7 1008.0 1011.8 1013.6 1015.6 1009.6 1971 1019.8 1009.1 1011.4 1009.2 1006.7 1002.7 1001.6 1002.9 1009.2 1013.1 1012.4 1011.6 1009.1 1972 1019.5 1021.1 1015.0 1007.4 1007.5 1003.5 1001.5 1005.9 1008.0 1012.0 1013.9 1020.9 1011.4 1973 1018.3 1010.6 1012.6 1006.7 1006.8 1005.6 1002.2 1005.3 1011.4 1013.2 1013.7 1017.9 1010.4 1974 1017.8 1019.1 1018.3 1008.3 1007.1 1004.2 1004.2 1004.6 1009.4 1014.9 1015.6 1015.1 1011.5 1975 1017.4 1014.2 1013.3 1011.1 1007.4 1003.6 1000.8 1002.9 1007.9 1013.6 1019.3 1018.0 1010.8 1976 1011.3 1018.5 1017.3 1011.2 1009.6 1007.5 1002.8 1004.1 1008.7 1014.3 1020.1 1018.1 1012.0 1977 1020.6 1017.3 1016.9 1009.1 1010.2 1003.7 1002.8 1005.3 1010.9 1015.2 1015.4 1017.1 1012.1 1978 1017.4 1017.0 1012.9 1007.8 1010.4 1006.2 1005.9 1006.1 1007.2 1014.9 1020.1 1012.9 1011.6 1979 1017.5 1014.2 1014.0 1011.5 1012.3 1008.6 1004.4 1006.2 1011.4 1013.4 1017.9 1015.1 1012.2 1980 1016.9 1018.3 1013.7 1008.1 1009.6 1006.3 1003.9 1005.9 1009.9 1014.8 1015.1 1015.6 1011.5 1981 1014.4 1014.6 1011.4 1010.8 1010.3 1008.0 1005.1 1005.7 1012.1 1016.6 1013.7 1015.0 1011.5 1982 1015.9 1016.1 1014.8 1009.7 1013.8 1008.4 1003.8 1006.4 1012.1 1015.3 1020.0 1018.3 1012.9 1983 1016.5 1014.1 1015.4 1012.1 1008.8 1008.0 1003.1 1004.8 1009.7 1015.0 1015.8 1019.0 1011.8 1984 1016.7 1024.1 1015.0 1007.9 1010.6 1010.7 1007.0 1007.3 1014.2 1019.4 1019.4 1026.9 1014.9 1985 1019.6 1012.3 1022.6 1012.7 1011.9 1008.0 1009.2 1010.9 1012.2 1018.7 1020.4 1020.4 1014.9 1986 1018.9 1018.4 1023.4 1017.7 1013.1 1007.8 1009.2 1010.8 1014.7 1019.2 1021.4 1020.0 1016.2 1987 1019.3 1020.0 1015.3 1017.0 1013.1 1010.0 1009.2 1009.0 1014.9 1023.9 1022.2 1018.7 1016.1 1988 1020.9 1020.5 1014.1 1015.9 1013.8 1006.5 1006.9 1009.2 1013.9 1018.6 1018.2 1017.0 1014.6 1989 1022.5 1024.8 1016.1 1017.6 1014.4 1009.6 1008.5 1008.2 1011.9 1017.1 1018.8 1019.6 1015.8 1990 1023.0 1019.1 1021.9 1014.2 1014.2 1008.5 1008.3 1010.3 1011.2 1018.6 1019.6 1022.2 1015.9 1991 1020.9 1022.4 1019.9 1015.1 1011.9 1010.5 1006.0 1008.2 1014.8 1018.3 1022.7 1018.0 1015.7 1992 1020.5 1016.5 1019.4 1015.3 1015.8 1008.5 1008.4 1013.0 1015.6 1017.3 1019.2 1020.2 1015.8 1993 1022.1 1022.7 1018.4 1014.2 1013.1 1010.1 1010.3 1010.5 1012.7 1022.9 1024.1 1023.2 1017.0 1994 1020.3 1021.8 1018.7 1016.6 1013.5 1010.2 1007.8 1009.1 1018.1 1021.1 1016.5 1022.2 1016.3 1995 1021.4 1020.7 1017.6 1013.3 1015.0 1009.1 1006.3 1007.8 1011.4 1020.1 1016.5 1022.5 1015.1 1996 1024.2 1020.1 1018.6 1017.2 1013.1 1011.3 1009.7 1009.4 1009.3 1017.7 1024.9 1019.6 1016.3 1997 1018.8 1021.5 1016.3 1012.0 1014.0 1008.2 1006.6 1007.8 1014.7 1015.6 1021.4 1019.3 1014.7 1998 1020.1 1021.1 1015.9 1013.8 1013.9 1010.9 1007.5 1009.5 1012.8 1019.1 1019.9 1022.9 1015.6 1999 1021.3 1015.4 1017.5 1016.4 1013.9 1009.7 1007.9 1007.5 1012.7 1016.5 1021.1 1022.4 1015.2 2000 1018.6 1019.6 1017.9 1012.1 1012.5 1009.9 1008.6 1008.4 1011.6 1020.2 1024.4 1020.6 1015.4 2001 1025.1 1017.9 1016.4 1014.1 1010.6 1009.2 1008.6 1009.4 1012.5 1018.3 1018.2 1019.8 1015.0 2002 1021.3 1020.1 1016.0 1013.7 1013.9 1009.5 1008.7 1007.6 1012.8 1015.9 1021.2 1022.5 1015.3 2003 1020.1 1017.7 1019.5 1017.6 1015.3 1011.2 1007.4 1010.1 1013.8 1014.5 1022.4 1022.6 1016.0 2004 1015.7 1017.0 1020.7 1015.4 1011.7 1010.3 1010.0 1007.4 1015.0 1020.0 1017.8 1021.8 1015.2 2005 1020.2 1020.6 1015.9 1017.3 1013.8 1010.2 1007.8 1009.3 1012.4 1018.7 1021.4 1022.0 1015.8 MEAN 1018.8 1017.9 1016.3 1012.8 1011.6 1008.0 1006.1 1007.2 1011.7 1016.8 1018.7 1018.7 1013.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 122 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1023.9 1027.0 1023.8 1022.6 1013.0 1014.2 1009.9 1019.3 1027.7 1030.8 1029.0 ****** DAY ** 22 2 4 18 3 7 8 21 17 22 29 1967 1027.1 1032.4 1024.1 1024.0 1019.3 1018.5 1014.0 1010.9 1022.5 1026.6 1024.3 1022.9 1032.4 DAY 26 27 30 9 9 5 22 15 24 14 30 11 1968 1021.4 1031.0 1028.6 1020.2 1015.7 1016.9 1012.8 1013.0 1014.6 1024.3 1026.2 1023.3 1031.0 DAY 19 5 26 21 22 1 12 17 17 27 21 31 1969 1030.8 1030.2 1024.9 1021.4 1017.9 1012.8 1011.8 1012.6 1022.1 1024.2 1027.3 1020.2 1030.8 DAY 4 10 24 3 21 1 2 30 13 26 9 6 1970 1023.7 1020.4 1021.4 1023.2 1016.0 1015.9 1007.5 1011.7 1017.9 1021.1 1026.3 1023.7 1026.3 DAY 2 15 5 22 8 11 22 29 18 31 14 15 1971 1033.4 1022.7 1024.5 1020.2 1014.9 1010.9 1007.5 1008.6 1018.8 1024.2 1022.3 1026.6 1033.4 DAY 8 1 6 9 2 19 11 24 23 31 20 31 1972 1032.9 1035.1 1026.9 1018.2 1018.0 1013.6 1006.5 1012.6 1017.8 1019.9 1022.3 1032.1 1035.1 DAY 4 22 20 1 22 17 15 24 17 25 11 23 1973 1036.2 1023.9 1026.9 1020.1 1017.9 1012.7 1008.8 1010.9 1027.8 1022.7 1027.0 1029.2 1036.2 DAY 24 6 9 10 7 4 22 6 26 27 20 26 1974 1032.4 1030.4 1030.3 1021.8 1014.4 1011.3 1010.9 1012.1 1015.1 1021.6 1023.9 1022.0 1032.4 DAY 5 3 9 25 1 8 15 26 23 13 16 2 1975 1037.4 1024.3 1024.2 1021.7 1012.5 1011.2 1007.7 1013.2 1020.0 1025.7 1036.3 1030.3 1037.4 DAY 14 24 4 2 8 3 13 18 18 20 14 4 1976 1024.3 1032.5 1029.2 1025.0 1018.5 1016.3 1009.1 1007.8 1017.2 1031.1 1031.1 1032.1 1032.5 DAY 9 20 8 2 1 13 21 11 28 31 11 18 1977 1030.4 1025.0 1034.1 1023.7 1016.4 1012.1 1008.0 1011.3 1022.4 1034.3 1024.7 1035.2 1035.2 DAY 5 17 9 1 21 9 19 30 30 23 26 12 1978 1031.2 1035.3 1023.8 1019.7 1024.8 1017.4 1014.0 1012.1 1019.3 1024.4 1029.2 1035.2 1035.3 DAY 13 5 19 12 2 7 7 21 26 10 2 23 1979 1032.2 1027.2 1029.2 1029.9 1021.5 1019.2 1011.1 1013.0 1019.3 1024.4 1028.8 1029.2 1032.2 DAY 17 18 4 27 24 10 9 2 20 8 10 21 1980 1029.4 1028.1 1025.1 1020.8 1023.7 1015.1 1012.9 1016.2 1020.4 1023.7 1025.6 1025.0 1029.4 DAY 31 2 7 1 16 11 10 29 25 20 2 20 1981 1027.4 1026.1 1026.0 1020.8 1023.6 1017.2 1009.9 1010.0 1021.6 1025.5 1023.8 1024.7 1027.4 DAY 8 23 8 10 21 9 23 4 23 28 15 1 1982 1028.4 1029.4 1024.0 1021.3 1025.6 1016.1 1011.0 1013.1 1019.3 1030.9 1026.8 1028.2 1030.9 DAY 18 11 4 3 9 6 7 10 20 24 11 9 1983 1033.2 1024.1 1027.0 1020.7 1018.3 1014.0 1013.0 1013.0 1016.5 1023.5 1029.2 1030.3 1033.2 DAY 7 22 14 21 18 5 1 17 15 28 26 3 1984 1023.8 1034.6 1024.9 1019.9 1019.7 1018.5 1015.0 1014.3 1020.6 1030.7 1036.2 1036.3 1036.3 DAY 4 15 9 3 17 15 3 30 30 21 30 18 1985 1030.6 1029.8 1039.2 1033.4 1020.5 1015.8 1015.1 1017.9 1021.7 1029.3 1031.6 1032.7 1039.2 DAY 23 23 5 16 12 9 15 25 21 31 19 14 1986 1033.4 1025.2 1033.0 1027.8 1024.7 1014.3 1014.9 1014.9 1019.6 1030.4 1034.1 1038.1 1038.1 DAY 23 13 2 4 17 2 21 30 7 14 15 10 1987 1035.1 1032.3 1028.7 1027.0 1022.8 1017.7 1018.3 1014.4 1024.6 1032.1 1040.1 1033.7 1040.1 DAY 20 6 22 1 13 5 10 8 23 28 29 1 1988 1032.0 1035.2 1025.4 1032.5 1027.4 1012.1 1012.6 1016.5 1022.8 1029.1 1031.2 1026.9 1035.2 DAY 2 6 24 8 4 7 26 21 30 16 5 21 1989 1034.7 1034.3 1024.2 1024.0 1021.4 1015.9 1014.9 1017.4 1025.2 1030.0 1028.3 1025.3 1034.7 DAY 21 3 12 30 20 1 10 18 22 23 7 18 1990 1032.1 1031.8 1040.5 1022.0 1024.8 1016.3 1014.1 1015.7 1018.7 1034.4 1033.7 1032.4 1040.5 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1030.0 1033.3 1028.0 1026.7 1023.0 1019.0 1015.5 1014.9 1023.3 1025.5 1028.9 1030.3 1033.3 DAY 10 13 11 28 4 17 11 27 26 12 27 16 1992 1032.5 1030.2 1031.5 1025.6 1029.7 1017.0 1017.8 1020.5 1025.1 1029.6 1032.6 1029.6 1032.6 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1037.7 1035.8 1029.6 1024.0 1026.1 1023.8 1016.4 1015.4 1023.6 1030.0 1034.4 1029.4 1037.7 DAY 6 9 16 23 9 22 27 24 22 7 21 8 1994 1034.4 1037.6 1027.3 1033.4 1023.0 1014.8 1013.5 1014.1 1022.8 1030.5 1025.5 1036.1 1037.6 DAY 9 18 31 4 17 23 13 7 23 24 9 21 1995 1035.0 1028.3 1030.2 1023.7 1020.7 1015.5 1010.9 1013.9 1023.2 1036.0 1030.0 1033.8 1036.0 DAY 6 12 2 6 28 23 7 19 21 17 15 9 1996 1038.4 1030.1 1026.5 1031.6 1022.4 1020.5 1018.0 1020.2 1020.7 1030.6 1036.4 1030.0 1038.4 DAY 9 13 15 4 1 11 3 29 30 1 15 1 1997 1033.1 1030.0 1033.3 1021.1 1022.9 1015.8 1014.4 1015.1 1022.4 1026.4 1035.7 1031.1 1035.7 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.6 1039.4 1026.8 1023.3 1025.3 1014.7 1015.9 1014.1 1020.4 1034.9 1030.7 1032.9 1039.4 DAY 22 22 26 6 2 5 20 18 12 9 20 2 1999 1038.0 1026.8 1032.6 1025.4 1021.3 1021.0 1012.8 1014.1 1021.5 1026.2 1034.7 1035.1 1038.0 DAY 1 11 18 22 11 16 18 20 23 25 30 24 2000 1031.2 1033.1 1031.7 1021.7 1021.5 1019.3 1014.5 1015.0 1019.1 1029.0 1035.4 1030.4 1035.4 DAY 14 29 15 1 4 13 30 8 25 15 16 9 2001 1034.8 1034.1 1031.8 1031.5 1021.8 1017.6 1012.2 1016.2 1023.7 1029.4 1028.3 1030.4 1034.8 DAY 26 9 10 1 18 10 1 5 19 27 19 21 2002 1030.9 1034.2 1036.6 1021.2 1024.0 1018.7 1016.3 1015.9 1019.5 1025.8 1029.7 1040.2 1040.2 DAY 25 18 10 11 16 24 1 30 29 22 16 2 2003 1029.4 1031.1 1033.6 1030.9 1031.4 1021.6 1016.3 1014.5 1023.7 1023.8 1034.1 1042.3 1042.3 DAY 10 28 2 30 1 6 3 3 26 15 22 11 2004 1025.8 1023.3 1037.8 1027.0 1021.6 1021.0 1016.3 1011.4 1022.0 1031.5 1027.4 1032.5 1037.8 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1029.3 1031.0 1025.6 1036.4 1021.4 1018.4 1012.8 1016.6 1018.2 1031.8 1030.1 1036.5 1036.5 DAY 9 16 26 5 18 8 8 29 7 23 23 30 1952-2005 1038.4 1039.4 1040.5 1036.4 1031.4 1023.8 1018.3 1020.5 1027.8 1036.0 1040.1 1042.3 1042.3 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 73-26 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 123 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 985.0 1002.3 1000.1 1000.5 1001.7 999.6 1000.6 1004.0 1009.2 1007.5 1006.3 ****** DAY ** 28 19 16 3 10 24 2 3 15 30 12 1967 1005.2 1006.2 1002.0 998.1 1000.7 1000.7 1002.7 1001.7 1001.9 1007.5 1005.3 1000.5 998.1 DAY 15 23 5 24 27 3 4 19 17 11 22 3 1968 995.0 1002.9 996.5 1003.9 1000.3 998.3 999.5 994.6 1001.4 1004.6 1008.8 1001.8 994.6 DAY 15 19 13 23 20 18 5 16 9 24 14 11 1969 1004.1 1003.8 997.6 987.2 998.2 966.5 996.6 999.3 999.4 999.8 1004.8 1000.0 966.5 DAY 19 13 30 17 14 4 14 14 9 29 7 13 1970 1004.1 998.8 995.5 989.8 996.3 999.5 979.4 993.7 1001.5 997.4 1004.7 1004.0 979.4 DAY 22 18 18 19 15 7 4 27 6 14 3 10 1971 1005.1 987.4 1001.6 991.4 999.6 994.2 993.1 998.2 1001.4 999.5 1001.8 999.8 987.4 DAY 13 27 27 14 11 21 4 16 6 8 18 7 1972 1004.0 1008.2 1002.8 999.7 993.5 994.0 995.2 999.3 1001.5 1006.5 1001.7 1007.0 993.5 DAY 13 17 25 3 6 30 4 17 13 6 3 16 1973 998.0 991.9 996.9 991.6 995.3 998.7 996.5 998.5 1005.8 1006.2 1003.0 1001.3 991.6 DAY 31 22 3 8 28 12 28 9 2 31 1 17 1974 995.4 1008.7 997.8 993.7 996.6 996.6 988.5 994.4 998.7 1005.9 1003.2 1002.6 988.5 DAY 21 11 17 20 22 24 2 15 2 28 26 5 1975 1006.3 998.1 995.8 999.8 1003.7 995.4 992.5 993.4 995.8 998.9 1007.5 1002.3 992.5 DAY 8 10 27 27 29 23 1 3 9 9 28 27 1976 1000.3 1005.3 1002.7 997.8 997.7 993.4 995.4 998.5 1000.8 1004.8 1006.1 997.1 993.4 DAY 6 8 13 17 20 10 11 22 20 16 25 10 1977 1007.9 1003.6 1003.1 992.8 1004.0 999.7 997.5 995.4 1004.8 1002.0 1004.8 1002.0 992.8 DAY 19 6 3 24 4 11 27 16 11 17 11 5 1978 999.5 999.0 995.6 997.0 997.9 991.6 992.5 998.6 997.7 1004.0 1009.5 1003.2 991.6 DAY 4 17 24 25 31 21 1 13 30 27 7 16 1979 1001.0 999.1 1000.2 998.8 1003.6 999.7 995.5 999.5 1002.7 1003.7 997.1 1004.4 995.5 DAY 4 8 25 19 14 23 6 16 5 24 29 1 1980 1002.3 1008.7 999.5 995.7 1000.8 998.4 997.5 996.6 1002.7 1003.9 1001.0 1003.4 995.7 DAY 28 18 2 26 14 4 28 19 6 3 9 11 1981 1003.5 1006.3 996.0 991.9 1002.1 996.6 998.5 999.7 1001.8 1008.1 998.9 1001.2 991.9 DAY 31 1 13 30 1 15 9 28 17 15 5 18 1982 993.0 1000.4 1002.5 966.0 1000.9 1001.7 998.7 1001.7 1006.9 1004.0 1004.2 1005.5 966.0 DAY 8 4 18 18 14 11 31 3 10 18 6 31 1983 1001.6 1001.6 1003.4 1003.9 999.8 1000.8 996.4 997.5 1005.0 1003.9 1004.7 1003.6 996.4 DAY 24 17 5 17 4 7 19 11 25 4 12 11 1984 1005.6 1006.0 1000.9 997.1 1000.8 1002.2 1003.0 1001.4 1008.3 1002.9 1008.8 1009.7 997.1 DAY 1 8 18 16 27 20 30 14 8 17 12 13 1985 1007.4 996.1 1005.7 1004.8 1004.7 996.7 1001.4 1004.0 1004.4 1007.4 1010.9 1004.3 996.1 DAY 2 5 23 9 20 20 19 5 14 20 26 18 1986 1009.7 1008.0 1015.2 1007.6 999.9 1001.0 1001.5 1003.7 1009.3 1008.7 1007.0 999.7 999.7 DAY 12 3 31 11 3 12 9 14 14 1 8 27 1987 1005.6 1003.5 997.1 1000.8 1001.9 1003.6 1000.4 1002.6 1007.2 1011.8 1008.9 1005.3 997.1 DAY 2 10 19 19 23 2 6 18 5 2 6 23 1988 1009.0 1000.3 996.2 1005.6 1004.5 996.9 1003.4 1001.1 1004.9 1003.5 1007.2 1003.1 996.2 DAY 28 1 4 22 28 14 15 29 4 30 8 25 1989 1010.3 1014.9 1004.1 1009.9 1002.1 1002.8 1000.0 999.9 1003.7 1005.2 1009.1 1009.4 999.9 DAY 1 27 26 28 6 10 31 1 1 1 18 10 1990 1011.0 999.8 1010.0 1004.0 998.1 1000.2 1000.1 1005.0 1001.6 1010.0 1007.1 1012.9 998.1 DAY 17 15 2 28 2 26 27 7 13 25 9 17 1991 1008.4 1011.4 1008.1 1003.5 1000.8 1001.7 994.7 1002.0 1005.0 1011.4 1013.8 1003.8 994.7 DAY 3 4 6 4 16 11 7 1 19 25 30 31 1992 1001.4 1006.4 999.6 1004.5 1001.7 1000.1 1000.8 1004.3 1007.0 1007.5 1005.9 1010.9 999.6 DAY 30 7 30 22 9 17 9 24 25 24 22 13 1993 1007.5 1011.6 1003.1 1002.7 1005.3 1001.7 1000.9 1001.6 1001.7 1010.2 1006.7 1012.7 1000.9 DAY 8 6 3 11 17 16 24 12 3 1 10 13 1994 1008.0 1006.3 1006.9 1005.4 1005.4 1001.7 1001.3 1001.5 1013.3 1010.0 1008.8 1002.1 1001.3 DAY 16 1 7 24 12 15 20 10 7 14 27 3 1995 1010.4 1007.3 1000.1 1000.7 1004.3 993.3 999.3 1001.5 1004.9 1005.7 1007.0 1012.6 993.3 DAY 11 8 25 19 2 29 15 22 4 3 11 26 1996 1007.4 1001.1 1005.7 999.7 1005.8 1003.3 1004.3 1002.7 998.1 1004.0 1016.3 1006.0 998.1 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1005.7 1013.0 1003.2 994.4 1003.5 1000.1 1000.7 1001.0 1000.8 1006.5 1010.4 1004.1 994.4 DAY 15 22 23 9 4 12 1 14 1 2 4 9 1998 1008.2 1004.3 1002.2 1003.9 1001.5 1005.9 996.1 1004.2 1004.6 1003.4 1008.7 1012.4 996.1 DAY 29 7 17 21 21 22 5 26 23 1 1 20 1999 1006.9 994.4 1003.7 1001.1 1005.8 996.7 1001.7 1002.9 1006.2 1010.2 1007.5 1009.4 994.4 DAY 9 20 20 13 13 24 21 6 12 28 24 15 2000 1000.0 1009.6 1008.0 1004.4 1003.1 1003.9 1003.7 999.4 1002.5 1013.3 1019.1 1010.4 999.4 DAY 20 6 18 21 26 5 7 3 7 10 12 19 2001 1014.5 1002.5 999.9 1001.0 998.9 996.5 1001.7 1001.4 1004.9 1005.0 1006.2 1008.4 996.5 DAY 10 20 24 12 8 17 9 30 4 6 17 19 2002 1009.3 1003.6 1000.4 1001.0 1003.5 999.4 999.1 1000.0 1007.5 1006.0 1008.5 1004.4 999.1 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1005.5 1006.8 1004.7 1002.4 1003.6 1003.7 1000.8 1004.1 1001.0 1004.4 1012.4 1006.8 1000.8 DAY 28 19 19 6 30 22 8 12 6 25 9 18 2004 1000.1 1004.1 1003.9 1001.5 997.6 1003.4 1005.6 998.6 1000.8 1006.3 997.0 1014.7 997.0 DAY 23 15 5 15 11 9 23 3 10 21 23 20 2005 1005.9 1005.7 1001.9 1006.5 1005.2 997.6 996.8 1002.3 1005.0 1005.3 1012.6 1005.3 996.8 DAY 24 28 9 15 5 20 5 7 11 20 5 16 1952-2005 993.0 985.0 995.5 966.0 993.5 966.5 979.4 993.4 995.8 997.4 997.0 997.1 966.0 YEAR-DAY 82- 8 66-28 70-18 82-18 72- 6 69- 4 70- 4 75- 3 75- 9 70-14 4-23 76-10 82-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 124 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** 1002.6 1001.3 999.7 1000.8 995.3 992.8 993.1 999.7 1005.4 1010.0 1003.1 ****** 1967 1003.6 1005.7 1000.1 998.9 999.1 996.8 994.2 993.8 998.1 1004.9 1002.0 999.4 999.7 1968 996.6 1002.7 1001.1 1001.9 998.6 995.4 993.2 992.3 996.0 1001.7 1003.9 1001.8 998.8 1969 1005.6 1006.9 1000.4 999.9 998.5 992.7 993.9 995.2 998.6 1000.8 1005.3 1001.3 999.9 1970 1003.0 1000.7 1001.2 1000.7 994.7 994.6 991.3 990.8 996.9 1000.6 1002.2 1003.9 998.4 1971 1008.0 997.6 1000.0 998.1 995.6 991.6 990.7 991.9 998.2 1002.0 1001.0 1000.1 997.9 1972 1007.4 1009.0 1003.3 996.1 996.4 992.5 990.7 995.0 997.1 1000.8 1002.5 1009.1 1000.0 1973 1006.4 999.2 1001.0 995.4 995.7 993.7 990.0 993.1 998.8 1000.8 1000.8 1004.8 998.3 1974 1004.5 1005.9 1005.7 995.7 994.5 991.9 992.1 992.3 996.9 1002.1 1002.8 1002.0 998.9 1975 1004.0 1001.1 1000.3 998.5 995.0 991.4 988.6 990.9 995.5 1000.8 1006.2 1004.7 998.1 1976 998.3 1004.9 1004.1 998.5 997.0 995.0 990.5 991.8 996.3 1001.4 1007.1 1005.3 999.2 1977 1007.4 1004.0 1003.8 996.3 997.6 991.4 990.5 993.1 998.3 1002.2 1002.4 1004.0 999.2 1978 1004.4 1004.0 1000.0 995.2 997.5 993.7 993.5 993.8 994.9 1002.1 1006.9 999.8 998.8 1979 1004.4 1001.2 1000.9 998.6 999.6 996.0 992.1 993.9 998.9 1000.7 1004.9 1001.8 999.4 1980 1003.9 1005.0 1000.8 995.3 997.0 994.0 991.7 993.7 997.4 1002.0 1002.1 1002.6 998.8 1981 1001.3 1001.6 998.4 998.0 997.7 995.5 992.8 993.5 999.6 1003.7 1000.7 1001.9 998.7 1982 1003.1 1002.5 1001.6 997.3 1001.1 995.8 991.4 994.0 999.5 1002.5 1006.9 1004.8 1000.0 1983 1003.2 1000.9 1002.2 999.3 996.1 995.7 990.9 992.5 997.5 1002.3 1002.9 1005.7 999.1 1984 1004.0 1010.7 1015.0 1012.0 1013.7 1010.6 1006.9 1007.3 1014.1 1019.7 1019.4 1026.7 1013.3 1985 1019.6 1012.3 1022.6 1012.7 1011.9 1007.9 1009.1 1010.8 1012.1 1019.0 1020.3 1020.4 1014.9 1986 1019.0 1018.3 1023.4 1017.6 1013.0 1007.8 1009.1 1010.7 1014.6 1019.1 1021.4 1019.9 1016.2 1987 1019.2 1019.9 1015.3 1016.7 1013.1 1009.9 1009.1 1008.8 1014.8 1023.8 1022.1 1018.7 1015.9 1988 1020.9 1020.4 1014.1 1015.9 1013.7 1006.3 1006.7 1009.1 1013.8 1018.5 1018.1 1017.0 1014.5 1989 1022.5 1024.8 1016.1 1017.4 1014.3 1009.6 1008.4 1008.1 1011.8 1017.0 1018.7 1019.5 1015.7 1990 1023.0 1019.1 1021.9 1014.2 1014.2 1008.4 1008.2 1010.3 1011.1 1018.5 1019.5 1022.2 1015.9 1991 1020.9 1022.4 1019.9 1015.1 1011.8 1010.4 1005.9 1008.1 1014.7 1018.2 1022.6 1017.9 1015.7 1992 1020.5 1016.5 1019.4 1015.3 1015.7 1008.4 1008.3 1012.9 1015.6 1017.2 1019.2 1020.2 1015.8 1993 1022.1 1022.8 1018.4 1014.1 1013.1 1010.1 1010.2 1010.4 1012.7 1022.8 1024.1 1023.3 1017.0 1994 1020.3 1021.8 1018.7 1016.5 1013.4 1010.1 1007.8 1008.9 1018.0 1021.0 1016.4 1022.1 1016.3 1995 1021.4 1020.7 1017.6 1013.3 1014.9 1009.1 1006.2 1007.7 1011.4 1020.0 1016.4 1022.5 1015.1 1996 1024.2 1020.2 1018.6 1017.1 1013.1 1011.3 1009.6 1009.3 1009.2 1017.7 1024.8 1019.5 1016.2 1997 1018.8 1021.5 1016.3 1012.0 1013.9 1008.1 1006.5 1007.7 1014.6 1015.5 1021.4 1019.3 1014.6 1998 1020.1 1021.0 1015.9 1013.7 1013.8 1010.8 1007.4 1009.4 1012.7 1019.1 1019.7 1022.9 1015.5 1999 1021.2 1015.3 1017.5 1016.3 1013.8 1009.6 1007.8 1007.4 1012.6 1016.4 1021.0 1022.4 1015.1 2000 1018.6 1019.6 1017.9 1012.0 1012.4 1009.8 1008.5 1008.3 1011.5 1020.1 1024.3 1020.5 1015.3 2001 1025.0 1017.9 1016.4 1014.0 1010.5 1009.1 1008.5 1009.3 1012.4 1018.3 1018.2 1019.8 1015.0 2002 1021.3 1020.2 1016.0 1013.7 1013.9 1009.4 1008.7 1007.6 1012.8 1015.9 1021.2 1022.5 1015.3 2003 1020.1 1017.7 1019.5 1017.6 1015.3 1011.2 1007.4 1010.1 1013.8 1014.5 1022.5 1022.6 1016.0 2004 1015.7 1017.0 1020.7 1015.5 1011.7 1010.3 1010.0 1007.4 1015.0 1019.9 1017.9 1021.8 1015.2 2005 1020.1 1020.6 1015.9 1017.3 1013.8 1010.2 1007.8 1009.3 1012.4 1018.7 1021.4 1022.0 1015.8 MEAN 1012.9 1011.9 1010.6 1007.3 1006.2 1002.5 1000.7 1001.8 1006.2 1011.2 1013.0 1013.0 1008.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 125 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 1010.8 1013.9 1010.2 1010.0 1000.4 1001.5 999.7 1006.6 1015.0 1018.0 1015.3 ****** DAY ** 22 2 4 17 3 7 31 21 17 23 29 1967 1013.7 1018.8 1010.5 1011.3 1006.4 1005.9 1001.8 998.5 1009.3 1013.5 1011.6 1009.6 1018.8 DAY 26 3 30 9 9 5 22 15 24 14 30 11 1968 1009.4 1018.4 1016.7 1008.5 1004.2 1005.7 1001.9 998.1 1003.2 1012.8 1014.8 1011.2 1018.4 DAY 19 5 26 21 22 1 12 24 17 27 21 31 1969 1018.7 1017.9 1012.3 1009.2 1006.6 1001.7 1000.4 1001.9 1010.4 1012.5 1016.0 1008.5 1018.7 DAY 4 10 24 3 21 1 2 31 13 26 9 6 1970 1012.0 1008.9 1010.0 1011.7 1004.8 1004.3 996.8 1000.4 1006.3 1009.9 1014.8 1012.0 1014.8 DAY 2 15 5 22 8 11 22 29 18 31 14 15 1971 1021.2 1010.7 1012.4 1008.9 1003.7 999.9 996.2 997.7 1007.1 1012.2 1010.3 1014.7 1021.2 DAY 8 1 6 9 2 19 11 24 23 31 20 31 1972 1020.9 1022.8 1014.7 1006.4 1007.0 1002.3 995.8 1001.9 1006.8 1008.9 1011.0 1019.3 1022.8 DAY 4 22 20 15 22 17 25 24 17 25 11 23 1973 1023.5 1012.1 1014.8 1008.7 1006.7 1001.6 996.4 998.3 1014.2 1009.7 1013.2 1015.9 1023.5 DAY 24 6 9 10 7 4 22 7 26 27 20 26 1974 1018.4 1016.3 1017.0 1008.2 1001.4 998.6 997.2 999.8 1002.7 1008.5 1011.3 1008.4 1018.4 DAY 5 3 9 25 1 8 15 25 23 13 16 2 1975 1023.3 1011.8 1010.8 1008.8 1000.0 998.9 995.5 1000.9 1007.5 1013.0 1022.4 1016.6 1023.3 DAY 14 17 13 3 8 17 13 17 18 23 14 4 1976 1011.5 1018.9 1015.6 1011.9 1005.1 1003.1 996.9 995.6 1004.4 1017.3 1017.3 1018.5 1018.9 DAY 9 20 8 2 1 13 6 26 28 31 11 18 1977 1017.9 1011.7 1020.7 1010.2 1003.3 999.0 995.5 998.9 1009.6 1016.6 1012.0 1022.0 1022.0 DAY 5 21 9 1 28 9 21 19 30 23 26 12 1978 1017.3 1021.2 1010.8 1006.7 1011.6 1004.6 1001.6 999.7 1006.9 1011.9 1015.3 1021.5 1021.5 DAY 13 5 19 13 2 8 7 21 26 10 2 23 1979 1019.1 1013.8 1015.5 1016.1 1008.2 1006.3 998.2 1000.9 1006.4 1011.2 1015.3 1015.2 1019.1 DAY 17 18 4 27 24 10 9 2 20 8 10 21 1980 1017.1 1014.3 1011.6 1007.2 1010.3 1002.3 999.3 1004.1 1007.1 1010.3 1012.7 1011.9 1017.1 DAY 31 2 7 1 16 11 10 29 25 20 2 20 1981 1014.1 1012.6 1012.9 1007.5 1010.9 1004.8 997.7 998.3 1008.5 1012.5 1010.5 1011.5 1014.1 DAY 8 23 8 10 21 9 23 3 23 28 15 1 1982 1017.3 1011.5 1010.8 1008.7 1012.2 1003.1 998.5 1000.9 1006.9 1017.4 1014.0 1014.7 1017.4 DAY 21 10 4 3 9 6 7 15 20 24 11 9 1983 1019.9 1010.7 1013.8 1007.8 1005.0 1001.2 1000.0 1000.9 1006.0 1010.5 1015.6 1017.0 1019.9 DAY 7 22 14 21 18 5 1 17 27 28 26 3 1984 1010.6 1022.1 1028.1 1022.9 1022.0 1018.4 1014.9 1014.2 1020.5 1030.6 1036.1 1036.3 1036.3 DAY 4 18 9 3 12 15 3 30 30 21 30 18 1985 1030.6 1029.8 1039.1 1033.3 1021.4 1015.7 1015.0 1016.7 1021.6 1029.2 1031.5 1032.7 1039.1 DAY 23 23 5 16 12 9 15 24 21 31 19 14 1986 1033.4 1025.2 1033.0 1027.7 1024.6 1014.2 1014.8 1014.8 1019.5 1030.3 1034.1 1038.1 1038.1 DAY 23 13 2 4 17 2 21 30 7 14 15 10 1987 1035.1 1032.3 1028.7 1027.0 1022.8 1017.6 1018.2 1014.3 1024.5 1032.0 1040.0 1033.7 1040.0 DAY 20 6 22 1 13 5 10 8 23 28 29 1 1988 1032.0 1035.2 1025.3 1032.4 1027.3 1011.9 1012.5 1016.4 1022.7 1029.0 1031.1 1026.8 1035.2 DAY 2 6 24 8 4 7 26 21 30 16 5 21 1989 1034.7 1034.3 1024.1 1023.9 1021.3 1015.9 1014.8 1017.2 1025.1 1029.9 1028.2 1025.2 1034.7 DAY 21 3 12 30 20 1 10 18 22 23 7 18 1990 1032.1 1031.8 1040.5 1022.3 1024.1 1016.3 1014.0 1015.6 1018.5 1034.3 1033.6 1032.4 1040.5 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1029.9 1033.3 1028.0 1026.6 1022.5 1018.8 1015.4 1014.8 1023.2 1025.4 1028.8 1030.3 1033.3 DAY 10 13 11 28 4 17 11 27 26 12 27 16 1992 1032.5 1030.2 1031.5 1025.5 1029.6 1016.9 1017.7 1020.5 1025.0 1029.5 1032.5 1029.5 1032.5 DAY 4 15 11 30 2 6 12 31 29 15 3 2 1993 1037.7 1035.8 1029.6 1023.9 1026.0 1023.7 1016.3 1015.3 1023.5 1029.9 1034.4 1029.4 1037.7 DAY 6 9 16 23 9 22 27 24 22 7 21 8 1994 1034.4 1037.6 1027.2 1033.4 1022.9 1014.7 1013.4 1014.0 1022.7 1030.4 1025.4 1036.1 1037.6 DAY 9 18 31 4 17 23 13 7 23 24 9 21 1995 1035.0 1028.2 1030.1 1023.6 1020.6 1015.5 1010.8 1013.8 1023.1 1035.9 1029.9 1033.8 1035.9 DAY 6 12 2 6 28 23 7 19 21 17 15 9 1996 1038.4 1030.1 1026.4 1031.5 1022.3 1020.4 1017.8 1020.0 1020.6 1030.5 1036.4 1030.0 1038.4 DAY 9 13 15 4 1 11 3 29 30 1 15 1 1997 1033.1 1030.0 1033.3 1021.0 1022.8 1015.8 1014.3 1015.0 1022.3 1026.3 1035.7 1031.1 1035.7 DAY 23 7 11 1 15 3 19 21 14 31 7 17 1998 1030.6 1039.4 1026.7 1023.2 1025.2 1014.6 1015.8 1014.0 1020.3 1034.8 1030.6 1032.9 1039.4 DAY 22 22 26 6 2 5 20 18 12 9 20 2 1999 1038.0 1026.7 1032.6 1025.3 1021.2 1020.9 1012.7 1014.0 1021.4 1026.1 1034.7 1035.1 1038.0 DAY 1 11 18 22 11 16 18 20 23 25 30 24 2000 1031.2 1033.1 1031.7 1021.6 1021.7 1019.2 1014.4 1014.9 1019.0 1029.1 1035.4 1030.3 1035.4 DAY 14 29 15 1 4 13 30 8 25 15 16 9 2001 1034.8 1034.1 1031.8 1031.4 1021.7 1017.5 1012.1 1016.1 1023.6 1029.3 1028.4 1030.5 1034.8 DAY 26 9 10 1 18 10 1 5 19 27 19 21 2002 1031.0 1034.3 1036.7 1021.2 1024.0 1018.6 1016.2 1015.9 1019.4 1025.8 1029.7 1040.2 1040.2 DAY 25 18 10 11 16 24 1 30 29 22 16 2 2003 1029.5 1031.1 1033.6 1031.0 1031.3 1021.6 1016.3 1014.5 1023.7 1023.9 1034.2 1042.4 1042.4 DAY 10 28 2 30 1 6 3 3 26 15 22 11 2004 1025.8 1023.4 1037.9 1027.0 1021.6 1021.1 1016.2 1011.4 1022.0 1031.4 1027.4 1032.5 1037.9 DAY 11 4 8 5 21 13 7 6 20 14 28 2 2005 1029.3 1031.1 1025.7 1036.4 1021.4 1018.4 1012.8 1016.5 1018.2 1031.7 1030.1 1036.5 1036.5 DAY 9 16 26 5 18 8 8 29 7 23 23 30 1952-2005 1038.4 1039.4 1040.5 1036.4 1031.3 1023.7 1018.2 1020.5 1025.1 1035.9 1040.0 1042.4 1042.4 YEAR-DAY 96- 9 98-22 90-16 5- 5 3- 1 93-22 87-10 92-31 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 126 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** 995.5 987.7 988.9 991.2 986.2 986.2 988.4 992.0 996.1 994.8 993.1 ****** DAY ** 28 28 16 25 13 16 30 8 15 30 17 1967 992.9 993.6 989.1 985.2 988.8 987.1 990.1 989.4 989.8 995.0 993.0 986.4 985.2 DAY 15 23 5 21 27 22 4 20 17 11 22 22 1968 979.4 991.4 985.1 992.2 989.7 987.7 986.5 984.0 990.9 992.7 997.8 989.8 979.4 DAY 10 19 13 24 20 18 31 16 9 25 14 10 1969 992.7 992.0 985.2 976.6 987.3 985.1 986.0 988.2 988.5 988.2 993.6 988.5 976.6 DAY 19 13 19 17 14 28 14 14 9 29 7 13 1970 993.0 987.4 984.4 979.0 985.5 988.8 985.9 983.0 990.3 986.7 993.3 992.9 979.0 DAY 22 18 18 19 15 7 13 27 6 14 3 10 1971 993.5 976.5 990.1 980.8 988.8 983.2 982.6 987.4 990.1 991.2 990.8 988.9 976.5 DAY 13 27 27 14 11 21 4 16 6 8 18 7 1972 993.0 996.4 992.0 988.1 982.8 983.2 984.3 988.9 990.9 995.3 990.5 995.4 982.8 DAY 13 14 25 3 6 30 4 17 13 20 3 16 1973 986.6 980.7 985.3 980.2 984.3 986.3 984.2 986.1 992.8 993.6 990.7 988.7 980.2 DAY 31 22 3 8 28 15 28 9 9 31 1 17 1974 982.4 995.4 985.6 981.7 984.7 984.9 983.1 982.7 986.6 993.7 990.9 990.0 981.7 DAY 21 11 17 20 22 24 4 15 2 27 26 5 1975 993.6 985.1 983.3 987.9 991.1 983.1 981.2 982.7 984.5 986.3 994.9 989.4 981.2 DAY 8 10 27 27 1 23 5 10 9 9 28 27 1976 987.9 992.0 989.8 985.5 985.0 981.9 983.7 986.4 988.4 991.1 993.1 984.6 981.9 DAY 6 4 13 17 20 10 11 22 20 25 25 10 1977 994.5 990.8 990.5 980.8 991.5 987.2 985.2 983.4 992.5 989.2 992.0 989.9 980.8 DAY 19 24 3 24 4 22 27 16 11 17 11 5 1978 987.1 986.7 983.2 984.0 985.0 979.5 980.9 986.9 985.9 991.7 996.8 986.5 979.5 DAY 4 17 24 25 31 21 1 13 30 27 7 16 1979 988.5 986.8 987.5 986.0 991.1 987.4 983.0 986.9 990.6 991.4 984.3 991.2 983.0 DAY 4 8 25 19 14 23 6 13 5 24 29 1 1980 990.0 995.5 986.3 983.5 988.0 986.6 985.5 984.9 990.2 991.8 988.5 990.4 983.5 DAY 28 18 2 26 14 4 28 19 13 3 9 11 1981 990.4 993.4 983.5 979.0 989.5 984.5 986.2 987.9 989.4 995.0 986.2 988.6 979.0 DAY 31 1 13 30 1 15 10 28 17 15 5 18 1982 986.6 987.4 989.4 984.7 988.8 989.4 986.2 989.1 994.2 991.8 991.6 992.1 984.7 DAY 8 4 18 18 14 11 31 7 13 18 6 31 1983 989.0 988.8 990.3 991.0 987.5 988.8 984.3 985.4 992.6 992.4 992.0 990.9 984.3 DAY 24 17 5 17 4 7 19 11 7 4 12 11 1984 993.8 992.9 1004.1 1001.1 1002.7 1002.1 1002.9 1001.3 1008.2 1002.8 1008.8 1009.6 992.9 DAY 8 8 18 9 27 20 30 14 8 17 12 13 1985 1007.4 996.1 1005.6 1004.8 1004.6 996.6 1001.3 1003.9 1004.3 1007.4 1010.9 1004.3 996.1 DAY 2 5 23 9 20 20 19 5 14 20 26 18 1986 1009.7 1008.0 1015.1 1007.6 999.7 1000.9 1001.3 1003.6 1009.2 1008.7 1006.9 999.6 999.6 DAY 12 3 31 11 3 12 9 14 14 1 8 27 1987 1005.6 1003.5 997.1 997.8 1001.8 1003.4 1000.2 1002.5 1007.1 1011.8 1008.9 1005.3 997.1 DAY 2 10 19 19 23 18 6 18 5 2 6 23 1988 1008.9 1000.2 996.1 1005.4 1004.4 996.8 1003.3 1001.0 1004.8 1003.5 1007.1 1003.1 996.1 DAY 28 1 4 22 28 14 15 29 4 30 8 25 1989 1010.3 1014.8 1004.1 1009.9 1002.0 1002.7 999.9 999.8 1003.6 1005.1 1009.1 1009.4 999.8 DAY 1 27 26 28 6 10 31 1 1 1 18 10 1990 1011.0 999.8 1010.0 1003.9 998.0 1000.1 1000.0 1004.9 1001.5 1010.0 1007.1 1012.9 998.0 DAY 17 15 2 28 2 26 27 7 13 25 9 17 1991 1008.4 1011.4 1008.1 1003.5 1000.7 1001.6 994.5 1001.9 1004.9 1011.4 1013.8 1003.8 994.5 DAY 3 4 6 4 16 11 7 1 19 25 30 31 1992 1001.4 1006.4 999.6 1004.5 1001.6 1000.0 1000.7 1004.2 1006.9 1007.5 1005.5 1010.9 999.6 DAY 30 7 30 22 9 17 9 24 25 24 22 13 1993 1007.5 1011.6 1003.1 1002.7 1005.2 1001.6 1000.8 1001.5 1001.6 1010.2 1006.7 1012.7 1000.8 DAY 8 6 3 11 17 16 24 12 3 1 10 13 1994 1008.0 1006.3 1006.9 1005.3 1005.3 1001.6 1001.2 1001.4 1013.3 1010.0 1008.8 1002.1 1001.2 DAY 16 1 7 24 12 15 20 10 7 14 27 3 1995 1010.4 1007.3 1000.1 1000.6 1004.2 993.2 999.2 1001.4 1004.8 1005.6 1007.0 1012.6 993.2 DAY 11 8 25 19 2 29 15 22 4 3 11 26 1996 1007.4 1001.1 1005.7 999.7 1005.7 1003.2 1004.2 1002.6 998.0 1004.0 1016.3 1006.0 998.0 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1005.7 1013.0 1003.2 994.3 1003.4 1000.0 1000.6 1000.9 1000.7 1006.4 1010.4 1004.1 994.3 DAY 15 22 23 9 4 12 1 14 1 2 4 9 1998 1008.2 1004.3 1002.2 1003.8 1001.4 1005.8 996.0 1004.1 1004.5 1003.3 1008.7 1012.4 996.0 DAY 29 7 17 21 21 22 5 26 23 1 1 20 1999 1006.9 994.4 1003.7 1001.0 1005.7 996.6 1001.6 1002.8 1006.1 1010.2 1007.5 1009.4 994.4 DAY 9 20 20 13 13 24 21 6 12 28 24 15 2000 1000.0 1009.6 1008.0 1004.3 1003.0 1003.8 1003.6 999.3 1002.4 1013.3 1019.0 1010.4 999.3 DAY 20 6 18 21 26 5 7 3 7 10 12 19 2001 1014.5 1002.5 999.8 1000.9 998.8 996.4 1001.6 1001.3 1004.8 1004.9 1006.2 1008.4 996.4 DAY 10 20 24 12 8 17 9 30 4 6 17 19 2002 1009.3 1003.6 1000.3 1000.9 1003.4 999.3 999.1 1000.0 1007.4 1006.0 1008.5 1004.3 999.1 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1005.5 1006.8 1004.7 1002.4 1003.6 1003.7 1000.8 1004.1 1001.0 1004.4 1012.4 1006.8 1000.8 DAY 28 19 19 6 30 22 8 12 6 25 9 18 2004 1000.1 1004.0 1003.9 1001.5 997.6 1003.4 1005.6 998.6 1000.8 1006.3 997.1 1014.7 997.1 DAY 23 15 5 15 11 9 23 3 10 21 23 20 2005 1005.9 1005.7 1001.9 1006.4 1005.2 997.6 996.8 1002.3 1005.0 1005.3 1012.7 1005.4 996.8 DAY 24 28 9 15 5 20 5 7 11 20 5 16 1952-2005 979.4 976.5 983.2 976.6 982.8 979.5 980.9 982.7 984.5 986.3 984.3 984.6 976.5 YEAR-DAY 68-10 71-27 78-24 69-17 72- 6 78-21 78- 1 75-10 75- 9 75- 9 79-29 76-10 71-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 127 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 990.8 987.9 990.5 995.0 1000.3 1005.0 1003.6 ****** 1976 996.7 1004.4 1003.2 997.8 996.6 994.2 989.8 991.0 995.8 1000.4 1005.9 1003.8 998.3 1977 1005.8 1002.7 1002.9 995.1 996.9 990.7 990.0 992.3 997.7 1001.2 1001.2 1002.5 998.2 1978 1002.9 1003.0 998.9 994.3 996.7 993.2 992.8 993.0 994.3 1001.3 1006.0 998.4 997.9 1979 1003.4 999.8 999.8 998.0 998.9 995.8 991.3 993.1 998.4 999.8 1003.5 1000.5 998.5 1980 1002.8 1003.9 999.6 994.6 996.4 993.5 990.9 993.1 996.5 1000.9 1001.0 1001.2 997.9 1981 1000.0 1000.4 997.5 997.2 997.1 995.2 992.1 992.8 998.7 1002.5 999.8 1000.5 997.8 1982 1001.9 1002.4 1000.6 996.9 1000.5 995.5 990.8 993.6 998.6 1001.7 1005.9 1003.5 999.3 1983 1001.9 999.7 1001.4 998.4 995.2 994.9 990.1 991.9 996.7 1001.3 1001.7 1004.7 998.2 1984 1002.5 1009.3 1014.1 1011.3 1013.0 1009.9 1005.9 1006.9 1013.5 1018.4 1018.3 1025.4 1012.4 1985 1018.1 1011.4 1021.9 1012.0 1011.6 1007.1 1008.4 1010.3 1011.5 1017.9 1019.3 1018.9 1014.0 1986 1017.5 1017.5 1022.6 1016.6 1012.3 1007.3 1008.3 1010.1 1013.9 1018.5 1019.8 1018.7 1015.2 1987 1017.7 1018.6 1014.1 1016.0 1012.7 1009.2 1008.6 1008.4 1014.2 1022.8 1021.0 1017.1 1015.0 1988 1019.5 1019.0 1012.8 1015.4 1013.5 1005.7 1006.3 1008.5 1013.0 1017.5 1016.8 1015.4 1013.6 1989 1021.1 1023.4 1015.1 1016.7 1013.4 1008.6 1007.8 1007.4 1010.9 1016.2 1017.5 1017.9 1014.7 1990 1021.9 1017.9 1021.2 1013.4 1013.6 1007.6 1007.8 1009.7 1010.4 1017.6 1017.9 1020.6 1015.0 1991 1019.1 1021.0 1018.4 1014.4 1010.7 1009.7 1005.3 1007.8 1014.0 1017.1 1021.4 1016.7 1014.6 1992 1019.3 1015.3 1018.5 1014.6 1014.8 1007.9 1007.7 1012.5 1014.6 1016.3 1017.8 1018.9 1014.9 1993 1020.8 1021.5 1017.0 1013.4 1012.5 1009.5 1009.7 1009.9 1011.9 1022.0 1022.6 1022.2 1016.1 1994 1018.8 1021.0 1017.6 1015.4 1012.8 1009.5 1007.3 1008.4 1017.1 1019.9 1015.1 1020.9 1015.3 1995 1019.7 1019.6 1016.6 1012.3 1014.3 1008.2 1005.4 1006.9 1010.7 1018.9 1015.2 1021.3 1014.1 1996 1023.0 1018.8 1017.5 1016.3 1012.4 1010.9 1008.9 1008.5 1008.5 1016.4 1023.5 1018.2 1015.2 1997 1017.7 1020.1 1015.0 1011.1 1013.3 1007.4 1005.9 1007.0 1013.9 1014.3 1020.0 1017.8 1013.6 1998 1018.8 1020.0 1014.8 1012.8 1013.1 1009.9 1006.9 1008.8 1012.0 1018.0 1018.6 1021.6 1014.6 1999 1020.1 1014.0 1016.4 1015.5 1013.6 1008.8 1007.4 1006.6 1011.9 1015.3 1020.3 1021.1 1014.3 2000 1017.5 1018.6 1016.7 1011.0 1011.6 1009.5 1007.8 1007.7 1010.8 1019.1 1022.9 1019.1 1014.3 2001 1023.6 1016.8 1015.6 1013.3 1010.0 1008.5 1007.9 1008.5 1011.4 1017.2 1016.9 1018.3 1014.0 2002 1020.0 1018.5 1015.1 1012.9 1013.4 1008.9 1008.0 1006.9 1012.0 1014.9 1020.0 1020.7 1014.3 2003 1018.7 1016.3 1018.4 1016.7 1014.9 1010.4 1006.9 1009.7 1013.3 1013.4 1020.8 1021.2 1015.1 2004 1014.3 1016.1 1019.5 1014.7 1011.1 1009.7 1009.4 1006.7 1014.2 1018.9 1016.6 1020.4 1014.3 2005 1018.7 1019.2 1014.9 1016.4 1013.0 1009.5 1007.1 1008.6 1011.5 1017.6 1020.2 1020.5 1014.8 MEAN 1014.1 1013.7 1012.6 1009.5 1008.7 1004.4 1002.6 1003.8 1008.0 1012.8 1014.6 1014.6 1009.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 128 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 997.9 995.0 1001.4 1007.0 1011.2 1020.0 1015.1 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 1976 1010.3 1017.5 1014.3 1011.4 1004.3 1001.6 996.4 995.4 1004.6 1015.7 1015.7 1016.9 1017.5 DAY 8 20 8 2 3 13 22 11 28 31 11 18 1977 1016.1 1011.1 1019.1 1009.9 1002.4 998.5 995.3 999.1 1009.0 1015.0 1011.4 1021.7 1021.7 DAY 4 21 9 1 28 9 21 29 30 23 26 12 1978 1016.1 1019.5 1009.8 1006.9 1010.0 1006.6 1000.6 998.7 1005.3 1009.9 1013.7 1021.0 1021.0 DAY 13 5 18 11 2 7 7 28 26 10 2 23 1979 1017.6 1014.0 1016.0 1014.5 1007.6 1006.6 997.5 999.4 1005.6 1011.6 1014.0 1014.8 1017.6 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1016.5 1013.2 1010.5 1005.9 1008.8 1002.7 999.5 1004.6 1006.5 1009.0 1011.8 1011.0 1016.5 DAY 31 2 7 1 16 11 17 29 25 20 2 26 1981 1012.8 1011.2 1012.1 1006.4 1009.3 1003.7 996.8 998.0 1008.8 1011.9 1009.3 1009.3 1012.8 DAY 8 23 8 10 21 9 29 31 22 28 15 1 1982 1016.4 1014.7 1010.5 1009.7 1011.9 1002.1 998.6 1000.6 1006.1 1017.0 1012.4 1013.5 1017.0 DAY 20 11 4 3 9 6 7 15 20 24 10 9 1983 1019.2 1010.5 1014.5 1006.2 1003.5 1000.0 998.9 999.8 1004.4 1009.3 1020.2 1015.5 1020.2 DAY 7 22 14 21 18 30 1 31 27 28 25 3 1984 1008.2 1020.9 1027.9 1022.6 1020.8 1017.8 1014.0 1013.9 1019.6 1029.9 1035.0 1035.6 1035.6 DAY 10 18 9 3 12 15 3 30 30 21 30 18 1985 1028.6 1029.5 1037.7 1033.2 1020.4 1016.3 1013.8 1016.7 1020.9 1028.0 1030.1 1029.7 1037.7 DAY 23 23 5 16 11 9 15 24 21 31 19 14 1986 1031.1 1023.9 1034.0 1027.2 1023.5 1013.0 1014.0 1014.2 1019.5 1029.4 1031.8 1036.4 1036.4 DAY 23 12 2 4 17 2 1 24 29 14 15 10 1987 1034.5 1031.2 1027.9 1024.8 1021.1 1017.5 1017.4 1014.0 1023.9 1031.3 1039.0 1031.2 1039.0 DAY 20 6 22 20 13 5 10 5 23 28 29 1 1988 1031.1 1033.5 1024.5 1031.0 1025.7 1011.3 1013.0 1015.4 1022.3 1027.9 1029.5 1026.3 1033.5 DAY 2 6 24 8 4 27 26 21 30 16 5 21 1989 1033.7 1033.2 1022.8 1023.7 1021.3 1015.6 1014.3 1016.7 1024.3 1028.7 1027.4 1023.4 1033.7 DAY 21 3 12 30 20 1 9 18 22 23 21 27 1990 1031.7 1031.0 1040.2 1022.7 1024.0 1017.0 1013.3 1015.5 1017.8 1033.2 1031.3 1031.4 1040.2 DAY 25 7 16 3 15 4 31 29 16 15 13 28 1991 1028.3 1032.1 1027.5 1026.0 1021.3 1018.0 1015.1 1014.1 1022.3 1025.1 1027.5 1031.7 1032.1 DAY 10 11 11 28 4 17 11 27 26 12 15 16 1992 1031.1 1028.8 1030.6 1025.0 1028.7 1018.6 1016.7 1019.8 1023.9 1028.2 1030.7 1028.1 1031.1 DAY 8 15 11 30 2 6 12 30 29 15 3 2 1993 1035.1 1033.8 1028.4 1023.0 1025.4 1022.1 1015.5 1014.8 1022.7 1028.5 1032.7 1028.2 1035.1 DAY 6 9 15 23 8 22 27 24 22 7 21 8 1994 1031.7 1036.7 1025.7 1032.9 1022.1 1014.0 1012.4 1013.6 1021.4 1029.2 1023.7 1035.1 1036.7 DAY 9 17 22 4 17 3 1 7 23 24 9 21 1995 1033.7 1026.9 1029.5 1024.9 1020.3 1014.2 1010.3 1013.6 1022.9 1034.1 1027.8 1032.8 1034.1 DAY 6 17 2 6 27 23 23 19 21 17 15 9 1996 1037.4 1029.0 1025.5 1031.0 1020.9 1020.1 1017.3 1019.0 1021.0 1030.0 1035.1 1028.3 1037.4 DAY 9 26 15 4 1 11 3 29 30 1 15 1 1997 1032.0 1028.6 1032.1 1020.7 1022.0 1015.3 1013.2 1014.1 1023.1 1024.6 1034.7 1028.8 1034.7 DAY 23 8 10 11 15 3 19 21 14 31 7 17 1998 1028.6 1037.7 1025.2 1022.0 1024.9 1014.8 1014.9 1012.9 1020.0 1033.2 1028.4 1031.8 1037.7 DAY 22 22 3 6 2 16 20 18 11 9 20 2 1999 1037.7 1026.1 1029.0 1024.1 1021.2 1020.1 1012.4 1013.7 1020.6 1025.4 1033.2 1033.6 1037.7 DAY 1 11 18 22 8 16 18 19 23 25 30 24 2000 1030.8 1031.2 1029.5 1021.2 1023.6 1020.9 1013.4 1014.6 1018.3 1027.9 1034.3 1028.7 1034.3 DAY 14 29 26 1 4 12 30 8 25 15 16 9 2001 1033.1 1032.8 1030.9 1030.2 1020.8 1016.5 1011.5 1014.4 1022.7 1028.3 1027.1 1028.6 1033.1 DAY 26 9 10 1 18 10 15 5 19 26 19 21 2002 1029.3 1034.1 1033.7 1020.4 1023.7 1017.9 1015.3 1015.2 1018.4 1025.1 1028.7 1039.4 1039.4 DAY 25 18 6 11 16 24 1 30 29 22 16 2 2003 1028.8 1030.2 1031.6 1029.9 1029.2 1020.2 1015.6 1014.0 1024.0 1021.8 1031.9 1041.4 1041.4 DAY 18 28 1 30 1 6 3 3 22 15 22 11 2004 1023.9 1022.3 1037.1 1025.7 1020.4 1020.5 1015.5 1011.1 1021.2 1031.0 1025.3 1032.0 1037.1 DAY 11 4 8 5 21 5 6 6 19 14 28 2 2005 1028.0 1029.2 1024.5 1036.1 1020.7 1017.8 1012.2 1016.0 1017.9 1029.8 1029.3 1035.3 1036.1 DAY 7 16 25 5 11 8 8 29 6 23 23 30 1952-2005 1037.7 1037.7 1040.2 1036.1 1029.2 1022.1 1017.4 1019.8 1024.3 1034.1 1039.0 1041.4 1041.4 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 129 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 981.6 980.8 981.2 984.5 985.6 992.2 987.3 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 1976 982.8 991.1 987.7 986.6 989.5 981.6 983.1 985.2 989.5 989.6 992.6 986.1 981.6 DAY 6 4 13 17 20 10 12 30 7 25 25 10 1977 991.9 988.2 991.4 981.6 990.0 986.3 984.2 981.9 991.1 989.6 990.9 989.9 981.6 DAY 19 24 2 24 4 22 27 16 23 4 11 5 1978 986.5 986.8 980.7 983.5 987.5 980.5 982.4 985.4 985.2 990.2 993.5 987.7 980.5 DAY 4 21 24 24 31 30 1 13 30 27 7 15 1979 987.0 985.4 986.0 987.4 990.8 987.2 981.5 985.9 990.1 993.4 986.8 990.3 981.5 DAY 4 8 25 19 14 23 6 13 17 2 29 1 1980 987.0 996.6 982.0 983.7 987.1 986.1 985.4 985.4 989.0 988.5 989.8 988.8 982.0 DAY 28 17 18 3 22 4 28 19 6 3 9 11 1981 989.3 992.3 984.6 979.3 987.6 983.7 985.2 987.4 988.7 993.5 990.6 988.4 979.3 DAY 18 1 12 30 14 15 10 6 11 15 4 18 1982 984.5 992.9 988.0 983.7 989.4 988.4 985.4 988.4 992.9 993.0 990.4 991.2 983.7 DAY 8 3 18 18 14 11 31 3 23 17 6 31 1983 987.8 987.0 989.1 989.7 986.0 989.1 982.5 984.7 990.3 990.6 990.0 989.9 982.5 DAY 24 17 4 17 4 7 26 11 7 13 12 11 1984 992.2 993.3 1004.7 998.5 1001.1 999.5 1001.7 1000.2 1008.7 1001.8 1007.4 1007.4 992.2 DAY 8 7 1 9 27 20 25 14 7 17 12 13 1985 1006.7 994.5 1005.0 1004.0 1005.4 995.9 1000.3 1002.9 1004.3 1008.0 1009.7 995.2 994.5 DAY 18 5 23 14 30 20 19 22 6 20 26 18 1986 1008.1 1006.3 1013.5 1006.4 998.0 999.6 1000.4 1002.9 1007.9 1009.8 1004.5 996.2 996.2 DAY 19 3 9 11 3 12 9 14 14 22 8 27 1987 1004.3 1003.4 994.5 997.0 1001.3 1003.2 999.3 1001.5 1005.6 1011.3 1006.2 1005.7 994.5 DAY 2 25 19 19 23 18 6 18 5 2 6 23 1988 1006.9 997.3 994.1 1003.9 1002.6 997.4 1002.6 1000.4 1003.4 1004.5 1005.6 996.8 994.1 DAY 28 1 4 22 27 14 8 28 8 30 8 25 1989 1008.7 1012.9 1002.3 1009.2 1001.0 1001.2 999.1 999.2 1002.3 1004.2 1007.2 1007.8 999.1 DAY 1 27 26 17 6 10 31 1 1 1 24 10 1990 1009.4 996.7 1010.4 1002.6 996.9 997.6 999.4 1004.3 1000.0 1007.3 1004.8 1011.3 996.7 DAY 17 15 2 21 2 26 27 6 13 31 9 17 1991 1006.3 1010.7 1005.8 1003.0 996.9 1000.2 993.0 1000.4 1004.8 1010.0 1010.0 1002.1 993.0 DAY 3 16 13 4 16 10 7 10 19 24 30 31 1992 1003.4 1005.6 999.4 1003.3 1002.6 1000.4 1001.1 1003.4 1008.0 1006.2 1003.9 1008.8 999.4 DAY 30 7 30 22 9 17 9 24 17 24 22 14 1993 1006.2 1009.6 1002.8 1003.6 1003.8 1000.8 1000.1 1001.5 1001.6 1012.0 1007.3 1013.6 1000.1 DAY 28 6 5 11 17 16 24 12 3 28 10 13 1994 1005.8 1009.8 1006.1 1002.9 1004.5 999.7 1000.6 1001.0 1011.6 1008.4 1006.4 1000.4 999.7 DAY 29 11 6 30 12 15 19 10 7 14 25 3 1995 1008.1 1008.6 998.1 999.7 1005.9 991.7 997.1 999.9 1003.6 1003.3 1005.3 1011.5 991.7 DAY 11 8 25 19 2 29 15 22 4 3 10 26 1996 1009.0 1000.1 1006.2 1001.0 1004.7 1002.5 1003.4 1001.3 996.8 1001.1 1014.7 1004.0 996.8 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1005.3 1011.4 1001.8 993.3 1001.8 1000.4 1000.1 999.7 1000.1 1004.2 1008.8 1003.6 993.3 DAY 15 22 23 9 3 12 10 12 1 2 4 9 1998 1006.3 1001.9 997.4 1003.2 999.4 1004.5 994.5 1003.1 1003.1 1002.9 1008.9 1009.3 994.5 DAY 29 13 29 21 21 22 5 26 23 1 18 20 1999 1005.5 992.7 1002.9 999.1 1003.9 994.1 1000.3 1001.9 1005.0 1008.5 1006.5 1008.2 992.7 DAY 8 20 20 13 17 24 21 28 12 10 24 15 2000 1001.8 1008.0 1007.2 1003.9 1001.7 1003.2 1001.6 1000.2 1002.5 1012.6 1016.3 1009.2 1000.2 DAY 19 6 18 29 26 5 7 3 7 10 12 19 2001 1012.3 1000.4 999.5 1004.1 998.6 994.9 1001.3 999.8 1003.2 1004.8 1003.0 1005.9 994.9 DAY 10 20 24 25 8 17 9 30 4 6 17 19 2002 1007.9 1001.8 1000.0 1001.7 1002.6 997.8 997.9 998.3 1006.4 1004.4 1006.6 1004.9 997.8 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1004.9 1005.4 1003.6 1002.1 1002.9 1002.9 999.8 1004.1 1000.4 1002.8 1009.4 1005.9 999.8 DAY 28 18 20 26 30 17 8 12 6 28 9 18 2004 999.5 1002.8 1002.4 1002.3 995.9 1002.4 1006.0 996.7 1001.5 1005.3 1003.1 1013.0 995.9 DAY 23 14 5 22 11 9 23 3 10 21 17 14 2005 1005.0 1004.9 1002.3 1004.9 1004.9 997.5 995.3 1001.8 1003.5 1005.0 1011.7 1003.1 995.3 DAY 22 20 9 15 3 20 5 7 11 19 21 16 1952-2005 982.8 985.4 980.7 979.3 986.0 980.5 980.8 981.2 984.5 985.6 986.8 986.1 979.3 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 130 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 992.1 989.2 991.8 996.3 1001.6 1006.3 1004.9 ****** 1976 998.0 1005.6 1004.4 999.1 997.9 995.5 991.0 992.3 997.0 1001.7 1007.2 1005.1 999.6 1977 1007.1 1004.0 1004.1 996.4 998.1 992.0 991.3 993.6 999.0 1002.5 1002.4 1003.8 999.5 1978 1004.2 1004.3 1000.2 995.6 998.0 994.5 994.0 994.3 995.6 1002.6 1007.3 999.7 999.2 1979 1004.7 1001.1 1001.1 999.2 1000.2 997.1 992.6 994.4 999.7 1001.1 1004.8 1001.8 999.8 1980 1004.1 1005.2 1000.9 995.9 997.6 994.8 992.2 994.4 997.7 1002.1 1002.2 1002.4 999.1 1981 1001.3 1001.7 998.8 998.5 998.4 996.5 993.4 994.1 999.9 1003.8 1001.1 1001.8 999.1 1982 1003.2 1003.7 1001.9 998.1 1001.8 996.7 992.1 994.9 999.9 1002.9 1007.2 1004.8 1000.6 1983 1003.2 1001.0 1002.7 999.7 996.5 996.2 991.4 993.2 998.0 1002.6 1002.9 1005.9 999.4 1984 1003.8 1010.6 1015.4 1012.6 1014.3 1011.2 1007.2 1008.2 1014.8 1019.7 1019.6 1026.8 1013.7 1985 1019.4 1012.7 1023.2 1013.3 1012.9 1008.4 1009.7 1011.6 1012.7 1019.2 1020.6 1020.2 1015.3 1986 1018.8 1018.8 1023.9 1017.9 1013.5 1008.6 1009.6 1011.4 1015.1 1019.8 1021.1 1020.0 1016.5 1987 1019.0 1019.9 1015.3 1017.3 1014.0 1010.5 1009.9 1009.6 1015.5 1024.1 1022.3 1018.4 1016.3 1988 1020.8 1020.3 1014.1 1016.7 1014.7 1007.0 1007.6 1009.7 1014.3 1018.8 1018.1 1016.7 1014.9 1989 1022.4 1024.8 1016.4 1018.0 1014.7 1009.9 1009.1 1008.7 1012.2 1017.5 1018.8 1019.2 1016.0 1990 1023.2 1019.2 1022.5 1014.6 1014.9 1008.9 1009.1 1011.0 1011.7 1018.9 1019.2 1021.9 1016.3 1991 1020.4 1022.3 1019.7 1015.7 1012.0 1010.9 1006.6 1009.1 1015.3 1018.4 1022.7 1018.0 1015.9 1992 1020.6 1016.6 1019.8 1015.9 1016.1 1009.2 1009.0 1013.8 1015.9 1017.6 1019.2 1020.2 1016.1 1993 1022.1 1022.8 1018.3 1014.7 1013.8 1010.8 1010.9 1011.2 1013.2 1023.3 1023.9 1023.5 1017.4 1994 1020.1 1022.3 1018.9 1016.7 1014.1 1010.8 1008.6 1009.6 1018.4 1021.2 1016.4 1022.2 1016.6 1995 1021.0 1020.9 1017.9 1013.6 1015.6 1009.5 1006.7 1008.2 1012.0 1020.2 1016.5 1022.6 1015.4 1996 1024.3 1020.1 1018.8 1017.6 1013.7 1012.2 1010.2 1009.8 1009.8 1017.7 1024.8 1019.5 1016.5 1997 1019.0 1021.4 1016.3 1012.4 1014.6 1008.7 1007.2 1008.3 1015.2 1015.6 1021.3 1019.1 1014.9 1998 1020.1 1021.3 1016.1 1014.1 1014.4 1011.2 1008.2 1010.1 1013.3 1019.3 1019.9 1022.9 1015.9 1999 1021.4 1015.3 1017.7 1016.8 1014.9 1010.1 1008.7 1007.9 1013.2 1016.6 1021.6 1022.5 1015.6 2000 1018.8 1019.9 1018.0 1012.3 1012.9 1010.8 1009.0 1009.0 1012.1 1020.4 1024.2 1020.4 1015.6 2001 1024.9 1018.1 1016.9 1014.6 1011.3 1009.8 1009.2 1009.8 1012.7 1018.5 1018.2 1019.6 1015.3 2002 1021.3 1019.8 1016.4 1014.2 1014.6 1010.2 1009.3 1008.2 1013.3 1016.2 1021.3 1022.0 1015.6 2003 1020.0 1017.6 1019.7 1018.0 1016.2 1011.7 1008.1 1011.0 1014.6 1014.7 1022.1 1022.5 1016.4 2004 1015.6 1017.4 1020.8 1016.0 1012.4 1011.0 1010.7 1008.0 1015.5 1020.2 1017.9 1021.7 1015.6 2005 1020.0 1020.5 1016.2 1017.7 1014.3 1010.8 1008.3 1009.9 1012.8 1018.9 1021.5 1021.8 1016.1 MEAN 1015.4 1015.0 1013.9 1010.8 1010.0 1005.7 1003.9 1005.1 1009.2 1014.1 1015.9 1015.9 1011.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 131 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 999.2 996.3 1002.7 1008.3 1012.5 1021.3 1016.4 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 1976 1011.6 1018.8 1015.6 1012.7 1005.6 1002.9 997.7 996.7 1005.9 1017.0 1017.0 1018.2 1018.8 DAY 8 20 8 2 3 13 22 11 28 31 11 18 1977 1017.4 1012.4 1020.4 1011.2 1003.7 999.8 996.6 1000.4 1010.3 1016.3 1012.7 1023.0 1023.0 DAY 4 21 9 1 28 9 21 29 30 23 26 12 1978 1017.4 1020.8 1011.1 1008.2 1011.3 1007.9 1001.9 1000.0 1006.6 1011.2 1015.0 1022.3 1022.3 DAY 13 5 18 11 2 7 7 28 26 10 2 23 1979 1018.9 1015.3 1017.3 1015.8 1008.9 1007.9 998.8 1000.7 1006.9 1012.9 1015.3 1016.1 1018.9 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1017.8 1014.5 1011.8 1007.2 1010.1 1004.0 1000.8 1005.9 1007.8 1010.3 1013.1 1012.3 1017.8 DAY 31 2 7 1 16 11 17 29 25 20 2 26 1981 1014.1 1012.5 1013.4 1007.7 1010.6 1005.0 998.1 999.3 1010.1 1013.2 1010.6 1010.6 1014.1 DAY 8 23 8 10 21 9 29 31 22 28 15 1 1982 1017.7 1016.0 1011.8 1011.0 1013.2 1003.4 999.9 1001.9 1007.4 1018.3 1013.7 1014.8 1018.3 DAY 20 11 4 3 9 6 7 15 20 24 10 9 1983 1020.5 1011.8 1015.8 1007.5 1004.8 1001.3 1000.2 1001.1 1005.7 1010.6 1021.5 1016.8 1021.5 DAY 7 22 14 21 18 30 1 31 27 28 25 3 1984 1009.5 1022.2 1029.2 1023.9 1022.1 1019.1 1015.3 1015.2 1020.9 1031.2 1036.3 1036.9 1036.9 DAY 10 18 9 3 12 15 3 30 30 21 30 18 1985 1029.9 1030.8 1039.0 1034.5 1021.7 1017.6 1015.1 1018.0 1022.2 1029.3 1031.4 1031.0 1039.0 DAY 23 23 5 16 11 9 15 24 21 31 19 14 1986 1032.4 1025.2 1035.3 1028.5 1024.8 1014.3 1015.3 1015.5 1020.8 1030.7 1033.1 1037.7 1037.7 DAY 23 12 2 4 17 2 1 24 29 14 15 10 1987 1035.8 1032.5 1029.2 1026.1 1022.4 1018.8 1018.7 1015.3 1025.2 1032.6 1040.3 1032.5 1040.3 DAY 20 6 22 20 13 5 10 5 23 28 29 1 1988 1032.4 1034.8 1025.8 1032.3 1027.0 1012.6 1014.3 1016.7 1023.6 1029.2 1030.8 1027.6 1034.8 DAY 2 6 24 8 4 27 26 21 30 16 5 21 1989 1035.0 1034.5 1024.1 1025.0 1022.6 1016.9 1015.6 1018.0 1025.6 1030.0 1028.7 1024.7 1035.0 DAY 21 3 12 30 20 1 9 18 22 23 21 27 1990 1033.0 1032.3 1041.5 1024.0 1025.3 1018.3 1014.6 1016.8 1019.1 1034.5 1032.6 1032.7 1041.5 DAY 25 7 16 3 15 4 31 29 16 15 13 28 1991 1029.6 1033.4 1028.8 1027.3 1022.6 1019.3 1016.4 1015.4 1023.6 1026.4 1028.8 1033.0 1033.4 DAY 10 11 11 28 4 17 11 27 26 12 15 16 1992 1032.4 1030.1 1031.9 1026.3 1030.0 1019.9 1018.0 1021.1 1025.2 1029.5 1032.0 1029.4 1032.4 DAY 8 15 11 30 2 6 12 30 29 15 3 2 1993 1036.4 1035.1 1029.7 1024.3 1026.7 1023.4 1016.8 1016.1 1024.0 1029.8 1034.0 1029.5 1036.4 DAY 6 9 15 23 8 22 27 24 22 7 21 8 1994 1033.0 1038.0 1027.0 1034.2 1023.4 1015.3 1013.7 1014.9 1022.7 1030.5 1025.0 1036.4 1038.0 DAY 9 17 22 4 17 3 1 7 23 24 9 21 1995 1035.0 1028.2 1030.8 1026.2 1021.6 1015.5 1011.6 1014.9 1024.2 1035.4 1029.1 1034.1 1035.4 DAY 6 17 2 6 27 23 23 19 21 17 15 9 1996 1038.7 1030.3 1026.8 1032.3 1022.2 1021.4 1018.6 1020.3 1022.3 1031.3 1036.4 1029.6 1038.7 DAY 9 26 15 4 1 11 3 29 30 1 15 1 1997 1033.3 1029.9 1033.4 1022.0 1023.3 1016.6 1014.5 1015.4 1024.4 1025.9 1036.0 1030.1 1036.0 DAY 23 8 10 11 15 3 19 21 14 31 7 17 1998 1029.9 1039.0 1026.5 1023.3 1026.2 1016.1 1016.2 1014.2 1021.3 1034.5 1029.7 1033.1 1039.0 DAY 22 22 3 6 2 16 20 18 11 9 20 2 1999 1039.0 1027.4 1030.3 1025.4 1022.5 1021.4 1013.7 1015.0 1021.9 1026.7 1034.5 1034.9 1039.0 DAY 1 11 18 22 8 16 18 19 23 25 30 24 2000 1032.1 1032.5 1030.8 1022.5 1024.9 1022.2 1014.7 1015.9 1019.6 1029.2 1035.6 1030.0 1035.6 DAY 14 29 26 1 4 12 30 8 25 15 16 9 2001 1034.4 1034.1 1032.2 1031.5 1022.1 1017.8 1012.8 1015.7 1024.0 1029.6 1028.4 1029.9 1034.4 DAY 26 9 10 1 18 10 15 5 19 26 19 21 2002 1030.6 1035.4 1035.0 1021.7 1025.0 1019.2 1016.6 1016.5 1019.7 1026.4 1030.0 1040.7 1040.7 DAY 25 18 6 11 16 24 1 30 29 22 16 2 2003 1030.1 1031.5 1032.9 1031.2 1030.5 1021.5 1016.9 1015.3 1025.3 1023.1 1033.2 1042.7 1042.7 DAY 18 28 1 30 1 6 3 3 22 15 22 11 2004 1025.2 1023.6 1038.4 1027.0 1021.7 1021.8 1016.8 1012.4 1022.5 1032.3 1026.6 1033.3 1038.4 DAY 11 4 8 5 21 5 6 6 19 14 28 2 2005 1029.3 1030.5 1025.8 1037.4 1022.0 1019.1 1013.5 1017.3 1019.2 1031.1 1030.6 1036.6 1037.4 DAY 7 16 25 5 11 8 8 29 6 23 23 30 1952-2005 1039.0 1039.0 1041.5 1037.4 1030.5 1023.4 1018.7 1021.1 1025.6 1035.4 1040.3 1042.7 1042.7 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 132 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 982.9 982.1 982.5 985.8 986.9 993.5 988.6 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 1976 984.1 992.4 989.0 987.9 990.8 982.9 984.4 986.5 990.8 990.9 993.9 987.4 982.9 DAY 6 4 13 17 20 10 12 30 7 25 25 10 1977 993.2 989.5 992.7 982.9 991.3 987.6 985.5 983.2 992.4 990.9 992.2 991.2 982.9 DAY 19 24 2 24 4 22 27 16 23 4 11 5 1978 987.8 988.1 982.0 984.8 988.8 981.8 983.7 986.7 986.5 991.5 994.8 989.0 981.8 DAY 4 21 24 24 31 30 1 13 30 27 7 15 1979 988.3 986.7 987.3 988.7 992.1 988.5 982.8 987.2 991.4 994.7 988.1 991.6 982.8 DAY 4 8 25 19 14 23 6 13 17 2 29 1 1980 988.3 997.9 983.3 985.0 988.4 987.4 986.7 986.7 990.3 989.8 991.1 990.1 983.3 DAY 28 17 18 3 22 4 28 19 6 3 9 11 1981 990.6 993.6 985.9 980.6 988.9 985.0 986.5 988.7 990.0 994.8 991.9 989.7 980.6 DAY 18 1 12 30 14 15 10 6 11 15 4 18 1982 985.8 994.2 989.3 985.0 990.7 989.7 986.7 989.7 994.2 994.3 991.7 992.5 985.0 DAY 8 3 18 18 14 11 31 3 23 17 6 31 1983 989.1 988.3 990.4 991.0 987.3 990.4 983.8 986.0 991.6 991.9 991.3 991.2 983.8 DAY 24 17 4 17 4 7 26 11 7 13 12 11 1984 993.5 994.6 1006.0 999.8 1002.4 1000.8 1003.0 1001.5 1010.0 1003.1 1008.7 1008.7 993.5 DAY 8 7 1 9 27 20 25 14 7 17 12 13 1985 1008.0 995.8 1006.3 1005.3 1006.7 997.2 1001.6 1004.2 1005.6 1009.3 1011.0 996.5 995.8 DAY 18 5 23 14 30 20 19 22 6 20 26 18 1986 1009.4 1007.6 1014.8 1007.7 999.3 1000.9 1001.7 1004.2 1009.2 1011.1 1005.8 997.5 997.5 DAY 19 3 9 11 3 12 9 14 14 22 8 27 1987 1005.6 1004.7 995.8 998.3 1002.6 1004.5 1000.6 1002.8 1006.9 1012.6 1007.5 1007.0 995.8 DAY 2 25 19 19 23 18 6 18 5 2 6 23 1988 1008.2 998.6 995.4 1005.2 1003.9 998.7 1003.9 1001.7 1004.7 1005.8 1006.9 998.1 995.4 DAY 28 1 4 22 27 14 8 28 8 30 8 25 1989 1010.0 1014.2 1003.6 1010.5 1002.3 1002.5 1000.4 1000.5 1003.6 1005.5 1008.5 1009.1 1000.4 DAY 1 27 26 17 6 10 31 1 1 1 24 10 1990 1010.7 998.0 1011.7 1003.9 998.2 998.9 1000.7 1005.6 1001.3 1008.6 1006.1 1012.6 998.0 DAY 17 15 2 21 2 26 27 6 13 31 9 17 1991 1007.6 1012.0 1007.1 1004.3 998.2 1001.5 994.3 1001.7 1006.1 1011.3 1011.3 1003.4 994.3 DAY 3 16 13 4 16 10 7 10 19 24 30 31 1992 1004.7 1006.9 1000.7 1004.6 1003.9 1001.7 1002.4 1004.7 1009.3 1007.5 1005.2 1010.1 1000.7 DAY 30 7 30 22 9 17 9 24 17 24 22 14 1993 1007.5 1010.9 1004.1 1004.9 1005.1 1002.1 1001.4 1002.8 1002.9 1013.3 1008.6 1014.9 1001.4 DAY 28 6 5 11 17 16 24 12 3 28 10 13 1994 1007.1 1011.1 1007.4 1004.2 1005.8 1001.0 1001.9 1002.3 1012.9 1009.7 1007.7 1001.7 1001.0 DAY 29 11 6 30 12 15 19 10 7 14 25 3 1995 1009.4 1009.9 999.4 1001.0 1007.2 993.0 998.4 1001.2 1004.9 1004.6 1006.6 1012.8 993.0 DAY 11 8 25 19 2 29 15 22 4 3 10 26 1996 1010.3 1001.4 1007.5 1002.3 1006.0 1003.8 1004.7 1002.6 998.1 1002.4 1016.0 1005.3 998.1 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1006.6 1012.7 1003.1 994.6 1003.1 1001.7 1001.4 1001.0 1001.4 1005.5 1010.1 1004.9 994.6 DAY 15 22 23 9 3 12 10 12 1 2 4 9 1998 1007.6 1003.2 998.7 1004.5 1000.7 1005.8 995.8 1004.4 1004.4 1004.2 1010.2 1010.6 995.8 DAY 29 13 29 21 21 22 5 26 23 1 18 20 1999 1006.8 994.0 1004.2 1000.4 1005.2 995.4 1001.6 1003.2 1006.3 1009.8 1007.8 1009.5 994.0 DAY 8 20 20 13 17 24 21 28 12 10 24 15 2000 1003.1 1009.3 1008.5 1005.2 1003.0 1004.5 1002.9 1001.5 1003.8 1013.9 1017.6 1010.5 1001.5 DAY 19 6 18 29 26 5 7 3 7 10 12 19 2001 1013.6 1001.7 1000.8 1005.4 999.9 996.2 1002.6 1001.1 1004.5 1006.1 1004.3 1007.2 996.2 DAY 10 20 24 25 8 17 9 30 4 6 17 19 2002 1009.2 1003.1 1001.3 1003.0 1003.9 999.1 999.2 999.6 1007.7 1005.7 1007.9 1006.2 999.1 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1006.2 1006.7 1004.9 1003.4 1004.2 1004.2 1001.1 1005.4 1001.7 1004.1 1010.7 1007.2 1001.1 DAY 28 18 20 26 30 17 8 12 6 28 9 18 2004 1000.8 1004.1 1003.7 1003.6 997.2 1003.7 1007.3 998.0 1002.8 1006.6 1004.4 1014.3 997.2 DAY 23 14 5 22 11 9 23 3 10 21 17 14 2005 1006.3 1006.2 1003.6 1006.2 1006.2 998.8 996.6 1003.1 1004.8 1006.3 1013.0 1004.4 996.6 DAY 22 20 9 15 3 20 5 7 11 19 21 16 1952-2005 984.1 986.7 982.0 980.6 987.3 981.8 982.1 982.5 985.8 986.9 988.1 987.4 980.6 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 133 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 1005.3 1002.0 1004.3 1009.0 1014.7 1019.7 1018.5 ****** 1976 1011.5 1019.4 1017.9 1012.3 1010.8 1008.2 1003.4 1004.7 1009.8 1014.9 1020.6 1018.2 1012.6 1977 1020.8 1017.5 1017.5 1009.8 1011.1 1004.5 1003.8 1006.2 1011.9 1015.9 1015.7 1017.1 1012.6 1978 1017.7 1017.9 1013.5 1008.7 1011.0 1007.3 1006.7 1006.9 1008.2 1015.5 1020.7 1013.0 1012.2 1979 1018.3 1014.5 1014.4 1012.3 1013.2 1009.9 1005.2 1006.8 1012.5 1013.9 1018.1 1015.1 1012.8 1980 1017.6 1018.9 1014.3 1008.9 1010.5 1007.4 1004.5 1006.8 1010.5 1015.3 1015.5 1015.8 1012.2 1981 1014.5 1015.1 1012.0 1011.6 1011.4 1009.2 1005.9 1006.5 1012.7 1016.8 1014.2 1015.1 1012.1 1982 1016.2 1017.2 1015.3 1010.5 1014.8 1009.5 1004.7 1007.5 1012.9 1016.2 1020.5 1018.4 1013.7 1983 1016.7 1014.4 1016.1 1012.7 1009.3 1009.1 1003.8 1005.7 1010.4 1015.5 1016.1 1019.4 1012.4 1984 1017.4 1024.5 1015.7 1008.8 1011.4 1011.6 1007.5 1008.5 1015.1 1020.1 1019.9 1027.1 1015.6 1985 1019.8 1013.1 1023.6 1013.6 1013.4 1008.8 1010.0 1011.9 1013.1 1019.6 1021.0 1020.6 1015.7 1986 1019.2 1019.1 1024.2 1018.3 1013.9 1008.9 1009.9 1011.6 1015.5 1020.1 1021.5 1020.4 1016.9 1987 1019.4 1020.2 1015.7 1017.7 1014.3 1010.8 1010.2 1010.0 1015.8 1024.4 1022.7 1018.7 1016.7 1988 1021.2 1020.7 1014.4 1017.1 1015.1 1007.3 1008.0 1010.1 1014.7 1019.2 1018.4 1017.1 1015.3 1989 1022.8 1025.0 1016.7 1018.4 1015.0 1010.2 1009.4 1009.0 1012.5 1017.9 1019.1 1019.6 1016.3 1990 1023.6 1019.5 1022.9 1015.0 1015.2 1009.3 1009.4 1011.3 1012.0 1019.2 1019.6 1022.3 1016.6 1991 1020.8 1022.7 1020.1 1016.0 1012.2 1011.3 1006.9 1009.4 1015.6 1018.8 1023.0 1018.3 1016.3 1992 1021.0 1016.9 1020.1 1016.2 1016.5 1009.4 1009.3 1014.1 1016.3 1018.0 1019.5 1020.6 1016.5 1993 1022.5 1023.2 1018.7 1015.1 1014.2 1011.1 1011.3 1011.5 1013.5 1023.6 1024.3 1023.9 1017.7 1994 1020.5 1022.7 1019.2 1017.1 1014.5 1011.1 1008.9 1010.0 1018.8 1021.6 1016.7 1022.6 1017.0 1995 1021.3 1021.2 1018.3 1013.9 1016.0 1009.8 1007.0 1008.5 1012.4 1020.5 1016.9 1023.0 1015.7 1996 1024.7 1020.5 1019.2 1017.9 1014.0 1012.5 1010.5 1010.1 1010.1 1018.0 1025.2 1019.8 1016.9 1997 1019.3 1021.8 1016.7 1012.7 1014.9 1009.0 1007.5 1008.6 1015.5 1016.0 1021.7 1019.5 1015.3 1998 1020.5 1021.6 1016.5 1014.4 1014.8 1011.5 1008.5 1010.4 1013.6 1019.6 1020.2 1023.3 1016.3 1999 1021.8 1015.8 1018.1 1017.3 1015.3 1010.4 1009.0 1008.2 1013.5 1016.9 1021.9 1022.8 1015.9 2000 1019.2 1020.2 1018.3 1012.6 1013.2 1011.1 1009.4 1009.3 1012.4 1020.8 1024.5 1020.8 1016.0 2001 1025.3 1018.4 1017.2 1014.9 1011.6 1010.1 1009.5 1010.1 1013.0 1018.8 1018.5 1019.9 1015.6 2002 1021.6 1020.1 1016.7 1014.5 1015.0 1010.5 1009.5 1008.4 1013.5 1016.4 1021.6 1022.3 1015.8 2003 1020.3 1017.9 1020.1 1018.3 1016.5 1012.0 1008.4 1011.2 1014.8 1014.9 1022.4 1022.9 1016.6 2004 1015.9 1017.7 1021.2 1016.3 1012.7 1011.2 1010.9 1008.2 1015.7 1020.5 1018.2 1022.0 1015.9 2005 1020.3 1020.9 1016.5 1018.0 1014.6 1011.0 1008.6 1010.1 1013.1 1019.1 1021.8 1022.1 1016.3 MEAN 1019.7 1019.3 1017.7 1014.4 1013.5 1009.7 1007.7 1008.9 1013.2 1018.2 1020.0 1020.0 1015.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 134 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 1012.2 1008.9 1015.1 1019.2 1025.7 1035.3 1030.3 ****** DAY ** ** ** ** ** 16 15 17 18 19 14 3 1976 1025.0 1032.5 1029.2 1026.0 1018.5 1016.3 1010.1 1009.8 1019.1 1031.1 1031.1 1032.1 1032.5 DAY 8 20 8 2 1 13 4 11 28 31 11 18 1977 1030.4 1026.0 1034.1 1024.7 1016.4 1013.1 1009.0 1013.2 1023.5 1034.4 1025.7 1037.2 1037.2 DAY 4 21 9 1 21 9 31 29 30 23 26 12 1978 1031.2 1035.3 1025.0 1021.8 1024.8 1021.5 1015.0 1013.1 1019.4 1024.4 1028.1 1036.2 1036.2 DAY 13 5 18 11 2 7 7 20 26 10 2 23 1979 1033.2 1028.4 1031.2 1029.8 1022.5 1021.4 1011.9 1013.2 1020.5 1025.3 1028.8 1029.3 1033.2 DAY 17 18 4 27 24 10 20 29 20 8 10 21 1980 1031.4 1027.3 1026.1 1020.8 1023.6 1017.2 1013.9 1019.2 1021.3 1023.7 1026.6 1025.9 1031.4 DAY 31 2 7 1 16 11 17 29 25 20 2 26 1981 1027.7 1026.2 1026.9 1020.7 1024.6 1018.2 1010.9 1011.8 1023.5 1026.4 1023.8 1023.7 1027.7 DAY 8 23 8 10 21 9 23 31 22 28 15 1 1982 1031.3 1029.4 1026.0 1024.3 1026.6 1016.1 1013.0 1015.0 1020.4 1031.9 1027.0 1029.2 1031.9 DAY 20 11 4 3 9 2 7 15 19 24 10 9 1983 1034.2 1026.1 1029.9 1020.7 1018.2 1015.0 1013.0 1014.0 1016.6 1023.7 1035.1 1030.4 1035.1 DAY 7 22 14 21 18 5 1 31 28 28 25 3 1984 1023.1 1036.3 1026.3 1021.2 1019.9 1019.5 1015.6 1015.5 1021.3 1031.6 1036.8 1037.4 1037.4 DAY 10 18 9 3 17 15 3 30 30 21 30 18 1985 1030.3 1031.2 1039.5 1034.9 1022.1 1018.0 1015.4 1018.3 1022.6 1029.7 1031.8 1031.4 1039.5 DAY 23 23 5 16 11 9 15 24 21 31 19 14 1986 1032.8 1025.6 1035.7 1028.9 1025.2 1014.6 1015.6 1015.8 1021.2 1031.1 1033.5 1038.1 1038.1 DAY 23 12 2 4 17 2 1 24 29 14 15 10 1987 1036.2 1032.9 1029.6 1026.5 1022.8 1019.2 1019.1 1015.6 1025.6 1033.0 1040.8 1032.9 1040.8 DAY 20 6 22 20 13 5 10 5 23 28 29 1 1988 1032.8 1035.2 1026.2 1032.7 1027.4 1012.9 1014.6 1017.0 1024.0 1029.6 1031.2 1028.0 1035.2 DAY 2 6 24 8 4 27 26 21 30 16 5 21 1989 1035.4 1034.9 1024.5 1025.4 1023.0 1017.3 1015.9 1018.4 1026.0 1030.4 1029.1 1025.1 1035.4 DAY 21 3 12 30 20 1 9 18 22 23 21 27 1990 1033.4 1032.7 1041.9 1024.4 1025.7 1019.2 1014.9 1017.1 1019.5 1034.9 1033.0 1033.1 1041.9 DAY 25 7 16 3 15 6 31 29 16 15 13 28 1991 1030.0 1033.8 1029.2 1027.7 1022.3 1019.7 1016.8 1015.7 1024.0 1026.8 1029.2 1033.4 1033.8 DAY 10 11 11 28 24 17 11 27 26 12 15 16 1992 1032.8 1030.5 1032.3 1026.7 1030.4 1020.3 1018.4 1021.5 1025.6 1029.9 1032.4 1029.8 1032.8 DAY 8 15 11 30 2 6 12 30 29 15 3 2 1993 1036.8 1035.5 1030.1 1024.7 1027.1 1023.8 1017.2 1016.4 1024.4 1030.2 1034.4 1029.9 1036.8 DAY 6 9 15 23 8 22 27 24 22 7 21 8 1994 1033.4 1038.4 1027.4 1034.6 1023.8 1015.6 1014.0 1015.2 1023.1 1030.9 1025.4 1036.8 1038.4 DAY 9 17 22 4 17 3 1 7 23 24 9 21 1995 1033.4 1028.6 1031.2 1026.6 1022.0 1015.8 1011.9 1015.2 1024.6 1035.8 1029.5 1034.5 1035.8 DAY 6 17 2 6 27 23 23 19 21 17 15 9 1996 1039.1 1030.7 1027.2 1032.7 1022.6 1021.8 1019.0 1020.7 1022.7 1031.7 1036.8 1030.0 1039.1 DAY 9 26 15 4 1 11 3 29 30 1 15 1 1997 1033.7 1030.3 1033.8 1022.3 1023.7 1016.9 1014.8 1015.7 1024.8 1026.3 1036.4 1030.5 1036.4 DAY 23 8 10 11 15 3 19 21 14 31 7 17 1998 1030.3 1039.4 1026.9 1023.7 1026.6 1016.4 1016.5 1014.5 1021.7 1034.9 1030.1 1033.5 1039.4 DAY 22 22 3 6 2 16 20 18 11 9 20 2 1999 1039.4 1027.9 1030.7 1027.9 1022.9 1021.8 1014.0 1015.3 1022.3 1027.1 1034.9 1035.3 1039.4 DAY 1 14 18 21 8 16 18 19 23 25 30 24 2000 1032.5 1032.9 1031.2 1022.9 1025.3 1022.6 1015.0 1016.2 1020.0 1029.6 1036.0 1030.4 1036.0 DAY 14 29 26 1 4 12 30 8 25 15 16 9 2001 1034.8 1034.5 1032.6 1031.9 1022.5 1018.2 1013.1 1016.0 1024.4 1030.0 1028.7 1030.2 1034.8 DAY 26 9 10 1 18 10 15 5 19 26 19 21 2002 1030.9 1035.7 1035.3 1022.0 1025.3 1019.5 1016.9 1016.8 1020.0 1026.7 1030.3 1041.1 1041.1 DAY 25 18 6 11 16 24 1 30 29 22 16 2 2003 1030.4 1031.9 1033.3 1031.5 1030.8 1021.8 1017.2 1015.5 1025.5 1023.4 1033.5 1043.1 1043.1 DAY 18 28 1 30 1 6 3 3 22 15 22 11 2004 1025.5 1024.0 1038.7 1027.4 1022.0 1022.0 1017.0 1012.6 1022.7 1032.7 1027.0 1033.7 1038.7 DAY 11 4 8 5 21 5 6 6 19 14 28 2 2005 1029.7 1030.8 1026.1 1037.8 1022.3 1019.4 1013.7 1017.6 1019.5 1031.5 1030.9 1037.0 1037.8 DAY 7 16 25 5 11 8 8 29 6 23 23 30 1952-2005 1039.4 1039.4 1041.9 1037.8 1030.8 1023.8 1019.1 1021.5 1026.0 1035.8 1040.8 1043.1 1043.1 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 135 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 995.4 994.4 994.2 998.6 999.8 1006.4 1001.3 ****** DAY ** ** ** ** ** 23 1 10 6 9 28 22 1976 996.2 1005.6 1002.7 1001.0 1003.7 995.4 996.5 998.6 1003.7 1004.0 1007.1 1000.2 995.4 DAY 6 4 13 17 21 10 11 30 3 25 25 10 1977 1006.7 1002.7 1004.9 995.7 1003.9 999.7 997.5 997.5 1004.7 1003.9 1005.0 1004.0 995.7 DAY 19 24 2 24 4 22 27 26 25 4 11 5 1978 1001.4 1001.1 994.5 997.9 1002.0 994.5 995.5 998.6 998.7 1003.8 1008.4 1001.2 994.5 DAY 20 17 24 9 29 30 1 13 30 27 7 15 1979 1001.0 998.9 1000.1 1001.0 1004.8 1000.7 995.5 999.6 1003.5 1006.9 1001.2 1004.7 995.5 DAY 4 8 25 19 14 23 6 13 17 2 29 1 1980 1001.2 1011.6 996.3 998.1 1000.6 999.4 998.4 998.5 1002.8 1002.7 1004.0 1003.3 996.3 DAY 28 17 18 3 22 4 28 19 6 3 9 11 1981 1003.0 1006.4 998.9 992.9 1001.9 997.5 998.7 1000.6 1002.6 1007.9 1004.9 1002.3 992.9 DAY 18 1 11 30 12 15 10 6 17 15 4 18 1982 999.2 1007.4 1002.3 978.0 1002.9 1001.8 998.7 1001.7 1006.8 1007.1 1004.1 1005.3 978.0 DAY 8 4 18 18 14 11 31 3 10 17 6 31 1983 1002.6 1001.4 1003.3 1003.8 999.7 1002.7 995.6 998.5 1004.2 1004.7 1004.1 1004.0 995.6 DAY 24 17 4 17 4 7 26 11 7 13 12 11 1984 1006.6 1008.1 1003.2 996.9 1000.7 1001.1 1003.3 1001.8 1010.3 1003.4 1009.0 1009.1 996.9 DAY 8 7 24 9 27 20 25 14 7 17 12 13 1985 1008.4 996.1 1006.7 1005.6 1007.0 997.5 1001.9 1004.5 1005.9 1009.6 1011.3 996.8 996.1 DAY 18 5 23 14 30 20 19 22 6 20 26 18 1986 1009.7 1007.9 1015.2 1008.0 999.7 1001.2 1002.0 1004.5 1009.5 1011.4 1006.1 996.2 996.2 DAY 19 3 9 11 3 12 9 14 14 22 8 27 1987 1005.9 1005.1 996.2 998.8 1002.9 1004.9 1001.0 1003.1 1007.2 1012.9 1007.8 1007.3 996.2 DAY 2 25 19 19 23 18 6 18 5 2 6 23 1988 1008.6 999.0 995.8 1005.6 1004.3 999.0 1004.2 1002.0 1005.0 1006.1 1007.2 998.4 995.8 DAY 28 1 4 22 27 14 8 28 8 30 8 25 1989 1010.3 1014.6 1003.9 1010.8 1002.6 1002.8 1000.7 1000.8 1003.9 1005.8 1008.8 1009.4 1000.7 DAY 1 27 26 17 6 10 31 1 1 1 24 10 1990 1011.0 998.3 1012.0 1004.2 998.5 999.2 1001.0 1005.9 1001.6 1008.9 1006.4 1012.9 998.3 DAY 17 15 2 21 2 26 27 6 13 31 9 17 1991 1007.9 1012.3 1007.4 1004.6 998.5 1001.8 994.7 1002.0 1006.4 1011.6 1011.6 1003.7 994.7 DAY 3 16 13 4 16 10 7 10 19 24 30 31 1992 1005.0 1007.2 1001.0 1004.9 1004.2 1002.0 1002.7 1005.0 1009.6 1007.8 1005.5 1010.4 1001.0 DAY 30 7 30 22 9 17 9 24 17 24 22 14 1993 1007.8 1011.2 1004.4 1005.2 1005.4 1002.4 1001.7 1003.1 1003.2 1013.7 1008.9 1015.2 1001.7 DAY 28 6 5 11 17 16 24 12 3 26 10 13 1994 1007.4 1011.4 1007.7 1004.5 1006.1 1001.3 1002.2 1002.6 1013.2 1010.0 1008.0 1002.0 1001.3 DAY 29 11 6 30 12 15 19 10 7 14 25 3 1995 1009.8 1010.2 999.7 1001.3 1007.5 993.3 998.7 1001.5 1005.2 1004.9 1006.9 1013.1 993.3 DAY 11 8 25 19 2 29 15 22 4 3 10 26 1996 1010.6 1001.7 1007.8 1002.6 1006.3 1004.1 1005.0 1002.9 998.4 1002.7 1016.3 1005.6 998.4 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1006.9 1013.0 1003.4 994.9 1003.4 1002.0 1001.7 1001.3 1001.7 1005.8 1010.4 1005.2 994.9 DAY 15 22 23 9 3 12 10 12 1 2 4 9 1998 1007.9 1003.5 999.0 1004.8 1001.0 1006.1 996.1 1004.7 1004.2 1004.5 1010.5 1010.9 996.1 DAY 29 13 29 21 21 22 5 26 23 1 18 20 1999 1007.1 994.3 1004.5 1000.7 1005.5 995.7 1001.9 1003.5 1006.6 1010.1 1008.1 1009.8 994.3 DAY 8 20 20 13 17 24 21 28 12 10 24 15 2000 1003.4 1009.6 1008.8 1005.5 1003.3 1004.8 1003.2 1001.8 1004.1 1014.2 1018.0 1010.8 1001.8 DAY 19 6 18 29 26 5 7 3 7 10 12 19 2001 1013.9 1002.0 1001.1 1005.7 1000.2 996.5 1002.9 1001.4 1004.8 1006.4 1004.6 1007.5 996.5 DAY 10 20 24 25 8 17 9 30 4 6 17 19 2002 1009.5 1003.4 1001.6 1003.3 1004.2 999.4 999.5 999.8 1008.0 1005.9 1008.2 1006.5 999.4 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1006.5 1007.1 1005.2 1003.6 1004.4 1004.4 1001.3 1005.5 1001.8 1004.3 1011.0 1007.5 1001.3 DAY 28 3 20 26 30 17 8 12 6 28 9 18 2004 1001.1 1004.4 1003.9 1003.8 997.4 1003.9 1007.5 998.2 1003.0 1006.9 1004.7 1014.6 997.4 DAY 23 14 5 22 11 9 23 3 10 21 17 14 2005 1006.6 1006.5 1003.8 1006.5 1006.4 999.0 996.8 1003.3 1005.0 1006.6 1013.3 1004.7 996.8 DAY 22 20 9 15 3 20 5 7 11 19 21 16 1952-2005 996.2 994.3 994.5 978.0 997.4 993.3 994.4 994.2 998.4 999.8 1001.2 996.2 978.0 YEAR-DAY 76- 6 99-20 78-24 82-18 4-11 95-29 75- 1 75-10 96- 8 75- 9 79-29 86-27 82-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 136 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** 992.3 989.4 992.0 996.5 1001.8 1006.6 1005.2 ****** 1976 998.3 1006.0 1004.8 999.4 998.1 995.7 991.3 992.5 997.3 1002.0 1007.5 1005.4 999.9 1977 1007.5 1004.3 1004.4 996.6 998.4 992.2 991.5 993.8 999.2 1002.8 1002.7 1004.1 999.8 1978 1004.5 1004.6 1000.5 995.8 998.3 994.7 994.3 994.5 995.8 1002.8 1007.6 1000.0 999.5 1979 1005.0 1001.4 1001.4 999.5 1000.5 997.3 992.8 994.6 999.9 1001.3 1005.1 1002.1 1000.1 1980 1004.4 1005.6 1001.2 996.2 997.9 995.0 992.4 994.6 998.0 1002.4 1002.5 1002.8 999.4 1981 1001.6 1002.0 999.1 998.8 998.6 996.7 993.6 994.3 1000.2 1004.0 1001.3 1002.1 999.4 1982 1003.5 1004.0 1001.8 998.6 1002.4 997.0 992.3 995.1 1000.2 1002.9 1007.5 1005.0 1000.9 1983 1003.7 1001.3 1003.0 999.9 996.7 996.4 991.6 993.4 998.3 1002.8 1003.2 1006.3 999.7 1984 1004.1 1011.0 1015.7 1012.9 1014.5 1011.2 1007.4 1008.4 1015.0 1020.0 1019.9 1027.1 1013.9 1985 1019.7 1013.1 1023.5 1013.6 1013.1 1008.6 1009.9 1011.8 1013.0 1019.5 1020.9 1020.6 1015.6 1986 1019.1 1019.1 1024.2 1018.2 1013.8 1008.8 1009.8 1011.6 1015.4 1020.0 1021.4 1020.4 1016.8 1987 1019.4 1020.0 1015.7 1017.6 1014.3 1010.8 1010.1 1009.9 1015.7 1024.5 1022.6 1018.7 1016.6 1988 1021.2 1020.7 1014.4 1017.0 1015.0 1007.2 1007.8 1010.0 1014.6 1019.0 1018.4 1017.1 1015.2 1989 1022.8 1025.1 1016.7 1018.3 1014.9 1010.1 1009.3 1008.9 1012.4 1017.8 1019.1 1019.6 1016.2 1990 1023.5 1019.5 1022.8 1014.9 1015.2 1009.1 1009.3 1011.3 1011.9 1019.2 1019.5 1022.3 1016.5 1991 1020.8 1022.7 1020.1 1016.0 1012.2 1011.2 1006.8 1009.3 1015.6 1018.7 1023.0 1018.3 1016.2 1992 1021.0 1016.9 1020.1 1016.2 1016.4 1009.4 1009.2 1014.0 1016.1 1017.9 1019.5 1020.6 1016.4 1993 1022.5 1023.2 1018.7 1015.0 1014.1 1011.1 1011.2 1011.4 1013.4 1023.5 1024.2 1023.8 1017.7 1994 1020.5 1022.7 1019.2 1017.0 1014.4 1011.0 1008.9 1009.9 1018.6 1021.5 1016.7 1022.6 1016.9 1995 1021.4 1021.2 1018.2 1013.9 1015.9 1009.7 1006.9 1008.4 1012.3 1020.4 1016.8 1022.9 1015.7 1996 1024.6 1020.4 1019.2 1017.9 1013.9 1012.5 1010.4 1010.0 1010.0 1017.9 1025.1 1019.8 1016.8 1997 1019.3 1021.8 1016.7 1012.7 1014.8 1008.9 1007.5 1008.5 1015.4 1015.9 1021.6 1019.4 1015.2 1998 1020.4 1021.6 1016.5 1014.4 1014.7 1011.4 1008.4 1010.3 1013.5 1019.6 1020.2 1023.2 1016.2 1999 1021.8 1015.6 1018.1 1017.1 1015.2 1010.4 1008.9 1008.1 1013.4 1016.8 1021.9 1022.8 1015.8 2000 1019.1 1020.2 1018.3 1012.6 1013.2 1011.1 1009.3 1009.2 1012.3 1020.7 1024.5 1020.7 1015.9 2001 1025.3 1018.4 1017.2 1014.9 1011.6 1010.0 1009.4 1010.0 1013.0 1018.8 1018.5 1020.0 1015.6 2002 1021.6 1020.1 1016.7 1014.5 1014.9 1010.4 1009.5 1008.4 1013.5 1016.4 1021.6 1022.4 1015.8 2003 1020.3 1017.9 1020.1 1018.3 1016.5 1012.0 1008.4 1011.2 1014.8 1015.0 1022.4 1022.9 1016.6 2004 1015.9 1017.7 1021.1 1016.3 1012.7 1011.2 1010.9 1008.2 1015.7 1020.5 1018.2 1022.0 1015.9 2005 1020.3 1020.9 1016.5 1018.0 1014.6 1011.0 1008.6 1010.1 1013.1 1019.1 1021.8 1022.1 1016.3 MEAN 1015.8 1015.3 1014.2 1011.1 1010.2 1006.0 1004.1 1005.3 1009.5 1014.4 1016.2 1016.2 1011.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 137 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 999.4 996.5 1002.9 1008.5 1012.8 1021.7 1016.8 ****** DAY ** ** ** ** ** 17 13 17 18 23 14 4 1976 1011.9 1019.2 1016.0 1013.0 1005.9 1003.1 997.9 996.9 1006.1 1017.3 1017.3 1018.5 1019.2 DAY 8 20 8 2 3 13 22 11 28 31 11 18 1977 1017.8 1012.7 1020.7 1011.5 1003.9 1000.0 996.8 1000.6 1010.6 1016.6 1013.0 1023.4 1023.4 DAY 4 21 9 1 28 9 21 29 30 23 26 12 1978 1017.8 1021.2 1011.4 1008.5 1011.6 1008.2 1002.1 1000.2 1006.9 1011.5 1015.4 1022.7 1022.7 DAY 13 5 18 11 2 7 7 28 26 10 2 23 1979 1019.3 1015.7 1017.7 1016.1 1009.2 1008.1 999.0 1000.9 1007.2 1013.2 1015.6 1016.5 1019.3 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1018.2 1014.9 1012.2 1007.5 1010.4 1004.2 1001.0 1006.1 1008.0 1010.6 1013.4 1012.6 1018.2 DAY 31 2 7 1 16 11 17 29 25 20 2 26 1981 1014.4 1012.9 1013.7 1008.0 1010.9 1005.2 998.3 999.5 1010.4 1013.5 1010.9 1010.9 1014.4 DAY 8 23 8 10 21 9 29 31 22 28 15 1 1982 1018.1 1016.4 1012.1 1011.3 1013.5 1003.6 1000.1 1002.1 1007.6 1018.6 1014.0 1015.2 1018.6 DAY 20 11 4 3 9 6 7 15 20 24 10 9 1983 1020.9 1012.2 1016.1 1007.8 1005.0 1001.5 1000.4 1001.3 1006.0 1010.9 1021.8 1017.1 1021.8 DAY 7 22 14 21 18 30 1 31 27 28 25 3 1984 1009.8 1022.6 1029.5 1024.2 1022.4 1019.4 1015.5 1015.4 1021.2 1031.5 1036.7 1037.3 1037.3 DAY 10 18 9 3 12 15 3 30 30 21 30 18 1985 1030.3 1031.2 1039.4 1034.9 1022.0 1017.8 1015.3 1018.2 1022.5 1029.6 1031.7 1031.4 1039.4 DAY 23 23 5 16 11 9 15 24 21 31 19 14 1986 1032.8 1025.6 1035.7 1028.8 1025.1 1014.5 1015.5 1015.7 1021.1 1031.0 1033.5 1038.1 1038.1 DAY 23 12 2 4 17 2 1 24 29 14 15 10 1987 1036.2 1032.9 1029.6 1026.4 1022.7 1019.1 1019.0 1015.5 1025.5 1032.9 1040.7 1032.9 1040.7 DAY 20 6 22 20 13 5 10 5 23 28 29 1 1988 1032.8 1035.2 1026.1 1032.7 1027.3 1012.8 1014.5 1016.9 1023.9 1029.5 1031.1 1028.0 1035.2 DAY 2 6 24 8 4 27 26 21 30 16 5 21 1989 1035.4 1034.9 1024.4 1025.3 1022.9 1017.2 1015.8 1018.2 1025.9 1030.3 1029.0 1025.0 1035.4 DAY 21 3 12 30 20 1 9 18 22 23 21 27 1990 1033.4 1032.7 1041.9 1024.3 1025.6 1018.5 1014.8 1017.0 1019.3 1034.8 1032.9 1033.1 1041.9 DAY 25 7 16 3 15 4 31 29 16 15 13 28 1991 1030.0 1033.8 1029.2 1027.6 1022.9 1019.5 1016.6 1015.6 1023.9 1026.7 1029.1 1033.4 1033.8 DAY 10 11 11 28 4 17 11 27 26 12 15 16 1992 1032.8 1030.5 1032.3 1026.6 1030.3 1020.2 1018.3 1021.4 1025.5 1029.8 1032.3 1029.7 1032.8 DAY 8 15 11 30 2 6 12 30 29 15 3 2 1993 1036.8 1035.5 1030.1 1024.6 1027.0 1023.7 1017.0 1016.3 1024.3 1030.1 1034.4 1029.9 1036.8 DAY 6 9 15 23 8 22 27 24 22 7 25 8 1994 1033.4 1038.4 1027.3 1034.6 1023.7 1015.6 1013.9 1015.1 1023.0 1030.8 1025.3 1036.8 1038.4 DAY 9 17 22 4 17 3 1 7 23 24 9 21 1995 1035.4 1028.5 1031.2 1026.5 1021.8 1015.8 1011.8 1015.1 1024.5 1035.8 1029.4 1034.5 1035.8 DAY 6 17 2 6 27 23 23 19 21 17 15 9 1996 1039.1 1030.7 1027.1 1032.6 1022.5 1021.7 1018.8 1020.5 1022.6 1031.6 1036.7 1030.0 1039.1 DAY 9 26 15 4 1 11 3 29 30 1 15 1 1997 1033.7 1030.3 1033.8 1022.3 1023.6 1016.9 1014.7 1015.6 1024.7 1026.2 1036.3 1030.5 1036.3 DAY 23 8 10 11 15 3 19 21 14 31 7 17 1998 1030.3 1039.4 1026.9 1023.6 1026.5 1016.3 1016.4 1014.4 1021.6 1034.8 1030.0 1033.5 1039.4 DAY 22 22 3 6 2 16 20 18 11 9 20 2 1999 1039.4 1027.7 1030.7 1025.7 1022.8 1021.7 1013.9 1015.2 1022.2 1027.0 1034.9 1035.3 1039.4 DAY 1 11 18 22 8 16 18 19 23 25 30 24 2000 1032.5 1032.9 1031.1 1022.8 1025.2 1022.5 1014.9 1016.1 1019.9 1029.5 1036.0 1030.3 1036.0 DAY 14 29 26 1 4 12 30 8 25 15 16 9 2001 1034.8 1034.5 1032.6 1031.8 1022.4 1018.1 1013.0 1015.9 1024.3 1029.9 1028.8 1030.3 1034.8 DAY 26 9 10 1 18 10 15 5 19 26 19 21 2002 1031.0 1035.8 1035.4 1022.0 1025.3 1019.4 1016.8 1016.7 1019.9 1026.7 1030.3 1041.1 1041.1 DAY 25 18 6 11 16 24 1 30 29 22 16 2 2003 1030.5 1031.9 1033.3 1031.5 1030.8 1021.8 1017.1 1015.5 1025.6 1023.4 1033.6 1043.1 1043.1 DAY 18 28 1 30 1 6 3 3 22 15 22 11 2004 1025.5 1023.9 1038.8 1027.3 1022.0 1022.0 1017.0 1012.6 1022.8 1032.6 1027.0 1033.7 1038.8 DAY 11 4 8 5 21 5 6 6 19 14 28 2 2005 1029.6 1030.9 1026.2 1037.8 1022.3 1019.4 1013.7 1017.5 1019.5 1031.4 1030.9 1037.0 1037.8 DAY 7 16 25 5 11 8 8 29 6 23 23 30 1952-2005 1039.4 1039.4 1041.9 1037.8 1030.8 1023.7 1019.0 1021.4 1025.9 1035.8 1040.7 1043.1 1043.1 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-22 87-10 92-30 89-22 95-17 87-29 3-11 3-11 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 138 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** 983.1 982.3 982.7 986.0 987.1 993.8 988.9 ****** DAY ** ** ** ** ** 23 1 10 9 9 28 22 1976 984.3 992.7 989.3 988.1 991.0 983.1 984.6 986.7 991.0 991.1 994.1 987.6 983.1 DAY 6 4 13 17 20 10 12 30 7 25 25 10 1977 993.5 989.8 992.9 983.1 991.5 987.8 985.7 983.4 992.6 991.1 992.4 991.4 983.1 DAY 19 24 2 24 4 22 27 16 25 4 11 5 1978 988.1 988.4 982.2 985.0 989.0 982.0 983.9 986.9 986.7 991.7 995.1 989.3 982.0 DAY 4 21 24 24 31 30 1 13 30 27 7 15 1979 988.5 986.9 987.5 988.9 992.3 988.7 983.0 987.4 991.6 994.9 988.3 991.9 983.0 DAY 4 8 25 19 14 23 6 13 17 2 29 1 1980 988.6 998.2 983.6 985.2 988.6 987.6 986.8 986.9 990.5 990.0 991.3 990.4 983.6 DAY 28 17 18 3 22 4 28 19 6 3 9 11 1981 990.8 993.9 986.2 980.8 989.1 985.2 986.7 988.9 990.2 995.0 992.1 989.9 980.8 DAY 18 1 12 30 14 15 10 6 11 15 4 18 1982 986.1 994.5 989.6 985.2 992.9 989.9 986.9 989.9 994.4 994.5 991.9 992.8 985.2 DAY 8 3 18 18 31 11 31 3 23 17 6 31 1983 989.4 988.6 990.7 991.2 987.5 990.6 984.0 986.2 991.8 992.1 991.5 991.4 984.0 DAY 24 17 4 17 4 7 26 11 7 13 12 11 1984 993.8 994.9 1006.3 1000.1 1002.6 1001.0 1003.2 1001.7 1010.2 1003.3 1009.0 1009.0 993.8 DAY 8 7 1 9 27 20 25 14 7 17 12 13 1985 1008.4 996.1 1006.6 1005.6 1006.9 997.4 1001.8 1004.4 1005.8 1009.6 1011.3 996.8 996.1 DAY 18 5 23 14 30 20 19 22 6 20 26 18 1986 1009.7 1007.9 1015.1 1008.0 999.5 1001.1 1001.9 1004.4 1009.4 1011.3 1006.1 997.8 997.8 DAY 19 3 9 11 3 12 9 14 14 22 8 27 1987 1005.9 1005.0 996.1 998.6 1002.8 1004.7 1000.8 1003.0 1007.1 1012.8 1007.8 1007.3 996.1 DAY 2 25 19 19 23 18 6 18 5 2 6 23 1988 1008.5 998.9 995.7 1005.4 1004.1 998.9 1004.1 1001.9 1004.9 1006.1 1007.1 998.4 995.7 DAY 28 1 4 22 27 14 8 28 8 30 8 25 1989 1010.3 1014.5 1003.9 1010.7 1002.5 1002.7 1000.6 1000.7 1003.8 1005.7 1008.8 1009.4 1000.6 DAY 1 27 26 17 6 10 31 1 1 1 24 10 1990 1011.0 998.3 1012.0 1004.2 998.4 999.1 1000.9 1005.8 1001.5 1008.9 1006.4 1012.9 998.3 DAY 17 15 2 21 2 26 27 7 13 31 9 17 1991 1007.9 1012.3 1007.4 1004.6 998.4 1001.7 994.5 1001.9 1006.3 1011.6 1011.6 1003.7 994.5 DAY 3 16 13 4 16 10 7 10 19 24 30 31 1992 1005.0 1007.2 1001.0 1004.9 1004.1 1001.9 1002.6 1004.9 1009.5 1007.7 1005.5 1010.4 1001.0 DAY 30 7 30 22 9 17 9 24 17 24 22 14 1993 1007.8 1011.2 1004.4 1005.1 1005.3 1002.3 1001.6 1003.0 1003.1 1013.6 1008.9 1015.2 1001.6 DAY 28 6 5 11 17 16 24 12 3 28 10 13 1994 1007.4 1011.5 1007.7 1004.5 1006.0 1001.2 1002.1 1002.5 1013.1 1010.0 1008.0 1002.0 1001.2 DAY 29 11 6 30 12 15 30 10 7 14 25 3 1995 1009.7 1010.2 999.7 1001.2 1007.4 993.2 998.6 1001.4 1005.1 1004.8 1006.8 1013.1 993.2 DAY 11 8 25 19 2 29 15 22 4 3 10 26 1996 1010.6 1001.6 1007.8 1002.6 1006.2 1004.0 1004.9 1002.8 998.3 1002.7 1016.3 1005.6 998.3 DAY 6 9 2 18 15 29 24 7 8 26 1 24 1997 1006.9 1013.0 1003.4 994.8 1003.3 1001.9 1001.6 1001.2 1001.6 1005.7 1010.4 1005.2 994.8 DAY 15 22 23 9 3 12 10 12 1 2 4 9 1998 1007.9 1003.5 999.0 1004.7 1000.9 1006.0 996.0 1004.6 1004.6 1004.4 1010.5 1010.9 996.0 DAY 29 13 29 21 21 22 5 26 23 1 18 20 1999 1007.1 994.2 1004.5 1000.6 1005.4 995.6 1001.8 1003.4 1006.5 1010.0 1008.1 1009.8 994.2 DAY 8 20 20 13 17 24 21 28 12 10 24 15 2000 1003.4 1009.6 1008.8 1005.4 1003.2 1004.7 1003.1 1001.7 1004.0 1014.1 1017.9 1010.8 1001.7 DAY 19 6 18 29 26 5 7 3 7 10 12 19 2001 1013.9 1002.0 1001.0 1005.6 1000.1 996.4 1002.8 1001.3 1004.7 1006.3 1004.6 1007.5 996.4 DAY 10 20 24 25 8 17 9 30 4 6 17 19 2002 1009.5 1003.4 1001.5 1003.2 1004.1 999.3 999.4 999.8 1007.9 1005.9 1008.2 1006.5 999.3 DAY 7 26 26 7 28 18 24 15 17 21 10 21 2003 1006.5 1007.0 1005.2 1003.6 1004.4 1004.4 1001.3 1005.6 1001.9 1004.3 1011.0 1007.5 1001.3 DAY 28 18 20 26 30 17 8 12 6 28 9 18 2004 1001.1 1004.4 1003.9 1003.8 997.4 1003.9 1007.5 998.2 1003.0 1006.8 1004.6 1014.6 997.4 DAY 23 14 5 22 11 9 23 3 10 21 17 14 2005 1006.6 1006.5 1003.8 1006.4 1006.5 999.0 996.8 1003.3 1005.0 1006.5 1013.3 1004.7 996.8 DAY 22 20 9 15 3 20 5 7 11 19 21 16 1952-2005 984.3 986.9 982.2 980.8 987.5 982.0 982.3 982.7 986.0 987.1 988.3 987.6 980.8 YEAR-DAY 76- 6 79- 8 78-24 81-30 83- 4 78-30 75- 1 75-10 75- 9 75- 9 79-29 76-10 81-30 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 139 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1003.0 999.2 999.5 998.1 998.4 995.7 991.3 992.8 998.1 999.3 1003.3 1000.3 998.3 1980 1002.6 1003.3 999.4 994.2 995.9 993.0 990.8 992.8 996.3 1000.6 1000.8 1000.6 997.5 1981 999.4 999.8 997.1 ****** ****** ****** ****** ****** ****** ****** ****** 1000.0 ****** 1982 1001.8 1002.3 1000.2 996.4 999.8 ****** ****** ****** 998.5 1001.4 1004.8 ****** ****** 1983 1001.6 999.4 ****** 998.3 994.8 994.6 989.8 991.8 996.4 1001.2 1001.2 1004.4 ****** 1984 1002.3 1009.0 1013.7 1011.4 1012.5 1009.9 1006.0 1007.1 1013.3 1018.0 1018.2 1025.0 1012.2 1985 1017.8 1011.0 1021.3 1011.2 1011.5 1007.1 1008.5 1010.0 1011.2 1017.2 1019.0 1018.6 1013.7 1986 1017.3 1017.1 1022.1 1016.1 1011.6 1007.2 1008.2 1009.8 1013.3 1017.9 1019.3 1018.6 1014.9 1987 1017.5 1018.2 1013.9 1015.2 1012.7 1008.8 1008.1 1008.0 1013.7 1022.3 1020.9 1016.7 1014.7 1988 1018.9 1018.5 1012.8 1014.6 1013.1 1005.3 1006.1 1008.2 1012.5 1017.0 1016.2 1014.7 1013.2 1989 1020.8 1023.0 1014.6 1016.4 1013.1 1008.4 1007.5 1007.3 1010.6 1016.1 1017.2 1017.7 1014.4 1990 1021.5 1017.4 1020.6 1012.6 1013.4 1007.5 1007.6 1009.8 1010.2 1016.9 1017.5 1020.0 1014.6 1991 1018.6 1020.6 1018.0 1013.8 1009.9 1009.1 1004.9 1007.6 1013.6 1016.7 1020.8 1016.2 1014.1 1992 1018.9 1015.0 1017.8 1014.1 1014.2 1007.5 1007.5 1012.3 1014.3 1015.7 1017.4 1018.2 1014.4 1993 1020.3 1021.2 1017.0 1013.0 1011.4 1008.7 1009.6 1009.8 1011.8 1021.5 1022.0 1021.8 1015.7 1994 1018.1 1020.8 1016.9 1014.9 1012.2 1009.1 1007.3 1008.3 1016.6 1019.3 1014.4 1020.7 1014.9 1995 1019.4 1019.1 1016.2 1011.6 1014.0 1007.8 1005.4 1006.8 1010.3 1018.3 1015.1 1021.0 1013.7 1996 1022.5 1018.7 1016.7 1015.9 1011.9 1010.5 1008.8 1008.3 1008.3 1015.8 1023.3 1017.8 1014.9 1997 1017.7 1019.6 1014.3 1010.8 1012.7 1007.0 1005.8 1006.8 1013.6 1013.7 1019.5 1017.5 1013.3 1998 1018.3 1019.6 1014.4 1012.4 1012.5 1009.6 1006.6 1008.5 1011.6 1017.3 1018.3 1021.4 1014.2 1999 1019.6 1013.7 1016.0 1015.1 1013.1 1008.4 1007.1 1006.2 1011.5 1014.8 1019.7 1020.7 1013.8 2000 1017.3 1018.3 1016.1 1010.3 1011.1 1009.4 1007.4 1007.3 1010.8 1018.9 1022.4 1018.6 1014.0 2001 1023.2 1016.7 1015.1 1012.9 1009.7 1008.3 1007.8 1008.1 1011.1 1016.9 1016.4 1017.8 1013.7 2002 1019.6 1017.6 1014.5 1012.7 1012.8 1008.7 1007.7 1006.8 1011.6 1014.5 1019.6 1020.2 1013.9 2003 1018.2 1015.6 1017.7 1016.0 1014.5 1010.2 1006.6 1009.4 1012.8 1013.0 1020.3 1020.7 1014.6 2004 1013.9 1015.6 1019.0 1014.3 1010.3 1009.3 1009.1 1006.4 1013.9 1018.5 1016.2 1020.0 1013.9 2005 1018.1 1018.8 1014.5 1016.0 1012.6 1009.3 1006.9 1008.5 1011.4 1017.1 1019.8 1019.9 1014.4 MEAN 1015.1 1014.4 1013.8 1011.1 1010.0 1006.8 1005.3 1006.3 1009.9 1014.6 1016.3 1016.5 1011.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 140 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1018.0 1012.2 1014.5 1014.0 1007.0 1005.4 997.4 999.4 1005.5 1011.0 1014.0 1015.0 1018.0 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1016.1 1012.1 1009.0 1005.0 1008.0 1002.0 1000.0 1004.7 1007.0 1007.5 1011.4 1011.1 1016.1 DAY 31 1 7 1 16 10 17 29 25 20 2 26 1981 1011.8 1010.3 1010.9 ****** ****** ****** ****** ****** ****** ****** ****** 1008.8 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 1982 1018.2 1014.6 1011.1 1010.7 1011.9 ****** ****** ****** 1005.0 1016.5 1012.9 ****** ****** DAY 20 10 4 3 9 ** ** ** 20 24 10 ** 1983 1018.2 1010.7 ****** 1005.8 1003.9 1000.2 997.7 1000.2 1003.6 1008.4 1022.3 1015.3 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 1984 1007.8 1020.0 1027.0 1022.2 1020.8 1018.0 1013.2 1014.4 1018.7 1029.4 1035.9 1035.0 1035.9 DAY 20 18 9 3 12 15 3 30 4 21 30 18 1985 1028.6 1027.5 1037.7 1032.7 1020.0 1015.3 1014.1 1016.6 1020.9 1026.4 1029.1 1030.7 1037.7 DAY 23 23 4 16 11 9 15 25 21 22 19 13 1986 1029.9 1024.2 1034.0 1026.4 1022.5 1013.6 1014.0 1014.2 1023.5 1028.8 1031.0 1036.4 1036.4 DAY 23 21 2 4 17 2 2 24 29 14 15 10 1987 1034.5 1031.1 1027.9 1025.4 1020.1 1016.0 1017.2 1013.9 1023.0 1030.7 1039.0 1029.6 1039.0 DAY 20 6 22 20 13 5 10 7 23 27 29 1 1988 1030.0 1033.1 1026.9 1028.7 1025.7 1010.9 1012.4 1015.0 1021.0 1026.9 1028.0 1025.1 1033.1 DAY 2 5 16 8 4 26 26 20 30 16 5 23 1989 1033.5 1032.3 1022.1 1023.3 1021.0 1014.9 1014.2 1017.3 1024.3 1028.7 1029.0 1023.4 1033.5 DAY 21 2 11 30 20 1 10 18 22 23 21 27 1990 1031.7 1031.0 1040.7 1022.3 1023.7 1016.1 1013.3 1014.9 1016.6 1032.0 1031.3 1030.6 1040.7 DAY 25 7 16 2 15 4 31 29 16 15 13 28 1991 1028.2 1031.1 1026.1 1025.7 1020.4 1017.6 1014.4 1013.5 1022.3 1025.1 1027.7 1031.7 1031.7 DAY 10 11 11 28 4 17 11 26 26 12 26 16 1992 1031.0 1028.3 1029.6 1024.5 1027.1 1017.9 1016.9 1020.5 1023.9 1026.7 1030.3 1026.4 1031.0 DAY 8 15 10 30 2 6 11 30 29 15 3 2 1993 1034.6 1032.5 1029.0 1023.0 1025.3 1020.7 1014.6 1015.7 1022.7 1027.6 1032.7 1027.4 1034.6 DAY 5 9 15 23 8 21 26 17 22 6 20 8 1994 1030.3 1036.0 1025.0 1032.5 1021.3 1014.0 1012.7 1013.7 1021.0 1028.8 1022.8 1034.3 1036.0 DAY 9 17 22 4 17 3 1 7 22 23 9 21 1995 1033.3 1025.9 1028.5 1024.6 1018.9 1013.9 1009.7 1013.1 1022.7 1033.1 1027.0 1033.2 1033.3 DAY 6 12 2 6 25 1 23 19 21 17 15 9 1996 1037.2 1028.7 1025.3 1030.2 1019.6 1019.6 1016.3 1018.5 1021.7 1029.4 1035.1 1027.6 1037.2 DAY 9 12 16 4 1 11 3 29 30 1 15 7 1997 1031.2 1028.4 1032.4 1020.2 1021.3 1015.0 1013.2 1014.1 1022.6 1024.6 1033.9 1028.1 1033.9 DAY 23 8 10 11 15 3 19 21 14 31 7 27 1998 1027.9 1037.7 1026.7 1022.5 1024.1 1015.1 1014.6 1013.0 1019.4 1032.2 1028.4 1031.3 1037.7 DAY 22 22 25 11 2 16 14 18 11 9 23 2 1999 1038.6 1025.4 1027.6 1023.6 1019.9 1019.2 1014.6 1014.4 1019.3 1024.7 1032.3 1032.6 1038.6 DAY 1 11 18 22 8 16 12 19 23 25 30 24 2000 1030.2 1030.4 1029.7 1020.7 1022.3 1019.9 1013.2 1013.6 1017.1 1026.8 1033.9 1028.2 1033.9 DAY 14 29 26 1 4 12 30 8 24 15 16 9 2001 1032.4 1032.2 1030.7 1028.3 1020.1 1016.5 1011.1 1014.5 1022.2 1028.5 1025.9 1028.1 1032.4 DAY 26 8 10 1 18 10 1 11 19 26 19 9 2002 1028.3 1033.6 1031.0 1019.9 1023.3 1017.5 1014.9 1015.7 1017.6 1024.0 1028.5 1038.9 1038.9 DAY 25 18 6 22 16 24 2 30 20 22 16 2 2003 1028.9 1029.7 1031.8 1029.2 1027.9 1019.0 1014.9 1013.7 1024.5 1020.7 1030.7 1040.3 1040.3 DAY 18 28 1 30 1 6 3 15 22 15 22 11 2004 1023.4 1021.8 1036.3 1024.8 1019.8 1020.7 1016.4 1010.8 1020.7 1030.5 1025.4 1032.4 1036.3 DAY 10 4 8 5 21 5 5 6 20 14 29 2 2005 1027.8 1028.7 1023.8 1035.7 1020.2 1017.3 1012.3 1016.0 1017.9 1028.2 1029.0 1035.3 1035.7 DAY 8 15 5 5 10 8 8 29 6 23 23 30 1952-2005 1038.6 1037.7 1040.7 1035.7 1027.9 1020.7 1017.2 1020.5 1024.5 1033.1 1039.0 1040.3 1040.7 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 141 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 986.8 986.0 990.0 987.8 990.8 986.8 982.4 985.9 990.0 993.5 983.2 990.5 982.4 DAY 4 8 25 4 5 30 6 13 5 26 28 1 1980 987.0 995.7 981.6 984.0 987.1 985.5 984.0 983.4 988.8 989.4 990.2 987.8 981.6 DAY 28 29 18 3 22 4 28 18 6 3 8 11 1981 988.1 990.0 982.8 ****** ****** ****** ****** ****** ****** ****** ****** 987.9 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1002.2 1006.2 1008.4 998.1 DAY 1 22 26 17 6 9 31 1 1 1 24 10 1990 1009.5 995.2 1011.4 1001.5 1002.6 997.6 1001.1 1003.9 998.8 1004.8 1004.0 1011.1 995.2 DAY 4 15 1 12 2 26 27 6 13 31 9 4 1991 1006.3 1008.3 1006.3 1002.1 993.6 997.3 993.0 1000.3 1004.3 1009.6 1007.9 1003.6 993.0 DAY 3 16 6 9 16 10 7 1 18 24 30 31 1992 1004.4 1004.6 1000.8 1003.0 1003.0 1000.0 1000.7 1005.0 1009.0 1006.5 1002.3 1007.3 1000.0 DAY 30 7 29 12 8 18 2 24 6 13 22 14 1993 1005.8 1009.6 1003.3 1005.6 1003.7 1000.3 999.9 1001.5 1002.3 1011.2 1006.4 1014.8 999.9 DAY 8 6 8 8 2 16 24 12 13 26 9 22 1994 1002.9 1006.9 1005.0 1001.2 1003.5 1000.2 1000.6 1000.3 1011.3 1008.2 1005.1 999.7 999.7 DAY 31 11 6 30 12 15 19 10 7 14 25 3 1995 1007.7 1008.5 1001.9 1001.0 1008.4 991.2 996.8 1000.4 1003.2 1002.4 1005.6 1008.8 991.2 DAY 11 8 25 19 1 29 15 7 4 3 23 21 1996 1007.7 1000.5 1006.0 1003.8 1003.6 1003.0 1003.7 1000.1 998.1 1000.4 1015.2 1004.9 998.1 DAY 6 9 25 18 31 29 24 21 7 26 1 24 1997 1006.4 1011.2 1001.5 1000.1 1000.0 1000.4 998.9 998.1 998.7 1003.9 1007.3 1002.2 998.1 DAY 15 17 23 5 3 30 10 12 1 2 4 8 1998 1005.7 1000.3 996.1 1003.1 997.2 1003.9 992.3 1001.9 1002.3 1001.6 1009.0 1009.3 992.3 DAY 29 13 29 18 21 22 5 30 23 1 8 20 1999 1004.2 998.5 1003.2 998.9 1003.1 993.1 1000.3 1001.0 1003.6 1007.7 1006.0 1009.0 993.1 DAY 8 20 20 13 17 24 21 12 12 10 24 15 2000 1001.9 1007.8 1005.7 1003.7 1001.7 1001.8 1001.0 999.3 1002.5 1012.0 1014.7 1007.3 999.3 DAY 20 6 18 7 26 18 10 2 7 10 12 19 2001 1011.9 998.9 998.7 1004.2 997.6 994.9 1001.9 998.7 1002.7 1005.9 1004.8 1003.9 994.9 DAY 10 20 24 25 8 17 9 30 4 24 17 19 2002 1006.0 1000.2 999.0 1001.0 1001.1 997.8 998.9 998.3 1005.6 1004.6 1004.8 1002.1 997.8 DAY 7 26 26 3 28 18 24 16 17 21 11 20 2003 1006.5 1001.4 1003.2 1002.2 1003.0 1001.1 999.6 1002.9 999.8 1002.2 1008.9 1004.6 999.6 DAY 4 18 19 6 30 17 7 12 6 28 9 18 2004 999.8 1000.3 1001.9 1001.4 995.1 1001.8 1004.1 994.8 1004.0 1005.1 1003.7 1012.3 994.8 DAY 23 14 5 22 11 9 10 3 5 21 17 14 2005 1002.8 1004.0 1003.1 1005.6 1001.7 998.8 994.2 1001.5 1002.6 1002.1 1009.1 1002.4 994.2 DAY 22 20 8 15 3 20 5 7 11 19 5 16 1952-2005 984.5 986.0 981.6 982.7 985.3 985.5 982.2 983.4 988.8 989.4 983.2 987.8 981.6 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 142 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** 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****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1004.2 1000.4 1000.8 999.4 999.7 997.0 992.6 994.1 999.4 1000.6 1004.6 1001.6 999.5 1980 1003.9 1004.6 1000.7 995.5 997.2 994.3 992.1 994.1 997.5 1001.9 1002.1 1001.9 998.8 1981 1000.6 1001.1 998.4 ****** ****** ****** ****** ****** ****** ****** ****** 1001.2 ****** 1982 1003.1 1003.5 1001.5 997.6 1001.1 ****** ****** ****** 999.8 1002.7 1006.0 ****** ****** 1983 1002.9 1000.6 ****** 999.6 996.1 995.9 991.1 993.1 997.7 1002.4 1002.5 1005.6 ****** 1984 1003.6 1010.3 1015.0 1012.7 1013.8 1011.2 1007.2 1008.4 1014.6 1019.3 1019.5 1026.3 1013.5 1985 1019.1 1012.3 1022.6 1012.5 1012.8 1008.4 1009.8 1011.3 1012.5 1018.5 1020.3 1019.9 1015.0 1986 1018.6 1018.4 1023.4 1017.4 1012.9 1008.5 1009.5 1011.1 1014.6 1019.2 1020.6 1019.9 1016.2 1987 1018.8 1019.5 1015.2 1016.5 1014.0 1010.1 1009.4 1009.3 1015.0 1023.6 1022.2 1018.0 1016.0 1988 1020.2 1019.8 1014.0 1015.9 1014.4 1006.6 1007.4 1009.5 1013.8 1018.3 1017.5 1016.0 1014.5 1989 1022.1 1024.3 1015.9 1017.7 1014.4 1009.7 1008.8 1008.6 1011.9 1017.4 1018.5 1019.0 1015.7 1990 1022.8 1018.7 1021.9 1013.9 1014.7 1008.8 1008.9 1011.0 1011.5 1018.2 1018.8 1021.3 1015.9 1991 1019.9 1021.9 1019.3 1015.1 1011.2 1010.3 1006.2 1008.9 1014.9 1018.0 1022.2 1017.5 1015.4 1992 1020.2 1016.3 1019.1 1015.4 1015.5 1008.8 1008.8 1013.6 1015.6 1017.0 1018.7 1019.5 1015.7 1993 1021.6 1022.5 1018.3 1014.3 1012.7 1010.0 1010.9 1011.1 1013.1 1022.8 1023.3 1023.1 1017.0 1994 1019.4 1022.1 1018.2 1016.2 1013.5 1010.4 1008.6 1009.6 1017.9 1020.6 1015.7 1022.0 1016.2 1995 1020.7 1020.4 1017.5 1012.9 1015.3 1009.1 1006.6 1008.1 1011.6 1019.6 1016.4 1022.3 1015.0 1996 1023.8 1020.0 1018.0 1017.2 1013.2 1011.8 1010.1 1009.5 1009.6 1017.1 1024.6 1019.1 1016.2 1997 1019.0 1020.9 1015.6 1012.1 1014.0 1008.3 1007.1 1008.0 1014.9 1015.0 1020.8 1018.8 1014.5 1998 1019.6 1020.9 1015.7 1013.7 1013.8 1010.9 1007.9 1009.8 1012.9 1018.6 1019.6 1022.7 1015.5 1999 1020.9 1015.0 1017.3 1016.4 1014.4 1009.7 1008.4 1007.5 1012.7 1016.1 1021.0 1022.0 1015.1 2000 1018.6 1019.6 1017.4 1011.6 1012.4 1010.6 1008.7 1008.6 1012.1 1020.2 1023.7 1019.9 1015.3 2001 1024.5 1018.0 1016.4 1014.2 1011.0 1009.6 1009.1 1009.4 1012.4 1018.2 1017.7 1019.1 1015.0 2002 1020.9 1018.9 1015.8 1014.0 1014.1 1010.0 1009.0 1008.1 1012.9 1015.8 1020.9 1021.5 1015.2 2003 1019.5 1016.9 1019.0 1017.3 1015.8 1011.5 1007.9 1010.6 1014.1 1014.3 1021.6 1022.0 1015.9 2004 1015.2 1016.9 1020.3 1015.6 1011.6 1010.6 1010.4 1007.7 1015.2 1019.8 1017.5 1021.3 1015.2 2005 1019.4 1020.1 1015.8 1017.3 1013.9 1010.5 1008.2 1009.8 1012.7 1018.4 1021.1 1021.2 1015.7 MEAN 1016.4 1015.7 1015.1 1012.4 1011.3 1008.1 1006.6 1007.6 1011.2 1015.9 1017.6 1017.8 1013.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 143 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1019.3 1013.5 1015.8 1015.3 1008.3 1006.7 998.7 1000.7 1006.8 1012.3 1015.3 1016.3 1019.3 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1017.4 1013.4 1010.3 1006.3 1009.3 1003.3 1001.3 1006.0 1008.3 1008.8 1012.7 1012.4 1017.4 DAY 31 1 7 1 16 10 17 29 25 20 2 26 1981 1013.1 1011.6 1012.2 ****** ****** ****** ****** ****** ****** ****** ****** 1010.1 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 1982 1019.5 1015.9 1012.4 1012.0 1013.2 ****** ****** ****** 1006.3 1017.8 1014.2 ****** ****** DAY 20 10 4 3 9 ** ** ** 20 24 10 ** 1983 1019.5 1012.0 ****** 1007.1 1005.2 1001.5 999.0 1001.5 1004.9 1009.7 1023.6 1016.6 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 1984 1009.1 1021.3 1028.3 1023.5 1022.1 1019.3 1014.5 1015.7 1020.0 1030.7 1037.2 1036.3 1037.2 DAY 20 18 9 3 12 15 3 30 4 21 30 18 1985 1029.9 1028.8 1039.0 1034.0 1021.3 1016.6 1015.4 1017.9 1022.2 1027.7 1030.4 1032.0 1039.0 DAY 23 23 4 16 11 9 15 25 21 22 19 13 1986 1031.2 1025.5 1035.3 1027.7 1023.8 1014.9 1015.3 1015.5 1024.8 1030.1 1032.3 1037.7 1037.7 DAY 23 21 2 4 17 2 2 24 29 14 15 10 1987 1035.8 1032.4 1029.2 1026.7 1021.4 1017.3 1018.5 1015.2 1024.3 1032.0 1040.3 1030.9 1040.3 DAY 20 6 22 20 13 5 10 7 23 27 29 1 1988 1031.3 1034.4 1028.2 1030.0 1027.0 1012.2 1013.7 1016.3 1022.3 1028.2 1029.3 1026.4 1034.4 DAY 2 5 16 8 4 26 26 20 30 16 5 23 1989 1034.8 1033.6 1023.4 1024.6 1022.3 1016.2 1015.5 1018.6 1025.6 1030.0 1030.3 1024.7 1034.8 DAY 21 2 11 30 20 1 10 18 22 23 21 27 1990 1033.0 1032.3 1042.0 1023.6 1025.0 1017.4 1014.6 1016.2 1017.9 1033.3 1032.6 1031.9 1042.0 DAY 25 7 16 2 15 4 31 29 16 15 13 28 1991 1029.5 1032.4 1027.4 1027.0 1021.7 1018.9 1015.7 1014.8 1023.6 1026.4 1029.0 1033.0 1033.0 DAY 10 11 11 28 4 17 11 26 26 12 26 16 1992 1032.3 1029.6 1030.9 1025.8 1028.4 1019.2 1018.2 1021.8 1025.2 1028.0 1031.6 1027.7 1032.3 DAY 8 15 10 30 2 6 11 30 29 15 3 2 1993 1035.9 1033.8 1030.3 1024.3 1026.6 1022.0 1015.9 1017.0 1024.0 1028.9 1034.0 1028.7 1035.9 DAY 5 9 15 23 8 21 26 17 22 6 20 8 1994 1031.6 1037.3 1026.3 1033.8 1022.6 1015.3 1014.0 1015.0 1022.3 1030.1 1024.1 1035.6 1037.3 DAY 9 17 22 4 17 3 1 7 22 23 9 21 1995 1034.6 1027.2 1029.8 1025.9 1020.2 1015.2 1011.0 1014.4 1024.0 1034.4 1028.3 1034.5 1034.6 DAY 6 12 2 6 25 1 23 19 21 17 15 9 1996 1038.5 1030.0 1026.6 1031.5 1020.9 1020.9 1017.6 1019.8 1023.0 1030.7 1036.4 1028.9 1038.5 DAY 9 12 16 4 1 11 3 29 30 1 15 7 1997 1032.5 1029.7 1033.7 1021.5 1022.6 1016.3 1014.5 1015.4 1023.9 1025.9 1035.2 1029.4 1035.2 DAY 23 8 10 11 15 3 19 21 14 31 7 27 1998 1029.2 1039.0 1028.0 1023.8 1025.4 1016.4 1015.9 1014.3 1020.7 1033.5 1029.7 1032.6 1039.0 DAY 22 22 25 11 2 16 14 18 11 9 23 2 1999 1039.9 1026.7 1028.9 1024.9 1021.2 1020.5 1015.9 1015.7 1020.6 1026.0 1033.6 1033.9 1039.9 DAY 1 11 18 22 8 16 12 19 23 25 30 24 2000 1031.5 1031.7 1031.0 1022.0 1023.6 1021.2 1014.5 1014.9 1018.4 1028.1 1035.2 1029.5 1035.2 DAY 14 29 26 1 4 12 30 8 24 15 16 9 2001 1033.7 1033.5 1032.0 1029.6 1021.4 1017.8 1012.4 1015.8 1023.5 1029.8 1027.2 1029.4 1033.7 DAY 26 8 10 1 18 10 1 11 19 26 19 9 2002 1029.6 1034.9 1032.3 1021.2 1024.6 1018.8 1016.2 1017.0 1018.9 1025.3 1029.8 1040.2 1040.2 DAY 25 18 6 22 16 24 2 30 20 22 16 2 2003 1030.2 1031.0 1033.1 1030.5 1029.2 1020.3 1016.2 1015.0 1025.8 1022.0 1032.0 1041.6 1041.6 DAY 18 28 1 30 1 6 3 15 22 15 22 11 2004 1024.7 1023.1 1037.6 1026.1 1021.1 1022.0 1017.7 1012.1 1022.0 1031.8 1026.7 1033.7 1037.6 DAY 10 4 8 5 21 5 5 6 20 14 29 2 2005 1029.1 1030.0 1025.1 1037.0 1021.5 1018.6 1013.6 1017.3 1019.2 1029.5 1030.3 1036.6 1037.0 DAY 8 15 5 5 10 8 8 29 6 23 23 30 1952-2005 1039.9 1039.0 1042.0 1037.0 1029.2 1022.0 1018.5 1021.8 1025.8 1034.4 1040.3 1041.6 1042.0 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 144 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 988.1 987.3 991.3 989.1 992.1 988.1 983.7 987.2 991.3 994.8 984.5 991.8 983.7 DAY 4 8 25 4 5 30 6 13 5 26 28 1 1980 988.3 997.0 982.9 985.3 988.4 986.8 985.3 984.7 990.1 990.7 991.5 989.1 982.9 DAY 28 29 18 3 22 4 28 18 6 3 8 11 1981 989.4 991.3 984.1 ****** ****** ****** ****** ****** ****** ****** ****** 989.2 ****** DAY 18 8 12 ** ** ** ** ** ** ** ** 18 1982 985.8 992.4 987.9 984.0 989.1 ****** ****** ****** 992.1 992.3 991.9 ****** ****** DAY 8 3 18 18 14 ** ** ** 30 17 6 ** 1983 990.1 987.5 ****** 989.1 986.6 990.5 983.5 985.8 991.1 991.6 989.3 991.7 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 1984 993.8 993.6 1002.1 999.8 998.7 1002.0 1002.4 999.9 1009.1 1005.2 1006.7 1009.5 993.6 DAY 8 7 24 9 27 20 25 14 7 17 11 13 1985 1009.0 993.2 1002.6 1003.3 1005.1 996.2 1002.0 1004.2 1004.1 1008.7 1012.8 993.4 993.2 DAY 11 5 23 14 30 20 19 22 6 18 26 18 1986 1009.0 1007.0 1014.1 1006.8 999.9 1002.1 1000.4 1003.3 1008.1 1009.4 1003.7 1001.8 999.9 DAY 17 3 9 15 4 12 9 14 14 22 8 27 1987 1006.3 1005.0 1003.2 1003.7 1001.9 1004.3 999.4 1001.4 1006.8 1013.8 1008.0 1007.0 999.4 DAY 2 25 19 19 22 19 6 17 21 2 6 23 1988 1007.0 999.5 997.7 1005.9 1002.9 996.1 1004.5 1000.3 1003.0 1008.5 1007.3 994.1 994.1 DAY 28 29 4 22 27 14 14 28 8 30 19 25 1989 1010.0 1013.5 1002.7 1009.8 1000.9 1002.2 999.4 1000.9 1003.3 1003.5 1007.5 1009.7 999.4 DAY 1 22 26 17 6 9 31 1 1 1 24 10 1990 1010.8 996.5 1012.7 1002.8 1003.9 998.9 1002.4 1005.2 1000.1 1006.1 1005.3 1012.4 996.5 DAY 4 15 1 12 2 26 27 6 13 31 9 4 1991 1007.6 1009.6 1007.6 1003.4 994.9 998.6 994.3 1001.6 1005.6 1010.9 1009.2 1004.9 994.3 DAY 3 16 6 9 16 10 7 1 18 24 30 31 1992 1005.7 1005.9 1002.1 1004.3 1004.3 1001.3 1002.0 1006.3 1010.3 1007.8 1003.6 1008.6 1001.3 DAY 30 7 29 12 8 18 2 24 6 13 22 14 1993 1007.1 1010.9 1004.6 1006.9 1005.0 1001.6 1001.2 1002.8 1003.6 1012.5 1007.7 1016.1 1001.2 DAY 8 6 8 8 2 16 24 12 13 26 9 22 1994 1004.2 1008.2 1006.3 1002.5 1004.8 1001.5 1001.9 1001.6 1012.6 1009.5 1006.4 1001.0 1001.0 DAY 31 11 6 30 12 15 19 10 7 14 25 3 1995 1009.0 1009.8 1003.2 1002.3 1009.7 992.5 998.1 1001.7 1004.5 1003.7 1006.9 1010.1 992.5 DAY 11 8 25 19 1 29 15 7 4 3 23 21 1996 1009.0 1001.8 1007.3 1005.1 1004.9 1004.3 1005.0 1001.4 999.4 1001.7 1016.5 1006.2 999.4 DAY 6 9 25 18 31 29 24 21 7 26 1 24 1997 1007.7 1012.5 1002.8 1001.4 1001.3 1001.7 1000.2 999.4 1000.0 1005.2 1008.6 1003.5 999.4 DAY 15 17 23 5 3 30 10 12 1 2 4 8 1998 1007.0 1001.6 997.4 1004.4 998.5 1005.2 993.6 1003.2 1003.6 1002.9 1010.3 1010.6 993.6 DAY 29 13 29 18 21 22 5 30 23 1 8 20 1999 1005.5 999.8 1004.5 1000.2 1004.4 994.4 1001.6 1002.3 1004.9 1009.0 1007.3 1010.3 994.4 DAY 8 20 20 13 17 24 21 12 12 10 24 15 2000 1003.2 1009.1 1007.0 1005.0 1003.0 1003.1 1002.3 1000.6 1003.8 1013.3 1016.0 1008.6 1000.6 DAY 20 6 18 7 26 18 10 2 7 10 12 19 2001 1013.2 1000.2 1000.0 1005.5 998.9 996.2 1003.2 1000.0 1004.0 1007.2 1006.1 1005.2 996.2 DAY 10 20 24 25 8 17 9 30 4 24 17 19 2002 1007.3 1001.5 1000.3 1002.3 1002.4 999.1 1000.2 999.6 1006.9 1005.9 1006.1 1003.4 999.1 DAY 7 26 26 3 28 18 24 16 17 21 11 20 2003 1007.8 1002.7 1004.5 1003.5 1004.3 1002.4 1000.9 1004.2 1001.1 1003.5 1010.2 1005.9 1000.9 DAY 4 18 19 6 30 17 7 12 6 28 9 18 2004 1001.1 1001.6 1003.2 1002.7 996.4 1003.1 1005.4 996.1 1005.3 1006.4 1005.0 1013.6 996.1 DAY 23 14 5 22 11 9 10 3 5 21 17 14 2005 1004.1 1005.3 1004.4 1006.9 1003.0 1000.1 995.5 1002.8 1003.9 1003.4 1010.4 1003.7 995.5 DAY 22 20 8 15 3 20 5 7 11 19 5 16 1952-2005 985.8 987.3 982.9 984.0 986.6 986.8 983.5 984.7 990.1 990.7 984.5 989.1 982.9 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 145 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1017.7 1013.8 1014.1 1012.4 1012.5 1009.7 1004.9 1006.6 1012.0 1013.6 1017.8 1014.9 1012.5 1980 1017.3 1018.2 1014.1 1008.5 1010.1 1006.9 1004.4 1006.6 1010.4 1014.9 1015.1 1015.1 1011.8 1981 1013.9 1014.5 1011.6 ****** ****** ****** ****** ****** ****** ****** ****** 1014.4 ****** 1982 1016.1 1017.0 1014.9 1009.8 1014.1 ****** ****** ****** 1012.5 1015.7 1019.5 ****** ****** 1983 1016.4 1014.0 ****** 1012.5 1008.8 1008.6 1003.5 1005.6 1010.1 1015.5 1015.5 1019.0 ****** 1984 1017.0 1024.0 1015.3 1008.8 1010.9 1011.6 1007.6 1008.4 1014.8 1019.6 1019.8 1026.6 1015.4 1985 1019.4 1012.3 1023.0 1012.9 1013.1 1008.6 1010.2 1011.6 1012.9 1019.2 1020.7 1020.2 1015.3 1986 1019.3 1018.8 1023.8 1017.7 1013.2 1008.8 1009.8 1011.3 1014.9 1019.6 1020.9 1020.2 1016.5 1987 1019.2 1019.9 1015.5 1016.8 1014.4 1010.4 1009.8 1009.6 1015.4 1024.0 1022.5 1018.3 1016.3 1988 1020.6 1020.1 1014.4 1016.2 1014.8 1006.9 1007.7 1009.8 1014.2 1018.7 1017.9 1016.4 1014.8 1989 1022.5 1024.6 1016.2 1018.0 1014.7 1010.0 1009.1 1008.9 1012.2 1017.7 1018.8 1019.4 1016.0 1990 1023.1 1019.0 1022.2 1014.2 1015.0 1009.1 1009.2 1011.4 1011.8 1018.6 1019.2 1021.7 1016.2 1991 1020.3 1022.3 1019.7 1015.4 1011.5 1010.7 1006.5 1009.1 1015.3 1018.4 1022.5 1017.9 1015.8 1992 1020.5 1016.6 1019.5 1015.7 1015.8 1009.1 1009.1 1013.9 1015.9 1017.4 1019.0 1019.9 1016.0 1993 1021.9 1022.8 1018.6 1014.6 1013.0 1010.3 1011.2 1011.4 1013.4 1023.2 1023.7 1023.5 1017.3 1994 1019.7 1022.5 1018.6 1016.5 1014.0 1010.7 1009.0 1009.9 1018.3 1021.0 1016.0 1022.4 1016.5 1995 1021.0 1020.8 1017.9 1013.2 1015.6 1009.4 1007.0 1008.4 1011.9 1020.0 1016.7 1022.6 1015.4 1996 1024.2 1020.4 1018.4 1017.6 1013.5 1012.1 1010.4 1009.9 1009.9 1017.4 1025.0 1019.5 1016.5 1997 1019.3 1021.3 1016.0 1012.5 1014.3 1008.5 1007.4 1008.3 1015.2 1015.4 1021.2 1019.2 1014.9 1998 1020.0 1021.3 1016.0 1014.1 1014.2 1011.3 1008.2 1010.1 1013.2 1019.0 1019.9 1023.1 1015.9 1999 1021.3 1015.3 1017.6 1016.7 1014.8 1010.0 1008.7 1007.8 1013.1 1016.5 1021.4 1022.4 1015.5 2000 1018.9 1020.0 1017.7 1011.9 1012.7 1011.0 1009.0 1008.9 1012.4 1020.6 1024.1 1020.3 1015.6 2001 1024.9 1018.4 1016.7 1014.5 1011.4 1009.9 1009.4 1009.7 1012.7 1018.5 1018.0 1019.4 1015.3 2002 1021.2 1019.2 1016.1 1014.3 1014.4 1010.3 1009.2 1008.3 1013.1 1016.1 1021.2 1021.9 1015.5 2003 1019.8 1017.2 1019.4 1017.6 1016.1 1011.7 1008.1 1010.9 1014.4 1014.5 1021.8 1022.3 1016.1 2004 1015.6 1017.2 1020.6 1015.9 1011.9 1010.8 1010.6 1007.8 1015.5 1020.0 1017.9 1021.7 1015.4 2005 1019.7 1020.4 1016.1 1017.6 1014.2 1010.8 1008.4 1010.0 1012.9 1018.7 1021.4 1021.6 1016.0 MEAN 1019.7 1019.0 1017.5 1014.5 1013.4 1009.9 1008.3 1009.4 1013.4 1018.2 1019.9 1020.1 1015.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 146 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1033.2 1026.3 1030.1 1028.8 1021.5 1019.2 1011.0 1013.0 1020.5 1025.5 1028.8 1030.2 1033.2 DAY 17 18 4 27 24 10 9 2 20 8 10 21 1980 1029.3 1027.1 1024.1 1019.6 1022.7 1016.1 1013.8 1019.2 1021.3 1022.7 1025.6 1026.0 1029.3 DAY 31 1 7 1 16 11 17 29 25 20 2 26 1981 1026.7 1025.1 1025.9 ****** ****** ****** ****** ****** ****** ****** ****** 1024.1 ****** DAY 8 23 8 ** ** ** ** ** ** ** ** 29 1982 1033.2 1030.1 1026.0 1025.8 1026.6 ****** ****** ****** 1019.3 1030.9 1027.9 ****** ****** DAY 20 10 4 3 9 ** ** ** 20 24 10 ** 1983 1033.2 1026.2 ****** 1020.5 1018.3 1014.0 1011.9 1014.0 1016.5 1022.6 1037.2 1030.0 ****** DAY 7 22 ** 28 15 30 1 31 14 15 25 3 1984 1022.9 1035.2 1025.4 1020.8 1018.7 1019.7 1014.8 1016.0 1020.3 1031.1 1037.7 1036.7 1037.7 DAY 20 18 9 3 16 15 3 30 4 21 30 18 1985 1030.3 1029.2 1039.4 1034.4 1021.7 1017.0 1015.9 1018.8 1022.6 1028.6 1030.8 1032.4 1039.4 DAY 23 23 4 16 11 9 16 24 21 7 19 13 1986 1031.6 1025.9 1035.7 1028.1 1024.2 1015.2 1015.6 1015.8 1025.2 1030.8 1032.7 1038.1 1038.1 DAY 23 21 2 4 17 2 2 24 29 14 15 10 1987 1036.2 1032.8 1029.6 1027.1 1021.8 1017.7 1018.9 1015.6 1024.7 1032.4 1040.8 1031.3 1040.8 DAY 20 6 22 20 13 5 10 7 23 27 29 1 1988 1031.7 1034.8 1028.6 1030.4 1027.4 1012.5 1014.0 1016.7 1022.7 1028.6 1029.7 1026.8 1034.8 DAY 2 5 16 8 4 26 26 20 30 16 5 23 1989 1035.2 1034.0 1023.8 1025.0 1022.7 1016.5 1015.8 1019.0 1026.0 1030.4 1030.7 1025.1 1035.2 DAY 21 2 11 30 20 1 10 18 22 23 21 27 1990 1033.4 1032.7 1042.4 1024.0 1025.4 1017.8 1014.9 1016.5 1018.3 1033.7 1033.0 1032.3 1042.4 DAY 25 7 16 2 15 4 31 29 16 15 13 28 1991 1029.9 1032.8 1027.8 1027.4 1022.1 1019.3 1016.0 1015.1 1024.0 1026.8 1029.4 1033.4 1033.4 DAY 10 11 11 28 4 17 11 26 26 12 26 16 1992 1032.7 1030.0 1031.3 1026.2 1028.8 1019.5 1018.5 1022.2 1025.1 1028.4 1032.0 1028.1 1032.7 DAY 8 15 10 30 2 6 11 30 29 15 3 2 1993 1036.3 1034.2 1030.7 1024.7 1027.0 1022.4 1016.2 1017.4 1024.4 1029.3 1034.4 1029.1 1036.3 DAY 5 9 15 23 8 21 26 17 22 6 20 8 1994 1032.0 1037.7 1026.7 1034.2 1023.0 1015.6 1014.3 1015.3 1022.7 1030.5 1024.5 1036.0 1037.7 DAY 9 17 22 4 17 3 1 7 22 23 9 21 1995 1035.0 1027.6 1030.2 1026.3 1020.6 1015.5 1011.3 1014.7 1024.4 1034.8 1028.7 1034.9 1035.0 DAY 6 12 2 6 25 1 23 19 21 17 15 9 1996 1038.9 1030.4 1027.0 1031.9 1021.3 1021.3 1018.0 1020.2 1023.4 1031.1 1036.8 1029.3 1038.9 DAY 9 12 16 4 1 11 3 29 30 1 15 7 1997 1032.9 1030.1 1034.1 1021.9 1023.0 1016.6 1014.8 1015.7 1024.3 1026.3 1035.6 1029.8 1035.6 DAY 23 8 10 11 15 3 19 21 14 31 7 27 1998 1029.6 1039.4 1028.2 1024.2 1025.8 1016.8 1016.2 1014.6 1021.1 1033.9 1030.1 1033.0 1039.4 DAY 22 22 25 11 2 16 14 18 11 9 23 2 1999 1040.3 1027.1 1029.3 1025.3 1021.6 1020.9 1016.2 1016.0 1021.0 1026.4 1034.0 1034.3 1040.3 DAY 1 11 18 22 8 16 12 19 23 25 30 24 2000 1031.9 1032.1 1031.4 1022.4 1024.0 1021.6 1014.8 1015.2 1018.8 1028.5 1035.6 1029.9 1035.6 DAY 14 29 26 1 4 12 30 8 24 15 16 9 2001 1034.1 1033.9 1032.4 1030.0 1021.8 1018.2 1012.7 1016.1 1023.9 1030.2 1027.5 1029.7 1034.1 DAY 26 8 10 1 18 10 1 11 19 26 19 9 2002 1029.9 1035.2 1032.6 1021.5 1024.9 1019.1 1016.5 1017.2 1019.1 1025.6 1030.1 1040.6 1040.6 DAY 25 18 6 22 16 24 2 30 20 22 16 2 2003 1030.5 1031.4 1033.5 1030.8 1029.6 1020.6 1016.4 1015.2 1026.1 1022.2 1032.4 1042.0 1042.0 DAY 18 28 1 30 1 6 3 15 22 15 22 11 2004 1025.0 1023.4 1037.9 1026.4 1021.4 1022.2 1017.9 1012.3 1022.3 1032.1 1027.1 1034.0 1037.9 DAY 10 4 8 5 21 5 5 6 20 14 29 2 2005 1029.5 1030.4 1025.4 1037.2 1021.8 1018.9 1013.8 1017.6 1019.5 1029.8 1030.6 1037.0 1037.2 DAY 8 15 5 5 10 8 8 29 6 23 23 30 1952-2005 1040.3 1039.4 1042.4 1037.2 1029.6 1022.4 1018.9 1022.2 1026.1 1034.8 1040.8 1042.0 1042.4 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 147 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1000.9 999.9 1004.1 1001.8 1004.8 1000.6 995.4 999.5 1003.6 1008.0 997.0 1005.1 995.4 DAY 4 8 25 4 5 30 6 13 5 26 28 14 1980 1001.2 1010.5 996.2 997.9 1000.5 999.4 997.4 996.5 1002.8 1002.7 1004.0 1002.7 996.2 DAY 28 17 18 3 22 4 28 18 6 3 8 11 1981 1002.0 1004.3 996.5 ****** ****** ****** ****** ****** ****** ****** ****** 1002.1 ****** DAY 18 8 11 ** ** ** ** ** ** ** ** 18 1982 998.6 1005.3 1001.4 969.0 1001.8 ****** ****** ****** 1004.7 1004.9 1005.0 ****** ****** DAY 8 3 18 18 14 ** ** ** 30 17 6 ** 1983 1003.6 1000.4 ****** 1001.8 998.7 1002.8 995.5 998.0 1003.9 1004.3 1002.0 1004.5 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 1984 1006.8 1007.0 999.2 996.9 997.0 1002.3 1002.7 1000.3 1009.4 1003.7 1007.1 1009.9 996.9 DAY 8 7 24 9 27 20 25 14 7 16 11 13 1985 1008.3 993.6 1003.0 1003.6 1005.4 996.5 1002.3 1004.5 1004.4 1009.1 1013.1 993.7 993.6 DAY 11 5 23 14 30 20 19 22 6 18 26 18 1986 1009.7 1007.3 1014.5 1007.1 1000.2 1002.4 1000.8 1003.6 1008.4 1009.7 1004.0 1002.2 1000.2 DAY 19 3 9 15 4 12 9 14 14 22 8 27 1987 1006.6 1005.4 1003.6 1004.0 1002.3 1004.6 999.8 1001.8 1007.1 1014.1 1008.3 1006.3 999.8 DAY 2 25 19 19 22 19 6 17 21 2 6 23 1988 1007.4 999.8 998.1 1006.3 1003.3 996.4 1004.8 1000.6 1003.3 1008.8 1007.6 994.4 994.4 DAY 28 29 4 22 27 14 14 28 8 30 19 25 1989 1010.3 1013.8 1003.0 1010.1 1001.2 1002.5 999.7 1001.2 1003.6 1003.8 1007.8 1010.0 999.7 DAY 1 22 26 17 6 9 31 1 1 1 24 10 1990 1011.1 996.8 1013.0 1003.1 1004.2 999.2 1002.4 1005.9 1000.4 1006.4 1005.6 1012.7 996.8 DAY 4 15 1 12 2 26 27 6 13 31 9 4 1991 1007.9 1009.9 1007.9 1003.7 995.3 998.9 994.7 1001.9 1005.9 1011.2 1009.5 1005.2 994.7 DAY 3 16 6 9 16 10 7 1 18 24 30 31 1992 1006.0 1006.7 1002.4 1004.6 1004.6 1001.6 1002.3 1006.6 1010.6 1008.1 1003.9 1008.9 1001.6 DAY 30 7 29 12 8 18 2 24 6 13 22 14 1993 1007.4 1011.2 1004.9 1007.2 1005.3 1001.9 1001.5 1003.1 1003.9 1012.8 1008.0 1016.4 1001.5 DAY 8 6 8 8 2 16 24 12 13 26 9 22 1994 1004.5 1008.5 1006.6 1002.8 1005.1 1001.8 1002.2 1001.9 1012.9 1009.8 1006.7 1001.3 1001.3 DAY 31 11 6 30 12 15 19 10 7 14 25 3 1995 1009.3 1010.1 1003.5 1002.6 1010.0 992.8 998.9 1002.0 1004.8 1004.0 1007.2 1010.4 992.8 DAY 11 8 25 19 1 29 15 7 4 3 23 21 1996 1009.3 1002.1 1007.6 1005.4 1005.2 1004.6 1005.3 1001.7 999.7 1002.0 1016.9 1006.5 999.7 DAY 6 9 25 18 31 29 24 21 7 26 1 24 1997 1008.0 1012.8 1003.1 1001.7 1001.6 1001.0 1000.5 999.7 1000.3 1005.5 1008.9 1003.8 999.7 DAY 15 17 23 5 3 30 10 12 1 2 4 8 1998 1007.3 1001.9 997.7 1004.7 998.8 1005.5 993.9 1003.5 1003.9 1003.2 1010.6 1010.9 993.9 DAY 29 13 29 18 21 22 5 30 23 1 8 20 1999 1005.8 1000.1 1004.8 1000.5 1004.7 994.7 1001.9 1002.6 1005.2 1009.3 1007.6 1010.6 994.7 DAY 8 20 20 13 17 24 21 12 12 10 24 15 2000 1003.5 1009.4 1007.3 1005.3 1003.3 1003.4 1002.7 1000.9 1004.1 1013.6 1016.3 1008.9 1000.9 DAY 20 6 18 7 26 18 10 2 7 10 12 19 2001 1013.5 1000.5 1000.3 1005.8 999.2 996.5 1003.5 1000.4 1004.3 1007.5 1006.4 1005.5 996.5 DAY 10 20 24 25 8 17 9 30 4 24 17 19 2002 1007.6 1001.8 1000.6 1002.6 1002.7 999.4 1000.4 999.7 1007.1 1006.1 1006.3 1003.7 999.4 DAY 7 26 26 3 28 18 24 16 17 21 11 20 2003 1008.1 1003.1 1004.8 1003.7 1004.5 1002.6 1001.1 1004.3 1001.3 1003.7 1010.5 1006.1 1001.1 DAY 4 18 19 6 30 17 7 12 6 28 9 18 2004 1001.4 1001.8 1003.4 1002.9 996.5 1003.3 1005.6 994.8 1005.5 1006.6 1005.3 1013.9 994.8 DAY 23 14 5 22 11 9 10 3 5 21 17 14 2005 1004.4 1005.5 1004.7 1007.1 1003.2 1000.3 995.7 1003.0 1004.1 1003.7 1010.6 1004.0 995.7 DAY 22 20 8 15 3 20 5 7 11 19 5 16 1952-2005 998.6 993.6 996.2 969.0 995.3 992.8 993.9 994.8 999.7 1002.0 997.0 993.7 969.0 YEAR-DAY 82- 8 85- 5 80-18 82-18 91-16 95-29 98- 5 4- 3 96- 7 96-26 79-28 85-18 82-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 148 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1962 ****** ****** ****** ****** 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****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 1004.6 1000.8 1001.1 999.6 1000.0 997.2 992.8 994.3 999.6 1000.8 1004.9 1001.9 999.8 1980 1004.2 1005.0 1001.0 995.8 997.5 994.5 992.3 994.3 997.8 1002.2 1002.4 1002.2 999.1 1981 1000.9 1001.4 998.7 ****** ****** ****** ****** ****** ****** ****** ****** 1001.5 ****** 1982 1003.3 1003.9 1001.8 998.1 1001.4 ****** ****** ****** ****** 1003.2 1006.3 ****** ****** 1983 1003.2 1000.9 ****** 999.8 996.4 996.1 991.3 993.4 998.0 1002.7 1002.8 1006.0 ****** 1984 1003.9 1010.6 1015.4 1012.9 1014.0 1011.4 1007.6 1008.7 1014.8 1019.6 1019.8 1026.6 1013.8 1985 1019.4 1012.6 1022.9 1012.8 1013.0 1008.6 1010.1 1011.6 1012.8 1018.8 1020.6 1020.2 1015.3 1986 1018.9 1018.8 1023.8 1017.6 1013.1 1008.7 1009.7 1011.3 1014.8 1019.5 1020.9 1020.2 1016.4 1987 1019.2 1020.3 1015.5 1016.8 1014.0 1010.3 1009.6 1009.4 1015.3 1023.9 1022.5 1018.3 1016.2 1988 1020.6 1020.1 1014.4 1016.2 1014.7 1006.8 1007.6 1009.7 1014.0 1018.6 1017.8 1016.3 1014.7 1989 1022.4 1024.6 1016.2 1017.9 1014.6 1009.9 1009.0 1008.8 1012.1 1017.6 1018.8 1019.3 1015.9 1990 1023.1 1019.0 1022.2 1014.2 1014.9 1009.1 1009.1 1011.3 1011.7 1018.5 1019.1 1021.6 1016.1 1991 1020.2 1022.3 1019.6 1015.4 1011.5 1010.6 1006.4 1009.1 1015.2 1018.2 1022.5 1017.8 1015.7 1992 1020.5 1016.6 1019.4 1015.7 1015.7 1009.0 1009.0 1013.8 1015.8 1017.3 1019.0 1019.9 1016.0 1993 1022.0 1022.8 1018.6 1014.6 1012.9 1010.3 1011.1 1011.3 1013.3 1023.1 1023.7 1023.4 1017.3 1994 1019.7 1022.5 1018.5 1016.5 1013.7 1010.7 1008.8 1009.8 1018.1 1020.9 1016.0 1022.3 1016.5 1995 1021.0 1020.8 1017.8 1013.1 1015.5 1009.3 1006.9 1008.3 1011.8 1019.9 1016.7 1022.6 1015.3 1996 1024.2 1020.4 1018.4 1017.5 1013.4 1012.0 1010.3 1009.8 1009.8 1017.3 1024.9 1019.5 1016.4 1997 1019.3 1021.3 1016.0 1012.4 1014.2 1008.5 1007.3 1008.2 1015.1 1015.3 1021.1 1019.1 1014.8 1998 1019.9 1021.2 1016.0 1014.0 1014.1 1011.2 1008.1 1010.0 1013.1 1018.9 1019.9 1023.0 1015.8 1999 1021.2 1015.3 1017.6 1016.6 1014.7 1009.9 1008.6 1007.7 1013.0 1016.3 1021.3 1022.3 1015.4 2000 1019.0 1019.9 1017.7 1011.9 1012.6 1010.9 1008.9 1008.8 1012.3 1020.4 1024.0 1020.2 1015.6 2001 1024.9 1018.3 1016.7 1014.4 1011.3 1009.8 1009.3 1009.6 1012.6 1018.4 1018.0 1019.4 1015.2 2002 1021.2 1019.3 1016.1 1014.3 1014.4 1010.2 1009.2 1008.3 1013.1 1016.1 1021.2 1021.9 1015.4 2003 1019.8 1017.3 1019.4 1017.6 1016.1 1011.7 1008.1 1010.9 1014.4 1014.5 1021.9 1022.3 1016.1 2004 1015.6 1017.2 1020.6 1015.9 1011.9 1010.8 1010.6 1007.9 1015.5 1020.0 1017.8 1021.7 1015.4 2005 1019.7 1020.4 1016.1 1017.6 1014.2 1010.8 1008.4 1010.0 1012.9 1018.7 1021.4 1021.5 1016.0 MEAN 1016.7 1016.0 1015.4 1012.7 1011.5 1008.3 1006.8 1007.8 1011.9 1016.2 1017.9 1018.1 1013.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 149 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 1019.6 1013.9 1016.1 1015.6 1008.6 1006.9 998.9 1000.9 1007.1 1012.6 1015.6 1016.7 1019.6 DAY 17 18 4 27 24 10 20 2 20 8 10 21 1980 1017.8 1013.7 1010.6 1006.6 1009.6 1003.5 1001.5 1006.2 1008.5 1009.1 1013.0 1012.7 1017.8 DAY 31 1 7 1 16 11 17 29 25 20 2 26 1981 1013.4 1011.9 1012.5 ****** ****** ****** ****** ****** ****** ****** ****** 1010.4 ****** DAY 8 23 7 ** ** ** ** ** ** ** ** 1 1982 1019.9 1016.2 1012.7 1012.3 1013.5 ****** ****** ****** ****** 1018.1 1014.5 ****** ****** DAY 20 10 4 3 9 ** ** ** ** 24 10 ** 1983 1019.9 1012.4 ****** 1007.4 1005.4 1001.7 999.2 1001.7 1005.2 1010.0 1023.9 1016.9 ****** DAY 7 22 ** 28 15 30 1 31 27 6 25 3 1984 1009.4 1021.7 1028.6 1023.8 1022.4 1019.6 1014.7 1015.9 1020.2 1031.0 1037.6 1036.7 1037.6 DAY 20 18 9 3 12 15 3 30 4 21 30 18 1985 1030.3 1029.2 1039.4 1034.4 1021.6 1016.8 1015.6 1018.1 1022.5 1028.0 1030.7 1032.4 1039.4 DAY 23 23 4 16 11 9 15 25 21 22 19 13 1986 1031.6 1025.8 1035.7 1028.0 1024.1 1015.1 1015.5 1015.7 1025.1 1030.4 1032.7 1038.1 1038.1 DAY 23 21 2 4 17 2 2 24 29 14 15 10 1987 1036.2 1032.8 1029.6 1027.0 1020.6 1017.6 1018.7 1015.4 1024.6 1032.4 1040.7 1031.3 1040.7 DAY 20 6 22 20 16 5 10 7 23 27 29 1 1988 1031.7 1034.8 1028.5 1030.4 1027.3 1012.4 1014.0 1016.5 1022.6 1028.5 1029.6 1026.8 1034.8 DAY 2 5 16 8 4 26 26 20 30 16 5 23 1989 1035.2 1034.0 1023.7 1024.9 1022.6 1016.5 1015.7 1018.8 1025.9 1030.3 1030.6 1025.0 1035.2 DAY 21 2 11 30 20 1 10 18 22 23 21 27 1990 1033.4 1032.7 1042.4 1023.9 1025.3 1017.6 1014.8 1016.4 1018.1 1033.6 1033.0 1032.3 1042.4 DAY 25 7 16 2 15 4 31 29 16 15 13 28 1991 1029.9 1032.8 1027.8 1027.3 1022.0 1019.1 1015.9 1015.0 1023.9 1026.7 1029.3 1033.4 1033.4 DAY 10 11 11 28 4 17 11 26 26 12 26 16 1992 1032.7 1030.0 1031.3 1026.1 1028.7 1019.5 1018.5 1022.1 1025.5 1028.3 1031.9 1028.0 1032.7 DAY 8 15 10 30 2 6 11 30 29 15 3 2 1993 1036.3 1034.2 1030.7 1024.6 1026.9 1022.3 1016.1 1017.2 1024.3 1029.2 1034.4 1029.1 1036.3 DAY 5 9 15 23 8 21 26 17 22 7 21 8 1994 1032.0 1037.7 1026.6 1034.2 1022.9 1015.6 1014.2 1015.2 1022.6 1030.4 1024.4 1036.0 1037.7 DAY 9 17 22 4 17 3 1 7 22 23 9 21 1995 1035.0 1027.6 1030.2 1026.2 1020.4 1015.4 1011.2 1014.6 1024.3 1034.8 1028.6 1034.9 1035.0 DAY 6 13 2 6 25 1 23 19 21 17 15 9 1996 1038.9 1030.4 1027.0 1031.8 1021.2 1021.2 1017.8 1020.0 1023.3 1031.0 1036.7 1029.2 1038.9 DAY 9 12 16 4 1 11 3 29 30 1 15 7 1997 1032.9 1030.1 1034.1 1021.8 1022.9 1016.6 1014.7 1015.6 1024.2 1026.2 1035.5 1029.8 1035.5 DAY 23 8 10 11 15 3 19 21 14 31 7 27 1998 1029.6 1039.4 1028.3 1024.1 1025.7 1016.6 1016.1 1014.5 1021.0 1033.8 1030.0 1033.0 1039.4 DAY 22 22 25 11 2 16 14 18 11 9 23 2 1999 1040.3 1027.0 1029.3 1025.2 1021.5 1020.7 1016.1 1015.9 1020.9 1026.3 1034.0 1034.3 1040.3 DAY 1 11 18 22 8 16 12 19 23 25 30 24 2000 1031.9 1032.1 1031.3 1022.3 1023.9 1021.5 1014.7 1015.1 1018.6 1028.4 1035.6 1029.8 1035.6 DAY 14 29 26 1 4 12 30 8 24 15 16 9 2001 1034.1 1033.9 1032.4 1029.9 1021.7 1018.0 1012.6 1016.0 1023.8 1030.1 1027.6 1029.7 1034.1 DAY 26 8 10 1 18 10 1 11 19 26 19 9 2002 1030.0 1035.3 1032.7 1021.5 1024.9 1019.0 1016.4 1017.2 1019.1 1025.6 1030.1 1040.6 1040.6 DAY 25 18 6 22 16 24 2 30 20 22 16 2 2003 1030.6 1031.4 1033.5 1030.8 1029.5 1020.6 1016.4 1015.2 1026.1 1022.2 1032.4 1042.0 1042.0 DAY 18 28 1 30 1 6 3 15 22 15 22 11 2004 1025.0 1023.4 1038.0 1026.4 1021.4 1022.2 1017.9 1012.3 1022.3 1032.1 1027.0 1034.1 1038.0 DAY 10 4 8 5 21 5 5 6 20 14 29 2 2005 1029.4 1030.4 1025.4 1037.4 1021.8 1018.9 1013.8 1017.5 1019.5 1029.8 1030.6 1037.0 1037.4 DAY 8 15 5 5 10 8 8 29 6 23 23 30 1952-2005 1040.3 1039.4 1042.4 1037.4 1029.5 1022.3 1018.7 1022.1 1026.1 1034.8 1040.7 1042.0 1042.4 YEAR-DAY 99- 1 98-22 90-16 5- 5 3- 1 93-21 87-10 92-30 3-22 95-17 87-29 3-11 90-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION GORGAN (40738) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 150 LATITUDE 36 51 N LONGITUDE 54 16 E DATA PROCESSING CENTER ELEVATION 13.3 M MIN. OF COMPUTED QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1954 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1955 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1956 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1957 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1958 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1962 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1963 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 988.3 987.5 991.5 989.3 992.3 988.3 983.9 987.4 991.5 995.0 984.7 992.1 983.9 DAY 4 8 25 4 5 30 6 13 5 26 28 1 1980 988.5 997.3 983.2 985.5 988.6 986.9 985.4 984.9 990.3 990.9 991.7 989.4 983.2 DAY 28 29 18 3 22 4 28 18 6 3 8 11 1981 989.6 991.5 984.4 ****** ****** ****** ****** ****** ****** ****** ****** 989.4 ****** DAY 18 8 12 ** ** ** ** ** ** ** ** 18 1982 986.0 992.7 988.2 984.2 989.3 ****** ****** ****** ****** 992.5 992.1 ****** ****** DAY 8 3 18 18 14 ** ** ** ** 17 6 ** 1983 990.4 987.8 ****** 989.3 986.8 990.7 983.7 986.0 991.3 991.8 989.5 991.9 ****** DAY 24 17 ** 17 3 21 26 11 7 13 12 11 1984 994.1 993.9 1002.4 1000.1 998.9 1002.2 1003.0 1000.1 1009.3 1005.4 1007.0 1009.8 993.9 DAY 8 7 24 9 27 20 28 14 7 17 11 13 1985 1009.3 993.4 1002.9 1003.6 1005.3 996.4 1002.2 1004.4 1004.3 1008.9 1013.1 993.7 993.4 DAY 11 5 23 14 30 20 19 22 6 18 26 18 1986 1009.3 1007.3 1014.4 1007.0 1000.1 1002.3 1000.6 1003.5 1008.3 1009.6 1004.0 1002.1 1000.1 DAY 17 3 9 15 4 12 9 14 14 22 8 27 1987 1006.6 1005.3 1003.5 1004.0 1002.1 1004.5 999.6 1001.6 1007.0 1014.0 1008.3 1007.3 999.6 DAY 2 25 19 19 22 19 6 17 21 2 6 23 1988 1007.3 999.8 998.0 1006.1 1003.1 996.2 1004.7 1000.5 1003.2 1008.8 1007.6 994.4 994.4 DAY 28 29 4 22 27 14 14 28 8 30 19 25 1989 1010.3 1013.8 1002.9 1010.1 1001.1 1002.4 999.6 1001.1 1003.5 1003.7 1007.8 1010.0 999.6 DAY 1 22 26 17 6 9 31 1 1 1 24 10 1990 1011.1 996.8 1013.0 1003.0 1004.1 999.1 1002.6 1005.4 1000.3 1006.4 1005.5 1012.7 996.8 DAY 4 15 1 12 2 26 27 6 13 31 9 4 1991 1007.9 1009.9 1007.9 1003.7 995.1 998.8 994.5 1001.8 1005.8 1011.1 1009.5 1005.2 994.5 DAY 3 16 6 9 16 10 7 1 18 24 30 31 1992 1006.0 1006.2 1002.4 1004.5 1004.5 1001.5 1002.2 1006.5 1010.5 1008.0 1003.9 1008.9 1001.5 DAY 30 7 29 12 9 18 9 24 17 13 22 14 1993 1007.4 1011.2 1004.9 1007.1 1005.2 1001.8 1001.4 1003.0 1003.8 1012.8 1008.0 1016.4 1001.4 DAY 8 6 8 8 2 16 24 12 13 26 9 22 1994 1004.5 1008.5 1006.6 1002.8 1005.0 1001.7 1002.1 1001.8 1012.8 1009.8 1006.7 1001.3 1001.3 DAY 31 11 6 30 12 15 19 10 7 14 25 3 1995 1009.3 1010.1 1003.5 1002.5 1010.0 992.6 998.3 1001.9 1004.7 1003.9 1007.2 1010.4 992.6 DAY 11 8 25 19 1 29 15 7 4 3 23 21 1996 1009.3 1002.0 1007.6 1005.3 1005.1 1004.5 1005.2 1001.6 999.6 1001.9 1016.8 1006.5 999.6 DAY 6 9 25 18 31 29 24 21 7 26 1 24 1997 1008.0 1012.8 1003.1 1001.7 1001.5 1001.9 1000.4 999.6 1000.2 1005.4 1008.8 1003.8 999.6 DAY 15 17 23 5 3 30 10 12 1 2 4 8 1998 1007.3 1001.9 997.7 1004.6 998.7 1005.4 993.8 1003.4 1003.8 1003.1 1010.6 1010.9 993.8 DAY 29 13 29 18 21 22 5 30 23 1 8 20 1999 1005.8 1000.0 1004.8 1000.4 1004.6 994.6 1001.8 1002.5 1005.1 1009.2 1007.6 1010.6 994.6 DAY 8 20 20 13 17 24 21 12 12 10 24 15 2000 1003.5 1009.4 1007.3 1005.2 1003.2 1003.3 1002.5 1000.8 1004.0 1013.6 1016.3 1008.9 1000.8 DAY 20 6 18 7 26 18 10 2 7 10 12 19 2001 1013.5 1000.5 1000.2 1005.7 999.1 996.4 1003.4 1000.2 1004.2 1007.4 1006.4 1005.5 996.4 DAY 10 20 24 25 8 17 9 30 4 24 17 19 2002 1007.6 1001.8 1000.5 1002.6 1002.6 999.3 1000.4 999.8 1007.1 1006.1 1006.3 1003.7 999.3 DAY 7 26 26 3 28 18 24 16 17 21 11 20 2003 1008.1 1003.0 1004.8 1003.7 1004.5 1002.6 1001.1 1004.4 1001.3 1003.7 1010.5 1006.2 1001.1 DAY 4 18 19 6 30 17 7 12 6 28 9 18 2004 1001.4 1001.8 1003.4 1002.9 996.6 1003.3 1005.6 996.3 1005.5 1006.6 1005.2 1013.9 996.3 DAY 23 14 5 22 11 9 10 3 5 21 17 14 2005 1004.4 1005.6 1004.7 1007.1 1003.3 1000.3 995.7 1003.0 1004.1 1003.6 1010.7 1003.9 995.7 DAY 22 20 8 15 3 20 5 7 11 19 5 16 1952-2005 986.0 987.5 983.2 984.2 986.8 986.9 983.7 984.9 990.3 990.9 984.7 989.4 983.2 YEAR-DAY 82- 8 79- 8 80-18 82-18 83- 3 80- 4 83-26 80-18 80- 6 80- 3 79-28 80-11 80-18 =============================================================================================== TEHRAN 2006,MAY M.(S & A)