STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.7 1.3 9.0 19.4 21.6 27.4 28.7 29.7 25.2 19.1 8.8 5.4 16.6 MINIMUN AIR TEMPERATURE (C) -2.2 -4.3 1.2 9.4 11.9 16.1 18.2 16.7 12.8 7.5 -0.3 -0.6 7.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 4 4 0 0 0 0 9 DAYS WITH MINIMUM TEMP. <=-4 10 15 3 0 0 0 0 0 0 0 5 5 38 DAYS WITH FREEZING MIN.<= 0 24 26 16 0 0 0 0 0 0 0 16 21 103 TEMPERATURE RECORDS LOWEST(C) -9.0 -14.0 -8.0 4.0 4.0 12.0 14.0 10.0 7.0 2.0 -8.0 -5.0 -14.0 DAY 4 19 2 2 4 16 6 27 26 29 22 25 MAXIMUM AIR TEMPERATURE (C) 7.6 5.0 14.0 24.9 25.8 32.1 33.1 35.4 32.1 25.7 14.7 9.7 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 6 8 25 30 31 25 5 0 0 130 DAYS WITH MAXIMUM TEMP. <= 0 0 6 0 0 0 0 0 0 0 0 0 0 6 TEMPERATURE RECORDS HIGHEST(C) 13.0 14.0 23.0 32.0 33.0 36.0 38.0 38.0 37.0 33.0 21.0 17.0 38.0 DAY 30 1 23 26 29 26 26 10 3 1 8 7 DIF. BETWEEN (MAX.-MIN.) (C) 9.8 9.3 12.8 15.5 13.9 16.0 14.9 18.7 19.3 18.2 15.0 10.3 14.5 MEAN DAILY TEMP. (MDT) (C) 2.7 0.4 7.6 17.1 18.9 24.1 25.6 26.1 22.5 16.6 7.2 4.5 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 20.5 94.0 144.0 157.0 57.0 1.0 0.0 0.0 473.5 HEATING DEG. DAYS(BASE 18 0C) 474.5 494.0 323.5 52.5 34.5 0.0 0.0 0.0 2.0 57.0 324.0 417.0 2179.0 DEWPOINT (MEAN C) -0.6 -3.5 2.9 8.8 8.7 11.0 10.8 12.3 8.8 6.0 1.5 0.4 5.6 MIXING RATIO (G/KG) 4.38 3.53 5.63 8.45 8.41 9.72 9.59 10.68 8.49 7.07 5.09 4.65 7.14 VAPOUR PRESSURE (HPA) 6.06 4.88 7.76 11.60 11.52 13.28 13.05 14.53 11.61 9.75 7.04 6.45 9.79 SATURATION DEF. (HPA) 2.22 2.28 4.56 12.42 15.68 24.37 27.26 28.92 22.18 13.69 5.13 2.94 13.47 RELATIVE HUMIDITY (MEAN %) 77 73 69 54 47 38 34 36 38 45 63 73 54 RELATIVE HUMIDITY (MAX. %) 93 88 90 78 64 53 48 55 60 64 81 91 72 RELATIVE HUMIDITY (MIN. %) 64 58 53 40 36 29 27 26 26 32 47 56 41 RELATIVE HUMIDITY (MEAN% 03UTC) 91 85 88 76 62 53 48 53 60 62 79 90 71 RELATIVE HUMIDITY (MEAN% 09UTC) 67 66 61 45 42 32 29 31 29 37 54 62 46 RELATIVE HUMIDITY (MEAN% 15UTC) 78 73 64 52 47 36 31 33 35 46 63 77 53 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.1 45.0 45.0 16.7 50.2 0.3 0.0 0.0 0.0 0.0 0.7 46.0 259.0 DAYS WITH PRECIPITATION >=10 2 2 2 1 2 0 0 0 0 0 0 2 11 DAYS WITH PRECIPITATION >= 5 3 3 5 1 2 0 0 0 0 0 0 4 18 DAYS WITH PRECIPITATION >= 1 6 6 5 4 4 0 0 0 0 0 0 8 33 DAYS WITH PRECIPITATION 11 7 14 9 8 5 2 0 0 0 2 8 66 GREATEST DAILY PRECIPITATION 21.0 22.0 15.0 13.3 27.0 0.3 0.0 0.0 0.0 0.0 0.5 15.0 27.0 DAY 17 9 1 20 3 1 ** ** ** ** 30 10 DAY WITH THUNDER STORM 0 0 1 2 1 1 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 3 3 3 0 0 0 0 0 0 0 1 3 13 DAYS WITH DUST 0 1 0 1 0 1 0 0 0 4 2 0 9 WIND DIRECTION (PREVAILING) 180 45 90 180 90 90 90 90 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 4.1 4.5 6.0 3.4 4.5 5.2 5.6 4.0 3.4 3.3 7.9 2.5 4.6 PREVAILING WIND PERCENT 22.6 20.0 21.3 25.3 40.6 62.0 71.0 77.4 70.7 41.9 17.3 27.7 39.5 CALMS PERCENT OF WIND 5.8 4.3 3.2 0.0 1.3 0.7 0.6 0.0 0.0 0.0 58.7 7.1 6.7 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 162 60 82 103 83 88 79 87 83 117 108 153 91 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.6 0.8 1.1 2.1 3.4 4.7 3.5 2.5 1.4 1.5 0.7 1.8 WIND STEADINESES (MEAN %) 21.6 13.0 19.0 27.5 50.0 77.3 92.2 94.6 75.8 45.2 50.0 20.6 46.2 WIND SPEED (MEAN KNOTS) 3.7 4.6 4.2 4.0 4.2 4.4 5.1 3.7 3.3 3.1 3.0 3.4 3.9 FASTEST WIND DIRECTION 50 230 90 230 230 90 70 90 360 120 90 110 90 FASTEST WIND SPEED (KNOTS) 14 24 14 14 14 10 10 12 12 10 26 14 26 DAY 2 21 8 8 20 1 2 17 20 4 29 10 DAYS WITH SKY CLEAR (0-2)/8 13 10 11 12 14 29 28 31 29 27 14 10 228 DAYS WITH P.CLOUDY (3-6)/8 7 13 16 14 11 1 3 0 1 4 10 15 95 DAYS WITH CLOUDY (7-8)/8 11 5 4 4 6 0 0 0 0 0 6 6 42 DAYS WITH VISIBILITY =< 2 KM 5 2 2 0 0 0 0 0 0 0 0 3 12 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.5 863.7 865.8 866.5 864.3 863.6 860.4 861.2 863.2 867.6 868.0 868.3 865.0 MAX. QFE PRESSURE IN HPA 872.2 869.8 872.2 873.7 869.2 868.8 864.1 864.8 868.2 876.5 877.0 875.3 877.0 DAY-HOUR 6- 6 23- 6 15- 6 9- 6 5-15 21- 6 15- 6 29- 9 25- 6 20- 6 3- 6 5- 6 MIN. QFE PRESSURE IN HPA 855.4 855.2 852.0 858.6 858.0 854.4 856.3 856.5 857.8 861.0 860.8 862.5 852.0 DAY-HOUR 23-12 17- 9 1- 9 19-12 30-12 28-12 27-15 3-12 12-15 30-12 26- 3 1-12 MEAN QNH PRESSURE IN HPA 1032.4 1027.9 1030.4 1031.2 1028.6 1027.8 1024.2 1025.0 1027.4 1032.4 1032.9 1033.3 1029.5 MAX. QNH PRESSURE IN HPA 1037.8 1035.0 1037.8 1039.5 1034.3 1033.8 1028.4 1029.2 1033.2 1042.7 1043.3 1041.3 1043.3 DAY-HOUR 6- 6 23- 6 15- 6 9- 6 5-15 21- 6 15- 6 29- 9 25- 6 20- 6 3- 6 5- 6 MIN. QNH PRESSURE IN HPA 1018.4 1018.2 1014.5 1022.1 1021.4 1017.3 1019.4 1019.7 1021.2 1024.9 1024.6 1026.6 1014.5 DAY-HOUR 23-12 17- 9 1- 9 19-12 30-12 28-12 27-15 3-12 12-15 30-12 26- 3 1-12 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 867.7 863.6 865.9 867.1 864.7 864.2 861.1 861.8 864.1 868.3 868.1 868.5 865.4 MAX. QFE PRESSURE IN HPA 871.5 869.0 872.0 873.0 868.8 868.5 863.8 864.5 868.1 876.0 872.8 875.0 876.0 DAY 6 23 21 9 7 22 16 30 25 20 3 6 MIN. QFE PRESSURE IN HPA 858.8 856.2 854.0 860.6 859.2 857.0 858.5 858.0 860.2 863.0 860.8 863.6 854.0 DAY 23 17 1 19 20 28 3 3 12 15 26 10 MEAN QNH PRESSURE IN HPA 1032.6 1027.9 1030.5 1031.9 1029.2 1028.6 1025.0 1025.7 1028.4 1033.3 1033.0 1033.5 1030.0 MAX. QNH PRESSURE IN HPA 1037.0 1034.1 1037.5 1038.7 1033.8 1033.5 1028.1 1028.9 1033.0 1042.1 1038.5 1041.0 1042.1 DAY 6 23 21 9 7 22 16 30 25 20 3 6 MIN. QNH PRESSURE IN HPA 1022.3 1019.3 1016.8 1024.4 1022.8 1020.3 1022.0 1021.4 1023.9 1027.2 1024.6 1027.9 1016.8 DAY 23 17 1 19 20 28 3 3 12 15 26 10 MEAN QFF PRESSURE IN HPA 1036.0 1032.5 1030.5 1025.7 1021.2 1017.3 1012.9 1013.6 1019.0 1027.6 1033.8 1035.8 1025.5 MAX. QFF PRESSURE IN HPA 1043.7 1041.5 1039.3 1033.6 1031.0 1023.2 1017.8 1018.4 1024.9 1038.5 1041.8 1041.5 1043.7 DAY 6 23 15 9 4 9 16 30 25 21 22 6 MIN. QFF PRESSURE IN HPA 1021.4 1019.4 1017.7 1015.3 1011.4 1006.7 1008.4 1008.1 1013.9 1020.2 1022.1 1024.8 1006.7 DAY 23 26 24 19 31 28 28 3 12 15 26 10 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.6 864.5 866.6 867.5 865.1 864.4 861.2 862.2 864.2 868.7 868.9 869.2 865.9 MAX. QFE PRESSURE IN HPA 872.2 869.8 872.2 873.7 869.2 868.8 864.1 864.5 868.2 876.5 877.0 875.3 877.0 DAY 6 23 15 9 7 21 15 28 25 20 3 5 MIN. QFE PRESSURE IN HPA 858.3 856.2 852.8 861.4 860.2 856.7 858.5 858.4 860.1 863.2 861.0 865.0 852.8 DAY 23 17 1 19 20 28 27 3 12 30 26 10 MEAN QNH PRESSURE IN HPA 1033.6 1028.9 1031.3 1032.4 1029.6 1028.8 1025.1 1026.3 1028.5 1033.8 1034.0 1034.3 1030.5 MAX. QNH PRESSURE IN HPA 1037.8 1035.0 1037.8 1039.5 1034.3 1033.8 1028.4 1028.9 1033.2 1042.7 1043.3 1041.3 1043.3 DAY 6 23 15 9 7 21 15 28 25 20 3 5 MIN. QNH PRESSURE IN HPA 1021.8 1019.3 1015.4 1025.3 1023.9 1019.9 1022.0 1021.9 1023.8 1027.4 1024.9 1029.5 1015.4 DAY 23 17 1 19 20 28 27 3 12 30 26 10 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 867.5 864.0 866.0 866.8 864.6 863.9 860.6 861.4 863.4 867.8 868.0 868.3 865.2 MAX. QFE PRESSURE IN HPA 871.2 869.0 871.0 872.7 869.0 868.0 863.6 864.8 868.0 876.3 874.0 875.0 876.3 DAY 6 23 15 9 4 21 15 29 24 20 22 5 MIN. QFE PRESSURE IN HPA 856.4 855.2 852.0 860.5 860.0 855.8 858.0 858.0 858.8 862.1 862.0 864.0 852.0 DAY 23 17 1 19 30 28 27 3 12 30 26 1 MEAN QNH PRESSURE IN HPA 1032.4 1028.3 1030.7 1031.5 1029.0 1028.1 1024.5 1025.3 1027.7 1032.7 1032.9 1033.3 1029.7 MAX. QNH PRESSURE IN HPA 1036.6 1034.1 1036.4 1038.3 1034.1 1032.9 1027.9 1029.2 1032.9 1042.5 1039.8 1041.0 1042.5 DAY 6 23 15 9 4 21 15 29 24 20 22 5 MIN. QNH PRESSURE IN HPA 1019.6 1018.2 1014.5 1024.3 1023.7 1018.9 1021.4 1021.4 1022.3 1026.1 1026.0 1028.3 1014.5 DAY 23 17 1 19 30 28 27 3 12 30 26 1 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 866.7 863.0 865.0 865.5 863.4 862.7 859.6 860.2 862.4 866.7 867.3 867.5 864.2 MAX. QFE PRESSURE IN HPA 870.8 868.2 869.2 871.0 868.2 867.0 863.0 863.0 867.4 875.2 873.0 874.2 875.2 DAY 6 23 2 9 5 21 15 29 24 20 22 5 MIN. QFE PRESSURE IN HPA 855.4 855.8 853.6 858.6 858.0 854.4 856.8 856.5 858.2 861.0 861.6 862.5 853.6 DAY 23 17 1 19 30 28 27 3 12 30 19 1 MEAN QNH PRESSURE IN HPA 1031.5 1027.1 1029.4 1030.0 1027.7 1026.8 1023.2 1023.9 1026.5 1031.4 1032.1 1032.4 1028.5 MAX. QNH PRESSURE IN HPA 1036.1 1033.2 1034.3 1036.4 1033.2 1031.8 1027.2 1027.2 1032.2 1041.2 1038.7 1040.1 1041.2 DAY 6 23 2 9 5 21 15 29 24 20 22 5 MIN. QNH PRESSURE IN HPA 1018.4 1018.9 1016.3 1022.1 1021.4 1017.3 1020.0 1019.7 1021.6 1024.9 1025.6 1026.6 1016.3 DAY 23 17 1 19 30 28 27 3 12 30 19 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 863.4 865.5 865.8 863.5 862.7 859.7 860.2 862.1 866.5 867.6 868.1 864.4 MAX. QFE PRESSURE IN HPA 871.2 869.2 869.8 871.0 869.2 867.2 863.0 863.0 867.0 876.0 873.0 874.4 876.0 DAY 6 4 18 9 5 21 15 29 24 20 22 5 MIN. QFE PRESSURE IN HPA 856.2 855.2 858.0 860.4 858.0 855.2 856.3 856.6 857.8 861.0 861.6 863.7 855.2 DAY 23 20 1 6 30 28 27 16 12 30 5 1 MEAN QNH PRESSURE IN HPA 1031.9 1027.6 1030.0 1030.4 1027.8 1026.9 1023.4 1024.0 1026.2 1031.2 1032.5 1033.1 1028.7 MAX. QNH PRESSURE IN HPA 1036.6 1034.3 1035.0 1036.4 1034.3 1032.0 1027.2 1027.2 1031.8 1042.1 1038.7 1040.3 1042.1 DAY 6 4 18 9 5 21 15 29 24 20 22 5 MIN. QNH PRESSURE IN HPA 1019.3 1018.2 1021.4 1024.2 1021.4 1018.2 1019.4 1019.8 1021.2 1024.9 1025.6 1028.0 1018.2 DAY 23 20 1 6 30 28 27 16 12 30 5 1 MEAN QFF PRESSURE IN HPA 1035.0 1032.1 1029.7 1023.9 1019.7 1015.5 1011.2 1011.7 1016.6 1025.4 1033.1 1035.3 1024.1 MAX. QFF PRESSURE IN HPA 1042.6 1040.4 1040.7 1031.4 1031.0 1021.2 1016.5 1016.2 1024.6 1038.0 1042.3 1040.7 1042.6 DAY 6 23 2 9 4 8 15 30 28 20 22 5 MIN. QFF PRESSURE IN HPA 1019.4 1021.8 1018.8 1016.4 1010.2 1004.6 1005.3 1006.5 1010.3 1018.1 1026.3 1027.0 1004.6 DAY 23 20 23 6 30 28 27 16 15 3 25 9 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) ***** ***** 6.5 14.0 22.4 29.0 28.2 28.3 23.5 17.8 9.0 5.3 ***** MINIMUN AIR TEMPERATURE (C) ***** 0.5 -0.6 6.9 13.0 17.0 17.8 16.3 11.1 6.1 0.8 -3.8 ***** DAYS WITH MINIMUM TEMP. >=21 **** 0 0 0 0 0 1 1 0 0 0 0 **** DAYS WITH MINIMUM TEMP. <=-4 **** 2 9 0 0 0 0 0 0 0 2 21 **** DAYS WITH FREEZING MIN.<= 0 **** 9 18 2 0 0 0 0 0 0 18 31 **** TEMPERATURE RECORDS LOWEST(C) ***** -7.0 -15.0 -2.0 9.0 13.0 14.0 11.0 8.0 3.0 -5.0 -6.0 ***** DAY ** 9 15 9 2 12 18 16 14 18 27 5 MAXIMUM AIR TEMPERATURE (C) ***** 15.5 11.4 19.2 28.2 35.2 33.2 34.5 30.4 24.7 15.4 12.9 ***** DAYS WITH MAXIMUM TEMP. >=30 **** 0 0 1 18 30 31 31 18 0 0 0 **** DAYS WITH MAXIMUM TEMP. <= 0 **** 0 2 0 0 0 0 0 0 0 0 0 **** TEMPERATURE RECORDS HIGHEST(C)***** 22.0 22.0 30.0 35.0 38.0 43.0 37.0 35.0 29.0 23.0 17.0 ***** DAY ** 27 1 26 31 1 6 11 2 1 1 7 DIF. BETWEEN (MAX.-MIN.) (C) ***** 15.0 12.0 12.3 15.2 18.2 15.4 18.2 19.3 18.6 14.6 16.7 ***** MEAN DAILY TEMP. (MDT) (C) ***** 8.0 5.4 13.0 20.6 26.1 25.5 25.4 20.7 15.4 8.1 4.5 ***** COOLING DEG. DAYS(BASE 21 0C)****** 0.0 0.0 2.0 48.5 153.5 139.5 136.5 16.0 0.0 0.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C)****** 207.5 391.0 162.5 29.0 0.0 0.0 0.0 0.0 81.5 297.5 417.0 ****** DEWPOINT (MEAN C) ***** ***** 0.4 7.0 12.0 16.1 16.1 14.8 12.5 9.6 3.8 -0.2 ***** MIXING RATIO (G/KG) ****** ****** 4.80 7.58 10.34 13.86 13.82 12.71 10.85 8.98 6.00 4.48 ****** VAPOUR PRESSURE (HPA) ****** ****** 6.61 10.40 14.16 18.78 18.68 17.23 14.85 12.37 8.30 6.22 ****** SATURATION DEF. 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QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.5 4.2 10.1 14.2 22.6 24.1 27.0 24.6 21.5 13.1 7.6 4.0 14.6 MINIMUN AIR TEMPERATURE (C) -3.4 -2.5 1.6 6.3 13.1 15.9 19.9 17.9 13.9 5.4 1.6 -0.5 7.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 11 3 0 0 0 0 17 DAYS WITH MINIMUM TEMP. <=-4 14 10 1 0 0 0 0 0 0 0 2 3 30 DAYS WITH FREEZING MIN.<= 0 26 23 12 0 0 0 0 0 0 4 12 23 100 TEMPERATURE RECORDS LOWEST(C) -11.0 -9.0 -5.0 1.0 8.0 8.0 16.0 14.0 8.0 -3.0 -4.0 -4.0 -11.0 DAY 10 1 5 18 2 8 21 11 27 29 27 1 MAXIMUM AIR TEMPERATURE (C) 7.9 9.5 15.0 17.9 29.1 31.9 34.1 31.7 31.0 23.1 16.7 11.8 21.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 14 27 31 29 19 0 0 0 121 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 16.0 15.0 23.0 32.0 35.0 37.0 40.0 34.0 36.0 28.0 23.0 16.0 40.0 DAY 21 26 26 30 29 4 12 7 13 1 5 5 DIF. BETWEEN (MAX.-MIN.) (C) 11.3 12.0 13.4 11.6 16.0 16.0 14.2 13.8 17.1 17.7 15.1 12.3 14.2 MEAN DAILY TEMP. (MDT) (C) 2.2 3.5 8.3 12.1 21.1 23.9 27.0 24.8 22.5 14.2 9.1 5.6 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.5 28.0 100.5 185.0 117.5 57.0 0.0 0.0 0.0 490.5 HEATING DEG. DAYS(BASE 18 0C) 489.0 407.0 300.0 189.0 9.0 4.5 0.0 0.0 0.0 118.5 265.5 383.5 2166.0 DEWPOINT (MEAN C) -0.4 -0.9 0.5 5.2 12.2 7.0 10.0 8.3 6.0 0.2 -3.0 -2.8 3.5 MIXING RATIO (G/KG) 4.46 4.29 4.79 6.65 10.66 7.55 9.18 8.17 7.05 4.73 3.69 3.70 6.24 VAPOUR PRESSURE (HPA) 6.19 5.93 6.60 9.14 14.54 10.35 12.52 11.18 9.68 6.56 5.13 5.12 8.58 SATURATION DEF. (HPA) 1.58 2.83 6.45 8.67 14.27 21.44 24.33 20.82 17.67 9.98 6.12 3.37 11.46 RELATIVE HUMIDITY (MEAN %) 82 72 55 59 55 35 35 36 38 43 50 64 52 RELATIVE HUMIDITY (MAX. %) 94 90 82 78 69 46 44 44 49 57 67 78 67 RELATIVE HUMIDITY (MIN. %) 71 58 37 46 42 26 28 30 29 31 34 46 40 RELATIVE HUMIDITY (MEAN% 03UTC) 91 88 80 77 65 39 40 40 46 55 64 75 63 RELATIVE HUMIDITY (MEAN% 09UTC) 74 63 42 52 44 27 30 31 32 34 37 51 43 RELATIVE HUMIDITY (MEAN% 15UTC) 86 73 51 56 53 31 32 33 32 38 45 59 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 40.0 18.6 56.6 76.4 28.0 8.0 0.0 0.0 0.0 0.0 23.5 18.9 270.0 DAYS WITH PRECIPITATION >=10 0 0 2 2 1 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 5 5 2 4 5 1 1 0 0 0 0 3 2 23 DAYS WITH PRECIPITATION >= 1 8 6 10 11 4 1 0 0 0 0 4 4 48 DAYS WITH PRECIPITATION 9 8 10 12 4 1 1 0 0 0 5 6 56 GREATEST DAILY PRECIPITATION 9.0 6.0 22.0 24.0 21.0 8.0 0.0 0.0 0.0 0.0 8.0 10.0 24.0 DAY 22 16 13 16 1 7 ** ** ** ** 12 14 DAY WITH THUNDER STORM 0 0 1 1 1 1 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 7 1 0 0 0 0 0 0 0 0 0 0 8 DAYS WITH DUST 0 0 5 0 1 2 2 3 2 1 0 0 16 WIND DIRECTION (PREVAILING) 360 360 360 360 45 45 45 45 90 90 180 180 45 PREVAILING WIND SPEED(KNOTS) 3.0 4.0 4.8 4.7 5.6 8.8 7.1 6.8 5.4 5.1 2.7 3.2 5.7 PREVAILING WIND PERCENT 30.3 22.1 29.0 34.0 30.7 37.1 52.4 58.1 47.5 29.8 30.0 25.8 27.6 CALMS PERCENT OF WIND 3.9 0.7 0.0 2.7 10.2 7.5 11.3 9.7 17.9 13.3 20.8 6.5 9.7 NO. OF WIND OBSERVATION 155 140 155 150 205 240 248 248 240 248 240 248 2517 VECTOR WIND DIRECTION (MEAN) 13 112 285 33 52 58 63 57 91 99 136 228 63 VECTOR WIND MAGNITUDE(KNOTS) 1.1 0.5 1.5 1.7 2.9 5.0 6.1 5.7 3.4 2.2 0.9 0.5 2.1 WIND STEADINESES (MEAN %) 34.4 9.3 24.6 33.3 49.2 64.1 88.4 90.5 85.0 59.5 37.5 17.2 42.0 WIND SPEED (MEAN KNOTS) 3.2 5.4 6.1 5.1 5.9 7.8 6.9 6.3 4.0 3.7 2.4 2.9 5.0 FASTEST WIND DIRECTION 210 210 270 270 90 50 50 360 90 180 90 180 270 FASTEST WIND SPEED (KNOTS) 14 13 28 17 18 22 21 21 18 17 12 8 28 DAY 23 7 17 14 30 24 29 21 22 21 23 8 DAYS WITH SKY CLEAR (0-2)/8 9 13 8 7 17 29 31 28 29 30 23 15 239 DAYS WITH P.CLOUDY (3-6)/8 13 11 18 11 12 0 0 3 1 1 4 11 85 DAYS WITH CLOUDY (7-8)/8 9 4 5 12 2 1 0 0 0 0 3 5 41 DAYS WITH VISIBILITY =< 2 KM 0 0 0 0 0 0 0 0 0 0 2 1 3 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 869.4 867.4 865.2 865.8 864.3 863.6 861.2 863.6 864.6 870.3 869.7 867.5 866.0 MAX. QFE PRESSURE IN HPA 877.4 875.8 875.8 871.4 872.6 868.7 866.3 868.1 870.6 876.0 876.3 876.8 877.4 DAY-HOUR 10- 6 22- 6 4- 6 27- 6 14- 6 11- 6 24- 9 9-21 25- 6 25- 6 29- 9 5- 6 MIN. QFE PRESSURE IN HPA 862.0 860.2 855.2 859.7 852.4 853.1 857.6 859.4 859.2 863.7 862.6 857.1 852.4 DAY-HOUR 22-12 17-12 9-12 15-12 30-12 6-18 12-15 7-15 19-15 1-12 24-12 22-12 MEAN QNH PRESSURE IN HPA 1034.6 1032.2 1029.7 1030.4 1028.7 1027.9 1025.0 1027.9 1029.0 1035.6 1034.9 1032.3 1030.7 MAX. QNH PRESSURE IN HPA 1043.8 1041.9 1041.9 1036.8 1038.2 1033.7 1031.0 1033.0 1035.9 1042.1 1042.5 1043.1 1043.8 DAY-HOUR 10- 6 22- 6 4- 6 27- 6 14- 6 11- 6 24- 9 9-21 25- 6 25- 6 29- 9 5- 6 MIN. QNH PRESSURE IN HPA 1026.0 1023.9 1018.2 1023.4 1015.0 1015.8 1020.9 1023.0 1022.8 1028.0 1026.7 1020.4 1015.0 DAY-HOUR 22-12 17-12 9-12 15-12 30-12 6-18 12-15 7-15 19-15 1-12 24-12 22-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1017.4 1016.8 1012.2 1016.4 1019.4 1031.3 1034.1 1033.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1029.3 1027.0 1017.6 1023.5 1027.8 1042.9 1045.0 1045.8 ****** DAY-HOUR **-** **-** **-** **-** 2- 3 9- 3 24- 6 9-21 29- 3 28- 3 29- 6 5- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1002.5 1002.2 1006.4 1010.9 1011.4 1020.5 1021.7 1020.5 ****** DAY-HOUR **-** **-** **-** **-** 30-12 6-21 12-12 7-12 1-18 1- 9 24- 0 22-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 862.6 863.5 861.2 863.6 864.6 870.2 869.8 867.4 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 867.7 867.6 865.0 867.7 869.4 874.6 875.0 876.0 ****** DAY ** ** ** ** 16 20 24 10 25 25 1 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 854.5 855.3 858.2 860.4 860.8 864.8 863.0 857.5 ****** DAY ** ** ** ** 31 7 15 8 2 2 24 23 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1026.7 1027.8 1025.0 1027.8 1029.0 1035.4 1035.0 1032.2 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1032.6 1032.5 1029.5 1032.6 1034.5 1040.5 1041.0 1042.1 ****** DAY ** ** ** ** 16 20 24 10 25 25 1 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1017.4 1018.3 1021.6 1024.2 1024.6 1029.2 1027.2 1020.8 ****** DAY ** ** ** ** 31 7 15 8 2 2 24 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.5 1017.1 1012.5 1016.3 1019.3 1030.8 1033.8 1033.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1024.4 1026.0 1016.8 1022.9 1026.1 1040.4 1041.6 1043.2 ****** DAY ** ** ** ** 16 9 24 10 29 28 29 4 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1004.6 1004.9 1008.0 1011.5 1013.3 1021.8 1021.7 1020.6 ****** DAY ** ** ** ** 30 7 15 8 2 2 24 23 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 869.6 867.7 865.7 866.2 865.4 864.0 861.5 863.9 865.0 870.4 869.8 867.2 866.3 MAX. QFE PRESSURE IN HPA 876.4 874.6 875.2 870.6 871.6 868.0 865.0 867.8 870.0 875.2 875.5 876.0 876.4 DAY 10 22 4 27 15 11 24 10 25 25 1 4 MIN. QFE PRESSURE IN HPA 862.6 861.2 857.0 860.2 854.9 856.4 858.8 861.0 861.3 865.3 863.0 857.6 854.9 DAY 22 14 9 2 30 6 12 7 11 1 24 23 MEAN QNH PRESSURE IN HPA 1034.7 1032.5 1030.3 1030.8 1029.9 1028.3 1025.4 1028.2 1029.4 1035.7 1035.0 1032.0 1031.0 MAX. QNH PRESSURE IN HPA 1042.6 1040.5 1041.2 1035.9 1037.1 1032.9 1029.5 1032.7 1035.2 1041.2 1041.6 1042.1 1042.6 DAY 10 22 4 27 15 11 24 10 25 25 1 4 MIN. QNH PRESSURE IN HPA 1026.7 1025.1 1020.3 1023.9 1017.8 1019.6 1022.3 1024.9 1025.2 1029.8 1027.2 1020.9 1017.8 DAY 22 14 9 2 30 6 12 7 11 1 24 23 MEAN QFF PRESSURE IN HPA 1039.0 1036.0 1029.7 1027.2 1020.5 1017.8 1013.1 1017.7 1021.2 1033.1 1035.6 1034.4 1027.1 MAX. QFF PRESSURE IN HPA 1051.9 1046.0 1043.2 1035.6 1029.3 1027.0 1016.6 1023.0 1027.8 1042.9 1043.9 1045.5 1051.9 DAY 10 22 4 18 2 9 24 10 29 28 29 4 MIN. QFF PRESSURE IN HPA 1024.1 1024.1 1017.4 1015.7 1006.0 1007.8 1008.9 1012.8 1015.5 1024.5 1023.5 1021.3 1006.0 DAY 22 14 9 30 30 6 12 1 2 2 24 23 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 870.4 868.2 866.1 866.6 865.7 864.4 861.7 864.2 865.4 871.0 870.5 868.5 866.9 MAX. QFE PRESSURE IN HPA 877.4 875.8 875.8 871.4 872.6 868.7 866.0 868.0 870.6 876.0 876.0 876.8 877.4 DAY 10 22 4 27 14 11 24 10 25 25 29 5 MIN. QFE PRESSURE IN HPA 863.4 862.2 856.8 859.8 855.2 856.4 858.9 861.3 861.6 865.4 863.7 859.0 855.2 DAY 22 14 9 2 30 6 12 7 1 1 24 22 MEAN QNH PRESSURE IN HPA 1035.6 1033.1 1030.7 1031.3 1030.3 1028.8 1025.7 1028.5 1029.9 1036.3 1035.8 1033.5 1031.6 MAX. QNH PRESSURE IN HPA 1043.8 1041.9 1041.9 1036.8 1038.2 1033.7 1030.6 1032.9 1035.9 1042.1 1042.1 1043.1 1043.8 DAY 10 22 4 27 14 11 24 10 25 25 29 5 MIN. QNH PRESSURE IN HPA 1027.6 1026.2 1020.0 1023.5 1018.2 1019.6 1022.4 1025.2 1025.6 1029.9 1028.0 1022.6 1018.2 DAY 22 14 9 2 30 6 12 7 1 1 24 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.6 1017.5 1012.7 1016.8 1020.2 1032.0 1035.2 1035.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1023.3 1026.9 1017.6 1022.9 1027.2 1041.2 1045.0 1045.8 ****** DAY ** ** ** ** 16 9 24 10 29 27 29 5 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1005.6 1007.8 1007.9 1012.8 1013.9 1022.8 1024.7 1023.2 ****** DAY ** ** ** ** 29 6 12 7 1 1 24 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 869.5 867.6 865.5 866.1 865.1 864.0 861.3 863.8 865.0 870.5 870.1 868.0 866.4 MAX. QFE PRESSURE IN HPA 875.8 875.4 875.2 870.2 872.2 868.3 866.3 867.5 870.0 875.3 876.3 876.5 876.5 DAY 10 22 4 20 14 11 24 10 25 25 29 5 MIN. QFE PRESSURE IN HPA 862.4 861.8 855.6 860.0 854.5 855.8 858.4 860.8 860.6 864.8 863.2 858.0 854.5 DAY 22 14 9 2 30 6 15 7 1 1 24 22 MEAN QNH PRESSURE IN HPA 1034.7 1032.4 1030.0 1030.8 1029.6 1028.3 1025.2 1028.1 1029.5 1035.8 1035.3 1032.9 1031.0 MAX. QNH PRESSURE IN HPA 1041.9 1041.4 1041.2 1035.5 1037.8 1033.3 1031.0 1032.4 1035.2 1041.3 1042.5 1042.7 1042.7 DAY 10 22 4 20 14 11 24 10 25 25 29 5 MIN. QNH PRESSURE IN HPA 1026.5 1025.8 1018.6 1023.7 1017.4 1018.9 1021.9 1024.6 1024.4 1029.2 1027.4 1021.4 1017.4 DAY 22 14 9 2 30 6 15 7 1 1 24 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1015.7 1016.7 1011.6 1015.8 1018.7 1030.0 1033.0 1033.0 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1021.0 1026.1 1017.1 1022.1 1025.4 1038.5 1043.4 1042.8 ****** DAY ** ** ** ** 19 9 24 10 29 26 29 5 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1005.1 1004.5 1007.0 1011.1 1012.0 1020.5 1024.8 1021.4 ****** DAY ** ** ** ** 30 6 12 7 1 1 24 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 868.7 866.5 864.2 865.0 864.1 863.0 860.5 863.0 863.8 869.6 869.0 866.8 865.3 MAX. QFE PRESSURE IN HPA 875.2 874.4 874.0 869.4 871.6 867.2 865.0 866.0 868.6 874.4 874.2 874.8 875.2 DAY 10 22 4 20 14 11 24 10 25 25 29 3 MIN. QFE PRESSURE IN HPA 862.0 860.2 855.2 859.7 852.4 854.2 858.0 859.7 859.6 863.7 862.6 857.1 852.4 DAY 22 17 9 15 30 6 12 7 1 1 24 22 MEAN QNH PRESSURE IN HPA 1033.7 1031.3 1028.6 1029.5 1028.4 1027.2 1024.3 1027.1 1028.1 1034.7 1034.1 1031.5 1029.9 MAX. QNH PRESSURE IN HPA 1041.2 1040.3 1039.8 1034.5 1037.1 1032.0 1029.5 1030.6 1033.6 1040.3 1040.1 1040.8 1041.2 DAY 10 22 4 20 14 11 24 10 25 25 29 3 MIN. QNH PRESSURE IN HPA 1026.0 1023.9 1018.2 1023.4 1015.0 1017.0 1021.4 1023.4 1023.3 1028.0 1026.7 1020.4 1015.0 DAY 22 17 9 15 30 6 12 7 1 1 24 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1015.0 1016.1 1011.4 1015.3 1018.0 1030.0 1032.9 1032.4 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1021.0 1024.7 1016.2 1020.2 1024.9 1039.0 1042.1 1042.1 ****** DAY ** ** ** ** 18 9 24 10 25 28 29 3 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1002.5 1003.8 1006.4 1010.9 1011.8 1020.6 1024.2 1020.5 ****** DAY ** ** ** ** 30 6 12 7 19 1 24 22 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 869.0 867.0 864.5 865.2 864.0 862.8 860.4 862.9 863.6 869.7 869.1 867.0 865.4 MAX. QFE PRESSURE IN HPA 875.6 874.2 873.8 870.4 872.0 867.3 864.6 866.2 868.3 875.2 873.8 875.3 875.6 DAY 10 22 4 21 14 11 24 26 25 25 1 3 MIN. QFE PRESSURE IN HPA 862.6 860.4 856.2 860.2 853.3 853.5 857.6 859.4 859.2 863.7 863.4 857.2 853.3 DAY 22 17 9 9 30 6 12 7 19 1 24 22 MEAN QNH PRESSURE IN HPA 1034.1 1031.7 1028.8 1029.7 1028.3 1026.9 1024.1 1027.0 1027.9 1034.9 1034.2 1031.8 1030.0 MAX. QNH PRESSURE IN HPA 1041.7 1040.1 1039.6 1035.7 1037.5 1032.1 1029.0 1030.9 1033.3 1041.2 1039.6 1041.3 1041.7 DAY 10 22 4 21 14 11 24 26 25 25 1 3 MIN. QNH PRESSURE IN HPA 1026.7 1024.2 1019.3 1023.9 1016.0 1016.2 1020.9 1023.0 1022.8 1028.0 1027.6 1020.5 1016.0 DAY 22 17 9 9 30 6 12 7 19 1 24 22 MEAN QFF PRESSURE IN HPA 1038.3 1034.9 1028.2 1025.9 1018.8 1016.3 1011.7 1016.5 1019.4 1032.2 1034.8 1034.2 1025.9 MAX. QFF PRESSURE IN HPA 1050.5 1045.0 1042.8 1036.3 1027.6 1024.2 1016.1 1020.4 1026.3 1042.6 1043.3 1044.7 1050.5 DAY 10 22 4 17 14 9 24 26 25 28 29 3 MIN. QFF PRESSURE IN HPA 1024.2 1026.0 1016.3 1014.9 1004.9 1003.4 1006.9 1011.6 1012.7 1022.5 1025.7 1021.1 1003.4 DAY 22 17 9 30 29 6 12 1 1 1 24 22 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 862.7 863.6 861.4 863.8 864.7 870.6 869.7 867.6 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 869.0 867.6 865.5 867.3 869.0 875.7 874.0 875.9 ****** DAY ** ** ** ** 15 10 24 9 25 31 1 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 854.6 853.1 858.7 860.6 859.6 865.0 864.0 857.5 ****** DAY ** ** ** ** 30 6 14 7 1 1 23 22 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1026.8 1027.8 1025.3 1028.1 1029.1 1035.9 1034.9 1032.4 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1034.1 1032.5 1030.0 1032.1 1034.1 1041.8 1039.8 1042.0 ****** DAY ** ** ** ** 15 10 24 9 25 31 1 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1017.5 1015.8 1022.2 1024.4 1023.3 1029.5 1028.3 1020.8 ****** DAY ** ** ** ** 30 6 14 7 1 1 23 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.0 1016.6 1012.4 1016.7 1019.7 1031.8 1034.4 1034.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1025.4 1024.8 1016.4 1022.9 1026.3 1041.6 1042.8 1043.9 ****** DAY ** ** ** ** 15 9 24 9 29 27 29 4 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1004.0 1004.4 1007.4 1012.1 1011.4 1022.9 1024.8 1021.3 ****** DAY ** ** ** ** 29 6 12 7 1 1 23 22 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 862.9 863.6 861.5 863.9 864.9 870.7 869.8 867.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 868.6 867.8 865.8 868.1 869.3 875.5 874.4 876.2 ****** DAY ** ** ** ** 15 10 24 9 24 31 1 3 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 854.8 853.8 858.8 860.4 860.4 864.9 863.5 857.6 ****** DAY ** ** ** ** 29 6 14 7 1 1 23 22 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1027.0 1027.9 1025.5 1028.3 1029.4 1036.1 1035.1 1032.4 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1033.6 1032.7 1030.4 1033.0 1034.4 1041.6 1040.3 1042.4 ****** DAY ** ** ** ** 15 10 24 9 24 31 1 3 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1017.7 1016.6 1022.3 1024.2 1024.2 1029.4 1027.7 1020.9 ****** DAY ** ** ** ** 29 6 14 7 1 1 23 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.2 1016.4 1012.2 1016.3 1019.0 1030.6 1033.0 1032.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1024.6 1024.9 1016.8 1023.5 1025.4 1039.7 1040.7 1042.0 ****** DAY ** ** ** ** 15 8 23 9 28 27 25 3 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1004.3 1002.2 1007.2 1011.6 1012.1 1020.8 1022.5 1020.9 ****** DAY ** ** ** ** 29 6 12 7 1 1 23 22 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.8 6.2 10.5 13.3 19.3 22.9 26.3 23.3 18.0 13.3 5.1 2.9 13.6 MINIMUN AIR TEMPERATURE (C) -3.0 1.1 4.4 7.5 11.9 14.4 19.2 16.0 9.2 5.0 -1.9 -2.2 6.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 7 1 0 0 0 0 8 DAYS WITH MINIMUM TEMP. <=-4 16 1 0 0 0 0 0 0 0 0 15 11 43 DAYS WITH FREEZING MIN.<= 0 26 14 4 0 0 0 0 0 0 2 15 24 85 TEMPERATURE RECORDS LOWEST(C) -10.0 -4.0 -2.0 2.0 8.0 10.0 15.0 10.0 2.0 -1.0 -14.0 -10.0 -14.0 DAY 20 26 4 20 2 12 10 29 24 13 29 1 MAXIMUM AIR TEMPERATURE (C) 9.1 13.5 18.7 20.2 27.8 31.1 33.3 31.2 27.5 23.4 14.5 10.6 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 16 25 31 24 13 1 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 16.0 21.0 24.0 26.0 34.0 36.0 37.0 36.0 34.0 30.0 24.0 18.0 37.0 DAY 8 20 20 16 18 9 5 23 3 8 7 22 DIF. BETWEEN (MAX.-MIN.) (C) 12.1 12.4 14.3 12.7 15.9 16.7 14.1 15.2 18.3 18.4 16.4 12.8 14.9 MEAN DAILY TEMP. (MDT) (C) 3.0 7.3 11.6 13.8 19.9 22.7 26.3 23.6 18.4 14.2 6.3 4.2 14.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 18.0 58.5 163.0 80.5 12.5 0.0 0.0 0.0 332.5 HEATING DEG. DAYS(BASE 18 0C) 464.5 300.5 199.5 127.5 18.0 0.0 0.0 0.0 47.5 121.5 350.0 426.5 2055.5 DEWPOINT (MEAN C) -4.7 -0.2 2.9 6.6 8.4 9.5 10.4 6.4 2.3 -3.8 -10.4 -4.2 1.9 MIXING RATIO (G/KG) 3.21 4.46 5.62 7.26 8.19 8.94 9.49 7.22 5.65 3.48 2.28 3.53 5.78 VAPOUR PRESSURE (HPA) 4.45 6.16 7.72 9.95 11.23 12.20 12.93 9.89 7.78 4.83 3.18 4.88 7.93 SATURATION DEF. (HPA) 2.88 3.87 5.83 6.06 12.49 17.23 22.59 20.12 14.86 11.83 6.87 3.09 10.64 RELATIVE HUMIDITY (MEAN %) 64 66 62 66 51 44 37 34 36 32 33 63 49 RELATIVE HUMIDITY (MAX. %) 81 83 80 83 68 54 42 39 44 42 43 78 61 RELATIVE HUMIDITY (MIN. %) 46 47 43 50 37 35 33 30 29 22 24 47 37 RELATIVE HUMIDITY (MEAN% 03UTC) 74 78 75 77 59 50 41 37 42 40 41 73 57 RELATIVE HUMIDITY (MEAN% 09UTC) 48 49 46 53 40 36 34 30 30 23 25 50 39 RELATIVE HUMIDITY (MEAN% 15UTC) 61 60 55 59 47 41 36 33 34 29 31 63 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 21.8 24.4 26.0 80.5 20.7 0.0 0.0 0.0 0.0 7.0 2.0 16.5 198.9 DAYS WITH PRECIPITATION >=10 1 1 1 3 0 0 0 0 0 0 0 0 6 DAYS WITH PRECIPITATION >= 5 2 1 2 7 2 0 0 0 0 0 0 2 16 DAYS WITH PRECIPITATION >= 1 3 5 4 9 5 0 0 0 0 2 1 4 33 DAYS WITH PRECIPITATION 5 6 7 11 6 0 0 0 0 2 3 7 47 GREATEST DAILY PRECIPITATION 10.0 16.0 12.0 22.0 9.0 0.0 0.0 0.0 0.0 4.0 2.0 6.0 22.0 DAY 9 6 1 25 12 ** ** ** ** 12 11 13 DAY WITH THUNDER STORM 0 4 4 6 3 0 0 0 0 0 0 0 17 DAYS WITH SNOW OR SLEET 3 3 0 0 0 0 0 0 0 0 0 1 7 DAYS WITH DUST 1 3 6 3 0 1 0 0 0 3 0 1 18 WIND DIRECTION (PREVAILING) 45 360 45 45 90 90 45 45 45 45 360 360 45 PREVAILING WIND SPEED(KNOTS) 4.3 3.6 4.1 3.4 4.7 4.2 5.1 4.1 3.6 3.0 3.4 2.8 3.8 PREVAILING WIND PERCENT 18.1 25.9 19.4 25.0 36.3 46.7 60.5 58.1 44.2 25.4 32.5 26.6 30.2 CALMS PERCENT OF WIND 8.5 3.1 3.6 5.8 9.3 7.1 9.7 11.3 14.2 13.3 0.4 0.8 7.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 59 56 162 80 65 73 55 53 71 35 19 21 61 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.9 0.4 0.9 2.5 2.9 4.4 3.3 3.0 0.8 0.8 0.4 1.6 WIND STEADINESES (MEAN %) 17.6 22.0 8.7 20.5 65.8 82.9 89.8 86.8 85.7 25.0 25.8 14.8 42.1 WIND SPEED (MEAN KNOTS) 3.4 4.1 4.6 4.4 3.8 3.5 4.9 3.8 3.5 3.2 3.1 2.7 3.8 FASTEST WIND DIRECTION 50 140 180 310 270 50 90 360 90 360 360 360 140 FASTEST WIND SPEED (KNOTS) 20 28 28 28 23 25 16 13 18 25 18 18 28 DAY 23 18 28 21 11 12 6 10 17 11 15 25 DAYS WITH SKY CLEAR (0-2)/8 16 10 12 9 22 26 31 31 30 26 21 16 250 DAYS WITH P.CLOUDY (3-6)/8 10 14 16 15 8 4 0 0 0 5 7 12 91 DAYS WITH CLOUDY (7-8)/8 5 4 3 6 1 0 0 0 0 0 2 3 24 DAYS WITH VISIBILITY =< 2 KM 1 4 2 2 0 0 0 0 0 1 0 1 11 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.4 865.0 863.7 863.2 864.3 862.7 861.0 863.6 866.3 868.7 871.3 868.0 865.4 MAX. QFE PRESSURE IN HPA 874.9 874.8 871.9 871.5 869.5 868.5 865.5 870.3 875.0 875.6 880.1 874.3 880.1 DAY-HOUR 13- 6 11-18 6- 6 19-18 17- 6 2- 6 31- 6 26- 6 25-18 27- 6 23- 6 1- 6 MIN. QFE PRESSURE IN HPA 860.7 854.7 851.3 853.7 857.5 854.5 857.7 857.9 860.9 859.9 866.4 861.8 851.3 DAY-HOUR 5-15 18-12 28-12 5-15 11-12 9-15 14-12 20-12 17-12 10-12 9-15 25- 3 MEAN QNH PRESSURE IN HPA 1032.2 1029.5 1027.9 1027.4 1028.6 1026.8 1024.9 1027.8 1030.9 1033.7 1036.8 1033.0 1030.0 MAX. QNH PRESSURE IN HPA 1040.9 1040.8 1037.4 1037.0 1034.7 1033.5 1030.0 1035.6 1041.0 1041.7 1046.9 1040.2 1046.9 DAY-HOUR 13- 6 11-18 6- 6 19-18 17- 6 2- 6 31- 6 26- 6 25-18 27- 6 23- 6 1- 6 MIN. QNH PRESSURE IN HPA 1024.5 1017.6 1013.7 1016.5 1020.8 1017.4 1021.1 1021.3 1024.7 1023.6 1031.1 1025.8 1013.7 DAY-HOUR 5-15 18-12 28-12 5-15 11-12 9-15 14-12 20-12 17-12 10-12 9-15 25- 3 MEAN QFF PRESSURE IN HPA 1035.1 1029.3 1024.9 1022.5 1020.2 1016.2 1012.3 1017.1 1023.5 1029.4 1037.7 1035.1 1025.3 MAX. QFF PRESSURE IN HPA 1047.9 1044.3 1037.4 1036.1 1028.4 1023.6 1020.1 1026.6 1039.9 1038.8 1052.5 1047.6 1052.5 DAY-HOUR 20- 3 11-15 3-15 19-18 13- 3 12- 3 31- 3 27- 3 25-15 27- 3 23- 3 1-15 MIN. QFF PRESSURE IN HPA 1023.0 1011.5 1005.7 1008.6 1010.7 1005.2 1007.9 1008.7 1014.4 1016.6 1024.2 1025.1 1005.2 DAY-HOUR 8-21 21- 0 28-12 5-21 10-21 9-15 14-12 2-12 17-12 10- 9 9-21 25- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 867.2 864.9 863.3 863.3 864.3 862.7 861.0 863.7 866.2 868.9 871.3 868.1 865.4 MAX. QFE PRESSURE IN HPA 874.0 873.6 870.0 870.4 868.7 867.1 865.0 869.3 873.5 874.7 879.9 872.7 879.9 DAY 20 12 4 20 17 2 31 26 26 28 23 2 MIN. QFE PRESSURE IN HPA 861.7 855.7 852.8 853.9 858.2 855.7 858.3 859.7 862.0 862.0 866.7 862.3 852.8 DAY 28 21 29 6 11 10 14 21 12 11 10 25 MEAN QNH PRESSURE IN HPA 1032.0 1029.4 1027.5 1027.5 1028.7 1026.8 1024.9 1028.0 1030.8 1033.9 1036.7 1033.0 1029.9 MAX. QNH PRESSURE IN HPA 1039.8 1039.4 1035.2 1035.7 1033.7 1031.9 1029.5 1034.4 1039.3 1040.6 1046.6 1038.3 1046.6 DAY 20 12 4 20 17 2 31 26 26 28 23 2 MIN. QNH PRESSURE IN HPA 1025.7 1018.8 1015.4 1016.7 1021.6 1018.8 1021.8 1023.4 1026.0 1026.0 1031.4 1026.4 1015.4 DAY 28 21 29 6 11 10 14 21 12 11 10 25 MEAN QFF PRESSURE IN HPA 1034.6 1028.8 1024.3 1022.5 1020.7 1016.7 1012.6 1017.4 1023.4 1029.5 1037.4 1034.9 1025.2 MAX. QFF PRESSURE IN HPA 1046.6 1043.6 1035.8 1035.3 1027.2 1022.9 1019.1 1024.4 1036.0 1036.9 1049.7 1044.0 1049.7 DAY 20 12 4 20 14 12 31 27 26 28 23 2 MIN. QFF PRESSURE IN HPA 1023.9 1011.5 1007.0 1009.3 1011.0 1006.0 1009.5 1011.3 1016.9 1018.2 1024.9 1025.3 1006.0 DAY 9 21 29 6 11 10 14 3 17 11 10 25 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 867.2 865.3 864.0 863.6 864.8 863.2 861.3 863.9 866.5 869.0 871.4 868.2 865.7 MAX. QFE PRESSURE IN HPA 873.8 873.0 870.8 870.2 869.2 867.8 865.4 870.0 873.8 874.6 879.8 873.2 879.8 DAY 13 12 6 20 17 2 31 26 25 27 23 22 MIN. QFE PRESSURE IN HPA 861.5 855.9 854.0 855.1 859.2 856.2 858.7 860.0 862.4 862.0 866.8 861.8 854.0 DAY 9 21 29 6 11 10 14 3 12 10 10 25 MEAN QNH PRESSURE IN HPA 1032.0 1029.8 1028.4 1027.9 1029.3 1027.4 1025.2 1028.2 1031.2 1034.1 1036.9 1033.2 1030.3 MAX. QNH PRESSURE IN HPA 1039.6 1038.7 1036.1 1035.5 1034.3 1032.7 1029.9 1035.2 1039.6 1040.5 1046.5 1038.9 1046.5 DAY 13 12 6 20 17 2 31 26 25 27 23 22 MIN. QNH PRESSURE IN HPA 1025.4 1019.0 1016.8 1018.1 1022.8 1019.3 1022.2 1023.7 1026.5 1026.0 1031.5 1025.8 1016.8 DAY 9 21 29 6 11 10 14 3 12 10 10 25 MEAN QFF PRESSURE IN HPA 1036.2 1030.8 1026.6 1023.9 1021.7 1017.6 1013.6 1018.7 1025.4 1031.4 1039.6 1036.7 1026.9 MAX. QFF PRESSURE IN HPA 1047.9 1043.1 1037.0 1035.8 1028.4 1023.6 1020.1 1026.6 1038.7 1038.8 1052.5 1047.5 1052.5 DAY 20 12 4 20 13 12 31 27 25 27 23 1 MIN. QFF PRESSURE IN HPA 1024.7 1014.1 1010.0 1011.9 1012.8 1006.8 1010.5 1012.7 1019.3 1019.9 1027.7 1026.5 1006.8 DAY 9 21 29 6 11 10 17 3 17 11 10 25 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.2 866.2 864.8 864.0 865.2 863.6 861.7 864.3 867.3 869.7 872.2 869.1 866.4 MAX. QFE PRESSURE IN HPA 874.9 873.9 871.9 870.8 869.5 868.5 865.5 870.3 874.6 875.6 880.1 874.3 880.1 DAY 13 11 6 19 17 2 31 26 25 27 23 1 MIN. QFE PRESSURE IN HPA 861.6 857.0 855.6 855.9 858.8 857.0 859.1 860.3 863.2 862.1 867.7 862.5 855.6 DAY 9 21 29 6 11 10 13 20 12 10 10 25 MEAN QNH PRESSURE IN HPA 1033.2 1030.8 1029.3 1028.3 1029.7 1027.9 1025.6 1028.7 1032.1 1034.9 1037.8 1034.2 1031.0 MAX. QNH PRESSURE IN HPA 1040.9 1039.7 1037.4 1036.1 1034.7 1033.5 1030.0 1035.6 1040.5 1041.7 1046.9 1040.2 1046.9 DAY 13 11 6 19 17 2 31 26 25 27 23 1 MIN. QNH PRESSURE IN HPA 1025.6 1020.3 1018.6 1019.0 1022.3 1020.3 1022.7 1024.1 1027.4 1026.1 1032.6 1026.6 1018.6 DAY 9 21 29 6 11 10 13 20 12 10 10 25 MEAN QFF PRESSURE IN HPA 1036.3 1031.2 1026.2 1023.2 1020.8 1016.8 1012.5 1017.7 1024.3 1030.3 1038.6 1036.6 1026.2 MAX. QFF PRESSURE IN HPA 1046.8 1042.4 1036.7 1034.6 1028.0 1023.0 1018.2 1025.0 1035.9 1038.0 1050.1 1046.2 1050.1 DAY 13 11 3 20 14 2 31 27 25 27 23 1 MIN. QFF PRESSURE IN HPA 1026.2 1015.5 1011.6 1012.1 1012.2 1007.2 1009.4 1012.3 1017.5 1018.4 1026.4 1026.3 1007.2 DAY 9 21 29 6 11 10 14 3 17 11 10 25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.6 865.3 864.1 863.3 864.4 862.9 861.0 863.6 866.4 868.5 871.2 867.9 865.5 MAX. QFE PRESSURE IN HPA 873.9 873.5 871.6 870.9 868.4 868.1 864.7 870.0 874.5 874.6 878.4 873.1 878.4 DAY 13 11 6 19 16 22 31 26 25 27 23 1 MIN. QFE PRESSURE IN HPA 861.5 857.4 854.0 855.8 858.4 856.1 858.5 859.4 861.9 860.8 867.5 862.1 854.0 DAY 9 18 28 5 11 10 14 21 17 10 3 25 MEAN QNH PRESSURE IN HPA 1032.4 1029.9 1028.4 1027.5 1028.7 1027.0 1024.9 1027.9 1031.1 1033.5 1036.7 1032.8 1030.1 MAX. QNH PRESSURE IN HPA 1039.7 1039.3 1037.1 1036.3 1033.4 1033.0 1029.1 1035.2 1040.4 1040.5 1044.9 1038.8 1044.9 DAY 13 11 6 19 16 22 31 26 25 27 23 1 MIN. QNH PRESSURE IN HPA 1025.4 1020.7 1016.8 1018.9 1021.9 1019.2 1022.0 1023.0 1025.9 1024.6 1032.4 1026.1 1016.8 DAY 9 18 28 5 11 10 14 21 17 10 3 25 MEAN QFF PRESSURE IN HPA 1034.0 1028.6 1024.4 1022.1 1019.5 1015.7 1011.5 1016.3 1022.5 1027.7 1036.0 1033.6 1024.3 MAX. QFF PRESSURE IN HPA 1044.2 1040.9 1035.7 1033.7 1026.9 1022.1 1017.4 1023.4 1035.7 1036.2 1046.5 1042.7 1046.5 DAY 13 11 3 19 12 2 31 26 25 12 23 1 MIN. QFF PRESSURE IN HPA 1024.9 1013.9 1010.0 1011.6 1011.5 1006.6 1008.4 1010.6 1015.0 1016.6 1026.6 1025.1 1006.6 DAY 9 21 28 5 11 9 14 20 17 10 10 25 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 866.7 864.0 862.6 862.0 863.2 861.8 860.4 862.6 865.3 867.5 870.5 867.1 864.5 MAX. QFE PRESSURE IN HPA 873.5 873.4 870.4 870.9 867.1 867.4 864.2 869.0 874.1 873.5 877.3 872.3 877.3 DAY 19 11 3 19 17 22 30 26 25 27 23 1 MIN. QFE PRESSURE IN HPA 860.8 854.7 851.3 854.5 857.5 855.2 857.7 857.9 860.9 859.9 866.7 861.9 851.3 DAY 5 18 28 5 11 9 14 20 17 10 9 25 MEAN QNH PRESSURE IN HPA 1031.4 1028.3 1026.7 1026.1 1027.4 1025.8 1024.2 1026.7 1029.8 1032.4 1035.8 1031.9 1028.9 MAX. QNH PRESSURE IN HPA 1039.3 1039.1 1035.7 1036.3 1031.9 1032.2 1028.6 1034.1 1040.0 1039.3 1043.6 1037.9 1043.6 DAY 19 11 3 19 17 22 30 26 25 27 23 1 MIN. QNH PRESSURE IN HPA 1024.6 1017.6 1013.7 1017.4 1020.8 1018.2 1021.1 1021.3 1024.7 1023.6 1031.4 1025.9 1013.7 DAY 5 18 28 5 11 9 14 20 17 10 9 25 MEAN QFF PRESSURE IN HPA 1033.9 1027.5 1023.3 1020.8 1019.0 1015.2 1011.4 1015.6 1022.0 1027.8 1036.5 1033.6 1023.9 MAX. QFF PRESSURE IN HPA 1044.7 1043.1 1035.0 1033.9 1025.9 1021.7 1017.1 1023.0 1036.5 1035.7 1046.7 1043.6 1046.7 DAY 19 11 3 19 13 22 31 26 25 27 23 1 MIN. QFF PRESSURE IN HPA 1023.8 1014.4 1005.7 1010.4 1012.4 1005.3 1007.9 1008.7 1014.4 1016.9 1026.2 1025.8 1005.3 DAY 8 21 28 5 11 9 14 2 17 10 10 25 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.2 864.5 863.0 862.3 863.4 861.8 860.4 862.6 865.6 868.1 871.1 867.7 864.8 MAX. QFE PRESSURE IN HPA 873.6 873.9 870.7 870.7 867.0 867.1 864.1 868.9 874.6 873.9 878.7 873.1 878.7 DAY 19 11 3 19 17 22 30 26 25 27 23 1 MIN. QFE PRESSURE IN HPA 860.7 858.2 851.9 853.7 858.3 854.5 857.8 858.2 861.0 860.9 866.4 862.9 851.9 DAY 5 18 28 5 10 9 14 20 12 10 9 25 MEAN QNH PRESSURE IN HPA 1031.9 1029.0 1027.2 1026.3 1027.6 1025.8 1024.1 1026.8 1030.1 1033.0 1036.5 1032.6 1029.2 MAX. QNH PRESSURE IN HPA 1039.4 1039.7 1036.0 1036.0 1031.8 1031.9 1028.4 1034.0 1040.5 1039.7 1045.2 1038.8 1045.2 DAY 19 11 3 19 17 22 30 26 25 27 23 1 MIN. QNH PRESSURE IN HPA 1024.5 1021.6 1014.4 1016.5 1021.8 1017.4 1021.2 1021.6 1024.9 1024.7 1031.1 1027.1 1014.4 DAY 5 18 28 5 10 9 14 20 12 10 9 25 MEAN QFF PRESSURE IN HPA 1036.0 1029.9 1025.2 1022.2 1019.9 1015.8 1012.4 1017.0 1024.1 1030.2 1039.3 1036.0 1025.7 MAX. QFF PRESSURE IN HPA 1046.1 1044.3 1037.4 1035.0 1025.9 1022.6 1018.4 1024.8 1039.9 1037.6 1050.8 1047.6 1050.8 DAY 19 11 3 19 13 2 30 26 25 27 23 1 MIN. QFF PRESSURE IN HPA 1025.7 1017.6 1006.7 1010.7 1012.9 1005.2 1009.2 1010.7 1017.3 1019.6 1028.3 1028.5 1005.2 DAY 8 21 28 5 10 9 14 2 17 10 9 25 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 867.7 865.1 863.8 863.5 864.5 862.8 861.2 863.8 866.6 869.0 871.6 868.3 865.6 MAX. QFE PRESSURE IN HPA 874.1 874.8 871.6 871.5 868.0 868.3 865.0 870.0 875.0 875.0 879.4 873.5 879.4 DAY 12 11 6 19 14 22 30 26 25 27 22 1 MIN. QFE PRESSURE IN HPA 861.4 857.1 852.6 854.0 859.3 855.8 858.6 859.6 861.9 861.8 867.0 864.2 852.6 DAY 5 5 28 5 10 9 14 21 11 10 9 9 MEAN QNH PRESSURE IN HPA 1032.6 1029.6 1028.0 1027.7 1028.9 1026.9 1025.1 1028.0 1031.3 1034.1 1037.1 1033.3 1030.2 MAX. QNH PRESSURE IN HPA 1040.0 1040.8 1037.1 1037.0 1032.9 1033.3 1029.5 1035.2 1041.0 1041.0 1046.1 1039.3 1046.1 DAY 12 11 6 19 14 22 30 26 25 27 22 1 MIN. QNH PRESSURE IN HPA 1025.3 1020.4 1015.2 1016.8 1022.9 1018.9 1022.1 1023.3 1025.9 1025.8 1031.8 1028.6 1015.2 DAY 5 5 28 5 10 9 14 21 11 10 9 9 MEAN QFF PRESSURE IN HPA 1035.7 1029.8 1025.0 1022.7 1020.1 1016.0 1012.3 1017.3 1023.7 1029.5 1038.0 1035.6 1025.5 MAX. QFF PRESSURE IN HPA 1046.1 1043.5 1037.1 1036.1 1027.6 1022.3 1018.2 1025.5 1036.8 1037.2 1049.2 1045.1 1049.2 DAY 19 11 3 19 14 22 30 26 25 27 23 1 MIN. QFF PRESSURE IN HPA 1026.4 1019.2 1006.8 1009.5 1012.7 1005.6 1009.0 1011.6 1016.8 1017.3 1026.3 1028.4 1005.6 DAY 8 20 28 5 10 9 14 2 12 10 9 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 867.6 864.9 863.7 863.6 864.6 862.9 861.3 864.1 866.6 869.1 871.5 868.1 865.7 MAX. QFE PRESSURE IN HPA 874.1 874.2 871.4 871.2 868.6 867.8 865.3 870.0 874.7 875.1 879.9 873.1 879.9 DAY 12 11 6 19 16 22 30 26 25 27 22 1 MIN. QFE PRESSURE IN HPA 861.5 857.0 853.4 854.1 858.1 856.1 858.9 860.0 862.0 861.7 866.6 863.5 853.4 DAY 27 5 28 5 10 9 14 20 11 10 9 24 MEAN QNH PRESSURE IN HPA 1032.5 1029.4 1028.0 1027.9 1029.1 1027.1 1025.2 1028.4 1031.3 1034.2 1037.0 1033.0 1030.2 MAX. QNH PRESSURE IN HPA 1040.0 1040.1 1036.8 1036.6 1033.6 1032.7 1029.8 1035.2 1040.6 1041.1 1046.6 1038.8 1046.6 DAY 12 11 6 19 16 22 30 26 25 27 22 1 MIN. QNH PRESSURE IN HPA 1025.4 1020.3 1016.1 1016.9 1021.5 1019.2 1022.4 1023.7 1026.0 1025.7 1031.3 1027.7 1016.1 DAY 27 5 28 5 10 9 14 20 11 10 9 24 MEAN QFF PRESSURE IN HPA 1034.1 1028.1 1024.1 1022.6 1020.1 1016.1 1012.3 1017.2 1023.2 1028.7 1036.7 1033.9 1024.8 MAX. QFF PRESSURE IN HPA 1045.4 1042.3 1035.9 1035.8 1027.6 1022.1 1018.7 1024.9 1036.3 1036.1 1047.6 1042.8 1047.6 DAY 19 11 3 19 12 11 30 26 25 27 22 1 MIN. QFF PRESSURE IN HPA 1023.0 1013.6 1008.4 1008.6 1010.7 1006.5 1009.4 1011.9 1016.5 1017.0 1024.2 1026.0 1006.5 DAY 8 20 28 5 10 9 14 3 17 10 9 24 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.5 7.4 8.5 18.1 20.1 28.4 29.0 27.1 24.1 19.0 ***** 2.9 ***** MINIMUN AIR TEMPERATURE (C) -1.6 2.1 3.2 10.3 12.3 17.6 19.4 17.0 12.7 8.9 ***** -3.9 ***** DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 10 4 0 0 **** 0 **** DAYS WITH MINIMUM TEMP. <=-4 9 1 3 0 0 0 0 0 0 0 **** 12 **** DAYS WITH FREEZING MIN.<= 0 26 8 7 0 0 0 0 0 0 0 **** 26 **** TEMPERATURE RECORDS LOWEST(C) -7.0 -8.0 -6.0 4.0 4.0 14.0 14.0 12.0 5.0 4.0 ***** -17.0 ***** DAY 1 10 8 3 15 15 24 13 15 12 ** 29 MAXIMUM AIR TEMPERATURE (C) 13.4 14.8 15.7 23.2 24.5 33.3 33.6 31.9 30.3 25.5 ***** 8.5 ***** DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 4 29 31 29 17 2 **** 0 **** DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 **** 4 **** TEMPERATURE RECORDS HIGHEST(C) 24.0 22.0 25.0 31.0 33.0 37.0 38.0 35.0 35.0 30.0 ***** 15.0 ***** DAY 28 24 25 11 28 10 17 13 5 1 ** 1 DIF. BETWEEN (MAX.-MIN.) (C) 15.0 12.7 12.5 12.9 12.2 15.7 14.2 14.9 17.6 16.6 ***** 12.4 ***** MEAN DAILY TEMP. (MDT) (C) 5.9 8.5 9.5 16.7 18.4 25.4 26.5 24.5 21.5 17.2 ***** 2.3 ***** COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.5 17.5 133.5 170.5 107.0 42.5 0.0 ****** 0.0 ****** HEATING DEG. DAYS(BASE 18 0C) 375.0 267.0 264.5 59.0 41.0 0.0 0.0 0.0 2.5 37.5 ****** 485.5 ****** DEWPOINT (MEAN C) -1.5 1.5 1.2 6.9 8.0 11.9 10.1 7.1 2.9 1.2 ***** -2.7 ***** MIXING RATIO (G/KG) 4.08 5.10 5.08 7.33 7.94 10.36 9.22 7.57 5.69 5.03 ****** 3.86 ****** VAPOUR PRESSURE (HPA) 5.65 7.04 6.98 10.05 10.85 14.12 12.57 10.36 7.85 6.96 ****** 5.34 ****** SATURATION DEF. (HPA) 3.48 4.06 4.89 11.86 13.94 25.61 28.50 26.57 23.97 16.26 ****** 2.93 ****** RELATIVE HUMIDITY (MEAN %) 67 68 63 50 48 37 31 29 26 31 *** 69 *** RELATIVE HUMIDITY (MAX. %) 83 83 80 68 62 47 38 33 32 38 *** 84 *** RELATIVE HUMIDITY (MIN. %) 49 50 47 39 39 31 28 25 22 26 *** 55 *** RELATIVE HUMIDITY (MEAN% 03UTC) 80 80 74 68 59 47 38 33 32 38 *** 79 *** RELATIVE HUMIDITY (MEAN% 09UTC) 50 54 51 41 42 34 29 28 24 29 *** 61 *** RELATIVE HUMIDITY (MEAN% 15UTC) 63 62 59 48 44 35 30 27 23 28 *** 73 *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 10.0 22.5 38.0 44.9 66.0 0.1 1.0 0.0 0.0 0.0 13.4 42.3 238.2 DAYS WITH PRECIPITATION >=10 1 1 0 2 3 0 0 0 0 0 1 1 9 DAYS WITH PRECIPITATION >= 5 1 2 4 2 3 0 0 0 0 0 1 2 15 DAYS WITH PRECIPITATION >= 1 1 4 9 10 8 0 1 0 0 0 1 5 39 DAYS WITH PRECIPITATION 2 6 10 14 11 1 1 0 0 0 2 6 53 GREATEST DAILY PRECIPITATION 10.0 10.0 8.0 15.0 25.0 0.1 1.0 0.0 0.0 0.0 13.0 31.0 31.0 DAY 5 3 3 22 12 30 1 ** ** ** 13 5 DAY WITH THUNDER STORM 0 4 5 2 2 0 0 0 0 0 0 0 13 DAYS WITH SNOW OR SLEET 0 1 0 0 0 0 0 0 0 0 0 3 4 DAYS WITH DUST 0 0 4 2 1 0 0 0 0 0 0 1 8 WIND DIRECTION (PREVAILING) 360 360 90 180 180 90 90 90 90 90 *** 180 *** PREVAILING WIND SPEED(KNOTS) 2.6 2.8 5.3 5.1 4.7 4.5 4.1 3.1 2.7 2.1 **** 4.3 **** PREVAILING WIND PERCENT 30.6 32.1 19.8 22.7 26.5 57.3 78.1 60.6 86.7 49.7 ***** 24.5 ***** CALMS PERCENT OF WIND 4.0 2.2 7.3 10.7 7.7 18.0 5.2 7.1 2.7 0.0 ***** 0.0 ***** NO. OF WIND OBSERVATION 248 224 247 150 155 150 155 155 150 155 60 155 2004 VECTOR WIND DIRECTION (MEAN) 74 5 63 140 120 91 79 73 90 93 *** 36 *** VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.5 0.9 1.0 0.8 2.8 3.8 3.0 2.4 1.3 **** 0.6 **** WIND STEADINESES (MEAN %) 11.5 14.7 22.5 32.3 21.6 82.4 90.5 93.8 96.0 65.0 ***** 12.5 ***** WIND SPEED (MEAN KNOTS) 2.6 3.4 4.0 3.1 3.7 3.4 4.2 3.2 2.5 2.0 **** 4.8 **** FASTEST WIND DIRECTION 360 180 90 180 160 90 90 90 90 90 *** 90 *** FASTEST WIND SPEED (KNOTS) 12 12 18 25 20 12 12 10 10 5 *** 20 *** DAY 5 12 19 25 6 13 12 5 9 5 ** 25 DAYS WITH SKY CLEAR (0-2)/8 19 7 13 7 16 30 31 31 29 31 9 20 243 DAYS WITH P.CLOUDY (3-6)/8 12 13 13 21 8 0 0 0 1 0 4 4 76 DAYS WITH CLOUDY (7-8)/8 0 8 5 2 7 0 0 0 0 0 1 7 30 DAYS WITH VISIBILITY =< 2 KM 0 0 2 3 1 0 0 0 0 0 0 1 7 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.8 866.2 862.3 862.5 861.4 862.2 860.8 862.1 866.1 868.8 ****** 866.8 ****** MAX. QFE PRESSURE IN HPA 871.7 874.2 869.8 870.0 866.8 868.2 865.4 865.8 875.4 873.0 ****** 873.1 ****** DAY-HOUR 28- 0 5- 6 23- 9 2- 6 20- 6 2- 6 29- 6 5- 6 24- 6 18- 6 **-** 26-15 MIN. QFE PRESSURE IN HPA 863.1 858.9 854.7 855.6 854.0 856.8 856.8 857.4 860.0 865.0 ****** 854.5 ****** DAY-HOUR 4-15 13-12 5-21 16-12 11-15 30-15 1-15 2-15 3-15 25-12 **-** 11-12 MEAN QNH PRESSURE IN HPA 1032.7 1030.9 1026.3 1026.6 1025.3 1026.2 1024.6 1026.2 1030.7 1033.8 ****** 1031.6 ****** MAX. QNH PRESSURE IN HPA 1037.2 1040.1 1035.0 1035.2 1031.5 1033.2 1029.9 1030.4 1041.4 1038.7 ****** 1038.8 ****** DAY-HOUR 28- 0 5- 6 23- 9 2- 6 20- 6 2- 6 29- 6 5- 6 24- 6 18- 6 **-** 26-15 MIN. QNH PRESSURE IN HPA 1027.3 1022.4 1017.6 1018.6 1016.8 1020.0 1020.0 1020.7 1023.7 1029.5 ****** 1017.4 ****** DAY-HOUR 4-15 13-12 5-21 16-12 11-15 30-15 1-15 2-15 3-15 25-12 **-** 11-12 MEAN QFF PRESSURE IN HPA 1033.7 1029.9 1024.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1041.1 1042.3 1034.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 7- 6 5- 6 9- 3 **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA 1024.2 1019.8 1012.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 29-12 13-12 5-21 **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 867.9 866.3 862.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 871.7 872.0 867.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 28 5 23 ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 865.9 860.3 856.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 5 14 6 ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1032.8 1030.9 1026.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1037.2 1037.5 1031.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 28 5 23 ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1030.5 1024.1 1019.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 5 14 6 ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1033.5 1029.7 1024.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1040.0 1039.0 1032.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 5 15 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1027.0 1020.7 1014.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 30 26 6 ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 868.0 866.5 862.4 862.9 861.8 862.8 861.2 862.6 866.6 869.2 867.5 867.0 864.9 MAX. QFE PRESSURE IN HPA 871.1 872.7 867.7 869.0 865.7 867.7 865.3 865.4 874.2 871.4 873.0 872.3 874.2 DAY 28 5 23 3 9 2 29 5 25 19 3 27 MIN. QFE PRESSURE IN HPA 865.9 860.7 857.1 856.6 856.0 859.0 859.0 859.5 861.5 866.4 862.6 857.9 856.0 DAY 4 14 6 16 11 16 5 13 4 1 13 11 MEAN QNH PRESSURE IN HPA 1033.0 1031.2 1026.5 1027.1 1025.7 1027.0 1025.1 1026.7 1031.3 1034.3 1032.4 1031.7 1029.3 MAX. QNH PRESSURE IN HPA 1036.5 1038.3 1032.6 1034.1 1030.3 1032.6 1029.8 1029.9 1040.1 1036.8 1038.7 1037.9 1040.1 DAY 28 5 23 3 9 2 29 5 25 19 3 27 MIN. QNH PRESSURE IN HPA 1030.5 1024.5 1020.4 1019.8 1019.1 1022.6 1022.6 1023.1 1025.4 1031.1 1026.7 1021.3 1019.1 DAY 4 14 6 16 11 16 5 13 4 1 13 11 MEAN QFF PRESSURE IN HPA 1035.5 1031.5 1025.8 1021.6 1018.6 1015.4 1013.2 1016.2 1023.5 1029.7 ****** 1036.1 ****** MAX. QFF PRESSURE IN HPA 1040.8 1041.9 1034.0 1033.1 1027.6 1020.9 1017.7 1019.9 1034.0 1036.0 ****** 1047.8 ****** DAY 6 5 9 3 15 27 29 6 25 19 ** 27 MIN. QFF PRESSURE IN HPA 1030.3 1023.0 1017.1 1013.8 1010.3 1011.0 1009.7 1012.7 1016.4 1025.0 ****** 1022.2 ****** DAY 30 26 6 16 30 18 6 3 4 1 ** 11 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.9 867.3 863.3 863.7 862.4 863.3 861.6 863.0 867.0 869.8 868.4 868.0 865.6 MAX. QFE PRESSURE IN HPA 871.7 874.2 869.4 870.0 866.8 868.2 865.4 865.8 875.4 873.0 873.2 872.8 875.4 DAY 28 5 23 2 20 2 29 5 24 18 3 21 MIN. QFE PRESSURE IN HPA 866.6 861.4 858.3 857.2 856.5 859.4 859.3 860.2 862.0 866.5 864.1 857.3 856.5 DAY 4 14 20 16 11 16 6 12 3 27 13 11 MEAN QNH PRESSURE IN HPA 1034.0 1032.1 1027.5 1027.9 1026.5 1027.5 1025.6 1027.2 1031.8 1035.0 1033.4 1033.0 1030.1 MAX. QNH PRESSURE IN HPA 1037.2 1040.1 1034.5 1035.2 1031.5 1033.2 1029.9 1030.4 1041.4 1038.7 1038.9 1038.5 1041.4 DAY 28 5 23 2 20 2 29 5 24 18 3 21 MIN. QNH PRESSURE IN HPA 1031.3 1025.3 1021.8 1020.5 1019.7 1023.0 1022.9 1023.9 1026.0 1031.2 1028.4 1020.6 1019.7 DAY 4 14 20 16 11 16 6 12 3 27 13 11 MEAN QFF PRESSURE IN HPA 1035.7 1031.4 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1041.1 1042.3 1033.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 7 5 8 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1030.4 1022.9 1017.1 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 26 6 ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.5 866.3 862.5 863.0 861.6 862.5 861.1 862.4 866.2 868.9 ****** 866.8 ****** MAX. QFE PRESSURE IN HPA 870.2 873.0 869.8 869.4 866.0 867.6 865.0 865.5 874.5 872.9 ****** 872.4 ****** DAY 6 5 23 2 20 2 29 5 24 18 ** 26 MIN. QFE PRESSURE IN HPA 864.2 860.5 857.0 857.1 855.5 858.3 858.5 859.2 860.9 866.0 ****** 855.4 ****** DAY 4 14 20 16 11 16 1 12 3 25 ** 11 MEAN QNH PRESSURE IN HPA 1032.4 1031.0 1026.6 1027.1 1025.6 1026.6 1025.0 1026.5 1030.9 1033.9 ****** 1031.5 ****** MAX. QNH PRESSURE IN HPA 1035.5 1038.7 1035.0 1034.5 1030.6 1032.5 1029.5 1030.0 1040.4 1038.6 ****** 1038.0 ****** DAY 6 5 23 2 20 2 29 5 24 18 ** 26 MIN. QNH PRESSURE IN HPA 1028.6 1024.3 1020.3 1020.4 1018.5 1021.8 1022.0 1022.8 1024.7 1030.6 ****** 1018.4 ****** DAY 4 14 20 16 11 16 1 12 3 25 ** 11 MEAN QFF PRESSURE IN HPA 1032.0 1029.0 1024.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1038.4 1039.9 1032.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 9 8 23 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1024.7 1021.1 1016.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 26 20 ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 866.7 865.2 861.3 861.5 860.6 861.3 860.0 861.4 865.1 867.9 ****** 865.9 ****** MAX. QFE PRESSURE IN HPA 869.5 871.7 868.6 868.4 865.7 866.0 863.4 864.5 873.6 872.5 ****** 872.3 ****** DAY 5 5 23 2 8 2 29 5 24 18 ** 26 MIN. QFE PRESSURE IN HPA 863.2 858.9 856.5 855.6 855.0 857.8 857.0 858.2 860.1 865.0 ****** 854.5 ****** DAY 4 13 20 16 11 16 1 2 3 25 ** 11 MEAN QNH PRESSURE IN HPA 1031.5 1029.7 1025.2 1025.4 1024.5 1025.2 1023.8 1025.3 1029.6 1032.8 ****** 1030.5 ****** MAX. QNH PRESSURE IN HPA 1034.7 1037.2 1033.6 1033.4 1030.3 1030.6 1027.6 1028.9 1039.4 1038.1 ****** 1037.9 ****** DAY 5 5 23 2 8 2 29 5 24 18 ** 26 MIN. QNH PRESSURE IN HPA 1027.4 1022.4 1019.7 1018.6 1018.0 1021.2 1020.3 1021.6 1023.8 1029.5 ****** 1017.4 ****** DAY 4 13 20 16 11 16 1 2 3 25 ** 11 MEAN QFF PRESSURE IN HPA 1031.9 1028.2 1023.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1038.0 1039.5 1032.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 23 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1024.2 1019.8 1016.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 13 20 ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.2 865.6 861.6 861.6 860.5 861.1 860.0 861.3 865.4 868.2 ****** 866.4 ****** MAX. QFE PRESSURE IN HPA 870.6 872.1 868.1 868.6 864.6 865.4 863.3 864.4 873.7 873.0 ****** 873.1 ****** DAY 27 5 23 2 14 2 29 5 24 18 ** 26 MIN. QFE PRESSURE IN HPA 863.1 859.4 855.9 855.6 854.0 856.8 856.8 857.4 860.0 865.5 ****** 856.3 ****** DAY 4 13 5 16 11 30 1 2 3 27 ** 11 MEAN QNH PRESSURE IN HPA 1032.1 1030.2 1025.6 1025.5 1024.3 1025.0 1023.7 1025.2 1029.9 1033.1 ****** 1031.1 ****** MAX. QNH PRESSURE IN HPA 1035.9 1037.6 1033.0 1033.6 1029.0 1029.9 1027.5 1028.8 1039.5 1038.7 ****** 1038.8 ****** DAY 27 5 23 2 14 2 29 5 24 18 ** 26 MIN. QNH PRESSURE IN HPA 1027.3 1023.0 1019.0 1018.6 1016.8 1020.0 1020.0 1020.7 1023.7 1030.0 ****** 1019.4 ****** DAY 4 13 5 16 11 30 1 2 3 27 ** 11 MEAN QFF PRESSURE IN HPA 1034.4 1030.3 1024.8 1019.9 1017.0 1013.3 1011.7 1014.6 1022.0 1028.4 ****** 1035.4 ****** MAX. QFF PRESSURE IN HPA 1040.2 1040.8 1033.4 1031.5 1026.3 1018.6 1015.6 1018.6 1032.7 1035.4 ****** 1050.0 ****** DAY 6 8 23 2 14 27 29 5 24 18 ** 29 MIN. QFF PRESSURE IN HPA 1027.4 1021.0 1017.5 1012.4 1010.1 1008.4 1008.1 1009.1 1014.0 1024.2 ****** 1021.2 ****** DAY 29 13 5 12 11 17 5 2 3 25 ** 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 868.0 866.5 862.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 871.4 872.3 868.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 863.2 860.7 854.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1032.9 1031.2 1026.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1036.8 1037.9 1033.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1027.4 1024.5 1017.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1034.5 1030.4 1024.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1040.7 1040.8 1033.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 14 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1026.4 1022.6 1013.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 867.9 866.5 862.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 871.6 872.1 868.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA 863.6 860.4 854.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA 1032.8 1031.2 1026.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1037.1 1037.6 1032.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA 1027.9 1024.2 1017.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA 1032.5 1029.3 1024.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1039.1 1038.9 1033.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 14 ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA 1025.0 1021.0 1012.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 25 5 ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -5.6 4.1 11.8 14.6 23.1 27.4 29.6 28.8 23.0 14.6 9.7 0.8 15.1 MINIMUN AIR TEMPERATURE (C) -13.7 -2.1 4.4 6.9 12.3 16.3 20.2 17.5 11.0 2.3 -0.9 -7.4 5.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 13 1 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 30 6 0 0 0 0 0 0 0 2 5 23 66 DAYS WITH FREEZING MIN.<= 0 31 22 3 1 0 0 0 0 0 9 18 28 112 TEMPERATURE RECORDS LOWEST(C) -20.0 -11.0 -2.0 0.0 6.0 11.0 16.0 13.0 4.0 -4.0 -11.0 -17.0 -20.0 DAY 21 1 6 16 3 5 29 23 25 15 30 11 MAXIMUM AIR TEMPERATURE (C) -0.1 8.8 16.8 19.5 28.6 32.6 34.2 34.8 29.1 21.2 15.9 6.5 20.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 14 28 31 30 15 0 0 0 118 DAYS WITH MAXIMUM TEMP. <= 0 17 0 0 0 0 0 0 0 0 0 0 2 19 TEMPERATURE RECORDS HIGHEST(C) 7.0 15.0 26.0 29.0 33.0 37.0 41.0 38.0 35.0 29.0 22.0 13.0 41.0 DAY 18 24 27 30 18 16 10 13 1 1 21 25 DIF. BETWEEN (MAX.-MIN.) (C) 13.6 10.9 12.4 12.6 16.3 16.3 14.0 17.3 18.1 18.9 16.8 13.9 15.1 MEAN DAILY TEMP. (MDT) (C) -6.9 3.3 10.6 13.2 20.5 24.5 27.2 26.2 20.1 11.8 7.5 -0.4 13.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 17.5 105.0 193.0 160.0 30.5 0.0 0.0 0.0 506.0 HEATING DEG. DAYS(BASE 18 0C) 771.5 425.5 230.0 150.0 7.0 0.0 0.0 0.0 18.5 193.0 316.0 571.5 2683.0 DEWPOINT (MEAN C) -9.0 -1.5 2.9 2.6 4.0 6.7 6.6 4.8 1.6 -3.6 -4.7 -8.1 0.2 MIXING RATIO (G/KG) 2.44 4.06 5.61 5.62 6.04 7.28 7.33 6.44 5.22 3.57 3.25 2.62 4.96 VAPOUR PRESSURE (HPA) 3.39 5.60 7.72 7.70 8.29 9.95 10.00 8.81 7.19 4.96 4.50 3.64 6.81 SATURATION DEF. (HPA) 0.91 2.96 7.00 9.84 21.40 27.99 32.78 32.64 22.86 13.30 8.63 3.32 15.30 RELATIVE HUMIDITY (MEAN %) 78 69 59 51 32 29 25 24 27 31 40 56 43 RELATIVE HUMIDITY (MAX. %) 87 85 83 80 58 47 39 40 46 50 64 75 63 RELATIVE HUMIDITY (MIN. %) 65 55 43 33 19 20 19 16 18 20 25 40 31 RELATIVE HUMIDITY (MEAN% 03UTC) 69 82 81 77 56 46 39 40 46 50 62 68 60 RELATIVE HUMIDITY (MEAN% 09UTC) 81 61 50 41 25 23 20 18 20 23 29 50 37 RELATIVE HUMIDITY (MEAN% 15UTC) 81 68 55 44 25 24 23 21 23 31 38 55 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 19.1 58.0 70.3 49.4 1.0 0.0 0.0 0.0 0.0 0.0 1.2 13.4 212.4 DAYS WITH PRECIPITATION >=10 0 3 2 3 0 0 0 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 2 4 5 4 0 0 0 0 0 0 0 1 16 DAYS WITH PRECIPITATION >= 1 4 5 8 8 1 0 0 0 0 0 1 3 30 DAYS WITH PRECIPITATION 5 5 9 9 1 1 0 0 0 0 2 4 36 GREATEST DAILY PRECIPITATION 9.0 21.0 27.0 15.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 9.4 27.0 DAY 19 27 29 14 2 ** ** ** ** ** 26 18 DAY WITH THUNDER STORM 0 0 1 3 0 0 0 0 0 0 0 1 5 DAYS WITH SNOW OR SLEET 5 3 0 0 0 0 0 0 0 0 1 1 10 DAYS WITH DUST 1 0 2 6 3 0 2 0 0 1 2 0 17 WIND DIRECTION (PREVAILING) 45 360 135 45 45 45 45 45 45 45 180 315 45 PREVAILING WIND SPEED(KNOTS) 3.9 4.4 4.1 5.6 4.2 5.8 6.9 5.7 3.8 4.1 2.5 2.1 5.0 PREVAILING WIND PERCENT 41.3 23.4 22.6 28.0 29.0 38.7 62.6 67.1 44.0 33.5 18.7 23.2 34.5 CALMS PERCENT OF WIND 0.0 0.0 0.0 0.0 0.0 0.0 21.3 5.8 0.7 0.0 0.0 0.0 2.3 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 28 29 128 117 48 64 58 58 63 72 239 341 58 VECTOR WIND MAGNITUDE(KNOTS) 2.3 1.4 0.8 0.7 0.9 3.9 5.1 4.8 2.4 1.6 0.4 0.3 1.9 WIND STEADINESES (MEAN %) 57.5 32.6 19.5 11.3 20.0 73.6 94.4 94.1 66.7 43.2 14.8 11.5 44.2 WIND SPEED (MEAN KNOTS) 4.0 4.3 4.1 6.2 4.5 5.3 5.4 5.1 3.6 3.7 2.7 2.6 4.3 FASTEST WIND DIRECTION 360 50 180 270 230 50 60 50 50 90 90 210 360 FASTEST WIND SPEED (KNOTS) 20 18 16 20 18 10 18 14 12 20 8 20 20 DAY 25 26 12 12 2 8 23 10 16 4 11 5 DAYS WITH SKY CLEAR (0-2)/8 24 7 5 10 21 30 31 31 30 31 21 16 257 DAYS WITH P.CLOUDY (3-6)/8 5 15 16 11 8 0 0 0 0 0 8 9 72 DAYS WITH CLOUDY (7-8)/8 2 7 10 9 2 0 0 0 0 0 1 6 37 DAYS WITH VISIBILITY =< 2 KM 2 2 2 1 0 0 0 0 0 1 0 0 8 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.7 864.4 863.7 860.8 863.1 860.4 859.5 859.1 864.4 868.8 868.0 869.3 864.0 MAX. QFE PRESSURE IN HPA 874.4 871.3 870.0 870.5 867.8 868.1 865.0 863.0 871.4 873.8 876.1 875.2 876.1 DAY-HOUR 30-15 28- 6 18- 6 25- 6 17- 6 3- 6 22- 6 26- 6 29- 6 30- 6 11- 6 1- 6 MIN. QFE PRESSURE IN HPA 845.6 859.0 856.7 850.5 855.7 853.0 855.0 855.4 860.2 860.8 853.1 861.7 845.6 DAY-HOUR 19-12 13-15 4-12 9-15 12-15 29-12 31-15 2-15 11-15 3-15 27-15 24-15 MEAN QNH PRESSURE IN HPA 1031.4 1028.8 1028.0 1024.6 1027.3 1024.1 1023.1 1022.7 1028.7 1033.9 1032.9 1034.4 1028.3 MAX. QNH PRESSURE IN HPA 1040.3 1036.7 1035.2 1035.8 1032.7 1033.0 1029.5 1027.2 1036.8 1039.6 1042.3 1041.2 1042.3 DAY-HOUR 30-15 28- 6 18- 6 25- 6 17- 6 3- 6 22- 6 26- 6 29- 6 30- 6 11- 6 1- 6 MIN. QNH PRESSURE IN HPA 1007.1 1022.6 1019.9 1012.8 1018.8 1015.7 1018.0 1018.4 1023.9 1024.6 1015.8 1025.7 1007.1 DAY-HOUR 19-12 13-15 4-12 9-15 12-15 29-12 31-15 2-15 11-15 3-15 27-15 24-15 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 866.4 864.4 863.7 861.1 863.7 861.2 859.8 859.1 864.5 869.2 868.5 869.5 864.3 MAX. QFE PRESSURE IN HPA 872.7 870.7 868.8 870.3 867.4 868.0 863.9 862.3 870.8 873.5 874.9 874.1 874.9 DAY 30 28 19 25 17 3 22 26 29 30 2 1 MIN. QFE PRESSURE IN HPA 850.6 859.1 857.5 851.9 858.2 854.7 856.5 856.0 860.2 862.1 855.6 862.0 850.6 DAY 19 11 4 9 1 29 31 11 12 3 27 18 MEAN QNH PRESSURE IN HPA 1031.1 1028.8 1028.0 1025.0 1027.9 1025.1 1023.5 1022.7 1028.9 1034.3 1033.5 1034.6 1028.6 MAX. QNH PRESSURE IN HPA 1038.3 1036.0 1033.8 1035.6 1032.2 1032.9 1028.2 1026.4 1036.1 1039.3 1040.9 1040.0 1040.9 DAY 30 28 19 25 17 3 22 26 29 30 2 1 MIN. QNH PRESSURE IN HPA 1012.9 1022.7 1020.8 1014.4 1021.6 1017.6 1019.7 1019.1 1023.9 1026.1 1018.6 1026.0 1012.9 DAY 19 11 4 9 1 29 31 11 12 3 27 18 MEAN QFF PRESSURE IN HPA 1041.6 1031.7 1026.2 1021.3 1019.5 1014.1 1011.2 1011.5 1021.6 1032.4 1034.1 1040.6 1025.5 MAX. QFF PRESSURE IN HPA 1051.5 1043.3 1033.7 1034.4 1024.4 1023.1 1015.8 1017.9 1029.7 1039.3 1047.5 1050.3 1051.5 DAY 22 1 24 25 3 3 28 26 29 29 30 11 MIN. QFF PRESSURE IN HPA 1014.8 1023.4 1018.8 1007.7 1012.2 1004.7 1006.6 1007.2 1014.7 1020.6 1019.8 1026.1 1004.7 DAY 19 11 4 8 1 29 11 11 3 6 27 18 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.7 865.4 864.8 861.8 864.1 861.5 860.1 859.7 865.0 869.9 869.3 870.5 865.0 MAX. QFE PRESSURE IN HPA 873.3 871.3 870.0 870.5 867.8 868.1 865.0 863.0 871.4 873.8 876.1 875.2 876.1 DAY 30 28 18 25 17 3 22 26 29 30 11 1 MIN. QFE PRESSURE IN HPA 849.7 860.0 858.6 852.6 857.6 855.1 857.0 856.4 860.9 863.3 856.7 863.8 849.7 DAY 19 11 4 9 12 29 31 18 12 6 27 18 MEAN QNH PRESSURE IN HPA 1032.5 1029.9 1029.3 1025.8 1028.5 1025.5 1023.9 1023.4 1029.5 1035.1 1034.4 1035.8 1029.5 MAX. QNH PRESSURE IN HPA 1039.0 1036.7 1035.2 1035.8 1032.7 1033.0 1029.5 1027.2 1036.8 1039.6 1042.3 1041.2 1042.3 DAY 30 28 18 25 17 3 22 26 29 30 11 1 MIN. QNH PRESSURE IN HPA 1011.8 1023.7 1022.1 1015.2 1020.9 1018.1 1020.3 1019.6 1024.7 1027.5 1019.9 1028.1 1011.8 DAY 19 11 4 9 12 29 31 18 12 6 27 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 866.9 864.8 864.1 861.2 863.6 860.8 859.7 859.5 864.7 868.9 868.1 869.4 864.3 MAX. QFE PRESSURE IN HPA 874.2 871.0 869.7 869.6 867.1 867.4 864.8 862.9 870.7 872.7 874.9 873.9 874.9 DAY 30 28 18 25 10 3 22 26 29 30 11 1 MIN. QFE PRESSURE IN HPA 848.4 860.1 857.4 852.0 856.9 854.5 856.0 856.4 861.9 861.8 855.7 862.4 848.4 DAY 19 11 4 9 12 29 31 18 3 5 27 24 MEAN QNH PRESSURE IN HPA 1031.7 1029.2 1028.4 1025.1 1027.9 1024.6 1023.4 1023.2 1029.2 1034.0 1033.0 1034.5 1028.7 MAX. QNH PRESSURE IN HPA 1040.1 1036.4 1034.9 1034.8 1031.9 1032.2 1029.2 1027.1 1036.0 1038.3 1040.9 1039.7 1040.9 DAY 30 28 18 25 10 3 22 26 29 30 11 1 MIN. QNH PRESSURE IN HPA 1010.3 1023.8 1020.7 1014.5 1020.1 1017.4 1019.1 1019.6 1025.9 1025.8 1018.8 1026.5 1010.3 DAY 19 11 4 9 12 29 31 18 3 5 27 24 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 866.0 863.6 862.9 860.0 862.2 859.3 858.9 858.8 863.8 868.0 866.9 868.6 863.3 MAX. QFE PRESSURE IN HPA 874.0 869.8 868.2 868.5 866.0 866.1 864.0 862.5 869.3 871.8 873.4 873.3 874.0 DAY 30 28 18 24 17 2 22 31 29 29 1 1 MIN. QFE PRESSURE IN HPA 845.6 859.1 856.7 851.0 855.8 853.0 855.1 855.7 861.2 861.1 853.6 862.0 845.6 DAY 19 13 4 9 12 29 31 2 3 3 27 24 MEAN QNH PRESSURE IN HPA 1030.6 1027.8 1027.1 1023.7 1026.3 1023.0 1022.5 1022.3 1028.1 1032.9 1031.7 1033.6 1027.5 MAX. QNH PRESSURE IN HPA 1039.8 1035.0 1033.2 1033.5 1030.6 1030.7 1028.3 1026.6 1034.4 1037.3 1039.1 1039.0 1039.8 DAY 30 28 18 24 17 2 22 31 29 29 1 1 MIN. QNH PRESSURE IN HPA 1007.1 1022.7 1019.9 1013.3 1018.9 1015.7 1018.1 1018.8 1025.1 1025.0 1016.3 1026.0 1007.1 DAY 19 13 4 9 12 29 31 2 3 3 27 24 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.4 863.9 863.2 860.0 862.1 859.1 858.9 858.5 863.8 868.2 867.1 868.7 863.3 MAX. QFE PRESSURE IN HPA 874.4 870.2 869.2 868.7 865.8 866.1 863.9 862.1 869.3 872.3 873.9 873.7 874.4 DAY 30 28 18 24 10 2 22 31 29 29 1 1 MIN. QFE PRESSURE IN HPA 845.6 859.0 857.3 850.5 855.7 853.1 855.0 855.4 860.2 860.8 853.1 861.7 845.6 DAY 19 13 4 9 12 29 31 2 11 3 27 24 MEAN QNH PRESSURE IN HPA 1031.0 1028.2 1027.4 1023.7 1026.2 1022.7 1022.4 1022.0 1028.1 1033.1 1031.9 1033.7 1027.5 MAX. QNH PRESSURE IN HPA 1040.3 1035.5 1034.3 1033.7 1030.4 1030.7 1028.2 1026.1 1034.4 1037.9 1039.7 1039.5 1040.3 DAY 30 28 18 24 10 2 22 31 29 29 1 1 MIN. QNH PRESSURE IN HPA 1007.1 1022.6 1020.6 1012.8 1018.8 1015.8 1018.0 1018.4 1023.9 1024.6 1015.8 1025.7 1007.1 DAY 19 13 4 9 12 29 31 2 11 3 27 24 MEAN QFF PRESSURE IN HPA 1041.4 1030.9 1025.3 1019.9 1017.8 1011.7 1010.2 1010.8 1020.7 1031.2 1032.4 1039.7 1024.3 MAX. QFF PRESSURE IN HPA 1052.3 1042.6 1032.7 1031.4 1022.1 1020.5 1015.6 1015.9 1027.8 1039.1 1046.3 1049.6 1052.3 DAY 21 28 18 24 10 4 22 31 29 29 30 10 MIN. QFF PRESSURE IN HPA 1010.9 1023.1 1019.0 1008.2 1008.9 1003.1 1006.0 1006.2 1013.9 1019.4 1015.3 1027.4 1003.1 DAY 19 13 4 9 12 29 9 3 3 3 26 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.7 5.0 9.4 16.0 23.7 27.0 29.2 27.1 22.4 19.0 11.6 5.4 16.5 MINIMUN AIR TEMPERATURE (C) -2.0 -2.8 0.8 5.9 12.0 16.0 19.6 16.2 11.2 8.7 2.4 -3.6 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 10 5 0 0 0 0 16 DAYS WITH MINIMUM TEMP. <=-4 12 13 5 0 0 0 0 0 0 0 0 15 45 DAYS WITH FREEZING MIN.<= 0 24 25 14 2 0 0 0 0 0 0 10 31 106 TEMPERATURE RECORDS LOWEST(C) -10.0 -7.0 -7.0 -2.0 5.0 13.0 15.0 8.0 7.0 1.0 -3.0 -12.0 -12.0 DAY 1 26 17 7 7 1 30 24 13 29 30 24 MAXIMUM AIR TEMPERATURE (C) 6.5 10.0 14.9 21.6 29.3 32.6 34.0 32.4 28.5 24.9 17.9 11.2 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 20 29 31 26 10 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) 13.0 17.0 24.0 31.0 35.0 39.0 41.0 36.0 33.0 30.0 25.0 17.0 41.0 DAY 10 9 12 30 17 19 13 14 15 14 1 16 DIF. BETWEEN (MAX.-MIN.) (C) 8.5 12.8 14.1 15.7 17.3 16.6 14.4 16.2 17.3 16.2 15.5 14.8 15.0 MEAN DAILY TEMP. (MDT) (C) 2.3 3.6 7.9 13.7 20.6 24.3 26.8 24.3 19.8 16.8 10.1 3.8 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 34.5 98.0 179.5 107.5 5.5 0.0 0.0 0.0 425.0 HEATING DEG. DAYS(BASE 18 0C) 487.5 403.5 314.0 134.0 18.0 0.0 0.0 0.0 3.0 56.5 236.5 439.5 2092.5 DEWPOINT (MEAN C) -2.2 -5.5 -3.2 -1.7 4.4 3.6 6.3 2.0 1.3 4.0 0.5 -4.5 0.4 MIXING RATIO (G/KG) 3.93 3.08 3.66 4.15 6.26 5.89 7.23 5.37 5.06 6.00 4.68 3.25 4.88 VAPOUR PRESSURE (HPA) 5.43 4.25 5.05 5.70 8.61 8.09 9.88 7.38 6.98 8.27 6.48 4.50 6.72 SATURATION DEF. (HPA) 2.25 4.99 7.71 13.75 22.60 29.02 31.86 29.95 21.60 15.24 8.09 5.20 16.02 RELATIVE HUMIDITY (MEAN %) 73 52 47 35 32 24 26 22 28 40 51 52 40 RELATIVE HUMIDITY (MAX. %) 86 74 74 59 52 40 39 37 47 61 73 72 60 RELATIVE HUMIDITY (MIN. %) 58 35 29 21 22 17 18 15 20 28 34 37 28 RELATIVE HUMIDITY (MEAN% 03UTC) 81 73 72 59 51 40 39 37 47 61 73 71 59 RELATIVE HUMIDITY (MEAN% 09UTC) 68 41 34 25 23 18 20 16 22 29 37 41 31 RELATIVE HUMIDITY (MEAN% 15UTC) 73 46 41 30 30 22 23 20 24 38 51 51 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 104.6 12.2 14.3 19.0 1.2 5.0 0.0 0.0 1.0 0.0 11.3 4.0 172.6 DAYS WITH PRECIPITATION >=10 4 0 0 1 0 0 0 0 0 0 0 0 5 DAYS WITH PRECIPITATION >= 5 7 2 1 1 0 1 0 0 0 0 1 0 13 DAYS WITH PRECIPITATION >= 1 13 3 4 3 1 1 0 0 1 0 4 1 31 DAYS WITH PRECIPITATION 14 4 7 4 6 2 0 0 1 1 4 1 44 GREATEST DAILY PRECIPITATION 19.0 6.0 6.0 15.0 1.0 5.0 0.0 0.0 1.0 0.0 5.0 4.0 19.0 DAY 20 15 4 23 3 12 ** ** 29 ** 10 29 DAY WITH THUNDER STORM 1 2 0 1 0 1 1 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 8 0 0 0 0 0 0 0 0 0 0 1 9 DAYS WITH DUST 1 2 1 7 1 0 2 3 1 2 0 1 21 WIND DIRECTION (PREVAILING) 45 270 45 45 45 45 45 45 45 45 360 315 45 PREVAILING WIND SPEED(KNOTS) 4.6 3.4 3.8 3.4 3.6 3.5 4.9 4.6 3.3 3.5 2.2 2.4 3.9 PREVAILING WIND PERCENT 20.6 23.6 28.4 20.7 28.4 49.3 63.2 56.1 35.3 25.8 20.7 24.5 30.3 CALMS PERCENT OF WIND 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 75 293 55 259 49 62 54 45 57 66 334 273 50 VECTOR WIND MAGNITUDE(KNOTS) 1.2 0.7 1.0 0.8 2.0 2.4 3.7 3.6 2.0 0.4 0.2 0.3 1.2 WIND STEADINESES (MEAN %) 33.3 28.0 30.3 18.2 50.0 68.6 82.2 92.3 66.7 12.9 8.3 12.5 35.3 WIND SPEED (MEAN KNOTS) 3.6 2.5 3.3 4.4 4.0 3.5 4.5 3.9 3.0 3.1 2.4 2.4 3.4 FASTEST WIND DIRECTION 130 270 90 230 340 50 310 50 90 50 150 310 340 FASTEST WIND SPEED (KNOTS) 26 14 16 18 30 10 10 10 12 12 6 10 30 DAY 11 23 13 2 4 7 6 5 22 17 2 22 DAYS WITH SKY CLEAR (0-2)/8 5 18 13 16 18 26 27 31 28 22 17 20 241 DAYS WITH P.CLOUDY (3-6)/8 16 6 15 9 11 4 4 0 2 7 11 6 91 DAYS WITH CLOUDY (7-8)/8 10 4 3 5 2 0 0 0 0 2 2 5 33 DAYS WITH VISIBILITY =< 2 KM 4 1 1 0 1 0 0 1 0 0 0 1 9 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.5 863.1 864.6 861.4 863.9 861.7 859.8 863.2 865.7 866.6 868.0 866.6 864.1 MAX. QFE PRESSURE IN HPA 872.4 870.8 871.7 867.8 872.6 867.8 863.2 868.4 871.6 873.6 872.9 872.8 873.6 DAY-HOUR 13- 3 1- 6 16- 6 25- 6 21- 6 2- 6 9- 6 9- 6 20- 6 5- 6 28- 6 4- 6 MIN. QFE PRESSURE IN HPA 852.7 851.8 856.0 853.0 858.4 855.9 853.8 859.6 860.9 854.0 861.1 859.3 851.8 DAY-HOUR 14- 3 23-12 24- 3 4- 3 12-12 18-15 12-15 27-12 22-12 25-15 9-12 20-12 MEAN QNH PRESSURE IN HPA 1028.9 1027.2 1029.0 1025.4 1028.3 1025.7 1023.5 1027.4 1030.2 1031.3 1033.0 1031.3 1028.4 MAX. QNH PRESSURE IN HPA 1038.0 1036.1 1037.2 1032.7 1038.2 1032.7 1027.4 1033.4 1037.1 1039.4 1038.6 1038.5 1039.4 DAY-HOUR 13- 3 1- 6 16- 6 25- 6 21- 6 2- 6 9- 6 9- 6 20- 6 5- 6 28- 6 4- 6 MIN. QNH PRESSURE IN HPA 1015.3 1014.3 1019.1 1015.7 1021.9 1019.0 1016.6 1023.3 1024.7 1016.8 1025.0 1022.9 1014.3 DAY-HOUR 14- 3 23-12 24- 3 4- 3 12-12 18-15 12-15 27-12 22-12 25-15 9-12 20-12 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 864.3 863.1 865.0 862.0 864.8 862.5 860.5 863.8 866.2 867.0 868.3 866.7 864.5 MAX. QFE PRESSURE IN HPA 872.4 869.6 870.7 867.3 872.4 867.6 863.0 867.7 870.2 872.8 872.1 871.8 872.8 DAY 13 1 17 25 21 3 15 9 20 29 28 4 MIN. QFE PRESSURE IN HPA 852.7 854.9 856.0 853.0 859.7 857.7 855.8 860.2 863.2 855.6 863.1 861.3 852.7 DAY 14 23 24 4 3 19 12 1 18 26 10 21 MEAN QNH PRESSURE IN HPA 1028.7 1027.3 1029.5 1026.0 1029.3 1026.6 1024.3 1028.1 1030.9 1031.8 1033.3 1031.5 1028.9 MAX. QNH PRESSURE IN HPA 1038.0 1034.8 1036.0 1032.1 1038.0 1032.5 1027.2 1032.6 1035.5 1038.5 1037.6 1037.3 1038.5 DAY 13 1 17 25 21 3 15 9 20 29 28 4 MIN. QNH PRESSURE IN HPA 1015.3 1017.8 1019.1 1015.7 1023.4 1021.1 1018.9 1023.9 1027.4 1018.6 1027.3 1025.2 1015.3 DAY 14 23 24 4 3 19 12 1 18 26 10 21 MEAN QFF PRESSURE IN HPA 1032.1 1029.8 1029.6 1022.1 1020.9 1016.0 1012.2 1017.9 1023.7 1026.6 1032.5 1034.5 1024.8 MAX. QFF PRESSURE IN HPA 1040.6 1038.9 1042.5 1029.6 1033.2 1022.2 1016.1 1023.9 1030.2 1037.5 1038.6 1040.5 1042.5 DAY 13 1 17 7 21 3 2 10 30 29 28 4 MIN. QFF PRESSURE IN HPA 1013.2 1018.1 1015.7 1008.9 1013.0 1008.2 1005.6 1011.5 1019.2 1010.0 1022.9 1028.3 1005.6 DAY 14 23 24 20 3 19 12 1 7 26 10 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.4 864.1 865.8 862.5 865.1 862.7 860.7 864.1 866.9 867.8 869.1 867.8 865.2 MAX. QFE PRESSURE IN HPA 871.1 870.8 871.7 867.8 872.6 867.8 863.2 868.4 871.6 873.6 872.9 872.8 873.6 DAY 29 1 16 25 21 2 9 9 20 5 28 4 MIN. QFE PRESSURE IN HPA 855.1 855.0 856.9 854.4 860.3 858.1 856.2 860.8 863.7 857.1 864.3 863.7 854.4 DAY 11 23 24 4 4 19 12 1 17 25 9 20 MEAN QNH PRESSURE IN HPA 1029.9 1028.4 1030.4 1026.6 1029.5 1026.9 1024.6 1028.5 1031.7 1032.7 1034.2 1032.7 1029.7 MAX. QNH PRESSURE IN HPA 1036.5 1036.1 1037.2 1032.7 1038.2 1032.7 1027.4 1033.4 1037.1 1039.4 1038.6 1038.5 1039.4 DAY 29 1 16 25 21 2 9 9 20 5 28 4 MIN. QNH PRESSURE IN HPA 1018.1 1018.0 1020.1 1017.3 1024.1 1021.5 1019.3 1024.6 1028.0 1020.4 1028.7 1028.0 1017.3 DAY 11 23 24 4 4 19 12 1 17 25 9 20 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 864.6 863.4 864.9 861.8 864.2 862.0 860.0 863.3 865.9 866.8 868.1 866.6 864.3 MAX. QFE PRESSURE IN HPA 871.1 870.2 870.5 866.9 871.3 867.2 862.6 867.7 870.4 872.3 872.1 871.3 872.3 DAY 29 1 16 25 21 2 25 9 20 5 28 4 MIN. QFE PRESSURE IN HPA 854.2 853.3 857.5 854.1 859.2 857.7 855.4 860.6 862.6 855.9 862.1 861.2 853.3 DAY 11 23 24 4 4 19 12 1 17 25 9 20 MEAN QNH PRESSURE IN HPA 1029.0 1027.6 1029.4 1025.8 1028.6 1026.0 1023.8 1027.5 1030.5 1031.5 1033.0 1031.3 1028.7 MAX. QNH PRESSURE IN HPA 1036.5 1035.5 1035.8 1031.7 1036.7 1032.0 1026.7 1032.6 1035.7 1037.9 1037.6 1036.7 1037.9 DAY 29 1 16 25 21 2 25 9 20 5 28 4 MIN. QNH PRESSURE IN HPA 1017.0 1016.0 1020.8 1016.9 1022.8 1021.1 1018.4 1024.4 1026.7 1019.0 1026.1 1025.1 1016.0 DAY 11 23 24 4 4 19 12 1 17 25 9 20 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 863.9 862.2 863.6 860.4 862.8 860.8 858.9 862.5 864.6 865.6 867.1 865.8 863.2 MAX. QFE PRESSURE IN HPA 870.1 869.1 869.5 865.5 869.9 866.1 861.7 867.2 868.6 870.5 870.8 870.1 870.8 DAY 29 1 16 25 21 3 15 9 20 5 28 4 MIN. QFE PRESSURE IN HPA 853.2 851.8 856.4 853.2 858.4 856.4 854.0 859.6 860.9 854.1 861.1 859.3 851.8 DAY 11 23 23 21 12 18 12 27 22 25 9 20 MEAN QNH PRESSURE IN HPA 1028.2 1026.3 1027.8 1024.2 1027.0 1024.6 1022.4 1026.6 1029.0 1030.1 1031.9 1030.4 1027.4 MAX. QNH PRESSURE IN HPA 1035.3 1034.2 1034.7 1030.0 1035.1 1030.7 1025.7 1032.0 1033.6 1035.8 1036.1 1035.3 1036.1 DAY 29 1 16 25 21 3 15 9 20 5 28 4 MIN. QNH PRESSURE IN HPA 1015.9 1014.3 1019.6 1015.9 1021.9 1019.6 1016.8 1023.3 1024.7 1016.9 1025.0 1022.9 1014.3 DAY 11 23 23 21 12 18 12 27 22 25 9 20 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.3 862.5 863.9 860.6 862.9 860.6 858.9 862.5 864.7 865.9 867.6 866.1 863.4 MAX. QFE PRESSURE IN HPA 870.5 869.3 870.3 865.3 869.6 866.5 862.8 866.8 869.0 870.4 871.5 870.0 871.5 DAY 29 1 16 25 20 2 25 9 20 5 28 4 MIN. QFE PRESSURE IN HPA 855.0 852.4 856.2 853.0 858.4 855.9 853.8 860.1 860.9 854.0 861.8 859.4 852.4 DAY 11 23 23 21 12 18 12 3 22 25 9 20 MEAN QNH PRESSURE IN HPA 1028.6 1026.6 1028.2 1024.3 1027.1 1024.4 1022.5 1026.6 1029.2 1030.5 1032.5 1030.7 1027.6 MAX. QNH PRESSURE IN HPA 1035.8 1034.4 1035.6 1029.8 1034.8 1031.2 1026.9 1031.5 1034.1 1035.7 1037.0 1035.2 1037.0 DAY 29 1 16 25 20 2 25 9 20 5 28 4 MIN. QNH PRESSURE IN HPA 1018.0 1015.0 1019.3 1015.7 1021.9 1019.0 1016.6 1023.8 1024.7 1016.8 1025.8 1023.0 1015.0 DAY 11 23 23 21 12 18 12 3 22 25 9 20 MEAN QFF PRESSURE IN HPA 1031.9 1029.0 1028.3 1020.4 1018.6 1013.9 1010.4 1016.5 1022.0 1025.1 1031.5 1033.6 1023.4 MAX. QFF PRESSURE IN HPA 1038.8 1038.4 1041.1 1028.0 1029.4 1021.2 1015.2 1022.8 1028.6 1034.7 1037.6 1038.3 1041.1 DAY 31 1 16 9 21 12 25 9 30 29 28 31 MIN. QFF PRESSURE IN HPA 1016.3 1013.5 1016.8 1010.4 1011.5 1006.1 1002.5 1012.1 1017.4 1010.0 1021.3 1027.0 1002.5 DAY 11 23 23 21 12 19 12 1 22 25 9 20 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 7.9 8.4 10.1 15.4 22.4 29.1 28.6 27.8 23.6 15.3 9.6 5.3 17.0 MINIMUN AIR TEMPERATURE (C) -1.0 1.6 2.4 7.0 12.2 18.4 18.9 17.0 11.7 5.6 -2.3 -3.6 7.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 7 10 3 1 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 7 0 1 0 0 0 0 0 0 0 10 17 35 DAYS WITH FREEZING MIN.<= 0 23 12 12 2 0 0 0 0 0 1 25 29 104 TEMPERATURE RECORDS LOWEST(C) -5.0 -2.0 -4.0 -1.0 6.0 13.0 13.0 14.0 4.0 0.0 -9.0 -12.0 -12.0 DAY 1 6 26 6 13 1 2 11 5 19 25 30 MAXIMUM AIR TEMPERATURE (C) 13.8 13.2 15.0 20.8 27.7 34.0 33.3 32.7 29.8 21.0 16.7 11.4 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 30 30 31 19 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) 18.0 18.0 24.0 28.0 34.0 40.0 37.0 37.0 34.0 31.0 23.0 16.0 40.0 DAY 30 27 13 21 17 14 23 30 12 1 1 2 DIF. BETWEEN (MAX.-MIN.) (C) 14.8 11.6 12.6 13.8 15.5 15.6 14.4 15.7 18.1 15.4 19.0 15.0 15.1 MEAN DAILY TEMP. (MDT) (C) 6.4 7.4 8.7 13.9 19.9 26.2 26.1 24.8 20.7 13.3 7.2 3.9 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 15.0 155.5 157.5 119.0 21.0 1.0 0.0 0.0 470.0 HEATING DEG. DAYS(BASE 18 0C) 360.5 296.5 288.0 135.5 11.0 0.0 0.0 0.0 5.5 152.5 323.0 437.5 2010.0 DEWPOINT (MEAN C) -2.8 0.3 -0.9 3.9 3.1 6.4 7.7 9.5 7.4 2.5 -3.3 -5.6 2.4 MIXING RATIO (G/KG) 3.68 4.64 4.33 6.00 5.76 7.22 7.90 8.92 8.02 5.57 3.70 3.07 5.73 VAPOUR PRESSURE (HPA) 5.09 6.40 5.96 8.24 7.92 9.87 10.77 12.16 10.99 7.69 5.15 4.25 7.87 SATURATION DEF. (HPA) 6.30 5.11 7.21 10.50 20.41 32.01 29.50 26.69 19.97 10.76 7.91 5.29 15.14 RELATIVE HUMIDITY (MEAN %) 50 60 50 50 31 26 28 33 37 47 43 49 42 RELATIVE HUMIDITY (MAX. %) 73 84 73 74 50 41 42 46 52 68 61 64 61 RELATIVE HUMIDITY (MIN. %) 35 44 36 36 22 18 22 27 30 33 30 36 31 RELATIVE HUMIDITY (MEAN% 03UTC) 72 82 71 73 50 41 41 46 52 66 60 61 60 RELATIVE HUMIDITY (MEAN% 09UTC) 39 50 43 40 24 19 24 28 32 38 32 40 34 RELATIVE HUMIDITY (MEAN% 15UTC) 46 55 44 46 26 22 26 30 34 45 44 50 39 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 12.4 57.2 27.4 47.0 7.0 0.0 0.0 0.0 0.1 7.6 0.0 11.0 169.7 DAYS WITH PRECIPITATION >=10 0 2 1 2 0 0 0 0 0 0 0 0 5 DAYS WITH PRECIPITATION >= 5 1 3 3 4 0 0 0 0 0 0 0 1 12 DAYS WITH PRECIPITATION >= 1 4 5 3 8 3 0 0 0 0 3 0 3 29 DAYS WITH PRECIPITATION 5 8 9 11 3 0 0 0 1 5 0 4 46 GREATEST DAILY PRECIPITATION 7.3 21.2 12.0 14.0 4.0 0.0 0.0 0.0 0.1 3.0 0.0 6.0 21.2 DAY 14 10 30 4 7 ** ** ** 26 14 ** 21 DAY WITH THUNDER STORM 0 1 1 2 0 0 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 0 0 1 0 0 0 0 0 0 0 0 1 2 DAYS WITH DUST 0 0 2 0 2 1 2 0 0 0 0 0 7 WIND DIRECTION (PREVAILING) 360 180 360 45 45 45 45 45 45 45 45 180 45 PREVAILING WIND SPEED(KNOTS) 2.0 2.6 4.2 3.7 4.2 5.0 6.4 3.6 3.0 2.9 2.7 2.9 4.0 PREVAILING WIND PERCENT 23.9 20.0 21.3 30.7 34.2 51.3 67.7 60.6 28.0 33.5 31.3 23.2 31.9 CALMS PERCENT OF WIND 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 294 224 277 65 51 62 52 50 64 71 59 247 54 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.3 0.8 0.9 1.5 3.9 5.1 2.9 1.4 1.2 0.8 0.5 1.3 WIND STEADINESES (MEAN %) 19.0 11.5 17.0 22.5 32.6 79.6 89.5 82.9 50.0 40.0 33.3 19.2 36.1 WIND SPEED (MEAN KNOTS) 2.1 2.6 4.7 4.0 4.6 4.9 5.7 3.5 2.8 3.0 2.4 2.6 3.6 FASTEST WIND DIRECTION 230 270 180 360 270 90 50 50 50 90 50 270 180 FASTEST WIND SPEED (KNOTS) 8 8 31 16 18 18 18 10 10 10 10 10 31 DAY 14 5 11 19 4 22 12 31 21 17 2 13 DAYS WITH SKY CLEAR (0-2)/8 15 9 13 6 19 30 29 31 29 18 29 19 247 DAYS WITH P.CLOUDY (3-6)/8 10 14 7 15 9 0 2 0 1 10 1 6 75 DAYS WITH CLOUDY (7-8)/8 6 5 11 9 3 0 0 0 0 3 0 6 43 DAYS WITH VISIBILITY =< 2 KM 0 1 2 0 0 0 0 0 0 0 0 0 3 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.5 863.9 862.4 862.7 864.3 861.1 859.4 860.8 864.4 867.7 871.8 866.1 864.3 MAX. QFE PRESSURE IN HPA 874.2 870.2 870.0 870.3 868.6 867.8 866.1 864.9 869.3 874.3 877.9 873.8 877.9 DAY-HOUR 1- 6 26- 6 3- 9 1- 6 21- 3 3- 6 11- 6 22- 6 15- 6 10- 6 23- 6 7- 6 MIN. QFE PRESSURE IN HPA 861.9 856.1 847.5 855.6 858.8 854.4 854.9 855.6 858.8 860.0 865.4 857.3 847.5 DAY-HOUR 27-12 10-12 20- 3 23-12 26-15 26-15 17-15 5-12 8-12 15-12 16-12 12-12 MEAN QNH PRESSURE IN HPA 1032.4 1028.3 1026.4 1026.9 1028.6 1024.9 1023.0 1024.6 1028.8 1032.5 1037.3 1030.7 1028.7 MAX. QNH PRESSURE IN HPA 1040.1 1035.5 1035.2 1035.6 1033.6 1032.7 1030.7 1029.4 1034.4 1040.2 1044.3 1039.6 1044.3 DAY-HOUR 1- 6 26- 6 3- 9 1- 6 21- 3 3- 6 11- 6 22- 6 15- 6 10- 6 23- 6 7- 6 MIN. QNH PRESSURE IN HPA 1025.9 1019.2 1009.3 1018.6 1022.3 1017.3 1017.8 1018.6 1022.3 1023.7 1029.9 1020.6 1009.3 DAY-HOUR 27-12 10-12 20- 3 23-12 26-15 26-15 17-15 5-12 8-12 15-12 16-12 12-12 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 867.9 864.1 862.4 863.1 865.0 861.9 860.1 861.4 865.2 868.0 872.1 866.3 864.8 MAX. QFE PRESSURE IN HPA 873.3 869.1 868.4 869.7 868.6 867.4 865.6 864.1 869.0 874.1 877.2 872.5 877.2 DAY 1 26 3 27 21 3 11 17 16 10 23 7 MIN. QFE PRESSURE IN HPA 864.0 858.0 847.5 856.5 860.9 855.5 856.4 857.3 861.3 861.9 866.4 859.0 847.5 DAY 14 10 20 14 27 27 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1032.8 1028.5 1026.4 1027.3 1029.5 1025.9 1023.9 1025.3 1029.7 1032.9 1037.6 1031.0 1029.2 MAX. QNH PRESSURE IN HPA 1039.0 1034.2 1033.4 1034.9 1033.6 1032.2 1030.2 1028.4 1034.1 1040.0 1043.5 1038.1 1043.5 DAY 1 26 3 27 21 3 11 17 16 10 23 7 MIN. QNH PRESSURE IN HPA 1028.3 1021.4 1009.3 1019.7 1024.7 1018.5 1019.6 1020.6 1025.2 1025.9 1031.1 1022.6 1009.3 DAY 14 10 20 14 27 27 17 5 8 15 16 12 MEAN QFF PRESSURE IN HPA 1034.1 1028.5 1025.5 1023.3 1021.6 1014.0 1012.1 1014.4 1021.7 1029.6 1039.3 1033.9 1024.8 MAX. QFF PRESSURE IN HPA 1043.7 1035.4 1037.1 1035.2 1026.7 1022.0 1017.8 1018.9 1026.1 1038.1 1047.0 1046.8 1047.0 DAY 1 26 3 6 11 3 10 17 16 18 23 30 MIN. QFF PRESSURE IN HPA 1026.2 1018.6 1002.9 1013.8 1015.5 1005.4 1006.3 1008.0 1014.6 1019.5 1032.6 1020.3 1002.9 DAY 31 10 20 23 27 27 26 6 1 2 16 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.7 865.1 863.3 863.8 865.3 862.0 860.4 861.8 865.7 868.8 872.9 867.2 865.4 MAX. QFE PRESSURE IN HPA 874.2 870.2 869.5 870.3 868.3 867.8 866.1 864.9 869.3 874.3 877.9 873.8 877.9 DAY 1 26 3 1 21 3 11 22 15 10 23 7 MIN. QFE PRESSURE IN HPA 864.6 858.3 849.1 857.1 861.6 855.8 856.8 857.5 861.6 862.3 867.0 859.5 849.1 DAY 27 10 20 14 26 27 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1033.7 1029.5 1027.5 1028.1 1029.9 1026.1 1024.1 1025.7 1030.3 1033.9 1038.6 1032.0 1029.9 MAX. QNH PRESSURE IN HPA 1040.1 1035.5 1034.7 1035.6 1033.3 1032.7 1030.7 1029.4 1034.4 1040.2 1044.3 1039.6 1044.3 DAY 1 26 3 1 21 3 11 22 15 10 23 7 MIN. QNH PRESSURE IN HPA 1029.0 1021.8 1011.2 1020.4 1025.6 1018.9 1020.0 1020.8 1025.6 1026.4 1031.8 1023.1 1011.2 DAY 27 10 20 14 26 27 17 5 8 15 16 12 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 867.7 864.2 862.9 863.1 864.7 861.3 859.7 860.9 864.6 867.8 871.8 866.2 864.6 MAX. QFE PRESSURE IN HPA 872.4 869.4 870.0 869.4 867.9 866.8 865.5 863.6 868.7 872.6 877.1 873.2 877.1 DAY 1 12 3 5 21 3 11 17 15 31 23 7 MIN. QFE PRESSURE IN HPA 863.3 857.0 848.7 856.4 860.6 855.3 856.2 856.6 860.3 861.4 866.2 858.1 848.7 DAY 27 10 20 14 26 27 26 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1032.6 1028.6 1027.0 1027.3 1029.1 1025.3 1023.3 1024.8 1029.0 1032.7 1037.3 1030.8 1029.0 MAX. QNH PRESSURE IN HPA 1038.0 1034.5 1035.2 1034.5 1032.8 1031.5 1030.0 1027.9 1033.7 1038.2 1043.4 1038.9 1043.4 DAY 1 12 3 5 21 3 11 17 15 31 23 7 MIN. QNH PRESSURE IN HPA 1027.5 1020.3 1010.7 1019.6 1024.4 1018.3 1019.3 1019.8 1024.1 1025.3 1030.9 1021.5 1010.7 DAY 27 10 20 14 26 27 26 5 8 15 16 12 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 866.7 863.1 861.6 861.8 863.4 860.2 858.5 859.9 863.3 866.8 870.9 865.2 863.5 MAX. QFE PRESSURE IN HPA 871.2 868.5 867.6 868.6 866.2 865.8 864.2 862.8 867.4 871.6 876.1 872.2 876.1 DAY 1 12 3 27 10 6 11 16 15 9 23 7 MIN. QFE PRESSURE IN HPA 861.9 856.1 848.2 855.6 859.1 854.8 855.0 855.6 858.8 860.0 865.4 857.3 848.2 DAY 27 10 20 23 26 27 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1031.4 1027.3 1025.5 1025.8 1027.6 1023.9 1022.0 1023.6 1027.6 1031.6 1036.3 1029.7 1027.7 MAX. QNH PRESSURE IN HPA 1036.6 1033.5 1032.5 1033.6 1030.9 1030.4 1028.6 1026.9 1032.2 1037.1 1042.3 1037.8 1042.3 DAY 1 12 3 27 10 6 11 16 15 9 23 7 MIN. QNH PRESSURE IN HPA 1025.9 1019.2 1010.1 1018.6 1022.7 1017.7 1018.0 1018.6 1022.3 1023.7 1029.9 1020.6 1010.1 DAY 27 10 20 23 26 27 17 5 8 15 16 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.8 863.2 861.9 861.9 863.1 859.9 858.5 860.0 863.4 867.0 871.2 865.6 863.5 MAX. QFE PRESSURE IN HPA 871.2 869.2 867.7 868.5 866.2 865.9 864.1 862.8 867.6 871.6 876.5 872.8 876.5 DAY 1 12 3 5 10 6 11 16 15 9 22 7 MIN. QFE PRESSURE IN HPA 862.3 856.8 848.4 856.6 858.8 854.4 854.9 856.3 858.8 860.3 866.1 857.8 848.4 DAY 27 10 20 23 26 26 17 4 8 15 16 12 MEAN QNH PRESSURE IN HPA 1031.5 1027.5 1025.9 1025.9 1027.3 1023.6 1021.9 1023.7 1027.6 1031.8 1036.6 1030.1 1027.8 MAX. QNH PRESSURE IN HPA 1036.6 1034.3 1032.6 1033.5 1030.9 1030.5 1028.4 1026.9 1032.5 1037.1 1042.7 1038.5 1042.7 DAY 1 12 3 5 10 6 11 16 15 9 22 7 MIN. QNH PRESSURE IN HPA 1026.4 1020.0 1010.3 1019.8 1022.3 1017.3 1017.8 1019.4 1022.3 1024.1 1030.7 1021.2 1010.3 DAY 27 10 20 23 26 26 17 4 8 15 16 12 MEAN QFF PRESSURE IN HPA 1032.6 1027.4 1024.9 1021.8 1019.3 1011.6 1010.1 1012.5 1019.4 1028.4 1038.2 1032.9 1023.3 MAX. QFF PRESSURE IN HPA 1040.4 1034.9 1035.4 1034.0 1025.3 1019.4 1016.5 1017.4 1024.2 1035.0 1046.3 1044.9 1046.3 DAY 1 12 3 5 9 2 11 16 15 17 23 30 MIN. QFF PRESSURE IN HPA 1026.1 1019.2 1006.2 1012.5 1013.6 1004.2 1006.0 1007.2 1014.0 1015.7 1031.4 1019.3 1004.2 DAY 28 10 20 23 26 15 17 5 8 1 18 12 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.1 2.9 9.5 13.1 20.5 25.8 28.9 27.8 24.0 16.2 11.0 4.0 15.4 MINIMUN AIR TEMPERATURE (C) -7.4 -2.5 0.7 6.2 10.4 14.9 19.1 16.2 12.5 6.5 2.8 -3.7 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 3 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 23 11 2 2 0 0 0 0 0 0 1 14 53 DAYS WITH FREEZING MIN.<= 0 28 23 15 5 0 0 0 0 0 1 6 28 106 TEMPERATURE RECORDS LOWEST(C) -18.0 -9.0 -9.0 -4.0 3.0 8.0 15.0 10.0 3.0 0.0 -5.0 -11.0 -18.0 DAY 8 4 1 1 5 8 2 18 27 24 30 26 MAXIMUM AIR TEMPERATURE (C) 7.4 7.6 15.3 17.7 25.9 31.2 34.2 33.4 30.1 23.1 17.0 10.0 21.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 21 31 29 18 0 0 0 107 DAYS WITH MAXIMUM TEMP. <= 0 2 2 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 17.0 15.0 24.0 28.0 35.0 37.0 39.0 36.0 36.0 28.0 24.0 15.0 39.0 DAY 17 24 8 21 30 21 7 3 6 1 2 9 DIF. BETWEEN (MAX.-MIN.) (C) 14.8 10.1 14.6 11.5 15.5 16.3 15.1 17.2 17.6 16.6 14.2 13.7 14.8 MEAN DAILY TEMP. (MDT) (C) 0.0 2.5 8.0 11.9 18.2 23.0 26.6 24.8 21.3 14.8 9.9 3.2 13.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 19.5 74.5 174.5 119.0 47.0 0.0 0.0 0.0 434.5 HEATING DEG. DAYS(BASE 18 0C) 558.0 433.0 310.0 185.5 49.0 1.5 0.0 0.0 10.5 106.0 243.5 460.0 2357.0 DEWPOINT (MEAN C) -6.2 -1.7 -0.8 5.7 7.5 8.4 10.9 8.0 6.6 4.3 3.7 -2.6 3.6 MIXING RATIO (G/KG) 2.96 4.07 4.29 6.91 7.72 8.15 9.73 8.07 7.22 6.15 5.90 3.81 6.25 VAPOUR PRESSURE (HPA) 4.10 5.61 5.89 9.46 10.57 11.13 13.22 11.01 9.90 8.49 8.14 5.26 8.56 SATURATION DEF. (HPA) 3.29 2.38 7.03 6.87 15.21 23.69 28.16 27.91 21.88 11.15 5.90 3.45 13.08 RELATIVE HUMIDITY (MEAN %) 61 73 52 64 46 35 34 30 35 48 64 64 51 RELATIVE HUMIDITY (MAX. %) 77 85 75 83 68 51 50 42 51 68 81 79 68 RELATIVE HUMIDITY (MIN. %) 47 63 39 51 35 27 27 23 25 35 50 48 39 RELATIVE HUMIDITY (MEAN% 03UTC) 72 82 74 81 68 51 50 42 51 68 81 78 67 RELATIVE HUMIDITY (MEAN% 09UTC) 51 67 43 60 38 29 28 25 28 38 52 53 43 RELATIVE HUMIDITY (MEAN% 15UTC) 63 75 48 60 42 32 32 27 33 46 66 68 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 44.0 60.0 24.2 115.4 9.3 0.0 0.0 0.0 0.0 13.7 17.4 0.0 284.0 DAYS WITH PRECIPITATION >=10 1 1 1 4 0 0 0 0 0 0 0 0 7 DAYS WITH PRECIPITATION >= 5 3 6 1 7 0 0 0 0 0 1 3 0 21 DAYS WITH PRECIPITATION >= 1 5 11 4 13 4 0 0 0 0 4 3 0 44 DAYS WITH PRECIPITATION 5 11 6 16 5 0 0 0 0 9 7 2 61 GREATEST DAILY PRECIPITATION 25.0 13.0 13.0 37.0 3.0 0.0 0.0 0.0 0.0 5.0 6.6 0.0 37.0 DAY 22 13 30 30 2 ** ** ** ** 4 14 ** DAY WITH THUNDER STORM 0 1 1 3 1 0 0 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 2 5 4 2 0 0 0 0 0 0 1 0 14 DAYS WITH DUST 0 0 6 3 3 3 1 0 1 2 0 0 19 WIND DIRECTION (PREVAILING) 45 90 45 45 45 45 45 45 45 45 180 180 45 PREVAILING WIND SPEED(KNOTS) 2.4 6.4 4.3 4.8 5.2 6.8 6.0 5.3 4.9 4.4 3.7 2.7 5.0 PREVAILING WIND PERCENT 36.8 23.6 20.6 22.7 36.1 42.7 65.2 46.5 30.7 12.9 17.3 20.0 28.5 CALMS PERCENT OF WIND 0.0 0.7 0.6 0.0 0.0 0.0 0.0 25.8 32.7 49.0 58.7 56.1 18.7 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 17 98 165 105 43 66 58 46 48 61 182 189 66 VECTOR WIND MAGNITUDE(KNOTS) 0.6 1.9 0.8 1.2 2.2 4.3 5.2 3.4 1.7 0.6 0.6 0.6 1.6 WIND STEADINESES (MEAN %) 23.1 42.2 15.1 25.5 43.1 68.3 89.7 87.2 51.5 26.1 37.5 42.9 41.0 WIND SPEED (MEAN KNOTS) 2.6 4.5 5.3 4.7 5.1 6.3 5.8 3.9 3.3 2.3 1.6 1.4 3.9 FASTEST WIND DIRECTION 200 130 200 270 310 90 90 90 30 90 180 360 310 FASTEST WIND SPEED (KNOTS) 16 16 20 18 35 18 18 12 10 12 8 8 35 DAY 31 14 8 20 27 2 23 2 21 2 5 24 DAYS WITH SKY CLEAR (0-2)/8 23 13 19 10 21 28 31 31 28 18 15 14 251 DAYS WITH P.CLOUDY (3-6)/8 5 5 6 13 9 2 0 0 2 11 12 15 80 DAYS WITH CLOUDY (7-8)/8 3 10 6 7 1 0 0 0 0 2 3 2 34 DAYS WITH VISIBILITY =< 2 KM 2 4 1 0 1 0 0 0 0 1 1 0 10 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.2 863.5 861.1 862.0 863.7 861.2 858.8 860.3 863.2 868.2 866.9 865.5 863.5 MAX. QFE PRESSURE IN HPA 873.6 872.8 872.3 869.9 870.6 867.2 865.1 865.1 868.0 875.3 872.0 872.6 875.3 DAY-HOUR 6- 6 28- 6 3- 6 13- 6 3- 6 8- 6 15- 3 16- 3 26- 6 15- 6 6-12 12- 6 MIN. QFE PRESSURE IN HPA 856.6 856.1 847.0 850.8 855.7 854.0 851.7 856.2 857.7 860.6 862.7 854.2 847.0 DAY-HOUR 22- 9 15- 3 24-12 25-15 18-15 5-12 10-15 5-12 18-15 3-12 14-12 23-15 MEAN QNH PRESSURE IN HPA 1032.0 1027.8 1024.9 1026.0 1028.0 1025.1 1022.3 1024.1 1027.4 1033.2 1031.6 1030.0 1027.7 MAX. QNH PRESSURE IN HPA 1039.4 1038.5 1037.9 1035.1 1035.9 1032.0 1029.6 1029.6 1032.9 1041.3 1037.5 1038.2 1041.3 DAY-HOUR 6- 6 28- 6 3- 6 13- 6 3- 6 8- 6 15- 3 16- 3 26- 6 15- 6 6-12 12- 6 MIN. QNH PRESSURE IN HPA 1019.8 1019.2 1008.7 1013.1 1018.8 1016.8 1014.2 1019.3 1021.1 1024.4 1026.8 1017.0 1008.7 DAY-HOUR 22- 9 15- 3 24-12 25-15 18-15 5-12 10-15 5-12 18-15 3-12 14-12 23-15 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 867.4 863.2 861.4 862.4 864.3 861.9 859.5 861.0 863.9 868.5 867.3 865.7 863.9 MAX. QFE PRESSURE IN HPA 873.3 871.3 870.7 869.4 869.9 867.0 865.1 865.1 867.4 874.2 871.3 871.6 874.2 DAY 7 28 1 13 10 8 15 16 13 15 10 16 MIN. QFE PRESSURE IN HPA 857.1 856.1 850.5 852.7 859.2 857.1 853.8 857.1 858.4 861.8 864.2 855.6 850.5 DAY 22 15 24 27 19 21 10 6 19 2 20 24 MEAN QNH PRESSURE IN HPA 1032.2 1027.4 1025.3 1026.5 1028.7 1025.9 1023.1 1024.8 1028.2 1033.5 1032.1 1030.3 1028.2 MAX. QNH PRESSURE IN HPA 1039.0 1036.7 1036.0 1034.5 1035.1 1031.8 1029.6 1029.6 1032.2 1040.1 1036.7 1037.1 1040.1 DAY 7 28 1 13 10 8 15 16 13 15 10 16 MIN. QNH PRESSURE IN HPA 1020.4 1019.2 1012.8 1015.3 1022.8 1020.4 1016.6 1020.4 1021.9 1025.8 1028.6 1018.6 1012.8 DAY 22 15 24 27 19 21 10 6 19 2 20 24 MEAN QFF PRESSURE IN HPA 1038.2 1030.8 1025.2 1023.5 1021.9 1015.9 1011.2 1014.0 1019.9 1029.8 1031.1 1034.1 1024.6 MAX. QFF PRESSURE IN HPA 1052.1 1044.4 1043.4 1035.4 1031.1 1026.1 1017.5 1018.7 1028.3 1038.4 1035.7 1041.1 1052.1 DAY 7 28 1 4 5 8 15 25 26 15 10 28 MIN. QFF PRESSURE IN HPA 1018.7 1017.8 1009.6 1009.5 1012.9 1007.6 1003.2 1009.0 1012.6 1018.4 1023.9 1019.6 1003.2 DAY 22 15 23 27 30 21 10 6 19 2 14 24 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.3 864.5 862.3 863.0 864.7 862.1 859.7 861.1 864.4 869.3 867.9 866.6 864.5 MAX. QFE PRESSURE IN HPA 873.6 872.8 872.3 869.9 870.6 867.2 865.1 865.1 868.0 875.3 871.5 872.6 875.3 DAY 6 28 3 13 3 8 15 16 26 15 10 12 MIN. QFE PRESSURE IN HPA 857.5 856.6 849.8 852.9 859.3 857.0 854.0 857.1 859.7 862.9 864.5 857.9 849.8 DAY 22 15 24 27 19 21 10 6 17 3 26 24 MEAN QNH PRESSURE IN HPA 1033.3 1028.9 1026.4 1027.2 1029.1 1026.2 1023.4 1025.0 1028.8 1034.4 1032.8 1031.3 1028.9 MAX. QNH PRESSURE IN HPA 1039.4 1038.5 1037.9 1035.1 1035.9 1032.0 1029.6 1029.6 1032.9 1041.3 1037.0 1038.2 1041.3 DAY 6 28 3 13 3 8 15 16 26 15 10 12 MIN. QNH PRESSURE IN HPA 1020.8 1019.8 1012.0 1015.5 1022.9 1020.3 1016.8 1020.4 1023.4 1027.1 1028.9 1021.3 1012.0 DAY 22 15 24 27 19 21 10 6 17 3 26 24 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 867.3 863.9 861.4 862.4 864.0 861.3 859.0 860.4 863.4 868.5 867.0 865.5 863.7 MAX. QFE PRESSURE IN HPA 873.3 872.2 871.5 868.8 870.0 866.0 864.0 863.9 867.2 875.3 871.2 870.9 875.3 DAY 6 28 3 13 3 7 15 16 26 15 6 12 MIN. QFE PRESSURE IN HPA 856.6 857.2 848.8 853.2 858.8 855.2 853.6 857.1 859.4 861.8 863.5 856.2 848.8 DAY 22 15 24 27 27 5 10 6 17 3 25 23 MEAN QNH PRESSURE IN HPA 1032.1 1028.2 1025.3 1026.4 1028.3 1025.2 1022.6 1024.1 1027.7 1033.5 1031.8 1030.0 1027.9 MAX. QNH PRESSURE IN HPA 1039.0 1037.8 1037.0 1033.8 1035.2 1030.6 1028.3 1028.2 1032.0 1041.3 1036.6 1036.3 1041.3 DAY 6 28 3 13 3 7 15 16 26 15 6 12 MIN. QNH PRESSURE IN HPA 1019.8 1020.5 1010.8 1015.9 1022.3 1018.2 1016.3 1020.4 1023.0 1025.8 1027.7 1019.3 1010.8 DAY 22 15 24 27 27 5 10 6 17 3 25 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 866.4 862.9 860.0 861.0 862.9 860.4 857.9 859.5 862.1 867.3 866.1 864.7 862.6 MAX. QFE PRESSURE IN HPA 872.7 871.0 870.2 867.0 869.0 865.4 863.4 863.2 865.7 873.2 872.0 870.4 873.2 DAY 6 28 3 13 3 7 15 16 25 15 6 15 MIN. QFE PRESSURE IN HPA 857.8 856.2 847.0 851.0 857.3 854.0 852.2 856.2 858.1 860.6 862.7 854.5 847.0 DAY 22 15 24 25 31 5 10 5 6 3 14 23 MEAN QNH PRESSURE IN HPA 1031.1 1027.1 1023.7 1024.9 1027.0 1024.1 1021.3 1023.2 1026.1 1032.1 1030.7 1029.1 1026.7 MAX. QNH PRESSURE IN HPA 1038.3 1036.4 1035.5 1031.8 1034.1 1029.9 1027.6 1027.4 1030.3 1038.9 1037.5 1035.7 1038.9 DAY 6 28 3 13 3 7 15 16 25 15 6 15 MIN. QNH PRESSURE IN HPA 1021.2 1019.3 1008.7 1013.3 1020.6 1016.8 1014.7 1019.3 1021.5 1024.4 1026.8 1017.4 1008.7 DAY 22 15 24 25 31 5 10 5 6 3 14 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.8 863.3 860.3 861.2 862.7 860.4 857.9 859.7 862.3 867.4 866.2 865.0 862.8 MAX. QFE PRESSURE IN HPA 873.2 871.0 870.2 867.5 868.5 866.0 863.4 863.4 866.5 873.2 870.6 871.2 873.2 DAY 6 28 3 12 3 7 15 15 25 15 6 15 MIN. QFE PRESSURE IN HPA 859.2 856.7 847.3 850.8 855.7 854.3 851.7 856.2 857.7 860.8 863.3 854.2 847.3 DAY 21 15 24 25 18 5 10 5 18 3 25 23 MEAN QNH PRESSURE IN HPA 1031.6 1027.6 1024.1 1025.0 1026.9 1024.2 1021.3 1023.4 1026.4 1032.2 1030.8 1029.5 1026.9 MAX. QNH PRESSURE IN HPA 1038.9 1036.4 1035.5 1032.4 1033.5 1030.6 1027.6 1027.6 1031.2 1038.9 1035.9 1036.6 1038.9 DAY 6 28 3 12 3 7 15 15 25 15 6 15 MIN. QNH PRESSURE IN HPA 1022.8 1019.9 1009.1 1013.1 1018.8 1017.1 1014.2 1019.3 1021.1 1024.6 1027.5 1017.0 1009.1 DAY 21 15 24 25 18 5 10 5 18 3 25 23 MEAN QFF PRESSURE IN HPA 1037.4 1030.9 1023.8 1021.8 1019.8 1014.0 1009.3 1012.4 1017.9 1028.4 1029.8 1033.1 1023.2 MAX. QFF PRESSURE IN HPA 1051.4 1043.3 1038.8 1033.6 1030.8 1024.5 1016.5 1018.2 1025.7 1036.6 1036.9 1041.4 1051.4 DAY 6 28 1 4 3 7 15 25 26 15 30 27 MIN. QFF PRESSURE IN HPA 1022.2 1018.7 1008.6 1006.4 1007.7 1004.7 1000.6 1006.7 1011.9 1018.7 1023.8 1020.2 1000.6 DAY 21 15 24 25 31 21 10 4 6 1 13 23 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.2 1.4 10.7 14.9 20.5 26.9 28.1 27.0 23.8 17.3 10.5 4.5 15.7 MINIMUN AIR TEMPERATURE (C) -3.8 -4.5 3.5 6.5 10.5 15.4 17.0 14.9 10.2 6.6 2.8 -0.6 6.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 6 0 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 15 10 2 0 0 0 0 0 0 0 0 6 33 DAYS WITH FREEZING MIN.<= 0 28 25 4 2 0 0 0 0 0 4 5 18 86 TEMPERATURE RECORDS LOWEST(C) -10.0 -22.0 -4.0 0.0 5.0 11.0 10.0 9.0 6.0 -2.0 -2.0 -8.0 -22.0 DAY 24 6 27 8 1 1 16 28 18 29 23 31 MAXIMUM AIR TEMPERATURE (C) 7.2 6.2 16.2 20.5 25.9 32.5 33.5 33.4 31.5 24.1 16.8 9.5 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 5 24 29 25 25 1 0 0 111 DAYS WITH MAXIMUM TEMP. <= 0 0 5 0 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS HIGHEST(C) 15.0 17.0 25.0 32.0 32.0 38.0 40.0 38.0 35.0 30.0 22.0 15.0 40.0 DAY 14 29 15 19 21 16 1 14 3 1 15 4 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 10.7 12.7 14.0 15.4 17.1 16.5 18.5 21.3 17.5 14.0 10.1 14.9 MEAN DAILY TEMP. (MDT) (C) 1.7 0.8 9.8 13.5 18.2 24.0 25.2 24.1 20.8 15.3 9.8 4.4 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.5 8.5 94.0 134.5 108.0 23.5 0.0 0.0 0.0 370.0 HEATING DEG. DAYS(BASE 18 0C) 505.5 497.5 212.0 144.0 38.5 0.0 0.0 0.0 5.5 89.0 247.0 420.5 2159.5 DEWPOINT (MEAN C) -3.3 -3.1 2.9 4.6 6.0 10.4 5.7 4.0 2.8 2.6 3.6 0.3 3.1 MIXING RATIO (G/KG) 3.58 3.78 5.64 6.36 6.99 9.35 7.17 6.09 5.52 5.46 5.78 4.74 5.87 VAPOUR PRESSURE (HPA) 4.94 5.22 7.76 8.74 9.60 12.75 9.79 8.34 7.61 7.55 8.00 6.54 8.07 SATURATION DEF. (HPA) 2.53 2.20 5.90 9.44 15.69 24.27 29.67 29.31 24.16 13.62 5.27 2.14 13.68 RELATIVE HUMIDITY (MEAN %) 69 74 62 54 41 37 27 25 28 40 65 77 50 RELATIVE HUMIDITY (MAX. %) 82 84 82 76 60 52 42 44 46 59 84 90 67 RELATIVE HUMIDITY (MIN. %) 57 63 46 39 30 29 19 17 18 28 48 62 38 RELATIVE HUMIDITY (MEAN% 03UTC) 78 80 81 74 59 52 42 44 46 59 84 88 66 RELATIVE HUMIDITY (MEAN% 09UTC) 63 69 55 44 33 31 21 19 21 31 52 66 42 RELATIVE HUMIDITY (MEAN% 15UTC) 73 75 61 54 42 36 24 20 24 39 69 80 50 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 57.6 71.8 48.4 61.3 8.5 1.9 0.0 0.0 0.0 0.5 37.1 98.6 385.7 DAYS WITH PRECIPITATION >=10 2 2 1 2 0 0 0 0 0 0 1 3 11 DAYS WITH PRECIPITATION >= 5 4 6 4 3 1 0 0 0 0 0 2 6 26 DAYS WITH PRECIPITATION >= 1 6 9 11 8 2 1 0 0 0 0 6 10 53 DAYS WITH PRECIPITATION 9 11 12 12 5 3 0 0 0 4 10 13 79 GREATEST DAILY PRECIPITATION 21.0 24.0 15.0 21.0 6.0 1.0 0.0 0.0 0.0 0.3 21.0 31.0 31.0 DAY 17 4 4 25 24 6 ** ** ** 28 19 7 DAY WITH THUNDER STORM 0 0 0 3 1 0 0 0 0 0 1 0 5 DAYS WITH SNOW OR SLEET 5 4 1 0 0 0 0 0 0 0 0 0 10 DAYS WITH DUST 0 1 1 1 0 1 2 0 2 2 0 0 10 WIND DIRECTION (PREVAILING) 180 45 180 45 45 45 45 45 45 45 180 180 45 PREVAILING WIND SPEED(KNOTS) 3.4 4.4 3.3 4.9 5.0 6.3 5.9 5.5 4.6 5.1 3.9 4.1 5.2 PREVAILING WIND PERCENT 16.1 13.8 14.6 18.0 26.5 26.0 29.0 35.5 22.1 13.5 19.3 13.5 17.5 CALMS PERCENT OF WIND 54.2 43.4 40.8 28.0 40.0 33.3 16.8 21.3 34.9 46.5 50.0 63.9 39.4 NO. OF WIND OBSERVATION 155 145 130 150 155 150 155 155 149 155 150 155 1804 VECTOR WIND DIRECTION (MEAN) 204 16 208 60 38 67 3 44 64 339 145 135 48 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.6 0.1 1.0 1.9 1.9 1.2 3.2 1.3 0.3 0.2 0.3 0.8 WIND STEADINESES (MEAN %) 37.5 28.6 4.2 32.3 67.9 57.6 28.6 78.0 41.9 11.1 10.0 20.0 29.6 WIND SPEED (MEAN KNOTS) 1.6 2.1 2.4 3.1 2.8 3.3 4.2 4.1 3.1 2.7 2.0 1.5 2.7 FASTEST WIND DIRECTION 130 150 30 90 360 30 30 360 80 330 180 270 80 FASTEST WIND SPEED (KNOTS) 8 14 14 14 12 16 23 12 25 16 8 8 25 DAY 16 21 15 3 18 8 26 18 13 15 2 10 DAYS WITH SKY CLEAR (0-2)/8 15 9 11 10 18 23 31 31 30 25 12 9 224 DAYS WITH P.CLOUDY (3-6)/8 10 12 12 14 13 7 0 0 0 5 14 16 103 DAYS WITH CLOUDY (7-8)/8 6 8 3 6 0 0 0 0 0 1 4 6 34 DAYS WITH VISIBILITY =< 2 KM 2 4 0 0 0 0 0 0 0 0 1 6 13 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 863.5 865.5 863.5 864.1 864.9 861.0 860.7 860.7 864.7 867.8 869.0 865.8 864.3 MAX. QFE PRESSURE IN HPA 870.8 870.4 873.6 872.7 870.1 868.8 865.0 867.2 869.2 874.0 874.6 874.1 874.6 DAY-HOUR 12- 6 7- 9 27- 9 1- 6 8- 3 1- 6 15- 3 30- 6 19- 3 16- 6 24- 6 23- 6 MIN. QFE PRESSURE IN HPA 855.1 855.8 857.7 853.8 859.8 855.7 855.4 855.4 859.9 859.2 861.9 856.8 853.8 DAY-HOUR 22-15 3-12 9-15 24-12 18-12 22-15 11-15 1-12 9-15 25-12 19- 3 9-15 MEAN QNH PRESSURE IN HPA 1027.7 1030.0 1027.8 1028.4 1029.3 1024.9 1024.5 1024.6 1029.1 1032.7 1034.1 1030.4 1028.6 MAX. QNH PRESSURE IN HPA 1036.1 1035.7 1039.4 1038.3 1035.3 1033.8 1029.5 1032.0 1034.3 1039.8 1040.5 1040.0 1040.5 DAY-HOUR 12- 6 7- 9 27- 9 1- 6 8- 3 1- 6 15- 3 30- 6 19- 3 16- 6 24- 6 23- 6 MIN. QNH PRESSURE IN HPA 1018.1 1018.9 1021.1 1016.6 1023.5 1018.8 1018.4 1018.4 1023.6 1022.8 1025.9 1020.0 1016.6 DAY-HOUR 22-15 3-12 9-15 24-12 18-12 22-15 11-15 1-12 9-15 25-12 19- 3 9-15 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 863.4 865.5 863.7 864.6 865.3 861.6 861.4 861.4 865.4 868.3 869.4 865.9 864.7 MAX. QFE PRESSURE IN HPA 869.6 869.4 873.1 872.2 870.1 868.2 865.0 866.6 869.2 873.4 873.6 872.4 873.6 DAY 12 7 27 1 8 2 15 30 19 17 24 23 MIN. QFE PRESSURE IN HPA 855.4 858.8 858.5 855.8 861.1 856.6 856.2 857.7 861.4 861.8 861.9 859.7 855.4 DAY 23 3 19 24 18 24 4 2 7 26 19 28 MEAN QNH PRESSURE IN HPA 1027.7 1030.1 1028.0 1029.0 1029.9 1025.5 1025.3 1025.4 1029.9 1033.2 1034.5 1030.5 1029.1 MAX. QNH PRESSURE IN HPA 1034.8 1034.5 1038.8 1037.8 1035.3 1033.2 1029.5 1031.3 1034.3 1039.1 1039.4 1038.0 1039.4 DAY 12 7 27 1 8 2 15 30 19 17 24 23 MIN. QNH PRESSURE IN HPA 1018.4 1022.3 1022.0 1018.9 1025.0 1019.8 1019.3 1021.1 1025.3 1025.8 1025.9 1023.4 1018.4 DAY 23 3 19 24 18 24 4 2 7 26 19 28 MEAN QFF PRESSURE IN HPA 1032.0 1035.2 1026.1 1025.4 1023.0 1014.8 1013.9 1015.3 1022.4 1028.8 1033.9 1032.7 1025.3 MAX. QFF PRESSURE IN HPA 1041.5 1051.1 1042.1 1036.8 1030.1 1025.8 1020.5 1024.8 1029.7 1039.1 1041.6 1042.8 1051.1 DAY 20 7 28 1 2 1 14 30 19 30 23 24 MIN. QFF PRESSURE IN HPA 1020.5 1024.4 1019.8 1011.9 1017.4 1008.3 1006.8 1009.4 1016.4 1020.0 1024.8 1023.1 1006.8 DAY 23 3 15 24 29 20 4 10 7 26 19 9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.3 866.2 864.1 865.3 865.6 861.9 861.5 861.8 865.8 868.9 870.1 866.8 865.2 MAX. QFE PRESSURE IN HPA 870.8 869.8 873.5 872.7 870.0 868.8 865.0 867.2 869.2 874.0 874.6 874.1 874.6 DAY 12 7 27 1 8 1 26 30 19 16 24 23 MIN. QFE PRESSURE IN HPA 856.4 858.8 859.2 856.2 861.5 857.0 856.0 857.8 861.4 862.6 864.1 859.7 856.0 DAY 23 3 18 24 18 23 4 1 7 26 19 9 MEAN QNH PRESSURE IN HPA 1028.7 1030.9 1028.4 1029.8 1030.2 1025.9 1025.4 1025.8 1030.4 1034.0 1035.3 1031.6 1029.7 MAX. QNH PRESSURE IN HPA 1036.1 1035.0 1039.3 1038.3 1035.2 1033.8 1029.5 1032.0 1034.3 1039.8 1040.5 1040.0 1040.5 DAY 12 7 27 1 8 1 26 30 19 16 24 23 MIN. QNH PRESSURE IN HPA 1019.6 1022.3 1022.8 1019.3 1025.4 1020.3 1019.1 1021.2 1025.3 1026.7 1028.4 1023.4 1019.1 DAY 23 3 18 24 18 23 4 1 7 26 19 9 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 863.7 865.9 863.9 864.5 865.0 861.4 860.8 860.9 864.8 868.0 868.9 865.7 864.4 MAX. QFE PRESSURE IN HPA 870.0 870.4 873.6 871.0 868.4 867.6 864.1 866.5 868.2 874.0 873.5 873.0 874.0 DAY 12 7 27 1 8 1 16 30 18 16 24 23 MIN. QFE PRESSURE IN HPA 856.7 858.4 858.2 856.2 862.0 856.9 856.9 856.3 861.0 861.0 862.5 858.2 856.2 DAY 16 3 18 24 16 23 12 1 7 25 19 9 MEAN QNH PRESSURE IN HPA 1027.9 1030.5 1028.2 1028.9 1029.4 1025.3 1024.6 1024.7 1029.2 1032.9 1034.0 1030.3 1028.8 MAX. QNH PRESSURE IN HPA 1035.2 1035.7 1039.4 1036.4 1033.4 1032.5 1028.4 1031.2 1033.2 1039.8 1039.3 1038.7 1039.8 DAY 12 7 27 1 8 1 16 30 18 16 24 23 MIN. QNH PRESSURE IN HPA 1019.9 1021.9 1021.6 1019.3 1026.0 1020.1 1020.1 1019.4 1024.9 1024.9 1026.6 1021.6 1019.3 DAY 16 3 18 24 16 23 12 1 7 25 19 9 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 862.9 864.9 863.0 863.2 864.2 860.2 859.9 859.8 863.7 866.8 868.2 865.2 863.5 MAX. QFE PRESSURE IN HPA 868.7 870.0 872.3 869.2 867.9 866.5 864.0 865.3 867.1 872.7 872.5 873.0 873.0 DAY 12 7 27 1 8 1 19 30 18 16 24 23 MIN. QFE PRESSURE IN HPA 856.1 855.8 857.9 853.8 859.8 855.8 856.0 855.4 860.2 859.2 862.7 857.6 853.8 DAY 22 3 10 24 18 22 12 1 9 25 19 9 MEAN QNH PRESSURE IN HPA 1027.0 1029.3 1027.2 1027.4 1028.5 1023.9 1023.6 1023.5 1027.9 1031.6 1033.1 1029.7 1027.7 MAX. QNH PRESSURE IN HPA 1033.7 1035.2 1037.9 1034.3 1032.8 1031.2 1028.3 1029.8 1031.9 1038.3 1038.1 1038.7 1038.7 DAY 12 7 27 1 8 1 19 30 18 16 24 23 MIN. QNH PRESSURE IN HPA 1019.2 1018.9 1021.3 1016.6 1023.5 1018.9 1019.1 1018.4 1023.9 1022.8 1026.8 1020.9 1016.6 DAY 22 3 10 24 18 22 12 1 9 25 19 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 863.1 865.1 863.0 862.9 864.2 859.9 859.9 859.9 863.7 867.0 868.5 865.5 863.6 MAX. QFE PRESSURE IN HPA 869.8 870.0 872.3 869.3 867.6 866.9 864.0 865.2 868.4 873.3 872.7 873.1 873.3 DAY 19 7 27 1 8 1 19 25 18 16 23 24 MIN. QFE PRESSURE IN HPA 855.1 856.6 857.7 854.6 860.1 855.7 855.4 855.6 859.9 859.2 864.2 856.8 854.6 DAY 22 3 9 24 30 22 11 1 9 25 18 9 MEAN QNH PRESSURE IN HPA 1027.2 1029.6 1027.2 1027.1 1028.6 1023.6 1023.6 1023.6 1028.0 1031.8 1033.5 1030.1 1027.8 MAX. QNH PRESSURE IN HPA 1035.0 1035.2 1037.9 1034.4 1032.5 1031.7 1028.3 1029.7 1033.4 1039.0 1038.3 1038.8 1039.0 DAY 19 7 27 1 8 1 19 25 18 16 23 24 MIN. QNH PRESSURE IN HPA 1018.1 1019.8 1021.1 1017.5 1023.8 1018.8 1018.4 1018.6 1023.6 1022.8 1028.6 1020.0 1017.5 DAY 22 3 9 24 30 22 11 1 9 25 18 9 MEAN QFF PRESSURE IN HPA 1031.5 1034.5 1025.8 1023.3 1021.5 1012.6 1012.3 1013.5 1020.4 1027.4 1032.7 1032.3 1024.0 MAX. QFF PRESSURE IN HPA 1040.8 1051.4 1041.8 1032.3 1028.4 1023.6 1018.4 1022.8 1028.3 1036.0 1040.5 1044.6 1051.4 DAY 19 7 27 1 1 1 15 30 18 30 23 24 MIN. QFF PRESSURE IN HPA 1017.6 1023.1 1018.0 1011.3 1014.5 1006.5 1004.2 1007.1 1014.7 1017.3 1026.0 1020.2 1004.2 DAY 16 3 14 24 30 20 1 1 10 25 18 9 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.7 1.7 12.9 15.4 21.9 27.8 28.9 26.5 22.6 17.8 7.0 6.5 15.6 MINIMUN AIR TEMPERATURE (C) -7.6 -5.0 4.4 7.6 12.1 15.6 18.4 15.1 10.7 7.6 -0.6 -0.7 6.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 4 3 0 0 0 0 9 DAYS WITH MINIMUM TEMP. <=-4 23 19 1 0 0 0 0 0 0 0 9 2 54 DAYS WITH FREEZING MIN.<= 0 28 25 4 1 0 0 0 0 0 0 20 23 101 TEMPERATURE RECORDS LOWEST(C) -18.0 -11.0 -5.0 0.0 6.0 9.0 15.0 10.0 4.0 2.0 -7.0 -5.0 -18.0 DAY 9 12 25 16 14 3 14 22 15 15 20 15 MAXIMUM AIR TEMPERATURE (C) 3.4 6.8 18.4 20.4 27.2 32.8 34.1 31.7 29.2 25.1 12.7 12.1 21.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 9 24 31 27 15 4 0 0 112 DAYS WITH MAXIMUM TEMP. <= 0 9 4 0 0 0 0 0 0 0 0 0 0 13 TEMPERATURE RECORDS HIGHEST(C) 10.0 17.0 27.0 32.0 35.0 38.0 39.0 35.0 35.0 33.0 22.0 17.0 39.0 DAY 21 28 11 2 27 25 2 4 10 8 2 24 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 11.8 14.0 12.8 15.1 17.2 15.7 16.6 18.5 17.5 13.3 12.8 14.7 MEAN DAILY TEMP. (MDT) (C) -2.1 0.9 11.4 14.0 19.7 24.2 26.2 23.4 19.9 16.4 6.1 5.7 13.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 15.0 106.5 162.0 76.0 19.5 2.5 0.0 0.0 381.5 HEATING DEG. DAYS(BASE 18 0C) 624.0 479.5 205.5 128.0 10.0 0.5 0.0 0.0 18.5 67.0 358.0 381.5 2272.5 DEWPOINT (MEAN C) -4.9 -3.1 4.2 3.3 6.2 6.2 9.4 6.4 4.6 5.1 -0.9 -0.4 3.0 MIXING RATIO (G/KG) 3.32 3.66 6.23 5.98 7.23 7.11 8.76 7.17 6.38 6.46 4.43 4.36 5.92 VAPOUR PRESSURE (HPA) 4.59 5.07 8.55 8.22 9.91 9.72 11.92 9.82 8.77 8.91 6.13 6.03 8.14 SATURATION DEF. (HPA) 1.19 2.27 7.44 10.39 17.64 29.18 29.24 26.30 20.67 13.11 4.74 4.11 13.86 RELATIVE HUMIDITY (MEAN %) 80 73 60 49 40 27 31 29 33 47 61 64 50 RELATIVE HUMIDITY (MAX. %) 88 85 84 74 62 43 46 44 52 69 84 83 68 RELATIVE HUMIDITY (MIN. %) 71 60 42 35 27 20 24 21 23 32 43 47 37 RELATIVE HUMIDITY (MEAN% 03UTC) 81 81 83 73 62 41 46 44 52 67 81 83 66 RELATIVE HUMIDITY (MEAN% 09UTC) 77 69 52 40 32 21 26 24 26 35 48 52 42 RELATIVE HUMIDITY (MEAN% 15UTC) 83 73 52 44 36 27 28 28 32 45 66 63 48 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.9 39.3 24.2 45.0 12.1 0.0 0.9 0.0 4.0 4.1 49.0 30.1 264.6 DAYS WITH PRECIPITATION >=10 1 1 0 2 0 0 0 0 0 0 2 1 7 DAYS WITH PRECIPITATION >= 5 5 2 2 4 1 0 0 0 0 0 3 3 20 DAYS WITH PRECIPITATION >= 1 9 6 6 7 2 0 0 0 1 1 4 5 41 DAYS WITH PRECIPITATION 14 8 12 7 4 1 3 0 1 2 7 8 67 GREATEST DAILY PRECIPITATION 14.0 19.0 9.0 17.0 9.0 0.0 0.4 0.0 4.0 4.0 24.0 11.0 24.0 DAY 25 22 1 14 17 ** 13 ** 24 29 10 28 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 1 0 2 0 3 DAYS WITH SNOW OR SLEET 7 6 1 0 0 0 0 0 0 0 2 0 16 DAYS WITH DUST 0 2 3 5 4 6 4 5 1 1 0 0 31 WIND DIRECTION (PREVAILING) 360 45 45 45 45 45 45 45 45 45 45 180 45 PREVAILING WIND SPEED(KNOTS) 5.2 6.1 7.6 6.3 9.1 9.2 9.0 8.9 6.6 7.1 4.8 5.5 7.6 PREVAILING WIND PERCENT 18.7 27.1 20.8 17.3 20.6 17.3 38.1 33.5 27.3 17.8 10.7 9.7 20.6 CALMS PERCENT OF WIND 63.9 35.0 37.0 36.0 36.1 33.3 20.0 34.8 47.3 53.4 60.7 67.7 43.9 NO. OF WIND OBSERVATION 155 140 154 150 155 150 155 155 150 163 150 155 1832 VECTOR WIND DIRECTION (MEAN) 15 46 77 29 20 25 29 26 48 48 63 139 37 VECTOR WIND MAGNITUDE(KNOTS) 1.3 1.3 1.5 0.5 1.1 1.2 2.6 4.2 2.1 0.8 0.4 0.4 1.3 WIND STEADINESES (MEAN %) 72.2 36.1 36.6 11.9 22.9 19.7 39.4 76.4 65.6 27.6 20.0 23.5 33.3 WIND SPEED (MEAN KNOTS) 1.8 3.6 4.1 4.2 4.8 6.1 6.6 5.5 3.2 2.9 2.0 1.7 3.9 FASTEST WIND DIRECTION 360 270 50 330 60 360 360 30 60 330 130 180 50 FASTEST WIND SPEED (KNOTS) 14 14 28 18 26 18 22 22 18 18 12 12 28 DAY 6 9 12 19 28 6 22 5 11 14 9 3 DAYS WITH SKY CLEAR (0-2)/8 10 8 4 11 19 30 28 29 28 22 20 13 222 DAYS WITH P.CLOUDY (3-6)/8 9 10 18 11 10 0 3 2 2 8 6 15 94 DAYS WITH CLOUDY (7-8)/8 12 10 9 8 2 0 0 0 0 1 4 3 49 DAYS WITH VISIBILITY =< 2 KM 4 0 1 0 0 0 0 1 0 0 0 0 6 DURATION OF SUNSHINE HOURS ****** ****** ****** 211.4 288.5 349.1 350.6 349.3 277.3 237.5 163.5 164.0 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.6 866.0 863.1 863.8 863.3 860.7 859.3 862.1 865.0 866.7 868.4 867.2 864.3 MAX. QFE PRESSURE IN HPA 873.2 873.4 870.9 870.8 870.5 868.0 862.4 868.1 873.8 871.4 875.9 872.6 875.9 DAY-HOUR 9- 6 3- 6 12- 6 23- 6 22- 6 3- 6 26- 6 31- 6 14- 6 9- 6 23- 6 20- 6 MIN. QFE PRESSURE IN HPA 851.6 859.5 854.1 855.5 855.9 853.5 856.5 855.5 857.5 858.1 860.4 860.2 851.6 DAY-HOUR 25- 6 13-12 22-15 13-15 2-12 16-15 18-12 8-12 11-12 29-12 9-12 14-12 MEAN QNH PRESSURE IN HPA 1030.1 1030.6 1027.2 1028.0 1027.6 1024.5 1022.9 1026.2 1029.4 1031.4 1033.4 1032.0 1028.6 MAX. QNH PRESSURE IN HPA 1038.9 1039.1 1036.3 1036.1 1035.8 1032.9 1026.5 1033.0 1039.6 1036.8 1042.0 1038.2 1042.0 DAY-HOUR 9- 6 3- 6 12- 6 23- 6 22- 6 3- 6 26- 6 31- 6 14- 6 9- 6 23- 6 20- 6 MIN. QNH PRESSURE IN HPA 1014.0 1023.1 1016.9 1018.5 1019.0 1016.2 1019.7 1018.5 1020.8 1021.5 1024.2 1023.9 1014.0 DAY-HOUR 25- 6 13-12 22-15 13-15 2-12 16-15 18-12 8-12 11-12 29-12 9-12 14-12 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 865.7 866.0 863.7 864.4 864.0 861.6 860.3 862.8 865.8 867.2 868.8 867.5 864.8 MAX. QFE PRESSURE IN HPA 872.2 871.9 869.5 869.7 870.2 867.9 862.2 867.9 873.5 871.3 874.6 871.4 874.6 DAY 9 3 12 23 12 2 1 31 14 10 23 12 MIN. QFE PRESSURE IN HPA 852.2 859.7 856.1 857.2 857.8 857.5 857.3 857.7 860.5 859.3 863.8 861.7 852.2 DAY 25 9 21 18 2 17 23 8 11 29 9 14 MEAN QNH PRESSURE IN HPA 1030.2 1030.6 1027.9 1028.8 1028.3 1025.6 1024.0 1027.0 1030.4 1031.9 1033.9 1032.3 1029.2 MAX. QNH PRESSURE IN HPA 1037.8 1037.4 1034.7 1034.9 1035.5 1032.8 1026.2 1032.8 1039.3 1036.7 1040.5 1036.8 1040.5 DAY 9 3 12 23 12 2 1 31 14 10 23 12 MIN. QNH PRESSURE IN HPA 1014.7 1023.4 1019.2 1020.5 1021.2 1020.8 1020.6 1021.1 1024.3 1022.9 1028.1 1025.7 1014.7 DAY 25 9 21 18 2 17 23 8 11 29 9 14 MEAN QFF PRESSURE IN HPA 1037.3 1035.3 1025.4 1024.7 1020.3 1014.6 1012.0 1016.9 1023.2 1027.1 1035.9 1034.2 1025.6 MAX. QFF PRESSURE IN HPA 1050.3 1045.3 1039.1 1031.8 1030.6 1025.7 1014.8 1023.3 1037.5 1035.0 1043.9 1039.6 1050.3 DAY 9 3 25 15 12 2 9 25 14 15 23 12 MIN. QFF PRESSURE IN HPA 1017.8 1024.3 1013.5 1015.2 1009.9 1007.9 1007.0 1008.6 1013.5 1018.9 1025.2 1028.5 1007.0 DAY 25 9 23 13 20 17 23 9 11 29 9 14 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.2 866.9 863.8 864.5 864.4 861.6 860.2 862.8 866.1 867.8 869.4 868.2 865.2 MAX. QFE PRESSURE IN HPA 873.2 873.4 870.9 870.8 870.5 868.0 862.4 868.1 873.8 871.4 875.9 872.6 875.9 DAY 9 3 12 23 22 3 26 31 14 9 23 20 MIN. QFE PRESSURE IN HPA 851.6 861.1 857.1 856.3 857.5 857.3 857.3 857.1 860.7 860.5 863.8 862.2 851.6 DAY 25 9 21 13 2 22 18 8 11 29 9 14 MEAN QNH PRESSURE IN HPA 1030.9 1031.7 1028.1 1028.9 1028.8 1025.5 1023.9 1027.0 1030.7 1032.7 1034.6 1033.2 1029.7 MAX. QNH PRESSURE IN HPA 1038.9 1039.1 1036.3 1036.1 1035.8 1032.9 1026.5 1033.0 1039.6 1036.8 1042.0 1038.2 1042.0 DAY 9 3 12 23 22 3 26 31 14 9 23 20 MIN. QNH PRESSURE IN HPA 1014.0 1025.0 1020.4 1019.4 1020.8 1020.6 1020.6 1020.4 1024.5 1024.3 1028.1 1026.2 1014.0 DAY 25 9 21 13 2 22 18 8 11 29 9 14 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 865.6 866.3 863.4 863.8 863.6 860.7 859.4 862.2 864.9 866.6 868.3 867.2 864.3 MAX. QFE PRESSURE IN HPA 872.2 872.9 870.4 869.3 869.6 867.2 861.3 867.2 872.2 870.9 874.8 871.4 874.8 DAY 9 3 12 23 12 2 16 31 14 14 23 20 MIN. QFE PRESSURE IN HPA 851.9 860.8 857.6 856.7 857.0 856.0 856.9 856.2 859.4 858.4 862.1 861.0 851.9 DAY 25 13 21 13 2 16 18 8 11 29 9 14 MEAN QNH PRESSURE IN HPA 1030.2 1030.9 1027.6 1028.0 1027.8 1024.5 1023.0 1026.2 1029.4 1031.3 1033.3 1031.9 1028.7 MAX. QNH PRESSURE IN HPA 1037.8 1038.6 1035.7 1034.4 1034.8 1032.0 1025.2 1032.0 1037.8 1036.3 1040.8 1036.8 1040.8 DAY 9 3 12 23 12 2 16 31 14 14 23 20 MIN. QNH PRESSURE IN HPA 1014.4 1024.6 1020.9 1019.9 1020.3 1019.1 1020.1 1019.3 1023.0 1021.9 1026.1 1024.9 1014.4 DAY 25 13 21 13 2 16 18 8 11 29 9 14 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 865.2 865.3 862.1 863.0 862.4 859.6 858.3 861.3 863.9 865.6 867.5 866.4 863.4 MAX. QFE PRESSURE IN HPA 872.8 871.8 869.0 868.1 869.4 866.2 860.3 866.4 870.6 870.2 874.0 870.5 874.0 DAY 9 3 12 25 11 2 31 30 14 14 23 20 MIN. QFE PRESSURE IN HPA 854.9 859.5 855.0 856.1 855.9 854.0 856.5 855.5 857.5 858.1 860.4 860.2 854.0 DAY 25 13 22 13 2 16 18 8 11 29 9 14 MEAN QNH PRESSURE IN HPA 1029.7 1029.8 1026.2 1027.1 1026.5 1023.3 1021.8 1025.2 1028.2 1030.1 1032.4 1031.1 1027.6 MAX. QNH PRESSURE IN HPA 1038.5 1037.3 1034.1 1033.0 1034.5 1030.9 1024.1 1031.1 1035.9 1035.5 1039.8 1035.8 1039.8 DAY 9 3 12 25 11 2 31 30 14 14 23 20 MIN. QNH PRESSURE IN HPA 1017.8 1023.1 1018.0 1019.2 1019.0 1016.8 1019.7 1018.5 1020.8 1021.5 1024.2 1023.9 1016.8 DAY 25 13 22 13 2 16 18 8 11 29 9 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.2 865.6 862.4 863.2 862.4 859.9 858.5 861.7 864.2 866.0 868.0 866.9 863.7 MAX. QFE PRESSURE IN HPA 873.2 872.6 869.0 867.8 869.4 866.3 860.5 867.0 871.5 870.5 874.6 871.1 874.6 DAY 9 3 12 25 11 3 25 30 13 14 23 20 MIN. QFE PRESSURE IN HPA 854.8 859.5 854.1 855.5 856.6 853.5 856.5 856.5 859.2 858.8 861.7 860.3 853.5 DAY 23 13 22 13 2 16 29 8 9 29 9 31 MEAN QNH PRESSURE IN HPA 1029.7 1030.2 1026.5 1027.4 1026.5 1023.6 1022.0 1025.7 1028.6 1030.6 1032.9 1031.7 1028.0 MAX. QNH PRESSURE IN HPA 1038.9 1038.2 1034.1 1032.7 1034.5 1031.0 1024.3 1031.8 1037.0 1035.8 1040.5 1036.5 1040.5 DAY 9 3 12 25 11 3 25 30 13 14 23 20 MIN. QNH PRESSURE IN HPA 1017.7 1023.1 1016.9 1018.5 1019.8 1016.2 1019.7 1019.7 1022.8 1022.3 1025.7 1024.1 1016.2 DAY 23 13 22 13 2 16 29 8 9 29 9 31 MEAN QFF PRESSURE IN HPA 1036.6 1034.6 1023.8 1023.4 1018.5 1012.4 1010.0 1015.6 1021.3 1025.7 1034.9 1033.5 1024.2 MAX. QFF PRESSURE IN HPA 1053.3 1044.7 1034.6 1029.1 1028.7 1023.3 1012.8 1022.3 1034.8 1032.4 1044.4 1038.3 1053.3 DAY 9 3 2 15 11 2 31 30 13 14 23 20 MIN. QFF PRESSURE IN HPA 1016.6 1026.9 1011.9 1014.1 1012.0 1003.0 1006.5 1007.4 1013.1 1018.2 1023.1 1025.6 1003.0 DAY 23 21 22 13 19 16 22 8 10 29 9 31 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.8 6.8 9.3 18.5 25.6 28.4 28.7 29.8 23.2 17.9 12.9 5.0 17.2 MINIMUN AIR TEMPERATURE (C) -4.8 -0.6 1.9 8.7 13.3 17.2 18.1 18.7 11.0 5.8 1.9 -2.5 7.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 2 6 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 19 5 2 0 0 0 0 0 0 1 1 15 43 DAYS WITH FREEZING MIN.<= 0 27 15 13 0 0 0 0 0 0 6 11 26 98 TEMPERATURE RECORDS LOWEST(C) -12.0 -7.0 -5.0 4.0 9.0 9.0 14.0 12.0 4.0 -4.0 -4.0 -8.0 -12.0 DAY 16 1 14 14 1 12 19 17 21 24 16 17 MAXIMUM AIR TEMPERATURE (C) 5.5 12.5 14.1 24.1 31.3 33.2 33.1 35.3 29.4 24.9 20.1 10.8 22.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 20 24 30 31 17 4 0 0 128 DAYS WITH MAXIMUM TEMP. <= 0 2 0 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 13.0 18.0 26.0 31.0 37.0 39.0 38.0 40.0 35.0 33.0 25.0 19.0 40.0 DAY 1 19 31 8 17 21 1 6 6 1 4 8 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 13.1 12.2 15.4 18.0 16.0 15.0 16.6 18.4 19.1 18.2 13.3 15.5 MEAN DAILY TEMP. (MDT) (C) 0.4 5.9 8.0 16.4 22.3 25.2 25.6 27.0 20.2 15.3 11.0 4.2 15.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 67.0 134.0 142.5 185.0 29.5 0.0 0.0 0.0 559.0 HEATING DEG. DAYS(BASE 18 0C) 547.0 338.5 310.0 63.0 2.5 1.0 0.0 0.0 20.5 95.0 210.0 429.0 2016.5 DEWPOINT (MEAN C) -3.5 -0.6 0.1 3.6 4.0 5.6 9.4 9.2 2.3 0.5 -0.7 -2.4 2.3 MIXING RATIO (G/KG) 3.59 4.37 4.63 5.91 6.12 6.96 8.73 8.77 5.34 4.76 4.29 3.81 5.61 VAPOUR PRESSURE (HPA) 4.96 6.03 6.39 8.14 8.39 9.52 11.90 11.95 7.35 6.58 5.96 5.28 7.70 SATURATION DEF. (HPA) 1.88 4.40 6.35 14.41 26.48 31.00 28.55 31.83 23.19 16.22 10.18 4.18 16.56 RELATIVE HUMIDITY (MEAN %) 74 62 58 42 28 25 32 30 28 34 42 62 43 RELATIVE HUMIDITY (MAX. %) 87 82 80 66 49 39 46 44 46 56 64 79 62 RELATIVE HUMIDITY (MIN. %) 60 43 43 28 17 18 25 23 20 22 28 47 31 RELATIVE HUMIDITY (MEAN% 03UTC) 80 80 78 65 48 38 45 44 46 56 62 78 60 RELATIVE HUMIDITY (MEAN% 09UTC) 66 49 50 32 20 20 26 23 21 23 30 51 34 RELATIVE HUMIDITY (MEAN% 15UTC) 80 64 53 36 24 24 30 29 27 35 45 64 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 75.7 13.0 34.4 11.7 1.2 0.0 0.0 0.0 0.0 0.0 0.0 48.1 184.1 DAYS WITH PRECIPITATION >=10 2 0 2 0 0 0 0 0 0 0 0 2 6 DAYS WITH PRECIPITATION >= 5 6 1 3 1 0 0 0 0 0 0 0 3 14 DAYS WITH PRECIPITATION >= 1 12 3 5 4 1 0 0 0 0 0 0 4 29 DAYS WITH PRECIPITATION 12 5 10 7 3 0 1 0 0 0 0 6 44 GREATEST DAILY PRECIPITATION 21.3 9.0 10.0 5.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 26.0 26.0 DAY 12 27 7 24 6 ** ** ** ** ** ** 15 DAY WITH THUNDER STORM 1 0 0 3 0 0 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 6 1 1 0 0 0 0 0 0 0 0 2 10 DAYS WITH DUST 0 2 2 4 4 5 1 5 0 1 2 0 26 WIND DIRECTION (PREVAILING) 225 45 45 45 45 45 45 45 45 45 180 225 45 PREVAILING WIND SPEED(KNOTS) 7.3 5.1 7.5 8.2 7.2 9.1 8.1 8.6 7.5 8.8 5.6 6.9 8.1 PREVAILING WIND PERCENT 6.5 9.3 27.1 27.3 20.0 50.7 49.7 61.9 32.7 14.2 14.7 5.8 25.4 CALMS PERCENT OF WIND 69.7 58.6 40.6 39.3 43.9 25.3 23.9 14.2 50.7 61.9 69.3 81.9 48.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 186 187 86 68 83 56 42 51 50 84 179 176 61 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.5 1.8 2.2 1.1 5.6 5.1 6.4 2.9 1.1 1.0 0.7 2.0 WIND STEADINESES (MEAN %) 5.6 21.7 43.9 46.8 26.8 88.9 86.4 88.9 85.3 42.3 55.6 63.6 52.6 WIND SPEED (MEAN KNOTS) 1.8 2.3 4.1 4.7 4.1 6.3 5.9 7.2 3.4 2.6 1.8 1.1 3.8 FASTEST WIND DIRECTION 210 270 130 60 240 60 50 40 60 50 150 210 60 FASTEST WIND SPEED (KNOTS) 14 14 15 16 16 18 15 18 15 14 12 12 18 DAY 28 14 24 9 12 2 15 29 4 10 2 10 DAYS WITH SKY CLEAR (0-2)/8 14 8 6 4 21 30 24 30 27 29 21 18 232 DAYS WITH P.CLOUDY (3-6)/8 9 17 13 20 8 0 7 1 3 2 9 9 98 DAYS WITH CLOUDY (7-8)/8 8 3 12 6 2 0 0 0 0 0 0 4 35 DAYS WITH VISIBILITY =< 2 KM 2 0 2 2 0 0 0 1 0 0 0 0 7 DURATION OF SUNSHINE HOURS 158.2 191.8 190.0 222.4 329.4 361.4 335.9 342.3 295.6 299.2 232.1 189.6 3147.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.4 865.5 865.0 865.9 862.9 861.5 859.8 859.9 864.0 867.1 869.2 867.4 864.5 MAX. QFE PRESSURE IN HPA 874.6 871.3 871.6 870.9 869.2 867.6 864.5 865.5 870.2 874.7 877.8 875.8 877.8 DAY-HOUR 3- 6 2- 6 26- 6 13- 6 23- 3 12- 3 23- 6 30- 3 18- 6 12- 6 15- 6 31- 6 MIN. QFE PRESSURE IN HPA 855.1 855.4 858.8 856.1 857.4 856.7 855.0 854.4 857.5 858.6 862.6 857.7 854.4 DAY-HOUR 23- 3 23-12 24-12 20- 3 7-12 8-12 1-15 27-15 6-12 8-15 30-12 14-15 MEAN QNH PRESSURE IN HPA 1030.0 1030.0 1029.5 1030.5 1027.1 1025.4 1023.5 1023.6 1028.4 1031.9 1034.3 1032.3 1028.9 MAX. QNH PRESSURE IN HPA 1040.5 1036.7 1037.1 1036.3 1034.3 1032.5 1028.9 1030.0 1035.5 1040.6 1044.2 1041.9 1044.2 DAY-HOUR 3- 6 2- 6 26- 6 13- 6 23- 3 12- 3 23- 6 30- 3 18- 6 12- 6 15- 6 31- 6 MIN. QNH PRESSURE IN HPA 1018.1 1018.4 1022.3 1019.2 1020.7 1019.9 1018.0 1017.3 1020.8 1022.1 1026.7 1021.1 1017.3 DAY-HOUR 23- 3 23-12 24-12 20- 3 7-12 8-12 1-15 27-15 6-12 8-15 30-12 14-15 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 865.5 865.5 865.2 866.4 863.8 862.3 860.5 860.7 864.8 867.7 869.8 867.6 865.0 MAX. QFE PRESSURE IN HPA 873.2 871.0 870.9 870.1 869.2 867.6 864.2 865.5 869.4 874.1 877.5 874.2 877.5 DAY 3 16 26 13 23 12 9 30 18 12 15 16 MIN. QFE PRESSURE IN HPA 855.1 857.6 860.6 856.1 859.4 859.5 857.6 857.5 859.3 860.4 865.0 859.1 855.1 DAY 23 23 24 20 21 10 1 7 6 9 30 15 MEAN QNH PRESSURE IN HPA 1030.1 1030.0 1029.7 1031.1 1028.1 1026.3 1024.3 1024.6 1029.2 1032.6 1035.0 1032.4 1029.5 MAX. QNH PRESSURE IN HPA 1038.9 1036.4 1036.3 1035.3 1034.3 1032.5 1028.6 1030.0 1034.5 1040.0 1043.9 1040.1 1043.9 DAY 3 16 26 13 23 12 9 30 18 12 15 16 MIN. QNH PRESSURE IN HPA 1018.1 1020.9 1024.4 1019.2 1023.0 1023.1 1020.9 1020.8 1022.9 1024.2 1029.5 1022.7 1018.1 DAY 23 23 24 20 21 10 1 7 6 9 30 15 MEAN QFF PRESSURE IN HPA 1035.5 1031.9 1029.6 1025.6 1018.9 1014.9 1012.3 1012.5 1021.8 1028.8 1034.3 1035.6 1025.1 MAX. QFF PRESSURE IN HPA 1044.4 1040.6 1037.6 1033.2 1027.3 1026.4 1018.7 1017.4 1030.4 1037.3 1046.3 1048.4 1048.4 DAY 3 4 26 27 10 12 9 14 19 27 15 16 MIN. QFF PRESSURE IN HPA 1020.7 1020.9 1019.4 1009.5 1012.1 1008.8 1006.7 1007.2 1012.6 1016.9 1028.7 1022.7 1006.7 DAY 23 23 24 20 21 23 1 7 6 9 30 10 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.2 866.4 865.9 867.1 864.0 862.4 860.7 861.0 865.3 868.4 870.3 868.6 865.5 MAX. QFE PRESSURE IN HPA 874.6 871.3 871.6 870.9 868.6 867.2 864.5 865.3 870.2 874.7 877.8 875.8 877.8 DAY 3 2 26 13 23 11 23 30 18 12 15 31 MIN. QFE PRESSURE IN HPA 856.4 858.0 860.1 859.7 859.9 858.7 857.3 857.7 859.4 861.5 865.1 861.3 856.4 DAY 23 23 24 20 21 10 1 7 6 9 30 15 MEAN QNH PRESSURE IN HPA 1030.8 1031.1 1030.6 1031.9 1028.3 1026.5 1024.6 1024.9 1029.8 1033.4 1035.6 1033.6 1030.1 MAX. QNH PRESSURE IN HPA 1040.5 1036.7 1037.1 1036.3 1033.6 1032.0 1028.9 1029.8 1035.5 1040.6 1044.2 1041.9 1044.2 DAY 3 2 26 13 23 11 23 30 18 12 15 31 MIN. QNH PRESSURE IN HPA 1019.6 1021.4 1023.8 1023.4 1023.6 1022.2 1020.6 1021.1 1023.0 1025.4 1029.6 1025.2 1019.6 DAY 23 23 24 20 21 10 1 7 6 9 30 15 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 865.4 865.7 865.4 866.3 863.2 861.7 860.1 860.1 864.1 867.1 869.1 867.4 864.6 MAX. QFE PRESSURE IN HPA 873.1 870.3 871.1 870.6 868.0 867.4 863.5 864.1 869.3 873.7 876.8 875.0 876.8 DAY 3 15 26 22 10 11 9 30 18 12 15 16 MIN. QFE PRESSURE IN HPA 856.6 857.4 860.1 860.7 858.9 858.3 856.5 857.1 858.5 860.5 863.7 860.4 856.5 DAY 23 23 24 20 7 20 1 6 6 8 30 14 MEAN QNH PRESSURE IN HPA 1029.9 1030.3 1030.0 1030.9 1027.4 1025.6 1023.8 1023.9 1028.4 1031.9 1034.2 1032.2 1029.0 MAX. QNH PRESSURE IN HPA 1038.8 1035.6 1036.5 1035.9 1032.9 1032.2 1027.7 1028.4 1034.4 1039.5 1043.1 1041.0 1043.1 DAY 3 15 26 22 10 11 9 30 18 12 15 16 MIN. QNH PRESSURE IN HPA 1019.8 1020.7 1023.8 1024.5 1022.4 1021.8 1019.7 1020.4 1022.0 1024.3 1028.0 1024.2 1019.7 DAY 23 23 24 20 7 20 1 6 6 8 30 14 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 865.0 864.8 864.2 864.8 862.0 860.6 859.0 858.9 862.9 866.0 868.3 866.7 863.6 MAX. QFE PRESSURE IN HPA 871.7 869.4 869.4 869.9 867.8 866.3 862.5 862.7 868.4 871.5 875.5 874.1 875.5 DAY 3 6 26 22 22 11 9 30 18 12 14 30 MIN. QFE PRESSURE IN HPA 857.1 855.4 858.8 858.9 857.4 856.7 855.2 855.2 857.5 858.7 862.6 859.0 855.2 DAY 23 23 24 19 7 8 1 27 6 8 30 14 MEAN QNH PRESSURE IN HPA 1029.4 1029.2 1028.6 1029.3 1026.0 1024.4 1022.6 1022.5 1027.0 1030.6 1033.3 1031.4 1027.9 MAX. QNH PRESSURE IN HPA 1037.2 1034.5 1034.5 1035.1 1032.7 1031.0 1026.6 1026.8 1033.4 1037.0 1041.6 1040.0 1041.6 DAY 3 6 26 22 22 11 9 30 18 12 14 30 MIN. QNH PRESSURE IN HPA 1020.4 1018.4 1022.3 1022.4 1020.7 1019.9 1018.2 1018.2 1020.8 1022.2 1026.7 1022.6 1018.2 DAY 23 23 24 19 7 8 1 27 6 8 30 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.1 865.0 864.4 864.9 861.9 860.5 858.9 858.8 863.2 866.3 868.6 867.0 863.7 MAX. QFE PRESSURE IN HPA 872.0 869.2 869.2 870.3 868.6 865.9 862.7 863.1 869.3 871.3 875.5 874.6 875.5 DAY 3 6 26 22 22 11 8 29 18 29 14 30 MIN. QFE PRESSURE IN HPA 857.8 856.1 859.3 857.7 857.4 856.9 855.0 854.4 857.7 858.6 863.3 857.7 854.4 DAY 23 23 24 19 7 8 1 27 1 8 30 14 MEAN QNH PRESSURE IN HPA 1029.6 1029.5 1028.8 1029.4 1025.9 1024.3 1022.4 1022.4 1027.4 1031.0 1033.6 1031.8 1028.0 MAX. QNH PRESSURE IN HPA 1037.5 1034.3 1034.3 1035.6 1033.6 1030.5 1026.8 1027.3 1034.4 1036.7 1041.6 1040.5 1041.6 DAY 3 6 26 22 22 11 8 29 18 29 14 30 MIN. QNH PRESSURE IN HPA 1021.2 1019.2 1022.9 1021.1 1020.7 1020.1 1018.0 1017.3 1021.1 1022.1 1027.5 1021.1 1017.3 DAY 23 23 24 19 7 8 1 27 1 8 30 14 MEAN QFF PRESSURE IN HPA 1035.0 1031.1 1028.5 1023.7 1016.6 1012.7 1010.3 1010.2 1019.8 1027.1 1032.7 1034.9 1023.6 MAX. QFF PRESSURE IN HPA 1044.1 1038.7 1034.8 1031.6 1024.3 1024.4 1016.0 1016.2 1029.5 1036.5 1043.0 1046.8 1046.8 DAY 19 2 26 22 22 11 8 14 18 27 15 16 MIN. QFF PRESSURE IN HPA 1023.3 1019.4 1019.9 1012.4 1009.7 1006.4 1003.2 1004.1 1010.7 1015.4 1027.0 1021.1 1003.2 DAY 23 23 24 19 31 30 1 6 6 8 30 14 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.0 5.5 12.5 16.5 25.7 28.7 29.2 28.1 22.5 17.7 11.2 6.8 17.3 MINIMUN AIR TEMPERATURE (C) -4.7 -2.0 3.2 8.5 13.8 17.1 19.0 16.2 10.5 5.2 3.1 -0.2 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 0 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 18 9 2 0 0 0 0 0 0 0 0 4 33 DAYS WITH FREEZING MIN.<= 0 31 22 9 0 0 0 0 0 0 1 3 20 86 TEMPERATURE RECORDS LOWEST(C) -10.0 -10.0 -4.0 3.0 7.0 13.0 12.0 13.0 4.0 -1.0 -3.0 -6.0 -10.0 DAY 28 3 3 4 2 10 5 9 12 20 3 22 MAXIMUM AIR TEMPERATURE (C) 9.1 10.9 18.5 21.4 31.2 33.5 33.5 33.3 28.0 24.5 16.4 12.0 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 20 29 30 31 8 1 0 0 121 DAYS WITH MAXIMUM TEMP. <= 0 1 1 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 21.0 19.0 29.0 30.0 37.0 37.0 38.0 36.0 36.0 30.0 21.0 19.0 38.0 DAY 7 23 29 24 24 21 6 6 1 6 4 9 DIF. BETWEEN (MAX.-MIN.) (C) 13.8 12.9 15.3 12.9 17.4 16.4 14.5 17.1 17.5 19.3 13.3 12.2 15.2 MEAN DAILY TEMP. (MDT) (C) 2.2 4.5 10.9 14.9 22.5 25.3 26.2 24.7 19.2 14.9 9.7 5.9 15.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.5 74.0 128.5 162.5 116.0 24.0 0.0 0.0 0.0 509.5 HEATING DEG. DAYS(BASE 18 0C) 490.5 379.0 223.0 107.5 7.0 0.0 0.0 0.0 20.5 100.5 248.0 376.0 1952.0 DEWPOINT (MEAN C) -5.4 -3.9 -0.6 3.0 4.4 5.6 6.0 2.7 3.3 1.3 2.0 -0.7 1.5 MIXING RATIO (G/KG) 3.09 3.46 4.41 5.73 6.28 6.92 7.03 5.55 5.76 4.97 5.22 4.32 5.23 VAPOUR PRESSURE (HPA) 4.29 4.77 6.09 7.88 8.63 9.44 9.60 7.61 7.94 6.88 7.22 5.97 7.19 SATURATION DEF. (HPA) 4.04 4.90 10.02 12.08 26.21 31.19 32.02 31.91 21.06 14.97 6.68 4.56 16.64 RELATIVE HUMIDITY (MEAN %) 58 55 46 46 27 25 25 21 30 36 57 62 41 RELATIVE HUMIDITY (MAX. %) 76 77 69 73 45 37 37 32 45 56 77 79 59 RELATIVE HUMIDITY (MIN. %) 41 37 30 31 18 19 18 15 22 24 41 48 29 RELATIVE HUMIDITY (MEAN% 03UTC) 75 75 67 72 45 36 36 32 44 56 75 78 58 RELATIVE HUMIDITY (MEAN% 09UTC) 47 45 35 36 20 20 20 16 24 25 46 52 32 RELATIVE HUMIDITY (MEAN% 15UTC) 63 54 45 41 26 22 23 19 30 35 58 65 40 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.0 16.2 21.7 42.2 0.3 0.0 1.0 0.0 0.0 0.0 29.5 62.0 187.9 DAYS WITH PRECIPITATION >=10 1 0 1 2 0 0 0 0 0 0 1 3 8 DAYS WITH PRECIPITATION >= 5 1 2 1 2 0 0 0 0 0 0 2 4 12 DAYS WITH PRECIPITATION >= 1 2 4 6 5 0 0 1 0 0 0 3 6 27 DAYS WITH PRECIPITATION 4 8 7 7 1 0 2 0 0 1 6 7 43 GREATEST DAILY PRECIPITATION 14.0 6.0 10.0 18.0 0.3 0.0 1.0 0.0 0.0 0.0 22.0 23.0 23.0 DAY 14 14 22 27 20 ** 24 ** ** ** 11 20 DAY WITH THUNDER STORM 0 0 2 0 1 0 0 0 0 0 0 0 3 DAYS WITH SNOW OR SLEET 1 1 1 0 0 0 0 0 0 0 0 1 4 DAYS WITH DUST 1 3 6 5 3 5 2 2 2 5 2 2 38 WIND DIRECTION (PREVAILING) 45 225 45 225 45 45 45 45 45 45 45 135 45 PREVAILING WIND SPEED(KNOTS) 6.8 6.4 9.5 8.0 9.0 9.3 8.5 7.8 6.9 6.7 5.1 6.8 8.0 PREVAILING WIND PERCENT 18.1 10.0 11.0 19.3 26.5 56.0 45.8 54.9 41.3 14.2 10.7 8.4 25.2 CALMS PERCENT OF WIND 61.3 66.4 49.7 38.7 43.9 20.7 24.5 26.8 22.7 51.0 68.0 69.0 45.1 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 153 150 155 150 155 1823 VECTOR WIND DIRECTION (MEAN) 62 163 142 163 62 52 32 47 33 106 126 161 56 VECTOR WIND MAGNITUDE(KNOTS) 1.2 0.7 0.8 0.9 2.6 6.3 4.9 5.0 4.0 1.1 0.6 0.7 2.0 WIND STEADINESES (MEAN %) 52.2 30.4 20.5 20.0 63.4 91.3 81.7 92.6 74.1 35.5 31.6 33.3 50.0 WIND SPEED (MEAN KNOTS) 2.3 2.3 3.9 4.5 4.1 6.9 6.0 5.4 5.4 3.1 1.9 2.1 4.0 FASTEST WIND DIRECTION 60 130 30 240 40 70 360 30 360 330 130 120 70 FASTEST WIND SPEED (KNOTS) 14 18 16 18 18 22 18 18 22 18 18 14 22 DAY 9 13 6 19 28 3 11 7 10 30 18 14 DAYS WITH SKY CLEAR (0-2)/8 17 17 9 12 17 26 29 31 30 30 16 17 251 DAYS WITH P.CLOUDY (3-6)/8 10 7 12 10 14 4 2 0 0 1 8 6 74 DAYS WITH CLOUDY (7-8)/8 4 4 10 8 0 0 0 0 0 0 6 8 40 DAYS WITH VISIBILITY =< 2 KM 2 3 6 0 0 0 0 0 1 1 0 1 14 DURATION OF SUNSHINE HOURS 209.7 163.1 187.5 211.8 320.6 331.4 360.4 351.6 316.3 287.8 177.7 157.0 3074.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.6 862.5 865.6 863.0 863.1 859.0 860.0 861.4 866.0 868.5 868.8 866.0 864.4 MAX. QFE PRESSURE IN HPA 877.0 870.6 872.1 871.0 868.8 863.7 863.0 866.4 870.5 875.9 876.3 872.5 877.0 DAY-HOUR 4- 6 4- 6 17- 6 9- 9 2- 6 18- 6 26- 6 21- 6 23- 6 11- 6 20- 6 11- 6 MIN. QFE PRESSURE IN HPA 857.1 853.0 854.8 855.4 856.8 852.0 854.9 857.3 860.6 861.5 862.4 855.9 852.0 DAY-HOUR 14- 3 14- 3 21-12 14-12 11-12 5-12 23-12 9-12 2-12 1-12 5-12 20- 9 MEAN QNH PRESSURE IN HPA 1033.6 1026.6 1030.1 1027.2 1027.2 1022.6 1023.7 1025.3 1030.6 1033.5 1033.9 1030.6 1028.7 MAX. QNH PRESSURE IN HPA 1043.3 1035.9 1037.6 1036.4 1033.8 1028.0 1027.2 1031.1 1035.8 1042.0 1042.5 1038.1 1043.3 DAY-HOUR 4- 6 4- 6 17- 6 9- 9 2- 6 18- 6 26- 6 21- 6 23- 6 11- 6 20- 6 11- 6 MIN. QNH PRESSURE IN HPA 1020.4 1015.7 1017.7 1018.4 1020.0 1014.5 1017.8 1020.6 1024.4 1025.4 1026.5 1019.0 1014.5 DAY-HOUR 14- 3 14- 3 21-12 14-12 11-12 5-12 23-12 9-12 2-12 1-12 5-12 20- 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 868.8 862.7 866.0 863.5 864.1 860.0 860.7 862.2 866.5 869.2 869.3 866.2 864.9 MAX. QFE PRESSURE IN HPA 876.8 869.4 871.5 870.0 868.3 863.5 862.7 866.1 870.1 875.3 875.9 872.1 876.8 DAY 4 4 17 21 2 18 26 21 11 11 20 11 MIN. QFE PRESSURE IN HPA 857.1 853.0 857.6 856.5 860.1 853.7 856.7 859.0 862.3 862.9 864.1 857.1 853.0 DAY 14 14 21 26 30 6 23 9 2 1 5 20 MEAN QNH PRESSURE IN HPA 1033.9 1026.9 1030.7 1027.7 1028.5 1023.7 1024.5 1026.3 1031.2 1034.3 1034.4 1030.9 1029.4 MAX. QNH PRESSURE IN HPA 1043.1 1034.5 1037.0 1035.2 1033.3 1027.7 1026.8 1030.7 1035.3 1041.3 1042.0 1037.6 1043.1 DAY 4 4 17 21 2 18 26 21 11 11 20 11 MIN. QNH PRESSURE IN HPA 1020.4 1015.7 1020.9 1019.7 1023.8 1016.5 1019.9 1022.6 1026.4 1027.1 1028.4 1020.4 1015.7 DAY 14 14 21 26 30 6 23 9 2 1 5 20 MEAN QFF PRESSURE IN HPA 1039.0 1029.4 1029.2 1022.9 1019.0 1011.9 1012.3 1015.3 1024.0 1030.4 1033.6 1032.4 1025.0 MAX. QFF PRESSURE IN HPA 1046.2 1042.2 1039.7 1033.0 1027.7 1018.1 1016.6 1019.0 1028.9 1036.8 1040.8 1040.1 1046.2 DAY 4 4 8 10 2 9 26 21 26 12 21 29 MIN. QFF PRESSURE IN HPA 1022.4 1014.4 1014.4 1010.3 1012.1 1005.1 1007.6 1011.8 1015.3 1020.8 1025.7 1019.7 1005.1 DAY 14 14 21 26 25 6 23 12 2 7 5 20 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 869.6 863.3 866.8 863.9 864.4 860.1 860.8 862.4 867.0 869.6 870.0 866.9 865.4 MAX. QFE PRESSURE IN HPA 877.0 870.6 872.1 870.6 868.8 863.7 863.0 866.4 870.5 875.9 876.3 872.5 877.0 DAY 4 4 17 21 2 18 26 21 23 11 20 11 MIN. QFE PRESSURE IN HPA 857.5 853.0 857.6 857.4 859.7 854.0 856.9 859.5 862.9 863.4 864.5 856.4 853.0 DAY 14 14 21 14 11 6 23 9 2 1 5 20 MEAN QNH PRESSURE IN HPA 1034.8 1027.5 1031.6 1028.2 1028.7 1023.8 1024.6 1026.5 1031.7 1034.8 1035.3 1031.7 1029.9 MAX. QNH PRESSURE IN HPA 1043.3 1035.9 1037.6 1035.9 1033.8 1028.0 1027.2 1031.1 1035.8 1042.0 1042.5 1038.1 1043.3 DAY 4 4 17 21 2 18 26 21 23 11 20 11 MIN. QNH PRESSURE IN HPA 1020.8 1015.7 1020.9 1020.7 1023.4 1016.8 1020.1 1023.1 1027.1 1027.6 1028.9 1019.6 1015.7 DAY 14 14 21 14 11 6 23 9 2 1 5 20 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 868.4 862.6 865.8 863.2 863.3 859.2 860.1 861.4 866.1 868.5 868.9 866.0 864.5 MAX. QFE PRESSURE IN HPA 875.4 870.3 870.7 871.0 867.6 862.6 862.0 865.4 869.8 874.7 874.7 870.9 875.4 DAY 3 4 17 9 2 9 7 21 23 11 20 11 MIN. QFE PRESSURE IN HPA 857.3 854.6 855.3 856.3 858.7 853.9 856.1 858.4 861.8 863.1 863.3 855.9 853.9 DAY 14 14 21 26 30 5 23 9 2 1 5 20 MEAN QNH PRESSURE IN HPA 1033.4 1026.7 1030.4 1027.4 1027.5 1022.8 1023.8 1025.3 1030.8 1033.5 1034.0 1030.6 1028.9 MAX. QNH PRESSURE IN HPA 1041.4 1035.6 1036.0 1036.4 1032.5 1026.7 1026.0 1029.9 1035.0 1040.6 1040.6 1036.3 1041.4 DAY 3 4 17 9 2 9 7 21 23 11 20 11 MIN. QNH PRESSURE IN HPA 1020.6 1017.5 1018.3 1019.4 1022.2 1016.7 1019.2 1021.9 1025.8 1027.3 1027.5 1019.0 1016.7 DAY 14 14 21 26 30 5 23 9 2 1 5 20 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 867.8 861.8 864.5 862.2 861.8 858.0 859.2 860.3 865.2 867.5 867.9 865.3 863.5 MAX. QFE PRESSURE IN HPA 875.0 869.1 868.7 871.0 867.0 862.4 861.7 863.5 869.3 873.4 874.8 870.9 875.0 DAY 4 4 17 9 2 8 2 21 16 11 20 11 MIN. QFE PRESSURE IN HPA 859.1 854.8 854.8 855.4 856.8 852.0 854.9 857.3 860.6 861.5 862.4 856.6 852.0 DAY 14 8 21 14 11 5 23 9 2 1 5 20 MEAN QNH PRESSURE IN HPA 1032.7 1025.8 1028.9 1026.3 1025.8 1021.4 1022.7 1024.1 1029.7 1032.4 1032.9 1029.8 1027.7 MAX. QNH PRESSURE IN HPA 1041.0 1034.2 1033.7 1036.4 1031.8 1026.5 1025.7 1027.7 1034.4 1039.1 1040.8 1036.3 1041.0 DAY 4 4 17 9 2 8 2 21 16 11 20 11 MIN. QNH PRESSURE IN HPA 1022.7 1017.7 1017.7 1018.4 1020.0 1014.5 1017.8 1020.6 1024.4 1025.4 1026.5 1019.8 1014.5 DAY 14 8 21 14 11 5 23 9 2 1 5 20 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.2 862.0 864.8 862.3 861.8 858.0 859.3 860.5 865.4 867.6 868.1 865.6 863.6 MAX. QFE PRESSURE IN HPA 875.0 869.5 869.6 870.3 867.4 862.1 861.4 864.1 869.9 873.6 874.4 871.2 875.0 DAY 3 4 16 9 1 8 25 21 16 11 20 28 MIN. QFE PRESSURE IN HPA 859.4 856.0 857.1 856.3 856.9 852.0 854.9 857.6 860.8 862.1 862.5 856.6 852.0 DAY 13 13 20 14 11 5 23 9 2 1 11 20 MEAN QNH PRESSURE IN HPA 1033.1 1026.0 1029.3 1026.3 1025.8 1021.4 1022.9 1024.3 1029.9 1032.5 1033.0 1030.1 1027.9 MAX. QNH PRESSURE IN HPA 1041.0 1034.7 1034.8 1035.6 1032.2 1026.1 1025.3 1028.4 1035.1 1039.4 1040.3 1036.6 1041.0 DAY 3 4 16 9 1 8 25 21 16 11 20 28 MIN. QNH PRESSURE IN HPA 1023.0 1019.1 1020.4 1019.4 1020.1 1014.5 1017.8 1020.9 1024.6 1026.1 1026.6 1019.8 1014.5 DAY 13 13 20 14 11 5 23 9 2 1 11 20 MEAN QFF PRESSURE IN HPA 1038.1 1028.4 1027.5 1021.5 1016.2 1009.6 1010.6 1013.3 1022.6 1028.5 1032.1 1031.7 1023.3 MAX. QFF PRESSURE IN HPA 1043.9 1040.3 1037.6 1033.2 1027.5 1015.9 1015.0 1017.7 1029.3 1035.5 1038.0 1039.8 1043.9 DAY 24 4 7 9 2 8 25 21 16 11 20 28 MIN. QFF PRESSURE IN HPA 1026.5 1018.3 1014.7 1010.6 1008.0 1003.7 1005.7 1008.8 1013.4 1018.6 1023.5 1020.3 1003.7 DAY 13 23 20 25 30 5 23 11 1 6 5 20 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.4 -3.2 7.4 17.6 19.1 25.4 27.3 22.9 21.6 16.4 10.4 0.2 13.6 MINIMUN AIR TEMPERATURE (C) -8.1 -11.0 1.5 7.8 10.3 16.4 17.5 14.4 11.3 6.5 2.2 -4.3 5.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 3 1 0 0 0 0 5 DAYS WITH MINIMUM TEMP. <=-4 24 27 1 0 0 0 0 0 0 0 0 17 69 DAYS WITH FREEZING MIN.<= 0 30 29 13 0 0 0 0 0 0 1 10 27 110 TEMPERATURE RECORDS LOWEST(C) -18.0 -20.0 -4.0 2.0 5.0 13.0 13.0 7.0 3.0 0.0 -2.0 -14.0 -20.0 DAY 21 1 21 16 11 8 12 26 19 21 25 28 MAXIMUM AIR TEMPERATURE (C) 1.6 2.3 11.6 22.7 24.3 32.1 32.3 29.4 30.0 25.6 19.0 6.1 19.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 26 29 15 19 1 0 0 96 DAYS WITH MAXIMUM TEMP. <= 0 11 11 0 0 0 0 0 0 0 0 0 5 27 TEMPERATURE RECORDS HIGHEST(C) 8.0 11.0 22.0 29.0 34.0 39.0 37.0 35.0 35.0 30.0 25.0 19.0 39.0 DAY 15 18 31 12 30 23 1 19 2 7 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 9.7 13.3 10.1 14.9 14.0 15.7 14.8 15.0 18.7 19.1 16.8 10.4 14.4 MEAN DAILY TEMP. (MDT) (C) -3.3 -4.4 6.6 15.2 17.3 24.3 24.9 21.9 20.6 16.1 10.6 0.9 12.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 6.0 98.5 121.0 50.5 39.5 0.0 0.0 0.0 315.5 HEATING DEG. DAYS(BASE 18 0C) 659.0 648.5 354.5 93.5 53.5 0.0 0.0 5.5 18.0 63.5 222.0 530.0 2648.0 DEWPOINT (MEAN C) -5.7 -7.7 1.9 4.9 6.2 10.5 7.4 4.8 1.2 -1.3 -1.2 -4.7 1.4 MIXING RATIO (G/KG) 3.12 2.69 5.23 6.44 7.06 9.70 7.99 6.65 5.10 4.27 4.16 3.31 5.48 VAPOUR PRESSURE (HPA) 4.32 3.73 7.21 8.84 9.68 13.21 10.89 9.12 7.03 5.92 5.76 4.59 7.53 SATURATION DEF. (HPA) 1.11 1.53 3.64 12.50 13.74 20.79 26.49 20.30 21.18 14.36 7.84 2.14 12.14 RELATIVE HUMIDITY (MEAN %) 79 72 72 47 46 42 30 33 29 34 48 72 50 RELATIVE HUMIDITY (MAX. %) 86 81 89 72 69 59 41 49 50 54 69 89 67 RELATIVE HUMIDITY (MIN. %) 71 63 56 33 32 30 24 23 15 19 29 52 37 RELATIVE HUMIDITY (MEAN% 03UTC) 77 74 87 71 65 53 41 46 47 53 68 85 64 RELATIVE HUMIDITY (MEAN% 09UTC) 78 70 67 38 37 32 26 24 17 20 31 59 42 RELATIVE HUMIDITY (MEAN% 15UTC) 79 72 66 42 41 36 26 27 21 29 42 67 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 79.7 32.9 75.5 9.2 68.9 14.0 0.0 0.0 0.0 3.0 0.0 24.1 307.3 DAYS WITH PRECIPITATION >=10 2 2 1 0 3 1 0 0 0 0 0 1 10 DAYS WITH PRECIPITATION >= 5 6 3 5 0 6 1 0 0 0 0 0 2 23 DAYS WITH PRECIPITATION >= 1 9 4 15 3 7 2 0 0 0 2 0 6 48 DAYS WITH PRECIPITATION 11 6 18 6 9 3 0 0 0 3 0 10 66 GREATEST DAILY PRECIPITATION 25.0 14.4 25.2 4.0 21.0 10.0 0.0 0.0 0.0 2.0 0.0 10.0 25.2 DAY 19 20 18 5 21 15 ** ** ** 31 ** 2 DAY WITH THUNDER STORM 0 0 0 3 5 4 0 0 0 3 0 1 16 DAYS WITH SNOW OR SLEET 5 3 1 0 0 0 0 0 0 0 0 6 15 DAYS WITH DUST 0 0 0 3 4 3 5 4 1 1 0 0 21 WIND DIRECTION (PREVAILING) 225 45 45 45 45 45 45 45 45 45 45 45 45 PREVAILING WIND SPEED(KNOTS) 7.9 8.9 8.0 7.8 7.7 7.7 8.9 9.0 8.0 8.0 7.9 6.7 8.2 PREVAILING WIND PERCENT 11.0 11.7 17.4 13.3 14.9 28.9 41.9 36.8 20.0 6.9 11.9 10.6 19.0 CALMS PERCENT OF WIND 69.0 79.3 49.7 49.3 49.1 43.8 28.5 41.1 59.0 67.3 70.5 68.7 56.2 NO. OF WIND OBSERVATION 155 145 155 150 175 201 186 209 210 217 210 217 2230 VECTOR WIND DIRECTION (MEAN) 281 30 87 102 156 30 31 34 45 114 89 56 43 VECTOR WIND MAGNITUDE(KNOTS) 0.7 1.5 1.1 1.1 0.6 3.0 5.3 4.3 2.0 0.3 0.9 0.6 1.5 WIND STEADINESES (MEAN %) 33.3 75.0 28.9 28.9 14.6 69.8 85.5 82.7 64.5 14.3 42.9 28.6 44.1 WIND SPEED (MEAN KNOTS) 2.1 2.0 3.8 3.8 4.1 4.3 6.2 5.2 3.1 2.1 2.1 2.1 3.4 FASTEST WIND DIRECTION 30 50 130 270 210 330 40 30 340 180 60 120 30 FASTEST WIND SPEED (KNOTS) 18 18 18 15 16 15 18 16 16 15 14 16 18 DAY 30 20 18 3 3 6 2 7 17 7 9 1 DAYS WITH SKY CLEAR (0-2)/8 9 17 5 13 11 21 31 29 29 24 18 11 218 DAYS WITH P.CLOUDY (3-6)/8 9 8 13 11 14 8 0 1 1 6 10 12 93 DAYS WITH CLOUDY (7-8)/8 13 4 13 6 6 1 0 1 0 1 2 8 55 DAYS WITH VISIBILITY =< 2 KM 6 3 2 2 2 0 0 0 0 0 0 11 26 DURATION OF SUNSHINE HOURS 106.0 196.4 128.3 262.9 282.9 321.0 386.8 347.2 318.0 280.1 221.0 160.1 3010.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.8 867.2 864.7 864.4 863.0 862.1 860.7 863.7 866.1 868.9 868.4 868.3 865.4 MAX. QFE PRESSURE IN HPA 876.4 873.4 872.8 870.3 872.1 868.7 864.9 867.6 871.6 875.9 874.0 876.1 876.4 DAY-HOUR 5- 6 1- 6 16- 6 8- 6 25- 6 2- 6 24- 6 9- 6 17- 3 26- 6 12- 6 27- 6 MIN. QFE PRESSURE IN HPA 860.1 859.4 858.2 857.7 852.7 852.3 854.9 854.2 858.8 863.9 862.9 860.6 852.3 DAY-HOUR 23- 3 9-12 18-12 25- 3 6-15 24-15 31-15 1-12 11-15 30-12 8- 9 16-18 MEAN QNH PRESSURE IN HPA 1031.6 1032.0 1029.1 1028.7 1027.2 1026.1 1024.5 1028.0 1030.7 1034.0 1033.4 1033.3 1029.9 MAX. QNH PRESSURE IN HPA 1042.6 1039.1 1038.5 1035.6 1037.6 1033.7 1029.4 1032.5 1037.1 1042.0 1039.8 1042.3 1042.6 DAY-HOUR 5- 6 1- 6 16- 6 8- 6 25- 6 2- 6 24- 6 9- 6 17- 3 26- 6 12- 6 27- 6 MIN. QNH PRESSURE IN HPA 1023.8 1023.0 1021.6 1021.1 1015.3 1014.8 1017.8 1017.0 1022.3 1028.2 1027.1 1024.4 1014.8 DAY-HOUR 23- 3 9-12 18-12 25- 3 6-15 24-15 31-15 1-12 11-15 30-12 8- 9 16-18 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1015.1 1012.8 1018.4 1021.9 1028.4 1031.5 1037.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1023.3 1017.2 1024.8 1030.5 1037.5 1039.8 1053.7 ****** DAY-HOUR **-** **-** **-** **-** **-** 2- 6 24- 6 25- 3 22- 3 26- 3 12- 3 27- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.9 1006.2 1005.0 1011.2 1021.3 1022.5 1023.3 ****** DAY-HOUR **-** **-** **-** **-** **-** 24-15 31-15 1- 3 11-15 31- 0 8-12 1-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 863.8 ****** 864.1 866.1 868.9 868.3 868.1 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 866.8 ****** 866.3 870.9 874.6 872.7 875.3 ****** DAY ** ** ** ** ** 2 ** 9 17 26 12 27 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 859.9 ****** 861.9 861.4 864.9 863.9 860.6 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1028.1 ****** 1028.4 1030.7 1034.0 1033.3 1033.0 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1031.5 ****** 1031.0 1036.3 1040.5 1038.3 1041.3 ****** DAY ** ** ** ** ** 2 ** 9 17 26 12 27 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1023.6 ****** 1025.9 1025.3 1029.4 1028.2 1024.4 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1017.5 ****** 1018.8 1021.6 1027.8 1030.6 1036.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1021.3 ****** 1023.9 1027.3 1034.5 1037.9 1052.3 ****** DAY ** ** ** ** ** 2 ** 28 19 26 22 27 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1011.8 ****** 1014.6 1014.0 1021.3 1023.5 1026.0 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 866.8 867.1 864.9 865.0 862.9 862.8 861.4 864.2 866.7 869.5 869.0 868.7 865.7 MAX. QFE PRESSURE IN HPA 875.6 872.3 872.6 870.0 871.7 868.4 864.7 867.2 871.6 875.4 873.6 875.4 875.6 DAY 5 25 16 16 25 2 24 9 17 26 12 28 MIN. QFE PRESSURE IN HPA 860.1 860.8 860.2 857.7 852.9 855.7 858.2 855.0 861.8 866.2 864.4 861.7 852.9 DAY 23 20 3 25 3 24 7 1 12 17 8 17 MEAN QNH PRESSURE IN HPA 1031.6 1031.9 1029.4 1029.4 1027.1 1026.9 1025.3 1028.5 1031.4 1034.6 1034.0 1033.7 1030.3 MAX. QNH PRESSURE IN HPA 1041.7 1037.9 1038.2 1035.2 1037.2 1033.4 1029.1 1032.0 1037.1 1041.4 1039.4 1041.4 1041.7 DAY 5 25 16 16 25 2 24 9 17 26 12 28 MIN. QNH PRESSURE IN HPA 1023.8 1024.6 1023.9 1021.1 1015.5 1018.8 1021.6 1018.0 1025.8 1030.9 1028.8 1025.7 1015.5 DAY 23 20 3 25 3 24 7 1 12 17 8 17 MEAN QFF PRESSURE IN HPA 1039.0 1041.0 1029.8 1024.2 1019.9 1015.5 1013.4 1019.1 1023.4 1029.9 1033.0 1038.4 1027.2 MAX. QFF PRESSURE IN HPA 1050.9 1053.0 1039.8 1033.4 1032.5 1022.7 1017.0 1024.8 1030.5 1037.5 1039.8 1052.3 1053.0 DAY 9 1 16 16 25 2 25 25 22 26 12 28 MIN. QFF PRESSURE IN HPA 1029.1 1027.1 1022.7 1010.8 1004.2 1004.8 1009.0 1005.0 1015.1 1025.2 1025.0 1027.4 1004.2 DAY 15 20 26 25 3 24 5 1 12 17 8 1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.7 867.9 865.7 865.6 863.4 862.8 861.6 864.5 867.1 870.0 869.5 869.5 866.3 MAX. QFE PRESSURE IN HPA 876.4 873.4 872.8 870.3 872.1 868.7 864.9 867.6 871.5 875.9 874.0 876.1 876.4 DAY 5 1 16 8 25 2 24 9 17 26 12 27 MIN. QFE PRESSURE IN HPA 861.1 860.4 861.3 858.5 855.1 855.3 858.4 855.0 862.1 866.6 864.3 862.8 855.0 DAY 23 20 3 25 3 24 7 1 11 17 8 17 MEAN QNH PRESSURE IN HPA 1032.6 1032.8 1030.3 1030.1 1027.6 1026.9 1025.5 1028.8 1031.9 1035.2 1034.7 1034.7 1030.9 MAX. QNH PRESSURE IN HPA 1042.6 1039.1 1038.5 1035.6 1037.6 1033.7 1029.4 1032.5 1037.0 1042.0 1039.8 1042.3 1042.6 DAY 5 1 16 8 25 2 24 9 17 26 12 27 MIN. QNH PRESSURE IN HPA 1025.0 1024.2 1025.2 1022.0 1018.1 1018.3 1021.9 1018.0 1026.1 1031.3 1028.7 1026.9 1018.0 DAY 23 20 3 25 3 24 7 1 11 17 8 17 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1015.5 1013.6 1018.9 1022.7 1029.4 1032.7 1039.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1023.3 1017.2 1024.2 1028.8 1036.1 1039.7 1053.7 ****** DAY ** ** ** ** ** 2 24 25 22 26 12 27 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1003.7 1008.3 1005.3 1014.9 1024.8 1023.7 1027.4 ****** DAY ** ** ** ** ** 24 3 1 11 16 8 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.2 867.6 865.0 864.7 862.8 862.1 860.8 863.7 866.2 868.9 868.3 868.4 865.5 MAX. QFE PRESSURE IN HPA 875.2 872.9 871.1 869.8 871.8 867.7 863.9 866.5 870.6 874.7 872.4 875.2 875.2 DAY 5 1 16 16 24 2 24 24 17 26 12 27 MIN. QFE PRESSURE IN HPA 860.7 861.0 860.0 857.7 855.7 854.6 857.7 854.8 861.1 865.1 862.9 862.0 854.6 DAY 23 20 18 25 3 24 6 1 11 30 8 17 MEAN QNH PRESSURE IN HPA 1032.0 1032.4 1029.4 1029.1 1026.9 1026.1 1024.7 1028.0 1030.8 1034.0 1033.3 1033.3 1030.0 MAX. QNH PRESSURE IN HPA 1041.2 1038.6 1036.5 1035.0 1037.3 1032.6 1028.2 1031.2 1035.9 1040.6 1038.0 1041.2 1041.2 DAY 5 1 16 16 24 2 24 24 17 26 12 27 MIN. QNH PRESSURE IN HPA 1024.5 1024.9 1023.7 1021.1 1018.8 1017.5 1021.1 1017.7 1025.0 1029.6 1027.1 1026.0 1017.5 DAY 23 20 18 25 3 24 6 1 11 30 8 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 866.3 866.6 863.7 863.3 861.9 861.0 859.8 862.8 865.0 867.8 867.5 867.5 864.4 MAX. QFE PRESSURE IN HPA 873.4 872.4 870.3 868.0 870.3 866.5 862.9 866.2 869.2 873.1 871.3 873.9 873.9 DAY 5 1 15 16 24 2 24 24 17 26 24 27 MIN. QFE PRESSURE IN HPA 861.4 859.4 858.2 858.1 853.3 853.2 855.5 854.2 859.2 863.9 862.9 861.4 853.2 DAY 23 9 18 3 6 24 4 1 11 30 8 16 MEAN QNH PRESSURE IN HPA 1031.0 1031.3 1028.0 1027.5 1025.9 1024.9 1023.5 1026.9 1029.5 1032.7 1032.3 1032.4 1028.8 MAX. QNH PRESSURE IN HPA 1039.1 1038.0 1035.6 1032.9 1035.6 1031.2 1027.1 1030.9 1034.3 1038.8 1036.7 1039.7 1039.7 DAY 5 1 15 16 24 2 24 24 17 26 24 27 MIN. QNH PRESSURE IN HPA 1025.3 1023.0 1021.6 1021.5 1016.0 1015.9 1018.5 1017.0 1022.8 1028.2 1027.1 1025.3 1015.9 DAY 23 9 18 3 6 24 4 1 11 30 8 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.0 ****** 1017.7 1020.3 1026.6 1029.6 1036.0 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1020.6 ****** 1022.2 1026.4 1033.1 1035.7 1048.9 ****** DAY ** ** ** ** ** 2 ** 24 18 26 22 27 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1010.3 ****** 1012.9 1011.2 1022.3 1022.5 1023.3 ****** DAY ** ** ** ** ** 20 ** 18 11 8 8 1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.1 866.8 864.1 863.3 861.8 860.8 859.7 862.9 865.2 868.1 867.8 867.8 864.5 MAX. QFE PRESSURE IN HPA 872.6 872.9 871.0 867.4 870.5 866.6 863.1 866.5 870.6 873.1 871.6 873.9 873.9 DAY 5 1 15 8 24 2 24 24 17 26 12 27 MIN. QFE PRESSURE IN HPA 861.4 859.6 858.8 858.3 852.7 852.3 854.9 855.0 858.8 864.2 863.5 861.3 852.3 DAY 23 9 18 24 6 24 31 1 11 30 7 16 MEAN QNH PRESSURE IN HPA 1030.8 1031.6 1028.4 1027.6 1025.8 1024.6 1023.4 1027.1 1029.7 1033.0 1032.7 1032.7 1029.0 MAX. QNH PRESSURE IN HPA 1038.2 1038.6 1036.4 1032.2 1035.8 1031.3 1027.3 1031.2 1035.9 1038.8 1037.1 1039.7 1039.7 DAY 5 1 15 8 24 2 24 24 17 26 12 27 MIN. QNH PRESSURE IN HPA 1025.3 1023.3 1022.3 1021.8 1015.3 1014.8 1017.8 1018.0 1022.3 1028.6 1027.7 1025.2 1014.8 DAY 23 9 18 24 6 24 31 1 11 30 7 16 MEAN QFF PRESSURE IN HPA 1038.2 1040.4 1028.6 1022.2 1018.6 1013.0 1011.4 1017.6 1021.6 1028.3 1031.6 1037.5 1025.7 MAX. QFF PRESSURE IN HPA 1050.0 1053.0 1037.2 1029.8 1031.1 1020.7 1015.7 1023.7 1029.6 1034.6 1038.0 1050.2 1053.0 DAY 31 1 15 16 23 2 24 24 17 26 22 27 MIN. QFF PRESSURE IN HPA 1027.9 1028.5 1020.5 1012.4 1007.7 999.9 1006.2 1005.4 1011.2 1023.8 1023.7 1024.9 999.9 DAY 15 19 18 24 6 24 31 1 11 17 7 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 861.9 860.9 864.1 866.5 869.3 868.6 868.6 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 867.5 864.0 867.1 871.0 874.7 872.8 874.8 ****** DAY ** ** ** ** ** 1 14 8 16 25 11 10 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 853.8 855.9 856.5 860.6 864.4 863.9 860.6 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 16 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1025.8 1024.8 1028.4 1031.2 1034.4 1033.6 1033.6 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1032.4 1028.3 1031.9 1036.4 1040.6 1038.5 1040.8 ****** DAY ** ** ** ** ** 1 14 8 16 25 11 10 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.6 1019.0 1019.7 1024.4 1028.8 1028.2 1024.4 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1014.4 1012.9 1018.5 1022.1 1028.6 1031.7 1038.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1022.0 1016.9 1024.3 1028.7 1035.7 1038.2 1051.6 ****** DAY ** ** ** ** ** 1 15 25 21 25 11 27 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1002.0 1006.6 1006.8 1013.6 1023.1 1023.9 1023.5 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 1 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.8 7.0 9.5 17.3 22.7 28.9 29.6 27.9 22.5 18.9 11.3 3.7 16.5 MINIMUN AIR TEMPERATURE (C) -6.9 0.0 2.2 8.4 12.7 18.7 18.8 19.3 11.2 6.0 0.1 -4.9 7.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 7 10 0 0 0 0 23 DAYS WITH MINIMUM TEMP. <=-4 27 3 3 0 0 0 0 0 0 0 9 20 62 DAYS WITH FREEZING MIN.<= 0 29 18 11 0 0 0 0 0 0 2 15 30 105 TEMPERATURE RECORDS LOWEST(C) -14.0 -7.0 -7.0 2.0 9.0 14.0 14.0 12.0 2.0 -3.0 -6.0 -15.0 -15.0 DAY 26 7 11 14 2 8 20 10 27 1 9 15 MAXIMUM AIR TEMPERATURE (C) 5.0 12.8 15.1 22.9 29.2 34.3 35.3 32.9 29.8 26.2 18.7 10.3 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 14 28 31 30 22 4 0 0 132 DAYS WITH MAXIMUM TEMP. <= 0 4 0 0 0 0 0 0 0 0 0 0 1 5 TEMPERATURE RECORDS HIGHEST(C) 11.0 20.0 23.0 31.0 36.0 38.0 41.0 37.0 34.0 31.0 27.0 17.0 41.0 DAY 15 20 22 27 31 12 11 1 1 10 2 4 DIF. BETWEEN (MAX.-MIN.) (C) 11.9 12.8 12.9 14.5 16.5 15.6 16.5 13.6 18.6 20.2 18.6 15.2 15.6 MEAN DAILY TEMP. (MDT) (C) -1.0 6.4 8.6 15.7 20.9 26.5 27.1 26.1 20.5 16.1 9.4 2.7 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.5 31.0 166.0 188.5 159.0 27.0 0.0 0.0 0.0 576.0 HEATING DEG. DAYS(BASE 18 0C) 587.5 324.5 291.0 90.5 1.5 0.0 0.0 0.0 21.5 74.0 258.0 473.5 2122.0 DEWPOINT (MEAN C) -6.4 -0.0 -0.7 1.2 4.7 6.4 6.2 5.0 1.8 2.2 -5.2 -5.6 0.8 MIXING RATIO (G/KG) 2.89 4.54 4.44 5.04 6.31 7.18 7.15 6.48 5.20 5.52 3.18 3.02 5.08 VAPOUR PRESSURE (HPA) 4.00 6.26 6.12 6.93 8.66 9.81 9.75 8.88 7.18 7.63 4.41 4.19 6.99 SATURATION DEF. (HPA) 2.11 4.40 6.50 14.10 20.18 31.33 33.15 29.65 22.12 16.08 10.50 4.51 16.22 RELATIVE HUMIDITY (MEAN %) 68 64 54 39 34 26 25 25 29 36 34 55 41 RELATIVE HUMIDITY (MAX. %) 86 87 80 67 53 38 39 38 55 56 53 74 61 RELATIVE HUMIDITY (MIN. %) 52 46 35 22 22 18 18 17 17 24 21 41 28 RELATIVE HUMIDITY (MEAN% 03UTC) 85 86 76 66 51 37 39 37 54 56 54 71 59 RELATIVE HUMIDITY (MEAN% 09UTC) 58 54 44 27 25 20 19 19 18 26 23 46 32 RELATIVE HUMIDITY (MEAN% 15UTC) 63 56 43 28 27 21 19 20 22 34 34 60 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 11.7 62.8 43.2 25.1 0.7 0.0 0.0 0.0 0.0 0.0 0.0 13.2 156.7 DAYS WITH PRECIPITATION >=10 0 2 2 1 0 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 5 1 3 3 2 0 0 0 0 0 0 0 1 10 DAYS WITH PRECIPITATION >= 1 3 6 7 3 0 0 0 0 0 0 0 3 22 DAYS WITH PRECIPITATION 5 7 9 7 2 0 0 0 0 0 0 4 34 GREATEST DAILY PRECIPITATION 5.1 29.0 17.0 14.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 11.0 29.0 DAY 16 23 24 2 6 ** ** ** ** ** ** 13 DAY WITH THUNDER STORM 0 0 4 2 0 0 0 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 4 0 1 0 0 0 0 0 0 0 0 2 7 DAYS WITH DUST 0 1 5 5 1 0 0 2 3 0 0 0 17 WIND DIRECTION (PREVAILING) 180 180 45 225 45 45 45 45 45 180 180 90 45 PREVAILING WIND SPEED(KNOTS) 5.8 7.4 7.9 9.8 8.8 9.5 8.5 9.8 7.7 4.9 5.5 6.9 8.7 PREVAILING WIND PERCENT 7.5 10.1 17.7 17.8 33.9 60.0 46.5 42.5 39.4 10.3 11.6 6.5 22.7 CALMS PERCENT OF WIND 67.2 70.8 44.1 47.8 30.1 21.1 24.9 11.8 43.3 72.9 72.6 82.6 47.7 NO. OF WIND OBSERVATION 186 168 186 180 186 180 185 186 180 155 146 155 2093 VECTOR WIND DIRECTION (MEAN) 154 197 54 212 47 44 45 15 50 114 191 49 42 VECTOR WIND MAGNITUDE(KNOTS) 0.2 1.1 0.4 1.6 3.2 6.4 4.0 7.1 3.5 0.4 0.7 0.6 1.8 WIND STEADINESES (MEAN %) 8.3 47.8 8.5 36.4 59.3 86.5 62.5 80.7 81.4 25.0 41.2 50.0 42.9 WIND SPEED (MEAN KNOTS) 2.4 2.3 4.7 4.4 5.4 7.4 6.4 8.8 4.3 1.6 1.7 1.2 4.2 FASTEST WIND DIRECTION 210 330 210 210 50 50 360 30 70 330 360 350 210 FASTEST WIND SPEED (KNOTS) 18 16 20 20 15 18 16 18 20 15 12 12 20 DAY 16 6 7 9 3 20 23 11 10 18 20 21 DAYS WITH SKY CLEAR (0-2)/8 13 11 7 7 21 29 30 31 30 28 25 18 250 DAYS WITH P.CLOUDY (3-6)/8 12 11 16 17 9 1 1 0 0 3 4 8 82 DAYS WITH CLOUDY (7-8)/8 6 6 8 6 1 0 0 0 0 0 1 5 33 DAYS WITH VISIBILITY =< 2 KM 5 3 4 0 0 0 0 0 0 0 0 1 13 DURATION OF SUNSHINE HOURS 184.1 190.1 209.3 245.6 322.6 365.4 378.4 374.0 322.5 279.7 246.3 188.6 3306.6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.6 864.5 864.6 862.6 862.4 860.3 858.7 862.1 865.5 868.4 867.8 868.4 864.4 MAX. QFE PRESSURE IN HPA 878.2 873.4 873.6 869.2 871.9 867.8 863.4 865.5 873.0 873.3 875.1 878.7 878.7 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 8- 3 3- 6 22- 6 21- 3 30- 6 23- 3 12- 6 27- 6 MIN. QFE PRESSURE IN HPA 854.5 848.9 854.3 856.6 856.2 853.0 853.2 858.6 860.0 864.4 861.9 859.6 848.9 DAY-HOUR 16- 3 22-18 7- 9 19-15 30-15 16-12 11-15 13-15 2-12 24-12 19-12 7-12 MEAN QNH PRESSURE IN HPA 1032.5 1028.9 1029.0 1026.7 1026.5 1024.0 1022.2 1026.1 1030.0 1033.4 1032.7 1033.4 1028.8 MAX. QNH PRESSURE IN HPA 1044.7 1039.1 1039.4 1034.3 1037.4 1032.7 1027.6 1030.0 1038.7 1039.0 1041.1 1045.2 1045.2 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 8- 3 3- 6 22- 6 21- 3 30- 6 23- 3 12- 6 27- 6 MIN. QNH PRESSURE IN HPA 1017.4 1010.9 1017.1 1019.8 1019.3 1015.7 1015.9 1022.1 1023.7 1028.8 1025.9 1023.3 1010.9 DAY-HOUR 16- 3 22-18 7- 9 19-15 30-15 16-12 11-15 13-15 2-12 24-12 19-12 7-12 MEAN QFF PRESSURE IN HPA 1038.7 ****** 1028.3 1021.1 1017.8 1011.7 1009.4 1014.4 1022.0 ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1054.5 ****** 1044.6 1032.1 1031.1 1020.9 1014.7 1019.4 1037.0 ****** ****** ****** ****** DAY-HOUR 26- 6 **-** 10- 6 11- 3 8- 3 3- 6 22- 6 31- 3 30- 6 **-** **-** **-** MIN. QFF PRESSURE IN HPA 1016.9 ****** 1015.0 1012.5 1007.2 1002.0 1000.6 1007.2 1012.9 ****** ****** ****** ****** DAY-HOUR 16- 3 **-** 7- 3 19-15 30-15 16-15 11-15 1-15 2-15 **-** **-** **-** 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 867.7 864.6 864.9 863.1 863.2 861.0 859.6 862.7 866.3 869.2 868.3 868.7 865.0 MAX. QFE PRESSURE IN HPA 877.0 871.4 872.3 869.2 871.9 867.4 863.4 865.5 872.3 873.3 873.8 877.8 877.8 DAY 26 7 10 11 8 3 23 21 29 23 12 27 MIN. QFE PRESSURE IN HPA 854.5 850.8 855.8 859.1 858.6 853.5 855.9 859.6 862.2 866.3 863.6 861.0 850.8 DAY 16 23 7 9 19 16 11 1 2 18 19 7 MEAN QNH PRESSURE IN HPA 1032.5 1029.0 1029.4 1027.3 1027.5 1024.9 1023.2 1026.8 1031.0 1034.3 1033.3 1033.7 1029.4 MAX. QNH PRESSURE IN HPA 1043.3 1036.8 1037.9 1034.3 1037.4 1032.2 1027.6 1030.0 1037.9 1039.0 1039.6 1044.2 1044.2 DAY 26 7 10 11 8 3 23 21 29 23 12 27 MIN. QNH PRESSURE IN HPA 1017.4 1013.1 1018.9 1022.7 1022.1 1016.2 1019.0 1023.3 1026.2 1031.0 1027.9 1024.9 1013.1 DAY 16 23 7 9 19 16 11 1 2 18 19 7 MEAN QFF PRESSURE IN HPA 1038.8 1030.0 1028.3 1021.7 1018.4 1012.1 1010.2 1014.9 1022.8 1029.8 1033.4 1038.1 1024.9 MAX. QFF PRESSURE IN HPA 1054.3 1043.8 1043.4 1032.1 1031.1 1019.7 1014.1 1019.4 1036.1 1036.1 1042.2 1050.9 1054.3 DAY 26 7 10 11 8 3 22 31 30 1 10 26 MIN. QFF PRESSURE IN HPA 1016.9 1010.0 1015.0 1014.4 1009.8 1002.2 1004.5 1008.4 1015.0 1023.6 1024.7 1027.2 1002.2 DAY 16 23 7 24 31 16 11 1 2 11 5 9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.6 865.6 865.7 863.5 863.4 861.1 859.5 862.7 866.6 869.6 868.9 869.4 865.4 MAX. QFE PRESSURE IN HPA 878.2 873.4 873.6 869.1 871.8 867.8 863.4 865.3 873.0 872.8 875.1 878.7 878.7 DAY 26 7 10 11 8 3 22 21 30 6 12 27 MIN. QFE PRESSURE IN HPA 855.2 854.3 856.0 859.4 859.0 853.8 855.5 859.5 862.3 866.2 863.7 861.0 853.8 DAY 16 23 7 19 30 16 16 5 2 18 19 7 MEAN QNH PRESSURE IN HPA 1033.6 1030.2 1030.3 1027.7 1027.6 1025.0 1023.1 1026.8 1031.3 1034.8 1033.9 1034.6 1029.9 MAX. QNH PRESSURE IN HPA 1044.7 1039.1 1039.4 1034.2 1037.3 1032.7 1027.6 1029.8 1038.7 1038.5 1041.1 1045.2 1045.2 DAY 26 7 10 11 8 3 22 21 30 6 12 27 MIN. QNH PRESSURE IN HPA 1018.2 1017.1 1019.1 1023.0 1022.6 1016.6 1018.5 1023.1 1026.4 1030.9 1028.0 1024.9 1016.6 DAY 16 23 7 19 30 16 16 5 2 18 19 7 MEAN QFF PRESSURE IN HPA 1039.4 1030.8 1029.4 1021.8 1018.6 1012.6 1010.1 1014.7 1022.5 ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1054.5 1045.0 1044.6 1031.4 1031.0 1020.9 1014.7 1019.1 1037.0 ****** ****** ****** ****** DAY 26 7 10 11 8 3 22 31 30 ** ** ** MIN. QFF PRESSURE IN HPA 1018.0 1014.6 1015.1 1014.3 1010.6 1002.8 1004.5 1009.6 1014.7 ****** ****** ****** ****** DAY 16 22 7 22 31 16 11 1 2 ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.6 864.9 865.0 862.8 862.5 860.4 858.8 862.0 865.4 868.5 867.8 868.4 864.5 MAX. QFE PRESSURE IN HPA 877.2 872.8 872.9 868.2 870.6 867.0 862.8 864.7 872.0 872.6 874.1 877.0 877.2 DAY 26 7 10 11 8 3 22 21 30 22 12 26 MIN. QFE PRESSURE IN HPA 854.7 853.8 854.3 858.8 858.0 853.6 855.0 859.3 861.7 865.6 862.5 860.1 853.6 DAY 16 22 7 19 30 16 16 5 1 11 19 7 MEAN QNH PRESSURE IN HPA 1032.4 1029.4 1029.4 1027.0 1026.6 1024.1 1022.3 1026.0 1030.0 1033.5 1032.7 1033.3 1028.9 MAX. QNH PRESSURE IN HPA 1043.5 1038.5 1038.6 1033.2 1035.9 1031.8 1026.9 1029.1 1037.5 1038.2 1040.0 1043.3 1043.5 DAY 26 7 10 11 8 3 22 21 30 22 12 26 MIN. QNH PRESSURE IN HPA 1017.6 1016.6 1017.1 1022.3 1021.4 1016.3 1018.0 1022.9 1025.7 1030.2 1026.6 1023.8 1016.3 DAY 16 22 7 19 30 16 16 5 1 11 19 7 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 866.9 863.6 863.5 861.6 861.3 859.2 857.7 861.1 864.2 867.3 866.9 867.6 863.4 MAX. QFE PRESSURE IN HPA 876.3 870.5 871.3 866.4 868.4 864.7 862.1 863.8 870.9 872.0 873.8 876.5 876.5 DAY 25 7 10 14 7 3 22 21 30 22 12 26 MIN. QFE PRESSURE IN HPA 855.2 851.2 855.2 857.6 856.7 853.0 853.5 858.7 860.0 864.4 861.9 859.6 851.2 DAY 16 22 7 19 30 16 16 1 2 24 19 7 MEAN QNH PRESSURE IN HPA 1031.7 1027.8 1027.8 1025.6 1025.2 1022.8 1021.0 1025.0 1028.5 1032.2 1031.7 1032.5 1027.6 MAX. QNH PRESSURE IN HPA 1042.5 1035.8 1036.7 1031.1 1033.4 1029.1 1026.1 1028.1 1036.3 1037.5 1039.6 1042.7 1042.7 DAY 25 7 10 14 7 3 22 21 30 22 12 26 MIN. QNH PRESSURE IN HPA 1018.2 1013.6 1018.2 1020.9 1019.9 1015.7 1016.2 1022.2 1023.7 1028.8 1025.9 1023.3 1013.6 DAY 16 22 7 19 30 16 16 1 2 24 19 7 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 863.8 863.7 861.7 861.3 859.2 857.6 861.4 864.4 867.6 867.2 868.1 863.6 MAX. QFE PRESSURE IN HPA 876.6 870.1 871.2 866.2 868.6 864.3 863.1 864.5 871.0 872.9 873.9 876.7 876.7 DAY 25 7 10 14 7 3 22 21 30 22 12 26 MIN. QFE PRESSURE IN HPA 855.7 850.4 857.2 856.6 856.2 853.2 853.2 858.6 860.0 864.9 862.4 860.0 850.4 DAY 16 22 7 19 30 15 11 13 2 10 19 7 MEAN QNH PRESSURE IN HPA 1031.9 1028.1 1027.9 1025.7 1025.3 1022.8 1021.0 1025.3 1028.8 1032.4 1032.1 1033.0 1027.9 MAX. QNH PRESSURE IN HPA 1042.8 1035.3 1036.6 1030.9 1033.6 1028.7 1027.3 1028.9 1036.4 1038.6 1039.7 1042.9 1042.9 DAY 25 7 10 14 7 3 22 21 30 22 12 26 MIN. QNH PRESSURE IN HPA 1018.8 1012.7 1020.5 1019.8 1019.3 1015.9 1015.9 1022.1 1023.7 1029.4 1026.5 1023.7 1012.7 DAY 16 22 7 19 30 15 11 13 2 10 19 7 MEAN QFF PRESSURE IN HPA 1038.1 1028.9 1026.9 1020.1 1016.2 1010.1 1008.0 1013.4 1020.8 1027.6 1032.1 1037.3 1023.3 MAX. QFF PRESSURE IN HPA 1052.1 1042.0 1041.5 1028.8 1027.2 1016.1 1014.4 1017.9 1035.5 1034.2 1041.4 1048.6 1052.1 DAY 26 7 10 14 7 3 22 30 30 22 12 25 MIN. QFF PRESSURE IN HPA 1018.7 1010.1 1015.5 1012.5 1007.2 1002.0 1000.6 1007.2 1012.9 1021.2 1022.7 1026.2 1000.6 DAY 16 22 22 19 30 16 11 1 2 11 5 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 867.8 864.6 865.0 862.8 862.7 860.7 858.9 862.8 865.9 ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 878.0 870.7 872.3 868.1 871.0 866.1 863.4 865.4 871.6 ****** ****** ****** ****** DAY 25 11 10 10 7 2 22 21 30 ** ** ** MIN. QFE PRESSURE IN HPA 857.4 848.9 858.6 858.2 857.0 853.6 854.6 859.6 860.9 ****** ****** ****** ****** DAY 16 22 6 19 30 15 11 4 1 ** ** ** MEAN QNH PRESSURE IN HPA 1032.7 1029.1 1029.5 1026.9 1026.8 1024.5 1022.4 1026.9 1030.5 ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1044.4 1036.0 1037.9 1033.0 1036.4 1030.7 1027.6 1029.9 1037.1 ****** ****** ****** ****** DAY 25 11 10 10 7 2 22 21 30 ** ** ** MIN. QNH PRESSURE IN HPA 1020.7 1010.9 1022.1 1021.6 1020.3 1016.3 1017.5 1023.3 1024.7 ****** ****** ****** ****** DAY 16 22 6 19 30 15 11 4 1 ** ** ** MEAN QFF PRESSURE IN HPA 1038.4 1029.6 1028.6 1020.9 1017.8 1012.0 1009.4 1014.8 1022.0 ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1053.2 1040.6 1043.0 1030.3 1029.8 1019.0 1014.4 1019.0 1035.9 ****** ****** ****** ****** DAY 25 7 10 10 7 2 22 30 30 ** ** ** MIN. QFF PRESSURE IN HPA 1021.3 1007.9 1016.6 1013.4 1008.9 1002.4 1002.1 1009.2 1013.5 ****** ****** ****** ****** DAY 16 22 22 23 30 15 11 4 1 ** ** ** 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.4 -1.1 10.9 15.9 23.4 28.0 29.4 26.8 23.3 15.6 11.6 3.2 15.5 MINIMUN AIR TEMPERATURE (C) -6.5 -7.6 3.5 7.3 12.1 16.5 20.1 15.2 11.3 2.6 1.0 -3.3 6.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 4 12 0 0 0 0 0 16 DAYS WITH MINIMUM TEMP. <=-4 23 17 3 0 0 0 0 0 0 0 2 13 58 DAYS WITH FREEZING MIN.<= 0 30 25 9 2 0 0 0 0 0 2 15 27 110 TEMPERATURE RECORDS LOWEST(C) -15.0 -21.0 -5.0 0.0 4.0 12.0 16.0 9.0 5.0 0.0 -4.0 -11.0 -21.0 DAY 20 7 7 2 3 11 4 28 30 15 19 4 MAXIMUM AIR TEMPERATURE (C) 4.5 3.6 15.9 21.0 28.5 33.1 34.1 32.6 29.6 22.7 18.7 8.3 21.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 0 13 26 31 26 17 0 0 0 114 DAYS WITH MAXIMUM TEMP. <= 0 2 4 0 0 0 0 0 0 0 0 0 1 7 TEMPERATURE RECORDS HIGHEST(C) 11.0 10.0 31.0 28.0 35.0 38.0 38.0 37.0 35.0 27.0 26.0 13.0 38.0 DAY 3 14 19 20 24 28 1 9 3 24 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 11.2 12.4 13.7 16.4 16.6 14.0 17.4 18.3 20.1 17.7 11.6 15.1 MEAN DAILY TEMP. (MDT) (C) -1.0 -2.0 9.7 14.2 20.3 24.8 27.1 23.9 20.5 12.7 9.8 2.5 13.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 31.0 115.5 188.5 94.5 25.0 0.0 0.0 0.0 455.5 HEATING DEG. DAYS(BASE 18 0C) 589.0 560.5 262.0 124.5 18.0 0.0 0.0 0.0 11.5 165.0 244.5 479.5 2454.5 DEWPOINT (MEAN C) -4.3 -5.0 2.4 4.5 4.6 6.6 8.3 4.7 4.3 1.1 -0.0 -3.1 2.0 MIXING RATIO (G/KG) 3.37 3.30 5.47 6.28 6.28 7.22 8.08 6.36 6.13 4.91 4.53 3.68 5.47 VAPOUR PRESSURE (HPA) 4.66 4.57 7.54 8.60 8.63 9.87 11.03 8.72 8.43 6.80 6.28 5.10 7.52 SATURATION DEF. (HPA) 1.55 1.47 7.34 10.84 21.58 29.21 30.82 28.09 22.00 12.26 8.46 2.95 14.71 RELATIVE HUMIDITY (MEAN %) 77 76 61 52 33 28 28 26 31 39 48 67 47 RELATIVE HUMIDITY (MAX. %) 89 86 79 75 56 44 41 43 50 57 69 83 64 RELATIVE HUMIDITY (MIN. %) 66 66 49 37 22 19 21 19 22 30 34 53 37 RELATIVE HUMIDITY (MEAN% 03UTC) 85 85 78 75 55 43 41 43 50 57 69 80 63 RELATIVE HUMIDITY (MEAN% 09UTC) 71 71 53 43 25 21 23 20 24 31 35 59 40 RELATIVE HUMIDITY (MEAN% 15UTC) 79 78 59 45 28 27 25 22 29 38 48 68 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 107.1 79.4 72.0 69.0 3.8 6.0 0.0 0.0 0.0 0.0 0.0 79.2 416.5 DAYS WITH PRECIPITATION >=10 4 3 4 4 0 0 0 0 0 0 0 2 17 DAYS WITH PRECIPITATION >= 5 7 5 6 5 0 0 0 0 0 0 0 4 27 DAYS WITH PRECIPITATION >= 1 11 7 6 7 2 3 0 0 0 0 0 8 44 DAYS WITH PRECIPITATION 15 12 7 8 5 3 1 0 0 0 0 9 60 GREATEST DAILY PRECIPITATION 26.0 26.0 23.0 21.0 2.0 3.0 0.0 0.0 0.0 0.0 0.0 39.0 39.0 DAY 25 19 2 2 7 10 ** ** ** ** ** 13 DAY WITH THUNDER STORM 1 0 0 2 0 1 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 11 7 1 1 0 0 0 0 0 0 0 2 22 DAYS WITH DUST 0 1 4 6 0 0 1 2 1 0 2 1 18 WIND DIRECTION (PREVAILING) 90 90 90 225 90 90 45 90 90 90 90 225 90 PREVAILING WIND SPEED(KNOTS) 7.8 7.1 8.5 8.5 7.5 7.2 9.6 8.0 7.3 6.3 5.4 5.8 7.8 PREVAILING WIND PERCENT 11.0 10.0 23.9 16.0 21.3 31.3 41.3 31.6 26.7 9.7 8.7 7.7 18.6 CALMS PERCENT OF WIND 78.1 84.3 48.4 42.7 40.6 28.0 14.2 29.0 52.0 56.8 65.3 72.9 50.8 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 64 74 87 173 80 79 63 68 92 95 123 194 78 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.0 2.4 0.7 2.6 3.4 7.3 4.6 2.6 0.4 0.7 0.6 2.1 WIND STEADINESES (MEAN %) 52.9 100.0 60.0 14.0 57.8 72.3 90.1 85.2 76.5 16.7 38.9 37.5 58.3 WIND SPEED (MEAN KNOTS) 1.7 1.0 4.0 5.0 4.5 4.7 8.1 5.4 3.4 2.4 1.8 1.6 3.6 FASTEST WIND DIRECTION 360 80 90 360 80 90 60 60 90 360 70 120 360 FASTEST WIND SPEED (KNOTS) 18 12 18 18 15 18 18 16 16 10 12 14 18 DAY 25 19 22 12 15 8 13 24 4 2 6 13 DAYS WITH SKY CLEAR (0-2)/8 5 7 6 4 18 27 25 29 28 30 21 15 215 DAYS WITH P.CLOUDY (3-6)/8 13 12 16 15 9 3 6 2 2 1 8 7 94 DAYS WITH CLOUDY (7-8)/8 13 9 9 11 4 0 0 0 0 0 1 9 56 DAYS WITH VISIBILITY =< 2 KM 9 3 0 1 0 0 0 0 0 0 0 4 17 DURATION OF SUNSHINE HOURS 120.9 134.9 156.0 190.7 296.1 326.9 350.2 363.8 290.6 274.9 234.3 159.3 2898.6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.2 866.6 866.8 861.6 863.3 860.7 859.8 861.3 864.6 868.7 869.5 866.9 864.6 MAX. QFE PRESSURE IN HPA 875.3 872.6 873.2 867.9 868.5 865.2 864.4 866.0 869.1 875.1 877.9 873.2 877.9 DAY-HOUR 5- 6 4- 6 10- 6 4- 6 10- 3 1- 6 29- 6 26- 6 22- 6 14- 6 18- 6 3- 6 MIN. QFE PRESSURE IN HPA 846.3 860.8 858.7 853.8 856.7 854.9 854.3 856.0 856.2 864.3 863.0 856.9 846.3 DAY-HOUR 25- 3 12-12 25-12 29-12 27-15 3-15 20-12 16-12 3-15 29-12 24-12 13-12 MEAN QNH PRESSURE IN HPA 1029.7 1031.3 1031.6 1025.5 1027.5 1024.5 1023.5 1025.2 1029.1 1033.7 1034.7 1031.6 1029.0 MAX. QNH PRESSURE IN HPA 1041.3 1038.2 1038.9 1032.8 1033.5 1029.7 1028.8 1030.6 1034.2 1041.1 1044.3 1038.9 1044.3 DAY-HOUR 5- 6 4- 6 10- 6 4- 6 10- 3 1- 6 29- 6 26- 6 22- 6 14- 6 18- 6 3- 6 MIN. QNH PRESSURE IN HPA 1007.9 1024.6 1022.2 1016.6 1019.9 1017.8 1017.1 1019.1 1019.3 1028.7 1027.2 1020.1 1007.9 DAY-HOUR 25- 3 12-12 25-12 29-12 27-15 3-15 20-12 16-12 3-15 29-12 24-12 13-12 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 865.3 866.5 867.4 862.0 864.1 861.6 860.6 862.2 865.5 869.3 870.1 867.1 865.1 MAX. QFE PRESSURE IN HPA 874.4 872.0 872.8 867.1 868.5 865.1 864.3 865.4 868.9 873.7 877.8 872.6 877.8 DAY 5 4 10 26 10 1 30 26 7 14 18 3 MIN. QFE PRESSURE IN HPA 846.3 862.1 860.2 856.4 859.6 858.3 856.0 858.3 859.0 866.3 864.0 859.1 846.3 DAY 25 19 25 29 28 3 21 16 4 30 27 27 MEAN QNH PRESSURE IN HPA 1029.8 1031.2 1032.3 1026.0 1028.4 1025.6 1024.3 1026.2 1030.1 1034.5 1035.4 1031.9 1029.6 MAX. QNH PRESSURE IN HPA 1040.3 1037.5 1038.5 1031.9 1033.5 1029.6 1028.7 1029.9 1034.0 1039.5 1044.2 1038.2 1044.2 DAY 5 4 10 26 10 1 30 26 7 14 18 3 MIN. QNH PRESSURE IN HPA 1007.9 1026.1 1023.9 1019.6 1023.3 1021.8 1019.1 1021.8 1022.6 1031.0 1028.3 1022.7 1007.9 DAY 25 19 25 29 28 3 21 16 4 30 27 27 MEAN QFF PRESSURE IN HPA 1035.5 1037.7 1031.1 1021.4 1019.9 1014.1 1011.9 1015.9 1022.2 1032.1 1035.1 1035.6 1026.0 MAX. QFF PRESSURE IN HPA 1045.8 1050.5 1043.5 1032.5 1027.9 1018.4 1017.1 1021.4 1028.0 1039.7 1046.7 1043.6 1050.5 DAY 5 4 7 13 3 11 30 27 30 14 18 31 MIN. QFF PRESSURE IN HPA 1010.0 1028.1 1015.6 1011.8 1012.9 1009.8 1007.0 1011.6 1011.4 1027.5 1028.9 1025.6 1007.0 DAY 25 16 25 29 28 26 21 17 4 30 25 27 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.2 867.4 868.0 862.7 864.3 861.7 860.8 862.4 866.0 869.9 870.8 867.9 865.7 MAX. QFE PRESSURE IN HPA 875.3 872.6 873.2 867.9 867.8 865.2 864.4 866.0 869.1 875.1 877.9 873.2 877.9 DAY 5 4 10 4 9 1 29 26 22 14 18 3 MIN. QFE PRESSURE IN HPA 847.9 862.1 860.6 856.7 859.5 858.0 856.3 858.4 859.7 866.8 864.6 860.6 847.9 DAY 25 19 25 29 27 3 20 16 3 27 27 27 MEAN QNH PRESSURE IN HPA 1030.9 1032.3 1032.9 1026.8 1028.6 1025.7 1024.6 1026.4 1030.7 1035.1 1036.2 1032.8 1030.2 MAX. QNH PRESSURE IN HPA 1041.3 1038.2 1038.9 1032.8 1032.7 1029.7 1028.8 1030.6 1034.2 1041.1 1044.3 1038.9 1044.3 DAY 5 4 10 4 9 1 29 26 22 14 18 3 MIN. QNH PRESSURE IN HPA 1009.8 1026.1 1024.4 1019.9 1023.1 1021.4 1019.4 1021.9 1023.4 1031.5 1029.0 1024.4 1009.8 DAY 25 19 25 29 27 3 20 16 3 27 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 865.2 866.9 867.1 861.9 863.5 860.9 860.0 861.4 864.8 868.8 869.4 866.8 864.7 MAX. QFE PRESSURE IN HPA 873.9 872.0 872.6 866.6 867.0 864.3 863.6 864.8 867.6 874.7 876.4 872.4 876.4 DAY 5 4 7 3 9 1 29 26 22 14 18 31 MIN. QFE PRESSURE IN HPA 850.8 862.0 860.1 855.3 858.2 857.0 855.4 857.4 858.4 865.8 863.2 860.1 850.8 DAY 25 12 25 29 27 3 20 16 3 29 27 13 MEAN QNH PRESSURE IN HPA 1029.7 1031.7 1031.9 1025.9 1027.7 1024.7 1023.7 1025.3 1029.3 1033.8 1034.5 1031.5 1029.1 MAX. QNH PRESSURE IN HPA 1039.7 1037.5 1038.2 1031.3 1031.8 1028.7 1027.9 1029.2 1032.5 1040.6 1042.6 1038.0 1042.6 DAY 5 4 7 3 9 1 29 26 22 14 18 31 MIN. QNH PRESSURE IN HPA 1013.1 1026.0 1023.8 1018.3 1021.6 1020.3 1018.4 1020.7 1021.9 1030.4 1027.4 1023.8 1013.1 DAY 25 12 25 29 27 3 20 16 3 29 27 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 864.5 866.0 865.8 860.6 862.3 859.6 858.8 860.2 863.4 867.7 868.5 866.2 863.6 MAX. QFE PRESSURE IN HPA 872.9 871.1 871.0 865.4 865.9 863.1 862.6 864.0 866.1 873.6 875.0 872.2 875.0 DAY 5 4 7 3 8 1 29 26 9 14 18 31 MIN. QFE PRESSURE IN HPA 855.1 860.8 858.7 853.8 857.0 855.3 854.3 856.0 856.7 864.3 863.0 856.9 853.8 DAY 25 12 25 29 27 3 20 16 3 29 24 13 MEAN QNH PRESSURE IN HPA 1028.8 1030.6 1030.3 1024.4 1026.4 1023.3 1022.4 1024.0 1027.6 1032.6 1033.5 1030.8 1027.9 MAX. QNH PRESSURE IN HPA 1038.6 1036.5 1036.4 1029.9 1030.5 1027.3 1026.7 1028.3 1030.7 1039.4 1041.0 1037.8 1041.0 DAY 5 4 7 3 8 1 29 26 9 14 18 31 MIN. QNH PRESSURE IN HPA 1018.1 1024.6 1022.2 1016.6 1020.3 1018.3 1017.1 1019.1 1019.9 1028.7 1027.2 1020.1 1016.6 DAY 25 12 25 29 27 3 20 16 3 29 24 13 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.8 866.2 866.0 860.8 862.3 859.7 859.0 860.3 863.5 867.9 868.9 866.4 863.8 MAX. QFE PRESSURE IN HPA 873.0 871.4 871.2 865.4 865.7 863.4 862.6 864.0 866.7 874.0 875.8 872.4 875.8 DAY 5 4 9 3 3 1 29 26 30 14 17 31 MIN. QFE PRESSURE IN HPA 856.9 861.5 858.8 854.1 856.7 854.9 854.9 856.2 856.2 864.9 863.0 857.1 854.1 DAY 18 12 25 29 27 3 4 16 3 29 24 13 MEAN QNH PRESSURE IN HPA 1029.2 1030.8 1030.6 1024.6 1026.3 1023.4 1022.5 1024.0 1027.7 1032.9 1034.0 1031.1 1028.1 MAX. QNH PRESSURE IN HPA 1038.7 1036.8 1036.6 1029.9 1030.3 1027.6 1026.7 1028.3 1031.4 1039.8 1041.9 1038.0 1041.9 DAY 5 4 9 3 3 1 29 26 30 14 17 31 MIN. QNH PRESSURE IN HPA 1020.1 1025.4 1022.3 1016.9 1019.9 1017.8 1017.8 1019.3 1019.3 1029.4 1027.2 1020.4 1016.9 DAY 18 12 25 29 27 3 4 16 3 29 24 13 MEAN QFF PRESSURE IN HPA 1034.8 1037.2 1029.1 1019.8 1017.7 1011.9 1010.1 1013.7 1019.7 1030.2 1033.6 1034.7 1024.4 MAX. QFF PRESSURE IN HPA 1044.5 1050.3 1041.5 1030.1 1026.1 1016.0 1014.9 1020.1 1027.4 1039.0 1043.5 1043.6 1050.3 DAY 5 4 7 2 3 1 29 26 30 14 18 28 MIN. QFF PRESSURE IN HPA 1025.8 1026.8 1014.3 1009.6 1010.2 1005.7 1005.0 1009.1 1008.4 1025.3 1026.8 1020.6 1005.0 DAY 25 18 25 20 27 3 4 16 3 29 25 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.9 3.6 10.0 15.9 22.7 28.4 30.2 28.1 24.0 16.4 8.0 3.0 16.0 MINIMUN AIR TEMPERATURE (C) -4.5 -2.7 1.8 7.1 12.6 16.9 20.0 17.5 12.2 4.7 -1.1 -2.1 6.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 10 8 0 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 16 11 5 0 0 0 0 0 0 1 8 12 53 DAYS WITH FREEZING MIN.<= 0 29 20 13 0 0 0 0 0 0 7 20 23 112 TEMPERATURE RECORDS LOWEST(C) -12.0 -10.0 -6.0 1.0 4.0 11.0 15.0 10.0 7.0 -4.0 -10.0 -10.0 -12.0 DAY 21 13 10 3 5 9 2 23 22 22 16 6 MAXIMUM AIR TEMPERATURE (C) 7.4 8.4 15.4 20.9 28.5 33.5 36.4 33.8 30.5 23.7 14.4 8.8 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 10 29 31 28 18 6 0 0 123 DAYS WITH MAXIMUM TEMP. <= 0 0 2 0 0 0 0 0 0 0 0 0 1 3 TEMPERATURE RECORDS HIGHEST(C) 12.0 19.0 24.0 30.0 35.0 38.0 40.0 39.0 36.0 31.0 24.0 15.0 40.0 DAY 4 24 28 15 30 15 4 15 11 5 1 11 DIF. BETWEEN (MAX.-MIN.) (C) 11.9 11.1 13.6 13.8 15.9 16.6 16.4 16.3 18.3 19.0 15.5 10.9 14.9 MEAN DAILY TEMP. (MDT) (C) 1.4 2.8 8.6 14.0 20.5 25.2 28.2 25.7 21.3 14.2 6.7 3.3 14.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 35.0 127.0 222.5 145.5 32.5 0.0 0.0 0.0 562.5 HEATING DEG. DAYS(BASE 18 0C) 514.0 424.5 291.5 127.0 16.0 0.0 0.0 0.0 0.5 124.5 340.0 455.0 2293.0 DEWPOINT (MEAN C) -3.7 -2.0 -0.4 3.8 6.2 3.5 5.2 4.3 2.3 0.9 -2.4 -2.1 1.3 MIXING RATIO (G/KG) 3.49 3.96 4.55 6.01 7.16 5.83 6.70 6.24 5.37 4.92 3.86 3.90 5.16 VAPOUR PRESSURE (HPA) 4.83 5.46 6.26 8.26 9.82 8.00 9.15 8.54 7.39 6.80 5.35 5.41 7.11 SATURATION DEF. (HPA) 2.52 3.01 7.05 11.07 19.13 31.83 35.30 31.19 24.32 13.91 6.27 2.55 15.68 RELATIVE HUMIDITY (MEAN %) 69 69 53 49 37 22 22 23 27 39 52 71 44 RELATIVE HUMIDITY (MAX. %) 86 85 77 72 58 37 36 37 46 62 73 89 63 RELATIVE HUMIDITY (MIN. %) 54 56 36 35 25 16 15 17 17 25 36 53 32 RELATIVE HUMIDITY (MEAN% 03UTC) 85 84 77 71 57 37 34 37 46 60 72 85 62 RELATIVE HUMIDITY (MEAN% 09UTC) 60 62 43 39 29 17 17 18 19 27 39 58 36 RELATIVE HUMIDITY (MEAN% 15UTC) 67 67 46 44 34 19 19 22 24 39 52 70 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 52.7 43.0 33.8 22.2 30.4 0.0 0.0 0.0 0.0 4.0 28.1 32.3 246.5 DAYS WITH PRECIPITATION >=10 2 1 1 0 1 0 0 0 0 0 1 2 8 DAYS WITH PRECIPITATION >= 5 3 3 2 2 3 0 0 0 0 0 2 2 17 DAYS WITH PRECIPITATION >= 1 6 7 5 5 4 0 0 0 0 2 5 6 40 DAYS WITH PRECIPITATION 7 13 10 6 7 0 0 0 0 2 5 8 58 GREATEST DAILY PRECIPITATION 23.0 18.0 19.0 7.0 19.0 0.0 0.0 0.0 0.0 2.0 15.1 11.0 23.0 DAY 28 26 30 2 8 ** ** ** ** 15 29 20 DAY WITH THUNDER STORM 0 1 1 0 3 0 0 0 0 1 1 0 7 DAYS WITH SNOW OR SLEET 4 5 0 0 0 0 0 0 0 0 1 3 13 DAYS WITH DUST 0 0 2 1 3 2 3 9 1 2 1 0 24 WIND DIRECTION (PREVAILING) 90 90 225 90 45 45 45 45 90 90 90 90 45 PREVAILING WIND SPEED(KNOTS) 5.5 6.9 5.8 7.7 5.7 7.3 9.2 9.3 7.9 7.3 8.6 7.2 8.1 PREVAILING WIND PERCENT 6.5 7.9 13.5 13.3 14.2 31.4 36.6 43.0 24.0 12.9 8.7 5.9 15.5 CALMS PERCENT OF WIND 76.8 75.0 36.8 50.0 45.8 32.7 25.8 21.2 45.3 64.5 80.0 76.9 52.1 NO. OF WIND OBSERVATION 155 140 155 150 155 159 186 165 150 155 150 186 1906 VECTOR WIND DIRECTION (MEAN) 31 39 174 87 50 68 61 62 75 89 63 128 69 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.4 1.0 1.4 1.0 4.1 5.3 6.5 3.1 0.8 0.8 0.3 1.9 WIND STEADINESES (MEAN %) 14.3 22.2 21.7 45.2 30.3 78.8 84.1 89.0 75.6 30.8 50.0 17.6 52.8 WIND SPEED (MEAN KNOTS) 1.4 1.8 4.6 3.1 3.3 5.2 6.3 7.3 4.1 2.6 1.6 1.7 3.6 FASTEST WIND DIRECTION 330 280 130 60 210 90 50 60 80 270 60 120 90 FASTEST WIND SPEED (KNOTS) 15 16 15 15 15 18 16 18 14 15 13 18 18 DAY 14 26 13 17 23 17 12 5 3 16 29 19 DAYS WITH SKY CLEAR (0-2)/8 15 7 12 9 12 24 31 31 30 29 19 9 228 DAYS WITH P.CLOUDY (3-6)/8 9 9 10 15 16 6 0 0 0 1 8 12 86 DAYS WITH CLOUDY (7-8)/8 7 12 9 6 3 0 0 0 0 1 3 10 51 DAYS WITH VISIBILITY =< 2 KM 4 3 3 0 1 0 0 0 0 0 2 2 15 DURATION OF SUNSHINE HOURS 181.1 137.0 198.6 212.8 280.9 337.6 376.6 361.1 302.6 238.9 213.5 132.0 2972.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 864.4 863.6 865.1 863.5 861.1 859.8 860.8 864.6 866.7 868.9 868.1 864.5 MAX. QFE PRESSURE IN HPA 878.6 871.6 870.9 872.4 870.0 865.5 863.7 867.3 872.7 873.4 875.3 875.6 878.6 DAY-HOUR 15- 6 18- 6 31- 6 8- 6 20- 6 17- 3 28- 6 18- 6 19- 6 20- 6 7- 6 25- 6 MIN. QFE PRESSURE IN HPA 858.7 854.3 853.9 858.0 858.2 857.1 856.1 853.9 856.8 858.8 854.5 858.8 853.9 DAY-HOUR 5-12 11-12 3- 3 24-15 14-12 24-15 17-12 15-12 10-15 4-15 29- 9 23-15 MEAN QNH PRESSURE IN HPA 1031.9 1028.7 1027.9 1029.6 1027.7 1024.9 1023.5 1024.7 1029.1 1031.4 1033.9 1033.1 1028.9 MAX. QNH PRESSURE IN HPA 1045.1 1037.1 1036.3 1038.0 1035.2 1030.0 1028.0 1032.1 1038.3 1039.1 1041.3 1041.7 1045.1 DAY-HOUR 15- 6 18- 6 31- 6 8- 6 20- 6 17- 3 28- 6 18- 6 19- 6 20- 6 7- 6 25- 6 MIN. QNH PRESSURE IN HPA 1022.2 1017.1 1016.7 1021.4 1021.6 1020.4 1019.2 1016.7 1020.0 1022.3 1017.4 1022.3 1016.7 DAY-HOUR 5-12 11-12 3- 3 24-15 14-12 24-15 17-12 15-12 10-15 4-15 29- 9 23-15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1010.6 ****** ****** ****** ****** 1036.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1015.6 ****** ****** ****** ****** 1047.7 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** 29- 3 **-** **-** **-** **-** 25- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1005.7 ****** ****** ****** ****** 1022.5 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** 4-15 **-** **-** **-** **-** 23-15 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 867.4 864.4 864.1 865.7 864.3 861.8 860.5 861.6 865.5 867.4 869.2 868.1 865.0 MAX. QFE PRESSURE IN HPA 878.1 870.6 870.1 871.6 869.3 865.5 863.3 867.2 872.2 872.7 874.1 874.3 878.1 DAY 15 18 31 5 20 17 29 18 19 20 7 25 MIN. QFE PRESSURE IN HPA 860.4 855.1 853.9 858.5 860.0 858.7 857.7 856.1 858.7 861.2 857.4 861.6 853.9 DAY 28 11 3 25 15 30 1 14 10 4 29 24 MEAN QNH PRESSURE IN HPA 1032.2 1028.8 1028.4 1030.2 1028.7 1025.8 1024.3 1025.6 1030.0 1032.2 1034.3 1033.0 1029.5 MAX. QNH PRESSURE IN HPA 1044.6 1035.9 1035.3 1037.1 1034.4 1030.0 1027.5 1032.0 1037.8 1038.3 1040.0 1040.2 1044.6 DAY 15 18 31 5 20 17 29 18 19 20 7 25 MIN. QNH PRESSURE IN HPA 1024.2 1018.1 1016.7 1022.0 1023.7 1022.2 1021.1 1019.2 1022.2 1025.1 1020.7 1025.6 1016.7 DAY 28 11 3 25 15 30 1 14 10 4 29 24 MEAN QFF PRESSURE IN HPA 1036.8 1032.0 1027.8 1026.0 1020.4 1014.3 1011.6 1014.6 1021.9 1029.1 1035.8 1036.4 1025.6 MAX. QFF PRESSURE IN HPA 1053.6 1041.6 1040.5 1037.2 1028.3 1017.8 1015.6 1022.1 1030.5 1040.1 1045.4 1047.2 1053.6 DAY 15 14 5 4 5 17 29 18 29 21 7 25 MIN. QFF PRESSURE IN HPA 1027.0 1019.0 1014.7 1017.5 1015.7 1010.4 1006.8 1006.0 1013.3 1018.6 1018.4 1024.5 1006.0 DAY 28 11 3 21 18 25 5 14 10 4 29 24 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.2 865.3 864.7 866.2 864.6 861.9 860.6 861.8 865.9 868.0 870.0 869.2 865.5 MAX. QFE PRESSURE IN HPA 878.6 871.6 870.9 872.4 870.0 865.5 863.7 867.3 872.7 873.4 875.3 875.6 878.6 DAY 15 18 31 8 20 17 28 18 19 20 7 25 MIN. QFE PRESSURE IN HPA 861.4 855.9 854.9 859.3 860.0 858.5 857.9 856.5 859.2 861.9 857.0 863.5 854.9 DAY 28 11 3 25 15 30 1 14 10 4 29 24 MEAN QNH PRESSURE IN HPA 1033.2 1029.8 1029.2 1030.8 1029.0 1025.9 1024.4 1025.8 1030.5 1032.9 1035.3 1034.3 1030.1 MAX. QNH PRESSURE IN HPA 1045.1 1037.1 1036.3 1038.0 1035.2 1030.0 1028.0 1032.1 1038.3 1039.1 1041.3 1041.7 1045.1 DAY 15 18 31 8 20 17 28 18 19 20 7 25 MIN. QNH PRESSURE IN HPA 1025.3 1019.0 1017.8 1022.9 1023.7 1022.0 1021.3 1019.7 1022.8 1025.9 1020.3 1027.7 1017.8 DAY 28 11 3 25 15 30 1 14 10 4 29 24 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1010.8 ****** ****** ****** ****** 1037.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1014.3 ****** ****** ****** ****** 1047.7 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1007.8 ****** ****** ****** ****** 1027.4 ****** DAY ** ** ** ** ** ** 10 ** ** ** ** 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.1 864.7 863.9 865.4 863.8 861.2 859.9 860.9 864.8 866.7 868.8 868.2 864.6 MAX. QFE PRESSURE IN HPA 877.3 870.6 870.4 871.7 868.7 865.2 862.7 865.7 871.2 872.3 874.2 873.3 877.3 DAY 15 18 5 4 20 17 28 18 19 20 15 25 MIN. QFE PRESSURE IN HPA 860.1 855.3 854.7 860.2 859.0 858.2 857.3 855.3 858.2 860.7 854.5 861.7 854.5 DAY 5 11 3 24 15 24 1 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1031.9 1029.1 1028.2 1029.9 1028.1 1025.2 1023.6 1024.8 1029.2 1031.4 1033.9 1033.1 1029.0 MAX. QNH PRESSURE IN HPA 1043.6 1035.9 1035.7 1037.2 1033.7 1029.7 1026.8 1030.3 1036.6 1037.9 1040.1 1039.0 1043.6 DAY 15 18 5 4 20 17 28 18 19 20 15 25 MIN. QNH PRESSURE IN HPA 1023.8 1018.3 1017.6 1023.9 1022.6 1021.6 1020.6 1018.3 1021.6 1024.5 1017.4 1025.7 1017.4 DAY 5 11 3 24 15 24 1 15 10 4 29 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 866.2 863.6 862.6 864.1 862.4 860.3 858.8 859.8 863.4 865.5 868.0 867.3 863.5 MAX. QFE PRESSURE IN HPA 875.8 869.5 868.6 871.0 866.7 864.0 861.6 865.0 870.2 871.6 873.0 872.1 875.8 DAY 15 17 5 5 20 17 26 18 18 20 15 25 MIN. QFE PRESSURE IN HPA 858.7 854.3 854.6 858.1 858.2 857.3 856.1 853.9 857.0 859.0 856.7 859.0 853.9 DAY 5 11 2 24 14 24 17 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1030.9 1027.9 1026.7 1028.5 1026.5 1024.1 1022.4 1023.5 1027.7 1030.1 1032.9 1032.1 1027.8 MAX. QNH PRESSURE IN HPA 1041.9 1034.7 1033.6 1036.4 1031.4 1028.3 1025.6 1029.5 1035.5 1037.1 1038.7 1037.6 1041.9 DAY 15 17 5 5 20 17 26 18 18 20 15 25 MIN. QNH PRESSURE IN HPA 1022.2 1017.1 1017.5 1021.5 1021.6 1020.6 1019.2 1016.7 1020.3 1022.6 1019.9 1022.6 1016.7 DAY 5 11 2 24 14 24 17 15 10 4 29 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.6 863.9 862.9 864.2 862.5 860.3 858.9 860.1 863.7 865.9 868.2 867.6 863.7 MAX. QFE PRESSURE IN HPA 876.2 869.6 869.1 871.3 866.6 864.1 861.8 864.3 870.6 872.3 873.3 872.4 876.2 DAY 15 17 31 4 20 17 28 18 18 20 14 25 MIN. QFE PRESSURE IN HPA 859.3 854.7 854.2 858.0 858.2 857.1 856.2 853.9 856.8 858.8 855.9 858.8 853.9 DAY 5 11 2 24 14 24 5 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1031.3 1028.2 1027.1 1028.6 1026.5 1024.1 1022.4 1023.8 1028.0 1030.5 1033.2 1032.4 1028.0 MAX. QNH PRESSURE IN HPA 1042.4 1034.8 1034.2 1036.7 1031.3 1028.4 1025.8 1028.7 1035.9 1037.9 1039.0 1038.0 1042.4 DAY 15 17 31 4 20 17 28 18 18 20 14 25 MIN. QNH PRESSURE IN HPA 1022.9 1017.6 1017.0 1021.4 1021.6 1020.4 1019.3 1016.7 1020.0 1022.3 1019.0 1022.3 1016.7 DAY 5 11 2 24 14 24 5 15 10 4 29 23 MEAN QFF PRESSURE IN HPA 1035.8 1031.2 1026.4 1024.2 1018.2 1012.6 1009.7 1012.8 1019.8 1027.3 1034.6 1035.8 1024.0 MAX. QFF PRESSURE IN HPA 1051.6 1040.5 1037.9 1037.0 1026.6 1016.9 1012.9 1019.8 1028.6 1039.2 1044.3 1044.3 1051.6 DAY 15 14 5 4 5 17 26 18 29 20 15 25 MIN. QFF PRESSURE IN HPA 1024.0 1018.4 1013.6 1014.3 1013.3 1008.3 1005.7 1004.3 1010.1 1015.5 1018.5 1022.5 1004.3 DAY 5 11 2 15 14 24 4 15 10 4 29 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 860.1 ****** ****** ****** ****** 868.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 863.5 ****** ****** ****** ****** 873.1 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 857.5 ****** ****** ****** ****** 859.9 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1023.9 ****** ****** ****** ****** 1033.5 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1027.7 ****** ****** ****** ****** 1038.8 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1020.8 ****** ****** ****** ****** 1023.6 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1010.3 ****** ****** ****** ****** 1036.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1015.1 ****** ****** ****** ****** 1044.9 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** 1006.0 ****** ****** ****** ****** 1023.1 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.3 1.5 4.8 14.2 21.9 26.8 29.8 27.8 23.9 16.2 7.1 2.9 15.1 MINIMUN AIR TEMPERATURE (C) -1.3 -3.9 -0.8 7.4 12.8 16.4 20.1 17.4 12.8 7.1 -1.9 -2.5 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 12 5 0 0 0 0 17 DAYS WITH MINIMUM TEMP. <=-4 5 13 8 0 0 0 0 0 0 0 12 12 50 DAYS WITH FREEZING MIN.<= 0 24 23 21 2 0 0 0 0 0 0 21 26 117 TEMPERATURE RECORDS LOWEST(C) -8.0 -18.0 -10.0 -2.0 8.0 13.0 17.0 12.0 7.0 2.0 -8.0 -8.0 -18.0 DAY 4 26 13 4 2 16 8 20 17 20 15 22 MAXIMUM AIR TEMPERATURE (C) 9.9 6.6 9.8 19.7 27.6 32.9 35.9 34.4 31.5 23.6 15.3 8.6 21.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 29 31 31 21 0 0 0 120 DAYS WITH MAXIMUM TEMP. <= 0 0 2 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 17.0 17.0 18.0 29.0 33.0 37.0 40.0 37.0 36.0 28.0 23.0 16.0 40.0 DAY 22 11 21 20 21 3 4 4 4 13 5 16 DIF. BETWEEN (MAX.-MIN.) (C) 11.2 10.5 10.6 12.3 14.8 16.5 15.8 17.0 18.7 16.5 17.2 11.1 14.3 MEAN DAILY TEMP. (MDT) (C) 4.3 1.3 4.5 13.6 20.2 24.6 28.0 25.9 22.2 15.4 6.7 3.1 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 20.5 109.5 217.5 151.5 53.0 0.0 0.0 0.0 553.0 HEATING DEG. DAYS(BASE 18 0C) 424.5 483.0 419.5 145.5 7.5 0.0 0.0 0.0 1.5 86.0 340.0 463.0 2370.5 DEWPOINT (MEAN C) -0.7 -3.8 -0.4 6.4 7.7 6.6 8.2 2.9 3.8 3.6 -4.6 -2.4 2.3 MIXING RATIO (G/KG) 4.32 3.67 4.51 7.19 7.82 7.22 8.11 5.61 5.98 5.81 3.42 3.76 5.62 VAPOUR PRESSURE (HPA) 5.96 5.05 6.21 9.87 10.72 9.89 11.04 7.70 8.23 8.02 4.76 5.22 7.72 SATURATION DEF. (HPA) 2.75 2.26 2.81 7.49 16.58 26.53 32.27 31.02 23.44 11.78 6.39 2.66 13.83 RELATIVE HUMIDITY (MEAN %) 72 70 73 62 43 30 28 22 29 46 47 71 49 RELATIVE HUMIDITY (MAX. %) 89 87 89 85 66 47 43 36 46 67 67 88 68 RELATIVE HUMIDITY (MIN. %) 55 54 58 45 29 20 20 14 19 30 30 53 36 RELATIVE HUMIDITY (MEAN% 03UTC) 87 84 88 82 65 46 43 36 46 65 66 86 66 RELATIVE HUMIDITY (MEAN% 09UTC) 62 61 63 50 32 22 21 16 21 33 31 56 39 RELATIVE HUMIDITY (MEAN% 15UTC) 69 66 68 58 37 26 24 18 26 46 51 72 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 29.1 77.9 92.7 84.4 13.9 0.0 0.0 0.0 0.0 21.0 2.0 50.9 371.9 DAYS WITH PRECIPITATION >=10 1 3 4 3 0 0 0 0 0 1 0 1 13 DAYS WITH PRECIPITATION >= 5 2 5 7 6 2 0 0 0 0 2 0 4 28 DAYS WITH PRECIPITATION >= 1 6 10 11 9 3 0 0 0 0 4 1 6 50 DAYS WITH PRECIPITATION 11 12 14 11 7 0 0 0 0 4 2 11 72 GREATEST DAILY PRECIPITATION 14.0 19.4 19.0 32.5 6.0 0.0 0.0 0.0 0.0 11.0 2.0 26.0 32.5 DAY 23 1 22 23 19 ** ** ** ** 31 30 31 DAY WITH THUNDER STORM 1 0 0 5 4 2 0 0 0 0 0 0 12 DAYS WITH SNOW OR SLEET 2 7 4 0 0 0 0 0 0 0 2 5 20 DAYS WITH DUST 0 0 0 1 1 0 7 11 2 3 0 0 25 WIND DIRECTION (PREVAILING) 180 90 90 90 90 90 90 45 90 90 45 45 90 PREVAILING WIND SPEED(KNOTS) 6.5 5.9 8.1 8.1 7.3 8.9 9.3 8.5 7.1 7.7 6.3 5.8 8.2 PREVAILING WIND PERCENT 3.2 4.6 12.9 12.2 26.3 37.8 43.0 40.9 21.1 11.8 7.8 4.3 16.9 CALMS PERCENT OF WIND 87.1 74.7 68.3 61.7 39.2 32.2 22.0 29.6 52.2 55.4 82.2 84.4 57.3 NO. OF WIND OBSERVATION 186 174 186 180 186 180 186 186 180 186 180 186 2196 VECTOR WIND DIRECTION (MEAN) 201 89 78 94 70 75 69 57 81 99 66 69 71 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.1 1.2 0.6 2.0 4.9 6.6 5.3 2.3 0.9 0.7 0.4 2.1 WIND STEADINESES (MEAN %) 22.2 6.3 46.2 20.7 44.4 87.5 91.7 89.8 71.9 33.3 70.0 50.0 65.6 WIND SPEED (MEAN KNOTS) 0.9 1.6 2.6 2.9 4.5 5.6 7.2 5.9 3.2 2.7 1.0 0.8 3.2 FASTEST WIND DIRECTION 310 280 60 210 80 70 60 60 90 90 70 70 60 FASTEST WIND SPEED (KNOTS) 16 12 40 12 15 20 18 20 14 18 10 8 40 DAY 25 7 8 1 7 18 5 1 2 4 6 6 DAYS WITH SKY CLEAR (0-2)/8 12 9 4 4 10 29 25 31 29 20 27 9 209 DAYS WITH P.CLOUDY (3-6)/8 9 7 12 16 20 1 6 0 1 10 1 13 96 DAYS WITH CLOUDY (7-8)/8 10 13 15 10 1 0 0 0 0 1 2 9 61 DAYS WITH VISIBILITY =< 2 KM 1 6 7 0 0 1 0 1 0 3 0 7 26 DURATION OF SUNSHINE HOURS 145.4 107.9 139.6 197.7 312.5 340.3 336.5 ****** 294.0 220.1 243.0 145.4 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.9 864.3 863.9 864.0 863.2 862.3 858.6 860.9 864.7 866.3 870.2 868.6 864.3 MAX. QFE PRESSURE IN HPA 870.7 874.1 870.4 869.6 867.1 866.7 862.9 864.0 870.9 874.4 877.3 876.2 877.3 DAY-HOUR 27- 6 21- 6 5- 6 4- 6 2- 6 21- 6 6-18 27- 6 11- 6 31- 6 12-18 16- 6 MIN. QFE PRESSURE IN HPA 858.2 854.6 856.4 859.7 856.8 858.1 853.6 857.6 860.7 860.0 856.6 861.0 853.6 DAY-HOUR 12-12 11-12 14-12 8-12 7-15 6-12 19-15 30-15 3-12 18-12 29-12 11- 3 MEAN QNH PRESSURE IN HPA 1029.4 1028.7 1028.1 1028.4 1027.4 1026.4 1022.1 1024.8 1029.2 1031.0 1035.5 1033.6 1028.7 MAX. QNH PRESSURE IN HPA 1036.0 1040.0 1035.7 1034.8 1031.9 1031.4 1027.1 1028.3 1036.3 1040.3 1043.6 1042.4 1043.6 DAY-HOUR 27- 6 21- 6 5- 6 4- 6 2- 6 21- 6 6-18 27- 6 11- 6 31- 6 12-18 16- 6 MIN. QNH PRESSURE IN HPA 1021.6 1017.5 1019.6 1023.4 1020.0 1021.5 1016.3 1020.9 1024.5 1023.7 1019.8 1024.9 1016.3 DAY-HOUR 12-12 11-12 14-12 8-12 7-15 6-12 19-15 30-15 3-12 18-12 29-12 11- 3 MEAN QFF PRESSURE IN HPA 1032.0 ****** 1030.1 1024.4 1019.0 1015.4 1009.3 1013.6 1020.4 1026.6 1037.6 1037.5 ****** MAX. QFF PRESSURE IN HPA 1039.5 ****** 1040.1 1037.4 1026.4 1020.8 1015.8 1019.2 1027.9 1042.1 1048.2 1044.2 ****** DAY-HOUR 1-18 **-** 28- 3 4- 3 2- 3 21- 6 7- 3 27- 3 13- 6 31-15 13- 3 13- 6 MIN. QFF PRESSURE IN HPA 1024.0 ****** 1015.5 1015.3 1010.8 1010.3 1002.8 1009.8 1014.2 1018.0 1019.5 1025.5 ****** DAY-HOUR 31-15 **-** 22- 3 22- 3 21-15 30-15 19-18 11-15 2-18 17-18 29- 3 11- 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 865.0 864.4 863.9 864.3 864.0 863.2 859.3 861.6 865.5 866.7 870.7 868.7 864.8 MAX. QFE PRESSURE IN HPA 870.0 873.2 869.9 869.4 866.9 866.1 862.8 863.6 870.0 873.3 876.7 874.9 876.7 DAY 27 21 5 4 2 21 7 27 11 31 12 16 MIN. QFE PRESSURE IN HPA 859.1 855.0 856.6 860.4 860.0 859.8 856.6 859.0 861.9 861.9 858.0 861.0 855.0 DAY 7 11 22 22 28 6 20 31 19 18 29 11 MEAN QNH PRESSURE IN HPA 1029.5 1028.7 1028.2 1028.7 1028.3 1027.4 1022.9 1025.5 1030.0 1031.5 1036.1 1033.7 1029.2 MAX. QNH PRESSURE IN HPA 1035.2 1038.9 1035.1 1034.5 1031.7 1030.7 1026.9 1027.9 1035.2 1039.0 1042.9 1040.9 1042.9 DAY 27 21 5 4 2 21 7 27 11 31 12 16 MIN. QNH PRESSURE IN HPA 1022.7 1018.0 1019.8 1024.2 1023.7 1023.5 1019.8 1022.6 1025.9 1025.9 1021.4 1024.9 1018.0 DAY 7 11 22 22 28 6 20 31 19 18 29 11 MEAN QFF PRESSURE IN HPA 1032.0 1032.9 1030.3 1024.9 1020.0 1016.4 1010.2 1014.5 1021.6 1027.2 1038.6 1037.5 1025.5 MAX. QFF PRESSURE IN HPA 1038.4 1047.1 1040.1 1037.4 1026.4 1020.7 1015.8 1019.2 1027.7 1039.8 1048.2 1043.4 1048.2 DAY 27 21 28 4 2 15 7 27 13 31 13 13 MIN. QFF PRESSURE IN HPA 1024.2 1015.1 1015.5 1015.3 1013.0 1011.2 1005.9 1010.8 1016.5 1019.6 1019.5 1025.5 1005.9 DAY 7 11 22 22 22 18 4 1 5 18 29 11 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.0 865.3 864.8 865.0 864.2 863.3 859.3 861.7 865.9 867.3 871.1 869.7 865.3 MAX. QFE PRESSURE IN HPA 870.7 874.1 870.4 869.6 867.1 866.7 862.7 864.0 870.9 874.4 877.1 876.2 877.1 DAY 27 21 5 4 2 21 6 27 11 31 14 16 MIN. QFE PRESSURE IN HPA 860.5 856.4 857.0 860.7 860.0 859.9 856.4 859.5 862.5 862.4 858.2 862.2 856.4 DAY 13 11 22 22 28 6 4 31 19 18 29 11 MEAN QNH PRESSURE IN HPA 1030.6 1029.8 1029.2 1029.5 1028.6 1027.5 1022.9 1025.7 1030.5 1032.1 1036.5 1034.9 1029.8 MAX. QNH PRESSURE IN HPA 1036.0 1040.0 1035.7 1034.8 1031.9 1031.4 1026.8 1028.3 1036.3 1040.3 1043.4 1042.4 1043.4 DAY 27 21 5 4 2 21 6 27 11 31 14 16 MIN. QNH PRESSURE IN HPA 1024.3 1019.6 1020.3 1024.5 1023.7 1023.6 1019.6 1023.1 1026.6 1026.5 1021.6 1026.2 1019.6 DAY 13 11 22 22 28 6 4 31 19 18 29 11 MEAN QFF PRESSURE IN HPA 1033.1 1033.8 1030.9 1024.8 1019.7 1016.0 1009.5 1013.6 1020.8 1026.9 1037.5 1038.2 1025.4 MAX. QFF PRESSURE IN HPA 1039.4 1046.6 1039.8 1037.0 1025.6 1020.8 1015.1 1018.2 1027.9 1041.3 1047.5 1044.2 1047.5 DAY 27 21 28 4 1 21 7 27 13 31 14 13 MIN. QFF PRESSURE IN HPA 1025.6 1017.0 1016.8 1016.4 1013.5 1011.7 1004.5 1010.6 1014.8 1019.1 1020.2 1026.3 1004.5 DAY 31 11 22 22 21 3 4 2 3 18 29 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 864.9 864.6 864.2 864.2 863.4 862.4 858.5 860.8 864.8 866.2 869.9 868.5 864.4 MAX. QFE PRESSURE IN HPA 869.5 873.2 869.6 868.9 866.5 865.6 862.2 862.8 869.9 873.9 875.9 875.3 875.9 DAY 1 21 27 4 1 26 6 26 11 31 14 16 MIN. QFE PRESSURE IN HPA 859.1 856.3 857.2 860.1 858.7 859.3 855.5 858.5 861.6 861.2 857.0 861.2 855.5 DAY 12 11 22 9 7 6 19 31 2 18 29 31 MEAN QNH PRESSURE IN HPA 1029.4 1029.0 1028.5 1028.5 1027.6 1026.5 1022.0 1024.7 1029.2 1030.8 1035.1 1033.5 1028.7 MAX. QNH PRESSURE IN HPA 1034.7 1038.9 1034.8 1034.0 1031.2 1030.2 1026.2 1026.9 1035.1 1039.7 1042.0 1041.3 1042.0 DAY 1 21 27 4 1 26 6 26 11 31 14 16 MIN. QNH PRESSURE IN HPA 1022.7 1019.4 1020.5 1023.8 1022.2 1022.9 1018.5 1022.0 1025.6 1025.1 1020.3 1025.1 1018.5 DAY 12 11 22 9 7 6 19 31 2 18 29 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 864.0 863.4 863.0 863.0 862.2 861.2 857.7 859.9 863.5 865.2 869.1 867.7 863.3 MAX. QFE PRESSURE IN HPA 868.9 871.6 868.4 868.2 865.1 864.5 861.5 862.3 867.9 873.1 875.8 874.3 875.8 DAY 1 21 27 4 1 26 6 14 11 31 12 16 MIN. QFE PRESSURE IN HPA 858.2 854.6 856.4 859.7 857.3 858.1 854.1 857.6 860.7 860.0 856.6 861.1 854.1 DAY 12 11 14 8 7 6 19 31 3 18 29 31 MEAN QNH PRESSURE IN HPA 1028.3 1027.7 1027.1 1027.2 1026.2 1025.2 1021.1 1023.6 1027.7 1029.7 1034.2 1032.6 1027.5 MAX. QNH PRESSURE IN HPA 1034.0 1037.1 1033.4 1033.2 1029.6 1028.9 1025.4 1026.4 1032.8 1038.8 1041.9 1040.2 1041.9 DAY 1 21 27 4 1 26 6 14 11 31 12 16 MIN. QNH PRESSURE IN HPA 1021.6 1017.5 1019.6 1023.4 1020.6 1021.5 1016.9 1020.9 1024.5 1023.7 1019.8 1025.0 1016.9 DAY 12 11 14 8 7 6 19 31 3 18 29 31 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 864.4 863.7 863.3 863.4 862.2 861.4 857.9 860.2 863.7 865.7 869.8 868.3 863.7 MAX. QFE PRESSURE IN HPA 869.6 871.8 868.5 868.6 865.7 864.7 861.7 862.7 868.2 874.0 876.2 874.7 876.2 DAY 1 21 4 4 2 26 6 14 11 31 12 16 MIN. QFE PRESSURE IN HPA 858.8 855.6 857.1 859.9 856.8 858.6 853.6 857.6 860.8 861.0 858.5 862.0 853.6 DAY 12 11 14 9 7 6 19 30 4 17 29 31 MEAN QNH PRESSURE IN HPA 1028.8 1027.9 1027.5 1027.6 1026.2 1025.3 1021.2 1023.9 1028.0 1030.3 1035.0 1033.2 1027.9 MAX. QNH PRESSURE IN HPA 1034.8 1037.3 1033.5 1033.6 1030.3 1029.1 1025.7 1026.8 1033.2 1039.8 1042.4 1040.6 1042.4 DAY 1 21 4 4 2 26 6 14 11 31 12 16 MIN. QNH PRESSURE IN HPA 1022.3 1018.6 1020.4 1023.6 1020.0 1022.1 1016.3 1020.9 1024.6 1024.9 1022.0 1026.0 1016.3 DAY 12 11 14 9 7 6 19 30 4 17 29 31 MEAN QFF PRESSURE IN HPA 1031.1 1032.0 1029.3 1023.7 1017.8 1014.3 1008.6 1013.0 1019.5 1026.1 1037.4 1036.9 1024.1 MAX. QFF PRESSURE IN HPA 1038.8 1044.2 1038.3 1036.7 1025.0 1017.7 1014.2 1017.6 1026.3 1042.1 1047.6 1042.4 1047.6 DAY 1 21 27 4 2 20 6 26 13 31 12 13 MIN. QFF PRESSURE IN HPA 1024.0 1015.8 1018.9 1015.9 1010.8 1010.3 1002.9 1009.8 1014.4 1018.7 1022.6 1028.4 1002.9 DAY 31 11 22 21 21 30 19 11 4 17 28 31 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 865.2 864.6 864.1 864.4 863.4 862.5 858.9 861.4 865.1 866.8 870.6 868.9 864.7 MAX. QFE PRESSURE IN HPA 870.1 872.8 869.7 869.5 866.9 865.9 862.9 863.5 869.1 874.1 877.3 874.6 877.3 DAY 1 21 4 3 2 26 6 26 12 31 12 13 MIN. QFE PRESSURE IN HPA 859.2 857.0 857.1 861.0 858.6 859.2 853.6 858.6 862.1 861.7 860.3 862.7 853.6 DAY 12 10 11 8 7 10 19 30 2 17 29 31 MEAN QNH PRESSURE IN HPA 1029.7 1029.0 1028.4 1028.8 1027.6 1026.6 1022.4 1025.3 1029.6 1031.5 1035.9 1034.0 1029.1 MAX. QNH PRESSURE IN HPA 1035.3 1038.5 1034.9 1034.7 1031.7 1030.5 1027.1 1027.7 1034.2 1040.0 1043.6 1040.5 1043.6 DAY 1 21 4 3 2 26 6 26 12 31 12 13 MIN. QNH PRESSURE IN HPA 1022.8 1020.3 1020.4 1024.9 1022.1 1022.8 1016.3 1022.1 1026.1 1025.7 1024.1 1026.8 1016.3 DAY 12 10 11 8 7 10 19 30 2 17 29 31 MEAN QFF PRESSURE IN HPA 1032.0 1033.0 1029.9 1024.2 1018.6 1015.1 1009.0 1013.3 1019.9 1026.5 1036.9 1037.2 1024.6 MAX. QFF PRESSURE IN HPA 1039.5 1045.3 1038.5 1036.6 1025.5 1019.0 1015.3 1017.2 1026.0 1041.6 1047.7 1043.4 1047.7 DAY 1 21 28 3 2 14 6 26 13 31 12 21 MIN. QFF PRESSURE IN HPA 1024.6 1017.9 1019.7 1016.9 1010.8 1010.4 1002.8 1009.9 1014.2 1018.0 1022.5 1028.1 1002.8 DAY 12 10 21 21 21 30 19 10 2 17 28 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.7 4.6 13.0 14.9 20.6 27.6 27.8 25.2 20.4 14.9 8.7 4.2 14.8 MINIMUN AIR TEMPERATURE (C) -8.9 -3.5 5.5 8.7 13.1 18.5 20.2 16.9 11.4 8.2 2.3 -0.9 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 11 2 0 0 0 0 19 DAYS WITH MINIMUM TEMP. <=-4 22 12 0 0 0 0 0 0 0 0 1 6 41 DAYS WITH FREEZING MIN.<= 0 31 26 3 0 0 0 0 0 0 2 8 21 91 TEMPERATURE RECORDS LOWEST(C) -20.0 -13.0 0.0 5.0 7.0 14.0 16.0 11.0 7.0 -1.0 -4.0 -6.0 -20.0 DAY 26 3 1 3 3 1 27 31 8 24 29 26 MAXIMUM AIR TEMPERATURE (C) 1.4 11.9 22.1 22.4 28.8 35.5 35.7 34.1 30.2 23.2 16.8 11.0 22.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 1 15 30 31 30 19 3 0 0 130 DAYS WITH MAXIMUM TEMP. <= 0 9 0 0 0 0 0 0 0 0 0 0 0 9 TEMPERATURE RECORDS HIGHEST(C) 7.0 20.0 30.0 30.0 33.0 40.0 40.0 39.0 34.0 31.0 21.0 20.0 40.0 DAY 1 19 20 15 21 20 12 17 26 5 12 5 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 15.4 16.6 13.7 15.7 17.0 15.5 17.2 18.8 15.0 14.5 11.9 15.2 MEAN DAILY TEMP. (MDT) (C) -3.7 4.2 13.8 15.6 21.0 27.0 28.0 25.5 20.8 15.7 9.6 5.1 15.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 25.5 180.5 215.5 139.5 15.0 1.0 0.0 0.0 577.0 HEATING DEG. DAYS(BASE 18 0C) 674.0 386.5 135.0 83.5 4.0 0.0 0.0 0.0 1.0 89.0 253.0 401.0 2027.0 DEWPOINT (MEAN C) -7.2 -2.9 1.1 5.4 6.6 8.2 6.7 6.2 2.6 5.1 2.6 -1.1 2.8 MIXING RATIO (G/KG) 2.75 3.68 4.97 6.66 7.28 8.12 7.40 7.05 5.49 6.46 5.46 4.19 5.79 VAPOUR PRESSURE (HPA) 3.80 5.11 6.87 9.13 9.99 11.07 10.08 9.65 7.58 8.92 7.55 5.80 7.96 SATURATION DEF. (HPA) 1.09 4.14 11.13 10.74 18.38 31.42 32.80 28.30 23.38 12.43 6.18 3.95 15.33 RELATIVE HUMIDITY (MEAN %) 78 62 44 52 38 29 25 28 28 50 59 65 47 RELATIVE HUMIDITY (MAX. %) 90 85 72 76 60 46 38 46 46 70 83 84 66 RELATIVE HUMIDITY (MIN. %) 64 42 25 35 26 19 18 19 18 37 42 48 33 RELATIVE HUMIDITY (MEAN% 03UTC) 87 83 69 73 58 45 37 45 46 69 83 82 65 RELATIVE HUMIDITY (MEAN% 09UTC) 68 47 30 39 28 21 19 20 20 40 45 52 36 RELATIVE HUMIDITY (MEAN% 15UTC) 81 62 37 49 34 24 23 23 25 49 59 68 45 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 75.4 20.5 6.7 44.3 21.6 0.3 0.0 0.0 0.0 17.0 5.1 41.4 232.3 DAYS WITH PRECIPITATION >=10 3 0 0 1 1 0 0 0 0 0 0 2 7 DAYS WITH PRECIPITATION >= 5 6 2 0 3 1 0 0 0 0 1 0 3 16 DAYS WITH PRECIPITATION >= 1 9 4 3 7 4 0 0 0 0 4 3 4 38 DAYS WITH PRECIPITATION 17 5 7 9 6 1 0 0 0 4 3 5 57 GREATEST DAILY PRECIPITATION 24.0 9.0 3.0 22.0 18.0 0.3 0.0 0.0 0.0 9.0 2.0 21.0 24.0 DAY 8 8 6 8 26 4 ** ** ** 26 1 23 DAY WITH THUNDER STORM 0 0 0 1 2 0 0 0 0 0 0 1 4 DAYS WITH SNOW OR SLEET 13 1 0 0 0 0 0 0 0 0 0 0 14 DAYS WITH DUST 0 0 0 0 1 1 1 2 1 4 0 0 10 WIND DIRECTION (PREVAILING) 45 315 90 90 90 90 90 45 45 90 180 45 90 PREVAILING WIND SPEED(KNOTS) 5.8 3.7 7.5 7.5 6.3 7.8 8.9 8.1 7.1 9.0 5.7 8.2 8.0 PREVAILING WIND PERCENT 12.4 7.7 12.9 12.8 18.8 30.0 40.3 31.7 22.0 13.5 4.7 3.9 16.2 CALMS PERCENT OF WIND 76.9 72.0 56.5 56.1 47.8 35.6 16.7 31.2 48.7 62.6 80.0 82.6 54.6 NO. OF WIND OBSERVATION 186 168 186 180 186 180 186 186 150 155 150 155 2068 VECTOR WIND DIRECTION (MEAN) 40 348 84 112 61 69 69 63 69 85 159 128 68 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.6 1.1 0.8 1.8 3.8 6.8 5.1 3.0 1.5 0.1 0.2 2.0 WIND STEADINESES (MEAN %) 64.3 42.9 37.9 27.6 52.9 80.9 93.2 87.9 78.9 53.6 8.3 16.7 62.5 WIND SPEED (MEAN KNOTS) 1.4 1.4 2.9 2.9 3.4 4.7 7.3 5.8 3.8 2.8 1.2 1.2 3.2 FASTEST WIND DIRECTION 150 20 90 80 340 70 70 60 90 80 60 250 70 FASTEST WIND SPEED (KNOTS) 10 15 18 12 15 18 20 18 15 16 10 15 20 DAY 7 22 23 1 7 27 5 13 2 6 8 10 DAYS WITH SKY CLEAR (0-2)/8 8 15 10 10 13 29 31 30 30 17 16 9 218 DAYS WITH P.CLOUDY (3-6)/8 3 9 16 8 18 1 0 1 0 9 10 17 92 DAYS WITH CLOUDY (7-8)/8 20 4 5 12 0 0 0 0 0 5 4 5 55 DAYS WITH VISIBILITY =< 2 KM 11 1 1 0 1 0 0 0 0 6 0 3 23 DURATION OF SUNSHINE HOURS 100.8 208.5 215.2 208.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.9 868.3 867.3 862.8 863.5 860.2 858.3 861.4 865.9 867.5 867.4 867.1 864.6 MAX. QFE PRESSURE IN HPA 874.2 874.7 877.8 868.1 868.7 866.2 862.8 866.7 872.4 874.0 873.9 875.4 877.8 DAY-HOUR 5-18 16- 6 10- 3 1- 6 29- 3 6- 3 13- 6 23- 6 30- 6 24- 6 27- 6 13- 6 MIN. QFE PRESSURE IN HPA 857.9 858.2 859.1 855.5 856.7 854.4 853.5 852.8 861.1 861.1 859.1 859.7 852.8 DAY-HOUR 7-18 7-12 27-12 8-12 17-12 22-12 2-15 17-15 8-12 5-12 17-15 23-12 MEAN QNH PRESSURE IN HPA 1030.5 1033.2 1032.1 1026.9 1027.7 1023.9 1021.8 1025.3 1030.6 1032.4 1032.3 1031.9 1029.1 MAX. QNH PRESSURE IN HPA 1040.1 1040.6 1044.2 1033.0 1033.7 1030.9 1026.9 1031.4 1038.0 1039.8 1039.7 1041.4 1044.2 DAY-HOUR 5-18 16- 6 10- 3 1- 6 29- 3 6- 3 13- 6 23- 6 30- 6 24- 6 27- 6 13- 6 MIN. QNH PRESSURE IN HPA 1021.3 1021.6 1022.7 1018.5 1019.9 1017.3 1016.2 1015.4 1025.0 1025.0 1022.7 1023.4 1015.4 DAY-HOUR 7-18 7-12 27-12 8-12 17-12 22-12 2-15 17-15 8-12 5-12 17-15 23-12 MEAN QFF PRESSURE IN HPA 1038.6 ****** 1028.8 1021.7 1019.1 1011.4 1009.1 1014.3 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1051.7 ****** 1043.8 1030.0 1026.9 1019.8 1014.2 1020.8 ****** ****** ****** ****** ****** DAY-HOUR 11- 6 **-** 10- 3 2- 3 2- 3 6- 3 19- 3 31- 6 **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA 1023.4 ****** 1019.2 1010.3 1009.5 1002.6 1002.5 1002.3 ****** ****** ****** ****** ****** DAY-HOUR 7-18 **-** 30-15 25-15 17-15 23-15 10-15 17-15 **-** **-** **-** **-** 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 865.6 868.2 867.8 863.2 864.4 861.2 859.1 862.2 866.7 868.0 867.8 867.2 865.1 MAX. QFE PRESSURE IN HPA 872.5 873.3 877.8 867.3 868.7 866.2 862.5 866.1 871.0 873.0 872.9 874.4 877.8 DAY 5 16 10 30 29 6 20 23 30 24 8 13 MIN. QFE PRESSURE IN HPA 858.3 859.8 862.8 856.1 859.6 855.1 855.3 856.0 862.9 862.5 859.8 861.5 855.1 DAY 9 7 27 8 18 24 2 18 16 26 18 24 MEAN QNH PRESSURE IN HPA 1030.1 1033.2 1032.7 1027.4 1028.8 1025.0 1022.6 1026.2 1031.4 1032.9 1032.7 1032.0 1029.6 MAX. QNH PRESSURE IN HPA 1038.1 1039.0 1044.2 1032.1 1033.7 1030.9 1026.6 1030.7 1036.4 1038.7 1038.6 1040.3 1044.2 DAY 5 16 10 30 29 6 20 23 30 24 8 13 MIN. QNH PRESSURE IN HPA 1021.8 1023.5 1026.9 1019.2 1023.3 1018.1 1018.3 1019.1 1027.1 1026.6 1023.5 1025.4 1018.1 DAY 9 7 27 8 18 24 2 18 16 26 18 24 MEAN QFF PRESSURE IN HPA 1038.2 1036.5 1029.3 1022.3 1020.3 1012.6 1010.0 1015.3 1023.8 1028.4 1032.2 1034.2 1025.3 MAX. QFF PRESSURE IN HPA 1050.7 1044.2 1043.8 1030.0 1026.9 1019.8 1014.2 1020.5 1029.5 1041.7 1040.1 1042.9 1050.7 DAY 11 4 10 2 2 6 19 31 30 24 27 13 MIN. QFF PRESSURE IN HPA 1024.8 1023.0 1019.9 1012.7 1013.7 1003.6 1005.7 1005.9 1019.9 1019.9 1022.3 1025.4 1003.6 DAY 8 25 27 25 18 24 28 18 16 5 18 23 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.7 869.2 868.5 863.8 864.5 861.2 859.1 862.4 867.1 868.8 868.7 868.3 865.7 MAX. QFE PRESSURE IN HPA 874.1 874.7 877.5 868.1 868.3 865.8 862.8 866.7 872.4 874.0 873.9 875.4 877.5 DAY 5 16 10 1 2 6 13 23 30 24 27 13 MIN. QFE PRESSURE IN HPA 859.7 860.2 862.8 856.5 859.9 856.0 855.2 856.4 863.6 863.5 860.9 861.8 855.2 DAY 9 25 27 8 17 23 2 18 16 26 18 10 MEAN QNH PRESSURE IN HPA 1031.5 1034.3 1033.5 1028.1 1028.9 1025.1 1022.7 1026.5 1031.9 1033.8 1033.7 1033.3 1030.3 MAX. QNH PRESSURE IN HPA 1040.0 1040.6 1043.9 1033.0 1033.3 1030.4 1026.9 1031.4 1038.0 1039.8 1039.7 1041.4 1043.9 DAY 5 16 10 1 2 6 13 23 30 24 27 13 MIN. QNH PRESSURE IN HPA 1023.4 1023.9 1026.9 1019.7 1023.6 1019.1 1018.2 1019.6 1027.9 1027.7 1024.7 1025.8 1018.2 DAY 9 25 27 8 17 23 2 18 16 26 18 10 MEAN QFF PRESSURE IN HPA 1039.0 1037.1 1029.6 1022.2 1019.7 1011.9 1009.5 1014.6 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1051.7 1044.0 1043.4 1029.7 1026.0 1018.2 1014.0 1020.8 ****** ****** ****** ****** ****** DAY 11 3 10 2 2 6 19 31 ** ** ** ** MIN. QFF PRESSURE IN HPA 1027.9 1022.0 1020.1 1012.0 1012.6 1003.6 1004.8 1004.9 ****** ****** ****** ****** ****** DAY 8 25 27 25 17 23 2 18 ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 865.9 868.6 867.5 863.0 863.6 860.3 858.4 861.5 866.1 867.7 867.2 867.0 864.7 MAX. QFE PRESSURE IN HPA 873.6 874.1 875.7 868.0 867.1 864.4 862.1 865.7 871.7 872.5 873.0 874.3 875.7 DAY 5 15 10 1 2 6 13 23 30 24 27 13 MIN. QFE PRESSURE IN HPA 859.0 858.8 860.8 855.9 858.9 855.5 854.6 856.1 862.4 862.2 859.6 860.4 854.6 DAY 9 7 27 8 17 22 2 18 15 5 17 23 MEAN QNH PRESSURE IN HPA 1030.5 1033.6 1032.3 1027.2 1027.9 1024.0 1021.9 1025.4 1030.7 1032.6 1032.1 1031.8 1029.2 MAX. QNH PRESSURE IN HPA 1039.4 1040.0 1041.8 1032.9 1031.9 1028.8 1026.1 1030.3 1037.2 1038.1 1038.7 1040.2 1041.8 DAY 5 15 10 1 2 6 13 23 30 24 27 13 MIN. QNH PRESSURE IN HPA 1022.6 1022.3 1024.6 1019.0 1022.4 1018.5 1017.5 1019.2 1026.5 1026.2 1023.3 1024.2 1017.5 DAY 9 7 27 8 17 22 2 18 15 5 17 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 865.4 867.5 866.1 861.8 862.3 859.1 857.4 860.2 864.8 866.5 866.4 866.2 863.6 MAX. QFE PRESSURE IN HPA 873.3 872.9 873.4 866.4 866.3 863.7 860.7 864.5 869.9 871.5 871.8 873.1 873.4 DAY 5 16 10 2 29 4 21 23 30 19 27 13 MIN. QFE PRESSURE IN HPA 859.6 858.2 859.1 855.5 856.7 854.4 853.7 854.5 861.1 861.1 859.4 859.7 853.7 DAY 9 7 27 8 17 22 2 17 8 5 17 23 MEAN QNH PRESSURE IN HPA 1029.9 1032.3 1030.7 1025.8 1026.3 1022.7 1020.7 1024.0 1029.3 1031.2 1031.1 1030.9 1027.9 MAX. QNH PRESSURE IN HPA 1039.0 1038.6 1039.1 1031.1 1031.0 1028.0 1024.5 1028.9 1035.1 1037.0 1037.3 1038.8 1039.1 DAY 5 16 10 2 29 4 21 23 30 19 27 13 MIN. QNH PRESSURE IN HPA 1023.3 1021.6 1022.7 1018.5 1019.9 1017.3 1016.5 1017.4 1025.0 1025.0 1023.0 1023.4 1016.5 DAY 9 7 27 8 17 22 2 17 8 5 17 23 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.9 867.7 866.5 862.0 862.2 859.0 857.4 860.4 865.1 866.9 867.0 866.9 863.9 MAX. QFE PRESSURE IN HPA 873.8 873.0 874.3 866.6 866.1 863.3 861.0 864.9 870.3 872.2 872.1 873.3 874.3 DAY 5 16 9 1 29 8 21 23 30 23 27 13 MIN. QFE PRESSURE IN HPA 859.3 858.3 861.0 855.7 856.8 854.6 853.5 852.8 861.3 861.4 859.1 860.2 852.8 DAY 7 7 27 8 17 22 2 17 16 5 17 23 MEAN QNH PRESSURE IN HPA 1030.5 1032.5 1031.1 1026.0 1026.2 1022.6 1020.8 1024.2 1029.6 1031.6 1031.7 1031.6 1028.2 MAX. QNH PRESSURE IN HPA 1039.6 1038.7 1040.2 1031.3 1030.7 1027.5 1024.9 1029.4 1035.6 1037.8 1037.6 1039.0 1040.2 DAY 5 16 9 1 29 8 21 23 30 23 27 13 MIN. QNH PRESSURE IN HPA 1022.9 1021.8 1024.9 1018.8 1020.0 1017.5 1016.2 1015.4 1025.2 1025.3 1022.7 1023.9 1015.4 DAY 7 7 27 8 17 22 2 17 16 5 17 23 MEAN QFF PRESSURE IN HPA 1038.6 1035.6 1027.7 1020.8 1017.6 1010.2 1008.1 1013.3 1021.9 1027.1 1031.0 1033.8 1023.8 MAX. QFF PRESSURE IN HPA 1050.8 1044.3 1039.3 1028.7 1024.0 1016.2 1012.5 1018.8 1029.8 1038.9 1038.9 1043.6 1050.8 DAY 11 3 9 1 2 6 31 23 30 23 27 13 MIN. QFF PRESSURE IN HPA 1025.5 1023.6 1019.2 1010.3 1009.5 1002.6 1002.5 1002.3 1017.5 1017.6 1022.0 1023.7 1002.3 DAY 7 7 30 25 17 23 10 17 12 5 17 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 866.2 868.5 867.7 863.1 863.9 860.3 858.6 861.8 ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 874.2 873.9 876.4 867.6 867.7 864.6 862.5 866.3 ****** ****** ****** ****** ****** DAY 5 16 9 1 29 10 20 23 ** ** ** ** MIN. QFE PRESSURE IN HPA 857.9 859.4 861.9 857.0 860.1 856.3 854.0 855.2 ****** ****** ****** ****** ****** DAY 7 7 27 7 17 22 2 17 ** ** ** ** MEAN QNH PRESSURE IN HPA 1030.9 1033.5 1032.6 1027.3 1028.2 1024.0 1022.1 1025.8 ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1040.1 1039.7 1042.6 1032.5 1032.6 1029.0 1026.6 1031.0 ****** ****** ****** ****** ****** DAY 5 16 9 1 29 10 20 23 ** ** ** ** MIN. QNH PRESSURE IN HPA 1021.3 1023.0 1025.9 1020.3 1023.8 1019.4 1016.8 1018.2 ****** ****** ****** ****** ****** DAY 7 7 27 7 17 22 2 17 ** ** ** ** MEAN QFF PRESSURE IN HPA 1038.5 1036.2 1028.7 1021.4 1019.0 1010.9 1009.0 1014.0 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1050.0 1044.6 1041.5 1029.6 1024.6 1016.6 1013.2 1020.2 ****** ****** ****** ****** ****** DAY 10 3 9 2 29 10 31 31 ** ** ** ** MIN. QFF PRESSURE IN HPA 1023.4 1024.3 1020.1 1012.5 1013.1 1004.0 1003.0 1003.9 ****** ****** ****** ****** ****** DAY 7 7 27 25 17 22 2 17 ** ** ** ** 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.5 3.4 7.7 18.1 23.1 25.4 29.2 24.6 21.6 15.7 5.3 5.1 15.0 MINIMUN AIR TEMPERATURE (C) -4.4 -1.0 1.5 8.2 13.2 16.5 19.9 15.8 11.7 7.1 0.6 0.3 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 15 3 0 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 16 7 2 0 0 0 0 0 0 0 3 4 32 DAYS WITH FREEZING MIN.<= 0 27 19 12 0 0 0 0 0 0 0 16 18 92 TEMPERATURE RECORDS LOWEST(C) -16.0 -9.0 -4.0 3.0 5.0 9.0 15.0 8.0 6.0 3.0 -5.0 -8.0 -16.0 DAY 15 15 1 2 4 10 13 25 29 7 6 25 MAXIMUM AIR TEMPERATURE (C) 7.6 10.1 15.1 23.7 28.7 33.0 34.0 33.7 32.4 25.8 12.9 12.1 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 16 25 29 31 25 1 0 0 128 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 16.0 18.0 23.0 30.0 34.0 40.0 41.0 37.0 36.0 32.0 22.0 19.0 41.0 DAY 4 21 31 30 14 30 2 17 9 1 1 12 DIF. BETWEEN (MAX.-MIN.) (C) 12.0 11.1 13.6 15.5 15.5 16.5 14.1 17.9 20.7 18.7 12.3 11.8 14.9 MEAN DAILY TEMP. (MDT) (C) 1.6 4.6 8.3 15.9 21.0 24.7 26.9 24.7 22.0 16.4 6.8 6.2 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 44.0 114.0 184.0 117.0 43.0 0.0 0.0 0.0 502.0 HEATING DEG. DAYS(BASE 18 0C) 508.5 376.5 301.5 70.5 16.5 0.0 0.0 0.0 0.5 53.0 337.0 365.5 2029.5 DEWPOINT (MEAN C) -3.7 -0.2 1.4 4.3 6.8 7.5 6.5 7.0 7.6 3.7 1.2 1.1 3.6 MIXING RATIO (G/KG) 3.53 4.56 5.02 6.19 7.30 7.77 7.16 7.51 7.87 5.84 4.95 5.02 6.06 VAPOUR PRESSURE (HPA) 4.89 6.29 6.91 8.49 9.99 10.59 9.79 10.26 10.78 8.08 6.85 6.94 8.32 SATURATION DEF. (HPA) 2.67 2.88 5.75 13.58 19.82 28.31 31.89 27.89 22.67 14.77 3.75 3.35 14.78 RELATIVE HUMIDITY (MEAN %) 69 72 60 44 38 30 25 29 35 40 69 71 49 RELATIVE HUMIDITY (MAX. %) 87 89 83 69 60 49 38 44 52 59 87 89 67 RELATIVE HUMIDITY (MIN. %) 53 58 45 30 26 21 19 22 27 26 53 54 36 RELATIVE HUMIDITY (MEAN% 03UTC) 85 88 83 69 60 49 38 43 52 59 85 85 66 RELATIVE HUMIDITY (MEAN% 09UTC) 57 63 49 35 29 22 21 23 28 28 58 58 39 RELATIVE HUMIDITY (MEAN% 15UTC) 73 75 58 37 34 28 24 27 34 43 71 78 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 40.5 99.5 28.4 33.1 7.5 0.0 0.0 0.0 0.0 0.0 38.4 67.2 314.6 DAYS WITH PRECIPITATION >=10 1 4 1 1 0 0 0 0 0 0 1 3 11 DAYS WITH PRECIPITATION >= 5 4 4 1 3 0 0 0 0 0 0 3 3 18 DAYS WITH PRECIPITATION >= 1 8 10 8 5 2 0 0 0 0 0 9 8 50 DAYS WITH PRECIPITATION 11 10 10 6 3 0 0 0 0 0 10 9 59 GREATEST DAILY PRECIPITATION 10.0 37.0 13.0 16.0 4.0 0.0 0.0 0.0 0.0 0.0 13.0 20.0 37.0 DAY 11 26 7 15 21 ** ** ** ** ** 10 3 DAY WITH THUNDER STORM 0 2 0 1 0 0 0 0 0 0 2 0 5 DAYS WITH SNOW OR SLEET 6 4 0 0 0 0 0 0 0 0 1 1 12 DAYS WITH DUST 0 0 1 0 3 2 0 0 0 2 0 0 8 WIND DIRECTION (PREVAILING) 45 90 180 180 90 90 45 45 45 90 45 180 45 PREVAILING WIND SPEED(KNOTS) 9.0 7.7 6.1 6.4 10.3 8.3 9.8 7.7 6.5 6.8 6.5 5.0 8.0 PREVAILING WIND PERCENT 3.2 7.1 11.0 15.3 20.0 34.0 55.5 41.3 22.7 9.0 12.0 7.1 16.5 CALMS PERCENT OF WIND 87.1 75.7 55.5 45.3 38.1 34.0 19.4 25.2 53.3 68.4 66.0 74.8 53.4 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 75 78 147 205 83 75 47 61 55 101 102 148 70 VECTOR WIND MAGNITUDE(KNOTS) 0.4 1.0 0.6 1.2 2.7 3.7 7.0 5.1 2.3 0.9 0.6 0.6 1.8 WIND STEADINESES (MEAN %) 50.0 55.6 20.0 29.3 50.0 68.5 92.1 89.5 74.2 47.4 30.0 37.5 51.4 WIND SPEED (MEAN KNOTS) 0.8 1.8 3.0 4.1 5.4 5.4 7.6 5.7 3.1 1.9 2.0 1.6 3.5 FASTEST WIND DIRECTION 60 40 120 70 80 240 70 70 110 60 160 90 80 FASTEST WIND SPEED (KNOTS) 15 15 18 14 20 15 20 15 12 12 15 12 20 DAY 12 5 6 12 23 2 18 20 3 14 2 20 DAYS WITH SKY CLEAR (0-2)/8 16 9 12 11 16 28 31 31 30 27 11 13 235 DAYS WITH P.CLOUDY (3-6)/8 8 8 13 13 14 2 0 0 0 4 12 11 85 DAYS WITH CLOUDY (7-8)/8 7 11 6 6 1 0 0 0 0 0 7 7 45 DAYS WITH VISIBILITY =< 2 KM 5 6 0 0 1 0 0 0 0 0 2 5 19 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.9 865.8 863.9 861.8 861.7 859.9 860.4 861.0 864.3 868.8 868.6 867.8 864.2 MAX. QFE PRESSURE IN HPA 874.8 872.6 870.2 868.5 868.1 869.2 866.2 865.9 870.4 874.1 877.9 878.6 878.6 DAY-HOUR 13- 6 5- 9 20- 6 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 11- 6 27- 6 24- 6 MIN. QFE PRESSURE IN HPA 855.9 857.0 854.9 854.3 851.1 847.2 854.2 857.0 857.8 861.8 861.4 859.0 847.2 DAY-HOUR 21-12 12- 3 13-15 25-15 30-12 22-12 2-15 14-12 2-12 1- 3 1-12 16-12 MEAN QNH PRESSURE IN HPA 1031.7 1030.4 1028.2 1025.8 1025.7 1023.6 1024.2 1024.8 1028.6 1033.8 1033.6 1032.7 1028.6 MAX. QNH PRESSURE IN HPA 1040.8 1038.2 1035.5 1033.5 1033.0 1034.3 1030.9 1030.5 1035.7 1040.0 1044.3 1045.1 1045.1 DAY-HOUR 13- 6 5- 9 20- 6 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 11- 6 27- 6 24- 6 MIN. QNH PRESSURE IN HPA 1019.0 1020.3 1017.8 1017.1 1013.5 1009.0 1017.0 1020.3 1021.2 1025.8 1025.3 1022.6 1009.0 DAY-HOUR 21-12 12- 3 13-15 25-15 30-12 22-12 2-15 14-12 2-12 1- 3 1-12 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 867.0 865.7 864.2 862.2 862.6 860.9 861.1 861.7 865.0 869.2 868.8 867.8 864.7 MAX. QFE PRESSURE IN HPA 873.0 870.8 869.1 867.7 867.8 868.4 866.2 865.5 869.7 874.0 876.5 876.9 876.9 DAY 13 7 20 12 3 9 8 29 28 11 6 24 MIN. QFE PRESSURE IN HPA 859.3 857.0 857.9 858.2 853.4 850.7 855.4 858.9 860.0 861.8 863.0 860.1 850.7 DAY 22 12 25 19 30 22 2 14 2 1 1 17 MEAN QNH PRESSURE IN HPA 1031.7 1030.3 1028.5 1026.3 1026.7 1024.7 1024.9 1025.7 1029.5 1034.3 1033.8 1032.7 1029.1 MAX. QNH PRESSURE IN HPA 1038.7 1036.1 1034.2 1032.6 1032.7 1033.4 1030.9 1030.0 1034.9 1039.8 1042.7 1043.2 1043.2 DAY 13 7 20 12 3 9 8 29 28 11 6 24 MIN. QNH PRESSURE IN HPA 1022.9 1020.3 1021.3 1021.6 1016.1 1013.0 1018.4 1022.4 1023.7 1025.8 1027.2 1023.8 1013.0 DAY 22 12 25 19 30 22 2 14 2 1 1 17 MEAN QFF PRESSURE IN HPA 1036.6 1032.8 1028.5 1020.8 1018.2 1013.7 1012.9 1015.6 1021.6 1030.0 1035.0 1034.3 1025.0 MAX. QFF PRESSURE IN HPA 1047.7 1043.6 1037.0 1026.9 1028.4 1026.2 1020.9 1021.3 1028.6 1036.1 1047.0 1047.3 1047.7 DAY 14 7 20 3 3 9 8 30 29 11 6 24 MIN. QFF PRESSURE IN HPA 1024.8 1020.1 1017.7 1013.9 1005.3 998.6 1004.7 1010.7 1014.6 1019.3 1021.0 1025.2 998.6 DAY 22 12 25 25 30 22 2 18 2 1 1 13 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.2 866.9 865.0 863.0 862.8 861.0 861.3 862.0 865.6 870.1 869.9 869.0 865.4 MAX. QFE PRESSURE IN HPA 874.8 872.2 870.2 868.5 868.1 869.2 866.2 865.9 870.4 874.1 877.9 878.6 878.6 DAY 13 5 20 12 3 8 8 21 28 11 27 24 MIN. QFE PRESSURE IN HPA 859.6 857.6 857.9 858.5 852.6 849.6 856.5 859.1 859.8 863.1 863.5 860.8 849.6 DAY 26 12 25 25 30 22 2 5 2 1 1 16 MEAN QNH PRESSURE IN HPA 1033.1 1031.7 1029.5 1027.1 1026.9 1024.9 1025.2 1026.0 1030.1 1035.3 1035.2 1034.1 1029.9 MAX. QNH PRESSURE IN HPA 1040.8 1037.8 1035.5 1033.5 1033.0 1034.3 1030.9 1030.5 1035.7 1040.0 1044.3 1045.1 1045.1 DAY 13 5 20 12 3 8 8 21 28 11 27 24 MIN. QNH PRESSURE IN HPA 1023.3 1020.9 1021.3 1022.0 1015.2 1011.7 1019.7 1022.7 1023.5 1027.3 1027.7 1024.6 1011.7 DAY 26 12 25 25 30 22 2 5 2 1 1 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 866.9 866.2 864.2 862.2 861.9 860.1 860.5 860.9 864.3 868.7 868.4 867.7 864.3 MAX. QFE PRESSURE IN HPA 873.7 872.6 868.7 867.3 867.6 868.9 865.5 865.6 868.9 873.2 876.1 877.1 877.1 DAY 13 5 20 12 3 8 8 21 28 10 27 24 MIN. QFE PRESSURE IN HPA 857.8 857.9 856.9 857.3 851.4 848.7 855.6 857.8 858.6 862.5 862.5 859.4 848.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1031.6 1030.8 1028.5 1026.2 1026.0 1023.8 1024.3 1024.8 1028.7 1033.8 1033.4 1032.6 1028.7 MAX. QNH PRESSURE IN HPA 1039.5 1038.2 1033.7 1032.1 1032.5 1034.0 1030.0 1030.2 1034.0 1038.9 1042.3 1043.4 1043.4 DAY 13 5 20 12 3 8 8 21 28 10 27 24 MIN. QNH PRESSURE IN HPA 1021.2 1021.3 1020.1 1020.6 1013.8 1010.7 1018.6 1021.2 1022.1 1026.6 1026.6 1023.0 1010.7 DAY 21 12 13 25 30 22 2 14 2 1 1 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 866.1 865.0 862.9 860.8 860.6 858.9 859.6 859.9 863.0 867.6 867.6 867.0 863.2 MAX. QFE PRESSURE IN HPA 873.4 871.3 866.7 864.5 865.9 868.0 864.4 864.3 867.2 872.7 875.0 876.1 876.1 DAY 13 5 19 12 3 8 8 21 16 10 26 24 MIN. QFE PRESSURE IN HPA 855.9 857.1 855.6 855.6 851.1 847.2 854.7 857.0 857.8 861.9 861.4 859.0 847.2 DAY 21 12 13 25 30 22 1 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1030.7 1029.5 1027.0 1024.6 1024.4 1022.4 1023.3 1023.6 1027.1 1032.5 1032.4 1031.7 1027.4 MAX. QNH PRESSURE IN HPA 1039.1 1036.7 1031.4 1028.9 1030.5 1032.9 1028.8 1028.7 1032.0 1038.3 1041.0 1042.3 1042.3 DAY 13 5 19 12 3 8 8 21 16 10 26 24 MIN. QNH PRESSURE IN HPA 1019.0 1020.4 1018.6 1018.6 1013.5 1009.0 1017.6 1020.3 1021.2 1025.9 1025.3 1022.6 1009.0 DAY 21 12 13 25 30 22 1 14 2 1 1 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.7 865.4 863.2 861.0 860.8 858.9 859.8 860.3 863.5 868.2 868.3 867.5 863.6 MAX. QFE PRESSURE IN HPA 873.4 871.8 867.9 865.2 865.6 868.6 864.3 864.3 867.9 873.5 875.7 876.1 876.1 DAY 13 5 19 12 3 8 8 21 16 10 26 24 MIN. QFE PRESSURE IN HPA 856.9 857.7 854.9 854.3 853.9 847.8 854.2 857.8 858.7 862.6 862.7 859.6 847.8 DAY 21 12 13 25 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1031.4 1029.9 1027.4 1024.8 1024.7 1022.5 1023.5 1024.0 1027.8 1033.1 1033.3 1032.4 1027.9 MAX. QNH PRESSURE IN HPA 1039.1 1037.3 1032.8 1029.7 1030.2 1033.6 1028.7 1028.7 1032.8 1039.3 1041.8 1042.3 1042.3 DAY 13 5 19 12 3 8 8 21 16 10 26 24 MIN. QNH PRESSURE IN HPA 1020.1 1021.1 1017.8 1017.1 1016.7 1009.7 1017.0 1021.2 1022.2 1026.7 1026.8 1023.3 1009.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 MEAN QFF PRESSURE IN HPA 1036.1 1032.2 1027.1 1019.3 1016.1 1011.3 1011.6 1013.9 1019.6 1028.7 1034.5 1033.8 1023.7 MAX. QFF PRESSURE IN HPA 1048.5 1041.7 1035.1 1025.8 1026.5 1024.9 1018.7 1019.5 1026.5 1034.2 1045.2 1048.3 1048.5 DAY 13 15 19 16 3 8 8 21 28 10 26 24 MIN. QFF PRESSURE IN HPA 1021.5 1022.7 1015.2 1008.7 1006.7 995.9 1003.7 1009.0 1012.8 1019.6 1021.4 1024.5 995.9 DAY 21 12 13 25 30 22 2 17 2 1 1 3 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.0 5.7 8.0 18.3 19.7 26.6 28.1 25.2 22.3 20.1 10.0 4.1 16.0 MINIMUN AIR TEMPERATURE (C) -1.6 -0.4 1.5 9.6 10.2 15.8 19.8 16.8 12.5 9.1 -0.0 -0.6 7.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 14 7 0 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 8 3 7 0 0 0 0 0 0 0 7 3 28 DAYS WITH FREEZING MIN.<= 0 23 20 13 0 0 0 0 0 0 0 20 21 97 TEMPERATURE RECORDS LOWEST(C) -8.0 -8.0 -8.0 1.0 4.0 10.0 14.0 11.0 6.0 5.0 -5.0 -7.0 -8.0 DAY 28 19 6 2 1 2 25 22 25 11 23 23 MAXIMUM AIR TEMPERATURE (C) 9.0 10.9 12.7 23.6 24.8 32.3 35.4 32.4 31.3 27.3 19.1 9.5 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 3 27 31 29 20 5 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) 17.0 17.0 23.0 31.0 32.0 37.0 40.0 37.0 38.0 32.0 27.0 15.0 40.0 DAY 4 16 20 10 23 24 5 1 10 5 4 15 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 11.3 11.2 14.0 14.6 16.5 15.6 15.6 18.8 18.2 19.1 10.1 14.7 MEAN DAILY TEMP. (MDT) (C) 3.7 5.2 7.1 16.6 17.5 24.0 27.6 24.6 21.9 18.2 9.5 4.4 15.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 6.5 4.5 94.5 204.5 114.0 59.5 1.5 0.0 0.0 485.0 HEATING DEG. DAYS(BASE 18 0C) 443.5 357.5 338.0 81.0 43.5 0.0 0.0 0.0 2.5 16.5 254.0 421.0 1957.5 DEWPOINT (MEAN C) -2.3 0.4 0.4 4.9 3.0 5.8 5.2 2.7 2.5 4.3 -4.8 0.1 1.9 MIXING RATIO (G/KG) 3.92 4.68 4.95 6.46 5.74 6.91 6.57 5.51 5.48 6.10 3.45 4.55 5.36 VAPOUR PRESSURE (HPA) 5.43 6.45 6.81 8.89 7.90 9.48 9.00 7.58 7.57 8.43 4.79 6.29 7.39 SATURATION DEF. (HPA) 3.12 3.17 5.07 14.05 16.25 26.95 35.65 29.22 24.87 16.83 8.83 2.22 15.52 RELATIVE HUMIDITY (MEAN %) 67 71 63 46 36 29 22 23 28 39 40 77 45 RELATIVE HUMIDITY (MAX. %) 84 89 86 71 57 47 37 37 49 61 60 92 64 RELATIVE HUMIDITY (MIN. %) 51 56 44 31 24 20 16 16 17 24 24 59 32 RELATIVE HUMIDITY (MEAN% 03UTC) 79 89 84 71 56 47 37 37 49 61 58 87 63 RELATIVE HUMIDITY (MEAN% 09UTC) 60 61 49 34 30 22 17 18 20 26 25 65 36 RELATIVE HUMIDITY (MEAN% 15UTC) 68 72 62 41 32 27 19 20 26 39 43 80 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 126.2 45.1 102.3 32.5 13.7 9.0 0.0 0.0 2.0 2.0 0.1 82.8 415.7 DAYS WITH PRECIPITATION >=10 5 2 2 1 1 0 0 0 0 0 0 2 13 DAYS WITH PRECIPITATION >= 5 5 4 8 3 1 1 0 0 0 0 0 6 28 DAYS WITH PRECIPITATION >= 1 6 9 14 4 3 3 0 0 1 1 0 10 51 DAYS WITH PRECIPITATION 9 11 14 5 6 3 0 0 1 1 1 11 62 GREATEST DAILY PRECIPITATION 43.0 13.0 31.0 17.0 10.0 5.0 0.0 0.0 2.0 2.0 0.1 30.0 43.0 DAY 24 9 15 1 24 10 ** ** 14 31 5 1 DAY WITH THUNDER STORM 0 0 0 1 2 1 0 0 0 2 0 0 6 DAYS WITH SNOW OR SLEET 2 1 4 0 0 0 0 0 0 0 0 3 10 DAYS WITH DUST 0 1 1 5 1 2 1 1 1 1 1 0 15 WIND DIRECTION (PREVAILING) 45 45 225 225 45 45 45 45 45 180 45 45 45 PREVAILING WIND SPEED(KNOTS) 6.9 6.2 6.5 8.6 7.9 9.0 9.2 8.5 6.5 6.8 7.0 6.1 8.1 PREVAILING WIND PERCENT 6.5 9.3 7.1 11.3 25.8 24.7 49.0 36.8 26.0 10.2 11.1 4.8 17.6 CALMS PERCENT OF WIND 78.1 66.4 69.7 50.7 32.3 42.0 31.6 39.4 42.7 63.1 75.0 76.3 56.2 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 157 180 186 1888 VECTOR WIND DIRECTION (MEAN) 94 17 172 262 50 73 54 37 63 169 68 220 59 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.4 0.2 0.5 2.2 3.7 5.8 3.8 2.7 0.9 0.7 0.2 1.5 WIND STEADINESES (MEAN %) 43.8 17.4 9.1 12.2 41.5 75.5 92.1 79.2 69.2 36.0 43.8 13.3 44.1 WIND SPEED (MEAN KNOTS) 1.6 2.3 2.2 4.1 5.3 4.9 6.3 4.8 3.9 2.5 1.6 1.5 3.4 FASTEST WIND DIRECTION 120 270 70 340 330 90 40 60 30 180 60 270 90 FASTEST WIND SPEED (KNOTS) 15 18 15 18 16 20 20 15 12 15 12 14 20 DAY 22 9 1 26 30 25 10 19 23 8 20 1 DAYS WITH SKY CLEAR (0-2)/8 14 7 8 7 14 22 30 30 28 24 27 14 225 DAYS WITH P.CLOUDY (3-6)/8 8 11 16 20 14 8 1 1 2 7 2 6 96 DAYS WITH CLOUDY (7-8)/8 9 10 7 3 3 0 0 0 0 0 1 11 44 DAYS WITH VISIBILITY =< 2 KM 5 2 2 0 0 0 0 0 0 0 1 3 13 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.7 864.4 864.8 864.8 865.6 863.6 861.7 862.7 867.6 868.8 870.8 867.3 865.8 MAX. QFE PRESSURE IN HPA 878.1 871.5 871.3 871.1 873.1 870.6 866.5 869.9 873.2 875.7 878.0 875.1 878.1 DAY-HOUR 18- 6 13-15 5- 6 25- 3 28- 3 11- 3 21- 6 29- 6 23- 6 9- 6 13- 6 23- 6 MIN. QFE PRESSURE IN HPA 858.6 852.2 856.0 858.5 857.4 855.8 855.9 856.6 862.0 863.7 858.8 858.3 852.2 DAY-HOUR 7-12 11-15 28- 3 16-12 17-12 22-12 6-12 6-12 5-12 4-12 29-15 1-12 MEAN QNH PRESSURE IN HPA 1032.5 1028.8 1029.2 1029.3 1030.1 1027.8 1025.7 1026.8 1032.5 1033.9 1036.1 1032.2 1030.4 MAX. QNH PRESSURE IN HPA 1044.6 1037.0 1036.7 1036.5 1038.8 1035.9 1031.2 1035.1 1038.9 1041.8 1044.4 1041.1 1044.6 DAY-HOUR 18- 6 13-15 5- 6 25- 3 28- 3 11- 3 21- 6 29- 6 23- 6 9- 6 13- 6 23- 6 MIN. QNH PRESSURE IN HPA 1022.1 1014.7 1019.1 1022.0 1020.7 1018.9 1019.0 1019.8 1026.0 1028.0 1022.3 1021.8 1014.7 DAY-HOUR 7-12 11-15 28- 3 16-12 17-12 22-12 6-12 6-12 5-12 4-12 29-15 1-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1036.7 1034.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1047.1 1048.2 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 13- 3 23- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.4 1021.1 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 29-18 1-15 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 867.6 864.6 864.8 865.2 866.2 864.6 862.3 863.1 868.3 869.4 871.2 867.3 866.2 MAX. QFE PRESSURE IN HPA 876.5 869.4 870.5 871.1 873.1 870.6 866.1 869.6 872.0 874.9 877.3 873.6 877.3 DAY 18 14 7 25 28 11 21 29 24 9 13 23 MIN. QFE PRESSURE IN HPA 860.4 856.5 856.0 859.9 858.7 857.6 858.3 858.3 863.9 864.0 860.4 859.9 856.0 DAY 12 12 28 17 17 23 6 14 6 27 30 16 MEAN QNH PRESSURE IN HPA 1032.5 1029.0 1029.3 1029.7 1030.8 1029.0 1026.4 1027.3 1033.3 1034.5 1036.6 1032.1 1030.9 MAX. QNH PRESSURE IN HPA 1042.7 1034.5 1035.8 1036.5 1038.8 1035.9 1030.7 1034.8 1037.5 1040.9 1043.6 1039.4 1043.6 DAY 18 14 7 25 28 11 21 29 24 9 13 23 MIN. QNH PRESSURE IN HPA 1024.2 1019.7 1019.1 1023.6 1022.2 1020.9 1021.8 1021.8 1028.2 1028.3 1024.2 1023.6 1019.1 DAY 12 12 28 17 17 23 6 14 6 27 30 16 MEAN QFF PRESSURE IN HPA 1035.6 1031.0 1029.7 1024.1 1024.4 1018.9 1014.1 1017.1 1025.6 1029.1 1037.6 1034.6 1026.8 MAX. QFF PRESSURE IN HPA 1047.9 1037.7 1043.0 1034.7 1034.0 1028.7 1018.7 1026.4 1033.5 1036.9 1047.1 1047.0 1047.9 DAY 19 19 7 18 28 11 21 29 24 10 13 23 MIN. QFF PRESSURE IN HPA 1023.6 1019.3 1015.8 1016.4 1012.8 1009.1 1009.8 1009.7 1019.1 1021.1 1023.5 1021.8 1009.1 DAY 7 12 28 17 17 23 7 1 6 27 30 1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.8 865.5 865.9 865.9 866.5 864.7 862.6 863.6 869.0 870.2 872.1 868.4 866.9 MAX. QFE PRESSURE IN HPA 878.1 871.4 871.3 871.1 873.0 870.6 866.5 869.9 873.2 875.7 878.0 875.1 878.1 DAY 18 13 5 25 27 11 21 29 23 9 13 23 MIN. QFE PRESSURE IN HPA 860.6 858.4 858.1 860.9 858.4 858.0 858.4 858.8 864.6 865.1 862.0 860.8 858.0 DAY 7 11 28 17 17 23 6 6 6 27 30 1 MEAN QNH PRESSURE IN HPA 1033.8 1030.1 1030.5 1030.5 1031.2 1029.1 1026.7 1027.9 1034.0 1035.4 1037.6 1033.4 1031.7 MAX. QNH PRESSURE IN HPA 1044.6 1036.8 1036.7 1036.5 1038.7 1035.9 1031.2 1035.1 1038.9 1041.8 1044.4 1041.1 1044.6 DAY 18 13 5 25 27 11 21 29 23 9 13 23 MIN. QNH PRESSURE IN HPA 1024.4 1021.9 1021.5 1024.7 1021.9 1021.4 1021.9 1022.3 1029.0 1029.6 1026.0 1024.6 1021.4 DAY 7 11 28 17 17 23 6 6 6 27 30 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1037.0 1035.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1046.5 1048.2 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.8 1024.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 30 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.7 864.5 865.2 865.0 865.8 863.8 861.8 862.8 867.7 868.7 870.6 867.2 865.9 MAX. QFE PRESSURE IN HPA 877.2 870.9 870.6 870.2 873.0 869.6 865.7 869.1 871.5 874.0 876.9 873.9 877.2 DAY 18 13 5 18 27 11 21 29 23 9 13 23 MIN. QFE PRESSURE IN HPA 859.4 855.9 858.6 860.3 858.8 857.5 857.5 857.8 863.4 864.5 860.3 859.3 855.9 DAY 7 11 28 16 17 23 6 6 5 27 29 1 MEAN QNH PRESSURE IN HPA 1032.6 1028.9 1029.7 1029.5 1030.4 1028.1 1025.8 1026.9 1032.6 1033.7 1035.9 1032.0 1030.5 MAX. QNH PRESSURE IN HPA 1043.5 1036.3 1035.9 1035.5 1038.7 1034.8 1030.3 1034.2 1037.0 1039.8 1043.2 1039.7 1043.5 DAY 18 13 5 18 27 11 21 29 23 9 13 23 MIN. QNH PRESSURE IN HPA 1023.0 1019.0 1022.1 1024.1 1022.3 1020.8 1020.8 1021.2 1027.6 1028.9 1024.1 1022.9 1019.0 DAY 7 11 28 16 17 23 6 6 5 27 29 1 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 866.9 863.4 864.0 863.9 864.6 862.4 860.9 861.8 866.4 867.6 869.7 866.6 864.8 MAX. QFE PRESSURE IN HPA 876.7 870.6 869.9 869.1 871.5 867.3 864.5 867.8 870.6 873.0 876.4 873.6 876.7 DAY 18 13 5 18 27 11 20 29 23 9 13 23 MIN. QFE PRESSURE IN HPA 858.6 853.3 858.1 858.5 857.4 855.8 855.9 856.6 862.0 863.7 859.0 858.3 853.3 DAY 7 11 29 16 17 22 6 6 5 4 29 1 MEAN QNH PRESSURE IN HPA 1031.6 1027.7 1028.3 1028.3 1029.0 1026.5 1024.8 1025.8 1031.1 1032.5 1034.9 1031.3 1029.3 MAX. QNH PRESSURE IN HPA 1042.9 1035.9 1035.1 1034.2 1037.0 1032.1 1028.9 1032.7 1035.9 1038.7 1042.6 1039.4 1042.9 DAY 18 13 5 18 27 11 20 29 23 9 13 23 MIN. QNH PRESSURE IN HPA 1022.1 1016.0 1021.5 1022.0 1020.7 1018.9 1019.0 1019.8 1026.0 1028.0 1022.6 1021.8 1016.0 DAY 7 11 29 16 17 22 6 6 5 4 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.4 864.0 864.1 864.1 864.8 862.5 861.1 862.1 867.0 868.2 870.3 867.2 865.2 MAX. QFE PRESSURE IN HPA 877.4 871.5 870.5 869.3 872.3 868.3 864.7 868.4 871.3 873.7 877.1 873.4 877.4 DAY 18 13 5 27 27 10 21 29 23 9 13 23 MIN. QFE PRESSURE IN HPA 858.6 852.2 857.4 858.5 858.1 855.8 856.0 857.1 862.2 863.7 858.8 859.0 852.2 DAY 24 11 27 16 17 23 6 6 5 4 29 1 MEAN QNH PRESSURE IN HPA 1032.2 1028.3 1028.4 1028.5 1029.2 1026.5 1025.0 1026.2 1031.7 1033.1 1035.6 1031.9 1029.7 MAX. QNH PRESSURE IN HPA 1043.8 1037.0 1035.8 1034.4 1037.9 1033.3 1029.1 1033.4 1036.7 1039.5 1043.4 1039.1 1043.8 DAY 18 13 5 27 27 10 21 29 23 9 13 23 MIN. QNH PRESSURE IN HPA 1022.1 1014.7 1020.7 1022.0 1021.5 1018.9 1019.1 1020.4 1026.2 1028.0 1022.3 1022.6 1014.7 DAY 24 11 27 16 17 23 6 6 5 4 29 1 MEAN QFF PRESSURE IN HPA 1035.3 1030.1 1028.7 1022.9 1022.7 1016.3 1012.6 1016.0 1024.1 1027.7 1036.5 1034.5 1025.6 MAX. QFF PRESSURE IN HPA 1048.5 1039.1 1043.0 1032.6 1032.0 1024.2 1017.6 1025.1 1032.1 1034.5 1047.1 1045.9 1048.5 DAY 18 13 5 18 27 10 21 29 23 9 13 23 MIN. QFF PRESSURE IN HPA 1021.2 1013.3 1015.7 1014.1 1012.7 1006.6 1006.6 1009.4 1017.3 1021.1 1022.1 1021.1 1006.6 DAY 7 11 27 16 17 23 6 1 6 4 29 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 871.0 867.6 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 877.3 873.4 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 859.1 860.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1036.3 1032.5 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1043.6 1039.1 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.7 1024.1 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1035.8 1034.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1045.9 1045.6 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.4 1023.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.7 1.0 8.4 18.0 21.4 25.3 27.5 25.1 20.6 14.8 9.7 4.8 14.7 MINIMUN AIR TEMPERATURE (C) -4.9 -3.0 3.1 10.8 13.9 16.8 19.6 16.9 11.1 7.0 3.1 -0.3 7.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 13 3 0 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 22 9 0 0 0 0 0 0 0 0 0 3 34 DAYS WITH FREEZING MIN.<= 0 28 21 6 0 0 0 0 0 0 1 5 23 84 TEMPERATURE RECORDS LOWEST(C) -17.0 -16.0 -3.0 4.0 11.0 10.0 13.0 12.0 5.0 0.0 -3.0 -5.0 -17.0 DAY 26 3 5 18 3 3 1 26 13 22 27 28 MAXIMUM AIR TEMPERATURE (C) 5.7 7.0 15.7 25.9 30.0 34.5 35.4 34.3 31.5 24.6 18.9 13.3 23.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 19 30 31 30 26 6 0 0 146 DAYS WITH MAXIMUM TEMP. <= 0 1 3 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 11.0 14.0 25.0 31.0 35.0 41.0 37.0 38.0 37.0 33.0 25.0 23.0 41.0 DAY 4 17 31 14 24 10 3 20 7 1 13 7 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 10.0 12.6 15.1 16.1 17.7 15.8 17.4 20.4 17.6 15.8 13.6 15.2 MEAN DAILY TEMP. (MDT) (C) 0.4 2.0 9.4 18.3 22.0 25.6 27.5 25.6 21.3 15.8 11.0 6.5 15.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.5 46.0 140.0 200.5 142.0 28.0 8.0 0.0 0.0 566.0 HEATING DEG. DAYS(BASE 18 0C) 545.5 464.5 267.0 24.5 2.5 0.0 0.0 0.0 0.5 97.5 203.5 357.0 1962.5 DEWPOINT (MEAN C) -4.2 -2.8 2.2 4.0 5.1 5.1 1.6 4.4 1.3 1.5 1.3 -2.9 1.4 MIXING RATIO (G/KG) 3.32 3.88 5.34 6.18 6.56 6.60 5.19 6.29 5.02 4.99 4.99 3.66 5.17 VAPOUR PRESSURE (HPA) 4.60 5.35 7.35 8.49 9.01 9.05 7.12 8.63 6.93 6.90 6.91 5.07 7.12 SATURATION DEF. (HPA) 1.91 2.09 5.49 15.48 21.00 29.45 34.68 28.83 23.20 14.00 7.20 5.04 15.70 RELATIVE HUMIDITY (MEAN %) 74 73 63 40 34 27 19 26 27 39 54 57 44 RELATIVE HUMIDITY (MAX. %) 88 87 87 67 56 46 34 43 47 61 79 75 64 RELATIVE HUMIDITY (MIN. %) 59 56 43 23 21 16 11 17 16 24 34 38 30 RELATIVE HUMIDITY (MEAN% 03UTC) 84 84 85 67 56 45 34 42 46 60 75 71 62 RELATIVE HUMIDITY (MEAN% 09UTC) 65 65 50 28 24 20 13 18 17 27 36 41 34 RELATIVE HUMIDITY (MEAN% 15UTC) 77 72 58 31 28 22 15 22 24 35 54 61 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 68.4 92.5 73.1 5.2 10.1 6.0 0.0 0.0 0.0 0.3 8.8 19.0 283.4 DAYS WITH PRECIPITATION >=10 3 3 3 0 0 0 0 0 0 0 0 1 10 DAYS WITH PRECIPITATION >= 5 5 4 6 0 1 1 0 0 0 0 0 1 18 DAYS WITH PRECIPITATION >= 1 10 9 8 2 3 1 0 0 0 0 4 4 41 DAYS WITH PRECIPITATION 11 11 12 5 5 1 0 0 0 1 6 4 56 GREATEST DAILY PRECIPITATION 19.0 43.0 19.0 3.0 6.0 6.0 0.0 0.0 0.0 0.3 3.0 13.0 43.0 DAY 23 25 19 5 12 1 ** ** ** 13 25 12 DAY WITH THUNDER STORM 0 0 6 2 2 0 0 0 0 0 0 0 10 DAYS WITH SNOW OR SLEET 9 3 1 0 0 0 0 0 0 0 0 1 14 DAYS WITH DUST 0 0 1 0 1 1 0 0 1 0 0 0 4 WIND DIRECTION (PREVAILING) 45 45 180 180 45 45 45 45 45 45 180 135 45 PREVAILING WIND SPEED(KNOTS) 8.1 6.8 7.1 7.3 8.1 6.9 9.0 7.0 6.3 7.9 4.9 5.4 7.7 PREVAILING WIND PERCENT 8.6 9.8 5.9 13.3 15.6 31.1 50.5 30.6 11.2 4.8 3.9 2.7 14.2 CALMS PERCENT OF WIND 78.0 81.0 76.3 59.4 48.9 41.7 26.3 40.3 67.6 76.3 86.7 87.6 64.1 NO. OF WIND OBSERVATION 186 174 186 180 186 180 186 186 179 186 180 186 2195 VECTOR WIND DIRECTION (MEAN) 76 35 208 219 79 69 50 68 63 101 204 227 67 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.8 0.4 1.7 1.6 3.3 5.8 3.9 1.4 0.5 0.2 0.1 1.3 WIND STEADINESES (MEAN %) 56.3 61.5 20.0 56.7 39.0 76.7 87.9 88.6 66.7 29.4 22.2 12.5 48.1 WIND SPEED (MEAN KNOTS) 1.6 1.3 2.0 3.0 4.1 4.3 6.6 4.4 2.1 1.7 0.9 0.8 2.7 FASTEST WIND DIRECTION 50 60 330 240 250 180 30 10 40 360 220 260 50 FASTEST WIND SPEED (KNOTS) 18 13 18 14 15 15 15 15 12 18 12 8 18 DAY 24 24 16 17 7 9 5 15 8 9 1 13 DAYS WITH SKY CLEAR (0-2)/8 15 7 12 11 17 28 31 31 27 24 18 20 241 DAYS WITH P.CLOUDY (3-6)/8 8 14 12 17 14 2 0 0 3 6 10 8 94 DAYS WITH CLOUDY (7-8)/8 8 8 7 2 0 0 0 0 0 1 2 3 31 DAYS WITH VISIBILITY =< 2 KM 6 3 4 0 0 0 0 0 0 0 0 2 15 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.2 865.5 864.3 864.0 864.2 862.1 861.6 862.5 865.7 867.0 868.7 867.3 864.9 MAX. QFE PRESSURE IN HPA 872.4 872.5 871.2 871.9 869.4 870.2 867.5 870.0 872.9 872.1 875.8 873.7 875.8 DAY-HOUR 10- 6 22- 6 28- 9 21- 6 26- 3 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 MIN. QFE PRESSURE IN HPA 857.1 855.3 850.3 857.9 857.8 853.7 858.0 858.4 859.8 863.0 862.0 859.7 850.3 DAY-HOUR 24-12 12- 3 2-15 27- 3 10-12 17-12 2-12 19-12 21-12 4-12 25-12 10-12 MEAN QNH PRESSURE IN HPA 1030.8 1030.1 1028.7 1028.3 1028.5 1026.2 1025.6 1026.6 1030.2 1031.8 1033.8 1032.1 1029.4 MAX. QNH PRESSURE IN HPA 1038.0 1038.1 1036.6 1037.4 1034.5 1035.5 1032.4 1035.2 1038.6 1037.6 1041.9 1039.5 1041.9 DAY-HOUR 10- 6 22- 6 28- 9 21- 6 26- 3 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 MIN. QNH PRESSURE IN HPA 1020.4 1018.3 1012.5 1021.3 1021.2 1016.5 1021.4 1021.9 1023.5 1027.2 1026.0 1023.4 1012.5 DAY-HOUR 24-12 12- 3 2-15 27- 3 10-12 17-12 2-12 19-12 21-12 4-12 25-12 10-12 MEAN QFF PRESSURE IN HPA 1036.1 ****** 1027.8 1021.4 1019.6 1015.0 1013.5 1015.8 1022.5 1027.5 1032.6 1034.1 ****** MAX. QFF PRESSURE IN HPA 1043.4 ****** 1034.4 1032.1 1024.8 1028.9 1019.5 1026.0 1030.6 1035.9 1040.2 1042.7 ****** DAY-HOUR 26- 3 **-** 5- 3 2- 6 16-18 2- 3 18- 3 31- 3 26- 6 31- 3 3- 3 16- 6 MIN. QFF PRESSURE IN HPA 1025.2 ****** 1010.3 1011.7 1011.9 1003.6 1009.0 1009.9 1015.8 1018.4 1024.9 1021.6 ****** DAY-HOUR 7- 6 **-** 2-18 26-18 10- 6 17-15 3- 6 1-15 21-15 4-18 17- 3 12- 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 865.9 865.3 864.4 864.3 864.9 863.1 862.2 863.1 866.3 867.5 868.9 867.2 865.3 MAX. QFE PRESSURE IN HPA 870.9 871.3 870.2 871.6 869.4 869.9 867.0 868.4 872.1 871.1 874.9 872.6 874.9 DAY 10 22 25 21 26 2 18 31 26 7 3 17 MIN. QFE PRESSURE IN HPA 861.3 855.3 853.5 857.9 860.4 856.3 859.4 860.0 862.0 863.7 862.4 859.7 853.5 DAY 18 12 3 27 10 17 3 7 14 5 25 12 MEAN QNH PRESSURE IN HPA 1030.5 1029.8 1028.8 1028.7 1029.4 1027.3 1026.2 1027.2 1031.0 1032.3 1033.9 1032.0 1029.8 MAX. QNH PRESSURE IN HPA 1036.3 1036.7 1035.5 1037.1 1034.5 1035.1 1031.8 1033.4 1037.6 1036.5 1040.9 1038.2 1040.9 DAY 10 22 25 21 26 2 18 31 26 7 3 17 MIN. QNH PRESSURE IN HPA 1025.2 1018.3 1016.2 1021.3 1024.2 1019.4 1023.0 1023.7 1026.0 1028.0 1026.5 1023.4 1016.2 DAY 18 12 3 27 10 17 3 7 14 5 25 12 MEAN QFF PRESSURE IN HPA 1035.8 1033.9 1028.1 1022.1 1020.6 1016.2 1014.3 1016.7 1023.6 1028.2 1033.0 1034.1 1025.5 MAX. QFF PRESSURE IN HPA 1043.4 1046.8 1034.4 1032.0 1024.1 1028.9 1019.5 1026.0 1030.4 1035.9 1040.2 1040.9 1046.8 DAY 26 3 5 2 26 2 18 31 26 31 3 17 MIN. QFF PRESSURE IN HPA 1026.8 1017.0 1012.4 1012.5 1013.7 1006.9 1011.1 1011.2 1017.0 1019.1 1024.9 1021.6 1006.9 DAY 7 12 19 27 10 17 26 1 22 5 17 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.2 866.3 865.3 864.8 865.2 863.3 862.3 863.4 866.9 868.2 869.9 868.4 865.9 MAX. QFE PRESSURE IN HPA 872.4 872.5 870.9 871.9 869.1 870.2 867.5 869.1 872.9 872.1 875.8 873.7 875.8 DAY 10 22 25 21 16 2 18 30 26 7 3 17 MIN. QFE PRESSURE IN HPA 860.4 857.3 853.6 859.5 859.3 855.4 858.8 860.5 862.8 864.8 863.6 861.5 853.6 DAY 24 12 19 27 10 17 3 1 14 5 25 12 MEAN QNH PRESSURE IN HPA 1032.0 1030.9 1029.8 1029.2 1029.7 1027.5 1026.3 1027.7 1031.6 1033.2 1035.1 1033.4 1030.5 MAX. QNH PRESSURE IN HPA 1038.0 1038.1 1036.3 1037.4 1034.2 1035.5 1032.4 1034.2 1038.6 1037.6 1041.9 1039.5 1041.9 DAY 10 22 25 21 16 2 18 30 26 7 3 17 MIN. QNH PRESSURE IN HPA 1024.2 1020.6 1016.3 1023.1 1022.9 1018.4 1022.3 1024.3 1026.9 1029.2 1027.9 1025.4 1016.3 DAY 24 12 19 27 10 17 3 1 14 5 25 12 MEAN QFF PRESSURE IN HPA 1036.9 1034.8 1028.5 1021.6 1020.1 1015.7 1013.4 1016.0 1022.7 1027.7 1033.0 1034.8 1025.4 MAX. QFF PRESSURE IN HPA 1043.3 1046.8 1034.3 1032.1 1024.1 1028.2 1019.3 1025.1 1030.6 1035.2 1039.2 1042.7 1046.8 DAY 26 3 8 2 16 2 18 31 26 31 26 16 MIN. QFF PRESSURE IN HPA 1025.2 1020.2 1012.0 1013.6 1011.9 1004.4 1009.0 1010.0 1017.0 1018.9 1025.5 1024.0 1004.4 DAY 7 12 19 27 10 17 3 1 3 5 17 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 866.2 865.7 864.7 864.2 864.3 862.2 861.6 862.5 865.7 866.9 868.5 867.1 865.0 MAX. QFE PRESSURE IN HPA 870.9 871.1 871.2 870.6 868.1 868.8 866.6 868.7 871.4 871.0 873.8 872.4 873.8 DAY 10 9 28 21 26 2 18 30 26 23 3 16 MIN. QFE PRESSURE IN HPA 858.4 857.7 853.9 859.6 858.3 854.4 858.6 859.7 861.5 863.8 862.3 860.6 853.9 DAY 24 12 19 16 10 17 3 7 21 5 25 10 MEAN QNH PRESSURE IN HPA 1030.8 1030.3 1029.1 1028.6 1028.7 1026.3 1025.5 1026.6 1030.2 1031.6 1033.5 1031.9 1029.4 MAX. QNH PRESSURE IN HPA 1036.3 1036.5 1036.6 1035.9 1033.0 1033.8 1031.3 1033.7 1036.8 1036.4 1039.6 1038.0 1039.6 DAY 10 9 28 21 26 2 18 30 26 23 3 16 MIN. QNH PRESSURE IN HPA 1021.9 1021.1 1016.7 1023.3 1021.8 1017.3 1022.1 1023.4 1025.4 1028.1 1026.4 1024.4 1016.7 DAY 24 12 19 16 10 17 3 7 21 5 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 865.4 864.8 863.4 863.0 863.0 861.0 860.7 861.3 864.3 865.8 867.6 866.3 863.9 MAX. QFE PRESSURE IN HPA 869.9 870.4 869.8 869.2 867.1 867.6 865.4 867.8 869.4 870.1 873.0 872.0 873.0 DAY 9 1 28 20 16 1 18 30 26 23 2 16 MIN. QFE PRESSURE IN HPA 857.1 855.9 852.2 858.3 857.8 853.7 858.0 858.4 859.8 863.0 862.0 859.7 852.2 DAY 24 25 2 16 10 17 2 19 21 4 25 10 MEAN QNH PRESSURE IN HPA 1029.9 1029.3 1027.6 1027.2 1027.2 1024.9 1024.5 1025.3 1028.7 1030.4 1032.5 1031.0 1028.2 MAX. QNH PRESSURE IN HPA 1035.1 1035.7 1035.0 1034.3 1031.9 1032.5 1029.9 1032.7 1034.5 1035.3 1038.7 1037.5 1038.7 DAY 9 1 28 20 16 1 18 30 26 23 2 16 MIN. QNH PRESSURE IN HPA 1020.4 1019.0 1014.7 1021.8 1021.2 1016.5 1021.4 1021.9 1023.5 1027.2 1026.0 1023.4 1014.7 DAY 24 25 2 16 10 17 2 19 21 4 25 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.9 865.2 863.7 863.1 863.1 860.9 861.0 861.6 864.8 866.4 868.4 867.0 864.3 MAX. QFE PRESSURE IN HPA 870.8 870.8 868.4 869.7 866.7 867.6 865.6 868.8 869.4 870.7 874.0 872.7 874.0 DAY 9 1 24 20 26 1 18 30 25 23 2 16 MIN. QFE PRESSURE IN HPA 858.8 856.1 850.3 858.0 860.0 854.1 858.1 858.5 860.6 863.2 863.7 860.3 850.3 DAY 24 25 2 26 10 17 2 19 13 4 20 10 MEAN QNH PRESSURE IN HPA 1030.5 1029.7 1027.9 1027.3 1027.3 1024.8 1024.8 1025.6 1029.2 1031.1 1033.3 1031.8 1028.6 MAX. QNH PRESSURE IN HPA 1036.1 1036.1 1033.4 1034.9 1031.4 1032.5 1030.2 1033.8 1034.5 1036.0 1039.8 1038.3 1039.8 DAY 9 1 24 20 26 1 18 30 25 23 2 16 MIN. QNH PRESSURE IN HPA 1022.3 1019.2 1012.5 1021.4 1023.7 1016.9 1021.5 1022.0 1024.4 1027.4 1028.0 1024.1 1012.5 DAY 24 25 2 26 10 17 2 19 13 4 20 10 MEAN QFF PRESSURE IN HPA 1035.8 1033.6 1027.0 1020.8 1018.5 1013.7 1013.0 1015.1 1021.7 1027.0 1032.3 1033.8 1024.4 MAX. QFF PRESSURE IN HPA 1042.0 1046.4 1032.0 1030.4 1023.3 1025.0 1018.7 1025.3 1028.5 1035.4 1039.6 1041.7 1046.4 DAY 9 3 10 20 16 1 18 30 25 23 26 16 MIN. QFF PRESSURE IN HPA 1028.9 1020.2 1010.7 1012.8 1014.3 1003.6 1010.2 1009.9 1015.8 1018.8 1026.2 1025.4 1003.6 DAY 17 18 2 26 10 17 8 1 21 4 15 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 866.5 865.9 864.7 864.3 864.5 862.3 862.2 862.9 866.2 867.6 869.1 867.6 865.3 MAX. QFE PRESSURE IN HPA 871.6 871.4 870.0 870.9 868.5 869.0 866.8 870.0 871.0 871.6 874.8 873.3 874.8 DAY 9 21 28 20 26 1 11 30 25 23 2 16 MIN. QFE PRESSURE IN HPA 859.8 857.1 850.4 858.6 860.9 856.1 859.1 859.9 862.2 864.1 863.6 860.8 850.4 DAY 17 18 2 26 10 17 2 7 13 4 24 10 MEAN QNH PRESSURE IN HPA 1031.2 1030.5 1029.1 1028.7 1028.9 1026.4 1026.2 1027.1 1030.8 1032.4 1034.2 1032.4 1029.8 MAX. QNH PRESSURE IN HPA 1037.1 1036.8 1035.2 1036.3 1033.5 1034.1 1031.5 1035.2 1036.4 1037.1 1040.8 1039.0 1040.8 DAY 9 21 28 20 26 1 11 30 25 23 2 16 MIN. QNH PRESSURE IN HPA 1023.5 1020.4 1012.7 1022.1 1024.7 1019.2 1022.7 1023.6 1026.2 1028.4 1027.9 1024.6 1012.7 DAY 17 18 2 26 10 17 2 7 13 4 24 10 MEAN QFF PRESSURE IN HPA 1036.1 1034.3 1027.5 1021.1 1019.2 1014.5 1013.2 1015.5 1021.9 1027.1 1032.2 1033.7 1024.7 MAX. QFF PRESSURE IN HPA 1042.2 1046.6 1033.5 1030.7 1024.8 1026.5 1018.7 1025.8 1028.3 1034.3 1038.9 1041.7 1046.6 DAY 15 3 28 20 16 1 18 30 25 23 26 16 MIN. QFF PRESSURE IN HPA 1027.3 1020.0 1010.3 1011.7 1013.4 1005.0 1009.7 1010.3 1017.2 1018.4 1025.9 1024.3 1005.0 DAY 17 18 2 26 5 17 2 1 21 4 16 11 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.7 5.3 11.3 16.6 21.4 25.3 28.1 26.4 22.8 14.9 11.2 6.4 16.1 MINIMUN AIR TEMPERATURE (C) -1.6 0.0 4.2 8.8 13.4 16.3 19.6 17.3 12.1 5.7 2.2 -0.6 8.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 7 4 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 8 4 1 0 0 0 0 0 0 0 0 1 14 DAYS WITH FREEZING MIN.<= 0 24 17 4 2 0 0 0 0 0 1 12 24 84 TEMPERATURE RECORDS LOWEST(C) -6.0 -6.0 -5.0 -2.0 7.0 12.0 16.0 14.0 4.0 0.0 -2.0 -4.0 -6.0 DAY 16 4 1 3 4 2 23 6 29 31 27 21 MAXIMUM AIR TEMPERATURE (C) 9.7 10.5 17.5 23.3 27.8 31.5 33.8 33.2 30.8 22.5 18.8 13.3 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 12 20 28 31 19 0 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) 16.0 18.0 25.0 32.0 35.0 35.0 37.0 37.0 37.0 27.0 24.0 18.0 37.0 DAY 19 9 27 26 28 5 11 18 14 13 4 24 DIF. BETWEEN (MAX.-MIN.) (C) 11.3 10.5 13.3 14.5 14.4 15.2 14.2 15.9 18.7 16.8 16.6 13.9 14.6 MEAN DAILY TEMP. (MDT) (C) 4.1 5.3 10.9 16.1 20.6 23.9 26.7 25.2 21.4 14.1 10.5 6.3 15.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 8.0 32.0 92.5 176.5 130.5 50.5 0.0 0.0 0.0 490.0 HEATING DEG. DAYS(BASE 18 0C) 432.0 356.5 221.0 89.0 12.0 0.0 0.0 0.0 11.0 121.5 225.0 361.5 1829.5 DEWPOINT (MEAN C) -1.9 -0.6 3.4 4.4 6.7 6.6 7.6 5.1 1.5 1.4 0.9 -0.3 2.9 MIXING RATIO (G/KG) 3.91 4.41 5.81 6.29 7.25 7.30 7.76 6.54 5.15 5.12 4.79 4.38 5.73 VAPOUR PRESSURE (HPA) 5.42 6.09 7.98 8.64 9.95 9.99 10.60 8.97 7.11 7.08 6.63 6.06 7.88 SATURATION DEF. (HPA) 2.84 3.23 6.24 11.95 17.00 23.55 28.61 26.77 22.81 11.03 7.72 4.11 13.82 RELATIVE HUMIDITY (MEAN %) 70 69 62 49 43 33 30 27 27 44 52 65 48 RELATIVE HUMIDITY (MAX. %) 88 87 86 77 66 50 46 46 44 68 72 84 68 RELATIVE HUMIDITY (MIN. %) 50 54 42 30 28 21 20 18 16 28 35 48 33 RELATIVE HUMIDITY (MEAN% 03UTC) 86 83 84 74 65 50 45 46 43 66 70 81 66 RELATIVE HUMIDITY (MEAN% 09UTC) 57 59 48 36 33 24 23 20 18 30 38 51 36 RELATIVE HUMIDITY (MEAN% 15UTC) 69 69 56 42 38 28 26 23 25 44 54 65 45 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 43.1 100.8 33.7 42.4 54.0 16.0 4.0 0.2 0.0 12.2 13.3 14.6 334.3 DAYS WITH PRECIPITATION >=10 1 4 0 1 2 1 0 0 0 0 0 0 9 DAYS WITH PRECIPITATION >= 5 4 6 3 2 3 1 0 0 0 2 1 1 23 DAYS WITH PRECIPITATION >= 1 8 10 7 7 6 4 1 0 0 2 2 4 51 DAYS WITH PRECIPITATION 9 14 11 7 6 7 1 1 1 3 2 6 68 GREATEST DAILY PRECIPITATION 10.0 32.0 9.0 27.0 23.0 11.0 4.0 0.2 0.0 7.0 9.3 5.0 32.0 DAY 22 11 3 2 1 21 22 20 ** 18 23 26 DAY WITH THUNDER STORM 1 1 3 3 2 6 2 0 0 3 0 0 21 DAYS WITH SNOW OR SLEET 2 5 0 0 0 0 0 0 0 0 0 0 7 DAYS WITH DUST 1 0 1 1 1 0 0 0 0 1 0 0 5 WIND DIRECTION (PREVAILING) 180 45 135 45 45 45 45 45 45 45 180 45 45 PREVAILING WIND SPEED(KNOTS) 6.8 6.7 8.3 7.9 6.9 6.6 7.1 6.6 6.9 5.5 7.0 6.0 6.8 PREVAILING WIND PERCENT 2.7 6.5 8.1 10.6 12.9 20.0 38.7 44.9 12.2 6.5 3.3 0.5 13.3 CALMS PERCENT OF WIND 90.8 82.7 67.2 57.8 54.3 51.7 32.8 40.0 71.1 81.7 91.1 97.8 68.1 NO. OF WIND OBSERVATION 185 168 186 180 186 180 186 185 180 186 180 186 2188 VECTOR WIND DIRECTION (MEAN) 220 60 165 98 81 59 49 54 43 38 197 331 62 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.3 0.9 0.9 1.3 1.8 4.4 3.6 1.3 0.4 0.4 0.1 1.1 WIND STEADINESES (MEAN %) 42.9 27.3 36.0 26.5 40.6 54.5 84.6 90.0 65.0 36.4 66.7 100.0 47.8 WIND SPEED (MEAN KNOTS) 0.7 1.1 2.5 3.4 3.2 3.3 5.2 4.0 2.0 1.1 0.6 0.1 2.3 FASTEST WIND DIRECTION 210 60 160 130 270 200 70 60 60 90 240 360 160 FASTEST WIND SPEED (KNOTS) 12 10 20 18 15 14 15 12 12 15 12 8 20 DAY 16 12 3 28 13 5 13 1 3 17 23 1 DAYS WITH SKY CLEAR (0-2)/8 16 9 11 10 22 27 29 31 29 26 24 18 252 DAYS WITH P.CLOUDY (3-6)/8 9 10 15 16 6 3 2 0 1 4 6 9 81 DAYS WITH CLOUDY (7-8)/8 6 9 5 4 3 0 0 0 0 1 0 4 32 DAYS WITH VISIBILITY =< 2 KM 2 2 3 0 0 0 1 0 2 0 1 0 11 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** 154.4 226.7 175.5 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 865.2 863.6 863.2 863.9 862.5 861.0 862.8 867.2 869.8 867.9 867.7 865.2 MAX. QFE PRESSURE IN HPA 875.9 871.1 873.0 870.7 872.2 868.6 866.4 867.0 872.6 875.2 874.6 874.5 875.9 DAY-HOUR 9- 6 5- 6 6- 6 20- 6 22- 6 9- 6 30- 6 31-18 27- 6 29- 6 16- 6 12- 6 MIN. QFE PRESSURE IN HPA 857.0 858.1 853.4 851.8 856.2 853.8 855.9 858.3 863.1 863.5 859.4 861.2 851.8 DAY-HOUR 3-15 1-12 28- 6 2- 6 6-12 5-12 6-15 13-12 22-12 17- 3 23- 3 31-18 MEAN QNH PRESSURE IN HPA 1031.9 1029.7 1027.9 1027.4 1028.2 1026.6 1024.9 1027.0 1032.0 1035.0 1032.8 1032.6 1029.6 MAX. QNH PRESSURE IN HPA 1042.0 1036.5 1038.7 1036.0 1037.8 1033.6 1031.1 1031.8 1038.2 1041.2 1040.5 1040.4 1042.0 DAY-HOUR 9- 6 5- 6 6- 6 20- 6 22- 6 9- 6 30- 6 31-18 27- 6 29- 6 16- 6 12- 6 MIN. QNH PRESSURE IN HPA 1020.3 1021.5 1016.1 1014.3 1019.3 1016.6 1019.0 1021.8 1027.3 1027.7 1023.0 1025.1 1014.3 DAY-HOUR 3-15 1-12 28- 6 2- 6 6-12 5-12 6-15 13-12 22-12 17- 3 23- 3 31-18 MEAN QFF PRESSURE IN HPA 1035.0 ****** 1026.0 1022.4 1020.2 1016.3 1013.0 1016.5 1024.2 1031.7 1031.9 1034.4 ****** MAX. QFF PRESSURE IN HPA 1044.2 ****** 1040.4 1036.6 1029.5 1025.5 1020.9 1021.5 1033.6 1040.5 1041.5 1041.7 ****** DAY-HOUR 9-15 **-** 1- 6 3- 6 22- 6 9- 6 30- 3 31-15 24- 3 25- 3 27- 3 12- 6 MIN. QFF PRESSURE IN HPA 1023.5 ****** 1008.3 1008.3 1008.6 1005.0 1006.4 1011.7 1017.4 1021.8 1019.7 1027.0 ****** DAY-HOUR 3-18 **-** 28- 6 30-18 16-18 5-15 6-15 13-15 17-18 17- 3 23- 3 26-15 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 867.0 864.9 864.1 863.6 864.4 863.4 861.6 863.4 867.9 870.0 868.0 867.9 865.5 MAX. QFE PRESSURE IN HPA 874.5 870.5 871.5 870.2 872.0 868.5 866.3 866.5 871.9 874.5 873.5 873.1 874.5 DAY 9 5 6 20 22 10 30 3 27 25 16 12 MIN. QFE PRESSURE IN HPA 859.4 858.1 854.4 851.9 857.6 857.8 858.2 860.5 864.4 863.5 859.4 863.8 851.9 DAY 4 3 28 2 13 5 6 13 22 17 23 19 MEAN QNH PRESSURE IN HPA 1031.8 1029.4 1028.4 1027.9 1028.7 1027.6 1025.6 1027.7 1032.8 1035.2 1033.0 1032.9 1030.1 MAX. QNH PRESSURE IN HPA 1040.4 1035.8 1037.0 1035.5 1037.5 1033.5 1031.0 1031.2 1037.4 1040.4 1039.3 1038.8 1040.4 DAY 9 5 6 20 22 10 30 3 27 25 16 12 MIN. QNH PRESSURE IN HPA 1023.0 1021.5 1017.3 1014.4 1020.9 1021.2 1021.6 1024.3 1028.8 1027.7 1023.0 1028.1 1014.4 DAY 4 3 28 2 13 5 6 13 22 17 23 19 MEAN QFF PRESSURE IN HPA 1034.9 1031.1 1026.8 1023.0 1020.8 1017.5 1013.7 1017.3 1025.4 1032.4 1032.5 1034.7 1025.8 MAX. QFF PRESSURE IN HPA 1043.6 1041.3 1039.5 1035.7 1029.5 1025.2 1020.9 1021.4 1033.6 1040.5 1041.5 1041.2 1043.6 DAY 9 5 1 3 22 9 30 3 24 25 27 12 MIN. QFF PRESSURE IN HPA 1026.4 1022.2 1009.5 1010.1 1011.7 1009.5 1008.9 1013.6 1019.2 1021.8 1019.7 1027.8 1008.9 DAY 4 22 28 29 13 5 6 13 22 17 23 26 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.1 866.1 864.8 864.2 864.9 863.5 861.8 863.7 868.3 870.9 868.9 868.9 866.2 MAX. QFE PRESSURE IN HPA 875.9 871.1 873.0 870.7 872.2 868.6 866.4 866.5 872.6 875.2 874.6 874.5 875.9 DAY 9 5 6 20 22 9 30 3 27 29 16 12 MIN. QFE PRESSURE IN HPA 860.3 859.5 853.4 851.8 857.9 857.4 858.4 860.9 865.4 866.6 861.1 863.6 851.8 DAY 3 3 28 2 13 5 6 13 29 17 23 26 MEAN QNH PRESSURE IN HPA 1033.1 1030.7 1029.3 1028.5 1029.3 1027.8 1025.8 1028.0 1033.3 1036.2 1034.0 1033.9 1030.8 MAX. QNH PRESSURE IN HPA 1042.0 1036.5 1038.7 1036.0 1037.8 1033.6 1031.1 1031.2 1038.2 1041.2 1040.5 1040.4 1042.0 DAY 9 5 6 20 22 9 30 3 27 29 16 12 MIN. QNH PRESSURE IN HPA 1024.1 1023.1 1016.1 1014.3 1021.3 1020.7 1021.9 1024.7 1029.9 1031.3 1025.0 1027.9 1014.3 DAY 3 3 28 2 13 5 6 13 29 17 23 26 MEAN QFF PRESSURE IN HPA 1035.8 1032.2 1026.8 1022.8 1020.7 1016.9 1013.2 1016.6 1024.2 1031.7 1032.0 1035.1 1025.7 MAX. QFF PRESSURE IN HPA 1043.6 1040.8 1040.4 1036.6 1029.5 1025.5 1020.2 1020.3 1032.0 1039.3 1040.7 1041.7 1043.6 DAY 9 5 1 3 22 9 30 3 24 25 26 12 MIN. QFF PRESSURE IN HPA 1027.9 1024.8 1008.3 1010.5 1010.3 1008.2 1008.4 1013.1 1018.6 1024.2 1021.5 1027.7 1008.2 DAY 27 22 28 29 13 5 6 14 18 15 23 26 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.0 865.4 864.0 863.3 864.1 862.6 861.0 862.8 867.2 869.7 867.6 867.6 865.2 MAX. QFE PRESSURE IN HPA 874.8 870.2 871.8 870.0 871.0 867.7 865.7 866.0 871.5 874.4 872.8 872.8 874.8 DAY 9 4 6 20 22 9 24 3 27 29 16 12 MIN. QFE PRESSURE IN HPA 858.5 859.1 854.4 852.4 857.2 855.3 857.3 859.6 864.5 865.4 861.3 863.1 852.4 DAY 3 1 28 2 16 5 6 13 29 17 23 26 MEAN QNH PRESSURE IN HPA 1031.8 1029.9 1028.3 1027.6 1028.4 1026.7 1024.9 1026.9 1032.0 1034.8 1032.4 1032.5 1029.7 MAX. QNH PRESSURE IN HPA 1040.8 1035.5 1037.3 1035.2 1036.4 1032.6 1030.3 1030.6 1037.0 1040.3 1038.5 1038.5 1040.8 DAY 9 4 6 20 22 9 24 3 27 29 16 12 MIN. QNH PRESSURE IN HPA 1022.0 1022.7 1017.3 1015.0 1020.5 1018.3 1020.6 1023.3 1028.9 1029.9 1025.2 1027.3 1015.0 DAY 3 1 28 2 16 5 6 13 29 17 23 26 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 866.1 864.4 862.5 862.1 862.8 861.3 860.0 861.7 865.9 868.8 866.9 866.8 864.1 MAX. QFE PRESSURE IN HPA 874.5 869.4 870.4 868.0 869.1 866.7 864.0 865.3 870.1 873.5 871.9 872.1 874.5 DAY 9 4 5 20 21 9 30 3 27 29 26 12 MIN. QFE PRESSURE IN HPA 857.2 858.1 854.4 853.7 856.2 853.8 856.3 858.3 863.1 863.9 862.4 862.1 853.7 DAY 3 1 28 29 6 5 6 13 22 17 5 29 MEAN QNH PRESSURE IN HPA 1030.8 1028.7 1026.6 1026.2 1026.9 1025.2 1023.7 1025.6 1030.5 1033.8 1031.7 1031.5 1028.4 MAX. QNH PRESSURE IN HPA 1040.4 1034.5 1035.7 1032.9 1034.2 1031.4 1028.3 1029.8 1035.3 1039.3 1037.4 1037.6 1040.4 DAY 9 4 5 20 21 9 30 3 27 29 26 12 MIN. QNH PRESSURE IN HPA 1020.5 1021.5 1017.3 1016.5 1019.3 1016.6 1019.4 1021.8 1027.3 1028.2 1026.5 1026.1 1016.5 DAY 3 1 28 29 6 5 6 13 22 17 5 29 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.7 864.9 862.9 862.4 863.0 861.5 860.2 862.1 866.4 869.4 867.6 867.3 864.5 MAX. QFE PRESSURE IN HPA 874.8 870.3 871.3 869.0 869.1 867.3 864.1 865.8 870.7 874.2 872.8 872.7 874.8 DAY 9 4 5 19 21 9 30 3 27 29 26 1 MIN. QFE PRESSURE IN HPA 857.0 858.7 855.4 853.6 856.2 854.1 855.9 859.0 863.6 864.8 862.5 862.6 853.6 DAY 3 1 12 29 12 5 6 13 17 16 22 26 MEAN QNH PRESSURE IN HPA 1031.5 1029.4 1027.0 1026.5 1027.2 1025.4 1023.9 1026.1 1031.0 1034.5 1032.5 1032.1 1028.9 MAX. QNH PRESSURE IN HPA 1040.8 1035.6 1036.7 1034.1 1034.2 1032.1 1028.4 1030.4 1036.0 1040.1 1038.5 1038.3 1040.8 DAY 9 4 5 19 21 9 30 3 27 29 26 1 MIN. QNH PRESSURE IN HPA 1020.3 1022.2 1018.4 1016.3 1019.3 1016.9 1019.0 1022.6 1027.9 1029.2 1026.6 1026.7 1016.3 DAY 3 1 12 29 12 5 6 13 17 16 22 26 MEAN QFF PRESSURE IN HPA 1034.5 1031.1 1025.2 1021.5 1019.3 1015.2 1012.1 1015.8 1023.7 1031.7 1031.9 1033.8 1024.7 MAX. QFF PRESSURE IN HPA 1044.2 1041.1 1038.8 1034.8 1026.3 1024.3 1018.7 1021.5 1031.2 1039.9 1040.4 1040.7 1044.2 DAY 9 4 5 3 21 9 30 31 23 29 26 12 MIN. QFF PRESSURE IN HPA 1024.8 1022.2 1013.9 1009.1 1009.2 1005.0 1006.4 1011.7 1017.4 1023.9 1023.0 1027.0 1005.0 DAY 3 21 27 29 12 5 6 13 17 14 22 26 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 867.3 865.6 863.7 863.6 864.2 862.6 861.4 863.3 867.5 870.2 868.3 867.8 865.5 MAX. QFE PRESSURE IN HPA 875.1 870.7 872.3 870.1 871.3 868.5 866.0 867.0 871.4 875.1 873.7 873.6 875.1 DAY 9 4 5 19 21 9 29 31 27 24 26 1 MIN. QFE PRESSURE IN HPA 857.0 859.1 855.4 854.7 856.8 856.4 857.9 860.1 864.4 865.3 862.5 861.2 854.7 DAY 3 1 12 30 16 5 6 13 19 16 22 31 MEAN QNH PRESSURE IN HPA 1032.2 1030.2 1028.0 1027.9 1028.6 1026.7 1025.3 1027.6 1032.4 1035.5 1033.2 1032.7 1030.0 MAX. QNH PRESSURE IN HPA 1041.1 1036.0 1037.9 1035.3 1036.7 1033.5 1030.6 1031.8 1036.8 1041.1 1039.5 1039.4 1041.1 DAY 9 4 5 19 21 9 29 31 27 24 26 1 MIN. QNH PRESSURE IN HPA 1020.3 1022.7 1018.4 1017.6 1020.0 1019.6 1021.3 1023.8 1028.8 1029.8 1026.6 1025.1 1017.6 DAY 3 1 12 30 16 5 6 13 19 16 22 31 MEAN QFF PRESSURE IN HPA 1034.8 1031.6 1025.3 1022.1 1020.0 1015.7 1012.8 1016.2 1023.4 1031.0 1031.3 1033.9 1024.8 MAX. QFF PRESSURE IN HPA 1043.6 1040.7 1039.4 1035.5 1027.8 1024.9 1019.5 1021.0 1032.6 1039.4 1039.9 1039.9 1043.6 DAY 9 4 5 3 21 9 29 31 23 24 26 12 MIN. QFF PRESSURE IN HPA 1023.5 1022.7 1012.8 1008.3 1008.6 1006.1 1007.9 1012.2 1017.4 1023.6 1021.6 1027.2 1006.1 DAY 3 21 27 30 16 5 6 13 17 14 22 26 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.4 1.0 7.2 17.9 22.6 26.8 28.5 27.2 21.9 15.9 6.5 0.2 14.9 MINIMUN AIR TEMPERATURE (C) -3.1 -3.7 1.1 8.7 13.2 16.4 18.6 16.3 11.2 7.7 0.5 -5.0 6.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 8 6 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 10 10 2 0 0 0 0 0 0 0 0 17 39 DAYS WITH FREEZING MIN.<= 0 25 24 12 0 0 0 0 0 0 3 16 30 110 TEMPERATURE RECORDS LOWEST(C) -10.4 -16.2 -5.5 1.0 6.0 11.0 15.0 10.0 4.5 -3.8 -3.7 -15.5 -16.2 DAY 20 20 9 5 13 1 10 31 22 26 30 10 MAXIMUM AIR TEMPERATURE (C) 8.3 5.8 12.4 24.6 28.9 33.5 34.9 33.8 29.7 23.1 13.0 5.9 21.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 15 30 31 30 15 0 0 0 122 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 2 2 TEMPERATURE RECORDS HIGHEST(C) 14.8 12.4 19.4 30.4 33.5 38.2 41.0 40.8 32.9 28.9 20.2 12.8 41.0 DAY 12 4 24 28 20 12 31 1 5 21 9 5 DIF. BETWEEN (MAX.-MIN.) (C) 11.4 9.5 11.3 15.9 15.7 17.1 16.3 17.5 18.5 15.4 12.5 10.9 14.4 MEAN DAILY TEMP. (MDT) (C) 2.6 1.0 6.8 16.6 21.0 24.9 26.8 25.1 20.4 15.4 6.8 0.5 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.4 38.7 118.4 179.3 126.7 17.9 0.0 0.0 0.0 482.5 HEATING DEG. DAYS(BASE 18 0C) 477.6 474.8 348.6 59.1 8.6 0.0 0.0 0.0 7.3 87.9 337.1 543.3 2344.2 DEWPOINT (MEAN C) -1.8 -3.6 0.4 4.2 6.1 6.3 5.3 4.7 1.9 4.4 1.1 -3.6 2.1 MIXING RATIO (G/KG) 4.08 3.58 4.80 6.21 7.18 7.05 6.72 6.52 5.23 6.46 4.96 3.52 5.53 VAPOUR PRESSURE (HPA) 5.64 4.94 6.61 8.54 9.87 9.67 9.19 8.93 7.22 8.91 6.86 4.88 7.60 SATURATION DEF. (HPA) 2.05 1.89 4.10 13.23 18.89 27.06 31.14 29.20 20.82 10.55 3.40 1.69 13.67 RELATIVE HUMIDITY (MEAN %) 76 74 66 44 37 29 25 26 29 51 72 78 51 RELATIVE HUMIDITY (MAX. %) 92 90 86 69 58 49 42 44 47 78 90 93 70 RELATIVE HUMIDITY (MIN. %) 58 58 49 28 24 19 16 16 18 31 53 60 36 RELATIVE HUMIDITY (MEAN% 03UTC) 89 87 82 68 58 49 42 44 47 75 88 90 68 RELATIVE HUMIDITY (MEAN% 09UTC) 65 62 58 29 28 21 18 18 20 34 57 64 40 RELATIVE HUMIDITY (MEAN% 15UTC) 76 76 63 39 33 25 20 23 28 50 73 82 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 92.4 83.9 90.6 7.5 8.4 1.0 0.2 0.0 0.0 16.5 44.3 53.7 398.5 DAYS WITH PRECIPITATION >=10 3 3 3 0 0 0 0 0 0 0 2 1 12 DAYS WITH PRECIPITATION >= 5 4 5 5 0 1 0 0 0 0 1 4 4 24 DAYS WITH PRECIPITATION >= 1 5 13 9 2 2 1 0 0 0 4 6 10 52 DAYS WITH PRECIPITATION 12 16 9 7 3 1 1 0 0 10 9 10 78 GREATEST DAILY PRECIPITATION 40.0 19.2 30.0 4.0 5.0 1.0 0.2 0.0 0.0 9.0 16.2 18.0 40.0 DAY 29 1 15 23 23 30 4 ** ** 1 11 30 DAY WITH THUNDER STORM 0 1 2 2 3 0 1 0 0 1 0 0 10 DAYS WITH SNOW OR SLEET 6 11 0 0 0 0 0 0 0 0 4 7 28 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 45 45 45 45 45 90 45 45 45 45 45 90 45 PREVAILING WIND SPEED(KNOTS) 6.0 5.8 4.7 6.7 6.4 7.3 8.0 6.7 5.1 5.6 5.4 10.8 6.6 PREVAILING WIND PERCENT 2.7 4.8 6.2 10.2 23.0 23.3 24.7 28.2 12.5 9.4 7.3 2.7 12.0 CALMS PERCENT OF WIND 89.8 76.8 68.9 69.5 54.6 58.3 52.7 46.5 73.8 74.7 81.5 91.9 70.0 NO. OF WIND OBSERVATION 186 168 177 167 174 180 186 170 168 170 178 186 2110 VECTOR WIND DIRECTION (MEAN) 109 99 102 57 53 77 61 68 56 353 80 74 67 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.4 0.7 0.6 1.9 2.6 3.4 3.3 1.1 0.4 0.5 0.4 1.2 WIND STEADINESES (MEAN %) 25.0 28.6 35.0 31.6 63.3 86.7 89.5 91.7 73.3 23.5 45.5 57.1 60.0 WIND SPEED (MEAN KNOTS) 0.8 1.4 2.0 1.9 3.0 3.0 3.8 3.6 1.5 1.7 1.1 0.7 2.0 FASTEST WIND DIRECTION 210 150 150 30 280 70 30 60 20 270 150 70 280 FASTEST WIND SPEED (KNOTS) 16 16 16 16 29 14 16 17 14 17 16 16 29 DAY 8 5 25 30 24 2 12 23 17 3 9 7 DAYS WITH SKY CLEAR (0-2)/8 14 7 14 17 22 29 30 31 30 19 16 16 245 DAYS WITH P.CLOUDY (3-6)/8 11 12 9 10 9 1 1 0 0 10 10 4 77 DAYS WITH CLOUDY (7-8)/8 6 9 8 3 0 0 0 0 0 2 4 11 43 DAYS WITH VISIBILITY =< 2 KM 1 4 1 0 0 1 0 0 0 0 2 8 17 DURATION OF SUNSHINE HOURS 153.5 123.6 184.7 252.7 330.1 363.2 367.9 371.0 293.9 208.5 172.3 133.3 2954.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.0 864.0 863.7 865.2 866.8 863.0 860.8 861.8 866.9 867.9 868.5 868.4 865.2 MAX. QFE PRESSURE IN HPA 874.4 873.0 871.2 875.7 874.4 870.2 866.3 866.7 872.4 874.6 877.0 876.2 877.0 DAY-HOUR 19- 6 11- 6 16- 6 4-18 10- 6 7- 6 8- 6 16- 6 20- 6 25-18 18- 6 10- 6 MIN. QFE PRESSURE IN HPA 852.4 853.8 855.0 856.9 860.2 858.1 852.4 853.2 862.0 862.7 862.5 860.5 852.4 DAY-HOUR 17-15 14-12 25-12 18-12 24-12 25-12 31-12 1-12 13-12 20-15 6-12 8- 3 MEAN QNH PRESSURE IN HPA 1030.6 1028.3 1028.0 1029.7 1031.5 1027.1 1024.6 1025.8 1031.7 1032.8 1033.5 1033.4 1029.7 MAX. QNH PRESSURE IN HPA 1040.3 1038.7 1036.6 1041.8 1040.3 1035.5 1031.0 1031.4 1038.0 1040.5 1043.3 1042.4 1043.3 DAY-HOUR 19- 6 11- 6 16- 6 4-18 10- 6 7- 6 8- 6 16- 6 20- 6 25-18 18- 6 10- 6 MIN. QNH PRESSURE IN HPA 1015.0 1016.6 1018.0 1020.1 1023.9 1021.5 1015.0 1015.9 1026.0 1026.8 1026.6 1024.3 1015.0 DAY-HOUR 17-15 14-12 25-12 18-12 24-12 25-12 31-12 1-12 13-12 20-15 6-12 8- 3 MEAN QFF PRESSURE IN HPA 1034.4 ****** ****** ****** ****** 1016.4 1012.8 ****** ****** ****** ****** 1038.9 ****** MAX. QFF PRESSURE IN HPA 1048.8 ****** ****** ****** ****** 1023.5 1019.3 ****** ****** ****** ****** 1053.9 ****** DAY-HOUR 19- 6 **-** **-** **-** **-** 7- 6 8- 6 **-** **-** **-** **-** 10- 3 MIN. QFF PRESSURE IN HPA 1014.7 ****** ****** ****** ****** 1010.2 1000.2 ****** ****** ****** ****** 1029.8 ****** DAY-HOUR 17-15 **-** **-** **-** **-** 28-15 31-15 **-** **-** **-** **-** 28-18 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 865.9 863.8 863.6 865.6 867.7 863.8 861.5 862.7 867.6 868.2 868.4 868.4 865.6 MAX. QFE PRESSURE IN HPA 873.1 871.8 870.8 873.6 873.8 869.4 865.6 866.4 871.9 873.6 874.8 874.7 874.8 DAY 19 11 16 4 12 7 8 16 20 26 18 10 MIN. QFE PRESSURE IN HPA 855.0 857.9 857.8 859.2 861.6 860.0 854.9 854.8 863.5 863.7 862.8 860.5 854.8 DAY 29 1 3 19 24 26 31 1 14 21 14 8 MEAN QNH PRESSURE IN HPA 1030.5 1028.1 1027.9 1030.1 1032.6 1028.1 1025.5 1026.8 1032.5 1033.2 1033.4 1033.4 1030.2 MAX. QNH PRESSURE IN HPA 1038.8 1037.3 1036.1 1039.4 1039.6 1034.5 1030.2 1031.1 1037.4 1039.4 1040.8 1040.6 1040.8 DAY 19 11 16 4 12 7 8 16 20 26 18 10 MIN. QNH PRESSURE IN HPA 1018.0 1021.3 1021.2 1022.8 1025.6 1023.7 1017.8 1017.7 1027.7 1028.0 1026.9 1024.3 1017.7 DAY 29 1 3 19 24 26 31 1 14 21 14 8 MEAN QFF PRESSURE IN HPA 1034.2 1032.6 1028.5 1025.0 1024.5 1017.5 1013.9 1016.5 1025.6 1029.3 1035.0 1039.1 1026.8 MAX. QFF PRESSURE IN HPA 1047.8 1048.3 1038.3 1038.6 1035.3 1023.4 1019.0 1023.0 1032.5 1042.6 1044.8 1053.9 1053.9 DAY 19 20 16 5 12 4 9 27 21 26 18 10 MIN. QFF PRESSURE IN HPA 1019.0 1021.4 1017.2 1017.0 1016.0 1012.3 1003.7 1003.3 1019.2 1022.3 1027.4 1030.8 1003.3 DAY 29 1 19 19 24 25 31 1 14 6 8 28 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.2 864.8 864.6 866.2 868.1 864.0 861.6 863.0 868.1 869.1 869.6 869.6 866.3 MAX. QFE PRESSURE IN HPA 874.4 873.0 871.2 875.4 874.4 870.2 866.3 866.7 872.4 874.2 877.0 876.2 877.0 DAY 19 11 16 4 10 7 8 16 20 25 18 10 MIN. QFE PRESSURE IN HPA 855.1 858.1 858.2 860.2 861.9 860.4 855.1 854.9 864.1 864.7 863.4 862.8 854.9 DAY 29 5 19 18 24 26 31 1 14 21 14 8 MEAN QNH PRESSURE IN HPA 1032.0 1029.3 1029.0 1030.9 1033.0 1028.3 1025.6 1027.1 1033.1 1034.1 1034.8 1034.7 1031.0 MAX. QNH PRESSURE IN HPA 1040.3 1038.7 1036.6 1041.4 1040.3 1035.5 1031.0 1031.4 1038.0 1040.1 1043.3 1042.4 1043.3 DAY 19 11 16 4 10 7 8 16 20 25 18 10 MIN. QNH PRESSURE IN HPA 1018.1 1021.5 1021.6 1023.9 1025.9 1024.2 1018.1 1017.8 1028.4 1029.1 1027.6 1026.9 1017.8 DAY 29 5 19 18 24 26 31 1 14 21 14 8 MEAN QFF PRESSURE IN HPA 1035.5 1033.2 1029.9 1026.6 1022.2 1016.8 1013.0 1012.7 1025.9 1030.5 1035.5 1039.3 1026.8 MAX. QFF PRESSURE IN HPA 1048.8 1048.6 1037.9 1039.2 1029.8 1023.5 1019.3 1021.9 1031.9 1042.9 1046.1 1050.5 1050.5 DAY 19 20 1 4 30 7 8 16 21 26 18 9 MIN. QFF PRESSURE IN HPA 1019.8 1021.9 1017.9 1016.0 1015.1 1012.0 1003.3 1002.5 1018.8 1023.5 1027.7 1031.4 1002.5 DAY 29 1 19 28 24 12 31 1 14 6 7 28 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 865.9 864.0 863.9 865.2 867.0 863.1 860.8 862.0 867.0 867.7 868.2 868.3 865.3 MAX. QFE PRESSURE IN HPA 872.6 872.4 870.4 874.6 874.2 869.9 865.8 865.4 871.4 873.2 875.8 874.4 875.8 DAY 19 20 16 4 10 7 8 27 20 25 18 10 MIN. QFE PRESSURE IN HPA 853.8 856.2 857.5 858.8 861.3 859.9 853.8 853.8 863.4 863.7 863.5 862.6 853.8 DAY 29 1 25 18 24 26 31 1 14 21 6 28 MEAN QNH PRESSURE IN HPA 1030.5 1028.3 1028.2 1029.7 1031.8 1027.3 1024.7 1026.0 1031.7 1032.6 1033.1 1033.3 1029.8 MAX. QNH PRESSURE IN HPA 1038.2 1038.0 1035.7 1040.5 1040.1 1035.1 1030.4 1029.9 1036.8 1038.9 1041.9 1040.3 1041.9 DAY 19 20 16 4 10 7 8 27 20 25 18 10 MIN. QNH PRESSURE IN HPA 1016.6 1019.3 1020.8 1022.3 1025.2 1023.6 1016.6 1016.6 1027.6 1028.0 1027.7 1026.7 1016.6 DAY 29 1 25 18 24 26 31 1 14 21 6 28 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 865.1 863.1 862.8 863.9 865.7 861.7 859.8 860.9 865.7 866.9 867.5 867.6 864.2 MAX. QFE PRESSURE IN HPA 871.1 870.7 868.4 872.9 873.2 868.0 864.7 864.2 870.1 872.6 875.4 873.8 875.4 DAY 19 20 31 4 10 7 8 27 20 25 18 9 MIN. QFE PRESSURE IN HPA 854.3 853.8 855.0 856.9 860.2 858.1 852.4 853.2 862.0 862.9 862.5 861.4 852.4 DAY 17 14 25 18 24 25 31 1 13 20 6 30 MEAN QNH PRESSURE IN HPA 1029.6 1027.3 1027.0 1028.2 1030.2 1025.7 1023.4 1024.7 1030.3 1031.6 1032.4 1032.5 1028.6 MAX. QNH PRESSURE IN HPA 1036.5 1036.0 1033.4 1038.6 1038.9 1032.9 1029.1 1028.6 1035.3 1038.2 1041.4 1039.6 1041.4 DAY 19 20 31 4 10 7 8 27 20 25 18 9 MIN. QNH PRESSURE IN HPA 1017.1 1016.6 1018.0 1020.1 1023.9 1021.5 1015.0 1015.9 1026.0 1027.1 1026.6 1025.3 1015.0 DAY 17 14 25 18 24 25 31 1 13 20 6 30 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 865.6 863.9 863.2 864.2 865.8 861.9 859.9 861.1 866.0 867.4 868.3 868.2 864.6 MAX. QFE PRESSURE IN HPA 871.6 870.9 869.1 873.5 873.5 867.6 864.7 865.0 869.9 873.4 876.0 875.0 876.0 DAY 18 11 5 4 10 7 8 31 20 25 18 9 MIN. QFE PRESSURE IN HPA 852.4 856.4 855.4 856.9 860.7 858.2 852.4 853.5 862.4 862.7 862.8 862.5 852.4 DAY 17 14 25 18 23 25 31 1 13 20 6 28 MEAN QNH PRESSURE IN HPA 1030.2 1028.2 1027.5 1028.5 1030.4 1025.9 1023.6 1024.9 1030.6 1032.2 1033.3 1033.1 1029.0 MAX. QNH PRESSURE IN HPA 1037.1 1036.3 1034.2 1039.3 1039.3 1032.5 1029.1 1029.5 1035.1 1039.1 1042.1 1041.0 1042.1 DAY 18 11 5 4 10 7 8 31 20 25 18 9 MIN. QNH PRESSURE IN HPA 1015.0 1019.6 1018.4 1020.1 1024.5 1021.6 1015.0 1016.2 1026.5 1026.8 1026.9 1026.6 1015.0 DAY 17 14 25 18 23 25 31 1 13 20 6 28 MEAN QFF PRESSURE IN HPA 1033.8 1032.7 1027.9 1023.2 1022.3 1015.2 1012.0 1014.7 1023.6 1028.3 1034.8 1038.8 1025.6 MAX. QFF PRESSURE IN HPA 1045.4 1047.8 1037.8 1037.8 1034.0 1021.4 1018.1 1022.3 1030.7 1040.1 1045.8 1053.0 1053.0 DAY 21 20 5 4 10 7 8 31 21 26 18 9 MIN. QFF PRESSURE IN HPA 1014.7 1021.5 1015.9 1013.9 1015.2 1010.2 1000.2 1001.9 1017.9 1021.7 1026.2 1029.8 1000.2 DAY 17 1 19 28 24 28 31 1 13 20 6 30 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 866.1 864.5 864.5 867.1 866.2 863.4 861.1 860.6 867.2 868.7 868.9 868.7 865.6 MAX. QFE PRESSURE IN HPA 873.1 871.6 870.0 875.7 869.8 868.3 865.5 865.4 871.4 874.6 875.8 876.0 876.0 DAY 18 11 15 4 29 7 8 15 20 25 18 9 MIN. QFE PRESSURE IN HPA 852.9 856.3 857.4 860.8 862.3 859.6 854.0 855.4 863.8 864.4 863.3 862.3 852.9 DAY 17 14 2 27 23 25 31 1 13 1 13 7 MEAN QNH PRESSURE IN HPA 1030.7 1028.9 1028.9 1031.9 1030.9 1027.6 1024.9 1024.4 1032.1 1033.8 1033.9 1033.7 1030.1 MAX. QNH PRESSURE IN HPA 1038.8 1037.1 1035.2 1041.8 1035.0 1033.3 1030.0 1029.9 1036.8 1040.5 1041.9 1042.1 1042.1 DAY 18 11 15 4 29 7 8 15 20 25 18 9 MIN. QNH PRESSURE IN HPA 1015.5 1019.4 1020.7 1024.6 1026.4 1023.3 1016.8 1018.4 1028.1 1028.8 1027.5 1026.4 1015.5 DAY 17 14 2 27 23 25 31 1 13 1 13 7 MEAN QFF PRESSURE IN HPA 1034.1 1032.9 1029.2 1026.2 1021.6 1016.1 1012.3 1011.6 1024.7 1029.9 1034.8 1038.3 1026.0 MAX. QFF PRESSURE IN HPA 1045.9 1047.3 1036.9 1039.8 1028.7 1022.2 1018.5 1019.8 1030.9 1041.6 1044.6 1049.5 1049.5 DAY 18 20 5 4 29 3 8 15 21 25 18 10 MIN. QFF PRESSURE IN HPA 1016.3 1021.8 1017.8 1016.3 1015.7 1011.4 1001.9 1003.0 1018.5 1021.2 1025.5 1029.8 1001.9 DAY 17 14 19 27 22 24 31 1 13 5 7 28 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 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.5 5.0 6.8 13.2 20.7 25.8 29.1 26.9 21.4 13.8 10.4 2.2 14.7 MINIMUN AIR TEMPERATURE (C) -4.7 -1.6 0.5 7.6 13.4 17.1 20.3 19.2 13.5 5.8 3.1 -2.6 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 13 10 0 0 0 0 25 DAYS WITH MINIMUM TEMP. <=-4 18 7 3 0 0 0 0 0 0 0 0 9 37 DAYS WITH FREEZING MIN.<= 0 23 18 14 0 0 0 0 0 0 2 2 20 79 TEMPERATURE RECORDS LOWEST(C) -15.6 -6.6 -6.0 2.6 6.8 10.2 15.2 13.4 8.2 -0.2 -3.0 -10.6 -15.6 DAY 28 24 1 1 1 3 3 26 17 21 27 24 MAXIMUM AIR TEMPERATURE (C) 6.3 10.6 12.7 19.7 28.7 34.2 37.4 35.5 31.0 23.9 19.7 9.6 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 13 27 29 31 20 3 0 0 123 DAYS WITH MAXIMUM TEMP. <= 0 4 0 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 14.4 15.6 19.6 28.8 32.2 39.8 42.5 38.8 36.4 32.4 25.2 17.4 42.5 DAY 3 21 5 23 18 23 29 29 8 4 1 9 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 12.2 12.2 12.1 15.3 17.1 17.1 16.3 17.5 18.1 16.6 12.2 14.8 MEAN DAILY TEMP. (MDT) (C) 0.8 4.5 6.6 13.6 21.1 25.7 28.8 27.3 22.2 14.9 11.4 3.5 15.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.1 28.4 144.8 226.6 190.6 61.8 0.2 0.0 0.0 652.5 HEATING DEG. DAYS(BASE 18 0C) 532.4 377.4 330.9 140.4 8.9 0.0 0.0 0.0 1.8 95.4 190.7 448.6 2126.4 DEWPOINT (MEAN C) -4.2 -2.5 -1.8 5.4 8.4 6.7 8.5 6.5 3.9 -2.5 -3.2 -5.0 1.7 MIXING RATIO (G/KG) 3.46 3.82 3.98 6.64 8.25 7.31 8.30 7.24 6.24 3.79 3.53 3.30 5.49 VAPOUR PRESSURE (HPA) 4.79 5.28 5.49 9.12 11.30 10.02 11.33 9.90 8.57 5.25 4.91 4.58 7.54 SATURATION DEF. (HPA) 1.99 3.78 4.91 6.97 14.43 25.37 30.88 27.24 18.95 12.04 8.59 3.23 13.20 RELATIVE HUMIDITY (MEAN %) 74 63 58 64 49 32 30 30 35 35 42 62 48 RELATIVE HUMIDITY (MAX. %) 90 84 81 84 70 49 45 45 49 52 60 81 66 RELATIVE HUMIDITY (MIN. %) 55 44 40 43 29 19 18 18 22 19 24 38 31 RELATIVE HUMIDITY (MEAN% 03UTC) 87 84 76 79 66 49 43 44 48 49 54 74 63 RELATIVE HUMIDITY (MEAN% 09UTC) 63 51 47 48 32 22 20 19 23 20 25 44 35 RELATIVE HUMIDITY (MEAN% 15UTC) 71 59 52 56 40 24 24 23 30 31 37 60 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 38.3 49.9 53.7 106.5 28.2 0.0 0.0 0.2 0.0 0.0 0.0 13.0 289.8 DAYS WITH PRECIPITATION >=10 1 1 1 4 1 0 0 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 4 3 2 7 3 0 0 0 0 0 0 0 19 DAYS WITH PRECIPITATION >= 1 5 4 5 11 4 0 0 0 0 0 0 4 33 DAYS WITH PRECIPITATION 9 7 9 14 6 0 0 1 0 0 1 10 57 GREATEST DAILY PRECIPITATION 14.8 33.0 34.0 27.2 10.4 0.0 0.0 0.2 0.0 0.0 0.0 4.8 34.0 DAY 21 18 7 1 3 ** ** 8 ** ** ** 12 DAY WITH THUNDER STORM 0 0 0 0 5 0 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 6 1 2 1 0 0 0 0 0 0 0 6 16 DAYS WITH DUST 1 1 0 0 0 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 135 225 45 45 45 90 90 45 90 45 225 90 45 PREVAILING WIND SPEED(KNOTS) 10.8 6.6 8.1 8.1 7.7 9.3 8.5 8.7 8.8 7.4 6.5 6.0 8.2 PREVAILING WIND PERCENT 4.3 4.7 9.5 9.6 12.5 24.0 24.1 30.6 20.8 7.7 3.3 2.4 11.9 CALMS PERCENT OF WIND 82.1 83.8 54.0 68.3 63.3 50.7 46.9 36.7 55.4 74.6 86.3 92.7 65.7 NO. OF WIND OBSERVATION 184 148 189 240 248 217 241 248 240 248 240 248 2691 VECTOR WIND DIRECTION (MEAN) 137 258 71 89 62 78 59 61 68 67 316 82 66 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.6 1.1 0.4 1.6 3.5 3.9 4.9 3.5 1.2 0.3 0.2 1.6 WIND STEADINESES (MEAN %) 30.8 50.0 33.3 16.7 61.5 87.5 86.7 87.5 92.1 63.2 27.3 50.0 59.3 WIND SPEED (MEAN KNOTS) 1.3 1.2 3.3 2.4 2.6 4.0 4.5 5.6 3.8 1.9 1.1 0.4 2.7 FASTEST WIND DIRECTION 130 270 120 240 210 110 30 30 60 70 330 30 270 FASTEST WIND SPEED (KNOTS) 19 35 19 23 23 19 19 19 17 19 19 12 35 DAY 24 22 15 26 14 29 12 17 1 6 25 15 DAYS WITH SKY CLEAR (0-2)/8 19 17 15 9 14 29 30 31 29 30 25 17 265 DAYS WITH P.CLOUDY (3-6)/8 5 7 11 16 16 1 1 0 1 1 5 11 75 DAYS WITH CLOUDY (7-8)/8 7 4 5 5 1 0 0 0 0 0 0 3 25 DAYS WITH VISIBILITY =< 2 KM 2 1 1 0 0 0 0 0 0 0 0 0 4 DURATION OF SUNSHINE HOURS 164.6 180.2 191.8 216.3 270.8 334.3 364.0 353.4 308.6 281.3 224.4 174.8 3064.5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 865.4 864.7 864.2 863.9 863.4 860.8 861.2 864.8 868.7 870.2 868.9 865.3 MAX. QFE PRESSURE IN HPA 877.9 873.9 871.9 870.1 870.8 871.2 866.5 865.5 870.0 875.5 879.5 877.7 879.5 DAY-HOUR 8- 6 11- 6 14- 6 27- 6 16- 6 1- 6 1- 6 8- 6 20- 6 28- 6 26- 6 4- 6 MIN. QFE PRESSURE IN HPA 853.3 856.6 855.6 858.8 859.2 857.3 854.4 855.9 859.9 860.6 864.6 857.7 853.3 DAY-HOUR 24-18 27-15 6-15 11- 0 29-15 22-12 27-12 4-15 9- 0 4-12 12-12 12- 9 MEAN QNH PRESSURE IN HPA 1031.8 1030.0 1029.1 1028.5 1028.2 1027.6 1024.6 1025.1 1029.2 1033.7 1035.5 1033.9 1029.8 MAX. QNH PRESSURE IN HPA 1044.3 1039.7 1037.4 1035.3 1036.1 1036.6 1031.2 1030.0 1035.2 1041.6 1046.2 1044.1 1046.2 DAY-HOUR 8- 6 11- 6 14- 6 27- 6 16- 6 1- 6 1- 6 8- 6 20- 6 28- 6 26- 6 4- 6 MIN. QNH PRESSURE IN HPA 1016.0 1019.8 1018.6 1022.3 1022.8 1020.6 1017.3 1019.0 1023.6 1024.4 1029.0 1021.1 1016.0 DAY-HOUR 24-18 27-15 6-15 11- 0 29-15 22-12 27-12 4-15 9- 0 4-12 12-12 12- 9 MEAN QFF PRESSURE IN HPA 1037.3 ****** 1029.1 1023.9 1019.0 1016.4 1010.5 1012.4 1019.7 1029.0 1032.9 1036.5 ****** MAX. QFF PRESSURE IN HPA 1050.6 ****** 1039.0 1032.4 1026.2 1028.8 1019.2 1017.6 1028.2 1037.1 1046.2 1048.0 ****** DAY-HOUR 11-18 **-** 19- 3 30- 3 16- 6 1- 6 1- 3 27- 3 29- 6 20- 3 26- 6 25- 6 MIN. QFF PRESSURE IN HPA 1015.5 ****** 1016.3 1013.0 1011.5 1006.3 1002.3 1005.4 1010.0 1014.5 1023.8 1017.3 ****** DAY-HOUR 24-18 **-** 6-15 23-21 30-12 22-12 29-12 4-12 9- 0 4-12 11-21 12- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** 863.7 863.9 863.9 860.4 861.1 864.6 868.5 870.0 868.6 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** 869.4 869.4 869.0 864.8 863.7 868.4 874.4 875.1 874.9 ****** DAY ** ** ** 30 16 1 11 31 20 29 27 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** 858.8 860.4 858.7 855.8 857.6 859.9 861.3 864.8 860.0 ****** DAY ** ** ** 11 2 23 29 4 9 5 12 28 MEAN QNH PRESSURE IN HPA ****** ****** ****** 1028.0 1028.1 1028.2 1024.1 1025.0 1029.0 1033.5 1035.2 1033.6 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** 1034.5 1034.5 1034.1 1029.2 1028.0 1033.4 1040.3 1041.1 1040.9 ****** DAY ** ** ** 30 16 1 11 31 20 29 27 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** 1022.3 1024.2 1022.2 1018.9 1020.9 1023.6 1025.2 1029.2 1023.7 ****** DAY ** ** ** 11 2 23 29 4 9 5 12 28 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1023.3 1018.7 1016.7 1009.9 1011.8 1018.9 1028.0 1032.0 1035.4 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1030.6 1025.1 1026.1 1015.5 1015.2 1025.2 1034.8 1043.9 1044.1 ****** DAY ** ** ** 30 1 2 12 10 30 28 27 25 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1013.0 1012.9 1007.7 1003.3 1007.0 1010.0 1015.5 1024.3 1020.9 ****** DAY ** ** ** 24 30 23 29 5 9 5 16 12 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 866.7 865.3 864.7 864.5 864.6 864.0 861.5 861.9 865.4 869.1 870.5 868.9 865.6 MAX. QFE PRESSURE IN HPA 876.5 872.1 870.7 869.9 870.2 870.4 866.0 864.5 869.2 874.8 877.0 876.4 877.0 DAY 8 11 15 30 16 1 1 8 20 29 26 4 MIN. QFE PRESSURE IN HPA 855.4 857.0 856.2 859.8 860.4 859.5 856.8 858.4 861.0 862.3 865.3 859.8 855.4 DAY 25 28 7 11 3 22 27 4 9 5 12 12 MEAN QNH PRESSURE IN HPA 1031.4 1029.8 1029.1 1028.9 1029.0 1028.3 1025.5 1025.9 1029.9 1034.1 1035.8 1034.0 1030.1 MAX. QNH PRESSURE IN HPA 1042.7 1037.6 1036.0 1035.1 1035.5 1035.7 1030.6 1028.9 1034.3 1040.8 1043.3 1042.6 1043.3 DAY 8 11 15 30 16 1 1 8 20 29 26 4 MIN. QNH PRESSURE IN HPA 1018.4 1020.3 1019.3 1023.5 1024.2 1023.1 1020.0 1021.9 1024.9 1026.4 1029.8 1023.5 1018.4 DAY 25 28 7 11 3 22 27 4 9 5 12 12 MEAN QFF PRESSURE IN HPA 1036.7 1031.9 1030.0 1025.1 1020.6 1017.2 1012.6 1014.3 1021.7 1031.0 1034.6 1037.5 1026.1 MAX. QFF PRESSURE IN HPA 1049.6 1041.6 1039.0 1032.4 1026.2 1028.4 1019.2 1017.6 1028.0 1037.1 1045.5 1047.4 1049.6 DAY 9 11 19 30 16 1 1 27 30 20 27 25 MIN. QFF PRESSURE IN HPA 1019.8 1018.9 1016.5 1015.6 1015.1 1009.4 1006.1 1009.4 1013.1 1019.1 1026.4 1021.5 1006.1 DAY 25 28 6 24 30 23 29 4 9 5 16 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.9 866.4 865.8 865.2 864.9 864.3 861.8 862.2 865.9 869.9 871.5 870.2 866.3 MAX. QFE PRESSURE IN HPA 877.9 873.9 871.9 870.1 870.8 871.2 866.5 865.5 870.0 875.5 879.5 877.7 879.5 DAY 8 11 14 27 16 1 1 8 20 28 26 4 MIN. QFE PRESSURE IN HPA 858.0 857.4 858.5 860.7 861.1 859.5 856.6 858.7 862.1 863.3 866.6 859.8 856.6 DAY 25 28 6 2 3 22 27 4 9 5 12 12 MEAN QNH PRESSURE IN HPA 1032.9 1031.1 1030.3 1029.7 1029.4 1028.6 1025.8 1026.3 1030.5 1035.1 1037.0 1035.4 1031.0 MAX. QNH PRESSURE IN HPA 1044.3 1039.7 1037.4 1035.3 1036.1 1036.6 1031.2 1030.0 1035.2 1041.6 1046.2 1044.1 1046.2 DAY 8 11 14 27 16 1 1 8 20 28 26 4 MIN. QNH PRESSURE IN HPA 1021.4 1020.7 1022.0 1024.5 1025.0 1023.1 1019.8 1022.2 1026.1 1027.5 1031.3 1023.5 1019.8 DAY 25 28 6 2 3 22 27 4 9 5 12 12 MEAN QFF PRESSURE IN HPA 1037.8 ****** ****** 1025.0 1020.2 1017.9 1011.2 1013.6 1021.1 1030.6 1034.8 1038.6 ****** MAX. QFF PRESSURE IN HPA 1050.2 ****** ****** 1031.3 1026.2 1028.8 1016.5 1017.6 1028.2 1037.0 1046.2 1048.0 ****** DAY 8 ** ** 30 16 1 11 8 29 28 26 25 MIN. QFF PRESSURE IN HPA 1022.1 ****** ****** 1015.8 1015.2 1008.9 1004.9 1008.6 1013.5 1018.6 1026.9 1020.3 ****** DAY 25 ** ** 24 30 22 28 5 9 5 12 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 866.9 865.4 865.0 864.4 864.0 863.3 861.0 861.2 864.8 868.5 870.2 868.8 865.3 MAX. QFE PRESSURE IN HPA 876.1 872.4 871.7 869.0 869.5 870.3 866.1 864.5 868.5 873.8 878.6 876.1 878.6 DAY 8 11 14 27 16 1 1 8 20 28 26 4 MIN. QFE PRESSURE IN HPA 858.4 856.7 857.8 860.2 860.5 858.9 855.8 857.7 861.3 862.3 865.6 857.7 855.8 DAY 24 28 23 2 3 22 27 4 9 5 12 12 MEAN QNH PRESSURE IN HPA 1031.6 1030.0 1029.5 1028.7 1028.4 1027.6 1024.8 1025.1 1029.2 1033.6 1035.4 1033.9 1029.8 MAX. QNH PRESSURE IN HPA 1042.3 1038.0 1037.2 1034.1 1034.7 1035.6 1030.7 1028.9 1033.5 1039.6 1045.1 1042.3 1045.1 DAY 8 11 14 27 16 1 1 8 20 28 26 4 MIN. QNH PRESSURE IN HPA 1021.9 1019.9 1021.2 1023.9 1024.3 1022.4 1018.9 1021.1 1025.2 1026.4 1030.2 1021.1 1018.9 DAY 24 28 23 2 3 22 27 4 9 5 12 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1023.6 1018.6 1016.5 1009.8 1011.7 1018.9 1027.9 1031.8 1035.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1028.8 1024.2 1027.3 1016.0 1015.5 1025.6 1034.1 1043.7 1042.7 ****** DAY ** ** ** 30 16 1 11 8 29 20 26 25 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1015.4 1013.0 1008.1 1003.3 1007.0 1011.3 1016.1 1024.8 1017.3 ****** DAY ** ** ** 25 30 22 28 4 9 5 12 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 866.2 864.2 863.8 863.3 862.9 862.1 859.9 860.0 863.5 867.4 869.2 868.0 864.2 MAX. QFE PRESSURE IN HPA 875.2 870.3 870.0 867.6 867.8 869.3 865.1 863.0 866.9 872.9 877.4 874.9 877.4 DAY 8 10 14 27 16 1 11 8 30 27 26 4 MIN. QFE PRESSURE IN HPA 855.9 856.8 857.1 859.4 859.3 857.3 854.4 856.3 859.9 860.6 864.6 858.5 854.4 DAY 24 27 6 6 29 22 27 4 11 4 12 12 MEAN QNH PRESSURE IN HPA 1030.9 1028.5 1028.1 1027.5 1027.1 1026.1 1023.6 1023.7 1027.8 1032.2 1034.4 1032.9 1028.6 MAX. QNH PRESSURE IN HPA 1041.2 1035.6 1035.2 1032.5 1032.7 1034.4 1029.6 1027.2 1031.7 1038.6 1043.8 1040.9 1043.8 DAY 8 10 14 27 16 1 11 8 30 27 26 4 MIN. QNH PRESSURE IN HPA 1019.0 1020.0 1020.4 1023.0 1022.9 1020.6 1017.3 1019.4 1023.6 1024.4 1029.0 1022.0 1017.3 DAY 24 27 6 6 29 22 27 4 11 4 12 12 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1022.6 1017.5 1015.3 1008.9 1010.6 1017.5 1026.7 1031.2 1034.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1027.3 1023.1 1026.0 1015.6 1014.2 1023.5 1033.8 1043.7 1042.7 ****** DAY ** ** ** 29 22 1 11 9 30 27 26 25 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1014.6 1011.5 1006.3 1002.3 1005.4 1010.5 1014.5 1024.4 1020.3 ****** DAY ** ** ** 23 30 22 29 4 9 4 12 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.1 864.9 864.1 863.6 863.0 862.2 860.0 860.2 863.9 868.0 869.8 868.5 864.6 MAX. QFE PRESSURE IN HPA 876.2 872.0 870.8 868.2 867.8 869.2 864.9 863.5 867.7 874.3 877.8 875.1 877.8 DAY 8 10 14 29 16 1 1 31 30 28 26 4 MIN. QFE PRESSURE IN HPA 854.7 856.6 855.6 859.1 859.2 857.3 854.4 855.9 860.1 860.6 864.9 859.8 854.4 DAY 24 27 6 25 29 22 27 4 8 4 11 12 MEAN QNH PRESSURE IN HPA 1031.9 1029.4 1028.5 1027.8 1027.2 1026.2 1023.7 1024.0 1028.1 1032.9 1035.1 1033.6 1029.0 MAX. QNH PRESSURE IN HPA 1042.4 1037.5 1036.1 1033.2 1032.7 1034.3 1029.4 1027.7 1032.6 1040.2 1044.2 1041.1 1044.2 DAY 8 10 14 29 16 1 1 31 30 28 26 4 MIN. QNH PRESSURE IN HPA 1017.6 1019.8 1018.6 1022.7 1022.8 1020.6 1017.3 1019.0 1023.8 1024.4 1029.4 1023.5 1017.3 DAY 24 27 6 25 29 22 27 4 8 4 11 12 MEAN QFF PRESSURE IN HPA 1037.1 1031.5 1029.3 1023.8 1018.6 1015.1 1010.7 1012.3 1019.8 1029.7 1033.8 1037.2 1024.9 MAX. QFF PRESSURE IN HPA 1050.4 1041.4 1037.2 1029.1 1023.8 1027.1 1018.4 1016.4 1026.4 1036.5 1045.9 1046.7 1050.4 DAY 11 10 19 29 22 1 1 31 30 27 26 25 MIN. QFF PRESSURE IN HPA 1017.7 1018.3 1016.3 1015.1 1013.0 1007.0 1003.3 1006.2 1012.4 1016.8 1027.0 1023.0 1003.3 DAY 24 27 6 25 30 22 28 4 9 4 12 12 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 867.7 ****** ****** 864.6 864.2 864.1 860.9 861.6 865.2 869.1 870.4 869.2 ****** MAX. QFE PRESSURE IN HPA 877.2 ****** ****** 869.6 869.6 869.8 866.1 865.4 869.4 875.0 877.2 875.6 ****** DAY 8 ** ** 29 16 1 11 31 30 28 26 4 MIN. QFE PRESSURE IN HPA 853.3 ****** ****** 860.8 859.7 858.1 855.8 857.4 861.1 861.3 865.7 860.0 ****** DAY 24 ** ** 10 29 22 27 4 8 4 11 27 MEAN QNH PRESSURE IN HPA 1032.6 ****** ****** 1029.0 1028.5 1028.4 1024.7 1025.5 1029.7 1034.2 1035.7 1034.3 ****** MAX. QNH PRESSURE IN HPA 1043.5 ****** ****** 1034.8 1034.8 1035.0 1030.7 1029.9 1034.5 1041.0 1043.5 1041.7 ****** DAY 8 ** ** 29 16 1 11 31 30 28 26 4 MIN. QNH PRESSURE IN HPA 1016.0 ****** ****** 1024.6 1023.4 1021.5 1018.9 1020.7 1025.0 1025.2 1030.3 1023.7 ****** DAY 24 ** ** 10 29 22 27 4 8 4 11 27 MEAN QFF PRESSURE IN HPA 1037.4 ****** ****** 1024.2 1019.2 1016.8 1010.5 1012.8 1020.2 1029.8 1033.6 1037.6 ****** MAX. QFF PRESSURE IN HPA 1050.6 ****** ****** 1030.1 1025.3 1027.5 1016.9 1017.2 1027.5 1036.1 1045.9 1046.9 ****** DAY 11 ** ** 29 31 1 11 31 30 27 26 25 MIN. QFF PRESSURE IN HPA 1015.5 ****** ****** 1015.3 1012.4 1006.9 1003.4 1006.3 1012.8 1016.7 1026.4 1022.1 ****** DAY 24 ** ** 23 29 22 28 4 8 4 11 12 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** 864.5 864.1 864.1 860.7 861.6 865.1 869.0 870.2 868.9 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** 869.6 869.3 869.1 865.4 865.5 869.8 875.0 876.1 874.7 ****** DAY ** ** ** 29 16 1 11 31 30 28 26 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** 859.7 860.0 858.7 855.8 858.2 860.4 861.3 864.9 860.0 ****** DAY ** ** ** 23 29 21 27 4 8 4 11 27 MEAN QNH PRESSURE IN HPA ****** ****** ****** 1028.8 1028.5 1028.4 1024.5 1025.5 1029.6 1034.1 1035.4 1034.0 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** 1034.8 1034.4 1034.2 1029.9 1030.0 1035.0 1041.0 1042.3 1040.6 ****** DAY ** ** ** 29 16 1 11 31 30 28 26 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** 1023.4 1023.7 1022.2 1018.9 1021.6 1024.2 1025.2 1029.4 1023.7 ****** DAY ** ** ** 23 29 21 27 4 8 4 11 27 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1023.7 1018.6 1016.5 1009.9 1012.2 1019.5 1028.5 1031.8 1035.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1030.4 1025.8 1026.5 1015.9 1016.4 1026.4 1034.8 1043.8 1043.4 ****** DAY ** ** ** 29 31 1 11 31 30 27 26 18 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1013.0 1011.9 1007.5 1003.2 1007.3 1010.3 1015.0 1023.8 1021.9 ****** DAY ** ** ** 23 29 22 28 4 8 4 11 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.7 -0.7 9.7 15.6 19.5 24.9 28.0 27.5 20.4 13.2 9.4 -0.4 14.0 MINIMUN AIR TEMPERATURE (C) -4.0 -5.5 4.5 9.0 12.6 17.3 21.9 19.9 11.7 4.8 3.5 -5.4 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 2 23 9 0 0 0 0 35 DAYS WITH MINIMUM TEMP. <=-4 14 18 0 0 0 0 0 0 0 0 0 18 50 DAYS WITH FREEZING MIN.<= 0 27 26 6 0 0 0 0 0 0 4 1 26 90 TEMPERATURE RECORDS LOWEST(C) -11.2 -13.0 -1.2 0.2 3.8 12.0 19.0 17.6 6.2 -1.2 -1.0 -13.2 -13.2 DAY 22 7 1 5 3 18 9 8 29 24 17 22 MAXIMUM AIR TEMPERATURE (C) 7.8 6.2 16.2 23.3 26.9 32.9 35.1 36.4 30.2 22.9 17.4 6.9 21.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 8 27 30 31 13 0 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 13.6 17.7 20.6 30.2 36.0 37.0 37.4 38.3 36.0 27.0 24.2 13.0 38.3 DAY 6 14 8 23 29 21 10 15 3 6 3 3 DIF. BETWEEN (MAX.-MIN.) (C) 11.8 11.7 11.7 14.3 14.3 15.6 13.2 16.5 18.5 18.1 13.9 12.3 14.4 MEAN DAILY TEMP. (MDT) (C) 1.9 0.3 10.3 16.1 19.8 25.1 28.5 28.1 20.9 13.8 10.5 0.8 14.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.6 29.3 113.5 209.2 221.3 34.0 0.0 0.0 0.0 611.1 HEATING DEG. DAYS(BASE 18 0C) 499.5 512.6 237.2 78.0 20.5 0.0 0.0 0.0 2.9 131.3 217.0 518.9 2217.9 DEWPOINT (MEAN C) -4.6 -7.1 2.3 3.5 2.8 5.5 8.0 8.0 2.1 -1.5 4.2 -4.7 1.5 MIXING RATIO (G/KG) 3.22 2.80 5.47 5.83 5.57 6.71 7.95 8.04 5.38 4.10 6.12 3.30 5.37 VAPOUR PRESSURE (HPA) 4.47 3.88 7.52 8.01 7.66 9.20 10.87 10.97 7.42 5.69 8.46 4.58 7.39 SATURATION DEF. (HPA) 2.26 2.37 5.10 11.01 16.52 23.75 28.11 27.51 18.36 10.93 4.03 1.79 12.64 RELATIVE HUMIDITY (MEAN %) 71 66 63 49 36 31 30 32 32 41 72 75 50 RELATIVE HUMIDITY (MAX. %) 89 87 84 72 56 44 42 47 50 60 86 89 67 RELATIVE HUMIDITY (MIN. %) 47 41 41 27 21 19 20 19 19 23 53 53 32 RELATIVE HUMIDITY (MEAN% 03UTC) 84 81 80 70 52 42 39 44 46 56 84 85 64 RELATIVE HUMIDITY (MEAN% 09UTC) 56 49 49 33 25 22 22 21 20 25 56 60 37 RELATIVE HUMIDITY (MEAN% 15UTC) 68 56 51 37 27 24 25 25 27 36 70 73 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 47.8 26.3 58.8 30.4 3.8 0.0 0.3 0.0 1.0 0.0 8.9 17.6 194.9 DAYS WITH PRECIPITATION >=10 2 0 2 1 0 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 5 3 3 3 1 0 0 0 0 0 0 1 2 13 DAYS WITH PRECIPITATION >= 1 5 6 9 4 1 0 0 0 1 0 2 2 30 DAYS WITH PRECIPITATION 6 9 13 7 4 0 1 0 1 0 4 4 49 GREATEST DAILY PRECIPITATION 20.0 9.3 20.0 24.0 3.0 0.0 0.3 0.0 1.0 0.0 5.0 10.0 24.0 DAY 17 9 23 4 6 ** 25 ** 18 ** 16 7 DAY WITH THUNDER STORM 1 0 1 4 0 0 0 0 0 0 1 0 7 DAYS WITH SNOW OR SLEET 6 9 0 0 0 0 0 0 0 0 0 1 16 DAYS WITH DUST 0 0 1 2 1 0 0 0 0 0 0 0 4 WIND DIRECTION (PREVAILING) 45 45 225 270 45 45 45 45 90 360 45 45 45 PREVAILING WIND SPEED(KNOTS) 6.0 6.3 7.7 9.3 7.1 7.9 8.5 8.1 5.4 8.9 7.8 7.0 7.7 PREVAILING WIND PERCENT 4.0 8.2 4.8 5.4 15.3 25.0 39.9 25.9 6.7 4.4 5.4 2.4 11.7 CALMS PERCENT OF WIND 92.3 83.2 80.6 73.8 56.0 42.5 34.7 54.3 86.7 83.9 85.0 92.7 72.1 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 247 240 248 240 248 2927 VECTOR WIND DIRECTION (MEAN) 52 36 214 251 47 55 37 59 72 13 63 69 48 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.7 0.3 0.4 1.2 3.6 4.9 3.3 0.7 0.4 0.3 0.2 1.2 WIND STEADINESES (MEAN %) 75.0 63.6 23.1 22.2 37.5 83.7 89.1 91.7 87.5 33.3 27.3 50.0 57.1 WIND SPEED (MEAN KNOTS) 0.4 1.1 1.3 1.8 3.2 4.3 5.5 3.6 0.8 1.2 1.1 0.4 2.1 FASTEST WIND DIRECTION 60 20 120 180 340 50 50 50 210 20 50 60 120 FASTEST WIND SPEED (KNOTS) 14 14 19 19 19 19 16 17 14 16 16 10 19 DAY 29 14 16 12 13 30 6 21 18 21 15 1 DAYS WITH SKY CLEAR (0-2)/8 20 16 8 18 18 29 29 31 30 28 13 20 260 DAYS WITH P.CLOUDY (3-6)/8 7 12 17 11 11 1 2 0 0 3 16 8 88 DAYS WITH CLOUDY (7-8)/8 4 1 6 1 2 0 0 0 0 0 1 3 18 DAYS WITH VISIBILITY =< 2 KM 4 2 2 0 0 0 0 1 0 0 0 0 9 DURATION OF SUNSHINE HOURS 183.5 183.6 160.9 242.4 291.7 362.8 358.8 356.0 300.2 264.5 183.9 188.8 3077.1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.9 868.8 864.7 863.5 862.9 861.9 860.7 860.4 866.4 869.5 868.6 869.3 865.3 MAX. QFE PRESSURE IN HPA 876.2 876.6 871.8 871.0 868.8 866.4 863.9 863.9 870.6 877.2 877.9 877.3 877.9 DAY-HOUR 5- 6 22-18 4- 6 14- 6 17- 6 5- 6 3-18 30- 6 22- 6 9- 6 27- 6 16- 6 MIN. QFE PRESSURE IN HPA 858.7 858.7 850.6 855.8 854.9 857.1 857.2 856.2 860.6 861.1 859.8 858.6 850.6 DAY-HOUR 30- 0 8-21 16-12 26-12 2- 0 21-12 16- 0 8-12 8-15 20-12 12-12 7-12 MEAN QNH PRESSURE IN HPA 1031.6 1033.9 1029.1 1027.7 1027.0 1025.9 1024.6 1024.2 1031.1 1034.7 1033.6 1034.4 1029.8 MAX. QNH PRESSURE IN HPA 1042.4 1042.8 1037.3 1036.4 1033.8 1031.1 1028.2 1028.2 1035.9 1043.5 1044.3 1043.6 1044.3 DAY-HOUR 5- 6 22-18 4- 6 14- 6 17- 6 5- 6 3-18 30- 6 22- 6 9- 6 27- 6 16- 6 MIN. QNH PRESSURE IN HPA 1022.2 1022.2 1012.9 1018.9 1017.8 1020.4 1020.5 1019.3 1024.4 1025.0 1023.5 1022.1 1012.9 DAY-HOUR 30- 0 8-21 16-12 26-12 2- 0 21-12 16- 0 8-12 8-15 20-12 12-12 7-12 MEAN QFF PRESSURE IN HPA 1035.2 1038.6 1026.6 1021.6 1018.7 1014.4 1011.2 1011.1 1022.3 1030.4 1031.3 1038.7 1025.0 MAX. QFF PRESSURE IN HPA 1047.1 1050.8 1038.1 1033.5 1028.3 1020.0 1015.7 1016.1 1030.8 1042.9 1041.9 1048.7 1050.8 DAY-HOUR 5- 6 19- 6 2- 6 5- 6 3- 3 5- 3 1- 3 31- 3 26- 3 22- 3 27- 6 21- 6 MIN. QFF PRESSURE IN HPA 1025.4 1021.5 1010.9 1010.3 1005.0 1006.8 1005.6 1005.4 1013.5 1015.3 1019.4 1023.5 1005.0 DAY-HOUR 30- 0 14-12 16-12 26-12 29-21 22-12 15-12 8-12 1-12 20-12 12-12 7-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 866.8 868.3 864.5 863.3 862.7 861.7 860.5 860.3 866.3 869.5 868.3 869.1 865.1 MAX. QFE PRESSURE IN HPA 875.3 875.6 871.1 869.5 868.0 864.9 862.9 862.5 869.0 875.9 875.5 874.7 875.9 DAY 5 23 29 14 17 5 4 31 22 9 27 19 MIN. QFE PRESSURE IN HPA 858.7 859.5 855.1 858.5 854.9 857.7 857.2 857.6 862.4 862.5 861.8 862.8 854.9 DAY 30 9 14 26 2 21 16 9 1 18 14 7 MEAN QNH PRESSURE IN HPA 1031.5 1033.2 1028.9 1027.5 1026.8 1025.7 1024.3 1024.1 1031.0 1034.6 1033.3 1034.2 1029.6 MAX. QNH PRESSURE IN HPA 1041.3 1041.7 1036.5 1034.7 1032.9 1029.4 1027.1 1026.6 1034.1 1042.0 1041.6 1040.6 1042.0 DAY 5 23 29 14 17 5 4 31 22 9 27 19 MIN. QNH PRESSURE IN HPA 1022.2 1023.1 1018.1 1022.0 1017.8 1021.1 1020.5 1020.9 1026.5 1026.6 1025.8 1026.9 1017.8 DAY 30 9 14 26 2 21 16 9 1 18 14 7 MEAN QFF PRESSURE IN HPA 1034.2 1037.4 1026.0 1021.1 1018.4 1014.0 1010.7 1010.6 1021.5 1029.6 1030.3 1037.9 1024.3 MAX. QFF PRESSURE IN HPA 1043.4 1047.2 1036.1 1031.4 1026.2 1017.2 1013.8 1013.9 1027.1 1039.9 1038.0 1045.4 1047.2 DAY 5 19 2 5 3 17 4 31 26 9 27 21 MIN. QFF PRESSURE IN HPA 1025.4 1023.6 1014.5 1012.8 1005.4 1008.2 1006.2 1006.6 1014.5 1018.6 1022.8 1027.0 1005.4 DAY 30 14 15 26 30 22 16 9 1 20 16 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 866.9 868.6 864.8 863.9 863.4 862.4 861.2 861.0 867.0 870.0 868.7 869.5 865.6 MAX. QFE PRESSURE IN HPA 875.2 875.7 871.5 869.5 868.2 866.3 863.5 863.6 870.2 876.3 876.3 875.5 876.3 DAY 5 23 29 14 17 5 4 30 22 22 27 16 MIN. QFE PRESSURE IN HPA 860.4 860.1 854.9 858.7 856.7 857.7 858.2 858.6 863.1 861.7 862.0 862.1 854.9 DAY 17 8 15 26 30 21 16 8 8 18 16 7 MEAN QNH PRESSURE IN HPA 1031.6 1033.7 1029.2 1028.2 1027.7 1026.5 1025.0 1024.8 1031.8 1035.2 1033.8 1034.6 1030.2 MAX. QNH PRESSURE IN HPA 1041.2 1041.8 1037.0 1034.7 1033.2 1031.0 1027.7 1027.9 1035.5 1042.5 1042.5 1041.6 1042.5 DAY 5 23 29 14 17 5 4 30 22 22 27 16 MIN. QNH PRESSURE IN HPA 1024.2 1023.8 1017.8 1022.2 1019.9 1021.1 1021.6 1022.1 1027.3 1025.7 1026.0 1026.1 1017.8 DAY 17 8 15 26 30 21 16 8 8 18 16 7 MEAN QFF PRESSURE IN HPA 1036.2 1039.3 1027.5 1023.1 1020.1 1015.8 1012.5 1012.8 1024.4 1032.6 1032.7 1040.2 1026.4 MAX. QFF PRESSURE IN HPA 1046.1 1049.8 1037.1 1033.0 1028.3 1020.0 1015.7 1016.1 1030.8 1042.9 1040.5 1048.5 1049.8 DAY 5 19 1 5 3 5 1 31 26 22 27 19 MIN. QFF PRESSURE IN HPA 1026.1 1024.7 1013.7 1014.8 1007.2 1010.2 1008.7 1010.5 1017.1 1019.7 1024.6 1028.2 1007.2 DAY 17 14 15 25 30 21 16 9 1 18 12 7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 868.1 869.9 865.7 864.6 863.8 862.6 861.4 861.3 867.6 870.8 869.9 870.5 866.3 MAX. QFE PRESSURE IN HPA 876.2 876.2 871.8 871.0 868.8 866.4 863.8 863.9 870.6 877.2 877.9 877.3 877.9 DAY 5 23 4 14 17 5 1 30 22 9 27 16 MIN. QFE PRESSURE IN HPA 860.5 861.3 856.1 858.7 857.8 858.2 858.8 858.6 863.2 862.3 862.7 861.4 856.1 DAY 17 8 15 26 30 21 16 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1033.1 1035.1 1030.2 1029.0 1028.1 1026.7 1025.3 1025.2 1032.4 1036.1 1035.1 1035.9 1031.0 MAX. QNH PRESSURE IN HPA 1042.4 1042.4 1037.3 1036.4 1033.8 1031.1 1028.1 1028.2 1035.9 1043.5 1044.3 1043.6 1044.3 DAY 5 23 4 14 17 5 1 30 22 9 27 16 MIN. QNH PRESSURE IN HPA 1024.3 1025.2 1019.2 1022.2 1021.2 1021.6 1022.3 1022.1 1027.4 1026.4 1026.8 1025.3 1019.2 DAY 17 8 15 26 30 21 16 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1037.3 1040.4 1028.0 1022.9 1019.6 1015.1 1012.0 1012.1 1023.7 1031.9 1033.3 1040.6 1026.4 MAX. QFF PRESSURE IN HPA 1047.1 1050.8 1038.1 1033.5 1026.2 1018.9 1015.3 1015.3 1028.7 1042.6 1041.9 1048.7 1050.8 DAY 5 19 2 5 4 4 1 31 29 9 27 21 MIN. QFF PRESSURE IN HPA 1026.6 1026.2 1016.6 1014.1 1008.1 1009.3 1008.7 1009.3 1016.9 1019.2 1023.0 1028.3 1008.1 DAY 17 14 13 12 30 21 16 8 1 18 12 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 867.0 869.1 865.0 863.6 863.2 861.9 860.8 860.4 866.4 869.4 868.6 868.8 865.4 MAX. QFE PRESSURE IN HPA 874.1 875.0 870.8 869.7 867.7 865.3 862.9 862.7 870.4 875.8 876.5 875.7 876.5 DAY 5 23 28 14 17 5 31 30 22 9 27 16 MIN. QFE PRESSURE IN HPA 859.6 860.3 855.7 856.2 857.5 857.6 858.1 857.6 862.0 861.5 860.9 859.4 855.7 DAY 17 8 15 26 30 21 16 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1031.7 1034.2 1029.5 1027.9 1027.4 1025.9 1024.6 1024.2 1031.1 1034.5 1033.6 1033.9 1029.9 MAX. QNH PRESSURE IN HPA 1040.0 1041.0 1036.1 1034.9 1032.6 1029.8 1027.1 1026.8 1035.7 1041.9 1042.7 1041.8 1042.7 DAY 5 23 28 14 17 5 31 30 22 9 27 16 MIN. QNH PRESSURE IN HPA 1023.3 1024.1 1018.8 1019.3 1020.8 1020.9 1021.5 1020.9 1026.0 1025.4 1024.7 1023.0 1018.8 DAY 17 8 15 26 30 21 16 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1034.4 1038.2 1026.6 1021.3 1018.6 1014.0 1010.7 1010.4 1021.5 1029.0 1030.2 1037.2 1024.3 MAX. QFF PRESSURE IN HPA 1042.4 1047.9 1036.0 1032.0 1025.7 1017.3 1013.3 1013.5 1026.8 1039.1 1039.1 1044.6 1047.9 DAY 5 19 1 5 4 4 3 12 22 9 27 21 MIN. QFF PRESSURE IN HPA 1025.5 1023.4 1016.9 1011.2 1007.5 1007.8 1007.1 1007.2 1015.6 1017.1 1020.4 1025.3 1007.1 DAY 17 14 16 26 30 21 15 8 1 18 12 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 866.0 868.1 863.5 862.5 862.1 860.8 859.9 859.4 865.1 868.3 867.6 868.4 864.3 MAX. QFE PRESSURE IN HPA 873.4 873.3 869.7 867.8 867.1 864.3 862.1 861.4 868.5 874.8 875.0 875.1 875.1 DAY 4 22 21 14 13 5 3 30 22 9 27 16 MIN. QFE PRESSURE IN HPA 860.1 859.2 850.6 855.8 855.7 857.1 857.5 856.2 860.8 861.1 859.8 858.6 850.6 DAY 17 8 16 26 29 21 15 8 8 20 12 7 MEAN QNH PRESSURE IN HPA 1030.6 1033.0 1027.8 1026.6 1026.1 1024.7 1023.6 1023.0 1029.6 1033.2 1032.4 1033.3 1028.7 MAX. QNH PRESSURE IN HPA 1039.1 1039.0 1034.9 1032.7 1031.9 1028.7 1026.1 1025.3 1033.5 1040.8 1041.0 1041.1 1041.1 DAY 4 22 21 14 13 5 3 30 22 9 27 16 MIN. QNH PRESSURE IN HPA 1023.8 1022.8 1012.9 1018.9 1018.8 1020.4 1020.8 1019.3 1024.6 1025.0 1023.5 1022.1 1012.9 DAY 17 8 16 26 29 21 15 8 8 20 12 7 MEAN QFF PRESSURE IN HPA 1033.3 1037.0 1024.8 1020.2 1017.6 1012.8 1009.8 1009.3 1020.1 1028.2 1029.4 1037.0 1023.3 MAX. QFF PRESSURE IN HPA 1041.5 1045.9 1034.7 1029.6 1027.2 1016.7 1012.9 1012.9 1026.3 1037.8 1037.3 1044.6 1045.9 DAY 4 20 1 5 13 5 3 12 30 9 27 20 MIN. QFF PRESSURE IN HPA 1026.5 1021.5 1010.9 1010.3 1005.7 1006.8 1005.6 1005.4 1013.5 1015.3 1019.4 1023.5 1005.4 DAY 17 14 16 26 29 22 15 8 1 20 12 7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.5 868.5 864.1 862.6 862.0 861.0 860.2 859.6 865.4 868.9 868.3 869.1 864.7 MAX. QFE PRESSURE IN HPA 874.6 874.6 870.0 867.5 866.3 864.3 862.4 861.7 868.5 874.7 875.4 875.5 875.5 DAY 4 22 21 14 13 5 3 30 26 21 27 16 MIN. QFE PRESSURE IN HPA 860.4 859.2 855.3 857.9 855.0 858.0 857.5 856.2 860.6 862.4 860.7 860.0 855.0 DAY 29 8 16 26 29 20 15 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1031.2 1033.6 1028.5 1026.7 1026.0 1024.9 1023.9 1023.2 1030.0 1033.9 1033.3 1034.1 1029.1 MAX. QNH PRESSURE IN HPA 1040.5 1040.5 1035.2 1032.4 1031.0 1028.7 1026.5 1025.7 1033.5 1040.6 1041.4 1041.6 1041.6 DAY 4 22 21 14 13 5 3 30 26 21 27 16 MIN. QNH PRESSURE IN HPA 1024.2 1022.8 1018.3 1021.3 1018.0 1021.4 1020.8 1019.3 1024.4 1026.5 1024.5 1023.7 1018.0 DAY 29 8 16 26 29 20 15 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1035.7 1039.0 1026.6 1021.5 1018.4 1014.2 1011.3 1011.2 1022.5 1031.2 1032.0 1039.7 1025.3 MAX. QFF PRESSURE IN HPA 1044.8 1048.9 1036.0 1030.2 1026.0 1018.2 1014.1 1014.4 1028.9 1040.5 1040.0 1047.9 1048.9 DAY 4 19 1 5 3 5 3 12 26 22 27 20 MIN. QFF PRESSURE IN HPA 1027.7 1024.9 1016.6 1014.7 1005.9 1009.8 1007.1 1007.1 1015.4 1019.9 1021.0 1025.5 1005.9 DAY 29 14 16 25 29 21 15 8 1 18 12 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 867.2 869.3 865.1 863.8 863.2 862.3 861.2 860.8 866.7 870.0 868.9 869.6 865.7 MAX. QFE PRESSURE IN HPA 875.5 876.6 871.2 869.3 867.2 865.1 863.9 863.0 869.7 876.2 875.8 876.1 876.6 DAY 4 22 28 13 16 5 3 21 21 21 27 18 MIN. QFE PRESSURE IN HPA 859.6 859.2 857.1 859.5 855.9 859.2 857.8 857.8 862.2 863.1 861.8 862.7 855.9 DAY 29 8 14 25 29 20 15 8 8 17 13 7 MEAN QNH PRESSURE IN HPA 1032.0 1034.4 1029.6 1028.0 1027.4 1026.3 1025.1 1024.7 1031.4 1035.2 1033.9 1034.7 1030.2 MAX. QNH PRESSURE IN HPA 1041.6 1042.8 1036.6 1034.4 1032.0 1029.6 1028.2 1027.2 1034.9 1042.4 1041.9 1042.3 1042.8 DAY 4 22 28 13 16 5 3 21 21 21 27 18 MIN. QNH PRESSURE IN HPA 1023.3 1022.8 1020.4 1023.1 1019.0 1022.8 1021.2 1021.2 1026.2 1027.3 1025.8 1026.8 1019.0 DAY 29 8 14 25 29 20 15 8 8 17 13 7 MEAN QFF PRESSURE IN HPA 1036.3 1039.5 1027.3 1021.9 1019.0 1014.8 1011.8 1011.7 1022.8 1031.1 1032.2 1039.5 1025.6 MAX. QFF PRESSURE IN HPA 1045.5 1049.6 1036.7 1030.4 1026.0 1017.9 1015.4 1014.8 1027.5 1041.7 1040.6 1047.9 1049.6 DAY 4 22 1 4 13 13 3 12 30 21 27 18 MIN. QFF PRESSURE IN HPA 1026.5 1025.0 1016.2 1015.1 1005.9 1010.5 1007.3 1008.0 1016.7 1020.6 1022.0 1028.2 1005.9 DAY 29 8 12 25 29 21 15 8 1 17 12 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 866.8 868.9 864.8 863.7 863.0 862.2 861.0 860.8 866.7 869.8 868.6 869.2 865.5 MAX. QFE PRESSURE IN HPA 875.3 876.5 871.2 869.5 867.2 864.7 863.6 862.7 869.7 875.8 874.6 875.5 876.5 DAY 4 22 28 13 16 4 3 21 21 21 26 18 MIN. QFE PRESSURE IN HPA 859.1 858.7 856.4 858.7 855.4 858.1 857.9 857.9 862.5 863.1 861.8 862.9 855.4 DAY 29 8 14 25 1 20 15 25 8 17 13 14 MEAN QNH PRESSURE IN HPA 1031.5 1034.0 1029.2 1028.0 1027.2 1026.3 1024.8 1024.6 1031.5 1035.0 1033.6 1034.3 1030.0 MAX. QNH PRESSURE IN HPA 1041.3 1042.7 1036.6 1034.7 1032.0 1029.1 1027.9 1026.8 1034.9 1041.9 1040.5 1041.6 1042.7 DAY 4 22 28 13 16 4 3 21 21 21 26 18 MIN. QNH PRESSURE IN HPA 1022.7 1022.2 1019.6 1022.2 1018.4 1021.5 1021.3 1021.3 1026.6 1027.3 1025.8 1027.1 1018.4 DAY 29 8 14 25 1 20 15 25 8 17 13 14 MEAN QFF PRESSURE IN HPA 1034.3 1037.9 1026.3 1021.3 1018.3 1014.3 1011.0 1010.8 1021.9 1029.6 1030.5 1037.8 1024.5 MAX. QFF PRESSURE IN HPA 1043.6 1048.6 1036.2 1031.3 1025.6 1017.6 1014.5 1014.8 1026.8 1039.7 1039.0 1046.0 1048.6 DAY 4 18 1 4 2 16 3 31 25 21 30 18 MIN. QFF PRESSURE IN HPA 1026.0 1022.8 1015.3 1013.1 1005.0 1009.5 1007.0 1007.2 1016.1 1018.8 1021.7 1026.6 1005.0 DAY 29 8 12 25 29 21 15 8 9 17 12 14 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.8 5.9 6.2 15.5 20.3 26.3 26.8 22.6 20.1 12.9 8.4 2.4 14.1 MINIMUN AIR TEMPERATURE (C) -2.2 0.1 0.6 8.9 12.5 18.4 20.0 16.8 10.7 6.2 2.3 -1.6 7.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 13 0 0 0 0 0 16 DAYS WITH MINIMUM TEMP. <=-4 10 3 8 0 0 0 0 0 0 0 0 11 32 DAYS WITH FREEZING MIN.<= 0 23 15 15 0 0 0 0 0 0 1 9 20 83 TEMPERATURE RECORDS LOWEST(C) -9.8 -5.6 -8.6 2.5 7.5 11.8 13.6 12.2 5.8 -0.6 -3.8 -8.6 -9.8 DAY 5 8 5 19 14 12 20 30 24 24 21 31 MAXIMUM AIR TEMPERATURE (C) 8.0 13.5 13.9 24.1 28.7 34.8 33.4 28.6 28.5 20.9 15.4 7.4 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 11 26 29 8 6 1 0 0 84 DAYS WITH MAXIMUM TEMP. <= 0 0 0 1 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 15.4 19.8 24.0 32.2 34.2 38.2 37.7 31.2 32.5 30.4 20.6 17.2 38.2 DAY 31 15 24 24 31 22 28 6 3 1 4 2 DIF. BETWEEN (MAX.-MIN.) (C) 10.2 13.4 13.3 15.2 16.2 16.4 13.4 11.8 17.8 14.7 13.1 9.0 13.7 MEAN DAILY TEMP. (MDT) (C) 2.9 6.8 7.2 16.5 20.6 26.6 26.7 22.7 19.6 13.5 8.8 2.9 14.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.0 21.6 142.3 158.4 59.0 6.5 0.6 0.0 0.0 392.4 HEATING DEG. DAYS(BASE 18 0C) 467.5 312.6 333.5 71.6 3.3 0.0 0.0 0.0 5.9 140.3 275.0 469.0 2078.8 DEWPOINT (MEAN C) -1.3 -3.2 0.3 6.8 5.4 5.9 3.3 1.5 -3.9 -2.7 -2.9 -2.0 0.6 MIXING RATIO (G/KG) 4.16 3.66 4.89 7.34 6.69 6.96 5.98 5.13 3.57 3.85 3.79 3.98 5.00 VAPOUR PRESSURE (HPA) 5.75 5.04 6.73 10.06 9.19 9.52 8.10 6.99 4.88 5.27 5.21 5.45 6.85 SATURATION DEF. (HPA) 1.52 4.85 3.97 8.89 15.99 26.44 28.21 21.13 20.03 10.61 6.46 2.23 12.53 RELATIVE HUMIDITY (MEAN %) 82 56 69 60 41 29 24 27 22 37 50 76 48 RELATIVE HUMIDITY (MAX. %) 93 78 89 79 62 44 37 41 36 55 68 89 64 RELATIVE HUMIDITY (MIN. %) 65 33 44 39 24 18 14 16 12 23 32 58 32 RELATIVE HUMIDITY (MEAN% 03UTC) 90 73 84 75 57 40 32 37 32 52 64 83 60 RELATIVE HUMIDITY (MEAN% 09UTC) 70 39 51 44 26 19 16 19 15 26 35 64 35 RELATIVE HUMIDITY (MEAN% 15UTC) 80 48 61 52 33 24 20 21 18 31 45 78 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 82.7 17.8 18.8 31.7 2.4 2.4 0.0 0.3 0.0 0.0 8.2 79.5 243.8 DAYS WITH PRECIPITATION >=10 3 1 0 2 0 0 0 0 0 0 0 2 8 DAYS WITH PRECIPITATION >= 5 5 1 2 2 0 0 0 0 0 0 0 8 18 DAYS WITH PRECIPITATION >= 1 11 3 3 5 0 1 0 0 0 0 4 10 37 DAYS WITH PRECIPITATION 13 4 7 6 7 2 0 1 0 0 6 12 58 GREATEST DAILY PRECIPITATION 26.0 14.0 7.4 12.0 0.8 2.0 0.0 0.3 0.0 0.0 3.0 22.0 26.0 DAY 24 2 4 7 9 10 ** 28 ** ** 15 5 DAY WITH THUNDER STORM 1 1 0 4 5 1 0 0 0 0 0 2 14 DAYS WITH SNOW OR SLEET 5 1 4 0 0 0 0 0 0 0 1 8 19 DAYS WITH DUST 1 4 0 3 2 0 1 0 0 3 1 2 17 WIND DIRECTION (PREVAILING) 90 225 45 45 45 45 360 360 45 45 45 45 45 PREVAILING WIND SPEED(KNOTS) 5.5 8.7 6.9 6.2 4.7 7.5 13.8 13.0 9.1 8.4 6.8 6.2 8.8 PREVAILING WIND PERCENT 1.7 10.7 7.3 7.1 3.6 12.1 39.5 46.8 15.8 20.6 6.7 7.3 11.0 CALMS PERCENT OF WIND 96.6 67.9 78.6 78.3 86.7 75.3 23.4 23.0 62.1 56.9 79.2 84.7 67.5 NO. OF WIND OBSERVATION 235 224 248 240 248 239 248 248 240 248 240 248 2906 VECTOR WIND DIRECTION (MEAN) 56 228 69 56 44 28 17 360 35 43 21 22 16 VECTOR WIND MAGNITUDE(KNOTS) 0.2 1.6 0.6 0.7 0.3 1.7 8.4 8.3 2.0 1.7 0.3 0.5 1.9 WIND STEADINESES (MEAN %) 100.0 64.0 42.9 50.0 37.5 81.0 88.4 89.2 64.5 51.5 25.0 55.6 63.3 WIND SPEED (MEAN KNOTS) 0.2 2.5 1.4 1.4 0.8 2.1 9.5 9.3 3.1 3.3 1.2 0.9 3.0 FASTEST WIND DIRECTION 270 240 70 60 330 350 340 340 340 360 30 130 340 FASTEST WIND SPEED (KNOTS) 16 19 16 17 16 23 27 29 21 17 12 12 29 DAY 23 7 3 16 8 27 7 12 17 4 1 4 DAYS WITH SKY CLEAR (0-2)/8 10 19 12 16 18 30 31 29 30 27 15 9 246 DAYS WITH P.CLOUDY (3-6)/8 15 7 12 14 12 0 0 2 0 4 13 13 92 DAYS WITH CLOUDY (7-8)/8 6 2 7 0 1 0 0 0 0 0 2 9 27 DAYS WITH VISIBILITY =< 2 KM 1 0 3 1 1 0 0 0 0 1 0 7 14 DURATION OF SUNSHINE HOURS 124.7 211.6 183.6 256.2 294.0 281.0 ****** 364.6 332.2 296.3 213.8 129.7 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.6 861.3 866.5 863.5 864.4 860.2 851.8 854.2 856.2 858.2 859.5 857.1 860.0 MAX. QFE PRESSURE IN HPA 872.5 870.0 877.5 873.2 872.4 866.9 855.7 858.3 863.4 865.6 865.6 863.7 877.5 DAY-HOUR 14-18 24-18 6- 6 17- 6 12-18 6- 6 15-21 31- 3 22- 6 31-18 1- 6 9- 6 MIN. QFE PRESSURE IN HPA 860.4 849.1 853.3 858.2 858.7 849.0 847.5 849.8 850.9 850.3 854.8 848.2 847.5 DAY-HOUR 17-12 26-21 24-15 24-15 4-15 30-12 19-15 8-12 7-12 11-12 7-12 19- 9 MEAN QNH PRESSURE IN HPA 1031.3 1025.2 1031.2 1027.7 1028.8 1023.9 1014.2 1017.1 1019.3 1021.7 1023.2 1020.4 1023.7 MAX. QNH PRESSURE IN HPA 1038.1 1035.2 1043.9 1038.9 1038.0 1031.7 1018.8 1021.8 1027.6 1030.2 1030.2 1028.0 1043.9 DAY-HOUR 14-18 24-18 6- 6 17- 6 12-18 6- 6 15-21 31- 3 22- 6 31-18 1- 6 9- 6 MIN. QNH PRESSURE IN HPA 1024.2 1011.2 1016.0 1021.6 1022.2 1011.0 1009.3 1012.0 1013.2 1012.5 1017.7 1010.1 1009.3 DAY-HOUR 17-12 26-21 24-15 24-15 4-15 30-12 19-15 8-12 7-12 11-12 7-12 19- 9 MEAN QFF PRESSURE IN HPA 1034.1 1025.2 1031.1 1021.5 1019.9 1011.5 1001.5 1006.7 1010.6 1017.1 1021.4 1022.3 1018.6 MAX. QFF PRESSURE IN HPA 1042.2 1039.6 1050.7 1036.7 1031.3 1020.2 1005.7 1013.3 1020.1 1028.5 1030.7 1033.3 1050.7 DAY-HOUR 5- 3 24-18 6- 6 17-18 13- 3 6- 3 31-21 31- 3 22- 6 31-21 1- 3 31-15 MIN. QFF PRESSURE IN HPA 1024.9 1004.6 1010.2 1010.5 1012.3 998.6 995.2 1000.1 1002.7 1004.6 1013.1 1007.7 995.2 DAY-HOUR 31- 9 26-21 25- 0 25- 0 5- 0 28- 0 28-15 8-12 7-12 11-12 7-12 19-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 866.2 860.8 866.1 863.2 864.2 860.1 851.6 854.0 856.1 857.9 859.4 856.7 859.7 MAX. QFE PRESSURE IN HPA 870.6 868.0 876.2 870.6 871.4 865.4 854.4 857.9 861.5 862.1 865.2 862.1 876.2 DAY 28 25 6 18 13 6 16 31 23 6 1 9 MIN. QFE PRESSURE IN HPA 860.8 850.1 854.9 858.5 859.4 850.5 848.8 851.3 852.1 852.3 856.2 849.0 848.8 DAY 3 17 25 25 2 30 20 8 7 11 8 6 MEAN QNH PRESSURE IN HPA 1030.8 1024.6 1030.8 1027.4 1028.6 1023.8 1014.0 1016.8 1019.2 1021.3 1023.0 1019.9 1023.4 MAX. QNH PRESSURE IN HPA 1035.9 1032.9 1042.4 1035.9 1036.8 1029.9 1017.3 1021.3 1025.4 1026.1 1029.7 1026.1 1042.4 DAY 28 25 6 18 13 6 16 31 23 6 1 9 MIN. QNH PRESSURE IN HPA 1024.6 1012.3 1017.8 1022.0 1023.0 1012.8 1010.8 1013.7 1014.6 1014.8 1019.3 1011.0 1010.8 DAY 3 17 25 25 2 30 20 8 7 11 8 6 MEAN QFF PRESSURE IN HPA 1033.2 1023.9 1029.7 1020.9 1019.9 1011.4 1001.2 1006.3 1010.3 1016.2 1020.9 1021.3 1017.9 MAX. QFF PRESSURE IN HPA 1039.1 1035.3 1048.6 1033.6 1029.4 1017.5 1004.2 1012.6 1017.9 1021.8 1028.1 1030.1 1048.6 DAY 5 25 5 18 13 6 16 31 23 26 1 15 MIN. QFF PRESSURE IN HPA 1025.8 1007.6 1010.2 1010.5 1012.3 998.6 997.5 1001.4 1003.9 1007.2 1015.6 1010.3 997.5 DAY 31 17 25 25 5 28 10 8 8 11 7 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 866.5 861.4 866.7 864.0 865.1 861.0 852.2 854.7 856.7 858.4 859.8 857.1 860.3 MAX. QFE PRESSURE IN HPA 870.6 868.4 876.7 872.3 871.9 866.5 854.9 858.3 862.6 862.4 865.4 862.4 876.7 DAY 28 12 6 17 13 6 4 31 22 6 1 9 MIN. QFE PRESSURE IN HPA 861.6 851.8 855.7 859.1 860.0 851.1 849.0 851.5 852.5 851.8 856.6 849.0 849.0 DAY 3 17 25 25 5 30 20 8 7 11 11 19 MEAN QNH PRESSURE IN HPA 1031.2 1025.4 1031.5 1028.3 1029.6 1024.9 1014.8 1017.6 1019.9 1021.9 1023.5 1020.3 1024.1 MAX. QNH PRESSURE IN HPA 1035.9 1033.4 1042.9 1037.9 1037.4 1031.2 1017.8 1021.8 1026.7 1026.5 1029.9 1026.5 1042.9 DAY 28 12 6 17 13 6 4 31 22 6 1 9 MIN. QNH PRESSURE IN HPA 1025.6 1014.3 1018.8 1022.7 1023.7 1013.5 1011.0 1013.9 1015.1 1014.3 1019.8 1011.0 1011.0 DAY 3 17 25 25 5 30 20 8 7 11 11 19 MEAN QFF PRESSURE IN HPA 1034.8 1026.3 1032.3 1023.2 1021.7 1013.4 1002.3 1007.6 1012.2 1018.4 1023.0 1022.9 1019.9 MAX. QFF PRESSURE IN HPA 1042.2 1036.2 1050.4 1035.4 1031.3 1020.2 1005.1 1013.3 1019.9 1024.3 1030.7 1031.2 1050.4 DAY 5 8 6 18 13 6 31 31 23 26 1 15 MIN. QFF PRESSURE IN HPA 1027.9 1011.5 1012.9 1012.6 1014.0 1000.1 998.1 1002.7 1006.3 1008.3 1017.5 1010.8 998.1 DAY 31 17 25 25 5 28 28 8 7 11 11 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 867.8 862.6 867.7 864.5 865.3 861.3 852.5 855.0 857.3 859.2 860.6 858.2 861.0 MAX. QFE PRESSURE IN HPA 871.6 869.7 877.5 873.2 871.9 866.9 855.2 858.2 863.4 863.5 865.6 863.7 877.5 DAY 13 24 6 17 12 6 4 30 22 6 1 9 MIN. QFE PRESSURE IN HPA 863.6 854.0 856.4 860.2 860.4 851.1 849.1 851.4 853.2 852.0 857.5 849.8 849.1 DAY 17 17 25 11 5 30 20 8 7 11 8 19 MEAN QNH PRESSURE IN HPA 1032.7 1026.7 1032.6 1028.9 1029.8 1025.2 1015.0 1018.0 1020.6 1022.8 1024.4 1021.6 1024.9 MAX. QNH PRESSURE IN HPA 1037.1 1034.9 1043.9 1038.9 1037.4 1031.7 1018.2 1021.6 1027.6 1027.7 1030.2 1028.0 1043.9 DAY 13 24 6 17 12 6 4 30 22 6 1 9 MIN. QNH PRESSURE IN HPA 1027.9 1016.8 1019.6 1023.9 1024.2 1013.5 1011.2 1013.8 1015.9 1014.5 1020.8 1012.0 1011.2 DAY 17 17 25 11 5 30 20 8 7 11 8 19 MEAN QFF PRESSURE IN HPA 1035.9 1027.5 1033.0 1022.7 1020.8 1012.6 1002.3 1007.7 1011.6 1018.1 1022.5 1023.5 1019.9 MAX. QFF PRESSURE IN HPA 1041.7 1038.1 1050.7 1035.9 1030.2 1019.6 1005.6 1012.9 1020.1 1024.0 1029.6 1031.3 1050.7 DAY 5 24 6 17 13 10 16 31 22 31 1 8 MIN. QFF PRESSURE IN HPA 1028.3 1016.8 1014.0 1014.6 1014.1 1001.0 998.4 1002.4 1005.8 1007.7 1016.8 1011.0 998.4 DAY 31 6 25 25 5 27 10 8 7 11 11 19 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 866.5 861.7 866.9 863.5 864.4 860.4 851.8 854.2 856.2 858.1 859.5 857.0 860.0 MAX. QFE PRESSURE IN HPA 871.0 869.4 876.1 872.1 871.9 866.2 854.5 857.5 862.2 863.1 863.6 862.7 876.1 DAY 14 24 5 17 12 6 16 30 22 31 1 9 MIN. QFE PRESSURE IN HPA 862.4 853.1 857.0 859.0 859.7 850.3 848.7 850.7 852.3 851.2 856.5 848.2 848.2 DAY 17 6 25 11 5 30 19 8 7 11 7 19 MEAN QNH PRESSURE IN HPA 1031.2 1025.6 1031.6 1027.7 1028.8 1024.1 1014.2 1017.1 1019.3 1021.5 1023.1 1020.3 1023.7 MAX. QNH PRESSURE IN HPA 1036.4 1034.5 1042.3 1037.6 1037.4 1030.9 1017.4 1020.8 1026.2 1027.3 1027.9 1026.8 1042.3 DAY 14 24 5 17 12 6 16 30 22 31 1 9 MIN. QNH PRESSURE IN HPA 1026.5 1015.8 1020.3 1022.6 1023.4 1012.5 1010.7 1013.0 1014.8 1013.6 1019.7 1010.1 1010.1 DAY 17 6 25 11 5 30 19 8 7 11 7 19 MEAN QFF PRESSURE IN HPA 1033.1 1024.7 1031.0 1020.8 1019.3 1011.3 1001.2 1006.4 1010.0 1016.3 1020.7 1021.6 1018.0 MAX. QFF PRESSURE IN HPA 1038.1 1037.4 1048.6 1033.7 1028.9 1018.2 1003.8 1011.9 1018.2 1024.5 1027.5 1029.5 1048.6 DAY 18 24 5 17 13 6 23 30 22 31 25 8 MIN. QFF PRESSURE IN HPA 1024.9 1014.0 1014.0 1013.6 1012.6 999.4 996.9 1000.8 1004.2 1006.7 1015.4 1008.6 996.9 DAY 31 26 25 24 5 27 28 8 7 11 7 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 866.0 860.6 865.6 862.2 863.4 858.9 850.8 853.3 855.0 857.1 858.4 856.5 859.0 MAX. QFE PRESSURE IN HPA 871.1 868.0 874.6 870.8 871.0 864.7 853.4 856.7 860.9 862.4 862.0 862.3 874.6 DAY 14 24 5 17 12 6 16 30 22 31 17 9 MIN. QFE PRESSURE IN HPA 860.4 851.2 854.7 858.3 858.8 849.0 847.7 849.8 850.9 850.3 854.8 848.6 847.7 DAY 17 6 24 6 1 30 19 8 7 11 7 19 MEAN QNH PRESSURE IN HPA 1030.6 1024.4 1030.1 1026.3 1027.7 1022.5 1013.2 1016.0 1018.0 1020.3 1021.9 1019.7 1022.6 MAX. QNH PRESSURE IN HPA 1036.5 1032.9 1040.5 1036.1 1036.4 1029.1 1016.1 1019.9 1024.7 1026.5 1026.0 1026.4 1040.5 DAY 14 24 5 17 12 6 16 30 22 31 17 9 MIN. QNH PRESSURE IN HPA 1024.2 1013.6 1017.6 1021.8 1022.3 1011.0 1009.5 1012.0 1013.2 1012.5 1017.7 1010.6 1009.5 DAY 17 6 24 6 1 30 19 8 7 11 7 19 MEAN QFF PRESSURE IN HPA 1032.4 1023.7 1029.0 1019.5 1018.8 1010.0 1000.4 1005.6 1009.1 1015.3 1019.7 1021.2 1017.0 MAX. QFF PRESSURE IN HPA 1037.8 1035.6 1046.4 1032.2 1027.9 1016.8 1003.4 1011.7 1016.5 1023.1 1025.3 1029.1 1046.4 DAY 14 24 5 17 12 6 23 30 22 31 19 8 MIN. QFF PRESSURE IN HPA 1025.3 1011.1 1011.3 1011.1 1012.7 998.7 995.8 1000.1 1002.7 1004.6 1013.1 1008.6 995.8 DAY 16 26 24 24 4 27 28 8 7 11 7 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 866.7 861.0 865.9 862.7 863.5 859.1 851.2 853.6 855.5 858.0 859.4 857.2 859.5 MAX. QFE PRESSURE IN HPA 872.1 869.4 875.0 871.4 871.0 864.7 854.1 857.0 861.6 864.7 863.1 863.0 875.0 DAY 14 24 5 17 12 6 15 30 22 31 17 14 MIN. QFE PRESSURE IN HPA 861.9 851.2 853.3 858.2 858.7 849.3 847.5 850.3 851.2 851.1 856.1 849.0 847.5 DAY 2 26 24 24 4 30 19 8 7 11 7 19 MEAN QNH PRESSURE IN HPA 1031.4 1024.9 1030.5 1026.8 1027.8 1022.6 1013.5 1016.3 1018.5 1021.4 1023.0 1020.5 1023.1 MAX. QNH PRESSURE IN HPA 1037.6 1034.5 1041.0 1036.8 1036.4 1029.1 1016.9 1020.3 1025.6 1029.1 1027.3 1027.2 1041.0 DAY 14 24 5 17 12 6 15 30 22 31 17 14 MIN. QNH PRESSURE IN HPA 1025.9 1013.6 1016.0 1021.6 1022.2 1011.4 1009.3 1012.5 1013.6 1013.5 1019.2 1011.0 1009.3 DAY 2 26 24 24 4 30 19 8 7 11 7 19 MEAN QFF PRESSURE IN HPA 1034.9 1025.7 1031.2 1021.5 1019.8 1011.1 1001.1 1006.5 1010.8 1018.1 1022.5 1023.2 1018.9 MAX. QFF PRESSURE IN HPA 1040.9 1038.9 1048.4 1035.0 1029.2 1018.2 1005.4 1011.9 1018.5 1028.1 1027.5 1033.3 1048.4 DAY 4 24 5 17 12 6 31 30 22 31 24 31 MIN. QFF PRESSURE IN HPA 1027.0 1010.3 1010.7 1011.3 1013.0 998.8 995.2 1001.5 1004.2 1007.2 1016.7 1009.6 995.2 DAY 16 26 24 24 4 27 28 7 7 11 7 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 866.7 861.4 866.8 863.9 864.7 860.3 852.2 854.6 856.5 858.7 859.8 857.4 860.3 MAX. QFE PRESSURE IN HPA 872.5 870.0 876.3 872.5 872.4 865.9 855.1 858.0 862.3 865.6 863.8 863.2 876.3 DAY 14 24 5 17 12 6 15 30 22 31 17 14 MIN. QFE PRESSURE IN HPA 861.9 849.9 855.0 858.8 860.0 850.6 848.7 851.4 852.4 853.6 856.7 849.0 848.7 DAY 2 26 24 24 4 30 19 5 14 10 7 19 MEAN QNH PRESSURE IN HPA 1031.5 1025.4 1031.6 1028.3 1029.1 1024.0 1014.7 1017.5 1019.7 1022.3 1023.4 1020.8 1024.0 MAX. QNH PRESSURE IN HPA 1038.1 1035.2 1042.5 1038.1 1038.0 1030.5 1018.1 1021.4 1026.4 1030.2 1028.1 1027.4 1042.5 DAY 14 24 5 17 12 6 15 30 22 31 17 14 MIN. QNH PRESSURE IN HPA 1025.9 1012.1 1018.0 1022.3 1023.7 1012.9 1010.7 1013.8 1015.0 1016.3 1019.9 1011.0 1010.7 DAY 2 26 24 24 4 30 19 5 14 10 7 19 MEAN QFF PRESSURE IN HPA 1034.8 1025.8 1031.9 1022.1 1019.9 1011.5 1002.0 1007.3 1010.9 1017.8 1021.6 1022.8 1019.0 MAX. QFF PRESSURE IN HPA 1040.3 1039.6 1049.6 1036.7 1030.3 1018.5 1005.2 1012.5 1019.2 1028.4 1027.5 1032.5 1049.6 DAY 4 24 5 17 12 6 31 30 22 31 25 31 MIN. QFF PRESSURE IN HPA 1026.4 1006.8 1012.9 1011.8 1013.8 1000.5 997.8 1002.2 1005.3 1009.8 1016.3 1008.7 997.8 DAY 16 26 24 24 22 27 28 7 7 11 9 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 866.3 861.1 866.7 863.7 864.5 860.4 852.0 854.4 856.4 858.5 859.5 856.9 860.0 MAX. QFE PRESSURE IN HPA 871.5 869.2 876.4 871.9 872.0 865.4 855.7 858.0 861.9 865.6 863.8 862.3 876.4 DAY 14 24 4 17 12 5 15 30 22 31 17 8 MIN. QFE PRESSURE IN HPA 860.7 849.1 854.7 858.8 859.4 851.0 848.8 851.0 852.6 853.3 856.6 848.8 848.8 DAY 2 26 24 24 4 29 19 7 6 10 7 19 MEAN QNH PRESSURE IN HPA 1031.0 1024.9 1031.4 1028.0 1028.9 1024.1 1014.5 1017.3 1019.6 1021.9 1023.2 1020.1 1023.7 MAX. QNH PRESSURE IN HPA 1037.0 1034.3 1042.6 1037.4 1037.5 1029.9 1018.8 1021.4 1025.9 1030.2 1028.1 1026.4 1042.6 DAY 14 24 4 17 12 5 15 30 22 31 17 8 MIN. QNH PRESSURE IN HPA 1024.5 1011.2 1017.6 1022.3 1023.0 1013.3 1010.8 1013.3 1015.2 1016.0 1019.8 1010.8 1010.8 DAY 2 26 24 24 4 29 19 7 6 10 7 19 MEAN QFF PRESSURE IN HPA 1033.3 1024.1 1030.7 1021.2 1019.4 1011.2 1001.4 1006.6 1010.4 1016.9 1020.8 1021.6 1018.1 MAX. QFF PRESSURE IN HPA 1039.0 1037.7 1048.8 1035.0 1029.9 1017.4 1005.7 1012.6 1018.1 1028.5 1027.3 1030.8 1048.8 DAY 4 24 4 17 12 5 31 30 22 31 24 31 MIN. QFF PRESSURE IN HPA 1025.1 1004.6 1010.7 1011.0 1012.5 998.9 997.4 1001.0 1004.7 1009.4 1016.1 1007.7 997.4 DAY 31 26 24 24 4 27 9 7 7 10 10 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.8 0.9 3.0 12.6 19.5 23.4 25.9 24.7 20.5 16.7 8.7 -0.9 13.0 MINIMUN AIR TEMPERATURE (C) -4.3 -3.2 -1.0 6.8 12.9 16.3 19.7 16.6 13.2 8.6 1.9 -4.4 6.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 12 6 0 0 0 0 19 DAYS WITH MINIMUM TEMP. <=-4 13 10 7 0 0 0 0 0 0 0 5 16 51 DAYS WITH FREEZING MIN.<= 0 29 22 18 0 0 0 0 0 0 1 10 27 107 TEMPERATURE RECORDS LOWEST(C) -11.6 -13.4 -8.6 0.4 6.8 10.2 13.8 10.2 6.2 0.0 -5.8 -13.6 -13.6 DAY 1 18 18 2 20 11 25 29 15 18 26 12 MAXIMUM AIR TEMPERATURE (C) 7.3 6.0 8.0 18.9 26.0 29.6 31.6 29.8 27.6 23.7 13.1 4.6 18.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 2 15 29 16 4 0 0 0 66 DAYS WITH MAXIMUM TEMP. <= 0 1 2 0 0 0 0 0 0 0 0 0 2 5 TEMPERATURE RECORDS HIGHEST(C) 12.0 15.8 17.8 24.8 31.0 33.8 34.4 33.8 31.0 29.8 23.8 9.4 34.4 DAY 15 28 2 17 24 18 28 2 26 5 4 8 DIF. BETWEEN (MAX.-MIN.) (C) 11.6 9.2 9.0 12.1 13.1 13.3 11.9 13.2 14.4 15.1 11.2 9.0 11.9 MEAN DAILY TEMP. (MDT) (C) 1.5 1.4 3.5 12.9 19.5 23.0 25.7 23.2 20.4 16.2 7.5 0.1 12.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 11.5 67.6 145.3 72.7 12.6 1.3 0.0 0.0 311.1 HEATING DEG. DAYS(BASE 18 0C) 510.5 447.3 449.0 154.4 17.0 0.0 0.0 0.0 2.7 76.5 315.2 555.0 2527.6 DEWPOINT (MEAN C) -5.2 -2.5 -3.1 0.8 3.5 2.1 1.2 -1.7 -4.7 -0.5 -1.6 -5.0 -1.4 MIXING RATIO (G/KG) 3.13 3.84 3.76 5.15 5.97 5.38 5.08 4.25 3.53 4.57 4.12 3.34 4.34 VAPOUR PRESSURE (HPA) 4.29 5.24 5.13 7.02 8.12 7.30 6.90 5.79 4.83 6.26 5.64 4.57 5.93 SATURATION DEF. (HPA) 2.54 1.62 2.86 8.13 15.46 22.42 27.36 26.22 20.28 14.00 6.57 1.46 12.41 RELATIVE HUMIDITY (MEAN %) 68 80 68 50 38 27 22 20 22 36 54 76 47 RELATIVE HUMIDITY (MAX. %) 86 91 86 69 61 39 33 31 35 56 75 88 63 RELATIVE HUMIDITY (MIN. %) 43 62 49 32 21 17 14 12 11 19 39 60 32 RELATIVE HUMIDITY (MEAN% 03UTC) 80 88 75 63 49 34 28 28 30 52 72 82 57 RELATIVE HUMIDITY (MEAN% 09UTC) 50 70 58 38 25 20 15 13 13 21 47 65 36 RELATIVE HUMIDITY (MEAN% 15UTC) 68 79 67 43 30 22 19 17 17 30 55 78 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 7.8 112.0 47.4 24.4 19.5 2.0 0.5 0.0 0.0 0.0 6.5 66.8 286.9 DAYS WITH PRECIPITATION >=10 0 3 1 1 1 0 0 0 0 0 0 3 9 DAYS WITH PRECIPITATION >= 5 0 6 3 2 1 0 0 0 0 0 0 5 17 DAYS WITH PRECIPITATION >= 1 3 9 5 4 4 1 0 0 0 0 2 8 36 DAYS WITH PRECIPITATION 3 10 13 7 4 3 1 0 0 0 7 10 58 GREATEST DAILY PRECIPITATION 3.8 34.7 28.0 12.2 10.0 1.0 0.5 0.0 0.0 0.0 3.1 16.0 34.7 DAY 21 11 8 11 17 2 22 ** ** ** 25 4 DAY WITH THUNDER STORM 0 0 0 3 3 0 0 0 0 1 0 0 7 DAYS WITH SNOW OR SLEET 3 9 7 0 0 0 0 0 0 0 1 4 24 DAYS WITH DUST 0 0 0 1 0 1 8 3 0 1 0 0 14 WIND DIRECTION (PREVAILING) 315 45 45 45 45 45 360 360 360 45 180 315 45 PREVAILING WIND SPEED(KNOTS) 6.9 7.2 9.4 10.4 9.0 9.0 13.6 12.8 9.6 8.6 6.7 8.1 9.1 PREVAILING WIND PERCENT 6.9 10.3 21.0 36.7 17.3 24.6 48.0 44.4 21.5 14.6 7.3 9.4 15.2 CALMS PERCENT OF WIND 78.6 77.7 57.3 42.5 52.8 45.8 23.8 30.2 46.1 48.8 68.7 75.3 53.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 189 228 213 150 235 2711 VECTOR WIND DIRECTION (MEAN) 273 31 30 46 6 22 358 356 356 47 159 352 9 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.8 2.4 3.9 0.8 3.9 8.6 7.6 3.6 0.8 0.3 0.8 2.6 WIND STEADINESES (MEAN %) 28.6 57.1 64.9 69.6 18.6 73.6 90.5 88.4 75.0 21.6 14.3 42.1 59.1 WIND SPEED (MEAN KNOTS) 1.4 1.4 3.7 5.6 4.3 5.3 9.5 8.6 4.8 3.7 2.1 1.9 4.4 FASTEST WIND DIRECTION 330 40 50 50 320 250 340 360 340 320 220 340 340 FASTEST WIND SPEED (KNOTS) 29 16 23 29 29 29 31 31 23 23 16 21 31 DAY 21 1 2 20 25 2 5 18 8 12 11 10 DAYS WITH SKY CLEAR (0-2)/8 22 9 11 9 17 24 31 29 28 28 14 17 239 DAYS WITH P.CLOUDY (3-6)/8 7 10 7 18 12 6 0 2 2 3 10 8 85 DAYS WITH CLOUDY (7-8)/8 2 9 13 3 2 0 0 0 0 0 6 6 41 DAYS WITH VISIBILITY =< 2 KM 3 5 4 1 1 1 1 0 0 1 3 3 23 DURATION OF SUNSHINE HOURS 229.4 149.8 149.9 254.5 303.6 330.5 383.8 373.1 317.4 280.1 179.3 182.3 3133.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.8 855.2 855.5 855.7 855.0 851.1 853.2 854.2 857.7 859.6 858.4 857.8 855.8 MAX. QFE PRESSURE IN HPA 863.5 862.7 862.2 862.9 862.5 857.3 856.8 858.2 863.4 865.8 865.1 867.7 867.7 DAY-HOUR 25- 6 22- 6 27-21 5- 6 19-18 2- 6 3-18 24- 6 22- 6 15- 6 16- 6 7- 6 MIN. QFE PRESSURE IN HPA 841.6 844.4 848.4 850.5 848.5 845.9 849.2 849.5 853.9 855.2 851.7 846.4 841.6 DAY-HOUR 20-21 16- 3 9-12 11-15 11- 0 19-12 20-12 6-12 4-12 5-12 7-12 31- 0 MEAN QNH PRESSURE IN HPA 1020.1 1018.1 1018.5 1018.7 1017.9 1013.4 1015.9 1017.1 1021.0 1023.3 1021.9 1021.2 1018.9 MAX. QNH PRESSURE IN HPA 1027.7 1026.8 1026.2 1027.1 1026.6 1020.6 1020.0 1021.6 1027.6 1030.4 1029.6 1032.6 1032.6 DAY-HOUR 25- 6 22- 6 27-21 5- 6 19-18 2- 6 3-18 24- 6 22- 6 15- 6 16- 6 7- 6 MIN. QNH PRESSURE IN HPA 1002.5 1005.7 1010.3 1012.8 1010.5 1007.5 1011.3 1011.6 1016.7 1018.2 1014.2 1008.0 1002.5 DAY-HOUR 20-21 16- 3 9-12 11-15 11- 0 19-12 20-12 6-12 4-12 5-12 7-12 31- 0 MEAN QFF PRESSURE IN HPA 1023.1 1021.0 1020.0 1014.2 1009.3 1002.6 1003.8 1005.9 1012.3 1016.9 ****** 1025.9 ****** MAX. QFF PRESSURE IN HPA 1034.7 1032.0 1029.2 1021.7 1021.2 1011.7 1008.5 1011.6 1019.8 1025.2 ****** 1035.8 ****** DAY-HOUR 1- 3 18- 3 28- 0 5- 6 19-18 3- 0 22-18 31-15 22- 3 15- 6 **-** 11- 6 MIN. QFF PRESSURE IN HPA 1001.7 1008.3 1009.3 1007.1 1000.2 995.3 999.1 1000.4 1007.3 1008.9 ****** 1008.1 ****** DAY-HOUR 21- 0 16- 3 9-12 18- 0 11- 0 18-12 20-15 3-12 29-12 5-12 **-** 31- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.6 854.5 854.9 855.5 854.8 851.0 853.0 ****** 857.3 859.2 ****** 857.5 ****** MAX. QFE PRESSURE IN HPA 862.3 859.7 861.7 861.3 861.4 856.1 855.6 ****** 861.9 864.6 ****** 867.2 ****** DAY 25 22 28 5 20 3 31 ** 22 15 ** 7 MIN. QFE PRESSURE IN HPA 841.6 845.8 849.1 851.4 848.5 846.1 850.3 ****** 854.6 856.3 ****** 846.4 ****** DAY 21 16 9 11 11 19 1 ** 4 1 ** 31 MEAN QNH PRESSURE IN HPA 1019.8 1017.4 1017.9 1018.5 1017.7 1013.4 1015.6 ****** 1020.6 1022.7 ****** 1020.8 ****** MAX. QNH PRESSURE IN HPA 1026.4 1023.4 1025.7 1025.2 1025.3 1019.2 1018.6 ****** 1025.9 1029.0 ****** 1032.0 ****** DAY 25 22 28 5 20 3 31 ** 22 15 ** 7 MIN. QNH PRESSURE IN HPA 1002.5 1007.4 1011.2 1013.8 1010.5 1007.7 1012.5 ****** 1017.5 1019.4 ****** 1008.0 ****** DAY 21 16 9 11 11 19 1 ** 4 1 ** 31 MEAN QFF PRESSURE IN HPA 1022.4 1020.0 1019.1 1013.8 1009.2 1002.8 1003.5 ****** 1011.9 1016.0 ****** 1025.2 ****** MAX. QFF PRESSURE IN HPA 1032.2 1027.7 1029.2 1019.3 1020.2 1011.7 1007.4 ****** 1018.1 1023.1 ****** 1034.9 ****** DAY 25 18 28 5 20 3 23 ** 22 15 ** 7 MIN. QFF PRESSURE IN HPA 1001.7 1008.6 1010.3 1007.1 1000.2 995.4 999.7 ****** 1008.8 1010.0 ****** 1008.1 ****** DAY 21 16 10 18 11 19 1 ** 7 6 ** 31 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.9 854.9 855.6 856.0 855.5 851.8 853.6 854.9 858.3 860.1 858.7 857.6 856.2 MAX. QFE PRESSURE IN HPA 862.4 860.8 861.4 862.2 861.5 857.0 856.6 857.4 862.9 865.2 864.0 867.2 867.2 DAY 29 22 28 5 19 2 3 24 22 15 16 7 MIN. QFE PRESSURE IN HPA 843.7 844.4 848.9 851.4 849.4 847.3 850.7 852.1 854.9 856.6 852.5 846.4 843.7 DAY 21 16 9 11 11 19 20 6 5 1 8 31 MEAN QNH PRESSURE IN HPA 1020.2 1017.9 1018.6 1019.1 1018.6 1014.3 1016.4 1017.9 1021.7 1023.9 1022.2 1021.0 1019.3 MAX. QNH PRESSURE IN HPA 1026.5 1024.6 1025.3 1026.2 1025.4 1020.3 1019.8 1020.7 1027.1 1029.7 1028.3 1032.0 1032.0 DAY 29 22 28 5 19 2 3 24 22 15 16 7 MIN. QNH PRESSURE IN HPA 1004.9 1005.7 1010.9 1013.8 1011.5 1009.1 1013.0 1014.6 1017.8 1019.8 1015.1 1008.0 1004.9 DAY 21 16 9 11 11 19 20 6 5 1 8 31 MEAN QFF PRESSURE IN HPA 1024.6 1021.7 1020.8 1015.1 1010.0 1003.7 1004.5 1007.4 1013.6 1018.7 1022.4 1025.9 1015.7 MAX. QFF PRESSURE IN HPA 1034.7 1032.0 1029.0 1021.5 1020.5 1011.5 1008.3 1010.9 1019.8 1025.1 1032.6 1035.5 1035.5 DAY 1 18 28 5 19 3 23 29 22 15 22 7 MIN. QFF PRESSURE IN HPA 1007.1 1008.3 1010.7 1008.6 1001.8 996.6 1000.1 1003.3 1009.1 1012.4 1012.0 1008.9 996.6 DAY 21 16 9 11 11 19 1 4 5 6 8 31 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 858.2 856.1 856.5 856.6 856.0 852.0 853.8 855.2 858.8 860.8 859.6 858.8 856.9 MAX. QFE PRESSURE IN HPA 863.5 862.7 862.2 862.9 861.8 857.3 856.7 858.2 863.4 865.8 865.1 867.7 867.7 DAY 25 22 28 5 20 2 31 24 22 15 16 7 MIN. QFE PRESSURE IN HPA 845.9 846.1 850.3 851.9 850.0 847.8 851.0 852.3 855.4 857.3 853.8 849.2 845.9 DAY 20 16 9 11 11 19 20 6 4 1 8 31 MEAN QNH PRESSURE IN HPA 1021.6 1019.3 1019.7 1019.8 1019.1 1014.5 1016.6 1018.2 1022.3 1024.7 1023.2 1022.3 1020.1 MAX. QNH PRESSURE IN HPA 1027.7 1026.8 1026.2 1027.1 1025.8 1020.6 1019.9 1021.6 1027.6 1030.4 1029.6 1032.6 1032.6 DAY 25 22 28 5 20 2 31 24 22 15 16 7 MIN. QNH PRESSURE IN HPA 1007.5 1007.7 1012.5 1014.4 1012.2 1009.7 1013.3 1014.8 1018.4 1020.6 1016.6 1011.3 1007.5 DAY 20 16 9 11 11 19 20 6 4 1 8 31 MEAN QFF PRESSURE IN HPA 1024.8 1022.2 1021.2 1015.5 1010.5 1003.5 1004.6 ****** 1013.2 1017.7 ****** 1027.5 ****** MAX. QFF PRESSURE IN HPA 1033.9 1031.9 1028.9 1021.7 1020.6 1010.5 1008.3 ****** 1018.8 1025.2 ****** 1035.8 ****** DAY 1 18 28 5 19 3 23 ** 22 15 ** 11 MIN. QFF PRESSURE IN HPA 1008.9 1010.1 1011.5 1009.7 1002.7 997.0 1001.1 ****** 1009.4 1012.3 ****** 1012.4 ****** DAY 20 16 9 11 11 19 18 ** 4 5 ** 31 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.7 855.3 855.7 855.8 855.0 851.1 853.1 854.3 857.6 859.4 858.0 857.6 855.8 MAX. QFE PRESSURE IN HPA 862.4 862.1 861.5 861.7 861.0 856.4 856.0 857.3 862.0 863.7 863.0 865.2 865.2 DAY 29 22 28 5 19 2 3 24 22 20 16 7 MIN. QFE PRESSURE IN HPA 844.5 845.4 849.8 851.4 849.6 846.9 850.0 851.3 854.6 855.9 852.7 850.5 844.5 DAY 20 16 9 11 11 19 20 6 4 1 7 31 MEAN QNH PRESSURE IN HPA 1019.9 1018.3 1018.8 1018.9 1017.9 1013.4 1015.8 1017.2 1020.9 1023.0 1021.5 1021.0 1018.9 MAX. QNH PRESSURE IN HPA 1026.5 1026.1 1025.4 1025.7 1024.9 1019.6 1019.1 1020.6 1026.0 1028.0 1027.2 1029.7 1029.7 DAY 29 22 28 5 19 2 3 24 22 20 16 7 MIN. QNH PRESSURE IN HPA 1005.9 1006.9 1012.0 1013.8 1011.7 1008.6 1012.2 1013.7 1017.5 1019.0 1015.3 1012.8 1005.9 DAY 20 16 9 11 11 19 20 6 4 1 7 31 MEAN QFF PRESSURE IN HPA 1022.4 1020.7 1019.9 1014.1 1009.2 1002.3 1003.4 ****** 1011.8 1015.6 ****** 1025.5 ****** MAX. QFF PRESSURE IN HPA 1031.5 1030.1 1027.3 1020.0 1019.6 1009.5 1006.9 ****** 1016.9 1022.6 ****** 1033.5 ****** DAY 1 18 28 5 19 2 23 ** 22 20 ** 11 MIN. QFF PRESSURE IN HPA 1006.2 1009.7 1011.2 1008.6 1002.6 996.3 999.8 ****** 1008.0 1009.5 ****** 1013.7 ****** DAY 20 16 9 18 11 18 20 ** 29 5 ** 31 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.8 854.5 854.7 854.7 853.9 850.1 852.4 853.5 856.6 858.5 857.5 857.2 855.0 MAX. QFE PRESSURE IN HPA 861.5 861.4 860.6 860.2 860.2 856.4 855.5 856.3 861.3 863.4 862.8 863.6 863.6 DAY 28 22 27 5 19 2 3 19 22 20 21 7 MIN. QFE PRESSURE IN HPA 843.5 845.4 848.4 850.7 849.2 845.9 849.2 849.5 853.9 855.2 851.7 850.7 843.5 DAY 20 16 9 11 11 19 20 6 4 5 7 20 MEAN QNH PRESSURE IN HPA 1018.9 1017.4 1017.6 1017.6 1016.7 1012.3 1014.9 1016.3 1019.8 1022.0 1020.9 1020.5 1017.9 MAX. QNH PRESSURE IN HPA 1025.4 1025.3 1024.4 1023.9 1023.9 1019.6 1018.5 1019.4 1025.2 1027.6 1026.9 1027.9 1027.9 DAY 28 22 27 5 19 2 3 19 22 20 21 7 MIN. QNH PRESSURE IN HPA 1004.7 1006.9 1010.3 1013.0 1011.3 1007.5 1011.3 1011.6 1016.7 1018.2 1014.2 1013.0 1004.7 DAY 20 16 9 11 11 19 20 6 4 5 7 20 MEAN QFF PRESSURE IN HPA 1021.3 1019.8 1018.8 1012.8 1008.2 1001.7 1002.8 ****** 1011.1 1015.0 ****** 1025.3 ****** MAX. QFF PRESSURE IN HPA 1030.2 1030.3 1027.0 1018.6 1018.4 1011.1 1006.2 ****** 1016.8 1022.4 ****** 1033.5 ****** DAY 1 18 27 5 19 2 3 ** 22 20 ** 11 MIN. QFF PRESSURE IN HPA 1004.6 1010.3 1009.3 1007.7 1001.6 995.3 999.2 ****** 1007.3 1008.9 ****** 1015.5 ****** DAY 20 16 9 18 11 18 20 ** 29 5 ** 30 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.7 855.2 855.2 855.1 854.3 850.3 852.8 853.9 857.2 859.4 858.2 858.0 855.5 MAX. QFE PRESSURE IN HPA 862.4 861.4 861.4 860.6 861.2 856.1 856.0 857.0 861.5 863.4 864.0 865.5 865.5 DAY 28 22 27 5 19 3 3 31 22 20 21 6 MIN. QFE PRESSURE IN HPA 844.1 848.5 848.7 850.5 849.6 846.0 849.3 849.5 854.3 856.3 852.4 850.0 844.1 DAY 20 16 9 11 10 19 20 6 29 5 7 20 MEAN QNH PRESSURE IN HPA 1019.9 1018.2 1018.2 1018.1 1017.1 1012.6 1015.4 1016.7 1020.5 1023.0 1021.7 1021.4 1018.6 MAX. QNH PRESSURE IN HPA 1026.5 1025.3 1025.3 1024.4 1025.1 1019.2 1019.1 1020.3 1025.4 1027.6 1028.3 1030.0 1030.0 DAY 28 22 27 5 19 3 3 31 22 20 21 6 MIN. QNH PRESSURE IN HPA 1005.4 1010.5 1010.7 1012.8 1011.7 1007.6 1011.4 1011.6 1017.1 1019.4 1015.0 1012.2 1005.4 DAY 20 16 9 11 10 19 20 6 29 5 7 20 MEAN QFF PRESSURE IN HPA 1024.2 1021.8 1020.3 1014.0 1008.6 1001.9 1003.6 1006.4 1012.4 1017.9 1021.9 1026.3 1014.9 MAX. QFF PRESSURE IN HPA 1033.2 1029.7 1027.9 1020.6 1019.8 1011.6 1007.2 1011.6 1017.4 1024.0 1031.5 1035.4 1035.4 DAY 28 18 27 5 19 3 3 31 22 19 21 11 MIN. QFF PRESSURE IN HPA 1006.1 1013.5 1009.8 1007.7 1002.0 995.6 999.1 1000.8 1008.8 1011.1 1012.0 1013.1 995.6 DAY 20 10 9 17 10 18 20 6 6 6 7 3 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 857.1 855.6 855.9 856.2 855.4 851.4 853.8 ****** 857.9 859.9 ****** 858.4 ****** MAX. QFE PRESSURE IN HPA 863.0 861.4 862.1 861.8 862.5 857.3 856.8 ****** 862.1 864.9 ****** 866.1 ****** DAY 28 22 27 5 19 2 3 ** 21 14 ** 6 MIN. QFE PRESSURE IN HPA 843.8 849.7 849.5 851.8 849.6 847.1 850.8 ****** 855.1 857.3 ****** 847.7 ****** DAY 20 16 9 30 10 18 20 ** 29 5 ** 20 MEAN QNH PRESSURE IN HPA 1020.3 1018.6 1019.0 1019.3 1018.4 1013.8 1016.6 ****** 1021.3 1023.6 ****** 1021.9 ****** MAX. QNH PRESSURE IN HPA 1027.2 1025.3 1026.1 1025.8 1026.6 1020.6 1020.0 ****** 1026.1 1029.4 ****** 1030.7 ****** DAY 28 22 27 5 19 2 3 ** 21 14 ** 6 MIN. QNH PRESSURE IN HPA 1005.0 1011.8 1011.6 1014.3 1011.7 1008.8 1013.1 ****** 1018.1 1020.6 ****** 1009.5 ****** DAY 20 16 9 30 10 18 20 ** 29 5 ** 20 MEAN QFF PRESSURE IN HPA 1023.4 1021.5 1020.5 1014.8 1009.7 1002.8 1004.5 ****** 1012.4 1016.9 ****** 1026.6 ****** MAX. QFF PRESSURE IN HPA 1032.8 1028.3 1028.6 1021.5 1021.2 1010.8 1008.5 ****** 1017.0 1025.0 ****** 1034.8 ****** DAY 24 17 27 5 19 2 22 ** 21 15 ** 11 MIN. QFF PRESSURE IN HPA 1005.6 1012.7 1010.1 1007.9 1001.8 996.2 1000.7 ****** 1007.9 1011.5 ****** 1012.2 ****** DAY 20 10 9 17 10 18 20 ** 29 5 ** 20 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.7 855.3 855.3 855.8 855.1 851.1 853.4 ****** 857.6 859.6 ****** 857.8 ****** MAX. QFE PRESSURE IN HPA 862.5 862.3 862.2 861.1 862.0 856.1 855.8 ****** 861.9 864.6 ****** 867.3 ****** DAY 24 22 27 5 19 2 3 ** 21 14 ** 6 MIN. QFE PRESSURE IN HPA 841.6 848.8 848.9 851.5 848.8 846.5 850.8 ****** 855.1 856.8 ****** 846.8 ****** DAY 20 15 9 11 10 18 20 ** 3 6 ** 20 MEAN QNH PRESSURE IN HPA 1019.9 1018.3 1018.3 1018.9 1018.0 1013.4 1016.1 ****** 1021.0 1023.3 ****** 1021.1 ****** MAX. QNH PRESSURE IN HPA 1026.6 1026.4 1026.2 1025.0 1026.0 1019.2 1018.9 ****** 1025.9 1029.0 ****** 1032.1 ****** DAY 24 22 27 5 19 2 3 ** 21 14 ** 6 MIN. QNH PRESSURE IN HPA 1002.5 1010.8 1010.9 1013.9 1010.8 1008.2 1013.1 ****** 1018.1 1020.0 ****** 1008.5 ****** DAY 20 15 9 11 10 18 20 ** 3 6 ** 20 MEAN QFF PRESSURE IN HPA 1022.3 1020.7 1019.5 1014.0 1009.2 1002.3 1003.7 ****** 1011.9 1016.1 ****** 1025.2 ****** MAX. QFF PRESSURE IN HPA 1033.0 1028.9 1028.5 1019.9 1020.6 1009.5 1007.8 ****** 1017.3 1023.0 ****** 1034.0 ****** DAY 24 22 27 5 19 2 22 ** 21 15 ** 6 MIN. QFF PRESSURE IN HPA 1001.9 1010.9 1010.3 1007.4 1000.8 995.5 1000.6 ****** 1008.6 1009.9 ****** 1009.4 ****** DAY 20 10 9 17 10 18 17 ** 6 5 ** 30 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.5 4.2 8.5 13.8 20.6 25.9 26.1 25.8 20.5 10.7 8.5 4.1 14.3 MINIMUN AIR TEMPERATURE (C) -2.9 -1.3 3.3 7.5 13.4 15.9 19.0 18.8 13.2 4.7 2.4 -2.0 7.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 7 8 0 0 0 0 16 DAYS WITH MINIMUM TEMP. <=-4 7 6 0 0 0 0 0 0 0 0 0 8 21 DAYS WITH FREEZING MIN.<= 0 27 16 5 0 0 0 0 0 0 9 9 22 88 TEMPERATURE RECORDS LOWEST(C) -11.0 -6.6 -3.0 0.2 4.3 8.4 13.6 14.6 8.6 -2.4 -3.4 -9.6 -11.0 DAY 22 17 16 7 8 22 5 10 26 13 30 2 MAXIMUM AIR TEMPERATURE (C) 9.7 10.6 14.5 20.3 26.9 30.2 31.8 32.3 28.5 17.8 16.3 11.7 20.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 10 16 22 31 8 0 0 0 87 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.4 18.4 20.2 29.0 33.6 35.2 36.8 34.5 36.4 28.0 23.8 16.8 36.8 DAY 26 28 3 26 24 5 9 16 6 5 7 20 DIF. BETWEEN (MAX.-MIN.) (C) 12.6 11.9 11.2 12.8 13.5 14.3 12.8 13.5 15.3 13.1 13.9 13.7 13.2 MEAN DAILY TEMP. (MDT) (C) 3.4 4.6 8.9 13.9 20.2 23.1 25.4 25.5 20.8 11.2 9.3 4.9 14.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 30.2 65.4 135.6 137.3 29.0 0.0 0.0 0.0 399.5 HEATING DEG. DAYS(BASE 18 0C) 439.0 373.8 280.7 145.0 21.5 0.0 0.0 0.0 1.6 213.8 259.6 394.6 2129.6 DEWPOINT (MEAN C) -5.9 -3.4 0.4 1.8 1.9 -1.7 2.8 0.8 -0.5 -3.8 -5.9 -7.1 -1.7 MIXING RATIO (G/KG) 2.99 3.58 4.87 5.31 5.45 4.41 5.74 4.96 4.55 3.78 3.13 2.84 4.30 VAPOUR PRESSURE (HPA) 4.11 4.89 6.62 7.23 7.42 6.01 7.80 6.75 6.22 5.18 4.30 3.89 5.87 SATURATION DEF. (HPA) 3.57 3.87 5.03 10.04 18.23 28.18 27.08 27.31 19.26 9.01 7.72 4.88 13.68 RELATIVE HUMIDITY (MEAN %) 59 61 61 51 33 19 25 22 28 43 41 49 41 RELATIVE HUMIDITY (MAX. %) 80 82 85 74 51 33 38 35 44 62 62 68 60 RELATIVE HUMIDITY (MIN. %) 33 40 37 30 21 12 15 12 16 27 20 29 24 RELATIVE HUMIDITY (MEAN% 03UTC) 70 72 79 69 44 32 35 30 39 57 55 59 53 RELATIVE HUMIDITY (MEAN% 09UTC) 42 47 44 37 24 15 17 14 18 30 23 32 29 RELATIVE HUMIDITY (MEAN% 15UTC) 62 60 51 41 32 15 19 17 23 39 35 46 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 6.0 43.2 67.1 32.5 19.0 5.0 0.2 0.0 0.0 30.9 8.0 5.8 217.7 DAYS WITH PRECIPITATION >=10 0 3 4 1 0 0 0 0 0 1 0 0 9 DAYS WITH PRECIPITATION >= 5 1 3 5 2 1 1 0 0 0 2 1 1 17 DAYS WITH PRECIPITATION >= 1 1 5 11 4 5 1 0 0 0 3 1 1 32 DAYS WITH PRECIPITATION 1 6 14 6 9 1 1 0 1 3 2 3 47 GREATEST DAILY PRECIPITATION 6.0 13.8 16.0 21.6 9.0 5.0 0.2 0.0 0.0 19.0 8.0 5.0 21.6 DAY 7 11 30 5 29 1 24 ** ** 27 4 29 DAY WITH THUNDER STORM 0 1 2 1 5 0 0 0 1 0 0 0 10 DAYS WITH SNOW OR SLEET 0 3 1 0 0 0 0 0 0 0 0 3 7 DAYS WITH DUST 2 0 1 2 3 0 4 1 4 0 0 2 19 WIND DIRECTION (PREVAILING) 315 45 180 45 45 360 45 360 45 315 45 315 45 PREVAILING WIND SPEED(KNOTS) 4.1 7.3 9.8 9.2 7.9 9.6 8.7 9.9 9.0 10.7 7.3 4.7 8.7 PREVAILING WIND PERCENT 9.7 10.7 12.5 13.8 17.2 27.8 29.5 35.9 28.6 11.7 12.1 14.9 14.7 CALMS PERCENT OF WIND 71.4 63.4 49.6 48.8 48.5 29.1 20.5 24.6 46.2 58.1 59.2 66.1 49.8 NO. OF WIND OBSERVATION 248 224 248 240 204 151 200 248 238 248 240 248 2737 VECTOR WIND DIRECTION (MEAN) 244 355 188 169 5 23 13 13 56 15 12 259 19 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.3 0.5 0.7 1.7 4.6 5.7 6.2 3.3 1.9 0.4 0.7 1.8 WIND STEADINESES (MEAN %) 18.8 11.5 10.9 15.2 41.5 71.9 78.1 82.7 75.0 51.4 14.8 33.3 41.9 WIND SPEED (MEAN KNOTS) 1.6 2.6 4.6 4.6 4.1 6.4 7.3 7.5 4.4 3.7 2.7 2.1 4.3 FASTEST WIND DIRECTION 190 220 190 210 320 30 340 360 330 340 260 220 190 FASTEST WIND SPEED (KNOTS) 29 29 33 23 25 23 23 29 23 23 16 19 33 DAY 27 11 12 20 26 8 4 8 19 26 3 21 DAYS WITH SKY CLEAR (0-2)/8 22 12 9 16 15 29 28 31 29 21 21 24 257 DAYS WITH P.CLOUDY (3-6)/8 8 13 17 12 13 1 3 0 1 8 8 5 89 DAYS WITH CLOUDY (7-8)/8 1 3 5 2 3 0 0 0 0 2 1 2 19 DAYS WITH VISIBILITY =< 2 KM 3 1 2 1 1 1 1 0 2 0 0 2 14 DURATION OF SUNSHINE HOURS 243.8 196.3 199.0 256.2 279.6 379.7 353.5 366.4 296.5 237.0 248.0 221.3 3277.3 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 858.7 857.0 851.9 855.2 855.9 853.9 852.9 852.9 856.3 859.7 859.6 858.0 856.0 MAX. QFE PRESSURE IN HPA 865.8 865.6 860.8 861.7 862.2 857.6 856.6 858.3 861.7 865.6 867.4 867.7 867.7 DAY-HOUR 20- 6 1- 6 23- 6 30-18 1- 6 28- 3 11- 6 8- 6 26- 6 29- 6 30- 6 1- 6 MIN. QFE PRESSURE IN HPA 850.2 846.9 841.8 846.0 850.3 850.3 844.7 848.8 851.6 852.8 851.5 847.4 841.8 DAY-HOUR 3- 0 11- 0 14-15 19-21 23-12 13- 9 3-12 18-12 6-12 9- 3 8- 0 31-12 MEAN QNH PRESSURE IN HPA 1022.3 1020.2 1014.3 1018.2 1019.0 1016.7 1015.5 1015.5 1019.4 1023.3 1023.3 1021.4 1019.1 MAX. QNH PRESSURE IN HPA 1030.4 1030.2 1024.6 1025.7 1026.2 1020.9 1019.8 1021.8 1025.7 1030.2 1032.2 1032.6 1032.6 DAY-HOUR 20- 6 1- 6 23- 6 30-18 1- 6 28- 3 11- 6 8- 6 26- 6 29- 6 30- 6 1- 6 MIN. QNH PRESSURE IN HPA 1012.4 1008.6 1002.7 1007.6 1012.5 1012.5 1006.1 1010.8 1014.0 1015.4 1013.9 1009.2 1002.7 DAY-HOUR 3- 0 11- 0 14-15 19-21 23-12 13- 9 3-12 18-12 6-12 9- 3 8- 0 31-12 MEAN QFF PRESSURE IN HPA 1024.4 1021.1 1012.1 1013.1 1010.9 ****** 1003.6 1003.5 1010.4 1020.3 1021.6 1022.5 ****** MAX. QFF PRESSURE IN HPA 1034.4 1034.0 1026.7 1023.3 1020.8 ****** 1010.1 1009.8 1020.0 1032.8 1038.1 1039.6 ****** DAY-HOUR 21- 6 12- 6 23- 6 6-18 1- 6 **-** 12- 3 8- 6 24- 6 29- 6 30-18 2- 3 MIN. QFF PRESSURE IN HPA 1011.7 1006.0 999.1 996.6 1002.7 ****** 993.2 997.6 1001.7 1007.1 1007.4 1009.2 ****** DAY-HOUR 27-12 11- 0 14-18 20- 0 23-15 **-** 3-12 15-12 6-12 4-12 8- 0 31-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 858.2 856.5 851.4 854.7 856.5 ****** 852.4 852.7 856.0 859.3 859.2 857.9 ****** MAX. QFE PRESSURE IN HPA 863.5 862.9 859.8 859.2 860.8 ****** 855.5 857.5 860.6 864.3 865.7 866.5 ****** DAY 21 1 23 30 1 ** 29 8 26 29 30 2 MIN. QFE PRESSURE IN HPA 850.2 846.9 844.1 846.9 853.9 ****** 846.7 849.2 853.3 853.0 851.5 848.7 ****** DAY 3 11 15 20 7 ** 4 30 6 9 8 31 MEAN QNH PRESSURE IN HPA 1021.6 1019.7 1013.8 1017.6 1019.7 ****** 1014.9 1015.3 1019.1 1022.9 1022.8 1021.3 ****** MAX. QNH PRESSURE IN HPA 1027.7 1027.1 1023.5 1022.8 1024.6 ****** 1018.5 1020.8 1024.4 1028.7 1030.3 1031.2 ****** DAY 21 1 23 30 1 ** 29 8 26 29 30 2 MIN. QNH PRESSURE IN HPA 1012.4 1008.6 1005.4 1008.6 1016.7 ****** 1008.4 1011.3 1016.0 1015.7 1013.9 1010.7 ****** DAY 3 11 15 20 7 ** 4 30 6 9 8 31 MEAN QFF PRESSURE IN HPA 1023.1 1020.0 1011.1 1012.5 1011.6 ****** 1003.4 1003.1 1009.8 1019.3 1020.3 1021.9 ****** MAX. QFF PRESSURE IN HPA 1030.8 1029.5 1025.4 1019.3 1018.5 ****** 1008.1 1008.0 1016.2 1030.8 1034.7 1037.5 ****** DAY 22 12 23 7 1 ** 29 8 26 29 30 2 MIN. QFF PRESSURE IN HPA 1012.4 1006.0 1001.4 996.6 1006.0 ****** 995.0 998.8 1003.9 1007.4 1007.4 1011.1 ****** DAY 7 11 15 20 4 ** 4 25 7 9 8 31 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 858.6 857.0 852.0 855.5 856.3 854.6 853.7 853.5 857.0 859.9 859.7 858.3 856.3 MAX. QFE PRESSURE IN HPA 864.4 863.9 860.1 860.2 861.6 857.6 856.4 857.8 861.3 865.1 866.0 867.3 867.3 DAY 20 1 23 30 1 28 12 8 24 29 30 2 MIN. QFE PRESSURE IN HPA 851.0 849.6 844.6 847.1 851.5 850.8 849.0 850.2 854.0 852.8 853.8 848.9 844.6 DAY 3 11 14 5 23 13 4 25 6 9 8 31 MEAN QNH PRESSURE IN HPA 1022.1 1020.2 1014.5 1018.5 1019.4 1017.5 1016.5 1016.2 1020.2 1023.6 1023.4 1021.8 1019.5 MAX. QNH PRESSURE IN HPA 1028.8 1028.2 1023.8 1023.9 1025.6 1020.9 1019.6 1021.2 1025.2 1029.6 1030.6 1032.1 1032.1 DAY 20 1 23 30 1 28 12 8 24 29 30 2 MIN. QNH PRESSURE IN HPA 1013.3 1011.7 1006.0 1008.8 1013.9 1013.1 1011.0 1012.4 1016.8 1015.4 1016.6 1010.9 1006.0 DAY 3 11 14 5 23 13 4 25 6 9 8 31 MEAN QFF PRESSURE IN HPA 1025.6 1022.1 1012.9 1014.0 1010.7 1006.8 1004.7 1004.6 1012.0 1021.4 1023.0 1024.3 1015.2 MAX. QFF PRESSURE IN HPA 1033.3 1032.6 1026.5 1020.8 1020.5 1010.7 1010.1 1009.4 1019.1 1032.6 1035.8 1039.6 1039.6 DAY 22 12 23 2 1 22 12 8 24 29 30 2 MIN. QFF PRESSURE IN HPA 1016.1 1011.0 1003.7 999.4 1004.3 1003.1 999.0 999.9 1005.8 1010.1 1011.3 1012.6 999.0 DAY 27 11 20 20 23 5 4 25 6 9 8 31 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 860.0 858.2 852.8 856.2 856.6 854.7 853.8 853.8 857.5 860.6 860.8 859.4 857.0 MAX. QFE PRESSURE IN HPA 865.8 865.6 860.8 861.0 862.2 857.6 856.6 858.3 861.7 865.6 867.4 867.7 867.7 DAY 20 1 23 22 1 28 11 8 26 29 30 1 MIN. QFE PRESSURE IN HPA 852.6 852.1 845.0 849.0 852.2 850.8 848.6 850.4 854.6 854.3 856.3 849.7 845.0 DAY 3 11 14 5 23 13 3 25 6 9 7 31 MEAN QNH PRESSURE IN HPA 1023.7 1021.6 1015.4 1019.3 1019.8 1017.6 1016.6 1016.5 1020.9 1024.4 1024.6 1023.0 1020.3 MAX. QNH PRESSURE IN HPA 1030.4 1030.2 1024.6 1024.9 1026.2 1020.9 1019.8 1021.8 1025.7 1030.2 1032.2 1032.6 1032.6 DAY 20 1 23 22 1 28 11 8 26 29 30 1 MIN. QNH PRESSURE IN HPA 1015.2 1014.6 1006.4 1011.0 1014.7 1013.1 1010.6 1012.7 1017.5 1017.1 1019.4 1011.8 1006.4 DAY 3 11 14 5 23 13 3 25 6 9 7 31 MEAN QFF PRESSURE IN HPA 1026.0 1022.7 1013.1 1014.2 1012.6 ****** 1004.6 1004.4 1011.8 1021.2 1022.7 1024.0 ****** MAX. QFF PRESSURE IN HPA 1034.4 1034.0 1026.7 1022.4 1020.8 ****** 1007.9 1009.8 1020.0 1032.8 1037.3 1038.3 ****** DAY 21 12 23 22 1 ** 29 8 24 29 30 1 MIN. QFF PRESSURE IN HPA 1015.6 1012.5 1001.3 1002.4 1008.2 ****** 998.8 999.8 1004.7 1010.5 1014.3 1012.9 ****** DAY 27 5 14 20 4 ** 3 26 6 4 7 31 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 858.7 857.3 851.9 855.5 855.8 854.0 853.0 852.8 856.3 859.5 859.4 857.8 856.0 MAX. QFE PRESSURE IN HPA 864.6 864.7 859.6 860.4 860.5 856.8 856.1 857.3 860.5 863.8 866.2 866.6 866.6 DAY 20 1 23 22 1 28 11 7 24 28 30 2 MIN. QFE PRESSURE IN HPA 851.7 851.9 843.8 849.4 851.4 850.3 846.5 849.6 852.8 854.9 853.8 848.5 843.8 DAY 3 10 14 20 23 13 3 18 6 4 7 31 MEAN QNH PRESSURE IN HPA 1022.3 1020.6 1014.4 1018.5 1018.9 1016.8 1015.6 1015.4 1019.4 1023.2 1023.1 1021.1 1019.1 MAX. QNH PRESSURE IN HPA 1029.0 1029.1 1023.3 1024.2 1024.3 1020.0 1019.2 1020.6 1024.3 1028.1 1030.9 1031.3 1031.3 DAY 20 1 23 22 1 28 11 7 24 28 30 2 MIN. QNH PRESSURE IN HPA 1014.2 1014.4 1005.0 1011.5 1013.8 1012.5 1008.2 1011.7 1015.4 1017.8 1016.6 1010.5 1005.0 DAY 3 10 14 20 23 13 3 18 6 4 7 31 MEAN QFF PRESSURE IN HPA 1023.5 1021.0 1011.9 1013.0 1011.3 ****** 1003.4 1003.1 1009.8 1019.6 1020.6 1021.4 ****** MAX. QFF PRESSURE IN HPA 1031.8 1031.8 1024.4 1020.1 1018.1 ****** 1007.9 1008.1 1017.6 1029.4 1035.7 1036.8 ****** DAY 21 12 23 1 1 ** 29 8 24 28 30 2 MIN. QFF PRESSURE IN HPA 1013.1 1012.2 1000.9 1002.0 1007.3 ****** 995.8 998.8 1003.3 1008.4 1010.4 1010.2 ****** DAY 27 10 14 20 4 ** 3 15 6 4 7 31 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 857.9 856.1 851.1 854.3 854.8 853.2 852.1 851.9 855.0 858.8 858.6 856.9 855.1 MAX. QFE PRESSURE IN HPA 863.7 863.4 857.8 859.4 858.8 856.0 855.7 856.5 859.2 863.6 865.6 865.0 865.6 DAY 12 1 23 22 1 28 11 7 26 16 30 2 MIN. QFE PRESSURE IN HPA 851.3 850.0 842.5 849.3 850.3 850.3 844.7 848.8 851.6 853.4 852.4 847.4 842.5 DAY 27 10 14 4 23 13 3 18 6 4 7 31 MEAN QNH PRESSURE IN HPA 1021.2 1019.2 1013.4 1017.2 1017.8 1015.8 1014.6 1014.4 1018.0 1022.4 1022.1 1020.1 1018.0 MAX. QNH PRESSURE IN HPA 1028.0 1027.6 1021.2 1023.0 1022.3 1019.1 1018.8 1019.7 1022.8 1027.9 1030.2 1029.5 1030.2 DAY 12 1 23 22 1 28 11 7 26 16 30 2 MIN. QNH PRESSURE IN HPA 1013.7 1012.2 1003.5 1011.4 1012.5 1012.5 1006.1 1010.8 1014.0 1016.1 1015.0 1009.2 1003.5 DAY 27 10 14 4 23 13 3 18 6 4 7 31 MEAN QFF PRESSURE IN HPA 1022.6 1019.5 1010.9 1011.9 1010.5 ****** 1002.4 1002.3 1008.7 1018.9 1019.9 1020.6 ****** MAX. QFF PRESSURE IN HPA 1030.7 1030.2 1022.4 1019.7 1016.7 ****** 1007.4 1007.6 1014.8 1029.3 1034.5 1034.9 ****** DAY 21 12 23 22 1 ** 29 8 24 28 30 2 MIN. QFF PRESSURE IN HPA 1011.7 1010.2 1000.4 1000.8 1006.4 ****** 993.2 997.6 1001.7 1007.1 1009.1 1009.2 ****** DAY 27 10 14 20 4 ** 3 15 6 4 7 31 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 858.8 856.8 851.6 854.7 855.0 853.3 852.4 852.3 855.4 859.5 859.6 857.9 855.6 MAX. QFE PRESSURE IN HPA 864.6 864.1 858.2 859.6 858.0 856.0 855.8 857.1 860.0 864.5 865.8 866.0 866.0 DAY 20 1 22 30 13 22 11 7 25 28 30 1 MIN. QFE PRESSURE IN HPA 851.8 850.8 841.8 848.2 850.6 850.6 845.0 849.0 852.1 853.9 852.6 848.5 841.8 DAY 2 10 14 19 22 5 3 29 6 4 7 31 MEAN QNH PRESSURE IN HPA 1022.3 1020.1 1014.0 1017.6 1017.9 1015.9 1014.9 1014.9 1018.5 1023.1 1023.3 1021.3 1018.6 MAX. QNH PRESSURE IN HPA 1029.0 1028.4 1021.6 1023.3 1021.4 1019.1 1018.9 1020.4 1023.7 1028.9 1030.4 1030.6 1030.6 DAY 20 1 22 30 13 22 11 7 25 28 30 1 MIN. QNH PRESSURE IN HPA 1014.3 1013.1 1002.7 1010.1 1012.9 1012.9 1006.4 1011.0 1014.6 1016.7 1015.2 1010.5 1002.7 DAY 2 10 14 19 22 5 3 29 6 4 7 31 MEAN QFF PRESSURE IN HPA 1025.7 1021.8 1012.6 1012.9 1009.2 1005.3 1003.2 1003.3 1010.2 1021.0 1023.0 1023.7 1014.3 MAX. QFF PRESSURE IN HPA 1033.0 1031.1 1024.5 1023.0 1015.5 1010.8 1008.9 1008.3 1017.1 1031.2 1035.7 1038.5 1038.5 DAY 20 12 22 6 1 22 11 7 24 28 30 2 MIN. QFF PRESSURE IN HPA 1013.9 1012.3 1000.0 1001.1 1002.7 999.6 993.7 999.4 1003.1 1009.9 1010.7 1011.6 993.7 DAY 27 10 14 19 23 5 3 15 6 4 7 31 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 859.2 857.3 852.3 855.7 856.9 ****** 852.8 853.4 856.7 860.2 860.1 858.2 ****** MAX. QFE PRESSURE IN HPA 865.0 863.6 859.6 861.7 858.9 ****** 855.1 857.9 861.2 865.5 867.1 867.1 ****** DAY 20 1 22 30 1 ** 28 7 25 28 30 1 MIN. QFE PRESSURE IN HPA 852.0 849.8 842.9 847.6 854.8 ****** 845.9 849.8 853.6 854.7 852.4 848.9 ****** DAY 2 10 14 19 6 ** 3 18 22 8 7 31 MEAN QNH PRESSURE IN HPA 1022.8 1020.6 1014.9 1018.8 1020.2 ****** 1015.4 1016.1 1019.9 1024.0 1023.8 1021.6 ****** MAX. QNH PRESSURE IN HPA 1029.5 1027.9 1023.3 1025.7 1022.4 ****** 1018.1 1021.3 1025.1 1030.0 1031.9 1031.9 ****** DAY 20 1 22 30 1 ** 28 7 25 28 30 1 MIN. QNH PRESSURE IN HPA 1014.5 1012.0 1004.0 1009.4 1017.7 ****** 1007.5 1012.0 1016.3 1017.6 1015.0 1010.9 ****** DAY 2 10 14 19 6 ** 3 18 22 8 7 31 MEAN QFF PRESSURE IN HPA 1025.0 1021.5 1012.7 1013.5 1011.9 ****** 1003.8 1004.0 1010.9 1020.9 1022.0 1022.5 ****** MAX. QFF PRESSURE IN HPA 1034.0 1030.1 1025.4 1023.3 1016.8 ****** 1007.0 1009.1 1018.7 1032.2 1038.1 1037.3 ****** DAY 21 12 22 6 1 ** 27 31 24 28 30 1 MIN. QFF PRESSURE IN HPA 1014.4 1010.5 999.1 1000.7 1007.9 ****** 994.9 999.1 1003.6 1009.5 1009.2 1011.6 ****** DAY 27 10 14 19 3 ** 3 18 6 4 7 31 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 858.8 856.7 852.0 855.4 856.6 ****** 852.5 853.0 856.3 859.8 859.8 857.8 ****** MAX. QFE PRESSURE IN HPA 864.0 862.9 859.6 860.5 858.7 ****** 855.3 857.8 861.0 864.9 865.9 867.1 ****** DAY 20 1 22 30 13 ** 28 7 25 28 29 1 MIN. QFE PRESSURE IN HPA 851.2 847.2 844.1 846.0 854.4 ****** 845.9 849.2 853.3 854.9 851.9 849.2 ****** DAY 2 10 14 19 6 ** 3 29 22 8 7 30 MEAN QNH PRESSURE IN HPA 1022.3 1019.9 1014.5 1018.4 1019.8 ****** 1015.1 1015.6 1019.4 1023.5 1023.5 1021.2 ****** MAX. QNH PRESSURE IN HPA 1028.3 1027.1 1023.3 1024.3 1022.2 ****** 1018.3 1021.2 1024.9 1029.4 1030.5 1031.9 ****** DAY 20 1 22 30 13 ** 28 7 25 28 29 1 MIN. QNH PRESSURE IN HPA 1013.6 1009.0 1005.4 1007.6 1017.3 ****** 1007.5 1011.3 1016.0 1017.8 1014.4 1011.3 ****** DAY 2 10 14 19 6 ** 3 29 22 8 7 30 MEAN QFF PRESSURE IN HPA 1023.6 1020.3 1011.9 1012.8 1011.3 ****** 1003.3 1003.2 1009.8 1019.9 1021.0 1021.4 ****** MAX. QFF PRESSURE IN HPA 1031.9 1029.6 1024.9 1022.0 1015.0 ****** 1007.4 1008.1 1016.7 1031.0 1036.4 1038.0 ****** DAY 21 1 22 6 1 ** 28 7 25 28 30 1 MIN. QFF PRESSURE IN HPA 1014.5 1006.2 1000.3 997.8 1007.5 ****** 994.4 999.0 1002.5 1008.9 1007.9 1011.1 ****** DAY 6 10 14 19 16 ** 3 18 6 3 7 13 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.6 2.5 7.2 14.7 21.7 25.9 27.1 24.1 21.0 14.1 9.0 4.3 14.4 MINIMUN AIR TEMPERATURE (C) -3.4 -1.9 2.1 8.5 12.7 18.1 20.9 16.7 13.5 6.3 2.3 -0.6 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 7 16 1 0 0 0 0 24 DAYS WITH MINIMUM TEMP. <=-4 13 6 0 0 0 0 0 0 0 0 3 3 25 DAYS WITH FREEZING MIN.<= 0 29 23 11 1 0 0 0 0 0 1 10 18 93 TEMPERATURE RECORDS LOWEST(C) -9.6 -9.8 -2.5 -2.6 6.5 13.5 12.6 11.6 3.8 0.0 -4.6 -8.0 -9.8 DAY 1 8 16 4 6 10 25 26 26 4 25 30 MAXIMUM AIR TEMPERATURE (C) 7.1 7.9 13.2 21.2 27.1 32.8 33.4 31.0 28.6 22.2 17.0 10.4 21.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 4 23 31 22 13 0 0 0 93 DAYS WITH MAXIMUM TEMP. <= 0 0 2 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 11.4 15.7 22.8 28.6 33.5 38.8 37.0 36.4 35.2 25.8 23.8 17.2 38.8 DAY 5 24 21 23 29 23 1 12 6 28 5 8 DIF. BETWEEN (MAX.-MIN.) (C) 10.5 9.8 11.1 12.7 14.4 14.7 12.5 14.3 15.1 15.9 14.7 11.0 13.1 MEAN DAILY TEMP. (MDT) (C) 1.8 3.0 7.6 14.8 19.9 25.4 27.2 23.9 21.0 14.3 9.7 4.9 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 24.8 133.7 190.9 93.1 51.8 0.0 0.0 0.0 494.3 HEATING DEG. DAYS(BASE 18 0C) 500.6 434.9 321.8 115.1 19.0 0.0 0.0 0.0 18.6 116.0 250.0 406.5 2182.5 DEWPOINT (MEAN C) -4.8 -3.1 -0.8 1.1 2.0 2.0 3.7 3.7 1.8 -2.9 -3.5 -3.2 -0.3 MIXING RATIO (G/KG) 3.26 3.72 4.41 5.22 5.42 5.57 6.41 6.09 5.52 3.70 3.69 3.73 4.73 VAPOUR PRESSURE (HPA) 4.47 5.08 5.99 7.10 7.37 7.54 8.66 8.25 7.52 5.08 5.06 5.10 6.44 SATURATION DEF. (HPA) 2.65 2.64 4.74 11.09 19.66 27.31 28.02 22.75 18.97 11.96 7.41 3.64 13.41 RELATIVE HUMIDITY (MEAN %) 66 70 62 44 32 23 25 29 30 34 46 64 44 RELATIVE HUMIDITY (MAX. %) 85 90 84 67 52 36 37 42 46 50 69 81 62 RELATIVE HUMIDITY (MIN. %) 46 47 38 27 19 14 16 19 19 20 27 43 28 RELATIVE HUMIDITY (MEAN% 03UTC) 79 80 78 60 49 32 31 36 39 47 59 75 55 RELATIVE HUMIDITY (MEAN% 09UTC) 51 54 44 31 22 18 19 21 24 23 29 50 32 RELATIVE HUMIDITY (MEAN% 15UTC) 66 69 54 40 29 17 21 24 25 29 40 63 40 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 31.4 86.6 55.4 24.6 7.0 0.0 0.8 2.3 0.0 0.0 2.2 41.4 251.7 DAYS WITH PRECIPITATION >=10 1 4 2 1 0 0 0 0 0 0 0 2 10 DAYS WITH PRECIPITATION >= 5 1 6 4 2 0 0 0 0 0 0 0 3 16 DAYS WITH PRECIPITATION >= 1 5 9 7 5 3 0 0 1 0 0 1 8 39 DAYS WITH PRECIPITATION 11 11 12 8 3 0 4 2 0 0 1 11 63 GREATEST DAILY PRECIPITATION 15.0 22.0 19.0 11.0 3.0 0.0 0.8 2.0 0.0 0.0 2.2 12.6 22.0 DAY 19 25 4 29 5 ** 11 31 ** ** 15 20 DAY WITH THUNDER STORM 0 0 2 1 0 0 1 1 0 0 0 1 6 DAYS WITH SNOW OR SLEET 7 8 3 0 0 0 0 0 0 0 0 3 21 DAYS WITH DUST 0 0 5 1 2 2 3 5 2 0 0 0 20 WIND DIRECTION (PREVAILING) 315 315 315 90 90 90 45 45 90 90 360 360 90 PREVAILING WIND SPEED(KNOTS) 6.0 6.2 9.5 9.2 10.4 11.4 13.7 12.0 9.5 8.4 5.8 5.7 10.2 PREVAILING WIND PERCENT 13.3 12.9 16.9 17.0 29.5 32.5 43.1 41.1 27.1 18.1 13.8 16.5 18.1 CALMS PERCENT OF WIND 64.2 52.2 43.5 37.2 33.2 33.3 12.5 26.6 33.9 51.6 47.5 59.3 41.2 NO. OF WIND OBSERVATION 218 232 248 223 190 240 248 248 236 248 240 248 2819 VECTOR WIND DIRECTION (MEAN) 323 3 334 58 87 76 62 60 66 70 317 8 62 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.9 0.8 1.5 3.3 4.4 10.2 7.1 4.5 1.4 0.4 0.6 2.7 WIND STEADINESES (MEAN %) 16.7 28.1 14.5 25.0 48.5 62.9 91.1 88.7 70.3 36.8 10.3 21.4 48.2 WIND SPEED (MEAN KNOTS) 2.4 3.2 5.5 6.0 6.8 7.0 11.2 8.0 6.4 3.8 3.9 2.8 5.6 FASTEST WIND DIRECTION 110 60 330 240 40 80 10 40 10 360 290 150 330 FASTEST WIND SPEED (KNOTS) 19 19 39 25 29 27 35 33 23 23 19 17 39 DAY 19 3 24 1 21 30 31 10 2 1 14 27 DAYS WITH SKY CLEAR (0-2)/8 12 10 14 6 29 25 28 27 30 29 20 17 247 DAYS WITH P.CLOUDY (3-6)/8 14 12 10 21 1 5 3 4 0 2 10 9 91 DAYS WITH CLOUDY (7-8)/8 5 7 7 3 1 0 0 0 0 0 0 5 28 DAYS WITH VISIBILITY =< 2 KM 2 7 5 0 0 0 0 1 0 0 0 0 15 DURATION OF SUNSHINE HOURS 158.6 167.3 210.4 210.9 341.4 358.7 355.2 350.4 314.4 298.1 238.2 198.2 3201.8 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 855.2 852.2 855.1 853.8 851.3 850.2 851.9 855.5 858.9 858.5 856.3 854.6 MAX. QFE PRESSURE IN HPA 867.2 864.4 860.6 863.7 860.5 858.3 853.9 858.1 861.3 864.9 865.8 863.8 867.2 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 6 22-18 21- 6 14- 6 17- 6 6- 6 30- 6 MIN. QFE PRESSURE IN HPA 845.7 845.7 844.4 847.6 848.6 843.8 845.8 847.5 851.2 852.9 851.5 844.3 843.8 DAY-HOUR 29-12 3-15 5-12 1- 0 29-15 24-15 1- 0 29-12 1-12 31- 0 28-21 27-18 MEAN QNH PRESSURE IN HPA 1019.4 1018.2 1014.7 1018.1 1016.6 1013.7 1012.4 1014.4 1018.6 1022.4 1022.0 1019.4 1017.5 MAX. QNH PRESSURE IN HPA 1032.0 1028.8 1024.4 1028.0 1024.3 1021.8 1016.7 1021.5 1025.2 1029.4 1030.4 1028.1 1032.0 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 6 22-18 21- 6 14- 6 17- 6 6- 6 30- 6 MIN. QNH PRESSURE IN HPA 1007.2 1007.2 1005.7 1009.4 1010.6 1005.0 1007.4 1009.3 1013.6 1015.5 1013.9 1005.6 1005.0 DAY-HOUR 29-12 3-15 5-12 1- 0 29-15 24-15 1- 0 29-12 1-12 31- 0 28-21 27-18 MEAN QFF PRESSURE IN HPA 1022.9 1020.0 1013.4 1012.8 1006.4 1001.6 999.5 1003.1 1009.2 1017.2 1019.9 1020.2 1012.2 MAX. QFF PRESSURE IN HPA 1038.0 1036.2 1024.1 1026.8 1020.7 1013.7 1005.4 1010.4 1019.0 1025.9 1030.4 1034.2 1038.0 DAY-HOUR 3- 3 7- 6 18- 3 9- 6 5-15 1- 6 24- 6 21- 6 25- 6 17- 6 16- 3 30- 3 MIN. QFF PRESSURE IN HPA 1007.9 1005.3 1000.7 1001.0 998.5 989.8 993.4 998.0 1000.9 1009.5 1010.5 1004.6 989.8 DAY-HOUR 19- 9 3-15 21-18 15-12 29-15 23-12 1-12 30-12 5-12 7-12 14-12 27-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 857.0 854.6 851.7 854.9 ****** 851.4 850.1 851.8 855.1 858.6 858.1 855.9 ****** MAX. QFE PRESSURE IN HPA 865.1 861.8 859.7 860.8 ****** 857.8 853.2 855.6 860.0 863.6 864.5 862.6 ****** DAY 3 7 18 9 ** 1 31 21 25 17 6 30 MIN. QFE PRESSURE IN HPA 848.6 847.4 845.3 847.6 ****** 844.1 845.8 848.3 852.1 852.9 851.5 847.3 ****** DAY 20 4 24 1 ** 24 1 30 5 31 29 28 MEAN QNH PRESSURE IN HPA 1020.2 1017.5 1014.2 1017.9 ****** 1013.8 1012.3 1014.2 1018.1 1022.1 1021.6 1018.9 ****** MAX. QNH PRESSURE IN HPA 1029.6 1025.8 1023.4 1024.6 ****** 1021.2 1015.9 1018.6 1023.7 1027.9 1028.9 1026.7 ****** DAY 3 7 18 9 ** 1 31 21 25 17 6 30 MIN. QNH PRESSURE IN HPA 1010.6 1009.2 1006.8 1009.4 ****** 1005.4 1007.4 1010.2 1014.6 1015.5 1013.9 1009.1 ****** DAY 20 4 24 1 ** 24 1 30 5 31 29 28 MEAN QFF PRESSURE IN HPA 1022.5 1019.1 1012.7 1012.2 ****** 1001.8 999.3 1003.0 1008.5 1016.8 1018.8 1019.1 ****** MAX. QFF PRESSURE IN HPA 1036.0 1033.0 1022.5 1024.3 ****** 1011.5 1004.2 1007.9 1016.7 1023.8 1028.7 1033.2 ****** DAY 3 7 18 4 ** 1 23 26 25 3 16 30 MIN. QFF PRESSURE IN HPA 1012.6 1008.5 1002.5 1001.4 ****** 990.4 994.7 998.6 1002.3 1010.2 1012.3 1008.6 ****** DAY 20 4 5 16 ** 24 1 30 5 22 29 28 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 855.7 855.2 852.5 855.3 854.6 852.3 850.8 852.7 856.1 859.1 858.8 856.3 855.0 MAX. QFE PRESSURE IN HPA 866.0 862.3 859.7 862.3 859.2 857.8 853.6 857.5 860.9 864.0 865.0 862.7 866.0 DAY 3 7 17 9 5 1 23 21 14 17 6 30 MIN. QFE PRESSURE IN HPA 848.3 850.7 846.3 848.4 849.4 845.3 847.2 849.6 852.8 854.0 853.0 847.7 845.3 DAY 29 4 5 1 1 24 8 30 5 31 29 27 MEAN QNH PRESSURE IN HPA 1018.7 1018.2 1015.0 1018.3 1017.5 1014.9 1013.2 1015.3 1019.3 1022.7 1022.4 1019.5 1017.9 MAX. QNH PRESSURE IN HPA 1030.6 1026.4 1023.4 1026.4 1022.8 1021.2 1016.3 1020.8 1024.7 1028.3 1029.5 1026.8 1030.6 DAY 3 7 17 9 5 1 23 21 14 17 6 30 MIN. QNH PRESSURE IN HPA 1010.2 1013.0 1007.9 1010.3 1011.5 1006.8 1009.0 1011.7 1015.4 1016.8 1015.7 1009.5 1006.8 DAY 29 4 5 1 1 24 8 30 5 31 29 27 MEAN QFF PRESSURE IN HPA 1022.5 1020.9 1014.5 1013.1 1008.8 1002.8 1000.6 1004.3 1010.5 1018.8 1021.9 1021.4 1013.3 MAX. QFF PRESSURE IN HPA 1038.0 1034.6 1024.1 1025.3 1019.9 1013.5 1005.4 1009.2 1018.9 1025.8 1030.4 1034.2 1038.0 DAY 3 7 18 9 6 1 23 21 25 17 16 30 MIN. QFF PRESSURE IN HPA 1011.6 1010.3 1004.4 1004.2 999.2 992.0 996.0 1001.1 1004.2 1012.4 1015.2 1010.6 992.0 DAY 29 3 5 16 29 24 8 30 5 7 20 27 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.9 856.4 853.3 856.0 855.0 852.4 851.0 852.9 856.7 859.9 859.7 857.6 855.7 MAX. QFE PRESSURE IN HPA 867.2 864.4 860.6 863.7 860.5 858.3 853.8 858.1 861.3 864.9 865.8 863.8 867.2 DAY 3 7 17 9 5 1 30 21 14 17 6 30 MIN. QFE PRESSURE IN HPA 848.5 852.3 846.8 849.4 850.0 845.3 847.5 850.1 853.0 855.1 853.6 848.2 845.3 DAY 29 3 5 1 29 24 1 30 1 31 20 26 MEAN QNH PRESSURE IN HPA 1020.1 1019.6 1016.0 1019.1 1018.0 1015.0 1013.4 1015.6 1019.9 1023.6 1023.4 1021.0 1018.7 MAX. QNH PRESSURE IN HPA 1032.0 1028.8 1024.4 1028.0 1024.3 1021.8 1016.6 1021.5 1025.2 1029.4 1030.4 1028.1 1032.0 DAY 3 7 17 9 5 1 30 21 14 17 6 30 MIN. QNH PRESSURE IN HPA 1010.5 1014.8 1008.5 1011.5 1012.2 1006.8 1009.3 1012.3 1015.7 1018.1 1016.3 1010.1 1006.8 DAY 29 3 5 1 29 24 1 30 1 31 20 26 MEAN QFF PRESSURE IN HPA 1024.7 1021.5 1014.8 1014.2 ****** 1002.9 1000.5 1004.3 1010.4 1018.0 1020.9 1021.7 ****** MAX. QFF PRESSURE IN HPA 1037.8 1036.2 1023.6 1026.8 ****** 1013.7 1005.4 1010.4 1019.0 1025.9 1028.8 1034.2 ****** DAY 3 7 17 9 ** 1 24 21 25 17 16 30 MIN. QFF PRESSURE IN HPA 1012.0 1011.8 1004.9 1004.5 ****** 992.2 996.0 1000.2 1003.4 1012.1 1013.6 1011.2 ****** DAY 19 3 5 15 ** 24 8 30 5 7 14 27 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 855.7 855.4 852.4 855.1 854.2 851.4 850.2 852.0 855.4 858.5 858.3 856.1 854.6 MAX. QFE PRESSURE IN HPA 866.2 863.8 859.9 862.6 860.2 857.6 853.0 856.7 859.9 863.0 863.8 862.1 866.2 DAY 3 7 17 9 5 1 30 21 14 17 6 2 MIN. QFE PRESSURE IN HPA 846.2 849.0 845.3 849.2 849.8 844.9 846.8 849.0 851.9 854.4 852.8 846.4 844.9 DAY 19 3 5 1 29 24 8 29 1 30 20 27 MEAN QNH PRESSURE IN HPA 1018.8 1018.4 1015.0 1018.1 1017.1 1013.8 1012.4 1014.4 1018.4 1022.0 1021.7 1019.2 1017.4 MAX. QNH PRESSURE IN HPA 1030.9 1028.1 1023.6 1026.7 1023.9 1020.9 1015.7 1019.9 1023.6 1027.2 1028.1 1026.1 1030.9 DAY 3 7 17 9 5 1 30 21 14 17 6 2 MIN. QNH PRESSURE IN HPA 1007.8 1011.0 1006.8 1011.3 1012.0 1006.3 1008.5 1011.0 1014.4 1017.3 1015.4 1008.0 1006.3 DAY 19 3 5 1 29 24 8 29 1 30 20 27 MEAN QFF PRESSURE IN HPA 1022.7 1019.7 1013.2 1012.8 ****** 1001.5 999.1 1002.8 1008.5 1016.1 1018.8 1019.2 ****** MAX. QFF PRESSURE IN HPA 1036.5 1035.2 1021.9 1025.0 ****** 1011.9 1003.4 1007.8 1016.4 1022.7 1025.6 1030.7 ****** DAY 3 7 17 3 ** 1 23 21 30 17 16 30 MIN. QFF PRESSURE IN HPA 1007.9 1007.8 1002.6 1003.0 ****** 991.3 994.5 998.8 1002.2 1010.3 1011.0 1007.9 ****** DAY 19 3 5 15 ** 25 1 30 5 7 14 27 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.0 854.4 851.4 854.0 853.2 850.3 849.3 850.9 854.5 857.8 857.5 855.4 853.6 MAX. QFE PRESSURE IN HPA 864.8 862.7 858.6 861.3 859.3 855.8 852.3 855.0 859.0 862.3 863.0 861.2 864.8 DAY 3 7 17 9 5 1 30 21 14 28 6 2 MIN. QFE PRESSURE IN HPA 845.7 847.3 844.4 848.7 848.9 844.0 845.9 847.5 851.2 853.1 851.9 844.9 844.0 DAY 29 3 5 30 29 23 8 29 1 30 20 27 MEAN QNH PRESSURE IN HPA 1018.0 1017.3 1013.8 1016.7 1015.9 1012.6 1011.4 1013.3 1017.3 1021.1 1020.9 1018.4 1016.4 MAX. QNH PRESSURE IN HPA 1029.2 1026.8 1022.1 1025.2 1022.9 1018.9 1014.8 1018.0 1022.6 1026.4 1027.2 1025.1 1029.2 DAY 3 7 17 9 5 1 30 21 14 28 6 2 MIN. QNH PRESSURE IN HPA 1007.2 1009.1 1005.7 1010.7 1010.9 1005.3 1007.5 1009.3 1013.6 1015.8 1014.4 1006.3 1005.3 DAY 29 3 5 30 29 23 8 29 1 30 20 27 MEAN QFF PRESSURE IN HPA 1021.9 1018.8 1012.2 1011.8 ****** 1000.5 998.4 1002.0 1007.6 1015.8 1018.1 1018.5 ****** MAX. QFF PRESSURE IN HPA 1034.2 1033.6 1020.2 1023.7 ****** 1008.3 1003.4 1007.0 1015.5 1022.4 1025.2 1029.3 ****** DAY 3 7 25 3 ** 1 23 26 30 3 25 30 MIN. QFF PRESSURE IN HPA 1008.7 1006.1 1001.8 1001.0 ****** 989.8 993.4 998.0 1000.9 1009.5 1010.5 1005.9 ****** DAY 19 3 5 15 ** 23 1 30 5 7 14 27 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.9 855.0 851.9 854.4 853.3 850.4 849.4 851.3 854.8 858.7 858.4 856.4 854.2 MAX. QFE PRESSURE IN HPA 864.6 863.3 858.6 861.6 859.6 856.0 853.0 855.0 859.0 864.6 864.1 862.3 864.6 DAY 3 7 17 9 5 13 30 21 14 16 6 29 MIN. QFE PRESSURE IN HPA 846.0 845.7 844.8 848.6 848.6 843.8 845.9 848.3 851.8 853.1 852.9 844.7 843.8 DAY 29 3 5 30 29 24 8 29 4 30 28 27 MEAN QNH PRESSURE IN HPA 1019.0 1018.0 1014.3 1017.3 1016.0 1012.6 1011.5 1013.6 1017.8 1022.2 1021.9 1019.6 1017.0 MAX. QNH PRESSURE IN HPA 1029.0 1027.5 1022.1 1025.6 1023.3 1019.1 1015.7 1018.0 1022.6 1029.0 1028.4 1026.4 1029.0 DAY 3 7 17 9 5 13 30 21 14 16 6 29 MIN. QNH PRESSURE IN HPA 1007.6 1007.2 1006.2 1010.6 1010.6 1005.0 1007.5 1010.2 1014.3 1015.8 1015.5 1006.1 1005.0 DAY 29 3 5 30 29 24 8 29 4 30 28 27 MEAN QFF PRESSURE IN HPA 1022.8 1020.6 1013.6 1012.1 1007.4 1000.5 999.0 1002.7 1009.0 1018.3 1021.5 1021.4 1012.4 MAX. QFF PRESSURE IN HPA 1035.9 1035.2 1022.5 1025.1 1020.7 1009.1 1003.9 1006.6 1017.2 1025.4 1029.4 1031.2 1035.9 DAY 3 7 15 9 5 1 22 26 25 16 25 29 MIN. QFF PRESSURE IN HPA 1009.1 1005.3 1002.7 1003.3 998.5 989.9 994.0 1000.1 1002.7 1012.1 1013.3 1005.7 989.9 DAY 29 3 21 15 29 23 1 29 4 7 14 27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 857.8 855.5 852.4 856.2 ****** 851.4 850.6 852.1 856.0 859.4 858.8 856.7 ****** MAX. QFE PRESSURE IN HPA 863.6 863.7 860.2 862.4 ****** 857.2 853.9 856.0 860.6 864.8 864.7 863.1 ****** DAY 2 7 17 9 ** 1 22 21 14 16 5 29 MIN. QFE PRESSURE IN HPA 848.0 846.2 845.4 850.3 ****** 844.7 847.5 848.1 852.8 853.8 852.3 844.3 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 MEAN QNH PRESSURE IN HPA 1021.2 1018.6 1014.9 1019.3 ****** 1013.8 1012.9 1014.6 1019.1 1023.0 1022.4 1019.9 ****** MAX. QNH PRESSURE IN HPA 1027.9 1028.0 1023.9 1026.5 ****** 1020.5 1016.7 1019.1 1024.4 1029.2 1029.1 1027.3 ****** DAY 2 7 17 9 ** 1 22 21 14 16 5 29 MIN. QNH PRESSURE IN HPA 1009.9 1007.8 1006.9 1012.5 ****** 1006.1 1009.3 1010.0 1015.4 1016.6 1014.8 1005.6 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 MEAN QFF PRESSURE IN HPA 1023.8 1020.4 1013.6 1013.8 ****** 1001.6 999.9 1003.3 1009.8 1017.5 1020.0 1020.7 ****** MAX. QFF PRESSURE IN HPA 1033.2 1035.0 1022.9 1025.8 ****** 1010.9 1005.0 1008.3 1018.0 1025.2 1028.6 1033.4 ****** DAY 2 7 17 9 ** 1 23 21 25 16 15 29 MIN. QFF PRESSURE IN HPA 1011.1 1006.8 1000.7 1002.6 ****** 991.3 996.0 998.5 1003.0 1011.6 1010.9 1004.6 ****** DAY 19 3 21 15 ** 24 1 29 5 21 14 27 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 857.5 855.1 852.1 855.7 ****** 851.1 850.4 852.0 855.6 859.1 858.4 856.1 ****** MAX. QFE PRESSURE IN HPA 863.6 862.5 860.2 861.2 ****** 856.7 853.9 856.1 860.3 863.9 864.7 862.9 ****** DAY 2 7 17 8 ** 1 22 21 24 16 5 29 MIN. QFE PRESSURE IN HPA 848.0 846.3 846.5 850.1 ****** 844.3 847.2 848.5 852.3 853.2 851.5 846.0 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 MEAN QNH PRESSURE IN HPA 1020.8 1018.0 1014.6 1018.8 ****** 1013.5 1012.6 1014.5 1018.6 1022.6 1021.9 1019.2 ****** MAX. QNH PRESSURE IN HPA 1027.9 1026.6 1023.9 1025.1 ****** 1019.9 1016.7 1019.2 1024.1 1028.2 1029.1 1027.1 ****** DAY 2 7 17 8 ** 1 22 21 24 16 5 29 MIN. QNH PRESSURE IN HPA 1009.9 1007.9 1008.2 1012.3 ****** 1005.6 1009.0 1010.5 1014.8 1015.9 1013.9 1007.6 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 MEAN QFF PRESSURE IN HPA 1022.8 1019.3 1012.8 1012.8 ****** 1001.1 999.3 1002.8 1009.0 1016.8 1019.1 1019.3 ****** MAX. QFF PRESSURE IN HPA 1033.5 1033.5 1022.9 1024.8 ****** 1009.8 1004.9 1007.7 1017.2 1023.5 1029.3 1032.8 ****** DAY 2 7 17 3 ** 1 23 21 24 3 15 29 MIN. QFF PRESSURE IN HPA 1010.9 1006.0 1001.7 1001.6 ****** 990.7 995.2 998.4 1002.3 1010.4 1011.7 1006.6 ****** DAY 19 3 21 15 ** 24 16 29 5 21 14 27 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.9 -4.1 7.1 14.6 17.7 25.4 27.0 24.5 21.0 15.8 7.5 4.3 13.1 MINIMUN AIR TEMPERATURE (C) -8.7 -9.4 2.1 7.4 10.5 17.6 21.5 17.1 12.7 8.2 1.6 -0.3 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 19 3 2 0 0 0 29 DAYS WITH MINIMUM TEMP. <=-4 27 25 1 0 0 0 0 0 0 0 0 1 54 DAYS WITH FREEZING MIN.<= 0 31 27 9 1 3 0 0 0 0 0 7 21 99 TEMPERATURE RECORDS LOWEST(C) -16.5 -18.0 -4.6 -1.8 -0.8 13.2 16.4 12.2 3.6 2.2 -3.6 -4.4 -18.0 DAY 31 13 1 1 2 10 6 2 24 26 23 25 MAXIMUM AIR TEMPERATURE (C) 1.7 1.7 13.0 21.0 24.4 32.1 33.0 31.4 29.3 24.2 14.8 10.1 19.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 27 30 23 17 1 0 0 106 DAYS WITH MAXIMUM TEMP. <= 0 7 9 0 0 0 0 0 0 0 0 0 0 16 TEMPERATURE RECORDS HIGHEST(C) 7.8 8.2 19.6 27.2 33.0 36.2 38.5 35.8 35.3 30.6 19.6 17.8 38.5 DAY 2 22 27 29 28 24 9 10 14 8 29 1 DIF. BETWEEN (MAX.-MIN.) (C) 10.4 11.1 10.9 13.6 13.9 14.5 11.5 14.3 16.6 16.0 13.2 10.4 13.0 MEAN DAILY TEMP. (MDT) (C) -3.5 -3.9 7.6 14.2 17.5 24.8 27.2 24.2 21.0 16.2 8.2 4.9 13.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 23.1 115.5 192.3 100.6 44.1 1.8 0.0 0.0 477.4 HEATING DEG. DAYS(BASE 18 0C) 665.9 612.0 323.8 117.1 75.4 0.0 0.0 0.0 17.2 78.0 294.4 405.6 2589.4 DEWPOINT (MEAN C) -7.5 -7.8 0.5 -2.9 -0.2 2.7 3.4 0.2 -3.5 -1.3 0.1 -1.0 -1.4 MIXING RATIO (G/KG) 2.67 2.63 4.78 3.74 4.75 5.59 5.97 4.78 3.69 4.28 4.69 4.32 4.32 VAPOUR PRESSURE (HPA) 3.65 3.60 6.50 5.12 6.47 7.60 8.10 6.50 5.04 5.87 6.42 5.91 5.90 SATURATION DEF. (HPA) 1.16 1.19 4.00 12.45 15.46 25.87 28.32 25.32 21.63 13.48 4.50 2.75 13.01 RELATIVE HUMIDITY (MEAN %) 78 77 66 34 35 24 23 22 22 36 63 72 46 RELATIVE HUMIDITY (MAX. %) 91 90 86 54 54 35 32 35 36 52 81 89 61 RELATIVE HUMIDITY (MIN. %) 60 60 43 21 20 16 16 13 12 21 44 47 31 RELATIVE HUMIDITY (MEAN% 03UTC) 83 83 82 49 45 31 29 30 32 48 77 82 56 RELATIVE HUMIDITY (MEAN% 09UTC) 66 65 49 24 23 18 17 15 14 24 47 54 35 RELATIVE HUMIDITY (MEAN% 15UTC) 82 79 62 29 27 20 20 17 19 32 59 75 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 32.1 68.8 33.5 6.3 13.3 0.0 0.0 0.1 0.0 0.0 14.4 60.2 228.7 DAYS WITH PRECIPITATION >=10 1 1 0 0 0 0 0 0 0 0 1 2 5 DAYS WITH PRECIPITATION >= 5 2 3 2 1 1 0 0 0 0 0 1 4 14 DAYS WITH PRECIPITATION >= 1 6 7 9 1 3 0 0 0 0 0 1 7 34 DAYS WITH PRECIPITATION 12 10 13 2 4 0 0 1 0 0 2 9 53 GREATEST DAILY PRECIPITATION 13.4 41.2 8.0 6.0 7.0 0.0 0.0 0.1 0.0 0.0 14.0 24.0 41.2 DAY 3 23 19 30 14 ** ** 25 ** ** 17 16 DAY WITH THUNDER STORM 0 0 3 0 5 0 0 0 0 0 0 1 9 DAYS WITH SNOW OR SLEET 13 11 0 0 0 0 0 0 0 0 0 0 24 DAYS WITH DUST 0 0 1 4 2 2 14 2 4 2 1 0 32 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 45 45 90 90 360 360 90 PREVAILING WIND SPEED(KNOTS) 6.9 7.9 7.4 10.9 10.4 10.2 15.5 11.3 10.1 9.5 6.1 4.9 9.6 PREVAILING WIND PERCENT 14.5 17.0 17.3 24.2 26.6 43.8 43.1 29.0 28.8 16.5 12.9 12.9 20.5 CALMS PERCENT OF WIND 62.9 62.9 50.8 39.7 39.1 29.6 21.0 36.7 46.7 53.6 55.0 64.9 46.9 NO. OF WIND OBSERVATION 248 224 248 219 248 240 248 248 240 248 240 248 2899 VECTOR WIND DIRECTION (MEAN) 11 61 45 70 90 87 51 59 90 78 41 267 67 VECTOR WIND MAGNITUDE(KNOTS) 1.0 1.9 0.9 2.7 2.9 5.7 9.3 5.7 3.3 1.3 0.3 0.2 2.7 WIND STEADINESES (MEAN %) 34.5 65.5 20.9 45.8 49.2 82.6 88.6 86.4 68.7 35.1 8.8 9.1 54.0 WIND SPEED (MEAN KNOTS) 2.9 2.9 4.3 5.9 5.9 6.9 10.5 6.6 4.8 3.7 3.4 2.2 5.0 FASTEST WIND DIRECTION 90 80 300 340 350 100 50 60 360 250 360 70 50 FASTEST WIND SPEED (KNOTS) 16 19 29 29 31 23 43 29 31 17 23 16 43 DAY 21 15 30 30 14 1 21 6 19 3 22 7 DAYS WITH SKY CLEAR (0-2)/8 17 14 9 20 24 26 30 31 29 28 22 15 265 DAYS WITH P.CLOUDY (3-6)/8 6 5 18 9 6 4 1 0 1 3 7 11 71 DAYS WITH CLOUDY (7-8)/8 8 9 4 1 1 0 0 0 0 0 1 5 29 DAYS WITH VISIBILITY =< 2 KM 7 6 2 0 1 0 1 0 0 0 1 1 19 DURATION OF SUNSHINE HOURS 181.8 175.3 212.1 282.7 333.3 356.2 365.6 368.2 318.9 301.8 237.4 197.9 3331.2 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.4 857.0 853.2 856.1 855.8 852.7 852.6 853.1 854.7 858.8 858.8 856.4 855.4 MAX. QFE PRESSURE IN HPA 864.4 864.3 859.5 861.2 860.2 856.6 857.2 857.2 863.8 866.4 863.7 860.8 866.4 DAY-HOUR 22- 6 8- 6 1- 6 11- 6 21- 6 4- 6 10- 3 19- 6 23- 6 27- 6 8- 6 18-15 MIN. QFE PRESSURE IN HPA 846.4 844.6 841.1 848.1 850.8 847.5 849.1 846.0 848.5 851.9 854.3 847.6 841.1 DAY-HOUR 5- 0 23- 9 30- 9 29-12 31-15 11-15 31-12 1-12 19-12 2- 0 17- 0 5-12 MEAN QNH PRESSURE IN HPA 1018.4 1020.2 1015.8 1019.2 1018.8 1015.3 1015.2 1015.8 1017.6 1022.3 1022.4 1019.5 1018.4 MAX. QNH PRESSURE IN HPA 1028.8 1028.7 1023.1 1025.1 1023.9 1019.8 1020.5 1020.5 1028.1 1031.1 1028.0 1024.6 1031.1 DAY-HOUR 22- 6 8- 6 1- 6 11- 6 21- 6 4- 6 10- 3 19- 6 23- 6 27- 6 8- 6 18-15 MIN. QNH PRESSURE IN HPA 1008.0 1006.0 1001.9 1010.0 1013.1 1009.3 1011.2 1007.6 1010.5 1014.4 1017.1 1009.4 1001.9 DAY-HOUR 5- 0 23- 9 30- 9 29-12 31-15 11-15 31-12 1-12 19-12 2- 0 17- 0 5-12 MEAN QFF PRESSURE IN HPA 1024.6 1026.6 1014.6 1013.5 1011.5 1003.4 1002.3 1004.4 1008.3 1016.1 1021.1 1020.2 1013.9 MAX. QFF PRESSURE IN HPA 1035.1 1038.4 1026.7 1022.6 1022.3 1009.1 1006.4 1010.9 1024.3 1027.5 1027.6 1027.7 1038.4 DAY-HOUR 31- 3 4-15 1- 3 3- 6 1-18 3- 6 20- 6 20- 6 23- 6 24- 6 8-15 18-15 MIN. QFF PRESSURE IN HPA 1011.5 1007.8 998.1 1001.8 1000.1 996.0 997.8 996.2 998.1 1005.8 1012.0 1005.1 996.0 DAY-HOUR 3- 9 23- 9 30- 9 29-15 31-21 11-15 7-15 1-12 19-12 2- 9 17- 0 5-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 854.8 856.2 852.6 855.5 855.6 852.6 852.4 852.9 854.7 858.5 858.4 856.1 855.0 MAX. QFE PRESSURE IN HPA 862.9 861.7 857.5 859.5 858.6 855.4 855.9 856.6 862.8 863.9 862.0 859.2 863.9 DAY 22 8 1 4 22 3 10 20 24 27 8 1 MIN. QFE PRESSURE IN HPA 846.4 846.5 843.9 850.8 852.2 849.2 849.3 847.0 850.0 851.9 854.3 850.9 843.9 DAY 5 23 29 30 7 11 18 2 13 2 17 5 MEAN QNH PRESSURE IN HPA 1017.7 1019.3 1015.2 1018.5 1018.6 1015.2 1014.9 1015.5 1017.6 1022.0 1021.9 1019.2 1018.0 MAX. QNH PRESSURE IN HPA 1027.1 1025.7 1020.8 1023.1 1022.1 1018.4 1019.0 1019.8 1026.9 1028.2 1026.0 1022.8 1028.2 DAY 22 8 1 4 22 3 10 20 24 27 8 1 MIN. QNH PRESSURE IN HPA 1008.0 1008.2 1005.2 1013.1 1014.7 1011.3 1011.4 1008.7 1012.2 1014.4 1017.1 1013.2 1005.2 DAY 5 23 29 30 7 11 18 2 13 2 17 5 MEAN QFF PRESSURE IN HPA 1023.4 1025.5 1013.7 1013.0 1011.6 1003.5 1002.0 1004.2 1008.2 1015.5 1020.1 1019.4 1013.3 MAX. QFF PRESSURE IN HPA 1033.0 1035.1 1024.1 1021.2 1020.1 1007.8 1004.8 1009.9 1022.6 1024.7 1025.3 1023.9 1035.1 DAY 31 4 1 1 2 3 20 20 24 25 8 19 MIN. QFF PRESSURE IN HPA 1011.9 1008.9 1001.6 1006.5 1003.8 998.5 998.8 998.7 1000.1 1006.2 1012.0 1009.9 998.5 DAY 3 23 29 30 28 12 7 2 14 2 17 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 855.2 856.7 853.3 856.7 856.4 853.5 853.2 853.7 855.3 859.3 859.0 856.6 855.7 MAX. QFE PRESSURE IN HPA 863.2 862.4 858.3 860.7 860.0 856.4 857.2 856.7 863.2 864.7 862.7 859.7 864.7 DAY 22 8 1 9 22 3 10 19 23 27 8 1 MIN. QFE PRESSURE IN HPA 847.8 845.8 844.0 851.9 853.0 850.1 850.9 848.0 850.3 852.6 854.6 851.6 844.0 DAY 5 23 30 30 7 1 31 2 13 2 20 5 MEAN QNH PRESSURE IN HPA 1018.2 1019.9 1016.0 1019.9 1019.6 1016.3 1015.9 1016.4 1018.3 1022.9 1022.6 1019.8 1018.8 MAX. QNH PRESSURE IN HPA 1027.4 1026.5 1021.8 1024.5 1023.7 1019.6 1020.5 1019.9 1027.4 1029.1 1026.8 1023.4 1029.1 DAY 22 8 1 9 22 3 10 19 23 27 8 1 MIN. QNH PRESSURE IN HPA 1009.7 1007.4 1005.3 1014.4 1015.7 1012.3 1013.2 1009.9 1012.5 1015.2 1017.5 1014.0 1005.3 DAY 5 23 30 30 7 1 31 2 13 2 20 5 MEAN QFF PRESSURE IN HPA 1025.4 1027.5 1015.7 1015.2 1012.4 1004.5 1003.3 1005.4 1010.0 1018.0 1022.6 1021.6 1015.1 MAX. QFF PRESSURE IN HPA 1035.1 1037.2 1026.7 1022.5 1020.9 1009.1 1005.7 1010.6 1024.2 1026.9 1027.4 1027.3 1037.2 DAY 31 4 1 9 1 3 20 20 23 24 26 10 MIN. QFF PRESSURE IN HPA 1013.0 1009.0 1002.7 1007.2 1005.1 999.7 1000.1 999.8 1002.8 1008.1 1013.8 1011.2 999.7 DAY 3 23 30 29 28 1 7 2 19 2 17 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 857.8 854.3 857.2 856.7 853.7 853.5 854.1 855.8 859.9 859.9 857.6 856.4 MAX. QFE PRESSURE IN HPA 864.4 864.3 859.5 861.2 860.2 856.6 857.2 857.2 863.8 866.4 863.7 860.6 866.4 DAY 22 8 1 11 21 4 10 19 23 27 8 1 MIN. QFE PRESSURE IN HPA 849.4 844.8 844.0 852.2 853.5 850.2 851.1 848.8 851.1 853.1 855.2 851.4 844.0 DAY 3 23 30 29 7 11 31 1 13 2 20 5 MEAN QNH PRESSURE IN HPA 1019.8 1021.2 1017.1 1020.5 1019.9 1016.5 1016.3 1016.9 1018.9 1023.7 1023.6 1021.0 1019.6 MAX. QNH PRESSURE IN HPA 1028.8 1028.7 1023.1 1025.1 1023.9 1019.8 1020.5 1020.5 1028.1 1031.1 1028.0 1024.4 1031.1 DAY 22 8 1 11 21 4 10 19 23 27 8 1 MIN. QNH PRESSURE IN HPA 1011.5 1006.2 1005.3 1014.7 1016.2 1012.4 1013.5 1010.8 1013.5 1015.8 1018.2 1013.8 1005.3 DAY 3 23 30 29 7 11 31 1 13 2 20 5 MEAN QFF PRESSURE IN HPA 1026.1 1027.4 1015.8 1014.5 1012.7 1004.6 1003.5 1005.4 1009.5 1016.9 1022.1 1021.5 1015.0 MAX. QFF PRESSURE IN HPA 1034.0 1035.9 1025.5 1022.6 1022.0 1009.1 1006.4 1010.9 1024.3 1027.5 1026.7 1026.6 1035.9 DAY 27 4 1 3 1 3 20 20 23 24 8 10 MIN. QFF PRESSURE IN HPA 1014.1 1007.9 1002.4 1006.5 1005.7 999.9 1000.8 999.9 1001.4 1006.9 1015.0 1010.8 999.9 DAY 3 23 30 29 28 11 7 2 13 2 20 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 855.4 857.2 853.3 856.3 855.8 852.8 852.6 853.1 854.7 858.6 858.6 856.3 855.4 MAX. QFE PRESSURE IN HPA 862.5 863.7 859.2 860.1 859.5 855.6 856.3 855.9 862.4 864.5 862.2 859.9 864.5 DAY 22 8 1 9 21 3 10 19 23 27 8 18 MIN. QFE PRESSURE IN HPA 848.1 844.6 841.1 850.0 852.8 849.2 849.6 847.4 849.8 852.4 854.3 849.7 841.1 DAY 3 23 30 29 31 11 31 1 19 2 20 5 MEAN QNH PRESSURE IN HPA 1018.4 1020.4 1016.1 1019.4 1018.9 1015.4 1015.2 1015.8 1017.6 1022.1 1022.1 1019.4 1018.4 MAX. QNH PRESSURE IN HPA 1026.6 1028.0 1022.8 1023.8 1023.1 1018.6 1019.4 1019.0 1026.5 1028.9 1026.2 1023.6 1028.9 DAY 22 8 1 9 21 3 10 19 23 27 8 18 MIN. QNH PRESSURE IN HPA 1010.0 1006.0 1001.9 1012.2 1015.4 1011.3 1011.7 1009.2 1012.0 1015.0 1017.1 1011.8 1001.9 DAY 3 23 30 29 31 11 31 1 19 2 20 5 MEAN QFF PRESSURE IN HPA 1023.9 1026.3 1014.3 1012.9 1011.1 1003.2 1002.2 1004.0 1007.6 1015.0 1020.0 1019.4 1013.3 MAX. QFF PRESSURE IN HPA 1032.7 1033.9 1024.7 1020.1 1019.5 1007.8 1004.5 1009.6 1021.8 1024.7 1024.9 1025.1 1033.9 DAY 31 4 1 3 4 3 19 20 23 24 8 18 MIN. QFF PRESSURE IN HPA 1011.5 1007.8 998.1 1003.2 1003.8 998.5 999.4 998.4 999.6 1005.8 1012.9 1008.0 998.1 DAY 3 23 30 29 31 11 7 1 19 2 16 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 854.6 856.3 852.4 855.1 854.8 851.7 851.7 852.2 853.5 857.7 857.9 855.4 854.4 MAX. QFE PRESSURE IN HPA 861.5 862.1 857.8 859.2 858.0 854.1 855.5 855.2 861.5 863.5 862.0 859.5 863.5 DAY 27 8 1 9 21 2 10 31 23 27 8 18 MIN. QFE PRESSURE IN HPA 847.4 845.2 842.8 848.1 851.0 848.0 849.1 846.0 848.5 852.2 854.3 847.6 842.8 DAY 12 23 30 29 31 11 31 1 19 2 20 5 MEAN QNH PRESSURE IN HPA 1017.5 1019.5 1015.0 1018.1 1017.7 1014.2 1014.2 1014.7 1016.2 1021.1 1021.3 1018.4 1017.3 MAX. QNH PRESSURE IN HPA 1025.4 1026.1 1021.2 1022.8 1021.4 1016.9 1018.5 1018.2 1025.4 1027.7 1026.0 1023.1 1027.7 DAY 27 8 1 9 21 2 10 31 23 27 8 18 MIN. QNH PRESSURE IN HPA 1009.2 1006.7 1003.9 1010.0 1013.3 1009.9 1011.2 1007.6 1010.5 1014.7 1017.1 1009.4 1003.9 DAY 12 23 30 29 31 11 31 1 19 2 20 5 MEAN QFF PRESSURE IN HPA 1023.1 1025.4 1013.5 1011.9 1010.5 1002.4 1001.3 1003.5 1006.9 1014.5 1019.4 1018.6 1012.6 MAX. QFF PRESSURE IN HPA 1030.6 1033.3 1023.3 1020.0 1019.6 1005.6 1004.1 1008.6 1020.7 1023.3 1024.7 1025.1 1033.3 DAY 27 4 1 3 1 2 20 20 23 24 8 18 MIN. QFF PRESSURE IN HPA 1013.4 1008.6 1002.2 1001.8 1001.3 996.9 998.2 996.2 998.1 1006.2 1012.9 1005.1 996.2 DAY 3 23 30 29 31 11 7 1 19 2 16 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.5 857.2 852.8 855.5 855.0 851.8 852.0 852.5 853.9 858.5 858.9 856.4 855.0 MAX. QFE PRESSURE IN HPA 861.7 863.2 857.8 859.0 858.0 854.4 855.6 855.2 862.1 864.0 862.7 860.8 864.0 DAY 21 8 1 9 21 2 10 31 23 27 8 18 MIN. QFE PRESSURE IN HPA 847.3 848.3 844.5 848.1 850.8 847.5 849.2 846.6 849.1 853.0 855.2 850.5 844.5 DAY 4 23 28 29 31 11 5 1 13 2 24 5 MEAN QNH PRESSURE IN HPA 1018.5 1020.4 1015.4 1018.6 1017.9 1014.3 1014.5 1015.1 1016.7 1022.0 1022.5 1019.6 1018.0 MAX. QNH PRESSURE IN HPA 1025.7 1027.4 1021.2 1022.6 1021.4 1017.3 1018.6 1018.2 1026.1 1028.3 1026.8 1024.6 1028.3 DAY 21 8 1 9 21 2 10 31 23 27 8 18 MIN. QNH PRESSURE IN HPA 1009.1 1010.2 1005.9 1010.0 1013.1 1009.3 1011.3 1008.3 1011.2 1015.7 1018.2 1012.8 1005.9 DAY 4 23 28 29 31 11 5 1 13 2 24 5 MEAN QFF PRESSURE IN HPA 1025.7 1027.9 1015.0 1013.8 1010.6 1002.5 1001.9 1004.1 1008.3 1017.1 1022.4 1021.4 1014.2 MAX. QFF PRESSURE IN HPA 1032.3 1038.4 1025.0 1021.3 1020.2 1007.1 1005.3 1009.1 1022.7 1026.1 1027.6 1027.7 1038.4 DAY 30 4 1 3 1 2 20 20 23 24 8 18 MIN. QFF PRESSURE IN HPA 1012.4 1013.0 1002.2 1001.8 1001.3 996.0 997.8 998.4 1001.1 1008.5 1015.7 1009.9 996.0 DAY 4 23 28 29 31 11 7 1 14 2 16 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 855.8 857.5 853.5 856.2 856.1 853.0 852.8 853.5 855.0 859.2 859.3 856.6 855.7 MAX. QFE PRESSURE IN HPA 863.1 863.1 858.7 860.2 859.3 855.7 856.5 856.6 863.4 864.5 863.2 860.5 864.5 DAY 21 8 8 3 21 2 10 31 23 27 8 18 MIN. QFE PRESSURE IN HPA 847.4 851.1 843.5 849.6 852.5 849.0 849.8 847.3 850.4 853.2 855.4 851.7 843.5 DAY 4 11 28 29 31 11 31 1 13 1 24 5 MEAN QNH PRESSURE IN HPA 1018.9 1020.9 1016.2 1019.3 1019.2 1015.6 1015.4 1016.2 1017.9 1022.8 1022.9 1019.8 1018.8 MAX. QNH PRESSURE IN HPA 1027.3 1027.3 1022.2 1023.9 1022.9 1018.8 1019.7 1019.8 1027.6 1028.9 1027.4 1024.3 1028.9 DAY 21 8 8 3 21 2 10 31 23 27 8 18 MIN. QNH PRESSURE IN HPA 1009.2 1013.5 1004.7 1011.7 1015.1 1011.0 1012.0 1009.1 1012.7 1015.9 1018.4 1014.2 1004.7 DAY 4 11 28 29 31 11 31 1 13 1 24 5 MEAN QFF PRESSURE IN HPA 1025.1 1027.0 1014.9 1013.8 1011.8 1003.7 1002.6 1004.6 1008.5 1016.1 1021.5 1020.4 1014.2 MAX. QFF PRESSURE IN HPA 1032.4 1035.4 1023.5 1021.9 1022.3 1008.5 1005.6 1009.8 1024.3 1026.2 1027.4 1026.4 1035.4 DAY 30 4 1 3 1 2 19 31 23 24 8 18 MIN. QFF PRESSURE IN HPA 1014.0 1015.5 1000.3 1003.1 1003.1 997.9 999.3 998.6 1000.6 1007.8 1015.0 1011.8 997.9 DAY 12 22 28 29 31 11 6 1 13 2 16 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 855.3 857.0 853.2 855.9 855.8 852.7 852.6 853.3 854.8 858.9 858.9 856.2 855.4 MAX. QFE PRESSURE IN HPA 863.3 862.5 858.1 859.9 859.0 855.2 856.1 856.6 863.1 863.5 862.3 859.7 863.5 DAY 21 8 8 3 21 2 19 19 23 27 8 18 MIN. QFE PRESSURE IN HPA 846.6 849.7 843.7 850.0 850.8 849.3 849.4 847.1 849.9 852.3 854.9 852.1 843.7 DAY 4 22 28 29 31 10 31 1 12 1 24 5 MEAN QNH PRESSURE IN HPA 1018.3 1020.3 1015.8 1019.0 1018.9 1015.3 1015.1 1015.9 1017.7 1022.4 1022.4 1019.3 1018.4 MAX. QNH PRESSURE IN HPA 1027.5 1026.6 1021.5 1023.6 1022.6 1018.2 1019.2 1019.8 1027.3 1027.7 1026.4 1023.4 1027.7 DAY 21 8 8 3 21 2 19 19 23 27 8 18 MIN. QNH PRESSURE IN HPA 1008.3 1011.8 1004.9 1012.2 1013.1 1011.4 1011.5 1008.8 1012.1 1014.8 1017.8 1014.6 1004.9 DAY 4 22 28 29 31 10 31 1 12 1 24 5 MEAN QFF PRESSURE IN HPA 1024.0 1026.1 1014.0 1012.8 1011.2 1003.1 1002.1 1004.2 1007.8 1015.5 1020.5 1019.4 1013.4 MAX. QFF PRESSURE IN HPA 1033.4 1033.2 1022.2 1021.1 1021.8 1007.4 1006.1 1010.1 1023.8 1024.3 1025.9 1024.3 1033.4 DAY 30 4 31 3 1 2 19 19 23 24 8 18 MIN. QFF PRESSURE IN HPA 1012.4 1012.3 1000.2 1004.0 1000.1 997.8 999.4 998.5 999.6 1006.4 1013.1 1011.9 997.8 DAY 4 22 28 29 31 11 7 1 13 1 15 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.0 1.6 7.2 13.8 21.3 26.2 26.2 25.6 21.7 14.1 9.9 1.6 14.1 MINIMUN AIR TEMPERATURE (C) -3.2 -2.2 1.0 7.5 14.2 18.5 19.7 17.8 12.3 6.4 2.7 -4.1 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 7 10 3 0 0 0 0 20 DAYS WITH MINIMUM TEMP. <=-4 10 9 3 0 0 0 0 0 0 0 1 11 34 DAYS WITH FREEZING MIN.<= 0 28 22 17 0 0 0 0 0 0 3 10 24 104 TEMPERATURE RECORDS LOWEST(C) -9.4 -7.2 -7.0 1.4 7.6 14.0 16.0 13.4 6.0 -2.2 -5.4 -16.6 -16.6 DAY 27 1 22 1 17 2 10 25 26 17 18 27 MAXIMUM AIR TEMPERATURE (C) 4.3 6.4 14.3 20.1 28.5 32.7 32.3 33.0 30.3 22.1 17.7 7.7 20.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 10 25 29 28 16 0 0 0 108 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 5 6 TEMPERATURE RECORDS HIGHEST(C) 11.8 15.2 22.6 29.2 33.4 37.8 36.0 36.4 34.4 28.0 23.8 17.6 37.8 DAY 24 20 14 29 19 29 24 8 13 4 12 7 DIF. BETWEEN (MAX.-MIN.) (C) 7.5 8.6 13.3 12.6 14.3 14.2 12.6 15.2 18.0 15.7 15.0 11.8 13.2 MEAN DAILY TEMP. (MDT) (C) 0.6 2.1 7.6 13.8 21.3 25.6 26.0 25.4 21.3 14.2 10.2 1.8 14.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 39.0 138.1 154.9 136.9 35.8 0.1 0.0 0.0 507.0 HEATING DEG. DAYS(BASE 18 0C) 540.2 444.6 321.1 136.1 3.8 0.0 0.0 0.0 3.6 123.7 233.4 501.1 2307.6 DEWPOINT (MEAN C) -3.6 -3.5 -4.8 1.8 3.4 5.2 4.1 2.7 0.7 -1.8 -2.8 -6.3 -0.4 MIXING RATIO (G/KG) 3.56 3.58 3.29 5.26 5.90 6.73 6.34 5.66 4.96 4.09 3.74 3.01 4.68 VAPOUR PRESSURE (HPA) 4.87 4.88 4.50 7.16 8.02 9.11 8.59 7.69 6.75 5.60 5.14 4.12 6.37 SATURATION DEF. (HPA) 1.44 2.21 6.39 9.64 18.43 26.13 26.19 26.39 20.76 11.63 8.05 3.50 13.40 RELATIVE HUMIDITY (MEAN %) 78 72 47 50 33 28 27 25 26 36 43 60 44 RELATIVE HUMIDITY (MAX. %) 91 88 70 77 48 40 37 39 36 51 60 76 59 RELATIVE HUMIDITY (MIN. %) 60 49 27 27 21 19 18 15 19 24 29 44 29 RELATIVE HUMIDITY (MEAN% 03UTC) 85 83 64 69 44 33 33 32 32 48 55 71 54 RELATIVE HUMIDITY (MEAN% 09UTC) 68 58 31 34 24 20 20 16 20 26 30 51 33 RELATIVE HUMIDITY (MEAN% 15UTC) 79 68 38 38 28 23 22 22 25 33 40 57 39 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.9 71.1 4.1 30.8 1.7 0.0 0.0 0.0 0.0 0.0 0.2 44.2 180.0 DAYS WITH PRECIPITATION >=10 0 3 0 1 0 0 0 0 0 0 0 2 6 DAYS WITH PRECIPITATION >= 5 1 4 0 2 0 0 0 0 0 0 0 2 9 DAYS WITH PRECIPITATION >= 1 8 8 1 5 1 0 0 0 0 0 0 5 28 DAYS WITH PRECIPITATION 17 12 5 8 2 0 0 0 0 1 1 10 56 GREATEST DAILY PRECIPITATION 7.2 29.0 3.0 13.2 1.0 0.0 0.0 0.0 0.0 0.0 0.2 23.0 29.0 DAY 5 16 31 7 1 ** ** ** ** ** 14 25 DAY WITH THUNDER STORM 1 2 0 2 1 0 0 0 0 0 1 0 7 DAYS WITH SNOW OR SLEET 12 9 1 0 0 0 0 0 0 0 0 6 28 DAYS WITH DUST 0 0 3 2 3 2 1 0 3 2 0 0 16 WIND DIRECTION (PREVAILING) 90 90 360 90 90 90 45 90 90 360 360 360 90 PREVAILING WIND SPEED(KNOTS) 7.2 8.3 7.8 9.0 11.3 10.4 13.2 9.7 8.2 5.6 4.7 5.5 9.6 PREVAILING WIND PERCENT 10.5 24.1 20.2 19.6 41.5 30.8 39.5 40.3 21.7 16.9 22.6 16.6 22.2 CALMS PERCENT OF WIND 63.7 46.9 38.7 41.3 25.8 32.1 13.7 22.6 46.7 43.5 44.9 57.1 39.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 234 217 2883 VECTOR WIND DIRECTION (MEAN) 50 91 48 86 82 65 52 71 66 65 322 352 64 VECTOR WIND MAGNITUDE(KNOTS) 1.2 1.4 1.7 0.8 5.1 4.9 8.8 6.5 3.0 1.3 0.7 0.6 2.8 WIND STEADINESES (MEAN %) 44.4 35.9 34.0 15.4 67.1 71.0 87.1 81.3 75.0 31.0 21.2 25.0 52.8 WIND SPEED (MEAN KNOTS) 2.7 3.9 5.0 5.2 7.6 6.9 10.1 8.0 4.0 4.2 3.3 2.4 5.3 FASTEST WIND DIRECTION 350 90 240 340 340 30 20 30 100 90 180 360 20 FASTEST WIND SPEED (KNOTS) 17 17 23 23 23 25 39 29 25 21 17 16 39 DAY 26 21 8 5 13 5 17 13 2 15 19 7 DAYS WITH SKY CLEAR (0-2)/8 7 10 19 10 23 29 28 31 30 25 24 15 251 DAYS WITH P.CLOUDY (3-6)/8 12 9 10 16 7 1 3 0 0 6 6 10 80 DAYS WITH CLOUDY (7-8)/8 12 9 2 4 1 0 0 0 0 0 0 6 34 DAYS WITH VISIBILITY =< 2 KM 6 1 0 2 0 0 1 0 0 0 0 5 15 DURATION OF SUNSHINE HOURS 116.4 137.0 257.2 242.4 333.3 348.1 361.8 375.1 334.6 286.6 256.4 180.2 3229.1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 853.8 856.6 853.1 854.0 851.7 851.4 853.2 854.9 858.4 859.4 857.3 855.0 MAX. QFE PRESSURE IN HPA 863.3 862.6 866.3 859.4 860.5 855.9 855.8 856.6 859.1 867.0 867.2 864.0 867.2 DAY-HOUR 26-21 8- 6 10- 6 25- 6 16- 3 5- 6 15- 6 3- 6 28- 6 19- 6 22-18 5- 6 MIN. QFE PRESSURE IN HPA 850.5 842.8 849.8 843.1 842.4 847.1 847.2 848.7 850.7 852.4 851.5 845.5 842.4 DAY-HOUR 2- 9 16- 0 25- 0 16- 0 13-12 27-12 4-15 8-12 18-12 31-21 1-12 25-15 MEAN QNH PRESSURE IN HPA 1019.4 1016.5 1019.8 1015.8 1016.8 1014.2 1013.8 1015.9 1017.9 1021.8 1023.0 1020.6 1018.0 MAX. QNH PRESSURE IN HPA 1027.5 1026.7 1031.0 1023.0 1024.3 1019.0 1018.9 1019.8 1022.7 1031.8 1032.0 1028.3 1032.0 DAY-HOUR 26-21 8- 6 10- 6 25- 6 16- 3 5- 6 15- 6 3- 6 28- 6 19- 6 22-18 5- 6 MIN. QNH PRESSURE IN HPA 1012.8 1003.9 1012.0 1004.2 1003.4 1008.8 1009.0 1010.7 1013.0 1015.0 1013.9 1007.0 1003.4 DAY-HOUR 2- 9 16- 0 25- 0 16- 0 13-12 27-12 4-15 8-12 18-12 31-21 1-12 25-15 MEAN QFF PRESSURE IN HPA 1022.8 1019.0 1018.8 1010.5 1007.2 1001.7 1001.4 1003.9 1008.1 1016.6 1020.4 1023.7 1012.8 MAX. QFF PRESSURE IN HPA 1033.7 1032.1 1032.4 1019.0 1018.8 1009.1 1006.6 1009.2 1015.8 1030.9 1031.4 1037.7 1037.7 DAY-HOUR 27- 6 8- 6 10- 6 8- 6 15-18 8- 3 15-18 31- 3 26- 3 19- 6 23- 3 29-15 MIN. QFF PRESSURE IN HPA 1014.0 1003.1 1004.9 996.0 991.5 995.1 996.7 997.5 1001.4 1006.8 1009.8 1009.7 991.5 DAY-HOUR 5- 0 16- 0 14-21 16- 0 13-12 27-12 30-21 8-15 2-12 2-12 2- 0 25-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 855.6 853.3 856.1 852.7 853.9 851.7 851.2 853.1 854.7 858.0 859.0 856.9 854.7 MAX. QFE PRESSURE IN HPA 861.7 860.7 864.7 858.1 860.0 855.0 854.9 855.8 858.0 865.5 866.1 862.0 866.1 DAY 27 1 10 25 16 5 16 4 28 19 23 6 MIN. QFE PRESSURE IN HPA 850.5 842.8 849.8 843.1 845.9 848.4 847.5 850.2 850.8 855.0 851.7 846.9 842.8 DAY 17 16 25 16 13 27 5 8 4 3 1 26 MEAN QNH PRESSURE IN HPA 1018.7 1016.0 1019.2 1015.2 1016.7 1014.2 1013.6 1015.8 1017.6 1021.5 1022.6 1020.2 1017.6 MAX. QNH PRESSURE IN HPA 1025.7 1024.5 1029.1 1021.5 1023.7 1018.0 1017.8 1018.9 1021.4 1030.0 1030.7 1026.0 1030.7 DAY 27 1 10 25 16 5 16 4 28 19 23 6 MIN. QNH PRESSURE IN HPA 1012.8 1003.9 1012.0 1004.2 1007.5 1010.3 1009.3 1012.4 1013.1 1018.0 1014.2 1008.6 1003.9 DAY 17 16 25 16 13 27 5 8 4 3 1 26 MEAN QFF PRESSURE IN HPA 1021.8 1018.2 1017.8 1010.0 1007.0 1002.0 1001.2 1003.7 1007.9 1016.0 1019.7 1022.4 1012.3 MAX. QFF PRESSURE IN HPA 1032.6 1030.4 1029.1 1017.4 1017.7 1007.8 1006.4 1007.9 1014.2 1029.2 1029.9 1035.2 1035.2 DAY 27 1 10 1 16 1 16 4 26 19 23 28 MIN. QFF PRESSURE IN HPA 1014.0 1003.1 1006.1 996.0 994.3 996.4 996.8 999.2 1002.6 1008.6 1009.8 1012.3 994.3 DAY 5 16 15 16 13 28 5 9 2 3 2 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.0 853.8 857.0 853.5 854.8 852.5 852.1 853.9 855.5 858.8 859.6 857.4 855.4 MAX. QFE PRESSURE IN HPA 862.0 861.3 865.0 859.1 860.5 855.7 855.6 856.2 858.7 866.1 865.7 862.5 866.1 DAY 27 8 10 25 16 5 15 29 28 19 23 5 MIN. QFE PRESSURE IN HPA 851.0 842.8 850.8 844.6 845.3 849.1 848.3 850.6 852.7 855.7 852.5 849.0 842.8 DAY 2 16 25 16 13 27 5 8 19 3 1 26 MEAN QNH PRESSURE IN HPA 1019.1 1016.6 1020.2 1016.2 1017.8 1015.1 1014.6 1016.7 1018.5 1022.4 1023.3 1020.7 1018.4 MAX. QNH PRESSURE IN HPA 1026.0 1025.2 1029.5 1022.7 1024.3 1018.8 1018.6 1019.3 1022.2 1030.7 1030.3 1026.6 1030.7 DAY 27 8 10 25 16 5 15 29 28 19 23 5 MIN. QNH PRESSURE IN HPA 1013.3 1003.9 1013.1 1006.0 1006.8 1011.2 1010.2 1012.9 1015.3 1018.8 1015.1 1011.0 1003.9 DAY 2 16 25 16 13 27 5 8 19 3 1 26 MEAN QFF PRESSURE IN HPA 1023.1 1019.8 1020.0 1011.4 1008.5 1002.6 1002.5 1005.1 1009.6 1018.4 1022.4 1024.5 1014.0 MAX. QFF PRESSURE IN HPA 1033.3 1031.6 1032.0 1018.6 1018.6 1009.1 1006.3 1009.2 1015.8 1030.6 1031.4 1036.8 1036.8 DAY 27 1 10 8 16 8 17 31 26 19 23 28 MIN. QFF PRESSURE IN HPA 1014.4 1004.5 1009.5 998.4 994.7 998.1 998.3 999.7 1004.7 1010.8 1012.8 1015.3 994.7 DAY 2 16 25 16 13 17 5 8 2 3 1 26 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.4 855.0 857.9 854.4 855.1 852.8 852.2 854.2 856.1 859.6 860.6 858.6 856.1 MAX. QFE PRESSURE IN HPA 863.1 862.6 866.3 859.4 860.5 855.9 855.8 856.6 859.1 867.0 866.9 864.0 867.0 DAY 20 8 10 25 16 5 15 3 28 19 23 5 MIN. QFE PRESSURE IN HPA 851.7 844.5 851.4 845.8 845.1 849.1 848.7 851.2 853.3 856.2 853.5 851.4 844.5 DAY 5 16 25 16 13 27 4 7 18 14 1 25 MEAN QNH PRESSURE IN HPA 1020.7 1017.9 1021.3 1017.2 1018.0 1015.4 1014.7 1017.1 1019.3 1023.3 1024.4 1022.1 1019.3 MAX. QNH PRESSURE IN HPA 1027.3 1026.7 1031.0 1023.0 1024.3 1019.0 1018.9 1019.8 1022.7 1031.8 1031.7 1028.3 1031.8 DAY 20 8 10 25 16 5 15 3 28 19 23 5 MIN. QNH PRESSURE IN HPA 1014.2 1005.9 1013.8 1007.4 1006.5 1011.2 1010.7 1013.6 1016.0 1019.3 1016.2 1013.8 1005.9 DAY 5 16 25 16 13 27 4 7 18 14 1 25 MEAN QFF PRESSURE IN HPA 1024.3 1020.5 1020.4 1012.0 1008.4 1003.1 1002.3 1005.0 1009.3 1017.8 1021.4 1025.0 1014.1 MAX. QFF PRESSURE IN HPA 1033.7 1032.1 1032.4 1019.0 1018.7 1008.9 1006.4 1009.0 1014.3 1030.9 1030.3 1037.6 1037.6 DAY 27 8 10 8 16 8 15 31 26 19 23 28 MIN. QFF PRESSURE IN HPA 1015.1 1006.6 1011.5 1000.0 994.0 997.5 997.9 999.4 1003.2 1011.1 1012.2 1017.4 994.0 DAY 5 16 25 16 13 27 4 8 2 3 1 25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.2 853.9 856.8 853.3 854.0 851.8 851.4 853.2 854.9 858.2 859.2 857.3 855.0 MAX. QFE PRESSURE IN HPA 861.7 861.7 864.9 858.3 858.7 854.8 855.0 855.6 857.6 865.2 865.3 862.3 865.3 DAY 20 8 10 25 15 5 15 2 22 19 22 5 MIN. QFE PRESSURE IN HPA 850.5 844.8 851.0 845.1 843.1 848.3 848.0 850.1 851.6 854.3 852.4 848.5 843.1 DAY 2 16 25 16 13 27 5 7 18 31 1 25 MEAN QNH PRESSURE IN HPA 1019.3 1016.7 1020.0 1015.9 1016.8 1014.3 1013.8 1015.9 1017.8 1021.6 1022.7 1020.6 1018.0 MAX. QNH PRESSURE IN HPA 1025.7 1025.7 1029.4 1021.8 1022.2 1017.7 1018.0 1018.6 1020.9 1029.7 1029.8 1026.4 1029.8 DAY 20 8 10 25 15 5 15 2 22 19 22 5 MIN. QNH PRESSURE IN HPA 1012.8 1006.2 1013.3 1006.5 1004.2 1010.2 1009.9 1012.3 1014.0 1017.1 1015.0 1010.5 1004.2 DAY 2 16 25 16 13 27 5 7 18 31 1 25 MEAN QFF PRESSURE IN HPA 1022.3 1018.7 1018.5 1010.3 1006.8 1001.5 1001.1 1003.5 1007.4 1015.6 1018.9 ****** ****** MAX. QFF PRESSURE IN HPA 1030.7 1030.1 1029.9 1017.1 1015.6 1007.2 1005.6 1007.5 1012.8 1027.8 1027.8 ****** ****** DAY 27 8 10 8 16 8 16 2 26 19 23 ** MIN. QFF PRESSURE IN HPA 1014.2 1005.9 1009.7 999.0 991.9 997.0 997.5 998.7 1002.9 1008.1 1010.9 ****** ****** DAY 5 16 14 16 13 27 5 7 2 2 1 ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.6 853.0 855.6 852.3 852.7 850.8 850.6 852.1 853.8 857.4 858.3 856.3 854.0 MAX. QFE PRESSURE IN HPA 861.0 860.5 863.0 857.5 857.9 854.0 854.7 854.9 856.7 864.0 865.5 861.7 865.5 DAY 12 8 10 24 15 5 15 2 27 19 22 5 MIN. QFE PRESSURE IN HPA 850.8 844.5 850.7 845.5 842.4 847.1 847.4 848.7 850.7 853.0 851.5 846.4 842.4 DAY 17 16 25 16 13 27 4 8 18 2 1 25 MEAN QNH PRESSURE IN HPA 1018.7 1015.7 1018.6 1014.8 1015.3 1013.1 1012.9 1014.7 1016.6 1020.7 1021.7 1019.5 1016.8 MAX. QNH PRESSURE IN HPA 1024.9 1024.3 1027.2 1020.8 1021.3 1016.8 1017.6 1017.8 1019.9 1028.3 1030.0 1025.7 1030.0 DAY 12 8 10 24 15 5 15 2 27 19 22 5 MIN. QNH PRESSURE IN HPA 1013.1 1005.9 1013.0 1007.0 1003.4 1008.8 1009.2 1010.7 1013.0 1015.7 1013.9 1008.0 1003.4 DAY 17 16 25 16 13 27 4 8 18 2 1 25 MEAN QFF PRESSURE IN HPA 1021.8 1017.7 1017.3 1009.6 1005.5 1000.8 1000.4 1002.6 1006.7 1015.2 1018.7 1021.8 1011.5 MAX. QFF PRESSURE IN HPA 1031.0 1028.5 1027.2 1016.7 1014.5 1007.1 1005.5 1006.8 1012.6 1026.7 1026.7 1034.5 1034.5 DAY 12 8 10 8 16 1 15 2 26 19 23 28 MIN. QFF PRESSURE IN HPA 1014.1 1006.3 1007.3 999.2 991.5 995.1 996.8 998.0 1001.4 1006.8 1009.9 1011.3 991.5 DAY 5 16 14 16 13 27 4 8 2 2 1 25 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 853.6 856.1 852.4 853.1 850.8 850.7 852.4 854.2 858.1 859.3 857.2 854.5 MAX. QFE PRESSURE IN HPA 862.2 861.3 863.0 857.8 858.8 853.7 854.8 854.9 857.4 865.0 867.0 862.2 867.0 DAY 26 8 10 25 15 4 15 2 27 15 22 5 MIN. QFE PRESSURE IN HPA 851.3 846.1 850.7 845.3 844.0 847.4 847.2 848.9 851.0 853.2 852.2 845.5 844.0 DAY 17 16 14 16 13 27 4 8 18 31 1 25 MEAN QNH PRESSURE IN HPA 1019.5 1016.4 1019.3 1015.0 1015.8 1013.1 1013.0 1015.0 1017.1 1021.5 1022.9 1020.5 1017.4 MAX. QNH PRESSURE IN HPA 1026.2 1025.2 1027.2 1021.2 1022.3 1016.5 1017.7 1017.8 1020.7 1029.5 1031.8 1026.2 1031.8 DAY 26 8 10 25 15 4 15 2 27 15 22 5 MIN. QNH PRESSURE IN HPA 1013.7 1007.7 1013.0 1006.8 1005.3 1009.2 1009.0 1010.9 1013.3 1015.9 1014.7 1007.0 1005.3 DAY 17 16 14 16 13 27 4 8 18 31 1 25 MEAN QFF PRESSURE IN HPA 1023.5 1019.5 1019.0 1010.2 1006.4 1000.5 1000.9 1003.4 1008.0 1017.5 1022.0 1024.5 1012.9 MAX. QFF PRESSURE IN HPA 1032.4 1030.4 1029.3 1016.7 1016.3 1006.4 1005.4 1007.2 1014.4 1028.5 1030.7 1037.7 1037.7 DAY 12 8 10 8 15 1 15 2 26 19 23 29 MIN. QFF PRESSURE IN HPA 1016.4 1009.9 1006.7 999.9 995.6 995.6 997.1 997.5 1002.7 1009.8 1012.6 1010.1 995.6 DAY 24 16 14 16 13 27 30 8 2 3 1 25 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 856.8 854.0 857.0 853.5 854.4 852.0 851.8 853.6 855.3 858.7 859.8 857.6 855.4 MAX. QFE PRESSURE IN HPA 862.8 861.3 864.3 858.8 860.4 855.1 855.6 856.6 858.8 866.4 867.2 862.8 867.2 DAY 26 7 9 25 15 4 15 3 27 15 22 5 MIN. QFE PRESSURE IN HPA 851.1 846.3 850.8 845.6 846.9 848.8 847.6 850.3 852.2 853.2 852.7 845.8 845.6 DAY 16 15 14 15 12 27 4 8 18 31 1 25 MEAN QNH PRESSURE IN HPA 1020.0 1016.8 1020.3 1016.2 1017.3 1014.5 1014.2 1016.4 1018.3 1022.2 1023.5 1021.0 1018.4 MAX. QNH PRESSURE IN HPA 1026.9 1025.2 1028.7 1022.3 1024.2 1018.1 1018.6 1019.8 1022.3 1031.1 1032.0 1026.9 1032.0 DAY 26 7 9 25 15 4 15 3 27 15 22 5 MIN. QNH PRESSURE IN HPA 1013.5 1007.9 1013.1 1007.1 1008.6 1010.8 1009.4 1012.5 1014.7 1015.9 1015.3 1007.4 1007.1 DAY 16 15 14 15 12 27 4 8 18 31 1 25 MEAN QFF PRESSURE IN HPA 1023.6 1019.3 1019.4 1010.8 1007.7 1002.1 1001.8 1004.3 1008.4 1016.8 1020.7 1024.0 1013.2 MAX. QFF PRESSURE IN HPA 1033.0 1030.3 1029.4 1018.3 1018.8 1007.1 1006.6 1009.1 1013.9 1029.5 1029.6 1035.1 1035.1 DAY 26 8 17 3 15 8 15 2 27 15 14 27 MIN. QFF PRESSURE IN HPA 1014.8 1007.7 1007.5 1000.7 996.5 997.2 996.8 998.3 1003.3 1009.3 1010.4 1009.7 996.5 DAY 24 15 14 15 12 27 4 8 2 2 1 25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.3 853.6 856.7 853.2 854.2 851.7 851.5 853.5 855.1 858.3 859.5 ****** ****** MAX. QFE PRESSURE IN HPA 863.3 861.1 864.7 858.3 860.3 855.1 855.0 856.2 858.6 865.7 866.6 ****** ****** DAY 26 7 9 24 15 4 15 3 27 18 22 ** MIN. QFE PRESSURE IN HPA 850.8 844.8 850.3 845.7 845.6 848.8 848.1 850.5 852.2 852.4 852.7 ****** ****** DAY 16 15 14 15 12 27 4 7 18 31 1 ** MEAN QNH PRESSURE IN HPA 1019.4 1016.4 1019.9 1015.9 1017.0 1014.2 1013.9 1016.2 1018.1 1021.7 1023.1 ****** ****** MAX. QNH PRESSURE IN HPA 1027.5 1025.0 1029.1 1021.8 1024.1 1018.1 1018.0 1019.3 1022.1 1030.3 1031.3 ****** ****** DAY 26 7 9 24 15 4 15 3 27 18 22 ** MIN. QNH PRESSURE IN HPA 1013.1 1006.2 1012.5 1007.2 1007.1 1010.8 1010.0 1012.8 1014.7 1015.0 1015.3 ****** ****** DAY 16 15 14 15 12 27 4 7 18 31 1 ** MEAN QFF PRESSURE IN HPA 1022.5 1018.3 1018.4 1010.0 1007.1 1001.4 1001.2 1003.7 1007.8 1015.8 1019.4 ****** ****** MAX. QFF PRESSURE IN HPA 1033.5 1029.6 1028.9 1016.0 1018.1 1006.9 1006.0 1008.0 1013.6 1028.4 1029.6 ****** ****** DAY 26 7 9 3 15 8 15 2 25 15 22 ** MIN. QFF PRESSURE IN HPA 1014.2 1004.6 1004.9 999.9 994.6 995.9 996.7 999.1 1003.1 1008.5 1010.5 ****** ****** DAY 24 15 14 15 12 27 30 8 1 2 1 ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.5 1.1 6.0 13.7 17.9 24.0 26.6 24.5 20.6 13.9 7.8 3.4 13.2 MINIMUN AIR TEMPERATURE (C) -5.2 -2.8 2.3 7.8 11.5 17.3 19.3 16.7 12.3 6.2 1.3 -0.8 7.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 9 3 0 0 0 0 13 DAYS WITH MINIMUM TEMP. <=-4 16 10 2 0 0 0 0 0 0 0 3 11 42 DAYS WITH FREEZING MIN.<= 0 26 21 10 0 0 0 0 0 0 1 12 18 88 TEMPERATURE RECORDS LOWEST(C) -14.4 -13.4 -4.6 0.8 5.6 10.0 15.2 7.8 1.8 -1.2 -5.6 -8.6 -14.4 DAY 2 14 13 15 13 24 19 24 29 15 29 18 MAXIMUM AIR TEMPERATURE (C) 4.6 6.1 10.5 19.9 24.3 30.3 32.3 31.8 27.7 20.7 14.9 8.4 19.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 3 16 29 25 14 0 0 0 87 DAYS WITH MAXIMUM TEMP. <= 0 0 4 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 10.4 14.4 18.2 28.0 35.0 34.6 38.6 36.4 35.6 24.6 22.8 15.0 38.6 DAY 31 27 30 25 31 13 8 6 9 27 2 10 DIF. BETWEEN (MAX.-MIN.) (C) 9.8 8.9 8.2 12.1 12.8 13.0 13.0 15.1 15.4 14.5 13.6 9.2 12.1 MEAN DAILY TEMP. (MDT) (C) -0.3 1.6 6.4 13.9 17.9 23.8 25.8 24.3 20.0 13.4 8.1 3.8 13.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 14.8 88.2 149.6 101.7 37.4 0.0 0.0 0.0 391.8 HEATING DEG. DAYS(BASE 18 0C) 566.1 458.1 359.7 131.5 44.6 0.3 0.0 0.0 36.2 141.5 297.2 440.3 2475.5 DEWPOINT (MEAN C) -4.9 -4.3 2.4 4.2 4.4 5.7 5.7 0.9 2.0 0.6 -1.5 -2.6 1.1 MIXING RATIO (G/KG) 3.35 3.45 5.49 6.15 6.40 6.93 6.89 5.07 5.38 4.82 4.17 3.94 5.17 VAPOUR PRESSURE (HPA) 4.58 4.72 7.47 8.36 8.67 9.38 9.31 6.88 7.35 6.60 5.72 5.37 7.04 SATURATION DEF. (HPA) 1.61 2.29 2.27 8.24 12.92 21.41 26.32 25.12 18.66 10.06 5.58 2.97 11.45 RELATIVE HUMIDITY (MEAN %) 74 70 79 57 45 33 28 23 33 42 56 68 51 RELATIVE HUMIDITY (MAX. %) 84 88 94 79 66 46 38 33 50 59 78 87 67 RELATIVE HUMIDITY (MIN. %) 58 51 63 37 28 22 20 15 22 30 36 48 36 RELATIVE HUMIDITY (MEAN% 03UTC) 79 81 89 72 58 39 35 31 43 55 74 79 61 RELATIVE HUMIDITY (MEAN% 09UTC) 65 56 68 44 33 24 22 17 24 34 40 51 40 RELATIVE HUMIDITY (MEAN% 15UTC) 74 66 73 45 36 26 24 19 28 38 49 68 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 47.1 62.1 143.3 28.8 7.8 8.0 0.0 0.0 0.3 3.0 7.6 49.9 357.9 DAYS WITH PRECIPITATION >=10 2 1 4 2 0 0 0 0 0 0 0 2 11 DAYS WITH PRECIPITATION >= 5 4 5 8 2 0 1 0 0 0 0 0 3 23 DAYS WITH PRECIPITATION >= 1 5 7 16 5 2 1 0 0 0 1 2 8 47 DAYS WITH PRECIPITATION 12 14 19 11 8 1 0 0 2 1 3 11 82 GREATEST DAILY PRECIPITATION 17.2 30.0 54.1 10.4 4.0 8.0 0.0 0.0 0.2 3.0 4.6 20.0 54.1 DAY 5 22 7 1 15 14 ** ** 25 16 12 14 DAY WITH THUNDER STORM 0 0 6 4 2 1 0 0 0 0 0 0 13 DAYS WITH SNOW OR SLEET 5 7 1 1 0 0 0 0 0 0 0 4 18 DAYS WITH DUST 0 0 0 0 5 4 3 0 0 0 0 0 12 WIND DIRECTION (PREVAILING) 360 90 90 360 90 90 45 90 90 360 360 225 90 PREVAILING WIND SPEED(KNOTS) 4.9 6.5 6.7 6.9 7.3 9.3 10.7 8.2 7.0 6.4 5.1 6.5 7.9 PREVAILING WIND PERCENT 14.9 18.3 29.4 19.2 25.0 49.1 33.2 27.5 27.6 17.4 16.3 11.0 21.4 CALMS PERCENT OF WIND 70.6 53.6 40.3 33.8 26.2 16.8 15.2 30.0 29.7 54.0 50.0 60.8 40.0 NO. OF WIND OBSERVATION 228 224 248 240 248 232 217 247 232 224 240 237 2817 VECTOR WIND DIRECTION (MEAN) 347 72 78 63 42 75 60 59 61 34 57 245 61 VECTOR WIND MAGNITUDE(KNOTS) 0.7 1.3 2.1 0.5 2.0 6.0 6.7 4.6 3.1 1.2 0.6 0.5 2.3 WIND STEADINESES (MEAN %) 46.7 41.9 55.3 10.2 32.8 77.9 81.7 79.3 62.0 44.4 22.2 20.8 51.1 WIND SPEED (MEAN KNOTS) 1.5 3.1 3.8 4.9 6.1 7.7 8.2 5.8 5.0 2.7 2.7 2.4 4.5 FASTEST WIND DIRECTION 110 230 240 300 270 360 30 50 50 360 360 230 270 FASTEST WIND SPEED (KNOTS) 17 16 16 23 25 23 23 19 17 16 17 17 25 DAY 29 5 7 25 23 20 31 1 15 9 7 6 DAYS WITH SKY CLEAR (0-2)/8 12 8 5 14 16 29 31 31 27 27 22 8 230 DAYS WITH P.CLOUDY (3-6)/8 10 13 17 13 12 1 0 0 3 1 7 16 93 DAYS WITH CLOUDY (7-8)/8 9 7 9 3 3 0 0 0 0 3 1 7 42 DAYS WITH VISIBILITY =< 2 KM 7 0 1 0 0 0 0 0 0 0 0 3 11 DURATION OF SUNSHINE HOURS 161.2 146.7 115.6 250.4 269.9 356.6 379.5 365.4 307.1 262.3 224.3 130.9 2969.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 856.2 854.6 854.9 852.0 852.4 851.0 852.3 856.3 859.0 859.3 855.9 855.0 MAX. QFE PRESSURE IN HPA 864.1 866.8 861.2 860.9 857.3 857.9 855.0 856.2 861.3 863.0 864.1 863.3 866.8 DAY-HOUR 12- 6 15- 6 29-18 15-18 8-18 17- 6 1- 6 31-18 17- 6 21- 6 24- 6 7- 6 MIN. QFE PRESSURE IN HPA 845.9 848.0 843.1 847.0 843.3 846.0 845.0 847.6 850.0 855.0 853.2 847.2 843.1 DAY-HOUR 26- 3 5- 0 7-12 10-15 23- 3 12-15 14-12 12-15 3-12 4-12 5-12 26- 0 MEAN QNH PRESSURE IN HPA 1019.4 1019.4 1017.5 1017.8 1014.5 1014.9 1013.3 1014.8 1019.5 1022.5 1022.9 1018.9 1017.9 MAX. QNH PRESSURE IN HPA 1028.4 1031.5 1025.1 1024.7 1020.6 1021.3 1018.0 1019.3 1025.2 1027.2 1028.4 1027.5 1031.5 DAY-HOUR 12- 6 15- 6 29-18 15-18 8-18 17- 6 1- 6 31-18 17- 6 21- 6 24- 6 7- 6 MIN. QNH PRESSURE IN HPA 1007.5 1009.9 1004.2 1008.7 1004.5 1007.6 1006.4 1009.4 1012.2 1018.0 1015.9 1009.0 1004.2 DAY-HOUR 26- 3 5- 0 7-12 10-15 23- 3 12-15 14-12 12-15 3-12 4-12 5-12 26- 0 MEAN QFF PRESSURE IN HPA 1023.2 1022.2 1016.9 1012.5 1006.7 1003.6 1001.0 1003.5 1010.2 1017.7 1021.5 1020.1 1013.3 MAX. QFF PRESSURE IN HPA 1036.8 1038.9 1029.2 1023.9 1015.7 1012.7 1006.2 1009.8 1021.9 1024.5 1030.0 1032.2 1038.9 DAY-HOUR 12- 6 15- 3 12- 9 15-21 8-21 24- 6 1- 3 23- 3 28- 6 14- 3 24- 6 18- 3 MIN. QFF PRESSURE IN HPA 1007.1 1008.5 1002.8 1001.1 994.2 993.7 992.1 996.2 1001.4 1010.3 1010.5 1010.1 992.1 DAY-HOUR 26- 0 5- 0 7-12 4-21 23- 3 12-21 8-15 12-15 3-12 5- 0 5-12 26- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.0 855.7 854.1 854.3 851.7 852.3 850.8 851.9 856.1 858.6 858.9 855.4 854.7 MAX. QFE PRESSURE IN HPA 862.8 863.9 859.0 859.0 856.3 857.0 854.0 854.7 860.0 861.1 863.0 861.3 863.9 DAY 13 15 30 16 9 24 1 23 30 21 14 7 MIN. QFE PRESSURE IN HPA 846.4 848.0 844.8 847.5 843.5 846.6 846.7 848.4 852.0 855.1 853.7 847.2 843.5 DAY 26 5 7 11 23 13 8 12 4 5 6 26 MEAN QNH PRESSURE IN HPA 1019.1 1018.8 1016.9 1017.2 1014.1 1014.8 1013.1 1014.4 1019.2 1022.1 1022.5 1018.5 1017.6 MAX. QNH PRESSURE IN HPA 1026.9 1028.2 1022.6 1022.6 1019.4 1020.3 1016.8 1017.6 1023.7 1025.0 1027.2 1025.2 1028.2 DAY 13 15 30 16 9 24 1 23 30 21 14 7 MIN. QNH PRESSURE IN HPA 1008.0 1009.9 1006.2 1009.3 1004.7 1008.3 1008.4 1010.3 1014.5 1018.1 1016.5 1009.0 1004.7 DAY 26 5 7 11 23 13 8 12 4 5 6 26 MEAN QFF PRESSURE IN HPA 1022.8 1021.3 1016.1 1011.8 1006.6 1003.6 1000.8 1003.0 1010.0 1017.0 1020.6 1019.2 1012.7 MAX. QFF PRESSURE IN HPA 1033.6 1036.5 1026.3 1021.5 1015.4 1011.9 1005.3 1008.7 1021.6 1021.4 1027.1 1030.5 1036.5 DAY 13 15 13 16 9 24 1 23 29 14 24 18 MIN. QFF PRESSURE IN HPA 1007.1 1008.5 1005.6 1001.7 995.4 995.2 994.9 997.4 1003.3 1010.3 1011.8 1010.1 994.9 DAY 26 5 7 11 23 13 9 12 4 5 6 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.1 856.3 854.6 855.0 852.4 853.0 851.7 852.7 856.9 859.2 859.6 855.7 855.3 MAX. QFE PRESSURE IN HPA 862.8 864.8 859.4 859.7 856.7 857.6 854.9 855.4 860.8 862.0 863.0 862.0 864.8 DAY 13 15 13 15 9 17 1 22 17 21 14 7 MIN. QFE PRESSURE IN HPA 845.9 849.9 843.8 848.0 843.3 847.3 846.9 849.2 852.8 855.9 855.0 847.2 843.3 DAY 26 5 7 5 23 13 14 12 3 5 5 26 MEAN QNH PRESSURE IN HPA 1019.3 1019.5 1017.5 1018.0 1015.0 1015.6 1014.1 1015.3 1020.1 1022.8 1023.2 1018.8 1018.3 MAX. QNH PRESSURE IN HPA 1026.9 1029.2 1023.0 1023.4 1019.9 1020.9 1017.8 1018.4 1024.6 1026.0 1027.2 1026.0 1029.2 DAY 13 15 13 15 9 17 1 22 17 21 14 7 MIN. QNH PRESSURE IN HPA 1007.5 1012.1 1005.0 1009.9 1004.5 1009.1 1008.6 1011.3 1015.4 1019.0 1018.0 1009.0 1004.5 DAY 26 5 7 5 23 13 14 12 3 5 5 26 MEAN QFF PRESSURE IN HPA 1024.4 1023.0 1017.5 1013.0 1007.4 1004.5 1001.9 1004.5 1011.8 1019.1 1023.2 1020.9 1014.3 MAX. QFF PRESSURE IN HPA 1036.4 1038.9 1027.7 1023.0 1013.9 1012.2 1006.2 1009.8 1021.5 1024.5 1029.6 1032.2 1038.9 DAY 13 15 12 15 8 24 1 23 28 14 29 18 MIN. QFF PRESSURE IN HPA 1007.6 1011.9 1004.4 1003.2 994.2 995.5 995.1 999.0 1005.6 1012.1 1014.8 1011.3 994.2 DAY 26 5 7 11 23 13 8 12 8 5 6 26 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.4 857.4 855.5 855.9 852.8 853.3 851.8 853.2 857.5 860.1 860.5 856.9 856.0 MAX. QFE PRESSURE IN HPA 864.1 866.8 860.7 860.8 857.0 857.9 855.0 855.9 861.3 863.0 864.1 863.3 866.8 DAY 12 15 29 16 9 17 1 22 17 21 24 7 MIN. QFE PRESSURE IN HPA 846.5 850.8 844.2 849.0 843.3 847.8 846.9 849.6 852.9 857.3 855.1 849.4 843.3 DAY 26 8 7 5 23 12 14 12 3 5 5 26 MEAN QNH PRESSURE IN HPA 1020.8 1020.7 1018.5 1019.0 1015.5 1016.0 1014.3 1015.8 1020.8 1023.8 1024.3 1020.2 1019.1 MAX. QNH PRESSURE IN HPA 1028.4 1031.5 1024.5 1024.6 1020.3 1021.3 1018.0 1019.0 1025.2 1027.2 1028.4 1027.5 1031.5 DAY 12 15 29 16 9 17 1 22 17 21 24 7 MIN. QNH PRESSURE IN HPA 1008.2 1013.1 1005.5 1011.0 1004.5 1009.7 1008.6 1011.7 1015.5 1020.6 1018.1 1011.5 1004.5 DAY 26 8 7 5 23 12 14 12 3 5 5 26 MEAN QFF PRESSURE IN HPA 1025.3 1023.7 1018.1 1013.7 1007.7 1004.9 1001.9 1004.4 1011.7 1018.5 1022.6 1021.5 1014.5 MAX. QFF PRESSURE IN HPA 1036.8 1038.8 1028.3 1023.0 1014.3 1012.7 1005.7 1009.1 1021.9 1021.8 1030.0 1032.0 1038.8 DAY 12 15 12 15 9 24 1 23 28 14 24 18 MIN. QFF PRESSURE IN HPA 1008.8 1013.3 1004.9 1004.0 995.7 996.7 995.6 999.4 1004.3 1014.2 1013.2 1014.4 995.6 DAY 26 4 7 11 23 13 8 12 8 4 5 26 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.4 856.4 854.8 855.2 852.1 852.6 851.1 852.4 856.4 858.9 859.2 855.7 855.1 MAX. QFE PRESSURE IN HPA 862.8 866.8 861.0 859.9 856.0 857.1 854.2 855.3 860.4 861.6 863.0 862.3 866.8 DAY 12 15 12 15 9 17 1 22 30 21 13 7 MIN. QFE PRESSURE IN HPA 845.9 850.7 843.3 848.5 844.7 847.1 846.0 849.0 851.4 855.8 853.8 849.6 843.3 DAY 26 4 7 11 23 12 14 12 3 4 5 26 MEAN QNH PRESSURE IN HPA 1019.6 1019.6 1017.7 1018.2 1014.6 1015.1 1013.5 1014.9 1019.6 1022.5 1022.7 1018.8 1018.1 MAX. QNH PRESSURE IN HPA 1026.9 1031.5 1024.9 1023.6 1019.1 1020.4 1017.0 1018.3 1024.2 1025.6 1027.2 1026.4 1031.5 DAY 12 15 12 15 9 17 1 22 30 21 13 7 MIN. QNH PRESSURE IN HPA 1007.5 1013.0 1004.5 1010.5 1006.1 1008.8 1007.6 1011.0 1013.8 1018.9 1016.6 1011.7 1004.5 DAY 26 4 7 11 23 12 14 12 3 4 5 26 MEAN QFF PRESSURE IN HPA ****** 1022.1 1016.9 1012.6 1006.6 1003.1 ****** 1003.3 1008.7 ****** 1020.5 1019.1 ****** MAX. QFF PRESSURE IN HPA ****** 1038.6 1029.2 1023.2 1013.8 1009.3 ****** 1007.8 1016.4 ****** 1026.4 1028.4 ****** DAY ** 15 12 15 8 16 ** 22 17 ** 24 18 MIN. QFF PRESSURE IN HPA ****** 1012.1 1002.9 1003.4 996.8 995.5 ****** 997.6 1002.5 ****** 1010.9 1013.8 ****** DAY ** 4 7 11 22 12 ** 12 3 ** 5 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.6 855.5 853.8 854.2 851.3 851.5 850.0 851.4 855.3 858.1 858.4 855.0 854.2 MAX. QFE PRESSURE IN HPA 862.0 865.5 859.8 859.0 856.4 856.0 853.2 854.5 859.8 860.9 862.0 861.7 865.5 DAY 13 15 12 15 8 16 1 22 30 21 24 7 MIN. QFE PRESSURE IN HPA 846.9 849.8 843.1 847.6 844.0 846.2 845.0 848.0 850.0 855.0 853.2 850.6 843.1 DAY 26 4 7 10 22 12 14 12 3 4 5 1 MEAN QNH PRESSURE IN HPA 1018.7 1018.6 1016.5 1017.0 1013.7 1013.9 1012.2 1013.8 1018.3 1021.6 1021.9 1018.0 1017.0 MAX. QNH PRESSURE IN HPA 1026.0 1030.0 1023.5 1022.6 1019.6 1019.1 1015.9 1017.4 1023.5 1024.7 1026.0 1025.7 1030.0 DAY 13 15 12 15 8 16 1 22 30 21 24 7 MIN. QNH PRESSURE IN HPA 1008.6 1012.0 1004.2 1009.4 1005.3 1007.8 1006.4 1009.9 1012.2 1018.0 1015.9 1012.9 1004.2 DAY 26 4 7 10 22 12 14 12 3 4 5 1 MEAN QFF PRESSURE IN HPA 1022.2 1021.1 1015.7 1011.7 1006.0 1002.7 999.8 1002.4 1009.1 1016.3 1020.0 1018.8 1012.1 MAX. QFF PRESSURE IN HPA 1032.0 1036.7 1027.1 1021.5 1015.0 1011.2 1004.4 1008.0 1019.9 1019.7 1026.6 1028.3 1036.7 DAY 12 15 12 15 8 24 1 22 29 13 24 17 MIN. QFF PRESSURE IN HPA 1009.1 1011.0 1002.8 1003.3 995.1 995.5 993.5 996.3 1001.4 1010.4 1010.5 1010.9 993.5 DAY 24 4 7 10 22 12 8 12 3 4 5 1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.5 856.1 854.3 854.3 851.4 851.6 850.2 851.6 855.6 858.7 859.0 855.9 854.6 MAX. QFE PRESSURE IN HPA 863.0 865.7 860.3 859.0 855.9 856.2 853.2 855.2 860.5 861.3 863.1 862.0 865.7 DAY 12 15 12 15 8 16 1 31 30 20 13 7 MIN. QFE PRESSURE IN HPA 848.4 850.3 843.6 847.0 845.0 846.0 845.3 847.6 850.1 855.0 853.5 850.9 843.6 DAY 25 4 7 10 22 12 8 12 3 4 5 25 MEAN QNH PRESSURE IN HPA 1019.7 1019.2 1017.1 1017.1 1013.8 1014.0 1012.4 1014.0 1018.6 1022.2 1022.5 1018.9 1017.5 MAX. QNH PRESSURE IN HPA 1027.2 1030.3 1024.1 1022.6 1019.0 1019.3 1015.9 1018.2 1024.3 1025.2 1027.3 1026.0 1030.3 DAY 12 15 12 15 8 16 1 31 30 20 13 7 MIN. QNH PRESSURE IN HPA 1010.3 1012.5 1004.8 1008.7 1006.4 1007.6 1006.8 1009.4 1012.3 1018.0 1016.2 1013.2 1004.8 DAY 25 4 7 10 22 12 8 12 3 4 5 25 MEAN QFF PRESSURE IN HPA 1024.6 1022.7 1017.0 1012.1 1006.2 1002.9 1000.2 1003.2 1010.4 1018.3 1022.5 1021.1 1013.4 MAX. QFF PRESSURE IN HPA 1035.7 1038.5 1028.0 1021.9 1013.9 1010.8 1004.1 1009.3 1021.0 1021.8 1029.4 1030.4 1038.5 DAY 12 15 12 15 8 24 1 31 29 22 24 17 MIN. QFF PRESSURE IN HPA 1011.1 1012.1 1004.7 1002.5 996.8 994.5 992.1 996.2 1001.7 1011.8 1012.3 1014.0 992.1 DAY 25 4 7 10 22 12 8 12 3 4 5 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 856.8 856.4 855.0 855.3 852.4 852.6 851.3 852.7 856.7 859.2 859.6 856.1 855.3 MAX. QFE PRESSURE IN HPA 863.4 865.7 861.2 860.9 857.3 857.8 854.4 856.2 861.0 861.9 863.5 862.3 865.7 DAY 12 15 29 15 8 16 1 31 30 20 13 17 MIN. QFE PRESSURE IN HPA 848.4 850.1 844.8 848.3 845.0 846.9 847.3 849.0 851.3 855.6 854.0 849.2 844.8 DAY 25 4 7 5 22 12 8 11 3 4 5 25 MEAN QNH PRESSURE IN HPA 1020.0 1019.6 1017.9 1018.2 1014.9 1015.2 1013.7 1015.3 1019.9 1022.8 1023.2 1019.2 1018.3 MAX. QNH PRESSURE IN HPA 1027.6 1030.3 1025.1 1024.7 1020.6 1021.2 1017.3 1019.3 1024.9 1025.9 1027.7 1026.4 1030.3 DAY 12 15 29 15 8 16 1 31 30 20 13 17 MIN. QNH PRESSURE IN HPA 1010.3 1012.3 1006.2 1010.2 1006.4 1008.6 1009.1 1011.0 1013.7 1018.6 1016.8 1011.3 1006.2 DAY 25 4 7 5 22 12 8 11 3 4 5 25 MEAN QFF PRESSURE IN HPA 1024.4 1022.5 1017.4 1012.9 1007.1 1004.2 1001.3 1003.9 1010.9 1017.7 1021.7 1020.6 1013.7 MAX. QFF PRESSURE IN HPA 1035.4 1036.9 1028.0 1023.8 1015.4 1011.6 1005.2 1008.7 1021.8 1022.7 1029.1 1031.6 1036.9 DAY 12 15 12 15 8 23 19 31 28 16 24 17 MIN. QFF PRESSURE IN HPA 1010.9 1012.1 1006.5 1003.5 997.1 995.4 993.9 998.1 1003.1 1012.2 1012.2 1013.2 993.9 DAY 25 4 7 4 22 12 8 12 7 4 5 12 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** 856.1 854.7 855.0 852.0 852.0 ****** 852.5 856.1 ****** 859.3 856.4 ****** MAX. QFE PRESSURE IN HPA ****** 864.9 860.2 860.9 857.0 856.6 ****** 856.2 860.0 ****** 863.2 861.7 ****** DAY ** 15 12 15 8 16 ** 31 16 ** 13 17 MIN. QFE PRESSURE IN HPA ****** 849.2 846.5 847.3 844.3 846.2 ****** 848.5 851.8 ****** 854.5 851.3 ****** DAY ** 4 7 4 22 12 ** 11 3 ** 5 1 MEAN QNH PRESSURE IN HPA ****** 1019.2 1017.6 1017.9 1014.4 1014.5 ****** 1015.1 1019.3 ****** 1022.9 1019.5 ****** MAX. QNH PRESSURE IN HPA ****** 1029.4 1023.9 1024.7 1020.3 1019.8 ****** 1019.3 1023.7 ****** 1027.4 1025.7 ****** DAY ** 15 12 15 8 16 ** 31 16 ** 13 17 MIN. QNH PRESSURE IN HPA ****** 1011.3 1008.2 1009.1 1005.6 1007.8 ****** 1010.5 1014.3 ****** 1017.4 1013.7 ****** DAY ** 4 7 4 22 12 ** 11 3 ** 5 1 MEAN QFF PRESSURE IN HPA ****** 1021.6 1016.7 1012.3 1006.3 1002.9 ****** 1003.4 1008.9 ****** 1020.7 1019.2 ****** MAX. QFF PRESSURE IN HPA ****** 1036.2 1027.6 1023.9 1015.7 1009.1 ****** 1008.3 1016.1 ****** 1027.6 1030.9 ****** DAY ** 14 12 15 8 15 ** 31 16 ** 23 17 MIN. QFF PRESSURE IN HPA ****** 1010.9 1006.6 1001.1 995.9 993.7 ****** 997.7 1002.8 ****** 1011.2 1011.3 ****** DAY ** 4 31 4 22 12 ** 11 3 ** 6 12 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.8 1.7 3.0 11.4 14.6 23.4 26.0 22.9 19.3 12.9 9.1 3.8 12.3 MINIMUN AIR TEMPERATURE (C) -4.7 -3.0 -1.7 6.6 9.0 16.6 19.1 16.4 11.7 5.1 2.5 0.3 6.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 8 0 0 0 0 0 11 DAYS WITH MINIMUM TEMP. <=-4 14 13 8 0 0 0 0 0 0 1 3 3 42 DAYS WITH FREEZING MIN.<= 0 26 26 20 1 0 0 0 0 0 2 10 13 98 TEMPERATURE RECORDS LOWEST(C) -18.0 -8.4 -10.0 0.0 0.5 11.4 13.0 10.8 5.0 -4.4 -5.4 -7.2 -18.0 DAY 30 17 12 6 3 7 17 19 14 18 29 29 MAXIMUM AIR TEMPERATURE (C) 3.4 7.6 8.3 17.8 20.4 29.7 32.1 28.8 26.3 21.3 16.9 8.5 18.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 15 27 12 2 0 0 0 56 DAYS WITH MAXIMUM TEMP. <= 0 7 0 1 0 0 0 0 0 0 0 0 0 8 TEMPERATURE RECORDS HIGHEST(C) 11.6 16.2 17.8 23.4 27.6 36.2 36.0 33.6 32.8 25.8 23.0 14.4 36.2 DAY 20 24 30 14 31 24 6 25 26 14 13 16 DIF. BETWEEN (MAX.-MIN.) (C) 8.1 10.6 10.0 11.2 11.4 13.1 13.0 12.4 14.6 16.2 14.4 8.2 11.9 MEAN DAILY TEMP. (MDT) (C) -0.7 2.3 3.3 12.2 14.7 23.2 25.6 22.6 19.0 13.2 9.7 4.4 12.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 75.3 141.9 58.9 4.2 0.0 0.0 0.0 280.4 HEATING DEG. DAYS(BASE 18 0C) 578.4 455.7 454.7 135.6 110.8 0.0 0.0 0.8 14.0 149.2 249.1 421.4 2569.7 DEWPOINT (MEAN C) -5.5 -6.0 -4.2 4.0 5.2 6.4 4.2 3.6 -0.1 -3.1 -6.3 -0.4 -0.2 MIXING RATIO (G/KG) 3.22 2.98 3.52 6.13 6.79 7.28 6.25 6.05 4.61 3.70 3.03 4.52 4.84 VAPOUR PRESSURE (HPA) 4.40 4.06 4.80 8.33 9.22 9.85 8.47 8.22 6.30 5.08 4.17 6.17 6.59 SATURATION DEF. (HPA) 1.73 3.28 3.21 5.77 8.43 19.95 25.99 20.64 17.16 10.94 8.30 2.10 10.62 RELATIVE HUMIDITY (MEAN %) 72 60 63 64 58 37 26 30 29 36 38 77 49 RELATIVE HUMIDITY (MAX. %) 87 79 85 88 78 54 36 41 44 53 56 92 66 RELATIVE HUMIDITY (MIN. %) 53 37 40 41 37 24 19 22 19 22 24 54 33 RELATIVE HUMIDITY (MEAN% 03UTC) 80 72 77 78 71 46 32 37 41 48 46 84 59 RELATIVE HUMIDITY (MEAN% 09UTC) 62 48 52 51 46 27 20 24 21 25 27 61 39 RELATIVE HUMIDITY (MEAN% 15UTC) 72 53 55 54 47 32 23 27 24 31 36 80 45 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 66.7 3.1 39.8 69.4 68.8 19.8 0.0 0.4 0.0 0.0 3.0 94.4 365.4 DAYS WITH PRECIPITATION >=10 1 0 1 3 4 0 0 0 0 0 0 4 13 DAYS WITH PRECIPITATION >= 5 5 0 4 6 6 2 0 0 0 0 0 8 31 DAYS WITH PRECIPITATION >= 1 10 1 7 8 9 5 0 0 0 0 1 12 53 DAYS WITH PRECIPITATION 18 6 12 14 12 8 0 1 0 0 4 15 90 GREATEST DAILY PRECIPITATION 19.0 1.1 13.5 20.0 13.0 9.0 0.0 0.4 0.0 0.0 2.0 20.5 20.5 DAY 3 25 10 19 1 12 ** 7 ** ** 27 22 DAY WITH THUNDER STORM 1 0 0 7 6 5 0 0 0 0 0 1 20 DAYS WITH SNOW OR SLEET 12 3 5 1 0 0 0 0 0 0 1 6 28 DAYS WITH DUST 0 0 0 1 1 1 3 0 1 2 0 0 9 WIND DIRECTION (PREVAILING) 360 360 90 90 90 90 45 45 45 90 360 90 90 PREVAILING WIND SPEED(KNOTS) 5.4 6.2 7.8 9.2 8.0 8.2 11.1 9.9 10.8 8.5 5.4 6.4 8.4 PREVAILING WIND PERCENT 15.7 19.8 21.8 23.8 26.6 32.9 40.3 29.2 19.9 20.2 15.4 5.6 18.5 CALMS PERCENT OF WIND 53.9 51.3 43.5 37.5 38.7 27.5 21.0 20.2 39.8 54.8 61.7 74.6 43.7 NO. OF WIND OBSERVATION 217 232 248 240 248 240 248 233 226 248 240 248 2868 VECTOR WIND DIRECTION (MEAN) 66 334 79 79 75 74 52 48 53 96 357 71 58 VECTOR WIND MAGNITUDE(KNOTS) 0.6 0.6 0.9 1.3 1.7 3.2 6.8 5.8 4.1 1.5 0.5 0.2 2.1 WIND STEADINESES (MEAN %) 21.4 19.4 20.9 24.5 35.4 54.2 86.1 79.5 70.7 48.4 22.7 12.5 46.7 WIND SPEED (MEAN KNOTS) 2.8 3.1 4.3 5.3 4.8 5.9 7.9 7.3 5.8 3.1 2.2 1.6 4.5 FASTEST WIND DIRECTION 350 270 280 220 350 300 60 300 360 350 260 360 300 FASTEST WIND SPEED (KNOTS) 17 19 21 43 27 49 23 19 31 23 14 16 49 DAY 9 5 16 15 11 10 7 3 4 6 3 10 DAYS WITH SKY CLEAR (0-2)/8 10 15 9 4 10 19 31 29 30 31 20 9 217 DAYS WITH P.CLOUDY (3-6)/8 11 9 13 18 14 11 0 2 0 0 8 14 100 DAYS WITH CLOUDY (7-8)/8 10 5 9 8 7 0 0 0 0 0 2 8 49 DAYS WITH VISIBILITY =< 2 KM 3 0 0 2 0 0 0 0 0 0 1 1 7 DURATION OF SUNSHINE HOURS 127.1 174.8 165.5 179.8 240.2 313.1 393.3 355.8 325.0 304.0 226.1 131.4 2936.1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.4 852.7 854.2 853.4 855.0 852.1 851.9 854.1 856.5 858.1 859.0 856.8 854.9 MAX. QFE PRESSURE IN HPA 865.6 860.0 862.8 858.0 860.6 857.7 856.1 859.7 860.8 863.8 867.0 862.8 867.0 DAY-HOUR 10- 6 16-18 13- 6 12- 6 2-18 7- 6 6- 6 31- 6 30- 6 29-18 4- 6 1- 6 MIN. QFE PRESSURE IN HPA 845.7 843.7 845.3 846.1 850.0 846.2 847.4 848.1 851.6 854.2 847.6 850.4 843.7 DAY-HOUR 3- 0 11-12 31- 0 19- 0 4-15 27-15 26-12 1-12 18-15 5-15 26-12 28- 9 MEAN QNH PRESSURE IN HPA 1018.4 1015.3 1017.0 1016.1 1018.0 1014.7 1014.3 1016.9 1019.6 1021.5 1022.6 1020.0 1017.9 MAX. QNH PRESSURE IN HPA 1030.2 1023.7 1026.9 1021.4 1024.4 1021.1 1019.2 1023.4 1024.6 1028.1 1031.8 1026.9 1031.8 DAY-HOUR 10- 6 16-18 13- 6 12- 6 2-18 7- 6 6- 6 31- 6 30- 6 29-18 4- 6 1- 6 MIN. QNH PRESSURE IN HPA 1007.2 1004.9 1006.8 1007.7 1012.2 1007.8 1009.2 1010.0 1014.0 1017.0 1009.4 1012.7 1004.9 DAY-HOUR 3- 0 11-12 31- 0 19- 0 4-15 27-15 26-12 1-12 18-15 5-15 26-12 28- 9 MEAN QFF PRESSURE IN HPA 1022.8 1017.6 1018.5 1012.1 1012.1 1003.7 1002.0 1006.5 1011.5 1017.0 1020.5 1020.9 1013.8 MAX. QFF PRESSURE IN HPA 1036.8 1028.9 1034.7 1020.5 1025.4 1013.8 1007.7 1017.2 1019.8 1025.8 1030.8 1031.6 1036.8 DAY-HOUR 10- 6 16-18 12-15 11-21 2-18 7- 3 14-18 31-18 30- 6 18- 3 5- 3 29- 6 MIN. QFF PRESSURE IN HPA 1006.3 1004.4 1000.8 1002.9 1003.4 994.9 996.0 997.4 1004.7 1009.9 1006.8 1011.9 994.9 DAY-HOUR 3- 0 25-15 31- 0 19- 0 19-12 27-15 26-12 1-12 18-21 6- 0 26-12 20- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 854.8 852.2 853.6 852.7 854.5 852.0 851.7 853.8 856.2 857.6 858.7 856.3 854.5 MAX. QFE PRESSURE IN HPA 863.3 858.0 861.0 856.3 859.5 856.7 854.8 857.5 859.6 862.7 865.4 860.5 865.4 DAY 10 17 13 4 29 7 6 31 2 30 4 12 MIN. QFE PRESSURE IN HPA 845.7 847.0 845.3 846.1 850.9 846.7 848.3 849.2 852.8 854.5 851.5 850.9 845.3 DAY 3 12 31 19 20 27 19 2 18 6 26 23 MEAN QNH PRESSURE IN HPA 1017.7 1014.7 1016.3 1015.3 1017.4 1014.5 1014.2 1016.5 1019.4 1020.9 1022.2 1019.5 1017.4 MAX. QNH PRESSURE IN HPA 1027.5 1021.4 1024.9 1019.4 1023.1 1019.9 1017.7 1020.8 1023.3 1026.8 1029.9 1024.3 1029.9 DAY 10 17 13 4 29 7 6 31 2 30 4 12 MIN. QNH PRESSURE IN HPA 1007.2 1008.7 1006.8 1007.7 1013.2 1008.4 1010.2 1011.3 1015.4 1017.4 1013.9 1013.2 1006.8 DAY 3 12 31 19 20 27 19 2 18 6 26 23 MEAN QFF PRESSURE IN HPA 1021.5 1016.6 1017.7 1011.2 1011.7 1003.6 1001.9 1005.9 1011.0 1016.1 1019.7 1020.0 1013.1 MAX. QFF PRESSURE IN HPA 1035.4 1026.9 1032.2 1018.8 1022.1 1011.4 1006.6 1012.5 1016.8 1023.6 1027.9 1027.7 1035.4 DAY 10 17 13 4 3 2 15 31 2 18 5 29 MIN. QFF PRESSURE IN HPA 1006.3 1005.3 1000.8 1002.9 1003.9 995.3 997.3 998.9 1006.3 1009.9 1011.3 1011.9 995.3 DAY 3 25 31 19 20 27 27 2 19 6 26 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 855.1 852.6 854.2 853.6 855.4 852.8 852.3 854.6 857.0 858.4 859.2 856.8 855.2 MAX. QFE PRESSURE IN HPA 863.9 857.6 861.8 857.2 860.2 857.1 855.8 859.0 860.2 863.2 865.9 861.1 865.9 DAY 10 17 13 26 29 7 6 31 2 30 4 1 MIN. QFE PRESSURE IN HPA 846.6 846.9 845.3 847.5 851.7 847.1 849.2 850.5 853.2 855.4 850.9 852.0 845.3 DAY 3 11 31 19 10 27 19 1 18 6 26 20 MEAN QNH PRESSURE IN HPA 1018.1 1015.2 1017.1 1016.3 1018.4 1015.4 1014.8 1017.5 1020.3 1021.9 1022.8 1020.1 1018.2 MAX. QNH PRESSURE IN HPA 1028.2 1020.9 1025.8 1020.5 1023.9 1020.4 1018.9 1022.6 1023.9 1027.4 1030.5 1025.0 1030.5 DAY 10 17 13 26 29 7 6 31 2 30 4 1 MIN. QNH PRESSURE IN HPA 1008.3 1008.6 1006.8 1009.3 1014.2 1008.8 1011.3 1012.8 1015.9 1018.4 1013.2 1014.5 1006.8 DAY 3 11 31 19 10 27 19 1 18 6 26 20 MEAN QFF PRESSURE IN HPA 1023.1 1018.3 1019.2 1012.7 1012.8 1004.6 1002.7 1007.5 1012.9 1018.7 1022.3 1021.6 1014.7 MAX. QFF PRESSURE IN HPA 1036.8 1028.1 1034.3 1019.5 1023.3 1013.8 1006.8 1015.5 1019.4 1025.8 1030.8 1030.0 1036.8 DAY 10 17 12 4 3 7 15 31 30 18 5 29 MIN. QFF PRESSURE IN HPA 1007.8 1006.5 1001.3 1005.3 1005.1 995.9 998.2 1000.9 1008.0 1012.4 1013.6 1013.4 995.9 DAY 3 25 31 19 20 27 27 2 18 6 26 20 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.4 853.7 855.2 854.2 855.8 853.2 852.5 855.0 857.5 859.2 860.2 858.1 855.9 MAX. QFE PRESSURE IN HPA 865.6 858.6 862.8 858.0 860.2 857.7 856.1 859.7 860.8 863.5 867.0 862.8 867.0 DAY 10 13 13 12 29 7 6 31 30 30 4 1 MIN. QFE PRESSURE IN HPA 848.3 846.8 846.5 848.1 852.0 847.5 849.2 850.4 853.8 856.3 850.7 852.2 846.5 DAY 3 11 31 19 19 27 19 1 18 6 26 28 MEAN QNH PRESSURE IN HPA 1019.6 1016.5 1018.2 1017.1 1018.9 1015.8 1015.1 1018.0 1020.8 1022.8 1024.0 1021.5 1019.0 MAX. QNH PRESSURE IN HPA 1030.2 1022.1 1026.9 1021.4 1023.9 1021.1 1019.2 1023.4 1024.6 1027.7 1031.8 1026.9 1031.8 DAY 10 13 13 12 29 7 6 31 30 30 4 1 MIN. QNH PRESSURE IN HPA 1010.2 1008.5 1008.2 1010.0 1014.5 1009.3 1011.3 1012.7 1016.6 1019.4 1013.0 1014.7 1008.2 DAY 3 11 31 19 19 27 19 1 18 6 26 28 MEAN QFF PRESSURE IN HPA 1024.0 1018.9 1019.9 1013.1 1013.2 1004.8 1002.7 1007.5 1012.4 1018.1 1021.5 1022.5 1014.9 MAX. QFF PRESSURE IN HPA 1036.8 1027.6 1033.8 1019.3 1023.4 1011.1 1007.5 1016.3 1019.8 1024.1 1030.0 1031.6 1036.8 DAY 10 13 12 12 3 7 14 31 30 18 4 29 MIN. QFF PRESSURE IN HPA 1009.8 1009.5 1003.4 1006.2 1005.5 996.2 998.8 1000.8 1006.8 1011.6 1010.5 1015.3 996.2 DAY 3 25 31 15 19 27 27 2 18 14 26 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 855.2 853.0 854.5 853.6 855.2 852.3 851.9 854.0 856.3 857.9 858.9 856.7 855.0 MAX. QFE PRESSURE IN HPA 864.3 858.2 862.3 857.2 859.8 856.5 855.6 858.5 859.3 861.7 865.6 861.2 865.6 DAY 10 16 12 12 6 7 6 31 2 29 4 1 MIN. QFE PRESSURE IN HPA 848.4 844.7 846.4 847.1 851.3 847.0 848.7 849.3 852.6 855.0 848.5 850.4 844.7 DAY 3 11 31 19 19 27 24 1 18 24 26 28 MEAN QNH PRESSURE IN HPA 1018.2 1015.6 1017.3 1016.4 1018.2 1014.9 1014.4 1016.9 1019.5 1021.3 1022.4 1020.0 1017.9 MAX. QNH PRESSURE IN HPA 1028.7 1021.6 1026.4 1020.5 1023.5 1019.7 1018.6 1022.0 1022.9 1025.7 1030.2 1025.1 1030.2 DAY 10 16 12 12 6 7 6 31 2 29 4 1 MIN. QNH PRESSURE IN HPA 1010.3 1006.1 1008.0 1008.8 1013.7 1008.7 1010.7 1011.4 1015.2 1018.0 1010.5 1012.7 1006.1 DAY 3 11 31 19 19 27 24 1 18 24 26 28 MEAN QFF PRESSURE IN HPA ****** 1017.4 1018.6 1012.2 1012.2 1003.7 1001.8 1006.3 1010.7 1016.1 1019.4 1020.4 ****** MAX. QFF PRESSURE IN HPA ****** 1026.2 1032.9 1018.4 1021.5 1009.7 1006.2 1010.0 1015.7 1022.1 1027.4 1028.8 ****** DAY ** 13 12 11 2 15 14 14 30 17 4 29 MIN. QFF PRESSURE IN HPA ****** 1006.0 1004.9 1003.8 1004.0 995.2 997.7 998.4 1005.0 1010.4 1006.9 1013.4 ****** DAY ** 25 31 15 19 19 26 1 18 14 26 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 854.7 851.9 853.5 852.5 854.3 851.3 851.1 853.2 855.4 857.1 858.1 856.0 854.1 MAX. QFE PRESSURE IN HPA 863.8 858.3 861.7 856.0 859.1 855.6 854.6 858.2 858.9 861.5 865.0 860.0 865.0 DAY 10 16 12 12 6 11 6 31 2 29 4 1 MIN. QFE PRESSURE IN HPA 848.4 843.7 845.9 847.3 850.1 846.3 847.4 848.1 851.9 854.2 847.6 850.9 843.7 DAY 23 11 31 18 4 27 26 1 18 24 26 28 MEAN QNH PRESSURE IN HPA 1017.6 1014.4 1016.3 1015.1 1017.2 1013.6 1013.5 1015.8 1018.4 1020.4 1021.5 1019.1 1016.9 MAX. QNH PRESSURE IN HPA 1028.1 1021.8 1025.7 1019.1 1022.7 1018.6 1017.5 1021.6 1022.4 1025.4 1029.5 1023.7 1029.5 DAY 10 16 12 12 6 11 6 31 2 29 4 1 MIN. QNH PRESSURE IN HPA 1010.3 1004.9 1007.5 1009.1 1012.3 1007.9 1009.2 1010.0 1014.4 1017.0 1009.4 1013.2 1004.9 DAY 23 11 31 18 4 27 26 1 18 24 26 28 MEAN QFF PRESSURE IN HPA 1021.5 1016.2 1017.6 1010.9 1011.3 1002.7 1001.2 1005.2 1010.0 1015.5 1018.9 1019.7 1012.6 MAX. QFF PRESSURE IN HPA 1035.1 1026.6 1032.9 1017.3 1021.3 1010.4 1005.8 1015.0 1016.9 1021.2 1027.2 1028.0 1035.1 DAY 10 16 12 8 2 7 15 31 30 17 4 29 MIN. QFF PRESSURE IN HPA 1011.1 1004.5 1003.6 1004.1 1003.4 994.9 996.0 997.4 1005.2 1009.9 1006.8 1012.2 994.9 DAY 3 25 31 15 19 28 26 1 18 6 26 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.6 852.5 853.8 852.8 854.4 851.4 851.3 853.5 855.9 857.8 859.0 856.8 854.5 MAX. QFE PRESSURE IN HPA 864.1 858.8 862.2 855.7 859.3 856.7 855.0 858.6 859.7 862.7 865.7 861.1 865.7 DAY 10 16 12 11 2 6 6 31 2 29 4 1 MIN. QFE PRESSURE IN HPA 848.5 844.6 845.8 846.7 850.0 846.2 848.0 848.4 851.6 854.2 849.4 852.1 844.6 DAY 23 11 30 18 4 27 26 1 18 5 26 4 MEAN QNH PRESSURE IN HPA 1018.6 1015.1 1016.5 1015.4 1017.2 1013.8 1013.7 1016.2 1019.0 1021.1 1022.5 1020.0 1017.4 MAX. QNH PRESSURE IN HPA 1028.4 1022.3 1026.2 1018.8 1022.9 1019.9 1018.0 1022.1 1023.4 1026.8 1030.3 1025.0 1030.3 DAY 10 16 12 11 2 6 6 31 2 29 4 1 MIN. QNH PRESSURE IN HPA 1010.5 1006.0 1007.4 1008.4 1012.2 1007.8 1009.9 1010.3 1014.0 1017.0 1011.5 1014.6 1006.0 DAY 23 11 30 18 4 27 26 1 18 5 26 4 MEAN QFF PRESSURE IN HPA 1023.5 1018.2 1018.5 1011.7 1011.5 1003.0 1001.5 1006.2 1011.6 1017.9 1022.0 1021.6 1013.9 MAX. QFF PRESSURE IN HPA 1036.6 1027.7 1034.7 1017.5 1023.2 1013.1 1006.5 1016.6 1018.3 1024.4 1029.9 1029.8 1036.6 DAY 10 16 12 3 2 6 14 31 30 17 4 29 MIN. QFF PRESSURE IN HPA 1012.5 1004.4 1003.1 1004.2 1003.7 994.9 996.9 998.8 1005.5 1012.7 1011.1 1014.0 994.9 DAY 23 25 31 18 19 27 26 1 18 5 26 22 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 855.9 853.1 854.5 853.8 855.5 852.3 852.3 854.5 856.9 858.4 859.4 857.1 855.3 MAX. QFE PRESSURE IN HPA 863.7 860.0 862.6 857.1 860.6 856.9 855.8 859.2 860.1 863.8 866.0 861.0 866.0 DAY 9 16 12 11 2 10 5 31 30 29 3 1 MIN. QFE PRESSURE IN HPA 849.1 845.0 846.9 846.7 851.5 846.8 849.1 849.4 853.1 854.9 851.3 851.4 845.0 DAY 23 11 30 18 4 27 18 1 17 5 26 30 MEAN QNH PRESSURE IN HPA 1019.0 1015.7 1017.4 1016.6 1018.5 1014.9 1014.9 1017.3 1020.1 1021.9 1023.1 1020.3 1018.3 MAX. QNH PRESSURE IN HPA 1028.0 1023.7 1026.7 1020.4 1024.4 1020.1 1018.9 1022.8 1023.8 1028.1 1030.6 1024.9 1030.6 DAY 9 16 12 11 2 10 5 31 30 29 3 1 MIN. QNH PRESSURE IN HPA 1011.2 1006.4 1008.6 1008.4 1013.9 1008.5 1011.2 1011.5 1015.8 1017.8 1013.7 1013.8 1006.4 DAY 23 11 30 18 4 27 18 1 17 5 26 30 MEAN QFF PRESSURE IN HPA 1023.4 1018.1 1018.9 1012.7 1012.7 1003.8 1002.6 1007.0 1011.8 1017.2 1020.8 1021.4 1014.2 MAX. QFF PRESSURE IN HPA 1034.7 1028.9 1034.4 1020.1 1025.4 1010.4 1007.7 1017.2 1019.7 1025.4 1029.5 1030.0 1034.7 DAY 10 16 12 3 2 10 14 31 30 17 4 31 MIN. QFF PRESSURE IN HPA 1014.3 1005.5 1004.6 1004.8 1005.4 996.3 998.2 999.3 1005.5 1010.1 1011.0 1014.7 996.3 DAY 23 25 31 18 19 27 26 1 18 13 26 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** 852.7 854.1 853.7 855.0 852.1 852.0 854.6 856.6 858.1 858.9 856.6 ****** MAX. QFE PRESSURE IN HPA ****** 859.6 861.8 856.9 859.7 856.2 855.1 857.6 859.1 863.5 865.7 860.6 ****** DAY ** 16 12 11 28 6 15 4 30 29 3 1 MIN. QFE PRESSURE IN HPA ****** 846.0 846.5 847.7 851.1 846.5 848.7 850.3 852.8 854.8 852.6 851.4 ****** DAY ** 11 30 18 19 27 18 1 17 5 25 30 MEAN QNH PRESSURE IN HPA ****** 1015.3 1016.9 1016.4 1018.0 1014.6 1014.5 1017.5 1019.8 1021.5 1022.5 1019.8 ****** MAX. QNH PRESSURE IN HPA ****** 1023.3 1025.8 1020.1 1023.4 1019.3 1018.1 1020.9 1022.7 1027.7 1030.3 1024.4 ****** DAY ** 16 12 11 28 6 15 4 30 29 3 1 MIN. QNH PRESSURE IN HPA ****** 1007.6 1008.2 1009.5 1013.5 1008.2 1010.7 1012.5 1015.4 1017.7 1015.2 1013.8 ****** DAY ** 11 30 18 19 27 18 1 17 5 25 30 MEAN QFF PRESSURE IN HPA ****** 1017.2 1018.1 1012.3 1011.8 1003.3 1002.0 1006.8 1010.9 1016.4 1019.6 1020.4 ****** MAX. QFF PRESSURE IN HPA ****** 1028.7 1032.3 1020.5 1023.1 1009.1 1007.0 1011.4 1017.9 1024.4 1028.5 1029.9 ****** DAY ** 16 12 11 2 6 14 14 30 17 4 31 MIN. QFF PRESSURE IN HPA ****** 1006.1 1004.0 1005.8 1003.6 995.4 997.2 1000.0 1004.7 1009.9 1011.2 1012.5 ****** DAY ** 25 30 18 31 27 26 1 18 5 15 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.1 3.3 5.6 13.7 18.4 24.2 25.6 23.6 21.6 11.8 6.9 3.4 13.0 MINIMUN AIR TEMPERATURE (C) -6.5 -0.2 0.6 7.3 11.9 16.7 20.1 16.5 13.3 3.8 1.1 -1.9 6.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 13 1 0 0 0 0 17 DAYS WITH MINIMUM TEMP. <=-4 23 3 3 0 0 0 0 0 0 0 5 5 39 DAYS WITH FREEZING MIN.<= 0 31 15 14 0 0 0 0 0 0 5 12 24 101 TEMPERATURE RECORDS LOWEST(C) -12.5 -10.0 -5.5 0.6 2.4 13.2 14.8 12.4 6.0 -2.5 -8.4 -7.6 -12.5 DAY 21 18 3 2 10 15 25 27 17 9 23 7 MAXIMUM AIR TEMPERATURE (C) 2.7 7.5 10.7 20.2 24.2 30.3 30.9 30.0 29.1 19.6 13.7 10.1 19.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 4 17 23 17 13 1 0 0 75 DAYS WITH MAXIMUM TEMP. <= 0 9 1 0 0 0 0 0 0 0 0 0 0 10 TEMPERATURE RECORDS HIGHEST(C) 11.4 14.0 18.6 27.6 30.4 36.6 34.4 33.8 34.0 30.0 23.4 15.6 36.6 DAY 29 12 30 20 23 19 3 28 4 2 1 23 DIF. BETWEEN (MAX.-MIN.) (C) 9.2 7.7 10.1 12.9 12.3 13.6 10.8 13.5 15.8 15.8 12.6 12.0 12.2 MEAN DAILY TEMP. (MDT) (C) -1.9 3.6 5.7 13.7 18.1 23.5 25.5 23.3 21.2 11.7 7.4 4.1 13.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 12.2 81.2 139.7 71.4 34.7 0.0 0.0 0.0 339.2 HEATING DEG. DAYS(BASE 18 0C) 617.5 402.2 382.0 130.5 44.9 0.0 0.0 0.0 2.5 201.0 318.0 430.8 2529.4 DEWPOINT (MEAN C) -6.6 -1.0 -2.3 3.3 5.5 5.8 3.2 5.2 5.0 -4.4 -4.5 -5.1 0.4 MIXING RATIO (G/KG) 2.82 4.35 4.10 5.87 6.91 7.06 5.75 6.90 6.62 3.53 3.43 3.16 5.04 VAPOUR PRESSURE (HPA) 3.87 5.94 5.59 7.98 9.38 9.56 7.81 9.36 9.01 4.84 4.70 4.34 6.87 SATURATION DEF. (HPA) 1.64 2.09 4.02 8.57 12.88 21.74 25.72 20.56 18.12 10.03 6.07 3.83 11.27 RELATIVE HUMIDITY (MEAN %) 74 76 63 55 47 34 24 33 36 35 49 59 49 RELATIVE HUMIDITY (MAX. %) 90 93 86 80 71 49 31 44 51 52 74 80 67 RELATIVE HUMIDITY (MIN. %) 50 54 40 33 29 23 19 25 25 22 29 34 32 RELATIVE HUMIDITY (MEAN% 03UTC) 82 86 81 71 64 42 28 40 46 47 64 74 60 RELATIVE HUMIDITY (MEAN% 09UTC) 57 60 47 39 34 27 20 28 28 26 34 38 37 RELATIVE HUMIDITY (MEAN% 15UTC) 75 71 51 45 36 28 21 28 32 29 39 53 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 17.2 123.2 69.1 77.6 50.2 1.0 0.0 6.0 0.0 0.0 21.1 2.8 368.2 DAYS WITH PRECIPITATION >=10 0 3 4 3 1 0 0 0 0 0 1 0 12 DAYS WITH PRECIPITATION >= 5 0 8 5 5 2 0 0 1 0 0 1 0 22 DAYS WITH PRECIPITATION >= 1 5 12 9 9 8 1 0 1 0 0 3 1 49 DAYS WITH PRECIPITATION 9 17 12 12 11 1 0 1 0 1 9 4 77 GREATEST DAILY PRECIPITATION 4.8 39.0 15.8 26.0 27.0 1.0 0.0 6.0 0.0 0.0 15.0 2.0 39.0 DAY 8 5 12 13 7 4 ** 17 ** ** 29 6 DAY WITH THUNDER STORM 0 3 2 2 8 1 0 0 0 0 2 0 18 DAYS WITH SNOW OR SLEET 8 5 4 0 0 0 0 0 0 0 0 3 20 DAYS WITH DUST 0 0 0 0 1 1 4 0 1 2 1 0 10 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 45 45 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 6.3 6.0 6.7 7.6 7.3 9.7 12.4 9.3 8.7 8.8 5.6 5.7 8.1 PREVAILING WIND PERCENT 11.7 17.0 18.1 17.1 26.2 31.7 50.0 26.2 24.2 25.0 7.9 14.5 19.1 CALMS PERCENT OF WIND 65.3 54.5 51.6 55.4 39.5 32.5 15.3 32.7 43.3 56.9 70.0 75.4 49.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 24 109 48 96 60 64 52 54 66 90 17 347 61 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.3 0.6 0.9 1.8 5.3 8.8 4.7 3.2 2.1 0.3 0.5 2.4 WIND STEADINESES (MEAN %) 38.1 41.9 15.4 29.0 37.5 81.5 90.7 82.5 69.6 65.6 14.3 35.7 57.1 WIND SPEED (MEAN KNOTS) 2.1 3.1 3.9 3.1 4.8 6.5 9.7 5.7 4.6 3.2 2.1 1.4 4.2 FASTEST WIND DIRECTION 30 120 340 240 290 20 360 40 60 100 240 20 360 FASTEST WIND SPEED (KNOTS) 17 23 29 23 29 29 33 29 16 19 27 16 33 DAY 14 5 13 12 18 22 22 28 1 4 14 20 DAYS WITH SKY CLEAR (0-2)/8 18 9 11 6 10 29 31 31 29 29 13 16 232 DAYS WITH P.CLOUDY (3-6)/8 4 8 12 21 20 1 0 0 1 2 16 10 95 DAYS WITH CLOUDY (7-8)/8 9 11 8 3 1 0 0 0 0 0 1 5 38 DAYS WITH VISIBILITY =< 2 KM 5 1 1 0 0 0 0 0 0 0 1 1 9 DURATION OF SUNSHINE HOURS 175.2 130.6 199.0 229.2 291.3 366.0 362.3 ****** 297.6 299.3 197.6 181.8 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 856.0 855.0 854.4 854.6 852.7 852.4 854.3 855.6 861.0 858.1 859.1 855.8 MAX. QFE PRESSURE IN HPA 865.0 863.2 862.5 862.1 860.6 860.5 857.1 858.1 862.6 867.0 864.1 865.0 867.0 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 27-18 18- 6 23- 6 17- 6 21- 6 27- 6 MIN. QFE PRESSURE IN HPA 846.9 849.5 844.0 847.6 849.4 847.9 848.8 849.0 851.0 853.8 847.1 851.4 844.0 DAY-HOUR 9-12 5- 3 22- 0 13-12 29-12 3-12 13-12 12-12 3-12 2-12 14- 9 4-21 MEAN QNH PRESSURE IN HPA 1019.8 1019.1 1018.0 1017.3 1017.5 1015.3 1015.0 1017.2 1018.7 1024.8 1021.5 1022.7 1018.9 MAX. QNH PRESSURE IN HPA 1029.5 1027.4 1026.6 1026.1 1024.4 1024.3 1020.4 1021.5 1026.7 1031.8 1028.4 1029.5 1031.8 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 27-18 18- 6 23- 6 17- 6 21- 6 27- 6 MIN. QNH PRESSURE IN HPA 1008.6 1011.6 1005.3 1009.4 1011.5 1009.8 1010.8 1011.0 1013.3 1016.6 1008.8 1013.8 1005.3 DAY-HOUR 9-12 5- 3 22- 0 13-12 29-12 3-12 13-12 12-12 3-12 2-12 14- 9 4-21 MEAN QFF PRESSURE IN HPA 1024.9 1020.3 1017.8 1012.0 1009.4 1004.0 1002.9 1006.2 1008.8 1021.0 1020.7 1024.2 1014.3 MAX. QFF PRESSURE IN HPA 1034.8 1030.2 1030.1 1023.0 1022.9 1016.8 1008.5 1011.5 1018.8 1029.5 1030.8 1033.5 1034.8 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 29- 6 25- 6 23- 6 9- 3 23- 3 7- 3 MIN. QFF PRESSURE IN HPA 1012.4 1010.1 1003.2 1001.9 1002.1 996.2 997.7 999.5 1001.4 1006.4 1003.1 1014.9 996.2 DAY-HOUR 9-12 5- 3 22- 0 12- 9 28-12 19-15 13-12 13-12 3-12 2-12 14- 9 5- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.3 855.4 854.2 854.1 854.2 852.5 852.1 853.9 855.5 860.5 857.6 858.8 855.4 MAX. QFE PRESSURE IN HPA 862.7 861.5 860.3 861.4 859.1 858.9 856.2 857.0 860.5 865.7 862.1 863.5 865.7 DAY 6 9 18 1 10 23 28 31 23 17 22 27 MIN. QFE PRESSURE IN HPA 848.2 850.2 844.0 848.7 851.8 848.6 849.9 850.1 852.5 854.8 850.2 851.4 844.0 DAY 9 5 22 13 30 4 13 13 4 2 14 5 MEAN QNH PRESSURE IN HPA 1019.4 1018.4 1017.0 1016.9 1017.1 1015.0 1014.7 1016.7 1018.5 1024.3 1021.0 1022.3 1018.4 MAX. QNH PRESSURE IN HPA 1026.8 1025.4 1024.1 1025.3 1022.7 1022.4 1019.3 1020.3 1024.3 1030.3 1026.1 1027.7 1030.3 DAY 6 9 18 1 10 23 28 31 23 17 22 27 MIN. QNH PRESSURE IN HPA 1010.1 1012.4 1005.3 1010.7 1014.3 1010.6 1012.1 1012.3 1015.1 1017.7 1012.4 1013.8 1005.3 DAY 9 5 22 13 30 4 13 13 4 2 14 5 MEAN QFF PRESSURE IN HPA 1024.2 1019.3 1016.6 1011.6 1008.9 1003.6 1002.6 1005.7 1008.6 1020.1 1019.6 1023.4 1013.7 MAX. QFF PRESSURE IN HPA 1032.6 1028.3 1026.7 1021.4 1021.1 1013.7 1007.2 1010.0 1015.9 1027.5 1028.3 1032.6 1032.6 DAY 7 9 17 1 10 23 28 7 23 9 23 7 MIN. QFF PRESSURE IN HPA 1015.4 1010.8 1003.2 1003.1 1002.3 998.4 999.3 1000.5 1004.1 1007.7 1008.0 1014.9 998.4 DAY 9 5 22 21 24 19 4 13 8 2 14 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.8 855.9 854.9 854.8 855.1 853.4 852.8 854.9 856.1 861.3 858.3 859.1 856.1 MAX. QFE PRESSURE IN HPA 863.7 861.9 861.5 861.6 860.2 860.0 856.9 857.8 861.7 866.1 862.6 863.6 866.1 DAY 6 9 17 1 10 23 28 31 23 17 21 27 MIN. QFE PRESSURE IN HPA 848.7 849.5 844.5 849.1 852.3 849.8 850.4 851.1 852.9 855.8 850.0 851.7 844.5 DAY 9 5 22 13 14 4 13 13 14 2 14 5 MEAN QNH PRESSURE IN HPA 1020.0 1019.0 1017.9 1017.7 1018.0 1016.1 1015.5 1017.8 1019.2 1025.2 1021.7 1022.6 1019.2 MAX. QNH PRESSURE IN HPA 1028.0 1025.9 1025.4 1025.6 1023.9 1023.7 1020.1 1021.2 1025.7 1030.7 1026.7 1027.9 1030.7 DAY 6 9 17 1 10 23 28 31 23 17 21 27 MIN. QNH PRESSURE IN HPA 1010.7 1011.6 1005.9 1011.2 1014.8 1012.0 1012.7 1013.5 1015.5 1018.9 1012.2 1014.2 1005.9 DAY 9 5 22 13 14 4 13 13 14 2 14 5 MEAN QFF PRESSURE IN HPA 1026.0 1020.8 1018.3 1012.8 1010.1 1004.9 1003.6 1007.1 1010.1 1022.7 1021.8 1025.3 1015.3 MAX. QFF PRESSURE IN HPA 1033.2 1028.6 1029.1 1021.7 1022.7 1015.8 1008.5 1011.4 1018.5 1029.5 1030.8 1033.5 1033.5 DAY 20 9 17 1 10 23 28 26 23 9 23 7 MIN. QFF PRESSURE IN HPA 1016.0 1010.1 1004.5 1004.1 1003.9 1000.1 999.9 1002.1 1004.3 1010.4 1008.8 1016.6 999.9 DAY 9 5 22 12 21 19 13 13 8 2 14 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.8 857.1 856.1 855.5 855.5 853.6 853.1 855.4 856.7 862.2 859.3 860.4 856.9 MAX. QFE PRESSURE IN HPA 864.9 863.2 862.5 862.1 860.6 860.5 857.0 858.1 862.6 867.0 864.1 865.0 867.0 DAY 6 9 17 1 10 23 28 18 23 17 21 27 MIN. QFE PRESSURE IN HPA 848.9 850.8 845.5 849.5 852.5 850.5 851.1 851.7 853.9 856.3 850.0 853.2 845.5 DAY 9 5 22 13 29 3 13 13 4 2 14 5 MEAN QNH PRESSURE IN HPA 1021.2 1020.4 1019.2 1018.6 1018.5 1016.4 1015.8 1018.4 1020.0 1026.2 1022.9 1024.1 1020.1 MAX. QNH PRESSURE IN HPA 1029.4 1027.4 1026.6 1026.1 1024.4 1024.3 1020.3 1021.5 1026.7 1031.8 1028.4 1029.5 1031.8 DAY 6 9 17 1 10 23 28 18 23 17 21 27 MIN. QNH PRESSURE IN HPA 1010.9 1013.1 1007.0 1011.6 1015.1 1012.8 1013.5 1014.2 1016.7 1019.4 1012.2 1015.9 1007.0 DAY 9 5 22 13 29 3 13 13 4 2 14 5 MEAN QFF PRESSURE IN HPA 1026.2 1021.9 1019.1 1013.3 1010.5 1005.0 1003.7 1007.4 1009.9 1022.1 1021.9 1025.7 1015.6 MAX. QFF PRESSURE IN HPA 1032.9 1030.2 1030.1 1023.0 1022.9 1016.8 1008.5 1011.5 1018.8 1028.6 1030.1 1033.1 1033.1 DAY 7 9 17 1 10 23 29 25 23 9 26 7 MIN. QFF PRESSURE IN HPA 1015.3 1011.7 1005.9 1004.2 1004.4 999.7 1000.0 1003.0 1004.5 1009.4 1007.3 1017.3 999.7 DAY 9 5 22 12 28 19 4 13 4 2 14 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.4 856.2 855.3 854.6 854.9 852.9 852.4 854.5 855.6 860.9 858.0 859.0 855.9 MAX. QFE PRESSURE IN HPA 863.9 861.9 861.5 860.6 860.5 859.4 856.2 857.7 861.0 865.6 862.6 863.3 865.6 DAY 6 9 17 1 10 23 27 18 23 17 21 26 MIN. QFE PRESSURE IN HPA 847.1 850.0 845.3 848.8 851.4 849.5 850.1 850.4 852.4 855.2 847.1 852.4 845.3 DAY 9 15 22 12 29 3 13 12 13 2 14 5 MEAN QNH PRESSURE IN HPA 1019.6 1019.3 1018.3 1017.5 1017.8 1015.5 1015.0 1017.4 1018.6 1024.8 1021.4 1022.6 1019.0 MAX. QNH PRESSURE IN HPA 1028.2 1025.9 1025.4 1024.4 1024.3 1023.0 1019.3 1021.1 1024.9 1030.2 1026.7 1027.5 1030.2 DAY 6 9 17 1 10 23 27 18 23 17 21 26 MIN. QNH PRESSURE IN HPA 1008.8 1012.2 1006.8 1010.8 1013.8 1011.6 1012.3 1012.7 1015.0 1018.2 1008.8 1015.0 1006.8 DAY 9 15 22 12 29 3 13 12 13 2 14 5 MEAN QFF PRESSURE IN HPA 1024.3 1020.2 1017.8 1011.9 1009.6 1004.0 1002.6 1006.1 1008.1 1020.3 1019.8 1023.4 1014.0 MAX. QFF PRESSURE IN HPA 1032.8 1028.5 1028.3 1021.0 1022.4 1015.0 1007.2 1010.2 1016.4 1027.8 1028.3 1030.7 1032.8 DAY 19 8 17 1 10 23 29 18 23 8 30 7 MIN. QFF PRESSURE IN HPA 1013.0 1011.1 1005.6 1001.9 1003.0 998.7 999.0 1000.8 1002.4 1007.7 1003.1 1015.7 998.7 DAY 9 5 22 12 28 19 4 12 4 1 14 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.7 855.2 854.3 853.5 853.8 851.8 851.6 853.4 854.5 859.9 857.2 858.2 854.9 MAX. QFE PRESSURE IN HPA 863.6 861.3 860.3 858.9 859.4 858.2 855.4 855.7 860.0 864.6 862.2 862.1 864.6 DAY 6 8 17 1 9 23 27 18 23 16 21 26 MIN. QFE PRESSURE IN HPA 846.9 850.0 845.0 847.6 849.4 847.9 848.8 849.0 851.0 853.8 847.3 852.4 845.0 DAY 9 15 22 13 29 3 13 12 3 2 14 5 MEAN QNH PRESSURE IN HPA 1018.8 1018.2 1017.1 1016.2 1016.6 1014.3 1014.1 1016.1 1017.4 1023.6 1020.5 1021.7 1017.9 MAX. QNH PRESSURE IN HPA 1027.9 1025.2 1024.1 1022.4 1023.0 1021.6 1018.4 1018.8 1023.7 1029.0 1026.2 1026.1 1029.0 DAY 6 8 17 1 9 23 27 18 23 16 21 26 MIN. QNH PRESSURE IN HPA 1008.6 1012.2 1006.4 1009.4 1011.5 1009.8 1010.8 1011.0 1013.3 1016.6 1009.1 1015.0 1006.4 DAY 9 15 22 13 29 3 13 12 3 2 14 5 MEAN QFF PRESSURE IN HPA 1023.4 1018.9 1016.7 1010.9 1008.4 1002.8 1002.0 1004.9 1007.4 1019.4 1019.4 1022.6 1013.1 MAX. QFF PRESSURE IN HPA 1033.0 1027.7 1026.2 1018.6 1020.5 1013.5 1006.9 1009.0 1015.4 1026.9 1029.5 1029.4 1033.0 DAY 19 8 14 1 10 23 29 25 23 8 30 7 MIN. QFF PRESSURE IN HPA 1012.4 1010.3 1005.6 1003.3 1002.1 996.3 997.7 999.5 1001.4 1006.4 1005.6 1015.6 996.3 DAY 9 3 22 12 28 19 13 13 3 2 14 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 855.9 854.8 853.8 853.8 851.9 851.8 853.5 855.0 860.7 858.0 859.1 855.4 MAX. QFE PRESSURE IN HPA 864.5 862.2 860.8 858.9 859.9 858.6 855.3 856.1 860.5 865.7 862.8 863.5 865.7 DAY 6 8 17 1 9 23 27 25 23 16 21 26 MIN. QFE PRESSURE IN HPA 848.1 850.5 847.0 847.6 850.5 848.2 849.3 849.4 851.3 855.0 851.6 852.5 847.0 DAY 8 15 22 13 7 4 13 12 3 2 14 4 MEAN QNH PRESSURE IN HPA 1019.8 1019.0 1017.7 1016.6 1016.5 1014.4 1014.3 1016.2 1017.9 1024.5 1021.4 1022.6 1018.4 MAX. QNH PRESSURE IN HPA 1028.9 1026.2 1024.6 1022.4 1023.6 1022.1 1018.3 1019.2 1024.3 1030.3 1026.9 1027.7 1030.3 DAY 6 8 17 1 9 23 27 25 23 16 21 26 MIN. QNH PRESSURE IN HPA 1010.0 1012.8 1008.7 1009.4 1012.8 1010.1 1011.4 1011.5 1013.7 1018.0 1014.0 1015.1 1008.7 DAY 8 15 22 13 7 4 13 12 3 2 14 4 MEAN QFF PRESSURE IN HPA 1025.7 1020.7 1018.0 1011.6 1008.7 1003.2 1002.4 1005.5 1008.8 1022.0 1021.7 1025.2 1014.5 MAX. QFF PRESSURE IN HPA 1034.3 1029.7 1028.0 1019.0 1021.5 1014.3 1006.6 1010.2 1017.1 1028.8 1030.8 1032.2 1034.3 DAY 6 8 14 1 9 23 29 25 23 8 23 7 MIN. QFF PRESSURE IN HPA 1014.0 1012.0 1008.5 1005.1 1002.3 996.2 998.7 1000.7 1003.3 1009.7 1011.8 1017.1 996.2 DAY 9 3 10 20 23 19 13 12 3 1 13 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 857.1 856.4 855.5 854.8 854.8 853.2 852.9 854.7 856.1 861.4 858.5 859.5 856.2 MAX. QFE PRESSURE IN HPA 865.0 862.6 862.5 859.7 860.4 859.5 857.1 857.7 860.9 866.6 863.9 864.0 866.6 DAY 6 9 17 1 9 23 27 28 23 16 21 26 MIN. QFE PRESSURE IN HPA 848.6 851.4 847.2 849.2 850.8 849.5 850.4 850.6 852.6 855.4 852.3 852.2 847.2 DAY 8 15 21 13 7 4 7 12 3 1 10 4 MEAN QNH PRESSURE IN HPA 1020.4 1019.6 1018.5 1017.7 1017.8 1015.8 1015.5 1017.7 1019.2 1025.3 1022.0 1023.2 1019.4 MAX. QNH PRESSURE IN HPA 1029.5 1026.7 1026.6 1023.4 1024.2 1023.1 1020.4 1021.1 1024.7 1031.3 1028.2 1028.3 1031.3 DAY 6 9 17 1 9 23 27 28 23 16 21 26 MIN. QNH PRESSURE IN HPA 1010.6 1013.8 1009.0 1011.3 1013.1 1011.6 1012.7 1012.9 1015.2 1018.4 1014.8 1014.7 1009.0 DAY 8 15 21 13 7 4 7 12 3 1 10 4 MEAN QFF PRESSURE IN HPA 1025.3 1021.0 1018.4 1012.5 1009.8 1004.5 1003.5 1006.7 1009.3 1021.3 1021.2 1024.7 1014.8 MAX. QFF PRESSURE IN HPA 1034.8 1029.8 1029.4 1020.8 1022.1 1015.4 1008.2 1010.9 1018.1 1028.7 1030.3 1032.2 1034.8 DAY 6 8 17 24 9 23 27 24 23 8 30 6 MIN. QFF PRESSURE IN HPA 1015.4 1012.5 1007.7 1004.7 1002.7 997.6 1000.2 1001.9 1003.6 1009.1 1011.1 1016.5 997.6 DAY 9 3 21 20 20 19 13 12 3 1 13 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.6 855.8 855.2 854.3 854.6 852.8 852.6 854.4 855.9 861.0 858.2 859.1 855.9 MAX. QFE PRESSURE IN HPA 864.0 862.2 862.0 858.8 860.1 858.9 856.4 857.7 860.2 866.5 862.4 863.5 866.5 DAY 6 8 17 1 9 22 27 28 22 16 21 26 MIN. QFE PRESSURE IN HPA 848.4 850.7 845.3 848.0 850.5 849.7 850.1 850.1 852.3 854.7 851.8 851.4 845.3 DAY 8 15 21 13 7 3 13 12 3 28 13 4 MEAN QNH PRESSURE IN HPA 1019.8 1018.9 1018.1 1017.2 1017.5 1015.4 1015.1 1017.3 1019.0 1024.9 1021.6 1022.7 1018.9 MAX. QNH PRESSURE IN HPA 1028.3 1026.2 1026.0 1022.3 1023.8 1022.4 1019.6 1021.1 1023.9 1031.2 1026.5 1027.7 1031.2 DAY 6 8 17 1 9 22 27 28 22 16 21 26 MIN. QNH PRESSURE IN HPA 1010.3 1013.0 1006.8 1009.9 1012.8 1011.8 1012.3 1012.3 1014.8 1017.6 1014.3 1013.8 1006.8 DAY 8 15 21 13 7 3 13 12 3 28 13 4 MEAN QFF PRESSURE IN HPA 1024.3 1019.7 1017.6 1011.5 1009.2 1003.9 1002.8 1006.1 1008.6 1020.6 1020.2 1023.4 1014.0 MAX. QFF PRESSURE IN HPA 1034.3 1028.8 1028.5 1020.1 1022.2 1013.6 1007.1 1010.1 1016.0 1028.0 1029.7 1032.5 1034.3 DAY 19 8 17 24 9 22 27 24 23 8 30 6 MIN. QFF PRESSURE IN HPA 1015.6 1011.2 1004.7 1003.4 1002.9 998.3 999.8 1000.8 1002.7 1008.0 1008.9 1015.0 998.3 DAY 8 3 21 20 20 19 13 12 3 1 13 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.9 1.5 8.9 13.8 20.2 25.0 26.5 26.1 17.4 12.8 10.4 1.2 13.8 MINIMUN AIR TEMPERATURE (C) -2.9 -3.9 3.3 7.3 12.7 17.3 19.1 18.5 9.2 6.0 4.5 -3.5 7.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 5 9 0 0 0 0 17 DAYS WITH MINIMUM TEMP. <=-4 11 12 0 1 0 0 0 0 0 0 0 16 40 DAYS WITH FREEZING MIN.<= 0 25 27 6 4 0 0 0 0 0 1 1 23 87 TEMPERATURE RECORDS LOWEST(C) -9.0 -8.8 -0.8 -4.0 8.2 12.0 12.8 12.4 3.4 -1.8 -1.8 -11.4 -11.4 DAY 10 5 4 6 8 1 15 11 17 26 11 8 MAXIMUM AIR TEMPERATURE (C) 8.0 8.4 15.5 20.7 27.0 31.8 33.4 33.2 25.0 20.0 17.4 7.4 20.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 6 24 26 29 3 0 0 0 90 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 2 2 TEMPERATURE RECORDS HIGHEST(C) 15.4 14.8 22.5 31.5 30.4 37.0 36.6 37.2 30.6 26.0 23.0 16.8 37.2 DAY 5 28 22 26 14 17 7 2 3 2 5 20 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 12.3 12.2 13.4 14.3 14.5 14.3 14.7 15.8 14.0 12.9 10.9 13.4 MEAN DAILY TEMP. (MDT) (C) 2.5 2.2 9.4 14.0 19.9 24.6 26.3 25.9 17.1 13.0 10.9 2.0 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 8.2 17.7 107.5 162.8 150.7 3.6 0.0 0.0 0.0 450.6 HEATING DEG. DAYS(BASE 18 0C) 479.7 441.0 266.1 143.0 12.0 0.0 0.0 0.0 49.3 160.0 212.0 496.9 2259.9 DEWPOINT (MEAN C) -3.7 -6.0 1.5 1.9 5.8 11.2 10.3 9.1 1.1 3.7 1.5 -5.5 2.6 MIXING RATIO (G/KG) 3.60 3.03 5.19 5.42 7.05 10.09 9.52 8.72 4.99 6.11 5.21 3.20 6.01 VAPOUR PRESSURE (HPA) 4.92 4.14 7.07 7.38 9.57 13.57 12.81 11.77 6.82 8.36 7.11 4.38 8.16 SATURATION DEF. (HPA) 2.40 3.07 4.89 9.88 15.02 19.13 22.90 23.23 14.06 7.23 6.08 2.75 10.89 RELATIVE HUMIDITY (MEAN %) 71 63 66 49 43 44 38 35 35 58 59 65 52 RELATIVE HUMIDITY (MAX. %) 91 88 90 72 61 57 49 45 46 80 80 89 71 RELATIVE HUMIDITY (MIN. %) 47 35 42 31 29 33 29 28 26 38 37 36 34 RELATIVE HUMIDITY (MEAN% 03UTC) 85 83 84 66 57 53 45 42 45 75 76 83 66 RELATIVE HUMIDITY (MEAN% 09UTC) 55 43 49 35 35 37 31 29 29 44 41 44 39 RELATIVE HUMIDITY (MEAN% 15UTC) 64 49 54 37 32 37 35 31 30 53 54 59 45 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.6 2.2 98.7 4.6 3.4 0.0 0.0 0.0 0.0 25.4 30.1 35.5 236.5 DAYS WITH PRECIPITATION >=10 1 0 4 0 0 0 0 0 0 1 1 1 8 DAYS WITH PRECIPITATION >= 5 2 0 7 0 0 0 0 0 0 2 3 1 15 DAYS WITH PRECIPITATION >= 1 7 0 8 2 2 0 0 0 0 3 4 2 28 DAYS WITH PRECIPITATION 8 7 13 3 4 0 0 0 0 7 6 4 52 GREATEST DAILY PRECIPITATION 12.2 0.7 27.0 3.0 1.4 0.0 0.0 0.0 0.0 13.0 11.0 33.5 33.5 DAY 25 2 12 3 30 ** ** ** ** 25 18 4 DAY WITH THUNDER STORM 0 0 4 0 1 0 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 8 6 1 1 0 0 0 0 0 0 0 2 18 DAYS WITH DUST 0 0 1 1 2 1 0 1 0 0 0 0 6 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 90 90 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 5.9 8.4 8.1 7.1 7.6 10.5 9.9 9.3 6.6 8.6 5.8 7.3 8.6 PREVAILING WIND PERCENT 10.9 17.4 17.3 25.8 22.6 45.0 37.9 36.3 26.7 19.0 6.7 11.7 21.7 CALMS PERCENT OF WIND 77.8 47.8 56.0 45.4 42.7 26.3 20.6 32.7 42.5 63.7 70.4 71.0 49.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 353 55 119 62 91 79 64 68 58 76 264 314 67 VECTOR WIND MAGNITUDE(KNOTS) 0.5 1.2 0.9 1.6 1.2 5.7 6.7 5.6 3.3 1.7 0.5 1.0 2.2 WIND STEADINESES (MEAN %) 41.7 27.3 28.1 38.1 26.1 80.3 85.9 87.5 78.6 65.4 26.3 47.6 52.4 WIND SPEED (MEAN KNOTS) 1.2 4.4 3.2 4.2 4.6 7.1 7.8 6.4 4.2 2.6 1.9 2.1 4.2 FASTEST WIND DIRECTION 340 20 250 360 300 360 90 30 360 90 290 350 300 FASTEST WIND SPEED (KNOTS) 17 23 23 19 31 29 21 29 19 17 16 19 31 DAY 6 19 15 4 6 5 19 23 1 23 9 21 DAYS WITH SKY CLEAR (0-2)/8 13 15 15 11 19 30 31 31 30 22 18 19 254 DAYS WITH P.CLOUDY (3-6)/8 13 11 8 17 12 0 0 0 0 8 10 10 89 DAYS WITH CLOUDY (7-8)/8 5 2 8 2 0 0 0 0 0 1 2 2 22 DAYS WITH VISIBILITY =< 2 KM 3 2 2 0 0 0 0 0 0 1 2 1 11 DURATION OF SUNSHINE HOURS 171.1 195.4 216.3 250.7 321.7 366.1 398.5 378.0 332.1 257.9 217.3 209.4 3314.5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 853.6 854.9 855.6 854.6 850.6 850.0 851.8 858.2 859.8 857.4 857.7 855.0 MAX. QFE PRESSURE IN HPA 865.8 861.7 861.2 865.1 859.0 855.5 853.4 856.2 865.1 864.3 863.2 864.7 865.8 DAY-HOUR 10- 6 18- 6 18- 6 5- 9 8- 6 9- 6 13-18 15- 6 23- 6 23- 6 2- 6 8- 6 MIN. QFE PRESSURE IN HPA 846.6 845.2 844.8 846.7 846.6 845.2 845.9 846.4 851.8 854.0 845.8 844.0 844.0 DAY-HOUR 17- 0 12-12 12-18 3- 0 1-15 22-12 20-12 1-12 1-12 2-12 26- 6 4-21 MEAN QNH PRESSURE IN HPA 1019.4 1016.3 1017.9 1018.6 1017.4 1012.9 1012.1 1014.3 1021.7 1023.5 1020.7 1021.1 1018.0 MAX. QNH PRESSURE IN HPA 1030.4 1025.7 1025.1 1029.6 1022.6 1018.5 1016.1 1019.3 1029.6 1028.7 1027.4 1029.1 1030.4 DAY-HOUR 10- 6 18- 6 18- 6 5- 9 8- 6 9- 6 13-18 15- 6 23- 6 23- 6 2- 6 8- 6 MIN. QNH PRESSURE IN HPA 1008.3 1006.7 1006.2 1008.4 1008.3 1006.7 1007.5 1008.0 1014.3 1016.8 1007.4 1005.3 1005.3 DAY-HOUR 17- 0 12-12 12-18 3- 0 1-15 22-12 20-12 1-12 1-12 2-12 26- 6 4-21 MEAN QFF PRESSURE IN HPA 1021.7 1018.9 1015.6 1013.4 1008.3 1000.7 999.2 1001.7 1014.4 1018.8 1017.6 1023.9 1012.9 MAX. QFF PRESSURE IN HPA 1036.0 1030.9 1025.5 1032.5 1017.6 1008.0 1005.0 1006.7 1024.2 1026.1 1024.0 1037.7 1037.7 DAY-HOUR 10- 6 18- 6 4- 3 5-18 8- 6 9- 6 14- 3 16- 3 22- 3 26- 3 3- 3 8- 3 MIN. QFF PRESSURE IN HPA 1006.4 1007.5 1001.5 1000.3 1000.6 992.4 994.0 993.1 1003.4 1007.5 1004.3 1002.1 992.4 DAY-HOUR 5-21 12-12 12-21 27- 0 1-15 22-12 8-15 1- 9 1- 0 2-12 26- 6 4- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 855.9 853.2 854.4 855.3 854.3 850.6 849.9 851.5 857.9 859.4 857.1 857.2 854.7 MAX. QFE PRESSURE IN HPA 864.1 859.8 860.2 862.5 858.0 854.3 853.0 854.2 864.1 862.8 862.2 863.3 864.1 DAY 10 18 18 6 8 1 14 16 23 11 3 8 MIN. QFE PRESSURE IN HPA 846.6 847.6 845.5 846.7 848.1 846.2 846.6 847.0 852.0 854.8 847.9 844.3 844.3 DAY 17 9 13 3 2 30 21 2 1 3 26 5 MEAN QNH PRESSURE IN HPA 1019.0 1015.9 1017.2 1018.2 1017.2 1012.9 1012.1 1014.0 1021.3 1023.1 1020.3 1020.5 1017.6 MAX. QNH PRESSURE IN HPA 1028.4 1023.5 1023.9 1026.6 1021.4 1017.1 1015.7 1017.0 1028.4 1026.9 1026.2 1027.5 1028.4 DAY 10 18 18 6 8 1 14 16 23 11 3 8 MIN. QNH PRESSURE IN HPA 1008.3 1009.4 1007.0 1008.4 1010.0 1007.8 1008.3 1008.7 1014.5 1017.7 1009.8 1005.6 1005.6 DAY 17 9 13 3 2 30 21 2 1 3 26 5 MEAN QFF PRESSURE IN HPA 1020.6 1017.9 1014.8 1013.0 1008.4 1000.9 999.4 1001.5 1013.9 1018.2 1016.8 1022.8 1012.4 MAX. QFF PRESSURE IN HPA 1031.5 1026.2 1024.3 1029.3 1016.0 1007.5 1004.0 1005.6 1022.2 1025.1 1021.7 1036.2 1036.2 DAY 10 18 18 6 8 1 14 18 23 10 3 8 MIN. QFF PRESSURE IN HPA 1008.8 1010.2 1004.2 1000.3 1001.5 994.2 994.6 994.5 1003.4 1008.9 1007.2 1002.1 994.2 DAY 17 9 13 27 2 23 21 2 1 3 26 4 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.3 853.6 855.1 855.9 855.1 851.4 850.6 852.3 858.5 860.0 857.5 857.6 855.3 MAX. QFE PRESSURE IN HPA 864.7 860.9 860.6 862.9 859.0 855.0 853.4 855.5 864.9 863.2 862.3 863.9 864.9 DAY 10 18 18 6 19 9 14 16 23 10 3 8 MIN. QFE PRESSURE IN HPA 847.2 847.3 846.6 847.5 849.1 847.6 847.0 847.9 852.4 856.3 847.1 845.8 845.8 DAY 17 9 13 3 2 30 21 2 1 3 26 4 MEAN QNH PRESSURE IN HPA 1019.5 1016.4 1018.1 1019.0 1018.0 1013.8 1012.8 1014.9 1022.0 1023.7 1020.8 1021.0 1018.3 MAX. QNH PRESSURE IN HPA 1029.1 1024.7 1024.4 1027.1 1022.6 1018.0 1016.1 1018.5 1029.4 1027.4 1026.4 1028.2 1029.4 DAY 10 18 18 6 19 9 14 16 23 10 3 8 MIN. QNH PRESSURE IN HPA 1009.0 1009.1 1008.3 1009.3 1011.2 1009.4 1008.7 1009.8 1015.0 1019.4 1008.8 1007.4 1007.4 DAY 17 9 13 3 2 30 21 2 1 3 26 4 MEAN QFF PRESSURE IN HPA 1022.7 1019.8 1016.4 1014.3 1009.0 1001.8 1000.3 1002.9 1015.7 1020.1 1018.9 1024.8 1013.9 MAX. QFF PRESSURE IN HPA 1035.4 1029.9 1025.5 1030.4 1016.8 1007.4 1005.0 1006.7 1024.2 1026.1 1024.0 1037.7 1037.7 DAY 10 18 4 6 8 9 14 16 22 26 3 8 MIN. QFF PRESSURE IN HPA 1010.4 1011.2 1005.7 1002.9 1002.7 996.4 996.2 995.9 1004.3 1011.8 1006.0 1004.1 995.9 DAY 17 9 13 27 2 30 21 3 1 3 26 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.6 854.7 856.1 856.8 855.5 851.6 850.7 852.7 859.2 861.0 858.6 858.9 856.1 MAX. QFE PRESSURE IN HPA 865.8 861.7 861.2 864.8 859.0 855.5 853.1 856.2 865.1 864.3 863.2 864.7 865.8 DAY 10 18 18 5 8 9 13 15 23 23 2 8 MIN. QFE PRESSURE IN HPA 848.9 847.2 848.1 849.0 849.8 847.4 847.0 848.1 853.0 857.1 845.8 847.0 845.8 DAY 17 12 15 3 1 30 21 2 1 3 26 4 MEAN QNH PRESSURE IN HPA 1020.9 1017.6 1019.2 1020.0 1018.6 1014.1 1013.0 1015.3 1022.8 1024.9 1022.1 1022.4 1019.2 MAX. QNH PRESSURE IN HPA 1030.4 1025.7 1025.1 1029.2 1022.6 1018.5 1015.8 1019.3 1029.6 1028.7 1027.4 1029.1 1030.4 DAY 10 18 18 5 8 9 13 15 23 23 2 8 MIN. QNH PRESSURE IN HPA 1010.9 1009.0 1010.0 1011.0 1012.0 1009.2 1008.7 1010.0 1015.7 1020.4 1007.4 1008.7 1007.4 DAY 17 12 15 3 1 30 21 2 1 3 26 4 MEAN QFF PRESSURE IN HPA 1023.3 1020.4 1016.8 1014.7 1009.4 1001.9 999.9 1002.4 1015.3 1020.0 1018.7 1025.2 1014.0 MAX. QFF PRESSURE IN HPA 1036.0 1030.9 1024.7 1032.4 1017.6 1008.0 1004.6 1006.2 1023.3 1025.4 1023.3 1036.9 1036.9 DAY 10 18 18 5 8 9 13 15 22 10 19 8 MIN. QFF PRESSURE IN HPA 1012.0 1011.4 1008.4 1003.4 1004.6 995.5 994.6 995.1 1004.2 1012.6 1004.3 1006.2 994.6 DAY 17 9 15 27 6 30 21 2 1 2 26 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.4 853.7 855.3 855.8 854.7 850.8 850.0 851.8 858.2 859.8 857.5 857.8 855.1 MAX. QFE PRESSURE IN HPA 863.6 860.2 860.0 865.1 858.4 854.8 852.2 855.2 864.5 863.3 861.9 863.3 865.1 DAY 10 18 18 5 21 9 13 15 23 10 2 8 MIN. QFE PRESSURE IN HPA 849.0 845.9 847.2 847.8 848.7 846.5 847.0 847.1 852.3 855.6 845.8 845.6 845.6 DAY 25 12 15 3 1 29 20 2 1 2 26 4 MEAN QNH PRESSURE IN HPA 1019.6 1016.5 1018.2 1018.8 1017.6 1013.1 1012.1 1014.3 1021.6 1023.5 1020.8 1021.2 1018.1 MAX. QNH PRESSURE IN HPA 1027.9 1023.9 1023.7 1029.6 1021.9 1017.7 1014.7 1018.2 1028.9 1027.5 1025.9 1027.5 1029.6 DAY 10 18 18 5 21 9 13 15 23 10 2 8 MIN. QNH PRESSURE IN HPA 1011.0 1007.5 1009.0 1009.7 1010.7 1008.2 1008.7 1008.8 1014.8 1018.6 1007.4 1007.1 1007.1 DAY 25 12 15 3 1 29 20 2 1 2 26 4 MEAN QFF PRESSURE IN HPA 1021.3 1018.5 1015.6 1013.2 1008.1 1000.6 998.9 1001.0 1013.6 1018.2 1017.0 1023.4 1012.5 MAX. QFF PRESSURE IN HPA 1031.7 1028.8 1023.7 1032.4 1015.6 1007.1 1003.2 1004.9 1022.0 1024.0 1021.8 1034.4 1034.4 DAY 10 18 1 5 8 9 13 15 22 10 19 8 MIN. QFF PRESSURE IN HPA 1010.7 1009.0 1006.8 1002.2 1002.0 994.4 994.6 993.1 1003.6 1009.4 1005.0 1003.9 993.1 DAY 5 9 15 27 6 29 21 1 1 2 26 4 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.5 852.7 854.1 854.6 853.7 849.7 849.0 850.9 857.2 858.8 856.6 857.0 854.1 MAX. QFE PRESSURE IN HPA 861.8 858.6 858.5 864.0 857.7 853.6 851.7 854.0 863.8 862.7 861.5 862.0 864.0 DAY 10 18 18 5 20 9 2 15 23 10 2 8 MIN. QFE PRESSURE IN HPA 848.1 845.2 848.0 847.2 847.1 845.2 845.9 846.4 851.8 854.0 847.4 845.7 845.2 DAY 25 12 12 2 1 22 20 1 1 2 26 4 MEAN QNH PRESSURE IN HPA 1018.5 1015.3 1016.9 1017.5 1016.4 1011.8 1011.1 1013.2 1020.5 1022.4 1019.8 1020.2 1017.0 MAX. QNH PRESSURE IN HPA 1025.8 1022.1 1022.0 1028.3 1021.1 1016.3 1014.2 1016.8 1028.1 1026.8 1025.4 1026.0 1028.3 DAY 10 18 18 5 20 9 2 15 23 10 2 8 MIN. QNH PRESSURE IN HPA 1010.0 1006.7 1009.9 1009.0 1008.8 1006.7 1007.5 1008.0 1014.3 1016.8 1009.2 1007.2 1006.7 DAY 25 12 12 2 1 22 20 1 1 2 26 4 MEAN QFF PRESSURE IN HPA 1020.1 1017.3 1014.4 1012.2 1007.5 999.5 998.0 1000.5 1013.0 1017.5 1016.3 1022.6 1011.6 MAX. QFF PRESSURE IN HPA 1029.0 1027.0 1022.8 1030.9 1013.9 1006.4 1002.5 1004.1 1021.9 1023.6 1021.3 1033.7 1033.7 DAY 9 18 1 5 20 9 13 15 22 9 19 8 MIN. QFF PRESSURE IN HPA 1009.3 1007.5 1005.5 1001.2 1001.3 992.4 994.3 993.4 1003.8 1007.5 1007.7 1003.9 992.4 DAY 5 12 8 27 1 22 7 2 1 2 26 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.2 853.3 854.5 854.8 853.7 849.7 849.1 851.2 857.7 859.5 857.3 857.8 854.5 MAX. QFE PRESSURE IN HPA 863.1 859.3 859.2 864.4 857.8 853.5 851.8 854.4 864.2 863.4 862.0 862.3 864.4 DAY 9 18 3 5 20 8 13 15 22 10 2 8 MIN. QFE PRESSURE IN HPA 848.1 846.2 846.8 847.4 846.6 845.2 846.2 846.6 851.8 855.0 849.8 845.8 845.2 DAY 25 12 12 2 1 22 20 1 1 2 26 4 MEAN QNH PRESSURE IN HPA 1019.3 1016.0 1017.3 1017.7 1016.4 1011.8 1011.1 1013.5 1021.1 1023.1 1020.6 1021.2 1017.4 MAX. QNH PRESSURE IN HPA 1027.3 1022.9 1022.8 1028.8 1021.2 1016.2 1014.3 1017.3 1028.6 1027.6 1026.0 1026.4 1028.8 DAY 9 18 3 5 20 8 13 15 22 10 2 8 MIN. QNH PRESSURE IN HPA 1010.0 1007.8 1008.5 1009.2 1008.3 1006.7 1007.8 1008.3 1014.3 1018.0 1012.0 1007.4 1006.7 DAY 25 12 12 2 1 22 20 1 1 2 26 4 MEAN QFF PRESSURE IN HPA 1022.6 1019.3 1015.6 1012.9 1007.4 999.7 998.4 1001.4 1014.8 1019.5 1018.6 1025.1 1012.9 MAX. QFF PRESSURE IN HPA 1032.6 1029.9 1024.3 1031.3 1014.0 1006.0 1003.1 1004.7 1023.7 1024.2 1023.6 1035.5 1035.5 DAY 10 18 3 5 20 8 13 15 22 9 19 8 MIN. QFF PRESSURE IN HPA 1011.4 1008.3 1005.2 1002.5 1000.6 992.9 994.0 994.3 1004.3 1010.2 1010.1 1005.1 992.9 DAY 5 1 12 26 1 22 8 2 1 2 26 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 856.6 854.0 855.2 855.9 854.9 850.8 850.2 852.2 858.7 860.1 857.6 858.1 855.4 MAX. QFE PRESSURE IN HPA 863.7 859.9 860.2 865.0 858.5 854.7 853.4 855.3 864.8 863.8 862.7 863.0 865.0 DAY 9 17 3 5 20 9 13 15 22 10 2 7 MIN. QFE PRESSURE IN HPA 847.3 847.2 844.8 847.0 847.2 846.2 847.3 848.0 853.2 855.8 852.0 845.5 844.8 DAY 16 12 12 2 1 29 20 1 1 2 26 4 MEAN QNH PRESSURE IN HPA 1019.7 1016.9 1018.2 1018.9 1017.8 1013.1 1012.5 1014.8 1022.3 1023.9 1020.9 1021.5 1018.4 MAX. QNH PRESSURE IN HPA 1028.0 1023.6 1023.9 1029.5 1022.0 1017.6 1016.1 1018.3 1029.2 1028.1 1026.8 1027.2 1029.5 DAY 9 17 3 5 20 9 13 15 22 10 2 7 MIN. QNH PRESSURE IN HPA 1009.1 1009.0 1006.2 1008.7 1009.0 1007.8 1009.1 1009.9 1015.9 1018.9 1014.5 1007.0 1006.2 DAY 16 12 12 2 1 29 20 1 1 2 26 4 MEAN QFF PRESSURE IN HPA 1022.2 1019.6 1015.8 1013.7 1008.8 1001.0 999.5 1002.1 1014.9 1019.1 1017.6 1024.4 1013.2 MAX. QFF PRESSURE IN HPA 1031.5 1030.1 1023.8 1032.5 1016.2 1007.2 1005.0 1005.6 1023.0 1025.2 1022.3 1034.8 1034.8 DAY 10 18 3 5 7 9 13 9 22 9 10 7 MIN. QFF PRESSURE IN HPA 1008.9 1009.2 1001.9 1002.0 1000.9 994.9 994.8 995.0 1004.6 1011.0 1009.8 1005.8 994.8 DAY 5 1 12 2 1 22 7 2 1 2 17 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.1 853.8 855.0 855.6 854.8 850.6 850.3 852.1 858.5 859.9 857.3 857.7 855.1 MAX. QFE PRESSURE IN HPA 864.3 860.3 860.4 863.9 858.5 854.3 853.3 854.6 864.8 863.4 862.7 863.1 864.8 DAY 9 17 3 5 7 8 13 7 22 10 2 7 MIN. QFE PRESSURE IN HPA 847.5 847.4 844.8 847.0 849.0 846.2 846.8 847.6 853.5 855.1 850.1 844.0 844.0 DAY 16 12 12 2 1 29 20 1 1 2 25 4 MEAN QNH PRESSURE IN HPA 1019.3 1016.5 1017.9 1018.6 1017.7 1012.9 1012.5 1014.6 1022.0 1023.6 1020.6 1021.1 1018.1 MAX. QNH PRESSURE IN HPA 1028.7 1024.1 1024.2 1028.2 1022.0 1017.1 1016.0 1017.5 1029.2 1027.6 1026.8 1027.3 1029.2 DAY 9 17 3 5 7 8 13 7 22 10 2 7 MIN. QNH PRESSURE IN HPA 1009.3 1009.2 1006.2 1008.7 1011.0 1007.8 1008.5 1009.4 1016.2 1018.1 1012.3 1005.3 1005.3 DAY 16 12 12 2 1 29 20 1 1 2 25 4 MEAN QFF PRESSURE IN HPA 1021.0 1018.4 1015.2 1013.0 1008.3 1000.6 999.4 1001.6 1014.2 1018.5 1016.8 1023.4 1012.5 MAX. QFF PRESSURE IN HPA 1031.3 1027.7 1023.6 1031.0 1017.4 1006.8 1004.4 1004.5 1022.5 1024.5 1021.7 1034.8 1034.8 DAY 27 18 3 5 7 8 13 7 22 25 19 7 MIN. QFF PRESSURE IN HPA 1006.4 1008.4 1001.5 1001.3 1003.0 994.7 994.8 994.7 1004.8 1009.1 1009.7 1003.6 994.7 DAY 5 1 12 26 1 22 20 1 1 2 25 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.3 3.2 6.9 13.5 18.6 24.3 28.2 26.2 20.2 13.5 9.2 0.9 13.9 MINIMUN AIR TEMPERATURE (C) -3.5 -2.4 1.1 7.5 11.1 16.5 20.8 18.1 12.2 5.9 1.9 -3.0 7.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 17 7 0 0 0 0 29 DAYS WITH MINIMUM TEMP. <=-4 17 10 4 0 0 0 0 0 0 2 4 12 49 DAYS WITH FREEZING MIN.<= 0 30 21 12 1 0 0 0 0 0 5 9 27 105 TEMPERATURE RECORDS LOWEST(C) -8.4 -14.6 -7.0 0.0 6.0 9.4 15.4 10.6 5.0 -7.0 -8.0 -8.0 -14.6 DAY 9 26 7 8 29 2 22 26 23 19 28 15 MAXIMUM AIR TEMPERATURE (C) 9.5 9.7 13.2 19.9 25.1 30.9 35.1 33.9 28.5 21.7 17.9 6.2 21.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 2 21 30 30 10 0 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) 14.6 16.2 21.6 27.4 31.5 37.2 39.8 37.2 33.0 29.0 24.6 10.8 39.8 DAY 30 5 26 4 7 30 16 23 20 5 3 30 DIF. BETWEEN (MAX.-MIN.) (C) 13.0 12.1 12.1 12.4 14.0 14.4 14.3 15.8 16.3 15.8 16.0 9.2 13.8 MEAN DAILY TEMP. (MDT) (C) 3.0 3.6 7.2 13.7 18.1 23.7 27.9 26.0 20.3 13.8 9.9 1.6 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 6.7 90.1 215.2 154.8 24.0 0.0 0.0 0.0 491.0 HEATING DEG. DAYS(BASE 18 0C) 464.4 402.2 336.1 129.7 26.6 0.1 0.0 0.0 9.8 144.2 243.7 509.0 2265.8 DEWPOINT (MEAN C) -4.3 -3.3 -0.8 6.1 3.2 7.8 8.6 7.4 6.2 -0.9 -6.2 -5.5 1.6 MIXING RATIO (G/KG) 3.36 3.74 4.53 7.27 6.10 8.07 8.56 7.81 7.19 4.58 3.00 3.07 5.61 VAPOUR PRESSURE (HPA) 4.61 5.11 6.17 9.85 8.30 10.90 11.53 10.56 9.77 6.26 4.12 4.21 7.61 SATURATION DEF. (HPA) 2.94 3.09 4.29 6.29 13.93 20.52 27.94 24.87 15.19 10.68 8.75 2.50 11.75 RELATIVE HUMIDITY (MEAN %) 67 67 64 66 39 37 30 32 42 40 35 66 49 RELATIVE HUMIDITY (MAX. %) 90 91 89 85 56 52 40 43 57 57 49 81 66 RELATIVE HUMIDITY (MIN. %) 39 41 39 48 25 27 23 24 30 26 24 46 33 RELATIVE HUMIDITY (MEAN% 03UTC) 85 86 84 81 49 47 36 37 53 50 45 73 61 RELATIVE HUMIDITY (MEAN% 09UTC) 45 52 50 54 31 30 25 27 33 30 26 51 38 RELATIVE HUMIDITY (MEAN% 15UTC) 59 56 51 59 33 31 26 28 36 34 34 66 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 13.7 73.0 48.4 71.0 1.6 1.3 0.0 0.0 13.0 3.4 0.0 32.6 258.0 DAYS WITH PRECIPITATION >=10 0 3 1 3 0 0 0 0 1 0 0 0 8 DAYS WITH PRECIPITATION >= 5 1 4 4 6 0 0 0 0 1 0 0 1 17 DAYS WITH PRECIPITATION >= 1 2 6 6 12 1 1 0 0 1 1 0 9 39 DAYS WITH PRECIPITATION 5 8 11 15 2 5 0 0 1 3 0 14 64 GREATEST DAILY PRECIPITATION 9.0 25.0 15.7 14.3 1.2 1.0 0.0 0.0 13.0 3.0 0.0 6.0 25.0 DAY 1 6 21 25 1 28 ** ** 22 23 ** 6 DAY WITH THUNDER STORM 0 2 1 3 0 2 0 0 0 0 0 1 9 DAYS WITH SNOW OR SLEET 2 2 0 0 0 0 0 0 0 0 0 9 13 DAYS WITH DUST 0 1 2 0 1 1 0 2 1 0 1 0 9 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 90 45 90 90 360 90 90 PREVAILING WIND SPEED(KNOTS) 5.2 6.7 7.7 7.5 9.2 9.8 11.0 11.6 8.9 10.5 7.0 8.2 9.2 PREVAILING WIND PERCENT 8.9 14.7 14.9 12.9 18.1 31.3 39.5 28.6 24.2 26.6 14.2 7.7 18.9 CALMS PERCENT OF WIND 73.8 58.0 57.7 60.0 38.3 35.0 24.6 31.9 46.3 49.6 62.5 82.3 51.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 355 65 43 41 47 74 71 56 70 84 336 69 64 VECTOR WIND MAGNITUDE(KNOTS) 0.2 0.8 0.4 0.9 3.4 4.5 7.3 5.6 3.0 2.9 0.7 0.3 2.4 WIND STEADINESES (MEAN %) 13.3 30.8 12.1 30.0 58.6 71.4 85.9 83.6 63.8 59.2 23.3 21.4 55.8 WIND SPEED (MEAN KNOTS) 1.5 2.6 3.3 3.0 5.8 6.3 8.5 6.7 4.7 4.9 3.0 1.4 4.3 FASTEST WIND DIRECTION 90 160 230 250 30 100 50 60 350 90 250 70 250 FASTEST WIND SPEED (KNOTS) 14 19 23 31 21 23 23 29 29 19 23 14 31 DAY 6 5 26 22 15 14 31 2 21 7 26 9 DAYS WITH SKY CLEAR (0-2)/8 22 16 18 6 20 26 31 31 27 28 28 14 267 DAYS WITH P.CLOUDY (3-6)/8 9 9 7 15 10 4 0 0 3 3 2 9 71 DAYS WITH CLOUDY (7-8)/8 0 3 6 9 1 0 0 0 0 0 0 8 27 DAYS WITH VISIBILITY =< 2 KM 0 5 0 0 0 0 0 0 0 0 1 8 14 DURATION OF SUNSHINE HOURS 233.1 ****** 234.1 ****** ****** 206.0 387.6 383.2 321.8 311.8 270.4 150.4 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.8 855.4 855.0 854.1 855.8 851.9 849.6 852.3 854.9 858.3 857.6 858.9 855.1 MAX. QFE PRESSURE IN HPA 864.3 861.0 861.8 858.8 861.6 858.0 853.5 858.2 860.7 866.5 864.3 864.7 866.5 DAY-HOUR 7- 6 12- 6 3- 6 1- 6 26-21 1- 6 4- 3 25- 6 13- 6 25- 6 16- 6 11- 6 MIN. QFE PRESSURE IN HPA 851.2 847.3 844.2 846.4 850.4 845.5 843.4 848.3 850.5 851.7 844.6 853.7 843.4 DAY-HOUR 1-21 10- 0 26-12 25- 3 15-15 30-21 1-15 3-12 19-12 13- 0 26- 0 4-12 MEAN QNH PRESSURE IN HPA 1021.2 1018.4 1018.0 1016.9 1018.9 1014.4 1011.7 1014.9 1017.8 1021.8 1020.9 1022.4 1018.1 MAX. QNH PRESSURE IN HPA 1028.7 1024.9 1025.8 1022.3 1025.6 1021.4 1016.2 1021.6 1024.5 1031.2 1028.7 1029.1 1031.2 DAY-HOUR 7- 6 12- 6 3- 6 1- 6 26-21 1- 6 4- 3 25- 6 13- 6 25- 6 16- 6 11- 6 MIN. QNH PRESSURE IN HPA 1013.6 1009.1 1005.5 1008.0 1012.7 1007.0 1004.6 1010.2 1012.8 1014.2 1006.0 1016.5 1004.6 DAY-HOUR 1-21 10- 0 26-12 25- 3 15-15 30-21 1-15 3-12 19-12 13- 0 26- 0 4-12 MEAN QFF PRESSURE IN HPA 1023.3 1019.8 1017.0 1011.6 1010.8 1002.8 997.9 1002.3 1008.6 1016.9 1018.7 1025.5 1012.9 MAX. QFF PRESSURE IN HPA 1032.5 1028.6 1027.9 1019.1 1020.6 1013.7 1003.7 1010.0 1016.3 1030.4 1032.7 1035.6 1035.6 DAY-HOUR 7-18 26- 3 5-18 1- 3 28-21 1- 6 25-18 25- 6 22-18 18- 6 28- 3 11- 6 MIN. QFF PRESSURE IN HPA 1014.4 1006.6 1000.2 1002.8 1002.0 992.9 990.0 995.6 1000.4 1004.2 1003.5 1016.6 990.0 DAY-HOUR 1-21 9- 0 26-12 25- 0 7-12 30-21 1-15 3-12 20-21 13- 0 26- 0 4-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 857.4 854.9 854.5 853.6 855.4 851.9 849.4 852.2 854.7 858.0 857.1 858.6 854.8 MAX. QFE PRESSURE IN HPA 862.1 859.5 860.1 857.2 861.0 857.0 852.7 857.3 858.7 865.0 863.2 863.9 865.0 DAY 8 1 3 1 27 2 4 25 13 18 16 11 MIN. QFE PRESSURE IN HPA 852.0 847.3 844.7 846.6 850.6 847.1 844.8 849.5 851.2 851.7 844.6 854.3 844.6 DAY 2 10 27 25 9 23 2 4 21 13 26 5 MEAN QNH PRESSURE IN HPA 1020.7 1017.8 1017.4 1016.3 1018.4 1014.3 1011.5 1014.7 1017.6 1021.4 1020.4 1022.1 1017.7 MAX. QNH PRESSURE IN HPA 1026.1 1023.1 1023.8 1020.5 1024.9 1020.3 1015.3 1020.6 1022.2 1029.5 1027.4 1028.2 1029.5 DAY 8 1 3 1 27 2 4 25 13 18 16 11 MIN. QNH PRESSURE IN HPA 1014.5 1009.1 1006.1 1008.3 1012.9 1008.8 1006.2 1011.6 1013.6 1014.2 1006.0 1017.1 1006.0 DAY 2 10 27 25 9 23 2 4 21 13 26 5 MEAN QFF PRESSURE IN HPA 1022.2 1018.7 1016.2 1011.0 1010.5 1003.1 997.7 1002.2 1008.3 1016.2 1017.6 1024.8 1012.4 MAX. QFF PRESSURE IN HPA 1030.0 1027.3 1025.1 1017.7 1018.8 1013.2 1001.8 1008.7 1015.1 1028.3 1030.4 1034.0 1034.0 DAY 8 26 6 1 27 2 29 25 23 18 28 11 MIN. QFF PRESSURE IN HPA 1014.8 1006.6 1000.9 1002.8 1002.7 994.8 991.0 996.7 1001.0 1004.2 1003.5 1016.8 991.0 DAY 13 9 27 25 8 23 17 4 21 13 26 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 857.6 855.3 855.0 854.3 856.2 852.6 850.0 852.8 855.3 858.5 857.6 858.9 855.3 MAX. QFE PRESSURE IN HPA 862.3 860.1 860.6 858.0 860.6 857.4 853.5 857.5 859.7 865.4 864.0 863.9 865.4 DAY 8 1 3 1 27 1 4 25 13 27 16 11 MIN. QFE PRESSURE IN HPA 853.5 848.5 845.1 846.4 851.2 847.3 845.8 850.0 852.1 851.7 844.6 855.0 844.6 DAY 1 24 27 25 15 23 1 3 21 13 26 6 MEAN QNH PRESSURE IN HPA 1021.0 1018.3 1017.9 1017.1 1019.3 1015.2 1012.2 1015.4 1018.3 1022.0 1021.0 1022.4 1018.3 MAX. QNH PRESSURE IN HPA 1026.4 1023.8 1024.4 1021.4 1024.4 1020.7 1016.2 1020.8 1023.4 1029.9 1028.3 1028.2 1029.9 DAY 8 1 3 1 27 1 4 25 13 27 16 11 MIN. QNH PRESSURE IN HPA 1016.2 1010.5 1006.5 1008.0 1013.6 1009.1 1007.4 1012.2 1014.6 1014.2 1006.0 1018.0 1006.0 DAY 1 24 27 25 15 23 1 3 21 13 26 6 MEAN QFF PRESSURE IN HPA 1024.4 1020.5 1017.7 1012.4 1011.4 1003.9 998.8 1003.4 1009.9 1018.3 1020.3 1026.4 1014.0 MAX. QFF PRESSURE IN HPA 1031.2 1028.6 1027.1 1019.1 1018.4 1012.9 1003.1 1009.6 1015.3 1030.0 1032.7 1034.3 1034.3 DAY 8 26 4 1 27 1 28 25 28 18 28 11 MIN. QFF PRESSURE IN HPA 1016.2 1008.1 1002.0 1003.6 1003.2 995.7 991.5 998.4 1002.9 1005.3 1003.8 1019.2 991.5 DAY 13 9 27 25 8 23 17 3 21 13 26 6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 859.0 856.6 856.0 855.1 856.6 852.9 850.2 853.2 856.0 859.4 858.7 860.0 856.1 MAX. QFE PRESSURE IN HPA 864.3 861.0 861.8 858.8 860.2 858.0 853.3 858.2 860.7 866.5 864.3 864.7 866.5 DAY 7 12 3 1 26 1 4 25 13 25 16 11 MIN. QFE PRESSURE IN HPA 854.1 849.9 845.4 848.0 851.6 847.8 845.8 849.7 853.1 853.7 846.8 854.8 845.4 DAY 1 24 27 25 9 23 1 3 21 13 26 6 MEAN QNH PRESSURE IN HPA 1022.5 1019.7 1019.1 1018.1 1019.9 1015.5 1012.5 1015.9 1019.1 1023.1 1022.2 1023.7 1019.3 MAX. QNH PRESSURE IN HPA 1028.7 1024.9 1025.8 1022.3 1023.9 1021.4 1016.0 1021.6 1024.5 1031.2 1028.7 1029.1 1031.2 DAY 7 12 3 1 26 1 4 25 13 25 16 11 MIN. QNH PRESSURE IN HPA 1016.9 1012.1 1006.9 1009.9 1014.0 1009.7 1007.4 1011.8 1015.8 1016.5 1008.5 1017.7 1006.9 DAY 1 24 27 25 9 23 1 3 21 13 26 6 MEAN QFF PRESSURE IN HPA 1024.8 1021.1 1018.3 1012.7 1011.7 1003.9 998.6 1003.1 1009.8 1017.9 1019.5 1027.0 1014.0 MAX. QFF PRESSURE IN HPA 1032.1 1028.0 1027.1 1018.6 1017.7 1013.7 1003.7 1010.0 1015.8 1030.4 1030.9 1035.6 1035.6 DAY 7 26 2 1 27 1 25 25 28 18 28 11 MIN. QFF PRESSURE IN HPA 1018.2 1010.5 1001.8 1005.6 1004.9 995.8 992.1 997.4 1004.3 1007.6 1009.3 1019.7 992.1 DAY 1 9 27 6 8 23 17 3 21 13 26 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 857.9 855.7 855.2 854.5 856.1 852.2 849.7 852.4 855.1 858.2 857.4 859.0 855.3 MAX. QFE PRESSURE IN HPA 863.4 860.0 861.4 858.4 860.1 857.0 852.8 857.0 859.4 865.1 862.3 863.3 865.1 DAY 7 12 3 3 26 1 4 25 13 25 16 11 MIN. QFE PRESSURE IN HPA 852.4 849.0 845.2 848.6 851.6 848.3 845.0 849.2 852.5 853.4 847.2 854.2 845.0 DAY 1 24 27 25 9 23 1 3 19 13 26 6 MEAN QNH PRESSURE IN HPA 1021.3 1018.7 1018.2 1017.4 1019.2 1014.7 1011.8 1015.0 1018.1 1021.7 1020.7 1022.5 1018.3 MAX. QNH PRESSURE IN HPA 1027.6 1023.7 1025.3 1021.9 1023.8 1020.3 1015.4 1020.3 1023.0 1029.6 1026.4 1027.5 1029.6 DAY 7 12 3 3 26 1 4 25 13 25 16 11 MIN. QNH PRESSURE IN HPA 1015.0 1011.0 1006.7 1010.6 1014.0 1010.2 1006.4 1011.3 1015.1 1016.1 1009.0 1017.0 1006.4 DAY 1 24 27 25 9 23 1 3 19 13 26 6 MEAN QFF PRESSURE IN HPA 1022.6 1019.6 1016.8 1011.8 1010.9 1002.9 997.7 1001.9 1008.3 1016.1 1017.7 1025.1 1012.6 MAX. QFF PRESSURE IN HPA 1030.4 1026.6 1025.8 1016.8 1018.6 1012.0 1003.2 1008.3 1015.9 1027.8 1028.5 1032.6 1032.6 DAY 7 26 3 1 28 1 25 25 22 18 28 11 MIN. QFF PRESSURE IN HPA 1016.2 1010.7 1002.4 1004.6 1003.8 996.8 991.0 996.5 1002.6 1007.0 1008.8 1018.8 991.0 DAY 13 9 26 6 7 30 17 3 21 13 5 6 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 856.9 854.6 854.2 853.4 855.1 851.0 848.8 851.3 853.9 857.4 856.7 858.0 854.3 MAX. QFE PRESSURE IN HPA 863.2 859.0 860.8 857.3 859.9 856.3 851.7 855.2 857.8 864.2 861.8 862.1 864.2 DAY 7 12 3 10 26 2 8 25 13 25 15 10 MIN. QFE PRESSURE IN HPA 851.4 848.6 844.2 848.6 850.6 847.0 843.8 848.3 850.5 852.0 848.3 853.7 843.8 DAY 1 9 26 16 15 30 1 3 19 12 26 4 MEAN QNH PRESSURE IN HPA 1020.1 1017.5 1017.0 1016.1 1018.1 1013.4 1010.8 1013.7 1016.6 1020.7 1019.9 1021.4 1017.1 MAX. QNH PRESSURE IN HPA 1027.4 1022.6 1024.6 1020.6 1023.6 1019.4 1014.2 1018.2 1021.2 1028.6 1025.8 1026.1 1028.6 DAY 7 12 3 10 26 2 8 25 13 25 15 10 MIN. QNH PRESSURE IN HPA 1013.8 1010.6 1005.5 1010.6 1012.9 1008.7 1005.0 1010.2 1012.8 1014.5 1010.2 1016.5 1005.0 DAY 1 9 26 16 15 30 1 3 19 12 26 4 MEAN QFF PRESSURE IN HPA 1021.6 1018.5 1015.7 1010.6 1010.0 1001.8 996.8 1001.0 1007.1 1015.4 1017.2 1024.0 1011.7 MAX. QFF PRESSURE IN HPA 1030.6 1025.5 1025.4 1017.1 1016.9 1011.9 1002.0 1006.6 1014.8 1026.1 1028.3 1030.6 1030.6 DAY 7 26 3 10 26 2 25 25 22 18 28 11 MIN. QFF PRESSURE IN HPA 1015.5 1007.8 1000.2 1005.7 1002.0 994.9 990.2 995.6 1001.1 1005.8 1007.7 1017.6 990.2 DAY 13 9 26 16 7 30 1 3 20 12 5 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.7 855.1 854.7 853.6 855.3 851.0 848.8 851.5 854.1 857.9 857.5 858.7 854.7 MAX. QFE PRESSURE IN HPA 863.9 859.2 860.8 857.5 860.1 856.3 851.7 855.3 858.2 865.2 863.3 862.4 865.2 DAY 7 12 3 10 26 2 8 24 13 25 15 10 MIN. QFE PRESSURE IN HPA 851.4 848.6 845.2 848.7 850.4 846.4 843.4 848.3 850.9 852.0 851.0 855.0 843.4 DAY 1 9 26 16 15 30 1 3 20 12 25 4 MEAN QNH PRESSURE IN HPA 1021.1 1018.1 1017.6 1016.4 1018.3 1013.3 1010.8 1013.9 1017.0 1021.3 1020.9 1022.2 1017.6 MAX. QNH PRESSURE IN HPA 1028.2 1022.8 1024.6 1020.8 1023.8 1019.4 1014.2 1018.3 1021.6 1029.7 1027.5 1026.5 1029.7 DAY 7 12 3 10 26 2 8 24 13 25 15 10 MIN. QNH PRESSURE IN HPA 1013.8 1010.6 1006.7 1010.7 1012.7 1008.0 1004.6 1010.2 1013.2 1014.5 1013.3 1018.0 1004.6 DAY 1 9 26 16 15 30 1 3 20 12 25 4 MEAN QFF PRESSURE IN HPA 1024.4 1020.4 1017.3 1011.6 1010.3 1001.9 997.4 1001.8 1008.5 1017.6 1020.3 1026.1 1013.1 MAX. QFF PRESSURE IN HPA 1032.1 1028.3 1027.2 1017.7 1017.1 1010.8 1002.5 1007.1 1016.2 1028.0 1031.0 1032.8 1032.8 DAY 7 19 5 10 26 1 25 25 22 18 28 11 MIN. QFF PRESSURE IN HPA 1016.7 1008.5 1002.5 1006.7 1003.1 993.4 990.0 996.1 1002.5 1007.2 1011.3 1019.4 990.0 DAY 12 9 26 15 7 30 1 3 20 12 11 6 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 858.3 855.8 855.6 854.4 856.2 851.9 849.9 852.8 855.2 858.8 857.9 859.2 855.5 MAX. QFE PRESSURE IN HPA 864.2 859.9 861.0 858.2 861.4 857.0 852.9 856.4 859.0 865.7 864.2 863.8 865.7 DAY 7 12 3 10 26 1 28 24 12 25 15 10 MIN. QFE PRESSURE IN HPA 851.3 848.9 846.3 849.0 851.3 846.0 844.5 849.7 851.7 852.6 849.3 854.5 844.5 DAY 1 9 26 16 15 30 1 3 19 12 25 4 MEAN QNH PRESSURE IN HPA 1021.7 1018.9 1018.6 1017.3 1019.3 1014.4 1012.1 1015.4 1018.2 1022.3 1021.3 1022.8 1018.5 MAX. QNH PRESSURE IN HPA 1028.6 1023.6 1024.9 1021.6 1025.3 1020.3 1015.5 1019.6 1022.6 1030.3 1028.6 1028.1 1030.3 DAY 7 12 3 10 26 1 28 24 12 25 15 10 MIN. QNH PRESSURE IN HPA 1013.7 1010.9 1007.9 1011.0 1013.7 1007.6 1005.9 1011.8 1014.2 1015.2 1011.4 1017.4 1005.9 DAY 1 9 26 16 15 30 1 3 19 12 25 4 MEAN QFF PRESSURE IN HPA 1024.0 1020.3 1017.7 1011.9 1011.2 1002.8 998.3 1002.8 1009.0 1017.3 1018.9 1026.0 1013.3 MAX. QFF PRESSURE IN HPA 1032.5 1027.6 1027.9 1017.6 1019.2 1012.1 1003.7 1008.8 1016.3 1028.5 1029.2 1032.8 1032.8 DAY 7 19 5 10 26 1 25 25 22 18 28 10 MIN. QFF PRESSURE IN HPA 1014.7 1008.9 1002.4 1006.3 1004.7 993.6 990.4 997.3 1002.7 1005.5 1008.8 1017.5 990.4 DAY 1 9 26 15 6 30 1 3 20 12 11 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 857.9 855.5 855.2 854.1 855.9 851.7 849.9 852.7 855.0 858.5 857.6 858.8 855.2 MAX. QFE PRESSURE IN HPA 863.1 860.2 860.9 858.0 861.6 857.0 852.7 857.3 859.0 865.7 864.0 863.9 865.7 DAY 7 17 2 10 26 1 28 24 12 26 15 10 MIN. QFE PRESSURE IN HPA 851.2 848.7 845.4 847.3 850.7 845.5 844.7 850.0 851.5 852.3 847.0 854.3 844.7 DAY 1 8 26 24 14 30 1 3 20 12 25 4 MEAN QNH PRESSURE IN HPA 1021.3 1018.5 1018.2 1016.9 1019.0 1014.2 1012.1 1015.3 1018.0 1022.0 1020.9 1022.3 1018.2 MAX. QNH PRESSURE IN HPA 1027.3 1023.9 1024.7 1021.4 1025.6 1020.3 1015.3 1020.6 1022.6 1030.3 1028.3 1028.2 1030.3 DAY 7 17 2 10 26 1 28 24 12 26 15 10 MIN. QNH PRESSURE IN HPA 1013.6 1010.7 1006.9 1009.1 1013.0 1007.0 1006.1 1012.2 1013.9 1014.8 1008.7 1017.1 1006.1 DAY 1 8 26 24 14 30 1 3 20 12 25 4 MEAN QFF PRESSURE IN HPA 1022.6 1019.4 1016.8 1011.3 1010.7 1002.4 998.1 1002.5 1008.4 1016.6 1018.1 1024.9 1012.7 MAX. QFF PRESSURE IN HPA 1030.1 1026.8 1025.5 1017.6 1020.6 1011.9 1002.9 1008.6 1015.5 1027.6 1028.5 1032.8 1032.8 DAY 7 17 5 7 28 1 25 24 22 17 27 10 MIN. QFF PRESSURE IN HPA 1014.4 1007.4 1002.0 1003.6 1003.5 992.9 991.2 997.2 1000.4 1004.3 1006.3 1016.6 991.2 DAY 1 8 26 24 7 30 1 3 20 12 25 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.9 2.9 5.9 12.5 18.2 24.4 26.0 24.4 22.8 13.7 6.7 3.4 13.3 MINIMUN AIR TEMPERATURE (C) -5.9 -1.9 1.9 6.2 11.5 17.5 20.8 17.1 13.8 6.4 0.3 -2.8 7.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 17 7 0 0 0 0 27 DAYS WITH MINIMUM TEMP. <=-4 18 9 0 2 0 0 0 0 0 0 5 10 44 DAYS WITH FREEZING MIN.<= 0 29 22 13 4 0 0 0 0 0 2 15 25 110 TEMPERATURE RECORDS LOWEST(C) -14.0 -7.8 -3.5 -4.4 2.0 10.0 15.6 8.2 7.0 -0.6 -6.0 -11.4 -14.0 DAY 16 28 21 6 3 18 16 31 1 20 14 7 MAXIMUM AIR TEMPERATURE (C) 5.4 9.3 11.2 19.3 24.7 31.0 31.7 31.7 31.3 22.1 14.4 11.6 20.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 4 17 27 22 18 0 0 0 88 DAYS WITH MAXIMUM TEMP. <= 0 3 0 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS HIGHEST(C) 12.2 15.4 19.8 27.4 32.6 37.4 35.4 35.2 36.2 27.4 21.2 17.4 37.4 DAY 6 11 31 20 31 2 8 27 9 14 7 29 DIF. BETWEEN (MAX.-MIN.) (C) 11.3 11.2 9.3 13.1 13.2 13.5 10.9 14.6 17.5 15.7 14.1 14.4 13.2 MEAN DAILY TEMP. (MDT) (C) -0.3 3.7 6.5 12.7 18.1 24.3 26.2 24.4 22.6 14.2 7.3 4.4 13.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 8.8 103.9 162.7 111.9 57.3 0.0 0.0 0.0 444.7 HEATING DEG. DAYS(BASE 18 0C) 566.2 414.4 355.2 160.8 36.3 0.2 0.0 0.0 0.0 119.3 319.6 421.6 2393.5 DEWPOINT (MEAN C) -6.4 -2.6 1.5 2.0 3.7 6.6 6.0 3.3 4.7 0.1 -3.5 -5.7 0.8 MIXING RATIO (G/KG) 3.00 3.84 5.16 5.57 6.19 7.36 7.04 5.91 6.50 4.80 3.56 3.04 5.17 VAPOUR PRESSURE (HPA) 4.11 5.24 7.02 7.58 8.42 9.97 9.53 8.03 8.82 6.57 4.90 4.18 7.03 SATURATION DEF. (HPA) 2.04 2.65 2.65 7.95 13.40 21.63 24.72 23.86 20.49 10.06 5.67 4.11 11.60 RELATIVE HUMIDITY (MEAN %) 69 71 77 53 42 33 28 26 33 43 51 55 48 RELATIVE HUMIDITY (MAX. %) 87 90 95 77 58 43 37 32 44 62 71 77 64 RELATIVE HUMIDITY (MIN. %) 48 48 53 35 28 26 22 21 24 29 34 34 34 RELATIVE HUMIDITY (MEAN% 03UTC) 81 83 91 70 51 38 32 31 42 55 65 69 59 RELATIVE HUMIDITY (MEAN% 09UTC) 52 55 62 39 32 29 25 23 26 32 38 38 38 RELATIVE HUMIDITY (MEAN% 15UTC) 68 64 67 43 36 29 25 24 27 37 45 52 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.4 80.0 163.5 38.2 38.7 11.0 0.0 0.0 0.0 5.4 7.0 5.5 376.7 DAYS WITH PRECIPITATION >=10 1 2 6 1 1 1 0 0 0 0 0 0 12 DAYS WITH PRECIPITATION >= 5 3 5 7 3 3 1 0 0 0 0 1 0 23 DAYS WITH PRECIPITATION >= 1 4 9 19 5 7 1 0 0 0 2 1 1 49 DAYS WITH PRECIPITATION 6 12 21 7 8 1 0 0 0 4 1 5 65 GREATEST DAILY PRECIPITATION 15.6 24.0 41.0 14.0 13.1 11.0 0.0 0.0 0.0 3.0 7.0 4.8 41.0 DAY 20 5 4 16 21 28 ** ** ** 17 12 1 DAY WITH THUNDER STORM 0 0 1 6 1 0 0 0 0 1 0 0 9 DAYS WITH SNOW OR SLEET 5 4 6 2 0 0 0 0 0 1 1 1 20 DAYS WITH DUST 0 0 0 1 0 0 2 2 3 0 0 0 8 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 45 45 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 7.5 9.6 9.5 11.0 9.7 11.6 14.4 13.7 10.6 9.7 9.0 6.1 10.2 PREVAILING WIND PERCENT 9.7 14.2 28.6 24.6 28.2 35.8 51.6 27.4 31.3 14.9 12.9 8.9 20.2 CALMS PERCENT OF WIND 69.8 56.5 51.6 45.0 46.4 25.0 11.7 28.2 46.3 56.0 66.7 77.0 48.3 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 39 63 103 70 80 68 40 48 89 53 48 342 59 VECTOR WIND MAGNITUDE(KNOTS) 1.1 1.4 2.0 2.5 3.5 7.2 10.7 7.3 3.1 1.6 1.8 0.2 3.3 WIND STEADINESES (MEAN %) 42.3 35.0 43.5 41.0 71.4 82.8 89.9 83.0 60.8 40.0 62.1 13.3 61.1 WIND SPEED (MEAN KNOTS) 2.6 4.0 4.6 6.1 4.9 8.7 11.9 8.8 5.1 4.0 2.9 1.5 5.4 FASTEST WIND DIRECTION 250 40 270 260 340 60 20 30 90 10 70 20 20 FASTEST WIND SPEED (KNOTS) 16 25 21 27 19 27 37 29 19 23 16 16 37 DAY 7 22 26 20 12 25 26 1 20 2 2 2 DAYS WITH SKY CLEAR (0-2)/8 15 13 7 11 18 27 31 31 29 26 24 20 252 DAYS WITH P.CLOUDY (3-6)/8 12 8 11 13 10 3 0 0 1 4 5 8 75 DAYS WITH CLOUDY (7-8)/8 4 8 13 6 3 0 0 0 0 1 1 3 39 DAYS WITH VISIBILITY =< 2 KM 2 0 4 0 1 0 1 0 0 0 2 1 11 DURATION OF SUNSHINE HOURS 197.9 159.0 163.4 214.3 279.2 367.1 392.7 380.2 323.2 296.4 253.2 199.6 3226.2 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.7 854.7 853.2 855.1 855.4 852.7 852.6 853.5 853.8 857.9 860.5 859.4 855.5 MAX. QFE PRESSURE IN HPA 864.7 859.6 858.3 860.5 860.2 856.3 860.1 860.8 862.1 865.8 869.2 866.4 869.2 DAY-HOUR 10- 6 13- 6 12- 6 5- 6 4- 6 12- 6 3-18 29- 6 25- 6 2- 6 19- 6 8- 6 MIN. QFE PRESSURE IN HPA 851.5 844.6 847.2 846.5 850.1 847.3 848.8 847.7 847.2 850.4 854.7 852.4 844.6 DAY-HOUR 7- 0 5-18 14-12 10-15 29-15 6-12 6-12 8-12 19-12 27-12 29- 9 15-12 MEAN QNH PRESSURE IN HPA 1021.1 1017.6 1015.9 1018.0 1018.5 1015.3 1015.2 1016.2 1016.5 1021.3 1024.3 1023.1 1018.6 MAX. QNH PRESSURE IN HPA 1029.1 1023.3 1021.8 1024.3 1023.9 1019.4 1023.8 1024.6 1026.1 1030.4 1034.3 1031.1 1034.3 DAY-HOUR 10- 6 13- 6 12- 6 5- 6 4- 6 12- 6 3-18 29- 6 25- 6 2- 6 19- 6 8- 6 MIN. QNH PRESSURE IN HPA 1013.9 1006.0 1009.0 1008.2 1012.3 1009.1 1010.8 1009.5 1009.0 1012.7 1017.6 1015.0 1006.0 DAY-HOUR 7- 0 5-18 14-12 10-15 29-15 6-12 6-12 8-12 19-12 27-12 29- 9 15-12 MEAN QFF PRESSURE IN HPA 1025.3 1019.1 1015.4 1013.6 1010.6 1003.7 1002.8 1004.8 1006.0 1016.2 1023.7 1024.6 1013.8 MAX. QFF PRESSURE IN HPA 1036.8 1027.5 1022.7 1027.3 1018.7 1009.3 1012.3 1017.3 1018.8 1027.4 1037.4 1037.5 1037.5 DAY-HOUR 10-18 28- 0 21- 6 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 20- 3 18-21 7- 3 MIN. QFF PRESSURE IN HPA 1011.8 1007.1 1004.1 1003.4 1002.6 994.6 998.0 997.6 997.7 1005.4 1013.3 1014.5 994.6 DAY-HOUR 7- 0 5-18 26-12 10-15 29-15 6-12 29- 0 7-12 19-12 15- 0 10-12 15-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 857.3 854.4 852.6 854.6 855.1 852.5 852.4 853.2 853.6 857.6 860.2 859.0 855.2 MAX. QFE PRESSURE IN HPA 863.0 858.6 856.4 859.0 858.7 855.2 858.9 859.3 859.9 864.5 868.4 865.0 868.4 DAY 10 14 22 5 5 12 4 30 25 2 19 8 MIN. QFE PRESSURE IN HPA 851.5 847.6 847.8 848.1 851.0 848.4 849.1 849.0 848.7 852.0 855.3 852.7 847.6 DAY 7 6 27 11 30 6 29 8 19 31 29 16 MEAN QNH PRESSURE IN HPA 1020.6 1017.2 1015.1 1017.5 1018.1 1015.0 1014.9 1015.9 1016.3 1020.9 1023.9 1022.6 1018.2 MAX. QNH PRESSURE IN HPA 1027.2 1022.1 1019.6 1022.6 1022.2 1018.2 1022.4 1022.9 1023.6 1028.9 1033.4 1029.5 1033.4 DAY 10 14 22 5 5 12 4 30 25 2 19 8 MIN. QNH PRESSURE IN HPA 1013.9 1009.4 1009.7 1010.0 1013.3 1010.3 1011.2 1011.0 1010.7 1014.5 1018.3 1015.3 1009.4 DAY 7 6 27 11 30 6 29 8 19 31 29 16 MEAN QFF PRESSURE IN HPA 1024.4 1018.4 1014.5 1012.9 1010.5 1003.6 1002.6 1004.4 1005.8 1015.6 1022.7 1023.6 1013.2 MAX. QFF PRESSURE IN HPA 1034.3 1027.5 1020.0 1025.8 1017.7 1008.0 1010.7 1014.6 1015.5 1026.1 1036.1 1034.3 1036.1 DAY 11 28 29 5 3 14 4 30 25 20 19 7 MIN. QFF PRESSURE IN HPA 1011.8 1009.1 1004.3 1005.0 1004.1 996.1 998.0 999.1 999.0 1005.4 1013.8 1015.5 996.1 DAY 7 11 27 14 30 7 29 7 20 15 10 30 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 857.5 854.7 853.1 855.2 855.9 853.3 853.1 853.9 854.3 858.1 860.5 859.4 855.7 MAX. QFE PRESSURE IN HPA 863.5 858.3 857.2 859.6 859.4 856.0 859.1 860.0 861.2 865.4 867.9 865.3 867.9 DAY 10 24 12 5 7 12 4 30 25 2 19 8 MIN. QFE PRESSURE IN HPA 851.5 848.4 848.3 848.9 851.9 849.0 850.3 849.6 849.0 852.0 854.8 852.8 848.3 DAY 20 6 26 11 30 6 7 8 19 31 29 25 MEAN QNH PRESSURE IN HPA 1020.9 1017.6 1015.8 1018.1 1018.9 1016.0 1015.8 1016.6 1017.1 1021.6 1024.3 1023.0 1018.8 MAX. QNH PRESSURE IN HPA 1027.7 1021.8 1020.5 1023.3 1023.0 1019.1 1022.7 1023.7 1025.1 1029.9 1032.8 1029.8 1032.8 DAY 10 24 12 5 7 12 4 30 25 2 19 8 MIN. QNH PRESSURE IN HPA 1013.9 1010.3 1010.2 1010.9 1014.4 1011.0 1012.5 1011.7 1011.0 1014.5 1017.7 1015.4 1010.2 DAY 20 6 26 11 30 6 7 8 19 31 29 25 MEAN QFF PRESSURE IN HPA 1026.3 1019.8 1015.9 1014.2 1011.2 1004.6 1003.6 1005.7 1007.7 1017.6 1025.0 1026.0 1014.8 MAX. QFF PRESSURE IN HPA 1036.2 1027.0 1022.3 1027.1 1018.1 1009.3 1011.3 1017.3 1017.9 1027.4 1036.2 1037.5 1037.5 DAY 11 28 12 5 3 12 4 30 25 20 19 7 MIN. QFF PRESSURE IN HPA 1014.4 1011.4 1006.1 1006.6 1003.9 997.0 999.7 999.4 1000.9 1009.1 1015.1 1017.2 997.0 DAY 7 11 26 11 30 6 29 9 9 15 10 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 858.9 855.6 854.1 856.0 856.5 853.6 853.5 854.4 854.9 859.0 861.7 860.6 856.6 MAX. QFE PRESSURE IN HPA 864.7 859.6 858.3 860.5 860.2 856.3 859.6 860.8 862.1 865.8 869.2 866.4 869.2 DAY 10 13 12 5 4 12 3 29 25 2 19 8 MIN. QFE PRESSURE IN HPA 853.1 848.5 848.5 849.3 853.0 849.1 850.7 850.3 849.1 853.2 855.7 854.4 848.5 DAY 20 5 26 10 30 6 6 8 19 27 29 25 MEAN QNH PRESSURE IN HPA 1022.4 1018.7 1017.0 1019.2 1019.6 1016.4 1016.2 1017.3 1017.8 1022.6 1025.7 1024.4 1019.8 MAX. QNH PRESSURE IN HPA 1029.1 1023.3 1021.8 1024.3 1023.9 1019.4 1023.3 1024.6 1026.1 1030.4 1034.3 1031.1 1034.3 DAY 10 13 12 5 4 12 3 29 25 2 19 8 MIN. QNH PRESSURE IN HPA 1015.8 1010.5 1010.5 1011.4 1015.7 1011.2 1013.0 1012.5 1011.2 1015.9 1018.8 1017.3 1010.5 DAY 20 5 26 10 30 6 6 8 19 27 29 25 MEAN QFF PRESSURE IN HPA 1026.5 1020.4 1016.6 1014.7 1011.9 1004.8 1003.9 1005.8 1007.1 1017.1 1024.8 1025.8 1015.0 MAX. QFF PRESSURE IN HPA 1035.8 1027.4 1022.7 1027.3 1018.7 1009.3 1011.1 1016.0 1018.8 1026.8 1036.6 1035.2 1036.6 DAY 11 4 21 5 4 12 3 30 25 19 19 7 MIN. QFF PRESSURE IN HPA 1017.0 1010.7 1005.4 1006.7 1005.2 997.0 1000.1 1000.4 998.9 1009.6 1016.3 1017.4 997.0 DAY 7 11 26 10 30 6 7 7 19 27 3 15 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 857.8 854.8 853.6 855.3 855.8 853.0 852.8 853.7 853.9 857.9 860.6 859.5 855.7 MAX. QFE PRESSURE IN HPA 863.8 859.6 858.1 860.0 860.0 855.7 859.6 860.3 860.4 864.4 868.0 865.1 868.0 DAY 10 18 12 7 4 12 3 29 25 2 19 8 MIN. QFE PRESSURE IN HPA 852.8 845.9 847.7 847.5 852.4 848.3 849.6 849.1 848.5 851.8 854.7 853.5 845.9 DAY 19 5 26 10 29 6 6 8 19 27 29 15 MEAN QNH PRESSURE IN HPA 1021.2 1017.7 1016.3 1018.3 1018.8 1015.6 1015.5 1016.4 1016.7 1021.3 1024.4 1023.2 1018.8 MAX. QNH PRESSURE IN HPA 1028.1 1023.3 1021.5 1023.7 1023.7 1018.8 1023.3 1024.1 1024.2 1028.8 1032.9 1029.6 1032.9 DAY 10 18 12 7 4 12 3 29 25 2 19 8 MIN. QNH PRESSURE IN HPA 1015.4 1007.5 1009.5 1009.3 1015.0 1010.2 1011.7 1011.2 1010.5 1014.3 1017.6 1016.2 1007.5 DAY 19 5 26 10 29 6 6 8 19 27 29 15 MEAN QFF PRESSURE IN HPA 1024.9 1018.8 1015.5 1013.6 1010.7 1003.9 1002.8 1004.5 1005.4 1015.3 1023.1 1023.9 1013.5 MAX. QFF PRESSURE IN HPA 1034.0 1025.6 1020.6 1025.2 1018.1 1008.4 1010.7 1014.8 1015.8 1025.0 1035.3 1034.3 1035.3 DAY 10 27 12 5 4 12 3 30 25 20 18 7 MIN. QFF PRESSURE IN HPA 1015.6 1008.5 1004.8 1003.6 1004.1 995.9 998.8 998.0 997.9 1007.4 1014.1 1016.5 995.9 DAY 7 5 26 10 19 6 6 7 19 27 3 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 857.1 853.8 852.7 854.3 854.7 851.8 851.9 852.6 852.6 857.0 859.8 858.7 854.7 MAX. QFE PRESSURE IN HPA 862.7 857.9 856.6 859.2 858.4 854.0 858.8 858.9 858.7 864.2 867.6 864.6 867.6 DAY 10 13 12 7 4 13 3 29 25 2 18 7 MIN. QFE PRESSURE IN HPA 851.7 845.0 847.2 847.1 851.0 847.3 848.8 847.7 847.2 850.4 854.8 852.4 845.0 DAY 19 5 14 10 29 6 6 8 19 27 29 15 MEAN QNH PRESSURE IN HPA 1020.3 1016.5 1015.3 1017.1 1017.6 1014.2 1014.4 1015.2 1015.2 1020.2 1023.5 1022.2 1017.6 MAX. QNH PRESSURE IN HPA 1026.8 1021.3 1019.8 1022.8 1021.9 1016.8 1022.3 1022.4 1022.2 1028.6 1032.5 1029.0 1032.5 DAY 10 13 12 7 4 13 3 29 25 2 18 7 MIN. QNH PRESSURE IN HPA 1014.2 1006.4 1009.0 1008.8 1013.3 1009.1 1010.8 1009.5 1009.0 1012.7 1017.7 1015.0 1006.4 DAY 19 5 14 10 29 6 6 8 19 27 29 15 MEAN QFF PRESSURE IN HPA 1024.0 1017.7 1014.5 1012.5 1009.9 1002.6 1001.8 1003.6 1004.4 1014.9 1022.4 1023.2 1012.6 MAX. QFF PRESSURE IN HPA 1032.8 1025.5 1019.1 1024.8 1016.9 1008.8 1010.1 1014.4 1013.7 1024.7 1036.0 1034.1 1036.0 DAY 10 27 29 4 3 16 3 30 25 2 18 7 MIN. QFF PRESSURE IN HPA 1015.5 1008.3 1004.1 1004.8 1003.9 994.6 998.3 997.6 997.7 1006.3 1013.3 1016.0 994.6 DAY 7 5 26 10 29 6 28 7 19 27 10 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.6 854.4 853.0 854.4 854.7 851.8 852.0 852.8 852.8 857.5 860.3 859.3 855.0 MAX. QFE PRESSURE IN HPA 863.3 858.4 857.0 858.9 858.4 854.4 858.8 859.1 859.0 864.4 868.4 865.0 868.4 DAY 10 8 12 7 4 11 3 29 25 2 18 7 MIN. QFE PRESSURE IN HPA 852.4 844.7 847.7 846.5 850.1 847.4 848.9 848.1 847.9 851.0 855.4 852.4 844.7 DAY 19 5 26 10 29 6 6 8 19 27 28 15 MEAN QNH PRESSURE IN HPA 1021.0 1017.3 1015.6 1017.3 1017.6 1014.3 1014.5 1015.4 1015.5 1020.8 1024.1 1022.9 1018.0 MAX. QNH PRESSURE IN HPA 1027.5 1021.9 1020.3 1022.4 1021.9 1017.3 1022.3 1022.7 1022.6 1028.8 1033.4 1029.5 1033.4 DAY 10 8 12 7 4 11 3 29 25 2 18 7 MIN. QNH PRESSURE IN HPA 1015.0 1006.1 1009.5 1008.2 1012.3 1009.2 1010.9 1010.0 1009.8 1013.3 1018.4 1015.0 1006.1 DAY 19 5 26 10 29 6 6 8 19 27 28 15 MEAN QFF PRESSURE IN HPA 1026.3 1019.3 1015.6 1013.3 1009.6 1002.8 1002.2 1004.4 1005.9 1016.9 1024.8 1025.8 1013.9 MAX. QFF PRESSURE IN HPA 1035.9 1026.2 1020.5 1025.5 1016.7 1008.7 1010.6 1015.8 1015.1 1026.1 1037.1 1036.4 1037.1 DAY 10 27 1 4 3 16 3 30 25 2 18 7 MIN. QFF PRESSURE IN HPA 1017.5 1007.5 1005.4 1003.4 1002.6 995.1 998.4 998.5 1000.0 1009.3 1016.5 1016.3 995.1 DAY 6 5 26 10 29 6 6 8 19 27 10 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 858.0 855.1 853.6 855.5 855.7 852.9 852.9 853.9 854.1 858.3 860.8 859.8 855.9 MAX. QFE PRESSURE IN HPA 863.9 859.0 857.5 860.0 859.7 855.8 860.1 860.5 859.6 865.1 869.1 865.7 869.1 DAY 10 18 12 4 4 11 3 29 24 2 18 7 MIN. QFE PRESSURE IN HPA 852.4 844.6 847.8 847.8 851.9 848.1 849.4 849.1 849.5 851.8 855.4 852.6 844.6 DAY 19 5 13 10 29 6 6 8 19 27 28 15 MEAN QNH PRESSURE IN HPA 1021.4 1018.0 1016.4 1018.6 1018.7 1015.5 1015.6 1016.6 1016.9 1021.7 1024.6 1023.5 1019.0 MAX. QNH PRESSURE IN HPA 1028.2 1022.6 1020.8 1023.7 1023.4 1018.9 1023.8 1024.3 1023.3 1029.6 1034.2 1030.3 1034.2 DAY 10 18 12 4 4 11 3 29 24 2 18 7 MIN. QNH PRESSURE IN HPA 1015.0 1006.0 1009.7 1009.7 1014.4 1010.0 1011.5 1011.2 1011.6 1014.3 1018.4 1015.2 1006.0 DAY 19 5 13 10 29 6 6 8 19 27 28 15 MEAN QFF PRESSURE IN HPA 1025.5 1019.7 1015.9 1014.0 1010.9 1004.0 1003.3 1005.3 1006.2 1016.4 1023.9 1024.9 1014.2 MAX. QFF PRESSURE IN HPA 1036.8 1026.8 1021.6 1027.1 1018.5 1008.8 1012.3 1015.8 1015.6 1026.8 1037.4 1035.6 1037.4 DAY 10 27 20 4 4 16 3 29 24 2 18 7 MIN. QFF PRESSURE IN HPA 1015.2 1007.1 1006.1 1004.6 1004.8 996.0 998.9 999.1 1000.0 1008.3 1016.7 1014.5 996.0 DAY 6 5 26 10 29 6 6 8 19 27 9 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 857.7 854.8 853.3 855.3 855.5 852.7 852.6 853.6 854.0 858.0 860.5 859.3 855.6 MAX. QFE PRESSURE IN HPA 863.3 858.9 856.5 859.9 860.1 855.2 859.3 859.9 860.2 864.3 869.1 865.7 869.1 DAY 9 23 6 4 7 11 3 29 24 1 18 7 MIN. QFE PRESSURE IN HPA 851.7 846.6 848.3 848.2 850.7 848.6 849.2 849.1 848.9 851.9 855.5 852.6 846.6 DAY 19 5 13 10 29 6 6 8 19 27 28 15 MEAN QNH PRESSURE IN HPA 1021.1 1017.8 1016.0 1018.3 1018.5 1015.3 1015.2 1016.4 1016.8 1021.4 1024.3 1022.9 1018.7 MAX. QNH PRESSURE IN HPA 1027.5 1022.4 1019.7 1023.6 1023.8 1018.2 1022.9 1023.6 1023.9 1028.7 1034.2 1030.3 1034.2 DAY 9 23 6 4 7 11 3 29 24 1 18 7 MIN. QNH PRESSURE IN HPA 1014.2 1008.3 1010.2 1010.1 1013.0 1010.6 1011.3 1011.2 1010.9 1014.4 1018.5 1015.2 1008.3 DAY 19 5 13 10 29 6 6 8 19 27 28 15 MEAN QFF PRESSURE IN HPA 1024.8 1018.8 1015.1 1013.6 1010.2 1003.6 1002.6 1004.8 1005.6 1015.6 1023.1 1023.7 1013.5 MAX. QFF PRESSURE IN HPA 1035.3 1026.1 1020.9 1027.0 1017.7 1008.0 1011.4 1015.1 1016.1 1025.8 1037.4 1034.4 1037.4 DAY 10 27 20 4 2 16 3 29 24 2 18 7 MIN. QFF PRESSURE IN HPA 1012.9 1009.0 1005.2 1004.4 1003.0 996.7 998.8 998.4 999.1 1006.3 1015.1 1014.7 996.7 DAY 6 5 26 10 29 5 25 6 19 14 2 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.0 1.9 5.8 13.0 18.6 24.8 27.8 25.4 21.2 15.9 6.6 2.7 13.8 MINIMUN AIR TEMPERATURE (C) -3.1 -4.6 0.2 6.9 11.4 17.8 20.9 17.5 13.4 9.4 1.8 -0.8 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 8 14 8 1 0 0 0 32 DAYS WITH MINIMUM TEMP. <=-4 13 18 3 0 0 0 0 0 0 0 1 4 39 DAYS WITH FREEZING MIN.<= 0 28 24 20 4 0 0 0 0 0 0 7 18 101 TEMPERATURE RECORDS LOWEST(C) -7.6 -13.0 -5.6 -0.5 3.4 12.4 15.8 10.4 8.8 3.4 -7.4 -6.8 -13.0 DAY 30 2 1 14 7 3 10 27 16 21 26 29 MAXIMUM AIR TEMPERATURE (C) 8.8 9.7 12.5 19.4 25.2 31.4 34.3 32.9 28.7 22.9 12.6 7.4 20.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 23 31 27 10 0 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.6 18.0 21.2 24.6 32.0 35.2 37.2 37.4 35.4 29.8 20.2 14.0 37.4 DAY 1 22 24 28 28 17 18 15 2 3 5 10 DIF. BETWEEN (MAX.-MIN.) (C) 11.9 14.3 12.3 12.5 13.8 13.6 13.4 15.4 15.3 13.5 10.8 8.2 12.9 MEAN DAILY TEMP. (MDT) (C) 2.9 2.6 6.3 13.2 18.3 24.6 27.6 25.2 21.1 16.2 7.2 3.3 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 15.6 107.1 205.0 133.0 34.1 1.5 0.0 0.0 496.4 HEATING DEG. DAYS(BASE 18 0C) 469.1 432.5 362.4 144.2 40.0 0.0 0.0 0.0 4.1 79.7 324.4 456.4 2312.9 DEWPOINT (MEAN C) -5.4 -7.9 -1.5 3.5 5.5 9.1 4.5 -1.3 -2.6 0.2 -0.3 -1.3 0.2 MIXING RATIO (G/KG) 3.08 2.65 4.21 6.08 6.82 8.74 6.45 4.32 3.82 4.83 4.63 4.14 4.98 VAPOUR PRESSURE (HPA) 4.21 3.63 5.72 8.25 9.27 11.80 8.72 5.88 5.23 6.60 6.34 5.67 6.78 SATURATION DEF. (HPA) 3.19 3.99 4.03 7.36 13.23 20.38 29.65 28.17 21.36 12.51 3.87 1.96 12.47 RELATIVE HUMIDITY (MEAN %) 62 53 64 57 46 39 24 19 23 41 66 77 48 RELATIVE HUMIDITY (MAX. %) 81 79 88 83 67 57 36 32 36 59 86 92 66 RELATIVE HUMIDITY (MIN. %) 41 30 40 35 29 26 16 10 13 24 43 59 31 RELATIVE HUMIDITY (MEAN% 03UTC) 74 70 82 76 60 50 32 28 33 51 80 87 60 RELATIVE HUMIDITY (MEAN% 09UTC) 47 37 48 43 34 30 18 12 15 30 46 65 35 RELATIVE HUMIDITY (MEAN% 15UTC) 56 44 55 42 37 34 19 13 16 36 64 75 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.1 2.0 61.6 32.3 39.5 65.0 0.0 0.0 0.0 53.8 24.4 41.4 356.1 DAYS WITH PRECIPITATION >=10 1 0 3 1 2 3 0 0 0 3 1 2 16 DAYS WITH PRECIPITATION >= 5 2 0 5 3 2 3 0 0 0 4 2 3 24 DAYS WITH PRECIPITATION >= 1 2 2 9 5 4 5 0 0 0 4 4 7 42 DAYS WITH PRECIPITATION 3 4 20 10 5 6 0 0 0 5 4 10 67 GREATEST DAILY PRECIPITATION 29.0 1.0 12.1 10.2 24.0 20.0 0.0 0.0 0.0 22.0 12.0 15.2 29.0 DAY 17 27 27 7 6 6 ** ** ** 24 14 11 DAY WITH THUNDER STORM 0 0 0 0 1 3 0 0 0 2 0 0 6 DAYS WITH SNOW OR SLEET 3 0 4 0 0 0 0 0 0 0 0 4 11 DAYS WITH DUST 0 0 2 1 2 1 0 0 0 1 0 0 7 WIND DIRECTION (PREVAILING) 360 360 90 90 90 45 90 45 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 7.8 11.3 10.0 8.9 8.7 10.9 9.7 10.1 9.5 8.2 7.7 8.0 9.4 PREVAILING WIND PERCENT 6.9 12.6 16.1 14.2 19.4 22.1 32.3 27.0 27.9 9.3 12.1 5.2 15.7 CALMS PERCENT OF WIND 76.2 55.2 52.4 54.6 39.9 33.3 30.2 41.9 53.3 70.2 79.6 84.3 55.9 NO. OF WIND OBSERVATION 248 223 248 240 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 337 23 113 131 46 49 64 53 92 200 82 42 61 VECTOR WIND MAGNITUDE(KNOTS) 0.3 1.0 0.9 0.6 2.4 4.8 6.3 4.9 3.0 0.1 0.9 0.3 1.9 WIND STEADINESES (MEAN %) 15.0 20.4 19.1 15.0 42.9 66.7 86.3 84.5 76.9 4.2 60.0 27.3 45.2 WIND SPEED (MEAN KNOTS) 2.0 4.9 4.7 4.0 5.6 7.2 7.3 5.8 3.9 2.4 1.5 1.1 4.2 FASTEST WIND DIRECTION 300 340 300 270 360 10 30 10 90 70 90 90 340 FASTEST WIND SPEED (KNOTS) 19 29 23 25 23 29 27 21 21 17 16 14 29 DAY 3 1 4 10 6 9 18 22 14 8 6 18 DAYS WITH SKY CLEAR (0-2)/8 15 21 13 12 20 22 30 31 29 22 16 13 244 DAYS WITH P.CLOUDY (3-6)/8 13 6 11 15 9 8 1 0 1 6 11 9 90 DAYS WITH CLOUDY (7-8)/8 3 1 7 3 2 0 0 0 0 3 3 9 31 DAYS WITH VISIBILITY =< 2 KM 1 0 2 0 0 0 0 0 1 0 0 5 9 DURATION OF SUNSHINE HOURS 203.6 235.8 209.3 244.8 311.7 315.2 395.4 386.2 327.1 255.2 220.1 141.3 3245.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.5 855.3 852.1 853.3 855.4 851.9 850.2 852.7 856.3 857.8 859.0 856.8 854.7 MAX. QFE PRESSURE IN HPA 863.3 861.7 864.6 860.0 861.6 857.6 854.1 856.6 861.6 863.3 867.7 865.0 867.7 DAY-HOUR 8- 6 25-18 11- 6 20-21 12- 6 8- 6 9- 3 24- 6 19- 6 8-18 8- 6 29- 6 MIN. QFE PRESSURE IN HPA 843.8 843.6 844.1 844.0 846.0 846.8 845.2 848.1 848.8 854.5 854.8 849.1 843.6 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 5-12 2-15 23-12 14- 0 10-12 MEAN QNH PRESSURE IN HPA 1018.5 1018.3 1014.7 1016.0 1018.4 1014.4 1012.4 1015.3 1019.4 1021.2 1022.6 1020.0 1017.6 MAX. QNH PRESSURE IN HPA 1027.5 1025.7 1029.0 1023.7 1025.6 1020.9 1016.9 1019.8 1025.6 1027.5 1032.6 1029.5 1032.6 DAY-HOUR 8- 6 25-18 11- 6 20-21 12- 6 8- 6 9- 3 24- 6 19- 6 8-18 8- 6 29- 6 MIN. QNH PRESSURE IN HPA 1005.0 1004.8 1005.4 1005.3 1007.6 1008.5 1006.7 1010.0 1010.8 1017.4 1017.7 1011.2 1004.8 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 5-12 2-15 23-12 14- 0 10-12 MEAN QFF PRESSURE IN HPA 1020.8 1020.7 1014.3 1011.2 1010.2 1002.5 999.1 1003.4 1010.1 1014.8 1021.8 1021.7 1012.5 MAX. QFF PRESSURE IN HPA 1031.8 1032.8 1031.9 1022.3 1021.3 1011.0 1005.6 1009.7 1018.5 1021.8 1033.9 1034.3 1034.3 DAY-HOUR 24- 3 8- 3 11- 6 14- 3 7- 3 8- 3 9- 6 27- 0 8- 3 9- 3 8- 6 29- 6 MIN. QFF PRESSURE IN HPA 1007.3 1005.6 1000.1 997.3 997.6 995.8 992.4 996.9 998.4 1007.9 1014.0 1008.8 992.4 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 1- 0 2-15 1-12 13- 0 11- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 855.3 854.5 851.6 852.8 855.1 851.8 850.0 852.4 856.1 857.5 858.6 856.5 854.3 MAX. QFE PRESSURE IN HPA 861.7 860.4 862.3 858.5 859.8 855.6 853.5 855.8 860.3 862.8 866.4 863.7 866.4 DAY 24 8 11 24 8 8 9 17 19 9 8 29 MIN. QFE PRESSURE IN HPA 844.1 843.6 844.1 845.1 846.0 847.2 846.4 848.9 850.7 854.6 854.8 849.8 843.6 DAY 18 1 30 10 5 24 16 1 3 23 14 11 MEAN QNH PRESSURE IN HPA 1018.3 1017.4 1014.0 1015.5 1018.0 1014.3 1012.2 1014.9 1019.3 1020.9 1022.1 1019.6 1017.2 MAX. QNH PRESSURE IN HPA 1025.7 1024.2 1026.4 1022.0 1023.5 1018.6 1016.2 1018.9 1024.1 1026.9 1031.1 1028.0 1031.1 DAY 24 8 11 24 8 8 9 17 19 9 8 29 MIN. QNH PRESSURE IN HPA 1005.4 1004.8 1005.4 1006.5 1007.6 1009.0 1008.0 1010.9 1013.0 1017.5 1017.7 1012.0 1004.8 DAY 18 1 30 10 5 24 16 1 3 23 14 11 MEAN QFF PRESSURE IN HPA 1020.0 1019.1 1013.3 1010.6 1010.0 1002.5 998.8 1003.1 1009.7 1014.2 1021.1 1021.0 1012.0 MAX. QFF PRESSURE IN HPA 1029.3 1031.0 1027.4 1020.0 1020.4 1008.4 1004.3 1009.7 1016.4 1019.9 1032.1 1033.3 1033.3 DAY 24 8 12 14 7 8 9 27 19 9 8 29 MIN. QFF PRESSURE IN HPA 1007.6 1005.6 1000.1 1000.2 997.6 996.3 993.9 996.9 1000.7 1008.1 1014.0 1008.8 993.9 DAY 18 1 30 11 5 24 17 1 3 1 13 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 855.6 854.9 852.2 853.6 855.9 852.5 850.6 853.0 856.7 858.1 859.0 856.7 854.9 MAX. QFE PRESSURE IN HPA 862.0 860.6 863.5 858.6 860.9 857.0 854.1 855.8 861.1 862.9 866.8 863.7 866.8 DAY 24 8 11 14 12 8 9 17 19 9 8 29 MIN. QFE PRESSURE IN HPA 846.5 844.6 844.5 846.2 846.5 848.1 846.7 849.7 851.1 855.2 854.8 850.5 844.5 DAY 18 1 30 10 5 24 16 5 2 24 14 10 MEAN QNH PRESSURE IN HPA 1018.7 1017.8 1014.7 1016.4 1018.9 1015.1 1012.9 1015.6 1020.0 1021.5 1022.5 1019.9 1017.8 MAX. QNH PRESSURE IN HPA 1026.0 1024.4 1027.7 1022.1 1024.7 1020.3 1016.9 1018.9 1025.0 1027.1 1031.5 1028.0 1031.5 DAY 24 8 11 14 12 8 9 17 19 9 8 29 MIN. QNH PRESSURE IN HPA 1008.2 1006.0 1005.9 1007.8 1008.2 1010.0 1008.4 1011.8 1013.5 1018.2 1017.7 1012.8 1005.9 DAY 18 1 30 10 5 24 16 5 2 24 14 10 MEAN QFF PRESSURE IN HPA 1021.9 1021.3 1015.1 1011.9 1011.1 1003.4 999.9 1004.3 1011.4 1016.0 1022.7 1022.4 1013.5 MAX. QFF PRESSURE IN HPA 1031.8 1032.8 1030.2 1022.3 1021.3 1011.0 1005.4 1009.3 1018.5 1021.8 1033.6 1034.1 1034.1 DAY 24 8 11 14 7 8 9 25 8 9 8 29 MIN. QFF PRESSURE IN HPA 1010.5 1008.0 1001.2 1001.9 998.5 997.7 994.3 998.5 1001.2 1010.3 1015.2 1012.7 994.3 DAY 18 1 30 10 5 24 16 1 3 1 13 11 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.8 856.2 853.3 854.5 856.4 852.8 851.0 853.5 857.6 859.0 860.1 858.0 855.7 MAX. QFE PRESSURE IN HPA 863.3 861.6 864.6 859.6 861.6 857.6 853.9 856.6 861.6 862.9 867.7 865.0 867.7 DAY 8 25 11 23 12 8 9 24 19 9 8 29 MIN. QFE PRESSURE IN HPA 848.7 847.7 846.0 847.2 848.1 848.4 846.1 849.8 851.4 856.0 856.0 851.4 846.0 DAY 17 1 30 10 5 24 16 14 2 24 14 11 MEAN QNH PRESSURE IN HPA 1020.0 1019.3 1015.9 1017.3 1019.6 1015.4 1013.4 1016.2 1020.9 1022.5 1023.8 1021.4 1018.8 MAX. QNH PRESSURE IN HPA 1027.5 1025.6 1029.0 1023.3 1025.6 1020.9 1016.7 1019.8 1025.6 1027.1 1032.6 1029.5 1032.6 DAY 8 25 11 23 12 8 9 24 19 9 8 29 MIN. QNH PRESSURE IN HPA 1010.7 1009.5 1007.6 1009.0 1010.0 1010.3 1007.7 1012.0 1013.8 1019.1 1019.1 1013.8 1007.6 DAY 17 1 30 10 5 24 16 14 2 24 14 11 MEAN QFF PRESSURE IN HPA 1022.4 1021.7 1015.6 1012.5 1011.5 1003.4 1000.0 1004.3 1011.4 1015.9 1022.9 1023.2 1013.7 MAX. QFF PRESSURE IN HPA 1031.6 1031.3 1031.9 1021.9 1020.5 1010.8 1005.6 1009.7 1018.3 1021.1 1033.9 1034.3 1034.3 DAY 24 8 11 14 7 8 9 28 7 9 8 29 MIN. QFF PRESSURE IN HPA 1012.1 1008.6 1002.8 1002.6 1000.5 996.7 993.2 1000.0 1001.5 1010.5 1016.6 1012.8 993.2 DAY 17 23 30 10 5 24 16 14 2 1 5 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 855.7 855.4 852.4 853.7 855.6 852.1 850.4 852.8 856.4 857.8 859.0 856.7 854.8 MAX. QFE PRESSURE IN HPA 862.3 860.4 863.8 859.9 861.1 856.6 853.0 856.3 860.2 861.7 866.4 862.9 866.4 DAY 19 25 11 23 12 8 21 24 7 9 8 29 MIN. QFE PRESSURE IN HPA 846.9 849.8 846.3 846.1 847.9 848.0 846.3 849.1 850.4 855.0 855.4 850.2 846.1 DAY 17 23 17 11 5 24 16 13 2 23 14 10 MEAN QNH PRESSURE IN HPA 1018.7 1018.4 1015.0 1016.4 1018.6 1014.7 1012.7 1015.4 1019.6 1021.1 1022.5 1019.9 1017.8 MAX. QNH PRESSURE IN HPA 1026.4 1024.2 1028.1 1023.6 1025.0 1019.8 1015.7 1019.4 1023.9 1025.7 1031.1 1027.1 1031.1 DAY 19 25 11 23 12 8 21 24 7 9 8 29 MIN. QNH PRESSURE IN HPA 1008.6 1012.0 1007.9 1007.7 1009.8 1009.9 1007.9 1011.2 1012.7 1018.0 1018.4 1012.4 1007.7 DAY 17 23 17 11 5 24 16 13 2 23 14 10 MEAN QFF PRESSURE IN HPA 1020.4 1020.3 1014.2 1011.5 1010.2 1002.5 999.2 1003.1 1009.7 1014.2 1021.3 1021.2 1012.3 MAX. QFF PRESSURE IN HPA 1029.8 1029.5 1029.7 1019.8 1019.3 1009.3 1004.1 1009.0 1016.1 1018.8 1031.7 1031.6 1031.7 DAY 19 8 11 14 7 8 9 28 7 9 8 29 MIN. QFF PRESSURE IN HPA 1010.7 1007.5 1001.2 1001.2 1000.5 996.2 993.9 998.0 1000.5 1009.2 1015.0 1010.7 993.9 DAY 17 23 25 11 5 24 16 13 2 5 5 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 854.8 854.6 851.3 852.5 854.6 851.0 849.4 851.7 855.1 856.8 858.2 856.0 853.8 MAX. QFE PRESSURE IN HPA 861.8 859.5 861.6 858.8 860.1 854.9 852.4 855.2 859.1 861.1 866.1 861.9 866.1 DAY 19 25 11 23 12 8 19 28 18 9 7 28 MIN. QFE PRESSURE IN HPA 845.4 848.1 845.1 845.1 848.7 847.2 845.4 848.1 849.0 854.5 855.0 849.1 845.1 DAY 17 27 17 10 5 24 16 5 2 23 19 10 MEAN QNH PRESSURE IN HPA 1017.7 1017.5 1013.7 1015.0 1017.4 1013.3 1011.5 1014.2 1018.1 1020.0 1021.6 1019.1 1016.6 MAX. QNH PRESSURE IN HPA 1025.8 1023.1 1025.6 1022.3 1023.8 1017.8 1015.0 1018.2 1022.7 1025.0 1030.7 1025.9 1030.7 DAY 19 25 11 23 12 8 19 28 18 9 7 28 MIN. QNH PRESSURE IN HPA 1006.9 1010.0 1006.5 1006.5 1010.7 1009.0 1006.9 1010.0 1011.0 1017.4 1018.0 1011.2 1006.5 DAY 17 27 17 10 5 24 16 5 2 23 19 10 MEAN QFF PRESSURE IN HPA 1019.5 1019.2 1013.1 1010.1 1009.4 1001.5 998.1 1002.5 1008.6 1013.4 1020.7 1020.4 1011.4 MAX. QFF PRESSURE IN HPA 1029.0 1026.4 1026.3 1018.4 1018.7 1007.0 1003.4 1009.1 1014.6 1018.4 1030.6 1029.9 1030.6 DAY 19 8 11 14 7 4 9 27 19 31 7 28 MIN. QFF PRESSURE IN HPA 1008.8 1008.4 1002.5 1000.6 1003.4 996.4 992.9 997.5 998.8 1007.9 1014.3 1009.3 992.9 DAY 17 23 25 10 4 24 16 13 2 1 5 10 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.2 855.3 851.8 852.5 854.6 851.0 849.4 852.0 855.4 857.4 858.9 856.7 854.2 MAX. QFE PRESSURE IN HPA 862.2 860.2 862.0 858.4 859.8 854.5 852.5 855.4 859.5 862.0 867.0 863.3 867.0 DAY 19 25 11 23 12 7 19 28 18 8 7 28 MIN. QFE PRESSURE IN HPA 845.3 849.0 845.8 844.2 848.7 846.8 845.2 848.1 848.8 854.6 855.7 849.8 844.2 DAY 17 27 17 10 4 23 16 5 2 23 19 10 MEAN QNH PRESSURE IN HPA 1018.2 1018.3 1014.2 1015.1 1017.5 1013.3 1011.5 1014.5 1018.4 1020.7 1022.5 1019.9 1017.0 MAX. QNH PRESSURE IN HPA 1026.2 1023.9 1026.0 1021.9 1023.5 1017.4 1015.1 1018.4 1023.1 1026.0 1031.8 1027.5 1031.8 DAY 19 25 11 23 12 7 19 28 18 8 7 28 MIN. QNH PRESSURE IN HPA 1006.8 1011.0 1007.4 1005.5 1010.7 1008.5 1006.7 1010.0 1010.8 1017.5 1018.8 1012.0 1005.5 DAY 17 27 17 10 4 23 16 5 2 23 19 10 MEAN QFF PRESSURE IN HPA 1021.4 1021.8 1014.5 1010.6 1009.6 1001.7 998.6 1003.2 1009.9 1015.3 1022.7 1022.3 1012.6 MAX. QFF PRESSURE IN HPA 1031.4 1028.9 1027.8 1020.0 1018.2 1008.3 1003.5 1009.4 1016.5 1021.3 1032.8 1032.7 1032.8 DAY 19 7 11 13 7 6 9 28 7 31 7 28 MIN. QFF PRESSURE IN HPA 1008.6 1009.9 1004.1 999.4 1001.5 995.8 992.4 997.9 998.4 1009.9 1015.5 1012.6 992.4 DAY 17 27 25 10 4 23 16 5 2 6 5 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 855.6 856.0 852.6 853.5 855.6 852.1 850.5 853.1 856.5 858.1 859.3 857.1 855.0 MAX. QFE PRESSURE IN HPA 861.7 861.7 863.6 859.0 860.1 855.9 852.7 856.6 860.9 863.3 867.5 864.4 867.5 DAY 19 25 11 23 11 7 20 28 18 8 7 28 MIN. QFE PRESSURE IN HPA 844.6 848.8 845.8 844.0 848.5 847.8 846.8 849.7 850.5 855.0 855.7 850.1 844.0 DAY 17 27 25 10 4 23 16 5 2 23 19 10 MEAN QNH PRESSURE IN HPA 1018.6 1019.1 1015.2 1016.2 1018.6 1014.6 1012.8 1015.8 1019.7 1021.5 1023.0 1020.3 1017.9 MAX. QNH PRESSURE IN HPA 1025.7 1025.7 1027.9 1022.6 1023.8 1019.0 1015.3 1019.8 1024.7 1027.5 1032.4 1028.8 1032.4 DAY 19 25 11 23 11 7 20 28 18 8 7 28 MIN. QNH PRESSURE IN HPA 1006.0 1010.8 1007.4 1005.3 1010.5 1009.7 1008.5 1011.8 1012.8 1018.0 1018.8 1012.3 1005.3 DAY 17 27 25 10 4 23 16 5 2 23 19 10 MEAN QFF PRESSURE IN HPA 1021.1 1021.6 1014.7 1011.2 1010.5 1002.6 999.4 1003.9 1010.2 1014.9 1022.1 1022.1 1012.9 MAX. QFF PRESSURE IN HPA 1030.2 1031.1 1030.0 1020.4 1020.1 1008.5 1003.8 1009.7 1016.8 1021.6 1032.8 1033.6 1033.6 DAY 19 7 11 13 6 5 9 28 7 8 7 28 MIN. QFF PRESSURE IN HPA 1008.4 1008.5 1001.6 997.3 1000.6 996.3 993.4 999.6 1000.1 1009.4 1015.6 1010.4 993.4 DAY 17 27 25 10 4 23 16 19 2 5 5 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 855.2 855.6 852.2 853.4 855.3 852.1 850.4 853.0 856.5 857.9 859.0 856.7 854.8 MAX. QFE PRESSURE IN HPA 861.8 861.1 863.2 860.0 860.2 856.3 853.4 855.8 860.9 863.0 867.1 864.3 867.1 DAY 23 25 11 20 7 6 8 16 18 8 7 28 MIN. QFE PRESSURE IN HPA 843.8 847.5 845.8 844.5 846.9 847.8 847.1 849.2 850.7 854.6 855.0 849.5 843.8 DAY 17 27 29 10 4 23 15 5 2 23 19 10 MEAN QNH PRESSURE IN HPA 1018.1 1018.7 1014.7 1016.1 1018.3 1014.6 1012.7 1015.6 1019.7 1021.3 1022.6 1019.9 1017.7 MAX. QNH PRESSURE IN HPA 1025.8 1025.0 1027.4 1023.7 1023.9 1019.4 1016.1 1018.9 1024.7 1027.2 1031.9 1028.7 1031.9 DAY 23 25 11 20 7 6 8 16 18 8 7 28 MIN. QNH PRESSURE IN HPA 1005.0 1009.3 1007.4 1005.9 1008.6 1009.7 1008.8 1011.3 1013.0 1017.5 1018.0 1011.6 1005.0 DAY 17 27 29 10 4 23 15 5 2 23 19 10 MEAN QFF PRESSURE IN HPA 1019.9 1020.5 1013.8 1011.2 1009.8 1002.4 999.2 1003.3 1009.7 1014.4 1021.4 1021.3 1012.2 MAX. QFF PRESSURE IN HPA 1029.4 1031.4 1028.8 1019.7 1020.4 1008.1 1004.3 1009.2 1016.7 1020.4 1031.9 1034.1 1034.1 DAY 19 7 11 20 6 7 8 25 18 8 7 28 MIN. QFF PRESSURE IN HPA 1007.3 1006.0 1002.2 998.3 998.1 996.1 993.4 998.5 999.9 1009.0 1014.9 1009.4 993.4 DAY 17 27 25 10 4 23 16 5 2 5 12 10 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.7 1.8 7.3 15.2 18.7 24.1 26.7 25.5 21.1 15.4 10.3 7.2 14.5 MINIMUN AIR TEMPERATURE (C) -2.9 -2.3 1.6 8.8 12.3 17.3 20.0 18.7 13.4 7.9 3.2 0.9 8.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 15 7 2 0 0 0 29 DAYS WITH MINIMUM TEMP. <=-4 10 8 4 0 0 0 0 0 0 0 0 1 23 DAYS WITH FREEZING MIN.<= 0 25 23 11 0 0 0 0 0 0 2 2 14 77 TEMPERATURE RECORDS LOWEST(C) -10.2 -10.6 -6.6 2.0 3.0 9.8 15.2 13.0 6.2 -0.4 -1.0 -4.8 -10.6 DAY 15 18 4 8 6 12 18 27 15 26 26 6 MAXIMUM AIR TEMPERATURE (C) 5.1 7.0 13.0 21.8 25.0 29.6 32.8 31.5 28.7 23.1 18.2 15.3 20.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 3 12 26 26 10 1 0 0 78 DAYS WITH MAXIMUM TEMP. <= 0 1 1 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 10.2 17.0 21.6 29.0 30.6 34.4 40.0 35.4 34.4 31.6 22.6 23.6 40.0 DAY 26 8 30 17 15 28 6 18 6 2 1 11 DIF. BETWEEN (MAX.-MIN.) (C) 8.0 9.3 11.4 13.0 12.7 12.3 12.8 12.8 15.3 15.2 15.0 14.4 12.7 MEAN DAILY TEMP. (MDT) (C) 1.1 2.3 7.3 15.3 18.7 23.4 26.4 25.1 21.0 15.5 10.7 8.1 14.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.7 21.5 77.2 166.7 127.5 44.2 3.4 0.0 0.0 442.3 HEATING DEG. DAYS(BASE 18 0C) 522.6 439.0 330.8 99.6 49.4 0.0 0.0 0.0 9.3 101.0 218.2 308.1 2078.1 DEWPOINT (MEAN C) -3.6 -3.9 -2.5 2.8 4.6 5.0 5.9 5.6 1.7 -1.3 -2.7 -5.9 0.5 MIXING RATIO (G/KG) 3.55 3.55 3.90 5.68 6.45 6.52 6.96 6.85 5.26 4.31 3.75 3.00 4.98 VAPOUR PRESSURE (HPA) 4.84 4.84 5.31 7.72 8.77 8.86 9.41 9.30 7.16 5.90 5.15 4.13 6.78 SATURATION DEF. (HPA) 1.79 2.50 5.71 10.69 14.04 21.98 26.89 24.04 19.37 12.90 8.08 6.72 12.89 RELATIVE HUMIDITY (MEAN %) 75 69 54 47 42 30 27 29 29 35 43 43 44 RELATIVE HUMIDITY (MAX. %) 90 86 75 69 60 40 35 37 37 49 58 63 58 RELATIVE HUMIDITY (MIN. %) 55 49 36 29 28 23 21 23 22 25 30 28 31 RELATIVE HUMIDITY (MEAN% 03UTC) 83 80 71 64 54 37 33 36 35 46 55 55 54 RELATIVE HUMIDITY (MEAN% 09UTC) 62 55 39 34 32 24 23 25 24 26 32 30 34 RELATIVE HUMIDITY (MEAN% 15UTC) 74 64 46 36 34 26 23 26 25 29 37 38 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 72.0 132.2 72.7 40.9 26.3 1.0 0.7 4.0 0.0 0.0 0.3 0.2 350.3 DAYS WITH PRECIPITATION >=10 1 3 3 1 1 0 0 0 0 0 0 0 9 DAYS WITH PRECIPITATION >= 5 6 6 5 3 2 0 0 0 0 0 0 0 22 DAYS WITH PRECIPITATION >= 1 11 9 7 7 3 0 0 1 0 0 0 0 38 DAYS WITH PRECIPITATION 13 15 8 9 4 2 1 3 0 0 1 2 58 GREATEST DAILY PRECIPITATION 25.0 56.0 20.0 18.0 16.0 0.5 0.7 2.8 0.0 0.0 0.3 0.2 56.0 DAY 6 12 1 6 17 1 25 5 ** ** 29 28 DAY WITH THUNDER STORM 0 1 5 4 2 2 1 2 0 0 0 0 17 DAYS WITH SNOW OR SLEET 7 6 4 0 0 0 0 0 0 0 0 0 17 DAYS WITH DUST 0 0 1 0 1 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 225 360 225 90 90 45 45 45 90 90 90 90 90 PREVAILING WIND SPEED(KNOTS) 8.4 10.6 11.2 8.0 8.5 10.5 11.8 11.4 8.4 7.6 7.6 7.4 8.2 PREVAILING WIND PERCENT 4.4 10.3 8.1 11.7 29.8 35.0 29.0 32.3 30.0 21.8 9.2 12.1 16.5 CALMS PERCENT OF WIND 79.8 64.7 69.8 53.3 35.9 31.3 26.6 33.5 47.1 54.0 73.3 74.6 53.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 189 20 236 85 59 47 53 49 88 71 80 64 58 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.7 0.9 0.7 2.8 5.8 6.1 5.5 3.2 1.9 0.4 0.9 2.2 WIND STEADINESES (MEAN %) 18.8 22.6 32.1 18.4 49.1 85.3 80.3 83.3 74.4 57.6 22.2 50.0 53.7 WIND SPEED (MEAN KNOTS) 1.6 3.1 2.8 3.8 5.7 6.8 7.6 6.6 4.3 3.3 1.8 1.8 4.1 FASTEST WIND DIRECTION 270 70 250 150 270 30 40 360 90 90 240 90 270 FASTEST WIND SPEED (KNOTS) 23 16 25 19 27 21 23 23 21 16 14 16 27 DAY 13 10 21 5 22 22 12 3 7 3 9 3 DAYS WITH SKY CLEAR (0-2)/8 9 10 10 11 22 30 30 27 30 29 26 16 250 DAYS WITH P.CLOUDY (3-6)/8 16 10 18 16 9 0 1 4 0 2 4 14 94 DAYS WITH CLOUDY (7-8)/8 6 8 3 3 0 0 0 0 0 0 0 1 21 DAYS WITH VISIBILITY =< 2 KM 6 2 2 1 0 1 0 0 0 0 0 0 12 DURATION OF SUNSHINE HOURS 144.9 158.1 215.7 258.2 333.2 376.4 379.6 348.8 326.6 301.7 251.0 205.1 3299.3 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 854.5 854.8 853.8 854.3 855.1 854.5 851.1 853.9 855.3 858.5 859.2 860.2 855.4 MAX. QFE PRESSURE IN HPA 862.6 865.2 862.5 864.3 862.0 859.4 856.0 858.0 860.7 865.0 866.4 867.0 867.0 DAY-HOUR 4- 6 23- 6 26-18 12- 6 8-18 6- 6 22-18 19- 6 13- 6 10- 6 21- 6 29-18 MIN. QFE PRESSURE IN HPA 837.8 841.1 844.3 845.3 845.4 850.2 843.9 850.3 849.4 851.1 854.6 852.2 837.8 DAY-HOUR 13-15 13-15 2- 0 24-12 30- 9 29-12 6-15 13-12 6-15 2-12 1-15 21-12 MEAN QNH PRESSURE IN HPA 1017.4 1017.7 1016.5 1017.1 1018.1 1017.4 1013.5 1016.7 1018.3 1021.9 1022.8 1024.0 1018.4 MAX. QNH PRESSURE IN HPA 1026.7 1029.7 1026.6 1028.7 1026.0 1023.0 1019.1 1021.4 1024.5 1029.5 1031.1 1031.8 1031.8 DAY-HOUR 4- 6 23- 6 26-18 12- 6 8-18 6- 6 22-18 19- 6 13- 6 10- 6 21- 6 29-18 MIN. QNH PRESSURE IN HPA 998.1 1001.9 1005.6 1006.8 1006.9 1012.4 1005.2 1012.5 1011.5 1013.5 1017.5 1014.7 998.1 DAY-HOUR 13-15 13-15 2- 0 24-12 30- 9 29-12 6-15 13-12 6-15 2-12 1-15 21-12 MEAN QFF PRESSURE IN HPA 1020.4 1019.9 1015.4 1011.0 1009.9 1006.1 1000.7 1004.6 1008.8 1016.0 1019.9 1023.1 1013.0 MAX. QFF PRESSURE IN HPA 1030.1 1035.2 1025.6 1023.3 1023.1 1012.3 1007.0 1009.3 1018.8 1029.6 1028.6 1031.3 1035.2 DAY-HOUR 15-15 23- 6 4-15 12- 6 3- 6 6- 6 22-18 25- 6 13- 6 10- 3 21- 6 29-18 MIN. QFF PRESSURE IN HPA 999.1 1003.9 1002.0 998.5 996.0 998.3 989.9 1000.0 998.3 1002.4 1012.1 1014.1 989.9 DAY-HOUR 13-15 13-15 30-12 24-12 30- 9 29-12 6-15 13-12 6-12 2-12 1-12 21- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 854.1 854.2 853.2 853.9 854.8 854.3 850.9 853.7 855.3 858.2 858.9 860.0 855.1 MAX. QFE PRESSURE IN HPA 860.9 862.8 860.1 861.5 861.2 858.1 854.6 856.7 859.4 863.9 865.1 865.1 865.1 DAY 5 23 27 12 9 5 23 25 13 10 21 30 MIN. QFE PRESSURE IN HPA 840.1 843.5 844.3 848.0 847.2 851.5 844.7 850.8 851.1 852.5 855.0 853.7 840.1 DAY 14 14 2 24 30 24 6 6 7 3 17 21 MEAN QNH PRESSURE IN HPA 1016.9 1017.1 1015.9 1016.7 1017.8 1017.1 1013.2 1016.4 1018.3 1021.6 1022.5 1023.7 1018.1 MAX. QNH PRESSURE IN HPA 1024.7 1026.9 1023.8 1025.4 1025.1 1021.5 1017.5 1019.9 1023.0 1028.2 1029.6 1029.6 1029.6 DAY 5 23 27 12 9 5 23 25 13 10 21 30 MIN. QNH PRESSURE IN HPA 1000.8 1004.7 1005.6 1009.9 1009.0 1013.9 1006.1 1013.1 1013.5 1015.1 1018.0 1016.5 1000.8 DAY 14 14 2 24 30 24 6 6 7 3 17 21 MEAN QFF PRESSURE IN HPA 1019.5 1018.9 1014.6 1010.3 1009.8 1006.0 1000.5 1004.2 1008.6 1015.3 1019.1 1022.1 1012.4 MAX. QFF PRESSURE IN HPA 1028.4 1031.8 1023.4 1019.9 1020.8 1010.6 1005.2 1008.1 1016.3 1027.0 1025.6 1029.7 1031.8 DAY 23 23 1 12 4 7 23 25 13 10 21 30 MIN. QFF PRESSURE IN HPA 1003.2 1006.4 1003.1 1000.6 999.1 1000.6 991.7 1000.7 999.7 1003.3 1013.2 1015.6 991.7 DAY 14 14 19 21 30 29 6 13 7 3 2 2 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 854.2 854.6 853.6 854.4 855.4 854.9 851.5 854.3 855.9 858.7 859.4 860.2 855.6 MAX. QFE PRESSURE IN HPA 861.4 863.3 860.2 862.6 861.5 859.3 855.0 857.7 860.6 864.4 865.9 865.0 865.9 DAY 4 23 27 12 9 5 15 25 13 10 21 10 MIN. QFE PRESSURE IN HPA 843.1 843.7 845.8 848.2 846.6 852.0 845.2 851.2 852.3 853.3 855.5 853.3 843.1 DAY 14 16 2 24 30 24 6 13 3 2 17 21 MEAN QNH PRESSURE IN HPA 1017.0 1017.5 1016.4 1017.3 1018.4 1017.8 1013.9 1017.2 1019.0 1022.3 1023.0 1024.0 1018.6 MAX. QNH PRESSURE IN HPA 1025.3 1027.5 1023.9 1026.7 1025.4 1022.9 1018.0 1021.1 1024.4 1028.8 1030.5 1029.5 1030.5 DAY 4 23 27 12 9 5 15 25 13 10 21 10 MIN. QNH PRESSURE IN HPA 1004.2 1004.9 1007.4 1010.1 1008.3 1014.5 1006.7 1013.6 1014.8 1016.0 1018.5 1016.0 1004.2 DAY 14 16 2 24 30 24 6 13 3 2 17 21 MEAN QFF PRESSURE IN HPA 1020.7 1020.4 1016.1 1011.7 1010.5 1006.7 1001.4 1005.6 1010.5 1017.6 1021.6 1024.6 1013.9 MAX. QFF PRESSURE IN HPA 1029.1 1033.5 1025.2 1021.2 1022.2 1011.6 1006.2 1009.2 1018.7 1029.6 1027.6 1030.5 1033.5 DAY 23 23 4 12 3 5 20 25 13 10 21 9 MIN. QFF PRESSURE IN HPA 1007.0 1007.3 1003.4 1001.9 998.1 1001.2 992.2 1001.7 1002.1 1006.7 1015.5 1017.5 992.2 DAY 14 16 30 23 30 29 6 13 7 3 1 2 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.5 855.9 854.7 855.2 855.9 855.3 852.0 854.9 856.6 859.6 860.3 861.5 856.4 MAX. QFE PRESSURE IN HPA 862.6 865.2 861.0 864.3 861.8 859.4 855.4 858.0 860.7 865.0 866.4 866.0 866.4 DAY 4 23 27 12 9 6 19 19 13 10 21 10 MIN. QFE PRESSURE IN HPA 846.5 844.5 847.1 848.9 846.6 852.0 845.7 851.4 852.4 853.8 856.8 854.3 844.5 DAY 13 16 2 24 30 24 6 13 3 2 1 21 MEAN QNH PRESSURE IN HPA 1018.5 1019.0 1017.6 1018.2 1019.0 1018.2 1014.5 1017.9 1019.8 1023.3 1024.1 1025.4 1019.6 MAX. QNH PRESSURE IN HPA 1026.7 1029.7 1024.9 1028.7 1025.8 1023.0 1018.4 1021.4 1024.5 1029.5 1031.1 1030.6 1031.1 DAY 4 23 27 12 9 6 19 19 13 10 21 10 MIN. QNH PRESSURE IN HPA 1008.2 1005.9 1008.8 1010.9 1008.3 1014.5 1007.2 1013.8 1015.0 1016.6 1020.0 1017.1 1005.9 DAY 13 16 2 24 30 24 6 13 3 2 1 21 MEAN QFF PRESSURE IN HPA 1021.6 1021.5 1016.3 1012.0 1010.9 1006.9 1001.7 1005.8 1010.2 1017.0 1020.9 1024.6 1014.1 MAX. QFF PRESSURE IN HPA 1030.0 1035.2 1025.0 1023.3 1023.1 1012.3 1006.8 1009.3 1018.8 1029.1 1028.6 1029.7 1035.2 DAY 4 23 4 12 3 6 20 25 13 10 21 4 MIN. QFF PRESSURE IN HPA 1009.5 1008.0 1002.2 1003.0 997.9 1001.0 991.1 1001.2 1002.3 1006.2 1014.4 1018.1 991.1 DAY 6 16 30 23 30 29 6 13 6 2 1 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 854.8 855.1 854.2 854.6 855.3 854.6 851.3 854.1 855.4 858.5 859.2 860.3 855.6 MAX. QFE PRESSURE IN HPA 861.9 863.7 860.8 863.6 861.0 859.0 854.9 857.5 859.2 864.0 864.8 864.8 864.8 DAY 4 23 26 12 8 5 19 19 13 10 21 10 MIN. QFE PRESSURE IN HPA 843.3 844.6 847.4 847.5 845.4 851.1 845.3 851.1 850.8 852.2 855.9 852.6 843.3 DAY 13 16 30 24 30 29 6 13 6 2 1 21 MEAN QNH PRESSURE IN HPA 1017.7 1018.1 1017.0 1017.5 1018.3 1017.5 1013.7 1016.9 1018.4 1021.9 1022.8 1024.0 1018.7 MAX. QNH PRESSURE IN HPA 1025.9 1028.0 1024.6 1027.9 1024.9 1022.6 1017.8 1020.8 1022.8 1028.3 1029.2 1029.2 1029.2 DAY 4 23 26 12 8 5 19 19 13 10 21 10 MIN. QNH PRESSURE IN HPA 1004.5 1006.0 1009.2 1009.3 1006.9 1013.5 1006.8 1013.5 1013.1 1014.7 1019.0 1015.2 1004.5 DAY 13 16 30 24 30 29 6 13 6 2 1 21 MEAN QFF PRESSURE IN HPA 1020.4 1019.9 1015.4 1011.1 1009.8 1006.1 1000.6 1004.5 1008.2 1015.1 1019.0 1022.2 1012.7 MAX. QFF PRESSURE IN HPA 1028.2 1033.2 1024.6 1021.6 1022.1 1011.5 1005.5 1008.7 1016.2 1027.1 1025.7 1027.8 1033.2 DAY 4 23 4 7 3 5 20 25 13 10 21 29 MIN. QFF PRESSURE IN HPA 1007.1 1007.2 1002.2 1001.7 996.0 998.9 990.4 1000.5 999.7 1004.0 1012.4 1014.1 990.4 DAY 13 13 30 24 30 29 6 13 6 2 1 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 853.9 854.1 853.2 853.4 854.4 853.8 850.3 853.0 854.2 857.4 858.4 859.3 854.6 MAX. QFE PRESSURE IN HPA 860.7 862.6 860.8 862.5 860.6 858.0 854.1 855.9 857.8 863.3 864.0 864.4 864.4 DAY 4 23 26 12 8 6 19 19 29 9 21 29 MIN. QFE PRESSURE IN HPA 840.8 842.7 846.5 845.3 846.5 850.2 844.5 850.3 849.5 851.1 854.8 852.2 840.8 DAY 13 13 15 24 30 29 6 13 6 2 1 21 MEAN QNH PRESSURE IN HPA 1016.7 1016.9 1015.8 1016.1 1017.3 1016.6 1012.6 1015.6 1017.0 1020.8 1021.8 1023.0 1017.5 MAX. QNH PRESSURE IN HPA 1024.5 1026.7 1024.6 1026.6 1024.4 1021.4 1016.9 1019.0 1021.2 1027.5 1028.3 1028.8 1028.8 DAY 4 23 26 12 8 6 19 19 29 9 21 29 MIN. QNH PRESSURE IN HPA 1001.6 1003.8 1008.2 1006.8 1008.2 1012.4 1005.9 1012.5 1011.6 1013.5 1017.7 1014.7 1001.6 DAY 13 13 15 24 30 29 6 13 6 2 1 21 MEAN QFF PRESSURE IN HPA 1019.3 1018.7 1014.4 1009.8 1009.2 1005.4 999.7 1003.3 1007.1 1014.4 1018.4 1021.3 1011.7 MAX. QFF PRESSURE IN HPA 1027.8 1031.5 1023.1 1020.6 1020.5 1010.2 1004.4 1007.9 1013.7 1025.7 1024.5 1026.5 1031.5 DAY 22 23 4 12 3 6 20 25 13 10 21 8 MIN. QFF PRESSURE IN HPA 1003.9 1005.0 1002.0 998.5 999.9 998.3 990.4 1000.0 998.3 1002.4 1012.1 1014.3 990.4 DAY 13 13 30 24 30 29 6 13 6 2 1 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 854.5 854.6 853.5 853.7 854.4 853.9 850.3 853.1 854.4 858.0 859.0 860.0 854.9 MAX. QFE PRESSURE IN HPA 861.4 862.3 861.8 862.6 860.6 857.8 854.5 856.1 858.5 863.7 864.3 866.0 866.0 DAY 4 23 26 12 8 5 20 19 29 9 21 29 MIN. QFE PRESSURE IN HPA 837.8 841.1 846.7 845.3 847.0 850.5 843.9 850.4 849.4 851.3 854.6 854.1 837.8 DAY 13 13 15 24 30 24 6 6 6 2 1 21 MEAN QNH PRESSURE IN HPA 1017.4 1017.5 1016.3 1016.4 1017.2 1016.7 1012.5 1015.8 1017.3 1021.4 1022.6 1023.7 1017.9 MAX. QNH PRESSURE IN HPA 1025.3 1026.4 1025.8 1026.7 1024.4 1021.2 1017.4 1019.2 1022.0 1028.0 1028.7 1030.6 1030.6 DAY 4 23 26 12 8 5 20 19 29 9 21 29 MIN. QNH PRESSURE IN HPA 998.1 1001.9 1008.4 1006.8 1008.7 1012.8 1005.2 1012.7 1011.5 1013.7 1017.5 1016.9 998.1 DAY 13 13 15 24 30 24 6 6 6 2 1 21 MEAN QFF PRESSURE IN HPA 1021.0 1020.4 1015.8 1010.9 1009.3 1005.5 999.9 1004.2 1008.6 1016.8 1021.2 1024.3 1013.2 MAX. QFF PRESSURE IN HPA 1030.1 1032.5 1025.6 1021.5 1020.9 1010.9 1005.9 1007.6 1014.4 1027.9 1027.5 1030.7 1032.5 DAY 15 23 4 7 3 6 20 19 12 10 21 8 MIN. QFF PRESSURE IN HPA 999.1 1003.9 1005.7 999.8 1000.2 999.5 989.9 1001.2 999.3 1004.8 1013.4 1018.3 989.9 DAY 13 13 30 24 30 29 6 4 6 2 1 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 854.8 855.1 854.1 854.7 855.4 854.8 851.4 854.1 855.5 858.8 859.5 860.5 855.7 MAX. QFE PRESSURE IN HPA 861.3 863.7 862.5 862.3 862.0 858.5 856.0 856.9 859.6 864.8 864.4 867.0 867.0 DAY 4 22 26 12 8 5 22 19 27 9 20 29 MIN. QFE PRESSURE IN HPA 837.9 842.6 846.1 847.4 848.2 851.7 845.0 851.4 850.6 852.2 855.0 854.9 837.9 DAY 13 13 1 24 30 24 5 4 6 2 16 18 MEAN QNH PRESSURE IN HPA 1017.7 1018.0 1017.0 1017.6 1018.4 1017.7 1013.8 1016.9 1018.6 1022.4 1023.1 1024.2 1018.8 MAX. QNH PRESSURE IN HPA 1025.2 1028.0 1026.6 1026.4 1026.0 1022.0 1019.1 1020.1 1023.3 1029.2 1028.8 1031.8 1031.8 DAY 4 22 26 12 8 5 22 19 27 9 20 29 MIN. QNH PRESSURE IN HPA 998.2 1003.7 1007.7 1009.2 1010.1 1014.2 1006.4 1013.8 1012.9 1014.7 1018.0 1017.8 998.2 DAY 13 13 1 24 30 24 5 4 6 2 16 18 MEAN QFF PRESSURE IN HPA 1020.8 1020.5 1015.6 1011.4 1010.3 1006.4 1001.0 1004.9 1009.2 1016.2 1020.1 1023.5 1013.3 MAX. QFF PRESSURE IN HPA 1028.9 1032.2 1025.2 1022.2 1022.9 1011.2 1007.0 1008.2 1016.5 1027.5 1027.8 1031.3 1032.2 DAY 22 23 26 7 3 6 22 28 12 9 21 29 MIN. QFF PRESSURE IN HPA 1000.5 1006.1 1006.2 1001.9 1000.8 1000.7 991.1 1001.8 999.7 1003.1 1013.1 1017.3 991.1 DAY 13 13 30 21 30 29 5 13 6 2 1 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 854.3 854.8 853.8 854.6 855.4 854.6 851.3 854.0 855.4 858.6 859.2 860.1 855.5 MAX. QFE PRESSURE IN HPA 860.9 863.4 861.6 862.0 861.7 858.5 855.3 856.8 859.4 864.3 864.7 866.1 866.1 DAY 4 22 26 12 8 5 22 19 12 9 20 29 MIN. QFE PRESSURE IN HPA 838.9 843.5 844.6 848.6 848.5 851.6 845.2 851.1 851.1 852.2 855.0 854.4 838.9 DAY 13 13 1 24 30 23 5 5 6 2 16 18 MEAN QNH PRESSURE IN HPA 1017.2 1017.7 1016.6 1017.5 1018.4 1017.5 1013.7 1016.8 1018.4 1022.1 1022.8 1023.9 1018.5 MAX. QNH PRESSURE IN HPA 1024.7 1027.6 1025.6 1026.0 1025.7 1022.0 1018.3 1020.0 1023.0 1028.7 1029.1 1030.7 1030.7 DAY 4 22 26 12 8 5 22 19 12 9 20 29 MIN. QNH PRESSURE IN HPA 999.4 1004.7 1006.0 1010.6 1010.5 1014.0 1006.7 1013.5 1013.5 1014.7 1018.0 1017.3 999.4 DAY 13 13 1 24 30 23 5 5 6 2 16 18 MEAN QFF PRESSURE IN HPA 1019.8 1019.5 1014.9 1011.0 1009.9 1006.2 1000.8 1004.5 1008.5 1015.4 1019.2 1022.1 1012.6 MAX. QFF PRESSURE IN HPA 1028.1 1032.3 1024.1 1021.5 1021.4 1011.1 1006.2 1007.9 1016.1 1026.7 1025.8 1030.1 1032.3 DAY 22 22 26 7 3 6 22 27 12 9 24 29 MIN. QFF PRESSURE IN HPA 1001.9 1006.6 1003.2 1002.6 1000.7 1000.5 991.1 1000.9 999.6 1002.9 1012.5 1014.8 991.1 DAY 13 13 18 20 30 28 5 12 6 2 1 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.9 5.5 6.5 13.5 19.7 25.5 25.5 26.2 20.7 15.7 6.5 4.1 14.2 MINIMUN AIR TEMPERATURE (C) -3.8 0.4 2.0 7.2 12.2 17.6 19.2 18.9 12.4 7.5 1.9 -1.6 7.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 4 4 10 0 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 16 2 2 0 0 0 0 0 0 0 0 7 27 DAYS WITH FREEZING MIN.<= 0 23 14 9 0 0 0 0 0 0 0 9 24 79 TEMPERATURE RECORDS LOWEST(C) -14.2 -6.0 -5.6 0.4 6.2 13.0 13.0 12.2 3.4 3.2 -2.2 -5.2 -14.2 DAY 28 1 19 12 25 19 14 18 30 10 22 2 MAXIMUM AIR TEMPERATURE (C) 6.5 11.4 11.6 20.1 26.6 32.3 31.3 32.2 28.3 23.7 12.0 11.2 20.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 24 19 29 12 0 0 0 90 DAYS WITH MAXIMUM TEMP. <= 0 2 0 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 13.8 17.6 20.0 27.0 32.2 37.0 36.0 35.2 34.4 28.4 20.0 16.0 37.0 DAY 16 27 27 30 20 29 5 30 13 12 1 31 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 11.0 9.6 12.9 14.4 14.7 12.1 13.3 15.9 16.2 10.1 12.8 12.8 MEAN DAILY TEMP. (MDT) (C) 1.3 5.9 6.8 13.6 19.4 25.0 25.2 25.6 20.3 15.6 6.9 4.8 14.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 13.1 118.9 133.2 141.4 30.0 0.0 0.0 0.0 436.7 HEATING DEG. DAYS(BASE 18 0C) 516.2 339.7 347.1 133.3 16.3 0.0 0.0 0.0 16.0 77.8 331.8 408.0 2186.3 DEWPOINT (MEAN C) -6.2 -3.3 -3.3 -2.5 1.8 8.3 9.0 4.6 2.0 0.5 -1.7 -5.1 0.4 MIXING RATIO (G/KG) 3.02 3.68 3.74 3.90 5.22 8.26 8.70 6.48 5.43 4.78 4.07 3.11 5.03 VAPOUR PRESSURE (HPA) 4.13 5.02 5.09 5.32 7.11 11.16 11.72 8.77 7.38 6.53 5.57 4.28 6.84 SATURATION DEF. (HPA) 2.77 4.48 5.14 11.03 16.93 22.92 21.83 26.19 18.62 12.39 4.54 4.34 12.60 RELATIVE HUMIDITY (MEAN %) 63 58 55 37 33 35 37 26 32 39 59 55 44 RELATIVE HUMIDITY (MAX. %) 81 79 74 59 48 47 47 33 48 58 79 76 61 RELATIVE HUMIDITY (MIN. %) 43 34 37 22 22 26 29 21 21 25 38 32 29 RELATIVE HUMIDITY (MEAN% 03UTC) 72 74 67 53 43 45 46 32 44 54 74 69 56 RELATIVE HUMIDITY (MEAN% 09UTC) 46 43 41 26 25 30 32 22 25 28 44 35 33 RELATIVE HUMIDITY (MEAN% 15UTC) 60 50 49 27 26 28 31 23 26 30 52 50 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 88.8 42.0 122.4 11.1 6.0 0.2 4.7 5.0 5.0 0.0 52.1 1.1 338.4 DAYS WITH PRECIPITATION >=10 2 2 4 0 0 0 0 0 0 0 2 0 10 DAYS WITH PRECIPITATION >= 5 7 3 4 0 1 0 0 1 0 0 2 0 18 DAYS WITH PRECIPITATION >= 1 11 5 12 3 1 0 2 1 2 0 3 1 41 DAYS WITH PRECIPITATION 13 6 15 8 2 1 2 1 2 0 6 1 57 GREATEST DAILY PRECIPITATION 29.0 17.3 38.0 4.2 6.0 0.2 3.0 5.0 3.0 0.0 35.0 1.1 38.0 DAY 26 6 3 22 11 8 13 31 1 ** 9 17 DAY WITH THUNDER STORM 0 1 1 0 2 1 0 0 0 0 1 0 6 DAYS WITH SNOW OR SLEET 5 0 2 0 0 0 0 0 0 0 2 0 9 DAYS WITH DUST 0 0 0 0 0 0 1 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 360 225 90 90 90 90 90 45 90 90 90 360 90 PREVAILING WIND SPEED(KNOTS) 8.1 8.9 7.7 9.1 8.3 8.2 8.5 12.8 8.6 7.8 7.8 6.6 8.3 PREVAILING WIND PERCENT 11.3 8.5 21.0 30.0 33.5 38.3 35.9 42.7 27.9 16.9 10.4 7.7 20.4 CALMS PERCENT OF WIND 75.4 76.3 53.2 39.6 39.1 34.2 23.8 29.0 53.8 62.9 71.3 78.6 52.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 23 196 77 80 74 81 62 39 81 101 55 37 64 VECTOR WIND MAGNITUDE(KNOTS) 1.1 0.4 1.6 2.0 3.6 3.6 5.5 7.4 3.1 0.8 1.0 0.7 2.4 WIND STEADINESES (MEAN %) 57.9 22.2 43.2 37.0 70.6 66.7 80.9 88.1 81.6 29.6 45.5 46.7 58.5 WIND SPEED (MEAN KNOTS) 1.9 1.8 3.7 5.4 5.1 5.4 6.8 8.4 3.8 2.7 2.2 1.5 4.1 FASTEST WIND DIRECTION 360 230 100 70 360 300 30 20 50 270 300 360 300 FASTEST WIND SPEED (KNOTS) 19 16 16 23 25 29 29 29 16 16 16 17 29 DAY 1 19 1 7 1 3 8 6 3 13 1 10 DAYS WITH SKY CLEAR (0-2)/8 13 18 10 17 27 29 23 31 29 29 15 21 262 DAYS WITH P.CLOUDY (3-6)/8 12 6 9 12 4 1 8 0 1 2 9 9 73 DAYS WITH CLOUDY (7-8)/8 6 4 12 1 0 0 0 0 0 0 6 1 30 DAYS WITH VISIBILITY =< 2 KM 4 1 4 3 0 0 0 0 0 0 0 0 12 DURATION OF SUNSHINE HOURS 170.5 211.6 175.4 289.4 353.1 360.0 335.6 380.6 327.0 308.2 155.6 231.0 3298.0 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.4 855.2 853.7 854.7 854.1 851.8 850.7 852.5 854.5 857.3 857.4 860.2 854.9 MAX. QFE PRESSURE IN HPA 865.9 863.1 860.9 860.9 859.8 857.8 855.2 858.1 860.6 861.0 865.2 867.1 867.1 DAY-HOUR 2- 6 12- 6 31-21 23- 6 28- 6 9- 6 19- 6 20- 6 30- 6 26- 6 30-18 11- 6 MIN. QFE PRESSURE IN HPA 848.2 845.5 847.5 846.0 845.4 842.7 846.1 847.6 849.8 853.2 851.6 853.5 842.7 DAY-HOUR 19- 0 21- 0 3- 0 9- 0 21- 0 25-15 12-15 7- 9 16-15 31-12 26-12 16- 0 MEAN QNH PRESSURE IN HPA 1019.5 1018.1 1016.4 1017.6 1016.9 1014.2 1013.0 1015.0 1017.4 1020.6 1020.8 1024.0 1017.8 MAX. QNH PRESSURE IN HPA 1030.5 1027.3 1024.7 1024.7 1023.5 1021.2 1018.2 1021.5 1024.4 1024.9 1029.7 1031.9 1031.9 DAY-HOUR 2- 6 12- 6 31-21 23- 6 28- 6 9- 6 19- 6 20- 6 30- 6 26- 6 30-18 11- 6 MIN. QNH PRESSURE IN HPA 1010.1 1007.0 1009.3 1007.6 1006.9 1003.8 1007.7 1009.4 1012.0 1015.9 1014.0 1016.2 1003.8 DAY-HOUR 19- 0 21- 0 3- 0 9- 0 21- 0 25-15 12-15 7- 9 16-15 31-12 26-12 16- 0 MEAN QFF PRESSURE IN HPA 1022.5 1018.1 1015.6 1012.7 1008.2 1002.0 1000.7 1002.6 1008.1 1014.3 1020.0 1025.1 1012.5 MAX. QFF PRESSURE IN HPA 1038.1 1028.0 1027.5 1024.0 1016.2 1011.0 1007.0 1009.5 1019.9 1022.4 1033.6 1035.5 1038.1 DAY-HOUR 2-18 1-15 19- 3 23- 6 12- 3 9- 6 19- 6 19- 3 30- 3 26- 6 30-18 1- 6 MIN. QFF PRESSURE IN HPA 1008.5 1002.2 1005.7 1001.5 994.1 989.6 996.1 995.5 999.3 1009.0 1007.6 1014.5 989.6 DAY-HOUR 18-21 21- 0 13- 0 9- 0 21- 0 25-21 12-15 7- 9 15-12 13- 9 1-21 15-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.0 854.7 853.0 854.4 853.9 851.6 850.4 852.3 854.3 857.1 857.0 860.0 854.5 MAX. QFE PRESSURE IN HPA 862.5 860.5 859.0 860.0 858.3 856.3 854.5 856.9 859.0 859.0 861.9 865.3 865.3 DAY 3 12 31 1 28 17 19 20 30 27 18 6 MIN. QFE PRESSURE IN HPA 848.2 845.5 847.5 846.0 845.4 842.8 848.2 848.6 851.2 854.3 852.9 853.5 842.8 DAY 19 21 3 9 21 26 11 7 17 25 28 16 MEAN QNH PRESSURE IN HPA 1019.1 1017.6 1015.6 1017.2 1016.7 1014.0 1012.6 1014.9 1017.1 1020.4 1020.2 1023.7 1017.4 MAX. QNH PRESSURE IN HPA 1026.6 1024.3 1022.6 1023.7 1021.8 1019.4 1017.4 1020.1 1022.6 1022.6 1025.9 1029.8 1029.8 DAY 3 12 31 1 28 17 19 20 30 27 18 6 MIN. QNH PRESSURE IN HPA 1010.1 1007.0 1009.3 1007.6 1006.9 1003.9 1010.1 1010.6 1013.6 1017.1 1015.5 1016.2 1003.9 DAY 19 21 3 9 21 26 11 7 17 25 28 16 MEAN QFF PRESSURE IN HPA 1021.7 1017.1 1014.6 1012.1 1008.0 1002.1 1000.3 1002.6 1007.5 1013.8 1019.0 1024.2 1011.9 MAX. QFF PRESSURE IN HPA 1036.0 1024.1 1024.8 1020.9 1014.8 1009.4 1005.9 1008.6 1018.5 1019.0 1027.4 1033.3 1036.0 DAY 3 1 19 1 12 10 19 19 30 27 30 1 MIN. QFF PRESSURE IN HPA 1009.2 1002.2 1005.7 1001.5 994.1 990.6 997.3 996.8 1001.4 1010.0 1010.2 1014.5 990.6 DAY 19 21 13 9 21 26 11 7 17 19 2 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.1 855.0 853.5 855.0 854.7 852.5 851.2 852.9 854.8 857.6 857.3 860.2 855.1 MAX. QFE PRESSURE IN HPA 863.3 861.4 859.7 860.0 859.6 857.3 854.8 857.3 859.4 860.1 862.7 865.7 865.7 DAY 2 12 31 1 27 17 19 20 30 14 14 6 MIN. QFE PRESSURE IN HPA 848.4 845.6 847.7 846.5 846.6 844.0 848.8 849.0 851.5 854.3 853.2 853.8 844.0 DAY 19 21 3 9 21 26 12 7 16 25 28 16 MEAN QNH PRESSURE IN HPA 1019.3 1018.0 1016.2 1017.9 1017.6 1015.0 1013.6 1015.5 1017.8 1020.9 1020.6 1023.9 1018.0 MAX. QNH PRESSURE IN HPA 1027.5 1025.3 1023.4 1023.7 1023.3 1020.6 1017.7 1020.6 1023.0 1023.8 1026.8 1030.3 1030.3 DAY 2 12 31 1 27 17 19 20 30 14 14 6 MIN. QNH PRESSURE IN HPA 1010.3 1007.1 1009.5 1008.2 1008.3 1005.3 1010.8 1011.0 1013.9 1017.1 1015.9 1016.6 1005.3 DAY 19 21 3 9 21 26 12 7 16 25 28 16 MEAN QFF PRESSURE IN HPA 1023.1 1018.9 1016.1 1013.5 1009.1 1003.1 1001.5 1003.5 1009.4 1016.0 1020.6 1026.6 1013.4 MAX. QFF PRESSURE IN HPA 1036.2 1026.5 1027.5 1022.3 1016.2 1010.9 1006.6 1009.5 1019.9 1021.2 1028.9 1035.0 1036.2 DAY 3 12 19 23 12 17 19 19 30 27 14 1 MIN. QFF PRESSURE IN HPA 1010.4 1003.3 1007.5 1002.5 996.3 991.9 998.8 997.9 1003.1 1011.9 1012.4 1016.1 991.9 DAY 19 21 13 9 21 26 10 7 17 19 1 16 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.3 856.3 854.6 855.7 855.1 852.9 851.6 853.3 855.6 858.5 858.4 861.4 855.9 MAX. QFE PRESSURE IN HPA 865.9 863.1 860.8 860.9 859.8 857.8 855.2 858.1 860.6 861.0 864.8 867.1 867.1 DAY 2 12 31 23 28 9 19 20 30 26 14 11 MIN. QFE PRESSURE IN HPA 850.2 846.9 847.7 847.6 846.6 845.7 848.8 848.8 851.7 855.6 853.9 855.4 845.7 DAY 19 21 3 9 21 26 12 7 16 25 28 16 MEAN QNH PRESSURE IN HPA 1020.6 1019.5 1017.5 1018.7 1018.0 1015.5 1014.1 1016.0 1018.7 1022.0 1021.9 1025.3 1019.0 MAX. QNH PRESSURE IN HPA 1030.5 1027.3 1024.6 1024.7 1023.5 1021.2 1018.2 1021.5 1024.4 1024.9 1029.2 1031.9 1031.9 DAY 2 12 31 23 28 9 19 20 30 26 14 11 MIN. QNH PRESSURE IN HPA 1012.4 1008.6 1009.5 1009.4 1008.3 1007.2 1010.8 1010.8 1014.2 1018.6 1016.7 1018.4 1007.2 DAY 19 21 3 9 21 26 12 7 16 25 28 16 MEAN QFF PRESSURE IN HPA 1023.6 1019.6 1016.7 1013.9 1009.4 1003.2 1001.7 1003.3 1009.3 1015.6 1021.1 1026.5 1013.7 MAX. QFF PRESSURE IN HPA 1036.5 1027.9 1027.0 1024.0 1016.2 1011.0 1007.0 1008.8 1018.6 1022.4 1030.7 1035.5 1036.5 DAY 2 12 19 23 12 9 19 18 30 26 14 1 MIN. QFF PRESSURE IN HPA 1012.9 1004.9 1009.6 1003.4 996.7 991.9 998.8 997.4 1001.9 1011.3 1012.0 1018.1 991.9 DAY 19 21 13 9 21 26 12 7 16 13 1 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.5 855.6 854.1 855.0 854.3 852.1 851.0 852.5 854.6 857.3 857.4 860.2 855.1 MAX. QFE PRESSURE IN HPA 864.9 862.2 860.6 860.0 859.3 856.9 854.2 857.5 859.5 859.6 864.1 865.3 865.3 DAY 2 12 31 23 28 9 19 20 30 26 14 6 MIN. QFE PRESSURE IN HPA 850.0 846.3 848.0 847.9 847.1 845.0 848.0 847.6 850.9 854.5 852.7 854.2 845.0 DAY 19 21 3 9 21 25 12 7 16 25 26 16 MEAN QNH PRESSURE IN HPA 1019.7 1018.6 1017.0 1018.0 1017.1 1014.6 1013.4 1015.1 1017.5 1020.6 1020.7 1023.9 1018.0 MAX. QNH PRESSURE IN HPA 1029.4 1026.2 1024.4 1023.7 1022.9 1020.1 1017.0 1020.8 1023.1 1023.3 1028.4 1029.8 1029.8 DAY 2 12 31 23 28 9 19 20 30 26 14 6 MIN. QNH PRESSURE IN HPA 1012.2 1007.9 1009.9 1009.8 1008.8 1006.4 1009.9 1009.4 1013.2 1017.4 1015.3 1017.0 1006.4 DAY 19 21 3 9 21 25 12 7 16 25 26 16 MEAN QFF PRESSURE IN HPA 1022.1 1018.2 1015.8 1012.8 1008.2 1002.0 1000.8 1002.2 1007.6 1013.5 1019.4 1024.3 1012.2 MAX. QFF PRESSURE IN HPA 1035.5 1026.6 1025.7 1021.7 1015.2 1009.7 1005.7 1008.2 1016.7 1019.7 1029.4 1032.9 1035.5 DAY 2 1 19 23 12 9 19 19 30 26 30 1 MIN. QFF PRESSURE IN HPA 1012.6 1004.5 1009.1 1003.8 997.1 992.1 997.4 995.5 1000.5 1009.0 1010.0 1015.4 992.1 DAY 19 21 22 9 21 26 12 7 15 13 1 16 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.7 854.4 853.2 853.9 853.1 850.9 849.9 851.5 853.4 856.2 856.8 859.5 854.0 MAX. QFE PRESSURE IN HPA 864.0 860.6 859.1 859.0 858.0 855.7 853.3 856.4 858.6 858.9 862.7 864.6 864.6 DAY 2 12 31 23 27 9 18 20 30 26 14 6 MIN. QFE PRESSURE IN HPA 850.3 846.1 847.9 848.7 846.7 843.3 846.7 847.6 849.9 853.2 851.6 853.6 843.3 DAY 18 6 3 9 14 25 12 7 16 31 26 14 MEAN QNH PRESSURE IN HPA 1018.7 1017.3 1015.9 1016.7 1015.7 1013.2 1012.1 1014.0 1016.2 1019.4 1020.0 1023.1 1016.9 MAX. QNH PRESSURE IN HPA 1028.3 1024.4 1022.7 1022.6 1021.4 1018.8 1016.0 1019.6 1022.1 1022.4 1026.8 1029.0 1029.0 DAY 2 12 31 23 27 9 18 20 30 26 14 6 MIN. QNH PRESSURE IN HPA 1012.5 1007.7 1009.8 1010.7 1008.4 1004.5 1008.4 1009.4 1012.1 1015.9 1014.0 1016.3 1004.5 DAY 18 6 3 9 14 25 12 7 16 31 26 14 MEAN QFF PRESSURE IN HPA 1021.4 1016.7 1014.9 1011.5 1007.0 1001.0 999.6 1001.5 1006.6 1012.7 1019.0 1023.5 1011.3 MAX. QFF PRESSURE IN HPA 1034.6 1024.8 1024.4 1020.6 1013.7 1008.4 1004.9 1007.4 1016.9 1018.7 1029.6 1031.9 1034.6 DAY 2 1 19 23 24 10 28 19 30 26 30 1 MIN. QFF PRESSURE IN HPA 1011.6 1005.2 1008.4 1005.7 997.2 992.3 996.1 995.6 999.3 1009.3 1009.7 1014.5 992.3 DAY 18 21 28 9 20 25 12 7 15 19 1 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.3 854.8 853.3 854.0 853.1 850.7 849.8 851.7 853.8 856.7 857.3 860.1 854.3 MAX. QFE PRESSURE IN HPA 865.1 861.0 859.1 859.2 858.1 855.8 853.7 856.4 858.6 860.0 863.9 865.1 865.1 DAY 2 12 31 23 27 1 18 20 30 26 30 24 MIN. QFE PRESSURE IN HPA 850.0 847.9 848.3 849.2 846.0 842.7 846.1 848.3 849.8 853.3 851.6 854.1 842.7 DAY 18 6 3 14 14 25 12 7 16 31 26 15 MEAN QNH PRESSURE IN HPA 1019.4 1017.7 1016.0 1016.8 1015.8 1013.0 1011.9 1014.2 1016.5 1019.9 1020.6 1023.8 1017.1 MAX. QNH PRESSURE IN HPA 1029.6 1024.9 1022.7 1022.8 1021.5 1018.9 1016.5 1019.6 1022.1 1023.7 1028.2 1029.6 1029.6 DAY 2 12 31 23 27 1 18 20 30 26 30 24 MIN. QNH PRESSURE IN HPA 1012.2 1009.8 1010.2 1011.3 1007.6 1003.8 1007.7 1010.2 1012.0 1016.0 1014.0 1016.9 1003.8 DAY 18 6 3 14 14 25 12 7 16 31 26 15 MEAN QFF PRESSURE IN HPA 1023.3 1018.5 1015.9 1012.4 1007.2 1000.9 999.9 1002.3 1008.1 1015.0 1020.8 1026.3 1012.5 MAX. QFF PRESSURE IN HPA 1037.5 1028.0 1025.1 1022.1 1013.2 1008.5 1005.4 1008.6 1018.8 1021.8 1032.2 1033.7 1037.5 DAY 2 1 19 23 24 10 18 18 29 26 30 1 MIN. QFF PRESSURE IN HPA 1011.7 1007.3 1009.1 1006.1 996.6 990.9 996.1 996.9 1000.6 1011.5 1009.8 1017.1 990.9 DAY 18 21 28 14 14 25 12 7 15 24 1 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 856.7 855.4 854.0 854.9 854.3 851.9 850.8 852.8 854.8 857.6 857.8 860.5 855.1 MAX. QFE PRESSURE IN HPA 864.8 861.5 860.8 859.2 859.1 857.0 854.7 857.4 859.3 860.2 865.2 865.3 865.3 DAY 2 12 31 23 27 1 18 19 29 26 30 24 MIN. QFE PRESSURE IN HPA 849.3 848.3 848.7 848.3 846.8 843.2 847.6 848.5 851.2 855.0 852.3 854.1 843.2 DAY 18 20 3 14 14 25 12 6 16 31 26 15 MEAN QNH PRESSURE IN HPA 1019.9 1018.4 1016.8 1017.9 1017.2 1014.4 1013.2 1015.4 1017.7 1020.9 1021.2 1024.3 1018.1 MAX. QNH PRESSURE IN HPA 1029.2 1025.4 1024.6 1022.8 1022.7 1020.3 1017.6 1020.7 1022.9 1023.9 1029.7 1029.8 1029.8 DAY 2 12 31 23 27 1 18 19 29 26 30 24 MIN. QNH PRESSURE IN HPA 1011.4 1010.2 1010.7 1010.2 1008.5 1004.4 1009.4 1010.5 1013.6 1018.0 1014.8 1016.9 1004.4 DAY 18 20 3 14 14 25 12 6 16 31 26 15 MEAN QFF PRESSURE IN HPA 1022.9 1018.4 1016.0 1013.0 1008.6 1002.2 1000.9 1002.9 1008.5 1014.6 1020.5 1025.4 1012.8 MAX. QFF PRESSURE IN HPA 1038.1 1026.2 1025.1 1022.5 1014.5 1009.8 1005.7 1008.1 1018.1 1021.8 1033.6 1033.4 1038.1 DAY 2 12 19 23 26 9 18 19 29 26 30 1 MIN. QFF PRESSURE IN HPA 1009.7 1006.9 1007.3 1003.3 996.9 989.8 997.5 997.0 1001.8 1010.9 1009.6 1016.2 989.8 DAY 18 20 22 14 20 25 12 6 16 18 1 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.5 855.1 853.7 854.8 854.3 851.7 850.8 852.7 854.7 857.3 857.6 860.3 855.0 MAX. QFE PRESSURE IN HPA 863.9 860.5 860.9 859.0 859.1 857.0 854.5 857.1 859.3 859.9 865.0 865.3 865.3 DAY 2 11 31 23 27 1 18 19 29 26 30 5 MIN. QFE PRESSURE IN HPA 848.6 847.8 847.6 847.7 846.5 842.8 848.3 848.6 851.2 855.0 852.1 853.7 842.8 DAY 18 20 21 8 14 25 10 6 16 31 1 15 MEAN QNH PRESSURE IN HPA 1019.6 1018.0 1016.5 1017.8 1017.1 1014.2 1013.1 1015.3 1017.6 1020.6 1021.0 1024.0 1017.9 MAX. QNH PRESSURE IN HPA 1028.2 1024.3 1024.7 1022.6 1022.7 1020.3 1017.4 1020.4 1022.9 1023.6 1029.5 1029.8 1029.8 DAY 2 11 31 23 27 1 18 19 29 26 30 5 MIN. QNH PRESSURE IN HPA 1010.6 1009.7 1009.4 1009.5 1008.2 1003.9 1010.2 1010.6 1013.6 1018.0 1014.6 1016.5 1003.9 DAY 18 20 21 8 14 25 10 6 16 31 1 15 MEAN QFF PRESSURE IN HPA 1022.1 1017.4 1015.3 1012.4 1008.2 1001.7 1000.7 1002.6 1007.9 1013.6 1019.7 1024.3 1012.2 MAX. QFF PRESSURE IN HPA 1037.0 1023.8 1023.9 1021.5 1014.1 1009.4 1005.7 1008.4 1017.4 1020.7 1033.0 1032.9 1037.0 DAY 2 1 19 23 12 9 18 18 29 26 30 1 MIN. QFF PRESSURE IN HPA 1008.5 1005.8 1006.3 1003.3 995.7 989.6 997.2 996.6 1001.4 1009.4 1007.6 1014.8 989.6 DAY 18 20 12 14 20 25 10 6 13 12 1 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.3 1.8 7.1 18.0 23.3 23.9 25.7 25.6 22.0 14.4 6.3 3.7 14.4 MINIMUN AIR TEMPERATURE (C) -3.9 -3.5 0.1 9.8 15.4 15.4 19.7 19.0 14.1 8.1 1.7 -0.5 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 11 9 0 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 13 12 7 0 0 0 0 0 0 0 1 2 35 DAYS WITH FREEZING MIN.<= 0 26 25 16 0 0 0 0 0 0 0 14 21 102 TEMPERATURE RECORDS LOWEST(C) -13.0 -13.4 -6.0 2.6 9.2 7.0 14.8 11.2 7.8 5.4 -6.2 -6.6 -13.4 DAY 19 10 17 5 4 4 21 25 27 6 18 30 MAXIMUM AIR TEMPERATURE (C) 7.2 8.1 14.0 25.1 30.5 30.5 31.1 31.6 29.3 21.6 12.1 9.5 20.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 18 21 22 21 15 0 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 3 1 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 16.4 15.0 24.0 29.5 35.6 35.8 34.0 34.0 33.2 25.6 21.6 14.4 35.8 DAY 2 24 25 30 27 24 15 7 1 1 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 11.1 11.6 13.9 15.3 15.1 15.1 11.4 12.6 15.2 13.5 10.4 10.0 13.0 MEAN DAILY TEMP. (MDT) (C) 1.6 2.3 7.1 17.4 22.9 23.0 25.4 25.3 21.7 14.9 6.9 4.5 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.9 64.1 79.2 136.6 132.8 39.5 0.0 0.0 0.0 455.2 HEATING DEG. DAYS(BASE 18 0C) 507.7 456.1 339.2 49.3 0.0 2.8 0.0 0.0 2.3 98.6 333.2 419.3 2208.5 DEWPOINT (MEAN C) -7.5 -5.0 -3.6 1.8 4.2 4.8 7.3 6.3 5.8 1.7 -2.7 -2.5 0.9 MIXING RATIO (G/KG) 2.68 3.18 3.58 5.25 6.19 6.59 7.68 7.20 6.93 5.17 3.79 3.80 5.17 VAPOUR PRESSURE (HPA) 3.66 4.34 4.88 7.14 8.40 8.92 10.39 9.76 9.41 7.08 5.21 5.20 7.03 SATURATION DEF. (HPA) 3.54 3.02 6.12 14.71 21.41 22.11 23.39 24.02 18.30 10.15 4.92 3.04 12.90 RELATIVE HUMIDITY (MEAN %) 56 64 51 36 31 31 32 30 37 45 56 67 45 RELATIVE HUMIDITY (MAX. %) 76 84 76 52 42 41 39 38 51 65 76 83 60 RELATIVE HUMIDITY (MIN. %) 36 40 31 24 22 23 25 24 27 28 36 44 30 RELATIVE HUMIDITY (MEAN% 03UTC) 66 79 72 50 40 39 38 36 48 62 69 78 56 RELATIVE HUMIDITY (MEAN% 09UTC) 41 47 36 27 26 26 27 25 29 33 41 47 34 RELATIVE HUMIDITY (MEAN% 15UTC) 50 54 37 28 24 26 28 26 31 36 51 67 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 58.7 40.0 9.2 0.0 0.6 0.0 0.0 0.0 11.0 33.9 24.1 42.7 220.2 DAYS WITH PRECIPITATION >=10 3 1 0 0 0 0 0 0 1 2 1 2 10 DAYS WITH PRECIPITATION >= 5 3 2 1 0 0 0 0 0 1 2 3 3 15 DAYS WITH PRECIPITATION >= 1 5 4 1 0 0 0 0 0 1 2 4 5 22 DAYS WITH PRECIPITATION 8 8 2 1 1 0 0 0 2 5 4 8 39 GREATEST DAILY PRECIPITATION 29.0 25.0 9.0 0.0 0.6 0.0 0.0 0.0 11.0 22.0 11.0 14.0 29.0 DAY 17 8 3 ** 22 ** ** ** 30 1 6 15 DAY WITH THUNDER STORM 0 1 0 0 0 0 0 0 1 2 0 1 5 DAYS WITH SNOW OR SLEET 4 4 2 0 0 0 0 0 0 0 1 1 12 DAYS WITH DUST 0 0 1 0 1 1 2 0 0 0 0 1 6 WIND DIRECTION (PREVAILING) 360 360 90 90 90 90 45 45 90 90 90 90 90 PREVAILING WIND SPEED(KNOTS) 7.6 7.6 7.2 8.1 9.7 9.6 10.2 10.5 7.9 7.3 7.7 7.1 8.6 PREVAILING WIND PERCENT 8.5 9.1 13.7 15.0 40.3 31.3 42.7 41.9 31.3 26.2 15.0 5.2 19.7 CALMS PERCENT OF WIND 77.0 75.4 58.5 47.1 34.3 34.6 14.9 25.0 44.6 57.7 70.0 84.3 51.8 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 13 31 134 20 96 67 50 45 72 86 64 62 61 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.7 0.4 0.7 3.7 5.0 7.5 6.7 3.1 1.9 1.1 0.3 2.5 WIND STEADINESES (MEAN %) 23.5 38.9 12.5 16.3 63.8 80.6 89.3 90.5 73.8 65.5 50.0 30.0 61.0 WIND SPEED (MEAN KNOTS) 1.7 1.8 3.2 4.3 5.8 6.2 8.4 7.4 4.2 2.9 2.2 1.0 4.1 FASTEST WIND DIRECTION 250 330 250 340 80 350 70 20 100 360 80 350 70 FASTEST WIND SPEED (KNOTS) 19 17 19 23 19 23 27 25 19 16 16 14 27 DAY 30 28 9 13 16 13 31 10 1 1 6 27 DAYS WITH SKY CLEAR (0-2)/8 19 20 17 21 27 29 31 31 27 24 17 14 277 DAYS WITH P.CLOUDY (3-6)/8 7 7 11 8 4 1 0 0 3 6 9 12 68 DAYS WITH CLOUDY (7-8)/8 5 2 3 1 0 0 0 0 0 1 4 5 21 DAYS WITH VISIBILITY =< 2 KM 3 3 0 0 0 0 0 0 0 0 2 3 11 DURATION OF SUNSHINE HOURS 208.6 218.4 236.7 281.8 348.7 382.8 399.5 379.5 300.4 281.4 204.2 177.5 3419.5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.1 854.9 854.0 854.1 852.5 851.9 852.3 853.0 854.7 858.3 859.4 857.6 854.8 MAX. QFE PRESSURE IN HPA 862.7 862.1 861.1 859.5 860.1 857.3 857.1 857.6 860.3 863.3 869.0 863.5 869.0 DAY-HOUR 25- 6 29- 6 27- 6 4- 6 5- 6 3- 6 30- 6 23- 6 29- 6 16- 6 17- 6 4- 6 MIN. QFE PRESSURE IN HPA 845.8 844.8 847.2 850.0 846.0 845.3 848.3 848.2 847.2 852.5 851.3 846.4 844.8 DAY-HOUR 21- 0 7-12 9-12 11-12 27-15 26-12 9-15 3-12 1-12 1-12 6-15 16- 0 MEAN QNH PRESSURE IN HPA 1018.0 1017.8 1016.8 1017.0 1015.1 1014.3 1014.8 1015.7 1017.6 1021.8 1023.0 1020.9 1017.7 MAX. QNH PRESSURE IN HPA 1026.8 1026.1 1025.0 1023.1 1023.8 1020.6 1020.4 1020.9 1024.1 1027.5 1034.1 1027.7 1034.1 DAY-HOUR 25- 6 29- 6 27- 6 4- 6 5- 6 3- 6 30- 6 23- 6 29- 6 16- 6 17- 6 4- 6 MIN. QNH PRESSURE IN HPA 1007.4 1006.2 1009.0 1012.2 1007.6 1006.8 1010.2 1010.1 1009.0 1015.1 1013.7 1008.0 1006.2 DAY-HOUR 21- 0 7-12 9-12 11-12 27-15 26-12 9-15 3-12 1-12 1-12 6-15 16- 0 MEAN QFF PRESSURE IN HPA 1020.7 1020.1 1015.8 1009.3 1004.3 1003.2 1002.5 1003.5 1007.5 1016.2 1022.5 1022.0 1012.3 MAX. QFF PRESSURE IN HPA 1031.9 1031.9 1028.0 1019.7 1013.8 1012.1 1008.9 1009.5 1016.2 1025.3 1036.7 1031.4 1036.7 DAY-HOUR 13- 6 10-15 1- 3 4- 6 5- 6 16- 6 25-18 20- 3 26- 6 16- 6 17- 6 18- 6 MIN. QFF PRESSURE IN HPA 1008.6 1005.2 1001.7 1001.8 993.8 993.7 996.4 996.6 996.4 1006.2 1011.8 1007.4 993.7 DAY-HOUR 21- 0 7-21 25- 0 23-12 27-15 26-12 9-15 31-12 1- 9 1-12 6-15 16- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 854.6 854.4 853.6 854.0 852.5 851.7 852.0 852.8 854.4 858.0 859.0 857.3 854.5 MAX. QFE PRESSURE IN HPA 861.6 859.9 859.8 858.4 858.3 855.8 855.7 856.0 858.2 861.1 865.3 862.0 865.3 DAY 31 11 1 4 6 3 31 23 30 16 17 5 MIN. QFE PRESSURE IN HPA 845.8 845.7 847.4 851.0 848.0 846.3 848.6 848.7 848.0 854.6 851.5 846.4 845.7 DAY 21 8 3 23 28 25 9 4 2 1 7 16 MEAN QNH PRESSURE IN HPA 1017.5 1017.3 1016.4 1016.8 1015.1 1014.1 1014.5 1015.4 1017.2 1021.4 1022.5 1020.6 1017.4 MAX. QNH PRESSURE IN HPA 1025.6 1023.6 1023.5 1021.9 1021.8 1018.9 1018.8 1019.1 1021.6 1025.0 1029.8 1026.0 1029.8 DAY 31 11 1 4 6 3 31 23 30 16 17 5 MIN. QNH PRESSURE IN HPA 1007.4 1007.2 1009.2 1013.3 1009.9 1007.9 1010.6 1010.7 1009.9 1017.5 1013.9 1008.0 1007.2 DAY 21 8 3 23 28 25 9 4 2 1 7 16 MEAN QFF PRESSURE IN HPA 1019.7 1019.3 1015.1 1009.2 1004.3 1003.2 1002.3 1003.2 1007.0 1015.3 1021.6 1021.2 1011.8 MAX. QFF PRESSURE IN HPA 1030.2 1030.1 1025.6 1017.6 1012.3 1012.0 1007.6 1008.2 1013.5 1020.4 1033.3 1027.9 1033.3 DAY 31 11 1 3 6 14 26 20 26 6 18 18 MIN. QFF PRESSURE IN HPA 1008.6 1006.4 1001.7 1002.4 997.2 994.7 997.8 997.0 998.3 1008.4 1012.4 1007.4 994.7 DAY 21 8 25 23 28 25 12 29 2 1 6 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 854.9 854.7 854.2 854.6 853.3 852.4 852.6 853.4 855.1 858.5 859.3 857.5 855.0 MAX. QFE PRESSURE IN HPA 862.0 860.6 860.4 858.8 858.8 856.8 856.3 857.3 859.0 862.2 867.0 862.0 867.0 DAY 31 11 27 3 5 3 31 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 845.8 846.3 848.3 851.7 849.1 847.0 849.2 849.7 848.8 854.7 852.0 846.8 845.8 DAY 21 8 3 23 28 25 9 4 1 1 7 16 MEAN QNH PRESSURE IN HPA 1017.8 1017.6 1017.0 1017.5 1015.9 1015.0 1015.2 1016.1 1018.1 1022.0 1022.9 1020.8 1018.0 MAX. QNH PRESSURE IN HPA 1026.0 1024.4 1024.2 1022.3 1022.3 1020.0 1019.4 1020.6 1022.6 1026.2 1031.8 1026.0 1031.8 DAY 31 11 27 3 5 3 31 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1007.4 1007.9 1010.2 1014.2 1011.2 1008.7 1011.3 1011.8 1010.8 1017.6 1014.5 1008.5 1007.4 DAY 21 8 3 23 28 25 9 4 1 1 7 16 MEAN QFF PRESSURE IN HPA 1021.5 1020.8 1016.9 1010.5 1005.4 1003.9 1003.1 1004.4 1008.8 1017.5 1023.3 1022.9 1013.3 MAX. QFF PRESSURE IN HPA 1031.9 1031.8 1028.0 1019.1 1012.4 1011.9 1007.7 1009.5 1016.0 1023.2 1034.9 1029.9 1034.9 DAY 13 10 1 3 6 14 26 20 30 16 17 18 MIN. QFF PRESSURE IN HPA 1009.8 1008.7 1005.0 1004.4 998.2 995.7 997.4 998.6 998.1 1009.2 1013.1 1008.5 995.7 DAY 21 8 25 23 28 25 9 4 1 1 6 16 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.2 855.8 855.2 855.3 853.7 852.8 852.9 853.9 855.8 859.5 860.4 858.7 855.9 MAX. QFE PRESSURE IN HPA 862.7 862.1 861.1 859.5 860.1 857.3 857.1 857.6 860.3 863.3 869.0 863.5 869.0 DAY 25 29 27 4 5 3 30 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 846.8 847.7 849.8 852.2 849.4 847.5 849.6 850.1 849.0 855.4 854.0 848.5 846.8 DAY 21 7 9 23 20 25 11 31 1 1 7 16 MEAN QNH PRESSURE IN HPA 1019.3 1018.8 1018.2 1018.4 1016.5 1015.4 1015.6 1016.7 1018.9 1023.1 1024.2 1022.2 1018.9 MAX. QNH PRESSURE IN HPA 1026.8 1026.1 1025.0 1023.1 1023.8 1020.6 1020.4 1020.9 1024.1 1027.5 1034.1 1027.7 1034.1 DAY 25 29 27 4 5 3 30 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1008.5 1009.5 1012.0 1014.7 1011.5 1009.3 1011.7 1012.3 1011.0 1018.4 1016.8 1010.5 1008.5 DAY 21 7 9 23 20 25 11 31 1 1 7 16 MEAN QFF PRESSURE IN HPA 1021.9 1021.3 1017.2 1010.6 1005.9 1004.2 1003.2 1004.4 1008.4 1017.4 1023.8 1023.5 1013.5 MAX. QFF PRESSURE IN HPA 1031.9 1031.7 1027.3 1019.7 1013.8 1012.1 1008.2 1009.3 1016.2 1025.3 1036.7 1031.4 1036.7 DAY 13 11 1 4 5 16 26 20 26 16 17 18 MIN. QFF PRESSURE IN HPA 1011.1 1011.2 1006.7 1004.5 999.3 995.3 998.2 998.6 997.4 1010.4 1015.1 1011.0 995.3 DAY 7 7 25 22 28 25 11 29 1 1 6 16 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 855.2 855.1 854.3 854.5 852.9 852.1 852.3 853.1 854.8 858.4 859.4 857.5 855.0 MAX. QFE PRESSURE IN HPA 861.0 861.4 860.7 858.8 859.8 857.0 855.6 856.7 859.2 862.3 867.9 863.0 867.9 DAY 25 11 27 3 5 3 30 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 847.1 846.1 848.4 851.0 848.3 847.1 848.8 849.0 848.3 854.0 853.0 848.2 846.1 DAY 21 7 9 23 20 26 11 31 1 1 6 16 MEAN QNH PRESSURE IN HPA 1018.2 1018.1 1017.2 1017.3 1015.6 1014.6 1014.9 1015.7 1017.7 1021.9 1023.0 1020.8 1017.9 MAX. QNH PRESSURE IN HPA 1024.9 1025.3 1024.5 1022.3 1023.5 1020.3 1018.6 1019.9 1022.8 1026.4 1032.8 1027.2 1032.8 DAY 25 11 27 3 5 3 30 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1008.8 1007.7 1010.3 1013.3 1010.2 1008.8 1010.8 1011.0 1010.2 1016.8 1015.7 1010.1 1007.7 DAY 21 7 9 23 20 26 11 31 1 1 6 16 MEAN QFF PRESSURE IN HPA 1020.3 1019.8 1015.6 1009.1 1004.4 1003.1 1002.3 1003.2 1006.8 1015.7 1021.9 1021.3 1012.0 MAX. QFF PRESSURE IN HPA 1029.2 1031.0 1024.6 1018.7 1013.2 1010.4 1006.8 1008.0 1013.5 1023.2 1034.9 1028.3 1034.9 DAY 13 10 1 3 5 3 25 18 26 16 17 18 MIN. QFF PRESSURE IN HPA 1009.3 1008.5 1003.6 1003.1 996.6 996.3 997.1 997.5 996.4 1008.0 1013.7 1010.7 996.3 DAY 7 7 25 22 27 25 11 31 1 1 6 16 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 854.5 854.3 853.2 853.3 851.4 850.9 851.5 852.1 853.8 857.3 858.6 856.8 854.0 MAX. QFE PRESSURE IN HPA 859.8 860.8 859.5 857.4 857.9 856.2 855.4 855.9 857.9 861.4 866.8 862.1 866.8 DAY 31 29 27 3 5 3 30 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 847.4 844.8 847.2 850.0 846.3 845.3 848.4 848.2 847.2 852.5 851.8 849.0 844.8 DAY 21 7 9 11 27 26 11 3 1 1 6 15 MEAN QNH PRESSURE IN HPA 1017.4 1017.2 1015.8 1015.9 1013.8 1013.3 1014.0 1014.6 1016.5 1020.6 1022.1 1020.0 1016.8 MAX. QNH PRESSURE IN HPA 1023.5 1024.6 1023.1 1020.7 1021.3 1019.3 1018.4 1019.0 1021.3 1025.3 1031.5 1026.1 1031.5 DAY 31 29 27 3 5 3 30 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1009.2 1006.2 1009.0 1012.2 1007.9 1006.8 1010.3 1010.1 1009.0 1015.1 1014.3 1011.0 1006.2 DAY 21 7 9 11 27 26 11 3 1 1 6 15 MEAN QFF PRESSURE IN HPA 1019.6 1019.1 1014.4 1008.2 1002.7 1002.1 1001.6 1002.3 1006.1 1014.5 1021.2 1020.6 1011.1 MAX. QFF PRESSURE IN HPA 1028.1 1030.0 1022.1 1016.7 1009.8 1009.8 1006.6 1007.5 1011.2 1021.4 1033.4 1027.3 1033.4 DAY 14 10 27 3 5 3 25 20 25 16 17 18 MIN. QFF PRESSURE IN HPA 1010.1 1006.5 1003.4 1001.8 994.2 993.7 996.8 996.6 997.2 1006.2 1012.4 1010.8 993.7 DAY 21 7 25 23 27 26 10 31 1 1 6 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 855.0 854.6 853.4 853.2 851.2 851.0 851.6 852.4 854.0 858.0 859.3 857.4 854.3 MAX. QFE PRESSURE IN HPA 859.7 861.1 858.8 857.5 858.1 856.2 855.6 856.3 858.8 861.4 867.8 862.5 867.8 DAY 31 29 27 3 5 3 30 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 848.3 845.2 848.3 850.0 846.0 845.3 848.3 848.2 847.8 853.8 851.3 849.0 845.2 DAY 21 7 9 21 27 26 9 3 1 13 6 15 MEAN QNH PRESSURE IN HPA 1017.9 1017.5 1016.1 1015.9 1013.6 1013.3 1014.1 1014.9 1016.8 1021.4 1022.9 1020.8 1017.1 MAX. QNH PRESSURE IN HPA 1023.4 1025.0 1022.3 1020.8 1021.5 1019.3 1018.6 1019.4 1022.3 1025.3 1032.7 1026.6 1032.7 DAY 31 29 27 3 5 3 30 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1010.2 1006.7 1010.2 1012.2 1007.6 1006.8 1010.2 1010.1 1009.7 1016.6 1013.7 1011.0 1006.7 DAY 21 7 9 21 27 26 9 3 1 13 6 15 MEAN QFF PRESSURE IN HPA 1021.7 1020.7 1015.9 1008.8 1003.0 1002.2 1001.9 1003.2 1007.6 1017.0 1023.3 1022.8 1012.3 MAX. QFF PRESSURE IN HPA 1030.8 1031.9 1023.7 1017.5 1011.5 1010.2 1007.4 1008.6 1014.4 1022.8 1036.4 1029.4 1036.4 DAY 13 10 1 3 5 3 25 20 29 16 17 17 MIN. QFF PRESSURE IN HPA 1011.8 1008.2 1006.0 1002.7 993.8 994.1 996.4 997.3 997.2 1009.3 1011.8 1011.3 993.8 DAY 21 7 25 23 27 24 9 3 1 13 6 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 855.4 855.3 854.3 854.2 852.7 852.1 852.7 853.4 855.1 858.7 859.8 857.9 855.1 MAX. QFE PRESSURE IN HPA 861.0 861.7 859.2 858.5 858.8 856.7 856.3 857.2 860.0 862.2 867.7 863.0 867.7 DAY 24 29 27 3 5 3 30 23 29 7 17 4 MIN. QFE PRESSURE IN HPA 848.7 845.5 848.4 851.2 847.8 846.9 849.0 849.4 848.8 854.8 851.8 848.7 845.5 DAY 21 7 9 21 27 24 10 31 1 13 6 15 MEAN QNH PRESSURE IN HPA 1018.4 1018.2 1017.1 1017.0 1015.3 1014.6 1015.3 1016.1 1018.1 1022.2 1023.5 1021.3 1018.1 MAX. QNH PRESSURE IN HPA 1024.9 1025.7 1022.8 1022.0 1022.3 1019.9 1019.4 1020.5 1023.7 1026.2 1032.6 1027.2 1032.6 DAY 24 29 27 3 5 3 30 23 29 7 17 4 MIN. QNH PRESSURE IN HPA 1010.7 1007.0 1010.3 1013.6 1009.7 1008.6 1011.0 1011.5 1010.8 1017.7 1014.3 1010.7 1007.0 DAY 21 7 9 21 27 24 10 31 1 13 6 15 MEAN QFF PRESSURE IN HPA 1021.1 1020.7 1016.1 1009.3 1004.8 1003.5 1003.1 1003.9 1007.8 1016.6 1023.2 1022.7 1012.7 MAX. QFF PRESSURE IN HPA 1029.2 1031.6 1024.2 1018.7 1012.8 1011.1 1008.9 1008.8 1015.9 1023.2 1036.1 1029.3 1036.1 DAY 13 10 1 3 5 13 25 23 29 16 17 17 MIN. QFF PRESSURE IN HPA 1012.7 1006.8 1007.7 1002.6 997.6 994.5 997.3 998.2 997.6 1010.3 1013.4 1010.4 994.5 DAY 21 7 24 21 27 24 10 31 1 13 6 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 855.0 855.0 854.2 854.1 852.7 852.1 852.5 853.2 855.0 858.5 859.4 857.5 854.9 MAX. QFE PRESSURE IN HPA 861.0 861.3 859.0 858.5 859.3 856.2 856.4 856.6 859.1 861.8 866.7 862.5 866.7 DAY 24 29 27 3 5 3 30 23 29 15 17 4 MIN. QFE PRESSURE IN HPA 848.1 845.5 849.0 851.5 847.8 846.6 849.0 849.2 848.4 855.0 851.5 847.9 845.5 DAY 20 7 9 11 27 24 10 31 1 13 6 15 MEAN QNH PRESSURE IN HPA 1018.0 1018.0 1017.0 1016.9 1015.2 1014.6 1015.0 1015.9 1017.9 1022.0 1023.1 1020.8 1017.9 MAX. QNH PRESSURE IN HPA 1024.9 1025.2 1022.6 1022.0 1022.9 1019.3 1019.6 1019.8 1022.7 1025.8 1031.4 1026.6 1031.4 DAY 24 29 27 3 5 3 30 23 29 15 17 4 MIN. QNH PRESSURE IN HPA 1010.0 1007.0 1011.0 1013.9 1009.7 1008.3 1011.0 1011.3 1010.3 1018.0 1013.9 1009.8 1007.0 DAY 20 7 9 11 27 24 10 31 1 13 6 15 MEAN QFF PRESSURE IN HPA 1020.2 1019.6 1015.4 1008.8 1004.2 1003.2 1002.6 1003.5 1007.3 1015.9 1022.1 1021.3 1012.0 MAX. QFF PRESSURE IN HPA 1029.1 1030.5 1023.7 1018.1 1013.3 1011.2 1008.2 1008.0 1013.9 1021.5 1035.3 1028.6 1035.3 DAY 12 10 3 3 5 13 25 18 29 16 17 17 MIN. QFF PRESSURE IN HPA 1011.6 1005.2 1004.4 1002.9 997.4 995.2 997.4 997.5 998.1 1009.8 1013.0 1008.8 995.2 DAY 6 7 24 11 27 24 9 31 1 12 6 15 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.2 3.0 9.5 17.8 23.1 25.9 26.3 25.4 21.0 15.2 9.0 5.0 15.1 MINIMUN AIR TEMPERATURE (C) -5.7 -2.9 2.8 10.4 15.2 18.0 19.8 17.5 12.4 7.9 2.8 0.8 8.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 4 12 3 0 0 0 0 20 DAYS WITH MINIMUM TEMP. <=-4 18 9 1 0 0 0 0 0 0 0 1 0 29 DAYS WITH FREEZING MIN.<= 0 30 24 5 0 0 0 0 0 0 1 7 12 79 TEMPERATURE RECORDS LOWEST(C) -18.6 -12.8 -5.4 3.8 11.0 12.8 13.0 12.6 4.0 -1.4 -6.0 -3.4 -18.6 DAY 30 1 12 3 1 5 30 1 21 12 21 23 MAXIMUM AIR TEMPERATURE (C) 6.3 9.8 16.4 25.0 29.8 32.3 32.4 32.3 28.6 23.2 16.2 10.3 21.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 12 22 30 28 9 0 0 0 102 DAYS WITH MAXIMUM TEMP. <= 0 4 0 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 13.4 15.0 22.4 30.6 35.4 37.4 36.6 36.0 34.8 29.2 22.4 16.2 37.4 DAY 14 18 31 27 16 29 11 27 8 1 7 31 DIF. BETWEEN (MAX.-MIN.) (C) 12.0 12.7 13.6 14.6 14.6 14.3 12.6 14.8 16.2 15.3 13.4 9.5 13.7 MEAN DAILY TEMP. (MDT) (C) 0.3 3.4 9.6 17.7 22.5 25.2 26.1 24.9 20.5 15.6 9.5 5.6 15.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.2 54.1 124.7 158.1 120.8 40.2 0.0 0.0 0.0 502.3 HEATING DEG. DAYS(BASE 18 0C) 548.2 408.3 260.5 37.4 0.0 0.0 0.0 0.0 20.0 80.8 255.7 385.8 1996.6 DEWPOINT (MEAN C) -7.7 -7.5 -1.4 4.1 4.4 6.1 7.9 2.3 -1.8 0.6 -3.2 0.7 0.4 MIXING RATIO (G/KG) 2.56 2.75 4.25 6.14 6.35 7.13 8.06 5.50 4.15 4.96 3.69 4.75 5.02 VAPOUR PRESSURE (HPA) 3.51 3.76 5.79 8.35 8.62 9.63 10.88 7.47 5.67 6.78 5.05 6.50 6.83 SATURATION DEF. (HPA) 3.04 4.29 7.03 13.14 20.99 25.06 24.34 26.26 20.92 11.69 7.20 2.52 13.87 RELATIVE HUMIDITY (MEAN %) 60 51 51 43 32 30 32 23 23 41 45 76 42 RELATIVE HUMIDITY (MAX. %) 79 72 75 65 45 38 40 31 30 61 64 91 58 RELATIVE HUMIDITY (MIN. %) 40 30 32 28 23 23 26 17 17 27 30 53 29 RELATIVE HUMIDITY (MEAN% 03UTC) 74 66 71 62 42 37 39 30 28 54 57 85 54 RELATIVE HUMIDITY (MEAN% 09UTC) 43 36 37 32 26 25 28 20 19 30 33 55 32 RELATIVE HUMIDITY (MEAN% 15UTC) 55 42 38 31 25 26 27 19 19 32 41 77 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 5.8 6.3 18.3 0.7 3.4 0.4 0.0 1.0 0.0 1.0 15.7 63.2 115.8 DAYS WITH PRECIPITATION >=10 0 0 1 0 0 0 0 0 0 0 1 2 4 DAYS WITH PRECIPITATION >= 5 0 0 1 0 0 0 0 0 0 0 1 6 8 DAYS WITH PRECIPITATION >= 1 3 2 4 0 2 0 0 1 0 0 4 9 25 DAYS WITH PRECIPITATION 5 4 8 3 3 2 0 1 1 1 6 11 45 GREATEST DAILY PRECIPITATION 3.3 3.9 10.4 0.3 2.0 0.3 0.0 1.0 0.0 1.0 10.0 14.0 14.0 DAY 27 19 11 18 7 20 ** 13 ** 30 30 2 DAY WITH THUNDER STORM 0 0 2 1 0 1 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 5 1 2 0 0 0 0 0 0 0 1 1 10 DAYS WITH DUST 0 0 0 0 1 2 0 0 0 1 1 0 5 WIND DIRECTION (PREVAILING) 90 360 90 90 90 90 90 45 90 90 360 225 90 PREVAILING WIND SPEED(KNOTS) 7.8 6.4 6.9 8.5 8.9 9.3 9.2 8.4 7.4 8.4 8.4 6.5 8.4 PREVAILING WIND PERCENT 12.9 10.3 9.3 22.1 31.0 34.6 40.3 29.0 27.1 17.3 7.1 4.4 19.4 CALMS PERCENT OF WIND 75.0 62.9 64.1 49.6 36.7 32.9 20.2 39.5 51.3 61.3 70.0 84.7 54.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 82 35 78 108 88 68 64 53 89 99 185 193 73 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.4 0.5 1.4 2.6 5.3 6.5 4.1 2.1 1.5 0.2 0.2 2.0 WIND STEADINESES (MEAN %) 47.1 14.3 20.0 33.3 46.4 82.8 84.4 80.4 60.0 50.0 9.1 22.2 52.6 WIND SPEED (MEAN KNOTS) 1.7 2.8 2.5 4.2 5.6 6.4 7.7 5.1 3.5 3.0 2.2 0.9 3.8 FASTEST WIND DIRECTION 90 250 80 360 240 320 90 20 350 110 10 240 320 FASTEST WIND SPEED (KNOTS) 16 17 19 23 21 29 19 19 29 21 17 14 29 DAY 24 22 10 27 9 20 18 17 27 2 1 17 DAYS WITH SKY CLEAR (0-2)/8 16 21 17 17 24 27 30 29 27 27 15 11 261 DAYS WITH P.CLOUDY (3-6)/8 11 3 10 11 6 3 1 2 3 4 15 14 83 DAYS WITH CLOUDY (7-8)/8 4 4 4 2 1 0 0 0 0 0 0 6 21 DAYS WITH VISIBILITY =< 2 KM 3 0 1 0 0 0 0 0 0 0 0 4 8 DURATION OF SUNSHINE HOURS 196.3 237.4 241.1 275.9 341.0 360.8 384.1 362.3 311.2 292.9 213.1 175.0 3391.1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.3 855.2 854.6 853.9 852.6 851.1 851.3 853.5 855.6 857.6 857.6 858.9 854.9 MAX. QFE PRESSURE IN HPA 861.7 865.2 864.8 862.7 857.5 859.0 855.9 858.4 862.4 865.0 863.2 865.2 865.2 DAY-HOUR 3- 6 10- 6 2- 6 5- 6 15- 6 2- 6 29- 6 5- 3 22- 6 10- 6 5- 6 18- 6 MIN. QFE PRESSURE IN HPA 852.2 842.3 843.2 846.8 845.8 846.0 843.7 846.6 848.4 851.5 849.5 852.4 842.3 DAY-HOUR 20- 0 21-21 26-12 13- 0 30-12 17-15 18-12 27-12 1- 0 31-21 17-12 5-12 MEAN QNH PRESSURE IN HPA 1020.6 1018.2 1017.5 1016.7 1015.1 1013.4 1013.7 1016.2 1018.6 1021.0 1021.0 1022.5 1017.9 MAX. QNH PRESSURE IN HPA 1025.7 1029.7 1029.2 1026.8 1020.8 1022.6 1019.0 1021.9 1026.5 1029.5 1027.4 1029.7 1029.7 DAY-HOUR 3- 6 10- 6 2- 6 5- 6 15- 6 2- 6 29- 6 5- 3 22- 6 10- 6 5- 6 18- 6 MIN. QNH PRESSURE IN HPA 1014.7 1003.3 1004.4 1008.5 1007.4 1007.6 1004.9 1008.3 1010.3 1013.9 1011.6 1015.0 1003.3 DAY-HOUR 20- 0 21-21 26-12 13- 0 30-12 17-15 18-12 27-12 1- 0 31-21 17-12 5-12 MEAN QFF PRESSURE IN HPA 1024.4 1019.9 1014.9 1009.0 1004.4 1001.1 1001.0 1004.3 1009.3 1015.0 1018.8 1022.8 1012.1 MAX. QFF PRESSURE IN HPA 1036.5 1033.6 1029.0 1023.0 1011.0 1011.9 1008.0 1011.5 1021.1 1026.9 1029.5 1032.3 1036.5 DAY-HOUR 29-18 10- 6 12- 6 2- 6 1- 6 2- 6 30- 3 14- 6 22- 3 11- 3 21- 3 18- 6 MIN. QFF PRESSURE IN HPA 1015.0 1001.0 997.5 1000.6 994.6 994.3 992.3 995.1 997.1 1007.3 1005.4 1014.0 992.3 DAY-HOUR 20- 0 21-21 26- 0 13- 0 30-15 18-15 18-12 27-12 1- 0 31-21 19- 0 5-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.9 854.6 854.2 853.7 852.4 850.9 851.1 853.5 855.2 857.3 857.3 858.7 854.6 MAX. QFE PRESSURE IN HPA 860.2 864.6 863.4 861.3 855.8 856.2 854.4 857.8 860.5 864.0 861.9 863.3 864.6 DAY 30 10 2 2 15 2 29 5 22 11 3 18 MIN. QFE PRESSURE IN HPA 852.2 843.0 843.5 846.8 847.2 846.5 845.0 849.0 848.4 854.0 849.8 853.6 843.0 DAY 20 22 26 13 9 18 19 28 1 31 19 6 MEAN QNH PRESSURE IN HPA 1020.1 1017.5 1017.0 1016.4 1015.0 1013.2 1013.4 1016.2 1018.2 1020.6 1020.5 1022.2 1017.5 MAX. QNH PRESSURE IN HPA 1023.9 1029.0 1027.6 1025.2 1018.9 1019.3 1017.3 1021.2 1024.3 1028.3 1025.9 1027.5 1029.0 DAY 30 10 2 2 15 2 29 5 22 11 3 18 MIN. QNH PRESSURE IN HPA 1014.7 1004.1 1004.7 1008.5 1009.0 1008.2 1006.4 1011.0 1010.3 1016.8 1012.0 1016.3 1004.1 DAY 20 22 26 13 9 18 19 28 1 31 19 6 MEAN QFF PRESSURE IN HPA 1023.3 1018.7 1014.2 1008.6 1004.4 1001.1 1000.7 1004.4 1008.9 1014.3 1017.9 1022.1 1011.6 MAX. QFF PRESSURE IN HPA 1035.6 1031.3 1027.4 1021.8 1009.2 1009.5 1007.1 1009.9 1018.7 1026.4 1027.0 1029.1 1035.6 DAY 30 10 12 2 20 3 30 14 22 11 21 18 MIN. QFF PRESSURE IN HPA 1015.0 1002.0 997.5 1000.6 995.9 996.2 993.5 997.5 997.1 1008.6 1005.4 1014.7 993.5 DAY 20 22 26 13 31 8 19 28 1 2 19 6 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 857.1 855.0 854.9 854.5 853.2 851.7 851.8 854.1 855.9 857.8 857.6 858.8 855.2 MAX. QFE PRESSURE IN HPA 859.9 864.3 863.8 861.3 856.5 857.6 855.4 858.4 861.5 863.5 861.7 864.0 864.3 DAY 17 10 2 2 15 2 29 5 22 11 5 18 MIN. QFE PRESSURE IN HPA 852.2 844.3 845.0 847.0 848.0 847.1 846.6 849.6 849.3 853.6 850.2 854.0 844.3 DAY 20 22 26 13 9 18 19 27 1 31 19 6 MEAN QNH PRESSURE IN HPA 1020.3 1017.9 1017.8 1017.3 1015.9 1014.1 1014.2 1016.9 1019.0 1021.1 1020.9 1022.4 1018.2 MAX. QNH PRESSURE IN HPA 1023.6 1028.7 1028.1 1025.2 1019.7 1020.9 1018.4 1021.9 1025.4 1027.7 1025.7 1028.3 1028.7 DAY 17 10 2 2 15 2 29 5 22 11 5 18 MIN. QNH PRESSURE IN HPA 1014.7 1005.6 1006.4 1008.7 1009.9 1008.8 1008.3 1011.7 1011.4 1016.3 1012.4 1016.8 1005.6 DAY 20 22 26 13 9 18 19 27 1 31 19 6 MEAN QFF PRESSURE IN HPA 1025.2 1020.7 1016.3 1010.2 1005.4 1002.0 1001.9 1005.5 1010.8 1016.1 1020.0 1023.6 1013.1 MAX. QFF PRESSURE IN HPA 1036.3 1032.3 1028.5 1022.1 1010.1 1010.4 1008.0 1010.7 1021.1 1026.9 1029.5 1031.3 1036.3 DAY 30 10 12 2 1 2 30 15 22 11 21 18 MIN. QFF PRESSURE IN HPA 1016.1 1004.9 1001.6 1001.8 998.4 996.5 995.9 1000.1 999.3 1010.7 1006.8 1015.5 995.9 DAY 20 22 26 13 31 18 11 28 1 2 19 6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 858.2 856.2 855.7 855.2 853.7 851.9 852.1 854.6 856.7 858.8 858.8 860.0 856.0 MAX. QFE PRESSURE IN HPA 861.7 865.2 864.8 862.7 857.5 859.0 855.9 858.1 862.4 865.0 863.2 865.2 865.2 DAY 3 10 2 5 15 2 29 5 22 10 5 18 MIN. QFE PRESSURE IN HPA 853.6 846.3 845.3 848.4 848.4 847.7 846.5 849.6 850.3 854.3 852.1 854.8 845.3 DAY 20 21 26 13 9 18 18 27 1 31 19 5 MEAN QNH PRESSURE IN HPA 1021.7 1019.3 1018.8 1018.2 1016.5 1014.4 1014.6 1017.5 1019.9 1022.4 1022.3 1023.7 1019.1 MAX. QNH PRESSURE IN HPA 1025.7 1029.7 1029.2 1026.8 1020.8 1022.6 1019.0 1021.5 1026.5 1029.5 1027.4 1029.7 1029.7 DAY 3 10 2 5 15 2 29 5 22 10 5 18 MIN. QNH PRESSURE IN HPA 1016.3 1007.9 1006.8 1010.3 1010.3 1009.5 1008.2 1011.7 1012.5 1017.1 1014.6 1017.7 1006.8 DAY 20 21 26 13 9 18 18 27 1 31 19 5 MEAN QFF PRESSURE IN HPA 1025.5 1021.2 1016.2 1010.5 1005.6 1002.0 1001.8 1005.5 1010.3 1016.1 1019.9 1024.2 1013.2 MAX. QFF PRESSURE IN HPA 1036.0 1033.6 1029.0 1023.0 1011.0 1011.9 1007.4 1011.5 1020.8 1025.9 1028.9 1032.3 1036.0 DAY 30 10 12 2 1 2 30 14 22 11 21 18 MIN. QFF PRESSURE IN HPA 1017.2 1006.7 1001.4 1003.3 998.4 996.1 995.6 999.2 999.4 1010.2 1008.9 1017.1 995.6 DAY 5 21 26 13 30 29 18 31 1 1 19 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 857.4 855.6 854.9 854.3 852.9 851.2 851.4 853.7 855.8 857.7 857.6 859.0 855.1 MAX. QFE PRESSURE IN HPA 860.6 863.7 863.7 861.6 856.1 858.2 855.1 857.6 861.4 864.5 862.2 863.5 864.5 DAY 3 10 2 2 15 2 29 5 22 10 20 18 MIN. QFE PRESSURE IN HPA 853.7 845.2 844.1 848.2 847.5 847.0 845.3 848.3 850.3 852.8 850.6 853.4 844.1 DAY 20 21 26 13 30 18 18 27 1 31 17 5 MEAN QNH PRESSURE IN HPA 1020.7 1018.7 1017.8 1017.2 1015.6 1013.6 1013.8 1016.4 1018.8 1021.1 1020.9 1022.5 1018.1 MAX. QNH PRESSURE IN HPA 1024.4 1028.0 1028.0 1025.6 1019.2 1021.6 1018.1 1020.9 1025.3 1028.9 1026.2 1027.7 1028.9 DAY 3 10 2 2 15 2 29 5 22 10 20 18 MIN. QNH PRESSURE IN HPA 1016.5 1006.7 1005.4 1010.1 1009.3 1008.7 1006.8 1010.2 1012.5 1015.4 1012.9 1016.1 1005.4 DAY 20 21 26 13 30 18 18 27 1 31 17 5 MEAN QFF PRESSURE IN HPA 1023.9 1019.8 1014.8 1009.0 1004.5 1000.9 1000.7 1004.2 1008.9 1014.4 1018.0 1022.2 1011.8 MAX. QFF PRESSURE IN HPA 1035.3 1030.8 1027.0 1021.4 1009.7 1010.4 1006.0 1009.9 1019.3 1024.3 1026.2 1029.0 1035.3 DAY 30 10 12 2 1 2 29 14 22 10 20 18 MIN. QFF PRESSURE IN HPA 1017.0 1004.9 999.8 1001.9 996.3 994.7 994.1 997.0 999.8 1008.5 1006.8 1015.9 994.1 DAY 5 21 26 27 30 29 18 27 1 1 19 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 856.6 854.5 853.7 853.1 851.6 850.2 850.5 852.5 854.5 856.7 856.8 858.2 854.1 MAX. QFE PRESSURE IN HPA 859.5 862.8 861.7 861.3 855.0 856.3 854.2 856.5 859.6 863.8 861.8 862.2 863.8 DAY 30 9 1 1 15 2 29 5 22 10 2 18 MIN. QFE PRESSURE IN HPA 853.1 842.5 843.2 848.1 845.8 846.0 843.7 846.6 849.5 852.0 849.5 852.4 842.5 DAY 18 21 26 10 30 18 18 27 1 31 17 5 MEAN QNH PRESSURE IN HPA 1019.9 1017.4 1016.4 1015.7 1014.0 1012.4 1012.8 1015.1 1017.4 1020.0 1020.0 1021.7 1016.9 MAX. QNH PRESSURE IN HPA 1023.1 1026.9 1025.7 1025.2 1018.0 1019.4 1017.0 1019.7 1023.3 1028.1 1025.8 1026.2 1028.1 DAY 30 9 1 1 15 2 29 5 22 10 2 18 MIN. QNH PRESSURE IN HPA 1015.8 1003.5 1004.4 1010.0 1007.4 1007.6 1004.9 1008.3 1011.6 1014.5 1011.6 1015.0 1003.5 DAY 18 21 26 10 30 18 18 27 1 31 17 5 MEAN QFF PRESSURE IN HPA 1023.1 1018.6 1013.5 1007.8 1003.3 1000.1 999.9 1003.1 1008.0 1013.6 1017.4 1021.4 1010.8 MAX. QFF PRESSURE IN HPA 1033.8 1028.7 1025.2 1020.3 1008.5 1008.5 1005.9 1008.7 1017.1 1024.0 1025.5 1027.8 1033.8 DAY 30 9 11 1 1 2 30 14 22 10 20 18 MIN. QFF PRESSURE IN HPA 1016.3 1002.4 1000.3 1001.1 994.8 994.6 992.3 995.1 998.5 1008.1 1008.0 1014.5 992.3 DAY 5 21 26 27 30 29 18 27 1 1 19 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.2 854.9 853.9 852.9 851.5 850.3 850.6 852.5 854.8 857.3 857.5 858.8 854.4 MAX. QFE PRESSURE IN HPA 859.4 864.0 862.5 861.0 854.7 856.6 854.2 856.6 859.9 864.8 862.3 862.4 864.8 DAY 29 9 1 1 15 2 30 5 22 10 2 18 MIN. QFE PRESSURE IN HPA 852.8 842.5 843.9 848.0 845.8 846.0 843.7 846.7 849.7 852.3 850.3 852.4 842.5 DAY 18 21 26 17 30 17 18 27 1 31 17 5 MEAN QNH PRESSURE IN HPA 1020.4 1017.9 1016.7 1015.6 1013.9 1012.5 1012.8 1015.1 1017.7 1020.5 1020.9 1022.4 1017.2 MAX. QNH PRESSURE IN HPA 1023.0 1028.3 1026.6 1024.9 1017.6 1019.8 1017.0 1019.8 1023.6 1029.2 1026.4 1026.5 1029.2 DAY 29 9 1 1 15 2 30 5 22 10 2 18 MIN. QNH PRESSURE IN HPA 1015.4 1003.5 1005.2 1009.9 1007.4 1007.6 1004.9 1008.4 1011.8 1014.8 1012.5 1015.0 1003.5 DAY 18 21 26 17 30 17 18 27 1 31 17 5 MEAN QFF PRESSURE IN HPA 1025.4 1020.4 1015.0 1008.5 1003.3 1000.4 1000.4 1003.6 1009.4 1015.5 1020.0 1023.5 1012.1 MAX. QFF PRESSURE IN HPA 1035.8 1031.1 1026.5 1020.8 1008.9 1009.6 1007.5 1009.0 1019.0 1025.9 1028.1 1029.5 1035.8 DAY 30 9 11 1 1 2 30 14 22 10 20 18 MIN. QFF PRESSURE IN HPA 1018.7 1002.3 1003.1 1002.8 994.6 994.3 992.6 995.7 1000.8 1010.3 1010.0 1014.8 992.6 DAY 4 21 26 26 30 18 18 27 1 1 17 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 857.7 855.6 854.8 854.0 852.7 851.4 851.5 853.6 855.9 857.9 858.1 859.2 855.2 MAX. QFE PRESSURE IN HPA 860.6 865.0 863.5 862.0 856.8 857.3 855.0 857.6 861.0 865.0 862.9 862.8 865.0 DAY 29 9 1 1 11 2 28 5 22 10 2 22 MIN. QFE PRESSURE IN HPA 853.0 842.4 845.4 849.2 847.3 846.5 844.7 847.4 850.9 852.0 851.5 854.0 842.4 DAY 18 21 26 12 30 17 18 27 5 31 17 5 MEAN QNH PRESSURE IN HPA 1021.1 1018.6 1017.8 1016.8 1015.3 1013.8 1013.9 1016.4 1019.0 1021.3 1021.5 1022.8 1018.2 MAX. QNH PRESSURE IN HPA 1024.4 1029.5 1027.7 1026.0 1020.0 1020.6 1018.0 1020.9 1024.9 1029.5 1027.1 1026.9 1029.5 DAY 29 9 1 1 11 2 28 5 22 10 2 22 MIN. QNH PRESSURE IN HPA 1015.7 1003.4 1006.9 1011.3 1009.1 1008.2 1006.1 1009.2 1013.2 1014.5 1013.9 1016.8 1003.4 DAY 18 21 26 12 30 17 18 27 5 31 17 5 MEAN QFF PRESSURE IN HPA 1025.0 1020.3 1015.1 1009.2 1004.5 1001.5 1001.3 1004.5 1009.4 1015.3 1019.2 1023.3 1012.4 MAX. QFF PRESSURE IN HPA 1036.5 1032.3 1026.9 1022.4 1009.9 1010.8 1007.0 1009.8 1019.3 1025.6 1028.7 1029.7 1036.5 DAY 29 9 11 1 1 2 30 13 22 10 20 22 MIN. QFF PRESSURE IN HPA 1017.8 1001.1 1001.9 1002.8 995.6 996.3 993.1 995.8 1000.5 1008.7 1007.8 1015.9 993.1 DAY 4 21 25 26 30 29 18 27 5 1 18 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 857.4 855.3 854.6 853.8 852.6 851.2 851.5 853.4 855.8 857.6 857.7 858.9 855.0 MAX. QFE PRESSURE IN HPA 860.5 865.0 863.9 862.2 855.7 856.8 854.7 857.7 860.8 864.7 862.8 862.8 865.0 DAY 29 9 1 1 19 2 29 4 22 10 2 22 MIN. QFE PRESSURE IN HPA 853.0 842.3 845.1 847.5 847.0 846.5 844.9 847.8 851.1 851.5 850.7 852.8 842.3 DAY 18 21 25 12 30 17 18 27 5 31 18 5 MEAN QNH PRESSURE IN HPA 1020.7 1018.3 1017.5 1016.6 1015.2 1013.6 1013.9 1016.2 1018.8 1021.0 1021.1 1022.4 1017.9 MAX. QNH PRESSURE IN HPA 1024.3 1029.5 1028.2 1026.2 1018.8 1020.0 1017.6 1021.1 1024.6 1029.1 1026.9 1026.9 1029.5 DAY 29 9 1 1 19 2 29 4 22 10 2 22 MIN. QNH PRESSURE IN HPA 1015.7 1003.3 1006.5 1009.3 1008.7 1008.2 1006.3 1009.7 1013.5 1013.9 1013.0 1015.4 1003.3 DAY 18 21 25 12 30 17 18 27 5 31 18 5 MEAN QFF PRESSURE IN HPA 1024.0 1019.3 1014.4 1008.5 1004.3 1001.0 1001.1 1004.0 1009.1 1014.5 1018.3 1022.0 1011.7 MAX. QFF PRESSURE IN HPA 1036.0 1031.6 1027.3 1021.7 1009.6 1010.1 1006.6 1009.7 1018.6 1026.0 1027.6 1029.1 1036.0 DAY 29 9 11 1 19 2 29 13 22 10 20 22 MIN. QFF PRESSURE IN HPA 1016.0 1001.0 999.4 1001.9 994.9 995.4 993.2 995.8 1000.9 1007.3 1006.5 1014.0 993.2 DAY 4 21 25 21 30 6 18 27 5 31 18 5 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.3 3.9 9.7 14.2 20.0 25.7 26.0 26.4 21.7 18.0 8.6 1.1 14.8 MINIMUN AIR TEMPERATURE (C) -1.9 -1.5 2.5 8.3 12.8 18.3 18.7 18.3 12.3 9.9 2.7 -3.2 8.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 7 8 0 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 11 7 2 0 0 0 0 0 0 0 0 15 35 DAYS WITH FREEZING MIN.<= 0 21 18 12 0 0 0 0 0 0 0 10 24 85 TEMPERATURE RECORDS LOWEST(C) -7.8 -7.2 -5.6 1.2 7.8 12.8 11.0 7.8 6.0 3.6 -3.6 -14.8 -14.8 DAY 19 2 8 1 19 17 23 15 9 21 30 4 MAXIMUM AIR TEMPERATURE (C) 7.7 10.6 17.2 20.2 26.9 32.1 31.6 33.1 30.1 25.7 15.3 6.3 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 22 20 28 15 2 0 0 95 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 1 2 TEMPERATURE RECORDS HIGHEST(C) 16.2 17.2 26.0 28.8 34.8 37.6 36.5 36.4 35.4 31.4 21.0 11.8 37.6 DAY 3 13 28 19 30 21 19 10 12 5 2 13 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 12.1 14.7 11.9 14.1 13.8 12.9 14.8 17.8 15.8 12.6 9.5 13.3 MEAN DAILY TEMP. (MDT) (C) 2.9 4.5 9.8 14.2 19.9 25.2 25.2 25.7 21.2 17.8 9.0 1.5 14.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.9 25.8 126.4 130.3 148.7 30.8 3.5 0.0 0.0 466.5 HEATING DEG. DAYS(BASE 18 0C) 467.4 376.9 252.6 121.9 15.8 0.0 0.0 0.0 0.0 38.9 269.9 510.1 2053.6 DEWPOINT (MEAN C) -1.9 -2.5 -1.2 5.2 7.9 9.3 10.1 10.2 1.9 -1.4 -2.4 -5.7 2.4 MIXING RATIO (G/KG) 4.04 3.86 4.34 6.67 7.99 8.79 9.30 9.48 5.59 4.17 3.96 3.25 5.95 VAPOUR PRESSURE (HPA) 5.52 5.28 5.91 9.04 10.82 11.86 12.56 12.79 7.62 5.72 5.43 4.44 8.08 SATURATION DEF. (HPA) 2.13 3.31 7.24 8.09 13.98 22.42 22.02 23.06 19.98 16.22 6.39 2.50 12.28 RELATIVE HUMIDITY (MEAN %) 76 67 50 59 50 37 38 37 29 29 50 66 49 RELATIVE HUMIDITY (MAX. %) 93 89 76 84 74 49 46 47 38 41 69 81 66 RELATIVE HUMIDITY (MIN. %) 53 43 30 39 31 28 31 30 22 20 33 47 34 RELATIVE HUMIDITY (MEAN% 03UTC) 86 86 67 80 69 46 45 45 37 38 64 75 62 RELATIVE HUMIDITY (MEAN% 09UTC) 61 49 36 45 37 32 33 33 25 22 36 52 38 RELATIVE HUMIDITY (MEAN% 15UTC) 74 56 40 46 37 30 33 32 24 23 43 63 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 52.4 18.3 9.9 37.7 24.6 0.2 0.0 0.0 0.0 0.7 12.3 81.5 237.6 DAYS WITH PRECIPITATION >=10 2 0 0 0 0 0 0 0 0 0 0 2 4 DAYS WITH PRECIPITATION >= 5 3 2 1 4 2 0 0 0 0 0 1 5 18 DAYS WITH PRECIPITATION >= 1 5 4 2 6 7 0 0 0 0 0 2 8 34 DAYS WITH PRECIPITATION 9 7 7 10 7 1 0 0 0 1 6 9 57 GREATEST DAILY PRECIPITATION 25.1 7.0 6.0 9.0 6.5 0.2 0.0 0.0 0.0 0.7 8.0 38.0 38.0 DAY 9 21 21 13 13 15 ** ** ** 23 15 10 DAY WITH THUNDER STORM 0 0 1 6 6 0 0 0 0 0 1 0 14 DAYS WITH SNOW OR SLEET 6 6 2 0 0 0 0 0 0 0 0 4 18 DAYS WITH DUST 1 0 2 0 0 1 0 0 0 0 0 0 4 WIND DIRECTION (PREVAILING) 360 90 270 90 90 90 90 90 90 90 90 90 90 PREVAILING WIND SPEED(KNOTS) 6.0 9.4 9.8 7.1 8.1 8.2 8.3 8.0 6.3 7.3 5.8 5.9 7.7 PREVAILING WIND PERCENT 8.1 8.0 10.5 15.0 30.2 30.4 35.1 30.6 16.7 12.1 13.3 6.5 17.6 CALMS PERCENT OF WIND 74.6 64.3 54.8 49.6 37.5 36.3 27.0 39.9 61.7 65.7 68.8 78.6 54.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 55 346 291 202 82 78 65 79 99 81 80 40 75 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.3 0.5 0.6 2.1 3.0 5.4 3.9 1.5 0.7 0.6 0.5 1.4 WIND STEADINESES (MEAN %) 25.0 10.3 12.5 15.0 39.6 57.7 87.1 79.6 65.2 31.8 30.0 35.7 40.0 WIND SPEED (MEAN KNOTS) 1.6 2.9 4.0 4.0 5.3 5.2 6.2 4.9 2.3 2.2 2.0 1.4 3.5 FASTEST WIND DIRECTION 210 320 20 270 260 100 20 50 110 20 310 20 270 FASTEST WIND SPEED (KNOTS) 14 21 19 25 25 23 17 19 14 17 16 17 25 DAY 7 28 10 9 11 21 20 10 1 15 13 3 DAYS WITH SKY CLEAR (0-2)/8 13 14 18 8 26 28 30 30 30 28 14 13 252 DAYS WITH P.CLOUDY (3-6)/8 15 12 11 18 5 2 1 1 0 3 15 10 93 DAYS WITH CLOUDY (7-8)/8 3 2 2 4 0 0 0 0 0 0 1 8 20 DAYS WITH VISIBILITY =< 2 KM 3 3 0 0 0 0 0 0 0 0 0 2 8 DURATION OF SUNSHINE HOURS 173.8 196.2 261.6 244.6 354.2 363.0 386.9 366.1 337.7 295.8 205.2 169.9 3355.0 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 855.7 854.9 852.6 853.3 851.4 852.7 852.0 856.6 858.4 859.0 856.8 855.0 MAX. QFE PRESSURE IN HPA 862.8 863.1 866.3 861.6 859.2 857.7 857.5 857.3 862.5 863.3 866.5 865.4 866.5 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 24- 6 24-18 3- 6 30- 6 21- 6 10- 6 18- 6 4- 6 MIN. QFE PRESSURE IN HPA 849.4 849.1 846.5 841.0 848.0 842.1 847.0 846.6 851.8 854.3 852.6 846.0 841.0 DAY-HOUR 8-12 27- 0 23- 0 4-12 20-15 21-12 25-15 17-12 10-12 22-12 13- 3 22- 9 MEAN QNH PRESSURE IN HPA 1019.8 1018.8 1017.8 1015.2 1016.0 1013.8 1015.2 1014.5 1019.8 1021.9 1022.6 1020.0 1018.0 MAX. QNH PRESSURE IN HPA 1026.9 1027.3 1031.0 1025.6 1022.8 1021.1 1020.8 1020.6 1026.6 1027.5 1031.2 1029.9 1031.2 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 24- 6 24-18 3- 6 30- 6 21- 6 10- 6 18- 6 4- 6 MIN. QNH PRESSURE IN HPA 1011.5 1011.2 1008.2 1001.8 1009.9 1003.1 1008.7 1008.3 1014.3 1017.1 1015.2 1007.6 1001.8 DAY-HOUR 8-12 27- 0 23- 0 4-12 20-15 21-12 25-15 17-12 10-12 22-12 13- 3 22- 9 MEAN QFF PRESSURE IN HPA 1021.7 1019.8 1015.1 1009.5 1006.8 1001.5 1002.6 1001.7 1010.0 1014.4 1020.7 1022.8 1012.2 MAX. QFF PRESSURE IN HPA 1030.6 1030.8 1034.4 1023.4 1015.0 1011.0 1009.6 1009.3 1017.2 1018.9 1032.2 1040.1 1040.1 DAY-HOUR 25- 3 6- 3 11- 6 1- 6 18- 6 24-18 3- 6 31- 3 30- 3 10-15 18- 6 4- 3 MIN. QFF PRESSURE IN HPA 1007.9 1008.0 999.3 996.4 997.3 986.9 995.3 994.3 1003.9 1008.4 1010.4 1006.6 986.9 DAY-HOUR 8-12 27- 0 28-18 4- 0 30-15 21-12 25-15 17-12 17-12 5- 9 13- 0 22- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.4 855.1 854.3 852.3 853.2 851.3 852.3 851.8 856.4 858.2 858.8 856.4 854.7 MAX. QFE PRESSURE IN HPA 861.4 860.8 863.7 859.3 857.3 857.0 856.2 855.5 860.0 862.0 864.5 864.5 864.5 DAY 26 19 11 2 10 25 3 30 21 11 19 4 MIN. QFE PRESSURE IN HPA 850.8 849.1 846.5 841.3 849.2 843.1 848.2 847.7 852.5 854.7 852.9 846.6 841.3 DAY 22 27 23 4 5 21 26 17 18 29 13 22 MEAN QNH PRESSURE IN HPA 1019.5 1018.0 1017.2 1014.8 1015.9 1013.7 1014.8 1014.2 1019.6 1021.6 1022.3 1019.6 1017.6 MAX. QNH PRESSURE IN HPA 1025.3 1024.6 1028.0 1022.9 1020.6 1020.3 1019.3 1018.5 1023.7 1026.0 1028.9 1028.9 1028.9 DAY 26 19 11 2 10 25 3 30 21 11 19 4 MIN. QNH PRESSURE IN HPA 1013.1 1011.2 1008.2 1002.2 1011.3 1004.2 1010.1 1009.5 1015.1 1017.6 1015.5 1008.3 1002.2 DAY 22 27 23 4 5 21 26 17 18 29 13 22 MEAN QFF PRESSURE IN HPA 1020.8 1018.6 1014.2 1009.0 1006.9 1001.6 1002.4 1001.6 1009.8 1014.0 1019.8 1021.9 1011.7 MAX. QFF PRESSURE IN HPA 1028.6 1027.8 1031.0 1020.7 1013.1 1009.7 1008.4 1006.0 1015.0 1017.0 1028.8 1036.1 1036.1 DAY 26 6 11 1 15 25 3 30 30 24 19 4 MIN. QFF PRESSURE IN HPA 1010.4 1008.0 1000.5 996.4 999.6 988.7 996.4 995.1 1005.6 1009.6 1010.4 1006.6 988.7 DAY 8 27 29 4 31 21 26 9 18 13 13 22 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.4 855.4 855.0 852.9 853.8 852.2 853.0 852.5 856.9 858.7 859.1 856.6 855.2 MAX. QFE PRESSURE IN HPA 861.4 861.6 865.0 860.4 858.4 857.2 857.4 856.6 861.0 862.6 864.8 864.9 865.0 DAY 25 19 11 1 24 25 3 31 21 11 18 4 MIN. QFE PRESSURE IN HPA 850.4 849.5 847.1 841.9 849.6 843.7 849.1 848.5 853.2 855.2 852.6 846.6 841.9 DAY 22 27 23 4 5 21 25 9 18 29 13 22 MEAN QNH PRESSURE IN HPA 1019.6 1018.4 1017.9 1015.5 1016.6 1014.7 1015.7 1015.1 1020.2 1022.2 1022.7 1019.8 1018.2 MAX. QNH PRESSURE IN HPA 1025.3 1025.6 1029.5 1024.2 1021.9 1020.5 1020.7 1019.8 1024.9 1026.7 1029.2 1029.4 1029.5 DAY 25 19 11 1 24 25 3 31 21 11 18 4 MIN. QNH PRESSURE IN HPA 1012.7 1011.6 1008.8 1002.9 1011.7 1004.9 1011.2 1010.5 1015.9 1018.2 1015.2 1008.3 1002.9 DAY 22 27 23 4 5 21 25 9 18 29 13 22 MEAN QFF PRESSURE IN HPA 1022.4 1020.3 1016.3 1010.4 1007.8 1002.5 1003.3 1002.9 1011.5 1016.1 1022.0 1023.5 1013.3 MAX. QFF PRESSURE IN HPA 1030.6 1030.8 1034.1 1023.0 1014.5 1010.1 1009.4 1009.3 1017.2 1018.8 1031.1 1040.1 1040.1 DAY 25 6 11 1 14 25 3 31 30 24 19 4 MIN. QFF PRESSURE IN HPA 1011.4 1009.8 1003.3 998.2 999.9 989.2 997.8 996.8 1007.4 1011.5 1011.7 1008.2 989.2 DAY 8 27 29 4 30 21 26 9 18 13 13 22 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.6 856.7 856.1 853.6 854.3 852.6 853.5 853.1 857.7 859.6 860.2 857.8 856.1 MAX. QFE PRESSURE IN HPA 862.8 863.1 866.3 861.6 859.2 857.5 857.5 857.3 862.5 863.3 866.5 865.4 866.5 DAY 26 19 11 1 24 25 3 30 21 10 18 4 MIN. QFE PRESSURE IN HPA 851.1 851.7 848.9 842.6 850.2 844.1 849.1 848.7 853.5 856.1 854.2 847.3 842.6 DAY 12 28 23 4 12 21 25 17 18 22 13 22 MEAN QNH PRESSURE IN HPA 1021.0 1019.9 1019.2 1016.4 1017.1 1015.2 1016.3 1015.7 1021.1 1023.2 1023.9 1021.2 1019.2 MAX. QNH PRESSURE IN HPA 1026.9 1027.3 1031.0 1025.6 1022.8 1020.8 1020.8 1020.6 1026.6 1027.5 1031.2 1029.9 1031.2 DAY 26 19 11 1 24 25 3 30 21 10 18 4 MIN. QNH PRESSURE IN HPA 1013.5 1014.2 1010.9 1003.7 1012.4 1005.4 1011.2 1010.7 1016.2 1019.2 1017.0 1009.1 1003.7 DAY 12 28 23 4 12 21 25 17 18 22 13 22 MEAN QFF PRESSURE IN HPA 1023.0 1021.0 1016.4 1010.7 1008.1 1002.7 1003.5 1002.5 1010.9 1015.3 1021.8 1024.2 1013.3 MAX. QFF PRESSURE IN HPA 1030.4 1030.6 1034.4 1023.4 1015.0 1010.6 1009.6 1008.6 1016.3 1018.4 1032.2 1039.1 1039.1 DAY 26 6 11 1 18 25 3 30 30 23 18 4 MIN. QFF PRESSURE IN HPA 1011.5 1012.1 1003.9 998.5 1000.0 990.0 997.4 995.4 1004.9 1011.0 1012.7 1008.9 990.0 DAY 8 27 29 4 12 21 25 9 18 5 13 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.6 856.0 855.3 852.9 853.4 851.8 852.9 852.2 856.7 858.3 858.9 856.7 855.1 MAX. QFE PRESSURE IN HPA 861.9 861.9 865.5 861.2 858.2 857.0 856.7 856.8 861.1 862.1 865.5 864.5 865.5 DAY 26 19 11 1 24 25 3 30 21 10 18 4 MIN. QFE PRESSURE IN HPA 850.0 851.3 849.4 841.9 849.4 843.3 848.3 847.8 852.9 855.2 853.1 846.0 841.9 DAY 22 25 23 4 12 21 25 17 10 22 13 22 MEAN QNH PRESSURE IN HPA 1019.8 1019.1 1018.3 1015.5 1016.1 1014.2 1015.6 1014.7 1019.9 1021.8 1022.4 1019.9 1018.1 MAX. QNH PRESSURE IN HPA 1025.9 1025.9 1030.0 1025.1 1021.6 1020.3 1019.9 1020.0 1025.0 1026.1 1030.0 1028.9 1030.0 DAY 26 19 11 1 24 25 3 30 21 10 18 4 MIN. QNH PRESSURE IN HPA 1012.2 1013.7 1011.5 1002.9 1011.5 1004.5 1010.2 1009.7 1015.5 1018.2 1015.8 1007.6 1002.9 DAY 22 25 23 4 12 21 25 17 10 22 13 22 MEAN QFF PRESSURE IN HPA 1021.2 1019.4 1014.9 1009.4 1006.6 1001.6 1002.6 1001.4 1009.2 1013.4 1019.7 1022.1 1011.8 MAX. QFF PRESSURE IN HPA 1029.0 1028.7 1031.2 1022.4 1013.8 1009.2 1008.7 1007.6 1015.0 1016.9 1030.1 1035.8 1035.8 DAY 26 2 11 1 15 25 3 30 30 26 18 4 MIN. QFF PRESSURE IN HPA 1009.1 1010.7 1004.3 997.1 998.8 988.6 995.9 994.7 1004.3 1008.4 1010.8 1007.0 988.6 DAY 8 27 29 4 30 21 25 9 18 5 13 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 855.9 855.0 854.1 851.9 852.3 850.5 851.9 851.0 855.5 857.3 858.2 856.1 854.1 MAX. QFE PRESSURE IN HPA 861.2 861.0 863.3 860.0 856.6 855.9 855.8 854.7 859.9 861.7 864.6 863.2 864.6 DAY 26 2 11 1 24 24 3 29 21 10 18 4 MIN. QFE PRESSURE IN HPA 849.4 849.3 847.5 841.0 848.2 842.1 847.1 846.6 851.8 854.3 852.9 846.0 841.0 DAY 8 25 28 4 12 21 25 17 10 22 12 22 MEAN QNH PRESSURE IN HPA 1019.0 1018.0 1016.9 1014.4 1014.8 1012.8 1014.4 1013.4 1018.5 1020.6 1021.6 1019.2 1017.0 MAX. QNH PRESSURE IN HPA 1025.1 1024.9 1027.5 1023.7 1019.8 1019.0 1018.9 1017.6 1023.6 1025.7 1029.0 1027.4 1029.0 DAY 26 2 11 1 24 24 3 29 21 10 18 4 MIN. QNH PRESSURE IN HPA 1011.5 1011.4 1009.3 1001.8 1010.1 1003.1 1008.8 1008.3 1014.3 1017.1 1015.5 1007.6 1001.8 DAY 8 25 28 4 12 21 25 17 10 22 12 22 MEAN QFF PRESSURE IN HPA 1020.3 1018.4 1013.8 1008.5 1005.7 1000.3 1001.8 1000.4 1008.5 1012.9 1019.2 1021.5 1011.0 MAX. QFF PRESSURE IN HPA 1028.3 1028.4 1028.6 1021.1 1012.3 1009.2 1008.3 1005.3 1014.0 1016.7 1027.8 1034.1 1034.1 DAY 14 2 11 1 15 24 3 31 29 10 18 4 MIN. QFF PRESSURE IN HPA 1007.9 1009.7 1002.0 997.0 998.2 986.9 995.5 994.3 1003.9 1009.1 1010.9 1007.1 986.9 DAY 8 25 28 4 30 21 25 17 17 5 13 22 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 855.7 854.4 852.1 852.2 850.4 852.0 851.2 855.9 857.9 858.8 856.8 854.5 MAX. QFE PRESSURE IN HPA 861.5 861.4 862.9 860.2 856.1 855.9 855.8 854.9 859.9 862.7 864.8 864.8 864.8 DAY 26 2 11 1 17 24 3 29 21 10 18 3 MIN. QFE PRESSURE IN HPA 850.4 849.3 847.1 842.2 848.0 842.1 847.0 846.6 852.2 854.6 853.8 847.3 842.1 DAY 22 25 28 4 20 21 25 17 10 21 12 22 MEAN QNH PRESSURE IN HPA 1019.8 1018.7 1017.3 1014.6 1014.8 1012.6 1014.5 1013.6 1019.0 1021.3 1022.4 1020.0 1017.4 MAX. QNH PRESSURE IN HPA 1025.4 1025.3 1027.1 1023.9 1019.2 1019.0 1018.9 1017.8 1023.6 1026.8 1029.2 1029.2 1029.2 DAY 26 2 11 1 17 24 3 29 21 10 18 3 MIN. QNH PRESSURE IN HPA 1012.7 1011.4 1008.8 1003.2 1009.9 1003.1 1008.7 1008.3 1014.7 1017.5 1016.6 1009.1 1003.1 DAY 22 25 28 4 20 21 25 17 10 21 12 22 MEAN QFF PRESSURE IN HPA 1022.7 1020.6 1015.6 1009.5 1005.9 1000.3 1002.0 1001.3 1010.2 1015.2 1021.8 1023.7 1012.4 MAX. QFF PRESSURE IN HPA 1030.2 1030.4 1030.1 1021.9 1012.6 1009.4 1007.7 1006.7 1016.4 1018.9 1030.9 1038.3 1038.3 DAY 25 6 11 1 17 24 3 31 29 10 18 4 MIN. QFF PRESSURE IN HPA 1011.2 1010.8 1002.5 1000.1 997.3 987.9 995.3 994.6 1004.8 1011.3 1012.6 1010.2 987.9 DAY 8 25 28 4 30 21 25 8 17 12 13 22 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 856.9 856.2 855.2 852.9 853.5 851.5 853.0 852.3 857.0 858.7 859.4 857.1 855.3 MAX. QFE PRESSURE IN HPA 861.9 861.5 864.5 860.7 857.8 857.7 856.6 855.8 860.5 862.9 865.3 865.1 865.3 DAY 25 2 12 1 9 24 3 29 21 10 18 3 MIN. QFE PRESSURE IN HPA 850.5 849.3 847.3 844.1 849.0 843.6 848.2 848.3 853.7 855.0 853.8 849.1 843.6 DAY 8 25 28 4 12 20 25 17 10 28 12 21 MEAN QNH PRESSURE IN HPA 1020.2 1019.3 1018.2 1015.5 1016.3 1013.9 1015.6 1014.8 1020.2 1022.2 1023.0 1020.4 1018.3 MAX. QNH PRESSURE IN HPA 1025.9 1025.4 1028.9 1024.5 1021.2 1021.1 1019.8 1018.9 1024.3 1027.1 1029.8 1029.6 1029.8 DAY 25 2 12 1 9 24 3 29 21 10 18 3 MIN. QNH PRESSURE IN HPA 1012.8 1011.4 1009.1 1005.4 1011.0 1004.8 1010.1 1010.2 1016.5 1018.0 1016.6 1011.2 1004.8 DAY 8 25 28 4 12 20 25 17 10 28 12 21 MEAN QFF PRESSURE IN HPA 1022.3 1020.5 1015.4 1009.8 1007.2 1001.5 1003.1 1001.8 1010.2 1014.3 1021.1 1023.4 1012.6 MAX. QFF PRESSURE IN HPA 1029.7 1029.5 1030.1 1022.3 1015.0 1011.0 1009.1 1007.9 1016.4 1018.4 1030.2 1037.6 1037.6 DAY 26 6 11 1 17 24 3 31 30 23 18 4 MIN. QFF PRESSURE IN HPA 1009.2 1010.2 999.3 1000.4 998.7 990.2 996.6 995.0 1005.6 1011.3 1012.5 1012.5 990.2 DAY 8 25 28 3 30 20 25 8 17 28 13 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.6 855.9 855.0 852.6 853.6 851.4 852.8 852.3 856.9 858.6 859.1 856.7 855.1 MAX. QFE PRESSURE IN HPA 862.0 860.8 864.3 860.5 857.8 857.6 856.2 856.1 860.3 862.2 865.0 864.8 865.0 DAY 25 2 12 1 9 24 2 29 21 10 18 3 MIN. QFE PRESSURE IN HPA 851.4 849.8 847.5 842.9 849.5 843.6 848.2 848.0 853.2 854.7 853.3 847.8 842.9 DAY 21 27 22 3 12 20 24 16 17 28 12 21 MEAN QNH PRESSURE IN HPA 1019.8 1019.0 1018.0 1015.2 1016.3 1013.8 1015.4 1014.8 1020.1 1022.1 1022.6 1019.9 1018.1 MAX. QNH PRESSURE IN HPA 1026.0 1024.6 1028.7 1024.3 1021.2 1020.9 1019.3 1019.2 1024.1 1026.2 1029.5 1029.2 1029.5 DAY 25 2 12 1 9 24 2 29 21 10 18 3 MIN. QNH PRESSURE IN HPA 1013.8 1012.0 1009.3 1004.0 1011.6 1004.8 1010.1 1009.9 1015.9 1017.6 1016.0 1009.7 1004.0 DAY 21 27 22 3 12 20 24 16 17 28 12 21 MEAN QFF PRESSURE IN HPA 1021.3 1019.3 1014.6 1009.0 1006.7 1001.3 1002.7 1001.8 1009.8 1013.8 1020.2 1022.2 1011.9 MAX. QFF PRESSURE IN HPA 1029.5 1028.0 1028.2 1021.0 1014.8 1010.4 1008.1 1008.3 1016.9 1016.7 1029.6 1035.8 1035.8 DAY 25 6 11 1 17 24 2 31 30 19 17 4 MIN. QFF PRESSURE IN HPA 1010.8 1008.8 1000.0 998.6 999.3 989.7 996.7 994.5 1005.3 1009.9 1011.2 1009.3 989.7 DAY 8 27 28 3 29 20 25 8 17 28 12 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.3 4.0 7.4 14.3 17.1 23.7 27.7 25.4 20.5 16.7 6.7 2.0 13.9 MINIMUN AIR TEMPERATURE (C) -3.5 -0.3 1.9 8.3 10.1 16.4 20.3 19.5 12.9 8.3 0.8 -2.7 7.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 12 8 0 0 0 0 21 DAYS WITH MINIMUM TEMP. <=-4 11 2 4 0 0 0 0 0 0 0 2 12 31 DAYS WITH FREEZING MIN.<= 0 28 15 11 0 0 0 0 0 0 0 18 24 96 TEMPERATURE RECORDS LOWEST(C) -11.0 -5.8 -8.4 0.8 2.2 9.2 16.2 14.0 1.2 4.0 -5.4 -12.6 -12.6 DAY 22 18 3 18 3 7 5 27 29 12 24 13 MAXIMUM AIR TEMPERATURE (C) 7.4 9.4 13.5 21.1 23.3 30.4 34.3 31.0 27.7 25.0 14.0 8.0 20.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 19 31 21 13 2 0 0 86 DAYS WITH MAXIMUM TEMP. <= 0 2 1 0 0 0 0 0 0 0 0 0 1 4 TEMPERATURE RECORDS HIGHEST(C) 13.4 15.0 20.8 29.6 28.6 34.2 38.4 36.4 33.2 30.4 24.4 14.8 38.4 DAY 10 26 21 10 23 27 19 1 19 4 1 20 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 9.7 11.6 12.8 13.2 14.0 14.0 11.5 14.8 16.7 13.2 10.7 12.7 MEAN DAILY TEMP. (MDT) (C) 2.0 4.6 7.7 14.7 16.7 23.4 27.3 25.3 20.3 16.7 7.4 2.6 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.5 1.1 78.7 195.4 132.0 34.5 0.5 0.0 0.0 444.8 HEATING DEG. DAYS(BASE 18 0C) 496.9 376.1 320.5 121.8 65.5 1.1 0.0 0.0 24.5 52.4 317.8 476.3 2252.8 DEWPOINT (MEAN C) -4.7 -2.1 -0.8 4.8 4.8 6.8 8.9 7.0 4.3 0.2 -3.2 -5.1 1.7 MIXING RATIO (G/KG) 3.22 3.94 4.48 6.53 6.56 7.44 8.63 7.53 6.39 4.84 3.76 3.29 5.55 VAPOUR PRESSURE (HPA) 4.40 5.37 6.09 8.87 8.92 10.06 11.63 10.20 8.69 6.61 5.15 4.51 7.54 SATURATION DEF. (HPA) 2.69 3.13 4.92 8.88 11.52 20.46 26.81 22.94 17.02 13.62 5.52 3.01 11.71 RELATIVE HUMIDITY (MEAN %) 67 67 60 58 47 36 32 32 36 35 53 62 49 RELATIVE HUMIDITY (MAX. %) 81 86 83 79 67 49 40 38 46 47 72 82 64 RELATIVE HUMIDITY (MIN. %) 48 46 38 37 31 26 25 26 28 26 35 42 34 RELATIVE HUMIDITY (MEAN% 03UTC) 79 81 78 77 65 46 39 38 45 44 67 75 61 RELATIVE HUMIDITY (MEAN% 09UTC) 52 53 44 44 35 30 28 29 31 29 40 48 39 RELATIVE HUMIDITY (MEAN% 15UTC) 62 60 46 43 37 28 26 28 29 28 43 55 40 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 44.4 43.9 61.3 48.0 20.4 0.2 0.0 0.0 0.0 0.0 18.4 12.3 248.9 DAYS WITH PRECIPITATION >=10 1 2 2 2 1 0 0 0 0 0 1 0 9 DAYS WITH PRECIPITATION >= 5 3 2 5 4 2 0 0 0 0 0 1 1 18 DAYS WITH PRECIPITATION >= 1 5 9 7 7 3 0 0 0 0 0 1 4 36 DAYS WITH PRECIPITATION 7 13 14 9 8 1 0 0 0 1 3 8 64 GREATEST DAILY PRECIPITATION 24.0 14.0 22.5 16.1 12.0 0.2 0.0 0.0 0.0 0.0 18.0 6.0 24.0 DAY 18 16 13 22 25 6 ** ** ** ** 15 4 DAY WITH THUNDER STORM 0 0 4 3 6 1 0 0 0 0 2 0 16 DAYS WITH SNOW OR SLEET 6 7 1 1 0 0 0 0 0 0 1 3 19 DAYS WITH DUST 0 0 0 0 0 1 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 90 90 90 90 90 90 90 45 90 360 360 360 90 PREVAILING WIND SPEED(KNOTS) 8.0 6.4 7.9 8.1 6.8 7.4 6.0 6.7 7.0 7.0 9.4 8.7 6.8 PREVAILING WIND PERCENT 7.3 9.4 10.1 22.1 15.3 37.5 36.3 32.3 23.8 6.5 7.9 8.9 16.3 CALMS PERCENT OF WIND 79.0 69.2 56.5 51.3 48.0 35.8 46.4 42.3 59.2 73.8 72.5 75.0 59.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 100 148 45 88 41 80 85 56 81 280 26 355 68 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.2 0.2 1.6 2.4 3.4 2.8 3.3 2.3 0.1 0.6 0.6 1.3 WIND STEADINESES (MEAN %) 23.1 9.5 5.9 44.4 60.0 69.4 87.5 91.7 82.1 5.9 33.3 33.3 44.8 WIND SPEED (MEAN KNOTS) 1.3 2.1 3.4 3.6 4.0 4.9 3.2 3.6 2.8 1.7 1.8 1.8 2.9 FASTEST WIND DIRECTION 70 360 350 270 40 10 100 40 100 340 360 20 10 FASTEST WIND SPEED (KNOTS) 14 16 23 19 19 39 14 14 16 19 23 19 39 DAY 20 12 8 22 1 16 1 30 11 5 3 11 DAYS WITH SKY CLEAR (0-2)/8 12 14 16 10 18 25 31 30 30 28 17 17 248 DAYS WITH P.CLOUDY (3-6)/8 13 9 8 14 13 4 0 1 0 3 11 10 86 DAYS WITH CLOUDY (7-8)/8 6 5 7 6 0 1 0 0 0 0 2 4 31 DAYS WITH VISIBILITY =< 2 KM 2 2 1 2 0 0 0 0 0 0 0 2 9 DURATION OF SUNSHINE HOURS 181.0 195.0 234.9 233.9 315.8 355.2 381.5 375.1 332.0 299.4 212.9 187.2 3303.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 853.2 854.2 855.0 855.4 851.9 850.0 853.1 855.0 857.2 858.4 858.5 854.9 MAX. QFE PRESSURE IN HPA 863.0 860.6 863.3 860.4 862.1 856.1 854.7 856.5 861.8 861.4 867.5 865.9 867.5 DAY-HOUR 12- 6 13- 6 3- 6 7-18 2- 6 9- 6 4- 6 4- 6 27- 6 15- 6 25- 6 12- 6 MIN. QFE PRESSURE IN HPA 844.3 844.6 845.2 849.2 849.2 846.3 845.7 847.4 848.6 852.2 850.0 851.6 844.3 DAY-HOUR 29- 0 20-21 14- 0 18- 0 8-15 30-12 1-15 1- 0 7-12 27-12 14-12 7- 0 MEAN QNH PRESSURE IN HPA 1019.8 1015.9 1017.1 1018.0 1018.5 1014.3 1012.2 1015.8 1018.0 1020.4 1021.8 1022.0 1017.8 MAX. QNH PRESSURE IN HPA 1027.2 1024.4 1027.5 1024.2 1026.1 1019.2 1017.6 1019.7 1025.8 1025.3 1032.4 1030.5 1032.4 DAY-HOUR 12- 6 13- 6 3- 6 7-18 2- 6 9- 6 4- 6 4- 6 27- 6 15- 6 25- 6 12- 6 MIN. QNH PRESSURE IN HPA 1005.6 1006.0 1006.7 1011.3 1011.3 1007.9 1007.2 1009.2 1010.6 1014.7 1012.2 1014.0 1005.6 DAY-HOUR 29- 0 20-21 14- 0 18- 0 8-15 30-12 1-15 1- 0 7-12 27-12 14-12 7- 0 MEAN QFF PRESSURE IN HPA 1022.5 1016.7 1015.7 1012.3 1011.2 1003.2 998.7 1003.7 1008.7 1013.6 1021.1 1024.3 1012.6 MAX. QFF PRESSURE IN HPA 1031.8 1027.1 1034.7 1022.5 1025.8 1012.6 1004.2 1008.1 1021.0 1021.4 1035.0 1038.7 1038.7 DAY-HOUR 21-18 13- 6 3- 3 16- 6 2- 3 7- 6 4-15 8- 6 27- 3 15-15 24- 3 12-18 MIN. QFF PRESSURE IN HPA 1006.1 1004.6 1000.3 1003.1 1001.1 995.8 992.0 993.7 1000.0 1005.3 1007.5 1011.2 992.0 DAY-HOUR 29- 0 20-21 27- 0 28-12 24- 0 30-18 31-12 1- 0 7-12 5-12 1-21 7- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 856.0 852.8 853.5 854.6 855.3 851.8 849.9 852.8 854.8 856.9 858.0 858.2 854.6 MAX. QFE PRESSURE IN HPA 860.7 860.1 862.1 859.4 861.0 855.1 854.0 855.2 861.1 860.3 865.2 864.1 865.2 DAY 12 13 3 8 2 12 4 4 27 16 25 23 MIN. QFE PRESSURE IN HPA 844.3 845.7 845.2 849.2 850.0 847.6 846.5 847.4 850.0 853.3 851.3 851.6 844.3 DAY 29 21 14 18 24 30 1 1 7 27 15 7 MEAN QNH PRESSURE IN HPA 1019.1 1015.4 1016.2 1017.5 1018.3 1014.3 1012.0 1015.4 1017.7 1020.2 1021.4 1021.6 1017.4 MAX. QNH PRESSURE IN HPA 1024.5 1023.8 1026.1 1023.0 1024.9 1018.1 1016.8 1018.2 1025.0 1024.1 1029.7 1028.4 1029.7 DAY 12 13 3 8 2 12 4 4 27 16 25 23 MIN. QNH PRESSURE IN HPA 1005.6 1007.2 1006.7 1011.3 1012.2 1009.4 1008.2 1009.2 1012.2 1016.0 1013.7 1014.0 1005.6 DAY 29 21 14 18 24 30 1 1 7 27 15 7 MEAN QFF PRESSURE IN HPA 1021.3 1015.7 1014.7 1011.6 1011.5 1003.2 998.6 1003.1 1008.3 1013.2 1020.2 1023.5 1012.1 MAX. QFF PRESSURE IN HPA 1030.4 1025.6 1032.0 1020.6 1024.4 1009.9 1002.8 1006.9 1019.1 1018.3 1032.3 1036.5 1036.5 DAY 22 13 3 19 2 7 5 31 27 16 24 13 MIN. QFF PRESSURE IN HPA 1006.1 1005.6 1000.3 1004.0 1001.1 997.6 993.7 993.7 1001.4 1006.9 1007.7 1011.2 993.7 DAY 29 27 27 28 24 30 31 1 11 6 2 7 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 856.2 853.1 854.0 855.2 855.8 852.7 850.5 853.6 855.5 857.5 858.4 858.3 855.1 MAX. QFE PRESSURE IN HPA 861.1 859.4 863.0 859.4 861.6 855.9 854.6 855.9 861.4 860.8 865.6 864.0 865.6 DAY 11 13 3 8 2 7 4 4 27 16 26 12 MIN. QFE PRESSURE IN HPA 844.6 845.6 846.3 850.4 850.9 848.6 847.1 848.4 850.4 853.6 853.2 852.3 844.6 DAY 29 19 27 18 24 30 1 1 7 27 15 7 MEAN QNH PRESSURE IN HPA 1019.4 1015.7 1016.8 1018.2 1018.9 1015.3 1012.8 1016.3 1018.5 1020.8 1021.9 1021.8 1018.0 MAX. QNH PRESSURE IN HPA 1025.0 1023.0 1027.2 1023.0 1025.6 1019.0 1017.5 1019.0 1025.3 1024.6 1030.2 1028.3 1030.2 DAY 11 13 3 8 2 7 4 4 27 16 26 12 MIN. QNH PRESSURE IN HPA 1006.0 1007.1 1007.9 1012.7 1013.2 1010.6 1008.8 1010.3 1012.7 1016.3 1015.9 1014.8 1006.0 DAY 29 19 27 18 24 30 1 1 7 27 15 7 MEAN QFF PRESSURE IN HPA 1023.2 1017.3 1016.5 1013.1 1012.0 1004.2 999.7 1004.7 1010.1 1015.5 1022.4 1025.2 1013.6 MAX. QFF PRESSURE IN HPA 1031.0 1026.4 1034.7 1021.5 1025.8 1012.4 1004.0 1007.9 1021.0 1021.0 1035.0 1038.5 1038.5 DAY 22 13 3 19 2 7 5 29 27 15 24 13 MIN. QFF PRESSURE IN HPA 1007.0 1009.1 1003.0 1005.2 1002.6 998.7 995.1 996.2 1003.3 1010.1 1010.8 1013.2 995.1 DAY 29 21 27 28 24 30 31 1 7 6 2 7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 857.7 854.3 855.2 856.0 856.2 852.8 850.9 854.0 856.1 858.3 859.4 859.6 855.9 MAX. QFE PRESSURE IN HPA 863.0 860.6 863.3 860.3 862.1 856.1 854.7 856.5 861.8 861.4 867.5 865.9 867.5 DAY 12 13 3 7 2 9 4 4 27 15 25 12 MIN. QFE PRESSURE IN HPA 847.0 845.8 848.0 851.9 851.7 848.4 847.7 849.3 850.4 854.5 853.3 853.5 845.8 DAY 29 19 27 15 30 30 1 1 7 27 14 7 MEAN QNH PRESSURE IN HPA 1021.0 1017.1 1018.2 1019.2 1019.4 1015.5 1013.2 1016.8 1019.3 1021.8 1023.0 1023.3 1019.0 MAX. QNH PRESSURE IN HPA 1027.2 1024.4 1027.5 1024.1 1026.1 1019.2 1017.6 1019.7 1025.8 1025.3 1032.4 1030.5 1032.4 DAY 12 13 3 7 2 9 4 4 27 15 25 12 MIN. QNH PRESSURE IN HPA 1008.7 1007.4 1009.9 1014.4 1014.2 1010.3 1009.5 1011.4 1012.7 1017.4 1016.0 1016.2 1007.4 DAY 29 19 27 15 30 30 1 1 7 27 14 7 MEAN QFF PRESSURE IN HPA 1024.1 1018.0 1016.8 1013.6 1011.9 1004.3 999.7 1004.7 1009.8 1014.4 1022.0 1025.5 1013.7 MAX. QFF PRESSURE IN HPA 1031.1 1027.1 1033.1 1022.5 1025.4 1012.6 1003.9 1008.1 1020.8 1018.9 1033.7 1037.7 1037.7 DAY 22 13 3 16 2 7 13 8 27 16 23 13 MIN. QFF PRESSURE IN HPA 1009.5 1010.3 1004.6 1005.4 1004.4 998.6 995.8 996.5 1001.9 1008.6 1010.1 1013.2 995.8 DAY 29 26 27 28 24 30 20 1 7 5 2 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 856.7 853.5 854.6 855.3 855.5 852.0 850.2 853.3 855.1 857.2 858.3 858.4 855.0 MAX. QFE PRESSURE IN HPA 861.8 859.4 862.3 860.3 861.5 855.3 853.9 855.8 860.8 860.8 866.0 864.9 866.0 DAY 12 13 3 7 2 9 4 30 27 15 25 12 MIN. QFE PRESSURE IN HPA 848.3 845.2 848.0 851.6 850.8 847.3 846.9 848.8 849.8 853.0 851.7 852.6 845.2 DAY 29 19 27 14 24 30 1 1 7 27 14 7 MEAN QNH PRESSURE IN HPA 1019.9 1016.2 1017.5 1018.3 1018.6 1014.5 1012.4 1015.9 1018.1 1020.5 1021.7 1021.9 1018.0 MAX. QNH PRESSURE IN HPA 1025.8 1023.0 1026.4 1024.1 1025.4 1018.3 1016.7 1018.9 1024.6 1024.6 1030.6 1029.4 1030.6 DAY 12 13 3 7 2 9 4 30 27 15 25 12 MIN. QNH PRESSURE IN HPA 1010.2 1006.7 1009.9 1014.0 1013.1 1009.1 1008.6 1010.8 1012.0 1015.7 1014.2 1015.2 1006.7 DAY 29 19 27 14 24 30 1 1 7 27 14 7 MEAN QFF PRESSURE IN HPA 1021.9 1016.5 1015.7 1012.3 1011.0 1003.0 998.6 1003.4 1008.3 1012.7 1020.2 1023.5 1012.3 MAX. QFF PRESSURE IN HPA 1028.4 1024.6 1030.8 1020.9 1024.0 1011.1 1003.7 1007.0 1019.2 1018.1 1032.3 1035.5 1035.5 DAY 21 13 3 19 2 7 4 30 27 15 23 12 MIN. QFF PRESSURE IN HPA 1010.5 1008.5 1004.6 1004.3 1002.9 996.8 993.7 995.5 1001.5 1006.4 1007.8 1011.6 993.7 DAY 29 26 27 28 24 30 31 1 7 5 2 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 856.1 852.7 853.5 854.1 854.7 850.9 849.3 852.3 853.9 856.2 857.5 857.8 854.1 MAX. QFE PRESSURE IN HPA 861.2 857.3 861.1 859.4 860.2 854.0 852.8 854.8 860.1 860.2 865.7 864.3 865.7 DAY 12 13 3 7 2 9 4 4 27 15 25 12 MIN. QFE PRESSURE IN HPA 849.2 845.4 847.3 850.2 849.9 846.3 846.0 848.1 848.6 852.2 850.0 852.9 845.4 DAY 28 19 21 14 23 30 31 1 7 27 14 7 MEAN QNH PRESSURE IN HPA 1019.2 1015.2 1016.3 1017.0 1017.6 1013.3 1011.3 1014.9 1016.7 1019.3 1020.8 1021.1 1016.9 MAX. QNH PRESSURE IN HPA 1025.1 1020.6 1025.0 1023.0 1023.9 1016.8 1015.4 1017.7 1023.8 1023.9 1030.3 1028.7 1030.3 DAY 12 13 3 7 2 9 4 4 27 15 25 12 MIN. QNH PRESSURE IN HPA 1011.3 1006.9 1009.1 1012.4 1012.1 1007.9 1007.6 1010.0 1010.6 1014.7 1012.2 1015.5 1006.9 DAY 28 19 21 14 23 30 31 1 7 27 14 7 MEAN QFF PRESSURE IN HPA 1021.3 1015.5 1014.6 1011.0 1010.6 1002.0 997.6 1002.5 1007.1 1012.1 1019.7 1023.1 1011.4 MAX. QFF PRESSURE IN HPA 1028.5 1022.0 1029.6 1019.8 1021.8 1009.3 1002.4 1005.9 1018.8 1018.6 1031.2 1035.4 1035.4 DAY 21 13 3 19 2 7 4 4 27 15 24 12 MIN. QFF PRESSURE IN HPA 1012.3 1007.1 1003.5 1003.1 1002.0 996.0 992.0 994.6 1000.0 1005.3 1008.2 1012.1 992.0 DAY 29 26 21 28 23 30 31 1 7 5 2 7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 856.6 853.1 854.0 854.4 854.7 851.0 849.1 852.5 854.3 856.7 858.2 858.6 854.4 MAX. QFE PRESSURE IN HPA 861.9 858.0 861.6 859.4 860.3 854.2 853.0 854.9 860.4 861.1 865.8 865.1 865.8 DAY 12 6 2 7 2 9 4 4 26 15 25 12 MIN. QFE PRESSURE IN HPA 848.9 846.5 847.5 849.6 849.2 846.3 845.7 848.9 849.0 852.7 850.5 853.8 845.7 DAY 28 19 21 14 8 30 1 1 10 27 14 7 MEAN QNH PRESSURE IN HPA 1019.8 1015.8 1016.7 1017.2 1017.7 1013.3 1011.2 1015.1 1017.1 1019.9 1021.6 1022.1 1017.3 MAX. QNH PRESSURE IN HPA 1025.9 1021.4 1025.6 1023.0 1024.1 1017.0 1015.7 1017.8 1024.2 1025.0 1030.4 1029.6 1030.4 DAY 12 6 2 7 2 9 4 4 26 15 25 12 MIN. QNH PRESSURE IN HPA 1010.9 1008.2 1009.3 1011.7 1011.3 1007.9 1007.2 1010.9 1011.0 1015.3 1012.8 1016.6 1007.2 DAY 28 19 21 14 8 30 1 1 10 27 14 7 MEAN QFF PRESSURE IN HPA 1023.6 1017.3 1016.3 1012.1 1010.7 1002.2 998.0 1003.4 1008.7 1014.5 1022.3 1025.6 1012.9 MAX. QFF PRESSURE IN HPA 1029.8 1023.8 1032.2 1020.3 1022.5 1009.1 1004.2 1006.9 1020.0 1021.4 1034.9 1038.5 1038.5 DAY 21 12 2 18 1 7 4 4 27 15 24 12 MIN. QFF PRESSURE IN HPA 1014.7 1009.1 1005.0 1004.6 1001.6 995.9 993.2 997.3 1000.1 1008.4 1010.7 1014.9 993.2 DAY 28 20 21 27 8 30 31 1 10 5 2 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 857.0 853.5 854.7 855.4 855.7 852.0 850.1 853.4 855.3 857.4 858.7 859.0 855.2 MAX. QFE PRESSURE IN HPA 862.0 860.1 862.7 860.4 861.9 855.9 853.0 855.5 861.4 861.3 866.5 865.7 866.5 DAY 12 12 2 7 2 6 4 3 26 15 25 12 MIN. QFE PRESSURE IN HPA 847.6 846.2 848.1 850.8 849.5 846.3 847.0 849.6 850.4 853.4 850.6 853.9 846.2 DAY 28 20 26 17 8 30 31 1 6 27 14 6 MEAN QNH PRESSURE IN HPA 1020.2 1016.2 1017.6 1018.4 1018.8 1014.4 1012.3 1016.1 1018.3 1020.7 1022.2 1022.6 1018.2 MAX. QNH PRESSURE IN HPA 1026.0 1023.8 1026.8 1024.2 1025.9 1019.0 1015.7 1018.5 1025.3 1025.2 1031.2 1030.3 1031.2 DAY 12 12 2 7 2 6 4 3 26 15 25 12 MIN. QNH PRESSURE IN HPA 1009.4 1007.8 1010.0 1013.1 1011.6 1007.9 1008.7 1011.7 1012.7 1016.1 1012.9 1016.7 1007.8 DAY 28 20 26 17 8 30 31 1 6 27 14 6 MEAN QFF PRESSURE IN HPA 1023.3 1017.1 1016.2 1012.9 1011.3 1003.4 999.0 1004.2 1009.1 1013.5 1021.4 1024.9 1013.0 MAX. QFF PRESSURE IN HPA 1031.8 1024.9 1032.6 1021.8 1024.9 1011.4 1003.5 1006.9 1019.9 1019.2 1033.9 1038.7 1038.7 DAY 21 6 2 18 1 7 4 3 27 16 23 12 MIN. QFF PRESSURE IN HPA 1011.5 1006.7 1003.7 1004.4 1001.6 995.8 994.0 997.5 1001.6 1007.8 1008.5 1014.5 994.0 DAY 28 26 26 27 8 30 31 1 10 5 1 6 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 856.5 853.1 854.3 855.1 855.6 851.9 850.2 853.2 855.2 857.3 858.5 858.5 854.9 MAX. QFE PRESSURE IN HPA 861.2 860.1 862.4 860.2 861.7 855.5 854.0 855.2 861.4 860.9 865.4 864.4 865.4 DAY 12 12 2 7 1 6 3 3 26 15 25 12 MIN. QFE PRESSURE IN HPA 845.3 844.6 846.1 850.2 850.2 846.5 847.0 850.0 850.2 853.6 850.4 852.3 844.6 DAY 28 20 26 17 8 30 30 1 6 26 14 6 MEAN QNH PRESSURE IN HPA 1019.7 1015.7 1017.2 1018.0 1018.6 1014.3 1012.4 1015.9 1018.2 1020.6 1021.9 1022.0 1017.9 MAX. QNH PRESSURE IN HPA 1025.1 1023.8 1026.5 1023.9 1025.7 1018.5 1016.8 1018.2 1025.3 1024.7 1029.9 1028.8 1029.9 DAY 12 12 2 7 1 6 3 3 26 15 25 12 MIN. QNH PRESSURE IN HPA 1006.8 1006.0 1007.7 1012.4 1012.4 1008.2 1008.7 1012.2 1012.4 1016.3 1012.7 1014.8 1006.0 DAY 28 20 26 17 8 30 30 1 6 26 14 6 MEAN QFF PRESSURE IN HPA 1021.7 1016.0 1015.3 1012.0 1011.0 1003.0 998.7 1003.6 1008.6 1013.1 1020.6 1023.7 1012.3 MAX. QFF PRESSURE IN HPA 1029.9 1025.1 1031.8 1021.3 1024.8 1010.7 1003.0 1006.6 1019.1 1018.1 1032.7 1036.9 1036.9 DAY 21 12 2 18 1 6 4 30 26 15 23 12 MIN. QFF PRESSURE IN HPA 1007.3 1004.6 1001.3 1003.7 1001.8 996.1 994.1 997.6 1000.7 1006.3 1007.5 1011.7 994.1 DAY 28 20 26 27 23 30 31 1 10 5 1 6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1959-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.0 3.1 8.3 15.3 20.8 26.0 27.7 26.1 21.8 15.5 8.9 3.5 14.8 MINIMUN AIR TEMPERATURE (C) -4.4 -2.5 2.0 7.9 12.3 16.9 19.5 17.2 12.0 6.6 1.5 -2.2 7.2 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.0 0.1 2.6 10.2 4.5 0.1 0.0 0.0 0.0 17.5 DAYS WITH MINIMUM TEMP. <=-4 15.5 9.3 2.8 0.1 0.0 0.0 0.0 0.0 0.0 0.2 2.9 9.6 40.4 DAYS WITH FREEZING MIN.<= 0 27.0 20.8 11.2 0.8 0.1 0.0 0.0 0.0 0.0 1.9 11.4 23.2 96.4 TEMPERATURE RECORDS LOWEST(C) -20.0 -22.0 -15.0 -4.4 -0.8 7.0 10.0 7.0 1.2 -7.0 -14.0 -17.0 -22.0 YEAR-DAY 64-21 68- 6 60-15 96- 6 89- 2 0- 4 68-16 72-26 3-29 95-19 62-29 63-29 68- 6 MAXIMUM AIR TEMPERATURE (C) 6.7 8.9 14.2 21.4 27.1 32.3 33.6 32.6 29.5 23.3 16.1 9.6 21.3 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.0 0.0 1.0 9.6 24.1 28.9 26.4 15.1 1.3 0.0 0.0 106.4 DAYS WITH MAXIMUM TEMP. <= 0 2.4 1.4 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 4.5 TEMPERATURE RECORDS HIGHEST(C) 24.0 22.0 31.0 32.2 37.0 41.0 43.0 40.8 38.0 33.0 27.0 23.6 43.0 YEAR-DAY 63-28 60-27 74-19 85-24 70-17 80-10 60- 6 82- 1 79-10 59- 1 73- 2 98-11 60- 6 DIF. BETWEEN (MAX.-MIN.) (C) 11.1 11.4 12.2 13.5 14.8 15.4 14.1 15.4 17.5 16.7 14.6 11.8 14.1 MEAN DAILY TEMP. (MDT) (C) 1.2 3.2 8.1 14.6 19.7 24.6 26.6 24.9 20.8 14.9 8.8 3.7 14.3 STANDARD DEVIATION OF MDT(C) 2.54 2.72 2.09 1.58 1.70 1.06 0.98 1.22 1.07 1.56 1.55 1.83 1.66 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.6 25.8 110.5 171.5 123.5 32.6 0.6 0.0 0.0 466.1 HEATING DEG. DAYS(BASE 18 0C) 521.8 415.6 305.9 113.8 24.2 0.3 0.0 0.1 10.5 103.8 276.3 441.8 2214.1 DEWPOINT (MEAN C) -4.4 -3.2 0.0 3.7 5.3 6.7 7.0 5.2 2.6 0.8 -1.6 -3.2 1.6 MIXING RATIO (G/KG) 3.39 3.73 4.70 6.09 6.82 7.54 7.68 6.83 5.75 5.01 4.20 3.72 5.46 VAPOUR PRESSURE (HPA) 4.68 5.13 6.45 8.33 9.32 10.26 10.44 9.31 7.88 6.90 5.80 5.12 7.47 SATURATION DEF. (HPA) 2.38 3.09 5.51 10.38 16.94 25.14 28.24 26.30 20.41 12.44 6.60 3.31 13.40 RELATIVE HUMIDITY (MEAN %) 70 67 60 51 40 32 29 28 31 40 52 65 47 RELATIVE HUMIDITY (MAX. %) 86 85 82 74 60 46 41 41 46 59 71 83 65 RELATIVE HUMIDITY (MIN. %) 53 49 41 34 27 22 21 20 21 27 35 47 33 RELATIVE HUMIDITY (MEAN% 03UTC) 81 81 78 71 56 43 39 39 44 56 68 78 61 RELATIVE HUMIDITY (MEAN% 09UTC) 59 55 48 39 31 25 23 22 23 29 38 52 37 RELATIVE HUMIDITY (MEAN% 15UTC) 70 64 54 44 34 27 25 24 27 37 50 65 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 47.2 51.7 54.3 40.0 19.2 4.1 0.3 0.4 0.8 5.9 13.3 36.9 274.1 DAYS WITH PRECIPITATION >=10 1.4 1.6 1.8 1.5 0.6 0.1 0.0 0.0 0.0 0.2 0.4 1.2 8.8 DAYS WITH PRECIPITATION >= 5 3.2 3.3 3.7 2.8 1.3 0.3 0.0 0.0 0.0 0.4 1.0 2.6 18.6 DAYS WITH PRECIPITATION >= 1 6.2 6.2 7.4 5.8 3.2 0.8 0.1 0.1 0.2 1.0 2.3 5.2 38.5 DAYS WITH PRECIPITATION 9.1 8.9 11.0 8.4 5.3 1.5 0.5 0.3 0.3 1.9 3.7 7.4 58.3 GREATEST DAILY PRECIPITATION 43.0 56.0 54.1 37.0 27.0 20.0 4.0 6.0 13.0 22.0 35.0 39.0 56.0 YEAR-DAY 79-24 98-12 91- 7 67-30 59- 3 97- 6 81-22 93-17 95-22 97-24 99- 9 74-13 98 DAY WITH THUNDER STORM 0.2 0.6 1.5 2.4 2.2 0.8 0.1 0.1 0.1 0.4 0.3 0.2 8.9 DAYS WITH SNOW OR SLEET 5.4 4.0 1.8 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.5 2.5 14.4 DAYS WITH DUST 0.2 0.5 1.8 1.8 1.6 1.4 1.9 1.5 0.9 1.1 0.4 0.2 13.3 WIND DIRECTION (PREVAILING) 360 90 90 90 90 90 45 45 90 90 360 360 45 PREVAILING WIND SPEED(KNOTS) 4.9 6.9 7.4 7.7 7.8 8.3 9.4 8.4 6.9 7.1 5.4 4.9 7.6 PREVAILING WIND PERCENT 8.2 8.9 11.4 13.7 20.1 27.4 37.6 34.3 21.9 13.1 7.5 7.2 15.1 CALMS PERCENT OF WIND 63.4 55.2 46.1 42.2 36.7 30.3 21.4 27.9 43.5 52.5 61.7 66.2 45.6 NO. OF WIND OBSERVATION 204.2 187.5 204.6 196.9 203.6 198.6 206.1 206.0 199.5 205.2 199.5 206.8 2418.5 VECTOR WIND DIRECTION (MEAN) 41 55 86 85 65 65 52 49 66 78 71 46 60 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.5 0.6 0.7 1.9 3.9 5.6 4.7 2.5 1.0 0.3 0.1 1.8 WIND STEADINESES (MEAN %) 21.1 18.5 16.2 17.1 41.3 70.9 81.2 81.0 67.6 35.7 15.0 5.9 47.4 WIND SPEED (MEAN KNOTS) 1.9 2.7 3.7 4.1 4.6 5.5 6.9 5.8 3.7 2.8 2.0 1.7 3.8 FASTEST WIND DIRECTION 330 270 60 220 310 300 50 40 360 360 240 340 300 FASTEST WIND SPEED (KNOTS) 29 35 40 43 35 49 43 33 31 25 27 21 49 YEAR-DAY 86-21 83-22 76- 8 92-15 67-27 92-10 89-21 88-10 89-19 62-11 93-14 86-10 92 DAYS WITH SKY CLEAR (0-2)/8 14.4 12.2 11.2 10.5 18.6 27.3 29.5 30.3 29.0 26.1 19.0 15.2 243.3 DAYS WITH P.CLOUDY (3-6)/8 9.9 9.8 12.5 14.3 10.6 2.6 1.5 0.7 1.0 4.2 8.4 10.3 85.8 DAYS WITH CLOUDY (7-8)/8 6.7 6.1 7.2 5.2 1.8 0.1 0.0 0.0 0.0 0.7 2.2 5.6 35.6 DAYS WITH VISIBILITY =< 2 KM 3.4 2.2 2.0 0.6 0.3 0.1 0.1 0.1 0.1 0.4 0.6 2.4 12.3 DURATION OF SUNSHINE HOURS 170.2 176.3 194.8 237.7 309.4 344.5 371.1 365.3 313.4 274.0 218.2 173.2 3148.1 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1959-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 862.5 861.0 860.2 860.0 860.0 857.8 856.5 858.0 861.3 864.1 864.5 863.5 860.8 MAX. QFE PRESSURE IN HPA 878.6 876.6 877.8 878.9 874.4 871.2 867.5 870.3 875.4 877.2 880.1 878.7 880.1 YEAR-DAY 75-15 84-22 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 MIN. QFE PRESSURE IN HPA 837.8 841.1 841.1 841.0 842.4 842.1 843.4 846.0 847.2 850.3 844.6 844.0 837.8 YEAR-DAY 98-13 98-13 89-30 2- 4 90-13 2-21 95- 1 89- 1 96-19 85-11 95-26 94- 4 98-13 MEAN QNH PRESSURE IN HPA 1026.5 1024.8 1024.0 1023.7 1023.8 1021.2 1019.7 1021.4 1025.2 1028.5 1028.9 1027.8 1024.6 MAX. QNH PRESSURE IN HPA 1045.1 1042.8 1044.2 1045.5 1040.3 1036.6 1032.4 1035.6 1041.4 1043.5 1046.9 1045.2 1046.9 YEAR-DAY 75-15 84-22 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 MIN. QNH PRESSURE IN HPA 998.1 1001.9 1001.9 1001.8 1003.4 1003.1 1004.6 1007.6 1009.0 1012.5 1006.0 1005.3 998.1 YEAR-DAY 98-13 98-13 89-30 2- 4 90-13 2-21 95- 1 89- 1 96-19 85-11 95-26 94- 4 98-13 MEAN QFF PRESSURE IN HPA 1027.7 1022.0 1020.1 1015.4 1012.5 1007.7 1005.2 1007.8 1013.5 1020.4 1025.1 1027.8 1017.1 MAX. QFF PRESSURE IN HPA 1054.5 1050.8 1050.7 1037.4 1031.3 1028.9 1020.9 1026.6 1039.9 1042.9 1052.5 1053.9 1054.5 YEAR-DAY 73-26 84-19 85- 6 76- 4 85-13 80- 2 81-30 62-27 62-25 84-22 62-23 82-10 73-26 MIN. QFF PRESSURE IN HPA 999.1 1001.0 997.5 996.0 991.5 986.9 989.9 993.1 996.4 1002.4 1003.1 1002.1 986.9 YEAR-DAY 98-13 1-21 1-26 90-16 90-13 2-21 98- 6 94- 1 0- 1 98- 2 93-14 94- 4 2-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 858.0 856.4 855.4 855.8 856.4 854.7 852.9 854.9 857.6 860.5 860.8 859.8 856.9 MAX. QFE PRESSURE IN HPA 875.3 875.6 876.2 870.6 871.4 869.0 865.0 869.3 873.5 875.9 879.9 876.0 879.9 YEAR-DAY 84- 5 84-23 85- 6 85-18 85-13 83- 1 61-24 62-26 62-26 84- 9 62-23 61- 4 62-23 MIN. QFE PRESSURE IN HPA 840.1 842.8 843.5 841.3 843.5 842.8 844.7 847.0 848.0 851.7 844.6 844.3 840.1 YEAR-DAY 98-14 90-16 1-26 2- 4 91-23 99-26 98- 6 89- 2 0- 2 95-13 95-26 94- 5 98-14 MEAN QNH PRESSURE IN HPA 1021.5 1019.6 1018.5 1018.8 1019.6 1017.6 1015.5 1017.9 1020.9 1024.3 1024.7 1023.5 1020.2 MAX. QNH PRESSURE IN HPA 1041.3 1041.7 1042.4 1035.9 1036.8 1034.1 1029.5 1034.4 1039.3 1042.0 1046.6 1042.1 1046.6 YEAR-DAY 84- 5 84-23 85- 6 85-18 85-13 83- 1 61-24 62-26 62-26 84- 9 62-23 61- 4 62-23 MIN. QNH PRESSURE IN HPA 1000.8 1003.9 1004.7 1002.2 1004.7 1003.9 1006.1 1008.7 1009.9 1014.2 1006.0 1005.6 1000.8 YEAR-DAY 98-14 90-16 1-26 2- 4 91-23 99-26 98- 6 89- 2 0- 2 95-13 95-26 94- 5 98-14 MEAN QFF PRESSURE IN HPA 1024.1 1021.0 1017.1 1013.3 1011.1 1006.2 1002.8 1006.1 1011.6 1018.7 1022.6 1024.9 1015.0 MAX. QFF PRESSURE IN HPA 1046.6 1047.2 1048.6 1035.3 1029.4 1026.1 1019.1 1024.4 1036.0 1040.4 1049.7 1052.3 1052.3 YEAR-DAY 62-20 84-19 85- 5 62-20 85-13 83- 2 62-31 62-27 62-26 61-28 62-23 72-27 72-27 MIN. QFF PRESSURE IN HPA 1001.7 1002.0 997.5 996.0 994.1 988.7 991.0 993.7 997.1 1003.3 1003.5 1002.1 988.7 YEAR-DAY 86-21 1-22 1-26 90-16 99-21 2-21 95-17 3- 1 1- 1 98- 3 95-26 94- 4 2-21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 862.4 861.1 860.4 860.4 860.7 858.6 857.1 858.6 861.8 864.5 864.8 863.6 861.2 MAX. QFE PRESSURE IN HPA 878.1 875.7 877.8 878.8 873.8 870.6 867.0 870.0 874.2 876.3 879.8 877.8 879.8 YEAR-DAY 75-15 84-23 77-10 60- 8 82-12 79-11 60-17 62-26 63-25 84-22 62-23 73-27 62-23 MIN. QFE PRESSURE IN HPA 843.1 842.8 843.8 841.9 843.3 843.7 845.2 847.9 848.8 851.7 844.6 845.8 841.9 YEAR-DAY 98-14 90-16 91- 7 2- 4 91-23 2-21 98- 6 94- 2 0- 1 95-13 95-26 94- 4 2- 4 MEAN QNH PRESSURE IN HPA 1026.5 1025.0 1024.2 1024.1 1024.5 1022.1 1020.3 1022.1 1025.8 1028.9 1029.3 1027.8 1025.0 MAX. QNH PRESSURE IN HPA 1044.6 1041.8 1044.2 1045.4 1039.6 1035.9 1031.8 1035.2 1040.1 1042.5 1046.5 1044.2 1046.5 YEAR-DAY 75-15 84-23 77-10 60- 8 82-12 79-11 60-17 62-26 63-25 84-22 62-23 73-27 62-23 MIN. QNH PRESSURE IN HPA 1004.2 1003.9 1005.0 1002.9 1004.5 1004.9 1006.7 1009.8 1010.8 1014.2 1006.0 1007.4 1002.9 YEAR-DAY 98-14 90-16 91- 7 2- 4 91-23 2-21 98- 6 94- 2 0- 1 95-13 95-26 94- 4 2- 4 MEAN QFF PRESSURE IN HPA 1031.1 1028.0 1023.8 1019.4 1016.3 1010.8 1008.1 1011.1 1017.8 1024.9 1029.2 1030.9 1020.9 MAX. QFF PRESSURE IN HPA 1054.3 1053.0 1050.4 1047.6 1035.3 1028.9 1021.4 1026.6 1038.7 1042.9 1052.5 1053.9 1054.3 YEAR-DAY 73-26 72- 1 85- 6 60- 8 82-12 80- 2 60-17 62-27 62-25 84-22 62-23 82-10 73-26 MIN. QFF PRESSURE IN HPA 1007.0 1003.3 1001.2 998.2 994.2 989.2 991.5 995.9 998.1 1005.3 1003.8 1004.1 989.2 YEAR-DAY 98-14 99-21 97-30 2- 4 91-23 2-21 95-17 94- 3 0- 1 95-13 95-26 94- 4 2-21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1959-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 863.5 862.1 861.3 861.0 861.0 858.8 857.3 858.9 862.4 865.3 865.7 864.7 861.8 MAX. QFE PRESSURE IN HPA 878.6 876.2 877.5 878.9 874.4 871.2 867.5 870.3 875.4 877.2 880.1 878.7 880.1 YEAR-DAY 75-15 84-23 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 MIN. QFE PRESSURE IN HPA 845.9 844.5 844.0 842.6 843.3 844.1 845.7 848.1 849.0 852.0 845.8 847.0 842.6 YEAR-DAY 86-20 90-16 89-30 2- 4 91-23 2-21 98- 6 94- 2 0- 1 85-11 94-26 94- 4 2- 4 MEAN QNH PRESSURE IN HPA 1027.8 1026.2 1025.2 1024.9 1024.9 1022.3 1020.6 1022.5 1026.5 1029.8 1030.3 1029.1 1025.8 MAX. QNH PRESSURE IN HPA 1045.1 1042.4 1043.9 1045.5 1040.3 1036.6 1032.4 1035.6 1041.4 1043.5 1046.9 1045.2 1046.9 YEAR-DAY 75-15 84-23 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 MIN. QNH PRESSURE IN HPA 1007.5 1005.9 1005.3 1003.7 1004.5 1005.4 1007.2 1010.0 1011.0 1014.5 1007.4 1008.7 1003.7 YEAR-DAY 86-20 90-16 89-30 2- 4 91-23 2-21 98- 6 94- 2 0- 1 85-11 94-26 94- 4 2- 4 MEAN QFF PRESSURE IN HPA 1029.0 1025.6 1021.3 1016.8 1014.0 1008.7 1005.9 1008.8 1014.8 1021.6 1026.5 1029.1 1018.5 MAX. QFF PRESSURE IN HPA 1054.5 1050.8 1050.7 1039.2 1031.0 1028.8 1020.2 1025.1 1037.0 1042.9 1050.1 1053.7 1054.5 YEAR-DAY 73-26 84-19 85- 6 82- 4 73- 8 83- 1 81-30 80-31 73-30 82-26 62-23 72-27 73-26 MIN. QFF PRESSURE IN HPA 1008.8 1004.9 1001.3 998.5 994.0 990.0 991.1 995.1 997.4 1006.2 1004.3 1006.2 990.0 YEAR-DAY 91-26 99-21 87-14 2- 4 90-13 2-21 98- 6 94- 2 0- 1 98- 2 94-26 94- 4 2-21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 862.5 861.4 860.6 860.2 860.3 858.0 856.6 858.1 861.4 864.1 864.5 863.5 860.9 MAX. QFE PRESSURE IN HPA 877.3 875.4 876.1 876.9 874.2 870.3 866.6 870.0 874.5 876.3 878.6 877.1 878.6 YEAR-DAY 75-15 61-22 85- 5 60- 7 82-10 83- 1 60-17 62-26 62-25 59-20 83-26 78-24 83-26 MIN. QFE PRESSURE IN HPA 843.3 844.6 841.1 841.9 843.1 843.3 845.0 847.1 848.3 851.2 845.8 845.6 841.1 YEAR-DAY 98-13 89-23 89-30 2- 4 90-13 2-21 95- 1 94- 2 0- 1 85-11 94-26 94- 4 89-30 MEAN QNH PRESSURE IN HPA 1026.6 1025.3 1024.4 1024.0 1024.0 1021.4 1019.8 1021.5 1025.3 1028.5 1028.9 1027.7 1024.8 MAX. QNH PRESSURE IN HPA 1043.6 1041.4 1042.3 1043.2 1040.1 1035.6 1031.3 1035.2 1040.4 1042.5 1045.1 1043.4 1045.1 YEAR-DAY 75-15 61-22 85- 5 60- 7 82-10 83- 1 60-17 62-26 62-25 59-20 83-26 78-24 83-26 MIN. QNH PRESSURE IN HPA 1004.5 1006.0 1001.9 1002.9 1004.2 1004.5 1006.4 1008.8 1010.2 1013.6 1007.4 1007.1 1001.9 YEAR-DAY 98-13 89-23 89-30 2- 4 90-13 2-21 95- 1 94- 2 0- 1 85-11 94-26 94- 4 89-30 MEAN QFF PRESSURE IN HPA 1024.6 1021.7 1017.8 1013.7 1011.0 1005.5 1002.8 1005.4 1010.9 1018.1 1022.1 1024.5 1014.8 MAX. QFF PRESSURE IN HPA 1044.2 1047.9 1048.6 1033.7 1028.9 1027.3 1017.4 1023.4 1035.7 1039.1 1046.5 1044.6 1048.6 YEAR-DAY 62-13 84-19 85- 5 62-19 85-13 83- 1 62-31 62-26 62-25 84- 9 62-23 84-21 85- 5 MIN. QFF PRESSURE IN HPA 1006.2 1004.5 998.1 997.1 991.9 988.6 990.4 993.1 996.4 1004.0 1003.1 1003.9 988.6 YEAR-DAY 86-20 99-21 89-30 2- 4 90-13 2-21 98- 6 94- 1 0- 1 98- 2 93-14 94- 4 2-21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 861.7 860.4 859.4 859.0 859.1 856.9 855.7 857.1 860.2 863.1 863.6 862.7 859.9 MAX. QFE PRESSURE IN HPA 876.7 874.4 874.6 875.8 873.2 869.3 865.6 869.0 874.1 875.2 877.4 876.5 877.4 YEAR-DAY 79-18 61-22 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 83-26 73-26 83-26 MIN. QFE PRESSURE IN HPA 840.8 842.5 842.5 841.0 842.4 842.1 843.7 846.0 847.2 850.3 847.3 844.9 840.8 YEAR-DAY 98-13 1-21 87-14 2- 4 90-13 2-21 1-18 89- 1 96-19 85-11 93-14 88-27 98-13 MEAN QNH PRESSURE IN HPA 1025.7 1024.1 1023.0 1022.6 1022.7 1020.1 1018.7 1020.4 1023.9 1027.3 1027.9 1026.8 1023.6 MAX. QNH PRESSURE IN HPA 1042.9 1040.3 1040.5 1041.9 1038.9 1034.4 1030.2 1034.1 1040.0 1041.2 1043.8 1042.7 1043.8 YEAR-DAY 79-18 61-22 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 83-26 73-26 83-26 MIN. QNH PRESSURE IN HPA 1001.6 1003.5 1003.5 1001.8 1003.4 1003.1 1004.9 1007.6 1009.0 1012.5 1009.1 1006.3 1001.6 YEAR-DAY 98-13 1-21 87-14 2- 4 90-13 2-21 1-18 89- 1 96-19 85-11 93-14 88-27 98-13 MEAN QFF PRESSURE IN HPA 1023.6 1020.6 1016.6 1012.6 1010.2 1005.0 1002.0 1005.1 1010.5 1017.8 1022.0 1024.3 1014.2 MAX. QFF PRESSURE IN HPA 1044.7 1045.9 1046.4 1033.9 1027.9 1026.0 1017.1 1023.0 1036.5 1039.0 1046.7 1048.9 1048.9 YEAR-DAY 62-19 84-20 85- 5 62-19 85-12 83- 1 62-31 62-26 62-25 61-28 62-23 72-27 72-27 MIN. QFF PRESSURE IN HPA 1003.9 1002.4 1000.2 997.0 991.5 986.9 990.2 993.4 997.2 1002.4 1005.6 1003.9 986.9 YEAR-DAY 98-13 1-21 95-26 2- 4 90-13 2-21 95- 1 94- 2 0- 1 98- 2 93-14 94- 4 2-21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1959-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 862.2 860.8 859.7 859.2 859.2 856.9 855.7 857.3 860.4 863.6 864.2 863.3 860.2 MAX. QFE PRESSURE IN HPA 877.4 874.8 875.0 876.9 873.5 869.2 866.0 868.9 874.6 876.0 878.7 876.7 878.7 YEAR-DAY 79-18 60-15 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 62-23 73-26 62-23 MIN. QFE PRESSURE IN HPA 837.8 841.1 841.8 842.2 844.0 842.1 843.4 846.6 847.8 851.0 849.4 844.7 837.8 YEAR-DAY 98-13 98-13 87-14 2- 4 90-13 2-21 95- 1 89- 1 0- 1 96-27 92-26 88-27 98-13 MEAN QNH PRESSURE IN HPA 1026.3 1024.7 1023.4 1022.8 1022.7 1020.1 1018.8 1020.6 1024.2 1027.8 1028.6 1027.5 1024.0 MAX. QNH PRESSURE IN HPA 1043.8 1040.8 1041.0 1043.2 1039.3 1034.3 1030.6 1034.0 1040.5 1042.1 1045.2 1042.9 1045.2 YEAR-DAY 79-18 60-15 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 62-23 73-26 62-23 MIN. QNH PRESSURE IN HPA 998.1 1001.9 1002.7 1003.2 1005.3 1003.1 1004.6 1008.3 1009.7 1013.3 1011.5 1006.1 998.1 YEAR-DAY 98-13 98-13 87-14 2- 4 90-13 2-21 95- 1 89- 1 0- 1 96-27 92-26 88-27 98-13 MEAN QFF PRESSURE IN HPA 1030.8 1027.5 1022.9 1018.0 1014.5 1008.8 1006.5 1009.6 1016.2 1023.8 1028.6 1030.5 1019.8 MAX. QFF PRESSURE IN HPA 1053.3 1053.0 1048.4 1043.5 1034.0 1027.1 1019.9 1025.3 1039.9 1042.6 1050.8 1053.0 1053.3 YEAR-DAY 69- 9 72- 1 85- 5 60- 8 82-10 83- 1 60-16 80-30 62-25 61-28 62-23 82- 9 69- 9 MIN. QFF PRESSURE IN HPA 999.1 1002.3 1000.0 999.4 993.8 987.9 989.9 994.3 997.2 1004.8 1009.8 1005.1 987.9 YEAR-DAY 98-13 1-21 87-14 97-10 0-27 2-21 98- 6 94- 2 0- 1 98- 2 99- 1 94- 4 2-21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 860.7 859.1 858.1 858.1 858.4 856.3 855.2 856.8 859.5 862.2 862.9 861.9 859.1 MAX. QFE PRESSURE IN HPA 878.0 876.6 876.4 875.7 872.4 869.8 866.8 870.0 875.0 876.2 879.4 876.1 879.4 YEAR-DAY 73-25 84-22 77- 9 82- 4 85-12 83- 1 80-11 62-26 62-25 84-21 62-22 84-18 62-22 MIN. QFE PRESSURE IN HPA 837.9 842.4 842.9 844.0 845.0 843.2 844.5 847.3 848.8 851.8 849.3 844.3 837.9 YEAR-DAY 98-13 1-21 87-14 97-10 91-22 99-25 95- 1 89- 1 0- 1 96-27 95-25 88-27 98-13 MEAN QNH PRESSURE IN HPA 1024.5 1022.6 1021.6 1021.6 1021.9 1019.5 1018.2 1020.0 1023.2 1026.2 1027.1 1025.9 1022.7 MAX. QNH PRESSURE IN HPA 1044.4 1042.8 1042.6 1041.8 1038.0 1035.0 1031.5 1035.2 1041.0 1042.4 1046.1 1042.3 1046.1 YEAR-DAY 73-25 84-22 77- 9 82- 4 85-12 83- 1 80-11 62-26 62-25 84-21 62-22 84-18 62-22 MIN. QNH PRESSURE IN HPA 998.2 1003.4 1004.0 1005.3 1006.4 1004.4 1005.9 1009.1 1010.8 1014.3 1011.4 1005.6 998.2 YEAR-DAY 98-13 1-21 87-14 97-10 91-22 99-25 95- 1 89- 1 0- 1 96-27 95-25 88-27 98-13 MEAN QFF PRESSURE IN HPA 1028.1 1024.8 1020.4 1016.0 1013.2 1007.8 1005.4 1008.3 1014.1 1020.9 1025.7 1028.1 1017.7 MAX. QFF PRESSURE IN HPA 1053.2 1049.6 1049.6 1039.8 1030.3 1027.5 1019.5 1025.8 1036.8 1041.7 1049.2 1051.6 1053.2 YEAR-DAY 73-25 84-22 85- 5 82- 4 85-12 83- 1 81-29 80-30 62-25 84-21 62-23 72-27 73-25 MIN. QFF PRESSURE IN HPA 1000.5 1001.1 999.1 997.3 995.6 989.8 990.4 995.0 997.6 1003.1 1007.8 1004.6 989.8 YEAR-DAY 98-13 1-21 87-14 97-10 1-30 99-25 95- 1 94- 2 0- 1 98- 2 1-18 88-27 99-25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 858.6 856.9 856.0 856.3 856.7 854.4 853.3 854.9 857.6 860.6 860.8 859.8 857.2 MAX. QFE PRESSURE IN HPA 875.3 876.5 876.4 871.9 872.0 869.1 865.8 870.0 874.7 875.8 879.9 876.2 879.9 YEAR-DAY 84- 4 84-22 85- 4 85-17 85-12 83- 1 61-24 62-26 62-25 84-21 62-22 61- 3 62-22 MIN. QFE PRESSURE IN HPA 838.9 842.3 843.7 842.9 844.3 842.8 844.7 847.1 848.4 851.5 847.0 844.0 838.9 YEAR-DAY 98-13 1-21 89-28 2- 3 91-22 99-25 95- 1 89- 1 0- 1 1-31 95-25 94- 4 98-13 MEAN QNH PRESSURE IN HPA 1022.2 1020.2 1019.1 1019.4 1019.9 1017.2 1016.0 1017.9 1020.9 1024.4 1024.7 1023.4 1020.5 MAX. QNH PRESSURE IN HPA 1041.3 1042.7 1042.6 1037.4 1037.5 1034.2 1030.4 1035.2 1040.6 1041.9 1046.6 1042.4 1046.6 YEAR-DAY 84- 4 84-22 85- 4 85-17 85-12 83- 1 61-24 62-26 62-25 84-21 62-22 61- 3 62-22 MIN. QNH PRESSURE IN HPA 999.4 1003.3 1004.9 1004.0 1005.6 1003.9 1006.1 1008.8 1010.3 1013.9 1008.7 1005.3 999.4 YEAR-DAY 98-13 1-21 89-28 2- 3 91-22 99-25 95- 1 89- 1 0- 1 1-31 95-25 94- 4 98-13 MEAN QFF PRESSURE IN HPA 1024.5 1021.4 1017.5 1013.5 1011.0 1005.4 1003.1 1005.7 1011.2 1018.5 1022.4 1024.5 1014.9 MAX. QFF PRESSURE IN HPA 1045.4 1048.6 1048.8 1035.8 1029.9 1026.5 1018.7 1024.9 1036.3 1039.7 1047.6 1046.0 1048.8 YEAR-DAY 62-19 84-18 85- 4 62-19 85-12 83- 1 62-30 62-26 62-25 61-27 62-22 84-18 85- 4 MIN. QFF PRESSURE IN HPA 1001.9 1001.0 999.4 997.8 994.6 989.6 991.1 994.5 998.1 1002.9 1006.3 1003.6 989.6 YEAR-DAY 86-20 1-21 1-25 87-19 90-12 99-25 98- 5 2- 8 0- 1 98- 2 95-25 94- 4 99-25 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 3.7 1.3 9.0 19.4 21.6 27.4 28.7 29.7 25.2 19.1 8.8 5.4 16.6 1960 ***** ***** 6.5 14.0 22.4 29.0 28.2 28.3 23.5 17.8 9.0 5.3 ****** 1961 2.5 4.2 10.1 14.2 22.6 24.1 27.0 24.6 21.5 13.1 7.6 4.0 14.6 1962 1.8 6.2 10.5 13.3 19.3 22.9 26.3 23.3 18.0 13.3 5.1 2.9 13.6 1963 4.5 7.4 8.5 18.1 20.1 28.4 29.0 27.1 24.1 19.0 ***** 2.9 ****** 1964 -5.6 4.1 11.8 14.6 23.1 27.4 29.6 28.8 23.0 14.6 9.7 0.8 15.1 1965 2.7 5.0 9.4 16.0 23.7 27.0 29.2 27.1 22.4 19.0 11.6 5.4 16.5 1966 7.9 8.4 10.1 15.4 22.4 29.1 28.6 27.8 23.6 15.3 9.6 5.3 17.0 1967 1.1 2.9 9.5 13.1 20.5 25.8 28.9 27.8 24.0 16.2 11.0 4.0 15.4 1968 2.2 1.4 10.7 14.9 20.5 26.9 28.1 27.0 23.8 17.3 10.5 4.5 15.7 1969 -1.7 1.7 12.9 15.4 21.9 27.8 28.9 26.5 22.6 17.8 7.0 6.5 15.6 1970 0.8 6.8 9.3 18.5 25.6 28.4 28.7 29.8 23.2 17.9 12.9 5.0 17.2 1971 3.0 5.5 12.5 16.5 25.7 28.7 29.2 28.1 22.5 17.7 11.2 6.8 17.3 1972 -2.4 -3.2 7.4 17.6 19.1 25.4 27.3 22.9 21.6 16.4 10.4 0.2 13.6 1973 -0.8 7.0 9.5 17.3 22.7 28.9 29.6 27.9 22.5 18.9 11.3 3.7 16.5 1974 -0.4 -1.1 10.9 15.9 23.4 28.0 29.4 26.8 23.3 15.6 11.6 3.2 15.5 1975 1.9 3.6 10.0 15.9 22.7 28.4 30.2 28.1 24.0 16.4 8.0 3.0 16.0 1976 4.3 1.5 4.8 14.2 21.9 26.8 29.8 27.8 23.9 16.2 7.1 2.9 15.1 1977 -3.7 4.6 13.0 14.9 20.6 27.6 27.8 25.2 20.4 14.9 8.7 4.2 14.8 1978 0.5 3.4 7.7 18.1 23.1 25.4 29.2 24.6 21.6 15.7 5.3 5.1 15.0 1979 4.0 5.7 8.0 18.3 19.7 26.6 28.1 25.2 22.3 20.1 10.0 4.1 16.0 1980 -0.7 1.0 8.4 18.0 21.4 25.3 27.5 25.1 20.6 14.8 9.7 4.8 14.7 1981 3.7 5.3 11.3 16.6 21.4 25.3 28.1 26.4 22.8 14.9 11.2 6.4 16.1 1982 2.4 1.0 7.2 17.9 22.6 26.8 28.5 27.2 21.9 15.9 6.5 0.2 14.9 1983 0.5 5.0 6.8 13.2 20.7 25.8 29.1 26.9 21.4 13.8 10.4 2.2 14.7 1984 0.7 -0.7 9.7 15.6 19.5 24.9 28.0 27.5 20.4 13.2 9.4 -0.4 14.0 1985 1.8 5.9 6.2 15.5 20.3 26.3 26.8 22.6 20.1 12.9 8.4 2.4 14.1 1986 0.8 0.9 3.0 12.6 19.5 23.4 25.9 24.7 20.5 16.7 8.7 -0.9 13.0 1987 2.5 4.2 8.5 13.8 20.6 25.9 26.1 25.8 20.5 10.7 8.5 4.1 14.3 1988 1.6 2.5 7.2 14.7 21.7 25.9 27.1 24.1 21.0 14.1 9.0 4.3 14.4 1989 -3.9 -4.1 7.1 14.6 17.7 25.4 27.0 24.5 21.0 15.8 7.5 4.3 13.1 1990 0.0 1.6 7.2 13.8 21.3 26.2 26.2 25.6 21.7 14.1 9.9 1.6 14.1 1991 -0.5 1.1 6.0 13.7 17.9 24.0 26.6 24.5 20.6 13.9 7.8 3.4 13.2 1992 -0.8 1.7 3.0 11.4 14.6 23.4 26.0 22.9 19.3 12.9 9.1 3.8 12.3 1993 -2.1 3.3 5.6 13.7 18.4 24.2 25.6 23.6 21.6 11.8 6.9 3.4 13.0 1994 1.9 1.5 8.9 13.8 20.2 25.0 26.5 26.1 17.4 12.8 10.4 1.2 13.8 1995 2.3 3.2 6.9 13.5 18.6 24.3 28.2 26.2 20.2 13.5 9.2 0.9 13.9 1996 -0.9 2.9 5.9 12.5 18.2 24.4 26.0 24.4 22.8 13.7 6.7 3.4 13.3 1997 2.0 1.9 5.8 13.0 18.6 24.8 27.8 25.4 21.2 15.9 6.6 2.7 13.8 1998 0.7 1.8 7.3 15.2 18.7 24.1 26.7 25.5 21.1 15.4 10.3 7.2 14.5 1999 0.9 5.5 6.5 13.5 19.7 25.5 25.5 26.2 20.7 15.7 6.5 4.1 14.2 2000 1.3 1.8 7.1 18.0 23.3 23.9 25.7 25.6 22.0 14.4 6.3 3.7 14.4 2001 -0.2 3.0 9.5 17.8 23.1 25.9 26.3 25.4 21.0 15.2 9.0 5.0 15.1 2002 2.3 3.9 9.7 14.2 20.0 25.7 26.0 26.4 21.7 18.0 8.6 1.1 14.8 2003 1.3 4.0 7.4 14.3 17.1 23.7 27.7 25.4 20.5 16.7 6.7 2.0 13.9 MEAN 1.0 3.1 8.3 15.3 20.8 26.0 27.7 26.1 21.8 15.5 8.9 3.5 14.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 -2.2 -4.3 1.2 9.4 11.9 16.1 18.2 16.7 12.8 7.5 -0.3 -0.6 7.2 1960 ***** 0.5 -0.6 6.9 13.0 17.0 17.8 16.3 11.1 6.1 0.8 -3.8 ****** 1961 -3.4 -2.5 1.6 6.3 13.1 15.9 19.9 17.9 13.9 5.4 1.6 -0.5 7.4 1962 -3.0 1.1 4.4 7.5 11.9 14.4 19.2 16.0 9.2 5.0 -1.9 -2.2 6.8 1963 -1.6 2.1 3.2 10.3 12.3 17.6 19.4 17.0 12.7 8.9 ***** -3.9 ****** 1964 -13.7 -2.1 4.4 6.9 12.3 16.3 20.2 17.5 11.0 2.3 -0.9 -7.4 5.6 1965 -2.0 -2.8 0.8 5.9 12.0 16.0 19.6 16.2 11.2 8.7 2.4 -3.6 7.0 1966 -1.0 1.6 2.4 7.0 12.2 18.4 18.9 17.0 11.7 5.6 -2.3 -3.6 7.3 1967 -7.4 -2.5 0.7 6.2 10.4 14.9 19.1 16.2 12.5 6.5 2.8 -3.7 6.3 1968 -3.8 -4.5 3.5 6.5 10.5 15.4 17.0 14.9 10.2 6.6 2.8 -0.6 6.5 1969 -7.6 -5.0 4.4 7.6 12.1 15.6 18.4 15.1 10.7 7.6 -0.6 -0.7 6.5 1970 -4.8 -0.6 1.9 8.7 13.3 17.2 18.1 18.7 11.0 5.8 1.9 -2.5 7.4 1971 -4.7 -2.0 3.2 8.5 13.8 17.1 19.0 16.2 10.5 5.2 3.1 -0.2 7.5 1972 -8.1 -11.0 1.5 7.8 10.3 16.4 17.5 14.4 11.3 6.5 2.2 -4.3 5.4 1973 -6.9 0.0 2.2 8.4 12.7 18.7 18.8 19.3 11.2 6.0 0.1 -4.9 7.1 1974 -6.5 -7.6 3.5 7.3 12.1 16.5 20.1 15.2 11.3 2.6 1.0 -3.3 6.0 1975 -4.5 -2.7 1.8 7.1 12.6 16.9 20.0 17.5 12.2 4.7 -1.1 -2.1 6.9 1976 -1.3 -3.9 -0.8 7.4 12.8 16.4 20.1 17.4 12.8 7.1 -1.9 -2.5 7.0 1977 -8.9 -3.5 5.5 8.7 13.1 18.5 20.2 16.9 11.4 8.2 2.3 -0.9 7.6 1978 -4.4 -1.0 1.5 8.2 13.2 16.5 19.9 15.8 11.7 7.1 0.6 0.3 7.5 1979 -1.6 -0.4 1.5 9.6 10.2 15.8 19.8 16.8 12.5 9.1 -0.0 -0.6 7.7 1980 -4.9 -3.0 3.1 10.8 13.9 16.8 19.6 16.9 11.1 7.0 3.1 -0.3 7.8 1981 -1.6 0.0 4.2 8.8 13.4 16.3 19.6 17.3 12.1 5.7 2.2 -0.6 8.1 1982 -3.1 -3.7 1.1 8.7 13.2 16.4 18.6 16.3 11.2 7.7 0.5 -5.0 6.8 1983 -4.7 -1.6 0.5 7.6 13.4 17.1 20.3 19.2 13.5 5.8 3.1 -2.6 7.6 1984 -4.0 -5.5 4.5 9.0 12.6 17.3 21.9 19.9 11.7 4.8 3.5 -5.4 7.5 1985 -2.2 0.1 0.6 8.9 12.5 18.4 20.0 16.8 10.7 6.2 2.3 -1.6 7.7 1986 -4.3 -3.2 -1.0 6.8 12.9 16.3 19.7 16.6 13.2 8.6 1.9 -4.4 6.9 1987 -2.9 -1.3 3.3 7.5 13.4 15.9 19.0 18.8 13.2 4.7 2.4 -2.0 7.7 1988 -3.4 -1.9 2.1 8.5 12.7 18.1 20.9 16.7 13.5 6.3 2.3 -0.6 7.9 1989 -8.7 -9.4 2.1 7.4 10.5 17.6 21.5 17.1 12.7 8.2 1.6 -0.3 6.7 1990 -3.2 -2.2 1.0 7.5 14.2 18.5 19.7 17.8 12.3 6.4 2.7 -4.1 7.6 1991 -5.2 -2.8 2.3 7.8 11.5 17.3 19.3 16.7 12.3 6.2 1.3 -0.8 7.2 1992 -4.7 -3.0 -1.7 6.6 9.0 16.6 19.1 16.4 11.7 5.1 2.5 0.3 6.5 1993 -6.5 -0.2 0.6 7.3 11.9 16.7 20.1 16.5 13.3 3.8 1.1 -1.9 6.9 1994 -2.9 -3.9 3.3 7.3 12.7 17.3 19.1 18.5 9.2 6.0 4.5 -3.5 7.3 1995 -3.5 -2.4 1.1 7.5 11.1 16.5 20.8 18.1 12.2 5.9 1.9 -3.0 7.2 1996 -5.9 -1.9 1.9 6.2 11.5 17.5 20.8 17.1 13.8 6.4 0.3 -2.8 7.1 1997 -3.1 -4.6 0.2 6.9 11.4 17.8 20.9 17.5 13.4 9.4 1.8 -0.8 7.6 1998 -2.9 -2.3 1.6 8.8 12.3 17.3 20.0 18.7 13.4 7.9 3.2 0.9 8.2 1999 -3.8 0.4 2.0 7.2 12.2 17.6 19.2 18.9 12.4 7.5 1.9 -1.6 7.8 2000 -3.9 -3.5 0.1 9.8 15.4 15.4 19.7 19.0 14.1 8.1 1.7 -0.5 7.9 2001 -5.7 -2.9 2.8 10.4 15.2 18.0 19.8 17.5 12.4 7.9 2.8 0.8 8.2 2002 -1.9 -1.5 2.5 8.3 12.8 18.3 18.7 18.3 12.3 9.9 2.7 -3.2 8.1 2003 -3.5 -0.3 1.9 8.3 10.1 16.4 20.3 19.5 12.9 8.3 0.8 -2.7 7.7 MEAN -4.4 -2.5 2.0 7.9 12.3 16.9 19.5 17.2 12.0 6.6 1.5 -2.2 7.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 7.6 5.0 14.0 24.9 25.8 32.1 33.1 35.4 32.1 25.7 14.7 9.7 21.7 1960 ***** 15.5 11.4 19.2 28.2 35.2 33.2 34.5 30.4 24.7 15.4 12.9 ****** 1961 7.9 9.5 15.0 17.9 29.1 31.9 34.1 31.7 31.0 23.1 16.7 11.8 21.6 1962 9.1 13.5 18.7 20.2 27.8 31.1 33.3 31.2 27.5 23.4 14.5 10.6 21.7 1963 13.4 14.8 15.7 23.2 24.5 33.3 33.6 31.9 30.3 25.5 ***** 8.5 ****** 1964 -0.1 8.8 16.8 19.5 28.6 32.6 34.2 34.8 29.1 21.2 15.9 6.5 20.7 1965 6.5 10.0 14.9 21.6 29.3 32.6 34.0 32.4 28.5 24.9 17.9 11.2 22.0 1966 13.8 13.2 15.0 20.8 27.7 34.0 33.3 32.7 29.8 21.0 16.7 11.4 22.4 1967 7.4 7.6 15.3 17.7 25.9 31.2 34.2 33.4 30.1 23.1 17.0 10.0 21.1 1968 7.2 6.2 16.2 20.5 25.9 32.5 33.5 33.4 31.5 24.1 16.8 9.5 21.4 1969 3.4 6.8 18.4 20.4 27.2 32.8 34.1 31.7 29.2 25.1 12.7 12.1 21.2 1970 5.5 12.5 14.1 24.1 31.3 33.2 33.1 35.3 29.4 24.9 20.1 10.8 22.9 1971 9.1 10.9 18.5 21.4 31.2 33.5 33.5 33.3 28.0 24.5 16.4 12.0 22.7 1972 1.6 2.3 11.6 22.7 24.3 32.1 32.3 29.4 30.0 25.6 19.0 6.1 19.8 1973 5.0 12.8 15.1 22.9 29.2 34.3 35.3 32.9 29.8 26.2 18.7 10.3 22.7 1974 4.5 3.6 15.9 21.0 28.5 33.1 34.1 32.6 29.6 22.7 18.7 8.3 21.1 1975 7.4 8.4 15.4 20.9 28.5 33.5 36.4 33.8 30.5 23.7 14.4 8.8 21.8 1976 9.9 6.6 9.8 19.7 27.6 32.9 35.9 34.4 31.5 23.6 15.3 8.6 21.3 1977 1.4 11.9 22.1 22.4 28.8 35.5 35.7 34.1 30.2 23.2 16.8 11.0 22.8 1978 7.6 10.1 15.1 23.7 28.7 33.0 34.0 33.7 32.4 25.8 12.9 12.1 22.4 1979 9.0 10.9 12.7 23.6 24.8 32.3 35.4 32.4 31.3 27.3 19.1 9.5 22.4 1980 5.7 7.0 15.7 25.9 30.0 34.5 35.4 34.3 31.5 24.6 18.9 13.3 23.0 1981 9.7 10.5 17.5 23.3 27.8 31.5 33.8 33.2 30.8 22.5 18.8 13.3 22.7 1982 8.3 5.8 12.4 24.6 28.9 33.5 34.9 33.8 29.7 23.1 13.0 5.9 21.2 1983 6.3 10.6 12.7 19.7 28.7 34.2 37.4 35.5 31.0 23.9 19.7 9.6 22.4 1984 7.8 6.2 16.2 23.3 26.9 32.9 35.1 36.4 30.2 22.9 17.4 6.9 21.9 1985 8.0 13.5 13.9 24.1 28.7 34.8 33.4 28.6 28.5 20.9 15.4 7.4 21.4 1986 7.3 6.0 8.0 18.9 26.0 29.6 31.6 29.8 27.6 23.7 13.1 4.6 18.8 1987 9.7 10.6 14.5 20.3 26.9 30.2 31.8 32.3 28.5 17.8 16.3 11.7 20.9 1988 7.1 7.9 13.2 21.2 27.1 32.8 33.4 31.0 28.6 22.2 17.0 10.4 21.0 1989 1.7 1.7 13.0 21.0 24.4 32.1 33.0 31.4 29.3 24.2 14.8 10.1 19.7 1990 4.3 6.4 14.3 20.1 28.5 32.7 32.3 33.0 30.3 22.1 17.7 7.7 20.8 1991 4.6 6.1 10.5 19.9 24.3 30.3 32.3 31.8 27.7 20.7 14.9 8.4 19.3 1992 3.4 7.6 8.3 17.8 20.4 29.7 32.1 28.8 26.3 21.3 16.9 8.5 18.4 1993 2.7 7.5 10.7 20.2 24.2 30.3 30.9 30.0 29.1 19.6 13.7 10.1 19.1 1994 8.0 8.4 15.5 20.7 27.0 31.8 33.4 33.2 25.0 20.0 17.4 7.4 20.7 1995 9.5 9.7 13.2 19.9 25.1 30.9 35.1 33.9 28.5 21.7 17.9 6.2 21.0 1996 5.4 9.3 11.2 19.3 24.7 31.0 31.7 31.7 31.3 22.1 14.4 11.6 20.3 1997 8.8 9.7 12.5 19.4 25.2 31.4 34.3 32.9 28.7 22.9 12.6 7.4 20.5 1998 5.1 7.0 13.0 21.8 25.0 29.6 32.8 31.5 28.7 23.1 18.2 15.3 20.9 1999 6.5 11.4 11.6 20.1 26.6 32.3 31.3 32.2 28.3 23.7 12.0 11.2 20.6 2000 7.2 8.1 14.0 25.1 30.5 30.5 31.1 31.6 29.3 21.6 12.1 9.5 20.9 2001 6.3 9.8 16.4 25.0 29.8 32.3 32.4 32.3 28.6 23.2 16.2 10.3 21.9 2002 7.7 10.6 17.2 20.2 26.9 32.1 31.6 33.1 30.1 25.7 15.3 6.3 21.4 2003 7.4 9.4 13.5 21.1 23.3 30.4 34.3 31.0 27.7 25.0 14.0 8.0 20.4 MEAN 6.7 8.9 14.2 21.4 27.1 32.3 33.6 32.6 29.5 23.3 16.1 9.6 21.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 9.8 9.3 12.8 15.5 13.9 16.0 14.9 18.7 19.3 18.2 15.0 10.3 14.5 1960 ***** 15.0 12.0 12.3 15.2 18.2 15.4 18.2 19.3 18.6 14.6 16.7 ****** 1961 11.3 12.0 13.4 11.6 16.0 16.0 14.2 13.8 17.1 17.7 15.1 12.3 14.2 1962 12.1 12.4 14.3 12.7 15.9 16.7 14.1 15.2 18.3 18.4 16.4 12.8 14.9 1963 15.0 12.7 12.5 12.9 12.2 15.7 14.2 14.9 17.6 16.6 ***** 12.4 ****** 1964 13.6 10.9 12.4 12.6 16.3 16.3 14.0 17.3 18.1 18.9 16.8 13.9 15.1 1965 8.5 12.8 14.1 15.7 17.3 16.6 14.4 16.2 17.3 16.2 15.5 14.8 15.0 1966 14.8 11.6 12.6 13.8 15.5 15.6 14.4 15.7 18.1 15.4 19.0 15.0 15.1 1967 14.8 10.1 14.6 11.5 15.5 16.3 15.1 17.2 17.6 16.6 14.2 13.7 14.8 1968 11.0 10.7 12.7 14.0 15.4 17.1 16.5 18.5 21.3 17.5 14.0 10.1 14.9 1969 11.0 11.8 14.0 12.8 15.1 17.2 15.7 16.6 18.5 17.5 13.3 12.8 14.7 1970 10.3 13.1 12.2 15.4 18.0 16.0 15.0 16.6 18.4 19.1 18.2 13.3 15.5 1971 13.8 12.9 15.3 12.9 17.4 16.4 14.5 17.1 17.5 19.3 13.3 12.2 15.2 1972 9.7 13.3 10.1 14.9 14.0 15.7 14.8 15.0 18.7 19.1 16.8 10.4 14.4 1973 11.9 12.8 12.9 14.5 16.5 15.6 16.5 13.6 18.6 20.2 18.6 15.2 15.6 1974 11.0 11.2 12.4 13.7 16.4 16.6 14.0 17.4 18.3 20.1 17.7 11.6 15.1 1975 11.9 11.1 13.6 13.8 15.9 16.6 16.4 16.3 18.3 19.0 15.5 10.9 14.9 1976 11.2 10.5 10.6 12.3 14.8 16.5 15.8 17.0 18.7 16.5 17.2 11.1 14.3 1977 10.3 15.4 16.6 13.7 15.7 17.0 15.5 17.2 18.8 15.0 14.5 11.9 15.2 1978 12.0 11.1 13.6 15.5 15.5 16.5 14.1 17.9 20.7 18.7 12.3 11.8 14.9 1979 10.6 11.3 11.2 14.0 14.6 16.5 15.6 15.6 18.8 18.2 19.1 10.1 14.7 1980 10.6 10.0 12.6 15.1 16.1 17.7 15.8 17.4 20.4 17.6 15.8 13.6 15.2 1981 11.3 10.5 13.3 14.5 14.4 15.2 14.2 15.9 18.7 16.8 16.6 13.9 14.6 1982 11.4 9.5 11.3 15.9 15.7 17.1 16.3 17.5 18.5 15.4 12.5 10.9 14.4 1983 11.0 12.2 12.2 12.1 15.3 17.1 17.1 16.3 17.5 18.1 16.6 12.2 14.8 1984 11.8 11.7 11.7 14.3 14.3 15.6 13.2 16.5 18.5 18.1 13.9 12.3 14.4 1985 10.2 13.4 13.3 15.2 16.2 16.4 13.4 11.8 17.8 14.7 13.1 9.0 13.7 1986 11.6 9.2 9.0 12.1 13.1 13.3 11.9 13.2 14.4 15.1 11.2 9.0 11.9 1987 12.6 11.9 11.2 12.8 13.5 14.3 12.8 13.5 15.3 13.1 13.9 13.7 13.2 1988 10.5 9.8 11.1 12.7 14.4 14.7 12.5 14.3 15.1 15.9 14.7 11.0 13.1 1989 10.4 11.1 10.9 13.6 13.9 14.5 11.5 14.3 16.6 16.0 13.2 10.4 13.0 1990 7.5 8.6 13.3 12.6 14.3 14.2 12.6 15.2 18.0 15.7 15.0 11.8 13.2 1991 9.8 8.9 8.2 12.1 12.8 13.0 13.0 15.1 15.4 14.5 13.6 9.2 12.1 1992 8.1 10.6 10.0 11.2 11.4 13.1 13.0 12.4 14.6 16.2 14.4 8.2 11.9 1993 9.2 7.7 10.1 12.9 12.3 13.6 10.8 13.5 15.8 15.8 12.6 12.0 12.2 1994 10.9 12.3 12.2 13.4 14.3 14.5 14.3 14.7 15.8 14.0 12.9 10.9 13.4 1995 13.0 12.1 12.1 12.4 14.0 14.4 14.3 15.8 16.3 15.8 16.0 9.2 13.8 1996 11.3 11.2 9.3 13.1 13.2 13.5 10.9 14.6 17.5 15.7 14.1 14.4 13.2 1997 11.9 14.3 12.3 12.5 13.8 13.6 13.4 15.4 15.3 13.5 10.8 8.2 12.9 1998 8.0 9.3 11.4 13.0 12.7 12.3 12.8 12.8 15.3 15.2 15.0 14.4 12.7 1999 10.3 11.0 9.6 12.9 14.4 14.7 12.1 13.3 15.9 16.2 10.1 12.8 12.8 2000 11.1 11.6 13.9 15.3 15.1 15.1 11.4 12.6 15.2 13.5 10.4 10.0 13.0 2001 12.0 12.7 13.6 14.6 14.6 14.3 12.6 14.8 16.2 15.3 13.4 9.5 13.7 2002 9.6 12.1 14.7 11.9 14.1 13.8 12.9 14.8 17.8 15.8 12.6 9.5 13.3 2003 10.9 9.7 11.6 12.8 13.2 14.0 14.0 11.5 14.8 16.7 13.2 10.7 12.7 MEAN 11.1 11.4 12.2 13.5 14.8 15.4 14.1 15.4 17.5 16.7 14.6 11.8 14.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 2.7 0.4 7.6 17.1 18.9 24.1 25.6 26.1 22.5 16.6 7.2 4.5 14.4 1960 ***** 8.0 5.4 13.0 20.6 26.1 25.5 25.4 20.7 15.4 8.1 4.5 ****** 1961 2.2 3.5 8.3 12.1 21.1 23.9 27.0 24.8 22.5 14.2 9.1 5.6 14.5 1962 3.0 7.3 11.6 13.8 19.9 22.7 26.3 23.6 18.4 14.2 6.3 4.2 14.3 1963 5.9 8.5 9.5 16.7 18.4 25.4 26.5 24.5 21.5 17.2 ***** 2.3 ****** 1964 -6.9 3.3 10.6 13.2 20.5 24.5 27.2 26.2 20.1 11.8 7.5 -0.4 13.1 1965 2.3 3.6 7.9 13.7 20.6 24.3 26.8 24.3 19.8 16.8 10.1 3.8 14.5 1966 6.4 7.4 8.7 13.9 19.9 26.2 26.1 24.8 20.7 13.3 7.2 3.9 14.9 1967 0.0 2.5 8.0 11.9 18.2 23.0 26.6 24.8 21.3 14.8 9.9 3.2 13.7 1968 1.7 0.8 9.8 13.5 18.2 24.0 25.2 24.1 20.8 15.3 9.8 4.4 14.0 1969 -2.1 0.9 11.4 14.0 19.7 24.2 26.2 23.4 19.9 16.4 6.1 5.7 13.8 1970 0.4 5.9 8.0 16.4 22.3 25.2 25.6 27.0 20.2 15.3 11.0 4.2 15.1 1971 2.2 4.5 10.9 14.9 22.5 25.3 26.2 24.7 19.2 14.9 9.7 5.9 15.1 1972 -3.3 -4.4 6.6 15.2 17.3 24.3 24.9 21.9 20.6 16.1 10.6 0.9 12.6 1973 -1.0 6.4 8.6 15.7 20.9 26.5 27.1 26.1 20.5 16.1 9.4 2.7 14.9 1974 -1.0 -2.0 9.7 14.2 20.3 24.8 27.1 23.9 20.5 12.7 9.8 2.5 13.5 1975 1.4 2.8 8.6 14.0 20.5 25.2 28.2 25.7 21.3 14.2 6.7 3.3 14.3 1976 4.3 1.3 4.5 13.6 20.2 24.6 28.0 25.9 22.2 15.4 6.7 3.1 14.1 1977 -3.7 4.2 13.8 15.6 21.0 27.0 28.0 25.5 20.8 15.7 9.6 5.1 15.2 1978 1.6 4.6 8.3 15.9 21.0 24.7 26.9 24.7 22.0 16.4 6.8 6.2 14.9 1979 3.7 5.2 7.1 16.6 17.5 24.0 27.6 24.6 21.9 18.2 9.5 4.4 15.0 1980 0.4 2.0 9.4 18.3 22.0 25.6 27.5 25.6 21.3 15.8 11.0 6.5 15.4 1981 4.1 5.3 10.9 16.1 20.6 23.9 26.7 25.2 21.4 14.1 10.5 6.3 15.4 1982 2.6 1.0 6.8 16.6 21.0 24.9 26.8 25.1 20.4 15.4 6.8 0.5 14.0 1983 0.8 4.5 6.6 13.6 21.1 25.7 28.8 27.3 22.2 14.9 11.4 3.5 15.0 1984 1.9 0.3 10.3 16.1 19.8 25.1 28.5 28.1 20.9 13.8 10.5 0.8 14.7 1985 2.9 6.8 7.2 16.5 20.6 26.6 26.7 22.7 19.6 13.5 8.8 2.9 14.6 1986 1.5 1.4 3.5 12.9 19.5 23.0 25.7 23.2 20.4 16.2 7.5 0.1 12.9 1987 3.4 4.6 8.9 13.9 20.2 23.1 25.4 25.5 20.8 11.2 9.3 4.9 14.3 1988 1.8 3.0 7.6 14.8 19.9 25.4 27.2 23.9 21.0 14.3 9.7 4.9 14.5 1989 -3.5 -3.9 7.6 14.2 17.5 24.8 27.2 24.2 21.0 16.2 8.2 4.9 13.2 1990 0.6 2.1 7.6 13.8 21.3 25.6 26.0 25.4 21.3 14.2 10.2 1.8 14.2 1991 -0.3 1.6 6.4 13.9 17.9 23.8 25.8 24.3 20.0 13.4 8.1 3.8 13.2 1992 -0.7 2.3 3.3 12.2 14.7 23.2 25.6 22.6 19.0 13.2 9.7 4.4 12.5 1993 -1.9 3.6 5.7 13.7 18.1 23.5 25.5 23.3 21.2 11.7 7.4 4.1 13.0 1994 2.5 2.2 9.4 14.0 19.9 24.6 26.3 25.9 17.1 13.0 10.9 2.0 14.0 1995 3.0 3.6 7.2 13.7 18.1 23.7 27.9 26.0 20.3 13.8 9.9 1.6 14.1 1996 -0.3 3.7 6.5 12.7 18.1 24.3 26.2 24.4 22.6 14.2 7.3 4.4 13.7 1997 2.9 2.6 6.3 13.2 18.3 24.6 27.6 25.2 21.1 16.2 7.2 3.3 14.0 1998 1.1 2.3 7.3 15.3 18.7 23.4 26.4 25.1 21.0 15.5 10.7 8.1 14.6 1999 1.3 5.9 6.8 13.6 19.4 25.0 25.2 25.6 20.3 15.6 6.9 4.8 14.2 2000 1.6 2.3 7.1 17.4 22.9 23.0 25.4 25.3 21.7 14.9 6.9 4.5 14.4 2001 0.3 3.4 9.6 17.7 22.5 25.2 26.1 24.9 20.5 15.6 9.5 5.6 15.1 2002 2.9 4.5 9.8 14.2 19.9 25.2 25.2 25.7 21.2 17.8 9.0 1.5 14.8 2003 2.0 4.6 7.7 14.7 16.7 23.4 27.3 25.3 20.3 16.7 7.4 2.6 14.0 MEAN 1.2 3.2 8.1 14.6 19.7 24.6 26.6 24.9 20.8 14.9 8.8 3.7 14.3 SD 2.54 2.72 2.09 1.58 1.70 1.06 0.98 1.22 1.07 1.56 1.55 1.83 1.66 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 -9.0 -14.0 -8.0 4.0 4.0 12.0 14.0 10.0 7.0 2.0 -8.0 -5.0 -14.0 DAY 4 19 2 2 4 16 6 27 26 29 22 25 1960 ***** -7.0 -15.0 -2.0 9.0 13.0 14.0 11.0 8.0 3.0 -5.0 -6.0 ****** DAY ** 9 15 9 2 12 18 16 14 18 27 5 1961 -11.0 -9.0 -5.0 1.0 8.0 8.0 16.0 14.0 8.0 -3.0 -4.0 -4.0 -11.0 DAY 10 1 5 18 2 8 21 11 27 29 27 1 1962 -10.0 -4.0 -2.0 2.0 8.0 10.0 15.0 10.0 2.0 -1.0 -14.0 -10.0 -14.0 DAY 20 26 4 20 2 12 10 29 24 13 29 1 1963 -7.0 -8.0 -6.0 4.0 4.0 14.0 14.0 12.0 5.0 4.0 ***** -17.0 ****** DAY 1 10 8 3 15 15 24 13 15 12 ** 29 1964 -20.0 -11.0 -2.0 0.0 6.0 11.0 16.0 13.0 4.0 -4.0 -11.0 -17.0 -20.0 DAY 21 1 6 16 3 5 29 23 25 15 30 11 1965 -10.0 -7.0 -7.0 -2.0 5.0 13.0 15.0 8.0 7.0 1.0 -3.0 -12.0 -12.0 DAY 1 26 17 7 7 1 30 24 13 29 30 24 1966 -5.0 -2.0 -4.0 -1.0 6.0 13.0 13.0 14.0 4.0 0.0 -9.0 -12.0 -12.0 DAY 1 6 26 6 13 1 2 11 5 19 25 30 1967 -18.0 -9.0 -9.0 -4.0 3.0 8.0 15.0 10.0 3.0 0.0 -5.0 -11.0 -18.0 DAY 8 4 1 1 5 8 2 18 27 24 30 26 1968 -10.0 -22.0 -4.0 0.0 5.0 11.0 10.0 9.0 6.0 -2.0 -2.0 -8.0 -22.0 DAY 24 6 27 8 1 1 16 28 18 29 23 31 1969 -18.0 -11.0 -5.0 0.0 6.0 9.0 15.0 10.0 4.0 2.0 -7.0 -5.0 -18.0 DAY 9 12 25 16 14 3 14 22 15 15 20 15 1970 -12.0 -7.0 -5.0 4.0 9.0 9.0 14.0 12.0 4.0 -4.0 -4.0 -8.0 -12.0 DAY 16 1 14 14 1 12 19 17 21 24 16 17 1971 -10.0 -10.0 -4.0 3.0 7.0 13.0 12.0 13.0 4.0 -1.0 -3.0 -6.0 -10.0 DAY 28 3 3 4 2 10 5 9 12 20 3 22 1972 -18.0 -20.0 -4.0 2.0 5.0 13.0 13.0 7.0 3.0 0.0 -2.0 -14.0 -20.0 DAY 21 1 21 16 11 8 12 26 19 21 25 28 1973 -14.0 -7.0 -7.0 2.0 9.0 14.0 14.0 12.0 2.0 -3.0 -6.0 -15.0 -15.0 DAY 26 7 11 14 2 8 20 10 27 1 9 15 1974 -15.0 -21.0 -5.0 0.0 4.0 12.0 16.0 9.0 5.0 0.0 -4.0 -11.0 -21.0 DAY 20 7 7 2 3 11 4 28 30 15 19 4 1975 -12.0 -10.0 -6.0 1.0 4.0 11.0 15.0 10.0 7.0 -4.0 -10.0 -10.0 -12.0 DAY 21 13 10 3 5 9 2 23 22 22 16 6 1976 -8.0 -18.0 -10.0 -2.0 8.0 13.0 17.0 12.0 7.0 2.0 -8.0 -8.0 -18.0 DAY 4 26 13 4 2 16 8 20 17 20 15 22 1977 -20.0 -13.0 0.0 5.0 7.0 14.0 16.0 11.0 7.0 -1.0 -4.0 -6.0 -20.0 DAY 26 3 1 3 3 1 27 31 8 24 29 26 1978 -16.0 -9.0 -4.0 3.0 5.0 9.0 15.0 8.0 6.0 3.0 -5.0 -8.0 -16.0 DAY 15 15 1 2 4 10 13 25 29 7 6 25 1979 -8.0 -8.0 -8.0 1.0 4.0 10.0 14.0 11.0 6.0 5.0 -5.0 -7.0 -8.0 DAY 28 19 6 2 1 2 25 22 25 11 23 23 1980 -17.0 -16.0 -3.0 4.0 11.0 10.0 13.0 12.0 5.0 0.0 -3.0 -5.0 -17.0 DAY 26 3 5 18 3 3 1 26 13 22 27 28 1981 -6.0 -6.0 -5.0 -2.0 7.0 12.0 16.0 14.0 4.0 0.0 -2.0 -4.0 -6.0 DAY 16 4 1 3 4 2 23 6 29 31 27 21 1982 -10.4 -16.2 -5.5 1.0 6.0 11.0 15.0 10.0 4.5 -3.8 -3.7 -15.5 -16.2 DAY 20 20 9 5 13 1 10 31 22 26 30 10 1983 -15.6 -6.6 -6.0 2.6 6.8 10.2 15.2 13.4 8.2 -0.2 -3.0 -10.6 -15.6 DAY 28 24 1 1 1 3 3 26 17 21 27 24 1984 -11.2 -13.0 -1.2 0.2 3.8 12.0 19.0 17.6 6.2 -1.2 -1.0 -13.2 -13.2 DAY 22 7 1 5 3 18 9 8 29 24 17 22 1985 -9.8 -5.6 -8.6 2.5 7.5 11.8 13.6 12.2 5.8 -0.6 -3.8 -8.6 -9.8 DAY 5 8 5 19 14 12 20 30 24 24 21 31 1986 -11.6 -13.4 -8.6 0.4 6.8 10.2 13.8 10.2 6.2 0.0 -5.8 -13.6 -13.6 DAY 1 18 18 2 20 11 25 29 15 18 26 12 1987 -11.0 -6.6 -3.0 0.2 4.3 8.4 13.6 14.6 8.6 -2.4 -3.4 -9.6 -11.0 DAY 22 17 16 7 8 22 5 10 26 13 30 2 1988 -9.6 -9.8 -2.5 -2.6 6.5 13.5 12.6 11.6 3.8 0.0 -4.6 -8.0 -9.8 DAY 1 8 16 4 6 10 25 26 26 4 25 30 1989 -16.5 -18.0 -4.6 -1.8 -0.8 13.2 16.4 12.2 3.6 2.2 -3.6 -4.4 -18.0 DAY 31 13 1 1 2 10 6 2 24 26 23 25 1990 -9.4 -7.2 -7.0 1.4 7.6 14.0 16.0 13.4 6.0 -2.2 -5.4 -16.6 -16.6 DAY 27 1 22 1 17 2 10 25 26 17 18 27 1991 -14.4 -13.4 -4.6 0.8 5.6 10.0 15.2 7.8 1.8 -1.2 -5.6 -8.6 -14.4 DAY 2 14 13 15 13 24 19 24 29 15 29 18 1992 -18.0 -8.4 -10.0 0.0 0.5 11.4 13.0 10.8 5.0 -4.4 -5.4 -7.2 -18.0 DAY 30 17 12 6 3 7 17 19 14 18 29 29 1993 -12.5 -10.0 -5.5 0.6 2.4 13.2 14.8 12.4 6.0 -2.5 -8.4 -7.6 -12.5 DAY 21 18 3 2 10 15 25 27 17 9 23 7 1994 -9.0 -8.8 -0.8 -4.0 8.2 12.0 12.8 12.4 3.4 -1.8 -1.8 -11.4 -11.4 DAY 10 5 4 6 8 1 15 11 17 26 11 8 1995 -8.4 -14.6 -7.0 0.0 6.0 9.4 15.4 10.6 5.0 -7.0 -8.0 -8.0 -14.6 DAY 9 26 7 8 29 2 22 26 23 19 28 15 1996 -14.0 -7.8 -3.5 -4.4 2.0 10.0 15.6 8.2 7.0 -0.6 -6.0 -11.4 -14.0 DAY 16 28 21 6 3 18 16 31 1 20 14 7 1997 -7.6 -13.0 -5.6 -0.5 3.4 12.4 15.8 10.4 8.8 3.4 -7.4 -6.8 -13.0 DAY 30 2 1 14 7 3 10 27 16 21 26 29 1998 -10.2 -10.6 -6.6 2.0 3.0 9.8 15.2 13.0 6.2 -0.4 -1.0 -4.8 -10.6 DAY 15 18 4 8 6 12 18 27 15 26 26 6 1999 -14.2 -6.0 -5.6 0.4 6.2 13.0 13.0 12.2 3.4 3.2 -2.2 -5.2 -14.2 DAY 28 1 19 12 25 19 14 18 30 10 22 2 2000 -13.0 -13.4 -6.0 2.6 9.2 7.0 14.8 11.2 7.8 5.4 -6.2 -6.6 -13.4 DAY 19 10 17 5 4 4 21 25 27 6 18 30 2001 -18.6 -12.8 -5.4 3.8 11.0 12.8 13.0 12.6 4.0 -1.4 -6.0 -3.4 -18.6 DAY 30 1 12 3 1 5 30 1 21 12 21 23 2002 -7.8 -7.2 -5.6 1.2 7.8 12.8 11.0 7.8 6.0 3.6 -3.6 -14.8 -14.8 DAY 19 2 8 1 19 17 23 15 9 21 30 4 2003 -11.0 -5.8 -8.4 0.8 2.2 9.2 16.2 14.0 1.2 4.0 -5.4 -12.6 -12.6 DAY 22 18 3 18 3 7 5 27 29 12 24 13 1959-2003 -20.0 -22.0 -15.0 -4.4 -0.8 7.0 10.0 7.0 1.2 -7.0 -14.0 -17.0 -22.0 YEAR-DAY 64-21 68- 6 60-15 96- 6 89- 2 0- 4 68-16 72-26 3-29 95-19 62-29 63-29 68 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 13.0 14.0 23.0 32.0 33.0 36.0 38.0 38.0 37.0 33.0 21.0 17.0 38.0 DAY 30 1 23 26 29 26 26 10 3 1 8 7 1960 ***** 22.0 22.0 30.0 35.0 38.0 43.0 37.0 35.0 29.0 23.0 17.0 ****** DAY ** 27 1 26 31 1 6 11 2 1 1 7 1961 16.0 15.0 23.0 32.0 35.0 37.0 40.0 34.0 36.0 28.0 23.0 16.0 40.0 DAY 21 26 26 30 29 4 12 7 13 1 5 5 1962 16.0 21.0 24.0 26.0 34.0 36.0 37.0 36.0 34.0 30.0 24.0 18.0 37.0 DAY 8 20 20 16 18 9 5 23 3 8 7 22 1963 24.0 22.0 25.0 31.0 33.0 37.0 38.0 35.0 35.0 30.0 ***** 15.0 ****** DAY 28 24 25 11 28 10 17 13 5 1 ** 1 1964 7.0 15.0 26.0 29.0 33.0 37.0 41.0 38.0 35.0 29.0 22.0 13.0 41.0 DAY 18 24 27 30 18 16 10 13 1 1 21 25 1965 13.0 17.0 24.0 31.0 35.0 39.0 41.0 36.0 33.0 30.0 25.0 17.0 41.0 DAY 10 9 12 30 17 19 13 14 15 14 1 16 1966 18.0 18.0 24.0 28.0 34.0 40.0 37.0 37.0 34.0 31.0 23.0 16.0 40.0 DAY 30 27 13 21 17 14 23 30 12 1 1 2 1967 17.0 15.0 24.0 28.0 35.0 37.0 39.0 36.0 36.0 28.0 24.0 15.0 39.0 DAY 17 24 8 21 30 21 7 3 6 1 2 9 1968 15.0 17.0 25.0 32.0 32.0 38.0 40.0 38.0 35.0 30.0 22.0 15.0 40.0 DAY 14 29 15 19 21 16 1 14 3 1 15 4 1969 10.0 17.0 27.0 32.0 35.0 38.0 39.0 35.0 35.0 33.0 22.0 17.0 39.0 DAY 21 28 11 2 27 25 2 4 10 8 2 24 1970 13.0 18.0 26.0 31.0 37.0 39.0 38.0 40.0 35.0 33.0 25.0 19.0 40.0 DAY 1 19 31 8 17 21 1 6 6 1 4 8 1971 21.0 19.0 29.0 30.0 37.0 37.0 38.0 36.0 36.0 30.0 21.0 19.0 38.0 DAY 7 23 29 24 24 21 6 6 1 6 4 9 1972 8.0 11.0 22.0 29.0 34.0 39.0 37.0 35.0 35.0 30.0 25.0 19.0 39.0 DAY 15 18 31 12 30 23 1 19 2 7 4 1 1973 11.0 20.0 23.0 31.0 36.0 38.0 41.0 37.0 34.0 31.0 27.0 17.0 41.0 DAY 15 20 22 27 31 12 11 1 1 10 2 4 1974 11.0 10.0 31.0 28.0 35.0 38.0 38.0 37.0 35.0 27.0 26.0 13.0 38.0 DAY 3 14 19 20 24 28 1 9 3 24 4 1 1975 12.0 19.0 24.0 30.0 35.0 38.0 40.0 39.0 36.0 31.0 24.0 15.0 40.0 DAY 4 24 28 15 30 15 4 15 11 5 1 11 1976 17.0 17.0 18.0 29.0 33.0 37.0 40.0 37.0 36.0 28.0 23.0 16.0 40.0 DAY 22 11 21 20 21 3 4 4 4 13 5 16 1977 7.0 20.0 30.0 30.0 33.0 40.0 40.0 39.0 34.0 31.0 21.0 20.0 40.0 DAY 1 19 20 15 21 20 12 17 26 5 12 5 1978 16.0 18.0 23.0 30.0 34.0 40.0 41.0 37.0 36.0 32.0 22.0 19.0 41.0 DAY 4 21 31 30 14 30 2 17 9 1 1 12 1979 17.0 17.0 23.0 31.0 32.0 37.0 40.0 37.0 38.0 32.0 27.0 15.0 40.0 DAY 4 16 20 10 23 24 5 1 10 5 4 15 1980 11.0 14.0 25.0 31.0 35.0 41.0 37.0 38.0 37.0 33.0 25.0 23.0 41.0 DAY 4 17 31 14 24 10 3 20 7 1 13 7 1981 16.0 18.0 25.0 32.0 35.0 35.0 37.0 37.0 37.0 27.0 24.0 18.0 37.0 DAY 19 9 27 26 28 5 11 18 14 13 4 24 1982 14.8 12.4 19.4 30.4 33.5 38.2 41.0 40.8 32.9 28.9 20.2 12.8 41.0 DAY 12 4 24 28 20 12 31 1 5 21 9 5 1983 14.4 15.6 19.6 28.8 32.2 39.8 42.5 38.8 36.4 32.4 25.2 17.4 42.5 DAY 3 21 5 23 18 23 29 29 8 4 1 9 1984 13.6 17.7 20.6 30.2 36.0 37.0 37.4 38.3 36.0 27.0 24.2 13.0 38.3 DAY 6 14 8 23 29 21 10 15 3 6 3 3 1985 15.4 19.8 24.0 32.2 34.2 38.2 37.7 31.2 32.5 30.4 20.6 17.2 38.2 DAY 31 15 24 24 31 22 28 6 3 1 4 2 1986 12.0 15.8 17.8 24.8 31.0 33.8 34.4 33.8 31.0 29.8 23.8 9.4 34.4 DAY 15 28 2 17 24 18 28 2 26 5 4 8 1987 15.4 18.4 20.2 29.0 33.6 35.2 36.8 34.5 36.4 28.0 23.8 16.8 36.8 DAY 26 28 3 26 24 5 9 16 6 5 7 20 1988 11.4 15.7 22.8 28.6 33.5 38.8 37.0 36.4 35.2 25.8 23.8 17.2 38.8 DAY 5 24 21 23 29 23 1 12 6 28 5 8 1989 7.8 8.2 19.6 27.2 33.0 36.2 38.5 35.8 35.3 30.6 19.6 17.8 38.5 DAY 2 22 27 29 28 24 9 10 14 8 29 1 1990 11.8 15.2 22.6 29.2 33.4 37.8 36.0 36.4 34.4 28.0 23.8 17.6 37.8 DAY 24 20 14 29 19 29 24 8 13 4 12 7 1991 10.4 14.4 18.2 28.0 35.0 34.6 38.6 36.4 35.6 24.6 22.8 15.0 38.6 DAY 31 27 30 25 31 13 8 6 9 27 2 10 1992 11.6 16.2 17.8 23.4 27.6 36.2 36.0 33.6 32.8 25.8 23.0 14.4 36.2 DAY 20 24 30 14 31 24 6 25 26 14 13 16 1993 11.4 14.0 18.6 27.6 30.4 36.6 34.4 33.8 34.0 30.0 23.4 15.6 36.6 DAY 29 12 30 20 23 19 3 28 4 2 1 23 1994 15.4 14.8 22.5 31.5 30.4 37.0 36.6 37.2 30.6 26.0 23.0 16.8 37.2 DAY 5 28 22 26 14 17 7 2 3 2 5 20 1995 14.6 16.2 21.6 27.4 31.5 37.2 39.8 37.2 33.0 29.0 24.6 10.8 39.8 DAY 30 5 26 4 7 30 16 23 20 5 3 30 1996 12.2 15.4 19.8 27.4 32.6 37.4 35.4 35.2 36.2 27.4 21.2 17.4 37.4 DAY 6 11 31 20 31 2 8 27 9 14 7 29 1997 15.6 18.0 21.2 24.6 32.0 35.2 37.2 37.4 35.4 29.8 20.2 14.0 37.4 DAY 1 22 24 28 28 17 18 15 2 3 5 10 1998 10.2 17.0 21.6 29.0 30.6 34.4 40.0 35.4 34.4 31.6 22.6 23.6 40.0 DAY 26 8 30 17 15 28 6 18 6 2 1 11 1999 13.8 17.6 20.0 27.0 32.2 37.0 36.0 35.2 34.4 28.4 20.0 16.0 37.0 DAY 16 27 27 30 20 29 5 30 13 12 1 31 2000 16.4 15.0 24.0 29.5 35.6 35.8 34.0 34.0 33.2 25.6 21.6 14.4 35.8 DAY 2 24 25 30 27 24 15 7 1 1 4 1 2001 13.4 15.0 22.4 30.6 35.4 37.4 36.6 36.0 34.8 29.2 22.4 16.2 37.4 DAY 14 18 31 27 16 29 11 27 8 1 7 31 2002 16.2 17.2 26.0 28.8 34.8 37.6 36.5 36.4 35.4 31.4 21.0 11.8 37.6 DAY 3 13 28 19 30 21 19 10 12 5 2 13 2003 13.4 15.0 20.8 29.6 28.6 34.2 38.4 36.4 33.2 30.4 24.4 14.8 38.4 DAY 10 26 21 10 23 27 19 1 19 4 1 20 1959-2003 24.0 22.0 31.0 32.2 37.0 41.0 43.0 40.8 38.0 33.0 27.0 23.6 43.0 YEAR-DAY 63-28 60-27 74-19 85-24 70-17 80-10 60- 6 82- 1 79-10 59- 1 73- 2 98-11 60 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 0.0 0.0 0.0 0.0 20.5 94.0 144.0 157.0 57.0 1.0 0.0 0.0 473.5 1960 ***** 0.0 0.0 2.0 48.5 153.5 139.5 136.5 16.0 0.0 0.0 0.0 ****** 1961 0.0 0.0 0.0 2.5 28.0 100.5 185.0 117.5 57.0 0.0 0.0 0.0 490.5 1962 0.0 0.0 0.0 0.0 18.0 58.5 163.0 80.5 12.5 0.0 0.0 0.0 332.5 1963 0.0 0.0 0.0 5.5 17.5 133.5 170.5 107.0 42.5 0.0 ***** 0.0 ****** 1964 0.0 0.0 0.0 0.0 17.5 105.0 193.0 160.0 30.5 0.0 0.0 0.0 506.0 1965 0.0 0.0 0.0 0.0 34.5 98.0 179.5 107.5 5.5 0.0 0.0 0.0 425.0 1966 0.0 0.0 0.0 1.0 15.0 155.5 157.5 119.0 21.0 1.0 0.0 0.0 470.0 1967 0.0 0.0 0.0 0.0 19.5 74.5 174.5 119.0 47.0 0.0 0.0 0.0 434.5 1968 0.0 0.0 0.0 1.5 8.5 94.0 134.5 108.0 23.5 0.0 0.0 0.0 370.0 1969 0.0 0.0 0.0 0.0 15.0 106.5 162.0 76.0 19.5 2.5 0.0 0.0 381.5 1970 0.0 0.0 0.0 1.0 67.0 134.0 142.5 185.0 29.5 0.0 0.0 0.0 559.0 1971 0.0 0.0 0.0 4.5 74.0 128.5 162.5 116.0 24.0 0.0 0.0 0.0 509.5 1972 0.0 0.0 0.0 0.0 6.0 98.5 121.0 50.5 39.5 0.0 0.0 0.0 315.5 1973 0.0 0.0 0.0 4.5 31.0 166.0 188.5 159.0 27.0 0.0 0.0 0.0 576.0 1974 0.0 0.0 0.0 1.0 31.0 115.5 188.5 94.5 25.0 0.0 0.0 0.0 455.5 1975 0.0 0.0 0.0 0.0 35.0 127.0 222.5 145.5 32.5 0.0 0.0 0.0 562.5 1976 0.0 0.0 0.0 1.0 20.5 109.5 217.5 151.5 53.0 0.0 0.0 0.0 553.0 1977 0.0 0.0 0.0 0.0 25.5 180.5 215.5 139.5 15.0 1.0 0.0 0.0 577.0 1978 0.0 0.0 0.0 0.0 44.0 114.0 184.0 117.0 43.0 0.0 0.0 0.0 502.0 1979 0.0 0.0 0.0 6.5 4.5 94.5 204.5 114.0 59.5 1.5 0.0 0.0 485.0 1980 0.0 0.0 0.0 1.5 46.0 140.0 200.5 142.0 28.0 8.0 0.0 0.0 566.0 1981 0.0 0.0 0.0 8.0 32.0 92.5 176.5 130.5 50.5 0.0 0.0 0.0 490.0 1982 0.0 0.0 0.0 1.4 38.7 118.4 179.3 126.7 17.9 0.0 0.0 0.0 482.5 1983 0.0 0.0 0.0 0.1 28.4 144.8 226.6 190.6 61.8 0.2 0.0 0.0 652.5 1984 0.0 0.0 0.0 3.6 29.3 113.5 209.2 221.3 34.0 0.0 0.0 0.0 611.1 1985 0.0 0.0 0.0 4.0 21.6 142.3 158.4 59.0 6.5 0.6 0.0 0.0 392.4 1986 0.0 0.0 0.0 0.0 11.5 67.6 145.3 72.7 12.6 1.3 0.0 0.0 311.1 1987 0.0 0.0 0.0 2.0 30.2 65.4 135.6 137.3 29.0 0.0 0.0 0.0 399.5 1988 0.0 0.0 0.0 0.0 24.8 133.7 190.9 93.1 51.8 0.0 0.0 0.0 494.3 1989 0.0 0.0 0.0 0.0 23.1 115.5 192.3 100.6 44.1 1.8 0.0 0.0 477.4 1990 0.0 0.0 0.0 2.0 39.0 138.1 154.9 136.9 35.8 0.1 0.0 0.0 507.0 1991 0.0 0.0 0.0 0.0 14.8 88.2 149.6 101.7 37.4 0.0 0.0 0.0 391.8 1992 0.0 0.0 0.0 0.0 0.0 75.3 141.9 58.9 4.2 0.0 0.0 0.0 280.4 1993 0.0 0.0 0.0 0.0 12.2 81.2 139.7 71.4 34.7 0.0 0.0 0.0 339.2 1994 0.0 0.0 0.0 8.2 17.7 107.5 162.8 150.7 3.6 0.0 0.0 0.0 450.6 1995 0.0 0.0 0.0 0.0 6.7 90.1 215.2 154.8 24.0 0.0 0.0 0.0 491.0 1996 0.0 0.0 0.0 0.0 8.8 103.9 162.7 111.9 57.3 0.0 0.0 0.0 444.7 1997 0.0 0.0 0.0 0.0 15.6 107.1 205.0 133.0 34.1 1.5 0.0 0.0 496.4 1998 0.0 0.0 0.0 1.7 21.5 77.2 166.7 127.5 44.2 3.4 0.0 0.0 442.3 1999 0.0 0.0 0.0 0.0 13.1 118.9 133.2 141.4 30.0 0.0 0.0 0.0 436.7 2000 0.0 0.0 0.0 2.9 64.1 79.2 136.6 132.8 39.5 0.0 0.0 0.0 455.2 2001 0.0 0.0 0.0 4.2 54.1 124.7 158.1 120.8 40.2 0.0 0.0 0.0 502.3 2002 0.0 0.0 0.0 0.9 25.8 126.4 130.3 148.7 30.8 3.5 0.0 0.0 466.5 2003 0.0 0.0 0.0 2.5 1.1 78.7 195.4 132.0 34.5 0.5 0.0 0.0 444.8 MEAN 0.0 0.0 0.0 1.6 25.8 110.5 171.5 123.5 32.6 0.6 0.0 0.0 466.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 474.5 494.0 323.5 52.5 34.5 0.0 0.0 0.0 2.0 57.0 324.0 417.0 2179.0 1960 ***** 207.5 391.0 162.5 29.0 0.0 0.0 0.0 0.0 81.5 297.5 417.0 ****** 1961 489.0 407.0 300.0 189.0 9.0 4.5 0.0 0.0 0.0 118.5 265.5 383.5 2166.0 1962 464.5 300.5 199.5 127.5 18.0 0.0 0.0 0.0 47.5 121.5 350.0 426.5 2055.5 1963 375.0 267.0 264.5 59.0 41.0 0.0 0.0 0.0 2.5 37.5 ***** 485.5 ****** 1964 771.5 425.5 230.0 150.0 7.0 0.0 0.0 0.0 18.5 193.0 316.0 571.5 2683.0 1965 487.5 403.5 314.0 134.0 18.0 0.0 0.0 0.0 3.0 56.5 236.5 439.5 2092.5 1966 360.5 296.5 288.0 135.5 11.0 0.0 0.0 0.0 5.5 152.5 323.0 437.5 2010.0 1967 558.0 433.0 310.0 185.5 49.0 1.5 0.0 0.0 10.5 106.0 243.5 460.0 2357.0 1968 505.5 497.5 212.0 144.0 38.5 0.0 0.0 0.0 5.5 89.0 247.0 420.5 2159.5 1969 624.0 479.5 205.5 128.0 10.0 0.5 0.0 0.0 18.5 67.0 358.0 381.5 2272.5 1970 547.0 338.5 310.0 63.0 2.5 1.0 0.0 0.0 20.5 95.0 210.0 429.0 2016.5 1971 490.5 379.0 223.0 107.5 7.0 0.0 0.0 0.0 20.5 100.5 248.0 376.0 1952.0 1972 659.0 648.5 354.5 93.5 53.5 0.0 0.0 5.5 18.0 63.5 222.0 530.0 2648.0 1973 587.5 324.5 291.0 90.5 1.5 0.0 0.0 0.0 21.5 74.0 258.0 473.5 2122.0 1974 589.0 560.5 262.0 124.5 18.0 0.0 0.0 0.0 11.5 165.0 244.5 479.5 2454.5 1975 514.0 424.5 291.5 127.0 16.0 0.0 0.0 0.0 0.5 124.5 340.0 455.0 2293.0 1976 424.5 483.0 419.5 145.5 7.5 0.0 0.0 0.0 1.5 86.0 340.0 463.0 2370.5 1977 674.0 386.5 135.0 83.5 4.0 0.0 0.0 0.0 1.0 89.0 253.0 401.0 2027.0 1978 508.5 376.5 301.5 70.5 16.5 0.0 0.0 0.0 0.5 53.0 337.0 365.5 2029.5 1979 443.5 357.5 338.0 81.0 43.5 0.0 0.0 0.0 2.5 16.5 254.0 421.0 1957.5 1980 545.5 464.5 267.0 24.5 2.5 0.0 0.0 0.0 0.5 97.5 203.5 357.0 1962.5 1981 432.0 356.5 221.0 89.0 12.0 0.0 0.0 0.0 11.0 121.5 225.0 361.5 1829.5 1982 477.6 474.8 348.6 59.1 8.6 0.0 0.0 0.0 7.3 87.9 337.1 543.3 2344.2 1983 532.4 377.4 330.9 140.4 8.9 0.0 0.0 0.0 1.8 95.4 190.7 448.6 2126.4 1984 499.5 512.6 237.2 78.0 20.5 0.0 0.0 0.0 2.9 131.3 217.0 518.9 2217.9 1985 467.5 312.6 333.5 71.6 3.3 0.0 0.0 0.0 5.9 140.3 275.0 469.0 2078.8 1986 510.5 447.3 449.0 154.4 17.0 0.0 0.0 0.0 2.7 76.5 315.2 555.0 2527.6 1987 439.0 373.8 280.7 145.0 21.5 0.0 0.0 0.0 1.6 213.8 259.6 394.6 2129.6 1988 500.6 434.9 321.8 115.1 19.0 0.0 0.0 0.0 18.6 116.0 250.0 406.5 2182.5 1989 665.9 612.0 323.8 117.1 75.4 0.0 0.0 0.0 17.2 78.0 294.4 405.6 2589.4 1990 540.2 444.6 321.1 136.1 3.8 0.0 0.0 0.0 3.6 123.7 233.4 501.1 2307.6 1991 566.1 458.1 359.7 131.5 44.6 0.3 0.0 0.0 36.2 141.5 297.2 440.3 2475.5 1992 578.4 455.7 454.7 135.6 110.8 0.0 0.0 0.8 14.0 149.2 249.1 421.4 2569.7 1993 617.5 402.2 382.0 130.5 44.9 0.0 0.0 0.0 2.5 201.0 318.0 430.8 2529.4 1994 479.7 441.0 266.1 143.0 12.0 0.0 0.0 0.0 49.3 160.0 212.0 496.9 2259.9 1995 464.4 402.2 336.1 129.7 26.6 0.1 0.0 0.0 9.8 144.2 243.7 509.0 2265.8 1996 566.2 414.4 355.2 160.8 36.3 0.2 0.0 0.0 0.0 119.3 319.6 421.6 2393.5 1997 469.1 432.5 362.4 144.2 40.0 0.0 0.0 0.0 4.1 79.7 324.4 456.4 2312.9 1998 522.6 439.0 330.8 99.6 49.4 0.0 0.0 0.0 9.3 101.0 218.2 308.1 2078.1 1999 516.2 339.7 347.1 133.3 16.3 0.0 0.0 0.0 16.0 77.8 331.8 408.0 2186.3 2000 507.7 456.1 339.2 49.3 0.0 2.8 0.0 0.0 2.3 98.6 333.2 419.3 2208.5 2001 548.2 408.3 260.5 37.4 0.0 0.0 0.0 0.0 20.0 80.8 255.7 385.8 1996.6 2002 467.4 376.9 252.6 121.9 15.8 0.0 0.0 0.0 0.0 38.9 269.9 510.1 2053.6 2003 496.9 376.1 320.5 121.8 65.5 1.1 0.0 0.0 24.5 52.4 317.8 476.3 2252.8 MEAN 521.8 415.6 305.9 113.8 24.2 0.3 0.0 0.1 10.5 103.8 276.3 441.8 2214.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 -0.6 -3.5 2.9 8.8 8.7 11.0 10.8 12.3 8.8 6.0 1.5 0.4 5.6 1960 ***** ***** 0.4 7.0 12.0 16.1 16.1 14.8 12.5 9.6 3.8 -0.2 ****** 1961 -0.4 -0.9 0.5 5.2 12.2 7.0 10.0 8.3 6.0 0.2 -3.0 -2.8 3.5 1962 -4.7 -0.2 2.9 6.6 8.4 9.5 10.4 6.4 2.3 -3.8 -10.4 -4.2 1.9 1963 -1.5 1.5 1.2 6.9 8.0 11.9 10.1 7.1 2.9 1.2 ***** -2.7 ****** 1964 -9.0 -1.5 2.9 2.6 4.0 6.7 6.6 4.8 1.6 -3.6 -4.7 -8.1 0.2 1965 -2.2 -5.5 -3.2 -1.7 4.4 3.6 6.3 2.0 1.3 4.0 0.5 -4.5 0.4 1966 -2.8 0.3 -0.9 3.9 3.1 6.4 7.7 9.5 7.4 2.5 -3.3 -5.6 2.4 1967 -6.2 -1.7 -0.8 5.7 7.5 8.4 10.9 8.0 6.6 4.3 3.7 -2.6 3.6 1968 -3.3 -3.1 2.9 4.6 6.0 10.4 5.7 4.0 2.8 2.6 3.6 0.3 3.1 1969 -4.9 -3.1 4.2 3.3 6.2 6.2 9.4 6.4 4.6 5.1 -0.9 -0.4 3.0 1970 -3.5 -0.6 0.1 3.6 4.0 5.6 9.4 9.2 2.3 0.5 -0.7 -2.4 2.3 1971 -5.4 -3.9 -0.6 3.0 4.4 5.6 6.0 2.7 3.3 1.3 2.0 -0.7 1.5 1972 -5.7 -7.7 1.9 4.9 6.2 10.5 7.4 4.8 1.2 -1.3 -1.2 -4.7 1.4 1973 -6.4 -0.0 -0.7 1.2 4.7 6.4 6.2 5.0 1.8 2.2 -5.2 -5.6 0.8 1974 -4.3 -5.0 2.4 4.5 4.6 6.6 8.3 4.7 4.3 1.1 -0.0 -3.1 2.0 1975 -3.7 -2.0 -0.4 3.8 6.2 3.5 5.2 4.3 2.3 0.9 -2.4 -2.1 1.3 1976 -0.7 -3.8 -0.4 6.4 7.7 6.6 8.2 2.9 3.8 3.6 -4.6 -2.4 2.3 1977 -7.2 -2.9 1.1 5.4 6.6 8.2 6.7 6.2 2.6 5.1 2.6 -1.1 2.8 1978 -3.7 -0.2 1.4 4.3 6.8 7.5 6.5 7.0 7.6 3.7 1.2 1.1 3.6 1979 -2.3 0.4 0.4 4.9 3.0 5.8 5.2 2.7 2.5 4.3 -4.8 0.1 1.9 1980 -4.2 -2.8 2.2 4.0 5.1 5.1 1.6 4.4 1.3 1.5 1.3 -2.9 1.4 1981 -1.9 -0.6 3.4 4.4 6.7 6.6 7.6 5.1 1.5 1.4 0.9 -0.3 2.9 1982 -1.8 -3.6 0.4 4.2 6.1 6.3 5.3 4.7 1.9 4.4 1.1 -3.6 2.1 1983 -4.2 -2.5 -1.8 5.4 8.4 6.7 8.5 6.5 3.9 -2.5 -3.2 -5.0 1.7 1984 -4.6 -7.1 2.3 3.5 2.8 5.5 8.0 8.0 2.1 -1.5 4.2 -4.7 1.5 1985 -1.3 -3.2 0.3 6.8 5.4 5.9 3.3 1.5 -3.9 -2.7 -2.9 -2.0 0.6 1986 -5.2 -2.5 -3.1 0.8 3.5 2.1 1.2 -1.7 -4.7 -0.5 -1.6 -5.0 -1.4 1987 -5.9 -3.4 0.4 1.8 1.9 -1.7 2.8 0.8 -0.5 -3.8 -5.9 -7.1 -1.7 1988 -4.8 -3.1 -0.8 1.1 2.0 2.0 3.7 3.7 1.8 -2.9 -3.5 -3.2 -0.3 1989 -7.5 -7.8 0.5 -2.9 -0.2 2.7 3.4 0.2 -3.5 -1.3 0.1 -1.0 -1.4 1990 -3.6 -3.5 -4.8 1.8 3.4 5.2 4.1 2.7 0.7 -1.8 -2.8 -6.3 -0.4 1991 -4.9 -4.3 2.4 4.2 4.4 5.7 5.7 0.9 2.0 0.6 -1.5 -2.6 1.1 1992 -5.5 -6.0 -4.2 4.0 5.2 6.4 4.2 3.6 -0.1 -3.1 -6.3 -0.4 -0.2 1993 -6.6 -1.0 -2.3 3.3 5.5 5.8 3.2 5.2 5.0 -4.4 -4.5 -5.1 0.4 1994 -3.7 -6.0 1.5 1.9 5.8 11.2 10.3 9.1 1.1 3.7 1.5 -5.5 2.6 1995 -4.3 -3.3 -0.8 6.1 3.2 7.8 8.6 7.4 6.2 -0.9 -6.2 -5.5 1.6 1996 -6.4 -2.6 1.5 2.0 3.7 6.6 6.0 3.3 4.7 0.1 -3.5 -5.7 0.8 1997 -5.4 -7.9 -1.5 3.5 5.5 9.1 4.5 -1.3 -2.6 0.2 -0.3 -1.3 0.2 1998 -3.6 -3.9 -2.5 2.8 4.6 5.0 5.9 5.6 1.7 -1.3 -2.7 -5.9 0.5 1999 -6.2 -3.3 -3.3 -2.5 1.8 8.3 9.0 4.6 2.0 0.5 -1.7 -5.1 0.4 2000 -7.5 -5.0 -3.6 1.8 4.2 4.8 7.3 6.3 5.8 1.7 -2.7 -2.5 0.9 2001 -7.7 -7.5 -1.4 4.1 4.4 6.1 7.9 2.3 -1.8 0.6 -3.2 0.7 0.4 2002 -1.9 -2.5 -1.2 5.2 7.9 9.3 10.1 10.2 1.9 -1.4 -2.4 -5.7 2.4 2003 -4.7 -2.1 -0.8 4.8 4.8 6.8 8.9 7.0 4.3 0.2 -3.2 -5.1 1.7 MEAN -4.4 -3.2 0.0 3.7 5.3 6.7 7.0 5.2 2.6 0.8 -1.6 -3.2 1.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 4.38 3.53 5.63 8.45 8.41 9.72 9.59 10.68 8.49 7.07 5.09 4.65 7.14 1960 ***** ***** 4.80 7.58 10.34 13.86 13.82 12.71 10.85 8.98 6.00 4.48 ***** 1961 4.46 4.29 4.79 6.65 10.66 7.55 9.18 8.17 7.05 4.73 3.69 3.70 6.24 1962 3.21 4.46 5.62 7.26 8.19 8.94 9.49 7.22 5.65 3.48 2.28 3.53 5.78 1963 4.08 5.10 5.08 7.33 7.94 10.36 9.22 7.57 5.69 5.03 ***** 3.86 ***** 1964 2.44 4.06 5.61 5.62 6.04 7.28 7.33 6.44 5.22 3.57 3.25 2.62 4.96 1965 3.93 3.08 3.66 4.15 6.26 5.89 7.23 5.37 5.06 6.00 4.68 3.25 4.88 1966 3.68 4.64 4.33 6.00 5.76 7.22 7.90 8.92 8.02 5.57 3.70 3.07 5.73 1967 2.96 4.07 4.29 6.91 7.72 8.15 9.73 8.07 7.22 6.15 5.90 3.81 6.25 1968 3.58 3.78 5.64 6.36 6.99 9.35 7.17 6.09 5.52 5.46 5.78 4.74 5.87 1969 3.32 3.66 6.23 5.98 7.23 7.11 8.76 7.17 6.38 6.46 4.43 4.36 5.92 1970 3.59 4.37 4.63 5.91 6.12 6.96 8.73 8.77 5.34 4.76 4.29 3.81 5.61 1971 3.09 3.46 4.41 5.73 6.28 6.92 7.03 5.55 5.76 4.97 5.22 4.32 5.23 1972 3.12 2.69 5.23 6.44 7.06 9.70 7.99 6.65 5.10 4.27 4.16 3.31 5.48 1973 2.89 4.54 4.44 5.04 6.31 7.18 7.15 6.48 5.20 5.52 3.18 3.02 5.08 1974 3.37 3.30 5.47 6.28 6.28 7.22 8.08 6.36 6.13 4.91 4.53 3.68 5.47 1975 3.49 3.96 4.55 6.01 7.16 5.83 6.70 6.24 5.37 4.92 3.86 3.90 5.16 1976 4.32 3.67 4.51 7.19 7.82 7.22 8.11 5.61 5.98 5.81 3.42 3.76 5.62 1977 2.75 3.68 4.97 6.66 7.28 8.12 7.40 7.05 5.49 6.46 5.46 4.19 5.79 1978 3.53 4.56 5.02 6.19 7.30 7.77 7.16 7.51 7.87 5.84 4.95 5.02 6.06 1979 3.92 4.68 4.95 6.46 5.74 6.91 6.57 5.51 5.48 6.10 3.45 4.55 5.36 1980 3.32 3.88 5.34 6.18 6.56 6.60 5.19 6.29 5.02 4.99 4.99 3.66 5.17 1981 3.91 4.41 5.81 6.29 7.25 7.30 7.76 6.54 5.15 5.12 4.79 4.38 5.73 1982 4.08 3.58 4.80 6.21 7.18 7.05 6.72 6.52 5.23 6.46 4.96 3.52 5.53 1983 3.46 3.82 3.98 6.64 8.25 7.31 8.30 7.24 6.24 3.79 3.53 3.30 5.49 1984 3.22 2.80 5.47 5.83 5.57 6.71 7.95 8.04 5.38 4.10 6.12 3.30 5.37 1985 4.16 3.66 4.89 7.34 6.69 6.96 5.98 5.13 3.57 3.85 3.79 3.98 5.00 1986 3.13 3.84 3.76 5.15 5.97 5.38 5.08 4.25 3.53 4.57 4.12 3.34 4.34 1987 2.99 3.58 4.87 5.31 5.45 4.41 5.74 4.96 4.55 3.78 3.13 2.84 4.30 1988 3.26 3.72 4.41 5.22 5.42 5.57 6.41 6.09 5.52 3.70 3.69 3.73 4.73 1989 2.67 2.63 4.78 3.74 4.75 5.59 5.97 4.78 3.69 4.28 4.69 4.32 4.32 1990 3.56 3.58 3.29 5.26 5.90 6.73 6.34 5.66 4.96 4.09 3.74 3.01 4.68 1991 3.35 3.45 5.49 6.15 6.40 6.93 6.89 5.07 5.38 4.82 4.17 3.94 5.17 1992 3.22 2.98 3.52 6.13 6.79 7.28 6.25 6.05 4.61 3.70 3.03 4.52 4.84 1993 2.82 4.35 4.10 5.87 6.91 7.06 5.75 6.90 6.62 3.53 3.43 3.16 5.04 1994 3.60 3.03 5.19 5.42 7.05 10.09 9.52 8.72 4.99 6.11 5.21 3.20 6.01 1995 3.36 3.74 4.53 7.27 6.10 8.07 8.56 7.81 7.19 4.58 3.00 3.07 5.61 1996 3.00 3.84 5.16 5.57 6.19 7.36 7.04 5.91 6.50 4.80 3.56 3.04 5.17 1997 3.08 2.65 4.21 6.08 6.82 8.74 6.45 4.32 3.82 4.83 4.63 4.14 4.98 1998 3.55 3.55 3.90 5.68 6.45 6.52 6.96 6.85 5.26 4.31 3.75 3.00 4.98 1999 3.02 3.68 3.74 3.90 5.22 8.26 8.70 6.48 5.43 4.78 4.07 3.11 5.03 2000 2.68 3.18 3.58 5.25 6.19 6.59 7.68 7.20 6.93 5.17 3.79 3.80 5.17 2001 2.56 2.75 4.25 6.14 6.35 7.13 8.06 5.50 4.15 4.96 3.69 4.75 5.02 2002 4.04 3.86 4.34 6.67 7.99 8.79 9.30 9.48 5.59 4.17 3.96 3.25 5.95 2003 3.22 3.94 4.48 6.53 6.56 7.44 8.63 7.53 6.39 4.84 3.76 3.29 5.55 MEAN 3.39 3.73 4.70 6.09 6.82 7.54 7.68 6.83 5.75 5.01 4.20 3.72 5.46 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 6.06 4.88 7.76 11.60 11.52 13.28 13.05 14.53 11.61 9.75 7.04 6.45 9.79 1960 ***** ***** 6.61 10.40 14.16 18.78 18.68 17.23 14.85 12.37 8.30 6.22 ***** 1961 6.19 5.93 6.60 9.14 14.54 10.35 12.52 11.18 9.68 6.56 5.13 5.12 8.58 1962 4.45 6.16 7.72 9.95 11.23 12.20 12.93 9.89 7.78 4.83 3.18 4.88 7.93 1963 5.65 7.04 6.98 10.05 10.85 14.12 12.57 10.36 7.85 6.96 ***** 5.34 ***** 1964 3.39 5.60 7.72 7.70 8.29 9.95 10.00 8.81 7.19 4.96 4.50 3.64 6.81 1965 5.43 4.25 5.05 5.70 8.61 8.09 9.88 7.38 6.98 8.27 6.48 4.50 6.72 1966 5.09 6.40 5.96 8.24 7.92 9.87 10.77 12.16 10.99 7.69 5.15 4.25 7.87 1967 4.10 5.61 5.89 9.46 10.57 11.13 13.22 11.01 9.90 8.49 8.14 5.26 8.56 1968 4.94 5.22 7.76 8.74 9.60 12.75 9.79 8.34 7.61 7.55 8.00 6.54 8.07 1969 4.59 5.07 8.55 8.22 9.91 9.72 11.92 9.82 8.77 8.91 6.13 6.03 8.14 1970 4.96 6.03 6.39 8.14 8.39 9.52 11.90 11.95 7.35 6.58 5.96 5.28 7.70 1971 4.29 4.77 6.09 7.88 8.63 9.44 9.60 7.61 7.94 6.88 7.22 5.97 7.19 1972 4.32 3.73 7.21 8.84 9.68 13.21 10.89 9.12 7.03 5.92 5.76 4.59 7.53 1973 4.00 6.26 6.12 6.93 8.66 9.81 9.75 8.88 7.18 7.63 4.41 4.19 6.99 1974 4.66 4.57 7.54 8.60 8.63 9.87 11.03 8.72 8.43 6.80 6.28 5.10 7.52 1975 4.83 5.46 6.26 8.26 9.82 8.00 9.15 8.54 7.39 6.80 5.35 5.41 7.11 1976 5.96 5.05 6.21 9.87 10.72 9.89 11.04 7.70 8.23 8.02 4.76 5.22 7.72 1977 3.80 5.11 6.87 9.13 9.99 11.07 10.08 9.65 7.58 8.92 7.55 5.80 7.96 1978 4.89 6.29 6.91 8.49 9.99 10.59 9.79 10.26 10.78 8.08 6.85 6.94 8.32 1979 5.43 6.45 6.81 8.89 7.90 9.48 9.00 7.58 7.57 8.43 4.79 6.29 7.39 1980 4.60 5.35 7.35 8.49 9.01 9.05 7.12 8.63 6.93 6.90 6.91 5.07 7.12 1981 5.42 6.09 7.98 8.64 9.95 9.99 10.60 8.97 7.11 7.08 6.63 6.06 7.88 1982 5.64 4.94 6.61 8.54 9.87 9.67 9.19 8.93 7.22 8.91 6.86 4.88 7.60 1983 4.79 5.28 5.49 9.12 11.30 10.02 11.33 9.90 8.57 5.25 4.91 4.58 7.54 1984 4.47 3.88 7.52 8.01 7.66 9.20 10.87 10.97 7.42 5.69 8.46 4.58 7.39 1985 5.75 5.04 6.73 10.06 9.19 9.52 8.10 6.99 4.88 5.27 5.21 5.45 6.85 1986 4.29 5.24 5.13 7.02 8.12 7.30 6.90 5.79 4.83 6.26 5.64 4.57 5.93 1987 4.11 4.89 6.62 7.23 7.42 6.01 7.80 6.75 6.22 5.18 4.30 3.89 5.87 1988 4.47 5.08 5.99 7.10 7.37 7.54 8.66 8.25 7.52 5.08 5.06 5.10 6.44 1989 3.65 3.60 6.50 5.12 6.47 7.60 8.10 6.50 5.04 5.87 6.42 5.91 5.90 1990 4.87 4.88 4.50 7.16 8.02 9.11 8.59 7.69 6.75 5.60 5.14 4.12 6.37 1991 4.58 4.72 7.47 8.36 8.67 9.38 9.31 6.88 7.35 6.60 5.72 5.37 7.04 1992 4.40 4.06 4.80 8.33 9.22 9.85 8.47 8.22 6.30 5.08 4.17 6.17 6.59 1993 3.87 5.94 5.59 7.98 9.38 9.56 7.81 9.36 9.01 4.84 4.70 4.34 6.87 1994 4.92 4.14 7.07 7.38 9.57 13.57 12.81 11.77 6.82 8.36 7.11 4.38 8.16 1995 4.61 5.11 6.17 9.85 8.30 10.90 11.53 10.56 9.77 6.26 4.12 4.21 7.61 1996 4.11 5.24 7.02 7.58 8.42 9.97 9.53 8.03 8.82 6.57 4.90 4.18 7.03 1997 4.21 3.63 5.72 8.25 9.27 11.80 8.72 5.88 5.23 6.60 6.34 5.67 6.78 1998 4.84 4.84 5.31 7.72 8.77 8.86 9.41 9.30 7.16 5.90 5.15 4.13 6.78 1999 4.13 5.02 5.09 5.32 7.11 11.16 11.72 8.77 7.38 6.53 5.57 4.28 6.84 2000 3.66 4.34 4.88 7.14 8.40 8.92 10.39 9.76 9.41 7.08 5.21 5.20 7.03 2001 3.51 3.76 5.79 8.35 8.62 9.63 10.88 7.47 5.67 6.78 5.05 6.50 6.83 2002 5.52 5.28 5.91 9.04 10.82 11.86 12.56 12.79 7.62 5.72 5.43 4.44 8.08 2003 4.40 5.37 6.09 8.87 8.92 10.06 11.63 10.20 8.69 6.61 5.15 4.51 7.54 MEAN 4.68 5.13 6.45 8.33 9.32 10.26 10.44 9.31 7.88 6.90 5.80 5.12 7.47 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 2.22 2.28 4.56 12.42 15.68 24.37 27.26 28.92 22.18 13.69 5.13 2.94 13.47 1960 ***** ***** 4.07 6.80 15.02 22.89 21.02 23.22 15.99 9.50 4.14 3.35 ***** 1961 1.58 2.83 6.45 8.67 14.27 21.44 24.33 20.82 17.67 9.98 6.12 3.37 11.46 1962 2.88 3.87 5.83 6.06 12.49 17.23 22.59 20.12 14.86 11.83 6.87 3.09 10.64 1963 3.48 4.06 4.89 11.86 13.94 25.61 28.50 26.57 23.97 16.26 ***** 2.93 ***** 1964 0.91 2.96 7.00 9.84 21.40 27.99 32.78 32.64 22.86 13.30 8.63 3.32 15.30 1965 2.25 4.99 7.71 13.75 22.60 29.02 31.86 29.95 21.60 15.24 8.09 5.20 16.02 1966 6.30 5.11 7.21 10.50 20.41 32.01 29.50 26.69 19.97 10.76 7.91 5.29 15.14 1967 3.29 2.38 7.03 6.87 15.21 23.69 28.16 27.91 21.88 11.15 5.90 3.45 13.08 1968 2.53 2.20 5.90 9.44 15.69 24.27 29.67 29.31 24.16 13.62 5.27 2.14 13.68 1969 1.19 2.27 7.44 10.39 17.64 29.18 29.24 26.30 20.67 13.11 4.74 4.11 13.86 1970 1.88 4.40 6.35 14.41 26.48 31.00 28.55 31.83 23.19 16.22 10.18 4.18 16.56 1971 4.04 4.90 10.02 12.08 26.21 31.19 32.02 31.91 21.06 14.97 6.68 4.56 16.64 1972 1.11 1.53 3.64 12.50 13.74 20.79 26.49 20.30 21.18 14.36 7.84 2.14 12.14 1973 2.11 4.40 6.50 14.10 20.18 31.33 33.15 29.65 22.12 16.08 10.50 4.51 16.22 1974 1.55 1.47 7.34 10.84 21.58 29.21 30.82 28.09 22.00 12.26 8.46 2.95 14.71 1975 2.52 3.01 7.05 11.07 19.13 31.83 35.30 31.19 24.32 13.91 6.27 2.55 15.68 1976 2.75 2.26 2.81 7.49 16.58 26.53 32.27 31.02 23.44 11.78 6.39 2.66 13.83 1977 1.09 4.14 11.13 10.74 18.38 31.42 32.80 28.30 23.38 12.43 6.18 3.95 15.33 1978 2.67 2.88 5.75 13.58 19.82 28.31 31.89 27.89 22.67 14.77 3.75 3.35 14.78 1979 3.12 3.17 5.07 14.05 16.25 26.95 35.65 29.22 24.87 16.83 8.83 2.22 15.52 1980 1.91 2.09 5.49 15.48 21.00 29.45 34.68 28.83 23.20 14.00 7.20 5.04 15.70 1981 2.84 3.23 6.24 11.95 17.00 23.55 28.61 26.77 22.81 11.03 7.72 4.11 13.82 1982 2.05 1.89 4.10 13.23 18.89 27.06 31.14 29.20 20.82 10.55 3.40 1.69 13.67 1983 1.99 3.78 4.91 6.97 14.43 25.37 30.88 27.24 18.95 12.04 8.59 3.23 13.20 1984 2.26 2.37 5.10 11.01 16.52 23.75 28.11 27.51 18.36 10.93 4.03 1.79 12.64 1985 1.52 4.85 3.97 8.89 15.99 26.44 28.21 21.13 20.03 10.61 6.46 2.23 12.53 1986 2.54 1.62 2.86 8.13 15.46 22.42 27.36 26.22 20.28 14.00 6.57 1.46 12.41 1987 3.57 3.87 5.03 10.04 18.23 28.18 27.08 27.31 19.26 9.01 7.72 4.88 13.68 1988 2.65 2.64 4.74 11.09 19.66 27.31 28.02 22.75 18.97 11.96 7.41 3.64 13.41 1989 1.16 1.19 4.00 12.45 15.46 25.87 28.32 25.32 21.63 13.48 4.50 2.75 13.01 1990 1.44 2.21 6.39 9.64 18.43 26.13 26.19 26.39 20.76 11.63 8.05 3.50 13.40 1991 1.61 2.29 2.27 8.24 12.92 21.41 26.32 25.12 18.66 10.06 5.58 2.97 11.45 1992 1.73 3.28 3.21 5.77 8.43 19.95 25.99 20.64 17.16 10.94 8.30 2.10 10.62 1993 1.64 2.09 4.02 8.57 12.88 21.74 25.72 20.56 18.12 10.03 6.07 3.83 11.27 1994 2.40 3.07 4.89 9.88 15.02 19.13 22.90 23.23 14.06 7.23 6.08 2.75 10.89 1995 2.94 3.09 4.29 6.29 13.93 20.52 27.94 24.87 15.19 10.68 8.75 2.50 11.75 1996 2.04 2.65 2.65 7.95 13.40 21.63 24.72 23.86 20.49 10.06 5.67 4.11 11.60 1997 3.19 3.99 4.03 7.36 13.23 20.38 29.65 28.17 21.36 12.51 3.87 1.96 12.47 1998 1.79 2.50 5.71 10.69 14.04 21.98 26.89 24.04 19.37 12.90 8.08 6.72 12.89 1999 2.77 4.48 5.14 11.03 16.93 22.92 21.83 26.19 18.62 12.39 4.54 4.34 12.60 2000 3.54 3.02 6.12 14.71 21.41 22.11 23.39 24.02 18.30 10.15 4.92 3.04 12.90 2001 3.04 4.29 7.03 13.14 20.99 25.06 24.34 26.26 20.92 11.69 7.20 2.52 13.87 2002 2.13 3.31 7.24 8.09 13.98 22.42 22.02 23.06 19.98 16.22 6.39 2.50 12.28 2003 2.69 3.13 4.92 8.88 11.52 20.46 26.81 22.94 17.02 13.62 5.52 3.01 11.71 MEAN 2.38 3.09 5.51 10.38 16.94 25.14 28.24 26.30 20.41 12.44 6.60 3.31 13.40 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 77 73 69 54 47 38 34 36 38 45 63 73 54 1960 *** *** 67 65 55 47 49 45 52 60 72 70 *** 1961 82 72 55 59 55 35 35 36 38 43 50 64 52 1962 64 66 62 66 51 44 37 34 36 32 33 63 49 1963 67 68 63 50 48 37 31 29 26 31 *** 69 *** 1964 78 69 59 51 32 29 25 24 27 31 40 56 43 1965 73 52 47 35 32 24 26 22 28 40 51 52 40 1966 50 60 50 50 31 26 28 33 37 47 43 49 42 1967 61 73 52 64 46 35 34 30 35 48 64 64 51 1968 69 74 62 54 41 37 27 25 28 40 65 77 50 1969 80 73 60 49 40 27 31 29 33 47 61 64 50 1970 74 62 58 42 28 25 32 30 28 34 42 62 43 1971 58 55 46 46 27 25 25 21 30 36 57 62 41 1972 79 72 72 47 46 42 30 33 29 34 48 72 50 1973 68 64 54 39 34 26 25 25 29 36 34 55 41 1974 77 76 61 52 33 28 28 26 31 39 48 67 47 1975 69 69 53 49 37 22 22 23 27 39 52 71 44 1976 72 70 73 62 43 30 28 22 29 46 47 71 49 1977 78 62 44 52 38 29 25 28 28 50 59 65 47 1978 69 72 60 44 38 30 25 29 35 40 69 71 49 1979 67 71 63 46 36 29 22 23 28 39 40 77 45 1980 74 73 63 40 34 27 19 26 27 39 54 57 44 1981 70 69 62 49 43 33 30 27 27 44 52 65 48 1982 76 74 66 44 37 29 25 26 29 51 72 78 51 1983 74 63 58 64 49 32 30 30 35 35 42 62 48 1984 71 66 63 49 36 31 30 32 32 41 72 75 50 1985 82 56 69 60 41 29 24 27 22 37 50 76 48 1986 68 80 68 50 38 27 22 20 22 36 54 76 47 1987 59 61 61 51 33 19 25 22 28 43 41 49 41 1988 66 70 62 44 32 23 25 29 30 34 46 64 44 1989 78 77 66 34 35 24 23 22 22 36 63 72 46 1990 78 72 47 50 33 28 27 25 26 36 43 60 44 1991 74 70 79 57 45 33 28 23 33 42 56 68 51 1992 72 60 63 64 58 37 26 30 29 36 38 77 49 1993 74 76 63 55 47 34 24 33 36 35 49 59 49 1994 71 63 66 49 43 44 38 35 35 58 59 65 52 1995 67 67 64 66 39 37 30 32 42 40 35 66 49 1996 69 71 77 53 42 33 28 26 33 43 51 55 48 1997 62 53 64 57 46 39 24 19 23 41 66 77 48 1998 75 69 54 47 42 30 27 29 29 35 43 43 44 1999 63 58 55 37 33 35 37 26 32 39 59 55 44 2000 56 64 51 36 31 31 32 30 37 45 56 67 45 2001 60 51 51 43 32 30 32 23 23 41 45 76 42 2002 76 67 50 59 50 37 38 37 29 29 50 66 49 2003 67 67 60 58 47 36 32 32 36 35 53 62 49 MEAN 70 67 60 51 40 32 29 28 31 40 52 65 47 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 93 88 90 78 64 53 48 55 60 64 81 91 72 1960 *** 89 84 83 73 62 64 65 73 79 91 87 *** 1961 94 90 82 78 69 46 44 44 49 57 67 78 67 1962 81 83 80 83 68 54 42 39 44 42 43 78 61 1963 83 83 80 68 62 47 38 33 32 38 *** 84 *** 1964 87 85 83 80 58 47 39 40 46 50 64 75 63 1965 86 74 74 59 52 40 39 37 47 61 73 72 60 1966 73 84 73 74 50 41 42 46 52 68 61 64 61 1967 77 85 75 83 68 51 50 42 51 68 81 79 68 1968 82 84 82 76 60 52 42 44 46 59 84 90 67 1969 88 85 84 74 62 43 46 44 52 69 84 83 68 1970 87 82 80 66 49 39 46 44 46 56 64 79 62 1971 76 77 69 73 45 37 37 32 45 56 77 79 59 1972 86 81 89 72 69 59 41 49 50 54 69 89 67 1973 86 87 80 67 53 38 39 38 55 56 53 74 61 1974 89 86 79 75 56 44 41 43 50 57 69 83 64 1975 86 85 77 72 58 37 36 37 46 62 73 89 63 1976 89 87 89 85 66 47 43 36 46 67 67 88 68 1977 90 85 72 76 60 46 38 46 46 70 83 84 66 1978 87 89 83 69 60 49 38 44 52 59 87 89 67 1979 84 89 86 71 57 47 37 37 49 61 60 92 64 1980 88 87 87 67 56 46 34 43 47 61 79 75 64 1981 88 87 86 77 66 50 46 46 44 68 72 84 68 1982 92 90 86 69 58 49 42 44 47 78 90 93 70 1983 90 84 81 84 70 49 45 45 49 52 60 81 66 1984 89 87 84 72 56 44 42 47 50 60 86 89 67 1985 93 78 89 79 62 44 37 41 36 55 68 89 64 1986 86 91 86 69 61 39 33 31 35 56 75 88 63 1987 80 82 85 74 51 33 38 35 44 62 62 68 60 1988 85 90 84 67 52 36 37 42 46 50 69 81 62 1989 91 90 86 54 54 35 32 35 36 52 81 89 61 1990 91 88 70 77 48 40 37 39 36 51 60 76 59 1991 84 88 94 79 66 46 38 33 50 59 78 87 67 1992 87 79 85 88 78 54 36 41 44 53 56 92 66 1993 90 93 86 80 71 49 31 44 51 52 74 80 67 1994 91 88 90 72 61 57 49 45 46 80 80 89 71 1995 90 91 89 85 56 52 40 43 57 57 49 81 66 1996 87 90 95 77 58 43 37 32 44 62 71 77 64 1997 81 79 88 83 67 57 36 32 36 59 86 92 66 1998 90 86 75 69 60 40 35 37 37 49 58 63 58 1999 81 79 74 59 48 47 47 33 48 58 79 76 61 2000 76 84 76 52 42 41 39 38 51 65 76 83 60 2001 79 72 75 65 45 38 40 31 30 61 64 91 58 2002 93 89 76 84 74 49 46 47 38 41 69 81 66 2003 81 86 83 79 67 49 40 38 46 47 72 82 64 MEAN 86 85 82 74 60 46 41 41 46 59 71 83 65 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 64 58 53 40 36 29 27 26 26 32 47 56 41 1960 *** 58 56 52 43 38 40 36 40 49 57 53 *** 1961 71 58 37 46 42 26 28 30 29 31 34 46 40 1962 46 47 43 50 37 35 33 30 29 22 24 47 37 1963 49 50 47 39 39 31 28 25 22 26 *** 55 *** 1964 65 55 43 33 19 20 19 16 18 20 25 40 31 1965 58 35 29 21 22 17 18 15 20 28 34 37 28 1966 35 44 36 36 22 18 22 27 30 33 30 36 31 1967 47 63 39 51 35 27 27 23 25 35 50 48 39 1968 57 63 46 39 30 29 19 17 18 28 48 62 38 1969 71 60 42 35 27 20 24 21 23 32 43 47 37 1970 60 43 43 28 17 18 25 23 20 22 28 47 31 1971 41 37 30 31 18 19 18 15 22 24 41 48 29 1972 71 63 56 33 32 30 24 23 15 19 29 52 37 1973 52 46 35 22 22 18 18 17 17 24 21 41 28 1974 66 66 49 37 22 19 21 19 22 30 34 53 37 1975 54 56 36 35 25 16 15 17 17 25 36 53 32 1976 55 54 58 45 29 20 20 14 19 30 30 53 36 1977 64 42 25 35 26 19 18 19 18 37 42 48 33 1978 53 58 45 30 26 21 19 22 27 26 53 54 36 1979 51 56 44 31 24 20 16 16 17 24 24 59 32 1980 59 56 43 23 21 16 11 17 16 24 34 38 30 1981 50 54 42 30 28 21 20 18 16 28 35 48 33 1982 58 58 49 28 24 19 16 16 18 31 53 60 36 1983 55 44 40 43 29 19 18 18 22 19 24 38 31 1984 47 41 41 27 21 19 20 19 19 23 53 53 32 1985 65 33 44 39 24 18 14 16 12 23 32 58 32 1986 43 62 49 32 21 17 14 12 11 19 39 60 32 1987 33 40 37 30 21 12 15 12 16 27 20 29 24 1988 46 47 38 27 19 14 16 19 19 20 27 43 28 1989 60 60 43 21 20 16 16 13 12 21 44 47 31 1990 60 49 27 27 21 19 18 15 19 24 29 44 29 1991 58 51 63 37 28 22 20 15 22 30 36 48 36 1992 53 37 40 41 37 24 19 22 19 22 24 54 33 1993 50 54 40 33 29 23 19 25 25 22 29 34 32 1994 47 35 42 31 29 33 29 28 26 38 37 36 34 1995 39 41 39 48 25 27 23 24 30 26 24 46 33 1996 48 48 53 35 28 26 22 21 24 29 34 34 34 1997 41 30 40 35 29 26 16 10 13 24 43 59 31 1998 55 49 36 29 28 23 21 23 22 25 30 28 31 1999 43 34 37 22 22 26 29 21 21 25 38 32 29 2000 36 40 31 24 22 23 25 24 27 28 36 44 30 2001 40 30 32 28 23 23 26 17 17 27 30 53 29 2002 53 43 30 39 31 28 31 30 22 20 33 47 34 2003 48 46 38 37 31 26 25 26 28 26 35 42 34 MEAN 53 49 41 34 27 22 21 20 21 27 35 47 33 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 91 85 88 76 62 53 48 53 60 62 79 90 71 1960 *** 88 78 81 73 62 64 64 73 79 91 87 *** 1961 91 88 80 77 65 39 40 40 46 55 64 75 63 1962 74 78 75 77 59 50 41 37 42 40 41 73 57 1963 80 80 74 68 59 47 38 33 32 38 *** 79 *** 1964 69 82 81 77 56 46 39 40 46 50 62 68 60 1965 81 73 72 59 51 40 39 37 47 61 73 71 59 1966 72 82 71 73 50 41 41 46 52 66 60 61 60 1967 72 82 74 81 68 51 50 42 51 68 81 78 67 1968 78 80 81 74 59 52 42 44 46 59 84 88 66 1969 81 81 83 73 62 41 46 44 52 67 81 83 66 1970 80 80 78 65 48 38 45 44 46 56 62 78 60 1971 75 75 67 72 45 36 36 32 44 56 75 78 58 1972 77 74 87 71 65 53 41 46 47 53 68 85 64 1973 85 86 76 66 51 37 39 37 54 56 54 71 59 1974 85 85 78 75 55 43 41 43 50 57 69 80 63 1975 85 84 77 71 57 37 34 37 46 60 72 85 62 1976 87 84 88 82 65 46 43 36 46 65 66 86 66 1977 87 83 69 73 58 45 37 45 46 69 83 82 65 1978 85 88 83 69 60 49 38 43 52 59 85 85 66 1979 79 89 84 71 56 47 37 37 49 61 58 87 63 1980 84 84 85 67 56 45 34 42 46 60 75 71 62 1981 86 83 84 74 65 50 45 46 43 66 70 81 66 1982 89 87 82 68 58 49 42 44 47 75 88 90 68 1983 87 84 76 79 66 49 43 44 48 49 54 74 63 1984 84 81 80 70 52 42 39 44 46 56 84 85 64 1985 90 73 84 75 57 40 32 37 32 52 64 83 60 1986 80 88 75 63 49 34 28 28 30 52 72 82 57 1987 70 72 79 69 44 32 35 30 39 57 55 59 53 1988 79 80 78 60 49 32 31 36 39 47 59 75 55 1989 83 83 82 49 45 31 29 30 32 48 77 82 56 1990 85 83 64 69 44 33 33 32 32 48 55 71 54 1991 79 81 89 72 58 39 35 31 43 55 74 79 61 1992 80 72 77 78 71 46 32 37 41 48 46 84 59 1993 82 86 81 71 64 42 28 40 46 47 64 74 60 1994 85 83 84 66 57 53 45 42 45 75 76 83 66 1995 85 86 84 81 49 47 36 37 53 50 45 73 61 1996 81 83 91 70 51 38 32 31 42 55 65 69 59 1997 74 70 82 76 60 50 32 28 33 51 80 87 60 1998 83 80 71 64 54 37 33 36 35 46 55 55 54 1999 72 74 67 53 43 45 46 32 44 54 74 69 56 2000 66 79 72 50 40 39 38 36 48 62 69 78 56 2001 74 66 71 62 42 37 39 30 28 54 57 85 54 2002 86 86 67 80 69 46 45 45 37 38 64 75 62 2003 79 81 78 77 65 46 39 38 45 44 67 75 61 MEAN 81 81 78 71 56 43 39 39 44 56 68 78 61 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 67 66 61 45 42 32 29 31 29 37 54 62 46 1960 *** 65 61 57 46 44 44 39 46 51 61 56 *** 1961 74 63 42 52 44 27 30 31 32 34 37 51 43 1962 48 49 46 53 40 36 34 30 30 23 25 50 39 1963 50 54 51 41 42 34 29 28 24 29 *** 61 *** 1964 81 61 50 41 25 23 20 18 20 23 29 50 37 1965 68 41 34 25 23 18 20 16 22 29 37 41 31 1966 39 50 43 40 24 19 24 28 32 38 32 40 34 1967 51 67 43 60 38 29 28 25 28 38 52 53 43 1968 63 69 55 44 33 31 21 19 21 31 52 66 42 1969 77 69 52 40 32 21 26 24 26 35 48 52 42 1970 66 49 50 32 20 20 26 23 21 23 30 51 34 1971 47 45 35 36 20 20 20 16 24 25 46 52 32 1972 78 70 67 38 37 32 26 24 17 20 31 59 42 1973 58 54 44 27 25 20 19 19 18 26 23 46 32 1974 71 71 53 43 25 21 23 20 24 31 35 59 40 1975 60 62 43 39 29 17 17 18 19 27 39 58 36 1976 62 61 63 50 32 22 21 16 21 33 31 56 39 1977 68 47 30 39 28 21 19 20 20 40 45 52 36 1978 57 63 49 35 29 22 21 23 28 28 58 58 39 1979 60 61 49 34 30 22 17 18 20 26 25 65 36 1980 65 65 50 28 24 20 13 18 17 27 36 41 34 1981 57 59 48 36 33 24 23 20 18 30 38 51 36 1982 65 62 58 29 28 21 18 18 20 34 57 64 40 1983 63 51 47 48 32 22 20 19 23 20 25 44 35 1984 56 49 49 33 25 22 22 21 20 25 56 60 37 1985 70 39 51 44 26 19 16 19 15 26 35 64 35 1986 50 70 58 38 25 20 15 13 13 21 47 65 36 1987 42 47 44 37 24 15 17 14 18 30 23 32 29 1988 51 54 44 31 22 18 19 21 24 23 29 50 32 1989 66 65 49 24 23 18 17 15 14 24 47 54 35 1990 68 58 31 34 24 20 20 16 20 26 30 51 33 1991 65 56 68 44 33 24 22 17 24 34 40 51 40 1992 62 48 52 51 46 27 20 24 21 25 27 61 39 1993 57 60 47 39 34 27 20 28 28 26 34 38 37 1994 55 43 49 35 35 37 31 29 29 44 41 44 39 1995 45 52 50 54 31 30 25 27 33 30 26 51 38 1996 52 55 62 39 32 29 25 23 26 32 38 38 38 1997 47 37 48 43 34 30 18 12 15 30 46 65 35 1998 62 55 39 34 32 24 23 25 24 26 32 30 34 1999 46 43 41 26 25 30 32 22 25 28 44 35 33 2000 41 47 36 27 26 26 27 25 29 33 41 47 34 2001 43 36 37 32 26 25 28 20 19 30 33 55 32 2002 61 49 36 45 37 32 33 33 25 22 36 52 38 2003 52 53 44 44 35 30 28 29 31 29 40 48 39 MEAN 59 55 48 39 31 25 23 22 23 29 38 52 37 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 78 73 64 52 47 36 31 33 35 46 63 77 53 1960 *** 70 68 68 56 45 46 39 47 58 71 73 *** 1961 86 73 51 56 53 31 32 33 32 38 45 59 49 1962 61 60 55 59 47 41 36 33 34 29 31 63 46 1963 63 62 59 48 44 35 30 27 23 28 *** 73 *** 1964 81 68 55 44 25 24 23 21 23 31 38 55 41 1965 73 46 41 30 30 22 23 20 24 38 51 51 37 1966 46 55 44 46 26 22 26 30 34 45 44 50 39 1967 63 75 48 60 42 32 32 27 33 46 66 68 49 1968 73 75 61 54 42 36 24 20 24 39 69 80 50 1969 83 73 52 44 36 27 28 28 32 45 66 63 48 1970 80 64 53 36 24 24 30 29 27 35 45 64 43 1971 63 54 45 41 26 22 23 19 30 35 58 65 40 1972 79 72 66 42 41 36 26 27 21 29 42 67 46 1973 63 56 43 28 27 21 19 20 22 34 34 60 36 1974 79 78 59 45 28 27 25 22 29 38 48 68 46 1975 67 67 46 44 34 19 19 22 24 39 52 70 42 1976 69 66 68 58 37 26 24 18 26 46 51 72 47 1977 81 62 37 49 34 24 23 23 25 49 59 68 45 1978 73 75 58 37 34 28 24 27 34 43 71 78 49 1979 68 72 62 41 32 27 19 20 26 39 43 80 44 1980 77 72 58 31 28 22 15 22 24 35 54 61 42 1981 69 69 56 42 38 28 26 23 25 44 54 65 45 1982 76 76 63 39 33 25 20 23 28 50 73 82 49 1983 71 59 52 56 40 24 24 23 30 31 37 60 42 1984 68 56 51 37 27 24 25 25 27 36 70 73 43 1985 80 48 61 52 33 24 20 21 18 31 45 78 43 1986 68 79 67 43 30 22 19 17 17 30 55 78 44 1987 62 60 51 41 32 15 19 17 23 39 35 46 37 1988 66 69 54 40 29 17 21 24 25 29 40 63 40 1989 82 79 62 29 27 20 20 17 19 32 59 75 43 1990 79 68 38 38 28 23 22 22 25 33 40 57 39 1991 74 66 73 45 36 26 24 19 28 38 49 68 46 1992 72 53 55 54 47 32 23 27 24 31 36 80 45 1993 75 71 51 45 36 28 21 28 32 29 39 53 42 1994 64 49 54 37 32 37 35 31 30 53 54 59 45 1995 59 56 51 59 33 31 26 28 36 34 34 66 43 1996 68 64 67 43 36 29 25 24 27 37 45 52 43 1997 56 44 55 42 37 34 19 13 16 36 64 75 41 1998 74 64 46 36 34 26 23 26 25 29 37 38 38 1999 60 50 49 27 26 28 31 23 26 30 52 50 38 2000 50 54 37 28 24 26 28 26 31 36 51 67 38 2001 55 42 38 31 25 26 27 19 19 32 41 77 36 2002 74 56 40 46 37 30 33 32 24 23 43 63 42 2003 62 60 46 43 37 28 26 28 29 28 43 55 40 MEAN 70 64 54 44 34 27 25 24 27 37 50 65 43 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 0 0 0 6 8 25 30 31 25 5 0 0 130 1960 *** 0 0 1 18 30 31 31 18 0 0 0 *** 1961 0 0 0 1 14 27 31 29 19 0 0 0 121 1962 0 0 0 0 16 25 31 24 13 1 0 0 110 1963 0 0 0 2 4 29 31 29 17 2 *** 0 *** 1964 0 0 0 0 14 28 31 30 15 0 0 0 118 1965 0 0 0 2 20 29 31 26 10 2 0 0 120 1966 0 0 0 0 8 30 30 31 19 1 0 0 119 1967 0 0 0 0 8 21 31 29 18 0 0 0 107 1968 0 0 0 2 5 24 29 25 25 1 0 0 111 1969 0 0 0 2 9 24 31 27 15 4 0 0 112 1970 0 0 0 2 20 24 30 31 17 4 0 0 128 1971 0 0 0 2 20 29 30 31 8 1 0 0 121 1972 0 0 0 0 6 26 29 15 19 1 0 0 96 1973 0 0 0 3 14 28 31 30 22 4 0 0 132 1974 0 0 1 0 13 26 31 26 17 0 0 0 114 1975 0 0 0 1 10 29 31 28 18 6 0 0 123 1976 0 0 0 0 8 29 31 31 21 0 0 0 120 1977 0 0 1 1 15 30 31 30 19 3 0 0 130 1978 0 0 0 1 16 25 29 31 25 1 0 0 128 1979 0 0 0 4 3 27 31 29 20 5 0 0 119 1980 0 0 0 4 19 30 31 30 26 6 0 0 146 1981 0 0 0 5 12 20 28 31 19 0 0 0 115 1982 0 0 0 1 15 30 31 30 15 0 0 0 122 1983 0 0 0 0 13 27 29 31 20 3 0 0 123 1984 0 0 0 1 8 27 30 31 13 0 0 0 110 1985 0 0 0 3 11 26 29 8 6 1 0 0 84 1986 0 0 0 0 2 15 29 16 4 0 0 0 66 1987 0 0 0 0 10 16 22 31 8 0 0 0 87 1988 0 0 0 0 4 23 31 22 13 0 0 0 93 1989 0 0 0 0 8 27 30 23 17 1 0 0 106 1990 0 0 0 0 10 25 29 28 16 0 0 0 108 1991 0 0 0 0 3 16 29 25 14 0 0 0 87 1992 0 0 0 0 0 15 27 12 2 0 0 0 56 1993 0 0 0 0 4 17 23 17 13 1 0 0 75 1994 0 0 0 2 6 24 26 29 3 0 0 0 90 1995 0 0 0 0 2 21 30 30 10 0 0 0 93 1996 0 0 0 0 4 17 27 22 18 0 0 0 88 1997 0 0 0 0 6 23 31 27 10 0 0 0 97 1998 0 0 0 0 3 12 26 26 10 1 0 0 78 1999 0 0 0 0 6 24 19 29 12 0 0 0 90 2000 0 0 0 0 18 21 22 21 15 0 0 0 97 2001 0 0 0 1 12 22 30 28 9 0 0 0 102 2002 0 0 0 0 8 22 20 28 15 2 0 0 95 2003 0 0 0 0 0 19 31 21 13 2 0 0 86 MEAN 0.0 0.0 0.0 1.0 9.6 24.1 28.9 26.4 15.1 1.3 0.0 0.0 106.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 0 6 0 0 0 0 0 0 0 0 0 0 6 1960 *** 0 2 0 0 0 0 0 0 0 0 0 *** 1961 0 1 0 0 0 0 0 0 0 0 0 0 1 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 *** 4 *** 1964 17 0 0 0 0 0 0 0 0 0 0 2 19 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 2 2 0 0 0 0 0 0 0 0 0 0 4 1968 0 5 0 0 0 0 0 0 0 0 0 0 5 1969 9 4 0 0 0 0 0 0 0 0 0 0 13 1970 2 0 0 0 0 0 0 0 0 0 0 0 2 1971 1 1 0 0 0 0 0 0 0 0 0 0 2 1972 11 11 0 0 0 0 0 0 0 0 0 5 27 1973 4 0 0 0 0 0 0 0 0 0 0 1 5 1974 2 4 0 0 0 0 0 0 0 0 0 1 7 1975 0 2 0 0 0 0 0 0 0 0 0 1 3 1976 0 2 0 0 0 0 0 0 0 0 0 0 2 1977 9 0 0 0 0 0 0 0 0 0 0 0 9 1978 1 0 0 0 0 0 0 0 0 0 0 0 1 1979 0 0 0 0 0 0 0 0 0 0 0 0 0 1980 1 3 0 0 0 0 0 0 0 0 0 0 4 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 2 2 1983 4 0 0 0 0 0 0 0 0 0 0 0 4 1984 0 1 0 0 0 0 0 0 0 0 0 0 1 1985 0 0 1 0 0 0 0 0 0 0 0 0 1 1986 1 2 0 0 0 0 0 0 0 0 0 2 5 1987 0 0 0 0 0 0 0 0 0 0 0 0 0 1988 0 2 0 0 0 0 0 0 0 0 0 0 2 1989 7 9 0 0 0 0 0 0 0 0 0 0 16 1990 1 0 0 0 0 0 0 0 0 0 0 5 6 1991 0 4 0 0 0 0 0 0 0 0 0 0 4 1992 7 0 1 0 0 0 0 0 0 0 0 0 8 1993 9 1 0 0 0 0 0 0 0 0 0 0 10 1994 0 0 0 0 0 0 0 0 0 0 0 2 2 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 3 0 0 0 0 0 0 0 0 0 0 0 3 1997 0 0 0 0 0 0 0 0 0 0 0 0 0 1998 1 1 0 0 0 0 0 0 0 0 0 0 2 1999 2 0 0 0 0 0 0 0 0 0 0 0 2 2000 3 1 0 0 0 0 0 0 0 0 0 0 4 2001 4 0 0 0 0 0 0 0 0 0 0 0 4 2002 1 0 0 0 0 0 0 0 0 0 0 1 2 2003 2 1 0 0 0 0 0 0 0 0 0 1 4 MEAN 2.4 1.4 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 4.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 0 0 0 0 0 1 4 4 0 0 0 0 9 1960 *** 0 0 0 0 0 1 1 0 0 0 0 *** 1961 0 0 0 0 0 3 11 3 0 0 0 0 17 1962 0 0 0 0 0 0 7 1 0 0 0 0 8 1963 0 0 0 0 0 0 10 4 0 0 *** 0 *** 1964 0 0 0 0 0 1 13 1 0 0 0 0 15 1965 0 0 0 0 0 1 10 5 0 0 0 0 16 1966 0 0 0 0 0 7 10 3 1 0 0 0 21 1967 0 0 0 0 0 1 6 3 0 0 0 0 10 1968 0 0 0 0 0 0 6 0 0 0 0 0 6 1969 0 0 0 0 0 2 4 3 0 0 0 0 9 1970 0 0 0 0 0 2 2 6 0 0 0 0 10 1971 0 0 0 0 0 1 6 0 0 0 0 0 7 1972 0 0 0 0 0 1 3 1 0 0 0 0 5 1973 0 0 0 0 0 6 7 10 0 0 0 0 23 1974 0 0 0 0 0 4 12 0 0 0 0 0 16 1975 0 0 0 0 0 0 10 8 0 0 0 0 18 1976 0 0 0 0 0 0 12 5 0 0 0 0 17 1977 0 0 0 0 0 6 11 2 0 0 0 0 19 1978 0 0 0 0 0 3 15 3 0 0 0 0 21 1979 0 0 0 0 0 0 14 7 0 0 0 0 21 1980 0 0 0 0 0 2 13 3 0 0 0 0 18 1981 0 0 0 0 0 1 7 4 0 0 0 0 12 1982 0 0 0 0 0 1 8 6 0 0 0 0 15 1983 0 0 0 0 0 2 13 10 0 0 0 0 25 1984 0 0 0 0 1 2 23 9 0 0 0 0 35 1985 0 0 0 0 0 3 13 0 0 0 0 0 16 1986 0 0 0 0 0 1 12 6 0 0 0 0 19 1987 0 0 0 0 0 1 7 8 0 0 0 0 16 1988 0 0 0 0 0 7 16 1 0 0 0 0 24 1989 0 0 0 0 0 5 19 3 2 0 0 0 29 1990 0 0 0 0 0 7 10 3 0 0 0 0 20 1991 0 0 0 0 0 1 9 3 0 0 0 0 13 1992 0 0 0 0 0 3 8 0 0 0 0 0 11 1993 0 0 0 0 0 3 13 1 0 0 0 0 17 1994 0 0 0 0 0 3 5 9 0 0 0 0 17 1995 0 0 0 0 0 5 17 7 0 0 0 0 29 1996 0 0 0 0 0 3 17 7 0 0 0 0 27 1997 0 0 0 0 1 8 14 8 1 0 0 0 32 1998 0 0 0 0 0 5 15 7 2 0 0 0 29 1999 0 0 0 0 0 4 4 10 0 0 0 0 18 2000 0 0 0 0 0 1 11 9 0 0 0 0 21 2001 0 0 0 0 1 4 12 3 0 0 0 0 20 2002 0 0 0 0 0 6 7 8 0 0 0 0 21 2003 0 0 0 0 0 1 12 8 0 0 0 0 21 MEAN 0.0 0.0 0.0 0.0 0.1 2.6 10.2 4.5 0.1 0.0 0.0 0.0 17.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 10 15 3 0 0 0 0 0 0 0 5 5 38 1960 *** 2 9 0 0 0 0 0 0 0 2 21 *** 1961 14 10 1 0 0 0 0 0 0 0 2 3 30 1962 16 1 0 0 0 0 0 0 0 0 15 11 43 1963 9 1 3 0 0 0 0 0 0 0 *** 12 *** 1964 30 6 0 0 0 0 0 0 0 2 5 23 66 1965 12 13 5 0 0 0 0 0 0 0 0 15 45 1966 7 0 1 0 0 0 0 0 0 0 10 17 35 1967 23 11 2 2 0 0 0 0 0 0 1 14 53 1968 15 10 2 0 0 0 0 0 0 0 0 6 33 1969 23 19 1 0 0 0 0 0 0 0 9 2 54 1970 19 5 2 0 0 0 0 0 0 1 1 15 43 1971 18 9 2 0 0 0 0 0 0 0 0 4 33 1972 24 27 1 0 0 0 0 0 0 0 0 17 69 1973 27 3 3 0 0 0 0 0 0 0 9 20 62 1974 23 17 3 0 0 0 0 0 0 0 2 13 58 1975 16 11 5 0 0 0 0 0 0 1 8 12 53 1976 5 13 8 0 0 0 0 0 0 0 12 12 50 1977 22 12 0 0 0 0 0 0 0 0 1 6 41 1978 16 7 2 0 0 0 0 0 0 0 3 4 32 1979 8 3 7 0 0 0 0 0 0 0 7 3 28 1980 22 9 0 0 0 0 0 0 0 0 0 3 34 1981 8 4 1 0 0 0 0 0 0 0 0 1 14 1982 10 10 2 0 0 0 0 0 0 0 0 17 39 1983 18 7 3 0 0 0 0 0 0 0 0 9 37 1984 14 18 0 0 0 0 0 0 0 0 0 18 50 1985 10 3 8 0 0 0 0 0 0 0 0 11 32 1986 13 10 7 0 0 0 0 0 0 0 5 16 51 1987 7 6 0 0 0 0 0 0 0 0 0 8 21 1988 13 6 0 0 0 0 0 0 0 0 3 3 25 1989 27 25 1 0 0 0 0 0 0 0 0 1 54 1990 10 9 3 0 0 0 0 0 0 0 1 11 34 1991 16 10 2 0 0 0 0 0 0 0 3 11 42 1992 14 13 8 0 0 0 0 0 0 1 3 3 42 1993 23 3 3 0 0 0 0 0 0 0 5 5 39 1994 11 12 0 1 0 0 0 0 0 0 0 16 40 1995 17 10 4 0 0 0 0 0 0 2 4 12 49 1996 18 9 0 2 0 0 0 0 0 0 5 10 44 1997 13 18 3 0 0 0 0 0 0 0 1 4 39 1998 10 8 4 0 0 0 0 0 0 0 0 1 23 1999 16 2 2 0 0 0 0 0 0 0 0 7 27 2000 13 12 7 0 0 0 0 0 0 0 1 2 35 2001 18 9 1 0 0 0 0 0 0 0 1 0 29 2002 11 7 2 0 0 0 0 0 0 0 0 15 35 2003 11 2 4 0 0 0 0 0 0 0 2 12 31 MEAN 15.5 9.3 2.8 0.1 0.0 0.0 0.0 0.0 0.0 0.2 2.9 9.6 40.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 24 26 16 0 0 0 0 0 0 0 16 21 103 1960 *** 9 18 2 0 0 0 0 0 0 18 31 *** 1961 26 23 12 0 0 0 0 0 0 4 12 23 100 1962 26 14 4 0 0 0 0 0 0 2 15 24 85 1963 26 8 7 0 0 0 0 0 0 0 *** 26 *** 1964 31 22 3 1 0 0 0 0 0 9 18 28 112 1965 24 25 14 2 0 0 0 0 0 0 10 31 106 1966 23 12 12 2 0 0 0 0 0 1 25 29 104 1967 28 23 15 5 0 0 0 0 0 1 6 28 106 1968 28 25 4 2 0 0 0 0 0 4 5 18 86 1969 28 25 4 1 0 0 0 0 0 0 20 23 101 1970 27 15 13 0 0 0 0 0 0 6 11 26 98 1971 31 22 9 0 0 0 0 0 0 1 3 20 86 1972 30 29 13 0 0 0 0 0 0 1 10 27 110 1973 29 18 11 0 0 0 0 0 0 2 15 30 105 1974 30 25 9 2 0 0 0 0 0 2 15 27 110 1975 29 20 13 0 0 0 0 0 0 7 20 23 112 1976 24 23 21 2 0 0 0 0 0 0 21 26 117 1977 31 26 3 0 0 0 0 0 0 2 8 21 91 1978 27 19 12 0 0 0 0 0 0 0 16 18 92 1979 23 20 13 0 0 0 0 0 0 0 20 21 97 1980 28 21 6 0 0 0 0 0 0 1 5 23 84 1981 24 17 4 2 0 0 0 0 0 1 12 24 84 1982 25 24 12 0 0 0 0 0 0 3 16 30 110 1983 23 18 14 0 0 0 0 0 0 2 2 20 79 1984 27 26 6 0 0 0 0 0 0 4 1 26 90 1985 23 15 15 0 0 0 0 0 0 1 9 20 83 1986 29 22 18 0 0 0 0 0 0 1 10 27 107 1987 27 16 5 0 0 0 0 0 0 9 9 22 88 1988 29 23 11 1 0 0 0 0 0 1 10 18 93 1989 31 27 9 1 3 0 0 0 0 0 7 21 99 1990 28 22 17 0 0 0 0 0 0 3 10 24 104 1991 26 21 10 0 0 0 0 0 0 1 12 18 88 1992 26 26 20 1 0 0 0 0 0 2 10 13 98 1993 31 15 14 0 0 0 0 0 0 5 12 24 101 1994 25 27 6 4 0 0 0 0 0 1 1 23 87 1995 30 21 12 1 0 0 0 0 0 5 9 27 105 1996 29 22 13 4 0 0 0 0 0 2 15 25 110 1997 28 24 20 4 0 0 0 0 0 0 7 18 101 1998 25 23 11 0 0 0 0 0 0 2 2 14 77 1999 23 14 9 0 0 0 0 0 0 0 9 24 79 2000 26 25 16 0 0 0 0 0 0 0 14 21 102 2001 30 24 5 0 0 0 0 0 0 1 7 12 79 2002 21 18 12 0 0 0 0 0 0 0 10 24 85 2003 28 15 11 0 0 0 0 0 0 0 18 24 96 MEAN 27.0 20.8 11.2 0.8 0.1 0.0 0.0 0.0 0.0 1.9 11.4 23.2 96.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 55.1 45.0 45.0 16.7 50.2 0.3 0.0 0.0 0.0 0.0 0.7 46.0 259.0 1960 ***** 44.0 104.0 67.1 37.7 0.0 0.0 0.0 0.0 0.0 10.0 1.0 ****** 1961 40.0 18.6 56.6 76.4 28.0 8.0 0.0 0.0 0.0 0.0 23.5 18.9 270.0 1962 21.8 24.4 26.0 80.5 20.7 0.0 0.0 0.0 0.0 7.0 2.0 16.5 198.9 1963 10.0 22.5 38.0 44.9 66.0 0.1 1.0 0.0 0.0 0.0 13.4 42.3 238.2 1964 19.1 58.0 70.3 49.4 1.0 0.0 0.0 0.0 0.0 0.0 1.2 13.4 212.4 1965 104.6 12.2 14.3 19.0 1.2 5.0 0.0 0.0 1.0 0.0 11.3 4.0 172.6 1966 12.4 57.2 27.4 47.0 7.0 0.0 0.0 0.0 0.1 7.6 0.0 11.0 169.7 1967 44.0 60.0 24.2 115.4 9.3 0.0 0.0 0.0 0.0 13.7 17.4 0.0 284.0 1968 57.6 71.8 48.4 61.3 8.5 1.9 0.0 0.0 0.0 0.5 37.1 98.6 385.7 1969 55.9 39.3 24.2 45.0 12.1 0.0 0.9 0.0 4.0 4.1 49.0 30.1 264.6 1970 75.7 13.0 34.4 11.7 1.2 0.0 0.0 0.0 0.0 0.0 0.0 48.1 184.1 1971 15.0 16.2 21.7 42.2 0.3 0.0 1.0 0.0 0.0 0.0 29.5 62.0 187.9 1972 79.7 32.9 75.5 9.2 68.9 14.0 0.0 0.0 0.0 3.0 0.0 24.1 307.3 1973 11.7 62.8 43.2 25.1 0.7 0.0 0.0 0.0 0.0 0.0 0.0 13.2 156.7 1974 107.1 79.4 72.0 69.0 3.8 6.0 0.0 0.0 0.0 0.0 0.0 79.2 416.5 1975 52.7 43.0 33.8 22.2 30.4 0.0 0.0 0.0 0.0 4.0 28.1 32.3 246.5 1976 29.1 77.9 92.7 84.4 13.9 0.0 0.0 0.0 0.0 21.0 2.0 50.9 371.9 1977 75.4 20.5 6.7 44.3 21.6 0.3 0.0 0.0 0.0 17.0 5.1 41.4 232.3 1978 40.5 99.5 28.4 33.1 7.5 0.0 0.0 0.0 0.0 0.0 38.4 67.2 314.6 1979 126.2 45.1 102.3 32.5 13.7 9.0 0.0 0.0 2.0 2.0 0.1 82.8 415.7 1980 68.4 92.5 73.1 5.2 10.1 6.0 0.0 0.0 0.0 0.3 8.8 19.0 283.4 1981 43.1 100.8 33.7 42.4 54.0 16.0 4.0 0.2 0.0 12.2 13.3 14.6 334.3 1982 92.4 83.9 90.6 7.5 8.4 1.0 0.2 0.0 0.0 16.5 44.3 53.7 398.5 1983 38.3 49.9 53.7 106.5 28.2 0.0 0.0 0.2 0.0 0.0 0.0 13.0 289.8 1984 47.8 26.3 58.8 30.4 3.8 0.0 0.3 0.0 1.0 0.0 8.9 17.6 194.9 1985 82.7 17.8 18.8 31.7 2.4 2.4 0.0 0.3 0.0 0.0 8.2 79.5 243.8 1986 7.8 112.0 47.4 24.4 19.5 2.0 0.5 0.0 0.0 0.0 6.5 66.8 286.9 1987 6.0 43.2 67.1 32.5 19.0 5.0 0.2 0.0 0.0 30.9 8.0 5.8 217.7 1988 31.4 86.6 55.4 24.6 7.0 0.0 0.8 2.3 0.0 0.0 2.2 41.4 251.7 1989 32.1 68.8 33.5 6.3 13.3 0.0 0.0 0.1 0.0 0.0 14.4 60.2 228.7 1990 27.9 71.1 4.1 30.8 1.7 0.0 0.0 0.0 0.0 0.0 0.2 44.2 180.0 1991 47.1 62.1 143.3 28.8 7.8 8.0 0.0 0.0 0.3 3.0 7.6 49.9 357.9 1992 66.7 3.1 39.8 69.4 68.8 19.8 0.0 0.4 0.0 0.0 3.0 94.4 365.4 1993 17.2 123.2 69.1 77.6 50.2 1.0 0.0 6.0 0.0 0.0 21.1 2.8 368.2 1994 36.6 2.2 98.7 4.6 3.4 0.0 0.0 0.0 0.0 25.4 30.1 35.5 236.5 1995 13.7 73.0 48.4 71.0 1.6 1.3 0.0 0.0 13.0 3.4 0.0 32.6 258.0 1996 27.4 80.0 163.5 38.2 38.7 11.0 0.0 0.0 0.0 5.4 7.0 5.5 376.7 1997 36.1 2.0 61.6 32.3 39.5 65.0 0.0 0.0 0.0 53.8 24.4 41.4 356.1 1998 72.0 132.2 72.7 40.9 26.3 1.0 0.7 4.0 0.0 0.0 0.3 0.2 350.3 1999 88.8 42.0 122.4 11.1 6.0 0.2 4.7 5.0 5.0 0.0 52.1 1.1 338.4 2000 58.7 40.0 9.2 0.0 0.6 0.0 0.0 0.0 11.0 33.9 24.1 42.7 220.2 2001 5.8 6.3 18.3 0.7 3.4 0.4 0.0 1.0 0.0 1.0 15.7 63.2 115.8 2002 52.4 18.3 9.9 37.7 24.6 0.2 0.0 0.0 0.0 0.7 12.3 81.5 237.6 2003 44.4 43.9 61.3 48.0 20.4 0.2 0.0 0.0 0.0 0.0 18.4 12.3 248.9 MEAN 47.2 51.7 54.3 40.0 19.2 4.1 0.3 0.4 0.8 5.9 13.3 36.9 274.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 21.0 22.0 15.0 13.3 27.0 0.3 0.0 0.0 0.0 0.0 0.5 15.0 27.0 DAY 17 9 1 20 3 1 ** ** ** ** 30 10 1960 ***** 30.0 31.0 20.0 17.0 0.0 0.0 0.0 0.0 0.0 5.0 1.0 ****** DAY ** 14 25 12 1 ** ** ** ** ** 20 3 1961 9.0 6.0 22.0 24.0 21.0 8.0 0.0 0.0 0.0 0.0 8.0 10.0 24.0 DAY 22 16 13 16 1 7 ** ** ** ** 12 14 1962 10.0 16.0 12.0 22.0 9.0 0.0 0.0 0.0 0.0 4.0 2.0 6.0 22.0 DAY 9 6 1 25 12 ** ** ** ** 12 11 13 1963 10.0 10.0 8.0 15.0 25.0 0.1 1.0 0.0 0.0 0.0 13.0 31.0 31.0 DAY 5 3 3 22 12 30 1 ** ** ** 13 5 1964 9.0 21.0 27.0 15.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 9.4 27.0 DAY 19 27 29 14 2 ** ** ** ** ** 26 18 1965 19.0 6.0 6.0 15.0 1.0 5.0 0.0 0.0 1.0 0.0 5.0 4.0 19.0 DAY 20 15 4 23 3 12 ** ** 29 ** 10 29 1966 7.3 21.2 12.0 14.0 4.0 0.0 0.0 0.0 0.1 3.0 0.0 6.0 21.2 DAY 14 10 30 4 7 ** ** ** 26 14 ** 21 1967 25.0 13.0 13.0 37.0 3.0 0.0 0.0 0.0 0.0 5.0 6.6 0.0 37.0 DAY 22 13 30 30 2 ** ** ** ** 4 14 ** 1968 21.0 24.0 15.0 21.0 6.0 1.0 0.0 0.0 0.0 0.3 21.0 31.0 31.0 DAY 17 4 4 25 24 6 ** ** ** 28 19 7 1969 14.0 19.0 9.0 17.0 9.0 0.0 0.4 0.0 4.0 4.0 24.0 11.0 24.0 DAY 25 22 1 14 17 ** 13 ** 24 29 10 28 1970 21.3 9.0 10.0 5.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 26.0 26.0 DAY 12 27 7 24 6 ** ** ** ** ** ** 15 1971 14.0 6.0 10.0 18.0 0.3 0.0 1.0 0.0 0.0 0.0 22.0 23.0 23.0 DAY 14 14 22 27 20 ** 24 ** ** ** 11 20 1972 25.0 14.4 25.2 4.0 21.0 10.0 0.0 0.0 0.0 2.0 0.0 10.0 25.2 DAY 19 20 18 5 21 15 ** ** ** 31 ** 2 1973 5.1 29.0 17.0 14.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 11.0 29.0 DAY 16 23 24 2 6 ** ** ** ** ** ** 13 1974 26.0 26.0 23.0 21.0 2.0 3.0 0.0 0.0 0.0 0.0 0.0 39.0 39.0 DAY 25 19 2 2 7 10 ** ** ** ** ** 13 1975 23.0 18.0 19.0 7.0 19.0 0.0 0.0 0.0 0.0 2.0 15.1 11.0 23.0 DAY 28 26 30 2 8 ** ** ** ** 15 29 20 1976 14.0 19.4 19.0 32.5 6.0 0.0 0.0 0.0 0.0 11.0 2.0 26.0 32.5 DAY 23 1 22 23 19 ** ** ** ** 31 30 31 1977 24.0 9.0 3.0 22.0 18.0 0.3 0.0 0.0 0.0 9.0 2.0 21.0 24.0 DAY 8 8 6 8 26 4 ** ** ** 26 1 23 1978 10.0 37.0 13.0 16.0 4.0 0.0 0.0 0.0 0.0 0.0 13.0 20.0 37.0 DAY 11 26 7 15 21 ** ** ** ** ** 10 3 1979 43.0 13.0 31.0 17.0 10.0 5.0 0.0 0.0 2.0 2.0 0.1 30.0 43.0 DAY 24 9 15 1 24 10 ** ** 14 31 5 1 1980 19.0 43.0 19.0 3.0 6.0 6.0 0.0 0.0 0.0 0.3 3.0 13.0 43.0 DAY 23 25 19 5 12 1 ** ** ** 13 25 12 1981 10.0 32.0 9.0 27.0 23.0 11.0 4.0 0.2 0.0 7.0 9.3 5.0 32.0 DAY 22 11 3 2 1 21 22 20 ** 18 23 26 1982 40.0 19.2 30.0 4.0 5.0 1.0 0.2 0.0 0.0 9.0 16.2 18.0 40.0 DAY 29 1 15 23 23 30 4 ** ** 1 11 30 1983 14.8 33.0 34.0 27.2 10.4 0.0 0.0 0.2 0.0 0.0 0.0 4.8 34.0 DAY 21 18 7 1 3 ** ** 8 ** ** ** 12 1984 20.0 9.3 20.0 24.0 3.0 0.0 0.3 0.0 1.0 0.0 5.0 10.0 24.0 DAY 17 9 23 4 6 ** 25 ** 18 ** 16 7 1985 26.0 14.0 7.4 12.0 0.8 2.0 0.0 0.3 0.0 0.0 3.0 22.0 26.0 DAY 24 2 4 7 9 10 ** 28 ** ** 15 5 1986 3.8 34.7 28.0 12.2 10.0 1.0 0.5 0.0 0.0 0.0 3.1 16.0 34.7 DAY 21 11 8 11 17 2 22 ** ** ** 25 4 1987 6.0 13.8 16.0 21.6 9.0 5.0 0.2 0.0 0.0 19.0 8.0 5.0 21.6 DAY 7 11 30 5 29 1 24 ** ** 27 4 29 1988 15.0 22.0 19.0 11.0 3.0 0.0 0.8 2.0 0.0 0.0 2.2 12.6 22.0 DAY 19 25 4 29 5 ** 11 31 ** ** 15 20 1989 13.4 41.2 8.0 6.0 7.0 0.0 0.0 0.1 0.0 0.0 14.0 24.0 41.2 DAY 3 23 19 30 14 ** ** 25 ** ** 17 16 1990 7.2 29.0 3.0 13.2 1.0 0.0 0.0 0.0 0.0 0.0 0.2 23.0 29.0 DAY 5 16 31 7 1 ** ** ** ** ** 14 25 1991 17.2 30.0 54.1 10.4 4.0 8.0 0.0 0.0 0.2 3.0 4.6 20.0 54.1 DAY 5 22 7 1 15 14 ** ** 25 16 12 14 1992 19.0 1.1 13.5 20.0 13.0 9.0 0.0 0.4 0.0 0.0 2.0 20.5 20.5 DAY 3 25 10 19 1 12 ** 7 ** ** 27 22 1993 4.8 39.0 15.8 26.0 27.0 1.0 0.0 6.0 0.0 0.0 15.0 2.0 39.0 DAY 8 5 12 13 7 4 ** 17 ** ** 29 6 1994 12.2 0.7 27.0 3.0 1.4 0.0 0.0 0.0 0.0 13.0 11.0 33.5 33.5 DAY 25 2 12 3 30 ** ** ** ** 25 18 4 1995 9.0 25.0 15.7 14.3 1.2 1.0 0.0 0.0 13.0 3.0 0.0 6.0 25.0 DAY 1 6 21 25 1 28 ** ** 22 23 ** 6 1996 15.6 24.0 41.0 14.0 13.1 11.0 0.0 0.0 0.0 3.0 7.0 4.8 41.0 DAY 20 5 4 16 21 28 ** ** ** 17 12 1 1997 29.0 1.0 12.1 10.2 24.0 20.0 0.0 0.0 0.0 22.0 12.0 15.2 29.0 DAY 17 27 27 7 6 6 ** ** ** 24 14 11 1998 25.0 56.0 20.0 18.0 16.0 0.5 0.7 2.8 0.0 0.0 0.3 0.2 56.0 DAY 6 12 1 6 17 1 25 5 ** ** 29 28 1999 29.0 17.3 38.0 4.2 6.0 0.2 3.0 5.0 3.0 0.0 35.0 1.1 38.0 DAY 26 6 3 22 11 8 13 31 1 ** 9 17 2000 29.0 25.0 9.0 0.0 0.6 0.0 0.0 0.0 11.0 22.0 11.0 14.0 29.0 DAY 17 8 3 ** 22 ** ** ** 30 1 6 15 2001 3.3 3.9 10.4 0.3 2.0 0.3 0.0 1.0 0.0 1.0 10.0 14.0 14.0 DAY 27 19 11 18 7 20 ** 13 ** 30 30 2 2002 25.1 7.0 6.0 9.0 6.5 0.2 0.0 0.0 0.0 0.7 8.0 38.0 38.0 DAY 9 21 21 13 13 15 ** ** ** 23 15 10 2003 24.0 14.0 22.5 16.1 12.0 0.2 0.0 0.0 0.0 0.0 18.0 6.0 24.0 DAY 18 16 13 22 25 6 ** ** ** ** 15 4 1959-2003 43.0 56.0 54.1 37.0 27.0 20.0 4.0 6.0 13.0 22.0 35.0 39.0 56.0 YEAR-DAY 79-24 98-12 91- 7 67-30 59- 3 97- 6 81-22 93-17 95-22 97-24 99- 9 74-13 98 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 2 2 2 1 2 0 0 0 0 0 0 2 11 1960 *** 1 4 3 2 0 0 0 0 0 0 0 *** 1961 0 0 2 2 1 0 0 0 0 0 0 1 6 1962 1 1 1 3 0 0 0 0 0 0 0 0 6 1963 1 1 0 2 3 0 0 0 0 0 1 1 9 1964 0 3 2 3 0 0 0 0 0 0 0 0 8 1965 4 0 0 1 0 0 0 0 0 0 0 0 5 1966 0 2 1 2 0 0 0 0 0 0 0 0 5 1967 1 1 1 4 0 0 0 0 0 0 0 0 7 1968 2 2 1 2 0 0 0 0 0 0 1 3 11 1969 1 1 0 2 0 0 0 0 0 0 2 1 7 1970 2 0 2 0 0 0 0 0 0 0 0 2 6 1971 1 0 1 2 0 0 0 0 0 0 1 3 8 1972 2 2 1 0 3 1 0 0 0 0 0 1 10 1973 0 2 2 1 0 0 0 0 0 0 0 1 6 1974 4 3 4 4 0 0 0 0 0 0 0 2 17 1975 2 1 1 0 1 0 0 0 0 0 1 2 8 1976 1 3 4 3 0 0 0 0 0 1 0 1 13 1977 3 0 0 1 1 0 0 0 0 0 0 2 7 1978 1 4 1 1 0 0 0 0 0 0 1 3 11 1979 5 2 2 1 1 0 0 0 0 0 0 2 13 1980 3 3 3 0 0 0 0 0 0 0 0 1 10 1981 1 4 0 1 2 1 0 0 0 0 0 0 9 1982 3 3 3 0 0 0 0 0 0 0 2 1 12 1983 1 1 1 4 1 0 0 0 0 0 0 0 8 1984 2 0 2 1 0 0 0 0 0 0 0 1 6 1985 3 1 0 2 0 0 0 0 0 0 0 2 8 1986 0 3 1 1 1 0 0 0 0 0 0 3 9 1987 0 3 4 1 0 0 0 0 0 1 0 0 9 1988 1 4 2 1 0 0 0 0 0 0 0 2 10 1989 1 1 0 0 0 0 0 0 0 0 1 2 5 1990 0 3 0 1 0 0 0 0 0 0 0 2 6 1991 2 1 4 2 0 0 0 0 0 0 0 2 11 1992 1 0 1 3 4 0 0 0 0 0 0 4 13 1993 0 3 4 3 1 0 0 0 0 0 1 0 12 1994 1 0 4 0 0 0 0 0 0 1 1 1 8 1995 0 3 1 3 0 0 0 0 1 0 0 0 8 1996 1 2 6 1 1 1 0 0 0 0 0 0 12 1997 1 0 3 1 2 3 0 0 0 3 1 2 16 1998 1 3 3 1 1 0 0 0 0 0 0 0 9 1999 2 2 4 0 0 0 0 0 0 0 2 0 10 2000 3 1 0 0 0 0 0 0 1 2 1 2 10 2001 0 0 1 0 0 0 0 0 0 0 1 2 4 2002 2 0 0 0 0 0 0 0 0 0 0 2 4 2003 1 2 2 2 1 0 0 0 0 0 1 0 9 MEAN 1.4 1.6 1.8 1.5 0.6 0.1 0.0 0.0 0.0 0.2 0.4 1.2 8.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 3 3 5 1 2 0 0 0 0 0 0 4 18 1960 *** 3 6 5 3 0 0 0 0 0 1 0 *** 1961 5 2 4 5 1 1 0 0 0 0 3 2 23 1962 2 1 2 7 2 0 0 0 0 0 0 2 16 1963 1 2 4 2 3 0 0 0 0 0 1 2 15 1964 2 4 5 4 0 0 0 0 0 0 0 1 16 1965 7 2 1 1 0 1 0 0 0 0 1 0 13 1966 1 3 3 4 0 0 0 0 0 0 0 1 12 1967 3 6 1 7 0 0 0 0 0 1 3 0 21 1968 4 6 4 3 1 0 0 0 0 0 2 6 26 1969 5 2 2 4 1 0 0 0 0 0 3 3 20 1970 6 1 3 1 0 0 0 0 0 0 0 3 14 1971 1 2 1 2 0 0 0 0 0 0 2 4 12 1972 6 3 5 0 6 1 0 0 0 0 0 2 23 1973 1 3 3 2 0 0 0 0 0 0 0 1 10 1974 7 5 6 5 0 0 0 0 0 0 0 4 27 1975 3 3 2 2 3 0 0 0 0 0 2 2 17 1976 2 5 7 6 2 0 0 0 0 2 0 4 28 1977 6 2 0 3 1 0 0 0 0 1 0 3 16 1978 4 4 1 3 0 0 0 0 0 0 3 3 18 1979 5 4 8 3 1 1 0 0 0 0 0 6 28 1980 5 4 6 0 1 1 0 0 0 0 0 1 18 1981 4 6 3 2 3 1 0 0 0 2 1 1 23 1982 4 5 5 0 1 0 0 0 0 1 4 4 24 1983 4 3 2 7 3 0 0 0 0 0 0 0 19 1984 3 3 3 1 0 0 0 0 0 0 1 2 13 1985 5 1 2 2 0 0 0 0 0 0 0 8 18 1986 0 6 3 2 1 0 0 0 0 0 0 5 17 1987 1 3 5 2 1 1 0 0 0 2 1 1 17 1988 1 6 4 2 0 0 0 0 0 0 0 3 16 1989 2 3 2 1 1 0 0 0 0 0 1 4 14 1990 1 4 0 2 0 0 0 0 0 0 0 2 9 1991 4 5 8 2 0 1 0 0 0 0 0 3 23 1992 5 0 4 6 6 2 0 0 0 0 0 8 31 1993 0 8 5 5 2 0 0 1 0 0 1 0 22 1994 2 0 7 0 0 0 0 0 0 2 3 1 15 1995 1 4 4 6 0 0 0 0 1 0 0 1 17 1996 3 5 7 3 3 1 0 0 0 0 1 0 23 1997 2 0 5 3 2 3 0 0 0 4 2 3 24 1998 6 6 5 3 2 0 0 0 0 0 0 0 22 1999 7 3 4 0 1 0 0 1 0 0 2 0 18 2000 3 2 1 0 0 0 0 0 1 2 3 3 15 2001 0 0 1 0 0 0 0 0 0 0 1 6 8 2002 3 2 1 4 2 0 0 0 0 0 1 5 18 2003 3 2 5 4 2 0 0 0 0 0 1 1 18 MEAN 3.2 3.3 3.7 2.8 1.3 0.3 0.0 0.0 0.0 0.4 1.0 2.6 18.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 6 6 5 4 4 0 0 0 0 0 0 8 33 1960 *** 4 9 11 5 0 0 0 0 0 5 1 *** 1961 8 6 10 11 4 1 0 0 0 0 4 4 48 1962 3 5 4 9 5 0 0 0 0 2 1 4 33 1963 1 4 9 10 8 0 1 0 0 0 1 5 39 1964 4 5 8 8 1 0 0 0 0 0 1 3 30 1965 13 3 4 3 1 1 0 0 1 0 4 1 31 1966 4 5 3 8 3 0 0 0 0 3 0 3 29 1967 5 11 4 13 4 0 0 0 0 4 3 0 44 1968 6 9 11 8 2 1 0 0 0 0 6 10 53 1969 9 6 6 7 2 0 0 0 1 1 4 5 41 1970 12 3 5 4 1 0 0 0 0 0 0 4 29 1971 2 4 6 5 0 0 1 0 0 0 3 6 27 1972 9 4 15 3 7 2 0 0 0 2 0 6 48 1973 3 6 7 3 0 0 0 0 0 0 0 3 22 1974 11 7 6 7 2 3 0 0 0 0 0 8 44 1975 6 7 5 5 4 0 0 0 0 2 5 6 40 1976 6 10 11 9 3 0 0 0 0 4 1 6 50 1977 9 4 3 7 4 0 0 0 0 4 3 4 38 1978 8 10 8 5 2 0 0 0 0 0 9 8 50 1979 6 9 14 4 3 3 0 0 1 1 0 10 51 1980 10 9 8 2 3 1 0 0 0 0 4 4 41 1981 8 10 7 7 6 4 1 0 0 2 2 4 51 1982 5 13 9 2 2 1 0 0 0 4 6 10 52 1983 5 4 5 11 4 0 0 0 0 0 0 4 33 1984 5 6 9 4 1 0 0 0 1 0 2 2 30 1985 11 3 3 5 0 1 0 0 0 0 4 10 37 1986 3 9 5 4 4 1 0 0 0 0 2 8 36 1987 1 5 11 4 5 1 0 0 0 3 1 1 32 1988 5 9 7 5 3 0 0 1 0 0 1 8 39 1989 6 7 9 1 3 0 0 0 0 0 1 7 34 1990 8 8 1 5 1 0 0 0 0 0 0 5 28 1991 5 7 16 5 2 1 0 0 0 1 2 8 47 1992 10 1 7 8 9 5 0 0 0 0 1 12 53 1993 5 12 9 9 8 1 0 1 0 0 3 1 49 1994 7 0 8 2 2 0 0 0 0 3 4 2 28 1995 2 6 6 12 1 1 0 0 1 1 0 9 39 1996 4 9 19 5 7 1 0 0 0 2 1 1 49 1997 2 2 9 5 4 5 0 0 0 4 4 7 42 1998 11 9 7 7 3 0 0 1 0 0 0 0 38 1999 11 5 12 3 1 0 2 1 2 0 3 1 41 2000 5 4 1 0 0 0 0 0 1 2 4 5 22 2001 3 2 4 0 2 0 0 1 0 0 4 9 25 2002 5 4 2 6 7 0 0 0 0 0 2 8 34 2003 5 9 7 7 3 0 0 0 0 0 1 4 36 MEAN 6.2 6.2 7.4 5.8 3.2 0.8 0.1 0.1 0.2 1.0 2.3 5.2 38.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 11 7 14 9 8 5 2 0 0 0 2 8 66 1960 *** 6 13 13 9 0 0 0 0 0 5 1 *** 1961 9 8 10 12 4 1 1 0 0 0 5 6 56 1962 5 6 7 11 6 0 0 0 0 2 3 7 47 1963 2 6 10 14 11 1 1 0 0 0 2 6 53 1964 5 5 9 9 1 1 0 0 0 0 2 4 36 1965 14 4 7 4 6 2 0 0 1 1 4 1 44 1966 5 8 9 11 3 0 0 0 1 5 0 4 46 1967 5 11 6 16 5 0 0 0 0 9 7 2 61 1968 9 11 12 12 5 3 0 0 0 4 10 13 79 1969 14 8 12 7 4 1 3 0 1 2 7 8 67 1970 12 5 10 7 3 0 1 0 0 0 0 6 44 1971 4 8 7 7 1 0 2 0 0 1 6 7 43 1972 11 6 18 6 9 3 0 0 0 3 0 10 66 1973 5 7 9 7 2 0 0 0 0 0 0 4 34 1974 15 12 7 8 5 3 1 0 0 0 0 9 60 1975 7 13 10 6 7 0 0 0 0 2 5 8 58 1976 11 12 14 11 7 0 0 0 0 4 2 11 72 1977 17 5 7 9 6 1 0 0 0 4 3 5 57 1978 11 10 10 6 3 0 0 0 0 0 10 9 59 1979 9 11 14 5 6 3 0 0 1 1 1 11 62 1980 11 11 12 5 5 1 0 0 0 1 6 4 56 1981 9 14 11 7 6 7 1 1 1 3 2 6 68 1982 12 16 9 7 3 1 1 0 0 10 9 10 78 1983 9 7 9 14 6 0 0 1 0 0 1 10 57 1984 6 9 13 7 4 0 1 0 1 0 4 4 49 1985 13 4 7 6 7 2 0 1 0 0 6 12 58 1986 3 10 13 7 4 3 1 0 0 0 7 10 58 1987 1 6 14 6 9 1 1 0 1 3 2 3 47 1988 11 11 12 8 3 0 4 2 0 0 1 11 63 1989 12 10 13 2 4 0 0 1 0 0 2 9 53 1990 17 12 5 8 2 0 0 0 0 1 1 10 56 1991 12 14 19 11 8 1 0 0 2 1 3 11 82 1992 18 6 12 14 12 8 0 1 0 0 4 15 90 1993 9 17 12 12 11 1 0 1 0 1 9 4 77 1994 8 7 13 3 4 0 0 0 0 7 6 4 52 1995 5 8 11 15 2 5 0 0 1 3 0 14 64 1996 6 12 21 7 8 1 0 0 0 4 1 5 65 1997 3 4 20 10 5 6 0 0 0 5 4 10 67 1998 13 15 8 9 4 2 1 3 0 0 1 2 58 1999 13 6 15 8 2 1 2 1 2 0 6 1 57 2000 8 8 2 1 1 0 0 0 2 5 4 8 39 2001 5 4 8 3 3 2 0 1 1 1 6 11 45 2002 9 7 7 10 7 1 0 0 0 1 6 9 57 2003 7 13 14 9 8 1 0 0 0 1 3 8 64 MEAN 9.1 8.9 11.0 8.4 5.3 1.5 0.5 0.3 0.3 1.9 3.7 7.4 58.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 0 0 1 2 1 1 0 0 0 0 0 0 5 1960 *** 0 2 7 5 0 0 0 0 0 0 0 *** 1961 0 0 1 1 1 1 0 0 0 0 0 0 4 1962 0 4 4 6 3 0 0 0 0 0 0 0 17 1963 0 4 5 2 2 0 0 0 0 0 0 0 13 1964 0 0 1 3 0 0 0 0 0 0 0 1 5 1965 1 2 0 1 0 1 1 0 0 0 0 0 6 1966 0 1 1 2 0 0 0 0 0 0 0 0 4 1967 0 1 1 3 1 0 0 0 0 0 0 0 6 1968 0 0 0 3 1 0 0 0 0 0 1 0 5 1969 0 0 0 0 0 0 0 0 1 0 2 0 3 1970 1 0 0 3 0 0 0 0 0 0 0 0 4 1971 0 0 2 0 1 0 0 0 0 0 0 0 3 1972 0 0 0 3 5 4 0 0 0 3 0 1 16 1973 0 0 4 2 0 0 0 0 0 0 0 0 6 1974 1 0 0 2 0 1 0 0 0 0 0 0 4 1975 0 1 1 0 3 0 0 0 0 1 1 0 7 1976 1 0 0 5 4 2 0 0 0 0 0 0 12 1977 0 0 0 1 2 0 0 0 0 0 0 1 4 1978 0 2 0 1 0 0 0 0 0 0 2 0 5 1979 0 0 0 1 2 1 0 0 0 2 0 0 6 1980 0 0 6 2 2 0 0 0 0 0 0 0 10 1981 1 1 3 3 2 6 2 0 0 3 0 0 21 1982 0 1 2 2 3 0 1 0 0 1 0 0 10 1983 0 0 0 0 5 0 0 0 0 0 0 0 5 1984 1 0 1 4 0 0 0 0 0 0 1 0 7 1985 1 1 0 4 5 1 0 0 0 0 0 2 14 1986 0 0 0 3 3 0 0 0 0 1 0 0 7 1987 0 1 2 1 5 0 0 0 1 0 0 0 10 1988 0 0 2 1 0 0 1 1 0 0 0 1 6 1989 0 0 3 0 5 0 0 0 0 0 0 1 9 1990 1 2 0 2 1 0 0 0 0 0 1 0 7 1991 0 0 6 4 2 1 0 0 0 0 0 0 13 1992 1 0 0 7 6 5 0 0 0 0 0 1 20 1993 0 3 2 2 8 1 0 0 0 0 2 0 18 1994 0 0 4 0 1 0 0 0 0 0 0 0 5 1995 0 2 1 3 0 2 0 0 0 0 0 1 9 1996 0 0 1 6 1 0 0 0 0 1 0 0 9 1997 0 0 0 0 1 3 0 0 0 2 0 0 6 1998 0 1 5 4 2 2 1 2 0 0 0 0 17 1999 0 1 1 0 2 1 0 0 0 0 1 0 6 2000 0 1 0 0 0 0 0 0 1 2 0 1 5 2001 0 0 2 1 0 1 0 0 0 0 0 0 4 2002 0 0 1 6 6 0 0 0 0 0 1 0 14 2003 0 0 4 3 6 1 0 0 0 0 2 0 16 MEAN 0.2 0.6 1.5 2.4 2.2 0.8 0.1 0.1 0.1 0.4 0.3 0.2 8.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 3 3 3 0 0 0 0 0 0 0 1 3 13 1960 *** 2 7 0 0 0 0 0 0 0 0 1 *** 1961 7 1 0 0 0 0 0 0 0 0 0 0 8 1962 3 3 0 0 0 0 0 0 0 0 0 1 7 1963 0 1 0 0 0 0 0 0 0 0 0 3 4 1964 5 3 0 0 0 0 0 0 0 0 1 1 10 1965 8 0 0 0 0 0 0 0 0 0 0 1 9 1966 0 0 1 0 0 0 0 0 0 0 0 1 2 1967 2 5 4 2 0 0 0 0 0 0 1 0 14 1968 5 4 1 0 0 0 0 0 0 0 0 0 10 1969 7 6 1 0 0 0 0 0 0 0 2 0 16 1970 6 1 1 0 0 0 0 0 0 0 0 2 10 1971 1 1 1 0 0 0 0 0 0 0 0 1 4 1972 5 3 1 0 0 0 0 0 0 0 0 6 15 1973 4 0 1 0 0 0 0 0 0 0 0 2 7 1974 11 7 1 1 0 0 0 0 0 0 0 2 22 1975 4 5 0 0 0 0 0 0 0 0 1 3 13 1976 2 7 4 0 0 0 0 0 0 0 2 5 20 1977 13 1 0 0 0 0 0 0 0 0 0 0 14 1978 6 4 0 0 0 0 0 0 0 0 1 1 12 1979 2 1 4 0 0 0 0 0 0 0 0 3 10 1980 9 3 1 0 0 0 0 0 0 0 0 1 14 1981 2 5 0 0 0 0 0 0 0 0 0 0 7 1982 6 11 0 0 0 0 0 0 0 0 4 7 28 1983 6 1 2 1 0 0 0 0 0 0 0 6 16 1984 6 9 0 0 0 0 0 0 0 0 0 1 16 1985 5 1 4 0 0 0 0 0 0 0 1 8 19 1986 3 9 7 0 0 0 0 0 0 0 1 4 24 1987 0 3 1 0 0 0 0 0 0 0 0 3 7 1988 7 8 3 0 0 0 0 0 0 0 0 3 21 1989 13 11 0 0 0 0 0 0 0 0 0 0 24 1990 12 9 1 0 0 0 0 0 0 0 0 6 28 1991 5 7 1 1 0 0 0 0 0 0 0 4 18 1992 12 3 5 1 0 0 0 0 0 0 1 6 28 1993 8 5 4 0 0 0 0 0 0 0 0 3 20 1994 8 6 1 1 0 0 0 0 0 0 0 2 18 1995 2 2 0 0 0 0 0 0 0 0 0 9 13 1996 5 4 6 2 0 0 0 0 0 1 1 1 20 1997 3 0 4 0 0 0 0 0 0 0 0 4 11 1998 7 6 4 0 0 0 0 0 0 0 0 0 17 1999 5 0 2 0 0 0 0 0 0 0 2 0 9 2000 4 4 2 0 0 0 0 0 0 0 1 1 12 2001 5 1 2 0 0 0 0 0 0 0 1 1 10 2002 6 6 2 0 0 0 0 0 0 0 0 4 18 2003 6 7 1 1 0 0 0 0 0 0 1 3 19 MEAN 5.4 4.0 1.8 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.5 2.5 14.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 0 1 0 1 0 1 0 0 0 4 2 0 9 1960 *** 1 8 3 4 6 2 4 0 0 0 0 *** 1961 0 0 5 0 1 2 2 3 2 1 0 0 16 1962 1 3 6 3 0 1 0 0 0 3 0 1 18 1963 0 0 4 2 1 0 0 0 0 0 0 1 8 1964 1 0 2 6 3 0 2 0 0 1 2 0 17 1965 1 2 1 7 1 0 2 3 1 2 0 1 21 1966 0 0 2 0 2 1 2 0 0 0 0 0 7 1967 0 0 6 3 3 3 1 0 1 2 0 0 19 1968 0 1 1 1 0 1 2 0 2 2 0 0 10 1969 0 2 3 5 4 6 4 5 1 1 0 0 31 1970 0 2 2 4 4 5 1 5 0 1 2 0 26 1971 1 3 6 5 3 5 2 2 2 5 2 2 38 1972 0 0 0 3 4 3 5 4 1 1 0 0 21 1973 0 1 5 5 1 0 0 2 3 0 0 0 17 1974 0 1 4 6 0 0 1 2 1 0 2 1 18 1975 0 0 2 1 3 2 3 9 1 2 1 0 24 1976 0 0 0 1 1 0 7 11 2 3 0 0 25 1977 0 0 0 0 1 1 1 2 1 4 0 0 10 1978 0 0 1 0 3 2 0 0 0 2 0 0 8 1979 0 1 1 5 1 2 1 1 1 1 1 0 15 1980 0 0 1 0 1 1 0 0 1 0 0 0 4 1981 1 0 1 1 1 0 0 0 0 1 0 0 5 1982 0 0 0 0 0 0 0 0 0 0 0 0 0 1983 1 1 0 0 0 0 0 0 0 0 0 0 2 1984 0 0 1 2 1 0 0 0 0 0 0 0 4 1985 1 4 0 3 2 0 1 0 0 3 1 2 17 1986 0 0 0 1 0 1 8 3 0 1 0 0 14 1987 2 0 1 2 3 0 4 1 4 0 0 2 19 1988 0 0 5 1 2 2 3 5 2 0 0 0 20 1989 0 0 1 4 2 2 14 2 4 2 1 0 32 1990 0 0 3 2 3 2 1 0 3 2 0 0 16 1991 0 0 0 0 5 4 3 0 0 0 0 0 12 1992 0 0 0 1 1 1 3 0 1 2 0 0 9 1993 0 0 0 0 1 1 4 0 1 2 1 0 10 1994 0 0 1 1 2 1 0 1 0 0 0 0 6 1995 0 1 2 0 1 1 0 2 1 0 1 0 9 1996 0 0 0 1 0 0 2 2 3 0 0 0 8 1997 0 0 2 1 2 1 0 0 0 1 0 0 7 1998 0 0 1 0 1 0 0 0 0 0 0 0 2 1999 0 0 0 0 0 0 1 0 0 0 0 0 1 2000 0 0 1 0 1 1 2 0 0 0 0 1 6 2001 0 0 0 0 1 2 0 0 0 1 1 0 5 2002 1 0 2 0 0 1 0 0 0 0 0 0 4 2003 0 0 0 0 0 1 0 0 0 0 0 0 1 MEAN 0.2 0.5 1.8 1.8 1.6 1.4 1.9 1.5 0.9 1.1 0.4 0.2 13.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 180 45 90 180 90 90 90 90 90 90 90 360 90 PREVAIL. DIRECT. 4.1 4.5 6.0 3.4 4.5 5.2 5.6 4.0 3.4 3.3 7.9 2.5 4.6 PREVAIL. SPEED 22.6 20.0 21.3 25.3 40.6 62.0 71.0 77.4 70.7 41.9 17.3 27.7 39.5 PREVAIL. PERCENT 5.8 4.3 3.2 0.0 1.3 0.7 0.6 0.0 0.0 0.0 58.7 7.1 6.7 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1960 *** *** 360 360 360 45 45 45 45 180 360 360 *** PREVAIL. DIRECT. ***** ***** 4.7 4.0 5.0 6.4 6.7 5.1 4.3 3.6 3.0 2.9 ***** PREVAIL. SPEED ***** ***** 23.3 18.7 25.2 30.0 36.8 33.5 43.3 25.8 24.0 12.9 ***** PREVAIL. PERCENT ***** ***** 0.6 0.7 0.0 6.0 18.1 18.7 14.0 16.1 35.3 61.9 ***** CALMS PERCENT **** 110 159 150 155 150 155 155 150 155 150 155 1644 WIND OBSER. NO. 1961 360 360 360 360 45 45 45 45 90 90 180 180 45 PREVAIL. DIRECT. 3.0 4.0 4.8 4.7 5.6 8.8 7.1 6.8 5.4 5.1 2.7 3.2 5.7 PREVAIL. SPEED 30.3 22.1 29.0 34.0 30.7 37.1 52.4 58.1 47.5 29.8 30.0 25.8 27.6 PREVAIL. PERCENT 3.9 0.7 0.0 2.7 10.2 7.5 11.3 9.7 17.9 13.3 20.8 6.5 9.7 CALMS PERCENT 155 140 155 150 205 240 248 248 240 248 240 248 2517 WIND OBSER. NO. 1962 45 360 45 45 90 90 45 45 45 45 360 360 45 PREVAIL. DIRECT. 4.3 3.6 4.1 3.4 4.7 4.2 5.1 4.1 3.6 3.0 3.4 2.8 3.8 PREVAIL. SPEED 18.1 25.9 19.4 25.0 36.3 46.7 60.5 58.1 44.2 25.4 32.5 26.6 30.2 PREVAIL. PERCENT 8.5 3.1 3.6 5.8 9.3 7.1 9.7 11.3 14.2 13.3 0.4 0.8 7.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1963 360 360 90 180 180 90 90 90 90 90 *** 180 *** PREVAIL. DIRECT. 2.6 2.8 5.3 5.1 4.7 4.5 4.1 3.1 2.7 2.1 ***** 4.3 ***** PREVAIL. SPEED 30.6 32.1 19.8 22.7 26.5 57.3 78.1 60.6 86.7 49.7 ***** 24.5 ***** PREVAIL. PERCENT 4.0 2.2 7.3 10.7 7.7 18.0 5.2 7.1 2.7 0.0 ***** 0.0 ***** CALMS PERCENT 248 224 247 150 155 150 155 155 150 155 60 155 2004 WIND OBSER. NO. 1964 45 360 135 45 45 45 45 45 45 45 180 315 45 PREVAIL. DIRECT. 3.9 4.4 4.1 5.6 4.2 5.8 6.9 5.7 3.8 4.1 2.5 2.1 5.0 PREVAIL. SPEED 41.3 23.4 22.6 28.0 29.0 38.7 62.6 67.1 44.0 33.5 18.7 23.2 34.5 PREVAIL. PERCENT 0.0 0.0 0.0 0.0 0.0 0.0 21.3 5.8 0.7 0.0 0.0 0.0 2.3 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1965 45 270 45 45 45 45 45 45 45 45 360 315 45 PREVAIL. DIRECT. 4.6 3.4 3.8 3.4 3.6 3.5 4.9 4.6 3.3 3.5 2.2 2.4 3.9 PREVAIL. SPEED 20.6 23.6 28.4 20.7 28.4 49.3 63.2 56.1 35.3 25.8 20.7 24.5 30.3 PREVAIL. PERCENT 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1966 360 180 360 45 45 45 45 45 45 45 45 180 45 PREVAIL. DIRECT. 2.0 2.6 4.2 3.7 4.2 5.0 6.4 3.6 3.0 2.9 2.7 2.9 4.0 PREVAIL. SPEED 23.9 20.0 21.3 30.7 34.2 51.3 67.7 60.6 28.0 33.5 31.3 23.2 31.9 PREVAIL. PERCENT 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1967 45 90 45 45 45 45 45 45 45 45 180 180 45 PREVAIL. DIRECT. 2.4 6.4 4.3 4.8 5.2 6.8 6.0 5.3 4.9 4.4 3.7 2.7 5.0 PREVAIL. SPEED 36.8 23.6 20.6 22.7 36.1 42.7 65.2 46.5 30.7 12.9 17.3 20.0 28.5 PREVAIL. PERCENT 0.0 0.7 0.6 0.0 0.0 0.0 0.0 25.8 32.7 49.0 58.7 56.1 18.7 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1968 180 45 180 45 45 45 45 45 45 45 180 180 45 PREVAIL. DIRECT. 3.4 4.4 3.3 4.9 5.0 6.3 5.9 5.5 4.6 5.1 3.9 4.1 5.2 PREVAIL. SPEED 16.1 13.8 14.6 18.0 26.5 26.0 29.0 35.5 22.1 13.5 19.3 13.5 17.5 PREVAIL. PERCENT 54.2 43.4 40.8 28.0 40.0 33.3 16.8 21.3 34.9 46.5 50.0 63.9 39.4 CALMS PERCENT 155 145 130 150 155 150 155 155 149 155 150 155 1804 WIND OBSER. NO. 1969 360 45 45 45 45 45 45 45 45 45 45 180 45 PREVAIL. DIRECT. 5.2 6.1 7.6 6.3 9.1 9.2 9.0 8.9 6.6 7.1 4.8 5.5 7.6 PREVAIL. SPEED 18.7 27.1 20.8 17.3 20.6 17.3 38.1 33.5 27.3 17.8 10.7 9.7 20.6 PREVAIL. PERCENT 63.9 35.0 37.0 36.0 36.1 33.3 20.0 34.8 47.3 53.4 60.7 67.7 43.9 CALMS PERCENT 155 140 154 150 155 150 155 155 150 163 150 155 1832 WIND OBSER. NO. 1970 225 45 45 45 45 45 45 45 45 45 180 225 45 PREVAIL. DIRECT. 7.3 5.1 7.5 8.2 7.2 9.1 8.1 8.6 7.5 8.8 5.6 6.9 8.1 PREVAIL. SPEED 6.5 9.3 27.1 27.3 20.0 50.7 49.7 61.9 32.7 14.2 14.7 5.8 25.4 PREVAIL. PERCENT 69.7 58.6 40.6 39.3 43.9 25.3 23.9 14.2 50.7 61.9 69.3 81.9 48.2 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1971 45 225 45 225 45 45 45 45 45 45 45 135 45 PREVAIL. DIRECT. 6.8 6.4 9.5 8.0 9.0 9.3 8.5 7.8 6.9 6.7 5.1 6.8 8.0 PREVAIL. SPEED 18.1 10.0 11.0 19.3 26.5 56.0 45.8 54.9 41.3 14.2 10.7 8.4 25.2 PREVAIL. PERCENT 61.3 66.4 49.7 38.7 43.9 20.7 24.5 26.8 22.7 51.0 68.0 69.0 45.1 CALMS PERCENT 155 140 155 150 155 150 155 153 150 155 150 155 1823 WIND OBSER. NO. 1972 225 45 45 45 45 45 45 45 45 45 45 45 45 PREVAIL. DIRECT. 7.9 8.9 8.0 7.8 7.7 7.7 8.9 9.0 8.0 8.0 7.9 6.7 8.2 PREVAIL. SPEED 11.0 11.7 17.4 13.3 14.9 28.9 41.9 36.8 20.0 6.9 11.9 10.6 19.0 PREVAIL. PERCENT 69.0 79.3 49.7 49.3 49.1 43.8 28.5 41.1 59.0 67.3 70.5 68.7 56.2 CALMS PERCENT 155 145 155 150 175 201 186 209 210 217 210 217 2230 WIND OBSER. NO. 1973 180 180 45 225 45 45 45 45 45 180 180 90 45 PREVAIL. DIRECT. 5.8 7.4 7.9 9.8 8.8 9.5 8.5 9.8 7.7 4.9 5.5 6.9 8.7 PREVAIL. SPEED 7.5 10.1 17.7 17.8 33.9 60.0 46.5 42.5 39.4 10.3 11.6 6.5 22.7 PREVAIL. PERCENT 67.2 70.8 44.1 47.8 30.1 21.1 24.9 11.8 43.3 72.9 72.6 82.6 47.7 CALMS PERCENT 186 168 186 180 186 180 185 186 180 155 146 155 2093 WIND OBSER. NO. 1974 90 90 90 225 90 90 45 90 90 90 90 225 90 PREVAIL. DIRECT. 7.8 7.1 8.5 8.5 7.5 7.2 9.6 8.0 7.3 6.3 5.4 5.8 7.8 PREVAIL. SPEED 11.0 10.0 23.9 16.0 21.3 31.3 41.3 31.6 26.7 9.7 8.7 7.7 18.6 PREVAIL. PERCENT 78.1 84.3 48.4 42.7 40.6 28.0 14.2 29.0 52.0 56.8 65.3 72.9 50.8 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1975 90 90 225 90 45 45 45 45 90 90 90 90 45 PREVAIL. DIRECT. 5.5 6.9 5.8 7.7 5.7 7.3 9.2 9.3 7.9 7.3 8.6 7.2 8.1 PREVAIL. SPEED 6.5 7.9 13.5 13.3 14.2 31.4 36.6 43.0 24.0 12.9 8.7 5.9 15.5 PREVAIL. PERCENT 76.8 75.0 36.8 50.0 45.8 32.7 25.8 21.2 45.3 64.5 80.0 76.9 52.1 CALMS PERCENT 155 140 155 150 155 159 186 165 150 155 150 186 1906 WIND OBSER. NO. 1976 180 90 90 90 90 90 90 45 90 90 45 45 90 PREVAIL. DIRECT. 6.5 5.9 8.1 8.1 7.3 8.9 9.3 8.5 7.1 7.7 6.3 5.8 8.2 PREVAIL. SPEED 3.2 4.6 12.9 12.2 26.3 37.8 43.0 40.9 21.1 11.8 7.8 4.3 16.9 PREVAIL. PERCENT 87.1 74.7 68.3 61.7 39.2 32.2 22.0 29.6 52.2 55.4 82.2 84.4 57.3 CALMS PERCENT 186 174 186 180 186 180 186 186 180 186 180 186 2196 WIND OBSER. NO. 1977 45 315 90 90 90 90 90 45 45 90 180 45 90 PREVAIL. DIRECT. 5.8 3.7 7.5 7.5 6.3 7.8 8.9 8.1 7.1 9.0 5.7 8.2 8.0 PREVAIL. SPEED 12.4 7.7 12.9 12.8 18.8 30.0 40.3 31.7 22.0 13.5 4.7 3.9 16.2 PREVAIL. PERCENT 76.9 72.0 56.5 56.1 47.8 35.6 16.7 31.2 48.7 62.6 80.0 82.6 54.6 CALMS PERCENT 186 168 186 180 186 180 186 186 150 155 150 155 2068 WIND OBSER. NO. 1978 45 90 180 180 90 90 45 45 45 90 45 180 45 PREVAIL. DIRECT. 9.0 7.7 6.1 6.4 10.3 8.3 9.8 7.7 6.5 6.8 6.5 5.0 8.0 PREVAIL. SPEED 3.2 7.1 11.0 15.3 20.0 34.0 55.5 41.3 22.7 9.0 12.0 7.1 16.5 PREVAIL. PERCENT 87.1 75.7 55.5 45.3 38.1 34.0 19.4 25.2 53.3 68.4 66.0 74.8 53.4 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1979 45 45 225 225 45 45 45 45 45 180 45 45 45 PREVAIL. DIRECT. 6.9 6.2 6.5 8.6 7.9 9.0 9.2 8.5 6.5 6.8 7.0 6.1 8.1 PREVAIL. SPEED 6.5 9.3 7.1 11.3 25.8 24.7 49.0 36.8 26.0 10.2 11.1 4.8 17.6 PREVAIL. PERCENT 78.1 66.4 69.7 50.7 32.3 42.0 31.6 39.4 42.7 63.1 75.0 76.3 56.2 CALMS PERCENT 155 140 155 150 155 150 155 155 150 157 180 186 1888 WIND OBSER. NO. 1980 45 45 180 180 45 45 45 45 45 45 180 135 45 PREVAIL. DIRECT. 8.1 6.8 7.1 7.3 8.1 6.9 9.0 7.0 6.3 7.9 4.9 5.4 7.7 PREVAIL. SPEED 8.6 9.8 5.9 13.3 15.6 31.1 50.5 30.6 11.2 4.8 3.9 2.7 14.2 PREVAIL. PERCENT 78.0 81.0 76.3 59.4 48.9 41.7 26.3 40.3 67.6 76.3 86.7 87.6 64.1 CALMS PERCENT 186 174 186 180 186 180 186 186 179 186 180 186 2195 WIND OBSER. NO. 1981 180 45 135 45 45 45 45 45 45 45 180 45 45 PREVAIL. DIRECT. 6.8 6.7 8.3 7.9 6.9 6.6 7.1 6.6 6.9 5.5 7.0 6.0 6.8 PREVAIL. SPEED 2.7 6.5 8.1 10.6 12.9 20.0 38.7 44.9 12.2 6.5 3.3 0.5 13.3 PREVAIL. PERCENT 90.8 82.7 67.2 57.8 54.3 51.7 32.8 40.0 71.1 81.7 91.1 97.8 68.1 CALMS PERCENT 185 168 186 180 186 180 186 185 180 186 180 186 2188 WIND OBSER. NO. 1982 45 45 45 45 45 90 45 45 45 45 45 90 45 PREVAIL. DIRECT. 6.0 5.8 4.7 6.7 6.4 7.3 8.0 6.7 5.1 5.6 5.4 10.8 6.6 PREVAIL. SPEED 2.7 4.8 6.2 10.2 23.0 23.3 24.7 28.2 12.5 9.4 7.3 2.7 12.0 PREVAIL. PERCENT 89.8 76.8 68.9 69.5 54.6 58.3 52.7 46.5 73.8 74.7 81.5 91.9 70.0 CALMS PERCENT 186 168 177 167 174 180 186 170 168 170 178 186 2110 WIND OBSER. NO. 1983 135 225 45 45 45 90 90 45 90 45 225 90 45 PREVAIL. DIRECT. 10.8 6.6 8.1 8.1 7.7 9.3 8.5 8.7 8.8 7.4 6.5 6.0 8.2 PREVAIL. SPEED 4.3 4.7 9.5 9.6 12.5 24.0 24.1 30.6 20.8 7.7 3.3 2.4 11.9 PREVAIL. PERCENT 82.1 83.8 54.0 68.3 63.3 50.7 46.9 36.7 55.4 74.6 86.3 92.7 65.7 CALMS PERCENT 184 148 189 240 248 217 241 248 240 248 240 248 2691 WIND OBSER. NO. 1984 45 45 225 270 45 45 45 45 90 360 45 45 45 PREVAIL. DIRECT. 6.0 6.3 7.7 9.3 7.1 7.9 8.5 8.1 5.4 8.9 7.8 7.0 7.7 PREVAIL. SPEED 4.0 8.2 4.8 5.4 15.3 25.0 39.9 25.9 6.7 4.4 5.4 2.4 11.7 PREVAIL. PERCENT 92.3 83.2 80.6 73.8 56.0 42.5 34.7 54.3 86.7 83.9 85.0 92.7 72.1 CALMS PERCENT 248 232 248 240 248 240 248 247 240 248 240 248 2927 WIND OBSER. NO. 1985 90 225 45 45 45 45 360 360 45 45 45 45 45 PREVAIL. DIRECT. 5.5 8.7 6.9 6.2 4.7 7.5 13.8 13.0 9.1 8.4 6.8 6.2 8.8 PREVAIL. SPEED 1.7 10.7 7.3 7.1 3.6 12.1 39.5 46.8 15.8 20.6 6.7 7.3 11.0 PREVAIL. PERCENT 96.6 67.9 78.6 78.3 86.7 75.3 23.4 23.0 62.1 56.9 79.2 84.7 67.5 CALMS PERCENT 235 224 248 240 248 239 248 248 240 248 240 248 2906 WIND OBSER. NO. 1986 315 45 45 45 45 45 360 360 360 45 180 315 45 PREVAIL. DIRECT. 6.9 7.2 9.4 10.4 9.0 9.0 13.6 12.8 9.6 8.6 6.7 8.1 9.1 PREVAIL. SPEED 6.9 10.3 21.0 36.7 17.3 24.6 48.0 44.4 21.5 14.6 7.3 9.4 15.2 PREVAIL. PERCENT 78.6 77.7 57.3 42.5 52.8 45.8 23.8 30.2 46.1 48.8 68.7 75.3 53.8 CALMS PERCENT 248 224 248 240 248 240 248 189 228 213 150 235 2711 WIND OBSER. NO. 1987 315 45 180 45 45 360 45 360 45 315 45 315 45 PREVAIL. DIRECT. 4.1 7.3 9.8 9.2 7.9 9.6 8.7 9.9 9.0 10.7 7.3 4.7 8.7 PREVAIL. SPEED 9.7 10.7 12.5 13.8 17.2 27.8 29.5 35.9 28.6 11.7 12.1 14.9 14.7 PREVAIL. PERCENT 71.4 63.4 49.6 48.8 48.5 29.1 20.5 24.6 46.2 58.1 59.2 66.1 49.8 CALMS PERCENT 248 224 248 240 204 151 200 248 238 248 240 248 2737 WIND OBSER. NO. 1988 315 315 315 90 90 90 45 45 90 90 360 360 90 PREVAIL. DIRECT. 6.0 6.2 9.5 9.2 10.4 11.4 13.7 12.0 9.5 8.4 5.8 5.7 10.2 PREVAIL. SPEED 13.3 12.9 16.9 17.0 29.5 32.5 43.1 41.1 27.1 18.1 13.8 16.5 18.1 PREVAIL. PERCENT 64.2 52.2 43.5 37.2 33.2 33.3 12.5 26.6 33.9 51.6 47.5 59.3 41.2 CALMS PERCENT 218 232 248 223 190 240 248 248 236 248 240 248 2819 WIND OBSER. NO. 1989 360 90 90 90 90 90 45 45 90 90 360 360 90 PREVAIL. DIRECT. 6.9 7.9 7.4 10.9 10.4 10.2 15.5 11.3 10.1 9.5 6.1 4.9 9.6 PREVAIL. SPEED 14.5 17.0 17.3 24.2 26.6 43.8 43.1 29.0 28.8 16.5 12.9 12.9 20.5 PREVAIL. PERCENT 62.9 62.9 50.8 39.7 39.1 29.6 21.0 36.7 46.7 53.6 55.0 64.9 46.9 CALMS PERCENT 248 224 248 219 248 240 248 248 240 248 240 248 2899 WIND OBSER. NO. 1990 90 90 360 90 90 90 45 90 90 360 360 360 90 PREVAIL. DIRECT. 7.2 8.3 7.8 9.0 11.3 10.4 13.2 9.7 8.2 5.6 4.7 5.5 9.6 PREVAIL. SPEED 10.5 24.1 20.2 19.6 41.5 30.8 39.5 40.3 21.7 16.9 22.6 16.6 22.2 PREVAIL. PERCENT 63.7 46.9 38.7 41.3 25.8 32.1 13.7 22.6 46.7 43.5 44.9 57.1 39.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 234 217 2883 WIND OBSER. NO. 1991 360 90 90 360 90 90 45 90 90 360 360 225 90 PREVAIL. DIRECT. 4.9 6.5 6.7 6.9 7.3 9.3 10.7 8.2 7.0 6.4 5.1 6.5 7.9 PREVAIL. SPEED 14.9 18.3 29.4 19.2 25.0 49.1 33.2 27.5 27.6 17.4 16.3 11.0 21.4 PREVAIL. PERCENT 70.6 53.6 40.3 33.8 26.2 16.8 15.2 30.0 29.7 54.0 50.0 60.8 40.0 CALMS PERCENT 228 224 248 240 248 232 217 247 232 224 240 237 2817 WIND OBSER. NO. 1992 360 360 90 90 90 90 45 45 45 90 360 90 90 PREVAIL. DIRECT. 5.4 6.2 7.8 9.2 8.0 8.2 11.1 9.9 10.8 8.5 5.4 6.4 8.4 PREVAIL. SPEED 15.7 19.8 21.8 23.8 26.6 32.9 40.3 29.2 19.9 20.2 15.4 5.6 18.5 PREVAIL. PERCENT 53.9 51.3 43.5 37.5 38.7 27.5 21.0 20.2 39.8 54.8 61.7 74.6 43.7 CALMS PERCENT 217 232 248 240 248 240 248 233 226 248 240 248 2868 WIND OBSER. NO. 1993 360 90 90 90 90 90 45 45 90 90 90 360 90 PREVAIL. DIRECT. 6.3 6.0 6.7 7.6 7.3 9.7 12.4 9.3 8.7 8.8 5.6 5.7 8.1 PREVAIL. SPEED 11.7 17.0 18.1 17.1 26.2 31.7 50.0 26.2 24.2 25.0 7.9 14.5 19.1 PREVAIL. PERCENT 65.3 54.5 51.6 55.4 39.5 32.5 15.3 32.7 43.3 56.9 70.0 75.4 49.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1994 360 90 90 90 90 90 90 90 90 90 90 360 90 PREVAIL. DIRECT. 5.9 8.4 8.1 7.1 7.6 10.5 9.9 9.3 6.6 8.6 5.8 7.3 8.6 PREVAIL. SPEED 10.9 17.4 17.3 25.8 22.6 45.0 37.9 36.3 26.7 19.0 6.7 11.7 21.7 PREVAIL. PERCENT 77.8 47.8 56.0 45.4 42.7 26.3 20.6 32.7 42.5 63.7 70.4 71.0 49.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1995 360 90 90 90 90 90 90 45 90 90 360 90 90 PREVAIL. DIRECT. 5.2 6.7 7.7 7.5 9.2 9.8 11.0 11.6 8.9 10.5 7.0 8.2 9.2 PREVAIL. SPEED 8.9 14.7 14.9 12.9 18.1 31.3 39.5 28.6 24.2 26.6 14.2 7.7 18.9 PREVAIL. PERCENT 73.8 58.0 57.7 60.0 38.3 35.0 24.6 31.9 46.3 49.6 62.5 82.3 51.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1996 360 90 90 90 90 90 45 45 90 90 90 360 90 PREVAIL. DIRECT. 7.5 9.6 9.5 11.0 9.7 11.6 14.4 13.7 10.6 9.7 9.0 6.1 10.2 PREVAIL. SPEED 9.7 14.2 28.6 24.6 28.2 35.8 51.6 27.4 31.3 14.9 12.9 8.9 20.2 PREVAIL. PERCENT 69.8 56.5 51.6 45.0 46.4 25.0 11.7 28.2 46.3 56.0 66.7 77.0 48.3 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1997 360 360 90 90 90 45 90 45 90 90 90 360 90 PREVAIL. DIRECT. 7.8 11.3 10.0 8.9 8.7 10.9 9.7 10.1 9.5 8.2 7.7 8.0 9.4 PREVAIL. SPEED 6.9 12.6 16.1 14.2 19.4 22.1 32.3 27.0 27.9 9.3 12.1 5.2 15.7 PREVAIL. PERCENT 76.2 55.2 52.4 54.6 39.9 33.3 30.2 41.9 53.3 70.2 79.6 84.3 55.9 CALMS PERCENT 248 223 248 240 248 240 248 248 240 248 240 248 2919 WIND OBSER. NO. 1998 225 360 225 90 90 45 45 45 90 90 90 90 90 PREVAIL. DIRECT. 8.4 10.6 11.2 8.0 8.5 10.5 11.8 11.4 8.4 7.6 7.6 7.4 8.2 PREVAIL. SPEED 4.4 10.3 8.1 11.7 29.8 35.0 29.0 32.3 30.0 21.8 9.2 12.1 16.5 PREVAIL. PERCENT 79.8 64.7 69.8 53.3 35.9 31.3 26.6 33.5 47.1 54.0 73.3 74.6 53.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1999 360 225 90 90 90 90 90 45 90 90 90 360 90 PREVAIL. DIRECT. 8.1 8.9 7.7 9.1 8.3 8.2 8.5 12.8 8.6 7.8 7.8 6.6 8.3 PREVAIL. SPEED 11.3 8.5 21.0 30.0 33.5 38.3 35.9 42.7 27.9 16.9 10.4 7.7 20.4 PREVAIL. PERCENT 75.4 76.3 53.2 39.6 39.1 34.2 23.8 29.0 53.8 62.9 71.3 78.6 52.9 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2000 360 360 90 90 90 90 45 45 90 90 90 90 90 PREVAIL. DIRECT. 7.6 7.6 7.2 8.1 9.7 9.6 10.2 10.5 7.9 7.3 7.7 7.1 8.6 PREVAIL. SPEED 8.5 9.1 13.7 15.0 40.3 31.3 42.7 41.9 31.3 26.2 15.0 5.2 19.7 PREVAIL. PERCENT 77.0 75.4 58.5 47.1 34.3 34.6 14.9 25.0 44.6 57.7 70.0 84.3 51.8 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2001 90 360 90 90 90 90 90 45 90 90 360 225 90 PREVAIL. DIRECT. 7.8 6.4 6.9 8.5 8.9 9.3 9.2 8.4 7.4 8.4 8.4 6.5 8.4 PREVAIL. SPEED 12.9 10.3 9.3 22.1 31.0 34.6 40.3 29.0 27.1 17.3 7.1 4.4 19.4 PREVAIL. PERCENT 75.0 62.9 64.1 49.6 36.7 32.9 20.2 39.5 51.3 61.3 70.0 84.7 54.0 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2002 360 90 270 90 90 90 90 90 90 90 90 90 90 PREVAIL. DIRECT. 6.0 9.4 9.8 7.1 8.1 8.2 8.3 8.0 6.3 7.3 5.8 5.9 7.7 PREVAIL. SPEED 8.1 8.0 10.5 15.0 30.2 30.4 35.1 30.6 16.7 12.1 13.3 6.5 17.6 PREVAIL. PERCENT 74.6 64.3 54.8 49.6 37.5 36.3 27.0 39.9 61.7 65.7 68.8 78.6 54.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2003 90 90 90 90 90 90 90 45 90 360 360 360 90 PREVAIL. DIRECT. 8.0 6.4 7.9 8.1 6.8 7.4 6.0 6.7 7.0 7.0 9.4 8.7 6.8 PREVAIL. SPEED 7.3 9.4 10.1 22.1 15.3 37.5 36.3 32.3 23.8 6.5 7.9 8.9 16.3 PREVAIL. PERCENT 79.0 69.2 56.5 51.3 48.0 35.8 46.4 42.3 59.2 73.8 72.5 75.0 59.0 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1959-2003 360 90 90 90 90 90 45 45 90 90 360 360 45 PREVAIL. DIRECT. 4.9 6.9 7.4 7.7 7.8 8.3 9.4 8.4 6.9 7.1 5.4 4.9 7.6 PREVAIL. SPEED 8.2 8.9 11.4 13.7 20.1 27.4 37.6 34.3 21.9 13.1 7.5 7.2 15.1 PREVAIL. PERCENT MEAN 63.4 55.2 46.1 42.2 36.7 30.3 21.4 27.9 43.5 52.5 61.7 66.2 45.6 CALMS PERCENT MEAN 204.2 187.5 204.6 196.9 203.6 198.6 206.1 206.0 199.5 205.2 199.5 206.8 2418.5 WIND OBSER. NO. =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 162 60 82 103 83 88 79 87 83 117 108 153 91 VECTOR DIRECT. 0.8 0.6 0.8 1.1 2.1 3.4 4.7 3.5 2.5 1.4 1.5 0.7 1.8 WIND MAGNITUDE 21.6 13.0 19.0 27.5 50.0 77.3 92.2 94.6 75.8 45.2 50.0 20.6 46.2 STEADINESES(%) 1960 *** *** 38 83 35 57 36 39 45 94 21 45 *** VECTOR DIRECT. **** **** 0.3 1.0 1.6 2.7 4.5 3.2 2.5 1.2 0.6 0.3 **** WIND MAGNITUDE ***** ***** 6.1 19.2 28.1 51.9 83.3 78.0 78.1 38.7 31.6 25.0 ***** STEADINESES(%) 1961 13 112 285 33 52 58 63 57 91 99 136 228 63 VECTOR DIRECT. 1.1 0.5 1.5 1.7 2.9 5.0 6.1 5.7 3.4 2.2 0.9 0.5 2.1 WIND MAGNITUDE 34.4 9.3 24.6 33.3 49.2 64.1 88.4 90.5 85.0 59.5 37.5 17.2 42.0 STEADINESES(%) 1962 59 56 162 80 65 73 55 53 71 35 19 21 61 VECTOR DIRECT. 0.6 0.9 0.4 0.9 2.5 2.9 4.4 3.3 3.0 0.8 0.8 0.4 1.6 WIND MAGNITUDE 17.6 22.0 8.7 20.5 65.8 82.9 89.8 86.8 85.7 25.0 25.8 14.8 42.1 STEADINESES(%) 1963 74 5 63 140 120 91 79 73 90 93 *** 36 *** VECTOR DIRECT. 0.3 0.5 0.9 1.0 0.8 2.8 3.8 3.0 2.4 1.3 **** 0.6 **** WIND MAGNITUDE 11.5 14.7 22.5 32.3 21.6 82.4 90.5 93.8 96.0 65.0 ***** 12.5 ***** STEADINESES(%) 1964 28 29 128 117 48 64 58 58 63 72 239 341 58 VECTOR DIRECT. 2.3 1.4 0.8 0.7 0.9 3.9 5.1 4.8 2.4 1.6 0.4 0.3 1.9 WIND MAGNITUDE 57.5 32.6 19.5 11.3 20.0 73.6 94.4 94.1 66.7 43.2 14.8 11.5 44.2 STEADINESES(%) 1965 75 293 55 259 49 62 54 45 57 66 334 273 50 VECTOR DIRECT. 1.2 0.7 1.0 0.8 2.0 2.4 3.7 3.6 2.0 0.4 0.2 0.3 1.2 WIND MAGNITUDE 33.3 28.0 30.3 18.2 50.0 68.6 82.2 92.3 66.7 12.9 8.3 12.5 35.3 STEADINESES(%) 1966 294 224 277 65 51 62 52 50 64 71 59 247 54 VECTOR DIRECT. 0.4 0.3 0.8 0.9 1.5 3.9 5.1 2.9 1.4 1.2 0.8 0.5 1.3 WIND MAGNITUDE 19.0 11.5 17.0 22.5 32.6 79.6 89.5 82.9 50.0 40.0 33.3 19.2 36.1 STEADINESES(%) 1967 17 98 165 105 43 66 58 46 48 61 182 189 66 VECTOR DIRECT. 0.6 1.9 0.8 1.2 2.2 4.3 5.2 3.4 1.7 0.6 0.6 0.6 1.6 WIND MAGNITUDE 23.1 42.2 15.1 25.5 43.1 68.3 89.7 87.2 51.5 26.1 37.5 42.9 41.0 STEADINESES(%) 1968 204 16 208 60 38 67 3 44 64 339 145 135 48 VECTOR DIRECT. 0.6 0.6 0.1 1.0 1.9 1.9 1.2 3.2 1.3 0.3 0.2 0.3 0.8 WIND MAGNITUDE 37.5 28.6 4.2 32.3 67.9 57.6 28.6 78.0 41.9 11.1 10.0 20.0 29.6 STEADINESES(%) 1969 15 46 77 29 20 25 29 26 48 48 63 139 37 VECTOR DIRECT. 1.3 1.3 1.5 0.5 1.1 1.2 2.6 4.2 2.1 0.8 0.4 0.4 1.3 WIND MAGNITUDE 72.2 36.1 36.6 11.9 22.9 19.7 39.4 76.4 65.6 27.6 20.0 23.5 33.3 STEADINESES(%) 1970 186 187 86 68 83 56 42 51 50 84 179 176 61 VECTOR DIRECT. 0.1 0.5 1.8 2.2 1.1 5.6 5.1 6.4 2.9 1.1 1.0 0.7 2.0 WIND MAGNITUDE 5.6 21.7 43.9 46.8 26.8 88.9 86.4 88.9 85.3 42.3 55.6 63.6 52.6 STEADINESES(%) 1971 62 163 142 163 62 52 32 47 33 106 126 161 56 VECTOR DIRECT. 1.2 0.7 0.8 0.9 2.6 6.3 4.9 5.0 4.0 1.1 0.6 0.7 2.0 WIND MAGNITUDE 52.2 30.4 20.5 20.0 63.4 91.3 81.7 92.6 74.1 35.5 31.6 33.3 50.0 STEADINESES(%) 1972 281 30 87 102 156 30 31 34 45 114 89 56 43 VECTOR DIRECT. 0.7 1.5 1.1 1.1 0.6 3.0 5.3 4.3 2.0 0.3 0.9 0.6 1.5 WIND MAGNITUDE 33.3 75.0 28.9 28.9 14.6 69.8 85.5 82.7 64.5 14.3 42.9 28.6 44.1 STEADINESES(%) 1973 154 197 54 212 47 44 45 15 50 114 191 49 42 VECTOR DIRECT. 0.2 1.1 0.4 1.6 3.2 6.4 4.0 7.1 3.5 0.4 0.7 0.6 1.8 WIND MAGNITUDE 8.3 47.8 8.5 36.4 59.3 86.5 62.5 80.7 81.4 25.0 41.2 50.0 42.9 STEADINESES(%) 1974 64 74 87 173 80 79 63 68 92 95 123 194 78 VECTOR DIRECT. 0.9 1.0 2.4 0.7 2.6 3.4 7.3 4.6 2.6 0.4 0.7 0.6 2.1 WIND MAGNITUDE 52.9 100.0 60.0 14.0 57.8 72.3 90.1 85.2 76.5 16.7 38.9 37.5 58.3 STEADINESES(%) 1975 31 39 174 87 50 68 61 62 75 89 63 128 69 VECTOR DIRECT. 0.2 0.4 1.0 1.4 1.0 4.1 5.3 6.5 3.1 0.8 0.8 0.3 1.9 WIND MAGNITUDE 14.3 22.2 21.7 45.2 30.3 78.8 84.1 89.0 75.6 30.8 50.0 17.6 52.8 STEADINESES(%) 1976 201 89 78 94 70 75 69 57 81 99 66 69 71 VECTOR DIRECT. 0.2 0.1 1.2 0.6 2.0 4.9 6.6 5.3 2.3 0.9 0.7 0.4 2.1 WIND MAGNITUDE 22.2 6.3 46.2 20.7 44.4 87.5 91.7 89.8 71.9 33.3 70.0 50.0 65.6 STEADINESES(%) 1977 40 348 84 112 61 69 69 63 69 85 159 128 68 VECTOR DIRECT. 0.9 0.6 1.1 0.8 1.8 3.8 6.8 5.1 3.0 1.5 0.1 0.2 2.0 WIND MAGNITUDE 64.3 42.9 37.9 27.6 52.9 80.9 93.2 87.9 78.9 53.6 8.3 16.7 62.5 STEADINESES(%) 1978 75 78 147 205 83 75 47 61 55 101 102 148 70 VECTOR DIRECT. 0.4 1.0 0.6 1.2 2.7 3.7 7.0 5.1 2.3 0.9 0.6 0.6 1.8 WIND MAGNITUDE 50.0 55.6 20.0 29.3 50.0 68.5 92.1 89.5 74.2 47.4 30.0 37.5 51.4 STEADINESES(%) 1979 94 17 172 262 50 73 54 37 63 169 68 220 59 VECTOR DIRECT. 0.7 0.4 0.2 0.5 2.2 3.7 5.8 3.8 2.7 0.9 0.7 0.2 1.5 WIND MAGNITUDE 43.8 17.4 9.1 12.2 41.5 75.5 92.1 79.2 69.2 36.0 43.8 13.3 44.1 STEADINESES(%) 1980 76 35 208 219 79 69 50 68 63 101 204 227 67 VECTOR DIRECT. 0.9 0.8 0.4 1.7 1.6 3.3 5.8 3.9 1.4 0.5 0.2 0.1 1.3 WIND MAGNITUDE 56.3 61.5 20.0 56.7 39.0 76.7 87.9 88.6 66.7 29.4 22.2 12.5 48.1 STEADINESES(%) 1981 220 60 165 98 81 59 49 54 43 38 197 331 62 VECTOR DIRECT. 0.3 0.3 0.9 0.9 1.3 1.8 4.4 3.6 1.3 0.4 0.4 0.1 1.1 WIND MAGNITUDE 42.9 27.3 36.0 26.5 40.6 54.5 84.6 90.0 65.0 36.4 66.7 100.0 47.8 STEADINESES(%) 1982 109 99 102 57 53 77 61 68 56 353 80 74 67 VECTOR DIRECT. 0.2 0.4 0.7 0.6 1.9 2.6 3.4 3.3 1.1 0.4 0.5 0.4 1.2 WIND MAGNITUDE 25.0 28.6 35.0 31.6 63.3 86.7 89.5 91.7 73.3 23.5 45.5 57.1 60.0 STEADINESES(%) 1983 137 258 71 89 62 78 59 61 68 67 316 82 66 VECTOR DIRECT. 0.4 0.6 1.1 0.4 1.6 3.5 3.9 4.9 3.5 1.2 0.3 0.2 1.6 WIND MAGNITUDE 30.8 50.0 33.3 16.7 61.5 87.5 86.7 87.5 92.1 63.2 27.3 50.0 59.3 STEADINESES(%) 1984 52 36 214 251 47 55 37 59 72 13 63 69 48 VECTOR DIRECT. 0.3 0.7 0.3 0.4 1.2 3.6 4.9 3.3 0.7 0.4 0.3 0.2 1.2 WIND MAGNITUDE 75.0 63.6 23.1 22.2 37.5 83.7 89.1 91.7 87.5 33.3 27.3 50.0 57.1 STEADINESES(%) 1985 56 228 69 56 44 28 17 360 35 43 21 22 16 VECTOR DIRECT. 0.2 1.6 0.6 0.7 0.3 1.7 8.4 8.3 2.0 1.7 0.3 0.5 1.9 WIND MAGNITUDE 100.0 64.0 42.9 50.0 37.5 81.0 88.4 89.2 64.5 51.5 25.0 55.6 63.3 STEADINESES(%) 1986 273 31 30 46 6 22 358 356 356 47 159 352 9 VECTOR DIRECT. 0.4 0.8 2.4 3.9 0.8 3.9 8.6 7.6 3.6 0.8 0.3 0.8 2.6 WIND MAGNITUDE 28.6 57.1 64.9 69.6 18.6 73.6 90.5 88.4 75.0 21.6 14.3 42.1 59.1 STEADINESES(%) 1987 244 355 188 169 5 23 13 13 56 15 12 259 19 VECTOR DIRECT. 0.3 0.3 0.5 0.7 1.7 4.6 5.7 6.2 3.3 1.9 0.4 0.7 1.8 WIND MAGNITUDE 18.8 11.5 10.9 15.2 41.5 71.9 78.1 82.7 75.0 51.4 14.8 33.3 41.9 STEADINESES(%) 1988 323 3 334 58 87 76 62 60 66 70 317 8 62 VECTOR DIRECT. 0.4 0.9 0.8 1.5 3.3 4.4 10.2 7.1 4.5 1.4 0.4 0.6 2.7 WIND MAGNITUDE 16.7 28.1 14.5 25.0 48.5 62.9 91.1 88.7 70.3 36.8 10.3 21.4 48.2 STEADINESES(%) 1989 11 61 45 70 90 87 51 59 90 78 41 267 67 VECTOR DIRECT. 1.0 1.9 0.9 2.7 2.9 5.7 9.3 5.7 3.3 1.3 0.3 0.2 2.7 WIND MAGNITUDE 34.5 65.5 20.9 45.8 49.2 82.6 88.6 86.4 68.7 35.1 8.8 9.1 54.0 STEADINESES(%) 1990 50 91 48 86 82 65 52 71 66 65 322 352 64 VECTOR DIRECT. 1.2 1.4 1.7 0.8 5.1 4.9 8.8 6.5 3.0 1.3 0.7 0.6 2.8 WIND MAGNITUDE 44.4 35.9 34.0 15.4 67.1 71.0 87.1 81.3 75.0 31.0 21.2 25.0 52.8 STEADINESES(%) 1991 347 72 78 63 42 75 60 59 61 34 57 245 61 VECTOR DIRECT. 0.7 1.3 2.1 0.5 2.0 6.0 6.7 4.6 3.1 1.2 0.6 0.5 2.3 WIND MAGNITUDE 46.7 41.9 55.3 10.2 32.8 77.9 81.7 79.3 62.0 44.4 22.2 20.8 51.1 STEADINESES(%) 1992 66 334 79 79 75 74 52 48 53 96 357 71 58 VECTOR DIRECT. 0.6 0.6 0.9 1.3 1.7 3.2 6.8 5.8 4.1 1.5 0.5 0.2 2.1 WIND MAGNITUDE 21.4 19.4 20.9 24.5 35.4 54.2 86.1 79.5 70.7 48.4 22.7 12.5 46.7 STEADINESES(%) 1993 24 109 48 96 60 64 52 54 66 90 17 347 61 VECTOR DIRECT. 0.8 1.3 0.6 0.9 1.8 5.3 8.8 4.7 3.2 2.1 0.3 0.5 2.4 WIND MAGNITUDE 38.1 41.9 15.4 29.0 37.5 81.5 90.7 82.5 69.6 65.6 14.3 35.7 57.1 STEADINESES(%) 1994 353 55 119 62 91 79 64 68 58 76 264 314 67 VECTOR DIRECT. 0.5 1.2 0.9 1.6 1.2 5.7 6.7 5.6 3.3 1.7 0.5 1.0 2.2 WIND MAGNITUDE 41.7 27.3 28.1 38.1 26.1 80.3 85.9 87.5 78.6 65.4 26.3 47.6 52.4 STEADINESES(%) 1995 355 65 43 41 47 74 71 56 70 84 336 69 64 VECTOR DIRECT. 0.2 0.8 0.4 0.9 3.4 4.5 7.3 5.6 3.0 2.9 0.7 0.3 2.4 WIND MAGNITUDE 13.3 30.8 12.1 30.0 58.6 71.4 85.9 83.6 63.8 59.2 23.3 21.4 55.8 STEADINESES(%) 1996 39 63 103 70 80 68 40 48 89 53 48 342 59 VECTOR DIRECT. 1.1 1.4 2.0 2.5 3.5 7.2 10.7 7.3 3.1 1.6 1.8 0.2 3.3 WIND MAGNITUDE 42.3 35.0 43.5 41.0 71.4 82.8 89.9 83.0 60.8 40.0 62.1 13.3 61.1 STEADINESES(%) 1997 337 23 113 131 46 49 64 53 92 200 82 42 61 VECTOR DIRECT. 0.3 1.0 0.9 0.6 2.4 4.8 6.3 4.9 3.0 0.1 0.9 0.3 1.9 WIND MAGNITUDE 15.0 20.4 19.1 15.0 42.9 66.7 86.3 84.5 76.9 4.2 60.0 27.3 45.2 STEADINESES(%) 1998 189 20 236 85 59 47 53 49 88 71 80 64 58 VECTOR DIRECT. 0.3 0.7 0.9 0.7 2.8 5.8 6.1 5.5 3.2 1.9 0.4 0.9 2.2 WIND MAGNITUDE 18.8 22.6 32.1 18.4 49.1 85.3 80.3 83.3 74.4 57.6 22.2 50.0 53.7 STEADINESES(%) 1999 23 196 77 80 74 81 62 39 81 101 55 37 64 VECTOR DIRECT. 1.1 0.4 1.6 2.0 3.6 3.6 5.5 7.4 3.1 0.8 1.0 0.7 2.4 WIND MAGNITUDE 57.9 22.2 43.2 37.0 70.6 66.7 80.9 88.1 81.6 29.6 45.5 46.7 58.5 STEADINESES(%) 2000 13 31 134 20 96 67 50 45 72 86 64 62 61 VECTOR DIRECT. 0.4 0.7 0.4 0.7 3.7 5.0 7.5 6.7 3.1 1.9 1.1 0.3 2.5 WIND MAGNITUDE 23.5 38.9 12.5 16.3 63.8 80.6 89.3 90.5 73.8 65.5 50.0 30.0 61.0 STEADINESES(%) 2001 82 35 78 108 88 68 64 53 89 99 185 193 73 VECTOR DIRECT. 0.8 0.4 0.5 1.4 2.6 5.3 6.5 4.1 2.1 1.5 0.2 0.2 2.0 WIND MAGNITUDE 47.1 14.3 20.0 33.3 46.4 82.8 84.4 80.4 60.0 50.0 9.1 22.2 52.6 STEADINESES(%) 2002 55 346 291 202 82 78 65 79 99 81 80 40 75 VECTOR DIRECT. 0.4 0.3 0.5 0.6 2.1 3.0 5.4 3.9 1.5 0.7 0.6 0.5 1.4 WIND MAGNITUDE 25.0 10.3 12.5 15.0 39.6 57.7 87.1 79.6 65.2 31.8 30.0 35.7 40.0 STEADINESES(%) 2003 100 148 45 88 41 80 85 56 81 280 26 355 68 VECTOR DIRECT. 0.3 0.2 0.2 1.6 2.4 3.4 2.8 3.3 2.3 0.1 0.6 0.6 1.3 WIND MAGNITUDE 23.1 9.5 5.9 44.4 60.0 69.4 87.5 91.7 82.1 5.9 33.3 33.3 44.8 STEADINESES(%) 1959-2003 41 55 86 85 65 65 52 49 66 78 71 46 60 VECTOR DIRECT. 0.4 0.5 0.6 0.7 1.9 3.9 5.6 4.7 2.5 1.0 0.3 0.1 1.8 WIND MAGNITUDE 21.1 18.5 16.2 17.1 41.3 70.9 81.2 81.0 67.6 35.7 15.0 5.9 47.4 STEADINESES(%) =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 3.7 4.6 4.2 4.0 4.2 4.4 5.1 3.7 3.3 3.1 3.0 3.4 3.9 1960 ***** ***** 4.9 5.2 5.7 5.2 5.4 4.1 3.2 3.1 1.9 1.2 ****** 1961 3.2 5.4 6.1 5.1 5.9 7.8 6.9 6.3 4.0 3.7 2.4 2.9 5.0 1962 3.4 4.1 4.6 4.4 3.8 3.5 4.9 3.8 3.5 3.2 3.1 2.7 3.8 1963 2.6 3.4 4.0 3.1 3.7 3.4 4.2 3.2 2.5 2.0 ***** 4.8 ****** 1964 4.0 4.3 4.1 6.2 4.5 5.3 5.4 5.1 3.6 3.7 2.7 2.6 4.3 1965 3.6 2.5 3.3 4.4 4.0 3.5 4.5 3.9 3.0 3.1 2.4 2.4 3.4 1966 2.1 2.6 4.7 4.0 4.6 4.9 5.7 3.5 2.8 3.0 2.4 2.6 3.6 1967 2.6 4.5 5.3 4.7 5.1 6.3 5.8 3.9 3.3 2.3 1.6 1.4 3.9 1968 1.6 2.1 2.4 3.1 2.8 3.3 4.2 4.1 3.1 2.7 2.0 1.5 2.7 1969 1.8 3.6 4.1 4.2 4.8 6.1 6.6 5.5 3.2 2.9 2.0 1.7 3.9 1970 1.8 2.3 4.1 4.7 4.1 6.3 5.9 7.2 3.4 2.6 1.8 1.1 3.8 1971 2.3 2.3 3.9 4.5 4.1 6.9 6.0 5.4 5.4 3.1 1.9 2.1 4.0 1972 2.1 2.0 3.8 3.8 4.1 4.3 6.2 5.2 3.1 2.1 2.1 2.1 3.4 1973 2.4 2.3 4.7 4.4 5.4 7.4 6.4 8.8 4.3 1.6 1.7 1.2 4.2 1974 1.7 1.0 4.0 5.0 4.5 4.7 8.1 5.4 3.4 2.4 1.8 1.6 3.6 1975 1.4 1.8 4.6 3.1 3.3 5.2 6.3 7.3 4.1 2.6 1.6 1.7 3.6 1976 0.9 1.6 2.6 2.9 4.5 5.6 7.2 5.9 3.2 2.7 1.0 0.8 3.2 1977 1.4 1.4 2.9 2.9 3.4 4.7 7.3 5.8 3.8 2.8 1.2 1.2 3.2 1978 0.8 1.8 3.0 4.1 5.4 5.4 7.6 5.7 3.1 1.9 2.0 1.6 3.5 1979 1.6 2.3 2.2 4.1 5.3 4.9 6.3 4.8 3.9 2.5 1.6 1.5 3.4 1980 1.6 1.3 2.0 3.0 4.1 4.3 6.6 4.4 2.1 1.7 0.9 0.8 2.7 1981 0.7 1.1 2.5 3.4 3.2 3.3 5.2 4.0 2.0 1.1 0.6 0.1 2.3 1982 0.8 1.4 2.0 1.9 3.0 3.0 3.8 3.6 1.5 1.7 1.1 0.7 2.0 1983 1.3 1.2 3.3 2.4 2.6 4.0 4.5 5.6 3.8 1.9 1.1 0.4 2.7 1984 0.4 1.1 1.3 1.8 3.2 4.3 5.5 3.6 0.8 1.2 1.1 0.4 2.1 1985 0.2 2.5 1.4 1.4 0.8 2.1 9.5 9.3 3.1 3.3 1.2 0.9 3.0 1986 1.4 1.4 3.7 5.6 4.3 5.3 9.5 8.6 4.8 3.7 2.1 1.9 4.4 1987 1.6 2.6 4.6 4.6 4.1 6.4 7.3 7.5 4.4 3.7 2.7 2.1 4.3 1988 2.4 3.2 5.5 6.0 6.8 7.0 11.2 8.0 6.4 3.8 3.9 2.8 5.6 1989 2.9 2.9 4.3 5.9 5.9 6.9 10.5 6.6 4.8 3.7 3.4 2.2 5.0 1990 2.7 3.9 5.0 5.2 7.6 6.9 10.1 8.0 4.0 4.2 3.3 2.4 5.3 1991 1.5 3.1 3.8 4.9 6.1 7.7 8.2 5.8 5.0 2.7 2.7 2.4 4.5 1992 2.8 3.1 4.3 5.3 4.8 5.9 7.9 7.3 5.8 3.1 2.2 1.6 4.5 1993 2.1 3.1 3.9 3.1 4.8 6.5 9.7 5.7 4.6 3.2 2.1 1.4 4.2 1994 1.2 4.4 3.2 4.2 4.6 7.1 7.8 6.4 4.2 2.6 1.9 2.1 4.2 1995 1.5 2.6 3.3 3.0 5.8 6.3 8.5 6.7 4.7 4.9 3.0 1.4 4.3 1996 2.6 4.0 4.6 6.1 4.9 8.7 11.9 8.8 5.1 4.0 2.9 1.5 5.4 1997 2.0 4.9 4.7 4.0 5.6 7.2 7.3 5.8 3.9 2.4 1.5 1.1 4.2 1998 1.6 3.1 2.8 3.8 5.7 6.8 7.6 6.6 4.3 3.3 1.8 1.8 4.1 1999 1.9 1.8 3.7 5.4 5.1 5.4 6.8 8.4 3.8 2.7 2.2 1.5 4.1 2000 1.7 1.8 3.2 4.3 5.8 6.2 8.4 7.4 4.2 2.9 2.2 1.0 4.1 2001 1.7 2.8 2.5 4.2 5.6 6.4 7.7 5.1 3.5 3.0 2.2 0.9 3.8 2002 1.6 2.9 4.0 4.0 5.3 5.2 6.2 4.9 2.3 2.2 2.0 1.4 3.5 2003 1.3 2.1 3.4 3.6 4.0 4.9 3.2 3.6 2.8 1.7 1.8 1.8 2.9 MEAN 1.9 2.7 3.7 4.1 4.6 5.5 6.9 5.8 3.7 2.8 2.0 1.7 3.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 50 230 90 230 230 90 70 90 360 120 90 110 90 DIRECTION 14 24 14 14 14 10 10 12 12 10 26 14 26 SPEED 2 21 8 8 20 1 2 17 20 4 29 10 DAY 1960 *** *** 230 90 310 90 90 360 50 90 210 180 *** DIRECTION ** ** 24 20 28 26 19 18 15 9 9 8 ** SPEED ** ** 3 15 31 7 22 20 2 1 4 22 DAY 1961 210 210 270 270 90 50 50 360 90 180 90 180 270 DIRECTION 14 13 28 17 18 22 21 21 18 17 12 8 28 SPEED 23 7 17 14 30 24 29 21 22 21 23 8 DAY 1962 50 140 180 310 270 50 90 360 90 360 360 360 140 DIRECTION 20 28 28 28 23 25 16 13 18 25 18 18 28 SPEED 23 18 28 21 11 12 6 10 17 11 15 25 DAY 1963 360 180 90 180 160 90 90 90 90 90 *** 90 *** DIRECTION 12 12 18 25 20 12 12 10 10 5 ** 20 ** SPEED 5 12 19 25 6 13 12 5 9 5 ** 25 DAY 1964 360 50 180 270 230 50 60 50 50 90 90 210 360 DIRECTION 20 18 16 20 18 10 18 14 12 20 8 20 20 SPEED 25 26 12 12 2 8 23 10 16 4 11 5 DAY 1965 130 270 90 230 340 50 310 50 90 50 150 310 340 DIRECTION 26 14 16 18 30 10 10 10 12 12 6 10 30 SPEED 11 23 13 2 4 7 6 5 22 17 2 22 DAY 1966 230 270 180 360 270 90 50 50 50 90 50 270 180 DIRECTION 8 8 31 16 18 18 18 10 10 10 10 10 31 SPEED 14 5 11 19 4 22 12 31 21 17 2 13 DAY 1967 200 130 200 270 310 90 90 90 30 90 180 360 310 DIRECTION 16 16 20 18 35 18 18 12 10 12 8 8 35 SPEED 31 14 8 20 27 2 23 2 21 2 5 24 DAY 1968 130 150 30 90 360 30 30 360 80 330 180 270 80 DIRECTION 8 14 14 14 12 16 23 12 25 16 8 8 25 SPEED 16 21 15 3 18 8 26 18 13 15 2 10 DAY 1969 360 270 50 330 60 360 360 30 60 330 130 180 50 DIRECTION 14 14 28 18 26 18 22 22 18 18 12 12 28 SPEED 6 9 12 19 28 6 22 5 11 14 9 3 DAY 1970 210 270 130 60 240 60 50 40 60 50 150 210 60 DIRECTION 14 14 15 16 16 18 15 18 15 14 12 12 18 SPEED 28 14 24 9 12 2 15 29 4 10 2 10 DAY 1971 60 130 30 240 40 70 360 30 360 330 130 120 70 DIRECTION 14 18 16 18 18 22 18 18 22 18 18 14 22 SPEED 9 13 6 19 28 3 11 7 10 30 18 14 DAY 1972 30 50 130 270 210 330 40 30 340 180 60 120 30 DIRECTION 18 18 18 15 16 15 18 16 16 15 14 16 18 SPEED 30 20 18 3 3 6 2 7 17 7 9 1 DAY 1973 210 330 210 210 50 50 360 30 70 330 360 350 210 DIRECTION 18 16 20 20 15 18 16 18 20 15 12 12 20 SPEED 16 6 7 9 3 20 23 11 10 18 20 21 DAY 1974 360 80 90 360 80 90 60 60 90 360 70 120 360 DIRECTION 18 12 18 18 15 18 18 16 16 10 12 14 18 SPEED 25 19 22 12 15 8 13 24 4 2 6 13 DAY 1975 330 280 130 60 210 90 50 60 80 270 60 120 90 DIRECTION 15 16 15 15 15 18 16 18 14 15 13 18 18 SPEED 14 26 13 17 23 17 12 5 3 16 29 19 DAY 1976 310 280 60 210 80 70 60 60 90 90 70 70 60 DIRECTION 16 12 40 12 15 20 18 20 14 18 10 8 40 SPEED 25 7 8 1 7 18 5 1 2 4 6 6 DAY 1977 150 20 90 80 340 70 70 60 90 80 60 250 70 DIRECTION 10 15 18 12 15 18 20 18 15 16 10 15 20 SPEED 7 22 23 1 7 27 5 13 2 6 8 10 DAY 1978 60 40 120 70 80 240 70 70 110 60 160 90 80 DIRECTION 15 15 18 14 20 15 20 15 12 12 15 12 20 SPEED 12 5 6 12 23 2 18 20 3 14 2 20 DAY 1979 120 270 70 340 330 90 40 60 30 180 60 270 90 DIRECTION 15 18 15 18 16 20 20 15 12 15 12 14 20 SPEED 22 9 1 26 30 25 10 19 23 8 20 1 DAY 1980 50 60 330 240 250 180 30 10 40 360 220 260 50 DIRECTION 18 13 18 14 15 15 15 15 12 18 12 8 18 SPEED 24 24 16 17 7 9 5 15 8 9 1 13 DAY 1981 210 60 160 130 270 200 70 60 60 90 240 360 160 DIRECTION 12 10 20 18 15 14 15 12 12 15 12 8 20 SPEED 16 12 3 28 13 5 13 1 3 17 23 1 DAY 1982 210 150 150 30 280 70 30 60 20 270 150 70 280 DIRECTION 16 16 16 16 29 14 16 17 14 17 16 16 29 SPEED 8 5 25 30 24 2 12 23 17 3 9 7 DAY 1983 130 270 120 240 210 110 30 30 60 70 330 30 270 DIRECTION 19 35 19 23 23 19 19 19 17 19 19 12 35 SPEED 24 22 15 26 14 29 12 17 1 6 25 15 DAY 1984 60 20 120 180 340 50 50 50 210 20 50 60 120 DIRECTION 14 14 19 19 19 19 16 17 14 16 16 10 19 SPEED 29 14 16 12 13 30 6 21 18 21 15 1 DAY 1985 270 240 70 60 330 350 340 340 340 360 30 130 340 DIRECTION 16 19 16 17 16 23 27 29 21 17 12 12 29 SPEED 23 7 3 16 8 27 7 12 17 4 1 4 DAY 1986 330 40 50 50 320 250 340 360 340 320 220 340 340 DIRECTION 29 16 23 29 29 29 31 31 23 23 16 21 31 SPEED 21 1 2 20 25 2 5 18 8 12 11 10 DAY 1987 190 220 190 210 320 30 340 360 330 340 260 220 190 DIRECTION 29 29 33 23 25 23 23 29 23 23 16 19 33 SPEED 27 11 12 20 26 8 4 8 19 26 3 21 DAY 1988 110 60 330 240 40 80 10 40 10 360 290 150 330 DIRECTION 19 19 39 25 29 27 35 33 23 23 19 17 39 SPEED 19 3 24 1 21 30 31 10 2 1 14 27 DAY 1989 90 80 300 340 350 100 50 60 360 250 360 70 50 DIRECTION 16 19 29 29 31 23 43 29 31 17 23 16 43 SPEED 21 15 30 30 14 1 21 6 19 3 22 7 DAY 1990 350 90 240 340 340 30 20 30 100 90 180 360 20 DIRECTION 17 17 23 23 23 25 39 29 25 21 17 16 39 SPEED 26 21 8 5 13 5 17 13 2 15 19 7 DAY 1991 110 230 240 300 270 360 30 50 50 360 360 230 270 DIRECTION 17 16 16 23 25 23 23 19 17 16 17 17 25 SPEED 29 5 7 25 23 20 31 1 15 9 7 6 DAY 1992 350 270 280 220 350 300 60 300 360 350 260 360 300 DIRECTION 17 19 21 43 27 49 23 19 31 23 14 16 49 SPEED 9 5 16 15 11 10 7 3 4 6 3 10 DAY 1993 30 120 340 240 290 20 360 40 60 100 240 20 360 DIRECTION 17 23 29 23 29 29 33 29 16 19 27 16 33 SPEED 14 5 13 12 18 22 22 28 1 4 14 20 DAY 1994 340 20 250 360 300 360 90 30 360 90 290 350 300 DIRECTION 17 23 23 19 31 29 21 29 19 17 16 19 31 SPEED 6 19 15 4 6 5 19 23 1 23 9 21 DAY 1995 90 160 230 250 30 100 50 60 350 90 250 70 250 DIRECTION 14 19 23 31 21 23 23 29 29 19 23 14 31 SPEED 6 5 26 22 15 14 31 2 21 7 26 9 DAY 1996 250 40 270 260 340 60 20 30 90 10 70 20 20 DIRECTION 16 25 21 27 19 27 37 29 19 23 16 16 37 SPEED 7 22 26 20 12 25 26 1 20 2 2 2 DAY 1997 300 340 300 270 360 10 30 10 90 70 90 90 340 DIRECTION 19 29 23 25 23 29 27 21 21 17 16 14 29 SPEED 3 1 4 10 6 9 18 22 14 8 6 18 DAY 1998 270 70 250 150 270 30 40 360 90 90 240 90 270 DIRECTION 23 16 25 19 27 21 23 23 21 16 14 16 27 SPEED 13 10 21 5 22 22 12 3 7 3 9 3 DAY 1999 360 230 100 70 360 300 30 20 50 270 300 360 300 DIRECTION 19 16 16 23 25 29 29 29 16 16 16 17 29 SPEED 1 19 1 7 1 3 8 6 3 13 1 10 DAY 2000 250 330 250 340 80 350 70 20 100 360 80 350 70 DIRECTION 19 17 19 23 19 23 27 25 19 16 16 14 27 SPEED 30 28 9 13 16 13 31 10 1 1 6 27 DAY 2001 90 250 80 360 240 320 90 20 350 110 10 240 320 DIRECTION 16 17 19 23 21 29 19 19 29 21 17 14 29 SPEED 24 22 10 27 9 20 18 17 27 2 1 17 DAY 2002 210 320 20 270 260 100 20 50 110 20 310 20 270 DIRECTION 14 21 19 25 25 23 17 19 14 17 16 17 25 SPEED 7 28 10 9 11 21 20 10 1 15 13 3 DAY 2003 70 360 350 270 40 10 100 40 100 340 360 20 10 DIRECTION 14 16 23 19 19 39 14 14 16 19 23 19 39 SPEED 20 12 8 22 1 16 1 30 11 5 3 11 DAY 1959-2003 330 270 60 220 310 300 50 40 360 360 240 340 300 DIRECTION 29 35 40 43 35 49 43 33 31 25 27 21 49 SPEED 86-21 83-22 76- 8 92-15 67-27 92-10 89-21 88-10 89-19 62-11 93-14 86-10 92 YEAR-DAY =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 13 10 11 12 14 29 28 31 29 27 14 10 228 1960 *** 12 15 4 21 28 25 29 29 30 18 18 *** 1961 9 13 8 7 17 29 31 28 29 30 23 15 239 1962 16 10 12 9 22 26 31 31 30 26 21 16 250 1963 19 7 13 7 16 30 31 31 29 31 9 20 243 1964 24 7 5 10 21 30 31 31 30 31 21 16 257 1965 5 18 13 16 18 26 27 31 28 22 17 20 241 1966 15 9 13 6 19 30 29 31 29 18 29 19 247 1967 23 13 19 10 21 28 31 31 28 18 15 14 251 1968 15 9 11 10 18 23 31 31 30 25 12 9 224 1969 10 8 4 11 19 30 28 29 28 22 20 13 222 1970 14 8 6 4 21 30 24 30 27 29 21 18 232 1971 17 17 9 12 17 26 29 31 30 30 16 17 251 1972 9 17 5 13 11 21 31 29 29 24 18 11 218 1973 13 11 7 7 21 29 30 31 30 28 25 18 250 1974 5 7 6 4 18 27 25 29 28 30 21 15 215 1975 15 7 12 9 12 24 31 31 30 29 19 9 228 1976 12 9 4 4 10 29 25 31 29 20 27 9 209 1977 8 15 10 10 13 29 31 30 30 17 16 9 218 1978 16 9 12 11 16 28 31 31 30 27 11 13 235 1979 14 7 8 7 14 22 30 30 28 24 27 14 225 1980 15 7 12 11 17 28 31 31 27 24 18 20 241 1981 16 9 11 10 22 27 29 31 29 26 24 18 252 1982 14 7 14 17 22 29 30 31 30 19 16 16 245 1983 19 17 15 9 14 29 30 31 29 30 25 17 265 1984 20 16 8 18 18 29 29 31 30 28 13 20 260 1985 10 19 12 16 18 30 31 29 30 27 15 9 246 1986 22 9 11 9 17 24 31 29 28 28 14 17 239 1987 22 12 9 16 15 29 28 31 29 21 21 24 257 1988 12 10 14 6 29 25 28 27 30 29 20 17 247 1989 17 14 9 20 24 26 30 31 29 28 22 15 265 1990 7 10 19 10 23 29 28 31 30 25 24 15 251 1991 12 8 5 14 16 29 31 31 27 27 22 8 230 1992 10 15 9 4 10 19 31 29 30 31 20 9 217 1993 18 9 11 6 10 29 31 31 29 29 13 16 232 1994 13 15 15 11 19 30 31 31 30 22 18 19 254 1995 22 16 18 6 20 26 31 31 27 28 28 14 267 1996 15 13 7 11 18 27 31 31 29 26 24 20 252 1997 15 21 13 12 20 22 30 31 29 22 16 13 244 1998 9 10 10 11 22 30 30 27 30 29 26 16 250 1999 13 18 10 17 27 29 23 31 29 29 15 21 262 2000 19 20 17 21 27 29 31 31 27 24 17 14 277 2001 16 21 17 17 24 27 30 29 27 27 15 11 261 2002 13 14 18 8 26 28 30 30 30 28 14 13 252 2003 12 14 16 10 18 25 31 30 30 28 17 17 248 MEAN 14.4 12.2 11.2 10.5 18.6 27.3 29.5 30.3 29.0 26.1 19.0 15.2 243.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 7 13 16 14 11 1 3 0 1 4 10 15 95 1960 *** 7 5 15 8 2 6 2 1 1 8 12 *** 1961 13 11 18 11 12 0 0 3 1 1 4 11 85 1962 10 14 16 15 8 4 0 0 0 5 7 12 91 1963 12 13 13 21 8 0 0 0 1 0 4 4 76 1964 5 15 16 11 8 0 0 0 0 0 8 9 72 1965 16 6 15 9 11 4 4 0 2 7 11 6 91 1966 10 14 7 15 9 0 2 0 1 10 1 6 75 1967 5 5 6 13 9 2 0 0 2 11 12 15 80 1968 10 12 12 14 13 7 0 0 0 5 14 16 103 1969 9 10 18 11 10 0 3 2 2 8 6 15 94 1970 9 17 13 20 8 0 7 1 3 2 9 9 98 1971 10 7 12 10 14 4 2 0 0 1 8 6 74 1972 9 8 13 11 14 8 0 1 1 6 10 12 93 1973 12 11 16 17 9 1 1 0 0 3 4 8 82 1974 13 12 16 15 9 3 6 2 2 1 8 7 94 1975 9 9 10 15 16 6 0 0 0 1 8 12 86 1976 9 7 12 16 20 1 6 0 1 10 1 13 96 1977 3 9 16 8 18 1 0 1 0 9 10 17 92 1978 8 8 13 13 14 2 0 0 0 4 12 11 85 1979 8 11 16 20 14 8 1 1 2 7 2 6 96 1980 8 14 12 17 14 2 0 0 3 6 10 8 94 1981 9 10 15 16 6 3 2 0 1 4 6 9 81 1982 11 12 9 10 9 1 1 0 0 10 10 4 77 1983 5 7 11 16 16 1 1 0 1 1 5 11 75 1984 7 12 17 11 11 1 2 0 0 3 16 8 88 1985 15 7 12 14 12 0 0 2 0 4 13 13 92 1986 7 10 7 18 12 6 0 2 2 3 10 8 85 1987 8 13 17 12 13 1 3 0 1 8 8 5 89 1988 14 12 10 21 1 5 3 4 0 2 10 9 91 1989 6 5 18 9 6 4 1 0 1 3 7 11 71 1990 12 9 10 16 7 1 3 0 0 6 6 10 80 1991 10 13 17 13 12 1 0 0 3 1 7 16 93 1992 11 9 13 18 14 11 0 2 0 0 8 14 100 1993 4 8 12 21 20 1 0 0 1 2 16 10 95 1994 13 11 8 17 12 0 0 0 0 8 10 10 89 1995 9 9 7 15 10 4 0 0 3 3 2 9 71 1996 12 8 11 13 10 3 0 0 1 4 5 8 75 1997 13 6 11 15 9 8 1 0 1 6 11 9 90 1998 16 10 18 16 9 0 1 4 0 2 4 14 94 1999 12 6 9 12 4 1 8 0 1 2 9 9 73 2000 7 7 11 8 4 1 0 0 3 6 9 12 68 2001 11 3 10 11 6 3 1 2 3 4 15 14 83 2002 15 12 11 18 5 2 1 1 0 3 15 10 93 2003 13 9 8 14 13 4 0 1 0 3 11 10 86 MEAN 9.9 9.8 12.5 14.3 10.6 2.6 1.5 0.7 1.0 4.2 8.4 10.3 85.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 11 5 4 4 6 0 0 0 0 0 6 6 42 1960 *** 3 11 11 2 0 0 0 0 0 4 1 *** 1961 9 4 5 12 2 1 0 0 0 0 3 5 41 1962 5 4 3 6 1 0 0 0 0 0 2 3 24 1963 0 8 5 2 7 0 0 0 0 0 1 7 30 1964 2 7 10 9 2 0 0 0 0 0 1 6 37 1965 10 4 3 5 2 0 0 0 0 2 2 5 33 1966 6 5 11 9 3 0 0 0 0 3 0 6 43 1967 3 10 6 7 1 0 0 0 0 2 3 2 34 1968 6 8 3 6 0 0 0 0 0 1 4 6 34 1969 12 10 9 8 2 0 0 0 0 1 4 3 49 1970 8 3 12 6 2 0 0 0 0 0 0 4 35 1971 4 4 10 8 0 0 0 0 0 0 6 8 40 1972 13 4 13 6 6 1 0 1 0 1 2 8 55 1973 6 6 8 6 1 0 0 0 0 0 1 5 33 1974 13 9 9 11 4 0 0 0 0 0 1 9 56 1975 7 12 9 6 3 0 0 0 0 1 3 10 51 1976 10 13 15 10 1 0 0 0 0 1 2 9 61 1977 20 4 5 12 0 0 0 0 0 5 4 5 55 1978 7 11 6 6 1 0 0 0 0 0 7 7 45 1979 9 10 7 3 3 0 0 0 0 0 1 11 44 1980 8 8 7 2 0 0 0 0 0 1 2 3 31 1981 6 9 5 4 3 0 0 0 0 1 0 4 32 1982 6 9 8 3 0 0 0 0 0 2 4 11 43 1983 7 4 5 5 1 0 0 0 0 0 0 3 25 1984 4 1 6 1 2 0 0 0 0 0 1 3 18 1985 6 2 7 0 1 0 0 0 0 0 2 9 27 1986 2 9 13 3 2 0 0 0 0 0 6 6 41 1987 1 3 5 2 3 0 0 0 0 2 1 2 19 1988 5 7 7 3 1 0 0 0 0 0 0 5 28 1989 8 9 4 1 1 0 0 0 0 0 1 5 29 1990 12 9 2 4 1 0 0 0 0 0 0 6 34 1991 9 7 9 3 3 0 0 0 0 3 1 7 42 1992 10 5 9 8 7 0 0 0 0 0 2 8 49 1993 9 11 8 3 1 0 0 0 0 0 1 5 38 1994 5 2 8 2 0 0 0 0 0 1 2 2 22 1995 0 3 6 9 1 0 0 0 0 0 0 8 27 1996 4 8 13 6 3 0 0 0 0 1 1 3 39 1997 3 1 7 3 2 0 0 0 0 3 3 9 31 1998 6 8 3 3 0 0 0 0 0 0 0 1 21 1999 6 4 12 1 0 0 0 0 0 0 6 1 30 2000 5 2 3 1 0 0 0 0 0 1 4 5 21 2001 4 4 4 2 1 0 0 0 0 0 0 6 21 2002 3 2 2 4 0 0 0 0 0 0 1 8 20 2003 6 5 7 6 0 1 0 0 0 0 2 4 31 MEAN 6.7 6.1 7.2 5.2 1.8 0.1 0.0 0.0 0.0 0.7 2.2 5.6 35.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 5 2 2 0 0 0 0 0 0 0 0 3 12 1960 *** 1 5 1 0 0 0 0 0 0 1 0 *** 1961 0 0 0 0 0 0 0 0 0 0 2 1 3 1962 1 4 2 2 0 0 0 0 0 1 0 1 11 1963 0 0 2 3 1 0 0 0 0 0 0 1 7 1964 2 2 2 1 0 0 0 0 0 1 0 0 8 1965 4 1 1 0 1 0 0 1 0 0 0 1 9 1966 0 1 2 0 0 0 0 0 0 0 0 0 3 1967 2 4 1 0 1 0 0 0 0 1 1 0 10 1968 2 4 0 0 0 0 0 0 0 0 1 6 13 1969 4 0 1 0 0 0 0 1 0 0 0 0 6 1970 2 0 2 2 0 0 0 1 0 0 0 0 7 1971 2 3 6 0 0 0 0 0 1 1 0 1 14 1972 6 3 2 2 2 0 0 0 0 0 0 11 26 1973 5 3 4 0 0 0 0 0 0 0 0 1 13 1974 9 3 0 1 0 0 0 0 0 0 0 4 17 1975 4 3 3 0 1 0 0 0 0 0 2 2 15 1976 1 6 7 0 0 1 0 1 0 3 0 7 26 1977 11 1 1 0 1 0 0 0 0 6 0 3 23 1978 5 6 0 0 1 0 0 0 0 0 2 5 19 1979 5 2 2 0 0 0 0 0 0 0 1 3 13 1980 6 3 4 0 0 0 0 0 0 0 0 2 15 1981 2 2 3 0 0 0 1 0 2 0 1 0 11 1982 1 4 1 0 0 1 0 0 0 0 2 8 17 1983 2 1 1 0 0 0 0 0 0 0 0 0 4 1984 4 2 2 0 0 0 0 1 0 0 0 0 9 1985 1 0 3 1 1 0 0 0 0 1 0 7 14 1986 3 5 4 1 1 1 1 0 0 1 3 3 23 1987 3 1 2 1 1 1 1 0 2 0 0 2 14 1988 2 7 5 0 0 0 0 1 0 0 0 0 15 1989 7 6 2 0 1 0 1 0 0 0 1 1 19 1990 6 1 0 2 0 0 1 0 0 0 0 5 15 1991 7 0 1 0 0 0 0 0 0 0 0 3 11 1992 3 0 0 2 0 0 0 0 0 0 1 1 7 1993 5 1 1 0 0 0 0 0 0 0 1 1 9 1994 3 2 2 0 0 0 0 0 0 1 2 1 11 1995 0 5 0 0 0 0 0 0 0 0 1 8 14 1996 2 0 4 0 1 0 1 0 0 0 2 1 11 1997 1 0 2 0 0 0 0 0 1 0 0 5 9 1998 6 2 2 1 0 1 0 0 0 0 0 0 12 1999 4 1 4 3 0 0 0 0 0 0 0 0 12 2000 3 3 0 0 0 0 0 0 0 0 2 3 11 2001 3 0 1 0 0 0 0 0 0 0 0 4 8 2002 3 3 0 0 0 0 0 0 0 0 0 2 8 2003 2 2 1 2 0 0 0 0 0 0 0 2 9 MEAN 3.4 2.2 2.0 0.6 0.3 0.1 0.1 0.1 0.1 0.4 0.6 2.4 12.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1960 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1961 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1962 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1963 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1964 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1965 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1966 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1967 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1968 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1969 ***** ***** ***** 211.4 288.5 349.1 350.6 349.3 277.3 237.5 163.5 164.0 ****** 1970 158.2 191.8 190.0 222.4 329.4 361.4 335.9 342.3 295.6 299.2 232.1 189.6 3147.9 1971 209.7 163.1 187.5 211.8 320.6 331.4 360.4 351.6 316.3 287.8 177.7 157.0 3074.9 1972 106.0 196.4 128.3 262.9 282.9 321.0 386.8 347.2 318.0 280.1 221.0 160.1 3010.7 1973 184.1 190.1 209.3 245.6 322.6 365.4 378.4 374.0 322.5 279.7 246.3 188.6 3306.6 1974 120.9 134.9 156.0 190.7 296.1 326.9 350.2 363.8 290.6 274.9 234.3 159.3 2898.6 1975 181.1 137.0 198.6 212.8 280.9 337.6 376.6 361.1 302.6 238.9 213.5 132.0 2972.7 1976 145.4 107.9 139.6 197.7 312.5 340.3 336.5 ***** 294.0 220.1 243.0 145.4 ****** 1977 100.8 208.5 215.2 208.6 ***** ***** ***** ***** ***** ***** ***** ***** ****** 1978 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1979 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1980 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1981 ***** ***** ***** ***** ***** ***** ***** ***** ***** 154.4 226.7 175.5 ****** 1982 153.5 123.6 184.7 252.7 330.1 363.2 367.9 371.0 293.9 208.5 172.3 133.3 2954.7 1983 164.6 180.2 191.8 216.3 270.8 334.3 364.0 353.4 308.6 281.3 224.4 174.8 3064.5 1984 183.5 183.6 160.9 242.4 291.7 362.8 358.8 356.0 300.2 264.5 183.9 188.8 3077.1 1985 124.7 211.6 183.6 256.2 294.0 281.0 ***** 364.6 332.2 296.3 213.8 129.7 ****** 1986 229.4 149.8 149.9 254.5 303.6 330.5 383.8 373.1 317.4 280.1 179.3 182.3 3133.7 1987 243.8 196.3 199.0 256.2 279.6 379.7 353.5 366.4 296.5 237.0 248.0 221.3 3277.3 1988 158.6 167.3 210.4 210.9 341.4 358.7 355.2 350.4 314.4 298.1 238.2 198.2 3201.8 1989 181.8 175.3 212.1 282.7 333.3 356.2 365.6 368.2 318.9 301.8 237.4 197.9 3331.2 1990 116.4 137.0 257.2 242.4 333.3 348.1 361.8 375.1 334.6 286.6 256.4 180.2 3229.1 1991 161.2 146.7 115.6 250.4 269.9 356.6 379.5 365.4 307.1 262.3 224.3 130.9 2969.9 1992 127.1 174.8 165.5 179.8 240.2 313.1 393.3 355.8 325.0 304.0 226.1 131.4 2936.1 1993 175.2 130.6 199.0 229.2 291.3 366.0 362.3 ***** 297.6 299.3 197.6 181.8 ****** 1994 171.1 195.4 216.3 250.7 321.7 366.1 398.5 378.0 332.1 257.9 217.3 209.4 3314.5 1995 233.1 ***** 234.1 ***** ***** 206.0 387.6 383.2 321.8 311.8 270.4 150.4 ****** 1996 197.9 159.0 163.4 214.3 279.2 367.1 392.7 380.2 323.2 296.4 253.2 199.6 3226.2 1997 203.6 235.8 209.3 244.8 311.7 315.2 395.4 386.2 327.1 255.2 220.1 141.3 3245.7 1998 144.9 158.1 215.7 258.2 333.2 376.4 379.6 348.8 326.6 301.7 251.0 205.1 3299.3 1999 170.5 211.6 175.4 289.4 353.1 360.0 335.6 380.6 327.0 308.2 155.6 231.0 3298.0 2000 208.6 218.4 236.7 281.8 348.7 382.8 399.5 379.5 300.4 281.4 204.2 177.5 3419.5 2001 196.3 237.4 241.1 275.9 341.0 360.8 384.1 362.3 311.2 292.9 213.1 175.0 3391.1 2002 173.8 196.2 261.6 244.6 354.2 363.0 386.9 366.1 337.7 295.8 205.2 169.9 3355.0 2003 181.0 195.0 234.9 233.9 315.8 355.2 381.5 375.1 332.0 299.4 212.9 187.2 3303.9 MEAN 170.2 176.3 194.8 237.7 309.4 344.5 371.1 365.3 313.4 274.0 218.2 173.2 3148.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 867.5 863.7 865.8 866.5 864.3 863.6 860.4 861.2 863.2 867.6 868.0 868.3 865.0 1960 ****** ****** 864.7 865.8 866.3 862.9 860.9 861.3 866.5 869.7 869.2 870.2 ****** 1961 869.4 867.4 865.2 865.8 864.3 863.6 861.2 863.6 864.6 870.3 869.7 867.5 866.0 1962 867.4 865.0 863.7 863.2 864.3 862.7 861.0 863.6 866.3 868.7 871.3 868.0 865.4 1963 867.8 866.2 862.3 862.5 861.4 862.2 860.8 862.1 866.1 868.8 ****** 866.8 ****** 1964 866.7 864.4 863.7 860.8 863.1 860.4 859.5 859.1 864.4 868.8 868.0 869.3 864.0 1965 864.5 863.1 864.6 861.4 863.9 861.7 859.8 863.2 865.7 866.6 868.0 866.6 864.1 1966 867.5 863.9 862.4 862.7 864.3 861.1 859.4 860.8 864.4 867.7 871.8 866.1 864.3 1967 867.2 863.5 861.1 862.0 863.7 861.2 858.8 860.3 863.2 868.2 866.9 865.5 863.5 1968 863.5 865.5 863.5 864.1 864.9 861.0 860.7 860.7 864.7 867.8 869.0 865.8 864.3 1969 865.6 866.0 863.1 863.8 863.3 860.7 859.3 862.1 865.0 866.7 868.4 867.2 864.3 1970 865.4 865.5 865.0 865.9 862.9 861.5 859.8 859.9 864.0 867.1 869.2 867.4 864.5 1971 868.6 862.5 865.6 863.0 863.1 859.0 860.0 861.4 866.0 868.5 868.8 866.0 864.4 1972 866.8 867.2 864.7 864.4 863.0 862.1 860.7 863.7 866.1 868.9 868.4 868.3 865.4 1973 867.6 864.5 864.6 862.6 862.4 860.3 858.7 862.1 865.5 868.4 867.8 868.4 864.4 1974 865.2 866.6 866.8 861.6 863.3 860.7 859.8 861.3 864.6 868.7 869.5 866.9 864.6 1975 867.1 864.4 863.6 865.1 863.5 861.1 859.8 860.8 864.6 866.7 868.9 868.1 864.5 1976 864.9 864.3 863.9 864.0 863.2 862.3 858.6 860.9 864.7 866.3 870.2 868.6 864.3 1977 865.9 868.3 867.3 862.8 863.5 860.2 858.3 861.4 865.9 867.5 867.4 867.1 864.6 1978 866.9 865.8 863.9 861.8 861.7 859.9 860.4 861.0 864.3 868.8 868.6 867.8 864.2 1979 867.7 864.4 864.8 864.8 865.6 863.6 861.7 862.7 867.6 868.8 870.8 867.3 865.8 1980 866.2 865.5 864.3 864.0 864.2 862.1 861.6 862.5 865.7 867.0 868.7 867.3 864.9 1981 867.1 865.2 863.6 863.2 863.9 862.5 861.0 862.8 867.2 869.8 867.9 867.7 865.2 1982 866.0 864.0 863.7 865.2 866.8 863.0 860.8 861.8 866.9 867.9 868.5 868.4 865.2 1983 867.1 865.4 864.7 864.2 863.9 863.4 860.8 861.2 864.8 868.7 870.2 868.9 865.3 1984 866.9 868.8 864.7 863.5 862.9 861.9 860.7 860.4 866.4 869.5 868.6 869.3 865.3 1985 866.6 861.3 866.5 863.5 864.4 860.2 851.8 854.2 856.2 858.2 859.5 857.1 860.0 1986 856.8 855.2 855.5 855.7 855.0 851.1 853.2 854.2 857.7 859.6 858.4 857.8 855.8 1987 858.7 857.0 851.9 855.2 855.9 853.9 852.9 852.9 856.3 859.7 859.6 858.0 856.0 1988 856.3 855.2 852.2 855.1 853.8 851.3 850.2 851.9 855.5 858.9 858.5 856.3 854.6 1989 855.4 857.0 853.2 856.1 855.8 852.7 852.6 853.1 854.7 858.8 858.8 856.4 855.4 1990 856.3 853.8 856.6 853.1 854.0 851.7 851.4 853.2 854.9 858.4 859.4 857.3 855.0 1991 856.3 856.2 854.6 854.9 852.0 852.4 851.0 852.3 856.3 859.0 859.3 855.9 855.0 1992 855.4 852.7 854.2 853.4 855.0 852.1 851.9 854.1 856.5 858.1 859.0 856.8 854.9 1993 856.6 856.0 855.0 854.4 854.6 852.7 852.4 854.3 855.6 861.0 858.1 859.1 855.8 1994 856.3 853.6 854.9 855.6 854.6 850.6 850.0 851.8 858.2 859.8 857.4 857.7 855.0 1995 857.8 855.4 855.0 854.1 855.8 851.9 849.6 852.3 854.9 858.3 857.6 858.9 855.1 1996 857.7 854.7 853.2 855.1 855.4 852.7 852.6 853.5 853.8 857.9 860.5 859.4 855.5 1997 855.5 855.3 852.1 853.3 855.4 851.9 850.2 852.7 856.3 857.8 859.0 856.8 854.7 1998 854.5 854.8 853.8 854.3 855.1 854.5 851.1 853.9 855.3 858.5 859.2 860.2 855.4 1999 856.4 855.2 853.7 854.7 854.1 851.8 850.7 852.5 854.5 857.3 857.4 860.2 854.9 2000 855.1 854.9 854.0 854.1 852.5 851.9 852.3 853.0 854.7 858.3 859.4 857.6 854.8 2001 857.3 855.2 854.6 853.9 852.6 851.1 851.3 853.5 855.6 857.6 857.6 858.9 854.9 2002 856.6 855.7 854.9 852.6 853.3 851.4 852.7 852.0 856.6 858.4 859.0 856.8 855.0 2003 856.6 853.2 854.2 855.0 855.4 851.9 850.0 853.1 855.0 857.2 858.4 858.5 854.9 MEAN 862.5 861.0 860.2 860.0 860.0 857.8 856.5 858.0 861.3 864.1 864.5 863.5 860.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 872.2 869.8 872.2 873.7 869.2 868.8 864.1 864.8 868.2 876.5 877.0 875.3 877.0 DAY-HOUR 6- 6 23- 6 15- 6 9- 6 5-15 21- 6 15- 6 29- 9 25- 6 20- 6 3- 6 5- 6 1960 ****** ****** 872.8 878.9 871.5 868.5 867.0 865.6 870.2 875.0 874.8 876.2 ****** DAY-HOUR **-** **-** 22- 6 8- 6 6- 3 3- 6 17- 3 31- 9 25- 6 28- 6 26- 9 7- 6 1961 877.4 875.8 875.8 871.4 872.6 868.7 866.3 868.1 870.6 876.0 876.3 876.8 877.4 DAY-HOUR 10- 6 22- 6 4- 6 27- 6 14- 6 11- 6 24- 9 9-21 25- 6 25- 6 29- 9 5- 6 1962 874.9 874.8 871.9 871.5 869.5 868.5 865.5 870.3 875.0 875.6 880.1 874.3 880.1 DAY-HOUR 13- 6 11-18 6- 6 19-18 17- 6 2- 6 31- 6 26- 6 25-18 27- 6 23- 6 1- 6 1963 871.7 874.2 869.8 870.0 866.8 868.2 865.4 865.8 875.4 873.0 ****** 873.1 ****** DAY-HOUR 28- 0 5- 6 23- 9 2- 6 20- 6 2- 6 29- 6 5- 6 24- 6 18- 6 **-** 26-15 1964 874.4 871.3 870.0 870.5 867.8 868.1 865.0 863.0 871.4 873.8 876.1 875.2 876.1 DAY-HOUR 30-15 28- 6 18- 6 25- 6 17- 6 3- 6 22- 6 26- 6 29- 6 30- 6 11- 6 1- 6 1965 872.4 870.8 871.7 867.8 872.6 867.8 863.2 868.4 871.6 873.6 872.9 872.8 873.6 DAY-HOUR 13- 3 1- 6 16- 6 25- 6 21- 6 2- 6 9- 6 9- 6 20- 6 5- 6 28- 6 4- 6 1966 874.2 870.2 870.0 870.3 868.6 867.8 866.1 864.9 869.3 874.3 877.9 873.8 877.9 DAY-HOUR 1- 6 26- 6 3- 9 1- 6 21- 3 3- 6 11- 6 22- 6 15- 6 10- 6 23- 6 7- 6 1967 873.6 872.8 872.3 869.9 870.6 867.2 865.1 865.1 868.0 875.3 872.0 872.6 875.3 DAY-HOUR 6- 6 28- 6 3- 6 13- 6 3- 6 8- 6 15- 3 16- 3 26- 6 15- 6 6-12 12- 6 1968 870.8 870.4 873.6 872.7 870.1 868.8 865.0 867.2 869.2 874.0 874.6 874.1 874.6 DAY-HOUR 12- 6 7- 9 27- 9 1- 6 8- 3 1- 6 15- 3 30- 6 19- 3 16- 6 24- 6 23- 6 1969 873.2 873.4 870.9 870.8 870.5 868.0 862.4 868.1 873.8 871.4 875.9 872.6 875.9 DAY-HOUR 9- 6 3- 6 12- 6 23- 6 22- 6 3- 6 26- 6 31- 6 14- 6 9- 6 23- 6 20- 6 1970 874.6 871.3 871.6 870.9 869.2 867.6 864.5 865.5 870.2 874.7 877.8 875.8 877.8 DAY-HOUR 3- 6 2- 6 26- 6 13- 6 23- 3 12- 3 23- 6 30- 3 18- 6 12- 6 15- 6 31- 6 1971 877.0 870.6 872.1 871.0 868.8 863.7 863.0 866.4 870.5 875.9 876.3 872.5 877.0 DAY-HOUR 4- 6 4- 6 17- 6 9- 9 2- 6 18- 6 26- 6 21- 6 23- 6 11- 6 20- 6 11- 6 1972 876.4 873.4 872.8 870.3 872.1 868.7 864.9 867.6 871.6 875.9 874.0 876.1 876.4 DAY-HOUR 5- 6 1- 6 16- 6 8- 6 25- 6 2- 6 24- 6 9- 6 17- 3 26- 6 12- 6 27- 6 1973 878.2 873.4 873.6 869.2 871.9 867.8 863.4 865.5 873.0 873.3 875.1 878.7 878.7 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 8- 3 3- 6 22- 6 21- 3 30- 6 23- 3 12- 6 27- 6 1974 875.3 872.6 873.2 867.9 868.5 865.2 864.4 866.0 869.1 875.1 877.9 873.2 877.9 DAY-HOUR 5- 6 4- 6 10- 6 4- 6 10- 3 1- 6 29- 6 26- 6 22- 6 14- 6 18- 6 3- 6 1975 878.6 871.6 870.9 872.4 870.0 865.5 863.7 867.3 872.7 873.4 875.3 875.6 878.6 DAY-HOUR 15- 6 18- 6 31- 6 8- 6 20- 6 17- 3 28- 6 18- 6 19- 6 20- 6 7- 6 25- 6 1976 870.7 874.1 870.4 869.6 867.1 866.7 862.9 864.0 870.9 874.4 877.3 876.2 877.3 DAY-HOUR 27- 6 21- 6 5- 6 4- 6 2- 6 21- 6 6-18 27- 6 11- 6 31- 6 12-18 16- 6 1977 874.2 874.7 877.8 868.1 868.7 866.2 862.8 866.7 872.4 874.0 873.9 875.4 877.8 DAY-HOUR 5-18 16- 6 10- 3 1- 6 29- 3 6- 3 13- 6 23- 6 30- 6 24- 6 27- 6 13- 6 1978 874.8 872.6 870.2 868.5 868.1 869.2 866.2 865.9 870.4 874.1 877.9 878.6 878.6 DAY-HOUR 13- 6 5- 9 20- 6 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 11- 6 27- 6 24- 6 1979 878.1 871.5 871.3 871.1 873.1 870.6 866.5 869.9 873.2 875.7 878.0 875.1 878.1 DAY-HOUR 18- 6 13-15 5- 6 25- 3 28- 3 11- 3 21- 6 29- 6 23- 6 9- 6 13- 6 23- 6 1980 872.4 872.5 871.2 871.9 869.4 870.2 867.5 870.0 872.9 872.1 875.8 873.7 875.8 DAY-HOUR 10- 6 22- 6 28- 9 21- 6 26- 3 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 1981 875.9 871.1 873.0 870.7 872.2 868.6 866.4 867.0 872.6 875.2 874.6 874.5 875.9 DAY-HOUR 9- 6 5- 6 6- 6 20- 6 22- 6 9- 6 30- 6 31-18 27- 6 29- 6 16- 6 12- 6 1982 874.4 873.0 871.2 875.7 874.4 870.2 866.3 866.7 872.4 874.6 877.0 876.2 877.0 DAY-HOUR 19- 6 11- 6 16- 6 4-18 10- 6 7- 6 8- 6 16- 6 20- 6 25-18 18- 6 10- 6 1983 877.9 873.9 871.9 870.1 870.8 871.2 866.5 865.5 870.0 875.5 879.5 877.7 879.5 DAY-HOUR 8- 6 11- 6 14- 6 27- 6 16- 6 1- 6 1- 6 8- 6 20- 6 28- 6 26- 6 4- 6 1984 876.2 876.6 871.8 871.0 868.8 866.4 863.9 863.9 870.6 877.2 877.9 877.3 877.9 DAY-HOUR 5- 6 22-18 4- 6 14- 6 17- 6 5- 6 3-18 30- 6 22- 6 9- 6 27- 6 16- 6 1985 872.5 870.0 877.5 873.2 872.4 866.9 855.7 858.3 863.4 865.6 865.6 863.7 877.5 DAY-HOUR 14-18 24-18 6- 6 17- 6 12-18 6- 6 15-21 31- 3 22- 6 31-18 1- 6 9- 6 1986 863.5 862.7 862.2 862.9 862.5 857.3 856.8 858.2 863.4 865.8 865.1 867.7 867.7 DAY-HOUR 25- 6 22- 6 27-21 5- 6 19-18 2- 6 3-18 24- 6 22- 6 15- 6 16- 6 7- 6 1987 865.8 865.6 860.8 861.7 862.2 857.6 856.6 858.3 861.7 865.6 867.4 867.7 867.7 DAY-HOUR 20- 6 1- 6 23- 6 30-18 1- 6 28- 3 11- 6 8- 6 26- 6 29- 6 30- 6 1- 6 1988 867.2 864.4 860.6 863.7 860.5 858.3 853.9 858.1 861.3 864.9 865.8 863.8 867.2 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 6 22-18 21- 6 14- 6 17- 6 6- 6 30- 6 1989 864.4 864.3 859.5 861.2 860.2 856.6 857.2 857.2 863.8 866.4 863.7 860.8 866.4 DAY-HOUR 22- 6 8- 6 1- 6 11- 6 21- 6 4- 6 10- 3 19- 6 23- 6 27- 6 8- 6 18-15 1990 863.3 862.6 866.3 859.4 860.5 855.9 855.8 856.6 859.1 867.0 867.2 864.0 867.2 DAY-HOUR 26-21 8- 6 10- 6 25- 6 16- 3 5- 6 15- 6 3- 6 28- 6 19- 6 22-18 5- 6 1991 864.1 866.8 861.2 860.9 857.3 857.9 855.0 856.2 861.3 863.0 864.1 863.3 866.8 DAY-HOUR 12- 6 15- 6 29-18 15-18 8-18 17- 6 1- 6 31-18 17- 6 21- 6 24- 6 7- 6 1992 865.6 860.0 862.8 858.0 860.6 857.7 856.1 859.7 860.8 863.8 867.0 862.8 867.0 DAY-HOUR 10- 6 16-18 13- 6 12- 6 2-18 7- 6 6- 6 31- 6 30- 6 29-18 4- 6 1- 6 1993 865.0 863.2 862.5 862.1 860.6 860.5 857.1 858.1 862.6 867.0 864.1 865.0 867.0 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 27-18 18- 6 23- 6 17- 6 21- 6 27- 6 1994 865.8 861.7 861.2 865.1 859.0 855.5 853.4 856.2 865.1 864.3 863.2 864.7 865.8 DAY-HOUR 10- 6 18- 6 18- 6 5- 9 8- 6 9- 6 13-18 15- 6 23- 6 23- 6 2- 6 8- 6 1995 864.3 861.0 861.8 858.8 861.6 858.0 853.5 858.2 860.7 866.5 864.3 864.7 866.5 DAY-HOUR 7- 6 12- 6 3- 6 1- 6 26-21 1- 6 4- 3 25- 6 13- 6 25- 6 16- 6 11- 6 1996 864.7 859.6 858.3 860.5 860.2 856.3 860.1 860.8 862.1 865.8 869.2 866.4 869.2 DAY-HOUR 10- 6 13- 6 12- 6 5- 6 4- 6 12- 6 3-18 29- 6 25- 6 2- 6 19- 6 8- 6 1997 863.3 861.7 864.6 860.0 861.6 857.6 854.1 856.6 861.6 863.3 867.7 865.0 867.7 DAY-HOUR 8- 6 25-18 11- 6 20-21 12- 6 8- 6 9- 3 24- 6 19- 6 8-18 8- 6 29- 6 1998 862.6 865.2 862.5 864.3 862.0 859.4 856.0 858.0 860.7 865.0 866.4 867.0 867.0 DAY-HOUR 4- 6 23- 6 26-18 12- 6 8-18 6- 6 22-18 19- 6 13- 6 10- 6 21- 6 29-18 1999 865.9 863.1 860.9 860.9 859.8 857.8 855.2 858.1 860.6 861.0 865.2 867.1 867.1 DAY-HOUR 2- 6 12- 6 31-21 23- 6 28- 6 9- 6 19- 6 20- 6 30- 6 26- 6 30-18 11- 6 2000 862.7 862.1 861.1 859.5 860.1 857.3 857.1 857.6 860.3 863.3 869.0 863.5 869.0 DAY-HOUR 25- 6 29- 6 27- 6 4- 6 5- 6 3- 6 30- 6 23- 6 29- 6 16- 6 17- 6 4- 6 2001 861.7 865.2 864.8 862.7 857.5 859.0 855.9 858.4 862.4 865.0 863.2 865.2 865.2 DAY-HOUR 3- 6 10- 6 2- 6 5- 6 15- 6 2- 6 29- 6 5- 3 22- 6 10- 6 5- 6 18- 6 2002 862.8 863.1 866.3 861.6 859.2 857.7 857.5 857.3 862.5 863.3 866.5 865.4 866.5 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 24- 6 24-18 3- 6 30- 6 21- 6 10- 6 18- 6 4- 6 2003 863.0 860.6 863.3 860.4 862.1 856.1 854.7 856.5 861.8 861.4 867.5 865.9 867.5 DAY-HOUR 12- 6 13- 6 3- 6 7-18 2- 6 9- 6 4- 6 4- 6 27- 6 15- 6 25- 6 12- 6 1959-2003 878.6 876.6 877.8 878.9 874.4 871.2 867.5 870.3 875.4 877.2 880.1 878.7 880.1 YEAR-DAY 75-15 84-22 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 855.4 855.2 852.0 858.6 858.0 854.4 856.3 856.5 857.8 861.0 860.8 862.5 852.0 DAY-HOUR 23-12 17- 9 1- 9 19-12 30-12 28-12 27-15 3-12 12-15 30-12 26- 3 1-12 1960 ****** ****** 855.2 860.4 859.8 856.5 856.0 857.0 862.2 862.8 859.0 861.6 ****** DAY-HOUR **-** **-** 12- 6 11-12 17-15 30-15 1-12 11-15 1-15 8-15 20- 3 30-12 1961 862.0 860.2 855.2 859.7 852.4 853.1 857.6 859.4 859.2 863.7 862.6 857.1 852.4 DAY-HOUR 22-12 17-12 9-12 15-12 30-12 6-18 12-15 7-15 19-15 1-12 24-12 22-12 1962 860.7 854.7 851.3 853.7 857.5 854.5 857.7 857.9 860.9 859.9 866.4 861.8 851.3 DAY-HOUR 5-15 18-12 28-12 5-15 11-12 9-15 14-12 20-12 17-12 10-12 9-15 25- 3 1963 863.1 858.9 854.7 855.6 854.0 856.8 856.8 857.4 860.0 865.0 ****** 854.5 ****** DAY-HOUR 4-15 13-12 5-21 16-12 11-15 30-15 1-15 2-15 3-15 25-12 **-** 11-12 1964 845.6 859.0 856.7 850.5 855.7 853.0 855.0 855.4 860.2 860.8 853.1 861.7 845.6 DAY-HOUR 19-12 13-15 4-12 9-15 12-15 29-12 31-15 2-15 11-15 3-15 27-15 24-15 1965 852.7 851.8 856.0 853.0 858.4 855.9 853.8 859.6 860.9 854.0 861.1 859.3 851.8 DAY-HOUR 14- 3 23-12 24- 3 4- 3 12-12 18-15 12-15 27-12 22-12 25-15 9-12 20-12 1966 861.9 856.1 847.5 855.6 858.8 854.4 854.9 855.6 858.8 860.0 865.4 857.3 847.5 DAY-HOUR 27-12 10-12 20- 3 23-12 26-15 26-15 17-15 5-12 8-12 15-12 16-12 12-12 1967 856.6 856.1 847.0 850.8 855.7 854.0 851.7 856.2 857.7 860.6 862.7 854.2 847.0 DAY-HOUR 22- 9 15- 3 24-12 25-15 18-15 5-12 10-15 5-12 18-15 3-12 14-12 23-15 1968 855.1 855.8 857.7 853.8 859.8 855.7 855.4 855.4 859.9 859.2 861.9 856.8 853.8 DAY-HOUR 22-15 3-12 9-15 24-12 18-12 22-15 11-15 1-12 9-15 25-12 19- 3 9-15 1969 851.6 859.5 854.1 855.5 855.9 853.5 856.5 855.5 857.5 858.1 860.4 860.2 851.6 DAY-HOUR 25- 6 13-12 22-15 13-15 2-12 16-15 18-12 8-12 11-12 29-12 9-12 14-12 1970 855.1 855.4 858.8 856.1 857.4 856.7 855.0 854.4 857.5 858.6 862.6 857.7 854.4 DAY-HOUR 23- 3 23-12 24-12 20- 3 7-12 8-12 1-15 27-15 6-12 8-15 30-12 14-15 1971 857.1 853.0 854.8 855.4 856.8 852.0 854.9 857.3 860.6 861.5 862.4 855.9 852.0 DAY-HOUR 14- 3 14- 3 21-12 14-12 11-12 5-12 23-12 9-12 2-12 1-12 5-12 20- 9 1972 860.1 859.4 858.2 857.7 852.7 852.3 854.9 854.2 858.8 863.9 862.9 860.6 852.3 DAY-HOUR 23- 3 9-12 18-12 25- 3 6-15 24-15 31-15 1-12 11-15 30-12 8- 9 16-18 1973 854.5 848.9 854.3 856.6 856.2 853.0 853.2 858.6 860.0 864.4 861.9 859.6 848.9 DAY-HOUR 16- 3 22-18 7- 9 19-15 30-15 16-12 11-15 13-15 2-12 24-12 19-12 7-12 1974 846.3 860.8 858.7 853.8 856.7 854.9 854.3 856.0 856.2 864.3 863.0 856.9 846.3 DAY-HOUR 25- 3 12-12 25-12 29-12 27-15 3-15 20-12 16-12 3-15 29-12 24-12 13-12 1975 858.7 854.3 853.9 858.0 858.2 857.1 856.1 853.9 856.8 858.8 854.5 858.8 853.9 DAY-HOUR 5-12 11-12 3- 3 24-15 14-12 24-15 17-12 15-12 10-15 4-15 29- 9 23-15 1976 858.2 854.6 856.4 859.7 856.8 858.1 853.6 857.6 860.7 860.0 856.6 861.0 853.6 DAY-HOUR 12-12 11-12 14-12 8-12 7-15 6-12 19-15 30-15 3-12 18-12 29-12 11- 3 1977 857.9 858.2 859.1 855.5 856.7 854.4 853.5 852.8 861.1 861.1 859.1 859.7 852.8 DAY-HOUR 7-18 7-12 27-12 8-12 17-12 22-12 2-15 17-15 8-12 5-12 17-15 23-12 1978 855.9 857.0 854.9 854.3 851.1 847.2 854.2 857.0 857.8 861.8 861.4 859.0 847.2 DAY-HOUR 21-12 12- 3 13-15 25-15 30-12 22-12 2-15 14-12 2-12 1- 3 1-12 16-12 1979 858.6 852.2 856.0 858.5 857.4 855.8 855.9 856.6 862.0 863.7 858.8 858.3 852.2 DAY-HOUR 7-12 11-15 28- 3 16-12 17-12 22-12 6-12 6-12 5-12 4-12 29-15 1-12 1980 857.1 855.3 850.3 857.9 857.8 853.7 858.0 858.4 859.8 863.0 862.0 859.7 850.3 DAY-HOUR 24-12 12- 3 2-15 27- 3 10-12 17-12 2-12 19-12 21-12 4-12 25-12 10-12 1981 857.0 858.1 853.4 851.8 856.2 853.8 855.9 858.3 863.1 863.5 859.4 861.2 851.8 DAY-HOUR 3-15 1-12 28- 6 2- 6 6-12 5-12 6-15 13-12 22-12 17- 3 23- 3 31-18 1982 852.4 853.8 855.0 856.9 860.2 858.1 852.4 853.2 862.0 862.7 862.5 860.5 852.4 DAY-HOUR 17-15 14-12 25-12 18-12 24-12 25-12 31-12 1-12 13-12 20-15 6-12 8- 3 1983 853.3 856.6 855.6 858.8 859.2 857.3 854.4 855.9 859.9 860.6 864.6 857.7 853.3 DAY-HOUR 24-18 27-15 6-15 11- 0 29-15 22-12 27-12 4-15 9- 0 4-12 12-12 12- 9 1984 858.7 858.7 850.6 855.8 854.9 857.1 857.2 856.2 860.6 861.1 859.8 858.6 850.6 DAY-HOUR 30- 0 8-21 16-12 26-12 2- 0 21-12 16- 0 8-12 8-15 20-12 12-12 7-12 1985 860.4 849.1 853.3 858.2 858.7 849.0 847.5 849.8 850.9 850.3 854.8 848.2 847.5 DAY-HOUR 17-12 26-21 24-15 24-15 4-15 30-12 19-15 8-12 7-12 11-12 7-12 19- 9 1986 841.6 844.4 848.4 850.5 848.5 845.9 849.2 849.5 853.9 855.2 851.7 846.4 841.6 DAY-HOUR 20-21 16- 3 9-12 11-15 11- 0 19-12 20-12 6-12 4-12 5-12 7-12 31- 0 1987 850.2 846.9 841.8 846.0 850.3 850.3 844.7 848.8 851.6 852.8 851.5 847.4 841.8 DAY-HOUR 3- 0 11- 0 14-15 19-21 23-12 13- 9 3-12 18-12 6-12 9- 3 8- 0 31-12 1988 845.7 845.7 844.4 847.6 848.6 843.8 845.8 847.5 851.2 852.9 851.5 844.3 843.8 DAY-HOUR 29-12 3-15 5-12 1- 0 29-15 24-15 1- 0 29-12 1-12 31- 0 28-21 27-18 1989 846.4 844.6 841.1 848.1 850.8 847.5 849.1 846.0 848.5 851.9 854.3 847.6 841.1 DAY-HOUR 5- 0 23- 9 30- 9 29-12 31-15 11-15 31-12 1-12 19-12 2- 0 17- 0 5-12 1990 850.5 842.8 849.8 843.1 842.4 847.1 847.2 848.7 850.7 852.4 851.5 845.5 842.4 DAY-HOUR 2- 9 16- 0 25- 0 16- 0 13-12 27-12 4-15 8-12 18-12 31-21 1-12 25-15 1991 845.9 848.0 843.1 847.0 843.3 846.0 845.0 847.6 850.0 855.0 853.2 847.2 843.1 DAY-HOUR 26- 3 5- 0 7-12 10-15 23- 3 12-15 14-12 12-15 3-12 4-12 5-12 26- 0 1992 845.7 843.7 845.3 846.1 850.0 846.2 847.4 848.1 851.6 854.2 847.6 850.4 843.7 DAY-HOUR 3- 0 11-12 31- 0 19- 0 4-15 27-15 26-12 1-12 18-15 5-15 26-12 28- 9 1993 846.9 849.5 844.0 847.6 849.4 847.9 848.8 849.0 851.0 853.8 847.1 851.4 844.0 DAY-HOUR 9-12 5- 3 22- 0 13-12 29-12 3-12 13-12 12-12 3-12 2-12 14- 9 4-21 1994 846.6 845.2 844.8 846.7 846.6 845.2 845.9 846.4 851.8 854.0 845.8 844.0 844.0 DAY-HOUR 17- 0 12-12 12-18 3- 0 1-15 22-12 20-12 1-12 1-12 2-12 26- 6 4-21 1995 851.2 847.3 844.2 846.4 850.4 845.5 843.4 848.3 850.5 851.7 844.6 853.7 843.4 DAY-HOUR 1-21 10- 0 26-12 25- 3 15-15 30-21 1-15 3-12 19-12 13- 0 26- 0 4-12 1996 851.5 844.6 847.2 846.5 850.1 847.3 848.8 847.7 847.2 850.4 854.7 852.4 844.6 DAY-HOUR 7- 0 5-18 14-12 10-15 29-15 6-12 6-12 8-12 19-12 27-12 29- 9 15-12 1997 843.8 843.6 844.1 844.0 846.0 846.8 845.2 848.1 848.8 854.5 854.8 849.1 843.6 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 5-12 2-15 23-12 14- 0 10-12 1998 837.8 841.1 844.3 845.3 845.4 850.2 843.9 850.3 849.4 851.1 854.6 852.2 837.8 DAY-HOUR 13-15 13-15 2- 0 24-12 30- 9 29-12 6-15 13-12 6-15 2-12 1-15 21-12 1999 848.2 845.5 847.5 846.0 845.4 842.7 846.1 847.6 849.8 853.2 851.6 853.5 842.7 DAY-HOUR 19- 0 21- 0 3- 0 9- 0 21- 0 25-15 12-15 7- 9 16-15 31-12 26-12 16- 0 2000 845.8 844.8 847.2 850.0 846.0 845.3 848.3 848.2 847.2 852.5 851.3 846.4 844.8 DAY-HOUR 21- 0 7-12 9-12 11-12 27-15 26-12 9-15 3-12 1-12 1-12 6-15 16- 0 2001 852.2 842.3 843.2 846.8 845.8 846.0 843.7 846.6 848.4 851.5 849.5 852.4 842.3 DAY-HOUR 20- 0 21-21 26-12 13- 0 30-12 17-15 18-12 27-12 1- 0 31-21 17-12 5-12 2002 849.4 849.1 846.5 841.0 848.0 842.1 847.0 846.6 851.8 854.3 852.6 846.0 841.0 DAY-HOUR 8-12 27- 0 23- 0 4-12 20-15 21-12 25-15 17-12 10-12 22-12 13- 3 22- 9 2003 844.3 844.6 845.2 849.2 849.2 846.3 845.7 847.4 848.6 852.2 850.0 851.6 844.3 DAY-HOUR 29- 0 20-21 14- 0 18- 0 8-15 30-12 1-15 1- 0 7-12 27-12 14-12 7- 0 1959-2003 837.8 841.1 841.1 841.0 842.4 842.1 843.4 846.0 847.2 850.3 844.6 844.0 837.8 YEAR-DAY 98-13 98-13 89-30 2- 4 90-13 2-21 95- 1 89- 1 96-19 85-11 95-26 94- 4 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1032.4 1027.9 1030.4 1031.2 1028.6 1027.8 1024.2 1025.0 1027.4 1032.4 1032.9 1033.3 1029.5 1960 ****** ****** 1029.1 1030.3 1031.0 1027.1 1024.7 1025.2 1031.1 1034.9 1034.3 1035.4 ****** 1961 1034.6 1032.2 1029.7 1030.4 1028.7 1027.9 1025.0 1027.9 1029.0 1035.6 1034.9 1032.3 1030.7 1962 1032.2 1029.5 1027.9 1027.4 1028.6 1026.8 1024.9 1027.8 1030.9 1033.7 1036.8 1033.0 1030.0 1963 1032.7 1030.9 1026.3 1026.6 1025.3 1026.2 1024.6 1026.2 1030.7 1033.8 ****** 1031.6 ****** 1964 1031.4 1028.8 1028.0 1024.6 1027.3 1024.1 1023.1 1022.7 1028.7 1033.9 1032.9 1034.4 1028.3 1965 1028.9 1027.2 1029.0 1025.4 1028.3 1025.7 1023.5 1027.4 1030.2 1031.3 1033.0 1031.3 1028.4 1966 1032.4 1028.3 1026.4 1026.9 1028.6 1024.9 1023.0 1024.6 1028.8 1032.5 1037.3 1030.7 1028.7 1967 1032.0 1027.8 1024.9 1026.0 1028.0 1025.1 1022.3 1024.1 1027.4 1033.2 1031.6 1030.0 1027.7 1968 1027.7 1030.0 1027.8 1028.4 1029.3 1024.9 1024.5 1024.6 1029.1 1032.7 1034.1 1030.4 1028.6 1969 1030.1 1030.6 1027.2 1028.0 1027.6 1024.5 1022.9 1026.2 1029.4 1031.4 1033.4 1032.0 1028.6 1970 1030.0 1030.0 1029.5 1030.5 1027.1 1025.4 1023.5 1023.6 1028.4 1031.9 1034.3 1032.3 1028.9 1971 1033.6 1026.6 1030.1 1027.2 1027.2 1022.6 1023.7 1025.3 1030.6 1033.5 1033.9 1030.6 1028.7 1972 1031.6 1032.0 1029.1 1028.7 1027.2 1026.1 1024.5 1028.0 1030.7 1034.0 1033.4 1033.3 1029.9 1973 1032.5 1028.9 1029.0 1026.7 1026.5 1024.0 1022.2 1026.1 1030.0 1033.4 1032.7 1033.4 1028.8 1974 1029.7 1031.3 1031.6 1025.5 1027.5 1024.5 1023.5 1025.2 1029.1 1033.7 1034.7 1031.6 1029.0 1975 1031.9 1028.7 1027.9 1029.6 1027.7 1024.9 1023.5 1024.7 1029.1 1031.4 1033.9 1033.1 1028.9 1976 1029.4 1028.7 1028.1 1028.4 1027.4 1026.4 1022.1 1024.8 1029.2 1031.0 1035.5 1033.6 1028.7 1977 1030.5 1033.2 1032.1 1026.9 1027.7 1023.9 1021.8 1025.3 1030.6 1032.4 1032.3 1031.9 1029.1 1978 1031.7 1030.4 1028.2 1025.8 1025.7 1023.6 1024.2 1024.8 1028.6 1033.8 1033.6 1032.7 1028.6 1979 1032.5 1028.8 1029.2 1029.3 1030.1 1027.8 1025.7 1026.8 1032.5 1033.9 1036.1 1032.2 1030.4 1980 1030.8 1030.1 1028.7 1028.3 1028.5 1026.2 1025.6 1026.6 1030.2 1031.8 1033.8 1032.1 1029.4 1981 1031.9 1029.7 1027.9 1027.4 1028.2 1026.6 1024.9 1027.0 1032.0 1035.0 1032.8 1032.6 1029.6 1982 1030.6 1028.3 1028.0 1029.7 1031.5 1027.1 1024.6 1025.8 1031.7 1032.8 1033.5 1033.4 1029.7 1983 1031.8 1030.0 1029.1 1028.5 1028.2 1027.6 1024.6 1025.1 1029.2 1033.7 1035.5 1033.9 1029.8 1984 1031.6 1033.9 1029.1 1027.7 1027.0 1025.9 1024.6 1024.2 1031.1 1034.7 1033.6 1034.4 1029.8 1985 1031.3 1025.2 1031.2 1027.7 1028.8 1023.9 1014.2 1017.1 1019.3 1021.7 1023.2 1020.4 1023.7 1986 1020.1 1018.1 1018.5 1018.7 1017.9 1013.4 1015.9 1017.1 1021.0 1023.3 1021.9 1021.2 1018.9 1987 1022.3 1020.2 1014.3 1018.2 1019.0 1016.7 1015.5 1015.5 1019.4 1023.3 1023.3 1021.4 1019.1 1988 1019.4 1018.2 1014.7 1018.1 1016.6 1013.7 1012.4 1014.4 1018.6 1022.4 1022.0 1019.4 1017.5 1989 1018.4 1020.2 1015.8 1019.2 1018.8 1015.3 1015.2 1015.8 1017.6 1022.3 1022.4 1019.5 1018.4 1990 1019.4 1016.5 1019.8 1015.8 1016.8 1014.2 1013.8 1015.9 1017.9 1021.8 1023.0 1020.6 1018.0 1991 1019.4 1019.4 1017.5 1017.8 1014.5 1014.9 1013.3 1014.8 1019.5 1022.5 1022.9 1018.9 1017.9 1992 1018.4 1015.3 1017.0 1016.1 1018.0 1014.7 1014.3 1016.9 1019.6 1021.5 1022.6 1020.0 1017.9 1993 1019.8 1019.1 1018.0 1017.3 1017.5 1015.3 1015.0 1017.2 1018.7 1024.8 1021.5 1022.7 1018.9 1994 1019.4 1016.3 1017.9 1018.6 1017.4 1012.9 1012.1 1014.3 1021.7 1023.5 1020.7 1021.1 1018.0 1995 1021.2 1018.4 1018.0 1016.9 1018.9 1014.4 1011.7 1014.9 1017.8 1021.8 1020.9 1022.4 1018.1 1996 1021.1 1017.6 1015.9 1018.0 1018.5 1015.3 1015.2 1016.2 1016.5 1021.3 1024.3 1023.1 1018.6 1997 1018.5 1018.3 1014.7 1016.0 1018.4 1014.4 1012.4 1015.3 1019.4 1021.2 1022.6 1020.0 1017.6 1998 1017.4 1017.7 1016.5 1017.1 1018.1 1017.4 1013.5 1016.7 1018.3 1021.9 1022.8 1024.0 1018.4 1999 1019.5 1018.1 1016.4 1017.6 1016.9 1014.2 1013.0 1015.0 1017.4 1020.6 1020.8 1024.0 1017.8 2000 1018.0 1017.8 1016.8 1017.0 1015.1 1014.3 1014.8 1015.7 1017.6 1021.8 1023.0 1020.9 1017.7 2001 1020.6 1018.2 1017.5 1016.7 1015.1 1013.4 1013.7 1016.2 1018.6 1021.0 1021.0 1022.5 1017.9 2002 1019.8 1018.8 1017.8 1015.2 1016.0 1013.8 1015.2 1014.5 1019.8 1021.9 1022.6 1020.0 1018.0 2003 1019.8 1015.9 1017.1 1018.0 1018.5 1014.3 1012.2 1015.8 1018.0 1020.4 1021.8 1022.0 1017.8 MEAN 1026.5 1024.8 1024.0 1023.7 1023.8 1021.2 1019.7 1021.4 1025.2 1028.5 1028.9 1027.8 1024.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1037.8 1035.0 1037.8 1039.5 1034.3 1033.8 1028.4 1029.2 1033.2 1042.7 1043.3 1041.3 1043.3 DAY-HOUR 6- 6 23- 6 15- 6 9- 6 5-15 21- 6 15- 6 29- 9 25- 6 20- 6 3- 6 5- 6 1960 ****** ****** 1038.5 1045.5 1037.0 1033.5 1031.8 1030.2 1035.5 1041.0 1040.8 1042.4 ****** DAY-HOUR **-** **-** 22- 6 8- 6 6- 3 3- 6 17- 3 31- 9 25- 6 28- 6 26- 9 7- 6 1961 1043.8 1041.9 1041.9 1036.8 1038.2 1033.7 1031.0 1033.0 1035.9 1042.1 1042.5 1043.1 1043.8 DAY-HOUR 10- 6 22- 6 4- 6 27- 6 14- 6 11- 6 24- 9 9-21 25- 6 25- 6 29- 9 5- 6 1962 1040.9 1040.8 1037.4 1037.0 1034.7 1033.5 1030.0 1035.6 1041.0 1041.7 1046.9 1040.2 1046.9 DAY-HOUR 13- 6 11-18 6- 6 19-18 17- 6 2- 6 31- 6 26- 6 25-18 27- 6 23- 6 1- 6 1963 1037.2 1040.1 1035.0 1035.2 1031.5 1033.2 1029.9 1030.4 1041.4 1038.7 ****** 1038.8 ****** DAY-HOUR 28- 0 5- 6 23- 9 2- 6 20- 6 2- 6 29- 6 5- 6 24- 6 18- 6 **-** 26-15 1964 1040.3 1036.7 1035.2 1035.8 1032.7 1033.0 1029.5 1027.2 1036.8 1039.6 1042.3 1041.2 1042.3 DAY-HOUR 30-15 28- 6 18- 6 25- 6 17- 6 3- 6 22- 6 26- 6 29- 6 30- 6 11- 6 1- 6 1965 1038.0 1036.1 1037.2 1032.7 1038.2 1032.7 1027.4 1033.4 1037.1 1039.4 1038.6 1038.5 1039.4 DAY-HOUR 13- 3 1- 6 16- 6 25- 6 21- 6 2- 6 9- 6 9- 6 20- 6 5- 6 28- 6 4- 6 1966 1040.1 1035.5 1035.2 1035.6 1033.6 1032.7 1030.7 1029.4 1034.4 1040.2 1044.3 1039.6 1044.3 DAY-HOUR 1- 6 26- 6 3- 9 1- 6 21- 3 3- 6 11- 6 22- 6 15- 6 10- 6 23- 6 7- 6 1967 1039.4 1038.5 1037.9 1035.1 1035.9 1032.0 1029.6 1029.6 1032.9 1041.3 1037.5 1038.2 1041.3 DAY-HOUR 6- 6 28- 6 3- 6 13- 6 3- 6 8- 6 15- 3 16- 3 26- 6 15- 6 6-12 12- 6 1968 1036.1 1035.7 1039.4 1038.3 1035.3 1033.8 1029.5 1032.0 1034.3 1039.8 1040.5 1040.0 1040.5 DAY-HOUR 12- 6 7- 9 27- 9 1- 6 8- 3 1- 6 15- 3 30- 6 19- 3 16- 6 24- 6 23- 6 1969 1038.9 1039.1 1036.3 1036.1 1035.8 1032.9 1026.5 1033.0 1039.6 1036.8 1042.0 1038.2 1042.0 DAY-HOUR 9- 6 3- 6 12- 6 23- 6 22- 6 3- 6 26- 6 31- 6 14- 6 9- 6 23- 6 20- 6 1970 1040.5 1036.7 1037.1 1036.3 1034.3 1032.5 1028.9 1030.0 1035.5 1040.6 1044.2 1041.9 1044.2 DAY-HOUR 3- 6 2- 6 26- 6 13- 6 23- 3 12- 3 23- 6 30- 3 18- 6 12- 6 15- 6 31- 6 1971 1043.3 1035.9 1037.6 1036.4 1033.8 1028.0 1027.2 1031.1 1035.8 1042.0 1042.5 1038.1 1043.3 DAY-HOUR 4- 6 4- 6 17- 6 9- 9 2- 6 18- 6 26- 6 21- 6 23- 6 11- 6 20- 6 11- 6 1972 1042.6 1039.1 1038.5 1035.6 1037.6 1033.7 1029.4 1032.5 1037.1 1042.0 1039.8 1042.3 1042.6 DAY-HOUR 5- 6 1- 6 16- 6 8- 6 25- 6 2- 6 24- 6 9- 6 17- 3 26- 6 12- 6 27- 6 1973 1044.7 1039.1 1039.4 1034.3 1037.4 1032.7 1027.6 1030.0 1038.7 1039.0 1041.1 1045.2 1045.2 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 8- 3 3- 6 22- 6 21- 3 30- 6 23- 3 12- 6 27- 6 1974 1041.3 1038.2 1038.9 1032.8 1033.5 1029.7 1028.8 1030.6 1034.2 1041.1 1044.3 1038.9 1044.3 DAY-HOUR 5- 6 4- 6 10- 6 4- 6 10- 3 1- 6 29- 6 26- 6 22- 6 14- 6 18- 6 3- 6 1975 1045.1 1037.1 1036.3 1038.0 1035.2 1030.0 1028.0 1032.1 1038.3 1039.1 1041.3 1041.7 1045.1 DAY-HOUR 15- 6 18- 6 31- 6 8- 6 20- 6 17- 3 28- 6 18- 6 19- 6 20- 6 7- 6 25- 6 1976 1036.0 1040.0 1035.7 1034.8 1031.9 1031.4 1027.1 1028.3 1036.3 1040.3 1043.6 1042.4 1043.6 DAY-HOUR 27- 6 21- 6 5- 6 4- 6 2- 6 21- 6 6-18 27- 6 11- 6 31- 6 12-18 16- 6 1977 1040.1 1040.6 1044.2 1033.0 1033.7 1030.9 1026.9 1031.4 1038.0 1039.8 1039.7 1041.4 1044.2 DAY-HOUR 5-18 16- 6 10- 3 1- 6 29- 3 6- 3 13- 6 23- 6 30- 6 24- 6 27- 6 13- 6 1978 1040.8 1038.2 1035.5 1033.5 1033.0 1034.3 1030.9 1030.5 1035.7 1040.0 1044.3 1045.1 1045.1 DAY-HOUR 13- 6 5- 9 20- 6 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 11- 6 27- 6 24- 6 1979 1044.6 1037.0 1036.7 1036.5 1038.8 1035.9 1031.2 1035.1 1038.9 1041.8 1044.4 1041.1 1044.6 DAY-HOUR 18- 6 13-15 5- 6 25- 3 28- 3 11- 3 21- 6 29- 6 23- 6 9- 6 13- 6 23- 6 1980 1038.0 1038.1 1036.6 1037.4 1034.5 1035.5 1032.4 1035.2 1038.6 1037.6 1041.9 1039.5 1041.9 DAY-HOUR 10- 6 22- 6 28- 9 21- 6 26- 3 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 1981 1042.0 1036.5 1038.7 1036.0 1037.8 1033.6 1031.1 1031.8 1038.2 1041.2 1040.5 1040.4 1042.0 DAY-HOUR 9- 6 5- 6 6- 6 20- 6 22- 6 9- 6 30- 6 31-18 27- 6 29- 6 16- 6 12- 6 1982 1040.3 1038.7 1036.6 1041.8 1040.3 1035.5 1031.0 1031.4 1038.0 1040.5 1043.3 1042.4 1043.3 DAY-HOUR 19- 6 11- 6 16- 6 4-18 10- 6 7- 6 8- 6 16- 6 20- 6 25-18 18- 6 10- 6 1983 1044.3 1039.7 1037.4 1035.3 1036.1 1036.6 1031.2 1030.0 1035.2 1041.6 1046.2 1044.1 1046.2 DAY-HOUR 8- 6 11- 6 14- 6 27- 6 16- 6 1- 6 1- 6 8- 6 20- 6 28- 6 26- 6 4- 6 1984 1042.4 1042.8 1037.3 1036.4 1033.8 1031.1 1028.2 1028.2 1035.9 1043.5 1044.3 1043.6 1044.3 DAY-HOUR 5- 6 22-18 4- 6 14- 6 17- 6 5- 6 3-18 30- 6 22- 6 9- 6 27- 6 16- 6 1985 1038.1 1035.2 1043.9 1038.9 1038.0 1031.7 1018.8 1021.8 1027.6 1030.2 1030.2 1028.0 1043.9 DAY-HOUR 14-18 24-18 6- 6 17- 6 12-18 6- 6 15-21 31- 3 22- 6 31-18 1- 6 9- 6 1986 1027.7 1026.8 1026.2 1027.1 1026.6 1020.6 1020.0 1021.6 1027.6 1030.4 1029.6 1032.6 1032.6 DAY-HOUR 25- 6 22- 6 27-21 5- 6 19-18 2- 6 3-18 24- 6 22- 6 15- 6 16- 6 7- 6 1987 1030.4 1030.2 1024.6 1025.7 1026.2 1020.9 1019.8 1021.8 1025.7 1030.2 1032.2 1032.6 1032.6 DAY-HOUR 20- 6 1- 6 23- 6 30-18 1- 6 28- 3 11- 6 8- 6 26- 6 29- 6 30- 6 1- 6 1988 1032.0 1028.8 1024.4 1028.0 1024.3 1021.8 1016.7 1021.5 1025.2 1029.4 1030.4 1028.1 1032.0 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 6 22-18 21- 6 14- 6 17- 6 6- 6 30- 6 1989 1028.8 1028.7 1023.1 1025.1 1023.9 1019.8 1020.5 1020.5 1028.1 1031.1 1028.0 1024.6 1031.1 DAY-HOUR 22- 6 8- 6 1- 6 11- 6 21- 6 4- 6 10- 3 19- 6 23- 6 27- 6 8- 6 18-15 1990 1027.5 1026.7 1031.0 1023.0 1024.3 1019.0 1018.9 1019.8 1022.7 1031.8 1032.0 1028.3 1032.0 DAY-HOUR 26-21 8- 6 10- 6 25- 6 16- 3 5- 6 15- 6 3- 6 28- 6 19- 6 22-18 5- 6 1991 1028.4 1031.5 1025.1 1024.7 1020.6 1021.3 1018.0 1019.3 1025.2 1027.2 1028.4 1027.5 1031.5 DAY-HOUR 12- 6 15- 6 29-18 15-18 8-18 17- 6 1- 6 31-18 17- 6 21- 6 24- 6 7- 6 1992 1030.2 1023.7 1026.9 1021.4 1024.4 1021.1 1019.2 1023.4 1024.6 1028.1 1031.8 1026.9 1031.8 DAY-HOUR 10- 6 16-18 13- 6 12- 6 2-18 7- 6 6- 6 31- 6 30- 6 29-18 4- 6 1- 6 1993 1029.5 1027.4 1026.6 1026.1 1024.4 1024.3 1020.4 1021.5 1026.7 1031.8 1028.4 1029.5 1031.8 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 27-18 18- 6 23- 6 17- 6 21- 6 27- 6 1994 1030.4 1025.7 1025.1 1029.6 1022.6 1018.5 1016.1 1019.3 1029.6 1028.7 1027.4 1029.1 1030.4 DAY-HOUR 10- 6 18- 6 18- 6 5- 9 8- 6 9- 6 13-18 15- 6 23- 6 23- 6 2- 6 8- 6 1995 1028.7 1024.9 1025.8 1022.3 1025.6 1021.4 1016.2 1021.6 1024.5 1031.2 1028.7 1029.1 1031.2 DAY-HOUR 7- 6 12- 6 3- 6 1- 6 26-21 1- 6 4- 3 25- 6 13- 6 25- 6 16- 6 11- 6 1996 1029.1 1023.3 1021.8 1024.3 1023.9 1019.4 1023.8 1024.6 1026.1 1030.4 1034.3 1031.1 1034.3 DAY-HOUR 10- 6 13- 6 12- 6 5- 6 4- 6 12- 6 3-18 29- 6 25- 6 2- 6 19- 6 8- 6 1997 1027.5 1025.7 1029.0 1023.7 1025.6 1020.9 1016.9 1019.8 1025.6 1027.5 1032.6 1029.5 1032.6 DAY-HOUR 8- 6 25-18 11- 6 20-21 12- 6 8- 6 9- 3 24- 6 19- 6 8-18 8- 6 29- 6 1998 1026.7 1029.7 1026.6 1028.7 1026.0 1023.0 1019.1 1021.4 1024.5 1029.5 1031.1 1031.8 1031.8 DAY-HOUR 4- 6 23- 6 26-18 12- 6 8-18 6- 6 22-18 19- 6 13- 6 10- 6 21- 6 29-18 1999 1030.5 1027.3 1024.7 1024.7 1023.5 1021.2 1018.2 1021.5 1024.4 1024.9 1029.7 1031.9 1031.9 DAY-HOUR 2- 6 12- 6 31-21 23- 6 28- 6 9- 6 19- 6 20- 6 30- 6 26- 6 30-18 11- 6 2000 1026.8 1026.1 1025.0 1023.1 1023.8 1020.6 1020.4 1020.9 1024.1 1027.5 1034.1 1027.7 1034.1 DAY-HOUR 25- 6 29- 6 27- 6 4- 6 5- 6 3- 6 30- 6 23- 6 29- 6 16- 6 17- 6 4- 6 2001 1025.7 1029.7 1029.2 1026.8 1020.8 1022.6 1019.0 1021.9 1026.5 1029.5 1027.4 1029.7 1029.7 DAY-HOUR 3- 6 10- 6 2- 6 5- 6 15- 6 2- 6 29- 6 5- 3 22- 6 10- 6 5- 6 18- 6 2002 1026.9 1027.3 1031.0 1025.6 1022.8 1021.1 1020.8 1020.6 1026.6 1027.5 1031.2 1029.9 1031.2 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 24- 6 24-18 3- 6 30- 6 21- 6 10- 6 18- 6 4- 6 2003 1027.2 1024.4 1027.5 1024.2 1026.1 1019.2 1017.6 1019.7 1025.8 1025.3 1032.4 1030.5 1032.4 DAY-HOUR 12- 6 13- 6 3- 6 7-18 2- 6 9- 6 4- 6 4- 6 27- 6 15- 6 25- 6 12- 6 1959-2003 1045.1 1042.8 1044.2 1045.5 1040.3 1036.6 1032.4 1035.6 1041.4 1043.5 1046.9 1045.2 1046.9 YEAR-DAY 75-15 84-22 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1018.4 1018.2 1014.5 1022.1 1021.4 1017.3 1019.4 1019.7 1021.2 1024.9 1024.6 1026.6 1014.5 DAY-HOUR 23-12 17- 9 1- 9 19-12 30-12 28-12 27-15 3-12 12-15 30-12 26- 3 1-12 1960 ****** ****** 1018.2 1024.2 1023.5 1019.7 1019.1 1020.3 1026.2 1026.9 1022.6 1025.6 ****** DAY-HOUR **-** **-** 12- 6 11-12 17-15 30-15 1-12 11-15 1-15 8-15 20- 3 30-12 1961 1026.0 1023.9 1018.2 1023.4 1015.0 1015.8 1020.9 1023.0 1022.8 1028.0 1026.7 1020.4 1015.0 DAY-HOUR 22-12 17-12 9-12 15-12 30-12 6-18 12-15 7-15 19-15 1-12 24-12 22-12 1962 1024.5 1017.6 1013.7 1016.5 1020.8 1017.4 1021.1 1021.3 1024.7 1023.6 1031.1 1025.8 1013.7 DAY-HOUR 5-15 18-12 28-12 5-15 11-12 9-15 14-12 20-12 17-12 10-12 9-15 25- 3 1963 1027.3 1022.4 1017.6 1018.6 1016.8 1020.0 1020.0 1020.7 1023.7 1029.5 ****** 1017.4 ****** DAY-HOUR 4-15 13-12 5-21 16-12 11-15 30-15 1-15 2-15 3-15 25-12 **-** 11-12 1964 1007.1 1022.6 1019.9 1012.8 1018.8 1015.7 1018.0 1018.4 1023.9 1024.6 1015.8 1025.7 1007.1 DAY-HOUR 19-12 13-15 4-12 9-15 12-15 29-12 31-15 2-15 11-15 3-15 27-15 24-15 1965 1015.3 1014.3 1019.1 1015.7 1021.9 1019.0 1016.6 1023.3 1024.7 1016.8 1025.0 1022.9 1014.3 DAY-HOUR 14- 3 23-12 24- 3 4- 3 12-12 18-15 12-15 27-12 22-12 25-15 9-12 20-12 1966 1025.9 1019.2 1009.3 1018.6 1022.3 1017.3 1017.8 1018.6 1022.3 1023.7 1029.9 1020.6 1009.3 DAY-HOUR 27-12 10-12 20- 3 23-12 26-15 26-15 17-15 5-12 8-12 15-12 16-12 12-12 1967 1019.8 1019.2 1008.7 1013.1 1018.8 1016.8 1014.2 1019.3 1021.1 1024.4 1026.8 1017.0 1008.7 DAY-HOUR 22- 9 15- 3 24-12 25-15 18-15 5-12 10-15 5-12 18-15 3-12 14-12 23-15 1968 1018.1 1018.9 1021.1 1016.6 1023.5 1018.8 1018.4 1018.4 1023.6 1022.8 1025.9 1020.0 1016.6 DAY-HOUR 22-15 3-12 9-15 24-12 18-12 22-15 11-15 1-12 9-15 25-12 19- 3 9-15 1969 1014.0 1023.1 1016.9 1018.5 1019.0 1016.2 1019.7 1018.5 1020.8 1021.5 1024.2 1023.9 1014.0 DAY-HOUR 25- 6 13-12 22-15 13-15 2-12 16-15 18-12 8-12 11-12 29-12 9-12 14-12 1970 1018.1 1018.4 1022.3 1019.2 1020.7 1019.9 1018.0 1017.3 1020.8 1022.1 1026.7 1021.1 1017.3 DAY-HOUR 23- 3 23-12 24-12 20- 3 7-12 8-12 1-15 27-15 6-12 8-15 30-12 14-15 1971 1020.4 1015.7 1017.7 1018.4 1020.0 1014.5 1017.8 1020.6 1024.4 1025.4 1026.5 1019.0 1014.5 DAY-HOUR 14- 3 14- 3 21-12 14-12 11-12 5-12 23-12 9-12 2-12 1-12 5-12 20- 9 1972 1023.8 1023.0 1021.6 1021.1 1015.3 1014.8 1017.8 1017.0 1022.3 1028.2 1027.1 1024.4 1014.8 DAY-HOUR 23- 3 9-12 18-12 25- 3 6-15 24-15 31-15 1-12 11-15 30-12 8- 9 16-18 1973 1017.4 1010.9 1017.1 1019.8 1019.3 1015.7 1015.9 1022.1 1023.7 1028.8 1025.9 1023.3 1010.9 DAY-HOUR 16- 3 22-18 7- 9 19-15 30-15 16-12 11-15 13-15 2-12 24-12 19-12 7-12 1974 1007.9 1024.6 1022.2 1016.6 1019.9 1017.8 1017.1 1019.1 1019.3 1028.7 1027.2 1020.1 1007.9 DAY-HOUR 25- 3 12-12 25-12 29-12 27-15 3-15 20-12 16-12 3-15 29-12 24-12 13-12 1975 1022.2 1017.1 1016.7 1021.4 1021.6 1020.4 1019.2 1016.7 1020.0 1022.3 1017.4 1022.3 1016.7 DAY-HOUR 5-12 11-12 3- 3 24-15 14-12 24-15 17-12 15-12 10-15 4-15 29- 9 23-15 1976 1021.6 1017.5 1019.6 1023.4 1020.0 1021.5 1016.3 1020.9 1024.5 1023.7 1019.8 1024.9 1016.3 DAY-HOUR 12-12 11-12 14-12 8-12 7-15 6-12 19-15 30-15 3-12 18-12 29-12 11- 3 1977 1021.3 1021.6 1022.7 1018.5 1019.9 1017.3 1016.2 1015.4 1025.0 1025.0 1022.7 1023.4 1015.4 DAY-HOUR 7-18 7-12 27-12 8-12 17-12 22-12 2-15 17-15 8-12 5-12 17-15 23-12 1978 1019.0 1020.3 1017.8 1017.1 1013.5 1009.0 1017.0 1020.3 1021.2 1025.8 1025.3 1022.6 1009.0 DAY-HOUR 21-12 12- 3 13-15 25-15 30-12 22-12 2-15 14-12 2-12 1- 3 1-12 16-12 1979 1022.1 1014.7 1019.1 1022.0 1020.7 1018.9 1019.0 1019.8 1026.0 1028.0 1022.3 1021.8 1014.7 DAY-HOUR 7-12 11-15 28- 3 16-12 17-12 22-12 6-12 6-12 5-12 4-12 29-15 1-12 1980 1020.4 1018.3 1012.5 1021.3 1021.2 1016.5 1021.4 1021.9 1023.5 1027.2 1026.0 1023.4 1012.5 DAY-HOUR 24-12 12- 3 2-15 27- 3 10-12 17-12 2-12 19-12 21-12 4-12 25-12 10-12 1981 1020.3 1021.5 1016.1 1014.3 1019.3 1016.6 1019.0 1021.8 1027.3 1027.7 1023.0 1025.1 1014.3 DAY-HOUR 3-15 1-12 28- 6 2- 6 6-12 5-12 6-15 13-12 22-12 17- 3 23- 3 31-18 1982 1015.0 1016.6 1018.0 1020.1 1023.9 1021.5 1015.0 1015.9 1026.0 1026.8 1026.6 1024.3 1015.0 DAY-HOUR 17-15 14-12 25-12 18-12 24-12 25-12 31-12 1-12 13-12 20-15 6-12 8- 3 1983 1016.0 1019.8 1018.6 1022.3 1022.8 1020.6 1017.3 1019.0 1023.6 1024.4 1029.0 1021.1 1016.0 DAY-HOUR 24-18 27-15 6-15 11- 0 29-15 22-12 27-12 4-15 9- 0 4-12 12-12 12- 9 1984 1022.2 1022.2 1012.9 1018.9 1017.8 1020.4 1020.5 1019.3 1024.4 1025.0 1023.5 1022.1 1012.9 DAY-HOUR 30- 0 8-21 16-12 26-12 2- 0 21-12 16- 0 8-12 8-15 20-12 12-12 7-12 1985 1024.2 1011.2 1016.0 1021.6 1022.2 1011.0 1009.3 1012.0 1013.2 1012.5 1017.7 1010.1 1009.3 DAY-HOUR 17-12 26-21 24-15 24-15 4-15 30-12 19-15 8-12 7-12 11-12 7-12 19- 9 1986 1002.5 1005.7 1010.3 1012.8 1010.5 1007.5 1011.3 1011.6 1016.7 1018.2 1014.2 1008.0 1002.5 DAY-HOUR 20-21 16- 3 9-12 11-15 11- 0 19-12 20-12 6-12 4-12 5-12 7-12 31- 0 1987 1012.4 1008.6 1002.7 1007.6 1012.5 1012.5 1006.1 1010.8 1014.0 1015.4 1013.9 1009.2 1002.7 DAY-HOUR 3- 0 11- 0 14-15 19-21 23-12 13- 9 3-12 18-12 6-12 9- 3 8- 0 31-12 1988 1007.2 1007.2 1005.7 1009.4 1010.6 1005.0 1007.4 1009.3 1013.6 1015.5 1013.9 1005.6 1005.0 DAY-HOUR 29-12 3-15 5-12 1- 0 29-15 24-15 1- 0 29-12 1-12 31- 0 28-21 27-18 1989 1008.0 1006.0 1001.9 1010.0 1013.1 1009.3 1011.2 1007.6 1010.5 1014.4 1017.1 1009.4 1001.9 DAY-HOUR 5- 0 23- 9 30- 9 29-12 31-15 11-15 31-12 1-12 19-12 2- 0 17- 0 5-12 1990 1012.8 1003.9 1012.0 1004.2 1003.4 1008.8 1009.0 1010.7 1013.0 1015.0 1013.9 1007.0 1003.4 DAY-HOUR 2- 9 16- 0 25- 0 16- 0 13-12 27-12 4-15 8-12 18-12 31-21 1-12 25-15 1991 1007.5 1009.9 1004.2 1008.7 1004.5 1007.6 1006.4 1009.4 1012.2 1018.0 1015.9 1009.0 1004.2 DAY-HOUR 26- 3 5- 0 7-12 10-15 23- 3 12-15 14-12 12-15 3-12 4-12 5-12 26- 0 1992 1007.2 1004.9 1006.8 1007.7 1012.2 1007.8 1009.2 1010.0 1014.0 1017.0 1009.4 1012.7 1004.9 DAY-HOUR 3- 0 11-12 31- 0 19- 0 4-15 27-15 26-12 1-12 18-15 5-15 26-12 28- 9 1993 1008.6 1011.6 1005.3 1009.4 1011.5 1009.8 1010.8 1011.0 1013.3 1016.6 1008.8 1013.8 1005.3 DAY-HOUR 9-12 5- 3 22- 0 13-12 29-12 3-12 13-12 12-12 3-12 2-12 14- 9 4-21 1994 1008.3 1006.7 1006.2 1008.4 1008.3 1006.7 1007.5 1008.0 1014.3 1016.8 1007.4 1005.3 1005.3 DAY-HOUR 17- 0 12-12 12-18 3- 0 1-15 22-12 20-12 1-12 1-12 2-12 26- 6 4-21 1995 1013.6 1009.1 1005.5 1008.0 1012.7 1007.0 1004.6 1010.2 1012.8 1014.2 1006.0 1016.5 1004.6 DAY-HOUR 1-21 10- 0 26-12 25- 3 15-15 30-21 1-15 3-12 19-12 13- 0 26- 0 4-12 1996 1013.9 1006.0 1009.0 1008.2 1012.3 1009.1 1010.8 1009.5 1009.0 1012.7 1017.6 1015.0 1006.0 DAY-HOUR 7- 0 5-18 14-12 10-15 29-15 6-12 6-12 8-12 19-12 27-12 29- 9 15-12 1997 1005.0 1004.8 1005.4 1005.3 1007.6 1008.5 1006.7 1010.0 1010.8 1017.4 1017.7 1011.2 1004.8 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 5-12 2-15 23-12 14- 0 10-12 1998 998.1 1001.9 1005.6 1006.8 1006.9 1012.4 1005.2 1012.5 1011.5 1013.5 1017.5 1014.7 998.1 DAY-HOUR 13-15 13-15 2- 0 24-12 30- 9 29-12 6-15 13-12 6-15 2-12 1-15 21-12 1999 1010.1 1007.0 1009.3 1007.6 1006.9 1003.8 1007.7 1009.4 1012.0 1015.9 1014.0 1016.2 1003.8 DAY-HOUR 19- 0 21- 0 3- 0 9- 0 21- 0 25-15 12-15 7- 9 16-15 31-12 26-12 16- 0 2000 1007.4 1006.2 1009.0 1012.2 1007.6 1006.8 1010.2 1010.1 1009.0 1015.1 1013.7 1008.0 1006.2 DAY-HOUR 21- 0 7-12 9-12 11-12 27-15 26-12 9-15 3-12 1-12 1-12 6-15 16- 0 2001 1014.7 1003.3 1004.4 1008.5 1007.4 1007.6 1004.9 1008.3 1010.3 1013.9 1011.6 1015.0 1003.3 DAY-HOUR 20- 0 21-21 26-12 13- 0 30-12 17-15 18-12 27-12 1- 0 31-21 17-12 5-12 2002 1011.5 1011.2 1008.2 1001.8 1009.9 1003.1 1008.7 1008.3 1014.3 1017.1 1015.2 1007.6 1001.8 DAY-HOUR 8-12 27- 0 23- 0 4-12 20-15 21-12 25-15 17-12 10-12 22-12 13- 3 22- 9 2003 1005.6 1006.0 1006.7 1011.3 1011.3 1007.9 1007.2 1009.2 1010.6 1014.7 1012.2 1014.0 1005.6 DAY-HOUR 29- 0 20-21 14- 0 18- 0 8-15 30-12 1-15 1- 0 7-12 27-12 14-12 7- 0 1959-2003 998.1 1001.9 1001.9 1001.8 1003.4 1003.1 1004.6 1007.6 1009.0 1012.5 1006.0 1005.3 998.1 YEAR-DAY 98-13 98-13 89-30 2- 4 90-13 2-21 95- 1 89- 1 96-19 85-11 95-26 94- 4 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1021.9 1018.4 1017.2 1012.6 1008.8 1005.1 1000.7 1001.3 1006.1 1014.2 1020.1 1021.9 1012.4 1960 ****** ****** 1025.5 1031.7 1024.0 1002.7 1000.5 1001.2 1009.5 1016.5 1019.9 1023.0 ****** 1961 1024.3 1022.2 1014.5 1013.3 1006.5 1004.3 1000.5 1004.0 1006.8 1018.0 1020.3 1019.5 1012.9 1962 1021.0 1015.4 1011.5 1009.5 1007.6 1003.9 1000.1 1004.6 1010.7 1015.9 1023.7 1021.2 1012.1 1963 1019.8 1016.3 1011.0 1007.5 1005.0 1002.4 999.8 1002.5 1008.9 1014.8 ****** 1020.3 ****** 1964 1025.4 1017.1 1012.0 1007.1 1005.7 1000.2 998.1 998.4 1007.6 1017.2 1018.9 1025.3 1011.1 1965 1017.8 1015.1 1014.6 1007.5 1006.5 1002.0 998.5 1003.8 1009.2 1012.0 1017.4 1019.3 1010.3 1966 1018.8 1013.8 1011.3 1009.1 1007.4 1000.3 998.4 1001.0 1007.1 1014.9 1023.3 1018.7 1010.3 1967 1022.9 1016.7 1010.4 1009.2 1007.8 1002.1 997.6 1000.2 1005.4 1015.3 1016.3 1018.8 1010.2 1968 1017.4 1020.2 1012.0 1011.1 1009.1 1001.3 1000.4 1001.3 1007.8 1014.3 1018.9 1018.5 1011.0 1969 1022.5 1021.0 1010.7 1010.2 1006.8 1000.9 998.1 1002.9 1008.5 1012.7 1020.3 1019.4 1011.2 1970 1020.5 1017.2 1015.0 1011.3 1004.9 1001.3 999.2 998.8 1007.0 1013.6 1018.6 1020.6 1010.7 1971 1023.4 1014.5 1014.4 1008.9 1004.7 998.4 999.0 1001.5 1009.8 1015.3 1018.6 1017.6 1010.5 1972 1024.1 1025.6 1015.5 1010.3 1007.1 1003.1 1000.4 1005.7 1009.1 1015.3 1017.8 1023.3 1013.1 1973 1023.8 1015.4 1014.2 1007.7 1004.9 998.9 996.7 1001.5 1008.5 1014.6 1017.9 1022.7 1010.6 1974 1020.8 1023.4 1016.7 1007.6 1005.9 1000.2 998.6 1001.8 1007.6 1016.7 1019.7 1020.7 1011.6 1975 1021.8 1017.6 1013.1 1011.7 1006.3 1001.0 997.9 1000.4 1007.3 1013.5 1020.5 1021.7 1011.1 1976 1017.4 1018.4 1015.8 1010.9 1006.1 1002.6 996.6 1000.4 1007.0 1012.9 1022.5 1022.8 1011.1 1977 1023.3 1021.6 1014.7 1008.2 1006.0 998.7 996.4 1001.3 1009.2 1013.9 1017.1 1019.2 1010.8 1978 1021.5 1018.3 1013.5 1006.7 1004.0 999.5 999.1 1001.2 1006.6 1015.0 1020.3 1019.7 1010.4 1979 1021.0 1016.1 1015.5 1010.4 1010.4 1005.0 1000.5 1003.4 1010.9 1014.2 1021.8 1020.1 1012.4 1980 1021.4 1019.5 1013.7 1008.1 1006.4 1002.1 1000.4 1002.6 1008.7 1013.3 1018.1 1019.2 1011.1 1981 1020.2 1017.0 1011.9 1008.7 1007.0 1003.5 1000.2 1003.3 1010.4 1017.6 1017.3 1019.5 1011.4 1982 1019.8 1018.1 1014.3 1010.7 1009.9 1003.4 999.9 1002.0 1010.7 1014.9 1020.3 1024.1 1012.3 1983 1022.2 1017.7 1015.3 1010.8 1006.5 1003.5 998.7 1000.1 1007.1 1015.6 1019.3 1022.5 1011.6 1984 1021.1 1024.3 1013.0 1008.6 1005.9 1001.9 999.0 998.9 1009.4 1017.0 1017.9 1024.6 1011.8 1985 1020.2 1011.3 1017.5 1008.6 1007.3 999.7 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1017.6 1022.0 1026.1 ****** 1987 1025.0 1021.8 1012.9 1013.9 1011.0 1006.7 1004.4 1004.2 1011.0 1020.9 1022.1 1023.1 1014.7 1988 1022.9 1020.8 1014.2 1013.3 1008.3 1002.4 1000.4 1004.0 1009.9 1017.8 1020.5 1020.9 1012.9 1989 1025.2 1027.2 1015.4 1014.5 1012.2 1004.2 1003.2 1005.2 1008.9 1016.7 1021.9 1021.0 1014.6 1990 1023.5 1019.7 1019.5 1011.3 1008.0 1002.7 1002.3 1004.7 1008.8 1017.2 1021.1 1024.2 1013.6 1991 1024.2 1022.9 1017.8 1013.3 1007.5 1004.6 1001.8 1004.2 1011.2 1018.2 1022.2 1020.9 1014.1 1992 1023.3 1018.3 1019.2 1013.0 1013.0 1004.7 1002.9 1007.3 1012.1 1017.5 1021.1 1021.7 1014.5 1993 1025.4 1021.1 1018.5 1012.8 1010.3 1004.9 1003.7 1007.1 1009.7 1021.6 1021.3 1024.8 1015.1 1994 1022.4 1019.5 1016.4 1014.1 1009.2 1002.0 1000.4 1002.8 1015.1 1019.6 1018.3 1024.5 1013.7 1995 1024.0 1020.5 1017.8 1012.6 1011.7 1003.8 999.0 1003.3 1009.6 1017.6 1019.2 1026.1 1013.8 1996 1025.9 1019.9 1016.3 1014.4 1011.4 1004.7 1003.4 1004.9 1006.1 1016.3 1023.8 1024.6 1014.3 1997 1020.9 1020.9 1014.3 1011.2 1010.4 1002.5 999.2 1003.5 1010.2 1014.9 1021.9 1021.8 1012.6 1998 1020.4 1020.0 1015.4 1011.1 1010.0 1006.3 1000.7 1004.7 1008.9 1016.1 1020.0 1023.2 1013.1 1999 1022.6 1018.1 1015.7 1012.8 1008.3 1002.0 1000.7 1002.6 1008.1 1014.4 1020.1 1025.2 1012.5 2000 1020.8 1020.1 1015.8 1009.4 1004.4 1003.3 1002.6 1003.6 1007.5 1016.4 1022.6 1022.1 1012.4 2001 1024.4 1019.9 1015.0 1009.1 1004.4 1001.1 1001.0 1004.4 1009.5 1015.1 1018.9 1022.9 1012.1 2002 1021.8 1019.8 1015.2 1009.6 1006.9 1001.6 1002.7 1001.8 1010.1 1014.4 1020.7 1022.8 1012.3 2003 1022.6 1016.7 1015.8 1012.4 1011.3 1003.2 998.8 1003.7 1008.7 1013.6 1021.1 1024.4 1012.7 MEAN 1022.1 1019.1 1015.0 1011.1 1008.1 1002.5 1000.1 1002.7 1008.9 1015.8 1020.1 1021.9 1012.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1030.0 1027.8 1027.4 1021.8 1018.8 1011.2 1006.4 1007.0 1014.0 1026.5 1029.2 1029.0 1030.0 DAY-HOUR 6- 3 23- 3 2-15 9- 3 4- 6 8- 3 16- 3 28- 6 25- 6 21- 6 22-15 6- 3 1960 ****** ****** 1039.0 1045.0 1048.0 1010.9 1009.0 1006.9 1016.2 1023.9 1031.3 1032.2 ****** DAY-HOUR **-** **-** 31- 9 7- 9 10- 9 18- 9 17- 3 19- 9 25- 3 28- 6 27- 3 5- 6 1961 1044.0 1034.9 1029.3 1024.1 1016.5 1014.0 1048.6 1010.9 1014.8 1028.7 1030.0 1031.5 1048.6 DAY-HOUR 10- 6 6-12 4- 6 5- 9 2- 3 9- 3 9-15 9-21 30- 3 28- 3 29- 6 4- 3 1962 1033.3 1030.3 1023.4 1021.9 1015.1 1010.9 1007.5 1013.7 1025.9 1024.9 1038.1 1032.9 1038.1 DAY-HOUR 20- 3 11-15 3-15 20- 3 13- 3 2- 3 31- 3 27- 3 25-15 27- 3 23- 3 1-15 1963 1026.8 1028.5 1019.8 1019.3 1014.0 1047.0 1005.4 1007.4 1020.9 1022.0 ****** 1034.0 ****** DAY-HOUR 7- 6 5- 6 9- 3 3- 3 15- 3 30-15 29- 3 6- 3 25- 3 19- 3 **-** 26-15 1964 1035.1 1028.8 1021.1 1020.7 1011.8 1011.7 1045.0 1044.4 1016.7 1025.1 1032.8 1036.3 1045.0 DAY-HOUR 31- 6 28- 3 9- 6 25- 3 3- 6 1- 3 8- 6 19-12 29- 3 29- 3 30- 3 2- 6 1965 1027.4 1027.2 1028.2 1016.9 1020.0 1010.6 1003.9 1011.0 1017.4 1023.8 1025.5 1027.9 1028.2 DAY-HOUR 13- 3 1-15 17- 3 9- 6 21- 3 4-15 2- 3 9- 6 30- 6 29- 6 5- 3 1- 3 1966 1029.5 1022.1 1023.6 1021.2 1013.7 1022.6 1005.8 1048.9 1013.3 1024.4 1032.0 1032.1 1048.9 DAY-HOUR 1- 3 26- 6 3- 9 6- 3 11- 3 29-15 10- 3 23- 9 16- 3 10- 3 23-15 30- 3 1967 1036.7 1031.4 1029.7 1022.1 1018.4 1013.0 1005.5 1006.2 1015.0 1026.1 1024.5 1027.2 1036.7 DAY-HOUR 7- 3 28- 6 1- 6 4- 6 3- 6 8- 3 15- 3 16- 3 26- 3 15- 6 9- 3 27-15 1968 1028.0 1035.6 1029.1 1024.2 1016.8 1013.3 1007.7 1012.0 1016.7 1026.0 1027.6 1032.9 1035.6 DAY-HOUR 20- 3 7- 3 27- 3 1- 6 8- 3 1- 6 15- 3 30- 3 20- 3 30- 3 23- 3 24- 6 1969 1038.2 1034.6 1025.3 1024.3 1049.8 1019.4 1002.9 1011.7 1024.1 1021.2 1032.1 1026.0 1049.8 DAY-HOUR 9-15 3- 6 25- 6 23- 3 25-15 2- 9 9- 6 31- 3 14- 3 15- 6 20- 6 11- 6 1970 1034.9 1028.0 1023.9 1020.2 1048.9 1013.4 1028.7 1005.3 1017.2 1023.2 1032.7 1035.2 1048.9 DAY-HOUR 3- 6 4- 3 26- 3 27- 6 25-12 12- 3 19- 9 14- 3 19- 3 27- 3 15- 6 16- 6 1971 1032.1 1033.3 1026.2 1020.6 1018.5 1046.6 1004.3 1006.7 1017.8 1024.4 1027.0 1026.5 1046.6 DAY-HOUR 4- 3 28- 9 8- 3 9- 9 1- 3 22- 9 26- 3 21- 3 23- 9 11- 6 20- 6 29- 6 1972 1035.8 1039.2 1026.2 1020.4 1020.2 1047.2 1004.8 1012.5 1017.3 1024.4 1025.8 1038.6 1047.2 DAY-HOUR 9- 6 25- 3 16- 6 16- 6 24- 9 29- 9 24- 6 25- 9 22- 3 26- 3 12- 3 27- 6 1973 1039.6 1030.8 1030.4 1018.5 1049.6 1008.5 1002.2 1007.0 1023.2 1021.9 1027.9 1036.3 1049.6 DAY-HOUR 26- 3 7- 6 10- 6 13-18 28-12 3- 6 22- 6 31- 3 30- 6 1- 3 10- 3 26- 3 1974 1032.7 1036.8 1030.0 1019.2 1014.6 1006.0 1028.3 1008.8 1014.6 1025.9 1032.7 1030.2 1036.8 DAY-HOUR 5- 6 4- 6 7- 6 3- 6 3- 3 11- 3 16-12 26- 6 30- 3 14- 6 18- 3 31- 6 1975 1040.3 1027.4 1026.2 1023.5 1015.6 1048.8 1008.0 1009.8 1017.7 1026.2 1032.3 1032.8 1048.8 DAY-HOUR 15- 6 14- 6 5- 3 4- 6 5- 6 12- 9 21- 9 18- 6 29- 3 21- 3 7- 3 25- 3 1976 1025.5 1032.5 1026.0 1023.4 1013.3 1013.4 1003.3 1006.8 1015.1 1028.2 1034.1 1030.1 1034.1 DAY-HOUR 1-18 21- 3 4- 3 4- 3 2- 3 13- 3 7- 3 28- 3 13- 6 31-15 12-15 13- 6 1977 1036.3 1029.8 1030.1 1016.5 1013.6 1007.3 1002.0 1007.9 1017.7 1027.8 1026.0 1029.8 1036.3 DAY-HOUR 10-18 4- 3 10- 3 2- 3 29- 3 6- 3 19- 6 31- 6 30- 6 24- 6 27- 3 25- 6 1978 1034.0 1029.5 1023.5 1014.5 1016.0 1013.3 1008.4 1008.5 1015.9 1022.9 1033.1 1035.2 1035.2 DAY-HOUR 13-15 7- 6 20- 6 12- 6 3- 6 9- 3 8- 3 30- 3 28- 6 11- 3 6- 6 24- 6 1979 1033.3 1025.3 1028.9 1021.6 1020.0 1016.1 1007.0 1013.6 1020.3 1023.7 1033.2 1033.9 1033.9 DAY-HOUR 18- 6 13-15 5- 6 18- 6 28- 3 11- 3 21- 6 29- 3 24- 3 10- 3 13-15 23- 6 1980 1028.4 1031.8 1020.9 1019.2 1011.9 1016.1 1007.2 1013.5 1018.0 1021.8 1028.7 1028.6 1031.8 DAY-HOUR 10- 3 3- 6 28- 9 2- 6 26- 3 2- 3 18- 3 31- 3 26- 6 31- 3 27- 3 16- 6 1981 1030.2 1027.3 1026.3 1022.7 1016.8 1014.3 1009.8 1008.7 1019.8 1026.5 1027.6 1027.7 1030.2 DAY-HOUR 9-15 4-18 1- 6 3- 6 22- 3 2- 3 27-18 3- 3 24- 3 25- 3 27- 3 12- 6 1982 1034.3 1033.0 1024.4 1026.3 1022.0 1011.1 1006.6 1009.9 1020.2 1028.7 1032.1 1043.0 1043.0 DAY-HOUR 19- 6 20- 3 16- 3 4-18 12- 3 7- 6 8- 6 27- 3 21-18 26- 6 18- 6 9-18 1983 1036.1 1028.7 1025.8 1019.0 1014.1 1019.3 1006.7 1005.3 1015.2 1023.8 1032.3 1033.4 1036.1 DAY-HOUR 8- 6 11- 6 19- 3 30- 3 16- 6 1-15 1- 3 27- 3 29- 6 28- 6 26- 6 25- 6 1984 1032.9 1039.9 1024.1 1019.6 1015.3 1007.4 1003.4 1005.1 1017.4 1028.9 1028.7 1034.1 1039.9 DAY-HOUR 5- 6 19-18 2- 6 5- 6 3- 6 5- 3 1- 3 13- 3 26- 3 9- 6 27- 6 21- 6 1985 1028.2 1025.4 1036.4 1023.0 1018.4 1007.7 ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 5- 3 24-18 6- 6 17-18 13- 3 5-18 **-** **-** **-** **-** **-** **-** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1027.4 1033.3 1036.5 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** 18- 6 22- 3 7- 3 1987 1035.1 1034.7 1027.5 1024.0 1021.2 1011.6 1011.3 1010.2 1020.5 1033.7 1038.5 1039.9 1039.9 DAY-HOUR 21- 6 12- 6 23- 6 6-18 1- 6 1- 3 12- 3 8- 3 24- 6 29- 6 30-18 2- 3 1988 1038.4 1036.6 1024.8 1027.7 1021.7 1014.5 1006.2 1011.3 1019.4 1026.8 1031.1 1034.8 1038.4 DAY-HOUR 3- 3 7- 6 18- 3 9- 6 5-15 1- 6 23- 3 21- 6 25- 3 17- 6 16- 3 30- 6 1989 1038.7 1038.6 1027.2 1023.5 1022.8 1010.0 1007.4 1011.8 1025.1 1028.5 1029.9 1029.2 1038.7 DAY-HOUR 22- 6 4-15 1- 3 1- 0 1-18 3- 3 20- 6 20- 6 23- 6 24- 6 1-21 22- 3 1990 1034.2 1032.6 1033.2 1020.0 1019.4 1010.0 1007.6 1010.2 1015.9 1031.8 1032.1 1038.0 1038.0 DAY-HOUR 27- 6 8- 6 10- 6 8- 6 15-18 8- 3 15- 6 31- 3 26- 3 19- 6 23- 3 28- 6 1991 1037.1 1039.4 1029.8 1024.8 1016.3 1013.3 1007.0 1010.3 1023.4 1025.0 1030.8 1032.6 1039.4 DAY-HOUR 12- 6 15- 3 12- 9 15-21 8-21 24- 6 1- 3 23- 3 28- 9 14- 3 24- 6 18- 6 1992 1037.3 1029.5 1035.0 1021.5 1026.1 1014.9 1008.3 1017.9 1020.6 1026.4 1031.5 1032.1 1037.3 DAY-HOUR 10- 6 16-15 12-15 11-21 2-18 7- 3 14- 6 31-18 30- 6 18- 3 5- 3 29- 6 1993 1035.4 1030.9 1030.7 1023.7 1023.7 1017.9 1009.5 1012.5 1019.6 1030.1 1031.5 1033.7 1035.4 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 28- 3 18- 6 23- 3 9- 3 23- 3 7- 3 1994 1036.7 1031.3 1026.2 1033.3 1018.5 1009.2 1005.8 1007.3 1025.1 1027.0 1026.7 1038.1 1038.1 DAY-HOUR 10- 6 18- 6 4- 3 5- 6 8- 6 9- 6 2- 6 15- 6 22- 3 26- 3 2-18 8- 3 1995 1034.7 1029.0 1028.3 1019.8 1021.3 1014.4 1004.6 1011.1 1017.1 1031.2 1033.0 1036.1 1036.1 DAY-HOUR 7-18 26- 3 5-18 1- 3 28-21 1- 6 25-18 25- 6 22-15 18- 6 28- 3 11- 6 1996 1037.1 1027.9 1023.4 1027.8 1019.0 1010.5 1013.1 1017.4 1019.0 1027.5 1037.4 1037.4 1037.4 DAY-HOUR 10-18 4- 6 21- 6 5- 6 4- 6 12- 6 3-18 30- 3 25- 6 20- 3 18-21 7- 3 1997 1032.5 1032.5 1031.8 1022.0 1021.2 1011.1 1005.7 1009.9 1018.7 1021.8 1033.9 1034.3 1034.3 DAY-HOUR 24- 3 8- 3 11- 6 14- 6 7- 3 8- 3 9- 6 28- 6 8- 3 8-18 8- 6 29- 6 1998 1030.2 1035.2 1025.7 1022.3 1023.2 1012.5 1007.2 1009.4 1019.0 1029.3 1028.7 1031.4 1035.2 DAY-HOUR 15-15 23- 6 4-15 7-18 3- 6 6- 6 22-18 25- 6 13- 6 10- 3 21- 6 29-18 1999 1038.4 1028.0 1028.0 1024.1 1016.4 1011.1 1007.1 1009.4 1019.6 1022.4 1033.6 1035.5 1038.4 DAY-HOUR 2-18 1-15 19- 3 23- 6 12- 3 9- 6 19- 6 19- 3 30- 3 26- 6 30-18 1- 6 2000 1032.4 1032.0 1028.2 1019.7 1013.9 1012.2 1008.9 1009.7 1016.8 1025.3 1036.7 1031.6 1036.7 DAY-HOUR 13- 6 10-15 1- 3 3- 6 5- 6 16- 6 25-18 20- 3 25-18 16- 6 17- 6 18- 6 2001 1036.4 1033.6 1029.0 1023.2 1011.2 1012.1 1008.0 1011.7 1021.2 1027.0 1029.5 1032.2 1036.4 DAY-HOUR 29-18 10- 6 12- 6 2- 6 1- 6 2- 6 30- 3 14- 6 22- 3 11- 3 21- 3 18- 6 2002 1030.6 1030.8 1034.5 1023.5 1015.3 1011.0 1009.9 1009.2 1017.8 1018.9 1032.3 1040.1 1040.1 DAY-HOUR 26- 6 6- 3 11- 6 1- 6 18- 6 24-18 3- 6 31- 3 30- 3 10-15 18- 6 4- 3 2003 1031.9 1027.1 1034.7 1022.5 1025.8 1012.6 1004.3 1008.2 1021.0 1021.4 1035.1 1040.0 1040.0 DAY-HOUR 21-18 13- 6 3- 3 16- 6 2- 3 7- 6 4-15 8- 6 27- 3 15-15 24- 3 12-21 1959-2003 1044.0 1039.9 1039.0 1045.0 1049.8 1048.8 1048.6 1048.9 1025.9 1033.7 1038.5 1043.0 1049.8 YEAR-DAY 61-10 84-19 60-31 60- 7 69-25 75-12 61- 9 66-23 62-25 87-29 87-30 82- 9 69-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1005.5 1000.5 1004.0 1000.5 998.6 992.2 994.4 994.6 998.8 1004.8 1009.4 1012.5 992.2 DAY-HOUR 23-12 13- 6 1- 9 19-12 30-12 28-12 27-12 3-12 12-15 6-15 26- 6 1-12 1960 ****** ****** 1005.2 1013.0 998.5 994.7 993.4 995.1 1002.3 1007.2 1000.4 1011.2 ****** DAY-HOUR **-** **-** 5- 3 20- 9 17-12 22-12 1-12 11-12 2- 3 11-12 3- 6 30- 9 1961 984.9 1009.9 1000.6 1001.9 990.4 990.0 966.7 998.8 998.8 1007.6 1008.5 1006.7 966.7 DAY-HOUR 12- 9 17-12 9-12 30-12 30-12 6-18 11-21 7-12 1-18 1-21 24- 0 23- 0 1962 1009.9 1000.7 993.1 996.0 999.3 993.1 995.9 996.7 1002.1 1003.8 1011.1 1011.5 993.1 DAY-HOUR 8-21 20-21 28-12 5-21 11- 9 9-15 14-12 2-12 17-12 10- 9 9-21 25- 9 1963 1011.4 1006.4 999.1 999.2 996.8 996.0 989.4 996.7 1000.0 1008.2 ****** 1003.3 ****** DAY-HOUR 29-12 13-12 5-21 12-12 28-15 17-15 4- 9 2-15 3-12 25-12 **-** 11-12 1964 991.2 1008.5 1004.0 994.5 995.8 989.8 969.1 969.0 1000.8 1004.7 1000.9 1012.3 969.0 DAY-HOUR 19-12 13-12 4- 9 9-12 12-12 29-12 20- 3 1- 3 3-12 3-12 26-12 18- 3 1965 999.7 999.4 1001.9 995.8 998.1 992.8 990.1 998.0 1002.6 996.5 1008.3 1011.5 990.1 DAY-HOUR 14- 3 23-12 23-12 20-12 12-12 19-12 12-12 1-12 22-12 25-12 9- 9 20-12 1966 1010.2 1004.3 989.9 998.9 1000.0 992.1 992.6 993.2 999.9 1001.5 1013.6 1004.1 989.9 DAY-HOUR 27-12 10-12 20- 3 23-12 29-12 27-12 26-12 5-12 8-12 1-12 16-12 12-12 1967 1005.0 1003.7 994.0 993.1 995.3 992.3 988.2 994.6 996.8 1004.2 1009.7 1004.7 988.2 DAY-HOUR 22- 3 15-12 24-12 25-12 31-15 21-15 10-15 4-12 6-12 1-12 14-12 23-12 1968 1004.1 1007.9 1001.5 997.8 1001.9 988.8 992.3 993.1 1001.3 1003.0 1002.5 1006.8 988.8 DAY-HOUR 16-12 3-12 20-12 24-12 30-15 28-15 1-15 1-12 10-12 25-12 20- 3 9-15 1969 994.5 1010.8 985.7 992.6 994.8 990.4 991.5 992.8 988.7 1004.1 996.6 1009.5 985.7 DAY-HOUR 23-15 9- 3 4- 3 13-15 26-12 16-15 31- 3 8-12 4- 3 29- 9 19- 3 14-12 1970 998.2 994.2 1006.3 997.0 997.5 994.2 990.5 991.8 996.1 1000.6 1010.7 1006.7 990.5 DAY-HOUR 23- 3 23-12 24-12 20- 3 31-12 30-15 5- 3 6-15 6-12 8-12 9-12 14-12 1971 1008.9 994.5 998.8 997.5 995.4 984.8 993.2 996.3 999.8 1002.5 1009.3 1001.8 984.8 DAY-HOUR 14- 3 14- 9 21- 9 26- 3 27-12 3-12 23-12 11-15 1-12 31-12 5- 9 19- 3 1972 1013.6 1012.7 1002.5 998.7 965.6 983.1 993.2 992.0 998.3 1009.3 1009.5 1010.3 965.6 DAY-HOUR 15-12 20- 6 23-12 25- 3 14- 6 24- 6 4-12 1-12 11-15 16-12 7- 9 1-12 1973 1002.9 994.8 1000.0 999.3 994.5 989.1 988.6 994.7 999.3 1006.9 1005.5 1010.3 988.6 DAY-HOUR 16- 9 22-18 7- 9 19-15 30-15 16-12 11-15 1-12 2-12 11- 9 5-15 7- 9 1974 996.3 1013.2 1000.1 996.4 997.3 984.0 992.0 995.3 995.6 1010.4 1011.5 1006.7 984.0 DAY-HOUR 25- 3 15-12 25-12 28-12 27-12 3-15 20-12 16-12 3-15 29-12 24-12 13-12 1975 1008.6 1003.6 1000.2 1001.5 995.5 995.6 992.8 990.5 996.6 1000.7 1001.6 999.6 990.5 DAY-HOUR 5-12 11-12 2-12 21-12 25- 9 24-15 5-12 13-12 10-12 9-15 29- 9 26- 3 1976 1009.4 1000.8 1002.5 1002.4 997.9 988.1 990.2 996.1 1000.2 1003.8 1005.5 1011.2 988.1 DAY-HOUR 12-12 11-12 22- 3 21-12 21-12 3- 9 19-12 9-12 3-12 18-12 29- 9 11- 9 1977 1009.7 1008.3 1002.9 997.7 996.4 989.4 990.3 990.1 1003.3 1003.0 1007.0 1009.1 989.4 DAY-HOUR 7-18 25- 6 27-12 25-15 17-12 22-12 10-12 17-15 15- 9 5-12 18- 9 23-12 1978 1005.6 1006.2 1002.1 996.2 989.0 981.9 990.3 995.2 997.5 1004.2 1006.0 1008.3 981.9 DAY-HOUR 21-12 12- 3 13-15 25-15 30- 9 22-12 1-12 14-12 2-12 1-12 1-12 16-12 1979 1006.2 999.8 1002.3 1000.0 998.9 993.5 993.6 995.4 1002.6 1006.4 1007.4 1007.3 993.5 DAY-HOUR 7-12 11-15 28- 3 16-12 17- 6 23-12 6-12 14-12 5-12 4-12 29-18 1-12 1980 1011.2 1004.4 997.0 999.2 997.3 990.1 995.9 996.3 999.9 1004.2 1010.4 1008.0 990.1 DAY-HOUR 7- 6 12- 3 2-18 26-18 10- 9 17-12 3-12 1-12 21-12 4-12 15- 9 12- 3 1981 1009.2 1008.4 994.0 994.5 996.0 990.7 993.6 996.6 1002.0 1008.7 1006.6 1012.0 990.7 DAY-HOUR 25-12 21-12 12-15 29-12 16-18 5-12 6-12 13-12 14- 9 14-12 23- 3 29-12 1982 1001.1 1003.9 1000.5 1000.1 1000.3 996.4 988.1 988.6 1002.4 1006.4 1011.1 1014.3 988.1 DAY-HOUR 17-15 14-12 25-12 28-12 23-12 25-12 31-15 1-12 13-12 20-12 6-12 30-12 1983 1001.8 1004.3 1002.8 1000.5 999.3 993.8 990.4 993.0 997.8 1001.6 1010.6 1003.8 990.4 DAY-HOUR 24-18 27-12 6-15 23-21 30-12 22-12 27-12 4-12 9- 0 4-12 11-21 12- 9 1984 1011.5 1008.1 994.0 997.3 992.5 994.6 993.7 993.3 998.9 1002.5 1007.0 1010.4 992.5 DAY-HOUR 30- 0 14-12 16-15 26-12 29-21 22-12 15-12 8-12 8-12 20-12 12-12 7-12 1985 1011.5 992.6 997.7 998.1 999.8 986.5 ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 31- 9 26-21 25- 0 25- 0 5- 0 28- 0 **-** **-** **-** **-** **-** **-** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1009.3 1010.8 1008.9 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** 5-12 8-12 31- 0 1987 1012.4 1006.0 997.0 997.2 1002.2 1000.1 987.6 997.7 1002.2 1007.7 1007.9 1009.8 987.6 DAY-HOUR 27-12 11- 0 14-18 20- 0 23-12 5-12 9-12 25- 0 6-12 4-12 8- 0 31-12 1988 1008.5 1006.0 1001.1 1001.8 998.9 990.5 993.9 998.8 1001.7 1010.0 1011.2 1005.6 990.5 DAY-HOUR 29-12 3-15 21-18 15-12 29-15 23-12 1-12 30-12 5-12 7-12 14-12 27-18 1989 1012.3 1008.6 998.8 1002.3 1001.1 996.6 998.9 996.6 998.6 1006.3 1012.9 1006.0 996.6 DAY-HOUR 3- 9 23- 9 30- 9 29-15 31-21 11-15 7-15 1-12 19-12 2- 9 17- 0 5-12 1990 1014.2 1003.9 1006.0 996.6 991.4 995.6 997.5 998.5 1002.4 1007.4 1010.4 1010.5 991.4 DAY-HOUR 25- 0 16- 0 14-21 16- 0 13-12 27-12 5- 0 8-15 2-12 2-12 2- 0 25-18 1991 1007.4 1009.3 1003.6 1002.0 994.9 994.4 992.8 996.8 1002.1 1011.1 1010.9 1010.9 992.8 DAY-HOUR 26- 0 5- 0 7-12 4-21 23- 3 12-21 8-15 12-15 3-12 5- 0 5-12 26- 0 1992 1007.0 1005.1 1001.3 1003.7 1004.2 995.4 996.7 998.2 1004.8 1010.5 1007.2 1012.7 995.4 DAY-HOUR 3- 0 25-15 31- 0 19- 0 19-12 27-15 26-12 1-12 17-21 5-21 26-12 20- 0 1993 1013.1 1011.1 1004.0 1002.7 1003.1 997.1 998.6 1000.6 1002.6 1007.2 1003.4 1015.8 997.1 DAY-HOUR 9-12 3-12 22- 0 12- 9 23-15 19-15 13-12 12-12 3-12 2-12 14- 9 5- 0 1994 1007.2 1008.2 1002.5 1001.1 1001.3 993.7 995.1 994.6 1004.3 1008.6 1005.3 1001.7 993.7 DAY-HOUR 5-21 12-12 12-21 27- 0 1-15 22-12 8-15 2-12 1- 0 2-12 26- 6 4- 0 1995 1015.2 1008.2 1000.6 1003.8 1003.3 993.7 990.7 996.7 1001.6 1005.0 1003.2 1017.6 990.7 DAY-HOUR 1-21 10- 0 26-12 25- 0 7-12 30-21 1-15 3-12 20-21 13- 0 26- 0 5- 0 1996 1012.7 1007.8 1004.6 1004.2 1003.4 995.6 997.8 997.7 998.0 1005.3 1013.3 1014.6 995.6 DAY-HOUR 7- 0 5-18 27- 0 10-15 29-15 6-12 29- 0 7-12 19-12 15- 0 29-12 15-18 1997 998.6 1005.3 1000.0 997.4 997.2 996.0 992.3 996.7 998.6 1008.0 1014.1 1008.0 992.3 DAY-HOUR 17-15 1- 0 30- 0 10-18 5- 0 23-15 16-15 1- 0 2-15 1- 0 13- 0 11- 0 1998 999.1 1004.0 1002.0 998.4 996.0 998.7 989.8 999.7 998.6 1002.4 1012.4 1014.2 989.8 DAY-HOUR 13-15 13-15 30-12 24-12 30- 9 29-12 6-15 13-12 6-12 2-12 1-12 21- 9 1999 1008.4 1002.1 1005.7 1001.2 994.0 989.3 996.1 995.6 999.4 1009.2 1007.4 1014.3 989.3 DAY-HOUR 18-21 21- 0 13- 0 9- 0 21- 0 25-21 12-12 7- 9 15-12 13- 9 1-21 16- 0 2000 1009.2 1005.1 1001.9 1001.9 993.9 994.0 996.6 996.7 996.3 1006.4 1011.8 1007.2 993.9 DAY-HOUR 7- 9 7-21 25- 0 23-12 27-15 26-12 9-15 31-12 1- 9 1-12 6-15 16- 0 2001 1014.8 1000.8 997.2 1000.5 994.7 994.5 992.4 995.2 997.3 1007.2 1005.3 1014.1 992.4 DAY-HOUR 20- 0 21-21 26- 0 13- 0 30-15 18-15 18-12 27-12 1- 0 31-21 19- 0 5-21 2002 1007.9 1007.6 999.3 996.0 997.5 987.1 995.5 994.2 1004.2 1008.4 1010.4 1006.7 987.1 DAY-HOUR 8-12 27- 0 28-18 4- 9 30-15 21-12 25-15 8-21 17-12 5- 9 13- 0 22- 0 2003 1006.1 1004.7 1000.3 1003.2 1001.2 995.8 992.1 993.7 1000.0 1005.4 1007.5 1011.2 992.1 DAY-HOUR 29- 0 20-21 27- 0 28-12 24- 0 30-18 31-12 1- 0 7-12 5-12 1-21 7- 0 1959-2003 984.9 992.6 985.7 992.6 965.6 981.9 966.7 969.0 988.7 996.5 996.6 999.6 965.6 YEAR-DAY 61-12 85-26 69- 4 69-13 72-14 78-22 61-11 64- 1 69- 4 65-25 69-19 75-26 72-14 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1017.4 1016.8 1012.2 1016.4 1019.4 1031.3 1034.1 1033.6 ****** 1962 1035.1 1029.3 1024.9 1022.5 1020.2 1016.2 1012.3 1017.1 1023.5 1029.4 1037.7 1035.1 1025.3 1963 1033.7 1029.9 1024.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1015.1 1012.8 1018.4 1021.9 1028.4 1031.5 1037.6 ****** 1973 1038.7 ****** 1028.3 1021.1 1017.8 1011.7 1009.4 1014.4 1022.0 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 1010.6 ****** ****** ****** ****** 1036.6 ****** 1976 1032.0 ****** 1030.1 1024.4 1019.0 1015.4 1009.3 1013.6 1020.4 1026.6 1037.6 1037.5 ****** 1977 1038.6 ****** 1028.8 1021.7 1019.1 1011.4 1009.1 1014.3 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1036.7 1034.8 ****** 1980 1036.1 ****** 1027.8 1021.4 1019.6 1015.0 1013.5 1015.8 1022.5 1027.5 1032.6 1034.1 ****** 1981 1035.0 ****** 1026.0 1022.4 1020.2 1016.3 1013.0 1016.5 1024.2 1031.7 1031.9 1034.4 ****** 1982 1034.4 ****** ****** ****** ****** 1016.4 1012.8 ****** ****** ****** ****** 1038.9 ****** 1983 1037.3 ****** 1029.1 1023.9 1019.0 1016.4 1010.5 1012.4 1019.7 1029.0 1032.9 1036.5 ****** 1984 1035.2 1038.6 1026.6 1021.6 1018.7 1014.4 1011.2 1011.1 1022.3 1030.4 1031.3 1038.7 1025.0 1985 1034.1 1025.2 1031.1 1021.5 1019.9 1011.5 1001.5 1006.7 1010.6 1017.1 1021.4 1022.3 1018.6 1986 1023.1 1021.0 1020.0 1014.2 1009.3 1002.6 1003.8 1005.9 1012.3 1016.9 ****** 1025.9 ****** 1987 1024.4 1021.1 1012.1 1013.1 1010.9 ****** 1003.6 1003.5 1010.4 1020.3 1021.6 1022.5 ****** 1988 1022.9 1020.0 1013.4 1012.8 1006.4 1001.6 999.5 1003.1 1009.2 1017.2 1019.9 1020.2 1012.2 1989 1024.6 1026.6 1014.6 1013.5 1011.5 1003.4 1002.3 1004.4 1008.3 1016.1 1021.1 1020.2 1013.9 1990 1022.8 1019.0 1018.8 1010.5 1007.2 1001.7 1001.4 1003.9 1008.1 1016.6 1020.4 1023.7 1012.8 1991 1023.2 1022.2 1016.9 1012.5 1006.7 1003.6 1001.0 1003.5 1010.2 1017.7 1021.5 1020.1 1013.3 1992 1022.8 1017.6 1018.5 1012.1 1012.1 1003.7 1002.0 1006.5 1011.5 1017.0 1020.5 1020.9 1013.8 1993 1024.9 1020.3 1017.8 1012.0 1009.4 1004.0 1002.9 1006.2 1008.8 1021.0 1020.7 1024.2 1014.3 1994 1021.7 1018.9 1015.6 1013.4 1008.3 1000.7 999.2 1001.7 1014.4 1018.8 1017.6 1023.9 1012.9 1995 1023.3 1019.8 1017.0 1011.6 1010.8 1002.8 997.9 1002.3 1008.6 1016.9 1018.7 1025.5 1012.9 1996 1025.3 1019.1 1015.4 1013.6 1010.6 1003.7 1002.8 1004.8 1006.0 1016.2 1023.7 1024.6 1013.8 1997 1020.8 1020.7 1014.3 1011.2 1010.2 1002.5 999.1 1003.4 1010.1 1014.8 1021.8 1021.7 1012.5 1998 1020.4 1019.9 1015.4 1011.0 1009.9 1006.1 1000.7 1004.6 1008.8 1016.0 1019.9 1023.1 1013.0 1999 1022.5 1018.1 1015.6 1012.7 1008.2 1002.0 1000.7 1002.6 1008.1 1014.3 1020.0 1025.1 1012.5 2000 1020.7 1020.1 1015.8 1009.3 1004.3 1003.2 1002.5 1003.5 1007.5 1016.2 1022.5 1022.0 1012.3 2001 1024.4 1019.9 1014.9 1009.0 1004.4 1001.1 1001.0 1004.3 1009.3 1015.0 1018.8 1022.8 1012.1 2002 1021.7 1019.8 1015.1 1009.5 1006.8 1001.5 1002.6 1001.7 1010.0 1014.4 1020.7 1022.8 1012.2 2003 1022.5 1016.7 1015.7 1012.3 1011.2 1003.2 998.7 1003.7 1008.7 1013.6 1021.1 1024.3 1012.6 MEAN 1027.7 1022.0 1020.1 1015.4 1012.5 1007.7 1005.2 1007.8 1013.5 1020.4 1025.1 1027.8 1017.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** 1029.3 1027.0 1017.6 1023.5 1027.8 1042.9 1045.0 1045.8 ****** DAY-HOUR **-** **-** **-** **-** 2- 3 9- 3 24- 6 9-21 29- 3 28- 3 29- 6 5- 6 1962 1047.9 1044.3 1037.4 1036.1 1028.4 1023.6 1020.1 1026.6 1039.9 1038.8 1052.5 1047.6 1052.5 DAY-HOUR 20- 3 11-15 3-15 19-18 13- 3 12- 3 31- 3 27- 3 25-15 27- 3 23- 3 1-15 1963 1041.1 1042.3 1034.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 7- 6 5- 6 9- 3 **-** **-** **-** **-** **-** **-** **-** **-** **-** 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 ****** ****** ****** ****** ****** 1023.3 1017.2 1024.8 1030.5 1037.5 1039.8 1053.7 ****** DAY-HOUR **-** **-** **-** **-** **-** 2- 6 24- 6 25- 3 22- 3 26- 3 12- 3 27- 6 1973 1054.5 ****** 1044.6 1032.1 1031.1 1020.9 1014.7 1019.4 1037.0 ****** ****** ****** ****** DAY-HOUR 26- 6 **-** 10- 6 11- 3 8- 3 3- 6 22- 6 31- 3 30- 6 **-** **-** **-** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1975 ****** ****** ****** ****** ****** ****** 1015.6 ****** ****** ****** ****** 1047.7 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** 29- 3 **-** **-** **-** **-** 25- 6 1976 1039.5 ****** 1040.1 1037.4 1026.4 1020.8 1015.8 1019.2 1027.9 1042.1 1048.2 1044.2 ****** DAY-HOUR 1-18 **-** 28- 3 4- 3 2- 3 21- 6 7- 3 27- 3 13- 6 31-15 13- 3 13- 6 1977 1051.7 ****** 1043.8 1030.0 1026.9 1019.8 1014.2 1020.8 ****** ****** ****** ****** ****** DAY-HOUR 11- 6 **-** 10- 3 2- 3 2- 3 6- 3 19- 3 31- 6 **-** **-** **-** **-** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1047.1 1048.2 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 13- 3 23- 6 1980 1043.4 ****** 1034.4 1032.1 1024.8 1028.9 1019.5 1026.0 1030.6 1035.9 1040.2 1042.7 ****** DAY-HOUR 26- 3 **-** 5- 3 2- 6 16-18 2- 3 18- 3 31- 3 26- 6 31- 3 3- 3 16- 6 1981 1044.2 ****** 1040.4 1036.6 1029.5 1025.5 1020.9 1021.5 1033.6 1040.5 1041.5 1041.7 ****** DAY-HOUR 9-15 **-** 1- 6 3- 6 22- 6 9- 6 30- 3 31-15 24- 3 25- 3 27- 3 12- 6 1982 1048.8 ****** ****** ****** ****** 1023.5 1019.3 ****** ****** ****** ****** 1053.9 ****** DAY-HOUR 19- 6 **-** **-** **-** **-** 7- 6 8- 6 **-** **-** **-** **-** 10- 3 1983 1050.6 ****** 1039.0 1032.4 1026.2 1028.8 1019.2 1017.6 1028.2 1037.1 1046.2 1048.0 ****** DAY-HOUR 11-18 **-** 19- 3 30- 3 16- 6 1- 6 1- 3 27- 3 29- 6 20- 3 26- 6 25- 6 1984 1047.1 1050.8 1038.1 1033.5 1028.3 1020.0 1015.7 1016.1 1030.8 1042.9 1041.9 1048.7 1050.8 DAY-HOUR 5- 6 19- 6 2- 6 5- 6 3- 3 5- 3 1- 3 31- 3 26- 3 22- 3 27- 6 21- 6 1985 1042.2 1039.6 1050.7 1036.7 1031.3 1020.2 1005.7 1013.3 1020.1 1028.5 1030.7 1033.3 1050.7 DAY-HOUR 5- 3 24-18 6- 6 17-18 13- 3 6- 3 31-21 31- 3 22- 6 31-21 1- 3 31-15 1986 1034.7 1032.0 1029.2 1021.7 1021.2 1011.7 1008.5 1011.6 1019.8 1025.2 ****** 1035.8 ****** DAY-HOUR 1- 3 18- 3 28- 0 5- 6 19-18 3- 0 22-18 31-15 22- 3 15- 6 **-** 11- 6 1987 1034.4 1034.0 1026.7 1023.3 1020.8 ****** 1010.1 1009.8 1020.0 1032.8 1038.1 1039.6 ****** DAY-HOUR 21- 6 12- 6 23- 6 6-18 1- 6 **-** 12- 3 8- 6 24- 6 29- 6 30-18 2- 3 1988 1038.0 1036.2 1024.1 1026.8 1020.7 1013.7 1005.4 1010.4 1019.0 1025.9 1030.4 1034.2 1038.0 DAY-HOUR 3- 3 7- 6 18- 3 9- 6 5-15 1- 6 24- 6 21- 6 25- 6 17- 6 16- 3 30- 3 1989 1035.1 1038.4 1026.7 1022.6 1022.3 1009.1 1006.4 1010.9 1024.3 1027.5 1027.6 1027.7 1038.4 DAY-HOUR 31- 3 4-15 1- 3 3- 6 1-18 3- 6 20- 6 20- 6 23- 6 24- 6 8-15 18-15 1990 1033.7 1032.1 1032.4 1019.0 1018.8 1009.1 1006.6 1009.2 1015.8 1030.9 1031.4 1037.7 1037.7 DAY-HOUR 27- 6 8- 6 10- 6 8- 6 15-18 8- 3 15-18 31- 3 26- 3 19- 6 23- 3 29-15 1991 1036.8 1038.9 1029.2 1023.9 1015.7 1012.7 1006.2 1009.8 1021.9 1024.5 1030.0 1032.2 1038.9 DAY-HOUR 12- 6 15- 3 12- 9 15-21 8-21 24- 6 1- 3 23- 3 28- 6 14- 3 24- 6 18- 3 1992 1036.8 1028.9 1034.7 1020.5 1025.4 1013.8 1007.7 1017.2 1019.8 1025.8 1030.8 1031.6 1036.8 DAY-HOUR 10- 6 16-18 12-15 11-21 2-18 7- 3 14-18 31-18 30- 6 18- 3 5- 3 29- 6 1993 1034.8 1030.2 1030.1 1023.0 1022.9 1016.8 1008.5 1011.5 1018.8 1029.5 1030.8 1033.5 1034.8 DAY-HOUR 6-18 9- 6 17- 6 1- 6 10- 6 23- 6 29- 6 25- 6 23- 6 9- 3 23- 3 7- 3 1994 1036.0 1030.9 1025.5 1032.5 1017.6 1008.0 1005.0 1006.7 1024.2 1026.1 1024.0 1037.7 1037.7 DAY-HOUR 10- 6 18- 6 4- 3 5-18 8- 6 9- 6 14- 3 16- 3 22- 3 26- 3 3- 3 8- 3 1995 1032.5 1028.6 1027.9 1019.1 1020.6 1013.7 1003.7 1010.0 1016.3 1030.4 1032.7 1035.6 1035.6 DAY-HOUR 7-18 26- 3 5-18 1- 3 28-21 1- 6 25-18 25- 6 22-18 18- 6 28- 3 11- 6 1996 1036.8 1027.5 1022.7 1027.3 1018.7 1009.3 1012.3 1017.3 1018.8 1027.4 1037.4 1037.5 1037.5 DAY-HOUR 10-18 28- 0 21- 6 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 20- 3 18-21 7- 3 1997 1031.8 1032.8 1031.9 1022.3 1021.3 1011.0 1005.6 1009.7 1018.5 1021.8 1033.9 1034.3 1034.3 DAY-HOUR 24- 3 8- 3 11- 6 14- 3 7- 3 8- 3 9- 6 27- 0 8- 3 9- 3 8- 6 29- 6 1998 1030.1 1035.2 1025.6 1023.3 1023.1 1012.3 1007.0 1009.3 1018.8 1029.6 1028.6 1031.3 1035.2 DAY-HOUR 15-15 23- 6 4-15 12- 6 3- 6 6- 6 22-18 25- 6 13- 6 10- 3 21- 6 29-18 1999 1038.1 1028.0 1027.5 1024.0 1016.2 1011.0 1007.0 1009.5 1019.9 1022.4 1033.6 1035.5 1038.1 DAY-HOUR 2-18 1-15 19- 3 23- 6 12- 3 9- 6 19- 6 19- 3 30- 3 26- 6 30-18 1- 6 2000 1031.9 1031.9 1028.0 1019.7 1013.8 1012.1 1008.9 1009.5 1016.2 1025.3 1036.7 1031.4 1036.7 DAY-HOUR 13- 6 10-15 1- 3 4- 6 5- 6 16- 6 25-18 20- 3 26- 6 16- 6 17- 6 18- 6 2001 1036.5 1033.6 1029.0 1023.0 1011.0 1011.9 1008.0 1011.5 1021.1 1026.9 1029.5 1032.3 1036.5 DAY-HOUR 29-18 10- 6 12- 6 2- 6 1- 6 2- 6 30- 3 14- 6 22- 3 11- 3 21- 3 18- 6 2002 1030.6 1030.8 1034.4 1023.4 1015.0 1011.0 1009.6 1009.3 1017.2 1018.9 1032.2 1040.1 1040.1 DAY-HOUR 25- 3 6- 3 11- 6 1- 6 18- 6 24-18 3- 6 31- 3 30- 3 10-15 18- 6 4- 3 2003 1031.8 1027.1 1034.7 1022.5 1025.8 1012.6 1004.2 1008.1 1021.0 1021.4 1035.0 1038.7 1038.7 DAY-HOUR 21-18 13- 6 3- 3 16- 6 2- 3 7- 6 4-15 8- 6 27- 3 15-15 24- 3 12-18 1959-2003 1054.5 1050.8 1050.7 1037.4 1031.3 1028.9 1020.9 1026.6 1039.9 1042.9 1052.5 1053.9 1054.5 YEAR-DAY 73-26 84-19 85- 6 76- 4 85-13 80- 2 81-30 62-27 62-25 84-22 62-23 82-10 73-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1961 ****** ****** ****** ****** 1002.5 1002.2 1006.4 1010.9 1011.4 1020.5 1021.7 1020.5 ****** DAY-HOUR **-** **-** **-** **-** 30-12 6-21 12-12 7-12 1-18 1- 9 24- 0 22-12 1962 1023.0 1011.5 1005.7 1008.6 1010.7 1005.2 1007.9 1008.7 1014.4 1016.6 1024.2 1025.1 1005.2 DAY-HOUR 8-21 21- 0 28-12 5-21 10-21 9-15 14-12 2-12 17-12 10- 9 9-21 25- 9 1963 1024.2 1019.8 1012.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR 29-12 13-12 5-21 **-** **-** **-** **-** **-** **-** **-** **-** **-** 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 ****** ****** ****** ****** ****** 999.9 1006.2 1005.0 1011.2 1021.3 1022.5 1023.3 ****** DAY-HOUR **-** **-** **-** **-** **-** 24-15 31-15 1- 3 11-15 31- 0 8-12 1-12 1973 1016.9 ****** 1015.0 1012.5 1007.2 1002.0 1000.6 1007.2 1012.9 ****** ****** ****** ****** DAY-HOUR 16- 3 **-** 7- 3 19-15 30-15 16-15 11-15 1-15 2-15 **-** **-** **-** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1975 ****** ****** ****** ****** ****** ****** 1005.7 ****** ****** ****** ****** 1022.5 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** 4-15 **-** **-** **-** **-** 23-15 1976 1024.0 ****** 1015.5 1015.3 1010.8 1010.3 1002.8 1009.8 1014.2 1018.0 1019.5 1025.5 ****** DAY-HOUR 31-15 **-** 22- 3 22- 3 21-15 30-15 19-18 11-15 2-18 17-18 29- 3 11- 3 1977 1023.4 ****** 1019.2 1010.3 1009.5 1002.6 1002.5 1002.3 ****** ****** ****** ****** ****** DAY-HOUR 7-18 **-** 30-15 25-15 17-15 23-15 10-15 17-15 **-** **-** **-** **-** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.4 1021.1 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 29-18 1-15 1980 1025.2 ****** 1010.3 1011.7 1011.9 1003.6 1009.0 1009.9 1015.8 1018.4 1024.9 1021.6 ****** DAY-HOUR 7- 6 **-** 2-18 26-18 10- 6 17-15 3- 6 1-15 21-15 4-18 17- 3 12- 3 1981 1023.5 ****** 1008.3 1008.3 1008.6 1005.0 1006.4 1011.7 1017.4 1021.8 1019.7 1027.0 ****** DAY-HOUR 3-18 **-** 28- 6 30-18 16-18 5-15 6-15 13-15 17-18 17- 3 23- 3 26-15 1982 1014.7 ****** ****** ****** ****** 1010.2 1000.2 ****** ****** ****** ****** 1029.8 ****** DAY-HOUR 17-15 **-** **-** **-** **-** 28-15 31-15 **-** **-** **-** **-** 28-18 1983 1015.5 ****** 1016.3 1013.0 1011.5 1006.3 1002.3 1005.4 1010.0 1014.5 1023.8 1017.3 ****** DAY-HOUR 24-18 **-** 6-15 23-21 30-12 22-12 29-12 4-12 9- 0 4-12 11-21 12- 9 1984 1025.4 1021.5 1010.9 1010.3 1005.0 1006.8 1005.6 1005.4 1013.5 1015.3 1019.4 1023.5 1005.0 DAY-HOUR 30- 0 14-12 16-12 26-12 29-21 22-12 15-12 8-12 1-12 20-12 12-12 7-12 1985 1024.9 1004.6 1010.2 1010.5 1012.3 998.6 995.2 1000.1 1002.7 1004.6 1013.1 1007.7 995.2 DAY-HOUR 31- 9 26-21 25- 0 25- 0 5- 0 28- 0 28-15 8-12 7-12 11-12 7-12 19-21 1986 1001.7 1008.3 1009.3 1007.1 1000.2 995.3 999.1 1000.4 1007.3 1008.9 ****** 1008.1 ****** DAY-HOUR 21- 0 16- 3 9-12 18- 0 11- 0 18-12 20-15 3-12 29-12 5-12 **-** 31- 0 1987 1011.7 1006.0 999.1 996.6 1002.7 ****** 993.2 997.6 1001.7 1007.1 1007.4 1009.2 ****** DAY-HOUR 27-12 11- 0 14-18 20- 0 23-15 **-** 3-12 15-12 6-12 4-12 8- 0 31-12 1988 1007.9 1005.3 1000.7 1001.0 998.5 989.8 993.4 998.0 1000.9 1009.5 1010.5 1004.6 989.8 DAY-HOUR 19- 9 3-15 21-18 15-12 29-15 23-12 1-12 30-12 5-12 7-12 14-12 27-18 1989 1011.5 1007.8 998.1 1001.8 1000.1 996.0 997.8 996.2 998.1 1005.8 1012.0 1005.1 996.0 DAY-HOUR 3- 9 23- 9 30- 9 29-15 31-21 11-15 7-15 1-12 19-12 2- 9 17- 0 5-12 1990 1014.0 1003.1 1004.9 996.0 991.5 995.1 996.7 997.5 1001.4 1006.8 1009.8 1009.7 991.5 DAY-HOUR 5- 0 16- 0 14-21 16- 0 13-12 27-12 30-21 8-15 2-12 2-12 2- 0 25-18 1991 1007.1 1008.5 1002.8 1001.1 994.2 993.7 992.1 996.2 1001.4 1010.3 1010.5 1010.1 992.1 DAY-HOUR 26- 0 5- 0 7-12 4-21 23- 3 12-21 8-15 12-15 3-12 5- 0 5-12 26- 0 1992 1006.3 1004.4 1000.8 1002.9 1003.4 994.9 996.0 997.4 1004.7 1009.9 1006.8 1011.9 994.9 DAY-HOUR 3- 0 25-15 31- 0 19- 0 19-12 27-15 26-12 1-12 18-21 6- 0 26-12 20- 0 1993 1012.4 1010.1 1003.2 1001.9 1002.1 996.2 997.7 999.5 1001.4 1006.4 1003.1 1014.9 996.2 DAY-HOUR 9-12 5- 3 22- 0 12- 9 28-12 19-15 13-12 13-12 3-12 2-12 14- 9 5- 0 1994 1006.4 1007.5 1001.5 1000.3 1000.6 992.4 994.0 993.1 1003.4 1007.5 1004.3 1002.1 992.4 DAY-HOUR 5-21 12-12 12-21 27- 0 1-15 22-12 8-15 1- 9 1- 0 2-12 26- 6 4- 0 1995 1014.4 1006.6 1000.2 1002.8 1002.0 992.9 990.0 995.6 1000.4 1004.2 1003.5 1016.6 990.0 DAY-HOUR 1-21 9- 0 26-12 25- 0 7-12 30-21 1-15 3-12 20-21 13- 0 26- 0 4-21 1996 1011.8 1007.1 1004.1 1003.4 1002.6 994.6 998.0 997.6 997.7 1005.4 1013.3 1014.5 994.6 DAY-HOUR 7- 0 5-18 26-12 10-15 29-15 6-12 29- 0 7-12 19-12 15- 0 10-12 15-18 1997 1007.3 1005.6 1000.1 997.3 997.6 995.8 992.4 996.9 998.4 1007.9 1014.0 1008.8 992.4 DAY-HOUR 17-21 1- 0 30- 0 10-18 5- 0 23-15 16-15 1- 0 2-15 1-12 13- 0 11- 0 1998 999.1 1003.9 1002.0 998.5 996.0 998.3 989.9 1000.0 998.3 1002.4 1012.1 1014.1 989.9 DAY-HOUR 13-15 13-15 30-12 24-12 30- 9 29-12 6-15 13-12 6-12 2-12 1-12 21- 9 1999 1008.5 1002.2 1005.7 1001.5 994.1 989.6 996.1 995.5 999.3 1009.0 1007.6 1014.5 989.6 DAY-HOUR 18-21 21- 0 13- 0 9- 0 21- 0 25-21 12-15 7- 9 15-12 13- 9 1-21 15-12 2000 1008.6 1005.2 1001.7 1001.8 993.8 993.7 996.4 996.6 996.4 1006.2 1011.8 1007.4 993.7 DAY-HOUR 21- 0 7-21 25- 0 23-12 27-15 26-12 9-15 31-12 1- 9 1-12 6-15 16- 0 2001 1015.0 1001.0 997.5 1000.6 994.6 994.3 992.3 995.1 997.1 1007.3 1005.4 1014.0 992.3 DAY-HOUR 20- 0 21-21 26- 0 13- 0 30-15 18-15 18-12 27-12 1- 0 31-21 19- 0 5-21 2002 1007.9 1008.0 999.3 996.4 997.3 986.9 995.3 994.3 1003.9 1008.4 1010.4 1006.6 986.9 DAY-HOUR 8-12 27- 0 28-18 4- 0 30-15 21-12 25-15 17-12 17-12 5- 9 13- 0 22- 0 2003 1006.1 1004.6 1000.3 1003.1 1001.1 995.8 992.0 993.7 1000.0 1005.3 1007.5 1011.2 992.0 DAY-HOUR 29- 0 20-21 27- 0 28-12 24- 0 30-18 31-12 1- 0 7-12 5-12 1-21 7- 0 1959-2003 999.1 1001.0 997.5 996.0 991.5 986.9 989.9 993.1 996.4 1002.4 1003.1 1002.1 986.9 YEAR-DAY 98-13 1-21 1-26 90-16 90-13 2-21 98- 6 94- 1 0- 1 98- 2 93-14 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 862.6 863.5 861.2 863.6 864.6 870.2 869.8 867.4 ****** 1962 867.2 864.9 863.3 863.3 864.3 862.7 861.0 863.7 866.2 868.9 871.3 868.1 865.4 1963 867.9 866.3 862.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 863.8 ****** 864.1 866.1 868.9 868.3 868.1 ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 863.7 863.9 863.9 860.4 861.1 864.6 868.5 870.0 868.6 ****** 1984 866.8 868.3 864.5 863.3 862.7 861.7 860.5 860.3 866.3 869.5 868.3 869.1 865.1 1985 866.2 860.8 866.1 863.2 864.2 860.1 851.6 854.0 856.1 857.9 859.4 856.7 859.7 1986 856.6 854.5 854.9 855.5 854.8 851.0 853.0 ****** 857.3 859.2 ****** 857.5 ****** 1987 858.2 856.5 851.4 854.7 856.5 ****** 852.4 852.7 856.0 859.3 859.2 857.9 ****** 1988 857.0 854.6 851.7 854.9 ****** 851.4 850.1 851.8 855.1 858.6 858.1 855.9 ****** 1989 854.8 856.2 852.6 855.5 855.6 852.6 852.4 852.9 854.7 858.5 858.4 856.1 855.0 1990 855.6 853.3 856.1 852.7 853.9 851.7 851.2 853.1 854.7 858.0 859.0 856.9 854.7 1991 856.0 855.7 854.1 854.3 851.7 852.3 850.8 851.9 856.1 858.6 858.9 855.4 854.7 1992 854.8 852.2 853.6 852.7 854.5 852.0 851.7 853.8 856.2 857.6 858.7 856.3 854.5 1993 856.3 855.4 854.2 854.1 854.2 852.5 852.1 853.9 855.5 860.5 857.6 858.8 855.4 1994 855.9 853.2 854.4 855.3 854.3 850.6 849.9 851.5 857.9 859.4 857.1 857.2 854.7 1995 857.4 854.9 854.5 853.6 855.4 851.9 849.4 852.2 854.7 858.0 857.1 858.6 854.8 1996 857.3 854.4 852.6 854.6 855.1 852.5 852.4 853.2 853.6 857.6 860.2 859.0 855.2 1997 855.3 854.5 851.6 852.8 855.1 851.8 850.0 852.4 856.1 857.5 858.6 856.5 854.3 1998 854.1 854.2 853.2 853.9 854.8 854.3 850.9 853.7 855.3 858.2 858.9 860.0 855.1 1999 856.0 854.7 853.0 854.4 853.9 851.6 850.4 852.3 854.3 857.1 857.0 860.0 854.5 2000 854.6 854.4 853.6 854.0 852.5 851.7 852.0 852.8 854.4 858.0 859.0 857.3 854.5 2001 856.9 854.6 854.2 853.7 852.4 850.9 851.1 853.5 855.2 857.3 857.3 858.7 854.6 2002 856.4 855.1 854.3 852.3 853.2 851.3 852.3 851.8 856.4 858.2 858.8 856.4 854.7 2003 856.0 852.8 853.5 854.6 855.3 851.8 849.9 852.8 854.8 856.9 858.0 858.2 854.6 MEAN 858.0 856.4 855.4 855.8 856.4 854.7 852.9 854.9 857.6 860.5 860.8 859.8 856.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 867.7 867.6 865.0 867.7 869.4 874.6 875.0 876.0 ****** DAY ** ** ** ** 16 20 24 10 25 25 1 4 1962 874.0 873.6 870.0 870.4 868.7 867.1 865.0 869.3 873.5 874.7 879.9 872.7 879.9 DAY 20 12 4 20 17 2 31 26 26 28 23 2 1963 871.7 872.0 867.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 28 5 23 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 866.8 ****** 866.3 870.9 874.6 872.7 875.3 ****** DAY ** ** ** ** ** 2 ** 9 17 26 12 27 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 869.4 869.4 869.0 864.8 863.7 868.4 874.4 875.1 874.9 ****** DAY ** ** ** 30 16 1 11 31 20 29 27 4 1984 875.3 875.6 871.1 869.5 868.0 864.9 862.9 862.5 869.0 875.9 875.5 874.7 875.9 DAY 5 23 29 14 17 5 4 31 22 9 27 19 1985 870.6 868.0 876.2 870.6 871.4 865.4 854.4 857.9 861.5 862.1 865.2 862.1 876.2 DAY 28 25 6 18 13 6 16 31 23 6 1 9 1986 862.3 859.7 861.7 861.3 861.4 856.1 855.6 ****** 861.9 864.6 ****** 867.2 ****** DAY 25 22 28 5 20 3 31 ** 22 15 ** 7 1987 863.5 862.9 859.8 859.2 860.8 ****** 855.5 857.5 860.6 864.3 865.7 866.5 ****** DAY 21 1 23 30 1 ** 29 8 26 29 30 2 1988 865.1 861.8 859.7 860.8 ****** 857.8 853.2 855.6 860.0 863.6 864.5 862.6 ****** DAY 3 7 18 9 ** 1 31 21 25 17 6 30 1989 862.9 861.7 857.5 859.5 858.6 855.4 855.9 856.6 862.8 863.9 862.0 859.2 863.9 DAY 22 8 1 4 22 3 10 20 24 27 8 1 1990 861.7 860.7 864.7 858.1 860.0 855.0 854.9 855.8 858.0 865.5 866.1 862.0 866.1 DAY 27 1 10 25 16 5 16 4 28 19 23 6 1991 862.8 863.9 859.0 859.0 856.3 857.0 854.0 854.7 860.0 861.1 863.0 861.3 863.9 DAY 13 15 30 16 9 24 1 23 30 21 14 7 1992 863.3 858.0 861.0 856.3 859.5 856.7 854.8 857.5 859.6 862.7 865.4 860.5 865.4 DAY 10 17 13 4 29 7 6 31 2 30 4 12 1993 862.7 861.5 860.3 861.4 859.1 858.9 856.2 857.0 860.5 865.7 862.1 863.5 865.7 DAY 6 9 18 1 10 23 28 31 23 17 22 27 1994 864.1 859.8 860.2 862.5 858.0 854.3 853.0 854.2 864.1 862.8 862.2 863.3 864.1 DAY 10 18 18 6 8 1 14 16 23 11 3 8 1995 862.1 859.5 860.1 857.2 861.0 857.0 852.7 857.3 858.7 865.0 863.2 863.9 865.0 DAY 8 1 3 1 27 2 4 25 13 18 16 11 1996 863.0 858.6 856.4 859.0 858.7 855.2 858.9 859.3 859.9 864.5 868.4 865.0 868.4 DAY 10 14 22 5 5 12 4 30 25 2 19 8 1997 861.7 860.4 862.3 858.5 859.8 855.6 853.5 855.8 860.3 862.8 866.4 863.7 866.4 DAY 24 8 11 24 8 8 9 17 19 9 8 29 1998 860.9 862.8 860.1 861.5 861.2 858.1 854.6 856.7 859.4 863.9 865.1 865.1 865.1 DAY 5 23 27 12 9 5 23 25 13 10 21 30 1999 862.5 860.5 859.0 860.0 858.3 856.3 854.5 856.9 859.0 859.0 861.9 865.3 865.3 DAY 3 12 31 1 28 17 19 20 30 27 18 6 2000 861.6 859.9 859.8 858.4 858.3 855.8 855.7 856.0 858.2 861.1 865.3 862.0 865.3 DAY 31 11 1 4 6 3 31 23 30 16 17 5 2001 860.2 864.6 863.4 861.3 855.8 856.2 854.4 857.8 860.5 864.0 861.9 863.3 864.6 DAY 30 10 2 2 15 2 29 5 22 11 3 18 2002 861.4 860.8 863.7 859.3 857.3 857.0 856.2 855.5 860.0 862.0 864.5 864.5 864.5 DAY 26 19 11 2 10 25 3 30 21 11 19 4 2003 860.7 860.1 862.1 859.4 861.0 855.1 854.0 855.2 861.1 860.3 865.2 864.1 865.2 DAY 12 13 3 8 2 12 4 4 27 16 25 23 1959-2003 875.3 875.6 876.2 870.6 871.4 869.0 865.0 869.3 873.5 875.9 879.9 876.0 879.9 YEAR-DAY 84- 5 84-23 85- 6 85-18 85-13 83- 1 61-24 62-26 62-26 84- 9 62-23 61- 4 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 854.5 855.3 858.2 860.4 860.8 864.8 863.0 857.5 ****** DAY ** ** ** ** 31 7 15 8 2 2 24 23 1962 861.7 855.7 852.8 853.9 858.2 855.7 858.3 859.7 862.0 862.0 866.7 862.3 852.8 DAY 28 21 29 6 11 10 14 21 12 11 10 25 1963 865.9 860.3 856.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 5 14 6 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 859.9 ****** 861.9 861.4 864.9 863.9 860.6 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 858.8 860.4 858.7 855.8 857.6 859.9 861.3 864.8 860.0 ****** DAY ** ** ** 11 2 23 29 4 9 5 12 28 1984 858.7 859.5 855.1 858.5 854.9 857.7 857.2 857.6 862.4 862.5 861.8 862.8 854.9 DAY 30 9 14 26 2 21 16 9 1 18 14 7 1985 860.8 850.1 854.9 858.5 859.4 850.5 848.8 851.3 852.1 852.3 856.2 849.0 848.8 DAY 3 17 25 25 2 30 20 8 7 11 8 6 1986 841.6 845.8 849.1 851.4 848.5 846.1 850.3 ****** 854.6 856.3 ****** 846.4 ****** DAY 21 16 9 11 11 19 1 ** 4 1 ** 31 1987 850.2 846.9 844.1 846.9 853.9 ****** 846.7 849.2 853.3 853.0 851.5 848.7 ****** DAY 3 11 15 20 7 ** 4 30 6 9 8 31 1988 848.6 847.4 845.3 847.6 ****** 844.1 845.8 848.3 852.1 852.9 851.5 847.3 ****** DAY 20 4 24 1 ** 24 1 30 5 31 29 28 1989 846.4 846.5 843.9 850.8 852.2 849.2 849.3 847.0 850.0 851.9 854.3 850.9 843.9 DAY 5 23 29 30 7 11 18 2 13 2 17 5 1990 850.5 842.8 849.8 843.1 845.9 848.4 847.5 850.2 850.8 855.0 851.7 846.9 842.8 DAY 17 16 25 16 13 27 5 8 4 3 1 26 1991 846.4 848.0 844.8 847.5 843.5 846.6 846.7 848.4 852.0 855.1 853.7 847.2 843.5 DAY 26 5 7 11 23 13 8 12 4 5 6 26 1992 845.7 847.0 845.3 846.1 850.9 846.7 848.3 849.2 852.8 854.5 851.5 850.9 845.3 DAY 3 12 31 19 20 27 19 2 18 6 26 23 1993 848.2 850.2 844.0 848.7 851.8 848.6 849.9 850.1 852.5 854.8 850.2 851.4 844.0 DAY 9 5 22 13 30 4 13 13 4 2 14 5 1994 846.6 847.6 845.5 846.7 848.1 846.2 846.6 847.0 852.0 854.8 847.9 844.3 844.3 DAY 17 9 13 3 2 30 21 2 1 3 26 5 1995 852.0 847.3 844.7 846.6 850.6 847.1 844.8 849.5 851.2 851.7 844.6 854.3 844.6 DAY 2 10 27 25 9 23 2 4 21 13 26 5 1996 851.5 847.6 847.8 848.1 851.0 848.4 849.1 849.0 848.7 852.0 855.3 852.7 847.6 DAY 7 6 27 11 30 6 29 8 19 31 29 16 1997 844.1 843.6 844.1 845.1 846.0 847.2 846.4 848.9 850.7 854.6 854.8 849.8 843.6 DAY 18 1 30 10 5 24 16 1 3 23 14 11 1998 840.1 843.5 844.3 848.0 847.2 851.5 844.7 850.8 851.1 852.5 855.0 853.7 840.1 DAY 14 14 2 24 30 24 6 6 7 3 17 21 1999 848.2 845.5 847.5 846.0 845.4 842.8 848.2 848.6 851.2 854.3 852.9 853.5 842.8 DAY 19 21 3 9 21 26 11 7 17 25 28 16 2000 845.8 845.7 847.4 851.0 848.0 846.3 848.6 848.7 848.0 854.6 851.5 846.4 845.7 DAY 21 8 3 23 28 25 9 4 2 1 7 16 2001 852.2 843.0 843.5 846.8 847.2 846.5 845.0 849.0 848.4 854.0 849.8 853.6 843.0 DAY 20 22 26 13 9 18 19 28 1 31 19 6 2002 850.8 849.1 846.5 841.3 849.2 843.1 848.2 847.7 852.5 854.7 852.9 846.6 841.3 DAY 22 27 23 4 5 21 26 17 18 29 13 22 2003 844.3 845.7 845.2 849.2 850.0 847.6 846.5 847.4 850.0 853.3 851.3 851.6 844.3 DAY 29 21 14 18 24 30 1 1 7 27 15 7 1959-2003 840.1 842.8 843.5 841.3 843.5 842.8 844.7 847.0 848.0 851.7 844.6 844.3 840.1 YEAR-DAY 98-14 90-16 1-26 2- 4 91-23 99-26 98- 6 89- 2 0- 2 95-13 95-26 94- 5 98-14 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1026.7 1027.8 1025.0 1027.8 1029.0 1035.4 1035.0 1032.2 ****** 1962 1032.0 1029.4 1027.5 1027.5 1028.7 1026.8 1024.9 1028.0 1030.8 1033.9 1036.7 1033.0 1029.9 1963 1032.8 1030.9 1026.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1028.1 ****** 1028.4 1030.7 1034.0 1033.3 1033.0 ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1028.0 1028.1 1028.2 1024.1 1025.0 1029.0 1033.5 1035.2 1033.6 ****** 1984 1031.5 1033.2 1028.9 1027.5 1026.8 1025.7 1024.3 1024.1 1031.0 1034.6 1033.3 1034.2 1029.6 1985 1030.8 1024.6 1030.8 1027.4 1028.6 1023.8 1014.0 1016.8 1019.2 1021.3 1023.0 1019.9 1023.4 1986 1019.8 1017.4 1017.9 1018.5 1017.7 1013.4 1015.6 ****** 1020.6 1022.7 ****** 1020.8 ****** 1987 1021.6 1019.7 1013.8 1017.6 1019.7 ****** 1014.9 1015.3 1019.1 1022.9 1022.8 1021.3 ****** 1988 1020.2 1017.5 1014.2 1017.9 ****** 1013.8 1012.3 1014.2 1018.1 1022.1 1021.6 1018.9 ****** 1989 1017.7 1019.3 1015.2 1018.5 1018.6 1015.2 1014.9 1015.5 1017.6 1022.0 1021.9 1019.2 1018.0 1990 1018.7 1016.0 1019.2 1015.2 1016.7 1014.2 1013.6 1015.8 1017.6 1021.5 1022.6 1020.2 1017.6 1991 1019.1 1018.8 1016.9 1017.2 1014.1 1014.8 1013.1 1014.4 1019.2 1022.1 1022.5 1018.5 1017.6 1992 1017.7 1014.7 1016.3 1015.3 1017.4 1014.5 1014.2 1016.5 1019.4 1020.9 1022.2 1019.5 1017.4 1993 1019.4 1018.4 1017.0 1016.9 1017.1 1015.0 1014.7 1016.7 1018.5 1024.3 1021.0 1022.3 1018.4 1994 1019.0 1015.9 1017.2 1018.2 1017.2 1012.9 1012.1 1014.0 1021.3 1023.1 1020.3 1020.5 1017.6 1995 1020.7 1017.8 1017.4 1016.3 1018.4 1014.3 1011.5 1014.7 1017.6 1021.4 1020.4 1022.1 1017.7 1996 1020.6 1017.2 1015.1 1017.5 1018.1 1015.0 1014.9 1015.9 1016.3 1020.9 1023.9 1022.6 1018.2 1997 1018.3 1017.4 1014.0 1015.5 1018.0 1014.3 1012.2 1014.9 1019.3 1020.9 1022.1 1019.6 1017.2 1998 1016.9 1017.1 1015.9 1016.7 1017.8 1017.1 1013.2 1016.4 1018.3 1021.6 1022.5 1023.7 1018.1 1999 1019.1 1017.6 1015.6 1017.2 1016.7 1014.0 1012.6 1014.9 1017.1 1020.4 1020.2 1023.7 1017.4 2000 1017.5 1017.3 1016.4 1016.8 1015.1 1014.1 1014.5 1015.4 1017.2 1021.4 1022.5 1020.6 1017.4 2001 1020.1 1017.5 1017.0 1016.4 1015.0 1013.2 1013.4 1016.2 1018.2 1020.6 1020.5 1022.2 1017.5 2002 1019.5 1018.0 1017.2 1014.8 1015.9 1013.7 1014.8 1014.2 1019.6 1021.6 1022.3 1019.6 1017.6 2003 1019.1 1015.4 1016.2 1017.5 1018.3 1014.3 1012.0 1015.4 1017.7 1020.2 1021.4 1021.6 1017.4 MEAN 1021.5 1019.6 1018.5 1018.8 1019.6 1017.6 1015.5 1017.9 1020.9 1024.3 1024.7 1023.5 1020.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1032.6 1032.5 1029.5 1032.6 1034.5 1040.5 1041.0 1042.1 ****** DAY ** ** ** ** 16 20 24 10 25 25 1 4 1962 1039.8 1039.4 1035.2 1035.7 1033.7 1031.9 1029.5 1034.4 1039.3 1040.6 1046.6 1038.3 1046.6 DAY 20 12 4 20 17 2 31 26 26 28 23 2 1963 1037.2 1037.5 1031.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 28 5 23 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1031.5 ****** 1031.0 1036.3 1040.5 1038.3 1041.3 ****** DAY ** ** ** ** ** 2 ** 9 17 26 12 27 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1034.5 1034.5 1034.1 1029.2 1028.0 1033.4 1040.3 1041.1 1040.9 ****** DAY ** ** ** 30 16 1 11 31 20 29 27 4 1984 1041.3 1041.7 1036.5 1034.7 1032.9 1029.4 1027.1 1026.6 1034.1 1042.0 1041.6 1040.6 1042.0 DAY 5 23 29 14 17 5 4 31 22 9 27 19 1985 1035.9 1032.9 1042.4 1035.9 1036.8 1029.9 1017.3 1021.3 1025.4 1026.1 1029.7 1026.1 1042.4 DAY 28 25 6 18 13 6 16 31 23 6 1 9 1986 1026.4 1023.4 1025.7 1025.2 1025.3 1019.2 1018.6 ****** 1025.9 1029.0 ****** 1032.0 ****** DAY 25 22 28 5 20 3 31 ** 22 15 ** 7 1987 1027.7 1027.1 1023.5 1022.8 1024.6 ****** 1018.5 1020.8 1024.4 1028.7 1030.3 1031.2 ****** DAY 21 1 23 30 1 ** 29 8 26 29 30 2 1988 1029.6 1025.8 1023.4 1024.6 ****** 1021.2 1015.9 1018.6 1023.7 1027.9 1028.9 1026.7 ****** DAY 3 7 18 9 ** 1 31 21 25 17 6 30 1989 1027.1 1025.7 1020.8 1023.1 1022.1 1018.4 1019.0 1019.8 1026.9 1028.2 1026.0 1022.8 1028.2 DAY 22 8 1 4 22 3 10 20 24 27 8 1 1990 1025.7 1024.5 1029.1 1021.5 1023.7 1018.0 1017.8 1018.9 1021.4 1030.0 1030.7 1026.0 1030.7 DAY 27 1 10 25 16 5 16 4 28 19 23 6 1991 1026.9 1028.2 1022.6 1022.6 1019.4 1020.3 1016.8 1017.6 1023.7 1025.0 1027.2 1025.2 1028.2 DAY 13 15 30 16 9 24 1 23 30 21 14 7 1992 1027.5 1021.4 1024.9 1019.4 1023.1 1019.9 1017.7 1020.8 1023.3 1026.8 1029.9 1024.3 1029.9 DAY 10 17 13 4 29 7 6 31 2 30 4 12 1993 1026.8 1025.4 1024.1 1025.3 1022.7 1022.4 1019.3 1020.3 1024.3 1030.3 1026.1 1027.7 1030.3 DAY 6 9 18 1 10 23 28 31 23 17 22 27 1994 1028.4 1023.5 1023.9 1026.6 1021.4 1017.1 1015.7 1017.0 1028.4 1026.9 1026.2 1027.5 1028.4 DAY 10 18 18 6 8 1 14 16 23 11 3 8 1995 1026.1 1023.1 1023.8 1020.5 1024.9 1020.3 1015.3 1020.6 1022.2 1029.5 1027.4 1028.2 1029.5 DAY 8 1 3 1 27 2 4 25 13 18 16 11 1996 1027.2 1022.1 1019.6 1022.6 1022.2 1018.2 1022.4 1022.9 1023.6 1028.9 1033.4 1029.5 1033.4 DAY 10 14 22 5 5 12 4 30 25 2 19 8 1997 1025.7 1024.2 1026.4 1022.0 1023.5 1018.6 1016.2 1018.9 1024.1 1026.9 1031.1 1028.0 1031.1 DAY 24 8 11 24 8 8 9 17 19 9 8 29 1998 1024.7 1026.9 1023.8 1025.4 1025.1 1021.5 1017.5 1019.9 1023.0 1028.2 1029.6 1029.6 1029.6 DAY 5 23 27 12 9 5 23 25 13 10 21 30 1999 1026.6 1024.3 1022.6 1023.7 1021.8 1019.4 1017.4 1020.1 1022.6 1022.6 1025.9 1029.8 1029.8 DAY 3 12 31 1 28 17 19 20 30 27 18 6 2000 1025.6 1023.6 1023.5 1021.9 1021.8 1018.9 1018.8 1019.1 1021.6 1025.0 1029.8 1026.0 1029.8 DAY 31 11 1 4 6 3 31 23 30 16 17 5 2001 1023.9 1029.0 1027.6 1025.2 1018.9 1019.3 1017.3 1021.2 1024.3 1028.3 1025.9 1027.5 1029.0 DAY 30 10 2 2 15 2 29 5 22 11 3 18 2002 1025.3 1024.6 1028.0 1022.9 1020.6 1020.3 1019.3 1018.5 1023.7 1026.0 1028.9 1028.9 1028.9 DAY 26 19 11 2 10 25 3 30 21 11 19 4 2003 1024.5 1023.8 1026.1 1023.0 1024.9 1018.1 1016.8 1018.2 1025.0 1024.1 1029.7 1028.4 1029.7 DAY 12 13 3 8 2 12 4 4 27 16 25 23 1959-2003 1041.3 1041.7 1042.4 1035.9 1036.8 1034.1 1029.5 1034.4 1039.3 1042.0 1046.6 1042.1 1046.6 YEAR-DAY 84- 5 84-23 85- 6 85-18 85-13 83- 1 61-24 62-26 62-26 84- 9 62-23 61- 4 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1017.4 1018.3 1021.6 1024.2 1024.6 1029.2 1027.2 1020.8 ****** DAY ** ** ** ** 31 7 15 8 2 2 24 23 1962 1025.7 1018.8 1015.4 1016.7 1021.6 1018.8 1021.8 1023.4 1026.0 1026.0 1031.4 1026.4 1015.4 DAY 28 21 29 6 11 10 14 21 12 11 10 25 1963 1030.5 1024.1 1019.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 5 14 6 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1023.6 ****** 1025.9 1025.3 1029.4 1028.2 1024.4 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 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1013.9 1009.1 ****** DAY 20 4 24 1 ** 24 1 30 5 31 29 28 1989 1008.0 1008.2 1005.2 1013.1 1014.7 1011.3 1011.4 1008.7 1012.2 1014.4 1017.1 1013.2 1005.2 DAY 5 23 29 30 7 11 18 2 13 2 17 5 1990 1012.8 1003.9 1012.0 1004.2 1007.5 1010.3 1009.3 1012.4 1013.1 1018.0 1014.2 1008.6 1003.9 DAY 17 16 25 16 13 27 5 8 4 3 1 26 1991 1008.0 1009.9 1006.2 1009.3 1004.7 1008.3 1008.4 1010.3 1014.5 1018.1 1016.5 1009.0 1004.7 DAY 26 5 7 11 23 13 8 12 4 5 6 26 1992 1007.2 1008.7 1006.8 1007.7 1013.2 1008.4 1010.2 1011.3 1015.4 1017.4 1013.9 1013.2 1006.8 DAY 3 12 31 19 20 27 19 2 18 6 26 23 1993 1010.1 1012.4 1005.3 1010.7 1014.3 1010.6 1012.1 1012.3 1015.1 1017.7 1012.4 1013.8 1005.3 DAY 9 5 22 13 30 4 13 13 4 2 14 5 1994 1008.3 1009.4 1007.0 1008.4 1010.0 1007.8 1008.3 1008.7 1014.5 1017.7 1009.8 1005.6 1005.6 DAY 17 9 13 3 2 30 21 2 1 3 26 5 1995 1014.5 1009.1 1006.1 1008.3 1012.9 1008.8 1006.2 1011.6 1013.6 1014.2 1006.0 1017.1 1006.0 DAY 2 10 27 25 9 23 2 4 21 13 26 5 1996 1013.9 1009.4 1009.7 1010.0 1013.3 1010.3 1011.2 1011.0 1010.7 1014.5 1018.3 1015.3 1009.4 DAY 7 6 27 11 30 6 29 8 19 31 29 16 1997 1005.4 1004.8 1005.4 1006.5 1007.6 1009.0 1008.0 1010.9 1013.0 1017.5 1017.7 1012.0 1004.8 DAY 18 1 30 10 5 24 16 1 3 23 14 11 1998 1000.8 1004.7 1005.6 1009.9 1009.0 1013.9 1006.1 1013.1 1013.5 1015.1 1018.0 1016.5 1000.8 DAY 14 14 2 24 30 24 6 6 7 3 17 21 1999 1010.1 1007.0 1009.3 1007.6 1006.9 1003.9 1010.1 1010.6 1013.6 1017.1 1015.5 1016.2 1003.9 DAY 19 21 3 9 21 26 11 7 17 25 28 16 2000 1007.4 1007.2 1009.2 1013.3 1009.9 1007.9 1010.6 1010.7 1009.9 1017.5 1013.9 1008.0 1007.2 DAY 21 8 3 23 28 25 9 4 2 1 7 16 2001 1014.7 1004.1 1004.7 1008.5 1009.0 1008.2 1006.4 1011.0 1010.3 1016.8 1012.0 1016.3 1004.1 DAY 20 22 26 13 9 18 19 28 1 31 19 6 2002 1013.1 1011.2 1008.2 1002.2 1011.3 1004.2 1010.1 1009.5 1015.1 1017.6 1015.5 1008.3 1002.2 DAY 22 27 23 4 5 21 26 17 18 29 13 22 2003 1005.6 1007.2 1006.7 1011.3 1012.2 1009.4 1008.2 1009.2 1012.2 1016.0 1013.7 1014.0 1005.6 DAY 29 21 14 18 24 30 1 1 7 27 15 7 1959-2003 1000.8 1003.9 1004.7 1002.2 1004.7 1003.9 1006.1 1008.7 1009.9 1014.2 1006.0 1005.6 1000.8 YEAR-DAY 98-14 90-16 1-26 2- 4 91-23 99-26 98- 6 89- 2 0- 2 95-13 95-26 94- 5 98-14 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1004.1 1004.4 1000.1 1003.7 1006.6 1017.5 1020.2 1019.1 ****** 1962 1020.6 1015.6 1010.9 1009.5 1008.1 1004.5 1000.2 1004.7 1010.6 1015.9 1023.3 1020.8 1012.0 1963 1019.5 1016.0 1010.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1005.3 ****** 1006.3 1008.9 1014.9 1017.2 1022.6 ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1010.1 1006.1 1004.1 997.9 999.7 1006.4 1014.8 1018.4 1021.6 ****** 1984 1020.2 1023.2 1012.3 1008.2 1005.5 1001.4 998.4 998.3 1008.7 1016.3 1017.0 1023.7 1011.1 1985 1019.1 1010.3 1016.6 1008.0 1007.2 999.3 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1016.7 ****** 1025.8 ****** 1987 1023.9 1020.6 1011.8 1013.2 1012.2 ****** 1004.2 1003.8 1010.4 1020.0 1020.9 1022.6 ****** 1988 1023.0 1019.8 1013.5 1012.9 ****** 1002.8 1000.2 1003.7 1009.2 1017.3 1019.4 1019.8 ****** 1989 1023.7 1026.0 1014.3 1013.7 1012.3 1004.4 1002.8 1005.0 1008.8 1016.0 1021.0 1020.0 1014.0 1990 1022.3 1018.9 1018.5 1010.7 1007.7 1003.0 1002.0 1004.5 1008.4 1016.4 1020.4 1023.0 1013.0 1991 1023.4 1022.0 1017.1 1012.7 1007.3 1004.6 1001.6 1003.8 1010.8 1017.6 1021.3 1020.0 1013.5 1992 1022.1 1017.3 1018.2 1012.1 1012.6 1004.7 1002.7 1006.7 1011.6 1016.7 1020.3 1020.7 1013.8 1993 1024.7 1020.2 1017.4 1012.3 1009.8 1004.6 1003.3 1006.5 1009.2 1020.7 1020.3 1024.0 1014.4 1994 1021.3 1018.6 1015.7 1013.7 1009.2 1002.0 1000.4 1002.5 1014.5 1019.0 1017.5 1023.4 1013.1 1995 1022.8 1019.5 1017.0 1011.9 1011.1 1004.1 998.8 1003.1 1009.1 1016.9 1018.0 1025.5 1013.1 1996 1024.8 1019.1 1015.3 1013.8 1011.3 1004.6 1003.0 1004.4 1005.6 1015.4 1022.7 1023.6 1013.6 1997 1020.0 1019.3 1013.4 1010.6 1010.0 1002.3 998.7 1002.9 1009.7 1014.1 1021.2 1020.9 1011.9 1998 1019.5 1018.8 1014.6 1010.2 1009.7 1006.0 1000.4 1004.2 1008.7 1015.3 1019.1 1022.1 1012.4 1999 1021.7 1017.0 1014.5 1012.1 1008.0 1002.0 1000.0 1002.5 1007.5 1013.8 1018.9 1024.2 1011.9 2000 1019.7 1019.1 1014.9 1009.1 1004.1 1003.1 1002.2 1003.1 1006.8 1015.2 1021.6 1021.2 1011.7 2001 1023.2 1018.7 1014.1 1008.4 1004.3 1000.9 1000.6 1004.4 1008.9 1014.2 1017.8 1022.1 1011.5 2002 1020.8 1018.5 1014.0 1008.8 1006.6 1001.3 1002.1 1001.3 1009.7 1014.1 1019.9 1021.9 1011.6 2003 1021.3 1015.7 1014.7 1011.6 1011.6 1003.3 998.7 1003.2 1008.3 1013.3 1020.3 1023.5 1012.1 MEAN 1021.8 1018.8 1014.7 1011.1 1008.5 1003.3 1000.9 1003.6 1009.0 1016.2 1019.8 1022.3 1012.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1011.8 1012.7 1004.3 1010.4 1013.2 1026.3 1029.2 1029.3 ****** DAY ** ** ** ** 16 9 24 10 29 28 27 4 1962 1032.3 1029.5 1021.7 1021.4 1014.1 1010.0 1006.4 1011.6 1022.5 1023.5 1035.5 1029.3 1035.5 DAY 20 12 4 20 14 12 31 27 26 28 23 2 1963 1025.9 1025.3 1018.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 5 8 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1009.0 ****** 1010.9 1014.7 1021.5 1024.1 1037.2 ****** DAY ** ** ** ** ** 2 ** 28 17 26 22 27 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1017.4 1012.0 1013.3 1003.1 1002.5 1012.5 1021.5 1029.8 1031.1 ****** DAY ** ** ** 30 1 2 12 10 30 28 27 25 1984 1029.2 1032.7 1021.9 1017.4 1012.6 1004.6 1001.5 1001.6 1013.9 1026.4 1024.8 1031.2 1032.7 DAY 1 19 2 5 3 5 4 31 26 9 27 19 1985 1024.7 1021.2 1035.1 1019.9 1016.6 1005.1 ****** ****** ****** ****** ****** ****** ****** DAY 5 25 6 18 13 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.9 ****** 1035.9 ****** DAY ** ** ** ** ** ** ** ** ** 15 ** 7 1987 1031.2 1030.1 1026.1 1020.2 1019.2 ****** 1008.9 1008.9 1016.9 1031.6 1035.2 1038.0 ****** DAY 22 12 23 2 1 ** 29 8 26 29 30 2 1988 1036.5 1033.2 1023.9 1024.9 ****** 1013.5 1005.1 1008.7 1017.4 1024.4 1029.4 1030.5 ****** DAY 3 7 18 4 ** 1 23 26 25 3 16 30 1989 1033.3 1035.4 1024.8 1023.5 1020.6 1008.5 1005.9 1010.8 1023.0 1025.4 1026.2 1024.6 1035.4 DAY 31 4 1 1 2 3 20 20 24 25 8 19 1990 1033.0 1030.8 1029.9 1018.2 1018.2 1008.9 1007.4 1008.6 1014.6 1030.2 1030.7 1035.4 1035.4 DAY 27 1 10 1 16 8 16 4 26 19 23 28 1991 1034.0 1036.9 1028.1 1022.4 1016.1 1013.2 1006.1 1009.1 1022.2 1022.1 1027.7 1031.0 1036.9 DAY 13 15 13 16 9 25 1 23 29 14 24 18 1992 1035.7 1027.3 1032.5 1019.8 1022.8 1012.2 1007.4 1013.5 1017.4 1024.0 1028.6 1027.3 1035.7 DAY 10 17 13 4 3 2 15 31 2 18 5 29 1993 1033.0 1029.0 1027.3 1022.1 1021.9 1014.9 1008.3 1010.9 1017.0 1028.1 1028.7 1033.0 1033.0 DAY 7 9 17 1 10 23 28 18 23 9 23 7 1994 1032.3 1026.9 1025.1 1030.0 1016.8 1008.4 1005.6 1006.2 1023.2 1026.1 1022.8 1036.4 1036.4 DAY 10 18 18 6 8 1 2 18 23 10 3 8 1995 1030.7 1027.7 1026.6 1018.4 1019.3 1013.9 1002.8 1009.7 1015.8 1029.1 1030.8 1034.5 1034.5 DAY 8 26 6 1 27 2 4 25 23 18 28 11 1996 1034.6 1027.8 1020.7 1026.3 1018.4 1009.7 1011.5 1014.6 1015.7 1026.0 1036.1 1034.2 1036.1 DAY 11 28 29 5 3 16 4 30 25 19 19 7 1997 1029.3 1030.8 1029.2 1020.0 1020.1 1008.3 1003.7 1009.3 1016.5 1019.9 1032.1 1033.3 1033.3 DAY 24 8 11 14 7 8 9 28 19 9 8 29 1998 1028.4 1031.9 1023.4 1020.0 1020.9 1010.5 1005.2 1008.0 1016.4 1027.0 1025.8 1029.5 1031.9 DAY 23 23 1 12 4 7 23 25 13 10 21 30 1999 1036.3 1024.0 1025.4 1022.0 1015.0 1009.1 1005.6 1008.7 1018.5 1018.9 1027.5 1033.2 1036.3 DAY 3 1 19 1 12 10 19 19 30 27 30 1 2000 1030.2 1030.1 1025.8 1017.7 1012.1 1012.1 1007.6 1008.4 1013.3 1020.5 1033.1 1027.7 1033.1 DAY 15 11 1 4 6 14 26 20 26 6 18 18 2001 1035.3 1031.2 1027.4 1021.7 1009.0 1009.3 1006.9 1009.9 1018.9 1026.3 1027.0 1029.0 1035.3 DAY 30 10 12 2 20 3 30 14 22 11 21 18 2002 1028.6 1027.8 1031.0 1020.5 1012.9 1009.8 1008.0 1005.7 1015.0 1017.0 1028.7 1036.2 1036.2 DAY 26 6 11 1 15 25 3 30 30 24 19 4 2003 1030.4 1025.6 1032.0 1020.6 1024.5 1009.9 1002.9 1006.9 1019.1 1018.3 1032.4 1036.3 1036.3 DAY 22 13 3 19 2 7 5 31 27 16 24 13 1959-2003 1036.5 1036.9 1035.1 1030.0 1024.5 1014.9 1011.5 1014.6 1023.2 1031.6 1036.1 1038.0 1038.0 YEAR-DAY 88- 3 91-15 85- 6 94- 6 3- 2 93-23 96- 4 96-30 94-23 87-29 96-19 87- 2 87- 2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 993.3 992.8 995.9 999.4 1000.6 1008.6 1008.5 1006.7 ****** DAY ** ** ** ** 31 7 15 8 2 2 24 23 1962 1010.6 1005.5 994.3 996.6 1001.3 997.2 996.9 998.7 1003.8 1005.3 1011.8 1011.8 994.3 DAY 9 22 29 6 11 9 14 3 5 11 10 25 1963 1013.8 1007.7 1001.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 30 26 6 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 999.5 ****** 1002.2 1001.5 1009.7 1010.6 1012.3 ****** DAY ** ** ** ** ** 21 ** 20 12 31 8 17 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** 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1013.7 1015.4 997.0 DAY 7 11 27 14 19 6 29 7 20 15 10 30 1997 1007.4 1005.3 1000.0 999.9 997.2 996.1 993.6 996.7 1000.5 1008.0 1014.1 1008.0 993.6 DAY 18 1 30 11 5 24 17 1 3 1 13 11 1998 1003.1 1006.4 1002.9 1000.4 998.9 1000.5 991.5 1000.7 999.6 1003.0 1013.3 1015.7 991.5 DAY 14 14 19 21 30 29 6 13 7 3 1 2 1999 1009.2 1002.1 1005.7 1001.2 994.0 990.3 997.0 996.6 1001.3 1009.9 1010.0 1014.3 990.3 DAY 19 21 13 9 21 26 11 7 17 19 2 16 2000 1009.4 1006.1 1001.9 1002.2 996.7 994.3 997.5 996.8 997.9 1008.1 1012.4 1007.2 994.3 DAY 21 8 25 23 28 25 9 29 2 1 6 16 2001 1014.8 1001.8 997.2 1000.5 995.6 996.1 993.3 997.2 997.3 1008.4 1005.3 1014.6 993.3 DAY 20 22 26 13 31 8 19 28 1 2 19 6 2002 1010.4 1007.6 1000.1 996.3 999.2 988.2 996.2 995.0 1005.4 1009.6 1010.4 1006.7 988.2 DAY 8 27 29 4 31 21 26 9 18 13 13 22 2003 1006.1 1005.6 1000.3 1004.0 1001.2 997.7 993.7 993.7 1001.4 1006.9 1007.8 1011.2 993.7 DAY 29 27 27 28 24 25 31 1 11 6 2 7 1959-2003 1003.1 994.4 994.3 996.3 992.9 986.5 991.3 993.7 997.3 1002.6 1003.2 1001.7 986.5 YEAR-DAY 98-14 85-17 62-29 2- 4 84-30 85-28 83-29 3- 1 1- 1 83- 5 95-26 94- 4 85-28 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1016.5 1017.1 1012.5 1016.3 1019.3 1030.8 1033.8 1033.2 ****** 1962 1034.6 1028.8 1024.3 1022.5 1020.7 1016.7 1012.6 1017.4 1023.4 1029.5 1037.4 1034.9 1025.2 1963 1033.5 1029.7 1024.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1017.5 ****** 1018.8 1021.6 1027.8 1030.6 1036.5 ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1023.3 1018.7 1016.7 1009.9 1011.8 1018.9 1028.0 1032.0 1035.4 ****** 1984 1034.2 1037.4 1026.0 1021.1 1018.4 1014.0 1010.7 1010.6 1021.5 1029.6 1030.3 1037.9 1024.3 1985 1033.2 1023.9 1029.7 1020.9 1019.9 1011.4 1001.2 1006.3 1010.3 1016.2 1020.9 1021.3 1017.9 1986 1022.4 1020.0 1019.1 1013.8 1009.2 1002.8 1003.5 ****** 1011.9 1016.0 ****** 1025.2 ****** 1987 1023.1 1020.0 1011.1 1012.5 1011.6 ****** 1003.4 1003.1 1009.8 1019.3 1020.3 1021.9 ****** 1988 1022.5 1019.1 1012.7 1012.2 ****** 1001.8 999.3 1003.0 1008.5 1016.8 1018.8 1019.1 ****** 1989 1023.4 1025.5 1013.7 1013.0 1011.6 1003.5 1002.0 1004.2 1008.2 1015.5 1020.1 1019.4 1013.3 1990 1021.8 1018.2 1017.8 1010.0 1007.0 1002.0 1001.2 1003.7 1007.9 1016.0 1019.7 1022.4 1012.3 1991 1022.8 1021.3 1016.1 1011.8 1006.6 1003.6 1000.8 1003.0 1010.0 1017.0 1020.6 1019.2 1012.7 1992 1021.5 1016.6 1017.7 1011.2 1011.7 1003.6 1001.9 1005.9 1011.0 1016.1 1019.7 1020.0 1013.1 1993 1024.2 1019.3 1016.6 1011.6 1008.9 1003.6 1002.6 1005.7 1008.6 1020.1 1019.6 1023.4 1013.7 1994 1020.6 1017.9 1014.8 1013.0 1008.4 1000.9 999.4 1001.5 1013.9 1018.2 1016.8 1022.8 1012.4 1995 1022.2 1018.7 1016.2 1011.0 1010.5 1003.1 997.7 1002.2 1008.3 1016.2 1017.6 1024.8 1012.4 1996 1024.4 1018.4 1014.5 1012.9 1010.5 1003.6 1002.6 1004.4 1005.8 1015.6 1022.7 1023.6 1013.2 1997 1020.0 1019.1 1013.3 1010.6 1010.0 1002.5 998.8 1003.1 1009.7 1014.2 1021.1 1021.0 1012.0 1998 1019.5 1018.9 1014.6 1010.3 1009.8 1006.0 1000.5 1004.2 1008.6 1015.3 1019.1 1022.1 1012.4 1999 1021.7 1017.1 1014.6 1012.1 1008.0 1002.1 1000.3 1002.6 1007.5 1013.8 1019.0 1024.2 1011.9 2000 1019.7 1019.3 1015.1 1009.2 1004.3 1003.2 1002.3 1003.2 1007.0 1015.3 1021.6 1021.2 1011.8 2001 1023.3 1018.7 1014.2 1008.6 1004.4 1001.1 1000.7 1004.4 1008.9 1014.3 1017.9 1022.1 1011.6 2002 1020.8 1018.6 1014.2 1009.0 1006.9 1001.6 1002.4 1001.6 1009.8 1014.0 1019.8 1021.9 1011.7 2003 1021.3 1015.7 1014.7 1011.6 1011.5 1003.2 998.6 1003.1 1008.3 1013.2 1020.2 1023.5 1012.1 MEAN 1024.1 1021.0 1017.1 1013.3 1011.1 1006.2 1002.8 1006.1 1011.6 1018.7 1022.6 1024.9 1015.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1024.4 1026.0 1016.8 1022.9 1026.1 1040.4 1041.6 1043.2 ****** DAY ** ** ** ** 16 9 24 10 29 28 29 4 1962 1046.6 1043.6 1035.8 1035.3 1027.2 1022.9 1019.1 1024.4 1036.0 1036.9 1049.7 1044.0 1049.7 DAY 20 12 4 20 14 12 31 27 26 28 23 2 1963 1040.0 1039.0 1032.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 5 15 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** 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DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1030.6 1025.1 1026.1 1015.5 1015.2 1025.2 1034.8 1043.9 1044.1 ****** DAY ** ** ** 30 1 2 12 10 30 28 27 25 1984 1043.4 1047.2 1036.1 1031.4 1026.2 1017.2 1013.8 1013.9 1027.1 1039.9 1038.0 1045.4 1047.2 DAY 5 19 2 5 3 17 4 31 26 9 27 21 1985 1039.1 1035.3 1048.6 1033.6 1029.4 1017.5 1004.2 1012.6 1017.9 1021.8 1028.1 1030.1 1048.6 DAY 5 25 5 18 13 6 16 31 23 26 1 15 1986 1032.2 1027.7 1029.2 1019.3 1020.2 1011.7 1007.4 ****** 1018.1 1023.1 ****** 1034.9 ****** DAY 25 18 28 5 20 3 23 ** 22 15 ** 7 1987 1030.8 1029.5 1025.4 1019.3 1018.5 ****** 1008.1 1008.0 1016.2 1030.8 1034.7 1037.5 ****** DAY 22 12 23 7 1 ** 29 8 26 29 30 2 1988 1036.0 1033.0 1022.5 1024.3 ****** 1011.5 1004.2 1007.9 1016.7 1023.8 1028.7 1033.2 ****** DAY 3 7 18 4 ** 1 23 26 25 3 16 30 1989 1033.0 1035.1 1024.1 1021.2 1020.1 1007.8 1004.8 1009.9 1022.6 1024.7 1025.3 1023.9 1035.1 DAY 31 4 1 1 2 3 20 20 24 25 8 19 1990 1032.6 1030.4 1029.1 1017.4 1017.7 1007.8 1006.4 1007.9 1014.2 1029.2 1029.9 1035.2 1035.2 DAY 27 1 10 1 16 1 16 4 26 19 23 28 1991 1033.6 1036.5 1026.3 1021.5 1015.4 1011.9 1005.3 1008.7 1021.6 1021.4 1027.1 1030.5 1036.5 DAY 13 15 13 16 9 24 1 23 29 14 24 18 1992 1035.4 1026.9 1032.2 1018.8 1022.1 1011.4 1006.6 1012.5 1016.8 1023.6 1027.9 1027.7 1035.4 DAY 10 17 13 4 3 2 15 31 2 18 5 29 1993 1032.6 1028.3 1026.7 1021.4 1021.1 1013.7 1007.2 1010.0 1015.9 1027.5 1028.3 1032.6 1032.6 DAY 7 9 17 1 10 23 28 7 23 9 23 7 1994 1031.5 1026.2 1024.3 1029.3 1016.0 1007.5 1004.0 1005.6 1022.2 1025.1 1021.7 1036.2 1036.2 DAY 10 18 18 6 8 1 14 18 23 10 3 8 1995 1030.0 1027.3 1025.1 1017.7 1018.8 1013.2 1001.8 1008.7 1015.1 1028.3 1030.4 1034.0 1034.0 DAY 8 26 6 1 27 2 29 25 23 18 28 11 1996 1034.3 1027.5 1020.0 1025.8 1017.7 1008.0 1010.7 1014.6 1015.5 1026.1 1036.1 1034.3 1036.1 DAY 11 28 29 5 3 14 4 30 25 20 19 7 1997 1029.3 1031.0 1027.4 1020.0 1020.4 1008.4 1004.3 1009.7 1016.4 1019.9 1032.1 1033.3 1033.3 DAY 24 8 12 14 7 8 9 27 19 9 8 29 1998 1028.4 1031.8 1023.4 1019.9 1020.8 1010.6 1005.2 1008.1 1016.3 1027.0 1025.6 1029.7 1031.8 DAY 23 23 1 12 4 7 23 25 13 10 21 30 1999 1036.0 1024.1 1024.8 1020.9 1014.8 1009.4 1005.9 1008.6 1018.5 1019.0 1027.4 1033.3 1036.0 DAY 3 1 19 1 12 10 19 19 30 27 30 1 2000 1030.2 1030.1 1025.6 1017.6 1012.3 1012.0 1007.6 1008.2 1013.5 1020.4 1033.3 1027.9 1033.3 DAY 31 11 1 3 6 14 26 20 26 6 18 18 2001 1035.6 1031.3 1027.4 1021.8 1009.2 1009.5 1007.1 1009.9 1018.7 1026.4 1027.0 1029.1 1035.6 DAY 30 10 12 2 20 3 30 14 22 11 21 18 2002 1028.6 1027.8 1031.0 1020.7 1013.1 1009.7 1008.4 1006.0 1015.0 1017.0 1028.8 1036.1 1036.1 DAY 26 6 11 1 15 25 3 30 30 24 19 4 2003 1030.4 1025.6 1032.0 1020.6 1024.4 1009.9 1002.8 1006.9 1019.1 1018.3 1032.3 1036.5 1036.5 DAY 22 13 3 19 2 7 5 31 27 16 24 13 1959-2003 1046.6 1047.2 1048.6 1035.3 1029.4 1026.1 1019.1 1024.4 1036.0 1040.4 1049.7 1052.3 1052.3 YEAR-DAY 62-20 84-19 85- 5 62-20 85-13 83- 2 62-31 62-27 62-26 61-28 62-23 72-27 72-27 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1004.6 1004.9 1008.0 1011.5 1013.3 1021.8 1021.7 1020.6 ****** DAY ** ** ** ** 30 7 15 8 2 2 24 23 1962 1023.9 1011.5 1007.0 1009.3 1011.0 1006.0 1009.5 1011.3 1016.9 1018.2 1024.9 1025.3 1006.0 DAY 9 21 29 6 11 10 14 3 17 11 10 25 1963 1027.0 1020.7 1014.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 30 26 6 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1011.8 ****** 1014.6 1014.0 1021.3 1023.5 1026.0 ****** DAY ** ** ** ** ** 21 ** 18 12 31 8 17 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1013.0 1012.9 1007.7 1003.3 1007.0 1010.0 1015.5 1024.3 1020.9 ****** DAY ** ** ** 24 30 23 29 5 9 5 16 12 1984 1025.4 1023.6 1014.5 1012.8 1005.4 1008.2 1006.2 1006.6 1014.5 1018.6 1022.8 1027.0 1005.4 DAY 30 14 15 26 30 22 16 9 1 20 16 15 1985 1025.8 1007.6 1010.2 1010.5 1012.3 998.6 997.5 1001.4 1003.9 1007.2 1015.6 1010.3 997.5 DAY 31 17 25 25 5 28 10 8 8 11 7 20 1986 1001.7 1008.6 1010.3 1007.1 1000.2 995.4 999.7 ****** 1008.8 1010.0 ****** 1008.1 ****** DAY 21 16 10 18 11 19 1 ** 7 6 ** 31 1987 1012.4 1006.0 1001.4 996.6 1006.0 ****** 995.0 998.8 1003.9 1007.4 1007.4 1011.1 ****** DAY 7 11 15 20 4 ** 4 25 7 9 8 31 1988 1012.6 1008.5 1002.5 1001.4 ****** 990.4 994.7 998.6 1002.3 1010.2 1012.3 1008.6 ****** DAY 20 4 5 16 ** 24 1 30 5 22 29 28 1989 1011.9 1008.9 1001.6 1006.5 1003.8 998.5 998.8 998.7 1000.1 1006.2 1012.0 1009.9 998.5 DAY 3 23 29 30 28 12 7 2 14 2 17 5 1990 1014.0 1003.1 1006.1 996.0 994.3 996.4 996.8 999.2 1002.6 1008.6 1009.8 1012.3 994.3 DAY 5 16 15 16 13 28 5 9 2 3 2 26 1991 1007.1 1008.5 1005.6 1001.7 995.4 995.2 994.9 997.4 1003.3 1010.3 1011.8 1010.1 994.9 DAY 26 5 7 11 23 13 9 12 4 5 6 26 1992 1006.3 1005.3 1000.8 1002.9 1003.9 995.3 997.3 998.9 1006.3 1009.9 1011.3 1011.9 995.3 DAY 3 25 31 19 20 27 27 2 19 6 26 20 1993 1015.4 1010.8 1003.2 1003.1 1002.3 998.4 999.3 1000.5 1004.1 1007.7 1008.0 1014.9 998.4 DAY 9 5 22 21 24 19 4 13 8 2 14 5 1994 1008.8 1010.2 1004.2 1000.3 1001.5 994.2 994.6 994.5 1003.4 1008.9 1007.2 1002.1 994.2 DAY 17 9 13 27 2 23 21 2 1 3 26 4 1995 1014.8 1006.6 1000.9 1002.8 1002.7 994.8 991.0 996.7 1001.0 1004.2 1003.5 1016.8 991.0 DAY 13 9 27 25 8 23 17 4 21 13 26 5 1996 1011.8 1009.1 1004.3 1005.0 1004.1 996.1 998.0 999.1 999.0 1005.4 1013.8 1015.5 996.1 DAY 7 11 27 14 30 7 29 7 20 15 10 30 1997 1007.6 1005.6 1000.1 1000.2 997.6 996.3 993.9 996.9 1000.7 1008.1 1014.0 1008.8 993.9 DAY 18 1 30 11 5 24 17 1 3 1 13 11 1998 1003.2 1006.4 1003.1 1000.6 999.1 1000.6 991.7 1000.7 999.7 1003.3 1013.2 1015.6 991.7 DAY 14 14 19 21 30 29 6 13 7 3 2 2 1999 1009.2 1002.2 1005.7 1001.5 994.1 990.6 997.3 996.8 1001.4 1010.0 1010.2 1014.5 990.6 DAY 19 21 13 9 21 26 11 7 17 19 2 16 2000 1008.6 1006.4 1001.7 1002.4 997.2 994.7 997.8 997.0 998.3 1008.4 1012.4 1007.4 994.7 DAY 21 8 25 23 28 25 12 29 2 1 6 16 2001 1015.0 1002.0 997.5 1000.6 995.9 996.2 993.5 997.5 997.1 1008.6 1005.4 1014.7 993.5 DAY 20 22 26 13 31 8 19 28 1 2 19 6 2002 1010.4 1008.0 1000.5 996.4 999.6 988.7 996.4 995.1 1005.6 1009.6 1010.4 1006.6 988.7 DAY 8 27 29 4 31 21 26 9 18 13 13 22 2003 1006.1 1005.6 1000.3 1004.0 1001.1 997.6 993.7 993.7 1001.4 1006.9 1007.7 1011.2 993.7 DAY 29 27 27 28 24 30 31 1 11 6 2 7 1959-2003 1001.7 1002.0 997.5 996.0 994.1 988.7 991.0 993.7 997.1 1003.3 1003.5 1002.1 988.7 YEAR-DAY 86-21 1-22 1-26 90-16 99-21 2-21 95-17 3- 1 1- 1 98- 3 95-26 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 67 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 867.7 863.6 865.9 867.1 864.7 864.2 861.1 861.8 864.1 868.3 868.1 868.5 865.4 1960 ****** 868.0 864.9 866.1 866.8 863.5 861.1 861.4 866.6 869.6 868.9 870.1 ****** 1961 869.6 867.7 865.7 866.2 865.4 864.0 861.5 863.9 865.0 870.4 869.8 867.2 866.3 1962 867.2 865.3 864.0 863.6 864.8 863.2 861.3 863.9 866.5 869.0 871.4 868.2 865.7 1963 868.0 866.5 862.4 862.9 861.8 862.8 861.2 862.6 866.6 869.2 867.5 867.0 864.9 1964 866.4 864.4 863.7 861.1 863.7 861.2 859.8 859.1 864.5 869.2 868.5 869.5 864.3 1965 864.3 863.1 865.0 862.0 864.8 862.5 860.5 863.8 866.2 867.0 868.3 866.7 864.5 1966 867.9 864.1 862.4 863.1 865.0 861.9 860.1 861.4 865.2 868.0 872.1 866.3 864.8 1967 867.4 863.2 861.4 862.4 864.3 861.9 859.5 861.0 863.9 868.5 867.3 865.7 863.9 1968 863.4 865.5 863.7 864.6 865.3 861.6 861.4 861.4 865.4 868.3 869.4 865.9 864.7 1969 865.7 866.0 863.7 864.4 864.0 861.6 860.3 862.8 865.8 867.2 868.8 867.5 864.8 1970 865.5 865.5 865.2 866.4 863.8 862.3 860.5 860.7 864.8 867.7 869.8 867.6 865.0 1971 868.8 862.7 866.0 863.5 864.1 860.0 860.7 862.2 866.5 869.2 869.3 866.2 864.9 1972 866.8 867.1 864.9 865.0 862.9 862.8 861.4 864.2 866.7 869.5 869.0 868.7 865.7 1973 867.7 864.6 864.9 863.1 863.2 861.0 859.6 862.7 866.3 869.2 868.3 868.7 865.0 1974 865.3 866.5 867.4 862.0 864.1 861.6 860.6 862.2 865.5 869.3 870.1 867.1 865.1 1975 867.4 864.4 864.1 865.7 864.3 861.8 860.5 861.6 865.5 867.4 869.2 868.1 865.0 1976 865.0 864.4 863.9 864.3 864.0 863.2 859.3 861.6 865.5 866.7 870.7 868.7 864.8 1977 865.6 868.2 867.8 863.2 864.4 861.2 859.1 862.2 866.7 868.0 867.8 867.2 865.1 1978 867.0 865.7 864.2 862.2 862.6 860.9 861.1 861.7 865.0 869.2 868.8 867.8 864.7 1979 867.6 864.6 864.8 865.2 866.2 864.6 862.3 863.1 868.3 869.4 871.2 867.3 866.2 1980 865.9 865.3 864.4 864.3 864.9 863.1 862.2 863.1 866.3 867.5 868.9 867.2 865.3 1981 867.0 864.9 864.1 863.6 864.4 863.4 861.6 863.4 867.9 870.0 868.0 867.9 865.5 1982 865.9 863.8 863.6 865.6 867.7 863.8 861.5 862.7 867.6 868.2 868.4 868.4 865.6 1983 866.7 865.3 864.7 864.5 864.6 864.0 861.5 861.9 865.4 869.1 870.5 868.9 865.6 1984 866.9 868.6 864.8 863.9 863.4 862.4 861.2 861.0 867.0 870.0 868.7 869.5 865.6 1985 866.5 861.4 866.7 864.0 865.1 861.0 852.2 854.7 856.7 858.4 859.8 857.1 860.3 1986 856.9 854.9 855.6 856.0 855.5 851.8 853.6 854.9 858.3 860.1 858.7 857.6 856.2 1987 858.6 857.0 852.0 855.5 856.3 854.6 853.7 853.5 857.0 859.9 859.7 858.3 856.3 1988 855.7 855.2 852.5 855.3 854.6 852.3 850.8 852.7 856.1 859.1 858.8 856.3 855.0 1989 855.2 856.7 853.3 856.7 856.4 853.5 853.2 853.7 855.3 859.3 859.0 856.6 855.7 1990 856.0 853.8 857.0 853.5 854.8 852.5 852.1 853.9 855.5 858.8 859.6 857.4 855.4 1991 856.1 856.3 854.6 855.0 852.4 853.0 851.7 852.7 856.9 859.2 859.6 855.7 855.3 1992 855.1 852.6 854.2 853.6 855.4 852.8 852.3 854.6 857.0 858.4 859.2 856.8 855.2 1993 856.8 855.9 854.9 854.8 855.1 853.4 852.8 854.9 856.1 861.3 858.3 859.1 856.1 1994 856.3 853.6 855.1 855.9 855.1 851.4 850.6 852.3 858.5 860.0 857.5 857.6 855.3 1995 857.6 855.3 855.0 854.3 856.2 852.6 850.0 852.8 855.3 858.5 857.6 858.9 855.3 1996 857.5 854.7 853.1 855.2 855.9 853.3 853.1 853.9 854.3 858.1 860.5 859.4 855.7 1997 855.6 854.9 852.2 853.6 855.9 852.5 850.6 853.0 856.7 858.1 859.0 856.7 854.9 1998 854.2 854.6 853.6 854.4 855.4 854.9 851.5 854.3 855.9 858.7 859.4 860.2 855.6 1999 856.1 855.0 853.5 855.0 854.7 852.5 851.2 852.9 854.8 857.6 857.3 860.2 855.1 2000 854.9 854.7 854.2 854.6 853.3 852.4 852.6 853.4 855.1 858.5 859.3 857.5 855.0 2001 857.1 855.0 854.9 854.5 853.2 851.7 851.8 854.1 855.9 857.8 857.6 858.8 855.2 2002 856.4 855.4 855.0 852.9 853.8 852.2 853.0 852.5 856.9 858.7 859.1 856.6 855.2 2003 856.2 853.1 854.0 855.2 855.8 852.7 850.5 853.6 855.5 857.5 858.4 858.3 855.1 MEAN 862.4 861.1 860.4 860.4 860.7 858.6 857.1 858.6 861.8 864.5 864.8 863.6 861.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 68 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 871.5 869.0 872.0 873.0 868.8 868.5 863.8 864.5 868.1 876.0 872.8 875.0 876.0 DAY 6 23 21 9 7 22 16 30 25 20 3 6 1960 ****** 873.8 871.7 878.8 871.5 868.0 867.0 864.8 869.6 874.0 874.0 875.4 ****** DAY ** 15 22 8 6 3 17 15 25 31 27 6 1961 876.4 874.6 875.2 870.6 871.6 868.0 865.0 867.8 870.0 875.2 875.5 876.0 876.4 DAY 10 22 4 27 15 11 24 10 25 25 1 4 1962 873.8 873.0 870.8 870.2 869.2 867.8 865.4 870.0 873.8 874.6 879.8 873.2 879.8 DAY 13 12 6 20 17 2 31 26 25 27 23 22 1963 871.1 872.7 867.7 869.0 865.7 867.7 865.3 865.4 874.2 871.4 873.0 872.3 874.2 DAY 28 5 23 3 9 2 29 5 25 19 3 27 1964 872.7 870.7 868.8 870.3 867.4 868.0 863.9 862.3 870.8 873.5 874.9 874.1 874.9 DAY 30 28 19 25 17 3 22 26 29 30 2 1 1965 872.4 869.6 870.7 867.3 872.4 867.6 863.0 867.7 870.2 872.8 872.1 871.8 872.8 DAY 13 1 17 25 21 3 15 9 20 29 28 4 1966 873.3 869.1 868.4 869.7 868.6 867.4 865.6 864.1 869.0 874.1 877.2 872.5 877.2 DAY 1 26 3 27 21 3 11 17 16 10 23 7 1967 873.3 871.3 870.7 869.4 869.9 867.0 865.1 865.1 867.4 874.2 871.3 871.6 874.2 DAY 7 28 1 13 10 8 15 16 13 15 10 16 1968 869.6 869.4 873.1 872.2 870.1 868.2 865.0 866.6 869.2 873.4 873.6 872.4 873.6 DAY 12 7 27 1 8 2 15 30 19 17 24 23 1969 872.2 871.9 869.5 869.7 870.2 867.9 862.2 867.9 873.5 871.3 874.6 871.4 874.6 DAY 9 3 12 23 12 2 1 31 14 10 23 12 1970 873.2 871.0 870.9 870.1 869.2 867.6 864.2 865.5 869.4 874.1 877.5 874.2 877.5 DAY 3 16 26 13 23 12 9 30 18 12 15 16 1971 876.8 869.4 871.5 870.0 868.3 863.5 862.7 866.1 870.1 875.3 875.9 872.1 876.8 DAY 4 4 17 21 2 18 26 21 11 11 20 11 1972 875.6 872.3 872.6 870.0 871.7 868.4 864.7 867.2 871.6 875.4 873.6 875.4 875.6 DAY 5 25 16 16 25 2 24 9 17 26 12 28 1973 877.0 871.4 872.3 869.2 871.9 867.4 863.4 865.5 872.3 873.3 873.8 877.8 877.8 DAY 26 7 10 11 8 3 23 21 29 23 12 27 1974 874.4 872.0 872.8 867.1 868.5 865.1 864.3 865.4 868.9 873.7 877.8 872.6 877.8 DAY 5 4 10 26 10 1 30 26 7 14 18 3 1975 878.1 870.6 870.1 871.6 869.3 865.5 863.3 867.2 872.2 872.7 874.1 874.3 878.1 DAY 15 18 31 5 20 17 29 18 19 20 7 25 1976 870.0 873.2 869.9 869.4 866.9 866.1 862.8 863.6 870.0 873.3 876.7 874.9 876.7 DAY 27 21 5 4 2 21 7 27 11 31 12 16 1977 872.5 873.3 877.8 867.3 868.7 866.2 862.5 866.1 871.0 873.0 872.9 874.4 877.8 DAY 5 16 10 30 29 6 20 23 30 24 8 13 1978 873.0 870.8 869.1 867.7 867.8 868.4 866.2 865.5 869.7 874.0 876.5 876.9 876.9 DAY 13 7 20 12 3 9 8 29 28 11 6 24 1979 876.5 869.4 870.5 871.1 873.1 870.6 866.1 869.6 872.0 874.9 877.3 873.6 877.3 DAY 18 14 7 25 28 11 21 29 24 9 13 23 1980 870.9 871.3 870.2 871.6 869.4 869.9 867.0 868.4 872.1 871.1 874.9 872.6 874.9 DAY 10 22 25 21 26 2 18 31 26 7 3 17 1981 874.5 870.5 871.5 870.2 872.0 868.5 866.3 866.5 871.9 874.5 873.5 873.1 874.5 DAY 9 5 6 20 22 10 30 3 27 25 16 12 1982 873.1 871.8 870.8 873.6 873.8 869.4 865.6 866.4 871.9 873.6 874.8 874.7 874.8 DAY 19 11 16 4 12 7 8 16 20 26 18 10 1983 876.5 872.1 870.7 869.9 870.2 870.4 866.0 864.5 869.2 874.8 877.0 876.4 877.0 DAY 8 11 15 30 16 1 1 8 20 29 26 4 1984 875.2 875.7 871.5 869.5 868.2 866.3 863.5 863.6 870.2 876.3 876.3 875.5 876.3 DAY 5 23 29 14 17 5 4 30 22 22 27 16 1985 870.6 868.4 876.7 872.3 871.9 866.5 854.9 858.3 862.6 862.4 865.4 862.4 876.7 DAY 28 12 6 17 13 6 4 31 22 6 1 9 1986 862.4 860.8 861.4 862.2 861.5 857.0 856.6 857.4 862.9 865.2 864.0 867.2 867.2 DAY 29 22 28 5 19 2 3 24 22 15 16 7 1987 864.4 863.9 860.1 860.2 861.6 857.6 856.4 857.8 861.3 865.1 866.0 867.3 867.3 DAY 20 1 23 30 1 28 12 8 24 29 30 2 1988 866.0 862.3 859.7 862.3 859.2 857.8 853.6 857.5 860.9 864.0 865.0 862.7 866.0 DAY 3 7 17 9 5 1 23 21 14 17 6 30 1989 863.2 862.4 858.3 860.7 860.0 856.4 857.2 856.7 863.2 864.7 862.7 859.7 864.7 DAY 22 8 1 9 22 3 10 19 23 27 8 1 1990 862.0 861.3 865.0 859.1 860.5 855.7 855.6 856.2 858.7 866.1 865.7 862.5 866.1 DAY 27 8 10 25 16 5 15 29 28 19 23 5 1991 862.8 864.8 859.4 859.7 856.7 857.6 854.9 855.4 860.8 862.0 863.0 862.0 864.8 DAY 13 15 13 15 9 17 1 22 17 21 14 7 1992 863.9 857.6 861.8 857.2 860.2 857.1 855.8 859.0 860.2 863.2 865.9 861.1 865.9 DAY 10 17 13 26 29 7 6 31 2 30 4 1 1993 863.7 861.9 861.5 861.6 860.2 860.0 856.9 857.8 861.7 866.1 862.6 863.6 866.1 DAY 6 9 17 1 10 23 28 31 23 17 21 27 1994 864.7 860.9 860.6 862.9 859.0 855.0 853.4 855.5 864.9 863.2 862.3 863.9 864.9 DAY 10 18 18 6 19 9 14 16 23 10 3 8 1995 862.3 860.1 860.6 858.0 860.6 857.4 853.5 857.5 859.7 865.4 864.0 863.9 865.4 DAY 8 1 3 1 27 1 4 25 13 27 16 11 1996 863.5 858.3 857.2 859.6 859.4 856.0 859.1 860.0 861.2 865.4 867.9 865.3 867.9 DAY 10 24 12 5 7 12 4 30 25 2 19 8 1997 862.0 860.6 863.5 858.6 860.9 857.0 854.1 855.8 861.1 862.9 866.8 863.7 866.8 DAY 24 8 11 14 12 8 9 17 19 9 8 29 1998 861.4 863.3 860.2 862.6 861.5 859.3 855.0 857.7 860.6 864.4 865.9 865.0 865.9 DAY 4 23 27 12 9 5 15 25 13 10 21 10 1999 863.3 861.4 859.7 860.0 859.6 857.3 854.8 857.3 859.4 860.1 862.7 865.7 865.7 DAY 2 12 31 1 27 17 19 20 30 14 14 6 2000 862.0 860.6 860.4 858.8 858.8 856.8 856.3 857.3 859.0 862.2 867.0 862.0 867.0 DAY 31 11 27 3 5 3 31 23 29 16 17 4 2001 859.9 864.3 863.8 861.3 856.5 857.6 855.4 858.4 861.5 863.5 861.7 864.0 864.3 DAY 17 10 2 2 15 2 29 5 22 11 5 18 2002 861.4 861.6 865.0 860.4 858.4 857.2 857.4 856.6 861.0 862.6 864.8 864.9 865.0 DAY 25 19 11 1 24 25 3 31 21 11 18 4 2003 861.1 859.4 863.0 859.4 861.6 855.9 854.6 855.9 861.4 860.8 865.6 864.0 865.6 DAY 11 13 3 8 2 7 4 4 27 16 26 12 1959-2003 878.1 875.7 877.8 878.8 873.8 870.6 867.0 870.0 874.2 876.3 879.8 877.8 879.8 YEAR-DAY 75-15 84-23 77-10 60- 8 82-12 79-11 60-17 62-26 63-25 84-22 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 69 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 858.8 856.2 854.0 860.6 859.2 857.0 858.5 858.0 860.2 863.0 860.8 863.6 854.0 DAY 23 17 1 19 20 28 3 3 12 15 26 10 1960 ****** 863.5 856.3 861.4 860.5 858.3 857.5 857.8 863.0 863.8 859.0 862.0 ****** DAY ** 29 12 11 31 21 3 12 2 9 20 30 1961 862.6 861.2 857.0 860.2 854.9 856.4 858.8 861.0 861.3 865.3 863.0 857.6 854.9 DAY 22 14 9 2 30 6 12 7 11 1 24 23 1962 861.5 855.9 854.0 855.1 859.2 856.2 858.7 860.0 862.4 862.0 866.8 861.8 854.0 DAY 9 21 29 6 11 10 14 3 12 10 10 25 1963 865.9 860.7 857.1 856.6 856.0 859.0 859.0 859.5 861.5 866.4 862.6 857.9 856.0 DAY 4 14 6 16 11 16 5 13 4 1 13 11 1964 850.6 859.1 857.5 851.9 858.2 854.7 856.5 856.0 860.2 862.1 855.6 862.0 850.6 DAY 19 11 4 9 1 29 31 11 12 3 27 18 1965 852.7 854.9 856.0 853.0 859.7 857.7 855.8 860.2 863.2 855.6 863.1 861.3 852.7 DAY 14 23 24 4 3 19 12 1 18 26 10 21 1966 864.0 858.0 847.5 856.5 860.9 855.5 856.4 857.3 861.3 861.9 866.4 859.0 847.5 DAY 14 10 20 14 27 27 17 5 8 15 16 12 1967 857.1 856.1 850.5 852.7 859.2 857.1 853.8 857.1 858.4 861.8 864.2 855.6 850.5 DAY 22 15 24 27 19 21 10 6 19 2 20 24 1968 855.4 858.8 858.5 855.8 861.1 856.6 856.2 857.7 861.4 861.8 861.9 859.7 855.4 DAY 23 3 19 24 18 24 4 2 7 26 19 28 1969 852.2 859.7 856.1 857.2 857.8 857.5 857.3 857.7 860.5 859.3 863.8 861.7 852.2 DAY 25 9 21 18 2 17 23 8 11 29 9 14 1970 855.1 857.6 860.6 856.1 859.4 859.5 857.6 857.5 859.3 860.4 865.0 859.1 855.1 DAY 23 23 24 20 21 10 1 7 6 9 30 15 1971 857.1 853.0 857.6 856.5 860.1 853.7 856.7 859.0 862.3 862.9 864.1 857.1 853.0 DAY 14 14 21 26 30 6 23 9 2 1 5 20 1972 860.1 860.8 860.2 857.7 852.9 855.7 858.2 855.0 861.8 866.2 864.4 861.7 852.9 DAY 23 20 3 25 3 24 7 1 12 17 8 17 1973 854.5 850.8 855.8 859.1 858.6 853.5 855.9 859.6 862.2 866.3 863.6 861.0 850.8 DAY 16 23 7 9 19 16 11 1 2 18 19 7 1974 846.3 862.1 860.2 856.4 859.6 858.3 856.0 858.3 859.0 866.3 864.0 859.1 846.3 DAY 25 19 25 29 28 3 21 16 4 30 27 27 1975 860.4 855.1 853.9 858.5 860.0 858.7 857.7 856.1 858.7 861.2 857.4 861.6 853.9 DAY 28 11 3 25 15 30 1 14 10 4 29 24 1976 859.1 855.0 856.6 860.4 860.0 859.8 856.6 859.0 861.9 861.9 858.0 861.0 855.0 DAY 7 11 22 22 28 6 20 31 19 18 29 11 1977 858.3 859.8 862.8 856.1 859.6 855.1 855.3 856.0 862.9 862.5 859.8 861.5 855.1 DAY 9 7 27 8 18 24 2 18 16 26 18 24 1978 859.3 857.0 857.9 858.2 853.4 850.7 855.4 858.9 860.0 861.8 863.0 860.1 850.7 DAY 22 12 25 19 30 22 2 14 2 1 1 17 1979 860.4 856.5 856.0 859.9 858.7 857.6 858.3 858.3 863.9 864.0 860.4 859.9 856.0 DAY 12 12 28 17 17 23 6 14 6 27 30 16 1980 861.3 855.3 853.5 857.9 860.4 856.3 859.4 860.0 862.0 863.7 862.4 859.7 853.5 DAY 18 12 3 27 10 17 3 7 14 5 25 12 1981 859.4 858.1 854.4 851.9 857.6 857.8 858.2 860.5 864.4 863.5 859.4 863.8 851.9 DAY 4 3 28 2 13 5 6 13 22 17 23 19 1982 855.0 857.9 857.8 859.2 861.6 860.0 854.9 854.8 863.5 863.7 862.8 860.5 854.8 DAY 29 1 3 19 24 26 31 1 14 21 14 8 1983 855.4 857.0 856.2 859.8 860.4 859.5 856.8 858.4 861.0 862.3 865.3 859.8 855.4 DAY 25 28 7 11 3 22 27 4 9 5 12 12 1984 860.4 860.1 854.9 858.7 856.7 857.7 858.2 858.6 863.1 861.7 862.0 862.1 854.9 DAY 17 8 15 26 30 21 16 8 8 18 16 7 1985 861.6 851.8 855.7 859.1 860.0 851.1 849.0 851.5 852.5 851.8 856.6 849.0 849.0 DAY 3 17 25 25 5 30 20 8 7 11 11 19 1986 843.7 844.4 848.9 851.4 849.4 847.3 850.7 852.1 854.9 856.6 852.5 846.4 843.7 DAY 21 16 9 11 11 19 20 6 5 1 8 31 1987 851.0 849.6 844.6 847.1 851.5 850.8 849.0 850.2 854.0 852.8 853.8 848.9 844.6 DAY 3 11 14 5 23 13 4 25 6 9 8 31 1988 848.3 850.7 846.3 848.4 849.4 845.3 847.2 849.6 852.8 854.0 853.0 847.7 845.3 DAY 29 4 5 1 1 24 8 30 5 31 29 27 1989 847.8 845.8 844.0 851.9 853.0 850.1 850.9 848.0 850.3 852.6 854.6 851.6 844.0 DAY 5 23 30 30 7 1 31 2 13 2 20 5 1990 851.0 842.8 850.8 844.6 845.3 849.1 848.3 850.6 852.7 855.7 852.5 849.0 842.8 DAY 2 16 25 16 13 27 5 8 19 3 1 26 1991 845.9 849.9 843.8 848.0 843.3 847.3 846.9 849.2 852.8 855.9 855.0 847.2 843.3 DAY 26 5 7 5 23 13 14 12 3 5 5 26 1992 846.6 846.9 845.3 847.5 851.7 847.1 849.2 850.5 853.2 855.4 850.9 852.0 845.3 DAY 3 11 31 19 10 27 19 1 18 6 26 20 1993 848.7 849.5 844.5 849.1 852.3 849.8 850.4 851.1 852.9 855.8 850.0 851.7 844.5 DAY 9 5 22 13 14 4 13 13 14 2 14 5 1994 847.2 847.3 846.6 847.5 849.1 847.6 847.0 847.9 852.4 856.3 847.1 845.8 845.8 DAY 17 9 13 3 2 30 21 2 1 3 26 4 1995 853.5 848.5 845.1 846.4 851.2 847.3 845.8 850.0 852.1 851.7 844.6 855.0 844.6 DAY 1 24 27 25 15 23 1 3 21 13 26 6 1996 851.5 848.4 848.3 848.9 851.9 849.0 850.3 849.6 849.0 852.0 854.8 852.8 848.3 DAY 20 6 26 11 30 6 7 8 19 31 29 25 1997 846.5 844.6 844.5 846.2 846.5 848.1 846.7 849.7 851.1 855.2 854.8 850.5 844.5 DAY 18 1 30 10 5 24 16 5 2 24 14 10 1998 843.1 843.7 845.8 848.2 846.6 852.0 845.2 851.2 852.3 853.3 855.5 853.3 843.1 DAY 14 16 2 24 30 24 6 13 3 2 17 21 1999 848.4 845.6 847.7 846.5 846.6 844.0 848.8 849.0 851.5 854.3 853.2 853.8 844.0 DAY 19 21 3 9 21 26 12 7 16 25 28 16 2000 845.8 846.3 848.3 851.7 849.1 847.0 849.2 849.7 848.8 854.7 852.0 846.8 845.8 DAY 21 8 3 23 28 25 9 4 1 1 7 16 2001 852.2 844.3 845.0 847.0 848.0 847.1 846.6 849.6 849.3 853.6 850.2 854.0 844.3 DAY 20 22 26 13 9 18 19 27 1 31 19 6 2002 850.4 849.5 847.1 841.9 849.6 843.7 849.1 848.5 853.2 855.2 852.6 846.6 841.9 DAY 22 27 23 4 5 21 25 9 18 29 13 22 2003 844.6 845.6 846.3 850.4 850.9 848.6 847.1 848.4 850.4 853.6 853.2 852.3 844.6 DAY 29 19 27 18 24 30 1 1 7 27 15 7 1959-2003 843.1 842.8 843.8 841.9 843.3 843.7 845.2 847.9 848.8 851.7 844.6 845.8 841.9 YEAR-DAY 98-14 90-16 91- 7 2- 4 91-23 2-21 98- 6 94- 2 0- 1 95-13 95-26 94- 4 2- 4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 70 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1032.6 1027.9 1030.5 1031.9 1029.2 1028.6 1025.0 1025.7 1028.4 1033.3 1033.0 1033.5 1030.0 1960 ****** 1033.0 1029.3 1030.8 1031.5 1027.8 1025.0 1025.3 1031.3 1034.8 1034.0 1035.3 ****** 1961 1034.7 1032.5 1030.3 1030.8 1029.9 1028.3 1025.4 1028.2 1029.4 1035.7 1035.0 1032.0 1031.0 1962 1032.0 1029.8 1028.4 1027.9 1029.3 1027.4 1025.2 1028.2 1031.2 1034.1 1036.9 1033.2 1030.3 1963 1033.0 1031.2 1026.5 1027.1 1025.7 1027.0 1025.1 1026.7 1031.3 1034.3 1032.4 1031.7 1029.3 1964 1031.1 1028.8 1028.0 1025.0 1027.9 1025.1 1023.5 1022.7 1028.9 1034.3 1033.5 1034.6 1028.6 1965 1028.7 1027.3 1029.5 1026.0 1029.3 1026.6 1024.3 1028.1 1030.9 1031.8 1033.3 1031.5 1028.9 1966 1032.8 1028.5 1026.4 1027.3 1029.5 1025.9 1023.9 1025.3 1029.7 1032.9 1037.6 1031.0 1029.2 1967 1032.2 1027.4 1025.3 1026.5 1028.7 1025.9 1023.1 1024.8 1028.2 1033.5 1032.1 1030.3 1028.2 1968 1027.7 1030.1 1028.0 1029.0 1029.9 1025.5 1025.3 1025.4 1029.9 1033.2 1034.5 1030.5 1029.1 1969 1030.2 1030.6 1027.9 1028.8 1028.3 1025.6 1024.0 1027.0 1030.4 1031.9 1033.9 1032.3 1029.2 1970 1030.1 1030.0 1029.7 1031.1 1028.1 1026.3 1024.3 1024.6 1029.2 1032.6 1035.0 1032.4 1029.5 1971 1033.9 1026.9 1030.7 1027.7 1028.5 1023.7 1024.5 1026.3 1031.2 1034.3 1034.4 1030.9 1029.4 1972 1031.6 1031.9 1029.4 1029.4 1027.1 1026.9 1025.3 1028.5 1031.4 1034.6 1034.0 1033.7 1030.3 1973 1032.5 1029.0 1029.4 1027.3 1027.5 1024.9 1023.2 1026.8 1031.0 1034.3 1033.3 1033.7 1029.4 1974 1029.8 1031.2 1032.3 1026.0 1028.4 1025.6 1024.3 1026.2 1030.1 1034.5 1035.4 1031.9 1029.6 1975 1032.2 1028.8 1028.4 1030.2 1028.7 1025.8 1024.3 1025.6 1030.0 1032.2 1034.3 1033.0 1029.5 1976 1029.5 1028.7 1028.2 1028.7 1028.3 1027.4 1022.9 1025.5 1030.0 1031.5 1036.1 1033.7 1029.2 1977 1030.1 1033.2 1032.7 1027.4 1028.8 1025.0 1022.6 1026.2 1031.4 1032.9 1032.7 1032.0 1029.6 1978 1031.7 1030.3 1028.5 1026.3 1026.7 1024.7 1024.9 1025.7 1029.5 1034.3 1033.8 1032.7 1029.1 1979 1032.5 1029.0 1029.3 1029.7 1030.8 1029.0 1026.4 1027.3 1033.3 1034.5 1036.6 1032.1 1030.9 1980 1030.5 1029.8 1028.8 1028.7 1029.4 1027.3 1026.2 1027.2 1031.0 1032.3 1033.9 1032.0 1029.8 1981 1031.8 1029.4 1028.4 1027.9 1028.7 1027.6 1025.6 1027.7 1032.8 1035.2 1033.0 1032.9 1030.1 1982 1030.5 1028.1 1027.9 1030.1 1032.6 1028.1 1025.5 1026.8 1032.5 1033.2 1033.4 1033.4 1030.2 1983 1031.4 1029.8 1029.1 1028.9 1029.0 1028.3 1025.5 1025.9 1029.9 1034.1 1035.8 1034.0 1030.1 1984 1031.6 1033.7 1029.2 1028.2 1027.7 1026.5 1025.0 1024.8 1031.8 1035.2 1033.8 1034.6 1030.2 1985 1031.2 1025.4 1031.5 1028.3 1029.6 1024.9 1014.8 1017.6 1019.9 1021.9 1023.5 1020.3 1024.1 1986 1020.2 1017.9 1018.6 1019.1 1018.6 1014.3 1016.4 1017.9 1021.7 1023.9 1022.2 1021.0 1019.3 1987 1022.1 1020.2 1014.5 1018.5 1019.4 1017.5 1016.5 1016.2 1020.2 1023.6 1023.4 1021.8 1019.5 1988 1018.7 1018.2 1015.0 1018.3 1017.5 1014.9 1013.2 1015.3 1019.3 1022.7 1022.4 1019.5 1017.9 1989 1018.2 1019.9 1016.0 1019.9 1019.6 1016.3 1015.9 1016.4 1018.3 1022.9 1022.6 1019.8 1018.8 1990 1019.1 1016.6 1020.2 1016.2 1017.8 1015.1 1014.6 1016.7 1018.5 1022.4 1023.3 1020.7 1018.4 1991 1019.3 1019.5 1017.5 1018.0 1015.0 1015.6 1014.1 1015.3 1020.1 1022.8 1023.2 1018.8 1018.3 1992 1018.1 1015.2 1017.1 1016.3 1018.4 1015.4 1014.8 1017.5 1020.3 1021.9 1022.8 1020.1 1018.2 1993 1020.0 1019.0 1017.9 1017.7 1018.0 1016.1 1015.5 1017.8 1019.2 1025.2 1021.7 1022.6 1019.2 1994 1019.5 1016.4 1018.1 1019.0 1018.0 1013.8 1012.8 1014.9 1022.0 1023.7 1020.8 1021.0 1018.3 1995 1021.0 1018.3 1017.9 1017.1 1019.3 1015.2 1012.2 1015.4 1018.3 1022.0 1021.0 1022.4 1018.3 1996 1020.9 1017.6 1015.8 1018.1 1018.9 1016.0 1015.8 1016.6 1017.1 1021.6 1024.3 1023.0 1018.8 1997 1018.7 1017.8 1014.7 1016.4 1018.9 1015.1 1012.9 1015.6 1020.0 1021.5 1022.5 1019.9 1017.8 1998 1017.0 1017.5 1016.4 1017.3 1018.4 1017.8 1013.9 1017.2 1019.0 1022.3 1023.0 1024.0 1018.6 1999 1019.3 1018.0 1016.2 1017.9 1017.6 1015.0 1013.6 1015.5 1017.8 1020.9 1020.6 1023.9 1018.0 2000 1017.8 1017.6 1017.0 1017.5 1015.9 1015.0 1015.2 1016.1 1018.1 1022.0 1022.9 1020.8 1018.0 2001 1020.3 1017.9 1017.8 1017.3 1015.9 1014.1 1014.2 1016.9 1019.0 1021.1 1020.9 1022.4 1018.2 2002 1019.6 1018.4 1017.9 1015.5 1016.6 1014.7 1015.7 1015.1 1020.2 1022.2 1022.7 1019.8 1018.2 2003 1019.4 1015.7 1016.8 1018.2 1018.9 1015.3 1012.8 1016.3 1018.5 1020.8 1021.9 1021.8 1018.0 MEAN 1026.5 1025.0 1024.2 1024.1 1024.5 1022.1 1020.3 1022.1 1025.8 1028.9 1029.3 1027.8 1025.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 71 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1037.0 1034.1 1037.5 1038.7 1033.8 1033.5 1028.1 1028.9 1033.0 1042.1 1038.5 1041.0 1042.1 DAY 6 23 21 9 7 22 16 30 25 20 3 6 1960 ****** 1039.6 1037.2 1045.4 1037.0 1032.9 1031.8 1029.2 1034.8 1039.8 1039.8 1041.4 ****** DAY ** 15 22 8 6 3 17 15 25 31 27 6 1961 1042.6 1040.5 1041.2 1035.9 1037.1 1032.9 1029.5 1032.7 1035.2 1041.2 1041.6 1042.1 1042.6 DAY 10 22 4 27 15 11 24 10 25 25 1 4 1962 1039.6 1038.7 1036.1 1035.5 1034.3 1032.7 1029.9 1035.2 1039.6 1040.5 1046.5 1038.9 1046.5 DAY 13 12 6 20 17 2 31 26 25 27 23 22 1963 1036.5 1038.3 1032.6 1034.1 1030.3 1032.6 1029.8 1029.9 1040.1 1036.8 1038.7 1037.9 1040.1 DAY 28 5 23 3 9 2 29 5 25 19 3 27 1964 1038.3 1036.0 1033.8 1035.6 1032.2 1032.9 1028.2 1026.4 1036.1 1039.3 1040.9 1040.0 1040.9 DAY 30 28 19 25 17 3 22 26 29 30 2 1 1965 1038.0 1034.8 1036.0 1032.1 1038.0 1032.5 1027.2 1032.6 1035.5 1038.5 1037.6 1037.3 1038.5 DAY 13 1 17 25 21 3 15 9 20 29 28 4 1966 1039.0 1034.2 1033.4 1034.9 1033.6 1032.2 1030.2 1028.4 1034.1 1040.0 1043.5 1038.1 1043.5 DAY 1 26 3 27 21 3 11 17 16 10 23 7 1967 1039.0 1036.7 1036.0 1034.5 1035.1 1031.8 1029.6 1029.6 1032.2 1040.1 1036.7 1037.1 1040.1 DAY 7 28 1 13 10 8 15 16 13 15 10 16 1968 1034.8 1034.5 1038.8 1037.8 1035.3 1033.2 1029.5 1031.3 1034.3 1039.1 1039.4 1038.0 1039.4 DAY 12 7 27 1 8 2 15 30 19 17 24 23 1969 1037.8 1037.4 1034.7 1034.9 1035.5 1032.8 1026.2 1032.8 1039.3 1036.7 1040.5 1036.8 1040.5 DAY 9 3 12 23 12 2 1 31 14 10 23 12 1970 1038.9 1036.4 1036.3 1035.3 1034.3 1032.5 1028.6 1030.0 1034.5 1040.0 1043.9 1040.1 1043.9 DAY 3 16 26 13 23 12 9 30 18 12 15 16 1971 1043.1 1034.5 1037.0 1035.2 1033.3 1027.7 1026.8 1030.7 1035.3 1041.3 1042.0 1037.6 1043.1 DAY 4 4 17 21 2 18 26 21 11 11 20 11 1972 1041.7 1037.9 1038.2 1035.2 1037.2 1033.4 1029.1 1032.0 1037.1 1041.4 1039.4 1041.4 1041.7 DAY 5 25 16 16 25 2 24 9 17 26 12 28 1973 1043.3 1036.8 1037.9 1034.3 1037.4 1032.2 1027.6 1030.0 1037.9 1039.0 1039.6 1044.2 1044.2 DAY 26 7 10 11 8 3 23 21 29 23 12 27 1974 1040.3 1037.5 1038.5 1031.9 1033.5 1029.6 1028.7 1029.9 1034.0 1039.5 1044.2 1038.2 1044.2 DAY 5 4 10 26 10 1 30 26 7 14 18 3 1975 1044.6 1035.9 1035.3 1037.1 1034.4 1030.0 1027.5 1032.0 1037.8 1038.3 1040.0 1040.2 1044.6 DAY 15 18 31 5 20 17 29 18 19 20 7 25 1976 1035.2 1038.9 1035.1 1034.5 1031.7 1030.7 1026.9 1027.9 1035.2 1039.0 1042.9 1040.9 1042.9 DAY 27 21 5 4 2 21 7 27 11 31 12 16 1977 1038.1 1039.0 1044.2 1032.1 1033.7 1030.9 1026.6 1030.7 1036.4 1038.7 1038.6 1040.3 1044.2 DAY 5 16 10 30 29 6 20 23 30 24 8 13 1978 1038.7 1036.1 1034.2 1032.6 1032.7 1033.4 1030.9 1030.0 1034.9 1039.8 1042.7 1043.2 1043.2 DAY 13 7 20 12 3 9 8 29 28 11 6 24 1979 1042.7 1034.5 1035.8 1036.5 1038.8 1035.9 1030.7 1034.8 1037.5 1040.9 1043.6 1039.4 1043.6 DAY 18 14 7 25 28 11 21 29 24 9 13 23 1980 1036.3 1036.7 1035.5 1037.1 1034.5 1035.1 1031.8 1033.4 1037.6 1036.5 1040.9 1038.2 1040.9 DAY 10 22 25 21 26 2 18 31 26 7 3 17 1981 1040.4 1035.8 1037.0 1035.5 1037.5 1033.5 1031.0 1031.2 1037.4 1040.4 1039.3 1038.8 1040.4 DAY 9 5 6 20 22 10 30 3 27 25 16 12 1982 1038.8 1037.3 1036.1 1039.4 1039.6 1034.5 1030.2 1031.1 1037.4 1039.4 1040.8 1040.6 1040.8 DAY 19 11 16 4 12 7 8 16 20 26 18 10 1983 1042.7 1037.6 1036.0 1035.1 1035.5 1035.7 1030.6 1028.9 1034.3 1040.8 1043.3 1042.6 1043.3 DAY 8 11 15 30 16 1 1 8 20 29 26 4 1984 1041.2 1041.8 1037.0 1034.7 1033.2 1031.0 1027.7 1027.9 1035.5 1042.5 1042.5 1041.6 1042.5 DAY 5 23 29 14 17 5 4 30 22 22 27 16 1985 1035.9 1033.4 1042.9 1037.9 1037.4 1031.2 1017.8 1021.8 1026.7 1026.5 1029.9 1026.5 1042.9 DAY 28 12 6 17 13 6 4 31 22 6 1 9 1986 1026.5 1024.6 1025.3 1026.2 1025.4 1020.3 1019.8 1020.7 1027.1 1029.7 1028.3 1032.0 1032.0 DAY 29 22 28 5 19 2 3 24 22 15 16 7 1987 1028.8 1028.2 1023.8 1023.9 1025.6 1020.9 1019.6 1021.2 1025.2 1029.6 1030.6 1032.1 1032.1 DAY 20 1 23 30 1 28 12 8 24 29 30 2 1988 1030.6 1026.4 1023.4 1026.4 1022.8 1021.2 1016.3 1020.8 1024.7 1028.3 1029.5 1026.8 1030.6 DAY 3 7 17 9 5 1 23 21 14 17 6 30 1989 1027.4 1026.5 1021.8 1024.5 1023.7 1019.6 1020.5 1019.9 1027.4 1029.1 1026.8 1023.4 1029.1 DAY 22 8 1 9 22 3 10 19 23 27 8 1 1990 1026.0 1025.2 1029.5 1022.7 1024.3 1018.8 1018.6 1019.3 1022.2 1030.7 1030.3 1026.6 1030.7 DAY 27 8 10 25 16 5 15 29 28 19 23 5 1991 1026.9 1029.2 1023.0 1023.4 1019.9 1020.9 1017.8 1018.4 1024.6 1026.0 1027.2 1026.0 1029.2 DAY 13 15 13 15 9 17 1 22 17 21 14 7 1992 1028.2 1020.9 1025.8 1020.5 1023.9 1020.4 1018.9 1022.6 1023.9 1027.4 1030.5 1025.0 1030.5 DAY 10 17 13 26 29 7 6 31 2 30 4 1 1993 1028.0 1025.9 1025.4 1025.6 1023.9 1023.7 1020.1 1021.2 1025.7 1030.7 1026.7 1027.9 1030.7 DAY 6 9 17 1 10 23 28 31 23 17 21 27 1994 1029.1 1024.7 1024.4 1027.1 1022.6 1018.0 1016.1 1018.5 1029.4 1027.4 1026.4 1028.2 1029.4 DAY 10 18 18 6 19 9 14 16 23 10 3 8 1995 1026.4 1023.8 1024.4 1021.4 1024.4 1020.7 1016.2 1020.8 1023.4 1029.9 1028.3 1028.2 1029.9 DAY 8 1 3 1 27 1 4 25 13 27 16 11 1996 1027.7 1021.8 1020.5 1023.3 1023.0 1019.1 1022.7 1023.7 1025.1 1029.9 1032.8 1029.8 1032.8 DAY 10 24 12 5 7 12 4 30 25 2 19 8 1997 1026.0 1024.4 1027.7 1022.1 1024.7 1020.3 1016.9 1018.9 1025.0 1027.1 1031.5 1028.0 1031.5 DAY 24 8 11 14 12 8 9 17 19 9 8 29 1998 1025.3 1027.5 1023.9 1026.7 1025.4 1022.9 1018.0 1021.1 1024.4 1028.8 1030.5 1029.5 1030.5 DAY 4 23 27 12 9 5 15 25 13 10 21 10 1999 1027.5 1025.3 1023.4 1023.7 1023.3 1020.6 1017.7 1020.6 1023.0 1023.8 1026.8 1030.3 1030.3 DAY 2 12 31 1 27 17 19 20 30 14 14 6 2000 1026.0 1024.4 1024.2 1022.3 1022.3 1020.0 1019.4 1020.6 1022.6 1026.2 1031.8 1026.0 1031.8 DAY 31 11 27 3 5 3 31 23 29 16 17 4 2001 1023.6 1028.7 1028.1 1025.2 1019.7 1020.9 1018.4 1021.9 1025.4 1027.7 1025.7 1028.3 1028.7 DAY 17 10 2 2 15 2 29 5 22 11 5 18 2002 1025.3 1025.6 1029.5 1024.2 1021.9 1020.5 1020.7 1019.8 1024.9 1026.7 1029.2 1029.4 1029.5 DAY 25 19 11 1 24 25 3 31 21 11 18 4 2003 1025.0 1023.0 1027.2 1023.0 1025.6 1019.0 1017.5 1019.0 1025.3 1024.6 1030.2 1028.3 1030.2 DAY 11 13 3 8 2 7 4 4 27 16 26 12 1959-2003 1044.6 1041.8 1044.2 1045.4 1039.6 1035.9 1031.8 1035.2 1040.1 1042.5 1046.5 1044.2 1046.5 YEAR-DAY 75-15 84-23 77-10 60- 8 82-12 79-11 60-17 62-26 63-25 84-22 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 72 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1022.3 1019.3 1016.8 1024.4 1022.8 1020.3 1022.0 1021.4 1023.9 1027.2 1024.6 1027.9 1016.8 DAY 23 17 1 19 20 28 3 3 12 15 26 10 1960 ****** 1027.7 1019.4 1025.3 1024.3 1021.8 1020.8 1021.2 1027.2 1028.1 1022.6 1026.0 ****** DAY ** 29 12 11 31 21 3 12 2 9 20 30 1961 1026.7 1025.1 1020.3 1023.9 1017.8 1019.6 1022.3 1024.9 1025.2 1029.8 1027.2 1020.9 1017.8 DAY 22 14 9 2 30 6 12 7 11 1 24 23 1962 1025.4 1019.0 1016.8 1018.1 1022.8 1019.3 1022.2 1023.7 1026.5 1026.0 1031.5 1025.8 1016.8 DAY 9 21 29 6 11 10 14 3 12 10 10 25 1963 1030.5 1024.5 1020.4 1019.8 1019.1 1022.6 1022.6 1023.1 1025.4 1031.1 1026.7 1021.3 1019.1 DAY 4 14 6 16 11 16 5 13 4 1 13 11 1964 1012.9 1022.7 1020.8 1014.4 1021.6 1017.6 1019.7 1019.1 1023.9 1026.1 1018.6 1026.0 1012.9 DAY 19 11 4 9 1 29 31 11 12 3 27 18 1965 1015.3 1017.8 1019.1 1015.7 1023.4 1021.1 1018.9 1023.9 1027.4 1018.6 1027.3 1025.2 1015.3 DAY 14 23 24 4 3 19 12 1 18 26 10 21 1966 1028.3 1021.4 1009.3 1019.7 1024.7 1018.5 1019.6 1020.6 1025.2 1025.9 1031.1 1022.6 1009.3 DAY 14 10 20 14 27 27 17 5 8 15 16 12 1967 1020.4 1019.2 1012.8 1015.3 1022.8 1020.4 1016.6 1020.4 1021.9 1025.8 1028.6 1018.6 1012.8 DAY 22 15 24 27 19 21 10 6 19 2 20 24 1968 1018.4 1022.3 1022.0 1018.9 1025.0 1019.8 1019.3 1021.1 1025.3 1025.8 1025.9 1023.4 1018.4 DAY 23 3 19 24 18 24 4 2 7 26 19 28 1969 1014.7 1023.4 1019.2 1020.5 1021.2 1020.8 1020.6 1021.1 1024.3 1022.9 1028.1 1025.7 1014.7 DAY 25 9 21 18 2 17 23 8 11 29 9 14 1970 1018.1 1020.9 1024.4 1019.2 1023.0 1023.1 1020.9 1020.8 1022.9 1024.2 1029.5 1022.7 1018.1 DAY 23 23 24 20 21 10 1 7 6 9 30 15 1971 1020.4 1015.7 1020.9 1019.7 1023.8 1016.5 1019.9 1022.6 1026.4 1027.1 1028.4 1020.4 1015.7 DAY 14 14 21 26 30 6 23 9 2 1 5 20 1972 1023.8 1024.6 1023.9 1021.1 1015.5 1018.8 1021.6 1018.0 1025.8 1030.9 1028.8 1025.7 1015.5 DAY 23 20 3 25 3 24 7 1 12 17 8 17 1973 1017.4 1013.1 1018.9 1022.7 1022.1 1016.2 1019.0 1023.3 1026.2 1031.0 1027.9 1024.9 1013.1 DAY 16 23 7 9 19 16 11 1 2 18 19 7 1974 1007.9 1026.1 1023.9 1019.6 1023.3 1021.8 1019.1 1021.8 1022.6 1031.0 1028.3 1022.7 1007.9 DAY 25 19 25 29 28 3 21 16 4 30 27 27 1975 1024.2 1018.1 1016.7 1022.0 1023.7 1022.2 1021.1 1019.2 1022.2 1025.1 1020.7 1025.6 1016.7 DAY 28 11 3 25 15 30 1 14 10 4 29 24 1976 1022.7 1018.0 1019.8 1024.2 1023.7 1023.5 1019.8 1022.6 1025.9 1025.9 1021.4 1024.9 1018.0 DAY 7 11 22 22 28 6 20 31 19 18 29 11 1977 1021.8 1023.5 1026.9 1019.2 1023.3 1018.1 1018.3 1019.1 1027.1 1026.6 1023.5 1025.4 1018.1 DAY 9 7 27 8 18 24 2 18 16 26 18 24 1978 1022.9 1020.3 1021.3 1021.6 1016.1 1013.0 1018.4 1022.4 1023.7 1025.8 1027.2 1023.8 1013.0 DAY 22 12 25 19 30 22 2 14 2 1 1 17 1979 1024.2 1019.7 1019.1 1023.6 1022.2 1020.9 1021.8 1021.8 1028.2 1028.3 1024.2 1023.6 1019.1 DAY 12 12 28 17 17 23 6 14 6 27 30 16 1980 1025.2 1018.3 1016.2 1021.3 1024.2 1019.4 1023.0 1023.7 1026.0 1028.0 1026.5 1023.4 1016.2 DAY 18 12 3 27 10 17 3 7 14 5 25 12 1981 1023.0 1021.5 1017.3 1014.4 1020.9 1021.2 1021.6 1024.3 1028.8 1027.7 1023.0 1028.1 1014.4 DAY 4 3 28 2 13 5 6 13 22 17 23 19 1982 1018.0 1021.3 1021.2 1022.8 1025.6 1023.7 1017.8 1017.7 1027.7 1028.0 1026.9 1024.3 1017.7 DAY 29 1 3 19 24 26 31 1 14 21 14 8 1983 1018.4 1020.3 1019.3 1023.5 1024.2 1023.1 1020.0 1021.9 1024.9 1026.4 1029.8 1023.5 1018.4 DAY 25 28 7 11 3 22 27 4 9 5 12 12 1984 1024.2 1023.8 1017.8 1022.2 1019.9 1021.1 1021.6 1022.1 1027.3 1025.7 1026.0 1026.1 1017.8 DAY 17 8 15 26 30 21 16 8 8 18 16 7 1985 1025.6 1014.3 1018.8 1022.7 1023.7 1013.5 1011.0 1013.9 1015.1 1014.3 1019.8 1011.0 1011.0 DAY 3 17 25 25 5 30 20 8 7 11 11 19 1986 1004.9 1005.7 1010.9 1013.8 1011.5 1009.1 1013.0 1014.6 1017.8 1019.8 1015.1 1008.0 1004.9 DAY 21 16 9 11 11 19 20 6 5 1 8 31 1987 1013.3 1011.7 1006.0 1008.8 1013.9 1013.1 1011.0 1012.4 1016.8 1015.4 1016.6 1010.9 1006.0 DAY 3 11 14 5 23 13 4 25 6 9 8 31 1988 1010.2 1013.0 1007.9 1010.3 1011.5 1006.8 1009.0 1011.7 1015.4 1016.8 1015.7 1009.5 1006.8 DAY 29 4 5 1 1 24 8 30 5 31 29 27 1989 1009.7 1007.4 1005.3 1014.4 1015.7 1012.3 1013.2 1009.9 1012.5 1015.2 1017.5 1014.0 1005.3 DAY 5 23 30 30 7 1 31 2 13 2 20 5 1990 1013.3 1003.9 1013.1 1006.0 1006.8 1011.2 1010.2 1012.9 1015.3 1018.8 1015.1 1011.0 1003.9 DAY 2 16 25 16 13 27 5 8 19 3 1 26 1991 1007.5 1012.1 1005.0 1009.9 1004.5 1009.1 1008.6 1011.3 1015.4 1019.0 1018.0 1009.0 1004.5 DAY 26 5 7 5 23 13 14 12 3 5 5 26 1992 1008.3 1008.6 1006.8 1009.3 1014.2 1008.8 1011.3 1012.8 1015.9 1018.4 1013.2 1014.5 1006.8 DAY 3 11 31 19 10 27 19 1 18 6 26 20 1993 1010.7 1011.6 1005.9 1011.2 1014.8 1012.0 1012.7 1013.5 1015.5 1018.9 1012.2 1014.2 1005.9 DAY 9 5 22 13 14 4 13 13 14 2 14 5 1994 1009.0 1009.1 1008.3 1009.3 1011.2 1009.4 1008.7 1009.8 1015.0 1019.4 1008.8 1007.4 1007.4 DAY 17 9 13 3 2 30 21 2 1 3 26 4 1995 1016.2 1010.5 1006.5 1008.0 1013.6 1009.1 1007.4 1012.2 1014.6 1014.2 1006.0 1018.0 1006.0 DAY 1 24 27 25 15 23 1 3 21 13 26 6 1996 1013.9 1010.3 1010.2 1010.9 1014.4 1011.0 1012.5 1011.7 1011.0 1014.5 1017.7 1015.4 1010.2 DAY 20 6 26 11 30 6 7 8 19 31 29 25 1997 1008.2 1006.0 1005.9 1007.8 1008.2 1010.0 1008.4 1011.8 1013.5 1018.2 1017.7 1012.8 1005.9 DAY 18 1 30 10 5 24 16 5 2 24 14 10 1998 1004.2 1004.9 1007.4 1010.1 1008.3 1014.5 1006.7 1013.6 1014.8 1016.0 1018.5 1016.0 1004.2 DAY 14 16 2 24 30 24 6 13 3 2 17 21 1999 1010.3 1007.1 1009.5 1008.2 1008.3 1005.3 1010.8 1011.0 1013.9 1017.1 1015.9 1016.6 1005.3 DAY 19 21 3 9 21 26 12 7 16 25 28 16 2000 1007.4 1007.9 1010.2 1014.2 1011.2 1008.7 1011.3 1011.8 1010.8 1017.6 1014.5 1008.5 1007.4 DAY 21 8 3 23 28 25 9 4 1 1 7 16 2001 1014.7 1005.6 1006.4 1008.7 1009.9 1008.8 1008.3 1011.7 1011.4 1016.3 1012.4 1016.8 1005.6 DAY 20 22 26 13 9 18 19 27 1 31 19 6 2002 1012.7 1011.6 1008.8 1002.9 1011.7 1004.9 1011.2 1010.5 1015.9 1018.2 1015.2 1008.3 1002.9 DAY 22 27 23 4 5 21 25 9 18 29 13 22 2003 1006.0 1007.1 1007.9 1012.7 1013.2 1010.6 1008.8 1010.3 1012.7 1016.3 1015.9 1014.8 1006.0 DAY 29 19 27 18 24 30 1 1 7 27 15 7 1959-2003 1004.2 1003.9 1005.0 1002.9 1004.5 1004.9 1006.7 1009.8 1010.8 1014.2 1006.0 1007.4 1002.9 YEAR-DAY 98-14 90-16 91- 7 2- 4 91-23 2-21 98- 6 94- 2 0- 1 95-13 95-26 94- 4 2- 4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 73 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1022.7 1019.2 1017.9 1014.0 1009.6 1006.1 1001.8 1002.7 1008.0 1015.5 1021.5 1022.9 1013.5 1960 ****** 1026.0 1021.2 1028.0 1022.8 1004.1 1001.3 1001.9 1010.6 1017.2 1020.4 1023.5 ****** 1961 1026.4 1022.5 1015.5 1013.9 1008.1 1005.3 1000.8 1005.2 1008.3 1019.5 1021.6 1020.3 1013.9 1962 1022.0 1016.9 1013.0 1010.8 1009.0 1005.2 1001.2 1006.0 1012.2 1017.7 1025.4 1023.0 1013.5 1963 1021.5 1017.6 1012.1 1008.8 1005.8 1003.1 1000.8 1003.6 1010.5 1016.4 ****** 1021.1 ****** 1964 1025.5 1017.6 1012.7 1008.2 1006.9 1001.9 997.9 998.0 1008.6 1018.6 1020.8 1026.2 1011.9 1965 1018.2 1015.8 1015.7 1008.7 1008.2 1003.3 999.7 1005.2 1010.8 1013.4 1018.6 1020.6 1011.5 1966 1019.9 1014.6 1011.7 1010.1 1008.6 1001.5 999.7 1002.8 1008.8 1016.0 1024.8 1019.7 1011.5 1967 1023.9 1016.6 1011.4 1010.2 1009.1 1003.6 998.8 1001.7 1007.0 1016.5 1017.6 1020.1 1011.4 1968 1018.3 1021.1 1013.0 1012.1 1010.4 1002.3 1001.5 1002.5 1009.7 1015.5 1019.4 1019.2 1012.1 1969 1023.1 1022.2 1011.1 1012.0 1008.1 1002.4 999.4 1004.4 1009.7 1013.7 1021.3 1020.6 1012.3 1970 1021.3 1018.3 1015.9 1012.6 1006.4 1002.6 999.9 1000.5 1009.0 1015.6 1020.5 1021.6 1012.0 1971 1025.0 1015.2 1015.8 1010.0 1006.9 999.3 1000.0 1002.9 1011.1 1017.1 1019.9 1018.4 1011.8 1972 1024.5 1025.9 1016.3 1011.3 1007.6 1003.3 1001.2 1006.6 1010.6 1016.8 1019.1 1024.1 1013.9 1973 1024.5 1015.9 1014.7 1008.7 1005.8 999.8 997.9 1002.3 1009.8 1016.3 1019.5 1023.7 1011.6 1974 1021.3 1023.6 1017.8 1008.4 1007.2 1001.7 999.6 1003.3 1009.3 1018.4 1021.3 1021.5 1012.8 1975 1022.6 1018.2 1014.2 1012.8 1007.7 1001.8 999.2 1002.0 1009.1 1015.3 1021.7 1021.4 1012.2 1976 1018.1 1019.1 1016.2 1011.6 1007.2 1004.3 998.0 1002.0 1008.7 1014.1 1024.0 1023.5 1012.2 1977 1023.1 1022.4 1015.9 1009.2 1007.6 1000.4 997.7 1002.8 1010.9 1015.3 1018.3 1020.0 1011.9 1978 1022.3 1018.8 1014.5 1008.0 1005.5 1001.3 1000.5 1002.9 1008.6 1016.5 1021.1 1020.6 1011.7 1979 1021.6 1016.9 1016.3 1011.3 1011.4 1006.6 1001.7 1004.5 1012.7 1016.0 1023.7 1020.4 1013.6 1980 1021.7 1019.7 1014.4 1009.2 1008.0 1003.7 1001.7 1004.1 1010.5 1014.6 1019.2 1019.9 1012.2 1981 1020.8 1017.0 1013.2 1009.9 1008.1 1005.3 1001.5 1004.8 1012.5 1018.9 1018.6 1020.5 1012.6 1982 1020.1 1018.5 1014.7 1011.9 1011.8 1005.0 1001.6 1003.8 1012.5 1016.0 1021.0 1024.6 1013.5 1983 1022.3 1018.1 1016.0 1011.8 1008.0 1004.7 1000.4 1001.8 1008.9 1017.4 1020.8 1023.4 1012.8 1984 1021.9 1024.9 1013.9 1010.0 1007.2 1003.2 1000.1 1000.4 1011.2 1018.9 1018.9 1026.2 1013.1 1985 1020.8 1012.3 1018.4 1010.1 1009.1 1001.3 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1019.1 1023.0 1026.4 ****** 1987 1026.3 1022.7 1013.8 1014.8 1011.4 1007.6 1005.7 1005.4 1012.7 1022.1 1023.6 1024.7 1015.9 1988 1023.2 1021.5 1015.3 1013.9 1009.8 1003.6 1001.5 1005.2 1011.3 1019.4 1022.6 1022.0 1014.1 1989 1026.0 1027.9 1016.5 1015.9 1013.2 1005.5 1004.3 1006.2 1010.6 1018.4 1023.3 1022.4 1015.9 1990 1023.7 1020.4 1020.7 1012.3 1009.4 1003.7 1003.4 1005.9 1010.2 1018.8 1023.0 1025.2 1014.7 1991 1025.0 1023.7 1018.4 1013.9 1008.3 1005.4 1002.8 1005.2 1012.5 1019.7 1023.8 1021.6 1015.0 1992 1023.6 1019.0 1019.8 1013.6 1013.7 1005.7 1003.6 1008.3 1013.6 1019.2 1022.8 1022.4 1015.4 1993 1026.4 1021.5 1019.1 1013.6 1011.1 1005.9 1004.4 1008.0 1010.8 1023.3 1022.5 1025.9 1016.0 1994 1023.3 1020.3 1017.2 1015.1 1010.0 1003.0 1001.4 1003.9 1016.3 1020.9 1019.6 1025.4 1014.7 1995 1025.1 1021.0 1018.5 1013.3 1012.3 1004.9 999.9 1004.3 1010.8 1018.8 1020.8 1027.0 1014.7 1996 1026.6 1020.6 1016.9 1015.0 1012.0 1005.5 1004.2 1005.8 1007.7 1017.5 1025.1 1025.9 1015.2 1997 1022.1 1021.4 1015.1 1011.8 1011.2 1003.4 999.8 1004.2 1011.6 1016.0 1022.7 1022.3 1013.5 1998 1020.6 1020.4 1016.1 1011.6 1010.5 1006.8 1001.3 1005.6 1010.4 1017.6 1021.7 1024.6 1013.9 1999 1023.2 1018.9 1016.0 1013.5 1009.1 1003.0 1001.3 1003.5 1009.3 1016.0 1020.6 1026.6 1013.4 2000 1021.5 1020.8 1016.8 1010.4 1005.4 1003.9 1003.1 1004.5 1008.7 1017.5 1023.2 1022.9 1013.2 2001 1025.3 1020.6 1016.2 1010.1 1005.2 1001.9 1001.8 1005.5 1010.9 1016.0 1019.9 1023.6 1013.1 2002 1022.3 1020.2 1016.2 1010.3 1007.7 1002.4 1003.2 1002.7 1011.5 1016.1 1022.0 1023.5 1013.2 2003 1023.2 1017.3 1016.5 1013.2 1012.0 1004.2 999.8 1004.7 1010.1 1015.6 1022.4 1025.0 1013.7 MEAN 1022.8 1019.8 1015.7 1011.9 1009.2 1003.6 1001.1 1003.9 1010.4 1017.3 1021.4 1022.8 1013.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 74 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1030.0 1027.8 1026.5 1021.8 1018.5 1011.2 1006.4 1006.8 1013.8 1024.2 1028.6 1029.0 1030.0 DAY 6 23 15 9 4 8 16 28 25 20 22 6 1960 ****** 1035.1 1030.0 1037.4 1039.5 1009.4 1009.0 1005.7 1016.2 1022.7 1031.3 1031.6 ****** DAY ** 18 30 8 9 3 17 15 25 31 27 6 1961 1042.1 1032.3 1027.6 1021.8 1016.5 1014.0 1004.6 1010.6 1014.8 1028.7 1029.7 1031.5 1042.1 DAY 10 6 4 4 2 9 24 10 30 28 29 4 1962 1033.3 1029.0 1023.0 1021.9 1015.1 1010.9 1007.5 1013.7 1024.6 1024.9 1038.1 1032.8 1038.1 DAY 20 12 4 20 13 2 31 27 25 27 23 2 1963 1026.7 1027.9 1019.8 1019.3 1014.0 1008.6 1005.4 1007.4 1020.9 1022.0 ****** 1032.3 ****** DAY 6 5 9 3 15 2 29 6 25 19 ** 27 1964 1034.2 1028.8 1020.0 1020.7 1011.4 1011.7 1003.4 1005.2 1016.7 1025.1 1032.8 1035.1 1035.1 DAY 31 28 24 25 3 1 28 26 29 29 30 11 1965 1027.4 1024.8 1028.2 1015.6 1020.0 1009.5 1003.9 1010.9 1017.1 1023.6 1025.5 1027.9 1028.2 DAY 13 1 17 9 21 3 2 10 30 29 5 1 1966 1029.5 1021.4 1022.9 1021.2 1013.7 1009.3 1005.8 1028.0 1013.3 1024.4 1031.0 1032.1 1032.1 DAY 1 26 3 6 11 3 10 4 16 10 23 30 1967 1036.7 1030.0 1028.8 1021.3 1017.5 1013.0 1005.5 1006.2 1015.0 1025.4 1024.5 1026.8 1036.7 DAY 7 28 1 4 3 8 15 16 26 15 9 28 1968 1028.0 1035.6 1029.1 1023.0 1016.8 1012.8 1007.7 1012.0 1016.7 1026.0 1027.6 1030.8 1035.6 DAY 20 7 27 1 8 1 15 30 20 30 23 24 1969 1034.8 1031.4 1024.7 1024.3 1016.7 1013.3 1002.6 1011.7 1024.1 1021.1 1031.1 1025.8 1034.8 DAY 10 5 25 23 22 2 9 31 14 15 21 22 1970 1033.4 1028.0 1023.9 1019.8 1014.5 1013.4 1006.2 1005.3 1017.2 1023.2 1031.9 1034.2 1034.2 DAY 3 4 26 27 10 12 9 14 19 27 15 16 1971 1032.1 1027.9 1026.2 1019.4 1018.5 1005.5 1004.3 1006.7 1015.8 1023.6 1026.8 1025.7 1032.1 DAY 4 4 8 10 1 9 26 21 23 11 21 29 1972 1034.6 1039.2 1025.9 1019.9 1019.4 1010.2 1004.5 1011.8 1017.3 1024.4 1025.8 1037.3 1039.2 DAY 5 25 16 16 25 18 24 25 22 26 12 28 1973 1039.6 1029.5 1029.0 1018.4 1018.4 1007.3 1002.2 1007.0 1022.3 1021.9 1027.9 1036.3 1039.6 DAY 26 7 10 11 8 3 28 31 30 1 10 26 1974 1031.7 1035.5 1029.3 1018.5 1014.6 1006.0 1004.7 1008.6 1014.6 1025.6 1032.7 1029.3 1035.5 DAY 5 4 7 13 3 11 30 27 30 14 18 31 1975 1039.0 1027.3 1026.2 1023.2 1014.7 1005.3 1003.1 1009.4 1017.7 1026.2 1032.3 1032.8 1039.0 DAY 15 14 5 4 5 17 29 18 29 21 7 25 1976 1024.2 1032.5 1026.0 1023.4 1013.3 1013.4 1003.3 1006.8 1014.9 1025.9 1034.0 1029.4 1034.0 DAY 27 21 4 4 2 13 7 28 13 31 13 13 1977 1034.9 1029.8 1030.1 1016.5 1013.6 1007.3 1001.7 1007.6 1016.5 1027.7 1026.0 1028.9 1034.9 DAY 15 4 10 2 29 6 19 24 30 24 27 13 1978 1032.7 1029.3 1022.8 1014.3 1015.4 1013.3 1008.4 1008.5 1015.3 1022.9 1032.9 1033.2 1033.2 DAY 14 7 20 13 3 9 8 30 28 11 6 24 1979 1032.2 1023.4 1028.7 1020.7 1020.0 1016.1 1006.3 1013.6 1020.3 1023.7 1033.0 1032.6 1033.0 DAY 27 19 7 18 28 11 21 29 24 10 13 23 1980 1028.4 1031.3 1020.2 1018.9 1011.9 1016.1 1007.2 1013.5 1017.6 1021.8 1028.7 1026.8 1031.3 DAY 10 3 5 2 26 2 18 31 26 31 27 16 1981 1029.5 1027.0 1025.7 1021.4 1016.8 1014.3 1008.2 1008.7 1019.8 1026.5 1027.6 1027.1 1029.5 DAY 9 5 1 3 22 2 30 3 24 25 27 12 1982 1033.1 1033.0 1024.4 1024.8 1022.0 1010.8 1006.4 1009.9 1019.4 1028.4 1030.8 1037.9 1037.9 DAY 19 20 16 5 12 4 9 27 21 26 18 10 1983 1035.1 1026.6 1025.8 1019.0 1013.8 1015.8 1006.7 1005.3 1015.0 1023.6 1031.1 1032.7 1035.1 DAY 9 10 19 30 16 1 1 27 30 28 27 25 1984 1031.9 1034.7 1023.0 1019.0 1014.5 1007.4 1003.4 1005.1 1017.4 1028.9 1026.8 1033.5 1034.7 DAY 5 19 1 5 3 5 1 13 26 22 27 20 1985 1028.2 1021.9 1036.0 1022.0 1018.4 1007.7 ****** ****** ****** ****** ****** ****** ****** DAY 5 25 6 17 13 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1026.0 1033.3 1036.5 ****** DAY ** ** ** ** ** ** ** ** ** 15 22 7 1987 1033.8 1033.0 1027.2 1021.7 1018.4 1011.6 1011.3 1010.2 1019.7 1033.4 1036.4 1039.9 1039.9 DAY 21 12 23 2 1 1 12 8 24 29 30 2 1988 1038.4 1033.5 1024.8 1026.1 1020.7 1014.3 1006.2 1009.8 1019.4 1026.7 1031.1 1034.5 1038.4 DAY 3 8 18 9 6 1 23 21 25 17 16 30 1989 1035.3 1037.4 1027.2 1023.3 1021.6 1010.0 1007.3 1011.4 1024.8 1028.0 1028.1 1029.2 1037.4 DAY 31 4 1 9 1 3 20 20 23 24 26 22 1990 1033.6 1032.0 1032.8 1019.5 1019.2 1010.0 1007.0 1010.2 1015.9 1031.5 1032.1 1037.2 1037.2 DAY 27 1 10 8 16 8 16 31 26 19 23 28 1991 1036.7 1039.4 1028.2 1023.8 1014.9 1013.0 1007.0 1010.3 1022.2 1025.0 1030.0 1032.5 1039.4 DAY 13 15 12 15 8 24 1 23 28 14 29 18 1992 1037.2 1028.0 1034.5 1020.5 1024.0 1014.9 1007.5 1016.3 1020.4 1026.4 1031.5 1030.3 1037.2 DAY 10 17 13 4 3 7 14 31 30 18 5 29 1993 1033.5 1029.3 1029.7 1022.3 1023.5 1016.9 1009.5 1012.4 1019.6 1030.1 1031.5 1033.7 1033.7 DAY 20 9 17 1 10 23 28 25 23 9 23 7 1994 1035.8 1030.4 1026.2 1031.6 1017.7 1008.6 1005.7 1007.1 1025.1 1027.0 1025.0 1038.1 1038.1 DAY 10 18 4 5 8 9 3 16 22 26 3 8 1995 1031.9 1029.0 1027.7 1019.8 1018.8 1013.7 1003.9 1010.7 1016.0 1030.8 1033.0 1035.2 1035.2 DAY 8 26 4 1 27 1 8 25 23 18 28 11 1996 1036.4 1027.5 1023.1 1027.5 1018.9 1010.3 1012.1 1017.4 1017.9 1027.5 1036.2 1037.4 1037.4 DAY 11 28 12 5 3 12 4 30 25 20 19 7 1997 1032.5 1032.5 1030.2 1020.2 1021.2 1011.1 1005.3 1009.4 1018.7 1021.8 1033.6 1034.1 1034.1 DAY 24 8 11 14 7 8 9 25 8 9 8 29 1998 1029.2 1033.4 1025.2 1021.3 1022.3 1011.6 1006.4 1009.2 1018.9 1029.3 1027.8 1030.6 1033.4 DAY 23 23 4 12 3 5 20 25 13 10 21 7 1999 1036.5 1026.4 1028.0 1022.2 1016.4 1010.9 1006.5 1009.4 1019.6 1021.8 1028.8 1035.0 1036.5 DAY 3 12 19 23 12 17 19 19 30 27 14 1 2000 1031.5 1031.8 1028.2 1018.8 1012.3 1012.0 1007.7 1009.7 1015.8 1023.1 1034.8 1030.7 1034.8 DAY 13 10 1 3 6 14 26 20 30 16 17 18 2001 1036.3 1032.3 1028.5 1022.1 1010.0 1010.3 1008.0 1010.8 1021.2 1027.0 1029.5 1031.2 1036.3 DAY 30 10 12 2 1 2 30 15 22 11 21 18 2002 1030.5 1030.8 1034.1 1022.9 1014.5 1010.1 1009.5 1009.2 1017.8 1018.9 1031.1 1040.1 1040.1 DAY 25 6 11 1 14 25 3 31 30 24 18 4 2003 1031.0 1026.4 1034.7 1021.5 1025.8 1012.4 1004.0 1008.0 1021.0 1021.1 1035.1 1038.3 1038.3 DAY 22 13 3 19 2 7 4 29 27 15 24 13 1959-2003 1042.1 1039.4 1036.0 1037.4 1039.5 1016.9 1012.1 1028.0 1025.1 1033.4 1038.1 1040.1 1042.1 YEAR-DAY 61-10 91-15 85- 6 60- 8 60- 9 93-23 96- 4 66- 4 94-22 87-29 62-23 2- 4 61-10 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 75 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1009.0 1006.8 1005.6 1003.6 1000.0 996.0 997.5 997.2 1002.2 1008.5 1011.0 1012.8 996.0 DAY 23 26 24 19 31 28 27 3 12 15 26 10 1960 ****** 1014.0 1005.2 1022.5 1000.1 997.4 996.1 996.4 1002.3 1010.2 1007.2 1012.2 ****** DAY ** 10 5 11 21 21 3 12 2 11 20 30 1961 1010.8 1010.3 1004.1 1003.5 993.8 994.9 996.8 1000.7 1002.9 1011.3 1010.1 1007.4 993.8 DAY 22 14 9 30 30 6 12 8 11 2 24 23 1962 1010.9 1001.2 997.1 999.2 1000.5 994.6 998.2 1000.3 1006.4 1006.8 1014.2 1012.7 994.6 DAY 9 21 29 6 11 10 13 3 17 11 10 25 1963 1016.5 1009.8 1003.9 1000.9 998.1 998.7 997.4 1000.3 1003.5 1011.8 ****** 1008.2 ****** DAY 30 26 6 16 30 18 6 3 4 1 ** 11 1964 1001.7 1009.9 1005.7 996.7 999.3 993.3 969.1 969.0 1002.2 1007.3 1006.5 1012.3 969.0 DAY 19 16 4 8 1 29 20 1 12 6 28 18 1965 999.7 1004.1 1002.5 996.0 999.8 995.6 993.3 999.2 1006.5 997.1 1010.1 1015.0 993.3 DAY 14 23 24 20 3 19 12 1 7 26 10 18 1966 1013.1 1005.3 989.9 1001.0 1003.1 993.1 993.8 995.8 1002.7 1006.8 1018.3 1006.7 989.9 DAY 28 3 20 23 7 27 26 5 1 2 16 12 1967 1005.0 1004.2 996.4 996.7 1000.7 995.4 991.0 996.4 999.8 1005.1 1011.3 1005.7 991.0 DAY 22 15 23 27 30 22 10 6 19 2 14 24 1968 1007.2 1010.8 1002.9 999.2 1005.1 996.0 994.6 997.0 1003.4 1007.0 1002.5 1009.7 994.6 DAY 17 3 20 24 29 20 4 10 7 26 20 9 1969 1004.2 1010.8 985.7 1002.6 997.6 996.1 991.5 996.3 988.7 1006.0 996.6 1015.0 985.7 DAY 25 9 4 13 20 17 31 9 4 29 19 14 1970 998.2 1007.8 1006.6 997.0 999.4 998.2 990.5 995.0 999.9 1004.1 1014.9 1009.1 990.5 DAY 23 23 24 20 21 30 5 6 6 9 30 10 1971 1008.9 999.3 1001.6 997.5 999.6 987.2 995.2 999.3 1002.8 1007.8 1012.4 1001.8 987.2 DAY 14 23 21 26 25 4 23 12 2 7 5 19 1972 1015.8 1013.4 1009.5 998.7 991.8 993.1 996.9 992.8 1002.8 1011.2 1010.6 1014.2 991.8 DAY 19 23 26 25 3 24 3 1 12 17 8 1 1973 1003.2 996.6 1001.7 1000.8 997.3 989.8 992.3 996.7 1001.3 1010.7 1011.3 1013.2 989.8 DAY 16 23 7 28 31 16 11 1 7 11 5 9 1974 996.3 1014.2 1002.9 999.0 1000.3 997.2 994.6 998.9 998.7 1013.8 1015.0 1012.2 994.6 DAY 25 16 25 29 28 3 21 17 4 30 25 27 1975 1013.3 1006.2 1000.9 1004.8 1003.1 997.8 994.8 993.6 1000.5 1005.4 1005.0 999.6 993.6 DAY 28 11 3 21 18 25 5 14 10 4 29 26 1976 1010.3 1006.7 1002.5 1003.1 1000.6 998.6 994.0 998.7 1003.7 1006.8 1005.9 1011.5 994.0 DAY 7 1 22 22 25 18 4 1 5 18 29 11 1977 1010.9 1009.2 1007.2 1000.1 1001.3 991.5 993.2 993.4 1006.8 1007.0 1008.7 1011.8 991.5 DAY 8 25 27 25 18 24 28 18 16 5 18 23 1978 1010.7 1006.2 1004.3 1001.3 992.8 986.6 992.4 998.2 1002.0 1006.2 1008.2 1011.1 986.6 DAY 22 12 25 25 30 22 2 18 2 1 1 17 1979 1009.8 1005.5 1002.3 1003.6 1002.1 997.5 997.4 997.4 1006.3 1008.4 1009.5 1008.5 997.4 DAY 7 12 28 17 17 24 7 1 6 27 30 1 1980 1012.8 1004.4 999.7 999.9 1001.2 994.4 998.6 998.8 1004.1 1006.2 1011.3 1008.0 994.4 DAY 7 12 19 27 10 17 26 1 22 5 17 12 1981 1012.6 1008.8 996.8 997.6 999.2 997.1 996.4 1001.0 1006.6 1008.9 1006.6 1013.9 996.4 DAY 4 22 28 29 13 5 6 13 22 17 23 26 1982 1005.3 1007.6 1004.0 1003.8 1003.7 1000.0 993.9 991.3 1006.4 1009.8 1013.6 1014.5 991.3 DAY 29 1 19 19 24 25 31 1 14 6 8 6 1983 1005.9 1005.2 1003.4 1003.1 1002.7 997.1 994.0 997.1 1000.6 1006.5 1013.2 1007.8 994.0 DAY 25 28 6 24 30 23 29 4 9 5 16 12 1984 1012.2 1010.9 1000.6 1002.2 994.7 997.4 996.4 997.5 1001.7 1006.6 1011.5 1014.4 994.7 DAY 17 14 15 25 30 21 16 7 8 18 16 7 1985 1014.0 998.0 1000.1 1000.1 1001.5 987.4 ****** ****** ****** ****** ****** ****** ****** DAY 31 17 25 25 5 28 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1010.8 1012.7 1009.7 ****** DAY ** ** ** ** ** ** ** ** ** 10 8 31 1987 1016.6 1011.0 1004.4 1000.2 1005.1 1003.9 999.9 1000.6 1006.4 1011.1 1011.7 1012.3 999.9 DAY 27 11 20 20 23 13 9 25 6 9 8 24 1988 1012.4 1011.0 1005.5 1005.0 1000.1 992.7 997.0 1002.0 1005.0 1012.8 1015.8 1011.3 992.7 DAY 29 3 5 16 29 24 8 30 5 7 20 27 1989 1014.0 1009.8 1003.6 1007.8 1005.8 1000.5 1000.9 999.7 1002.8 1008.7 1014.7 1012.2 999.7 DAY 3 23 30 29 28 1 7 2 14 2 17 5 1990 1015.3 1005.3 1009.2 999.1 995.7 998.9 999.0 1000.5 1005.7 1010.9 1013.7 1016.0 995.7 DAY 2 16 25 16 13 27 5 8 2 1 1 26 1991 1008.3 1012.8 1005.3 1004.2 994.9 996.2 996.0 999.5 1005.8 1012.9 1015.5 1012.2 994.9 DAY 26 5 7 11 23 13 8 12 4 5 6 26 1992 1008.8 1008.4 1001.5 1006.3 1006.3 996.5 999.1 1001.6 1008.7 1012.8 1014.2 1014.4 996.5 DAY 3 25 31 19 20 27 27 2 18 6 26 20 1993 1016.6 1011.2 1005.3 1004.9 1005.1 1001.0 1000.7 1003.0 1005.0 1011.1 1009.7 1017.5 1000.7 DAY 9 5 22 12 21 19 13 13 8 2 14 5 1994 1011.3 1011.9 1006.5 1003.9 1004.0 997.7 996.7 997.1 1005.1 1013.0 1007.1 1005.1 996.7 DAY 17 9 13 27 2 30 21 2 1 3 26 4 1995 1017.1 1009.2 1002.7 1004.6 1004.6 996.5 992.6 999.5 1004.2 1006.2 1004.2 1020.0 992.6 DAY 13 9 27 25 8 23 17 3 21 13 26 6 1996 1015.2 1012.2 1008.0 1007.5 1004.5 997.9 999.8 999.3 1000.4 1009.1 1015.1 1017.2 997.9 DAY 7 11 27 11 30 6 29 9 19 15 10 15 1997 1010.9 1007.5 1001.0 1001.8 998.2 997.4 994.0 998.1 1001.3 1010.2 1015.2 1012.6 994.0 DAY 17 23 30 10 5 24 16 1 2 1 13 11 1998 1006.8 1007.2 1003.4 1002.8 997.9 1001.3 991.9 1001.6 1002.2 1007.2 1015.5 1017.5 991.9 DAY 14 16 30 21 30 29 6 13 7 3 1 2 1999 1010.3 1003.1 1007.4 1002.3 996.2 991.4 998.1 997.8 1003.0 1011.9 1012.5 1016.1 991.4 DAY 19 21 13 9 21 26 17 7 17 19 1 16 2000 1009.9 1008.5 1004.9 1004.3 997.9 995.2 997.3 998.5 998.2 1009.0 1013.1 1007.9 995.2 DAY 21 8 25 23 28 25 9 4 1 1 6 16 2001 1017.1 1004.7 1001.2 1001.9 998.1 996.2 995.6 999.8 999.2 1010.7 1006.7 1015.4 995.6 DAY 20 22 26 13 31 18 19 28 1 2 19 6 2002 1011.3 1009.6 1002.9 997.7 999.8 988.8 997.6 996.8 1007.1 1011.5 1011.8 1008.3 988.8 DAY 8 27 29 4 30 21 26 9 18 13 13 22 2003 1007.1 1009.1 1003.0 1005.3 1002.6 998.7 995.2 996.2 1003.4 1010.2 1010.8 1013.3 995.2 DAY 29 21 27 28 24 30 31 1 7 6 2 7 1959-2003 996.3 996.6 985.7 996.0 991.8 986.6 969.1 969.0 988.7 997.1 996.6 999.6 969.0 YEAR-DAY 74-25 73-23 69- 4 65-20 72- 3 78-22 64-20 64- 1 69- 4 65-26 69-19 75-26 64- 1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 76 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1036.0 1032.5 1030.5 1025.7 1021.2 1017.3 1012.9 1013.6 1019.0 1027.6 1033.8 1035.8 1025.5 1960 ****** 1033.5 1031.1 1027.9 1023.8 1016.3 1013.5 1014.3 1023.4 1030.4 1034.4 1038.8 ****** 1961 1039.0 1036.0 1029.7 1027.2 1020.5 1017.8 1013.1 1017.7 1021.2 1033.1 1035.6 1034.4 1027.1 1962 1036.2 1030.8 1026.6 1023.9 1021.7 1017.6 1013.6 1018.7 1025.4 1031.4 1039.6 1036.7 1026.9 1963 1035.5 1031.5 1025.8 1021.6 1018.6 1015.4 1013.2 1016.2 1023.5 1029.7 ****** 1036.1 ****** 1964 1041.6 1031.7 1026.2 1021.3 1019.5 1014.1 1011.2 1011.5 1021.6 1032.4 1034.1 1040.6 1025.5 1965 1032.1 1029.8 1029.6 1022.1 1020.9 1016.0 1012.2 1017.9 1023.7 1026.6 1032.5 1034.5 1024.8 1966 1034.1 1028.5 1025.5 1023.3 1021.6 1014.0 1012.1 1014.4 1021.7 1029.6 1039.3 1033.9 1024.8 1967 1038.2 1030.8 1025.2 1023.5 1021.9 1015.9 1011.2 1014.0 1019.9 1029.8 1031.1 1034.1 1024.6 1968 1032.0 1035.2 1026.1 1025.4 1023.0 1014.8 1013.9 1015.3 1022.4 1028.8 1033.9 1032.7 1025.3 1969 1037.3 1035.3 1025.4 1024.7 1020.3 1014.6 1012.0 1016.9 1023.2 1027.1 1035.9 1034.2 1025.6 1970 1035.5 1031.9 1029.6 1025.6 1018.9 1014.9 1012.3 1012.5 1021.8 1028.8 1034.3 1035.6 1025.1 1971 1039.0 1029.4 1029.2 1022.9 1019.0 1011.9 1012.3 1015.3 1024.0 1030.4 1033.6 1032.4 1025.0 1972 1039.0 1041.0 1029.8 1024.2 1019.9 1015.5 1013.4 1019.1 1023.4 1029.9 1033.0 1038.4 1027.2 1973 1038.8 1030.0 1028.3 1021.7 1018.4 1012.1 1010.2 1014.9 1022.8 1029.8 1033.4 1038.1 1024.9 1974 1035.5 1037.7 1031.1 1021.4 1019.9 1014.1 1011.9 1015.9 1022.2 1032.1 1035.1 1035.6 1026.0 1975 1036.8 1032.0 1027.8 1026.0 1020.4 1014.3 1011.6 1014.6 1021.9 1029.1 1035.8 1036.4 1025.6 1976 1032.0 1032.9 1030.3 1024.9 1020.0 1016.4 1010.2 1014.5 1021.6 1027.2 1038.6 1037.5 1025.5 1977 1038.2 1036.5 1029.3 1022.3 1020.3 1012.6 1010.0 1015.3 1023.8 1028.4 1032.2 1034.2 1025.3 1978 1036.6 1032.8 1028.5 1020.8 1018.2 1013.7 1012.9 1015.6 1021.6 1030.0 1035.0 1034.3 1025.0 1979 1035.6 1031.0 1029.7 1024.1 1024.4 1018.9 1014.1 1017.1 1025.6 1029.1 1037.6 1034.6 1026.8 1980 1035.8 1033.9 1028.1 1022.1 1020.6 1016.2 1014.3 1016.7 1023.6 1028.2 1033.0 1034.1 1025.5 1981 1034.9 1031.1 1026.8 1023.0 1020.8 1017.5 1013.7 1017.3 1025.4 1032.4 1032.5 1034.7 1025.8 1982 1034.2 1032.6 1028.5 1025.0 1024.5 1017.5 1013.9 1016.5 1025.6 1029.3 1035.0 1039.1 1026.8 1983 1036.7 1031.9 1030.0 1025.1 1020.6 1017.2 1012.6 1014.3 1021.7 1031.0 1034.6 1037.5 1026.1 1984 1036.2 1039.3 1027.5 1023.1 1020.1 1015.8 1012.5 1012.8 1024.4 1032.6 1032.7 1040.2 1026.4 1985 1034.8 1026.3 1032.3 1023.2 1021.7 1013.4 1002.3 1007.6 1012.2 1018.4 1023.0 1022.9 1019.9 1986 1024.6 1021.7 1020.8 1015.1 1010.0 1003.7 1004.5 1007.4 1013.6 1018.7 1022.4 1025.9 1015.7 1987 1025.6 1022.1 1012.9 1014.0 1010.7 1006.8 1004.7 1004.6 1012.0 1021.4 1023.0 1024.3 1015.2 1988 1022.5 1020.9 1014.5 1013.1 1008.8 1002.8 1000.6 1004.3 1010.5 1018.8 1021.9 1021.4 1013.3 1989 1025.4 1027.5 1015.7 1015.2 1012.4 1004.5 1003.3 1005.4 1010.0 1018.0 1022.6 1021.6 1015.1 1990 1023.1 1019.8 1020.0 1011.4 1008.5 1002.6 1002.5 1005.1 1009.6 1018.4 1022.4 1024.5 1014.0 1991 1024.4 1023.0 1017.5 1013.0 1007.4 1004.5 1001.9 1004.5 1011.8 1019.1 1023.2 1020.9 1014.3 1992 1023.1 1018.3 1019.2 1012.7 1012.8 1004.6 1002.7 1007.5 1012.9 1018.7 1022.3 1021.6 1014.7 1993 1026.0 1020.8 1018.3 1012.8 1010.1 1004.9 1003.6 1007.1 1010.1 1022.7 1021.8 1025.3 1015.3 1994 1022.7 1019.8 1016.4 1014.3 1009.0 1001.8 1000.3 1002.9 1015.7 1020.1 1018.9 1024.8 1013.9 1995 1024.4 1020.5 1017.7 1012.4 1011.4 1003.9 998.8 1003.4 1009.9 1018.3 1020.3 1026.4 1014.0 1996 1026.3 1019.8 1015.9 1014.2 1011.2 1004.6 1003.6 1005.7 1007.7 1017.6 1025.0 1026.0 1014.8 1997 1021.9 1021.3 1015.1 1011.9 1011.1 1003.4 999.9 1004.3 1011.4 1016.0 1022.7 1022.4 1013.5 1998 1020.7 1020.4 1016.1 1011.7 1010.5 1006.7 1001.4 1005.6 1010.5 1017.6 1021.6 1024.6 1013.9 1999 1023.1 1018.9 1016.1 1013.5 1009.1 1003.1 1001.5 1003.5 1009.4 1016.0 1020.6 1026.6 1013.4 2000 1021.5 1020.8 1016.9 1010.5 1005.4 1003.9 1003.1 1004.4 1008.8 1017.5 1023.3 1022.9 1013.3 2001 1025.2 1020.7 1016.3 1010.2 1005.4 1002.0 1001.9 1005.5 1010.8 1016.1 1020.0 1023.6 1013.1 2002 1022.4 1020.3 1016.3 1010.4 1007.8 1002.5 1003.3 1002.9 1011.5 1016.1 1022.0 1023.5 1013.3 2003 1023.2 1017.3 1016.5 1013.1 1012.0 1004.2 999.7 1004.7 1010.1 1015.5 1022.4 1025.2 1013.6 MEAN 1031.1 1028.0 1023.8 1019.4 1016.3 1010.8 1008.1 1011.1 1017.8 1024.9 1029.2 1030.9 1020.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 77 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1043.7 1041.5 1039.3 1033.6 1031.0 1023.2 1017.8 1018.4 1024.9 1038.5 1041.8 1041.5 1043.7 DAY 6 23 15 9 4 9 16 30 25 21 22 6 1960 ****** 1045.3 1043.2 1047.6 1033.8 1021.6 1021.4 1018.3 1028.8 1035.5 1044.5 1045.8 ****** DAY ** 15 16 8 6 3 17 15 25 31 27 6 1961 1051.9 1046.0 1043.2 1035.6 1029.3 1027.0 1016.6 1023.0 1027.8 1042.9 1043.9 1045.5 1051.9 DAY 10 22 4 18 2 9 24 10 29 28 29 4 1962 1047.9 1043.1 1037.0 1035.8 1028.4 1023.6 1020.1 1026.6 1038.7 1038.8 1052.5 1047.5 1052.5 DAY 20 12 4 20 13 12 31 27 25 27 23 1 1963 1040.8 1041.9 1034.0 1033.1 1027.6 1020.9 1017.7 1019.9 1034.0 1036.0 ****** 1047.8 ****** DAY 6 5 9 3 15 27 29 6 25 19 ** 27 1964 1051.5 1043.3 1033.7 1034.4 1024.4 1023.1 1015.8 1017.9 1029.7 1039.3 1047.5 1050.3 1051.5 DAY 22 1 24 25 3 3 28 26 29 29 30 11 1965 1040.6 1038.9 1042.5 1029.6 1033.2 1022.2 1016.1 1023.9 1030.2 1037.5 1038.6 1040.5 1042.5 DAY 13 1 17 7 21 3 2 10 30 29 28 4 1966 1043.7 1035.4 1037.1 1035.2 1026.7 1022.0 1017.8 1018.9 1026.1 1038.1 1047.0 1046.8 1047.0 DAY 1 26 3 6 11 3 10 17 16 18 23 30 1967 1052.1 1044.4 1043.4 1035.4 1031.1 1026.1 1017.5 1018.7 1028.3 1038.4 1035.7 1041.1 1052.1 DAY 7 28 1 4 5 8 15 25 26 15 10 28 1968 1041.5 1051.1 1042.1 1036.8 1030.1 1025.8 1020.5 1024.8 1029.7 1039.1 1041.6 1042.8 1051.1 DAY 20 7 28 1 2 1 14 30 19 30 23 24 1969 1050.3 1045.3 1039.1 1031.8 1030.6 1025.7 1014.8 1023.3 1037.5 1035.0 1043.9 1039.6 1050.3 DAY 9 3 25 15 12 2 9 25 14 15 23 12 1970 1044.4 1040.6 1037.6 1033.2 1027.3 1026.4 1018.7 1017.4 1030.4 1037.3 1046.3 1048.4 1048.4 DAY 3 4 26 27 10 12 9 14 19 27 15 16 1971 1046.2 1042.2 1039.7 1033.0 1027.7 1018.1 1016.6 1019.0 1028.9 1036.8 1040.8 1040.1 1046.2 DAY 4 4 8 10 2 9 26 21 26 12 21 29 1972 1050.9 1053.0 1039.8 1033.4 1032.5 1022.7 1017.0 1024.8 1030.5 1037.5 1039.8 1052.3 1053.0 DAY 9 1 16 16 25 2 25 25 22 26 12 28 1973 1054.3 1043.8 1043.4 1032.1 1031.1 1019.7 1014.1 1019.4 1036.1 1036.1 1042.2 1050.9 1054.3 DAY 26 7 10 11 8 3 22 31 30 1 10 26 1974 1045.8 1050.5 1043.5 1032.5 1027.9 1018.4 1017.1 1021.4 1028.0 1039.7 1046.7 1043.6 1050.5 DAY 5 4 7 13 3 11 30 27 30 14 18 31 1975 1053.6 1041.6 1040.5 1037.2 1028.3 1017.8 1015.6 1022.1 1030.5 1040.1 1045.4 1047.2 1053.6 DAY 15 14 5 4 5 17 29 18 29 21 7 25 1976 1038.4 1047.1 1040.1 1037.4 1026.4 1020.7 1015.8 1019.2 1027.7 1039.8 1048.2 1043.4 1048.2 DAY 27 21 28 4 2 15 7 27 13 31 13 13 1977 1050.7 1044.2 1043.8 1030.0 1026.9 1019.8 1014.2 1020.5 1029.5 1041.7 1040.1 1042.9 1050.7 DAY 11 4 10 2 2 6 19 31 30 24 27 13 1978 1047.7 1043.6 1037.0 1026.9 1028.4 1026.2 1020.9 1021.3 1028.6 1036.1 1047.0 1047.3 1047.7 DAY 14 7 20 3 3 9 8 30 29 11 6 24 1979 1047.9 1037.7 1043.0 1034.7 1034.0 1028.7 1018.7 1026.4 1033.5 1036.9 1047.1 1047.0 1047.9 DAY 19 19 7 18 28 11 21 29 24 10 13 23 1980 1043.4 1046.8 1034.4 1032.0 1024.1 1028.9 1019.5 1026.0 1030.4 1035.9 1040.2 1040.9 1046.8 DAY 26 3 5 2 26 2 18 31 26 31 3 17 1981 1043.6 1041.3 1039.5 1035.7 1029.5 1025.2 1020.9 1021.4 1033.6 1040.5 1041.5 1041.2 1043.6 DAY 9 5 1 3 22 9 30 3 24 25 27 12 1982 1047.8 1048.3 1038.3 1038.6 1035.3 1023.4 1019.0 1023.0 1032.5 1042.6 1044.8 1053.9 1053.9 DAY 19 20 16 5 12 4 9 27 21 26 18 10 1983 1049.6 1041.6 1039.0 1032.4 1026.2 1028.4 1019.2 1017.6 1028.0 1037.1 1045.5 1047.4 1049.6 DAY 9 11 19 30 16 1 1 27 30 20 27 25 1984 1046.1 1049.8 1037.1 1033.0 1028.3 1020.0 1015.7 1016.1 1030.8 1042.9 1040.5 1048.5 1049.8 DAY 5 19 1 5 3 5 1 31 26 22 27 19 1985 1042.2 1036.2 1050.4 1035.4 1031.3 1020.2 1005.1 1013.3 1019.9 1024.3 1030.7 1031.2 1050.4 DAY 5 8 6 18 13 6 31 31 23 26 1 15 1986 1034.7 1032.0 1029.0 1021.5 1020.5 1011.5 1008.3 1010.9 1019.8 1025.1 1032.6 1035.5 1035.5 DAY 1 18 28 5 19 3 23 29 22 15 22 7 1987 1033.3 1032.6 1026.5 1020.8 1020.5 1010.7 1010.1 1009.4 1019.1 1032.6 1035.8 1039.6 1039.6 DAY 22 12 23 2 1 22 12 8 24 29 30 2 1988 1038.0 1034.6 1024.1 1025.3 1019.9 1013.5 1005.4 1009.2 1018.9 1025.8 1030.4 1034.2 1038.0 DAY 3 7 18 9 6 1 23 21 25 17 16 30 1989 1035.1 1037.2 1026.7 1022.5 1020.9 1009.1 1005.7 1010.6 1024.2 1026.9 1027.4 1027.3 1037.2 DAY 31 4 1 9 1 3 20 20 23 24 26 10 1990 1033.3 1031.6 1032.0 1018.6 1018.6 1009.1 1006.3 1009.2 1015.8 1030.6 1031.4 1036.8 1036.8 DAY 27 1 10 8 16 8 17 31 26 19 23 28 1991 1036.4 1038.9 1027.7 1023.0 1013.9 1012.2 1006.2 1009.8 1021.5 1024.5 1029.6 1032.2 1038.9 DAY 13 15 12 15 8 24 1 23 28 14 29 18 1992 1036.8 1028.1 1034.3 1019.5 1023.3 1013.8 1006.8 1015.5 1019.4 1025.8 1030.8 1030.0 1036.8 DAY 10 17 12 4 3 7 15 31 30 18 5 29 1993 1033.2 1028.6 1029.1 1021.7 1022.7 1015.8 1008.5 1011.4 1018.5 1029.5 1030.8 1033.5 1033.5 DAY 20 9 17 1 10 23 28 26 23 9 23 7 1994 1035.4 1029.9 1025.5 1030.4 1016.8 1007.4 1005.0 1006.7 1024.2 1026.1 1024.0 1037.7 1037.7 DAY 10 18 4 6 8 9 14 16 22 26 3 8 1995 1031.2 1028.6 1027.1 1019.1 1018.4 1012.9 1003.1 1009.6 1015.3 1030.0 1032.7 1034.3 1034.3 DAY 8 26 4 1 27 1 28 25 28 18 28 11 1996 1036.2 1027.0 1022.3 1027.1 1018.1 1009.3 1011.3 1017.3 1017.9 1027.4 1036.2 1037.5 1037.5 DAY 11 28 12 5 3 12 4 30 25 20 19 7 1997 1031.8 1032.8 1030.2 1022.3 1021.3 1011.0 1005.4 1009.3 1018.5 1021.8 1033.6 1034.1 1034.1 DAY 24 8 11 14 7 8 9 25 8 9 8 29 1998 1029.1 1033.5 1025.2 1021.2 1022.2 1011.6 1006.2 1009.2 1018.7 1029.6 1027.6 1030.5 1033.5 DAY 23 23 4 12 3 5 20 25 13 10 21 9 1999 1036.2 1026.5 1027.5 1022.3 1016.2 1010.9 1006.6 1009.5 1019.9 1021.2 1028.9 1035.0 1036.2 DAY 3 12 19 23 12 17 19 19 30 27 14 1 2000 1031.9 1031.8 1028.0 1019.1 1012.4 1011.9 1007.7 1009.5 1016.0 1023.2 1034.9 1029.9 1034.9 DAY 13 10 1 3 6 14 26 20 30 16 17 18 2001 1036.3 1032.3 1028.5 1022.1 1010.1 1010.4 1008.0 1010.7 1021.1 1026.9 1029.5 1031.3 1036.3 DAY 30 10 12 2 1 2 30 15 22 11 21 18 2002 1030.6 1030.8 1034.1 1023.0 1014.5 1010.1 1009.4 1009.3 1017.2 1018.8 1031.1 1040.1 1040.1 DAY 25 6 11 1 14 25 3 31 30 24 19 4 2003 1031.0 1026.4 1034.7 1021.5 1025.8 1012.4 1004.0 1007.9 1021.0 1021.0 1035.0 1038.5 1038.5 DAY 22 13 3 19 2 7 5 29 27 15 24 13 1959-2003 1054.3 1053.0 1050.4 1047.6 1035.3 1028.9 1021.4 1026.6 1038.7 1042.9 1052.5 1053.9 1054.3 YEAR-DAY 73-26 72- 1 85- 6 60- 8 82-12 80- 2 60-17 62-27 62-25 84-22 62-23 82-10 73-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 78 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1021.4 1019.4 1017.7 1015.3 1011.4 1006.7 1008.4 1008.1 1013.9 1020.2 1022.1 1024.8 1006.7 DAY 23 26 24 19 31 28 28 3 12 15 26 10 1960 ****** 1026.0 1016.7 1018.6 1013.8 1010.1 1007.9 1009.5 1016.4 1023.4 1020.8 1029.9 ****** DAY ** 29 12 29 31 22 3 12 2 11 20 30 1961 1024.1 1024.1 1017.4 1015.7 1006.0 1007.8 1008.9 1012.8 1015.5 1024.5 1023.5 1021.3 1006.0 DAY 22 14 9 30 30 6 12 1 2 2 24 23 1962 1024.7 1014.1 1010.0 1011.9 1012.8 1006.8 1010.5 1012.7 1019.3 1019.9 1027.7 1026.5 1006.8 DAY 9 21 29 6 11 10 17 3 17 11 10 25 1963 1030.3 1023.0 1017.1 1013.8 1010.3 1011.0 1009.7 1012.7 1016.4 1025.0 ****** 1022.2 ****** DAY 30 26 6 16 30 18 6 3 4 1 ** 11 1964 1014.8 1023.4 1018.8 1007.7 1012.2 1004.7 1006.6 1007.2 1014.7 1020.6 1019.8 1026.1 1004.7 DAY 19 11 4 8 1 29 11 11 3 6 27 18 1965 1013.2 1018.1 1015.7 1008.9 1013.0 1008.2 1005.6 1011.5 1019.2 1010.0 1022.9 1028.3 1005.6 DAY 14 23 24 20 3 19 12 1 7 26 10 21 1966 1026.2 1018.6 1002.9 1013.8 1015.5 1005.4 1006.3 1008.0 1014.6 1019.5 1032.6 1020.3 1002.9 DAY 31 10 20 23 27 27 26 6 1 2 16 12 1967 1018.7 1017.8 1009.6 1009.5 1012.9 1007.6 1003.2 1009.0 1012.6 1018.4 1023.9 1019.6 1003.2 DAY 22 15 23 27 30 21 10 6 19 2 14 24 1968 1020.5 1024.4 1019.8 1011.9 1017.4 1008.3 1006.8 1009.4 1016.4 1020.0 1024.8 1023.1 1006.8 DAY 23 3 15 24 29 20 4 10 7 26 19 9 1969 1017.8 1024.3 1013.5 1015.2 1009.9 1007.9 1007.0 1008.6 1013.5 1018.9 1025.2 1028.5 1007.0 DAY 25 9 23 13 20 17 23 9 11 29 9 14 1970 1020.7 1020.9 1019.4 1009.5 1012.1 1008.8 1006.7 1007.2 1012.6 1016.9 1028.7 1022.7 1006.7 DAY 23 23 24 20 21 23 1 7 6 9 30 10 1971 1022.4 1014.4 1014.4 1010.3 1012.1 1005.1 1007.6 1011.8 1015.3 1020.8 1025.7 1019.7 1005.1 DAY 14 14 21 26 25 6 23 12 2 7 5 20 1972 1029.1 1027.1 1022.7 1010.8 1004.2 1004.8 1009.0 1005.0 1015.1 1025.2 1025.0 1027.4 1004.2 DAY 15 20 26 25 3 24 5 1 12 17 8 1 1973 1016.9 1010.0 1015.0 1014.4 1009.8 1002.2 1004.5 1008.4 1015.0 1023.6 1024.7 1027.2 1002.2 DAY 16 23 7 24 31 16 11 1 2 11 5 9 1974 1010.0 1028.1 1015.6 1011.8 1012.9 1009.8 1007.0 1011.6 1011.4 1027.5 1028.9 1025.6 1007.0 DAY 25 16 25 29 28 26 21 17 4 30 25 27 1975 1027.0 1019.0 1014.7 1017.5 1015.7 1010.4 1006.8 1006.0 1013.3 1018.6 1018.4 1024.5 1006.0 DAY 28 11 3 21 18 25 5 14 10 4 29 24 1976 1024.2 1015.1 1015.5 1015.3 1013.0 1011.2 1005.9 1010.8 1016.5 1019.6 1019.5 1025.5 1005.9 DAY 7 11 22 22 22 18 4 1 5 18 29 11 1977 1024.8 1023.0 1019.9 1012.7 1013.7 1003.6 1005.7 1005.9 1019.9 1019.9 1022.3 1025.4 1003.6 DAY 8 25 27 25 18 24 28 18 16 5 18 23 1978 1024.8 1020.1 1017.7 1013.9 1005.3 998.6 1004.7 1010.7 1014.6 1019.3 1021.0 1025.2 998.6 DAY 22 12 25 25 30 22 2 18 2 1 1 13 1979 1023.6 1019.3 1015.8 1016.4 1012.8 1009.1 1009.8 1009.7 1019.1 1021.1 1023.5 1021.8 1009.1 DAY 7 12 28 17 17 23 7 1 6 27 30 1 1980 1026.8 1017.0 1012.4 1012.5 1013.7 1006.9 1011.1 1011.2 1017.0 1019.1 1024.9 1021.6 1006.9 DAY 7 12 19 27 10 17 26 1 22 5 17 12 1981 1026.4 1022.2 1009.5 1010.1 1011.7 1009.5 1008.9 1013.6 1019.2 1021.8 1019.7 1027.8 1008.9 DAY 4 22 28 29 13 5 6 13 22 17 23 26 1982 1019.0 1021.4 1017.2 1017.0 1016.0 1012.3 1003.7 1003.3 1019.2 1022.3 1027.4 1030.8 1003.3 DAY 29 1 19 19 24 25 31 1 14 6 8 28 1983 1019.8 1018.9 1016.5 1015.6 1015.1 1009.4 1006.1 1009.4 1013.1 1019.1 1026.4 1021.5 1006.1 DAY 25 28 6 24 30 23 29 4 9 5 16 12 1984 1026.1 1024.7 1013.7 1014.8 1007.2 1010.2 1008.7 1010.5 1017.1 1019.7 1024.6 1028.2 1007.2 DAY 17 14 15 25 30 21 16 9 1 18 12 7 1985 1027.9 1011.5 1012.9 1012.6 1014.0 1000.1 998.1 1002.7 1006.3 1008.3 1017.5 1010.8 998.1 DAY 31 17 25 25 5 28 28 8 7 11 11 19 1986 1007.1 1008.3 1010.7 1008.6 1001.8 996.6 1000.1 1003.3 1009.1 1012.4 1012.0 1008.9 996.6 DAY 21 16 9 11 11 19 1 4 5 6 8 31 1987 1016.1 1011.0 1003.7 999.4 1004.3 1003.1 999.0 999.9 1005.8 1010.1 1011.3 1012.6 999.0 DAY 27 11 20 20 23 5 4 25 6 9 8 31 1988 1011.6 1010.3 1004.4 1004.2 999.2 992.0 996.0 1001.1 1004.2 1012.4 1015.2 1010.6 992.0 DAY 29 3 5 16 29 24 8 30 5 7 20 27 1989 1013.0 1009.0 1002.7 1007.2 1005.1 999.7 1000.1 999.8 1002.8 1008.1 1013.8 1011.2 999.7 DAY 3 23 30 29 28 1 7 2 19 2 17 5 1990 1014.4 1004.5 1009.5 998.4 994.7 998.1 998.3 999.7 1004.7 1010.8 1012.8 1015.3 994.7 DAY 2 16 25 16 13 17 5 8 2 3 1 26 1991 1007.6 1011.9 1004.4 1003.2 994.2 995.5 995.1 999.0 1005.6 1012.1 1014.8 1011.3 994.2 DAY 26 5 7 11 23 13 8 12 8 5 6 26 1992 1007.8 1006.5 1001.3 1005.3 1005.1 995.9 998.2 1000.9 1008.0 1012.4 1013.6 1013.4 995.9 DAY 3 25 31 19 20 27 27 2 18 6 26 20 1993 1016.0 1010.1 1004.5 1004.1 1003.9 1000.1 999.9 1002.1 1004.3 1010.4 1008.8 1016.6 999.9 DAY 9 5 22 12 21 19 13 13 8 2 14 5 1994 1010.4 1011.2 1005.7 1002.9 1002.7 996.4 996.2 995.9 1004.3 1011.8 1006.0 1004.1 995.9 DAY 17 9 13 27 2 30 21 3 1 3 26 4 1995 1016.2 1008.1 1002.0 1003.6 1003.2 995.7 991.5 998.4 1002.9 1005.3 1003.8 1019.2 991.5 DAY 13 9 27 25 8 23 17 3 21 13 26 6 1996 1014.4 1011.4 1006.1 1006.6 1003.9 997.0 999.7 999.4 1000.9 1009.1 1015.1 1017.2 997.0 DAY 7 11 26 11 30 6 29 9 9 15 10 15 1997 1010.5 1008.0 1001.2 1001.9 998.5 997.7 994.3 998.5 1001.2 1010.3 1015.2 1012.7 994.3 DAY 18 1 30 10 5 24 16 1 3 1 13 11 1998 1007.0 1007.3 1003.4 1001.9 998.1 1001.2 992.2 1001.7 1002.1 1006.7 1015.5 1017.5 992.2 DAY 14 16 30 23 30 29 6 13 7 3 1 2 1999 1010.4 1003.3 1007.5 1002.5 996.3 991.9 998.8 997.9 1003.1 1011.9 1012.4 1016.1 991.9 DAY 19 21 13 9 21 26 10 7 17 19 1 16 2000 1009.8 1008.7 1005.0 1004.4 998.2 995.7 997.4 998.6 998.1 1009.2 1013.1 1008.5 995.7 DAY 21 8 25 23 28 25 9 4 1 1 6 16 2001 1016.1 1004.9 1001.6 1001.8 998.4 996.5 995.9 1000.1 999.3 1010.7 1006.8 1015.5 995.9 DAY 20 22 26 13 31 18 11 28 1 2 19 6 2002 1011.4 1009.8 1003.3 998.2 999.9 989.2 997.8 996.8 1007.4 1011.5 1011.7 1008.2 989.2 DAY 8 27 29 4 30 21 26 9 18 13 13 22 2003 1007.0 1009.1 1003.0 1005.2 1002.6 998.7 995.1 996.2 1003.3 1010.1 1010.8 1013.2 995.1 DAY 29 21 27 28 24 30 31 1 7 6 2 7 1959-2003 1007.0 1003.3 1001.2 998.2 994.2 989.2 991.5 995.9 998.1 1005.3 1003.8 1004.1 989.2 YEAR-DAY 98-14 99-21 97-30 2- 4 91-23 2-21 95-17 94- 3 0- 1 95-13 95-26 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 79 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 868.6 864.5 866.6 867.5 865.1 864.4 861.2 862.2 864.2 868.7 868.9 869.2 865.9 1960 ****** 869.2 865.5 866.6 867.1 863.9 861.5 861.7 867.1 870.5 869.8 871.0 ****** 1961 870.4 868.2 866.1 866.6 865.7 864.4 861.7 864.2 865.4 871.0 870.5 868.5 866.9 1962 868.2 866.2 864.8 864.0 865.2 863.6 861.7 864.3 867.3 869.7 872.2 869.1 866.4 1963 868.9 867.3 863.3 863.7 862.4 863.3 861.6 863.0 867.0 869.8 868.4 868.0 865.6 1964 867.7 865.4 864.8 861.8 864.1 861.5 860.1 859.7 865.0 869.9 869.3 870.5 865.0 1965 865.4 864.1 865.8 862.5 865.1 862.7 860.7 864.1 866.9 867.8 869.1 867.8 865.2 1966 868.7 865.1 863.3 863.8 865.3 862.0 860.4 861.8 865.7 868.8 872.9 867.2 865.4 1967 868.3 864.5 862.3 863.0 864.7 862.1 859.7 861.1 864.4 869.3 867.9 866.6 864.5 1968 864.3 866.2 864.1 865.3 865.6 861.9 861.5 861.8 865.8 868.9 870.1 866.8 865.2 1969 866.2 866.9 863.8 864.5 864.4 861.6 860.2 862.8 866.1 867.8 869.4 868.2 865.2 1970 866.2 866.4 865.9 867.1 864.0 862.4 860.7 861.0 865.3 868.4 870.3 868.6 865.5 1971 869.6 863.3 866.8 863.9 864.4 860.1 860.8 862.4 867.0 869.6 870.0 866.9 865.4 1972 867.7 867.9 865.7 865.6 863.4 862.8 861.6 864.5 867.1 870.0 869.5 869.5 866.3 1973 868.6 865.6 865.7 863.5 863.4 861.1 859.5 862.7 866.6 869.6 868.9 869.4 865.4 1974 866.2 867.4 868.0 862.7 864.3 861.7 860.8 862.4 866.0 869.9 870.8 867.9 865.7 1975 868.2 865.3 864.7 866.2 864.6 861.9 860.6 861.8 865.9 868.0 870.0 869.2 865.5 1976 866.0 865.3 864.8 865.0 864.2 863.3 859.3 861.7 865.9 867.3 871.1 869.7 865.3 1977 866.7 869.2 868.5 863.8 864.5 861.2 859.1 862.4 867.1 868.8 868.7 868.3 865.7 1978 868.2 866.9 865.0 863.0 862.8 861.0 861.3 862.0 865.6 870.1 869.9 869.0 865.4 1979 868.8 865.5 865.9 865.9 866.5 864.7 862.6 863.6 869.0 870.2 872.1 868.4 866.9 1980 867.2 866.3 865.3 864.8 865.2 863.3 862.3 863.4 866.9 868.2 869.9 868.4 865.9 1981 868.1 866.1 864.8 864.2 864.9 863.5 861.8 863.7 868.3 870.9 868.9 868.9 866.2 1982 867.2 864.8 864.6 866.2 868.1 864.0 861.6 863.0 868.1 869.1 869.6 869.6 866.3 1983 867.9 866.4 865.8 865.2 864.9 864.3 861.8 862.2 865.9 869.9 871.5 870.2 866.3 1984 868.1 869.9 865.7 864.6 863.8 862.6 861.4 861.3 867.6 870.8 869.9 870.5 866.3 1985 867.8 862.6 867.7 864.5 865.3 861.3 852.5 855.0 857.3 859.2 860.6 858.2 861.0 1986 858.2 856.1 856.5 856.6 856.0 852.0 853.8 855.2 858.8 860.8 859.6 858.8 856.9 1987 860.0 858.2 852.8 856.2 856.6 854.7 853.8 853.8 857.5 860.6 860.8 859.4 857.0 1988 856.9 856.4 853.3 856.0 855.0 852.4 851.0 852.9 856.7 859.9 859.7 857.6 855.7 1989 856.6 857.8 854.3 857.2 856.7 853.7 853.5 854.1 855.8 859.9 859.9 857.6 856.4 1990 857.4 855.0 857.9 854.4 855.1 852.8 852.2 854.2 856.1 859.6 860.6 858.6 856.1 1991 857.4 857.4 855.5 855.9 852.8 853.3 851.8 853.2 857.5 860.1 860.5 856.9 856.0 1992 856.4 853.7 855.2 854.2 855.8 853.2 852.5 855.0 857.5 859.2 860.2 858.1 855.9 1993 857.8 857.1 856.1 855.5 855.5 853.6 853.1 855.4 856.7 862.2 859.3 860.4 856.9 1994 857.6 854.7 856.1 856.8 855.5 851.6 850.7 852.7 859.2 861.0 858.6 858.9 856.1 1995 859.0 856.6 856.0 855.1 856.6 852.9 850.2 853.2 856.0 859.4 858.7 860.0 856.1 1996 858.9 855.6 854.1 856.0 856.5 853.6 853.5 854.4 854.9 859.0 861.7 860.6 856.6 1997 856.8 856.2 853.3 854.5 856.4 852.8 851.0 853.5 857.6 859.0 860.1 858.0 855.7 1998 855.5 855.9 854.7 855.2 855.9 855.3 852.0 854.9 856.6 859.6 860.3 861.5 856.4 1999 857.3 856.3 854.6 855.7 855.1 852.9 851.6 853.3 855.6 858.5 858.4 861.4 855.9 2000 856.2 855.8 855.2 855.3 853.7 852.8 852.9 853.9 855.8 859.5 860.4 858.7 855.9 2001 858.2 856.2 855.7 855.2 853.7 851.9 852.1 854.6 856.7 858.8 858.8 860.0 856.0 2002 857.6 856.7 856.1 853.6 854.3 852.6 853.5 853.1 857.7 859.6 860.2 857.8 856.1 2003 857.7 854.3 855.2 856.0 856.2 852.8 850.9 854.0 856.1 858.3 859.4 859.6 855.9 MEAN 863.5 862.1 861.3 861.0 861.0 858.8 857.3 858.9 862.4 865.3 865.7 864.7 861.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 80 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 872.2 869.8 872.2 873.7 869.2 868.8 864.1 864.5 868.2 876.5 877.0 875.3 877.0 DAY 6 23 15 9 7 21 15 28 25 20 3 5 1960 ****** 875.8 872.8 878.9 871.5 868.5 867.0 865.2 870.2 875.0 874.8 876.2 ****** DAY ** 15 22 8 9 3 17 31 25 28 27 7 1961 877.4 875.8 875.8 871.4 872.6 868.7 866.0 868.0 870.6 876.0 876.0 876.8 877.4 DAY 10 22 4 27 14 11 24 10 25 25 29 5 1962 874.9 873.9 871.9 870.8 869.5 868.5 865.5 870.3 874.6 875.6 880.1 874.3 880.1 DAY 13 11 6 19 17 2 31 26 25 27 23 1 1963 871.7 874.2 869.4 870.0 866.8 868.2 865.4 865.8 875.4 873.0 873.2 872.8 875.4 DAY 28 5 23 2 20 2 29 5 24 18 3 21 1964 873.3 871.3 870.0 870.5 867.8 868.1 865.0 863.0 871.4 873.8 876.1 875.2 876.1 DAY 30 28 18 25 17 3 22 26 29 30 11 1 1965 871.1 870.8 871.7 867.8 872.6 867.8 863.2 868.4 871.6 873.6 872.9 872.8 873.6 DAY 29 1 16 25 21 2 9 9 20 5 28 4 1966 874.2 870.2 869.5 870.3 868.3 867.8 866.1 864.9 869.3 874.3 877.9 873.8 877.9 DAY 1 26 3 1 21 3 11 22 15 10 23 7 1967 873.6 872.8 872.3 869.9 870.6 867.2 865.1 865.1 868.0 875.3 871.5 872.6 875.3 DAY 6 28 3 13 3 8 15 16 26 15 10 12 1968 870.8 869.8 873.5 872.7 870.0 868.8 865.0 867.2 869.2 874.0 874.6 874.1 874.6 DAY 12 7 27 1 8 1 26 30 19 16 24 23 1969 873.2 873.4 870.9 870.8 870.5 868.0 862.4 868.1 873.8 871.4 875.9 872.6 875.9 DAY 9 3 12 23 22 3 26 31 14 9 23 20 1970 874.6 871.3 871.6 870.9 868.6 867.2 864.5 865.3 870.2 874.7 877.8 875.8 877.8 DAY 3 2 26 13 23 11 23 30 18 12 15 31 1971 877.0 870.6 872.1 870.6 868.8 863.7 863.0 866.4 870.5 875.9 876.3 872.5 877.0 DAY 4 4 17 21 2 18 26 21 23 11 20 11 1972 876.4 873.4 872.8 870.3 872.1 868.7 864.9 867.6 871.5 875.9 874.0 876.1 876.4 DAY 5 1 16 8 25 2 24 9 17 26 12 27 1973 878.2 873.4 873.6 869.1 871.8 867.8 863.4 865.3 873.0 872.8 875.1 878.7 878.7 DAY 26 7 10 11 8 3 22 21 30 6 12 27 1974 875.3 872.6 873.2 867.9 867.8 865.2 864.4 866.0 869.1 875.1 877.9 873.2 877.9 DAY 5 4 10 4 9 1 29 26 22 14 18 3 1975 878.6 871.6 870.9 872.4 870.0 865.5 863.7 867.3 872.7 873.4 875.3 875.6 878.6 DAY 15 18 31 8 20 17 28 18 19 20 7 25 1976 870.7 874.1 870.4 869.6 867.1 866.7 862.7 864.0 870.9 874.4 877.1 876.2 877.1 DAY 27 21 5 4 2 21 6 27 11 31 14 16 1977 874.1 874.7 877.5 868.1 868.3 865.8 862.8 866.7 872.4 874.0 873.9 875.4 877.5 DAY 5 16 10 1 2 6 13 23 30 24 27 13 1978 874.8 872.2 870.2 868.5 868.1 869.2 866.2 865.9 870.4 874.1 877.9 878.6 878.6 DAY 13 5 20 12 3 8 8 21 28 11 27 24 1979 878.1 871.4 871.3 871.1 873.0 870.6 866.5 869.9 873.2 875.7 878.0 875.1 878.1 DAY 18 13 5 25 27 11 21 29 23 9 13 23 1980 872.4 872.5 870.9 871.9 869.1 870.2 867.5 869.1 872.9 872.1 875.8 873.7 875.8 DAY 10 22 25 21 16 2 18 30 26 7 3 17 1981 875.9 871.1 873.0 870.7 872.2 868.6 866.4 866.5 872.6 875.2 874.6 874.5 875.9 DAY 9 5 6 20 22 9 30 3 27 29 16 12 1982 874.4 873.0 871.2 875.4 874.4 870.2 866.3 866.7 872.4 874.2 877.0 876.2 877.0 DAY 19 11 16 4 10 7 8 16 20 25 18 10 1983 877.9 873.9 871.9 870.1 870.8 871.2 866.5 865.5 870.0 875.5 879.5 877.7 879.5 DAY 8 11 14 27 16 1 1 8 20 28 26 4 1984 876.2 876.2 871.8 871.0 868.8 866.4 863.8 863.9 870.6 877.2 877.9 877.3 877.9 DAY 5 23 4 14 17 5 1 30 22 9 27 16 1985 871.6 869.7 877.5 873.2 871.9 866.9 855.2 858.2 863.4 863.5 865.6 863.7 877.5 DAY 13 24 6 17 12 6 4 30 22 6 1 9 1986 863.5 862.7 862.2 862.9 861.8 857.3 856.7 858.2 863.4 865.8 865.1 867.7 867.7 DAY 25 22 28 5 20 2 31 24 22 15 16 7 1987 865.8 865.6 860.8 861.0 862.2 857.6 856.6 858.3 861.7 865.6 867.4 867.7 867.7 DAY 20 1 23 22 1 28 11 8 26 29 30 1 1988 867.2 864.4 860.6 863.7 860.5 858.3 853.8 858.1 861.3 864.9 865.8 863.8 867.2 DAY 3 7 17 9 5 1 30 21 14 17 6 30 1989 864.4 864.3 859.5 861.2 860.2 856.6 857.2 857.2 863.8 866.4 863.7 860.6 866.4 DAY 22 8 1 11 21 4 10 19 23 27 8 1 1990 863.1 862.6 866.3 859.4 860.5 855.9 855.8 856.6 859.1 867.0 866.9 864.0 867.0 DAY 20 8 10 25 16 5 15 3 28 19 23 5 1991 864.1 866.8 860.7 860.8 857.0 857.9 855.0 855.9 861.3 863.0 864.1 863.3 866.8 DAY 12 15 29 16 9 17 1 22 17 21 24 7 1992 865.6 858.6 862.8 858.0 860.2 857.7 856.1 859.7 860.8 863.5 867.0 862.8 867.0 DAY 10 13 13 12 29 7 6 31 30 30 4 1 1993 864.9 863.2 862.5 862.1 860.6 860.5 857.0 858.1 862.6 867.0 864.1 865.0 867.0 DAY 6 9 17 1 10 23 28 18 23 17 21 27 1994 865.8 861.7 861.2 864.8 859.0 855.5 853.1 856.2 865.1 864.3 863.2 864.7 865.8 DAY 10 18 18 5 8 9 13 15 23 23 2 8 1995 864.3 861.0 861.8 858.8 860.2 858.0 853.3 858.2 860.7 866.5 864.3 864.7 866.5 DAY 7 12 3 1 26 1 4 25 13 25 16 11 1996 864.7 859.6 858.3 860.5 860.2 856.3 859.6 860.8 862.1 865.8 869.2 866.4 869.2 DAY 10 13 12 5 4 12 3 29 25 2 19 8 1997 863.3 861.6 864.6 859.6 861.6 857.6 853.9 856.6 861.6 862.9 867.7 865.0 867.7 DAY 8 25 11 23 12 8 9 24 19 9 8 29 1998 862.6 865.2 861.0 864.3 861.8 859.4 855.4 858.0 860.7 865.0 866.4 866.0 866.4 DAY 4 23 27 12 9 6 19 19 13 10 21 10 1999 865.9 863.1 860.8 860.9 859.8 857.8 855.2 858.1 860.6 861.0 864.8 867.1 867.1 DAY 2 12 31 23 28 9 19 20 30 26 14 11 2000 862.7 862.1 861.1 859.5 860.1 857.3 857.1 857.6 860.3 863.3 869.0 863.5 869.0 DAY 25 29 27 4 5 3 30 23 29 16 17 4 2001 861.7 865.2 864.8 862.7 857.5 859.0 855.9 858.1 862.4 865.0 863.2 865.2 865.2 DAY 3 10 2 5 15 2 29 5 22 10 5 18 2002 862.8 863.1 866.3 861.6 859.2 857.5 857.5 857.3 862.5 863.3 866.5 865.4 866.5 DAY 26 19 11 1 24 25 3 30 21 10 18 4 2003 863.0 860.6 863.3 860.3 862.1 856.1 854.7 856.5 861.8 861.4 867.5 865.9 867.5 DAY 12 13 3 7 2 9 4 4 27 15 25 12 1959-2003 878.6 876.2 877.5 878.9 874.4 871.2 867.5 870.3 875.4 877.2 880.1 878.7 880.1 YEAR-DAY 75-15 84-23 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 81 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 858.3 856.2 852.8 861.4 860.2 856.7 858.5 858.4 860.1 863.2 861.0 865.0 852.8 DAY 23 17 1 19 20 28 27 3 12 30 26 10 1960 ****** 864.5 855.2 862.0 860.5 858.3 858.0 857.8 863.6 865.0 859.0 862.6 ****** DAY ** 29 12 20 31 21 1 12 2 9 20 30 1961 863.4 862.2 856.8 859.8 855.2 856.4 858.9 861.3 861.6 865.4 863.7 859.0 855.2 DAY 22 14 9 2 30 6 12 7 1 1 24 22 1962 861.6 857.0 855.6 855.9 858.8 857.0 859.1 860.3 863.2 862.1 867.7 862.5 855.6 DAY 9 21 29 6 11 10 13 20 12 10 10 25 1963 866.6 861.4 858.3 857.2 856.5 859.4 859.3 860.2 862.0 866.5 864.1 857.3 856.5 DAY 4 14 20 16 11 16 6 12 3 27 13 11 1964 849.7 860.0 858.6 852.6 857.6 855.1 857.0 856.4 860.9 863.3 856.7 863.8 849.7 DAY 19 11 4 9 12 29 31 18 12 6 27 18 1965 855.1 855.0 856.9 854.4 860.3 858.1 856.2 860.8 863.7 857.1 864.3 863.7 854.4 DAY 11 23 24 4 4 19 12 1 17 25 9 20 1966 864.6 858.3 849.1 857.1 861.6 855.8 856.8 857.5 861.6 862.3 867.0 859.5 849.1 DAY 27 10 20 14 26 27 17 5 8 15 16 12 1967 857.5 856.6 849.8 852.9 859.3 857.0 854.0 857.1 859.7 862.9 864.5 857.9 849.8 DAY 22 15 24 27 19 21 10 6 17 3 26 24 1968 856.4 858.8 859.2 856.2 861.5 857.0 856.0 857.8 861.4 862.6 864.1 859.7 856.0 DAY 23 3 18 24 18 23 4 1 7 26 19 9 1969 851.6 861.1 857.1 856.3 857.5 857.3 857.3 857.1 860.7 860.5 863.8 862.2 851.6 DAY 25 9 21 13 2 22 18 8 11 29 9 14 1970 856.4 858.0 860.1 859.7 859.9 858.7 857.3 857.7 859.4 861.5 865.1 861.3 856.4 DAY 23 23 24 20 21 10 1 7 6 9 30 15 1971 857.5 853.0 857.6 857.4 859.7 854.0 856.9 859.5 862.9 863.4 864.5 856.4 853.0 DAY 14 14 21 14 11 6 23 9 2 1 5 20 1972 861.1 860.4 861.3 858.5 855.1 855.3 858.4 855.0 862.1 866.6 864.3 862.8 855.0 DAY 23 20 3 25 3 24 7 1 11 17 8 17 1973 855.2 854.3 856.0 859.4 859.0 853.8 855.5 859.5 862.3 866.2 863.7 861.0 853.8 DAY 16 23 7 19 30 16 16 5 2 18 19 7 1974 847.9 862.1 860.6 856.7 859.5 858.0 856.3 858.4 859.7 866.8 864.6 860.6 847.9 DAY 25 19 25 29 27 3 20 16 3 27 27 27 1975 861.4 855.9 854.9 859.3 860.0 858.5 857.9 856.5 859.2 861.9 857.0 863.5 854.9 DAY 28 11 3 25 15 30 1 14 10 4 29 24 1976 860.5 856.4 857.0 860.7 860.0 859.9 856.4 859.5 862.5 862.4 858.2 862.2 856.4 DAY 13 11 22 22 28 6 4 31 19 18 29 11 1977 859.7 860.2 862.8 856.5 859.9 856.0 855.2 856.4 863.6 863.5 860.9 861.8 855.2 DAY 9 25 27 8 17 23 2 18 16 26 18 10 1978 859.6 857.6 857.9 858.5 852.6 849.6 856.5 859.1 859.8 863.1 863.5 860.8 849.6 DAY 26 12 25 25 30 22 2 5 2 1 1 16 1979 860.6 858.4 858.1 860.9 858.4 858.0 858.4 858.8 864.6 865.1 862.0 860.8 858.0 DAY 7 11 28 17 17 23 6 6 6 27 30 1 1980 860.4 857.3 853.6 859.5 859.3 855.4 858.8 860.5 862.8 864.8 863.6 861.5 853.6 DAY 24 12 19 27 10 17 3 1 14 5 25 12 1981 860.3 859.5 853.4 851.8 857.9 857.4 858.4 860.9 865.4 866.6 861.1 863.6 851.8 DAY 3 3 28 2 13 5 6 13 29 17 23 26 1982 855.1 858.1 858.2 860.2 861.9 860.4 855.1 854.9 864.1 864.7 863.4 862.8 854.9 DAY 29 5 19 18 24 26 31 1 14 21 14 8 1983 858.0 857.4 858.5 860.7 861.1 859.5 856.6 858.7 862.1 863.3 866.6 859.8 856.6 DAY 25 28 6 2 3 22 27 4 9 5 12 12 1984 860.5 861.3 856.1 858.7 857.8 858.2 858.8 858.6 863.2 862.3 862.7 861.4 856.1 DAY 17 8 15 26 30 21 16 8 8 18 12 7 1985 863.6 854.0 856.4 860.2 860.4 851.1 849.1 851.4 853.2 852.0 857.5 849.8 849.1 DAY 17 17 25 11 5 30 20 8 7 11 8 19 1986 845.9 846.1 850.3 851.9 850.0 847.8 851.0 852.3 855.4 857.3 853.8 849.2 845.9 DAY 20 16 9 11 11 19 20 6 4 1 8 31 1987 852.6 852.1 845.0 849.0 852.2 850.8 848.6 850.4 854.6 854.3 856.3 849.7 845.0 DAY 3 11 14 5 23 13 3 25 6 9 7 31 1988 848.5 852.3 846.8 849.4 850.0 845.3 847.5 850.1 853.0 855.1 853.6 848.2 845.3 DAY 29 3 5 1 29 24 1 30 1 31 20 26 1989 849.4 844.8 844.0 852.2 853.5 850.2 851.1 848.8 851.1 853.1 855.2 851.4 844.0 DAY 3 23 30 29 7 11 31 1 13 2 20 5 1990 851.7 844.5 851.4 845.8 845.1 849.1 848.7 851.2 853.3 856.2 853.5 851.4 844.5 DAY 5 16 25 16 13 27 4 7 18 14 1 25 1991 846.5 850.8 844.2 849.0 843.3 847.8 846.9 849.6 852.9 857.3 855.1 849.4 843.3 DAY 26 8 7 5 23 12 14 12 3 5 5 26 1992 848.3 846.8 846.5 848.1 852.0 847.5 849.2 850.4 853.8 856.3 850.7 852.2 846.5 DAY 3 11 31 19 19 27 19 1 18 6 26 28 1993 848.9 850.8 845.5 849.5 852.5 850.5 851.1 851.7 853.9 856.3 850.0 853.2 845.5 DAY 9 5 22 13 29 3 13 13 4 2 14 5 1994 848.9 847.2 848.1 849.0 849.8 847.4 847.0 848.1 853.0 857.1 845.8 847.0 845.8 DAY 17 12 15 3 1 30 21 2 1 3 26 4 1995 854.1 849.9 845.4 848.0 851.6 847.8 845.8 849.7 853.1 853.7 846.8 854.8 845.4 DAY 1 24 27 25 9 23 1 3 21 13 26 6 1996 853.1 848.5 848.5 849.3 853.0 849.1 850.7 850.3 849.1 853.2 855.7 854.4 848.5 DAY 20 5 26 10 30 6 6 8 19 27 29 25 1997 848.7 847.7 846.0 847.2 848.1 848.4 846.1 849.8 851.4 856.0 856.0 851.4 846.0 DAY 17 1 30 10 5 24 16 14 2 24 14 11 1998 846.5 844.5 847.1 848.9 846.6 852.0 845.7 851.4 852.4 853.8 856.8 854.3 844.5 DAY 13 16 2 24 30 24 6 13 3 2 1 21 1999 850.2 846.9 847.7 847.6 846.6 845.7 848.8 848.8 851.7 855.6 853.9 855.4 845.7 DAY 19 21 3 9 21 26 12 7 16 25 28 16 2000 846.8 847.7 849.8 852.2 849.4 847.5 849.6 850.1 849.0 855.4 854.0 848.5 846.8 DAY 21 7 9 23 20 25 11 31 1 1 7 16 2001 853.6 846.3 845.3 848.4 848.4 847.7 846.5 849.6 850.3 854.3 852.1 854.8 845.3 DAY 20 21 26 13 9 18 18 27 1 31 19 5 2002 851.1 851.7 848.9 842.6 850.2 844.1 849.1 848.7 853.5 856.1 854.2 847.3 842.6 DAY 12 28 23 4 12 21 25 17 18 22 13 22 2003 847.0 845.8 848.0 851.9 851.7 848.4 847.7 849.3 850.4 854.5 853.3 853.5 845.8 DAY 29 19 27 15 30 30 1 1 7 27 14 7 1959-2003 845.9 844.5 844.0 842.6 843.3 844.1 845.7 848.1 849.0 852.0 845.8 847.0 842.6 YEAR-DAY 86-20 90-16 89-30 2- 4 91-23 2-21 98- 6 94- 2 0- 1 85-11 94-26 94- 4 2- 4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 82 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1033.6 1028.9 1031.3 1032.4 1029.6 1028.8 1025.1 1026.3 1028.5 1033.8 1034.0 1034.3 1030.5 1960 ****** 1034.3 1030.1 1031.3 1031.8 1028.2 1025.4 1025.7 1031.9 1035.8 1035.0 1036.3 ****** 1961 1035.6 1033.1 1030.7 1031.3 1030.3 1028.8 1025.7 1028.5 1029.9 1036.3 1035.8 1033.5 1031.6 1962 1033.2 1030.8 1029.3 1028.3 1029.7 1027.9 1025.6 1028.7 1032.1 1034.9 1037.8 1034.2 1031.0 1963 1034.0 1032.1 1027.5 1027.9 1026.5 1027.5 1025.6 1027.2 1031.8 1035.0 1033.4 1033.0 1030.1 1964 1032.5 1029.9 1029.3 1025.8 1028.5 1025.5 1023.9 1023.4 1029.5 1035.1 1034.4 1035.8 1029.5 1965 1029.9 1028.4 1030.4 1026.6 1029.5 1026.9 1024.6 1028.5 1031.7 1032.7 1034.2 1032.7 1029.7 1966 1033.7 1029.5 1027.5 1028.1 1029.9 1026.1 1024.1 1025.7 1030.3 1033.9 1038.6 1032.0 1029.9 1967 1033.3 1028.9 1026.4 1027.2 1029.1 1026.2 1023.4 1025.0 1028.8 1034.4 1032.8 1031.3 1028.9 1968 1028.7 1030.9 1028.4 1029.8 1030.2 1025.9 1025.4 1025.8 1030.4 1034.0 1035.3 1031.6 1029.7 1969 1030.9 1031.7 1028.1 1028.9 1028.8 1025.5 1023.9 1027.0 1030.7 1032.7 1034.6 1033.2 1029.7 1970 1030.8 1031.1 1030.6 1031.9 1028.3 1026.5 1024.6 1024.9 1029.8 1033.4 1035.6 1033.6 1030.1 1971 1034.8 1027.5 1031.6 1028.2 1028.7 1023.8 1024.6 1026.5 1031.7 1034.8 1035.3 1031.7 1029.9 1972 1032.6 1032.8 1030.3 1030.1 1027.6 1026.9 1025.5 1028.8 1031.9 1035.2 1034.7 1034.7 1030.9 1973 1033.6 1030.2 1030.3 1027.7 1027.6 1025.0 1023.1 1026.8 1031.3 1034.8 1033.9 1034.6 1029.9 1974 1030.9 1032.3 1032.9 1026.8 1028.6 1025.7 1024.6 1026.4 1030.7 1035.1 1036.2 1032.8 1030.2 1975 1033.2 1029.8 1029.2 1030.8 1029.0 1025.9 1024.4 1025.8 1030.5 1032.9 1035.3 1034.3 1030.1 1976 1030.6 1029.8 1029.2 1029.5 1028.6 1027.5 1022.9 1025.7 1030.5 1032.1 1036.5 1034.9 1029.8 1977 1031.5 1034.3 1033.5 1028.1 1028.9 1025.1 1022.7 1026.5 1031.9 1033.8 1033.7 1033.3 1030.3 1978 1033.1 1031.7 1029.5 1027.1 1026.9 1024.9 1025.2 1026.0 1030.1 1035.3 1035.2 1034.1 1029.9 1979 1033.8 1030.1 1030.5 1030.5 1031.2 1029.1 1026.7 1027.9 1034.0 1035.4 1037.6 1033.4 1031.7 1980 1032.0 1030.9 1029.8 1029.2 1029.7 1027.5 1026.3 1027.7 1031.6 1033.2 1035.1 1033.4 1030.5 1981 1033.1 1030.7 1029.3 1028.5 1029.3 1027.8 1025.8 1028.0 1033.3 1036.2 1034.0 1033.9 1030.8 1982 1032.0 1029.3 1029.0 1030.9 1033.0 1028.3 1025.6 1027.1 1033.1 1034.1 1034.8 1034.7 1031.0 1983 1032.9 1031.1 1030.3 1029.7 1029.4 1028.6 1025.8 1026.3 1030.5 1035.1 1037.0 1035.4 1031.0 1984 1033.1 1035.1 1030.2 1029.0 1028.1 1026.7 1025.3 1025.2 1032.4 1036.1 1035.1 1035.9 1031.0 1985 1032.7 1026.7 1032.6 1028.9 1029.8 1025.2 1015.0 1018.0 1020.6 1022.8 1024.4 1021.6 1024.9 1986 1021.6 1019.3 1019.7 1019.8 1019.1 1014.5 1016.6 1018.2 1022.3 1024.7 1023.2 1022.3 1020.1 1987 1023.7 1021.6 1015.4 1019.3 1019.8 1017.6 1016.6 1016.5 1020.9 1024.4 1024.6 1023.0 1020.3 1988 1020.1 1019.6 1016.0 1019.1 1018.0 1015.0 1013.4 1015.6 1019.9 1023.6 1023.4 1021.0 1018.7 1989 1019.8 1021.2 1017.1 1020.5 1019.9 1016.5 1016.3 1016.9 1018.9 1023.7 1023.6 1021.0 1019.6 1990 1020.7 1017.9 1021.3 1017.2 1018.0 1015.4 1014.7 1017.1 1019.3 1023.3 1024.4 1022.1 1019.3 1991 1020.8 1020.7 1018.5 1019.0 1015.5 1016.0 1014.3 1015.8 1020.8 1023.8 1024.3 1020.2 1019.1 1992 1019.6 1016.5 1018.2 1017.1 1018.9 1015.8 1015.1 1018.0 1020.8 1022.8 1024.0 1021.5 1019.0 1993 1021.2 1020.4 1019.2 1018.6 1018.5 1016.4 1015.8 1018.4 1020.0 1026.2 1022.9 1024.1 1020.1 1994 1020.9 1017.6 1019.2 1020.0 1018.6 1014.1 1013.0 1015.3 1022.8 1024.9 1022.1 1022.4 1019.2 1995 1022.5 1019.7 1019.1 1018.1 1019.9 1015.5 1012.5 1015.9 1019.1 1023.1 1022.2 1023.7 1019.3 1996 1022.4 1018.7 1017.0 1019.2 1019.6 1016.4 1016.2 1017.3 1017.8 1022.6 1025.7 1024.4 1019.8 1997 1020.0 1019.3 1015.9 1017.3 1019.6 1015.4 1013.4 1016.2 1020.9 1022.5 1023.8 1021.4 1018.8 1998 1018.5 1019.0 1017.6 1018.2 1019.0 1018.2 1014.5 1017.9 1019.8 1023.3 1024.1 1025.4 1019.6 1999 1020.6 1019.5 1017.5 1018.7 1018.0 1015.5 1014.1 1016.0 1018.7 1022.0 1021.9 1025.3 1019.0 2000 1019.3 1018.8 1018.2 1018.4 1016.5 1015.4 1015.6 1016.7 1018.9 1023.1 1024.2 1022.2 1018.9 2001 1021.7 1019.3 1018.8 1018.2 1016.5 1014.4 1014.6 1017.5 1019.9 1022.4 1022.3 1023.7 1019.1 2002 1021.0 1019.9 1019.2 1016.4 1017.1 1015.2 1016.3 1015.7 1021.1 1023.2 1023.9 1021.2 1019.2 2003 1021.0 1017.1 1018.2 1019.2 1019.4 1015.5 1013.2 1016.8 1019.3 1021.8 1023.0 1023.3 1019.0 MEAN 1027.8 1026.2 1025.2 1024.9 1024.9 1022.3 1020.6 1022.5 1026.5 1029.8 1030.3 1029.1 1025.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 83 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1037.8 1035.0 1037.8 1039.5 1034.3 1033.8 1028.4 1028.9 1033.2 1042.7 1043.3 1041.3 1043.3 DAY 6 23 15 9 7 21 15 28 25 20 3 5 1960 ****** 1041.9 1038.5 1045.5 1037.0 1033.5 1031.8 1029.7 1035.5 1041.0 1040.8 1042.4 ****** DAY ** 15 22 8 9 3 17 31 25 28 27 7 1961 1043.8 1041.9 1041.9 1036.8 1038.2 1033.7 1030.6 1032.9 1035.9 1042.1 1042.1 1043.1 1043.8 DAY 10 22 4 27 14 11 24 10 25 25 29 5 1962 1040.9 1039.7 1037.4 1036.1 1034.7 1033.5 1030.0 1035.6 1040.5 1041.7 1046.9 1040.2 1046.9 DAY 13 11 6 19 17 2 31 26 25 27 23 1 1963 1037.2 1040.1 1034.5 1035.2 1031.5 1033.2 1029.9 1030.4 1041.4 1038.7 1038.9 1038.5 1041.4 DAY 28 5 23 2 20 2 29 5 24 18 3 21 1964 1039.0 1036.7 1035.2 1035.8 1032.7 1033.0 1029.5 1027.2 1036.8 1039.6 1042.3 1041.2 1042.3 DAY 30 28 18 25 17 3 22 26 29 30 11 1 1965 1036.5 1036.1 1037.2 1032.7 1038.2 1032.7 1027.4 1033.4 1037.1 1039.4 1038.6 1038.5 1039.4 DAY 29 1 16 25 21 2 9 9 20 5 28 4 1966 1040.1 1035.5 1034.7 1035.6 1033.3 1032.7 1030.7 1029.4 1034.4 1040.2 1044.3 1039.6 1044.3 DAY 1 26 3 1 21 3 11 22 15 10 23 7 1967 1039.4 1038.5 1037.9 1035.1 1035.9 1032.0 1029.6 1029.6 1032.9 1041.3 1037.0 1038.2 1041.3 DAY 6 28 3 13 3 8 15 16 26 15 10 12 1968 1036.1 1035.0 1039.3 1038.3 1035.2 1033.8 1029.5 1032.0 1034.3 1039.8 1040.5 1040.0 1040.5 DAY 12 7 27 1 8 1 26 30 19 16 24 23 1969 1038.9 1039.1 1036.3 1036.1 1035.8 1032.9 1026.5 1033.0 1039.6 1036.8 1042.0 1038.2 1042.0 DAY 9 3 12 23 22 3 26 31 14 9 23 20 1970 1040.5 1036.7 1037.1 1036.3 1033.6 1032.0 1028.9 1029.8 1035.5 1040.6 1044.2 1041.9 1044.2 DAY 3 2 26 13 23 11 23 30 18 12 15 31 1971 1043.3 1035.9 1037.6 1035.9 1033.8 1028.0 1027.2 1031.1 1035.8 1042.0 1042.5 1038.1 1043.3 DAY 4 4 17 21 2 18 26 21 23 11 20 11 1972 1042.6 1039.1 1038.5 1035.6 1037.6 1033.7 1029.4 1032.5 1037.0 1042.0 1039.8 1042.3 1042.6 DAY 5 1 16 8 25 2 24 9 17 26 12 27 1973 1044.7 1039.1 1039.4 1034.2 1037.3 1032.7 1027.6 1029.8 1038.7 1038.5 1041.1 1045.2 1045.2 DAY 26 7 10 11 8 3 22 21 30 6 12 27 1974 1041.3 1038.2 1038.9 1032.8 1032.7 1029.7 1028.8 1030.6 1034.2 1041.1 1044.3 1038.9 1044.3 DAY 5 4 10 4 9 1 29 26 22 14 18 3 1975 1045.1 1037.1 1036.3 1038.0 1035.2 1030.0 1028.0 1032.1 1038.3 1039.1 1041.3 1041.7 1045.1 DAY 15 18 31 8 20 17 28 18 19 20 7 25 1976 1036.0 1040.0 1035.7 1034.8 1031.9 1031.4 1026.8 1028.3 1036.3 1040.3 1043.4 1042.4 1043.4 DAY 27 21 5 4 2 21 6 27 11 31 14 16 1977 1040.0 1040.6 1043.9 1033.0 1033.3 1030.4 1026.9 1031.4 1038.0 1039.8 1039.7 1041.4 1043.9 DAY 5 16 10 1 2 6 13 23 30 24 27 13 1978 1040.8 1037.8 1035.5 1033.5 1033.0 1034.3 1030.9 1030.5 1035.7 1040.0 1044.3 1045.1 1045.1 DAY 13 5 20 12 3 8 8 21 28 11 27 24 1979 1044.6 1036.8 1036.7 1036.5 1038.7 1035.9 1031.2 1035.1 1038.9 1041.8 1044.4 1041.1 1044.6 DAY 18 13 5 25 27 11 21 29 23 9 13 23 1980 1038.0 1038.1 1036.3 1037.4 1034.2 1035.5 1032.4 1034.2 1038.6 1037.6 1041.9 1039.5 1041.9 DAY 10 22 25 21 16 2 18 30 26 7 3 17 1981 1042.0 1036.5 1038.7 1036.0 1037.8 1033.6 1031.1 1031.2 1038.2 1041.2 1040.5 1040.4 1042.0 DAY 9 5 6 20 22 9 30 3 27 29 16 12 1982 1040.3 1038.7 1036.6 1041.4 1040.3 1035.5 1031.0 1031.4 1038.0 1040.1 1043.3 1042.4 1043.3 DAY 19 11 16 4 10 7 8 16 20 25 18 10 1983 1044.3 1039.7 1037.4 1035.3 1036.1 1036.6 1031.2 1030.0 1035.2 1041.6 1046.2 1044.1 1046.2 DAY 8 11 14 27 16 1 1 8 20 28 26 4 1984 1042.4 1042.4 1037.3 1036.4 1033.8 1031.1 1028.1 1028.2 1035.9 1043.5 1044.3 1043.6 1044.3 DAY 5 23 4 14 17 5 1 30 22 9 27 16 1985 1037.1 1034.9 1043.9 1038.9 1037.4 1031.7 1018.2 1021.6 1027.6 1027.7 1030.2 1028.0 1043.9 DAY 13 24 6 17 12 6 4 30 22 6 1 9 1986 1027.7 1026.8 1026.2 1027.1 1025.8 1020.6 1019.9 1021.6 1027.6 1030.4 1029.6 1032.6 1032.6 DAY 25 22 28 5 20 2 31 24 22 15 16 7 1987 1030.4 1030.2 1024.6 1024.9 1026.2 1020.9 1019.8 1021.8 1025.7 1030.2 1032.2 1032.6 1032.6 DAY 20 1 23 22 1 28 11 8 26 29 30 1 1988 1032.0 1028.8 1024.4 1028.0 1024.3 1021.8 1016.6 1021.5 1025.2 1029.4 1030.4 1028.1 1032.0 DAY 3 7 17 9 5 1 30 21 14 17 6 30 1989 1028.8 1028.7 1023.1 1025.1 1023.9 1019.8 1020.5 1020.5 1028.1 1031.1 1028.0 1024.4 1031.1 DAY 22 8 1 11 21 4 10 19 23 27 8 1 1990 1027.3 1026.7 1031.0 1023.0 1024.3 1019.0 1018.9 1019.8 1022.7 1031.8 1031.7 1028.3 1031.8 DAY 20 8 10 25 16 5 15 3 28 19 23 5 1991 1028.4 1031.5 1024.5 1024.6 1020.3 1021.3 1018.0 1019.0 1025.2 1027.2 1028.4 1027.5 1031.5 DAY 12 15 29 16 9 17 1 22 17 21 24 7 1992 1030.2 1022.1 1026.9 1021.4 1023.9 1021.1 1019.2 1023.4 1024.6 1027.7 1031.8 1026.9 1031.8 DAY 10 13 13 12 29 7 6 31 30 30 4 1 1993 1029.4 1027.4 1026.6 1026.1 1024.4 1024.3 1020.3 1021.5 1026.7 1031.8 1028.4 1029.5 1031.8 DAY 6 9 17 1 10 23 28 18 23 17 21 27 1994 1030.4 1025.7 1025.1 1029.2 1022.6 1018.5 1015.8 1019.3 1029.6 1028.7 1027.4 1029.1 1030.4 DAY 10 18 18 5 8 9 13 15 23 23 2 8 1995 1028.7 1024.9 1025.8 1022.3 1023.9 1021.4 1016.0 1021.6 1024.5 1031.2 1028.7 1029.1 1031.2 DAY 7 12 3 1 26 1 4 25 13 25 16 11 1996 1029.1 1023.3 1021.8 1024.3 1023.9 1019.4 1023.3 1024.6 1026.1 1030.4 1034.3 1031.1 1034.3 DAY 10 13 12 5 4 12 3 29 25 2 19 8 1997 1027.5 1025.6 1029.0 1023.3 1025.6 1020.9 1016.7 1019.8 1025.6 1027.1 1032.6 1029.5 1032.6 DAY 8 25 11 23 12 8 9 24 19 9 8 29 1998 1026.7 1029.7 1024.9 1028.7 1025.8 1023.0 1018.4 1021.4 1024.5 1029.5 1031.1 1030.6 1031.1 DAY 4 23 27 12 9 6 19 19 13 10 21 10 1999 1030.5 1027.3 1024.6 1024.7 1023.5 1021.2 1018.2 1021.5 1024.4 1024.9 1029.2 1031.9 1031.9 DAY 2 12 31 23 28 9 19 20 30 26 14 11 2000 1026.8 1026.1 1025.0 1023.1 1023.8 1020.6 1020.4 1020.9 1024.1 1027.5 1034.1 1027.7 1034.1 DAY 25 29 27 4 5 3 30 23 29 16 17 4 2001 1025.7 1029.7 1029.2 1026.8 1020.8 1022.6 1019.0 1021.5 1026.5 1029.5 1027.4 1029.7 1029.7 DAY 3 10 2 5 15 2 29 5 22 10 5 18 2002 1026.9 1027.3 1031.0 1025.6 1022.8 1020.8 1020.8 1020.6 1026.6 1027.5 1031.2 1029.9 1031.2 DAY 26 19 11 1 24 25 3 30 21 10 18 4 2003 1027.2 1024.4 1027.5 1024.1 1026.1 1019.2 1017.6 1019.7 1025.8 1025.3 1032.4 1030.5 1032.4 DAY 12 13 3 7 2 9 4 4 27 15 25 12 1959-2003 1045.1 1042.4 1043.9 1045.5 1040.3 1036.6 1032.4 1035.6 1041.4 1043.5 1046.9 1045.2 1046.9 YEAR-DAY 75-15 84-23 77-10 60- 8 82-10 83- 1 80-18 62-26 63-24 84- 9 62-23 73-27 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 84 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1021.8 1019.3 1015.4 1025.3 1023.9 1019.9 1022.0 1021.9 1023.8 1027.4 1024.9 1029.5 1015.4 DAY 23 17 1 19 20 28 27 3 12 30 26 10 1960 ****** 1028.9 1018.2 1026.0 1024.3 1021.8 1021.4 1021.2 1027.9 1029.5 1022.6 1026.7 ****** DAY ** 29 12 20 31 21 1 12 2 9 20 30 1961 1027.6 1026.2 1020.0 1023.5 1018.2 1019.6 1022.4 1025.2 1025.6 1029.9 1028.0 1022.6 1018.2 DAY 22 14 9 2 30 6 12 7 1 1 24 22 1962 1025.6 1020.3 1018.6 1019.0 1022.3 1020.3 1022.7 1024.1 1027.4 1026.1 1032.6 1026.6 1018.6 DAY 9 21 29 6 11 10 13 20 12 10 10 25 1963 1031.3 1025.3 1021.8 1020.5 1019.7 1023.0 1022.9 1023.9 1026.0 1031.2 1028.4 1020.6 1019.7 DAY 4 14 20 16 11 16 6 12 3 27 13 11 1964 1011.8 1023.7 1022.1 1015.2 1020.9 1018.1 1020.3 1019.6 1024.7 1027.5 1019.9 1028.1 1011.8 DAY 19 11 4 9 12 29 31 18 12 6 27 18 1965 1018.1 1018.0 1020.1 1017.3 1024.1 1021.5 1019.3 1024.6 1028.0 1020.4 1028.7 1028.0 1017.3 DAY 11 23 24 4 4 19 12 1 17 25 9 20 1966 1029.0 1021.8 1011.2 1020.4 1025.6 1018.9 1020.0 1020.8 1025.6 1026.4 1031.8 1023.1 1011.2 DAY 27 10 20 14 26 27 17 5 8 15 16 12 1967 1020.8 1019.8 1012.0 1015.5 1022.9 1020.3 1016.8 1020.4 1023.4 1027.1 1028.9 1021.3 1012.0 DAY 22 15 24 27 19 21 10 6 17 3 26 24 1968 1019.6 1022.3 1022.8 1019.3 1025.4 1020.3 1019.1 1021.2 1025.3 1026.7 1028.4 1023.4 1019.1 DAY 23 3 18 24 18 23 4 1 7 26 19 9 1969 1014.0 1025.0 1020.4 1019.4 1020.8 1020.6 1020.6 1020.4 1024.5 1024.3 1028.1 1026.2 1014.0 DAY 25 9 21 13 2 22 18 8 11 29 9 14 1970 1019.6 1021.4 1023.8 1023.4 1023.6 1022.2 1020.6 1021.1 1023.0 1025.4 1029.6 1025.2 1019.6 DAY 23 23 24 20 21 10 1 7 6 9 30 15 1971 1020.8 1015.7 1020.9 1020.7 1023.4 1016.8 1020.1 1023.1 1027.1 1027.6 1028.9 1019.6 1015.7 DAY 14 14 21 14 11 6 23 9 2 1 5 20 1972 1025.0 1024.2 1025.2 1022.0 1018.1 1018.3 1021.9 1018.0 1026.1 1031.3 1028.7 1026.9 1018.0 DAY 23 20 3 25 3 24 7 1 11 17 8 17 1973 1018.2 1017.1 1019.1 1023.0 1022.6 1016.6 1018.5 1023.1 1026.4 1030.9 1028.0 1024.9 1016.6 DAY 16 23 7 19 30 16 16 5 2 18 19 7 1974 1009.8 1026.1 1024.4 1019.9 1023.1 1021.4 1019.4 1021.9 1023.4 1031.5 1029.0 1024.4 1009.8 DAY 25 19 25 29 27 3 20 16 3 27 27 27 1975 1025.3 1019.0 1017.8 1022.9 1023.7 1022.0 1021.3 1019.7 1022.8 1025.9 1020.3 1027.7 1017.8 DAY 28 11 3 25 15 30 1 14 10 4 29 24 1976 1024.3 1019.6 1020.3 1024.5 1023.7 1023.6 1019.6 1023.1 1026.6 1026.5 1021.6 1026.2 1019.6 DAY 13 11 22 22 28 6 4 31 19 18 29 11 1977 1023.4 1023.9 1026.9 1019.7 1023.6 1019.1 1018.2 1019.6 1027.9 1027.7 1024.7 1025.8 1018.2 DAY 9 25 27 8 17 23 2 18 16 26 18 10 1978 1023.3 1020.9 1021.3 1022.0 1015.2 1011.7 1019.7 1022.7 1023.5 1027.3 1027.7 1024.6 1011.7 DAY 26 12 25 25 30 22 2 5 2 1 1 16 1979 1024.4 1021.9 1021.5 1024.7 1021.9 1021.4 1021.9 1022.3 1029.0 1029.6 1026.0 1024.6 1021.4 DAY 7 11 28 17 17 23 6 6 6 27 30 1 1980 1024.2 1020.6 1016.3 1023.1 1022.9 1018.4 1022.3 1024.3 1026.9 1029.2 1027.9 1025.4 1016.3 DAY 24 12 19 27 10 17 3 1 14 5 25 12 1981 1024.1 1023.1 1016.1 1014.3 1021.3 1020.7 1021.9 1024.7 1029.9 1031.3 1025.0 1027.9 1014.3 DAY 3 3 28 2 13 5 6 13 29 17 23 26 1982 1018.1 1021.5 1021.6 1023.9 1025.9 1024.2 1018.1 1017.8 1028.4 1029.1 1027.6 1026.9 1017.8 DAY 29 5 19 18 24 26 31 1 14 21 14 8 1983 1021.4 1020.7 1022.0 1024.5 1025.0 1023.1 1019.8 1022.2 1026.1 1027.5 1031.3 1023.5 1019.8 DAY 25 28 6 2 3 22 27 4 9 5 12 12 1984 1024.3 1025.2 1019.2 1022.2 1021.2 1021.6 1022.3 1022.1 1027.4 1026.4 1026.8 1025.3 1019.2 DAY 17 8 15 26 30 21 16 8 8 18 12 7 1985 1027.9 1016.8 1019.6 1023.9 1024.2 1013.5 1011.2 1013.8 1015.9 1014.5 1020.8 1012.0 1011.2 DAY 17 17 25 11 5 30 20 8 7 11 8 19 1986 1007.5 1007.7 1012.5 1014.4 1012.2 1009.7 1013.3 1014.8 1018.4 1020.6 1016.6 1011.3 1007.5 DAY 20 16 9 11 11 19 20 6 4 1 8 31 1987 1015.2 1014.6 1006.4 1011.0 1014.7 1013.1 1010.6 1012.7 1017.5 1017.1 1019.4 1011.8 1006.4 DAY 3 11 14 5 23 13 3 25 6 9 7 31 1988 1010.5 1014.8 1008.5 1011.5 1012.2 1006.8 1009.3 1012.3 1015.7 1018.1 1016.3 1010.1 1006.8 DAY 29 3 5 1 29 24 1 30 1 31 20 26 1989 1011.5 1006.2 1005.3 1014.7 1016.2 1012.4 1013.5 1010.8 1013.5 1015.8 1018.2 1013.8 1005.3 DAY 3 23 30 29 7 11 31 1 13 2 20 5 1990 1014.2 1005.9 1013.8 1007.4 1006.5 1011.2 1010.7 1013.6 1016.0 1019.3 1016.2 1013.8 1005.9 DAY 5 16 25 16 13 27 4 7 18 14 1 25 1991 1008.2 1013.1 1005.5 1011.0 1004.5 1009.7 1008.6 1011.7 1015.5 1020.6 1018.1 1011.5 1004.5 DAY 26 8 7 5 23 12 14 12 3 5 5 26 1992 1010.2 1008.5 1008.2 1010.0 1014.5 1009.3 1011.3 1012.7 1016.6 1019.4 1013.0 1014.7 1008.2 DAY 3 11 31 19 19 27 19 1 18 6 26 28 1993 1010.9 1013.1 1007.0 1011.6 1015.1 1012.8 1013.5 1014.2 1016.7 1019.4 1012.2 1015.9 1007.0 DAY 9 5 22 13 29 3 13 13 4 2 14 5 1994 1010.9 1009.0 1010.0 1011.0 1012.0 1009.2 1008.7 1010.0 1015.7 1020.4 1007.4 1008.7 1007.4 DAY 17 12 15 3 1 30 21 2 1 3 26 4 1995 1016.9 1012.1 1006.9 1009.9 1014.0 1009.7 1007.4 1011.8 1015.8 1016.5 1008.5 1017.7 1006.9 DAY 1 24 27 25 9 23 1 3 21 13 26 6 1996 1015.8 1010.5 1010.5 1011.4 1015.7 1011.2 1013.0 1012.5 1011.2 1015.9 1018.8 1017.3 1010.5 DAY 20 5 26 10 30 6 6 8 19 27 29 25 1997 1010.7 1009.5 1007.6 1009.0 1010.0 1010.3 1007.7 1012.0 1013.8 1019.1 1019.1 1013.8 1007.6 DAY 17 1 30 10 5 24 16 14 2 24 14 11 1998 1008.2 1005.9 1008.8 1010.9 1008.3 1014.5 1007.2 1013.8 1015.0 1016.6 1020.0 1017.1 1005.9 DAY 13 16 2 24 30 24 6 13 3 2 1 21 1999 1012.4 1008.6 1009.5 1009.4 1008.3 1007.2 1010.8 1010.8 1014.2 1018.6 1016.7 1018.4 1007.2 DAY 19 21 3 9 21 26 12 7 16 25 28 16 2000 1008.5 1009.5 1012.0 1014.7 1011.5 1009.3 1011.7 1012.3 1011.0 1018.4 1016.8 1010.5 1008.5 DAY 21 7 9 23 20 25 11 31 1 1 7 16 2001 1016.3 1007.9 1006.8 1010.3 1010.3 1009.5 1008.2 1011.7 1012.5 1017.1 1014.6 1017.7 1006.8 DAY 20 21 26 13 9 18 18 27 1 31 19 5 2002 1013.5 1014.2 1010.9 1003.7 1012.4 1005.4 1011.2 1010.7 1016.2 1019.2 1017.0 1009.1 1003.7 DAY 12 28 23 4 12 21 25 17 18 22 13 22 2003 1008.7 1007.4 1009.9 1014.4 1014.2 1010.3 1009.5 1011.4 1012.7 1017.4 1016.0 1016.2 1007.4 DAY 29 19 27 15 30 30 1 1 7 27 14 7 1959-2003 1007.5 1005.9 1005.3 1003.7 1004.5 1005.4 1007.2 1010.0 1011.0 1014.5 1007.4 1008.7 1003.7 YEAR-DAY 86-20 90-16 89-30 2- 4 91-23 2-21 98- 6 94- 2 0- 1 85-11 94-26 94- 4 2- 4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 85 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1023.5 1018.9 1018.3 1013.7 1009.5 1006.0 1001.5 1002.7 1007.3 1015.7 1020.5 1023.1 1013.4 1960 ****** 1031.5 1026.0 1032.3 1025.5 1003.3 1000.8 1001.6 1009.7 1017.4 1020.3 1025.1 ****** 1961 1026.6 1023.4 1015.4 1013.9 1007.9 1005.1 1000.6 1004.6 1007.4 1018.7 1021.3 1021.3 1013.8 1962 1022.3 1017.3 1012.8 1010.4 1008.3 1004.6 1000.6 1005.3 1011.5 1016.9 1024.6 1022.5 1013.1 1963 1021.7 1017.7 1012.2 1008.7 1006.0 1003.5 1000.7 1003.2 1009.7 1015.5 ****** 1021.9 ****** 1964 1026.7 1018.5 1013.4 1007.8 1006.6 1001.1 1000.2 998.6 1007.7 1017.3 1020.1 1026.7 1012.0 1965 1018.9 1016.2 1015.9 1008.6 1007.3 1002.9 999.4 1004.4 1010.3 1013.3 1018.6 1021.1 1011.4 1966 1020.5 1015.4 1012.0 1010.2 1008.4 1001.1 999.3 1001.3 1008.4 1015.9 1024.3 1020.0 1011.4 1967 1024.3 1017.9 1011.6 1010.2 1008.5 1002.8 998.4 1000.8 1006.5 1016.4 1017.4 1020.2 1011.2 1968 1018.6 1021.0 1012.8 1012.3 1009.8 1002.2 1001.2 1002.1 1008.5 1015.5 1020.4 1020.0 1012.0 1969 1024.2 1022.4 1011.5 1011.0 1007.5 1001.5 998.7 1003.2 1009.1 1013.7 1021.1 1020.8 1012.1 1970 1021.7 1018.6 1016.0 1012.7 1005.5 1002.4 999.9 999.9 1008.0 1014.9 1019.8 1022.2 1011.8 1971 1024.8 1015.9 1015.8 1009.7 1006.0 999.2 999.8 1002.5 1010.5 1016.5 1020.0 1018.7 1011.6 1972 1025.0 1026.5 1017.0 1011.8 1006.6 1003.2 1001.4 1006.4 1010.1 1016.4 1019.3 1025.1 1014.1 1973 1025.2 1017.0 1015.6 1008.8 1006.0 1000.1 997.7 1002.2 1009.7 1015.4 1019.2 1024.2 1011.8 1974 1022.3 1024.6 1018.4 1008.9 1006.9 1001.4 999.3 1002.9 1008.8 1017.9 1020.9 1022.0 1012.9 1975 1023.6 1019.3 1014.6 1012.8 1007.4 1001.4 998.6 1001.3 1008.5 1014.5 1021.8 1023.3 1012.3 1976 1019.0 1019.6 1017.0 1011.8 1007.1 1003.5 997.4 1001.0 1008.1 1013.9 1023.6 1024.2 1012.2 1977 1024.3 1023.4 1016.3 1009.0 1007.1 999.8 997.2 1002.2 1010.3 1015.4 1018.4 1020.6 1012.0 1978 1023.3 1020.0 1014.9 1007.9 1004.8 1000.5 999.7 1002.2 1007.8 1016.5 1022.2 1021.5 1011.8 1979 1022.7 1017.8 1016.7 1011.6 1011.4 1006.1 1001.4 1004.2 1011.8 1015.3 1023.2 1021.6 1013.6 1980 1022.7 1020.7 1014.9 1008.9 1007.5 1003.3 1000.9 1003.5 1009.8 1014.5 1019.5 1020.7 1012.2 1981 1021.7 1018.3 1013.0 1009.8 1008.2 1004.6 1001.0 1004.2 1011.5 1018.6 1018.4 1021.2 1012.5 1982 1021.5 1019.0 1015.3 1011.8 1011.3 1004.4 1000.6 1003.3 1011.8 1016.1 1021.8 1025.7 1013.5 1983 1023.6 1019.2 1017.0 1011.9 1007.6 1004.3 999.7 1001.3 1008.4 1017.3 1021.2 1024.6 1013.0 1984 1023.2 1026.1 1014.6 1010.0 1006.9 1002.7 999.7 999.9 1010.9 1018.6 1019.7 1026.4 1013.2 1985 1022.1 1013.2 1019.3 1009.9 1008.1 1000.7 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1019.0 1023.1 1026.9 ****** 1987 1026.6 1023.4 1014.0 1015.1 1011.5 1007.4 1005.3 1005.1 1012.6 1021.9 1023.2 1024.7 1015.9 1988 1023.8 1022.2 1015.6 1014.1 1010.0 1003.7 1001.4 1005.2 1011.2 1018.6 1021.7 1022.5 1014.2 1989 1026.6 1027.9 1016.7 1016.1 1013.3 1005.4 1004.3 1006.1 1010.2 1017.6 1023.0 1022.3 1015.8 1990 1024.9 1021.1 1021.0 1012.8 1009.3 1004.0 1003.2 1005.7 1010.0 1018.4 1022.0 1025.6 1014.8 1991 1025.9 1024.3 1019.0 1014.5 1008.6 1005.9 1002.8 1005.1 1012.5 1019.2 1023.5 1022.3 1015.3 1992 1024.6 1019.5 1020.6 1014.0 1014.1 1005.9 1003.6 1008.3 1013.2 1018.7 1022.2 1023.2 1015.7 1993 1026.7 1022.7 1019.9 1014.1 1011.5 1006.1 1004.5 1008.3 1010.8 1022.7 1022.6 1026.3 1016.4 1994 1024.1 1021.1 1017.6 1015.4 1010.5 1003.2 1001.3 1003.5 1016.1 1020.8 1019.5 1025.9 1014.9 1995 1025.5 1021.8 1018.9 1013.6 1012.5 1004.9 999.8 1004.2 1010.8 1018.8 1020.0 1027.6 1014.9 1996 1027.4 1021.2 1017.4 1015.5 1012.8 1005.9 1004.6 1006.0 1007.4 1017.3 1025.0 1025.9 1015.5 1997 1022.6 1022.0 1015.7 1012.6 1011.7 1003.5 1000.1 1004.5 1011.6 1016.2 1022.9 1023.0 1013.9 1998 1021.8 1021.5 1016.4 1011.9 1011.1 1007.1 1001.8 1005.9 1010.4 1017.2 1021.1 1024.7 1014.2 1999 1023.6 1019.7 1016.8 1014.0 1009.5 1003.3 1001.8 1003.5 1009.4 1015.8 1021.2 1026.6 1013.8 2000 1022.0 1021.2 1017.3 1010.8 1006.0 1004.3 1003.5 1004.5 1008.5 1017.6 1023.9 1023.6 1013.6 2001 1025.5 1021.3 1016.3 1010.6 1005.8 1002.1 1002.0 1005.7 1010.4 1016.4 1020.1 1024.4 1013.4 2002 1023.1 1021.1 1016.5 1010.8 1008.2 1002.9 1003.7 1002.8 1011.1 1015.3 1021.9 1024.2 1013.5 2003 1024.1 1018.1 1016.9 1013.7 1012.0 1004.4 999.8 1004.8 1009.8 1014.4 1022.1 1025.5 1013.8 MEAN 1023.6 1020.7 1016.2 1012.2 1009.1 1003.4 1000.9 1003.6 1010.0 1016.9 1021.3 1023.4 1013.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 86 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1030.0 1027.5 1026.5 1021.8 1018.8 1011.2 1006.0 1007.0 1014.0 1026.5 1027.5 1028.7 1030.0 DAY 6 23 15 9 4 9 15 28 25 21 22 5 1960 ****** 1046.0 1036.0 1042.0 1045.5 1008.8 1007.9 1005.4 1015.4 1023.9 1027.6 1032.2 ****** DAY ** 21 30 7 10 3 17 12 25 28 26 5 1961 1044.0 1033.1 1029.3 1022.0 1016.4 1013.9 1005.5 1010.6 1014.6 1027.2 1030.0 1030.7 1044.0 DAY 10 6 4 18 14 9 24 10 29 27 29 5 1962 1032.7 1028.5 1022.8 1020.9 1014.4 1010.3 1006.1 1012.4 1022.6 1024.8 1035.9 1031.9 1035.9 DAY 13 11 3 20 13 12 30 27 25 27 23 1 1963 1026.8 1028.5 1019.5 1019.1 1013.0 1016.8 1005.0 1006.7 1020.2 1019.7 ****** 1032.6 ****** DAY 7 5 23 3 15 25 29 28 24 12 ** 26 1964 1035.1 1028.6 1021.1 1019.9 1011.8 1009.7 1045.0 1004.7 1015.7 1023.9 1032.8 1036.3 1045.0 DAY 31 1 9 25 3 3 8 26 29 30 30 2 1965 1026.1 1025.9 1027.6 1016.9 1019.7 1008.9 1003.9 1011.0 1017.4 1023.8 1024.6 1027.3 1027.6 DAY 17 1 16 9 21 3 2 9 30 29 21 23 1966 1029.2 1022.1 1022.9 1020.9 1013.6 1008.5 1005.6 1005.4 1012.8 1024.1 1031.6 1031.9 1031.9 DAY 1 26 3 5 10 3 11 17 15 10 23 30 1967 1035.0 1031.4 1029.7 1022.1 1018.4 1011.8 1004.6 1006.0 1015.0 1026.1 1021.6 1026.2 1035.0 DAY 7 28 1 4 3 7 15 16 26 15 10 28 1968 1027.8 1034.0 1027.5 1024.2 1015.7 1013.3 1006.8 1010.7 1014.2 1024.3 1027.2 1032.9 1034.0 DAY 20 7 28 1 2 1 14 30 18 31 22 24 1969 1035.9 1034.6 1025.3 1018.4 1016.3 1012.8 1002.9 1011.0 1023.0 1021.2 1032.1 1026.0 1035.9 DAY 9 3 25 23 22 2 9 31 14 15 20 11 1970 1034.9 1027.6 1023.3 1020.2 1013.2 1011.1 1004.9 1004.4 1015.9 1022.7 1032.7 1035.2 1035.2 DAY 3 2 26 27 10 12 23 30 18 27 15 16 1971 1031.2 1026.9 1025.0 1018.6 1014.3 1004.6 1003.7 1006.0 1017.2 1024.4 1027.0 1026.5 1031.2 DAY 9 4 8 10 2 18 26 21 23 11 20 29 1972 1035.8 1037.8 1026.2 1020.4 1020.0 1011.0 1004.8 1011.2 1016.1 1023.3 1025.8 1038.6 1038.6 DAY 9 1 16 16 24 2 24 25 22 26 12 27 1973 1039.6 1030.8 1030.4 1017.9 1018.3 1008.5 1002.2 1006.8 1023.2 1019.3 1027.7 1036.3 1039.6 DAY 26 7 10 11 8 3 22 31 30 3 21 26 1974 1032.7 1036.8 1030.0 1019.2 1014.2 1005.5 1004.2 1008.8 1014.6 1025.9 1031.0 1030.2 1036.8 DAY 5 4 7 3 3 1 30 26 30 14 18 31 1975 1040.3 1027.4 1026.1 1023.5 1015.6 1005.4 1002.4 1009.8 1017.3 1025.1 1032.0 1031.9 1040.3 DAY 15 14 5 4 5 17 28 18 19 20 7 5 1976 1025.3 1032.3 1025.7 1022.8 1012.6 1008.0 1002.7 1005.4 1015.1 1027.4 1033.3 1030.1 1033.3 DAY 27 21 27 4 1 21 6 27 13 31 14 13 1977 1033.6 1029.1 1029.4 1016.2 1013.0 1005.9 1002.0 1007.9 1017.7 1027.8 1025.6 1029.8 1033.6 DAY 15 3 10 2 2 6 19 31 30 24 27 25 1978 1032.8 1029.5 1023.5 1014.5 1016.0 1011.7 1007.3 1007.7 1015.9 1022.2 1033.1 1035.2 1035.2 DAY 17 7 20 12 3 9 8 22 28 11 6 24 1979 1033.3 1023.2 1028.9 1021.6 1019.9 1014.3 1007.0 1012.6 1019.6 1023.2 1032.6 1033.9 1033.9 DAY 18 2 5 18 25 11 21 29 23 10 13 23 1980 1028.2 1031.8 1020.5 1019.2 1011.5 1015.3 1007.0 1012.6 1018.0 1021.6 1026.3 1028.6 1031.8 DAY 26 3 28 2 16 2 18 31 26 31 3 16 1981 1029.6 1026.6 1026.3 1022.7 1016.8 1013.8 1007.5 1007.6 1018.6 1025.6 1026.6 1027.7 1029.6 DAY 9 5 1 3 22 2 30 3 24 25 26 12 1982 1034.3 1029.3 1023.8 1025.6 1020.7 1011.1 1006.6 1009.1 1019.1 1028.7 1032.1 1042.6 1042.6 DAY 19 11 16 4 11 7 8 16 21 26 18 10 1983 1036.1 1028.7 1024.9 1018.0 1014.1 1016.2 1005.9 1005.0 1015.2 1023.8 1032.3 1033.4 1036.1 DAY 8 11 19 30 16 1 2 8 29 28 26 25 1984 1032.9 1035.8 1024.1 1019.6 1015.3 1006.3 1003.0 1002.8 1015.5 1028.9 1028.7 1034.1 1035.8 DAY 5 19 2 5 3 4 1 13 29 9 27 21 1985 1027.3 1023.9 1036.4 1022.6 1017.4 1007.3 ****** ****** ****** ****** ****** ****** ****** DAY 5 24 6 17 13 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1027.4 1033.3 1036.2 ****** DAY ** ** ** ** ** ** ** ** ** 18 22 11 1987 1035.1 1034.7 1027.5 1023.2 1021.2 1011.3 1010.1 1009.8 1020.5 1033.7 1038.0 1038.9 1038.9 DAY 21 12 23 22 1 1 12 8 24 29 30 1 1988 1038.3 1036.6 1024.3 1027.7 1020.8 1014.5 1005.9 1011.3 1019.4 1026.8 1029.6 1034.8 1038.3 DAY 3 7 17 9 5 1 24 21 25 17 16 30 1989 1038.7 1036.2 1026.2 1023.4 1022.4 1010.0 1007.4 1011.8 1025.1 1028.5 1027.9 1027.3 1038.7 DAY 22 4 1 3 1 3 20 20 23 24 8 10 1990 1034.2 1032.6 1033.2 1020.0 1019.2 1009.7 1007.6 1010.0 1014.8 1031.8 1031.2 1038.0 1038.0 DAY 27 8 10 8 16 8 15 31 26 19 23 28 1991 1037.1 1039.3 1028.9 1023.9 1015.1 1013.3 1006.7 1009.6 1022.7 1022.5 1030.8 1032.6 1039.3 DAY 12 15 12 15 8 24 12 23 28 14 24 18 1992 1037.3 1028.0 1033.7 1020.3 1024.0 1014.3 1008.3 1017.2 1020.6 1024.8 1031.0 1032.1 1037.3 DAY 10 13 13 12 3 14 14 31 30 17 4 29 1993 1033.5 1030.9 1030.7 1023.7 1023.7 1017.9 1009.5 1012.5 1019.2 1029.3 1030.9 1033.7 1033.7 DAY 6 9 17 1 10 23 29 18 23 9 26 7 1994 1036.7 1031.3 1025.5 1033.3 1018.5 1009.2 1005.8 1007.3 1024.2 1026.5 1024.1 1037.3 1037.3 DAY 10 18 18 5 8 9 2 15 22 10 19 8 1995 1033.0 1028.5 1027.7 1019.2 1018.3 1014.4 1004.5 1011.1 1016.5 1031.2 1031.8 1036.1 1036.1 DAY 7 18 2 1 27 1 25 25 28 18 28 11 1996 1036.1 1027.9 1023.4 1027.8 1019.0 1010.5 1012.0 1016.3 1019.0 1026.9 1036.7 1035.3 1036.7 DAY 11 4 21 5 4 12 3 30 25 19 19 7 1997 1032.5 1031.4 1031.8 1022.0 1020.8 1010.9 1005.7 1009.9 1018.5 1021.4 1033.9 1034.3 1034.3 DAY 24 8 11 14 7 8 9 28 7 9 8 29 1998 1030.1 1035.2 1025.0 1021.6 1023.2 1012.5 1006.8 1009.4 1019.0 1029.1 1028.7 1029.7 1035.2 DAY 4 23 4 12 3 6 20 25 13 10 21 4 1999 1036.5 1028.0 1027.1 1024.1 1016.3 1011.1 1007.1 1008.9 1018.9 1022.4 1030.8 1035.5 1036.5 DAY 2 12 19 23 12 9 19 18 30 26 14 1 2000 1032.4 1031.7 1027.4 1019.7 1013.9 1012.2 1008.4 1009.5 1016.3 1025.3 1036.7 1031.6 1036.7 DAY 13 11 1 3 5 16 26 20 26 16 17 18 2001 1035.9 1033.6 1029.0 1023.2 1011.2 1012.1 1007.6 1011.7 1021.1 1026.0 1029.0 1032.2 1035.9 DAY 30 10 12 2 1 2 30 14 22 28 21 18 2002 1030.6 1030.2 1034.5 1023.5 1015.3 1010.8 1009.9 1008.8 1016.4 1018.4 1032.3 1039.1 1039.1 DAY 26 6 11 1 18 25 3 30 30 23 18 4 2003 1031.2 1027.1 1033.2 1022.5 1025.5 1012.6 1004.0 1008.2 1020.8 1018.8 1033.7 1037.6 1037.6 DAY 22 13 3 16 2 7 4 8 27 16 23 13 1959-2003 1044.0 1046.0 1036.4 1042.0 1045.5 1017.9 1045.0 1017.2 1025.1 1033.7 1038.0 1042.6 1046.0 YEAR-DAY 61-10 60-21 85- 6 60- 7 60-10 93-23 64- 8 92-31 89-23 87-29 87-30 82-10 60-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 87 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1008.6 1000.5 1005.2 1004.5 1001.4 995.0 996.5 997.4 1002.2 1008.3 1009.4 1014.0 995.0 DAY 23 13 1 19 31 28 27 3 6 3 26 10 1960 ****** 1017.1 1015.3 1016.5 999.7 996.6 995.4 997.9 1002.9 1010.3 1000.4 1014.9 ****** DAY ** 10 12 20 31 21 5 11 2 11 3 30 1961 1011.7 1012.2 1003.4 1003.7 994.5 993.4 996.3 1000.7 1001.0 1010.2 1011.3 1009.5 993.4 DAY 22 14 9 30 29 6 12 7 16 2 24 23 1962 1012.4 1002.5 998.6 999.4 999.9 995.3 997.5 1000.0 1005.0 1004.7 1013.3 1012.6 995.3 DAY 9 21 29 6 11 10 14 3 17 11 10 25 1963 1017.0 1009.9 1004.3 1002.1 999.0 998.6 996.9 999.9 1002.5 1010.6 ****** 1007.3 ****** DAY 29 26 6 16 6 18 6 12 3 1 ** 11 1964 1000.2 1010.5 1006.4 994.7 997.8 992.9 993.7 993.6 1001.7 1006.9 1006.2 1014.1 992.9 DAY 19 11 4 8 12 29 10 13 3 3 27 18 1965 1002.2 1002.9 1003.1 996.8 1000.7 994.9 992.9 999.4 1005.3 999.4 1010.2 1015.7 992.9 DAY 11 23 24 20 12 19 12 1 17 26 9 15 1966 1014.1 1006.5 993.2 999.7 1003.0 993.2 994.2 995.0 1002.7 1005.8 1018.5 1008.2 993.2 DAY 31 10 20 23 17 27 17 5 1 1 17 12 1967 1005.8 1004.3 996.1 996.4 999.0 994.9 990.6 995.6 1000.0 1006.1 1012.3 1009.4 990.6 DAY 22 15 23 25 31 21 10 5 7 2 14 24 1968 1006.7 1010.7 1002.9 998.8 1005.4 995.4 993.4 996.6 1002.8 1007.5 1014.1 1009.4 993.4 DAY 16 3 20 24 28 21 4 1 7 26 18 9 1969 1010.9 1010.9 1001.5 999.4 999.9 994.7 991.6 994.7 1001.1 1007.2 1002.7 1013.6 991.6 DAY 23 9 21 13 2 21 31 8 11 29 17 14 1970 1007.3 1006.7 1006.5 1000.4 997.8 996.9 993.9 994.5 998.5 1004.9 1014.5 1011.2 993.9 DAY 23 23 24 20 21 20 1 7 6 9 12 14 1971 1009.6 1000.3 1001.7 1000.0 999.2 992.9 995.5 999.9 1001.6 1006.9 1011.8 1006.0 992.9 DAY 14 14 21 14 25 6 23 19 2 7 5 20 1972 1016.7 1012.7 1009.7 1000.1 965.6 983.1 996.9 993.0 1002.5 1012.1 1010.8 1014.3 965.6 DAY 15 20 25 25 14 24 3 1 11 16 8 1 1973 1004.3 1001.0 1002.0 1001.7 998.0 990.4 992.3 997.3 1002.0 1009.3 1010.4 1011.7 990.4 DAY 16 23 7 22 31 16 11 5 2 11 3 7 1974 997.8 1016.0 1003.9 999.1 1000.6 997.0 994.2 997.8 998.8 1013.6 1014.1 1013.1 994.2 DAY 25 18 25 29 27 3 5 16 4 29 27 6 1975 1013.8 1006.8 1003.1 1004.0 1003.4 997.2 994.4 993.5 999.9 1002.5 1005.2 1013.6 993.5 DAY 28 11 3 15 15 30 5 14 10 21 29 24 1976 1011.7 1003.6 1003.6 1004.2 1001.0 999.4 992.7 998.1 1002.2 1006.3 1006.4 1012.3 992.7 DAY 31 11 22 22 28 3 4 2 3 18 29 11 1977 1014.1 1008.3 1007.4 999.3 1000.1 991.6 992.3 992.7 1005.7 1006.2 1009.0 1011.4 991.6 DAY 8 25 27 25 17 23 2 18 17 5 18 23 1978 1012.0 1007.7 1003.3 999.3 991.1 984.3 992.6 997.8 1000.7 1008.2 1008.8 1012.5 984.3 DAY 21 12 25 25 30 22 1 18 2 1 1 3 1979 1009.9 1007.1 1004.8 1004.5 998.9 997.1 997.0 997.7 1005.1 1008.8 1010.9 1010.4 997.0 DAY 7 11 28 11 17 22 6 6 6 5 30 1 1980 1011.2 1006.4 998.9 1000.9 999.3 992.1 996.5 998.1 1004.0 1006.3 1011.5 1010.5 992.1 DAY 7 12 19 27 10 17 3 1 3 5 17 12 1981 1014.0 1011.3 995.6 997.8 997.5 995.6 996.0 1000.5 1005.9 1011.5 1008.3 1013.8 995.6 DAY 27 22 28 29 13 5 6 14 18 15 23 26 1982 1006.0 1008.1 1004.3 1003.5 1003.1 999.6 991.2 990.6 1006.3 1009.0 1014.1 1017.6 990.6 DAY 29 5 25 19 24 12 31 1 14 21 7 28 1983 1008.2 1007.0 1004.2 1003.3 1002.4 996.7 992.8 996.2 1001.3 1005.9 1013.4 1006.9 992.8 DAY 25 28 6 24 12 22 28 4 9 5 12 12 1984 1012.8 1012.4 1003.5 1001.5 995.6 997.0 996.6 996.9 1004.5 1006.1 1010.1 1014.5 995.6 DAY 17 14 13 12 30 21 16 26 1 18 12 7 1985 1014.6 1002.6 1001.3 1002.2 1001.8 988.6 ****** ****** ****** ****** ****** ****** ****** DAY 31 17 25 25 5 28 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1013.1 1012.7 1013.3 ****** DAY ** ** ** ** ** ** ** ** ** 5 5 31 1987 1016.2 1013.2 1001.9 1003.3 1005.8 1003.7 999.5 1000.6 1005.5 1011.2 1014.7 1013.8 999.5 DAY 27 5 14 20 23 5 3 26 6 4 7 31 1988 1012.5 1012.8 1006.0 1005.4 1001.1 992.8 996.7 1000.9 1004.2 1012.8 1014.3 1012.0 992.8 DAY 29 3 5 15 29 24 1 30 5 7 14 27 1989 1015.1 1008.8 1003.5 1009.8 1006.3 1000.7 1002.2 1000.4 1001.9 1007.5 1015.8 1012.0 1000.4 DAY 3 23 30 29 27 11 7 2 13 2 20 5 1990 1016.2 1007.3 1012.1 1000.7 995.0 998.3 998.8 1000.1 1004.0 1011.9 1013.0 1018.2 995.0 DAY 5 16 25 16 13 27 4 8 2 3 1 25 1991 1009.6 1014.3 1005.7 1004.8 996.2 997.6 996.5 1000.0 1005.1 1014.8 1013.8 1015.3 996.2 DAY 26 4 7 11 23 12 8 12 8 4 5 26 1992 1010.9 1010.5 1003.6 1007.1 1006.6 997.0 999.7 1001.5 1007.5 1012.4 1011.1 1016.5 997.0 DAY 3 11 31 15 19 27 27 2 18 14 26 22 1993 1016.2 1012.8 1006.6 1005.1 1005.2 1000.6 1000.8 1003.9 1005.8 1010.3 1008.0 1018.0 1000.6 DAY 9 5 22 12 28 19 4 13 4 2 14 5 1994 1013.0 1012.0 1009.0 1004.3 1005.6 997.0 995.7 996.4 1005.0 1013.6 1005.3 1007.2 995.7 DAY 17 9 8 27 6 30 21 2 1 3 26 4 1995 1019.1 1011.6 1002.1 1006.7 1006.3 996.9 993.3 998.6 1005.6 1008.4 1009.2 1020.5 993.3 DAY 18 9 27 6 8 23 17 3 21 13 26 6 1996 1018.0 1011.3 1006.5 1007.5 1006.0 998.0 1000.6 1000.5 999.0 1009.6 1016.5 1017.5 998.0 DAY 7 11 26 10 30 6 29 7 19 27 3 15 1997 1012.0 1008.7 1002.5 1002.6 1000.4 996.7 993.2 1000.2 1001.7 1010.7 1016.2 1012.8 993.2 DAY 17 23 30 10 5 24 16 14 2 1 5 11 1998 1009.5 1007.9 1002.2 1003.1 997.9 1001.3 991.9 1001.4 1002.3 1006.4 1014.8 1018.1 991.9 DAY 6 16 30 23 30 29 6 13 6 2 1 21 1999 1012.7 1004.8 1009.5 1003.2 996.6 991.8 998.8 997.4 1002.2 1011.5 1012.1 1018.1 991.8 DAY 19 21 13 9 21 26 6 7 16 13 1 16 2000 1011.1 1011.2 1006.6 1004.4 999.5 995.6 998.3 998.6 997.3 1010.6 1015.1 1011.0 995.6 DAY 7 7 25 22 27 25 11 29 1 1 6 16 2001 1017.3 1006.8 1001.4 1003.3 998.4 996.3 995.7 999.3 999.5 1010.5 1009.0 1017.2 995.7 DAY 5 21 26 13 30 29 18 31 1 1 19 6 2002 1010.4 1012.2 1003.9 998.4 1000.0 990.2 997.5 995.4 1004.9 1011.0 1012.7 1009.0 990.2 DAY 8 27 29 4 12 21 25 9 18 5 13 22 2003 1009.6 1010.3 1004.7 1005.4 1004.5 998.6 995.9 996.5 1002.0 1008.7 1010.1 1013.2 995.9 DAY 29 26 27 28 24 30 20 1 7 5 2 7 1959-2003 997.8 1000.3 993.2 994.7 965.6 983.1 990.6 990.6 997.3 999.4 1000.4 1006.0 965.6 YEAR-DAY 74-25 71-14 66-20 64- 8 72-14 72-24 67-10 82- 1 0- 1 65-26 60- 3 71-20 72-14 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 88 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1016.6 1017.5 1012.7 1016.8 1020.2 1032.0 1035.2 1035.3 ****** 1962 1036.3 1031.2 1026.2 1023.2 1020.8 1016.8 1012.5 1017.7 1024.3 1030.3 1038.6 1036.6 1026.2 1963 1035.7 1031.4 1025.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1015.5 1013.6 1018.9 1022.7 1029.4 1032.7 1039.2 ****** 1973 1039.4 1030.8 1029.4 1021.8 1018.6 1012.6 1010.1 1014.7 1022.5 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 1010.8 ****** ****** ****** ****** 1037.8 ****** 1976 1033.1 1033.8 1030.9 1024.8 1019.7 1016.0 1009.5 1013.6 1020.8 1026.9 1037.5 1038.2 1025.4 1977 1039.0 1037.1 1029.6 1022.2 1019.7 1011.9 1009.5 1014.6 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1037.0 1035.5 ****** 1980 1036.9 1034.8 1028.5 1021.6 1020.1 1015.7 1013.4 1016.0 1022.7 1027.7 1033.0 1034.8 1025.4 1981 1035.8 1032.2 1026.8 1022.8 1020.7 1016.9 1013.2 1016.6 1024.2 1031.7 1032.0 1035.1 1025.7 1982 1035.5 1033.2 1029.9 1026.6 1022.2 1016.8 1013.0 1012.7 1025.9 1030.5 1035.5 1039.3 1026.8 1983 1037.8 ****** ****** 1025.0 1020.2 1017.9 1011.2 1013.6 1021.1 1030.6 1034.8 1038.6 ****** 1984 1037.3 1040.4 1028.0 1022.9 1019.6 1015.1 1012.0 1012.1 1023.7 1031.9 1033.3 1040.6 1026.4 1985 1035.9 1027.5 1033.0 1022.7 1020.8 1012.6 1002.3 1007.7 1011.6 1018.1 1022.5 1023.5 1019.9 1986 1024.8 1022.2 1021.2 1015.5 1010.5 1003.5 1004.6 ****** 1013.2 1017.7 ****** 1027.5 ****** 1987 1026.0 1022.7 1013.1 1014.2 1012.6 ****** 1004.6 1004.4 1011.8 1021.2 1022.7 1024.0 ****** 1988 1024.7 1021.5 1014.8 1014.2 ****** 1002.9 1000.5 1004.3 1010.4 1018.0 1020.9 1021.7 ****** 1989 1026.1 1027.4 1015.8 1014.5 1012.7 1004.6 1003.5 1005.4 1009.5 1016.9 1022.1 1021.5 1015.0 1990 1024.3 1020.5 1020.4 1012.0 1008.4 1003.1 1002.3 1005.0 1009.3 1017.8 1021.4 1025.0 1014.1 1991 1025.3 1023.7 1018.1 1013.7 1007.7 1004.9 1001.9 1004.4 1011.7 1018.5 1022.6 1021.5 1014.5 1992 1024.0 1018.9 1019.9 1013.1 1013.2 1004.8 1002.7 1007.5 1012.4 1018.1 1021.5 1022.5 1014.9 1993 1026.2 1021.9 1019.1 1013.3 1010.5 1005.0 1003.7 1007.4 1009.9 1022.1 1021.9 1025.7 1015.6 1994 1023.3 1020.4 1016.8 1014.7 1009.4 1001.9 999.9 1002.4 1015.3 1020.0 1018.7 1025.2 1014.0 1995 1024.8 1021.1 1018.3 1012.7 1011.7 1003.9 998.6 1003.1 1009.8 1017.9 1019.5 1027.0 1014.0 1996 1026.5 1020.4 1016.6 1014.7 1011.9 1004.8 1003.9 1005.8 1007.1 1017.1 1024.8 1025.8 1015.0 1997 1022.4 1021.7 1015.6 1012.5 1011.5 1003.4 1000.0 1004.3 1011.4 1015.9 1022.9 1023.2 1013.7 1998 1021.6 1021.5 1016.3 1012.0 1010.9 1006.9 1001.7 1005.8 1010.2 1017.0 1020.9 1024.6 1014.1 1999 1023.6 1019.6 1016.7 1013.9 1009.4 1003.2 1001.7 1003.3 1009.3 1015.6 1021.1 1026.5 1013.7 2000 1021.9 1021.3 1017.2 1010.6 1005.9 1004.2 1003.2 1004.4 1008.4 1017.4 1023.8 1023.5 1013.5 2001 1025.5 1021.2 1016.2 1010.5 1005.6 1002.0 1001.8 1005.5 1010.3 1016.1 1019.9 1024.2 1013.2 2002 1023.0 1021.0 1016.4 1010.7 1008.1 1002.7 1003.5 1002.5 1010.9 1015.3 1021.8 1024.2 1013.3 2003 1024.1 1018.0 1016.8 1013.6 1011.9 1004.3 999.7 1004.7 1009.8 1014.4 1022.0 1025.5 1013.7 MEAN 1029.0 1025.6 1021.3 1016.8 1014.0 1008.7 1005.9 1008.8 1014.8 1021.6 1026.5 1029.1 1018.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 89 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1023.3 1026.9 1017.6 1022.9 1027.2 1041.2 1045.0 1045.8 ****** DAY ** ** ** ** 16 9 24 10 29 27 29 5 1962 1046.8 1042.4 1036.7 1034.6 1028.0 1023.0 1018.2 1025.0 1035.9 1038.0 1050.1 1046.2 1050.1 DAY 13 11 3 20 14 2 31 27 25 27 23 1 1963 1041.1 1042.3 1033.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 7 5 8 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1023.3 1017.2 1024.2 1028.8 1036.1 1039.7 1053.7 ****** DAY ** ** ** ** ** 2 24 25 22 26 12 27 1973 1054.5 1045.0 1044.6 1031.4 1031.0 1020.9 1014.7 1019.1 1037.0 ****** ****** ****** ****** DAY 26 7 10 11 8 3 22 31 30 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1014.3 ****** ****** ****** ****** 1047.7 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 1976 1039.4 1046.6 1039.8 1037.0 1025.6 1020.8 1015.1 1018.2 1027.9 1041.3 1047.5 1044.2 1047.5 DAY 27 21 28 4 1 21 7 27 13 31 14 13 1977 1051.7 1044.0 1043.4 1029.7 1026.0 1018.2 1014.0 1020.8 ****** ****** ****** ****** ****** DAY 11 3 10 2 2 6 19 31 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1046.5 1048.2 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 1980 1043.3 1046.8 1034.3 1032.1 1024.1 1028.2 1019.3 1025.1 1030.6 1035.2 1039.2 1042.7 1046.8 DAY 26 3 8 2 16 2 18 31 26 31 26 16 1981 1043.6 1040.8 1040.4 1036.6 1029.5 1025.5 1020.2 1020.3 1032.0 1039.3 1040.7 1041.7 1043.6 DAY 9 5 1 3 22 9 30 3 24 25 26 12 1982 1048.8 1048.6 1037.9 1039.2 1029.8 1023.5 1019.3 1021.9 1031.9 1042.9 1046.1 1050.5 1050.5 DAY 19 20 1 4 30 7 8 16 21 26 18 9 1983 1050.2 ****** ****** 1031.3 1026.2 1028.8 1016.5 1017.6 1028.2 1037.0 1046.2 1048.0 ****** DAY 8 ** ** 30 16 1 11 8 29 28 26 25 1984 1047.1 1050.8 1038.1 1033.5 1026.2 1018.9 1015.3 1015.3 1028.7 1042.6 1041.9 1048.7 1050.8 DAY 5 19 2 5 4 4 1 31 29 9 27 21 1985 1041.7 1038.1 1050.7 1035.9 1030.2 1019.6 1005.6 1012.9 1020.1 1024.0 1029.6 1031.3 1050.7 DAY 5 24 6 17 13 10 16 31 22 31 1 8 1986 1033.9 1031.9 1028.9 1021.7 1020.6 1010.5 1008.3 ****** 1018.8 1025.2 ****** 1035.8 ****** DAY 1 18 28 5 19 3 23 ** 22 15 ** 11 1987 1034.4 1034.0 1026.7 1022.4 1020.8 ****** 1007.9 1009.8 1020.0 1032.8 1037.3 1038.3 ****** DAY 21 12 23 22 1 ** 29 8 24 29 30 1 1988 1037.8 1036.2 1023.6 1026.8 ****** 1013.7 1005.4 1010.4 1019.0 1025.9 1028.8 1034.2 ****** DAY 3 7 17 9 ** 1 24 21 25 17 16 30 1989 1034.0 1035.9 1025.5 1022.6 1022.0 1009.1 1006.4 1010.9 1024.3 1027.5 1026.7 1026.6 1035.9 DAY 27 4 1 3 1 3 20 20 23 24 8 10 1990 1033.7 1032.1 1032.4 1019.0 1018.7 1008.9 1006.4 1009.0 1014.3 1030.9 1030.3 1037.6 1037.6 DAY 27 8 10 8 16 8 15 31 26 19 23 28 1991 1036.8 1038.8 1028.3 1023.0 1014.3 1012.7 1005.7 1009.1 1021.9 1021.8 1030.0 1032.0 1038.8 DAY 12 15 12 15 9 24 1 23 28 14 24 18 1992 1036.8 1027.6 1033.8 1019.3 1023.4 1011.1 1007.5 1016.3 1019.8 1024.1 1030.0 1031.6 1036.8 DAY 10 13 12 12 3 7 14 31 30 18 4 29 1993 1032.9 1030.2 1030.1 1023.0 1022.9 1016.8 1008.5 1011.5 1018.8 1028.6 1030.1 1033.1 1033.1 DAY 7 9 17 1 10 23 29 25 23 9 26 7 1994 1036.0 1030.9 1024.7 1032.4 1017.6 1008.0 1004.6 1006.2 1023.3 1025.4 1023.3 1036.9 1036.9 DAY 10 18 18 5 8 9 13 15 22 10 19 8 1995 1032.1 1028.0 1027.1 1018.6 1017.7 1013.7 1003.7 1010.0 1015.8 1030.4 1030.9 1035.6 1035.6 DAY 7 26 2 1 27 1 25 25 28 18 28 11 1996 1035.8 1027.4 1022.7 1027.3 1018.7 1009.3 1011.1 1016.0 1018.8 1026.8 1036.6 1035.2 1036.6 DAY 11 4 21 5 4 12 3 30 25 19 19 7 1997 1031.6 1031.3 1031.9 1021.9 1020.5 1010.8 1005.6 1009.7 1018.3 1021.1 1033.9 1034.3 1034.3 DAY 24 8 11 14 7 8 9 28 7 9 8 29 1998 1030.0 1035.2 1025.0 1023.3 1023.1 1012.3 1006.8 1009.3 1018.8 1029.1 1028.6 1029.7 1035.2 DAY 4 23 4 12 3 6 20 25 13 10 21 4 1999 1036.5 1027.9 1027.0 1024.0 1016.2 1011.0 1007.0 1008.8 1018.6 1022.4 1030.7 1035.5 1036.5 DAY 2 12 19 23 12 9 19 18 30 26 14 1 2000 1031.9 1031.7 1027.3 1019.7 1013.8 1012.1 1008.2 1009.3 1016.2 1025.3 1036.7 1031.4 1036.7 DAY 13 11 1 4 5 16 26 20 26 16 17 18 2001 1036.0 1033.6 1029.0 1023.0 1011.0 1011.9 1007.4 1011.5 1020.8 1025.9 1028.9 1032.3 1036.0 DAY 30 10 12 2 1 2 30 14 22 11 21 18 2002 1030.4 1030.6 1034.4 1023.4 1015.0 1010.6 1009.6 1008.6 1016.3 1018.4 1032.2 1039.1 1039.1 DAY 26 6 11 1 18 25 3 30 30 23 18 4 2003 1031.1 1027.1 1033.1 1022.5 1025.4 1012.6 1003.9 1008.1 1020.8 1018.9 1033.7 1037.7 1037.7 DAY 22 13 3 16 2 7 13 8 27 16 23 13 1959-2003 1054.5 1050.8 1050.7 1039.2 1031.0 1028.8 1020.2 1025.1 1037.0 1042.9 1050.1 1053.7 1054.5 YEAR-DAY 73-26 84-19 85- 6 82- 4 73- 8 83- 1 81-30 80-31 73-30 82-26 62-23 72-27 73-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 90 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1005.6 1007.8 1007.9 1012.8 1013.9 1022.8 1024.7 1023.2 ****** DAY ** ** ** ** 29 6 12 7 1 1 24 23 1962 1026.2 1015.5 1011.6 1012.1 1012.2 1007.2 1009.4 1012.3 1017.5 1018.4 1026.4 1026.3 1007.2 DAY 9 21 29 6 11 10 14 3 17 11 10 25 1963 1030.4 1022.9 1017.1 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 26 6 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1003.7 1008.3 1005.3 1014.9 1024.8 1023.7 1027.4 ****** DAY ** ** ** ** ** 24 3 1 11 16 8 1 1973 1018.0 1014.6 1015.1 1014.3 1010.6 1002.8 1004.5 1009.6 1014.7 ****** ****** ****** ****** DAY 16 22 7 22 31 16 11 1 2 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1007.8 ****** ****** ****** ****** 1027.4 ****** DAY ** ** ** ** ** ** 10 ** ** ** ** 24 1976 1025.6 1017.0 1016.8 1016.4 1013.5 1011.7 1004.5 1010.6 1014.8 1019.1 1020.2 1026.3 1004.5 DAY 31 11 22 22 21 3 4 2 3 18 29 11 1977 1027.9 1022.0 1020.1 1012.0 1012.6 1003.6 1004.8 1004.9 ****** ****** ****** ****** ****** DAY 8 25 27 25 17 23 2 18 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.8 1024.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 30 1 1980 1025.2 1020.2 1012.0 1013.6 1011.9 1004.4 1009.0 1010.0 1017.0 1018.9 1025.5 1024.0 1004.4 DAY 7 12 19 27 10 17 3 1 3 5 17 12 1981 1027.9 1024.8 1008.3 1010.5 1010.3 1008.2 1008.4 1013.1 1018.6 1024.2 1021.5 1027.7 1008.2 DAY 27 22 28 29 13 5 6 14 18 15 23 26 1982 1019.8 1021.9 1017.9 1016.0 1015.1 1012.0 1003.3 1002.5 1018.8 1023.5 1027.7 1031.4 1002.5 DAY 29 1 19 28 24 12 31 1 14 6 7 28 1983 1022.1 ****** ****** 1015.8 1015.2 1008.9 1004.9 1008.6 1013.5 1018.6 1026.9 1020.3 ****** DAY 25 ** ** 24 30 22 28 5 9 5 12 12 1984 1026.6 1026.2 1016.6 1014.1 1008.1 1009.3 1008.7 1009.3 1016.9 1019.2 1023.0 1028.3 1008.1 DAY 17 14 13 12 30 21 16 8 1 18 12 7 1985 1028.3 1016.8 1014.0 1014.6 1014.1 1001.0 998.4 1002.4 1005.8 1007.7 1016.8 1011.0 998.4 DAY 31 6 25 25 5 27 10 8 7 11 11 19 1986 1008.9 1010.1 1011.5 1009.7 1002.7 997.0 1001.1 ****** 1009.4 1012.3 ****** 1012.4 ****** DAY 20 16 9 11 11 19 18 ** 4 5 ** 31 1987 1015.6 1012.5 1001.3 1002.4 1008.2 ****** 998.8 999.8 1004.7 1010.5 1014.3 1012.9 ****** DAY 27 5 14 20 4 ** 3 26 6 4 7 31 1988 1012.0 1011.8 1004.9 1004.5 ****** 992.2 996.0 1000.2 1003.4 1012.1 1013.6 1011.2 ****** DAY 19 3 5 15 ** 24 8 30 5 7 14 27 1989 1014.1 1007.9 1002.4 1006.5 1005.7 999.9 1000.8 999.9 1001.4 1006.9 1015.0 1010.8 999.9 DAY 3 23 30 29 28 11 7 2 13 2 20 5 1990 1015.1 1006.6 1011.5 1000.0 994.0 997.5 997.9 999.4 1003.2 1011.1 1012.2 1017.4 994.0 DAY 5 16 25 16 13 27 4 8 2 3 1 25 1991 1008.8 1013.3 1004.9 1004.0 995.7 996.7 995.6 999.4 1004.3 1014.2 1013.2 1014.4 995.6 DAY 26 4 7 11 23 13 8 12 8 4 5 26 1992 1009.8 1009.5 1003.4 1006.2 1005.5 996.2 998.8 1000.8 1006.8 1011.6 1010.5 1015.3 996.2 DAY 3 25 31 15 19 27 27 2 18 14 26 22 1993 1015.3 1011.7 1005.9 1004.2 1004.4 999.7 1000.0 1003.0 1004.5 1009.4 1007.3 1017.3 999.7 DAY 9 5 22 12 28 19 4 13 4 2 14 5 1994 1012.0 1011.4 1008.4 1003.4 1004.6 995.5 994.6 995.1 1004.2 1012.6 1004.3 1006.2 994.6 DAY 17 9 15 27 6 30 21 2 1 2 26 4 1995 1018.2 1010.5 1001.8 1005.6 1004.9 995.8 992.1 997.4 1004.3 1007.6 1009.3 1019.7 992.1 DAY 1 9 27 6 8 23 17 3 21 13 26 6 1996 1017.0 1010.7 1005.4 1006.7 1005.2 997.0 1000.1 1000.4 998.9 1009.6 1016.3 1017.4 997.0 DAY 7 11 26 10 30 6 7 7 19 27 3 15 1997 1012.1 1008.6 1002.8 1002.6 1000.5 996.7 993.2 1000.0 1001.5 1010.5 1016.6 1012.8 993.2 DAY 17 23 30 10 5 24 16 14 2 1 5 11 1998 1009.5 1008.0 1002.2 1003.0 997.9 1001.0 991.1 1001.2 1002.3 1006.2 1014.4 1018.1 991.1 DAY 6 16 30 23 30 29 6 13 6 2 1 21 1999 1012.9 1004.9 1009.6 1003.4 996.7 991.9 998.8 997.4 1001.9 1011.3 1012.0 1018.1 991.9 DAY 19 21 13 9 21 26 12 7 16 13 1 16 2000 1011.1 1011.2 1006.7 1004.5 999.3 995.3 998.2 998.6 997.4 1010.4 1015.1 1011.0 995.3 DAY 7 7 25 22 28 25 11 29 1 1 6 16 2001 1017.2 1006.7 1001.4 1003.3 998.4 996.1 995.6 999.2 999.4 1010.2 1008.9 1017.1 995.6 DAY 5 21 26 13 30 29 18 31 1 1 19 6 2002 1011.5 1012.1 1003.9 998.5 1000.0 990.0 997.4 995.4 1004.9 1011.0 1012.7 1008.9 990.0 DAY 8 27 29 4 12 21 25 9 18 5 13 22 2003 1009.5 1010.3 1004.6 1005.4 1004.4 998.6 995.8 996.5 1001.9 1008.6 1010.1 1013.2 995.8 DAY 29 26 27 28 24 30 20 1 7 5 2 7 1959-2003 1008.8 1004.9 1001.3 998.5 994.0 990.0 991.1 995.1 997.4 1006.2 1004.3 1006.2 990.0 YEAR-DAY 91-26 99-21 87-14 2- 4 90-13 2-21 98- 6 94- 2 0- 1 98- 2 94-26 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 91 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 867.5 864.0 866.0 866.8 864.6 863.9 860.6 861.4 863.4 867.8 868.0 868.3 865.2 1960 ****** 868.2 865.2 866.1 866.6 863.3 861.4 861.8 867.2 870.6 869.9 870.6 ****** 1961 869.5 867.6 865.5 866.1 865.1 864.0 861.3 863.8 865.0 870.5 870.1 868.0 866.4 1962 867.6 865.3 864.1 863.3 864.4 862.9 861.0 863.6 866.4 868.5 871.2 867.9 865.5 1963 867.5 866.3 862.5 863.0 861.6 862.5 861.1 862.4 866.2 868.9 ****** 866.8 ****** 1964 866.9 864.8 864.1 861.2 863.6 860.8 859.7 859.5 864.7 868.9 868.1 869.4 864.3 1965 864.6 863.4 864.9 861.8 864.2 862.0 860.0 863.3 865.9 866.8 868.1 866.6 864.3 1966 867.7 864.2 862.9 863.1 864.7 861.3 859.7 860.9 864.6 867.8 871.8 866.2 864.6 1967 867.3 863.9 861.4 862.4 864.0 861.3 859.0 860.4 863.4 868.5 867.0 865.5 863.7 1968 863.7 865.9 863.9 864.5 865.0 861.4 860.8 860.9 864.8 868.0 868.9 865.7 864.4 1969 865.6 866.3 863.4 863.8 863.6 860.7 859.4 862.2 864.9 866.6 868.3 867.2 864.3 1970 865.4 865.7 865.4 866.3 863.2 861.7 860.1 860.1 864.1 867.1 869.1 867.4 864.6 1971 868.4 862.6 865.8 863.2 863.3 859.2 860.1 861.4 866.1 868.5 868.9 866.0 864.5 1972 867.2 867.6 865.0 864.7 862.8 862.1 860.8 863.7 866.2 868.9 868.3 868.4 865.5 1973 867.6 864.9 865.0 862.8 862.5 860.4 858.8 862.0 865.4 868.5 867.8 868.4 864.5 1974 865.2 866.9 867.1 861.9 863.5 860.9 860.0 861.4 864.8 868.8 869.4 866.8 864.7 1975 867.1 864.7 863.9 865.4 863.8 861.2 859.9 860.9 864.8 866.7 868.8 868.2 864.6 1976 864.9 864.6 864.2 864.2 863.4 862.4 858.5 860.8 864.8 866.2 869.9 868.5 864.4 1977 865.9 868.6 867.5 863.0 863.6 860.3 858.4 861.5 866.1 867.7 867.2 867.0 864.7 1978 866.9 866.2 864.2 862.2 861.9 860.1 860.5 860.9 864.3 868.7 868.4 867.7 864.3 1979 867.7 864.5 865.2 865.0 865.8 863.8 861.8 862.8 867.7 868.7 870.6 867.2 865.9 1980 866.2 865.7 864.7 864.2 864.3 862.2 861.6 862.5 865.7 866.9 868.5 867.1 865.0 1981 867.0 865.4 864.0 863.3 864.1 862.6 861.0 862.8 867.2 869.7 867.6 867.6 865.2 1982 865.9 864.0 863.9 865.2 867.0 863.1 860.8 862.0 867.0 867.7 868.2 868.3 865.3 1983 866.9 865.4 865.0 864.4 864.0 863.3 861.0 861.2 864.8 868.5 870.2 868.8 865.3 1984 867.0 869.1 865.0 863.6 863.2 861.9 860.8 860.4 866.4 869.4 868.6 868.8 865.4 1985 866.5 861.7 866.9 863.5 864.4 860.4 851.8 854.2 856.2 858.1 859.5 857.0 860.0 1986 856.7 855.3 855.7 855.8 855.0 851.1 853.1 854.3 857.6 859.4 858.0 857.6 855.8 1987 858.7 857.3 851.9 855.5 855.8 854.0 853.0 852.8 856.3 859.5 859.4 857.8 856.0 1988 855.7 855.4 852.4 855.1 854.2 851.4 850.2 852.0 855.4 858.5 858.3 856.1 854.6 1989 855.4 857.2 853.3 856.3 855.8 852.8 852.6 853.1 854.7 858.6 858.6 856.3 855.4 1990 856.2 853.9 856.8 853.3 854.0 851.8 851.4 853.2 854.9 858.2 859.2 857.3 855.0 1991 856.4 856.4 854.8 855.2 852.1 852.6 851.1 852.4 856.4 858.9 859.2 855.7 855.1 1992 855.2 853.0 854.5 853.6 855.2 852.3 851.9 854.0 856.3 857.9 858.9 856.7 855.0 1993 856.4 856.2 855.3 854.6 854.9 852.9 852.4 854.5 855.6 860.9 858.0 859.0 855.9 1994 856.4 853.7 855.3 855.8 854.7 850.8 850.0 851.8 858.2 859.8 857.5 857.8 855.1 1995 857.9 855.7 855.2 854.5 856.1 852.2 849.7 852.4 855.1 858.2 857.4 859.0 855.3 1996 857.8 854.8 853.6 855.3 855.8 853.0 852.8 853.7 853.9 857.9 860.6 859.5 855.7 1997 855.7 855.4 852.4 853.7 855.6 852.1 850.4 852.8 856.4 857.8 859.0 856.7 854.8 1998 854.8 855.1 854.2 854.6 855.3 854.6 851.3 854.1 855.4 858.5 859.2 860.3 855.6 1999 856.5 855.6 854.1 855.0 854.3 852.1 851.0 852.5 854.6 857.3 857.4 860.2 855.1 2000 855.2 855.1 854.3 854.5 852.9 852.1 852.3 853.1 854.8 858.4 859.4 857.5 855.0 2001 857.4 855.6 854.9 854.3 852.9 851.2 851.4 853.7 855.8 857.7 857.6 859.0 855.1 2002 856.6 856.0 855.3 852.9 853.4 851.8 852.9 852.2 856.7 858.3 858.9 856.7 855.1 2003 856.7 853.5 854.6 855.3 855.5 852.0 850.2 853.3 855.1 857.2 858.3 858.4 855.0 MEAN 862.5 861.4 860.6 860.2 860.3 858.0 856.6 858.1 861.4 864.1 864.5 863.5 860.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 92 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 871.2 869.0 871.0 872.7 869.0 868.0 863.6 864.8 868.0 876.3 874.0 875.0 876.3 DAY 6 23 15 9 4 21 15 29 24 20 22 5 1960 ****** 874.8 871.7 876.9 871.5 867.5 866.6 865.6 870.0 875.0 874.8 876.0 ****** DAY ** 15 16 7 7 3 17 31 24 28 26 5 1961 875.8 875.4 875.2 870.2 872.2 868.3 866.3 867.5 870.0 875.3 876.3 876.5 876.5 DAY 10 22 4 20 14 11 24 10 25 25 29 5 1962 873.9 873.5 871.6 870.9 868.4 868.1 864.7 870.0 874.5 874.6 878.4 873.1 878.4 DAY 13 11 6 19 16 22 31 26 25 27 23 1 1963 870.2 873.0 869.8 869.4 866.0 867.6 865.0 865.5 874.5 872.9 ****** 872.4 ****** DAY 6 5 23 2 20 2 29 5 24 18 ** 26 1964 874.2 871.0 869.7 869.6 867.1 867.4 864.8 862.9 870.7 872.7 874.9 873.9 874.9 DAY 30 28 18 25 10 3 22 26 29 30 11 1 1965 871.1 870.2 870.5 866.9 871.3 867.2 862.6 867.7 870.4 872.3 872.1 871.3 872.3 DAY 29 1 16 25 21 2 25 9 20 5 28 4 1966 872.4 869.4 870.0 869.4 867.9 866.8 865.5 863.6 868.7 872.6 877.1 873.2 877.1 DAY 1 12 3 5 21 3 11 17 15 31 23 7 1967 873.3 872.2 871.5 868.8 870.0 866.0 864.0 863.9 867.2 875.3 871.2 870.9 875.3 DAY 6 28 3 13 3 7 15 16 26 15 6 12 1968 870.0 870.4 873.6 871.0 868.4 867.6 864.1 866.5 868.2 874.0 873.5 873.0 874.0 DAY 12 7 27 1 8 1 16 30 18 16 24 23 1969 872.2 872.9 870.4 869.3 869.6 867.2 861.3 867.2 872.2 870.9 874.8 871.4 874.8 DAY 9 3 12 23 12 2 16 31 14 14 23 20 1970 873.1 870.3 871.1 870.6 868.0 867.4 863.5 864.1 869.3 873.7 876.8 875.0 876.8 DAY 3 15 26 22 10 11 9 30 18 12 15 16 1971 875.4 870.3 870.7 871.0 867.6 862.6 862.0 865.4 869.8 874.7 874.7 870.9 875.4 DAY 3 4 17 9 2 9 7 21 23 11 20 11 1972 875.2 872.9 871.1 869.8 871.8 867.7 863.9 866.5 870.6 874.7 872.4 875.2 875.2 DAY 5 1 16 16 24 2 24 24 17 26 12 27 1973 877.2 872.8 872.9 868.2 870.6 867.0 862.8 864.7 872.0 872.6 874.1 877.0 877.2 DAY 26 7 10 11 8 3 22 21 30 22 12 26 1974 873.9 872.0 872.6 866.6 867.0 864.3 863.6 864.8 867.6 874.7 876.4 872.4 876.4 DAY 5 4 7 3 9 1 29 26 22 14 18 31 1975 877.3 870.6 870.4 871.7 868.7 865.2 862.7 865.7 871.2 872.3 874.2 873.3 877.3 DAY 15 18 5 4 20 17 28 18 19 20 15 25 1976 869.5 873.2 869.6 868.9 866.5 865.6 862.2 862.8 869.9 873.9 875.9 875.3 875.9 DAY 1 21 27 4 1 26 6 26 11 31 14 16 1977 873.6 874.1 875.7 868.0 867.1 864.4 862.1 865.7 871.7 872.5 873.0 874.3 875.7 DAY 5 15 10 1 2 6 13 23 30 24 27 13 1978 873.7 872.6 868.7 867.3 867.6 868.9 865.5 865.6 868.9 873.2 876.1 877.1 877.1 DAY 13 5 20 12 3 8 8 21 28 10 27 24 1979 877.2 870.9 870.6 870.2 873.0 869.6 865.7 869.1 871.5 874.0 876.9 873.9 877.2 DAY 18 13 5 18 27 11 21 29 23 9 13 23 1980 870.9 871.1 871.2 870.6 868.1 868.8 866.6 868.7 871.4 871.0 873.8 872.4 873.8 DAY 10 9 28 21 26 2 18 30 26 23 3 16 1981 874.8 870.2 871.8 870.0 871.0 867.7 865.7 866.0 871.5 874.4 872.8 872.8 874.8 DAY 9 4 6 20 22 9 24 3 27 29 16 12 1982 872.6 872.4 870.4 874.6 874.2 869.9 865.8 865.4 871.4 873.2 875.8 874.4 875.8 DAY 19 20 16 4 10 7 8 27 20 25 18 10 1983 876.1 872.4 871.7 869.0 869.5 870.3 866.1 864.5 868.5 873.8 878.6 876.1 878.6 DAY 8 11 14 27 16 1 1 8 20 28 26 4 1984 874.1 875.0 870.8 869.7 867.7 865.3 862.9 862.7 870.4 875.8 876.5 875.7 876.5 DAY 5 23 28 14 17 5 31 30 22 9 27 16 1985 871.0 869.4 876.1 872.1 871.9 866.2 854.5 857.5 862.2 863.1 863.6 862.7 876.1 DAY 14 24 5 17 12 6 16 30 22 31 1 9 1986 862.4 862.1 861.5 861.7 861.0 856.4 856.0 857.3 862.0 863.7 863.0 865.2 865.2 DAY 29 22 28 5 19 2 3 24 22 20 16 7 1987 864.6 864.7 859.6 860.4 860.5 856.8 856.1 857.3 860.5 863.8 866.2 866.6 866.6 DAY 20 1 23 22 1 28 11 7 24 28 30 2 1988 866.2 863.8 859.9 862.6 860.2 857.6 853.0 856.7 859.9 863.0 863.8 862.1 866.2 DAY 3 7 17 9 5 1 30 21 14 17 6 2 1989 862.5 863.7 859.2 860.1 859.5 855.6 856.3 855.9 862.4 864.5 862.2 859.9 864.5 DAY 22 8 1 9 21 3 10 19 23 27 8 18 1990 861.7 861.7 864.9 858.3 858.7 854.8 855.0 855.6 857.6 865.2 865.3 862.3 865.3 DAY 20 8 10 25 15 5 15 2 22 19 22 5 1991 862.8 866.8 861.0 859.9 856.0 857.1 854.2 855.3 860.4 861.6 863.0 862.3 866.8 DAY 12 15 12 15 9 17 1 22 30 21 13 7 1992 864.3 858.2 862.3 857.2 859.8 856.5 855.6 858.5 859.3 861.7 865.6 861.2 865.6 DAY 10 16 12 12 6 7 6 31 2 29 4 1 1993 863.9 861.9 861.5 860.6 860.5 859.4 856.2 857.7 861.0 865.6 862.6 863.3 865.6 DAY 6 9 17 1 10 23 27 18 23 17 21 26 1994 863.6 860.2 860.0 865.1 858.4 854.8 852.2 855.2 864.5 863.3 861.9 863.3 865.1 DAY 10 18 18 5 21 9 13 15 23 10 2 8 1995 863.4 860.0 861.4 858.4 860.1 857.0 852.8 857.0 859.4 865.1 862.3 863.3 865.1 DAY 7 12 3 3 26 1 4 25 13 25 16 11 1996 863.8 859.6 858.1 860.0 860.0 855.7 859.6 860.3 860.4 864.4 868.0 865.1 868.0 DAY 10 18 12 7 4 12 3 29 25 2 19 8 1997 862.3 860.4 863.8 859.9 861.1 856.6 853.0 856.3 860.2 861.7 866.4 862.9 866.4 DAY 19 25 11 23 12 8 21 24 7 9 8 29 1998 861.9 863.7 860.8 863.6 861.0 859.0 854.9 857.5 859.2 864.0 864.8 864.8 864.8 DAY 4 23 26 12 8 5 19 19 13 10 21 10 1999 864.9 862.2 860.6 860.0 859.3 856.9 854.2 857.5 859.5 859.6 864.1 865.3 865.3 DAY 2 12 31 23 28 9 19 20 30 26 14 6 2000 861.0 861.4 860.7 858.8 859.8 857.0 855.6 856.7 859.2 862.3 867.9 863.0 867.9 DAY 25 11 27 3 5 3 30 23 29 16 17 4 2001 860.6 863.7 863.7 861.6 856.1 858.2 855.1 857.6 861.4 864.5 862.2 863.5 864.5 DAY 3 10 2 2 15 2 29 5 22 10 20 18 2002 861.9 861.9 865.5 861.2 858.2 857.0 856.7 856.8 861.1 862.1 865.5 864.5 865.5 DAY 26 19 11 1 24 25 3 30 21 10 18 4 2003 861.8 859.4 862.3 860.3 861.5 855.3 853.9 855.8 860.8 860.8 866.0 864.9 866.0 DAY 12 13 3 7 2 9 4 30 27 15 25 12 1959-2003 877.3 875.4 876.1 876.9 874.2 870.3 866.6 870.0 874.5 876.3 878.6 877.1 878.6 YEAR-DAY 75-15 61-22 85- 5 60- 7 82-10 83- 1 60-17 62-26 62-25 59-20 83-26 78-24 83-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 93 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 856.4 855.2 852.0 860.5 860.0 855.8 858.0 858.0 858.8 862.1 862.0 864.0 852.0 DAY 23 17 1 19 30 28 27 3 12 30 26 1 1960 ****** 863.5 855.2 862.5 860.0 857.8 857.5 858.0 864.3 865.0 860.6 861.8 ****** DAY ** 29 12 11 31 21 1 12 2 11 20 30 1961 862.4 861.8 855.6 860.0 854.5 855.8 858.4 860.8 860.6 864.8 863.2 858.0 854.5 DAY 22 14 9 2 30 6 15 7 1 1 24 22 1962 861.5 857.4 854.0 855.8 858.4 856.1 858.5 859.4 861.9 860.8 867.5 862.1 854.0 DAY 9 18 28 5 11 10 14 21 17 10 3 25 1963 864.2 860.5 857.0 857.1 855.5 858.3 858.5 859.2 860.9 866.0 ****** 855.4 ****** DAY 4 14 20 16 11 16 1 12 3 25 ** 11 1964 848.4 860.1 857.4 852.0 856.9 854.5 856.0 856.4 861.9 861.8 855.7 862.4 848.4 DAY 19 11 4 9 12 29 31 18 3 5 27 24 1965 854.2 853.3 857.5 854.1 859.2 857.7 855.4 860.6 862.6 855.9 862.1 861.2 853.3 DAY 11 23 24 4 4 19 12 1 17 25 9 20 1966 863.3 857.0 848.7 856.4 860.6 855.3 856.2 856.6 860.3 861.4 866.2 858.1 848.7 DAY 27 10 20 14 26 27 26 5 8 15 16 12 1967 856.6 857.2 848.8 853.2 858.8 855.2 853.6 857.1 859.4 861.8 863.5 856.2 848.8 DAY 22 15 24 27 27 5 10 6 17 3 25 23 1968 856.7 858.4 858.2 856.2 862.0 856.9 856.9 856.3 861.0 861.0 862.5 858.2 856.2 DAY 16 3 18 24 16 23 12 1 7 25 19 9 1969 851.9 860.8 857.6 856.7 857.0 856.0 856.9 856.2 859.4 858.4 862.1 861.0 851.9 DAY 25 13 21 13 2 16 18 8 11 29 9 14 1970 856.6 857.4 860.1 860.7 858.9 858.3 856.5 857.1 858.5 860.5 863.7 860.4 856.5 DAY 23 23 24 20 7 20 1 6 6 8 30 14 1971 857.3 854.6 855.3 856.3 858.7 853.9 856.1 858.4 861.8 863.1 863.3 855.9 853.9 DAY 14 14 21 26 30 5 23 9 2 1 5 20 1972 860.7 861.0 860.0 857.7 855.7 854.6 857.7 854.8 861.1 865.1 862.9 862.0 854.6 DAY 23 20 18 25 3 24 6 1 11 30 8 17 1973 854.7 853.8 854.3 858.8 858.0 853.6 855.0 859.3 861.7 865.6 862.5 860.1 853.6 DAY 16 22 7 19 30 16 16 5 1 11 19 7 1974 850.8 862.0 860.1 855.3 858.2 857.0 855.4 857.4 858.4 865.8 863.2 860.1 850.8 DAY 25 12 25 29 27 3 20 16 3 29 27 13 1975 860.1 855.3 854.7 860.2 859.0 858.2 857.3 855.3 858.2 860.7 854.5 861.7 854.5 DAY 5 11 3 24 15 24 1 15 10 4 29 23 1976 859.1 856.3 857.2 860.1 858.7 859.3 855.5 858.5 861.6 861.2 857.0 861.2 855.5 DAY 12 11 22 9 7 6 19 31 2 18 29 31 1977 859.0 858.8 860.8 855.9 858.9 855.5 854.6 856.1 862.4 862.2 859.6 860.4 854.6 DAY 9 7 27 8 17 22 2 18 15 5 17 23 1978 857.8 857.9 856.9 857.3 851.4 848.7 855.6 857.8 858.6 862.5 862.5 859.4 848.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 859.4 855.9 858.6 860.3 858.8 857.5 857.5 857.8 863.4 864.5 860.3 859.3 855.9 DAY 7 11 28 16 17 23 6 6 5 27 29 1 1980 858.4 857.7 853.9 859.6 858.3 854.4 858.6 859.7 861.5 863.8 862.3 860.6 853.9 DAY 24 12 19 16 10 17 3 7 21 5 25 10 1981 858.5 859.1 854.4 852.4 857.2 855.3 857.3 859.6 864.5 865.4 861.3 863.1 852.4 DAY 3 1 28 2 16 5 6 13 29 17 23 26 1982 853.8 856.2 857.5 858.8 861.3 859.9 853.8 853.8 863.4 863.7 863.5 862.6 853.8 DAY 29 1 25 18 24 26 31 1 14 21 6 28 1983 858.4 856.7 857.8 860.2 860.5 858.9 855.8 857.7 861.3 862.3 865.6 857.7 855.8 DAY 24 28 23 2 3 22 27 4 9 5 12 12 1984 859.6 860.3 855.7 856.2 857.5 857.6 858.1 857.6 862.0 861.5 860.9 859.4 855.7 DAY 17 8 15 26 30 21 16 8 8 18 12 7 1985 862.4 853.1 857.0 859.0 859.7 850.3 848.7 850.7 852.3 851.2 856.5 848.2 848.2 DAY 17 6 25 11 5 30 19 8 7 11 7 19 1986 844.5 845.4 849.8 851.4 849.6 846.9 850.0 851.3 854.6 855.9 852.7 850.5 844.5 DAY 20 16 9 11 11 19 20 6 4 1 7 31 1987 851.7 851.9 843.8 849.4 851.4 850.3 846.5 849.6 852.8 854.9 853.8 848.5 843.8 DAY 3 10 14 20 23 13 3 18 6 4 7 31 1988 846.2 849.0 845.3 849.2 849.8 844.9 846.8 849.0 851.9 854.4 852.8 846.4 844.9 DAY 19 3 5 1 29 24 8 29 1 30 20 27 1989 848.1 844.6 841.1 850.0 852.8 849.2 849.6 847.4 849.8 852.4 854.3 849.7 841.1 DAY 3 23 30 29 31 11 31 1 19 2 20 5 1990 850.5 844.8 851.0 845.1 843.1 848.3 848.0 850.1 851.6 854.3 852.4 848.5 843.1 DAY 2 16 25 16 13 27 5 7 18 31 1 25 1991 845.9 850.7 843.3 848.5 844.7 847.1 846.0 849.0 851.4 855.8 853.8 849.6 843.3 DAY 26 4 7 11 23 12 14 12 3 4 5 26 1992 848.4 844.7 846.4 847.1 851.3 847.0 848.7 849.3 852.6 855.0 848.5 850.4 844.7 DAY 3 11 31 19 19 27 24 1 18 24 26 28 1993 847.1 850.0 845.3 848.8 851.4 849.5 850.1 850.4 852.4 855.2 847.1 852.4 845.3 DAY 9 15 22 12 29 3 13 12 13 2 14 5 1994 849.0 845.9 847.2 847.8 848.7 846.5 847.0 847.1 852.3 855.6 845.8 845.6 845.6 DAY 25 12 15 3 1 29 20 2 1 2 26 4 1995 852.4 849.0 845.2 848.6 851.6 848.3 845.0 849.2 852.5 853.4 847.2 854.2 845.0 DAY 1 24 27 25 9 23 1 3 19 13 26 6 1996 852.8 845.9 847.7 847.5 852.4 848.3 849.6 849.1 848.5 851.8 854.7 853.5 845.9 DAY 19 5 26 10 29 6 6 8 19 27 29 15 1997 846.9 849.8 846.3 846.1 847.9 848.0 846.3 849.1 850.4 855.0 855.4 850.2 846.1 DAY 17 23 17 11 5 24 16 13 2 23 14 10 1998 843.3 844.6 847.4 847.5 845.4 851.1 845.3 851.1 850.8 852.2 855.9 852.6 843.3 DAY 13 16 30 24 30 29 6 13 6 2 1 21 1999 850.0 846.3 848.0 847.9 847.1 845.0 848.0 847.6 850.9 854.5 852.7 854.2 845.0 DAY 19 21 3 9 21 25 12 7 16 25 26 16 2000 847.1 846.1 848.4 851.0 848.3 847.1 848.8 849.0 848.3 854.0 853.0 848.2 846.1 DAY 21 7 9 23 20 26 11 31 1 1 6 16 2001 853.7 845.2 844.1 848.2 847.5 847.0 845.3 848.3 850.3 852.8 850.6 853.4 844.1 DAY 20 21 26 13 30 18 18 27 1 31 17 5 2002 850.0 851.3 849.4 841.9 849.4 843.3 848.3 847.8 852.9 855.2 853.1 846.0 841.9 DAY 22 25 23 4 12 21 25 17 10 22 13 22 2003 848.3 845.2 848.0 851.6 850.8 847.3 846.9 848.8 849.8 853.0 851.7 852.6 845.2 DAY 29 19 27 14 24 30 1 1 7 27 14 7 1959-2003 843.3 844.6 841.1 841.9 843.1 843.3 845.0 847.1 848.3 851.2 845.8 845.6 841.1 YEAR-DAY 98-13 89-23 89-30 2- 4 90-13 2-21 95- 1 94- 2 0- 1 85-11 94-26 94- 4 89-30 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 94 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1032.4 1028.3 1030.7 1031.5 1029.0 1028.1 1024.5 1025.3 1027.7 1032.7 1032.9 1033.3 1029.7 1960 ****** 1033.2 1029.7 1030.7 1031.3 1027.6 1025.3 1025.8 1031.9 1035.9 1035.1 1035.9 ****** 1961 1034.7 1032.4 1030.0 1030.8 1029.6 1028.3 1025.2 1028.1 1029.5 1035.8 1035.3 1032.9 1031.0 1962 1032.4 1029.9 1028.4 1027.5 1028.7 1027.0 1024.9 1027.9 1031.1 1033.5 1036.7 1032.8 1030.1 1963 1032.4 1031.0 1026.6 1027.1 1025.6 1026.6 1025.0 1026.5 1030.9 1033.9 ****** 1031.5 ****** 1964 1031.7 1029.2 1028.4 1025.1 1027.9 1024.6 1023.4 1023.2 1029.2 1034.0 1033.0 1034.5 1028.7 1965 1029.0 1027.6 1029.4 1025.8 1028.6 1026.0 1023.8 1027.5 1030.5 1031.5 1033.0 1031.3 1028.7 1966 1032.6 1028.6 1027.0 1027.3 1029.1 1025.3 1023.3 1024.8 1029.0 1032.7 1037.3 1030.8 1029.0 1967 1032.1 1028.2 1025.3 1026.4 1028.3 1025.2 1022.6 1024.1 1027.7 1033.5 1031.8 1030.0 1027.9 1968 1027.9 1030.5 1028.2 1028.9 1029.4 1025.3 1024.6 1024.7 1029.2 1032.9 1034.0 1030.3 1028.8 1969 1030.2 1030.9 1027.6 1028.0 1027.8 1024.5 1023.0 1026.2 1029.4 1031.3 1033.3 1031.9 1028.7 1970 1029.9 1030.3 1030.0 1030.9 1027.4 1025.6 1023.8 1023.9 1028.4 1031.9 1034.2 1032.2 1029.0 1971 1033.4 1026.7 1030.4 1027.4 1027.5 1022.8 1023.8 1025.3 1030.8 1033.5 1034.0 1030.6 1028.9 1972 1032.0 1032.4 1029.4 1029.1 1026.9 1026.1 1024.7 1028.0 1030.8 1034.0 1033.3 1033.3 1030.0 1973 1032.4 1029.4 1029.4 1027.0 1026.6 1024.1 1022.3 1026.0 1030.0 1033.5 1032.7 1033.3 1028.9 1974 1029.7 1031.7 1031.9 1025.9 1027.7 1024.7 1023.7 1025.3 1029.3 1033.8 1034.5 1031.5 1029.1 1975 1031.9 1029.1 1028.2 1029.9 1028.1 1025.2 1023.6 1024.8 1029.2 1031.4 1033.9 1033.1 1029.0 1976 1029.4 1029.0 1028.5 1028.5 1027.6 1026.5 1022.0 1024.7 1029.2 1030.8 1035.1 1033.5 1028.7 1977 1030.5 1033.6 1032.3 1027.2 1027.9 1024.0 1021.9 1025.4 1030.7 1032.6 1032.1 1031.8 1029.2 1978 1031.6 1030.8 1028.5 1026.2 1026.0 1023.8 1024.3 1024.8 1028.7 1033.8 1033.4 1032.6 1028.7 1979 1032.6 1028.9 1029.7 1029.5 1030.4 1028.1 1025.8 1026.9 1032.6 1033.7 1035.9 1032.0 1030.5 1980 1030.8 1030.3 1029.1 1028.6 1028.7 1026.3 1025.5 1026.6 1030.2 1031.6 1033.5 1031.9 1029.4 1981 1031.8 1029.9 1028.3 1027.6 1028.4 1026.7 1024.9 1026.9 1032.0 1034.8 1032.4 1032.5 1029.7 1982 1030.5 1028.3 1028.2 1029.7 1031.8 1027.3 1024.7 1026.0 1031.7 1032.6 1033.1 1033.3 1029.8 1983 1031.6 1030.0 1029.5 1028.7 1028.4 1027.6 1024.8 1025.1 1029.2 1033.6 1035.4 1033.9 1029.8 1984 1031.7 1034.2 1029.5 1027.9 1027.4 1025.9 1024.6 1024.2 1031.1 1034.5 1033.6 1033.9 1029.9 1985 1031.2 1025.6 1031.6 1027.7 1028.8 1024.1 1014.2 1017.1 1019.3 1021.5 1023.1 1020.3 1023.7 1986 1019.9 1018.3 1018.8 1018.9 1017.9 1013.4 1015.8 1017.2 1020.9 1023.0 1021.5 1021.0 1018.9 1987 1022.3 1020.6 1014.4 1018.5 1018.9 1016.8 1015.6 1015.4 1019.4 1023.2 1023.1 1021.1 1019.1 1988 1018.8 1018.4 1015.0 1018.1 1017.1 1013.8 1012.4 1014.4 1018.4 1022.0 1021.7 1019.2 1017.4 1989 1018.4 1020.4 1016.1 1019.4 1018.9 1015.4 1015.2 1015.8 1017.6 1022.1 1022.1 1019.4 1018.4 1990 1019.3 1016.7 1020.0 1015.9 1016.8 1014.3 1013.8 1015.9 1017.8 1021.6 1022.7 1020.6 1018.0 1991 1019.6 1019.6 1017.7 1018.2 1014.6 1015.1 1013.5 1014.9 1019.6 1022.5 1022.7 1018.8 1018.1 1992 1018.2 1015.6 1017.3 1016.4 1018.2 1014.9 1014.4 1016.9 1019.5 1021.3 1022.4 1020.0 1017.9 1993 1019.6 1019.3 1018.3 1017.5 1017.8 1015.5 1015.0 1017.4 1018.6 1024.8 1021.4 1022.6 1019.0 1994 1019.6 1016.5 1018.2 1018.8 1017.6 1013.1 1012.1 1014.3 1021.6 1023.5 1020.8 1021.2 1018.1 1995 1021.3 1018.7 1018.2 1017.4 1019.2 1014.7 1011.8 1015.0 1018.1 1021.7 1020.7 1022.5 1018.3 1996 1021.2 1017.7 1016.3 1018.3 1018.8 1015.6 1015.5 1016.4 1016.7 1021.3 1024.4 1023.2 1018.8 1997 1018.7 1018.4 1015.0 1016.4 1018.6 1014.7 1012.7 1015.4 1019.6 1021.1 1022.5 1019.9 1017.8 1998 1017.7 1018.1 1017.0 1017.5 1018.3 1017.5 1013.7 1016.9 1018.4 1021.9 1022.8 1024.0 1018.7 1999 1019.7 1018.6 1017.0 1018.0 1017.1 1014.6 1013.4 1015.1 1017.5 1020.6 1020.7 1023.9 1018.0 2000 1018.2 1018.1 1017.2 1017.3 1015.6 1014.6 1014.9 1015.7 1017.7 1021.9 1023.0 1020.8 1017.9 2001 1020.7 1018.7 1017.8 1017.2 1015.6 1013.6 1013.8 1016.4 1018.8 1021.1 1020.9 1022.5 1018.1 2002 1019.8 1019.1 1018.3 1015.5 1016.1 1014.2 1015.6 1014.7 1019.9 1021.8 1022.4 1019.9 1018.1 2003 1019.9 1016.2 1017.5 1018.3 1018.6 1014.5 1012.4 1015.9 1018.1 1020.5 1021.7 1021.9 1018.0 MEAN 1026.6 1025.3 1024.4 1024.0 1024.0 1021.4 1019.8 1021.5 1025.3 1028.5 1028.9 1027.7 1024.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 95 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1036.6 1034.1 1036.4 1038.3 1034.1 1032.9 1027.9 1029.2 1032.9 1042.5 1039.8 1041.0 1042.5 DAY 6 23 15 9 4 21 15 29 24 20 22 5 1960 ****** 1040.8 1037.2 1043.2 1037.0 1032.4 1031.3 1030.2 1035.2 1041.0 1040.8 1042.1 ****** DAY ** 15 16 7 7 3 17 31 24 28 26 5 1961 1041.9 1041.4 1041.2 1035.5 1037.8 1033.3 1031.0 1032.4 1035.2 1041.3 1042.5 1042.7 1042.7 DAY 10 22 4 20 14 11 24 10 25 25 29 5 1962 1039.7 1039.3 1037.1 1036.3 1033.4 1033.0 1029.1 1035.2 1040.4 1040.5 1044.9 1038.8 1044.9 DAY 13 11 6 19 16 22 31 26 25 27 23 1 1963 1035.5 1038.7 1035.0 1034.5 1030.6 1032.5 1029.5 1030.0 1040.4 1038.6 ****** 1038.0 ****** DAY 6 5 23 2 20 2 29 5 24 18 ** 26 1964 1040.1 1036.4 1034.9 1034.8 1031.9 1032.2 1029.2 1027.1 1036.0 1038.3 1040.9 1039.7 1040.9 DAY 30 28 18 25 10 3 22 26 29 30 11 1 1965 1036.5 1035.5 1035.8 1031.7 1036.7 1032.0 1026.7 1032.6 1035.7 1037.9 1037.6 1036.7 1037.9 DAY 29 1 16 25 21 2 25 9 20 5 28 4 1966 1038.0 1034.5 1035.2 1034.5 1032.8 1031.5 1030.0 1027.9 1033.7 1038.2 1043.4 1038.9 1043.4 DAY 1 12 3 5 21 3 11 17 15 31 23 7 1967 1039.0 1037.8 1037.0 1033.8 1035.2 1030.6 1028.3 1028.2 1032.0 1041.3 1036.6 1036.3 1041.3 DAY 6 28 3 13 3 7 15 16 26 15 6 12 1968 1035.2 1035.7 1039.4 1036.4 1033.4 1032.5 1028.4 1031.2 1033.2 1039.8 1039.3 1038.7 1039.8 DAY 12 7 27 1 8 1 16 30 18 16 24 23 1969 1037.8 1038.6 1035.7 1034.4 1034.8 1032.0 1025.2 1032.0 1037.8 1036.3 1040.8 1036.8 1040.8 DAY 9 3 12 23 12 2 16 31 14 14 23 20 1970 1038.8 1035.6 1036.5 1035.9 1032.9 1032.2 1027.7 1028.4 1034.4 1039.5 1043.1 1041.0 1043.1 DAY 3 15 26 22 10 11 9 30 18 12 15 16 1971 1041.4 1035.6 1036.0 1036.4 1032.5 1026.7 1026.0 1029.9 1035.0 1040.6 1040.6 1036.3 1041.4 DAY 3 4 17 9 2 9 7 21 23 11 20 11 1972 1041.2 1038.6 1036.5 1035.0 1037.3 1032.6 1028.2 1031.2 1035.9 1040.6 1038.0 1041.2 1041.2 DAY 5 1 16 16 24 2 24 24 17 26 12 27 1973 1043.5 1038.5 1038.6 1033.2 1035.9 1031.8 1026.9 1029.1 1037.5 1038.2 1040.0 1043.3 1043.5 DAY 26 7 10 11 8 3 22 21 30 22 12 26 1974 1039.7 1037.5 1038.2 1031.3 1031.8 1028.7 1027.9 1029.2 1032.5 1040.6 1042.6 1038.0 1042.6 DAY 5 4 7 3 9 1 29 26 22 14 18 31 1975 1043.6 1035.9 1035.7 1037.2 1033.7 1029.7 1026.8 1030.3 1036.6 1037.9 1040.1 1039.0 1043.6 DAY 15 18 5 4 20 17 28 18 19 20 15 25 1976 1034.7 1038.9 1034.8 1034.0 1031.2 1030.2 1026.2 1026.9 1035.1 1039.7 1042.0 1041.3 1042.0 DAY 1 21 27 4 1 26 6 26 11 31 14 16 1977 1039.4 1040.0 1041.8 1032.9 1031.9 1028.8 1026.1 1030.3 1037.2 1038.1 1038.7 1040.2 1041.8 DAY 5 15 10 1 2 6 13 23 30 24 27 13 1978 1039.5 1038.2 1033.7 1032.1 1032.5 1034.0 1030.0 1030.2 1034.0 1038.9 1042.3 1043.4 1043.4 DAY 13 5 20 12 3 8 8 21 28 10 27 24 1979 1043.5 1036.3 1035.9 1035.5 1038.7 1034.8 1030.3 1034.2 1037.0 1039.8 1043.2 1039.7 1043.5 DAY 18 13 5 18 27 11 21 29 23 9 13 23 1980 1036.3 1036.5 1036.6 1035.9 1033.0 1033.8 1031.3 1033.7 1036.8 1036.4 1039.6 1038.0 1039.6 DAY 10 9 28 21 26 2 18 30 26 23 3 16 1981 1040.8 1035.5 1037.3 1035.2 1036.4 1032.6 1030.3 1030.6 1037.0 1040.3 1038.5 1038.5 1040.8 DAY 9 4 6 20 22 9 24 3 27 29 16 12 1982 1038.2 1038.0 1035.7 1040.5 1040.1 1035.1 1030.4 1029.9 1036.8 1038.9 1041.9 1040.3 1041.9 DAY 19 20 16 4 10 7 8 27 20 25 18 10 1983 1042.3 1038.0 1037.2 1034.1 1034.7 1035.6 1030.7 1028.9 1033.5 1039.6 1045.1 1042.3 1045.1 DAY 8 11 14 27 16 1 1 8 20 28 26 4 1984 1040.0 1041.0 1036.1 1034.9 1032.6 1029.8 1027.1 1026.8 1035.7 1041.9 1042.7 1041.8 1042.7 DAY 5 23 28 14 17 5 31 30 22 9 27 16 1985 1036.4 1034.5 1042.3 1037.6 1037.4 1030.9 1017.4 1020.8 1026.2 1027.3 1027.9 1026.8 1042.3 DAY 14 24 5 17 12 6 16 30 22 31 1 9 1986 1026.5 1026.1 1025.4 1025.7 1024.9 1019.6 1019.1 1020.6 1026.0 1028.0 1027.2 1029.7 1029.7 DAY 29 22 28 5 19 2 3 24 22 20 16 7 1987 1029.0 1029.1 1023.3 1024.2 1024.3 1020.0 1019.2 1020.6 1024.3 1028.1 1030.9 1031.3 1031.3 DAY 20 1 23 22 1 28 11 7 24 28 30 2 1988 1030.9 1028.1 1023.6 1026.7 1023.9 1020.9 1015.7 1019.9 1023.6 1027.2 1028.1 1026.1 1030.9 DAY 3 7 17 9 5 1 30 21 14 17 6 2 1989 1026.6 1028.0 1022.8 1023.8 1023.1 1018.6 1019.4 1019.0 1026.5 1028.9 1026.2 1023.6 1028.9 DAY 22 8 1 9 21 3 10 19 23 27 8 18 1990 1025.7 1025.7 1029.4 1021.8 1022.2 1017.7 1018.0 1018.6 1020.9 1029.7 1029.8 1026.4 1029.8 DAY 20 8 10 25 15 5 15 2 22 19 22 5 1991 1026.9 1031.5 1024.9 1023.6 1019.1 1020.4 1017.0 1018.3 1024.2 1025.6 1027.2 1026.4 1031.5 DAY 12 15 12 15 9 17 1 22 30 21 13 7 1992 1028.7 1021.6 1026.4 1020.5 1023.5 1019.7 1018.6 1022.0 1022.9 1025.7 1030.2 1025.1 1030.2 DAY 10 16 12 12 6 7 6 31 2 29 4 1 1993 1028.2 1025.9 1025.4 1024.4 1024.3 1023.0 1019.3 1021.1 1024.9 1030.2 1026.7 1027.5 1030.2 DAY 6 9 17 1 10 23 27 18 23 17 21 26 1994 1027.9 1023.9 1023.7 1029.6 1021.9 1017.7 1014.7 1018.2 1028.9 1027.5 1025.9 1027.5 1029.6 DAY 10 18 18 5 21 9 13 15 23 10 2 8 1995 1027.6 1023.7 1025.3 1021.9 1023.8 1020.3 1015.4 1020.3 1023.0 1029.6 1026.4 1027.5 1029.6 DAY 7 12 3 3 26 1 4 25 13 25 16 11 1996 1028.1 1023.3 1021.5 1023.7 1023.7 1018.8 1023.3 1024.1 1024.2 1028.8 1032.9 1029.6 1032.9 DAY 10 18 12 7 4 12 3 29 25 2 19 8 1997 1026.4 1024.2 1028.1 1023.6 1025.0 1019.8 1015.7 1019.4 1023.9 1025.7 1031.1 1027.1 1031.1 DAY 19 25 11 23 12 8 21 24 7 9 8 29 1998 1025.9 1028.0 1024.6 1027.9 1024.9 1022.6 1017.8 1020.8 1022.8 1028.3 1029.2 1029.2 1029.2 DAY 4 23 26 12 8 5 19 19 13 10 21 10 1999 1029.4 1026.2 1024.4 1023.7 1022.9 1020.1 1017.0 1020.8 1023.1 1023.3 1028.4 1029.8 1029.8 DAY 2 12 31 23 28 9 19 20 30 26 14 6 2000 1024.9 1025.3 1024.5 1022.3 1023.5 1020.3 1018.6 1019.9 1022.8 1026.4 1032.8 1027.2 1032.8 DAY 25 11 27 3 5 3 30 23 29 16 17 4 2001 1024.4 1028.0 1028.0 1025.6 1019.2 1021.6 1018.1 1020.9 1025.3 1028.9 1026.2 1027.7 1028.9 DAY 3 10 2 2 15 2 29 5 22 10 20 18 2002 1025.9 1025.9 1030.0 1025.1 1021.6 1020.3 1019.9 1020.0 1025.0 1026.1 1030.0 1028.9 1030.0 DAY 26 19 11 1 24 25 3 30 21 10 18 4 2003 1025.8 1023.0 1026.4 1024.1 1025.4 1018.3 1016.7 1018.9 1024.6 1024.6 1030.6 1029.4 1030.6 DAY 12 13 3 7 2 9 4 30 27 15 25 12 1959-2003 1043.6 1041.4 1042.3 1043.2 1040.1 1035.6 1031.3 1035.2 1040.4 1042.5 1045.1 1043.4 1045.1 YEAR-DAY 75-15 61-22 85- 5 60- 7 82-10 83- 1 60-17 62-26 62-25 59-20 83-26 78-24 83-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 96 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1019.6 1018.2 1014.5 1024.3 1023.7 1018.9 1021.4 1021.4 1022.3 1026.1 1026.0 1028.3 1014.5 DAY 23 17 1 19 30 28 27 3 12 30 26 1 1960 ****** 1027.7 1018.2 1026.6 1023.7 1021.2 1020.8 1021.4 1028.7 1029.5 1024.4 1025.8 ****** DAY ** 29 12 11 31 21 1 12 2 11 20 30 1961 1026.5 1025.8 1018.6 1023.7 1017.4 1018.9 1021.9 1024.6 1024.4 1029.2 1027.4 1021.4 1017.4 DAY 22 14 9 2 30 6 15 7 1 1 24 22 1962 1025.4 1020.7 1016.8 1018.9 1021.9 1019.2 1022.0 1023.0 1025.9 1024.6 1032.4 1026.1 1016.8 DAY 9 18 28 5 11 10 14 21 17 10 3 25 1963 1028.6 1024.3 1020.3 1020.4 1018.5 1021.8 1022.0 1022.8 1024.7 1030.6 ****** 1018.4 ****** DAY 4 14 20 16 11 16 1 12 3 25 ** 11 1964 1010.3 1023.8 1020.7 1014.5 1020.1 1017.4 1019.1 1019.6 1025.9 1025.8 1018.8 1026.5 1010.3 DAY 19 11 4 9 12 29 31 18 3 5 27 24 1965 1017.0 1016.0 1020.8 1016.9 1022.8 1021.1 1018.4 1024.4 1026.7 1019.0 1026.1 1025.1 1016.0 DAY 11 23 24 4 4 19 12 1 17 25 9 20 1966 1027.5 1020.3 1010.7 1019.6 1024.4 1018.3 1019.3 1019.8 1024.1 1025.3 1030.9 1021.5 1010.7 DAY 27 10 20 14 26 27 26 5 8 15 16 12 1967 1019.8 1020.5 1010.8 1015.9 1022.3 1018.2 1016.3 1020.4 1023.0 1025.8 1027.7 1019.3 1010.8 DAY 22 15 24 27 27 5 10 6 17 3 25 23 1968 1019.9 1021.9 1021.6 1019.3 1026.0 1020.1 1020.1 1019.4 1024.9 1024.9 1026.6 1021.6 1019.3 DAY 16 3 18 24 16 23 12 1 7 25 19 9 1969 1014.4 1024.6 1020.9 1019.9 1020.3 1019.1 1020.1 1019.3 1023.0 1021.9 1026.1 1024.9 1014.4 DAY 25 13 21 13 2 16 18 8 11 29 9 14 1970 1019.8 1020.7 1023.8 1024.5 1022.4 1021.8 1019.7 1020.4 1022.0 1024.3 1028.0 1024.2 1019.7 DAY 23 23 24 20 7 20 1 6 6 8 30 14 1971 1020.6 1017.5 1018.3 1019.4 1022.2 1016.7 1019.2 1021.9 1025.8 1027.3 1027.5 1019.0 1016.7 DAY 14 14 21 26 30 5 23 9 2 1 5 20 1972 1024.5 1024.9 1023.7 1021.1 1018.8 1017.5 1021.1 1017.7 1025.0 1029.6 1027.1 1026.0 1017.5 DAY 23 20 18 25 3 24 6 1 11 30 8 17 1973 1017.6 1016.6 1017.1 1022.3 1021.4 1016.3 1018.0 1022.9 1025.7 1030.2 1026.6 1023.8 1016.3 DAY 16 22 7 19 30 16 16 5 1 11 19 7 1974 1013.1 1026.0 1023.8 1018.3 1021.6 1020.3 1018.4 1020.7 1021.9 1030.4 1027.4 1023.8 1013.1 DAY 25 12 25 29 27 3 20 16 3 29 27 13 1975 1023.8 1018.3 1017.6 1023.9 1022.6 1021.6 1020.6 1018.3 1021.6 1024.5 1017.4 1025.7 1017.4 DAY 5 11 3 24 15 24 1 15 10 4 29 23 1976 1022.7 1019.4 1020.5 1023.8 1022.2 1022.9 1018.5 1022.0 1025.6 1025.1 1020.3 1025.1 1018.5 DAY 12 11 22 9 7 6 19 31 2 18 29 31 1977 1022.6 1022.3 1024.6 1019.0 1022.4 1018.5 1017.5 1019.2 1026.5 1026.2 1023.3 1024.2 1017.5 DAY 9 7 27 8 17 22 2 18 15 5 17 23 1978 1021.2 1021.3 1020.1 1020.6 1013.8 1010.7 1018.6 1021.2 1022.1 1026.6 1026.6 1023.0 1010.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 1023.0 1019.0 1022.1 1024.1 1022.3 1020.8 1020.8 1021.2 1027.6 1028.9 1024.1 1022.9 1019.0 DAY 7 11 28 16 17 23 6 6 5 27 29 1 1980 1021.9 1021.1 1016.7 1023.3 1021.8 1017.3 1022.1 1023.4 1025.4 1028.1 1026.4 1024.4 1016.7 DAY 24 12 19 16 10 17 3 7 21 5 25 10 1981 1022.0 1022.7 1017.3 1015.0 1020.5 1018.3 1020.6 1023.3 1028.9 1029.9 1025.2 1027.3 1015.0 DAY 3 1 28 2 16 5 6 13 29 17 23 26 1982 1016.6 1019.3 1020.8 1022.3 1025.2 1023.6 1016.6 1016.6 1027.6 1028.0 1027.7 1026.7 1016.6 DAY 29 1 25 18 24 26 31 1 14 21 6 28 1983 1021.9 1019.9 1021.2 1023.9 1024.3 1022.4 1018.9 1021.1 1025.2 1026.4 1030.2 1021.1 1018.9 DAY 24 28 23 2 3 22 27 4 9 5 12 12 1984 1023.3 1024.1 1018.8 1019.3 1020.8 1020.9 1021.5 1020.9 1026.0 1025.4 1024.7 1023.0 1018.8 DAY 17 8 15 26 30 21 16 8 8 18 12 7 1985 1026.5 1015.8 1020.3 1022.6 1023.4 1012.5 1010.7 1013.0 1014.8 1013.6 1019.7 1010.1 1010.1 DAY 17 6 25 11 5 30 19 8 7 11 7 19 1986 1005.9 1006.9 1012.0 1013.8 1011.7 1008.6 1012.2 1013.7 1017.5 1019.0 1015.3 1012.8 1005.9 DAY 20 16 9 11 11 19 20 6 4 1 7 31 1987 1014.2 1014.4 1005.0 1011.5 1013.8 1012.5 1008.2 1011.7 1015.4 1017.8 1016.6 1010.5 1005.0 DAY 3 10 14 20 23 13 3 18 6 4 7 31 1988 1007.8 1011.0 1006.8 1011.3 1012.0 1006.3 1008.5 1011.0 1014.4 1017.3 1015.4 1008.0 1006.3 DAY 19 3 5 1 29 24 8 29 1 30 20 27 1989 1010.0 1006.0 1001.9 1012.2 1015.4 1011.3 1011.7 1009.2 1012.0 1015.0 1017.1 1011.8 1001.9 DAY 3 23 30 29 31 11 31 1 19 2 20 5 1990 1012.8 1006.2 1013.3 1006.5 1004.2 1010.2 1009.9 1012.3 1014.0 1017.1 1015.0 1010.5 1004.2 DAY 2 16 25 16 13 27 5 7 18 31 1 25 1991 1007.5 1013.0 1004.5 1010.5 1006.1 1008.8 1007.6 1011.0 1013.8 1018.9 1016.6 1011.7 1004.5 DAY 26 4 7 11 23 12 14 12 3 4 5 26 1992 1010.3 1006.1 1008.0 1008.8 1013.7 1008.7 1010.7 1011.4 1015.2 1018.0 1010.5 1012.7 1006.1 DAY 3 11 31 19 19 27 24 1 18 24 26 28 1993 1008.8 1012.2 1006.8 1010.8 1013.8 1011.6 1012.3 1012.7 1015.0 1018.2 1008.8 1015.0 1006.8 DAY 9 15 22 12 29 3 13 12 13 2 14 5 1994 1011.0 1007.5 1009.0 1009.7 1010.7 1008.2 1008.7 1008.8 1014.8 1018.6 1007.4 1007.1 1007.1 DAY 25 12 15 3 1 29 20 2 1 2 26 4 1995 1015.0 1011.0 1006.7 1010.6 1014.0 1010.2 1006.4 1011.3 1015.1 1016.1 1009.0 1017.0 1006.4 DAY 1 24 27 25 9 23 1 3 19 13 26 6 1996 1015.4 1007.5 1009.5 1009.3 1015.0 1010.2 1011.7 1011.2 1010.5 1014.3 1017.6 1016.2 1007.5 DAY 19 5 26 10 29 6 6 8 19 27 29 15 1997 1008.6 1012.0 1007.9 1007.7 1009.8 1009.9 1007.9 1011.2 1012.7 1018.0 1018.4 1012.4 1007.7 DAY 17 23 17 11 5 24 16 13 2 23 14 10 1998 1004.5 1006.0 1009.2 1009.3 1006.9 1013.5 1006.8 1013.5 1013.1 1014.7 1019.0 1015.2 1004.5 DAY 13 16 30 24 30 29 6 13 6 2 1 21 1999 1012.2 1007.9 1009.9 1009.8 1008.8 1006.4 1009.9 1009.4 1013.2 1017.4 1015.3 1017.0 1006.4 DAY 19 21 3 9 21 25 12 7 16 25 26 16 2000 1008.8 1007.7 1010.3 1013.3 1010.2 1008.8 1010.8 1011.0 1010.2 1016.8 1015.7 1010.1 1007.7 DAY 21 7 9 23 20 26 11 31 1 1 6 16 2001 1016.5 1006.7 1005.4 1010.1 1009.3 1008.7 1006.8 1010.2 1012.5 1015.4 1012.9 1016.1 1005.4 DAY 20 21 26 13 30 18 18 27 1 31 17 5 2002 1012.2 1013.7 1011.5 1002.9 1011.5 1004.5 1010.2 1009.7 1015.5 1018.2 1015.8 1007.6 1002.9 DAY 22 25 23 4 12 21 25 17 10 22 13 22 2003 1010.2 1006.7 1009.9 1014.0 1013.1 1009.1 1008.6 1010.8 1012.0 1015.7 1014.2 1015.2 1006.7 DAY 29 19 27 14 24 30 1 1 7 27 14 7 1959-2003 1004.5 1006.0 1001.9 1002.9 1004.2 1004.5 1006.4 1008.8 1010.2 1013.6 1007.4 1007.1 1001.9 YEAR-DAY 98-13 89-23 89-30 2- 4 90-13 2-21 95- 1 94- 2 0- 1 85-11 94-26 94- 4 89-30 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 97 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1021.3 1018.0 1016.9 1012.3 1008.9 1005.2 1000.5 1000.9 1006.0 1013.9 1019.6 1021.0 1012.0 1960 ****** 1033.7 1028.4 1034.0 1024.5 1002.7 1000.4 1001.1 1009.3 1016.4 1020.0 1022.0 ****** 1961 1022.0 1022.0 1014.4 1013.8 1007.3 1004.4 1001.3 1003.6 1006.5 1017.1 1019.4 1019.0 1012.6 1962 1020.1 1014.9 1011.2 1009.2 1007.2 1003.6 999.7 1004.1 1009.8 1014.6 1022.2 1020.1 1011.4 1963 1018.3 1015.6 1010.6 1007.2 1004.8 1001.9 999.5 1002.1 1008.1 1013.7 ****** 1019.3 ****** 1964 1025.2 1017.0 1011.5 1007.1 1005.6 1000.1 997.8 998.4 1007.3 1016.5 1018.0 1024.5 1010.8 1965 1017.1 1015.0 1014.3 1007.4 1006.1 1001.8 998.4 1003.2 1008.6 1011.2 1016.4 1018.1 1009.8 1966 1018.0 1013.5 1011.4 1009.0 1007.4 1000.0 998.2 1001.6 1006.5 1014.1 1021.9 1017.8 1010.0 1967 1022.2 1016.4 1010.1 1009.3 1007.6 1002.0 997.5 999.6 1004.7 1014.7 1015.4 1017.6 1009.8 1968 1016.9 1019.9 1011.8 1010.9 1008.6 1001.5 1000.1 1000.9 1006.8 1013.8 1018.0 1017.7 1010.6 1969 1021.7 1020.5 1010.9 1009.6 1006.1 1000.6 997.7 1002.2 1008.1 1011.5 1019.2 1018.1 1010.5 1970 1019.3 1016.4 1015.0 1010.9 1004.2 1001.1 1000.0 998.4 1006.0 1012.4 1016.9 1019.5 1010.0 1971 1021.9 1014.4 1014.1 1008.4 1004.5 999.7 999.0 1001.0 1009.4 1014.6 1017.9 1016.8 1010.1 1972 1024.0 1025.4 1015.5 1010.3 1006.5 1004.1 1000.5 1005.4 1008.7 1014.4 1016.8 1022.5 1012.8 1973 1023.0 1015.3 1014.5 1007.6 1004.4 998.9 996.6 1000.9 1007.8 1013.8 1016.6 1021.5 1010.1 1974 1020.3 1023.1 1016.4 1007.7 1005.9 1000.2 998.2 1001.4 1007.1 1015.7 1018.5 1019.8 1011.2 1975 1021.1 1017.4 1012.8 1011.7 1005.7 1002.4 997.7 1000.0 1006.7 1012.6 1019.3 1021.0 1010.7 1976 1016.7 1018.2 1015.8 1010.6 1005.9 1001.8 996.0 999.5 1006.3 1012.0 1021.2 1021.7 1010.5 1977 1022.3 1021.0 1014.1 1007.6 1005.7 998.5 996.1 1000.8 1008.5 1013.1 1015.9 1018.2 1010.1 1978 1020.5 1018.0 1013.0 1006.3 1003.8 999.0 998.5 1000.2 1005.5 1013.8 1019.1 1018.5 1009.7 1979 1020.0 1015.5 1015.1 1009.8 1010.3 1004.7 1000.2 1002.8 1010.0 1012.7 1020.0 1019.1 1011.7 1980 1020.4 1019.2 1013.6 1007.7 1006.1 1001.7 999.8 1001.9 1007.7 1012.2 1016.7 1017.8 1010.4 1981 1019.2 1016.5 1011.7 1008.2 1006.6 1003.0 999.7 1002.4 1009.3 1016.3 1015.6 1018.2 1010.6 1982 1019.1 1017.4 1013.7 1009.6 1009.4 1002.9 999.5 1001.5 1009.6 1013.4 1018.9 1023.0 1011.5 1983 1020.9 1017.0 1015.2 1010.6 1006.1 1002.9 998.6 999.7 1006.5 1014.7 1018.3 1021.5 1011.0 1984 1020.5 1024.3 1013.1 1008.3 1005.9 1001.5 998.6 998.3 1008.7 1015.9 1017.1 1023.1 1011.3 1985 1019.5 1011.0 1017.4 1008.1 1006.6 999.3 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1016.6 1020.8 1025.1 ****** 1987 1024.2 1021.7 1012.6 1013.8 1010.5 1006.6 1004.4 1003.8 1010.6 1020.1 1021.1 1022.0 1014.3 1988 1021.6 1020.5 1014.1 1012.9 1008.5 1002.3 1000.1 1003.7 1009.3 1016.6 1019.3 1020.0 1012.4 1989 1024.6 1026.9 1015.0 1014.3 1012.0 1004.0 1003.0 1004.7 1008.2 1015.6 1020.7 1020.2 1014.1 1990 1023.2 1019.5 1019.1 1011.0 1007.6 1002.5 1002.0 1004.2 1008.1 1016.3 1020.0 1023.7 1013.1 1991 1024.1 1022.8 1017.8 1013.4 1007.4 1004.6 1001.5 1003.8 1011.1 1017.4 1021.2 1020.4 1013.8 1992 1022.9 1018.2 1019.3 1013.1 1013.0 1004.6 1002.6 1006.9 1011.5 1016.6 1019.9 1021.3 1014.2 1993 1024.7 1021.0 1018.6 1012.7 1010.5 1005.0 1003.5 1007.1 1009.2 1020.8 1020.4 1024.0 1014.8 1994 1022.0 1019.1 1016.4 1014.0 1009.1 1001.9 1000.2 1002.3 1014.4 1019.0 1017.7 1024.0 1013.4 1995 1023.4 1020.3 1017.6 1012.8 1011.7 1004.0 998.9 1003.0 1009.3 1016.8 1018.2 1025.7 1013.5 1996 1025.5 1019.5 1016.4 1014.4 1011.5 1004.8 1003.4 1004.8 1005.8 1015.5 1023.4 1024.0 1014.1 1997 1020.6 1020.6 1014.2 1011.5 1010.5 1002.7 999.4 1003.2 1009.9 1014.4 1021.4 1021.3 1012.5 1998 1020.4 1020.0 1015.6 1011.3 1010.0 1006.4 1000.8 1004.7 1008.5 1015.3 1019.2 1022.4 1012.9 1999 1022.2 1018.3 1015.8 1012.9 1008.4 1002.3 1000.9 1002.4 1007.8 1013.7 1019.5 1024.4 1012.4 2000 1020.4 1019.8 1015.7 1009.4 1004.6 1003.3 1002.6 1003.4 1007.0 1016.0 1022.0 1021.4 1012.1 2001 1024.0 1020.0 1015.0 1009.3 1004.8 1001.1 1001.0 1004.4 1009.2 1014.8 1018.2 1022.4 1012.0 2002 1021.3 1019.6 1015.1 1009.5 1006.8 1001.9 1002.9 1001.8 1009.5 1013.5 1019.8 1022.1 1012.0 2003 1022.0 1016.6 1015.8 1012.3 1011.0 1003.1 998.6 1003.4 1008.3 1012.8 1020.2 1023.6 1012.3 MEAN 1021.4 1019.1 1014.9 1010.9 1007.9 1002.4 999.9 1002.3 1008.3 1014.9 1019.1 1021.0 1011.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 98 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1027.2 1024.6 1026.0 1020.2 1018.5 1010.0 1005.2 1005.8 1013.6 1025.6 1027.5 1026.8 1027.5 DAY 3 11 2 9 4 8 15 29 4 20 22 5 1960 ****** 1038.0 1039.0 1045.0 1048.0 1010.9 1007.3 1006.9 1014.3 1022.8 1028.9 1030.7 ****** DAY ** 18 31 7 10 18 17 19 26 31 27 6 1961 1041.4 1034.8 1028.3 1024.1 1015.9 1013.1 1045.5 1009.9 1012.9 1024.9 1028.4 1028.1 1045.5 DAY 10 6 4 5 14 9 12 10 29 26 29 5 1962 1030.2 1027.0 1021.9 1020.5 1013.9 1009.9 1004.4 1011.1 1021.6 1022.4 1032.4 1031.0 1032.4 DAY 13 11 3 19 13 2 30 26 25 12 23 29 1963 1024.3 1025.9 1019.2 1017.3 1012.6 1008.1 1004.5 1006.3 1018.5 1018.2 ****** 1031.4 ****** DAY 6 5 23 2 14 2 29 5 24 18 ** 26 1964 1031.8 1027.2 1017.6 1018.3 1010.7 1009.0 1003.3 1004.5 1014.8 1022.7 1030.4 1032.6 1032.6 DAY 9 28 23 24 3 3 22 26 29 30 30 10 1965 1024.7 1024.2 1025.3 1014.6 1017.7 1008.9 1003.4 1009.6 1015.2 1020.0 1022.4 1024.0 1025.3 DAY 29 1 16 9 21 3 2 9 29 29 28 23 1966 1024.8 1020.1 1023.6 1021.0 1012.5 1008.7 1004.9 1048.9 1011.1 1021.4 1029.8 1028.1 1048.9 DAY 1 23 3 5 10 2 11 23 15 18 23 30 1967 1032.7 1029.9 1027.1 1020.3 1017.7 1010.7 1003.7 1004.4 1013.4 1024.6 1020.1 1025.0 1032.7 DAY 6 28 1 4 3 7 15 16 26 15 6 27 1968 1023.9 1034.2 1026.2 1020.7 1014.8 1011.1 1005.2 1009.9 1013.1 1021.4 1024.6 1028.4 1034.2 DAY 20 7 27 1 1 1 16 30 18 30 24 23 1969 1034.2 1030.9 1022.2 1017.0 1014.2 1019.4 1001.1 1009.2 1021.0 1018.4 1027.8 1023.4 1034.2 DAY 9 3 25 28 12 2 31 31 14 14 19 10 1970 1029.1 1024.8 1022.7 1018.8 1014.4 1010.4 1028.7 1002.6 1015.5 1020.2 1028.9 1033.4 1033.4 DAY 3 4 26 22 10 11 19 14 22 27 15 16 1971 1027.8 1033.3 1021.6 1020.6 1012.8 1046.6 1002.2 1005.1 1017.8 1022.4 1024.4 1023.1 1046.6 DAY 9 28 7 9 20 22 4 21 23 11 21 28 1972 1035.8 1035.5 1022.7 1019.2 1020.2 1047.2 1003.7 1012.5 1015.7 1021.0 1023.1 1036.5 1047.2 DAY 9 1 16 16 24 29 16 25 22 26 24 27 1973 1035.8 1029.7 1027.7 1016.7 1015.4 1006.8 1001.5 1004.2 1021.1 1018.9 1024.4 1032.2 1035.8 DAY 26 7 10 14 8 3 22 30 30 21 12 26 1974 1029.7 1034.1 1029.0 1018.1 1013.4 1004.4 1002.8 1007.0 1013.0 1024.5 1027.4 1028.2 1034.1 DAY 5 4 7 3 3 1 29 26 30 14 18 31 1975 1037.3 1024.7 1025.1 1022.6 1013.9 1048.8 1008.0 1007.4 1015.0 1022.9 1029.1 1029.4 1048.8 DAY 15 14 5 4 5 12 21 18 19 20 15 5 1976 1023.9 1031.1 1024.8 1020.9 1011.8 1006.4 1001.4 1003.9 1013.1 1027.0 1030.5 1027.2 1031.1 DAY 1 21 27 4 1 21 6 27 11 31 14 13 1977 1032.6 1027.7 1026.9 1016.1 1011.9 1004.6 1000.5 1005.5 1016.0 1024.2 1023.8 1027.8 1032.6 DAY 11 3 10 2 2 1 19 20 30 24 27 25 1978 1031.7 1026.2 1020.4 1013.1 1015.3 1010.7 1006.4 1006.3 1013.2 1019.1 1028.9 1032.6 1032.6 DAY 13 5 20 12 3 8 8 21 28 11 26 24 1979 1031.8 1022.4 1027.3 1020.0 1018.4 1013.0 1005.5 1011.2 1017.0 1019.8 1029.7 1031.9 1031.9 DAY 18 19 5 18 27 11 21 29 23 10 13 23 1980 1026.0 1030.0 1020.9 1017.3 1011.0 1013.1 1005.6 1009.9 1015.1 1019.8 1023.0 1025.2 1030.0 DAY 10 3 28 2 16 2 18 30 26 23 26 16 1981 1027.0 1024.2 1023.7 1021.1 1014.7 1010.9 1006.6 1006.6 1015.8 1023.7 1023.8 1024.0 1027.0 DAY 9 4 5 3 22 9 24 3 23 29 26 1 1982 1032.1 1032.3 1021.7 1024.0 1019.3 1011.1 1005.6 1006.6 1016.7 1024.2 1029.4 1034.4 1034.4 DAY 19 20 16 4 10 7 8 27 21 26 18 10 1983 1032.3 1026.1 1022.6 1015.6 1012.0 1014.6 1006.0 1003.4 1012.7 1020.6 1030.0 1029.0 1032.3 DAY 8 11 19 30 16 1 1 8 29 27 26 19 1984 1028.4 1033.4 1022.0 1018.2 1012.6 1004.7 1001.2 1001.4 1014.0 1025.7 1026.0 1030.3 1033.4 DAY 5 19 1 5 4 4 3 12 22 9 27 21 1985 1024.1 1023.3 1034.1 1020.6 1016.2 1005.9 ****** ****** ****** ****** ****** ****** ****** DAY 25 24 5 17 12 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.1 1029.5 1033.8 ****** DAY ** ** ** ** ** ** ** ** ** 15 22 11 1987 1032.5 1032.3 1025.0 1021.9 1018.6 1010.1 1009.5 1008.7 1018.3 1030.4 1036.2 1037.3 1037.3 DAY 21 12 23 22 1 22 12 8 24 28 30 2 1988 1037.0 1035.6 1022.4 1025.7 1020.8 1012.7 1005.0 1008.8 1016.9 1023.5 1026.1 1031.3 1037.0 DAY 3 7 17 3 5 1 23 21 30 17 16 30 1989 1033.5 1034.4 1025.4 1020.8 1021.0 1008.6 1005.7 1010.4 1022.4 1025.6 1025.9 1025.4 1034.4 DAY 31 8 1 3 1 3 10 20 23 24 8 18 1990 1031.1 1030.4 1030.6 1018.1 1016.2 1008.1 1006.5 1008.3 1013.4 1028.5 1028.7 1035.5 1035.5 DAY 27 8 10 8 16 8 15 2 26 19 23 28 1991 1034.2 1039.1 1029.8 1024.0 1014.7 1011.2 1005.2 1008.3 1023.4 1021.6 1027.2 1028.8 1039.1 DAY 12 15 12 15 8 24 2 22 28 14 24 18 1992 1035.4 1026.7 1033.5 1019.4 1022.3 1010.6 1006.9 1014.9 1017.8 1022.8 1028.3 1029.1 1035.4 DAY 10 13 12 11 2 15 14 31 30 17 4 29 1993 1033.2 1029.3 1028.9 1021.6 1023.1 1016.0 1008.1 1011.8 1017.6 1028.6 1029.0 1031.3 1033.2 DAY 19 8 17 1 10 23 29 18 23 8 30 7 1994 1032.4 1029.3 1024.4 1033.1 1016.3 1008.4 1004.3 1006.1 1022.9 1024.9 1024.2 1035.3 1035.3 DAY 28 18 1 5 8 9 13 15 22 10 20 8 1995 1031.2 1027.1 1026.4 1017.7 1019.5 1013.0 1004.2 1009.6 1016.5 1028.5 1029.2 1033.2 1033.2 DAY 7 26 2 7 28 1 25 25 22 18 28 11 1996 1034.6 1026.2 1021.5 1026.5 1018.4 1009.5 1011.7 1015.1 1016.7 1025.2 1035.5 1034.2 1035.5 DAY 10 27 12 5 4 12 3 30 25 20 18 7 1997 1030.5 1029.5 1029.7 1020.0 1019.6 1009.5 1004.2 1009.2 1016.6 1019.1 1031.8 1031.7 1031.8 DAY 19 8 11 14 7 8 9 28 7 9 8 29 1998 1028.3 1033.2 1024.7 1021.8 1022.2 1011.9 1005.8 1009.1 1016.4 1027.3 1026.0 1028.1 1033.2 DAY 4 23 4 7 3 5 20 25 13 10 21 29 1999 1035.4 1026.6 1025.9 1022.6 1015.4 1009.9 1005.8 1008.5 1017.0 1019.9 1029.4 1033.0 1035.4 DAY 2 1 19 23 12 9 19 19 30 26 30 1 2000 1029.4 1031.1 1024.8 1019.0 1013.5 1010.7 1007.0 1008.3 1013.6 1023.2 1035.0 1028.5 1035.0 DAY 13 10 1 3 5 3 25 20 26 16 17 18 2001 1035.4 1030.9 1027.0 1021.8 1009.9 1010.6 1006.3 1010.1 1019.5 1024.5 1026.3 1029.1 1035.4 DAY 30 10 12 2 1 2 29 14 22 10 20 18 2002 1029.1 1028.8 1031.3 1022.6 1014.2 1009.6 1008.9 1008.0 1015.3 1017.0 1030.1 1035.9 1035.9 DAY 26 2 11 1 15 25 3 30 30 26 18 4 2003 1028.4 1024.6 1030.8 1020.9 1024.0 1011.2 1003.7 1007.1 1019.2 1018.2 1032.4 1035.5 1035.5 DAY 21 13 3 19 2 7 4 8 27 15 23 13 1959-2003 1041.4 1039.1 1039.0 1045.0 1048.0 1048.8 1045.5 1048.9 1023.4 1030.4 1036.2 1037.3 1048.9 YEAR-DAY 61-10 91-15 60-31 60- 7 60-10 75-12 61-12 66-23 91-28 87-28 87-30 87- 2 66-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 99 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1006.6 1008.5 1004.0 1002.5 1000.5 993.5 996.1 996.5 1000.4 1006.5 1010.8 1013.8 993.5 DAY 23 17 1 19 30 28 27 3 12 3 26 1 1960 ****** 1021.0 1015.1 1013.0 999.1 995.9 994.7 995.8 1003.8 1008.8 1009.2 1011.2 ****** DAY ** 10 12 20 31 21 1 12 1 11 20 30 1961 984.9 1010.2 1001.5 1004.9 992.9 992.7 996.1 999.1 999.7 1007.8 1011.4 1007.8 984.9 DAY 12 14 9 30 30 6 15 7 1 1 24 22 1962 1011.2 1001.0 997.2 998.8 999.3 994.5 996.4 998.5 1002.8 1003.8 1013.2 1011.5 994.5 DAY 9 21 28 5 11 9 14 20 17 10 9 25 1963 1012.0 1008.2 1003.1 1000.7 998.7 997.4 989.4 998.4 1000.1 1009.5 ****** 1003.8 ****** DAY 29 13 20 12 6 18 4 12 3 25 ** 11 1964 998.6 1010.4 1004.0 995.5 996.4 991.6 993.2 993.9 1001.8 1004.9 1004.3 1012.9 991.6 DAY 19 13 4 9 12 29 11 13 1 3 27 25 1965 1001.4 1001.1 1004.9 996.2 999.8 994.2 991.4 999.1 1003.0 998.3 1008.3 1012.1 991.4 DAY 11 23 24 20 12 19 12 1 17 25 9 15 1966 1011.7 1005.5 993.0 1001.2 1001.4 992.5 993.5 993.5 1001.4 1002.2 1015.2 1006.7 992.5 DAY 27 10 20 18 29 27 26 5 1 1 16 12 1967 1006.1 1005.1 995.0 996.3 997.6 992.7 989.8 994.6 998.2 1005.1 1010.6 1005.4 989.8 DAY 22 15 23 25 31 21 10 5 7 1 14 23 1968 1004.5 1011.0 1002.8 998.3 1002.5 994.4 992.5 994.2 1002.0 1004.6 1011.8 1008.2 992.5 DAY 16 3 20 24 4 20 6 1 7 25 19 9 1969 1003.8 1012.1 1003.1 1000.8 999.7 993.4 993.8 993.2 997.9 1004.1 1008.1 1010.3 993.2 DAY 25 21 22 13 25 16 23 8 11 29 9 14 1970 1008.7 1005.0 1007.5 1002.0 998.6 995.8 993.5 993.5 997.2 1002.4 1012.0 1008.1 993.5 DAY 23 23 24 20 31 20 1 6 6 8 30 14 1971 1009.4 994.5 998.8 998.5 997.2 992.3 994.8 997.9 1000.4 1005.5 1009.3 1005.6 992.3 DAY 14 14 21 14 30 6 23 19 2 7 5 20 1972 1015.0 1014.6 1008.4 999.9 996.0 991.0 996.0 992.7 1000.7 1009.6 1009.5 1011.4 991.0 DAY 15 20 18 25 3 24 4 1 11 30 7 1 1973 1002.9 999.1 1000.0 1000.7 997.0 989.8 991.4 995.5 1001.5 1006.9 1008.2 1010.3 989.8 DAY 16 22 7 28 30 16 11 1 2 11 3 7 1974 1002.2 1015.5 1001.6 998.0 998.8 995.6 992.8 996.4 997.8 1011.4 1011.8 1011.0 992.8 DAY 25 16 25 28 27 3 20 16 3 29 27 13 1975 1010.2 1004.8 1001.1 1002.6 995.5 996.3 993.8 992.0 997.7 1002.6 1001.6 1011.2 992.0 DAY 5 11 2 21 25 30 5 15 10 4 29 23 1976 1010.3 1002.4 1004.5 1004.4 999.3 988.1 991.3 996.9 1000.5 1004.6 1005.5 1011.2 988.1 DAY 12 11 22 22 21 3 16 2 2 18 29 11 1977 1014.4 1008.3 1004.4 999.9 998.3 990.7 991.4 992.1 1003.3 1003.4 1007.0 1009.4 990.7 DAY 9 25 27 8 17 23 2 18 15 5 18 23 1978 1007.2 1008.9 1003.0 997.9 989.0 983.6 991.6 995.5 998.0 1004.6 1007.2 1008.8 983.6 DAY 21 12 25 25 30 22 1 14 2 1 1 16 1979 1007.1 1004.5 1005.3 1002.5 999.3 996.9 995.7 995.8 1003.9 1006.8 1008.3 1007.7 995.7 DAY 7 11 28 16 17 24 6 14 5 5 30 1 1980 1011.3 1006.1 1000.0 1000.4 997.3 990.3 996.0 996.9 1001.9 1004.4 1010.4 1009.1 990.3 DAY 7 12 19 26 10 17 31 1 21 5 15 10 1981 1011.5 1009.9 999.4 996.5 996.7 992.5 994.7 998.2 1002.0 1009.2 1008.6 1012.9 992.5 DAY 3 3 28 29 12 5 6 13 14 14 5 7 1982 1004.4 1004.8 1001.8 1001.2 1001.9 998.3 989.2 989.0 1004.2 1007.1 1012.0 1015.9 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999.3 1003.6 1008.7 1011.7 1015.0 992.4 DAY 2 16 14 16 13 17 5 7 2 2 1 25 1991 1008.5 1013.0 1003.8 1004.3 997.2 996.1 994.5 998.3 1003.2 1012.3 1011.4 1014.7 994.5 DAY 26 4 7 11 22 12 8 12 3 4 5 1 1992 1010.8 1006.9 1005.9 1004.9 1004.9 996.3 998.5 999.2 1005.8 1011.1 1007.4 1014.4 996.3 DAY 3 25 31 15 19 27 26 1 18 14 26 19 1993 1013.7 1012.3 1006.3 1002.7 1003.9 999.7 999.9 1001.8 1003.4 1008.6 1003.4 1016.6 999.7 DAY 9 5 22 12 28 19 4 12 4 1 14 5 1994 1011.5 1009.5 1007.5 1003.1 1003.0 995.8 995.7 995.0 1004.4 1010.6 1005.9 1004.9 995.0 DAY 5 9 15 27 6 29 21 2 1 2 26 4 1995 1017.1 1011.7 1002.8 1006.0 1004.9 998.0 992.2 997.5 1003.7 1007.7 1009.5 1019.5 992.2 DAY 13 9 26 6 7 30 2 3 21 13 5 6 1996 1016.4 1009.4 1005.5 1004.9 1005.1 996.9 999.5 999.1 998.1 1007.5 1014.2 1016.7 996.9 DAY 7 5 26 10 19 6 29 8 19 27 3 15 1997 1010.3 1007.6 1001.3 1001.6 1000.5 996.5 994.0 998.1 1000.7 1009.5 1015.9 1010.9 994.0 DAY 17 23 25 11 5 24 16 13 2 5 5 10 1998 1007.3 1008.9 1002.2 1001.7 996.0 999.9 990.2 1000.5 1000.0 1004.1 1012.7 1014.2 990.2 DAY 13 15 30 24 30 29 6 13 6 2 1 21 1999 1012.5 1004.5 1009.1 1003.8 997.1 992.2 997.5 995.6 1000.7 1009.2 1010.3 1015.4 992.2 DAY 19 21 22 9 21 26 12 7 15 13 1 16 2000 1009.2 1008.6 1003.7 1003.1 996.8 996.2 997.5 997.7 996.3 1008.4 1013.7 1010.6 996.2 DAY 7 7 25 22 27 24 11 31 1 1 6 16 2001 1017.0 1004.9 999.8 1002.1 996.4 994.8 994.3 997.2 1000.0 1008.8 1006.9 1016.2 994.3 DAY 5 21 26 27 30 29 11 27 1 1 19 5 2002 1009.2 1010.7 1004.4 996.0 999.1 988.8 996.4 995.0 1004.3 1008.4 1010.8 1007.1 988.8 DAY 8 27 29 4 30 21 25 9 18 5 13 22 2003 1010.6 1008.5 1004.7 1004.4 1003.0 996.8 993.8 995.5 1001.5 1006.5 1007.9 1011.7 993.8 DAY 29 26 27 28 24 30 31 1 7 5 2 7 1959-2003 984.9 994.5 993.0 995.5 989.0 983.6 989.2 989.0 996.3 998.3 1001.6 1003.8 983.6 YEAR-DAY 61-12 71-14 66-20 64- 9 78-30 78-22 82-31 82- 1 0- 1 65-25 75-29 63-11 78-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 100 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1015.7 1016.7 1011.6 1015.8 1018.7 1030.0 1033.0 1033.0 ****** 1962 1034.0 1028.6 1024.4 1022.1 1019.5 1015.7 1011.5 1016.3 1022.5 1027.7 1036.0 1033.6 1024.3 1963 1032.0 1029.0 1024.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1023.6 1018.6 1016.5 1009.8 1011.7 1018.9 1027.9 1031.8 1035.5 ****** 1984 1034.4 1038.2 1026.6 1021.3 1018.6 1014.0 1010.7 1010.4 1021.5 1029.0 1030.2 1037.2 1024.3 1985 1033.1 1024.7 1031.0 1020.8 1019.3 1011.3 1001.2 1006.4 1010.0 1016.3 1020.7 1021.6 1018.0 1986 1022.4 1020.7 1019.9 1014.1 1009.2 1002.3 1003.4 ****** 1011.8 1015.6 ****** 1025.5 ****** 1987 1023.5 1021.0 1011.9 1013.0 1011.3 ****** 1003.4 1003.1 1009.8 1019.6 1020.6 1021.4 ****** 1988 1022.7 1019.7 1013.2 1012.8 ****** 1001.5 999.1 1002.8 1008.5 1016.1 1018.8 1019.2 ****** 1989 1023.9 1026.3 1014.3 1012.9 1011.1 1003.2 1002.2 1004.0 1007.6 1015.0 1020.0 1019.4 1013.3 1990 1022.3 1018.7 1018.5 1010.3 1006.8 1001.5 1001.1 1003.5 1007.4 1015.6 1018.9 ****** ****** 1991 ****** 1022.1 1016.9 1012.6 1006.6 1003.1 ****** 1003.3 1008.7 ****** 1020.5 1019.1 ****** 1992 ****** 1017.4 1018.6 1012.2 1012.2 1003.7 1001.8 1006.3 1010.7 1016.1 1019.4 1020.4 ****** 1993 1024.3 1020.2 1017.8 1011.9 1009.6 1004.0 1002.6 1006.1 1008.1 1020.3 1019.8 1023.4 1014.0 1994 1021.3 1018.5 1015.6 1013.2 1008.1 1000.6 998.9 1001.0 1013.6 1018.2 1017.0 1023.4 1012.5 1995 1022.6 1019.6 1016.8 1011.8 1010.9 1002.9 997.7 1001.9 1008.3 1016.1 1017.7 1025.1 1012.6 1996 1024.9 1018.8 1015.5 1013.6 1010.7 1003.9 1002.8 1004.5 1005.4 1015.3 1023.1 1023.9 1013.5 1997 1020.4 1020.3 1014.2 1011.5 1010.2 1002.5 999.2 1003.1 1009.7 1014.2 1021.3 1021.2 1012.3 1998 1020.4 1019.9 1015.4 1011.1 1009.8 1006.1 1000.6 1004.5 1008.2 1015.1 1019.0 1022.2 1012.7 1999 1022.1 1018.2 1015.8 1012.8 1008.2 1002.0 1000.8 1002.2 1007.6 1013.5 1019.4 1024.3 1012.2 2000 1020.3 1019.8 1015.6 1009.1 1004.4 1003.1 1002.3 1003.2 1006.8 1015.7 1021.9 1021.3 1012.0 2001 1023.9 1019.8 1014.8 1009.0 1004.5 1000.9 1000.7 1004.2 1008.9 1014.4 1018.0 1022.2 1011.8 2002 1021.2 1019.4 1014.9 1009.4 1006.6 1001.6 1002.6 1001.4 1009.2 1013.4 1019.7 1022.1 1011.8 2003 1021.9 1016.5 1015.7 1012.3 1011.0 1003.0 998.6 1003.4 1008.3 1012.7 1020.2 1023.5 1012.3 MEAN 1024.6 1021.7 1017.8 1013.7 1011.0 1005.5 1002.8 1005.4 1010.9 1018.1 1022.1 1024.5 1014.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 101 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1021.0 1026.1 1017.1 1022.1 1025.4 1038.5 1043.4 1042.8 ****** DAY ** ** ** ** 19 9 24 10 29 26 29 5 1962 1044.2 1040.9 1035.7 1033.7 1026.9 1022.1 1017.4 1023.4 1035.7 1036.2 1046.5 1042.7 1046.5 DAY 13 11 3 19 12 2 31 26 25 12 23 1 1963 1038.4 1039.9 1032.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 9 8 23 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1028.8 1024.2 1027.3 1016.0 1015.5 1025.6 1034.1 1043.7 1042.7 ****** DAY ** ** ** 30 16 1 11 8 29 20 26 25 1984 1042.4 1047.9 1036.0 1032.0 1025.7 1017.3 1013.3 1013.5 1026.8 1039.1 1039.1 1044.6 1047.9 DAY 5 19 1 5 4 4 3 12 22 9 27 21 1985 1038.1 1037.4 1048.6 1033.7 1028.9 1018.2 1003.8 1011.9 1018.2 1024.5 1027.5 1029.5 1048.6 DAY 18 24 5 17 13 6 23 30 22 31 25 8 1986 1031.5 1030.1 1027.3 1020.0 1019.6 1009.5 1006.9 ****** 1016.9 1022.6 ****** 1033.5 ****** DAY 1 18 28 5 19 2 23 ** 22 20 ** 11 1987 1031.8 1031.8 1024.4 1020.1 1018.1 ****** 1007.9 1008.1 1017.6 1029.4 1035.7 1036.8 ****** DAY 21 12 23 1 1 ** 29 8 24 28 30 2 1988 1036.5 1035.2 1021.9 1025.0 ****** 1011.9 1003.4 1007.8 1016.4 1022.7 1025.6 1030.7 ****** DAY 3 7 17 3 ** 1 23 21 30 17 16 30 1989 1032.7 1033.9 1024.7 1020.1 1019.5 1007.8 1004.5 1009.6 1021.8 1024.7 1024.9 1025.1 1033.9 DAY 31 4 1 3 4 3 19 20 23 24 8 18 1990 1030.7 1030.1 1029.9 1017.1 1015.6 1007.2 1005.6 1007.5 1012.8 1027.8 1027.8 ****** ****** DAY 27 8 10 8 16 8 16 2 26 19 23 ** 1991 ****** 1038.6 1029.2 1023.2 1013.8 1009.3 ****** 1007.8 1016.4 ****** 1026.4 1028.4 ****** DAY ** 15 12 15 8 16 ** 22 17 ** 24 18 1992 ****** 1026.2 1032.9 1018.4 1021.5 1009.7 1006.2 1010.0 1015.7 1022.1 1027.4 1028.8 ****** DAY ** 13 12 11 2 15 14 14 30 17 4 29 1993 1032.8 1028.5 1028.3 1021.0 1022.4 1015.0 1007.2 1010.2 1016.4 1027.8 1028.3 1030.7 1032.8 DAY 19 8 17 1 10 23 29 18 23 8 30 7 1994 1031.7 1028.8 1023.7 1032.4 1015.6 1007.1 1003.2 1004.9 1022.0 1024.0 1021.8 1034.4 1034.4 DAY 10 18 1 5 8 9 13 15 22 10 19 8 1995 1030.4 1026.6 1025.8 1016.8 1018.6 1012.0 1003.2 1008.3 1015.9 1027.8 1028.5 1032.6 1032.6 DAY 7 26 3 1 28 1 25 25 22 18 28 11 1996 1034.0 1025.6 1020.6 1025.2 1018.1 1008.4 1010.7 1014.8 1015.8 1025.0 1035.3 1034.3 1035.3 DAY 10 27 12 5 4 12 3 30 25 20 18 7 1997 1029.8 1029.5 1029.7 1019.8 1019.3 1009.3 1004.1 1009.0 1016.1 1018.8 1031.7 1031.6 1031.7 DAY 19 8 11 14 7 8 9 28 7 9 8 29 1998 1028.2 1033.2 1024.6 1021.6 1022.1 1011.5 1005.5 1008.7 1016.2 1027.1 1025.7 1027.8 1033.2 DAY 4 23 4 7 3 5 20 25 13 10 21 29 1999 1035.5 1026.6 1025.7 1021.7 1015.2 1009.7 1005.7 1008.2 1016.7 1019.7 1029.4 1032.9 1035.5 DAY 2 1 19 23 12 9 19 19 30 26 30 1 2000 1029.2 1031.0 1024.6 1018.7 1013.2 1010.4 1006.8 1008.0 1013.5 1023.2 1034.9 1028.3 1034.9 DAY 13 10 1 3 5 3 25 18 26 16 17 18 2001 1035.3 1030.8 1027.0 1021.4 1009.7 1010.4 1006.0 1009.9 1019.3 1024.3 1026.2 1029.0 1035.3 DAY 30 10 12 2 1 2 29 14 22 10 20 18 2002 1029.0 1028.7 1031.2 1022.4 1013.8 1009.2 1008.7 1007.6 1015.0 1016.9 1030.1 1035.8 1035.8 DAY 26 2 11 1 15 25 3 30 30 26 18 4 2003 1028.4 1024.6 1030.8 1020.9 1024.0 1011.1 1003.7 1007.0 1019.2 1018.1 1032.3 1035.5 1035.5 DAY 21 13 3 19 2 7 4 30 27 15 23 12 1959-2003 1044.2 1047.9 1048.6 1033.7 1028.9 1027.3 1017.4 1023.4 1035.7 1039.1 1046.5 1044.6 1048.6 YEAR-DAY 62-13 84-19 85- 5 62-19 85-13 83- 1 62-31 62-26 62-25 84- 9 62-23 84-21 85- 5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 102 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1005.1 1004.5 1007.0 1011.1 1012.0 1020.5 1024.8 1021.4 ****** DAY ** ** ** ** 30 6 12 7 1 1 24 22 1962 1024.9 1013.9 1010.0 1011.6 1011.5 1006.6 1008.4 1010.6 1015.0 1016.6 1026.6 1025.1 1006.6 DAY 9 21 28 5 11 9 14 20 17 10 10 25 1963 1024.7 1021.1 1016.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 26 20 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1015.4 1013.0 1008.1 1003.3 1007.0 1011.3 1016.1 1024.8 1017.3 ****** DAY ** ** ** 25 30 22 28 4 9 5 12 12 1984 1025.5 1023.4 1016.9 1011.2 1007.5 1007.8 1007.1 1007.2 1015.6 1017.1 1020.4 1025.3 1007.1 DAY 17 14 16 26 30 21 15 8 1 18 12 7 1985 1024.9 1014.0 1014.0 1013.6 1012.6 999.4 996.9 1000.8 1004.2 1006.7 1015.4 1008.6 996.9 DAY 31 26 25 24 5 27 28 8 7 11 7 19 1986 1006.2 1009.7 1011.2 1008.6 1002.6 996.3 999.8 ****** 1008.0 1009.5 ****** 1013.7 ****** DAY 20 16 9 18 11 18 20 ** 29 5 ** 31 1987 1013.1 1012.2 1000.9 1002.0 1007.3 ****** 995.8 998.8 1003.3 1008.4 1010.4 1010.2 ****** DAY 27 10 14 20 4 ** 3 15 6 4 7 31 1988 1007.9 1007.8 1002.6 1003.0 ****** 991.3 994.5 998.8 1002.2 1010.3 1011.0 1007.9 ****** DAY 19 3 5 15 ** 25 1 30 5 7 14 27 1989 1011.5 1007.8 998.1 1003.2 1003.8 998.5 999.4 998.4 999.6 1005.8 1012.9 1008.0 998.1 DAY 3 23 30 29 31 11 7 1 19 2 16 5 1990 1014.2 1005.9 1009.7 999.0 991.9 997.0 997.5 998.7 1002.9 1008.1 1010.9 ****** ****** DAY 5 16 14 16 13 27 5 7 2 2 1 ** 1991 ****** 1012.1 1002.9 1003.4 996.8 995.5 ****** 997.6 1002.5 ****** 1010.9 1013.8 ****** DAY ** 4 7 11 22 12 ** 12 3 ** 5 15 1992 ****** 1006.0 1004.9 1003.8 1004.0 995.2 997.7 998.4 1005.0 1010.4 1006.9 1013.4 ****** DAY ** 25 31 15 19 19 26 1 18 14 26 22 1993 1013.0 1011.1 1005.6 1001.9 1003.0 998.7 999.0 1000.8 1002.4 1007.7 1003.1 1015.7 998.7 DAY 9 5 22 12 28 19 4 12 4 1 14 5 1994 1010.7 1009.0 1006.8 1002.2 1002.0 994.4 994.6 993.1 1003.6 1009.4 1005.0 1003.9 993.1 DAY 5 9 15 27 6 29 21 1 1 2 26 4 1995 1016.2 1010.7 1002.4 1004.6 1003.8 996.8 991.0 996.5 1002.6 1007.0 1008.8 1018.8 991.0 DAY 13 9 26 6 7 30 17 3 21 13 5 6 1996 1015.6 1008.5 1004.8 1003.6 1004.1 995.9 998.8 998.0 997.9 1007.4 1014.1 1016.5 995.9 DAY 7 5 26 10 19 6 6 7 19 27 3 15 1997 1010.7 1007.5 1001.2 1001.2 1000.5 996.2 993.9 998.0 1000.5 1009.2 1015.0 1010.7 993.9 DAY 17 23 25 11 5 24 16 13 2 5 5 10 1998 1007.1 1007.2 1002.2 1001.7 996.0 998.9 990.4 1000.5 999.7 1004.0 1012.4 1014.1 990.4 DAY 13 13 30 24 30 29 6 13 6 2 1 21 1999 1012.6 1004.5 1009.1 1003.8 997.1 992.1 997.4 995.5 1000.5 1009.0 1010.0 1015.4 992.1 DAY 19 21 22 9 21 26 12 7 15 13 1 16 2000 1009.3 1008.5 1003.6 1003.1 996.6 996.3 997.1 997.5 996.4 1008.0 1013.7 1010.7 996.3 DAY 7 7 25 22 27 25 11 31 1 1 6 16 2001 1017.0 1004.9 999.8 1001.9 996.3 994.7 994.1 997.0 999.8 1008.5 1006.8 1015.9 994.1 DAY 5 21 26 27 30 29 18 27 1 1 19 5 2002 1009.1 1010.7 1004.3 997.1 998.8 988.6 995.9 994.7 1004.3 1008.4 1010.8 1007.0 988.6 DAY 8 27 29 4 30 21 25 9 18 5 13 22 2003 1010.5 1008.5 1004.6 1004.3 1002.9 996.8 993.7 995.5 1001.5 1006.4 1007.8 1011.6 993.7 DAY 29 26 27 28 24 30 31 1 7 5 2 7 1959-2003 1006.2 1004.5 998.1 997.1 991.9 988.6 990.4 993.1 996.4 1004.0 1003.1 1003.9 988.6 YEAR-DAY 86-20 99-21 89-30 2- 4 90-13 2-21 98- 6 94- 1 0- 1 98- 2 93-14 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 103 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 866.7 863.0 865.0 865.5 863.4 862.7 859.6 860.2 862.4 866.7 867.3 867.5 864.2 1960 ****** 867.1 864.1 865.0 865.7 862.1 860.4 860.9 866.0 869.2 868.8 869.7 ****** 1961 868.7 866.5 864.2 865.0 864.1 863.0 860.5 863.0 863.8 869.6 869.0 866.8 865.3 1962 866.7 864.0 862.6 862.0 863.2 861.8 860.4 862.6 865.3 867.5 870.5 867.1 864.5 1963 866.7 865.2 861.3 861.5 860.6 861.3 860.0 861.4 865.1 867.9 ****** 865.9 ****** 1964 866.0 863.6 862.9 860.0 862.2 859.3 858.9 858.8 863.8 868.0 866.9 868.6 863.3 1965 863.9 862.2 863.6 860.4 862.8 860.8 858.9 862.5 864.6 865.6 867.1 865.8 863.2 1966 866.7 863.1 861.6 861.8 863.4 860.2 858.5 859.9 863.3 866.8 870.9 865.2 863.5 1967 866.4 862.9 860.0 861.0 862.9 860.4 857.9 859.5 862.1 867.3 866.1 864.7 862.6 1968 862.9 864.9 863.0 863.2 864.2 860.2 859.9 859.8 863.7 866.8 868.2 865.2 863.5 1969 865.2 865.3 862.1 863.0 862.4 859.6 858.3 861.3 863.9 865.6 867.5 866.4 863.4 1970 865.0 864.8 864.2 864.8 862.0 860.6 859.0 858.9 862.9 866.0 868.3 866.7 863.6 1971 867.8 861.8 864.5 862.2 861.8 858.0 859.2 860.3 865.2 867.5 867.9 865.3 863.5 1972 866.3 866.6 863.7 863.3 861.9 861.0 859.8 862.8 865.0 867.8 867.5 867.5 864.4 1973 866.9 863.6 863.5 861.6 861.3 859.2 857.7 861.1 864.2 867.3 866.9 867.6 863.4 1974 864.5 866.0 865.8 860.6 862.3 859.6 858.8 860.2 863.4 867.7 868.5 866.2 863.6 1975 866.2 863.6 862.6 864.1 862.4 860.3 858.8 859.8 863.4 865.5 868.0 867.3 863.5 1976 864.0 863.4 863.0 863.0 862.2 861.2 857.7 859.9 863.5 865.2 869.1 867.7 863.3 1977 865.4 867.5 866.1 861.8 862.3 859.1 857.4 860.2 864.8 866.5 866.4 866.2 863.6 1978 866.1 865.0 862.9 860.8 860.6 858.9 859.6 859.9 863.0 867.6 867.6 867.0 863.2 1979 866.9 863.4 864.0 863.9 864.6 862.4 860.9 861.8 866.4 867.6 869.7 866.6 864.8 1980 865.4 864.8 863.4 863.0 863.0 861.0 860.7 861.3 864.3 865.8 867.6 866.3 863.9 1981 866.1 864.4 862.5 862.1 862.8 861.3 860.0 861.7 865.9 868.8 866.9 866.8 864.1 1982 865.1 863.1 862.8 863.9 865.7 861.7 859.8 860.9 865.7 866.9 867.5 867.6 864.2 1983 866.2 864.2 863.8 863.3 862.9 862.1 859.9 860.0 863.5 867.4 869.2 868.0 864.2 1984 866.0 868.1 863.5 862.5 862.1 860.8 859.9 859.4 865.1 868.3 867.6 868.4 864.3 1985 866.0 860.6 865.6 862.2 863.4 858.9 850.8 853.3 855.0 857.1 858.4 856.5 859.0 1986 855.8 854.5 854.7 854.7 853.9 850.1 852.4 853.5 856.6 858.5 857.5 857.2 855.0 1987 857.9 856.1 851.1 854.3 854.8 853.2 852.1 851.9 855.0 858.8 858.6 856.9 855.1 1988 855.0 854.4 851.4 854.0 853.2 850.3 849.3 850.9 854.5 857.8 857.5 855.4 853.6 1989 854.6 856.3 852.4 855.1 854.8 851.7 851.7 852.2 853.5 857.7 857.9 855.4 854.4 1990 855.6 853.0 855.6 852.3 852.7 850.8 850.6 852.1 853.8 857.4 858.3 856.3 854.0 1991 855.6 855.5 853.8 854.2 851.3 851.5 850.0 851.4 855.3 858.1 858.4 855.0 854.2 1992 854.7 851.9 853.5 852.5 854.3 851.3 851.1 853.2 855.4 857.1 858.1 856.0 854.1 1993 855.7 855.2 854.3 853.5 853.8 851.8 851.6 853.4 854.5 859.9 857.2 858.2 854.9 1994 855.5 852.7 854.1 854.6 853.7 849.7 849.0 850.9 857.2 858.8 856.6 857.0 854.1 1995 856.9 854.6 854.2 853.4 855.1 851.0 848.8 851.3 853.9 857.4 856.7 858.0 854.3 1996 857.1 853.8 852.7 854.3 854.7 851.8 851.9 852.6 852.6 857.0 859.8 858.7 854.7 1997 854.8 854.6 851.3 852.5 854.6 851.0 849.4 851.7 855.1 856.8 858.2 856.0 853.8 1998 853.9 854.1 853.2 853.4 854.4 853.8 850.3 853.0 854.2 857.4 858.4 859.3 854.6 1999 855.7 854.4 853.2 853.9 853.1 850.9 849.9 851.5 853.4 856.2 856.8 859.5 854.0 2000 854.5 854.3 853.2 853.3 851.4 850.9 851.5 852.1 853.8 857.3 858.6 856.8 854.0 2001 856.6 854.5 853.7 853.1 851.6 850.2 850.5 852.5 854.5 856.7 856.8 858.2 854.1 2002 855.9 855.0 854.1 851.9 852.3 850.5 851.9 851.0 855.5 857.3 858.2 856.1 854.1 2003 856.1 852.7 853.5 854.1 854.7 850.9 849.3 852.3 853.9 856.2 857.5 857.8 854.1 MEAN 861.7 860.4 859.4 859.0 859.1 856.9 855.7 857.1 860.2 863.1 863.6 862.7 859.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 104 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 870.8 868.2 869.2 871.0 868.2 867.0 863.0 863.0 867.4 875.2 873.0 874.2 875.2 DAY 6 23 2 9 5 21 15 29 24 20 22 5 1960 ****** 873.8 871.7 875.8 871.0 867.0 865.6 864.6 868.8 873.8 874.0 875.6 ****** DAY ** 15 16 7 7 7 16 31 24 30 26 5 1961 875.2 874.4 874.0 869.4 871.6 867.2 865.0 866.0 868.6 874.4 874.2 874.8 875.2 DAY 10 22 4 20 14 11 24 10 25 25 29 3 1962 873.5 873.4 870.4 870.9 867.1 867.4 864.2 869.0 874.1 873.5 877.3 872.3 877.3 DAY 19 11 3 19 17 22 30 26 25 27 23 1 1963 869.5 871.7 868.6 868.4 865.7 866.0 863.4 864.5 873.6 872.5 ****** 872.3 ****** DAY 5 5 23 2 8 2 29 5 24 18 ** 26 1964 874.0 869.8 868.2 868.5 866.0 866.1 864.0 862.5 869.3 871.8 873.4 873.3 874.0 DAY 30 28 18 24 17 2 22 31 29 29 1 1 1965 870.1 869.1 869.5 865.5 869.9 866.1 861.7 867.2 868.6 870.5 870.8 870.1 870.8 DAY 29 1 16 25 21 3 15 9 20 5 28 4 1966 871.2 868.5 867.6 868.6 866.2 865.8 864.2 862.8 867.4 871.6 876.1 872.2 876.1 DAY 1 12 3 27 10 6 11 16 15 9 23 7 1967 872.7 871.0 870.2 867.0 869.0 865.4 863.4 863.2 865.7 873.2 872.0 870.4 873.2 DAY 6 28 3 13 3 7 15 16 25 15 6 15 1968 868.7 870.0 872.3 869.2 867.9 866.5 864.0 865.3 867.1 872.7 872.5 873.0 873.0 DAY 12 7 27 1 8 1 19 30 18 16 24 23 1969 872.8 871.8 869.0 868.1 869.4 866.2 860.3 866.4 870.6 870.2 874.0 870.5 874.0 DAY 9 3 12 25 11 2 31 30 14 14 23 20 1970 871.7 869.4 869.4 869.9 867.8 866.3 862.5 862.7 868.4 871.5 875.5 874.1 875.5 DAY 3 6 26 22 22 11 9 30 18 12 14 30 1971 875.0 869.1 868.7 871.0 867.0 862.4 861.7 863.5 869.3 873.4 874.8 870.9 875.0 DAY 4 4 17 9 2 8 2 21 16 11 20 11 1972 873.4 872.4 870.3 868.0 870.3 866.5 862.9 866.2 869.2 873.1 871.3 873.9 873.9 DAY 5 1 15 16 24 2 24 24 17 26 24 27 1973 876.3 870.5 871.3 866.4 868.4 864.7 862.1 863.8 870.9 872.0 873.8 876.5 876.5 DAY 25 7 10 14 7 3 22 21 30 22 12 26 1974 872.9 871.1 871.0 865.4 865.9 863.1 862.6 864.0 866.1 873.6 875.0 872.2 875.0 DAY 5 4 7 3 8 1 29 26 9 14 18 31 1975 875.8 869.5 868.6 871.0 866.7 864.0 861.6 865.0 870.2 871.6 873.0 872.1 875.8 DAY 15 17 5 5 20 17 26 18 18 20 15 25 1976 868.9 871.6 868.4 868.2 865.1 864.5 861.5 862.3 867.9 873.1 875.8 874.3 875.8 DAY 1 21 27 4 1 26 6 14 11 31 12 16 1977 873.3 872.9 873.4 866.4 866.3 863.7 860.7 864.5 869.9 871.5 871.8 873.1 873.4 DAY 5 16 10 2 29 4 21 23 30 19 27 13 1978 873.4 871.3 866.7 864.5 865.9 868.0 864.4 864.3 867.2 872.7 875.0 876.1 876.1 DAY 13 5 19 12 3 8 8 21 16 10 26 24 1979 876.7 870.6 869.9 869.1 871.5 867.3 864.5 867.8 870.6 873.0 876.4 873.6 876.7 DAY 18 13 5 18 27 11 20 29 23 9 13 23 1980 869.9 870.4 869.8 869.2 867.1 867.6 865.4 867.8 869.4 870.1 873.0 872.0 873.0 DAY 9 1 28 20 16 1 18 30 26 23 2 16 1981 874.5 869.4 870.4 868.0 869.1 866.7 864.0 865.3 870.1 873.5 871.9 872.1 874.5 DAY 9 4 5 20 21 9 30 3 27 29 26 12 1982 871.1 870.7 868.4 872.9 873.2 868.0 864.7 864.2 870.1 872.6 875.4 873.8 875.4 DAY 19 20 31 4 10 7 8 27 20 25 18 9 1983 875.2 870.3 870.0 867.6 867.8 869.3 865.1 863.0 866.9 872.9 877.4 874.9 877.4 DAY 8 10 14 27 16 1 11 8 30 27 26 4 1984 873.4 873.3 869.7 867.8 867.1 864.3 862.1 861.4 868.5 874.8 875.0 875.1 875.1 DAY 4 22 21 14 13 5 3 30 22 9 27 16 1985 871.1 868.0 874.6 870.8 871.0 864.7 853.4 856.7 860.9 862.4 862.0 862.3 874.6 DAY 14 24 5 17 12 6 16 30 22 31 17 9 1986 861.5 861.4 860.6 860.2 860.2 856.4 855.5 856.3 861.3 863.4 862.8 863.6 863.6 DAY 28 22 27 5 19 2 3 19 22 20 21 7 1987 863.7 863.4 857.8 859.4 858.8 856.0 855.7 856.5 859.2 863.6 865.6 865.0 865.6 DAY 12 1 23 22 1 28 11 7 26 16 30 2 1988 864.8 862.7 858.6 861.3 859.3 855.8 852.3 855.0 859.0 862.3 863.0 861.2 864.8 DAY 3 7 17 9 5 1 30 21 14 28 6 2 1989 861.5 862.1 857.8 859.2 858.0 854.1 855.5 855.2 861.5 863.5 862.0 859.5 863.5 DAY 27 8 1 9 21 2 10 31 23 27 8 18 1990 861.0 860.5 863.0 857.5 857.9 854.0 854.7 854.9 856.7 864.0 865.5 861.7 865.5 DAY 12 8 10 24 15 5 15 2 27 19 22 5 1991 862.0 865.5 859.8 859.0 856.4 856.0 853.2 854.5 859.8 860.9 862.0 861.7 865.5 DAY 13 15 12 15 8 16 1 22 30 21 24 7 1992 863.8 858.3 861.7 856.0 859.1 855.6 854.6 858.2 858.9 861.5 865.0 860.0 865.0 DAY 10 16 12 12 6 11 6 31 2 29 4 1 1993 863.6 861.3 860.3 858.9 859.4 858.2 855.4 855.7 860.0 864.6 862.2 862.1 864.6 DAY 6 8 17 1 9 23 27 18 23 16 21 26 1994 861.8 858.6 858.5 864.0 857.7 853.6 851.7 854.0 863.8 862.7 861.5 862.0 864.0 DAY 10 18 18 5 20 9 2 15 23 10 2 8 1995 863.2 859.0 860.8 857.3 859.9 856.3 851.7 855.2 857.8 864.2 861.8 862.1 864.2 DAY 7 12 3 10 26 2 8 25 13 25 15 10 1996 862.7 857.9 856.6 859.2 858.4 854.0 858.8 858.9 858.7 864.2 867.6 864.6 867.6 DAY 10 13 12 7 4 13 3 29 25 2 18 7 1997 861.8 859.5 861.6 858.8 860.1 854.9 852.4 855.2 859.1 861.1 866.1 861.9 866.1 DAY 19 25 11 23 12 8 19 28 18 9 7 28 1998 860.7 862.6 860.8 862.5 860.6 858.0 854.1 855.9 857.8 863.3 864.0 864.4 864.4 DAY 4 23 26 12 8 6 19 19 29 9 21 29 1999 864.0 860.6 859.1 859.0 858.0 855.7 853.3 856.4 858.6 858.9 862.7 864.6 864.6 DAY 2 12 31 23 27 9 18 20 30 26 14 6 2000 859.8 860.8 859.5 857.4 857.9 856.2 855.4 855.9 857.9 861.4 866.8 862.1 866.8 DAY 31 29 27 3 5 3 30 23 29 16 17 4 2001 859.5 862.8 861.7 861.3 855.0 856.3 854.2 856.5 859.6 863.8 861.8 862.2 863.8 DAY 30 9 1 1 15 2 29 5 22 10 2 18 2002 861.2 861.0 863.3 860.0 856.6 855.9 855.8 854.7 859.9 861.7 864.6 863.2 864.6 DAY 26 2 11 1 24 24 3 29 21 10 18 4 2003 861.2 857.3 861.1 859.4 860.2 854.0 852.8 854.8 860.1 860.2 865.7 864.3 865.7 DAY 12 13 3 7 2 9 4 4 27 15 25 12 1959-2003 876.7 874.4 874.6 875.8 873.2 869.3 865.6 869.0 874.1 875.2 877.4 876.5 877.4 YEAR-DAY 79-18 61-22 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 83-26 73-26 83-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 105 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 855.4 855.8 853.6 858.6 858.0 854.4 856.8 856.5 858.2 861.0 861.6 862.5 853.6 DAY 23 17 1 19 30 28 27 3 12 30 19 1 1960 ****** 861.4 855.2 860.4 860.0 857.0 856.0 857.4 862.6 863.0 860.0 861.6 ****** DAY ** 29 12 11 16 21 1 10 2 11 20 30 1961 862.0 860.2 855.2 859.7 852.4 854.2 858.0 859.7 859.6 863.7 862.6 857.1 852.4 DAY 22 17 9 15 30 6 12 7 1 1 24 22 1962 860.8 854.7 851.3 854.5 857.5 855.2 857.7 857.9 860.9 859.9 866.7 861.9 851.3 DAY 5 18 28 5 11 9 14 20 17 10 9 25 1963 863.2 858.9 856.5 855.6 855.0 857.8 857.0 858.2 860.1 865.0 ****** 854.5 ****** DAY 4 13 20 16 11 16 1 2 3 25 ** 11 1964 845.6 859.1 856.7 851.0 855.8 853.0 855.1 855.7 861.2 861.1 853.6 862.0 845.6 DAY 19 13 4 9 12 29 31 2 3 3 27 24 1965 853.2 851.8 856.4 853.2 858.4 856.4 854.0 859.6 860.9 854.1 861.1 859.3 851.8 DAY 11 23 23 21 12 18 12 27 22 25 9 20 1966 861.9 856.1 848.2 855.6 859.1 854.8 855.0 855.6 858.8 860.0 865.4 857.3 848.2 DAY 27 10 20 23 26 27 17 5 8 15 16 12 1967 857.8 856.2 847.0 851.0 857.3 854.0 852.2 856.2 858.1 860.6 862.7 854.5 847.0 DAY 22 15 24 25 31 5 10 5 6 3 14 23 1968 856.1 855.8 857.9 853.8 859.8 855.8 856.0 855.4 860.2 859.2 862.7 857.6 853.8 DAY 22 3 10 24 18 22 12 1 9 25 19 9 1969 854.9 859.5 855.0 856.1 855.9 854.0 856.5 855.5 857.5 858.1 860.4 860.2 854.0 DAY 25 13 22 13 2 16 18 8 11 29 9 14 1970 857.1 855.4 858.8 858.9 857.4 856.7 855.2 855.2 857.5 858.7 862.6 859.0 855.2 DAY 23 23 24 19 7 8 1 27 6 8 30 14 1971 859.1 854.8 854.8 855.4 856.8 852.0 854.9 857.3 860.6 861.5 862.4 856.6 852.0 DAY 14 8 21 14 11 5 23 9 2 1 5 20 1972 861.4 859.4 858.2 858.1 853.3 853.2 855.5 854.2 859.2 863.9 862.9 861.4 853.2 DAY 23 9 18 3 6 24 4 1 11 30 8 16 1973 855.2 851.2 855.2 857.6 856.7 853.0 853.5 858.7 860.0 864.4 861.9 859.6 851.2 DAY 16 22 7 19 30 16 16 1 2 24 19 7 1974 855.1 860.8 858.7 853.8 857.0 855.3 854.3 856.0 856.7 864.3 863.0 856.9 853.8 DAY 25 12 25 29 27 3 20 16 3 29 24 13 1975 858.7 854.3 854.6 858.1 858.2 857.3 856.1 853.9 857.0 859.0 856.7 859.0 853.9 DAY 5 11 2 24 14 24 17 15 10 4 29 23 1976 858.2 854.6 856.4 859.7 857.3 858.1 854.1 857.6 860.7 860.0 856.6 861.1 854.1 DAY 12 11 14 8 7 6 19 31 3 18 29 31 1977 859.6 858.2 859.1 855.5 856.7 854.4 853.7 854.5 861.1 861.1 859.4 859.7 853.7 DAY 9 7 27 8 17 22 2 17 8 5 17 23 1978 855.9 857.1 855.6 855.6 851.1 847.2 854.7 857.0 857.8 861.9 861.4 859.0 847.2 DAY 21 12 13 25 30 22 1 14 2 1 1 16 1979 858.6 853.3 858.1 858.5 857.4 855.8 855.9 856.6 862.0 863.7 859.0 858.3 853.3 DAY 7 11 29 16 17 22 6 6 5 4 29 1 1980 857.1 855.9 852.2 858.3 857.8 853.7 858.0 858.4 859.8 863.0 862.0 859.7 852.2 DAY 24 25 2 16 10 17 2 19 21 4 25 10 1981 857.2 858.1 854.4 853.7 856.2 853.8 856.3 858.3 863.1 863.9 862.4 862.1 853.7 DAY 3 1 28 29 6 5 6 13 22 17 5 29 1982 854.3 853.8 855.0 856.9 860.2 858.1 852.4 853.2 862.0 862.9 862.5 861.4 852.4 DAY 17 14 25 18 24 25 31 1 13 20 6 30 1983 855.9 856.8 857.1 859.4 859.3 857.3 854.4 856.3 859.9 860.6 864.6 858.5 854.4 DAY 24 27 6 6 29 22 27 4 11 4 12 12 1984 860.1 859.2 850.6 855.8 855.7 857.1 857.5 856.2 860.8 861.1 859.8 858.6 850.6 DAY 17 8 16 26 29 21 15 8 8 20 12 7 1985 860.4 851.2 854.7 858.3 858.8 849.0 847.7 849.8 850.9 850.3 854.8 848.6 847.7 DAY 17 6 24 6 1 30 19 8 7 11 7 19 1986 843.5 845.4 848.4 850.7 849.2 845.9 849.2 849.5 853.9 855.2 851.7 850.7 843.5 DAY 20 16 9 11 11 19 20 6 4 5 7 20 1987 851.3 850.0 842.5 849.3 850.3 850.3 844.7 848.8 851.6 853.4 852.4 847.4 842.5 DAY 27 10 14 4 23 13 3 18 6 4 7 31 1988 845.7 847.3 844.4 848.7 848.9 844.0 845.9 847.5 851.2 853.1 851.9 844.9 844.0 DAY 29 3 5 30 29 23 8 29 1 30 20 27 1989 847.4 845.2 842.8 848.1 851.0 848.0 849.1 846.0 848.5 852.2 854.3 847.6 842.8 DAY 12 23 30 29 31 11 31 1 19 2 20 5 1990 850.8 844.5 850.7 845.5 842.4 847.1 847.4 848.7 850.7 853.0 851.5 846.4 842.4 DAY 17 16 25 16 13 27 4 8 18 2 1 25 1991 846.9 849.8 843.1 847.6 844.0 846.2 845.0 848.0 850.0 855.0 853.2 850.6 843.1 DAY 26 4 7 10 22 12 14 12 3 4 5 1 1992 848.4 843.7 845.9 847.3 850.1 846.3 847.4 848.1 851.9 854.2 847.6 850.9 843.7 DAY 23 11 31 18 4 27 26 1 18 24 26 28 1993 846.9 850.0 845.0 847.6 849.4 847.9 848.8 849.0 851.0 853.8 847.3 852.4 845.0 DAY 9 15 22 13 29 3 13 12 3 2 14 5 1994 848.1 845.2 848.0 847.2 847.1 845.2 845.9 846.4 851.8 854.0 847.4 845.7 845.2 DAY 25 12 12 2 1 22 20 1 1 2 26 4 1995 851.4 848.6 844.2 848.6 850.6 847.0 843.8 848.3 850.5 852.0 848.3 853.7 843.8 DAY 1 9 26 16 15 30 1 3 19 12 26 4 1996 851.7 845.0 847.2 847.1 851.0 847.3 848.8 847.7 847.2 850.4 854.8 852.4 845.0 DAY 19 5 14 10 29 6 6 8 19 27 29 15 1997 845.4 848.1 845.1 845.1 848.7 847.2 845.4 848.1 849.0 854.5 855.0 849.1 845.1 DAY 17 27 17 10 5 24 16 5 2 23 19 10 1998 840.8 842.7 846.5 845.3 846.5 850.2 844.5 850.3 849.5 851.1 854.8 852.2 840.8 DAY 13 13 15 24 30 29 6 13 6 2 1 21 1999 850.3 846.1 847.9 848.7 846.7 843.3 846.7 847.6 849.9 853.2 851.6 853.6 843.3 DAY 18 6 3 9 14 25 12 7 16 31 26 14 2000 847.4 844.8 847.2 850.0 846.3 845.3 848.4 848.2 847.2 852.5 851.8 849.0 844.8 DAY 21 7 9 11 27 26 11 3 1 1 6 15 2001 853.1 842.5 843.2 848.1 845.8 846.0 843.7 846.6 849.5 852.0 849.5 852.4 842.5 DAY 18 21 26 10 30 18 18 27 1 31 17 5 2002 849.4 849.3 847.5 841.0 848.2 842.1 847.1 846.6 851.8 854.3 852.9 846.0 841.0 DAY 8 25 28 4 12 21 25 17 10 22 12 22 2003 849.2 845.4 847.3 850.2 849.9 846.3 846.0 848.1 848.6 852.2 850.0 852.9 845.4 DAY 28 19 21 14 23 30 31 1 7 27 14 7 1959-2003 840.8 842.5 842.5 841.0 842.4 842.1 843.7 846.0 847.2 850.3 847.3 844.9 840.8 YEAR-DAY 98-13 1-21 87-14 2- 4 90-13 2-21 1-18 89- 1 96-19 85-11 93-14 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 106 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1031.5 1027.1 1029.4 1030.0 1027.7 1026.8 1023.2 1023.9 1026.5 1031.4 1032.1 1032.4 1028.5 1960 ****** 1031.9 1028.5 1029.5 1030.3 1026.1 1024.2 1024.7 1030.6 1034.3 1033.9 1034.9 ****** 1961 1033.7 1031.3 1028.6 1029.5 1028.4 1027.2 1024.3 1027.1 1028.1 1034.7 1034.1 1031.5 1029.9 1962 1031.4 1028.3 1026.7 1026.1 1027.4 1025.8 1024.2 1026.7 1029.8 1032.4 1035.8 1031.9 1028.9 1963 1031.5 1029.7 1025.2 1025.4 1024.5 1025.2 1023.8 1025.3 1029.6 1032.8 ****** 1030.5 ****** 1964 1030.6 1027.8 1027.1 1023.7 1026.3 1023.0 1022.5 1022.3 1028.1 1032.9 1031.7 1033.6 1027.5 1965 1028.2 1026.3 1027.8 1024.2 1027.0 1024.6 1022.4 1026.6 1029.0 1030.1 1031.9 1030.4 1027.4 1966 1031.4 1027.3 1025.5 1025.8 1027.6 1023.9 1022.0 1023.6 1027.6 1031.6 1036.3 1029.7 1027.7 1967 1031.1 1027.1 1023.7 1024.9 1027.0 1024.1 1021.3 1023.2 1026.1 1032.1 1030.7 1029.1 1026.7 1968 1027.0 1029.3 1027.2 1027.4 1028.5 1023.9 1023.6 1023.5 1027.9 1031.6 1033.1 1029.7 1027.7 1969 1029.7 1029.8 1026.2 1027.1 1026.5 1023.3 1021.8 1025.2 1028.2 1030.1 1032.4 1031.1 1027.6 1970 1029.4 1029.2 1028.6 1029.3 1026.0 1024.4 1022.6 1022.5 1027.0 1030.6 1033.3 1031.4 1027.9 1971 1032.7 1025.8 1028.9 1026.3 1025.8 1021.4 1022.7 1024.1 1029.7 1032.4 1032.9 1029.8 1027.7 1972 1031.0 1031.3 1028.0 1027.5 1025.9 1024.9 1023.5 1026.9 1029.5 1032.7 1032.3 1032.4 1028.8 1973 1031.7 1027.8 1027.8 1025.6 1025.2 1022.8 1021.0 1025.0 1028.5 1032.2 1031.7 1032.5 1027.6 1974 1028.8 1030.6 1030.3 1024.4 1026.4 1023.3 1022.4 1024.0 1027.6 1032.6 1033.5 1030.8 1027.9 1975 1030.9 1027.9 1026.7 1028.5 1026.5 1024.1 1022.4 1023.5 1027.7 1030.1 1032.9 1032.1 1027.8 1976 1028.3 1027.7 1027.1 1027.2 1026.2 1025.2 1021.1 1023.6 1027.7 1029.7 1034.2 1032.6 1027.5 1977 1029.9 1032.3 1030.7 1025.8 1026.3 1022.7 1020.7 1024.0 1029.3 1031.2 1031.1 1030.9 1027.9 1978 1030.7 1029.5 1027.0 1024.6 1024.4 1022.4 1023.3 1023.6 1027.1 1032.5 1032.4 1031.7 1027.4 1979 1031.6 1027.7 1028.3 1028.3 1029.0 1026.5 1024.8 1025.8 1031.1 1032.5 1034.9 1031.3 1029.3 1980 1029.9 1029.3 1027.6 1027.2 1027.2 1024.9 1024.5 1025.3 1028.7 1030.4 1032.5 1031.0 1028.2 1981 1030.8 1028.7 1026.6 1026.2 1026.9 1025.2 1023.7 1025.6 1030.5 1033.8 1031.7 1031.5 1028.4 1982 1029.6 1027.3 1027.0 1028.2 1030.2 1025.7 1023.4 1024.7 1030.3 1031.6 1032.4 1032.5 1028.6 1983 1030.9 1028.5 1028.1 1027.5 1027.1 1026.1 1023.6 1023.7 1027.8 1032.2 1034.4 1032.9 1028.6 1984 1030.6 1033.0 1027.8 1026.6 1026.1 1024.7 1023.6 1023.0 1029.6 1033.2 1032.4 1033.3 1028.7 1985 1030.6 1024.4 1030.1 1026.3 1027.7 1022.5 1013.2 1016.0 1018.0 1020.3 1021.9 1019.7 1022.6 1986 1018.9 1017.4 1017.6 1017.6 1016.7 1012.3 1014.9 1016.3 1019.8 1022.0 1020.9 1020.5 1017.9 1987 1021.2 1019.2 1013.4 1017.2 1017.8 1015.8 1014.6 1014.4 1018.0 1022.4 1022.1 1020.1 1018.0 1988 1018.0 1017.3 1013.8 1016.7 1015.9 1012.6 1011.4 1013.3 1017.3 1021.1 1020.9 1018.4 1016.4 1989 1017.5 1019.5 1015.0 1018.1 1017.7 1014.2 1014.2 1014.7 1016.2 1021.1 1021.3 1018.4 1017.3 1990 1018.7 1015.7 1018.6 1014.8 1015.3 1013.1 1012.9 1014.7 1016.6 1020.7 1021.7 1019.5 1016.8 1991 1018.7 1018.6 1016.5 1017.0 1013.7 1013.9 1012.2 1013.8 1018.3 1021.6 1021.9 1018.0 1017.0 1992 1017.6 1014.4 1016.3 1015.1 1017.2 1013.6 1013.5 1015.8 1018.4 1020.4 1021.5 1019.1 1016.9 1993 1018.8 1018.2 1017.1 1016.2 1016.6 1014.3 1014.1 1016.1 1017.4 1023.6 1020.5 1021.7 1017.9 1994 1018.5 1015.3 1016.9 1017.5 1016.4 1011.8 1011.1 1013.2 1020.5 1022.4 1019.8 1020.2 1017.0 1995 1020.1 1017.5 1017.0 1016.1 1018.1 1013.4 1010.8 1013.7 1016.6 1020.7 1019.9 1021.4 1017.1 1996 1020.3 1016.5 1015.3 1017.1 1017.6 1014.2 1014.4 1015.2 1015.2 1020.2 1023.5 1022.2 1017.6 1997 1017.7 1017.5 1013.7 1015.0 1017.4 1013.3 1011.5 1014.2 1018.1 1020.0 1021.6 1019.1 1016.6 1998 1016.7 1016.9 1015.8 1016.1 1017.3 1016.6 1012.6 1015.6 1017.0 1020.8 1021.8 1023.0 1017.5 1999 1018.7 1017.3 1015.9 1016.7 1015.7 1013.2 1012.1 1014.0 1016.2 1019.4 1020.0 1023.1 1016.9 2000 1017.4 1017.2 1015.8 1015.9 1013.8 1013.3 1014.0 1014.6 1016.5 1020.6 1022.1 1020.0 1016.8 2001 1019.9 1017.4 1016.4 1015.7 1014.0 1012.4 1012.8 1015.1 1017.4 1020.0 1020.0 1021.7 1016.9 2002 1019.0 1018.0 1016.9 1014.4 1014.8 1012.8 1014.4 1013.4 1018.5 1020.6 1021.6 1019.2 1017.0 2003 1019.2 1015.2 1016.3 1017.0 1017.6 1013.3 1011.3 1014.9 1016.7 1019.3 1020.8 1021.1 1016.9 MEAN 1025.7 1024.1 1023.0 1022.6 1022.7 1020.1 1018.7 1020.4 1023.9 1027.3 1027.9 1026.8 1023.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 107 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1036.1 1033.2 1034.3 1036.4 1033.2 1031.8 1027.2 1027.2 1032.2 1041.2 1038.7 1040.1 1041.2 DAY 6 23 2 9 5 21 15 29 24 20 22 5 1960 ****** 1039.6 1037.2 1041.9 1036.4 1031.8 1030.2 1029.0 1033.8 1039.6 1039.8 1041.7 ****** DAY ** 15 16 7 7 7 16 31 24 30 26 5 1961 1041.2 1040.3 1039.8 1034.5 1037.1 1032.0 1029.5 1030.6 1033.6 1040.3 1040.1 1040.8 1041.2 DAY 10 22 4 20 14 11 24 10 25 25 29 3 1962 1039.3 1039.1 1035.7 1036.3 1031.9 1032.2 1028.6 1034.1 1040.0 1039.3 1043.6 1037.9 1043.6 DAY 19 11 3 19 17 22 30 26 25 27 23 1 1963 1034.7 1037.2 1033.6 1033.4 1030.3 1030.6 1027.6 1028.9 1039.4 1038.1 ****** 1037.9 ****** DAY 5 5 23 2 8 2 29 5 24 18 ** 26 1964 1039.8 1035.0 1033.2 1033.5 1030.6 1030.7 1028.3 1026.6 1034.4 1037.3 1039.1 1039.0 1039.8 DAY 30 28 18 24 17 2 22 31 29 29 1 1 1965 1035.3 1034.2 1034.7 1030.0 1035.1 1030.7 1025.7 1032.0 1033.6 1035.8 1036.1 1035.3 1036.1 DAY 29 1 16 25 21 3 15 9 20 5 28 4 1966 1036.6 1033.5 1032.5 1033.6 1030.9 1030.4 1028.6 1026.9 1032.2 1037.1 1042.3 1037.8 1042.3 DAY 1 12 3 27 10 6 11 16 15 9 23 7 1967 1038.3 1036.4 1035.5 1031.8 1034.1 1029.9 1027.6 1027.4 1030.3 1038.9 1037.5 1035.7 1038.9 DAY 6 28 3 13 3 7 15 16 25 15 6 15 1968 1033.7 1035.2 1037.9 1034.3 1032.8 1031.2 1028.3 1029.8 1031.9 1038.3 1038.1 1038.7 1038.7 DAY 12 7 27 1 8 1 19 30 18 16 24 23 1969 1038.5 1037.3 1034.1 1033.0 1034.5 1030.9 1024.1 1031.1 1035.9 1035.5 1039.8 1035.8 1039.8 DAY 9 3 12 25 11 2 31 30 14 14 23 20 1970 1037.2 1034.5 1034.5 1035.1 1032.7 1031.0 1026.6 1026.8 1033.4 1037.0 1041.6 1040.0 1041.6 DAY 3 6 26 22 22 11 9 30 18 12 14 30 1971 1041.0 1034.2 1033.7 1036.4 1031.8 1026.5 1025.7 1027.7 1034.4 1039.1 1040.8 1036.3 1041.0 DAY 4 4 17 9 2 8 2 21 16 11 20 11 1972 1039.1 1038.0 1035.6 1032.9 1035.6 1031.2 1027.1 1030.9 1034.3 1038.8 1036.7 1039.7 1039.7 DAY 5 1 15 16 24 2 24 24 17 26 24 27 1973 1042.5 1035.8 1036.7 1031.1 1033.4 1029.1 1026.1 1028.1 1036.3 1037.5 1039.6 1042.7 1042.7 DAY 25 7 10 14 7 3 22 21 30 22 12 26 1974 1038.6 1036.5 1036.4 1029.9 1030.5 1027.3 1026.7 1028.3 1030.7 1039.4 1041.0 1037.8 1041.0 DAY 5 4 7 3 8 1 29 26 9 14 18 31 1975 1041.9 1034.7 1033.6 1036.4 1031.4 1028.3 1025.6 1029.5 1035.5 1037.1 1038.7 1037.6 1041.9 DAY 15 17 5 5 20 17 26 18 18 20 15 25 1976 1034.0 1037.1 1033.4 1033.2 1029.6 1028.9 1025.4 1026.4 1032.8 1038.8 1041.9 1040.2 1041.9 DAY 1 21 27 4 1 26 6 14 11 31 12 16 1977 1039.0 1038.6 1039.1 1031.1 1031.0 1028.0 1024.5 1028.9 1035.1 1037.0 1037.3 1038.8 1039.1 DAY 5 16 10 2 29 4 21 23 30 19 27 13 1978 1039.1 1036.7 1031.4 1028.9 1030.5 1032.9 1028.8 1028.7 1032.0 1038.3 1041.0 1042.3 1042.3 DAY 13 5 19 12 3 8 8 21 16 10 26 24 1979 1042.9 1035.9 1035.1 1034.2 1037.0 1032.1 1028.9 1032.7 1035.9 1038.7 1042.6 1039.4 1042.9 DAY 18 13 5 18 27 11 20 29 23 9 13 23 1980 1035.1 1035.7 1035.0 1034.3 1031.9 1032.5 1029.9 1032.7 1034.5 1035.3 1038.7 1037.5 1038.7 DAY 9 1 28 20 16 1 18 30 26 23 2 16 1981 1040.4 1034.5 1035.7 1032.9 1034.2 1031.4 1028.3 1029.8 1035.3 1039.3 1037.4 1037.6 1040.4 DAY 9 4 5 20 21 9 30 3 27 29 26 12 1982 1036.5 1036.0 1033.4 1038.6 1038.9 1032.9 1029.1 1028.6 1035.3 1038.2 1041.4 1039.6 1041.4 DAY 19 20 31 4 10 7 8 27 20 25 18 9 1983 1041.2 1035.6 1035.2 1032.5 1032.7 1034.4 1029.6 1027.2 1031.7 1038.6 1043.8 1040.9 1043.8 DAY 8 10 14 27 16 1 11 8 30 27 26 4 1984 1039.1 1039.0 1034.9 1032.7 1031.9 1028.7 1026.1 1025.3 1033.5 1040.8 1041.0 1041.1 1041.1 DAY 4 22 21 14 13 5 3 30 22 9 27 16 1985 1036.5 1032.9 1040.5 1036.1 1036.4 1029.1 1016.1 1019.9 1024.7 1026.5 1026.0 1026.4 1040.5 DAY 14 24 5 17 12 6 16 30 22 31 17 9 1986 1025.4 1025.3 1024.4 1023.9 1023.9 1019.6 1018.5 1019.4 1025.2 1027.6 1026.9 1027.9 1027.9 DAY 28 22 27 5 19 2 3 19 22 20 21 7 1987 1028.0 1027.6 1021.2 1023.0 1022.3 1019.1 1018.8 1019.7 1022.8 1027.9 1030.2 1029.5 1030.2 DAY 12 1 23 22 1 28 11 7 26 16 30 2 1988 1029.2 1026.8 1022.1 1025.2 1022.9 1018.9 1014.8 1018.0 1022.6 1026.4 1027.2 1025.1 1029.2 DAY 3 7 17 9 5 1 30 21 14 28 6 2 1989 1025.4 1026.1 1021.2 1022.8 1021.4 1016.9 1018.5 1018.2 1025.4 1027.7 1026.0 1023.1 1027.7 DAY 27 8 1 9 21 2 10 31 23 27 8 18 1990 1024.9 1024.3 1027.2 1020.8 1021.3 1016.8 1017.6 1017.8 1019.9 1028.3 1030.0 1025.7 1030.0 DAY 12 8 10 24 15 5 15 2 27 19 22 5 1991 1026.0 1030.0 1023.5 1022.6 1019.6 1019.1 1015.9 1017.4 1023.5 1024.7 1026.0 1025.7 1030.0 DAY 13 15 12 15 8 16 1 22 30 21 24 7 1992 1028.1 1021.8 1025.7 1019.1 1022.7 1018.6 1017.5 1021.6 1022.4 1025.4 1029.5 1023.7 1029.5 DAY 10 16 12 12 6 11 6 31 2 29 4 1 1993 1027.9 1025.2 1024.1 1022.4 1023.0 1021.6 1018.4 1018.8 1023.7 1029.0 1026.2 1026.1 1029.0 DAY 6 8 17 1 9 23 27 18 23 16 21 26 1994 1025.8 1022.1 1022.0 1028.3 1021.1 1016.3 1014.2 1016.8 1028.1 1026.8 1025.4 1026.0 1028.3 DAY 10 18 18 5 20 9 2 15 23 10 2 8 1995 1027.4 1022.6 1024.6 1020.6 1023.6 1019.4 1014.2 1018.2 1021.2 1028.6 1025.8 1026.1 1028.6 DAY 7 12 3 10 26 2 8 25 13 25 15 10 1996 1026.8 1021.3 1019.8 1022.8 1021.9 1016.8 1022.3 1022.4 1022.2 1028.6 1032.5 1029.0 1032.5 DAY 10 13 12 7 4 13 3 29 25 2 18 7 1997 1025.8 1023.1 1025.6 1022.3 1023.8 1017.8 1015.0 1018.2 1022.7 1025.0 1030.7 1025.9 1030.7 DAY 19 25 11 23 12 8 19 28 18 9 7 28 1998 1024.5 1026.7 1024.6 1026.6 1024.4 1021.4 1016.9 1019.0 1021.2 1027.5 1028.3 1028.8 1028.8 DAY 4 23 26 12 8 6 19 19 29 9 21 29 1999 1028.3 1024.4 1022.7 1022.6 1021.4 1018.8 1016.0 1019.6 1022.1 1022.4 1026.8 1029.0 1029.0 DAY 2 12 31 23 27 9 18 20 30 26 14 6 2000 1023.5 1024.6 1023.1 1020.7 1021.3 1019.3 1018.4 1019.0 1021.3 1025.3 1031.5 1026.1 1031.5 DAY 31 29 27 3 5 3 30 23 29 16 17 4 2001 1023.1 1026.9 1025.7 1025.2 1018.0 1019.4 1017.0 1019.7 1023.3 1028.1 1025.8 1026.2 1028.1 DAY 30 9 1 1 15 2 29 5 22 10 2 18 2002 1025.1 1024.9 1027.5 1023.7 1019.8 1019.0 1018.9 1017.6 1023.6 1025.7 1029.0 1027.4 1029.0 DAY 26 2 11 1 24 24 3 29 21 10 18 4 2003 1025.1 1020.6 1025.0 1023.0 1023.9 1016.8 1015.4 1017.7 1023.8 1023.9 1030.3 1028.7 1030.3 DAY 12 13 3 7 2 9 4 4 27 15 25 12 1959-2003 1042.9 1040.3 1040.5 1041.9 1038.9 1034.4 1030.2 1034.1 1040.0 1041.2 1043.8 1042.7 1043.8 YEAR-DAY 79-18 61-22 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 83-26 73-26 83-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 108 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1018.4 1018.9 1016.3 1022.1 1021.4 1017.3 1020.0 1019.7 1021.6 1024.9 1025.6 1026.6 1016.3 DAY 23 17 1 19 30 28 27 3 12 30 19 1 1960 ****** 1025.3 1018.2 1024.2 1023.7 1020.3 1019.1 1020.7 1026.7 1027.2 1023.7 1025.6 ****** DAY ** 29 12 11 16 21 1 10 2 11 20 30 1961 1026.0 1023.9 1018.2 1023.4 1015.0 1017.0 1021.4 1023.4 1023.3 1028.0 1026.7 1020.4 1015.0 DAY 22 17 9 15 30 6 12 7 1 1 24 22 1962 1024.6 1017.6 1013.7 1017.4 1020.8 1018.2 1021.1 1021.3 1024.7 1023.6 1031.4 1025.9 1013.7 DAY 5 18 28 5 11 9 14 20 17 10 9 25 1963 1027.4 1022.4 1019.7 1018.6 1018.0 1021.2 1020.3 1021.6 1023.8 1029.5 ****** 1017.4 ****** DAY 4 13 20 16 11 16 1 2 3 25 ** 11 1964 1007.1 1022.7 1019.9 1013.3 1018.9 1015.7 1018.1 1018.8 1025.1 1025.0 1016.3 1026.0 1007.1 DAY 19 13 4 9 12 29 31 2 3 3 27 24 1965 1015.9 1014.3 1019.6 1015.9 1021.9 1019.6 1016.8 1023.3 1024.7 1016.9 1025.0 1022.9 1014.3 DAY 11 23 23 21 12 18 12 27 22 25 9 20 1966 1025.9 1019.2 1010.1 1018.6 1022.7 1017.7 1018.0 1018.6 1022.3 1023.7 1029.9 1020.6 1010.1 DAY 27 10 20 23 26 27 17 5 8 15 16 12 1967 1021.2 1019.3 1008.7 1013.3 1020.6 1016.8 1014.7 1019.3 1021.5 1024.4 1026.8 1017.4 1008.7 DAY 22 15 24 25 31 5 10 5 6 3 14 23 1968 1019.2 1018.9 1021.3 1016.6 1023.5 1018.9 1019.1 1018.4 1023.9 1022.8 1026.8 1020.9 1016.6 DAY 22 3 10 24 18 22 12 1 9 25 19 9 1969 1017.8 1023.1 1018.0 1019.2 1019.0 1016.8 1019.7 1018.5 1020.8 1021.5 1024.2 1023.9 1016.8 DAY 25 13 22 13 2 16 18 8 11 29 9 14 1970 1020.4 1018.4 1022.3 1022.4 1020.7 1019.9 1018.2 1018.2 1020.8 1022.2 1026.7 1022.6 1018.2 DAY 23 23 24 19 7 8 1 27 6 8 30 14 1971 1022.7 1017.7 1017.7 1018.4 1020.0 1014.5 1017.8 1020.6 1024.4 1025.4 1026.5 1019.8 1014.5 DAY 14 8 21 14 11 5 23 9 2 1 5 20 1972 1025.3 1023.0 1021.6 1021.5 1016.0 1015.9 1018.5 1017.0 1022.8 1028.2 1027.1 1025.3 1015.9 DAY 23 9 18 3 6 24 4 1 11 30 8 16 1973 1018.2 1013.6 1018.2 1020.9 1019.9 1015.7 1016.2 1022.2 1023.7 1028.8 1025.9 1023.3 1013.6 DAY 16 22 7 19 30 16 16 1 2 24 19 7 1974 1018.1 1024.6 1022.2 1016.6 1020.3 1018.3 1017.1 1019.1 1019.9 1028.7 1027.2 1020.1 1016.6 DAY 25 12 25 29 27 3 20 16 3 29 24 13 1975 1022.2 1017.1 1017.5 1021.5 1021.6 1020.6 1019.2 1016.7 1020.3 1022.6 1019.9 1022.6 1016.7 DAY 5 11 2 24 14 24 17 15 10 4 29 23 1976 1021.6 1017.5 1019.6 1023.4 1020.6 1021.5 1016.9 1020.9 1024.5 1023.7 1019.8 1025.0 1016.9 DAY 12 11 14 8 7 6 19 31 3 18 29 31 1977 1023.3 1021.6 1022.7 1018.5 1019.9 1017.3 1016.5 1017.4 1025.0 1025.0 1023.0 1023.4 1016.5 DAY 9 7 27 8 17 22 2 17 8 5 17 23 1978 1019.0 1020.4 1018.6 1018.6 1013.5 1009.0 1017.6 1020.3 1021.2 1025.9 1025.3 1022.6 1009.0 DAY 21 12 13 25 30 22 1 14 2 1 1 16 1979 1022.1 1016.0 1021.5 1022.0 1020.7 1018.9 1019.0 1019.8 1026.0 1028.0 1022.6 1021.8 1016.0 DAY 7 11 29 16 17 22 6 6 5 4 29 1 1980 1020.4 1019.0 1014.7 1021.8 1021.2 1016.5 1021.4 1021.9 1023.5 1027.2 1026.0 1023.4 1014.7 DAY 24 25 2 16 10 17 2 19 21 4 25 10 1981 1020.5 1021.5 1017.3 1016.5 1019.3 1016.6 1019.4 1021.8 1027.3 1028.2 1026.5 1026.1 1016.5 DAY 3 1 28 29 6 5 6 13 22 17 5 29 1982 1017.1 1016.6 1018.0 1020.1 1023.9 1021.5 1015.0 1015.9 1026.0 1027.1 1026.6 1025.3 1015.0 DAY 17 14 25 18 24 25 31 1 13 20 6 30 1983 1019.0 1020.0 1020.4 1023.0 1022.9 1020.6 1017.3 1019.4 1023.6 1024.4 1029.0 1022.0 1017.3 DAY 24 27 6 6 29 22 27 4 11 4 12 12 1984 1023.8 1022.8 1012.9 1018.9 1018.8 1020.4 1020.8 1019.3 1024.6 1025.0 1023.5 1022.1 1012.9 DAY 17 8 16 26 29 21 15 8 8 20 12 7 1985 1024.2 1013.6 1017.6 1021.8 1022.3 1011.0 1009.5 1012.0 1013.2 1012.5 1017.7 1010.6 1009.5 DAY 17 6 24 6 1 30 19 8 7 11 7 19 1986 1004.7 1006.9 1010.3 1013.0 1011.3 1007.5 1011.3 1011.6 1016.7 1018.2 1014.2 1013.0 1004.7 DAY 20 16 9 11 11 19 20 6 4 5 7 20 1987 1013.7 1012.2 1003.5 1011.4 1012.5 1012.5 1006.1 1010.8 1014.0 1016.1 1015.0 1009.2 1003.5 DAY 27 10 14 4 23 13 3 18 6 4 7 31 1988 1007.2 1009.1 1005.7 1010.7 1010.9 1005.3 1007.5 1009.3 1013.6 1015.8 1014.4 1006.3 1005.3 DAY 29 3 5 30 29 23 8 29 1 30 20 27 1989 1009.2 1006.7 1003.9 1010.0 1013.3 1009.9 1011.2 1007.6 1010.5 1014.7 1017.1 1009.4 1003.9 DAY 12 23 30 29 31 11 31 1 19 2 20 5 1990 1013.1 1005.9 1013.0 1007.0 1003.4 1008.8 1009.2 1010.7 1013.0 1015.7 1013.9 1008.0 1003.4 DAY 17 16 25 16 13 27 4 8 18 2 1 25 1991 1008.6 1012.0 1004.2 1009.4 1005.3 1007.8 1006.4 1009.9 1012.2 1018.0 1015.9 1012.9 1004.2 DAY 26 4 7 10 22 12 14 12 3 4 5 1 1992 1010.3 1004.9 1007.5 1009.1 1012.3 1007.9 1009.2 1010.0 1014.4 1017.0 1009.4 1013.2 1004.9 DAY 23 11 31 18 4 27 26 1 18 24 26 28 1993 1008.6 1012.2 1006.4 1009.4 1011.5 1009.8 1010.8 1011.0 1013.3 1016.6 1009.1 1015.0 1006.4 DAY 9 15 22 13 29 3 13 12 3 2 14 5 1994 1010.0 1006.7 1009.9 1009.0 1008.8 1006.7 1007.5 1008.0 1014.3 1016.8 1009.2 1007.2 1006.7 DAY 25 12 12 2 1 22 20 1 1 2 26 4 1995 1013.8 1010.6 1005.5 1010.6 1012.9 1008.7 1005.0 1010.2 1012.8 1014.5 1010.2 1016.5 1005.0 DAY 1 9 26 16 15 30 1 3 19 12 26 4 1996 1014.2 1006.4 1009.0 1008.8 1013.3 1009.1 1010.8 1009.5 1009.0 1012.7 1017.7 1015.0 1006.4 DAY 19 5 14 10 29 6 6 8 19 27 29 15 1997 1006.9 1010.0 1006.5 1006.5 1010.7 1009.0 1006.9 1010.0 1011.0 1017.4 1018.0 1011.2 1006.5 DAY 17 27 17 10 5 24 16 5 2 23 19 10 1998 1001.6 1003.8 1008.2 1006.8 1008.2 1012.4 1005.9 1012.5 1011.6 1013.5 1017.7 1014.7 1001.6 DAY 13 13 15 24 30 29 6 13 6 2 1 21 1999 1012.5 1007.7 1009.8 1010.7 1008.4 1004.5 1008.4 1009.4 1012.1 1015.9 1014.0 1016.3 1004.5 DAY 18 6 3 9 14 25 12 7 16 31 26 14 2000 1009.2 1006.2 1009.0 1012.2 1007.9 1006.8 1010.3 1010.1 1009.0 1015.1 1014.3 1011.0 1006.2 DAY 21 7 9 11 27 26 11 3 1 1 6 15 2001 1015.8 1003.5 1004.4 1010.0 1007.4 1007.6 1004.9 1008.3 1011.6 1014.5 1011.6 1015.0 1003.5 DAY 18 21 26 10 30 18 18 27 1 31 17 5 2002 1011.5 1011.4 1009.3 1001.8 1010.1 1003.1 1008.8 1008.3 1014.3 1017.1 1015.5 1007.6 1001.8 DAY 8 25 28 4 12 21 25 17 10 22 12 22 2003 1011.3 1006.9 1009.1 1012.4 1012.1 1007.9 1007.6 1010.0 1010.6 1014.7 1012.2 1015.5 1006.9 DAY 28 19 21 14 23 30 31 1 7 27 14 7 1959-2003 1001.6 1003.5 1003.5 1001.8 1003.4 1003.1 1004.9 1007.6 1009.0 1012.5 1009.1 1006.3 1001.6 YEAR-DAY 98-13 1-21 87-14 2- 4 90-13 2-21 1-18 89- 1 96-19 85-11 93-14 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 109 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1020.2 1017.2 1015.6 1010.7 1007.7 1004.0 999.5 999.7 1004.4 1012.7 1018.7 1020.1 1010.9 1960 ****** 1032.7 1027.3 1033.7 1024.3 1001.3 999.8 1000.3 1008.5 1015.3 1019.0 1021.4 ****** 1961 1022.6 1021.3 1012.7 1012.2 1006.9 1003.7 999.4 1003.0 1005.5 1016.7 1019.2 1018.4 1011.8 1962 1019.7 1013.8 1010.1 1008.0 1006.6 1003.2 999.4 1003.3 1009.2 1014.5 1022.5 1019.6 1010.8 1963 1018.1 1014.7 1009.5 1005.9 1004.0 1001.0 998.8 1001.5 1007.4 1013.3 ****** 1018.2 ****** 1964 1024.3 1015.3 1010.8 1005.8 1004.3 998.8 997.0 999.2 1006.6 1016.0 1017.2 1024.1 1009.9 1965 1016.8 1013.7 1013.0 1006.0 1005.2 1000.9 997.3 1002.6 1007.4 1010.3 1015.8 1017.6 1008.9 1966 1017.1 1012.3 1010.1 1007.8 1006.2 998.9 997.0 999.2 1005.2 1013.5 1021.4 1017.0 1008.8 1967 1021.1 1015.5 1008.7 1007.9 1006.7 1001.1 996.4 999.0 1003.5 1013.6 1014.7 1016.9 1008.7 1968 1015.9 1018.7 1010.7 1009.6 1008.0 1000.3 999.4 1000.0 1006.4 1012.6 1017.7 1017.3 1009.7 1969 1021.2 1019.6 1009.1 1008.5 1004.9 999.5 996.9 1001.7 1006.9 1010.8 1018.9 1017.7 1009.6 1970 1019.4 1015.4 1013.5 1009.4 1004.8 1000.1 997.9 997.3 1005.0 1011.5 1016.8 1018.9 1009.2 1971 1021.4 1012.8 1012.2 1007.7 1002.9 997.0 997.9 1000.0 1008.6 1013.1 1017.0 1016.4 1008.9 1972 1023.2 1024.4 1013.9 1008.8 1006.1 1001.4 999.4 1004.4 1007.6 1013.6 1016.2 1021.5 1011.7 1973 1022.5 1013.7 1012.4 1006.4 1004.8 997.6 995.5 1000.3 1006.7 1012.9 1016.2 1020.9 1009.2 1974 1019.5 1022.2 1015.1 1006.3 1005.0 998.8 998.1 1000.3 1005.8 1015.0 1017.8 1019.4 1010.3 1975 1020.0 1015.9 1011.4 1010.2 1005.1 999.9 996.6 999.0 1005.4 1011.5 1019.0 1020.1 1009.5 1976 1015.5 1017.0 1014.4 1009.5 1004.7 1001.1 995.2 998.8 1005.1 1011.1 1020.6 1020.9 1009.5 1977 1022.4 1019.4 1012.8 1006.9 1004.4 997.5 995.1 999.6 1007.4 1012.2 1015.5 1017.7 1009.3 1978 1019.6 1016.5 1011.7 1005.1 1002.3 997.9 997.6 999.5 1004.3 1012.9 1018.5 1017.9 1008.6 1979 1019.3 1014.4 1014.3 1009.0 1008.6 1003.4 999.2 1002.3 1009.0 1012.0 1019.2 1018.7 1010.8 1980 1019.8 1018.0 1012.2 1006.6 1004.8 1000.6 999.1 1000.9 1006.5 1011.2 1016.2 1017.3 1009.4 1981 1018.3 1015.3 1010.1 1006.9 1005.3 1001.7 998.6 1001.4 1008.1 1015.8 1015.3 1017.4 1009.5 1982 1017.9 1016.2 1012.6 1008.7 1007.9 1001.5 998.4 1000.5 1008.4 1013.2 1018.5 1022.2 1010.5 1983 1020.4 1015.3 1013.8 1009.5 1005.1 1001.6 997.6 998.2 1005.0 1013.4 1017.7 1020.7 1009.9 1984 1019.2 1022.9 1011.4 1007.1 1004.7 1000.4 997.7 997.2 1007.2 1014.9 1016.1 1022.9 1010.1 1985 1018.8 1009.8 1015.8 1006.8 1006.2 998.7 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1016.2 1020.4 1024.8 ****** 1987 1023.3 1020.1 1011.6 1012.7 1009.5 1006.0 1003.0 1002.9 1009.3 1019.5 1020.4 1021.2 1013.3 1988 1021.0 1019.6 1013.0 1011.8 1007.7 1001.3 999.1 1002.8 1008.5 1016.4 1018.7 1019.6 1011.6 1989 1023.9 1026.0 1014.4 1013.3 1011.1 1003.2 1002.2 1004.1 1007.4 1015.1 1020.3 1019.5 1013.4 1990 1022.5 1018.4 1017.9 1010.4 1006.3 1001.8 1001.2 1003.4 1007.5 1015.8 1019.3 1022.6 1012.3 1991 1022.9 1021.7 1016.6 1012.5 1006.7 1003.6 1000.7 1003.1 1009.8 1017.0 1020.7 1019.6 1012.9 1992 1022.0 1017.0 1018.3 1011.9 1012.2 1003.6 1002.1 1006.1 1010.7 1016.0 1019.4 1020.5 1013.3 1993 1024.0 1020.0 1017.4 1011.5 1009.3 1003.7 1002.7 1005.8 1008.3 1020.2 1019.9 1023.2 1013.8 1994 1020.9 1018.0 1015.2 1013.0 1008.4 1000.9 999.3 1001.7 1013.8 1018.2 1017.0 1023.3 1012.5 1995 1022.3 1019.3 1016.5 1011.7 1010.9 1002.9 997.9 1002.1 1008.1 1016.3 1017.9 1024.8 1012.6 1996 1024.5 1018.5 1015.4 1013.2 1010.7 1003.7 1002.5 1003.8 1004.6 1015.3 1022.5 1023.1 1013.2 1997 1019.5 1019.4 1013.1 1010.5 1009.6 1001.6 998.3 1002.5 1008.8 1013.6 1020.8 1020.8 1011.6 1998 1019.3 1018.7 1014.5 1009.9 1009.4 1005.7 999.9 1003.5 1007.3 1014.6 1018.6 1021.5 1011.9 1999 1021.5 1016.8 1015.0 1011.7 1007.1 1001.2 999.8 1001.6 1006.7 1012.9 1019.1 1023.6 1011.4 2000 1019.7 1019.2 1014.5 1008.4 1002.9 1002.4 1001.8 1002.5 1006.4 1014.8 1021.4 1020.7 1011.2 2001 1023.2 1018.7 1013.7 1008.1 1003.5 1000.3 1000.2 1003.4 1008.3 1013.9 1017.6 1021.6 1011.0 2002 1020.4 1018.6 1014.0 1008.7 1006.0 1000.7 1002.1 1000.8 1008.8 1013.0 1019.3 1021.6 1011.2 2003 1021.3 1015.6 1014.7 1011.0 1010.7 1002.0 997.6 1002.5 1007.1 1012.2 1019.7 1023.2 1011.5 MEAN 1020.6 1017.9 1013.7 1009.8 1007.0 1001.3 999.0 1001.4 1007.3 1014.2 1018.6 1020.4 1010.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 110 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1026.4 1024.5 1026.4 1018.6 1017.4 1009.4 1004.5 1003.8 1012.0 1023.7 1027.0 1026.0 1027.0 DAY 6 23 2 9 4 8 15 29 28 20 22 5 1960 ****** 1038.0 1038.5 1044.5 1048.0 1007.4 1006.6 1004.5 1013.1 1021.5 1027.3 1030.1 ****** DAY ** 23 30 8 10 11 16 31 24 31 27 5 1961 1040.1 1034.9 1026.9 1021.1 1016.1 1011.7 1004.3 1007.9 1011.7 1024.9 1027.8 1027.6 1040.1 DAY 10 6 4 17 4 9 28 10 29 28 29 2 1962 1030.4 1028.7 1021.1 1020.6 1012.9 1009.6 1005.0 1010.8 1023.2 1022.3 1032.6 1029.4 1032.6 DAY 19 11 3 19 13 22 31 26 25 27 23 1 1963 1023.8 1025.4 1018.8 1017.6 1012.4 1006.2 1002.6 1005.9 1017.8 1019.1 ****** 1031.5 ****** DAY 6 8 23 2 8 2 29 5 24 18 ** 26 1964 1034.0 1025.8 1018.4 1018.7 1008.9 1007.5 1002.8 1044.4 1014.5 1022.6 1030.2 1033.7 1044.4 DAY 30 28 2 24 3 2 22 19 29 29 30 10 1965 1024.0 1022.9 1024.7 1012.8 1015.9 1009.0 1002.5 1009.5 1013.3 1018.8 1021.0 1022.8 1024.7 DAY 29 1 16 9 21 12 1 9 30 29 28 23 1966 1024.0 1018.7 1020.5 1019.2 1012.5 1006.6 1003.5 1003.7 1009.7 1019.4 1029.4 1028.7 1029.4 DAY 1 12 3 5 11 2 11 16 15 31 23 30 1967 1032.7 1027.9 1024.4 1018.4 1017.0 1010.1 1003.5 1003.7 1011.3 1021.7 1022.5 1026.0 1032.7 DAY 6 28 1 4 3 7 15 25 26 15 30 27 1968 1023.5 1034.4 1025.2 1017.9 1015.0 1009.7 1005.9 1008.8 1012.8 1021.6 1023.9 1028.4 1034.4 DAY 19 7 28 1 1 1 19 30 18 30 23 23 1969 1034.8 1028.9 1019.5 1014.8 1013.9 1010.6 1000.0 1009.0 1019.1 1017.5 1027.0 1022.3 1034.8 DAY 9 3 25 26 11 2 31 25 14 14 23 10 1970 1028.6 1025.4 1020.2 1017.0 1048.9 1010.3 1003.5 1001.9 1013.6 1019.7 1026.9 1031.3 1048.9 DAY 14 2 26 22 25 11 8 14 22 27 15 16 1971 1027.2 1023.5 1019.8 1020.0 1012.7 1004.2 1002.0 1003.3 1014.5 1021.3 1024.4 1024.1 1027.2 DAY 9 4 7 9 1 8 25 21 23 11 20 28 1972 1033.2 1035.7 1022.2 1016.5 1017.5 1008.7 1003.3 1009.2 1014.2 1020.1 1022.1 1034.2 1035.7 DAY 21 1 28 16 23 2 17 24 17 26 22 27 1973 1035.8 1026.7 1026.1 1015.8 1049.6 1004.9 1000.7 1004.5 1019.7 1019.2 1024.9 1031.7 1049.6 DAY 26 7 10 14 28 3 22 30 30 22 12 26 1974 1029.4 1033.7 1027.1 1017.7 1012.8 1003.4 1028.3 1005.9 1011.9 1023.0 1026.5 1027.8 1033.7 DAY 5 4 7 3 3 1 16 26 30 14 17 28 1975 1035.1 1024.3 1022.0 1022.3 1012.6 1004.5 999.8 1006.8 1013.6 1022.1 1027.7 1028.3 1035.1 DAY 15 14 5 4 5 5 28 18 18 20 15 4 1976 1023.5 1028.2 1024.3 1019.3 1010.4 1005.0 1000.2 1002.3 1011.8 1025.9 1030.8 1026.2 1030.8 DAY 1 21 27 4 1 21 6 26 13 31 12 13 1977 1032.2 1026.9 1023.9 1014.6 1010.5 1005.4 998.7 1004.4 1014.7 1022.5 1023.3 1027.6 1032.2 DAY 5 3 10 1 28 4 31 23 30 23 27 25 1978 1031.3 1026.2 1017.8 1011.0 1013.1 1009.6 1005.4 1005.0 1010.9 1019.4 1028.2 1031.9 1031.9 DAY 13 26 19 16 3 8 8 21 28 10 26 24 1979 1030.9 1022.3 1027.1 1018.2 1016.8 1010.5 1004.6 1010.2 1016.2 1018.9 1029.2 1032.9 1032.9 DAY 26 13 5 18 27 11 21 29 23 31 13 23 1980 1025.1 1028.6 1019.8 1015.7 1010.0 1013.1 1004.4 1010.2 1014.4 1018.9 1023.7 1024.6 1028.6 DAY 9 3 22 20 21 2 18 30 27 23 2 16 1981 1026.4 1023.6 1022.2 1019.6 1012.4 1009.8 1006.6 1006.8 1016.3 1023.1 1023.0 1023.5 1026.4 DAY 9 4 5 3 19 9 25 3 23 29 26 1 1982 1028.1 1030.3 1020.6 1022.0 1018.8 1008.6 1004.4 1006.2 1014.5 1023.3 1029.7 1033.2 1033.2 DAY 19 20 5 4 10 7 8 31 20 26 17 9 1983 1031.5 1023.6 1021.7 1014.3 1010.2 1013.4 1004.9 1001.6 1010.6 1020.5 1029.7 1028.5 1031.5 DAY 11 10 19 29 22 1 1 9 30 27 26 25 1984 1027.2 1031.5 1020.6 1015.8 1013.9 1004.1 1000.7 1000.7 1013.1 1024.4 1024.3 1030.3 1031.5 DAY 4 20 1 5 13 5 3 12 30 9 27 20 1985 1023.8 1021.5 1032.1 1019.2 1015.2 1004.5 ****** ****** ****** ****** ****** ****** ****** DAY 14 24 5 17 12 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.8 1029.5 1033.8 ****** DAY ** ** ** ** ** ** ** ** ** 20 21 11 1987 1031.4 1030.8 1023.0 1020.4 1017.2 1010.7 1008.8 1008.2 1015.6 1030.3 1035.0 1035.4 1035.4 DAY 21 12 23 6 1 22 12 8 24 28 30 2 1988 1034.8 1034.7 1020.9 1024.3 1021.2 1010.5 1003.9 1008.0 1016.1 1023.0 1025.8 1029.6 1034.8 DAY 3 7 25 3 5 1 23 26 30 3 25 30 1989 1031.1 1033.3 1024.1 1020.7 1020.1 1006.4 1004.6 1009.3 1020.9 1024.2 1025.7 1025.8 1033.3 DAY 27 4 1 3 1 2 19 20 23 24 8 18 1990 1031.5 1029.0 1028.0 1019.1 1015.1 1007.8 1006.7 1007.6 1013.2 1027.5 1027.6 1034.9 1034.9 DAY 12 8 10 12 16 1 15 2 26 19 23 28 1991 1032.4 1037.2 1027.8 1022.4 1015.9 1011.8 1005.0 1008.5 1020.4 1020.6 1027.2 1028.9 1037.2 DAY 12 15 12 15 8 24 1 22 28 16 24 17 1992 1035.5 1027.1 1033.4 1018.3 1022.1 1011.7 1006.5 1015.7 1017.5 1021.7 1028.0 1028.4 1035.5 DAY 10 16 12 20 2 7 15 31 30 17 4 29 1993 1033.3 1028.4 1026.7 1019.3 1021.4 1014.4 1007.7 1010.1 1016.6 1027.6 1029.9 1029.8 1033.3 DAY 19 8 17 1 9 23 29 25 23 8 30 7 1994 1029.5 1027.3 1023.6 1031.5 1015.1 1007.5 1003.9 1005.2 1022.6 1024.6 1022.1 1034.0 1034.0 DAY 9 18 1 5 20 9 2 15 22 9 19 8 1995 1031.3 1026.1 1025.9 1017.6 1017.4 1012.9 1003.0 1007.7 1015.4 1029.2 1028.8 1031.1 1031.3 DAY 7 26 3 10 26 2 25 25 22 26 28 11 1996 1033.3 1027.4 1020.6 1025.4 1017.3 1009.5 1011.1 1014.6 1014.0 1025.0 1036.0 1034.1 1036.0 DAY 10 27 20 4 3 16 3 30 25 2 18 7 1997 1029.3 1026.4 1026.4 1019.7 1019.1 1007.2 1003.3 1009.1 1014.8 1018.4 1030.7 1030.9 1030.9 DAY 19 8 11 20 7 4 9 28 19 9 7 28 1998 1027.9 1031.6 1023.3 1020.9 1020.6 1010.6 1004.6 1008.2 1013.9 1025.8 1024.8 1026.7 1031.6 DAY 22 23 4 12 3 6 20 25 13 10 21 7 1999 1034.5 1024.8 1024.5 1020.7 1013.8 1009.0 1005.0 1007.7 1017.2 1019.0 1029.6 1032.0 1034.5 DAY 2 1 19 23 24 10 28 19 30 26 30 1 2000 1028.1 1030.2 1022.3 1017.0 1010.1 1010.0 1006.9 1007.7 1012.0 1021.8 1033.4 1027.8 1033.4 DAY 13 10 1 3 5 3 25 20 29 16 17 18 2001 1033.9 1028.9 1025.3 1020.6 1008.8 1008.9 1006.2 1009.0 1017.4 1024.8 1025.7 1027.9 1033.9 DAY 30 9 11 1 1 2 30 14 22 10 20 18 2002 1028.4 1028.6 1028.7 1021.3 1012.7 1009.5 1008.8 1005.5 1014.1 1016.7 1027.9 1034.2 1034.2 DAY 14 2 11 1 15 24 3 31 29 10 18 4 2003 1028.5 1022.0 1029.6 1019.9 1021.8 1009.4 1002.4 1006.0 1018.9 1018.6 1031.2 1035.4 1035.4 DAY 21 13 3 19 2 7 4 4 27 15 24 12 1959-2003 1040.1 1038.0 1038.5 1044.5 1049.6 1014.4 1028.3 1044.4 1023.2 1030.3 1036.0 1035.4 1049.6 YEAR-DAY 61-10 60-23 60-30 60- 8 73-28 93-23 74-16 64-19 62-25 87-28 96-18 87- 2 73-28 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 111 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1005.5 1008.5 1005.4 1000.5 998.6 992.2 994.4 994.6 999.8 1005.6 1012.8 1012.5 992.2 DAY 23 20 1 19 30 28 27 3 3 30 25 1 1960 ****** 1020.5 1015.1 1026.0 998.5 994.7 993.4 995.1 1002.7 1007.2 1008.6 1011.7 ****** DAY ** 10 25 11 17 22 1 11 2 11 20 30 1961 1011.5 1009.9 1000.6 1001.9 990.4 992.0 994.4 998.8 999.0 1007.9 1010.7 1006.8 990.4 DAY 22 17 9 30 30 6 12 7 1 1 24 22 1962 1010.0 1001.3 993.1 997.6 999.9 995.6 995.9 996.7 1002.1 1003.9 1012.9 1012.0 993.1 DAY 8 18 28 5 11 10 14 2 17 10 10 25 1963 1011.4 1006.4 1003.0 999.2 997.2 996.6 995.9 997.6 1000.0 1008.2 ****** 1003.3 ****** DAY 29 13 20 12 28 10 4 12 3 25 ** 11 1964 991.2 1008.5 1004.0 994.5 995.8 989.8 992.6 993.1 1000.8 1004.7 1000.9 1013.3 989.8 DAY 19 13 28 9 12 29 31 3 3 3 26 17 1965 1000.5 999.4 1001.9 995.8 998.1 992.8 990.1 998.0 1002.6 996.5 1008.3 1011.5 990.1 DAY 11 23 23 20 12 19 12 1 22 25 9 20 1966 1010.2 1004.3 992.4 998.9 1000.0 992.1 992.6 993.2 999.9 1001.5 1013.6 1004.1 992.1 DAY 27 10 20 23 29 27 26 5 8 1 16 12 1967 1006.2 1003.7 994.0 993.1 995.8 992.5 988.5 994.6 996.8 1004.2 1009.7 1004.7 988.5 DAY 22 15 24 25 31 21 10 4 6 1 14 23 1968 1004.1 1007.9 1001.5 997.8 1002.3 993.6 992.8 993.1 1001.3 1003.0 1012.5 1007.4 992.8 DAY 16 3 20 24 30 20 1 1 10 25 18 9 1969 1004.2 1012.2 990.6 1000.3 994.8 991.1 992.9 992.8 996.2 1004.3 1006.6 1009.5 990.6 DAY 25 22 22 14 26 16 30 8 11 29 9 14 1970 1008.8 994.2 1006.3 1000.3 997.5 994.8 991.7 991.9 996.1 1000.6 1010.7 1006.7 991.7 DAY 23 23 24 19 31 8 1 6 6 8 9 14 1971 1011.3 1003.7 1000.4 998.6 995.4 984.8 993.2 996.9 999.8 1002.5 1009.4 1006.2 984.8 DAY 14 28 21 25 27 3 23 9 1 31 5 20 1972 1013.6 1013.6 1002.5 1000.4 995.8 989.8 993.2 992.0 998.8 1009.3 1009.5 1010.3 989.8 DAY 15 20 23 24 6 24 4 1 11 16 8 1 1973 1003.4 996.7 1000.7 999.4 995.7 989.1 990.0 994.7 999.3 1007.4 1007.6 1010.4 989.1 DAY 16 22 7 23 30 16 11 1 2 11 5 7 1974 1007.4 1013.2 1000.1 996.4 997.3 984.4 992.0 995.3 995.7 1010.4 1011.5 1006.7 984.4 DAY 25 15 25 28 27 3 20 16 3 29 24 13 1975 1008.6 1003.6 1000.2 1001.5 1000.0 995.6 992.8 990.5 996.6 1001.1 1005.3 1005.9 990.5 DAY 5 11 2 21 14 30 5 13 10 4 29 23 1976 1009.4 1000.8 1003.8 1002.4 997.9 997.1 990.2 996.1 1000.2 1003.8 1005.9 1013.3 990.2 DAY 12 11 22 21 21 30 19 9 3 18 29 31 1977 1013.5 1009.4 1002.9 998.5 996.4 989.4 990.3 991.2 1003.4 1003.0 1007.6 1009.1 989.4 DAY 7 7 27 25 17 22 10 17 12 5 17 23 1978 1005.6 1007.6 1002.4 997.0 989.2 981.9 990.3 995.2 997.5 1004.2 1006.0 1008.3 981.9 DAY 21 12 13 25 30 22 1 14 2 1 1 16 1979 1006.2 1000.7 1004.3 1000.0 998.9 993.5 993.6 995.4 1002.6 1006.4 1007.5 1007.3 993.5 DAY 7 11 27 16 17 23 6 14 5 4 30 1 1980 1012.9 1005.2 999.7 999.9 997.3 990.1 995.9 996.3 999.9 1004.2 1010.5 1008.2 990.1 DAY 24 18 19 26 10 17 3 1 21 4 15 10 1981 1009.2 1008.4 999.5 994.5 996.6 990.7 993.6 996.6 1003.2 1008.7 1008.6 1012.0 990.7 DAY 25 21 28 29 16 5 6 13 20 14 5 29 1982 1003.7 1003.9 1000.5 1000.1 1000.3 996.4 988.3 988.6 1002.4 1006.4 1011.1 1014.3 988.3 DAY 17 14 25 28 23 25 31 1 13 20 6 30 1983 1004.9 1004.3 1004.1 1002.0 999.3 993.8 990.4 993.0 998.4 1001.6 1011.0 1006.6 990.4 DAY 24 27 6 23 30 22 27 4 9 4 12 12 1984 1012.7 1008.1 997.5 997.3 993.1 994.6 993.7 993.3 998.9 1002.5 1007.0 1010.4 993.1 DAY 17 14 16 26 29 22 15 8 8 20 12 7 1985 1011.7 998.0 998.5 998.9 1000.0 986.6 ****** ****** ****** ****** ****** ****** ****** DAY 16 26 24 24 4 28 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1009.3 1010.8 1014.7 ****** DAY ** ** ** ** ** ** ** ** ** 5 8 3 1987 1012.4 1011.0 1001.0 1001.4 1002.2 1000.1 987.6 998.2 1002.2 1007.7 1009.4 1009.8 987.6 DAY 27 10 14 20 23 5 9 15 6 4 7 31 1988 1008.5 1006.9 1003.0 1001.8 999.4 990.5 993.9 998.8 1001.7 1010.0 1011.2 1011.3 990.5 DAY 29 3 5 15 29 23 1 30 5 7 14 26 1989 1014.3 1009.4 1002.9 1003.4 1002.1 997.6 999.2 996.6 998.6 1006.7 1013.7 1006.0 996.6 DAY 3 23 30 29 31 11 2 1 19 2 16 5 1990 1015.0 1006.8 1008.1 999.3 991.4 995.6 997.6 998.6 1002.4 1007.4 1010.7 1012.0 991.4 DAY 5 16 14 16 13 27 4 8 2 2 1 25 1991 1010.0 1011.8 1003.6 1003.8 995.5 996.1 994.1 996.9 1002.1 1011.2 1010.9 1011.6 994.1 DAY 24 4 7 11 22 12 8 12 3 4 5 1 1992 1012.0 1005.2 1004.6 1005.0 1004.2 995.6 996.7 998.2 1006.1 1011.1 1007.2 1013.2 995.6 DAY 3 25 31 15 19 19 26 1 18 6 26 19 1993 1013.1 1011.1 1006.0 1003.9 1003.1 997.2 998.6 1000.6 1002.6 1007.2 1006.1 1016.3 997.2 DAY 9 3 22 12 28 19 13 12 3 2 14 5 1994 1010.1 1008.2 1005.9 1002.1 1002.0 993.7 995.4 994.6 1004.7 1008.6 1008.6 1004.9 993.7 DAY 5 12 8 27 1 22 21 2 1 2 26 4 1995 1016.3 1008.5 1000.6 1007.1 1003.3 996.0 991.1 996.7 1002.3 1006.7 1008.4 1018.3 991.1 DAY 1 9 26 6 7 30 1 3 19 12 5 4 1996 1016.2 1009.2 1004.7 1005.5 1004.7 995.6 998.6 997.7 998.0 1006.4 1013.3 1016.0 995.6 DAY 7 5 26 10 29 6 29 7 19 27 29 15 1997 1008.8 1008.4 1002.4 1000.6 1003.5 996.6 993.0 997.8 999.0 1008.0 1014.6 1009.5 993.0 DAY 17 23 25 10 5 24 16 13 2 1 5 10 1998 1004.2 1005.1 1002.0 998.4 999.9 998.7 990.3 999.7 998.6 1002.4 1012.4 1014.4 990.3 DAY 13 13 30 24 30 29 6 13 6 2 1 21 1999 1011.8 1005.2 1008.6 1005.6 997.3 992.2 996.1 995.7 999.4 1009.5 1009.8 1014.4 992.2 DAY 18 21 28 9 20 25 12 7 15 19 1 15 2000 1010.1 1006.5 1003.6 1001.9 994.4 994.0 996.9 996.7 997.1 1006.4 1012.4 1010.9 994.0 DAY 21 7 25 23 27 26 10 31 1 1 6 15 2001 1016.4 1002.6 999.8 1001.5 994.9 994.9 992.4 995.2 998.7 1008.3 1008.2 1014.6 992.4 DAY 5 21 26 27 30 29 18 27 1 1 19 5 2002 1007.9 1009.9 1002.2 997.1 998.3 987.1 995.8 994.3 1004.2 1009.1 1010.9 1007.1 987.1 DAY 8 25 28 4 12 21 25 17 17 5 13 22 2003 1012.3 1007.1 1003.6 1003.2 1002.1 996.0 992.1 994.6 1000.0 1005.4 1008.2 1012.2 992.1 DAY 29 26 21 28 23 30 31 1 7 5 2 7 1959-2003 991.2 994.2 990.6 993.1 989.2 981.9 987.6 988.6 995.7 996.5 1000.9 1003.3 981.9 YEAR-DAY 64-19 70-23 69-22 67-25 78-30 78-22 87- 9 82- 1 74- 3 65-25 64-26 63-11 78-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 112 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. 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OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1021.0 1024.7 1016.2 1020.2 1024.9 1039.0 1042.1 1042.1 ****** DAY ** ** ** ** 18 9 24 10 25 28 29 3 1962 1044.7 1043.1 1035.0 1033.9 1025.9 1021.7 1017.1 1023.0 1036.5 1035.7 1046.7 1043.6 1046.7 DAY 19 11 3 19 13 22 31 26 25 27 23 1 1963 1038.0 1039.5 1032.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 23 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1020.6 ****** 1022.2 1026.4 1033.1 1035.7 1048.9 ****** DAY ** ** ** ** ** 2 ** 24 18 26 22 27 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1027.3 1023.1 1026.0 1015.6 1014.2 1023.5 1033.8 1043.7 1042.7 ****** DAY ** ** ** 29 22 1 11 9 30 27 26 25 1984 1041.5 1045.9 1034.7 1029.6 1027.2 1016.7 1012.9 1012.9 1026.3 1037.8 1037.3 1044.6 1045.9 DAY 4 20 1 5 13 5 3 12 30 9 27 20 1985 1037.8 1035.6 1046.4 1032.2 1027.9 1016.8 1003.4 1011.7 1016.5 1023.1 1025.3 1029.1 1046.4 DAY 14 24 5 17 12 6 23 30 22 31 19 8 1986 1030.2 1030.3 1027.0 1018.6 1018.4 1011.1 1006.2 ****** 1016.8 1022.4 ****** 1033.5 ****** DAY 1 18 27 5 19 2 3 ** 22 20 ** 11 1987 1030.7 1030.2 1022.4 1019.7 1016.7 ****** 1007.4 1007.6 1014.8 1029.3 1034.5 1034.9 ****** DAY 21 12 23 22 1 ** 29 8 24 28 30 2 1988 1034.2 1033.6 1020.2 1023.7 ****** 1008.3 1003.4 1007.0 1015.5 1022.4 1025.2 1029.3 ****** DAY 3 7 25 3 ** 1 23 26 30 3 25 30 1989 1030.6 1033.3 1023.3 1020.0 1019.6 1005.6 1004.1 1008.6 1020.7 1023.3 1024.7 1025.1 1033.3 DAY 27 4 1 3 1 2 20 20 23 24 8 18 1990 1031.0 1028.5 1027.2 1016.7 1014.5 1007.1 1005.5 1006.8 1012.6 1026.7 1026.7 1034.5 1034.5 DAY 12 8 10 8 16 1 15 2 26 19 23 28 1991 1032.0 1036.7 1027.1 1021.5 1015.0 1011.2 1004.4 1008.0 1019.9 1019.7 1026.6 1028.3 1036.7 DAY 12 15 12 15 8 24 1 22 29 13 24 17 1992 1035.1 1026.6 1032.9 1017.3 1021.3 1010.4 1005.8 1015.0 1016.9 1021.2 1027.2 1028.0 1035.1 DAY 10 16 12 8 2 7 15 31 30 17 4 29 1993 1033.0 1027.7 1026.2 1018.6 1020.5 1013.5 1006.9 1009.0 1015.4 1026.9 1029.5 1029.4 1033.0 DAY 19 8 14 1 10 23 29 25 23 8 30 7 1994 1029.0 1027.0 1022.8 1030.9 1013.9 1006.4 1002.5 1004.1 1021.9 1023.6 1021.3 1033.7 1033.7 DAY 9 18 1 5 20 9 13 15 22 9 19 8 1995 1030.6 1025.5 1025.4 1017.1 1016.9 1011.9 1002.0 1006.6 1014.8 1026.1 1028.3 1030.6 1030.6 DAY 7 26 3 10 26 2 25 25 22 18 28 11 1996 1032.8 1025.5 1019.1 1024.8 1016.9 1008.8 1010.1 1014.4 1013.7 1024.7 1036.0 1034.1 1036.0 DAY 10 27 29 4 3 16 3 30 25 2 18 7 1997 1029.0 1026.4 1026.3 1018.4 1018.7 1007.0 1003.4 1009.1 1014.6 1018.4 1030.6 1029.9 1030.6 DAY 19 8 11 14 7 4 9 27 19 31 7 28 1998 1027.8 1031.5 1023.1 1020.6 1020.5 1010.2 1004.4 1007.9 1013.7 1025.7 1024.5 1026.5 1031.5 DAY 22 23 4 12 3 6 20 25 13 10 21 8 1999 1034.6 1024.8 1024.4 1020.6 1013.7 1008.4 1004.9 1007.4 1016.9 1018.7 1029.6 1031.9 1034.6 DAY 2 1 19 23 24 10 28 19 30 26 30 1 2000 1028.1 1030.0 1022.1 1016.7 1009.8 1009.8 1006.6 1007.5 1011.2 1021.4 1033.4 1027.3 1033.4 DAY 14 10 27 3 5 3 25 20 25 16 17 18 2001 1033.8 1028.7 1025.2 1020.3 1008.5 1008.5 1005.9 1008.7 1017.1 1024.0 1025.5 1027.8 1033.8 DAY 30 9 11 1 1 2 30 14 22 10 20 18 2002 1028.3 1028.4 1028.6 1021.1 1012.3 1009.2 1008.3 1005.3 1014.0 1016.7 1027.8 1034.1 1034.1 DAY 14 2 11 1 15 24 3 31 29 10 18 4 2003 1028.5 1022.0 1029.6 1019.8 1021.8 1009.3 1002.4 1005.9 1018.8 1018.6 1031.2 1035.4 1035.4 DAY 21 13 3 19 2 7 4 4 27 15 24 12 1959-2003 1044.7 1045.9 1046.4 1033.9 1027.9 1026.0 1017.1 1023.0 1036.5 1039.0 1046.7 1048.9 1048.9 YEAR-DAY 62-19 84-20 85- 5 62-19 85-12 83- 1 62-31 62-26 62-25 61-28 62-23 72-27 72-27 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 114 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1002.5 1003.8 1006.4 1010.9 1011.8 1020.6 1024.2 1020.5 ****** DAY ** ** ** ** 30 6 12 7 19 1 24 22 1962 1023.8 1014.4 1005.7 1010.4 1012.4 1005.3 1007.9 1008.7 1014.4 1016.9 1026.2 1025.8 1005.3 DAY 8 21 28 5 11 9 14 2 17 10 10 25 1963 1024.2 1019.8 1016.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 29 13 20 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1010.3 ****** 1012.9 1011.2 1022.3 1022.5 1023.3 ****** DAY ** ** ** ** ** 20 ** 18 11 8 8 1 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1014.6 1011.5 1006.3 1002.3 1005.4 1010.5 1014.5 1024.4 1020.3 ****** DAY ** ** ** 23 30 22 29 4 9 4 12 12 1984 1026.5 1021.5 1010.9 1010.3 1005.7 1006.8 1005.6 1005.4 1013.5 1015.3 1019.4 1023.5 1005.4 DAY 17 14 16 26 29 22 15 8 1 20 12 7 1985 1025.3 1011.1 1011.3 1011.1 1012.7 998.7 995.8 1000.1 1002.7 1004.6 1013.1 1008.6 995.8 DAY 16 26 24 24 4 27 28 8 7 11 7 19 1986 1004.6 1010.3 1009.3 1007.7 1001.6 995.3 999.2 ****** 1007.3 1008.9 ****** 1015.5 ****** DAY 20 16 9 18 11 18 20 ** 29 5 ** 30 1987 1011.7 1010.2 1000.4 1000.8 1006.4 ****** 993.2 997.6 1001.7 1007.1 1009.1 1009.2 ****** DAY 27 10 14 20 4 ** 3 15 6 4 7 31 1988 1008.7 1006.1 1001.8 1001.0 ****** 989.8 993.4 998.0 1000.9 1009.5 1010.5 1005.9 ****** DAY 19 3 5 15 ** 23 1 30 5 7 14 27 1989 1013.4 1008.6 1002.2 1001.8 1001.3 996.9 998.2 996.2 998.1 1006.2 1012.9 1005.1 996.2 DAY 3 23 30 29 31 11 7 1 19 2 16 5 1990 1014.1 1006.3 1007.3 999.2 991.5 995.1 996.8 998.0 1001.4 1006.8 1009.9 1011.3 991.5 DAY 5 16 14 16 13 27 4 8 2 2 1 25 1991 1009.1 1011.0 1002.8 1003.3 995.1 995.5 993.5 996.3 1001.4 1010.4 1010.5 1010.9 993.5 DAY 24 4 7 10 22 12 8 12 3 4 5 1 1992 1011.1 1004.5 1003.6 1004.1 1003.4 994.9 996.0 997.4 1005.2 1009.9 1006.8 1012.2 994.9 DAY 3 25 31 15 19 28 26 1 18 6 26 19 1993 1012.4 1010.3 1005.6 1003.3 1002.1 996.3 997.7 999.5 1001.4 1006.4 1005.6 1015.6 996.3 DAY 9 3 22 12 28 19 13 13 3 2 14 5 1994 1009.3 1007.5 1005.5 1001.2 1001.3 992.4 994.3 993.4 1003.8 1007.5 1007.7 1003.9 992.4 DAY 5 12 8 27 1 22 7 2 1 2 26 4 1995 1015.5 1007.8 1000.2 1005.7 1002.0 994.9 990.2 995.6 1001.1 1005.8 1007.7 1017.6 990.2 DAY 13 9 26 16 7 30 1 3 20 12 5 4 1996 1015.5 1008.3 1004.1 1004.8 1003.9 994.6 998.3 997.6 997.7 1006.3 1013.3 1016.0 994.6 DAY 7 5 26 10 29 6 28 7 19 27 10 15 1997 1008.8 1008.4 1002.5 1000.6 1003.4 996.4 992.9 997.5 998.8 1007.9 1014.3 1009.3 992.9 DAY 17 23 25 10 4 24 16 13 2 1 5 10 1998 1003.9 1005.0 1002.0 998.5 999.9 998.3 990.4 1000.0 998.3 1002.4 1012.1 1014.3 990.4 DAY 13 13 30 24 30 29 6 13 6 2 1 21 1999 1011.6 1005.2 1008.4 1005.7 997.2 992.3 996.1 995.6 999.3 1009.3 1009.7 1014.5 992.3 DAY 18 21 28 9 20 25 12 7 15 19 1 15 2000 1010.1 1006.5 1003.4 1001.8 994.2 993.7 996.8 996.6 997.2 1006.2 1012.4 1010.8 993.7 DAY 21 7 25 23 27 26 10 31 1 1 6 15 2001 1016.3 1002.4 1000.3 1001.1 994.8 994.6 992.3 995.1 998.5 1008.1 1008.0 1014.5 992.3 DAY 5 21 26 27 30 29 18 27 1 1 19 5 2002 1007.9 1009.7 1002.0 997.0 998.2 986.9 995.5 994.3 1003.9 1009.1 1010.9 1007.1 986.9 DAY 8 25 28 4 30 21 25 17 17 5 13 22 2003 1012.3 1007.1 1003.5 1003.1 1002.0 996.0 992.0 994.6 1000.0 1005.3 1008.2 1012.1 992.0 DAY 29 26 21 28 23 30 31 1 7 5 2 7 1959-2003 1003.9 1002.4 1000.2 997.0 991.5 986.9 990.2 993.4 997.2 1002.4 1005.6 1003.9 986.9 YEAR-DAY 98-13 1-21 95-26 2- 4 90-13 2-21 95- 1 94- 2 0- 1 98- 2 93-14 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 115 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 867.1 863.4 865.5 865.8 863.5 862.7 859.7 860.2 862.1 866.5 867.6 868.1 864.4 1960 ****** 867.4 864.4 865.0 865.5 861.9 860.0 860.7 865.6 868.7 868.5 869.7 ****** 1961 869.0 867.0 864.5 865.2 864.0 862.8 860.4 862.9 863.6 869.7 869.1 867.0 865.4 1962 867.2 864.5 863.0 862.3 863.4 861.8 860.4 862.6 865.6 868.1 871.1 867.7 864.8 1963 867.2 865.6 861.6 861.6 860.5 861.1 860.0 861.3 865.4 868.2 ****** 866.4 ****** 1964 866.4 863.9 863.2 860.0 862.1 859.1 858.9 858.5 863.8 868.2 867.1 868.7 863.3 1965 864.3 862.5 863.9 860.6 862.9 860.6 858.9 862.5 864.7 865.9 867.6 866.1 863.4 1966 866.8 863.2 861.9 861.9 863.1 859.9 858.5 860.0 863.4 867.0 871.2 865.6 863.5 1967 866.8 863.3 860.3 861.2 862.7 860.4 857.9 859.7 862.3 867.4 866.2 865.0 862.8 1968 863.1 865.1 863.0 862.9 864.2 859.9 859.9 859.9 863.7 867.0 868.5 865.5 863.6 1969 865.2 865.6 862.4 863.2 862.4 859.9 858.5 861.7 864.2 866.0 868.0 866.9 863.7 1970 865.1 865.0 864.4 864.9 861.9 860.5 858.9 858.8 863.2 866.3 868.6 867.0 863.7 1971 868.2 862.0 864.8 862.3 861.8 858.0 859.3 860.5 865.4 867.6 868.1 865.6 863.6 1972 866.1 866.8 864.1 863.3 861.8 860.8 859.7 862.9 865.2 868.1 867.8 867.8 864.5 1973 867.1 863.8 863.7 861.7 861.3 859.2 857.6 861.4 864.4 867.6 867.2 868.1 863.6 1974 864.8 866.2 866.0 860.8 862.3 859.7 859.0 860.3 863.5 867.9 868.9 866.4 863.8 1975 866.6 863.9 862.9 864.2 862.5 860.3 858.9 860.1 863.7 865.9 868.2 867.6 863.7 1976 864.4 863.7 863.3 863.4 862.2 861.4 857.9 860.2 863.7 865.7 869.8 868.3 863.7 1977 865.9 867.7 866.5 862.0 862.2 859.0 857.4 860.4 865.1 866.9 867.0 866.9 863.9 1978 866.7 865.4 863.2 861.0 860.8 858.9 859.8 860.3 863.5 868.2 868.3 867.5 863.6 1979 867.4 864.0 864.1 864.1 864.8 862.5 861.1 862.1 867.0 868.2 870.3 867.2 865.2 1980 865.9 865.2 863.7 863.1 863.1 860.9 861.0 861.6 864.8 866.4 868.4 867.0 864.3 1981 866.7 864.9 862.9 862.4 863.0 861.5 860.2 862.1 866.4 869.4 867.6 867.3 864.5 1982 865.6 863.9 863.2 864.2 865.8 861.9 859.9 861.1 866.0 867.4 868.3 868.2 864.6 1983 867.1 864.9 864.1 863.6 863.0 862.2 860.0 860.2 863.9 868.0 869.8 868.5 864.6 1984 866.5 868.5 864.1 862.6 862.0 861.0 860.2 859.6 865.4 868.9 868.3 869.1 864.7 1985 866.7 861.0 865.9 862.7 863.5 859.1 851.2 853.6 855.5 858.0 859.4 857.2 859.5 1986 856.7 855.2 855.2 855.1 854.3 850.3 852.8 853.9 857.2 859.4 858.2 858.0 855.5 1987 858.8 856.8 851.6 854.7 855.0 853.3 852.4 852.3 855.4 859.5 859.6 857.9 855.6 1988 855.9 855.0 851.9 854.4 853.3 850.4 849.4 851.3 854.8 858.7 858.4 856.4 854.2 1989 855.5 857.2 852.8 855.5 855.0 851.8 852.0 852.5 853.9 858.5 858.9 856.4 855.0 1990 856.3 853.6 856.1 852.4 853.1 850.8 850.7 852.4 854.2 858.1 859.3 857.2 854.5 1991 856.5 856.1 854.3 854.3 851.4 851.6 850.2 851.6 855.6 858.7 859.0 855.9 854.6 1992 855.6 852.5 853.8 852.8 854.4 851.4 851.3 853.5 855.9 857.8 859.0 856.8 854.5 1993 856.6 855.9 854.8 853.8 853.8 851.9 851.8 853.5 855.0 860.7 858.0 859.1 855.4 1994 856.2 853.3 854.5 854.8 853.7 849.7 849.1 851.2 857.7 859.5 857.3 857.8 854.5 1995 857.7 855.1 854.7 853.6 855.3 851.0 848.8 851.5 854.1 857.9 857.5 858.7 854.7 1996 857.6 854.4 853.0 854.4 854.7 851.8 852.0 852.8 852.8 857.5 860.3 859.3 855.0 1997 855.2 855.3 851.8 852.5 854.6 851.0 849.4 852.0 855.4 857.4 858.9 856.7 854.2 1998 854.5 854.6 853.5 853.7 854.4 853.9 850.3 853.1 854.4 858.0 859.0 860.0 854.9 1999 856.3 854.8 853.3 854.0 853.1 850.7 849.8 851.7 853.8 856.7 857.3 860.1 854.3 2000 855.0 854.6 853.4 853.2 851.2 851.0 851.6 852.4 854.0 858.0 859.3 857.4 854.3 2001 857.2 854.9 853.9 852.9 851.5 850.3 850.6 852.5 854.8 857.3 857.5 858.8 854.4 2002 856.6 855.7 854.4 852.1 852.2 850.4 852.0 851.2 855.9 857.9 858.8 856.8 854.5 2003 856.6 853.1 854.0 854.4 854.7 851.0 849.1 852.5 854.3 856.7 858.2 858.6 854.4 MEAN 862.2 860.8 859.7 859.2 859.2 856.9 855.7 857.3 860.4 863.6 864.2 863.3 860.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 116 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 871.2 869.2 869.8 871.0 869.2 867.2 863.0 863.0 867.0 876.0 873.0 874.4 876.0 DAY 6 4 18 9 5 21 15 29 24 20 22 5 1960 ****** 874.8 870.7 876.9 871.0 866.0 866.0 864.8 868.8 873.0 874.0 875.6 ****** DAY ** 15 27 7 6 7 16 14 24 30 26 5 1961 875.6 874.2 873.8 870.4 872.0 867.3 864.6 866.2 868.3 875.2 873.8 875.3 875.6 DAY 10 22 4 21 14 11 24 26 25 25 1 3 1962 873.6 873.9 870.7 870.7 867.0 867.1 864.1 868.9 874.6 873.9 878.7 873.1 878.7 DAY 19 11 3 19 17 22 30 26 25 27 23 1 1963 870.6 872.1 868.1 868.6 864.6 865.4 863.3 864.4 873.7 873.0 ****** 873.1 ****** DAY 27 5 23 2 14 2 29 5 24 18 ** 26 1964 874.4 870.2 869.2 868.7 865.8 866.1 863.9 862.1 869.3 872.3 873.9 873.7 874.4 DAY 30 28 18 24 10 2 22 31 29 29 1 1 1965 870.5 869.3 870.3 865.3 869.6 866.5 862.8 866.8 869.0 870.4 871.5 870.0 871.5 DAY 29 1 16 25 20 2 25 9 20 5 28 4 1966 871.2 869.2 867.7 868.5 866.2 865.9 864.1 862.8 867.6 871.6 876.5 872.8 876.5 DAY 1 12 3 5 10 6 11 16 15 9 22 7 1967 873.2 871.0 870.2 867.5 868.5 866.0 863.4 863.4 866.5 873.2 870.6 871.2 873.2 DAY 6 28 3 12 3 7 15 15 25 15 6 15 1968 869.8 870.0 872.3 869.3 867.6 866.9 864.0 865.2 868.4 873.3 872.7 873.1 873.3 DAY 19 7 27 1 8 1 19 25 18 16 23 24 1969 873.2 872.6 869.0 867.8 869.4 866.3 860.5 867.0 871.5 870.5 874.6 871.1 874.6 DAY 9 3 12 25 11 3 25 30 13 14 23 20 1970 872.0 869.2 869.2 870.3 868.6 865.9 862.7 863.1 869.3 871.3 875.5 874.6 875.5 DAY 3 6 26 22 22 11 8 29 18 29 14 30 1971 875.0 869.5 869.6 870.3 867.4 862.1 861.4 864.1 869.9 873.6 874.4 871.2 875.0 DAY 3 4 16 9 1 8 25 21 16 11 20 28 1972 872.6 872.9 871.0 867.4 870.5 866.6 863.1 866.5 870.6 873.1 871.6 873.9 873.9 DAY 5 1 15 8 24 2 24 24 17 26 12 27 1973 876.6 870.1 871.2 866.2 868.6 864.3 863.1 864.5 871.0 872.9 873.9 876.7 876.7 DAY 25 7 10 14 7 3 22 21 30 22 12 26 1974 873.0 871.4 871.2 865.4 865.7 863.4 862.6 864.0 866.7 874.0 875.8 872.4 875.8 DAY 5 4 9 3 3 1 29 26 30 14 17 31 1975 876.2 869.6 869.1 871.3 866.6 864.1 861.8 864.3 870.6 872.3 873.3 872.4 876.2 DAY 15 17 31 4 20 17 28 18 18 20 14 25 1976 869.6 871.8 868.5 868.6 865.7 864.7 861.7 862.7 868.2 874.0 876.2 874.7 876.2 DAY 1 21 4 4 2 26 6 14 11 31 12 16 1977 873.8 873.0 874.3 866.6 866.1 863.3 861.0 864.9 870.3 872.2 872.1 873.3 874.3 DAY 5 16 9 1 29 8 21 23 30 23 27 13 1978 873.4 871.8 867.9 865.2 865.6 868.6 864.3 864.3 867.9 873.5 875.7 876.1 876.1 DAY 13 5 19 12 3 8 8 21 16 10 26 24 1979 877.4 871.5 870.5 869.3 872.3 868.3 864.7 868.4 871.3 873.7 877.1 873.4 877.4 DAY 18 13 5 27 27 10 21 29 23 9 13 23 1980 870.8 870.8 868.4 869.7 866.7 867.6 865.6 868.8 869.4 870.7 874.0 872.7 874.0 DAY 9 1 24 20 26 1 18 30 25 23 2 16 1981 874.8 870.3 871.3 869.0 869.1 867.3 864.1 865.8 870.7 874.2 872.8 872.7 874.8 DAY 9 4 5 19 21 9 30 3 27 29 26 1 1982 871.6 870.9 869.1 873.5 873.5 867.6 864.7 865.0 869.9 873.4 876.0 875.0 876.0 DAY 18 11 5 4 10 7 8 31 20 25 18 9 1983 876.2 872.0 870.8 868.2 867.8 869.2 864.9 863.5 867.7 874.3 877.8 875.1 877.8 DAY 8 10 14 29 16 1 1 31 30 28 26 4 1984 874.6 874.6 870.0 867.5 866.3 864.3 862.4 861.7 868.5 874.7 875.4 875.5 875.5 DAY 4 22 21 14 13 5 3 30 26 21 27 16 1985 872.1 869.4 875.0 871.4 871.0 864.7 854.1 857.0 861.6 864.7 863.1 863.0 875.0 DAY 14 24 5 17 12 6 15 30 22 31 17 14 1986 862.4 861.4 861.4 860.6 861.2 856.1 856.0 857.0 861.5 863.4 864.0 865.5 865.5 DAY 28 22 27 5 19 3 3 31 22 20 21 6 1987 864.6 864.1 858.2 859.6 858.0 856.0 855.8 857.1 860.0 864.5 865.8 866.0 866.0 DAY 20 1 22 30 13 22 11 7 25 28 30 1 1988 864.6 863.3 858.6 861.6 859.6 856.0 853.0 855.0 859.0 864.6 864.1 862.3 864.6 DAY 3 7 17 9 5 13 30 21 14 16 6 29 1989 861.7 863.2 857.8 859.0 858.0 854.4 855.6 855.2 862.1 864.0 862.7 860.8 864.0 DAY 21 8 1 9 21 2 10 31 23 27 8 18 1990 862.2 861.3 863.0 857.8 858.8 853.7 854.8 854.9 857.4 865.0 867.0 862.2 867.0 DAY 26 8 10 25 15 4 15 2 27 15 22 5 1991 863.0 865.7 860.3 859.0 855.9 856.2 853.2 855.2 860.5 861.3 863.1 862.0 865.7 DAY 12 15 12 15 8 16 1 31 30 20 13 7 1992 864.1 858.8 862.2 855.7 859.3 856.7 855.0 858.6 859.7 862.7 865.7 861.1 865.7 DAY 10 16 12 11 2 6 6 31 2 29 4 1 1993 864.5 862.2 860.8 858.9 859.9 858.6 855.3 856.1 860.5 865.7 862.8 863.5 865.7 DAY 6 8 17 1 9 23 27 25 23 16 21 26 1994 863.1 859.3 859.2 864.4 857.8 853.5 851.8 854.4 864.2 863.4 862.0 862.3 864.4 DAY 9 18 3 5 20 8 13 15 22 10 2 8 1995 863.9 859.2 860.8 857.5 860.1 856.3 851.7 855.3 858.2 865.2 863.3 862.4 865.2 DAY 7 12 3 10 26 2 8 24 13 25 15 10 1996 863.3 858.4 857.0 858.9 858.4 854.4 858.8 859.1 859.0 864.4 868.4 865.0 868.4 DAY 10 8 12 7 4 11 3 29 25 2 18 7 1997 862.2 860.2 862.0 858.4 859.8 854.5 852.5 855.4 859.5 862.0 867.0 863.3 867.0 DAY 19 25 11 23 12 7 19 28 18 8 7 28 1998 861.4 862.3 861.8 862.6 860.6 857.8 854.5 856.1 858.5 863.7 864.3 866.0 866.0 DAY 4 23 26 12 8 5 20 19 29 9 21 29 1999 865.1 861.0 859.1 859.2 858.1 855.8 853.7 856.4 858.6 860.0 863.9 865.1 865.1 DAY 2 12 31 23 27 1 18 20 30 26 30 24 2000 859.7 861.1 858.8 857.5 858.1 856.2 855.6 856.3 858.8 861.4 867.8 862.5 867.8 DAY 31 29 27 3 5 3 30 23 29 16 17 4 2001 859.4 864.0 862.5 861.0 854.7 856.6 854.2 856.6 859.9 864.8 862.3 862.4 864.8 DAY 29 9 1 1 15 2 30 5 22 10 2 18 2002 861.5 861.4 862.9 860.2 856.1 855.9 855.8 854.9 859.9 862.7 864.8 864.8 864.8 DAY 26 2 11 1 17 24 3 29 21 10 18 3 2003 861.9 858.0 861.6 859.4 860.3 854.2 853.0 854.9 860.4 861.1 865.8 865.1 865.8 DAY 12 6 2 7 2 9 4 4 26 15 25 12 1959-2003 877.4 874.8 875.0 876.9 873.5 869.2 866.0 868.9 874.6 876.0 878.7 876.7 878.7 YEAR-DAY 79-18 60-15 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 62-23 73-26 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 117 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 856.2 855.2 858.0 860.4 858.0 855.2 856.3 856.6 857.8 861.0 861.6 863.7 855.2 DAY 23 20 1 6 30 28 27 16 12 30 5 1 1960 ****** 861.4 856.3 860.4 859.8 856.5 856.0 857.0 862.2 862.8 860.6 862.8 ****** DAY ** 29 2 18 17 30 1 11 1 8 20 30 1961 862.6 860.4 856.2 860.2 853.3 853.5 857.6 859.4 859.2 863.7 863.4 857.2 853.3 DAY 22 17 9 9 30 6 12 7 19 1 24 22 1962 860.7 858.2 851.9 853.7 858.3 854.5 857.8 858.2 861.0 860.9 866.4 862.9 851.9 DAY 5 18 28 5 10 9 14 20 12 10 9 25 1963 863.1 859.4 855.9 855.6 854.0 856.8 856.8 857.4 860.0 865.5 ****** 856.3 ****** DAY 4 13 5 16 11 30 1 2 3 27 ** 11 1964 845.6 859.0 857.3 850.5 855.7 853.1 855.0 855.4 860.2 860.8 853.1 861.7 845.6 DAY 19 13 4 9 12 29 31 2 11 3 27 24 1965 855.0 852.4 856.2 853.0 858.4 855.9 853.8 860.1 860.9 854.0 861.8 859.4 852.4 DAY 11 23 23 21 12 18 12 3 22 25 9 20 1966 862.3 856.8 848.4 856.6 858.8 854.4 854.9 856.3 858.8 860.3 866.1 857.8 848.4 DAY 27 10 20 23 26 26 17 4 8 15 16 12 1967 859.2 856.7 847.3 850.8 855.7 854.3 851.7 856.2 857.7 860.8 863.3 854.2 847.3 DAY 21 15 24 25 18 5 10 5 18 3 25 23 1968 855.1 856.6 857.7 854.6 860.1 855.7 855.4 855.6 859.9 859.2 864.2 856.8 854.6 DAY 22 3 9 24 30 22 11 1 9 25 18 9 1969 854.8 859.5 854.1 855.5 856.6 853.5 856.5 856.5 859.2 858.8 861.7 860.3 853.5 DAY 23 13 22 13 2 16 29 8 9 29 9 31 1970 857.8 856.1 859.3 857.7 857.4 856.9 855.0 854.4 857.7 858.6 863.3 857.7 854.4 DAY 23 23 24 19 7 8 1 27 1 8 30 14 1971 859.4 856.0 857.1 856.3 856.9 852.0 854.9 857.6 860.8 862.1 862.5 856.6 852.0 DAY 13 13 20 14 11 5 23 9 2 1 11 20 1972 861.4 859.6 858.8 858.3 852.7 852.3 854.9 855.0 858.8 864.2 863.5 861.3 852.3 DAY 23 9 18 24 6 24 31 1 11 30 7 16 1973 855.7 850.4 857.2 856.6 856.2 853.2 853.2 858.6 860.0 864.9 862.4 860.0 850.4 DAY 16 22 7 19 30 15 11 13 2 10 19 7 1974 856.9 861.5 858.8 854.1 856.7 854.9 854.9 856.2 856.2 864.9 863.0 857.1 854.1 DAY 18 12 25 29 27 3 4 16 3 29 24 13 1975 859.3 854.7 854.2 858.0 858.2 857.1 856.2 853.9 856.8 858.8 855.9 858.8 853.9 DAY 5 11 2 24 14 24 5 15 10 4 29 23 1976 858.8 855.6 857.1 859.9 856.8 858.6 853.6 857.6 860.8 861.0 858.5 862.0 853.6 DAY 12 11 14 9 7 6 19 30 4 17 29 31 1977 859.3 858.3 861.0 855.7 856.8 854.6 853.5 852.8 861.3 861.4 859.1 860.2 852.8 DAY 7 7 27 8 17 22 2 17 16 5 17 23 1978 856.9 857.7 854.9 854.3 853.9 847.8 854.2 857.8 858.7 862.6 862.7 859.6 847.8 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 858.6 852.2 857.4 858.5 858.1 855.8 856.0 857.1 862.2 863.7 858.8 859.0 852.2 DAY 24 11 27 16 17 23 6 6 5 4 29 1 1980 858.8 856.1 850.3 858.0 860.0 854.1 858.1 858.5 860.6 863.2 863.7 860.3 850.3 DAY 24 25 2 26 10 17 2 19 13 4 20 10 1981 857.0 858.7 855.4 853.6 856.2 854.1 855.9 859.0 863.6 864.8 862.5 862.6 853.6 DAY 3 1 12 29 12 5 6 13 17 16 22 26 1982 852.4 856.4 855.4 856.9 860.7 858.2 852.4 853.5 862.4 862.7 862.8 862.5 852.4 DAY 17 14 25 18 23 25 31 1 13 20 6 28 1983 854.7 856.6 855.6 859.1 859.2 857.3 854.4 855.9 860.1 860.6 864.9 859.8 854.4 DAY 24 27 6 25 29 22 27 4 8 4 11 12 1984 860.4 859.2 855.3 857.9 855.0 858.0 857.5 856.2 860.6 862.4 860.7 860.0 855.0 DAY 29 8 16 26 29 20 15 8 8 18 12 7 1985 861.9 851.2 853.3 858.2 858.7 849.3 847.5 850.3 851.2 851.1 856.1 849.0 847.5 DAY 2 26 24 24 4 30 19 8 7 11 7 19 1986 844.1 848.5 848.7 850.5 849.6 846.0 849.3 849.5 854.3 856.3 852.4 850.0 844.1 DAY 20 16 9 11 10 19 20 6 29 5 7 20 1987 851.8 850.8 841.8 848.2 850.6 850.6 845.0 849.0 852.1 853.9 852.6 848.5 841.8 DAY 2 10 14 19 22 5 3 29 6 4 7 31 1988 846.0 845.7 844.8 848.6 848.6 843.8 845.9 848.3 851.8 853.1 852.9 844.7 843.8 DAY 29 3 5 30 29 24 8 29 4 30 28 27 1989 847.3 848.3 844.5 848.1 850.8 847.5 849.2 846.6 849.1 853.0 855.2 850.5 844.5 DAY 4 23 28 29 31 11 5 1 13 2 24 5 1990 851.3 846.1 850.7 845.3 844.0 847.4 847.2 848.9 851.0 853.2 852.2 845.5 844.0 DAY 17 16 14 16 13 27 4 8 18 31 1 25 1991 848.4 850.3 843.6 847.0 845.0 846.0 845.3 847.6 850.1 855.0 853.5 850.9 843.6 DAY 25 4 7 10 22 12 8 12 3 4 5 25 1992 848.5 844.6 845.8 846.7 850.0 846.2 848.0 848.4 851.6 854.2 849.4 852.1 844.6 DAY 23 11 30 18 4 27 26 1 18 5 26 4 1993 848.1 850.5 847.0 847.6 850.5 848.2 849.3 849.4 851.3 855.0 851.6 852.5 847.0 DAY 8 15 22 13 7 4 13 12 3 2 14 4 1994 848.1 846.2 846.8 847.4 846.6 845.2 846.2 846.6 851.8 855.0 849.8 845.8 845.2 DAY 25 12 12 2 1 22 20 1 1 2 26 4 1995 851.4 848.6 845.2 848.7 850.4 846.4 843.4 848.3 850.9 852.0 851.0 855.0 843.4 DAY 1 9 26 16 15 30 1 3 20 12 25 4 1996 852.4 844.7 847.7 846.5 850.1 847.4 848.9 848.1 847.9 851.0 855.4 852.4 844.7 DAY 19 5 26 10 29 6 6 8 19 27 28 15 1997 845.3 849.0 845.8 844.2 848.7 846.8 845.2 848.1 848.8 854.6 855.7 849.8 844.2 DAY 17 27 17 10 4 23 16 5 2 23 19 10 1998 837.8 841.1 846.7 845.3 847.0 850.5 843.9 850.4 849.4 851.3 854.6 854.1 837.8 DAY 13 13 15 24 30 24 6 6 6 2 1 21 1999 850.0 847.9 848.3 849.2 846.0 842.7 846.1 848.3 849.8 853.3 851.6 854.1 842.7 DAY 18 6 3 14 14 25 12 7 16 31 26 15 2000 848.3 845.2 848.3 850.0 846.0 845.3 848.3 848.2 847.8 853.8 851.3 849.0 845.2 DAY 21 7 9 21 27 26 9 3 1 13 6 15 2001 852.8 842.5 843.9 848.0 845.8 846.0 843.7 846.7 849.7 852.3 850.3 852.4 842.5 DAY 18 21 26 17 30 17 18 27 1 31 17 5 2002 850.4 849.3 847.1 842.2 848.0 842.1 847.0 846.6 852.2 854.6 853.8 847.3 842.1 DAY 22 25 28 4 20 21 25 17 10 21 12 22 2003 848.9 846.5 847.5 849.6 849.2 846.3 845.7 848.9 849.0 852.7 850.5 853.8 845.7 DAY 28 19 21 14 8 30 1 1 10 27 14 7 1959-2003 837.8 841.1 841.8 842.2 844.0 842.1 843.4 846.6 847.8 851.0 849.4 844.7 837.8 YEAR-DAY 98-13 98-13 87-14 2- 4 90-13 2-21 95- 1 89- 1 0- 1 96-27 92-26 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 118 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1031.9 1027.6 1030.0 1030.4 1027.8 1026.9 1023.4 1024.0 1026.2 1031.2 1032.5 1033.1 1028.7 1960 ****** 1032.2 1028.8 1029.5 1030.1 1025.9 1023.7 1024.5 1030.1 1033.8 1033.5 1034.9 ****** 1961 1034.1 1031.7 1028.8 1029.7 1028.3 1026.9 1024.1 1027.0 1027.9 1034.9 1034.2 1031.8 1030.0 1962 1031.9 1029.0 1027.2 1026.3 1027.6 1025.8 1024.1 1026.8 1030.1 1033.0 1036.5 1032.6 1029.2 1963 1032.1 1030.2 1025.6 1025.5 1024.3 1025.0 1023.7 1025.2 1029.9 1033.1 ****** 1031.1 ****** 1964 1031.0 1028.2 1027.4 1023.7 1026.2 1022.7 1022.4 1022.0 1028.1 1033.1 1031.9 1033.7 1027.5 1965 1028.6 1026.6 1028.2 1024.3 1027.1 1024.4 1022.5 1026.6 1029.2 1030.5 1032.5 1030.7 1027.6 1966 1031.5 1027.5 1025.9 1025.9 1027.3 1023.6 1021.9 1023.7 1027.6 1031.8 1036.6 1030.1 1027.8 1967 1031.6 1027.6 1024.1 1025.0 1026.9 1024.2 1021.3 1023.4 1026.4 1032.2 1030.8 1029.5 1026.9 1968 1027.2 1029.6 1027.2 1027.1 1028.6 1023.6 1023.6 1023.6 1028.0 1031.8 1033.5 1030.1 1027.8 1969 1029.7 1030.2 1026.5 1027.4 1026.5 1023.6 1022.0 1025.7 1028.6 1030.6 1032.9 1031.7 1028.0 1970 1029.6 1029.5 1028.8 1029.4 1025.9 1024.3 1022.4 1022.4 1027.4 1031.0 1033.6 1031.8 1028.0 1971 1033.1 1026.0 1029.3 1026.3 1025.8 1021.4 1022.9 1024.3 1029.9 1032.5 1033.0 1030.1 1027.9 1972 1030.8 1031.6 1028.4 1027.6 1025.8 1024.6 1023.4 1027.1 1029.7 1033.0 1032.7 1032.7 1029.0 1973 1031.9 1028.1 1027.9 1025.7 1025.3 1022.8 1021.0 1025.3 1028.8 1032.4 1032.1 1033.0 1027.9 1974 1029.2 1030.8 1030.6 1024.6 1026.3 1023.4 1022.5 1024.0 1027.7 1032.9 1034.0 1031.1 1028.1 1975 1031.3 1028.2 1027.1 1028.6 1026.5 1024.1 1022.4 1023.8 1028.0 1030.5 1033.2 1032.4 1028.0 1976 1028.8 1027.9 1027.5 1027.6 1026.2 1025.3 1021.2 1023.9 1028.0 1030.3 1035.0 1033.2 1027.9 1977 1030.5 1032.5 1031.1 1026.0 1026.2 1022.6 1020.8 1024.2 1029.6 1031.6 1031.7 1031.6 1028.2 1978 1031.4 1029.9 1027.4 1024.8 1024.7 1022.5 1023.5 1024.0 1027.8 1033.1 1033.3 1032.4 1027.9 1979 1032.2 1028.3 1028.4 1028.5 1029.2 1026.5 1025.0 1026.2 1031.7 1033.1 1035.6 1031.9 1029.7 1980 1030.5 1029.7 1027.9 1027.3 1027.3 1024.8 1024.8 1025.6 1029.2 1031.1 1033.3 1031.8 1028.6 1981 1031.5 1029.4 1027.0 1026.5 1027.2 1025.4 1023.9 1026.1 1031.0 1034.5 1032.5 1032.1 1028.9 1982 1030.2 1028.2 1027.5 1028.5 1030.4 1025.9 1023.6 1024.9 1030.6 1032.2 1033.3 1033.1 1029.0 1983 1031.9 1029.4 1028.5 1027.8 1027.2 1026.2 1023.7 1024.0 1028.1 1032.9 1035.1 1033.6 1029.0 1984 1031.2 1033.6 1028.5 1026.7 1026.0 1024.9 1023.9 1023.2 1030.0 1033.9 1033.3 1034.1 1029.1 1985 1031.4 1024.9 1030.5 1026.8 1027.8 1022.6 1013.5 1016.3 1018.5 1021.4 1023.0 1020.5 1023.1 1986 1019.9 1018.2 1018.2 1018.1 1017.1 1012.6 1015.4 1016.7 1020.5 1023.0 1021.7 1021.4 1018.6 1987 1022.3 1020.1 1014.0 1017.6 1017.9 1015.9 1014.9 1014.9 1018.5 1023.1 1023.3 1021.3 1018.6 1988 1019.0 1018.0 1014.3 1017.3 1016.0 1012.6 1011.5 1013.6 1017.8 1022.2 1021.9 1019.6 1017.0 1989 1018.5 1020.4 1015.4 1018.6 1017.9 1014.3 1014.5 1015.1 1016.7 1022.0 1022.5 1019.6 1018.0 1990 1019.5 1016.4 1019.3 1015.0 1015.8 1013.1 1013.0 1015.0 1017.1 1021.5 1022.9 1020.5 1017.4 1991 1019.7 1019.2 1017.1 1017.1 1013.8 1014.0 1012.4 1014.0 1018.6 1022.2 1022.5 1018.9 1017.5 1992 1018.6 1015.1 1016.5 1015.4 1017.2 1013.8 1013.7 1016.2 1019.0 1021.1 1022.5 1020.0 1017.4 1993 1019.8 1019.0 1017.7 1016.6 1016.5 1014.4 1014.3 1016.2 1017.9 1024.5 1021.4 1022.6 1018.4 1994 1019.3 1016.0 1017.3 1017.7 1016.4 1011.8 1011.1 1013.5 1021.1 1023.1 1020.6 1021.2 1017.4 1995 1021.1 1018.1 1017.6 1016.4 1018.3 1013.3 1010.8 1013.9 1017.0 1021.3 1020.9 1022.2 1017.6 1996 1021.0 1017.3 1015.6 1017.3 1017.6 1014.3 1014.5 1015.4 1015.5 1020.8 1024.1 1022.9 1018.0 1997 1018.2 1018.3 1014.2 1015.1 1017.5 1013.3 1011.5 1014.5 1018.4 1020.7 1022.5 1019.9 1017.0 1998 1017.4 1017.5 1016.3 1016.4 1017.2 1016.7 1012.5 1015.8 1017.3 1021.4 1022.6 1023.7 1017.9 1999 1019.4 1017.7 1016.0 1016.8 1015.8 1013.0 1011.9 1014.2 1016.5 1019.9 1020.6 1023.8 1017.1 2000 1017.9 1017.5 1016.1 1015.9 1013.6 1013.3 1014.1 1014.9 1016.8 1021.4 1022.9 1020.8 1017.1 2001 1020.4 1017.9 1016.7 1015.6 1013.9 1012.5 1012.8 1015.1 1017.7 1020.5 1020.9 1022.4 1017.2 2002 1019.8 1018.7 1017.3 1014.6 1014.8 1012.6 1014.5 1013.6 1019.0 1021.3 1022.4 1020.0 1017.4 2003 1019.8 1015.8 1016.7 1017.2 1017.7 1013.3 1011.2 1015.1 1017.1 1019.9 1021.6 1022.1 1017.3 MEAN 1026.3 1024.7 1023.4 1022.8 1022.7 1020.1 1018.8 1020.6 1024.2 1027.8 1028.6 1027.5 1024.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 119 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1036.6 1034.3 1035.0 1036.4 1034.3 1032.0 1027.2 1027.2 1031.8 1042.1 1038.7 1040.3 1042.1 DAY 6 4 18 9 5 21 15 29 24 20 22 5 1960 ****** 1040.8 1036.0 1043.2 1036.4 1030.6 1030.6 1029.2 1033.8 1038.7 1039.8 1041.7 ****** DAY ** 15 27 7 6 7 16 14 24 30 26 5 1961 1041.7 1040.1 1039.6 1035.7 1037.5 1032.1 1029.0 1030.9 1033.3 1041.2 1039.6 1041.3 1041.7 DAY 10 22 4 21 14 11 24 26 25 25 1 3 1962 1039.4 1039.7 1036.0 1036.0 1031.8 1031.9 1028.4 1034.0 1040.5 1039.7 1045.2 1038.8 1045.2 DAY 19 11 3 19 17 22 30 26 25 27 23 1 1963 1035.9 1037.6 1033.0 1033.6 1029.0 1029.9 1027.5 1028.8 1039.5 1038.7 ****** 1038.8 ****** DAY 27 5 23 2 14 2 29 5 24 18 ** 26 1964 1040.3 1035.5 1034.3 1033.7 1030.4 1030.7 1028.2 1026.1 1034.4 1037.9 1039.7 1039.5 1040.3 DAY 30 28 18 24 10 2 22 31 29 29 1 1 1965 1035.8 1034.4 1035.6 1029.8 1034.8 1031.2 1026.9 1031.5 1034.1 1035.7 1037.0 1035.2 1037.0 DAY 29 1 16 25 20 2 25 9 20 5 28 4 1966 1036.6 1034.3 1032.6 1033.5 1030.9 1030.5 1028.4 1026.9 1032.5 1037.1 1042.7 1038.5 1042.7 DAY 1 12 3 5 10 6 11 16 15 9 22 7 1967 1038.9 1036.4 1035.5 1032.4 1033.5 1030.6 1027.6 1027.6 1031.2 1038.9 1035.9 1036.6 1038.9 DAY 6 28 3 12 3 7 15 15 25 15 6 15 1968 1035.0 1035.2 1037.9 1034.4 1032.5 1031.7 1028.3 1029.7 1033.4 1039.0 1038.3 1038.8 1039.0 DAY 19 7 27 1 8 1 19 25 18 16 23 24 1969 1038.9 1038.2 1034.1 1032.7 1034.5 1031.0 1024.3 1031.8 1037.0 1035.8 1040.5 1036.5 1040.5 DAY 9 3 12 25 11 3 25 30 13 14 23 20 1970 1037.5 1034.3 1034.3 1035.6 1033.6 1030.5 1026.8 1027.3 1034.4 1036.7 1041.6 1040.5 1041.6 DAY 3 6 26 22 22 11 8 29 18 29 14 30 1971 1041.0 1034.7 1034.8 1035.6 1032.2 1026.1 1025.3 1028.4 1035.1 1039.4 1040.3 1036.6 1041.0 DAY 3 4 16 9 1 8 25 21 16 11 20 28 1972 1038.2 1038.6 1036.4 1032.2 1035.8 1031.3 1027.3 1031.2 1035.9 1038.8 1037.1 1039.7 1039.7 DAY 5 1 15 8 24 2 24 24 17 26 12 27 1973 1042.8 1035.3 1036.6 1030.9 1033.6 1028.7 1027.3 1028.9 1036.4 1038.6 1039.7 1042.9 1042.9 DAY 25 7 10 14 7 3 22 21 30 22 12 26 1974 1038.7 1036.8 1036.6 1029.9 1030.3 1027.6 1026.7 1028.3 1031.4 1039.8 1041.9 1038.0 1041.9 DAY 5 4 9 3 3 1 29 26 30 14 17 31 1975 1042.4 1034.8 1034.2 1036.7 1031.3 1028.4 1025.8 1028.7 1035.9 1037.9 1039.0 1038.0 1042.4 DAY 15 17 31 4 20 17 28 18 18 20 14 25 1976 1034.8 1037.3 1033.5 1033.6 1030.3 1029.1 1025.7 1026.8 1033.2 1039.8 1042.4 1040.6 1042.4 DAY 1 21 4 4 2 26 6 14 11 31 12 16 1977 1039.6 1038.7 1040.2 1031.3 1030.7 1027.5 1024.9 1029.4 1035.6 1037.8 1037.6 1039.0 1040.2 DAY 5 16 9 1 29 8 21 23 30 23 27 13 1978 1039.1 1037.3 1032.8 1029.7 1030.2 1033.6 1028.7 1028.7 1032.8 1039.3 1041.8 1042.3 1042.3 DAY 13 5 19 12 3 8 8 21 16 10 26 24 1979 1043.8 1037.0 1035.8 1034.4 1037.9 1033.3 1029.1 1033.4 1036.7 1039.5 1043.4 1039.1 1043.8 DAY 18 13 5 27 27 10 21 29 23 9 13 23 1980 1036.1 1036.1 1033.4 1034.9 1031.4 1032.5 1030.2 1033.8 1034.5 1036.0 1039.8 1038.3 1039.8 DAY 9 1 24 20 26 1 18 30 25 23 2 16 1981 1040.8 1035.6 1036.7 1034.1 1034.2 1032.1 1028.4 1030.4 1036.0 1040.1 1038.5 1038.3 1040.8 DAY 9 4 5 19 21 9 30 3 27 29 26 1 1982 1037.1 1036.3 1034.2 1039.3 1039.3 1032.5 1029.1 1029.5 1035.1 1039.1 1042.1 1041.0 1042.1 DAY 18 11 5 4 10 7 8 31 20 25 18 9 1983 1042.4 1037.5 1036.1 1033.2 1032.7 1034.3 1029.4 1027.7 1032.6 1040.2 1044.2 1041.1 1044.2 DAY 8 10 14 29 16 1 1 31 30 28 26 4 1984 1040.5 1040.5 1035.2 1032.4 1031.0 1028.7 1026.5 1025.7 1033.5 1040.6 1041.4 1041.6 1041.6 DAY 4 22 21 14 13 5 3 30 26 21 27 16 1985 1037.6 1034.5 1041.0 1036.8 1036.4 1029.1 1016.9 1020.3 1025.6 1029.1 1027.3 1027.2 1041.0 DAY 14 24 5 17 12 6 15 30 22 31 17 14 1986 1026.5 1025.3 1025.3 1024.4 1025.1 1019.2 1019.1 1020.3 1025.4 1027.6 1028.3 1030.0 1030.0 DAY 28 22 27 5 19 3 3 31 22 20 21 6 1987 1029.0 1028.4 1021.6 1023.3 1021.4 1019.1 1018.9 1020.4 1023.7 1028.9 1030.4 1030.6 1030.6 DAY 20 1 22 30 13 22 11 7 25 28 30 1 1988 1029.0 1027.5 1022.1 1025.6 1023.3 1019.1 1015.7 1018.0 1022.6 1029.0 1028.4 1026.4 1029.0 DAY 3 7 17 9 5 13 30 21 14 16 6 29 1989 1025.7 1027.4 1021.2 1022.6 1021.4 1017.3 1018.6 1018.2 1026.1 1028.3 1026.8 1024.6 1028.3 DAY 21 8 1 9 21 2 10 31 23 27 8 18 1990 1026.2 1025.2 1027.2 1021.2 1022.3 1016.5 1017.7 1017.8 1020.7 1029.5 1031.8 1026.2 1031.8 DAY 26 8 10 25 15 4 15 2 27 15 22 5 1991 1027.2 1030.3 1024.1 1022.6 1019.0 1019.3 1015.9 1018.2 1024.3 1025.2 1027.3 1026.0 1030.3 DAY 12 15 12 15 8 16 1 31 30 20 13 7 1992 1028.4 1022.3 1026.2 1018.8 1022.9 1019.9 1018.0 1022.1 1023.4 1026.8 1030.3 1025.0 1030.3 DAY 10 16 12 11 2 6 6 31 2 29 4 1 1993 1028.9 1026.2 1024.6 1022.4 1023.6 1022.1 1018.3 1019.2 1024.3 1030.3 1026.9 1027.7 1030.3 DAY 6 8 17 1 9 23 27 25 23 16 21 26 1994 1027.3 1022.9 1022.8 1028.8 1021.2 1016.2 1014.3 1017.3 1028.6 1027.6 1026.0 1026.4 1028.8 DAY 9 18 3 5 20 8 13 15 22 10 2 8 1995 1028.2 1022.8 1024.6 1020.8 1023.8 1019.4 1014.2 1018.3 1021.6 1029.7 1027.5 1026.5 1029.7 DAY 7 12 3 10 26 2 8 24 13 25 15 10 1996 1027.5 1021.9 1020.3 1022.4 1021.9 1017.3 1022.3 1022.7 1022.6 1028.8 1033.4 1029.5 1033.4 DAY 10 8 12 7 4 11 3 29 25 2 18 7 1997 1026.2 1023.9 1026.0 1021.9 1023.5 1017.4 1015.1 1018.4 1023.1 1026.0 1031.8 1027.5 1031.8 DAY 19 25 11 23 12 7 19 28 18 8 7 28 1998 1025.3 1026.4 1025.8 1026.7 1024.4 1021.2 1017.4 1019.2 1022.0 1028.0 1028.7 1030.6 1030.6 DAY 4 23 26 12 8 5 20 19 29 9 21 29 1999 1029.6 1024.9 1022.7 1022.8 1021.5 1018.9 1016.5 1019.6 1022.1 1023.7 1028.2 1029.6 1029.6 DAY 2 12 31 23 27 1 18 20 30 26 30 24 2000 1023.4 1025.0 1022.3 1020.8 1021.5 1019.3 1018.6 1019.4 1022.3 1025.3 1032.7 1026.6 1032.7 DAY 31 29 27 3 5 3 30 23 29 16 17 4 2001 1023.0 1028.3 1026.6 1024.9 1017.6 1019.8 1017.0 1019.8 1023.6 1029.2 1026.4 1026.5 1029.2 DAY 29 9 1 1 15 2 30 5 22 10 2 18 2002 1025.4 1025.3 1027.1 1023.9 1019.2 1019.0 1018.9 1017.8 1023.6 1026.8 1029.2 1029.2 1029.2 DAY 26 2 11 1 17 24 3 29 21 10 18 3 2003 1025.9 1021.4 1025.6 1023.0 1024.1 1017.0 1015.7 1017.8 1024.2 1025.0 1030.4 1029.6 1030.4 DAY 12 6 2 7 2 9 4 4 26 15 25 12 1959-2003 1043.8 1040.8 1041.0 1043.2 1039.3 1034.3 1030.6 1034.0 1040.5 1042.1 1045.2 1042.9 1045.2 YEAR-DAY 79-18 60-15 85- 5 60- 7 82-10 83- 1 60-16 62-26 62-25 59-20 62-23 73-26 62-23 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 120 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1019.3 1018.2 1021.4 1024.2 1021.4 1018.2 1019.4 1019.8 1021.2 1024.9 1025.6 1028.0 1018.2 DAY 23 20 1 6 30 28 27 16 12 30 5 1 1960 ****** 1025.3 1019.4 1024.2 1023.5 1019.7 1019.1 1020.3 1026.2 1026.9 1024.4 1026.9 ****** DAY ** 29 2 18 17 30 1 11 1 8 20 30 1961 1026.7 1024.2 1019.3 1023.9 1016.0 1016.2 1020.9 1023.0 1022.8 1028.0 1027.6 1020.5 1016.0 DAY 22 17 9 9 30 6 12 7 19 1 24 22 1962 1024.5 1021.6 1014.4 1016.5 1021.8 1017.4 1021.2 1021.6 1024.9 1024.7 1031.1 1027.1 1014.4 DAY 5 18 28 5 10 9 14 20 12 10 9 25 1963 1027.3 1023.0 1019.0 1018.6 1016.8 1020.0 1020.0 1020.7 1023.7 1030.0 ****** 1019.4 ****** DAY 4 13 5 16 11 30 1 2 3 27 ** 11 1964 1007.1 1022.6 1020.6 1012.8 1018.8 1015.8 1018.0 1018.4 1023.9 1024.6 1015.8 1025.7 1007.1 DAY 19 13 4 9 12 29 31 2 11 3 27 24 1965 1018.0 1015.0 1019.3 1015.7 1021.9 1019.0 1016.6 1023.8 1024.7 1016.8 1025.8 1023.0 1015.0 DAY 11 23 23 21 12 18 12 3 22 25 9 20 1966 1026.4 1020.0 1010.3 1019.8 1022.3 1017.3 1017.8 1019.4 1022.3 1024.1 1030.7 1021.2 1010.3 DAY 27 10 20 23 26 26 17 4 8 15 16 12 1967 1022.8 1019.9 1009.1 1013.1 1018.8 1017.1 1014.2 1019.3 1021.1 1024.6 1027.5 1017.0 1009.1 DAY 21 15 24 25 18 5 10 5 18 3 25 23 1968 1018.1 1019.8 1021.1 1017.5 1023.8 1018.8 1018.4 1018.6 1023.6 1022.8 1028.6 1020.0 1017.5 DAY 22 3 9 24 30 22 11 1 9 25 18 9 1969 1017.7 1023.1 1016.9 1018.5 1019.8 1016.2 1019.7 1019.7 1022.8 1022.3 1025.7 1024.1 1016.2 DAY 23 13 22 13 2 16 29 8 9 29 9 31 1970 1021.2 1019.2 1022.9 1021.1 1020.7 1020.1 1018.0 1017.3 1021.1 1022.1 1027.5 1021.1 1017.3 DAY 23 23 24 19 7 8 1 27 1 8 30 14 1971 1023.0 1019.1 1020.4 1019.4 1020.1 1014.5 1017.8 1020.9 1024.6 1026.1 1026.6 1019.8 1014.5 DAY 13 13 20 14 11 5 23 9 2 1 11 20 1972 1025.3 1023.3 1022.3 1021.8 1015.3 1014.8 1017.8 1018.0 1022.3 1028.6 1027.7 1025.2 1014.8 DAY 23 9 18 24 6 24 31 1 11 30 7 16 1973 1018.8 1012.7 1020.5 1019.8 1019.3 1015.9 1015.9 1022.1 1023.7 1029.4 1026.5 1023.7 1012.7 DAY 16 22 7 19 30 15 11 13 2 10 19 7 1974 1020.1 1025.4 1022.3 1016.9 1019.9 1017.8 1017.8 1019.3 1019.3 1029.4 1027.2 1020.4 1016.9 DAY 18 12 25 29 27 3 4 16 3 29 24 13 1975 1022.9 1017.6 1017.0 1021.4 1021.6 1020.4 1019.3 1016.7 1020.0 1022.3 1019.0 1022.3 1016.7 DAY 5 11 2 24 14 24 5 15 10 4 29 23 1976 1022.3 1018.6 1020.4 1023.6 1020.0 1022.1 1016.3 1020.9 1024.6 1024.9 1022.0 1026.0 1016.3 DAY 12 11 14 9 7 6 19 30 4 17 29 31 1977 1022.9 1021.8 1024.9 1018.8 1020.0 1017.5 1016.2 1015.4 1025.2 1025.3 1022.7 1023.9 1015.4 DAY 7 7 27 8 17 22 2 17 16 5 17 23 1978 1020.1 1021.1 1017.8 1017.1 1016.7 1009.7 1017.0 1021.2 1022.2 1026.7 1026.8 1023.3 1009.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 1022.1 1014.7 1020.7 1022.0 1021.5 1018.9 1019.1 1020.4 1026.2 1028.0 1022.3 1022.6 1014.7 DAY 24 11 27 16 17 23 6 6 5 4 29 1 1980 1022.3 1019.2 1012.5 1021.4 1023.7 1016.9 1021.5 1022.0 1024.4 1027.4 1028.0 1024.1 1012.5 DAY 24 25 2 26 10 17 2 19 13 4 20 10 1981 1020.3 1022.2 1018.4 1016.3 1019.3 1016.9 1019.0 1022.6 1027.9 1029.2 1026.6 1026.7 1016.3 DAY 3 1 12 29 12 5 6 13 17 16 22 26 1982 1015.0 1019.6 1018.4 1020.1 1024.5 1021.6 1015.0 1016.2 1026.5 1026.8 1026.9 1026.6 1015.0 DAY 17 14 25 18 23 25 31 1 13 20 6 28 1983 1017.6 1019.8 1018.6 1022.7 1022.8 1020.6 1017.3 1019.0 1023.8 1024.4 1029.4 1023.5 1017.3 DAY 24 27 6 25 29 22 27 4 8 4 11 12 1984 1024.2 1022.8 1018.3 1021.3 1018.0 1021.4 1020.8 1019.3 1024.4 1026.5 1024.5 1023.7 1018.0 DAY 29 8 16 26 29 20 15 8 8 18 12 7 1985 1025.9 1013.6 1016.0 1021.6 1022.2 1011.4 1009.3 1012.5 1013.6 1013.5 1019.2 1011.0 1009.3 DAY 2 26 24 24 4 30 19 8 7 11 7 19 1986 1005.4 1010.5 1010.7 1012.8 1011.7 1007.6 1011.4 1011.6 1017.1 1019.4 1015.0 1012.2 1005.4 DAY 20 16 9 11 10 19 20 6 29 5 7 20 1987 1014.3 1013.1 1002.7 1010.1 1012.9 1012.9 1006.4 1011.0 1014.6 1016.7 1015.2 1010.5 1002.7 DAY 2 10 14 19 22 5 3 29 6 4 7 31 1988 1007.6 1007.2 1006.2 1010.6 1010.6 1005.0 1007.5 1010.2 1014.3 1015.8 1015.5 1006.1 1005.0 DAY 29 3 5 30 29 24 8 29 4 30 28 27 1989 1009.1 1010.2 1005.9 1010.0 1013.1 1009.3 1011.3 1008.3 1011.2 1015.7 1018.2 1012.8 1005.9 DAY 4 23 28 29 31 11 5 1 13 2 24 5 1990 1013.7 1007.7 1013.0 1006.8 1005.3 1009.2 1009.0 1010.9 1013.3 1015.9 1014.7 1007.0 1005.3 DAY 17 16 14 16 13 27 4 8 18 31 1 25 1991 1010.3 1012.5 1004.8 1008.7 1006.4 1007.6 1006.8 1009.4 1012.3 1018.0 1016.2 1013.2 1004.8 DAY 25 4 7 10 22 12 8 12 3 4 5 25 1992 1010.5 1006.0 1007.4 1008.4 1012.2 1007.8 1009.9 1010.3 1014.0 1017.0 1011.5 1014.6 1006.0 DAY 23 11 30 18 4 27 26 1 18 5 26 4 1993 1010.0 1012.8 1008.7 1009.4 1012.8 1010.1 1011.4 1011.5 1013.7 1018.0 1014.0 1015.1 1008.7 DAY 8 15 22 13 7 4 13 12 3 2 14 4 1994 1010.0 1007.8 1008.5 1009.2 1008.3 1006.7 1007.8 1008.3 1014.3 1018.0 1012.0 1007.4 1006.7 DAY 25 12 12 2 1 22 20 1 1 2 26 4 1995 1013.8 1010.6 1006.7 1010.7 1012.7 1008.0 1004.6 1010.2 1013.2 1014.5 1013.3 1018.0 1004.6 DAY 1 9 26 16 15 30 1 3 20 12 25 4 1996 1015.0 1006.1 1009.5 1008.2 1012.3 1009.2 1010.9 1010.0 1009.8 1013.3 1018.4 1015.0 1006.1 DAY 19 5 26 10 29 6 6 8 19 27 28 15 1997 1006.8 1011.0 1007.4 1005.5 1010.7 1008.5 1006.7 1010.0 1010.8 1017.5 1018.8 1012.0 1005.5 DAY 17 27 17 10 4 23 16 5 2 23 19 10 1998 998.1 1001.9 1008.4 1006.8 1008.7 1012.8 1005.2 1012.7 1011.5 1013.7 1017.5 1016.9 998.1 DAY 13 13 15 24 30 24 6 6 6 2 1 21 1999 1012.2 1009.8 1010.2 1011.3 1007.6 1003.8 1007.7 1010.2 1012.0 1016.0 1014.0 1016.9 1003.8 DAY 18 6 3 14 14 25 12 7 16 31 26 15 2000 1010.2 1006.7 1010.2 1012.2 1007.6 1006.8 1010.2 1010.1 1009.7 1016.6 1013.7 1011.0 1006.7 DAY 21 7 9 21 27 26 9 3 1 13 6 15 2001 1015.4 1003.5 1005.2 1009.9 1007.4 1007.6 1004.9 1008.4 1011.8 1014.8 1012.5 1015.0 1003.5 DAY 18 21 26 17 30 17 18 27 1 31 17 5 2002 1012.7 1011.4 1008.8 1003.2 1009.9 1003.1 1008.7 1008.3 1014.7 1017.5 1016.6 1009.1 1003.1 DAY 22 25 28 4 20 21 25 17 10 21 12 22 2003 1010.9 1008.2 1009.3 1011.7 1011.3 1007.9 1007.2 1010.9 1011.0 1015.3 1012.8 1016.6 1007.2 DAY 28 19 21 14 8 30 1 1 10 27 14 7 1959-2003 998.1 1001.9 1002.7 1003.2 1005.3 1003.1 1004.6 1008.3 1009.7 1013.3 1011.5 1006.1 998.1 YEAR-DAY 98-13 98-13 87-14 2- 4 90-13 2-21 95- 1 89- 1 0- 1 96-27 92-26 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 121 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1021.9 1018.8 1017.2 1012.3 1008.2 1004.3 1000.0 1000.6 1004.9 1013.4 1020.2 1022.4 1012.0 1960 ****** 1030.0 1025.3 1030.3 1022.9 1002.1 1000.2 1001.1 1009.6 1016.4 1020.2 1023.1 ****** 1961 1024.1 1022.0 1014.6 1013.0 1006.5 1003.7 1002.7 1004.0 1006.7 1018.8 1020.9 1019.8 1013.1 1962 1021.7 1016.0 1011.9 1009.2 1007.3 1003.4 1000.1 1004.5 1011.1 1016.5 1025.1 1021.9 1012.4 1963 1020.4 1016.8 1011.1 1006.9 1004.3 1002.8 999.4 1002.0 1009.1 1015.1 ****** 1021.1 ****** 1964 1025.5 1017.0 1011.9 1006.8 1005.1 999.3 997.7 998.1 1007.7 1017.5 1018.5 1025.3 1010.9 1965 1018.0 1015.0 1014.4 1007.0 1005.9 1001.3 998.0 1003.8 1009.0 1011.9 1017.8 1019.5 1010.1 1966 1018.6 1013.4 1011.2 1008.6 1006.5 999.8 997.6 1000.3 1006.8 1014.9 1024.1 1018.9 1010.1 1967 1023.2 1016.9 1010.0 1008.6 1007.0 1001.3 997.0 1000.0 1005.3 1015.1 1016.4 1019.4 1010.0 1968 1017.6 1020.3 1011.8 1010.4 1008.8 1000.1 999.7 1000.9 1007.6 1014.2 1019.0 1018.6 1010.8 1969 1022.3 1020.6 1010.9 1009.8 1007.6 1000.5 997.7 1003.2 1008.4 1012.8 1021.1 1019.9 1011.2 1970 1020.7 1017.4 1014.7 1011.0 1003.8 1000.3 998.3 998.1 1007.0 1013.8 1019.0 1021.0 1010.4 1971 1024.1 1014.4 1014.1 1008.5 1003.5 996.9 998.4 1000.9 1009.7 1015.4 1018.4 1017.8 1010.2 1972 1024.0 1026.2 1015.0 1009.5 1006.0 1002.6 999.2 1005.1 1008.9 1015.2 1018.0 1023.0 1012.7 1973 1023.7 1014.9 1013.0 1007.0 1003.5 997.7 995.6 1000.8 1007.8 1014.5 1018.0 1023.2 1010.0 1974 1020.8 1023.3 1015.7 1006.6 1004.9 999.1 997.7 1001.2 1006.9 1016.7 1019.9 1020.7 1011.1 1975 1021.7 1017.2 1012.8 1011.0 1005.6 1000.1 997.4 1000.3 1007.0 1013.5 1020.9 1021.8 1010.8 1976 1017.1 1018.0 1015.4 1010.5 1005.2 1002.2 996.2 1000.3 1006.4 1012.9 1022.9 1022.8 1010.8 1977 1024.0 1021.3 1014.3 1007.8 1004.9 997.8 995.7 1000.7 1009.0 1013.8 1017.3 1019.9 1010.5 1978 1021.9 1018.3 1013.4 1006.3 1003.6 998.9 999.0 1001.1 1007.0 1015.5 1020.7 1020.0 1010.5 1979 1021.3 1016.2 1015.2 1010.2 1010.6 1004.1 1000.2 1003.1 1011.0 1014.6 1022.8 1020.5 1012.5 1980 1021.8 1019.5 1013.3 1007.8 1005.7 1001.1 1000.3 1002.5 1008.8 1013.4 1018.6 1019.7 1011.0 1981 1020.5 1017.1 1011.6 1008.5 1006.4 1002.7 999.7 1003.2 1010.7 1018.2 1018.2 1019.9 1011.4 1982 1019.9 1018.7 1014.2 1010.1 1009.6 1002.8 999.5 1002.2 1010.7 1015.0 1020.9 1024.6 1012.3 1983 1022.9 1017.6 1015.4 1010.7 1006.1 1002.8 998.5 999.8 1007.1 1016.2 1020.2 1023.0 1011.7 1984 1021.6 1024.5 1012.7 1008.4 1005.5 1001.6 999.0 998.8 1009.4 1017.6 1018.5 1025.5 1011.9 1985 1020.9 1011.7 1017.5 1008.5 1007.0 999.3 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1018.5 1022.6 1026.8 ****** 1987 1026.4 1022.5 1013.3 1013.6 1010.0 1006.1 1004.0 1004.1 1010.8 1021.7 1023.6 1024.4 1015.0 1988 1023.5 1021.3 1014.3 1012.8 1008.4 1001.2 999.7 1003.6 1009.8 1018.9 1022.2 1022.1 1013.1 1989 1026.1 1028.3 1015.9 1014.4 1011.3 1003.2 1002.7 1005.0 1008.9 1017.7 1023.2 1022.3 1014.9 1990 1024.1 1020.2 1019.7 1010.9 1007.2 1001.5 1001.7 1004.1 1008.7 1018.1 1022.6 1025.1 1013.7 1991 1025.2 1023.4 1017.9 1013.0 1007.0 1003.8 1001.1 1003.9 1011.1 1019.0 1023.3 1021.9 1014.2 1992 1024.2 1018.9 1019.2 1012.7 1012.4 1004.0 1002.4 1007.0 1012.3 1018.4 1022.6 1022.4 1014.7 1993 1026.2 1021.4 1018.8 1012.4 1009.7 1004.2 1003.2 1006.5 1009.7 1022.7 1022.3 1025.9 1015.2 1994 1023.1 1019.9 1016.5 1013.6 1008.2 1000.9 999.6 1002.5 1015.4 1020.3 1019.4 1025.5 1013.8 1995 1025.0 1021.1 1018.1 1012.5 1011.2 1002.8 998.4 1002.8 1009.5 1018.3 1020.7 1026.6 1013.9 1996 1026.9 1020.2 1016.3 1014.0 1010.5 1003.9 1002.9 1004.7 1006.0 1017.0 1025.0 1025.8 1014.4 1997 1021.0 1021.9 1014.6 1010.6 1009.8 1001.9 998.7 1003.3 1010.2 1015.6 1022.8 1022.4 1012.7 1998 1021.1 1020.4 1015.9 1011.4 1009.4 1005.7 1000.0 1004.3 1008.8 1016.9 1021.4 1024.4 1013.3 1999 1023.3 1018.6 1015.9 1012.5 1007.4 1001.0 1000.0 1002.3 1008.2 1015.2 1020.9 1026.4 1012.6 2000 1021.7 1020.7 1016.0 1008.9 1003.1 1002.4 1002.1 1003.4 1007.7 1017.2 1023.4 1023.0 1012.5 2001 1025.4 1020.5 1015.1 1008.7 1003.5 1000.5 1000.6 1003.9 1009.7 1015.8 1020.1 1023.6 1012.3 2002 1022.7 1020.7 1015.8 1009.7 1006.2 1000.6 1002.3 1001.6 1010.4 1015.2 1021.8 1023.8 1012.6 2003 1023.6 1017.3 1016.4 1012.2 1010.8 1002.3 998.1 1003.5 1008.7 1014.5 1022.3 1025.8 1012.9 MEAN 1022.5 1019.6 1015.0 1010.7 1007.5 1001.7 999.6 1002.4 1008.8 1016.2 1020.9 1022.5 1012.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 122 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1029.5 1027.0 1027.4 1019.5 1018.6 1009.5 1005.4 1005.0 1012.5 1025.4 1029.2 1028.0 1029.5 DAY 6 23 2 9 4 8 15 30 28 20 22 5 1960 ****** 1036.0 1034.0 1040.0 1042.5 1008.5 1007.8 1004.9 1015.0 1021.6 1028.9 1031.4 ****** DAY ** 15 16 7 13 14 16 31 25 31 26 5 1961 1040.9 1033.7 1027.9 1022.4 1015.3 1011.2 1048.6 1008.3 1013.8 1028.4 1029.2 1029.6 1048.6 DAY 10 6 4 17 14 9 9 9 25 28 29 3 1962 1031.9 1030.3 1023.4 1021.3 1014.0 1009.9 1005.0 1012.0 1025.9 1024.0 1035.9 1032.9 1035.9 DAY 19 11 3 19 14 2 30 26 25 27 22 1 1963 1026.1 1026.7 1019.3 1018.1 1012.9 1047.0 1003.2 1006.3 1019.7 1021.9 ****** 1034.0 ****** DAY 6 5 23 2 14 30 29 5 24 18 ** 26 1964 1034.8 1028.3 1019.1 1017.9 1009.2 1007.9 1003.1 1003.3 1015.0 1025.1 1031.8 1034.7 1034.8 DAY 30 28 18 24 10 2 22 31 29 29 30 10 1965 1025.0 1027.2 1026.9 1014.1 1016.1 1010.6 1003.1 1009.8 1015.5 1020.9 1023.7 1024.3 1027.2 DAY 29 1 16 9 21 4 25 9 30 29 28 31 1966 1026.5 1020.9 1021.3 1020.2 1012.2 1022.6 1003.9 1004.8 1011.6 1021.5 1032.0 1030.2 1032.0 DAY 1 12 3 5 9 29 11 16 15 17 23 29 1967 1036.1 1029.2 1024.6 1019.6 1017.4 1011.7 1004.0 1005.7 1012.7 1023.2 1023.1 1027.2 1036.1 DAY 6 28 1 4 3 7 15 25 26 15 30 27 1968 1026.6 1035.6 1028.1 1018.6 1015.3 1013.1 1005.7 1009.8 1014.8 1021.4 1026.8 1030.4 1035.6 DAY 19 7 27 1 1 1 15 30 18 31 23 24 1969 1038.2 1030.4 1020.7 1016.4 1049.8 1010.6 1000.8 1010.5 1020.4 1019.2 1030.8 1025.8 1049.8 DAY 9 3 2 22 25 2 31 30 14 14 19 18 1970 1028.2 1026.0 1020.8 1018.6 1010.9 1011.3 1004.5 1003.9 1016.4 1022.5 1029.2 1032.5 1032.5 DAY 19 4 9 22 9 11 8 14 18 27 15 30 1971 1030.9 1026.2 1023.2 1019.9 1014.0 1003.3 1002.7 1006.2 1016.8 1022.5 1025.2 1026.1 1030.9 DAY 4 4 7 9 2 8 25 21 16 11 2 28 1972 1035.8 1038.0 1023.4 1016.3 1019.1 1043.3 1003.2 1010.7 1017.0 1021.6 1024.3 1035.3 1043.3 DAY 9 1 15 16 23 23 24 24 17 26 22 27 1973 1037.2 1027.0 1026.1 1015.1 1014.4 1003.6 1001.8 1004.6 1021.3 1021.1 1027.4 1034.5 1037.2 DAY 26 7 10 14 7 3 22 21 30 22 12 27 1974 1030.3 1035.6 1027.4 1016.3 1012.8 1003.4 1002.6 1007.3 1014.1 1025.2 1029.6 1029.2 1035.6 DAY 5 4 7 2 3 1 29 26 30 14 17 31 1975 1037.0 1026.3 1023.6 1023.1 1012.9 1004.3 1000.7 1007.1 1015.5 1025.0 1030.1 1030.1 1037.0 DAY 15 14 5 4 5 17 28 18 29 20 15 25 1976 1024.7 1029.9 1024.2 1021.5 1011.9 1008.7 1001.9 1004.6 1012.3 1028.2 1034.1 1028.5 1034.1 DAY 1 21 27 4 2 10 6 26 12 31 12 13 1977 1035.6 1029.5 1025.5 1015.3 1010.8 1003.6 999.9 1006.2 1017.0 1024.9 1025.0 1029.7 1035.6 DAY 11 3 9 1 2 8 31 23 30 23 27 25 1978 1034.0 1027.8 1021.0 1013.0 1013.4 1012.2 1006.2 1006.9 1013.5 1021.2 1030.3 1034.0 1034.0 DAY 13 26 19 16 3 8 8 21 28 10 26 24 1979 1032.6 1025.3 1028.6 1018.8 1019.0 1012.4 1005.1 1012.1 1018.9 1021.5 1033.2 1031.6 1033.2 DAY 18 13 5 18 13 10 21 29 23 9 13 23 1980 1027.8 1030.9 1018.0 1017.1 1010.4 1012.3 1006.3 1012.7 1015.5 1021.5 1025.5 1027.6 1030.9 DAY 9 3 10 20 16 1 18 30 25 23 26 16 1981 1030.2 1026.8 1024.9 1020.8 1013.6 1011.4 1006.1 1008.5 1018.0 1025.9 1026.6 1026.8 1030.2 DAY 9 4 5 3 21 9 23 31 23 29 26 12 1982 1030.8 1032.6 1023.7 1024.1 1020.9 1008.8 1005.5 1009.3 1017.3 1026.0 1032.0 1037.9 1037.9 DAY 21 20 5 4 10 7 8 31 21 26 18 9 1983 1035.5 1027.5 1023.1 1016.0 1011.1 1019.3 1004.9 1003.8 1013.3 1023.1 1031.9 1032.3 1035.5 DAY 11 10 19 29 31 1 1 31 30 27 26 25 1984 1030.7 1033.9 1021.8 1016.2 1012.4 1005.5 1001.8 1002.2 1015.6 1026.7 1026.4 1033.0 1033.9 DAY 4 19 1 5 3 5 3 12 26 22 27 20 1985 1026.6 1024.8 1034.0 1018.9 1016.4 1005.7 ****** ****** ****** ****** ****** ****** ****** DAY 4 24 5 17 12 6 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.5 1032.3 1035.8 ****** DAY ** ** ** ** ** ** ** ** ** 19 21 11 1987 1035.1 1031.7 1025.1 1023.8 1016.1 1011.3 1009.9 1009.0 1017.7 1032.2 1036.2 1038.8 1038.8 DAY 21 12 22 6 1 22 11 7 24 28 30 2 1988 1036.4 1035.5 1023.1 1025.8 1021.7 1009.8 1004.5 1007.4 1017.6 1026.1 1029.7 1031.8 1036.4 DAY 3 7 15 9 5 1 22 26 25 16 25 29 1989 1033.9 1038.6 1025.9 1022.1 1020.7 1007.9 1006.2 1009.9 1023.2 1027.0 1028.5 1028.6 1038.6 DAY 27 4 1 3 1 2 19 20 23 24 8 18 1990 1032.4 1030.8 1030.0 1017.5 1017.0 1007.6 1006.5 1008.0 1014.7 1029.4 1031.5 1037.9 1037.9 DAY 12 8 10 8 15 1 15 2 26 19 23 29 1991 1036.2 1039.0 1028.7 1022.7 1014.6 1011.5 1004.6 1009.9 1021.7 1022.5 1030.1 1031.0 1039.0 DAY 12 15 12 15 8 24 1 31 29 22 24 17 1992 1037.1 1029.5 1035.0 1018.4 1024.0 1014.3 1007.2 1017.1 1019.1 1024.8 1030.8 1030.2 1037.1 DAY 10 16 12 3 2 6 14 31 30 17 4 29 1993 1034.8 1030.4 1028.5 1019.6 1022.4 1015.2 1007.3 1011.3 1018.1 1029.5 1031.2 1032.5 1034.8 DAY 6 8 14 1 9 23 28 25 23 8 23 7 1994 1033.0 1030.1 1025.0 1031.8 1015.1 1007.1 1004.2 1005.6 1024.5 1025.2 1024.6 1035.7 1035.7 DAY 9 18 3 5 20 8 2 9 22 9 19 8 1995 1032.8 1028.6 1027.5 1018.3 1017.6 1011.7 1003.3 1008.1 1017.1 1028.6 1031.4 1033.2 1033.2 DAY 7 19 5 10 26 1 25 25 22 18 28 11 1996 1036.4 1027.4 1021.2 1026.0 1017.4 1009.7 1011.5 1016.3 1015.3 1026.1 1037.2 1036.3 1037.2 DAY 10 27 1 4 3 16 3 30 25 2 18 7 1997 1031.5 1030.6 1027.9 1018.6 1018.5 1008.5 1003.7 1008.3 1016.8 1021.4 1032.9 1033.5 1033.5 DAY 19 8 11 14 7 6 9 24 7 31 7 28 1998 1030.2 1032.6 1025.7 1021.7 1021.0 1011.2 1005.9 1007.8 1014.6 1028.0 1027.7 1030.8 1032.6 DAY 15 23 4 7 3 6 20 19 12 10 21 8 1999 1037.3 1028.0 1025.2 1022.1 1013.3 1008.8 1005.5 1008.7 1018.9 1022.0 1032.2 1033.9 1037.3 DAY 2 1 19 23 24 10 18 18 29 26 30 6 2000 1031.1 1032.0 1023.9 1017.7 1011.7 1010.6 1007.6 1008.7 1014.7 1023.0 1035.3 1029.5 1035.3 DAY 13 10 1 3 5 3 25 20 29 16 17 17 2001 1035.8 1031.1 1026.2 1021.4 1009.1 1009.8 1007.8 1009.3 1019.3 1026.1 1028.2 1029.8 1035.8 DAY 30 9 11 1 1 2 30 14 22 10 20 18 2002 1030.2 1030.5 1030.4 1022.0 1012.9 1009.7 1008.0 1007.0 1016.5 1018.9 1031.0 1038.3 1038.3 DAY 25 6 11 1 17 24 3 31 29 10 18 4 2003 1029.9 1023.8 1032.2 1020.3 1022.6 1009.1 1004.3 1006.9 1020.0 1021.4 1034.9 1038.3 1038.3 DAY 21 12 2 18 1 7 4 4 27 15 24 12 1959-2003 1040.9 1039.0 1035.0 1040.0 1049.8 1047.0 1048.6 1017.1 1025.9 1032.2 1037.2 1038.8 1049.8 YEAR-DAY 61-10 91-15 92-12 60- 7 69-25 63-30 61- 9 92-31 62-25 87-28 96-18 87- 2 69-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 123 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 1006.8 1008.9 1006.5 1005.4 998.6 993.8 994.6 995.0 998.8 1004.8 1012.2 1014.5 993.8 DAY 23 20 23 6 30 28 27 17 12 6 12 9 1960 ****** 1020.0 1012.0 1024.0 1001.1 994.9 993.4 996.6 1002.8 1008.5 1009.7 1014.1 ****** DAY ** 10 12 21 31 22 6 11 1 11 20 30 1961 1010.9 1011.5 1002.8 1002.8 992.8 991.2 996.0 999.4 1000.2 1009.7 1012.1 1007.5 991.2 DAY 22 17 9 30 29 6 11 7 19 1 24 22 1962 1011.8 1004.5 999.4 997.7 1000.5 993.1 996.9 998.3 1004.7 1006.4 1014.7 1014.5 993.1 DAY 8 21 28 5 10 9 14 2 12 10 9 25 1963 1013.8 1007.5 1003.8 999.9 996.8 996.0 995.9 996.7 1001.4 1011.1 ****** 1007.2 ****** DAY 29 13 5 12 28 17 5 2 3 25 ** 11 1964 998.4 1009.3 1005.3 995.0 996.0 990.7 993.6 993.7 1001.5 1006.3 1001.4 1013.3 990.7 DAY 19 13 4 9 12 29 31 3 3 3 26 17 1965 1002.8 999.8 1003.2 997.0 999.1 993.5 990.2 999.6 1003.6 996.9 1008.4 1013.1 990.2 DAY 11 23 23 21 12 19 12 1 22 25 9 20 1966 1012.3 1005.4 993.3 999.7 1000.6 992.2 993.4 994.8 1001.2 1002.9 1017.6 1005.6 992.2 DAY 28 10 20 18 26 15 17 5 8 1 18 12 1967 1008.4 1004.9 994.9 993.9 995.3 992.3 988.2 994.7 999.1 1006.1 1011.1 1006.7 988.2 DAY 21 15 24 25 31 21 10 4 6 1 13 23 1968 1004.1 1009.3 1002.8 998.7 1001.9 988.8 992.3 994.4 1002.1 1004.4 1012.6 1006.8 988.8 DAY 16 3 20 24 30 28 1 1 9 25 18 9 1969 994.5 1013.2 999.3 992.6 999.3 990.4 994.5 995.5 1000.8 1005.4 1010.0 1012.0 990.4 DAY 23 21 22 13 19 16 22 7 9 29 9 31 1970 1009.7 1005.5 1006.7 1002.1 998.0 994.2 991.5 991.8 998.0 1002.3 1013.2 1007.5 991.5 DAY 23 23 24 19 31 30 1 6 6 8 30 14 1971 1012.8 1004.6 1001.8 998.6 995.8 985.4 993.2 996.3 1001.1 1006.1 1010.3 1006.8 985.4 DAY 13 6 20 25 30 3 23 11 1 6 5 20 1972 1014.5 1015.1 1007.1 999.9 995.1 987.9 993.9 993.4 998.3 1010.8 1011.0 1011.9 987.9 DAY 15 19 18 24 6 24 31 1 11 17 7 1 1973 1004.8 998.8 1002.9 999.3 994.5 989.5 988.6 995.0 1000.2 1008.7 1005.5 1012.2 988.6 DAY 16 22 22 19 30 15 11 1 2 11 5 7 1974 1011.8 1013.8 1001.7 996.6 997.3 984.0 992.6 996.2 995.6 1012.3 1012.8 1006.9 984.0 DAY 25 15 25 20 27 3 4 16 3 29 25 13 1975 1010.6 1004.4 1000.2 1001.6 1000.4 995.6 993.3 991.8 997.6 1000.7 1004.7 1008.7 991.8 DAY 5 11 2 15 14 24 5 15 10 9 29 23 1976 1010.3 1002.6 1005.4 1003.4 998.2 998.3 991.2 997.3 1001.9 1005.8 1008.8 1014.6 991.2 DAY 31 11 22 21 21 2 19 11 4 17 29 31 1977 1011.8 1009.9 1006.2 997.7 997.0 990.7 990.4 990.1 1004.8 1004.0 1008.3 1009.9 990.1 DAY 7 7 30 25 17 23 10 17 12 17 17 23 1978 1007.7 1008.8 1002.1 996.2 994.0 983.7 991.1 996.6 1000.2 1006.8 1008.5 1011.0 983.7 DAY 21 12 13 25 30 22 2 17 2 1 1 3 1979 1007.5 999.8 1003.0 1001.0 999.8 994.3 994.1 996.2 1004.5 1006.6 1008.0 1007.6 994.1 DAY 7 11 27 16 17 22 6 6 6 4 29 1 1980 1015.0 1006.6 997.3 1000.0 1001.3 991.1 997.4 997.0 1002.7 1006.0 1012.7 1011.2 991.1 DAY 17 18 2 26 10 17 26 1 21 4 15 12 1981 1011.0 1009.1 994.0 996.6 996.4 992.1 994.0 999.0 1004.7 1010.7 1009.9 1013.3 992.1 DAY 3 21 12 29 12 5 6 13 17 14 22 26 1982 1001.1 1007.6 1002.8 1001.4 1002.6 997.7 988.1 989.8 1005.1 1008.1 1012.5 1016.0 988.1 DAY 17 1 25 28 24 25 31 1 13 20 6 30 1983 1004.0 1004.5 1002.8 1002.5 1000.9 994.5 991.2 993.7 1000.0 1003.8 1013.4 1009.3 991.2 DAY 24 27 6 25 29 22 28 4 9 4 12 12 1984 1013.8 1011.2 994.0 1001.7 993.2 997.3 994.9 994.8 1002.8 1006.9 1007.9 1011.7 993.2 DAY 29 14 16 26 29 21 15 8 1 18 12 7 1985 1013.4 996.9 998.1 999.3 1000.2 987.0 ****** ****** ****** ****** ****** ****** ****** DAY 16 26 24 24 4 27 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1011.6 1013.3 1014.3 ****** DAY ** ** ** ** ** ** ** ** ** 6 9 3 1987 1014.6 1013.3 1000.6 1002.0 1003.6 1000.3 994.3 999.9 1003.7 1010.4 1010.4 1012.5 994.3 DAY 27 10 14 19 23 5 3 15 6 4 7 31 1988 1009.8 1006.0 1003.1 1004.1 998.9 990.5 994.6 1000.9 1001.9 1012.5 1013.9 1006.4 990.5 DAY 29 3 21 15 29 23 1 29 3 7 14 27 1989 1013.0 1013.7 1003.1 1002.3 1002.1 996.6 998.9 999.9 1001.9 1009.0 1016.8 1011.1 996.6 DAY 4 23 28 29 31 11 7 1 14 2 16 5 1990 1017.1 1010.6 1007.2 1000.1 996.4 996.2 997.8 998.5 1003.9 1010.4 1011.0 1010.9 996.2 DAY 5 16 14 16 13 27 30 8 2 3 1 25 1991 1012.1 1013.1 1005.4 1003.0 997.2 995.2 992.8 996.8 1002.5 1012.4 1012.9 1014.7 992.8 DAY 25 4 7 10 22 12 8 12 3 4 5 1 1992 1013.5 1005.1 1004.0 1005.2 1004.4 995.4 997.8 999.6 1006.1 1013.1 1011.7 1015.2 995.4 DAY 23 25 31 18 19 27 26 1 18 5 26 22 1993 1014.8 1012.8 1009.3 1005.8 1003.1 997.1 999.5 1001.6 1005.2 1010.6 1012.5 1018.0 997.1 DAY 9 3 10 20 23 19 13 12 4 1 13 4 1994 1012.3 1009.0 1007.6 1003.5 1001.3 994.0 995.1 995.5 1005.1 1011.3 1011.2 1006.1 994.0 DAY 5 1 12 26 1 22 8 2 1 2 26 4 1995 1018.1 1009.3 1002.9 1007.5 1004.4 994.4 990.7 997.2 1004.1 1008.0 1009.5 1020.2 990.7 DAY 12 9 26 15 7 30 1 3 20 12 5 4 1996 1018.3 1008.3 1006.0 1004.2 1003.4 996.2 999.2 998.7 1000.0 1008.2 1016.5 1016.3 996.2 DAY 6 5 26 10 29 6 6 8 9 27 10 15 1997 998.6 1010.0 1004.0 999.4 1001.6 996.0 992.3 998.0 998.6 1010.0 1015.9 1012.7 992.3 DAY 17 27 25 10 4 23 16 5 2 6 5 10 1998 999.1 1004.0 1005.8 1001.3 1000.1 999.6 989.8 1001.3 999.5 1004.7 1013.6 1018.4 989.8 DAY 13 13 30 21 30 29 6 4 6 2 1 21 1999 1011.8 1007.3 1009.3 1006.2 996.8 990.9 996.1 997.0 1000.8 1010.9 1009.9 1017.2 990.9 DAY 18 21 28 14 14 25 12 7 15 18 1 15 2000 1012.0 1008.2 1006.0 1002.7 993.9 994.5 996.6 997.4 997.3 1009.5 1011.8 1011.3 993.9 DAY 21 7 25 23 27 24 9 3 1 13 6 15 2001 1018.8 1002.4 1002.9 1003.0 994.7 994.5 992.6 995.8 1000.8 1010.6 1010.1 1014.9 992.6 DAY 4 21 26 10 30 18 18 27 1 1 17 5 2002 1011.3 1011.0 1002.6 1000.0 997.5 988.1 995.5 994.8 1005.1 1011.4 1012.7 1010.2 988.1 DAY 8 25 28 4 30 21 25 8 17 12 13 22 2003 1014.7 1009.2 1005.1 1004.7 1001.7 996.0 993.3 997.3 1000.0 1008.4 1010.7 1015.1 993.3 DAY 28 20 21 27 8 30 31 1 10 5 2 7 1959-2003 994.5 996.9 993.3 992.6 992.8 983.7 988.1 989.8 995.6 996.9 1001.4 1005.6 983.7 YEAR-DAY 69-23 85-26 66-20 69-13 61-29 78-22 82-31 82- 1 74- 3 65-25 64-26 66-12 78-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 124 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1035.0 1032.1 1029.7 1023.9 1019.7 1015.5 1011.2 1011.7 1016.6 1025.4 1033.1 1035.3 1024.1 1960 ****** 1032.4 1030.6 1026.4 1022.2 1014.1 1012.0 1013.2 1021.9 1029.1 1033.8 1038.2 ****** 1961 1038.3 1034.9 1028.2 1025.9 1018.8 1016.3 1011.7 1016.5 1019.4 1032.2 1034.8 1034.2 1025.9 1962 1036.0 1029.9 1025.2 1022.2 1019.9 1015.8 1012.4 1017.0 1024.1 1030.2 1039.3 1036.0 1025.7 1963 1034.4 1030.3 1024.8 1019.9 1017.0 1013.3 1011.7 1014.6 1022.0 1028.4 ****** 1035.4 ****** 1964 1041.4 1030.9 1025.3 1019.9 1017.8 1011.7 1010.2 1010.8 1020.7 1031.2 1032.4 1039.7 1024.3 1965 1031.9 1029.0 1028.3 1020.4 1018.6 1013.9 1010.4 1016.5 1022.0 1025.1 1031.5 1033.6 1023.4 1966 1032.6 1027.4 1024.9 1021.8 1019.3 1011.6 1010.1 1012.5 1019.4 1028.4 1038.2 1032.9 1023.3 1967 1037.4 1030.9 1023.8 1021.8 1019.8 1014.0 1009.3 1012.4 1017.9 1028.4 1029.8 1033.1 1023.2 1968 1031.5 1034.5 1025.8 1023.3 1021.5 1012.6 1012.3 1013.5 1020.4 1027.4 1032.7 1032.3 1024.0 1969 1036.6 1034.6 1023.8 1023.4 1018.5 1012.4 1010.0 1015.6 1021.3 1025.7 1034.9 1033.5 1024.2 1970 1035.0 1031.1 1028.5 1023.7 1016.6 1012.7 1010.3 1010.2 1019.8 1027.1 1032.7 1034.9 1023.6 1971 1038.1 1028.4 1027.5 1021.5 1016.2 1009.6 1010.6 1013.3 1022.6 1028.5 1032.1 1031.7 1023.3 1972 1038.2 1040.4 1028.6 1022.2 1018.6 1013.0 1011.4 1017.6 1021.6 1028.3 1031.6 1037.5 1025.7 1973 1038.1 1028.9 1026.9 1020.1 1016.2 1010.1 1008.0 1013.4 1020.8 1027.6 1032.1 1037.3 1023.3 1974 1034.8 1037.2 1029.1 1019.8 1017.7 1011.9 1010.1 1013.7 1019.7 1030.2 1033.6 1034.7 1024.4 1975 1035.8 1031.2 1026.4 1024.2 1018.2 1012.6 1009.7 1012.8 1019.8 1027.3 1034.6 1035.8 1024.0 1976 1031.1 1032.0 1029.3 1023.7 1017.8 1014.3 1008.6 1013.0 1019.5 1026.1 1037.4 1036.9 1024.1 1977 1038.6 1035.6 1027.7 1020.8 1017.6 1010.2 1008.1 1013.3 1021.9 1027.1 1031.0 1033.8 1023.8 1978 1036.1 1032.2 1027.1 1019.3 1016.1 1011.3 1011.6 1013.9 1019.6 1028.7 1034.5 1033.8 1023.7 1979 1035.3 1030.1 1028.7 1022.9 1022.7 1016.3 1012.6 1016.0 1024.1 1027.7 1036.5 1034.5 1025.6 1980 1035.8 1033.6 1027.0 1020.8 1018.5 1013.7 1013.0 1015.1 1021.7 1027.0 1032.3 1033.8 1024.4 1981 1034.5 1031.1 1025.2 1021.5 1019.3 1015.2 1012.1 1015.8 1023.7 1031.7 1031.9 1033.8 1024.7 1982 1033.8 1032.7 1027.9 1023.2 1022.3 1015.2 1012.0 1014.7 1023.6 1028.3 1034.8 1038.8 1025.6 1983 1037.1 1031.5 1029.3 1023.8 1018.6 1015.1 1010.7 1012.3 1019.8 1029.7 1033.8 1037.2 1024.9 1984 1035.7 1039.0 1026.6 1021.5 1018.4 1014.2 1011.3 1011.2 1022.5 1031.2 1032.0 1039.7 1025.3 1985 1034.9 1025.7 1031.2 1021.5 1019.8 1011.1 1001.1 1006.5 1010.8 1018.1 1022.5 1023.2 1018.9 1986 1024.2 1021.8 1020.3 1014.0 1008.6 1001.9 1003.6 1006.4 1012.4 1017.9 1021.9 1026.3 1014.9 1987 1025.7 1021.8 1012.6 1012.9 1009.2 1005.3 1003.2 1003.3 1010.2 1021.0 1023.0 1023.7 1014.3 1988 1022.8 1020.6 1013.6 1012.1 1007.4 1000.5 999.0 1002.7 1009.0 1018.3 1021.5 1021.4 1012.4 1989 1025.7 1027.9 1015.0 1013.8 1010.6 1002.5 1001.9 1004.1 1008.3 1017.1 1022.4 1021.4 1014.2 1990 1023.5 1019.5 1019.0 1010.2 1006.4 1000.5 1000.9 1003.4 1008.0 1017.5 1022.0 1024.5 1012.9 1991 1024.6 1022.7 1017.0 1012.1 1006.2 1002.9 1000.2 1003.2 1010.4 1018.3 1022.5 1021.1 1013.4 1992 1023.5 1018.2 1018.5 1011.7 1011.5 1003.0 1001.5 1006.2 1011.6 1017.9 1022.0 1021.6 1013.9 1993 1025.7 1020.7 1018.0 1011.6 1008.7 1003.2 1002.4 1005.5 1008.8 1022.0 1021.7 1025.2 1014.5 1994 1022.6 1019.3 1015.6 1012.9 1007.4 999.7 998.4 1001.4 1014.8 1019.5 1018.6 1025.1 1012.9 1995 1024.4 1020.4 1017.3 1011.6 1010.3 1001.9 997.4 1001.8 1008.5 1017.6 1020.3 1026.1 1013.1 1996 1026.3 1019.3 1015.6 1013.3 1009.6 1002.8 1002.2 1004.4 1005.9 1016.9 1024.8 1025.8 1013.9 1997 1021.4 1021.8 1014.5 1010.6 1009.6 1001.7 998.6 1003.2 1009.9 1015.3 1022.7 1022.3 1012.6 1998 1021.0 1020.4 1015.8 1010.9 1009.3 1005.5 999.9 1004.2 1008.6 1016.8 1021.2 1024.3 1013.2 1999 1023.3 1018.5 1015.9 1012.4 1007.2 1000.9 999.9 1002.3 1008.1 1015.0 1020.8 1026.3 1012.5 2000 1021.7 1020.7 1015.9 1008.8 1003.0 1002.2 1001.9 1003.2 1007.6 1017.0 1023.3 1022.8 1012.3 2001 1025.4 1020.4 1015.0 1008.5 1003.3 1000.4 1000.4 1003.6 1009.4 1015.5 1020.0 1023.5 1012.1 2002 1022.7 1020.6 1015.6 1009.5 1005.9 1000.3 1002.0 1001.3 1010.2 1015.2 1021.8 1023.7 1012.4 2003 1023.6 1017.3 1016.3 1012.1 1010.7 1002.2 998.0 1003.4 1008.7 1014.5 1022.3 1025.6 1012.9 MEAN 1030.8 1027.5 1022.9 1018.0 1014.5 1008.8 1006.5 1009.6 1016.2 1023.8 1028.6 1030.5 1019.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 125 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1042.6 1040.4 1040.7 1031.4 1031.0 1021.2 1016.5 1016.2 1024.6 1038.0 1042.3 1040.7 1042.6 DAY 6 23 2 9 4 8 15 30 28 20 22 5 1960 ****** 1044.8 1043.4 1043.5 1031.3 1019.6 1019.9 1016.9 1027.4 1034.6 1042.6 1045.9 ****** DAY ** 15 15 8 2 14 16 31 24 31 26 5 1961 1050.5 1045.0 1042.8 1036.3 1027.6 1024.2 1016.1 1020.4 1026.3 1042.6 1043.3 1044.7 1050.5 DAY 10 22 4 17 14 9 24 26 25 28 29 3 1962 1046.1 1044.3 1037.4 1035.0 1025.9 1022.6 1018.4 1024.8 1039.9 1037.6 1050.8 1047.6 1050.8 DAY 19 11 3 19 13 2 30 26 25 27 23 1 1963 1040.2 1040.8 1033.4 1031.5 1026.3 1018.6 1015.6 1018.6 1032.7 1035.4 ****** 1050.0 ****** DAY 6 8 23 2 14 27 29 5 24 18 ** 29 1964 1052.3 1042.6 1032.7 1031.4 1022.1 1020.5 1015.6 1015.9 1027.8 1039.1 1046.3 1049.6 1052.3 DAY 21 28 18 24 10 4 22 31 29 29 30 10 1965 1038.8 1038.4 1041.1 1028.0 1029.4 1021.2 1015.2 1022.8 1028.6 1034.7 1037.6 1038.3 1041.1 DAY 31 1 16 9 21 12 25 9 30 29 28 31 1966 1040.4 1034.9 1035.4 1034.0 1025.3 1019.4 1016.5 1017.4 1024.2 1035.0 1046.3 1044.9 1046.3 DAY 1 12 3 5 9 2 11 16 15 17 23 30 1967 1051.4 1043.3 1038.8 1033.6 1030.8 1024.5 1016.5 1018.2 1025.7 1036.6 1036.9 1041.4 1051.4 DAY 6 28 1 4 3 7 15 25 26 15 30 27 1968 1040.8 1051.4 1041.8 1032.3 1028.4 1023.6 1018.4 1022.8 1028.3 1036.0 1040.5 1044.6 1051.4 DAY 19 7 27 1 1 1 15 30 18 30 23 24 1969 1053.3 1044.7 1034.6 1029.1 1028.7 1023.3 1012.8 1022.3 1034.8 1032.4 1044.4 1038.3 1053.3 DAY 9 3 2 15 11 2 31 30 13 14 23 20 1970 1044.1 1038.7 1034.8 1031.6 1024.3 1024.4 1016.0 1016.2 1029.5 1036.5 1043.0 1046.8 1046.8 DAY 19 2 26 22 22 11 8 14 18 27 15 16 1971 1043.9 1040.3 1037.6 1033.2 1027.5 1015.9 1015.0 1017.7 1029.3 1035.5 1038.0 1039.8 1043.9 DAY 24 4 7 9 2 8 25 21 16 11 20 28 1972 1050.0 1053.0 1037.2 1029.8 1031.1 1020.7 1015.7 1023.7 1029.6 1034.6 1038.0 1050.2 1053.0 DAY 31 1 15 16 23 2 24 24 17 26 22 27 1973 1052.1 1042.0 1041.5 1028.8 1027.2 1016.1 1014.4 1017.9 1035.5 1034.2 1041.4 1048.6 1052.1 DAY 26 7 10 14 7 3 22 30 30 22 12 25 1974 1044.5 1050.3 1041.5 1030.1 1026.1 1016.0 1014.9 1020.1 1027.4 1039.0 1043.5 1043.6 1050.3 DAY 5 4 7 2 3 1 29 26 30 14 18 28 1975 1051.6 1040.5 1037.9 1037.0 1026.6 1016.9 1012.9 1019.8 1028.6 1039.2 1044.3 1044.3 1051.6 DAY 15 14 5 4 5 17 26 18 29 20 15 25 1976 1038.8 1044.2 1038.3 1036.7 1025.0 1017.7 1014.2 1017.6 1026.3 1042.1 1047.6 1042.4 1047.6 DAY 1 21 27 4 2 20 6 26 13 31 12 13 1977 1050.8 1044.3 1039.3 1028.7 1024.0 1016.2 1012.5 1018.8 1029.8 1038.9 1038.9 1043.6 1050.8 DAY 11 3 9 1 2 6 31 23 30 23 27 13 1978 1048.5 1041.7 1035.1 1025.8 1026.5 1024.9 1018.7 1019.5 1026.5 1034.2 1045.2 1048.3 1048.5 DAY 13 15 19 16 3 8 8 21 28 10 26 24 1979 1048.5 1039.1 1043.0 1032.6 1032.0 1024.2 1017.6 1025.1 1032.1 1034.5 1047.1 1045.9 1048.5 DAY 18 13 5 18 27 10 21 29 23 9 13 23 1980 1042.0 1046.4 1032.0 1030.4 1023.3 1025.0 1018.7 1025.3 1028.5 1035.4 1039.6 1041.7 1046.4 DAY 9 3 10 20 16 1 18 30 25 23 26 16 1981 1044.2 1041.1 1038.8 1034.8 1026.3 1024.3 1018.7 1021.5 1031.2 1039.9 1040.4 1040.7 1044.2 DAY 9 4 5 3 21 9 30 31 23 29 26 12 1982 1045.4 1047.8 1037.8 1037.8 1034.0 1021.4 1018.1 1022.3 1030.7 1040.1 1045.8 1053.0 1053.0 DAY 21 20 5 4 10 7 8 31 21 26 18 9 1983 1050.4 1041.4 1037.2 1029.1 1023.8 1027.1 1018.4 1016.4 1026.4 1036.5 1045.9 1046.7 1050.4 DAY 11 10 19 29 22 1 1 31 30 27 26 25 1984 1044.8 1048.9 1036.0 1030.2 1026.0 1018.2 1014.1 1014.4 1028.9 1040.5 1040.0 1047.9 1048.9 DAY 4 19 1 5 3 5 3 12 26 22 27 20 1985 1040.9 1038.9 1048.4 1035.0 1029.2 1018.2 1005.4 1011.9 1018.5 1028.1 1027.5 1033.3 1048.4 DAY 4 24 5 17 12 6 31 30 22 31 24 31 1986 1033.2 1029.7 1027.9 1020.6 1019.8 1011.6 1007.2 1011.6 1017.4 1024.0 1031.5 1035.4 1035.4 DAY 28 18 27 5 19 3 3 31 22 19 21 11 1987 1033.0 1031.1 1024.5 1023.0 1015.5 1010.8 1008.9 1008.3 1017.1 1031.2 1035.7 1038.5 1038.5 DAY 20 12 22 6 1 22 11 7 24 28 30 2 1988 1035.9 1035.2 1022.5 1025.1 1020.7 1009.1 1003.9 1006.6 1017.2 1025.4 1029.4 1031.2 1035.9 DAY 3 7 15 9 5 1 22 26 25 16 25 29 1989 1032.3 1038.4 1025.0 1021.3 1020.2 1007.1 1005.3 1009.1 1022.7 1026.1 1027.6 1027.7 1038.4 DAY 30 4 1 3 1 2 20 20 23 24 8 18 1990 1032.4 1030.4 1029.3 1016.7 1016.3 1006.4 1005.4 1007.2 1014.4 1028.5 1030.7 1037.7 1037.7 DAY 12 8 10 8 15 1 15 2 26 19 23 29 1991 1035.7 1038.5 1028.0 1021.9 1013.9 1010.8 1004.1 1009.3 1021.0 1021.8 1029.4 1030.4 1038.5 DAY 12 15 12 15 8 24 1 31 29 22 24 17 1992 1036.6 1027.7 1034.7 1017.5 1023.2 1013.1 1006.5 1016.6 1018.3 1024.4 1029.9 1029.8 1036.6 DAY 10 16 12 3 2 6 14 31 30 17 4 29 1993 1034.3 1029.7 1028.0 1019.0 1021.5 1014.3 1006.6 1010.2 1017.1 1028.8 1030.8 1032.2 1034.3 DAY 6 8 14 1 9 23 29 25 23 8 23 7 1994 1032.6 1029.9 1024.3 1031.3 1014.0 1006.0 1003.1 1004.7 1023.7 1024.2 1023.6 1035.5 1035.5 DAY 10 18 3 5 20 8 13 15 22 9 19 8 1995 1032.1 1028.3 1027.2 1017.7 1017.1 1010.8 1002.5 1007.1 1016.2 1028.0 1031.0 1032.8 1032.8 DAY 7 19 5 10 26 1 25 25 22 18 28 11 1996 1035.9 1026.2 1020.5 1025.5 1016.7 1008.7 1010.6 1015.8 1015.1 1026.1 1037.1 1036.4 1037.1 DAY 10 27 1 4 3 16 3 30 25 2 18 7 1997 1031.4 1028.9 1027.8 1020.0 1018.2 1008.3 1003.5 1009.4 1016.5 1021.3 1032.8 1032.7 1032.8 DAY 19 7 11 13 7 6 9 28 7 31 7 28 1998 1030.1 1032.5 1025.6 1021.5 1020.9 1010.9 1005.9 1007.6 1014.4 1027.9 1027.5 1030.7 1032.5 DAY 15 23 4 7 3 6 20 19 12 10 21 8 1999 1037.5 1028.0 1025.1 1022.1 1013.2 1008.5 1005.4 1008.6 1018.8 1021.8 1032.2 1033.7 1037.5 DAY 2 1 19 23 24 10 18 18 29 26 30 1 2000 1030.8 1031.9 1023.7 1017.5 1011.5 1010.2 1007.4 1008.6 1014.4 1022.8 1036.4 1029.4 1036.4 DAY 13 10 1 3 5 3 25 20 29 16 17 17 2001 1035.8 1031.1 1026.5 1020.8 1008.9 1009.6 1007.5 1009.0 1019.0 1025.9 1028.1 1029.5 1035.8 DAY 30 9 11 1 1 2 30 14 22 10 20 18 2002 1030.2 1030.4 1030.1 1021.9 1012.6 1009.4 1007.7 1006.7 1016.4 1018.9 1030.9 1038.3 1038.3 DAY 25 6 11 1 17 24 3 31 29 10 18 4 2003 1029.8 1023.8 1032.2 1020.3 1022.5 1009.1 1004.2 1006.9 1020.0 1021.4 1034.9 1038.5 1038.5 DAY 21 12 2 18 1 7 4 4 27 15 24 12 1959-2003 1053.3 1053.0 1048.4 1043.5 1034.0 1027.1 1019.9 1025.3 1039.9 1042.6 1050.8 1053.0 1053.3 YEAR-DAY 69- 9 72- 1 85- 5 60- 8 82-10 83- 1 60-16 80-30 62-25 61-28 62-23 82- 9 69- 9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 126 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 1019.4 1021.8 1018.8 1016.4 1010.2 1004.6 1005.3 1006.5 1010.3 1018.1 1026.3 1027.0 1004.6 DAY 23 20 23 6 30 28 27 16 15 3 25 9 1960 ****** 1023.1 1015.8 1017.4 1013.1 1007.0 1004.5 1008.5 1015.1 1021.4 1023.5 1030.4 ****** DAY ** 29 2 29 17 30 6 11 1 11 19 2 1961 1024.2 1026.0 1016.3 1014.9 1004.9 1003.4 1006.9 1011.6 1012.7 1022.5 1025.7 1021.1 1003.4 DAY 22 17 9 30 29 6 12 1 1 1 24 22 1962 1025.7 1017.6 1006.7 1010.7 1012.9 1005.2 1009.2 1010.7 1017.3 1019.6 1028.3 1028.5 1005.2 DAY 8 21 28 5 10 9 14 2 17 10 9 25 1963 1027.4 1021.0 1017.5 1012.4 1010.1 1008.4 1008.1 1009.1 1014.0 1024.2 ****** 1021.2 ****** DAY 29 13 5 12 11 17 5 2 3 25 ** 11 1964 1010.9 1023.1 1019.0 1008.2 1008.9 1003.1 1006.0 1006.2 1013.9 1019.4 1015.3 1027.4 1003.1 DAY 19 13 4 9 12 29 9 3 3 3 26 17 1965 1016.3 1013.5 1016.8 1010.4 1011.5 1006.1 1002.5 1012.1 1017.4 1010.0 1021.3 1027.0 1002.5 DAY 11 23 23 21 12 19 12 1 22 25 9 20 1966 1026.1 1019.2 1006.2 1012.5 1013.6 1004.2 1006.0 1007.2 1014.0 1015.7 1031.4 1019.3 1004.2 DAY 28 10 20 23 26 15 17 5 8 1 18 12 1967 1022.2 1018.7 1008.6 1006.4 1007.7 1004.7 1000.6 1006.7 1011.9 1018.7 1023.8 1020.2 1000.6 DAY 21 15 24 25 31 21 10 4 6 1 13 23 1968 1017.6 1023.1 1018.0 1011.3 1014.5 1006.5 1004.2 1007.1 1014.7 1017.3 1026.0 1020.2 1004.2 DAY 16 3 14 24 30 20 1 1 10 25 18 9 1969 1016.6 1026.9 1011.9 1014.1 1012.0 1003.0 1006.5 1007.4 1013.1 1018.2 1023.1 1025.6 1003.0 DAY 23 21 22 13 19 16 22 8 10 29 9 31 1970 1023.3 1019.4 1019.9 1012.4 1009.7 1006.4 1003.2 1004.1 1010.7 1015.4 1027.0 1021.1 1003.2 DAY 23 23 24 19 31 30 1 6 6 8 30 14 1971 1026.5 1018.3 1014.7 1010.6 1008.0 1003.7 1005.7 1008.8 1013.4 1018.6 1023.5 1020.3 1003.7 DAY 13 23 20 25 30 5 23 11 1 6 5 20 1972 1027.9 1028.5 1020.5 1012.4 1007.7 999.9 1006.2 1005.4 1011.2 1023.8 1023.7 1024.9 999.9 DAY 15 19 18 24 6 24 31 1 11 17 7 1 1973 1018.7 1010.1 1015.5 1012.5 1007.2 1002.0 1000.6 1007.2 1012.9 1021.2 1022.7 1026.2 1000.6 DAY 16 22 22 19 30 16 11 1 2 11 5 7 1974 1025.8 1026.8 1014.3 1009.6 1010.2 1005.7 1005.0 1009.1 1008.4 1025.3 1026.8 1020.6 1005.0 DAY 25 18 25 20 27 3 4 16 3 29 25 13 1975 1024.0 1018.4 1013.6 1014.3 1013.3 1008.3 1005.7 1004.3 1010.1 1015.5 1018.5 1022.5 1004.3 DAY 5 11 2 15 14 24 4 15 10 4 29 23 1976 1024.0 1015.8 1018.9 1015.9 1010.8 1010.3 1002.9 1009.8 1014.4 1018.7 1022.6 1028.4 1002.9 DAY 31 11 22 21 21 30 19 11 4 17 28 31 1977 1025.5 1023.6 1019.2 1010.3 1009.5 1002.6 1002.5 1002.3 1017.5 1017.6 1022.0 1023.7 1002.3 DAY 7 7 30 25 17 23 10 17 12 5 17 23 1978 1021.5 1022.7 1015.2 1008.7 1006.7 995.9 1003.7 1009.0 1012.8 1019.6 1021.4 1024.5 995.9 DAY 21 12 13 25 30 22 2 17 2 1 1 3 1979 1021.2 1013.3 1015.7 1014.1 1012.7 1006.6 1006.6 1009.4 1017.3 1021.1 1022.1 1021.1 1006.6 DAY 7 11 27 16 17 23 6 1 6 4 29 1 1980 1028.9 1020.2 1010.7 1012.8 1014.3 1003.6 1010.2 1009.9 1015.8 1018.8 1026.2 1025.4 1003.6 DAY 17 18 2 26 10 17 8 1 21 4 15 10 1981 1024.8 1022.2 1013.9 1009.1 1009.2 1005.0 1006.4 1011.7 1017.4 1023.9 1023.0 1027.0 1005.0 DAY 3 21 27 29 12 5 6 13 17 14 22 26 1982 1014.7 1021.5 1015.9 1013.9 1015.2 1010.2 1000.2 1001.9 1017.9 1021.7 1026.2 1029.8 1000.2 DAY 17 1 19 28 24 28 31 1 13 20 6 30 1983 1017.7 1018.3 1016.3 1015.1 1013.0 1007.0 1003.3 1006.2 1012.4 1016.8 1027.0 1023.0 1003.3 DAY 24 27 6 25 30 22 28 4 9 4 12 12 1984 1027.7 1024.9 1016.6 1014.7 1005.9 1009.8 1007.1 1007.1 1015.4 1019.9 1021.0 1025.5 1005.9 DAY 29 14 16 25 29 21 15 8 1 18 12 7 1985 1027.0 1010.3 1010.7 1011.3 1013.0 998.8 995.2 1001.5 1004.2 1007.2 1016.7 1009.6 995.2 DAY 16 26 24 24 4 27 28 7 7 11 7 19 1986 1006.1 1013.5 1009.8 1007.7 1002.0 995.6 999.1 1000.8 1008.8 1011.1 1012.0 1013.1 995.6 DAY 20 10 9 17 10 18 20 6 6 6 7 3 1987 1013.9 1012.3 1000.0 1001.1 1002.7 999.6 993.7 999.4 1003.1 1009.9 1010.7 1011.6 993.7 DAY 27 10 14 19 23 5 3 15 6 4 7 31 1988 1009.1 1005.3 1002.7 1003.3 998.5 989.9 994.0 1000.1 1002.7 1012.1 1013.3 1005.7 989.9 DAY 29 3 21 15 29 23 1 29 4 7 14 27 1989 1012.4 1013.0 1002.2 1001.8 1001.3 996.0 997.8 998.4 1001.1 1008.5 1015.7 1009.9 996.0 DAY 4 23 28 29 31 11 7 1 14 2 16 5 1990 1016.4 1009.9 1006.7 999.9 995.6 995.6 997.1 997.5 1002.7 1009.8 1012.6 1010.1 995.6 DAY 24 16 14 16 13 27 30 8 2 3 1 25 1991 1011.1 1012.1 1004.7 1002.5 996.8 994.5 992.1 996.2 1001.7 1011.8 1012.3 1014.0 992.1 DAY 25 4 7 10 22 12 8 12 3 4 5 1 1992 1012.5 1004.4 1003.1 1004.2 1003.7 994.9 996.9 998.8 1005.5 1012.7 1011.1 1014.0 994.9 DAY 23 25 31 18 19 27 26 1 18 5 26 22 1993 1014.0 1012.0 1008.5 1005.1 1002.3 996.2 998.7 1000.7 1003.3 1009.7 1011.8 1017.1 996.2 DAY 9 3 10 20 23 19 13 12 3 1 13 4 1994 1011.4 1008.3 1005.2 1002.5 1000.6 992.9 994.0 994.3 1004.3 1010.2 1010.1 1005.1 992.9 DAY 5 1 12 26 1 22 8 2 1 2 26 4 1995 1016.7 1008.5 1002.5 1006.7 1003.1 993.4 990.0 996.1 1002.5 1007.2 1011.3 1019.4 990.0 DAY 12 9 26 15 7 30 1 3 20 12 11 6 1996 1017.5 1007.5 1005.4 1003.4 1002.6 995.1 998.4 998.5 1000.0 1009.3 1016.5 1016.3 995.1 DAY 6 5 26 10 29 6 6 8 19 27 10 15 1997 1008.6 1009.9 1004.1 999.4 1001.5 995.8 992.4 997.9 998.4 1009.9 1015.5 1012.6 992.4 DAY 17 27 25 10 4 23 16 5 2 6 5 10 1998 999.1 1003.9 1005.7 999.8 1000.2 999.5 989.9 1001.2 999.3 1004.8 1013.4 1018.3 989.9 DAY 13 13 30 24 30 29 6 4 6 2 1 21 1999 1011.7 1007.3 1009.1 1006.1 996.6 990.9 996.1 996.9 1000.6 1011.5 1009.8 1017.1 990.9 DAY 18 21 28 14 14 25 12 7 15 24 1 15 2000 1011.8 1008.2 1006.0 1002.7 993.8 994.1 996.4 997.3 997.2 1009.3 1011.8 1011.3 993.8 DAY 21 7 25 23 27 24 9 3 1 13 6 15 2001 1018.7 1002.3 1003.1 1002.8 994.6 994.3 992.6 995.7 1000.8 1010.3 1010.0 1014.8 992.6 DAY 4 21 26 26 30 18 18 27 1 1 17 5 2002 1011.2 1010.8 1002.5 1000.1 997.3 987.9 995.3 994.6 1004.8 1011.3 1012.6 1010.2 987.9 DAY 8 25 28 4 30 21 25 8 17 12 13 22 2003 1014.7 1009.1 1005.0 1004.6 1001.6 995.9 993.2 997.3 1000.1 1008.4 1010.7 1014.9 993.2 DAY 28 20 21 27 8 30 31 1 10 5 2 7 1959-2003 999.1 1002.3 1000.0 999.4 993.8 987.9 989.9 994.3 997.2 1004.8 1009.8 1005.1 987.9 YEAR-DAY 98-13 1-21 87-14 97-10 0-27 2-21 98- 6 94- 2 0- 1 98- 2 99- 1 94- 4 2-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 127 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 862.7 863.6 861.4 863.8 864.7 870.6 869.7 867.6 ****** 1962 867.7 865.1 863.8 863.5 864.5 862.8 861.2 863.8 866.6 869.0 871.6 868.3 865.6 1963 868.0 866.5 862.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 861.9 860.9 864.1 866.5 869.3 868.6 868.6 ****** 1973 867.8 864.6 865.0 862.8 862.7 860.7 858.9 862.8 865.9 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 860.1 ****** ****** ****** ****** 868.5 ****** 1976 865.2 864.6 864.1 864.4 863.4 862.5 858.9 861.4 865.1 866.8 870.6 868.9 864.7 1977 866.2 868.5 867.7 863.1 863.9 860.3 858.6 861.8 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 871.0 867.6 ****** 1980 866.5 865.9 864.7 864.3 864.5 862.3 862.2 862.9 866.2 867.6 869.1 867.6 865.3 1981 867.3 865.6 863.7 863.6 864.2 862.6 861.4 863.3 867.5 870.2 868.3 867.8 865.5 1982 866.1 864.5 864.5 867.1 866.2 863.4 861.1 860.6 867.2 868.7 868.9 868.7 865.6 1983 867.7 ****** ****** 864.6 864.2 864.1 860.9 861.6 865.2 869.1 870.4 869.2 ****** 1984 867.2 869.3 865.1 863.8 863.2 862.3 861.2 860.8 866.7 870.0 868.9 869.6 865.7 1985 866.7 861.4 866.8 863.9 864.7 860.3 852.2 854.6 856.5 858.7 859.8 857.4 860.3 1986 857.1 855.6 855.9 856.2 855.4 851.4 853.8 ****** 857.9 859.9 ****** 858.4 ****** 1987 859.2 857.3 852.3 855.7 856.9 ****** 852.8 853.4 856.7 860.2 860.1 858.2 ****** 1988 857.8 855.5 852.4 856.2 ****** 851.4 850.6 852.1 856.0 859.4 858.8 856.7 ****** 1989 855.8 857.5 853.5 856.2 856.1 853.0 852.8 853.5 855.0 859.2 859.3 856.6 855.7 1990 856.8 854.0 857.0 853.5 854.4 852.0 851.8 853.6 855.3 858.7 859.8 857.6 855.4 1991 856.8 856.4 855.0 855.3 852.4 852.6 851.3 852.7 856.7 859.2 859.6 856.1 855.3 1992 855.9 853.1 854.5 853.8 855.5 852.3 852.3 854.5 856.9 858.4 859.4 857.1 855.3 1993 857.1 856.4 855.5 854.8 854.8 853.2 852.9 854.7 856.1 861.4 858.5 859.5 856.2 1994 856.6 854.0 855.2 855.9 854.9 850.8 850.2 852.2 858.7 860.1 857.6 858.1 855.4 1995 858.3 855.8 855.6 854.4 856.2 851.9 849.9 852.8 855.2 858.8 857.9 859.2 855.5 1996 858.0 855.1 853.6 855.5 855.7 852.9 852.9 853.9 854.1 858.3 860.8 859.8 855.9 1997 855.6 856.0 852.6 853.5 855.6 852.1 850.5 853.1 856.5 858.1 859.3 857.1 855.0 1998 854.8 855.1 854.1 854.7 855.4 854.8 851.4 854.1 855.5 858.8 859.5 860.5 855.7 1999 856.7 855.4 854.0 854.9 854.3 851.9 850.8 852.8 854.8 857.6 857.8 860.5 855.1 2000 855.4 855.3 854.3 854.2 852.7 852.1 852.7 853.4 855.1 858.7 859.8 857.9 855.1 2001 857.7 855.6 854.8 854.0 852.7 851.4 851.5 853.6 855.9 857.9 858.1 859.2 855.2 2002 856.9 856.2 855.2 852.9 853.5 851.5 853.0 852.3 857.0 858.7 859.4 857.1 855.3 2003 857.0 853.5 854.7 855.4 855.7 852.0 850.1 853.4 855.3 857.4 858.7 859.0 855.2 MEAN 860.7 859.1 858.1 858.1 858.4 856.3 855.2 856.8 859.5 862.2 862.9 861.9 859.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 128 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 869.0 867.6 865.5 867.3 869.0 875.7 874.0 875.9 ****** DAY ** ** ** ** 15 10 24 9 25 31 1 4 1962 874.1 874.8 871.6 871.5 868.0 868.3 865.0 870.0 875.0 875.0 879.4 873.5 879.4 DAY 12 11 6 19 14 22 30 26 25 27 22 1 1963 871.4 872.3 868.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 867.5 864.0 867.1 871.0 874.7 872.8 874.8 ****** DAY ** ** ** ** ** 1 14 8 16 25 11 10 1973 878.0 870.7 872.3 868.1 871.0 866.1 863.4 865.4 871.6 ****** ****** ****** ****** DAY 25 11 10 10 7 2 22 21 30 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 863.5 ****** ****** ****** ****** 873.1 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 1976 870.1 872.8 869.7 869.5 866.9 865.9 862.9 863.5 869.1 874.1 877.3 874.6 877.3 DAY 1 21 4 3 2 26 6 26 12 31 12 13 1977 874.2 873.9 876.4 867.6 867.7 864.6 862.5 866.3 ****** ****** ****** ****** ****** DAY 5 16 9 1 29 10 20 23 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 877.3 873.4 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 1980 871.6 871.4 870.0 870.9 868.5 869.0 866.8 870.0 871.0 871.6 874.8 873.3 874.8 DAY 9 21 28 20 26 1 11 30 25 23 2 16 1981 875.1 870.7 872.3 870.1 871.3 868.5 866.0 867.0 871.4 875.1 873.7 873.6 875.1 DAY 9 4 5 19 21 9 29 31 27 24 26 1 1982 873.1 871.6 870.0 875.7 869.8 868.3 865.5 865.4 871.4 874.6 875.8 876.0 876.0 DAY 18 11 15 4 29 7 8 15 20 25 18 9 1983 877.2 ****** ****** 869.6 869.6 869.8 866.1 865.4 869.4 875.0 877.2 875.6 ****** DAY 8 ** ** 29 16 1 11 31 30 28 26 4 1984 875.5 876.6 871.2 869.3 867.2 865.1 863.9 863.0 869.7 876.2 875.8 876.1 876.6 DAY 4 22 28 13 16 5 3 21 21 21 27 18 1985 872.5 870.0 876.3 872.5 872.4 865.9 855.1 858.0 862.3 865.6 863.8 863.2 876.3 DAY 14 24 5 17 12 6 15 30 22 31 17 14 1986 863.0 861.4 862.1 861.8 862.5 857.3 856.8 ****** 862.1 864.9 ****** 866.1 ****** DAY 28 22 27 5 19 2 3 ** 21 14 ** 6 1987 865.0 863.6 859.6 861.7 858.9 ****** 855.1 857.9 861.2 865.5 867.1 867.1 ****** DAY 20 1 22 30 1 ** 28 7 25 28 30 1 1988 863.6 863.7 860.2 862.4 ****** 857.2 853.9 856.0 860.6 864.8 864.7 863.1 ****** DAY 2 7 17 9 ** 1 22 21 14 16 5 29 1989 863.1 863.1 858.7 860.2 859.3 855.7 856.5 856.6 863.4 864.5 863.2 860.5 864.5 DAY 21 8 8 3 21 2 10 31 23 27 8 18 1990 862.8 861.3 864.3 858.8 860.4 855.1 855.6 856.6 858.8 866.4 867.2 862.8 867.2 DAY 26 7 9 25 15 4 15 3 27 15 22 5 1991 863.4 865.7 861.2 860.9 857.3 857.8 854.4 856.2 861.0 861.9 863.5 862.3 865.7 DAY 12 15 29 15 8 16 1 31 30 20 13 17 1992 863.7 860.0 862.6 857.1 860.6 856.9 855.8 859.2 860.1 863.8 866.0 861.0 866.0 DAY 9 16 12 11 2 10 5 31 30 29 3 1 1993 865.0 862.6 862.5 859.7 860.4 859.5 857.1 857.7 860.9 866.6 863.9 864.0 866.6 DAY 6 9 17 1 9 23 27 28 23 16 21 26 1994 863.7 859.9 860.2 865.0 858.5 854.7 853.4 855.3 864.8 863.8 862.7 863.0 865.0 DAY 9 17 3 5 20 9 13 15 22 10 2 7 1995 864.2 859.9 861.0 858.2 861.4 857.0 852.9 856.4 859.0 865.7 864.2 863.8 865.7 DAY 7 12 3 10 26 1 28 24 12 25 15 10 1996 863.9 859.0 857.5 860.0 859.7 855.8 860.1 860.5 859.6 865.1 869.1 865.7 869.1 DAY 10 18 12 4 4 11 3 29 24 2 18 7 1997 861.7 861.7 863.6 859.0 860.1 855.9 852.7 856.6 860.9 863.3 867.5 864.4 867.5 DAY 19 25 11 23 11 7 20 28 18 8 7 28 1998 861.3 863.7 862.5 862.3 862.0 858.5 856.0 856.9 859.6 864.8 864.4 867.0 867.0 DAY 4 22 26 12 8 5 22 19 27 9 20 29 1999 864.8 861.5 860.8 859.2 859.1 857.0 854.7 857.4 859.3 860.2 865.2 865.3 865.3 DAY 2 12 31 23 27 1 18 19 29 26 30 24 2000 861.0 861.7 859.2 858.5 858.8 856.7 856.3 857.2 860.0 862.2 867.7 863.0 867.7 DAY 24 29 27 3 5 3 30 23 29 7 17 4 2001 860.6 865.0 863.5 862.0 856.8 857.3 855.0 857.6 861.0 865.0 862.9 862.8 865.0 DAY 29 9 1 1 11 2 28 5 22 10 2 22 2002 861.9 861.5 864.5 860.7 857.8 857.7 856.6 855.8 860.5 862.9 865.3 865.1 865.3 DAY 25 2 12 1 9 24 3 29 21 10 18 3 2003 862.0 860.1 862.7 860.4 861.9 855.9 853.0 855.5 861.4 861.3 866.5 865.7 866.5 DAY 12 12 2 7 2 6 4 3 26 15 25 12 1959-2003 878.0 876.6 876.4 875.7 872.4 869.8 866.8 870.0 875.0 876.2 879.4 876.1 879.4 YEAR-DAY 73-25 84-22 77- 9 82- 4 85-12 83- 1 80-11 62-26 62-25 84-21 62-22 84-18 62-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 129 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 854.6 853.1 858.7 860.6 859.6 865.0 864.0 857.5 ****** DAY ** ** ** ** 30 6 14 7 1 1 23 22 1962 861.4 857.1 852.6 854.0 859.3 855.8 858.6 859.6 861.9 861.8 867.0 864.2 852.6 DAY 5 5 28 5 10 9 14 21 11 10 9 9 1963 863.2 860.7 854.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 853.8 855.9 856.5 860.6 864.4 863.9 860.6 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 16 1973 857.4 848.9 858.6 858.2 857.0 853.6 854.6 859.6 860.9 ****** ****** ****** ****** DAY 16 22 6 19 30 15 11 4 1 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 857.5 ****** ****** ****** ****** 859.9 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 1976 859.2 857.0 857.1 861.0 858.6 859.2 853.6 858.6 862.1 861.7 860.3 862.7 853.6 DAY 12 10 11 8 7 10 19 30 2 17 29 31 1977 857.9 859.4 861.9 857.0 860.1 856.3 854.0 855.2 ****** ****** ****** ****** ****** DAY 7 7 27 7 17 22 2 17 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 859.1 860.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 1980 859.8 857.1 850.4 858.6 860.9 856.1 859.1 859.9 862.2 864.1 863.6 860.8 850.4 DAY 17 18 2 26 10 17 2 7 13 4 24 10 1981 857.0 859.1 855.4 854.7 856.8 856.4 857.9 860.1 864.4 865.3 862.5 861.2 854.7 DAY 3 1 12 30 16 5 6 13 19 16 22 31 1982 852.9 856.3 857.4 860.8 862.3 859.6 854.0 855.4 863.8 864.4 863.3 862.3 852.9 DAY 17 14 2 27 23 25 31 1 13 1 13 7 1983 853.3 ****** ****** 860.8 859.7 858.1 855.8 857.4 861.1 861.3 865.7 860.0 ****** DAY 24 ** ** 10 29 22 27 4 8 4 11 27 1984 859.6 859.2 857.1 859.5 855.9 859.2 857.8 857.8 862.2 863.1 861.8 862.7 855.9 DAY 29 8 14 25 29 20 15 8 8 17 13 7 1985 861.9 849.9 855.0 858.8 860.0 850.6 848.7 851.4 852.4 853.6 856.7 849.0 848.7 DAY 2 26 24 24 4 30 19 5 14 10 7 19 1986 843.8 849.7 849.5 851.8 849.6 847.1 850.8 ****** 855.1 857.3 ****** 847.7 ****** DAY 20 16 9 30 10 18 20 ** 29 5 ** 20 1987 852.0 849.8 842.9 847.6 854.8 ****** 845.9 849.8 853.6 854.7 852.4 848.9 ****** DAY 2 10 14 19 6 ** 3 18 22 8 7 31 1988 848.0 846.2 845.4 850.3 ****** 844.7 847.5 848.1 852.8 853.8 852.3 844.3 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 1989 847.4 851.1 843.5 849.6 852.5 849.0 849.8 847.3 850.4 853.2 855.4 851.7 843.5 DAY 4 11 28 29 31 11 31 1 13 1 24 5 1990 851.1 846.3 850.8 845.6 846.9 848.8 847.6 850.3 852.2 853.2 852.7 845.8 845.6 DAY 16 15 14 15 12 27 4 8 18 31 1 25 1991 848.4 850.1 844.8 848.3 845.0 846.9 847.3 849.0 851.3 855.6 854.0 849.2 844.8 DAY 25 4 7 5 22 12 8 11 3 4 5 25 1992 849.1 845.0 846.9 846.7 851.5 846.8 849.1 849.4 853.1 854.9 851.3 851.4 845.0 DAY 23 11 30 18 4 27 18 1 17 5 26 30 1993 848.6 851.4 847.2 849.2 850.8 849.5 850.4 850.6 852.6 855.4 852.3 852.2 847.2 DAY 8 15 21 13 7 4 7 12 3 1 10 4 1994 847.3 847.2 844.8 847.0 847.2 846.2 847.3 848.0 853.2 855.8 852.0 845.5 844.8 DAY 16 12 12 2 1 29 20 1 1 2 26 4 1995 851.3 848.9 846.3 849.0 851.3 846.0 844.5 849.7 851.7 852.6 849.3 854.5 844.5 DAY 1 9 26 16 15 30 1 3 19 12 25 4 1996 852.4 844.6 847.8 847.8 851.9 848.1 849.4 849.1 849.5 851.8 855.4 852.6 844.6 DAY 19 5 13 10 29 6 6 8 19 27 28 15 1997 844.6 848.8 845.8 844.0 848.5 847.8 846.8 849.7 850.5 855.0 855.7 850.1 844.0 DAY 17 27 25 10 4 23 16 5 2 23 19 10 1998 837.9 842.6 846.1 847.4 848.2 851.7 845.0 851.4 850.6 852.2 855.0 854.9 837.9 DAY 13 13 1 24 30 24 5 4 6 2 16 18 1999 849.3 848.3 848.7 848.3 846.8 843.2 847.6 848.5 851.2 855.0 852.3 854.1 843.2 DAY 18 20 3 14 14 25 12 6 16 31 26 15 2000 848.7 845.5 848.4 851.2 847.8 846.9 849.0 849.4 848.8 854.8 851.8 848.7 845.5 DAY 21 7 9 21 27 24 10 31 1 13 6 15 2001 853.0 842.4 845.4 849.2 847.3 846.5 844.7 847.4 850.9 852.0 851.5 854.0 842.4 DAY 18 21 26 12 30 17 18 27 5 31 17 5 2002 850.5 849.3 847.3 844.1 849.0 843.6 848.2 848.3 853.7 855.0 853.8 849.1 843.6 DAY 8 25 28 4 12 20 25 17 10 28 12 21 2003 847.6 846.2 848.1 850.8 849.5 846.3 847.0 849.6 850.4 853.4 850.6 853.9 846.2 DAY 28 20 26 17 8 30 31 1 6 27 14 6 1959-2003 837.9 842.4 842.9 844.0 845.0 843.2 844.5 847.3 848.8 851.8 849.3 844.3 837.9 YEAR-DAY 98-13 1-21 87-14 97-10 91-22 99-25 95- 1 89- 1 0- 1 96-27 95-25 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 130 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1026.8 1027.8 1025.3 1028.1 1029.1 1035.9 1034.9 1032.4 ****** 1962 1032.6 1029.6 1028.0 1027.7 1028.9 1026.9 1025.1 1028.0 1031.3 1034.1 1037.1 1033.3 1030.2 1963 1032.9 1031.2 1026.4 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1025.8 1024.8 1028.4 1031.2 1034.4 1033.6 1033.6 ****** 1973 1032.7 1029.1 1029.5 1026.9 1026.8 1024.5 1022.4 1026.9 1030.5 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 1023.9 ****** ****** ****** ****** 1033.5 ****** 1976 1029.7 1029.0 1028.4 1028.8 1027.6 1026.6 1022.4 1025.3 1029.6 1031.5 1035.9 1034.0 1029.1 1977 1030.9 1033.5 1032.6 1027.3 1028.2 1024.0 1022.1 1025.8 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1036.3 1032.5 ****** 1980 1031.2 1030.5 1029.1 1028.7 1028.9 1026.4 1026.2 1027.1 1030.8 1032.4 1034.2 1032.4 1029.8 1981 1032.2 1030.2 1028.0 1027.9 1028.6 1026.7 1025.3 1027.6 1032.4 1035.5 1033.2 1032.7 1030.0 1982 1030.7 1028.9 1028.9 1031.9 1030.9 1027.6 1024.9 1024.4 1032.1 1033.8 1033.9 1033.7 1030.1 1983 1032.6 ****** ****** 1029.0 1028.5 1028.4 1024.7 1025.5 1029.7 1034.2 1035.7 1034.3 ****** 1984 1032.0 1034.4 1029.6 1028.0 1027.4 1026.3 1025.1 1024.7 1031.4 1035.2 1033.9 1034.7 1030.2 1985 1031.5 1025.4 1031.6 1028.3 1029.1 1024.0 1014.7 1017.5 1019.7 1022.3 1023.4 1020.8 1024.0 1986 1020.3 1018.6 1019.0 1019.3 1018.4 1013.8 1016.6 ****** 1021.3 1023.6 ****** 1021.9 ****** 1987 1022.8 1020.6 1014.9 1018.8 1020.2 ****** 1015.4 1016.1 1019.9 1024.0 1023.8 1021.6 ****** 1988 1021.2 1018.6 1014.9 1019.3 ****** 1013.8 1012.9 1014.6 1019.1 1023.0 1022.4 1019.9 ****** 1989 1018.9 1020.9 1016.2 1019.3 1019.2 1015.6 1015.4 1016.2 1017.9 1022.8 1022.9 1019.8 1018.8 1990 1020.0 1016.8 1020.3 1016.2 1017.3 1014.5 1014.2 1016.4 1018.3 1022.2 1023.5 1021.0 1018.4 1991 1020.0 1019.6 1017.9 1018.2 1014.9 1015.2 1013.7 1015.3 1019.9 1022.8 1023.2 1019.2 1018.3 1992 1019.0 1015.7 1017.4 1016.6 1018.5 1014.9 1014.9 1017.3 1020.1 1021.9 1023.1 1020.3 1018.3 1993 1020.4 1019.6 1018.5 1017.7 1017.8 1015.8 1015.5 1017.7 1019.2 1025.3 1022.0 1023.2 1019.4 1994 1019.7 1016.9 1018.2 1018.9 1017.8 1013.1 1012.5 1014.8 1022.3 1023.9 1020.9 1021.5 1018.4 1995 1021.7 1018.9 1018.6 1017.3 1019.3 1014.4 1012.1 1015.4 1018.2 1022.3 1021.3 1022.8 1018.5 1996 1021.4 1018.0 1016.4 1018.6 1018.7 1015.5 1015.6 1016.6 1016.9 1021.7 1024.6 1023.5 1019.0 1997 1018.6 1019.1 1015.2 1016.2 1018.6 1014.6 1012.8 1015.8 1019.7 1021.5 1023.0 1020.3 1017.9 1998 1017.7 1018.0 1017.0 1017.6 1018.4 1017.7 1013.8 1016.9 1018.6 1022.4 1023.1 1024.2 1018.8 1999 1019.9 1018.4 1016.8 1017.9 1017.2 1014.4 1013.2 1015.4 1017.7 1020.9 1021.2 1024.3 1018.1 2000 1018.4 1018.2 1017.1 1017.0 1015.3 1014.6 1015.3 1016.1 1018.1 1022.2 1023.5 1021.3 1018.1 2001 1021.1 1018.6 1017.8 1016.8 1015.3 1013.8 1013.9 1016.4 1019.0 1021.3 1021.5 1022.8 1018.2 2002 1020.2 1019.3 1018.2 1015.5 1016.3 1013.9 1015.6 1014.8 1020.2 1022.2 1023.0 1020.4 1018.3 2003 1020.2 1016.2 1017.6 1018.4 1018.8 1014.4 1012.3 1016.1 1018.3 1020.7 1022.2 1022.6 1018.2 MEAN 1024.5 1022.6 1021.6 1021.6 1021.9 1019.5 1018.2 1020.0 1023.2 1026.2 1027.1 1025.9 1022.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 131 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1034.1 1032.5 1030.0 1032.1 1034.1 1041.8 1039.8 1042.0 ****** DAY ** ** ** ** 15 10 24 9 25 31 1 4 1962 1040.0 1040.8 1037.1 1037.0 1032.9 1033.3 1029.5 1035.2 1041.0 1041.0 1046.1 1039.3 1046.1 DAY 12 11 6 19 14 22 30 26 25 27 22 1 1963 1036.8 1037.9 1033.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1032.4 1028.3 1031.9 1036.4 1040.6 1038.5 1040.8 ****** DAY ** ** ** ** ** 1 14 8 16 25 11 10 1973 1044.4 1036.0 1037.9 1033.0 1036.4 1030.7 1027.6 1029.9 1037.1 ****** ****** ****** ****** DAY 25 11 10 10 7 2 22 21 30 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1027.7 ****** ****** ****** ****** 1038.8 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 1976 1035.3 1038.5 1034.9 1034.7 1031.7 1030.5 1027.1 1027.7 1034.2 1040.0 1043.6 1040.5 1043.6 DAY 1 21 4 3 2 26 6 26 12 31 12 13 1977 1040.1 1039.7 1042.6 1032.5 1032.6 1029.0 1026.6 1031.0 ****** ****** ****** ****** ****** DAY 5 16 9 1 29 10 20 23 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1043.6 1039.1 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 1980 1037.1 1036.8 1035.2 1036.3 1033.5 1034.1 1031.5 1035.2 1036.4 1037.1 1040.8 1039.0 1040.8 DAY 9 21 28 20 26 1 11 30 25 23 2 16 1981 1041.1 1036.0 1037.9 1035.3 1036.7 1033.5 1030.6 1031.8 1036.8 1041.1 1039.5 1039.4 1041.1 DAY 9 4 5 19 21 9 29 31 27 24 26 1 1982 1038.8 1037.1 1035.2 1041.8 1035.0 1033.3 1030.0 1029.9 1036.8 1040.5 1041.9 1042.1 1042.1 DAY 18 11 15 4 29 7 8 15 20 25 18 9 1983 1043.5 ****** ****** 1034.8 1034.8 1035.0 1030.7 1029.9 1034.5 1041.0 1043.5 1041.7 ****** DAY 8 ** ** 29 16 1 11 31 30 28 26 4 1984 1041.6 1042.8 1036.6 1034.4 1032.0 1029.6 1028.2 1027.2 1034.9 1042.4 1041.9 1042.3 1042.8 DAY 4 22 28 13 16 5 3 21 21 21 27 18 1985 1038.1 1035.2 1042.5 1038.1 1038.0 1030.5 1018.1 1021.4 1026.4 1030.2 1028.1 1027.4 1042.5 DAY 14 24 5 17 12 6 15 30 22 31 17 14 1986 1027.2 1025.3 1026.1 1025.8 1026.6 1020.6 1020.0 ****** 1026.1 1029.4 ****** 1030.7 ****** DAY 28 22 27 5 19 2 3 ** 21 14 ** 6 1987 1029.5 1027.9 1023.3 1025.7 1022.4 ****** 1018.1 1021.3 1025.1 1030.0 1031.9 1031.9 ****** DAY 20 1 22 30 1 ** 28 7 25 28 30 1 1988 1027.9 1028.0 1023.9 1026.5 ****** 1020.5 1016.7 1019.1 1024.4 1029.2 1029.1 1027.3 ****** DAY 2 7 17 9 ** 1 22 21 14 16 5 29 1989 1027.3 1027.3 1022.2 1023.9 1022.9 1018.8 1019.7 1019.8 1027.6 1028.9 1027.4 1024.3 1028.9 DAY 21 8 8 3 21 2 10 31 23 27 8 18 1990 1026.9 1025.2 1028.7 1022.3 1024.2 1018.1 1018.6 1019.8 1022.3 1031.1 1032.0 1026.9 1032.0 DAY 26 7 9 25 15 4 15 3 27 15 22 5 1991 1027.6 1030.3 1025.1 1024.7 1020.6 1021.2 1017.3 1019.3 1024.9 1025.9 1027.7 1026.4 1030.3 DAY 12 15 29 15 8 16 1 31 30 20 13 17 1992 1028.0 1023.7 1026.7 1020.4 1024.4 1020.1 1018.9 1022.8 1023.8 1028.1 1030.6 1024.9 1030.6 DAY 9 16 12 11 2 10 5 31 30 29 3 1 1993 1029.5 1026.7 1026.6 1023.4 1024.2 1023.1 1020.4 1021.1 1024.7 1031.3 1028.2 1028.3 1031.3 DAY 6 9 17 1 9 23 27 28 23 16 21 26 1994 1028.0 1023.6 1023.9 1029.5 1022.0 1017.6 1016.1 1018.3 1029.2 1028.1 1026.8 1027.2 1029.5 DAY 9 17 3 5 20 9 13 15 22 10 2 7 1995 1028.6 1023.6 1024.9 1021.6 1025.3 1020.3 1015.5 1019.6 1022.6 1030.3 1028.6 1028.1 1030.3 DAY 7 12 3 10 26 1 28 24 12 25 15 10 1996 1028.2 1022.6 1020.8 1023.7 1023.4 1018.9 1023.8 1024.3 1023.3 1029.6 1034.2 1030.3 1034.2 DAY 10 18 12 4 4 11 3 29 24 2 18 7 1997 1025.7 1025.7 1027.9 1022.6 1023.8 1019.0 1015.3 1019.8 1024.7 1027.5 1032.4 1028.8 1032.4 DAY 19 25 11 23 11 7 20 28 18 8 7 28 1998 1025.2 1028.0 1026.6 1026.4 1026.0 1022.0 1019.1 1020.1 1023.3 1029.2 1028.8 1031.8 1031.8 DAY 4 22 26 12 8 5 22 19 27 9 20 29 1999 1029.2 1025.4 1024.6 1022.8 1022.7 1020.3 1017.6 1020.7 1022.9 1023.9 1029.7 1029.8 1029.8 DAY 2 12 31 23 27 1 18 19 29 26 30 24 2000 1024.9 1025.7 1022.8 1022.0 1022.3 1019.9 1019.4 1020.5 1023.7 1026.2 1032.6 1027.2 1032.6 DAY 24 29 27 3 5 3 30 23 29 7 17 4 2001 1024.4 1029.5 1027.7 1026.0 1020.0 1020.6 1018.0 1020.9 1024.9 1029.5 1027.1 1026.9 1029.5 DAY 29 9 1 1 11 2 28 5 22 10 2 22 2002 1025.9 1025.4 1028.9 1024.5 1021.2 1021.1 1019.8 1018.9 1024.3 1027.1 1029.8 1029.6 1029.8 DAY 25 2 12 1 9 24 3 29 21 10 18 3 2003 1026.0 1023.8 1026.8 1024.2 1025.9 1019.0 1015.7 1018.5 1025.3 1025.2 1031.2 1030.3 1031.2 DAY 12 12 2 7 2 6 4 3 26 15 25 12 1959-2003 1044.4 1042.8 1042.6 1041.8 1038.0 1035.0 1031.5 1035.2 1041.0 1042.4 1046.1 1042.3 1046.1 YEAR-DAY 73-25 84-22 77- 9 82- 4 85-12 83- 1 80-11 62-26 62-25 84-21 62-22 84-18 62-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 132 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1017.5 1015.8 1022.2 1024.4 1023.3 1029.5 1028.3 1020.8 ****** DAY ** ** ** ** 30 6 14 7 1 1 23 22 1962 1025.3 1020.4 1015.2 1016.8 1022.9 1018.9 1022.1 1023.3 1025.9 1025.8 1031.8 1028.6 1015.2 DAY 5 5 28 5 10 9 14 21 11 10 9 9 1963 1027.4 1024.5 1017.8 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1016.6 1019.0 1019.7 1024.4 1028.8 1028.2 1024.4 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 16 1973 1020.7 1010.9 1022.1 1021.6 1020.3 1016.3 1017.5 1023.3 1024.7 ****** ****** ****** ****** DAY 16 22 6 19 30 15 11 4 1 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1020.8 ****** ****** ****** ****** 1023.6 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 1976 1022.8 1020.3 1020.4 1024.9 1022.1 1022.8 1016.3 1022.1 1026.1 1025.7 1024.1 1026.8 1016.3 DAY 12 10 11 8 7 10 19 30 2 17 29 31 1977 1021.3 1023.0 1025.9 1020.3 1023.8 1019.4 1016.8 1018.2 ****** ****** ****** ****** ****** DAY 7 7 27 7 17 22 2 17 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.7 1024.1 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 1980 1023.5 1020.4 1012.7 1022.1 1024.7 1019.2 1022.7 1023.6 1026.2 1028.4 1027.9 1024.6 1012.7 DAY 17 18 2 26 10 17 2 7 13 4 24 10 1981 1020.3 1022.7 1018.4 1017.6 1020.0 1019.6 1021.3 1023.8 1028.8 1029.8 1026.6 1025.1 1017.6 DAY 3 1 12 30 16 5 6 13 19 16 22 31 1982 1015.5 1019.4 1020.7 1024.6 1026.4 1023.3 1016.8 1018.4 1028.1 1028.8 1027.5 1026.4 1015.5 DAY 17 14 2 27 23 25 31 1 13 1 13 7 1983 1016.0 ****** ****** 1024.6 1023.4 1021.5 1018.9 1020.7 1025.0 1025.2 1030.3 1023.7 ****** DAY 24 ** ** 10 29 22 27 4 8 4 11 27 1984 1023.3 1022.8 1020.4 1023.1 1019.0 1022.8 1021.2 1021.2 1026.2 1027.3 1025.8 1026.8 1019.0 DAY 29 8 14 25 29 20 15 8 8 17 13 7 1985 1025.9 1012.1 1018.0 1022.3 1023.7 1012.9 1010.7 1013.8 1015.0 1016.3 1019.9 1011.0 1010.7 DAY 2 26 24 24 4 30 19 5 14 10 7 19 1986 1005.0 1011.8 1011.6 1014.3 1011.7 1008.8 1013.1 ****** 1018.1 1020.6 ****** 1009.5 ****** DAY 20 16 9 30 10 18 20 ** 29 5 ** 20 1987 1014.5 1012.0 1004.0 1009.4 1017.7 ****** 1007.5 1012.0 1016.3 1017.6 1015.0 1010.9 ****** DAY 2 10 14 19 6 ** 3 18 22 8 7 31 1988 1009.9 1007.8 1006.9 1012.5 ****** 1006.1 1009.3 1010.0 1015.4 1016.6 1014.8 1005.6 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 1989 1009.2 1013.5 1004.7 1011.7 1015.1 1011.0 1012.0 1009.1 1012.7 1015.9 1018.4 1014.2 1004.7 DAY 4 11 28 29 31 11 31 1 13 1 24 5 1990 1013.5 1007.9 1013.1 1007.1 1008.6 1010.8 1009.4 1012.5 1014.7 1015.9 1015.3 1007.4 1007.1 DAY 16 15 14 15 12 27 4 8 18 31 1 25 1991 1010.3 1012.3 1006.2 1010.2 1006.4 1008.6 1009.1 1011.0 1013.7 1018.6 1016.8 1011.3 1006.2 DAY 25 4 7 5 22 12 8 11 3 4 5 25 1992 1011.2 1006.4 1008.6 1008.4 1013.9 1008.5 1011.2 1011.5 1015.8 1017.8 1013.7 1013.8 1006.4 DAY 23 11 30 18 4 27 18 1 17 5 26 30 1993 1010.6 1013.8 1009.0 1011.3 1013.1 1011.6 1012.7 1012.9 1015.2 1018.4 1014.8 1014.7 1009.0 DAY 8 15 21 13 7 4 7 12 3 1 10 4 1994 1009.1 1009.0 1006.2 1008.7 1009.0 1007.8 1009.1 1009.9 1015.9 1018.9 1014.5 1007.0 1006.2 DAY 16 12 12 2 1 29 20 1 1 2 26 4 1995 1013.7 1010.9 1007.9 1011.0 1013.7 1007.6 1005.9 1011.8 1014.2 1015.2 1011.4 1017.4 1005.9 DAY 1 9 26 16 15 30 1 3 19 12 25 4 1996 1015.0 1006.0 1009.7 1009.7 1014.4 1010.0 1011.5 1011.2 1011.6 1014.3 1018.4 1015.2 1006.0 DAY 19 5 13 10 29 6 6 8 19 27 28 15 1997 1006.0 1010.8 1007.4 1005.3 1010.5 1009.7 1008.5 1011.8 1012.8 1018.0 1018.8 1012.3 1005.3 DAY 17 27 25 10 4 23 16 5 2 23 19 10 1998 998.2 1003.7 1007.7 1009.2 1010.1 1014.2 1006.4 1013.8 1012.9 1014.7 1018.0 1017.8 998.2 DAY 13 13 1 24 30 24 5 4 6 2 16 18 1999 1011.4 1010.2 1010.7 1010.2 1008.5 1004.4 1009.4 1010.5 1013.6 1018.0 1014.8 1016.9 1004.4 DAY 18 20 3 14 14 25 12 6 16 31 26 15 2000 1010.7 1007.0 1010.3 1013.6 1009.7 1008.6 1011.0 1011.5 1010.8 1017.7 1014.3 1010.7 1007.0 DAY 21 7 9 21 27 24 10 31 1 13 6 15 2001 1015.7 1003.4 1006.9 1011.3 1009.1 1008.2 1006.1 1009.2 1013.2 1014.5 1013.9 1016.8 1003.4 DAY 18 21 26 12 30 17 18 27 5 31 17 5 2002 1012.8 1011.4 1009.1 1005.4 1011.0 1004.8 1010.1 1010.2 1016.5 1018.0 1016.6 1011.2 1004.8 DAY 8 25 28 4 12 20 25 17 10 28 12 21 2003 1009.4 1007.8 1010.0 1013.1 1011.6 1007.9 1008.7 1011.7 1012.7 1016.1 1012.9 1016.7 1007.8 DAY 28 20 26 17 8 30 31 1 6 27 14 6 1959-2003 998.2 1003.4 1004.0 1005.3 1006.4 1004.4 1005.9 1009.1 1010.8 1014.3 1011.4 1005.6 998.2 YEAR-DAY 98-13 1-21 87-14 97-10 91-22 99-25 95- 1 89- 1 0- 1 96-27 95-25 88-27 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 133 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1003.6 1004.0 1000.5 1004.2 1007.0 1018.4 1020.6 1019.9 ****** 1962 1021.5 1015.8 1011.6 1009.7 1007.5 1003.8 1000.0 1004.6 1010.8 1016.2 1023.7 1021.6 1012.2 1963 1020.6 1016.8 1011.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1002.4 1000.7 1006.2 1009.4 1015.6 1018.2 1024.1 ****** 1973 1024.0 1015.9 1014.9 1007.9 1005.2 999.6 997.2 1002.3 1009.0 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 998.0 ****** ****** ****** ****** 1022.7 ****** 1976 1018.0 1018.9 1016.2 1011.6 1006.2 1002.6 997.0 1000.8 1007.4 1013.4 1022.9 1023.5 1011.5 1977 1024.0 1022.2 1015.0 1008.6 1006.2 998.6 996.8 1001.5 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.9 1020.4 ****** 1980 1022.3 1020.2 1014.0 1008.5 1006.6 1002.0 1000.8 1002.9 1008.9 1013.7 1018.6 1019.7 1011.5 1981 1020.7 1017.8 1011.7 1009.1 1007.4 1003.4 1000.8 1003.7 1010.7 1017.8 1017.7 1019.9 1011.7 1982 1020.3 1018.8 1015.4 1013.4 1009.0 1003.7 1000.0 999.4 1011.7 1016.8 1021.0 1024.7 1012.8 1983 1023.4 ****** ****** 1011.2 1006.8 1004.5 998.5 1000.5 1007.8 1016.3 1019.9 1023.5 ****** 1984 1022.4 1025.4 1013.8 1009.0 1006.1 1002.3 999.6 999.4 1009.9 1017.5 1018.7 1025.4 1012.5 1985 1020.7 1011.8 1018.2 1009.2 1007.4 1000.0 ****** ****** ****** ****** ****** ****** ****** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1017.6 ****** 1027.1 ****** 1987 1025.6 1022.2 1013.4 1014.3 1012.6 ****** 1004.6 1004.9 1011.6 1021.5 1022.6 1023.3 ****** 1988 1024.6 1021.2 1014.4 1014.5 ****** 1002.3 1000.9 1004.2 1010.5 1017.9 1020.6 1021.4 ****** 1989 1025.7 1027.6 1015.8 1014.3 1012.5 1004.5 1003.5 1005.5 1009.2 1016.8 1022.3 1021.2 1014.9 1990 1024.3 1020.0 1020.0 1011.6 1008.6 1003.0 1002.8 1005.1 1009.1 1017.4 1021.3 1024.6 1014.0 1991 1025.0 1023.2 1018.3 1013.7 1007.9 1005.1 1002.2 1004.6 1011.7 1018.2 1022.5 1021.4 1014.5 1992 1024.0 1018.8 1019.6 1013.5 1013.5 1004.7 1003.5 1007.8 1012.5 1017.6 1021.3 1022.2 1014.9 1993 1025.9 1021.8 1019.2 1013.4 1010.6 1005.3 1004.3 1007.6 1010.1 1021.8 1021.8 1025.4 1015.6 1994 1022.9 1020.3 1016.6 1014.4 1009.6 1002.2 1000.7 1003.2 1015.7 1019.8 1018.5 1025.0 1014.1 1995 1024.7 1021.0 1018.5 1012.8 1012.0 1003.8 999.4 1003.8 1010.0 1018.0 1019.4 1026.7 1014.2 1996 1026.3 1020.4 1016.8 1014.8 1011.8 1005.1 1003.8 1005.2 1006.4 1016.7 1024.0 1025.0 1014.7 1997 1021.3 1022.0 1014.9 1011.3 1010.7 1002.7 999.4 1003.9 1010.3 1015.1 1022.2 1022.2 1013.0 1998 1020.9 1020.6 1015.6 1011.5 1010.3 1006.5 1001.0 1005.0 1009.2 1016.3 1020.1 1023.6 1013.4 1999 1022.9 1018.5 1016.0 1013.0 1008.6 1002.1 1000.9 1002.9 1008.4 1014.6 1020.5 1025.5 1012.8 2000 1021.2 1020.8 1016.2 1009.4 1004.8 1003.6 1003.1 1003.9 1008.0 1016.7 1023.3 1022.8 1012.8 2001 1025.0 1020.3 1015.1 1009.2 1004.6 1001.5 1001.3 1004.6 1009.6 1015.4 1019.2 1023.3 1012.4 2002 1022.4 1020.4 1015.4 1009.9 1007.2 1001.7 1003.1 1001.9 1010.3 1014.4 1021.2 1023.5 1012.6 2003 1023.3 1017.2 1016.3 1013.0 1011.4 1003.5 999.0 1004.2 1009.0 1013.5 1021.5 1024.8 1013.1 MEAN 1023.0 1020.0 1015.7 1011.6 1008.5 1003.0 1000.8 1003.7 1009.8 1016.9 1020.9 1023.2 1013.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 134 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1012.1 1011.6 1008.8 1010.4 1013.4 1027.3 1029.2 1029.6 ****** DAY ** ** ** ** 15 9 17 9 29 27 29 4 1962 1031.7 1028.3 1023.1 1021.3 1013.3 1009.8 1005.7 1012.8 1023.4 1023.9 1034.4 1030.2 1034.4 DAY 19 11 3 19 14 22 30 26 25 27 23 1 1963 1026.5 1026.5 1019.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 14 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1009.9 1004.4 1011.7 1015.7 1022.6 1024.3 1036.5 ****** DAY ** ** ** ** ** 1 15 25 21 25 11 27 1973 1036.9 1026.4 1028.8 1018.5 1017.0 1006.4 1001.9 1006.8 1021.9 ****** ****** ****** ****** DAY 26 7 10 13 7 2 22 30 30 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1002.6 ****** ****** ****** ****** 1030.7 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 4 1976 1025.5 1031.1 1024.4 1022.8 1012.4 1006.8 1003.0 1004.7 1012.9 1027.6 1033.5 1029.4 1033.5 DAY 1 21 28 3 2 14 6 20 13 31 12 16 1977 1036.3 1029.7 1027.8 1016.1 1012.0 1004.4 1001.2 1007.3 ****** ****** ****** ****** ****** DAY 10 3 9 1 29 10 20 31 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1031.8 1032.6 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 1980 1027.7 1031.1 1020.0 1017.7 1011.7 1013.9 1006.4 1013.3 1015.4 1020.8 1027.8 1027.8 1031.1 DAY 9 1 28 20 16 1 18 30 25 23 26 16 1981 1029.5 1027.3 1025.5 1021.6 1015.2 1012.0 1009.8 1008.2 1019.2 1025.8 1025.9 1025.7 1029.5 DAY 9 4 5 3 21 9 27 31 23 24 26 12 1982 1031.6 1032.5 1022.8 1026.3 1015.8 1009.6 1005.4 1007.3 1020.2 1027.6 1030.7 1043.0 1043.0 DAY 18 20 5 4 29 3 8 15 21 25 18 9 1983 1036.0 ****** ****** 1017.1 1012.7 1014.7 1004.8 1004.8 1015.0 1022.8 1031.8 1032.4 ****** DAY 8 ** ** 29 31 1 11 31 29 27 26 25 1984 1031.4 1039.9 1022.5 1016.8 1012.7 1006.2 1003.0 1002.5 1014.3 1027.8 1026.9 1033.7 1039.9 DAY 4 19 1 13 13 28 3 12 25 21 27 19 1985 1026.2 1025.4 1035.3 1023.0 1017.6 1007.7 ****** ****** ****** ****** ****** ****** ****** DAY 14 24 5 17 12 5 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1025.9 ****** 1035.1 ****** DAY ** ** ** ** ** ** ** ** ** 15 ** 11 1987 1034.6 1030.7 1026.0 1024.0 1017.3 ****** 1007.8 1009.9 1019.3 1033.1 1038.5 1039.1 ****** DAY 21 12 22 6 1 ** 27 31 24 28 30 1 1988 1033.7 1036.6 1023.6 1026.5 ****** 1009.9 1005.4 1009.6 1018.2 1026.0 1027.7 1034.0 ****** DAY 2 7 17 9 ** 1 23 21 25 16 25 29 1989 1032.7 1035.6 1024.3 1022.7 1022.8 1009.2 1006.7 1010.4 1024.8 1027.2 1028.3 1027.1 1035.6 DAY 30 4 1 3 1 2 19 19 23 24 8 18 1990 1033.4 1030.8 1029.9 1019.1 1019.4 1007.9 1007.5 1010.1 1014.4 1030.4 1030.5 1035.3 1035.3 DAY 26 8 17 3 15 8 15 2 27 15 14 27 1991 1035.8 1037.4 1028.6 1024.7 1016.1 1012.3 1006.0 1009.2 1022.5 1023.1 1029.7 1032.1 1037.4 DAY 12 15 12 15 8 23 19 22 28 16 24 17 1992 1035.1 1029.3 1034.7 1020.9 1026.1 1011.5 1008.3 1017.9 1020.5 1025.8 1030.4 1030.4 1035.1 DAY 10 16 12 3 2 10 14 31 30 17 4 31 1993 1035.4 1030.5 1030.1 1021.8 1023.0 1016.4 1009.1 1011.8 1019.0 1029.4 1030.9 1032.8 1035.4 DAY 6 8 17 24 9 23 27 24 23 8 30 6 1994 1031.9 1030.4 1024.6 1033.3 1017.1 1008.3 1005.8 1006.6 1023.7 1026.3 1026.7 1035.2 1035.2 DAY 9 18 3 5 7 9 13 15 22 9 2 7 1995 1034.7 1028.0 1028.3 1018.4 1019.7 1013.0 1004.6 1009.6 1017.1 1029.0 1029.6 1033.4 1034.7 DAY 7 19 5 7 26 1 25 25 22 18 28 10 1996 1037.1 1027.3 1023.1 1027.5 1019.0 1009.6 1013.1 1015.9 1016.3 1026.8 1037.3 1035.9 1037.3 DAY 10 27 20 4 4 11 3 29 24 2 18 7 1997 1030.8 1030.8 1030.1 1020.4 1021.2 1008.7 1003.8 1009.8 1017.0 1021.8 1032.7 1033.5 1033.5 DAY 19 7 11 13 7 8 9 28 7 8 7 28 1998 1029.0 1032.2 1025.2 1022.3 1023.0 1011.3 1007.2 1008.3 1016.6 1027.4 1027.9 1031.4 1032.2 DAY 4 23 26 7 3 6 22 28 12 9 21 29 1999 1038.4 1026.3 1025.1 1022.6 1014.6 1009.9 1005.8 1008.1 1018.2 1021.9 1033.6 1033.2 1038.4 DAY 2 12 19 23 26 9 18 19 29 26 30 1 2000 1030.4 1031.5 1024.3 1018.7 1012.9 1011.2 1008.9 1008.8 1016.8 1023.4 1036.2 1029.4 1036.2 DAY 13 10 1 3 5 13 25 23 25 16 17 17 2001 1036.4 1032.3 1026.8 1022.4 1009.9 1010.9 1007.0 1009.9 1019.5 1025.8 1028.7 1029.8 1036.4 DAY 29 9 11 1 1 2 30 13 22 10 20 22 2002 1029.7 1029.5 1030.2 1022.3 1015.0 1011.0 1009.3 1008.0 1016.5 1018.4 1030.3 1037.7 1037.7 DAY 25 6 11 1 17 24 3 31 30 23 18 4 2003 1031.9 1025.0 1032.7 1021.8 1024.9 1011.9 1003.7 1007.0 1020.0 1019.3 1033.8 1038.6 1038.6 DAY 21 6 2 18 1 7 4 3 27 16 23 12 1959-2003 1038.4 1039.9 1035.3 1033.3 1026.1 1016.4 1013.1 1017.9 1024.8 1033.1 1038.5 1043.0 1043.0 YEAR-DAY 99- 2 84-19 85- 5 94- 5 92- 2 93-23 96- 3 92-31 89-23 87-28 87-30 82- 9 82- 9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 135 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 992.4 990.0 995.7 999.8 998.8 1009.6 1011.4 1007.4 ****** DAY ** ** ** ** 29 6 12 7 1 1 23 22 1962 1012.6 1005.2 994.3 996.7 1000.2 997.0 996.6 999.2 1004.1 1004.3 1013.1 1014.2 994.3 DAY 8 18 28 5 10 29 14 2 12 10 9 12 1963 1012.6 1009.1 1000.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 989.5 994.1 995.9 1000.9 1010.1 1011.0 1010.5 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 1 1973 1007.3 994.8 1003.9 1000.6 996.1 990.0 990.1 996.8 1000.9 ****** ****** ****** ****** DAY 16 22 22 23 30 15 11 4 1 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 994.0 ****** ****** ****** ****** 1009.3 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 1976 1010.6 1004.5 1006.6 1004.8 998.5 998.0 990.6 997.5 1001.6 1005.3 1008.9 1015.6 990.6 DAY 30 10 21 21 21 30 19 10 2 17 28 31 1977 1009.7 1010.4 1007.2 1000.1 1000.8 992.0 990.7 991.7 ****** ****** ****** ****** ****** DAY 7 7 4 25 17 22 2 17 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1007.4 1009.5 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 1980 1013.3 1006.2 997.0 999.2 1000.9 992.7 997.0 998.3 1004.4 1004.8 1011.7 1010.5 992.7 DAY 17 18 2 26 5 17 2 1 21 3 16 11 1981 1009.7 1009.4 1000.1 995.7 996.0 993.7 995.6 999.9 1004.8 1010.7 1008.5 1013.3 993.7 DAY 3 21 27 30 16 5 6 14 17 14 22 26 1982 1004.3 1007.9 1004.5 1003.7 1003.3 998.9 989.9 991.2 1005.9 1008.6 1012.3 1016.0 989.9 DAY 17 14 19 27 22 28 31 1 13 5 7 28 1983 1001.8 ****** ****** 1002.9 999.8 995.0 991.2 994.3 1000.3 1003.5 1013.0 1008.5 ****** DAY 24 ** ** 23 29 22 27 4 8 4 11 12 1984 1012.6 1011.1 1003.1 1002.6 993.3 998.2 995.2 995.7 1004.0 1007.5 1009.0 1014.3 993.3 DAY 29 8 12 25 29 21 15 8 1 17 12 14 1985 1012.6 993.7 1000.2 999.5 1001.4 988.3 ****** ****** ****** ****** ****** ****** ****** DAY 16 26 24 24 22 27 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1012.0 ****** 1012.8 ****** DAY ** ** ** ** ** ** ** ** ** 5 ** 20 1987 1015.0 1011.6 997.0 1001.4 1008.9 ****** 995.5 999.9 1004.3 1010.3 1009.7 1012.5 ****** DAY 27 10 14 19 3 ** 3 18 6 4 7 31 1988 1011.9 1007.5 1001.1 1003.5 ****** 992.0 997.1 999.1 1003.6 1012.4 1011.5 1005.6 ****** DAY 19 3 21 15 ** 24 7 29 5 30 14 27 1989 1014.8 1016.3 1001.1 1003.9 1003.9 998.6 1000.2 1000.9 1001.1 1008.3 1016.0 1012.9 998.6 DAY 12 22 28 29 31 11 6 2 13 1 16 5 1990 1015.5 1008.4 1008.0 1001.2 997.2 997.9 997.6 999.3 1004.1 1009.9 1011.1 1010.5 997.2 DAY 24 15 14 15 12 27 4 8 1 2 1 25 1991 1011.9 1013.0 1007.2 1004.3 997.5 996.1 994.8 998.8 1003.9 1012.8 1012.6 1013.9 994.8 DAY 25 4 7 4 22 12 8 12 7 4 5 1 1992 1015.1 1006.5 1005.1 1005.9 1006.4 997.2 999.1 999.9 1006.2 1010.8 1012.0 1015.5 997.2 DAY 23 25 30 18 19 27 26 1 18 13 26 19 1993 1016.2 1013.5 1008.1 1005.6 1003.6 998.5 1001.2 1002.7 1004.5 1009.7 1011.9 1017.4 998.5 DAY 9 3 21 11 20 19 13 12 3 1 13 4 1994 1009.7 1010.1 1003.0 1002.6 1003.0 996.0 995.9 996.2 1005.2 1011.9 1010.9 1006.7 995.9 DAY 5 1 12 2 1 29 7 1 1 2 17 4 1995 1015.6 1009.7 1002.7 1006.9 1005.7 994.3 991.4 998.6 1003.7 1006.2 1009.3 1018.3 991.4 DAY 1 9 26 15 6 30 1 3 20 12 11 4 1996 1016.0 1007.8 1006.8 1005.4 1005.5 997.2 999.7 999.0 1000.1 1008.4 1016.8 1014.6 997.2 DAY 6 5 26 10 29 6 6 8 19 27 2 15 1997 1008.4 1008.5 1001.4 997.4 1000.6 996.3 993.3 999.6 1000.0 1009.5 1015.6 1010.6 993.3 DAY 17 27 25 10 4 24 16 19 2 5 5 10 1998 1000.5 1006.1 1006.2 1001.7 1000.5 1000.8 991.0 1001.9 999.7 1003.0 1013.1 1017.4 991.0 DAY 13 13 30 21 30 29 5 13 6 2 1 18 1999 1010.3 1006.8 1007.4 1003.3 996.8 989.5 997.3 996.9 1001.7 1010.7 1009.6 1016.2 989.5 DAY 18 20 22 14 20 25 12 6 16 13 1 15 2000 1012.6 1006.7 1007.7 1003.8 997.3 994.4 997.2 998.0 997.5 1010.4 1013.5 1010.3 994.4 DAY 21 7 24 22 27 24 10 31 1 13 6 15 2001 1017.8 1001.0 1001.9 1002.8 995.7 996.2 992.9 995.8 1000.6 1008.8 1008.0 1016.0 992.9 DAY 4 21 25 26 30 29 18 27 5 1 18 5 2002 1009.1 1010.2 999.3 1000.2 998.7 990.0 996.5 994.9 1005.7 1011.3 1012.5 1012.5 990.0 DAY 8 25 28 3 30 21 25 8 17 28 13 21 2003 1011.6 1006.7 1003.8 1004.5 1001.7 995.8 994.0 997.5 1001.7 1007.8 1008.5 1014.6 994.0 DAY 28 26 26 27 8 30 31 1 10 5 1 6 1959-2003 1000.5 993.7 994.3 995.7 992.4 988.3 989.9 991.2 997.5 1003.0 1007.4 1005.6 988.3 YEAR-DAY 98-13 85-26 62-28 81-30 61-29 85-27 82-31 82- 1 0- 1 98- 2 79-29 88-27 85-27 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 136 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1016.0 1016.6 1012.4 1016.7 1019.7 1031.8 1034.4 1034.2 ****** 1962 1035.7 1029.8 1025.0 1022.7 1020.1 1016.0 1012.3 1017.3 1023.7 1029.5 1038.0 1035.6 1025.5 1963 1034.5 1030.4 1024.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** 1014.4 1012.9 1018.5 1022.1 1028.6 1031.7 1038.3 ****** 1973 1038.4 1029.6 1028.6 1020.9 1017.8 1012.0 1009.4 1014.8 1022.0 ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** 1010.3 ****** ****** ****** ****** 1036.7 ****** 1976 1032.0 1033.0 1029.9 1024.2 1018.6 1015.1 1009.0 1013.3 1019.9 1026.5 1036.9 1037.2 1024.6 1977 1038.5 1036.2 1028.7 1021.4 1019.0 1010.9 1009.0 1014.0 ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1035.8 1034.6 ****** 1980 1036.1 1034.3 1027.5 1021.1 1019.2 1014.5 1013.2 1015.5 1021.9 1027.1 1032.2 1033.7 1024.7 1981 1034.8 1031.6 1025.3 1022.1 1020.0 1015.7 1012.8 1016.2 1023.4 1031.0 1031.3 1033.9 1024.8 1982 1034.1 1032.9 1029.2 1026.2 1021.6 1016.1 1012.3 1011.6 1024.7 1029.9 1034.8 1038.3 1026.0 1983 1037.4 ****** ****** 1024.2 1019.2 1016.8 1010.5 1012.8 1020.2 1029.8 1033.6 1037.6 ****** 1984 1036.3 1039.5 1027.3 1021.9 1019.0 1014.8 1011.8 1011.7 1022.8 1031.1 1032.2 1039.5 1025.6 1985 1034.8 1025.8 1031.9 1022.1 1019.9 1011.5 1002.0 1007.3 1010.9 1017.8 1021.6 1022.8 1019.0 1986 1023.4 1021.5 1020.5 1014.8 1009.7 1002.8 1004.5 ****** 1012.4 1016.9 ****** 1026.6 ****** 1987 1025.0 1021.5 1012.7 1013.5 1011.9 ****** 1003.8 1004.0 1010.9 1020.9 1022.0 1022.5 ****** 1988 1023.8 1020.4 1013.6 1013.8 ****** 1001.6 999.9 1003.3 1009.8 1017.5 1020.0 1020.7 ****** 1989 1025.1 1027.0 1014.9 1013.8 1011.8 1003.7 1002.6 1004.6 1008.5 1016.1 1021.5 1020.4 1014.2 1990 1023.6 1019.3 1019.4 1010.8 1007.7 1002.1 1001.8 1004.3 1008.4 1016.8 1020.7 1024.0 1013.2 1991 1024.4 1022.5 1017.4 1012.9 1007.1 1004.2 1001.3 1003.9 1010.9 1017.7 1021.7 1020.6 1013.7 1992 1023.4 1018.1 1018.9 1012.7 1012.7 1003.8 1002.6 1007.0 1011.8 1017.2 1020.8 1021.4 1014.2 1993 1025.3 1021.0 1018.4 1012.5 1009.8 1004.5 1003.5 1006.7 1009.3 1021.3 1021.2 1024.7 1014.8 1994 1022.2 1019.6 1015.8 1013.7 1008.8 1001.0 999.5 1002.1 1014.9 1019.1 1017.6 1024.4 1013.2 1995 1024.0 1020.3 1017.7 1011.9 1011.2 1002.8 998.3 1002.8 1009.0 1017.3 1018.9 1026.0 1013.3 1996 1025.5 1019.7 1015.9 1014.0 1010.9 1004.0 1003.3 1005.3 1006.2 1016.4 1023.9 1024.9 1014.2 1997 1021.1 1021.6 1014.7 1011.2 1010.5 1002.6 999.4 1003.9 1010.2 1014.9 1022.1 1022.1 1012.9 1998 1020.8 1020.5 1015.6 1011.4 1010.3 1006.4 1001.0 1004.9 1009.2 1016.2 1020.1 1023.5 1013.3 1999 1022.9 1018.4 1016.0 1013.0 1008.6 1002.2 1000.9 1002.9 1008.5 1014.6 1020.5 1025.4 1012.8 2000 1021.1 1020.7 1016.1 1009.3 1004.8 1003.5 1003.1 1003.9 1007.8 1016.6 1023.2 1022.7 1012.7 2001 1025.0 1020.3 1015.1 1009.2 1004.5 1001.5 1001.3 1004.5 1009.4 1015.3 1019.2 1023.3 1012.4 2002 1022.3 1020.5 1015.4 1009.8 1007.2 1001.5 1003.1 1001.8 1010.2 1014.3 1021.1 1023.4 1012.6 2003 1023.3 1017.1 1016.2 1012.9 1011.3 1003.4 999.0 1004.2 1009.1 1013.5 1021.4 1024.9 1013.0 MEAN 1028.1 1024.8 1020.4 1016.0 1013.2 1007.8 1005.4 1008.3 1014.1 1020.9 1025.7 1028.1 1017.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 137 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1025.4 1024.8 1016.4 1022.9 1026.3 1041.6 1042.8 1043.9 ****** DAY ** ** ** ** 15 9 24 9 29 27 29 4 1962 1046.1 1043.5 1037.1 1036.1 1027.6 1022.3 1018.2 1025.5 1036.8 1037.2 1049.2 1045.1 1049.2 DAY 19 11 3 19 14 22 30 26 25 27 23 1 1963 1040.7 1040.8 1033.2 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 14 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1022.0 1016.9 1024.3 1028.7 1035.7 1038.2 1051.6 ****** DAY ** ** ** ** ** 1 15 25 21 25 11 27 1973 1053.2 1040.6 1043.0 1030.3 1029.8 1019.0 1014.4 1019.0 1035.9 ****** ****** ****** ****** DAY 25 7 10 10 7 2 22 30 30 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1015.1 ****** ****** ****** ****** 1044.9 ****** DAY ** ** ** ** ** ** 28 ** ** ** ** 25 1976 1039.5 1045.3 1038.5 1036.6 1025.5 1019.0 1015.3 1017.2 1026.0 1041.6 1047.7 1043.4 1047.7 DAY 1 21 28 3 2 14 6 26 13 31 12 21 1977 1050.0 1044.6 1041.5 1029.6 1024.6 1016.6 1013.2 1020.2 ****** ****** ****** ****** ****** DAY 10 3 9 2 29 10 31 31 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1045.9 1045.6 ****** DAY ** ** ** ** ** ** ** ** ** ** 13 23 1980 1042.2 1046.6 1033.5 1030.7 1024.8 1026.5 1018.7 1025.8 1028.3 1034.3 1038.9 1041.7 1046.6 DAY 15 3 28 20 16 1 18 30 25 23 26 16 1981 1043.6 1040.7 1039.4 1035.5 1027.8 1024.9 1019.5 1021.0 1032.6 1039.4 1039.9 1039.9 1043.6 DAY 9 4 5 3 21 9 29 31 23 24 26 12 1982 1045.9 1047.3 1036.9 1039.8 1028.7 1022.2 1018.5 1019.8 1030.9 1041.6 1044.6 1049.5 1049.5 DAY 18 20 5 4 29 3 8 15 21 25 18 10 1983 1050.6 ****** ****** 1030.1 1025.3 1027.5 1016.9 1017.2 1027.5 1036.1 1045.9 1046.9 ****** DAY 11 ** ** 29 31 1 11 31 30 27 26 25 1984 1045.5 1049.6 1036.7 1030.4 1026.0 1017.9 1015.4 1014.8 1027.5 1041.7 1040.6 1047.9 1049.6 DAY 4 22 1 4 13 13 3 12 30 21 27 18 1985 1040.3 1039.6 1049.6 1036.7 1030.3 1018.5 1005.2 1012.5 1019.2 1028.4 1027.5 1032.5 1049.6 DAY 4 24 5 17 12 6 31 30 22 31 25 31 1986 1032.8 1028.3 1028.6 1021.5 1021.2 1010.8 1008.5 ****** 1017.0 1025.0 ****** 1034.8 ****** DAY 24 17 27 5 19 2 22 ** 21 15 ** 11 1987 1034.0 1030.1 1025.4 1023.3 1016.8 ****** 1007.0 1009.1 1018.7 1032.2 1038.1 1037.3 ****** DAY 21 12 22 6 1 ** 27 31 24 28 30 1 1988 1033.2 1035.0 1022.9 1025.8 ****** 1010.9 1005.0 1008.3 1018.0 1025.2 1028.6 1033.4 ****** DAY 2 7 17 9 ** 1 23 21 25 16 15 29 1989 1032.4 1035.4 1023.5 1021.9 1022.3 1008.5 1005.6 1009.8 1024.3 1026.2 1027.4 1026.4 1035.4 DAY 30 4 1 3 1 2 19 31 23 24 8 18 1990 1033.0 1030.3 1029.4 1018.3 1018.8 1007.1 1006.6 1009.1 1013.9 1029.5 1029.6 1035.1 1035.1 DAY 26 8 17 3 15 8 15 2 27 15 14 27 1991 1035.4 1036.9 1028.0 1023.8 1015.4 1011.6 1005.2 1008.7 1021.8 1022.7 1029.1 1031.6 1036.9 DAY 12 15 12 15 8 23 19 31 28 16 24 17 1992 1034.7 1028.9 1034.4 1020.1 1025.4 1010.4 1007.7 1017.2 1019.7 1025.4 1029.5 1030.0 1034.7 DAY 10 16 12 3 2 10 14 31 30 17 4 31 1993 1034.8 1029.8 1029.4 1020.8 1022.1 1015.4 1008.2 1010.9 1018.1 1028.7 1030.3 1032.2 1034.8 DAY 6 8 17 24 9 23 27 24 23 8 30 6 1994 1031.5 1030.1 1023.8 1032.5 1016.2 1007.2 1005.0 1005.6 1023.0 1025.2 1022.3 1034.8 1034.8 DAY 10 18 3 5 7 9 13 9 22 9 10 7 1995 1032.5 1027.6 1027.9 1017.6 1019.2 1012.1 1003.7 1008.8 1016.3 1028.5 1029.2 1032.8 1032.8 DAY 7 19 5 10 26 1 25 25 22 18 28 10 1996 1036.8 1026.8 1021.6 1027.1 1018.5 1008.8 1012.3 1015.8 1015.6 1026.8 1037.4 1035.6 1037.4 DAY 10 27 20 4 4 16 3 29 24 2 18 7 1997 1030.2 1031.1 1030.0 1020.4 1020.1 1008.5 1003.8 1009.7 1016.8 1021.6 1032.8 1033.6 1033.6 DAY 19 7 11 13 6 5 9 28 7 8 7 28 1998 1028.9 1032.2 1025.2 1022.2 1022.9 1011.2 1007.0 1008.2 1016.5 1027.5 1027.8 1031.3 1032.2 DAY 22 23 26 7 3 6 22 28 12 9 21 29 1999 1038.1 1026.2 1025.1 1022.5 1014.5 1009.8 1005.7 1008.1 1018.1 1021.8 1033.6 1033.4 1038.1 DAY 2 12 19 23 26 9 18 19 29 26 30 1 2000 1029.2 1031.6 1024.2 1018.7 1012.8 1011.1 1008.9 1008.8 1015.9 1023.2 1036.1 1029.3 1036.1 DAY 13 10 1 3 5 13 25 23 29 16 17 17 2001 1036.5 1032.3 1026.9 1022.4 1009.9 1010.8 1007.0 1009.8 1019.3 1025.6 1028.7 1029.7 1036.5 DAY 29 9 11 1 1 2 30 13 22 10 20 22 2002 1029.7 1029.5 1030.1 1022.3 1015.0 1011.0 1009.1 1007.9 1016.4 1018.4 1030.2 1037.6 1037.6 DAY 26 6 11 1 17 24 3 31 30 23 18 4 2003 1031.8 1024.9 1032.6 1021.8 1024.9 1011.4 1003.5 1006.9 1019.9 1019.2 1033.9 1038.7 1038.7 DAY 21 6 2 18 1 7 4 3 27 16 23 12 1959-2003 1053.2 1049.6 1049.6 1039.8 1030.3 1027.5 1019.5 1025.8 1036.8 1041.7 1049.2 1051.6 1053.2 YEAR-DAY 73-25 84-22 85- 5 82- 4 85-12 83- 1 81-29 80-30 62-25 84-21 62-23 72-27 73-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 138 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1004.0 1004.4 1007.4 1012.1 1011.4 1022.9 1024.8 1021.3 ****** DAY ** ** ** ** 29 6 12 7 1 1 23 22 1962 1026.4 1019.2 1006.8 1009.5 1012.7 1005.6 1009.0 1011.6 1016.8 1017.3 1026.3 1028.4 1005.6 DAY 8 20 28 5 10 9 14 2 12 10 9 9 1963 1026.4 1022.6 1013.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1972 ****** ****** ****** ****** ****** 1002.0 1006.6 1006.8 1013.6 1023.1 1023.9 1023.5 ****** DAY ** ** ** ** ** 24 31 1 11 30 7 1 1973 1021.3 1007.9 1016.6 1013.4 1008.9 1002.4 1002.1 1009.2 1013.5 ****** ****** ****** ****** DAY 16 22 22 23 30 15 11 4 1 ** ** ** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1975 ****** ****** ****** ****** ****** ****** 1006.0 ****** ****** ****** ****** 1023.1 ****** DAY ** ** ** ** ** ** 5 ** ** ** ** 23 1976 1024.6 1017.9 1019.7 1016.9 1010.8 1010.4 1002.8 1009.9 1014.2 1018.0 1022.5 1028.1 1002.8 DAY 12 10 21 21 21 30 19 10 2 17 28 10 1977 1023.4 1024.3 1020.1 1012.5 1013.1 1004.0 1003.0 1003.9 ****** ****** ****** ****** ****** DAY 7 7 27 25 17 22 2 17 ** ** ** ** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.4 1023.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 29 1 1980 1027.3 1020.0 1010.3 1011.7 1013.4 1005.0 1009.7 1010.3 1017.2 1018.4 1025.9 1024.3 1005.0 DAY 17 18 2 26 5 17 2 1 21 4 16 11 1981 1023.5 1022.7 1012.8 1008.3 1008.6 1006.1 1007.9 1012.2 1017.4 1023.6 1021.6 1027.2 1006.1 DAY 3 21 27 30 16 5 6 13 17 14 22 26 1982 1016.3 1021.8 1017.8 1016.3 1015.7 1011.4 1001.9 1003.0 1018.5 1021.2 1025.5 1029.8 1001.9 DAY 17 14 19 27 22 24 31 1 13 5 7 28 1983 1015.5 ****** ****** 1015.3 1012.4 1006.9 1003.4 1006.3 1012.8 1016.7 1026.4 1022.1 ****** DAY 24 ** ** 23 29 22 28 4 8 4 11 12 1984 1026.5 1025.0 1016.2 1015.1 1005.9 1010.5 1007.3 1008.0 1016.7 1020.6 1022.0 1028.2 1005.9 DAY 29 8 12 25 29 21 15 8 1 17 12 14 1985 1026.4 1006.8 1012.9 1011.8 1013.8 1000.5 997.8 1002.2 1005.3 1009.8 1016.3 1008.7 997.8 DAY 16 26 24 24 22 27 28 7 7 11 9 19 1986 1005.6 1012.7 1010.1 1007.9 1001.8 996.2 1000.7 ****** 1007.9 1011.5 ****** 1012.2 ****** DAY 20 10 9 17 10 18 20 ** 29 5 ** 20 1987 1014.4 1010.5 999.1 1000.7 1007.9 ****** 994.9 999.1 1003.6 1009.5 1009.2 1011.6 ****** DAY 27 10 14 19 3 ** 3 18 6 4 7 31 1988 1011.1 1006.8 1000.7 1002.6 ****** 991.3 996.0 998.5 1003.0 1011.6 1010.9 1004.6 ****** DAY 19 3 21 15 ** 24 1 29 5 21 14 27 1989 1014.0 1015.5 1000.3 1003.1 1003.1 997.9 999.3 998.6 1000.6 1007.8 1015.0 1011.8 997.9 DAY 12 22 28 29 31 11 6 1 13 2 16 5 1990 1014.8 1007.7 1007.5 1000.7 996.5 997.2 996.8 998.3 1003.3 1009.3 1010.4 1009.7 996.5 DAY 24 15 14 15 12 27 4 8 2 2 1 25 1991 1010.9 1012.1 1006.5 1003.5 997.1 995.4 993.9 998.1 1003.1 1012.2 1012.2 1013.2 993.9 DAY 25 4 7 4 22 12 8 12 7 4 5 12 1992 1014.3 1005.5 1004.6 1004.8 1005.4 996.3 998.2 999.3 1005.5 1010.1 1011.0 1014.7 996.3 DAY 23 25 31 18 19 27 26 1 18 13 26 19 1993 1015.4 1012.5 1007.7 1004.7 1002.7 997.6 1000.2 1001.9 1003.6 1009.1 1011.1 1016.5 997.6 DAY 9 3 21 20 20 19 13 12 3 1 13 4 1994 1008.9 1009.2 1001.9 1002.0 1000.9 994.9 994.8 995.0 1004.6 1011.0 1009.8 1005.8 994.8 DAY 5 1 12 2 1 22 7 2 1 2 17 4 1995 1014.7 1008.9 1002.4 1006.3 1004.7 993.6 990.4 997.3 1002.7 1005.5 1008.8 1017.5 990.4 DAY 1 9 26 15 6 30 1 3 20 12 11 4 1996 1015.2 1007.1 1006.1 1004.6 1004.8 996.0 998.9 999.1 1000.0 1008.3 1016.7 1014.5 996.0 DAY 6 5 26 10 29 6 6 8 19 27 9 15 1997 1008.4 1008.5 1001.6 997.3 1000.6 996.3 993.4 999.6 1000.1 1009.4 1015.6 1010.4 993.4 DAY 17 27 25 10 4 23 16 19 2 5 5 10 1998 1000.5 1006.1 1006.2 1001.9 1000.8 1000.7 991.1 1001.8 999.7 1003.1 1013.1 1017.3 991.1 DAY 13 13 30 21 30 29 5 13 6 2 1 18 1999 1009.7 1006.9 1007.3 1003.3 996.9 989.8 997.5 997.0 1001.8 1010.9 1009.6 1016.2 989.8 DAY 18 20 22 14 20 25 12 6 16 18 1 15 2000 1012.7 1006.8 1007.7 1002.6 997.6 994.5 997.3 998.2 997.6 1010.3 1013.4 1010.4 994.5 DAY 21 7 24 21 27 24 10 31 1 13 6 15 2001 1017.8 1001.1 1001.9 1002.8 995.6 996.3 993.1 995.8 1000.5 1008.7 1007.8 1015.9 993.1 DAY 4 21 25 26 30 29 18 27 5 1 18 5 2002 1009.2 1010.2 999.3 1000.4 998.7 990.2 996.6 995.0 1005.6 1011.3 1012.5 1012.5 990.2 DAY 8 25 28 3 30 20 25 8 17 28 13 21 2003 1011.5 1006.7 1003.7 1004.4 1001.6 995.8 994.0 997.5 1001.6 1007.8 1008.5 1014.5 994.0 DAY 28 26 26 27 8 30 31 1 10 5 1 6 1959-2003 1000.5 1001.1 999.1 997.3 995.6 989.8 990.4 995.0 997.6 1003.1 1007.8 1004.6 989.8 YEAR-DAY 98-13 1-21 87-14 97-10 1-30 99-25 95- 1 94- 2 0- 1 98- 2 1-18 88-27 99-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 139 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 862.9 863.6 861.5 863.9 864.9 870.7 869.8 867.5 ****** 1962 867.6 864.9 863.7 863.6 864.6 862.9 861.3 864.1 866.6 869.1 871.5 868.1 865.7 1963 867.9 866.5 862.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 864.5 864.1 864.1 860.7 861.6 865.1 869.0 870.2 868.9 ****** 1984 866.8 868.9 864.8 863.7 863.0 862.2 861.0 860.8 866.7 869.8 868.6 869.2 865.5 1985 866.3 861.1 866.7 863.7 864.5 860.4 852.0 854.4 856.4 858.5 859.5 856.9 860.0 1986 856.7 855.3 855.3 855.8 855.1 851.1 853.4 ****** 857.6 859.6 ****** 857.8 ****** 1987 858.8 856.7 852.0 855.4 856.6 ****** 852.5 853.0 856.3 859.8 859.8 857.8 ****** 1988 857.5 855.1 852.1 855.7 ****** 851.1 850.4 852.0 855.6 859.1 858.4 856.1 ****** 1989 855.3 857.0 853.2 855.9 855.8 852.7 852.6 853.3 854.8 858.9 858.9 856.2 855.4 1990 856.3 853.6 856.7 853.2 854.2 851.7 851.5 853.5 855.1 858.3 859.5 ****** ****** 1991 ****** 856.1 854.7 855.0 852.0 852.0 ****** 852.5 856.1 ****** 859.3 856.4 ****** 1992 ****** 852.7 854.1 853.7 855.0 852.1 852.0 854.6 856.6 858.1 858.9 856.6 ****** 1993 856.6 855.8 855.2 854.3 854.6 852.8 852.6 854.4 855.9 861.0 858.2 859.1 855.9 1994 856.1 853.8 855.0 855.6 854.8 850.6 850.3 852.1 858.5 859.9 857.3 857.7 855.1 1995 857.9 855.5 855.2 854.1 855.9 851.7 849.9 852.7 855.0 858.5 857.6 858.8 855.2 1996 857.7 854.8 853.3 855.3 855.5 852.7 852.6 853.6 854.0 858.0 860.5 859.3 855.6 1997 855.2 855.6 852.2 853.4 855.3 852.1 850.4 853.0 856.5 857.9 859.0 856.7 854.8 1998 854.3 854.8 853.8 854.6 855.4 854.6 851.3 854.0 855.4 858.6 859.2 860.1 855.5 1999 856.5 855.1 853.7 854.8 854.3 851.7 850.8 852.7 854.7 857.3 857.6 860.3 855.0 2000 855.0 855.0 854.2 854.1 852.7 852.1 852.5 853.2 855.0 858.5 859.4 857.5 854.9 2001 857.4 855.3 854.6 853.8 852.6 851.2 851.5 853.4 855.8 857.6 857.7 858.9 855.0 2002 856.6 855.9 855.0 852.6 853.6 851.4 852.8 852.3 856.9 858.6 859.1 856.7 855.1 2003 856.5 853.1 854.3 855.1 855.6 851.9 850.2 853.2 855.2 857.3 858.5 858.5 854.9 MEAN 858.6 856.9 856.0 856.3 856.7 854.4 853.3 854.9 857.6 860.6 860.8 859.8 857.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 140 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 868.6 867.8 865.8 868.1 869.3 875.5 874.4 876.2 ****** DAY ** ** ** ** 15 10 24 9 24 31 1 3 1962 874.1 874.2 871.4 871.2 868.6 867.8 865.3 870.0 874.7 875.1 879.9 873.1 879.9 DAY 12 11 6 19 16 22 30 26 25 27 22 1 1963 871.6 872.1 868.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 869.6 869.3 869.1 865.4 865.5 869.8 875.0 876.1 874.7 ****** DAY ** ** ** 29 16 1 11 31 30 28 26 4 1984 875.3 876.5 871.2 869.5 867.2 864.7 863.6 862.7 869.7 875.8 874.6 875.5 876.5 DAY 4 22 28 13 16 4 3 21 21 21 26 18 1985 871.5 869.2 876.4 871.9 872.0 865.4 855.7 858.0 861.9 865.6 863.8 862.3 876.4 DAY 14 24 4 17 12 5 15 30 22 31 17 8 1986 862.5 862.3 862.2 861.1 862.0 856.1 855.8 ****** 861.9 864.6 ****** 867.3 ****** DAY 24 22 27 5 19 2 3 ** 21 14 ** 6 1987 864.0 862.9 859.6 860.5 858.7 ****** 855.3 857.8 861.0 864.9 865.9 867.1 ****** DAY 20 1 22 30 13 ** 28 7 25 28 29 1 1988 863.6 862.5 860.2 861.2 ****** 856.7 853.9 856.1 860.3 863.9 864.7 862.9 ****** DAY 2 7 17 8 ** 1 22 21 24 16 5 29 1989 863.3 862.5 858.1 859.9 859.0 855.2 856.1 856.6 863.1 863.5 862.3 859.7 863.5 DAY 21 8 8 3 21 2 19 19 23 27 8 18 1990 863.3 861.1 864.7 858.3 860.3 855.1 855.0 856.2 858.6 865.7 866.6 ****** ****** DAY 26 7 9 24 15 4 15 3 27 18 22 ** 1991 ****** 864.9 860.2 860.9 857.0 856.6 ****** 856.2 860.0 ****** 863.2 861.7 ****** DAY ** 15 12 15 8 16 ** 31 16 ** 13 17 1992 ****** 859.6 861.8 856.9 859.7 856.2 855.1 857.6 859.1 863.5 865.7 860.6 ****** DAY ** 16 12 11 28 6 15 4 30 29 3 1 1993 864.0 862.2 862.0 858.8 860.1 858.9 856.4 857.7 860.2 866.5 862.4 863.5 866.5 DAY 6 8 17 1 9 22 27 28 22 16 21 26 1994 864.3 860.3 860.4 863.9 858.5 854.3 853.3 854.6 864.8 863.4 862.7 863.1 864.8 DAY 9 17 3 5 7 8 13 7 22 10 2 7 1995 863.1 860.2 860.9 858.0 861.6 857.0 852.7 857.3 859.0 865.7 864.0 863.9 865.7 DAY 7 17 2 10 26 1 28 24 12 26 15 10 1996 863.3 858.9 856.5 859.9 860.1 855.2 859.3 859.9 860.2 864.3 869.1 865.7 869.1 DAY 9 23 6 4 7 11 3 29 24 1 18 7 1997 861.8 861.1 863.2 860.0 860.2 856.3 853.4 855.8 860.9 863.0 867.1 864.3 867.1 DAY 23 25 11 20 7 6 8 16 18 8 7 28 1998 860.9 863.4 861.6 862.0 861.7 858.5 855.3 856.8 859.4 864.3 864.7 866.1 866.1 DAY 4 22 26 12 8 5 22 19 12 9 20 29 1999 863.9 860.5 860.9 859.0 859.1 857.0 854.5 857.1 859.3 859.9 865.0 865.3 865.3 DAY 2 11 31 23 27 1 18 19 29 26 30 5 2000 861.0 861.3 859.0 858.5 859.3 856.2 856.4 856.6 859.1 861.8 866.7 862.5 866.7 DAY 24 29 27 3 5 3 30 23 29 15 17 4 2001 860.5 865.0 863.9 862.2 855.7 856.8 854.7 857.7 860.8 864.7 862.8 862.8 865.0 DAY 29 9 1 1 19 2 29 4 22 10 2 22 2002 862.0 860.8 864.3 860.5 857.8 857.6 856.2 856.1 860.3 862.2 865.0 864.8 865.0 DAY 25 2 12 1 9 24 2 29 21 10 18 3 2003 861.2 860.1 862.4 860.2 861.7 855.5 854.0 855.2 861.4 860.9 865.4 864.4 865.4 DAY 12 12 2 7 1 6 3 3 26 15 25 12 1959-2003 875.3 876.5 876.4 871.9 872.0 869.1 865.8 870.0 874.7 875.8 879.9 876.2 879.9 YEAR-DAY 84- 4 84-22 85- 4 85-17 85-12 83- 1 61-24 62-26 62-25 84-21 62-22 61- 3 62-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 141 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 854.8 853.8 858.8 860.4 860.4 864.9 863.5 857.6 ****** DAY ** ** ** ** 29 6 14 7 1 1 23 22 1962 861.5 857.0 853.4 854.1 858.1 856.1 858.9 860.0 862.0 861.7 866.6 863.5 853.4 DAY 27 5 28 5 10 9 14 20 11 10 9 24 1963 863.6 860.4 854.7 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 859.7 860.0 858.7 855.8 858.2 860.4 861.3 864.9 860.0 ****** DAY ** ** ** 23 29 21 27 4 8 4 11 27 1984 859.1 858.7 856.4 858.7 855.4 858.1 857.9 857.9 862.5 863.1 861.8 862.9 855.4 DAY 29 8 14 25 1 20 15 25 8 17 13 14 1985 860.7 849.1 854.7 858.8 859.4 851.0 848.8 851.0 852.6 853.3 856.6 848.8 848.8 DAY 2 26 24 24 4 29 19 7 6 10 7 19 1986 841.6 848.8 848.9 851.5 848.8 846.5 850.8 ****** 855.1 856.8 ****** 846.8 ****** DAY 20 15 9 11 10 18 20 ** 3 6 ** 20 1987 851.2 847.2 844.1 846.0 854.4 ****** 845.9 849.2 853.3 854.9 851.9 849.2 ****** DAY 2 10 14 19 6 ** 3 29 22 8 7 30 1988 848.0 846.3 846.5 850.1 ****** 844.3 847.2 848.5 852.3 853.2 851.5 846.0 ****** DAY 19 3 5 15 ** 23 8 29 4 30 28 27 1989 846.6 849.7 843.7 850.0 850.8 849.3 849.4 847.1 849.9 852.3 854.9 852.1 843.7 DAY 4 22 28 29 31 10 31 1 12 1 24 5 1990 850.8 844.8 850.3 845.7 845.6 848.8 848.1 850.5 852.2 852.4 852.7 ****** ****** DAY 16 15 14 15 12 27 4 7 18 31 1 ** 1991 ****** 849.2 846.5 847.3 844.3 846.2 ****** 848.5 851.8 ****** 854.5 851.3 ****** DAY ** 4 7 4 22 12 ** 11 3 ** 5 1 1992 ****** 846.0 846.5 847.7 851.1 846.5 848.7 850.3 852.8 854.8 852.6 851.4 ****** DAY ** 11 30 18 19 27 18 1 17 5 25 30 1993 848.4 850.7 845.3 848.0 850.5 849.7 850.1 850.1 852.3 854.7 851.8 851.4 845.3 DAY 8 15 21 13 7 3 13 12 3 28 13 4 1994 847.5 847.4 844.8 847.0 849.0 846.2 846.8 847.6 853.5 855.1 850.1 844.0 844.0 DAY 16 12 12 2 1 29 20 1 1 2 25 4 1995 851.2 848.7 845.4 847.3 850.7 845.5 844.7 850.0 851.5 852.3 847.0 854.3 844.7 DAY 1 8 26 24 14 30 1 3 20 12 25 4 1996 851.7 846.6 848.3 848.2 850.7 848.6 849.2 849.1 848.9 851.9 855.5 852.6 846.6 DAY 19 5 13 10 29 6 6 8 19 27 28 15 1997 843.8 847.5 845.8 844.5 846.9 847.8 847.1 849.2 850.7 854.6 855.0 849.5 843.8 DAY 17 27 29 10 4 23 15 5 2 23 19 10 1998 838.9 843.5 844.6 848.6 848.5 851.6 845.2 851.1 851.1 852.2 855.0 854.4 838.9 DAY 13 13 1 24 30 23 5 5 6 2 16 18 1999 848.6 847.8 847.6 847.7 846.5 842.8 848.3 848.6 851.2 855.0 852.1 853.7 842.8 DAY 18 20 21 8 14 25 10 6 16 31 1 15 2000 848.1 845.5 849.0 851.5 847.8 846.6 849.0 849.2 848.4 855.0 851.5 847.9 845.5 DAY 20 7 9 11 27 24 10 31 1 13 6 15 2001 853.0 842.3 845.1 847.5 847.0 846.5 844.9 847.8 851.1 851.5 850.7 852.8 842.3 DAY 18 21 25 12 30 17 18 27 5 31 18 5 2002 851.4 849.8 847.5 842.9 849.5 843.6 848.2 848.0 853.2 854.7 853.3 847.8 842.9 DAY 21 27 22 3 12 20 24 16 17 28 12 21 2003 845.3 844.6 846.1 850.2 850.2 846.5 847.0 850.0 850.2 853.6 850.4 852.3 844.6 DAY 28 20 26 17 8 30 30 1 6 26 14 6 1959-2003 838.9 842.3 843.7 842.9 844.3 842.8 844.7 847.1 848.4 851.5 847.0 844.0 838.9 YEAR-DAY 98-13 1-21 89-28 2- 3 91-22 99-25 95- 1 89- 1 0- 1 1-31 95-25 94- 4 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 142 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1027.0 1027.9 1025.5 1028.3 1029.4 1036.1 1035.1 1032.4 ****** 1962 1032.5 1029.4 1028.0 1027.9 1029.1 1027.1 1025.2 1028.4 1031.3 1034.2 1037.0 1033.0 1030.2 1963 1032.8 1031.2 1026.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1028.8 1028.5 1028.4 1024.5 1025.5 1029.6 1034.1 1035.4 1034.0 ****** 1984 1031.5 1034.0 1029.2 1028.0 1027.2 1026.3 1024.8 1024.6 1031.5 1035.0 1033.6 1034.3 1030.0 1985 1031.0 1024.9 1031.4 1028.0 1028.9 1024.1 1014.5 1017.3 1019.6 1021.9 1023.2 1020.1 1023.7 1986 1019.9 1018.3 1018.3 1018.9 1018.0 1013.4 1016.1 ****** 1021.0 1023.3 ****** 1021.1 ****** 1987 1022.3 1019.9 1014.5 1018.4 1019.8 ****** 1015.1 1015.6 1019.4 1023.5 1023.5 1021.2 ****** 1988 1020.8 1018.0 1014.6 1018.8 ****** 1013.5 1012.6 1014.5 1018.6 1022.6 1021.9 1019.2 ****** 1989 1018.3 1020.3 1015.8 1019.0 1018.9 1015.3 1015.1 1015.9 1017.7 1022.4 1022.4 1019.3 1018.4 1990 1019.4 1016.4 1019.9 1015.9 1017.0 1014.2 1013.9 1016.2 1018.1 1021.7 1023.1 ****** ****** 1991 ****** 1019.2 1017.6 1017.9 1014.4 1014.5 ****** 1015.1 1019.3 ****** 1022.9 1019.5 ****** 1992 ****** 1015.3 1016.9 1016.4 1018.0 1014.6 1014.5 1017.5 1019.8 1021.5 1022.5 1019.8 ****** 1993 1019.8 1018.9 1018.1 1017.2 1017.5 1015.4 1015.1 1017.3 1019.0 1024.9 1021.6 1022.7 1018.9 1994 1019.3 1016.5 1017.9 1018.6 1017.7 1012.9 1012.5 1014.6 1022.0 1023.6 1020.6 1021.1 1018.1 1995 1021.3 1018.5 1018.2 1016.9 1019.0 1014.2 1012.1 1015.3 1018.0 1022.0 1020.9 1022.3 1018.2 1996 1021.1 1017.8 1016.0 1018.3 1018.5 1015.3 1015.2 1016.4 1016.8 1021.4 1024.3 1022.9 1018.7 1997 1018.1 1018.7 1014.7 1016.1 1018.3 1014.6 1012.7 1015.6 1019.7 1021.3 1022.6 1019.9 1017.7 1998 1017.2 1017.7 1016.6 1017.5 1018.4 1017.5 1013.7 1016.8 1018.4 1022.1 1022.8 1023.9 1018.5 1999 1019.6 1018.0 1016.5 1017.8 1017.1 1014.2 1013.1 1015.3 1017.6 1020.6 1021.0 1024.0 1017.9 2000 1018.0 1018.0 1017.0 1016.9 1015.2 1014.6 1015.0 1015.9 1017.9 1022.0 1023.1 1020.8 1017.9 2001 1020.7 1018.3 1017.5 1016.6 1015.2 1013.6 1013.9 1016.2 1018.8 1021.0 1021.1 1022.4 1017.9 2002 1019.8 1019.0 1018.0 1015.2 1016.3 1013.8 1015.4 1014.8 1020.1 1022.1 1022.6 1019.9 1018.1 2003 1019.7 1015.7 1017.2 1018.0 1018.6 1014.3 1012.4 1015.9 1018.2 1020.6 1021.9 1022.0 1017.9 MEAN 1022.2 1020.2 1019.1 1019.4 1019.9 1017.2 1016.0 1017.9 1020.9 1024.4 1024.7 1023.4 1020.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 143 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MAX. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1033.6 1032.7 1030.4 1033.0 1034.4 1041.6 1040.3 1042.4 ****** DAY ** ** ** ** 15 10 24 9 24 31 1 3 1962 1040.0 1040.1 1036.8 1036.6 1033.6 1032.7 1029.8 1035.2 1040.6 1041.1 1046.6 1038.8 1046.6 DAY 12 11 6 19 16 22 30 26 25 27 22 1 1963 1037.1 1037.6 1032.9 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 27 5 23 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1034.8 1034.4 1034.2 1029.9 1030.0 1035.0 1041.0 1042.3 1040.6 ****** DAY ** ** ** 29 16 1 11 31 30 28 26 4 1984 1041.3 1042.7 1036.6 1034.7 1032.0 1029.1 1027.9 1026.8 1034.9 1041.9 1040.5 1041.6 1042.7 DAY 4 22 28 13 16 4 3 21 21 21 26 18 1985 1037.0 1034.3 1042.6 1037.4 1037.5 1029.9 1018.8 1021.4 1025.9 1030.2 1028.1 1026.4 1042.6 DAY 14 24 4 17 12 5 15 30 22 31 17 8 1986 1026.6 1026.4 1026.2 1025.0 1026.0 1019.2 1018.9 ****** 1025.9 1029.0 ****** 1032.1 ****** DAY 24 22 27 5 19 2 3 ** 21 14 ** 6 1987 1028.3 1027.1 1023.3 1024.3 1022.2 ****** 1018.3 1021.2 1024.9 1029.4 1030.5 1031.9 ****** DAY 20 1 22 30 13 ** 28 7 25 28 29 1 1988 1027.9 1026.6 1023.9 1025.1 ****** 1019.9 1016.7 1019.2 1024.1 1028.2 1029.1 1027.1 ****** DAY 2 7 17 8 ** 1 22 21 24 16 5 29 1989 1027.5 1026.6 1021.5 1023.6 1022.6 1018.2 1019.2 1019.8 1027.3 1027.7 1026.4 1023.4 1027.7 DAY 21 8 8 3 21 2 19 19 23 27 8 18 1990 1027.5 1025.0 1029.1 1021.8 1024.1 1018.1 1018.0 1019.3 1022.1 1030.3 1031.3 ****** ****** DAY 26 7 9 24 15 4 15 3 27 18 22 ** 1991 ****** 1029.4 1023.9 1024.7 1020.3 1019.8 ****** 1019.3 1023.7 ****** 1027.4 1025.7 ****** DAY ** 15 12 15 8 16 ** 31 16 ** 13 17 1992 ****** 1023.3 1025.8 1020.1 1023.4 1019.3 1018.1 1020.9 1022.7 1027.7 1030.3 1024.4 ****** DAY ** 16 12 11 28 6 15 4 30 29 3 1 1993 1028.3 1026.2 1026.0 1022.3 1023.8 1022.4 1019.6 1021.1 1023.9 1031.2 1026.5 1027.7 1031.2 DAY 6 8 17 1 9 22 27 28 22 16 21 26 1994 1028.7 1024.1 1024.2 1028.2 1022.0 1017.1 1016.0 1017.5 1029.2 1027.6 1026.8 1027.3 1029.2 DAY 9 17 3 5 7 8 13 7 22 10 2 7 1995 1027.3 1023.9 1024.7 1021.4 1025.6 1020.3 1015.3 1020.6 1022.6 1030.3 1028.3 1028.2 1030.3 DAY 7 17 2 10 26 1 28 24 12 26 15 10 1996 1027.5 1022.4 1019.7 1023.6 1023.8 1018.2 1022.9 1023.6 1023.9 1028.7 1034.2 1030.3 1034.2 DAY 9 23 6 4 7 11 3 29 24 1 18 7 1997 1025.8 1025.0 1027.4 1023.7 1023.9 1019.4 1016.1 1018.9 1024.7 1027.2 1031.9 1028.7 1031.9 DAY 23 25 11 20 7 6 8 16 18 8 7 28 1998 1024.7 1027.6 1025.6 1026.0 1025.7 1022.0 1018.3 1020.0 1023.0 1028.7 1029.1 1030.7 1030.7 DAY 4 22 26 12 8 5 22 19 12 9 20 29 1999 1028.2 1024.3 1024.7 1022.6 1022.7 1020.3 1017.4 1020.4 1022.9 1023.6 1029.5 1029.8 1029.8 DAY 2 11 31 23 27 1 18 19 29 26 30 5 2000 1024.9 1025.2 1022.6 1022.0 1022.9 1019.3 1019.6 1019.8 1022.7 1025.8 1031.4 1026.6 1031.4 DAY 24 29 27 3 5 3 30 23 29 15 17 4 2001 1024.3 1029.5 1028.2 1026.2 1018.8 1020.0 1017.6 1021.1 1024.6 1029.1 1026.9 1026.9 1029.5 DAY 29 9 1 1 19 2 29 4 22 10 2 22 2002 1026.0 1024.6 1028.7 1024.3 1021.2 1020.9 1019.3 1019.2 1024.1 1026.2 1029.5 1029.2 1029.5 DAY 25 2 12 1 9 24 2 29 21 10 18 3 2003 1025.1 1023.8 1026.5 1023.9 1025.7 1018.5 1016.8 1018.2 1025.3 1024.7 1029.9 1028.8 1029.9 DAY 12 12 2 7 1 6 3 3 26 15 25 12 1959-2003 1041.3 1042.7 1042.6 1037.4 1037.5 1034.2 1030.4 1035.2 1040.6 1041.9 1046.6 1042.4 1046.6 YEAR-DAY 84- 4 84-22 85- 4 85-17 85-12 83- 1 61-24 62-26 62-25 84-21 62-22 61- 3 62-22 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 144 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1017.7 1016.6 1022.3 1024.2 1024.2 1029.4 1027.7 1020.9 ****** DAY ** ** ** ** 29 6 14 7 1 1 23 22 1962 1025.4 1020.3 1016.1 1016.9 1021.5 1019.2 1022.4 1023.7 1026.0 1025.7 1031.3 1027.7 1016.1 DAY 27 5 28 5 10 9 14 20 11 10 9 24 1963 1027.9 1024.2 1017.6 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 13 5 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 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1008.3 1010.2 1010.1 1013.0 1010.6 1011.3 1011.2 1010.9 1014.4 1018.5 1015.2 1008.3 DAY 19 5 13 10 29 6 6 8 19 27 28 15 1997 1005.0 1009.3 1007.4 1005.9 1008.6 1009.7 1008.8 1011.3 1013.0 1017.5 1018.0 1011.6 1005.0 DAY 17 27 29 10 4 23 15 5 2 23 19 10 1998 999.4 1004.7 1006.0 1010.6 1010.5 1014.0 1006.7 1013.5 1013.5 1014.7 1018.0 1017.3 999.4 DAY 13 13 1 24 30 23 5 5 6 2 16 18 1999 1010.6 1009.7 1009.4 1009.5 1008.2 1003.9 1010.2 1010.6 1013.6 1018.0 1014.6 1016.5 1003.9 DAY 18 20 21 8 14 25 10 6 16 31 1 15 2000 1010.0 1007.0 1011.0 1013.9 1009.7 1008.3 1011.0 1011.3 1010.3 1018.0 1013.9 1009.8 1007.0 DAY 20 7 9 11 27 24 10 31 1 13 6 15 2001 1015.7 1003.3 1006.5 1009.3 1008.7 1008.2 1006.3 1009.7 1013.5 1013.9 1013.0 1015.4 1003.3 DAY 18 21 25 12 30 17 18 27 5 31 18 5 2002 1013.8 1012.0 1009.3 1004.0 1011.6 1004.8 1010.1 1009.9 1015.9 1017.6 1016.0 1009.7 1004.0 DAY 21 27 22 3 12 20 24 16 17 28 12 21 2003 1006.8 1006.0 1007.7 1012.4 1012.4 1008.2 1008.7 1012.2 1012.4 1016.3 1012.7 1014.8 1006.0 DAY 28 20 26 17 8 30 30 1 6 26 14 6 1959-2003 999.4 1003.3 1004.9 1004.0 1005.6 1003.9 1006.1 1008.8 1010.3 1013.9 1008.7 1005.3 999.4 YEAR-DAY 98-13 1-21 89-28 2- 3 91-22 99-25 95- 1 89- 1 0- 1 1-31 95-25 94- 4 98-13 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 145 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M AVERAGE OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. 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OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1012.0 1011.7 1004.3 1010.9 1012.7 1025.8 1026.8 1028.2 ****** DAY ** ** ** ** 15 8 23 9 28 25 29 3 1962 1031.1 1028.5 1021.8 1020.9 1014.4 1009.3 1006.1 1012.2 1022.9 1022.9 1033.4 1028.5 1033.4 DAY 19 11 3 19 12 11 30 26 25 27 22 1 1963 1025.5 1024.9 1018.5 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 5 8 14 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1017.3 1013.3 1013.6 1003.9 1004.2 1013.7 1021.6 1029.8 1030.8 ****** DAY ** ** ** 29 31 1 11 31 30 27 26 21 1984 1031.9 1034.0 1022.0 1017.4 1012.0 1005.2 1002.2 1002.3 1013.8 1026.2 1024.8 1031.7 1034.0 DAY 4 18 1 4 2 29 3 12 25 21 30 18 1985 1025.7 1023.5 1034.4 1021.5 1017.2 1007.6 ****** ****** ****** ****** ****** ****** ****** DAY 19 24 4 17 12 5 ** ** ** ** ** ** 1986 ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.8 ****** 1035.3 ****** DAY ** ** ** ** ** ** ** ** ** 15 ** 6 1987 1032.5 1030.4 1025.6 1022.8 1015.5 ****** 1008.3 1009.1 1016.9 1031.9 1036.9 1038.4 ****** DAY 21 1 22 6 1 ** 28 7 24 28 30 1 1988 1034.0 1034.5 1023.6 1025.5 ****** 1010.7 1005.2 1008.9 1017.9 1024.1 1030.0 1033.3 ****** DAY 2 7 17 3 ** 1 23 21 24 16 15 29 1989 1033.5 1033.6 1022.5 1021.7 1022.2 1008.3 1007.1 1010.9 1024.1 1025.3 1029.9 1024.9 1033.6 DAY 30 4 31 3 1 2 19 19 23 24 1 18 1990 1034.1 1030.3 1029.7 1016.9 1018.7 1007.7 1006.8 1008.9 1014.1 1029.3 1030.5 ****** ****** DAY 26 7 9 3 15 8 15 2 25 15 22 ** 1991 ****** 1036.8 1029.2 1024.8 1016.3 1010.2 ****** 1008.6 1016.8 ****** 1028.4 1031.4 ****** DAY ** 14 12 15 8 15 ** 9 16 ** 23 17 1992 ****** 1028.1 1032.7 1021.5 1023.8 1010.7 1007.8 1012.0 1018.5 1024.9 1029.3 1030.2 ****** DAY ** 16 12 11 2 13 14 14 30 17 4 31 1993 1034.4 1029.4 1029.1 1021.4 1023.2 1014.7 1008.1 1010.9 1016.4 1028.6 1030.1 1033.1 1034.4 DAY 19 8 17 24 9 22 27 24 23 8 30 6 1994 1031.7 1028.0 1024.5 1031.8 1018.4 1007.9 1005.3 1005.7 1023.4 1025.4 1022.5 1035.2 1035.2 DAY 9 18 3 5 7 8 13 7 22 9 19 7 1995 1031.0 1027.5 1026.0 1018.6 1021.3 1012.7 1003.8 1009.6 1016.3 1028.4 1029.1 1032.2 1032.2 DAY 7 17 5 7 28 1 25 24 22 17 27 10 1996 1035.2 1027.3 1021.7 1027.5 1018.4 1008.7 1012.1 1015.2 1016.2 1026.0 1037.4 1034.7 1037.4 DAY 10 27 20 4 2 16 3 29 24 19 18 7 1997 1030.1 1031.3 1028.9 1019.6 1020.2 1007.9 1004.0 1009.3 1016.6 1020.3 1031.8 1033.9 1033.9 DAY 19 7 11 20 6 7 8 25 18 8 7 28 1998 1028.1 1032.4 1024.1 1021.4 1021.4 1011.1 1006.3 1008.1 1016.3 1026.5 1026.1 1029.9 1032.4 DAY 22 22 26 7 3 6 22 28 12 9 24 29 1999 1037.2 1023.9 1024.4 1021.5 1014.1 1009.4 1005.6 1008.5 1017.4 1020.6 1032.8 1032.6 1037.2 DAY 2 1 18 23 26 9 18 18 29 26 30 1 2000 1029.4 1030.5 1023.7 1018.2 1013.2 1011.3 1008.2 1007.9 1013.8 1021.6 1035.1 1028.5 1035.1 DAY 14 10 3 3 5 13 25 18 29 16 17 17 2001 1036.0 1031.5 1027.3 1021.6 1009.4 1010.1 1006.5 1009.8 1018.8 1025.8 1027.6 1029.1 1036.0 DAY 29 9 11 1 1 2 29 13 22 10 20 22 2002 1029.5 1028.0 1028.1 1021.0 1014.6 1010.4 1007.9 1008.2 1017.0 1016.7 1029.6 1035.9 1035.9 DAY 25 2 11 1 17 24 2 31 30 19 17 4 2003 1029.9 1025.1 1031.8 1021.4 1024.9 1010.8 1003.1 1006.7 1019.2 1018.1 1032.8 1040.0 1040.0 DAY 21 12 2 18 1 6 4 30 26 15 23 12 1959-2003 1037.2 1036.8 1034.4 1031.8 1024.9 1014.7 1012.1 1015.2 1024.1 1031.9 1037.4 1040.0 1040.0 YEAR-DAY 99- 2 91-14 85- 4 94- 5 3- 1 93-22 96- 3 96-29 89-23 87-28 96-18 3-12 3-12 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 147 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 M MIN. OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 992.3 990.3 966.7 999.2 999.7 1007.6 1009.0 1006.9 ****** DAY ** ** ** ** 29 6 11 7 1 1 23 22 1962 1009.9 1000.7 995.8 996.0 1000.8 994.1 996.9 999.4 1003.7 1004.0 1011.1 1012.3 994.1 DAY 8 20 28 5 10 9 14 2 4 10 9 24 1963 1011.7 1007.9 999.1 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 25 5 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** 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1006.3 1015.0 1015.9 997.4 DAY 6 5 26 10 29 5 25 8 19 14 9 15 1997 1007.3 1005.9 1001.8 998.1 997.8 996.1 993.2 998.5 999.8 1009.2 1014.9 1009.6 993.2 DAY 17 27 25 10 4 23 16 5 2 5 12 10 1998 1001.8 1006.5 1002.9 1002.4 1000.5 1000.8 991.1 1000.9 999.6 1002.8 1012.5 1014.7 991.1 DAY 13 13 18 20 30 28 5 12 6 2 1 21 1999 1008.4 1005.8 1006.5 1003.3 995.7 989.3 997.0 996.5 1001.4 1009.7 1007.4 1014.4 989.3 DAY 18 20 12 8 20 25 10 6 13 18 1 15 2000 1011.5 1005.1 1004.4 1002.6 997.1 994.8 997.0 997.3 997.7 1009.7 1013.0 1008.7 994.8 DAY 6 7 24 11 27 24 10 31 1 12 6 15 2001 1016.0 1000.8 999.2 1002.0 994.8 995.3 992.6 995.6 1000.9 1007.2 1006.4 1014.1 992.6 DAY 4 21 25 21 30 6 18 27 5 31 18 5 2002 1010.7 1008.6 999.6 998.6 999.2 989.4 996.6 994.2 1005.9 1009.8 1011.3 1009.4 989.4 DAY 8 27 28 3 29 20 25 8 13 28 12 21 2003 1007.3 1004.7 1001.3 1003.7 1001.9 996.1 994.2 997.7 1000.8 1006.3 1007.5 1011.8 994.2 DAY 28 20 26 27 23 30 31 1 10 5 1 6 1959-2003 1001.8 992.6 995.8 996.0 992.3 986.9 966.7 994.2 997.7 1002.1 1006.4 1004.5 966.7 YEAR-DAY 98-13 85-26 62-28 62- 5 61-29 85-27 61-11 2- 8 0- 1 83- 4 1-18 94- 4 61-11 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 148 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1961 ****** ****** ****** ****** 1016.2 1016.4 1012.2 1016.3 1019.0 1030.6 1033.0 1032.6 ****** 1962 1034.1 1028.1 1024.1 1022.6 1020.1 1016.1 1012.3 1017.2 1023.2 1028.7 1036.7 1033.9 1024.8 1963 1032.5 1029.3 1024.3 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1964 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1965 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1966 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1967 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1968 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1969 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1970 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1971 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1972 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1973 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1974 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1975 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1976 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1977 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1978 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1979 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1983 ****** ****** ****** 1023.7 1018.6 1016.5 1009.9 1012.2 1019.5 1028.5 1031.8 1035.7 ****** 1984 1034.3 1037.9 1026.3 1021.3 1018.3 1014.3 1011.0 1010.8 1021.9 1029.6 1030.5 1037.8 1024.5 1985 1033.3 1024.1 1030.7 1021.2 1019.4 1011.2 1001.4 1006.6 1010.4 1016.9 1020.8 1021.6 1018.1 1986 1022.3 1020.7 1019.5 1014.0 1009.2 1002.3 1003.7 ****** 1011.9 1016.1 ****** 1025.2 ****** 1987 1023.6 1020.3 1011.9 1012.8 1011.3 ****** 1003.3 1003.2 1009.8 1019.9 1021.0 1021.4 ****** 1988 1022.8 1019.3 1012.8 1012.8 ****** 1001.1 999.3 1002.8 1009.0 1016.8 1019.1 1019.3 ****** 1989 1024.0 1026.1 1014.0 1012.8 1011.2 1003.1 1002.1 1004.2 1007.8 1015.5 1020.5 1019.4 1013.4 1990 1022.5 1018.3 1018.4 1010.0 1007.1 1001.4 1001.2 1003.7 1007.8 1015.8 1019.4 ****** ****** 1991 ****** 1021.6 1016.7 1012.3 1006.3 1002.9 ****** 1003.4 1008.9 ****** 1020.7 1019.2 ****** 1992 ****** 1017.2 1018.1 1012.3 1011.8 1003.3 1002.0 1006.8 1010.9 1016.4 1019.6 1020.4 ****** 1993 1024.3 1019.7 1017.6 1011.5 1009.2 1003.9 1002.8 1006.1 1008.6 1020.6 1020.2 1023.4 1014.0 1994 1021.0 1018.4 1015.2 1013.0 1008.3 1000.6 999.4 1001.6 1014.2 1018.5 1016.8 1023.4 1012.5 1995 1022.6 1019.4 1016.8 1011.3 1010.7 1002.4 998.1 1002.5 1008.4 1016.6 1018.1 1024.9 1012.7 1996 1024.8 1018.8 1015.1 1013.6 1010.2 1003.6 1002.6 1004.8 1005.6 1015.6 1023.1 1023.7 1013.5 1997 1019.9 1020.5 1013.8 1011.2 1009.8 1002.4 999.2 1003.3 1009.7 1014.4 1021.4 1021.3 1012.2 1998 1019.8 1019.5 1014.9 1011.0 1009.9 1006.2 1000.8 1004.5 1008.5 1015.4 1019.2 1022.1 1012.6 1999 1022.1 1017.4 1015.3 1012.4 1008.2 1001.7 1000.7 1002.6 1007.9 1013.6 1019.7 1024.3 1012.2 2000 1020.2 1019.6 1015.4 1008.8 1004.2 1003.2 1002.6 1003.5 1007.3 1015.9 1022.1 1021.3 1012.0 2001 1024.0 1019.3 1014.4 1008.5 1004.3 1001.0 1001.1 1004.0 1009.1 1014.5 1018.3 1022.0 1011.7 2002 1021.3 1019.3 1014.6 1009.0 1006.7 1001.3 1002.7 1001.8 1009.8 1013.8 1020.2 1022.2 1011.9 2003 1021.7 1016.0 1015.3 1012.0 1011.0 1003.0 998.7 1003.6 1008.6 1013.1 1020.6 1023.7 1012.3 MEAN 1024.5 1021.4 1017.5 1013.5 1011.0 1005.4 1003.1 1005.7 1011.2 1018.5 1022.4 1024.5 1014.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 149 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1024.6 1024.9 1016.8 1023.5 1025.4 1039.7 1040.7 1042.0 ****** DAY ** ** ** ** 15 8 23 9 28 27 25 3 1962 1045.4 1042.3 1035.9 1035.8 1027.6 1022.1 1018.7 1024.9 1036.3 1036.1 1047.6 1042.8 1047.6 DAY 19 11 3 19 12 11 30 26 25 27 22 1 1963 1039.1 1038.9 1033.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 6 8 14 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1030.4 1025.8 1026.5 1015.9 1016.4 1026.4 1034.8 1043.8 1043.4 ****** DAY ** ** ** 29 31 1 11 31 30 27 26 18 1984 1043.6 1048.6 1036.2 1031.3 1025.6 1017.6 1014.5 1014.8 1026.8 1039.7 1039.0 1046.0 1048.6 DAY 4 18 1 4 2 16 3 31 25 21 30 18 1985 1039.0 1037.7 1048.8 1035.0 1029.9 1017.4 1005.7 1012.6 1018.1 1028.5 1027.3 1030.8 1048.8 DAY 4 24 4 17 12 5 31 30 22 31 24 31 1986 1033.0 1028.9 1028.5 1019.9 1020.6 1009.5 1007.8 ****** 1017.3 1023.0 ****** 1034.0 ****** DAY 24 22 27 5 19 2 22 ** 21 15 ** 6 1987 1031.9 1029.6 1024.9 1022.0 1015.0 ****** 1007.4 1008.1 1016.7 1031.0 1036.4 1038.0 ****** DAY 21 1 22 6 1 ** 28 7 25 28 30 1 1988 1033.5 1033.5 1022.9 1024.8 ****** 1009.8 1004.9 1007.7 1017.2 1023.5 1029.3 1032.8 ****** DAY 2 7 17 3 ** 1 23 21 24 3 15 29 1989 1033.4 1033.2 1022.2 1021.1 1021.8 1007.4 1006.1 1010.1 1023.8 1024.3 1025.9 1024.3 1033.4 DAY 30 4 31 3 1 2 19 19 23 24 8 18 1990 1033.5 1029.6 1028.9 1016.0 1018.1 1006.9 1006.0 1008.0 1013.6 1028.4 1029.6 ****** ****** DAY 26 7 9 3 15 8 15 2 25 15 22 ** 1991 ****** 1036.2 1027.6 1023.9 1015.7 1009.1 ****** 1008.3 1016.1 ****** 1027.6 1030.9 ****** DAY ** 14 12 15 8 15 ** 31 16 ** 23 17 1992 ****** 1028.7 1032.3 1020.5 1023.1 1009.1 1007.0 1011.4 1017.9 1024.4 1028.5 1029.9 ****** DAY ** 16 12 11 2 6 14 14 30 17 4 31 1993 1034.3 1028.8 1028.5 1020.1 1022.2 1013.6 1007.1 1010.1 1016.0 1028.0 1029.7 1032.5 1034.3 DAY 19 8 17 24 9 22 27 24 23 8 30 6 1994 1031.3 1027.7 1023.6 1031.0 1017.4 1006.8 1004.4 1004.5 1022.5 1024.5 1021.7 1034.8 1034.8 DAY 27 18 3 5 7 8 13 7 22 25 19 7 1995 1030.1 1026.8 1025.5 1017.6 1020.6 1011.9 1002.9 1008.6 1015.5 1027.6 1028.5 1032.8 1032.8 DAY 7 17 5 7 28 1 25 24 22 17 27 10 1996 1035.3 1026.1 1020.9 1027.0 1017.7 1008.0 1011.4 1015.1 1016.1 1025.8 1037.4 1034.4 1037.4 DAY 10 27 20 4 2 16 3 29 24 2 18 7 1997 1029.4 1031.4 1028.8 1019.7 1020.4 1008.1 1004.3 1009.2 1016.7 1020.4 1031.9 1034.1 1034.1 DAY 19 7 11 20 6 7 8 25 18 8 7 28 1998 1028.1 1032.3 1024.1 1021.5 1021.4 1011.1 1006.2 1007.9 1016.1 1026.7 1025.8 1030.1 1032.3 DAY 22 22 26 7 3 6 22 27 12 9 24 29 1999 1037.0 1023.8 1023.9 1021.5 1014.1 1009.4 1005.7 1008.4 1017.4 1020.7 1033.0 1032.9 1037.0 DAY 2 1 19 23 12 9 18 18 29 26 30 1 2000 1029.1 1030.5 1023.7 1018.1 1013.3 1011.2 1008.2 1008.0 1013.9 1021.5 1035.3 1028.6 1035.3 DAY 12 10 3 3 5 13 25 18 29 16 17 17 2001 1036.0 1031.6 1027.3 1021.7 1009.6 1010.1 1006.6 1009.7 1018.6 1026.0 1027.6 1029.1 1036.0 DAY 29 9 11 1 19 2 29 13 22 10 20 22 2002 1029.5 1028.0 1028.2 1021.0 1014.8 1010.4 1008.1 1008.3 1016.9 1016.7 1029.6 1035.8 1035.8 DAY 25 6 11 1 17 24 2 31 30 19 17 4 2003 1029.9 1025.1 1031.8 1021.3 1024.8 1010.7 1003.0 1006.6 1019.1 1018.1 1032.7 1036.9 1036.9 DAY 21 12 2 18 1 6 4 30 26 15 23 12 1959-2003 1045.4 1048.6 1048.8 1035.8 1029.9 1026.5 1018.7 1024.9 1036.3 1039.7 1047.6 1046.0 1048.8 YEAR-DAY 62-19 84-18 85- 4 62-19 85-12 83- 1 62-30 62-26 62-25 61-27 62-22 84-18 85- 4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION TORBATE HEYDARIEH (40762) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 150 LATITUDE 35 16 N LONGITUDE 59 13 E DATA PROCESSING CENTER ELEVATION 1450.8 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 1959 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1960 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1961 ****** ****** ****** ****** 1004.3 1002.2 1007.2 1011.6 1012.1 1020.8 1022.5 1020.9 ****** DAY ** ** ** ** 29 6 12 7 1 1 23 22 1962 1023.0 1013.6 1008.4 1008.6 1010.7 1006.5 1009.4 1011.9 1016.5 1017.0 1024.2 1026.0 1006.5 DAY 8 20 28 5 10 9 14 3 17 10 9 24 1963 1025.0 1021.0 1012.0 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY 4 25 5 ** ** ** ** ** ** ** ** ** 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1980 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1981 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1982 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1983 ****** ****** ****** 1013.0 1011.9 1007.5 1003.2 1007.3 1010.3 1015.0 1023.8 1021.9 ****** DAY ** ** ** 23 29 22 28 4 8 4 11 12 1984 1026.0 1022.8 1015.3 1013.1 1005.0 1009.5 1007.0 1007.2 1016.1 1018.8 1021.7 1026.6 1005.0 DAY 29 8 12 25 29 21 15 8 9 17 12 14 1985 1025.1 1004.6 1010.7 1011.0 1012.5 998.9 997.4 1001.0 1004.7 1009.4 1016.1 1007.7 997.4 DAY 31 26 24 24 4 27 9 7 7 10 10 19 1986 1001.9 1010.9 1010.3 1007.4 1000.8 995.5 1000.6 ****** 1008.6 1009.9 ****** 1009.4 ****** DAY 20 10 9 17 10 18 17 ** 6 5 ** 30 1987 1014.5 1006.2 1000.3 997.8 1007.5 ****** 994.4 999.0 1002.5 1008.9 1007.9 1011.1 ****** DAY 6 10 14 19 16 ** 3 18 6 3 7 13 1988 1010.9 1006.0 1001.7 1001.6 ****** 990.7 995.2 998.4 1002.3 1010.4 1011.7 1006.6 ****** DAY 19 3 21 15 ** 24 16 29 5 21 14 27 1989 1012.4 1012.3 1000.2 1004.0 1000.1 997.8 999.4 998.5 999.6 1006.4 1013.1 1011.9 997.8 DAY 4 22 28 29 31 11 7 1 13 1 15 4 1990 1014.2 1004.6 1004.9 999.9 994.6 995.9 996.7 999.1 1003.1 1008.5 1010.5 ****** ****** DAY 24 15 14 15 12 27 30 8 1 2 1 ** 1991 ****** 1010.9 1006.6 1001.1 995.9 993.7 ****** 997.7 1002.8 ****** 1011.2 1011.3 ****** DAY ** 4 31 4 22 12 ** 11 3 ** 6 12 1992 ****** 1006.1 1004.0 1005.8 1003.6 995.4 997.2 1000.0 1004.7 1009.9 1011.2 1012.5 ****** DAY ** 25 30 18 31 27 26 1 18 5 15 19 1993 1015.6 1011.2 1004.7 1003.4 1002.9 998.3 999.8 1000.8 1002.7 1008.0 1008.9 1015.0 998.3 DAY 8 3 21 20 20 19 13 12 3 1 13 4 1994 1006.4 1008.4 1001.5 1001.3 1003.0 994.7 994.8 994.7 1004.8 1009.1 1009.7 1003.6 994.7 DAY 5 1 12 26 1 22 20 1 1 2 25 4 1995 1014.4 1007.4 1002.0 1003.6 1003.5 992.9 991.2 997.2 1000.4 1004.3 1006.3 1016.6 991.2 DAY 1 8 26 24 7 30 1 3 20 12 25 4 1996 1012.9 1009.0 1005.2 1004.4 1003.0 996.7 998.8 998.4 999.1 1006.3 1015.1 1014.7 996.7 DAY 6 5 26 10 29 5 25 6 19 14 2 15 1997 1007.3 1006.0 1002.2 998.3 998.1 996.1 993.4 998.5 999.9 1009.0 1014.9 1009.4 993.4 DAY 17 27 25 10 4 23 16 5 2 5 12 10 1998 1001.9 1006.6 1003.2 1002.6 1000.7 1000.5 991.1 1000.9 999.6 1002.9 1012.5 1014.8 991.1 DAY 13 13 18 20 30 28 5 12 6 2 1 21 1999 1008.5 1005.8 1006.3 1003.3 995.7 989.6 997.2 996.6 1001.4 1009.4 1007.6 1014.8 989.6 DAY 18 20 12 14 20 25 10 6 13 12 1 15 2000 1011.6 1005.2 1004.4 1002.9 997.4 995.2 997.4 997.5 998.1 1009.8 1013.0 1008.8 995.2 DAY 6 7 24 11 27 24 9 31 1 12 6 15 2001 1016.0 1001.0 999.4 1001.9 994.9 995.4 993.2 995.8 1000.9 1007.3 1006.5 1014.0 993.2 DAY 4 21 25 21 30 6 18 27 5 31 18 5 2002 1010.8 1008.8 1000.0 998.6 999.3 989.7 996.7 994.5 1005.3 1009.9 1011.2 1009.3 989.7 DAY 8 27 28 3 29 20 25 8 17 28 12 21 2003 1007.3 1004.6 1001.3 1003.7 1001.8 996.1 994.1 997.6 1000.7 1006.3 1007.5 1011.7 994.1 DAY 28 20 26 27 23 30 31 1 10 5 1 6 1959-2003 1001.9 1001.0 999.4 997.8 994.6 989.6 991.1 994.5 998.1 1002.9 1006.3 1003.6 989.6 YEAR-DAY 86-20 1-21 1-25 87-19 90-12 99-25 98- 5 2- 8 0- 1 98- 2 95-25 94- 4 99-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A)