STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.4 -0.7 6.4 14.1 20.0 23.1 26.3 24.1 21.1 14.5 7.6 4.6 13.5 MINIMUN AIR TEMPERATURE (C) -3.6 -5.5 0.4 7.0 13.5 14.1 17.2 14.9 12.7 9.5 0.7 -0.6 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 0 2 1 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 14 15 6 0 0 0 0 0 0 0 2 8 45 DAYS WITH FREEZING MIN.<= 0 27 26 15 0 0 0 0 0 0 0 13 18 99 TEMPERATURE RECORDS LOWEST(C) -11.0 -16.0 -7.0 1.0 3.0 10.0 13.0 8.0 8.0 1.0 -8.0 -8.0 -16.0 DAY 31 10 5 3 2 1 29 27 29 31 21 19 MAXIMUM AIR TEMPERATURE (C) 5.5 4.1 12.4 20.8 26.8 30.5 33.8 31.9 29.2 20.5 15.5 10.8 20.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 11 18 28 25 12 1 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 4 6 2 0 0 0 0 0 0 0 0 1 13 TEMPERATURE RECORDS HIGHEST(C) 19.0 15.0 23.0 31.0 37.0 36.0 38.0 38.0 34.0 33.0 23.0 21.0 38.0 DAY 23 25 12 27 24 3 24 1 18 4 9 4 DIF. BETWEEN (MAX.-MIN.) (C) 9.1 9.6 12.0 13.8 13.3 16.4 16.6 17.0 16.5 11.0 14.8 11.4 13.4 MEAN DAILY TEMP. (MDT) (C) 0.9 -0.7 6.4 13.9 20.2 22.3 25.5 23.4 20.9 15.0 8.1 5.1 13.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 50.5 53.0 139.5 84.0 23.0 3.5 0.0 0.0 355.5 HEATING DEG. DAYS(BASE 18 0C) 530.0 522.5 360.5 133.5 32.0 0.5 0.0 0.5 2.0 116.0 297.0 401.0 2395.5 DEWPOINT (MEAN C) -2.7 -3.8 -0.0 3.1 7.6 3.8 6.4 3.6 5.5 8.4 -0.3 -2.0 2.5 MIXING RATIO (G/KG) 3.58 3.39 4.36 5.57 7.71 5.90 6.98 5.87 6.62 7.91 4.32 3.80 5.50 VAPOUR PRESSURE (HPA) 5.12 4.86 6.24 7.94 10.93 8.38 9.88 8.33 9.42 11.24 6.19 5.45 7.83 SATURATION DEF. (HPA) 1.53 1.40 4.44 9.27 14.18 21.46 26.17 23.49 17.03 6.38 5.01 3.64 11.17 RELATIVE HUMIDITY (MEAN %) 82 82 69 52 51 31 31 29 40 70 61 68 56 RELATIVE HUMIDITY (MAX. %) 96 95 88 76 74 48 46 45 55 87 82 89 73 RELATIVE HUMIDITY (MIN. %) 64 61 50 30 31 19 19 17 27 54 40 47 38 RELATIVE HUMIDITY (MEAN% 03UTC) 93 92 85 69 62 38 39 36 49 80 78 82 67 RELATIVE HUMIDITY (MEAN% 09UTC) 71 76 56 35 37 21 22 20 30 58 44 53 44 RELATIVE HUMIDITY (MEAN% 15UTC) 79 79 62 45 42 22 22 21 33 66 54 65 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 23.4 21.6 24.3 21.4 40.8 0.0 0.0 0.0 0.0 5.6 5.0 13.6 155.7 DAYS WITH PRECIPITATION >=10 1 0 1 0 0 0 0 0 0 0 0 0 2 DAYS WITH PRECIPITATION >= 5 1 2 2 1 4 0 0 0 0 0 0 0 10 DAYS WITH PRECIPITATION >= 1 5 4 4 6 8 0 0 0 0 3 2 5 37 DAYS WITH PRECIPITATION 9 10 6 13 15 0 1 0 2 11 4 9 80 GREATEST DAILY PRECIPITATION 14.0 9.0 14.0 8.0 8.0 0.0 0.0 0.0 0.0 2.0 3.0 4.2 14.0 DAY 5 6 14 12 5 ** ** ** ** 27 1 22 DAY WITH THUNDER STORM 0 0 0 3 7 0 0 0 0 2 0 1 13 DAYS WITH SNOW OR SLEET 5 9 6 0 0 0 0 0 0 1 1 2 24 DAYS WITH DUST 0 0 1 1 1 2 0 0 1 4 1 0 11 WIND DIRECTION (PREVAILING) 135 135 135 180 180 90 90 90 180 180 180 180 135 PREVAILING WIND SPEED(KNOTS) 7.8 6.5 7.7 4.6 5.3 11.2 10.5 11.2 7.0 9.6 5.2 7.2 8.1 PREVAILING WIND PERCENT 31.9 33.0 35.9 16.7 21.8 32.9 35.5 35.5 28.3 35.1 18.8 16.1 20.0 CALMS PERCENT OF WIND 6.0 7.6 8.5 6.7 4.0 10.0 6.9 6.9 5.0 3.6 16.3 20.2 8.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 152 152 129 114 114 98 79 97 134 147 174 173 122 VECTOR WIND MAGNITUDE(KNOTS) 1.4 1.3 3.4 1.5 1.4 4.4 3.7 4.0 4.3 6.1 0.5 0.9 2.5 WIND STEADINESES (MEAN %) 23.3 25.5 56.7 28.8 22.2 64.7 54.4 54.8 59.7 76.2 11.4 18.0 40.3 WIND SPEED (MEAN KNOTS) 6.0 5.1 6.0 5.2 6.3 6.8 6.8 7.3 7.2 8.0 4.4 5.0 6.2 FASTEST WIND DIRECTION 290 290 100 340 340 90 110 70 20 160 130 180 100 FASTEST WIND SPEED (KNOTS) 32 25 38 24 26 24 24 20 30 30 26 26 38 DAY 24 20 6 11 27 7 9 2 17 15 29 17 DAYS WITH SKY CLEAR (0-2)/8 11 9 11 9 15 27 28 30 26 10 11 13 200 DAYS WITH P.CLOUDY (3-6)/8 11 7 11 16 11 3 3 1 4 15 17 13 112 DAYS WITH CLOUDY (7-8)/8 9 12 9 5 5 0 0 0 0 6 2 5 53 DAYS WITH VISIBILITY =< 2 KM 8 3 5 0 2 1 0 0 0 0 0 1 20 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 896.8 897.5 895.9 895.1 893.6 892.2 890.9 892.4 895.9 895.9 898.2 897.8 895.2 MAX. QFE PRESSURE IN HPA 907.7 907.2 908.3 905.6 902.7 898.9 898.6 896.6 902.1 905.4 909.6 907.9 909.6 DAY-HOUR 31- 6 13- 6 3- 6 12-12 30- 6 29- 3 13-15 20- 6 28- 6 31-18 2- 6 8- 6 MIN. QFE PRESSURE IN HPA 883.8 884.5 886.7 887.1 886.0 886.7 886.3 885.4 887.4 884.0 889.5 887.8 883.8 DAY-HOUR 23-21 20-12 21-12 27-12 3-12 1-15 15-12 5-12 11-12 4-12 27-12 17- 0 MEAN QNH PRESSURE IN HPA 1010.7 1011.5 1009.7 1008.8 1007.2 1005.6 1004.3 1005.9 1009.7 1009.7 1012.3 1011.8 1008.9 MAX. QNH PRESSURE IN HPA 1022.7 1022.2 1023.4 1020.4 1017.2 1013.0 1012.7 1010.5 1016.6 1020.2 1024.8 1023.0 1024.8 DAY-HOUR 31- 6 13- 6 3- 6 12-12 30- 6 29- 3 13-15 20- 6 28- 6 31-18 2- 6 8- 6 MIN. QNH PRESSURE IN HPA 996.4 997.2 999.6 1000.0 998.8 999.6 999.2 998.2 1000.4 996.6 1002.7 1000.8 996.4 DAY-HOUR 23-21 20-12 21-12 27-12 3-12 1-15 15-12 5-12 11-12 4-12 27-12 17- 0 MEAN QFF PRESSURE IN HPA 1014.2 1015.5 1010.5 1006.2 1002.1 999.4 996.7 999.2 1004.2 1006.7 1012.6 1013.3 1006.7 MAX. QFF PRESSURE IN HPA 1030.0 1028.6 1027.5 1019.5 1014.4 1007.4 1005.7 1006.0 1013.2 1023.2 1027.2 1025.6 1030.0 DAY-HOUR 31- 3 13- 6 3- 6 12-12 1- 3 29- 3 5-12 27- 3 28- 3 31-18 2- 6 8- 6 MIN. QFF PRESSURE IN HPA 993.7 999.1 997.1 994.2 991.5 993.4 991.1 990.1 994.0 990.2 999.4 998.5 990.1 DAY-HOUR 23-21 20-12 21-12 27- 9 20-15 2-15 15-12 1-12 11-12 4-12 9-21 17- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 896.4 897.4 896.1 894.9 893.8 892.2 890.9 892.3 895.8 895.7 898.3 897.3 895.1 MAX. QFE PRESSURE IN HPA 906.1 905.7 904.8 901.5 901.1 898.5 894.8 895.2 900.6 903.7 908.3 905.3 908.3 DAY 31 13 15 14 30 29 11 21 28 16 2 8 MIN. QFE PRESSURE IN HPA 883.9 890.6 887.9 889.0 889.1 887.6 887.9 886.9 890.8 885.1 889.9 887.8 883.9 DAY 24 20 22 23 5 3 31 6 11 5 10 17 MEAN QNH PRESSURE IN HPA 1010.3 1011.4 1009.9 1008.6 1007.4 1005.7 1004.2 1005.8 1009.6 1009.6 1012.4 1011.3 1008.8 MAX. QNH PRESSURE IN HPA 1021.0 1020.5 1019.5 1015.9 1015.5 1012.6 1008.5 1009.0 1014.9 1018.3 1023.4 1020.1 1023.4 DAY 31 13 15 14 30 29 11 21 28 16 2 8 MIN. QNH PRESSURE IN HPA 996.5 1003.9 1000.9 1002.1 1002.2 1000.6 1000.9 999.8 1004.1 997.8 1003.1 1000.8 996.5 DAY 24 20 22 23 5 3 31 6 11 5 10 17 MEAN QFF PRESSURE IN HPA 1013.4 1015.1 1010.6 1006.0 1002.4 999.7 997.0 999.3 1004.1 1006.2 1012.3 1012.4 1006.5 MAX. QFF PRESSURE IN HPA 1027.1 1026.8 1024.1 1015.3 1013.2 1006.6 1001.0 1004.8 1011.0 1016.6 1025.6 1023.3 1027.1 DAY 31 13 15 14 1 29 11 27 28 31 2 31 MIN. QFF PRESSURE IN HPA 994.8 1004.2 998.5 996.4 994.8 993.9 993.4 991.5 998.3 991.3 999.5 999.5 991.3 DAY 24 20 22 27 21 3 7 6 12 5 10 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 896.7 897.6 896.4 895.8 894.6 893.1 891.8 893.1 896.7 896.4 898.9 897.9 895.7 MAX. QFE PRESSURE IN HPA 907.2 905.5 905.6 902.2 901.8 898.9 895.5 896.1 902.0 903.6 908.7 906.9 908.7 DAY 31 13 3 14 30 29 11 20 28 16 2 8 MIN. QFE PRESSURE IN HPA 886.0 889.8 888.8 889.6 889.4 888.8 888.3 887.5 891.1 885.3 892.6 887.9 885.3 DAY 24 6 22 21 4 2 31 6 11 5 27 17 MEAN QNH PRESSURE IN HPA 1010.6 1011.6 1010.2 1009.6 1008.3 1006.6 1005.2 1006.6 1010.6 1010.3 1013.1 1011.9 1009.6 MAX. QNH PRESSURE IN HPA 1022.2 1020.3 1020.4 1016.7 1016.2 1013.0 1009.3 1010.0 1016.5 1018.2 1023.8 1021.9 1023.8 DAY 31 13 3 14 30 29 11 20 28 16 2 8 MIN. QNH PRESSURE IN HPA 998.8 1003.0 1001.9 1002.8 1002.6 1001.9 1001.4 1000.5 1004.4 998.1 1006.1 1000.9 998.1 DAY 24 6 22 21 4 2 31 6 11 5 27 17 MEAN QFF PRESSURE IN HPA 1014.5 1016.1 1011.6 1007.4 1003.3 1000.4 997.7 1000.3 1005.8 1007.8 1014.3 1014.1 1007.8 MAX. QFF PRESSURE IN HPA 1030.0 1027.5 1024.4 1017.1 1014.4 1007.4 1001.5 1006.0 1013.2 1019.3 1026.6 1024.2 1030.0 DAY 31 13 3 14 1 29 11 27 28 31 2 8 MIN. QFF PRESSURE IN HPA 998.5 1004.3 1000.3 998.6 995.1 995.2 993.6 992.3 999.1 991.9 1004.5 999.6 991.9 DAY 24 20 22 28 21 19 7 6 11 5 10 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 898.1 898.9 897.2 895.7 894.4 893.0 891.9 893.3 897.1 897.1 899.6 899.1 896.3 MAX. QFE PRESSURE IN HPA 907.7 907.2 908.3 901.9 902.7 898.4 895.7 896.6 902.1 904.2 909.6 907.9 909.6 DAY 31 13 3 14 30 29 11 20 28 31 2 8 MIN. QFE PRESSURE IN HPA 890.0 890.2 889.9 889.2 889.0 888.3 888.7 886.9 891.3 886.1 892.9 888.8 886.1 DAY 24 6 22 23 4 19 31 6 11 5 27 17 MEAN QNH PRESSURE IN HPA 1012.2 1013.0 1011.1 1009.5 1008.0 1006.6 1005.4 1006.9 1011.1 1011.0 1013.9 1013.3 1010.2 MAX. QNH PRESSURE IN HPA 1022.7 1022.2 1023.4 1016.3 1017.2 1012.5 1009.5 1010.5 1016.6 1018.9 1024.8 1023.0 1024.8 DAY 31 13 3 14 30 29 11 20 28 31 2 8 MIN. QNH PRESSURE IN HPA 1003.2 1003.5 1003.1 1002.4 1002.1 1001.4 1001.8 999.8 1004.7 998.9 1006.4 1001.9 998.9 DAY 24 6 22 23 4 19 31 6 11 5 27 17 MEAN QFF PRESSURE IN HPA 1015.9 1017.3 1012.1 1006.8 1003.0 1000.3 997.7 1000.0 1005.5 1008.2 1014.3 1015.0 1008.0 MAX. QFF PRESSURE IN HPA 1029.9 1028.6 1027.5 1015.1 1013.2 1006.6 1001.7 1005.5 1013.1 1021.2 1027.2 1025.6 1029.9 DAY 31 13 3 14 1 29 11 27 28 31 2 8 MIN. QFF PRESSURE IN HPA 1003.3 1006.8 1001.0 997.1 996.1 994.5 993.9 991.6 998.5 992.9 1005.2 1001.1 991.6 DAY 24 6 22 27 20 19 31 6 11 5 9 17 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 896.5 897.3 895.8 894.7 893.2 891.9 890.7 892.2 895.6 895.3 897.8 897.3 894.8 MAX. QFE PRESSURE IN HPA 905.8 906.2 907.5 901.5 901.8 896.2 894.9 895.6 900.3 903.6 907.2 906.6 907.5 DAY 31 13 3 14 30 29 10 29 14 31 2 8 MIN. QFE PRESSURE IN HPA 887.0 886.7 887.8 887.7 887.5 887.6 887.3 886.8 889.7 884.6 889.8 888.0 884.6 DAY 23 20 21 27 3 2 31 5 11 5 27 17 MEAN QNH PRESSURE IN HPA 1010.4 1011.3 1009.6 1008.4 1006.7 1005.3 1004.0 1005.6 1009.4 1009.0 1011.8 1011.2 1008.6 MAX. QNH PRESSURE IN HPA 1020.6 1021.1 1022.5 1015.9 1016.2 1010.1 1008.6 1009.4 1014.6 1018.2 1022.2 1021.5 1022.5 DAY 31 13 3 14 30 29 10 29 14 31 2 8 MIN. QNH PRESSURE IN HPA 999.9 999.6 1000.8 1000.7 1000.5 1000.6 1000.3 999.7 1002.9 997.3 1003.0 1001.0 997.3 DAY 23 20 21 27 3 2 31 5 11 5 27 17 MEAN QFF PRESSURE IN HPA 1013.6 1014.9 1010.1 1005.5 1001.4 998.9 996.2 998.7 1003.5 1005.6 1011.5 1012.2 1006.0 MAX. QFF PRESSURE IN HPA 1026.8 1026.8 1026.5 1014.7 1012.2 1004.6 1000.7 1004.0 1010.5 1020.5 1023.8 1023.6 1026.8 DAY 31 13 3 14 1 13 11 29 28 31 2 8 MIN. QFF PRESSURE IN HPA 998.6 1001.0 998.5 994.2 993.5 993.6 992.3 990.4 996.6 990.8 1002.1 998.5 990.4 DAY 23 20 21 27 20 2 31 1 11 5 9 17 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 895.8 896.4 894.5 893.9 892.3 890.9 890.1 891.3 894.4 894.3 897.0 896.8 894.0 MAX. QFE PRESSURE IN HPA 904.9 904.6 906.6 905.6 900.9 895.8 898.5 894.4 899.2 904.5 906.1 904.5 906.6 DAY 31 13 3 12 30 28 5 20 14 31 1 8 MIN. QFE PRESSURE IN HPA 885.0 884.5 886.7 887.1 886.0 887.0 886.3 885.4 887.4 884.0 889.5 888.2 884.0 DAY 23 20 21 27 3 2 15 5 11 4 27 17 MEAN QNH PRESSURE IN HPA 1009.7 1010.3 1008.2 1007.6 1005.8 1004.2 1003.3 1004.6 1008.1 1008.0 1010.9 1010.7 1007.6 MAX. QNH PRESSURE IN HPA 1019.7 1019.3 1021.5 1020.4 1015.2 1009.6 1012.6 1008.1 1013.4 1019.2 1021.0 1019.2 1021.5 DAY 31 13 3 12 30 28 5 20 14 31 1 8 MIN. QNH PRESSURE IN HPA 997.7 997.2 999.6 1000.0 998.8 999.9 999.2 998.2 1000.4 996.6 1002.7 1001.2 996.6 DAY 23 20 21 27 3 2 15 5 11 4 27 17 MEAN QFF PRESSURE IN HPA 1012.6 1013.9 1008.7 1005.0 1000.7 998.3 996.0 998.2 1002.5 1004.6 1010.6 1011.9 1005.2 MAX. QFF PRESSURE IN HPA 1026.0 1025.4 1025.6 1019.5 1011.2 1004.0 1005.7 1003.2 1009.0 1021.6 1023.2 1022.2 1026.0 DAY 31 13 3 12 1 13 5 29 14 31 1 30 MIN. QFF PRESSURE IN HPA 997.0 999.1 997.1 994.6 992.1 993.7 991.1 990.1 994.0 990.2 1000.3 999.8 990.1 DAY 23 20 21 27 20 2 15 1 11 4 9 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1951 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 896.8 897.2 895.1 894.5 892.8 891.4 890.3 891.7 895.1 895.3 897.7 897.7 894.6 MAX. QFE PRESSURE IN HPA 905.5 904.6 906.6 901.6 901.0 896.8 898.6 895.0 899.3 905.1 907.0 903.8 907.0 DAY 6 13 3 13 30 28 13 26 14 31 1 8 MIN. QFE PRESSURE IN HPA 885.2 887.6 886.9 887.5 886.1 886.7 886.4 885.7 888.3 884.8 889.6 888.7 884.8 DAY 23 20 21 27 3 1 15 5 11 4 27 15 MEAN QNH PRESSURE IN HPA 1010.8 1011.2 1008.9 1008.2 1006.3 1004.8 1003.5 1005.1 1008.9 1009.1 1011.7 1011.8 1008.3 MAX. QNH PRESSURE IN HPA 1020.3 1019.3 1021.5 1016.0 1015.4 1010.7 1012.7 1008.7 1013.5 1019.9 1022.0 1018.4 1022.0 DAY 6 13 3 13 30 28 13 26 14 31 1 8 MIN. QNH PRESSURE IN HPA 997.9 1000.6 999.8 1000.5 998.9 999.6 999.3 998.5 1001.4 997.5 1002.8 1001.8 997.5 DAY 23 20 21 27 3 1 15 5 11 4 27 15 MEAN QFF PRESSURE IN HPA 1014.7 1015.6 1010.1 1005.9 1001.4 998.5 996.0 998.7 1003.9 1006.7 1012.8 1014.0 1006.5 MAX. QFF PRESSURE IN HPA 1027.3 1027.7 1026.2 1016.1 1012.2 1004.4 1005.0 1004.0 1010.5 1022.8 1024.7 1024.1 1027.7 DAY 31 13 3 13 1 12 13 29 28 31 1 30 MIN. QFF PRESSURE IN HPA 998.3 1003.5 998.1 995.1 991.5 993.4 991.3 990.4 995.3 992.3 1001.7 1000.9 990.4 DAY 23 20 21 27 20 2 15 5 11 4 9 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 897.2 897.9 896.2 895.9 894.0 892.5 891.1 892.8 896.4 896.6 898.4 898.2 895.6 MAX. QFE PRESSURE IN HPA 906.2 904.9 906.1 902.4 901.2 898.6 895.3 896.6 900.4 905.4 908.0 904.6 908.0 DAY 31 12 14 13 30 28 10 26 28 31 1 31 MIN. QFE PRESSURE IN HPA 884.0 891.1 888.6 888.2 889.4 887.8 887.5 887.0 890.5 885.2 889.8 889.0 884.0 DAY 23 20 21 27 3 1 15 5 11 4 9 15 MEAN QNH PRESSURE IN HPA 1011.1 1011.9 1010.1 1009.7 1007.7 1006.0 1004.5 1006.3 1010.3 1010.5 1012.5 1012.3 1009.4 MAX. QNH PRESSURE IN HPA 1021.1 1019.7 1021.0 1016.9 1015.6 1012.7 1009.1 1010.5 1014.7 1020.2 1023.1 1019.3 1023.1 DAY 31 12 14 13 30 28 10 26 28 31 1 31 MIN. QNH PRESSURE IN HPA 996.6 1004.4 1001.7 1001.2 1002.6 1000.8 1000.5 999.9 1003.8 997.9 1003.0 1002.1 996.6 DAY 23 20 21 27 3 1 15 5 11 4 9 15 MEAN QFF PRESSURE IN HPA 1014.8 1016.0 1010.9 1007.0 1002.6 999.6 996.8 999.5 1004.7 1007.7 1012.9 1014.0 1007.2 MAX. QFF PRESSURE IN HPA 1028.0 1025.6 1025.6 1015.8 1013.1 1006.5 1001.3 1005.5 1011.4 1023.2 1025.6 1024.4 1028.0 DAY 31 12 14 13 1 28 10 26 28 31 1 31 MIN. QFF PRESSURE IN HPA 995.3 1007.7 999.7 995.4 994.9 995.0 992.1 991.3 997.0 992.4 1000.0 1001.1 991.3 DAY 23 19 21 27 20 1 31 1 11 4 9 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 896.9 897.6 895.9 895.6 893.7 892.4 890.9 892.6 896.0 896.3 898.2 897.9 895.3 MAX. QFE PRESSURE IN HPA 905.8 905.5 906.2 901.7 900.7 898.6 895.1 895.6 900.3 905.2 908.1 904.6 908.1 DAY 30 12 14 13 30 28 10 26 27 31 1 31 MIN. QFE PRESSURE IN HPA 883.8 892.1 888.0 888.7 889.2 888.1 887.8 886.8 890.5 885.1 889.7 889.7 883.8 DAY 23 5 21 27 3 1 31 5 11 4 9 16 MEAN QNH PRESSURE IN HPA 1010.9 1011.6 1009.8 1009.4 1007.3 1005.8 1004.2 1006.1 1009.9 1010.2 1012.3 1012.0 1009.1 MAX. QNH PRESSURE IN HPA 1020.6 1020.3 1021.1 1016.1 1015.0 1012.7 1008.9 1009.4 1014.6 1020.0 1023.2 1019.3 1023.2 DAY 30 12 14 13 30 28 10 26 27 31 1 31 MIN. QNH PRESSURE IN HPA 996.4 1005.5 1001.0 1001.8 1002.4 1001.1 1000.8 999.7 1003.8 997.8 1002.9 1002.9 996.4 DAY 23 5 21 27 3 1 31 5 11 4 9 16 MEAN QFF PRESSURE IN HPA 1014.0 1015.2 1010.2 1006.4 1002.0 999.4 996.4 999.3 1004.0 1007.0 1012.0 1013.0 1006.6 MAX. QFF PRESSURE IN HPA 1026.7 1025.5 1025.7 1015.3 1011.7 1006.2 1000.8 1004.6 1010.6 1023.1 1025.3 1024.1 1026.7 DAY 30 12 14 13 1 28 10 26 27 31 1 31 MIN. QFF PRESSURE IN HPA 993.7 1006.6 998.3 995.2 994.4 994.6 991.4 990.9 996.8 992.0 999.4 1000.8 990.9 DAY 23 19 21 27 20 2 31 1 11 4 9 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.7 5.8 7.8 14.1 18.5 23.6 26.4 24.2 19.2 13.7 5.0 2.4 13.4 MINIMUN AIR TEMPERATURE (C) -3.8 1.3 2.9 8.8 11.4 15.2 17.9 15.2 10.8 4.4 -1.1 -3.0 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 3 1 0 0 0 0 5 DAYS WITH MINIMUM TEMP. <=-4 14 0 1 0 0 0 0 0 0 1 10 11 37 DAYS WITH FREEZING MIN.<= 0 26 12 5 0 0 0 0 0 0 5 17 25 90 TEMPERATURE RECORDS LOWEST(C) -17.0 -2.0 -4.0 4.0 3.0 9.0 15.0 11.0 5.0 -4.0 -12.0 -14.0 -17.0 DAY 14 3 6 4 12 6 1 29 22 23 15 12 MAXIMUM AIR TEMPERATURE (C) 5.6 10.9 13.6 19.9 25.4 31.1 33.8 32.0 27.4 23.1 11.9 9.0 20.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 9 21 29 25 9 0 0 0 93 DAYS WITH MAXIMUM TEMP. <= 0 2 0 0 0 0 0 0 0 0 0 2 3 7 TEMPERATURE RECORDS HIGHEST(C) 13.0 21.0 23.0 29.0 36.0 40.0 37.0 36.0 33.0 29.0 26.0 18.0 40.0 DAY 22 23 31 11 30 13 10 2 1 2 5 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.4 9.6 10.7 11.1 14.0 15.9 15.9 16.8 16.6 18.7 13.0 12.0 13.6 MEAN DAILY TEMP. (MDT) (C) 0.9 6.1 8.3 14.4 18.4 23.2 25.8 23.6 19.1 13.7 5.4 3.0 13.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 25.0 78.0 150.0 82.0 14.0 0.0 0.0 0.0 349.0 HEATING DEG. DAYS(BASE 18 0C) 529.5 344.5 301.5 110.5 57.0 0.0 0.0 0.0 16.5 132.5 378.0 465.0 2335.0 DEWPOINT (MEAN C) -1.9 1.6 1.8 6.9 8.0 7.0 7.6 2.3 2.2 -1.3 -2.0 -2.6 2.5 MIXING RATIO (G/KG) 3.85 4.89 5.04 7.04 7.73 7.19 7.58 5.25 5.13 4.14 3.81 3.60 5.44 VAPOUR PRESSURE (HPA) 5.51 6.96 7.20 10.10 11.06 10.28 10.81 7.53 7.39 6.00 5.52 5.23 7.80 SATURATION DEF. (HPA) 1.23 2.68 4.16 6.73 12.07 20.41 25.23 24.36 16.42 11.19 4.44 2.69 10.97 RELATIVE HUMIDITY (MEAN %) 84 78 71 66 57 38 33 27 35 41 66 73 56 RELATIVE HUMIDITY (MAX. %) 96 94 93 86 82 58 52 43 53 65 82 91 75 RELATIVE HUMIDITY (MIN. %) 67 55 46 45 34 22 19 14 20 21 46 51 37 RELATIVE HUMIDITY (MEAN% 03UTC) 92 90 85 80 70 47 42 37 47 59 79 85 68 RELATIVE HUMIDITY (MEAN% 09UTC) 75 66 55 52 40 28 24 17 25 27 52 62 44 RELATIVE HUMIDITY (MEAN% 15UTC) 83 72 64 56 47 30 23 19 29 32 62 70 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 86.0 25.3 45.3 30.4 54.9 0.0 0.0 0.0 0.0 5.0 5.9 15.2 268.0 DAYS WITH PRECIPITATION >=10 4 0 1 0 2 0 0 0 0 0 0 0 7 DAYS WITH PRECIPITATION >= 5 5 4 4 1 4 0 0 0 0 1 0 2 21 DAYS WITH PRECIPITATION >= 1 5 4 9 9 7 0 0 0 0 1 1 3 39 DAYS WITH PRECIPITATION 9 9 17 12 15 1 1 0 4 1 5 6 80 GREATEST DAILY PRECIPITATION 34.0 7.0 11.0 7.0 16.0 0.0 0.0 0.0 0.0 5.0 4.0 8.0 34.0 DAY 12 13 26 18 8 ** ** ** ** 3 14 29 DAY WITH THUNDER STORM 0 1 6 4 9 0 0 0 0 0 0 0 20 DAYS WITH SNOW OR SLEET 5 2 1 0 0 0 0 0 0 0 1 3 12 DAYS WITH DUST 0 2 3 2 0 3 0 2 3 0 0 1 16 WIND DIRECTION (PREVAILING) 180 315 315 180 90 90 90 90 180 180 180 315 180 PREVAILING WIND SPEED(KNOTS) 5.3 10.5 8.2 9.3 6.5 10.5 11.1 10.1 5.6 5.0 6.3 6.3 6.3 PREVAILING WIND PERCENT 23.8 23.3 25.0 39.9 18.5 30.4 31.0 34.3 20.4 28.2 28.3 20.2 19.8 CALMS PERCENT OF WIND 14.9 7.3 4.4 2.5 7.7 5.0 3.2 5.2 10.4 19.8 20.0 29.4 10.9 NO. OF WIND OBSERVATION 248 232 248 238 248 240 248 248 240 248 240 248 2926 VECTOR WIND DIRECTION (MEAN) 218 302 176 151 107 90 61 51 104 145 160 254 109 VECTOR WIND MAGNITUDE(KNOTS) 0.9 2.6 1.3 4.9 1.6 3.7 4.6 3.5 1.4 1.5 2.2 0.7 1.2 WIND STEADINESES (MEAN %) 25.7 41.9 17.6 62.8 30.8 48.1 59.7 47.9 26.9 40.5 56.4 17.9 20.7 WIND SPEED (MEAN KNOTS) 3.5 6.2 7.4 7.8 5.2 7.7 7.7 7.3 5.2 3.7 3.9 3.9 5.8 FASTEST WIND DIRECTION 180 310 310 160 310 310 70 340 90 10 180 130 130 FASTEST WIND SPEED (KNOTS) 20 32 30 26 24 32 24 32 24 30 20 38 38 DAY 3 14 2 12 5 13 7 26 3 27 6 11 DAYS WITH SKY CLEAR (0-2)/8 8 2 2 6 16 23 30 31 26 28 12 14 198 DAYS WITH P.CLOUDY (3-6)/8 14 19 17 15 9 5 1 0 4 3 15 10 112 DAYS WITH CLOUDY (7-8)/8 9 8 12 9 6 2 0 0 0 0 3 7 56 DAYS WITH VISIBILITY =< 2 KM 3 1 1 1 0 1 0 2 0 0 1 4 14 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 896.9 893.0 895.1 903.1 901.7 899.8 898.3 899.6 905.1 907.1 908.0 908.9 901.4 MAX. QFE PRESSURE IN HPA 907.0 900.9 910.5 913.2 932.8 910.9 908.3 906.0 912.1 914.3 919.5 921.4 932.8 DAY-HOUR 1- 6 8- 6 27-18 8-18 21- 0 4- 6 15- 0 16- 6 27- 3 30-21 17- 6 11-18 MIN. QFE PRESSURE IN HPA 887.0 881.4 881.6 893.9 894.3 890.6 893.1 893.2 898.2 899.5 898.9 900.4 881.4 DAY-HOUR 12- 0 23- 9 2- 3 11-15 8-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 MEAN QNH PRESSURE IN HPA 1010.8 1006.5 1008.8 1017.7 1016.1 1014.0 1012.4 1013.8 1019.8 1022.0 1023.0 1024.1 1015.8 MAX. QNH PRESSURE IN HPA 1022.0 1015.2 1025.8 1028.8 1050.4 1026.3 1023.4 1020.9 1027.6 1030.0 1035.7 1037.8 1050.4 DAY-HOUR 1- 6 8- 6 27-18 8-18 21- 0 4- 6 15- 0 16- 6 27- 3 30-21 17- 6 11-18 MIN. QNH PRESSURE IN HPA 999.9 993.8 994.0 1007.5 1008.0 1003.9 1006.6 1006.8 1012.3 1013.7 1013.0 1014.7 993.8 DAY-HOUR 12- 0 23- 9 2- 3 11-15 8-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 MEAN QFF PRESSURE IN HPA 1014.1 1007.4 1008.9 1015.1 1011.8 1007.7 1004.9 1007.3 1015.4 1019.9 1024.7 1027.0 1013.7 MAX. QFF PRESSURE IN HPA 1027.5 1016.3 1026.5 1028.6 1044.5 1021.8 1017.7 1014.3 1023.8 1030.4 1042.6 1043.0 1044.5 DAY-HOUR 1- 6 8- 6 27-18 9- 3 21- 0 4- 3 15- 0 16-18 27- 3 31- 3 15-18 11-18 MIN. QFF PRESSURE IN HPA 1001.8 990.6 991.0 1002.7 1004.3 996.0 998.3 1000.1 1006.5 1010.0 1010.0 1013.6 990.6 DAY-HOUR 11-18 23- 9 2- 3 11-12 2-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 896.7 892.6 894.5 903.0 902.3 900.0 898.7 899.6 904.9 907.1 908.0 908.6 901.3 MAX. QFE PRESSURE IN HPA 905.5 898.9 908.6 912.2 932.8 909.3 908.3 904.8 911.1 913.8 917.8 917.6 932.8 DAY 18 1 28 9 21 4 15 17 27 31 17 12 MIN. QFE PRESSURE IN HPA 887.0 883.2 881.7 897.5 895.9 894.3 894.0 895.5 900.6 901.8 900.9 900.4 881.7 DAY 12 13 2 2 2 26 27 13 15 29 4 11 MEAN QNH PRESSURE IN HPA 1010.6 1006.0 1008.2 1017.5 1016.8 1014.3 1012.8 1013.8 1019.7 1022.0 1023.1 1023.7 1015.7 MAX. QNH PRESSURE IN HPA 1020.3 1013.0 1023.7 1027.7 1050.4 1024.5 1023.4 1019.5 1026.5 1029.5 1033.9 1033.6 1050.4 DAY 18 1 28 9 21 4 15 17 27 31 17 12 MIN. QNH PRESSURE IN HPA 999.9 995.7 994.1 1011.5 1009.7 1008.0 1007.6 1009.3 1014.9 1016.2 1015.2 1014.7 994.1 DAY 12 13 2 2 2 26 27 13 15 29 4 11 MEAN QFF PRESSURE IN HPA 1013.7 1006.6 1008.1 1014.9 1012.6 1008.0 1005.6 1007.5 1015.1 1019.7 1024.4 1026.2 1013.5 MAX. QFF PRESSURE IN HPA 1024.2 1014.3 1024.1 1027.6 1044.5 1020.7 1017.7 1014.0 1023.0 1029.1 1040.6 1041.3 1044.5 DAY 1 1 28 9 21 4 15 17 19 31 16 12 MIN. QFF PRESSURE IN HPA 1002.1 993.0 991.5 1006.0 1005.8 999.9 999.8 1002.4 1010.0 1012.8 1012.6 1013.6 991.5 DAY 12 23 2 12 2 14 28 13 15 7 4 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 897.0 893.2 894.9 903.6 902.0 900.5 899.1 900.2 905.5 907.5 908.5 909.0 901.7 MAX. QFE PRESSURE IN HPA 905.9 899.4 908.8 912.5 912.1 910.2 903.6 905.4 912.1 913.7 918.5 917.0 918.5 DAY 18 8 28 9 13 4 15 16 27 31 17 12 MIN. QFE PRESSURE IN HPA 888.4 883.6 881.6 898.5 896.5 893.5 894.3 896.1 901.2 901.9 901.2 900.8 881.6 DAY 12 23 2 24 2 30 27 7 15 6 4 11 MEAN QNH PRESSURE IN HPA 1011.0 1006.7 1008.6 1018.2 1016.4 1014.8 1013.2 1014.4 1020.3 1022.5 1023.6 1024.2 1016.2 MAX. QNH PRESSURE IN HPA 1020.8 1013.6 1023.9 1028.0 1027.6 1025.5 1018.2 1020.2 1027.6 1029.3 1034.6 1033.0 1034.6 DAY 18 8 28 9 13 4 15 16 27 31 17 12 MIN. QNH PRESSURE IN HPA 1001.5 996.2 994.0 1012.6 1010.4 1007.1 1008.0 1010.0 1015.6 1016.3 1015.6 1015.1 994.0 DAY 12 23 2 24 2 30 27 7 15 6 4 11 MEAN QFF PRESSURE IN HPA 1014.8 1008.0 1009.2 1016.1 1012.3 1008.4 1005.8 1008.3 1016.4 1021.5 1026.2 1027.8 1014.6 MAX. QFF PRESSURE IN HPA 1025.5 1015.3 1024.5 1028.6 1028.6 1021.8 1012.6 1013.8 1023.8 1030.4 1041.4 1042.3 1042.3 DAY 1 1 27 9 13 4 16 17 27 31 16 12 MIN. QFF PRESSURE IN HPA 1004.2 993.1 991.0 1008.6 1006.8 1000.2 1000.1 1002.5 1010.6 1014.8 1014.9 1014.5 991.0 DAY 12 23 2 24 8 30 28 1 15 6 4 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 898.2 893.9 896.1 904.4 902.3 900.9 899.1 900.5 906.1 908.2 909.0 910.1 902.4 MAX. QFE PRESSURE IN HPA 907.0 900.9 909.5 912.4 912.7 910.9 903.5 906.0 912.1 914.2 919.5 917.4 919.5 DAY 1 8 28 9 12 4 15 16 27 31 17 12 MIN. QFE PRESSURE IN HPA 890.3 883.2 886.8 899.0 895.7 895.6 894.0 895.7 901.3 902.4 901.1 904.2 883.2 DAY 11 4 5 24 8 13 28 6 15 6 4 28 MEAN QNH PRESSURE IN HPA 1012.2 1007.5 1010.0 1019.1 1016.8 1015.2 1013.2 1014.8 1021.0 1023.3 1024.2 1025.4 1016.9 MAX. QNH PRESSURE IN HPA 1022.0 1015.2 1024.7 1027.9 1028.2 1026.3 1018.1 1020.9 1027.6 1029.9 1035.7 1033.4 1035.7 DAY 1 8 28 9 12 4 15 16 27 31 17 12 MIN. QNH PRESSURE IN HPA 1003.6 995.7 999.7 1013.1 1009.5 1009.4 1007.6 1009.5 1015.7 1016.9 1015.5 1018.9 995.7 DAY 11 4 5 24 8 13 28 6 15 6 4 28 MEAN QFF PRESSURE IN HPA 1015.7 1008.7 1010.3 1016.7 1012.6 1008.9 1005.6 1008.0 1016.4 1021.0 1025.8 1028.3 1014.8 MAX. QFF PRESSURE IN HPA 1027.5 1016.3 1025.1 1027.7 1028.8 1021.8 1012.4 1014.0 1023.4 1030.0 1041.7 1041.6 1041.7 DAY 1 8 27 9 12 4 16 16 27 31 15 12 MIN. QFF PRESSURE IN HPA 1006.2 994.7 997.7 1008.8 1006.5 1002.5 998.4 1001.7 1010.1 1013.8 1013.7 1018.0 994.7 DAY 11 23 18 11 8 26 28 6 15 6 4 28 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 896.5 892.7 895.5 903.2 901.6 899.7 898.2 899.4 904.9 906.6 907.4 908.8 901.2 MAX. QFE PRESSURE IN HPA 904.4 900.0 908.8 910.7 912.7 909.9 902.5 904.6 910.9 912.6 918.2 916.4 918.2 DAY 1 8 27 8 12 4 16 16 27 18 17 7 MIN. QFE PRESSURE IN HPA 888.0 881.4 885.1 896.8 895.0 893.3 893.1 894.4 899.9 900.4 899.1 902.1 881.4 DAY 11 23 18 11 8 13 27 6 25 6 4 10 MEAN QNH PRESSURE IN HPA 1010.4 1006.2 1009.3 1017.7 1016.0 1013.9 1012.2 1013.6 1019.7 1021.5 1022.4 1024.0 1015.6 MAX. QNH PRESSURE IN HPA 1019.1 1014.3 1023.9 1026.0 1028.2 1025.2 1017.0 1019.3 1026.3 1028.1 1034.3 1032.3 1034.3 DAY 1 8 27 8 12 4 16 16 27 18 17 7 MIN. QNH PRESSURE IN HPA 1001.0 993.8 997.8 1010.7 1008.7 1006.9 1006.6 1008.1 1014.1 1014.7 1013.3 1016.6 993.8 DAY 11 23 18 11 8 13 27 6 25 6 4 10 MEAN QFF PRESSURE IN HPA 1013.4 1006.8 1009.0 1015.0 1011.4 1007.5 1004.5 1006.8 1014.7 1018.7 1023.5 1026.4 1013.1 MAX. QFF PRESSURE IN HPA 1023.9 1015.8 1023.6 1024.6 1028.6 1020.7 1011.1 1012.4 1021.8 1026.8 1040.6 1040.0 1040.6 DAY 1 8 27 9 12 4 16 16 27 31 15 12 MIN. QFF PRESSURE IN HPA 1003.0 990.6 994.1 1005.3 1005.2 1001.2 998.3 1000.7 1008.1 1011.0 1010.4 1016.0 990.6 DAY 11 23 18 11 8 9 27 6 15 6 4 28 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 896.0 892.6 894.1 901.7 900.5 898.4 897.2 898.3 903.9 905.8 906.9 908.2 900.3 MAX. QFE PRESSURE IN HPA 903.7 899.0 909.1 910.4 912.8 908.5 901.8 904.0 909.8 911.5 917.0 918.0 918.0 DAY 1 8 27 8 12 4 15 16 27 18 17 11 MIN. QFE PRESSURE IN HPA 887.3 882.4 882.1 894.3 894.3 890.6 893.2 893.2 898.2 899.5 898.9 901.3 882.1 DAY 11 12 2 11 8 13 27 6 15 6 4 28 MEAN QNH PRESSURE IN HPA 1009.8 1006.1 1007.8 1016.1 1014.8 1012.5 1011.1 1012.3 1018.5 1020.6 1021.8 1023.3 1014.6 MAX. QNH PRESSURE IN HPA 1018.3 1013.1 1024.3 1025.7 1028.4 1023.6 1016.2 1018.7 1025.0 1026.9 1033.0 1034.1 1034.1 DAY 1 8 27 8 12 4 15 16 27 18 17 11 MIN. QNH PRESSURE IN HPA 1000.3 994.9 994.5 1008.0 1008.0 1003.9 1006.8 1006.8 1012.3 1013.7 1013.0 1015.7 994.5 DAY 11 12 2 11 8 13 27 6 15 6 4 28 MEAN QFF PRESSURE IN HPA 1012.8 1006.6 1007.6 1013.4 1010.5 1006.2 1003.9 1006.1 1014.0 1018.3 1023.1 1025.7 1012.3 MAX. QFF PRESSURE IN HPA 1022.8 1014.6 1024.5 1024.6 1029.1 1019.5 1010.4 1012.1 1021.0 1025.5 1040.6 1038.2 1040.6 DAY 1 8 27 8 12 4 15 16 18 31 15 12 MIN. QFF PRESSURE IN HPA 1001.9 993.4 992.8 1002.7 1004.3 996.0 999.0 1000.1 1006.5 1010.0 1010.0 1015.5 992.8 DAY 11 12 2 11 2 13 27 6 15 6 4 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1952 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 896.7 892.6 894.8 902.1 901.2 898.8 897.3 898.7 904.3 906.6 907.7 908.8 900.8 MAX. QFE PRESSURE IN HPA 904.3 899.0 909.2 911.5 913.7 908.1 901.9 904.1 911.1 912.4 917.5 921.3 921.3 DAY 17 8 27 8 12 4 15 16 27 30 17 11 MIN. QFE PRESSURE IN HPA 887.3 883.9 884.5 893.9 895.7 891.4 893.3 893.5 898.6 900.2 899.3 900.9 883.9 DAY 11 23 2 11 8 13 27 6 25 6 4 10 MEAN QNH PRESSURE IN HPA 1010.6 1006.1 1008.5 1016.6 1015.5 1012.9 1011.3 1012.8 1019.0 1021.5 1022.7 1024.0 1015.1 MAX. QNH PRESSURE IN HPA 1019.0 1013.1 1024.4 1026.9 1029.3 1023.2 1016.3 1018.8 1026.5 1027.9 1033.5 1037.7 1037.7 DAY 17 8 27 8 12 4 15 16 27 30 17 11 MIN. QNH PRESSURE IN HPA 1000.3 996.5 997.2 1007.5 1009.5 1004.8 1006.9 1007.1 1012.7 1014.5 1013.5 1015.2 996.5 DAY 11 23 2 11 8 13 27 6 25 6 4 10 MEAN QFF PRESSURE IN HPA 1014.3 1007.3 1009.0 1014.3 1011.3 1006.6 1003.9 1006.7 1015.1 1020.5 1025.3 1027.6 1013.5 MAX. QFF PRESSURE IN HPA 1024.3 1014.6 1024.8 1026.5 1030.7 1019.2 1010.6 1013.0 1023.0 1027.3 1041.2 1042.4 1042.4 DAY 1 8 27 8 12 4 15 16 27 31 15 11 MIN. QFF PRESSURE IN HPA 1002.1 993.8 995.3 1002.8 1005.8 997.3 999.2 1000.2 1008.0 1012.3 1012.6 1016.1 993.8 DAY 11 23 18 11 8 13 27 6 15 6 4 28 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 897.2 893.4 895.8 903.5 902.2 900.1 898.6 900.2 905.7 907.5 908.4 909.2 901.8 MAX. QFE PRESSURE IN HPA 905.9 899.3 910.5 913.2 914.2 909.1 903.3 905.3 911.6 914.2 919.2 921.4 921.4 DAY 17 28 27 8 12 3 15 16 27 30 15 11 MIN. QFE PRESSURE IN HPA 887.1 884.4 884.3 895.2 896.4 894.3 894.5 894.6 900.9 901.7 900.4 901.6 884.3 DAY 11 12 18 11 1 13 27 6 15 6 4 10 MEAN QNH PRESSURE IN HPA 1011.2 1007.0 1009.6 1018.1 1016.7 1014.4 1012.7 1014.5 1020.5 1022.6 1023.5 1024.4 1016.3 MAX. QNH PRESSURE IN HPA 1020.8 1013.5 1025.8 1028.8 1029.9 1024.3 1017.9 1020.1 1027.0 1029.9 1035.4 1037.8 1037.8 DAY 17 28 27 8 12 3 15 16 27 30 15 11 MIN. QNH PRESSURE IN HPA 1000.0 997.1 996.9 1009.0 1010.3 1008.0 1008.2 1008.3 1015.2 1016.1 1014.7 1016.0 996.9 DAY 11 12 18 11 1 13 27 6 15 6 4 10 MEAN QFF PRESSURE IN HPA 1014.5 1008.1 1009.9 1015.7 1012.4 1008.0 1005.1 1007.8 1016.0 1020.3 1025.2 1027.3 1014.2 MAX. QFF PRESSURE IN HPA 1024.6 1014.4 1026.5 1028.2 1030.8 1020.0 1012.5 1014.3 1023.7 1029.3 1042.6 1043.0 1043.0 DAY 17 8 27 8 12 4 15 16 18 30 15 11 MIN. QFF PRESSURE IN HPA 1001.8 996.6 994.0 1003.3 1005.9 1000.1 999.4 1000.2 1009.3 1011.9 1012.3 1016.3 994.0 DAY 11 12 18 11 1 13 27 6 15 6 4 28 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 896.8 893.1 895.0 903.3 901.8 900.1 898.4 899.9 905.3 907.4 908.1 908.9 901.5 MAX. QFE PRESSURE IN HPA 905.8 898.5 909.5 912.8 913.2 909.1 903.1 904.9 911.0 914.3 917.6 919.0 919.0 DAY 17 28 27 8 12 3 15 16 27 30 16 11 MIN. QFE PRESSURE IN HPA 887.1 883.9 884.0 895.6 896.0 894.4 894.3 895.1 901.0 902.1 900.9 901.1 883.9 DAY 11 12 4 11 1 25 27 6 14 6 4 10 MEAN QNH PRESSURE IN HPA 1010.8 1006.6 1008.7 1017.9 1016.3 1014.3 1012.5 1014.2 1020.1 1022.4 1023.2 1024.1 1015.9 MAX. QNH PRESSURE IN HPA 1020.6 1012.6 1024.7 1028.4 1028.8 1024.3 1017.7 1019.7 1026.4 1030.0 1033.6 1035.2 1035.2 DAY 17 28 27 8 12 3 15 16 27 30 16 11 MIN. QNH PRESSURE IN HPA 1000.0 996.5 996.6 1009.4 1009.8 1008.1 1008.0 1008.9 1015.4 1016.6 1015.2 1015.5 996.5 DAY 11 12 4 11 1 25 27 6 14 6 4 10 MEAN QFF PRESSURE IN HPA 1013.7 1007.2 1008.8 1015.2 1011.6 1007.9 1004.8 1007.4 1015.3 1019.7 1024.4 1026.5 1013.5 MAX. QFF PRESSURE IN HPA 1024.8 1013.3 1024.6 1027.7 1029.4 1019.9 1012.2 1013.7 1022.9 1029.5 1040.3 1042.2 1042.2 DAY 17 28 26 8 12 3 15 16 18 30 15 11 MIN. QFF PRESSURE IN HPA 1002.0 995.4 996.7 1003.2 1005.0 1001.2 999.0 1001.0 1009.3 1011.9 1012.1 1014.3 995.4 DAY 11 12 18 11 1 25 27 6 15 6 4 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.6 7.1 6.5 13.2 19.4 24.3 26.6 24.6 19.7 11.9 5.5 0.5 13.6 MINIMUN AIR TEMPERATURE (C) -1.0 1.7 2.4 8.0 13.0 16.7 18.5 16.2 11.2 4.5 1.3 -1.8 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 3 2 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 5 1 1 0 0 0 0 0 0 3 6 6 22 DAYS WITH FREEZING MIN.<= 0 23 12 8 0 0 0 0 0 0 8 12 26 89 TEMPERATURE RECORDS LOWEST(C) -5.0 -4.0 -5.0 1.0 8.0 11.0 16.0 11.0 5.0 -8.0 -8.0 -11.0 -11.0 DAY 20 15 10 19 5 3 14 18 27 28 12 24 MAXIMUM AIR TEMPERATURE (C) 9.5 13.2 12.2 18.8 25.9 31.2 33.8 32.3 28.3 19.4 11.1 3.7 20.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 2 21 31 31 12 3 0 0 101 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 4 4 8 TEMPERATURE RECORDS HIGHEST(C) 15.0 23.0 26.0 30.0 32.0 39.0 37.0 35.0 37.0 31.0 27.0 12.0 39.0 DAY 23 19 2 21 7 15 1 30 10 23 20 3 DIF. BETWEEN (MAX.-MIN.) (C) 10.5 11.5 9.8 10.8 12.9 14.5 15.3 16.1 17.1 14.9 9.8 5.5 12.4 MEAN DAILY TEMP. (MDT) (C) 4.3 7.5 7.3 13.4 19.5 23.9 26.1 24.2 19.7 12.0 6.2 1.0 13.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 9.5 104.5 159.0 100.5 17.5 0.0 0.0 0.0 391.0 HEATING DEG. DAYS(BASE 18 0C) 412.0 295.0 332.0 150.0 15.0 3.0 0.0 0.0 12.5 194.5 355.5 528.0 2297.5 DEWPOINT (MEAN C) -0.9 1.4 2.5 5.7 9.9 12.6 11.2 7.9 4.1 1.7 0.4 -1.0 4.6 MIXING RATIO (G/KG) 4.03 4.83 5.27 6.65 8.60 10.47 9.61 7.69 5.97 5.03 4.50 3.98 6.39 VAPOUR PRESSURE (HPA) 5.81 6.95 7.56 9.55 12.29 14.86 13.66 10.98 8.59 7.28 6.52 5.77 9.15 SATURATION DEF. (HPA) 2.38 3.81 2.75 6.57 11.23 17.41 22.54 21.50 16.05 8.25 3.40 0.72 9.72 RELATIVE HUMIDITY (MEAN %) 75 71 79 66 58 51 41 36 39 55 74 90 61 RELATIVE HUMIDITY (MAX. %) 91 91 96 86 81 71 57 51 56 77 91 98 79 RELATIVE HUMIDITY (MIN. %) 53 49 58 45 36 35 27 24 24 34 53 78 43 RELATIVE HUMIDITY (MEAN% 03UTC) 89 86 92 79 70 59 50 47 51 73 83 96 73 RELATIVE HUMIDITY (MEAN% 09UTC) 58 56 65 52 42 38 31 27 28 40 63 82 49 RELATIVE HUMIDITY (MEAN% 15UTC) 73 68 73 58 52 42 32 28 34 47 70 90 56 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 12.3 53.7 102.5 59.5 32.0 8.3 0.0 0.0 2.0 10.6 39.0 46.6 366.5 DAYS WITH PRECIPITATION >=10 0 1 2 2 1 0 0 0 0 0 2 1 9 DAYS WITH PRECIPITATION >= 5 1 4 5 6 1 1 0 0 0 0 4 5 27 DAYS WITH PRECIPITATION >= 1 4 6 10 8 7 2 0 0 1 4 6 10 58 DAYS WITH PRECIPITATION 7 8 17 15 18 2 0 0 1 7 6 17 98 GREATEST DAILY PRECIPITATION 5.3 33.0 42.0 19.0 18.0 6.0 0.0 0.0 2.0 4.5 13.0 10.0 42.0 DAY 24 21 22 11 28 2 ** ** 6 31 28 22 DAY WITH THUNDER STORM 2 0 4 2 10 3 0 0 0 0 1 0 22 DAYS WITH SNOW OR SLEET 2 1 3 0 0 0 0 0 0 0 2 11 19 DAYS WITH DUST 0 0 0 0 0 0 0 0 1 0 0 0 1 WIND DIRECTION (PREVAILING) 180 315 315 180 315 90 90 90 180 180 135 180 180 PREVAILING WIND SPEED(KNOTS) 6.2 8.0 11.5 6.4 8.2 8.6 11.3 11.7 5.4 7.2 6.5 5.6 6.2 PREVAILING WIND PERCENT 19.8 24.6 27.4 32.9 27.0 27.4 35.1 34.7 32.9 35.5 20.0 22.6 22.5 CALMS PERCENT OF WIND 27.0 25.0 5.2 10.4 11.7 8.0 8.5 14.1 10.8 12.9 27.5 37.5 16.5 NO. OF WIND OBSERVATION 248 224 248 240 248 237 248 248 240 248 240 248 2917 VECTOR WIND DIRECTION (MEAN) 196 249 206 143 19 101 71 77 134 156 161 171 124 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.4 1.1 2.6 0.5 2.6 4.5 4.2 3.7 3.3 1.6 1.2 1.6 WIND STEADINESES (MEAN %) 22.0 25.9 12.6 38.2 7.7 46.4 61.6 70.0 62.7 58.9 36.4 34.3 27.6 WIND SPEED (MEAN KNOTS) 4.1 5.4 8.7 6.8 6.5 5.6 7.3 6.0 5.9 5.6 4.4 3.5 5.8 FASTEST WIND DIRECTION 310 310 160 200 330 340 330 70 70 330 130 310 310 FASTEST WIND SPEED (KNOTS) 24 30 30 24 24 18 24 24 18 24 18 24 30 DAY 12 13 3 21 4 2 2 12 4 8 1 22 DAYS WITH SKY CLEAR (0-2)/8 9 8 6 9 10 26 30 28 30 17 9 8 190 DAYS WITH P.CLOUDY (3-6)/8 17 12 16 11 13 3 1 3 0 9 14 7 106 DAYS WITH CLOUDY (7-8)/8 5 8 9 10 8 1 0 0 0 5 7 16 69 DAYS WITH VISIBILITY =< 2 KM 2 3 1 0 0 0 0 0 0 0 3 6 15 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 904.5 902.0 902.5 904.2 901.2 898.9 898.3 900.3 904.0 907.9 908.2 908.5 903.4 MAX. QFE PRESSURE IN HPA 914.0 913.6 916.9 913.4 933.4 907.6 903.8 905.9 913.7 921.7 921.4 915.4 933.4 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 20-18 31- 3 21- 6 26-15 9-18 13- 6 MIN. QFE PRESSURE IN HPA 894.5 892.2 886.8 894.3 892.9 891.2 891.9 896.6 895.7 897.9 896.2 898.3 886.8 DAY-HOUR 31-12 24-15 13-12 28-15 8-12 30-12 1-12 23-12 10-12 23-12 20-12 21- 3 MEAN QNH PRESSURE IN HPA 1019.2 1016.5 1017.0 1018.8 1015.6 1013.1 1012.4 1014.6 1018.7 1022.9 1023.2 1023.6 1018.0 MAX. QNH PRESSURE IN HPA 1029.7 1029.2 1032.9 1029.0 1051.0 1022.6 1018.4 1020.8 1029.3 1038.2 1037.8 1031.2 1051.0 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 20-18 31- 3 21- 6 26-15 9-18 13- 6 MIN. QNH PRESSURE IN HPA 1008.2 1005.7 999.7 1008.0 1006.4 1004.6 1005.3 1010.5 1009.5 1011.9 1010.1 1012.4 999.7 DAY-HOUR 31-12 24-15 13-12 28-15 8-12 30-12 1-12 23-12 10-12 23-12 20-12 21- 3 MEAN QFF PRESSURE IN HPA 1021.4 1017.0 1017.8 1016.8 1010.8 1006.3 1004.7 1007.8 1013.9 1021.5 1024.6 1027.3 1015.8 MAX. QFF PRESSURE IN HPA 1032.6 1031.9 1036.5 1029.6 1047.3 1017.4 1010.6 1014.6 1026.4 1042.4 1043.5 1035.3 1047.3 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 21- 3 31- 3 21- 6 26-18 9-18 13-18 MIN. QFF PRESSURE IN HPA 1007.3 1002.8 996.9 1003.0 999.0 996.6 997.2 1003.6 1003.0 1006.6 1005.8 1013.2 996.6 DAY-HOUR 12-12 19-21 13-12 28-15 8- 9 30- 9 1-12 15-12 10-12 23-12 20- 9 21- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.6 901.7 902.2 904.1 901.0 899.1 898.2 900.2 904.1 907.8 907.9 908.3 903.3 MAX. QFE PRESSURE IN HPA 912.1 911.6 915.1 910.9 906.2 906.5 902.8 905.1 912.2 919.8 919.7 913.7 919.8 DAY 3 16 28 1 5 6 21 31 21 27 10 10 MIN. QFE PRESSURE IN HPA 895.1 893.1 891.4 895.8 893.5 892.2 893.4 897.3 898.5 898.4 897.5 898.6 891.4 DAY 12 20 13 12 8 30 1 24 10 4 20 21 MEAN QNH PRESSURE IN HPA 1019.3 1016.1 1016.7 1018.7 1015.4 1013.3 1012.2 1014.5 1018.8 1022.8 1022.9 1023.4 1017.8 MAX. QNH PRESSURE IN HPA 1027.6 1027.0 1030.9 1026.3 1021.1 1021.4 1017.3 1019.9 1027.7 1036.1 1036.0 1029.3 1036.1 DAY 3 16 28 1 5 6 21 31 21 27 10 10 MIN. QNH PRESSURE IN HPA 1008.9 1006.6 1004.8 1009.6 1007.1 1005.7 1007.0 1011.3 1012.6 1012.5 1011.5 1012.7 1004.8 DAY 12 20 13 12 8 30 1 24 10 4 20 21 MEAN QFF PRESSURE IN HPA 1021.1 1016.4 1017.1 1016.6 1010.5 1006.8 1004.8 1007.8 1013.8 1021.1 1023.9 1026.9 1015.6 MAX. QFF PRESSURE IN HPA 1030.0 1029.9 1033.6 1026.4 1016.7 1016.4 1010.0 1012.8 1024.5 1040.8 1041.6 1033.3 1041.6 DAY 3 15 10 1 5 6 21 31 21 27 10 14 MIN. QFF PRESSURE IN HPA 1007.4 1003.0 1001.8 1005.5 999.6 998.3 999.1 1004.6 1006.6 1008.6 1008.2 1013.2 998.3 DAY 12 20 13 25 8 30 1 15 15 4 20 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.9 902.4 902.9 904.7 901.6 899.7 899.0 901.0 904.7 908.4 908.4 908.7 903.9 MAX. QFE PRESSURE IN HPA 912.7 912.3 916.0 912.5 906.7 906.7 903.5 905.9 912.7 919.7 919.9 914.3 919.9 DAY 2 15 28 1 5 6 21 31 21 27 10 10 MIN. QFE PRESSURE IN HPA 895.4 895.4 891.7 897.0 895.0 892.3 894.0 898.0 897.8 900.8 897.8 898.3 891.7 DAY 12 20 13 12 3 30 1 23 10 4 20 21 MEAN QNH PRESSURE IN HPA 1019.7 1016.9 1017.5 1019.5 1016.1 1014.0 1013.1 1015.3 1019.5 1023.5 1023.5 1023.8 1018.5 MAX. QNH PRESSURE IN HPA 1028.2 1027.8 1031.9 1028.0 1021.6 1021.6 1018.1 1020.8 1028.2 1036.0 1036.2 1030.0 1036.2 DAY 2 15 28 1 5 6 21 31 21 27 10 10 MIN. QNH PRESSURE IN HPA 1009.2 1009.2 1005.1 1010.9 1008.7 1005.8 1007.6 1012.0 1011.8 1015.1 1011.8 1012.4 1005.1 DAY 12 20 13 12 3 30 1 23 10 4 20 21 MEAN QFF PRESSURE IN HPA 1022.5 1018.0 1018.6 1017.8 1011.5 1007.1 1005.5 1008.8 1015.5 1022.9 1025.4 1027.8 1016.8 MAX. QFF PRESSURE IN HPA 1031.6 1031.3 1035.6 1029.1 1019.7 1016.3 1010.6 1014.6 1025.7 1041.0 1042.2 1033.7 1042.2 DAY 4 15 28 1 5 6 21 31 21 27 10 13 MIN. QFF PRESSURE IN HPA 1009.4 1006.9 1003.0 1007.3 1002.0 997.5 999.1 1005.4 1007.6 1011.2 1010.1 1013.3 997.5 DAY 12 20 13 25 8 30 1 15 15 4 20 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 905.9 903.5 903.6 905.2 902.0 899.9 899.2 901.2 905.3 908.5 909.3 909.7 904.4 MAX. QFE PRESSURE IN HPA 914.0 913.6 916.9 913.4 906.8 907.1 903.4 905.8 913.7 919.5 920.6 915.4 920.6 DAY 2 15 28 1 5 6 20 31 21 26 10 13 MIN. QFE PRESSURE IN HPA 896.7 897.5 891.6 897.1 895.2 892.4 893.9 898.4 897.8 901.7 898.6 900.5 891.6 DAY 12 12 13 11 8 30 1 23 10 23 20 21 MEAN QNH PRESSURE IN HPA 1020.8 1018.1 1018.2 1020.0 1016.4 1014.2 1013.3 1015.6 1020.0 1023.6 1024.5 1024.9 1019.1 MAX. QNH PRESSURE IN HPA 1029.7 1029.2 1032.9 1029.0 1021.7 1022.1 1018.0 1020.6 1029.3 1035.7 1036.9 1031.2 1036.9 DAY 2 15 28 1 5 6 20 31 21 26 10 13 MIN. QNH PRESSURE IN HPA 1010.6 1011.5 1005.0 1011.1 1009.0 1005.9 1007.5 1012.5 1011.8 1016.1 1012.7 1014.8 1005.0 DAY 12 12 13 11 8 30 1 23 10 23 20 21 MEAN QFF PRESSURE IN HPA 1023.2 1018.8 1019.1 1018.2 1011.5 1007.5 1005.6 1008.6 1015.2 1022.2 1026.1 1028.8 1017.1 MAX. QFF PRESSURE IN HPA 1032.6 1031.9 1036.5 1029.6 1019.8 1017.1 1010.0 1013.9 1026.4 1038.6 1042.4 1035.2 1042.4 DAY 2 15 28 1 5 6 21 30 21 26 10 13 MIN. QFF PRESSURE IN HPA 1010.1 1009.2 1002.9 1008.6 1002.2 997.3 999.0 1005.5 1006.0 1012.2 1009.7 1016.2 997.3 DAY 12 20 13 28 8 30 1 15 10 23 20 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.3 902.0 902.5 904.1 900.8 898.9 898.2 900.2 903.7 907.5 907.8 908.3 903.2 MAX. QFE PRESSURE IN HPA 913.1 912.7 916.0 912.4 905.5 906.5 902.6 904.8 912.0 919.6 919.6 914.6 919.6 DAY 2 15 28 1 5 5 20 30 21 26 9 13 MIN. QFE PRESSURE IN HPA 895.2 894.4 889.1 896.0 893.2 891.8 893.2 897.4 896.6 898.4 896.5 898.6 889.1 DAY 12 24 13 11 8 30 1 23 10 23 20 21 MEAN QNH PRESSURE IN HPA 1019.0 1016.5 1017.0 1018.8 1015.2 1013.0 1012.2 1014.5 1018.3 1022.5 1022.8 1023.4 1017.8 MAX. QNH PRESSURE IN HPA 1028.7 1028.2 1031.9 1027.9 1020.3 1021.4 1017.1 1019.5 1027.5 1035.8 1035.8 1030.3 1035.8 DAY 2 15 28 1 5 5 20 30 21 26 9 13 MIN. QNH PRESSURE IN HPA 1009.0 1008.1 1002.2 1009.8 1006.8 1005.2 1006.8 1011.4 1010.5 1012.5 1010.4 1012.7 1002.2 DAY 12 24 13 11 8 30 1 23 10 23 20 21 MEAN QFF PRESSURE IN HPA 1020.8 1016.7 1017.5 1016.5 1010.1 1006.1 1004.3 1007.4 1013.1 1020.6 1023.5 1026.8 1015.3 MAX. QFF PRESSURE IN HPA 1030.9 1030.3 1035.3 1028.2 1018.3 1016.3 1008.8 1012.2 1024.1 1038.9 1041.0 1034.1 1041.0 DAY 2 15 28 1 5 5 18 30 21 26 9 13 MIN. QFF PRESSURE IN HPA 1007.9 1006.7 999.7 1004.2 999.0 996.6 998.2 1003.8 1004.1 1006.6 1005.8 1014.6 996.6 DAY 12 24 13 28 8 30 1 15 10 23 20 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.5 901.1 901.3 903.0 899.8 897.8 897.2 899.2 902.4 906.7 907.2 907.7 902.2 MAX. QFE PRESSURE IN HPA 912.3 911.8 914.0 910.9 903.3 906.2 902.2 903.6 910.4 920.4 920.3 914.5 920.4 DAY 2 15 28 1 5 5 20 31 21 26 9 13 MIN. QFE PRESSURE IN HPA 894.5 892.3 886.8 894.8 892.9 891.2 891.9 896.6 895.7 897.9 896.2 898.3 886.8 DAY 31 24 13 11 8 30 1 23 10 23 20 21 MEAN QNH PRESSURE IN HPA 1018.2 1015.4 1015.7 1017.5 1014.1 1011.8 1011.2 1013.4 1016.9 1021.6 1022.2 1022.7 1016.7 MAX. QNH PRESSURE IN HPA 1027.8 1027.3 1029.7 1026.3 1017.9 1021.1 1016.7 1018.2 1025.7 1036.7 1036.6 1030.2 1036.7 DAY 2 15 28 1 5 5 20 31 21 26 9 13 MIN. QNH PRESSURE IN HPA 1008.2 1005.8 999.7 1008.5 1006.4 1004.6 1005.3 1010.5 1009.5 1011.9 1010.1 1012.4 999.7 DAY 31 24 13 11 8 30 1 23 10 23 20 21 MEAN QFF PRESSURE IN HPA 1019.8 1015.6 1016.1 1015.3 1009.2 1005.1 1003.6 1006.6 1012.0 1019.9 1023.2 1026.1 1014.4 MAX. QFF PRESSURE IN HPA 1029.7 1029.1 1032.7 1025.9 1015.5 1016.1 1008.8 1011.8 1022.3 1040.0 1041.8 1034.2 1041.8 DAY 2 15 28 1 5 5 18 31 21 26 9 13 MIN. QFF PRESSURE IN HPA 1007.3 1003.9 996.9 1003.7 999.6 996.7 997.2 1003.6 1003.0 1006.6 1005.9 1014.4 996.7 DAY 12 24 13 28 8 30 1 15 10 23 20 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1953 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.2 901.6 902.0 903.5 901.6 898.0 897.7 899.7 903.2 907.6 908.0 908.4 902.9 MAX. QFE PRESSURE IN HPA 912.6 912.4 913.8 910.8 933.4 906.5 902.4 904.0 910.7 921.7 921.1 915.3 933.4 DAY 2 15 28 1 16 5 18 30 21 26 9 13 MIN. QFE PRESSURE IN HPA 895.3 892.2 888.5 894.3 895.0 891.8 893.0 897.1 897.9 898.2 897.2 899.4 888.5 DAY 31 24 13 28 7 29 1 23 14 23 20 21 MEAN QNH PRESSURE IN HPA 1018.9 1016.0 1016.4 1018.1 1016.0 1012.1 1011.7 1013.9 1017.7 1022.6 1023.1 1023.5 1017.5 MAX. QNH PRESSURE IN HPA 1028.1 1027.9 1029.5 1026.1 1051.0 1021.4 1016.9 1018.7 1026.0 1038.2 1037.5 1031.1 1051.0 DAY 2 15 28 1 16 5 18 30 21 26 9 13 MIN. QNH PRESSURE IN HPA 1009.1 1005.7 1001.6 1008.0 1008.7 1005.2 1006.5 1011.1 1011.9 1012.3 1011.2 1013.6 1001.6 DAY 31 24 13 28 7 29 1 23 14 23 20 21 MEAN QFF PRESSURE IN HPA 1021.6 1017.1 1017.5 1016.2 1011.5 1005.0 1004.0 1007.4 1013.7 1022.1 1025.1 1027.5 1015.7 MAX. QFF PRESSURE IN HPA 1031.7 1031.2 1033.0 1026.2 1047.3 1016.1 1009.4 1012.8 1023.2 1041.9 1042.8 1035.3 1047.3 DAY 2 15 28 1 16 5 18 31 21 26 9 13 MIN. QFF PRESSURE IN HPA 1010.6 1004.2 1000.3 1003.0 1002.9 996.7 998.0 1004.6 1005.9 1008.6 1008.1 1015.8 996.7 DAY 24 24 13 28 7 29 1 15 14 23 20 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.6 902.2 903.1 904.6 901.9 899.2 898.7 900.8 904.5 908.6 908.6 908.7 903.8 MAX. QFE PRESSURE IN HPA 912.8 912.9 915.2 911.5 905.4 907.6 903.8 905.5 911.8 921.4 921.4 915.3 921.4 DAY 2 15 18 1 24 5 20 30 20 26 9 13 MIN. QFE PRESSURE IN HPA 895.9 893.0 891.7 896.2 897.8 892.9 893.7 898.4 899.2 898.7 897.7 899.5 891.7 DAY 11 24 13 24 2 29 1 23 9 3 20 21 MEAN QNH PRESSURE IN HPA 1019.3 1016.6 1017.6 1019.3 1016.3 1013.4 1012.9 1015.1 1019.2 1023.7 1023.8 1023.9 1018.4 MAX. QNH PRESSURE IN HPA 1028.4 1028.5 1031.0 1026.9 1020.2 1022.6 1018.4 1020.3 1027.3 1037.8 1037.8 1031.1 1037.8 DAY 2 15 18 1 24 5 20 30 20 26 9 13 MIN. QNH PRESSURE IN HPA 1009.7 1006.5 1005.1 1010.1 1011.8 1006.4 1007.3 1012.5 1013.4 1012.8 1011.7 1013.7 1005.1 DAY 11 24 13 24 2 29 1 23 9 3 20 21 MEAN QFF PRESSURE IN HPA 1021.7 1017.3 1018.5 1017.3 1011.4 1006.6 1005.2 1008.2 1014.4 1022.4 1025.4 1027.7 1016.3 MAX. QFF PRESSURE IN HPA 1031.5 1030.4 1033.9 1026.9 1017.1 1017.4 1010.1 1013.6 1024.0 1042.4 1043.5 1035.3 1043.5 DAY 2 15 9 1 5 5 18 30 20 26 9 13 MIN. QFF PRESSURE IN HPA 1010.4 1003.6 1003.6 1004.9 1005.8 998.5 998.2 1005.1 1007.3 1010.2 1008.4 1016.0 998.2 DAY 23 24 13 24 2 29 1 14 14 3 20 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.3 901.9 902.8 904.2 901.3 898.9 898.5 900.5 904.3 908.1 908.2 908.3 903.4 MAX. QFE PRESSURE IN HPA 912.4 912.3 914.6 910.9 905.6 906.5 903.4 905.0 911.7 920.8 920.5 914.8 920.8 DAY 2 15 18 1 4 5 18 30 20 26 9 13 MIN. QFE PRESSURE IN HPA 895.6 893.0 892.9 896.2 894.4 892.4 893.5 897.9 898.6 898.1 898.2 899.7 892.4 DAY 11 19 12 24 7 29 1 22 9 3 20 21 MEAN QNH PRESSURE IN HPA 1019.0 1016.4 1017.4 1018.9 1015.6 1013.0 1012.6 1014.8 1019.0 1023.2 1023.3 1023.4 1018.1 MAX. QNH PRESSURE IN HPA 1027.9 1027.8 1030.3 1026.3 1020.4 1021.4 1018.0 1019.8 1027.1 1037.2 1036.8 1030.6 1037.2 DAY 2 15 18 1 4 5 18 30 20 26 9 13 MIN. QNH PRESSURE IN HPA 1009.4 1006.5 1006.4 1010.1 1008.1 1005.9 1007.1 1011.9 1012.7 1012.2 1012.3 1013.9 1005.9 DAY 11 19 12 24 7 29 1 22 9 3 20 21 MEAN QFF PRESSURE IN HPA 1020.8 1016.5 1017.9 1016.5 1010.6 1006.1 1004.7 1007.8 1013.9 1021.4 1024.3 1026.9 1015.6 MAX. QFF PRESSURE IN HPA 1030.6 1029.5 1033.4 1025.8 1016.6 1016.2 1009.9 1012.7 1023.8 1041.5 1042.5 1034.5 1042.5 DAY 2 14 9 1 4 5 20 31 20 26 9 13 MIN. QFF PRESSURE IN HPA 1008.5 1002.8 1003.8 1004.1 1000.9 998.2 997.9 1004.4 1006.6 1008.8 1007.6 1015.2 997.9 DAY 11 19 12 24 7 29 1 14 14 3 20 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.0 0.3 5.0 12.5 19.5 22.3 26.0 24.0 19.1 14.8 6.8 3.5 13.0 MINIMUN AIR TEMPERATURE (C) -1.6 -3.3 1.6 8.5 12.0 14.0 17.9 15.2 10.1 6.4 1.8 -1.0 6.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 7 11 7 0 0 0 0 0 0 0 5 3 33 DAYS WITH FREEZING MIN.<= 0 24 24 13 0 0 0 0 0 0 0 8 26 95 TEMPERATURE RECORDS LOWEST(C) -9.0 -14.0 -7.0 4.0 6.0 11.0 14.0 12.0 3.0 2.0 -9.0 -5.0 -14.0 DAY 18 18 6 1 7 10 6 7 24 28 27 2 MAXIMUM AIR TEMPERATURE (C) 7.2 5.1 9.4 17.1 26.6 29.5 33.0 31.7 27.8 23.0 13.1 9.8 19.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 12 31 25 7 0 0 0 83 DAYS WITH MAXIMUM TEMP. <= 0 1 4 4 0 0 0 0 0 0 0 5 0 14 TEMPERATURE RECORDS HIGHEST(C) 14.0 14.0 23.0 27.0 34.0 36.0 36.0 36.0 33.0 28.0 24.0 15.0 36.0 DAY 3 5 25 26 28 1 18 30 2 3 2 19 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 8.4 7.8 8.6 14.6 15.5 15.1 16.5 17.7 16.6 11.3 10.8 12.6 MEAN DAILY TEMP. (MDT) (C) 2.8 0.9 5.5 12.8 19.3 21.8 25.5 23.5 18.9 14.7 7.4 4.4 13.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 22.5 28.0 138.5 77.0 9.5 0.0 0.0 0.0 275.5 HEATING DEG. DAYS(BASE 18 0C) 471.5 479.0 386.5 162.0 28.0 0.0 0.0 0.0 22.0 102.5 316.5 421.5 2389.5 DEWPOINT (MEAN C) -1.4 -2.0 3.0 8.7 9.0 7.1 11.0 8.0 3.0 2.3 1.5 -0.5 4.1 MIXING RATIO (G/KG) 3.95 3.78 5.55 7.99 8.16 7.28 9.46 7.70 5.48 5.12 4.89 4.13 6.12 VAPOUR PRESSURE (HPA) 5.68 5.45 7.99 11.43 11.67 10.40 13.42 10.99 7.88 7.39 7.08 5.98 8.78 SATURATION DEF. (HPA) 1.65 1.16 1.51 3.78 12.23 17.77 21.38 20.35 15.77 10.44 3.80 2.26 9.34 RELATIVE HUMIDITY (MEAN %) 81 86 89 80 53 41 42 39 37 46 73 78 62 RELATIVE HUMIDITY (MAX. %) 94 96 99 93 76 63 61 57 54 65 90 94 79 RELATIVE HUMIDITY (MIN. %) 60 72 74 64 35 25 28 24 22 29 53 56 45 RELATIVE HUMIDITY (MEAN% 03UTC) 89 93 95 89 64 49 52 51 48 60 86 87 72 RELATIVE HUMIDITY (MEAN% 09UTC) 70 78 83 69 38 27 29 28 25 34 59 61 50 RELATIVE HUMIDITY (MEAN% 15UTC) 82 84 84 76 46 30 32 28 30 41 71 79 57 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 24.4 63.9 57.3 78.3 4.9 0.0 0.8 4.0 0.0 0.5 50.0 9.6 293.7 DAYS WITH PRECIPITATION >=10 0 2 1 2 0 0 0 0 0 0 2 0 7 DAYS WITH PRECIPITATION >= 5 2 5 5 4 0 0 0 0 0 0 3 1 20 DAYS WITH PRECIPITATION >= 1 8 6 10 11 1 0 0 1 0 0 5 4 46 DAYS WITH PRECIPITATION 14 14 18 19 5 0 4 2 0 2 10 8 96 GREATEST DAILY PRECIPITATION 8.0 21.0 16.0 34.0 4.0 0.0 0.5 4.0 0.0 0.5 29.4 5.0 34.0 DAY 12 16 29 12 17 ** 4 26 ** 1 8 14 DAY WITH THUNDER STORM 0 0 1 6 3 0 1 1 0 2 1 0 15 DAYS WITH SNOW OR SLEET 3 6 5 0 0 0 0 0 0 0 2 3 19 DAYS WITH DUST 0 0 2 0 0 0 5 0 1 0 0 0 8 WIND DIRECTION (PREVAILING) 315 135 135 135 135 90 315 90 90 180 315 315 315 PREVAILING WIND SPEED(KNOTS) 6.3 7.9 8.5 9.4 7.7 10.7 5.0 7.9 6.6 3.7 3.6 3.4 5.2 PREVAILING WIND PERCENT 29.0 31.7 47.2 34.6 24.2 30.0 34.7 22.2 29.2 30.6 22.9 19.4 18.2 CALMS PERCENT OF WIND 27.8 21.9 14.9 13.3 6.5 8.8 7.7 6.9 3.8 7.7 9.6 23.4 12.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 313 148 139 132 128 83 19 53 94 155 148 256 111 VECTOR WIND MAGNITUDE(KNOTS) 0.8 2.1 3.7 2.5 2.4 3.1 2.0 2.0 1.6 0.6 1.1 0.5 1.3 WIND STEADINESES (MEAN %) 19.5 39.6 55.2 40.3 38.1 49.2 39.2 40.0 32.7 17.1 28.2 21.7 26.0 WIND SPEED (MEAN KNOTS) 4.1 5.3 6.7 6.2 6.3 6.3 5.1 5.0 4.9 3.5 3.9 2.3 5.0 FASTEST WIND DIRECTION 300 180 320 310 310 90 360 50 70 310 130 290 300 FASTEST WIND SPEED (KNOTS) 24 24 24 24 24 20 24 18 24 18 24 18 24 DAY 9 8 15 7 9 16 31 2 22 1 25 8 DAYS WITH SKY CLEAR (0-2)/8 14 5 2 0 19 25 20 28 29 24 9 12 187 DAYS WITH P.CLOUDY (3-6)/8 10 9 13 14 12 5 10 3 1 7 12 13 109 DAYS WITH CLOUDY (7-8)/8 7 14 16 16 0 0 1 0 0 0 9 6 69 DAYS WITH VISIBILITY =< 2 KM 4 10 9 3 0 0 1 0 0 0 3 4 34 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 901.1 902.6 906.0 901.7 901.5 900.0 897.1 899.8 903.3 906.4 908.8 907.7 903.0 MAX. QFE PRESSURE IN HPA 911.7 917.9 917.7 913.1 911.6 904.3 900.4 904.7 908.8 913.5 921.5 921.3 921.5 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 3-18 31- 6 31- 6 23- 6 12- 6 26-15 16- 6 MIN. QFE PRESSURE IN HPA 891.2 885.6 892.7 895.6 894.9 895.5 894.4 894.2 898.8 897.6 901.6 895.0 885.6 DAY-HOUR 11-21 8-21 25- 0 4-15 28-12 5-12 27-12 8-12 9-12 3-12 25- 0 7-12 MEAN QNH PRESSURE IN HPA 1015.4 1017.1 1020.9 1016.1 1015.9 1014.3 1011.1 1014.1 1017.9 1021.3 1023.9 1022.7 1017.5 MAX. QNH PRESSURE IN HPA 1027.1 1034.0 1033.8 1028.7 1027.0 1019.0 1014.7 1019.4 1023.9 1029.1 1037.9 1037.7 1037.9 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 3-18 31- 6 31- 6 23- 6 12- 6 26-15 16- 6 MIN. QNH PRESSURE IN HPA 1004.6 998.4 1006.2 1009.4 1008.6 1009.3 1008.1 1007.9 1012.9 1011.6 1016.0 1008.7 998.4 DAY-HOUR 11-21 8-21 25- 0 4-15 28-12 5-12 27-12 8-12 9-12 3-12 25- 0 7-12 MEAN QFF PRESSURE IN HPA 1018.2 1020.7 1022.5 1014.1 1011.1 1008.4 1003.6 1007.5 1013.4 1018.6 1024.7 1025.0 1015.7 MAX. QFF PRESSURE IN HPA 1033.1 1041.5 1040.6 1026.0 1023.5 1014.5 1007.5 1013.7 1022.3 1026.5 1045.3 1041.7 1045.3 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 21- 3 12- 6 19- 3 24- 3 12- 3 26-18 16- 6 MIN. QFF PRESSURE IN HPA 1005.2 998.9 1002.3 1007.5 1001.9 1003.5 1000.4 1000.7 1007.1 1008.0 1013.5 1009.6 998.9 DAY-HOUR 11-21 8-21 25- 9 18-12 28-12 5-12 7-15 8-15 3-12 3-12 3- 0 7-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 900.8 902.1 905.7 901.2 901.6 900.1 897.1 899.8 903.3 906.3 908.5 907.8 902.8 MAX. QFE PRESSURE IN HPA 909.2 915.3 914.9 911.3 909.7 903.5 899.2 903.6 907.8 912.2 918.6 920.6 920.6 DAY 18 22 7 30 2 4 31 31 23 12 27 16 MIN. QFE PRESSURE IN HPA 892.8 887.3 892.7 896.5 897.3 897.2 895.3 895.8 900.3 900.2 901.6 900.2 887.3 DAY 12 9 25 12 29 9 28 10 10 3 25 8 MEAN QNH PRESSURE IN HPA 1015.1 1016.5 1020.5 1015.6 1016.1 1014.3 1011.0 1014.0 1017.9 1021.2 1023.6 1022.8 1017.4 MAX. QNH PRESSURE IN HPA 1024.4 1031.1 1030.7 1026.7 1024.9 1018.1 1013.4 1018.2 1022.8 1027.7 1034.7 1036.9 1036.9 DAY 18 22 7 30 2 4 31 31 23 12 27 16 MIN. QNH PRESSURE IN HPA 1006.3 1000.3 1006.2 1010.4 1011.3 1011.2 1009.1 1009.6 1014.6 1014.5 1016.0 1014.5 1000.3 DAY 12 9 25 12 29 9 28 10 10 3 25 8 MEAN QFF PRESSURE IN HPA 1017.5 1019.9 1022.0 1013.5 1011.5 1008.6 1003.8 1007.6 1013.3 1018.4 1024.0 1024.7 1015.4 MAX. QFF PRESSURE IN HPA 1028.9 1037.3 1036.6 1023.6 1022.2 1013.4 1006.6 1012.1 1020.3 1024.5 1042.8 1039.8 1042.8 DAY 18 22 7 30 2 21 12 27 24 12 27 16 MIN. QFF PRESSURE IN HPA 1007.1 1001.1 1003.5 1008.5 1003.7 1006.0 1001.3 1002.4 1008.6 1012.2 1013.5 1014.4 1001.1 DAY 12 9 25 19 29 2 28 10 3 3 3 8 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 901.2 902.7 906.4 902.0 902.3 900.8 897.7 900.5 904.0 906.9 909.1 908.1 903.5 MAX. QFE PRESSURE IN HPA 910.4 916.8 915.2 912.7 910.4 904.2 900.1 904.3 908.7 913.0 919.1 920.6 920.6 DAY 18 22 2 30 1 21 31 31 23 12 27 16 MIN. QFE PRESSURE IN HPA 894.6 889.4 893.7 897.2 897.7 898.0 896.3 896.6 901.0 900.0 902.0 899.5 889.4 DAY 12 9 25 12 13 5 2 10 3 3 25 7 MEAN QNH PRESSURE IN HPA 1015.6 1017.2 1021.3 1016.5 1016.8 1015.1 1011.8 1014.8 1018.7 1021.9 1024.3 1023.1 1018.1 MAX. QNH PRESSURE IN HPA 1025.7 1032.8 1031.0 1028.2 1025.7 1018.9 1014.4 1019.0 1023.8 1028.6 1035.3 1036.9 1036.9 DAY 18 22 2 30 1 21 31 31 23 12 27 16 MIN. QNH PRESSURE IN HPA 1008.3 1002.6 1007.3 1011.2 1011.7 1012.0 1010.2 1010.5 1015.4 1014.3 1016.5 1013.7 1002.6 DAY 12 9 25 12 13 5 2 10 3 3 25 7 MEAN QFF PRESSURE IN HPA 1018.9 1021.2 1023.2 1014.8 1012.2 1009.1 1004.4 1008.5 1014.9 1020.3 1025.8 1026.2 1016.6 MAX. QFF PRESSURE IN HPA 1031.0 1039.5 1037.8 1025.7 1023.0 1014.5 1007.1 1013.7 1022.3 1026.5 1043.5 1040.5 1043.5 DAY 18 22 6 30 2 21 12 19 24 12 27 16 MIN. QFF PRESSURE IN HPA 1009.5 1003.1 1004.8 1010.2 1005.3 1006.4 1002.6 1003.4 1009.4 1013.0 1015.8 1016.7 1002.6 DAY 12 9 25 12 29 13 8 8 3 3 3 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 902.3 903.5 907.2 902.6 902.5 901.0 898.0 900.8 904.5 907.6 910.0 909.0 904.1 MAX. QFE PRESSURE IN HPA 911.7 917.9 917.7 912.7 911.6 904.1 900.4 904.7 908.8 913.5 919.3 921.3 921.3 DAY 18 22 6 30 1 21 31 31 23 12 27 16 MIN. QFE PRESSURE IN HPA 896.0 891.6 894.0 898.0 897.7 897.6 896.2 896.9 901.0 900.6 904.3 899.4 891.6 DAY 22 9 25 4 13 5 2 10 3 3 3 7 MEAN QNH PRESSURE IN HPA 1016.8 1018.1 1022.2 1017.1 1017.0 1015.4 1012.1 1015.1 1019.2 1022.6 1025.2 1024.1 1018.7 MAX. QNH PRESSURE IN HPA 1027.1 1034.0 1033.8 1028.2 1027.0 1018.8 1014.7 1019.4 1023.9 1029.1 1035.5 1037.7 1037.7 DAY 18 22 6 30 1 21 31 31 23 12 27 16 MIN. QNH PRESSURE IN HPA 1009.8 1005.0 1007.6 1012.0 1011.7 1011.6 1010.1 1010.8 1015.4 1014.9 1019.0 1013.6 1005.0 DAY 22 9 25 4 13 5 2 10 3 3 3 7 MEAN QFF PRESSURE IN HPA 1019.8 1021.8 1024.1 1015.2 1012.2 1009.4 1004.5 1008.4 1014.4 1019.7 1026.1 1026.7 1016.9 MAX. QFF PRESSURE IN HPA 1033.1 1041.5 1040.6 1025.4 1023.5 1013.8 1007.5 1013.3 1021.1 1025.7 1044.0 1041.7 1044.0 DAY 18 22 6 30 1 21 12 19 24 12 27 16 MIN. QFF PRESSURE IN HPA 1011.0 1005.3 1004.2 1010.6 1005.8 1006.3 1002.9 1003.1 1008.6 1012.0 1016.3 1015.7 1002.9 DAY 28 9 25 19 29 5 7 10 3 3 3 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 900.9 902.5 906.1 901.6 901.4 900.0 897.0 899.7 903.1 905.8 908.4 907.3 902.8 MAX. QFE PRESSURE IN HPA 910.5 917.5 917.2 911.6 910.3 902.8 899.4 903.6 907.1 911.6 919.4 919.2 919.4 DAY 18 22 6 30 1 21 31 31 23 12 26 16 MIN. QFE PRESSURE IN HPA 894.0 891.6 893.0 896.3 897.3 896.6 895.1 895.8 899.6 899.6 902.4 896.8 891.6 DAY 3 9 25 4 15 5 2 10 10 3 3 7 MEAN QNH PRESSURE IN HPA 1015.3 1017.0 1021.0 1016.1 1015.8 1014.3 1011.0 1014.0 1017.7 1020.7 1023.5 1022.3 1017.4 MAX. QNH PRESSURE IN HPA 1025.8 1033.5 1033.2 1027.0 1025.6 1017.3 1013.6 1018.2 1022.1 1027.0 1035.6 1035.4 1035.6 DAY 18 22 6 30 1 21 31 31 23 12 26 16 MIN. QNH PRESSURE IN HPA 1007.6 1005.0 1006.5 1010.2 1011.3 1010.5 1008.9 1009.6 1013.8 1013.8 1016.9 1010.7 1005.0 DAY 3 9 25 4 15 5 2 10 10 3 3 7 MEAN QFF PRESSURE IN HPA 1017.8 1020.3 1022.4 1013.9 1010.8 1008.3 1003.3 1007.1 1012.7 1017.5 1023.9 1024.2 1015.2 MAX. QFF PRESSURE IN HPA 1031.4 1040.8 1039.5 1023.7 1022.3 1011.9 1005.7 1011.7 1018.9 1023.7 1041.5 1039.2 1041.5 DAY 18 22 6 30 1 21 12 19 24 12 26 16 MIN. QFF PRESSURE IN HPA 1007.7 1004.5 1002.3 1009.3 1004.6 1004.8 1001.3 1001.8 1007.6 1010.2 1013.8 1011.8 1001.3 DAY 3 9 25 19 28 5 8 10 3 3 3 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 900.2 901.9 905.1 900.7 900.4 899.1 896.2 898.7 901.9 905.0 907.8 906.7 902.0 MAX. QFE PRESSURE IN HPA 909.6 916.2 915.8 909.6 909.3 903.2 899.4 903.0 906.5 910.8 920.4 918.2 920.4 DAY 18 22 6 29 1 20 31 31 23 12 26 16 MIN. QFE PRESSURE IN HPA 892.3 891.5 893.6 895.9 894.9 895.5 894.4 894.2 898.8 897.6 902.1 895.0 891.5 DAY 3 9 25 4 28 5 27 8 9 3 3 7 MEAN QNH PRESSURE IN HPA 1014.5 1016.3 1019.8 1015.0 1014.7 1013.3 1010.1 1012.8 1016.4 1019.8 1022.9 1021.6 1016.4 MAX. QNH PRESSURE IN HPA 1024.8 1032.1 1031.7 1024.8 1024.5 1017.8 1013.6 1017.6 1021.4 1026.1 1036.7 1034.3 1036.7 DAY 18 22 6 29 1 20 31 31 23 12 26 16 MIN. QNH PRESSURE IN HPA 1005.8 1004.9 1007.2 1009.7 1008.6 1009.3 1008.1 1007.9 1012.9 1011.6 1016.6 1008.7 1004.9 DAY 3 9 25 4 28 5 27 8 9 3 3 7 MEAN QFF PRESSURE IN HPA 1016.9 1019.7 1021.1 1012.8 1009.9 1007.6 1002.8 1006.3 1011.9 1016.9 1023.3 1023.4 1014.4 MAX. QFF PRESSURE IN HPA 1030.3 1039.3 1037.6 1021.0 1021.7 1013.7 1005.7 1011.0 1018.2 1023.6 1043.5 1037.6 1043.5 DAY 18 22 6 30 1 20 31 19 24 12 26 16 MIN. QFF PRESSURE IN HPA 1005.3 1005.4 1004.1 1007.5 1001.9 1003.5 1000.5 1001.1 1007.1 1008.0 1013.6 1009.6 1000.5 DAY 3 9 25 18 28 5 8 8 3 3 3 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1954 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 900.9 902.5 905.5 901.1 900.7 899.2 896.3 898.9 902.5 905.9 908.7 907.5 902.5 MAX. QFE PRESSURE IN HPA 909.7 916.4 915.6 910.7 910.1 903.3 899.3 903.4 907.3 912.1 921.5 919.1 921.5 DAY 15 22 6 29 1 3 31 31 23 12 26 15 MIN. QFE PRESSURE IN HPA 893.1 891.4 893.4 895.6 896.3 896.5 894.4 894.4 899.2 899.1 903.3 896.2 891.4 DAY 3 8 25 4 28 5 27 8 10 3 2 7 MEAN QNH PRESSURE IN HPA 1015.2 1017.0 1020.3 1015.5 1015.0 1013.4 1010.2 1013.1 1017.0 1020.8 1023.8 1022.5 1017.0 MAX. QNH PRESSURE IN HPA 1024.9 1032.3 1031.4 1026.0 1025.4 1017.9 1013.5 1018.0 1022.3 1027.6 1037.9 1035.3 1037.9 DAY 15 22 6 29 1 3 31 31 23 12 26 15 MIN. QNH PRESSURE IN HPA 1006.6 1004.8 1007.0 1009.4 1010.2 1010.4 1008.1 1008.1 1013.4 1013.3 1017.9 1010.1 1004.8 DAY 3 8 25 4 28 5 27 8 10 3 2 7 MEAN QFF PRESSURE IN HPA 1018.5 1021.0 1022.0 1013.7 1010.3 1007.4 1002.8 1006.8 1013.1 1019.1 1025.3 1025.5 1015.5 MAX. QFF PRESSURE IN HPA 1030.2 1040.1 1037.9 1023.1 1022.9 1012.2 1006.4 1012.1 1019.8 1026.0 1045.1 1038.7 1045.1 DAY 18 22 6 29 1 3 31 19 23 12 26 15 MIN. QFF PRESSURE IN HPA 1007.3 1005.4 1004.0 1008.0 1003.3 1003.9 1000.4 1000.7 1008.0 1010.7 1015.8 1011.6 1000.4 DAY 3 8 25 18 28 1 7 8 3 3 2 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 901.2 903.0 906.3 902.4 901.8 900.2 897.4 900.3 903.6 906.8 909.2 907.8 903.3 MAX. QFE PRESSURE IN HPA 910.3 916.0 916.1 913.1 910.8 904.3 900.4 904.5 908.0 912.9 921.3 920.4 921.3 DAY 15 22 6 29 1 3 31 31 23 12 26 15 MIN. QFE PRESSURE IN HPA 894.0 890.1 895.0 896.8 896.4 897.3 895.8 896.2 900.5 901.5 903.3 896.9 890.1 DAY 11 8 24 4 28 8 2 8 10 3 2 7 MEAN QNH PRESSURE IN HPA 1015.6 1017.6 1021.2 1016.9 1016.3 1014.5 1011.3 1014.6 1018.2 1021.8 1024.4 1022.9 1017.9 MAX. QNH PRESSURE IN HPA 1025.6 1031.9 1032.0 1028.7 1026.1 1019.0 1014.7 1019.2 1023.1 1028.5 1037.7 1036.7 1037.7 DAY 15 22 6 29 1 3 31 31 23 12 26 15 MIN. QNH PRESSURE IN HPA 1007.6 1003.3 1008.7 1010.7 1010.3 1011.3 1009.6 1010.1 1014.8 1015.9 1017.9 1010.8 1003.3 DAY 11 8 24 4 28 8 2 8 10 3 2 7 MEAN QFF PRESSURE IN HPA 1018.6 1021.3 1022.9 1015.0 1011.4 1008.6 1003.7 1007.8 1013.6 1018.9 1025.3 1025.3 1016.1 MAX. QFF PRESSURE IN HPA 1029.8 1039.4 1039.0 1026.0 1023.3 1012.5 1007.1 1013.2 1020.2 1025.9 1045.3 1040.2 1045.3 DAY 18 22 6 29 1 25 31 19 23 12 26 15 MIN. QFF PRESSURE IN HPA 1009.0 1004.0 1007.4 1009.6 1002.6 1003.8 1001.5 1002.4 1008.4 1011.9 1014.5 1011.5 1001.5 DAY 28 8 24 18 28 1 7 10 3 3 2 7 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 901.2 902.7 905.9 901.9 901.5 900.0 897.2 900.0 903.4 906.6 908.8 907.7 903.1 MAX. QFE PRESSURE IN HPA 909.4 914.4 914.9 911.8 909.9 904.0 899.5 904.4 907.9 912.2 918.9 920.6 920.6 DAY 15 21 1 29 1 3 31 31 22 12 26 15 MIN. QFE PRESSURE IN HPA 891.2 885.6 893.0 896.8 896.8 896.7 895.5 896.1 900.5 900.8 902.7 897.4 885.6 DAY 11 8 24 4 28 8 2 7 9 2 2 7 MEAN QNH PRESSURE IN HPA 1015.6 1017.2 1020.7 1016.3 1015.9 1014.3 1011.2 1014.3 1018.0 1021.5 1023.9 1022.7 1017.6 MAX. QNH PRESSURE IN HPA 1024.6 1030.1 1030.7 1027.3 1025.2 1018.7 1013.7 1019.1 1023.0 1027.7 1035.1 1036.9 1036.9 DAY 15 21 1 29 1 3 31 31 22 12 26 15 MIN. QNH PRESSURE IN HPA 1004.6 998.4 1006.5 1010.7 1010.7 1010.6 1009.3 1010.0 1014.8 1015.1 1017.2 1011.4 998.4 DAY 11 8 24 4 28 8 2 7 9 2 2 7 MEAN QFF PRESSURE IN HPA 1018.1 1020.5 1022.1 1014.1 1010.8 1008.3 1003.5 1007.5 1013.1 1018.4 1024.4 1024.6 1015.5 MAX. QFF PRESSURE IN HPA 1028.4 1037.6 1036.9 1024.0 1022.2 1012.0 1006.1 1012.3 1020.2 1024.2 1042.9 1039.8 1042.9 DAY 18 22 6 29 1 3 31 31 23 12 26 15 MIN. QFF PRESSURE IN HPA 1005.2 998.9 1004.3 1008.7 1002.7 1004.5 1001.3 1002.2 1008.2 1011.8 1013.9 1011.2 998.9 DAY 11 8 24 1 28 30 27 10 3 3 2 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.2 6.7 7.6 13.4 18.5 24.5 27.7 26.3 20.6 13.1 9.7 5.3 14.7 MINIMUN AIR TEMPERATURE (C) -1.2 0.4 4.1 7.1 11.2 15.6 19.4 18.2 11.9 4.0 3.2 0.4 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 7 11 0 0 0 0 19 DAYS WITH MINIMUM TEMP. <=-4 9 4 0 0 0 0 0 0 0 0 0 4 17 DAYS WITH FREEZING MIN.<= 0 19 12 4 3 0 0 0 0 0 6 6 16 66 TEMPERATURE RECORDS LOWEST(C) -7.0 -5.0 -2.0 -1.0 7.0 11.0 16.0 9.0 5.0 -3.0 -3.0 -7.0 -7.0 DAY 11 4 5 12 10 2 10 22 22 14 20 21 MAXIMUM AIR TEMPERATURE (C) 8.8 13.3 12.4 20.1 25.1 31.6 35.1 34.2 29.0 22.3 17.5 11.7 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 2 24 31 26 13 0 0 0 96 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 15.0 23.0 25.0 29.0 30.0 35.0 39.0 40.0 33.0 28.0 23.0 17.0 40.0 DAY 16 16 3 7 25 6 25 9 2 7 23 23 DIF. BETWEEN (MAX.-MIN.) (C) 10.0 12.9 8.3 13.0 13.9 16.0 15.7 16.0 17.1 18.3 14.3 11.3 13.9 MEAN DAILY TEMP. (MDT) (C) 3.8 6.9 8.2 13.6 18.2 23.6 27.2 26.2 20.4 13.2 10.4 6.0 14.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 2.0 80.0 193.5 167.0 24.0 0.0 0.0 0.0 466.5 HEATING DEG. DAYS(BASE 18 0C) 440.0 311.5 302.5 139.5 35.5 0.0 0.0 0.0 8.5 150.0 229.0 370.5 1987.0 DEWPOINT (MEAN C) -1.5 -0.6 3.7 5.8 8.5 7.7 10.6 8.7 6.2 -1.4 0.7 -0.2 4.0 MIXING RATIO (G/KG) 3.85 4.17 5.66 6.62 7.83 7.51 9.29 8.27 6.90 4.03 4.62 4.24 6.08 VAPOUR PRESSURE (HPA) 5.57 6.01 8.13 9.51 11.21 10.73 13.17 11.77 9.89 5.83 6.68 6.11 8.72 SATURATION DEF. (HPA) 2.42 4.44 2.79 7.17 11.15 21.50 25.63 24.80 15.99 10.46 6.15 3.21 11.31 RELATIVE HUMIDITY (MEAN %) 74 64 79 63 56 37 37 35 41 40 58 70 55 RELATIVE HUMIDITY (MAX. %) 92 88 93 85 77 57 52 50 56 57 80 89 73 RELATIVE HUMIDITY (MIN. %) 52 40 62 41 37 23 24 23 29 25 39 51 37 RELATIVE HUMIDITY (MEAN% 03UTC) 88 82 89 79 69 49 47 46 52 54 73 83 68 RELATIVE HUMIDITY (MEAN% 09UTC) 59 47 69 46 41 25 27 26 31 29 45 57 42 RELATIVE HUMIDITY (MEAN% 15UTC) 71 60 76 59 47 29 28 29 37 34 53 68 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 9.0 22.5 131.6 19.4 34.9 0.7 0.1 0.0 0.0 0.0 5.3 12.5 236.0 DAYS WITH PRECIPITATION >=10 0 1 5 0 1 0 0 0 0 0 0 0 7 DAYS WITH PRECIPITATION >= 5 0 2 8 2 2 0 0 0 0 0 0 0 14 DAYS WITH PRECIPITATION >= 1 3 2 17 4 5 0 0 0 0 0 3 6 40 DAYS WITH PRECIPITATION 6 8 21 12 7 2 3 0 0 0 7 11 77 GREATEST DAILY PRECIPITATION 4.0 16.0 28.0 8.0 22.0 0.7 0.1 0.0 0.0 0.0 2.0 4.0 28.0 DAY 16 8 14 10 6 1 30 ** ** ** 5 5 DAY WITH THUNDER STORM 0 0 5 1 2 0 1 0 0 0 1 0 10 DAYS WITH SNOW OR SLEET 2 2 2 0 0 0 0 0 0 0 0 0 6 DAYS WITH DUST 0 3 1 2 0 1 1 0 1 0 0 0 9 WIND DIRECTION (PREVAILING) 180 315 180 135 315 315 90 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 4.8 6.0 5.9 7.0 5.5 7.7 6.7 6.7 4.3 4.7 4.7 3.8 4.4 PREVAILING WIND PERCENT 20.2 25.9 25.4 24.2 23.0 29.3 31.0 29.8 23.8 26.2 22.9 22.6 20.4 CALMS PERCENT OF WIND 10.5 9.8 10.5 4.6 5.6 4.6 4.8 6.0 5.8 9.3 11.7 15.3 8.2 NO. OF WIND OBSERVATION 248 224 248 240 248 239 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 202 276 155 153 98 360 101 83 134 163 160 207 133 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.0 2.1 1.1 0.6 2.3 2.2 2.0 1.9 1.3 1.1 1.0 0.7 WIND STEADINESES (MEAN %) 20.5 20.8 42.0 19.3 12.8 38.3 50.0 44.4 48.7 37.1 32.4 27.0 15.6 WIND SPEED (MEAN KNOTS) 3.9 4.8 5.0 5.7 4.7 6.0 4.4 4.5 3.9 3.5 3.4 3.7 4.5 FASTEST WIND DIRECTION 310 310 130 310 310 310 70 50 70 130 130 160 310 FASTEST WIND SPEED (KNOTS) 24 20 24 24 18 33 13 18 13 18 18 18 33 DAY 9 24 4 10 9 12 3 9 3 8 25 1 DAYS WITH SKY CLEAR (0-2)/8 13 8 4 9 17 23 26 31 29 26 13 13 212 DAYS WITH P.CLOUDY (3-6)/8 9 15 8 15 9 7 5 0 1 5 15 11 100 DAYS WITH CLOUDY (7-8)/8 9 5 19 6 5 0 0 0 0 0 2 7 53 DAYS WITH VISIBILITY =< 2 KM 3 0 3 0 1 0 0 0 0 0 0 6 13 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 907.3 902.2 901.9 903.6 902.2 899.4 896.3 898.3 902.9 906.5 905.8 903.4 902.5 MAX. QFE PRESSURE IN HPA 916.2 910.9 911.8 911.6 911.7 904.7 902.5 906.2 910.0 912.6 917.1 919.2 919.2 DAY-HOUR 9-18 25- 6 22-18 1-18 27- 6 2- 3 10- 6 21- 6 22- 6 13- 6 12- 6 2-15 MIN. QFE PRESSURE IN HPA 899.7 888.4 890.1 887.4 891.2 892.7 890.6 890.4 896.2 900.4 898.6 893.5 887.4 DAY-HOUR 25- 0 23-12 4- 3 10-12 3-12 10-12 29-15 6-12 9-15 7-12 23-12 29-12 MEAN QNH PRESSURE IN HPA 1022.2 1016.6 1016.4 1018.2 1016.7 1013.6 1010.2 1012.4 1017.4 1021.5 1020.7 1018.0 1017.0 MAX. QNH PRESSURE IN HPA 1032.1 1026.3 1027.3 1027.0 1027.1 1019.4 1017.0 1021.1 1025.3 1028.1 1033.1 1035.4 1035.4 DAY-HOUR 9-18 25- 6 22-18 1-18 27- 6 2- 3 10- 6 21- 6 22- 6 13- 6 12- 6 2-15 MIN. QNH PRESSURE IN HPA 1013.9 1001.5 1003.3 1000.4 1004.6 1006.2 1003.9 1003.7 1010.1 1014.7 1012.7 1007.1 1000.4 DAY-HOUR 25- 0 23-12 4- 3 10-12 3-12 10-12 29-15 6-12 9-15 7-12 23-12 29-12 MEAN QFF PRESSURE IN HPA 1024.6 1017.4 1016.6 1016.0 1012.3 1006.9 1002.0 1004.9 1012.2 1019.6 1020.2 1019.4 1014.3 MAX. QFF PRESSURE IN HPA 1035.9 1029.4 1028.1 1029.2 1024.1 1014.4 1009.8 1016.4 1022.8 1028.9 1035.7 1037.8 1037.8 DAY-HOUR 9-18 25- 6 22-18 12-18 27- 6 2- 3 10- 6 21- 3 30-18 13- 3 12-15 2-15 MIN. QFF PRESSURE IN HPA 1015.4 999.6 999.8 998.2 999.8 998.9 994.7 994.8 1003.4 1010.7 1009.7 1006.2 994.7 DAY-HOUR 16-12 23-12 4- 0 10-12 3-12 10-12 29-15 7- 9 9-12 7-12 24-12 9- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 907.1 902.1 901.6 903.3 902.0 899.5 896.2 898.2 902.7 906.6 905.8 903.3 902.4 MAX. QFE PRESSURE IN HPA 914.8 910.1 911.0 909.5 908.4 903.8 900.9 904.6 908.7 911.5 914.4 915.8 915.8 DAY 10 9 23 2 27 2 10 21 22 13 12 3 MIN. QFE PRESSURE IN HPA 899.7 894.0 890.4 894.1 893.5 895.1 892.4 890.8 897.3 902.1 899.6 894.9 890.4 DAY 25 11 4 11 3 30 29 7 10 7 23 9 MEAN QNH PRESSURE IN HPA 1022.1 1016.5 1016.0 1017.9 1016.5 1013.7 1010.0 1012.3 1017.2 1021.6 1020.6 1017.9 1016.9 MAX. QNH PRESSURE IN HPA 1030.6 1025.4 1026.4 1024.7 1023.5 1018.4 1015.2 1019.3 1023.8 1026.9 1030.1 1031.7 1031.7 DAY 10 9 23 2 27 2 10 21 22 13 12 3 MIN. QNH PRESSURE IN HPA 1013.9 1007.6 1003.7 1007.8 1007.1 1008.9 1005.9 1004.1 1011.3 1016.6 1013.8 1008.6 1003.7 DAY 25 11 4 11 3 30 29 7 10 7 23 9 MEAN QFF PRESSURE IN HPA 1024.0 1017.0 1016.0 1015.6 1012.2 1007.2 1002.0 1004.8 1011.8 1019.5 1019.7 1018.7 1014.1 MAX. QFF PRESSURE IN HPA 1034.7 1028.1 1026.7 1027.0 1019.9 1013.8 1008.4 1014.2 1020.2 1027.2 1031.1 1034.4 1034.7 DAY 10 9 23 13 28 2 10 21 22 13 12 3 MIN. QFF PRESSURE IN HPA 1015.6 1005.7 999.8 1006.0 1001.2 1002.2 996.8 995.3 1004.6 1012.7 1011.4 1006.2 995.3 DAY 25 24 4 10 3 10 28 7 10 8 25 9 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 907.4 902.5 902.2 903.9 902.9 900.3 897.2 899.0 903.7 907.1 906.3 903.8 903.0 MAX. QFE PRESSURE IN HPA 914.6 909.7 911.4 909.4 910.8 904.7 902.1 906.0 909.4 911.7 915.2 917.3 917.3 DAY 10 9 23 13 27 2 10 21 22 13 12 2 MIN. QFE PRESSURE IN HPA 900.1 894.3 890.1 893.4 893.4 896.2 893.6 891.6 898.8 902.6 899.8 894.3 890.1 DAY 25 11 4 10 3 30 28 7 1 7 23 29 MEAN QNH PRESSURE IN HPA 1022.4 1017.0 1016.6 1018.6 1017.4 1014.5 1011.1 1013.2 1018.3 1022.1 1021.2 1018.4 1017.6 MAX. QNH PRESSURE IN HPA 1030.3 1024.9 1026.8 1024.6 1026.1 1019.4 1016.6 1020.9 1024.6 1027.1 1031.0 1033.3 1033.3 DAY 10 9 23 13 27 2 10 21 22 13 12 2 MIN. QNH PRESSURE IN HPA 1014.4 1008.0 1003.3 1007.0 1007.0 1010.1 1007.2 1005.0 1012.9 1017.1 1014.0 1008.0 1003.3 DAY 25 11 4 10 3 30 28 7 1 7 23 29 MEAN QFF PRESSURE IN HPA 1025.5 1018.7 1017.3 1017.0 1013.2 1007.9 1003.0 1006.1 1013.9 1021.5 1021.6 1020.5 1015.5 MAX. QFF PRESSURE IN HPA 1035.1 1028.3 1027.8 1028.1 1021.8 1014.4 1009.1 1016.4 1022.7 1028.9 1033.1 1034.2 1035.1 DAY 10 9 23 13 27 2 10 21 22 13 12 2 MIN. QFF PRESSURE IN HPA 1017.1 1008.9 1001.3 1006.2 1001.6 1002.9 997.8 996.6 1007.1 1015.1 1013.0 1007.3 996.6 DAY 25 24 4 10 3 30 28 7 10 7 24 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 908.6 903.5 902.9 904.5 903.2 900.2 897.5 899.3 904.2 907.7 907.1 904.7 903.6 MAX. QFE PRESSURE IN HPA 915.9 910.9 911.4 910.3 911.7 904.1 902.5 906.2 910.0 912.6 917.1 919.1 919.1 DAY 9 25 22 13 27 2 10 21 22 13 12 2 MIN. QFE PRESSURE IN HPA 901.2 893.5 891.2 893.4 893.7 895.7 893.3 892.1 899.2 903.2 900.4 894.7 891.2 DAY 25 23 4 10 3 29 29 7 1 7 23 29 MEAN QNH PRESSURE IN HPA 1023.7 1018.1 1017.4 1019.2 1017.7 1014.5 1011.5 1013.5 1018.8 1022.7 1022.1 1019.4 1018.2 MAX. QNH PRESSURE IN HPA 1031.8 1026.3 1026.8 1025.6 1027.1 1018.8 1017.0 1021.1 1025.3 1028.1 1033.1 1035.3 1035.3 DAY 9 25 22 13 27 2 10 21 22 13 12 2 MIN. QNH PRESSURE IN HPA 1015.6 1007.1 1004.6 1007.0 1007.3 1009.5 1006.9 1005.5 1013.4 1017.8 1014.7 1008.4 1004.6 DAY 25 23 4 10 3 29 29 7 1 7 23 29 MEAN QFF PRESSURE IN HPA 1026.3 1019.0 1017.8 1017.1 1013.3 1007.6 1003.4 1005.9 1013.4 1020.6 1021.5 1020.9 1015.6 MAX. QFF PRESSURE IN HPA 1035.8 1029.4 1027.6 1028.5 1024.1 1013.4 1009.8 1016.1 1021.9 1028.1 1035.6 1036.7 1036.7 DAY 10 25 23 13 27 1 10 21 22 13 12 2 MIN. QFF PRESSURE IN HPA 1017.9 1006.0 1002.1 1005.9 1001.9 1002.2 997.7 996.5 1007.0 1014.1 1013.0 1008.6 996.5 DAY 25 23 4 10 3 10 29 7 1 7 23 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 907.1 902.2 901.9 903.6 902.2 899.3 896.4 898.2 902.7 906.0 905.5 902.9 902.3 MAX. QFE PRESSURE IN HPA 915.1 910.3 911.4 909.3 910.8 902.9 901.1 905.3 908.9 911.0 916.0 917.7 917.7 DAY 9 8 22 1 27 2 10 21 30 13 12 2 MIN. QFE PRESSURE IN HPA 900.4 889.8 891.1 892.7 893.0 894.2 892.0 891.2 897.5 901.5 899.4 893.6 889.8 DAY 25 23 4 10 3 10 29 7 1 7 23 29 MEAN QNH PRESSURE IN HPA 1022.0 1016.7 1016.3 1018.2 1016.6 1013.4 1010.2 1012.2 1017.2 1020.8 1020.3 1017.5 1016.8 MAX. QNH PRESSURE IN HPA 1030.9 1025.6 1026.8 1024.5 1026.1 1017.4 1015.5 1020.1 1024.1 1026.4 1031.9 1033.8 1033.8 DAY 9 8 22 1 27 2 10 21 30 13 12 2 MIN. QNH PRESSURE IN HPA 1014.7 1003.0 1004.4 1006.2 1006.5 1007.9 1005.4 1004.6 1011.5 1015.9 1013.6 1007.2 1003.0 DAY 25 23 4 10 3 10 29 7 1 7 23 29 MEAN QFF PRESSURE IN HPA 1024.0 1017.0 1016.3 1015.7 1012.1 1006.6 1002.0 1004.4 1011.6 1018.3 1019.4 1018.4 1013.8 MAX. QFF PRESSURE IN HPA 1033.9 1027.7 1027.3 1026.9 1023.8 1011.8 1008.3 1015.2 1020.8 1026.4 1034.2 1035.3 1035.3 DAY 9 25 22 13 27 2 10 21 30 13 12 2 MIN. QFF PRESSURE IN HPA 1016.2 1000.3 1001.5 1004.9 1000.5 999.7 995.9 994.8 1005.0 1012.0 1011.5 1008.1 994.8 DAY 25 23 4 10 3 10 29 7 1 7 24 9 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.2 901.1 901.0 902.4 901.1 898.5 895.2 897.2 901.4 905.0 904.5 902.3 901.3 MAX. QFE PRESSURE IN HPA 915.1 909.8 910.0 909.1 909.1 902.3 899.9 903.3 907.8 909.8 915.4 917.5 917.5 DAY 9 8 22 1 27 1 10 21 21 12 12 2 MIN. QFE PRESSURE IN HPA 900.1 888.4 893.4 887.4 891.2 892.7 890.8 890.4 896.4 900.4 898.6 893.5 887.4 DAY 25 23 3 10 3 10 29 6 1 7 23 29 MEAN QNH PRESSURE IN HPA 1021.1 1015.4 1015.3 1016.9 1015.4 1012.6 1008.9 1011.2 1015.8 1019.8 1019.2 1016.8 1015.7 MAX. QNH PRESSURE IN HPA 1030.9 1025.0 1025.3 1024.3 1024.3 1016.8 1014.1 1017.9 1022.8 1025.0 1031.2 1033.5 1033.5 DAY 9 8 22 1 27 1 10 21 21 12 12 2 MIN. QNH PRESSURE IN HPA 1014.4 1001.5 1007.0 1000.4 1004.6 1006.2 1004.1 1003.7 1010.3 1014.7 1012.7 1007.1 1000.4 DAY 25 23 3 10 3 10 29 6 1 7 23 29 MEAN QFF PRESSURE IN HPA 1023.0 1015.8 1015.3 1014.5 1011.1 1006.0 1000.8 1003.7 1010.4 1017.5 1018.2 1017.6 1012.8 MAX. QFF PRESSURE IN HPA 1033.8 1026.4 1025.6 1025.1 1021.2 1011.1 1007.3 1012.8 1020.1 1025.1 1033.7 1035.3 1035.3 DAY 9 8 22 12 27 2 10 21 30 12 12 2 MIN. QFF PRESSURE IN HPA 1015.4 999.6 1004.4 998.2 999.8 998.9 995.3 994.9 1003.4 1010.7 1009.7 1008.8 994.9 DAY 16 23 3 10 3 10 29 6 9 7 24 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1955 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 907.0 901.6 901.6 902.9 901.4 898.7 895.3 897.4 902.1 906.2 905.5 903.3 901.9 MAX. QFE PRESSURE IN HPA 915.9 910.7 910.8 909.6 908.7 902.7 899.5 903.2 908.9 911.1 916.6 919.2 919.2 DAY 9 8 22 1 27 1 9 21 30 12 12 2 MIN. QFE PRESSURE IN HPA 900.0 888.8 893.8 890.5 891.4 893.9 890.6 890.4 896.2 902.1 899.4 895.0 888.8 DAY 24 23 3 10 3 29 29 6 9 7 23 29 MEAN QNH PRESSURE IN HPA 1022.0 1016.0 1016.0 1017.5 1015.8 1012.8 1009.0 1011.4 1016.6 1021.1 1020.3 1017.9 1016.4 MAX. QNH PRESSURE IN HPA 1031.8 1026.0 1026.1 1024.8 1023.8 1017.2 1013.7 1017.8 1024.1 1026.5 1032.5 1035.4 1035.4 DAY 9 8 22 1 27 1 9 21 30 12 12 2 MIN. QNH PRESSURE IN HPA 1014.3 1001.9 1007.4 1003.8 1004.8 1007.5 1003.9 1003.7 1010.1 1016.6 1013.6 1008.7 1001.9 DAY 24 23 3 10 3 29 29 6 9 7 23 29 MEAN QFF PRESSURE IN HPA 1025.0 1017.6 1016.5 1015.7 1011.6 1006.1 1000.8 1004.3 1012.1 1020.4 1020.7 1019.9 1014.2 MAX. QFF PRESSURE IN HPA 1035.6 1028.4 1027.1 1028.1 1021.7 1011.9 1006.5 1013.2 1022.2 1027.9 1035.7 1037.8 1037.8 DAY 9 8 22 12 27 1 9 21 30 12 12 2 MIN. QFF PRESSURE IN HPA 1017.4 1000.7 1006.6 1002.7 1000.1 1000.2 994.7 995.4 1003.7 1014.2 1012.2 1011.0 994.7 DAY 25 23 3 10 3 30 29 6 9 7 24 29 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.5 902.3 902.5 904.1 902.8 899.8 896.6 898.7 903.3 907.1 906.1 903.9 902.9 MAX. QFE PRESSURE IN HPA 916.2 910.8 911.8 911.6 909.7 904.1 901.1 904.9 909.6 912.1 916.4 918.9 918.9 DAY 9 8 22 1 27 1 9 20 30 12 12 2 MIN. QFE PRESSURE IN HPA 900.0 891.5 893.4 893.2 894.0 895.4 891.7 891.5 897.2 902.8 899.5 896.9 891.5 DAY 24 23 3 10 3 29 29 6 9 30 23 29 MEAN QNH PRESSURE IN HPA 1022.5 1016.8 1017.0 1018.8 1017.4 1014.0 1010.5 1012.8 1017.9 1022.0 1021.0 1018.5 1017.4 MAX. QNH PRESSURE IN HPA 1032.1 1026.1 1027.3 1027.0 1024.9 1018.8 1015.5 1019.7 1024.8 1027.6 1032.3 1035.1 1035.1 DAY 9 8 22 1 27 1 9 20 30 12 12 2 MIN. QNH PRESSURE IN HPA 1014.3 1004.9 1007.0 1006.8 1007.6 1009.2 1005.1 1004.9 1011.2 1017.3 1013.7 1010.8 1004.9 DAY 24 23 3 10 3 29 29 6 9 30 23 29 MEAN QFF PRESSURE IN HPA 1025.1 1017.6 1017.3 1016.6 1012.9 1007.1 1002.4 1005.2 1012.6 1019.9 1020.4 1020.1 1014.8 MAX. QFF PRESSURE IN HPA 1035.9 1028.5 1028.1 1029.2 1023.6 1013.3 1008.3 1014.7 1022.8 1027.5 1035.6 1037.7 1037.7 DAY 9 8 22 12 27 1 10 20 30 12 12 2 MIN. QFF PRESSURE IN HPA 1017.0 1003.3 1004.6 1006.3 1002.4 1002.1 995.9 996.0 1004.3 1013.6 1010.9 1011.0 995.9 DAY 24 23 3 10 2 30 29 6 9 7 23 8 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 907.3 902.2 902.0 903.8 902.4 899.4 896.3 898.4 903.1 906.8 906.0 903.5 902.6 MAX. QFE PRESSURE IN HPA 915.1 910.5 911.8 911.0 908.3 903.9 900.8 904.7 909.6 911.9 914.7 917.6 917.6 DAY 9 8 22 1 27 1 9 20 30 12 12 2 MIN. QFE PRESSURE IN HPA 899.9 893.1 891.4 893.1 893.9 895.1 891.8 891.3 896.7 902.7 899.4 895.7 891.3 DAY 24 23 3 10 2 29 29 6 9 6 23 28 MEAN QNH PRESSURE IN HPA 1022.3 1016.7 1016.5 1018.5 1016.9 1013.6 1010.1 1012.5 1017.7 1021.8 1020.8 1018.1 1017.1 MAX. QNH PRESSURE IN HPA 1030.9 1025.8 1027.3 1026.4 1023.4 1018.5 1015.1 1019.4 1024.8 1027.4 1030.4 1033.6 1033.6 DAY 9 8 22 1 27 1 9 20 30 12 12 2 MIN. QNH PRESSURE IN HPA 1014.1 1006.6 1004.8 1006.6 1007.5 1008.9 1005.2 1004.7 1010.6 1017.2 1013.6 1009.5 1004.7 DAY 24 23 3 10 2 29 29 6 9 6 23 28 MEAN QFF PRESSURE IN HPA 1024.4 1016.9 1016.5 1016.0 1012.4 1006.7 1002.0 1004.9 1012.2 1019.3 1020.0 1019.0 1014.2 MAX. QFF PRESSURE IN HPA 1034.6 1028.1 1027.8 1028.4 1021.9 1013.2 1007.9 1014.7 1022.7 1027.6 1033.2 1036.4 1036.4 DAY 9 8 22 12 27 1 9 20 30 12 12 2 MIN. QFF PRESSURE IN HPA 1016.0 1003.8 1000.0 1006.2 1001.1 1001.9 995.8 995.3 1004.1 1012.5 1011.3 1009.3 995.3 DAY 24 23 3 10 2 29 29 6 9 7 24 8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.1 3.4 5.9 13.2 18.7 22.6 28.2 24.4 19.5 12.9 8.6 1.4 13.2 MINIMUN AIR TEMPERATURE (C) -5.2 -0.8 2.7 8.4 12.0 13.5 19.7 15.2 11.4 3.7 1.1 -2.5 6.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 17 1 0 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 17 6 0 1 0 0 0 0 0 0 2 14 40 DAYS WITH FREEZING MIN.<= 0 28 20 6 3 0 0 0 0 0 4 13 25 99 TEMPERATURE RECORDS LOWEST(C) -16.0 -8.0 -3.0 -4.0 9.0 10.0 14.0 10.0 3.0 -1.0 -5.0 -8.0 -16.0 DAY 18 27 24 2 2 1 27 29 28 29 18 20 MAXIMUM AIR TEMPERATURE (C) 6.6 8.7 10.8 18.4 25.1 30.1 35.5 32.2 27.1 22.1 17.6 6.9 20.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 3 14 31 30 11 1 0 0 91 DAYS WITH MAXIMUM TEMP. <= 0 3 0 1 0 0 0 0 0 0 0 0 7 11 TEMPERATURE RECORDS HIGHEST(C) 15.0 20.0 23.0 30.0 32.0 37.0 39.0 35.0 35.0 30.0 27.0 19.0 39.0 DAY 30 7 30 12 20 28 19 6 16 14 9 5 DIF. BETWEEN (MAX.-MIN.) (C) 11.8 9.5 8.1 10.0 13.1 16.6 15.8 17.0 15.7 18.4 16.5 9.4 13.5 MEAN DAILY TEMP. (MDT) (C) 0.7 4.0 6.7 13.4 18.6 21.8 27.6 23.7 19.2 12.9 9.3 2.2 13.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.5 38.5 205.0 85.5 13.0 0.0 0.0 0.0 345.5 HEATING DEG. DAYS(BASE 18 0C) 537.0 406.5 349.0 142.0 22.5 0.0 0.0 0.0 32.5 159.0 259.5 489.0 2397.0 DEWPOINT (MEAN C) -3.6 -0.0 2.4 8.9 9.2 5.3 9.3 5.6 4.7 -1.1 -2.1 -2.6 3.0 MIXING RATIO (G/KG) 3.36 4.35 5.16 8.18 8.26 6.39 8.45 6.47 6.07 4.08 3.70 3.59 5.67 VAPOUR PRESSURE (HPA) 4.85 6.27 7.41 11.69 11.79 9.16 12.02 9.27 8.72 5.91 5.36 5.21 8.14 SATURATION DEF. (HPA) 1.63 2.01 2.45 4.37 10.70 19.91 27.80 22.81 15.67 10.26 6.86 2.07 10.55 RELATIVE HUMIDITY (MEAN %) 80 81 81 78 58 36 33 32 41 42 51 80 58 RELATIVE HUMIDITY (MAX. %) 93 95 95 93 80 55 51 48 57 61 71 95 75 RELATIVE HUMIDITY (MIN. %) 58 62 61 59 38 22 20 20 27 25 33 61 41 RELATIVE HUMIDITY (MEAN% 03UTC) 90 90 89 89 70 46 46 46 53 57 65 90 69 RELATIVE HUMIDITY (MEAN% 09UTC) 69 74 72 64 43 25 22 22 31 30 36 66 46 RELATIVE HUMIDITY (MEAN% 15UTC) 79 79 77 74 47 27 25 24 34 37 47 79 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 26.0 42.1 77.4 115.7 28.3 0.0 0.0 0.0 1.0 0.0 0.2 34.9 325.6 DAYS WITH PRECIPITATION >=10 2 1 3 3 1 0 0 0 0 0 0 1 11 DAYS WITH PRECIPITATION >= 5 3 2 5 6 2 0 0 0 0 0 0 3 21 DAYS WITH PRECIPITATION >= 1 3 11 12 11 2 0 0 0 1 0 0 6 46 DAYS WITH PRECIPITATION 6 15 19 15 5 1 0 0 1 0 1 13 76 GREATEST DAILY PRECIPITATION 11.0 16.0 15.0 38.0 19.2 0.0 0.0 0.0 1.0 0.0 0.2 17.0 38.0 DAY 16 1 18 23 11 ** ** ** 2 ** 24 12 DAY WITH THUNDER STORM 0 0 1 6 2 0 0 0 0 0 0 1 10 DAYS WITH SNOW OR SLEET 2 7 7 2 0 0 0 0 0 0 0 5 23 DAYS WITH DUST 0 1 1 0 0 0 0 0 0 0 0 0 2 WIND DIRECTION (PREVAILING) 315 315 135 135 135 90 90 90 180 180 180 315 135 PREVAILING WIND SPEED(KNOTS) 4.0 6.6 5.7 4.5 4.6 5.5 6.5 6.1 4.0 4.0 4.7 3.2 5.1 PREVAILING WIND PERCENT 19.8 22.0 37.5 22.5 27.0 25.8 30.6 24.2 29.2 27.0 24.2 20.2 16.8 CALMS PERCENT OF WIND 23.8 14.2 11.7 12.5 10.5 12.1 9.7 13.3 9.2 20.6 20.8 31.0 15.8 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 245 261 154 156 123 71 56 49 122 158 172 149 112 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.6 1.0 1.2 1.3 1.8 2.5 2.1 2.1 1.2 1.1 0.7 0.8 WIND STEADINESES (MEAN %) 19.2 12.8 17.9 33.3 34.2 47.4 53.2 51.2 52.5 46.2 35.5 25.0 21.1 WIND SPEED (MEAN KNOTS) 2.6 4.7 5.6 3.6 3.8 3.8 4.7 4.1 4.0 2.6 3.1 2.8 3.8 FASTEST WIND DIRECTION 130 310 340 70 310 70 20 360 130 130 160 180 340 FASTEST WIND SPEED (KNOTS) 15 20 24 20 20 15 18 18 18 13 18 18 24 DAY 7 12 18 9 10 30 2 8 26 19 11 11 DAYS WITH SKY CLEAR (0-2)/8 18 7 6 5 25 29 30 27 27 31 15 8 228 DAYS WITH P.CLOUDY (3-6)/8 6 13 6 13 5 1 1 4 2 0 11 15 77 DAYS WITH CLOUDY (7-8)/8 7 9 19 12 1 0 0 0 1 0 4 8 61 DAYS WITH VISIBILITY =< 2 KM 9 10 7 2 0 0 0 0 0 0 0 9 37 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 904.2 903.0 900.8 901.0 900.1 900.3 897.2 900.2 902.9 906.8 906.7 908.0 902.6 MAX. QFE PRESSURE IN HPA 913.5 909.9 907.9 911.6 907.9 906.9 904.9 906.0 913.5 926.7 918.9 916.9 926.7 DAY-HOUR 22- 6 19- 6 10- 6 15-18 23- 6 12- 3 27-18 30- 6 29- 6 12-21 12-18 17- 6 MIN. QFE PRESSURE IN HPA 892.6 890.0 884.5 893.6 893.3 893.3 891.2 894.2 894.7 898.3 895.5 897.0 884.5 DAY-HOUR 31-15 29-12 30- 6 6-12 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 8-12 MEAN QNH PRESSURE IN HPA 1018.9 1017.6 1015.2 1015.4 1014.4 1014.5 1011.2 1014.4 1017.5 1021.7 1021.6 1023.0 1017.1 MAX. QNH PRESSURE IN HPA 1029.1 1025.2 1023.0 1027.0 1023.0 1021.9 1019.7 1020.9 1029.1 1043.7 1035.1 1032.9 1043.7 DAY-HOUR 22- 6 19- 6 10- 6 15-18 23- 6 12- 3 27-18 30- 6 29- 6 12-21 12-18 17- 6 MIN. QNH PRESSURE IN HPA 1006.1 1003.2 997.2 1007.2 1006.9 1006.9 1004.6 1007.9 1008.4 1012.4 1009.3 1010.9 997.2 DAY-HOUR 31-15 29-12 30- 6 6-12 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 8-12 MEAN QFF PRESSURE IN HPA 1022.8 1019.8 1016.2 1013.1 1009.8 1008.6 1002.9 1007.8 1012.8 1019.9 1021.7 1026.3 1015.1 MAX. QFF PRESSURE IN HPA 1034.4 1030.5 1025.6 1030.7 1018.9 1016.5 1011.9 1015.8 1028.4 1040.7 1037.2 1037.2 1040.7 DAY-HOUR 22- 6 27- 6 20- 6 2- 3 23- 6 12- 3 27-18 30- 3 29- 6 12-21 13- 6 19- 6 MIN. QFF PRESSURE IN HPA 1006.3 1003.3 995.3 1003.0 1001.3 999.7 995.7 1001.2 1002.8 1007.7 1005.3 1008.7 995.3 DAY-HOUR 31-12 29-12 30- 6 26-15 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 11- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.3 902.6 900.5 900.9 900.0 900.2 897.1 900.1 902.9 907.4 906.5 907.8 902.5 MAX. QFE PRESSURE IN HPA 909.8 909.6 906.1 910.4 905.4 905.9 902.4 904.6 912.4 920.7 916.9 915.1 920.7 DAY 26 19 2 16 23 12 25 30 29 16 13 19 MIN. QFE PRESSURE IN HPA 895.5 894.1 891.0 894.1 893.3 895.5 892.1 894.9 898.1 901.7 897.7 897.1 891.0 DAY 29 1 18 6 26 27 20 5 13 18 8 11 MEAN QNH PRESSURE IN HPA 1019.0 1017.2 1014.8 1015.2 1014.3 1014.5 1011.1 1014.3 1017.4 1022.4 1021.4 1022.8 1017.0 MAX. QNH PRESSURE IN HPA 1025.0 1024.8 1021.0 1025.7 1020.2 1020.8 1016.9 1019.3 1027.9 1037.1 1032.9 1030.9 1037.1 DAY 26 19 2 16 23 12 25 30 29 16 13 19 MIN. QNH PRESSURE IN HPA 1009.3 1007.8 1004.3 1007.8 1006.9 1009.3 1005.5 1008.6 1012.2 1016.1 1011.7 1011.1 1004.3 DAY 29 1 18 6 26 27 20 5 13 18 8 11 MEAN QFF PRESSURE IN HPA 1022.5 1019.0 1015.5 1012.8 1009.7 1008.9 1002.9 1007.9 1012.6 1020.3 1021.0 1025.6 1014.9 MAX. QFF PRESSURE IN HPA 1031.6 1030.1 1023.8 1028.7 1015.9 1016.3 1010.2 1014.9 1026.8 1032.5 1034.0 1036.3 1036.3 DAY 17 27 20 2 23 12 25 30 27 16 14 19 MIN. QFF PRESSURE IN HPA 1009.9 1006.6 1000.9 1003.7 1001.3 1001.9 996.6 1002.1 1006.0 1011.2 1008.9 1008.7 996.6 DAY 31 1 18 27 26 27 20 5 13 18 8 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.4 903.2 901.0 901.4 900.8 901.1 897.9 900.9 903.7 907.3 907.2 908.1 903.1 MAX. QFE PRESSURE IN HPA 911.2 909.6 906.8 910.9 907.0 906.9 903.6 905.5 912.6 913.6 916.7 915.5 916.7 DAY 22 19 2 16 23 12 25 30 29 26 13 19 MIN. QFE PRESSURE IN HPA 895.6 894.5 891.2 894.7 894.5 895.9 892.9 896.0 898.8 901.8 897.3 897.2 891.2 DAY 29 29 18 6 26 28 20 5 13 17 8 11 MEAN QNH PRESSURE IN HPA 1019.1 1017.7 1015.4 1015.8 1015.1 1015.5 1012.0 1015.3 1018.3 1022.3 1022.2 1023.2 1017.7 MAX. QNH PRESSURE IN HPA 1026.6 1024.8 1021.7 1026.3 1022.0 1021.9 1018.2 1020.3 1028.1 1029.2 1032.7 1031.3 1032.7 DAY 22 19 2 16 23 12 25 30 29 26 13 19 MIN. QNH PRESSURE IN HPA 1009.4 1008.2 1004.6 1008.4 1008.2 1009.7 1006.4 1009.8 1012.9 1016.2 1011.3 1011.2 1004.6 DAY 29 29 18 6 26 28 20 5 13 17 8 11 MEAN QFF PRESSURE IN HPA 1023.7 1020.4 1016.6 1014.0 1010.6 1009.5 1003.9 1009.1 1014.2 1021.7 1023.4 1027.0 1016.2 MAX. QFF PRESSURE IN HPA 1032.6 1030.4 1024.6 1030.7 1017.8 1016.5 1011.3 1015.8 1027.4 1030.5 1035.0 1036.9 1036.9 DAY 22 27 2 2 23 12 25 30 27 26 13 19 MIN. QFF PRESSURE IN HPA 1011.6 1006.8 1001.6 1005.3 1002.3 1002.2 996.9 1003.4 1007.6 1014.0 1009.6 1010.4 996.9 DAY 29 8 18 27 26 28 20 5 13 17 8 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 905.5 904.2 901.6 901.9 901.0 901.3 898.1 901.2 904.1 907.9 907.8 909.1 903.6 MAX. QFE PRESSURE IN HPA 913.5 909.9 907.9 911.6 907.9 906.9 903.4 906.0 913.5 914.1 918.2 916.9 918.2 DAY 22 19 10 16 23 12 25 30 29 26 13 17 MIN. QFE PRESSURE IN HPA 896.8 894.0 884.5 894.4 894.5 896.0 893.8 896.4 898.4 901.8 897.2 898.9 884.5 DAY 29 29 30 6 26 26 20 4 13 17 8 11 MEAN QNH PRESSURE IN HPA 1020.3 1018.8 1016.0 1016.4 1015.4 1015.7 1012.2 1015.6 1018.8 1023.0 1022.8 1024.2 1018.3 MAX. QNH PRESSURE IN HPA 1029.1 1025.2 1023.0 1027.0 1023.0 1021.9 1018.0 1020.9 1029.1 1029.8 1034.3 1032.9 1034.3 DAY 22 19 10 16 23 12 25 30 29 26 13 17 MIN. QNH PRESSURE IN HPA 1010.7 1007.6 997.2 1008.1 1008.2 1009.8 1007.4 1010.3 1012.5 1016.2 1011.2 1013.0 997.2 DAY 29 29 30 6 26 26 20 4 13 17 8 11 MEAN QFF PRESSURE IN HPA 1024.5 1021.3 1017.2 1014.2 1010.9 1009.7 1003.8 1008.6 1013.9 1020.9 1022.9 1027.6 1016.3 MAX. QFF PRESSURE IN HPA 1034.4 1030.5 1025.6 1030.2 1018.9 1016.4 1011.0 1014.9 1028.4 1029.1 1037.2 1037.2 1037.2 DAY 22 27 20 2 23 12 25 30 29 26 13 19 MIN. QFF PRESSURE IN HPA 1012.3 1008.8 995.3 1005.3 1002.5 1002.0 998.0 1003.7 1006.3 1012.5 1009.2 1011.7 995.3 DAY 31 8 30 6 26 27 20 5 13 17 8 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.9 902.7 900.7 901.0 900.0 900.3 897.2 900.1 902.7 906.2 906.1 907.7 902.4 MAX. QFE PRESSURE IN HPA 912.1 908.9 907.4 911.3 906.4 905.5 901.9 904.8 912.4 912.6 916.0 915.9 916.0 DAY 22 13 10 16 23 12 24 30 29 25 13 17 MIN. QFE PRESSURE IN HPA 894.6 891.5 892.2 894.4 894.4 894.5 893.4 895.5 896.9 899.5 895.5 897.4 891.5 DAY 31 29 13 6 26 26 20 4 12 17 8 8 MEAN QNH PRESSURE IN HPA 1018.5 1017.3 1015.0 1015.3 1014.3 1014.6 1011.2 1014.3 1017.2 1021.1 1020.9 1022.8 1016.9 MAX. QNH PRESSURE IN HPA 1027.6 1024.1 1022.4 1026.7 1021.3 1020.3 1016.3 1019.5 1027.9 1028.1 1031.9 1031.8 1031.9 DAY 22 13 10 16 23 12 24 30 29 25 13 17 MIN. QNH PRESSURE IN HPA 1008.3 1004.9 1005.7 1008.1 1008.1 1008.2 1007.0 1009.3 1010.8 1013.7 1009.3 1011.4 1004.9 DAY 31 29 13 6 26 26 20 4 12 17 8 8 MEAN QFF PRESSURE IN HPA 1021.9 1019.2 1015.8 1012.8 1009.6 1008.6 1002.8 1007.3 1012.2 1018.7 1020.3 1025.7 1014.6 MAX. QFF PRESSURE IN HPA 1032.6 1028.5 1023.7 1028.4 1016.5 1014.9 1009.3 1013.6 1027.0 1027.0 1034.7 1035.8 1035.8 DAY 22 13 19 2 23 12 25 30 29 26 13 19 MIN. QFF PRESSURE IN HPA 1008.7 1005.9 1004.9 1004.1 1002.4 1001.3 997.6 1002.5 1004.4 1009.2 1005.3 1010.1 997.6 DAY 31 29 30 27 26 28 20 4 16 17 8 11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.2 902.0 899.9 900.0 898.9 899.2 896.1 899.0 901.6 905.2 905.4 907.1 901.5 MAX. QFE PRESSURE IN HPA 911.4 908.2 906.0 910.5 904.7 905.0 901.1 904.4 911.5 912.2 915.3 915.2 915.3 DAY 22 13 10 16 23 11 25 30 26 25 13 17 MIN. QFE PRESSURE IN HPA 892.9 890.0 893.2 893.6 894.5 893.6 891.7 894.2 894.7 898.3 895.7 897.0 890.0 DAY 31 29 17 6 26 26 19 4 12 17 8 8 MEAN QNH PRESSURE IN HPA 1017.8 1016.4 1014.1 1014.2 1013.0 1013.4 1010.0 1013.2 1016.0 1020.0 1020.2 1022.1 1015.9 MAX. QNH PRESSURE IN HPA 1026.8 1023.3 1020.9 1025.8 1019.4 1019.8 1015.5 1019.1 1026.9 1027.7 1031.1 1031.0 1031.1 DAY 22 13 10 16 23 11 25 30 26 25 13 17 MIN. QNH PRESSURE IN HPA 1006.4 1003.2 1006.8 1007.2 1008.2 1007.2 1005.1 1007.9 1008.4 1012.4 1009.5 1010.9 1003.2 DAY 31 29 17 6 26 26 19 4 12 17 8 8 MEAN QFF PRESSURE IN HPA 1021.2 1018.2 1014.7 1011.8 1008.4 1007.7 1001.9 1006.7 1011.2 1017.8 1019.7 1024.9 1013.7 MAX. QFF PRESSURE IN HPA 1031.7 1027.3 1022.1 1026.5 1014.9 1015.1 1008.6 1014.0 1025.3 1026.5 1033.9 1034.9 1034.9 DAY 22 13 20 2 23 11 25 30 29 25 13 17 MIN. QFF PRESSURE IN HPA 1006.3 1003.3 1004.7 1003.1 1002.5 1000.6 995.9 1001.2 1002.8 1007.7 1006.9 1009.2 995.9 DAY 31 29 31 27 20 28 19 4 12 17 8 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1956 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 903.9 902.7 900.6 900.3 899.2 899.3 896.2 899.4 902.1 905.9 906.4 907.9 902.0 MAX. QFE PRESSURE IN HPA 911.7 908.8 906.5 910.5 904.3 905.1 901.0 904.8 913.0 915.1 917.5 915.8 917.5 DAY 22 18 10 16 23 11 25 30 26 25 12 17 MIN. QFE PRESSURE IN HPA 892.6 891.2 893.2 894.0 894.3 893.3 891.2 894.3 894.9 900.1 897.0 898.1 891.2 DAY 31 29 17 26 28 26 19 4 12 17 8 5 MEAN QNH PRESSURE IN HPA 1018.5 1017.2 1014.9 1014.6 1013.4 1013.5 1010.1 1013.5 1016.6 1020.8 1021.4 1022.9 1016.5 MAX. QNH PRESSURE IN HPA 1027.1 1023.9 1021.4 1025.8 1019.0 1019.9 1015.4 1019.5 1028.6 1030.9 1033.5 1031.7 1033.5 DAY 22 18 10 16 23 11 25 30 26 25 12 17 MIN. QNH PRESSURE IN HPA 1006.1 1004.6 1006.8 1007.6 1008.0 1006.9 1004.6 1008.0 1008.6 1014.4 1010.9 1012.2 1004.6 DAY 31 29 17 26 28 26 19 4 12 17 8 5 MEAN QFF PRESSURE IN HPA 1023.1 1019.8 1016.1 1012.6 1008.8 1007.5 1002.0 1007.4 1012.5 1020.1 1022.6 1026.8 1014.9 MAX. QFF PRESSURE IN HPA 1032.8 1028.5 1023.9 1026.4 1014.6 1013.9 1008.3 1014.6 1028.1 1031.2 1036.0 1036.7 1036.7 DAY 22 26 19 2 23 11 25 30 26 25 12 20 MIN. QFF PRESSURE IN HPA 1007.3 1005.0 1005.2 1003.0 1002.3 999.7 995.7 1001.5 1003.5 1011.9 1009.8 1013.5 995.7 DAY 31 29 17 26 20 26 19 4 12 17 8 8 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.5 903.7 901.5 901.6 900.6 900.6 897.8 900.6 903.4 906.9 907.2 908.3 903.1 MAX. QFE PRESSURE IN HPA 911.9 909.9 906.9 911.6 904.7 906.6 904.9 905.0 913.3 915.3 918.9 915.2 918.9 DAY 22 26 10 15 15 11 27 29 26 25 12 17 MIN. QFE PRESSURE IN HPA 892.7 894.6 892.5 894.7 895.3 894.4 892.2 895.1 897.6 901.0 898.0 898.5 892.2 DAY 31 29 17 26 28 26 19 4 12 17 8 10 MEAN QNH PRESSURE IN HPA 1019.2 1018.3 1016.0 1016.1 1015.0 1014.9 1011.8 1014.9 1018.0 1021.9 1022.2 1023.4 1017.6 MAX. QNH PRESSURE IN HPA 1027.4 1025.2 1021.9 1027.0 1019.4 1021.5 1019.7 1019.8 1028.9 1031.1 1035.1 1031.0 1035.1 DAY 22 26 10 15 15 11 27 29 26 25 12 17 MIN. QNH PRESSURE IN HPA 1006.2 1008.3 1006.0 1008.4 1009.1 1008.1 1005.7 1008.9 1011.6 1015.4 1012.0 1012.6 1005.7 DAY 31 29 17 26 28 26 19 4 12 17 8 10 MEAN QFF PRESSURE IN HPA 1023.4 1020.8 1017.2 1013.8 1010.5 1008.8 1003.4 1008.0 1013.2 1019.9 1022.3 1026.9 1015.7 MAX. QFF PRESSURE IN HPA 1031.9 1030.4 1025.2 1027.5 1016.2 1015.5 1011.9 1014.6 1027.8 1030.0 1036.2 1036.1 1036.2 DAY 19 26 19 1 11 11 27 29 26 25 12 20 MIN. QFF PRESSURE IN HPA 1007.0 1007.6 1003.3 1003.7 1003.6 1000.8 996.4 1002.1 1005.6 1012.0 1010.1 1012.1 996.4 DAY 31 8 17 26 28 26 19 4 12 17 8 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.3 903.4 901.2 901.3 900.6 900.2 897.2 900.3 903.2 907.4 907.1 907.9 902.8 MAX. QFE PRESSURE IN HPA 911.0 909.9 906.3 911.4 904.7 906.2 903.0 904.9 912.6 926.7 917.9 915.1 926.7 DAY 22 26 19 15 22 11 24 31 28 12 12 18 MIN. QFE PRESSURE IN HPA 894.0 895.3 892.0 894.2 895.0 895.1 892.1 894.9 897.9 901.3 898.0 897.4 892.0 DAY 31 29 17 30 25 26 19 4 12 17 7 10 MEAN QNH PRESSURE IN HPA 1019.0 1018.0 1015.5 1015.7 1014.9 1014.5 1011.2 1014.6 1017.7 1022.4 1022.1 1022.9 1017.4 MAX. QNH PRESSURE IN HPA 1026.4 1025.2 1021.2 1026.8 1019.4 1021.1 1017.6 1019.7 1028.1 1043.7 1034.0 1030.9 1043.7 DAY 22 26 19 15 22 11 24 31 28 12 12 18 MIN. QNH PRESSURE IN HPA 1007.6 1009.1 1005.4 1007.9 1008.7 1008.9 1005.5 1008.6 1011.9 1015.7 1012.0 1011.4 1005.4 DAY 31 29 17 30 25 26 19 4 12 17 7 10 MEAN QFF PRESSURE IN HPA 1022.4 1020.0 1016.4 1013.2 1010.3 1008.4 1002.7 1007.7 1012.8 1020.2 1021.5 1025.9 1015.1 MAX. QFF PRESSURE IN HPA 1032.4 1030.2 1024.7 1028.7 1016.3 1015.6 1010.5 1014.6 1027.1 1040.7 1035.2 1036.0 1040.7 DAY 16 26 19 1 11 11 24 29 26 12 13 18 MIN. QFF PRESSURE IN HPA 1007.1 1006.6 1002.8 1003.7 1003.0 1001.3 996.3 1001.7 1005.9 1011.2 1008.6 1009.9 996.3 DAY 31 7 17 30 25 29 19 4 13 17 8 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.1 1.2 8.9 11.3 19.0 22.7 25.0 24.1 19.8 12.8 5.3 2.5 12.5 MINIMUN AIR TEMPERATURE (C) -5.8 -3.4 4.0 5.9 11.1 15.2 16.7 14.9 9.3 5.5 -0.2 -2.5 5.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 4 0 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 23 12 0 0 0 0 0 0 0 0 5 11 51 DAYS WITH FREEZING MIN.<= 0 30 25 2 2 0 0 0 0 0 4 13 23 99 TEMPERATURE RECORDS LOWEST(C) -15.0 -14.0 -1.0 0.0 4.0 10.0 11.0 11.0 6.0 -1.0 -16.0 -13.0 -16.0 DAY 26 7 30 7 13 10 6 23 3 16 23 23 MAXIMUM AIR TEMPERATURE (C) 2.9 6.6 15.4 17.0 25.8 29.5 32.5 31.7 28.7 20.3 11.8 9.5 19.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 4 19 27 23 5 2 0 0 80 DAYS WITH MAXIMUM TEMP. <= 0 8 3 0 0 0 0 0 0 0 0 2 3 16 TEMPERATURE RECORDS HIGHEST(C) 12.0 19.0 26.0 24.0 34.0 34.0 38.0 38.0 31.0 30.0 21.0 18.0 38.0 DAY 19 25 7 28 28 19 3 6 18 1 14 20 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 10.0 11.4 11.1 14.7 14.3 15.8 16.8 19.4 14.8 12.0 12.0 13.4 MEAN DAILY TEMP. (MDT) (C) -1.5 1.6 9.7 11.4 18.4 22.3 24.6 23.3 19.0 12.9 5.8 3.5 12.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 12.0 60.0 116.0 76.0 0.0 0.0 0.0 0.0 264.0 HEATING DEG. DAYS(BASE 18 0C) 603.0 458.5 258.0 197.5 36.5 5.0 0.0 0.0 2.0 168.0 366.0 450.5 2545.0 DEWPOINT (MEAN C) -4.4 -2.3 3.0 2.7 7.8 9.7 10.5 9.5 3.5 5.0 1.5 -0.7 3.8 MIXING RATIO (G/KG) 3.14 3.68 5.34 5.45 7.76 8.73 9.34 8.70 5.61 6.20 4.94 4.16 6.09 VAPOUR PRESSURE (HPA) 4.54 5.32 7.69 7.84 11.08 12.46 13.27 12.41 8.07 8.95 7.14 6.01 8.73 SATURATION DEF. (HPA) 0.95 1.90 4.40 6.39 12.08 16.46 20.02 19.17 16.63 7.29 2.67 1.94 9.16 RELATIVE HUMIDITY (MEAN %) 86 80 71 60 52 48 42 42 36 64 79 82 62 RELATIVE HUMIDITY (MAX. %) 97 94 92 79 73 67 58 57 50 83 94 95 78 RELATIVE HUMIDITY (MIN. %) 70 62 47 42 35 32 31 30 24 44 61 62 45 RELATIVE HUMIDITY (MEAN% 03UTC) 93 91 87 72 65 60 51 53 49 80 91 90 74 RELATIVE HUMIDITY (MEAN% 09UTC) 77 69 54 49 40 38 33 33 26 49 65 68 50 RELATIVE HUMIDITY (MEAN% 15UTC) 84 77 63 55 44 40 35 35 30 60 77 80 57 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 53.0 40.0 30.5 48.1 22.0 11.0 0.0 0.0 0.0 23.3 21.9 7.0 256.8 DAYS WITH PRECIPITATION >=10 1 2 0 1 0 0 0 0 0 1 0 0 5 DAYS WITH PRECIPITATION >= 5 4 2 3 4 2 1 0 0 0 2 2 0 20 DAYS WITH PRECIPITATION >= 1 8 5 9 8 5 6 0 0 0 3 6 3 53 DAYS WITH PRECIPITATION 9 8 16 11 12 8 0 1 1 8 9 5 88 GREATEST DAILY PRECIPITATION 26.0 21.0 7.0 19.0 8.0 6.0 0.0 0.0 0.0 12.0 5.5 4.0 26.0 DAY 20 1 22 30 2 10 ** ** ** 12 19 7 DAY WITH THUNDER STORM 0 0 0 2 3 3 0 0 0 0 0 0 8 DAYS WITH SNOW OR SLEET 8 2 0 0 0 0 0 0 0 1 4 5 20 DAYS WITH DUST 0 0 0 1 0 0 1 1 1 2 0 1 7 WIND DIRECTION (PREVAILING) 315 315 135 135 315 315 90 90 180 180 180 180 315 PREVAILING WIND SPEED(KNOTS) 4.4 4.4 5.7 5.9 3.8 4.6 8.3 7.9 4.2 5.3 4.2 3.9 4.8 PREVAILING WIND PERCENT 29.4 33.5 28.2 23.3 17.7 23.2 23.8 21.8 21.7 30.2 19.6 22.2 18.1 CALMS PERCENT OF WIND 25.4 29.9 14.1 20.4 18.5 11.8 10.9 13.3 16.3 16.9 28.3 26.6 19.3 NO. OF WIND OBSERVATION 248 224 248 240 248 237 248 248 240 248 240 248 2917 VECTOR WIND DIRECTION (MEAN) 292 296 222 128 102 51 71 83 92 146 148 228 103 VECTOR WIND MAGNITUDE(KNOTS) 0.6 1.2 0.5 1.6 0.6 1.5 2.2 2.3 1.1 2.3 0.7 0.6 0.7 WIND STEADINESES (MEAN %) 20.7 42.9 9.6 37.2 17.1 34.1 40.0 50.0 32.4 56.1 24.1 19.4 17.9 WIND SPEED (MEAN KNOTS) 2.9 2.8 5.2 4.3 3.5 4.4 5.5 4.6 3.4 4.1 2.9 3.1 3.9 FASTEST WIND DIRECTION 310 310 310 310 230 50 340 340 310 130 340 160 310 FASTEST WIND SPEED (KNOTS) 18 24 24 18 15 18 20 20 18 18 20 20 24 DAY 6 5 26 1 8 6 4 7 18 9 18 20 DAYS WITH SKY CLEAR (0-2)/8 8 11 9 9 15 23 27 28 30 19 13 13 205 DAYS WITH P.CLOUDY (3-6)/8 13 12 14 12 13 5 4 2 0 4 7 14 100 DAYS WITH CLOUDY (7-8)/8 10 5 8 9 3 2 0 1 0 8 10 4 60 DAYS WITH VISIBILITY =< 2 KM 8 6 2 0 0 0 0 0 0 2 4 11 33 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 903.9 905.4 902.5 904.2 901.1 901.0 899.0 901.0 904.1 907.4 907.2 905.6 903.5 MAX. QFE PRESSURE IN HPA 913.0 913.1 912.6 914.1 907.5 906.3 908.8 906.1 907.8 917.7 915.4 916.3 917.7 DAY-HOUR 4- 6 19- 6 22- 6 22- 6 12- 6 20-18 5- 6 17- 3 16- 3 19- 6 24- 6 23- 6 MIN. QFE PRESSURE IN HPA 890.4 891.4 888.4 894.9 895.4 895.5 890.7 891.3 899.5 897.3 897.5 894.2 888.4 DAY-HOUR 19-18 5- 9 8- 9 1- 3 8-12 29-12 12-15 8-12 29-12 9- 9 18-12 7- 9 MEAN QNH PRESSURE IN HPA 1018.6 1020.2 1017.0 1018.9 1015.4 1015.4 1013.2 1015.3 1018.8 1022.4 1022.2 1020.5 1018.1 MAX. QNH PRESSURE IN HPA 1028.6 1028.7 1028.1 1029.8 1022.5 1021.2 1023.9 1021.0 1022.8 1033.8 1031.2 1032.2 1033.8 DAY-HOUR 4- 6 19- 6 22- 6 22- 6 12- 6 20-18 5- 6 17- 3 16- 3 19- 6 24- 6 23- 6 MIN. QNH PRESSURE IN HPA 1003.7 1004.8 1001.5 1008.6 1009.2 1009.3 1004.0 1004.7 1013.7 1011.3 1011.5 1007.9 1001.5 DAY-HOUR 19-18 5- 9 8- 9 1- 3 8-12 29-12 12-15 8-12 29-12 9- 9 18-12 7- 9 MEAN QFF PRESSURE IN HPA 1023.4 1023.5 1016.7 1017.6 1010.8 1009.3 1006.1 1008.7 1014.0 1020.5 1023.7 1023.1 1016.5 MAX. QFF PRESSURE IN HPA 1033.4 1033.0 1031.7 1030.0 1018.6 1015.0 1019.2 1015.5 1019.4 1036.3 1038.7 1040.6 1040.6 DAY-HOUR 4- 6 8-15 30- 6 22-18 12- 6 9-18 5-21 17- 3 16- 3 12-15 24- 6 23- 6 MIN. QFF PRESSURE IN HPA 1003.2 1006.8 999.7 1007.8 1003.0 1001.9 996.0 996.0 1008.1 1005.7 1012.2 1007.8 996.0 DAY-HOUR 20- 0 27-12 8- 9 1- 0 8-12 30-21 12-15 8-12 29-12 9- 9 18-12 7- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 903.7 904.9 902.3 903.7 900.9 901.1 898.9 900.9 904.0 907.3 907.2 905.4 903.4 MAX. QFE PRESSURE IN HPA 910.8 911.3 909.7 912.3 906.9 905.7 907.5 905.2 906.6 915.8 913.9 914.7 915.8 DAY 4 19 22 23 12 21 6 17 16 13 22 23 MIN. QFE PRESSURE IN HPA 890.4 895.8 891.0 895.3 897.1 896.7 892.6 893.9 900.6 898.8 902.1 896.7 890.4 DAY 20 28 15 1 9 29 13 8 29 9 29 7 MEAN QNH PRESSURE IN HPA 1018.3 1019.7 1016.8 1018.3 1015.3 1015.5 1013.1 1015.2 1018.6 1022.3 1022.1 1020.2 1017.9 MAX. QNH PRESSURE IN HPA 1026.1 1026.7 1024.9 1027.8 1021.9 1020.5 1022.5 1020.0 1021.5 1031.7 1029.6 1030.4 1031.7 DAY 4 19 22 23 12 21 6 17 16 13 22 23 MIN. QNH PRESSURE IN HPA 1003.7 1009.6 1004.3 1009.1 1011.1 1010.6 1006.1 1007.5 1014.9 1012.9 1016.6 1010.6 1003.7 DAY 20 28 15 1 9 29 13 8 29 9 29 7 MEAN QFF PRESSURE IN HPA 1022.9 1022.7 1016.2 1017.0 1010.8 1009.7 1006.2 1008.8 1013.9 1020.2 1023.4 1022.4 1016.2 MAX. QFF PRESSURE IN HPA 1031.3 1031.5 1026.6 1028.6 1017.5 1014.1 1018.9 1014.6 1017.0 1033.9 1036.5 1037.5 1037.5 DAY 1 9 30 23 12 21 6 17 16 13 24 23 MIN. QFF PRESSURE IN HPA 1003.2 1007.1 1003.0 1007.8 1004.4 1004.2 998.0 999.2 1010.1 1008.5 1016.2 1010.9 998.0 DAY 20 28 15 1 9 30 13 8 29 9 5 7 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.0 905.2 902.8 904.4 901.5 901.8 899.8 901.7 904.7 907.8 907.7 905.8 903.9 MAX. QFE PRESSURE IN HPA 911.5 912.1 911.4 912.7 907.0 906.3 907.9 906.1 907.8 916.0 914.5 915.3 916.0 DAY 4 19 30 22 12 21 5 17 16 19 22 23 MIN. QFE PRESSURE IN HPA 891.5 894.7 891.7 894.9 897.8 897.2 893.5 894.1 901.2 898.8 902.0 896.0 891.5 DAY 20 5 15 1 9 29 13 8 29 9 18 7 MEAN QNH PRESSURE IN HPA 1018.7 1020.0 1017.3 1019.1 1015.9 1016.2 1014.0 1016.1 1019.5 1022.9 1022.8 1020.6 1018.6 MAX. QNH PRESSURE IN HPA 1026.9 1027.6 1026.8 1028.2 1022.0 1021.2 1023.0 1021.0 1022.8 1031.9 1030.2 1031.1 1031.9 DAY 4 19 30 22 12 21 5 17 16 19 22 23 MIN. QNH PRESSURE IN HPA 1004.9 1008.4 1005.1 1008.6 1011.8 1011.2 1007.1 1007.8 1015.6 1012.9 1016.5 1009.8 1004.9 DAY 20 5 15 1 9 29 13 8 29 9 18 7 MEAN QFF PRESSURE IN HPA 1024.1 1023.9 1017.5 1018.2 1011.6 1010.2 1006.9 1009.8 1015.7 1021.9 1025.1 1024.0 1017.4 MAX. QFF PRESSURE IN HPA 1032.8 1032.6 1030.5 1028.8 1018.1 1014.8 1018.4 1015.5 1019.4 1034.2 1037.8 1040.1 1040.1 DAY 27 9 30 23 12 21 6 17 16 13 24 23 MIN. QFF PRESSURE IN HPA 1005.1 1008.4 1003.8 1008.1 1006.5 1004.2 999.0 999.7 1012.1 1010.1 1017.3 1011.4 999.0 DAY 20 28 15 1 9 29 13 8 29 9 5 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 905.1 906.1 903.9 905.1 902.0 901.9 900.0 902.0 905.2 908.6 908.5 906.8 904.6 MAX. QFE PRESSURE IN HPA 913.0 913.1 912.6 914.1 907.5 906.1 908.8 906.1 907.8 917.7 915.4 916.3 917.7 DAY 4 19 22 22 12 21 5 17 16 19 24 23 MIN. QFE PRESSURE IN HPA 894.8 894.0 893.1 896.9 898.5 897.0 893.4 894.0 901.9 899.1 901.7 896.9 893.1 DAY 12 5 17 1 25 30 13 8 28 9 18 7 MEAN QNH PRESSURE IN HPA 1019.9 1021.0 1018.6 1019.8 1016.4 1016.3 1014.3 1016.5 1020.0 1023.7 1023.6 1021.8 1019.3 MAX. QNH PRESSURE IN HPA 1028.6 1028.7 1028.1 1029.8 1022.5 1021.0 1023.9 1021.0 1022.8 1033.8 1031.2 1032.2 1033.8 DAY 4 19 22 22 12 21 5 17 16 19 24 23 MIN. QNH PRESSURE IN HPA 1008.5 1007.6 1006.6 1010.8 1012.6 1010.9 1007.0 1007.6 1016.3 1013.3 1016.1 1010.8 1006.6 DAY 12 5 17 1 25 30 13 8 28 9 18 7 MEAN QFF PRESSURE IN HPA 1024.8 1024.5 1018.5 1018.5 1011.8 1010.2 1007.1 1009.6 1014.8 1021.7 1025.1 1024.6 1017.6 MAX. QFF PRESSURE IN HPA 1033.4 1032.9 1031.7 1029.8 1018.6 1015.0 1018.9 1015.5 1018.0 1035.0 1038.7 1040.6 1040.6 DAY 4 8 30 22 12 21 5 17 16 19 24 23 MIN. QFF PRESSURE IN HPA 1011.1 1009.7 1005.0 1010.5 1006.6 1003.7 999.0 998.8 1010.9 1008.5 1016.1 1011.5 998.8 DAY 20 27 15 1 8 30 13 8 29 9 18 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.8 905.2 902.4 904.2 901.1 901.0 899.0 900.9 904.0 907.1 907.0 905.2 903.4 MAX. QFE PRESSURE IN HPA 911.4 912.4 912.5 913.2 906.7 905.2 908.1 904.4 906.8 916.9 914.2 914.7 916.9 DAY 4 19 22 22 11 20 5 17 9 19 16 23 MIN. QFE PRESSURE IN HPA 893.0 891.4 888.4 897.8 897.5 896.1 892.9 892.4 900.4 897.3 898.6 894.2 888.4 DAY 12 5 8 9 8 30 13 8 29 9 18 7 MEAN QNH PRESSURE IN HPA 1018.4 1020.0 1016.9 1018.9 1015.4 1015.4 1013.2 1015.2 1018.7 1022.1 1022.0 1020.0 1018.0 MAX. QNH PRESSURE IN HPA 1026.8 1027.9 1028.0 1028.8 1021.6 1020.0 1023.2 1019.1 1021.7 1032.9 1029.9 1030.4 1032.9 DAY 4 19 22 22 11 20 5 17 9 19 16 23 MIN. QNH PRESSURE IN HPA 1006.5 1004.8 1001.5 1011.8 1011.5 1010.0 1006.4 1005.9 1014.7 1011.3 1012.7 1007.9 1001.5 DAY 12 5 8 9 8 30 13 8 29 9 18 7 MEAN QFF PRESSURE IN HPA 1023.0 1023.0 1016.4 1017.5 1010.7 1009.2 1005.9 1008.3 1013.4 1019.6 1022.9 1022.2 1016.0 MAX. QFF PRESSURE IN HPA 1032.2 1031.4 1030.0 1028.5 1017.1 1012.9 1018.4 1013.5 1016.9 1034.4 1037.0 1036.7 1037.0 DAY 26 8 30 22 11 21 5 17 9 19 24 23 MIN. QFF PRESSURE IN HPA 1008.0 1007.6 999.7 1010.2 1005.0 1002.5 998.4 997.3 1008.9 1005.7 1012.9 1007.8 997.3 DAY 19 27 8 9 8 30 13 8 29 9 18 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.2 904.7 901.2 903.2 900.0 899.9 897.9 900.1 902.9 906.3 906.2 904.6 902.5 MAX. QFE PRESSURE IN HPA 910.6 911.6 911.5 912.0 906.1 904.7 907.0 904.1 905.8 916.2 913.9 914.0 916.2 DAY 23 19 22 22 11 20 5 1 16 12 16 23 MIN. QFE PRESSURE IN HPA 891.5 894.5 890.6 897.6 895.4 895.5 891.6 891.3 899.5 897.4 897.5 894.4 890.6 DAY 19 5 7 1 8 29 12 8 29 9 18 7 MEAN QNH PRESSURE IN HPA 1017.8 1019.4 1015.5 1017.8 1014.3 1014.1 1012.0 1014.3 1017.5 1021.2 1021.1 1019.3 1017.0 MAX. QNH PRESSURE IN HPA 1025.9 1027.0 1026.9 1027.5 1021.0 1019.4 1022.0 1018.8 1020.6 1032.1 1029.6 1029.7 1032.1 DAY 23 19 22 22 11 20 5 1 16 12 16 23 MIN. QNH PRESSURE IN HPA 1004.9 1008.2 1003.9 1011.6 1009.2 1009.3 1005.0 1004.7 1013.7 1011.4 1011.5 1008.1 1003.9 DAY 19 5 7 1 8 29 12 8 29 9 18 7 MEAN QFF PRESSURE IN HPA 1022.2 1022.4 1014.9 1016.4 1009.7 1008.2 1004.9 1007.7 1012.6 1019.0 1022.3 1021.5 1015.2 MAX. QFF PRESSURE IN HPA 1031.8 1030.9 1027.5 1027.6 1016.6 1012.1 1016.7 1012.1 1015.9 1034.1 1036.5 1036.6 1036.6 DAY 23 8 30 22 11 20 5 17 9 12 24 23 MIN. QFF PRESSURE IN HPA 1006.1 1006.8 1000.7 1009.9 1003.0 1002.9 997.5 996.0 1008.1 1006.4 1012.2 1009.1 996.0 DAY 19 27 7 28 8 29 12 8 29 9 18 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1957 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 903.8 905.4 901.8 903.5 900.3 900.2 898.1 900.1 903.3 907.1 906.7 905.5 903.0 MAX. QFE PRESSURE IN HPA 910.9 912.1 911.1 912.3 905.9 904.6 906.8 904.9 906.1 917.4 914.3 914.0 917.4 DAY 23 19 22 22 11 20 5 11 22 12 16 22 MIN. QFE PRESSURE IN HPA 890.7 896.6 890.8 896.5 896.8 895.8 890.7 891.7 899.9 901.3 898.4 896.2 890.7 DAY 19 5 7 1 8 29 12 8 28 9 18 7 MEAN QNH PRESSURE IN HPA 1018.5 1020.2 1016.2 1018.1 1014.5 1014.4 1012.2 1014.4 1017.9 1022.1 1021.6 1020.3 1017.5 MAX. QNH PRESSURE IN HPA 1026.3 1027.6 1026.5 1027.8 1020.8 1019.3 1021.7 1019.7 1021.0 1033.4 1030.0 1029.7 1033.4 DAY 23 19 22 22 11 20 5 11 22 12 16 22 MIN. QNH PRESSURE IN HPA 1004.0 1010.5 1004.1 1010.4 1010.7 1009.6 1004.0 1005.1 1014.1 1015.7 1012.5 1010.1 1004.0 DAY 19 5 7 1 8 29 12 8 28 9 18 7 MEAN QFF PRESSURE IN HPA 1023.8 1024.1 1016.4 1017.1 1010.1 1008.4 1005.0 1008.0 1014.0 1021.1 1023.9 1023.7 1016.3 MAX. QFF PRESSURE IN HPA 1032.7 1033.0 1028.0 1028.7 1016.7 1013.8 1016.9 1012.4 1017.2 1036.3 1038.4 1037.4 1038.4 DAY 26 8 30 22 11 2 5 30 22 12 23 23 MIN. QFF PRESSURE IN HPA 1005.8 1009.1 1002.2 1008.9 1005.6 1002.6 996.0 996.9 1010.2 1012.8 1013.9 1011.9 996.0 DAY 19 27 7 28 25 30 12 8 29 9 18 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.2 905.9 902.9 905.1 901.6 901.4 899.4 901.4 904.7 907.7 907.5 906.1 904.0 MAX. QFE PRESSURE IN HPA 911.9 912.4 912.4 913.2 906.9 906.3 908.1 905.4 907.3 917.6 913.7 914.6 917.6 DAY 4 19 22 22 11 20 5 16 9 12 23 22 MIN. QFE PRESSURE IN HPA 890.4 896.2 890.8 900.2 897.3 896.4 892.0 892.9 900.9 901.2 901.0 896.7 890.4 DAY 19 27 7 9 8 30 12 8 28 8 18 7 MEAN QNH PRESSURE IN HPA 1018.9 1020.8 1017.4 1019.8 1016.0 1015.8 1013.6 1015.8 1019.4 1022.8 1022.5 1021.0 1018.7 MAX. QNH PRESSURE IN HPA 1027.4 1027.9 1027.9 1028.8 1021.9 1021.2 1023.2 1020.2 1022.3 1033.6 1029.3 1030.3 1033.6 DAY 4 19 22 22 11 20 5 16 9 12 23 22 MIN. QNH PRESSURE IN HPA 1003.7 1010.1 1004.1 1014.5 1011.3 1010.3 1005.4 1006.4 1015.2 1015.6 1015.4 1010.6 1003.7 DAY 19 27 7 9 8 30 12 8 28 8 18 7 MEAN QFF PRESSURE IN HPA 1023.8 1024.3 1017.3 1018.5 1011.3 1009.7 1006.5 1009.0 1014.3 1020.9 1023.9 1023.9 1017.0 MAX. QFF PRESSURE IN HPA 1033.0 1032.2 1028.2 1030.0 1017.8 1015.0 1018.8 1014.7 1017.3 1036.2 1037.1 1037.3 1037.3 DAY 26 8 22 22 12 9 5 16 15 12 23 22 MIN. QFF PRESSURE IN HPA 1004.0 1008.7 1000.6 1010.9 1004.9 1002.3 997.6 998.0 1009.8 1010.7 1015.2 1011.5 997.6 DAY 19 27 7 28 8 30 12 8 28 8 15 7 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 903.7 905.7 902.5 904.5 901.2 901.1 899.1 901.1 904.3 907.3 907.1 905.8 903.6 MAX. QFE PRESSURE IN HPA 911.4 911.9 911.4 912.9 907.4 906.0 907.8 905.3 906.9 916.7 913.4 914.6 916.7 DAY 4 19 22 22 11 20 5 16 15 12 23 22 MIN. QFE PRESSURE IN HPA 890.7 896.9 892.4 899.5 897.1 896.4 892.3 893.4 900.8 899.9 901.6 897.8 890.7 DAY 19 27 14 9 8 30 12 8 28 8 18 6 MEAN QNH PRESSURE IN HPA 1018.3 1020.6 1017.1 1019.2 1015.6 1015.5 1013.3 1015.4 1018.9 1022.3 1022.0 1020.6 1018.2 MAX. QNH PRESSURE IN HPA 1026.8 1027.4 1026.8 1028.5 1022.4 1020.9 1022.8 1020.1 1021.9 1032.7 1029.0 1030.3 1032.7 DAY 4 19 22 22 11 20 5 16 15 12 23 22 MIN. QNH PRESSURE IN HPA 1004.0 1010.8 1005.9 1013.7 1011.1 1010.3 1005.8 1007.0 1015.1 1014.1 1016.0 1011.8 1004.0 DAY 19 27 14 9 8 30 12 8 28 8 18 6 MEAN QFF PRESSURE IN HPA 1022.8 1023.6 1016.5 1017.8 1010.9 1009.3 1006.2 1008.7 1013.8 1020.1 1023.0 1022.9 1016.3 MAX. QFF PRESSURE IN HPA 1032.0 1031.7 1027.3 1029.0 1017.6 1014.2 1019.2 1014.6 1017.0 1034.8 1036.2 1036.7 1036.7 DAY 26 8 22 22 11 20 5 16 9 12 23 22 MIN. QFF PRESSURE IN HPA 1003.6 1008.1 1003.2 1009.9 1004.0 1001.9 997.5 998.5 1010.2 1009.0 1015.3 1011.1 997.5 DAY 19 27 7 28 8 30 12 8 28 8 15 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.4 5.2 11.4 14.7 18.7 25.1 27.0 24.0 20.1 13.0 2.5 4.2 14.1 MINIMUN AIR TEMPERATURE (C) -1.1 -1.9 5.1 8.2 9.6 15.8 17.1 14.7 10.5 4.0 -4.1 -1.0 6.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 6 10 1 0 0 0 0 0 0 0 17 4 38 DAYS WITH FREEZING MIN.<= 0 22 23 3 0 0 0 0 0 0 7 24 25 104 TEMPERATURE RECORDS LOWEST(C) -11.0 -5.0 -5.0 4.0 5.0 11.0 12.0 7.0 3.0 -1.0 -13.0 -5.0 -13.0 DAY 21 2 2 7 10 1 17 28 26 22 23 21 MAXIMUM AIR TEMPERATURE (C) 9.5 13.4 18.7 21.3 26.5 33.1 34.8 31.8 28.8 21.9 10.5 10.5 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 5 27 28 24 14 0 0 0 101 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 1 0 2 TEMPERATURE RECORDS HIGHEST(C) 16.0 21.0 27.0 31.0 32.0 38.0 43.0 36.0 38.0 29.0 22.0 21.0 43.0 DAY 10 22 15 11 31 11 3 23 2 18 5 8 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 15.3 13.6 13.1 16.9 17.3 17.7 17.1 18.3 17.9 14.6 11.5 15.3 MEAN DAILY TEMP. (MDT) (C) 4.2 5.8 11.9 14.7 18.0 24.5 25.9 23.3 19.6 13.0 3.2 4.7 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.5 104.5 153.0 81.5 28.5 0.0 0.0 0.0 368.0 HEATING DEG. DAYS(BASE 18 0C) 429.0 343.0 189.5 109.0 24.0 0.0 0.0 0.0 27.0 155.5 444.5 411.0 2132.5 DEWPOINT (MEAN C) 0.0 -1.2 3.9 7.9 5.3 7.4 7.8 6.9 2.7 -1.3 -4.7 -0.0 2.9 MIXING RATIO (G/KG) 4.35 3.97 5.81 7.52 6.34 7.43 7.58 7.19 5.57 4.04 3.07 4.30 5.60 VAPOUR PRESSURE (HPA) 6.28 5.73 8.34 10.78 9.12 10.60 10.78 10.28 8.00 5.85 4.47 6.21 8.04 SATURATION DEF. (HPA) 1.94 3.82 6.04 7.13 13.74 23.02 26.82 21.21 17.49 10.47 3.57 2.76 11.50 RELATIVE HUMIDITY (MEAN %) 81 68 64 68 45 37 32 36 35 41 65 77 54 RELATIVE HUMIDITY (MAX. %) 95 91 87 89 68 63 48 53 53 60 87 94 74 RELATIVE HUMIDITY (MIN. %) 61 40 41 47 27 18 20 23 20 24 40 54 35 RELATIVE HUMIDITY (MEAN% 03UTC) 91 86 81 83 57 48 41 48 50 55 79 91 68 RELATIVE HUMIDITY (MEAN% 09UTC) 68 48 51 53 31 21 22 25 24 29 44 57 39 RELATIVE HUMIDITY (MEAN% 15UTC) 79 62 56 64 36 25 23 27 28 34 61 75 48 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 54.5 2.5 24.6 50.4 4.3 4.0 0.0 0.0 1.0 0.8 10.0 27.0 179.1 DAYS WITH PRECIPITATION >=10 1 0 1 3 0 0 0 0 0 0 0 1 6 DAYS WITH PRECIPITATION >= 5 4 0 2 3 0 0 0 0 0 0 1 1 11 DAYS WITH PRECIPITATION >= 1 7 2 4 8 2 1 0 0 1 0 3 5 33 DAYS WITH PRECIPITATION 11 5 12 12 6 3 0 0 1 1 5 10 66 GREATEST DAILY PRECIPITATION 24.0 1.0 12.0 15.0 3.0 4.0 0.0 0.0 1.0 0.8 7.0 18.0 24.0 DAY 19 7 27 6 13 14 ** ** 25 31 8 10 DAY WITH THUNDER STORM 0 1 1 1 2 1 0 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 3 1 0 0 0 0 0 0 0 0 2 4 10 DAYS WITH DUST 0 1 0 2 0 1 0 0 0 0 1 0 5 WIND DIRECTION (PREVAILING) 180 180 315 180 180 180 45 90 180 180 180 315 180 PREVAILING WIND SPEED(KNOTS) 4.5 3.8 7.8 6.3 4.0 3.2 8.4 7.2 4.3 5.4 4.6 5.0 4.5 PREVAILING WIND PERCENT 25.0 19.6 24.6 24.2 28.6 19.6 20.2 21.8 35.8 33.1 22.1 19.8 23.4 CALMS PERCENT OF WIND 24.2 18.8 12.9 12.1 9.3 9.6 6.9 12.5 8.8 14.1 26.3 28.2 15.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 192 279 264 165 102 72 51 90 138 154 184 258 124 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.7 1.2 1.7 0.9 1.8 2.9 2.3 2.9 2.4 0.6 0.4 0.8 WIND STEADINESES (MEAN %) 26.5 18.9 23.1 31.5 17.6 38.3 49.2 47.9 61.7 53.3 17.1 13.8 17.8 WIND SPEED (MEAN KNOTS) 3.4 3.7 5.2 5.4 5.1 4.7 5.9 4.8 4.7 4.5 3.5 2.9 4.5 FASTEST WIND DIRECTION 310 310 310 180 310 340 340 340 70 340 310 310 310 FASTEST WIND SPEED (KNOTS) 18 24 24 24 20 20 20 18 15 18 18 13 24 DAY 12 1 10 13 3 12 1 5 8 1 8 10 DAYS WITH SKY CLEAR (0-2)/8 5 13 5 5 16 22 28 29 28 27 20 6 204 DAYS WITH P.CLOUDY (3-6)/8 16 15 16 16 14 8 3 2 2 3 3 12 110 DAYS WITH CLOUDY (7-8)/8 10 0 10 9 1 0 0 0 0 1 7 13 51 DAYS WITH VISIBILITY =< 2 KM 7 0 1 0 0 0 0 0 0 2 2 8 20 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 129.5 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 904.4 904.8 901.8 902.1 904.4 898.9 896.8 900.4 902.4 907.3 910.6 905.2 903.3 MAX. QFE PRESSURE IN HPA 911.5 914.8 912.1 912.2 911.6 907.8 904.9 906.2 909.3 915.0 917.1 915.3 917.1 DAY-HOUR 13- 6 13- 6 28- 6 23-18 23- 6 23-21 16- 3 25- 6 24-18 31-18 15- 6 5-18 MIN. QFE PRESSURE IN HPA 890.8 890.4 893.8 886.4 894.8 893.6 885.1 896.4 894.9 900.6 900.0 897.6 885.1 DAY-HOUR 30-21 1- 0 9-18 20-12 3-15 30-15 9-15 6-15 1-12 27-12 7- 0 1-18 MEAN QNH PRESSURE IN HPA 1019.1 1019.5 1016.2 1016.5 1019.1 1013.0 1010.7 1014.7 1016.9 1022.3 1026.0 1020.0 1017.8 MAX. QNH PRESSURE IN HPA 1026.9 1030.6 1027.6 1027.7 1027.0 1022.8 1019.7 1021.1 1024.5 1030.8 1033.1 1031.1 1033.1 DAY-HOUR 13- 6 13- 6 28- 6 23-18 23- 6 23-21 16- 3 25- 6 24-18 31-18 15- 6 5-18 MIN. QNH PRESSURE IN HPA 1004.1 1003.7 1007.4 999.3 1008.5 1007.2 997.8 1010.3 1008.6 1014.9 1014.3 1011.6 997.8 DAY-HOUR 30-21 1- 0 9-18 20-12 3-15 30-15 9-15 6-15 1-12 27-12 7- 0 1-18 MEAN QFF PRESSURE IN HPA 1021.4 1021.0 1014.8 1013.7 1014.7 1006.0 1003.0 1008.1 1012.1 1020.4 1028.9 1021.9 1015.5 MAX. QFF PRESSURE IN HPA 1030.5 1033.9 1029.1 1027.1 1022.5 1016.9 1013.6 1015.6 1021.6 1033.1 1038.6 1033.3 1038.6 DAY-HOUR 20- 6 13- 3 28- 6 23-21 13-18 23-21 15- 3 25-18 24-15 31-18 23- 3 5-18 MIN. QFF PRESSURE IN HPA 1002.2 1002.9 1003.5 994.0 1003.0 998.9 989.0 1002.8 1002.1 1011.7 1011.8 1010.0 989.0 DAY-HOUR 30-21 1- 0 23- 9 20-12 1-12 30-15 9-15 1-12 2- 9 27-12 7- 0 9-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.3 904.4 901.6 901.9 904.3 899.0 896.9 900.3 902.4 907.1 910.6 905.1 903.1 MAX. QFE PRESSURE IN HPA 909.7 913.1 910.1 910.6 909.9 902.7 904.0 904.6 907.9 912.0 915.8 913.1 915.8 DAY 13 13 28 24 24 24 16 25 22 23 16 6 MIN. QFE PRESSURE IN HPA 894.7 890.4 895.1 894.2 896.7 894.2 888.0 897.2 896.2 901.3 900.0 898.9 888.0 DAY 31 1 10 20 3 9 10 17 2 16 7 9 MEAN QNH PRESSURE IN HPA 1019.0 1019.1 1016.0 1016.3 1018.9 1013.2 1010.8 1014.6 1016.9 1022.1 1025.9 1019.8 1017.7 MAX. QNH PRESSURE IN HPA 1024.9 1028.7 1025.4 1025.9 1025.2 1017.2 1018.7 1019.3 1023.0 1027.5 1031.7 1028.7 1031.7 DAY 13 13 28 24 24 24 16 25 22 23 16 6 MIN. QNH PRESSURE IN HPA 1008.4 1003.7 1008.9 1007.9 1010.6 1007.9 1001.0 1011.2 1010.1 1015.7 1014.3 1013.0 1001.0 DAY 31 1 10 20 3 9 10 17 2 16 7 9 MEAN QFF PRESSURE IN HPA 1020.9 1020.1 1014.3 1013.4 1014.8 1006.4 1003.4 1008.2 1011.9 1019.8 1028.4 1021.4 1015.2 MAX. QFF PRESSURE IN HPA 1029.2 1030.6 1025.9 1025.4 1021.9 1011.4 1012.6 1014.7 1019.8 1025.8 1036.6 1030.2 1036.6 DAY 20 13 2 24 24 24 16 26 22 23 23 6 MIN. QFF PRESSURE IN HPA 1007.8 1002.9 1004.3 1003.0 1004.7 1000.6 993.1 1003.2 1002.9 1012.9 1011.8 1010.5 993.1 DAY 31 1 23 12 1 9 10 1 3 1 7 9 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.9 902.0 902.7 904.9 899.7 897.7 901.2 903.2 907.9 910.9 905.4 903.8 MAX. QFE PRESSURE IN HPA 909.9 914.6 911.1 911.6 910.6 903.7 904.9 906.0 908.8 912.4 915.9 912.7 915.9 DAY 13 13 28 24 23 4 16 25 22 23 15 6 MIN. QFE PRESSURE IN HPA 895.3 894.1 895.2 893.4 897.1 895.3 888.9 898.2 897.1 901.9 900.2 899.4 888.9 DAY 31 1 23 20 3 9 10 17 2 16 7 9 MEAN QNH PRESSURE IN HPA 1019.3 1019.6 1016.4 1017.2 1019.7 1013.9 1011.7 1015.6 1017.8 1022.9 1026.3 1020.2 1018.4 MAX. QNH PRESSURE IN HPA 1025.2 1030.3 1026.5 1027.0 1025.9 1018.3 1019.7 1020.9 1023.9 1027.9 1031.8 1028.2 1031.8 DAY 13 13 28 24 23 4 16 25 22 23 15 6 MIN. QNH PRESSURE IN HPA 1009.1 1007.8 1009.0 1007.0 1011.1 1009.1 1002.0 1012.3 1011.1 1016.3 1014.5 1013.6 1002.0 DAY 31 1 23 20 3 9 10 17 2 16 7 9 MEAN QFF PRESSURE IN HPA 1022.3 1022.2 1015.6 1014.9 1015.3 1006.9 1003.9 1009.2 1013.6 1022.2 1030.4 1022.9 1016.6 MAX. QFF PRESSURE IN HPA 1029.9 1033.9 1027.6 1026.9 1022.2 1011.9 1013.6 1015.3 1021.4 1028.9 1038.6 1030.9 1038.6 DAY 20 13 28 24 24 15 15 26 22 23 23 6 MIN. QFF PRESSURE IN HPA 1008.9 1008.8 1005.3 1004.4 1006.4 1000.8 993.3 1004.2 1004.3 1014.8 1013.7 1012.3 993.3 DAY 31 1 23 20 1 9 10 1 3 16 7 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 905.8 905.8 902.8 903.2 905.2 899.9 897.9 901.6 903.5 908.5 911.9 906.4 904.4 MAX. QFE PRESSURE IN HPA 911.5 914.8 912.1 911.8 911.6 904.0 904.8 906.2 909.2 913.5 917.1 913.9 917.1 DAY 13 13 28 24 23 24 15 25 21 23 15 5 MIN. QFE PRESSURE IN HPA 897.2 895.1 895.9 892.2 896.2 896.0 888.8 898.6 897.4 902.6 902.3 901.1 888.8 DAY 31 3 23 20 1 9 10 7 2 16 7 9 MEAN QNH PRESSURE IN HPA 1020.7 1020.6 1017.3 1017.7 1020.0 1014.1 1011.9 1016.0 1018.1 1023.6 1027.3 1021.3 1019.1 MAX. QNH PRESSURE IN HPA 1026.9 1030.6 1027.6 1027.3 1027.0 1018.7 1019.5 1021.1 1024.4 1029.1 1033.1 1029.6 1033.1 DAY 13 13 28 24 23 24 15 25 21 23 15 5 MIN. QNH PRESSURE IN HPA 1011.2 1008.9 1009.7 1005.7 1010.1 1009.8 1001.9 1012.7 1011.4 1017.1 1016.8 1015.5 1001.9 DAY 31 3 23 20 1 9 10 7 2 16 7 9 MEAN QFF PRESSURE IN HPA 1023.2 1022.2 1016.1 1015.0 1015.6 1007.1 1004.1 1009.3 1013.0 1021.5 1030.3 1023.5 1016.7 MAX. QFF PRESSURE IN HPA 1030.5 1032.5 1029.1 1026.8 1022.2 1012.6 1013.3 1015.3 1021.4 1029.9 1038.4 1030.6 1038.4 DAY 20 13 28 24 24 24 15 26 25 31 22 5 MIN. QFF PRESSURE IN HPA 1011.0 1011.5 1004.9 1002.2 1003.1 1001.6 993.6 1004.2 1003.8 1014.1 1015.4 1014.3 993.6 DAY 31 3 23 20 1 9 10 1 3 16 7 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.5 904.5 901.8 902.0 904.2 898.7 896.7 900.4 902.3 906.8 910.2 905.1 903.1 MAX. QFE PRESSURE IN HPA 909.9 914.1 911.0 910.6 910.0 902.7 903.7 905.3 908.6 912.4 915.9 912.8 915.9 DAY 13 13 28 24 23 24 15 25 24 31 2 5 MIN. QFE PRESSURE IN HPA 895.5 894.1 894.5 888.6 895.8 895.5 887.0 897.5 896.0 901.1 901.2 899.3 887.0 DAY 30 3 23 20 3 30 9 7 2 16 7 9 MEAN QNH PRESSURE IN HPA 1019.2 1019.2 1016.2 1016.4 1018.9 1012.9 1010.6 1014.7 1016.8 1021.7 1025.5 1019.8 1017.7 MAX. QNH PRESSURE IN HPA 1025.2 1029.8 1026.4 1025.9 1025.3 1017.2 1018.3 1020.1 1023.7 1027.9 1031.8 1028.4 1031.8 DAY 13 13 28 24 23 24 15 25 24 31 2 5 MIN. QNH PRESSURE IN HPA 1009.3 1007.8 1008.2 1001.7 1009.6 1009.3 999.9 1011.5 1009.8 1015.5 1015.6 1013.5 999.9 DAY 30 3 23 20 3 30 9 7 2 16 7 9 MEAN QFF PRESSURE IN HPA 1021.0 1020.1 1014.5 1013.3 1014.3 1005.9 1002.7 1007.9 1011.5 1019.2 1027.5 1021.0 1014.9 MAX. QFF PRESSURE IN HPA 1028.6 1031.5 1027.8 1024.9 1021.5 1011.2 1012.1 1014.2 1020.1 1028.6 1036.3 1029.6 1036.3 DAY 20 13 28 24 13 23 15 25 24 31 22 5 MIN. QFF PRESSURE IN HPA 1009.0 1009.3 1003.5 997.1 1003.3 1001.4 991.1 1003.2 1002.1 1011.9 1013.8 1011.7 991.1 DAY 30 3 23 20 1 30 9 1 2 16 7 9 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.6 903.8 900.5 900.8 903.2 897.5 895.6 899.2 901.0 905.8 909.6 904.4 902.1 MAX. QFE PRESSURE IN HPA 909.0 913.1 910.3 909.7 908.7 902.2 902.5 904.6 907.3 911.8 915.2 912.5 915.2 DAY 13 13 28 24 23 4 16 25 24 31 1 5 MIN. QFE PRESSURE IN HPA 892.5 893.9 894.2 886.4 895.0 893.8 885.4 896.6 894.9 900.6 902.1 898.4 885.4 DAY 30 3 9 20 1 30 9 7 1 27 20 1 MEAN QNH PRESSURE IN HPA 1018.2 1018.4 1014.8 1015.2 1017.7 1011.5 1009.4 1013.4 1015.4 1020.6 1024.9 1019.1 1016.5 MAX. QNH PRESSURE IN HPA 1024.2 1028.7 1025.6 1024.9 1023.8 1016.7 1017.0 1019.3 1022.3 1027.3 1031.0 1028.0 1031.0 DAY 13 13 28 24 23 4 16 25 24 31 1 5 MIN. QNH PRESSURE IN HPA 1006.0 1007.5 1007.9 999.3 1008.7 1007.4 998.2 1010.5 1008.6 1014.9 1016.6 1012.5 998.2 DAY 30 3 9 20 1 30 9 7 1 27 20 1 MEAN QFF PRESSURE IN HPA 1020.0 1019.4 1013.0 1012.1 1013.5 1004.7 1001.9 1006.9 1010.3 1018.5 1027.2 1020.5 1014.0 MAX. QFF PRESSURE IN HPA 1028.8 1030.8 1026.3 1024.2 1020.7 1011.1 1011.1 1013.4 1019.4 1028.0 1035.9 1029.6 1035.9 DAY 20 13 28 24 13 4 15 25 24 31 22 5 MIN. QFF PRESSURE IN HPA 1006.5 1009.5 1004.8 994.0 1003.0 999.6 990.0 1002.8 1002.3 1011.7 1015.6 1010.1 990.0 DAY 30 3 24 20 1 30 9 1 1 27 7 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1958 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.3 904.6 901.3 901.2 903.6 897.8 895.9 899.5 901.8 906.8 910.4 905.1 902.7 MAX. QFE PRESSURE IN HPA 909.7 913.8 910.6 909.9 909.3 903.2 903.0 905.1 909.0 913.8 916.2 914.4 916.2 DAY 13 13 28 24 13 4 15 25 24 31 2 5 MIN. QFE PRESSURE IN HPA 896.1 893.7 894.0 887.5 894.8 893.6 885.1 896.4 894.9 901.8 902.5 898.2 885.1 DAY 31 3 9 20 3 30 9 6 1 16 20 1 MEAN QNH PRESSURE IN HPA 1018.9 1019.4 1015.7 1015.6 1018.2 1011.9 1009.7 1013.7 1016.2 1021.7 1025.7 1019.8 1017.2 MAX. QNH PRESSURE IN HPA 1024.9 1029.5 1025.9 1025.2 1024.5 1017.8 1017.6 1019.9 1024.2 1029.5 1032.1 1030.1 1032.1 DAY 13 13 28 24 13 4 15 25 24 31 2 5 MIN. QNH PRESSURE IN HPA 1010.0 1007.3 1007.6 1000.5 1008.5 1007.2 997.8 1010.3 1008.6 1016.2 1017.0 1012.3 997.8 DAY 31 3 9 20 3 30 9 6 1 16 20 1 MEAN QFF PRESSURE IN HPA 1021.8 1021.8 1014.8 1013.2 1013.9 1004.8 1001.9 1007.3 1012.0 1021.0 1029.7 1022.5 1015.4 MAX. QFF PRESSURE IN HPA 1029.9 1033.1 1027.0 1024.8 1021.5 1012.7 1011.6 1014.6 1021.6 1031.3 1037.3 1033.3 1037.3 DAY 20 13 28 24 13 4 15 25 24 31 22 5 MIN. QFF PRESSURE IN HPA 1010.5 1010.4 1006.6 996.6 1003.2 998.9 989.0 1003.4 1003.1 1014.5 1018.6 1011.6 989.0 DAY 31 3 9 20 3 30 9 1 1 16 6 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.4 905.4 902.3 902.6 905.0 899.3 897.0 900.8 902.9 907.8 911.1 905.4 903.7 MAX. QFE PRESSURE IN HPA 910.1 914.3 910.8 912.2 910.8 902.9 903.7 905.6 909.3 915.0 916.7 915.3 916.7 DAY 13 13 21 23 23 23 15 25 24 31 2 5 MIN. QFE PRESSURE IN HPA 891.2 896.8 893.8 892.8 896.9 894.5 886.5 897.4 896.2 902.4 903.1 897.6 886.5 DAY 30 3 9 20 1 8 9 16 1 15 20 1 MEAN QNH PRESSURE IN HPA 1019.1 1020.2 1016.8 1017.1 1019.8 1013.4 1011.0 1015.1 1017.4 1022.9 1026.5 1020.2 1018.3 MAX. QNH PRESSURE IN HPA 1025.4 1030.0 1026.1 1027.7 1026.1 1017.4 1018.3 1020.4 1024.5 1030.8 1032.7 1031.1 1032.7 DAY 13 13 21 23 23 23 15 25 24 31 2 5 MIN. QNH PRESSURE IN HPA 1004.6 1010.7 1007.4 1006.3 1010.8 1008.2 999.4 1011.4 1010.1 1016.9 1017.7 1011.6 999.4 DAY 30 3 9 20 1 8 9 16 1 15 20 1 MEAN QFF PRESSURE IN HPA 1021.5 1021.8 1015.6 1014.3 1015.4 1006.4 1003.2 1008.5 1012.5 1020.8 1029.5 1022.5 1016.0 MAX. QFF PRESSURE IN HPA 1029.5 1032.1 1027.8 1026.8 1022.5 1011.8 1012.3 1015.6 1021.2 1033.1 1036.0 1033.3 1036.0 DAY 19 13 1 23 13 4 16 25 24 31 22 5 MIN. QFF PRESSURE IN HPA 1004.6 1010.1 1006.2 1001.9 1004.6 1000.7 991.1 1004.6 1003.1 1012.7 1018.3 1010.9 991.1 DAY 30 23 24 20 1 8 9 1 2 16 20 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.1 905.3 902.1 902.4 904.7 899.2 896.9 900.5 902.6 907.6 910.5 905.1 903.4 MAX. QFE PRESSURE IN HPA 909.6 913.3 909.5 912.1 910.7 907.8 903.6 905.2 908.9 914.7 916.2 914.0 916.2 DAY 19 13 1 23 23 23 15 25 24 31 15 5 MIN. QFE PRESSURE IN HPA 890.8 897.3 894.6 894.3 897.0 894.3 886.9 897.1 896.2 902.0 901.6 898.5 886.9 DAY 30 5 9 20 1 8 9 16 1 15 6 1 MEAN QNH PRESSURE IN HPA 1018.7 1020.1 1016.5 1016.9 1019.4 1013.3 1010.9 1014.8 1017.2 1022.7 1025.8 1019.8 1018.0 MAX. QNH PRESSURE IN HPA 1024.8 1028.9 1024.7 1027.6 1026.0 1022.8 1018.2 1020.0 1024.1 1030.4 1032.1 1029.7 1032.1 DAY 19 13 1 23 23 23 15 25 24 31 15 5 MIN. QNH PRESSURE IN HPA 1004.1 1011.3 1008.3 1008.0 1010.9 1008.0 999.8 1011.1 1010.1 1016.5 1016.0 1012.6 999.8 DAY 30 5 9 20 1 8 9 16 1 15 6 1 MEAN QFF PRESSURE IN HPA 1020.5 1021.0 1014.8 1013.7 1014.9 1006.2 1003.0 1008.0 1011.9 1020.3 1028.0 1020.9 1015.3 MAX. QFF PRESSURE IN HPA 1028.6 1031.0 1027.3 1027.1 1021.9 1016.9 1012.4 1015.0 1020.9 1032.5 1035.5 1030.2 1035.5 DAY 19 13 1 23 23 23 16 25 24 31 15 5 MIN. QFF PRESSURE IN HPA 1002.2 1009.7 1004.5 1002.3 1005.0 1000.5 991.2 1003.5 1002.4 1013.0 1013.5 1010.0 991.2 DAY 30 23 24 20 1 30 9 1 2 16 6 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1959 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.2 -2.4 5.7 16.7 19.2 24.4 25.6 26.2 22.2 14.4 5.3 -0.8 13.2 MINIMUN AIR TEMPERATURE (C) -3.4 -7.4 2.1 9.5 11.1 15.4 16.7 18.1 12.8 6.3 0.2 -5.1 6.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 4 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 15 18 1 0 0 0 0 0 0 0 0 17 51 DAYS WITH FREEZING MIN.<= 0 27 26 8 0 0 0 0 0 0 1 17 29 108 TEMPERATURE RECORDS LOWEST(C) -9.0 -22.0 -8.0 1.0 4.0 10.0 12.0 12.0 7.0 -1.0 -3.0 -16.0 -22.0 DAY 4 11 3 3 4 9 16 31 29 28 15 16 MAXIMUM AIR TEMPERATURE (C) 9.3 4.2 10.3 23.9 26.3 31.9 32.9 34.3 30.9 22.9 11.5 5.3 20.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 11 22 29 30 23 5 0 0 125 DAYS WITH MAXIMUM TEMP. <= 0 0 8 0 0 0 0 0 0 0 0 0 6 14 TEMPERATURE RECORDS HIGHEST(C) 17.0 18.0 21.0 35.0 35.0 38.0 37.0 38.0 36.0 34.0 21.0 14.0 38.0 DAY 30 1 18 25 30 17 26 10 15 1 6 25 DIF. BETWEEN (MAX.-MIN.) (C) 12.7 11.6 8.2 14.4 15.2 16.5 16.2 16.2 18.1 16.6 11.3 10.4 13.9 MEAN DAILY TEMP. (MDT) (C) 3.0 -1.6 6.2 16.7 18.7 23.7 24.8 26.2 21.8 14.6 5.9 0.1 13.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.0 29.0 88.5 118.5 161.5 40.0 1.5 0.0 0.0 442.0 HEATING DEG. DAYS(BASE 18 0C) 466.0 548.5 367.0 66.0 50.5 0.0 0.0 0.0 2.0 117.0 364.0 554.0 2535.0 DEWPOINT (MEAN C) -1.7 -5.7 2.8 7.8 4.9 6.7 8.2 8.9 5.7 1.9 -0.1 -3.5 3.0 MIXING RATIO (G/KG) 3.81 2.99 5.33 7.53 6.27 7.17 7.84 8.25 6.66 5.04 4.28 3.41 5.71 VAPOUR PRESSURE (HPA) 5.51 4.31 7.68 10.80 8.98 10.24 11.16 11.73 9.53 7.27 6.19 4.95 8.20 SATURATION DEF. (HPA) 2.12 1.42 1.90 9.58 15.11 22.00 23.16 24.10 18.95 10.65 3.24 1.20 11.12 RELATIVE HUMIDITY (MEAN %) 78 81 83 61 44 37 35 36 38 48 71 84 58 RELATIVE HUMIDITY (MAX. %) 94 92 96 84 67 58 51 53 58 68 91 94 76 RELATIVE HUMIDITY (MIN. %) 55 63 65 36 26 20 22 22 21 28 50 69 40 RELATIVE HUMIDITY (MEAN% 03UTC) 92 85 92 78 57 48 43 44 52 64 87 89 69 RELATIVE HUMIDITY (MEAN% 09UTC) 63 74 71 41 30 24 25 28 25 36 54 73 45 RELATIVE HUMIDITY (MEAN% 15UTC) 78 81 80 52 33 26 26 27 30 40 69 86 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 31.0 37.8 66.1 35.2 10.1 5.4 0.0 0.0 0.0 13.4 10.3 25.3 234.6 DAYS WITH PRECIPITATION >=10 1 1 2 1 0 0 0 0 0 1 0 1 7 DAYS WITH PRECIPITATION >= 5 2 2 4 2 1 0 0 0 0 1 1 2 15 DAYS WITH PRECIPITATION >= 1 7 5 13 4 2 2 0 0 0 1 4 5 43 DAYS WITH PRECIPITATION 10 10 18 14 3 4 1 0 0 2 4 6 72 GREATEST DAILY PRECIPITATION 10.0 25.0 19.3 25.0 6.0 4.0 0.0 0.0 0.0 13.0 6.0 12.0 25.0 DAY 23 9 14 20 3 3 ** ** ** 31 2 1 DAY WITH THUNDER STORM 0 0 0 1 0 3 0 0 0 0 0 0 4 DAYS WITH SNOW OR SLEET 4 7 7 0 0 0 0 0 0 0 2 5 25 DAYS WITH DUST 0 1 0 2 1 1 9 21 6 4 2 0 47 WIND DIRECTION (PREVAILING) 315 315 180 180 180 135 45 90 180 180 180 135 180 PREVAILING WIND SPEED(KNOTS) 7.2 7.0 5.0 4.4 4.7 6.3 7.3 7.3 4.1 4.9 4.1 5.2 4.3 PREVAILING WIND PERCENT 21.5 30.0 26.7 23.8 23.5 17.5 18.1 18.5 26.8 29.8 24.3 14.1 20.6 CALMS PERCENT OF WIND 30.0 18.8 15.4 15.1 13.8 20.0 23.4 19.8 13.0 19.0 28.0 39.5 21.4 NO. OF WIND OBSERVATION 247 223 247 239 247 240 248 248 239 248 239 248 2913 VECTOR WIND DIRECTION (MEAN) 290 280 146 139 122 95 76 104 121 156 153 212 122 VECTOR WIND MAGNITUDE(KNOTS) 1.1 1.3 1.6 1.5 1.3 1.9 2.8 2.8 2.2 2.2 1.0 0.1 1.1 WIND STEADINESES (MEAN %) 33.3 29.5 34.8 31.9 27.7 42.2 59.6 59.6 46.8 47.8 28.6 3.8 26.2 WIND SPEED (MEAN KNOTS) 3.3 4.4 4.6 4.7 4.7 4.5 4.7 4.7 4.7 4.6 3.5 2.6 4.2 FASTEST WIND DIRECTION 310 310 340 150 230 340 90 70 50 310 330 340 330 FASTEST WIND SPEED (KNOTS) 20 20 20 20 18 18 18 18 15 20 22 18 22 DAY 2 2 14 30 20 6 15 3 1 26 26 14 DAYS WITH SKY CLEAR (0-2)/8 14 11 2 10 13 28 30 30 29 24 12 11 214 DAYS WITH P.CLOUDY (3-6)/8 9 11 12 12 12 2 0 1 1 5 10 11 86 DAYS WITH CLOUDY (7-8)/8 8 6 17 8 6 0 1 0 0 2 8 9 65 DAYS WITH VISIBILITY =< 2 KM 6 4 6 0 0 0 0 0 1 1 1 6 25 DURATION OF SUNSHINE HOURS 178.8 168.9 110.2 239.0 281.8 356.8 378.8 350.9 321.1 259.8 170.2 141.0 2957.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.8 901.7 904.0 903.2 901.1 900.1 897.3 897.7 900.6 905.8 907.9 909.0 902.8 MAX. QFE PRESSURE IN HPA 911.3 908.8 913.1 912.0 907.6 906.7 902.4 902.8 908.5 918.2 916.2 917.2 918.2 DAY-HOUR 13-18 3- 6 20-18 28- 6 5- 3 21-18 16- 3 29- 6 24- 6 20- 6 22- 6 27- 6 MIN. QFE PRESSURE IN HPA 895.3 890.6 891.8 892.7 891.6 891.0 893.2 890.7 894.4 895.5 898.9 901.1 890.6 DAY-HOUR 23-12 20-21 1- 9 7- 0 19-21 28-12 27-15 16-12 12-12 12-12 26- 0 20-15 MEAN QNH PRESSURE IN HPA 1019.6 1016.1 1018.7 1017.8 1015.5 1014.4 1011.2 1011.7 1014.9 1020.6 1022.9 1024.1 1017.3 MAX. QNH PRESSURE IN HPA 1026.7 1023.9 1028.7 1027.5 1022.6 1021.6 1016.9 1017.3 1023.6 1034.3 1032.1 1033.2 1034.3 DAY-HOUR 13-18 3- 6 20-18 28- 6 5- 3 21-18 16- 3 29- 6 24- 6 20- 6 22- 6 27- 6 MIN. QNH PRESSURE IN HPA 1009.1 1003.9 1005.2 1006.2 1005.0 1004.3 1006.8 1004.0 1008.1 1009.3 1013.0 1015.5 1003.9 DAY-HOUR 23-12 20-21 1- 9 7- 0 19-21 28-12 27-15 16-12 12-12 12-12 26- 0 20-15 MEAN QFF PRESSURE IN HPA 1022.4 1021.0 1020.0 1014.2 1010.9 1007.8 1004.0 1004.2 1009.1 1018.1 1024.4 1028.5 1015.4 MAX. QFF PRESSURE IN HPA 1032.1 1034.4 1029.9 1025.8 1021.5 1016.3 1010.8 1012.1 1018.7 1033.6 1036.7 1038.6 1038.6 DAY-HOUR 5- 6 11- 3 20-18 3-18 5- 3 9- 3 16- 3 13- 9 25- 3 20-15 22- 6 28- 6 MIN. QFF PRESSURE IN HPA 1012.6 1006.3 1009.0 1001.1 997.2 995.8 998.2 995.8 1001.5 1005.5 1015.1 1016.6 995.8 DAY-HOUR 23-12 20-21 18-12 7- 0 20- 0 28-12 27-12 16-12 15-12 12-12 26- 0 21- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.7 901.1 903.7 902.9 901.1 900.1 897.3 897.4 900.6 905.8 907.7 908.7 902.6 MAX. QFE PRESSURE IN HPA 910.8 906.2 912.0 910.2 906.5 905.2 901.3 901.5 906.2 914.9 914.9 915.8 915.8 DAY 14 11 21 9 5 22 16 30 25 21 22 28 MIN. QFE PRESSURE IN HPA 897.4 891.7 896.8 892.7 891.7 892.7 894.7 890.8 896.5 899.3 898.9 901.1 890.8 DAY 24 21 1 7 20 6 28 23 13 13 26 21 MEAN QNH PRESSURE IN HPA 1019.4 1015.5 1018.3 1017.4 1015.5 1014.3 1011.3 1011.4 1014.9 1020.6 1022.7 1023.8 1017.1 MAX. QNH PRESSURE IN HPA 1026.1 1021.1 1027.5 1025.5 1021.4 1020.0 1015.7 1015.9 1021.1 1030.7 1030.7 1031.7 1031.7 DAY 14 11 21 9 5 22 16 30 25 21 22 28 MIN. QNH PRESSURE IN HPA 1011.4 1005.1 1010.7 1006.2 1005.1 1006.2 1008.4 1004.1 1010.4 1013.5 1013.0 1015.5 1004.1 DAY 24 21 1 7 20 6 28 23 13 13 26 21 MEAN QFF PRESSURE IN HPA 1021.7 1019.8 1019.4 1013.8 1011.0 1007.9 1004.3 1003.8 1009.0 1017.6 1023.7 1027.9 1015.0 MAX. QFF PRESSURE IN HPA 1029.1 1031.4 1028.5 1022.8 1020.0 1016.0 1010.2 1009.4 1017.4 1030.7 1033.1 1037.4 1037.4 DAY 3 11 15 9 4 9 16 30 25 21 29 28 MIN. QFF PRESSURE IN HPA 1015.0 1007.3 1011.9 1001.1 997.2 997.4 1000.0 996.4 1003.5 1008.0 1015.1 1016.6 996.4 DAY 23 26 19 7 20 6 28 23 13 13 26 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.0 901.8 904.3 903.6 901.7 901.0 898.0 898.6 901.4 906.4 908.1 909.0 903.2 MAX. QFE PRESSURE IN HPA 910.1 907.7 912.0 910.9 907.6 906.5 902.4 902.0 907.5 916.6 915.0 915.8 916.6 DAY 14 3 21 28 5 22 16 28 24 20 22 28 MIN. QFE PRESSURE IN HPA 897.2 893.2 894.8 895.6 893.4 893.1 895.4 894.7 897.5 899.4 899.2 902.2 893.1 DAY 23 26 1 5 20 28 27 3 6 12 26 21 MEAN QNH PRESSURE IN HPA 1019.8 1016.2 1019.0 1018.3 1016.2 1015.4 1012.1 1012.7 1015.7 1021.3 1023.2 1024.1 1017.8 MAX. QNH PRESSURE IN HPA 1025.4 1022.7 1027.5 1026.3 1022.6 1021.4 1016.9 1016.5 1022.5 1032.5 1030.8 1031.7 1032.5 DAY 14 3 21 28 5 22 16 28 24 20 22 28 MIN. QNH PRESSURE IN HPA 1011.2 1006.8 1008.5 1009.4 1007.0 1006.6 1009.2 1008.4 1011.5 1013.6 1013.4 1016.7 1006.6 DAY 23 26 1 5 20 28 27 3 6 12 26 21 MEAN QFF PRESSURE IN HPA 1023.6 1022.0 1020.6 1015.1 1011.7 1008.6 1004.8 1005.3 1010.6 1019.8 1025.5 1029.3 1016.4 MAX. QFF PRESSURE IN HPA 1030.7 1034.4 1029.2 1023.9 1021.5 1016.3 1010.8 1010.6 1018.7 1032.2 1035.1 1038.2 1038.2 DAY 3 11 21 9 5 9 16 27 25 20 22 28 MIN. QFF PRESSURE IN HPA 1014.6 1008.9 1012.6 1003.6 1000.4 998.1 1001.3 999.9 1005.5 1011.2 1016.1 1019.2 998.1 DAY 23 26 1 7 20 28 27 3 6 13 26 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 902.7 905.1 904.4 902.3 901.2 898.2 899.0 901.9 907.1 909.0 910.0 903.9 MAX. QFE PRESSURE IN HPA 910.9 908.8 911.8 912.0 907.4 906.3 901.8 902.8 908.5 918.2 916.2 917.2 918.2 DAY 3 3 21 28 5 8 16 29 24 20 22 27 MIN. QFE PRESSURE IN HPA 898.2 893.9 893.9 895.2 893.4 892.8 895.6 894.7 897.5 898.8 900.2 903.6 892.8 DAY 23 26 1 5 20 28 27 3 6 12 26 6 MEAN QNH PRESSURE IN HPA 1021.0 1017.2 1019.8 1019.1 1016.8 1015.6 1012.2 1013.1 1016.4 1022.1 1024.2 1025.3 1018.6 MAX. QNH PRESSURE IN HPA 1026.3 1023.9 1027.3 1027.5 1022.4 1021.2 1016.2 1017.3 1023.6 1034.3 1032.1 1033.2 1034.3 DAY 3 3 21 28 5 8 16 29 24 20 22 27 MIN. QNH PRESSURE IN HPA 1012.3 1007.5 1007.5 1009.0 1007.0 1006.3 1009.4 1008.4 1011.5 1012.9 1014.5 1018.2 1006.3 DAY 23 26 1 5 20 28 27 3 6 12 26 6 MEAN QFF PRESSURE IN HPA 1024.0 1022.2 1021.3 1015.6 1012.1 1009.1 1004.9 1005.7 1010.4 1019.5 1025.7 1029.7 1016.7 MAX. QFF PRESSURE IN HPA 1032.1 1033.6 1029.3 1025.3 1020.6 1015.8 1009.9 1011.0 1018.6 1033.0 1036.7 1038.6 1038.6 DAY 5 11 15 28 5 9 16 27 24 20 22 28 MIN. QFF PRESSURE IN HPA 1015.8 1008.5 1011.7 1006.3 1000.2 998.1 1001.2 1000.0 1004.5 1009.9 1016.3 1021.8 998.1 DAY 23 26 1 5 20 28 27 3 6 3 26 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.6 901.7 904.0 903.2 901.2 900.0 897.2 897.5 900.5 905.5 907.5 908.8 902.6 MAX. QFE PRESSURE IN HPA 909.1 907.8 909.4 910.1 906.5 905.4 900.5 901.9 907.3 917.0 913.9 915.9 917.0 DAY 8 3 21 9 5 8 15 29 24 20 22 27 MIN. QFE PRESSURE IN HPA 895.9 894.1 891.8 894.2 893.4 892.0 894.8 892.9 896.0 897.0 901.6 903.3 891.8 DAY 23 20 1 5 20 28 27 16 6 12 26 6 MEAN QNH PRESSURE IN HPA 1019.3 1016.2 1018.6 1017.8 1015.6 1014.3 1011.2 1011.5 1014.8 1020.3 1022.5 1023.9 1017.2 MAX. QNH PRESSURE IN HPA 1024.3 1022.8 1024.6 1025.4 1021.4 1020.2 1014.8 1016.3 1022.3 1033.0 1029.6 1031.8 1033.0 DAY 8 3 21 9 5 8 15 29 24 20 22 27 MIN. QNH PRESSURE IN HPA 1009.7 1007.8 1005.2 1007.9 1007.0 1005.4 1008.5 1006.4 1009.8 1010.9 1016.0 1017.9 1005.2 DAY 23 20 1 5 20 28 27 16 6 12 26 6 MEAN QFF PRESSURE IN HPA 1021.5 1020.9 1019.9 1014.1 1010.8 1007.6 1003.9 1004.1 1008.7 1017.4 1023.5 1027.8 1015.0 MAX. QFF PRESSURE IN HPA 1028.5 1030.0 1026.8 1022.6 1019.8 1014.4 1008.7 1012.1 1017.0 1031.5 1033.2 1036.6 1036.6 DAY 5 11 25 9 5 9 16 13 24 20 29 27 MIN. QFF PRESSURE IN HPA 1012.8 1008.9 1010.0 1003.8 999.2 997.3 1000.3 998.1 1002.9 1007.5 1016.7 1020.4 997.3 DAY 23 26 27 5 20 28 27 16 15 12 20 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.9 901.0 902.8 902.1 900.0 898.9 896.2 896.6 899.2 904.3 906.8 908.5 901.7 MAX. QFE PRESSURE IN HPA 908.8 906.5 908.7 908.5 905.4 904.7 899.7 900.8 906.2 916.7 913.4 915.5 916.7 DAY 5 14 16 9 4 21 15 29 24 20 29 27 MIN. QFE PRESSURE IN HPA 895.3 893.2 892.0 895.0 893.4 891.0 893.5 890.7 894.4 895.5 901.1 902.7 890.7 DAY 23 20 1 6 20 28 27 16 12 12 24 6 MEAN QNH PRESSURE IN HPA 1018.6 1015.3 1017.4 1016.5 1014.2 1013.1 1010.1 1010.5 1013.4 1018.9 1021.7 1023.6 1016.1 MAX. QNH PRESSURE IN HPA 1023.9 1021.4 1023.8 1023.6 1020.2 1019.4 1013.9 1015.1 1021.1 1032.7 1029.0 1031.3 1032.7 DAY 5 14 16 9 4 21 15 29 24 20 29 27 MIN. QNH PRESSURE IN HPA 1009.1 1006.8 1005.4 1008.7 1007.0 1004.3 1007.1 1004.0 1008.1 1009.3 1015.5 1017.2 1004.0 DAY 23 20 1 6 20 28 27 16 12 12 24 6 MEAN QFF PRESSURE IN HPA 1020.8 1019.7 1018.2 1012.8 1009.7 1006.6 1002.9 1002.8 1007.4 1016.0 1022.7 1027.5 1013.9 MAX. QFF PRESSURE IN HPA 1028.4 1029.5 1025.7 1021.3 1018.9 1013.9 1008.0 1008.9 1015.8 1031.8 1032.7 1036.1 1036.1 DAY 5 11 2 9 4 8 16 27 24 20 29 27 MIN. QFF PRESSURE IN HPA 1012.6 1008.3 1009.0 1005.1 999.1 995.8 998.2 995.8 1001.5 1005.5 1015.7 1020.4 995.8 DAY 23 26 18 19 20 28 27 16 15 12 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.6 901.6 903.5 902.4 900.3 899.1 896.4 896.8 899.7 905.1 907.6 908.7 902.1 MAX. QFE PRESSURE IN HPA 910.0 907.2 911.0 908.8 905.9 904.7 899.7 901.4 906.8 917.4 913.5 915.9 917.4 DAY 13 14 20 9 4 21 15 27 24 20 21 27 MIN. QFE PRESSURE IN HPA 895.9 892.2 895.8 893.8 893.0 891.6 893.2 891.0 894.7 895.8 902.0 901.1 891.0 DAY 23 20 1 6 19 28 27 16 15 12 25 20 MEAN QNH PRESSURE IN HPA 1019.3 1016.0 1018.1 1016.9 1014.5 1013.2 1010.3 1010.8 1013.9 1019.9 1022.6 1023.9 1016.6 MAX. QNH PRESSURE IN HPA 1025.3 1022.2 1026.4 1023.9 1020.8 1019.4 1013.9 1015.8 1021.7 1033.4 1029.1 1031.8 1033.4 DAY 13 14 20 9 4 21 15 27 24 20 21 27 MIN. QNH PRESSURE IN HPA 1009.7 1005.7 1009.6 1007.4 1006.5 1005.0 1006.8 1004.3 1008.4 1009.6 1016.5 1015.5 1004.3 DAY 23 20 1 6 19 28 27 16 15 12 25 20 MEAN QFF PRESSURE IN HPA 1023.0 1021.8 1019.5 1013.6 1010.1 1006.5 1003.0 1003.3 1008.7 1018.4 1024.9 1029.1 1015.2 MAX. QFF PRESSURE IN HPA 1030.8 1032.4 1027.8 1024.3 1019.9 1014.1 1007.5 1010.0 1018.0 1033.6 1033.0 1037.1 1037.1 DAY 5 10 2 3 4 8 15 27 28 20 29 27 MIN. QFF PRESSURE IN HPA 1013.5 1011.2 1009.9 1003.3 1000.6 996.7 999.0 995.9 1002.3 1006.2 1017.5 1018.9 995.9 DAY 23 26 18 6 19 28 27 16 15 12 12 20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.0 902.0 904.6 903.7 901.5 900.5 897.6 897.6 900.9 906.1 908.3 909.2 903.1 MAX. QFE PRESSURE IN HPA 911.3 907.4 913.1 909.9 907.5 906.7 902.1 902.5 907.5 917.0 914.9 916.0 917.0 DAY 13 14 20 3 4 21 15 27 24 20 21 27 MIN. QFE PRESSURE IN HPA 897.0 891.4 898.6 893.8 892.4 892.7 894.5 892.5 896.3 897.5 901.5 901.1 891.4 DAY 23 20 18 6 19 28 27 14 12 12 25 20 MEAN QNH PRESSURE IN HPA 1019.7 1016.5 1019.4 1018.3 1015.9 1014.8 1011.7 1011.7 1015.2 1021.0 1023.4 1024.3 1017.7 MAX. QNH PRESSURE IN HPA 1026.7 1022.4 1028.7 1025.2 1022.5 1021.6 1016.6 1017.0 1022.5 1033.0 1030.7 1031.9 1033.0 DAY 13 14 20 3 4 21 15 27 24 20 21 27 MIN. QNH PRESSURE IN HPA 1010.9 1004.8 1012.7 1007.4 1005.9 1006.2 1008.2 1006.0 1010.2 1011.5 1015.9 1015.5 1004.8 DAY 23 20 18 6 19 28 27 14 12 12 25 20 MEAN QFF PRESSURE IN HPA 1022.7 1021.5 1020.7 1014.7 1011.3 1008.3 1004.4 1004.2 1009.3 1018.5 1025.1 1028.8 1015.8 MAX. QFF PRESSURE IN HPA 1031.3 1032.3 1029.9 1025.8 1021.1 1015.9 1009.9 1010.8 1018.5 1032.6 1034.0 1037.5 1037.5 DAY 5 10 20 3 4 8 15 27 28 20 29 27 MIN. QFF PRESSURE IN HPA 1013.0 1009.3 1011.5 1003.0 1000.0 998.0 1000.3 998.4 1003.4 1007.4 1017.1 1018.0 998.0 DAY 31 20 18 6 19 28 27 14 15 12 12 20 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.9 901.7 904.6 903.4 901.2 900.5 897.3 897.8 900.7 906.0 908.0 909.0 902.9 MAX. QFE PRESSURE IN HPA 911.3 907.4 913.1 910.2 906.8 905.6 901.7 902.0 906.8 916.1 914.9 915.9 916.1 DAY 13 14 20 8 4 21 15 29 24 20 21 27 MIN. QFE PRESSURE IN HPA 899.2 890.6 899.4 893.8 891.6 893.4 894.5 893.7 896.5 898.3 899.3 904.7 890.6 DAY 23 20 18 6 19 28 27 16 12 12 25 22 MEAN QNH PRESSURE IN HPA 1019.7 1016.1 1019.3 1018.0 1015.6 1014.8 1011.3 1011.8 1015.0 1020.9 1023.0 1024.2 1017.5 MAX. QNH PRESSURE IN HPA 1026.7 1022.4 1028.7 1025.5 1021.7 1020.4 1016.1 1016.5 1021.7 1032.0 1030.7 1031.8 1032.0 DAY 13 14 20 8 4 21 15 29 24 20 21 27 MIN. QNH PRESSURE IN HPA 1013.4 1003.9 1013.6 1007.4 1005.0 1007.0 1008.2 1007.3 1010.4 1012.4 1013.5 1019.4 1003.9 DAY 23 20 18 6 19 28 27 16 12 12 25 22 MEAN QFF PRESSURE IN HPA 1022.1 1020.6 1020.3 1014.2 1010.9 1008.0 1004.0 1004.4 1008.9 1017.9 1024.1 1028.1 1015.3 MAX. QFF PRESSURE IN HPA 1029.7 1031.0 1029.7 1024.0 1020.2 1015.2 1009.9 1011.9 1017.6 1031.3 1033.2 1037.5 1037.5 DAY 5 10 20 3 4 8 15 13 24 20 21 27 MIN. QFF PRESSURE IN HPA 1016.7 1006.3 1011.4 1001.6 997.5 998.5 1000.0 998.6 1003.4 1007.3 1015.4 1021.1 997.5 DAY 19 20 18 6 19 28 27 16 15 12 25 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.6 6.6 3.8 11.9 18.5 25.2 25.9 25.2 19.9 15.0 6.8 1.8 13.7 MINIMUN AIR TEMPERATURE (C) -2.5 0.3 -1.4 6.6 10.7 16.3 17.5 15.7 10.7 6.1 0.6 -5.0 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 1 0 0 0 0 8 DAYS WITH MINIMUM TEMP. <=-4 10 3 10 1 0 0 0 0 0 0 2 24 50 DAYS WITH FREEZING MIN.<= 0 27 18 21 2 0 0 0 0 0 0 16 31 115 TEMPERATURE RECORDS LOWEST(C) -9.0 -5.0 -12.0 -4.0 3.0 12.0 13.0 12.0 5.0 2.0 -6.0 -9.0 -12.0 DAY 29 15 15 9 6 14 18 18 28 29 28 28 MAXIMUM AIR TEMPERATURE (C) 11.3 14.3 10.2 17.8 25.7 32.8 33.3 33.4 28.6 24.0 14.2 11.4 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 10 27 29 30 13 0 0 0 111 DAYS WITH MAXIMUM TEMP. <= 0 0 1 4 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS HIGHEST(C) 20.0 24.0 25.0 31.0 35.0 37.0 41.0 38.0 34.0 29.0 27.0 17.0 41.0 DAY 24 22 1 27 12 4 6 12 14 2 3 1 DIF. BETWEEN (MAX.-MIN.) (C) 13.8 14.0 11.6 11.2 15.0 16.5 15.8 17.7 17.9 17.9 13.6 16.4 15.1 MEAN DAILY TEMP. (MDT) (C) 4.4 7.3 4.4 12.2 18.2 24.5 25.4 24.5 19.6 15.0 7.4 3.2 13.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.0 18.0 105.5 137.0 110.0 12.0 0.0 0.0 0.0 385.5 HEATING DEG. DAYS(BASE 18 0C) 421.5 309.0 422.0 186.0 49.0 0.0 0.0 0.0 12.5 91.5 318.0 459.5 2269.0 DEWPOINT (MEAN C) -1.8 1.4 0.1 5.7 8.3 8.9 9.2 8.2 5.4 2.3 0.5 -3.7 3.7 MIXING RATIO (G/KG) 3.76 4.81 4.45 6.77 7.98 8.17 8.37 7.90 6.56 5.15 4.50 3.26 5.97 VAPOUR PRESSURE (HPA) 5.44 6.93 6.40 9.70 11.43 11.66 11.92 11.27 9.42 7.45 6.51 4.74 8.57 SATURATION DEF. (HPA) 3.05 3.59 2.41 5.42 11.49 22.05 23.02 22.58 15.46 10.82 4.18 2.77 10.57 RELATIVE HUMIDITY (MEAN %) 71 72 80 71 57 38 37 37 42 46 69 70 58 RELATIVE HUMIDITY (MAX. %) 90 92 95 92 80 56 54 54 61 68 89 90 77 RELATIVE HUMIDITY (MIN. %) 48 49 59 50 37 25 24 22 26 27 45 44 38 RELATIVE HUMIDITY (MEAN% 03UTC) 85 89 91 81 69 48 47 48 55 63 84 87 71 RELATIVE HUMIDITY (MEAN% 09UTC) 54 56 67 58 42 28 26 26 29 32 51 49 43 RELATIVE HUMIDITY (MEAN% 15UTC) 69 67 76 65 49 29 29 28 33 38 66 67 51 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 7.0 8.6 60.7 49.4 25.3 0.0 0.0 0.0 0.0 0.0 23.2 0.4 174.6 DAYS WITH PRECIPITATION >=10 0 0 2 1 0 0 0 0 0 0 0 0 3 DAYS WITH PRECIPITATION >= 5 0 1 4 4 2 0 0 0 0 0 2 0 13 DAYS WITH PRECIPITATION >= 1 2 3 8 10 5 0 0 0 0 0 5 0 33 DAYS WITH PRECIPITATION 2 3 14 16 8 0 1 0 0 0 5 2 51 GREATEST DAILY PRECIPITATION 4.0 5.6 22.0 13.0 9.0 0.0 0.0 0.0 0.0 0.0 9.0 0.4 22.0 DAY 27 14 12 21 1 ** ** ** ** ** 7 3 DAY WITH THUNDER STORM 0 0 1 5 3 0 0 0 0 0 0 0 9 DAYS WITH SNOW OR SLEET 2 3 10 0 0 0 0 0 0 0 0 1 16 DAYS WITH DUST 0 0 2 0 1 8 12 15 10 6 1 3 58 WIND DIRECTION (PREVAILING) 180 180 135 180 180 90 90 90 180 180 315 180 180 PREVAILING WIND SPEED(KNOTS) 5.3 5.6 8.3 6.8 5.4 8.0 10.9 10.1 5.3 5.2 6.5 4.5 5.3 PREVAILING WIND PERCENT 19.4 24.7 19.8 20.0 21.8 19.2 29.8 19.8 24.3 23.0 19.6 18.2 18.5 CALMS PERCENT OF WIND 25.5 23.8 17.4 24.6 16.5 22.5 23.4 15.7 18.0 19.4 22.5 35.2 22.0 NO. OF WIND OBSERVATION 247 231 247 240 248 240 248 248 239 248 240 247 2923 VECTOR WIND DIRECTION (MEAN) 218 177 241 143 124 89 81 99 125 168 248 223 116 VECTOR WIND MAGNITUDE(KNOTS) 0.4 1.4 0.4 1.3 2.0 3.3 4.5 2.9 2.4 1.0 0.4 0.6 1.3 WIND STEADINESES (MEAN %) 10.5 35.9 6.3 26.0 37.0 58.9 71.4 50.9 47.1 22.2 10.0 21.4 26.5 WIND SPEED (MEAN KNOTS) 3.8 3.9 6.3 5.0 5.4 5.6 6.3 5.7 5.1 4.5 4.0 2.8 4.9 FASTEST WIND DIRECTION 150 330 310 340 70 330 60 70 130 260 320 170 260 FASTEST WIND SPEED (KNOTS) 20 22 24 24 18 20 20 20 18 38 22 18 38 DAY 26 22 18 20 7 27 3 13 26 3 21 13 DAYS WITH SKY CLEAR (0-2)/8 13 10 12 1 17 25 27 29 28 30 16 21 229 DAYS WITH P.CLOUDY (3-6)/8 13 10 7 14 10 5 3 2 2 1 6 10 83 DAYS WITH CLOUDY (7-8)/8 5 9 12 15 4 0 1 0 0 0 8 0 54 DAYS WITH VISIBILITY =< 2 KM 1 3 7 2 0 1 0 0 0 0 3 7 24 DURATION OF SUNSHINE HOURS 200.1 169.1 181.6 164.4 305.9 359.6 356.9 314.6 321.1 285.8 186.8 233.6 3079.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 906.0 905.3 902.8 902.8 903.5 899.7 898.6 898.6 904.3 907.0 907.4 908.6 903.7 MAX. QFE PRESSURE IN HPA 914.9 913.7 912.5 920.9 912.2 906.5 905.0 903.8 908.7 914.7 918.2 916.6 920.9 DAY-HOUR 19- 6 11- 6 22- 6 7-18 5-18 7- 6 16- 6 14-18 20- 3 31- 6 28- 3 5- 6 MIN. QFE PRESSURE IN HPA 900.5 889.3 889.0 894.8 894.0 892.2 892.0 890.6 898.7 898.7 895.1 898.8 889.0 DAY-HOUR 8- 0 21-12 2-18 18-15 31-12 22-12 6-12 20-18 4-12 11-12 20- 9 30- 3 MEAN QNH PRESSURE IN HPA 1020.9 1020.1 1017.3 1017.4 1018.1 1013.9 1012.7 1012.8 1019.0 1022.0 1022.4 1023.8 1018.4 MAX. QNH PRESSURE IN HPA 1030.7 1029.3 1028.0 1037.3 1027.7 1021.4 1019.8 1018.4 1023.8 1030.4 1034.3 1032.5 1037.3 DAY-HOUR 19- 6 11- 6 22- 6 7-18 5-18 7- 6 16- 6 14-18 20- 3 31- 6 28- 3 5- 6 MIN. QNH PRESSURE IN HPA 1014.8 1002.5 1002.1 1008.5 1007.6 1005.7 1005.4 1003.9 1012.8 1012.8 1008.9 1012.9 1002.1 DAY-HOUR 8- 0 21-12 2-18 18-15 31-12 22-12 6-12 20-18 4-12 11-12 20- 9 30- 3 MEAN QFF PRESSURE IN HPA 1023.1 1020.9 1019.5 1015.9 1013.8 1006.9 1005.4 1005.7 1014.1 1019.3 1023.2 1026.9 1016.2 MAX. QFF PRESSURE IN HPA 1033.3 1034.1 1032.3 1040.3 1026.6 1015.3 1013.5 1011.3 1020.1 1028.5 1040.1 1038.0 1040.3 DAY-HOUR 19- 6 11- 6 20- 6 8- 3 5-18 7- 6 16- 6 31- 6 21- 3 31- 6 28- 3 28- 3 MIN. QFF PRESSURE IN HPA 1015.1 1000.9 999.9 1004.7 1001.1 997.2 996.0 995.9 1007.0 1009.2 1006.6 1015.1 995.9 DAY-HOUR 17-12 21-12 2-18 27-21 31-12 22-12 6-12 20-18 1-12 11-12 20- 0 2-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.0 905.3 902.4 902.5 903.5 899.8 898.8 898.7 904.2 906.9 907.3 908.6 903.7 MAX. QFE PRESSURE IN HPA 912.3 911.4 910.1 919.7 910.4 905.5 904.6 902.6 907.3 912.9 915.1 915.2 919.7 DAY 19 7 22 8 26 8 17 15 20 31 27 6 MIN. QFE PRESSURE IN HPA 900.5 899.3 890.2 895.4 894.8 892.8 893.3 893.8 900.8 901.0 895.5 899.7 890.2 DAY 8 22 3 19 31 21 5 12 1 9 20 30 MEAN QNH PRESSURE IN HPA 1020.9 1020.1 1016.9 1017.0 1018.1 1014.1 1012.9 1012.8 1018.9 1021.8 1022.2 1023.7 1018.3 MAX. QNH PRESSURE IN HPA 1027.8 1026.8 1025.4 1036.0 1025.7 1020.3 1019.3 1017.1 1022.3 1028.5 1030.9 1031.0 1036.0 DAY 19 7 22 8 26 8 17 15 20 31 27 6 MIN. QNH PRESSURE IN HPA 1014.8 1013.5 1003.5 1009.2 1008.5 1006.3 1006.9 1007.4 1015.1 1015.4 1009.3 1013.9 1003.5 DAY 8 22 3 19 31 21 5 12 1 9 20 30 MEAN QFF PRESSURE IN HPA 1022.6 1020.5 1018.7 1015.4 1014.0 1007.3 1005.8 1006.0 1014.0 1018.9 1022.6 1026.0 1016.0 MAX. QFF PRESSURE IN HPA 1030.4 1030.6 1028.9 1039.2 1021.8 1014.8 1013.2 1010.0 1018.3 1025.5 1034.5 1034.1 1039.2 DAY 29 15 20 8 26 8 17 31 21 31 27 6 MIN. QFF PRESSURE IN HPA 1015.9 1011.4 1000.6 1005.1 1002.4 999.1 998.0 999.4 1008.6 1011.5 1006.6 1016.6 998.0 DAY 8 23 3 28 31 21 6 12 1 9 20 30 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.3 905.8 902.9 903.3 904.2 900.6 899.4 899.5 905.0 907.7 908.2 909.1 904.3 MAX. QFE PRESSURE IN HPA 912.6 912.5 911.4 920.2 911.2 906.1 904.8 903.4 908.7 913.6 918.2 916.0 920.2 DAY 19 7 22 8 26 7 17 15 20 28 28 28 MIN. QFE PRESSURE IN HPA 900.7 900.5 891.3 896.6 895.0 893.4 893.7 894.3 901.5 901.1 895.9 898.8 891.3 DAY 8 22 1 19 31 21 5 12 1 11 20 30 MEAN QNH PRESSURE IN HPA 1021.1 1020.7 1017.4 1017.9 1018.9 1014.9 1013.6 1013.7 1019.7 1022.7 1023.3 1024.3 1019.0 MAX. QNH PRESSURE IN HPA 1028.1 1028.0 1026.8 1036.5 1026.6 1021.0 1019.5 1018.0 1023.8 1029.2 1034.3 1031.9 1036.5 DAY 19 7 22 8 26 7 17 15 20 28 28 28 MIN. QNH PRESSURE IN HPA 1015.0 1014.8 1004.7 1010.5 1008.7 1007.0 1007.3 1008.0 1015.9 1015.5 1009.7 1012.9 1004.7 DAY 8 22 1 19 31 21 5 12 1 11 20 30 MEAN QFF PRESSURE IN HPA 1024.4 1022.5 1020.1 1016.8 1014.8 1007.7 1006.2 1006.9 1015.6 1021.2 1025.1 1028.7 1017.5 MAX. QFF PRESSURE IN HPA 1031.5 1031.9 1031.0 1040.3 1024.8 1014.9 1012.6 1011.2 1020.1 1027.2 1040.1 1038.0 1040.3 DAY 20 15 20 8 6 7 17 31 21 31 28 28 MIN. QFF PRESSURE IN HPA 1016.9 1014.8 1003.3 1007.1 1002.2 998.9 998.7 1000.2 1009.2 1014.3 1008.4 1018.2 998.7 DAY 17 20 3 28 31 21 5 12 1 11 20 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 907.3 906.7 903.6 903.9 904.4 900.8 899.6 899.8 905.4 908.2 908.3 909.8 904.8 MAX. QFE PRESSURE IN HPA 914.9 913.7 912.5 920.1 911.3 906.5 905.0 903.7 908.7 914.7 916.6 916.6 920.1 DAY 19 11 22 8 26 7 16 31 20 31 26 5 MIN. QFE PRESSURE IN HPA 900.9 900.9 892.6 897.3 895.4 893.6 894.0 894.4 901.9 901.2 895.9 900.1 892.6 DAY 8 19 1 19 31 21 1 12 4 11 20 30 MEAN QNH PRESSURE IN HPA 1022.3 1021.6 1018.2 1018.5 1019.1 1015.1 1013.8 1014.0 1020.2 1023.3 1023.4 1025.1 1019.6 MAX. QNH PRESSURE IN HPA 1030.7 1029.3 1028.0 1036.4 1026.7 1021.4 1019.8 1018.3 1023.8 1030.4 1032.5 1032.5 1036.4 DAY 19 11 22 8 26 7 16 31 20 31 26 5 MIN. QNH PRESSURE IN HPA 1015.2 1015.2 1006.1 1011.3 1009.2 1007.2 1007.6 1008.1 1016.3 1015.6 1009.7 1014.4 1006.1 DAY 8 19 1 19 31 21 1 12 4 11 20 30 MEAN QFF PRESSURE IN HPA 1024.7 1022.7 1020.5 1016.9 1014.8 1008.1 1006.3 1006.7 1015.1 1020.2 1024.2 1028.6 1017.4 MAX. QFF PRESSURE IN HPA 1033.3 1034.1 1032.3 1039.9 1023.7 1015.3 1013.5 1011.3 1020.1 1028.5 1035.2 1037.5 1039.9 DAY 19 11 20 8 5 7 16 31 21 31 26 5 MIN. QFF PRESSURE IN HPA 1016.3 1013.5 1004.0 1008.0 1002.3 999.4 998.1 999.6 1009.8 1011.7 1008.6 1017.7 998.1 DAY 8 22 1 27 31 21 6 12 1 11 20 30 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.7 905.2 902.6 902.8 903.4 899.7 898.5 898.6 904.2 906.7 907.1 908.1 903.6 MAX. QFE PRESSURE IN HPA 913.6 912.2 910.8 918.2 910.9 905.7 904.6 902.1 906.9 912.9 915.4 914.9 918.2 DAY 19 11 22 8 26 7 16 14 20 28 26 5 MIN. QFE PRESSURE IN HPA 901.4 899.3 891.4 895.8 894.9 892.7 893.0 893.8 900.6 900.0 895.1 898.8 891.4 DAY 8 29 24 19 31 21 5 12 14 11 20 30 MEAN QNH PRESSURE IN HPA 1020.6 1020.0 1017.1 1017.4 1018.0 1013.9 1012.6 1012.7 1018.8 1021.7 1022.1 1023.1 1018.2 MAX. QNH PRESSURE IN HPA 1029.2 1027.7 1026.1 1034.3 1026.3 1020.5 1019.3 1016.6 1021.9 1028.5 1031.2 1030.7 1034.3 DAY 19 11 22 8 26 7 16 14 20 28 26 5 MIN. QNH PRESSURE IN HPA 1015.8 1013.5 1004.8 1009.6 1008.6 1006.2 1006.5 1007.4 1014.9 1014.3 1008.9 1012.9 1004.8 DAY 8 29 24 19 31 21 5 12 14 11 20 30 MEAN QFF PRESSURE IN HPA 1022.3 1020.2 1019.3 1015.7 1013.4 1006.7 1005.0 1005.3 1013.5 1018.3 1022.3 1025.4 1015.6 MAX. QFF PRESSURE IN HPA 1031.5 1032.4 1031.3 1037.2 1023.1 1014.8 1012.8 1009.2 1017.9 1025.8 1034.2 1034.1 1037.2 DAY 19 11 20 8 5 7 16 31 21 31 26 5 MIN. QFF PRESSURE IN HPA 1015.9 1011.2 1002.3 1006.6 1001.6 998.5 997.1 998.9 1007.8 1010.0 1007.3 1015.3 997.1 DAY 17 22 24 27 31 21 6 12 1 11 20 30 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.0 903.6 901.8 901.8 902.3 898.6 897.6 897.6 902.9 905.7 906.3 907.4 902.5 MAX. QFE PRESSURE IN HPA 912.5 910.7 910.0 917.6 910.0 904.6 903.4 901.6 905.8 911.4 914.8 913.9 917.6 DAY 19 15 20 7 26 7 16 14 20 28 26 6 MIN. QFE PRESSURE IN HPA 901.1 889.3 891.0 895.0 894.0 892.2 892.0 893.1 898.7 898.7 895.8 898.9 889.3 DAY 17 21 1 18 31 22 6 11 4 11 20 30 MEAN QNH PRESSURE IN HPA 1019.8 1018.3 1016.3 1016.2 1016.8 1012.7 1011.6 1011.6 1017.4 1020.5 1021.2 1022.4 1017.0 MAX. QNH PRESSURE IN HPA 1028.0 1026.0 1025.3 1033.6 1025.3 1019.3 1018.0 1016.0 1020.6 1026.8 1030.6 1029.6 1033.6 DAY 19 15 20 7 26 7 16 14 20 28 26 6 MIN. QNH PRESSURE IN HPA 1015.5 1002.5 1004.3 1008.7 1007.6 1005.7 1005.4 1006.6 1012.8 1012.8 1009.6 1013.0 1002.5 DAY 17 21 1 18 31 22 6 11 4 11 20 30 MEAN QFF PRESSURE IN HPA 1021.4 1018.5 1017.9 1014.5 1012.5 1005.8 1004.4 1004.7 1012.5 1017.5 1021.5 1024.7 1014.6 MAX. QFF PRESSURE IN HPA 1029.6 1029.9 1031.2 1035.8 1023.0 1013.7 1011.6 1009.0 1016.6 1024.1 1034.4 1031.8 1035.8 DAY 19 11 20 7 5 7 16 14 20 28 26 6 MIN. QFF PRESSURE IN HPA 1015.1 1000.9 1000.4 1005.6 1001.1 997.2 996.0 999.0 1007.0 1009.2 1008.1 1015.1 996.0 DAY 17 21 1 27 31 22 6 12 1 11 19 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1960 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 905.6 904.6 902.5 902.2 902.6 898.8 897.8 897.7 903.5 906.5 907.1 908.3 903.1 MAX. QFE PRESSURE IN HPA 912.7 911.3 910.3 918.8 910.3 905.0 903.8 902.6 907.1 912.2 915.9 915.8 918.8 DAY 19 14 20 7 5 7 16 14 20 30 26 5 MIN. QFE PRESSURE IN HPA 901.2 896.4 890.6 894.8 894.7 892.6 892.9 893.4 899.2 899.9 896.6 900.4 890.6 DAY 9 29 2 18 31 21 1 11 4 8 19 30 MEAN QNH PRESSURE IN HPA 1020.4 1019.4 1017.0 1016.7 1017.2 1012.9 1011.8 1011.8 1018.1 1021.4 1022.1 1023.4 1017.7 MAX. QNH PRESSURE IN HPA 1028.2 1026.7 1025.6 1035.0 1025.6 1019.8 1018.4 1017.1 1022.1 1027.7 1031.8 1031.7 1035.0 DAY 19 14 20 7 5 7 16 14 20 30 26 5 MIN. QNH PRESSURE IN HPA 1015.6 1010.3 1003.9 1008.5 1008.4 1006.1 1006.4 1007.0 1013.4 1014.1 1010.5 1014.7 1003.9 DAY 9 29 2 18 31 21 1 11 4 8 19 30 MEAN QFF PRESSURE IN HPA 1023.5 1021.0 1019.6 1015.6 1012.9 1005.7 1004.5 1004.9 1014.0 1019.9 1023.8 1027.8 1016.1 MAX. QFF PRESSURE IN HPA 1031.1 1030.7 1031.9 1037.6 1024.5 1014.3 1011.5 1010.0 1019.1 1025.9 1036.7 1036.9 1037.6 DAY 19 14 20 7 5 7 16 14 30 28 26 5 MIN. QFF PRESSURE IN HPA 1016.5 1010.6 1002.8 1005.1 1001.4 998.1 996.9 999.5 1008.1 1011.7 1009.3 1018.0 996.9 DAY 17 29 2 27 31 21 6 11 4 8 19 2 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.1 905.5 903.5 903.4 904.2 899.9 898.9 898.7 904.8 907.5 907.8 909.3 904.1 MAX. QFE PRESSURE IN HPA 913.0 911.8 909.7 920.9 912.2 906.0 904.7 903.8 908.1 912.6 916.5 916.1 920.9 DAY 19 14 20 7 5 7 16 14 19 30 26 5 MIN. QFE PRESSURE IN HPA 901.2 896.0 889.0 895.7 895.3 892.9 893.3 890.6 900.2 900.7 896.1 902.8 889.0 DAY 9 29 2 18 31 22 5 20 4 8 19 30 MEAN QNH PRESSURE IN HPA 1021.0 1020.4 1018.1 1018.0 1018.8 1014.1 1013.0 1012.8 1019.5 1022.5 1022.9 1024.5 1018.8 MAX. QNH PRESSURE IN HPA 1028.6 1027.3 1024.9 1037.3 1027.7 1020.9 1019.4 1018.4 1023.2 1028.1 1032.4 1032.0 1037.3 DAY 19 14 20 7 5 7 16 14 19 30 26 5 MIN. QNH PRESSURE IN HPA 1015.6 1009.8 1002.1 1009.5 1009.1 1006.4 1006.9 1003.9 1014.5 1015.0 1010.0 1017.3 1002.1 DAY 9 29 2 18 31 22 5 20 4 8 19 30 MEAN QFF PRESSURE IN HPA 1023.4 1021.3 1020.3 1016.4 1014.5 1007.1 1005.6 1005.6 1014.4 1019.5 1023.7 1028.1 1016.7 MAX. QFF PRESSURE IN HPA 1031.8 1031.2 1031.8 1040.1 1026.6 1015.2 1012.8 1010.7 1019.6 1026.1 1036.0 1036.7 1040.1 DAY 19 14 20 7 5 7 16 14 21 31 26 5 MIN. QFF PRESSURE IN HPA 1016.4 1009.1 999.9 1005.3 1001.9 997.6 997.5 995.9 1008.7 1011.0 1008.9 1021.7 995.9 DAY 17 29 2 27 31 22 6 20 4 8 19 30 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.1 905.7 903.2 903.0 903.6 899.6 898.7 898.8 904.5 907.3 907.5 908.7 903.9 MAX. QFE PRESSURE IN HPA 912.4 911.8 909.2 920.1 911.1 905.5 904.4 903.0 907.7 912.9 916.1 915.6 920.1 DAY 19 14 19 7 5 7 16 14 19 30 26 5 MIN. QFE PRESSURE IN HPA 901.0 899.4 891.5 895.4 895.1 893.2 893.7 893.7 900.1 900.6 895.8 900.4 891.5 DAY 7 21 2 18 31 20 6 11 4 8 19 29 MEAN QNH PRESSURE IN HPA 1020.9 1020.5 1017.8 1017.6 1018.3 1013.9 1012.8 1012.9 1019.2 1022.3 1022.5 1023.8 1018.5 MAX. QNH PRESSURE IN HPA 1027.9 1027.3 1024.4 1036.4 1026.5 1020.3 1019.1 1017.6 1022.7 1028.5 1032.0 1031.4 1036.4 DAY 19 14 19 7 5 7 16 14 19 30 26 5 MIN. QNH PRESSURE IN HPA 1015.4 1013.6 1004.9 1009.2 1008.9 1006.8 1007.3 1007.3 1014.4 1014.9 1009.6 1014.7 1004.9 DAY 7 21 2 18 31 20 6 11 4 8 19 29 MEAN QFF PRESSURE IN HPA 1022.6 1020.9 1019.6 1015.8 1013.7 1006.7 1005.4 1005.7 1014.0 1019.0 1022.8 1026.2 1016.0 MAX. QFF PRESSURE IN HPA 1031.2 1031.3 1030.3 1039.2 1025.3 1014.8 1012.4 1009.5 1018.4 1025.5 1035.2 1034.7 1039.2 DAY 19 14 20 7 5 7 16 30 21 30 26 5 MIN. QFF PRESSURE IN HPA 1015.6 1011.3 1002.6 1004.7 1001.3 998.3 996.9 999.1 1008.4 1010.7 1007.4 1017.7 996.9 DAY 9 19 2 27 31 22 6 11 16 8 19 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1961 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.3 1.9 7.5 12.8 21.5 25.0 27.8 24.9 20.4 11.9 8.0 5.4 14.0 MINIMUN AIR TEMPERATURE (C) -3.4 -2.8 1.5 7.2 13.3 15.4 19.1 15.7 11.7 3.6 0.6 -1.7 6.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 9 1 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 12 12 2 0 0 0 0 0 0 0 1 7 34 DAYS WITH FREEZING MIN.<= 0 26 22 13 1 0 0 0 0 0 9 15 24 110 TEMPERATURE RECORDS LOWEST(C) -12.0 -12.0 -4.0 0.0 8.0 7.0 14.0 11.0 6.0 -3.0 -4.0 -6.0 -12.0 DAY 1 2 7 18 2 8 2 14 30 28 30 30 MAXIMUM AIR TEMPERATURE (C) 7.5 7.9 14.7 18.2 28.7 33.1 35.1 32.7 28.6 20.4 16.5 13.7 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 11 27 31 30 12 1 0 0 113 DAYS WITH MAXIMUM TEMP. <= 0 2 1 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS HIGHEST(C) 22.0 16.0 28.0 32.0 37.0 40.0 39.0 35.0 37.0 31.0 25.0 17.0 40.0 DAY 21 13 26 30 28 5 12 7 13 17 23 3 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 10.7 13.2 11.0 15.4 17.7 16.0 17.0 16.9 16.8 15.9 15.4 14.7 MEAN DAILY TEMP. (MDT) (C) 2.0 2.6 8.1 12.7 21.0 24.3 27.1 24.2 20.1 12.0 8.5 6.0 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.5 33.5 115.0 189.0 99.5 20.5 0.0 0.0 0.0 460.0 HEATING DEG. DAYS(BASE 18 0C) 495.0 432.0 307.0 170.5 13.0 7.5 0.0 0.0 10.0 188.0 284.0 372.5 2279.5 DEWPOINT (MEAN C) -1.9 -1.2 1.2 7.2 8.8 6.0 9.7 6.9 5.8 0.3 2.7 -0.1 3.8 MIXING RATIO (G/KG) 3.85 3.97 4.82 7.23 8.20 6.70 8.72 7.13 6.61 4.55 5.31 4.30 5.95 VAPOUR PRESSURE (HPA) 5.57 5.74 6.93 10.35 11.72 9.58 12.39 10.20 9.48 6.59 7.66 6.21 8.53 SATURATION DEF. (HPA) 1.68 1.69 4.21 5.71 15.37 24.45 26.48 22.69 16.06 8.72 4.01 3.31 11.20 RELATIVE HUMIDITY (MEAN %) 81 82 69 73 50 34 35 34 41 50 73 70 58 RELATIVE HUMIDITY (MAX. %) 95 96 93 93 73 54 51 49 58 68 90 91 76 RELATIVE HUMIDITY (MIN. %) 62 64 45 52 30 19 22 20 26 34 54 47 40 RELATIVE HUMIDITY (MEAN% 03UTC) 90 91 88 87 63 43 44 47 55 65 88 88 71 RELATIVE HUMIDITY (MEAN% 09UTC) 67 69 52 57 32 22 24 23 30 38 58 50 44 RELATIVE HUMIDITY (MEAN% 15UTC) 82 81 59 67 42 25 27 28 34 45 71 65 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 28.0 27.2 32.0 72.6 45.1 12.0 0.0 0.3 0.0 13.0 20.7 3.6 254.5 DAYS WITH PRECIPITATION >=10 1 0 0 3 1 1 0 0 0 0 0 0 6 DAYS WITH PRECIPITATION >= 5 2 1 2 5 2 1 0 0 0 2 2 0 17 DAYS WITH PRECIPITATION >= 1 7 11 8 13 3 2 0 0 0 2 4 2 52 DAYS WITH PRECIPITATION 10 13 11 14 6 2 1 2 0 3 6 6 74 GREATEST DAILY PRECIPITATION 11.0 5.0 7.0 20.0 38.0 10.0 0.0 0.3 0.0 8.0 8.0 2.0 38.0 DAY 4 16 9 16 1 7 ** 9 ** 25 15 9 DAY WITH THUNDER STORM 0 0 1 3 3 0 0 0 0 0 0 0 7 DAYS WITH SNOW OR SLEET 8 7 1 0 0 0 0 0 0 0 1 0 17 DAYS WITH DUST 0 0 3 1 4 9 19 16 9 4 1 0 66 WIND DIRECTION (PREVAILING) 315 180 180 180 180 90 90 45 180 180 180 315 180 PREVAILING WIND SPEED(KNOTS) 5.7 5.0 6.3 6.4 5.1 8.7 8.6 9.2 5.4 6.1 5.4 6.3 5.5 PREVAILING WIND PERCENT 19.0 25.0 19.8 23.3 20.6 14.6 22.6 23.0 24.2 32.3 20.8 14.1 18.6 CALMS PERCENT OF WIND 26.6 26.3 17.7 24.6 21.0 17.9 19.0 17.7 19.2 26.6 37.1 37.9 24.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 242 171 290 153 95 56 62 42 127 158 193 287 99 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.3 0.8 1.2 0.9 2.3 3.5 3.5 2.7 2.8 0.7 0.8 0.8 WIND STEADINESES (MEAN %) 20.5 34.2 13.8 26.7 18.0 41.8 59.3 59.3 51.9 63.6 24.1 27.6 17.4 WIND SPEED (MEAN KNOTS) 3.9 3.8 5.8 4.5 5.0 5.5 5.9 5.9 5.2 4.4 2.9 2.9 4.6 FASTEST WIND DIRECTION 240 230 310 340 360 360 90 360 130 130 130 310 240 FASTEST WIND SPEED (KNOTS) 24 20 24 20 20 20 18 20 18 16 13 18 24 DAY 22 25 10 16 17 6 7 9 11 11 12 18 DAYS WITH SKY CLEAR (0-2)/8 7 10 12 6 19 27 29 27 29 27 16 13 222 DAYS WITH P.CLOUDY (3-6)/8 15 8 9 9 10 2 2 4 1 2 12 14 88 DAYS WITH CLOUDY (7-8)/8 9 10 10 15 2 1 0 0 0 2 2 4 55 DAYS WITH VISIBILITY =< 2 KM 6 4 2 0 0 0 0 0 1 0 1 1 15 DURATION OF SUNSHINE HOURS 158.4 145.5 193.8 170.7 318.9 358.0 364.4 353.9 298.6 278.3 231.0 199.7 3071.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.4 905.4 902.0 902.4 901.1 899.8 897.3 900.0 901.6 908.6 905.7 904.0 902.9 MAX. QFE PRESSURE IN HPA 916.0 915.2 916.3 910.9 911.0 906.2 902.9 904.7 909.0 918.1 914.0 913.9 918.1 DAY-HOUR 10- 6 22- 6 4- 6 17-18 14-18 9- 3 24- 6 26- 6 25- 6 25- 6 29- 6 4- 6 MIN. QFE PRESSURE IN HPA 894.8 895.9 890.0 895.3 888.8 886.9 892.3 894.2 894.2 898.6 896.1 892.7 886.9 DAY-HOUR 22- 9 14- 0 9-12 1-12 30-12 6-12 11-21 7-12 21-12 17-12 23-12 22-12 MEAN QNH PRESSURE IN HPA 1021.3 1020.2 1016.5 1016.9 1015.4 1014.1 1011.3 1014.3 1016.0 1023.7 1020.6 1018.7 1017.4 MAX. QNH PRESSURE IN HPA 1031.9 1031.0 1032.2 1026.3 1026.4 1021.1 1017.4 1019.4 1024.2 1034.2 1029.7 1029.6 1034.2 DAY-HOUR 10- 6 22- 6 4- 6 17-18 14-18 9- 3 24- 6 26- 6 25- 6 25- 6 29- 6 4- 6 MIN. QNH PRESSURE IN HPA 1008.5 1009.7 1003.2 1009.1 1001.9 999.8 1005.8 1007.9 1007.9 1012.7 1010.0 1006.2 999.8 DAY-HOUR 22- 9 14- 0 9-12 1-12 30-12 6-12 11-21 7-12 21-12 17-12 23-12 22-12 MEAN QFF PRESSURE IN HPA 1024.5 1023.2 1016.9 1014.9 1009.8 1007.2 1003.2 1007.4 1010.9 1022.4 1020.7 1020.0 1015.1 MAX. QFF PRESSURE IN HPA 1038.5 1034.7 1035.5 1029.2 1021.4 1018.4 1008.8 1013.6 1019.8 1036.0 1032.6 1031.4 1038.5 DAY-HOUR 10- 3 22- 6 4- 6 17-18 1-18 9- 3 24- 6 9-18 25- 3 25- 6 29- 6 4- 3 MIN. QFF PRESSURE IN HPA 1005.9 1009.5 1002.9 1002.8 995.2 991.6 997.0 1000.6 1000.9 1008.0 1006.3 1005.4 991.6 DAY-HOUR 22- 9 14- 0 31-12 30-12 30-12 6-12 12- 3 7-12 1-12 17-12 23-12 22-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.1 905.2 901.9 902.1 900.9 899.8 897.3 900.0 901.6 908.3 905.8 903.9 902.7 MAX. QFE PRESSURE IN HPA 915.1 913.2 913.1 908.6 910.0 905.3 901.4 904.4 907.6 916.0 913.4 912.9 916.0 DAY 10 22 4 18 15 9 24 13 25 25 1 4 MIN. QFE PRESSURE IN HPA 895.5 895.9 894.1 895.6 891.4 889.7 892.3 895.1 896.8 902.7 897.3 892.9 889.7 DAY 22 14 17 1 29 6 12 7 19 4 23 23 MEAN QNH PRESSURE IN HPA 1021.0 1020.0 1016.4 1016.6 1015.2 1014.0 1011.2 1014.3 1016.0 1023.4 1020.6 1018.6 1017.3 MAX. QNH PRESSURE IN HPA 1030.9 1028.8 1028.7 1023.7 1025.3 1020.1 1015.8 1019.1 1022.6 1031.9 1029.0 1028.5 1031.9 DAY 10 22 4 18 15 9 24 13 25 25 1 4 MIN. QNH PRESSURE IN HPA 1009.3 1009.7 1007.8 1009.4 1004.8 1002.9 1005.8 1008.9 1010.7 1017.2 1011.3 1006.4 1002.9 DAY 22 14 17 1 29 6 12 7 19 4 23 23 MEAN QFF PRESSURE IN HPA 1023.8 1022.5 1016.6 1014.6 1009.7 1007.4 1003.3 1007.4 1010.7 1021.8 1020.3 1019.4 1014.8 MAX. QFF PRESSURE IN HPA 1036.4 1032.3 1030.9 1026.9 1020.6 1018.1 1007.2 1013.2 1018.1 1032.9 1029.5 1028.6 1036.4 DAY 10 22 5 18 15 9 24 10 29 26 29 4 MIN. QFF PRESSURE IN HPA 1007.1 1009.5 1005.3 1004.0 996.8 994.2 997.2 1001.9 1004.3 1013.1 1008.4 1007.6 994.2 DAY 22 14 31 14 29 6 12 7 2 17 24 23 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.6 905.7 902.7 902.7 901.9 900.7 898.0 900.9 902.4 909.0 906.3 904.4 903.4 MAX. QFE PRESSURE IN HPA 915.3 914.3 914.9 908.7 910.3 906.2 902.2 904.5 908.7 916.8 913.5 913.4 916.8 DAY 10 22 4 18 15 9 24 13 25 25 29 4 MIN. QFE PRESSURE IN HPA 896.4 895.9 893.1 896.6 892.9 890.2 892.7 896.0 896.9 902.9 896.9 894.3 890.2 DAY 22 14 13 1 30 6 12 7 19 17 23 23 MEAN QNH PRESSURE IN HPA 1021.5 1020.5 1017.2 1017.3 1016.3 1015.0 1012.1 1015.2 1016.9 1024.2 1021.2 1019.1 1018.0 MAX. QNH PRESSURE IN HPA 1031.1 1030.0 1030.7 1023.8 1025.6 1021.1 1016.7 1019.2 1023.8 1032.8 1029.1 1029.0 1032.8 DAY 10 22 4 18 15 9 24 13 25 25 29 4 MIN. QNH PRESSURE IN HPA 1010.3 1009.7 1006.6 1010.5 1006.4 1003.5 1006.2 1009.8 1010.8 1017.4 1010.8 1008.0 1003.5 DAY 22 14 13 1 30 6 12 7 19 17 23 23 MEAN QFF PRESSURE IN HPA 1025.6 1024.1 1018.3 1015.7 1010.8 1008.1 1004.1 1008.8 1012.5 1023.9 1022.7 1021.6 1016.3 MAX. QFF PRESSURE IN HPA 1038.5 1034.3 1034.3 1026.9 1020.7 1018.4 1008.2 1013.4 1019.8 1034.2 1032.0 1031.4 1038.5 DAY 10 22 4 18 2 9 24 10 25 25 29 4 MIN. QFF PRESSURE IN HPA 1008.7 1010.1 1005.3 1005.3 999.2 994.4 997.0 1002.5 1005.2 1015.0 1010.4 1009.5 994.4 DAY 22 14 31 30 29 6 12 7 1 17 23 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.6 906.4 903.3 903.3 902.1 900.9 898.3 901.1 902.8 909.7 907.0 905.2 904.0 MAX. QFE PRESSURE IN HPA 916.0 915.2 916.3 910.4 910.1 906.0 902.9 904.7 909.0 918.1 914.0 913.9 918.1 DAY 10 22 4 17 15 9 24 26 25 25 29 4 MIN. QFE PRESSURE IN HPA 897.3 896.5 892.5 897.3 893.3 890.8 894.2 896.5 896.8 903.0 897.8 894.3 890.8 DAY 22 14 9 1 30 6 12 7 1 17 23 22 MEAN QNH PRESSURE IN HPA 1022.6 1021.3 1017.9 1017.9 1016.6 1015.2 1012.3 1015.4 1017.4 1024.9 1021.9 1020.0 1018.6 MAX. QNH PRESSURE IN HPA 1031.9 1031.0 1032.2 1025.7 1025.4 1020.9 1017.4 1019.4 1024.2 1034.2 1029.7 1029.6 1034.2 DAY 10 22 4 17 15 9 24 26 25 25 29 4 MIN. QNH PRESSURE IN HPA 1011.3 1010.4 1006.0 1011.3 1006.9 1004.1 1007.9 1010.4 1010.7 1017.6 1011.8 1008.0 1004.1 DAY 22 14 9 1 30 6 12 7 1 17 23 22 MEAN QFF PRESSURE IN HPA 1026.0 1024.6 1018.5 1015.9 1010.9 1008.4 1004.2 1008.4 1012.1 1023.4 1022.0 1021.5 1016.3 MAX. QFF PRESSURE IN HPA 1038.5 1034.7 1035.5 1028.0 1020.5 1018.2 1008.8 1013.3 1019.6 1036.0 1032.6 1030.9 1038.5 DAY 10 22 4 17 15 9 24 10 25 25 29 3 MIN. QFF PRESSURE IN HPA 1008.9 1010.6 1006.0 1005.5 999.9 994.8 998.9 1002.7 1003.4 1013.6 1009.4 1009.5 994.8 DAY 22 14 31 30 29 6 12 7 1 17 23 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.1 905.3 902.0 902.4 901.2 899.9 897.3 899.9 901.4 908.2 905.3 903.7 902.7 MAX. QFE PRESSURE IN HPA 914.4 914.1 915.4 910.4 909.5 905.5 902.5 903.5 907.7 917.1 912.3 912.2 917.1 DAY 10 22 4 17 14 9 24 12 25 25 29 4 MIN. QFE PRESSURE IN HPA 894.8 896.2 890.7 896.6 891.2 888.9 893.5 895.5 895.4 900.1 897.2 893.5 888.9 DAY 22 14 9 1 30 6 12 7 21 17 23 22 MEAN QNH PRESSURE IN HPA 1021.0 1020.1 1016.5 1016.9 1015.6 1014.2 1011.3 1014.1 1015.8 1023.3 1020.1 1018.3 1017.3 MAX. QNH PRESSURE IN HPA 1030.1 1029.8 1031.2 1025.7 1024.7 1020.3 1017.0 1018.1 1022.7 1033.1 1027.8 1027.7 1033.1 DAY 10 22 4 17 14 9 24 12 25 25 29 4 MIN. QNH PRESSURE IN HPA 1008.5 1010.1 1004.0 1010.5 1004.6 1002.0 1007.1 1009.3 1009.2 1014.4 1011.2 1007.1 1002.0 DAY 22 14 9 1 30 6 12 7 21 17 23 22 MEAN QFF PRESSURE IN HPA 1023.6 1022.8 1016.5 1014.6 1009.8 1007.1 1003.0 1006.9 1010.2 1021.4 1019.5 1018.9 1014.5 MAX. QFF PRESSURE IN HPA 1035.4 1032.9 1033.8 1028.0 1018.7 1017.3 1008.2 1011.6 1018.0 1035.0 1029.9 1028.1 1035.4 DAY 10 22 4 17 14 9 24 10 25 25 29 3 MIN. QFF PRESSURE IN HPA 1005.9 1009.8 1003.7 1004.0 997.8 992.6 998.1 1001.5 1001.9 1009.6 1008.1 1006.8 992.6 DAY 22 14 17 30 29 6 12 7 1 17 23 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.6 904.4 900.7 901.3 900.0 898.8 896.3 898.8 900.1 907.3 904.5 903.0 901.7 MAX. QFE PRESSURE IN HPA 914.0 913.2 914.4 910.2 908.4 904.0 901.2 902.9 906.6 916.4 910.8 910.9 916.4 DAY 10 22 4 17 14 9 24 12 25 25 1 3 MIN. QFE PRESSURE IN HPA 895.6 896.7 890.0 895.3 888.8 886.9 892.5 894.2 894.2 898.6 896.1 892.7 886.9 DAY 22 14 9 1 30 6 12 7 21 17 23 22 MEAN QNH PRESSURE IN HPA 1020.4 1019.1 1015.0 1015.7 1014.2 1012.9 1010.2 1012.9 1014.4 1022.3 1019.2 1017.6 1016.2 MAX. QNH PRESSURE IN HPA 1029.7 1028.8 1030.1 1025.5 1023.5 1018.7 1015.6 1017.4 1021.5 1032.3 1026.1 1026.3 1032.3 DAY 10 22 4 17 14 9 24 12 25 25 1 3 MIN. QNH PRESSURE IN HPA 1009.4 1010.6 1003.2 1009.1 1001.9 999.8 1006.0 1007.9 1007.9 1012.7 1010.0 1006.2 999.8 DAY 22 14 9 1 30 6 12 7 21 17 23 22 MEAN QFF PRESSURE IN HPA 1023.1 1021.5 1015.0 1013.6 1008.8 1006.3 1002.2 1006.1 1009.1 1020.6 1018.8 1018.3 1013.6 MAX. QFF PRESSURE IN HPA 1035.1 1032.2 1033.4 1027.8 1018.8 1015.7 1006.6 1010.9 1016.9 1034.6 1028.7 1026.8 1035.1 DAY 10 22 4 17 1 9 24 12 25 25 15 3 MIN. QFF PRESSURE IN HPA 1007.3 1010.8 1002.9 1002.8 995.2 991.6 997.1 1000.6 1000.9 1008.0 1006.3 1005.4 991.6 DAY 22 14 31 30 30 6 12 7 1 17 23 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 905.1 901.4 901.7 900.2 898.9 896.5 899.2 900.6 908.1 905.3 903.7 902.2 MAX. QFE PRESSURE IN HPA 914.8 913.3 914.8 909.8 908.3 904.0 901.2 903.5 907.0 917.0 911.7 911.6 917.0 DAY 9 21 4 17 14 9 24 12 25 25 15 3 MIN. QFE PRESSURE IN HPA 896.3 898.6 891.9 895.4 890.0 889.4 892.5 894.7 894.4 901.1 897.2 893.3 889.4 DAY 22 17 9 1 28 6 11 7 1 17 22 22 MEAN QNH PRESSURE IN HPA 1021.1 1019.9 1015.8 1016.2 1014.4 1013.1 1010.4 1013.3 1014.9 1023.1 1020.1 1018.3 1016.7 MAX. QNH PRESSURE IN HPA 1030.6 1028.9 1030.6 1025.0 1023.4 1018.7 1015.6 1018.1 1022.0 1033.0 1027.1 1027.0 1033.0 DAY 9 21 4 17 14 9 24 12 25 25 15 3 MIN. QNH PRESSURE IN HPA 1010.2 1012.7 1005.3 1009.2 1003.2 1002.6 1006.0 1008.4 1008.1 1015.5 1011.2 1006.9 1002.6 DAY 22 17 9 1 28 6 11 7 1 17 22 22 MEAN QFF PRESSURE IN HPA 1025.1 1023.4 1016.7 1014.5 1008.9 1006.2 1002.4 1006.9 1010.5 1022.8 1021.4 1020.6 1015.0 MAX. QFF PRESSURE IN HPA 1038.4 1032.9 1035.2 1027.8 1019.5 1015.1 1007.1 1012.0 1019.0 1035.6 1031.2 1030.0 1038.4 DAY 10 21 4 17 1 9 24 12 29 25 15 4 MIN. QFF PRESSURE IN HPA 1008.7 1014.0 1005.2 1004.5 995.6 994.8 997.4 1000.8 1001.3 1012.9 1010.0 1007.5 994.8 DAY 22 25 31 29 28 6 11 7 1 17 23 14 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.6 906.0 902.3 903.1 901.5 900.1 897.6 900.3 902.0 909.2 906.0 904.2 903.2 MAX. QFE PRESSURE IN HPA 915.2 913.5 915.1 910.9 911.0 905.5 901.6 904.6 907.8 916.6 911.8 912.9 916.6 DAY 9 21 4 17 14 8 24 12 24 25 1 3 MIN. QFE PRESSURE IN HPA 897.4 898.3 894.6 897.2 890.8 891.6 893.2 896.0 896.4 901.8 897.4 893.1 890.8 DAY 21 13 17 13 28 5 11 6 1 21 22 22 MEAN QNH PRESSURE IN HPA 1021.5 1020.8 1016.8 1017.7 1015.9 1014.4 1011.6 1014.6 1016.5 1024.4 1020.8 1018.8 1017.8 MAX. QNH PRESSURE IN HPA 1031.0 1029.1 1030.9 1026.3 1026.4 1020.3 1016.0 1019.3 1022.8 1032.5 1027.3 1028.5 1032.5 DAY 9 21 4 17 14 8 24 12 24 25 1 3 MIN. QNH PRESSURE IN HPA 1011.4 1012.4 1008.3 1011.2 1004.1 1005.0 1006.8 1009.8 1010.3 1016.2 1011.4 1006.6 1004.1 DAY 21 13 17 13 28 5 11 6 1 21 22 22 MEAN QFF PRESSURE IN HPA 1024.9 1024.0 1017.3 1015.7 1010.2 1007.5 1003.4 1007.6 1011.3 1022.9 1021.0 1020.3 1015.5 MAX. QFF PRESSURE IN HPA 1037.2 1032.5 1035.1 1029.2 1021.4 1018.0 1007.4 1013.6 1018.6 1034.7 1031.3 1030.1 1037.2 DAY 10 22 4 17 1 8 24 9 29 25 15 3 MIN. QFF PRESSURE IN HPA 1009.5 1012.9 1007.2 1006.4 996.3 995.7 998.2 1001.5 1002.9 1013.6 1009.4 1007.7 995.7 DAY 21 13 31 29 28 5 11 7 1 16 23 22 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.3 905.7 902.2 902.7 901.0 899.7 897.3 900.1 901.9 908.9 905.8 904.0 903.0 MAX. QFE PRESSURE IN HPA 915.1 913.4 914.0 909.6 910.8 905.1 901.4 904.4 907.6 916.0 911.4 912.9 916.0 DAY 9 21 4 17 14 8 23 9 24 24 1 3 MIN. QFE PRESSURE IN HPA 896.8 897.4 895.3 896.5 890.8 890.3 892.3 895.6 896.8 902.0 897.3 892.9 890.3 DAY 21 13 13 13 28 5 11 6 21 21 22 22 MEAN QNH PRESSURE IN HPA 1021.1 1020.5 1016.7 1017.2 1015.4 1013.9 1011.3 1014.4 1016.3 1024.1 1020.6 1018.7 1017.5 MAX. QNH PRESSURE IN HPA 1030.9 1029.0 1029.7 1024.8 1026.1 1019.9 1015.8 1019.1 1022.6 1031.9 1026.8 1028.5 1031.9 DAY 9 21 4 17 14 8 23 9 24 24 1 3 MIN. QNH PRESSURE IN HPA 1010.7 1011.4 1009.1 1010.4 1004.1 1003.6 1005.8 1009.4 1010.7 1016.5 1011.3 1006.4 1003.6 DAY 21 13 13 13 28 5 11 6 21 21 22 22 MEAN QFF PRESSURE IN HPA 1024.0 1023.2 1016.7 1014.9 1009.6 1006.9 1003.0 1007.2 1010.8 1022.3 1020.2 1019.3 1014.8 MAX. QFF PRESSURE IN HPA 1035.6 1032.3 1033.0 1027.6 1021.3 1017.2 1007.2 1013.2 1017.6 1034.0 1029.2 1028.7 1035.6 DAY 9 21 4 17 1 8 23 9 29 25 15 3 MIN. QFF PRESSURE IN HPA 1008.8 1011.4 1006.6 1004.2 996.2 994.0 997.3 1001.8 1003.4 1013.2 1008.4 1007.1 994.0 DAY 21 13 31 29 28 5 11 6 1 16 22 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1962 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.9 6.4 11.0 12.6 19.6 23.3 27.5 23.8 17.7 13.1 4.0 3.7 13.7 MINIMUN AIR TEMPERATURE (C) -3.9 0.5 4.4 6.8 11.8 14.5 18.1 14.4 8.3 4.7 -2.8 -2.3 6.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 0 5 0 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 15 4 0 0 0 0 0 0 0 0 15 12 46 DAYS WITH FREEZING MIN.<= 0 28 15 6 1 0 0 0 0 1 2 15 24 92 TEMPERATURE RECORDS LOWEST(C) -12.0 -7.0 -3.0 0.0 7.0 9.0 14.0 7.0 -1.0 -1.0 -14.0 -10.0 -14.0 DAY 25 26 8 20 2 12 30 28 26 30 27 1 MAXIMUM AIR TEMPERATURE (C) 8.7 13.4 18.1 18.2 26.6 30.6 34.7 31.5 26.2 21.4 12.0 11.1 21.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 21 31 24 9 3 0 0 94 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 2 3 TEMPERATURE RECORDS HIGHEST(C) 17.0 24.0 28.0 26.0 31.0 37.0 38.0 36.0 37.0 31.0 23.0 19.0 38.0 DAY 5 18 28 29 9 9 5 22 3 8 7 20 DIF. BETWEEN (MAX.-MIN.) (C) 12.6 12.9 13.7 11.4 14.8 16.1 16.6 17.1 17.9 16.7 14.8 13.4 14.9 MEAN DAILY TEMP. (MDT) (C) 2.4 6.9 11.3 12.5 19.2 22.5 26.4 23.0 17.3 13.0 4.6 4.4 13.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 8.5 56.0 168.0 69.5 9.0 0.0 0.0 0.0 311.0 HEATING DEG. DAYS(BASE 18 0C) 483.5 310.5 209.5 164.5 20.0 2.5 0.0 0.0 70.0 156.0 402.5 422.0 2241.0 DEWPOINT (MEAN C) -3.8 -0.2 3.6 5.9 8.3 6.4 7.3 4.9 3.1 2.4 -1.6 -1.9 2.9 MIXING RATIO (G/KG) 3.29 4.30 5.60 6.74 7.73 6.90 7.39 6.30 5.68 5.32 4.16 3.81 5.60 VAPOUR PRESSURE (HPA) 4.76 6.20 8.05 9.65 11.07 9.87 10.54 9.03 8.18 7.69 6.04 5.51 8.05 SATURATION DEF. (HPA) 2.76 4.14 5.99 5.53 12.78 20.19 27.87 22.01 14.09 8.66 3.28 3.08 10.86 RELATIVE HUMIDITY (MEAN %) 70 67 65 68 52 37 30 32 40 54 70 71 55 RELATIVE HUMIDITY (MAX. %) 89 88 89 90 78 57 45 48 57 74 90 89 75 RELATIVE HUMIDITY (MIN. %) 48 44 40 45 31 22 19 20 26 36 45 49 35 RELATIVE HUMIDITY (MEAN% 03UTC) 85 83 84 84 64 48 41 44 54 70 85 86 69 RELATIVE HUMIDITY (MEAN% 09UTC) 57 51 48 52 35 25 21 21 29 40 51 54 40 RELATIVE HUMIDITY (MEAN% 15UTC) 66 59 57 58 42 27 23 25 34 49 66 69 48 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 2.3 22.0 49.2 71.4 13.3 10.1 0.0 0.0 0.0 10.6 4.4 13.9 197.2 DAYS WITH PRECIPITATION >=10 0 1 1 2 0 1 0 0 0 0 0 0 5 DAYS WITH PRECIPITATION >= 5 0 1 3 5 1 1 0 0 0 1 0 1 13 DAYS WITH PRECIPITATION >= 1 1 4 8 10 6 1 0 0 0 2 2 2 36 DAYS WITH PRECIPITATION 5 6 11 20 10 6 0 0 0 5 7 8 78 GREATEST DAILY PRECIPITATION 2.0 15.0 25.0 23.0 5.0 10.0 0.0 0.0 0.0 9.0 2.2 8.0 25.0 DAY 10 10 12 25 22 11 ** ** ** 12 11 10 DAY WITH THUNDER STORM 0 0 1 6 4 2 0 0 0 1 0 0 14 DAYS WITH SNOW OR SLEET 3 2 0 0 0 0 0 0 0 0 0 4 9 DAYS WITH DUST 0 3 3 1 0 0 3 2 3 5 0 0 20 WIND DIRECTION (PREVAILING) 180 180 180 180 180 90 360 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 6.0 6.2 6.8 6.7 5.4 8.7 8.9 10.3 7.5 7.3 6.0 5.8 6.3 PREVAILING WIND PERCENT 22.6 29.0 25.4 25.4 18.1 18.8 21.4 25.4 25.8 30.6 32.9 17.7 21.5 CALMS PERCENT OF WIND 26.2 21.9 26.2 25.4 24.6 17.9 13.3 19.8 22.9 29.8 30.0 33.1 24.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 212 184 169 148 119 79 29 75 145 174 182 207 125 VECTOR WIND MAGNITUDE(KNOTS) 0.8 1.9 1.4 1.7 1.8 2.2 4.7 3.2 2.9 2.1 1.6 1.0 1.1 WIND STEADINESES (MEAN %) 18.2 37.3 27.5 33.3 38.3 38.6 64.4 53.3 58.0 50.0 42.1 28.6 22.0 WIND SPEED (MEAN KNOTS) 4.4 5.1 5.1 5.1 4.7 5.7 7.3 6.0 5.0 4.2 3.8 3.5 5.0 FASTEST WIND DIRECTION 310 310 270 90 130 340 360 90 160 340 310 340 310 FASTEST WIND SPEED (KNOTS) 20 26 22 18 18 20 20 20 22 22 18 22 26 DAY 18 5 11 1 7 22 26 26 18 11 11 10 DAYS WITH SKY CLEAR (0-2)/8 10 11 10 7 15 20 30 30 28 20 17 15 213 DAYS WITH P.CLOUDY (3-6)/8 14 8 11 10 14 10 1 1 2 8 11 10 100 DAYS WITH CLOUDY (7-8)/8 7 9 10 13 2 0 0 0 0 3 2 6 52 DAYS WITH VISIBILITY =< 2 KM 3 4 3 1 0 0 0 0 1 1 1 2 16 DURATION OF SUNSHINE HOURS 170.9 150.5 199.1 181.8 314.9 338.7 390.6 361.3 316.8 274.9 230.9 179.0 3109.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.4 903.2 901.8 901.6 902.2 900.4 898.2 901.4 905.0 907.0 910.9 905.3 903.6 MAX. QFE PRESSURE IN HPA 917.6 914.8 913.2 913.5 907.6 907.1 903.3 909.9 916.1 915.2 920.9 915.8 920.9 DAY-HOUR 24- 6 11-18 6- 6 19-15 14-18 19- 3 30- 6 26- 6 25- 6 28- 6 23- 6 3-18 MIN. QFE PRESSURE IN HPA 894.1 890.1 887.4 892.5 892.0 890.0 894.0 894.3 896.5 894.6 903.5 897.9 887.4 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 10-12 16-15 MEAN QNH PRESSURE IN HPA 1021.3 1017.8 1016.2 1016.0 1016.6 1014.7 1012.2 1015.8 1019.8 1021.9 1026.2 1020.1 1018.2 MAX. QNH PRESSURE IN HPA 1033.6 1030.6 1028.8 1029.1 1022.6 1022.1 1017.9 1025.2 1032.0 1031.0 1037.3 1031.7 1037.3 DAY-HOUR 24- 6 11-18 6- 6 19-15 14-18 19- 3 30- 6 26- 6 25- 6 28- 6 23- 6 3-18 MIN. QNH PRESSURE IN HPA 1007.8 1003.3 1000.4 1006.0 1005.4 1003.2 1007.6 1008.0 1010.4 1008.3 1018.1 1011.9 1000.4 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 10-12 16-15 MEAN QFF PRESSURE IN HPA 1024.4 1018.7 1015.0 1014.0 1011.8 1008.5 1004.3 1009.4 1015.9 1020.0 1028.4 1022.2 1016.1 MAX. QFF PRESSURE IN HPA 1038.5 1034.2 1030.1 1030.3 1019.1 1017.1 1011.2 1019.6 1032.1 1031.0 1042.1 1034.7 1042.1 DAY-HOUR 24- 6 11-18 6-18 19-15 14-18 19- 3 30- 3 27- 3 25-15 12- 6 23- 3 4- 6 MIN. QFF PRESSURE IN HPA 1008.1 998.8 995.4 1003.2 997.6 995.0 999.5 1000.6 1004.3 1003.4 1015.5 1012.1 995.0 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 7-12 23-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.1 903.2 901.4 901.3 902.1 900.4 898.0 901.4 904.8 907.0 910.7 905.2 903.5 MAX. QFE PRESSURE IN HPA 915.2 911.8 910.9 910.3 906.3 905.8 902.3 908.6 913.5 914.2 920.2 915.2 920.2 DAY 13 12 7 20 17 23 31 27 25 28 23 4 MIN. QFE PRESSURE IN HPA 897.8 890.6 888.8 893.9 892.0 893.8 895.5 895.1 897.8 897.3 905.1 898.0 888.8 DAY 9 21 29 6 11 10 22 22 12 10 8 17 MEAN QNH PRESSURE IN HPA 1020.9 1017.8 1015.8 1015.7 1016.6 1014.7 1012.1 1015.8 1019.5 1022.0 1026.1 1020.0 1018.1 MAX. QNH PRESSURE IN HPA 1031.0 1027.3 1026.3 1025.6 1021.2 1020.6 1016.8 1023.7 1029.1 1029.9 1036.5 1031.0 1036.5 DAY 13 12 7 20 17 23 31 27 25 28 23 4 MIN. QNH PRESSURE IN HPA 1011.8 1003.9 1001.9 1007.5 1005.4 1007.4 1009.3 1008.9 1011.8 1011.3 1019.9 1012.0 1001.9 DAY 9 21 29 6 11 10 22 22 12 10 8 17 MEAN QFF PRESSURE IN HPA 1023.5 1018.4 1014.4 1013.7 1011.9 1008.6 1004.4 1009.6 1015.5 1019.9 1027.8 1021.7 1015.8 MAX. QFF PRESSURE IN HPA 1036.8 1030.1 1028.0 1027.9 1017.3 1015.9 1010.4 1018.6 1028.2 1028.6 1040.3 1033.2 1040.3 DAY 13 12 7 20 15 12 30 27 25 28 23 4 MIN. QFF PRESSURE IN HPA 1011.6 1000.4 996.5 1004.2 997.6 999.2 1000.8 1002.4 1006.4 1006.4 1016.6 1013.0 996.5 DAY 9 21 29 6 11 10 26 22 12 11 8 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.7 903.6 902.2 902.1 902.8 901.3 898.9 902.3 905.6 907.4 911.2 905.7 904.2 MAX. QFE PRESSURE IN HPA 916.1 912.2 911.7 910.8 907.0 907.1 903.1 909.1 914.6 914.2 920.3 915.0 920.3 DAY 19 2 6 19 17 19 30 26 25 28 23 4 MIN. QFE PRESSURE IN HPA 897.6 890.1 889.9 894.2 893.8 894.4 896.3 895.9 898.5 897.6 904.8 898.7 889.9 DAY 5 21 29 6 11 9 14 22 12 10 10 17 MEAN QNH PRESSURE IN HPA 1021.6 1018.3 1016.7 1016.6 1017.4 1015.7 1013.0 1016.8 1020.4 1022.4 1026.6 1020.5 1018.8 MAX. QNH PRESSURE IN HPA 1032.0 1027.7 1027.1 1026.1 1022.0 1022.1 1017.7 1024.3 1030.3 1029.9 1036.6 1030.8 1036.6 DAY 19 2 6 19 17 19 30 26 25 28 23 4 MIN. QNH PRESSURE IN HPA 1011.6 1003.3 1003.1 1007.9 1007.4 1008.1 1010.2 1009.7 1012.6 1011.6 1019.5 1012.8 1003.1 DAY 5 21 29 6 11 9 14 22 12 10 10 17 MEAN QFF PRESSURE IN HPA 1025.5 1019.8 1016.3 1015.0 1012.7 1009.5 1005.3 1010.6 1017.4 1021.6 1029.8 1023.8 1017.3 MAX. QFF PRESSURE IN HPA 1037.8 1031.2 1028.6 1027.8 1018.6 1017.1 1011.2 1019.6 1030.9 1029.7 1042.1 1034.3 1042.1 DAY 25 11 7 20 15 19 30 27 25 28 23 4 MIN. QFF PRESSURE IN HPA 1012.9 998.8 998.4 1005.1 1000.0 1000.2 1002.2 1003.0 1008.2 1007.2 1018.7 1014.7 998.4 DAY 9 21 29 6 11 9 17 22 12 11 10 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.8 904.4 902.8 902.4 902.9 901.3 899.0 902.4 906.1 908.0 912.0 906.6 904.7 MAX. QFE PRESSURE IN HPA 917.6 914.1 913.2 912.3 907.1 906.4 903.3 909.9 916.1 915.2 920.9 915.4 920.9 DAY 24 11 6 19 16 19 30 26 25 28 23 4 MIN. QFE PRESSURE IN HPA 898.3 891.1 890.7 894.2 892.9 893.9 896.1 896.7 899.5 897.8 905.9 900.8 890.7 DAY 5 21 28 6 11 9 14 20 12 10 10 17 MEAN QNH PRESSURE IN HPA 1022.8 1019.2 1017.4 1016.9 1017.5 1015.7 1013.1 1016.9 1021.0 1023.1 1027.4 1021.5 1019.4 MAX. QNH PRESSURE IN HPA 1033.6 1029.8 1028.8 1027.8 1022.1 1021.3 1017.9 1025.2 1032.0 1031.0 1037.3 1031.2 1037.3 DAY 24 11 6 19 16 19 30 26 25 28 23 4 MIN. QNH PRESSURE IN HPA 1012.4 1004.4 1004.0 1007.9 1006.4 1007.5 1010.0 1010.6 1013.7 1011.8 1020.8 1015.1 1004.0 DAY 5 21 28 6 11 9 14 20 12 10 10 17 MEAN QFF PRESSURE IN HPA 1026.0 1020.3 1016.3 1014.9 1012.7 1009.5 1005.0 1010.3 1016.8 1021.0 1029.6 1023.7 1017.2 MAX. QFF PRESSURE IN HPA 1038.5 1033.4 1029.8 1027.3 1018.6 1016.1 1011.1 1018.6 1031.4 1031.0 1042.0 1034.7 1042.0 DAY 24 11 3 19 13 19 30 26 25 12 26 4 MIN. QFF PRESSURE IN HPA 1013.2 1000.2 999.3 1005.6 999.7 999.4 1001.7 1003.2 1007.7 1006.7 1018.7 1016.1 999.3 DAY 9 21 28 6 11 9 14 20 12 10 10 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.1 903.1 901.6 901.4 902.1 900.4 898.0 901.3 904.8 906.4 910.5 904.8 903.4 MAX. QFE PRESSURE IN HPA 916.3 913.8 912.4 912.4 906.2 905.8 902.2 908.4 915.2 913.7 918.5 912.1 918.5 DAY 24 11 6 19 14 22 30 26 25 27 22 26 MIN. QFE PRESSURE IN HPA 896.0 890.5 889.4 894.3 892.4 892.1 895.2 895.5 897.4 895.6 904.6 898.8 889.4 DAY 5 18 28 5 11 9 14 20 12 10 10 23 MEAN QNH PRESSURE IN HPA 1020.9 1017.7 1016.0 1015.8 1016.5 1014.6 1012.0 1015.7 1019.5 1021.3 1025.8 1019.5 1018.0 MAX. QNH PRESSURE IN HPA 1032.2 1029.5 1027.9 1027.9 1021.1 1020.6 1016.7 1023.5 1031.0 1029.3 1034.6 1027.6 1034.6 DAY 24 11 6 19 14 22 30 26 25 27 22 26 MIN. QNH PRESSURE IN HPA 1009.8 1003.8 1002.6 1008.0 1005.9 1005.5 1009.0 1009.3 1011.4 1009.4 1019.3 1012.9 1002.6 DAY 5 18 28 5 11 9 14 20 12 10 10 23 MEAN QFF PRESSURE IN HPA 1023.4 1018.2 1014.5 1013.6 1011.6 1008.2 1003.9 1009.0 1015.1 1018.8 1027.4 1021.1 1015.4 MAX. QFF PRESSURE IN HPA 1036.6 1032.6 1028.4 1027.9 1017.5 1015.4 1009.7 1016.7 1030.1 1028.9 1039.7 1032.3 1039.7 DAY 24 11 6 19 14 11 30 26 25 12 26 26 MIN. QFF PRESSURE IN HPA 1009.6 1000.6 997.7 1004.7 999.5 997.1 1000.9 1001.7 1005.0 1003.9 1016.8 1013.6 997.1 DAY 5 18 28 5 11 9 14 20 12 10 10 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.4 902.0 900.5 900.3 900.9 899.3 897.3 900.2 903.6 905.6 909.7 904.3 902.4 MAX. QFE PRESSURE IN HPA 915.1 913.1 911.3 913.0 905.1 904.7 901.2 907.6 914.5 913.1 918.2 911.7 918.2 DAY 24 11 6 19 14 22 30 26 25 27 22 26 MIN. QFE PRESSURE IN HPA 894.1 891.3 887.4 892.5 893.3 890.4 894.7 894.3 896.5 894.6 903.5 898.3 887.4 DAY 5 18 28 5 11 9 14 22 12 10 10 16 MEAN QNH PRESSURE IN HPA 1020.2 1016.4 1014.8 1014.6 1015.3 1013.5 1011.3 1014.4 1018.2 1020.5 1024.9 1019.0 1016.9 MAX. QNH PRESSURE IN HPA 1030.9 1028.7 1026.7 1028.6 1019.9 1019.4 1015.6 1022.6 1030.2 1028.7 1034.3 1027.1 1034.3 DAY 24 11 6 19 14 22 30 26 25 27 22 26 MIN. QNH PRESSURE IN HPA 1007.8 1004.7 1000.4 1006.0 1006.9 1003.7 1008.4 1008.0 1010.4 1008.3 1018.1 1012.4 1000.4 DAY 5 18 28 5 11 9 14 22 12 10 10 16 MEAN QFF PRESSURE IN HPA 1022.7 1016.9 1013.2 1012.6 1010.6 1007.5 1003.5 1008.2 1014.1 1018.2 1026.6 1020.6 1014.6 MAX. QFF PRESSURE IN HPA 1035.6 1031.7 1027.3 1029.3 1016.7 1013.7 1009.2 1016.4 1029.8 1027.8 1038.0 1032.1 1038.0 DAY 19 11 6 19 14 11 30 26 25 12 26 26 MIN. QFF PRESSURE IN HPA 1008.1 1001.8 995.4 1003.2 1000.9 996.0 1000.6 1000.6 1004.3 1003.4 1015.5 1012.1 995.4 DAY 5 18 28 5 11 9 16 22 12 10 7 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.1 902.7 901.2 900.9 901.4 899.5 897.5 900.4 904.4 906.5 910.6 905.1 903.0 MAX. QFE PRESSURE IN HPA 915.9 913.5 912.4 913.5 905.5 905.2 901.5 907.6 915.7 913.8 919.4 914.2 919.4 DAY 24 11 6 19 14 22 30 26 25 27 22 3 MIN. QFE PRESSURE IN HPA 895.7 892.4 887.9 892.5 894.2 890.0 894.0 894.7 896.7 895.5 904.1 897.9 887.9 DAY 5 5 28 5 10 9 16 21 12 10 10 16 MEAN QNH PRESSURE IN HPA 1021.0 1017.2 1015.6 1015.3 1015.8 1013.7 1011.5 1014.7 1019.1 1021.4 1025.9 1019.9 1017.6 MAX. QNH PRESSURE IN HPA 1031.8 1029.1 1027.9 1029.1 1020.3 1020.0 1015.9 1022.6 1031.6 1029.5 1035.6 1029.9 1035.6 DAY 24 11 6 19 14 22 30 26 25 27 22 3 MIN. QNH PRESSURE IN HPA 1009.5 1005.9 1000.9 1006.0 1007.9 1003.2 1007.6 1008.4 1010.6 1009.3 1018.8 1011.9 1000.9 DAY 5 5 28 5 10 9 16 21 12 10 10 16 MEAN QFF PRESSURE IN HPA 1024.9 1018.7 1015.1 1013.7 1011.1 1007.5 1003.8 1008.6 1016.1 1020.5 1029.1 1023.1 1016.0 MAX. QFF PRESSURE IN HPA 1037.3 1032.2 1030.0 1030.3 1017.0 1014.2 1009.2 1017.1 1032.1 1029.2 1041.2 1034.5 1041.2 DAY 19 11 6 19 14 18 30 26 25 27 26 3 MIN. QFF PRESSURE IN HPA 1011.2 1004.9 996.4 1003.6 1001.2 995.0 999.5 1001.7 1005.6 1005.2 1017.8 1014.5 995.0 DAY 5 21 28 5 10 9 16 22 12 10 7 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.9 903.5 902.5 902.3 902.7 900.8 898.5 901.9 905.6 907.5 911.3 905.6 904.1 MAX. QFE PRESSURE IN HPA 916.1 914.8 912.7 913.4 907.6 906.2 902.6 908.7 915.5 914.6 920.2 915.8 920.2 DAY 24 11 6 19 14 18 30 26 25 27 22 3 MIN. QFE PRESSURE IN HPA 897.2 892.9 890.6 894.1 893.7 891.8 895.8 895.7 898.1 897.1 905.1 898.4 890.6 DAY 5 5 28 5 10 9 16 21 12 10 7 16 MEAN QNH PRESSURE IN HPA 1021.8 1018.1 1017.0 1016.7 1017.2 1015.2 1012.6 1016.3 1020.5 1022.5 1026.6 1020.5 1018.8 MAX. QNH PRESSURE IN HPA 1032.0 1030.6 1028.2 1029.0 1022.6 1021.1 1017.1 1023.8 1031.3 1030.3 1036.5 1031.7 1036.5 DAY 24 11 6 19 14 18 30 26 25 27 22 3 MIN. QNH PRESSURE IN HPA 1011.2 1006.4 1003.9 1007.8 1007.3 1005.2 1009.6 1009.5 1012.2 1011.1 1019.9 1012.5 1003.9 DAY 5 5 28 5 10 9 16 21 12 10 7 16 MEAN QFF PRESSURE IN HPA 1025.1 1019.2 1015.9 1014.7 1012.4 1008.9 1004.6 1009.9 1016.4 1020.4 1028.9 1022.6 1016.6 MAX. QFF PRESSURE IN HPA 1037.9 1034.2 1030.1 1030.1 1019.1 1016.4 1010.3 1018.0 1031.1 1028.7 1040.5 1033.4 1040.5 DAY 19 11 6 19 14 11 29 26 25 27 26 3 MIN. QFF PRESSURE IN HPA 1010.4 1005.0 998.3 1004.1 1000.4 996.7 1000.7 1002.5 1005.9 1004.8 1017.1 1013.6 996.7 DAY 5 5 28 5 10 9 16 21 12 10 7 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.5 903.1 902.1 901.9 902.5 900.5 898.4 901.6 905.3 907.3 911.1 905.2 903.8 MAX. QFE PRESSURE IN HPA 916.1 913.0 912.3 911.8 906.8 905.8 902.7 908.6 914.5 914.6 920.2 915.3 920.2 DAY 19 11 6 19 16 22 29 26 25 27 22 3 MIN. QFE PRESSURE IN HPA 897.3 891.3 890.3 893.9 892.3 892.9 895.8 895.4 897.8 896.9 905.0 898.0 890.3 DAY 27 20 28 5 10 9 16 21 11 10 9 16 MEAN QNH PRESSURE IN HPA 1021.4 1017.7 1016.5 1016.3 1017.1 1014.8 1012.4 1016.0 1020.1 1022.3 1026.5 1019.9 1018.4 MAX. QNH PRESSURE IN HPA 1032.0 1028.6 1027.8 1027.3 1021.7 1020.6 1017.2 1023.7 1030.2 1030.3 1036.5 1031.1 1036.5 DAY 19 11 6 19 16 22 29 26 25 27 22 3 MIN. QNH PRESSURE IN HPA 1011.3 1004.7 1003.6 1007.5 1005.8 1006.4 1009.6 1009.2 1011.8 1010.8 1019.8 1012.0 1003.6 DAY 27 20 28 5 10 9 16 21 11 10 9 16 MEAN QFF PRESSURE IN HPA 1023.9 1018.2 1015.0 1014.1 1012.0 1008.4 1004.3 1009.4 1015.8 1019.8 1028.2 1021.5 1015.9 MAX. QFF PRESSURE IN HPA 1037.7 1031.3 1029.3 1028.8 1017.8 1016.0 1010.4 1017.7 1029.1 1029.0 1039.4 1031.8 1039.4 DAY 24 11 6 19 14 11 29 26 25 27 22 3 MIN. QFF PRESSURE IN HPA 1010.3 1001.7 997.9 1003.8 998.7 997.9 1001.0 1002.1 1006.3 1004.2 1016.7 1013.0 997.9 DAY 5 20 28 5 10 9 16 21 11 10 7 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1963 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.4 7.6 7.3 15.7 18.2 25.0 27.1 24.6 20.7 15.6 7.0 0.6 14.6 MINIMUN AIR TEMPERATURE (C) -1.4 1.6 1.6 9.2 12.1 17.3 18.3 15.8 11.4 7.4 0.9 -4.9 7.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 1 0 0 0 0 8 DAYS WITH MINIMUM TEMP. <=-4 7 1 2 0 0 0 0 0 0 0 4 12 26 DAYS WITH FREEZING MIN.<= 0 24 11 10 0 0 0 0 0 0 0 15 30 90 TEMPERATURE RECORDS LOWEST(C) -7.0 -10.0 -7.0 2.0 3.0 13.0 12.0 12.0 4.0 1.0 -7.0 -18.0 -18.0 DAY 10 10 8 3 15 16 1 27 15 11 28 30 MAXIMUM AIR TEMPERATURE (C) 13.6 14.3 14.1 22.5 24.3 32.3 34.4 32.2 29.3 24.1 15.0 8.1 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 3 25 30 30 15 2 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 7 8 TEMPERATURE RECORDS HIGHEST(C) 24.0 25.0 27.0 33.0 33.0 37.0 38.0 35.0 37.0 31.0 24.0 18.0 38.0 DAY 27 24 25 12 29 4 17 13 22 16 4 21 DIF. BETWEEN (MAX.-MIN.) (C) 15.0 12.7 12.5 13.3 12.2 15.0 16.1 16.4 17.9 16.7 14.1 13.0 14.6 MEAN DAILY TEMP. (MDT) (C) 6.1 8.0 7.8 15.8 18.2 24.8 26.4 24.0 20.4 15.8 7.9 1.6 14.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 5.0 11.0 114.0 167.5 93.5 33.5 0.0 0.0 0.0 424.5 HEATING DEG. DAYS(BASE 18 0C) 367.5 281.0 315.0 88.5 37.5 0.0 0.0 0.0 12.0 80.0 301.5 508.5 1991.5 DEWPOINT (MEAN C) 0.6 2.0 2.2 9.0 11.6 11.8 10.7 9.2 6.3 5.1 2.2 -2.9 5.7 MIXING RATIO (G/KG) 4.57 5.05 5.14 8.24 9.80 10.04 9.31 8.41 6.94 6.34 5.11 3.66 6.88 VAPOUR PRESSURE (HPA) 6.59 7.27 7.38 11.76 13.92 14.27 13.23 12.00 9.97 9.14 7.39 5.29 9.85 SATURATION DEF. (HPA) 3.19 4.13 3.77 7.18 8.01 18.80 24.23 20.49 16.31 9.96 3.43 1.90 10.12 RELATIVE HUMIDITY (MEAN %) 74 71 75 69 69 47 38 39 43 53 74 80 61 RELATIVE HUMIDITY (MAX. %) 91 90 93 90 93 66 53 54 58 71 93 93 79 RELATIVE HUMIDITY (MIN. %) 54 51 53 45 47 31 25 27 28 37 53 63 43 RELATIVE HUMIDITY (MEAN% 03UTC) 89 87 89 86 81 59 49 51 56 67 88 89 74 RELATIVE HUMIDITY (MEAN% 09UTC) 57 57 61 50 55 35 28 30 31 41 58 67 48 RELATIVE HUMIDITY (MEAN% 15UTC) 71 63 68 61 57 38 30 32 36 48 71 79 55 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 7.0 9.0 36.0 44.2 113.4 0.6 2.0 2.0 4.0 4.0 15.3 23.8 261.3 DAYS WITH PRECIPITATION >=10 0 0 1 1 3 0 0 0 0 0 0 0 5 DAYS WITH PRECIPITATION >= 5 1 0 2 3 7 0 0 0 0 0 1 2 16 DAYS WITH PRECIPITATION >= 1 1 4 8 11 14 0 1 2 1 1 4 4 51 DAYS WITH PRECIPITATION 1 10 14 16 21 2 1 2 1 4 8 9 89 GREATEST DAILY PRECIPITATION 7.0 4.0 10.0 14.0 43.0 0.6 2.0 1.0 4.0 4.0 8.0 8.0 43.0 DAY 5 4 13 17 18 30 1 1 10 18 13 25 DAY WITH THUNDER STORM 0 1 2 4 11 1 0 0 0 0 0 0 19 DAYS WITH SNOW OR SLEET 1 3 3 0 0 0 0 0 0 0 0 6 13 DAYS WITH DUST 0 3 5 1 1 16 9 11 5 3 3 2 59 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 90 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 5.1 8.3 7.8 7.3 6.5 5.6 8.4 8.8 5.7 5.8 5.5 7.2 6.2 PREVAILING WIND PERCENT 16.5 23.2 19.8 22.1 19.0 20.4 18.1 19.4 27.9 30.6 21.7 16.1 20.2 CALMS PERCENT OF WIND 32.7 26.3 24.2 22.5 25.8 15.8 29.0 27.4 21.7 27.4 42.1 48.0 28.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 233 172 205 148 139 105 60 80 132 155 165 222 132 VECTOR WIND MAGNITUDE(KNOTS) 0.5 1.8 1.0 2.4 1.1 2.8 2.6 2.7 2.7 2.0 1.3 0.7 1.3 WIND STEADINESES (MEAN %) 15.6 37.5 18.2 46.2 22.4 43.7 53.1 56.3 54.0 50.0 43.3 21.9 28.3 WIND SPEED (MEAN KNOTS) 3.2 4.8 5.5 5.2 4.9 6.4 4.9 4.8 5.0 4.0 3.0 3.2 4.6 FASTEST WIND DIRECTION 340 180 310 180 90 90 340 60 160 130 130 340 310 FASTEST WIND SPEED (KNOTS) 18 24 38 20 22 20 18 16 18 18 24 28 38 DAY 5 26 20 28 6 10 20 16 22 9 2 11 DAYS WITH SKY CLEAR (0-2)/8 12 3 9 4 6 23 29 29 28 22 15 14 194 DAYS WITH P.CLOUDY (3-6)/8 15 14 11 14 16 6 2 2 1 8 9 9 107 DAYS WITH CLOUDY (7-8)/8 4 11 11 12 9 1 0 0 1 1 6 8 64 DAYS WITH VISIBILITY =< 2 KM 1 1 2 0 1 0 0 0 0 0 2 7 14 DURATION OF SUNSHINE HOURS 197.5 129.1 157.1 171.0 223.7 328.4 377.2 364.7 310.8 267.2 196.8 165.8 2889.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.0 903.8 900.6 899.7 898.4 899.6 897.9 899.8 903.8 906.6 906.5 905.6 902.3 MAX. QFE PRESSURE IN HPA 912.2 913.3 910.1 910.4 904.9 907.2 903.1 905.3 916.4 916.0 915.9 920.0 920.0 DAY-HOUR 6- 6 6- 6 23- 6 2-18 14-18 13- 3 29- 6 5-18 24- 6 18- 6 2-18 26-18 MIN. QFE PRESSURE IN HPA 899.1 895.6 890.5 892.9 890.1 894.1 893.7 893.9 896.2 900.2 899.0 892.7 890.1 DAY-HOUR 4-12 12-12 5-15 16-12 3-15 16-12 5-15 2-15 3-12 31-12 16-12 11- 9 MEAN QNH PRESSURE IN HPA 1019.7 1018.5 1014.9 1013.9 1012.5 1013.9 1011.9 1014.0 1018.4 1021.6 1021.4 1020.4 1016.8 MAX. QNH PRESSURE IN HPA 1027.7 1028.9 1025.4 1025.7 1019.7 1022.2 1017.7 1020.1 1032.3 1031.9 1031.8 1036.3 1036.3 DAY-HOUR 6- 6 6- 6 23- 6 2-18 14-18 13- 3 29- 6 5-18 24- 6 18- 6 2-18 26-18 MIN. QNH PRESSURE IN HPA 1013.3 1009.4 1003.8 1006.4 1003.3 1007.8 1007.3 1007.5 1010.1 1014.5 1013.1 1006.2 1003.3 DAY-HOUR 4-12 12-12 5-15 16-12 3-15 16-12 5-15 2-15 3-12 31-12 16-12 11- 9 MEAN QFF PRESSURE IN HPA 1021.1 1018.8 1015.3 1010.6 1008.0 1006.7 1004.1 1007.2 1013.3 1018.5 1022.0 1024.0 1014.1 MAX. QFF PRESSURE IN HPA 1032.5 1031.8 1027.8 1025.8 1018.1 1015.9 1010.1 1014.0 1028.3 1032.0 1035.0 1046.0 1046.0 DAY-HOUR 6- 6 7- 6 7-18 2-18 14-21 13- 3 29- 6 6- 3 24- 6 18-18 27- 3 26-18 MIN. QFF PRESSURE IN HPA 1013.8 1006.2 1002.7 1001.8 997.9 1000.6 998.8 999.6 1003.6 1011.2 1011.8 1006.4 997.9 DAY-HOUR 26-12 26- 0 5-15 12-12 3-15 30-12 5-15 2-15 3-12 23-21 16- 9 11- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.9 903.8 900.4 899.5 898.4 899.7 897.7 899.7 903.7 906.7 906.4 905.5 902.2 MAX. QFE PRESSURE IN HPA 911.0 912.3 908.2 908.2 903.7 906.2 901.6 904.6 914.0 912.6 915.4 918.4 918.4 DAY 6 7 23 3 14 13 29 6 25 19 27 27 MIN. QFE PRESSURE IN HPA 900.5 896.4 894.1 893.8 892.6 894.9 895.2 896.0 898.0 902.2 900.4 894.8 892.6 DAY 2 13 17 16 12 10 5 13 4 31 16 11 MEAN QNH PRESSURE IN HPA 1019.6 1018.4 1014.7 1013.7 1012.4 1013.9 1011.7 1013.9 1018.4 1021.6 1021.3 1020.3 1016.7 MAX. QNH PRESSURE IN HPA 1026.4 1027.8 1023.3 1023.3 1018.3 1021.1 1016.0 1019.3 1029.7 1028.1 1031.2 1034.5 1034.5 DAY 6 7 23 3 14 13 29 6 25 19 27 27 MIN. QNH PRESSURE IN HPA 1014.8 1010.3 1007.8 1007.4 1006.1 1008.6 1009.0 1009.8 1012.0 1016.7 1014.7 1008.5 1006.1 DAY 2 13 17 16 12 10 5 13 4 31 16 11 MEAN QFF PRESSURE IN HPA 1020.4 1018.4 1014.9 1010.4 1008.1 1006.9 1004.0 1007.2 1013.2 1018.4 1021.5 1023.5 1013.9 MAX. QFF PRESSURE IN HPA 1030.2 1030.8 1025.9 1023.4 1017.3 1014.2 1008.7 1013.6 1026.2 1029.5 1034.3 1044.1 1044.1 DAY 6 7 8 3 15 13 29 6 25 19 27 27 MIN. QFF PRESSURE IN HPA 1015.2 1006.2 1004.2 1003.0 1001.7 1001.0 1001.0 1002.8 1005.6 1012.8 1012.6 1008.7 1001.0 DAY 26 26 17 16 30 10 5 3 4 1 12 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.3 904.4 901.1 900.2 899.1 900.5 898.7 900.6 904.3 907.3 906.8 905.9 902.8 MAX. QFE PRESSURE IN HPA 911.0 912.7 909.2 908.7 904.3 907.2 902.8 905.1 915.3 912.6 915.3 918.1 918.1 DAY 6 6 23 3 14 13 29 6 24 19 27 27 MIN. QFE PRESSURE IN HPA 900.9 897.5 895.6 894.4 892.5 895.7 895.9 897.3 898.4 902.7 900.2 895.0 892.5 DAY 2 13 17 16 12 10 5 12 3 31 16 11 MEAN QNH PRESSURE IN HPA 1020.0 1019.1 1015.5 1014.5 1013.2 1014.8 1012.8 1014.9 1019.0 1022.3 1021.8 1020.8 1017.4 MAX. QNH PRESSURE IN HPA 1026.4 1028.2 1024.4 1023.8 1019.0 1022.2 1017.3 1019.9 1031.1 1028.1 1031.1 1034.2 1034.2 DAY 6 6 23 3 14 13 29 6 24 19 27 27 MIN. QNH PRESSURE IN HPA 1015.2 1011.5 1009.4 1008.1 1006.0 1009.5 1009.7 1011.3 1012.5 1017.2 1014.5 1008.7 1006.0 DAY 2 13 17 16 12 10 5 12 3 31 16 11 MEAN QFF PRESSURE IN HPA 1022.5 1020.2 1016.5 1011.6 1008.8 1007.7 1005.2 1008.4 1014.7 1020.2 1023.3 1025.2 1015.4 MAX. QFF PRESSURE IN HPA 1030.8 1031.1 1026.5 1024.7 1017.6 1015.9 1010.1 1014.0 1027.9 1029.5 1035.0 1043.9 1043.9 DAY 6 7 23 3 15 13 10 6 24 19 27 27 MIN. QFF PRESSURE IN HPA 1017.9 1008.7 1006.8 1004.7 1002.0 1001.6 1001.4 1004.2 1006.8 1014.5 1015.0 1009.3 1001.4 DAY 2 26 31 16 11 10 5 2 3 17 25 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 905.1 901.7 900.8 899.4 900.7 899.0 901.0 905.0 908.0 907.6 906.8 903.4 MAX. QFE PRESSURE IN HPA 912.2 913.3 910.1 909.6 904.8 906.5 903.1 905.2 916.4 916.0 915.1 919.3 919.3 DAY 6 6 23 2 14 13 29 5 24 18 27 26 MIN. QFE PRESSURE IN HPA 901.5 897.9 895.9 894.3 893.4 896.3 896.5 897.3 898.9 903.2 900.6 894.9 893.4 DAY 4 26 20 16 12 16 5 12 4 31 16 11 MEAN QNH PRESSURE IN HPA 1021.2 1019.9 1016.2 1015.2 1013.6 1015.1 1013.1 1015.3 1019.7 1023.0 1022.6 1021.7 1018.1 MAX. QNH PRESSURE IN HPA 1027.7 1028.9 1025.4 1024.8 1019.5 1021.4 1017.7 1020.0 1032.3 1031.9 1030.9 1035.5 1035.5 DAY 6 6 23 2 14 13 29 5 24 18 27 26 MIN. QNH PRESSURE IN HPA 1015.9 1011.9 1009.7 1008.0 1007.0 1010.2 1010.4 1011.3 1013.0 1017.8 1014.9 1008.6 1007.0 DAY 4 26 20 16 12 16 5 12 4 31 16 11 MEAN QFF PRESSURE IN HPA 1022.8 1020.6 1016.6 1011.9 1009.1 1007.9 1005.1 1008.2 1014.3 1019.8 1023.2 1025.5 1015.4 MAX. QFF PRESSURE IN HPA 1032.5 1031.8 1026.7 1024.5 1017.4 1015.3 1010.1 1013.4 1028.3 1030.6 1034.9 1044.9 1044.9 DAY 6 7 8 2 14 13 29 5 24 18 27 26 MIN. QFF PRESSURE IN HPA 1017.6 1007.7 1006.5 1004.1 1002.8 1002.1 1001.9 1003.8 1006.3 1014.8 1014.1 1009.6 1001.9 DAY 26 26 31 16 30 10 5 2 4 17 16 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.5 903.5 900.5 899.4 898.3 899.7 898.1 900.0 903.8 906.4 905.8 905.2 902.1 MAX. QFE PRESSURE IN HPA 910.8 912.4 908.4 908.9 904.3 905.4 901.9 904.6 914.4 915.9 911.6 918.0 918.0 DAY 6 6 23 2 14 13 29 5 24 18 27 26 MIN. QFE PRESSURE IN HPA 900.0 897.1 893.6 893.0 892.3 895.2 895.7 896.3 897.6 901.7 899.5 892.7 892.3 DAY 4 12 20 16 11 16 5 2 3 31 16 11 MEAN QNH PRESSURE IN HPA 1019.3 1018.1 1014.8 1013.6 1012.4 1013.9 1012.1 1014.3 1018.4 1021.2 1020.7 1020.0 1016.6 MAX. QNH PRESSURE IN HPA 1026.1 1027.9 1023.5 1024.1 1019.0 1020.2 1016.3 1019.3 1030.1 1031.8 1027.0 1034.1 1034.1 DAY 6 6 23 2 14 13 29 5 24 18 27 26 MIN. QNH PRESSURE IN HPA 1014.3 1011.1 1007.2 1006.5 1005.8 1009.0 1009.5 1010.2 1011.6 1016.1 1013.7 1006.2 1005.8 DAY 4 12 20 16 11 16 5 2 3 31 16 11 MEAN QFF PRESSURE IN HPA 1020.0 1018.0 1014.9 1009.8 1007.8 1006.6 1004.1 1007.1 1012.8 1017.6 1020.6 1023.0 1013.5 MAX. QFF PRESSURE IN HPA 1030.8 1030.1 1024.2 1023.2 1017.0 1014.1 1008.5 1012.6 1025.8 1030.3 1030.9 1043.4 1043.4 DAY 6 7 8 2 14 13 29 5 24 18 27 26 MIN. QFF PRESSURE IN HPA 1014.9 1009.3 1003.3 1002.6 1001.3 1001.7 1001.2 1002.3 1004.6 1012.4 1011.8 1006.4 1001.2 DAY 26 26 31 16 6 10 5 2 3 17 16 11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.0 902.5 899.3 898.4 897.2 898.5 896.9 898.7 902.5 905.2 905.2 904.7 901.1 MAX. QFE PRESSURE IN HPA 910.4 911.7 906.9 908.2 903.9 903.9 900.9 903.9 913.1 915.0 912.0 918.4 918.4 DAY 6 6 1 2 14 13 29 5 24 18 2 26 MIN. QFE PRESSURE IN HPA 899.1 895.6 891.5 892.9 890.6 894.1 894.4 894.0 896.2 900.2 899.0 892.8 890.6 DAY 4 12 5 16 3 16 5 2 3 31 16 11 MEAN QNH PRESSURE IN HPA 1018.6 1017.0 1013.5 1012.5 1011.2 1012.5 1010.8 1012.8 1017.0 1020.0 1020.0 1019.4 1015.4 MAX. QNH PRESSURE IN HPA 1025.7 1027.1 1021.9 1023.3 1018.5 1018.5 1015.2 1018.5 1028.7 1030.8 1027.5 1034.5 1034.5 DAY 6 6 1 2 14 13 29 5 24 18 2 26 MIN. QNH PRESSURE IN HPA 1013.3 1009.4 1004.9 1006.4 1003.9 1007.8 1008.1 1007.6 1010.1 1014.5 1013.1 1006.3 1003.9 DAY 4 12 5 16 3 16 5 2 3 31 16 11 MEAN QFF PRESSURE IN HPA 1019.2 1016.9 1013.6 1009.1 1006.7 1005.4 1003.0 1006.0 1011.6 1016.6 1020.1 1022.5 1012.6 MAX. QFF PRESSURE IN HPA 1030.1 1029.3 1023.5 1022.6 1016.3 1012.4 1007.8 1012.3 1024.5 1030.0 1028.7 1043.9 1043.9 DAY 6 6 1 2 14 13 29 5 24 18 27 26 MIN. QFF PRESSURE IN HPA 1013.8 1008.7 1002.8 1001.8 998.5 1000.6 999.9 999.7 1003.6 1011.3 1012.0 1007.8 998.5 DAY 26 24 5 12 3 30 5 2 3 23 16 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.7 903.2 900.1 899.1 897.5 898.6 897.1 898.8 903.0 906.0 906.2 905.3 901.6 MAX. QFE PRESSURE IN HPA 911.0 912.6 907.8 909.4 903.9 903.9 900.9 904.1 914.3 915.0 915.5 919.7 919.7 DAY 5 6 1 2 14 13 29 5 24 18 2 26 MIN. QFE PRESSURE IN HPA 899.3 896.7 890.5 894.5 890.1 894.1 893.7 893.9 896.6 900.8 900.5 895.3 890.1 DAY 4 12 5 16 3 16 5 2 3 31 16 10 MEAN QNH PRESSURE IN HPA 1019.4 1017.8 1014.3 1013.2 1011.5 1012.7 1011.0 1012.9 1017.5 1020.9 1021.1 1020.1 1016.0 MAX. QNH PRESSURE IN HPA 1026.4 1028.1 1022.8 1024.6 1018.5 1018.5 1015.2 1018.8 1030.0 1030.8 1031.3 1036.0 1036.0 DAY 5 6 1 2 14 13 29 5 24 18 2 26 MIN. QNH PRESSURE IN HPA 1013.5 1010.6 1003.8 1008.2 1003.3 1007.8 1007.3 1007.5 1010.5 1015.1 1014.8 1009.1 1003.3 DAY 4 12 5 16 3 16 5 2 3 31 16 10 MEAN QFF PRESSURE IN HPA 1021.7 1018.8 1015.2 1010.3 1007.1 1005.6 1003.3 1006.4 1013.1 1018.8 1022.6 1024.5 1013.9 MAX. QFF PRESSURE IN HPA 1031.0 1031.0 1025.4 1024.8 1016.6 1013.0 1007.8 1012.6 1027.2 1030.6 1032.7 1045.6 1045.6 DAY 6 6 7 2 14 13 29 5 24 18 2 26 MIN. QFF PRESSURE IN HPA 1015.3 1010.6 1002.7 1003.5 997.9 1000.9 998.8 999.6 1004.5 1012.6 1015.1 1009.7 997.9 DAY 4 23 5 12 3 16 5 2 3 23 16 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.2 904.1 901.1 900.4 898.9 900.0 898.2 900.1 904.2 907.0 907.0 905.8 902.7 MAX. QFE PRESSURE IN HPA 912.0 913.2 908.9 910.4 904.9 904.2 902.0 905.3 915.1 915.2 915.9 920.0 920.0 DAY 5 6 1 2 14 27 29 5 24 18 2 26 MIN. QFE PRESSURE IN HPA 901.0 896.2 892.0 895.6 891.6 895.7 895.4 896.5 898.0 902.5 900.6 896.2 891.6 DAY 1 12 5 16 11 9 5 12 3 23 24 10 MEAN QNH PRESSURE IN HPA 1020.0 1018.8 1015.5 1014.7 1013.0 1014.3 1012.2 1014.4 1018.9 1021.9 1022.0 1020.6 1017.2 MAX. QNH PRESSURE IN HPA 1027.5 1028.8 1024.1 1025.7 1019.7 1018.9 1016.5 1020.1 1030.9 1031.0 1031.8 1036.3 1036.3 DAY 5 6 1 2 14 27 29 5 24 18 2 26 MIN. QNH PRESSURE IN HPA 1015.4 1010.1 1005.4 1009.4 1005.0 1009.5 1009.2 1010.4 1012.0 1017.0 1014.9 1010.1 1005.0 DAY 1 12 5 16 11 9 5 12 3 23 24 10 MEAN QFF PRESSURE IN HPA 1021.6 1019.3 1015.9 1011.3 1008.5 1007.2 1004.2 1007.3 1013.5 1018.7 1022.7 1024.5 1014.6 MAX. QFF PRESSURE IN HPA 1031.6 1031.7 1027.8 1025.8 1017.9 1013.5 1008.7 1013.9 1027.3 1032.0 1032.2 1046.0 1046.0 DAY 6 6 7 2 14 13 29 5 24 18 2 26 MIN. QFF PRESSURE IN HPA 1015.1 1009.3 1004.1 1004.5 1000.9 1002.0 1000.6 1002.4 1005.1 1011.3 1013.6 1010.7 1000.6 DAY 26 25 5 10 30 9 5 2 3 23 24 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.0 904.1 900.8 899.8 898.6 899.6 897.9 899.8 904.0 906.8 906.8 905.5 902.4 MAX. QFE PRESSURE IN HPA 911.4 912.6 907.7 908.7 904.4 904.6 901.6 905.1 914.4 914.5 915.5 919.4 919.4 DAY 5 6 22 2 14 12 28 5 24 18 26 26 MIN. QFE PRESSURE IN HPA 900.5 896.4 893.1 894.8 891.6 894.2 895.7 895.8 898.0 902.1 900.4 895.5 891.6 DAY 1 12 5 15 11 16 5 2 3 31 24 31 MEAN QNH PRESSURE IN HPA 1019.8 1018.7 1015.2 1014.1 1012.7 1013.8 1012.0 1014.0 1018.6 1021.7 1021.7 1020.3 1016.9 MAX. QNH PRESSURE IN HPA 1026.8 1028.1 1022.7 1023.8 1019.1 1019.3 1016.0 1019.9 1030.1 1030.2 1031.3 1035.6 1035.6 DAY 5 6 22 2 14 12 28 5 24 18 26 26 MIN. QNH PRESSURE IN HPA 1014.8 1010.3 1006.6 1008.5 1005.0 1007.9 1009.5 1009.6 1012.0 1016.6 1014.7 1009.3 1005.0 DAY 1 12 5 15 11 16 5 2 3 31 24 31 MEAN QFF PRESSURE IN HPA 1020.6 1018.7 1015.2 1010.3 1008.1 1006.6 1003.9 1006.9 1013.1 1018.2 1021.9 1023.4 1013.9 MAX. QFF PRESSURE IN HPA 1030.3 1031.3 1027.0 1023.5 1018.1 1012.2 1008.4 1013.7 1026.3 1031.1 1033.3 1045.2 1045.2 DAY 5 6 7 2 14 13 28 5 24 18 26 26 MIN. QFF PRESSURE IN HPA 1015.0 1006.8 1004.7 1004.0 1001.1 1001.2 1000.9 1001.3 1005.3 1011.2 1012.9 1009.8 1000.9 DAY 25 25 16 12 30 9 5 2 3 23 24 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1964 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -7.6 2.7 10.4 12.0 19.6 24.9 27.1 25.6 19.7 10.7 7.5 -2.5 12.5 MINIMUN AIR TEMPERATURE (C) -14.0 -1.5 5.4 7.1 11.7 15.8 19.2 16.7 10.7 2.1 -0.2 -8.7 5.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 9 3 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 30 6 0 0 0 0 0 0 0 3 6 23 68 DAYS WITH FREEZING MIN.<= 0 31 20 3 0 0 0 0 0 0 12 16 29 111 TEMPERATURE RECORDS LOWEST(C) -22.0 -15.0 -2.0 1.0 6.0 11.0 13.0 11.0 5.0 -5.0 -8.0 -25.0 -25.0 DAY 31 1 10 16 3 5 29 23 18 15 29 28 MAXIMUM AIR TEMPERATURE (C) -0.2 8.1 16.9 17.6 26.5 32.2 33.8 33.5 28.2 19.7 16.4 5.7 19.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 0 7 26 30 25 11 1 0 0 101 DAYS WITH MAXIMUM TEMP. <= 0 17 1 0 0 0 0 0 0 0 0 0 8 26 TEMPERATURE RECORDS HIGHEST(C) 6.0 18.0 30.0 29.0 32.0 35.0 39.0 39.0 34.0 31.0 26.0 18.0 39.0 DAY 17 24 27 30 30 11 9 13 1 3 22 25 DIF. BETWEEN (MAX.-MIN.) (C) 13.8 9.6 11.5 10.5 14.8 16.4 14.6 16.8 17.5 17.6 16.6 14.4 14.5 MEAN DAILY TEMP. (MDT) (C) -7.1 3.3 11.1 12.3 19.1 24.0 26.5 25.1 19.5 10.9 8.1 -1.5 12.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.5 8.0 90.0 171.0 128.5 16.0 0.0 0.0 0.0 414.0 HEATING DEG. DAYS(BASE 18 0C) 778.0 426.0 217.0 176.0 20.0 0.0 0.0 0.0 16.5 220.0 297.5 605.5 2756.5 DEWPOINT (MEAN C) -10.4 0.9 3.5 5.4 5.2 3.9 7.3 4.1 1.3 -3.4 -3.6 -8.6 0.5 MIXING RATIO (G/KG) 2.09 4.68 5.58 6.41 6.38 5.87 7.51 5.99 4.85 3.47 3.38 2.40 4.88 VAPOUR PRESSURE (HPA) 3.03 6.74 8.02 9.17 9.15 8.39 10.69 8.56 6.98 5.04 4.89 3.48 7.01 SATURATION DEF. (HPA) 0.71 1.04 5.53 5.57 14.87 24.43 26.66 26.10 17.63 9.18 6.58 2.34 11.72 RELATIVE HUMIDITY (MEAN %) 81 88 68 68 44 28 31 28 32 40 51 66 52 RELATIVE HUMIDITY (MAX. %) 92 97 90 88 66 43 47 42 51 59 72 84 69 RELATIVE HUMIDITY (MIN. %) 66 76 44 46 25 17 19 16 18 25 30 46 36 RELATIVE HUMIDITY (MEAN% 03UTC) 84 92 83 82 58 36 42 39 45 54 68 76 63 RELATIVE HUMIDITY (MEAN% 09UTC) 77 81 53 55 32 19 23 18 23 29 35 55 42 RELATIVE HUMIDITY (MEAN% 15UTC) 81 88 60 64 34 20 23 20 24 35 46 65 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 12.0 37.8 57.3 72.2 4.6 0.2 4.0 0.0 0.0 0.0 10.0 17.0 215.1 DAYS WITH PRECIPITATION >=10 0 1 1 2 0 0 0 0 0 0 0 1 5 DAYS WITH PRECIPITATION >= 5 1 2 3 7 0 0 0 0 0 0 1 1 15 DAYS WITH PRECIPITATION >= 1 4 9 7 11 3 0 1 0 0 0 2 3 40 DAYS WITH PRECIPITATION 4 10 12 18 6 1 1 0 0 2 4 3 61 GREATEST DAILY PRECIPITATION 8.0 12.0 37.0 14.4 2.0 0.2 4.0 0.0 0.0 0.0 8.0 14.0 37.0 DAY 19 14 29 24 20 24 27 ** ** ** 11 26 DAY WITH THUNDER STORM 0 0 2 5 1 0 1 0 0 0 1 0 10 DAYS WITH SNOW OR SLEET 4 6 0 0 0 0 0 0 0 0 1 3 14 DAYS WITH DUST 1 0 5 5 4 18 20 15 19 7 3 1 98 WIND DIRECTION (PREVAILING) 360 180 180 180 180 90 90 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 7.8 6.4 7.6 7.7 6.2 9.0 9.5 4.7 5.4 6.6 6.8 5.8 6.4 PREVAILING WIND PERCENT 21.0 28.9 28.6 27.5 27.4 17.9 19.4 19.0 29.6 27.4 16.7 19.4 21.5 CALMS PERCENT OF WIND 47.2 37.1 27.8 21.7 27.4 26.3 27.4 28.6 22.5 31.9 44.6 45.2 32.3 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 327 184 200 153 139 105 66 109 131 161 235 202 136 VECTOR WIND MAGNITUDE(KNOTS) 1.3 0.9 1.4 1.8 2.3 2.4 2.6 2.9 2.6 2.3 1.1 0.9 1.2 WIND STEADINESES (MEAN %) 40.6 23.7 24.6 30.0 47.9 49.0 46.4 60.4 54.2 56.1 33.3 31.0 26.7 WIND SPEED (MEAN KNOTS) 3.2 3.8 5.7 6.0 4.8 4.9 5.6 4.8 4.8 4.1 3.3 2.9 4.5 FASTEST WIND DIRECTION 360 360 360 230 360 100 310 70 70 360 180 160 360 FASTEST WIND SPEED (KNOTS) 28 20 30 24 20 30 20 16 18 22 18 18 30 DAY 19 16 7 8 12 1 13 16 16 4 10 25 DAYS WITH SKY CLEAR (0-2)/8 25 5 1 7 17 29 26 31 30 27 18 17 233 DAYS WITH P.CLOUDY (3-6)/8 4 14 18 10 11 1 5 0 0 4 10 10 87 DAYS WITH CLOUDY (7-8)/8 2 10 12 13 3 0 0 0 0 0 2 4 46 DAYS WITH VISIBILITY =< 2 KM 2 4 3 3 0 0 0 0 0 0 2 1 15 DURATION OF SUNSHINE HOURS 225.9 138.4 158.1 180.6 280.7 361.1 353.2 365.7 323.2 279.1 205.6 178.6 3050.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.1 903.1 902.6 899.8 901.9 898.5 897.3 898.0 903.4 908.6 905.9 909.0 902.9 MAX. QFE PRESSURE IN HPA 917.8 912.9 912.2 912.8 907.2 905.8 903.7 904.2 911.1 916.0 919.2 918.0 919.2 DAY-HOUR 30- 6 28- 6 18- 6 24-21 2-21 3- 3 22- 3 21- 6 29- 6 30- 3 11- 6 1- 6 MIN. QFE PRESSURE IN HPA 886.0 896.6 893.9 888.5 894.5 891.1 892.9 891.4 897.4 896.7 885.5 896.7 885.5 DAY-HOUR 19- 9 4- 3 4- 9 7-15 12- 0 15-15 2-15 13-12 11-12 3-12 27-21 24-21 MEAN QNH PRESSURE IN HPA 1021.0 1017.7 1017.1 1014.0 1016.3 1012.6 1011.3 1012.1 1018.0 1023.7 1020.8 1024.2 1017.4 MAX. QNH PRESSURE IN HPA 1033.9 1028.5 1027.7 1028.4 1022.2 1020.6 1018.3 1018.9 1026.5 1031.9 1035.4 1034.1 1035.4 DAY-HOUR 30- 6 28- 6 18- 6 24-21 2-21 3- 3 22- 3 21- 6 29- 6 30- 3 11- 6 1- 6 MIN. QNH PRESSURE IN HPA 998.8 1010.5 1007.5 1001.6 1008.2 1004.4 1006.4 1004.8 1011.4 1010.6 998.3 1010.6 998.3 DAY-HOUR 19- 9 4- 3 4- 9 7-15 12- 0 15-15 2-15 13-12 11-12 3-12 27-21 24-21 MEAN QFF PRESSURE IN HPA 1028.6 1020.2 1016.3 1012.3 1011.6 1005.8 1003.5 1005.0 1013.4 1022.9 1021.3 1029.4 1015.9 MAX. QFF PRESSURE IN HPA 1045.5 1034.1 1028.8 1027.6 1022.1 1014.2 1012.0 1013.8 1023.1 1034.7 1038.2 1043.2 1045.5 DAY-HOUR 30-15 28- 6 8-18 24-21 2-21 4-18 27- 6 22- 6 18- 6 30- 3 30- 6 10- 3 MIN. QFF PRESSURE IN HPA 1002.2 1010.3 1006.1 997.0 1002.0 996.8 997.6 995.8 1005.4 1005.9 996.0 1011.0 995.8 DAY-HOUR 19- 9 24-12 13- 9 7-15 12- 0 15-15 9-15 13-12 3-12 3-12 27-21 25- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.9 903.0 902.6 899.8 901.8 898.6 897.2 897.9 903.3 908.5 905.9 908.9 902.8 MAX. QFE PRESSURE IN HPA 913.5 909.9 909.8 911.8 906.3 905.1 902.3 902.8 909.3 915.4 916.5 916.0 916.5 DAY 22 28 18 25 17 3 27 22 17 30 11 10 MIN. QFE PRESSURE IN HPA 887.9 896.7 895.2 889.5 894.5 892.9 893.4 894.0 899.5 899.7 889.3 897.1 887.9 DAY 19 11 4 10 12 29 8 13 3 3 28 25 MEAN QNH PRESSURE IN HPA 1020.7 1017.5 1017.1 1014.0 1016.2 1012.8 1011.2 1011.9 1017.9 1023.6 1020.8 1024.0 1017.3 MAX. QNH PRESSURE IN HPA 1029.1 1025.2 1025.0 1027.3 1021.2 1019.9 1016.8 1017.3 1024.5 1031.2 1032.4 1031.9 1032.4 DAY 22 28 18 25 17 3 27 22 17 30 11 10 MIN. QNH PRESSURE IN HPA 1000.9 1010.6 1009.0 1002.7 1008.2 1006.4 1007.0 1007.6 1013.7 1013.9 1002.5 1011.1 1000.9 DAY 19 11 4 10 12 29 8 13 3 3 28 25 MEAN QFF PRESSURE IN HPA 1027.8 1019.9 1015.9 1012.1 1011.7 1006.2 1003.5 1004.8 1013.1 1022.4 1020.9 1028.7 1015.6 MAX. QFF PRESSURE IN HPA 1039.4 1030.6 1026.4 1026.6 1020.3 1014.0 1009.4 1012.1 1021.4 1031.8 1036.1 1040.7 1040.7 DAY 22 28 9 25 3 5 28 22 18 30 30 10 MIN. QFF PRESSURE IN HPA 1002.3 1011.5 1007.6 998.7 1002.0 999.3 999.3 998.9 1006.7 1010.0 1001.2 1011.0 998.7 DAY 19 24 13 8 12 29 12 13 3 3 28 25 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.1 903.3 903.2 900.1 902.4 899.3 898.1 898.9 904.2 909.1 906.5 909.2 903.4 MAX. QFE PRESSURE IN HPA 915.4 911.6 910.9 910.6 906.8 905.8 903.7 903.5 910.7 916.0 919.1 917.2 919.1 DAY 30 28 18 25 17 3 22 21 17 30 11 10 MIN. QFE PRESSURE IN HPA 887.5 896.6 895.2 890.8 895.2 894.0 894.5 894.4 900.3 899.7 891.2 898.1 887.5 DAY 19 4 4 9 12 16 8 13 11 3 27 24 MEAN QNH PRESSURE IN HPA 1020.9 1017.9 1017.7 1014.3 1016.8 1013.5 1012.2 1013.0 1018.9 1024.2 1021.5 1024.3 1017.9 MAX. QNH PRESSURE IN HPA 1031.2 1027.0 1026.3 1025.9 1021.7 1020.6 1018.3 1018.1 1026.0 1031.9 1035.3 1033.2 1035.3 DAY 30 28 18 25 17 3 22 21 17 30 11 10 MIN. QNH PRESSURE IN HPA 1000.5 1010.5 1009.0 1004.1 1009.0 1007.6 1008.2 1008.1 1014.6 1013.9 1004.6 1012.2 1000.5 DAY 19 4 4 9 12 16 8 13 11 3 27 24 MEAN QFF PRESSURE IN HPA 1029.7 1021.0 1017.3 1013.1 1012.2 1006.6 1004.4 1006.3 1014.9 1024.5 1023.0 1030.7 1017.0 MAX. QFF PRESSURE IN HPA 1041.3 1032.9 1027.9 1026.0 1020.4 1013.6 1010.5 1013.0 1023.0 1034.7 1036.8 1043.2 1043.2 DAY 30 28 9 25 3 3 28 22 17 30 30 10 MIN. QFF PRESSURE IN HPA 1003.9 1012.9 1007.7 1001.7 1003.1 999.0 999.7 999.8 1009.0 1011.3 1004.1 1014.6 999.0 DAY 19 4 13 9 12 16 10 13 3 3 26 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.2 904.2 903.8 900.6 902.5 899.6 898.5 899.3 904.8 909.9 907.3 910.4 904.0 MAX. QFE PRESSURE IN HPA 917.8 912.9 912.2 910.5 906.4 905.8 903.3 904.2 911.1 915.6 919.2 918.0 919.2 DAY 30 28 18 25 17 3 27 21 29 30 11 1 MIN. QFE PRESSURE IN HPA 886.6 897.7 895.8 891.2 895.4 894.7 894.9 894.0 900.5 900.3 891.0 899.1 886.6 DAY 19 4 4 9 12 16 8 13 11 3 26 24 MEAN QNH PRESSURE IN HPA 1022.2 1018.9 1018.4 1014.9 1017.0 1013.8 1012.6 1013.4 1019.5 1025.1 1022.3 1025.7 1018.7 MAX. QNH PRESSURE IN HPA 1033.9 1028.5 1027.7 1025.8 1021.3 1020.6 1017.9 1018.9 1026.5 1031.4 1035.4 1034.1 1035.4 DAY 30 28 18 25 17 3 27 21 29 30 11 1 MIN. QNH PRESSURE IN HPA 999.5 1011.7 1009.6 1004.6 1009.2 1008.4 1008.6 1007.6 1014.8 1014.6 1004.3 1013.3 999.5 DAY 19 4 4 9 12 16 8 13 11 3 26 24 MEAN QFF PRESSURE IN HPA 1029.9 1021.6 1017.9 1013.4 1012.3 1007.0 1004.8 1006.3 1014.7 1024.1 1022.8 1031.1 1017.2 MAX. QFF PRESSURE IN HPA 1042.9 1034.1 1028.5 1025.2 1018.0 1014.2 1012.0 1013.8 1023.1 1032.8 1038.2 1043.1 1043.1 DAY 30 28 18 25 3 3 27 22 18 30 30 10 MIN. QFF PRESSURE IN HPA 1002.6 1013.7 1007.8 1002.1 1003.1 1000.9 999.1 999.1 1008.2 1010.5 1003.2 1014.8 999.1 DAY 19 11 13 9 12 16 10 13 3 3 26 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.9 903.3 902.6 899.6 901.8 898.6 897.3 898.0 903.3 908.3 905.5 908.7 902.7 MAX. QFE PRESSURE IN HPA 917.4 912.1 911.4 909.3 905.6 905.3 902.3 902.4 909.6 913.9 918.1 916.6 918.1 DAY 30 28 18 25 17 3 27 22 29 30 11 1 MIN. QFE PRESSURE IN HPA 886.0 897.3 893.9 890.4 895.0 893.8 894.0 893.0 898.9 898.3 889.1 897.2 886.0 DAY 19 4 4 9 12 29 2 12 11 3 26 24 MEAN QNH PRESSURE IN HPA 1020.8 1017.8 1017.1 1013.9 1016.2 1012.7 1011.3 1012.0 1017.9 1023.4 1020.4 1023.9 1017.3 MAX. QNH PRESSURE IN HPA 1033.4 1027.6 1026.8 1024.5 1020.4 1020.1 1016.8 1016.9 1024.8 1029.6 1034.2 1032.5 1034.2 DAY 30 28 18 25 17 3 27 22 29 30 11 1 MIN. QNH PRESSURE IN HPA 998.8 1011.3 1007.5 1003.7 1008.7 1007.4 1007.6 1006.5 1013.0 1012.4 1002.2 1011.2 998.8 DAY 19 4 4 9 12 29 2 12 11 3 26 24 MEAN QFF PRESSURE IN HPA 1027.5 1020.1 1015.9 1011.9 1011.3 1005.8 1003.4 1004.7 1012.8 1021.9 1020.2 1028.4 1015.3 MAX. QFF PRESSURE IN HPA 1041.7 1032.9 1027.3 1023.5 1016.2 1013.7 1011.1 1011.6 1020.5 1030.6 1036.4 1041.0 1041.7 DAY 30 28 9 25 21 3 27 22 17 30 11 10 MIN. QFF PRESSURE IN HPA 1002.2 1012.4 1006.1 999.4 1002.8 999.7 998.9 997.9 1007.0 1007.3 1001.0 1012.4 997.9 DAY 19 24 13 7 12 16 10 12 2 3 26 24 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.2 902.3 901.2 898.4 900.9 897.4 896.3 896.7 901.9 907.1 904.7 908.1 901.7 MAX. QFE PRESSURE IN HPA 916.7 910.6 910.1 908.2 905.1 904.2 901.2 901.4 908.4 912.5 917.0 916.6 917.0 DAY 30 28 18 24 16 2 27 31 29 30 11 26 MIN. QFE PRESSURE IN HPA 886.4 896.6 894.9 888.8 894.6 891.8 893.1 891.4 897.4 896.7 888.3 897.0 886.4 DAY 19 4 4 8 12 15 2 13 11 3 27 24 MEAN QNH PRESSURE IN HPA 1019.9 1016.8 1015.6 1012.5 1015.2 1011.3 1010.2 1010.6 1016.4 1022.1 1019.4 1023.1 1016.1 MAX. QNH PRESSURE IN HPA 1032.7 1025.9 1025.4 1023.3 1019.9 1018.9 1015.6 1015.8 1023.5 1028.0 1033.0 1032.5 1033.0 DAY 30 28 18 24 16 2 27 31 29 30 11 26 MIN. QNH PRESSURE IN HPA 999.3 1010.5 1008.6 1001.9 1008.3 1005.2 1006.6 1004.8 1011.4 1010.6 1001.4 1010.9 999.3 DAY 19 4 4 8 12 15 2 13 11 3 27 24 MEAN QFF PRESSURE IN HPA 1026.9 1018.9 1014.3 1010.5 1010.7 1004.8 1002.5 1003.5 1011.5 1020.9 1019.5 1027.7 1014.3 MAX. QFF PRESSURE IN HPA 1041.5 1031.1 1026.3 1022.3 1015.4 1013.2 1008.9 1009.2 1019.3 1029.2 1035.7 1040.1 1041.5 DAY 30 28 8 24 2 4 27 31 29 30 11 10 MIN. QFF PRESSURE IN HPA 1002.9 1010.3 1006.5 997.0 1002.5 998.0 998.0 995.8 1005.4 1005.9 1000.8 1011.6 995.8 DAY 19 24 13 7 12 29 9 13 3 3 27 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.9 902.8 901.8 898.9 901.0 897.4 896.2 896.8 902.5 907.8 905.4 908.8 902.1 MAX. QFE PRESSURE IN HPA 916.1 910.6 910.7 910.5 905.5 904.2 901.3 902.0 908.9 913.6 917.0 917.6 917.6 DAY 30 28 18 24 16 2 27 31 29 29 11 26 MIN. QFE PRESSURE IN HPA 890.6 897.6 894.2 888.5 895.4 891.1 892.9 891.4 898.1 897.2 888.6 896.8 888.5 DAY 19 23 3 7 12 15 2 13 11 3 27 24 MEAN QNH PRESSURE IN HPA 1020.8 1017.4 1016.2 1013.0 1015.4 1011.3 1010.0 1010.8 1017.0 1022.9 1020.2 1023.9 1016.6 MAX. QNH PRESSURE IN HPA 1032.0 1025.9 1026.0 1025.8 1020.3 1018.9 1015.7 1016.5 1024.1 1029.2 1033.0 1033.6 1033.6 DAY 30 28 18 24 16 2 27 31 29 29 11 26 MIN. QNH PRESSURE IN HPA 1003.9 1011.6 1007.9 1001.6 1009.2 1004.4 1006.4 1004.8 1012.2 1011.2 1001.7 1010.7 1001.6 DAY 19 23 3 7 12 15 2 13 11 3 27 24 MEAN QFF PRESSURE IN HPA 1029.6 1020.2 1015.7 1011.6 1010.8 1004.4 1002.3 1004.0 1013.0 1023.1 1021.8 1030.3 1015.6 MAX. QFF PRESSURE IN HPA 1045.5 1031.4 1028.0 1025.6 1016.6 1012.4 1009.6 1010.7 1020.9 1032.0 1036.3 1042.0 1045.5 DAY 30 28 8 24 2 4 27 31 29 29 11 10 MIN. QFF PRESSURE IN HPA 1009.1 1012.8 1008.1 997.0 1004.2 996.8 997.6 996.5 1006.5 1008.0 1002.1 1013.4 996.5 DAY 19 23 20 7 12 15 9 13 2 3 27 24 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.6 903.3 903.1 900.5 902.5 898.8 897.6 898.5 903.9 909.3 906.2 909.2 903.3 MAX. QFE PRESSURE IN HPA 916.1 909.7 911.0 911.8 906.7 905.2 902.0 903.0 909.9 915.4 917.3 916.6 917.3 DAY 30 28 18 24 16 2 27 21 29 29 1 26 MIN. QFE PRESSURE IN HPA 892.7 897.7 895.6 890.0 896.9 891.6 894.5 894.2 900.0 899.3 887.4 897.3 887.4 DAY 18 23 3 7 1 15 7 13 2 5 27 24 MEAN QNH PRESSURE IN HPA 1021.5 1017.9 1017.7 1014.8 1017.1 1012.9 1011.6 1012.6 1018.6 1024.5 1021.1 1024.4 1017.9 MAX. QNH PRESSURE IN HPA 1032.0 1024.9 1026.4 1027.3 1021.6 1020.0 1016.5 1017.6 1025.2 1031.2 1033.3 1032.5 1033.3 DAY 30 28 18 24 16 2 27 21 29 29 1 26 MIN. QNH PRESSURE IN HPA 1006.2 1011.7 1009.4 1003.2 1010.8 1005.0 1008.2 1007.9 1014.3 1013.5 1000.4 1011.3 1000.4 DAY 18 23 3 7 1 15 7 13 2 5 27 24 MEAN QFF PRESSURE IN HPA 1029.2 1020.5 1017.0 1013.2 1012.3 1006.1 1003.8 1005.4 1013.8 1023.7 1021.7 1029.8 1016.4 MAX. QFF PRESSURE IN HPA 1043.6 1029.8 1028.8 1026.7 1019.5 1014.2 1011.2 1012.2 1022.1 1032.3 1037.4 1042.1 1043.6 DAY 30 28 8 24 2 4 27 21 17 31 30 10 MIN. QFF PRESSURE IN HPA 1010.0 1011.7 1009.4 997.9 1005.4 997.9 999.3 999.2 1007.3 1010.2 998.6 1012.0 997.9 DAY 18 23 3 7 11 15 10 13 2 5 27 24 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.3 903.0 903.0 900.3 902.4 898.6 897.2 898.3 903.6 909.1 906.0 908.8 903.0 MAX. QFE PRESSURE IN HPA 914.0 908.9 910.0 912.8 907.2 905.5 901.7 902.8 909.5 915.4 917.3 915.9 917.3 DAY 30 27 15 24 2 3 21 21 28 29 1 1 MIN. QFE PRESSURE IN HPA 890.0 898.2 895.6 890.0 895.9 892.9 893.7 892.8 899.5 900.1 885.5 896.7 885.5 DAY 18 3 3 7 11 28 7 12 2 3 27 24 MEAN QNH PRESSURE IN HPA 1021.2 1017.6 1017.5 1014.6 1016.9 1012.7 1011.2 1012.3 1018.3 1024.2 1020.9 1024.0 1017.6 MAX. QNH PRESSURE IN HPA 1029.7 1024.1 1025.3 1028.4 1022.2 1020.3 1016.1 1017.3 1024.7 1031.2 1033.3 1031.8 1033.3 DAY 30 27 15 24 2 3 21 21 28 29 1 1 MIN. QNH PRESSURE IN HPA 1003.2 1012.3 1009.4 1003.2 1009.7 1006.4 1007.3 1006.3 1013.7 1014.4 998.3 1010.6 998.3 DAY 18 3 3 7 11 28 7 12 2 3 27 24 MEAN QFF PRESSURE IN HPA 1028.1 1019.7 1016.3 1012.7 1012.0 1005.7 1003.3 1005.0 1013.3 1022.9 1020.8 1028.6 1015.7 MAX. QFF PRESSURE IN HPA 1040.4 1029.2 1027.8 1027.6 1022.1 1013.8 1011.2 1011.8 1021.3 1032.1 1036.1 1040.0 1040.4 DAY 30 27 8 24 2 3 27 21 17 31 30 10 MIN. QFF PRESSURE IN HPA 1006.5 1011.8 1008.4 998.0 1003.6 999.1 998.5 997.3 1006.0 1009.2 996.0 1011.1 996.0 DAY 18 23 3 7 11 15 10 12 2 3 27 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1965 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.2 3.6 6.7 13.6 21.1 24.9 27.3 24.9 19.5 15.3 10.0 4.4 14.3 MINIMUN AIR TEMPERATURE (C) -4.0 -1.7 1.0 6.4 12.8 16.1 19.1 15.5 11.0 8.7 4.0 -2.6 7.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 9 1 0 0 0 0 11 DAYS WITH MINIMUM TEMP. <=-4 10 9 6 0 0 0 0 0 0 0 0 11 36 DAYS WITH FREEZING MIN.<= 0 28 23 14 1 0 0 0 0 0 1 7 28 102 TEMPERATURE RECORDS LOWEST(C) -16.0 -6.0 -6.0 0.0 5.0 12.0 14.0 9.0 8.0 0.0 -1.0 -10.0 -16.0 DAY 1 3 18 1 21 4 28 24 27 29 30 24 MAXIMUM AIR TEMPERATURE (C) 5.3 10.3 13.4 21.1 28.5 32.3 34.4 33.1 27.4 23.2 17.0 12.3 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 18 27 30 26 8 5 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 4 0 1 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS HIGHEST(C) 15.0 19.0 29.0 32.0 35.0 39.0 40.0 37.0 32.0 33.0 24.0 20.0 40.0 DAY 11 9 12 29 16 19 13 26 15 13 7 15 DIF. BETWEEN (MAX.-MIN.) (C) 9.3 12.0 12.4 14.7 15.7 16.2 15.3 17.6 16.4 14.5 13.0 14.9 14.3 MEAN DAILY TEMP. (MDT) (C) 0.6 4.3 7.2 13.8 20.6 24.2 26.7 24.3 19.2 15.9 10.5 4.9 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 35.5 96.5 177.0 108.5 5.5 4.5 0.0 0.0 427.5 HEATING DEG. DAYS(BASE 18 0C) 539.0 383.5 335.5 136.5 22.0 0.0 0.0 0.0 12.5 93.0 226.0 407.0 2155.0 DEWPOINT (MEAN C) -2.8 -3.3 0.0 1.8 5.0 3.5 6.6 3.8 1.8 4.9 1.9 -3.9 1.6 MIXING RATIO (G/KG) 3.63 3.39 4.36 5.07 6.23 5.73 7.07 5.92 5.05 6.19 4.95 3.27 5.07 VAPOUR PRESSURE (HPA) 5.24 4.89 6.29 7.27 8.94 8.20 10.08 8.49 7.27 8.91 7.15 4.73 7.29 SATURATION DEF. (HPA) 1.19 3.51 4.48 9.71 17.90 24.79 27.73 24.91 16.78 9.91 5.78 4.21 12.58 RELATIVE HUMIDITY (MEAN %) 83 65 67 52 40 28 29 28 34 54 61 59 50 RELATIVE HUMIDITY (MAX. %) 92 84 87 78 62 45 43 45 53 77 81 79 69 RELATIVE HUMIDITY (MIN. %) 71 43 45 29 23 15 18 16 21 33 41 39 33 RELATIVE HUMIDITY (MEAN% 03UTC) 86 79 82 70 54 38 38 42 48 70 77 72 63 RELATIVE HUMIDITY (MEAN% 09UTC) 77 51 53 34 26 18 20 18 24 41 47 45 38 RELATIVE HUMIDITY (MEAN% 15UTC) 84 59 60 43 30 20 25 22 27 46 56 56 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 30.2 23.1 31.2 28.8 28.4 0.0 1.4 1.0 2.0 6.3 10.4 4.7 167.5 DAYS WITH PRECIPITATION >=10 1 1 1 2 1 0 0 0 0 0 1 0 7 DAYS WITH PRECIPITATION >= 5 1 1 2 2 1 0 0 0 0 0 1 0 8 DAYS WITH PRECIPITATION >= 1 9 5 7 3 3 0 1 1 2 3 1 3 38 DAYS WITH PRECIPITATION 13 9 15 7 5 2 3 2 4 8 4 5 77 GREATEST DAILY PRECIPITATION 15.0 10.0 14.0 16.0 23.0 0.0 1.0 1.0 1.0 3.0 10.0 2.0 23.0 DAY 14 14 29 22 4 ** 31 27 22 30 10 21 DAY WITH THUNDER STORM 1 0 1 1 1 0 0 0 0 1 0 0 5 DAYS WITH SNOW OR SLEET 9 4 5 0 0 0 0 0 0 0 0 3 21 DAYS WITH DUST 1 3 1 8 2 10 4 3 1 3 1 2 39 WIND DIRECTION (PREVAILING) 180 225 180 180 180 90 45 45 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 5.8 8.0 6.7 6.1 5.2 8.2 8.7 7.7 5.5 6.4 5.4 4.4 5.8 PREVAILING WIND PERCENT 15.3 11.6 25.0 20.4 15.3 15.8 15.3 20.6 17.1 23.0 17.1 18.1 16.3 CALMS PERCENT OF WIND 40.3 33.5 29.8 30.8 35.9 29.6 30.2 24.2 32.1 23.8 33.8 45.6 32.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 222 314 160 170 114 93 76 59 129 178 164 263 120 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.9 1.6 1.4 1.6 1.8 2.5 2.2 1.6 1.8 0.4 0.7 0.8 WIND STEADINESES (MEAN %) 13.3 19.6 34.0 30.4 39.0 35.3 48.1 44.0 41.0 40.0 11.8 23.3 19.0 WIND SPEED (MEAN KNOTS) 3.0 4.6 4.7 4.6 4.1 5.1 5.2 5.0 3.9 4.5 3.4 3.0 4.2 FASTEST WIND DIRECTION 330 330 130 120 30 340 170 310 130 240 310 310 330 FASTEST WIND SPEED (KNOTS) 18 36 20 22 20 20 24 26 16 18 14 18 36 DAY 18 9 13 8 3 7 22 27 26 16 1 1 DAYS WITH SKY CLEAR (0-2)/8 8 10 9 15 18 24 20 30 25 12 12 18 201 DAYS WITH P.CLOUDY (3-6)/8 11 12 14 10 9 6 11 1 4 15 15 6 114 DAYS WITH CLOUDY (7-8)/8 12 6 8 5 4 0 0 0 1 4 3 7 50 DAYS WITH VISIBILITY =< 2 KM 9 5 2 1 0 1 0 2 0 1 0 1 22 DURATION OF SUNSHINE HOURS 103.6 171.0 160.1 217.1 309.2 341.0 345.5 351.4 294.8 199.2 177.6 190.6 2861.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.2 901.6 904.5 899.9 902.2 899.8 897.8 901.3 904.6 905.2 906.1 904.7 902.7 MAX. QFE PRESSURE IN HPA 914.3 912.7 915.4 909.9 913.8 906.8 903.0 909.3 912.0 915.6 912.7 911.9 915.6 DAY-HOUR 29- 6 1- 6 15- 6 9- 6 20-18 3- 6 25- 6 9- 6 20- 6 29- 6 20- 6 4- 6 MIN. QFE PRESSURE IN HPA 889.7 886.9 890.8 888.6 893.5 892.3 890.0 896.9 899.2 888.7 896.9 897.3 886.9 DAY-HOUR 11- 9 23- 9 24- 0 4- 6 2-12 18-15 12-15 4-12 17-12 25-12 9-12 24-12 MEAN QNH PRESSURE IN HPA 1018.9 1016.1 1019.2 1014.1 1016.7 1014.0 1011.8 1015.7 1019.3 1019.9 1020.9 1019.4 1017.2 MAX. QNH PRESSURE IN HPA 1030.0 1028.2 1031.2 1025.2 1029.5 1021.7 1017.6 1024.5 1027.5 1031.4 1028.2 1027.4 1031.4 DAY-HOUR 29- 6 1- 6 15- 6 9- 6 20-18 3- 6 25- 6 9- 6 20- 6 29- 6 20- 6 4- 6 MIN. QNH PRESSURE IN HPA 1002.9 999.8 1004.1 1001.7 1007.1 1005.8 1003.2 1010.8 1013.4 1001.8 1010.8 1011.3 999.8 DAY-HOUR 11- 9 23- 9 24- 0 4- 6 2-12 18-15 12-15 4-12 17-12 25-12 9-12 24-12 MEAN QFF PRESSURE IN HPA 1022.9 1018.3 1020.0 1011.9 1011.4 1007.2 1004.0 1008.9 1014.7 1017.0 1020.3 1021.3 1014.8 MAX. QFF PRESSURE IN HPA 1033.3 1032.7 1036.6 1026.5 1028.0 1015.0 1010.6 1018.5 1024.3 1033.1 1028.9 1030.6 1036.6 DAY-HOUR 1- 3 1- 6 15- 6 9- 6 21- 0 3- 6 25- 6 9- 6 30- 6 29- 6 20- 6 4- 3 MIN. QFF PRESSURE IN HPA 1002.5 999.2 1001.5 997.0 1000.7 997.3 994.2 1002.7 1007.5 996.4 1007.7 1010.9 994.2 DAY-HOUR 11- 9 23- 9 24- 0 20- 0 2-12 18-15 12-15 27- 9 17-12 25-12 9-12 15-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.0 901.4 904.2 899.7 902.1 899.8 897.9 901.2 904.5 905.5 906.1 904.5 902.6 MAX. QFE PRESSURE IN HPA 912.3 911.5 914.0 907.4 912.8 905.2 901.4 906.8 909.3 914.3 910.9 911.1 914.3 DAY 30 1 15 9 21 3 25 9 20 29 20 4 MIN. QFE PRESSURE IN HPA 894.7 890.6 890.8 889.3 896.1 893.0 893.4 897.1 900.8 891.2 899.9 897.6 889.3 DAY 11 8 24 20 3 19 12 1 17 25 9 18 MEAN QNH PRESSURE IN HPA 1018.6 1015.8 1018.9 1014.0 1016.6 1014.0 1011.9 1015.6 1019.2 1020.3 1021.0 1019.2 1017.1 MAX. QNH PRESSURE IN HPA 1027.8 1026.9 1029.7 1022.4 1028.4 1020.0 1015.8 1021.7 1024.5 1030.0 1026.3 1026.5 1030.0 DAY 30 1 15 9 21 3 25 9 20 29 20 4 MIN. QNH PRESSURE IN HPA 1008.4 1003.9 1004.1 1002.5 1010.0 1006.5 1007.0 1011.1 1015.1 1004.6 1014.1 1011.6 1002.5 DAY 11 8 24 20 3 19 12 1 17 25 9 18 MEAN QFF PRESSURE IN HPA 1022.3 1017.7 1019.4 1011.7 1011.4 1007.4 1004.2 1008.9 1014.4 1017.1 1019.9 1020.5 1014.6 MAX. QFF PRESSURE IN HPA 1031.4 1031.2 1034.9 1022.3 1028.0 1014.0 1009.0 1017.0 1021.2 1032.3 1026.7 1028.5 1034.9 DAY 1 1 15 16 21 3 26 10 30 29 11 4 MIN. QFF PRESSURE IN HPA 1008.9 1002.9 1001.5 997.0 1002.4 998.4 998.2 1003.0 1009.3 1000.2 1010.9 1012.1 997.0 DAY 11 8 24 20 3 19 13 1 18 25 9 18 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.3 901.7 904.9 900.5 903.1 900.8 898.7 901.9 905.2 905.9 906.4 904.9 903.2 MAX. QFE PRESSURE IN HPA 912.6 911.4 914.4 908.4 912.8 906.2 902.2 908.4 911.7 914.3 911.3 911.3 914.4 DAY 29 1 16 9 21 2 25 9 20 29 20 4 MIN. QFE PRESSURE IN HPA 892.9 889.5 893.1 889.1 896.7 894.4 893.8 898.2 900.8 891.2 900.3 898.6 889.1 DAY 11 23 24 4 3 19 12 1 17 25 9 18 MEAN QNH PRESSURE IN HPA 1019.0 1016.1 1019.7 1014.8 1017.7 1015.1 1012.9 1016.3 1020.0 1020.8 1021.4 1019.6 1017.8 MAX. QNH PRESSURE IN HPA 1028.1 1026.8 1030.1 1023.5 1028.4 1021.1 1016.7 1023.5 1027.1 1030.0 1026.7 1026.7 1030.1 DAY 29 1 16 9 21 2 25 9 20 29 20 4 MIN. QNH PRESSURE IN HPA 1006.4 1002.7 1006.6 1002.2 1010.6 1008.1 1007.4 1012.3 1015.1 1004.6 1014.6 1012.7 1002.2 DAY 11 23 24 4 3 19 12 1 17 25 9 18 MEAN QFF PRESSURE IN HPA 1023.7 1019.0 1021.0 1013.0 1012.5 1008.3 1005.3 1010.1 1016.1 1018.5 1021.6 1022.5 1016.0 MAX. QFF PRESSURE IN HPA 1033.3 1031.3 1035.5 1024.3 1027.1 1014.4 1009.6 1017.3 1022.3 1032.4 1027.2 1030.6 1035.5 DAY 1 1 15 9 21 3 26 9 20 29 20 4 MIN. QFF PRESSURE IN HPA 1007.6 1003.8 1004.5 998.1 1003.9 999.6 999.2 1005.4 1010.9 1001.2 1012.0 1015.2 998.1 DAY 11 23 24 20 3 19 12 27 17 25 9 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.4 902.9 905.8 900.9 903.3 900.9 898.8 902.3 905.9 906.5 907.2 906.0 903.8 MAX. QFE PRESSURE IN HPA 914.3 912.7 915.4 909.9 912.6 906.8 903.0 909.3 912.0 915.6 912.7 911.9 915.6 DAY 29 1 15 9 21 3 25 9 20 29 20 4 MIN. QFE PRESSURE IN HPA 892.3 890.1 893.4 888.6 897.4 895.4 893.6 898.4 901.7 892.2 900.6 900.2 888.6 DAY 11 23 24 4 2 19 12 27 17 25 9 15 MEAN QNH PRESSURE IN HPA 1020.2 1017.4 1020.6 1015.2 1017.9 1015.3 1012.9 1016.8 1020.7 1021.4 1022.2 1020.8 1018.5 MAX. QNH PRESSURE IN HPA 1030.0 1028.2 1031.2 1025.2 1028.1 1021.7 1017.6 1024.5 1027.5 1031.4 1028.2 1027.4 1031.4 DAY 29 1 15 9 21 3 25 9 20 29 20 4 MIN. QNH PRESSURE IN HPA 1005.8 1003.3 1007.0 1001.7 1011.4 1009.2 1007.2 1012.5 1016.1 1005.7 1014.9 1014.5 1001.7 DAY 11 23 24 4 2 19 12 27 17 25 9 15 MEAN QFF PRESSURE IN HPA 1024.4 1019.9 1021.5 1013.1 1012.6 1008.5 1005.1 1009.8 1015.9 1018.6 1021.6 1022.9 1016.2 MAX. QFF PRESSURE IN HPA 1033.2 1032.7 1036.6 1026.5 1026.4 1015.0 1010.6 1018.5 1024.3 1033.1 1028.9 1029.9 1036.6 DAY 29 1 15 9 21 3 25 9 30 29 20 4 MIN. QFF PRESSURE IN HPA 1006.3 1003.5 1004.3 997.3 1005.1 1000.6 998.9 1004.2 1010.2 999.7 1012.0 1015.6 997.3 DAY 11 23 24 20 3 19 12 27 18 25 9 15 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.9 901.5 904.4 899.6 902.1 899.7 897.6 901.1 904.5 904.6 905.7 904.3 902.4 MAX. QFE PRESSURE IN HPA 913.9 911.1 914.3 907.8 911.5 904.8 901.3 907.8 910.6 913.6 912.0 909.6 914.3 DAY 29 1 15 9 20 3 1 9 20 29 20 2 MIN. QFE PRESSURE IN HPA 889.7 886.9 893.7 889.4 896.0 894.2 891.9 897.1 900.6 890.2 898.2 897.9 886.9 DAY 11 23 24 4 2 18 12 27 17 25 9 24 MEAN QNH PRESSURE IN HPA 1018.6 1015.9 1019.1 1013.8 1016.6 1013.9 1011.6 1015.5 1019.2 1019.3 1020.6 1019.0 1016.9 MAX. QNH PRESSURE IN HPA 1029.6 1026.5 1030.0 1022.8 1026.9 1019.5 1015.7 1022.8 1025.9 1029.2 1027.5 1024.8 1030.0 DAY 29 1 15 9 20 3 1 9 20 29 20 2 MIN. QNH PRESSURE IN HPA 1002.9 999.8 1007.3 1002.6 1009.8 1007.9 1005.3 1011.1 1014.9 1003.5 1012.3 1011.9 999.8 DAY 11 23 24 4 2 18 12 27 17 25 9 24 MEAN QFF PRESSURE IN HPA 1022.1 1017.7 1019.5 1011.1 1011.1 1007.0 1003.5 1008.3 1014.2 1015.9 1019.3 1020.2 1014.2 MAX. QFF PRESSURE IN HPA 1032.6 1030.3 1035.0 1023.4 1023.5 1013.1 1008.9 1016.9 1023.3 1030.2 1027.7 1026.7 1035.0 DAY 29 1 15 9 21 3 1 9 30 29 20 4 MIN. QFF PRESSURE IN HPA 1002.5 999.2 1005.1 998.0 1003.3 999.2 996.3 1002.7 1008.7 998.0 1008.9 1011.6 996.3 DAY 11 23 24 20 2 19 12 27 18 25 9 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.3 900.6 903.2 898.5 900.9 898.4 896.4 900.1 903.2 903.4 904.9 903.6 901.4 MAX. QFE PRESSURE IN HPA 912.6 910.4 913.1 905.9 912.1 903.5 900.2 906.3 909.1 912.8 910.7 908.5 913.1 DAY 29 1 16 9 20 2 25 9 30 28 20 2 MIN. QFE PRESSURE IN HPA 889.9 888.0 893.9 889.0 893.5 892.6 890.3 896.9 899.2 888.7 896.9 897.3 888.0 DAY 11 23 23 4 2 18 12 4 17 25 9 24 MEAN QNH PRESSURE IN HPA 1017.9 1014.9 1017.8 1012.6 1015.2 1012.5 1010.3 1014.4 1017.7 1018.0 1019.6 1018.2 1015.8 MAX. QNH PRESSURE IN HPA 1028.1 1025.7 1028.7 1020.8 1027.6 1018.1 1014.5 1021.2 1024.3 1028.4 1026.0 1023.6 1028.7 DAY 29 1 16 9 20 2 25 9 30 28 20 2 MIN. QNH PRESSURE IN HPA 1003.1 1001.0 1007.5 1002.1 1007.1 1006.1 1003.6 1010.8 1013.4 1001.8 1010.8 1011.3 1001.0 DAY 11 23 23 4 2 18 12 4 17 25 9 24 MEAN QFF PRESSURE IN HPA 1021.4 1016.6 1018.2 1010.2 1010.1 1005.9 1002.6 1007.6 1012.9 1014.8 1018.5 1019.5 1013.2 MAX. QFF PRESSURE IN HPA 1032.0 1029.4 1033.3 1021.3 1025.0 1012.2 1007.8 1015.6 1022.2 1030.0 1026.4 1026.5 1033.3 DAY 31 1 14 16 20 3 1 9 30 28 20 22 MIN. QFF PRESSURE IN HPA 1002.6 1000.6 1005.3 999.0 1000.7 997.6 994.7 1003.4 1007.5 996.4 1007.7 1010.9 994.7 DAY 11 23 12 20 2 18 12 1 17 25 9 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.2 901.4 903.9 899.1 901.1 898.8 896.9 900.4 903.5 904.3 905.6 904.4 902.0 MAX. QFE PRESSURE IN HPA 913.2 910.7 913.9 906.3 912.5 904.1 901.1 906.3 909.1 914.4 911.9 910.2 914.4 DAY 29 1 15 9 20 2 25 9 30 28 20 2 MIN. QFE PRESSURE IN HPA 891.5 888.9 893.8 890.0 893.5 892.3 890.0 897.0 899.2 889.4 897.2 897.6 888.9 DAY 11 9 23 4 2 18 12 26 17 25 9 24 MEAN QNH PRESSURE IN HPA 1018.9 1015.8 1018.5 1013.3 1015.5 1012.9 1010.8 1014.7 1018.2 1019.0 1020.5 1019.1 1016.4 MAX. QNH PRESSURE IN HPA 1028.8 1026.0 1029.6 1021.2 1028.0 1018.8 1015.5 1021.2 1024.3 1030.1 1027.4 1025.5 1030.1 DAY 29 1 15 9 20 2 25 9 30 28 20 2 MIN. QNH PRESSURE IN HPA 1004.9 1002.0 1007.4 1003.2 1007.1 1005.8 1003.2 1010.9 1013.4 1002.6 1011.2 1011.6 1002.0 DAY 11 9 23 4 2 18 12 26 17 25 9 24 MEAN QFF PRESSURE IN HPA 1023.4 1018.6 1019.9 1011.5 1010.3 1006.1 1003.2 1008.5 1014.3 1016.7 1020.8 1021.9 1014.6 MAX. QFF PRESSURE IN HPA 1032.7 1029.9 1034.8 1022.3 1025.4 1012.6 1008.1 1015.8 1022.4 1032.4 1028.7 1028.1 1034.8 DAY 31 1 14 9 20 12 25 9 30 28 20 2 MIN. QFF PRESSURE IN HPA 1005.1 1002.3 1006.3 999.3 1000.9 997.3 994.2 1004.3 1009.0 997.5 1008.7 1015.0 994.2 DAY 11 9 12 20 2 18 12 26 17 25 9 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.7 902.0 905.0 900.8 902.7 900.2 898.1 901.8 905.1 905.6 906.4 905.2 903.1 MAX. QFE PRESSURE IN HPA 913.5 911.3 915.1 907.4 913.8 905.7 902.3 907.6 910.0 914.9 912.3 911.3 915.1 DAY 29 1 14 9 20 2 25 9 30 28 20 2 MIN. QFE PRESSURE IN HPA 892.8 890.3 893.8 891.9 895.4 893.5 892.3 897.6 901.0 893.0 899.4 898.0 890.3 DAY 11 9 23 20 2 18 12 26 17 24 9 17 MEAN QNH PRESSURE IN HPA 1019.4 1016.5 1019.8 1015.1 1017.2 1014.5 1012.2 1016.2 1019.9 1020.4 1021.3 1020.0 1017.7 MAX. QNH PRESSURE IN HPA 1029.1 1026.7 1030.9 1022.4 1029.5 1020.5 1016.8 1022.6 1025.3 1030.7 1027.8 1026.7 1030.9 DAY 29 1 14 9 20 2 25 9 30 28 20 2 MIN. QNH PRESSURE IN HPA 1006.3 1003.6 1007.4 1005.3 1009.2 1007.1 1005.8 1011.6 1015.4 1006.5 1013.6 1012.0 1003.6 DAY 11 9 23 20 2 18 12 26 17 24 9 17 MEAN QFF PRESSURE IN HPA 1023.4 1018.8 1020.7 1013.0 1011.9 1007.7 1004.3 1009.3 1015.2 1017.6 1020.8 1022.1 1015.4 MAX. QFF PRESSURE IN HPA 1032.8 1031.1 1036.3 1023.4 1027.4 1013.7 1010.1 1017.3 1023.4 1032.9 1028.8 1029.2 1036.3 DAY 31 1 14 9 20 2 25 9 30 28 20 3 MIN. QFF PRESSURE IN HPA 1006.7 1002.9 1005.1 999.4 1001.8 998.8 996.9 1004.3 1009.5 1002.4 1011.1 1013.2 996.9 DAY 11 9 23 20 2 18 12 26 17 24 9 17 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.3 901.7 904.6 900.3 902.3 899.8 897.9 901.6 904.9 905.8 906.3 905.0 902.9 MAX. QFE PRESSURE IN HPA 913.0 910.7 914.8 907.7 913.4 905.5 901.9 907.1 909.6 914.3 911.9 911.3 914.8 DAY 29 1 15 8 20 2 25 9 30 28 28 31 MIN. QFE PRESSURE IN HPA 894.2 891.5 892.4 891.0 896.3 893.0 892.8 898.2 901.3 892.2 900.2 898.0 891.0 DAY 11 9 23 19 2 18 12 26 17 24 8 17 MEAN QNH PRESSURE IN HPA 1019.0 1016.1 1019.3 1014.6 1016.8 1014.0 1011.9 1016.0 1019.7 1020.6 1021.2 1019.8 1017.4 MAX. QNH PRESSURE IN HPA 1028.6 1026.0 1030.6 1022.7 1029.0 1020.3 1016.3 1022.1 1024.8 1030.0 1027.4 1026.7 1030.6 DAY 29 1 15 8 20 2 25 9 30 28 28 31 MIN. QNH PRESSURE IN HPA 1007.9 1004.9 1005.9 1004.3 1010.2 1006.5 1006.3 1012.3 1015.7 1005.7 1014.5 1012.0 1004.3 DAY 11 9 23 19 2 18 12 26 17 24 8 17 MEAN QFF PRESSURE IN HPA 1022.5 1017.9 1019.8 1011.8 1011.3 1007.1 1003.9 1009.0 1014.7 1017.3 1020.0 1021.1 1014.7 MAX. QFF PRESSURE IN HPA 1032.6 1030.0 1035.3 1022.3 1027.5 1013.8 1009.0 1017.1 1022.9 1031.8 1027.1 1028.9 1035.3 DAY 31 1 15 15 20 2 25 9 30 28 10 3 MIN. QFF PRESSURE IN HPA 1007.7 1004.0 1003.0 998.7 1002.7 997.9 996.6 1004.1 1009.6 1001.9 1011.1 1012.7 996.6 DAY 11 9 23 19 2 18 12 26 17 24 8 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1966 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 6.5 7.4 8.6 13.8 19.4 26.6 26.6 25.7 20.3 12.6 6.6 3.9 14.8 MINIMUN AIR TEMPERATURE (C) -0.7 1.5 3.5 7.8 12.4 18.2 18.4 16.6 11.8 5.8 -1.7 -3.0 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 6 2 1 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 7 0 0 0 0 0 0 0 0 0 11 13 31 DAYS WITH FREEZING MIN.<= 0 20 12 8 1 0 0 0 0 0 1 19 23 84 TEMPERATURE RECORDS LOWEST(C) -6.0 -3.0 -3.0 0.0 7.0 14.0 13.0 14.0 7.0 0.0 -10.0 -15.0 -15.0 DAY 11 8 4 6 19 1 2 10 5 19 30 30 MAXIMUM AIR TEMPERATURE (C) 15.3 14.2 15.2 19.9 26.2 33.8 33.9 33.4 28.2 19.6 16.3 11.7 22.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 5 29 30 31 8 0 0 0 103 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 2 2 TEMPERATURE RECORDS HIGHEST(C) 22.0 22.0 27.0 28.0 34.0 41.0 37.0 38.0 34.0 28.0 24.0 20.0 41.0 DAY 26 27 13 21 16 14 6 30 1 1 1 9 DIF. BETWEEN (MAX.-MIN.) (C) 16.0 12.7 11.7 12.1 13.8 15.6 15.5 16.8 16.4 13.8 18.0 14.7 14.8 MEAN DAILY TEMP. (MDT) (C) 7.3 7.8 9.4 13.8 19.3 26.0 26.1 25.0 20.0 12.7 7.3 4.4 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 12.0 149.5 158.5 123.5 16.0 0.0 0.0 0.0 459.5 HEATING DEG. DAYS(BASE 18 0C) 332.0 285.0 269.0 132.0 20.5 0.0 0.0 0.0 5.5 167.5 321.0 422.0 1954.5 DEWPOINT (MEAN C) -2.6 -0.1 0.4 4.2 2.4 5.0 4.4 1.0 -0.3 0.7 -6.2 -6.5 0.2 MIXING RATIO (G/KG) 3.58 4.30 4.56 5.94 5.44 6.39 6.24 4.79 4.55 4.84 2.87 2.73 4.69 VAPOUR PRESSURE (HPA) 5.18 6.19 6.55 8.52 7.82 9.13 8.91 6.86 6.54 6.99 4.19 3.95 6.74 SATURATION DEF. (HPA) 5.18 4.68 5.39 8.28 15.90 27.31 27.47 27.81 18.64 8.44 6.51 4.96 13.38 RELATIVE HUMIDITY (MEAN %) 56 63 61 57 37 28 27 22 28 51 45 52 44 RELATIVE HUMIDITY (MAX. %) 77 85 83 79 59 44 40 36 45 72 68 73 63 RELATIVE HUMIDITY (MIN. %) 34 39 37 36 21 16 15 13 15 30 22 32 26 RELATIVE HUMIDITY (MEAN% 03UTC) 70 81 74 75 52 38 37 34 42 67 64 65 58 RELATIVE HUMIDITY (MEAN% 09UTC) 41 49 48 41 26 18 18 15 19 36 28 41 32 RELATIVE HUMIDITY (MEAN% 15UTC) 48 56 52 47 29 21 22 16 22 46 39 48 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 5.0 24.3 45.9 34.5 23.6 0.0 0.0 0.0 1.0 10.4 0.1 4.5 149.3 DAYS WITH PRECIPITATION >=10 0 0 2 1 1 0 0 0 0 0 0 0 4 DAYS WITH PRECIPITATION >= 5 0 2 5 2 2 0 0 0 0 1 0 0 12 DAYS WITH PRECIPITATION >= 1 2 7 8 8 3 0 0 0 1 3 0 3 35 DAYS WITH PRECIPITATION 5 9 9 11 7 0 1 0 2 9 1 5 59 GREATEST DAILY PRECIPITATION 3.0 7.6 11.3 11.3 14.0 0.0 0.0 0.0 1.0 5.2 0.1 2.0 14.0 DAY 14 19 24 4 7 ** ** ** 26 28 22 28 DAY WITH THUNDER STORM 0 0 0 5 3 0 0 0 3 5 0 0 16 DAYS WITH SNOW OR SLEET 1 0 2 0 0 0 0 0 0 0 0 2 5 DAYS WITH DUST 1 1 4 7 5 3 9 13 8 1 3 2 57 WIND DIRECTION (PREVAILING) 315 315 180 180 180 90 45 45 90 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 5.2 7.0 5.7 6.3 6.9 9.1 9.6 7.7 6.9 5.1 4.6 5.1 5.6 PREVAILING WIND PERCENT 13.3 14.7 19.0 26.7 25.0 19.7 21.4 16.9 23.8 21.8 20.8 18.1 17.3 CALMS PERCENT OF WIND 45.6 36.6 17.4 22.5 19.8 20.5 21.8 19.8 12.5 24.2 41.3 38.7 26.7 NO. OF WIND OBSERVATION 248 224 247 240 248 239 248 248 240 248 240 248 2918 VECTOR WIND DIRECTION (MEAN) 294 274 317 157 137 83 59 48 123 137 152 166 104 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.3 0.7 1.4 1.9 3.0 3.4 2.4 2.8 1.6 1.6 0.7 1.1 WIND STEADINESES (MEAN %) 18.5 7.3 11.5 26.9 33.9 52.6 61.8 47.1 52.8 41.0 55.2 22.6 23.9 WIND SPEED (MEAN KNOTS) 2.7 4.1 6.1 5.2 5.6 5.7 5.5 5.1 5.3 3.9 2.9 3.1 4.6 FASTEST WIND DIRECTION 230 310 310 310 170 130 50 70 70 50 130 310 310 FASTEST WIND SPEED (KNOTS) 20 20 22 24 18 18 18 14 16 12 16 15 24 DAY 13 19 21 12 5 12 14 1 3 1 2 22 DAYS WITH SKY CLEAR (0-2)/8 13 10 7 7 12 29 27 31 26 12 21 13 208 DAYS WITH P.CLOUDY (3-6)/8 13 11 12 13 14 1 4 0 4 14 9 13 108 DAYS WITH CLOUDY (7-8)/8 5 7 12 10 5 0 0 0 0 5 0 5 49 DAYS WITH VISIBILITY =< 2 KM 1 1 2 1 0 0 0 0 0 0 0 2 7 DURATION OF SUNSHINE HOURS 192.6 147.5 170.4 191.6 274.7 370.3 357.7 364.0 286.7 212.5 254.1 177.9 3000.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.2 902.4 901.0 901.3 902.9 899.2 897.5 898.5 903.1 906.9 911.6 904.3 902.8 MAX. QFE PRESSURE IN HPA 913.6 910.8 909.7 910.2 909.5 905.5 904.5 902.7 909.4 916.2 920.9 916.0 920.9 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18- 6 3- 6 11- 6 22- 6 15- 6 10- 3 23- 6 29-18 MIN. QFE PRESSURE IN HPA 896.1 890.0 883.0 891.9 897.3 892.0 891.8 892.6 897.0 897.0 901.6 893.1 883.0 DAY-HOUR 27-12 2-21 20- 9 14- 3 31-15 14-12 16-15 5-12 8-12 15-12 30-15 12-12 MEAN QNH PRESSURE IN HPA 1020.0 1016.9 1015.4 1015.7 1017.5 1013.4 1011.5 1012.6 1017.6 1021.8 1027.1 1019.0 1017.4 MAX. QNH PRESSURE IN HPA 1029.2 1026.1 1024.9 1025.5 1024.7 1020.3 1019.2 1017.2 1024.6 1032.1 1037.3 1031.9 1037.3 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18- 6 3- 6 11- 6 22- 6 15- 6 10- 3 23- 6 29-18 MIN. QNH PRESSURE IN HPA 1010.0 1003.2 995.5 1005.3 1011.3 1005.4 1005.2 1006.1 1010.9 1010.9 1016.0 1006.6 995.5 DAY-HOUR 27-12 2-21 20- 9 14- 3 31-15 14-12 16-15 5-12 8-12 15-12 30-15 12-12 MEAN QFF PRESSURE IN HPA 1021.0 1017.3 1015.2 1013.3 1012.9 1005.9 1004.0 1005.5 1012.7 1020.1 1028.2 1021.1 1014.8 MAX. QFF PRESSURE IN HPA 1031.8 1028.4 1027.5 1026.9 1022.4 1013.6 1012.0 1010.8 1020.7 1032.8 1039.6 1040.2 1040.2 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18-18 3- 6 9- 3 16- 3 16- 3 17-18 23- 6 30- 6 MIN. QFF PRESSURE IN HPA 1008.5 1000.4 992.5 1001.8 1004.8 996.4 997.6 998.4 1005.0 1007.8 1016.7 1004.9 992.5 DAY-HOUR 27-12 2-21 20- 9 14- 0 16-15 14-12 16-15 5-15 11-12 1-12 30-21 12-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.4 902.4 900.6 901.1 902.9 899.1 897.5 898.5 903.2 906.6 911.7 904.1 902.8 MAX. QFE PRESSURE IN HPA 912.1 909.5 908.4 909.0 908.4 904.4 902.5 901.5 908.7 915.2 919.0 914.6 919.0 DAY 1 23 6 27 18 3 11 16 16 10 23 30 MIN. QFE PRESSURE IN HPA 899.4 891.5 885.1 892.4 898.7 893.4 892.3 894.1 898.8 898.5 903.6 896.2 885.1 DAY 27 3 20 14 26 14 17 6 12 15 16 12 MEAN QNH PRESSURE IN HPA 1020.2 1016.9 1015.0 1015.4 1017.5 1013.3 1011.5 1012.6 1017.8 1021.5 1027.2 1018.8 1017.3 MAX. QNH PRESSURE IN HPA 1027.6 1024.7 1023.5 1024.2 1023.5 1019.1 1017.0 1015.9 1023.8 1031.0 1035.2 1030.3 1035.2 DAY 1 23 6 27 18 3 11 16 16 10 23 30 MIN. QNH PRESSURE IN HPA 1013.6 1004.9 997.8 1005.9 1012.8 1007.0 1005.8 1007.8 1012.9 1012.6 1018.2 1010.1 997.8 DAY 27 3 20 14 26 14 17 6 12 15 16 12 MEAN QFF PRESSURE IN HPA 1020.7 1017.1 1014.5 1013.0 1012.9 1006.0 1004.2 1005.6 1012.7 1019.5 1027.8 1020.4 1014.5 MAX. QFF PRESSURE IN HPA 1028.8 1026.3 1025.3 1024.2 1019.8 1012.9 1010.1 1009.3 1018.3 1030.7 1036.0 1037.7 1037.7 DAY 1 23 3 5 19 3 9 10 16 18 23 30 MIN. QFF PRESSURE IN HPA 1012.0 1002.2 994.6 1001.8 1005.7 997.8 998.2 998.8 1005.8 1009.8 1018.3 1009.1 994.6 DAY 28 3 20 14 17 14 17 6 1 1 16 12 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.5 902.8 901.0 901.8 903.7 900.2 898.4 899.2 903.9 907.2 912.1 904.6 903.4 MAX. QFE PRESSURE IN HPA 912.9 909.8 908.8 909.5 908.8 904.9 904.2 902.5 908.8 916.2 919.7 915.0 919.7 DAY 1 23 3 27 18 3 11 9 15 10 23 30 MIN. QFE PRESSURE IN HPA 898.7 894.0 884.0 891.9 898.7 894.4 892.9 894.7 899.7 898.5 904.1 896.2 884.0 DAY 27 3 20 14 26 14 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1020.4 1017.3 1015.4 1016.2 1018.4 1014.5 1012.5 1013.4 1018.5 1022.2 1027.6 1019.3 1018.0 MAX. QNH PRESSURE IN HPA 1028.5 1025.0 1023.9 1024.7 1023.9 1019.7 1018.9 1017.0 1023.9 1032.1 1036.0 1030.8 1036.0 DAY 1 23 3 27 18 3 11 9 15 10 23 30 MIN. QNH PRESSURE IN HPA 1012.8 1007.6 996.6 1005.3 1012.8 1008.1 1006.4 1008.4 1013.9 1012.6 1018.8 1010.1 996.6 DAY 27 3 20 14 26 14 17 5 8 15 16 12 MEAN QFF PRESSURE IN HPA 1022.3 1018.5 1015.5 1014.3 1014.0 1007.0 1005.2 1006.8 1014.3 1021.3 1029.9 1022.3 1015.9 MAX. QFF PRESSURE IN HPA 1031.5 1027.6 1027.5 1025.9 1021.8 1012.6 1012.0 1010.8 1020.7 1032.2 1037.9 1039.7 1039.7 DAY 1 23 3 6 19 3 9 16 16 10 23 30 MIN. QFF PRESSURE IN HPA 1013.0 1005.5 994.1 1001.8 1006.9 998.9 998.5 1000.4 1008.0 1009.5 1021.0 1010.0 994.1 DAY 28 3 20 14 26 14 17 6 12 15 16 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.6 903.7 901.8 902.4 904.1 900.4 898.7 899.5 904.4 908.1 913.0 905.6 904.0 MAX. QFE PRESSURE IN HPA 913.6 910.8 909.7 909.9 909.5 905.5 904.5 902.7 909.4 915.0 920.9 916.0 920.9 DAY 1 23 3 5 18 3 11 22 15 10 23 30 MIN. QFE PRESSURE IN HPA 899.3 895.4 883.5 893.1 898.9 894.4 893.9 894.7 899.9 899.3 904.8 897.0 883.5 DAY 27 3 20 14 26 14 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1021.5 1018.4 1016.2 1016.9 1018.7 1014.7 1012.8 1013.7 1019.1 1023.2 1028.6 1020.5 1018.7 MAX. QNH PRESSURE IN HPA 1029.2 1026.1 1024.9 1025.2 1024.7 1020.3 1019.2 1017.2 1024.6 1030.8 1037.3 1031.9 1037.3 DAY 1 23 3 5 18 3 11 22 15 10 23 30 MIN. QNH PRESSURE IN HPA 1013.5 1009.2 996.1 1006.6 1013.0 1008.1 1007.5 1008.4 1014.1 1013.5 1019.5 1010.9 996.1 DAY 27 3 20 14 26 14 17 5 8 15 16 12 MEAN QFF PRESSURE IN HPA 1022.7 1019.0 1016.2 1014.5 1014.2 1007.1 1005.1 1006.5 1014.1 1021.4 1029.6 1022.5 1016.1 MAX. QFF PRESSURE IN HPA 1031.8 1028.4 1027.5 1026.8 1022.3 1013.6 1011.7 1010.2 1020.1 1031.6 1039.6 1040.2 1040.2 DAY 1 23 3 5 18 3 9 22 22 18 23 30 MIN. QFF PRESSURE IN HPA 1013.2 1006.8 993.2 1003.9 1007.5 998.6 999.6 1000.4 1008.0 1010.7 1020.3 1010.2 993.2 DAY 27 3 20 14 29 14 17 5 12 15 16 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.1 902.4 901.1 901.1 902.8 899.2 897.4 898.2 902.8 906.5 911.1 903.9 902.6 MAX. QFE PRESSURE IN HPA 911.7 909.7 908.9 909.3 908.3 904.8 903.4 901.1 908.5 913.7 918.8 914.0 918.8 DAY 1 23 3 5 18 6 11 16 15 17 23 29 MIN. QFE PRESSURE IN HPA 897.3 895.1 883.0 892.1 897.7 892.6 893.3 893.4 898.4 897.5 903.3 894.1 883.0 DAY 27 3 20 14 4 14 17 5 8 15 16 12 MEAN QNH PRESSURE IN HPA 1019.8 1016.9 1015.4 1015.5 1017.3 1013.3 1011.4 1012.3 1017.3 1021.4 1026.5 1018.6 1017.2 MAX. QNH PRESSURE IN HPA 1027.1 1024.9 1024.1 1024.5 1023.4 1019.5 1018.0 1015.5 1023.6 1029.3 1035.0 1029.7 1035.0 DAY 1 23 3 5 18 6 11 16 15 17 23 29 MIN. QNH PRESSURE IN HPA 1011.3 1008.9 995.5 1005.5 1011.7 1006.1 1006.9 1007.0 1012.5 1011.5 1017.9 1007.8 995.5 DAY 27 3 20 14 4 14 17 5 8 15 16 12 MEAN QFF PRESSURE IN HPA 1020.1 1017.0 1015.1 1012.8 1012.6 1005.7 1003.8 1004.9 1012.0 1019.3 1026.9 1020.2 1014.2 MAX. QFF PRESSURE IN HPA 1028.3 1026.9 1026.3 1025.5 1020.5 1012.6 1010.9 1008.7 1018.5 1029.9 1036.8 1036.4 1036.8 DAY 1 23 3 5 18 3 11 16 15 17 23 29 MIN. QFF PRESSURE IN HPA 1009.9 1005.5 992.5 1002.2 1005.1 996.5 998.5 999.0 1006.9 1008.1 1017.1 1006.4 992.5 DAY 27 3 20 14 4 14 17 5 11 15 16 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.0 901.1 899.9 900.1 901.7 898.0 896.3 897.3 901.5 905.7 910.4 903.2 901.6 MAX. QFE PRESSURE IN HPA 910.4 907.6 907.0 908.6 905.9 903.5 902.0 900.3 907.5 913.9 918.2 913.0 918.2 DAY 1 1 3 5 10 6 11 9 15 17 23 30 MIN. QFE PRESSURE IN HPA 896.1 895.8 883.8 893.8 897.5 892.0 892.0 892.6 897.0 897.0 901.7 893.1 883.8 DAY 27 3 20 14 4 14 16 5 8 15 30 12 MEAN QNH PRESSURE IN HPA 1018.6 1015.4 1014.1 1014.3 1016.1 1012.1 1010.2 1011.3 1015.9 1020.6 1025.7 1017.8 1016.0 MAX. QNH PRESSURE IN HPA 1025.7 1022.6 1022.0 1023.7 1020.8 1018.1 1016.5 1014.6 1022.5 1029.6 1034.3 1028.6 1034.3 DAY 1 1 3 5 10 6 11 9 15 17 23 30 MIN. QNH PRESSURE IN HPA 1010.0 1009.6 996.4 1007.4 1011.5 1005.4 1005.4 1006.1 1010.9 1010.9 1016.1 1006.6 996.4 DAY 27 3 20 14 4 14 16 5 8 15 30 12 MEAN QFF PRESSURE IN HPA 1019.0 1015.5 1013.6 1011.8 1011.5 1005.0 1002.8 1004.3 1010.8 1018.5 1026.3 1019.5 1013.2 MAX. QFF PRESSURE IN HPA 1026.6 1023.9 1024.0 1024.4 1018.0 1011.2 1009.2 1008.4 1017.7 1030.7 1035.8 1035.3 1035.8 DAY 1 23 3 5 19 2 8 9 15 17 23 30 MIN. QFF PRESSURE IN HPA 1008.5 1006.8 994.0 1004.2 1005.3 996.4 998.0 998.6 1005.0 1007.8 1017.1 1004.9 994.0 DAY 27 3 20 17 4 14 25 5 11 1 16 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.6 901.8 900.5 900.6 901.8 898.2 896.4 897.5 902.0 906.2 911.1 903.9 902.0 MAX. QFE PRESSURE IN HPA 911.0 908.0 907.8 908.8 906.4 903.8 902.3 900.3 907.9 915.0 919.3 915.0 919.3 DAY 1 12 5 5 17 6 8 9 15 17 23 29 MIN. QFE PRESSURE IN HPA 897.9 893.1 885.3 894.6 897.3 892.4 891.8 892.6 897.2 898.2 901.6 893.5 885.3 DAY 27 2 20 17 31 13 16 5 8 15 30 12 MEAN QNH PRESSURE IN HPA 1019.3 1016.2 1014.8 1014.9 1016.3 1012.2 1010.2 1011.5 1016.5 1021.1 1026.5 1018.6 1016.5 MAX. QNH PRESSURE IN HPA 1026.4 1023.1 1022.8 1023.9 1021.3 1018.4 1016.8 1014.6 1023.0 1030.8 1035.5 1030.8 1035.5 DAY 1 12 5 5 17 6 8 9 15 17 23 29 MIN. QNH PRESSURE IN HPA 1011.9 1006.6 998.1 1008.3 1011.3 1005.9 1005.2 1006.1 1011.2 1012.3 1016.0 1007.1 998.1 DAY 27 2 20 17 31 13 16 5 8 15 30 12 MEAN QFF PRESSURE IN HPA 1021.2 1017.2 1015.0 1013.0 1011.9 1004.8 1002.9 1004.9 1012.3 1020.1 1028.8 1021.6 1014.5 MAX. QFF PRESSURE IN HPA 1030.3 1025.7 1025.3 1025.0 1018.3 1011.2 1010.2 1009.1 1018.8 1032.5 1038.3 1039.1 1039.1 DAY 1 22 5 5 18 6 8 16 16 17 23 29 MIN. QFF PRESSURE IN HPA 1011.6 1005.3 996.1 1003.9 1004.8 997.0 997.6 998.4 1006.4 1009.7 1019.0 1006.4 996.1 DAY 27 2 20 17 16 13 16 5 11 1 16 12 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.5 902.6 901.8 902.0 903.4 899.5 897.8 898.9 903.5 907.5 912.0 904.7 903.3 MAX. QFE PRESSURE IN HPA 910.2 909.6 909.4 910.2 909.0 904.5 903.0 901.7 909.4 915.7 919.3 916.0 919.3 DAY 1 12 5 5 18 2 8 16 15 9 23 29 MIN. QFE PRESSURE IN HPA 899.4 892.0 887.7 894.9 898.3 893.6 893.2 893.7 899.0 899.4 902.4 895.5 887.7 DAY 27 2 20 13 16 13 16 5 8 15 30 12 MEAN QNH PRESSURE IN HPA 1020.3 1017.1 1016.2 1016.4 1018.0 1013.7 1011.8 1013.0 1018.1 1022.5 1027.4 1019.4 1017.8 MAX. QNH PRESSURE IN HPA 1025.5 1024.8 1024.6 1025.5 1024.2 1019.2 1017.6 1016.1 1024.6 1031.6 1035.5 1031.9 1035.5 DAY 1 12 5 5 18 2 8 16 15 9 23 29 MIN. QNH PRESSURE IN HPA 1013.6 1005.4 1000.7 1008.6 1012.4 1007.2 1006.8 1007.3 1013.1 1013.6 1016.9 1009.3 1000.7 DAY 27 2 20 13 16 13 16 5 8 15 30 12 MEAN QFF PRESSURE IN HPA 1021.5 1017.6 1016.2 1014.0 1013.4 1006.2 1004.2 1005.8 1013.2 1020.8 1028.6 1021.6 1015.3 MAX. QFF PRESSURE IN HPA 1028.9 1027.2 1026.6 1026.9 1022.4 1012.6 1010.8 1009.5 1020.2 1032.8 1038.6 1039.7 1039.7 DAY 1 22 5 5 18 2 8 16 15 17 23 29 MIN. QFF PRESSURE IN HPA 1011.9 1004.2 998.9 1004.0 1005.6 998.3 999.3 998.6 1006.8 1011.3 1018.9 1007.7 998.3 DAY 27 2 20 17 16 13 16 5 24 15 30 12 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.3 902.4 901.6 901.5 903.1 899.3 897.5 898.7 903.4 907.2 911.8 904.6 903.0 MAX. QFE PRESSURE IN HPA 909.0 909.5 909.5 909.0 908.6 904.4 902.6 902.1 909.4 916.0 918.6 915.4 918.6 DAY 1 22 5 26 17 2 8 15 15 9 22 29 MIN. QFE PRESSURE IN HPA 899.0 890.0 888.8 893.0 897.5 893.4 892.6 894.1 898.8 899.4 901.8 895.4 888.8 DAY 27 2 20 13 31 26 16 5 11 14 30 12 MEAN QNH PRESSURE IN HPA 1020.1 1016.9 1016.0 1015.9 1017.6 1013.5 1011.5 1012.9 1018.0 1022.2 1027.2 1019.3 1017.6 MAX. QNH PRESSURE IN HPA 1024.2 1024.7 1024.7 1024.2 1023.7 1019.1 1017.1 1016.6 1024.6 1031.9 1034.7 1031.2 1034.7 DAY 1 22 5 26 17 2 8 15 15 9 22 29 MIN. QNH PRESSURE IN HPA 1013.1 1003.2 1001.9 1006.5 1011.5 1007.0 1006.1 1007.8 1012.9 1013.6 1016.2 1009.2 1001.9 DAY 27 2 20 13 31 26 16 5 11 14 30 12 MEAN QFF PRESSURE IN HPA 1020.4 1016.9 1015.9 1013.2 1012.9 1005.8 1003.9 1005.5 1012.7 1020.1 1027.7 1021.0 1014.7 MAX. QFF PRESSURE IN HPA 1026.0 1026.4 1026.6 1025.0 1020.4 1012.5 1010.2 1009.6 1019.9 1031.6 1037.8 1038.7 1038.7 DAY 1 22 5 5 18 2 8 15 15 17 23 29 MIN. QFF PRESSURE IN HPA 1009.9 1000.4 999.4 1002.4 1005.7 998.3 997.8 998.7 1005.9 1009.9 1016.7 1007.9 997.8 DAY 27 2 19 13 31 13 16 5 11 14 30 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1967 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.4 1.3 7.4 12.2 18.6 23.1 26.2 24.6 20.3 13.4 9.4 3.2 13.2 MINIMUN AIR TEMPERATURE (C) -8.5 -2.2 1.3 7.4 11.2 14.1 17.3 14.7 11.4 6.5 3.9 -3.0 6.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 1 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 21 9 2 0 0 0 0 0 0 0 0 10 42 DAYS WITH FREEZING MIN.<= 0 30 22 13 4 0 0 0 0 0 0 3 24 96 TEMPERATURE RECORDS LOWEST(C) -21.0 -8.0 -5.0 -2.0 6.0 6.0 13.0 10.0 2.0 1.0 0.0 -11.0 -21.0 DAY 8 20 1 1 5 7 1 27 27 24 17 25 MAXIMUM AIR TEMPERATURE (C) 7.4 6.0 14.5 17.4 25.4 30.2 33.6 32.8 28.8 20.6 15.7 11.0 20.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 7 22 31 29 13 0 0 0 103 DAYS WITH MAXIMUM TEMP. <= 0 5 7 0 0 0 0 0 0 0 0 0 0 12 TEMPERATURE RECORDS HIGHEST(C) 21.0 20.0 25.0 30.0 37.0 36.0 39.0 37.0 35.0 29.0 24.0 17.0 39.0 DAY 19 24 7 22 31 21 20 4 6 12 2 6 DIF. BETWEEN (MAX.-MIN.) (C) 15.9 8.2 13.2 10.0 14.2 16.1 16.3 18.1 17.4 14.1 11.8 14.0 14.1 MEAN DAILY TEMP. (MDT) (C) -0.6 1.9 7.9 12.4 18.3 22.2 25.5 23.8 20.1 13.6 9.8 4.0 13.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 21.5 62.0 138.0 87.5 28.0 0.5 0.0 0.0 337.5 HEATING DEG. DAYS(BASE 18 0C) 575.5 451.0 312.0 176.5 40.5 10.5 0.0 0.0 20.5 141.0 246.0 434.5 2408.0 DEWPOINT (MEAN C) -7.5 -2.8 -1.7 5.2 5.1 3.1 7.0 1.7 2.6 3.6 2.7 -4.4 1.2 MIXING RATIO (G/KG) 2.62 3.57 3.82 6.37 6.33 5.67 7.51 4.98 5.42 5.58 5.24 3.15 5.02 VAPOUR PRESSURE (HPA) 3.80 5.15 5.49 9.11 9.08 8.11 10.69 7.13 7.78 8.06 7.56 4.56 7.21 SATURATION DEF. (HPA) 2.67 2.00 5.70 6.20 13.62 22.01 24.78 25.66 17.75 8.22 4.77 3.69 11.42 RELATIVE HUMIDITY (MEAN %) 66 77 58 66 47 31 32 24 34 56 66 61 52 RELATIVE HUMIDITY (MAX. %) 81 88 79 86 71 49 46 37 52 77 85 80 69 RELATIVE HUMIDITY (MIN. %) 47 62 34 46 26 17 21 13 19 34 43 39 33 RELATIVE HUMIDITY (MEAN% 03UTC) 75 85 75 82 64 40 41 36 48 75 82 77 65 RELATIVE HUMIDITY (MEAN% 09UTC) 56 70 42 53 29 20 23 15 24 40 49 47 39 RELATIVE HUMIDITY (MEAN% 15UTC) 66 74 49 57 37 23 26 19 27 52 63 61 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 22.0 32.5 35.0 71.4 23.5 0.1 0.0 0.0 0.0 60.0 16.8 2.3 263.6 DAYS WITH PRECIPITATION >=10 1 1 2 2 1 0 0 0 0 3 1 0 11 DAYS WITH PRECIPITATION >= 5 2 3 2 5 2 0 0 0 0 4 2 0 20 DAYS WITH PRECIPITATION >= 1 5 8 4 13 5 0 0 0 0 4 3 1 43 DAYS WITH PRECIPITATION 5 13 11 17 10 2 0 0 0 6 7 2 73 GREATEST DAILY PRECIPITATION 12.0 12.0 17.1 16.0 12.0 0.1 0.0 0.0 0.0 24.0 10.0 2.0 24.0 DAY 22 15 30 27 2 6 ** ** ** 23 17 24 DAY WITH THUNDER STORM 0 0 0 3 4 2 0 0 0 0 1 0 10 DAYS WITH SNOW OR SLEET 4 9 3 3 0 0 0 0 0 0 1 1 21 DAYS WITH DUST 0 2 5 0 3 4 4 5 6 0 0 1 30 WIND DIRECTION (PREVAILING) 180 135 180 315 180 45 90 45 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 4.6 6.3 5.9 7.9 4.8 8.3 7.9 8.9 4.8 5.0 4.5 4.1 4.8 PREVAILING WIND PERCENT 17.3 28.1 20.2 19.2 18.1 18.8 19.0 20.6 28.8 23.4 16.3 16.5 17.8 CALMS PERCENT OF WIND 46.0 17.9 21.4 17.6 21.8 21.7 21.4 27.4 15.0 27.8 38.3 46.8 27.0 NO. OF WIND OBSERVATION 248 224 248 239 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 218 164 146 41 105 72 85 71 129 152 161 224 115 VECTOR WIND MAGNITUDE(KNOTS) 0.7 1.3 1.3 0.3 1.1 2.3 3.1 2.4 2.3 1.6 0.8 0.9 1.1 WIND STEADINESES (MEAN %) 26.9 24.1 23.6 5.7 22.0 41.1 58.5 52.2 47.9 39.0 24.2 33.3 24.4 WIND SPEED (MEAN KNOTS) 2.6 5.4 5.5 5.3 5.0 5.6 5.3 4.6 4.8 4.1 3.3 2.7 4.5 FASTEST WIND DIRECTION 330 310 310 310 100 310 130 90 60 310 300 310 310 FASTEST WIND SPEED (KNOTS) 14 22 18 22 18 18 18 16 14 20 20 20 22 DAY 4 27 23 28 29 2 8 24 11 22 30 24 DAYS WITH SKY CLEAR (0-2)/8 22 6 8 2 13 24 28 31 28 15 11 15 203 DAYS WITH P.CLOUDY (3-6)/8 7 6 15 15 16 5 3 0 1 12 16 12 108 DAYS WITH CLOUDY (7-8)/8 2 16 8 13 2 1 0 0 1 4 3 4 54 DAYS WITH VISIBILITY =< 2 KM 5 5 1 4 0 1 0 0 0 1 0 2 19 DURATION OF SUNSHINE HOURS 206.3 109.6 170.8 145.6 267.5 335.0 369.6 363.4 291.1 224.2 175.8 181.9 2840.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.5 903.5 900.0 900.3 902.1 899.6 897.3 898.6 901.8 907.2 905.2 903.6 902.1 MAX. QFE PRESSURE IN HPA 915.3 915.2 913.0 910.6 910.0 907.7 904.3 903.9 909.5 915.0 912.8 912.7 915.3 DAY-HOUR 6- 6 28- 6 1- 6 13- 6 10- 6 7- 6 23- 3 16- 6 25- 6 15- 6 9-18 12- 6 MIN. QFE PRESSURE IN HPA 895.1 891.2 885.3 886.7 891.5 892.2 890.6 893.4 892.5 898.9 898.2 890.2 885.3 DAY-HOUR 31- 0 24-21 24-12 25-15 31-15 21-12 10-12 4-12 18-15 1-12 25-12 23-12 MEAN QNH PRESSURE IN HPA 1020.3 1018.1 1014.2 1014.6 1016.5 1013.8 1011.3 1012.7 1016.2 1022.1 1020.0 1018.2 1016.5 MAX. QNH PRESSURE IN HPA 1031.1 1031.0 1028.6 1025.9 1025.3 1022.7 1019.0 1018.5 1024.7 1030.8 1028.4 1028.2 1031.1 DAY-HOUR 6- 6 28- 6 1- 6 13- 6 10- 6 7- 6 23- 3 16- 6 25- 6 15- 6 9-18 12- 6 MIN. QNH PRESSURE IN HPA 1008.9 1004.6 998.1 999.6 1004.9 1005.7 1003.9 1007.0 1006.0 1013.0 1012.3 1003.5 998.1 DAY-HOUR 31- 0 24-21 24-12 25-15 31-15 21-12 10-12 4-12 18-15 1-12 25-12 23-12 MEAN QFF PRESSURE IN HPA 1025.0 1021.3 1014.7 1012.9 1012.3 1007.7 1003.8 1006.0 1011.2 1020.0 1019.6 1020.7 1014.6 MAX. QFF PRESSURE IN HPA 1040.9 1037.8 1034.0 1025.5 1024.2 1020.8 1011.6 1013.3 1023.2 1030.5 1028.8 1031.3 1040.9 DAY-HOUR 6-15 3-18 1- 6 1- 3 3- 0 7- 6 15- 3 25- 3 26- 3 15- 3 10- 3 27-15 MIN. QFF PRESSURE IN HPA 1009.5 1001.8 997.6 995.0 997.1 997.4 996.0 999.0 1001.0 1007.8 1010.4 1004.8 995.0 DAY-HOUR 21-12 25- 0 24-12 25-15 31-12 1- 0 10-12 4-12 18-12 13-12 25-12 23-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.4 902.6 899.9 900.1 902.0 899.5 897.3 898.4 901.8 906.9 905.1 903.6 901.9 MAX. QFE PRESSURE IN HPA 913.6 914.5 912.8 909.1 909.3 906.1 903.4 902.9 908.1 913.9 911.6 910.3 914.5 DAY 7 4 1 13 3 8 23 25 26 16 10 12 MIN. QFE PRESSURE IN HPA 895.1 891.8 888.4 889.3 895.5 892.7 891.9 895.4 894.7 900.1 900.2 894.2 888.4 DAY 31 25 25 26 28 1 10 6 19 1 25 24 MEAN QNH PRESSURE IN HPA 1020.2 1017.1 1014.1 1014.4 1016.5 1013.7 1011.3 1012.5 1016.3 1021.9 1019.9 1018.2 1016.3 MAX. QNH PRESSURE IN HPA 1029.2 1030.2 1028.4 1024.3 1024.5 1021.0 1018.0 1017.4 1023.2 1029.6 1027.0 1025.6 1030.2 DAY 7 4 1 13 3 8 23 25 26 16 10 12 MIN. QNH PRESSURE IN HPA 1008.9 1005.2 1001.5 1002.5 1009.3 1006.2 1005.3 1009.2 1008.4 1014.4 1014.5 1007.9 1001.5 DAY 31 25 25 26 28 1 10 6 19 1 25 24 MEAN QFF PRESSURE IN HPA 1024.3 1020.0 1014.2 1012.6 1012.4 1007.7 1004.1 1005.8 1011.0 1019.5 1019.0 1020.1 1014.2 MAX. QFF PRESSURE IN HPA 1037.7 1037.0 1033.4 1024.2 1024.2 1019.0 1010.6 1012.1 1021.6 1028.7 1027.8 1029.1 1037.7 DAY 7 4 1 1 3 7 15 25 26 15 10 1 MIN. QFF PRESSURE IN HPA 1010.0 1001.8 1001.2 997.8 1003.4 997.4 996.9 1001.7 1001.1 1010.1 1012.6 1007.7 996.9 DAY 31 25 25 26 28 1 10 12 19 2 25 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.6 903.3 900.5 900.8 902.6 900.4 898.3 899.2 902.6 907.5 905.6 904.1 902.5 MAX. QFE PRESSURE IN HPA 913.1 914.5 912.7 909.9 909.7 906.8 904.3 903.6 908.8 914.1 911.9 911.3 914.5 DAY 6 4 1 13 3 7 23 25 25 15 10 12 MIN. QFE PRESSURE IN HPA 895.6 894.4 888.9 890.0 895.5 894.0 892.8 895.8 895.8 901.0 900.2 894.5 888.9 DAY 31 25 23 26 28 5 10 6 19 1 25 23 MEAN QNH PRESSURE IN HPA 1020.5 1017.9 1014.8 1015.2 1017.1 1014.7 1012.4 1013.3 1017.1 1022.5 1020.4 1018.7 1017.0 MAX. QNH PRESSURE IN HPA 1028.7 1030.2 1028.2 1025.2 1024.9 1021.7 1019.0 1018.2 1023.9 1029.8 1027.4 1026.7 1030.2 DAY 6 4 1 13 3 7 23 25 25 15 10 12 MIN. QNH PRESSURE IN HPA 1009.4 1008.1 1002.0 1003.2 1009.3 1007.6 1006.3 1009.6 1009.6 1015.4 1014.5 1008.2 1002.0 DAY 31 25 23 26 28 5 10 6 19 1 25 23 MEAN QFF PRESSURE IN HPA 1026.3 1021.5 1015.8 1013.8 1013.1 1008.5 1005.1 1007.2 1012.9 1021.2 1020.7 1022.2 1015.7 MAX. QFF PRESSURE IN HPA 1039.9 1037.0 1033.9 1025.5 1023.5 1020.2 1011.6 1013.3 1023.2 1030.5 1028.8 1029.9 1039.9 DAY 7 4 1 1 3 7 15 25 26 15 10 28 MIN. QFF PRESSURE IN HPA 1011.7 1007.4 1000.7 998.7 1004.0 1000.4 998.1 1003.4 1003.2 1011.7 1013.7 1011.3 998.1 DAY 31 25 23 26 31 21 10 12 19 2 25 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.0 904.6 901.1 901.5 903.2 900.7 898.4 899.6 903.1 908.4 906.3 905.2 903.2 MAX. QFE PRESSURE IN HPA 915.3 915.2 913.0 910.6 910.0 907.7 904.2 903.9 909.5 915.0 912.5 912.7 915.3 DAY 6 28 1 13 10 7 23 16 25 15 10 12 MIN. QFE PRESSURE IN HPA 897.8 894.8 888.0 890.0 896.6 894.5 893.0 895.9 897.0 901.8 899.6 894.1 888.0 DAY 21 15 23 26 27 21 10 6 18 11 25 23 MEAN QNH PRESSURE IN HPA 1022.0 1019.3 1015.5 1015.9 1017.7 1015.0 1012.4 1013.8 1017.6 1023.5 1021.2 1020.0 1017.8 MAX. QNH PRESSURE IN HPA 1031.1 1031.0 1028.6 1025.9 1025.3 1022.7 1018.9 1018.5 1024.7 1030.8 1028.0 1028.2 1031.1 DAY 6 28 1 13 10 7 23 16 25 15 10 12 MIN. QNH PRESSURE IN HPA 1011.8 1008.5 1001.0 1003.2 1010.5 1008.2 1006.5 1009.7 1010.9 1016.2 1013.8 1007.8 1001.0 DAY 21 15 23 26 27 21 10 6 18 11 25 23 MEAN QFF PRESSURE IN HPA 1026.8 1022.7 1016.0 1014.3 1013.5 1008.8 1004.9 1006.9 1012.6 1021.3 1020.8 1022.6 1015.9 MAX. QFF PRESSURE IN HPA 1040.6 1037.0 1034.0 1025.4 1023.0 1020.8 1011.4 1012.8 1022.3 1029.5 1028.4 1030.3 1040.6 DAY 6 3 1 13 4 7 15 25 25 15 10 27 MIN. QFF PRESSURE IN HPA 1012.9 1009.0 999.1 998.6 1004.4 1000.2 998.2 1002.0 1005.5 1012.2 1013.1 1010.8 998.2 DAY 21 15 23 25 31 21 10 4 19 1 25 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.3 903.5 899.8 900.3 902.0 899.6 897.3 898.5 901.5 906.9 904.6 903.2 901.9 MAX. QFE PRESSURE IN HPA 913.4 914.4 911.9 908.7 909.1 906.5 903.1 902.5 908.4 913.8 911.2 911.4 914.4 DAY 6 28 1 13 3 7 23 16 25 15 9 12 MIN. QFE PRESSURE IN HPA 896.2 892.7 886.8 888.7 895.1 893.5 892.0 894.9 894.8 900.2 898.4 890.8 886.8 DAY 21 15 23 26 31 5 10 6 18 11 25 23 MEAN QNH PRESSURE IN HPA 1020.1 1018.1 1014.0 1014.6 1016.4 1013.8 1011.3 1012.6 1015.9 1021.8 1019.4 1017.7 1016.3 MAX. QNH PRESSURE IN HPA 1029.0 1030.1 1027.4 1023.8 1024.3 1021.4 1017.7 1017.0 1023.5 1029.5 1026.6 1026.8 1030.1 DAY 6 28 1 13 3 7 23 16 25 15 9 12 MIN. QNH PRESSURE IN HPA 1010.1 1006.2 999.7 1001.8 1008.9 1007.1 1005.4 1008.6 1008.5 1014.5 1012.5 1004.1 999.7 DAY 21 15 23 26 31 5 10 6 18 11 25 23 MEAN QFF PRESSURE IN HPA 1024.1 1021.1 1014.1 1012.5 1012.0 1007.6 1003.6 1005.6 1010.5 1019.2 1018.4 1019.4 1014.0 MAX. QFF PRESSURE IN HPA 1036.2 1036.1 1032.6 1023.9 1021.7 1019.1 1009.9 1010.6 1021.7 1028.2 1026.5 1028.4 1036.2 DAY 7 3 1 1 3 7 15 25 25 15 9 12 MIN. QFF PRESSURE IN HPA 1010.4 1006.1 998.2 996.4 1001.4 999.4 997.6 999.9 1003.1 1009.8 1010.8 1006.3 996.4 DAY 21 15 23 25 31 21 10 4 18 1 25 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.7 902.8 898.6 899.2 900.8 898.4 896.1 897.3 900.2 905.9 904.1 902.6 900.9 MAX. QFE PRESSURE IN HPA 912.6 914.6 909.6 907.0 908.0 905.8 901.4 901.6 907.7 912.8 911.4 909.4 914.6 DAY 6 3 1 13 2 7 23 16 25 15 9 12 MIN. QFE PRESSURE IN HPA 895.6 893.3 885.3 888.1 891.6 892.2 890.6 893.4 893.0 898.9 898.2 890.2 885.3 DAY 21 24 24 25 31 21 10 4 18 1 25 23 MEAN QNH PRESSURE IN HPA 1019.5 1017.4 1012.7 1013.3 1015.1 1012.5 1010.0 1011.3 1014.4 1020.8 1018.8 1017.1 1015.2 MAX. QNH PRESSURE IN HPA 1028.1 1030.3 1024.8 1022.0 1023.1 1020.6 1015.8 1016.0 1022.7 1028.4 1026.8 1024.6 1030.3 DAY 6 3 1 13 2 7 23 16 25 15 9 12 MIN. QNH PRESSURE IN HPA 1009.4 1006.9 998.1 1001.1 1005.0 1005.7 1003.9 1007.0 1006.5 1013.0 1012.3 1003.5 998.1 DAY 21 24 24 25 31 21 10 4 18 1 25 23 MEAN QFF PRESSURE IN HPA 1023.5 1020.3 1012.8 1011.5 1010.9 1006.6 1002.6 1004.6 1009.2 1018.4 1018.0 1018.9 1013.1 MAX. QFF PRESSURE IN HPA 1036.3 1036.7 1029.5 1023.2 1023.0 1018.3 1008.7 1010.2 1020.3 1027.3 1027.0 1028.1 1036.7 DAY 7 3 1 1 2 7 15 25 25 15 9 27 MIN. QFF PRESSURE IN HPA 1009.5 1005.5 997.6 996.6 997.1 997.8 996.0 999.0 1001.0 1007.8 1010.4 1004.8 996.0 DAY 21 25 24 25 31 21 10 4 18 13 25 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.2 903.4 899.4 899.4 901.2 898.6 896.2 897.7 900.9 906.7 905.0 903.3 901.4 MAX. QFE PRESSURE IN HPA 913.8 915.1 909.3 907.9 908.8 905.8 901.2 902.1 908.5 913.4 912.2 910.4 915.1 DAY 6 3 1 12 4 7 14 16 25 15 9 12 MIN. QFE PRESSURE IN HPA 896.8 893.2 886.7 886.7 891.5 892.4 891.4 894.1 892.5 899.6 899.2 890.4 886.7 DAY 21 24 24 25 31 20 9 4 18 1 25 23 MEAN QNH PRESSURE IN HPA 1020.0 1018.0 1013.6 1013.6 1015.6 1012.7 1010.1 1011.8 1015.2 1021.7 1019.8 1017.9 1015.8 MAX. QNH PRESSURE IN HPA 1029.5 1030.9 1024.5 1023.0 1023.9 1020.6 1015.6 1016.6 1023.6 1029.0 1027.7 1025.7 1030.9 DAY 6 3 1 12 4 7 14 16 25 15 9 12 MIN. QNH PRESSURE IN HPA 1010.7 1006.8 999.6 999.6 1004.9 1005.9 1004.8 1007.8 1006.0 1013.8 1013.4 1003.7 999.6 DAY 21 24 24 25 31 20 9 4 18 1 25 23 MEAN QFF PRESSURE IN HPA 1025.7 1021.6 1014.5 1012.1 1011.6 1006.6 1002.8 1005.6 1011.0 1020.4 1020.1 1021.3 1014.4 MAX. QFF PRESSURE IN HPA 1040.9 1037.6 1029.8 1023.3 1022.6 1017.7 1008.7 1010.8 1022.0 1029.2 1028.3 1031.3 1040.9 DAY 6 3 1 1 2 7 23 16 25 15 9 27 MIN. QFF PRESSURE IN HPA 1012.1 1007.2 1000.0 995.0 997.4 998.6 996.2 1000.3 1001.2 1010.1 1012.3 1007.6 995.0 DAY 21 24 24 25 31 20 9 4 18 13 25 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.8 904.0 900.6 901.0 902.7 900.1 897.5 899.2 902.3 907.7 905.8 903.8 902.5 MAX. QFE PRESSURE IN HPA 913.8 915.1 909.3 909.3 909.8 907.3 902.4 903.5 909.3 914.8 912.8 910.8 915.1 DAY 6 3 1 12 3 7 22 16 25 15 9 12 MIN. QFE PRESSURE IN HPA 898.0 892.3 889.0 890.4 892.7 893.8 892.2 896.0 893.4 900.8 899.8 891.9 889.0 DAY 30 24 24 25 31 20 9 5 18 1 25 23 MEAN QNH PRESSURE IN HPA 1020.6 1018.7 1014.9 1015.3 1017.2 1014.3 1011.5 1013.3 1016.8 1022.8 1020.6 1018.4 1017.0 MAX. QNH PRESSURE IN HPA 1029.5 1030.9 1024.5 1024.5 1025.0 1022.3 1016.9 1018.1 1024.5 1030.6 1028.4 1026.1 1030.9 DAY 6 3 1 12 3 7 22 16 25 15 9 12 MIN. QNH PRESSURE IN HPA 1012.0 1005.8 1002.1 1003.7 1006.2 1007.4 1005.7 1009.8 1007.0 1015.1 1014.0 1005.3 1002.1 DAY 30 24 24 25 31 20 9 5 18 1 25 23 MEAN QFF PRESSURE IN HPA 1025.4 1022.1 1015.4 1013.7 1012.8 1008.1 1004.0 1006.5 1011.8 1020.7 1020.3 1021.0 1015.1 MAX. QFF PRESSURE IN HPA 1039.8 1037.8 1029.2 1023.9 1023.2 1020.0 1009.9 1012.2 1022.8 1029.3 1028.5 1030.2 1039.8 DAY 6 3 1 1 4 7 23 16 25 15 9 27 MIN. QFF PRESSURE IN HPA 1013.4 1005.1 1001.9 998.4 998.3 999.5 996.9 1001.4 1002.1 1010.5 1012.7 1007.8 996.9 DAY 20 24 23 25 31 20 9 4 18 1 25 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.2 903.6 900.3 900.3 902.3 899.8 897.3 899.0 902.0 907.4 905.5 903.5 902.2 MAX. QFE PRESSURE IN HPA 913.6 914.5 908.9 909.8 909.5 906.6 902.9 903.6 908.6 914.8 912.6 909.9 914.8 DAY 6 3 9 12 4 7 14 24 25 15 9 11 MIN. QFE PRESSURE IN HPA 896.7 891.2 888.4 889.7 892.5 893.8 892.0 896.0 894.0 900.0 899.8 892.4 888.4 DAY 20 24 24 25 31 20 9 5 18 1 25 23 MEAN QNH PRESSURE IN HPA 1020.0 1018.2 1014.6 1014.6 1016.8 1014.0 1011.3 1013.1 1016.4 1022.4 1020.4 1018.1 1016.6 MAX. QNH PRESSURE IN HPA 1029.2 1030.2 1024.1 1025.0 1024.7 1021.5 1017.4 1018.2 1023.7 1030.6 1028.1 1025.2 1030.6 DAY 6 3 9 12 4 7 14 24 25 15 9 11 MIN. QNH PRESSURE IN HPA 1010.6 1004.6 1001.5 1002.9 1006.0 1007.4 1005.4 1009.8 1007.6 1014.3 1014.0 1005.9 1001.5 DAY 20 24 24 25 31 20 9 5 18 1 25 23 MEAN QFF PRESSURE IN HPA 1024.0 1021.2 1014.6 1012.6 1012.1 1007.8 1003.7 1006.1 1011.1 1019.8 1019.5 1019.8 1014.4 MAX. QFF PRESSURE IN HPA 1037.7 1036.8 1027.8 1024.4 1022.9 1019.1 1009.7 1012.5 1022.1 1029.6 1028.6 1028.5 1037.7 DAY 6 3 1 12 4 6 14 24 25 15 9 27 MIN. QFF PRESSURE IN HPA 1010.9 1002.1 1001.4 997.5 997.6 999.0 996.9 1001.5 1001.4 1009.4 1012.0 1007.3 996.9 DAY 20 24 24 25 31 20 9 4 18 1 25 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1968 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.0 2.4 8.0 12.2 19.2 23.9 25.8 24.9 20.5 13.9 8.6 3.4 13.8 MINIMUN AIR TEMPERATURE (C) -3.0 -3.0 3.2 6.8 11.7 15.7 17.2 15.5 10.5 6.5 3.5 0.1 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 1 1 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 14 8 0 0 0 0 0 0 0 0 0 5 27 DAYS WITH FREEZING MIN.<= 0 26 24 8 1 0 0 0 0 0 3 3 14 79 TEMPERATURE RECORDS LOWEST(C) -9.0 -15.0 -2.0 0.0 5.0 11.0 12.0 11.0 5.0 -1.0 -2.0 -7.0 -15.0 DAY 20 8 26 9 1 1 14 25 18 31 23 31 MAXIMUM AIR TEMPERATURE (C) 10.1 8.3 13.9 18.2 25.7 30.9 33.0 32.7 29.7 21.9 14.8 7.8 20.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 5 20 28 23 18 0 0 0 95 DAYS WITH MAXIMUM TEMP. <= 0 0 4 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 19.0 19.0 27.0 30.0 33.0 36.0 39.0 37.0 34.0 29.0 20.0 13.0 39.0 DAY 14 21 14 18 21 16 1 7 10 21 8 3 DIF. BETWEEN (MAX.-MIN.) (C) 13.1 11.3 10.7 11.4 14.0 15.2 15.8 17.2 19.2 15.4 11.3 7.7 13.6 MEAN DAILY TEMP. (MDT) (C) 3.5 2.7 8.5 12.5 18.7 23.3 25.1 24.1 20.1 14.2 9.1 4.0 13.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 14.5 82.5 131.5 105.5 13.5 0.0 0.0 0.0 347.5 HEATING DEG. DAYS(BASE 18 0C) 448.5 445.0 293.0 171.0 38.0 1.5 0.0 0.0 11.5 119.5 265.5 435.0 2228.5 DEWPOINT (MEAN C) -4.8 -2.8 2.2 4.7 4.8 4.1 2.6 3.5 -1.5 1.0 3.0 -0.1 1.4 MIXING RATIO (G/KG) 3.04 3.61 5.10 6.16 6.31 5.96 5.36 5.88 3.99 4.81 5.31 4.34 4.99 VAPOUR PRESSURE (HPA) 4.38 5.22 7.34 8.84 9.05 8.52 7.67 8.41 5.75 6.95 7.67 6.26 7.17 SATURATION DEF. (HPA) 3.69 2.66 4.09 6.20 14.24 22.67 27.12 24.74 20.13 10.17 3.91 1.79 11.78 RELATIVE HUMIDITY (MEAN %) 59 71 71 64 43 31 25 28 26 46 70 80 51 RELATIVE HUMIDITY (MAX. %) 79 88 89 85 66 51 40 43 42 66 87 91 69 RELATIVE HUMIDITY (MIN. %) 37 52 51 44 24 17 13 15 13 28 50 61 34 RELATIVE HUMIDITY (MEAN% 03UTC) 70 82 83 80 58 43 34 40 41 64 86 87 64 RELATIVE HUMIDITY (MEAN% 09UTC) 48 63 59 49 26 19 16 17 15 32 55 68 39 RELATIVE HUMIDITY (MEAN% 15UTC) 55 69 65 58 33 23 19 22 20 43 71 83 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 7.0 38.1 74.2 40.7 14.2 1.0 0.0 0.0 0.0 23.3 62.9 50.4 311.8 DAYS WITH PRECIPITATION >=10 0 1 4 2 1 0 0 0 0 1 2 1 12 DAYS WITH PRECIPITATION >= 5 0 3 6 2 1 0 0 0 0 1 3 4 20 DAYS WITH PRECIPITATION >= 1 3 9 10 7 3 1 0 0 0 3 6 9 51 DAYS WITH PRECIPITATION 4 9 14 14 5 1 0 0 0 4 9 17 77 GREATEST DAILY PRECIPITATION 3.0 12.0 17.0 19.0 10.0 1.0 0.0 0.0 0.0 17.0 40.0 16.2 40.0 DAY 17 23 4 25 23 7 ** ** ** 27 19 7 DAY WITH THUNDER STORM 0 0 1 1 1 0 0 0 0 0 0 1 4 DAYS WITH SNOW OR SLEET 4 6 4 0 0 0 0 0 0 0 0 4 18 DAYS WITH DUST 7 1 3 9 3 4 3 4 4 2 1 0 41 WIND DIRECTION (PREVAILING) 270 315 315 180 315 135 45 90 90 90 315 315 135 PREVAILING WIND SPEED(KNOTS) 5.5 6.6 7.5 5.5 5.4 7.8 8.8 6.4 5.2 5.2 6.7 5.5 6.5 PREVAILING WIND PERCENT 12.5 19.4 16.9 25.4 18.1 17.5 25.8 21.8 25.0 18.1 8.8 15.3 11.8 CALMS PERCENT OF WIND 33.5 32.8 24.6 17.9 24.6 21.3 26.6 29.8 34.2 34.3 64.2 58.5 33.5 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 298 231 207 145 29 97 61 76 115 116 267 239 92 VECTOR WIND MAGNITUDE(KNOTS) 1.2 0.7 0.2 2.0 1.3 1.8 3.3 2.1 2.0 1.7 0.1 0.2 0.8 WIND STEADINESES (MEAN %) 34.3 18.9 4.1 40.8 31.7 36.0 63.5 56.8 62.5 48.6 6.3 9.5 21.1 WIND SPEED (MEAN KNOTS) 3.5 3.7 4.9 4.9 4.1 5.0 5.2 3.7 3.2 3.5 1.6 2.1 3.8 FASTEST WIND DIRECTION 310 310 340 310 130 130 30 50 100 360 310 310 30 FASTEST WIND SPEED (KNOTS) 18 20 22 20 14 16 28 14 14 15 20 13 28 DAY 17 6 22 25 18 7 12 18 3 16 21 1 DAYS WITH SKY CLEAR (0-2)/8 16 11 4 6 14 22 30 31 30 22 13 6 205 DAYS WITH P.CLOUDY (3-6)/8 10 9 14 12 14 7 1 0 0 8 12 11 98 DAYS WITH CLOUDY (7-8)/8 5 9 13 12 3 1 0 0 0 1 5 14 63 DAYS WITH VISIBILITY =< 2 KM 2 3 4 0 0 0 2 0 0 1 0 8 20 DURATION OF SUNSHINE HOURS 174.0 153.0 156.1 178.5 275.4 325.5 378.5 364.7 322.4 264.0 180.8 118.5 2891.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 900.9 904.5 902.4 903.4 903.1 899.3 899.1 898.8 902.9 906.6 907.6 904.8 902.8 MAX. QFE PRESSURE IN HPA 911.5 913.0 915.6 913.6 909.8 908.6 904.7 905.8 910.0 915.4 916.3 916.3 916.3 DAY-HOUR 19-18 7- 6 27- 6 1- 3 8- 6 1- 6 14-18 30- 6 19- 3 27-21 22- 6 23- 6 MIN. QFE PRESSURE IN HPA 889.2 897.8 892.5 888.9 896.2 893.4 892.4 892.9 896.5 894.2 901.4 895.0 888.9 DAY-HOUR 16-21 20-12 10-12 24-12 18- 0 23-15 1-12 1-12 9-12 25-12 29-12 27-21 MEAN QNH PRESSURE IN HPA 1015.3 1019.2 1016.9 1018.0 1017.7 1013.5 1013.2 1012.9 1017.5 1021.5 1022.6 1019.5 1017.3 MAX. QNH PRESSURE IN HPA 1026.9 1028.6 1031.4 1029.2 1025.0 1023.7 1019.4 1020.6 1025.3 1031.2 1032.2 1032.2 1032.2 DAY-HOUR 19-18 7- 6 27- 6 1- 3 8- 6 1- 6 14-18 30- 6 19- 3 27-21 22- 6 23- 6 MIN. QNH PRESSURE IN HPA 1002.4 1011.8 1006.0 1002.0 1010.1 1007.0 1005.9 1006.4 1010.4 1007.9 1015.8 1008.7 1002.0 DAY-HOUR 16-21 20-12 10-12 24-12 18- 0 23-15 1-12 1-12 9-12 25-12 29-12 27-21 MEAN QFF PRESSURE IN HPA 1017.7 1022.0 1017.0 1016.4 1013.1 1007.1 1006.1 1006.1 1012.6 1019.2 1022.6 1021.7 1015.1 MAX. QFF PRESSURE IN HPA 1031.8 1036.3 1034.1 1030.1 1021.4 1019.6 1015.8 1015.6 1023.6 1033.0 1034.9 1036.7 1036.7 DAY-HOUR 19-18 7- 3 27- 6 1- 3 8- 6 1- 6 13-18 30- 3 19- 3 28- 0 22- 6 23- 6 MIN. QFF PRESSURE IN HPA 1000.5 1011.0 1001.5 997.1 1004.0 999.1 997.1 999.4 1004.7 1003.6 1015.1 1009.1 997.1 DAY-HOUR 16-21 20-12 14-21 24-12 18- 0 19-15 1-12 3-15 9-12 25-12 29-12 16- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 900.7 904.2 901.7 903.3 902.7 899.4 899.1 898.5 903.1 906.6 907.5 904.3 902.6 MAX. QFE PRESSURE IN HPA 910.5 910.8 913.4 913.4 907.7 906.8 903.6 903.8 909.4 915.1 914.1 913.4 915.1 DAY 20 7 27 1 8 1 15 30 20 28 22 23 MIN. QFE PRESSURE IN HPA 890.9 898.3 893.8 891.8 896.2 894.0 894.0 893.6 898.7 898.9 903.2 895.0 890.9 DAY 17 20 13 24 18 20 1 3 10 26 19 28 MEAN QNH PRESSURE IN HPA 1015.1 1018.9 1016.1 1017.9 1017.3 1013.6 1013.2 1012.6 1017.6 1021.5 1022.5 1019.0 1017.1 MAX. QNH PRESSURE IN HPA 1025.8 1026.1 1029.0 1029.0 1022.7 1021.7 1018.2 1018.4 1024.6 1030.9 1029.8 1029.0 1030.9 DAY 20 7 27 1 8 1 15 30 20 28 22 23 MIN. QNH PRESSURE IN HPA 1004.2 1012.4 1007.4 1005.2 1010.1 1007.6 1007.6 1007.2 1012.8 1013.0 1017.8 1008.7 1004.2 DAY 17 20 13 24 18 20 1 3 10 26 19 28 MEAN QFF PRESSURE IN HPA 1017.0 1021.4 1016.0 1016.0 1012.9 1007.3 1006.2 1005.7 1012.5 1018.8 1022.1 1020.7 1014.7 MAX. QFF PRESSURE IN HPA 1030.4 1034.2 1031.5 1028.9 1019.7 1017.7 1014.0 1013.6 1021.3 1033.0 1031.4 1032.1 1034.2 DAY 20 7 27 1 8 1 14 25 19 28 22 23 MIN. QFF PRESSURE IN HPA 1003.1 1012.8 1005.5 1000.5 1004.0 999.7 999.4 1000.2 1006.8 1008.6 1017.2 1009.1 999.4 DAY 17 20 14 24 18 20 1 3 10 26 11 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 901.1 904.6 902.4 904.1 903.7 900.4 900.1 899.6 903.7 907.0 908.0 904.9 903.3 MAX. QFE PRESSURE IN HPA 910.0 911.4 914.3 913.6 909.0 907.6 904.5 905.2 910.0 914.6 914.9 914.6 914.9 DAY 20 7 27 1 8 1 15 30 19 28 22 23 MIN. QFE PRESSURE IN HPA 892.6 898.7 893.6 892.6 897.6 895.3 895.0 895.4 899.3 898.9 902.7 896.0 892.6 DAY 17 20 13 24 18 23 1 2 9 26 29 28 MEAN QNH PRESSURE IN HPA 1015.5 1019.3 1016.9 1018.7 1018.3 1014.7 1014.3 1013.8 1018.3 1022.0 1023.1 1019.6 1017.9 MAX. QNH PRESSURE IN HPA 1025.3 1026.8 1030.0 1029.2 1024.2 1022.6 1019.2 1020.0 1025.3 1030.3 1030.7 1030.3 1030.7 DAY 20 7 27 1 8 1 15 30 19 28 22 23 MIN. QNH PRESSURE IN HPA 1006.1 1012.8 1007.2 1006.1 1011.6 1009.1 1008.7 1009.2 1013.5 1013.0 1017.2 1009.8 1006.1 DAY 17 20 13 24 18 23 1 2 9 26 29 28 MEAN QFF PRESSURE IN HPA 1018.6 1022.8 1017.5 1017.5 1013.9 1008.4 1007.3 1007.4 1014.3 1020.5 1023.8 1022.2 1016.2 MAX. QFF PRESSURE IN HPA 1030.9 1036.3 1033.2 1030.1 1020.6 1019.1 1014.6 1015.6 1023.6 1033.0 1033.0 1034.3 1036.3 DAY 20 7 27 1 8 1 15 30 19 28 22 23 MIN. QFF PRESSURE IN HPA 1004.4 1015.1 1006.6 1001.4 1005.6 1001.0 1000.7 1002.3 1008.2 1009.2 1018.0 1010.8 1000.7 DAY 16 20 13 24 18 20 1 1 10 26 29 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 902.2 905.6 903.4 904.5 904.0 900.5 900.0 899.8 904.2 907.7 908.8 906.1 903.9 MAX. QFE PRESSURE IN HPA 910.4 913.0 915.6 913.4 909.8 908.6 904.5 905.8 909.8 914.2 916.3 916.3 916.3 DAY 12 7 27 1 8 1 15 30 19 28 22 23 MIN. QFE PRESSURE IN HPA 893.3 899.3 895.8 892.9 899.2 895.5 895.1 894.9 899.5 898.9 903.5 897.7 892.9 DAY 7 20 13 24 17 23 1 1 9 25 29 9 MEAN QNH PRESSURE IN HPA 1016.6 1020.4 1018.0 1019.3 1018.7 1014.8 1014.3 1014.0 1018.9 1022.8 1023.9 1020.9 1018.6 MAX. QNH PRESSURE IN HPA 1025.7 1028.6 1031.4 1029.0 1025.0 1023.7 1019.2 1020.6 1025.0 1029.9 1032.2 1032.2 1032.2 DAY 12 7 27 1 8 1 15 30 19 28 22 23 MIN. QNH PRESSURE IN HPA 1006.9 1013.5 1009.6 1006.4 1013.4 1009.3 1008.9 1008.6 1013.7 1013.0 1018.1 1011.7 1006.4 DAY 7 20 13 24 17 23 1 1 9 25 29 9 MEAN QFF PRESSURE IN HPA 1019.2 1023.3 1018.3 1017.7 1014.1 1008.5 1007.1 1007.1 1013.9 1020.4 1024.1 1023.3 1016.4 MAX. QFF PRESSURE IN HPA 1030.2 1036.1 1034.1 1029.3 1021.4 1019.6 1014.4 1015.5 1021.9 1032.7 1034.9 1036.7 1036.7 DAY 20 7 27 1 8 1 14 30 19 28 22 23 MIN. QFF PRESSURE IN HPA 1005.3 1014.8 1007.5 1001.7 1007.8 1001.0 1000.6 1001.6 1008.6 1010.3 1017.8 1013.7 1000.6 DAY 16 20 14 24 17 20 1 9 9 25 29 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 900.7 904.4 902.4 903.2 903.0 899.3 898.8 898.5 902.6 906.1 907.0 904.3 902.5 MAX. QFE PRESSURE IN HPA 908.2 911.1 914.1 911.2 908.8 907.3 903.3 904.8 908.1 912.9 914.3 914.0 914.3 DAY 12 7 27 1 8 1 13 30 18 16 22 23 MIN. QFE PRESSURE IN HPA 891.3 898.1 894.6 891.0 897.2 894.2 893.5 893.9 898.0 895.8 901.8 896.4 891.0 DAY 16 20 10 24 17 20 1 1 9 25 29 9 MEAN QNH PRESSURE IN HPA 1015.0 1019.1 1016.9 1017.8 1017.5 1013.4 1012.9 1012.6 1017.1 1020.9 1022.0 1019.0 1017.0 MAX. QNH PRESSURE IN HPA 1023.3 1026.5 1029.8 1026.6 1023.9 1022.3 1017.9 1019.5 1023.2 1028.5 1030.0 1029.7 1030.0 DAY 12 7 27 1 8 1 13 30 18 16 22 23 MIN. QNH PRESSURE IN HPA 1004.7 1012.2 1008.3 1004.3 1011.2 1007.9 1007.1 1007.5 1012.0 1009.6 1016.2 1010.3 1004.3 DAY 16 20 10 24 17 20 1 1 9 25 29 9 MEAN QFF PRESSURE IN HPA 1017.0 1021.6 1016.6 1015.8 1012.9 1007.0 1005.7 1005.5 1011.7 1018.1 1021.5 1020.9 1014.5 MAX. QFF PRESSURE IN HPA 1027.7 1033.8 1031.8 1026.4 1020.3 1018.2 1013.5 1014.5 1020.1 1028.3 1032.2 1033.1 1033.8 DAY 20 6 27 1 8 1 13 30 18 28 22 23 MIN. QFF PRESSURE IN HPA 1002.2 1012.7 1006.1 999.0 1005.7 999.5 998.9 1000.3 1006.1 1006.0 1015.7 1011.5 998.9 DAY 16 20 14 24 17 20 1 1 10 25 29 9 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 900.0 903.4 901.4 902.0 902.1 898.0 897.8 897.5 901.5 905.2 906.5 904.2 901.6 MAX. QFE PRESSURE IN HPA 908.8 910.3 913.0 909.6 907.0 905.6 903.1 904.2 907.7 912.5 912.9 914.2 914.2 DAY 19 7 27 1 8 1 13 30 19 16 22 23 MIN. QFE PRESSURE IN HPA 891.7 897.8 892.5 888.9 896.7 893.7 892.4 892.9 896.5 894.2 901.4 895.1 888.9 DAY 7 20 10 24 17 20 1 1 9 25 29 9 MEAN QNH PRESSURE IN HPA 1014.2 1018.0 1015.8 1016.5 1016.5 1012.0 1011.9 1011.5 1015.9 1020.0 1021.4 1018.8 1016.0 MAX. QNH PRESSURE IN HPA 1023.9 1025.6 1028.6 1024.8 1022.0 1020.4 1017.7 1018.9 1022.7 1028.0 1028.5 1029.9 1029.9 DAY 19 7 27 1 8 1 13 30 19 16 22 23 MIN. QNH PRESSURE IN HPA 1005.1 1011.8 1006.0 1002.0 1010.6 1007.3 1005.9 1006.4 1010.4 1007.9 1015.8 1008.9 1002.0 DAY 7 20 10 24 17 20 1 1 9 25 29 9 MEAN QFF PRESSURE IN HPA 1016.1 1020.4 1015.7 1014.5 1012.1 1005.7 1004.9 1004.7 1010.7 1017.4 1021.0 1020.6 1013.7 MAX. QFF PRESSURE IN HPA 1027.1 1033.1 1030.9 1024.4 1018.8 1016.3 1013.5 1013.9 1020.0 1028.3 1030.7 1033.2 1033.2 DAY 19 7 27 1 8 1 13 30 19 30 22 23 MIN. QFF PRESSURE IN HPA 1004.3 1011.0 1004.3 997.1 1005.4 999.6 997.1 999.4 1004.7 1003.6 1015.1 1009.8 997.1 DAY 16 20 10 24 17 20 1 1 9 25 29 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 900.8 904.0 902.1 902.8 902.4 898.1 898.2 898.0 902.0 906.1 907.3 904.9 902.2 MAX. QFE PRESSURE IN HPA 910.6 910.8 913.4 909.1 907.0 906.5 903.3 904.2 908.4 913.7 913.1 914.3 914.3 DAY 19 6 27 27 8 1 13 30 19 16 22 23 MIN. QFE PRESSURE IN HPA 892.4 899.0 893.5 892.6 896.5 893.4 893.0 893.2 896.5 894.6 902.7 896.3 892.4 DAY 10 20 9 24 17 23 1 3 9 25 29 9 MEAN QNH PRESSURE IN HPA 1015.1 1018.7 1016.6 1017.3 1016.9 1012.2 1012.2 1012.1 1016.5 1021.0 1022.3 1019.6 1016.7 MAX. QNH PRESSURE IN HPA 1025.9 1026.1 1029.0 1024.3 1022.0 1021.4 1017.9 1018.9 1023.5 1029.3 1028.7 1030.0 1030.0 DAY 19 6 27 27 8 1 13 30 19 16 22 23 MIN. QNH PRESSURE IN HPA 1005.9 1013.1 1007.1 1006.1 1010.4 1007.0 1006.5 1006.8 1010.4 1008.3 1017.2 1010.2 1005.9 DAY 10 20 9 24 17 23 1 3 9 25 29 9 MEAN QFF PRESSURE IN HPA 1018.2 1022.0 1017.1 1016.0 1012.6 1005.9 1005.2 1005.8 1012.4 1019.6 1023.0 1022.3 1015.0 MAX. QFF PRESSURE IN HPA 1030.1 1034.4 1031.8 1024.2 1019.0 1017.4 1014.2 1014.4 1022.2 1030.7 1031.6 1035.2 1035.2 DAY 19 7 27 1 7 1 13 25 19 30 22 31 MIN. QFF PRESSURE IN HPA 1005.5 1013.8 1004.8 1002.5 1004.3 999.1 998.0 999.4 1005.2 1005.3 1017.9 1012.2 998.0 DAY 16 21 14 24 17 19 1 3 9 25 29 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 901.2 904.9 903.2 904.2 903.8 899.7 899.5 899.5 903.4 907.3 907.9 905.2 903.3 MAX. QFE PRESSURE IN HPA 911.5 911.7 914.4 910.3 908.3 907.8 904.7 905.2 909.9 915.1 913.2 914.2 915.1 DAY 19 6 26 27 8 1 14 30 18 30 21 31 MIN. QFE PRESSURE IN HPA 890.5 899.8 894.4 893.1 897.0 895.0 894.4 895.0 899.4 896.3 903.9 896.4 890.5 DAY 10 19 9 23 17 23 4 1 9 25 29 15 MEAN QNH PRESSURE IN HPA 1015.6 1019.6 1017.8 1018.9 1018.4 1013.9 1013.7 1013.7 1018.0 1022.3 1023.0 1020.0 1017.9 MAX. QNH PRESSURE IN HPA 1026.9 1027.1 1030.1 1025.6 1023.4 1022.8 1019.4 1020.0 1025.2 1030.9 1028.8 1029.9 1030.9 DAY 19 6 26 27 8 1 14 30 18 30 21 31 MIN. QNH PRESSURE IN HPA 1003.8 1014.0 1008.1 1006.6 1010.9 1008.7 1008.1 1008.7 1013.6 1010.2 1018.5 1010.3 1003.8 DAY 10 19 9 23 17 23 4 1 9 25 29 15 MEAN QFF PRESSURE IN HPA 1018.2 1022.5 1018.1 1017.3 1013.7 1007.5 1006.6 1006.8 1013.0 1020.1 1023.1 1022.4 1015.8 MAX. QFF PRESSURE IN HPA 1031.8 1034.4 1032.9 1025.2 1019.9 1018.6 1015.8 1014.7 1022.0 1031.9 1032.0 1035.6 1035.6 DAY 19 6 26 8 8 1 13 30 18 30 22 31 MIN. QFF PRESSURE IN HPA 1003.7 1014.0 1004.1 1002.7 1004.7 1000.7 999.8 1001.5 1008.1 1006.8 1017.8 1012.1 999.8 DAY 16 21 14 23 17 30 4 9 10 25 29 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 900.9 904.7 902.6 903.6 903.3 899.1 899.1 899.0 903.2 907.1 907.7 904.8 902.9 MAX. QFE PRESSURE IN HPA 910.9 911.1 914.4 909.0 908.0 907.3 903.8 903.9 909.5 915.4 913.3 913.9 915.4 DAY 19 6 26 21 7 1 14 24 19 27 21 31 MIN. QFE PRESSURE IN HPA 889.2 899.2 893.4 891.8 896.9 893.8 893.9 894.8 898.8 896.4 903.9 895.0 889.2 DAY 16 19 10 24 17 22 4 1 9 25 1 27 MEAN QNH PRESSURE IN HPA 1015.3 1019.4 1017.1 1018.2 1017.9 1013.3 1013.3 1013.1 1017.8 1022.0 1022.7 1019.6 1017.5 MAX. QNH PRESSURE IN HPA 1026.3 1026.5 1030.1 1024.2 1023.1 1022.3 1018.4 1018.5 1024.7 1031.2 1028.9 1029.6 1031.2 DAY 19 6 26 21 7 1 14 24 19 27 21 31 MIN. QNH PRESSURE IN HPA 1002.4 1013.4 1007.0 1005.2 1010.8 1007.4 1007.5 1008.5 1012.9 1010.3 1018.5 1008.7 1002.4 DAY 16 19 10 24 17 22 4 1 9 25 1 27 MEAN QFF PRESSURE IN HPA 1017.2 1022.0 1016.9 1016.2 1013.1 1006.7 1006.0 1006.0 1012.4 1019.3 1022.2 1021.6 1015.0 MAX. QFF PRESSURE IN HPA 1030.9 1034.1 1032.4 1024.4 1019.6 1017.6 1014.0 1013.7 1021.3 1031.9 1030.6 1034.5 1034.5 DAY 19 5 26 6 7 1 13 24 18 27 22 31 MIN. QFF PRESSURE IN HPA 1000.5 1014.4 1001.5 1000.3 1004.4 999.8 999.4 1000.8 1006.7 1006.4 1017.6 1009.5 999.4 DAY 16 19 14 24 17 19 5 9 9 25 29 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1969 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.0 -2.2 8.2 12.6 17.9 24.1 25.2 23.8 19.1 14.0 5.2 4.9 12.5 MINIMUN AIR TEMPERATURE (C) -7.4 -7.0 4.3 6.8 11.7 14.9 17.9 14.8 10.8 7.9 -0.3 -0.8 6.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 4 1 0 0 0 0 5 DAYS WITH MINIMUM TEMP. <=-4 20 18 2 0 0 0 0 0 0 0 5 3 48 DAYS WITH FREEZING MIN.<= 0 29 27 6 1 0 0 0 0 0 0 19 21 103 TEMPERATURE RECORDS LOWEST(C) -24.0 -19.0 -7.0 0.0 5.0 9.0 15.0 11.0 3.0 3.0 -8.0 -5.0 -24.0 DAY 26 1 25 16 12 3 7 22 15 16 20 30 MAXIMUM AIR TEMPERATURE (C) 3.0 3.0 13.7 18.6 24.4 32.0 32.5 31.7 27.4 21.4 12.9 12.3 19.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 7 24 26 26 13 3 0 0 101 DAYS WITH MAXIMUM TEMP. <= 0 11 12 1 0 0 0 0 0 0 0 0 0 24 TEMPERATURE RECORDS HIGHEST(C) 13.0 14.0 28.0 32.0 34.0 38.0 38.0 37.0 35.0 33.0 24.0 18.0 38.0 DAY 19 28 11 2 25 24 15 8 10 7 9 19 DIF. BETWEEN (MAX.-MIN.) (C) 10.4 10.0 9.4 11.8 12.7 17.1 14.6 16.9 16.6 13.5 13.2 13.1 13.3 MEAN DAILY TEMP. (MDT) (C) -2.2 -2.0 9.0 12.7 18.0 23.4 25.2 23.3 19.1 14.6 6.3 5.8 12.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 10.5 87.5 130.5 70.0 11.5 1.5 0.0 0.0 311.5 HEATING DEG. DAYS(BASE 18 0C) 625.0 560.0 278.0 165.0 38.5 3.0 0.0 0.0 32.0 115.5 351.0 379.0 2547.0 DEWPOINT (MEAN C) -7.1 -5.9 4.8 4.4 8.3 8.8 10.5 5.5 3.4 6.1 -0.0 -0.0 3.2 MIXING RATIO (G/KG) 2.72 2.89 6.20 6.04 7.93 8.18 9.12 6.62 5.59 6.64 4.38 4.27 5.88 VAPOUR PRESSURE (HPA) 3.94 4.19 8.89 8.67 11.35 11.66 12.97 9.47 8.04 9.56 6.34 6.17 8.44 SATURATION DEF. (HPA) 1.51 1.37 2.86 6.70 10.24 20.05 20.50 21.56 15.69 7.66 3.30 2.91 9.53 RELATIVE HUMIDITY (MEAN %) 74 77 82 62 59 42 43 33 40 63 73 73 60 RELATIVE HUMIDITY (MAX. %) 86 86 95 82 80 62 61 50 59 83 92 91 77 RELATIVE HUMIDITY (MIN. %) 59 64 61 43 39 25 26 20 22 42 48 48 41 RELATIVE HUMIDITY (MEAN% 03UTC) 79 80 90 79 74 55 57 47 56 77 88 88 73 RELATIVE HUMIDITY (MEAN% 09UTC) 66 69 71 48 46 29 30 23 25 49 55 54 47 RELATIVE HUMIDITY (MEAN% 15UTC) 76 79 78 54 50 33 34 26 34 58 70 72 55 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 41.1 12.9 36.4 31.3 29.8 0.4 7.4 0.0 6.0 10.1 43.3 6.4 225.1 DAYS WITH PRECIPITATION >=10 1 0 1 0 0 0 0 0 0 0 1 0 3 DAYS WITH PRECIPITATION >= 5 2 1 2 5 3 0 1 0 0 1 2 1 18 DAYS WITH PRECIPITATION >= 1 12 2 9 5 7 0 2 0 3 4 4 2 50 DAYS WITH PRECIPITATION 12 9 16 9 10 4 3 0 3 7 7 5 85 GREATEST DAILY PRECIPITATION 17.0 7.0 10.0 8.0 9.0 0.4 5.0 0.0 4.0 5.1 33.0 5.0 33.0 DAY 25 21 1 7 9 20 12 ** 12 14 10 8 DAY WITH THUNDER STORM 1 0 1 1 0 1 0 0 0 1 1 0 6 DAYS WITH SNOW OR SLEET 9 9 5 0 0 0 0 0 0 0 3 0 26 DAYS WITH DUST 0 2 1 5 3 4 0 1 0 1 0 0 17 WIND DIRECTION (PREVAILING) 135 315 135 180 135 90 90 90 90 180 360 315 135 PREVAILING WIND SPEED(KNOTS) 8.1 11.5 8.8 7.2 9.7 9.7 10.7 9.8 7.4 6.8 9.6 8.1 8.8 PREVAILING WIND PERCENT 13.7 14.3 26.6 19.6 20.2 14.2 22.6 13.7 14.6 18.5 6.7 9.7 13.0 CALMS PERCENT OF WIND 49.2 48.7 21.8 20.4 29.0 38.3 36.3 33.1 41.3 42.3 70.4 69.0 41.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 117 346 135 153 128 71 81 64 117 148 341 304 99 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.8 1.8 0.4 2.3 2.8 3.2 2.6 2.1 2.2 0.4 0.6 1.2 WIND STEADINESES (MEAN %) 14.3 23.5 28.1 5.6 38.3 49.1 52.5 49.1 51.2 55.0 17.4 28.6 25.5 WIND SPEED (MEAN KNOTS) 3.5 3.4 6.4 7.2 6.0 5.7 6.1 5.3 4.1 4.0 2.3 2.1 4.7 FASTEST WIND DIRECTION 310 310 240 330 340 360 340 330 120 130 330 310 240 FASTEST WIND SPEED (KNOTS) 28 34 40 30 25 30 20 25 22 20 26 20 40 DAY 24 9 21 19 20 22 2 9 10 25 10 28 DAYS WITH SKY CLEAR (0-2)/8 10 9 0 10 11 23 23 29 25 13 15 13 181 DAYS WITH P.CLOUDY (3-6)/8 11 9 13 8 7 6 6 2 3 13 9 12 99 DAYS WITH CLOUDY (7-8)/8 10 10 18 12 13 1 2 0 2 5 6 6 85 DAYS WITH VISIBILITY =< 2 KM 7 2 10 3 1 0 0 0 0 0 3 0 26 DURATION OF SUNSHINE HOURS 129.4 149.9 105.8 195.2 241.8 346.9 337.4 362.7 294.4 208.2 191.4 164.5 2727.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.3 906.5 902.1 902.4 902.4 899.1 898.3 900.9 904.0 905.7 907.6 905.4 903.3 MAX. QFE PRESSURE IN HPA 917.2 915.0 915.6 911.0 910.8 907.4 902.4 907.0 915.2 914.1 917.0 912.2 917.2 DAY-HOUR 6-18 11- 6 12- 6 4- 6 11-18 2- 3 3- 6 31- 6 14- 6 9- 6 23- 6 20- 6 MIN. QFE PRESSURE IN HPA 893.8 892.6 889.6 888.9 893.4 892.0 894.3 892.5 896.1 895.0 898.2 895.8 888.9 DAY-HOUR 23-12 9- 0 22-15 18- 0 2- 9 16-12 29-12 8-12 10-12 29-12 9-12 27-12 MEAN QNH PRESSURE IN HPA 1020.1 1021.4 1016.5 1016.9 1016.9 1013.3 1012.3 1015.3 1018.7 1020.5 1022.6 1020.2 1017.9 MAX. QNH PRESSURE IN HPA 1033.2 1030.8 1031.4 1026.4 1026.1 1022.4 1016.9 1022.0 1031.0 1029.8 1033.0 1027.7 1033.2 DAY-HOUR 6-18 11- 6 12- 6 4- 6 11-18 2- 3 3- 6 31- 6 14- 6 9- 6 23- 6 20- 6 MIN. QNH PRESSURE IN HPA 1007.4 1006.1 1002.8 1002.0 1007.0 1005.4 1008.0 1006.0 1010.0 1008.7 1012.3 1009.6 1002.0 DAY-HOUR 23-12 9- 0 22-15 18- 0 2- 9 16-12 29-12 8-12 10-12 29-12 9-12 27-12 MEAN QFF PRESSURE IN HPA 1025.4 1026.5 1016.6 1015.0 1012.7 1006.7 1005.2 1008.8 1014.3 1018.1 1024.2 1021.8 1016.3 MAX. QFF PRESSURE IN HPA 1043.8 1038.8 1033.0 1026.0 1025.8 1019.0 1010.7 1016.6 1030.1 1028.1 1035.6 1030.2 1043.8 DAY-HOUR 6-18 11- 6 12- 6 4- 6 12- 9 2- 3 31-18 31- 6 14- 3 14-18 23- 6 12- 3 MIN. QFF PRESSURE IN HPA 1008.9 1007.9 1000.0 998.5 1001.4 997.6 1000.4 998.0 1003.2 1006.7 1008.2 1010.4 997.6 DAY-HOUR 21- 0 9- 0 22-18 18- 0 25-15 24-12 17-21 8-12 10-12 29-12 9- 9 24-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.1 906.0 901.6 901.9 902.1 899.2 898.1 900.8 903.9 905.5 907.5 905.5 903.1 MAX. QFE PRESSURE IN HPA 914.7 913.2 910.8 908.8 909.2 906.2 900.8 906.0 914.1 911.6 914.4 911.7 914.7 DAY 7 11 12 23 12 2 3 31 14 9 23 26 MIN. QFE PRESSURE IN HPA 895.1 892.6 892.1 888.9 893.7 894.5 895.3 894.7 897.4 895.6 898.5 897.9 888.9 DAY 21 9 21 18 2 23 29 8 10 30 9 14 MEAN QNH PRESSURE IN HPA 1019.9 1020.8 1016.0 1016.4 1016.6 1013.4 1012.2 1015.2 1018.5 1020.3 1022.5 1020.3 1017.7 MAX. QNH PRESSURE IN HPA 1030.4 1028.8 1026.1 1023.9 1024.4 1021.1 1015.1 1020.9 1029.8 1027.0 1030.1 1027.1 1030.4 DAY 7 11 12 23 12 2 3 31 14 9 23 26 MIN. QNH PRESSURE IN HPA 1008.9 1006.1 1005.5 1002.0 1007.3 1008.2 1009.1 1008.4 1011.4 1009.4 1012.6 1011.9 1002.0 DAY 21 9 21 18 2 23 29 8 10 30 9 14 MEAN QFF PRESSURE IN HPA 1024.8 1025.8 1015.7 1014.3 1012.5 1007.0 1004.9 1008.7 1013.8 1017.5 1023.5 1021.4 1015.8 MAX. QFF PRESSURE IN HPA 1043.1 1035.5 1030.9 1022.7 1022.2 1017.7 1008.4 1014.8 1028.9 1025.6 1032.6 1029.9 1043.1 DAY 7 11 25 27 12 2 9 31 14 27 19 26 MIN. QFF PRESSURE IN HPA 1008.9 1007.9 1000.5 998.5 1003.2 1000.6 1000.9 1000.0 1004.6 1008.0 1009.3 1013.2 998.5 DAY 21 9 21 18 2 24 18 9 10 30 9 28 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.4 906.6 902.1 902.9 903.1 899.9 899.1 901.7 904.8 906.0 908.0 905.7 903.8 MAX. QFE PRESSURE IN HPA 914.0 913.6 914.0 910.7 910.3 907.4 902.1 906.5 914.6 912.7 915.4 911.7 915.4 DAY 9 11 12 4 22 2 3 31 14 9 23 26 MIN. QFE PRESSURE IN HPA 896.3 894.2 891.8 889.9 895.4 893.8 896.4 895.2 897.7 896.1 899.6 898.2 889.9 DAY 21 9 21 18 2 17 23 8 10 30 9 14 MEAN QNH PRESSURE IN HPA 1020.2 1021.5 1016.6 1017.5 1017.7 1014.2 1013.2 1016.1 1019.5 1020.9 1023.0 1020.6 1018.4 MAX. QNH PRESSURE IN HPA 1029.7 1029.2 1029.7 1026.0 1025.6 1022.4 1016.6 1021.4 1030.3 1028.2 1031.2 1027.1 1031.2 DAY 9 11 12 4 22 2 3 31 14 9 23 26 MIN. QNH PRESSURE IN HPA 1010.2 1007.9 1005.2 1003.1 1009.2 1007.4 1010.3 1009.0 1011.7 1010.0 1013.8 1012.3 1003.1 DAY 21 9 21 18 2 17 23 8 10 30 9 14 MEAN QFF PRESSURE IN HPA 1026.1 1027.2 1016.9 1015.9 1013.6 1007.7 1006.1 1010.2 1015.8 1019.1 1025.4 1023.1 1017.3 MAX. QFF PRESSURE IN HPA 1042.3 1037.5 1031.7 1025.3 1023.3 1019.0 1010.0 1016.2 1030.1 1026.8 1035.2 1030.2 1042.3 DAY 7 4 25 4 22 2 9 31 14 15 23 12 MIN. QFF PRESSURE IN HPA 1010.8 1010.3 1001.1 999.0 1005.2 1001.3 1002.3 1001.5 1005.9 1009.4 1011.6 1015.0 999.0 DAY 21 9 21 18 2 17 23 8 10 30 9 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.4 907.6 903.2 903.4 903.4 900.0 899.4 902.0 905.2 906.9 908.9 906.8 904.4 MAX. QFE PRESSURE IN HPA 914.9 915.0 915.6 911.0 910.5 907.3 902.4 907.0 915.2 914.1 917.0 912.2 917.0 DAY 9 11 12 4 12 2 3 31 14 9 23 20 MIN. QFE PRESSURE IN HPA 897.2 899.4 892.0 891.5 894.9 894.9 896.2 895.8 899.0 897.9 900.0 898.7 891.5 DAY 25 13 21 18 2 23 29 8 10 28 9 31 MEAN QNH PRESSURE IN HPA 1021.4 1022.6 1017.7 1018.0 1018.0 1014.3 1013.5 1016.4 1020.0 1021.9 1024.1 1021.7 1019.1 MAX. QNH PRESSURE IN HPA 1030.7 1030.8 1031.4 1026.4 1025.8 1022.3 1016.9 1022.0 1031.0 1029.8 1033.0 1027.7 1033.0 DAY 9 11 12 4 12 2 3 31 14 9 23 20 MIN. QNH PRESSURE IN HPA 1011.2 1013.6 1005.4 1004.9 1008.6 1008.6 1010.1 1009.6 1013.1 1011.9 1014.3 1012.8 1004.9 DAY 25 13 21 18 2 23 29 8 10 28 9 31 MEAN QFF PRESSURE IN HPA 1026.8 1027.9 1018.0 1016.3 1013.9 1007.7 1006.4 1009.8 1015.5 1019.5 1025.8 1023.5 1017.6 MAX. QFF PRESSURE IN HPA 1040.9 1038.8 1033.0 1026.0 1023.4 1018.5 1010.6 1016.6 1030.0 1028.0 1035.6 1030.1 1040.9 DAY 7 11 12 4 12 2 9 31 14 27 23 12 MIN. QFF PRESSURE IN HPA 1014.4 1016.8 1001.2 1000.4 1004.0 1000.2 1002.4 1001.3 1006.2 1010.4 1010.3 1014.9 1000.2 DAY 21 9 21 18 2 23 23 8 10 30 9 31 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.0 906.6 902.1 902.2 902.2 898.9 898.2 900.8 903.8 905.4 907.4 905.1 903.1 MAX. QFE PRESSURE IN HPA 913.2 913.6 914.5 910.0 909.7 906.0 900.7 905.6 913.1 912.4 913.9 910.4 914.5 DAY 9 3 12 4 11 1 3 31 14 9 23 20 MIN. QFE PRESSURE IN HPA 895.4 897.6 892.2 891.0 893.4 893.4 895.3 894.3 897.7 895.8 898.3 897.0 891.0 DAY 23 13 21 13 2 17 29 8 10 29 9 31 MEAN QNH PRESSURE IN HPA 1019.8 1021.5 1016.6 1016.7 1016.7 1013.0 1012.3 1015.1 1018.4 1020.3 1022.4 1019.9 1017.7 MAX. QNH PRESSURE IN HPA 1028.8 1029.2 1030.2 1025.3 1024.9 1020.9 1015.0 1020.4 1028.7 1027.9 1029.6 1025.7 1030.2 DAY 9 3 12 4 11 1 3 31 14 9 23 20 MIN. QNH PRESSURE IN HPA 1009.2 1011.6 1005.7 1004.3 1007.0 1007.0 1009.1 1008.0 1011.7 1009.6 1012.4 1010.9 1004.3 DAY 23 13 21 13 2 17 29 8 10 29 9 31 MEAN QFF PRESSURE IN HPA 1024.6 1026.1 1016.4 1014.5 1012.4 1006.2 1005.0 1008.4 1013.6 1017.3 1023.4 1021.0 1015.7 MAX. QFF PRESSURE IN HPA 1035.2 1036.6 1031.7 1024.4 1025.8 1017.8 1009.0 1014.7 1027.5 1026.1 1033.3 1027.5 1036.6 DAY 9 11 12 4 12 1 9 31 14 14 19 12 MIN. QFF PRESSURE IN HPA 1011.5 1015.9 1002.4 1001.0 1002.1 998.8 1001.6 999.2 1004.5 1007.7 1008.2 1012.2 998.8 DAY 23 13 21 13 2 23 29 8 10 29 9 31 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.8 905.7 901.1 901.3 901.1 897.8 897.0 899.7 902.6 904.5 906.5 904.2 902.2 MAX. QFE PRESSURE IN HPA 914.3 912.5 913.0 908.3 909.0 905.3 899.6 904.6 912.1 912.1 913.7 908.9 914.3 DAY 6 24 12 4 11 3 31 30 14 14 23 9 MIN. QFE PRESSURE IN HPA 893.8 897.3 890.9 892.4 894.3 892.0 894.3 892.5 896.1 895.0 898.2 895.8 890.9 DAY 23 13 22 13 19 16 29 8 10 29 9 27 MEAN QNH PRESSURE IN HPA 1019.5 1020.6 1015.5 1015.7 1015.5 1011.8 1011.0 1013.9 1017.1 1019.2 1021.4 1018.9 1016.7 MAX. QNH PRESSURE IN HPA 1030.0 1028.0 1028.6 1023.4 1024.2 1020.1 1013.8 1019.3 1027.6 1027.6 1029.3 1024.1 1030.0 DAY 6 24 12 4 11 3 31 30 14 14 23 9 MIN. QNH PRESSURE IN HPA 1007.4 1011.3 1004.2 1005.9 1008.0 1005.4 1008.0 1006.0 1010.0 1008.7 1012.3 1009.6 1004.2 DAY 23 13 22 13 19 16 29 8 10 29 9 27 MEAN QFF PRESSURE IN HPA 1024.4 1025.3 1015.1 1013.6 1011.4 1005.3 1003.8 1007.4 1012.4 1016.3 1022.4 1020.0 1014.8 MAX. QFF PRESSURE IN HPA 1039.4 1034.3 1030.2 1022.3 1021.0 1016.1 1006.9 1014.0 1026.5 1026.0 1031.5 1026.7 1039.4 DAY 6 3 12 4 11 1 9 30 13 14 19 25 MIN. QFF PRESSURE IN HPA 1009.6 1014.3 1000.7 1002.5 1001.6 997.6 1000.6 998.0 1003.2 1006.7 1009.1 1010.4 997.6 DAY 23 28 22 18 25 24 29 8 10 29 9 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.3 906.4 901.7 901.9 901.6 898.3 897.4 900.1 903.2 905.2 907.2 904.9 902.8 MAX. QFE PRESSURE IN HPA 916.4 913.6 913.3 908.8 909.5 905.6 900.3 905.0 912.8 912.4 914.5 910.8 916.4 DAY 6 24 12 4 11 1 31 30 13 14 23 25 MIN. QFE PRESSURE IN HPA 894.4 897.5 889.6 892.0 893.8 892.5 894.5 893.6 897.0 896.0 899.3 896.8 889.6 DAY 23 13 22 17 19 16 29 8 9 29 8 31 MEAN QNH PRESSURE IN HPA 1020.1 1021.3 1016.2 1016.4 1016.0 1012.4 1011.4 1014.4 1017.8 1019.9 1022.2 1019.6 1017.3 MAX. QNH PRESSURE IN HPA 1032.3 1029.2 1028.9 1023.9 1024.7 1020.4 1014.6 1019.8 1028.4 1027.9 1030.2 1026.1 1032.3 DAY 6 24 12 4 11 1 31 30 13 14 23 25 MIN. QNH PRESSURE IN HPA 1008.1 1011.5 1002.8 1005.4 1007.4 1006.0 1008.2 1007.2 1010.9 1009.8 1013.5 1010.7 1002.8 DAY 23 13 22 17 19 16 29 8 9 29 8 31 MEAN QFF PRESSURE IN HPA 1026.0 1026.8 1016.3 1014.9 1011.9 1005.8 1004.4 1008.5 1014.1 1018.1 1024.6 1022.0 1016.1 MAX. QFF PRESSURE IN HPA 1043.1 1036.9 1031.7 1024.1 1021.7 1017.2 1009.1 1014.9 1028.3 1027.7 1033.4 1027.9 1043.1 DAY 6 3 12 4 11 1 31 30 13 14 23 12 MIN. QFF PRESSURE IN HPA 1010.6 1015.2 1000.2 1003.1 1001.4 998.1 1000.6 999.3 1005.3 1008.9 1012.6 1011.6 998.1 DAY 23 28 22 17 25 24 22 8 9 29 8 24 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.8 906.9 902.8 903.0 902.9 899.7 898.7 901.3 904.6 906.3 908.0 905.5 903.8 MAX. QFE PRESSURE IN HPA 917.2 913.6 912.9 909.8 910.8 906.8 902.1 906.2 914.1 912.8 914.5 911.7 917.2 DAY 6 10 12 4 11 1 31 30 13 9 23 25 MIN. QFE PRESSURE IN HPA 895.1 896.0 889.7 890.6 894.3 894.8 895.6 894.3 898.3 896.6 899.9 897.9 889.7 DAY 23 8 22 13 19 22 29 8 9 29 8 27 MEAN QNH PRESSURE IN HPA 1020.6 1021.9 1017.3 1017.5 1017.4 1013.9 1012.9 1015.7 1019.3 1021.2 1023.0 1020.3 1018.4 MAX. QNH PRESSURE IN HPA 1033.2 1029.2 1028.5 1025.0 1026.1 1021.7 1016.6 1021.1 1029.8 1028.4 1030.2 1027.1 1033.2 DAY 6 10 12 4 11 1 31 30 13 9 23 25 MIN. QNH PRESSURE IN HPA 1008.9 1009.8 1002.9 1003.9 1008.0 1008.5 1009.4 1008.0 1012.4 1010.5 1014.1 1011.9 1002.9 DAY 23 8 22 13 19 22 29 8 9 29 8 27 MEAN QFF PRESSURE IN HPA 1026.1 1027.0 1017.5 1015.8 1013.2 1007.3 1005.8 1009.2 1014.8 1018.9 1024.7 1022.1 1016.9 MAX. QFF PRESSURE IN HPA 1043.8 1036.0 1032.4 1025.0 1023.0 1018.4 1010.7 1015.7 1029.1 1028.1 1032.9 1028.5 1043.8 DAY 6 10 24 4 11 1 31 31 13 14 22 25 MIN. QFF PRESSURE IN HPA 1010.5 1012.3 1000.0 1000.8 1002.4 1000.3 1001.1 999.1 1005.6 1009.9 1011.5 1013.3 999.1 DAY 20 8 22 13 19 22 22 8 9 29 8 31 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.1 906.4 902.2 902.6 902.6 899.4 898.3 901.1 904.3 905.9 907.7 905.2 903.4 MAX. QFE PRESSURE IN HPA 916.3 913.2 911.5 909.6 910.0 906.8 901.8 905.7 914.3 912.6 913.9 911.7 916.3 DAY 6 10 12 26 11 1 31 30 13 9 23 25 MIN. QFE PRESSURE IN HPA 894.1 894.9 890.8 889.1 894.5 895.1 895.2 894.1 897.5 898.6 899.3 897.3 889.1 DAY 23 8 22 13 2 16 17 8 9 19 8 27 MEAN QNH PRESSURE IN HPA 1019.9 1021.3 1016.7 1017.1 1017.1 1013.6 1012.4 1015.4 1019.0 1020.8 1022.7 1020.0 1018.0 MAX. QNH PRESSURE IN HPA 1032.2 1028.8 1026.9 1024.8 1025.3 1021.7 1016.2 1020.5 1030.0 1028.1 1029.6 1027.1 1032.2 DAY 6 10 12 26 11 1 31 30 13 9 23 25 MIN. QNH PRESSURE IN HPA 1007.8 1008.6 1004.1 1002.2 1008.2 1008.9 1009.0 1007.8 1011.5 1012.7 1013.5 1011.3 1002.2 DAY 23 8 22 13 2 16 17 8 9 19 8 27 MEAN QFF PRESSURE IN HPA 1024.9 1025.8 1016.6 1014.9 1012.8 1006.8 1005.1 1008.7 1014.1 1018.0 1023.8 1021.1 1016.1 MAX. QFF PRESSURE IN HPA 1043.0 1035.5 1031.2 1023.1 1023.5 1018.3 1009.8 1015.0 1028.8 1027.1 1032.1 1028.1 1043.0 DAY 6 10 24 26 12 1 31 31 13 14 18 25 MIN. QFF PRESSURE IN HPA 1009.6 1010.0 1000.7 999.0 1003.0 1000.1 1000.4 998.7 1004.9 1008.4 1010.2 1012.4 998.7 DAY 20 8 20 13 25 24 17 8 9 24 8 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1970 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.9 5.7 7.8 14.8 21.8 24.1 25.5 25.5 18.8 13.4 9.1 0.1 13.8 MINIMUN AIR TEMPERATURE (C) -5.1 0.2 2.4 9.0 13.2 14.6 17.4 16.3 9.0 4.5 1.5 -5.9 6.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 1 1 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 14 3 2 0 0 0 0 0 0 2 3 17 41 DAYS WITH FREEZING MIN.<= 0 29 13 9 0 0 0 0 0 0 6 12 26 95 TEMPERATURE RECORDS LOWEST(C) -19.0 -5.0 -7.0 4.0 6.0 4.0 13.0 11.0 3.0 -5.0 -4.0 -20.0 -20.0 DAY 14 4 14 14 10 12 5 16 20 24 16 17 MAXIMUM AIR TEMPERATURE (C) 5.2 12.8 13.8 22.5 30.1 32.3 33.0 34.3 28.0 22.9 18.8 8.0 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 17 23 30 31 14 4 0 0 121 DAYS WITH MAXIMUM TEMP. <= 0 3 0 0 0 0 0 0 0 0 0 0 2 5 TEMPERATURE RECORDS HIGHEST(C) 14.0 22.0 27.0 34.0 38.0 40.0 37.0 38.0 33.0 32.0 27.0 21.0 40.0 DAY 5 19 23 19 31 21 1 23 8 1 3 7 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 12.6 11.4 13.5 16.9 17.7 15.6 18.0 19.0 18.4 17.3 13.9 15.4 MEAN DAILY TEMP. (MDT) (C) 0.1 6.5 8.1 15.7 21.6 23.5 25.2 25.3 18.5 13.7 10.1 1.0 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 7.5 60.5 97.5 130.0 132.5 6.0 0.5 0.0 0.0 434.5 HEATING DEG. DAYS(BASE 18 0C) 556.0 323.0 308.0 89.0 10.0 9.0 0.0 0.0 25.5 140.0 236.0 526.0 2222.5 DEWPOINT (MEAN C) -4.1 -0.9 0.2 4.4 6.2 5.3 6.1 5.6 1.1 1.2 -0.2 -5.0 1.7 MIXING RATIO (G/KG) 3.32 4.05 4.45 5.97 6.84 6.66 6.95 6.63 4.77 4.86 4.27 3.09 5.15 VAPOUR PRESSURE (HPA) 4.80 5.85 6.41 8.59 9.78 9.51 9.90 9.46 6.87 7.01 6.18 4.47 7.40 SATURATION DEF. (HPA) 1.33 3.77 5.10 9.48 18.28 22.66 24.18 24.96 16.53 10.00 6.36 2.56 12.10 RELATIVE HUMIDITY (MEAN %) 80 67 64 56 41 33 32 31 34 47 57 72 51 RELATIVE HUMIDITY (MAX. %) 93 89 89 79 64 50 50 50 56 71 81 87 72 RELATIVE HUMIDITY (MIN. %) 62 41 42 32 22 19 18 16 18 27 32 54 32 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 81 74 56 43 46 47 54 69 79 82 67 RELATIVE HUMIDITY (MEAN% 09UTC) 71 48 50 39 26 22 21 19 22 30 35 60 37 RELATIVE HUMIDITY (MEAN% 15UTC) 82 60 56 44 32 24 23 22 27 42 55 73 45 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 26.5 7.2 52.2 14.1 0.6 0.0 3.0 0.0 0.0 0.0 7.0 20.1 130.7 DAYS WITH PRECIPITATION >=10 1 0 1 0 0 0 0 0 0 0 0 1 3 DAYS WITH PRECIPITATION >= 5 2 0 3 1 0 0 0 0 0 0 1 1 8 DAYS WITH PRECIPITATION >= 1 5 5 8 5 0 0 1 0 0 0 1 3 28 DAYS WITH PRECIPITATION 9 8 11 8 4 0 1 0 0 0 1 4 46 GREATEST DAILY PRECIPITATION 14.0 2.0 18.0 7.0 0.4 0.0 3.0 0.0 0.0 0.0 7.0 14.0 18.0 DAY 12 21 24 13 7 ** 7 ** ** ** 14 15 DAY WITH THUNDER STORM 0 0 0 3 1 0 1 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 4 1 1 0 0 0 0 0 0 0 0 3 9 DAYS WITH DUST 0 1 2 3 4 3 3 1 1 5 5 0 28 WIND DIRECTION (PREVAILING) 180 135 180 135 135 90 90 90 135 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 5.7 8.2 7.1 8.3 8.6 9.2 9.9 10.2 8.2 7.9 8.1 9.3 8.4 PREVAILING WIND PERCENT 9.3 12.5 17.3 19.6 15.7 24.2 21.4 21.8 20.8 24.6 12.5 3.6 14.3 CALMS PERCENT OF WIND 60.9 42.9 39.9 37.9 42.7 37.5 41.1 44.4 36.3 48.0 73.3 83.1 49.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 298 230 160 147 85 95 76 98 123 142 153 193 114 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.3 1.4 2.0 2.0 3.3 2.7 3.6 2.8 2.6 0.9 0.2 1.5 WIND STEADINESES (MEAN %) 15.4 7.1 28.6 43.5 43.5 58.9 55.1 73.5 59.6 70.3 45.0 16.7 37.5 WIND SPEED (MEAN KNOTS) 2.6 4.2 4.9 4.6 4.6 5.6 4.9 4.9 4.7 3.7 2.0 1.2 4.0 FASTEST WIND DIRECTION 300 330 320 150 340 330 70 70 80 130 340 340 330 FASTEST WIND SPEED (KNOTS) 25 20 25 24 22 28 18 22 16 20 28 16 28 DAY 28 1 24 9 8 9 2 12 9 8 4 31 DAYS WITH SKY CLEAR (0-2)/8 12 6 6 7 18 28 22 28 28 26 21 15 217 DAYS WITH P.CLOUDY (3-6)/8 8 18 10 16 11 2 9 3 2 5 7 10 101 DAYS WITH CLOUDY (7-8)/8 11 4 15 7 2 0 0 0 0 0 2 6 47 DAYS WITH VISIBILITY =< 2 KM 8 3 0 1 0 0 0 0 0 0 1 4 17 DURATION OF SUNSHINE HOURS 152.0 156.2 161.4 219.2 312.7 359.4 344.7 352.1 299.1 277.1 211.9 171.8 3017.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.6 903.4 903.9 904.2 900.2 899.5 897.2 897.9 902.7 905.6 906.9 906.1 902.7 MAX. QFE PRESSURE IN HPA 914.2 911.4 912.1 913.1 907.4 910.1 901.7 905.0 909.7 914.6 919.8 916.0 919.8 DAY-HOUR 3- 6 16- 6 26- 6 22-18 9-21 11- 9 9- 3 30- 3 18- 6 31-18 14-18 16- 6 MIN. QFE PRESSURE IN HPA 891.5 893.3 893.8 888.4 892.6 891.5 892.7 890.5 895.2 895.3 900.4 895.8 888.4 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-15 8-15 1-12 27-15 8-12 8-12 30-12 10- 0 MEAN QNH PRESSURE IN HPA 1019.3 1018.0 1018.6 1018.9 1014.4 1013.7 1011.2 1011.9 1017.2 1020.4 1021.9 1020.9 1017.2 MAX. QNH PRESSURE IN HPA 1029.9 1026.8 1027.6 1028.7 1022.4 1025.4 1016.1 1019.8 1024.9 1030.3 1036.1 1031.9 1036.1 DAY-HOUR 3- 6 16- 6 26- 6 22-18 9-21 11- 9 9- 3 30- 3 18- 6 31-18 14-18 16- 6 MIN. QNH PRESSURE IN HPA 1004.9 1006.9 1007.4 1001.5 1006.1 1004.9 1006.2 1003.8 1009.0 1009.1 1014.7 1009.6 1001.5 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-15 8-15 1-12 27-15 8-12 8-12 30-12 10- 0 MEAN QFF PRESSURE IN HPA 1023.6 1019.2 1019.0 1016.2 1008.8 1007.2 1004.0 1004.8 1012.9 1018.3 1021.7 1024.8 1015.0 MAX. QFF PRESSURE IN HPA 1037.8 1028.8 1029.2 1027.3 1020.5 1022.7 1009.7 1012.8 1021.9 1028.5 1038.4 1041.5 1041.5 DAY-HOUR 14- 6 6-15 13- 6 22-18 9-21 11- 9 9- 3 30- 3 19- 3 12- 3 14-18 16-15 MIN. QFF PRESSURE IN HPA 1007.4 1004.6 1003.5 992.9 998.3 997.6 997.9 996.3 1003.3 1003.2 1012.1 1009.8 992.9 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-21 8-15 1-15 27-15 8-12 14-21 3-21 10- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.3 903.1 903.8 903.9 900.1 899.4 896.9 897.8 902.6 905.4 907.1 905.7 902.5 MAX. QFE PRESSURE IN HPA 913.7 909.8 911.5 911.0 906.4 907.1 900.3 903.3 908.2 912.7 918.3 914.3 918.3 DAY 3 16 26 23 10 12 23 30 18 12 15 16 MIN. QFE PRESSURE IN HPA 891.8 895.6 894.0 888.4 893.7 895.4 893.1 894.0 897.0 896.6 901.4 895.8 888.4 DAY 23 23 20 20 21 21 11 28 6 15 4 10 MEAN QNH PRESSURE IN HPA 1019.0 1017.6 1018.4 1018.6 1014.3 1013.6 1010.8 1011.8 1017.1 1020.2 1022.0 1020.6 1017.0 MAX. QNH PRESSURE IN HPA 1029.3 1025.0 1026.9 1026.4 1021.3 1022.1 1014.6 1017.9 1023.3 1028.2 1034.4 1030.0 1034.4 DAY 3 16 26 23 10 12 23 30 18 12 15 16 MIN. QNH PRESSURE IN HPA 1005.2 1009.4 1007.6 1001.5 1007.3 1009.2 1006.6 1007.6 1010.9 1010.5 1015.8 1009.6 1001.5 DAY 23 23 20 20 21 21 11 28 6 15 4 10 MEAN QFF PRESSURE IN HPA 1022.9 1018.4 1018.6 1015.9 1008.8 1007.2 1003.7 1004.5 1012.6 1017.7 1021.2 1024.0 1014.6 MAX. QFF PRESSURE IN HPA 1034.4 1026.5 1028.2 1025.0 1019.4 1020.8 1008.4 1009.8 1020.5 1026.0 1036.9 1037.1 1037.1 DAY 14 4 26 23 10 12 9 30 19 12 15 16 MIN. QFF PRESSURE IN HPA 1007.5 1008.5 1003.7 992.9 998.8 1000.4 999.3 999.9 1005.8 1003.5 1012.3 1009.8 992.9 DAY 23 19 20 20 21 21 11 28 9 15 4 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.5 903.6 904.2 904.8 901.2 900.5 898.2 898.9 903.5 906.2 907.5 906.2 903.3 MAX. QFE PRESSURE IN HPA 913.4 910.5 911.7 911.0 907.0 909.0 901.7 905.0 908.7 913.2 918.0 914.5 918.0 DAY 3 16 26 22 10 11 9 30 18 12 15 16 MIN. QFE PRESSURE IN HPA 891.5 896.0 895.2 890.1 896.1 895.9 894.5 895.1 897.6 898.4 902.6 896.7 890.1 DAY 23 19 20 20 21 8 11 27 6 8 12 10 MEAN QNH PRESSURE IN HPA 1019.3 1018.2 1018.9 1019.5 1015.5 1014.8 1012.2 1013.0 1018.1 1021.0 1022.5 1021.1 1017.9 MAX. QNH PRESSURE IN HPA 1029.0 1025.8 1027.1 1026.4 1022.0 1024.2 1016.1 1019.8 1023.8 1028.8 1034.1 1030.2 1034.1 DAY 3 16 26 22 10 11 9 30 18 12 15 16 MIN. QNH PRESSURE IN HPA 1004.9 1009.8 1009.0 1003.3 1010.0 1009.7 1008.2 1008.9 1011.6 1012.5 1017.1 1010.6 1003.3 DAY 23 19 20 20 21 8 11 27 6 8 12 10 MEAN QFF PRESSURE IN HPA 1024.3 1020.1 1019.8 1016.9 1010.1 1008.3 1005.2 1006.2 1014.7 1020.2 1023.7 1026.2 1016.3 MAX. QFF PRESSURE IN HPA 1037.5 1026.7 1028.9 1025.4 1020.1 1020.8 1009.7 1012.8 1021.9 1028.5 1037.0 1039.8 1039.8 DAY 14 4 26 23 10 11 9 30 19 12 15 16 MIN. QFF PRESSURE IN HPA 1007.4 1010.1 1005.3 996.0 1002.0 1002.2 1000.5 1001.2 1008.0 1008.4 1016.2 1011.9 996.0 DAY 23 19 20 20 21 21 11 6 6 15 4 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.8 904.7 905.1 905.5 901.4 900.8 898.3 899.2 904.1 906.8 908.4 907.4 904.0 MAX. QFE PRESSURE IN HPA 914.2 911.4 912.1 912.4 907.0 909.8 901.6 904.9 909.7 914.0 918.1 916.0 918.1 DAY 3 16 26 22 1 11 23 30 18 12 15 16 MIN. QFE PRESSURE IN HPA 892.9 897.0 895.8 894.3 896.2 895.9 895.1 894.8 897.7 898.6 903.3 898.8 892.9 DAY 23 19 23 20 7 8 11 27 6 8 12 10 MEAN QNH PRESSURE IN HPA 1020.6 1019.5 1019.9 1020.3 1015.8 1015.1 1012.4 1013.3 1018.8 1021.8 1023.5 1022.4 1018.6 MAX. QNH PRESSURE IN HPA 1029.9 1026.8 1027.6 1027.9 1022.0 1025.0 1016.0 1019.7 1024.9 1029.7 1034.2 1031.9 1034.2 DAY 3 16 26 22 1 11 23 30 18 12 15 16 MIN. QNH PRESSURE IN HPA 1006.4 1010.9 1009.6 1008.0 1010.1 1009.7 1008.9 1008.5 1011.7 1012.7 1017.9 1012.9 1006.4 DAY 23 19 23 20 7 8 11 27 6 8 12 10 MEAN QFF PRESSURE IN HPA 1025.1 1021.0 1020.4 1017.8 1010.3 1008.7 1005.2 1006.3 1014.3 1019.5 1023.4 1026.3 1016.5 MAX. QFF PRESSURE IN HPA 1037.8 1027.4 1029.2 1026.5 1020.2 1022.2 1009.5 1012.0 1021.8 1027.4 1036.4 1039.8 1039.8 DAY 14 16 13 22 9 11 8 30 18 12 15 16 MIN. QFF PRESSURE IN HPA 1009.3 1009.9 1006.8 1001.3 1004.7 1001.9 1000.6 1001.4 1006.7 1007.2 1016.3 1012.5 1000.6 DAY 23 19 20 20 20 20 1 27 6 15 4 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.4 903.2 904.0 904.3 900.3 899.7 897.2 897.8 902.5 905.0 906.5 905.9 902.6 MAX. QFE PRESSURE IN HPA 911.9 910.1 910.5 912.0 906.4 910.1 900.1 903.3 908.4 912.2 917.5 915.0 917.5 DAY 3 16 26 22 9 11 8 30 18 12 14 16 MIN. QFE PRESSURE IN HPA 891.7 895.1 894.5 894.9 895.9 894.2 894.2 892.5 896.4 896.6 901.4 899.4 891.7 DAY 23 19 23 20 20 8 1 27 6 8 12 2 MEAN QNH PRESSURE IN HPA 1019.1 1017.8 1018.7 1019.0 1014.6 1013.9 1011.1 1011.8 1017.0 1019.8 1021.4 1020.7 1017.1 MAX. QNH PRESSURE IN HPA 1027.4 1025.4 1025.8 1027.5 1021.3 1025.4 1014.4 1017.9 1023.5 1027.7 1033.5 1030.8 1033.5 DAY 3 16 26 22 9 11 8 30 18 12 14 16 MIN. QNH PRESSURE IN HPA 1005.1 1008.9 1008.2 1008.6 1009.7 1007.9 1007.9 1006.0 1010.3 1010.5 1015.8 1013.6 1005.1 DAY 23 19 23 20 20 8 1 27 6 8 12 2 MEAN QFF PRESSURE IN HPA 1022.8 1018.6 1018.7 1016.0 1008.7 1007.2 1003.9 1004.4 1012.1 1017.0 1020.4 1023.9 1014.5 MAX. QFF PRESSURE IN HPA 1034.9 1025.8 1027.5 1025.9 1019.1 1022.7 1008.5 1010.2 1020.1 1025.0 1034.7 1038.7 1038.7 DAY 14 28 13 22 9 11 8 30 18 12 14 16 MIN. QFF PRESSURE IN HPA 1007.6 1006.9 1004.0 1002.6 1002.2 1000.4 999.6 998.2 1004.5 1004.3 1013.6 1013.1 998.2 DAY 23 19 23 20 20 20 1 27 6 15 12 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.9 902.1 902.7 902.8 898.8 898.3 896.1 896.5 901.2 903.9 905.5 905.1 901.4 MAX. QFE PRESSURE IN HPA 911.8 909.2 909.1 910.9 905.0 908.2 899.7 902.0 907.4 910.4 917.5 914.0 917.5 DAY 2 16 26 22 22 11 8 30 18 11 14 16 MIN. QFE PRESSURE IN HPA 893.1 893.3 894.6 892.1 893.0 891.9 892.7 890.7 895.2 895.3 900.4 898.3 890.7 DAY 23 19 19 19 20 8 1 27 8 8 30 13 MEAN QNH PRESSURE IN HPA 1018.5 1016.6 1017.2 1017.3 1012.9 1012.3 1010.0 1010.4 1015.5 1018.5 1020.3 1019.9 1015.8 MAX. QNH PRESSURE IN HPA 1027.3 1024.4 1024.3 1026.3 1019.8 1023.3 1013.9 1016.5 1022.4 1025.7 1033.5 1029.7 1033.5 DAY 2 16 26 22 22 11 8 30 18 11 14 16 MIN. QNH PRESSURE IN HPA 1006.6 1006.9 1008.3 1005.5 1006.5 1005.3 1006.2 1004.0 1009.0 1009.1 1014.7 1012.4 1004.0 DAY 23 19 19 19 20 8 1 27 8 8 30 13 MEAN QFF PRESSURE IN HPA 1022.3 1017.4 1017.2 1014.7 1007.3 1005.9 1002.9 1003.1 1011.0 1016.0 1019.4 1023.2 1013.4 MAX. QFF PRESSURE IN HPA 1035.1 1024.6 1026.2 1024.5 1016.9 1020.4 1008.0 1009.3 1019.4 1023.6 1034.8 1037.4 1037.4 DAY 14 28 13 22 9 11 8 30 18 11 14 16 MIN. QFF PRESSURE IN HPA 1008.9 1004.6 1004.7 999.2 998.8 998.3 998.1 996.4 1003.3 1004.9 1013.3 1013.3 996.4 DAY 23 19 23 19 20 21 1 27 8 14 12 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.6 902.9 903.4 903.3 898.9 898.4 896.3 896.8 901.6 904.8 906.5 905.8 901.9 MAX. QFE PRESSURE IN HPA 913.4 910.3 909.1 912.4 904.9 907.7 900.0 902.3 908.2 911.0 919.6 913.7 919.6 DAY 2 16 13 22 9 11 8 30 18 31 14 16 MIN. QFE PRESSURE IN HPA 895.9 895.1 894.6 891.8 892.6 891.5 892.7 890.5 895.6 895.8 901.1 897.1 890.5 DAY 23 19 19 19 20 8 1 27 8 14 30 13 MEAN QNH PRESSURE IN HPA 1019.3 1017.4 1018.0 1017.9 1013.1 1012.5 1010.2 1010.7 1016.1 1019.5 1021.4 1020.7 1016.4 MAX. QNH PRESSURE IN HPA 1029.0 1025.6 1024.3 1027.9 1019.7 1022.7 1014.3 1016.8 1023.3 1026.4 1035.8 1029.3 1035.8 DAY 2 16 13 22 9 11 8 30 18 31 14 16 MIN. QNH PRESSURE IN HPA 1009.7 1008.9 1008.3 1005.2 1006.1 1004.9 1006.2 1003.8 1009.4 1009.6 1015.5 1011.1 1003.8 DAY 23 19 19 19 20 8 1 27 8 14 30 13 MEAN QFF PRESSURE IN HPA 1024.3 1019.2 1018.8 1015.3 1007.6 1005.9 1003.2 1004.0 1012.6 1018.7 1022.5 1025.8 1014.8 MAX. QFF PRESSURE IN HPA 1036.5 1028.8 1028.6 1026.6 1017.6 1020.4 1009.0 1011.2 1020.8 1026.4 1038.1 1041.5 1041.5 DAY 14 6 13 22 9 11 8 30 18 31 14 16 MIN. QFF PRESSURE IN HPA 1012.0 1008.1 1006.2 999.8 998.7 997.6 997.9 996.3 1005.3 1006.2 1015.5 1012.8 996.3 DAY 23 19 19 19 20 8 1 27 8 14 3 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.9 903.9 904.4 904.8 900.5 899.7 897.5 898.1 903.0 906.3 907.2 906.3 903.0 MAX. QFE PRESSURE IN HPA 913.9 911.2 911.0 913.1 906.8 908.7 900.8 902.9 909.6 914.6 919.8 913.8 919.8 DAY 2 16 25 22 9 11 8 30 18 31 14 30 MIN. QFE PRESSURE IN HPA 895.4 895.6 894.9 891.0 893.4 894.0 893.9 892.7 896.6 896.5 902.2 896.7 891.0 DAY 22 18 19 19 20 8 10 27 8 14 3 13 MEAN QNH PRESSURE IN HPA 1019.7 1018.5 1019.1 1019.6 1014.8 1014.0 1011.5 1012.2 1017.6 1021.1 1022.2 1021.2 1017.6 MAX. QNH PRESSURE IN HPA 1029.6 1026.6 1026.4 1028.7 1021.7 1023.8 1015.1 1017.4 1024.8 1030.3 1036.1 1029.5 1036.1 DAY 2 16 25 22 9 11 8 30 18 31 14 30 MIN. QNH PRESSURE IN HPA 1009.2 1009.4 1008.6 1004.3 1007.0 1007.6 1007.5 1006.2 1010.5 1010.4 1016.7 1010.6 1004.3 DAY 22 18 19 19 20 8 10 27 8 14 3 13 MEAN QFF PRESSURE IN HPA 1024.2 1020.0 1019.6 1017.0 1009.2 1007.5 1004.3 1005.2 1013.3 1018.9 1022.1 1025.2 1015.5 MAX. QFF PRESSURE IN HPA 1034.9 1028.1 1029.0 1027.3 1020.4 1022.3 1009.2 1010.7 1021.8 1028.3 1038.4 1038.9 1038.9 DAY 13 3 13 22 9 11 8 30 18 31 14 16 MIN. QFF PRESSURE IN HPA 1012.6 1009.5 1004.4 998.5 998.8 1000.1 999.7 998.6 1005.0 1004.4 1014.4 1012.1 998.5 DAY 22 19 19 19 20 20 1 27 8 14 3 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.6 903.8 904.2 904.6 900.3 899.6 897.3 898.0 903.1 906.2 906.9 906.1 902.9 MAX. QFE PRESSURE IN HPA 913.9 910.5 911.5 912.6 907.4 907.9 900.2 903.2 908.8 914.2 918.8 913.8 918.8 DAY 2 15 25 22 9 11 8 30 18 31 14 30 MIN. QFE PRESSURE IN HPA 893.8 895.6 893.8 890.6 893.1 894.4 894.6 892.7 896.4 896.3 901.9 896.2 890.6 DAY 22 18 19 19 20 8 10 27 8 14 3 9 MEAN QNH PRESSURE IN HPA 1019.3 1018.4 1018.9 1019.4 1014.5 1013.8 1011.2 1012.0 1017.7 1021.1 1021.9 1021.0 1017.4 MAX. QNH PRESSURE IN HPA 1029.6 1025.8 1026.9 1028.1 1022.4 1023.0 1014.5 1017.8 1023.9 1029.9 1035.0 1029.5 1035.0 DAY 2 15 25 22 9 11 8 30 18 31 14 30 MIN. QNH PRESSURE IN HPA 1007.4 1009.4 1007.4 1003.9 1006.6 1008.1 1008.3 1006.2 1010.3 1010.2 1016.3 1010.1 1003.9 DAY 22 18 19 19 20 8 10 27 8 14 3 9 MEAN QFF PRESSURE IN HPA 1023.1 1019.2 1018.9 1016.3 1008.6 1007.1 1003.9 1004.6 1012.8 1018.5 1020.9 1024.3 1014.9 MAX. QFF PRESSURE IN HPA 1033.8 1027.0 1028.5 1026.8 1020.5 1021.5 1008.4 1010.5 1020.6 1027.6 1037.1 1036.9 1037.1 DAY 13 3 25 22 9 11 8 30 18 31 14 16 MIN. QFF PRESSURE IN HPA 1010.6 1008.4 1003.5 997.0 998.3 1000.2 999.9 998.2 1004.1 1003.2 1012.1 1010.3 997.0 DAY 22 18 19 19 20 20 1 27 8 14 3 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1971 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.6 3.6 10.0 13.3 21.2 24.3 26.2 23.9 19.1 13.1 9.2 4.4 14.0 MINIMUN AIR TEMPERATURE (C) -5.5 -2.0 3.2 7.6 11.8 14.8 16.5 13.5 8.6 3.6 2.7 -0.7 6.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 0 0 0 0 0 2 DAYS WITH MINIMUM TEMP. <=-4 22 12 0 0 0 0 0 0 0 0 1 6 41 DAYS WITH FREEZING MIN.<= 0 31 22 10 0 0 0 0 0 0 7 6 19 95 TEMPERATURE RECORDS LOWEST(C) -11.0 -10.0 -3.0 2.0 7.0 10.0 11.0 10.0 4.0 -1.0 -4.0 -12.0 -12.0 DAY 16 3 4 10 1 9 5 4 29 14 3 22 MAXIMUM AIR TEMPERATURE (C) 7.5 11.4 17.3 19.7 29.5 32.6 34.2 32.9 28.0 22.7 17.0 10.9 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 3 1 12 27 30 28 10 4 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 2 1 0 0 0 0 0 0 0 0 0 0 3 TEMPERATURE RECORDS HIGHEST(C) 20.0 22.0 32.0 31.0 36.0 38.0 40.0 38.0 34.0 32.0 23.0 20.0 40.0 DAY 5 23 15 24 24 22 11 6 1 9 18 8 DIF. BETWEEN (MAX.-MIN.) (C) 13.0 13.4 14.1 12.1 17.7 17.8 17.7 19.4 19.4 19.1 14.3 11.6 15.8 MEAN DAILY TEMP. (MDT) (C) 1.0 4.7 10.3 13.7 20.6 23.7 25.3 23.2 18.3 13.2 9.9 5.1 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 32.0 82.0 134.5 69.5 14.0 0.0 0.0 0.0 334.0 HEATING DEG. DAYS(BASE 18 0C) 527.0 372.5 247.0 141.0 10.5 0.0 0.0 0.0 38.5 155.0 244.0 399.5 2135.0 DEWPOINT (MEAN C) -4.3 -2.4 0.8 4.9 4.1 5.5 7.2 2.4 -0.2 1.3 2.6 -1.3 1.7 MIXING RATIO (G/KG) 3.18 3.65 4.63 6.22 5.88 6.51 7.26 5.23 4.34 4.76 5.20 3.97 5.07 VAPOUR PRESSURE (HPA) 4.61 5.25 6.68 8.91 8.43 9.30 10.35 7.50 6.26 6.89 7.52 5.73 7.29 SATURATION DEF. (HPA) 1.65 3.22 7.05 7.41 18.28 22.68 25.43 24.00 17.59 9.59 4.71 3.33 12.08 RELATIVE HUMIDITY (MEAN %) 79 69 61 62 36 33 32 28 31 49 67 71 52 RELATIVE HUMIDITY (MAX. %) 92 92 85 84 60 52 50 47 52 75 89 87 72 RELATIVE HUMIDITY (MIN. %) 55 41 36 42 19 17 18 14 15 27 43 51 32 RELATIVE HUMIDITY (MEAN% 03UTC) 89 86 80 80 54 45 45 42 51 71 86 82 68 RELATIVE HUMIDITY (MEAN% 09UTC) 65 53 47 48 22 20 20 16 18 32 48 57 37 RELATIVE HUMIDITY (MEAN% 15UTC) 78 62 51 51 27 23 23 18 22 42 61 70 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 11.4 13.3 33.1 41.7 1.0 0.0 0.0 0.0 0.0 1.2 18.1 77.4 197.2 DAYS WITH PRECIPITATION >=10 0 1 0 1 0 0 0 0 0 0 1 2 5 DAYS WITH PRECIPITATION >= 5 1 1 2 2 0 0 0 0 0 0 2 2 10 DAYS WITH PRECIPITATION >= 1 2 2 10 5 1 0 0 0 0 1 3 3 27 DAYS WITH PRECIPITATION 3 6 11 10 3 0 0 0 0 3 5 6 47 GREATEST DAILY PRECIPITATION 8.0 10.0 8.0 29.0 1.0 0.0 0.0 0.0 0.0 1.0 10.0 47.0 47.0 DAY 15 24 22 27 13 ** ** ** ** 31 12 20 DAY WITH THUNDER STORM 0 0 2 1 2 0 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 3 3 2 0 0 0 0 0 0 0 0 3 11 DAYS WITH DUST 5 5 10 1 7 8 7 4 6 10 5 5 73 WIND DIRECTION (PREVAILING) 135 315 135 135 135 90 90 90 90 180 135 315 135 PREVAILING WIND SPEED(KNOTS) 9.2 10.0 10.9 9.3 10.2 11.2 12.2 11.9 9.5 6.3 7.3 9.7 9.2 PREVAILING WIND PERCENT 10.9 12.5 12.9 22.9 19.0 22.5 19.8 16.9 15.0 12.5 7.5 9.3 11.5 CALMS PERCENT OF WIND 78.2 59.8 54.8 38.8 54.8 50.0 43.5 50.0 47.9 51.2 68.8 61.3 54.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 143 324 169 137 117 86 56 92 63 145 182 310 100 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.4 1.7 2.1 3.1 3.6 3.7 3.8 2.1 1.4 0.4 0.3 1.5 WIND STEADINESES (MEAN %) 47.1 10.3 36.2 38.2 75.6 72.0 62.7 74.5 47.7 37.8 17.4 10.0 36.6 WIND SPEED (MEAN KNOTS) 1.7 3.9 4.7 5.5 4.1 5.0 5.9 5.1 4.4 3.7 2.3 3.0 4.1 FASTEST WIND DIRECTION 350 340 130 140 50 70 90 60 80 340 240 310 340 FASTEST WIND SPEED (KNOTS) 23 28 25 24 20 20 25 25 20 25 28 20 28 DAY 8 14 20 2 16 8 3 7 11 30 4 21 DAYS WITH SKY CLEAR (0-2)/8 17 6 6 5 18 26 29 31 30 24 12 9 213 DAYS WITH P.CLOUDY (3-6)/8 8 13 14 16 11 4 2 0 0 6 12 14 100 DAYS WITH CLOUDY (7-8)/8 6 9 11 9 2 0 0 0 0 1 6 8 52 DAYS WITH VISIBILITY =< 2 KM 7 2 4 1 0 0 0 1 0 3 3 8 29 DURATION OF SUNSHINE HOURS 184.6 150.3 157.4 199.6 326.7 346.2 363.5 363.4 320.8 271.6 163.4 161.9 3009.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.9 900.7 903.6 901.5 901.2 897.1 897.4 899.3 904.2 906.9 906.3 903.6 902.6 MAX. QFE PRESSURE IN HPA 919.6 908.2 912.2 914.1 907.8 903.3 900.5 904.1 909.6 916.7 917.0 916.1 919.6 DAY-HOUR 9- 6 1- 6 6-21 9-18 2- 6 18- 3 31-21 21- 6 24- 6 11- 6 20- 6 31-21 MIN. QFE PRESSURE IN HPA 893.3 887.9 892.5 890.0 893.6 891.3 891.7 894.9 898.0 897.2 898.3 896.1 887.9 DAY-HOUR 14- 0 14- 3 20-12 14-12 11-12 6-12 23-12 19-15 2-12 9- 9 5- 9 14-12 MEAN QNH PRESSURE IN HPA 1024.0 1015.0 1018.2 1015.8 1015.5 1011.1 1011.4 1013.4 1018.9 1021.9 1021.2 1018.3 1017.1 MAX. QNH PRESSURE IN HPA 1035.8 1023.3 1027.7 1029.8 1022.8 1017.9 1014.8 1018.8 1024.8 1032.7 1033.0 1032.0 1035.8 DAY-HOUR 9- 6 1- 6 6-21 9-18 2- 6 18- 3 31-21 21- 6 24- 6 11- 6 20- 6 31-21 MIN. QNH PRESSURE IN HPA 1006.9 1000.9 1006.0 1003.2 1007.2 1004.7 1005.1 1008.6 1012.0 1011.2 1012.4 1010.0 1000.9 DAY-HOUR 14- 0 14- 3 20-12 14-12 11-12 6-12 23-12 19-15 2-12 9- 9 5- 9 14-12 MEAN QFF PRESSURE IN HPA 1028.3 1017.2 1017.6 1013.7 1010.2 1004.5 1004.0 1007.0 1014.5 1019.9 1020.9 1020.0 1014.8 MAX. QFF PRESSURE IN HPA 1041.3 1029.2 1031.3 1031.1 1019.4 1012.3 1008.6 1012.6 1021.2 1030.9 1031.8 1038.0 1041.3 DAY-HOUR 9- 6 1-15 7- 3 9-18 2- 3 18- 3 4- 6 2- 6 25- 3 11- 6 20- 6 31-21 MIN. QFF PRESSURE IN HPA 1006.8 998.8 1002.4 998.2 1000.9 998.1 997.9 1001.5 1004.9 1004.7 1009.6 1009.0 997.9 DAY-HOUR 14- 0 14- 3 15-15 14-12 26-12 29-12 23-15 19-12 2-12 9- 9 5- 9 14-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 908.6 900.7 903.4 901.4 901.2 897.1 897.2 899.1 904.1 906.7 906.4 903.3 902.4 MAX. QFE PRESSURE IN HPA 918.9 907.2 911.8 913.0 907.3 902.1 898.8 902.5 908.1 914.8 914.1 913.0 918.9 DAY 9 2 7 10 2 18 26 21 24 11 21 29 MIN. QFE PRESSURE IN HPA 893.3 888.3 896.2 891.2 895.8 891.7 893.0 896.6 899.6 899.0 900.2 898.6 888.3 DAY 14 14 20 14 12 6 24 19 3 9 5 20 MEAN QNH PRESSURE IN HPA 1023.7 1015.0 1018.0 1015.8 1015.6 1011.0 1011.2 1013.3 1018.7 1021.6 1021.3 1017.9 1016.9 MAX. QNH PRESSURE IN HPA 1035.1 1022.2 1027.3 1028.6 1022.3 1016.6 1012.9 1017.0 1023.2 1030.6 1029.8 1028.6 1035.1 DAY 9 2 7 10 2 18 26 21 24 11 21 29 MIN. QNH PRESSURE IN HPA 1006.9 1001.4 1010.1 1004.6 1009.6 1005.1 1006.5 1010.5 1013.8 1013.1 1014.5 1012.7 1001.4 DAY 14 14 20 14 12 6 24 19 3 9 5 20 MEAN QFF PRESSURE IN HPA 1027.3 1016.7 1017.0 1013.4 1010.4 1004.4 1003.9 1006.8 1014.2 1019.4 1020.7 1019.1 1014.4 MAX. QFF PRESSURE IN HPA 1037.5 1026.4 1030.6 1029.9 1019.0 1010.5 1006.7 1010.2 1019.1 1028.9 1029.7 1032.4 1037.5 DAY 9 2 7 10 2 18 26 2 25 11 21 29 MIN. QFF PRESSURE IN HPA 1006.8 1000.6 1007.5 999.5 1003.5 998.8 999.9 1003.4 1006.2 1007.8 1012.1 1010.8 998.8 DAY 14 14 20 14 12 6 23 19 3 9 5 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 909.1 900.9 904.1 902.0 902.2 898.2 898.1 900.0 904.8 907.3 906.9 903.9 903.1 MAX. QFE PRESSURE IN HPA 918.6 907.4 912.1 911.8 907.5 903.3 900.1 903.6 909.2 915.6 915.0 911.6 918.6 DAY 9 2 7 10 2 18 13 21 24 11 20 29 MIN. QFE PRESSURE IN HPA 894.7 887.9 896.2 892.5 896.5 892.6 894.0 897.0 900.5 899.2 900.4 896.7 887.9 DAY 14 14 20 14 11 6 23 19 2 9 5 20 MEAN QNH PRESSURE IN HPA 1024.2 1015.3 1018.8 1016.5 1016.7 1012.3 1012.2 1014.3 1019.5 1022.3 1021.9 1018.5 1017.7 MAX. QNH PRESSURE IN HPA 1034.7 1022.4 1027.6 1027.3 1022.5 1017.9 1014.4 1018.2 1024.4 1031.4 1030.8 1027.0 1034.7 DAY 9 2 7 10 2 18 13 21 24 11 20 29 MIN. QNH PRESSURE IN HPA 1008.4 1000.9 1010.1 1006.0 1010.4 1006.1 1007.6 1010.9 1014.8 1013.4 1014.7 1010.6 1000.9 DAY 14 14 20 14 11 6 23 19 2 9 5 20 MEAN QFF PRESSURE IN HPA 1029.3 1018.1 1018.8 1014.6 1011.5 1005.7 1004.8 1008.2 1015.9 1021.5 1022.5 1021.0 1016.0 MAX. QFF PRESSURE IN HPA 1039.7 1028.4 1031.3 1028.9 1019.4 1012.3 1008.5 1012.5 1021.2 1030.2 1030.4 1031.4 1039.7 DAY 9 2 7 10 2 18 26 2 25 11 1 29 MIN. QFF PRESSURE IN HPA 1009.4 998.8 1007.7 1001.2 1005.2 1000.2 999.8 1004.4 1008.5 1009.8 1013.9 1013.0 998.8 DAY 14 14 20 14 16 6 23 19 3 9 5 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 910.3 901.9 904.8 902.5 902.4 898.2 898.4 900.5 905.3 908.1 907.6 905.0 903.8 MAX. QFE PRESSURE IN HPA 919.6 908.2 912.2 911.7 907.8 903.0 900.2 904.1 909.6 916.7 917.0 911.6 919.6 DAY 9 1 7 9 2 18 2 21 24 11 20 11 MIN. QFE PRESSURE IN HPA 897.0 888.3 896.9 892.0 896.6 892.9 894.0 897.2 900.8 899.4 901.2 897.2 888.3 DAY 14 14 20 14 11 6 23 19 2 9 5 20 MEAN QNH PRESSURE IN HPA 1025.6 1016.4 1019.6 1017.0 1016.9 1012.3 1012.5 1014.8 1020.1 1023.1 1022.7 1019.7 1018.4 MAX. QNH PRESSURE IN HPA 1035.8 1023.3 1027.7 1027.1 1022.8 1017.6 1014.5 1018.8 1024.8 1032.7 1033.0 1027.0 1035.8 DAY 9 1 7 9 2 18 2 21 24 11 20 11 MIN. QNH PRESSURE IN HPA 1010.9 1001.4 1010.8 1005.4 1010.5 1006.4 1007.6 1011.2 1015.1 1013.6 1015.6 1011.2 1001.4 DAY 14 14 20 14 11 6 23 19 2 9 5 20 MEAN QFF PRESSURE IN HPA 1030.2 1018.7 1019.2 1015.1 1011.6 1005.8 1005.0 1008.4 1015.5 1021.0 1022.4 1021.7 1016.2 MAX. QFF PRESSURE IN HPA 1041.3 1028.6 1030.9 1027.9 1019.3 1012.0 1008.6 1012.6 1020.6 1030.9 1031.8 1031.1 1041.3 DAY 9 1 7 10 2 18 4 2 24 11 20 29 MIN. QFF PRESSURE IN HPA 1013.1 1000.0 1008.6 1000.7 1004.7 1000.5 1000.2 1004.3 1008.2 1008.2 1013.7 1013.6 1000.0 DAY 14 14 20 14 26 6 23 19 2 9 5 20 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 908.6 900.6 903.5 901.0 901.0 897.0 897.4 899.3 904.1 906.4 905.7 903.2 902.3 MAX. QFE PRESSURE IN HPA 917.0 906.7 911.0 912.0 906.6 901.1 899.2 902.6 908.1 915.3 915.0 911.7 917.0 DAY 9 4 7 9 2 18 7 21 24 11 20 28 MIN. QFE PRESSURE IN HPA 896.7 890.0 894.3 890.7 894.8 892.2 893.1 895.7 899.8 897.2 898.3 896.1 890.0 DAY 14 8 20 14 11 6 23 19 2 9 5 20 MEAN QNH PRESSURE IN HPA 1023.8 1014.9 1018.1 1015.4 1015.4 1010.9 1011.4 1013.5 1018.8 1021.3 1020.6 1017.7 1016.8 MAX. QNH PRESSURE IN HPA 1033.0 1021.6 1026.4 1027.5 1021.5 1015.5 1013.4 1017.1 1023.2 1031.1 1030.8 1027.1 1033.0 DAY 9 4 7 9 2 18 7 21 24 11 20 28 MIN. QNH PRESSURE IN HPA 1010.6 1003.2 1008.0 1004.0 1008.5 1005.7 1006.6 1009.5 1014.0 1011.2 1012.4 1010.0 1003.2 DAY 14 8 20 14 11 6 23 19 2 9 5 20 MEAN QFF PRESSURE IN HPA 1027.6 1016.7 1017.1 1013.0 1009.8 1004.2 1003.8 1006.8 1014.0 1018.7 1019.7 1019.1 1014.2 MAX. QFF PRESSURE IN HPA 1038.2 1026.4 1029.3 1027.9 1018.2 1009.8 1007.6 1010.8 1018.6 1029.3 1029.8 1030.6 1038.2 DAY 9 1 7 9 3 18 4 2 24 11 20 28 MIN. QFF PRESSURE IN HPA 1012.2 1003.3 1004.1 999.0 1002.4 999.6 999.3 1002.4 1006.7 1004.7 1009.6 1012.0 999.0 DAY 13 8 20 14 11 6 23 19 2 9 5 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 907.8 899.5 902.2 899.9 899.6 895.8 896.4 898.1 902.8 905.4 905.0 902.6 901.2 MAX. QFE PRESSURE IN HPA 915.2 906.2 910.5 911.6 905.9 900.0 898.0 901.8 906.8 914.0 914.8 912.0 915.2 DAY 9 1 7 9 2 17 15 21 11 11 20 28 MIN. QFE PRESSURE IN HPA 895.1 890.7 892.5 890.0 893.6 891.3 891.7 895.1 898.0 897.4 898.3 896.1 890.0 DAY 13 8 20 14 11 6 23 19 2 7 18 14 MEAN QNH PRESSURE IN HPA 1022.8 1013.7 1016.6 1014.1 1013.8 1009.6 1010.3 1012.1 1017.3 1020.2 1019.7 1017.1 1015.6 MAX. QNH PRESSURE IN HPA 1031.0 1021.1 1025.8 1027.0 1020.8 1014.3 1012.0 1016.2 1021.7 1029.7 1030.6 1027.5 1031.0 DAY 9 1 7 9 2 17 15 21 11 11 20 28 MIN. QNH PRESSURE IN HPA 1008.9 1004.0 1006.0 1003.2 1007.2 1004.7 1005.1 1008.9 1012.0 1011.4 1012.4 1010.0 1003.2 DAY 13 8 20 14 11 6 23 19 2 7 18 14 MEAN QFF PRESSURE IN HPA 1026.3 1015.3 1015.6 1011.7 1008.5 1003.0 1003.0 1005.7 1012.8 1018.0 1019.0 1018.4 1013.1 MAX. QFF PRESSURE IN HPA 1036.3 1025.7 1028.7 1027.2 1017.4 1008.5 1006.4 1009.4 1017.2 1028.2 1029.9 1031.4 1036.3 DAY 9 1 7 9 2 8 4 2 24 11 20 28 MIN. QFF PRESSURE IN HPA 1010.0 1004.5 1002.6 998.2 1000.9 998.1 998.4 1001.5 1004.9 1006.3 1009.7 1009.0 998.1 DAY 13 8 20 14 26 29 23 19 2 7 18 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.7 900.3 902.8 900.5 899.8 896.0 896.5 898.1 903.3 906.2 905.9 903.4 901.8 MAX. QFE PRESSURE IN HPA 916.4 908.0 910.9 911.9 905.9 900.7 898.8 901.7 907.5 914.5 915.6 914.2 916.4 DAY 8 1 7 9 2 17 25 21 11 11 20 28 MIN. QFE PRESSURE IN HPA 895.7 892.3 893.4 890.6 894.0 892.2 891.9 894.9 898.0 898.1 899.2 897.3 890.6 DAY 13 13 15 13 11 2 23 19 2 6 18 14 MEAN QNH PRESSURE IN HPA 1023.9 1014.5 1017.3 1014.8 1014.1 1009.9 1010.4 1012.1 1017.9 1021.1 1020.8 1018.0 1016.2 MAX. QNH PRESSURE IN HPA 1032.3 1023.1 1026.3 1027.4 1020.8 1015.0 1012.9 1016.1 1022.5 1030.2 1031.4 1029.9 1032.3 DAY 8 1 7 9 2 17 25 21 11 11 20 28 MIN. QNH PRESSURE IN HPA 1009.5 1005.8 1007.0 1003.9 1007.6 1005.7 1005.3 1008.6 1012.0 1012.2 1013.4 1011.3 1003.9 DAY 13 13 15 13 11 2 23 19 2 6 18 14 MEAN QFF PRESSURE IN HPA 1028.8 1017.2 1017.2 1012.9 1008.9 1003.3 1003.0 1006.1 1014.3 1020.3 1021.4 1020.6 1014.5 MAX. QFF PRESSURE IN HPA 1036.6 1029.2 1029.7 1028.2 1017.6 1008.8 1006.9 1009.9 1019.0 1029.5 1031.2 1033.5 1036.6 DAY 9 1 7 9 2 17 25 2 24 11 20 28 MIN. QFF PRESSURE IN HPA 1012.0 1006.1 1002.4 999.6 1001.7 998.3 997.9 1001.9 1006.0 1008.8 1012.8 1011.3 997.9 DAY 13 23 15 14 26 2 23 19 2 6 18 14 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 909.2 901.1 904.0 902.3 901.6 897.5 897.8 899.6 904.7 907.6 906.7 904.0 903.0 MAX. QFE PRESSURE IN HPA 919.0 908.2 912.0 914.1 907.6 902.1 900.0 903.0 908.3 914.8 915.7 914.7 919.0 DAY 8 1 7 9 2 17 25 7 24 11 20 28 MIN. QFE PRESSURE IN HPA 894.9 890.6 895.2 892.3 896.1 892.8 893.6 897.4 899.6 899.3 899.2 898.0 890.6 DAY 13 13 15 13 26 5 23 11 2 6 4 24 MEAN QNH PRESSURE IN HPA 1024.4 1015.5 1018.7 1016.7 1016.0 1011.5 1011.8 1013.8 1019.4 1022.7 1021.6 1018.7 1017.6 MAX. QNH PRESSURE IN HPA 1035.2 1023.3 1027.5 1029.8 1022.6 1016.6 1014.3 1017.6 1023.4 1030.6 1031.6 1030.4 1035.2 DAY 8 1 7 9 2 17 25 7 24 11 20 28 MIN. QNH PRESSURE IN HPA 1008.6 1003.9 1009.0 1005.8 1010.0 1006.3 1007.2 1011.4 1013.8 1013.5 1013.4 1012.0 1003.9 DAY 13 13 15 13 26 5 23 11 2 6 4 24 MEAN QFF PRESSURE IN HPA 1029.1 1017.7 1018.2 1014.8 1010.7 1004.9 1004.3 1007.5 1014.9 1020.6 1021.3 1020.7 1015.4 MAX. QFF PRESSURE IN HPA 1038.3 1028.7 1030.6 1031.1 1019.3 1010.7 1007.6 1011.5 1019.7 1030.0 1031.3 1035.8 1038.3 DAY 8 1 7 9 2 8 4 2 24 31 20 31 MIN. QFF PRESSURE IN HPA 1010.4 1004.6 1003.2 1001.5 1002.9 1000.5 999.4 1004.3 1007.1 1008.9 1011.5 1012.2 999.4 DAY 13 13 15 14 26 29 23 19 2 6 18 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 909.0 900.9 903.9 902.1 901.6 897.4 897.5 899.5 904.5 907.6 906.5 903.9 902.9 MAX. QFE PRESSURE IN HPA 919.0 907.6 912.2 913.3 907.3 902.1 900.5 903.0 908.1 915.4 915.3 916.1 919.0 DAY 8 1 6 9 1 17 31 20 23 11 20 31 MIN. QFE PRESSURE IN HPA 894.9 888.8 895.2 892.4 896.4 892.8 893.3 896.2 899.6 899.3 899.8 898.0 888.8 DAY 13 13 15 14 11 5 23 11 2 6 18 24 MEAN QNH PRESSURE IN HPA 1024.2 1015.3 1018.5 1016.6 1016.0 1011.4 1011.5 1013.7 1019.2 1022.6 1021.4 1018.6 1017.4 MAX. QNH PRESSURE IN HPA 1035.2 1022.6 1027.7 1028.9 1022.3 1016.6 1014.8 1017.6 1023.2 1031.2 1031.1 1032.0 1035.2 DAY 8 1 6 9 1 17 31 20 23 11 20 31 MIN. QNH PRESSURE IN HPA 1008.6 1001.9 1009.0 1005.9 1010.3 1006.3 1006.9 1010.1 1013.8 1013.5 1014.0 1012.0 1001.9 DAY 13 13 15 14 11 5 23 11 2 6 18 24 MEAN QFF PRESSURE IN HPA 1028.1 1017.0 1017.5 1014.2 1010.4 1004.6 1003.9 1007.1 1014.4 1020.1 1020.5 1020.0 1014.8 MAX. QFF PRESSURE IN HPA 1037.4 1027.9 1030.3 1030.2 1019.3 1010.6 1007.1 1010.8 1018.8 1030.1 1030.8 1038.0 1038.0 DAY 8 1 6 9 2 8 25 2 24 31 20 31 MIN. QFF PRESSURE IN HPA 1009.1 1001.8 1002.5 1001.0 1004.2 999.8 999.2 1004.1 1006.3 1008.1 1010.2 1012.3 999.2 DAY 13 13 15 14 11 29 23 11 2 8 18 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1972 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -6.4 -8.9 3.9 14.7 16.9 23.3 24.9 21.7 20.0 14.9 8.6 -1.5 11.0 MINIMUN AIR TEMPERATURE (C) -10.7 -15.9 -0.8 7.2 9.4 14.9 14.9 11.8 9.3 4.9 1.0 -5.5 3.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 0 0 0 0 0 0 1 DAYS WITH MINIMUM TEMP. <=-4 26 27 5 0 0 0 0 0 0 0 0 19 77 DAYS WITH FREEZING MIN.<= 0 31 29 20 0 0 0 0 0 0 3 16 27 126 TEMPERATURE RECORDS LOWEST(C) -27.0 -28.0 -8.0 3.0 5.0 9.0 10.0 5.0 1.0 -1.0 -3.0 -18.0 -28.0 DAY 21 3 21 20 11 19 13 27 19 20 10 27 MAXIMUM AIR TEMPERATURE (C) -0.1 -1.1 9.4 22.2 23.8 30.8 32.6 29.6 29.3 24.6 17.8 3.5 18.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 4 17 28 17 16 1 0 0 86 DAYS WITH MAXIMUM TEMP. <= 0 16 16 1 0 0 0 0 0 0 0 0 8 41 TEMPERATURE RECORDS HIGHEST(C) 10.0 9.0 23.0 31.0 33.0 38.0 36.0 35.0 34.0 30.0 27.0 12.0 38.0 DAY 18 18 31 12 30 22 1 19 1 7 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 14.8 10.2 15.0 14.4 15.9 17.7 17.8 20.0 19.7 16.8 9.0 15.1 MEAN DAILY TEMP. (MDT) (C) -5.4 -8.5 4.3 14.7 16.6 22.8 23.8 20.7 19.3 14.8 9.4 -1.0 11.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.5 7.0 60.5 86.0 23.0 21.5 0.0 0.0 0.0 198.5 HEATING DEG. DAYS(BASE 18 0C) 725.5 767.5 424.0 113.0 70.0 0.0 0.0 8.5 31.5 101.0 258.0 588.5 3087.5 DEWPOINT (MEAN C) -9.0 -12.0 1.0 5.1 7.1 10.2 5.9 4.3 2.7 1.4 -0.3 -4.1 1.0 MIXING RATIO (G/KG) 2.37 1.92 4.70 6.30 7.26 8.95 6.60 6.00 5.35 4.92 4.30 3.30 5.17 VAPOUR PRESSURE (HPA) 3.44 2.80 6.78 9.04 10.39 12.75 9.44 8.61 7.70 7.11 6.22 4.79 7.42 SATURATION DEF. (HPA) 0.75 0.79 1.93 9.02 9.95 17.23 23.63 18.90 17.81 11.42 5.90 1.03 9.86 RELATIVE HUMIDITY (MEAN %) 82 79 84 57 57 48 32 35 35 45 58 84 58 RELATIVE HUMIDITY (MAX. %) 92 90 96 81 81 72 53 57 59 70 81 93 77 RELATIVE HUMIDITY (MIN. %) 69 65 67 35 34 28 18 19 18 24 34 67 40 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 93 75 70 61 47 51 55 67 77 90 71 RELATIVE HUMIDITY (MEAN% 09UTC) 75 69 73 42 40 32 20 21 22 28 37 73 44 RELATIVE HUMIDITY (MEAN% 15UTC) 82 80 80 49 48 37 21 25 27 41 56 88 53 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 59.5 44.4 66.0 16.9 41.2 12.2 0.0 4.0 7.0 9.2 1.0 27.3 288.7 DAYS WITH PRECIPITATION >=10 3 2 1 0 1 0 0 0 0 0 0 0 7 DAYS WITH PRECIPITATION >= 5 5 3 8 0 3 1 0 0 1 0 0 1 22 DAYS WITH PRECIPITATION >= 1 9 4 13 6 5 3 0 1 2 3 1 10 57 DAYS WITH PRECIPITATION 11 6 21 9 13 7 0 1 2 4 1 14 89 GREATEST DAILY PRECIPITATION 15.0 17.0 10.0 4.2 17.0 5.0 0.0 4.0 6.0 4.0 1.0 8.0 17.0 DAY 19 9 20 3 21 13 ** 2 18 9 21 6 DAY WITH THUNDER STORM 0 0 1 0 0 2 0 0 0 0 0 0 3 DAYS WITH SNOW OR SLEET 10 6 11 0 0 0 0 0 0 0 0 10 37 DAYS WITH DUST 0 0 0 1 3 1 4 4 0 4 0 0 17 WIND DIRECTION (PREVAILING) 135 180 135 135 360 90 90 90 90 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 8.1 5.5 8.8 7.7 7.5 7.8 10.0 9.6 7.3 8.0 9.5 6.7 7.9 PREVAILING WIND PERCENT 13.3 5.6 10.6 11.3 11.3 11.3 15.3 14.5 12.9 9.7 7.9 9.3 9.1 CALMS PERCENT OF WIND 75.4 75.9 66.9 58.8 52.4 54.6 61.3 56.5 57.9 74.2 79.1 74.6 65.6 NO. OF WIND OBSERVATION 248 232 245 240 248 240 248 248 240 248 239 248 2924 VECTOR WIND DIRECTION (MEAN) 148 282 180 78 77 77 67 81 103 131 132 103 96 VECTOR WIND MAGNITUDE(KNOTS) 1.3 0.1 0.5 1.0 0.6 1.7 2.2 2.6 1.5 1.0 0.9 0.5 1.0 WIND STEADINESES (MEAN %) 76.5 5.3 17.9 33.3 16.7 47.2 66.7 74.3 53.6 55.6 60.0 27.8 38.5 WIND SPEED (MEAN KNOTS) 1.7 1.9 2.8 3.0 3.6 3.6 3.3 3.5 2.8 1.8 1.5 1.8 2.6 FASTEST WIND DIRECTION 130 330 300 300 270 50 60 60 80 230 130 310 270 FASTEST WIND SPEED (KNOTS) 15 20 18 20 25 25 18 20 14 20 18 16 25 DAY 19 21 6 25 7 25 9 21 3 30 5 31 DAYS WITH SKY CLEAR (0-2)/8 10 15 4 11 8 21 31 29 28 23 14 7 201 DAYS WITH P.CLOUDY (3-6)/8 12 7 10 13 19 7 0 0 2 5 15 9 99 DAYS WITH CLOUDY (7-8)/8 9 7 17 6 4 2 0 2 0 3 1 15 66 DAYS WITH VISIBILITY =< 2 KM 14 7 10 0 0 1 0 0 0 0 1 8 41 DURATION OF SUNSHINE HOURS 122.7 177.2 122.0 249.2 270.9 317.7 376.1 349.9 318.3 273.1 214.7 111.1 2902.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.0 908.0 904.2 902.6 900.7 899.9 898.6 902.1 904.4 907.3 907.1 909.0 904.2 MAX. QFE PRESSURE IN HPA 918.1 917.6 916.1 911.8 911.5 907.9 902.5 907.9 911.1 914.5 916.7 915.7 918.1 DAY-HOUR 4-21 1-18 15-21 16- 6 24-18 18- 3 15- 6 25- 6 17- 6 26- 6 9- 6 27- 6 MIN. QFE PRESSURE IN HPA 895.8 897.8 887.8 891.9 888.4 889.8 891.4 891.6 897.5 898.9 897.4 897.9 887.8 DAY-HOUR 22-15 15- 9 18-12 25- 9 6-12 24-12 31-15 1- 0 14-12 30-12 7-12 16-21 MEAN QNH PRESSURE IN HPA 1022.0 1023.0 1018.9 1017.1 1015.0 1014.1 1012.7 1016.6 1019.1 1022.2 1022.1 1024.2 1018.9 MAX. QNH PRESSURE IN HPA 1034.2 1033.6 1032.0 1027.3 1026.9 1023.0 1017.0 1023.0 1026.5 1030.2 1032.7 1031.6 1034.2 DAY-HOUR 4-21 1-18 15-21 16- 6 24-18 18- 3 15- 6 25- 6 17- 6 26- 6 9- 6 27- 6 MIN. QNH PRESSURE IN HPA 1009.6 1011.8 1000.8 1005.3 1001.5 1003.0 1004.8 1005.0 1011.5 1013.0 1011.4 1011.9 1000.8 DAY-HOUR 22-15 15- 9 18-12 25- 9 6-12 24-12 31-15 1- 0 14-12 30-12 7-12 16-21 MEAN QFF PRESSURE IN HPA 1028.9 1031.5 1020.9 1014.3 1011.3 1007.8 1005.8 1011.0 1014.4 1019.5 1022.1 1028.9 1018.0 MAX. QFF PRESSURE IN HPA 1043.9 1047.0 1037.5 1027.6 1024.9 1017.7 1010.1 1019.1 1023.0 1028.5 1034.7 1041.0 1047.0 DAY-HOUR 31-18 2- 3 20-18 16- 6 23-18 18- 6 15- 6 25- 6 17-15 26- 3 12- 3 27- 6 MIN. QFF PRESSURE IN HPA 1014.4 1020.1 1000.7 999.9 996.0 995.2 997.7 997.6 1005.1 1009.5 1009.0 1013.6 995.2 DAY-HOUR 14-12 18- 9 18- 6 25- 9 3-12 24-12 31-15 1- 3 14-12 30-12 7-12 16-21 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.5 907.6 903.7 902.6 900.6 900.0 898.4 902.0 904.3 907.2 907.0 908.8 904.1 MAX. QFE PRESSURE IN HPA 917.8 916.1 915.4 910.6 910.3 907.4 901.3 906.8 910.6 912.6 915.1 914.7 917.8 DAY 5 2 16 16 24 18 16 25 17 26 12 3 MIN. QFE PRESSURE IN HPA 896.6 899.0 891.6 893.4 890.4 891.0 894.8 891.6 898.2 903.0 900.4 898.8 890.4 DAY 23 15 18 25 7 24 31 1 14 30 8 17 MEAN QNH PRESSURE IN HPA 1021.4 1022.6 1018.3 1017.1 1014.9 1014.3 1012.5 1016.4 1019.0 1022.2 1022.0 1023.9 1018.7 MAX. QNH PRESSURE IN HPA 1033.9 1032.0 1031.2 1025.9 1025.6 1022.4 1015.7 1021.7 1025.9 1028.1 1030.9 1030.4 1033.9 DAY 5 2 16 16 24 18 16 25 17 26 12 3 MIN. QNH PRESSURE IN HPA 1010.5 1013.1 1005.0 1007.0 1003.7 1004.3 1008.5 1005.0 1012.3 1017.6 1014.7 1012.9 1003.7 DAY 23 15 18 25 7 24 31 1 14 30 8 17 MEAN QFF PRESSURE IN HPA 1027.9 1030.8 1020.3 1014.2 1011.2 1008.0 1005.9 1010.9 1014.2 1019.1 1021.5 1028.2 1017.7 MAX. QFF PRESSURE IN HPA 1040.6 1044.8 1035.7 1026.0 1023.6 1016.6 1009.6 1017.2 1021.1 1025.2 1032.2 1038.7 1044.8 DAY 21 2 21 16 25 18 16 25 18 26 12 27 MIN. QFF PRESSURE IN HPA 1014.5 1020.4 1005.2 1001.1 996.9 996.4 1001.9 997.7 1006.3 1013.9 1012.4 1014.8 996.4 DAY 15 18 18 25 3 24 1 1 14 30 8 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.8 908.0 904.2 903.2 901.3 900.8 899.3 902.6 905.0 907.7 907.8 909.2 904.7 MAX. QFE PRESSURE IN HPA 916.8 915.6 914.8 911.0 910.9 907.9 902.1 907.4 911.0 914.0 915.7 914.9 916.8 DAY 5 1 16 16 25 18 24 25 17 26 12 3 MIN. QFE PRESSURE IN HPA 898.1 898.3 889.6 893.0 890.8 892.4 896.0 892.0 899.1 903.2 900.6 899.9 889.6 DAY 23 15 18 25 3 24 31 1 14 30 8 17 MEAN QNH PRESSURE IN HPA 1021.8 1023.1 1018.9 1017.8 1015.7 1015.2 1013.5 1017.1 1019.8 1022.7 1022.8 1024.4 1019.4 MAX. QNH PRESSURE IN HPA 1032.8 1031.4 1030.6 1026.4 1026.3 1023.0 1016.6 1022.4 1026.4 1029.7 1031.6 1030.7 1032.8 DAY 5 1 16 16 25 18 24 25 17 26 12 3 MIN. QNH PRESSURE IN HPA 1012.2 1012.4 1002.8 1006.5 1004.1 1005.9 1009.8 1005.4 1013.3 1017.8 1014.9 1014.1 1002.8 DAY 23 15 18 25 3 24 31 1 14 30 8 17 MEAN QFF PRESSURE IN HPA 1029.5 1032.7 1021.5 1015.5 1012.1 1008.8 1006.6 1011.8 1015.8 1021.2 1024.0 1029.7 1019.1 MAX. QFF PRESSURE IN HPA 1042.0 1047.0 1035.8 1027.2 1024.4 1017.4 1009.5 1018.6 1022.9 1028.5 1034.7 1040.6 1047.0 DAY 21 2 21 16 24 18 16 25 17 26 12 27 MIN. QFF PRESSURE IN HPA 1017.4 1020.9 1003.1 1000.6 997.5 997.3 1002.8 997.6 1007.9 1016.0 1013.1 1017.4 997.3 DAY 15 18 18 25 3 24 5 1 14 30 8 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.2 909.1 905.0 903.9 901.5 900.8 899.6 903.1 905.6 908.4 908.6 910.2 905.3 MAX. QFE PRESSURE IN HPA 918.0 917.2 914.3 911.8 911.4 907.8 902.5 907.9 911.1 914.5 916.7 915.7 918.0 DAY 5 1 16 16 24 18 15 25 17 26 9 27 MIN. QFE PRESSURE IN HPA 901.0 899.2 888.0 894.1 891.0 892.2 895.8 893.5 899.8 902.9 901.5 901.4 888.0 DAY 14 15 18 25 3 24 31 1 14 30 8 17 MEAN QNH PRESSURE IN HPA 1023.3 1024.3 1019.7 1018.5 1015.9 1015.2 1013.8 1017.6 1020.4 1023.6 1023.7 1025.5 1020.1 MAX. QNH PRESSURE IN HPA 1034.1 1033.2 1030.0 1027.3 1026.8 1022.8 1017.0 1023.0 1026.5 1030.2 1032.7 1031.6 1034.1 DAY 5 1 16 16 24 18 15 25 17 26 9 27 MIN. QNH PRESSURE IN HPA 1015.4 1013.4 1001.0 1007.8 1004.3 1005.7 1009.6 1007.1 1014.0 1017.4 1015.9 1015.8 1001.0 DAY 14 15 18 25 3 24 31 1 14 30 8 17 MEAN QFF PRESSURE IN HPA 1030.3 1032.8 1021.8 1015.9 1012.2 1008.9 1006.8 1012.0 1015.4 1020.6 1023.8 1030.2 1019.2 MAX. QFF PRESSURE IN HPA 1042.3 1046.7 1034.6 1027.6 1024.6 1017.7 1010.1 1019.1 1022.6 1027.3 1034.5 1041.0 1046.7 DAY 21 1 21 16 24 18 15 25 18 26 9 27 MIN. QFF PRESSURE IN HPA 1018.8 1021.9 1000.7 1001.7 998.4 997.4 1002.8 999.7 1007.5 1014.3 1013.6 1017.5 997.4 DAY 18 20 18 25 3 24 31 1 14 30 8 17 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.9 907.9 904.2 902.4 900.6 899.9 898.5 901.9 904.3 906.8 906.5 908.7 904.0 MAX. QFE PRESSURE IN HPA 915.2 916.4 913.5 910.3 911.0 906.4 901.5 906.4 909.5 912.7 914.8 914.1 916.4 DAY 5 1 20 16 24 18 24 25 17 26 9 28 MIN. QFE PRESSURE IN HPA 898.0 897.8 889.2 891.9 890.2 891.1 894.5 893.0 898.8 900.4 899.4 900.3 889.2 DAY 14 15 18 25 3 24 31 1 14 30 7 16 MEAN QNH PRESSURE IN HPA 1021.8 1023.0 1018.8 1016.9 1014.9 1014.2 1012.5 1016.3 1018.9 1021.8 1021.4 1023.8 1018.7 MAX. QNH PRESSURE IN HPA 1031.0 1032.3 1029.1 1025.6 1026.4 1021.3 1015.9 1021.3 1024.7 1028.2 1030.6 1029.8 1032.3 DAY 5 1 20 16 24 18 24 25 17 26 9 28 MIN. QNH PRESSURE IN HPA 1012.0 1011.8 1002.4 1005.3 1003.5 1004.4 1008.2 1006.5 1012.9 1014.7 1013.6 1014.6 1002.4 DAY 14 15 18 25 3 24 31 1 14 30 7 16 MEAN QFF PRESSURE IN HPA 1028.2 1030.7 1020.6 1013.8 1010.9 1007.7 1005.6 1010.5 1013.7 1018.4 1020.7 1028.1 1017.4 MAX. QFF PRESSURE IN HPA 1040.8 1044.5 1034.2 1025.6 1023.9 1015.9 1009.1 1017.0 1021.1 1025.2 1031.9 1038.4 1044.5 DAY 31 1 20 16 24 18 15 25 18 26 9 26 MIN. QFF PRESSURE IN HPA 1015.9 1020.1 1002.6 999.9 997.8 996.1 1001.7 999.4 1006.5 1010.7 1010.7 1016.2 996.1 DAY 14 18 18 25 3 24 31 1 14 30 4 17 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.4 907.1 903.1 901.1 899.5 898.8 897.5 900.8 903.1 905.9 905.7 908.0 903.1 MAX. QFE PRESSURE IN HPA 914.8 915.8 913.3 908.3 910.4 905.1 900.3 904.6 910.8 911.5 913.0 913.5 915.8 DAY 4 1 15 16 24 1 24 24 17 26 9 26 MIN. QFE PRESSURE IN HPA 896.6 897.8 887.8 893.3 888.4 889.8 892.4 892.0 897.5 898.9 897.4 899.4 887.8 DAY 14 15 18 25 6 24 31 1 14 30 7 16 MEAN QNH PRESSURE IN HPA 1021.3 1022.1 1017.7 1015.5 1013.7 1012.9 1011.5 1015.2 1017.6 1020.7 1020.6 1023.1 1017.6 MAX. QNH PRESSURE IN HPA 1030.6 1031.7 1028.9 1023.4 1025.7 1019.9 1014.6 1019.3 1026.1 1026.9 1028.6 1029.1 1031.7 DAY 4 1 15 16 24 1 24 24 17 26 9 26 MIN. QNH PRESSURE IN HPA 1010.5 1011.8 1000.8 1006.9 1001.5 1003.0 1005.9 1005.4 1011.5 1013.0 1011.4 1013.6 1000.8 DAY 14 15 18 25 6 24 31 1 14 30 7 16 MEAN QFF PRESSURE IN HPA 1027.8 1030.0 1019.4 1012.6 1009.9 1006.6 1004.8 1009.7 1012.7 1017.7 1019.9 1027.3 1016.6 MAX. QFF PRESSURE IN HPA 1040.6 1044.3 1034.1 1023.0 1023.7 1014.6 1008.5 1014.8 1022.6 1024.1 1030.0 1038.1 1044.3 DAY 31 1 20 16 24 1 15 25 17 26 12 26 MIN. QFF PRESSURE IN HPA 1014.4 1020.3 1001.0 1002.7 996.0 995.2 999.4 998.2 1005.1 1009.5 1009.0 1015.7 995.2 DAY 14 15 18 24 3 24 31 1 14 30 7 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.0 907.9 903.9 901.5 899.8 898.8 897.8 901.3 903.5 906.7 906.6 908.9 903.6 MAX. QFE PRESSURE IN HPA 915.4 916.2 914.3 908.4 910.3 905.6 900.8 905.0 910.0 912.0 913.4 914.4 916.2 DAY 4 1 15 15 24 17 24 24 17 26 12 4 MIN. QFE PRESSURE IN HPA 895.8 899.2 889.9 894.2 889.1 890.2 891.4 894.0 897.7 900.2 898.8 899.4 889.1 DAY 22 15 18 24 6 24 31 1 13 30 7 16 MEAN QNH PRESSURE IN HPA 1022.0 1022.9 1018.6 1016.0 1014.0 1013.0 1011.8 1015.7 1018.1 1021.6 1021.5 1024.0 1018.3 MAX. QNH PRESSURE IN HPA 1031.2 1032.1 1030.0 1023.5 1025.6 1020.4 1015.1 1019.8 1025.3 1027.5 1029.0 1030.1 1032.1 DAY 4 1 15 15 24 17 24 24 17 26 12 4 MIN. QNH PRESSURE IN HPA 1009.6 1013.4 1003.1 1007.9 1002.2 1003.5 1004.8 1007.6 1011.7 1014.5 1012.9 1013.6 1002.2 DAY 22 15 18 24 6 24 31 1 13 30 7 16 MEAN QFF PRESSURE IN HPA 1029.8 1032.3 1021.0 1013.6 1010.4 1006.6 1005.0 1010.4 1014.1 1020.1 1022.7 1029.4 1017.9 MAX. QFF PRESSURE IN HPA 1042.5 1046.7 1036.0 1023.6 1023.6 1014.8 1008.1 1016.6 1023.0 1025.7 1032.2 1039.5 1046.7 DAY 31 1 20 16 23 17 15 25 17 26 12 26 MIN. QFF PRESSURE IN HPA 1015.2 1020.8 1004.0 1002.1 997.9 995.6 997.7 1000.5 1006.6 1012.1 1011.0 1017.3 995.6 DAY 14 15 18 24 6 24 31 1 13 30 7 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.3 908.4 904.9 903.0 901.4 900.1 899.0 902.8 904.9 907.8 907.5 909.4 904.7 MAX. QFE PRESSURE IN HPA 917.5 917.6 915.7 910.0 911.5 906.8 902.0 906.6 910.8 912.5 914.5 914.9 917.6 DAY 4 1 15 1 24 1 24 8 16 25 11 4 MIN. QFE PRESSURE IN HPA 895.8 901.0 894.0 895.3 890.6 892.3 892.5 896.2 898.9 903.2 899.6 898.9 890.6 DAY 22 15 18 24 6 23 31 1 13 30 7 16 MEAN QNH PRESSURE IN HPA 1022.3 1023.5 1019.6 1017.5 1015.8 1014.4 1013.2 1017.3 1019.7 1022.9 1022.5 1024.6 1019.4 MAX. QNH PRESSURE IN HPA 1033.5 1033.6 1031.6 1025.3 1026.9 1021.7 1016.5 1021.5 1026.1 1028.0 1030.2 1030.7 1033.6 DAY 4 1 15 1 24 1 24 8 16 25 11 4 MIN. QNH PRESSURE IN HPA 1009.6 1015.4 1007.6 1009.1 1003.9 1005.8 1006.0 1010.1 1013.0 1017.8 1013.8 1013.0 1003.9 DAY 22 15 18 24 6 23 31 1 13 30 7 16 MEAN QFF PRESSURE IN HPA 1029.5 1031.9 1021.6 1014.8 1012.1 1008.1 1006.2 1011.7 1014.7 1020.0 1022.6 1029.4 1018.6 MAX. QFF PRESSURE IN HPA 1043.9 1046.9 1037.5 1025.0 1024.9 1016.6 1009.5 1018.1 1021.6 1025.5 1031.4 1039.7 1046.9 DAY 31 1 20 16 23 1 11 25 18 25 11 26 MIN. QFF PRESSURE IN HPA 1015.2 1020.4 1008.1 1003.2 998.6 997.4 998.6 1002.9 1007.2 1014.6 1012.4 1015.7 997.4 DAY 14 17 18 24 6 23 31 1 13 30 7 16 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 907.0 908.0 904.5 902.8 901.1 900.0 898.7 902.6 904.8 907.7 907.3 909.1 904.5 MAX. QFE PRESSURE IN HPA 918.1 917.6 916.1 910.0 910.7 907.4 901.8 906.8 910.8 912.6 915.1 914.6 918.1 DAY 4 1 15 15 23 17 16 25 16 25 11 10 MIN. QFE PRESSURE IN HPA 895.8 901.3 894.2 894.6 891.0 892.1 892.0 898.3 898.2 903.8 900.1 897.9 891.0 DAY 22 15 17 24 2 23 31 1 13 29 7 16 MEAN QNH PRESSURE IN HPA 1021.9 1023.1 1019.3 1017.3 1015.4 1014.3 1012.8 1017.2 1019.6 1022.7 1022.2 1024.3 1019.2 MAX. QNH PRESSURE IN HPA 1034.2 1033.6 1032.0 1025.3 1026.0 1022.4 1016.2 1021.7 1026.1 1028.1 1030.9 1030.3 1034.2 DAY 4 1 15 15 23 17 16 25 16 25 11 10 MIN. QNH PRESSURE IN HPA 1009.6 1015.7 1007.9 1008.3 1004.3 1005.5 1005.4 1012.4 1012.3 1018.4 1014.4 1011.9 1004.3 DAY 22 15 17 24 2 23 31 1 13 29 7 16 MEAN QFF PRESSURE IN HPA 1028.5 1030.7 1021.0 1014.2 1011.5 1007.8 1005.8 1011.4 1014.4 1019.4 1021.7 1028.8 1017.9 MAX. QFF PRESSURE IN HPA 1043.3 1045.7 1037.2 1024.4 1023.7 1016.7 1009.9 1018.2 1021.2 1025.1 1031.4 1038.7 1045.7 DAY 31 1 20 15 24 17 16 25 18 25 11 26 MIN. QFF PRESSURE IN HPA 1014.5 1020.2 1007.7 1002.1 997.9 997.0 998.2 1005.1 1006.5 1014.1 1011.7 1013.6 997.0 DAY 14 17 17 24 2 23 31 1 13 30 7 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1973 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.2 5.5 6.9 15.2 18.6 24.9 26.4 25.2 18.4 14.7 8.1 0.8 13.6 MINIMUN AIR TEMPERATURE (C) -8.0 -1.0 1.9 9.0 10.8 15.4 16.5 15.8 9.3 4.7 0.3 -4.9 5.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 0 1 0 0 0 0 2 DAYS WITH MINIMUM TEMP. <=-4 29 4 3 0 0 0 0 0 0 1 9 17 63 DAYS WITH FREEZING MIN.<= 0 31 22 13 0 0 0 0 0 1 5 15 28 115 TEMPERATURE RECORDS LOWEST(C) -18.0 -15.0 -8.0 4.0 7.0 12.0 14.0 12.0 0.0 -4.0 -5.0 -14.0 -18.0 DAY 2 7 10 14 10 6 27 9 30 1 9 15 MAXIMUM AIR TEMPERATURE (C) 4.5 12.5 12.9 21.9 25.5 33.1 34.3 33.3 27.1 24.6 17.8 8.4 21.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 7 26 31 29 14 2 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 9 1 0 0 0 0 0 0 0 0 0 4 14 TEMPERATURE RECORDS HIGHEST(C) 13.0 20.0 24.0 31.0 35.0 38.0 38.0 38.0 33.0 31.0 27.0 17.0 38.0 DAY 16 19 4 28 31 13 11 1 1 5 2 3 DIF. BETWEEN (MAX.-MIN.) (C) 12.5 13.5 11.0 12.9 14.7 17.7 17.8 17.5 17.8 19.9 17.5 13.3 15.5 MEAN DAILY TEMP. (MDT) (C) -1.7 5.7 7.4 15.4 18.1 24.3 25.4 24.5 18.2 14.6 9.1 1.7 13.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 8.0 101.0 136.5 110.0 5.5 0.0 0.0 0.0 362.0 HEATING DEG. DAYS(BASE 18 0C) 611.0 344.0 328.0 90.5 36.5 0.0 0.0 0.0 45.5 107.0 268.0 505.0 2335.5 DEWPOINT (MEAN C) -7.7 -0.7 1.3 6.5 7.7 6.8 7.5 8.1 4.4 2.1 -2.4 -4.8 2.4 MIXING RATIO (G/KG) 2.54 4.12 4.79 6.90 7.42 7.09 7.40 7.67 6.04 5.20 3.67 3.05 5.49 VAPOUR PRESSURE (HPA) 3.68 5.93 6.90 9.87 10.63 10.13 10.55 10.98 8.69 7.52 5.31 4.43 7.89 SATURATION DEF. (HPA) 1.94 3.78 3.66 8.35 12.12 23.12 25.60 22.85 14.43 10.77 6.84 2.57 11.34 RELATIVE HUMIDITY (MEAN %) 70 68 71 60 54 35 33 37 43 47 53 70 53 RELATIVE HUMIDITY (MAX. %) 88 90 89 81 79 57 53 54 65 71 75 89 74 RELATIVE HUMIDITY (MIN. %) 43 43 50 39 33 18 18 21 25 25 30 49 33 RELATIVE HUMIDITY (MEAN% 03UTC) 84 86 84 77 68 50 47 49 60 68 71 85 69 RELATIVE HUMIDITY (MEAN% 09UTC) 51 50 59 45 37 21 21 24 29 30 35 53 38 RELATIVE HUMIDITY (MEAN% 15UTC) 67 59 62 52 43 23 23 28 33 42 49 71 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.0 37.3 86.7 47.8 36.1 0.0 0.0 0.0 0.0 2.1 6.4 27.0 258.4 DAYS WITH PRECIPITATION >=10 0 2 2 1 1 0 0 0 0 0 0 1 7 DAYS WITH PRECIPITATION >= 5 1 2 4 4 2 0 0 0 0 0 1 2 16 DAYS WITH PRECIPITATION >= 1 6 5 7 7 7 0 0 0 0 1 1 3 37 DAYS WITH PRECIPITATION 7 10 16 10 8 0 0 0 0 2 3 5 61 GREATEST DAILY PRECIPITATION 5.0 16.5 33.0 16.0 16.0 0.0 0.0 0.0 0.0 2.0 6.0 15.0 33.0 DAY 16 23 24 3 1 ** ** ** ** 19 7 13 DAY WITH THUNDER STORM 0 0 0 3 4 0 0 0 0 0 0 0 7 DAYS WITH SNOW OR SLEET 7 2 4 0 0 0 0 0 0 0 1 4 18 DAYS WITH DUST 3 0 4 9 2 3 5 8 2 3 3 0 42 WIND DIRECTION (PREVAILING) 315 315 135 135 90 90 90 90 135 135 180 315 135 PREVAILING WIND SPEED(KNOTS) 10.4 13.3 9.4 10.4 8.4 9.9 9.9 10.7 8.2 6.7 5.8 9.3 8.2 PREVAILING WIND PERCENT 9.3 10.3 13.7 11.7 17.7 22.5 20.2 17.3 22.9 10.9 5.8 6.5 10.1 CALMS PERCENT OF WIND 66.5 67.9 56.9 46.9 52.0 47.5 45.2 55.6 48.8 66.5 79.2 78.2 59.2 NO. OF WIND OBSERVATION 248 224 248 239 248 240 248 248 240 248 240 248 2919 VECTOR WIND DIRECTION (MEAN) 304 297 88 235 103 91 77 71 124 148 330 321 89 VECTOR WIND MAGNITUDE(KNOTS) 0.9 1.2 0.7 0.3 2.6 3.4 3.3 3.8 2.8 1.0 R< 0.1 0.4 1.2 WIND STEADINESES (MEAN %) 33.3 40.0 17.1 5.5 63.4 72.3 70.2 82.6 75.7 43.5 2.4 30.8 34.3 WIND SPEED (MEAN KNOTS) 2.7 3.0 4.1 5.5 4.1 4.7 4.7 4.6 3.7 2.3 1.5 1.3 3.5 FASTEST WIND DIRECTION 310 310 310 240 340 90 50 50 150 330 340 330 340 FASTEST WIND SPEED (KNOTS) 20 20 28 25 20 18 20 20 20 22 32 15 32 DAY 1 6 14 17 19 3 18 3 26 30 20 30 DAYS WITH SKY CLEAR (0-2)/8 15 11 3 4 15 27 30 31 28 29 16 14 223 DAYS WITH P.CLOUDY (3-6)/8 11 10 12 19 10 3 1 0 2 1 12 12 93 DAYS WITH CLOUDY (7-8)/8 5 7 16 7 6 0 0 0 0 1 2 5 49 DAYS WITH VISIBILITY =< 2 KM 8 2 2 0 0 0 0 0 0 1 4 6 23 DURATION OF SUNSHINE HOURS 166.5 164.8 140.4 200.5 285.4 369.9 366.2 363.3 303.5 277.0 219.8 175.9 3033.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.5 903.0 904.2 900.5 901.9 899.2 897.0 900.8 905.1 907.1 906.2 908.1 903.4 MAX. QFE PRESSURE IN HPA 922.1 913.5 915.4 909.5 912.0 906.4 902.1 905.2 915.8 917.1 916.2 920.3 922.1 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 7-21 3- 3 1- 6 7- 6 30- 6 22-21 20-18 26- 6 MIN. QFE PRESSURE IN HPA 890.2 885.0 893.8 892.2 892.6 891.1 890.5 896.5 897.3 898.9 898.0 897.2 885.0 DAY-HOUR 16- 9 22-15 4- 0 9- 0 30-15 15-15 11-15 4-12 9-12 30- 9 19-12 7-12 MEAN QNH PRESSURE IN HPA 1022.5 1017.6 1018.9 1014.8 1016.3 1013.4 1011.0 1015.1 1019.8 1022.1 1021.0 1023.2 1018.0 MAX. QNH PRESSURE IN HPA 1038.6 1029.1 1031.2 1024.7 1027.5 1021.3 1016.6 1020.0 1031.7 1033.1 1032.1 1036.6 1038.6 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 7-21 3- 3 1- 6 7- 6 30- 6 22-21 20-18 26- 6 MIN. QNH PRESSURE IN HPA 1003.5 997.7 1007.4 1005.7 1006.1 1004.4 1003.8 1010.4 1011.3 1013.0 1012.0 1011.2 997.7 DAY-HOUR 16- 9 22-15 4- 0 9- 0 30-15 15-15 11-15 4-12 9-12 30- 9 19-12 7-12 MEAN QFF PRESSURE IN HPA 1027.5 1018.9 1019.6 1011.8 1011.9 1006.5 1003.5 1008.1 1015.6 1019.5 1021.3 1026.7 1015.9 MAX. QFF PRESSURE IN HPA 1047.9 1036.5 1036.4 1024.6 1025.1 1014.9 1009.7 1013.9 1032.7 1029.7 1034.3 1041.3 1047.9 DAY-HOUR 26- 6 7- 3 10- 6 11- 3 8- 3 2-21 1- 6 31- 6 30- 3 22-15 20-18 26- 6 MIN. QFF PRESSURE IN HPA 1003.4 996.2 1003.7 1000.6 999.3 996.3 995.5 1001.5 1005.2 1010.1 1009.5 1012.0 995.5 DAY-HOUR 16- 9 23- 0 4- 0 9- 0 30-15 15-15 11-15 1-12 1-12 30-12 3-12 7- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 907.5 902.5 903.9 900.4 901.6 899.1 897.0 900.6 904.8 907.3 906.0 907.7 903.2 MAX. QFE PRESSURE IN HPA 920.7 912.0 913.2 908.2 911.1 905.8 901.5 903.5 914.4 915.5 914.3 918.2 920.7 DAY 26 7 10 11 8 3 1 7 27 23 21 27 MIN. QFE PRESSURE IN HPA 892.8 885.2 893.8 892.2 892.9 891.2 892.6 897.2 899.3 900.6 900.1 898.4 885.2 DAY 16 23 4 9 31 16 11 10 2 30 24 7 MEAN QNH PRESSURE IN HPA 1022.5 1017.0 1018.6 1014.7 1016.1 1013.3 1011.0 1014.9 1019.6 1022.3 1020.9 1022.7 1017.8 MAX. QNH PRESSURE IN HPA 1037.1 1027.5 1028.8 1023.3 1026.5 1020.6 1015.9 1018.1 1030.1 1031.3 1030.0 1034.3 1037.1 DAY 26 7 10 11 8 3 1 7 27 23 21 27 MIN. QNH PRESSURE IN HPA 1006.3 997.9 1007.4 1005.7 1006.4 1004.6 1006.1 1011.2 1013.5 1014.9 1014.4 1012.5 997.9 DAY 16 23 4 9 31 16 11 10 2 30 24 7 MEAN QFF PRESSURE IN HPA 1027.3 1017.9 1019.0 1011.6 1011.7 1006.5 1003.7 1007.9 1015.1 1019.4 1020.7 1025.7 1015.5 MAX. QFF PRESSURE IN HPA 1045.4 1034.0 1032.6 1022.6 1023.8 1014.4 1009.0 1012.0 1030.3 1027.9 1032.8 1038.9 1045.4 DAY 26 7 10 11 8 3 1 31 27 23 21 27 MIN. QFF PRESSURE IN HPA 1007.7 996.2 1003.7 1000.6 999.8 996.6 998.3 1002.7 1006.8 1011.5 1012.5 1013.1 996.2 DAY 16 23 4 9 31 16 11 1 2 30 3 7 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 907.6 903.1 904.4 901.0 902.4 900.0 897.9 901.4 905.7 907.6 906.6 908.2 903.8 MAX. QFE PRESSURE IN HPA 920.9 913.0 913.9 909.5 911.5 906.4 901.6 904.7 915.6 913.5 914.1 918.4 920.9 DAY 26 7 10 11 8 3 23 30 30 23 21 26 MIN. QFE PRESSURE IN HPA 891.1 888.6 893.8 893.7 894.3 892.2 893.4 898.1 900.5 900.8 900.1 898.4 888.6 DAY 16 23 4 9 31 16 16 5 9 30 24 7 MEAN QNH PRESSURE IN HPA 1022.6 1017.6 1019.1 1015.4 1016.9 1014.2 1011.9 1015.8 1020.6 1022.7 1021.5 1023.3 1018.5 MAX. QNH PRESSURE IN HPA 1037.3 1028.6 1029.6 1024.7 1026.9 1021.3 1016.0 1019.4 1031.4 1029.1 1029.8 1034.5 1037.3 DAY 26 7 10 11 8 3 23 30 30 23 21 26 MIN. QNH PRESSURE IN HPA 1004.4 1001.7 1007.4 1007.3 1008.0 1005.7 1007.0 1012.2 1014.8 1015.1 1014.4 1012.5 1001.7 DAY 16 23 4 9 31 16 16 5 9 30 24 7 MEAN QFF PRESSURE IN HPA 1028.5 1019.6 1020.2 1012.7 1012.6 1007.1 1004.5 1009.0 1016.9 1021.4 1023.0 1028.0 1017.0 MAX. QFF PRESSURE IN HPA 1047.1 1036.5 1035.3 1024.6 1025.1 1014.7 1008.5 1013.4 1032.7 1028.3 1033.4 1041.0 1047.1 DAY 26 7 10 11 8 3 1 31 30 23 21 27 MIN. QFF PRESSURE IN HPA 1006.5 1000.6 1004.1 1002.2 1000.7 997.0 999.3 1004.5 1009.8 1014.4 1014.9 1014.2 997.0 DAY 16 23 4 22 31 16 11 4 2 11 24 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.9 904.2 905.3 901.6 902.8 900.2 898.1 901.8 906.4 908.3 907.5 909.2 904.5 MAX. QFE PRESSURE IN HPA 922.1 913.5 915.4 909.4 911.9 906.1 902.1 905.2 915.8 913.6 914.4 920.3 922.1 DAY 26 7 10 11 8 3 1 7 30 23 12 26 MIN. QFE PRESSURE IN HPA 891.5 890.1 895.9 894.7 895.9 892.8 893.5 898.8 900.9 901.0 900.8 899.1 890.1 DAY 16 23 4 19 31 16 11 4 9 30 19 7 MEAN QNH PRESSURE IN HPA 1024.1 1018.9 1020.1 1016.1 1017.3 1014.5 1012.1 1016.3 1021.3 1023.3 1022.5 1024.4 1019.2 MAX. QNH PRESSURE IN HPA 1038.6 1029.1 1031.2 1024.6 1027.4 1021.0 1016.6 1020.0 1031.7 1029.2 1030.1 1036.6 1038.6 DAY 26 7 10 11 8 3 1 7 30 23 12 26 MIN. QNH PRESSURE IN HPA 1004.9 1003.3 1009.7 1008.4 1009.7 1006.3 1007.1 1012.9 1015.2 1015.4 1015.1 1013.3 1003.3 DAY 16 23 4 19 31 16 11 4 9 30 19 7 MEAN QFF PRESSURE IN HPA 1029.2 1020.4 1021.0 1013.2 1013.0 1007.7 1004.6 1009.1 1016.9 1020.6 1022.8 1028.1 1017.2 MAX. QFF PRESSURE IN HPA 1047.9 1036.0 1036.4 1024.0 1024.2 1014.9 1009.7 1013.9 1032.5 1026.9 1032.7 1041.3 1047.9 DAY 26 7 10 11 8 3 1 31 30 23 21 26 MIN. QFF PRESSURE IN HPA 1005.7 1002.3 1005.8 1003.4 1002.5 998.6 999.3 1003.9 1010.1 1012.9 1013.2 1014.3 998.6 DAY 16 23 4 19 31 16 11 1 2 30 3 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 907.5 903.0 904.2 900.4 901.7 899.1 897.0 900.6 905.0 906.7 905.8 907.9 903.2 MAX. QFE PRESSURE IN HPA 921.2 911.8 914.1 908.2 910.8 904.8 900.9 904.2 914.2 911.2 913.6 919.1 921.2 DAY 25 7 10 11 8 3 22 30 30 22 12 26 MIN. QFE PRESSURE IN HPA 890.2 888.7 895.8 893.8 894.7 892.3 892.6 897.4 899.4 898.9 899.0 897.5 888.7 DAY 16 22 4 19 30 16 11 4 9 30 19 7 MEAN QNH PRESSURE IN HPA 1022.5 1017.6 1018.9 1014.7 1016.2 1013.3 1010.9 1014.9 1019.8 1021.6 1020.7 1023.0 1017.8 MAX. QNH PRESSURE IN HPA 1037.6 1027.3 1029.8 1023.3 1026.1 1019.5 1015.2 1018.9 1029.9 1026.6 1029.2 1035.3 1037.6 DAY 25 7 10 11 8 3 22 30 30 22 12 26 MIN. QNH PRESSURE IN HPA 1003.5 1001.8 1009.6 1007.4 1008.4 1005.8 1006.1 1011.4 1013.6 1013.0 1013.1 1011.5 1001.8 DAY 16 22 4 19 30 16 11 4 9 30 19 7 MEAN QFF PRESSURE IN HPA 1027.0 1018.5 1019.4 1011.4 1011.7 1006.3 1003.2 1007.6 1015.1 1018.3 1020.2 1025.9 1015.4 MAX. QFF PRESSURE IN HPA 1045.2 1033.7 1034.6 1022.7 1023.0 1013.0 1007.8 1012.5 1030.1 1023.6 1029.7 1039.1 1045.2 DAY 26 7 10 11 8 3 1 30 30 2 12 26 MIN. QFF PRESSURE IN HPA 1003.4 1001.5 1005.5 1002.2 1002.3 997.7 997.5 1002.5 1007.1 1010.1 1009.9 1012.0 997.5 DAY 16 22 4 19 30 16 11 1 1 30 3 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.5 902.0 903.0 899.0 900.5 898.0 895.9 899.5 903.6 905.5 905.0 907.1 902.1 MAX. QFE PRESSURE IN HPA 919.8 910.9 912.5 906.0 908.9 903.1 900.5 903.1 912.7 911.8 912.7 918.1 919.8 DAY 25 10 10 11 7 2 22 30 30 22 12 26 MIN. QFE PRESSURE IN HPA 890.9 885.3 894.6 893.0 893.0 891.3 891.2 896.5 897.3 899.1 898.0 897.2 885.3 DAY 16 22 17 19 30 15 16 4 9 30 19 7 MEAN QNH PRESSURE IN HPA 1021.4 1016.4 1017.6 1013.2 1014.8 1012.0 1009.8 1013.7 1018.2 1020.3 1019.7 1022.1 1016.6 MAX. QNH PRESSURE IN HPA 1036.1 1026.3 1028.0 1020.9 1024.1 1017.7 1014.8 1017.7 1028.2 1027.3 1028.2 1034.2 1036.1 DAY 25 10 10 11 7 2 22 30 30 22 12 26 MIN. QNH PRESSURE IN HPA 1004.2 998.1 1008.3 1006.5 1006.5 1004.7 1004.6 1010.4 1011.3 1013.3 1012.0 1011.2 998.1 DAY 16 22 17 19 30 15 16 4 9 30 19 7 MEAN QFF PRESSURE IN HPA 1026.0 1017.3 1018.0 1009.9 1010.4 1005.3 1002.5 1006.8 1013.8 1017.4 1019.4 1025.2 1014.3 MAX. QFF PRESSURE IN HPA 1043.4 1029.9 1032.1 1019.9 1021.0 1011.7 1007.7 1011.6 1028.5 1024.5 1029.4 1038.1 1043.4 DAY 26 7 10 11 7 2 22 30 30 22 20 26 MIN. QFF PRESSURE IN HPA 1004.5 997.0 1006.3 1002.5 1000.5 996.9 996.6 1001.5 1005.2 1010.1 1009.5 1012.5 996.6 DAY 16 22 4 19 30 15 11 1 1 30 3 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.1 902.5 903.6 899.7 900.8 898.3 895.8 899.8 904.1 906.3 905.6 907.7 902.6 MAX. QFE PRESSURE IN HPA 920.5 910.9 912.0 906.3 910.0 903.6 900.6 903.3 913.0 914.6 915.8 918.3 920.5 DAY 25 10 10 11 7 2 22 30 29 22 20 26 MIN. QFE PRESSURE IN HPA 893.6 885.0 895.5 893.6 892.6 891.1 890.5 896.7 897.4 900.6 899.1 898.1 885.0 DAY 16 22 16 19 30 15 11 1 1 29 19 7 MEAN QNH PRESSURE IN HPA 1022.0 1017.1 1018.2 1013.9 1015.2 1012.3 1009.7 1014.0 1018.7 1021.2 1020.5 1022.7 1017.1 MAX. QNH PRESSURE IN HPA 1036.8 1026.3 1027.5 1021.2 1025.3 1018.2 1014.9 1017.9 1028.6 1030.3 1031.7 1034.4 1036.8 DAY 25 10 10 11 7 2 22 30 29 22 20 26 MIN. QNH PRESSURE IN HPA 1007.2 997.7 1009.3 1007.2 1006.1 1004.4 1003.8 1010.6 1011.4 1014.9 1013.3 1012.2 997.7 DAY 16 22 16 19 30 15 11 1 1 29 19 7 MEAN QFF PRESSURE IN HPA 1027.8 1019.0 1019.3 1011.2 1010.8 1005.4 1002.3 1007.3 1015.2 1019.8 1021.9 1027.4 1015.6 MAX. QFF PRESSURE IN HPA 1045.5 1029.8 1032.7 1021.1 1023.8 1011.6 1007.7 1012.2 1029.1 1029.7 1033.6 1040.8 1045.5 DAY 25 7 10 13 7 6 22 30 30 22 20 26 MIN. QFF PRESSURE IN HPA 1008.9 997.3 1006.9 1003.1 999.3 996.3 995.5 1001.7 1005.7 1014.0 1012.7 1014.2 995.5 DAY 16 22 22 19 30 15 11 1 1 13 3 7 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.6 903.4 904.8 901.1 902.6 899.6 897.3 901.3 905.6 907.6 906.4 908.4 903.8 MAX. QFE PRESSURE IN HPA 921.5 911.0 913.4 908.2 911.8 905.6 901.5 904.6 914.6 916.4 916.2 919.4 921.5 DAY 25 10 10 10 7 2 22 30 29 22 20 26 MIN. QFE PRESSURE IN HPA 895.3 885.0 896.1 894.1 893.7 891.1 892.5 897.7 899.0 901.4 900.6 898.6 885.0 DAY 31 22 3 8 30 15 11 9 1 29 3 6 MEAN QNH PRESSURE IN HPA 1022.7 1018.0 1019.5 1015.5 1017.1 1013.8 1011.2 1015.7 1020.4 1022.6 1021.3 1023.6 1018.4 MAX. QNH PRESSURE IN HPA 1037.9 1026.4 1029.0 1023.3 1027.3 1020.4 1015.9 1019.3 1030.3 1032.3 1032.1 1035.6 1037.9 DAY 25 10 10 10 7 2 22 30 29 22 20 26 MIN. QNH PRESSURE IN HPA 1009.1 997.7 1010.0 1007.8 1007.3 1004.4 1006.0 1011.7 1013.1 1015.8 1014.9 1012.7 997.7 DAY 31 22 3 8 30 15 11 9 1 29 3 6 MEAN QFF PRESSURE IN HPA 1027.7 1019.4 1020.3 1012.6 1012.6 1007.0 1003.7 1008.6 1016.2 1019.9 1021.7 1027.2 1016.4 MAX. QFF PRESSURE IN HPA 1046.7 1030.3 1033.8 1023.1 1024.6 1014.4 1008.3 1013.5 1030.8 1028.9 1034.3 1040.7 1046.7 DAY 25 6 10 13 7 2 22 30 29 22 20 26 MIN. QFF PRESSURE IN HPA 1011.0 996.8 1007.5 1003.6 1000.3 996.7 997.7 1004.0 1007.2 1013.7 1011.9 1014.5 996.7 DAY 16 22 3 21 30 15 11 1 9 29 3 6 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 907.3 903.6 904.3 900.9 902.5 899.6 897.3 901.3 905.6 907.6 906.4 908.5 903.8 MAX. QFE PRESSURE IN HPA 921.5 911.3 913.2 908.9 912.0 905.8 901.2 904.3 915.0 917.1 916.2 919.4 921.5 DAY 25 9 9 10 7 2 22 30 26 22 20 26 MIN. QFE PRESSURE IN HPA 894.4 888.0 894.8 893.1 892.9 891.2 893.1 897.7 899.1 901.4 900.9 898.3 888.0 DAY 31 22 3 8 30 15 11 9 9 29 3 6 MEAN QNH PRESSURE IN HPA 1022.3 1018.2 1019.0 1015.3 1017.1 1013.8 1011.3 1015.7 1020.4 1022.7 1021.3 1023.7 1018.4 MAX. QNH PRESSURE IN HPA 1037.9 1026.7 1028.8 1024.1 1027.5 1020.6 1015.6 1019.0 1030.8 1033.1 1032.1 1035.6 1037.9 DAY 25 9 9 10 7 2 22 30 26 22 20 26 MIN. QNH PRESSURE IN HPA 1008.1 1001.0 1008.5 1006.6 1006.4 1004.6 1006.6 1011.7 1013.3 1015.8 1015.2 1012.4 1001.0 DAY 31 22 3 8 30 15 11 9 9 29 3 6 MEAN QFF PRESSURE IN HPA 1026.9 1019.1 1019.5 1012.0 1012.5 1006.8 1003.5 1008.4 1015.9 1019.4 1020.9 1026.7 1016.0 MAX. QFF PRESSURE IN HPA 1046.2 1031.6 1033.2 1023.5 1024.8 1014.9 1007.9 1013.0 1029.8 1028.9 1033.7 1040.0 1046.2 DAY 25 6 10 13 7 2 22 30 26 22 20 26 MIN. QFF PRESSURE IN HPA 1009.2 999.8 1005.0 1001.9 1000.0 996.3 997.8 1004.3 1006.5 1012.4 1011.5 1012.6 996.3 DAY 31 22 3 8 30 15 11 4 9 10 3 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1974 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.3 -4.7 6.8 12.3 19.8 23.9 26.0 22.6 18.8 11.5 8.3 0.5 11.9 MINIMUN AIR TEMPERATURE (C) -7.9 -9.6 1.7 6.9 11.3 14.2 17.7 12.3 9.6 0.7 0.5 -5.4 4.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 0 0 0 0 0 2 DAYS WITH MINIMUM TEMP. <=-4 26 23 6 0 0 0 0 0 0 0 5 21 81 DAYS WITH FREEZING MIN.<= 0 31 26 15 2 0 0 0 0 0 17 18 29 138 TEMPERATURE RECORDS LOWEST(C) -17.0 -23.0 -7.0 0.0 5.0 11.0 15.0 7.0 4.0 -2.0 -5.0 -14.0 -23.0 DAY 20 5 7 1 3 24 4 28 30 21 9 4 MAXIMUM AIR TEMPERATURE (C) 2.2 1.6 12.7 18.3 27.6 32.0 33.4 31.3 27.4 21.9 17.1 8.3 19.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 2 10 23 29 23 8 0 0 0 96 DAYS WITH MAXIMUM TEMP. <= 0 15 12 2 0 0 0 0 0 0 0 0 0 29 TEMPERATURE RECORDS HIGHEST(C) 9.0 8.0 30.0 31.0 36.0 38.0 38.0 35.0 35.0 28.0 27.0 16.0 38.0 DAY 8 13 19 20 23 27 1 12 18 26 4 6 DIF. BETWEEN (MAX.-MIN.) (C) 10.1 11.2 11.0 11.4 16.3 17.8 15.7 19.0 17.8 21.2 16.6 13.7 15.2 MEAN DAILY TEMP. (MDT) (C) -2.9 -4.0 7.2 12.6 19.4 23.1 25.5 21.8 18.5 11.3 8.8 1.5 11.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 20.0 65.5 141.0 45.0 7.5 0.0 0.0 0.0 281.0 HEATING DEG. DAYS(BASE 18 0C) 646.5 615.5 336.0 171.0 20.0 0.0 0.0 2.5 27.5 206.5 275.0 512.0 2812.5 DEWPOINT (MEAN C) -6.1 -7.3 1.5 5.8 7.5 8.2 10.4 6.1 3.7 -2.5 -0.7 -4.2 1.9 MIXING RATIO (G/KG) 2.77 2.75 4.97 6.56 7.35 7.81 8.93 6.73 5.65 3.59 4.16 3.21 5.37 VAPOUR PRESSURE (HPA) 4.01 3.99 7.18 9.38 10.53 11.15 12.71 9.64 8.14 5.21 6.04 4.65 7.72 SATURATION DEF. (HPA) 1.02 0.82 4.13 6.07 14.14 20.21 22.24 19.61 15.07 9.77 5.81 2.15 10.09 RELATIVE HUMIDITY (MEAN %) 83 83 73 70 49 41 40 37 40 41 57 74 57 RELATIVE HUMIDITY (MAX. %) 93 92 91 89 73 64 58 57 60 65 80 91 76 RELATIVE HUMIDITY (MIN. %) 65 68 55 50 28 22 25 23 23 22 36 49 39 RELATIVE HUMIDITY (MEAN% 03UTC) 89 88 89 81 66 57 53 52 57 61 74 86 71 RELATIVE HUMIDITY (MEAN% 09UTC) 70 74 61 55 32 25 27 25 26 24 40 54 43 RELATIVE HUMIDITY (MEAN% 15UTC) 82 83 66 62 40 31 30 29 34 36 56 77 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 68.5 74.2 48.4 64.9 8.5 11.7 0.0 0.0 0.0 0.0 0.3 41.5 318.0 DAYS WITH PRECIPITATION >=10 3 3 2 2 0 0 0 0 0 0 0 1 11 DAYS WITH PRECIPITATION >= 5 5 5 5 5 0 1 0 0 0 0 0 3 24 DAYS WITH PRECIPITATION >= 1 7 7 7 9 3 3 0 0 0 0 0 4 40 DAYS WITH PRECIPITATION 11 10 11 12 4 5 1 0 1 0 2 7 64 GREATEST DAILY PRECIPITATION 19.0 26.0 15.0 24.0 4.0 7.0 0.0 0.0 0.0 0.0 0.3 20.0 26.0 DAY 19 19 5 12 1 13 ** ** ** ** 6 13 DAY WITH THUNDER STORM 0 0 1 2 1 2 0 0 1 0 0 0 7 DAYS WITH SNOW OR SLEET 12 10 5 2 0 0 0 0 0 0 0 4 33 DAYS WITH DUST 0 0 0 4 0 0 0 0 0 0 0 0 4 WIND DIRECTION (PREVAILING) 135 180 135 135 135 90 90 90 135 135 135 315 135 PREVAILING WIND SPEED(KNOTS) 5.9 6.3 7.1 8.0 6.6 8.6 11.3 9.9 8.0 5.4 7.6 7.3 7.2 PREVAILING WIND PERCENT 9.7 6.7 14.9 17.9 14.1 19.2 15.3 19.4 18.8 6.5 9.2 8.5 11.1 CALMS PERCENT OF WIND 75.0 81.3 63.3 40.4 63.3 55.8 45.2 54.0 63.8 75.0 72.1 77.0 63.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 204 180 129 165 120 109 78 101 131 146 135 318 114 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.3 1.0 1.2 1.4 2.3 3.1 2.7 2.2 0.5 0.7 0.5 1.1 WIND STEADINESES (MEAN %) 6.3 27.3 37.0 26.1 58.3 69.7 62.0 67.5 78.6 35.7 36.8 33.3 40.7 WIND SPEED (MEAN KNOTS) 1.6 1.1 2.7 4.6 2.4 3.3 5.0 4.0 2.8 1.4 1.9 1.5 2.7 FASTEST WIND DIRECTION 270 190 90 130 70 70 50 340 120 340 310 310 270 FASTEST WIND SPEED (KNOTS) 22 14 18 20 16 20 18 22 16 18 16 20 22 DAY 22 8 22 21 29 8 10 6 3 13 28 14 DAYS WITH SKY CLEAR (0-2)/8 7 11 8 2 16 22 23 28 25 28 15 16 201 DAYS WITH P.CLOUDY (3-6)/8 11 7 9 11 10 8 7 3 5 3 12 11 97 DAYS WITH CLOUDY (7-8)/8 13 10 14 17 5 0 1 0 0 0 3 4 67 DAYS WITH VISIBILITY =< 2 KM 11 9 4 3 0 0 0 0 0 0 0 5 32 DURATION OF SUNSHINE HOURS 114.7 144.3 146.5 135.3 294.6 343.8 354.3 358.2 292.9 304.8 203.8 172.1 2865.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.8 907.5 907.6 900.3 901.8 899.2 898.2 900.4 903.9 908.1 908.5 905.9 903.9 MAX. QFE PRESSURE IN HPA 918.0 915.3 916.6 910.3 907.8 903.2 903.4 906.5 910.0 916.6 918.0 915.7 918.0 DAY-HOUR 5- 6 4- 6 13- 6 26- 3 10- 6 1- 6 31-18 26- 6 22- 6 15- 6 18- 6 3- 6 MIN. QFE PRESSURE IN HPA 888.3 897.8 897.8 889.3 894.5 894.2 892.9 894.4 893.9 901.0 898.5 893.1 888.3 DAY-HOUR 25- 3 12-12 24-12 28-12 27-12 3-12 3-15 22-12 3-12 29-12 24-12 23-12 MEAN QNH PRESSURE IN HPA 1020.7 1022.5 1022.7 1014.6 1016.2 1013.4 1012.3 1014.7 1018.5 1023.2 1023.6 1020.7 1018.6 MAX. QNH PRESSURE IN HPA 1034.1 1031.1 1032.5 1025.6 1022.8 1017.8 1018.0 1021.4 1025.3 1032.5 1034.1 1031.6 1034.1 DAY-HOUR 5- 6 4- 6 13- 6 26- 3 10- 6 1- 6 31-18 26- 6 22- 6 15- 6 18- 6 3- 6 MIN. QNH PRESSURE IN HPA 1001.4 1011.8 1011.8 1002.5 1008.2 1007.9 1006.4 1008.1 1007.5 1015.4 1012.6 1006.6 1001.4 DAY-HOUR 25- 3 12-12 24-12 28-12 27-12 3-12 3-15 22-12 3-12 29-12 24-12 23-12 MEAN QFF PRESSURE IN HPA 1026.1 1028.8 1023.5 1012.8 1011.3 1006.9 1004.9 1008.7 1014.2 1022.1 1023.7 1024.3 1017.3 MAX. QFF PRESSURE IN HPA 1040.1 1041.3 1036.4 1025.5 1019.1 1011.5 1011.5 1016.5 1021.7 1032.5 1036.5 1037.9 1041.3 DAY-HOUR 5-18 5- 3 7- 3 26- 3 3- 3 11- 3 31-18 26- 6 24- 6 15- 3 18- 3 3- 6 MIN. QFF PRESSURE IN HPA 1005.3 1015.6 1008.7 997.3 1002.4 1001.2 998.6 1000.8 1001.6 1013.0 1011.7 1007.8 997.3 DAY-HOUR 25- 3 12-12 25- 0 20-12 27-15 3-12 4-15 22-12 3-12 29-12 24-12 23-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.5 906.9 907.3 900.1 901.4 899.0 898.1 900.2 903.6 908.1 908.3 905.6 903.7 MAX. QFE PRESSURE IN HPA 916.0 914.4 914.2 909.9 906.8 901.6 901.4 904.2 908.0 915.2 917.0 914.4 917.0 DAY 6 4 10 26 10 18 30 26 23 15 18 3 MIN. QFE PRESSURE IN HPA 890.4 898.8 898.3 893.9 895.4 895.9 893.6 895.7 896.1 902.2 901.3 896.6 890.4 DAY 25 12 25 28 28 26 5 9 3 27 27 6 MEAN QNH PRESSURE IN HPA 1020.3 1021.8 1022.3 1014.4 1015.8 1013.2 1012.1 1014.5 1018.2 1023.2 1023.4 1020.4 1018.3 MAX. QNH PRESSURE IN HPA 1031.9 1030.1 1029.9 1025.2 1021.7 1016.0 1015.8 1018.9 1023.1 1031.0 1033.0 1030.1 1033.0 DAY 6 4 10 26 10 18 30 26 23 15 18 3 MIN. QNH PRESSURE IN HPA 1003.7 1012.9 1012.4 1007.5 1009.2 1009.7 1007.2 1009.5 1010.0 1016.7 1015.7 1010.5 1003.7 DAY 25 12 25 28 28 26 5 9 3 27 27 6 MEAN QFF PRESSURE IN HPA 1025.5 1027.7 1022.9 1012.4 1011.1 1006.7 1004.8 1008.6 1013.7 1021.8 1023.1 1023.5 1016.8 MAX. QFF PRESSURE IN HPA 1037.8 1038.4 1034.5 1024.5 1017.6 1009.9 1009.1 1014.1 1019.6 1031.0 1034.5 1034.5 1038.4 DAY 6 4 7 26 3 11 17 27 23 15 18 3 MIN. QFF PRESSURE IN HPA 1007.4 1017.1 1008.7 1001.9 1003.2 1003.2 1000.0 1003.8 1004.5 1014.6 1015.2 1012.0 1000.0 DAY 25 12 25 21 28 3 5 9 3 27 25 6 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.6 907.4 907.9 900.8 902.3 899.9 898.9 901.1 904.4 908.7 909.0 906.1 904.3 MAX. QFE PRESSURE IN HPA 916.1 914.6 915.4 910.3 907.3 902.7 902.7 905.6 909.1 915.3 917.2 914.9 917.2 DAY 5 4 10 26 10 1 17 26 22 15 18 3 MIN. QFE PRESSURE IN HPA 888.3 898.8 899.1 894.6 897.4 896.8 894.4 897.1 896.1 903.0 901.6 896.9 888.3 DAY 25 12 25 20 28 3 5 16 3 27 27 6 MEAN QNH PRESSURE IN HPA 1020.5 1022.4 1023.0 1015.2 1016.7 1014.2 1013.1 1015.5 1019.1 1023.8 1024.1 1021.0 1019.0 MAX. QNH PRESSURE IN HPA 1032.0 1030.3 1031.2 1025.6 1022.3 1017.2 1017.2 1020.4 1024.3 1031.1 1033.2 1030.7 1033.2 DAY 5 4 10 26 10 1 17 26 22 15 18 3 MIN. QNH PRESSURE IN HPA 1001.4 1012.9 1013.3 1008.3 1011.4 1010.7 1008.1 1011.1 1010.0 1017.6 1016.0 1010.8 1001.4 DAY 25 12 25 20 28 3 5 16 3 27 27 6 MEAN QFF PRESSURE IN HPA 1026.5 1029.2 1024.4 1013.8 1012.1 1007.6 1005.6 1009.8 1015.6 1024.2 1025.5 1025.6 1018.3 MAX. QFF PRESSURE IN HPA 1038.6 1041.3 1036.4 1025.5 1019.1 1011.5 1011.0 1016.1 1020.9 1032.5 1036.5 1036.5 1041.3 DAY 5 5 7 26 3 11 17 30 23 15 18 3 MIN. QFF PRESSURE IN HPA 1005.3 1018.5 1010.3 1004.1 1004.8 1004.0 1000.3 1005.1 1005.0 1017.8 1017.3 1013.0 1000.3 DAY 25 12 25 20 24 20 5 16 3 27 24 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.8 908.5 908.7 901.4 902.7 900.1 899.2 901.4 905.2 909.4 909.9 907.1 905.0 MAX. QFE PRESSURE IN HPA 918.0 915.3 916.6 910.3 907.8 903.2 903.0 906.5 910.0 916.6 918.0 915.7 918.0 DAY 5 4 13 26 10 1 29 26 22 15 18 3 MIN. QFE PRESSURE IN HPA 890.1 900.2 900.7 893.6 897.4 896.6 894.4 897.1 897.2 903.9 902.5 899.3 890.1 DAY 25 12 25 20 27 25 5 16 3 27 24 23 MEAN QNH PRESSURE IN HPA 1021.8 1023.6 1023.8 1015.8 1017.2 1014.4 1013.4 1015.8 1020.0 1024.7 1025.1 1022.1 1019.8 MAX. QNH PRESSURE IN HPA 1034.1 1031.1 1032.5 1025.6 1022.8 1017.8 1017.6 1021.4 1025.3 1032.5 1034.1 1031.6 1034.1 DAY 5 4 13 26 10 1 29 26 22 15 18 3 MIN. QNH PRESSURE IN HPA 1003.3 1014.5 1015.0 1007.2 1011.4 1010.5 1008.1 1011.1 1011.2 1018.5 1017.0 1013.5 1003.3 DAY 25 12 25 20 27 25 5 16 3 27 24 23 MEAN QFF PRESSURE IN HPA 1027.2 1030.0 1024.8 1014.1 1012.3 1007.9 1005.9 1009.8 1015.6 1023.2 1025.2 1025.8 1018.5 MAX. QFF PRESSURE IN HPA 1039.8 1040.9 1036.2 1025.2 1018.6 1011.2 1010.5 1016.5 1021.7 1031.8 1035.7 1037.9 1040.9 DAY 5 4 10 26 10 14 17 26 24 15 18 3 MIN. QFF PRESSURE IN HPA 1007.3 1018.7 1011.8 1002.2 1004.9 1003.6 1000.5 1005.1 1005.2 1017.0 1017.6 1014.0 1000.5 DAY 25 12 25 20 23 26 5 16 3 27 24 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.7 907.8 907.7 900.1 901.9 899.2 898.3 900.3 903.8 908.0 908.2 905.6 903.9 MAX. QFE PRESSURE IN HPA 917.3 914.5 915.7 908.6 906.1 902.7 902.1 905.4 908.4 915.3 916.1 913.6 917.3 DAY 5 4 10 26 10 1 29 26 22 15 17 3 MIN. QFE PRESSURE IN HPA 892.6 899.2 899.4 890.7 896.2 895.3 894.0 895.6 895.8 902.2 900.0 896.2 890.7 DAY 25 12 28 20 27 3 5 16 3 29 24 23 MEAN QNH PRESSURE IN HPA 1020.6 1022.8 1022.7 1014.4 1016.3 1013.4 1012.3 1014.6 1018.4 1023.0 1023.3 1020.5 1018.5 MAX. QNH PRESSURE IN HPA 1033.3 1030.2 1031.6 1023.7 1021.0 1017.2 1016.6 1020.2 1023.5 1031.1 1032.0 1029.2 1033.3 DAY 5 4 10 26 10 1 29 26 22 15 17 3 MIN. QNH PRESSURE IN HPA 1006.1 1013.4 1013.6 1004.0 1010.1 1009.1 1007.6 1009.4 1009.6 1016.7 1014.3 1010.1 1004.0 DAY 25 12 28 20 27 3 5 16 3 29 24 23 MEAN QFF PRESSURE IN HPA 1025.6 1028.7 1023.2 1012.3 1011.3 1006.8 1004.8 1008.3 1013.7 1021.0 1022.8 1023.5 1016.8 MAX. QFF PRESSURE IN HPA 1038.8 1039.2 1035.6 1023.3 1017.1 1010.6 1009.7 1015.3 1019.4 1029.9 1032.6 1034.3 1039.2 DAY 5 5 10 26 2 1 17 26 24 15 17 3 MIN. QFF PRESSURE IN HPA 1010.2 1017.6 1010.7 998.5 1003.6 1002.5 1000.0 1003.0 1003.7 1014.0 1013.9 1011.7 998.5 DAY 25 12 28 20 23 3 5 16 3 29 24 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.9 906.7 906.4 898.8 900.6 898.1 897.3 899.1 902.3 906.8 907.2 904.9 902.8 MAX. QFE PRESSURE IN HPA 916.4 913.5 914.2 907.2 905.2 901.8 900.8 904.7 907.4 913.8 915.3 911.8 916.4 DAY 5 4 13 26 10 1 23 26 22 15 17 3 MIN. QFE PRESSURE IN HPA 894.1 897.8 897.8 889.3 894.5 894.2 893.0 894.4 893.9 901.0 898.5 893.1 889.3 DAY 21 12 24 28 27 3 3 22 3 29 24 23 MEAN QNH PRESSURE IN HPA 1019.7 1021.7 1021.3 1013.0 1015.0 1012.1 1011.2 1013.3 1016.8 1021.7 1022.2 1019.7 1017.3 MAX. QNH PRESSURE IN HPA 1032.3 1029.1 1029.9 1022.2 1020.0 1016.2 1015.1 1019.4 1022.4 1029.5 1031.1 1027.3 1032.3 DAY 5 4 13 26 10 1 23 26 22 15 17 3 MIN. QNH PRESSURE IN HPA 1007.8 1011.8 1011.8 1002.5 1008.2 1007.9 1006.5 1008.1 1007.5 1015.4 1012.6 1006.6 1002.5 DAY 21 12 24 28 27 3 3 22 3 29 24 23 MEAN QFF PRESSURE IN HPA 1024.8 1027.4 1021.9 1010.9 1010.1 1005.7 1003.9 1007.3 1012.3 1020.2 1021.9 1022.7 1015.8 MAX. QFF PRESSURE IN HPA 1037.8 1038.1 1034.3 1021.7 1016.2 1010.1 1008.2 1014.4 1018.2 1029.2 1031.8 1032.2 1038.1 DAY 5 4 10 26 2 1 31 26 24 15 17 3 MIN. QFF PRESSURE IN HPA 1013.7 1015.6 1009.6 997.3 1002.7 1001.2 999.0 1000.8 1001.6 1013.0 1011.7 1007.8 997.3 DAY 21 12 24 20 27 3 4 22 3 29 24 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.6 907.2 907.0 899.6 901.0 898.4 897.4 899.3 902.9 907.2 907.9 905.5 903.2 MAX. QFE PRESSURE IN HPA 917.0 913.8 913.9 907.2 905.6 902.2 901.4 904.9 907.9 913.6 916.0 911.8 917.0 DAY 5 4 9 26 10 1 29 26 22 15 17 2 MIN. QFE PRESSURE IN HPA 893.7 898.5 898.4 890.0 894.5 894.4 892.9 894.7 895.2 901.5 899.5 893.4 890.0 DAY 21 12 24 20 27 25 3 8 3 29 24 23 MEAN QNH PRESSURE IN HPA 1020.4 1022.2 1022.0 1013.8 1015.3 1012.4 1011.4 1013.5 1017.4 1022.2 1022.9 1020.3 1017.8 MAX. QNH PRESSURE IN HPA 1033.0 1029.5 1029.6 1022.2 1020.4 1016.7 1015.8 1019.7 1023.0 1029.2 1031.9 1027.3 1033.0 DAY 5 4 9 26 10 1 29 26 22 15 17 2 MIN. QNH PRESSURE IN HPA 1007.3 1012.6 1012.5 1003.2 1008.2 1008.1 1006.4 1008.4 1009.0 1015.9 1013.7 1007.0 1003.2 DAY 21 12 24 20 27 25 3 8 3 29 24 23 MEAN QFF PRESSURE IN HPA 1026.4 1029.0 1023.3 1012.4 1010.6 1005.9 1004.0 1007.8 1013.8 1022.5 1024.4 1024.9 1017.1 MAX. QFF PRESSURE IN HPA 1039.7 1040.6 1035.3 1023.9 1017.2 1010.1 1009.8 1015.3 1019.9 1030.3 1034.0 1033.2 1040.6 DAY 5 4 7 4 2 1 31 26 30 14 17 28 MIN. QFF PRESSURE IN HPA 1015.1 1017.6 1011.4 998.1 1002.4 1001.6 998.6 1001.6 1003.9 1015.8 1014.1 1009.3 998.1 DAY 21 12 24 20 27 25 4 22 3 29 24 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.3 908.0 908.1 900.9 902.2 899.8 898.5 901.0 904.5 908.6 908.8 906.2 904.4 MAX. QFE PRESSURE IN HPA 918.0 913.8 915.1 909.0 906.5 902.8 903.4 906.0 908.8 915.0 917.0 914.0 918.0 DAY 5 3 3 25 9 1 31 26 22 14 17 2 MIN. QFE PRESSURE IN HPA 894.4 898.9 899.0 892.2 896.0 895.9 894.0 896.1 896.8 903.0 900.9 897.6 892.2 DAY 21 12 24 20 27 25 4 8 3 29 24 23 MEAN QNH PRESSURE IN HPA 1021.2 1023.1 1023.2 1015.2 1016.7 1014.0 1012.6 1015.3 1019.2 1023.7 1023.9 1021.1 1019.1 MAX. QNH PRESSURE IN HPA 1034.1 1029.5 1030.9 1024.2 1021.4 1017.3 1018.0 1020.9 1023.9 1030.8 1033.0 1029.7 1034.1 DAY 5 3 3 25 9 1 31 26 22 14 17 2 MIN. QNH PRESSURE IN HPA 1008.1 1013.0 1013.1 1005.7 1009.8 1009.7 1007.6 1010.0 1010.7 1017.6 1015.2 1011.6 1005.7 DAY 21 12 24 20 27 25 4 8 3 29 24 23 MEAN QFF PRESSURE IN HPA 1026.7 1029.4 1024.1 1013.5 1011.8 1007.5 1005.2 1009.3 1014.8 1022.3 1024.0 1024.8 1017.8 MAX. QFF PRESSURE IN HPA 1040.1 1041.2 1035.5 1023.3 1018.6 1010.8 1011.5 1016.3 1020.4 1030.1 1034.4 1034.9 1041.2 DAY 5 4 7 2 2 13 31 26 22 14 17 2 MIN. QFF PRESSURE IN HPA 1013.8 1015.7 1010.4 1000.0 1004.0 1003.2 1000.2 1003.9 1004.5 1015.1 1015.6 1013.3 1000.0 DAY 21 12 24 20 27 25 4 8 3 29 24 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.1 907.9 908.0 900.8 902.2 899.6 898.4 900.8 904.3 908.4 908.6 906.1 904.3 MAX. QFE PRESSURE IN HPA 917.0 914.4 915.4 909.7 906.8 902.4 903.4 905.5 908.3 915.4 917.0 914.4 917.0 DAY 5 3 3 25 9 17 31 24 22 14 17 2 MIN. QFE PRESSURE IN HPA 894.1 899.2 898.5 892.9 896.3 896.3 893.6 895.7 897.1 903.0 900.9 897.3 892.9 DAY 21 12 24 20 27 25 4 8 2 29 24 5 MEAN QNH PRESSURE IN HPA 1021.0 1022.9 1023.1 1015.1 1016.6 1013.8 1012.5 1015.2 1019.0 1023.6 1023.7 1020.9 1018.9 MAX. QNH PRESSURE IN HPA 1033.0 1030.1 1031.2 1024.9 1021.7 1016.9 1018.0 1020.3 1023.4 1031.2 1033.0 1030.1 1033.0 DAY 5 3 3 25 9 17 31 24 22 14 17 2 MIN. QNH PRESSURE IN HPA 1007.8 1013.4 1012.6 1006.4 1010.2 1010.2 1007.2 1009.5 1011.1 1017.6 1015.2 1011.3 1006.4 DAY 21 12 24 20 27 25 4 8 2 29 24 5 MEAN QFF PRESSURE IN HPA 1026.2 1028.9 1023.6 1013.0 1011.6 1007.0 1004.9 1009.0 1014.2 1021.6 1023.3 1024.1 1017.3 MAX. QFF PRESSURE IN HPA 1038.6 1039.6 1035.3 1023.2 1019.1 1010.7 1011.3 1015.1 1019.5 1030.3 1034.0 1034.8 1039.6 DAY 5 4 7 25 2 13 31 26 22 14 17 2 MIN. QFF PRESSURE IN HPA 1012.4 1016.2 1009.1 1000.5 1004.1 1003.0 999.6 1003.1 1004.7 1014.3 1014.5 1013.4 999.6 DAY 24 12 24 20 27 26 4 8 3 29 24 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1975 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.2 2.0 7.9 14.2 20.4 25.2 27.8 24.8 20.0 11.9 4.5 1.1 13.3 MINIMUN AIR TEMPERATURE (C) -5.3 -2.6 2.3 6.2 10.7 13.5 15.8 14.4 10.0 3.1 -1.8 -3.7 5.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 2 0 0 0 0 5 DAYS WITH MINIMUM TEMP. <=-4 19 12 5 0 0 0 0 0 0 3 8 14 61 DAYS WITH FREEZING MIN.<= 0 30 20 10 1 0 0 0 0 0 9 22 26 118 TEMPERATURE RECORDS LOWEST(C) -14.0 -12.0 -7.0 -1.0 1.0 8.0 11.0 7.0 5.0 -7.0 -11.0 -16.0 -16.0 DAY 21 5 10 5 5 9 2 22 7 21 16 6 MAXIMUM AIR TEMPERATURE (C) 6.5 8.1 14.4 21.4 28.5 33.8 36.6 33.6 28.8 21.2 12.2 7.3 21.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 13 30 31 26 13 1 0 0 116 DAYS WITH MAXIMUM TEMP. <= 0 4 4 0 0 0 0 0 0 0 0 1 5 14 TEMPERATURE RECORDS HIGHEST(C) 14.0 17.0 25.0 30.0 35.0 38.0 39.0 39.0 37.0 30.0 22.0 17.0 39.0 DAY 10 22 25 15 30 26 5 3 10 10 1 23 DIF. BETWEEN (MAX.-MIN.) (C) 11.8 10.7 12.1 15.2 17.8 20.3 20.8 19.2 18.8 18.1 14.0 11.0 15.8 MEAN DAILY TEMP. (MDT) (C) 0.6 2.7 8.3 13.8 19.6 23.6 26.2 24.0 19.4 12.1 5.2 1.8 13.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 20.0 81.5 162.5 103.0 11.0 0.0 0.0 0.0 378.0 HEATING DEG. DAYS(BASE 18 0C) 539.0 427.5 301.5 130.5 26.5 0.0 0.0 0.0 13.0 181.5 384.0 502.0 2505.5 DEWPOINT (MEAN C) -4.6 -2.3 1.6 3.8 5.5 5.5 6.4 5.6 2.9 -0.1 -1.3 -2.2 1.7 MIXING RATIO (G/KG) 3.14 3.73 4.93 5.78 6.57 6.45 6.93 6.67 5.44 4.48 3.97 3.74 5.15 VAPOUR PRESSURE (HPA) 4.55 5.38 7.10 8.32 9.42 9.23 9.88 9.52 7.82 6.47 5.76 5.42 7.40 SATURATION DEF. (HPA) 1.88 2.20 4.54 9.08 16.00 24.71 29.95 24.25 17.22 9.05 3.52 1.76 12.01 RELATIVE HUMIDITY (MEAN %) 75 76 69 54 42 31 29 32 36 49 70 81 54 RELATIVE HUMIDITY (MAX. %) 91 93 91 80 66 52 47 51 57 71 90 93 74 RELATIVE HUMIDITY (MIN. %) 51 56 46 32 21 16 15 17 19 27 49 62 34 RELATIVE HUMIDITY (MEAN% 03UTC) 87 87 87 75 56 45 43 46 54 68 86 90 69 RELATIVE HUMIDITY (MEAN% 09UTC) 57 63 54 38 24 19 17 19 22 33 53 68 39 RELATIVE HUMIDITY (MEAN% 15UTC) 77 72 58 44 32 21 19 23 28 43 67 82 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 23.6 18.0 30.0 20.0 7.1 0.0 0.0 0.0 0.0 7.8 38.8 27.1 172.4 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 2 0 2 DAYS WITH PRECIPITATION >= 5 3 1 3 1 0 0 0 0 0 0 2 2 12 DAYS WITH PRECIPITATION >= 1 5 5 7 6 3 0 0 0 0 3 5 7 41 DAYS WITH PRECIPITATION 9 10 13 13 11 0 0 0 1 4 7 7 75 GREATEST DAILY PRECIPITATION 7.0 5.0 9.0 6.0 2.3 0.0 0.0 0.0 0.0 4.0 17.0 7.0 17.0 DAY 19 26 14 22 27 ** ** ** ** 30 30 24 DAY WITH THUNDER STORM 0 0 2 1 3 0 0 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 7 5 5 0 0 0 0 0 0 0 5 5 27 DAYS WITH DUST 0 0 0 1 0 0 0 0 1 2 0 0 4 WIND DIRECTION (PREVAILING) 315 135 180 135 135 90 90 90 135 180 180 180 135 PREVAILING WIND SPEED(KNOTS) 7.2 6.3 7.0 6.7 8.8 10.5 10.5 11.4 8.3 7.3 7.0 6.4 7.6 PREVAILING WIND PERCENT 6.9 10.3 13.3 10.0 17.3 16.3 16.5 21.4 15.4 12.5 9.6 6.5 9.3 CALMS PERCENT OF WIND 76.2 68.8 54.0 62.5 55.2 54.2 52.0 60.5 61.3 67.3 80.0 81.9 64.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 299 279 165 128 107 88 76 86 129 154 163 146 110 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.3 1.4 1.2 1.8 2.7 2.9 3.3 2.1 1.5 0.7 0.3 1.2 WIND STEADINESES (MEAN %) 25.0 12.0 40.0 50.0 47.4 67.5 67.4 86.8 63.6 62.5 50.0 23.1 41.4 WIND SPEED (MEAN KNOTS) 1.6 2.5 3.5 2.4 3.8 4.0 4.3 3.8 3.3 2.4 1.4 1.3 2.9 FASTEST WIND DIRECTION 340 320 230 160 120 90 80 70 150 90 180 330 120 FASTEST WIND SPEED (KNOTS) 15 18 22 13 25 20 20 18 18 20 13 20 25 DAY 14 11 27 23 27 20 10 14 11 10 5 24 DAYS WITH SKY CLEAR (0-2)/8 14 8 6 9 8 25 31 31 26 23 18 10 209 DAYS WITH P.CLOUDY (3-6)/8 10 11 11 11 19 5 0 0 4 6 6 11 94 DAYS WITH CLOUDY (7-8)/8 7 9 14 10 4 0 0 0 0 2 6 10 62 DAYS WITH VISIBILITY =< 2 KM 7 9 7 1 0 0 0 0 0 1 2 10 37 DURATION OF SUNSHINE HOURS 164.7 128.0 161.0 211.1 266.2 339.3 371.0 353.9 303.5 245.2 182.4 129.2 2855.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.5 903.6 903.1 904.1 901.8 899.0 897.3 899.4 903.6 906.0 908.7 907.3 903.4 MAX. QFE PRESSURE IN HPA 921.5 911.6 912.5 913.2 908.4 905.6 901.5 908.7 912.5 916.0 919.0 916.0 921.5 DAY-HOUR 15- 6 23-18 5- 6 2-18 4-21 17- 6 29- 3 18- 3 19- 6 20-18 15- 6 25- 6 MIN. QFE PRESSURE IN HPA 895.7 891.0 890.4 895.5 895.5 893.2 892.7 891.4 891.3 894.3 896.2 892.1 890.4 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-12 5-12 15-12 10-12 4-12 29-12 23-12 MEAN QNH PRESSURE IN HPA 1021.4 1018.2 1017.6 1018.8 1016.2 1013.2 1011.3 1013.6 1018.2 1020.9 1023.8 1022.3 1018.0 MAX. QNH PRESSURE IN HPA 1037.9 1027.0 1028.0 1028.8 1023.5 1020.4 1015.9 1023.8 1028.0 1031.9 1035.2 1031.9 1037.9 DAY-HOUR 15- 6 23-18 5- 6 2-18 4-21 17- 6 29- 3 18- 3 19- 6 20-18 15- 6 25- 6 MIN. QNH PRESSURE IN HPA 1009.5 1004.3 1003.7 1009.3 1009.3 1006.8 1006.2 1004.8 1004.7 1008.0 1010.1 1005.5 1003.7 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-12 5-12 15-12 10-12 4-12 29-12 23-12 MEAN QFF PRESSURE IN HPA 1025.5 1021.1 1017.9 1016.4 1011.2 1006.3 1003.3 1006.7 1013.4 1019.5 1025.6 1025.7 1016.0 MAX. QFF PRESSURE IN HPA 1046.1 1031.6 1033.1 1029.5 1021.6 1013.2 1008.7 1018.5 1023.6 1034.6 1041.7 1040.3 1046.1 DAY-HOUR 15- 6 14- 6 5- 6 2-18 4-18 17- 6 29- 3 18- 3 19- 3 21- 3 15- 6 5- 6 MIN. QFF PRESSURE IN HPA 1011.0 1003.6 1000.3 1004.7 1004.7 999.6 997.4 996.9 998.0 1003.8 1010.9 1004.0 996.9 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-15 5-15 15-12 10-12 4-12 29-12 23-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.3 903.2 902.6 904.0 901.6 899.1 897.1 899.2 903.4 906.1 908.3 906.9 903.2 MAX. QFE PRESSURE IN HPA 920.2 910.5 911.0 912.0 906.8 903.5 900.8 906.4 911.7 914.7 917.7 915.0 920.2 DAY 15 18 5 5 5 18 29 18 19 21 15 5 MIN. QFE PRESSURE IN HPA 898.2 891.5 892.8 897.0 897.4 895.1 893.5 893.5 893.6 898.5 898.0 898.1 891.5 DAY 6 11 3 25 16 13 5 14 10 10 30 24 MEAN QNH PRESSURE IN HPA 1021.2 1017.8 1017.2 1018.6 1016.0 1013.2 1011.0 1013.4 1018.0 1021.0 1023.4 1021.8 1017.7 MAX. QNH PRESSURE IN HPA 1036.5 1025.8 1026.4 1027.5 1021.7 1018.1 1015.1 1021.3 1027.1 1030.4 1033.8 1030.8 1036.5 DAY 15 18 5 5 5 18 29 18 19 21 15 5 MIN. QNH PRESSURE IN HPA 1012.3 1004.9 1006.3 1010.9 1011.4 1008.9 1007.1 1007.1 1007.2 1012.6 1012.0 1012.2 1004.9 DAY 6 11 3 25 16 13 5 14 10 10 30 24 MEAN QFF PRESSURE IN HPA 1024.8 1020.5 1017.1 1016.2 1011.0 1006.6 1003.3 1006.7 1013.2 1019.3 1024.8 1024.8 1015.7 MAX. QFF PRESSURE IN HPA 1043.3 1029.0 1030.7 1027.9 1019.8 1011.7 1007.7 1015.3 1022.3 1033.0 1039.9 1038.4 1043.3 DAY 15 3 5 3 4 18 29 18 19 21 15 5 MIN. QFF PRESSURE IN HPA 1013.1 1004.9 1003.7 1008.6 1005.7 1001.4 998.4 998.5 1001.7 1008.3 1012.2 1011.4 998.4 DAY 4 11 2 28 18 13 5 14 10 5 29 23 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.6 903.7 903.3 904.7 902.4 899.8 898.1 900.2 904.3 906.6 909.0 907.4 903.8 MAX. QFE PRESSURE IN HPA 920.6 910.8 911.4 912.5 907.5 905.0 901.5 908.7 912.1 914.9 918.0 915.3 920.6 DAY 15 18 31 5 5 17 29 18 19 21 15 5 MIN. QFE PRESSURE IN HPA 898.8 891.0 893.0 898.2 898.7 895.9 894.5 894.0 894.6 898.6 898.1 897.5 891.0 DAY 28 11 2 25 15 13 5 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1021.5 1018.3 1017.9 1019.4 1016.9 1014.1 1012.2 1014.4 1019.0 1021.5 1024.2 1022.4 1018.5 MAX. QNH PRESSURE IN HPA 1036.9 1026.1 1026.8 1028.0 1022.5 1019.8 1015.9 1023.8 1027.6 1030.7 1034.1 1031.1 1036.9 DAY 15 18 31 5 5 17 29 18 19 21 15 5 MIN. QNH PRESSURE IN HPA 1012.9 1004.3 1006.5 1012.3 1012.8 1009.7 1008.2 1007.6 1008.3 1012.7 1012.2 1011.5 1004.3 DAY 28 11 2 25 15 13 5 15 10 4 29 23 MEAN QFF PRESSURE IN HPA 1026.5 1021.9 1018.7 1017.5 1012.0 1007.1 1004.1 1007.9 1014.9 1021.2 1027.1 1026.6 1017.1 MAX. QFF PRESSURE IN HPA 1045.5 1031.2 1032.0 1029.3 1021.2 1012.2 1008.7 1018.5 1023.6 1034.6 1040.8 1040.2 1045.5 DAY 15 14 5 5 5 17 29 18 19 21 15 5 MIN. QFF PRESSURE IN HPA 1015.6 1003.6 1004.9 1009.2 1007.2 1001.9 999.4 999.9 1003.1 1010.8 1012.4 1011.7 999.4 DAY 4 11 19 28 18 25 5 12 10 4 29 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.7 904.6 904.2 905.1 902.6 899.9 898.4 900.4 904.9 907.3 909.9 908.4 904.5 MAX. QFE PRESSURE IN HPA 921.5 911.5 912.5 912.9 907.9 905.6 900.8 908.7 912.5 915.4 919.0 916.0 921.5 DAY 15 14 5 3 5 17 20 18 19 20 15 25 MIN. QFE PRESSURE IN HPA 900.0 892.6 893.7 898.1 898.0 896.2 894.8 894.7 895.0 898.5 897.8 897.4 892.6 DAY 28 11 2 25 8 24 5 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1022.7 1019.3 1018.9 1019.9 1017.1 1014.1 1012.5 1014.7 1019.6 1022.3 1025.2 1023.6 1019.2 MAX. QNH PRESSURE IN HPA 1037.9 1026.9 1028.0 1028.5 1023.0 1020.4 1015.1 1023.8 1028.0 1031.2 1035.2 1031.9 1037.9 DAY 15 14 5 3 5 17 20 18 19 20 15 25 MIN. QNH PRESSURE IN HPA 1014.3 1006.1 1007.3 1012.2 1012.0 1010.1 1008.5 1008.4 1008.7 1012.6 1011.8 1011.4 1006.1 DAY 28 11 2 25 8 24 5 15 10 4 29 23 MEAN QFF PRESSURE IN HPA 1026.9 1022.3 1019.3 1017.4 1012.1 1007.1 1004.4 1007.7 1014.6 1020.8 1027.0 1027.1 1017.2 MAX. QFF PRESSURE IN HPA 1046.1 1031.6 1033.1 1029.2 1021.4 1013.2 1007.5 1018.3 1023.4 1033.3 1041.7 1040.3 1046.1 DAY 15 14 5 3 5 17 15 18 19 21 15 5 MIN. QFF PRESSURE IN HPA 1017.3 1005.9 1005.6 1008.3 1006.7 1002.3 999.4 999.9 1002.4 1009.1 1012.4 1011.1 999.4 DAY 5 11 27 15 18 13 5 12 10 4 29 23 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.2 903.7 903.1 904.1 901.6 899.0 897.4 899.2 903.5 905.7 908.4 907.2 903.3 MAX. QFE PRESSURE IN HPA 919.2 910.9 911.5 912.2 907.0 904.3 899.8 906.3 910.8 914.3 917.7 914.7 919.2 DAY 15 24 31 2 4 17 20 18 18 20 14 5 MIN. QFE PRESSURE IN HPA 897.1 891.5 893.4 897.1 896.6 895.5 894.2 892.9 893.5 896.5 896.7 895.2 891.5 DAY 5 11 2 21 15 24 5 14 10 4 29 23 MEAN QNH PRESSURE IN HPA 1021.1 1018.3 1017.7 1018.7 1016.0 1013.1 1011.4 1013.3 1018.1 1020.6 1023.5 1022.2 1017.8 MAX. QNH PRESSURE IN HPA 1035.4 1026.3 1026.9 1027.7 1022.0 1019.0 1014.0 1021.2 1026.1 1030.0 1033.8 1030.4 1035.4 DAY 15 24 31 2 4 17 20 18 18 20 14 5 MIN. QNH PRESSURE IN HPA 1011.1 1004.9 1007.0 1011.1 1010.5 1009.3 1007.9 1006.4 1007.1 1010.4 1010.6 1009.0 1004.9 DAY 5 11 2 21 15 24 5 14 10 4 29 23 MEAN QFF PRESSURE IN HPA 1024.7 1020.8 1017.6 1016.1 1010.8 1006.0 1003.2 1006.2 1012.8 1018.5 1024.7 1025.1 1015.5 MAX. QFF PRESSURE IN HPA 1042.5 1029.8 1030.4 1028.5 1019.9 1011.6 1006.3 1015.3 1021.4 1031.5 1039.4 1037.7 1042.5 DAY 15 14 5 2 4 17 15 18 29 20 15 5 MIN. QFF PRESSURE IN HPA 1013.4 1004.2 1002.6 1006.4 1005.5 1001.1 999.0 997.5 1000.3 1005.8 1011.0 1007.7 997.5 DAY 5 11 27 21 15 13 10 14 10 4 29 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.6 902.6 901.7 902.9 900.3 897.9 896.3 898.1 902.0 904.6 907.6 906.3 902.1 MAX. QFE PRESSURE IN HPA 917.9 909.4 909.7 911.9 906.2 903.2 898.7 905.1 909.9 913.3 917.4 913.8 917.9 DAY 15 23 31 5 5 17 28 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 895.7 892.2 890.4 895.5 895.5 893.2 892.7 891.4 891.3 894.3 896.2 892.1 890.4 DAY 5 11 2 15 15 12 5 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1020.4 1017.1 1016.1 1017.4 1014.6 1011.9 1010.1 1012.2 1016.5 1019.3 1022.7 1021.2 1016.6 MAX. QNH PRESSURE IN HPA 1034.0 1024.6 1024.9 1027.4 1021.1 1017.8 1012.8 1019.9 1025.2 1028.9 1033.4 1029.5 1034.0 DAY 15 23 31 5 5 17 28 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 1009.5 1005.7 1003.7 1009.3 1009.3 1006.8 1006.2 1004.8 1004.7 1008.0 1010.1 1005.5 1003.7 DAY 5 11 2 15 15 12 5 15 10 4 29 23 MEAN QFF PRESSURE IN HPA 1023.9 1019.6 1016.1 1014.9 1009.6 1005.3 1002.4 1005.5 1011.6 1017.6 1024.0 1024.1 1014.6 MAX. QFF PRESSURE IN HPA 1041.3 1028.6 1028.0 1028.4 1019.1 1011.2 1005.1 1014.4 1020.2 1030.9 1037.9 1036.6 1041.3 DAY 15 14 5 2 5 17 15 18 29 20 15 4 MIN. QFF PRESSURE IN HPA 1011.0 1006.8 1000.3 1004.7 1004.7 1000.0 997.5 996.9 998.0 1003.8 1010.9 1004.0 996.9 DAY 5 11 2 15 15 12 5 15 10 4 29 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.4 903.3 902.3 903.3 901.1 898.2 896.4 898.4 902.6 905.3 908.3 907.1 902.7 MAX. QFE PRESSURE IN HPA 917.8 910.6 910.5 912.5 907.4 903.3 899.3 905.1 910.9 914.7 918.3 914.6 918.3 DAY 14 23 31 2 5 17 28 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 896.8 893.6 890.9 896.9 896.3 893.2 892.9 891.4 891.5 894.6 898.2 893.6 890.9 DAY 5 10 2 15 15 12 5 15 10 4 29 23 MEAN QNH PRESSURE IN HPA 1021.3 1017.8 1016.8 1017.9 1015.5 1012.2 1010.3 1012.5 1017.1 1020.1 1023.5 1022.0 1017.3 MAX. QNH PRESSURE IN HPA 1033.9 1025.9 1025.8 1028.0 1022.4 1017.9 1013.5 1019.9 1026.3 1030.4 1034.4 1030.3 1034.4 DAY 14 23 31 2 5 17 28 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 1010.7 1007.2 1004.2 1010.8 1010.2 1006.8 1006.4 1004.8 1004.9 1008.3 1012.3 1007.2 1004.2 DAY 5 10 2 15 15 12 5 15 10 4 29 23 MEAN QFF PRESSURE IN HPA 1026.1 1021.4 1017.6 1015.9 1010.6 1005.3 1002.3 1006.0 1013.0 1019.8 1026.4 1026.2 1015.9 MAX. QFF PRESSURE IN HPA 1042.0 1030.0 1029.5 1029.1 1020.8 1010.6 1005.2 1014.8 1022.5 1034.0 1038.9 1039.1 1042.0 DAY 15 14 4 5 5 17 28 18 18 20 14 4 MIN. QFF PRESSURE IN HPA 1013.0 1007.9 1002.5 1006.6 1005.5 999.6 997.4 997.1 998.7 1006.0 1014.1 1005.8 997.1 DAY 5 10 2 30 17 12 5 15 10 4 29 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.9 904.1 903.7 904.8 902.5 899.5 897.7 899.8 904.0 906.4 909.1 907.8 903.9 MAX. QFE PRESSURE IN HPA 919.5 911.6 912.1 913.2 908.0 904.0 901.3 906.6 912.1 916.0 918.4 915.5 919.5 DAY 14 23 30 2 4 17 28 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 897.9 893.7 892.6 898.7 897.8 894.7 895.0 893.8 894.1 896.7 898.6 896.5 892.6 DAY 5 10 2 15 1 12 5 15 9 4 29 23 MEAN QNH PRESSURE IN HPA 1021.8 1018.8 1018.3 1019.5 1017.0 1013.6 1011.7 1014.1 1018.7 1021.3 1024.3 1022.8 1018.5 MAX. QNH PRESSURE IN HPA 1035.7 1027.0 1027.6 1028.8 1023.1 1018.7 1015.7 1021.5 1027.6 1031.9 1034.5 1031.3 1035.7 DAY 14 23 30 2 4 17 28 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 1011.9 1007.3 1006.1 1012.8 1011.8 1008.4 1008.7 1007.4 1007.8 1010.6 1012.7 1010.4 1006.1 DAY 5 10 2 15 1 12 5 15 9 4 29 23 MEAN QFF PRESSURE IN HPA 1025.9 1021.7 1018.7 1016.9 1011.9 1006.6 1003.6 1007.1 1013.7 1019.8 1026.1 1026.4 1016.5 MAX. QFF PRESSURE IN HPA 1042.0 1029.6 1030.9 1029.5 1021.6 1011.9 1007.4 1016.6 1022.7 1034.0 1039.7 1038.9 1042.0 DAY 14 2 4 2 4 17 28 18 18 20 14 4 MIN. QFF PRESSURE IN HPA 1014.0 1007.4 1005.3 1007.3 1006.4 1000.7 999.8 997.9 1000.7 1006.9 1014.4 1009.3 997.9 DAY 5 10 2 30 1 12 4 12 10 9 28 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.6 903.8 903.6 904.4 902.3 899.3 897.4 899.7 903.8 906.3 908.7 907.4 903.6 MAX. QFE PRESSURE IN HPA 920.2 911.4 911.9 913.0 908.4 904.0 901.1 906.0 911.7 915.5 917.9 915.0 920.2 DAY 14 17 30 4 4 17 28 18 18 20 14 4 MIN. QFE PRESSURE IN HPA 898.2 892.7 892.6 898.4 897.4 894.5 893.8 893.8 893.6 896.3 897.7 896.0 892.6 DAY 5 10 2 30 15 12 4 13 9 4 29 23 MEAN QNH PRESSURE IN HPA 1021.6 1018.5 1018.3 1019.1 1016.8 1013.4 1011.4 1013.9 1018.5 1021.2 1023.8 1022.4 1018.2 MAX. QNH PRESSURE IN HPA 1036.5 1026.8 1027.4 1028.6 1023.5 1018.7 1015.5 1020.9 1027.1 1031.3 1034.0 1030.8 1036.5 DAY 14 17 30 4 4 17 28 18 18 20 14 4 MIN. QNH PRESSURE IN HPA 1012.3 1006.2 1006.1 1012.5 1011.4 1008.2 1007.4 1007.4 1007.2 1010.2 1011.7 1009.8 1006.1 DAY 5 10 2 30 15 12 4 13 9 4 29 23 MEAN QFF PRESSURE IN HPA 1025.2 1021.0 1018.2 1016.4 1011.5 1006.3 1003.1 1006.8 1013.3 1019.2 1025.2 1025.4 1016.0 MAX. QFF PRESSURE IN HPA 1042.2 1029.9 1030.5 1029.0 1021.6 1012.0 1007.3 1015.4 1022.0 1033.1 1039.6 1037.9 1042.2 DAY 14 2 4 4 4 17 28 18 18 20 14 4 MIN. QFF PRESSURE IN HPA 1014.5 1005.5 1005.4 1006.7 1006.2 1000.1 998.8 997.6 1001.2 1005.9 1012.8 1007.8 997.6 DAY 5 10 2 30 1 12 4 12 9 4 28 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1976 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.7 -0.3 4.0 12.9 19.5 24.1 26.4 24.8 20.3 12.3 3.7 1.3 12.7 MINIMUN AIR TEMPERATURE (C) -1.4 -4.0 -0.4 7.8 12.6 14.8 16.9 13.9 10.4 5.2 -3.7 -3.6 5.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 1 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 9 14 9 0 0 0 0 0 0 0 13 15 60 DAYS WITH FREEZING MIN.<= 0 23 23 18 2 0 0 0 0 0 3 22 29 120 TEMPERATURE RECORDS LOWEST(C) -6.0 -17.0 -7.0 -3.0 8.0 13.0 13.0 9.0 4.0 -2.0 -12.0 -11.0 -17.0 DAY 11 17 3 4 1 7 10 27 15 31 16 25 MAXIMUM AIR TEMPERATURE (C) 10.6 4.8 9.1 19.0 26.5 32.1 34.9 34.4 29.3 20.7 13.3 7.7 20.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 26 30 31 16 0 0 0 109 DAYS WITH MAXIMUM TEMP. <= 0 1 9 2 0 0 0 0 0 0 0 1 2 15 TEMPERATURE RECORDS HIGHEST(C) 17.0 16.0 19.0 27.0 32.0 36.0 39.0 37.0 36.0 29.0 23.0 17.0 39.0 DAY 19 8 21 14 21 3 13 1 4 13 5 15 DIF. BETWEEN (MAX.-MIN.) (C) 12.0 8.8 9.5 11.2 13.9 17.3 18.0 20.5 18.9 15.5 17.0 11.3 14.5 MEAN DAILY TEMP. (MDT) (C) 4.6 0.4 4.4 13.4 19.5 23.5 25.9 24.1 19.8 13.0 4.8 2.1 13.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 15.0 74.0 152.0 98.5 19.0 0.0 0.0 0.0 358.5 HEATING DEG. DAYS(BASE 18 0C) 415.5 511.0 422.5 146.5 17.5 0.0 0.0 0.0 17.5 159.5 396.5 493.5 2580.0 DEWPOINT (MEAN C) -1.0 -3.5 -0.1 7.5 10.9 8.2 8.9 5.3 3.6 3.5 -3.8 -2.4 3.1 MIXING RATIO (G/KG) 4.03 3.52 4.37 7.50 9.35 7.77 8.27 6.47 5.74 5.57 3.45 3.62 5.80 VAPOUR PRESSURE (HPA) 5.80 5.08 6.30 10.74 13.34 11.10 11.77 9.24 8.26 8.03 5.02 5.26 8.33 SATURATION DEF. (HPA) 2.60 1.41 2.31 5.07 10.29 20.42 24.77 24.49 17.44 7.70 4.02 1.91 10.20 RELATIVE HUMIDITY (MEAN %) 74 81 78 72 61 41 38 32 38 60 62 79 60 RELATIVE HUMIDITY (MAX. %) 91 94 94 92 84 66 61 55 62 82 82 93 80 RELATIVE HUMIDITY (MIN. %) 52 61 58 50 38 21 19 16 19 38 40 58 39 RELATIVE HUMIDITY (MEAN% 03UTC) 88 89 90 86 76 57 55 54 59 77 80 87 75 RELATIVE HUMIDITY (MEAN% 09UTC) 57 68 65 55 44 23 22 18 23 45 44 64 44 RELATIVE HUMIDITY (MEAN% 15UTC) 72 79 71 68 54 28 25 20 30 57 61 82 54 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 15.3 60.7 109.8 132.0 28.2 0.0 6.0 0.0 0.0 24.4 17.6 33.1 427.1 DAYS WITH PRECIPITATION >=10 0 2 4 4 0 0 0 0 0 1 1 1 13 DAYS WITH PRECIPITATION >= 5 1 4 8 9 3 0 1 0 0 1 2 2 31 DAYS WITH PRECIPITATION >= 1 4 11 13 15 5 0 1 0 0 4 2 7 62 DAYS WITH PRECIPITATION 9 20 17 16 10 2 1 0 0 9 3 9 96 GREATEST DAILY PRECIPITATION 9.0 17.0 25.0 30.0 8.2 0.0 6.0 0.0 0.0 18.0 11.0 16.0 30.0 DAY 25 11 26 2 24 ** 22 ** ** 30 30 31 DAY WITH THUNDER STORM 0 0 0 5 11 0 0 0 0 0 0 0 16 DAYS WITH SNOW OR SLEET 1 14 9 1 0 0 0 0 0 1 2 3 31 DAYS WITH DUST 0 0 1 2 1 5 6 3 2 4 0 1 25 WIND DIRECTION (PREVAILING) 180 180 180 135 135 90 90 90 135 135 180 360 135 PREVAILING WIND SPEED(KNOTS) 7.5 8.3 7.6 7.4 7.6 7.8 9.3 10.5 6.8 7.3 7.6 10.6 7.6 PREVAILING WIND PERCENT 6.0 10.8 20.6 11.7 19.8 15.8 16.1 14.1 15.8 9.7 7.1 4.4 10.4 CALMS PERCENT OF WIND 82.7 69.0 49.2 58.8 52.4 59.2 59.7 54.4 63.8 76.6 83.8 81.0 65.8 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 200 160 158 132 138 87 98 76 134 160 155 329 121 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.8 1.6 0.9 1.7 2.2 2.8 2.3 1.7 1.0 0.9 0.2 1.1 WIND STEADINESES (MEAN %) 25.0 29.6 41.0 28.1 45.9 64.7 80.0 59.0 65.4 55.6 75.0 11.8 40.7 WIND SPEED (MEAN KNOTS) 1.2 2.7 3.9 3.2 3.7 3.4 3.5 3.9 2.6 1.8 1.2 1.7 2.7 FASTEST WIND DIRECTION 310 150 350 240 350 50 60 100 170 150 150 30 240 FASTEST WIND SPEED (KNOTS) 16 18 20 30 20 20 18 18 15 16 16 20 30 DAY 15 11 22 12 7 18 15 4 10 4 10 18 DAYS WITH SKY CLEAR (0-2)/8 10 4 6 4 9 20 27 31 27 13 22 10 183 DAYS WITH P.CLOUDY (3-6)/8 13 11 8 12 21 10 3 0 3 12 6 10 109 DAYS WITH CLOUDY (7-8)/8 8 14 17 14 1 0 1 0 0 6 2 11 74 DAYS WITH VISIBILITY =< 2 KM 5 9 10 2 1 0 0 2 0 3 4 8 44 DURATION OF SUNSHINE HOURS 163.6 127.1 141.0 179.3 294.8 337.0 349.6 360.0 300.8 192.5 215.9 133.3 2794.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.1 904.7 903.9 902.7 901.8 900.5 896.9 899.0 903.3 905.4 910.5 908.1 903.3 MAX. QFE PRESSURE IN HPA 913.3 916.7 912.4 911.8 908.1 905.0 903.6 903.3 912.3 919.2 920.9 916.4 920.9 DAY-HOUR 1- 6 21- 6 27- 6 4- 6 2- 6 14-18 6-18 27- 6 11- 6 31-18 14- 6 16- 6 MIN. QFE PRESSURE IN HPA 894.4 890.9 893.1 896.8 893.3 895.3 892.5 895.1 897.4 896.3 899.3 896.3 890.9 DAY-HOUR 7- 0 11- 0 14- 0 17-18 21-15 10-15 3-15 10-15 23-12 17-12 28-12 11- 0 MEAN QNH PRESSURE IN HPA 1017.7 1019.4 1018.6 1017.2 1016.2 1014.9 1010.8 1013.1 1017.8 1020.2 1025.9 1023.2 1017.9 MAX. QNH PRESSURE IN HPA 1028.9 1032.7 1027.9 1027.3 1023.2 1019.8 1018.2 1017.9 1027.8 1035.4 1037.3 1032.3 1037.3 DAY-HOUR 1- 6 21- 6 27- 6 4- 6 2- 6 14-18 6-18 27- 6 11- 6 31-18 14- 6 16- 6 MIN. QNH PRESSURE IN HPA 1008.1 1004.2 1006.6 1010.7 1006.9 1009.1 1006.0 1008.9 1011.4 1010.2 1013.5 1010.2 1004.2 DAY-HOUR 7- 0 11- 0 14- 0 17-18 21-15 10-15 3-15 10-15 23-12 17-12 28-12 11- 0 MEAN QFF PRESSURE IN HPA 1019.8 1023.4 1020.6 1015.1 1011.3 1008.3 1003.2 1006.3 1012.9 1018.6 1028.2 1026.6 1016.2 MAX. QFF PRESSURE IN HPA 1032.8 1038.1 1033.5 1030.2 1020.1 1014.6 1013.2 1012.6 1023.6 1039.7 1043.5 1037.8 1043.5 DAY-HOUR 1- 6 21- 6 27- 6 4- 3 2- 3 14-18 22-21 27- 3 11- 6 31-18 14- 3 21-18 MIN. QFF PRESSURE IN HPA 1007.6 1003.5 1004.3 1006.3 1000.6 1002.2 997.0 1001.2 1005.5 1005.8 1012.5 1009.1 997.0 DAY-HOUR 7- 0 11- 0 22- 0 17-18 21-15 30-21 15-12 11-12 23-12 17- 9 28-12 11- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 903.0 904.2 903.5 902.3 901.7 900.4 896.7 899.0 903.1 905.1 910.5 908.1 903.1 MAX. QFE PRESSURE IN HPA 911.5 914.7 911.0 910.6 906.5 903.8 902.6 902.2 910.1 916.6 920.0 914.9 920.0 DAY 1 21 27 4 2 15 7 27 11 31 14 20 MIN. QFE PRESSURE IN HPA 894.4 890.9 893.1 897.5 895.9 896.0 892.5 895.1 898.8 898.5 900.0 896.3 890.9 DAY 7 11 14 6 21 11 4 31 1 17 29 11 MEAN QNH PRESSURE IN HPA 1017.5 1018.9 1018.1 1016.8 1016.1 1014.7 1010.6 1013.1 1017.7 1019.9 1025.8 1023.1 1017.7 MAX. QNH PRESSURE IN HPA 1026.9 1030.4 1026.4 1025.9 1021.4 1018.4 1017.1 1016.7 1025.4 1032.5 1036.3 1030.7 1036.3 DAY 1 21 27 4 2 15 7 27 11 31 14 20 MIN. QNH PRESSURE IN HPA 1008.1 1004.2 1006.6 1011.5 1009.7 1009.8 1006.0 1008.9 1012.9 1012.6 1014.3 1010.2 1004.2 DAY 7 11 14 6 21 11 4 31 1 17 29 11 MEAN QFF PRESSURE IN HPA 1019.1 1022.5 1020.0 1014.6 1011.3 1008.3 1003.0 1006.2 1012.5 1017.8 1027.5 1026.1 1015.7 MAX. QFF PRESSURE IN HPA 1030.7 1035.5 1032.4 1029.2 1018.5 1013.2 1011.7 1010.9 1020.7 1036.2 1040.7 1035.9 1040.7 DAY 1 21 27 4 2 15 23 27 13 31 14 22 MIN. QFF PRESSURE IN HPA 1007.6 1003.5 1004.3 1007.2 1003.4 1003.5 997.6 1002.2 1006.3 1008.2 1014.1 1009.1 997.6 DAY 7 11 22 18 21 11 16 11 1 17 29 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 903.2 904.8 903.9 903.0 902.5 901.3 897.7 899.7 904.0 905.7 910.9 908.2 903.7 MAX. QFE PRESSURE IN HPA 912.2 915.4 911.7 911.2 907.7 904.7 903.3 902.9 911.4 917.8 920.5 914.8 920.5 DAY 1 21 27 4 2 21 6 27 11 31 14 16 MIN. QFE PRESSURE IN HPA 894.8 891.9 894.0 899.1 896.4 896.7 894.1 895.3 900.0 898.5 900.2 896.5 891.9 DAY 7 11 2 9 28 11 4 31 5 17 29 11 MEAN QNH PRESSURE IN HPA 1017.8 1019.5 1018.6 1017.6 1017.0 1015.7 1011.7 1013.9 1018.7 1020.5 1026.3 1023.3 1018.4 MAX. QNH PRESSURE IN HPA 1027.7 1031.2 1027.1 1026.6 1022.7 1019.4 1017.9 1017.4 1026.8 1033.9 1036.8 1030.6 1036.8 DAY 1 21 27 4 2 21 6 27 11 31 14 16 MIN. QNH PRESSURE IN HPA 1008.5 1005.3 1007.6 1013.3 1010.3 1010.6 1007.8 1009.1 1014.3 1012.6 1014.5 1010.4 1005.3 DAY 7 11 2 9 28 11 4 31 5 17 29 11 MEAN QFF PRESSURE IN HPA 1020.7 1023.9 1021.0 1015.9 1012.5 1009.1 1004.1 1007.5 1014.5 1019.8 1030.0 1027.6 1017.2 MAX. QFF PRESSURE IN HPA 1032.0 1036.9 1033.4 1030.2 1020.1 1013.6 1011.9 1012.6 1022.4 1037.9 1043.5 1036.5 1043.5 DAY 1 20 27 4 2 15 23 27 11 31 14 22 MIN. QFF PRESSURE IN HPA 1009.7 1005.4 1005.1 1009.0 1004.0 1003.8 999.7 1003.6 1008.3 1009.1 1015.6 1010.5 999.7 DAY 7 11 22 18 21 3 16 11 5 17 29 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.5 905.8 905.0 903.6 902.7 901.4 897.8 899.9 904.5 906.4 911.7 909.3 904.4 MAX. QFE PRESSURE IN HPA 913.3 916.7 912.4 911.8 908.1 904.9 903.5 903.3 912.3 918.7 920.9 916.4 920.9 DAY 1 21 27 4 2 21 6 27 11 31 14 16 MIN. QFE PRESSURE IN HPA 897.6 893.5 894.5 899.3 896.3 897.2 893.9 897.1 900.8 898.9 901.4 897.5 893.5 DAY 13 11 22 22 28 3 4 31 4 17 29 11 MEAN QNH PRESSURE IN HPA 1019.2 1020.7 1019.7 1018.2 1017.3 1015.8 1011.8 1014.2 1019.2 1021.3 1027.2 1024.5 1019.1 MAX. QNH PRESSURE IN HPA 1028.9 1032.7 1027.9 1027.3 1023.2 1019.7 1018.1 1017.9 1027.8 1034.9 1037.3 1032.3 1037.3 DAY 1 21 27 4 2 21 6 27 11 31 14 16 MIN. QNH PRESSURE IN HPA 1011.6 1007.1 1008.2 1013.5 1010.2 1011.2 1007.5 1011.1 1015.1 1013.0 1015.8 1011.5 1007.1 DAY 13 11 22 22 28 3 4 31 4 17 29 11 MEAN QFF PRESSURE IN HPA 1021.5 1024.8 1022.0 1016.2 1012.4 1009.3 1004.4 1007.3 1014.1 1019.5 1029.4 1028.0 1017.4 MAX. QFF PRESSURE IN HPA 1032.8 1038.1 1033.5 1029.7 1020.0 1013.4 1012.0 1012.1 1023.6 1039.0 1042.2 1037.4 1042.2 DAY 1 21 27 3 2 21 6 27 11 31 14 22 MIN. QFF PRESSURE IN HPA 1014.0 1007.6 1006.2 1009.7 1004.3 1003.9 999.5 1004.2 1008.1 1008.0 1016.8 1010.3 999.5 DAY 13 11 22 18 21 3 4 10 4 17 28 11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.0 904.7 904.2 902.6 901.7 900.6 896.9 898.8 903.2 904.9 910.1 907.8 903.2 MAX. QFE PRESSURE IN HPA 911.8 916.1 911.9 911.2 907.0 904.1 902.7 901.9 910.5 918.2 919.6 915.5 919.6 DAY 1 21 27 4 1 27 22 14 11 31 14 16 MIN. QFE PRESSURE IN HPA 896.4 893.2 894.7 897.7 895.0 896.6 893.2 896.3 898.9 896.6 899.9 898.5 893.2 DAY 13 5 14 22 21 3 4 10 23 17 29 11 MEAN QNH PRESSURE IN HPA 1017.6 1019.5 1018.8 1017.1 1016.1 1014.9 1010.9 1012.9 1017.7 1019.6 1025.3 1022.9 1017.8 MAX. QNH PRESSURE IN HPA 1027.3 1032.0 1027.4 1026.6 1022.0 1018.8 1017.2 1016.3 1025.8 1034.3 1035.8 1031.3 1035.8 DAY 1 21 27 4 1 27 22 14 11 31 14 16 MIN. QNH PRESSURE IN HPA 1010.3 1006.8 1008.4 1011.7 1008.7 1010.5 1006.8 1010.2 1013.0 1010.5 1014.1 1012.6 1006.8 DAY 13 5 14 22 21 3 4 10 23 17 29 11 MEAN QFF PRESSURE IN HPA 1019.3 1023.2 1020.6 1014.8 1011.0 1008.1 1003.1 1005.7 1012.3 1017.4 1027.0 1025.8 1015.7 MAX. QFF PRESSURE IN HPA 1031.7 1037.7 1032.5 1029.3 1018.9 1012.2 1011.0 1011.0 1021.2 1038.3 1040.0 1035.3 1040.0 DAY 1 21 27 3 1 14 22 27 11 31 14 22 MIN. QFF PRESSURE IN HPA 1012.0 1007.2 1006.3 1007.8 1001.6 1002.8 998.3 1001.8 1006.4 1005.8 1013.6 1011.9 998.3 DAY 13 11 22 18 21 3 16 10 4 17 28 11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 902.1 903.7 902.9 901.5 900.4 899.5 895.9 897.7 901.8 904.2 909.3 907.2 902.2 MAX. QFE PRESSURE IN HPA 910.9 915.1 910.2 910.5 905.7 902.7 902.0 901.1 908.8 918.1 918.7 914.5 918.7 DAY 1 21 27 3 2 27 6 14 11 31 14 16 MIN. QFE PRESSURE IN HPA 896.1 892.3 893.4 897.0 893.5 895.7 892.5 895.2 897.4 896.3 899.3 898.7 892.3 DAY 12 5 14 22 21 3 4 10 23 17 28 11 MEAN QNH PRESSURE IN HPA 1016.6 1018.3 1017.4 1015.9 1014.7 1013.7 1009.8 1011.7 1016.2 1018.8 1024.5 1022.2 1016.6 MAX. QNH PRESSURE IN HPA 1026.3 1030.9 1025.5 1025.8 1020.5 1017.2 1016.5 1015.5 1023.9 1034.2 1034.9 1030.2 1034.9 DAY 1 21 27 3 2 27 6 14 11 31 14 16 MIN. QNH PRESSURE IN HPA 1010.0 1005.8 1007.0 1010.9 1007.1 1009.5 1006.0 1009.0 1011.4 1010.2 1013.5 1012.8 1005.8 DAY 12 5 14 22 21 3 4 10 23 17 28 11 MEAN QFF PRESSURE IN HPA 1018.0 1021.9 1019.1 1013.6 1009.8 1007.3 1002.3 1004.9 1011.1 1016.8 1026.2 1025.0 1014.7 MAX. QFF PRESSURE IN HPA 1030.7 1036.0 1030.5 1028.2 1017.6 1011.5 1010.4 1009.3 1019.0 1038.0 1039.1 1034.8 1039.1 DAY 1 21 27 3 2 20 22 26 13 31 14 21 MIN. QFF PRESSURE IN HPA 1011.1 1006.8 1005.9 1007.0 1001.4 1002.5 997.0 1001.2 1005.5 1005.9 1012.5 1012.4 997.0 DAY 12 11 22 22 21 3 15 11 23 17 28 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 902.8 904.4 903.5 902.1 900.8 899.8 896.0 898.1 902.4 905.1 910.2 907.9 902.8 MAX. QFE PRESSURE IN HPA 911.5 915.5 911.4 910.7 906.1 903.2 902.4 901.2 908.8 919.0 919.4 915.5 919.4 DAY 1 21 26 3 2 20 6 26 11 31 14 16 MIN. QFE PRESSURE IN HPA 896.8 892.3 894.6 897.0 893.3 895.3 892.5 895.1 898.3 896.9 899.6 899.1 892.3 DAY 12 5 14 17 21 10 3 10 23 17 28 10 MEAN QNH PRESSURE IN HPA 1017.4 1019.1 1018.1 1016.6 1015.2 1014.0 1009.8 1012.1 1016.9 1019.9 1025.5 1023.0 1017.3 MAX. QNH PRESSURE IN HPA 1026.9 1031.3 1026.8 1026.0 1021.0 1017.8 1016.9 1015.6 1023.9 1035.2 1035.6 1031.3 1035.6 DAY 1 21 26 3 2 20 6 26 11 31 14 16 MIN. QNH PRESSURE IN HPA 1010.7 1005.8 1008.3 1010.9 1006.9 1009.1 1006.0 1008.9 1012.4 1010.8 1013.8 1013.3 1005.8 DAY 12 5 14 17 21 10 3 10 23 17 28 10 MEAN QFF PRESSURE IN HPA 1020.2 1023.5 1020.3 1014.9 1010.5 1007.5 1002.4 1005.9 1012.8 1019.2 1029.1 1027.2 1016.1 MAX. QFF PRESSURE IN HPA 1031.6 1036.9 1032.3 1028.7 1018.4 1012.4 1010.6 1010.7 1020.0 1039.6 1042.2 1036.4 1042.2 DAY 1 21 26 4 2 14 6 26 13 31 14 21 MIN. QFF PRESSURE IN HPA 1013.5 1007.6 1008.0 1006.7 1000.6 1002.2 998.1 1002.2 1007.7 1007.4 1014.3 1014.2 998.1 DAY 12 5 14 17 21 10 19 10 4 17 28 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 903.5 905.2 904.5 903.4 902.3 901.0 897.2 899.5 903.7 906.2 911.0 908.4 903.8 MAX. QFE PRESSURE IN HPA 911.7 915.8 911.8 911.7 907.3 905.0 903.6 902.6 910.1 919.2 920.2 915.7 920.2 DAY 9 21 26 3 1 14 6 14 10 31 14 21 MIN. QFE PRESSURE IN HPA 896.9 894.0 894.3 896.8 895.5 896.7 892.9 895.8 899.3 898.7 901.1 898.9 892.9 DAY 12 5 13 17 21 10 3 30 27 17 28 10 MEAN QNH PRESSURE IN HPA 1018.1 1020.0 1019.2 1018.0 1016.8 1015.4 1011.1 1013.7 1018.3 1021.1 1026.4 1023.6 1018.5 MAX. QNH PRESSURE IN HPA 1027.1 1031.7 1027.3 1027.1 1022.3 1019.8 1018.2 1017.1 1025.4 1035.4 1036.5 1031.6 1036.5 DAY 9 21 26 3 1 14 6 14 10 31 14 21 MIN. QNH PRESSURE IN HPA 1010.8 1007.6 1008.0 1010.7 1009.3 1010.6 1006.4 1009.6 1013.5 1012.8 1015.5 1013.0 1006.4 DAY 12 5 13 17 21 10 3 30 27 17 28 10 MEAN QFF PRESSURE IN HPA 1020.4 1024.2 1021.4 1015.9 1011.9 1008.8 1003.6 1006.9 1013.2 1019.4 1028.7 1027.0 1016.8 MAX. QFF PRESSURE IN HPA 1031.0 1037.5 1032.7 1029.5 1019.1 1014.6 1011.8 1011.0 1020.6 1039.7 1041.7 1037.8 1041.7 DAY 1 21 26 3 2 14 6 27 12 31 14 21 MIN. QFF PRESSURE IN HPA 1012.4 1007.7 1008.8 1006.3 1002.5 1003.4 998.8 1002.8 1007.5 1008.4 1015.7 1014.1 998.8 DAY 19 5 21 17 21 30 15 10 4 16 28 10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 903.0 904.8 904.1 903.2 902.1 900.6 896.9 899.2 903.6 906.0 910.7 908.2 903.5 MAX. QFE PRESSURE IN HPA 911.3 914.8 911.5 911.4 906.8 904.4 903.3 902.2 910.1 918.4 920.0 915.2 920.0 DAY 9 19 26 3 1 14 6 14 10 31 13 21 MIN. QFE PRESSURE IN HPA 895.9 892.1 894.3 898.7 895.9 896.2 892.7 895.3 899.8 898.4 901.4 897.7 892.1 DAY 6 10 13 5 21 30 3 30 4 17 28 10 MEAN QNH PRESSURE IN HPA 1017.6 1019.6 1018.8 1017.8 1016.6 1014.9 1010.8 1013.3 1018.2 1020.8 1026.1 1023.2 1018.1 MAX. QNH PRESSURE IN HPA 1026.7 1030.6 1026.9 1026.8 1021.7 1019.1 1017.9 1016.7 1025.4 1034.5 1036.3 1031.0 1036.3 DAY 9 19 26 3 1 14 6 14 10 31 13 21 MIN. QNH PRESSURE IN HPA 1009.7 1005.5 1008.0 1012.8 1009.7 1010.1 1006.2 1009.1 1014.0 1012.5 1015.8 1011.7 1005.5 DAY 6 10 13 5 21 30 3 30 4 17 28 10 MEAN QFF PRESSURE IN HPA 1019.3 1023.4 1020.5 1015.5 1011.4 1008.0 1003.1 1006.1 1012.8 1018.8 1027.8 1026.2 1016.1 MAX. QFF PRESSURE IN HPA 1030.1 1036.7 1032.8 1030.0 1018.7 1014.2 1013.2 1010.9 1020.6 1038.6 1040.6 1037.1 1040.6 DAY 1 19 26 3 1 14 22 26 12 31 13 21 MIN. QFF PRESSURE IN HPA 1009.7 1004.4 1006.5 1008.8 1002.4 1002.2 997.7 1001.9 1006.4 1007.9 1015.4 1011.4 997.7 DAY 6 10 21 17 21 30 15 30 4 17 27 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1977 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -6.3 2.8 12.2 16.0 19.7 26.2 26.5 24.3 19.9 12.7 8.3 3.1 13.8 MINIMUN AIR TEMPERATURE (C) -10.8 -4.0 4.7 9.2 11.7 16.5 16.5 14.9 9.3 5.6 3.3 -1.3 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 3 1 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 27 10 0 0 0 0 0 0 0 2 0 9 48 DAYS WITH FREEZING MIN.<= 0 30 25 4 0 0 0 0 0 0 4 7 21 91 TEMPERATURE RECORDS LOWEST(C) -22.0 -16.0 -2.0 2.0 6.0 12.0 11.0 9.0 5.0 -7.0 -2.0 -10.0 -22.0 DAY 23 2 1 6 2 1 2 31 8 24 29 26 MAXIMUM AIR TEMPERATURE (C) -0.5 10.9 20.4 23.1 27.6 35.3 35.0 33.2 29.7 20.7 15.2 9.1 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 3 7 30 31 27 17 2 0 0 118 DAYS WITH MAXIMUM TEMP. <= 0 21 0 0 0 0 0 0 0 0 1 0 1 23 TEMPERATURE RECORDS HIGHEST(C) 5.0 18.0 30.0 33.0 32.0 41.0 38.0 40.0 36.0 31.0 19.0 19.0 41.0 DAY 20 20 20 15 21 22 8 17 26 5 1 5 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 14.9 15.7 13.9 15.9 18.8 18.5 18.3 20.4 15.1 11.9 10.4 15.4 MEAN DAILY TEMP. (MDT) (C) -5.6 3.5 12.6 16.2 19.7 25.9 25.8 24.1 19.5 13.1 9.3 3.9 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 4.5 9.5 148.0 147.5 101.0 6.0 2.0 0.0 0.0 418.5 HEATING DEG. DAYS(BASE 18 0C) 733.0 407.0 168.0 75.5 7.0 0.0 0.0 1.0 8.0 162.5 262.0 436.5 2260.5 DEWPOINT (MEAN C) -9.1 -2.7 2.0 4.9 7.0 8.5 6.5 6.6 3.1 3.8 4.0 -0.6 2.8 MIXING RATIO (G/KG) 2.31 3.60 5.05 6.24 7.26 8.05 7.02 7.03 5.50 5.74 5.71 4.20 5.64 VAPOUR PRESSURE (HPA) 3.35 5.22 7.30 8.94 10.40 11.46 10.00 10.05 7.93 8.28 8.25 6.08 8.10 SATURATION DEF. (HPA) 0.80 3.01 8.04 10.38 13.69 24.83 26.57 22.36 17.29 8.25 3.12 2.02 11.70 RELATIVE HUMIDITY (MEAN %) 81 71 56 53 48 38 32 36 37 61 78 80 56 RELATIVE HUMIDITY (MAX. %) 91 92 84 79 75 63 53 58 62 81 96 94 77 RELATIVE HUMIDITY (MIN. %) 67 44 29 30 26 17 16 19 18 42 52 55 35 RELATIVE HUMIDITY (MEAN% 03UTC) 87 88 80 72 68 56 51 55 60 78 94 92 73 RELATIVE HUMIDITY (MEAN% 09UTC) 71 51 35 36 31 20 18 22 22 47 57 62 39 RELATIVE HUMIDITY (MEAN% 15UTC) 82 64 44 43 37 26 20 25 27 58 76 79 48 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 60.2 10.2 5.0 26.6 16.5 9.6 0.0 0.0 0.0 49.2 14.0 24.1 215.4 DAYS WITH PRECIPITATION >=10 2 1 0 1 0 0 0 0 0 1 0 1 6 DAYS WITH PRECIPITATION >= 5 5 1 0 1 1 0 0 0 0 3 1 2 14 DAYS WITH PRECIPITATION >= 1 10 1 2 4 5 4 0 0 0 6 4 4 40 DAYS WITH PRECIPITATION 15 2 6 10 12 5 0 0 0 8 7 12 77 GREATEST DAILY PRECIPITATION 18.0 10.0 3.0 21.0 7.0 3.0 0.0 0.0 0.0 29.0 7.0 13.0 29.0 DAY 21 25 28 21 19 2 ** ** ** 23 14 8 DAY WITH THUNDER STORM 0 0 1 1 1 3 0 0 0 0 0 0 6 DAYS WITH SNOW OR SLEET 14 0 0 0 0 0 0 0 0 1 0 3 18 DAYS WITH DUST 1 1 1 2 2 3 1 8 4 4 0 1 28 WIND DIRECTION (PREVAILING) 315 315 135 135 135 135 90 90 90 135 180 135 135 PREVAILING WIND SPEED(KNOTS) 9.9 12.5 8.3 8.2 8.7 8.5 10.6 11.0 8.0 8.5 5.6 7.8 8.3 PREVAILING WIND PERCENT 4.0 5.4 15.3 10.8 10.5 13.8 23.8 16.1 9.2 9.7 3.3 6.0 8.1 CALMS PERCENT OF WIND 89.5 86.5 62.9 63.8 69.0 61.3 58.9 62.9 74.2 75.0 89.2 85.1 73.1 NO. OF WIND OBSERVATION 248 222 248 240 248 240 248 248 240 248 240 248 2918 VECTOR WIND DIRECTION (MEAN) 331 334 150 139 110 96 86 98 109 149 116 119 108 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.6 2.0 1.5 1.5 2.4 3.7 2.6 1.6 0.9 0.1 0.3 1.2 WIND STEADINESES (MEAN %) 33.3 46.2 66.7 55.6 57.7 66.7 88.1 76.5 76.2 45.0 16.7 25.0 52.2 WIND SPEED (MEAN KNOTS) 0.9 1.3 3.0 2.7 2.6 3.6 4.2 3.4 2.1 2.0 0.6 1.2 2.3 FASTEST WIND DIRECTION 360 310 240 130 120 290 50 110 130 330 130 330 310 FASTEST WIND SPEED (KNOTS) 20 24 15 16 17 18 18 22 20 18 10 20 24 DAY 9 25 4 16 22 1 17 19 30 6 1 24 DAYS WITH SKY CLEAR (0-2)/8 8 19 7 7 9 26 30 29 29 13 9 10 196 DAYS WITH P.CLOUDY (3-6)/8 5 6 16 9 19 4 1 2 1 10 12 8 93 DAYS WITH CLOUDY (7-8)/8 18 3 8 14 3 0 0 0 0 8 9 13 76 DAYS WITH VISIBILITY =< 2 KM 16 3 1 0 0 0 0 0 1 5 9 8 43 DURATION OF SUNSHINE HOURS 88.0 201.8 211.1 186.6 259.1 347.1 ****** ****** 306.5 104.0 155.1 124.3 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.7 907.4 906.6 901.1 902.2 898.0 896.9 899.8 904.8 906.9 906.5 906.5 903.6 MAX. QFE PRESSURE IN HPA 917.4 915.5 920.0 911.3 907.6 903.3 901.9 906.2 914.8 917.7 915.0 920.0 920.0 DAY-HOUR 5-15 18- 6 10- 6 1- 6 28-18 5-18 13- 6 20- 6 30-21 23-18 27- 6 13- 6 MIN. QFE PRESSURE IN HPA 898.0 894.1 896.1 892.0 895.1 891.2 891.7 889.8 899.8 896.0 895.8 896.3 889.8 DAY-HOUR 8- 0 7-12 27-12 25- 0 25-12 22-12 2-12 17-15 12-12 5-12 18- 9 22-12 MEAN QNH PRESSURE IN HPA 1021.6 1022.4 1021.5 1015.4 1016.7 1012.1 1010.8 1014.1 1019.5 1021.9 1021.5 1021.4 1018.2 MAX. QNH PRESSURE IN HPA 1033.4 1031.3 1036.3 1026.7 1022.6 1017.9 1016.3 1021.1 1030.6 1033.8 1030.8 1036.3 1036.3 DAY-HOUR 5-15 18- 6 10- 6 1- 6 28-18 5-18 13- 6 20- 6 30-21 23-18 27- 6 13- 6 MIN. QNH PRESSURE IN HPA 1012.0 1007.8 1010.0 1005.4 1008.9 1004.6 1005.1 1003.0 1014.0 1009.8 1009.6 1010.2 1003.0 DAY-HOUR 8- 0 7-12 27-12 25- 0 25-12 22-12 2-12 17-15 12-12 5-12 18- 9 22-12 MEAN QFF PRESSURE IN HPA 1028.5 1025.1 1020.0 1012.2 1011.9 1004.6 1003.3 1007.4 1014.7 1020.1 1021.5 1023.8 1016.1 MAX. QFF PRESSURE IN HPA 1040.7 1034.7 1037.4 1025.2 1018.3 1011.6 1008.3 1015.8 1027.6 1039.2 1031.1 1041.5 1041.5 DAY-HOUR 6- 6 3- 3 10- 6 1- 6 2- 6 6- 3 13- 6 20- 6 30-21 23-18 27- 6 13- 6 MIN. QFF PRESSURE IN HPA 1015.3 1008.0 1006.3 999.8 1002.6 995.3 997.1 994.9 1008.8 1004.8 1008.1 1011.9 994.9 DAY-HOUR 29- 0 25- 0 27-12 25-12 25-12 22-12 10-12 17-12 12-12 5-12 18- 9 22-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.2 907.2 906.4 900.9 902.1 898.1 896.7 899.7 904.6 906.9 906.5 906.3 903.4 MAX. QFE PRESSURE IN HPA 916.7 913.8 919.6 908.9 907.0 902.1 900.0 904.1 908.7 915.2 913.2 918.3 919.6 DAY 6 18 10 1 29 6 13 20 29 24 27 13 MIN. QFE PRESSURE IN HPA 898.0 896.0 898.5 892.0 896.7 892.6 892.0 892.0 900.7 899.0 897.1 899.1 892.0 DAY 8 25 5 25 26 22 2 18 16 5 18 24 MEAN QNH PRESSURE IN HPA 1021.1 1022.2 1021.3 1015.2 1016.5 1012.2 1010.6 1013.9 1019.3 1021.8 1021.4 1021.1 1018.0 MAX. QNH PRESSURE IN HPA 1032.7 1029.5 1035.8 1024.1 1022.0 1016.6 1014.3 1018.8 1023.8 1031.0 1028.8 1034.4 1035.8 DAY 6 18 10 1 29 6 13 20 29 24 27 13 MIN. QNH PRESSURE IN HPA 1012.0 1009.8 1012.6 1005.4 1010.6 1006.1 1005.4 1005.4 1015.0 1013.1 1011.1 1013.3 1005.4 DAY 8 25 5 25 26 22 2 18 16 5 18 24 MEAN QFF PRESSURE IN HPA 1027.6 1024.4 1019.4 1011.9 1011.7 1004.8 1003.2 1007.2 1014.4 1019.8 1021.0 1023.1 1015.7 MAX. QFF PRESSURE IN HPA 1039.8 1030.7 1036.2 1022.3 1017.7 1009.8 1006.5 1012.5 1017.8 1036.3 1028.6 1037.9 1039.8 DAY 6 3 10 2 30 1 20 31 29 24 27 13 MIN. QFF PRESSURE IN HPA 1015.3 1008.0 1008.3 1000.1 1005.3 996.7 998.0 995.9 1010.2 1008.7 1010.2 1014.7 995.9 DAY 29 25 5 25 26 22 3 18 12 5 18 23 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.5 907.6 907.1 901.7 902.9 899.0 897.6 900.6 905.5 907.5 906.9 906.7 904.1 MAX. QFE PRESSURE IN HPA 916.7 914.8 919.9 909.6 907.5 903.0 901.6 905.4 910.2 915.6 913.6 918.9 919.9 DAY 6 18 10 1 29 6 13 20 30 24 8 13 MIN. QFE PRESSURE IN HPA 898.0 896.2 901.0 892.2 897.5 893.0 893.2 893.3 901.7 899.4 896.7 898.9 892.2 DAY 8 25 4 25 26 22 28 17 12 5 18 10 MEAN QNH PRESSURE IN HPA 1021.4 1022.7 1022.1 1016.2 1017.5 1013.1 1011.6 1014.9 1020.3 1022.5 1021.9 1021.6 1018.8 MAX. QNH PRESSURE IN HPA 1032.7 1030.6 1036.2 1024.8 1022.5 1017.6 1016.0 1020.2 1025.5 1031.4 1029.2 1035.1 1036.2 DAY 6 18 10 1 29 6 13 20 30 24 8 13 MIN. QNH PRESSURE IN HPA 1012.0 1010.1 1015.4 1005.7 1011.5 1006.5 1006.8 1006.9 1016.1 1013.6 1010.6 1013.0 1005.7 DAY 8 25 4 25 26 22 28 17 12 5 18 10 MEAN QFF PRESSURE IN HPA 1029.1 1026.4 1021.5 1013.4 1012.9 1005.7 1004.1 1008.6 1016.5 1021.6 1022.9 1024.7 1017.3 MAX. QFF PRESSURE IN HPA 1040.3 1034.7 1037.2 1023.4 1018.1 1011.6 1007.8 1014.8 1020.9 1037.9 1030.0 1039.3 1040.3 DAY 6 3 10 2 2 6 13 31 30 24 27 13 MIN. QFF PRESSURE IN HPA 1016.2 1009.4 1012.4 1000.6 1006.0 997.4 999.5 998.9 1011.8 1010.9 1010.6 1016.2 997.4 DAY 29 25 5 25 25 22 28 18 12 5 18 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.6 908.5 907.9 902.3 903.3 899.0 897.9 901.0 906.0 908.1 907.8 907.7 904.8 MAX. QFE PRESSURE IN HPA 917.2 915.5 920.0 911.3 907.4 903.2 901.9 906.2 912.7 916.6 915.0 920.0 920.0 DAY 5 18 10 1 29 6 13 20 30 24 27 13 MIN. QFE PRESSURE IN HPA 899.5 897.3 902.1 893.1 897.8 892.7 893.6 893.2 901.8 899.5 897.1 899.7 892.7 DAY 29 7 4 25 25 22 2 17 12 5 18 10 MEAN QNH PRESSURE IN HPA 1022.6 1023.6 1023.0 1016.8 1017.9 1013.2 1011.9 1015.3 1020.8 1023.2 1022.8 1022.7 1019.5 MAX. QNH PRESSURE IN HPA 1033.2 1031.3 1036.3 1026.7 1022.4 1017.8 1016.3 1021.1 1028.2 1032.5 1030.8 1036.3 1036.3 DAY 5 18 10 1 29 6 13 20 30 24 27 13 MIN. QNH PRESSURE IN HPA 1013.7 1011.3 1016.6 1006.6 1011.8 1006.2 1007.2 1006.8 1016.2 1013.7 1011.1 1013.9 1006.2 DAY 29 7 4 25 25 22 2 17 12 5 18 10 MEAN QFF PRESSURE IN HPA 1029.5 1026.4 1021.6 1013.4 1013.0 1005.8 1004.4 1008.6 1015.7 1021.2 1023.0 1025.2 1017.3 MAX. QFF PRESSURE IN HPA 1040.7 1033.2 1037.4 1025.2 1018.3 1011.6 1008.3 1015.8 1023.4 1037.2 1031.1 1041.5 1041.5 DAY 6 3 10 1 2 6 13 20 30 24 27 13 MIN. QFF PRESSURE IN HPA 1016.9 1012.1 1012.8 1000.8 1006.1 997.3 1000.1 999.0 1010.6 1009.2 1011.1 1016.0 997.3 DAY 29 25 4 25 25 22 2 17 12 5 18 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.5 907.5 906.5 901.1 902.2 898.0 896.9 899.7 904.8 906.7 906.0 906.0 903.5 MAX. QFE PRESSURE IN HPA 916.1 914.0 917.0 910.6 906.4 901.8 900.8 904.5 912.5 915.4 913.4 917.8 917.8 DAY 5 18 10 1 1 4 13 20 30 23 27 13 MIN. QFE PRESSURE IN HPA 899.3 895.6 898.9 893.1 896.0 891.9 892.9 891.7 901.0 897.4 895.8 897.6 891.7 DAY 9 7 27 25 25 22 2 17 12 5 18 10 MEAN QNH PRESSURE IN HPA 1021.5 1022.5 1021.5 1015.4 1016.7 1012.1 1010.8 1014.0 1019.5 1021.6 1020.9 1020.9 1018.1 MAX. QNH PRESSURE IN HPA 1032.0 1029.7 1033.0 1025.9 1021.3 1016.2 1015.1 1019.2 1028.0 1031.2 1029.0 1033.9 1033.9 DAY 5 18 10 1 1 4 13 20 30 23 27 13 MIN. QNH PRESSURE IN HPA 1013.5 1009.4 1013.0 1006.6 1009.8 1005.3 1006.4 1005.1 1015.4 1011.4 1009.6 1011.6 1005.1 DAY 9 7 27 25 25 22 2 17 12 5 18 10 MEAN QFF PRESSURE IN HPA 1027.9 1024.6 1019.6 1011.8 1011.6 1004.5 1003.1 1007.0 1014.1 1019.3 1020.4 1022.9 1015.6 MAX. QFF PRESSURE IN HPA 1038.2 1032.1 1033.9 1024.2 1017.9 1009.8 1006.7 1013.5 1023.2 1035.0 1028.9 1039.6 1039.6 DAY 6 3 10 1 1 4 13 31 30 23 27 13 MIN. QFF PRESSURE IN HPA 1017.2 1010.5 1008.5 999.9 1003.0 995.9 998.5 996.3 1009.4 1006.5 1008.1 1013.1 995.9 DAY 29 7 4 25 25 22 10 17 12 5 18 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.3 906.5 905.0 899.8 900.9 896.8 895.8 898.4 903.4 905.7 905.4 905.4 902.4 MAX. QFE PRESSURE IN HPA 916.9 912.3 915.7 909.0 906.0 900.7 899.5 903.3 911.5 916.3 912.5 916.7 916.9 DAY 5 16 9 1 29 9 13 23 30 23 27 13 MIN. QFE PRESSURE IN HPA 898.8 894.1 896.1 892.4 895.1 891.2 891.7 890.0 899.8 896.0 897.2 896.3 890.0 DAY 20 7 27 25 25 22 2 17 12 5 18 22 MEAN QNH PRESSURE IN HPA 1021.1 1021.4 1019.8 1014.0 1015.2 1010.7 1009.7 1012.5 1018.0 1020.5 1020.2 1020.2 1016.9 MAX. QNH PRESSURE IN HPA 1032.9 1027.8 1031.6 1024.2 1020.9 1015.0 1013.7 1017.9 1026.9 1032.2 1028.0 1032.7 1032.9 DAY 5 16 9 1 29 9 13 23 30 23 27 13 MIN. QNH PRESSURE IN HPA 1012.9 1007.8 1010.0 1005.9 1008.9 1004.6 1005.1 1003.2 1014.0 1009.8 1011.2 1010.2 1003.2 DAY 20 7 27 25 25 22 2 17 12 5 18 22 MEAN QFF PRESSURE IN HPA 1027.7 1023.5 1017.9 1010.6 1010.4 1003.4 1002.3 1005.9 1013.2 1018.5 1019.8 1022.1 1014.6 MAX. QFF PRESSURE IN HPA 1039.1 1030.3 1031.8 1022.5 1017.5 1008.3 1006.1 1012.2 1023.2 1036.8 1028.0 1038.6 1039.1 DAY 5 3 9 1 29 4 21 31 30 23 27 13 MIN. QFF PRESSURE IN HPA 1017.4 1009.3 1006.3 999.8 1002.6 995.3 997.1 994.9 1008.8 1004.8 1009.7 1011.9 994.9 DAY 20 7 27 25 25 22 10 17 12 5 18 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.9 906.9 905.7 900.2 901.2 897.1 896.0 898.8 903.9 906.3 906.4 906.4 903.0 MAX. QFE PRESSURE IN HPA 917.4 912.8 916.7 909.1 905.7 902.0 900.0 903.7 913.0 917.2 912.8 917.0 917.4 DAY 5 16 9 1 29 5 21 23 30 23 27 13 MIN. QFE PRESSURE IN HPA 899.2 894.5 897.4 892.2 897.3 892.0 891.7 889.8 900.3 896.7 898.3 896.8 889.8 DAY 7 7 27 7 25 22 2 17 15 5 17 22 MEAN QNH PRESSURE IN HPA 1021.9 1021.9 1020.5 1014.5 1015.6 1011.0 1009.9 1013.0 1018.5 1021.2 1021.3 1021.3 1017.5 MAX. QNH PRESSURE IN HPA 1033.4 1028.4 1032.7 1024.3 1020.5 1016.5 1014.3 1018.3 1028.6 1033.2 1028.4 1033.0 1033.4 DAY 5 16 9 1 29 5 21 23 30 23 27 13 MIN. QNH PRESSURE IN HPA 1013.4 1008.2 1011.4 1005.7 1011.3 1005.4 1005.1 1003.0 1014.6 1010.6 1012.4 1010.7 1003.0 DAY 7 7 27 7 25 22 2 17 15 5 17 22 MEAN QFF PRESSURE IN HPA 1029.6 1025.4 1019.8 1011.7 1011.1 1003.6 1002.6 1006.7 1014.7 1020.4 1022.2 1024.4 1016.0 MAX. QFF PRESSURE IN HPA 1040.1 1032.4 1033.5 1023.2 1016.2 1010.3 1006.8 1013.8 1026.2 1038.5 1029.7 1039.1 1040.1 DAY 5 2 9 1 1 5 21 31 30 23 27 13 MIN. QFF PRESSURE IN HPA 1018.4 1010.0 1009.1 1001.6 1006.3 996.9 997.8 995.0 1010.6 1007.2 1013.4 1012.9 995.0 DAY 7 7 27 25 25 22 10 17 12 5 17 22 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.2 907.8 907.2 901.5 902.9 898.3 897.3 900.4 905.3 907.3 907.0 906.9 904.1 MAX. QFE PRESSURE IN HPA 917.4 914.5 919.3 910.2 907.6 903.3 900.8 905.4 914.3 917.7 913.1 916.5 919.3 DAY 5 17 9 1 28 5 13 23 30 23 26 13 MIN. QFE PRESSURE IN HPA 899.4 895.7 898.5 893.1 899.3 892.0 893.3 892.1 901.1 898.9 898.3 898.6 892.0 DAY 7 7 4 7 25 22 2 17 15 5 17 22 MEAN QNH PRESSURE IN HPA 1022.1 1022.9 1022.1 1015.9 1017.5 1012.4 1011.2 1014.7 1020.1 1022.3 1021.9 1021.8 1018.7 MAX. QNH PRESSURE IN HPA 1033.4 1030.2 1035.5 1025.5 1022.6 1017.9 1015.1 1020.2 1030.0 1033.8 1028.7 1032.4 1035.5 DAY 5 17 9 1 28 5 13 23 30 23 26 13 MIN. QNH PRESSURE IN HPA 1013.6 1009.5 1012.6 1006.6 1013.5 1005.4 1006.9 1005.5 1015.5 1013.0 1012.4 1012.7 1005.4 DAY 7 7 4 7 25 22 2 17 15 5 17 22 MEAN QFF PRESSURE IN HPA 1029.1 1025.6 1020.6 1012.5 1012.6 1005.0 1003.7 1008.0 1015.0 1020.4 1022.1 1024.3 1016.6 MAX. QFF PRESSURE IN HPA 1040.4 1032.5 1036.3 1024.3 1017.9 1011.4 1007.8 1015.2 1027.3 1039.2 1029.4 1038.9 1040.4 DAY 5 22 9 1 1 5 31 31 30 23 27 13 MIN. QFF PRESSURE IN HPA 1017.8 1011.0 1008.4 1001.8 1007.2 996.4 998.7 997.8 1010.4 1007.2 1012.5 1013.6 996.4 DAY 20 7 4 7 16 22 10 17 15 5 17 22 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.6 907.5 907.0 901.3 902.5 898.1 897.0 900.1 905.1 907.0 906.6 906.5 903.8 MAX. QFE PRESSURE IN HPA 917.4 914.5 918.8 909.3 907.6 902.5 900.2 904.9 914.8 916.4 913.1 916.7 918.8 DAY 5 22 9 1 28 1 21 31 30 23 26 12 MIN. QFE PRESSURE IN HPA 898.7 895.3 898.1 892.8 897.7 892.2 892.8 892.0 901.1 898.4 898.0 898.3 892.0 DAY 7 7 27 7 25 21 2 17 15 5 17 22 MEAN QNH PRESSURE IN HPA 1021.5 1022.5 1021.9 1015.7 1017.0 1012.1 1010.9 1014.3 1019.9 1021.9 1021.5 1021.5 1018.4 MAX. QNH PRESSURE IN HPA 1033.4 1030.2 1035.0 1024.5 1022.6 1017.0 1014.5 1019.7 1030.6 1032.3 1028.7 1032.7 1035.0 DAY 5 22 9 1 28 1 21 31 30 23 26 12 MIN. QNH PRESSURE IN HPA 1012.8 1009.1 1012.2 1006.3 1011.7 1005.7 1006.3 1005.4 1015.5 1012.5 1012.0 1012.4 1005.4 DAY 7 7 27 7 25 21 2 17 15 5 17 22 MEAN QFF PRESSURE IN HPA 1028.1 1024.6 1019.9 1012.0 1011.9 1004.5 1003.2 1007.4 1014.6 1019.7 1021.1 1023.5 1015.9 MAX. QFF PRESSURE IN HPA 1039.9 1032.8 1035.5 1023.2 1017.7 1010.7 1006.9 1015.4 1027.6 1037.4 1028.5 1037.2 1039.9 DAY 5 22 9 1 28 1 31 31 30 23 26 13 MIN. QFF PRESSURE IN HPA 1016.6 1009.8 1008.2 1001.7 1005.4 995.8 998.0 996.8 1010.1 1006.0 1011.2 1013.1 995.8 DAY 20 24 4 24 25 22 2 17 11 5 17 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1978 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.7 1.7 7.6 15.0 18.5 23.3 26.1 23.4 20.7 14.7 4.0 5.3 13.3 MINIMUN AIR TEMPERATURE (C) -6.0 -3.2 1.4 8.3 11.4 14.8 16.6 12.7 9.2 5.5 0.1 -0.1 5.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 0 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 16 11 3 0 0 0 0 0 0 0 2 7 39 DAYS WITH FREEZING MIN.<= 0 30 24 11 0 0 0 0 0 0 0 19 18 102 TEMPERATURE RECORDS LOWEST(C) -24.0 -13.0 -10.0 1.0 5.0 7.0 11.0 5.0 4.0 2.0 -4.0 -8.0 -24.0 DAY 15 27 1 17 5 10 25 25 29 6 7 25 MAXIMUM AIR TEMPERATURE (C) 7.1 8.3 14.7 22.4 26.0 31.4 34.3 32.7 31.3 24.3 9.3 12.7 21.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 6 22 30 26 25 1 0 0 114 DAYS WITH MAXIMUM TEMP. <= 0 4 2 0 0 0 0 0 0 0 0 0 0 6 TEMPERATURE RECORDS HIGHEST(C) 18.0 21.0 23.0 32.0 33.0 38.0 40.0 37.0 35.0 31.0 18.0 24.0 40.0 DAY 3 22 31 10 14 30 2 17 9 1 8 10 DIF. BETWEEN (MAX.-MIN.) (C) 13.1 11.5 13.3 14.1 14.6 16.6 17.7 20.0 22.1 18.8 9.2 12.8 15.3 MEAN DAILY TEMP. (MDT) (C) 0.5 2.6 8.1 15.4 18.7 23.1 25.5 22.7 20.2 14.9 4.7 6.3 13.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 7.5 73.5 138.0 68.0 14.0 0.0 0.0 0.0 301.0 HEATING DEG. DAYS(BASE 18 0C) 542.0 432.5 307.5 92.5 33.0 0.5 0.0 0.0 4.5 98.5 392.0 362.5 2265.5 DEWPOINT (MEAN C) -5.0 -1.5 1.8 6.2 9.1 8.2 7.6 3.6 3.6 3.8 0.7 0.7 3.2 MIXING RATIO (G/KG) 3.13 3.96 4.95 6.71 8.21 7.81 7.45 5.75 5.64 5.63 4.50 4.60 5.69 VAPOUR PRESSURE (HPA) 4.53 5.72 7.13 9.60 11.72 11.13 10.63 8.24 8.11 8.14 6.52 6.64 8.18 SATURATION DEF. (HPA) 2.04 1.82 4.12 8.67 10.89 19.23 25.35 22.88 18.77 9.98 2.00 2.96 10.73 RELATIVE HUMIDITY (MEAN %) 76 82 72 60 59 42 35 31 37 51 81 76 59 RELATIVE HUMIDITY (MAX. %) 91 96 94 85 83 66 56 54 63 77 95 94 80 RELATIVE HUMIDITY (MIN. %) 56 60 46 38 36 22 18 15 17 29 62 51 38 RELATIVE HUMIDITY (MEAN% 03UTC) 87 93 91 80 77 58 50 50 61 74 91 89 75 RELATIVE HUMIDITY (MEAN% 09UTC) 59 65 52 44 40 26 20 17 20 33 65 58 42 RELATIVE HUMIDITY (MEAN% 15UTC) 77 82 64 49 50 29 23 20 28 47 82 75 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 34.3 65.8 23.6 45.6 36.0 0.0 0.0 0.0 0.0 0.0 61.7 38.5 305.5 DAYS WITH PRECIPITATION >=10 1 2 0 1 1 0 0 0 0 0 3 2 10 DAYS WITH PRECIPITATION >= 5 4 3 2 3 3 0 0 0 0 0 6 4 25 DAYS WITH PRECIPITATION >= 1 7 9 7 7 9 0 0 0 0 0 9 6 54 DAYS WITH PRECIPITATION 10 10 10 9 11 0 0 0 0 1 11 9 71 GREATEST DAILY PRECIPITATION 11.0 35.4 8.5 30.0 14.0 0.0 0.0 0.0 0.0 0.0 15.0 14.0 35.4 DAY 12 12 7 15 21 ** ** ** ** ** 9 17 DAY WITH THUNDER STORM 0 0 0 1 6 0 0 0 0 1 0 0 8 DAYS WITH SNOW OR SLEET 4 7 2 0 0 0 0 0 0 0 7 4 24 DAYS WITH DUST 1 2 1 6 2 7 8 1 0 3 0 0 31 WIND DIRECTION (PREVAILING) 315 180 180 135 135 135 90 90 135 135 315 135 135 PREVAILING WIND SPEED(KNOTS) 10.4 7.8 7.4 7.7 9.2 8.1 9.7 10.5 6.3 7.2 8.4 7.4 7.8 PREVAILING WIND PERCENT 2.0 7.1 10.9 13.8 14.9 18.3 19.4 19.4 8.3 6.0 3.3 2.1 7.6 CALMS PERCENT OF WIND 92.3 77.2 69.4 61.7 57.3 54.2 53.2 64.1 80.4 83.4 90.4 93.6 72.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 235 239 235 2893 VECTOR WIND DIRECTION (MEAN) 289 140 143 156 117 98 66 88 121 130 299 285 100 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.4 0.9 1.0 1.2 2.0 3.4 2.6 0.9 0.3 0.1 0.1 0.9 WIND STEADINESES (MEAN %) 50.0 22.2 36.0 34.5 31.6 48.8 77.3 78.8 69.2 23.1 12.5 20.0 39.1 WIND SPEED (MEAN KNOTS) 0.6 1.8 2.5 2.9 3.8 4.1 4.4 3.3 1.3 1.3 0.8 0.5 2.3 FASTEST WIND DIRECTION 270 330 310 130 130 330 80 70 130 330 340 230 330 FASTEST WIND SPEED (KNOTS) 18 20 20 18 20 28 18 19 12 15 16 12 28 DAY 5 4 7 11 8 2 17 20 7 1 19 16 DAYS WITH SKY CLEAR (0-2)/8 15 7 9 9 9 21 30 29 29 22 8 8 196 DAYS WITH P.CLOUDY (3-6)/8 10 13 12 10 14 9 1 2 1 9 8 13 102 DAYS WITH CLOUDY (7-8)/8 6 8 10 11 8 0 0 0 0 0 14 10 67 DAYS WITH VISIBILITY =< 2 KM 10 12 3 2 0 1 0 0 0 1 12 8 49 DURATION OF SUNSHINE HOURS 155.2 156.5 193.0 194.5 243.8 324.4 357.6 ****** ****** ****** ****** ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 906.1 903.2 899.8 900.9 898.8 899.0 900.1 902.7 907.6 909.1 905.3 903.3 MAX. QFE PRESSURE IN HPA 918.0 918.0 912.9 911.3 910.1 911.0 905.4 906.6 911.3 916.1 918.5 922.0 922.0 DAY-HOUR 13- 6 6- 6 19-21 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 10-18 27- 6 24- 6 MIN. QFE PRESSURE IN HPA 891.6 896.2 889.7 889.2 888.4 885.0 891.2 894.4 897.0 897.7 898.5 892.4 885.0 DAY-HOUR 21-12 18- 0 13-18 25-15 30-12 22-12 2-12 14-12 2-12 1- 0 1-12 16-12 MEAN QNH PRESSURE IN HPA 1021.2 1021.0 1017.8 1014.0 1015.3 1012.9 1013.1 1014.4 1017.3 1022.7 1024.3 1020.1 1017.8 MAX. QNH PRESSURE IN HPA 1034.1 1034.1 1028.5 1026.7 1025.4 1026.4 1020.2 1021.5 1026.7 1032.0 1034.6 1038.5 1038.5 DAY-HOUR 13- 6 6- 6 19-21 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 10-18 27- 6 24- 6 MIN. QNH PRESSURE IN HPA 1005.0 1010.1 1002.9 1002.4 1001.5 997.7 1004.6 1008.1 1010.9 1011.7 1012.6 1005.9 997.7 DAY-HOUR 21-12 18- 0 13-18 25-15 30-12 22-12 2-12 14-12 2-12 1- 0 1-12 16-12 MEAN QFF PRESSURE IN HPA 1025.4 1024.1 1018.2 1011.1 1010.8 1006.6 1005.8 1008.1 1012.2 1020.4 1026.3 1021.8 1015.9 MAX. QFF PRESSURE IN HPA 1042.9 1040.3 1030.9 1026.5 1025.3 1022.3 1013.8 1016.0 1023.3 1030.2 1037.6 1044.1 1044.1 DAY-HOUR 13-15 6- 6 20- 3 12- 6 3- 6 8-18 8- 3 21- 6 28- 6 11- 3 27- 3 24- 6 MIN. QFF PRESSURE IN HPA 1006.0 1010.5 1000.0 997.3 995.7 989.3 996.4 1001.2 1005.3 1007.1 1008.4 1008.1 989.3 DAY-HOUR 21-12 22- 3 13-18 25-15 30-12 22-12 2-12 14-12 9-12 1- 0 1-12 16-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.1 905.7 903.1 899.4 900.9 898.9 899.0 900.0 902.7 907.4 908.9 905.1 903.1 MAX. QFE PRESSURE IN HPA 915.7 917.0 911.3 908.9 908.2 908.6 904.6 905.1 909.6 914.1 916.4 920.2 920.2 DAY 13 6 20 12 3 9 8 22 28 11 6 24 MIN. QFE PRESSURE IN HPA 896.0 896.2 893.6 891.1 892.7 887.3 892.0 895.8 897.5 897.7 899.3 895.4 887.3 DAY 5 18 14 26 30 22 2 14 2 1 1 17 MEAN QNH PRESSURE IN HPA 1021.0 1020.5 1017.6 1013.6 1015.2 1013.0 1013.1 1014.3 1017.2 1022.4 1024.0 1019.9 1017.7 MAX. QNH PRESSURE IN HPA 1031.6 1033.0 1026.7 1024.1 1023.3 1023.7 1019.3 1019.9 1024.8 1029.8 1032.3 1036.5 1036.5 DAY 13 6 20 12 3 9 8 22 28 11 6 24 MIN. QNH PRESSURE IN HPA 1009.8 1010.1 1007.2 1004.4 1006.2 1000.3 1005.4 1009.6 1011.5 1011.7 1013.5 1009.2 1000.3 DAY 5 18 14 26 30 22 2 14 2 1 1 17 MEAN QFF PRESSURE IN HPA 1024.7 1023.2 1017.8 1010.5 1010.6 1006.8 1005.8 1008.1 1012.0 1019.7 1025.7 1020.8 1015.5 MAX. QFF PRESSURE IN HPA 1039.9 1039.1 1028.9 1022.0 1021.9 1020.4 1012.6 1014.5 1020.9 1028.1 1036.2 1039.5 1039.9 DAY 14 6 20 13 3 9 8 22 28 11 6 24 MIN. QFF PRESSURE IN HPA 1009.1 1010.7 1005.4 997.5 1001.3 991.4 997.0 1002.8 1006.4 1007.1 1008.7 1009.2 991.4 DAY 5 18 13 26 30 22 2 18 2 1 1 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.3 906.1 903.6 900.4 901.6 899.7 899.8 900.8 903.4 908.2 909.3 905.2 903.7 MAX. QFE PRESSURE IN HPA 916.4 917.0 912.0 910.0 909.3 910.0 905.4 905.4 910.6 914.3 917.0 920.6 920.6 DAY 13 6 20 12 3 8 8 21 28 11 27 24 MIN. QFE PRESSURE IN HPA 895.2 896.4 895.5 893.6 892.7 887.4 892.3 896.5 898.0 898.4 900.8 894.5 887.4 DAY 21 18 13 26 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1021.2 1020.9 1018.3 1014.7 1016.0 1014.0 1014.0 1015.1 1018.0 1023.3 1024.6 1019.9 1018.3 MAX. QNH PRESSURE IN HPA 1032.3 1033.0 1027.5 1025.3 1024.5 1025.3 1020.2 1020.2 1025.9 1030.0 1033.0 1036.9 1036.9 DAY 13 6 20 12 3 8 8 21 28 11 27 24 MIN. QNH PRESSURE IN HPA 1009.0 1010.3 1009.3 1007.2 1006.2 1000.4 1005.8 1010.4 1012.0 1012.5 1015.1 1008.2 1000.4 DAY 21 18 13 26 30 22 2 14 2 1 1 16 MEAN QFF PRESSURE IN HPA 1026.5 1024.7 1019.5 1012.2 1011.9 1007.6 1006.8 1009.3 1013.9 1022.0 1027.1 1022.3 1017.0 MAX. QFF PRESSURE IN HPA 1042.5 1039.6 1030.9 1024.3 1025.1 1020.0 1013.8 1015.6 1022.9 1030.2 1037.6 1041.6 1042.5 DAY 14 6 20 12 3 9 8 22 28 11 27 24 MIN. QFF PRESSURE IN HPA 1011.5 1010.5 1006.9 1001.8 1001.1 991.5 997.6 1003.1 1007.8 1009.7 1010.8 1009.7 991.5 DAY 5 22 13 26 30 22 2 18 2 1 1 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.4 907.2 904.5 901.1 901.7 899.8 899.9 901.4 904.1 909.1 910.4 906.4 904.4 MAX. QFE PRESSURE IN HPA 918.0 918.0 912.2 911.3 910.1 911.0 905.3 906.6 911.3 915.3 918.5 922.0 922.0 DAY 13 6 20 12 3 8 8 21 28 10 27 24 MIN. QFE PRESSURE IN HPA 895.2 898.2 895.6 894.6 891.3 887.3 892.6 897.1 898.9 899.8 900.7 895.5 887.3 DAY 21 12 25 25 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1022.4 1022.2 1019.2 1015.4 1016.1 1014.0 1014.1 1015.8 1018.7 1024.3 1025.7 1021.3 1019.1 MAX. QNH PRESSURE IN HPA 1034.1 1034.1 1027.7 1026.7 1025.4 1026.4 1020.1 1021.5 1026.7 1031.1 1034.6 1038.5 1038.5 DAY 13 6 20 12 3 8 8 21 28 10 27 24 MIN. QNH PRESSURE IN HPA 1009.0 1012.3 1009.4 1008.3 1004.7 1000.3 1006.1 1011.1 1013.0 1014.0 1015.0 1009.3 1000.3 DAY 21 12 25 25 30 22 2 14 2 1 1 16 MEAN QFF PRESSURE IN HPA 1026.7 1025.4 1019.7 1012.5 1011.8 1007.8 1006.6 1009.5 1013.3 1021.7 1027.8 1023.5 1017.2 MAX. QFF PRESSURE IN HPA 1041.9 1040.3 1030.0 1026.5 1025.3 1021.7 1013.7 1016.0 1023.3 1028.9 1037.4 1044.1 1044.1 DAY 14 6 20 12 3 8 8 21 28 11 27 24 MIN. QFF PRESSURE IN HPA 1011.5 1012.4 1007.0 1003.4 999.4 991.9 998.1 1003.7 1007.3 1009.1 1010.4 1014.6 991.9 DAY 5 18 25 25 30 22 2 14 2 1 1 3 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.9 906.2 903.1 899.9 900.7 898.6 898.8 900.1 902.8 907.5 908.9 904.9 903.1 MAX. QFE PRESSURE IN HPA 917.0 916.7 910.5 909.8 909.2 910.5 904.3 905.6 909.7 914.3 917.1 920.3 920.3 DAY 13 6 20 12 3 8 8 21 28 10 27 24 MIN. QFE PRESSURE IN HPA 892.0 898.4 893.7 892.2 889.7 886.1 892.0 896.1 897.7 899.3 900.4 892.9 886.1 DAY 21 22 13 25 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1020.8 1021.0 1017.7 1014.1 1015.0 1012.7 1012.9 1014.4 1017.3 1022.5 1024.1 1019.6 1017.7 MAX. QNH PRESSURE IN HPA 1033.0 1032.7 1025.8 1025.0 1024.4 1025.8 1019.0 1020.4 1024.9 1030.0 1033.1 1036.6 1036.6 DAY 13 6 20 12 3 8 8 21 28 10 27 24 MIN. QNH PRESSURE IN HPA 1005.4 1012.5 1007.3 1005.7 1002.9 998.9 1005.4 1010.0 1011.7 1013.5 1014.7 1006.4 998.9 DAY 21 22 13 25 30 22 2 14 2 1 1 16 MEAN QFF PRESSURE IN HPA 1024.4 1023.7 1017.7 1010.9 1010.4 1006.4 1005.4 1007.8 1011.6 1019.5 1025.8 1021.2 1015.4 MAX. QFF PRESSURE IN HPA 1040.2 1038.9 1027.7 1024.4 1024.1 1021.0 1012.5 1014.5 1021.0 1027.1 1034.9 1042.0 1042.0 DAY 13 6 20 12 3 8 8 21 28 10 27 24 MIN. QFF PRESSURE IN HPA 1007.6 1011.0 1004.8 1000.2 996.9 990.4 997.0 1002.5 1005.8 1008.2 1011.4 1012.6 990.4 DAY 21 22 25 25 30 22 2 14 2 1 1 3 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.4 905.2 901.9 898.4 899.4 897.4 897.8 898.6 901.2 906.1 907.9 904.3 902.0 MAX. QFE PRESSURE IN HPA 916.8 915.5 909.8 906.8 908.2 909.6 903.2 904.5 907.6 913.4 915.5 918.4 918.4 DAY 13 6 19 12 3 8 8 21 28 10 27 24 MIN. QFE PRESSURE IN HPA 891.6 898.2 890.6 890.0 888.4 885.0 891.2 894.4 897.0 898.8 898.5 892.4 885.0 DAY 21 12 13 25 30 22 2 14 2 1 1 16 MEAN QNH PRESSURE IN HPA 1020.2 1020.0 1016.3 1012.5 1013.6 1011.4 1011.8 1012.7 1015.6 1021.0 1022.9 1019.0 1016.4 MAX. QNH PRESSURE IN HPA 1032.8 1031.3 1025.0 1021.7 1023.3 1024.8 1017.8 1019.2 1022.6 1029.0 1031.3 1034.5 1034.5 DAY 13 6 19 12 3 8 8 21 28 10 27 24 MIN. QNH PRESSURE IN HPA 1005.0 1012.3 1003.9 1003.2 1001.5 997.7 1004.6 1008.1 1010.9 1012.9 1012.6 1005.9 997.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 MEAN QFF PRESSURE IN HPA 1023.9 1022.6 1016.4 1009.3 1008.9 1005.2 1004.5 1006.6 1010.3 1018.4 1024.6 1020.3 1014.2 MAX. QFF PRESSURE IN HPA 1040.3 1037.6 1026.9 1020.9 1022.8 1020.6 1011.4 1013.6 1018.8 1026.9 1033.5 1039.8 1040.3 DAY 13 6 19 12 3 8 8 21 28 10 27 24 MIN. QFF PRESSURE IN HPA 1006.0 1011.4 1001.9 997.6 995.7 989.3 996.4 1001.2 1005.3 1008.1 1008.4 1012.1 989.3 DAY 21 22 13 25 30 22 2 14 9 1 1 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.1 906.0 902.7 899.0 900.2 897.9 898.1 899.0 901.8 906.9 908.9 905.1 902.6 MAX. QFE PRESSURE IN HPA 916.8 916.0 911.1 907.2 907.9 910.0 903.2 905.0 908.5 914.9 916.5 918.1 918.1 DAY 13 5 19 12 3 8 8 21 28 10 5 24 MIN. QFE PRESSURE IN HPA 894.1 898.0 890.3 889.2 892.2 886.3 892.0 894.8 897.4 900.8 901.3 894.1 886.3 DAY 21 17 13 25 30 22 1 14 1 1 8 16 MEAN QNH PRESSURE IN HPA 1021.0 1020.9 1017.3 1013.2 1014.5 1011.9 1012.1 1013.2 1016.2 1021.8 1024.0 1019.8 1017.2 MAX. QNH PRESSURE IN HPA 1032.8 1031.9 1026.5 1022.2 1023.0 1025.3 1017.8 1019.8 1023.6 1030.7 1032.4 1034.2 1034.2 DAY 13 5 19 12 3 8 8 21 28 10 5 24 MIN. QNH PRESSURE IN HPA 1007.8 1012.0 1003.6 1002.4 1005.7 999.2 1005.4 1008.5 1011.4 1015.1 1015.7 1007.8 999.2 DAY 21 17 13 25 30 22 1 14 1 1 8 16 MEAN QFF PRESSURE IN HPA 1026.3 1024.6 1018.3 1010.6 1010.3 1005.7 1005.0 1007.5 1012.1 1020.4 1026.6 1022.1 1015.8 MAX. QFF PRESSURE IN HPA 1042.9 1037.9 1029.0 1022.1 1023.4 1021.1 1011.6 1014.8 1021.1 1029.6 1036.9 1040.3 1042.9 DAY 13 6 19 12 3 8 8 21 28 10 27 24 MIN. QFF PRESSURE IN HPA 1009.6 1013.8 1001.8 997.3 1000.8 991.1 997.2 1001.9 1006.4 1011.4 1015.6 1008.1 991.1 DAY 21 22 13 25 30 22 1 14 9 1 1 16 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.8 906.6 903.8 900.4 901.8 899.1 899.4 900.6 903.2 908.3 909.5 906.1 903.8 MAX. QFE PRESSURE IN HPA 916.8 917.0 912.6 908.0 908.4 910.5 904.3 906.3 909.4 916.1 917.1 917.8 917.8 DAY 13 5 19 13 3 8 7 21 26 10 5 23 MIN. QFE PRESSURE IN HPA 896.7 898.0 889.7 890.5 892.5 888.0 893.0 896.4 898.0 901.2 902.1 896.3 888.0 DAY 21 17 13 25 31 21 1 13 1 31 7 16 MEAN QNH PRESSURE IN HPA 1021.7 1021.5 1018.4 1014.7 1016.2 1013.3 1013.6 1014.9 1017.8 1023.4 1024.8 1020.9 1018.4 MAX. QNH PRESSURE IN HPA 1032.8 1033.0 1028.1 1023.1 1023.5 1025.8 1019.0 1021.2 1024.6 1032.0 1033.1 1033.9 1033.9 DAY 13 5 19 13 3 8 7 21 26 10 5 23 MIN. QNH PRESSURE IN HPA 1010.6 1012.0 1002.9 1003.8 1006.0 1001.0 1006.5 1010.3 1012.0 1015.6 1016.6 1010.2 1001.0 DAY 21 17 13 25 31 21 1 13 1 31 7 16 MEAN QFF PRESSURE IN HPA 1026.0 1024.7 1018.8 1011.7 1011.9 1007.1 1006.1 1008.5 1012.4 1020.7 1027.0 1022.5 1016.5 MAX. QFF PRESSURE IN HPA 1041.6 1038.8 1030.8 1023.0 1023.3 1022.3 1012.6 1015.7 1021.3 1030.0 1036.5 1040.1 1041.6 DAY 13 5 19 13 3 8 7 21 28 10 5 24 MIN. QFF PRESSURE IN HPA 1012.0 1013.5 1000.0 998.2 1000.5 992.5 998.4 1003.1 1006.6 1011.7 1015.1 1010.9 992.5 DAY 21 21 13 25 31 21 1 17 1 31 1 16 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.5 906.1 903.4 900.0 901.3 899.0 899.4 900.3 902.9 907.8 909.3 905.8 903.5 MAX. QFE PRESSURE IN HPA 916.0 917.0 912.9 908.4 907.9 910.0 904.5 905.9 909.6 915.6 916.8 919.0 919.0 DAY 13 5 19 11 3 8 7 21 27 10 5 23 MIN. QFE PRESSURE IN HPA 897.0 897.0 891.1 890.5 891.6 887.4 892.6 896.3 897.5 900.1 901.4 895.9 887.4 DAY 4 17 13 25 31 21 1 13 30 31 7 16 MEAN QNH PRESSURE IN HPA 1021.4 1021.0 1018.0 1014.3 1015.7 1013.2 1013.6 1014.6 1017.4 1022.9 1024.5 1020.6 1018.1 MAX. QNH PRESSURE IN HPA 1031.9 1033.0 1028.5 1023.5 1023.0 1025.3 1019.2 1020.8 1024.8 1031.4 1032.8 1035.2 1035.2 DAY 13 5 19 11 3 8 7 21 27 10 5 23 MIN. QNH PRESSURE IN HPA 1010.9 1010.9 1004.4 1003.8 1005.0 1000.4 1006.1 1010.2 1011.5 1014.4 1015.8 1009.7 1000.4 DAY 4 17 13 25 31 21 1 13 30 31 7 16 MEAN QFF PRESSURE IN HPA 1025.1 1023.7 1017.9 1011.0 1011.1 1006.8 1006.0 1008.0 1011.8 1019.8 1026.3 1021.6 1015.8 MAX. QFF PRESSURE IN HPA 1040.0 1038.6 1030.5 1022.7 1023.1 1021.5 1012.9 1015.0 1020.8 1029.1 1036.2 1038.1 1040.0 DAY 13 5 19 13 3 8 8 21 27 10 5 23 MIN. QFF PRESSURE IN HPA 1010.3 1012.2 1002.5 998.3 999.0 991.8 997.4 1002.8 1006.6 1010.5 1016.3 1009.6 991.8 DAY 4 17 13 25 31 21 1 17 1 31 7 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1979 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.2 5.2 8.8 17.5 19.4 23.0 27.3 23.8 20.4 16.3 6.5 3.9 14.4 MINIMUN AIR TEMPERATURE (C) -4.1 -0.1 1.8 9.5 8.4 13.4 16.9 13.7 10.2 7.8 -1.7 -1.6 6.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 5 1 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 10 3 7 0 0 0 0 0 0 0 16 9 45 DAYS WITH FREEZING MIN.<= 0 27 17 11 0 0 0 0 0 0 0 18 23 96 TEMPERATURE RECORDS LOWEST(C) -19.0 -11.0 -10.0 2.0 1.0 6.0 12.0 8.0 4.0 2.0 -9.0 -6.0 -19.0 DAY 29 1 7 30 1 2 3 22 25 11 22 23 MAXIMUM AIR TEMPERATURE (C) 6.4 9.3 13.2 22.7 23.9 31.2 36.0 32.9 30.5 26.0 17.5 11.4 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 4 2 22 31 29 17 4 0 0 109 DAYS WITH MAXIMUM TEMP. <= 0 5 0 1 0 0 0 0 0 0 0 0 0 6 TEMPERATURE RECORDS HIGHEST(C) 21.0 19.0 23.0 31.0 33.0 36.0 40.0 37.0 39.0 33.0 29.0 19.0 40.0 DAY 4 15 20 5 23 23 9 1 9 4 2 1 DIF. BETWEEN (MAX.-MIN.) (C) 10.5 9.4 11.4 13.2 15.5 17.8 19.1 19.2 20.3 18.2 19.2 13.0 15.5 MEAN DAILY TEMP. (MDT) (C) 1.1 4.6 7.5 16.1 16.1 22.3 26.5 23.3 20.3 16.9 7.9 4.9 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 3.0 54.0 169.5 78.0 35.5 0.0 0.0 0.0 342.0 HEATING DEG. DAYS(BASE 18 0C) 523.0 375.0 326.0 83.0 72.5 0.5 0.0 0.0 19.0 42.0 302.5 407.5 2151.0 DEWPOINT (MEAN C) -3.1 0.5 2.4 7.9 5.1 6.7 6.7 3.9 4.1 5.1 -3.5 -0.5 2.9 MIXING RATIO (G/KG) 3.51 4.55 5.34 7.66 6.34 7.11 7.06 5.86 5.95 6.24 3.56 4.19 5.61 VAPOUR PRESSURE (HPA) 5.08 6.55 7.68 10.96 9.11 10.18 10.08 8.40 8.57 9.00 5.17 6.04 8.07 SATURATION DEF. (HPA) 2.41 2.79 4.87 10.50 14.48 19.60 28.61 23.37 17.90 11.05 5.95 2.56 12.01 RELATIVE HUMIDITY (MEAN %) 77 75 68 57 44 39 31 32 39 52 55 76 54 RELATIVE HUMIDITY (MAX. %) 90 91 90 81 68 64 55 55 65 77 79 92 76 RELATIVE HUMIDITY (MIN. %) 64 58 50 41 31 20 14 14 18 29 31 51 35 RELATIVE HUMIDITY (MEAN% 03UTC) 88 88 89 79 66 53 48 52 61 73 77 88 72 RELATIVE HUMIDITY (MEAN% 09UTC) 66 64 56 45 35 22 15 17 22 33 35 56 39 RELATIVE HUMIDITY (MEAN% 15UTC) 79 78 70 59 42 27 19 19 28 47 51 77 50 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 95.0 30.7 72.3 43.7 22.0 2.0 0.0 0.0 1.0 0.0 3.2 31.6 301.5 DAYS WITH PRECIPITATION >=10 4 0 2 1 1 0 0 0 0 0 0 2 10 DAYS WITH PRECIPITATION >= 5 7 3 6 2 2 0 0 0 0 0 0 2 22 DAYS WITH PRECIPITATION >= 1 10 6 17 9 6 2 0 0 1 0 1 5 57 DAYS WITH PRECIPITATION 10 11 20 13 6 3 0 0 1 2 4 9 79 GREATEST DAILY PRECIPITATION 33.4 9.0 13.0 21.0 11.0 1.0 0.0 0.0 1.0 0.0 3.0 14.0 33.4 DAY 25 18 24 17 24 9 ** ** 15 ** 5 21 DAY WITH THUNDER STORM 0 0 1 0 2 2 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 6 5 7 0 0 0 0 0 0 0 0 1 19 DAYS WITH DUST 0 0 0 4 2 1 8 7 4 0 0 0 26 WIND DIRECTION (PREVAILING) *** *** 180 180 135 135 90 45 135 180 180 360 *** PREVAILING WIND SPEED(KNOTS) **** **** 5.9 7.8 6.5 8.2 11.0 10.0 7.2 7.4 6.3 8.2 **** PREVAILING WIND PERCENT ***** ***** 5.9 10.8 16.8 17.2 21.4 13.7 13.3 12.1 7.1 6.9 ***** CALMS PERCENT OF WIND ***** ***** 81.0 66.2 50.3 54.8 53.2 55.6 58.3 73.0 82.1 84.3 ***** NO. OF WIND OBSERVATION 94 107 153 148 155 239 248 248 240 248 240 248 2368 VECTOR WIND DIRECTION (MEAN) *** *** 111 172 102 108 83 58 110 163 165 343 *** VECTOR WIND MAGNITUDE(KNOTS) **** **** 0.2 0.6 1.9 2.5 3.8 2.9 1.7 1.4 0.6 0.7 **** WIND STEADINESES (MEAN %) ***** ***** 15.4 23.1 47.5 65.8 80.9 67.4 53.1 73.7 54.5 58.3 ***** WIND SPEED (MEAN KNOTS) **** **** 1.3 2.6 4.0 3.8 4.7 4.3 3.2 1.9 1.1 1.2 **** FASTEST WIND DIRECTION *** *** 360 310 360 100 60 30 50 120 130 360 *** FASTEST WIND SPEED (KNOTS) *** *** 17 16 15 17 20 20 20 15 10 20 *** DAY ** ** 21 26 18 27 10 1 3 4 4 21 DAYS WITH SKY CLEAR (0-2)/8 9 4 8 2 10 20 30 31 27 21 22 12 196 DAYS WITH P.CLOUDY (3-6)/8 6 8 10 13 16 9 1 0 2 9 4 10 88 DAYS WITH CLOUDY (7-8)/8 15 16 13 15 5 1 0 0 1 1 4 9 80 DAYS WITH VISIBILITY =< 2 KM 9 6 7 0 0 0 0 0 0 3 5 7 37 DURATION OF SUNSHINE HOURS ****** ****** ****** 153.1 272.9 327.2 363.3 348.9 302.0 239.8 195.3 131.6 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.2 903.1 903.6 902.5 903.9 901.8 899.1 900.2 905.7 906.4 909.7 905.0 904.0 MAX. QFE PRESSURE IN HPA 921.0 912.7 913.0 912.1 912.1 910.8 904.8 907.3 912.7 916.4 919.0 913.7 921.0 DAY-HOUR 18- 6 13-15 5- 6 28- 6 25- 6 10-18 20- 6 29- 3 23-18 9- 6 13- 6 4- 6 MIN. QFE PRESSURE IN HPA 895.0 892.0 892.4 896.2 892.7 891.8 892.8 894.1 899.1 898.6 892.6 893.0 891.8 DAY-HOUR 7-12 11-15 27-15 12-12 17- 9 23-12 6-12 6-12 5-12 4-12 29-12 1-12 MEAN QNH PRESSURE IN HPA 1022.2 1017.7 1018.2 1017.0 1018.5 1016.2 1013.3 1014.5 1020.5 1021.3 1025.0 1019.8 1018.7 MAX. QNH PRESSURE IN HPA 1037.4 1028.2 1028.6 1027.6 1027.6 1026.1 1019.5 1022.3 1028.2 1032.3 1035.2 1029.3 1037.4 DAY-HOUR 18- 6 13-15 5- 6 28- 6 25- 6 10-18 20- 6 29- 3 23-18 9- 6 13- 6 4- 6 MIN. QNH PRESSURE IN HPA 1008.7 1005.4 1005.9 1010.1 1006.2 1005.2 1006.3 1007.8 1013.3 1012.7 1006.1 1006.5 1005.2 DAY-HOUR 7-12 11-15 27-15 12-12 17- 9 23-12 6-12 6-12 5-12 4-12 29-12 1-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1010.1 1005.6 1008.1 1015.5 1018.0 1026.0 1021.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1021.2 1012.0 1017.6 1025.8 1030.9 1038.8 1034.4 ****** DAY-HOUR **-** **-** **-** **-** **-** 11- 3 4- 3 29- 3 24- 3 9-18 13- 3 22-15 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 997.2 998.6 1000.6 1007.9 1007.3 1004.4 1004.8 ****** DAY-HOUR **-** **-** **-** **-** **-** 23-12 6-15 1- 0 5-12 26-21 29-21 1- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 901.7 899.0 900.1 905.5 906.4 909.9 904.7 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 910.0 902.9 906.4 911.7 915.2 918.0 912.4 ****** DAY ** ** ** ** ** 11 21 29 23 10 13 23 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 893.7 894.3 895.1 900.2 899.1 893.8 897.5 ****** DAY ** ** ** ** ** 23 6 14 6 27 30 2 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.1 1013.1 1014.3 1020.3 1021.3 1025.1 1019.4 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1025.3 1017.4 1021.3 1027.1 1031.0 1034.1 1027.9 ****** DAY ** ** ** ** ** 11 21 29 23 10 13 23 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1007.3 1008.0 1008.9 1014.5 1013.3 1007.4 1011.5 ****** DAY ** ** ** ** ** 23 6 14 6 27 30 2 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1010.1 1005.5 1007.9 1015.2 1017.6 1025.5 1020.9 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1020.5 1011.0 1016.0 1024.4 1029.3 1037.3 1032.5 ****** DAY ** ** ** ** ** 11 4 30 24 10 13 23 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.3 1000.8 1000.6 1008.5 1007.8 1006.3 1009.6 ****** DAY ** ** ** ** ** 23 6 1 13 27 30 1 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 907.3 903.5 904.2 903.1 904.5 902.9 899.9 900.9 906.3 907.1 910.4 905.1 904.6 MAX. QFE PRESSURE IN HPA 919.6 909.4 912.2 911.8 912.1 910.5 904.0 907.3 912.2 915.6 918.0 912.8 919.6 DAY 18 14 5 28 28 11 4 29 24 9 13 23 MIN. QFE PRESSURE IN HPA 898.0 893.5 893.3 898.2 896.2 894.2 895.2 895.6 901.0 900.1 895.8 896.8 893.3 DAY 7 12 28 11 17 23 6 14 6 27 30 1 MEAN QNH PRESSURE IN HPA 1022.3 1018.1 1018.9 1017.6 1019.2 1017.4 1014.1 1015.2 1021.1 1022.0 1025.7 1019.9 1019.3 MAX. QNH PRESSURE IN HPA 1035.8 1024.6 1027.7 1027.3 1027.6 1025.8 1018.7 1022.3 1027.7 1031.4 1034.1 1028.4 1035.8 DAY 18 14 5 28 28 11 4 29 24 9 13 23 MIN. QNH PRESSURE IN HPA 1012.0 1007.1 1006.9 1012.3 1010.1 1007.9 1009.0 1009.4 1015.4 1014.4 1009.6 1010.7 1006.9 DAY 7 12 28 11 17 23 6 14 6 27 30 1 MEAN QFF PRESSURE IN HPA 1027.1 1020.8 1020.0 1015.0 1015.9 1011.3 1006.5 1009.3 1017.1 1020.0 1028.0 1022.8 1017.8 MAX. QFF PRESSURE IN HPA 1040.8 1027.8 1034.4 1027.9 1025.7 1021.2 1012.0 1017.6 1025.8 1030.8 1038.8 1034.2 1040.8 DAY 18 14 7 28 25 11 4 29 24 10 13 23 MIN. QFF PRESSURE IN HPA 1012.0 1007.2 1004.5 1007.9 1004.8 1000.5 1001.5 1002.4 1010.5 1010.7 1008.2 1009.0 1000.5 DAY 7 12 28 11 17 23 6 1 6 27 30 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.5 904.2 904.8 903.6 904.6 902.8 900.1 901.2 906.8 907.7 911.1 906.1 905.1 MAX. QFE PRESSURE IN HPA 921.0 912.6 913.0 912.1 912.1 910.3 904.8 907.1 912.6 916.4 919.0 913.7 921.0 DAY 18 13 5 28 25 11 20 29 23 9 13 4 MIN. QFE PRESSURE IN HPA 898.0 895.4 894.3 899.1 894.6 894.2 895.2 896.1 901.7 902.0 897.1 895.7 894.2 DAY 7 12 28 11 17 23 6 14 6 27 29 1 MEAN QNH PRESSURE IN HPA 1023.6 1018.9 1019.5 1018.2 1019.4 1017.4 1014.3 1015.5 1021.8 1022.7 1026.5 1021.0 1019.9 MAX. QNH PRESSURE IN HPA 1037.4 1028.1 1028.6 1027.6 1027.6 1025.6 1019.5 1022.1 1028.1 1032.3 1035.2 1029.3 1037.4 DAY 18 13 5 28 25 11 20 29 23 9 13 4 MIN. QNH PRESSURE IN HPA 1012.0 1009.2 1008.0 1013.3 1008.3 1007.9 1009.0 1010.0 1016.1 1016.5 1011.1 1009.5 1007.9 DAY 7 12 28 11 17 23 6 14 6 27 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1011.2 1006.4 1009.0 1016.6 1019.1 1027.6 1023.0 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1020.8 1012.0 1016.4 1024.6 1030.0 1038.6 1034.3 ****** DAY ** ** ** ** ** 11 4 30 23 9 13 23 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.7 1001.3 1003.4 1010.5 1012.1 1008.8 1009.0 ****** DAY ** ** ** ** ** 23 31 1 6 27 30 1 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 907.1 903.1 903.8 902.5 903.8 901.6 899.1 900.0 905.5 905.9 909.3 904.6 903.9 MAX. QFE PRESSURE IN HPA 920.4 912.6 912.3 912.0 911.6 908.5 904.1 906.1 911.5 914.7 916.9 913.0 920.4 DAY 18 13 3 27 25 11 20 29 23 9 19 4 MIN. QFE PRESSURE IN HPA 896.0 894.6 893.7 897.4 892.7 893.3 893.9 895.0 900.3 900.9 894.1 893.2 892.7 DAY 7 11 28 13 17 23 6 14 6 4 29 1 MEAN QNH PRESSURE IN HPA 1022.1 1017.7 1018.5 1017.0 1018.5 1016.0 1013.3 1014.2 1020.3 1020.8 1024.5 1019.4 1018.5 MAX. QNH PRESSURE IN HPA 1036.7 1028.1 1027.8 1027.5 1027.0 1023.6 1018.8 1021.0 1026.9 1030.4 1032.9 1028.6 1036.7 DAY 18 13 3 27 25 11 20 29 23 9 19 4 MIN. QNH PRESSURE IN HPA 1009.8 1008.3 1007.3 1011.4 1006.2 1006.9 1007.5 1008.7 1014.6 1015.2 1007.8 1006.8 1006.2 DAY 7 11 28 13 17 23 6 14 6 4 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1009.7 1005.4 1007.5 1014.7 1016.7 1024.8 1020.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1018.5 1010.7 1015.4 1023.3 1027.3 1035.3 1032.5 ****** DAY ** ** ** ** ** 11 23 29 23 9 13 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.1 999.8 1001.8 1008.2 1010.0 1006.9 1004.8 ****** DAY ** ** ** ** ** 23 31 14 6 4 30 1 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.5 902.1 902.5 901.5 903.0 900.6 898.1 899.0 904.4 904.9 908.5 904.2 902.9 MAX. QFE PRESSURE IN HPA 919.9 912.5 911.2 911.9 910.7 906.7 903.0 905.0 910.3 914.1 916.2 912.6 919.9 DAY 18 13 5 27 27 10 20 29 23 9 19 4 MIN. QFE PRESSURE IN HPA 895.0 892.1 893.7 896.2 893.3 891.8 892.8 894.1 899.1 898.6 892.6 893.0 891.8 DAY 7 11 27 12 17 23 6 6 5 4 29 1 MEAN QNH PRESSURE IN HPA 1021.4 1016.5 1017.0 1016.0 1017.5 1014.9 1012.2 1013.2 1019.1 1019.6 1023.6 1018.8 1017.5 MAX. QNH PRESSURE IN HPA 1036.2 1028.0 1026.6 1027.4 1026.0 1021.6 1017.6 1019.8 1025.6 1029.8 1032.1 1028.1 1036.2 DAY 18 13 5 27 27 10 20 29 23 9 19 4 MIN. QNH PRESSURE IN HPA 1008.7 1005.5 1007.3 1010.1 1006.9 1005.2 1006.3 1007.8 1013.3 1012.7 1006.1 1006.5 1005.2 DAY 7 11 27 12 17 23 6 6 5 4 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1008.8 1004.6 1006.9 1014.0 1015.9 1023.9 1020.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.5 1009.7 1014.4 1022.2 1026.7 1034.0 1032.0 ****** DAY ** ** ** ** ** 11 21 29 23 9 19 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 997.2 998.9 1001.2 1007.9 1008.0 1005.5 1005.0 ****** DAY ** ** ** ** ** 23 31 1 5 4 29 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.9 902.9 902.9 902.1 903.6 900.8 898.4 899.4 904.8 905.8 909.2 904.9 903.5 MAX. QFE PRESSURE IN HPA 920.4 912.7 911.8 911.9 911.5 909.1 903.0 905.3 911.1 915.2 916.7 913.1 920.4 DAY 18 13 5 27 27 10 20 28 23 9 12 22 MIN. QFE PRESSURE IN HPA 896.0 892.0 892.4 896.3 896.3 892.4 892.8 894.1 899.2 899.5 892.8 895.0 892.0 DAY 7 11 27 12 17 23 6 6 5 26 29 1 MEAN QNH PRESSURE IN HPA 1021.9 1017.4 1017.5 1016.5 1018.2 1015.1 1012.4 1013.6 1019.6 1020.7 1024.4 1019.7 1018.1 MAX. QNH PRESSURE IN HPA 1036.7 1028.2 1027.3 1027.4 1026.9 1024.3 1017.6 1020.1 1026.5 1031.0 1032.7 1028.7 1036.7 DAY 18 13 5 27 27 10 20 28 23 9 12 22 MIN. QNH PRESSURE IN HPA 1009.8 1005.4 1005.9 1010.2 1010.2 1005.9 1006.3 1007.8 1013.4 1013.7 1006.3 1008.7 1005.4 DAY 7 11 27 12 17 23 6 6 5 26 29 1 MEAN QFF PRESSURE IN HPA 1026.4 1019.7 1018.4 1013.8 1014.8 1009.1 1004.9 1007.8 1015.6 1018.6 1026.8 1022.6 1016.6 MAX. QFF PRESSURE IN HPA 1042.5 1030.1 1033.6 1028.1 1024.0 1019.2 1010.0 1015.8 1024.2 1029.4 1037.2 1034.4 1042.5 DAY 26 13 5 27 27 10 20 28 23 9 19 22 MIN. QFF PRESSURE IN HPA 1010.1 1005.8 1003.1 1006.1 1005.7 998.5 998.6 1001.8 1008.4 1010.6 1005.8 1007.8 998.5 DAY 7 11 27 15 17 23 6 6 5 4 29 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 902.3 899.5 901.0 906.2 906.9 910.0 905.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 910.8 903.7 907.0 912.7 916.3 917.5 913.6 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 4 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 894.0 894.8 896.3 900.8 898.6 893.8 895.3 ****** DAY ** ** ** ** ** 23 6 6 5 26 29 1 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.8 1013.7 1015.3 1021.1 1021.9 1025.3 1020.3 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1026.1 1018.3 1022.0 1028.2 1032.2 1033.5 1029.2 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 4 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1007.6 1008.5 1010.2 1015.1 1012.7 1007.4 1009.1 ****** DAY ** ** ** ** ** 23 6 6 5 26 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1010.7 1005.7 1008.8 1016.0 1018.4 1026.4 1022.4 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1021.2 1010.7 1016.5 1024.6 1030.9 1036.9 1033.7 ****** DAY ** ** ** ** ** 10 3 29 23 9 12 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.8 1000.5 1003.5 1009.8 1008.1 1004.9 1008.3 ****** DAY ** ** ** ** ** 23 31 13 12 26 29 1 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 901.8 899.2 900.5 905.9 906.8 909.5 905.0 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 910.4 903.9 906.1 912.7 915.6 917.5 913.3 ****** DAY ** ** ** ** ** 10 20 28 23 9 12 22 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** 893.5 894.8 896.0 900.4 898.6 893.4 896.3 ****** DAY ** ** ** ** ** 22 5 6 5 26 29 1 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1016.3 1013.4 1014.8 1020.7 1021.8 1024.8 1019.7 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1025.7 1018.5 1021.0 1028.2 1031.4 1033.5 1028.9 ****** DAY ** ** ** ** ** 10 20 28 23 9 12 22 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** 1007.1 1008.5 1009.8 1014.7 1012.7 1007.0 1010.2 ****** DAY ** ** ** ** ** 22 5 6 5 26 29 1 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1010.0 1005.3 1008.1 1015.2 1017.8 1025.1 1021.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 1020.4 1010.8 1015.7 1024.7 1029.7 1036.9 1034.1 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** 999.1 1000.5 1002.7 1008.3 1007.3 1004.4 1008.7 ****** DAY ** ** ** ** ** 22 31 9 5 26 29 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1980 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.3 -0.8 7.4 17.6 20.6 24.5 27.2 24.1 19.5 13.1 9.8 4.4 13.8 MINIMUN AIR TEMPERATURE (C) -6.9 -5.2 2.5 10.2 12.5 15.1 16.8 14.3 8.8 4.8 3.1 -2.1 6.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 0 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 25 12 0 0 0 0 0 0 0 0 1 11 49 DAYS WITH FREEZING MIN.<= 0 30 25 9 0 0 0 0 0 0 4 5 26 99 TEMPERATURE RECORDS LOWEST(C) -21.0 -22.0 -3.0 5.0 8.0 8.0 11.0 9.0 4.0 -2.0 -4.0 -6.0 -22.0 DAY 26 4 5 19 19 3 1 27 13 22 27 15 MAXIMUM AIR TEMPERATURE (C) 5.8 4.8 13.7 26.0 28.5 32.7 35.5 33.1 29.9 22.6 18.6 13.5 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 7 15 24 31 29 18 5 0 0 129 DAYS WITH MAXIMUM TEMP. <= 0 7 5 0 0 0 0 0 0 0 0 0 0 12 TEMPERATURE RECORDS HIGHEST(C) 15.0 13.0 27.0 34.0 34.0 38.0 38.0 39.0 37.0 35.0 25.0 25.0 39.0 DAY 6 15 30 14 5 8 10 20 7 4 13 7 DIF. BETWEEN (MAX.-MIN.) (C) 12.7 10.0 11.2 15.8 16.0 17.6 18.7 18.8 21.1 17.8 15.5 15.6 16.0 MEAN DAILY TEMP. (MDT) (C) -0.6 -0.2 8.1 18.1 20.5 23.9 26.2 23.7 19.4 13.7 10.8 5.7 14.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 7.5 19.5 92.5 160.5 84.5 8.0 4.5 0.0 0.0 377.0 HEATING DEG. DAYS(BASE 18 0C) 575.5 529.0 307.5 34.5 5.0 0.0 0.0 0.0 8.5 152.0 214.5 381.5 2208.0 DEWPOINT (MEAN C) -5.5 -3.4 3.4 8.5 8.6 6.8 7.0 8.9 6.9 3.9 2.8 -2.1 3.8 MIXING RATIO (G/KG) 2.94 3.53 5.58 7.88 7.99 7.14 7.17 8.19 7.15 5.76 5.30 3.71 6.03 VAPOUR PRESSURE (HPA) 4.26 5.11 8.02 11.26 11.43 10.20 10.24 11.70 10.26 8.31 7.65 5.36 8.65 SATURATION DEF. (HPA) 1.85 1.18 3.13 10.14 14.25 22.53 28.05 20.22 14.54 8.49 5.24 3.82 11.12 RELATIVE HUMIDITY (MEAN %) 77 84 78 59 51 37 31 41 48 57 65 67 58 RELATIVE HUMIDITY (MAX. %) 92 95 94 82 75 59 51 62 71 81 87 88 78 RELATIVE HUMIDITY (MIN. %) 55 66 57 34 30 19 16 25 29 34 40 44 37 RELATIVE HUMIDITY (MEAN% 03UTC) 88 92 91 78 69 54 46 57 68 79 84 84 74 RELATIVE HUMIDITY (MEAN% 09UTC) 60 70 61 41 35 22 18 28 34 38 43 48 42 RELATIVE HUMIDITY (MEAN% 15UTC) 76 84 77 49 40 24 21 31 40 51 63 69 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 62.0 62.4 57.4 7.3 18.7 0.4 0.0 0.0 0.0 5.0 5.8 7.2 226.2 DAYS WITH PRECIPITATION >=10 3 3 1 0 1 0 0 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 4 4 6 0 1 0 0 0 0 0 0 0 15 DAYS WITH PRECIPITATION >= 1 9 8 10 4 4 0 0 0 0 2 3 3 43 DAYS WITH PRECIPITATION 9 12 17 5 6 1 0 0 0 3 5 4 62 GREATEST DAILY PRECIPITATION 18.0 18.0 13.0 3.0 12.2 0.4 0.0 0.0 0.0 4.0 2.0 4.0 18.0 DAY 23 25 16 1 10 1 ** ** ** 30 2 20 DAY WITH THUNDER STORM 0 0 2 3 4 1 0 0 0 0 0 0 10 DAYS WITH SNOW OR SLEET 8 7 4 0 0 0 0 0 0 0 0 2 21 DAYS WITH DUST 1 0 0 2 1 4 8 0 2 0 0 0 18 WIND DIRECTION (PREVAILING) 180 360 180 135 135 135 45 135 135 180 180 270 135 PREVAILING WIND SPEED(KNOTS) 6.2 8.6 7.7 7.6 7.4 8.5 9.4 7.4 7.4 6.3 5.5 10.8 7.4 PREVAILING WIND PERCENT 9.3 6.0 11.7 11.7 11.7 15.0 15.3 14.5 12.5 9.3 4.6 3.2 8.2 CALMS PERCENT OF WIND 79.4 81.5 63.3 63.3 64.9 54.2 51.6 57.7 64.6 73.0 82.1 86.7 68.5 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 197 4 162 151 121 93 59 114 136 160 303 265 111 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.4 0.7 1.1 1.4 2.2 2.9 2.0 1.3 0.8 0.2 0.3 0.8 WIND STEADINESES (MEAN %) 33.3 28.6 25.9 39.3 51.9 55.0 70.7 64.5 52.0 47.1 18.2 27.3 33.3 WIND SPEED (MEAN KNOTS) 1.5 1.4 2.7 2.8 2.7 4.0 4.1 3.1 2.5 1.7 1.1 1.1 2.4 FASTEST WIND DIRECTION 230 330 360 240 130 350 50 160 120 150 330 270 240 FASTEST WIND SPEED (KNOTS) 16 17 16 22 17 18 16 14 16 13 15 20 22 DAY 6 19 27 16 5 11 9 23 5 6 25 26 DAYS WITH SKY CLEAR (0-2)/8 15 5 4 8 10 27 31 30 27 17 6 17 197 DAYS WITH P.CLOUDY (3-6)/8 9 12 12 11 14 3 0 1 2 12 20 8 104 DAYS WITH CLOUDY (7-8)/8 7 12 15 11 7 0 0 0 1 2 4 6 65 DAYS WITH VISIBILITY =< 2 KM 9 11 6 0 0 0 1 0 0 0 1 5 33 DURATION OF SUNSHINE HOURS 140.6 109.1 138.1 192.3 272.6 339.1 365.3 355.6 303.1 238.4 159.9 165.0 2779.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.2 905.5 903.1 901.0 902.1 900.0 898.8 900.6 903.7 905.5 906.4 905.4 903.1 MAX. QFE PRESSURE IN HPA 913.8 914.5 913.0 911.3 909.3 908.5 905.6 910.5 912.4 912.3 914.5 914.1 914.5 DAY-HOUR 15-18 1- 6 28- 6 2- 6 16- 6 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 MIN. QFE PRESSURE IN HPA 895.5 893.2 886.2 893.0 897.1 890.2 894.2 894.5 895.3 897.7 898.4 895.6 886.2 DAY-HOUR 7- 0 18-21 2-18 16-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 3 MEAN QNH PRESSURE IN HPA 1020.0 1020.3 1017.7 1015.3 1016.5 1014.2 1012.9 1014.9 1018.3 1020.4 1021.2 1020.2 1017.7 MAX. QNH PRESSURE IN HPA 1029.5 1030.2 1028.6 1026.7 1024.5 1023.6 1020.4 1025.8 1027.9 1027.8 1030.2 1029.8 1030.2 DAY-HOUR 15-18 1- 6 28- 6 2- 6 16- 6 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 MIN. QNH PRESSURE IN HPA 1009.3 1006.8 999.0 1006.5 1011.1 1003.5 1007.9 1008.2 1009.1 1011.7 1012.5 1009.4 999.0 DAY-HOUR 7- 0 18-21 2-18 16-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 3 MEAN QFF PRESSURE IN HPA 1024.5 1024.5 1018.1 1011.3 1011.3 1007.5 1005.1 1008.2 1013.6 1018.3 1020.7 1022.1 1015.4 MAX. QFF PRESSURE IN HPA 1036.4 1039.7 1029.9 1025.7 1019.8 1019.7 1012.4 1020.7 1023.2 1027.0 1030.3 1033.2 1039.7 DAY-HOUR 31-21 3- 3 28- 6 2- 6 16-18 1-18 18- 6 30-18 26- 6 31- 3 5- 6 17- 3 MIN. QFF PRESSURE IN HPA 1008.6 1007.3 997.3 1001.0 1003.7 995.4 1000.6 1000.8 1003.0 1005.1 1010.7 1008.9 995.4 DAY-HOUR 7- 0 18-21 2-21 26-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.8 905.2 902.6 901.1 901.9 900.0 898.7 900.3 903.7 905.5 906.3 905.2 902.9 MAX. QFE PRESSURE IN HPA 913.2 913.0 910.2 910.5 906.8 907.5 904.0 909.5 911.4 909.9 913.6 912.1 913.6 DAY 16 1 28 2 17 2 18 31 26 7 3 17 MIN. QFE PRESSURE IN HPA 895.5 893.3 887.7 893.3 897.1 893.2 895.7 895.8 898.8 898.6 898.9 896.3 887.7 DAY 7 19 3 27 6 17 3 20 14 5 25 12 MEAN QNH PRESSURE IN HPA 1019.5 1020.0 1017.2 1015.4 1016.3 1014.2 1012.8 1014.6 1018.4 1020.4 1021.2 1019.9 1017.5 MAX. QNH PRESSURE IN HPA 1028.8 1028.6 1025.5 1025.8 1021.7 1022.5 1018.7 1024.7 1026.8 1025.2 1029.2 1027.6 1029.2 DAY 16 1 28 2 17 2 18 31 26 7 3 17 MIN. QNH PRESSURE IN HPA 1009.3 1006.9 1000.7 1006.9 1011.1 1006.8 1009.5 1009.6 1012.9 1012.7 1013.0 1010.2 1000.7 DAY 7 19 3 27 6 17 3 20 14 5 25 12 MEAN QFF PRESSURE IN HPA 1023.5 1024.0 1017.5 1011.3 1011.1 1007.7 1005.2 1007.9 1013.6 1018.0 1020.1 1021.3 1015.1 MAX. QFF PRESSURE IN HPA 1034.5 1037.0 1025.8 1024.9 1017.9 1019.1 1010.5 1019.2 1021.7 1025.7 1028.1 1031.5 1037.0 DAY 16 3 8 2 17 2 12 31 26 22 3 21 MIN. QFF PRESSURE IN HPA 1008.6 1007.7 999.1 1001.2 1003.7 998.6 1002.0 1001.8 1006.3 1005.4 1011.5 1008.9 998.6 DAY 7 19 3 27 6 17 16 1 22 5 10 12 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.0 905.4 903.3 901.8 902.7 900.9 899.6 901.3 904.4 906.2 906.7 905.7 903.6 MAX. QFE PRESSURE IN HPA 912.1 913.5 911.4 911.1 908.8 908.1 905.5 909.4 912.0 911.8 914.0 912.8 914.0 DAY 16 1 28 2 26 2 18 31 26 7 3 17 MIN. QFE PRESSURE IN HPA 895.7 893.9 889.0 894.0 897.3 893.7 896.6 896.6 899.7 900.1 898.9 895.6 889.0 DAY 7 12 19 16 10 17 3 20 14 5 25 12 MEAN QNH PRESSURE IN HPA 1019.8 1020.2 1017.9 1016.3 1017.2 1015.3 1013.8 1015.7 1019.1 1021.1 1021.7 1020.5 1018.2 MAX. QNH PRESSURE IN HPA 1027.6 1029.1 1026.8 1026.5 1023.9 1023.2 1020.3 1024.6 1027.5 1027.3 1029.7 1028.4 1029.7 DAY 16 1 28 2 26 2 18 31 26 7 3 17 MIN. QNH PRESSURE IN HPA 1009.5 1007.5 1002.1 1007.6 1011.3 1007.3 1010.5 1010.5 1013.9 1014.4 1013.0 1009.4 1002.1 DAY 7 12 19 16 10 17 3 20 14 5 25 12 MEAN QFF PRESSURE IN HPA 1025.2 1025.3 1019.1 1012.8 1012.3 1008.6 1006.3 1009.6 1015.6 1020.3 1022.3 1023.6 1016.7 MAX. QFF PRESSURE IN HPA 1033.8 1039.7 1027.9 1025.3 1018.3 1019.3 1012.0 1020.1 1023.2 1027.0 1030.0 1033.2 1039.7 DAY 16 3 28 2 26 2 18 31 26 31 3 17 MIN. QFF PRESSURE IN HPA 1011.0 1009.8 1000.9 1003.1 1005.9 999.3 1003.1 1004.0 1009.9 1009.3 1013.4 1009.5 999.3 DAY 7 12 19 16 10 17 3 1 22 5 10 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 906.2 904.1 901.9 903.1 901.0 899.5 901.7 904.9 906.7 907.6 906.8 904.1 MAX. QFE PRESSURE IN HPA 912.9 914.5 913.0 911.3 909.3 908.5 905.6 909.6 912.4 912.3 914.5 914.1 914.5 DAY 15 1 28 2 16 2 18 31 26 7 3 17 MIN. QFE PRESSURE IN HPA 896.7 894.8 889.0 893.6 897.3 893.4 896.1 896.7 899.6 901.1 900.1 896.6 889.0 DAY 7 12 19 16 10 17 3 20 21 4 25 12 MEAN QNH PRESSURE IN HPA 1021.0 1021.1 1018.8 1016.4 1017.6 1015.4 1013.7 1016.1 1019.7 1021.6 1022.6 1021.8 1018.8 MAX. QNH PRESSURE IN HPA 1028.5 1030.2 1028.6 1026.7 1024.5 1023.6 1020.4 1024.8 1027.9 1027.8 1030.2 1029.8 1030.2 DAY 15 1 28 2 16 2 18 31 26 7 3 17 MIN. QNH PRESSURE IN HPA 1010.6 1008.5 1002.1 1007.2 1011.3 1007.0 1010.0 1010.6 1013.8 1015.5 1014.4 1010.5 1002.1 DAY 7 12 19 16 10 17 3 20 21 4 25 12 MEAN QFF PRESSURE IN HPA 1025.5 1025.4 1019.3 1012.3 1012.4 1008.6 1005.8 1009.3 1014.7 1019.3 1022.0 1023.7 1016.5 MAX. QFF PRESSURE IN HPA 1034.2 1038.5 1029.9 1025.7 1019.2 1019.1 1012.4 1020.5 1023.2 1025.5 1030.3 1033.0 1038.5 DAY 15 3 28 2 16 2 18 31 26 23 5 17 MIN. QFF PRESSURE IN HPA 1010.0 1011.0 999.3 1001.5 1006.1 999.1 1002.5 1003.5 1008.9 1008.5 1014.1 1009.9 999.1 DAY 7 12 19 16 10 17 31 20 21 5 25 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.8 905.3 903.1 900.7 901.9 899.9 898.5 900.4 903.5 904.8 905.7 904.9 902.8 MAX. QFE PRESSURE IN HPA 911.9 912.9 912.0 909.3 908.8 907.6 904.5 908.7 910.5 910.4 913.0 912.1 913.0 DAY 15 1 28 2 16 1 18 30 26 7 3 17 MIN. QFE PRESSURE IN HPA 896.7 895.2 888.5 893.8 897.2 891.9 895.0 895.4 897.3 899.2 899.3 897.4 888.5 DAY 7 12 19 16 10 17 3 20 21 5 25 12 MEAN QNH PRESSURE IN HPA 1019.5 1020.1 1017.7 1015.0 1016.4 1014.2 1012.6 1014.7 1018.1 1019.6 1020.6 1019.7 1017.3 MAX. QNH PRESSURE IN HPA 1027.4 1028.5 1027.5 1024.5 1023.9 1022.6 1019.2 1023.8 1025.8 1025.7 1028.6 1027.6 1028.6 DAY 15 1 28 2 16 1 18 30 26 7 3 17 MIN. QNH PRESSURE IN HPA 1010.6 1009.0 1001.6 1007.4 1011.2 1005.3 1008.7 1009.2 1011.3 1013.4 1013.5 1011.4 1001.6 DAY 7 12 19 16 10 17 3 20 21 5 25 12 MEAN QFF PRESSURE IN HPA 1023.5 1024.0 1017.7 1010.5 1010.8 1007.3 1004.7 1007.6 1012.6 1016.8 1019.3 1020.8 1014.6 MAX. QFF PRESSURE IN HPA 1032.9 1037.5 1028.2 1022.9 1019.0 1017.7 1010.9 1017.7 1021.0 1023.6 1027.9 1030.3 1037.5 DAY 15 2 28 2 16 2 18 30 26 23 5 17 MIN. QFF PRESSURE IN HPA 1009.4 1010.6 998.8 1001.6 1006.5 997.4 1001.0 1001.4 1005.3 1006.2 1012.3 1012.2 997.4 DAY 7 12 19 16 23 17 31 20 21 5 23 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.4 904.6 902.2 899.6 900.8 898.8 897.7 899.3 902.2 903.9 905.0 904.3 901.9 MAX. QFE PRESSURE IN HPA 912.1 912.8 910.8 907.4 908.0 907.0 903.5 907.7 908.8 909.1 912.2 911.6 912.8 DAY 15 1 28 1 16 1 18 30 26 7 3 17 MIN. QFE PRESSURE IN HPA 898.3 894.7 888.1 893.0 897.3 890.2 894.2 894.5 895.3 897.7 898.4 896.8 888.1 DAY 6 18 2 16 23 17 3 20 21 4 15 10 MEAN QNH PRESSURE IN HPA 1019.1 1019.3 1016.6 1013.8 1015.1 1012.9 1011.7 1013.5 1016.7 1018.5 1019.8 1019.0 1016.3 MAX. QNH PRESSURE IN HPA 1027.6 1028.4 1026.1 1022.4 1023.1 1022.0 1018.1 1022.7 1023.9 1024.3 1027.7 1027.0 1028.4 DAY 15 1 28 1 16 1 18 30 26 7 3 17 MIN. QNH PRESSURE IN HPA 1012.4 1008.4 1001.1 1006.5 1011.3 1003.5 1007.9 1008.2 1009.1 1011.7 1012.5 1010.7 1001.1 DAY 6 18 2 16 23 17 3 20 21 4 15 10 MEAN QFF PRESSURE IN HPA 1023.2 1023.2 1016.7 1009.6 1009.9 1006.4 1004.1 1006.8 1011.7 1016.1 1018.6 1020.3 1013.9 MAX. QFF PRESSURE IN HPA 1033.2 1036.3 1026.2 1020.3 1018.3 1017.2 1010.0 1016.5 1019.7 1023.4 1027.3 1030.3 1036.3 DAY 15 2 15 1 16 1 18 30 26 21 5 20 MIN. QFF PRESSURE IN HPA 1012.6 1008.8 999.8 1001.0 1005.2 995.4 1000.6 1000.8 1003.0 1005.1 1010.7 1011.0 995.4 DAY 6 18 2 26 23 17 3 20 21 4 15 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.3 905.4 902.8 900.0 901.3 898.8 898.0 899.7 902.8 905.1 906.1 905.2 902.5 MAX. QFE PRESSURE IN HPA 913.0 913.4 909.9 908.7 907.7 907.0 903.5 908.4 908.9 909.5 913.6 913.0 913.6 DAY 15 1 28 1 16 1 18 30 26 7 3 17 MIN. QFE PRESSURE IN HPA 898.0 894.1 887.2 893.7 897.5 890.6 894.6 894.9 895.6 897.8 900.4 897.0 887.2 DAY 6 18 2 26 23 17 3 19 21 4 15 12 MEAN QNH PRESSURE IN HPA 1020.1 1020.2 1017.3 1014.2 1015.7 1013.0 1012.1 1013.9 1017.3 1019.9 1021.0 1020.0 1017.0 MAX. QNH PRESSURE IN HPA 1028.6 1029.0 1025.2 1023.8 1022.7 1022.0 1018.1 1023.5 1024.1 1024.7 1029.2 1028.6 1029.2 DAY 15 1 28 1 16 1 18 30 26 7 3 17 MIN. QNH PRESSURE IN HPA 1012.0 1007.8 1000.1 1007.3 1011.5 1003.9 1008.3 1008.6 1009.4 1011.8 1014.7 1010.9 1000.1 DAY 6 18 2 26 23 17 3 19 21 4 15 12 MEAN QFF PRESSURE IN HPA 1025.5 1025.1 1018.3 1010.6 1010.8 1006.4 1004.6 1007.8 1013.6 1019.0 1021.5 1023.0 1015.5 MAX. QFF PRESSURE IN HPA 1035.0 1038.8 1026.8 1021.8 1018.9 1017.5 1010.5 1018.7 1020.8 1024.9 1029.6 1032.8 1038.8 DAY 15 3 15 1 16 1 18 30 11 23 5 17 MIN. QFF PRESSURE IN HPA 1015.0 1008.5 999.6 1002.1 1005.4 996.1 1000.9 1001.7 1005.1 1007.3 1014.2 1011.5 996.1 DAY 6 18 2 26 23 17 3 20 21 4 15 12 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.8 906.1 903.6 901.5 902.7 900.3 899.2 901.3 904.2 906.3 906.9 905.8 903.6 MAX. QFE PRESSURE IN HPA 913.8 913.6 910.3 910.8 908.6 908.3 904.2 910.5 909.8 910.3 913.9 913.0 913.9 DAY 15 1 28 1 16 1 18 30 25 30 2 16 MIN. QFE PRESSURE IN HPA 897.4 895.7 886.2 894.3 898.6 894.1 895.7 896.0 897.6 898.5 900.7 897.4 886.2 DAY 6 18 2 26 23 17 2 19 21 4 9 11 MEAN QNH PRESSURE IN HPA 1020.7 1021.0 1018.2 1015.9 1017.2 1014.6 1013.4 1015.7 1018.8 1021.1 1021.9 1020.7 1018.3 MAX. QNH PRESSURE IN HPA 1029.5 1029.2 1025.6 1026.1 1023.7 1023.4 1018.9 1025.8 1025.0 1025.6 1029.6 1028.6 1029.6 DAY 15 1 28 1 16 1 18 30 25 30 2 16 MIN. QNH PRESSURE IN HPA 1011.4 1009.5 999.0 1008.0 1012.7 1007.8 1009.5 1009.8 1011.6 1012.6 1015.0 1011.4 999.0 DAY 6 18 2 26 23 17 2 19 21 4 9 11 MEAN QFF PRESSURE IN HPA 1025.2 1025.3 1018.6 1011.9 1011.9 1007.8 1005.5 1009.0 1013.9 1019.0 1021.3 1022.7 1016.0 MAX. QFF PRESSURE IN HPA 1036.2 1038.5 1027.0 1024.0 1019.8 1019.7 1011.3 1020.7 1020.8 1025.8 1029.3 1032.6 1038.5 DAY 31 1 28 1 16 1 18 30 26 21 5 20 MIN. QFF PRESSURE IN HPA 1011.5 1009.9 998.4 1002.7 1006.3 999.7 1002.3 1002.9 1006.1 1005.9 1012.9 1010.8 998.4 DAY 6 18 2 16 23 17 3 19 21 4 9 12 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.5 905.5 903.2 901.4 902.4 900.0 898.8 900.8 903.8 906.1 906.6 905.4 903.3 MAX. QFE PRESSURE IN HPA 913.5 913.2 910.2 910.2 908.2 907.7 903.8 910.2 911.0 909.9 913.9 912.6 913.9 DAY 31 1 27 1 16 1 17 30 25 6 2 16 MIN. QFE PRESSURE IN HPA 897.0 893.2 886.2 894.0 898.5 894.1 895.5 895.8 898.5 898.6 900.2 897.0 886.2 DAY 6 18 2 26 23 16 2 19 21 4 9 11 MEAN QNH PRESSURE IN HPA 1020.3 1020.3 1017.8 1015.8 1016.9 1014.2 1013.0 1015.1 1018.5 1020.9 1021.6 1020.2 1017.9 MAX. QNH PRESSURE IN HPA 1029.1 1028.8 1025.5 1025.5 1023.3 1022.7 1018.4 1025.5 1026.4 1025.2 1029.6 1028.1 1029.6 DAY 31 1 27 1 16 1 17 30 25 6 2 16 MIN. QNH PRESSURE IN HPA 1010.9 1006.8 999.0 1007.6 1012.6 1007.8 1009.3 1009.6 1012.6 1012.7 1014.5 1010.9 999.0 DAY 6 18 2 26 23 16 2 19 21 4 9 11 MEAN QFF PRESSURE IN HPA 1024.4 1024.2 1017.8 1011.4 1011.3 1007.4 1005.0 1008.2 1013.2 1018.3 1020.4 1021.4 1015.2 MAX. QFF PRESSURE IN HPA 1036.4 1038.0 1026.4 1023.5 1019.1 1019.0 1010.9 1019.6 1020.6 1025.7 1028.1 1031.3 1038.0 DAY 31 1 7 1 16 1 18 30 25 21 5 20 MIN. QFF PRESSURE IN HPA 1010.4 1007.3 997.3 1001.8 1005.7 999.8 1001.3 1002.6 1005.8 1005.3 1012.0 1011.0 997.3 DAY 6 18 2 26 5 16 31 19 21 4 9 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1981 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.5 5.0 10.5 13.9 18.6 23.0 26.2 24.0 19.7 12.2 8.3 3.9 14.1 MINIMUN AIR TEMPERATURE (C) -1.7 -0.5 4.1 7.9 11.9 14.9 18.2 14.7 10.2 4.5 0.7 -1.4 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 2 0 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 11 8 0 1 0 0 0 0 0 0 0 7 27 DAYS WITH FREEZING MIN.<= 0 24 16 7 3 0 0 0 0 0 4 17 21 92 TEMPERATURE RECORDS LOWEST(C) -7.0 -7.0 -3.0 -7.0 8.0 9.0 15.0 12.0 4.0 -2.0 -3.0 -9.0 -9.0 DAY 10 4 5 3 19 3 23 24 24 31 24 31 MAXIMUM AIR TEMPERATURE (C) 10.9 11.6 17.8 20.6 25.8 30.7 33.9 32.7 29.7 21.0 18.5 11.8 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 6 20 28 31 16 0 0 0 104 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 20.0 19.0 25.0 31.0 33.0 36.0 39.0 36.0 38.0 26.0 28.0 21.0 39.0 DAY 19 8 27 17 28 17 12 8 15 12 4 17 DIF. BETWEEN (MAX.-MIN.) (C) 12.6 12.1 13.7 12.7 13.9 15.8 15.7 18.0 19.5 16.5 17.8 13.2 15.1 MEAN DAILY TEMP. (MDT) (C) 4.6 5.6 10.9 14.2 18.9 22.8 26.0 23.7 19.9 12.7 9.6 5.2 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.0 5.5 67.5 156.5 85.0 34.0 0.0 0.0 0.0 351.5 HEATING DEG. DAYS(BASE 18 0C) 415.0 347.5 210.5 122.5 21.0 0.0 0.0 0.0 25.5 164.0 251.0 397.0 1954.0 DEWPOINT (MEAN C) -1.6 -0.7 4.2 7.1 9.9 10.2 13.9 11.5 8.4 5.0 1.3 -0.3 5.7 MIXING RATIO (G/KG) 3.83 4.14 5.95 7.41 8.61 9.04 11.26 9.61 7.90 6.24 4.73 4.24 6.91 VAPOUR PRESSURE (HPA) 5.53 5.98 8.52 10.60 12.30 12.88 15.96 13.69 11.34 9.01 6.82 6.12 9.90 SATURATION DEF. (HPA) 2.76 3.25 4.96 6.63 10.25 16.63 19.82 17.98 13.98 6.22 5.21 2.57 9.19 RELATIVE HUMIDITY (MEAN %) 73 70 69 67 61 48 50 48 52 65 64 77 62 RELATIVE HUMIDITY (MAX. %) 90 89 91 88 83 70 70 70 74 86 86 91 82 RELATIVE HUMIDITY (MIN. %) 49 49 45 46 38 29 32 28 30 42 41 58 41 RELATIVE HUMIDITY (MEAN% 03UTC) 88 85 87 84 73 60 64 68 72 85 83 88 78 RELATIVE HUMIDITY (MEAN% 09UTC) 56 55 51 53 43 32 36 32 36 46 45 61 46 RELATIVE HUMIDITY (MEAN% 15UTC) 72 66 60 59 54 39 38 35 43 61 62 77 56 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 30.2 26.3 51.7 70.0 66.8 22.0 1.8 0.0 15.6 21.1 7.0 38.2 350.7 DAYS WITH PRECIPITATION >=10 1 1 2 2 3 1 0 0 1 1 0 2 14 DAYS WITH PRECIPITATION >= 5 3 1 4 4 5 1 0 0 1 2 1 4 26 DAYS WITH PRECIPITATION >= 1 6 8 8 8 5 3 1 0 1 4 2 4 50 DAYS WITH PRECIPITATION 7 14 13 17 10 6 4 0 1 9 2 7 90 GREATEST DAILY PRECIPITATION 11.0 11.0 16.0 25.0 27.0 18.0 1.0 0.0 15.6 11.0 6.0 14.0 27.0 DAY 22 22 4 18 3 25 21 ** 23 17 23 27 DAY WITH THUNDER STORM 0 0 4 6 5 4 1 0 0 2 0 0 22 DAYS WITH SNOW OR SLEET 4 5 0 1 0 0 0 0 0 0 0 6 16 DAYS WITH DUST 0 1 0 4 2 0 1 2 7 0 3 0 20 WIND DIRECTION (PREVAILING) 135 135 135 135 135 315 45 45 90 90 135 315 90 PREVAILING WIND SPEED(KNOTS) 5.7 6.0 6.5 8.4 6.8 7.9 9.2 9.3 8.9 6.5 8.0 10.8 8.2 PREVAILING WIND PERCENT 4.8 11.2 9.7 13.8 15.7 12.5 18.1 23.8 13.3 6.9 5.8 2.0 7.0 CALMS PERCENT OF WIND 81.5 68.3 61.7 52.5 53.2 55.0 51.2 61.7 60.4 81.0 81.3 95.6 67.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 301 152 165 103 89 17 27 62 92 109 138 326 63 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.2 0.2 0.6 1.1 1.5 2.9 3.0 2.1 0.8 0.5 0.2 0.8 WIND STEADINESES (MEAN %) 23.1 8.7 6.9 15.8 28.9 45.5 63.0 85.7 67.7 61.5 31.3 50.0 30.8 WIND SPEED (MEAN KNOTS) 1.3 2.3 2.9 3.8 3.8 3.3 4.6 3.5 3.1 1.3 1.6 0.4 2.6 FASTEST WIND DIRECTION 320 310 310 310 300 340 340 60 80 90 120 300 320 FASTEST WIND SPEED (KNOTS) 25 20 25 20 25 15 18 18 17 13 18 20 25 DAY 22 22 16 6 29 5 13 31 2 19 6 7 DAYS WITH SKY CLEAR (0-2)/8 13 8 9 8 14 17 25 31 27 21 19 9 201 DAYS WITH P.CLOUDY (3-6)/8 10 6 10 11 12 13 5 0 2 4 10 14 97 DAYS WITH CLOUDY (7-8)/8 8 14 12 11 5 0 1 0 1 6 1 8 67 DAYS WITH VISIBILITY =< 2 KM 8 3 2 1 3 0 0 0 1 3 7 13 41 DURATION OF SUNSHINE HOURS 142.9 96.9 172.5 185.0 269.7 297.6 339.9 360.8 291.5 224.4 196.2 119.3 2696.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.1 903.5 901.5 901.7 902.0 900.3 898.3 900.6 905.4 908.7 905.6 905.9 903.2 MAX. QFE PRESSURE IN HPA 915.7 910.5 913.5 911.7 912.7 907.1 904.1 905.2 912.7 915.7 914.4 914.8 915.7 DAY-HOUR 9- 6 28-18 8- 6 10-18 22- 6 9- 6 30- 6 31-18 27- 6 25- 6 16- 6 1-18 MIN. QFE PRESSURE IN HPA 894.3 893.0 886.5 890.3 891.3 891.3 894.0 895.8 898.4 901.6 896.6 898.2 886.5 DAY-HOUR 3-12 1-12 28- 9 29-12 13-12 5- 9 6- 0 13-12 17-12 16-12 23- 0 19- 0 MEAN QNH PRESSURE IN HPA 1019.8 1018.1 1015.9 1016.1 1016.4 1014.6 1012.4 1014.9 1020.2 1023.8 1020.4 1020.7 1017.8 MAX. QNH PRESSURE IN HPA 1031.6 1025.8 1029.1 1027.1 1028.2 1022.1 1018.8 1020.0 1028.2 1031.6 1030.1 1030.6 1031.6 DAY-HOUR 9- 6 28-18 8- 6 10-18 22- 6 9- 6 30- 6 31-18 27- 6 25- 6 16- 6 1-18 MIN. QNH PRESSURE IN HPA 1008.0 1006.5 999.4 1003.6 1004.7 1004.7 1007.6 1009.6 1012.5 1016.0 1010.5 1012.3 999.4 DAY-HOUR 3-12 1-12 28- 9 29-12 13-12 5- 9 6- 0 13-12 17-12 16-12 23- 0 19- 0 MEAN QFF PRESSURE IN HPA 1022.1 1019.6 1014.9 1013.6 1011.9 1008.4 1004.7 1008.2 1015.4 1022.2 1020.5 1022.8 1015.4 MAX. QFF PRESSURE IN HPA 1034.4 1029.6 1029.8 1027.0 1024.6 1018.0 1011.9 1013.8 1026.7 1032.7 1031.9 1033.0 1034.4 DAY-HOUR 9- 3 4- 6 1- 3 10-18 22- 6 1- 6 30- 3 31-18 23-18 25- 3 16- 3 1-18 MIN. QFF PRESSURE IN HPA 1009.6 1008.4 994.5 998.4 998.6 996.8 999.5 1002.7 1005.1 1011.9 1008.1 1011.4 994.5 DAY-HOUR 3-21 1-12 28- 9 30-12 13-12 5- 9 6- 0 13-12 17-12 14-12 5-21 19- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.9 903.0 901.4 901.6 901.6 900.5 898.2 900.4 905.4 908.6 905.5 905.8 903.1 MAX. QFE PRESSURE IN HPA 914.1 908.9 910.8 910.3 911.9 906.1 902.8 904.0 910.7 914.8 913.3 913.7 914.8 DAY 9 28 9 11 22 9 30 4 27 25 16 2 MIN. QFE PRESSURE IN HPA 895.5 895.4 888.7 892.3 891.9 893.4 894.0 897.3 900.7 902.6 896.6 898.2 888.7 DAY 4 3 13 30 1 5 6 14 18 17 23 19 MEAN QNH PRESSURE IN HPA 1019.6 1017.5 1015.7 1016.0 1016.0 1014.8 1012.3 1014.7 1020.2 1023.7 1020.4 1020.7 1017.6 MAX. QNH PRESSURE IN HPA 1029.8 1024.1 1026.1 1025.6 1027.4 1021.0 1017.3 1018.7 1026.0 1030.6 1028.9 1029.3 1030.6 DAY 9 28 9 11 22 9 30 4 27 25 16 2 MIN. QNH PRESSURE IN HPA 1009.3 1009.2 1001.8 1005.8 1005.3 1007.0 1007.6 1011.3 1015.0 1017.1 1010.5 1012.3 1001.8 DAY 4 3 13 30 1 5 6 14 18 17 23 19 MEAN QFF PRESSURE IN HPA 1021.2 1018.6 1014.6 1013.3 1011.4 1008.6 1004.7 1008.0 1015.3 1021.8 1020.0 1022.1 1015.0 MAX. QFF PRESSURE IN HPA 1031.2 1027.4 1027.1 1025.2 1023.0 1017.1 1010.4 1012.4 1025.3 1030.2 1029.2 1031.4 1031.4 DAY 15 24 1 11 22 9 30 4 24 25 16 2 MIN. QFF PRESSURE IN HPA 1010.8 1010.2 999.4 1001.4 999.9 998.9 999.5 1004.5 1008.1 1013.1 1008.8 1011.4 998.9 DAY 4 11 13 30 1 5 6 15 18 17 23 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.2 903.5 902.1 902.1 902.5 901.3 899.1 901.2 906.2 909.0 906.0 906.3 903.7 MAX. QFE PRESSURE IN HPA 914.6 909.0 911.1 911.5 912.1 906.9 903.8 904.1 911.8 915.3 914.0 913.9 915.3 DAY 9 28 8 11 22 1 30 3 27 25 16 2 MIN. QFE PRESSURE IN HPA 897.0 894.8 889.7 892.0 893.6 893.8 895.5 898.3 901.2 902.8 897.7 899.0 889.7 DAY 3 3 13 6 1 5 6 14 17 17 23 19 MEAN QNH PRESSURE IN HPA 1019.9 1018.1 1016.5 1016.6 1017.0 1015.7 1013.2 1015.6 1021.1 1024.2 1020.9 1021.2 1018.3 MAX. QNH PRESSURE IN HPA 1030.3 1024.2 1026.5 1026.9 1027.6 1021.9 1018.4 1018.8 1027.3 1031.1 1029.7 1029.6 1031.1 DAY 9 28 8 11 22 1 30 3 27 25 16 2 MIN. QNH PRESSURE IN HPA 1010.9 1008.5 1002.9 1005.4 1007.2 1007.4 1009.3 1012.4 1015.6 1017.3 1011.7 1013.1 1002.9 DAY 3 3 13 6 1 5 6 14 17 17 23 19 MEAN QFF PRESSURE IN HPA 1023.0 1020.3 1016.4 1014.6 1012.7 1009.6 1005.7 1009.5 1017.3 1023.7 1022.4 1024.2 1016.6 MAX. QFF PRESSURE IN HPA 1034.4 1028.8 1029.8 1026.9 1023.7 1017.5 1011.9 1013.0 1026.4 1032.7 1031.9 1032.1 1034.4 DAY 9 4 1 11 22 1 30 31 24 25 16 2 MIN. QFF PRESSURE IN HPA 1014.8 1011.3 1000.1 1003.0 1001.1 1000.0 1001.0 1005.9 1009.8 1014.7 1011.8 1013.9 1000.0 DAY 4 3 28 6 16 5 6 14 17 15 23 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 904.6 902.8 902.7 902.8 901.3 899.2 901.5 906.6 909.7 906.8 907.3 904.3 MAX. QFE PRESSURE IN HPA 915.7 910.1 913.5 911.7 912.7 907.1 904.1 904.9 912.7 915.7 914.4 914.1 915.7 DAY 9 4 8 11 22 9 30 31 27 25 16 2 MIN. QFE PRESSURE IN HPA 897.1 895.5 889.5 892.3 893.3 892.8 896.3 898.7 901.5 904.3 899.8 900.0 889.5 DAY 3 1 28 6 16 5 11 13 17 15 23 19 MEAN QNH PRESSURE IN HPA 1021.2 1019.3 1017.3 1017.2 1017.4 1015.7 1013.4 1015.9 1021.5 1025.0 1021.7 1022.3 1019.0 MAX. QNH PRESSURE IN HPA 1031.6 1025.4 1029.1 1027.1 1028.2 1022.1 1018.8 1019.7 1028.2 1031.6 1030.1 1029.8 1031.6 DAY 9 4 8 11 22 9 30 31 27 25 16 2 MIN. QNH PRESSURE IN HPA 1011.1 1009.3 1002.7 1005.8 1006.9 1006.3 1010.2 1012.8 1015.9 1019.0 1014.0 1014.3 1002.7 DAY 3 1 28 6 16 5 11 13 17 15 23 19 MEAN QFF PRESSURE IN HPA 1023.7 1021.0 1016.4 1014.8 1013.0 1009.5 1005.6 1008.9 1016.3 1023.1 1021.8 1024.5 1016.5 MAX. QFF PRESSURE IN HPA 1033.7 1029.6 1029.0 1026.9 1024.6 1018.0 1011.9 1013.7 1025.3 1031.8 1030.8 1032.8 1033.7 DAY 9 4 8 11 22 1 30 31 23 25 16 2 MIN. QFF PRESSURE IN HPA 1014.9 1011.7 998.1 1002.7 1000.3 998.1 1001.6 1005.5 1009.0 1015.3 1012.0 1014.1 998.1 DAY 3 1 28 6 16 5 11 13 17 14 5 19 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.8 903.5 901.4 901.6 901.8 900.2 898.3 900.3 905.2 908.3 905.1 905.5 903.0 MAX. QFE PRESSURE IN HPA 913.6 909.3 912.9 910.8 910.7 906.3 902.8 903.7 911.7 913.8 912.6 912.1 913.8 DAY 9 4 8 10 22 9 30 3 27 24 16 1 MIN. QFE PRESSURE IN HPA 894.9 894.0 886.5 892.1 892.3 891.3 895.4 897.3 899.9 902.9 899.1 898.8 886.5 DAY 3 1 28 6 16 5 2 13 17 15 5 19 MEAN QNH PRESSURE IN HPA 1019.5 1018.1 1015.8 1016.0 1016.3 1014.5 1012.3 1014.6 1019.9 1023.4 1019.9 1020.3 1017.5 MAX. QNH PRESSURE IN HPA 1029.2 1024.5 1028.5 1026.1 1026.0 1021.2 1017.3 1018.3 1027.1 1029.5 1028.1 1027.6 1029.5 DAY 9 4 8 10 22 9 30 3 27 24 16 1 MIN. QNH PRESSURE IN HPA 1008.6 1007.6 999.4 1005.5 1005.8 1004.7 1009.2 1011.3 1014.1 1017.4 1013.3 1012.9 999.4 DAY 3 1 28 6 16 5 2 13 17 15 5 19 MEAN QFF PRESSURE IN HPA 1021.3 1019.2 1014.5 1013.2 1011.5 1008.1 1004.5 1007.5 1014.4 1021.0 1019.1 1021.7 1014.7 MAX. QFF PRESSURE IN HPA 1031.1 1028.0 1028.6 1025.6 1022.0 1016.6 1010.6 1011.8 1025.5 1028.7 1028.6 1030.7 1031.1 DAY 9 28 8 3 22 9 30 31 23 24 26 30 MIN. QFF PRESSURE IN HPA 1010.9 1009.2 994.5 1000.7 999.3 996.8 1000.7 1003.9 1006.2 1013.0 1008.4 1011.5 994.5 DAY 3 1 28 29 16 5 11 14 17 16 5 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.1 902.5 900.1 900.4 900.7 899.0 897.2 899.3 903.9 907.4 904.4 904.8 902.0 MAX. QFE PRESSURE IN HPA 913.2 908.8 910.4 909.0 909.3 904.8 901.3 903.1 910.9 913.4 911.8 912.1 913.4 DAY 9 28 8 10 21 9 30 3 27 24 26 1 MIN. QFE PRESSURE IN HPA 894.3 893.0 889.3 890.3 891.3 891.5 894.3 895.8 898.4 901.6 898.0 898.8 889.3 DAY 3 1 28 29 13 5 1 13 17 16 5 18 MEAN QNH PRESSURE IN HPA 1018.7 1017.0 1014.3 1014.6 1015.0 1013.1 1011.2 1013.5 1018.6 1022.4 1019.1 1019.5 1016.4 MAX. QNH PRESSURE IN HPA 1028.8 1023.9 1025.7 1024.2 1024.5 1019.5 1015.7 1017.7 1026.3 1029.0 1027.3 1027.6 1029.0 DAY 9 28 8 10 21 9 30 3 27 24 26 1 MIN. QNH PRESSURE IN HPA 1008.0 1006.5 1002.5 1003.6 1004.7 1004.9 1008.0 1009.6 1012.5 1016.0 1012.0 1012.9 1002.5 DAY 3 1 28 29 13 5 1 13 17 16 5 18 MEAN QFF PRESSURE IN HPA 1020.3 1018.1 1013.1 1011.9 1010.3 1006.8 1003.5 1006.8 1013.6 1020.5 1018.6 1020.9 1013.7 MAX. QFF PRESSURE IN HPA 1030.6 1027.1 1025.9 1024.1 1020.3 1015.1 1008.9 1011.6 1024.9 1028.7 1028.7 1029.7 1030.6 DAY 9 28 8 3 21 9 30 31 23 24 26 30 MIN. QFF PRESSURE IN HPA 1010.0 1008.4 1000.0 998.4 998.6 997.6 999.8 1002.7 1005.1 1011.9 1008.7 1012.5 997.6 DAY 25 1 28 30 13 5 11 13 17 14 5 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.9 903.5 900.7 901.0 901.3 899.4 897.5 899.9 904.5 908.4 905.3 905.6 902.7 MAX. QFE PRESSURE IN HPA 913.5 909.7 911.0 910.2 910.3 905.0 901.8 903.7 911.5 914.7 912.4 913.7 914.7 DAY 9 28 8 10 21 9 30 31 27 24 26 1 MIN. QFE PRESSURE IN HPA 894.3 894.5 891.0 890.5 893.1 893.5 894.3 896.2 898.6 902.6 897.8 899.4 890.5 DAY 3 1 28 29 16 15 1 13 17 16 5 18 MEAN QNH PRESSURE IN HPA 1019.6 1018.1 1015.0 1015.4 1015.7 1013.6 1011.5 1014.1 1019.3 1023.5 1020.1 1020.4 1017.2 MAX. QNH PRESSURE IN HPA 1029.1 1024.9 1026.4 1025.5 1025.6 1019.8 1016.2 1018.3 1026.9 1030.4 1027.9 1029.3 1030.4 DAY 9 28 8 10 21 9 30 31 27 24 26 1 MIN. QNH PRESSURE IN HPA 1008.0 1008.2 1004.3 1003.8 1006.6 1007.1 1008.0 1010.1 1012.7 1017.1 1011.8 1013.6 1003.8 DAY 3 1 28 29 16 15 1 13 17 16 5 18 MEAN QFF PRESSURE IN HPA 1022.7 1020.2 1014.6 1013.3 1011.4 1007.5 1004.0 1008.0 1015.4 1023.0 1021.6 1023.4 1015.4 MAX. QFF PRESSURE IN HPA 1033.6 1029.3 1028.0 1025.4 1021.6 1015.0 1009.8 1012.9 1026.1 1031.9 1030.7 1031.1 1033.6 DAY 9 4 5 10 21 9 30 31 23 24 26 1 MIN. QFF PRESSURE IN HPA 1011.7 1010.2 1001.8 999.8 1000.7 1000.1 999.8 1004.0 1006.6 1014.6 1010.2 1015.6 999.8 DAY 3 1 28 29 16 5 5 13 17 14 5 18 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.5 904.0 901.9 902.4 902.7 900.8 898.8 901.2 905.9 909.4 905.9 906.2 903.7 MAX. QFE PRESSURE IN HPA 913.7 910.5 912.3 911.7 912.0 906.6 903.8 905.2 912.4 915.4 913.0 914.8 915.4 DAY 9 28 8 10 21 1 29 31 27 24 26 1 MIN. QFE PRESSURE IN HPA 895.0 896.0 892.9 892.2 894.2 895.3 895.5 897.6 900.0 903.1 897.6 899.8 892.2 DAY 3 1 12 30 12 15 5 13 17 16 22 18 MEAN QNH PRESSURE IN HPA 1020.3 1018.7 1016.4 1016.8 1017.2 1015.1 1012.9 1015.6 1020.8 1024.6 1020.8 1021.1 1018.4 MAX. QNH PRESSURE IN HPA 1029.3 1025.8 1027.8 1027.1 1027.5 1021.5 1018.4 1020.0 1027.9 1031.2 1028.6 1030.6 1031.2 DAY 9 28 8 10 21 1 29 31 27 24 26 1 MIN. QNH PRESSURE IN HPA 1008.7 1009.8 1006.4 1005.7 1007.9 1009.1 1009.3 1011.6 1014.3 1017.7 1011.6 1014.0 1005.7 DAY 3 1 12 30 12 15 5 13 17 16 22 18 MEAN QFF PRESSURE IN HPA 1022.8 1020.3 1015.3 1014.4 1012.8 1008.9 1005.1 1008.7 1015.8 1022.8 1020.9 1023.4 1015.9 MAX. QFF PRESSURE IN HPA 1032.1 1029.5 1028.9 1027.0 1022.8 1017.8 1011.2 1013.8 1026.7 1031.1 1029.7 1033.0 1033.0 DAY 9 28 8 10 21 1 29 31 23 24 26 1 MIN. QFF PRESSURE IN HPA 1011.1 1010.7 1003.2 1001.2 1002.5 1002.1 1000.8 1004.6 1006.8 1014.4 1009.4 1014.6 1000.8 DAY 3 9 27 30 12 4 19 13 17 16 5 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.0 903.8 901.5 902.0 902.5 900.5 898.5 900.8 905.6 908.9 905.8 905.7 903.4 MAX. QFE PRESSURE IN HPA 913.7 910.0 912.1 911.3 912.0 906.2 903.4 905.2 911.2 915.1 912.8 914.2 915.1 DAY 8 28 8 10 21 1 29 31 27 24 15 1 MIN. QFE PRESSURE IN HPA 894.6 896.2 889.1 891.4 893.8 894.6 894.6 897.6 900.6 903.1 896.8 898.8 889.1 DAY 3 2 12 30 12 15 5 13 17 16 22 18 MEAN QNH PRESSURE IN HPA 1019.7 1018.5 1015.9 1016.5 1017.0 1014.8 1012.6 1015.1 1020.4 1024.1 1020.6 1020.5 1018.0 MAX. QNH PRESSURE IN HPA 1029.3 1025.3 1027.6 1026.7 1027.5 1021.1 1018.0 1020.0 1026.6 1030.9 1028.4 1029.9 1030.9 DAY 8 28 8 10 21 1 29 31 27 24 15 1 MIN. QNH PRESSURE IN HPA 1008.3 1010.1 1002.2 1004.8 1007.4 1008.3 1008.3 1011.6 1014.9 1017.7 1010.7 1012.9 1002.2 DAY 3 2 12 30 12 15 5 13 17 16 22 18 MEAN QFF PRESSURE IN HPA 1021.5 1019.6 1014.6 1013.6 1012.3 1008.3 1004.8 1008.1 1015.1 1021.9 1019.9 1022.0 1015.1 MAX. QFF PRESSURE IN HPA 1031.8 1028.8 1028.7 1026.3 1022.9 1017.1 1011.2 1013.6 1025.2 1030.1 1029.3 1031.9 1031.9 DAY 14 28 8 10 21 1 29 31 23 24 26 1 MIN. QFF PRESSURE IN HPA 1009.6 1010.7 999.2 998.9 1001.5 1000.8 1000.0 1004.5 1007.2 1013.4 1008.1 1012.3 998.9 DAY 3 1 12 30 12 4 5 13 19 16 5 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1982 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.1 0.3 5.8 16.0 19.5 23.5 25.6 23.1 18.2 12.7 4.0 -0.6 12.3 MINIMUN AIR TEMPERATURE (C) -6.2 -3.8 1.0 8.1 11.5 14.7 15.6 13.8 8.5 7.2 0.2 -5.6 5.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 0 1 0 0 0 0 1 DAYS WITH MINIMUM TEMP. <=-4 17 12 0 0 0 0 0 0 0 1 4 19 53 DAYS WITH FREEZING MIN.<= 0 28 26 13 1 0 0 0 0 0 4 14 29 115 TEMPERATURE RECORDS LOWEST(C) -19.4 -17.0 -3.5 0.0 0.3 10.2 12.0 7.5 2.6 -5.0 -7.0 -16.8 -19.4 DAY 20 7 27 5 12 1 9 25 22 27 25 9 MAXIMUM AIR TEMPERATURE (C) 6.1 5.9 12.4 24.5 27.5 31.4 34.2 31.8 27.9 20.3 9.8 7.0 19.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 7 22 29 23 8 0 0 0 92 DAYS WITH MAXIMUM TEMP. <= 0 4 1 0 0 0 0 0 0 0 0 0 2 7 TEMPERATURE RECORDS HIGHEST(C) 16.6 14.0 22.1 32.0 34.4 37.6 37.8 38.0 32.0 29.4 20.4 12.6 38.0 DAY 9 4 24 28 20 12 31 1 11 5 6 19 DIF. BETWEEN (MAX.-MIN.) (C) 12.3 9.7 11.4 16.4 16.0 16.7 18.6 18.0 19.4 13.1 9.6 12.6 14.5 MEAN DAILY TEMP. (MDT) (C) -0.0 1.1 6.7 16.3 19.5 23.0 24.9 22.8 18.2 13.8 5.0 0.7 12.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.6 20.3 61.2 116.8 71.5 0.2 0.0 0.0 0.0 270.6 HEATING DEG. DAYS(BASE 18 0C) 559.3 474.5 350.0 72.2 23.8 0.0 0.0 0.4 29.2 132.4 390.2 536.6 2568.5 DEWPOINT (MEAN C) -3.6 -2.6 2.0 8.4 10.3 11.8 11.4 10.4 7.8 7.7 1.2 -4.0 5.1 MIXING RATIO (G/KG) 3.52 3.62 5.03 7.85 9.11 9.85 9.70 9.14 7.55 7.64 4.70 3.34 6.75 VAPOUR PRESSURE (HPA) 5.09 5.23 7.23 11.25 13.05 14.04 13.78 13.01 10.84 10.97 6.80 4.84 9.68 SATURATION DEF. (HPA) 1.19 1.28 2.63 8.38 11.17 17.19 21.32 18.15 11.80 4.89 1.78 1.47 8.44 RELATIVE HUMIDITY (MEAN %) 83 83 79 64 59 50 45 47 54 74 83 81 67 RELATIVE HUMIDITY (MAX. %) 94 94 94 88 80 71 65 69 77 91 95 94 84 RELATIVE HUMIDITY (MIN. %) 66 66 61 38 39 30 26 29 34 55 66 57 47 RELATIVE HUMIDITY (MEAN% 03UTC) 92 89 90 85 74 67 67 68 75 87 93 91 82 RELATIVE HUMIDITY (MEAN% 09UTC) 70 69 68 44 42 31 28 31 37 58 69 65 51 RELATIVE HUMIDITY (MEAN% 15UTC) 87 83 78 57 51 43 29 35 44 75 83 85 63 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 74.9 61.2 104.1 11.2 44.2 3.1 0.0 0.0 0.0 36.6 24.2 41.0 400.5 DAYS WITH PRECIPITATION >=10 4 2 4 0 2 0 0 0 0 1 0 1 14 DAYS WITH PRECIPITATION >= 5 5 4 7 0 4 0 0 0 0 2 1 3 26 DAYS WITH PRECIPITATION >= 1 6 8 11 3 6 2 0 0 0 8 8 6 58 DAYS WITH PRECIPITATION 11 14 15 8 11 4 0 0 1 13 13 9 99 GREATEST DAILY PRECIPITATION 18.2 24.8 36.3 4.0 12.0 2.0 0.0 0.0 0.0 13.0 5.0 13.0 36.3 DAY 17 18 15 13 24 29 ** ** ** 7 14 26 DAY WITH THUNDER STORM 0 0 1 0 7 3 0 0 0 2 0 0 13 DAYS WITH SNOW OR SLEET 5 12 9 0 0 0 0 0 0 1 4 10 41 DAYS WITH DUST 0 0 2 0 2 6 1 0 2 1 0 0 14 WIND DIRECTION (PREVAILING) 135 315 135 135 135 90 90 90 90 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 8.2 10.7 8.9 8.2 7.6 8.7 10.1 9.3 6.2 7.0 5.9 6.1 7.6 PREVAILING WIND PERCENT 4.8 14.3 12.5 16.3 14.9 18.3 17.3 23.0 16.3 16.9 22.9 8.5 12.3 CALMS PERCENT OF WIND 85.1 72.3 58.1 55.8 48.4 40.0 47.2 44.8 47.5 50.4 62.5 74.2 57.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 282 310 310 124 98 83 75 95 122 148 132 135 100 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.9 0.3 1.7 2.0 2.9 3.0 3.3 2.1 0.6 1.6 0.5 1.2 WIND STEADINESES (MEAN %) 31.3 33.3 7.5 56.7 51.3 59.2 66.7 73.3 65.6 17.1 69.6 38.5 36.4 WIND SPEED (MEAN KNOTS) 1.6 2.7 4.0 3.0 3.9 4.9 4.5 4.5 3.2 3.5 2.3 1.3 3.3 FASTEST WIND DIRECTION 300 190 30 130 40 130 60 70 130 310 160 140 310 FASTEST WIND SPEED (KNOTS) 39 29 25 23 23 25 19 19 16 43 12 12 43 DAY 29 5 3 2 21 2 7 9 19 3 9 6 DAYS WITH SKY CLEAR (0-2)/8 12 8 7 9 12 27 31 30 29 9 7 16 197 DAYS WITH P.CLOUDY (3-6)/8 9 7 12 17 15 3 0 1 1 11 9 7 92 DAYS WITH CLOUDY (7-8)/8 10 13 12 4 4 0 0 0 0 11 14 8 76 DAYS WITH VISIBILITY =< 2 KM 18 9 11 3 1 0 1 0 1 10 15 19 88 DURATION OF SUNSHINE HOURS 122.3 103.9 148.6 246.1 277.3 332.9 373.5 354.8 305.1 155.9 96.4 140.9 2657.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.8 903.4 902.8 903.0 905.1 901.2 898.2 900.5 905.2 906.3 908.4 907.2 903.9 MAX. QFE PRESSURE IN HPA 916.1 914.4 910.4 916.4 915.4 909.8 904.4 906.7 912.4 917.4 916.0 917.5 917.5 DAY-HOUR 19- 6 11- 6 16- 6 4- 6 10-21 7- 6 8- 6 16- 6 21- 6 25-18 11- 6 10- 6 MIN. QFE PRESSURE IN HPA 892.8 891.6 892.5 893.8 896.6 896.9 891.1 890.2 899.6 898.6 898.4 898.7 890.2 DAY-HOUR 29- 3 14-12 3- 0 19-15 15-12 27-12 31- 9 1-12 16-12 20-12 6-12 28-12 MEAN QNH PRESSURE IN HPA 1019.5 1018.0 1017.4 1017.6 1019.9 1015.6 1012.2 1014.8 1020.0 1021.1 1023.6 1022.2 1018.5 MAX. QNH PRESSURE IN HPA 1032.0 1030.1 1025.7 1032.3 1031.2 1025.0 1019.1 1021.6 1027.9 1033.4 1031.9 1033.5 1033.5 DAY-HOUR 19- 6 11- 6 16- 6 4- 6 10-21 7- 6 8- 6 16- 6 21- 6 25-18 11- 6 10- 6 MIN. QNH PRESSURE IN HPA 1006.3 1005.0 1006.0 1007.4 1010.5 1010.8 1004.4 1003.5 1013.8 1012.7 1012.5 1012.8 1003.5 DAY-HOUR 29- 3 14-12 3- 0 19-15 15-12 27-12 31- 9 1-12 16-12 20-12 6-12 28-12 MEAN QFF PRESSURE IN HPA 1023.6 1021.7 1018.7 1014.2 1014.7 1009.2 1005.1 1008.5 1015.8 1019.1 1025.7 1026.4 1016.9 MAX. QFF PRESSURE IN HPA 1039.8 1035.3 1028.1 1032.8 1028.4 1018.7 1012.3 1016.6 1026.2 1036.8 1035.6 1042.6 1042.6 DAY-HOUR 19- 6 11- 6 16- 3 4- 6 11- 3 7- 6 8- 3 16- 6 21- 3 25-15 11- 6 10- 6 MIN. QFF PRESSURE IN HPA 1009.2 1005.6 1003.0 1002.0 1005.0 1002.4 995.4 994.8 1008.2 1007.8 1011.2 1014.9 994.8 DAY-HOUR 29-12 5- 9 19- 0 28-12 15-12 24-15 31- 9 1-12 16-12 20-12 6-12 28-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.6 902.9 902.6 902.9 904.8 900.9 897.7 899.8 905.2 906.1 908.2 907.2 903.6 MAX. QFE PRESSURE IN HPA 914.8 912.2 909.7 914.0 913.3 907.6 901.6 903.9 910.9 915.8 914.1 915.4 915.8 DAY 19 12 16 5 10 7 20 27 21 26 11 10 MIN. QFE PRESSURE IN HPA 894.6 894.3 892.5 895.0 898.6 897.3 891.8 891.1 900.8 899.6 899.8 899.5 891.1 DAY 29 1 3 19 24 28 31 1 14 21 7 28 MEAN QNH PRESSURE IN HPA 1019.3 1017.4 1017.1 1017.4 1019.5 1015.2 1011.7 1014.1 1020.0 1021.0 1023.3 1022.2 1018.2 MAX. QNH PRESSURE IN HPA 1030.6 1027.7 1024.9 1029.7 1028.9 1022.6 1016.0 1018.5 1026.3 1031.7 1029.8 1031.2 1031.7 DAY 19 12 16 5 10 7 20 27 21 26 11 10 MIN. QNH PRESSURE IN HPA 1008.3 1008.0 1006.0 1008.7 1012.7 1011.3 1005.2 1004.4 1015.1 1013.8 1014.0 1013.7 1004.4 DAY 29 1 3 19 24 28 31 1 14 21 7 28 MEAN QFF PRESSURE IN HPA 1023.3 1020.6 1018.0 1014.0 1014.4 1008.8 ****** ****** 1015.6 1018.7 1024.8 1025.7 ****** MAX. QFF PRESSURE IN HPA 1038.7 1031.1 1027.0 1030.5 1026.3 1015.6 ****** ****** 1023.6 1034.2 1032.7 1039.2 ****** DAY 19 11 16 5 12 4 ** ** 21 26 11 10 MIN. QFF PRESSURE IN HPA 1010.4 1009.0 1003.0 1004.7 1006.6 1004.4 ****** ****** 1010.0 1008.9 1013.0 1016.6 ****** DAY 29 5 19 19 21 28 ** ** 12 21 7 28 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.6 903.3 903.1 903.6 905.4 901.9 899.0 901.5 906.0 906.6 908.6 907.5 904.2 MAX. QFE PRESSURE IN HPA 914.4 912.9 910.1 913.8 914.8 909.4 904.1 906.6 911.9 916.1 915.0 915.9 916.1 DAY 19 11 16 4 11 7 8 16 21 25 11 10 MIN. QFE PRESSURE IN HPA 892.8 893.6 892.6 895.6 898.5 897.8 892.5 891.9 901.8 900.5 900.5 899.3 891.9 DAY 29 1 19 19 24 12 31 1 14 1 7 28 MEAN QNH PRESSURE IN HPA 1019.3 1017.9 1017.6 1018.2 1020.2 1016.4 1013.2 1015.9 1020.8 1021.5 1023.7 1022.5 1018.9 MAX. QNH PRESSURE IN HPA 1030.1 1028.5 1025.4 1029.5 1030.6 1024.6 1018.8 1021.5 1027.4 1032.0 1030.8 1031.8 1032.0 DAY 19 11 16 4 11 7 8 16 21 25 11 10 MIN. QNH PRESSURE IN HPA 1006.3 1007.2 1006.1 1009.4 1012.6 1011.8 1006.0 1005.3 1016.2 1014.8 1014.8 1013.5 1005.3 DAY 29 1 19 19 24 12 31 1 14 1 7 28 MEAN QFF PRESSURE IN HPA 1023.3 1022.9 1019.6 1015.7 1015.6 1010.4 ****** 1010.6 1017.7 1020.1 1026.4 1027.6 ****** MAX. QFF PRESSURE IN HPA 1035.1 1033.8 1028.1 1030.7 1028.4 1018.3 ****** 1015.7 1026.2 1035.5 1034.1 1042.3 ****** DAY 21 11 16 5 11 7 ** 11 21 26 11 10 MIN. QFF PRESSURE IN HPA 1009.3 1008.0 1003.3 1004.0 1007.8 1005.1 ****** 1002.5 1012.3 1011.3 1015.2 1017.5 ****** DAY 29 5 19 20 24 12 ** 6 14 1 7 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 904.3 903.8 904.2 906.0 902.1 899.2 901.5 906.5 907.4 909.6 908.5 905.0 MAX. QFE PRESSURE IN HPA 916.1 914.4 910.4 916.4 915.2 909.8 904.4 906.7 912.4 916.7 916.0 917.5 917.5 DAY 19 11 16 4 10 7 8 16 21 25 11 10 MIN. QFE PRESSURE IN HPA 897.8 894.7 893.1 896.0 898.1 898.1 892.4 892.1 902.4 900.5 901.3 900.2 892.1 DAY 9 1 19 19 24 28 31 1 14 1 6 28 MEAN QNH PRESSURE IN HPA 1021.2 1019.0 1018.5 1018.9 1020.9 1016.6 1013.4 1015.9 1021.5 1022.4 1024.8 1023.7 1019.7 MAX. QNH PRESSURE IN HPA 1032.0 1030.1 1025.7 1032.3 1031.0 1025.0 1019.1 1021.6 1027.9 1032.7 1031.9 1033.5 1033.5 DAY 19 11 16 4 10 7 8 16 21 25 11 10 MIN. QNH PRESSURE IN HPA 1011.8 1008.4 1006.6 1009.8 1012.2 1012.2 1005.9 1005.5 1016.9 1014.8 1015.7 1014.5 1005.5 DAY 9 1 19 19 24 28 31 1 14 1 6 28 MEAN QFF PRESSURE IN HPA 1025.7 1022.8 1019.8 1015.5 1015.9 1010.2 1005.7 1008.7 1017.0 1020.4 1027.6 1027.9 1018.1 MAX. QFF PRESSURE IN HPA 1039.8 1035.3 1027.6 1032.8 1027.8 1018.7 1011.4 1016.6 1024.3 1035.5 1035.6 1042.6 1042.6 DAY 19 11 6 4 11 7 8 16 21 26 11 10 MIN. QFF PRESSURE IN HPA 1013.0 1008.8 1003.8 1005.2 1006.9 1004.8 998.1 996.9 1011.7 1010.9 1015.4 1017.0 996.9 DAY 9 5 19 28 24 28 31 1 12 1 6 28 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.8 903.1 902.8 902.9 905.0 901.2 898.3 900.1 905.1 905.8 908.0 907.0 903.7 MAX. QFE PRESSURE IN HPA 914.3 913.7 908.8 915.1 914.7 908.9 903.2 904.6 911.1 914.6 914.1 915.4 915.4 DAY 19 11 30 4 10 7 8 15 21 25 11 10 MIN. QFE PRESSURE IN HPA 895.7 892.3 892.9 894.7 898.0 897.1 891.1 891.2 901.2 899.8 899.3 899.2 891.1 DAY 17 5 19 19 15 28 31 1 11 1 6 28 MEAN QNH PRESSURE IN HPA 1019.6 1017.7 1017.3 1017.4 1019.8 1015.6 1012.4 1014.3 1019.8 1020.7 1023.1 1021.9 1018.3 MAX. QNH PRESSURE IN HPA 1030.0 1029.3 1023.9 1030.9 1030.4 1024.1 1017.8 1019.3 1026.5 1030.3 1029.8 1031.2 1031.2 DAY 19 11 30 4 10 7 8 15 21 25 11 10 MIN. QNH PRESSURE IN HPA 1009.5 1005.8 1006.4 1008.4 1012.0 1011.1 1004.4 1004.6 1015.6 1014.0 1013.5 1013.4 1004.4 DAY 17 5 19 19 15 28 31 1 11 1 6 28 MEAN QFF PRESSURE IN HPA 1023.5 1020.5 1018.2 1013.7 1014.4 1009.3 1004.7 1006.7 1014.9 1018.1 1025.2 1025.4 1016.2 MAX. QFF PRESSURE IN HPA 1036.4 1034.8 1026.4 1030.4 1027.1 1017.8 1010.8 1013.5 1023.5 1031.9 1033.2 1038.7 1038.7 DAY 19 11 30 4 10 7 8 16 21 26 11 10 MIN. QFF PRESSURE IN HPA 1010.5 1005.6 1003.4 1003.1 1005.9 1004.1 995.4 995.5 1009.4 1009.2 1012.4 1015.1 995.4 DAY 9 5 19 28 21 28 31 1 11 5 6 28 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.1 902.6 901.6 901.7 903.9 900.2 897.1 899.4 903.8 905.0 907.2 906.2 902.7 MAX. QFE PRESSURE IN HPA 912.9 912.5 908.0 914.2 913.6 907.2 900.9 903.6 909.9 914.5 914.0 913.7 914.5 DAY 19 11 5 4 10 7 7 15 21 25 11 10 MIN. QFE PRESSURE IN HPA 892.8 891.6 892.9 893.9 896.6 896.9 892.5 890.2 899.6 898.6 898.4 898.7 890.2 DAY 29 14 19 19 15 27 26 1 16 20 6 28 MEAN QNH PRESSURE IN HPA 1018.7 1017.1 1016.0 1016.1 1018.5 1014.5 1011.0 1013.6 1018.4 1019.7 1022.1 1021.0 1017.2 MAX. QNH PRESSURE IN HPA 1028.5 1028.0 1023.1 1029.9 1029.2 1022.2 1015.2 1018.2 1025.2 1030.2 1029.7 1029.3 1030.2 DAY 19 11 5 4 10 7 7 15 21 25 11 10 MIN. QNH PRESSURE IN HPA 1006.3 1005.0 1006.4 1007.5 1010.5 1010.8 1006.0 1003.5 1013.8 1012.7 1012.5 1012.8 1003.5 DAY 29 14 19 19 15 27 26 1 16 20 6 28 MEAN QFF PRESSURE IN HPA 1022.6 1020.2 1016.8 1012.5 1013.0 1007.9 ****** ****** 1013.9 1017.4 1023.8 1024.5 ****** MAX. QFF PRESSURE IN HPA 1036.9 1034.0 1025.1 1029.7 1025.6 1015.4 ****** ****** 1022.5 1032.2 1033.2 1036.6 ****** DAY 19 11 30 4 10 7 ** ** 21 25 11 10 MIN. QFF PRESSURE IN HPA 1009.2 1006.9 1003.9 1002.0 1005.0 1004.0 ****** ****** 1008.2 1007.8 1011.2 1014.9 ****** DAY 29 14 19 28 15 24 ** ** 16 20 6 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.0 902.9 902.5 902.2 904.6 900.6 897.3 899.5 904.4 905.9 908.2 906.9 903.2 MAX. QFE PRESSURE IN HPA 910.7 910.1 909.1 915.2 913.7 906.2 901.5 903.4 910.4 916.9 914.3 914.1 916.9 DAY 20 20 5 4 10 7 7 27 20 25 11 9 MIN. QFE PRESSURE IN HPA 895.7 893.0 893.2 893.8 896.9 896.9 892.5 890.5 899.7 898.6 899.0 900.0 890.5 DAY 29 14 2 19 15 27 30 1 11 20 6 28 MEAN QNH PRESSURE IN HPA 1018.6 1017.5 1017.0 1016.7 1019.3 1014.9 1011.3 1013.7 1019.1 1020.7 1023.3 1021.9 1017.8 MAX. QNH PRESSURE IN HPA 1026.0 1025.4 1024.3 1031.0 1029.3 1021.1 1015.9 1018.0 1025.7 1032.9 1030.0 1029.8 1032.9 DAY 20 20 5 4 10 7 7 27 20 25 11 9 MIN. QNH PRESSURE IN HPA 1009.5 1006.5 1006.8 1007.4 1010.8 1010.8 1006.0 1003.8 1013.9 1012.7 1013.1 1014.3 1003.8 DAY 29 14 2 19 15 27 30 1 11 20 6 28 MEAN QFF PRESSURE IN HPA 1022.6 1021.7 1018.9 1014.0 1014.4 1008.7 ****** 1008.2 1015.9 1019.6 1025.9 1027.1 ****** MAX. QFF PRESSURE IN HPA 1032.8 1031.8 1027.2 1032.1 1026.2 1014.8 ****** 1013.8 1024.1 1036.8 1033.7 1040.5 ****** DAY 23 20 5 4 11 7 ** 27 21 25 11 9 MIN. QFF PRESSURE IN HPA 1012.6 1008.7 1004.3 1002.9 1005.7 1002.4 ****** 995.5 1009.7 1009.3 1013.6 1016.9 ****** DAY 29 14 19 19 15 24 ** 1 11 5 6 28 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.5 904.2 903.3 903.5 906.2 901.8 898.2 901.1 905.7 906.8 909.1 907.4 904.4 MAX. QFE PRESSURE IN HPA 913.9 913.8 909.8 915.7 915.1 906.8 903.1 905.5 911.9 917.4 914.0 915.2 917.4 DAY 18 11 5 4 10 7 7 15 20 25 18 9 MIN. QFE PRESSURE IN HPA 897.4 894.7 893.6 895.8 898.6 897.7 891.4 893.3 900.9 898.9 899.7 900.3 891.4 DAY 31 14 2 18 15 28 31 1 11 20 6 28 MEAN QNH PRESSURE IN HPA 1020.3 1018.8 1017.9 1018.2 1021.1 1016.2 1012.3 1015.5 1020.6 1021.7 1024.3 1022.5 1019.1 MAX. QNH PRESSURE IN HPA 1029.6 1029.5 1025.0 1031.6 1030.9 1021.7 1017.7 1020.3 1027.4 1033.4 1029.7 1031.0 1033.4 DAY 18 11 5 4 10 7 7 15 20 25 18 9 MIN. QNH PRESSURE IN HPA 1011.4 1008.4 1007.2 1009.6 1012.7 1011.7 1004.8 1006.9 1015.2 1013.0 1013.9 1014.6 1004.8 DAY 31 14 2 18 15 28 31 1 11 20 6 28 MEAN QFF PRESSURE IN HPA 1024.9 1022.9 1019.5 1014.7 1015.8 1009.6 1005.3 1009.2 1016.2 1019.8 1026.5 1026.7 1017.6 MAX. QFF PRESSURE IN HPA 1036.5 1034.9 1027.6 1032.3 1027.9 1016.2 1009.9 1014.9 1023.8 1036.6 1033.7 1039.9 1039.9 DAY 21 11 5 4 10 3 7 15 21 25 18 9 MIN. QFF PRESSURE IN HPA 1013.5 1010.9 1005.9 1004.1 1007.2 1004.2 996.2 998.0 1009.8 1008.9 1013.1 1016.6 996.2 DAY 8 14 19 19 15 28 31 1 11 5 6 28 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.2 903.2 903.3 905.4 901.3 898.0 900.8 905.4 906.7 908.8 907.3 904.1 MAX. QFE PRESSURE IN HPA 914.5 913.1 909.9 915.4 915.4 907.0 903.1 905.2 911.4 916.7 913.5 915.4 916.7 DAY 18 11 15 4 10 6 7 15 20 25 17 9 MIN. QFE PRESSURE IN HPA 896.1 895.7 892.8 895.5 899.3 897.1 891.3 893.3 901.1 898.7 899.4 900.0 891.3 DAY 28 4 2 18 15 1 31 1 11 20 6 27 MEAN QNH PRESSURE IN HPA 1019.3 1018.8 1017.8 1017.9 1020.2 1015.6 1012.1 1015.1 1020.2 1021.6 1023.9 1022.2 1018.7 MAX. QNH PRESSURE IN HPA 1030.2 1028.7 1025.2 1031.2 1031.2 1022.0 1017.7 1020.0 1026.8 1032.7 1029.1 1031.2 1032.7 DAY 18 11 15 4 10 6 7 15 20 25 17 9 MIN. QNH PRESSURE IN HPA 1010.0 1009.5 1006.3 1009.3 1013.5 1011.1 1004.7 1006.9 1015.5 1012.8 1013.6 1014.3 1004.7 DAY 28 4 2 18 15 1 31 1 11 20 6 27 MEAN QFF PRESSURE IN HPA 1023.0 1022.2 1018.7 1014.1 1014.5 1009.0 1004.7 1008.8 1015.4 1019.2 1025.4 1025.9 1016.7 MAX. QFF PRESSURE IN HPA 1036.7 1034.3 1027.8 1031.3 1028.3 1015.5 1010.5 1014.3 1023.5 1034.9 1031.8 1039.1 1039.1 DAY 21 11 15 4 10 3 7 15 20 25 17 9 MIN. QFF PRESSURE IN HPA 1011.6 1009.7 1004.5 1004.6 1006.0 1003.8 995.7 997.6 1009.6 1008.8 1012.2 1016.0 995.7 DAY 31 4 2 19 15 28 31 1 11 20 6 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1983 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.6 4.5 5.7 13.6 19.5 24.5 28.2 25.7 19.8 12.4 10.1 2.2 13.9 MINIMUN AIR TEMPERATURE (C) -4.4 -2.3 -0.0 7.9 12.7 15.8 18.6 16.6 11.0 3.7 2.4 -3.0 6.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 4 2 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 18 9 2 0 0 0 0 0 0 0 0 9 38 DAYS WITH FREEZING MIN.<= 0 24 21 18 0 0 0 0 0 0 8 6 21 98 TEMPERATURE RECORDS LOWEST(C) -18.9 -7.0 -4.3 3.5 6.0 8.0 13.7 12.6 6.0 -2.2 -3.6 -13.2 -18.9 DAY 28 1 20 13 1 3 14 28 17 18 6 25 MAXIMUM AIR TEMPERATURE (C) 7.4 12.9 12.5 20.3 27.0 32.6 36.9 34.2 29.0 22.8 19.8 9.4 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 26 31 29 14 3 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 3 0 0 0 0 0 0 0 0 0 0 2 5 TEMPERATURE RECORDS HIGHEST(C) 17.6 19.0 22.4 29.0 31.6 37.3 41.6 39.7 34.2 31.5 26.0 20.0 41.6 DAY 2 21 5 19 6 22 23 15 25 3 1 2 DIF. BETWEEN (MAX.-MIN.) (C) 11.8 15.2 12.5 12.4 14.3 16.8 18.3 17.6 18.0 19.1 17.4 12.4 15.5 MEAN DAILY TEMP. (MDT) (C) 1.5 5.3 6.2 14.1 19.8 24.2 27.7 25.4 20.0 13.2 11.1 3.2 14.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 12.2 107.2 209.2 127.9 18.8 0.0 0.0 0.0 475.5 HEATING DEG. DAYS(BASE 18 0C) 511.7 356.6 365.5 124.4 10.5 1.0 0.0 0.0 10.7 151.6 200.1 458.1 2190.1 DEWPOINT (MEAN C) -3.0 -1.1 0.4 8.0 12.3 12.6 13.4 12.5 8.9 3.4 3.7 -1.0 5.8 MIXING RATIO (G/KG) 3.58 4.02 4.44 7.61 10.21 10.37 11.03 10.34 8.13 5.66 5.68 4.18 7.11 VAPOUR PRESSURE (HPA) 5.18 5.80 6.41 10.91 14.56 14.76 15.63 14.70 11.65 8.16 8.21 6.05 10.17 SATURATION DEF. (HPA) 1.82 3.21 3.31 5.50 9.11 17.81 25.00 20.18 13.24 7.83 5.24 1.87 9.51 RELATIVE HUMIDITY (MEAN %) 79 71 72 72 67 50 44 47 53 58 68 81 64 RELATIVE HUMIDITY (MAX. %) 92 91 90 90 88 73 66 68 74 82 88 95 83 RELATIVE HUMIDITY (MIN. %) 57 44 51 50 44 31 24 27 32 34 46 61 42 RELATIVE HUMIDITY (MEAN% 03UTC) 86 88 87 87 82 68 63 65 71 76 84 92 79 RELATIVE HUMIDITY (MEAN% 09UTC) 63 51 56 56 48 34 27 31 36 39 48 65 46 RELATIVE HUMIDITY (MEAN% 15UTC) 81 64 69 69 63 38 30 36 47 57 66 81 58 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 33.2 15.0 83.1 96.8 66.8 1.3 0.4 0.0 0.0 0.0 5.0 21.1 322.7 DAYS WITH PRECIPITATION >=10 1 1 3 3 3 0 0 0 0 0 0 0 11 DAYS WITH PRECIPITATION >= 5 2 1 5 5 3 0 0 0 0 0 0 2 18 DAYS WITH PRECIPITATION >= 1 5 4 7 10 7 1 0 0 0 0 1 5 40 DAYS WITH PRECIPITATION 9 4 9 13 12 3 1 0 1 0 2 7 61 GREATEST DAILY PRECIPITATION 19.0 10.0 23.0 42.0 24.0 1.0 0.4 0.0 0.0 0.0 4.4 6.6 42.0 DAY 26 28 6 6 3 9 18 ** ** ** 26 15 DAY WITH THUNDER STORM 0 0 2 3 6 2 0 0 0 0 0 0 13 DAYS WITH SNOW OR SLEET 8 1 8 0 0 0 0 0 0 0 1 3 21 DAYS WITH DUST 1 2 1 2 0 3 2 3 0 5 6 0 25 WIND DIRECTION (PREVAILING) 315 135 135 135 135 90 90 90 135 135 315 135 135 PREVAILING WIND SPEED(KNOTS) 8.1 4.9 7.8 7.5 7.8 7.8 7.4 6.7 6.0 6.5 8.2 6.8 6.7 PREVAILING WIND PERCENT 11.7 8.5 14.9 19.2 14.9 20.4 18.1 21.8 22.1 15.7 7.5 12.1 13.6 CALMS PERCENT OF WIND 57.7 58.5 45.2 45.0 43.1 44.2 48.4 48.8 49.6 60.9 71.7 65.3 53.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 263 258 159 112 125 109 80 88 128 137 357 168 115 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.6 0.8 1.6 1.8 2.6 2.3 2.1 2.1 1.4 0.2 0.3 1.1 WIND STEADINESES (MEAN %) 9.7 23.1 20.5 43.2 50.0 70.3 67.6 63.6 75.0 60.9 11.8 13.0 36.7 WIND SPEED (MEAN KNOTS) 3.1 2.6 3.9 3.7 3.6 3.7 3.4 3.3 2.8 2.3 1.7 2.3 3.0 FASTEST WIND DIRECTION 210 300 310 60 170 100 60 320 60 150 310 180 300 FASTEST WIND SPEED (KNOTS) 19 23 21 19 17 17 16 14 12 16 19 19 23 DAY 23 22 25 15 29 22 1 17 1 6 3 12 DAYS WITH SKY CLEAR (0-2)/8 12 14 13 3 6 27 30 29 23 27 16 14 214 DAYS WITH P.CLOUDY (3-6)/8 12 13 8 15 19 3 1 2 7 3 12 12 107 DAYS WITH CLOUDY (7-8)/8 7 1 10 12 6 0 0 0 0 1 2 5 44 DAYS WITH VISIBILITY =< 2 KM 6 3 7 4 3 0 0 0 0 4 9 12 48 DURATION OF SUNSHINE HOURS 139.5 184.2 203.3 174.7 241.2 336.3 368.6 343.7 283.7 275.1 197.3 169.6 2917.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.4 903.6 904.0 902.5 901.9 901.1 897.8 899.3 903.5 907.3 907.9 907.9 903.5 MAX. QFE PRESSURE IN HPA 919.7 913.1 913.8 910.6 910.0 911.1 905.1 904.4 910.0 914.6 924.5 919.7 924.5 DAY-HOUR 8- 6 10- 6 14-18 29-18 16- 6 1- 6 1- 6 8- 6 28- 6 29- 6 26- 6 4- 6 MIN. QFE PRESSURE IN HPA 887.4 893.3 892.0 896.5 896.0 894.0 890.7 893.3 897.7 896.1 900.3 893.3 887.4 DAY-HOUR 25- 0 18- 9 6- 0 23-21 29-12 22-15 27-15 4-12 8-12 4-12 12-12 12- 9 MEAN QNH PRESSURE IN HPA 1020.2 1018.3 1018.7 1017.0 1016.3 1015.4 1011.8 1013.4 1018.1 1022.3 1022.9 1023.0 1018.1 MAX. QNH PRESSURE IN HPA 1036.0 1028.7 1029.5 1025.9 1025.3 1026.5 1019.9 1019.1 1025.3 1030.3 1041.2 1036.0 1041.2 DAY-HOUR 8- 6 10- 6 14-18 29-18 16- 6 1- 6 1- 6 8- 6 28- 6 29- 6 26- 6 4- 6 MIN. QNH PRESSURE IN HPA 1000.4 1006.9 1005.4 1010.4 1009.8 1007.6 1004.0 1006.9 1011.7 1010.0 1014.6 1006.9 1000.4 DAY-HOUR 25- 0 18- 9 6- 0 23-21 29-12 22-15 27-15 4-12 8-12 4-12 12-12 12- 9 MEAN QFF PRESSURE IN HPA 1023.8 1020.0 1019.9 1014.7 1011.4 1008.5 1003.5 1006.0 1013.2 1020.7 1022.2 1025.8 1015.8 MAX. QFF PRESSURE IN HPA 1041.1 1031.6 1031.1 1024.1 1020.9 1023.1 1012.7 1012.1 1022.2 1029.6 1044.1 1038.3 1044.1 DAY-HOUR 8- 6 10- 6 15- 3 29-21 31-18 1- 6 1- 6 8- 6 28- 6 29- 3 26- 6 4- 6 MIN. QFF PRESSURE IN HPA 998.8 1006.0 1001.4 1005.1 1003.9 999.4 995.1 998.9 1004.9 1004.5 1011.9 1004.9 995.1 DAY-HOUR 25- 0 18- 0 6- 0 24- 0 29-12 22-15 28-12 4-12 8-21 4-12 12- 9 12- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.9 903.5 903.5 902.2 901.6 901.0 897.7 899.1 903.3 907.3 907.8 907.7 903.3 MAX. QFE PRESSURE IN HPA 918.0 911.4 912.3 909.1 909.1 908.9 903.7 903.2 907.9 913.9 917.2 916.9 918.0 DAY 8 11 15 30 19 1 1 8 29 29 26 4 MIN. QFE PRESSURE IN HPA 887.4 893.6 892.0 896.7 897.3 895.6 892.0 894.7 898.1 898.7 901.2 897.9 887.4 DAY 25 18 6 24 3 23 28 4 9 5 12 12 MEAN QNH PRESSURE IN HPA 1019.7 1018.1 1018.1 1016.7 1016.0 1015.3 1011.7 1013.3 1017.9 1022.3 1022.9 1022.8 1017.9 MAX. QNH PRESSURE IN HPA 1034.1 1026.8 1027.8 1024.3 1024.3 1024.1 1018.3 1017.8 1023.0 1029.6 1033.2 1032.9 1034.1 DAY 8 11 15 30 19 1 1 8 29 29 26 4 MIN. QNH PRESSURE IN HPA 1000.4 1007.2 1005.4 1010.6 1011.3 1009.4 1005.4 1008.4 1012.2 1012.8 1015.6 1011.9 1000.4 DAY 25 18 6 24 3 23 28 4 9 5 12 12 MEAN QFF PRESSURE IN HPA 1022.7 1019.4 1019.0 1014.3 1011.0 1008.6 1003.4 1005.9 1012.8 1020.4 1021.8 1025.1 1015.4 MAX. QFF PRESSURE IN HPA 1039.3 1029.6 1029.0 1023.7 1017.8 1020.3 1011.6 1010.8 1019.3 1027.4 1035.3 1035.9 1039.3 DAY 9 11 15 30 19 1 1 8 29 29 27 19 MIN. QFF PRESSURE IN HPA 998.8 1006.0 1001.4 1005.1 1005.6 1000.8 996.4 1000.6 1005.3 1007.2 1013.3 1010.4 996.4 DAY 25 18 6 24 30 23 29 5 9 5 12 12 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.2 904.0 904.3 902.9 902.5 902.0 898.5 900.1 904.2 908.0 908.4 908.2 904.0 MAX. QFE PRESSURE IN HPA 918.5 911.9 912.8 909.1 909.6 910.3 904.9 903.6 908.8 914.1 922.1 918.2 922.1 DAY 8 10 15 30 16 1 1 8 28 29 26 4 MIN. QFE PRESSURE IN HPA 891.5 893.5 893.4 897.6 898.1 896.8 892.6 895.5 900.5 900.9 901.7 896.2 891.5 DAY 25 18 6 24 4 22 28 4 9 5 12 12 MEAN QNH PRESSURE IN HPA 1020.0 1018.7 1019.0 1017.5 1017.0 1016.4 1012.6 1014.4 1018.9 1023.0 1023.5 1023.3 1018.7 MAX. QNH PRESSURE IN HPA 1034.6 1027.4 1028.4 1024.3 1024.8 1025.6 1019.7 1018.2 1023.9 1029.8 1038.6 1034.3 1038.6 DAY 8 10 15 30 16 1 1 8 28 29 26 4 MIN. QNH PRESSURE IN HPA 1004.9 1007.1 1007.0 1011.6 1012.2 1010.7 1006.1 1009.3 1014.8 1015.2 1016.1 1010.1 1004.9 DAY 25 18 6 24 4 22 28 4 9 5 12 12 MEAN QFF PRESSURE IN HPA 1024.5 1021.3 1021.0 1015.8 1012.5 1009.7 1004.5 1007.4 1015.0 1022.9 1024.2 1027.0 1017.1 MAX. QFF PRESSURE IN HPA 1040.2 1031.1 1031.1 1023.5 1020.5 1022.4 1012.5 1011.9 1020.9 1029.6 1040.6 1036.9 1040.6 DAY 9 11 15 30 19 1 1 8 29 29 26 19 MIN. QFF PRESSURE IN HPA 1005.6 1006.7 1003.9 1007.2 1007.3 1002.9 997.1 1001.9 1008.5 1011.1 1015.7 1010.2 997.1 DAY 25 18 6 24 12 22 28 4 9 5 12 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.5 905.0 905.3 903.5 902.8 902.1 898.8 900.5 904.8 908.6 909.3 909.3 904.7 MAX. QFE PRESSURE IN HPA 919.7 913.1 913.5 909.1 910.0 911.1 905.1 904.4 910.0 914.6 924.5 919.7 924.5 DAY 8 10 15 30 16 1 1 8 28 29 26 4 MIN. QFE PRESSURE IN HPA 895.7 894.1 895.5 898.3 898.4 896.6 893.0 895.3 901.2 901.0 902.2 896.1 893.0 DAY 24 18 6 24 12 22 28 4 8 4 12 12 MEAN QNH PRESSURE IN HPA 1021.4 1019.7 1020.1 1018.1 1017.3 1016.6 1012.9 1014.8 1019.5 1023.8 1024.5 1024.5 1019.4 MAX. QNH PRESSURE IN HPA 1036.0 1028.7 1029.1 1024.3 1025.3 1026.5 1019.9 1019.1 1025.3 1030.3 1041.2 1036.0 1041.2 DAY 8 10 15 30 16 1 1 8 28 29 26 4 MIN. QNH PRESSURE IN HPA 1009.5 1007.8 1009.3 1012.4 1012.5 1010.5 1006.5 1009.1 1015.6 1015.4 1016.7 1010.0 1006.5 DAY 24 18 6 24 12 22 28 4 8 4 12 12 MEAN QFF PRESSURE IN HPA 1025.2 1021.6 1021.4 1015.6 1012.4 1009.7 1004.4 1007.3 1014.4 1021.8 1023.8 1027.4 1017.1 MAX. QFF PRESSURE IN HPA 1041.1 1031.6 1030.3 1022.4 1019.9 1023.1 1012.7 1012.1 1022.2 1028.4 1044.1 1038.3 1044.1 DAY 8 10 15 30 16 1 1 8 28 20 26 4 MIN. QFF PRESSURE IN HPA 1008.9 1007.7 1007.1 1006.6 1006.5 1002.1 997.0 1000.8 1009.0 1009.9 1014.0 1008.5 997.0 DAY 24 18 6 24 12 22 28 4 9 4 12 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.2 903.6 904.3 902.5 901.8 901.1 897.9 899.3 903.4 906.9 907.5 907.6 903.4 MAX. QFE PRESSURE IN HPA 918.0 912.3 912.6 908.3 908.7 910.5 904.3 903.3 908.7 912.4 923.1 917.9 923.1 DAY 8 10 14 29 16 1 1 8 28 29 26 4 MIN. QFE PRESSURE IN HPA 893.4 893.3 894.7 897.6 897.1 895.5 892.2 894.2 899.6 898.7 900.9 893.3 892.2 DAY 24 18 6 24 12 22 27 4 8 4 12 12 MEAN QNH PRESSURE IN HPA 1019.9 1018.2 1019.0 1017.0 1016.2 1015.5 1011.9 1013.5 1018.0 1021.9 1022.5 1022.6 1018.0 MAX. QNH PRESSURE IN HPA 1034.1 1027.8 1028.1 1023.4 1023.8 1025.8 1019.0 1017.9 1023.8 1027.9 1039.7 1034.0 1039.7 DAY 8 10 14 29 16 1 1 8 28 29 26 4 MIN. QNH PRESSURE IN HPA 1007.0 1006.9 1008.4 1011.6 1011.1 1009.3 1005.7 1007.9 1013.8 1012.8 1015.2 1006.9 1005.7 DAY 24 18 6 24 12 22 27 4 8 4 12 12 MEAN QFF PRESSURE IN HPA 1023.0 1019.5 1019.7 1014.3 1011.0 1008.5 1003.3 1005.6 1012.5 1019.4 1021.0 1024.8 1015.2 MAX. QFF PRESSURE IN HPA 1038.8 1030.0 1028.3 1021.6 1018.4 1021.7 1011.4 1010.4 1020.6 1025.9 1042.5 1036.0 1042.5 DAY 8 10 19 29 16 1 1 8 28 20 26 4 MIN. QFF PRESSURE IN HPA 1004.3 1006.7 1005.7 1005.7 1004.9 1000.7 996.3 999.5 1007.0 1007.2 1011.9 1004.9 996.3 DAY 24 18 6 24 12 22 28 4 8 4 12 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.6 902.3 903.0 901.4 900.7 900.0 896.9 898.0 902.1 905.8 906.5 906.9 902.3 MAX. QFE PRESSURE IN HPA 917.1 910.7 911.3 908.7 906.6 909.4 903.4 901.9 906.9 911.8 922.0 916.7 922.0 DAY 8 10 14 29 16 1 1 8 28 28 26 4 MIN. QFE PRESSURE IN HPA 891.0 893.5 894.8 897.3 896.0 894.3 890.9 893.3 897.7 896.1 900.3 893.7 890.9 DAY 24 18 6 3 29 22 27 4 8 4 12 12 MEAN QNH PRESSURE IN HPA 1019.3 1016.8 1017.6 1015.8 1015.0 1014.3 1010.8 1012.0 1016.6 1020.7 1021.4 1021.9 1016.8 MAX. QNH PRESSURE IN HPA 1033.1 1026.0 1026.7 1023.8 1021.5 1024.6 1018.0 1016.3 1021.9 1027.3 1038.5 1032.7 1038.5 DAY 8 10 14 29 16 1 1 8 28 28 26 4 MIN. QNH PRESSURE IN HPA 1004.3 1007.1 1008.5 1011.3 1009.8 1008.0 1004.2 1006.9 1011.7 1010.0 1014.6 1007.3 1004.2 DAY 24 18 6 3 29 22 27 4 8 4 12 12 MEAN QFF PRESSURE IN HPA 1022.3 1018.1 1018.4 1013.2 1009.8 1007.4 1002.5 1004.6 1011.4 1018.5 1020.2 1024.2 1014.2 MAX. QFF PRESSURE IN HPA 1037.6 1027.5 1027.1 1023.1 1016.6 1020.4 1011.4 1009.2 1018.7 1025.4 1041.4 1035.1 1041.4 DAY 8 9 19 29 31 1 1 8 15 20 26 18 MIN. QFF PRESSURE IN HPA 1002.2 1006.4 1006.9 1005.6 1003.9 999.6 995.1 998.9 1005.4 1004.5 1012.3 1005.6 995.1 DAY 24 18 5 24 29 22 28 4 8 4 12 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.7 903.1 903.5 902.0 901.4 900.1 897.0 898.2 902.7 906.7 907.4 907.7 903.0 MAX. QFE PRESSURE IN HPA 918.1 911.2 911.2 909.3 907.7 909.2 903.5 901.8 907.7 913.4 921.9 916.4 921.9 DAY 8 10 14 29 31 1 1 31 28 28 26 4 MIN. QFE PRESSURE IN HPA 890.5 895.2 895.1 897.9 897.3 894.0 890.7 893.5 898.0 896.1 901.3 896.1 890.5 DAY 24 27 6 3 12 22 27 4 8 4 12 12 MEAN QNH PRESSURE IN HPA 1020.6 1017.6 1018.1 1016.5 1015.8 1014.3 1010.9 1012.3 1017.2 1021.6 1022.5 1022.8 1017.5 MAX. QNH PRESSURE IN HPA 1034.2 1026.6 1026.6 1024.5 1022.7 1024.4 1018.1 1016.2 1022.7 1029.0 1038.4 1032.3 1038.4 DAY 8 10 14 29 31 1 1 31 28 28 26 4 MIN. QNH PRESSURE IN HPA 1003.8 1009.0 1008.9 1011.9 1011.3 1007.6 1004.0 1007.1 1012.0 1010.0 1015.7 1010.0 1003.8 DAY 24 27 6 3 12 22 27 4 8 4 12 12 MEAN QFF PRESSURE IN HPA 1025.0 1020.2 1020.0 1014.5 1011.1 1007.5 1002.8 1005.4 1013.2 1021.4 1023.0 1026.6 1015.9 MAX. QFF PRESSURE IN HPA 1040.1 1029.4 1028.8 1023.6 1019.2 1020.5 1010.9 1009.9 1020.2 1028.6 1043.0 1036.8 1043.0 DAY 8 10 19 29 31 1 1 31 28 28 26 18 MIN. QFF PRESSURE IN HPA 1003.8 1009.5 1008.1 1008.6 1006.6 999.4 995.5 999.6 1006.7 1006.1 1015.6 1009.6 995.5 DAY 24 27 5 23 12 22 27 4 8 4 12 12 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.1 904.1 904.5 903.1 902.4 901.4 898.1 899.6 903.9 907.8 908.2 908.3 904.0 MAX. QFE PRESSURE IN HPA 918.8 912.2 913.8 910.6 909.3 909.7 904.6 903.6 908.7 914.5 919.8 916.0 919.8 DAY 8 10 14 29 31 1 1 31 28 28 26 3 MIN. QFE PRESSURE IN HPA 890.1 896.3 895.0 898.6 897.9 895.4 892.1 895.5 898.6 897.2 902.0 896.9 890.1 DAY 24 17 6 23 3 22 27 4 8 4 12 12 MEAN QNH PRESSURE IN HPA 1020.9 1018.8 1019.2 1017.7 1016.9 1015.8 1012.2 1013.8 1018.6 1022.8 1023.3 1023.4 1018.6 MAX. QNH PRESSURE IN HPA 1035.0 1027.7 1029.5 1025.9 1024.5 1024.9 1019.3 1018.2 1023.8 1030.2 1036.1 1031.9 1036.1 DAY 8 10 14 29 31 1 1 31 28 28 26 3 MIN. QNH PRESSURE IN HPA 1003.3 1010.2 1008.7 1012.7 1011.9 1009.2 1005.5 1009.3 1012.7 1011.2 1016.5 1010.8 1003.3 DAY 24 17 6 23 3 22 27 4 8 4 12 12 MEAN QFF PRESSURE IN HPA 1024.7 1020.6 1020.5 1015.1 1012.0 1008.9 1003.7 1006.4 1013.5 1020.9 1022.6 1026.4 1016.3 MAX. QFF PRESSURE IN HPA 1041.1 1030.8 1030.7 1023.8 1020.9 1021.8 1012.3 1011.4 1021.7 1027.3 1040.8 1037.0 1041.1 DAY 8 10 14 29 31 1 1 31 28 7 26 18 MIN. QFF PRESSURE IN HPA 1002.6 1009.4 1006.2 1007.9 1006.7 1000.7 996.4 1000.5 1005.6 1005.6 1014.9 1009.7 996.4 DAY 24 21 5 23 29 22 27 4 8 4 11 12 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.4 903.7 904.0 902.7 902.1 901.0 897.8 899.4 903.7 907.5 907.9 907.9 903.6 MAX. QFE PRESSURE IN HPA 918.1 911.9 912.9 910.1 909.1 909.0 903.7 903.6 908.8 914.5 917.2 916.4 918.1 DAY 8 10 14 29 31 1 1 7 30 28 26 3 MIN. QFE PRESSURE IN HPA 888.2 894.3 893.0 896.5 897.6 895.8 891.9 895.2 898.2 897.4 901.7 897.6 888.2 DAY 24 17 5 23 3 7 28 4 8 4 12 27 MEAN QNH PRESSURE IN HPA 1020.2 1018.3 1018.7 1017.3 1016.6 1015.3 1011.8 1013.6 1018.3 1022.5 1023.0 1023.0 1018.2 MAX. QNH PRESSURE IN HPA 1034.2 1027.4 1028.5 1025.4 1024.3 1024.2 1018.3 1018.2 1023.9 1030.2 1033.2 1032.3 1034.2 DAY 8 10 14 29 31 1 1 7 30 28 26 3 MIN. QNH PRESSURE IN HPA 1001.2 1008.0 1006.5 1010.4 1011.6 1009.6 1005.3 1009.0 1012.3 1011.4 1016.1 1011.6 1001.2 DAY 24 17 5 23 3 7 28 4 8 4 12 27 MEAN QFF PRESSURE IN HPA 1023.3 1019.6 1019.4 1014.6 1011.2 1008.3 1003.2 1005.9 1012.9 1020.2 1021.6 1025.4 1015.5 MAX. QFF PRESSURE IN HPA 1039.9 1030.2 1029.6 1024.1 1020.5 1020.6 1011.3 1011.1 1020.6 1027.2 1037.8 1036.1 1039.9 DAY 8 10 14 29 31 1 1 7 28 28 26 18 MIN. QFF PRESSURE IN HPA 999.0 1007.2 1002.5 1005.5 1005.0 1000.9 995.7 1000.0 1004.9 1005.4 1013.0 1010.1 995.7 DAY 24 17 5 23 29 22 28 4 8 4 11 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1984 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.9 -2.1 8.5 14.9 18.8 24.1 27.8 26.3 18.9 12.2 8.8 -2.8 13.0 MINIMUN AIR TEMPERATURE (C) -3.8 -7.5 4.2 8.1 11.0 15.1 18.7 16.6 9.3 3.4 3.5 -7.4 5.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 7 1 0 0 0 0 8 DAYS WITH MINIMUM TEMP. <=-4 16 18 1 0 0 0 0 0 0 0 0 23 58 DAYS WITH FREEZING MIN.<= 0 28 27 4 0 0 0 0 0 0 9 3 30 101 TEMPERATURE RECORDS LOWEST(C) -9.6 -18.6 -4.0 1.2 5.2 9.0 14.5 13.8 3.4 -2.0 -3.0 -14.6 -18.6 DAY 1 7 7 6 4 18 19 17 29 24 30 26 MAXIMUM AIR TEMPERATURE (C) 7.2 4.5 14.6 22.7 26.9 32.2 36.1 35.5 28.4 22.1 16.0 3.5 20.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 8 23 31 31 11 2 0 0 109 DAYS WITH MAXIMUM TEMP. <= 0 1 7 0 0 0 0 0 0 0 0 0 6 14 TEMPERATURE RECORDS HIGHEST(C) 13.6 15.0 23.5 31.0 38.0 36.0 38.3 39.5 34.0 31.0 23.6 15.2 39.5 DAY 7 12 19 10 29 10 10 28 3 18 12 14 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 12.0 10.4 14.6 15.9 17.1 17.4 18.9 19.1 18.7 12.5 10.9 14.9 MEAN DAILY TEMP. (MDT) (C) 1.7 -1.5 9.4 15.4 19.0 23.7 27.4 26.1 18.9 12.7 9.8 -1.9 13.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.2 23.6 83.5 197.6 157.2 9.0 0.0 0.0 0.0 473.3 HEATING DEG. DAYS(BASE 18 0C) 488.4 565.5 266.0 96.2 27.6 0.0 0.0 0.0 23.0 167.9 246.7 618.0 2499.2 DEWPOINT (MEAN C) -2.8 -6.0 4.3 7.9 8.6 9.7 11.1 11.3 7.1 4.0 3.6 -6.0 4.4 MIXING RATIO (G/KG) 3.53 2.90 5.96 7.61 7.98 8.57 9.43 9.58 7.16 5.80 5.55 2.88 6.41 VAPOUR PRESSURE (HPA) 5.11 4.21 8.56 10.88 11.40 12.23 13.40 13.62 10.28 8.38 8.01 4.18 9.19 SATURATION DEF. (HPA) 1.71 1.52 3.04 7.35 11.73 19.41 26.14 22.78 13.34 7.37 3.94 1.16 9.96 RELATIVE HUMIDITY (MEAN %) 78 77 77 67 55 43 38 43 49 61 73 81 62 RELATIVE HUMIDITY (MAX. %) 92 92 93 89 79 64 59 66 72 84 89 94 81 RELATIVE HUMIDITY (MIN. %) 57 53 57 45 33 25 21 24 29 36 53 59 41 RELATIVE HUMIDITY (MEAN% 03UTC) 88 89 89 85 73 60 55 62 71 79 87 91 77 RELATIVE HUMIDITY (MEAN% 09UTC) 63 64 64 51 36 28 24 26 33 42 57 64 46 RELATIVE HUMIDITY (MEAN% 15UTC) 80 76 75 61 43 32 27 32 41 58 71 78 56 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 19.4 15.0 58.0 48.6 4.2 0.0 0.0 0.0 0.0 1.5 26.1 21.0 193.8 DAYS WITH PRECIPITATION >=10 1 0 1 2 0 0 0 0 0 0 1 0 5 DAYS WITH PRECIPITATION >= 5 1 1 4 3 0 0 0 0 0 0 1 2 12 DAYS WITH PRECIPITATION >= 1 3 4 6 7 1 0 0 0 0 0 3 5 29 DAYS WITH PRECIPITATION 5 9 13 11 7 0 0 0 0 3 8 6 62 GREATEST DAILY PRECIPITATION 12.0 6.8 26.0 15.2 2.0 0.0 0.0 0.0 0.0 0.8 19.0 9.3 26.0 DAY 17 5 23 18 25 ** ** ** ** 20 16 7 DAY WITH THUNDER STORM 0 0 3 5 4 0 0 0 0 0 0 0 12 DAYS WITH SNOW OR SLEET 2 11 3 0 0 0 0 0 0 0 2 5 23 DAYS WITH DUST 0 0 3 6 9 9 16 9 3 8 1 0 64 WIND DIRECTION (PREVAILING) 135 135 135 135 135 90 45 90 135 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 5.6 6.7 7.8 8.2 8.5 10.0 11.8 10.7 7.6 7.2 7.8 5.2 7.4 PREVAILING WIND PERCENT 11.7 20.7 29.0 17.5 19.0 21.7 27.5 25.4 18.3 12.5 14.6 9.3 14.3 CALMS PERCENT OF WIND 63.7 47.8 36.7 43.8 38.7 35.0 37.7 38.7 40.4 56.9 63.3 74.2 48.1 NO. OF WIND OBSERVATION 248 232 248 240 248 240 247 248 240 248 240 248 2927 VECTOR WIND DIRECTION (MEAN) 175 113 142 137 98 68 31 81 124 131 151 134 92 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.9 2.4 1.5 2.2 3.7 4.3 3.3 2.5 0.3 0.9 0.1 1.4 WIND STEADINESES (MEAN %) 4.8 25.7 50.0 39.5 41.5 61.7 70.5 62.3 62.5 9.4 33.3 6.3 35.0 WIND SPEED (MEAN KNOTS) 2.1 3.5 4.8 3.8 5.3 6.0 6.1 5.3 4.0 3.2 2.7 1.6 4.0 FASTEST WIND DIRECTION 310 330 320 240 330 70 40 70 120 310 310 270 330 FASTEST WIND SPEED (KNOTS) 16 19 19 21 29 21 19 17 17 25 21 23 29 DAY 31 14 9 10 2 15 6 4 19 8 26 15 DAYS WITH SKY CLEAR (0-2)/8 13 13 1 8 7 28 27 31 26 26 6 12 198 DAYS WITH P.CLOUDY (3-6)/8 12 12 13 17 23 2 3 0 4 4 17 13 120 DAYS WITH CLOUDY (7-8)/8 6 4 17 5 1 0 1 0 0 1 7 6 48 DAYS WITH VISIBILITY =< 2 KM 17 10 8 6 1 0 0 1 1 3 8 20 75 DURATION OF SUNSHINE HOURS 74.6 173.0 104.8 205.8 260.4 365.0 359.4 354.0 290.8 242.6 119.9 141.1 2691.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.0 909.4 903.3 901.1 900.9 899.8 897.5 898.1 904.7 907.7 906.9 910.2 903.8 MAX. QFE PRESSURE IN HPA 916.2 919.7 912.8 909.8 907.7 904.2 901.3 903.0 910.6 917.8 918.4 919.0 919.7 DAY-HOUR 4-18 22-21 5- 6 14- 6 12- 6 13- 6 4- 3 31- 6 22- 6 22- 6 27- 6 18-18 MIN. QFE PRESSURE IN HPA 898.8 894.5 892.8 893.7 889.9 894.0 893.5 893.3 898.2 895.6 894.4 896.4 889.9 DAY-HOUR 14-12 8-12 15-12 10-12 29-12 21-12 15-12 8-12 8-12 18- 9 12- 9 7-12 MEAN QNH PRESSURE IN HPA 1020.9 1024.6 1017.9 1015.5 1015.3 1014.1 1011.5 1012.1 1019.4 1022.8 1021.8 1025.4 1018.4 MAX. QNH PRESSURE IN HPA 1032.1 1036.0 1028.4 1025.0 1022.7 1018.9 1015.7 1017.6 1025.9 1033.9 1034.5 1035.2 1036.0 DAY-HOUR 4-18 22-21 5- 6 14- 6 12- 6 13- 6 4- 3 31- 6 22- 6 22- 6 27- 6 18-18 MIN. QNH PRESSURE IN HPA 1012.9 1008.2 1006.3 1007.3 1003.1 1007.6 1007.1 1006.9 1012.3 1009.4 1008.1 1010.3 1003.1 DAY-HOUR 14-12 8-12 15-12 10-12 29-12 21-12 15-12 8-12 8-12 18- 9 12- 9 7-12 MEAN QFF PRESSURE IN HPA 1024.4 1029.7 1017.7 1012.6 1010.8 1007.4 1003.4 1004.5 1014.9 1021.2 1021.6 1030.8 1016.6 MAX. QFF PRESSURE IN HPA 1035.6 1043.7 1031.8 1023.6 1019.4 1013.5 1008.0 1011.5 1021.7 1035.6 1038.3 1042.0 1043.7 DAY-HOUR 4-18 23- 3 5- 6 4-15 4- 6 17- 6 4- 3 31- 3 22- 3 22- 3 30-18 19- 6 MIN. QFF PRESSURE IN HPA 1014.4 1009.9 1003.3 1002.1 994.2 1000.3 997.6 999.3 1007.8 1003.8 1005.1 1012.8 994.2 DAY-HOUR 2-12 8-21 13-12 10- 9 29-15 21-12 15-12 8-12 8-12 18- 9 12- 9 14- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.0 909.1 903.0 901.2 900.9 899.8 897.4 898.0 904.5 907.7 906.4 910.3 903.7 MAX. QFE PRESSURE IN HPA 915.8 919.1 912.3 908.8 906.0 902.6 900.5 901.7 908.6 916.2 915.2 918.4 919.1 DAY 5 23 5 14 12 13 4 31 22 22 27 19 MIN. QFE PRESSURE IN HPA 900.3 895.3 894.2 895.5 892.7 894.1 894.4 894.9 899.2 898.6 897.5 900.3 892.7 DAY 15 9 13 10 30 21 16 9 9 18 14 14 MEAN QNH PRESSURE IN HPA 1020.9 1024.2 1017.5 1015.6 1015.3 1014.0 1011.4 1012.1 1019.2 1022.7 1021.3 1025.6 1018.3 MAX. QNH PRESSURE IN HPA 1031.7 1035.3 1027.8 1023.9 1020.9 1017.1 1014.8 1016.1 1023.7 1032.1 1031.0 1034.5 1035.3 DAY 5 23 5 14 12 13 4 31 22 22 27 19 MIN. QNH PRESSURE IN HPA 1014.6 1009.1 1007.9 1009.3 1006.2 1007.8 1008.1 1008.6 1013.4 1012.7 1011.5 1014.6 1006.2 DAY 15 9 13 10 30 21 16 9 9 18 14 14 MEAN QFF PRESSURE IN HPA 1023.9 1028.8 1017.0 1012.9 1010.8 1007.4 1003.4 1004.4 1014.6 1021.0 1020.7 1030.6 1016.3 MAX. QFF PRESSURE IN HPA 1033.5 1041.4 1030.0 1022.6 1018.2 1012.2 1006.6 1009.2 1019.5 1033.5 1029.2 1040.1 1041.4 DAY 5 19 5 5 4 17 4 31 22 22 27 19 MIN. QFF PRESSURE IN HPA 1015.9 1009.9 1004.4 1003.6 997.3 1001.2 999.2 1000.7 1008.6 1007.6 1009.0 1015.8 997.3 DAY 17 9 13 18 30 21 11 9 9 18 14 15 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.3 909.4 903.6 901.7 901.6 900.6 898.2 898.8 905.2 908.3 907.2 910.4 904.3 MAX. QFE PRESSURE IN HPA 915.6 919.1 912.3 909.1 907.3 903.8 901.3 902.8 909.5 917.0 916.8 918.3 919.1 DAY 5 23 5 14 12 16 4 31 22 22 27 19 MIN. QFE PRESSURE IN HPA 900.1 895.2 894.2 895.5 893.5 894.5 895.4 895.5 900.7 897.8 899.0 900.3 893.5 DAY 17 8 15 10 30 21 16 8 8 18 13 14 MEAN QNH PRESSURE IN HPA 1021.1 1024.6 1018.2 1016.2 1016.0 1015.0 1012.3 1012.9 1019.9 1023.4 1022.2 1025.7 1019.0 MAX. QNH PRESSURE IN HPA 1031.4 1035.3 1027.8 1024.3 1022.3 1018.4 1015.7 1017.3 1024.7 1033.0 1032.8 1034.4 1035.3 DAY 5 23 5 14 12 16 4 31 22 22 27 19 MIN. QNH PRESSURE IN HPA 1014.4 1009.0 1007.9 1009.3 1007.1 1008.2 1009.2 1009.3 1015.0 1011.8 1013.1 1014.6 1007.1 DAY 17 8 15 10 30 21 16 8 8 18 13 14 MEAN QFF PRESSURE IN HPA 1025.4 1030.5 1018.5 1013.9 1011.8 1008.6 1004.5 1006.0 1016.6 1023.2 1022.8 1031.8 1017.8 MAX. QFF PRESSURE IN HPA 1034.4 1043.7 1031.2 1023.0 1019.4 1012.5 1008.0 1011.5 1021.7 1035.6 1032.5 1041.0 1043.7 DAY 5 23 5 14 12 17 4 31 22 22 27 19 MIN. QFF PRESSURE IN HPA 1016.7 1014.6 1006.6 1004.7 998.9 1001.4 1001.0 1002.3 1011.0 1008.9 1012.0 1017.3 998.9 DAY 17 14 13 10 30 21 15 8 9 18 13 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.3 910.4 904.5 902.1 901.8 900.8 898.3 899.1 905.9 909.0 908.2 911.3 904.9 MAX. QFE PRESSURE IN HPA 915.6 919.4 912.8 909.8 907.7 904.2 900.8 903.0 910.6 917.8 918.4 918.9 919.4 DAY 5 23 5 14 12 13 4 31 22 22 27 18 MIN. QFE PRESSURE IN HPA 900.5 896.3 895.7 895.1 893.6 895.3 895.9 895.3 900.8 897.8 898.6 900.3 893.6 DAY 17 8 13 10 30 21 9 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1022.3 1025.8 1019.3 1016.5 1016.2 1015.1 1012.4 1013.3 1020.7 1024.1 1023.3 1026.7 1019.6 MAX. QNH PRESSURE IN HPA 1031.4 1035.6 1028.4 1025.0 1022.7 1018.9 1015.1 1017.6 1025.9 1033.9 1034.5 1035.1 1035.6 DAY 5 23 5 14 12 13 4 31 22 22 27 18 MIN. QNH PRESSURE IN HPA 1014.8 1010.2 1009.5 1008.9 1007.2 1009.1 1009.7 1009.1 1015.1 1011.8 1012.7 1014.6 1007.2 DAY 17 8 13 10 30 21 9 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1026.0 1031.0 1019.4 1013.6 1011.7 1008.4 1004.0 1005.4 1016.0 1022.3 1023.1 1032.3 1017.8 MAX. QFF PRESSURE IN HPA 1035.3 1042.5 1031.8 1023.3 1019.4 1013.5 1007.2 1011.4 1021.4 1034.8 1034.0 1042.0 1042.5 DAY 5 19 5 14 4 17 4 31 22 22 27 19 MIN. QFF PRESSURE IN HPA 1016.9 1015.0 1007.6 1003.3 998.9 1002.1 1000.7 1001.0 1010.5 1008.2 1011.6 1016.5 998.9 DAY 17 8 13 10 30 21 15 8 8 18 12 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.8 909.3 903.3 900.9 900.6 899.7 897.3 897.9 904.6 907.2 906.5 909.5 903.6 MAX. QFE PRESSURE IN HPA 914.2 918.0 911.6 908.4 906.4 903.4 900.0 901.4 909.4 915.6 916.9 917.3 918.0 DAY 5 23 5 14 12 13 4 31 22 22 27 18 MIN. QFE PRESSURE IN HPA 900.0 895.2 893.7 894.3 892.5 895.0 894.6 894.7 899.6 895.6 894.4 897.5 892.5 DAY 17 8 15 10 30 21 15 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1020.6 1024.5 1017.9 1015.3 1015.0 1013.9 1011.3 1012.0 1019.3 1022.2 1021.4 1024.8 1018.2 MAX. QNH PRESSURE IN HPA 1029.9 1034.1 1027.0 1023.5 1021.3 1018.0 1014.3 1015.8 1024.6 1031.4 1032.9 1033.3 1034.1 DAY 5 23 5 14 12 13 4 31 22 22 27 18 MIN. QNH PRESSURE IN HPA 1014.3 1009.0 1007.3 1008.0 1006.0 1008.7 1008.3 1008.4 1013.8 1009.4 1008.1 1011.5 1006.0 DAY 17 8 15 10 30 21 15 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1023.6 1029.1 1017.5 1012.0 1010.2 1007.1 1002.9 1003.9 1014.0 1019.8 1020.6 1029.6 1015.9 MAX. QFF PRESSURE IN HPA 1033.3 1040.8 1029.7 1022.9 1017.8 1011.7 1006.2 1009.3 1020.7 1031.4 1032.1 1038.9 1040.8 DAY 5 19 5 4 12 17 4 31 22 22 27 18 MIN. QFF PRESSURE IN HPA 1015.4 1012.0 1004.6 1002.1 997.5 1001.0 998.8 1000.6 1008.7 1003.8 1005.1 1012.8 997.5 DAY 9 8 13 10 30 21 15 8 8 18 12 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.9 908.4 902.0 899.9 899.4 898.7 896.5 896.8 903.3 906.3 905.8 909.0 902.6 MAX. QFE PRESSURE IN HPA 912.7 916.6 909.8 906.8 905.6 902.3 899.3 899.7 907.2 914.8 916.0 917.3 917.3 DAY 4 23 5 4 12 13 3 30 22 22 30 18 MIN. QFE PRESSURE IN HPA 898.8 894.5 892.8 893.7 889.9 894.0 893.5 893.3 898.2 896.0 894.7 896.4 889.9 DAY 14 8 15 10 29 21 15 8 8 18 12 7 MEAN QNH PRESSURE IN HPA 1019.6 1023.5 1016.5 1014.1 1013.6 1012.8 1010.4 1010.7 1017.9 1021.2 1020.7 1024.2 1017.1 MAX. QNH PRESSURE IN HPA 1028.2 1032.5 1025.0 1021.7 1020.4 1016.8 1013.5 1013.9 1022.2 1030.6 1031.9 1033.3 1033.3 DAY 4 23 5 4 12 13 3 30 22 22 30 18 MIN. QNH PRESSURE IN HPA 1012.9 1008.2 1006.3 1007.3 1003.1 1007.6 1007.1 1006.9 1012.3 1009.8 1008.4 1010.3 1003.1 DAY 14 8 15 10 29 21 15 8 8 18 12 7 MEAN QFF PRESSURE IN HPA 1022.6 1027.9 1015.9 1011.2 1009.1 1006.2 1002.4 1003.0 1013.2 1019.3 1020.1 1029.1 1015.0 MAX. QFF PRESSURE IN HPA 1030.8 1039.4 1027.4 1022.6 1017.1 1011.0 1005.4 1007.3 1018.4 1031.5 1034.5 1039.5 1039.5 DAY 4 19 5 4 12 16 3 31 22 22 30 18 MIN. QFF PRESSURE IN HPA 1014.4 1011.3 1003.3 1002.1 994.9 1000.3 997.6 999.3 1007.8 1004.7 1005.9 1012.8 994.9 DAY 2 8 13 10 29 21 15 8 8 18 12 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.7 909.2 902.7 900.2 900.0 899.0 896.8 897.1 904.0 907.2 906.8 910.1 903.2 MAX. QFE PRESSURE IN HPA 914.2 918.1 911.0 907.2 906.0 902.2 900.2 900.2 907.6 915.6 917.5 918.6 918.6 DAY 4 22 5 4 12 13 3 30 22 21 30 18 MIN. QFE PRESSURE IN HPA 898.9 894.8 893.8 895.0 890.1 894.8 893.7 893.8 898.4 897.8 895.8 898.3 890.1 DAY 14 8 15 10 29 21 15 8 8 18 12 14 MEAN QNH PRESSURE IN HPA 1020.5 1024.4 1017.2 1014.5 1014.2 1013.2 1010.8 1011.1 1018.6 1022.2 1021.8 1025.4 1017.8 MAX. QNH PRESSURE IN HPA 1029.9 1034.2 1026.4 1022.2 1020.9 1016.7 1014.5 1014.5 1022.6 1031.4 1033.5 1034.7 1034.7 DAY 4 22 5 4 12 13 3 30 22 21 30 18 MIN. QNH PRESSURE IN HPA 1013.0 1008.5 1007.4 1008.7 1003.3 1008.5 1007.3 1007.4 1012.5 1011.8 1009.6 1012.4 1003.3 DAY 14 8 15 10 29 21 15 8 8 18 12 14 MEAN QFF PRESSURE IN HPA 1024.7 1030.1 1017.5 1012.0 1010.0 1006.8 1003.1 1004.2 1015.2 1021.9 1022.5 1031.3 1016.6 MAX. QFF PRESSURE IN HPA 1033.4 1042.8 1029.6 1023.6 1018.2 1011.2 1006.6 1009.1 1020.4 1033.1 1037.1 1041.6 1042.8 DAY 4 18 5 4 12 16 3 31 30 22 30 18 MIN. QFF PRESSURE IN HPA 1016.7 1013.1 1004.9 1004.3 994.2 1001.1 998.6 1000.4 1008.4 1008.2 1008.3 1014.9 994.2 DAY 14 8 26 10 29 21 15 8 9 18 12 14 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.4 910.0 903.7 901.6 901.6 900.4 897.8 898.5 905.3 908.2 907.3 910.5 904.3 MAX. QFE PRESSURE IN HPA 916.2 919.5 912.6 908.9 907.5 903.5 900.7 901.8 908.4 916.5 917.3 919.0 919.5 DAY 4 22 4 13 12 13 3 30 21 21 30 18 MIN. QFE PRESSURE IN HPA 899.7 895.3 895.3 895.6 891.2 895.4 894.7 895.1 899.7 899.1 896.6 899.0 891.2 DAY 14 8 15 9 29 20 15 8 8 17 12 14 MEAN QNH PRESSURE IN HPA 1021.3 1025.3 1018.3 1016.0 1016.0 1014.7 1011.9 1012.6 1020.0 1023.3 1022.3 1025.9 1019.0 MAX. QNH PRESSURE IN HPA 1032.1 1035.7 1028.1 1024.1 1022.5 1018.1 1015.0 1016.2 1023.5 1032.4 1033.3 1035.2 1035.7 DAY 4 22 4 13 12 13 3 30 21 21 30 18 MIN. QNH PRESSURE IN HPA 1013.9 1009.1 1009.1 1009.4 1004.6 1009.2 1008.4 1008.9 1013.9 1013.3 1010.5 1013.1 1004.6 DAY 14 8 15 9 29 20 15 8 8 17 12 14 MEAN QFF PRESSURE IN HPA 1025.0 1030.5 1018.4 1013.1 1011.4 1007.9 1003.5 1004.8 1015.4 1021.5 1022.2 1031.3 1017.1 MAX. QFF PRESSURE IN HPA 1035.6 1042.6 1031.0 1023.0 1018.8 1012.6 1006.7 1010.3 1019.7 1034.1 1038.3 1041.4 1042.6 DAY 4 22 4 4 4 16 3 31 30 21 30 18 MIN. QFF PRESSURE IN HPA 1016.5 1011.8 1006.3 1004.3 996.2 1002.5 999.7 1001.3 1009.0 1007.8 1008.2 1014.5 996.2 DAY 14 8 25 17 29 20 15 8 8 19 12 14 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.1 909.6 903.4 901.5 901.5 899.9 897.7 898.3 905.0 908.0 906.8 910.2 904.0 MAX. QFE PRESSURE IN HPA 916.0 919.7 912.4 909.3 906.8 902.5 900.8 902.0 908.3 916.4 916.4 918.9 919.7 DAY 4 22 4 13 11 13 3 30 21 21 30 18 MIN. QFE PRESSURE IN HPA 899.9 894.9 893.7 895.7 892.4 894.9 894.5 894.9 899.5 898.4 896.5 899.5 892.4 DAY 14 8 12 9 29 20 15 8 8 17 13 14 MEAN QNH PRESSURE IN HPA 1021.0 1024.9 1018.0 1015.9 1015.9 1014.2 1011.8 1012.4 1019.7 1023.1 1021.8 1025.4 1018.7 MAX. QNH PRESSURE IN HPA 1031.9 1036.0 1027.9 1024.5 1021.7 1017.0 1015.1 1016.5 1023.4 1032.3 1032.3 1035.1 1036.0 DAY 4 22 4 13 11 13 3 30 21 21 30 18 MIN. QNH PRESSURE IN HPA 1014.1 1008.6 1007.3 1009.5 1005.9 1008.6 1008.2 1008.6 1013.7 1012.5 1010.4 1013.7 1005.9 DAY 14 8 12 9 29 20 15 8 8 17 13 14 MEAN QFF PRESSURE IN HPA 1023.9 1029.5 1017.7 1012.6 1011.2 1007.4 1003.4 1004.4 1014.6 1020.8 1021.1 1030.4 1016.4 MAX. QFF PRESSURE IN HPA 1033.8 1042.2 1030.7 1023.6 1018.0 1012.4 1006.8 1010.0 1019.6 1032.8 1037.5 1040.9 1042.2 DAY 4 18 4 4 3 16 3 31 22 21 30 18 MIN. QFF PRESSURE IN HPA 1015.0 1009.9 1003.5 1003.5 997.1 1001.8 999.5 1000.5 1008.5 1007.4 1006.7 1014.3 997.1 DAY 8 8 12 17 29 24 14 8 8 19 13 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1985 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.3 5.3 4.5 14.5 19.4 26.0 26.7 23.1 19.8 12.4 8.3 3.0 13.6 MINIMUN AIR TEMPERATURE (C) -5.0 -0.7 -0.6 7.3 10.8 16.3 17.8 14.4 9.3 4.6 2.2 -0.9 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 2 0 0 0 0 0 4 DAYS WITH MINIMUM TEMP. <=-4 17 5 9 0 0 0 0 0 0 0 1 6 38 DAYS WITH FREEZING MIN.<= 0 30 17 17 1 0 0 0 0 0 5 6 19 95 TEMPERATURE RECORDS LOWEST(C) -14.0 -6.4 -12.6 -0.6 5.4 9.4 12.4 10.0 6.0 -1.8 -4.8 -10.5 -14.0 DAY 19 25 5 18 14 12 20 23 10 24 26 7 MAXIMUM AIR TEMPERATURE (C) 7.3 13.3 11.2 22.4 27.9 34.6 34.9 31.1 30.1 21.8 16.5 8.8 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 9 28 31 24 20 1 0 0 116 DAYS WITH MAXIMUM TEMP. <= 0 1 1 2 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 14.5 23.4 26.4 32.5 33.4 39.5 38.5 34.7 34.5 34.0 23.4 23.4 39.5 DAY 12 16 24 15 31 26 6 7 30 1 3 2 DIF. BETWEEN (MAX.-MIN.) (C) 12.3 14.0 11.8 15.1 17.1 18.3 17.1 16.7 20.8 17.2 14.3 9.7 15.4 MEAN DAILY TEMP. (MDT) (C) 1.1 6.3 5.3 14.9 19.3 25.4 26.3 22.7 19.7 13.2 9.4 4.0 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.8 9.1 129.4 164.8 55.8 4.5 1.0 0.0 0.0 365.5 HEATING DEG. DAYS(BASE 18 0C) 522.7 328.1 393.2 107.4 11.4 0.0 0.0 0.0 1.9 152.7 259.1 435.3 2211.9 DEWPOINT (MEAN C) -2.5 -0.7 0.6 7.2 8.1 9.3 10.9 7.7 3.4 1.8 1.1 -0.5 3.9 MIXING RATIO (G/KG) 3.64 4.15 4.78 7.25 7.76 8.38 9.35 7.52 5.58 5.00 4.67 4.21 6.02 VAPOUR PRESSURE (HPA) 5.26 5.95 6.89 10.37 11.11 11.93 13.30 10.76 8.04 7.23 6.77 6.09 8.64 SATURATION DEF. (HPA) 1.36 3.76 2.65 7.52 12.92 23.86 23.48 19.01 17.12 8.58 5.04 2.01 10.61 RELATIVE HUMIDITY (MEAN %) 83 69 78 66 53 38 41 42 39 53 64 81 59 RELATIVE HUMIDITY (MAX. %) 94 91 93 87 80 61 63 67 64 76 82 94 79 RELATIVE HUMIDITY (MIN. %) 65 42 57 43 29 20 22 21 18 30 44 61 38 RELATIVE HUMIDITY (MEAN% 03UTC) 93 85 90 84 73 59 59 61 61 73 80 88 76 RELATIVE HUMIDITY (MEAN% 09UTC) 69 52 64 47 33 23 25 24 21 35 47 68 42 RELATIVE HUMIDITY (MEAN% 15UTC) 83 66 74 62 43 25 28 29 30 48 61 83 53 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 55.8 24.7 55.6 46.5 18.2 0.0 0.0 2.0 0.0 0.2 15.4 74.2 292.6 DAYS WITH PRECIPITATION >=10 2 0 3 1 1 0 0 0 0 0 1 3 11 DAYS WITH PRECIPITATION >= 5 3 3 5 2 2 0 0 0 0 0 1 5 21 DAYS WITH PRECIPITATION >= 1 6 7 7 8 3 0 0 1 0 0 3 9 44 DAYS WITH PRECIPITATION 8 7 13 11 9 0 0 2 0 3 5 14 72 GREATEST DAILY PRECIPITATION 22.0 6.5 17.5 22.0 10.0 0.0 0.0 2.0 0.0 0.1 10.0 27.0 27.0 DAY 17 19 25 4 23 ** ** 25 ** 11 28 5 DAY WITH THUNDER STORM 0 0 2 6 3 0 0 0 0 0 0 0 11 DAYS WITH SNOW OR SLEET 6 5 9 0 0 0 0 0 0 0 0 6 26 DAYS WITH DUST 0 6 2 6 4 12 16 13 5 8 0 3 75 WIND DIRECTION (PREVAILING) 135 315 180 135 90 90 90 90 90 135 135 135 90 PREVAILING WIND SPEED(KNOTS) 6.7 12.4 6.6 9.3 8.8 10.7 12.1 11.8 9.5 7.8 6.9 11.6 9.6 PREVAILING WIND PERCENT 10.9 14.7 23.4 11.7 13.7 19.7 25.1 20.6 15.0 16.9 7.9 5.6 11.6 CALMS PERCENT OF WIND 52.6 34.8 41.1 47.1 39.1 32.6 38.1 28.6 57.9 56.5 81.7 86.3 49.8 NO. OF WIND OBSERVATION 247 224 248 240 248 239 247 248 240 248 240 248 2917 VECTOR WIND DIRECTION (MEAN) 146 233 148 39 101 78 75 60 95 112 120 127 92 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.7 2.3 0.3 2.2 3.3 4.9 3.7 2.2 1.9 0.8 0.9 1.6 WIND STEADINESES (MEAN %) 3.7 11.1 52.3 6.7 45.8 56.9 72.1 56.9 66.7 57.6 72.7 64.3 37.2 WIND SPEED (MEAN KNOTS) 2.7 6.3 4.4 4.5 4.8 5.8 6.8 6.5 3.3 3.3 1.1 1.4 4.3 FASTEST WIND DIRECTION 330 260 270 330 200 60 60 340 80 310 120 100 330 FASTEST WIND SPEED (KNOTS) 19 29 23 35 27 21 23 25 21 25 14 25 35 DAY 24 2 20 25 20 9 11 18 4 21 11 4 DAYS WITH SKY CLEAR (0-2)/8 11 12 6 12 13 26 30 25 30 18 9 5 197 DAYS WITH P.CLOUDY (3-6)/8 13 10 9 7 17 4 1 6 0 10 17 12 106 DAYS WITH CLOUDY (7-8)/8 7 6 16 11 1 0 0 0 0 3 4 14 62 DAYS WITH VISIBILITY =< 2 KM 21 9 16 6 4 1 0 1 4 2 4 24 92 DURATION OF SUNSHINE HOURS 151.9 175.2 126.6 209.5 290.0 354.2 374.3 352.1 319.4 228.1 160.9 94.1 2836.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.0 898.9 906.8 901.6 902.2 898.6 898.9 901.5 903.7 906.8 908.4 906.3 903.2 MAX. QFE PRESSURE IN HPA 913.2 912.7 920.1 916.5 911.5 905.1 903.4 907.0 913.7 917.5 916.3 916.1 920.1 DAY-HOUR 23-15 24- 6 5-18 17- 6 12-18 6- 6 16- 6 31- 6 22- 6 31-18 1- 3 14-15 MIN. QFE PRESSURE IN HPA 896.0 886.1 888.3 894.3 894.9 892.6 894.3 896.5 897.5 897.9 903.2 892.1 886.1 DAY-HOUR 2-18 26-21 24-15 15-12 4-12 20-12 27-12 6-12 7-12 28-12 9-12 19- 9 MEAN QNH PRESSURE IN HPA 1019.8 1013.1 1021.7 1016.0 1016.6 1012.7 1013.1 1016.0 1018.4 1021.8 1023.5 1021.2 1017.8 MAX. QNH PRESSURE IN HPA 1028.8 1028.2 1036.4 1032.4 1026.9 1019.9 1018.0 1022.0 1029.3 1033.5 1032.2 1032.0 1036.4 DAY-HOUR 23-15 24- 6 5-18 17- 6 12-18 6- 6 16- 6 31- 6 22- 6 31-18 1- 3 14-15 MIN. QNH PRESSURE IN HPA 1009.8 998.9 1001.4 1008.0 1008.6 1006.1 1008.0 1010.4 1011.5 1011.9 1017.8 1005.5 998.9 DAY-HOUR 2-18 26-21 24-15 15-12 4-12 20-12 27-12 6-12 7-12 28-12 9-12 19- 9 MEAN QFF PRESSURE IN HPA 1023.5 1014.3 1023.6 1013.3 1011.8 1005.4 1005.3 1009.7 1013.6 1020.1 1023.7 1023.6 1015.7 MAX. QFF PRESSURE IN HPA 1033.4 1033.5 1043.9 1033.7 1023.2 1012.9 1010.3 1017.1 1025.6 1034.7 1033.7 1036.4 1043.9 DAY-HOUR 18- 6 24- 6 5- 3 17- 6 13- 6 10- 3 18- 3 31- 3 22- 6 31-15 1- 3 14-15 MIN. QFF PRESSURE IN HPA 1012.8 996.7 998.6 1001.7 1004.5 998.5 999.2 1003.5 1006.1 1007.6 1015.6 1003.6 996.7 DAY-HOUR 3- 0 6-12 24-15 25- 0 4- 9 20-12 28-12 8-12 7-12 11- 0 11- 0 19-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.9 898.6 906.6 901.4 902.1 898.5 898.8 901.5 903.8 906.7 908.6 905.9 903.1 MAX. QFE PRESSURE IN HPA 910.3 909.0 919.4 914.1 910.3 903.4 902.0 906.0 911.1 913.1 916.2 913.8 919.4 DAY 28 24 6 17 13 10 18 31 22 3 1 15 MIN. QFE PRESSURE IN HPA 896.0 888.4 894.0 894.8 897.2 894.4 895.6 897.7 899.1 898.3 903.2 893.8 888.4 DAY 3 6 25 25 4 20 28 6 7 11 11 19 MEAN QNH PRESSURE IN HPA 1019.6 1012.7 1021.5 1015.7 1016.6 1012.6 1013.0 1015.9 1018.4 1021.6 1023.7 1020.8 1017.7 MAX. QNH PRESSURE IN HPA 1025.6 1024.2 1035.6 1029.8 1025.6 1018.0 1016.5 1020.9 1026.5 1028.7 1032.1 1029.5 1035.6 DAY 28 24 6 17 13 10 18 31 22 3 1 15 MIN. QNH PRESSURE IN HPA 1009.8 1001.5 1007.6 1008.5 1011.2 1008.1 1009.4 1011.7 1013.3 1012.4 1017.8 1007.4 1001.5 DAY 3 6 25 25 4 20 28 6 7 11 11 19 MEAN QFF PRESSURE IN HPA 1022.9 1013.4 1023.1 1012.9 1012.2 1005.4 1005.3 1009.8 1013.6 1019.4 1023.6 1022.9 1015.4 MAX. QFF PRESSURE IN HPA 1031.4 1028.2 1042.4 1029.6 1022.1 1011.0 1008.8 1015.3 1022.4 1026.5 1032.6 1034.5 1042.4 DAY 18 24 5 17 13 6 18 31 23 13 1 15 MIN. QFF PRESSURE IN HPA 1012.8 998.9 1003.5 1001.7 1005.8 1000.2 1000.7 1004.4 1008.1 1007.6 1015.6 1007.0 998.9 DAY 3 6 25 25 4 9 28 8 7 11 11 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.1 899.1 907.2 902.2 902.8 899.5 899.7 902.3 904.5 907.3 908.9 906.3 903.7 MAX. QFE PRESSURE IN HPA 910.8 910.4 919.6 915.6 910.6 904.7 902.9 906.7 912.3 913.2 916.3 914.3 919.6 DAY 28 24 6 17 13 6 16 31 22 3 1 9 MIN. QFE PRESSURE IN HPA 896.8 887.7 894.4 896.5 898.1 894.8 895.6 898.2 899.9 898.1 903.7 892.5 887.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 MEAN QNH PRESSURE IN HPA 1019.8 1013.3 1022.2 1016.7 1017.3 1013.7 1013.9 1016.8 1019.2 1022.3 1024.1 1021.1 1018.4 MAX. QNH PRESSURE IN HPA 1026.1 1025.7 1035.8 1031.4 1025.9 1019.4 1017.4 1021.6 1027.8 1028.8 1032.2 1030.0 1035.8 DAY 28 24 6 17 13 6 16 31 22 3 1 9 MIN. QNH PRESSURE IN HPA 1010.7 1000.7 1008.1 1010.4 1012.2 1008.5 1009.4 1012.3 1014.1 1012.2 1018.3 1006.0 1000.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 MEAN QFF PRESSURE IN HPA 1024.4 1015.3 1024.9 1014.6 1012.9 1006.4 1006.3 1011.0 1015.6 1021.8 1025.3 1024.2 1016.9 MAX. QFF PRESSURE IN HPA 1031.8 1030.9 1043.9 1032.4 1022.9 1012.9 1010.3 1017.1 1024.7 1028.3 1033.7 1035.8 1043.9 DAY 18 24 5 17 13 10 18 31 22 13 1 9 MIN. QFF PRESSURE IN HPA 1015.3 1000.3 1006.4 1004.6 1007.5 1000.5 1002.5 1005.3 1010.2 1008.5 1018.1 1006.8 1000.3 DAY 3 6 25 25 22 21 28 6 7 11 11 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 900.1 907.9 902.7 903.1 899.6 899.9 902.6 905.0 907.9 909.7 907.3 904.3 MAX. QFE PRESSURE IN HPA 912.2 912.7 919.8 916.5 911.1 905.1 903.4 907.0 913.7 913.9 916.0 915.6 919.8 DAY 23 24 5 17 13 6 16 31 22 31 1 9 MIN. QFE PRESSURE IN HPA 899.3 888.7 893.3 898.0 898.0 894.8 896.0 898.4 900.1 899.3 905.0 892.5 888.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 MEAN QNH PRESSURE IN HPA 1021.1 1014.4 1022.9 1017.2 1017.6 1013.8 1014.1 1017.1 1019.7 1022.9 1024.9 1022.3 1019.0 MAX. QNH PRESSURE IN HPA 1027.7 1028.2 1036.1 1032.4 1026.5 1019.9 1018.0 1022.0 1029.3 1029.6 1031.9 1031.4 1036.1 DAY 23 24 5 17 13 6 16 31 22 31 1 9 MIN. QNH PRESSURE IN HPA 1013.5 1001.8 1006.9 1012.0 1012.0 1008.5 1009.8 1012.5 1014.4 1013.5 1019.8 1006.0 1001.8 DAY 19 6 24 25 4 21 20 6 7 11 11 19 MEAN QFF PRESSURE IN HPA 1025.0 1015.8 1024.9 1014.4 1012.5 1006.4 1006.3 1010.6 1014.6 1021.0 1025.0 1024.7 1016.8 MAX. QFF PRESSURE IN HPA 1033.4 1033.5 1042.2 1033.7 1023.2 1012.6 1009.7 1016.3 1025.6 1028.5 1033.0 1035.9 1042.2 DAY 18 24 5 17 13 6 16 31 22 23 25 9 MIN. QFF PRESSURE IN HPA 1017.7 1000.3 1005.3 1006.4 1006.2 1000.6 1002.3 1004.4 1008.9 1009.1 1018.4 1004.5 1000.3 DAY 30 6 24 25 21 21 10 7 7 11 11 19 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.8 898.9 906.9 901.5 902.0 898.5 898.8 901.4 903.5 906.2 908.0 906.1 903.0 MAX. QFE PRESSURE IN HPA 913.1 911.3 919.2 915.7 910.2 904.1 902.3 905.6 911.9 913.9 913.1 914.9 919.2 DAY 23 24 5 17 13 6 16 31 22 31 25 14 MIN. QFE PRESSURE IN HPA 899.7 888.0 891.2 895.6 896.3 894.2 895.4 897.4 898.6 899.1 903.9 892.1 888.0 DAY 2 6 24 15 1 20 20 6 7 11 8 19 MEAN QNH PRESSURE IN HPA 1019.5 1013.1 1021.8 1015.9 1016.4 1012.6 1012.9 1015.8 1018.1 1021.1 1023.1 1020.9 1017.6 MAX. QNH PRESSURE IN HPA 1028.7 1026.7 1035.4 1031.6 1025.5 1018.8 1016.8 1020.4 1027.4 1029.6 1028.7 1030.7 1035.4 DAY 23 24 5 17 13 6 16 31 22 31 25 14 MIN. QNH PRESSURE IN HPA 1013.9 1001.0 1004.6 1009.4 1010.2 1007.9 1009.2 1011.4 1012.7 1013.3 1018.5 1005.5 1001.0 DAY 2 6 24 15 1 20 20 6 7 11 8 19 MEAN QFF PRESSURE IN HPA 1022.5 1013.8 1023.3 1012.8 1011.3 1005.1 1005.1 1009.3 1012.7 1018.7 1022.6 1023.0 1015.0 MAX. QFF PRESSURE IN HPA 1032.1 1031.6 1041.3 1032.0 1021.8 1011.8 1008.3 1015.0 1023.1 1029.2 1031.7 1034.1 1041.3 DAY 23 24 5 17 13 6 16 31 22 31 25 14 MIN. QFF PRESSURE IN HPA 1016.1 999.4 1002.2 1004.4 1004.5 999.6 1000.9 1003.9 1006.7 1009.2 1016.7 1003.9 999.4 DAY 11 6 24 15 4 21 28 7 7 11 11 19 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.3 897.8 905.6 900.4 901.0 897.4 897.7 900.2 902.3 905.3 907.1 905.7 902.1 MAX. QFE PRESSURE IN HPA 913.1 910.3 918.0 914.3 909.2 902.6 900.9 904.3 910.7 914.7 912.0 915.2 918.0 DAY 23 24 5 17 12 6 16 31 22 31 24 14 MIN. QFE PRESSURE IN HPA 898.0 886.5 889.3 894.3 894.9 892.6 894.3 896.5 897.5 897.9 903.2 892.9 886.5 DAY 2 6 24 15 4 20 27 6 7 28 9 19 MEAN QNH PRESSURE IN HPA 1019.0 1011.9 1020.4 1014.7 1015.4 1011.4 1011.7 1014.5 1016.8 1020.0 1022.1 1020.6 1016.5 MAX. QNH PRESSURE IN HPA 1028.7 1025.6 1034.1 1030.0 1024.4 1017.1 1015.2 1019.0 1026.0 1030.4 1027.5 1031.0 1034.1 DAY 23 24 5 17 12 6 16 31 22 31 24 14 MIN. QNH PRESSURE IN HPA 1012.0 999.4 1002.5 1008.0 1008.6 1006.1 1008.0 1010.4 1011.5 1011.9 1017.8 1006.4 999.4 DAY 2 6 24 15 4 20 27 6 7 28 9 19 MEAN QFF PRESSURE IN HPA 1022.1 1012.6 1021.8 1011.8 1010.9 1004.2 1004.1 1008.4 1012.0 1018.0 1021.9 1022.8 1014.2 MAX. QFF PRESSURE IN HPA 1031.9 1031.0 1041.1 1030.3 1020.8 1010.3 1007.3 1013.6 1022.0 1031.4 1030.4 1035.0 1041.1 DAY 23 24 5 17 12 6 29 31 22 31 24 14 MIN. QFF PRESSURE IN HPA 1015.9 996.7 998.8 1002.4 1004.6 998.5 999.2 1003.5 1006.1 1009.0 1016.5 1005.2 996.7 DAY 30 6 24 15 4 20 28 8 7 28 8 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.0 898.6 906.2 900.9 901.3 897.8 898.1 900.7 902.9 906.5 908.0 906.5 902.7 MAX. QFE PRESSURE IN HPA 913.2 911.2 918.5 914.5 909.8 902.6 901.2 905.2 911.7 916.8 913.5 916.1 918.5 DAY 23 24 5 17 12 6 29 30 22 31 19 14 MIN. QFE PRESSURE IN HPA 896.9 887.4 888.3 894.3 895.3 893.0 894.3 896.7 897.8 899.4 903.7 894.0 887.4 DAY 2 6 24 24 1 20 27 7 14 28 10 19 MEAN QNH PRESSURE IN HPA 1019.8 1012.7 1021.1 1015.2 1015.7 1011.8 1012.1 1015.0 1017.5 1021.4 1023.1 1021.4 1017.2 MAX. QNH PRESSURE IN HPA 1028.8 1026.6 1034.6 1030.2 1025.0 1017.1 1015.6 1020.0 1027.1 1032.8 1029.1 1032.0 1034.6 DAY 23 24 5 17 12 6 29 30 22 31 19 14 MIN. QNH PRESSURE IN HPA 1010.8 1000.4 1001.4 1008.0 1009.1 1006.5 1008.0 1010.6 1011.8 1013.6 1018.3 1007.6 1000.4 DAY 2 6 24 24 1 20 27 7 14 28 10 19 MEAN QFF PRESSURE IN HPA 1024.3 1014.7 1023.5 1013.0 1011.2 1004.7 1004.6 1009.4 1013.8 1021.0 1024.3 1024.3 1015.7 MAX. QFF PRESSURE IN HPA 1032.7 1032.3 1042.8 1031.5 1021.8 1010.2 1009.0 1015.4 1024.1 1034.7 1032.7 1036.4 1042.8 DAY 23 24 5 17 12 6 29 30 22 31 24 14 MIN. QFF PRESSURE IN HPA 1015.7 998.7 998.6 1002.7 1004.8 998.9 1000.6 1003.9 1008.3 1012.4 1018.6 1006.8 998.6 DAY 2 6 24 24 4 20 27 7 7 10 10 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.4 899.3 907.2 902.2 902.8 899.2 899.4 902.1 904.2 907.5 908.6 906.7 903.7 MAX. QFE PRESSURE IN HPA 912.9 911.1 920.1 915.8 911.5 903.9 902.6 906.7 912.8 917.5 913.9 915.9 920.1 DAY 23 24 5 17 12 5 16 30 22 31 19 14 MIN. QFE PRESSURE IN HPA 896.0 887.7 891.3 895.0 897.6 894.6 895.9 898.0 899.3 899.3 903.7 893.5 887.7 DAY 2 26 24 24 1 20 27 7 14 10 10 19 MEAN QNH PRESSURE IN HPA 1020.2 1013.5 1022.2 1016.6 1017.4 1013.4 1013.6 1016.6 1018.8 1022.6 1023.7 1021.6 1018.3 MAX. QNH PRESSURE IN HPA 1028.5 1026.5 1036.4 1031.7 1026.9 1018.5 1017.1 1021.6 1028.4 1033.5 1029.6 1031.8 1036.4 DAY 23 24 5 17 12 5 16 30 22 31 19 14 MIN. QNH PRESSURE IN HPA 1009.8 1000.7 1004.7 1008.7 1011.6 1008.3 1009.7 1012.0 1013.5 1013.5 1018.3 1007.1 1000.7 DAY 2 26 24 24 1 20 27 7 14 10 10 19 MEAN QFF PRESSURE IN HPA 1024.1 1015.0 1024.1 1013.7 1012.1 1005.9 1005.8 1010.1 1013.7 1020.8 1023.7 1024.1 1016.1 MAX. QFF PRESSURE IN HPA 1032.5 1032.0 1042.3 1033.5 1021.0 1011.3 1010.0 1016.2 1024.7 1033.5 1032.4 1036.3 1042.3 DAY 23 24 5 17 13 6 29 30 22 31 24 14 MIN. QFF PRESSURE IN HPA 1014.5 999.7 1002.5 1002.7 1005.7 1000.3 1001.9 1004.2 1008.1 1009.6 1016.9 1003.6 999.7 DAY 2 26 24 24 21 8 27 6 14 10 10 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.8 899.0 906.9 901.9 902.4 898.7 899.1 901.8 903.9 907.4 908.4 906.2 903.4 MAX. QFE PRESSURE IN HPA 911.3 909.6 920.1 915.0 910.9 903.5 902.2 906.6 912.1 917.0 913.9 915.0 920.1 DAY 14 24 5 17 12 5 16 30 22 31 17 14 MIN. QFE PRESSURE IN HPA 896.0 886.1 893.0 894.8 897.4 894.6 895.6 897.4 899.5 898.5 903.5 894.1 886.1 DAY 2 26 24 24 21 20 27 7 6 10 10 19 MEAN QNH PRESSURE IN HPA 1019.6 1013.1 1021.9 1016.3 1016.9 1012.8 1013.3 1016.2 1018.6 1022.4 1023.5 1021.0 1018.0 MAX. QNH PRESSURE IN HPA 1026.7 1024.8 1036.4 1030.8 1026.3 1018.1 1016.7 1021.5 1027.6 1033.0 1029.6 1030.8 1036.4 DAY 14 24 5 17 12 5 16 30 22 31 17 14 MIN. QNH PRESSURE IN HPA 1009.8 998.9 1006.5 1008.5 1011.4 1008.3 1009.4 1011.4 1013.7 1012.6 1018.1 1007.8 998.9 DAY 2 26 24 24 21 20 27 7 6 10 10 19 MEAN QFF PRESSURE IN HPA 1022.8 1014.0 1023.4 1013.2 1011.8 1005.2 1005.3 1009.7 1013.1 1020.2 1023.1 1023.2 1015.4 MAX. QFF PRESSURE IN HPA 1030.5 1029.7 1042.1 1032.2 1022.3 1011.2 1008.9 1016.1 1023.5 1032.9 1031.8 1035.5 1042.1 DAY 23 24 5 17 12 5 31 30 22 31 24 14 MIN. QFF PRESSURE IN HPA 1013.7 996.7 1003.5 1002.7 1006.1 999.4 1001.0 1004.2 1008.0 1008.7 1015.9 1004.2 996.7 DAY 2 26 24 24 21 8 27 7 6 10 10 19 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1986 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.1 3.1 3.1 12.7 19.9 23.7 26.9 24.3 20.7 15.8 7.7 2.8 13.6 MINIMUN AIR TEMPERATURE (C) -3.7 -1.8 -1.0 6.4 12.3 14.5 18.8 16.4 12.2 9.2 2.6 -1.6 7.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 7 3 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 11 6 6 0 0 0 0 0 0 0 0 10 33 DAYS WITH FREEZING MIN.<= 0 30 22 20 2 0 0 0 0 0 0 15 17 106 TEMPERATURE RECORDS LOWEST(C) -12.6 -8.4 -6.0 -3.4 5.4 8.8 13.6 13.0 7.8 2.2 -3.5 -12.8 -12.8 DAY 22 4 13 1 1 11 8 10 30 18 16 13 MAXIMUM AIR TEMPERATURE (C) 10.4 9.7 8.5 19.4 27.7 31.6 33.9 31.7 29.2 23.6 14.0 8.3 20.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 9 23 28 24 11 2 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 1 3 0 0 0 0 0 0 0 0 0 2 6 TEMPERATURE RECORDS HIGHEST(C) 16.4 22.3 17.0 27.0 33.6 37.2 37.6 37.0 34.4 31.0 27.2 17.6 37.6 DAY 19 26 4 16 23 30 16 2 25 2 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 14.1 11.5 9.5 13.0 15.4 17.1 15.1 15.3 17.0 14.4 11.4 9.9 13.7 MEAN DAILY TEMP. (MDT) (C) 3.3 4.0 3.7 12.9 20.0 23.1 26.4 24.0 20.7 16.4 8.3 3.4 13.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 17.8 64.4 167.2 94.6 18.2 1.5 0.0 0.0 363.7 HEATING DEG. DAYS(BASE 18 0C) 454.8 393.3 429.5 154.2 13.2 0.0 0.0 0.0 3.8 69.8 290.9 453.6 2263.1 DEWPOINT (MEAN C) -2.9 -1.4 -1.8 6.1 8.6 6.5 7.2 3.3 3.7 5.4 -0.4 -2.9 2.6 MIXING RATIO (G/KG) 3.50 3.92 3.84 6.80 7.97 6.91 7.51 5.66 6.12 6.37 4.26 3.63 5.54 VAPOUR PRESSURE (HPA) 5.06 5.66 5.55 9.77 11.41 9.86 10.73 8.11 8.79 9.19 6.16 5.25 7.96 SATURATION DEF. (HPA) 2.59 2.63 2.38 5.67 13.03 20.94 26.07 23.55 17.08 9.94 5.48 2.86 11.02 RELATIVE HUMIDITY (MEAN %) 73 76 73 69 53 37 32 29 38 54 60 68 55 RELATIVE HUMIDITY (MAX. %) 93 93 91 92 81 63 50 45 54 77 81 85 75 RELATIVE HUMIDITY (MIN. %) 46 51 51 46 29 19 18 16 23 33 40 50 35 RELATIVE HUMIDITY (MEAN% 03UTC) 89 90 88 87 69 51 45 43 51 71 75 78 70 RELATIVE HUMIDITY (MEAN% 09UTC) 49 54 60 51 34 20 20 18 28 39 45 55 39 RELATIVE HUMIDITY (MEAN% 15UTC) 72 77 71 61 45 27 25 22 33 45 56 66 50 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 27.7 82.4 65.7 51.3 19.1 0.6 0.2 6.6 5.2 6.6 3.3 36.8 305.5 DAYS WITH PRECIPITATION >=10 1 2 1 3 1 0 0 0 0 0 0 2 10 DAYS WITH PRECIPITATION >= 5 2 4 6 4 1 0 0 1 0 1 0 3 22 DAYS WITH PRECIPITATION >= 1 4 9 12 7 5 0 0 1 2 1 2 6 49 DAYS WITH PRECIPITATION 5 11 15 10 10 6 1 2 2 3 6 11 82 GREATEST DAILY PRECIPITATION 17.6 37.0 12.0 14.0 13.0 0.3 0.2 6.6 3.0 6.0 1.5 10.6 37.0 DAY 21 11 21 13 28 2 21 5 29 14 21 10 DAY WITH THUNDER STORM 1 0 0 3 9 3 0 0 0 1 0 0 17 DAYS WITH SNOW OR SLEET 4 10 12 0 0 0 0 0 0 0 2 4 32 DAYS WITH DUST 1 1 0 2 7 7 12 2 2 3 1 1 39 WIND DIRECTION (PREVAILING) 315 135 135 135 90 45 90 90 135 180 135 315 90 PREVAILING WIND SPEED(KNOTS) 10.4 7.7 8.1 7.8 8.9 11.0 9.2 9.2 7.1 5.1 4.8 7.6 8.9 PREVAILING WIND PERCENT 4.4 5.4 15.7 15.4 17.7 14.2 17.7 22.2 14.2 16.5 13.3 9.3 9.2 CALMS PERCENT OF WIND 87.9 90.2 58.1 62.1 55.2 49.2 43.5 43.1 50.4 61.7 65.0 66.9 60.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 287 127 100 95 91 52 54 80 122 152 168 267 86 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.4 0.9 2.2 1.9 2.7 3.4 2.8 1.8 1.4 0.3 0.5 1.2 WIND STEADINESES (MEAN %) 50.0 57.1 23.7 71.0 48.7 54.0 68.0 66.7 54.5 63.6 15.8 23.8 40.0 WIND SPEED (MEAN KNOTS) 1.0 0.7 3.8 3.1 3.9 5.0 5.0 4.2 3.3 2.2 1.9 2.1 3.0 FASTEST WIND DIRECTION 300 120 310 60 90 110 60 60 70 80 290 240 90 FASTEST WIND SPEED (KNOTS) 19 17 23 29 35 29 25 23 23 19 19 19 35 DAY 10 8 11 25 24 4 15 17 8 7 10 28 DAYS WITH SKY CLEAR (0-2)/8 16 7 7 8 9 19 28 28 24 18 7 12 183 DAYS WITH P.CLOUDY (3-6)/8 11 12 8 10 18 9 3 3 4 13 15 15 121 DAYS WITH CLOUDY (7-8)/8 4 9 16 12 4 2 0 0 2 0 8 4 61 DAYS WITH VISIBILITY =< 2 KM 19 20 12 7 1 0 2 0 3 2 8 12 86 DURATION OF SUNSHINE HOURS 180.9 136.4 126.8 180.8 271.3 320.3 361.2 362.7 300.2 258.3 166.8 163.0 2828.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.4 904.5 906.5 904.7 902.2 898.4 899.9 901.1 904.5 906.9 906.4 905.0 903.8 MAX. QFE PRESSURE IN HPA 915.8 912.4 915.6 914.7 911.1 905.0 904.8 904.7 911.3 915.1 916.9 919.8 919.8 DAY-HOUR 28-18 22- 6 3- 6 5- 6 19-18 2-18 3- 6 9- 6 30- 6 15- 6 21-18 7- 6 MIN. QFE PRESSURE IN HPA 891.7 897.7 897.5 896.5 893.0 893.0 895.0 895.9 899.5 899.1 897.0 891.8 891.7 DAY-HOUR 20- 9 16- 3 10- 0 11-12 11- 0 18-15 20-12 6-15 26-12 5-12 8-12 20-21 MEAN QNH PRESSURE IN HPA 1020.2 1019.2 1021.4 1019.5 1016.7 1012.4 1014.1 1015.4 1019.2 1021.8 1021.3 1019.8 1018.4 MAX. QNH PRESSURE IN HPA 1031.7 1027.9 1031.4 1030.4 1026.5 1019.8 1019.5 1019.4 1026.7 1030.9 1032.9 1036.1 1036.1 DAY-HOUR 28-18 22- 6 3- 6 5- 6 19-18 2-18 3- 6 9- 6 30- 6 15- 6 21-18 7- 6 MIN. QNH PRESSURE IN HPA 1005.1 1011.7 1011.5 1010.4 1006.5 1006.5 1008.7 1009.7 1013.7 1013.3 1010.9 1005.2 1005.1 DAY-HOUR 20- 9 16- 3 10- 0 11-12 11- 0 18-15 20-12 6-15 26-12 5-12 8-12 20-21 MEAN QFF PRESSURE IN HPA 1023.2 1021.6 1023.8 1017.6 1011.7 1006.0 1006.5 1008.9 1014.1 1018.7 1021.8 1022.4 1016.3 MAX. QFF PRESSURE IN HPA 1037.1 1030.4 1035.5 1029.3 1024.2 1013.9 1011.6 1013.8 1025.1 1030.8 1037.3 1039.6 1039.6 DAY-HOUR 28- 6 13-18 3- 6 5- 6 18-18 2-18 22- 3 31-21 30-18 15- 6 21-18 11- 6 MIN. QFF PRESSURE IN HPA 1005.8 1011.1 1012.2 1007.4 999.9 999.5 1001.2 1002.9 1007.1 1007.3 1007.6 1005.9 999.5 DAY-HOUR 20- 9 27-12 10-12 12- 9 11- 0 18-15 20-12 3-12 26-12 5-12 8-12 31- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.4 904.1 906.0 904.4 902.1 898.3 899.6 901.0 904.4 906.9 906.5 904.6 903.6 MAX. QFE PRESSURE IN HPA 914.8 909.7 912.8 912.2 909.8 903.5 903.6 903.9 909.0 914.0 914.8 919.2 919.2 DAY 29 23 30 5 19 2 4 9 23 15 22 7 MIN. QFE PRESSURE IN HPA 893.1 898.0 897.5 896.8 893.0 893.8 896.5 897.7 900.9 901.7 897.4 892.1 892.1 DAY 20 7 10 12 11 19 21 15 4 5 8 21 MEAN QNH PRESSURE IN HPA 1020.2 1018.8 1020.8 1019.2 1016.5 1012.4 1013.9 1015.4 1019.1 1021.8 1021.4 1019.3 1018.2 MAX. QNH PRESSURE IN HPA 1030.6 1024.9 1028.4 1027.7 1025.0 1018.1 1018.2 1018.5 1024.2 1029.7 1030.6 1035.4 1035.4 DAY 29 23 30 5 19 2 4 9 23 15 22 7 MIN. QNH PRESSURE IN HPA 1006.6 1012.0 1011.5 1010.7 1006.5 1007.4 1010.4 1011.7 1015.2 1016.1 1011.4 1005.5 1005.5 DAY 20 7 10 12 11 19 21 15 4 5 8 21 MEAN QFF PRESSURE IN HPA 1022.7 1021.0 1023.0 1017.3 1011.6 1006.2 1006.4 1008.8 1013.8 1018.5 1021.4 1021.5 1016.0 MAX. QFF PRESSURE IN HPA 1035.6 1029.2 1030.6 1025.0 1022.8 1012.3 1011.3 1012.7 1018.6 1027.4 1034.6 1038.5 1038.5 DAY 29 14 17 5 19 3 4 9 23 15 22 11 MIN. QFF PRESSURE IN HPA 1006.8 1012.6 1012.7 1008.4 999.9 1000.2 1002.5 1004.0 1008.9 1010.7 1008.8 1006.1 999.9 DAY 20 7 10 12 11 19 18 3 26 5 9 31 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.7 904.6 906.7 905.1 902.8 899.2 900.6 901.8 905.2 907.5 906.8 905.1 904.3 MAX. QFE PRESSURE IN HPA 914.8 910.6 914.2 913.7 910.4 904.1 904.5 904.5 909.8 914.6 915.0 919.4 919.4 DAY 29 22 3 5 19 2 3 9 22 15 22 7 MIN. QFE PRESSURE IN HPA 893.2 897.7 898.1 898.1 895.1 895.1 897.2 898.4 901.5 902.3 897.8 892.6 892.6 DAY 20 16 10 12 11 13 21 15 4 5 9 31 MEAN QNH PRESSURE IN HPA 1020.5 1019.3 1021.6 1019.9 1017.3 1013.3 1014.9 1016.3 1020.0 1022.5 1021.8 1019.9 1018.9 MAX. QNH PRESSURE IN HPA 1030.6 1025.9 1029.9 1029.3 1025.7 1018.8 1019.2 1019.2 1025.0 1030.3 1030.8 1035.6 1035.6 DAY 29 22 3 5 19 2 3 9 22 15 22 7 MIN. QNH PRESSURE IN HPA 1006.8 1011.7 1012.2 1012.2 1008.9 1008.9 1011.2 1012.5 1015.9 1016.8 1011.8 1006.1 1006.1 DAY 20 16 10 12 11 13 21 15 4 5 9 31 MEAN QFF PRESSURE IN HPA 1024.5 1022.7 1024.6 1018.6 1012.7 1007.0 1007.5 1010.2 1015.6 1020.2 1022.9 1023.0 1017.5 MAX. QFF PRESSURE IN HPA 1036.3 1029.5 1033.2 1027.7 1023.7 1012.6 1011.6 1013.6 1021.5 1029.8 1035.4 1039.5 1039.5 DAY 29 14 3 5 19 3 22 9 30 15 22 11 MIN. QFF PRESSURE IN HPA 1007.2 1014.2 1013.5 1010.0 1003.2 1001.7 1003.5 1005.4 1010.9 1012.5 1009.1 1005.9 1001.7 DAY 20 7 10 12 11 13 18 3 26 5 9 31 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.6 905.6 907.6 905.7 903.1 899.3 900.7 902.0 905.7 908.2 907.6 906.4 904.9 MAX. QFE PRESSURE IN HPA 915.6 912.4 915.6 914.7 911.0 904.8 904.8 904.7 911.3 915.1 916.0 919.8 919.8 DAY 28 22 3 5 19 2 3 9 30 15 22 7 MIN. QFE PRESSURE IN HPA 893.3 899.0 899.1 898.9 895.9 895.1 897.8 898.8 901.7 903.0 898.5 895.7 893.3 DAY 20 16 10 12 11 13 20 6 6 5 9 31 MEAN QNH PRESSURE IN HPA 1021.6 1020.4 1022.6 1020.5 1017.7 1013.5 1015.0 1016.5 1020.6 1023.2 1022.6 1021.4 1019.6 MAX. QNH PRESSURE IN HPA 1031.4 1027.9 1031.4 1030.4 1026.4 1019.5 1019.5 1019.4 1026.7 1030.9 1031.9 1036.1 1036.1 DAY 28 22 3 5 19 2 3 9 30 15 22 7 MIN. QNH PRESSURE IN HPA 1006.9 1013.1 1013.3 1013.0 1009.7 1008.9 1011.8 1012.9 1016.1 1017.6 1012.6 1009.5 1006.9 DAY 20 16 10 12 11 13 20 6 6 5 9 31 MEAN QFF PRESSURE IN HPA 1024.6 1023.0 1025.2 1018.5 1012.8 1007.0 1007.2 1009.8 1015.1 1020.2 1023.1 1024.0 1017.5 MAX. QFF PRESSURE IN HPA 1037.1 1029.8 1035.5 1029.3 1023.8 1013.4 1011.6 1013.7 1024.8 1030.8 1036.3 1039.6 1039.6 DAY 28 13 3 5 19 2 4 9 30 15 22 11 MIN. QFF PRESSURE IN HPA 1008.0 1014.9 1013.9 1009.7 1004.1 1001.4 1003.2 1004.4 1010.2 1011.7 1009.9 1009.5 1001.4 DAY 20 27 10 12 11 13 18 3 26 5 9 31 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.0 904.4 906.4 904.6 902.0 898.2 899.7 900.8 904.2 906.3 905.8 904.8 903.5 MAX. QFE PRESSURE IN HPA 915.2 911.3 914.2 913.5 910.4 903.8 903.5 903.7 910.6 913.2 914.6 916.4 916.4 DAY 28 22 3 5 19 2 3 9 30 15 21 7 MIN. QFE PRESSURE IN HPA 891.7 899.5 898.3 897.4 895.8 893.5 896.7 897.5 900.4 900.3 897.4 896.5 891.7 DAY 20 16 10 12 3 13 20 6 29 5 9 31 MEAN QNH PRESSURE IN HPA 1019.7 1019.1 1021.3 1019.3 1016.4 1012.3 1014.0 1015.1 1018.9 1021.2 1020.6 1019.5 1018.1 MAX. QNH PRESSURE IN HPA 1031.0 1026.7 1029.9 1029.1 1025.7 1018.4 1018.1 1018.3 1025.9 1028.8 1030.3 1032.3 1032.3 DAY 28 22 3 5 19 2 3 9 30 15 21 7 MIN. QNH PRESSURE IN HPA 1005.1 1013.7 1012.4 1011.4 1009.6 1007.1 1010.6 1011.5 1014.7 1014.6 1011.4 1010.4 1005.1 DAY 20 16 10 12 3 13 20 6 29 5 9 31 MEAN QFF PRESSURE IN HPA 1022.0 1021.1 1023.4 1017.0 1011.3 1005.8 1006.1 1008.2 1013.3 1017.7 1020.7 1021.8 1015.7 MAX. QFF PRESSURE IN HPA 1036.5 1028.5 1034.0 1027.2 1022.9 1011.9 1010.3 1012.8 1024.4 1028.5 1034.0 1036.7 1036.7 DAY 28 13 3 5 19 2 3 9 30 15 21 11 MIN. QFF PRESSURE IN HPA 1005.8 1012.7 1012.6 1007.4 1002.7 999.6 1002.2 1003.2 1008.1 1008.6 1008.5 1009.8 999.6 DAY 20 26 10 12 3 13 18 3 25 5 9 28 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.5 903.5 905.3 903.6 900.8 897.3 898.8 899.8 903.0 905.3 905.1 904.3 902.6 MAX. QFE PRESSURE IN HPA 914.7 910.2 913.0 911.3 909.4 903.5 902.9 902.9 909.4 912.3 915.2 914.4 915.2 DAY 28 22 3 5 19 2 3 31 30 15 21 7 MIN. QFE PRESSURE IN HPA 892.2 898.7 897.8 896.5 895.0 893.3 895.0 896.0 899.5 899.1 897.0 895.1 892.2 DAY 20 16 9 11 3 17 20 6 26 5 8 30 MEAN QNH PRESSURE IN HPA 1019.2 1018.1 1020.1 1018.3 1015.1 1011.3 1012.9 1014.1 1017.6 1020.1 1019.8 1018.9 1017.1 MAX. QNH PRESSURE IN HPA 1030.4 1025.5 1028.6 1026.7 1024.6 1018.1 1017.4 1017.4 1024.6 1027.8 1031.0 1030.1 1031.0 DAY 28 22 3 5 19 2 3 31 30 15 21 7 MIN. QNH PRESSURE IN HPA 1005.7 1012.8 1011.8 1010.4 1008.7 1006.9 1008.7 1009.8 1013.7 1013.3 1010.9 1008.9 1005.7 DAY 20 16 9 11 3 17 20 6 26 5 8 30 MEAN QFF PRESSURE IN HPA 1021.6 1020.1 1022.2 1016.3 1010.2 1005.1 1005.5 1007.6 1012.3 1016.7 1019.8 1021.1 1014.9 MAX. QFF PRESSURE IN HPA 1035.5 1028.0 1032.6 1024.3 1021.9 1011.7 1009.9 1012.2 1023.4 1027.2 1034.7 1036.6 1036.6 DAY 28 13 3 5 19 3 3 31 30 15 21 11 MIN. QFF PRESSURE IN HPA 1007.2 1011.1 1012.2 1007.6 1003.1 1000.2 1001.2 1002.9 1007.1 1007.3 1007.6 1009.2 1000.2 DAY 20 27 10 11 3 18 20 3 26 5 8 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.3 904.2 906.1 904.4 901.4 897.6 899.1 900.3 903.8 906.4 906.3 905.0 903.3 MAX. QFE PRESSURE IN HPA 915.5 910.5 912.5 911.7 910.0 903.8 903.4 903.5 909.6 913.1 916.5 915.2 916.5 DAY 28 22 30 5 19 2 3 31 30 15 21 6 MIN. QFE PRESSURE IN HPA 894.0 899.4 897.9 896.7 895.0 893.0 895.1 895.9 900.1 901.4 898.1 895.1 893.0 DAY 20 6 9 11 10 18 20 6 20 5 7 30 MEAN QNH PRESSURE IN HPA 1020.1 1018.9 1021.0 1019.1 1015.8 1011.7 1013.3 1014.6 1018.4 1021.3 1021.2 1019.8 1017.9 MAX. QNH PRESSURE IN HPA 1031.3 1025.8 1028.0 1027.1 1025.3 1018.4 1018.0 1018.1 1024.8 1028.7 1032.4 1031.0 1032.4 DAY 28 22 30 5 19 2 3 31 30 15 21 6 MIN. QNH PRESSURE IN HPA 1007.6 1013.6 1011.9 1010.6 1008.7 1006.5 1008.9 1009.7 1014.4 1015.8 1012.2 1008.9 1006.5 DAY 20 6 9 11 10 18 20 6 20 5 7 30 MEAN QFF PRESSURE IN HPA 1024.0 1022.1 1023.9 1017.6 1011.2 1005.3 1006.0 1008.6 1014.1 1019.0 1022.3 1022.9 1016.4 MAX. QFF PRESSURE IN HPA 1036.6 1030.3 1032.3 1025.7 1022.6 1012.6 1010.3 1013.3 1024.6 1029.3 1036.7 1038.7 1038.7 DAY 28 13 3 22 18 2 3 31 30 15 21 11 MIN. QFF PRESSURE IN HPA 1008.5 1013.9 1012.9 1007.9 1003.3 999.5 1001.8 1003.4 1009.5 1011.2 1009.4 1009.9 999.5 DAY 20 27 9 11 10 18 20 6 25 5 9 30 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.7 904.7 907.1 905.4 902.9 898.8 900.3 901.6 905.1 907.4 907.0 905.3 904.3 MAX. QFE PRESSURE IN HPA 915.8 910.9 913.3 912.7 911.1 905.0 904.3 904.6 909.6 913.4 916.9 917.7 917.7 DAY 28 22 27 5 19 2 3 31 30 15 21 6 MIN. QFE PRESSURE IN HPA 894.9 899.0 898.6 897.1 895.1 894.0 896.9 897.4 901.4 902.5 898.6 893.5 893.5 DAY 19 6 9 11 10 18 20 6 25 23 7 20 MEAN QNH PRESSURE IN HPA 1020.6 1019.5 1022.1 1020.2 1017.5 1012.9 1014.6 1016.1 1019.8 1022.4 1021.9 1020.1 1019.0 MAX. QNH PRESSURE IN HPA 1031.7 1026.3 1028.9 1028.2 1026.5 1019.8 1019.0 1019.3 1024.8 1029.0 1032.9 1033.8 1033.8 DAY 28 22 27 5 19 2 3 31 30 15 21 6 MIN. QNH PRESSURE IN HPA 1008.6 1013.1 1012.7 1011.1 1008.9 1007.6 1010.8 1011.4 1015.8 1017.0 1012.7 1007.1 1007.1 DAY 19 6 9 11 10 18 20 6 25 23 7 20 MEAN QFF PRESSURE IN HPA 1023.6 1022.0 1024.6 1018.1 1012.5 1006.4 1006.8 1009.4 1014.5 1019.4 1022.4 1022.8 1016.9 MAX. QFF PRESSURE IN HPA 1037.0 1030.4 1032.5 1027.1 1024.2 1013.9 1011.4 1013.7 1025.1 1029.8 1037.3 1038.3 1038.3 DAY 28 13 30 5 18 2 3 31 30 15 21 10 MIN. QFF PRESSURE IN HPA 1010.1 1013.4 1013.6 1008.4 1002.4 1000.4 1002.4 1004.0 1008.8 1012.0 1010.5 1008.4 1000.4 DAY 19 26 9 11 10 18 17 3 25 23 8 30 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.4 904.6 906.6 904.9 902.5 898.3 900.0 901.3 904.7 907.1 906.5 904.9 903.9 MAX. QFE PRESSURE IN HPA 915.1 910.4 913.0 912.4 910.6 903.8 903.7 904.6 909.1 913.8 915.9 918.4 918.4 DAY 28 22 29 4 19 2 3 31 22 14 21 6 MIN. QFE PRESSURE IN HPA 894.1 898.2 898.1 897.0 894.1 893.8 896.6 897.9 901.4 902.1 897.5 891.8 891.8 DAY 19 6 9 11 10 18 20 14 25 23 7 20 MEAN QNH PRESSURE IN HPA 1020.2 1019.3 1021.5 1019.6 1017.0 1012.4 1014.3 1015.7 1019.5 1022.1 1021.4 1019.6 1018.6 MAX. QNH PRESSURE IN HPA 1030.9 1025.7 1028.6 1027.9 1025.9 1018.4 1018.3 1019.3 1024.3 1029.5 1031.8 1034.5 1034.5 DAY 28 22 29 4 19 2 3 31 22 14 21 6 MIN. QNH PRESSURE IN HPA 1007.8 1012.3 1012.2 1010.9 1007.8 1007.4 1010.5 1011.9 1015.8 1016.6 1011.5 1005.2 1005.2 DAY 19 6 9 11 10 18 20 14 25 23 7 20 MEAN QFF PRESSURE IN HPA 1022.5 1021.2 1023.7 1017.3 1011.8 1005.8 1006.4 1008.9 1013.9 1018.5 1021.6 1022.0 1016.1 MAX. QFF PRESSURE IN HPA 1035.9 1029.7 1031.2 1025.2 1023.1 1012.0 1010.9 1013.8 1022.7 1028.4 1036.0 1038.1 1038.1 DAY 28 13 30 22 19 2 3 31 30 15 21 10 MIN. QFF PRESSURE IN HPA 1008.2 1012.7 1013.2 1008.2 1000.9 1000.2 1002.1 1003.9 1008.7 1011.3 1009.1 1007.0 1000.2 DAY 19 26 9 11 10 18 17 3 25 23 7 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1987 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.2 4.8 9.1 13.6 21.1 24.7 26.6 26.3 20.0 9.4 8.7 5.6 14.6 MINIMUN AIR TEMPERATURE (C) -0.3 -0.1 4.9 7.6 14.3 16.8 19.3 18.7 13.0 4.0 3.1 -0.7 8.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 10 5 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 2 4 0 0 0 0 0 0 0 1 2 5 14 DAYS WITH FREEZING MIN.<= 0 21 14 1 1 0 0 0 0 0 6 6 20 69 TEMPERATURE RECORDS LOWEST(C) -5.4 -4.6 -0.4 0.0 5.8 12.2 13.0 12.4 7.5 -4.2 -4.8 -8.0 -8.0 DAY 22 8 31 6 8 10 5 31 25 28 30 2 MAXIMUM AIR TEMPERATURE (C) 12.1 11.8 15.1 20.4 28.1 31.8 33.6 33.7 27.6 16.0 16.5 13.5 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 12 20 29 28 9 1 0 0 101 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 1 2 TEMPERATURE RECORDS HIGHEST(C) 19.6 21.0 23.8 32.0 36.0 36.0 37.6 36.8 38.0 30.5 29.0 24.0 38.0 DAY 26 26 14 26 24 5 8 4 6 3 7 24 DIF. BETWEEN (MAX.-MIN.) (C) 12.4 11.9 10.2 12.8 13.8 15.0 14.3 15.0 14.6 12.0 13.4 14.2 13.3 MEAN DAILY TEMP. (MDT) (C) 5.9 5.8 10.0 14.0 21.2 24.3 26.4 26.2 20.3 10.0 9.8 6.4 15.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 3.4 45.9 100.8 167.8 161.0 26.8 0.0 0.0 0.0 505.9 HEATING DEG. DAYS(BASE 18 0C) 375.6 341.0 247.5 140.6 13.3 0.0 0.0 0.0 11.5 251.4 246.9 360.3 1988.3 DEWPOINT (MEAN C) -3.0 -2.2 2.4 4.2 4.8 2.4 6.4 6.1 3.9 -0.9 -0.9 -3.9 1.6 MIXING RATIO (G/KG) 3.48 3.71 5.26 5.96 6.32 5.44 6.97 6.94 5.78 4.15 4.16 3.30 5.12 VAPOUR PRESSURE (HPA) 5.04 5.37 7.54 8.56 9.07 7.80 9.97 9.91 8.32 6.02 6.03 4.78 7.37 SATURATION DEF. (HPA) 4.34 3.81 4.57 8.30 17.46 24.77 26.12 25.55 16.19 6.96 6.23 5.10 12.45 RELATIVE HUMIDITY (MEAN %) 61 64 67 58 39 27 31 31 38 55 56 56 49 RELATIVE HUMIDITY (MAX. %) 82 84 88 81 62 44 49 50 60 74 79 75 69 RELATIVE HUMIDITY (MIN. %) 38 42 44 37 21 13 17 16 22 36 33 38 30 RELATIVE HUMIDITY (MEAN% 03UTC) 76 78 81 75 52 39 43 44 58 72 73 71 64 RELATIVE HUMIDITY (MEAN% 09UTC) 47 52 56 44 25 16 20 22 26 41 39 43 36 RELATIVE HUMIDITY (MEAN% 15UTC) 53 57 56 50 32 19 22 24 30 50 51 49 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 6.1 40.7 74.4 37.8 13.4 0.2 0.3 4.6 0.5 30.4 0.7 11.1 220.2 DAYS WITH PRECIPITATION >=10 0 1 4 1 1 0 0 0 0 2 0 0 9 DAYS WITH PRECIPITATION >= 5 1 2 4 3 1 0 0 0 0 2 0 2 15 DAYS WITH PRECIPITATION >= 1 1 6 11 3 2 0 0 1 0 3 0 2 29 DAYS WITH PRECIPITATION 5 9 18 8 9 1 2 1 1 7 3 4 68 GREATEST DAILY PRECIPITATION 5.0 23.0 20.9 19.0 10.0 0.2 0.2 4.6 0.5 16.0 0.5 6.0 23.0 DAY 12 21 28 6 31 1 3 5 20 9 29 28 DAY WITH THUNDER STORM 0 1 4 2 2 1 3 1 0 0 0 0 14 DAYS WITH SNOW OR SLEET 3 6 3 2 0 0 0 0 0 2 4 4 24 DAYS WITH DUST 4 2 3 7 6 6 9 2 4 0 1 2 46 WIND DIRECTION (PREVAILING) 315 180 135 180 90 90 90 90 135 180 135 135 135 PREVAILING WIND SPEED(KNOTS) 6.9 5.7 6.6 6.6 6.1 8.6 9.2 9.6 6.5 5.2 5.4 4.8 6.4 PREVAILING WIND PERCENT 10.1 8.5 15.3 16.7 14.5 24.2 25.4 18.1 20.0 18.1 13.8 7.3 11.2 CALMS PERCENT OF WIND 59.7 66.5 41.9 43.3 47.6 39.2 37.5 39.1 45.8 55.6 72.8 66.9 51.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 232 248 2912 VECTOR WIND DIRECTION (MEAN) 285 168 172 140 112 78 80 80 140 151 153 252 113 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.4 0.3 1.5 1.2 2.5 2.8 2.4 2.1 1.7 1.0 0.6 1.0 WIND STEADINESES (MEAN %) 29.2 19.0 7.7 36.6 40.0 56.8 58.3 54.5 70.0 70.8 66.7 33.3 32.3 WIND SPEED (MEAN KNOTS) 2.4 2.1 3.9 4.1 3.0 4.4 4.8 4.4 3.0 2.4 1.5 1.8 3.1 FASTEST WIND DIRECTION 260 330 220 210 330 360 340 110 210 150 140 260 210 FASTEST WIND SPEED (KNOTS) 19 19 21 27 17 17 17 16 16 14 17 25 27 DAY 27 1 15 20 3 30 1 1 19 3 4 7 DAYS WITH SKY CLEAR (0-2)/8 11 4 3 10 10 29 21 27 22 11 13 14 175 DAYS WITH P.CLOUDY (3-6)/8 15 17 10 12 13 1 10 4 8 11 12 11 124 DAYS WITH CLOUDY (7-8)/8 5 7 18 8 8 0 0 0 0 9 4 6 65 DAYS WITH VISIBILITY =< 2 KM 8 11 8 6 0 0 0 0 0 9 3 8 53 DURATION OF SUNSHINE HOURS 189.4 160.8 122.4 217.4 256.3 371.5 342.2 360.7 282.4 198.4 213.1 186.4 2901.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.6 905.2 900.1 903.2 902.8 901.1 899.7 899.7 904.3 909.6 908.3 905.8 903.8 MAX. QFE PRESSURE IN HPA 918.7 917.7 911.6 911.8 910.2 905.9 906.0 905.6 913.4 918.3 920.0 919.3 920.0 DAY-HOUR 21- 6 1- 6 23- 6 22- 6 1- 6 6- 6 11- 6 8- 6 24- 6 29- 6 30- 6 1- 6 MIN. QFE PRESSURE IN HPA 895.4 891.0 886.6 890.8 895.3 896.8 891.5 894.7 896.4 899.6 896.8 894.2 886.6 DAY-HOUR 27- 9 10-21 14-12 19-21 23-12 13-12 3-12 15-12 6-12 4-12 7-12 24- 9 MEAN QNH PRESSURE IN HPA 1020.5 1019.9 1014.3 1017.8 1017.4 1015.4 1013.9 1014.0 1019.0 1024.8 1023.4 1020.7 1018.4 MAX. QNH PRESSURE IN HPA 1034.9 1033.8 1027.0 1027.3 1025.5 1020.8 1020.9 1020.4 1029.0 1034.4 1036.3 1035.5 1036.3 DAY-HOUR 21- 6 1- 6 23- 6 22- 6 1- 6 6- 6 11- 6 8- 6 24- 6 29- 6 30- 6 1- 6 MIN. QNH PRESSURE IN HPA 1009.2 1004.3 999.5 1004.1 1009.1 1010.7 1004.9 1008.4 1010.3 1013.8 1010.7 1007.9 999.5 DAY-HOUR 27- 9 10-21 14-12 19-21 23-12 13-12 3-12 15-12 6-12 4-12 7-12 24- 9 MEAN QFF PRESSURE IN HPA 1022.1 1021.6 1013.9 1015.6 1012.1 1008.8 1006.4 1006.6 1014.2 1024.6 1023.5 1022.0 1015.9 MAX. QFF PRESSURE IN HPA 1040.2 1034.8 1029.9 1028.8 1022.4 1015.6 1014.8 1013.0 1027.3 1039.0 1041.8 1041.5 1041.8 DAY-HOUR 21- 6 1- 6 23- 6 6-18 1- 6 21- 6 11-18 8- 3 24- 6 28- 6 30- 6 1- 6 MIN. QFF PRESSURE IN HPA 1007.1 1002.2 996.6 998.0 1001.8 1002.8 997.3 1000.3 1002.4 1009.3 1006.4 1004.1 996.6 DAY-HOUR 27-12 10-21 14-12 19-21 23-12 5-12 3-12 18-12 6-12 4-12 7-12 24- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.4 904.8 899.8 902.9 902.7 901.0 899.6 899.6 904.2 909.4 907.9 906.0 903.6 MAX. QFE PRESSURE IN HPA 916.6 912.0 910.8 909.3 909.0 904.5 904.0 905.0 911.8 917.4 918.1 918.3 918.3 DAY 21 12 23 22 1 23 11 8 24 29 30 2 MIN. QFE PRESSURE IN HPA 896.6 891.2 889.9 892.0 897.6 897.2 894.9 895.9 898.3 902.6 898.5 897.7 889.9 DAY 3 11 20 20 23 14 9 19 6 5 8 14 MEAN QNH PRESSURE IN HPA 1020.2 1019.5 1014.1 1017.4 1017.2 1015.3 1013.8 1013.8 1018.8 1024.7 1023.0 1020.9 1018.2 MAX. QNH PRESSURE IN HPA 1032.5 1027.5 1026.1 1024.5 1024.2 1019.2 1018.7 1019.8 1027.3 1033.4 1034.2 1034.4 1034.4 DAY 21 12 23 22 1 23 11 8 24 29 30 2 MIN. QNH PRESSURE IN HPA 1010.5 1004.6 1003.1 1005.4 1011.6 1011.2 1008.6 1009.7 1012.4 1017.1 1012.6 1011.7 1003.1 DAY 3 11 20 20 23 14 9 19 6 5 8 14 MEAN QFF PRESSURE IN HPA 1021.2 1020.7 1013.3 1015.1 1011.7 1008.8 1006.3 1006.3 1013.7 1024.1 1022.4 1021.8 1015.5 MAX. QFF PRESSURE IN HPA 1036.5 1031.1 1028.2 1025.0 1020.9 1013.8 1013.1 1012.2 1024.1 1037.7 1039.2 1039.3 1039.3 DAY 21 7 23 22 1 21 12 8 24 29 30 1 MIN. QFF PRESSURE IN HPA 1009.9 1002.5 1000.1 998.7 1004.2 1004.4 999.8 1001.5 1004.9 1012.5 1008.3 1009.4 998.7 DAY 7 11 15 20 25 3 9 19 6 5 8 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.6 905.3 900.3 903.6 903.5 901.9 900.5 900.4 905.2 909.9 908.6 906.3 904.3 MAX. QFE PRESSURE IN HPA 917.3 914.6 911.1 911.2 909.8 905.6 905.2 905.4 912.6 917.8 918.4 918.3 918.4 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QFE PRESSURE IN HPA 896.8 893.4 890.4 892.2 897.2 898.1 896.1 897.0 899.3 903.3 900.3 898.0 890.4 DAY 3 11 20 20 23 14 9 15 6 3 7 24 MEAN QNH PRESSURE IN HPA 1020.4 1020.1 1014.5 1018.3 1018.1 1016.4 1014.8 1014.7 1019.9 1025.1 1023.8 1021.2 1018.9 MAX. QNH PRESSURE IN HPA 1033.3 1030.3 1026.5 1026.6 1025.0 1020.4 1020.0 1020.2 1028.1 1033.9 1034.5 1034.4 1034.5 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QNH PRESSURE IN HPA 1010.7 1007.0 1003.7 1005.7 1011.2 1012.2 1010.0 1010.9 1013.5 1017.9 1014.6 1012.0 1003.7 DAY 3 11 20 20 23 14 9 15 6 3 7 24 MEAN QFF PRESSURE IN HPA 1022.7 1022.1 1014.4 1016.6 1013.2 1009.7 1007.4 1007.7 1015.8 1025.6 1024.8 1023.4 1016.9 MAX. QFF PRESSURE IN HPA 1038.2 1033.1 1029.0 1027.1 1022.0 1015.2 1013.2 1013.0 1026.1 1038.1 1040.5 1040.8 1040.8 DAY 21 12 23 22 1 21 11 8 24 29 30 1 MIN. QFF PRESSURE IN HPA 1011.6 1005.4 1002.1 998.2 1005.3 1005.3 1001.8 1003.4 1007.1 1014.7 1013.0 1010.9 998.2 DAY 7 11 20 20 25 3 9 19 6 4 7 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.7 906.5 900.9 904.2 903.8 902.0 900.6 900.7 905.7 910.6 909.6 907.2 904.9 MAX. QFE PRESSURE IN HPA 918.7 917.7 911.6 911.8 910.2 905.9 906.0 905.6 913.4 918.3 920.0 919.3 920.0 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QFE PRESSURE IN HPA 898.0 897.8 890.8 893.6 897.3 898.0 895.5 896.8 899.7 903.7 900.6 897.6 890.8 DAY 7 11 14 20 23 13 3 15 6 3 7 24 MEAN QNH PRESSURE IN HPA 1021.6 1021.4 1015.2 1018.9 1018.4 1016.5 1014.9 1015.0 1020.5 1025.9 1024.9 1022.1 1019.6 MAX. QNH PRESSURE IN HPA 1034.9 1033.8 1027.0 1027.3 1025.5 1020.8 1020.9 1020.4 1029.0 1034.4 1036.3 1035.5 1036.3 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QNH PRESSURE IN HPA 1012.0 1011.8 1004.1 1007.2 1011.3 1012.0 1009.3 1010.7 1013.9 1018.3 1014.9 1011.6 1004.1 DAY 7 11 14 20 23 13 3 15 6 3 7 24 MEAN QFF PRESSURE IN HPA 1023.6 1023.3 1014.9 1016.7 1013.0 1009.9 1007.3 1007.5 1015.7 1025.7 1025.1 1023.5 1017.2 MAX. QFF PRESSURE IN HPA 1040.2 1034.8 1029.9 1027.3 1022.4 1015.6 1014.6 1013.0 1027.3 1039.0 1041.8 1041.5 1041.8 DAY 21 1 23 22 1 21 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1009.9 1011.4 1003.1 1000.4 1004.3 1005.0 1001.8 1002.3 1006.3 1013.5 1012.2 1010.2 1000.4 DAY 27 11 20 20 25 3 3 15 6 3 7 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.2 905.5 899.9 903.1 903.0 901.0 899.5 899.5 904.2 909.1 907.9 905.3 903.6 MAX. QFE PRESSURE IN HPA 917.7 916.2 910.6 911.5 908.6 904.5 905.5 904.4 911.4 916.6 918.5 917.4 918.5 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QFE PRESSURE IN HPA 895.4 897.3 888.8 895.2 896.3 897.4 893.6 895.7 897.9 901.8 897.9 894.2 888.8 DAY 27 10 14 20 23 5 3 15 6 4 7 24 MEAN QNH PRESSURE IN HPA 1020.0 1020.3 1014.1 1017.6 1017.5 1015.3 1013.7 1013.7 1018.8 1024.3 1023.0 1020.1 1018.2 MAX. QNH PRESSURE IN HPA 1033.8 1032.1 1025.9 1026.9 1023.7 1019.2 1020.3 1019.1 1026.8 1032.5 1034.6 1033.4 1034.6 DAY 21 1 23 22 1 6 11 8 24 29 30 1 MIN. QNH PRESSURE IN HPA 1009.2 1011.3 1001.9 1009.0 1010.2 1011.4 1007.2 1009.5 1011.9 1016.2 1011.9 1007.9 1001.9 DAY 27 10 14 20 23 5 3 15 6 4 7 24 MEAN QFF PRESSURE IN HPA 1021.3 1021.7 1013.6 1015.1 1012.1 1008.5 1006.0 1005.9 1013.6 1023.7 1022.5 1020.9 1015.4 MAX. QFF PRESSURE IN HPA 1039.0 1033.4 1028.4 1026.7 1020.2 1013.9 1014.1 1011.7 1024.6 1037.5 1039.6 1038.4 1039.6 DAY 21 1 23 22 1 21 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1007.3 1009.7 999.6 1002.9 1003.4 1003.4 999.4 1001.0 1004.1 1011.2 1007.2 1004.1 999.4 DAY 27 10 14 20 23 5 3 15 6 3 7 24 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.2 899.0 901.9 901.8 900.0 898.5 898.5 902.8 908.3 907.3 904.8 902.6 MAX. QFE PRESSURE IN HPA 916.6 915.0 908.6 909.1 906.3 903.6 904.5 904.0 909.1 916.5 918.3 916.4 918.3 DAY 21 1 23 22 1 6 11 5 20 28 30 1 MIN. QFE PRESSURE IN HPA 895.5 895.5 886.6 893.0 895.3 896.8 891.5 894.7 896.4 899.6 896.8 895.2 886.6 DAY 27 10 14 19 23 13 3 15 6 4 7 24 MEAN QNH PRESSURE IN HPA 1019.4 1018.9 1013.1 1016.4 1016.2 1014.3 1012.6 1012.6 1017.3 1023.4 1022.3 1019.5 1017.2 MAX. QNH PRESSURE IN HPA 1032.5 1030.8 1023.7 1024.3 1021.2 1018.2 1019.2 1018.7 1024.3 1032.4 1034.4 1032.3 1034.4 DAY 21 1 23 22 1 6 11 5 20 28 30 1 MIN. QNH PRESSURE IN HPA 1009.3 1009.3 999.5 1006.5 1009.1 1010.7 1004.9 1008.4 1010.3 1013.8 1010.7 1009.0 999.5 DAY 27 10 14 19 23 13 3 15 6 4 7 24 MEAN QFF PRESSURE IN HPA 1020.3 1020.1 1012.3 1014.0 1010.8 1007.7 1005.2 1005.3 1012.3 1023.0 1021.9 1020.4 1014.4 MAX. QFF PRESSURE IN HPA 1037.5 1032.7 1025.6 1026.8 1018.4 1013.3 1013.0 1011.0 1021.7 1037.4 1039.5 1037.3 1039.5 DAY 21 1 23 6 6 21 11 8 24 28 30 1 MIN. QFF PRESSURE IN HPA 1007.1 1007.4 996.6 1001.1 1001.8 1002.8 997.3 1000.3 1002.4 1009.3 1006.4 1006.2 996.6 DAY 27 10 14 19 23 5 3 18 6 4 7 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.6 904.8 899.6 902.7 902.1 900.2 899.0 899.0 903.4 909.4 908.1 905.6 903.3 MAX. QFE PRESSURE IN HPA 917.3 914.3 909.8 909.9 905.9 904.1 904.5 903.9 909.3 917.6 918.8 917.5 918.8 DAY 21 1 22 6 13 22 11 5 20 28 30 1 MIN. QFE PRESSURE IN HPA 897.7 894.4 886.9 892.5 895.8 897.1 892.4 894.9 897.4 900.6 897.3 896.2 886.9 DAY 2 10 14 19 23 13 3 18 22 4 7 13 MEAN QNH PRESSURE IN HPA 1020.5 1019.5 1013.8 1017.2 1016.6 1014.5 1013.1 1013.2 1018.0 1024.6 1023.2 1020.4 1017.9 MAX. QNH PRESSURE IN HPA 1033.3 1030.0 1025.0 1025.2 1020.8 1018.8 1019.2 1018.5 1024.5 1033.6 1035.0 1033.5 1035.0 DAY 21 1 22 6 13 22 11 5 20 28 30 1 MIN. QNH PRESSURE IN HPA 1011.7 1008.1 999.8 1006.0 1009.6 1011.1 1005.9 1008.6 1011.4 1014.9 1011.3 1010.1 999.8 DAY 2 10 14 19 23 13 3 18 22 4 7 13 MEAN QFF PRESSURE IN HPA 1022.6 1021.6 1013.8 1015.3 1011.6 1007.9 1005.9 1006.3 1013.9 1025.1 1024.3 1022.6 1015.9 MAX. QFF PRESSURE IN HPA 1039.1 1033.3 1027.5 1028.0 1017.5 1013.5 1013.3 1011.3 1022.5 1038.6 1040.6 1039.6 1040.6 DAY 21 1 22 6 6 22 11 31 24 28 30 1 MIN. QFF PRESSURE IN HPA 1012.4 1006.9 998.2 1000.5 1002.5 1003.9 998.4 1001.2 1005.0 1011.4 1008.5 1010.0 998.2 DAY 27 10 14 19 24 19 3 18 6 4 7 13 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.2 905.4 900.7 903.9 903.3 901.5 900.1 900.3 904.8 910.3 908.6 906.0 904.3 MAX. QFE PRESSURE IN HPA 917.1 913.3 910.8 911.0 907.1 905.3 905.4 905.0 910.3 918.0 919.1 918.3 919.1 DAY 21 1 22 6 13 22 11 7 25 28 30 1 MIN. QFE PRESSURE IN HPA 897.6 893.7 889.6 891.9 897.6 898.2 893.7 896.1 899.0 901.6 898.1 896.5 889.6 DAY 2 10 14 19 22 2 3 18 22 4 7 13 MEAN QNH PRESSURE IN HPA 1021.1 1020.3 1015.0 1018.6 1017.9 1016.0 1014.4 1014.6 1019.5 1025.6 1023.8 1020.8 1019.0 MAX. QNH PRESSURE IN HPA 1033.1 1028.9 1026.1 1026.4 1022.1 1020.1 1020.2 1019.8 1025.6 1034.1 1035.3 1034.4 1035.3 DAY 21 1 22 6 13 22 11 7 25 28 30 1 MIN. QNH PRESSURE IN HPA 1011.6 1007.3 1002.8 1005.3 1011.6 1012.3 1007.3 1010.0 1013.1 1016.0 1012.2 1010.4 1002.8 DAY 2 10 14 19 22 2 3 18 22 4 7 13 MEAN QFF PRESSURE IN HPA 1023.0 1022.2 1014.7 1016.4 1012.5 1009.2 1006.8 1007.2 1014.7 1025.5 1024.0 1022.4 1016.5 MAX. QFF PRESSURE IN HPA 1039.3 1032.8 1028.7 1028.8 1019.2 1015.1 1014.8 1012.8 1023.6 1038.9 1041.0 1040.0 1041.0 DAY 21 1 22 6 6 21 11 31 24 28 30 1 MIN. QFF PRESSURE IN HPA 1012.6 1006.0 1001.0 1000.0 1004.5 1005.2 999.7 1001.9 1006.5 1012.0 1008.6 1010.5 999.7 DAY 27 10 14 19 24 19 3 15 5 4 7 13 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.9 904.9 900.6 903.5 902.7 901.2 899.7 899.9 904.4 909.9 908.3 905.6 903.9 MAX. QFE PRESSURE IN HPA 916.9 911.6 911.1 909.8 906.4 905.1 904.5 905.0 911.3 918.0 918.5 918.3 918.5 DAY 20 6 22 30 13 22 11 7 23 28 30 1 MIN. QFE PRESSURE IN HPA 896.8 891.0 889.9 890.8 897.1 897.4 894.6 896.0 898.5 902.3 898.4 896.8 889.9 DAY 2 10 19 19 22 13 3 18 5 4 7 13 MEAN QNH PRESSURE IN HPA 1020.7 1019.7 1014.9 1018.1 1017.3 1015.6 1013.9 1014.2 1019.2 1025.1 1023.4 1020.4 1018.5 MAX. QNH PRESSURE IN HPA 1032.9 1027.0 1026.5 1025.0 1021.3 1019.9 1019.2 1019.8 1026.7 1034.1 1034.6 1034.4 1034.6 DAY 20 6 22 30 13 22 11 7 23 28 30 1 MIN. QNH PRESSURE IN HPA 1010.7 1004.3 1003.1 1004.1 1011.1 1011.4 1008.3 1009.8 1012.6 1016.8 1012.5 1010.7 1003.1 DAY 2 10 19 19 22 13 3 18 5 4 7 13 MEAN QFF PRESSURE IN HPA 1022.0 1021.1 1014.5 1015.4 1011.7 1008.7 1006.2 1006.5 1014.0 1024.6 1023.0 1021.5 1015.8 MAX. QFF PRESSURE IN HPA 1036.9 1030.6 1028.8 1026.9 1018.5 1014.5 1013.9 1012.1 1022.9 1038.4 1040.2 1039.4 1040.2 DAY 20 6 22 6 6 21 11 31 23 28 30 1 MIN. QFF PRESSURE IN HPA 1011.8 1002.2 1000.7 998.0 1003.4 1004.6 999.8 1001.4 1005.4 1012.1 1007.6 1008.5 998.0 DAY 2 10 19 19 24 2 8 18 5 4 7 13 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1988 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.8 2.3 9.0 14.8 18.8 26.3 27.4 24.7 20.3 14.3 10.6 6.5 14.7 MINIMUN AIR TEMPERATURE (C) -1.9 -2.0 4.1 9.7 13.0 18.1 20.4 17.4 12.8 7.1 4.7 1.1 8.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 7 15 2 0 0 0 0 25 DAYS WITH MINIMUM TEMP. <=-4 5 8 0 0 0 0 0 0 0 0 0 3 16 DAYS WITH FREEZING MIN.<= 0 26 16 1 0 0 0 0 0 0 0 6 12 61 TEMPERATURE RECORDS LOWEST(C) -9.0 -17.0 -1.0 1.4 6.6 12.4 13.0 13.8 4.4 3.8 -1.8 -6.4 -17.0 DAY 3 8 26 4 6 1 25 11 27 24 27 30 MAXIMUM AIR TEMPERATURE (C) 6.9 8.0 15.6 20.9 24.9 33.6 34.1 31.7 28.4 22.5 19.2 13.5 21.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 4 26 30 24 12 0 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 0 4 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 12.4 21.6 26.6 30.0 34.5 41.0 37.6 36.0 36.0 29.0 27.0 20.2 41.0 DAY 31 2 21 23 28 17 12 12 5 27 11 12 DIF. BETWEEN (MAX.-MIN.) (C) 8.8 10.0 11.5 11.2 11.9 15.5 13.7 14.3 15.6 15.4 14.5 12.4 12.9 MEAN DAILY TEMP. (MDT) (C) 2.5 3.0 9.9 15.3 18.9 25.9 27.3 24.5 20.6 14.8 11.9 7.3 15.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.3 20.9 146.7 194.1 110.1 47.0 0.0 0.0 0.0 520.3 HEATING DEG. DAYS(BASE 18 0C) 480.8 435.5 251.9 105.7 40.6 0.0 0.0 0.0 26.8 103.1 181.9 331.9 1958.1 DEWPOINT (MEAN C) -2.9 -3.0 1.9 7.2 9.2 8.8 11.6 7.3 5.8 1.7 -0.2 -2.1 3.8 MIXING RATIO (G/KG) 3.49 3.56 5.07 7.45 8.33 8.27 9.88 7.27 6.76 4.86 4.37 3.76 6.09 VAPOUR PRESSURE (HPA) 5.04 5.14 7.27 10.67 11.91 11.76 14.02 10.39 9.69 7.04 6.32 5.43 8.72 SATURATION DEF. (HPA) 2.14 2.75 4.77 7.35 11.01 24.11 23.67 21.85 15.87 10.17 7.42 4.83 11.33 RELATIVE HUMIDITY (MEAN %) 73 71 65 64 57 36 40 35 42 45 53 58 53 RELATIVE HUMIDITY (MAX. %) 91 88 89 84 76 53 55 50 62 68 76 78 73 RELATIVE HUMIDITY (MIN. %) 51 50 41 43 40 23 26 23 25 28 30 38 35 RELATIVE HUMIDITY (MEAN% 03UTC) 82 85 81 79 72 47 50 46 57 61 70 74 67 RELATIVE HUMIDITY (MEAN% 09UTC) 59 58 51 52 45 25 29 25 31 34 35 46 41 RELATIVE HUMIDITY (MEAN% 15UTC) 68 64 58 56 51 29 32 28 34 38 47 52 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 37.8 68.8 45.4 122.8 16.1 0.0 1.0 0.0 3.1 0.3 4.7 6.9 306.9 DAYS WITH PRECIPITATION >=10 1 3 0 3 1 0 0 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 2 4 6 7 1 0 0 0 0 0 0 0 20 DAYS WITH PRECIPITATION >= 1 8 10 7 11 4 0 1 0 1 0 1 3 46 DAYS WITH PRECIPITATION 12 16 14 17 7 0 1 0 4 2 3 5 81 GREATEST DAILY PRECIPITATION 13.0 21.0 8.2 40.2 10.3 0.0 1.0 0.0 1.8 0.3 4.1 4.1 40.2 DAY 19 25 24 28 1 ** 9 ** 1 2 15 29 DAY WITH THUNDER STORM 1 0 0 7 2 0 0 3 4 0 0 1 18 DAYS WITH SNOW OR SLEET 5 8 4 0 0 0 0 0 0 0 1 2 20 DAYS WITH DUST 1 1 3 0 4 7 3 7 3 1 3 4 37 WIND DIRECTION (PREVAILING) 315 315 135 135 135 90 90 90 180 180 180 315 135 PREVAILING WIND SPEED(KNOTS) 8.5 12.0 6.6 5.8 7.0 7.7 9.3 8.5 5.0 4.9 5.4 6.7 6.8 PREVAILING WIND PERCENT 10.1 8.2 12.5 11.3 23.0 20.0 21.0 17.3 16.3 14.5 8.3 5.6 10.5 CALMS PERCENT OF WIND 71.4 68.1 46.4 56.7 45.6 47.1 45.2 52.0 51.7 62.5 66.3 75.8 57.3 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 329 304 2 60 130 102 83 96 137 145 249 236 103 VECTOR WIND MAGNITUDE(KNOTS) 1.1 0.8 0.5 0.2 2.2 2.3 3.0 2.2 1.8 1.1 0.2 0.3 0.8 WIND STEADINESES (MEAN %) 55.0 34.8 13.2 7.1 62.9 60.5 68.2 68.7 62.1 55.0 11.1 20.0 28.6 WIND SPEED (MEAN KNOTS) 2.0 2.3 3.8 2.8 3.5 3.8 4.4 3.2 2.9 2.0 1.8 1.5 2.8 FASTEST WIND DIRECTION 320 330 330 160 320 110 70 130 130 160 320 250 330 FASTEST WIND SPEED (KNOTS) 23 39 27 21 19 17 19 27 16 16 16 23 39 DAY 29 26 5 24 1 17 13 31 16 22 14 27 DAYS WITH SKY CLEAR (0-2)/8 9 7 7 4 19 23 26 25 27 22 13 10 192 DAYS WITH P.CLOUDY (3-6)/8 11 10 14 13 8 7 4 5 3 8 15 17 115 DAYS WITH CLOUDY (7-8)/8 11 12 10 13 4 0 1 1 0 1 2 4 59 DAYS WITH VISIBILITY =< 2 KM 13 11 5 2 2 0 0 0 0 0 3 6 42 DURATION OF SUNSHINE HOURS 113.9 135.7 196.7 180.7 302.2 357.3 357.7 345.0 308.4 273.1 187.1 171.4 2929.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.9 904.5 900.2 903.2 902.2 897.9 897.4 899.3 903.6 907.1 905.9 903.8 902.5 MAX. QFE PRESSURE IN HPA 918.0 916.7 910.5 916.2 912.6 905.8 901.8 905.3 911.3 915.9 916.8 914.5 918.0 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 3 23- 3 21- 6 14- 6 16-18 6- 6 5- 6 MIN. QFE PRESSURE IN HPA 892.6 896.0 889.2 894.6 892.9 887.3 893.1 893.0 896.1 898.0 896.8 888.4 887.3 DAY-HOUR 29-12 2-12 5- 0 30-12 28-21 23-15 1-12 29-12 5-12 30-21 20- 9 27-18 MEAN QNH PRESSURE IN HPA 1019.6 1019.3 1014.5 1017.7 1016.7 1011.9 1011.3 1013.4 1018.2 1022.0 1020.8 1018.4 1017.0 MAX. QNH PRESSURE IN HPA 1034.1 1032.7 1025.8 1032.1 1028.1 1020.6 1016.2 1020.1 1026.7 1031.8 1032.8 1030.2 1034.1 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 3 23- 3 21- 6 14- 6 16-18 6- 6 5- 6 MIN. QNH PRESSURE IN HPA 1006.1 1009.8 1002.4 1008.3 1006.4 1000.3 1006.6 1006.5 1010.0 1012.0 1010.7 1001.5 1000.3 DAY-HOUR 29-12 2-12 5- 0 30-12 28-21 23-15 1-12 29-12 5-12 30-21 20- 9 27-18 MEAN QFF PRESSURE IN HPA 1022.6 1022.1 1014.2 1014.9 1012.2 1004.5 1003.3 1006.6 1013.2 1019.6 1019.9 1019.3 1014.4 MAX. QFF PRESSURE IN HPA 1039.8 1041.0 1026.1 1034.0 1027.6 1015.9 1010.2 1013.4 1025.2 1031.0 1032.2 1033.7 1041.0 DAY-HOUR 3- 6 7-15 17-18 9- 6 5- 6 1- 6 24- 3 21-18 25- 3 16-18 6- 6 29-18 MIN. QFF PRESSURE IN HPA 1006.9 1007.9 1000.7 1003.2 997.9 990.9 997.9 999.5 1002.3 1008.7 1008.0 999.9 990.9 DAY-HOUR 29-12 2-12 5-12 15-12 28-21 23-15 16-12 29-12 5-12 21-12 14-12 27-18 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.1 900.1 902.9 901.8 898.1 897.3 899.0 903.5 906.9 906.0 903.6 902.3 MAX. QFE PRESSURE IN HPA 915.1 914.6 908.8 913.8 911.0 905.4 900.9 903.7 910.6 914.8 915.2 911.3 915.2 DAY 3 7 18 9 5 1 23 22 25 17 6 30 MIN. QFE PRESSURE IN HPA 896.5 896.9 889.2 896.4 892.9 889.8 894.0 894.6 898.6 898.0 897.9 892.9 889.2 DAY 29 2 5 1 29 24 1 30 6 31 20 26 MEAN QNH PRESSURE IN HPA 1019.4 1018.8 1014.4 1017.4 1016.2 1012.2 1011.2 1013.2 1018.1 1021.8 1020.9 1018.3 1016.8 MAX. QNH PRESSURE IN HPA 1030.9 1030.3 1023.9 1029.5 1026.4 1020.2 1015.2 1018.3 1025.9 1030.6 1031.0 1026.7 1031.0 DAY 3 7 18 9 5 1 23 22 25 17 6 30 MIN. QNH PRESSURE IN HPA 1010.4 1010.8 1002.4 1010.3 1006.4 1003.0 1007.6 1008.3 1012.7 1012.0 1011.9 1006.4 1002.4 DAY 29 2 5 1 29 24 1 30 6 31 20 26 MEAN QFF PRESSURE IN HPA 1022.1 1021.3 1013.7 1014.5 1011.6 1004.8 1003.2 1006.3 1012.8 1019.1 1019.5 1018.7 1014.0 MAX. QFF PRESSURE IN HPA 1036.6 1038.7 1024.0 1030.4 1025.8 1015.8 1009.3 1011.7 1023.4 1029.3 1030.3 1032.0 1038.7 DAY 3 8 18 9 5 1 24 22 25 17 16 30 MIN. QFF PRESSURE IN HPA 1012.0 1010.0 1001.1 1004.3 998.0 993.4 998.6 1001.1 1004.8 1008.8 1010.7 1007.3 993.4 DAY 29 3 5 24 29 24 16 30 6 21 29 27 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.8 904.7 900.7 903.6 902.7 898.9 898.3 900.1 904.2 907.5 906.5 904.1 903.0 MAX. QFE PRESSURE IN HPA 916.5 915.4 908.9 914.9 911.8 905.8 901.8 904.8 910.9 914.8 915.5 912.2 916.5 DAY 3 7 17 9 5 1 23 21 25 17 6 5 MIN. QFE PRESSURE IN HPA 895.3 897.6 890.2 897.2 894.3 890.3 894.7 895.2 899.0 899.1 897.8 891.3 890.2 DAY 29 2 5 1 29 24 16 30 5 31 20 26 MEAN QNH PRESSURE IN HPA 1019.6 1019.4 1015.0 1018.2 1017.2 1013.1 1012.4 1014.3 1018.9 1022.5 1021.4 1018.8 1017.6 MAX. QNH PRESSURE IN HPA 1032.4 1031.2 1024.1 1030.7 1027.3 1020.6 1016.2 1019.5 1026.3 1030.6 1031.3 1027.7 1032.4 DAY 3 7 17 9 5 1 23 21 25 17 6 5 MIN. QNH PRESSURE IN HPA 1009.1 1011.6 1003.5 1011.2 1008.0 1003.6 1008.4 1009.0 1013.1 1013.3 1011.8 1004.7 1003.5 DAY 29 2 5 1 29 24 16 30 5 31 20 26 MEAN QFF PRESSURE IN HPA 1023.0 1022.7 1015.1 1015.7 1013.0 1005.7 1004.6 1007.9 1014.6 1021.2 1021.3 1020.4 1015.4 MAX. QFF PRESSURE IN HPA 1039.3 1040.1 1024.9 1032.4 1027.0 1015.6 1010.2 1012.7 1025.2 1030.1 1030.5 1032.1 1040.1 DAY 3 7 18 9 5 1 24 21 25 17 16 30 MIN. QFF PRESSURE IN HPA 1011.1 1011.7 1002.4 1007.5 999.9 994.5 999.3 1002.6 1006.8 1011.6 1011.2 1007.0 994.5 DAY 29 2 5 16 29 24 16 30 5 21 20 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.9 905.7 901.3 904.3 903.2 899.0 898.4 900.4 904.8 908.1 907.3 905.2 903.6 MAX. QFE PRESSURE IN HPA 918.0 916.7 910.5 916.2 912.6 905.8 901.6 905.3 911.3 915.0 916.8 914.5 918.0 DAY 3 7 17 9 5 1 23 21 14 17 6 5 MIN. QFE PRESSURE IN HPA 895.4 898.3 891.1 898.7 894.9 890.7 894.7 896.0 899.2 900.5 897.8 891.7 890.7 DAY 29 2 5 30 29 24 16 29 5 31 20 26 MEAN QNH PRESSURE IN HPA 1020.8 1020.5 1015.7 1019.0 1017.8 1013.2 1012.4 1014.7 1019.5 1023.2 1022.3 1020.0 1018.2 MAX. QNH PRESSURE IN HPA 1034.1 1032.7 1025.8 1032.1 1028.1 1020.6 1016.0 1020.1 1026.7 1030.8 1032.8 1030.2 1034.1 DAY 3 7 17 9 5 1 23 21 14 17 6 5 MIN. QNH PRESSURE IN HPA 1009.2 1012.4 1004.4 1012.8 1008.6 1004.0 1008.4 1009.8 1013.4 1014.8 1011.8 1005.1 1004.0 DAY 29 2 5 30 29 24 16 29 5 31 20 26 MEAN QFF PRESSURE IN HPA 1023.9 1023.6 1015.6 1016.2 1013.3 1005.7 1004.5 1007.8 1014.4 1020.6 1021.6 1021.0 1015.7 MAX. QFF PRESSURE IN HPA 1039.8 1040.8 1025.5 1034.0 1027.6 1015.9 1009.7 1013.1 1025.1 1029.6 1032.2 1032.0 1040.8 DAY 3 7 17 9 5 1 24 21 25 17 6 30 MIN. QFF PRESSURE IN HPA 1010.8 1012.6 1002.5 1007.7 1000.2 995.0 999.2 1002.8 1006.0 1011.9 1010.6 1006.7 995.0 DAY 29 2 5 15 29 24 16 30 5 21 20 27 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.6 900.2 903.2 902.2 897.9 897.3 899.2 903.3 906.5 905.4 903.4 902.3 MAX. QFE PRESSURE IN HPA 916.1 915.6 909.8 915.4 911.7 904.6 900.6 903.8 909.4 914.0 914.8 912.8 916.1 DAY 3 7 17 9 5 1 23 21 14 16 6 5 MIN. QFE PRESSURE IN HPA 893.3 896.6 890.1 896.1 894.4 889.9 894.0 894.7 897.4 899.8 896.8 891.3 889.9 DAY 29 2 5 30 29 23 1 29 5 31 20 26 MEAN QNH PRESSURE IN HPA 1019.3 1019.4 1014.4 1017.8 1016.7 1011.9 1011.2 1013.4 1017.9 1021.4 1020.2 1018.0 1016.8 MAX. QNH PRESSURE IN HPA 1032.0 1031.4 1025.0 1031.2 1027.1 1019.3 1014.9 1018.4 1024.6 1029.7 1030.6 1028.4 1032.0 DAY 3 7 17 9 5 1 23 21 14 16 6 5 MIN. QNH PRESSURE IN HPA 1006.9 1010.5 1003.3 1010.0 1008.1 1003.1 1007.6 1008.4 1011.4 1014.0 1010.7 1004.7 1003.1 DAY 29 2 5 30 29 23 1 29 5 31 20 26 MEAN QFF PRESSURE IN HPA 1022.1 1021.9 1013.8 1014.7 1012.0 1004.3 1003.0 1006.2 1012.4 1018.4 1018.8 1018.5 1013.8 MAX. QFF PRESSURE IN HPA 1037.7 1039.2 1024.1 1033.0 1026.2 1013.9 1007.6 1011.1 1022.1 1028.1 1029.1 1029.9 1039.2 DAY 3 7 17 9 5 1 24 21 25 16 6 24 MIN. QFF PRESSURE IN HPA 1007.7 1008.7 1000.9 1004.2 999.0 993.7 998.5 1001.5 1003.2 1009.9 1008.3 1002.7 993.7 DAY 29 2 5 15 29 24 16 29 5 21 14 27 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.0 903.6 898.8 902.0 901.2 896.6 896.3 898.1 902.1 905.7 904.6 902.7 901.3 MAX. QFE PRESSURE IN HPA 914.6 914.9 908.2 914.0 910.6 902.9 900.0 903.1 908.3 914.0 913.9 911.5 914.9 DAY 3 7 17 9 5 1 23 21 25 16 6 5 MIN. QFE PRESSURE IN HPA 892.6 896.0 889.3 894.6 893.6 887.6 893.1 893.0 896.1 898.8 897.3 889.7 887.6 DAY 29 2 5 30 29 23 1 29 5 30 20 27 MEAN QNH PRESSURE IN HPA 1018.7 1018.3 1013.0 1016.4 1015.6 1010.5 1010.2 1012.1 1016.5 1020.5 1019.3 1017.2 1015.7 MAX. QNH PRESSURE IN HPA 1030.3 1030.7 1023.3 1029.7 1025.9 1017.4 1014.3 1017.7 1023.4 1029.7 1029.6 1026.9 1030.7 DAY 3 7 17 9 5 1 23 21 25 16 6 5 MIN. QNH PRESSURE IN HPA 1006.1 1009.8 1002.5 1008.3 1007.2 1000.6 1006.6 1006.5 1010.0 1012.9 1011.3 1002.9 1000.6 DAY 29 2 5 30 29 23 1 29 5 30 20 27 MEAN QFF PRESSURE IN HPA 1021.3 1020.7 1012.3 1013.5 1011.0 1003.0 1002.2 1005.2 1011.3 1017.7 1018.0 1017.7 1012.8 MAX. QFF PRESSURE IN HPA 1035.8 1037.9 1022.4 1031.1 1024.9 1011.9 1007.2 1011.0 1021.1 1028.2 1029.5 1030.4 1037.9 DAY 3 7 17 9 5 1 23 21 25 16 15 29 MIN. QFF PRESSURE IN HPA 1006.9 1007.9 1000.7 1003.2 998.8 991.2 997.9 999.5 1002.3 1008.7 1008.0 1001.0 991.2 DAY 29 2 5 15 29 23 16 29 5 21 14 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.9 904.3 899.6 902.4 901.5 896.8 896.5 898.4 902.9 906.9 905.5 903.6 901.9 MAX. QFE PRESSURE IN HPA 914.4 915.4 909.4 913.3 910.6 903.0 899.8 903.7 909.4 915.2 915.7 912.2 915.7 DAY 3 7 17 9 4 1 23 21 25 16 6 29 MIN. QFE PRESSURE IN HPA 893.9 896.5 891.6 895.1 894.0 887.3 893.5 893.0 896.3 898.8 897.3 889.5 887.3 DAY 29 17 21 15 28 23 8 29 5 30 28 27 MEAN QNH PRESSURE IN HPA 1019.6 1019.0 1013.9 1016.9 1016.0 1010.7 1010.4 1012.5 1017.5 1021.8 1020.3 1018.2 1016.4 MAX. QNH PRESSURE IN HPA 1030.1 1031.2 1024.6 1028.9 1025.9 1017.6 1014.0 1018.3 1024.6 1031.0 1031.6 1027.7 1031.6 DAY 3 7 17 9 4 1 23 21 25 16 6 29 MIN. QNH PRESSURE IN HPA 1007.5 1010.4 1005.0 1008.9 1007.6 1000.3 1007.1 1006.5 1010.2 1012.9 1011.3 1002.7 1000.3 DAY 29 17 21 15 28 23 8 29 5 30 28 27 MEAN QFF PRESSURE IN HPA 1023.0 1022.2 1013.9 1014.5 1011.7 1003.3 1002.5 1006.1 1013.2 1020.5 1020.3 1019.9 1014.3 MAX. QFF PRESSURE IN HPA 1036.5 1041.0 1024.9 1030.3 1025.7 1011.7 1007.4 1012.1 1023.8 1030.1 1031.3 1033.0 1041.0 DAY 3 7 17 9 4 1 23 21 25 16 15 29 MIN. QFF PRESSURE IN HPA 1009.4 1010.2 1002.0 1003.5 1000.1 990.9 998.5 1000.4 1003.1 1011.5 1010.7 1001.5 990.9 DAY 29 2 21 15 28 23 15 29 5 21 14 27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.3 904.9 900.6 903.8 902.8 898.2 897.6 899.7 904.3 907.7 906.3 904.0 902.9 MAX. QFE PRESSURE IN HPA 914.1 915.5 910.5 914.4 912.0 904.2 901.4 904.9 910.7 915.9 915.5 912.8 915.9 DAY 11 7 17 8 4 1 23 21 24 16 5 29 MIN. QFE PRESSURE IN HPA 896.4 897.2 891.6 896.0 893.8 889.5 894.2 894.5 898.5 898.3 898.4 888.4 888.4 DAY 29 2 21 30 28 23 15 29 5 30 28 27 MEAN QNH PRESSURE IN HPA 1020.1 1019.6 1014.9 1018.4 1017.4 1012.3 1011.6 1013.9 1019.0 1022.8 1021.2 1018.7 1017.5 MAX. QNH PRESSURE IN HPA 1029.8 1031.3 1025.8 1030.1 1027.5 1018.9 1015.8 1019.7 1026.0 1031.8 1031.3 1028.4 1031.8 DAY 11 7 17 8 4 1 23 21 24 16 5 29 MIN. QNH PRESSURE IN HPA 1010.3 1011.2 1005.0 1009.8 1007.4 1002.7 1007.9 1008.2 1012.6 1012.4 1012.5 1001.5 1001.5 DAY 29 2 21 30 28 23 15 29 5 30 28 27 MEAN QFF PRESSURE IN HPA 1023.3 1022.6 1014.8 1015.6 1012.9 1004.8 1003.6 1007.1 1014.0 1020.2 1020.6 1019.8 1014.9 MAX. QFF PRESSURE IN HPA 1034.6 1040.9 1026.1 1030.2 1027.1 1013.4 1009.6 1013.4 1024.0 1031.0 1032.0 1033.7 1040.9 DAY 3 7 17 8 4 1 23 21 25 16 15 29 MIN. QFF PRESSURE IN HPA 1012.4 1009.9 1001.1 1005.0 999.7 993.6 998.9 1001.4 1004.7 1009.8 1010.6 999.9 993.6 DAY 29 2 21 15 28 23 15 29 5 20 28 27 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.9 904.6 900.6 903.4 902.5 897.9 897.4 899.4 903.9 907.3 906.0 903.7 902.6 MAX. QFE PRESSURE IN HPA 914.3 914.8 910.4 914.2 911.3 904.1 901.5 904.1 910.8 915.3 915.7 912.2 915.7 DAY 11 6 17 8 4 1 22 21 24 16 5 29 MIN. QFE PRESSURE IN HPA 897.6 897.8 891.9 896.0 892.9 889.0 894.0 894.6 898.5 898.0 897.6 891.4 889.0 DAY 29 29 4 30 28 23 7 29 5 30 28 27 MEAN QNH PRESSURE IN HPA 1019.7 1019.3 1014.9 1018.0 1017.0 1011.9 1011.4 1013.6 1018.6 1022.3 1020.9 1018.3 1017.1 MAX. QNH PRESSURE IN HPA 1030.0 1030.6 1025.7 1029.9 1026.7 1018.8 1015.9 1018.8 1026.1 1031.1 1031.6 1027.7 1031.6 DAY 11 6 17 8 4 1 22 21 24 16 5 29 MIN. QNH PRESSURE IN HPA 1011.6 1011.8 1005.3 1009.8 1006.4 1002.1 1007.6 1008.3 1012.6 1012.0 1011.6 1004.8 1002.1 DAY 29 29 4 30 28 23 7 29 5 30 28 27 MEAN QFF PRESSURE IN HPA 1022.5 1021.8 1014.3 1014.9 1012.3 1004.2 1003.1 1006.5 1013.2 1019.3 1019.6 1018.8 1014.2 MAX. QFF PRESSURE IN HPA 1035.0 1039.2 1025.7 1030.1 1026.3 1012.9 1009.0 1011.6 1023.1 1029.9 1031.5 1032.6 1039.2 DAY 2 7 17 8 4 1 23 21 24 16 15 29 MIN. QFF PRESSURE IN HPA 1012.7 1009.0 1003.7 1004.9 997.9 992.4 998.5 1001.0 1004.4 1009.0 1009.6 1002.5 992.4 DAY 28 2 4 23 28 23 7 29 5 20 28 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.1 -1.4 8.6 14.9 18.6 26.3 28.7 25.9 20.4 16.4 8.1 5.5 14.2 MINIMUN AIR TEMPERATURE (C) -6.1 -5.7 3.6 8.1 11.3 18.4 21.7 18.0 12.3 8.9 2.3 1.7 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 4 21 2 0 0 0 0 27 DAYS WITH MINIMUM TEMP. <=-4 21 18 0 0 0 0 0 0 0 0 0 0 39 DAYS WITH FREEZING MIN.<= 0 31 25 3 0 1 0 0 0 0 0 8 11 79 TEMPERATURE RECORDS LOWEST(C) -16.8 -12.4 -1.4 1.0 -1.0 14.2 18.5 15.0 5.8 0.4 -3.4 -2.4 -16.8 DAY 5 16 1 1 3 9 6 17 24 26 12 10 MAXIMUM AIR TEMPERATURE (C) 2.5 4.0 14.5 22.2 25.4 33.5 35.2 33.3 28.8 24.8 15.2 11.0 20.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 27 31 29 13 9 0 0 117 DAYS WITH MAXIMUM TEMP. <= 0 8 7 0 0 0 0 0 0 0 0 0 0 15 TEMPERATURE RECORDS HIGHEST(C) 11.4 13.0 24.2 28.4 33.6 39.0 39.6 37.0 35.5 33.5 23.0 20.0 39.6 DAY 2 22 27 28 27 24 9 10 2 2 28 5 DIF. BETWEEN (MAX.-MIN.) (C) 8.6 9.7 10.9 14.1 14.1 15.1 13.5 15.3 16.5 15.9 12.9 9.3 13.0 MEAN DAILY TEMP. (MDT) (C) -1.8 -0.9 9.0 15.1 18.4 26.0 28.4 25.7 20.6 16.9 8.7 6.4 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.2 24.9 148.5 230.5 144.4 32.8 7.6 0.0 0.0 589.1 HEATING DEG. DAYS(BASE 18 0C) 614.7 510.0 277.7 95.1 57.5 0.0 0.0 0.0 16.2 73.7 277.5 361.0 2283.5 DEWPOINT (MEAN C) -7.3 -7.5 0.8 0.2 2.9 4.2 4.9 3.8 -0.3 0.3 -1.2 0.0 0.1 MIXING RATIO (G/KG) 2.51 2.49 4.64 4.44 5.53 5.92 6.36 5.86 4.43 4.51 4.03 4.33 4.59 VAPOUR PRESSURE (HPA) 3.64 3.61 6.67 6.40 7.95 8.48 9.08 8.39 6.37 6.52 5.84 6.25 6.60 SATURATION DEF. (HPA) 1.78 2.19 5.05 11.50 15.21 27.13 31.35 26.39 19.25 13.67 5.59 3.05 13.51 RELATIVE HUMIDITY (MEAN %) 70 67 61 41 40 26 24 27 29 39 56 72 46 RELATIVE HUMIDITY (MAX. %) 85 84 83 65 61 40 39 42 48 59 77 89 64 RELATIVE HUMIDITY (MIN. %) 52 47 40 23 22 16 14 14 16 20 36 49 29 RELATIVE HUMIDITY (MEAN% 03UTC) 79 79 79 56 53 35 34 38 44 53 73 82 59 RELATIVE HUMIDITY (MEAN% 09UTC) 57 52 47 29 26 17 15 18 20 26 43 58 34 RELATIVE HUMIDITY (MEAN% 15UTC) 70 61 55 32 32 20 19 19 23 32 49 67 40 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 45.3 69.0 25.0 16.0 2.2 0.0 0.1 0.0 0.0 1.0 17.2 35.2 211.0 DAYS WITH PRECIPITATION >=10 2 1 0 1 0 0 0 0 0 0 0 1 5 DAYS WITH PRECIPITATION >= 5 4 4 2 1 0 0 0 0 0 0 1 4 16 DAYS WITH PRECIPITATION >= 1 10 6 6 2 1 0 0 0 0 1 4 6 36 DAYS WITH PRECIPITATION 14 13 11 4 4 0 1 0 0 1 5 9 62 GREATEST DAILY PRECIPITATION 11.6 38.4 7.9 13.3 1.2 0.0 0.1 0.0 0.0 1.0 8.9 12.8 38.4 DAY 3 23 12 30 8 ** 17 ** ** 31 17 16 DAY WITH THUNDER STORM 0 1 3 0 1 0 0 0 0 1 0 0 6 DAYS WITH SNOW OR SLEET 13 10 2 0 0 0 0 0 0 0 0 0 25 DAYS WITH DUST 0 0 1 1 2 6 17 8 4 5 1 2 47 WIND DIRECTION (PREVAILING) 135 135 135 135 135 90 45 45 135 135 135 135 135 PREVAILING WIND SPEED(KNOTS) 5.1 4.9 5.4 7.0 7.1 8.0 11.4 9.8 6.2 6.6 6.5 6.1 6.3 PREVAILING WIND PERCENT 5.6 8.5 9.3 14.6 20.2 18.8 18.1 24.2 14.2 14.1 7.1 6.5 9.1 CALMS PERCENT OF WIND 77.8 75.0 62.9 57.5 54.4 50.0 42.3 52.8 55.4 66.9 72.9 75.0 61.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 356 69 23 119 125 69 23 46 99 116 106 142 71 VECTOR WIND MAGNITUDE(KNOTS) 0.4 0.1 0.1 0.9 1.8 2.7 3.8 2.8 1.9 1.4 0.3 0.3 1.1 WIND STEADINESES (MEAN %) 28.6 7.1 4.0 30.0 62.1 67.5 70.4 75.7 57.6 66.7 18.8 20.0 40.7 WIND SPEED (MEAN KNOTS) 1.4 1.4 2.5 3.0 2.9 4.0 5.4 3.7 3.3 2.1 1.6 1.5 2.7 FASTEST WIND DIRECTION 350 330 330 330 150 340 40 60 300 240 290 310 300 FASTEST WIND SPEED (KNOTS) 19 19 19 23 19 16 23 17 25 14 23 16 25 DAY 24 5 11 29 19 1 3 8 19 2 21 5 DAYS WITH SKY CLEAR (0-2)/8 12 10 8 12 20 22 23 30 24 23 16 8 208 DAYS WITH P.CLOUDY (3-6)/8 9 10 13 14 8 8 8 1 5 6 12 12 106 DAYS WITH CLOUDY (7-8)/8 10 8 10 4 3 0 0 0 1 2 2 11 51 DAYS WITH VISIBILITY =< 2 KM 16 10 3 1 0 0 0 0 1 0 5 18 54 DURATION OF SUNSHINE HOURS 131.0 145.9 199.3 288.9 314.4 345.7 356.9 352.7 294.9 264.6 205.0 130.4 3029.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.1 907.2 901.7 904.5 903.6 899.6 899.0 899.8 902.3 906.5 907.0 904.4 903.4 MAX. QFE PRESSURE IN HPA 916.6 915.6 909.5 910.5 910.2 905.0 903.1 906.4 913.6 915.7 915.0 909.3 916.6 DAY-HOUR 22- 6 8- 6 8- 6 11- 6 1- 6 2- 3 10- 3 20- 6 23- 6 24- 6 8- 6 18-15 MIN. QFE PRESSURE IN HPA 893.9 894.9 887.0 894.4 896.1 894.2 894.3 892.4 894.5 895.7 899.6 892.4 887.0 DAY-HOUR 17-12 23- 6 30- 9 29-12 8- 0 10-15 6-15 1-12 13-12 2-12 20-12 5-12 MEAN QNH PRESSURE IN HPA 1019.9 1022.2 1016.1 1019.3 1018.2 1013.8 1013.1 1014.1 1016.8 1021.4 1021.9 1019.1 1018.0 MAX. QNH PRESSURE IN HPA 1032.5 1031.4 1024.7 1025.8 1025.5 1019.8 1017.7 1021.3 1029.2 1031.6 1030.8 1024.5 1032.5 DAY-HOUR 22- 6 8- 6 8- 6 11- 6 1- 6 2- 3 10- 3 20- 6 23- 6 24- 6 8- 6 18-15 MIN. QNH PRESSURE IN HPA 1007.5 1008.6 999.9 1008.1 1010.0 1007.9 1008.0 1005.9 1008.2 1009.5 1013.8 1005.9 999.9 DAY-HOUR 17-12 23- 6 30- 9 29-12 8- 0 10-15 6-15 1-12 13-12 2-12 20-12 5-12 MEAN QFF PRESSURE IN HPA 1024.8 1026.9 1016.0 1016.6 1014.1 1006.4 1004.9 1006.9 1011.9 1018.1 1022.2 1020.4 1015.8 MAX. QFF PRESSURE IN HPA 1037.2 1038.3 1025.9 1025.4 1026.7 1014.0 1009.1 1015.7 1027.6 1031.6 1032.1 1027.5 1038.3 DAY-HOUR 27- 6 4- 3 8- 6 9- 6 1- 6 2- 3 23- 3 20- 6 23- 6 24- 6 8- 6 29- 6 MIN. QFF PRESSURE IN HPA 1010.5 1009.8 997.7 1002.7 1002.3 1000.5 999.7 998.9 1001.6 1003.7 1012.0 1004.2 997.7 DAY-HOUR 3- 0 23- 0 30- 9 29-12 8- 0 10-15 6-15 1-15 13-12 2-12 20- 9 5-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.6 906.8 901.4 904.4 903.4 899.4 898.8 899.6 902.3 906.3 907.1 904.4 903.2 MAX. QFE PRESSURE IN HPA 916.0 914.3 907.4 909.1 907.8 903.2 901.7 905.1 912.0 913.7 913.5 908.9 916.0 DAY 22 4 8 9 21 3 11 20 24 24 8 19 MIN. QFE PRESSURE IN HPA 896.2 896.3 890.0 898.3 896.1 895.4 896.2 893.1 895.5 897.6 900.4 896.7 890.0 DAY 3 23 29 29 8 10 18 2 13 2 20 5 MEAN QNH PRESSURE IN HPA 1019.3 1021.7 1015.8 1019.1 1018.0 1013.6 1013.0 1013.8 1016.8 1021.2 1022.1 1019.1 1017.8 MAX. QNH PRESSURE IN HPA 1031.9 1030.0 1022.4 1024.3 1022.8 1017.8 1016.1 1019.9 1027.5 1029.3 1029.1 1024.1 1031.9 DAY 22 4 8 9 21 3 11 20 24 24 8 19 MIN. QNH PRESSURE IN HPA 1010.1 1010.2 1003.2 1012.4 1010.0 1009.2 1010.1 1006.6 1009.3 1011.6 1014.7 1010.6 1003.2 DAY 3 23 29 29 8 10 18 2 13 2 20 5 MEAN QFF PRESSURE IN HPA 1023.8 1026.2 1015.4 1016.4 1014.0 1006.4 1004.7 1006.6 1011.6 1017.6 1022.0 1019.9 1015.4 MAX. QFF PRESSURE IN HPA 1034.9 1037.5 1023.9 1023.1 1023.3 1011.8 1008.0 1014.0 1025.9 1029.1 1029.6 1025.5 1037.5 DAY 22 4 8 9 1 3 23 20 24 24 8 29 MIN. QFF PRESSURE IN HPA 1010.5 1009.8 999.9 1008.7 1002.3 1001.7 1001.8 1000.0 1002.8 1006.1 1012.2 1011.5 999.9 DAY 3 23 29 15 8 30 7 2 13 2 16 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.0 907.1 902.0 905.1 904.3 900.3 899.7 900.5 903.1 907.0 907.4 904.7 903.8 MAX. QFE PRESSURE IN HPA 915.9 914.5 908.0 909.8 909.6 905.0 903.1 906.0 912.7 914.5 914.0 908.6 915.9 DAY 22 4 8 11 1 2 10 20 23 24 8 3 MIN. QFE PRESSURE IN HPA 895.6 895.7 891.6 898.0 897.0 896.5 897.0 894.0 896.0 898.0 900.7 896.2 891.6 DAY 17 23 30 29 7 10 5 2 13 2 20 5 MEAN QNH PRESSURE IN HPA 1019.8 1022.0 1016.4 1019.9 1018.9 1014.6 1013.9 1014.9 1017.6 1021.9 1022.4 1019.5 1018.5 MAX. QNH PRESSURE IN HPA 1031.8 1030.2 1023.1 1025.0 1024.8 1019.8 1017.7 1020.9 1028.2 1030.2 1029.7 1023.7 1031.8 DAY 22 4 8 11 1 2 10 20 23 24 8 3 MIN. QNH PRESSURE IN HPA 1009.4 1009.5 1005.0 1012.0 1010.9 1010.4 1010.9 1007.6 1009.8 1012.0 1015.0 1010.1 1005.0 DAY 17 23 30 29 7 10 5 2 13 2 20 5 MEAN QFF PRESSURE IN HPA 1025.2 1027.2 1016.8 1017.7 1015.1 1007.4 1005.8 1008.0 1013.4 1019.6 1023.5 1021.2 1016.8 MAX. QFF PRESSURE IN HPA 1035.7 1038.3 1025.2 1024.8 1026.3 1014.0 1009.1 1015.5 1027.3 1030.7 1030.9 1026.6 1038.3 DAY 22 4 8 9 1 2 23 20 23 24 8 29 MIN. QFF PRESSURE IN HPA 1012.9 1011.0 1003.1 1006.9 1005.4 1002.9 1002.6 1000.9 1004.7 1007.8 1013.8 1010.9 1000.9 DAY 3 23 29 29 8 24 7 2 13 2 16 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 908.0 902.8 905.6 904.5 900.5 899.9 900.9 903.6 907.6 908.2 905.6 904.5 MAX. QFE PRESSURE IN HPA 916.6 915.6 909.5 910.5 910.2 904.8 903.0 906.4 913.6 915.7 915.0 909.3 916.6 DAY 22 8 8 11 1 2 10 20 23 24 8 29 MIN. QFE PRESSURE IN HPA 896.1 894.9 890.1 897.8 897.6 896.3 897.2 895.0 897.1 897.8 901.3 895.5 890.1 DAY 17 23 30 29 7 10 5 2 13 2 20 5 MEAN QNH PRESSURE IN HPA 1021.2 1023.1 1017.3 1020.4 1019.2 1014.8 1014.1 1015.3 1018.2 1022.6 1023.3 1020.4 1019.2 MAX. QNH PRESSURE IN HPA 1032.5 1031.4 1024.7 1025.8 1025.5 1019.5 1017.6 1021.3 1029.2 1031.6 1030.8 1024.5 1032.5 DAY 22 8 8 11 1 2 10 20 23 24 8 29 MIN. QNH PRESSURE IN HPA 1010.0 1008.6 1003.3 1011.8 1011.6 1010.2 1011.2 1008.7 1011.1 1011.8 1015.7 1009.3 1003.3 DAY 17 23 30 29 7 10 5 2 13 2 20 5 MEAN QFF PRESSURE IN HPA 1026.2 1027.9 1017.3 1017.7 1015.2 1007.5 1005.7 1008.0 1013.1 1019.3 1023.7 1022.0 1017.0 MAX. QFF PRESSURE IN HPA 1037.2 1037.5 1025.9 1025.4 1026.7 1013.8 1008.4 1015.7 1027.6 1031.6 1032.1 1027.5 1037.5 DAY 27 4 8 9 1 2 23 20 23 24 8 29 MIN. QFF PRESSURE IN HPA 1015.3 1010.7 1001.7 1006.6 1005.8 1003.1 1002.8 1001.9 1004.2 1006.6 1014.6 1009.9 1001.7 DAY 17 23 30 29 7 30 1 2 13 2 20 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.9 907.1 901.6 904.3 903.5 899.6 898.9 899.8 902.1 906.0 906.4 903.9 903.2 MAX. QFE PRESSURE IN HPA 915.3 914.5 908.2 909.5 909.1 904.3 902.4 904.4 912.2 914.1 913.2 907.7 915.3 DAY 22 8 8 9 1 2 10 20 23 24 8 18 MIN. QFE PRESSURE IN HPA 894.2 894.9 887.0 896.0 896.8 895.4 896.2 893.9 896.0 896.4 899.8 894.0 887.0 DAY 17 23 30 29 7 10 5 1 13 2 20 5 MEAN QNH PRESSURE IN HPA 1019.7 1022.0 1016.0 1019.0 1018.2 1013.8 1013.0 1014.0 1016.6 1020.8 1021.3 1018.6 1017.8 MAX. QNH PRESSURE IN HPA 1031.1 1030.2 1023.3 1024.7 1024.3 1019.0 1016.9 1019.1 1027.7 1029.8 1028.8 1022.7 1031.1 DAY 22 8 8 9 1 2 10 20 23 24 8 18 MIN. QNH PRESSURE IN HPA 1007.9 1008.6 999.9 1009.8 1010.7 1009.2 1010.1 1007.5 1009.8 1010.3 1014.0 1007.6 999.9 DAY 17 23 30 29 7 10 5 1 13 2 20 5 MEAN QFF PRESSURE IN HPA 1024.2 1026.4 1015.6 1016.1 1013.9 1006.3 1004.6 1006.5 1011.2 1017.0 1021.2 1019.5 1015.2 MAX. QFF PRESSURE IN HPA 1035.3 1035.9 1024.8 1023.7 1025.4 1013.3 1007.7 1013.4 1025.6 1029.3 1029.9 1025.5 1035.9 DAY 27 4 1 9 1 2 22 20 23 24 1 27 MIN. QFF PRESSURE IN HPA 1012.6 1010.6 997.7 1004.1 1004.7 1001.9 1001.7 1000.0 1002.7 1004.1 1012.0 1006.4 997.7 DAY 17 23 30 29 7 24 7 2 14 2 20 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.4 906.4 900.6 903.0 902.5 898.4 898.0 898.6 900.8 905.0 905.7 903.3 902.2 MAX. QFE PRESSURE IN HPA 914.0 913.4 907.0 908.2 908.3 902.6 901.8 903.2 911.2 912.6 912.3 907.9 914.0 DAY 22 8 1 11 1 2 10 20 23 24 8 18 MIN. QFE PRESSURE IN HPA 893.9 896.5 888.6 894.4 896.3 894.4 894.7 892.4 894.5 895.7 899.6 892.4 888.6 DAY 17 23 30 29 7 10 6 1 13 2 20 5 MEAN QNH PRESSURE IN HPA 1019.1 1021.3 1015.0 1017.6 1017.0 1012.5 1012.1 1012.7 1015.2 1019.7 1020.5 1017.9 1016.7 MAX. QNH PRESSURE IN HPA 1029.7 1029.0 1022.0 1023.3 1023.4 1017.1 1016.2 1017.8 1026.6 1028.1 1027.8 1023.0 1029.7 DAY 22 8 1 11 1 2 10 20 23 24 8 18 MIN. QNH PRESSURE IN HPA 1007.5 1010.4 1001.7 1008.1 1010.2 1008.1 1008.4 1005.9 1008.2 1009.5 1013.8 1005.9 1001.7 DAY 17 23 30 29 7 10 6 1 13 2 20 5 MEAN QFF PRESSURE IN HPA 1023.6 1025.7 1014.6 1014.8 1012.8 1005.3 1003.9 1005.6 1010.1 1016.2 1020.3 1018.8 1014.3 MAX. QFF PRESSURE IN HPA 1034.6 1034.5 1023.8 1021.3 1024.7 1011.5 1007.0 1012.0 1024.3 1027.4 1029.7 1025.1 1034.6 DAY 27 3 1 9 1 2 22 20 23 24 1 27 MIN. QFF PRESSURE IN HPA 1011.5 1012.5 1000.0 1002.7 1003.7 1000.9 1000.2 999.2 1001.6 1003.7 1012.3 1004.2 999.2 DAY 17 23 30 29 7 30 7 1 13 2 20 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.1 907.3 901.3 903.8 902.8 898.7 898.3 899.0 901.6 906.0 906.6 904.4 902.9 MAX. QFE PRESSURE IN HPA 914.5 913.8 907.8 908.9 908.5 902.7 902.0 903.2 911.2 913.2 913.6 909.3 914.5 DAY 21 3 8 11 1 2 10 19 23 24 8 18 MIN. QFE PRESSURE IN HPA 894.4 899.2 891.7 896.3 897.5 894.2 894.3 892.4 895.3 897.0 900.5 897.9 891.7 DAY 17 23 28 29 6 10 6 1 12 2 15 5 MEAN QNH PRESSURE IN HPA 1019.9 1022.3 1015.7 1018.4 1017.4 1012.8 1012.4 1013.2 1016.0 1020.8 1021.5 1019.1 1017.5 MAX. QNH PRESSURE IN HPA 1030.2 1029.5 1022.8 1024.1 1023.6 1017.2 1016.5 1017.8 1026.6 1028.8 1029.2 1024.5 1030.2 DAY 21 3 8 11 1 2 10 19 23 24 8 18 MIN. QNH PRESSURE IN HPA 1008.1 1013.4 1005.1 1010.2 1011.5 1007.9 1008.0 1005.9 1009.1 1010.9 1014.8 1011.9 1005.1 DAY 17 23 28 29 6 10 6 1 12 2 15 5 MEAN QFF PRESSURE IN HPA 1025.4 1027.5 1016.0 1016.2 1013.4 1005.6 1004.3 1006.5 1011.9 1018.6 1022.6 1020.9 1015.7 MAX. QFF PRESSURE IN HPA 1036.9 1035.8 1024.8 1023.0 1025.9 1011.8 1007.6 1012.5 1025.6 1029.1 1030.7 1026.9 1036.9 DAY 27 3 8 8 1 2 10 20 23 24 8 18 MIN. QFF PRESSURE IN HPA 1013.0 1015.9 1003.1 1006.5 1004.7 1000.5 999.7 998.9 1003.8 1006.1 1015.0 1012.7 998.9 DAY 17 22 28 29 31 10 6 1 14 2 16 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.6 907.9 902.1 905.3 904.1 900.0 899.4 900.3 902.8 907.1 907.3 904.9 903.9 MAX. QFE PRESSURE IN HPA 916.2 914.8 908.8 910.2 909.0 904.2 902.7 904.9 912.7 914.0 914.0 909.3 916.2 DAY 21 3 7 8 1 2 10 19 23 24 8 18 MIN. QFE PRESSURE IN HPA 895.9 899.8 889.9 898.8 898.2 895.9 895.8 893.4 895.9 897.7 900.5 899.9 889.9 DAY 17 22 28 14 7 10 6 1 12 1 15 8 MEAN QNH PRESSURE IN HPA 1020.5 1022.9 1016.6 1020.0 1018.8 1014.2 1013.5 1014.6 1017.3 1022.1 1022.3 1019.6 1018.5 MAX. QNH PRESSURE IN HPA 1032.1 1030.6 1023.9 1025.5 1024.2 1018.9 1017.2 1019.7 1028.2 1029.7 1029.7 1024.5 1032.1 DAY 21 3 7 8 1 2 10 19 23 24 8 18 MIN. QNH PRESSURE IN HPA 1009.7 1014.0 1003.1 1012.9 1012.3 1009.7 1009.6 1007.0 1009.7 1011.7 1014.8 1014.1 1003.1 DAY 17 22 28 14 7 10 6 1 12 1 15 8 MEAN QFF PRESSURE IN HPA 1025.5 1027.7 1016.5 1017.4 1014.6 1006.9 1005.2 1007.3 1012.3 1018.9 1022.7 1021.2 1016.3 MAX. QFF PRESSURE IN HPA 1035.7 1037.0 1025.6 1024.1 1026.3 1013.3 1008.2 1014.2 1026.4 1029.7 1031.2 1026.5 1037.0 DAY 27 3 7 9 1 2 19 19 23 24 8 27 MIN. QFF PRESSURE IN HPA 1013.8 1015.5 1000.3 1008.2 1006.0 1002.2 1001.3 1000.2 1003.3 1006.9 1013.0 1016.0 1000.2 DAY 17 22 28 14 7 10 6 1 12 1 15 6 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.0 907.5 901.8 905.0 903.5 899.6 899.0 900.1 902.5 906.8 907.1 904.4 903.5 MAX. QFE PRESSURE IN HPA 916.5 914.8 908.3 910.0 908.1 903.4 902.2 905.1 912.1 913.7 913.1 908.4 916.5 DAY 21 3 8 8 21 2 9 19 23 23 8 18 MIN. QFE PRESSURE IN HPA 895.8 898.3 890.5 898.8 896.8 895.9 896.1 893.2 895.7 897.7 900.2 899.6 890.5 DAY 17 22 28 14 7 9 31 1 12 1 15 4 MEAN QNH PRESSURE IN HPA 1019.8 1022.5 1016.2 1019.8 1018.2 1013.8 1013.1 1014.3 1017.0 1021.7 1022.1 1019.1 1018.1 MAX. QNH PRESSURE IN HPA 1032.4 1030.6 1023.4 1025.3 1023.2 1018.0 1016.7 1019.9 1027.6 1029.3 1028.7 1023.5 1032.4 DAY 21 3 8 8 21 2 9 19 23 23 8 18 MIN. QNH PRESSURE IN HPA 1009.6 1012.4 1003.8 1012.9 1010.7 1009.7 1010.0 1006.8 1009.5 1011.7 1014.5 1013.8 1003.8 DAY 17 22 28 14 7 9 31 1 12 1 15 4 MEAN QFF PRESSURE IN HPA 1024.4 1026.9 1015.7 1016.8 1013.7 1006.3 1004.7 1006.8 1011.6 1018.0 1022.0 1020.1 1015.6 MAX. QFF PRESSURE IN HPA 1035.5 1037.4 1024.4 1024.0 1024.6 1012.2 1007.8 1014.1 1025.6 1029.4 1029.6 1026.0 1037.4 DAY 21 3 7 8 1 2 19 19 23 23 1 27 MIN. QFF PRESSURE IN HPA 1012.1 1012.7 1000.1 1007.5 1003.8 1002.2 1001.6 999.5 1002.8 1006.4 1012.2 1014.7 999.5 DAY 2 22 28 14 7 23 1 1 12 1 15 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.2 3.2 8.1 14.3 21.3 27.5 27.3 26.4 22.4 14.1 10.8 1.5 14.8 MINIMUN AIR TEMPERATURE (C) -2.8 -0.4 2.2 8.9 14.0 19.6 20.0 18.9 13.4 6.6 4.2 -2.7 8.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 9 8 5 0 0 0 0 22 DAYS WITH MINIMUM TEMP. <=-4 10 3 1 0 0 0 0 0 0 0 0 7 21 DAYS WITH FREEZING MIN.<= 0 26 17 7 0 0 0 0 0 0 0 3 19 72 TEMPERATURE RECORDS LOWEST(C) -9.4 -5.6 -4.4 3.2 7.8 15.5 17.2 15.6 8.4 0.4 -1.0 -15.8 -15.8 DAY 28 24 18 1 16 3 10 25 30 17 19 27 MAXIMUM AIR TEMPERATURE (C) 4.0 8.0 15.4 20.5 28.7 34.7 33.7 33.6 30.9 22.4 18.8 7.2 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 10 27 30 28 18 1 0 0 116 DAYS WITH MAXIMUM TEMP. <= 0 6 1 0 0 0 0 0 0 0 0 0 8 15 TEMPERATURE RECORDS HIGHEST(C) 10.8 16.6 25.4 33.6 36.0 39.3 38.8 37.6 37.0 30.0 27.0 21.0 39.3 DAY 23 19 14 29 3 17 30 7 14 4 7 7 DIF. BETWEEN (MAX.-MIN.) (C) 6.8 8.4 13.2 11.6 14.7 15.1 13.7 14.7 17.5 15.8 14.6 9.9 13.0 MEAN DAILY TEMP. (MDT) (C) 0.6 3.8 8.8 14.7 21.3 27.2 26.9 26.3 22.2 14.5 11.5 2.3 15.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 6.3 39.0 179.6 182.1 159.0 46.5 0.0 0.0 0.0 612.6 HEATING DEG. DAYS(BASE 18 0C) 540.2 398.3 284.8 116.3 6.8 0.0 0.0 0.0 0.0 107.9 195.0 487.5 2136.7 DEWPOINT (MEAN C) -2.9 -1.0 -1.3 6.1 4.9 5.4 6.8 6.2 1.4 1.6 0.3 -3.9 2.0 MIXING RATIO (G/KG) 3.48 4.01 3.97 6.66 6.22 6.49 7.09 6.91 4.97 4.96 4.45 3.30 5.21 VAPOUR PRESSURE (HPA) 5.04 5.78 5.74 9.54 8.91 9.27 10.12 9.89 7.15 7.17 6.44 4.78 7.49 SATURATION DEF. (HPA) 1.36 2.25 5.93 7.81 17.67 28.85 27.20 25.76 21.46 10.18 7.57 2.92 13.25 RELATIVE HUMIDITY (MEAN %) 82 77 57 62 37 27 29 30 28 48 53 72 50 RELATIVE HUMIDITY (MAX. %) 94 93 82 82 56 43 44 46 46 69 74 86 68 RELATIVE HUMIDITY (MIN. %) 66 57 34 43 22 15 18 17 15 30 32 54 34 RELATIVE HUMIDITY (MEAN% 03UTC) 90 89 76 78 50 37 38 41 42 64 70 82 63 RELATIVE HUMIDITY (MEAN% 09UTC) 73 64 38 48 26 17 20 20 18 34 37 60 38 RELATIVE HUMIDITY (MEAN% 15UTC) 78 69 51 55 30 21 24 24 22 43 46 70 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.8 37.0 15.4 36.5 3.3 2.0 0.1 0.0 0.0 2.6 11.0 40.2 184.9 DAYS WITH PRECIPITATION >=10 1 0 0 1 0 0 0 0 0 0 1 2 5 DAYS WITH PRECIPITATION >= 5 2 4 0 2 0 0 0 0 0 0 1 3 12 DAYS WITH PRECIPITATION >= 1 8 6 4 10 3 1 0 0 0 1 1 5 39 DAYS WITH PRECIPITATION 13 14 10 13 4 1 2 0 0 4 1 12 74 GREATEST DAILY PRECIPITATION 14.9 9.5 4.1 11.5 1.2 2.0 0.1 0.0 0.0 1.0 11.0 15.0 15.0 DAY 25 21 31 5 6 11 7 ** ** 6 14 25 DAY WITH THUNDER STORM 1 1 0 3 1 1 0 0 0 1 0 0 8 DAYS WITH SNOW OR SLEET 12 11 6 0 0 0 0 0 0 0 0 9 38 DAYS WITH DUST 0 0 7 4 13 12 8 9 8 3 3 2 69 WIND DIRECTION (PREVAILING) 135 135 315 90 90 90 45 45 90 135 135 90 90 PREVAILING WIND SPEED(KNOTS) 6.6 6.1 11.1 7.0 9.7 9.7 11.4 10.3 6.3 7.6 6.6 5.6 7.8 PREVAILING WIND PERCENT 8.5 19.6 12.5 17.5 16.5 17.5 24.6 18.5 14.6 8.5 7.9 7.7 10.1 CALMS PERCENT OF WIND 72.6 55.8 52.4 43.8 44.4 50.8 46.8 56.5 61.7 71.4 81.7 82.7 60.1 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 340 137 8 97 75 52 35 66 96 109 109 110 68 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.7 0.8 1.5 2.1 2.9 3.7 2.8 1.8 0.7 0.5 0.4 1.3 WIND STEADINESES (MEAN %) 5.3 24.1 19.5 36.6 42.0 61.7 68.5 75.7 72.0 33.3 41.7 40.0 40.6 WIND SPEED (MEAN KNOTS) 1.9 2.9 4.1 4.1 5.0 4.7 5.4 3.7 2.5 2.1 1.2 1.0 3.2 FASTEST WIND DIRECTION 310 290 330 220 310 300 50 60 50 300 320 300 290 FASTEST WIND SPEED (KNOTS) 17 29 23 29 21 21 21 17 19 17 19 16 29 DAY 25 26 9 9 14 1 17 1 17 17 1 7 DAYS WITH SKY CLEAR (0-2)/8 5 7 10 3 19 25 25 31 30 20 17 9 201 DAYS WITH P.CLOUDY (3-6)/8 9 8 14 16 10 5 4 0 0 9 10 10 95 DAYS WITH CLOUDY (7-8)/8 17 13 7 11 2 0 2 0 0 2 3 12 69 DAYS WITH VISIBILITY =< 2 KM 20 7 2 2 0 1 0 0 0 3 2 18 55 DURATION OF SUNSHINE HOURS 86.3 129.1 203.7 196.0 330.4 369.7 359.3 371.1 325.9 275.4 219.7 109.2 2975.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 903.0 905.7 901.1 901.8 898.2 898.7 900.7 902.5 906.6 907.2 906.9 903.2 MAX. QFE PRESSURE IN HPA 914.6 914.5 918.2 909.9 911.5 904.4 902.9 905.2 907.7 919.5 917.9 916.0 919.5 DAY-HOUR 26-21 8- 6 17- 6 3-15 15-18 8- 3 15- 6 3- 6 24- 6 15-18 22-15 29- 6 MIN. QFE PRESSURE IN HPA 898.0 889.2 895.6 891.5 887.1 892.5 894.7 894.8 896.9 899.0 896.8 896.6 887.1 DAY-HOUR 23-12 16- 3 14-15 15-15 13- 9 27-12 30-12 7-12 1-15 31-21 1-12 25-12 MEAN QNH PRESSURE IN HPA 1021.1 1017.5 1020.5 1015.4 1016.3 1012.3 1012.8 1015.0 1017.0 1021.5 1022.2 1021.8 1017.8 MAX. QNH PRESSURE IN HPA 1030.3 1030.2 1034.3 1025.2 1026.9 1019.1 1017.4 1020.0 1022.7 1035.7 1034.0 1031.9 1035.7 DAY-HOUR 26-21 8- 6 17- 6 3-15 15-18 8- 3 15- 6 3- 6 24- 6 15-18 22-15 29- 6 MIN. QNH PRESSURE IN HPA 1012.0 1002.4 1009.4 1004.9 1000.0 1006.0 1008.4 1008.5 1010.8 1013.1 1010.7 1010.5 1000.0 DAY-HOUR 23-12 16- 3 14-15 15-15 13- 9 27-12 30-12 7-12 1-15 31-21 1-12 25-12 MEAN QFF PRESSURE IN HPA 1024.9 1019.9 1020.8 1012.8 1010.9 1004.5 1005.1 1007.6 1011.3 1019.2 1021.3 1025.0 1015.3 MAX. QFF PRESSURE IN HPA 1036.4 1034.9 1039.2 1026.3 1025.2 1013.8 1009.8 1013.6 1018.0 1038.2 1035.3 1039.2 1039.2 DAY-HOUR 26-21 8- 6 17- 6 3-18 15-18 8- 3 15- 6 31- 6 26- 3 15-18 14- 6 29- 6 MIN. QFF PRESSURE IN HPA 1013.2 1001.7 1006.0 1000.3 992.0 997.2 999.5 1000.4 1003.8 1009.4 1007.5 1014.8 992.0 DAY-HOUR 23-12 16- 3 14-15 30- 0 13- 9 27-12 30-21 7-12 1-21 26- 9 1-12 18- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.7 902.6 905.3 901.0 901.8 898.2 898.5 900.6 902.4 906.7 907.1 906.7 903.1 MAX. QFE PRESSURE IN HPA 913.9 912.7 916.0 907.3 910.0 903.5 901.5 904.0 906.8 916.7 916.0 914.5 916.7 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QFE PRESSURE IN HPA 899.1 889.8 896.4 892.5 890.8 894.2 895.6 896.0 898.3 902.0 898.3 899.6 889.8 DAY 5 16 25 16 13 27 31 8 2 26 1 26 MEAN QNH PRESSURE IN HPA 1020.6 1017.1 1020.1 1015.3 1016.2 1012.3 1012.6 1014.9 1016.9 1021.6 1022.1 1021.6 1017.6 MAX. QNH PRESSURE IN HPA 1029.6 1028.2 1031.9 1022.3 1025.3 1018.1 1015.9 1018.7 1021.7 1032.7 1031.9 1030.2 1032.7 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QNH PRESSURE IN HPA 1013.3 1003.0 1010.3 1006.0 1004.1 1007.9 1009.4 1009.8 1012.4 1016.5 1012.4 1013.8 1003.0 DAY 5 16 25 16 13 27 31 8 2 26 1 26 MEAN QFF PRESSURE IN HPA 1024.1 1019.3 1020.1 1012.6 1010.7 1004.5 1004.9 1007.4 1011.0 1019.0 1020.7 1024.4 1014.9 MAX. QFF PRESSURE IN HPA 1035.4 1032.8 1035.3 1022.0 1023.2 1012.7 1008.3 1012.0 1015.8 1035.0 1032.7 1037.2 1037.2 DAY 27 8 17 4 16 8 15 3 26 16 23 29 MIN. QFF PRESSURE IN HPA 1014.6 1001.9 1007.2 1000.3 996.0 999.6 999.6 1001.6 1004.8 1012.2 1009.6 1015.2 996.0 DAY 5 16 15 30 13 27 31 8 2 4 1 18 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.0 903.2 906.1 901.6 902.9 899.2 899.5 901.5 903.3 907.3 907.7 907.2 903.8 MAX. QFE PRESSURE IN HPA 913.5 913.3 917.3 908.4 910.4 904.4 902.5 904.9 907.3 917.1 916.6 915.2 917.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QFE PRESSURE IN HPA 898.9 889.2 897.2 893.1 891.8 894.6 896.5 896.8 899.8 902.4 898.9 900.6 889.2 DAY 5 16 25 16 13 27 30 8 14 26 1 18 MEAN QNH PRESSURE IN HPA 1020.9 1017.7 1021.0 1016.0 1017.4 1013.4 1013.7 1015.9 1017.9 1022.3 1022.8 1022.2 1018.4 MAX. QNH PRESSURE IN HPA 1029.1 1028.9 1033.3 1023.5 1025.7 1019.1 1017.0 1019.7 1022.3 1033.1 1032.5 1031.0 1033.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QNH PRESSURE IN HPA 1013.0 1002.4 1011.2 1006.6 1005.2 1008.3 1010.4 1010.7 1014.0 1016.9 1013.0 1014.9 1002.4 DAY 5 16 25 16 13 27 30 8 14 26 1 18 MEAN QFF PRESSURE IN HPA 1025.0 1020.5 1021.8 1013.9 1012.3 1005.8 1006.1 1008.8 1013.1 1020.8 1022.7 1025.8 1016.4 MAX. QFF PRESSURE IN HPA 1035.9 1033.7 1037.7 1021.8 1023.7 1013.8 1009.5 1013.5 1018.0 1034.7 1033.7 1038.7 1038.7 DAY 27 8 17 4 16 8 15 3 26 16 14 29 MIN. QFF PRESSURE IN HPA 1014.9 1001.7 1008.6 1003.1 997.8 1000.1 1002.0 1002.8 1007.8 1013.9 1011.4 1016.7 997.8 DAY 5 16 25 16 13 27 30 8 14 26 1 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.4 904.2 907.1 902.1 903.0 899.3 899.5 901.8 903.8 907.9 908.4 908.0 904.4 MAX. QFE PRESSURE IN HPA 914.3 914.5 918.2 909.0 910.4 903.4 902.9 905.2 907.7 917.8 917.8 916.0 918.2 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QFE PRESSURE IN HPA 899.8 890.1 898.7 893.1 890.4 894.8 896.4 896.8 900.5 902.3 899.4 902.0 890.1 DAY 5 16 25 16 13 27 30 8 14 26 1 18 MEAN QNH PRESSURE IN HPA 1022.4 1018.8 1022.1 1016.5 1017.5 1013.5 1013.7 1016.2 1018.4 1022.9 1023.5 1023.1 1019.1 MAX. QNH PRESSURE IN HPA 1030.0 1030.2 1034.3 1024.2 1025.7 1018.0 1017.4 1020.0 1022.7 1033.9 1033.9 1031.9 1034.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 MIN. QNH PRESSURE IN HPA 1014.0 1003.3 1012.8 1006.6 1003.7 1008.5 1010.3 1010.7 1014.8 1016.8 1013.6 1016.5 1003.3 DAY 5 16 25 16 13 27 30 8 14 26 1 18 MEAN QFF PRESSURE IN HPA 1026.2 1021.4 1022.4 1014.1 1012.3 1005.6 1005.9 1008.8 1012.4 1020.5 1022.7 1026.5 1016.6 MAX. QFF PRESSURE IN HPA 1036.3 1034.9 1039.2 1022.7 1023.3 1012.4 1009.8 1013.6 1017.4 1035.1 1035.3 1039.2 1039.2 DAY 27 8 17 3 16 8 15 31 24 19 14 29 MIN. QFF PRESSURE IN HPA 1015.7 1003.5 1010.5 1003.1 996.5 999.9 1001.7 1001.6 1006.9 1012.9 1011.2 1017.6 996.5 DAY 5 16 25 16 13 27 30 8 14 26 1 18 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.0 903.0 905.7 901.0 901.6 898.2 898.7 900.7 902.4 906.1 906.8 906.5 903.0 MAX. QFE PRESSURE IN HPA 913.0 913.5 917.2 909.1 910.1 902.2 902.1 903.8 906.1 917.5 916.3 913.9 917.5 DAY 9 8 17 3 15 8 15 29 24 15 14 29 MIN. QFE PRESSURE IN HPA 898.8 891.0 898.1 892.5 887.1 893.7 895.4 895.9 899.0 900.1 898.3 898.2 887.1 DAY 5 16 25 16 13 27 30 8 14 26 1 25 MEAN QNH PRESSURE IN HPA 1020.9 1017.5 1020.5 1015.3 1016.0 1012.2 1012.8 1015.0 1016.9 1021.0 1021.7 1021.4 1017.6 MAX. QNH PRESSURE IN HPA 1028.6 1029.1 1033.2 1024.3 1025.4 1016.7 1016.6 1018.4 1021.0 1033.5 1032.2 1029.6 1033.5 DAY 9 8 17 3 15 8 15 29 24 15 14 29 MIN. QNH PRESSURE IN HPA 1012.9 1004.3 1012.2 1006.0 1000.0 1007.3 1009.2 1009.7 1013.1 1014.4 1012.4 1012.3 1000.0 DAY 5 16 25 16 13 27 30 8 14 26 1 25 MEAN QFF PRESSURE IN HPA 1024.5 1019.7 1020.5 1012.5 1010.3 1004.2 1004.8 1007.2 1010.7 1018.1 1020.3 1024.3 1014.8 MAX. QFF PRESSURE IN HPA 1035.1 1033.5 1038.2 1024.0 1022.9 1010.6 1008.5 1011.8 1015.1 1033.5 1033.6 1036.8 1038.2 DAY 27 8 17 3 15 8 15 30 26 15 14 28 MIN. QFF PRESSURE IN HPA 1014.0 1004.2 1010.0 1002.2 992.0 998.3 1000.3 1000.7 1005.5 1009.4 1009.5 1014.8 992.0 DAY 23 16 25 16 13 27 30 8 14 26 1 18 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.5 902.0 904.4 899.6 900.2 897.1 897.8 899.4 901.2 905.2 906.0 905.8 902.0 MAX. QFE PRESSURE IN HPA 912.5 912.5 916.2 908.6 909.0 900.6 901.4 903.0 904.4 917.4 916.7 913.3 917.4 DAY 26 8 17 3 15 7 15 2 23 15 22 29 MIN. QFE PRESSURE IN HPA 898.0 890.8 896.7 891.9 888.0 892.5 894.7 894.8 897.4 899.4 896.8 896.6 888.0 DAY 23 16 14 15 13 27 30 7 1 14 1 25 MEAN QNH PRESSURE IN HPA 1020.3 1016.5 1019.1 1013.8 1014.5 1011.0 1011.8 1013.6 1015.6 1020.0 1020.8 1020.7 1016.5 MAX. QNH PRESSURE IN HPA 1028.0 1028.0 1032.1 1023.7 1024.2 1014.9 1015.8 1017.6 1019.1 1033.4 1032.7 1028.9 1033.4 DAY 26 8 17 3 15 7 15 2 23 15 22 29 MIN. QNH PRESSURE IN HPA 1012.0 1004.1 1010.6 1005.3 1001.0 1006.0 1008.4 1008.5 1011.4 1013.6 1010.7 1010.5 1001.0 DAY 23 16 14 15 13 27 30 7 1 14 1 25 MEAN QFF PRESSURE IN HPA 1023.9 1018.5 1019.0 1011.0 1009.0 1003.3 1004.2 1006.2 1009.7 1017.3 1019.4 1023.5 1013.7 MAX. QFF PRESSURE IN HPA 1033.4 1032.3 1037.4 1023.5 1021.3 1009.2 1008.1 1010.7 1014.3 1034.3 1032.9 1036.7 1037.4 DAY 9 8 17 3 15 7 15 2 25 15 14 29 MIN. QFF PRESSURE IN HPA 1013.2 1003.8 1006.8 1001.2 993.6 997.2 999.8 1000.4 1004.1 1009.6 1007.5 1014.9 993.6 DAY 23 16 14 15 13 27 30 7 14 26 1 18 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.2 902.8 905.1 900.3 901.0 897.3 898.1 899.9 901.8 906.1 906.9 906.6 902.7 MAX. QFE PRESSURE IN HPA 913.8 913.1 916.3 909.9 910.4 901.7 901.4 903.5 905.5 918.9 917.9 913.9 918.9 DAY 26 8 17 3 15 7 15 2 23 15 22 28 MIN. QFE PRESSURE IN HPA 898.9 893.3 895.6 891.5 889.6 892.7 895.1 895.4 896.9 900.0 898.3 896.9 889.6 DAY 23 16 14 15 13 27 30 7 1 31 1 25 MEAN QNH PRESSURE IN HPA 1021.1 1017.3 1019.9 1014.5 1015.3 1011.3 1012.1 1014.1 1016.2 1021.0 1021.9 1021.5 1017.2 MAX. QNH PRESSURE IN HPA 1029.5 1028.7 1032.2 1025.2 1025.7 1016.1 1015.8 1018.1 1020.3 1035.1 1034.0 1029.6 1035.1 DAY 26 8 17 3 15 7 15 2 23 15 22 28 MIN. QNH PRESSURE IN HPA 1013.0 1006.9 1009.4 1004.9 1002.8 1006.2 1008.9 1009.2 1010.8 1014.3 1012.4 1010.8 1002.8 DAY 23 16 14 15 13 27 30 7 1 31 1 25 MEAN QFF PRESSURE IN HPA 1025.2 1020.0 1020.7 1012.2 1010.2 1003.6 1004.5 1007.1 1011.4 1019.5 1021.8 1025.2 1015.1 MAX. QFF PRESSURE IN HPA 1034.6 1033.0 1037.9 1025.9 1023.5 1010.7 1008.1 1011.8 1016.4 1037.4 1033.9 1037.5 1037.9 DAY 26 8 17 3 15 7 15 2 25 15 22 29 MIN. QFF PRESSURE IN HPA 1014.9 1007.3 1006.0 1001.3 996.0 997.6 1000.0 1001.7 1004.5 1011.9 1010.3 1015.6 996.0 DAY 23 16 14 15 13 27 30 7 1 2 1 25 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.6 903.3 906.1 901.8 902.3 898.6 899.1 901.0 902.8 907.1 907.6 907.2 903.6 MAX. QFE PRESSURE IN HPA 914.5 913.3 916.3 909.9 911.5 903.8 902.1 904.9 907.0 919.5 917.6 914.3 919.5 DAY 26 7 9 3 15 7 15 2 23 15 22 28 MIN. QFE PRESSURE IN HPA 899.4 893.0 897.8 893.0 892.6 893.8 895.6 896.6 897.8 900.0 900.0 897.2 892.6 DAY 17 15 14 15 13 27 30 7 1 31 1 25 MEAN QNH PRESSURE IN HPA 1021.6 1017.9 1021.0 1016.2 1016.8 1012.7 1013.3 1015.4 1017.4 1022.1 1022.7 1022.2 1018.3 MAX. QNH PRESSURE IN HPA 1030.2 1028.9 1032.2 1025.2 1026.9 1018.4 1016.6 1019.7 1022.0 1035.7 1033.6 1030.0 1035.7 DAY 26 7 9 3 15 7 15 2 23 15 22 28 MIN. QNH PRESSURE IN HPA 1013.6 1006.5 1011.8 1006.5 1006.1 1007.4 1009.4 1010.5 1011.8 1014.3 1014.3 1011.2 1006.1 DAY 17 15 14 15 13 27 30 7 1 31 1 25 MEAN QFF PRESSURE IN HPA 1025.4 1020.3 1021.3 1013.7 1011.5 1004.8 1005.4 1007.9 1011.5 1019.7 1021.9 1025.7 1015.8 MAX. QFF PRESSURE IN HPA 1036.1 1033.7 1037.0 1026.3 1025.2 1013.1 1008.9 1013.1 1016.8 1038.2 1034.0 1037.5 1038.2 DAY 26 7 17 3 15 7 14 2 25 15 22 29 MIN. QFF PRESSURE IN HPA 1014.7 1006.8 1008.5 1002.7 999.0 998.4 999.8 1001.5 1004.7 1012.1 1011.6 1016.3 998.4 DAY 23 15 14 29 12 27 30 8 1 31 1 25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.2 902.9 906.0 901.5 902.1 898.2 898.8 900.7 902.6 906.7 907.5 906.9 903.3 MAX. QFE PRESSURE IN HPA 914.6 912.9 916.4 908.0 910.8 903.1 901.7 904.6 906.8 918.2 916.2 914.5 918.2 DAY 26 7 16 3 15 7 25 2 23 15 22 28 MIN. QFE PRESSURE IN HPA 899.0 891.8 897.1 892.9 891.5 894.3 895.6 896.2 897.4 899.0 900.2 898.3 891.5 DAY 17 15 14 15 12 26 30 7 1 31 1 25 MEAN QNH PRESSURE IN HPA 1021.1 1017.5 1020.8 1015.9 1016.5 1012.3 1012.9 1015.1 1017.1 1021.7 1022.5 1021.9 1017.9 MAX. QNH PRESSURE IN HPA 1030.3 1028.5 1032.3 1023.1 1026.1 1017.7 1016.1 1019.3 1021.7 1034.3 1032.1 1030.2 1034.3 DAY 26 7 16 3 15 7 25 2 23 15 22 28 MIN. QNH PRESSURE IN HPA 1013.1 1005.2 1011.1 1006.4 1004.9 1008.0 1009.4 1010.1 1011.4 1013.1 1014.5 1012.4 1004.9 DAY 17 15 14 15 12 26 30 7 1 31 1 25 MEAN QFF PRESSURE IN HPA 1024.7 1019.6 1020.7 1012.9 1010.8 1004.2 1004.9 1007.3 1010.9 1018.9 1021.1 1024.9 1015.1 MAX. QFF PRESSURE IN HPA 1036.4 1033.2 1035.4 1024.0 1024.3 1011.8 1008.0 1012.3 1015.9 1036.8 1032.6 1036.9 1036.9 DAY 26 7 17 3 15 7 14 2 25 15 22 28 MIN. QFF PRESSURE IN HPA 1015.0 1004.3 1006.3 1002.0 996.8 998.6 999.5 1001.3 1003.8 1010.6 1011.2 1015.3 996.8 DAY 4 15 14 29 12 27 30 8 1 31 1 17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.6 2.2 6.9 15.3 18.0 24.6 27.3 25.2 21.1 14.8 8.2 5.0 14.2 MINIMUN AIR TEMPERATURE (C) -1.6 -1.3 3.6 9.8 12.0 17.2 19.5 17.1 14.0 7.8 2.8 0.6 8.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 8 2 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 5 6 1 0 0 0 0 0 0 0 0 5 17 DAYS WITH FREEZING MIN.<= 0 23 17 4 0 0 0 0 0 0 0 7 13 64 TEMPERATURE RECORDS LOWEST(C) -10.8 -12.4 -5.0 3.0 5.8 12.6 16.2 12.0 6.2 2.4 -3.2 -5.6 -12.4 DAY 2 14 12 15 6 24 14 24 29 14 29 19 MAXIMUM AIR TEMPERATURE (C) 6.0 7.4 11.1 21.3 24.4 30.9 34.0 32.7 28.5 22.0 14.9 10.7 20.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 4 20 28 28 16 0 0 0 96 DAYS WITH MAXIMUM TEMP. <= 0 0 4 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 12.6 15.4 19.6 29.0 34.2 35.0 41.3 37.4 35.6 26.6 24.4 21.2 41.3 DAY 31 27 31 25 30 12 8 6 9 27 5 10 DIF. BETWEEN (MAX.-MIN.) (C) 7.6 8.7 7.5 11.5 12.4 13.7 14.5 15.6 14.5 14.2 12.1 10.1 11.8 MEAN DAILY TEMP. (MDT) (C) 2.2 3.0 7.3 15.5 18.2 24.1 26.7 24.9 21.3 14.9 8.8 5.6 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.9 12.6 93.5 173.7 116.8 55.6 0.0 0.0 0.0 453.1 HEATING DEG. DAYS(BASE 18 0C) 489.9 403.0 331.2 88.1 34.2 0.0 0.0 0.0 25.6 95.8 265.5 383.2 2116.4 DEWPOINT (MEAN C) -1.5 -2.0 2.8 6.8 8.1 7.0 7.8 4.2 6.1 1.0 0.2 -1.0 3.3 MIXING RATIO (G/KG) 3.85 3.80 5.35 7.02 7.79 7.24 7.56 6.17 6.73 4.74 4.45 4.06 5.73 VAPOUR PRESSURE (HPA) 5.57 5.50 7.70 10.06 11.11 10.34 10.78 8.83 9.67 6.86 6.45 5.86 8.23 SATURATION DEF. (HPA) 1.43 2.22 2.65 8.25 10.47 21.51 26.72 24.57 17.15 10.77 5.00 3.42 11.18 RELATIVE HUMIDITY (MEAN %) 82 76 78 61 56 35 32 29 42 43 61 69 55 RELATIVE HUMIDITY (MAX. %) 95 92 93 82 79 53 48 44 59 67 82 88 74 RELATIVE HUMIDITY (MIN. %) 63 55 60 39 38 22 19 17 26 24 39 49 38 RELATIVE HUMIDITY (MEAN% 03UTC) 91 87 89 76 71 47 41 40 54 62 78 79 68 RELATIVE HUMIDITY (MEAN% 09UTC) 71 63 67 46 43 25 22 20 29 28 46 55 43 RELATIVE HUMIDITY (MEAN% 15UTC) 78 73 74 53 48 27 25 24 38 36 53 63 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 47.9 36.1 99.9 60.9 40.8 0.0 0.0 0.0 15.3 0.7 3.3 25.1 330.0 DAYS WITH PRECIPITATION >=10 2 1 7 2 2 0 0 0 1 0 0 1 16 DAYS WITH PRECIPITATION >= 5 5 1 8 3 2 0 0 0 1 0 0 2 22 DAYS WITH PRECIPITATION >= 1 5 9 10 7 5 0 0 0 2 0 1 4 43 DAYS WITH PRECIPITATION 10 15 18 11 13 1 1 0 3 6 4 7 89 GREATEST DAILY PRECIPITATION 14.2 14.6 15.5 29.4 16.0 0.0 0.0 0.0 14.3 0.2 2.9 10.0 29.4 DAY 26 22 16 13 19 ** ** ** 27 12 12 13 DAY WITH THUNDER STORM 1 0 3 4 9 0 0 0 2 0 0 2 21 DAYS WITH SNOW OR SLEET 5 11 2 0 0 0 0 0 0 0 0 3 21 DAYS WITH DUST 0 0 0 2 6 7 6 6 10 1 2 1 41 WIND DIRECTION (PREVAILING) 315 315 135 90 135 90 45 45 90 90 135 135 90 PREVAILING WIND SPEED(KNOTS) 7.8 9.7 6.0 7.3 6.3 9.0 9.4 9.7 8.4 5.5 5.5 5.8 7.7 PREVAILING WIND PERCENT 8.9 7.6 19.4 10.8 12.1 19.2 22.2 16.9 13.8 5.2 8.8 8.1 9.0 CALMS PERCENT OF WIND 78.6 71.4 58.5 57.5 53.2 47.9 48.0 56.9 57.9 85.1 80.4 69.8 63.7 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 327 294 117 100 61 60 49 69 94 69 118 260 69 VECTOR WIND MAGNITUDE(KNOTS) 0.5 0.2 0.8 0.7 0.4 2.8 3.2 2.6 2.0 0.3 0.5 0.4 1.0 WIND STEADINESES (MEAN %) 38.5 10.0 26.7 21.2 11.8 62.2 71.1 76.5 64.5 37.5 50.0 19.0 37.0 WIND SPEED (MEAN KNOTS) 1.3 2.0 3.0 3.3 3.4 4.5 4.5 3.4 3.1 0.8 1.0 2.1 2.7 FASTEST WIND DIRECTION 300 300 300 210 300 20 60 60 140 120 130 300 300 FASTEST WIND SPEED (KNOTS) 25 25 23 23 43 19 27 19 19 12 12 19 43 DAY 5 5 7 5 22 22 8 13 4 5 18 26 DAYS WITH SKY CLEAR (0-2)/8 8 4 3 7 7 25 29 28 24 19 12 10 176 DAYS WITH P.CLOUDY (3-6)/8 12 11 7 16 17 5 2 3 3 11 13 12 112 DAYS WITH CLOUDY (7-8)/8 11 13 21 7 7 0 0 0 3 1 5 9 77 DAYS WITH VISIBILITY =< 2 KM 17 13 10 3 2 0 0 0 0 0 6 10 61 DURATION OF SUNSHINE HOURS 129.2 111.9 89.3 241.6 248.6 356.4 368.0 352.2 274.6 246.2 176.6 126.4 2721.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.5 906.0 903.9 902.5 899.7 899.9 897.8 899.9 904.1 907.1 908.3 903.8 903.2 MAX. QFE PRESSURE IN HPA 914.2 916.2 912.0 909.8 906.2 906.6 902.4 905.4 910.5 911.8 913.6 915.1 916.2 DAY-HOUR 12- 6 15- 6 12- 6 15- 6 4-18 23-18 11-18 22- 6 17- 6 13-18 23- 6 17- 6 MIN. QFE PRESSURE IN HPA 895.9 896.5 888.8 891.8 889.4 892.4 889.8 894.0 896.2 902.0 898.6 893.7 888.8 DAY-HOUR 5- 3 4-21 7- 6 5- 0 23- 9 11-15 8-12 11-12 3-12 4-12 5-12 26- 0 MEAN QNH PRESSURE IN HPA 1020.3 1020.8 1018.6 1017.1 1013.9 1014.2 1011.8 1014.2 1018.8 1022.1 1023.4 1018.5 1017.8 MAX. QNH PRESSURE IN HPA 1029.9 1032.1 1027.5 1025.0 1021.1 1021.5 1016.9 1020.2 1025.8 1027.3 1029.2 1030.9 1032.1 DAY-HOUR 12- 6 15- 6 12- 6 15- 6 4-18 23-18 11-18 22- 6 17- 6 13-18 23- 6 17- 6 MIN. QNH PRESSURE IN HPA 1009.7 1010.4 1001.9 1005.2 1002.6 1005.9 1003.0 1007.6 1010.1 1016.5 1012.7 1007.3 1001.9 DAY-HOUR 5- 3 4-21 7- 6 5- 0 23- 9 11-15 8-12 11-12 3-12 4-12 5-12 26- 0 MEAN QFF PRESSURE IN HPA 1023.5 1023.7 1019.2 1014.0 1009.7 1007.4 1004.0 1007.2 1013.5 1019.5 1023.6 1020.0 1015.4 MAX. QFF PRESSURE IN HPA 1034.9 1039.2 1031.5 1025.3 1018.6 1016.3 1009.8 1015.2 1023.9 1026.9 1030.9 1034.7 1039.2 DAY-HOUR 12- 6 14- 3 12- 6 15- 6 12- 6 23-18 12- 3 22- 3 29- 3 14- 3 24- 3 17- 6 MIN. QFF PRESSURE IN HPA 1011.1 1010.3 1001.0 999.7 997.4 998.3 993.4 999.5 1002.5 1012.3 1009.7 1008.0 993.4 DAY-HOUR 25-12 5- 0 7- 9 5- 0 23- 9 12-15 8-12 6-12 3-12 4-12 5-12 26- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.4 905.6 903.5 902.2 899.7 899.9 897.7 899.7 904.0 906.9 908.2 903.7 903.0 MAX. QFE PRESSURE IN HPA 913.0 914.2 909.3 908.3 905.0 905.4 901.9 904.2 908.8 910.5 912.2 912.0 914.2 DAY 12 15 5 15 5 24 12 22 29 14 23 17 MIN. QFE PRESSURE IN HPA 896.2 896.5 890.8 891.8 890.6 893.5 890.3 895.0 897.5 902.9 901.6 893.7 890.3 DAY 5 5 7 5 23 12 8 12 22 5 5 26 MEAN QNH PRESSURE IN HPA 1020.2 1020.4 1018.1 1016.7 1013.9 1014.1 1011.8 1014.0 1018.6 1021.9 1023.3 1018.3 1017.6 MAX. QNH PRESSURE IN HPA 1028.6 1029.9 1024.5 1023.4 1019.8 1020.2 1016.3 1018.9 1023.9 1025.8 1027.7 1027.5 1029.9 DAY 12 15 5 15 5 24 12 22 29 14 23 17 MIN. QNH PRESSURE IN HPA 1010.1 1010.4 1004.1 1005.2 1003.9 1007.1 1003.6 1008.7 1011.5 1017.4 1016.0 1007.3 1003.6 DAY 5 5 7 5 23 12 8 12 22 5 5 26 MEAN QFF PRESSURE IN HPA 1023.1 1023.0 1018.6 1013.5 1009.7 1007.4 1004.0 1007.0 1013.1 1019.1 1023.0 1019.4 1015.1 MAX. QFF PRESSURE IN HPA 1032.3 1037.4 1029.0 1023.4 1017.2 1015.0 1008.7 1013.3 1023.1 1025.2 1029.4 1032.2 1037.4 DAY 12 14 12 15 5 24 12 22 29 14 24 18 MIN. QFF PRESSURE IN HPA 1012.0 1010.3 1003.3 999.7 998.9 999.8 994.2 1001.1 1003.8 1012.9 1013.5 1008.0 994.2 DAY 5 5 7 5 23 12 8 12 22 5 5 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.6 906.1 904.0 903.0 900.2 900.7 898.6 900.6 904.8 907.5 908.8 904.2 903.7 MAX. QFE PRESSURE IN HPA 912.8 915.1 910.5 909.3 905.3 905.7 902.3 905.0 909.8 911.0 913.0 913.6 915.1 DAY 12 15 12 15 5 23 12 22 17 13 23 17 MIN. QFE PRESSURE IN HPA 895.9 897.2 888.9 891.8 890.4 894.2 891.2 896.3 899.1 903.2 901.3 894.0 888.9 DAY 5 4 7 5 23 12 8 12 22 5 5 26 MEAN QNH PRESSURE IN HPA 1020.4 1021.0 1018.6 1017.6 1014.5 1015.0 1012.7 1014.9 1019.6 1022.6 1023.9 1018.9 1018.3 MAX. QNH PRESSURE IN HPA 1028.4 1030.9 1025.8 1024.5 1020.1 1020.5 1016.8 1019.8 1025.0 1026.4 1028.6 1029.2 1030.9 DAY 12 15 12 15 5 23 12 22 17 13 23 17 MIN. QNH PRESSURE IN HPA 1009.7 1011.2 1002.0 1005.2 1003.7 1007.9 1004.6 1010.2 1013.3 1017.8 1015.7 1007.6 1002.0 DAY 5 4 7 5 23 12 8 12 22 5 5 26 MEAN QFF PRESSURE IN HPA 1024.0 1024.3 1019.6 1014.9 1010.6 1008.4 1005.0 1008.5 1014.9 1020.9 1024.9 1020.8 1016.4 MAX. QFF PRESSURE IN HPA 1032.9 1039.2 1030.7 1024.5 1018.2 1015.7 1009.8 1015.2 1023.9 1026.9 1030.9 1032.9 1039.2 DAY 12 14 12 15 5 24 12 22 29 14 24 18 MIN. QFF PRESSURE IN HPA 1012.1 1011.7 1001.2 999.9 998.3 1000.2 995.6 1002.5 1006.0 1013.9 1014.6 1009.7 995.6 DAY 26 4 7 5 23 12 8 6 22 5 5 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.6 907.0 904.8 903.5 900.3 900.7 898.6 900.9 905.3 908.2 909.6 905.1 904.2 MAX. QFE PRESSURE IN HPA 914.2 916.2 912.0 909.8 905.2 906.0 902.3 905.4 910.5 911.6 913.6 915.1 916.2 DAY 12 15 12 15 5 23 12 22 17 21 23 17 MIN. QFE PRESSURE IN HPA 896.6 898.1 888.8 893.6 889.9 894.4 891.0 896.3 899.3 904.1 901.2 897.0 888.8 DAY 5 4 7 5 23 12 8 12 3 5 5 26 MEAN QNH PRESSURE IN HPA 1021.5 1022.0 1019.5 1018.2 1014.6 1015.0 1012.7 1015.3 1020.1 1023.3 1024.8 1019.8 1018.9 MAX. QNH PRESSURE IN HPA 1029.9 1032.1 1027.5 1025.0 1020.0 1020.9 1016.8 1020.2 1025.8 1027.0 1029.2 1030.9 1032.1 DAY 12 15 12 15 5 23 12 22 17 21 23 17 MIN. QNH PRESSURE IN HPA 1010.5 1012.2 1001.9 1007.2 1003.1 1008.1 1004.3 1010.2 1013.5 1018.8 1015.6 1010.9 1001.9 DAY 5 4 7 5 23 12 8 12 3 5 5 26 MEAN QFF PRESSURE IN HPA 1025.0 1025.1 1020.3 1015.2 1010.4 1008.3 1004.8 1008.2 1014.7 1020.5 1025.1 1021.6 1016.6 MAX. QFF PRESSURE IN HPA 1034.9 1039.0 1031.5 1025.3 1018.6 1015.7 1009.7 1015.0 1023.9 1026.3 1030.7 1034.7 1039.0 DAY 12 15 12 15 12 24 12 22 28 14 24 17 MIN. QFF PRESSURE IN HPA 1012.6 1012.3 1001.1 1002.4 997.6 1000.1 995.0 1002.2 1005.8 1014.5 1013.2 1011.5 995.0 DAY 5 4 7 5 23 12 8 6 3 5 5 2 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.2 906.1 903.9 902.6 899.3 899.8 897.8 899.8 903.9 906.7 907.8 903.6 903.0 MAX. QFE PRESSURE IN HPA 912.6 916.0 911.9 909.1 904.9 905.4 901.2 904.4 909.5 910.3 912.2 913.3 916.0 DAY 11 15 12 15 4 23 12 22 30 13 23 17 MIN. QFE PRESSURE IN HPA 896.4 897.1 888.8 893.6 889.4 894.0 890.4 895.4 897.5 902.7 899.5 897.5 888.8 DAY 25 4 7 10 23 12 8 12 3 4 5 26 MEAN QNH PRESSURE IN HPA 1020.0 1020.9 1018.6 1017.1 1013.5 1014.1 1011.8 1014.1 1018.5 1021.7 1022.9 1018.2 1017.6 MAX. QNH PRESSURE IN HPA 1028.1 1031.9 1027.4 1024.3 1019.7 1020.2 1015.6 1019.1 1024.7 1025.6 1027.7 1028.9 1031.9 DAY 11 15 12 15 4 23 12 22 30 13 23 17 MIN. QNH PRESSURE IN HPA 1010.3 1011.1 1001.9 1007.2 1002.6 1007.6 1003.7 1009.2 1011.5 1017.2 1013.7 1011.5 1001.9 DAY 25 4 7 10 23 12 8 12 3 4 5 26 MEAN QFF PRESSURE IN HPA 1023.0 1023.6 1019.1 1013.8 1009.0 1007.2 1003.8 1006.7 1012.7 1018.5 1022.6 1019.5 1015.0 MAX. QFF PRESSURE IN HPA 1032.1 1038.1 1031.2 1024.2 1016.8 1014.7 1008.2 1013.5 1022.9 1023.9 1028.9 1033.1 1038.1 DAY 12 15 12 15 5 24 12 22 28 13 23 17 MIN. QFF PRESSURE IN HPA 1011.8 1010.9 1001.0 1003.1 997.4 999.6 994.1 1000.7 1003.7 1013.1 1010.6 1010.8 994.1 DAY 25 4 7 5 23 12 8 6 3 4 5 1 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.7 905.3 903.0 901.5 898.4 898.8 896.8 898.7 902.7 906.0 907.0 902.9 902.2 MAX. QFE PRESSURE IN HPA 912.3 914.7 911.2 908.2 904.6 904.0 900.0 903.1 909.0 909.6 911.4 912.6 914.7 DAY 11 15 12 15 4 23 11 22 30 13 23 17 MIN. QFE PRESSURE IN HPA 895.9 896.9 888.8 891.8 889.7 892.5 889.8 894.0 896.2 902.0 898.6 896.0 888.8 DAY 25 4 7 10 22 12 8 11 3 4 5 1 MEAN QNH PRESSURE IN HPA 1019.5 1020.1 1017.6 1015.9 1012.5 1012.9 1010.7 1012.8 1017.2 1020.9 1021.9 1017.5 1016.6 MAX. QNH PRESSURE IN HPA 1027.8 1030.4 1026.6 1023.3 1019.3 1018.7 1014.3 1017.7 1024.2 1024.8 1026.8 1028.1 1030.4 DAY 11 15 12 15 4 23 11 22 30 13 23 17 MIN. QNH PRESSURE IN HPA 1009.7 1010.8 1001.9 1005.2 1002.9 1006.0 1003.0 1007.6 1010.1 1016.5 1012.7 1009.8 1001.9 DAY 25 4 7 10 22 12 8 11 3 4 5 1 MEAN QFF PRESSURE IN HPA 1022.2 1022.7 1018.0 1012.7 1008.3 1006.2 1003.0 1005.9 1011.7 1018.1 1021.7 1018.6 1014.1 MAX. QFF PRESSURE IN HPA 1031.6 1037.1 1030.2 1023.4 1016.0 1013.6 1006.7 1012.3 1023.5 1023.8 1028.2 1032.5 1037.1 DAY 1 14 12 15 4 24 21 22 27 12 23 17 MIN. QFF PRESSURE IN HPA 1011.1 1010.4 1001.7 1001.1 997.7 998.3 993.4 999.5 1002.5 1012.3 1009.7 1008.3 993.4 DAY 25 4 7 10 17 12 8 6 3 4 5 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.5 905.8 903.8 901.9 899.2 899.2 897.1 899.1 903.4 906.8 907.9 903.7 902.8 MAX. QFE PRESSURE IN HPA 913.0 914.5 911.6 908.0 904.8 904.6 901.4 903.5 909.6 910.6 912.3 912.8 914.5 DAY 11 15 12 15 4 23 11 22 30 13 23 17 MIN. QFE PRESSURE IN HPA 897.3 897.3 891.8 892.0 889.7 892.4 890.9 894.0 896.2 902.0 900.6 896.0 889.7 DAY 3 4 7 10 22 11 7 11 3 4 5 1 MEAN QNH PRESSURE IN HPA 1020.3 1020.7 1018.4 1016.4 1013.4 1013.4 1011.0 1013.3 1018.0 1021.7 1023.0 1018.3 1017.3 MAX. QNH PRESSURE IN HPA 1028.6 1030.2 1027.0 1023.1 1019.5 1019.3 1015.8 1018.1 1024.8 1025.9 1027.8 1028.4 1030.2 DAY 11 15 12 15 4 23 11 22 30 13 23 17 MIN. QNH PRESSURE IN HPA 1011.3 1011.3 1005.2 1005.4 1002.9 1005.9 1004.2 1007.6 1010.1 1016.5 1014.9 1009.8 1002.9 DAY 3 4 7 10 22 11 7 11 3 4 5 1 MEAN QFF PRESSURE IN HPA 1023.7 1023.9 1019.3 1013.7 1009.5 1006.8 1003.3 1006.9 1013.3 1020.0 1023.9 1020.3 1015.4 MAX. QFF PRESSURE IN HPA 1032.2 1038.6 1031.2 1022.9 1016.5 1014.0 1008.0 1013.8 1023.7 1025.7 1030.6 1033.2 1038.6 DAY 11 14 12 15 12 23 11 22 27 13 23 17 MIN. QFF PRESSURE IN HPA 1013.4 1011.5 1005.9 1001.6 997.5 998.3 995.1 1000.4 1003.1 1013.1 1013.9 1009.5 995.1 DAY 25 4 7 10 22 12 7 6 3 4 5 1 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.9 906.2 904.4 903.0 900.6 900.4 898.1 900.5 904.6 907.5 908.6 904.0 903.7 MAX. QFE PRESSURE IN HPA 913.6 914.7 911.5 909.8 906.2 906.6 902.4 904.7 910.0 911.8 912.7 912.4 914.7 DAY 11 15 12 15 4 23 11 22 30 13 27 17 MIN. QFE PRESSURE IN HPA 897.6 897.1 893.1 893.6 891.7 893.6 891.3 894.9 897.2 902.9 903.0 896.3 891.3 DAY 3 4 7 4 22 11 7 11 21 4 5 1 MEAN QNH PRESSURE IN HPA 1020.7 1021.1 1019.1 1017.6 1014.9 1014.7 1012.2 1014.8 1019.4 1022.5 1023.8 1018.7 1018.3 MAX. QNH PRESSURE IN HPA 1029.2 1030.4 1026.9 1025.0 1021.1 1021.5 1016.9 1019.4 1025.3 1027.3 1028.2 1027.9 1030.4 DAY 11 15 12 15 4 23 11 22 30 13 27 17 MIN. QNH PRESSURE IN HPA 1011.6 1011.1 1006.6 1007.2 1005.1 1007.2 1004.7 1008.6 1011.2 1017.4 1017.6 1010.2 1004.7 DAY 3 4 7 4 22 11 7 11 21 4 5 1 MEAN QFF PRESSURE IN HPA 1024.0 1024.1 1019.8 1014.6 1010.6 1007.9 1004.3 1007.8 1014.0 1019.8 1024.1 1020.5 1016.0 MAX. QFF PRESSURE IN HPA 1033.5 1037.9 1030.8 1024.9 1018.6 1016.3 1009.3 1014.5 1023.8 1026.6 1030.1 1033.3 1037.9 DAY 11 14 12 15 4 23 11 22 28 13 27 17 MIN. QFF PRESSURE IN HPA 1014.3 1011.2 1006.7 1002.7 999.3 999.1 995.3 1001.7 1003.4 1013.2 1015.0 1009.4 995.3 DAY 25 4 7 4 22 12 7 11 21 4 5 1 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.4 905.8 904.1 902.7 900.2 900.1 897.7 900.0 904.3 907.1 908.3 903.7 903.3 MAX. QFE PRESSURE IN HPA 913.0 914.4 910.6 908.9 905.1 906.0 901.9 904.4 909.2 911.2 912.2 911.4 914.4 DAY 11 14 12 15 4 23 11 21 29 13 22 17 MIN. QFE PRESSURE IN HPA 897.0 896.5 893.3 892.4 891.2 893.6 890.7 894.8 897.5 902.9 902.9 894.3 890.7 DAY 25 4 6 4 22 11 7 11 21 4 4 25 MEAN QNH PRESSURE IN HPA 1020.2 1020.7 1018.7 1017.2 1014.5 1014.3 1011.8 1014.2 1019.0 1022.1 1023.4 1018.3 1017.9 MAX. QNH PRESSURE IN HPA 1028.6 1030.1 1025.9 1024.1 1019.9 1020.9 1016.3 1019.1 1024.4 1026.6 1027.7 1026.8 1030.1 DAY 11 14 12 15 4 23 11 21 29 13 22 17 MIN. QNH PRESSURE IN HPA 1010.9 1010.4 1006.9 1005.9 1004.6 1007.2 1004.0 1008.5 1011.5 1017.4 1017.4 1008.0 1004.0 DAY 25 4 6 4 22 11 7 11 21 4 4 25 MEAN QFF PRESSURE IN HPA 1023.1 1023.3 1019.2 1013.9 1010.0 1007.4 1003.7 1007.0 1013.3 1018.9 1023.3 1019.6 1015.2 MAX. QFF PRESSURE IN HPA 1032.6 1037.6 1029.4 1023.7 1017.3 1015.6 1008.3 1013.5 1022.7 1025.4 1029.4 1032.4 1037.6 DAY 11 14 12 14 4 23 11 21 27 13 27 17 MIN. QFF PRESSURE IN HPA 1012.0 1010.6 1006.3 1000.6 998.5 999.1 994.8 1000.7 1003.9 1013.0 1014.9 1009.0 994.8 DAY 25 4 6 4 22 12 7 11 21 4 5 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.4 3.9 4.5 12.7 15.5 23.9 27.1 23.5 19.5 13.5 10.1 4.5 13.3 MINIMUN AIR TEMPERATURE (C) -3.4 -0.5 0.1 8.4 11.0 17.4 18.9 16.7 11.7 5.9 3.8 1.2 7.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 3 1 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 10 2 4 0 0 0 0 0 0 0 2 0 18 DAYS WITH FREEZING MIN.<= 0 24 20 13 0 0 0 0 0 0 2 9 11 79 TEMPERATURE RECORDS LOWEST(C) -15.0 -8.6 -13.0 3.2 0.4 13.5 15.6 11.6 7.0 -1.6 -5.6 -2.8 -15.0 DAY 29 17 12 12 4 2 17 15 30 18 21 30 MAXIMUM AIR TEMPERATURE (C) 5.5 9.7 9.4 19.0 21.5 30.6 34.1 30.4 27.3 22.1 18.1 8.9 19.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 1 15 31 17 2 0 0 0 66 DAYS WITH MAXIMUM TEMP. <= 0 7 0 1 0 0 0 0 0 0 0 0 0 8 TEMPERATURE RECORDS HIGHEST(C) 13.6 20.4 20.4 28.6 30.0 38.2 37.6 36.0 34.4 29.6 27.6 19.0 38.2 DAY 20 24 31 14 31 19 5 25 25 11 8 16 DIF. BETWEEN (MAX.-MIN.) (C) 8.9 10.2 9.3 10.6 10.5 13.2 15.2 13.7 15.6 16.2 14.3 7.7 12.1 MEAN DAILY TEMP. (MDT) (C) 1.1 4.6 4.8 13.7 16.2 24.0 26.5 23.5 19.5 14.0 11.0 5.0 13.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.8 3.2 96.8 171.3 83.7 5.2 0.0 0.0 0.0 361.1 HEATING DEG. DAYS(BASE 18 0C) 525.4 388.6 410.0 129.6 71.3 0.0 0.0 0.8 8.7 125.7 211.0 401.8 2272.9 DEWPOINT (MEAN C) -3.3 -1.4 -0.7 6.4 8.3 12.4 14.2 12.0 7.2 3.6 3.7 1.6 5.3 MIXING RATIO (G/KG) 3.47 3.97 4.20 6.89 7.98 10.25 11.61 10.05 7.25 5.66 5.74 4.85 6.83 VAPOUR PRESSURE (HPA) 5.02 5.71 6.05 9.88 11.42 14.57 16.46 14.33 10.42 8.16 8.29 7.00 9.78 SATURATION DEF. (HPA) 1.71 2.90 2.86 5.58 7.17 16.46 20.70 15.86 13.35 8.57 5.11 1.64 8.49 RELATIVE HUMIDITY (MEAN %) 78 71 72 69 65 53 47 50 48 55 67 83 63 RELATIVE HUMIDITY (MAX. %) 91 90 89 88 83 73 61 68 70 77 85 94 81 RELATIVE HUMIDITY (MIN. %) 60 48 53 48 49 34 36 34 28 34 47 67 45 RELATIVE HUMIDITY (MEAN% 03UTC) 87 83 83 82 77 67 54 62 66 73 80 90 75 RELATIVE HUMIDITY (MEAN% 09UTC) 67 57 62 57 55 37 37 40 35 38 51 70 51 RELATIVE HUMIDITY (MEAN% 15UTC) 77 68 66 61 59 45 42 42 41 48 64 82 58 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 76.5 26.0 60.1 61.3 52.2 46.1 0.0 0.5 0.0 0.4 6.4 60.7 390.2 DAYS WITH PRECIPITATION >=10 3 1 2 2 1 1 0 0 0 0 0 2 12 DAYS WITH PRECIPITATION >= 5 8 1 3 4 4 4 0 0 0 0 0 6 30 DAYS WITH PRECIPITATION >= 1 11 6 9 8 9 6 0 0 0 0 2 7 58 DAYS WITH PRECIPITATION 13 13 16 16 15 8 0 1 0 1 5 15 103 GREATEST DAILY PRECIPITATION 13.5 12.2 28.0 17.9 18.0 22.0 0.0 0.5 0.0 0.4 3.0 18.0 28.0 DAY 22 15 10 19 13 6 ** 12 ** 8 26 23 DAY WITH THUNDER STORM 0 0 2 6 5 8 0 0 0 0 0 1 22 DAYS WITH SNOW OR SLEET 10 8 7 0 0 0 0 0 0 0 3 7 35 DAYS WITH DUST 1 1 1 3 1 2 3 6 2 3 5 0 28 WIND DIRECTION (PREVAILING) 135 135 135 135 90 90 45 45 90 135 135 90 90 PREVAILING WIND SPEED(KNOTS) 6.4 6.2 5.9 7.5 6.8 7.1 10.4 9.3 7.9 7.1 6.3 6.2 7.1 PREVAILING WIND PERCENT 9.7 8.6 10.9 12.9 12.1 13.3 25.4 17.7 15.8 8.1 5.4 3.6 8.8 CALMS PERCENT OF WIND 75.4 65.9 65.7 58.8 60.9 58.3 57.7 52.8 61.7 79.4 81.3 86.3 67.0 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 138 347 149 93 92 56 51 62 80 114 126 33 75 VECTOR WIND MAGNITUDE(KNOTS) 0.7 0.2 0.5 1.1 1.0 1.4 3.2 2.4 2.1 1.0 0.2 0.1 1.0 WIND STEADINESES (MEAN %) 43.8 8.3 20.8 34.4 35.7 45.2 84.2 63.2 72.4 76.9 14.3 11.1 40.0 WIND SPEED (MEAN KNOTS) 1.6 2.4 2.4 3.2 2.8 3.1 3.8 3.8 2.9 1.3 1.4 0.9 2.5 FASTEST WIND DIRECTION 190 300 320 270 320 300 30 300 110 110 300 310 270 FASTEST WIND SPEED (KNOTS) 17 17 19 33 23 33 21 21 19 17 19 17 33 DAY 1 11 25 27 19 3 7 30 26 27 26 28 DAYS WITH SKY CLEAR (0-2)/8 4 9 5 2 5 12 31 22 27 24 15 6 162 DAYS WITH P.CLOUDY (3-6)/8 16 11 11 12 13 16 0 9 3 6 10 11 118 DAYS WITH CLOUDY (7-8)/8 11 9 15 16 13 2 0 0 0 1 5 14 86 DAYS WITH VISIBILITY =< 2 KM 15 5 5 2 2 0 0 0 0 1 5 21 56 DURATION OF SUNSHINE HOURS 98.5 141.4 145.6 150.5 210.6 307.4 387.7 328.2 305.2 257.5 191.1 90.9 2614.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.6 901.2 903.6 901.5 903.4 899.1 899.0 902.0 904.6 906.2 906.7 905.4 903.1 MAX. QFE PRESSURE IN HPA 917.5 910.6 912.5 908.0 912.1 906.2 903.9 910.3 912.0 913.5 918.2 913.7 918.2 DAY-HOUR 10- 6 16-18 12-18 30-18 2-18 6-18 13- 6 31- 6 30- 6 29-21 4- 6 3- 3 MIN. QFE PRESSURE IN HPA 892.7 891.6 890.4 892.7 895.0 890.9 894.2 896.0 898.1 899.3 893.2 897.8 890.4 DAY-HOUR 3- 3 11-12 31- 6 15-12 10-15 19-12 24-12 1-12 17-15 24-12 26-12 28- 9 MEAN QNH PRESSURE IN HPA 1019.3 1015.5 1018.2 1015.9 1018.0 1013.3 1013.2 1016.5 1019.3 1021.1 1021.6 1020.2 1017.7 MAX. QNH PRESSURE IN HPA 1033.5 1025.9 1028.0 1023.1 1027.6 1021.1 1018.5 1025.6 1027.5 1029.1 1034.3 1029.3 1034.3 DAY-HOUR 10- 6 16-18 12-18 30-18 2-18 6-18 13- 6 31- 6 30- 6 29-21 4- 6 3- 3 MIN. QNH PRESSURE IN HPA 1006.2 1005.0 1003.7 1006.2 1008.7 1004.2 1007.9 1009.8 1012.2 1013.5 1006.8 1011.8 1003.7 DAY-HOUR 3- 3 11-12 31- 6 15-12 10-15 19-12 24-12 1-12 17-15 24-12 26-12 28- 9 MEAN QFF PRESSURE IN HPA 1022.9 1017.5 1020.0 1013.9 1014.9 1006.6 1005.1 1009.9 1014.6 1018.9 1020.9 1022.0 1015.6 MAX. QFF PRESSURE IN HPA 1040.2 1031.1 1035.2 1023.1 1029.0 1016.8 1012.3 1022.1 1025.9 1029.9 1035.3 1032.1 1040.2 DAY-HOUR 10- 6 16-18 12-15 30-18 2-18 6-18 14- 6 31-18 30- 6 16- 6 4-18 3- 3 MIN. QFF PRESSURE IN HPA 1007.2 1002.0 1000.1 1001.0 1003.1 995.6 999.2 1002.2 1005.7 1009.2 1004.7 1013.3 995.6 DAY-HOUR 3- 3 25-12 31- 6 15-12 10-15 19-12 24-12 1-12 25-18 24-12 26- 9 28- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.2 900.7 903.4 901.2 903.3 899.1 898.8 901.8 904.5 906.1 906.7 905.3 902.9 MAX. QFE PRESSURE IN HPA 915.4 907.6 911.0 905.0 910.3 905.8 902.6 907.4 910.2 913.0 916.8 913.0 916.8 DAY 10 17 13 4 3 7 14 31 30 30 4 3 MIN. QFE PRESSURE IN HPA 894.0 893.7 891.5 895.9 896.8 893.2 895.4 897.0 898.3 900.7 896.8 898.6 891.5 DAY 3 25 31 1 10 20 19 2 18 25 26 28 MEAN QNH PRESSURE IN HPA 1018.8 1015.0 1018.0 1015.5 1017.9 1013.2 1013.0 1016.2 1019.2 1021.0 1021.7 1020.1 1017.5 MAX. QNH PRESSURE IN HPA 1031.2 1022.6 1026.4 1019.8 1025.6 1020.6 1017.1 1022.4 1025.5 1028.6 1032.8 1028.6 1032.8 DAY 10 17 13 4 3 7 14 31 30 30 4 3 MIN. QNH PRESSURE IN HPA 1007.6 1007.3 1004.9 1009.7 1010.7 1006.8 1009.2 1010.9 1012.4 1015.0 1010.7 1012.7 1004.9 DAY 3 25 31 1 10 20 19 2 18 25 26 28 MEAN QFF PRESSURE IN HPA 1022.2 1016.6 1019.7 1013.3 1014.9 1006.5 1005.1 1009.6 1014.3 1018.5 1020.6 1021.5 1015.2 MAX. QFF PRESSURE IN HPA 1037.5 1027.8 1032.8 1020.6 1026.9 1015.8 1010.5 1017.6 1023.1 1028.0 1033.2 1030.2 1037.5 DAY 10 17 12 4 3 7 15 31 30 16 5 3 MIN. QFF PRESSURE IN HPA 1007.8 1003.3 1002.1 1005.7 1006.0 997.8 1001.3 1003.3 1006.3 1010.8 1007.3 1014.2 997.8 DAY 3 25 31 15 10 20 24 2 18 14 26 28 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.5 901.4 903.9 901.9 904.0 899.9 899.8 902.7 905.3 906.8 907.3 905.7 903.6 MAX. QFE PRESSURE IN HPA 916.3 907.6 911.8 906.0 910.8 905.8 903.7 909.1 910.8 913.0 917.2 913.7 917.2 DAY 10 16 13 4 3 7 15 31 30 30 4 3 MIN. QFE PRESSURE IN HPA 892.7 894.0 891.0 897.3 898.0 893.7 895.8 898.0 899.4 901.8 896.9 898.2 891.0 DAY 3 25 31 10 19 28 26 2 18 14 26 28 MEAN QNH PRESSURE IN HPA 1019.2 1015.8 1018.5 1016.3 1018.6 1014.1 1014.0 1017.2 1020.1 1021.7 1022.3 1020.5 1018.2 MAX. QNH PRESSURE IN HPA 1032.2 1022.6 1027.3 1020.9 1026.1 1020.6 1018.3 1024.3 1026.1 1028.6 1033.2 1029.3 1033.2 DAY 10 16 13 4 3 7 15 31 30 30 4 3 MIN. QNH PRESSURE IN HPA 1006.2 1007.6 1004.3 1011.3 1012.0 1007.3 1009.6 1012.0 1013.6 1016.2 1010.8 1012.3 1004.3 DAY 3 25 31 10 19 28 26 2 18 14 26 28 MEAN QFF PRESSURE IN HPA 1023.3 1018.2 1020.8 1014.6 1015.8 1007.6 1006.3 1011.1 1016.2 1020.6 1022.5 1022.7 1016.6 MAX. QFF PRESSURE IN HPA 1038.8 1028.2 1034.9 1021.5 1027.7 1015.7 1011.8 1020.0 1024.8 1029.6 1034.5 1032.1 1038.8 DAY 10 17 12 4 3 7 15 31 30 16 5 3 MIN. QFF PRESSURE IN HPA 1007.2 1003.7 1001.3 1006.3 1006.2 998.7 1001.7 1004.6 1008.5 1012.9 1009.7 1013.3 998.7 DAY 3 25 31 15 19 28 26 2 18 14 26 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.4 902.2 904.5 902.3 904.1 900.0 899.9 903.0 905.7 907.4 907.9 906.7 904.1 MAX. QFE PRESSURE IN HPA 917.5 909.9 912.4 906.3 910.8 905.4 903.9 910.3 912.0 913.4 918.2 913.7 918.2 DAY 10 16 12 8 3 7 13 31 30 30 4 3 MIN. QFE PRESSURE IN HPA 894.6 894.6 890.4 896.6 897.4 894.0 895.7 898.2 900.2 902.5 896.6 899.5 890.4 DAY 3 25 31 15 19 28 19 1 18 11 26 28 MEAN QNH PRESSURE IN HPA 1020.2 1016.7 1019.2 1016.8 1018.8 1014.2 1014.1 1017.6 1020.5 1022.4 1023.0 1021.7 1018.8 MAX. QNH PRESSURE IN HPA 1033.5 1025.2 1027.9 1021.2 1026.1 1020.2 1018.5 1025.6 1027.5 1029.0 1034.3 1029.3 1034.3 DAY 10 16 12 8 3 7 13 31 30 30 4 3 MIN. QNH PRESSURE IN HPA 1008.3 1008.3 1003.7 1010.5 1011.4 1007.6 1009.5 1012.3 1014.5 1017.0 1010.5 1013.7 1003.7 DAY 3 25 31 15 19 28 19 1 18 11 26 28 MEAN QFF PRESSURE IN HPA 1024.0 1018.8 1021.1 1014.8 1015.8 1007.6 1006.0 1010.9 1015.6 1020.2 1022.4 1023.6 1016.7 MAX. QFF PRESSURE IN HPA 1040.2 1029.9 1034.6 1020.7 1027.3 1015.0 1012.3 1021.9 1025.9 1029.9 1034.8 1031.8 1040.2 DAY 10 16 12 8 3 7 14 31 30 16 4 29 MIN. QFF PRESSURE IN HPA 1007.9 1005.2 1000.1 1005.1 1005.3 999.1 1001.3 1004.4 1008.1 1012.4 1008.1 1015.8 999.1 DAY 3 25 31 15 19 28 26 2 18 11 26 28 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.2 901.1 903.6 901.3 903.3 899.1 898.9 901.9 904.2 905.6 906.0 905.0 902.8 MAX. QFE PRESSURE IN HPA 915.5 910.0 912.4 905.7 910.2 904.1 902.9 909.7 910.3 911.4 917.0 911.6 917.0 DAY 10 16 12 8 2 7 13 31 30 16 4 1 MIN. QFE PRESSURE IN HPA 895.0 892.4 891.0 894.2 896.4 892.8 894.9 897.1 898.7 900.8 893.7 897.8 891.0 DAY 1 11 31 15 10 27 24 1 18 11 26 28 MEAN QNH PRESSURE IN HPA 1018.8 1015.5 1018.2 1015.7 1017.9 1013.2 1013.1 1016.3 1018.9 1020.4 1020.8 1019.7 1017.4 MAX. QNH PRESSURE IN HPA 1031.3 1025.3 1027.9 1020.5 1025.5 1018.8 1017.4 1024.9 1025.6 1026.8 1033.0 1027.0 1033.0 DAY 10 16 12 8 2 7 13 31 30 16 4 1 MIN. QNH PRESSURE IN HPA 1008.7 1005.9 1004.3 1007.9 1010.3 1006.3 1008.6 1011.1 1012.8 1015.1 1007.3 1011.8 1004.3 DAY 1 11 31 15 10 27 24 1 18 11 26 28 MEAN QFF PRESSURE IN HPA 1022.2 1017.1 1019.8 1013.5 1014.6 1006.3 1004.7 1009.4 1013.6 1017.7 1019.4 1021.1 1015.0 MAX. QFF PRESSURE IN HPA 1037.4 1029.4 1034.0 1020.0 1026.3 1013.4 1010.8 1021.1 1023.6 1027.9 1032.7 1028.0 1037.4 DAY 10 16 12 8 2 6 14 31 30 16 4 3 MIN. QFF PRESSURE IN HPA 1008.9 1003.9 1002.0 1002.0 1004.3 997.8 1000.1 1003.0 1006.0 1010.3 1004.7 1013.5 997.8 DAY 3 25 31 15 10 27 24 1 18 11 26 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.7 900.2 902.6 900.1 902.4 898.0 898.0 900.8 903.1 904.8 905.3 904.4 902.0 MAX. QFE PRESSURE IN HPA 914.3 910.0 911.8 904.2 910.0 903.5 902.4 908.9 909.7 910.6 916.5 910.5 916.5 DAY 10 16 12 8 2 7 14 31 30 16 4 1 MIN. QFE PRESSURE IN HPA 895.3 891.6 891.0 892.7 895.5 890.9 894.2 896.0 898.2 899.3 893.2 898.0 890.9 DAY 17 11 31 15 10 19 24 1 18 24 26 28 MEAN QNH PRESSURE IN HPA 1018.4 1014.4 1017.1 1014.4 1016.8 1012.1 1012.1 1015.1 1017.7 1019.6 1020.1 1019.1 1016.4 MAX. QNH PRESSURE IN HPA 1030.0 1025.3 1027.3 1018.9 1025.3 1018.1 1016.9 1024.1 1024.9 1025.9 1032.4 1025.8 1032.4 DAY 10 16 12 8 2 7 14 31 30 16 4 1 MIN. QNH PRESSURE IN HPA 1009.1 1005.0 1004.3 1006.2 1009.3 1004.2 1007.9 1009.8 1012.3 1013.5 1006.8 1012.0 1004.2 DAY 17 11 31 15 10 19 24 1 18 24 26 28 MEAN QFF PRESSURE IN HPA 1021.7 1016.0 1018.7 1012.1 1013.7 1005.4 1004.0 1008.5 1012.8 1017.0 1018.8 1020.5 1014.1 MAX. QFF PRESSURE IN HPA 1035.9 1029.8 1033.4 1018.1 1026.4 1013.2 1010.1 1020.4 1023.3 1026.7 1032.0 1028.2 1035.9 DAY 10 16 12 8 2 7 14 31 30 16 4 24 MIN. QFF PRESSURE IN HPA 1009.3 1002.0 1002.4 1001.0 1003.4 995.6 999.2 1002.2 1006.0 1009.2 1005.2 1013.7 995.6 DAY 17 25 31 15 10 19 24 1 25 24 26 28 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.8 901.1 903.2 901.0 902.8 898.3 898.3 901.2 904.0 905.8 906.5 905.3 902.7 MAX. QFE PRESSURE IN HPA 915.1 910.0 912.3 905.6 910.8 903.3 902.4 908.9 910.4 912.2 917.4 911.4 917.4 DAY 9 16 12 30 2 6 14 31 30 29 4 1 MIN. QFE PRESSURE IN HPA 897.7 893.7 891.7 896.0 895.0 891.4 894.8 896.0 898.1 900.0 898.6 900.7 891.4 DAY 17 11 31 15 10 19 10 1 17 24 25 30 MEAN QNH PRESSURE IN HPA 1019.5 1015.4 1017.8 1015.3 1017.3 1012.4 1012.3 1015.6 1018.7 1020.6 1021.4 1020.1 1017.2 MAX. QNH PRESSURE IN HPA 1030.9 1025.3 1027.8 1020.4 1026.1 1017.9 1016.9 1024.1 1025.7 1027.7 1033.4 1026.8 1033.4 DAY 9 16 12 30 2 6 14 31 30 29 4 1 MIN. QNH PRESSURE IN HPA 1011.7 1007.3 1005.1 1009.8 1008.7 1004.8 1008.5 1009.8 1012.2 1014.3 1012.7 1015.0 1004.8 DAY 17 11 31 15 10 19 10 1 17 24 25 30 MEAN QFF PRESSURE IN HPA 1023.6 1017.8 1020.0 1013.6 1014.3 1005.9 1004.5 1009.5 1014.7 1019.3 1021.6 1022.3 1015.6 MAX. QFF PRESSURE IN HPA 1036.7 1030.3 1035.2 1019.6 1027.3 1012.9 1010.3 1020.8 1024.4 1029.1 1034.7 1029.1 1036.7 DAY 9 16 12 30 2 6 14 31 30 16 4 1 MIN. QFF PRESSURE IN HPA 1013.2 1004.8 1002.9 1006.4 1003.1 996.7 1000.4 1002.6 1006.8 1011.7 1011.8 1016.4 996.7 DAY 17 25 31 15 10 19 24 1 25 13 25 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.1 901.6 904.1 902.5 904.1 899.6 899.4 902.6 905.1 906.7 907.2 905.8 903.6 MAX. QFE PRESSURE IN HPA 916.1 910.6 912.5 908.0 912.1 906.2 903.3 909.7 910.7 913.2 917.9 911.9 917.9 DAY 9 16 12 30 2 6 14 31 29 29 3 2 MIN. QFE PRESSURE IN HPA 897.4 895.4 893.1 897.3 897.8 892.8 895.8 897.8 898.8 900.7 898.5 900.5 892.8 DAY 30 25 30 22 10 19 18 1 25 24 25 30 MEAN QNH PRESSURE IN HPA 1019.9 1016.1 1018.7 1017.0 1018.8 1013.8 1013.6 1017.1 1019.9 1021.6 1022.1 1020.6 1018.3 MAX. QNH PRESSURE IN HPA 1032.0 1025.9 1028.0 1023.1 1027.6 1021.1 1017.9 1024.9 1026.0 1028.8 1034.0 1027.4 1034.0 DAY 9 16 12 30 2 6 14 31 29 29 3 2 MIN. QNH PRESSURE IN HPA 1011.4 1009.2 1006.6 1011.3 1011.8 1006.3 1009.6 1011.8 1012.9 1015.0 1012.6 1014.8 1006.3 DAY 30 25 30 22 10 19 18 1 25 24 25 30 MEAN QFF PRESSURE IN HPA 1023.7 1018.2 1020.5 1015.1 1015.6 1007.1 1005.5 1010.5 1015.1 1019.4 1021.6 1022.6 1016.2 MAX. QFF PRESSURE IN HPA 1038.1 1031.1 1033.9 1023.1 1029.0 1016.8 1011.5 1022.1 1023.9 1029.7 1035.3 1029.2 1038.1 DAY 9 16 12 30 2 6 14 31 30 16 4 24 MIN. QFF PRESSURE IN HPA 1014.6 1007.6 1004.6 1007.0 1005.9 997.5 1001.3 1003.9 1005.7 1011.4 1010.2 1017.2 997.5 DAY 17 25 30 22 10 19 26 1 25 24 25 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.8 901.2 903.7 902.2 903.4 899.2 899.0 902.3 904.8 906.4 906.9 905.4 903.3 MAX. QFE PRESSURE IN HPA 915.6 909.8 911.8 907.4 911.0 906.0 902.8 909.3 910.5 913.5 917.9 912.6 917.9 DAY 9 16 12 30 2 6 14 31 29 29 3 2 MIN. QFE PRESSURE IN HPA 896.9 895.4 892.6 897.8 897.2 893.0 895.4 897.0 898.3 900.2 898.0 899.7 892.6 DAY 2 25 30 9 9 19 18 1 17 24 25 27 MEAN QNH PRESSURE IN HPA 1019.5 1015.6 1018.4 1016.6 1018.0 1013.4 1013.2 1016.8 1019.5 1021.3 1021.8 1020.2 1017.9 MAX. QNH PRESSURE IN HPA 1031.4 1025.0 1027.3 1022.4 1026.4 1020.9 1017.3 1024.5 1025.8 1029.1 1034.0 1028.1 1034.0 DAY 9 16 12 30 2 6 14 31 29 29 3 2 MIN. QNH PRESSURE IN HPA 1010.8 1009.2 1006.1 1011.8 1011.2 1006.5 1009.2 1010.9 1012.4 1014.5 1012.0 1013.9 1006.1 DAY 2 25 30 9 9 19 18 1 17 24 25 27 MEAN QFF PRESSURE IN HPA 1022.9 1017.3 1019.9 1014.4 1014.7 1006.4 1005.0 1010.0 1014.3 1018.7 1020.6 1021.6 1015.5 MAX. QFF PRESSURE IN HPA 1037.5 1029.7 1033.1 1022.2 1027.4 1016.0 1010.5 1021.5 1023.2 1028.7 1034.4 1029.4 1037.5 DAY 9 16 12 30 2 6 13 31 29 16 4 2 MIN. QFF PRESSURE IN HPA 1011.6 1006.3 1003.4 1007.4 1006.4 997.6 1000.4 1002.9 1006.2 1010.8 1008.8 1015.6 997.6 DAY 2 24 30 14 9 19 26 1 17 24 25 27 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.9 2.8 7.2 14.6 18.4 24.4 27.1 24.8 22.0 12.5 5.8 4.0 13.7 MINIMUN AIR TEMPERATURE (C) -3.4 -0.9 2.3 8.9 12.9 17.3 19.6 16.9 13.9 5.4 1.8 -0.2 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 7 0 0 0 0 0 8 DAYS WITH MINIMUM TEMP. <=-4 14 5 1 0 0 0 0 0 0 0 0 1 21 DAYS WITH FREEZING MIN.<= 0 27 17 9 0 0 0 0 0 0 2 11 19 85 TEMPERATURE RECORDS LOWEST(C) -7.6 -9.0 -6.6 3.2 3.6 14.0 17.0 13.6 7.8 -0.4 -3.4 -5.0 -9.0 DAY 8 17 3 2 9 3 10 2 29 8 18 16 MAXIMUM AIR TEMPERATURE (C) 5.8 8.1 13.0 20.5 24.1 30.8 33.7 31.9 29.9 20.5 12.2 10.7 20.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 3 18 31 27 18 1 0 0 99 DAYS WITH MAXIMUM TEMP. <= 0 4 1 0 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS HIGHEST(C) 18.2 19.0 23.0 30.8 31.2 37.2 37.6 36.6 36.8 32.8 23.4 22.8 37.6 DAY 27 3 8 20 20 19 3 28 14 1 11 31 DIF. BETWEEN (MAX.-MIN.) (C) 9.2 9.0 10.7 11.6 11.2 13.5 14.1 15.0 16.0 15.1 10.4 10.9 12.2 MEAN DAILY TEMP. (MDT) (C) 1.2 3.6 7.6 14.7 18.5 24.0 26.6 24.4 21.9 13.0 7.0 5.2 14.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.0 12.7 98.2 174.9 105.3 50.7 1.1 0.0 0.0 444.0 HEATING DEG. DAYS(BASE 18 0C) 521.0 403.3 321.4 114.1 38.9 0.0 0.0 0.0 3.4 163.1 330.5 395.8 2291.5 DEWPOINT (MEAN C) -4.5 -0.4 -0.3 5.3 10.6 9.4 7.9 7.3 4.3 -4.0 -2.4 -0.2 2.8 MIXING RATIO (G/KG) 3.11 4.23 4.33 6.42 9.33 8.59 7.69 7.45 6.05 3.34 3.61 4.21 5.70 VAPOUR PRESSURE (HPA) 4.51 6.11 6.24 9.22 13.31 12.25 10.98 10.66 8.70 4.85 5.24 6.11 8.18 SATURATION DEF. (HPA) 2.41 1.78 4.55 8.37 8.98 19.62 26.03 21.78 19.21 10.59 4.62 2.42 10.86 RELATIVE HUMIDITY (MEAN %) 71 82 64 59 64 44 32 36 34 34 62 78 55 RELATIVE HUMIDITY (MAX. %) 91 96 86 81 88 65 50 54 51 48 78 95 74 RELATIVE HUMIDITY (MIN. %) 48 63 43 39 42 27 19 20 21 22 44 53 37 RELATIVE HUMIDITY (MEAN% 03UTC) 84 92 81 73 79 57 42 51 46 44 72 91 68 RELATIVE HUMIDITY (MEAN% 09UTC) 57 68 48 44 49 31 22 24 25 27 48 58 42 RELATIVE HUMIDITY (MEAN% 15UTC) 65 78 60 55 57 38 25 28 34 32 60 75 51 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 10.4 82.9 50.5 67.0 119.6 23.1 0.0 2.0 0.0 2.0 13.6 8.4 379.5 DAYS WITH PRECIPITATION >=10 0 3 3 2 5 1 0 0 0 0 0 0 14 DAYS WITH PRECIPITATION >= 5 0 4 3 4 6 2 0 0 0 0 1 1 21 DAYS WITH PRECIPITATION >= 1 4 7 8 6 10 5 0 1 0 1 3 1 46 DAYS WITH PRECIPITATION 9 17 14 14 15 5 0 2 0 1 11 5 93 GREATEST DAILY PRECIPITATION 3.0 36.0 17.0 23.4 30.6 12.0 0.0 2.0 0.0 2.0 6.5 7.0 36.0 DAY 9 5 2 13 8 4 ** 17 ** 29 29 6 DAY WITH THUNDER STORM 0 0 1 4 7 4 0 0 2 0 1 0 19 DAYS WITH SNOW OR SLEET 7 8 5 0 0 0 0 0 0 0 6 3 29 DAYS WITH DUST 0 0 0 1 3 3 0 1 5 1 3 1 18 WIND DIRECTION (PREVAILING) 135 135 315 90 90 90 45 45 135 180 135 135 135 PREVAILING WIND SPEED(KNOTS) 5.4 6.4 12.8 7.9 6.2 8.8 12.3 10.2 7.7 5.5 6.7 5.3 6.9 PREVAILING WIND PERCENT 5.6 9.8 12.9 12.9 16.5 18.3 26.2 16.5 17.5 21.8 31.3 16.9 12.6 CALMS PERCENT OF WIND 75.8 70.1 52.8 61.3 38.3 44.2 32.7 56.5 35.0 13.7 10.4 23.8 42.7 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 244 121 318 103 103 59 33 58 121 150 132 140 89 VECTOR WIND MAGNITUDE(KNOTS) 0.1 0.7 0.8 1.5 1.4 2.8 4.5 2.2 2.3 2.7 2.0 0.8 1.2 WIND STEADINESES (MEAN %) 6.7 33.3 18.2 53.6 34.1 57.1 67.2 61.1 51.1 54.0 37.0 22.2 29.3 WIND SPEED (MEAN KNOTS) 1.5 2.1 4.4 2.8 4.1 4.9 6.7 3.6 4.5 5.0 5.4 3.6 4.1 FASTEST WIND DIRECTION 300 270 300 100 300 330 30 50 330 150 320 330 320 FASTEST WIND SPEED (KNOTS) 17 21 31 16 31 29 23 21 19 17 35 19 35 DAY 31 6 22 2 7 21 17 3 8 2 14 12 DAYS WITH SKY CLEAR (0-2)/8 13 6 9 2 4 21 28 27 29 20 4 8 171 DAYS WITH P.CLOUDY (3-6)/8 8 5 7 17 19 9 3 4 1 8 16 12 109 DAYS WITH CLOUDY (7-8)/8 10 17 15 11 8 0 0 0 0 3 10 11 85 DAYS WITH VISIBILITY =< 2 KM 10 15 5 2 1 0 0 0 0 0 5 19 57 DURATION OF SUNSHINE HOURS 151.6 111.5 169.4 153.3 185.8 346.8 383.6 365.1 231.0 228.7 148.5 133.3 2608.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.8 905.6 903.9 902.3 902.3 899.9 899.4 901.6 903.2 910.1 907.4 908.0 904.1 MAX. QFE PRESSURE IN HPA 917.7 915.2 914.2 912.0 912.5 909.2 904.8 906.0 912.8 916.5 916.2 914.7 917.7 DAY-HOUR 6- 6 9-18 17- 6 1- 6 9- 6 22-18 28- 3 18- 6 23- 6 17- 6 25-18 6-18 MIN. QFE PRESSURE IN HPA 894.0 896.2 890.7 893.5 895.9 893.8 895.7 896.0 896.4 898.8 892.4 899.4 890.7 DAY-HOUR 9-12 3-12 22- 0 21- 0 14-12 19-12 24-12 12-12 14-12 1-15 14- 9 5-12 MEAN QNH PRESSURE IN HPA 1020.6 1020.4 1018.6 1016.8 1016.8 1014.2 1013.6 1016.0 1017.8 1025.3 1022.4 1023.0 1018.8 MAX. QNH PRESSURE IN HPA 1033.8 1031.0 1029.9 1027.5 1028.0 1024.4 1019.5 1020.9 1028.4 1032.4 1032.1 1030.4 1033.8 DAY-HOUR 6- 6 9-18 17- 6 1- 6 9- 6 22-18 28- 3 18- 6 23- 6 17- 6 25-18 6-18 MIN. QNH PRESSURE IN HPA 1007.6 1010.1 1004.0 1007.1 1009.7 1007.4 1009.5 1009.8 1010.3 1012.9 1005.9 1013.6 1004.0 DAY-HOUR 9-12 3-12 22- 0 21- 0 14-12 19-12 24-12 12-12 14-12 1-15 14- 9 5-12 MEAN QFF PRESSURE IN HPA 1024.2 1022.8 1019.3 1014.1 1012.3 1007.4 1005.8 1009.1 1012.1 1023.9 1023.7 1025.1 1016.7 MAX. QFF PRESSURE IN HPA 1038.3 1033.5 1033.0 1026.8 1029.5 1019.6 1012.5 1014.6 1024.8 1032.9 1036.6 1034.3 1038.3 DAY-HOUR 6- 6 9-18 17- 6 24-18 9-18 23- 3 29- 6 25- 3 23- 6 8- 6 25-18 6-18 MIN. QFF PRESSURE IN HPA 1011.2 1008.5 1002.8 1001.0 1003.2 998.8 1001.6 1002.5 1003.0 1007.0 1004.9 1014.9 998.8 DAY-HOUR 9-12 3-12 22- 0 21- 0 23-12 19-12 3-21 12-12 14-12 1-12 14- 9 5-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.7 905.1 903.3 902.0 902.0 899.7 899.2 901.4 903.1 909.8 907.1 907.8 903.9 MAX. QFE PRESSURE IN HPA 915.6 913.5 912.0 911.3 910.3 908.2 903.4 904.8 911.3 915.4 914.5 913.2 915.6 DAY 7 10 17 1 10 23 28 29 23 17 26 7 MIN. QFE PRESSURE IN HPA 894.8 899.0 890.7 893.5 897.4 895.7 896.4 896.8 897.7 900.6 897.8 900.3 890.7 DAY 9 5 22 21 7 19 25 13 14 2 11 5 MEAN QNH PRESSURE IN HPA 1020.5 1019.9 1017.9 1016.5 1016.4 1013.9 1013.4 1015.8 1017.7 1025.1 1022.1 1022.9 1018.5 MAX. QNH PRESSURE IN HPA 1031.4 1029.1 1027.5 1026.7 1025.6 1023.3 1018.0 1019.5 1026.7 1031.2 1030.2 1028.8 1031.4 DAY 7 10 17 1 10 23 28 29 23 17 26 7 MIN. QNH PRESSURE IN HPA 1008.5 1013.1 1004.0 1007.1 1011.4 1009.5 1010.3 1010.7 1011.7 1014.9 1011.8 1014.6 1004.0 DAY 9 5 22 21 7 19 25 13 14 2 11 5 MEAN QFF PRESSURE IN HPA 1023.9 1022.1 1018.4 1013.7 1012.0 1007.3 1005.6 1008.9 1012.0 1023.4 1022.9 1024.5 1016.2 MAX. QFF PRESSURE IN HPA 1036.8 1031.7 1030.8 1025.3 1026.4 1018.8 1010.3 1012.6 1022.4 1031.2 1034.4 1032.5 1036.8 DAY 7 10 17 1 10 23 29 25 23 8 26 7 MIN. QFF PRESSURE IN HPA 1013.0 1012.5 1002.8 1001.0 1005.5 1000.9 1002.3 1003.8 1005.1 1008.7 1008.0 1017.7 1000.9 DAY 29 22 22 21 7 19 4 13 4 2 11 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.0 905.7 904.0 902.8 902.9 900.6 900.2 902.3 903.9 910.5 907.7 908.3 904.6 MAX. QFE PRESSURE IN HPA 916.2 913.1 912.8 911.5 911.3 908.6 904.8 905.5 912.2 915.7 915.4 913.2 916.2 DAY 6 10 17 1 9 23 28 29 23 17 26 7 MIN. QFE PRESSURE IN HPA 895.0 899.8 891.0 894.7 897.7 896.4 898.0 897.8 898.5 902.0 897.6 900.3 891.0 DAY 9 15 22 21 7 4 1 13 14 2 14 5 MEAN QNH PRESSURE IN HPA 1020.9 1020.5 1018.7 1017.3 1017.4 1015.0 1014.4 1016.8 1018.5 1025.8 1022.8 1023.4 1019.3 MAX. QNH PRESSURE IN HPA 1032.1 1028.7 1028.4 1026.9 1026.7 1023.7 1019.5 1020.3 1027.7 1031.6 1031.2 1028.8 1032.1 DAY 6 10 17 1 9 23 28 29 23 17 26 7 MIN. QNH PRESSURE IN HPA 1008.7 1014.0 1004.3 1008.4 1011.7 1010.3 1012.0 1011.8 1012.6 1016.5 1011.6 1014.6 1004.3 DAY 9 15 22 21 7 4 1 13 14 2 14 5 MEAN QFF PRESSURE IN HPA 1024.9 1023.5 1020.0 1015.1 1013.3 1008.4 1006.8 1010.4 1013.6 1025.2 1024.6 1026.1 1017.7 MAX. QFF PRESSURE IN HPA 1036.9 1033.0 1031.8 1026.7 1027.5 1019.6 1011.9 1014.6 1024.4 1032.6 1035.9 1032.5 1036.9 DAY 7 17 17 1 10 23 28 25 23 8 26 7 MIN. QFF PRESSURE IN HPA 1014.3 1014.6 1003.3 1002.7 1006.4 1002.0 1003.6 1005.2 1007.1 1011.4 1012.1 1018.4 1002.0 DAY 9 3 22 21 7 19 4 13 4 2 11 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.1 906.7 904.9 903.4 903.1 900.9 900.3 902.7 904.4 911.3 908.5 909.2 905.2 MAX. QFE PRESSURE IN HPA 917.7 914.3 914.2 912.0 912.5 909.1 904.6 906.0 912.8 916.5 915.4 914.3 917.7 DAY 6 9 17 1 9 23 28 18 23 17 26 27 MIN. QFE PRESSURE IN HPA 896.2 899.7 891.8 896.4 898.3 896.8 898.0 898.4 898.8 902.6 896.6 900.7 891.8 DAY 9 3 22 12 7 19 12 13 14 1 14 5 MEAN QNH PRESSURE IN HPA 1022.0 1021.6 1019.6 1018.0 1017.7 1015.2 1014.6 1017.2 1019.1 1026.7 1023.6 1024.4 1020.0 MAX. QNH PRESSURE IN HPA 1033.8 1030.0 1029.9 1027.5 1028.0 1024.3 1019.3 1020.9 1028.4 1032.4 1031.2 1030.0 1033.8 DAY 6 9 17 1 9 23 28 18 23 17 26 27 MIN. QNH PRESSURE IN HPA 1010.1 1013.9 1005.2 1010.3 1012.4 1010.7 1012.0 1012.5 1012.9 1017.1 1010.5 1015.0 1005.2 DAY 9 3 22 12 7 19 12 13 14 1 14 5 MEAN QFF PRESSURE IN HPA 1025.7 1024.1 1020.3 1015.3 1013.2 1008.5 1006.8 1010.3 1013.3 1025.0 1024.9 1026.8 1017.8 MAX. QFF PRESSURE IN HPA 1038.3 1032.8 1033.0 1026.2 1028.8 1019.4 1012.5 1014.2 1024.8 1032.9 1035.9 1032.2 1038.3 DAY 6 9 17 1 9 23 29 18 23 8 26 9 MIN. QFF PRESSURE IN HPA 1014.8 1014.0 1003.9 1005.3 1006.7 1002.2 1003.4 1005.3 1005.6 1011.6 1011.3 1017.4 1002.2 DAY 9 3 22 12 7 19 4 13 14 1 14 5 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.3 905.5 903.9 902.3 902.3 899.9 899.2 901.4 902.9 909.7 906.8 907.6 903.9 MAX. QFE PRESSURE IN HPA 916.7 913.3 913.4 910.0 911.8 907.7 903.0 904.7 911.3 914.8 914.0 912.0 916.7 DAY 6 9 17 1 9 23 28 18 23 17 21 20 MIN. QFE PRESSURE IN HPA 894.3 897.1 891.8 896.1 896.6 895.7 896.8 897.1 897.4 900.3 892.4 899.7 891.8 DAY 9 3 22 14 7 19 1 12 14 1 14 5 MEAN QNH PRESSURE IN HPA 1020.1 1020.3 1018.5 1016.8 1016.8 1014.1 1013.4 1015.8 1017.4 1024.9 1021.7 1022.6 1018.5 MAX. QNH PRESSURE IN HPA 1032.7 1028.9 1029.0 1025.3 1027.3 1022.7 1017.6 1019.4 1026.7 1030.6 1029.7 1027.5 1032.7 DAY 6 9 17 1 9 23 28 18 23 17 21 20 MIN. QNH PRESSURE IN HPA 1008.0 1011.1 1005.2 1010.0 1010.5 1009.5 1010.7 1011.1 1011.4 1014.6 1005.9 1013.9 1005.2 DAY 9 3 22 14 7 19 1 12 14 1 14 5 MEAN QFF PRESSURE IN HPA 1023.3 1022.3 1018.8 1013.8 1012.2 1007.2 1005.5 1008.7 1011.3 1022.9 1022.5 1024.3 1016.1 MAX. QFF PRESSURE IN HPA 1037.1 1031.5 1032.2 1025.1 1027.7 1017.4 1010.3 1012.8 1023.0 1030.0 1033.2 1030.4 1037.1 DAY 6 9 17 24 9 23 29 18 23 8 26 9 MIN. QFF PRESSURE IN HPA 1011.8 1009.8 1003.7 1005.5 1004.6 1000.9 1002.5 1003.9 1003.9 1008.6 1004.9 1015.2 1000.9 DAY 9 3 22 12 7 19 4 12 14 1 14 5 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.7 904.5 902.9 901.1 901.3 898.8 898.4 900.4 901.8 908.8 906.3 907.0 903.0 MAX. QFE PRESSURE IN HPA 916.4 913.0 912.0 908.6 911.5 906.5 902.2 903.3 909.6 913.9 913.3 913.0 916.4 DAY 6 9 17 1 9 22 28 18 23 17 26 20 MIN. QFE PRESSURE IN HPA 894.0 896.2 892.1 895.5 895.9 893.8 895.7 896.0 896.4 898.9 893.1 899.4 892.1 DAY 9 3 22 8 14 19 24 12 14 1 14 5 MEAN QNH PRESSURE IN HPA 1019.4 1019.3 1017.5 1015.5 1015.7 1012.9 1012.5 1014.7 1016.2 1023.9 1021.2 1022.0 1017.6 MAX. QNH PRESSURE IN HPA 1032.3 1028.6 1027.5 1023.7 1026.9 1021.4 1016.7 1017.9 1024.8 1029.6 1028.9 1028.6 1032.3 DAY 6 9 17 1 9 22 28 18 23 17 26 20 MIN. QNH PRESSURE IN HPA 1007.6 1010.1 1005.5 1009.3 1009.7 1007.4 1009.5 1009.8 1010.3 1013.0 1006.6 1013.6 1005.5 DAY 9 3 22 8 14 19 24 12 14 1 14 5 MEAN QFF PRESSURE IN HPA 1022.9 1021.3 1018.0 1012.7 1011.2 1006.3 1004.9 1007.8 1010.4 1022.2 1022.1 1023.6 1015.3 MAX. QFF PRESSURE IN HPA 1037.0 1031.5 1030.4 1024.4 1027.9 1016.4 1009.1 1011.6 1021.0 1029.8 1033.0 1031.2 1037.0 DAY 6 9 17 24 9 22 28 25 23 8 26 20 MIN. QFF PRESSURE IN HPA 1011.2 1008.5 1004.6 1004.3 1003.2 998.8 1001.6 1002.5 1003.0 1007.0 1007.5 1014.9 998.8 DAY 9 3 22 20 23 19 1 12 14 1 14 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.7 905.5 903.8 901.7 901.7 899.2 898.7 900.7 902.5 909.7 907.5 907.7 903.7 MAX. QFE PRESSURE IN HPA 916.9 914.0 912.0 908.8 912.0 908.1 903.0 903.5 910.8 915.0 915.1 914.0 916.9 DAY 6 9 17 1 9 22 28 18 23 16 25 6 MIN. QFE PRESSURE IN HPA 894.7 896.9 894.8 895.4 896.0 894.5 895.7 896.3 896.8 898.8 896.9 901.8 894.5 DAY 8 21 21 20 23 19 24 12 14 1 10 5 MEAN QNH PRESSURE IN HPA 1020.5 1020.3 1018.4 1016.1 1016.1 1013.4 1012.8 1015.1 1017.0 1024.9 1022.5 1022.8 1018.3 MAX. QNH PRESSURE IN HPA 1032.9 1029.7 1027.5 1023.9 1027.5 1023.2 1017.6 1018.1 1026.1 1030.8 1030.9 1029.7 1032.9 DAY 6 9 17 1 9 22 28 18 23 16 25 6 MIN. QNH PRESSURE IN HPA 1008.4 1010.8 1008.5 1009.2 1009.8 1008.2 1009.5 1010.2 1010.7 1012.9 1010.8 1016.2 1008.2 DAY 8 21 21 20 23 19 24 12 14 1 10 5 MEAN QFF PRESSURE IN HPA 1024.4 1023.2 1019.7 1013.8 1011.9 1006.8 1005.3 1008.7 1012.1 1024.4 1024.4 1025.5 1016.7 MAX. QFF PRESSURE IN HPA 1037.7 1033.4 1031.0 1024.8 1029.0 1018.4 1010.4 1012.6 1023.3 1030.9 1035.5 1033.2 1037.7 DAY 6 9 14 24 9 22 28 25 23 7 25 6 MIN. QFF PRESSURE IN HPA 1012.3 1011.8 1005.9 1003.9 1003.2 999.7 1001.7 1003.2 1004.6 1008.5 1009.4 1019.1 999.7 DAY 9 21 9 20 23 19 24 12 14 1 10 5 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.2 906.1 904.7 902.7 902.9 900.4 899.8 902.1 903.7 910.6 908.0 908.4 904.6 MAX. QFE PRESSURE IN HPA 917.0 915.2 913.3 910.5 912.5 909.2 904.0 905.0 910.8 915.9 916.2 914.7 917.0 DAY 6 9 17 24 9 22 27 28 23 16 25 6 MIN. QFE PRESSURE IN HPA 894.6 897.6 893.7 895.3 897.9 896.6 896.7 897.4 898.2 899.5 897.1 900.9 893.7 DAY 8 21 21 20 23 18 24 12 13 1 10 4 MEAN QNH PRESSURE IN HPA 1021.1 1021.0 1019.5 1017.3 1017.4 1014.7 1014.1 1016.6 1018.3 1026.0 1023.1 1023.5 1019.4 MAX. QNH PRESSURE IN HPA 1033.0 1031.0 1028.9 1025.8 1028.0 1024.4 1018.7 1019.8 1026.1 1031.8 1032.1 1030.4 1033.0 DAY 6 9 17 24 9 22 27 28 23 16 25 6 MIN. QNH PRESSURE IN HPA 1008.3 1011.6 1007.3 1009.1 1011.9 1010.5 1010.6 1011.4 1012.3 1013.7 1011.1 1015.2 1007.3 DAY 8 21 21 20 23 18 24 12 13 1 10 4 MEAN QFF PRESSURE IN HPA 1024.7 1023.4 1020.1 1014.5 1013.0 1007.9 1006.3 1009.7 1012.5 1024.3 1024.5 1025.8 1017.2 MAX. QFF PRESSURE IN HPA 1038.1 1033.5 1031.7 1026.8 1029.5 1019.3 1011.4 1013.7 1023.0 1031.4 1036.6 1034.3 1038.1 DAY 6 9 17 24 9 22 28 25 23 7 25 6 MIN. QFF PRESSURE IN HPA 1012.7 1011.7 1006.5 1003.1 1005.2 1001.8 1002.5 1004.3 1005.3 1007.8 1008.5 1018.9 1001.8 DAY 9 21 9 20 23 18 3 12 13 1 10 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.8 905.6 904.2 902.3 902.3 899.9 899.5 901.6 903.4 910.2 907.6 908.0 904.2 MAX. QFE PRESSURE IN HPA 916.4 915.0 912.7 909.7 911.3 909.2 903.4 905.3 910.2 915.7 915.8 913.8 916.4 DAY 6 9 17 24 9 22 27 28 22 16 25 6 MIN. QFE PRESSURE IN HPA 894.3 898.0 892.0 894.8 897.9 896.2 896.4 897.0 897.9 899.7 897.1 899.5 892.0 DAY 8 21 21 20 23 18 24 12 13 1 10 4 MEAN QNH PRESSURE IN HPA 1020.6 1020.4 1018.9 1016.8 1016.8 1014.2 1013.7 1016.1 1017.9 1025.5 1022.6 1023.0 1018.9 MAX. QNH PRESSURE IN HPA 1032.3 1030.8 1028.2 1024.9 1026.7 1024.4 1018.0 1020.1 1025.5 1031.6 1031.7 1029.5 1032.3 DAY 6 9 17 24 9 22 27 28 22 16 25 6 MIN. QNH PRESSURE IN HPA 1008.0 1012.0 1005.4 1008.5 1011.9 1010.1 1010.3 1010.9 1011.9 1013.9 1011.1 1013.7 1005.4 DAY 8 21 21 20 23 18 24 12 13 1 10 4 MEAN QFF PRESSURE IN HPA 1023.8 1022.4 1019.1 1013.7 1012.2 1007.3 1005.7 1008.9 1012.0 1023.6 1023.5 1024.6 1016.4 MAX. QFF PRESSURE IN HPA 1037.5 1032.8 1031.3 1025.4 1027.5 1019.3 1010.3 1013.1 1021.3 1030.8 1036.0 1033.4 1037.5 DAY 6 9 17 24 9 22 28 25 23 7 25 6 MIN. QFF PRESSURE IN HPA 1012.9 1011.3 1004.2 1001.7 1004.9 1001.3 1001.6 1003.6 1005.1 1007.8 1007.6 1016.8 1001.3 DAY 28 21 21 20 23 18 3 12 3 1 10 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.1 1.5 9.6 14.1 21.3 25.6 27.3 27.3 18.2 13.3 11.7 2.9 14.7 MINIMUN AIR TEMPERATURE (C) -1.4 -2.4 4.6 7.8 14.1 18.6 20.3 19.3 10.1 7.0 5.8 -1.6 8.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 15 7 0 0 0 0 27 DAYS WITH MINIMUM TEMP. <=-4 9 11 0 0 0 0 0 0 0 0 0 11 31 DAYS WITH FREEZING MIN.<= 0 20 21 2 3 0 0 0 0 0 0 0 18 64 TEMPERATURE RECORDS LOWEST(C) -6.7 -10.0 -1.8 -1.2 10.0 14.4 17.6 16.2 6.4 2.2 1.6 -11.6 -11.6 DAY 11 5 2 6 1 7 13 18 16 26 13 8 MAXIMUM AIR TEMPERATURE (C) 8.7 6.9 15.7 21.1 28.5 32.5 34.0 34.5 25.8 20.4 18.8 8.6 21.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 5 12 26 30 31 1 0 0 0 105 DAYS WITH MAXIMUM TEMP. <= 0 1 4 0 0 0 0 0 0 0 0 0 3 8 TEMPERATURE RECORDS HIGHEST(C) 15.8 19.2 25.2 33.8 33.8 39.5 37.0 38.4 31.2 28.2 27.6 18.0 39.5 DAY 12 1 22 26 29 17 26 2 1 19 5 20 DIF. BETWEEN (MAX.-MIN.) (C) 10.1 9.3 11.1 13.3 14.4 13.9 13.7 15.2 15.7 13.4 13.0 10.2 12.8 MEAN DAILY TEMP. (MDT) (C) 3.6 2.3 10.2 14.4 21.3 25.6 27.1 26.9 18.0 13.7 12.3 3.5 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 12.5 39.4 137.6 190.4 182.2 3.4 0.0 0.0 0.0 565.6 HEATING DEG. DAYS(BASE 18 0C) 445.2 440.8 242.8 137.4 3.6 0.0 0.0 0.0 25.2 135.9 170.8 449.3 2051.0 DEWPOINT (MEAN C) -2.0 -3.5 4.2 4.9 5.7 9.2 6.7 6.2 -1.5 -1.5 4.4 -1.8 2.6 MIXING RATIO (G/KG) 3.75 3.43 5.82 6.43 6.59 8.35 7.14 6.82 3.87 4.01 5.93 3.93 5.51 VAPOUR PRESSURE (HPA) 5.42 4.96 8.37 9.23 9.45 11.88 10.18 9.75 5.61 5.81 8.54 5.68 7.91 SATURATION DEF. (HPA) 2.56 2.29 4.26 8.45 17.16 22.17 27.27 27.77 16.30 10.45 5.95 2.46 12.26 RELATIVE HUMIDITY (MEAN %) 73 75 74 59 40 38 30 28 27 42 66 75 52 RELATIVE HUMIDITY (MAX. %) 93 93 96 82 61 57 46 40 36 62 90 94 71 RELATIVE HUMIDITY (MIN. %) 49 50 49 38 23 23 17 18 19 24 41 50 33 RELATIVE HUMIDITY (MEAN% 03UTC) 87 88 90 76 53 48 39 37 33 58 84 90 65 RELATIVE HUMIDITY (MEAN% 09UTC) 55 60 55 44 27 27 19 21 22 30 46 58 39 RELATIVE HUMIDITY (MEAN% 15UTC) 67 70 67 52 35 30 22 24 25 37 60 71 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 33.7 15.7 53.2 23.0 3.7 0.0 0.0 0.0 0.0 14.4 13.3 18.6 175.6 DAYS WITH PRECIPITATION >=10 0 0 2 1 0 0 0 0 0 0 0 1 4 DAYS WITH PRECIPITATION >= 5 5 0 5 2 0 0 0 0 0 1 2 1 16 DAYS WITH PRECIPITATION >= 1 7 4 8 4 3 0 0 0 0 4 3 5 38 DAYS WITH PRECIPITATION 9 17 17 13 7 1 0 0 0 8 6 7 85 GREATEST DAILY PRECIPITATION 8.0 4.0 13.5 10.4 1.6 0.0 0.0 0.0 0.0 6.8 6.4 10.3 13.5 DAY 21 4 11 3 1 ** ** ** ** 3 25 5 DAY WITH THUNDER STORM 0 0 1 3 4 0 0 0 0 0 2 0 10 DAYS WITH SNOW OR SLEET 6 11 2 2 0 0 0 0 0 0 0 3 24 DAYS WITH DUST 0 0 0 2 3 6 3 1 2 0 0 0 17 WIND DIRECTION (PREVAILING) 315 135 135 90 90 45 45 45 180 90 180 90 90 PREVAILING WIND SPEED(KNOTS) 11.2 7.1 6.4 8.0 8.5 9.3 10.0 9.7 5.6 6.7 5.4 5.8 7.6 PREVAILING WIND PERCENT 14.9 25.4 25.0 18.8 17.7 19.6 26.6 25.8 25.0 17.7 15.8 15.7 15.1 CALMS PERCENT OF WIND 44.4 32.1 12.5 22.5 44.8 44.6 42.7 35.1 15.0 21.0 27.5 25.0 30.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 301 118 126 104 75 64 58 59 111 117 146 148 89 VECTOR WIND MAGNITUDE(KNOTS) 1.4 2.4 1.9 2.6 2.1 3.4 3.7 3.5 2.6 1.7 1.0 0.8 1.8 WIND STEADINESES (MEAN %) 38.9 58.5 38.8 48.1 48.8 70.8 74.0 68.6 45.6 34.7 21.3 18.2 38.3 WIND SPEED (MEAN KNOTS) 3.6 4.1 4.9 5.4 4.3 4.8 5.0 5.1 5.7 4.9 4.7 4.4 4.7 FASTEST WIND DIRECTION 320 120 320 300 310 90 70 40 40 100 220 250 300 FASTEST WIND SPEED (KNOTS) 23 16 21 29 21 19 19 19 19 16 17 23 29 DAY 9 3 13 4 6 4 9 6 13 20 26 14 DAYS WITH SKY CLEAR (0-2)/8 11 4 4 3 17 23 30 31 28 17 10 11 189 DAYS WITH P.CLOUDY (3-6)/8 10 10 14 19 12 7 1 0 2 6 14 13 108 DAYS WITH CLOUDY (7-8)/8 10 14 13 8 2 0 0 0 0 8 6 7 68 DAYS WITH VISIBILITY =< 2 KM 11 11 9 1 0 0 0 0 0 3 5 11 51 DURATION OF SUNSHINE HOURS 145.1 92.7 173.5 224.3 309.1 351.5 386.6 374.1 322.7 225.5 186.6 158.3 2950.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.9 903.7 903.5 904.1 901.8 898.0 897.4 899.0 907.0 908.4 904.4 906.5 903.2 MAX. QFE PRESSURE IN HPA 917.1 917.0 913.2 917.0 908.8 903.0 901.8 903.9 914.0 915.7 912.0 916.3 917.1 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 2- 6 8- 6 MIN. QFE PRESSURE IN HPA 892.2 889.6 892.1 891.1 893.3 891.8 893.6 892.6 900.4 900.2 891.4 890.2 889.6 DAY-HOUR 17- 0 1-12 12-21 2-12 1-12 22-12 7-12 2-12 1-12 14-12 26- 6 4- 9 MEAN QNH PRESSURE IN HPA 1019.7 1018.3 1018.1 1018.8 1016.3 1012.1 1011.4 1013.1 1021.9 1023.5 1019.1 1021.4 1017.8 MAX. QNH PRESSURE IN HPA 1033.1 1033.0 1028.8 1033.0 1023.9 1017.6 1016.2 1018.5 1029.7 1031.6 1027.5 1032.2 1033.1 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 2- 6 8- 6 MIN. QNH PRESSURE IN HPA 1005.7 1002.8 1005.5 1004.4 1006.9 1005.2 1007.2 1006.1 1014.7 1014.5 1004.8 1003.5 1002.8 DAY-HOUR 17- 0 1-12 12-21 2-12 1-12 22-12 7-12 2-12 1-12 14-12 26- 6 4- 9 MEAN QFF PRESSURE IN HPA 1022.1 1021.5 1017.5 1016.4 1010.9 1004.8 1003.5 1005.4 1018.0 1021.5 1017.6 1023.9 1015.3 MAX. QFF PRESSURE IN HPA 1037.5 1039.0 1031.9 1036.3 1021.7 1011.5 1009.7 1011.5 1026.4 1030.7 1027.7 1039.8 1039.8 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 7- 6 8- 6 MIN. QFF PRESSURE IN HPA 1006.7 1001.5 1001.9 1000.1 999.9 996.8 998.7 997.2 1008.3 1011.2 1003.9 1000.7 996.8 DAY-HOUR 17- 0 1-12 8- 0 2-12 6- 9 22-12 7-12 2-12 1-12 15-12 26- 6 4- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.8 903.2 903.1 904.0 901.8 898.1 897.4 898.8 906.7 908.2 904.3 906.2 903.1 MAX. QFE PRESSURE IN HPA 916.4 915.3 910.1 913.5 908.0 901.8 900.4 902.8 912.5 913.5 911.1 914.8 916.4 DAY 10 18 1 6 19 9 2 8 23 24 7 8 MIN. QFE PRESSURE IN HPA 892.2 894.8 892.5 896.2 894.5 894.3 894.3 893.5 901.2 900.9 894.2 890.5 890.5 DAY 17 9 13 2 2 30 21 2 1 15 26 4 MEAN QNH PRESSURE IN HPA 1019.6 1017.8 1017.7 1018.7 1016.2 1012.1 1011.4 1012.9 1021.7 1023.3 1019.0 1021.1 1017.6 MAX. QNH PRESSURE IN HPA 1032.3 1031.1 1025.4 1029.1 1023.1 1016.2 1014.7 1017.3 1028.0 1029.1 1026.5 1030.6 1032.3 DAY 10 18 1 6 19 9 2 8 23 24 7 8 MIN. QNH PRESSURE IN HPA 1005.7 1008.5 1006.0 1010.1 1008.2 1008.0 1008.0 1007.1 1015.6 1015.2 1007.9 1003.8 1003.8 DAY 17 9 13 2 2 30 21 2 1 15 26 4 MEAN QFF PRESSURE IN HPA 1021.7 1020.7 1016.8 1016.1 1010.5 1004.9 1003.5 1005.2 1017.7 1021.2 1017.1 1023.4 1014.9 MAX. QFF PRESSURE IN HPA 1035.4 1035.8 1025.4 1032.0 1019.7 1010.1 1007.9 1010.0 1024.4 1029.1 1025.5 1038.3 1038.3 DAY 10 18 1 6 8 9 3 8 23 24 7 8 MIN. QFF PRESSURE IN HPA 1006.7 1008.9 1001.9 1005.2 1003.8 1000.1 999.9 998.2 1009.1 1011.6 1008.1 1001.3 998.2 DAY 17 2 8 27 2 17 8 2 1 15 26 4 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.2 903.6 903.8 904.8 902.5 899.0 898.3 899.7 907.5 908.9 904.9 906.7 903.7 MAX. QFE PRESSURE IN HPA 916.5 915.9 912.2 915.0 908.8 902.6 901.8 903.9 914.0 914.9 911.9 915.5 916.5 DAY 10 18 1 5 19 9 2 8 23 23 7 8 MIN. QFE PRESSURE IN HPA 894.1 894.5 894.8 895.7 895.2 895.0 895.2 894.6 901.8 902.1 893.0 890.5 890.5 DAY 17 9 13 2 2 16 21 2 1 15 26 4 MEAN QNH PRESSURE IN HPA 1019.9 1018.2 1018.5 1019.5 1017.0 1013.1 1012.4 1013.9 1022.6 1024.1 1019.6 1021.7 1018.4 MAX. QNH PRESSURE IN HPA 1032.4 1031.8 1027.7 1030.8 1023.9 1017.1 1016.2 1018.5 1029.7 1030.7 1027.4 1031.3 1032.4 DAY 10 18 1 5 19 9 2 8 23 23 7 8 MIN. QNH PRESSURE IN HPA 1007.8 1008.2 1008.5 1009.5 1009.0 1008.7 1009.0 1008.3 1016.2 1016.6 1006.5 1003.8 1003.8 DAY 17 9 13 2 2 16 21 2 1 15 26 4 MEAN QFF PRESSURE IN HPA 1023.0 1021.8 1018.4 1017.6 1012.1 1006.1 1004.7 1006.6 1019.4 1022.9 1018.9 1024.9 1016.4 MAX. QFF PRESSURE IN HPA 1036.0 1037.5 1029.4 1034.3 1021.0 1011.0 1009.7 1011.5 1026.4 1030.0 1027.3 1039.5 1039.5 DAY 10 18 1 5 19 9 2 8 23 24 7 8 MIN. QFF PRESSURE IN HPA 1009.6 1009.2 1005.9 1006.6 1005.0 1000.4 1000.5 999.5 1011.1 1014.7 1006.7 1001.7 999.5 DAY 17 9 8 27 2 16 8 3 1 15 26 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.1 904.7 904.7 905.3 902.7 899.0 898.3 900.0 908.0 909.5 905.6 907.7 904.3 MAX. QFE PRESSURE IN HPA 917.1 917.0 913.2 917.0 908.8 902.7 901.0 903.8 914.0 915.7 912.0 916.3 917.1 DAY 10 18 1 5 19 8 2 8 23 23 2 8 MIN. QFE PRESSURE IN HPA 895.7 894.5 896.7 895.3 895.8 895.0 895.2 894.6 902.1 903.0 891.4 891.9 891.4 DAY 17 12 15 2 1 16 21 2 1 15 26 4 MEAN QNH PRESSURE IN HPA 1021.0 1019.4 1019.4 1020.1 1017.2 1013.1 1012.4 1014.3 1023.1 1024.7 1020.4 1022.7 1019.0 MAX. QNH PRESSURE IN HPA 1033.1 1033.0 1028.8 1033.0 1023.9 1017.2 1015.4 1018.4 1029.7 1031.6 1027.5 1032.2 1033.1 DAY 10 18 1 5 19 8 2 8 23 23 2 8 MIN. QNH PRESSURE IN HPA 1009.5 1008.2 1010.6 1009.1 1009.6 1008.7 1009.0 1008.3 1016.6 1017.6 1004.8 1005.3 1004.8 DAY 17 12 15 2 1 16 21 2 1 15 26 4 MEAN QFF PRESSURE IN HPA 1023.6 1022.7 1019.0 1017.7 1012.0 1005.9 1004.6 1006.4 1018.9 1022.7 1019.0 1025.3 1016.5 MAX. QFF PRESSURE IN HPA 1037.5 1039.0 1031.9 1036.3 1021.0 1011.1 1008.7 1011.4 1025.4 1030.7 1027.7 1039.8 1039.8 DAY 10 18 1 5 19 8 2 8 23 23 7 8 MIN. QFF PRESSURE IN HPA 1010.7 1010.5 1008.8 1005.5 1004.4 1000.1 1000.7 999.4 1010.5 1013.5 1003.9 1003.3 999.4 DAY 17 9 8 27 6 16 8 2 1 15 26 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.7 903.6 903.4 903.9 901.4 897.8 897.2 898.8 906.7 908.0 903.8 906.2 903.0 MAX. QFE PRESSURE IN HPA 914.8 915.8 912.6 916.5 907.4 902.1 900.2 902.3 912.8 914.2 910.6 914.7 916.5 DAY 10 18 1 5 19 8 2 8 23 23 2 8 MIN. QFE PRESSURE IN HPA 896.7 893.0 894.1 893.2 893.3 893.9 894.4 893.4 901.3 901.4 891.8 890.2 890.2 DAY 17 1 15 2 6 22 21 2 1 14 26 4 MEAN QNH PRESSURE IN HPA 1019.4 1018.2 1018.0 1018.6 1015.8 1011.8 1011.2 1012.9 1021.6 1023.0 1018.5 1021.0 1017.5 MAX. QNH PRESSURE IN HPA 1030.6 1031.7 1028.1 1032.4 1022.4 1016.6 1014.5 1016.8 1028.4 1029.9 1025.9 1030.4 1032.4 DAY 10 18 1 5 19 8 2 8 23 23 2 8 MIN. QNH PRESSURE IN HPA 1010.6 1006.5 1007.8 1006.8 1006.9 1007.5 1008.1 1007.0 1015.7 1015.8 1005.2 1003.5 1003.5 DAY 17 1 15 2 6 22 21 2 1 14 26 4 MEAN QFF PRESSURE IN HPA 1021.4 1021.1 1017.1 1015.8 1010.2 1004.4 1003.2 1004.8 1017.1 1020.7 1016.5 1023.2 1014.6 MAX. QFF PRESSURE IN HPA 1034.3 1037.1 1031.6 1035.1 1019.0 1010.5 1007.6 1009.3 1024.1 1029.6 1023.1 1037.1 1037.1 DAY 10 18 1 5 19 8 2 8 23 24 7 8 MIN. QFF PRESSURE IN HPA 1009.7 1006.5 1006.5 1003.1 999.9 998.8 999.8 997.6 1009.1 1012.2 1004.0 1000.7 997.6 DAY 5 1 15 2 6 17 21 2 1 15 26 4 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.1 902.7 902.2 902.7 900.4 896.7 896.2 897.7 905.6 907.2 903.3 905.5 902.0 MAX. QFE PRESSURE IN HPA 913.0 914.7 910.6 915.2 906.6 900.6 900.1 901.0 911.9 913.2 909.9 913.6 915.2 DAY 10 18 1 5 20 8 2 7 23 23 2 8 MIN. QFE PRESSURE IN HPA 895.8 889.6 893.4 891.1 893.3 891.8 893.6 892.6 900.4 900.2 891.8 890.6 889.6 DAY 16 1 12 2 1 22 7 2 1 14 26 4 MEAN QNH PRESSURE IN HPA 1018.8 1017.3 1016.7 1017.2 1014.7 1010.6 1010.1 1011.7 1020.5 1022.1 1017.8 1020.3 1016.5 MAX. QNH PRESSURE IN HPA 1028.6 1030.4 1025.9 1031.0 1021.5 1014.9 1014.4 1015.4 1027.4 1028.8 1025.2 1029.2 1031.0 DAY 10 18 1 5 20 8 2 7 23 23 2 8 MIN. QNH PRESSURE IN HPA 1009.6 1002.8 1007.0 1004.4 1006.9 1005.2 1007.2 1006.1 1014.7 1014.5 1005.2 1003.9 1002.8 DAY 16 1 12 2 1 22 7 2 1 14 26 4 MEAN QFF PRESSURE IN HPA 1020.8 1020.1 1015.8 1014.6 1009.0 1003.4 1002.3 1003.9 1016.4 1020.0 1016.0 1022.5 1013.7 MAX. QFF PRESSURE IN HPA 1031.6 1035.8 1029.4 1033.8 1017.3 1008.6 1007.6 1007.6 1023.6 1028.5 1022.2 1036.4 1036.4 DAY 10 18 1 5 20 8 2 22 22 24 2 8 MIN. QFF PRESSURE IN HPA 1009.8 1001.5 1005.9 1000.1 1001.7 996.8 998.7 997.2 1008.3 1011.2 1004.0 1001.3 996.8 DAY 5 1 12 2 6 22 7 2 1 15 26 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.7 903.5 903.0 903.4 901.0 897.1 896.5 898.3 906.4 908.0 904.3 906.4 902.7 MAX. QFE PRESSURE IN HPA 914.1 915.1 909.6 915.6 907.2 901.2 900.1 901.7 912.5 913.6 911.0 914.5 915.6 DAY 9 18 1 5 20 8 2 7 23 23 2 7 MIN. QFE PRESSURE IN HPA 894.6 889.9 893.4 891.4 893.3 892.7 893.8 893.0 901.0 900.5 896.0 891.9 889.9 DAY 16 1 12 2 1 22 7 1 1 14 26 4 MEAN QNH PRESSURE IN HPA 1019.4 1018.1 1017.6 1017.9 1015.4 1011.0 1010.4 1012.4 1021.3 1023.1 1019.0 1021.3 1017.2 MAX. QNH PRESSURE IN HPA 1029.8 1030.9 1024.8 1031.4 1022.2 1015.6 1014.4 1016.1 1028.0 1029.2 1026.4 1030.2 1031.4 DAY 9 18 1 5 20 8 2 7 23 23 2 7 MIN. QNH PRESSURE IN HPA 1008.3 1003.1 1007.0 1004.8 1006.9 1006.2 1007.4 1006.5 1015.4 1014.8 1009.8 1005.3 1003.1 DAY 16 1 12 2 1 22 7 1 1 14 26 4 MEAN QFF PRESSURE IN HPA 1022.4 1021.6 1017.5 1016.0 1010.4 1004.0 1002.7 1005.1 1018.1 1021.9 1018.3 1024.5 1015.2 MAX. QFF PRESSURE IN HPA 1033.3 1037.1 1028.6 1034.7 1019.5 1009.5 1007.8 1009.2 1025.3 1029.5 1024.9 1037.4 1037.4 DAY 9 18 1 5 7 8 2 31 22 24 2 7 MIN. QFF PRESSURE IN HPA 1009.8 1002.5 1006.1 1002.5 1003.1 998.3 998.9 998.4 1010.4 1013.8 1009.7 1003.6 998.3 DAY 5 1 12 2 6 22 8 2 1 14 26 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.2 904.3 903.9 904.8 902.6 898.5 897.7 899.4 907.5 908.7 904.7 906.8 903.7 MAX. QFE PRESSURE IN HPA 916.3 915.9 910.0 916.6 908.8 903.0 901.1 903.0 913.3 914.2 911.6 914.8 916.6 DAY 9 17 3 5 7 8 2 7 22 23 2 7 MIN. QFE PRESSURE IN HPA 894.0 893.1 892.4 895.3 894.6 894.1 895.2 894.4 902.4 900.8 897.7 892.8 892.4 DAY 16 1 12 2 1 22 7 2 2 14 17 4 MEAN QNH PRESSURE IN HPA 1020.0 1019.0 1018.6 1019.5 1017.1 1012.6 1011.8 1013.6 1022.6 1023.9 1019.4 1021.7 1018.3 MAX. QNH PRESSURE IN HPA 1032.2 1031.8 1025.3 1032.5 1023.9 1017.6 1015.5 1017.6 1028.9 1029.9 1027.0 1030.6 1032.5 DAY 9 17 3 5 7 8 2 7 22 23 2 7 MIN. QNH PRESSURE IN HPA 1007.6 1006.6 1005.9 1009.1 1008.3 1007.8 1009.0 1008.1 1016.9 1015.1 1011.7 1006.3 1005.9 DAY 16 1 12 2 1 22 7 2 2 14 17 4 MEAN QFF PRESSURE IN HPA 1022.5 1022.3 1018.1 1017.1 1011.9 1005.3 1003.9 1005.8 1018.5 1021.9 1018.0 1024.3 1015.8 MAX. QFF PRESSURE IN HPA 1035.9 1037.8 1027.6 1036.1 1021.7 1011.5 1008.6 1010.2 1025.1 1030.2 1025.0 1038.3 1038.3 DAY 9 18 1 5 7 8 2 7 20 24 2 7 MIN. QFF PRESSURE IN HPA 1008.8 1005.9 1004.7 1004.8 1004.0 999.5 1000.6 999.4 1011.2 1011.9 1009.0 1005.1 999.4 DAY 5 1 12 26 1 22 8 2 2 14 17 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.7 904.1 903.7 904.3 902.3 898.1 897.5 899.2 907.2 908.4 904.4 906.5 903.4 MAX. QFE PRESSURE IN HPA 916.2 915.9 909.8 915.4 908.5 902.2 900.6 903.0 913.0 913.7 911.3 914.8 916.2 DAY 9 17 31 5 18 8 1 7 22 23 2 7 MIN. QFE PRESSURE IN HPA 892.7 894.3 892.1 896.3 895.5 893.6 894.8 893.8 902.5 900.6 897.7 891.8 891.8 DAY 16 1 12 2 1 29 7 2 1 14 17 3 MEAN QNH PRESSURE IN HPA 1019.4 1018.8 1018.3 1019.0 1016.7 1012.1 1011.5 1013.4 1022.2 1023.6 1019.1 1021.4 1018.0 MAX. QNH PRESSURE IN HPA 1032.1 1031.8 1025.0 1031.2 1023.6 1016.7 1014.9 1017.6 1028.6 1029.3 1026.7 1030.6 1032.1 DAY 9 17 31 5 18 8 1 7 22 23 2 7 MIN. QNH PRESSURE IN HPA 1006.2 1008.0 1005.5 1010.2 1009.3 1007.2 1008.5 1007.4 1017.0 1014.9 1011.7 1005.2 1005.2 DAY 16 1 12 2 1 29 7 2 1 14 17 3 MEAN QFF PRESSURE IN HPA 1021.5 1021.6 1017.4 1016.2 1011.0 1004.6 1003.4 1005.3 1017.9 1021.3 1017.2 1023.6 1015.1 MAX. QFF PRESSURE IN HPA 1034.9 1036.6 1025.1 1034.0 1021.1 1010.3 1007.9 1010.2 1024.6 1029.6 1024.7 1037.7 1037.7 DAY 9 17 24 5 7 8 2 7 22 23 6 7 MIN. QFF PRESSURE IN HPA 1007.5 1006.7 1003.7 1004.7 1004.0 999.2 999.8 998.1 1010.9 1011.4 1008.1 1002.5 998.1 DAY 16 1 12 26 1 29 7 2 1 14 23 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.5 4.4 8.2 15.5 20.4 25.6 29.3 27.5 21.1 13.6 11.0 2.7 15.3 MINIMUN AIR TEMPERATURE (C) -0.5 -0.2 2.5 9.7 12.7 17.5 21.8 19.5 13.0 6.5 3.7 -1.7 8.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 22 11 0 0 0 0 36 DAYS WITH MINIMUM TEMP. <=-4 1 4 0 0 0 0 0 0 0 1 3 7 16 DAYS WITH FREEZING MIN.<= 0 22 13 9 0 0 0 0 0 0 4 5 24 77 TEMPERATURE RECORDS LOWEST(C) -4.4 -6.6 -2.8 4.4 8.4 12.4 17.6 15.0 6.4 -5.0 -5.2 -7.0 -7.0 DAY 10 20 6 8 27 1 26 26 23 19 29 10 MAXIMUM AIR TEMPERATURE (C) 11.0 10.4 14.7 21.8 27.6 32.8 36.1 35.1 28.9 21.5 19.6 8.3 22.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 1 5 27 31 31 16 1 0 0 112 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 2 3 TEMPERATURE RECORDS HIGHEST(C) 18.4 20.2 25.4 30.6 36.6 41.6 41.6 40.8 36.4 31.8 29.4 15.8 41.6 DAY 17 5 26 4 7 30 16 23 19 4 11 29 DIF. BETWEEN (MAX.-MIN.) (C) 11.5 10.6 12.2 12.1 14.9 15.3 14.3 15.6 15.9 15.0 15.9 10.0 13.6 MEAN DAILY TEMP. (MDT) (C) 5.2 5.1 8.6 15.7 20.1 25.2 28.9 27.3 21.0 14.0 11.6 3.3 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 1.1 17.7 126.9 245.8 194.7 37.9 0.5 0.0 0.0 624.6 HEATING DEG. DAYS(BASE 18 0C) 395.2 361.8 290.4 78.7 2.4 0.0 0.0 0.0 12.0 135.7 191.7 456.2 1924.2 DEWPOINT (MEAN C) -0.3 0.2 2.2 8.1 8.3 12.2 15.3 14.1 6.7 2.8 0.7 -3.6 5.5 MIXING RATIO (G/KG) 4.20 4.42 5.18 7.72 7.94 10.19 12.54 11.66 7.10 5.61 4.64 3.34 7.05 VAPOUR PRESSURE (HPA) 6.07 6.38 7.45 11.05 11.36 14.47 17.70 16.53 10.18 8.09 6.70 4.85 10.07 SATURATION DEF. (HPA) 2.81 2.48 4.02 7.36 13.63 19.89 24.53 21.82 16.46 9.02 7.74 2.92 11.06 RELATIVE HUMIDITY (MEAN %) 75 78 71 66 48 46 44 45 43 52 53 68 57 RELATIVE HUMIDITY (MAX. %) 96 96 95 91 68 63 56 58 60 74 73 87 76 RELATIVE HUMIDITY (MIN. %) 49 53 44 43 33 33 34 35 29 33 34 47 39 RELATIVE HUMIDITY (MEAN% 03UTC) 94 93 91 81 59 54 51 53 55 71 71 83 71 RELATIVE HUMIDITY (MEAN% 09UTC) 56 62 51 51 38 36 36 38 33 38 39 54 44 RELATIVE HUMIDITY (MEAN% 15UTC) 69 73 62 60 44 41 40 41 36 44 45 61 51 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 24.9 67.7 52.6 34.0 6.3 5.0 0.0 0.0 26.0 3.0 1.1 6.3 226.9 DAYS WITH PRECIPITATION >=10 0 3 2 1 0 0 0 0 1 0 0 0 7 DAYS WITH PRECIPITATION >= 5 3 5 3 3 0 0 0 0 1 0 0 0 15 DAYS WITH PRECIPITATION >= 1 4 7 6 6 3 2 0 0 1 1 1 1 32 DAYS WITH PRECIPITATION 10 11 12 15 4 7 0 0 2 2 2 8 73 GREATEST DAILY PRECIPITATION 9.2 18.0 20.0 10.0 3.1 2.6 0.0 0.0 26.0 3.0 1.1 3.6 26.0 DAY 2 24 21 22 1 28 ** ** 22 14 5 5 DAY WITH THUNDER STORM 1 2 2 3 3 3 0 0 1 0 0 0 15 DAYS WITH SNOW OR SLEET 7 6 3 0 0 0 0 0 0 0 0 3 19 DAYS WITH DUST 1 1 1 0 7 3 8 11 4 0 3 1 40 WIND DIRECTION (PREVAILING) 180 135 135 315 90 90 90 45 180 135 180 90 90 PREVAILING WIND SPEED(KNOTS) 5.4 7.0 7.8 8.5 9.2 9.8 9.7 11.6 5.7 7.7 4.9 6.4 8.1 PREVAILING WIND PERCENT 15.3 23.7 19.8 16.3 23.4 17.5 23.4 17.3 18.8 19.8 14.6 11.7 15.9 CALMS PERCENT OF WIND 20.2 17.9 21.4 20.4 14.1 11.7 16.5 21.4 25.4 30.6 39.6 54.8 24.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 126 118 123 20 83 61 69 71 109 126 151 111 93 VECTOR WIND MAGNITUDE(KNOTS) 0.5 2.1 2.2 0.5 2.6 2.3 4.0 3.0 2.6 2.1 0.5 1.2 1.8 WIND STEADINESES (MEAN %) 10.9 37.5 40.7 8.9 38.2 31.9 55.6 45.5 48.1 47.7 13.2 44.4 33.3 WIND SPEED (MEAN KNOTS) 4.6 5.6 5.4 5.6 6.8 7.2 7.2 6.6 5.4 4.4 3.8 2.7 5.4 FASTEST WIND DIRECTION 320 310 150 330 200 330 50 300 70 90 300 140 300 FASTEST WIND SPEED (KNOTS) 23 21 25 23 27 25 23 25 21 17 29 19 29 DAY 24 24 26 6 1 23 30 14 2 5 26 17 DAYS WITH SKY CLEAR (0-2)/8 15 9 11 4 13 20 26 31 22 22 22 9 204 DAYS WITH P.CLOUDY (3-6)/8 9 10 12 12 16 9 5 0 7 6 8 10 104 DAYS WITH CLOUDY (7-8)/8 7 9 8 14 2 1 0 0 1 3 0 12 57 DAYS WITH VISIBILITY =< 2 KM 10 11 7 2 1 0 0 0 2 2 6 12 53 DURATION OF SUNSHINE HOURS 183.0 95.8 ****** ****** ****** 217.2 375.4 372.5 301.4 272.9 243.1 138.7 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.5 905.0 903.8 901.6 903.4 898.9 896.5 899.3 902.5 907.1 905.0 908.0 903.1 MAX. QFE PRESSURE IN HPA 917.2 913.0 912.1 908.1 910.7 905.6 900.5 907.5 910.0 920.0 915.9 916.8 920.0 DAY-HOUR 7- 6 17-18 3- 6 7- 6 26-18 1- 6 4- 6 25- 6 22- 6 17-18 15-18 10-18 MIN. QFE PRESSURE IN HPA 897.8 894.6 889.1 896.9 895.5 890.0 889.0 893.6 894.3 898.7 890.1 901.4 889.0 DAY-HOUR 1-12 5-12 26-12 16- 0 7-12 30-15 1-12 23-12 19-12 11-12 26- 0 25-12 MEAN QNH PRESSURE IN HPA 1021.5 1019.7 1018.5 1016.0 1018.0 1013.1 1010.4 1013.4 1017.0 1022.1 1019.8 1023.0 1017.7 MAX. QNH PRESSURE IN HPA 1033.2 1028.6 1027.6 1023.2 1026.0 1020.4 1014.8 1022.5 1025.3 1036.3 1031.8 1032.8 1036.3 DAY-HOUR 7- 6 17-18 3- 6 7- 6 26-18 1- 6 4- 6 25- 6 22- 6 17-18 15-18 10-18 MIN. QNH PRESSURE IN HPA 1011.8 1008.3 1002.2 1010.8 1009.3 1003.2 1002.1 1007.2 1008.0 1012.8 1003.3 1015.8 1002.1 DAY-HOUR 1-12 5-12 26-12 16- 0 7-12 30-15 1-12 23-12 19-12 11-12 26- 0 25-12 MEAN QFF PRESSURE IN HPA 1023.3 1021.5 1018.6 1012.8 1012.8 1005.7 1001.5 1005.3 1011.6 1019.9 1018.7 1025.7 1014.8 MAX. QFF PRESSURE IN HPA 1038.1 1032.4 1029.5 1022.5 1023.0 1015.2 1007.3 1016.0 1023.7 1039.8 1034.0 1038.2 1039.8 DAY-HOUR 7- 6 17-18 5-15 7- 6 26-18 1- 6 25- 3 25- 6 22- 9 18- 3 28- 6 11- 3 MIN. QFF PRESSURE IN HPA 1011.8 1006.0 998.3 1006.1 1001.4 993.3 991.8 997.7 1000.4 1007.0 1002.2 1017.6 991.8 DAY-HOUR 17-12 5-21 26-12 20- 0 7-12 30-21 16-12 23-12 20-12 4-12 26- 0 26- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 906.3 904.6 903.4 901.3 903.2 899.1 896.3 899.1 902.4 907.0 904.8 907.9 902.9 MAX. QFE PRESSURE IN HPA 915.5 911.4 910.8 905.5 909.2 905.2 899.4 906.1 908.0 919.7 915.5 916.1 919.7 DAY 7 18 3 1 27 1 4 25 22 18 16 11 MIN. QFE PRESSURE IN HPA 900.0 895.9 891.6 896.9 898.3 893.5 890.4 894.8 897.2 900.8 890.1 902.4 890.1 DAY 12 9 26 16 16 30 1 23 20 4 26 26 MEAN QNH PRESSURE IN HPA 1021.2 1019.3 1018.0 1015.6 1017.7 1013.2 1010.2 1013.3 1016.9 1022.0 1019.5 1022.9 1017.5 MAX. QNH PRESSURE IN HPA 1031.3 1026.8 1026.1 1020.3 1024.4 1020.0 1013.6 1021.0 1023.1 1036.0 1031.3 1032.0 1036.0 DAY 7 18 3 1 27 1 4 25 22 18 16 11 MIN. QNH PRESSURE IN HPA 1014.3 1009.7 1005.0 1010.8 1012.4 1007.1 1003.7 1008.5 1011.2 1015.1 1003.3 1016.9 1003.3 DAY 12 9 26 16 16 30 1 23 20 4 26 26 MEAN QFF PRESSURE IN HPA 1022.7 1020.7 1017.9 1012.5 1012.7 1006.2 1001.5 1005.3 1011.5 1019.7 1018.0 1025.3 1014.5 MAX. QFF PRESSURE IN HPA 1035.4 1031.1 1027.3 1020.1 1021.4 1015.0 1006.5 1013.6 1018.7 1039.3 1032.2 1037.1 1039.3 DAY 8 18 6 8 27 1 4 25 23 18 16 11 MIN. QFF PRESSURE IN HPA 1014.8 1008.1 1001.5 1006.1 1004.4 998.2 993.1 999.4 1003.0 1009.8 1002.2 1017.6 993.1 DAY 12 9 26 20 8 30 1 4 20 5 26 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 906.7 905.3 904.1 902.0 904.0 899.9 897.2 900.0 903.1 907.6 905.5 908.3 903.6 MAX. QFE PRESSURE IN HPA 915.6 911.4 910.9 907.3 908.9 905.5 900.4 906.9 908.5 919.7 915.7 916.3 919.7 DAY 7 18 3 7 27 1 19 25 22 18 16 11 MIN. QFE PRESSURE IN HPA 899.9 897.6 891.6 896.9 899.4 893.9 891.6 895.5 898.5 901.3 890.2 903.2 890.2 DAY 12 9 26 16 7 30 1 23 19 4 26 22 MEAN QNH PRESSURE IN HPA 1021.6 1020.1 1018.7 1016.5 1018.7 1014.2 1011.2 1014.3 1017.7 1022.7 1020.3 1023.4 1018.3 MAX. QNH PRESSURE IN HPA 1031.4 1026.8 1026.3 1022.3 1024.1 1020.3 1014.7 1021.9 1023.6 1036.0 1031.6 1032.2 1036.0 DAY 7 18 3 7 27 1 19 25 22 18 16 11 MIN. QNH PRESSURE IN HPA 1014.1 1011.6 1005.0 1010.8 1013.6 1007.5 1005.0 1009.3 1012.6 1015.7 1003.5 1017.8 1003.5 DAY 12 9 26 16 7 30 1 23 19 4 26 22 MEAN QFF PRESSURE IN HPA 1024.2 1022.4 1019.5 1013.8 1013.8 1007.0 1002.5 1006.6 1012.9 1020.9 1020.3 1026.6 1015.9 MAX. QFF PRESSURE IN HPA 1036.0 1031.6 1029.0 1022.1 1020.7 1015.2 1007.3 1015.3 1020.6 1039.8 1033.6 1038.2 1039.8 DAY 7 18 6 7 27 1 25 25 22 18 16 11 MIN. QFF PRESSURE IN HPA 1016.2 1010.8 1002.1 1007.1 1006.4 998.3 995.3 1000.9 1005.8 1011.4 1003.7 1019.0 995.3 DAY 12 9 26 20 8 30 17 3 20 4 26 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.8 906.1 904.8 902.6 904.4 900.0 897.3 900.3 903.6 908.3 906.4 909.3 904.2 MAX. QFE PRESSURE IN HPA 917.2 911.8 912.1 908.1 909.8 905.6 900.5 907.5 910.0 919.5 915.2 916.4 919.5 DAY 7 18 3 7 26 1 4 25 22 18 16 11 MIN. QFE PRESSURE IN HPA 901.2 898.0 891.7 898.2 899.0 893.7 891.5 896.1 898.4 901.5 893.0 904.2 891.5 DAY 1 9 26 25 7 30 1 23 19 4 26 22 MEAN QNH PRESSURE IN HPA 1022.9 1021.0 1019.5 1017.1 1019.1 1014.2 1011.3 1014.6 1018.2 1023.4 1021.3 1024.5 1018.9 MAX. QNH PRESSURE IN HPA 1033.2 1027.3 1027.6 1023.2 1025.0 1020.4 1014.8 1022.5 1025.3 1035.7 1031.0 1032.3 1035.7 DAY 7 18 3 7 26 1 4 25 22 18 16 11 MIN. QNH PRESSURE IN HPA 1015.6 1012.0 1005.1 1012.3 1013.1 1007.3 1004.9 1010.0 1012.5 1015.9 1006.5 1018.9 1004.9 DAY 1 9 26 25 7 30 1 23 19 4 26 22 MEAN QFF PRESSURE IN HPA 1024.9 1022.9 1019.7 1013.8 1013.9 1006.9 1002.3 1006.3 1012.7 1021.6 1020.1 1027.4 1016.0 MAX. QFF PRESSURE IN HPA 1038.1 1031.9 1029.2 1022.5 1021.5 1015.2 1006.9 1016.0 1023.3 1039.0 1034.0 1037.8 1039.0 DAY 7 19 3 7 26 1 25 25 22 18 28 11 MIN. QFF PRESSURE IN HPA 1016.1 1010.6 1001.6 1007.9 1005.5 997.7 994.8 1000.4 1005.3 1009.9 1005.8 1020.9 994.8 DAY 12 9 26 20 7 30 1 13 19 4 26 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 906.1 904.8 903.6 901.6 903.2 898.8 896.3 899.1 902.3 906.6 904.5 907.7 902.9 MAX. QFE PRESSURE IN HPA 916.0 910.7 911.1 907.5 910.0 904.6 899.1 905.8 910.0 917.5 912.8 914.3 917.5 DAY 7 18 3 7 28 1 8 25 22 25 16 10 MIN. QFE PRESSURE IN HPA 898.6 895.9 890.0 897.4 897.4 891.8 890.2 895.0 896.2 899.8 892.2 902.7 890.0 DAY 1 5 26 18 7 30 1 13 19 4 26 25 MEAN QNH PRESSURE IN HPA 1021.0 1019.6 1018.2 1016.0 1017.8 1012.9 1010.2 1013.3 1016.8 1021.6 1019.2 1022.7 1017.4 MAX. QNH PRESSURE IN HPA 1031.9 1026.0 1026.5 1022.5 1025.3 1019.3 1013.3 1020.6 1025.3 1033.5 1028.4 1030.0 1033.5 DAY 7 18 3 7 28 1 8 25 22 25 16 10 MIN. QNH PRESSURE IN HPA 1012.7 1009.7 1003.2 1011.4 1011.4 1005.2 1003.5 1008.7 1010.1 1014.0 1005.7 1017.2 1003.2 DAY 1 5 26 18 7 30 1 13 19 4 26 25 MEAN QFF PRESSURE IN HPA 1022.4 1021.0 1018.0 1012.5 1012.4 1005.3 1000.8 1004.7 1011.0 1018.9 1017.4 1025.1 1014.1 MAX. QFF PRESSURE IN HPA 1036.5 1030.4 1028.2 1021.9 1022.5 1013.7 1005.3 1013.3 1023.7 1035.6 1031.2 1034.8 1036.5 DAY 7 18 5 7 28 1 25 25 22 18 28 11 MIN. QFF PRESSURE IN HPA 1013.5 1007.6 998.9 1008.1 1003.2 994.9 993.2 998.7 1002.3 1008.3 1005.2 1018.7 993.2 DAY 17 5 26 20 7 30 16 13 19 4 26 26 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 905.4 903.9 902.6 900.6 902.2 897.7 895.4 898.0 901.1 905.7 903.9 906.9 901.9 MAX. QFE PRESSURE IN HPA 915.7 910.6 910.6 907.0 908.6 903.3 898.3 903.8 908.1 916.7 912.7 914.3 916.7 DAY 7 17 3 7 26 1 25 25 22 17 15 10 MIN. QFE PRESSURE IN HPA 897.8 894.6 889.1 897.1 895.5 890.8 889.0 893.6 894.3 898.7 897.0 901.4 889.0 DAY 1 5 26 17 7 30 1 23 19 11 26 25 MEAN QNH PRESSURE IN HPA 1020.2 1018.6 1017.1 1014.9 1016.7 1011.7 1009.2 1012.0 1015.5 1020.5 1018.6 1021.8 1016.4 MAX. QNH PRESSURE IN HPA 1031.6 1025.9 1025.9 1022.0 1023.7 1017.9 1012.4 1018.4 1023.2 1032.7 1028.2 1030.0 1032.7 DAY 7 17 3 7 26 1 25 25 22 17 15 10 MIN. QNH PRESSURE IN HPA 1011.8 1008.3 1002.2 1011.1 1009.3 1004.1 1002.1 1007.2 1008.0 1012.8 1010.9 1015.8 1002.1 DAY 1 5 26 17 7 30 1 23 19 11 26 25 MEAN QFF PRESSURE IN HPA 1021.5 1020.0 1016.9 1011.7 1011.6 1004.4 1000.2 1003.7 1010.0 1018.1 1017.1 1024.1 1013.3 MAX. QFF PRESSURE IN HPA 1035.9 1029.3 1028.0 1021.9 1020.0 1012.4 1004.8 1011.0 1021.4 1033.6 1029.4 1034.2 1035.9 DAY 7 18 5 7 26 1 25 25 22 17 28 10 MIN. QFF PRESSURE IN HPA 1011.8 1006.7 998.3 1007.9 1001.4 994.4 991.8 997.7 1000.4 1007.0 1006.6 1017.8 991.8 DAY 17 5 26 19 7 30 16 23 20 4 11 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.3 904.7 903.5 901.1 902.6 898.0 895.8 898.5 901.7 906.6 904.9 907.7 902.6 MAX. QFE PRESSURE IN HPA 916.3 912.0 910.8 907.0 908.8 903.2 898.8 904.3 907.9 918.9 914.8 915.5 918.9 DAY 7 17 3 7 26 2 7 24 22 17 15 10 MIN. QFE PRESSURE IN HPA 899.0 894.8 891.3 897.4 895.9 890.0 889.8 894.5 894.5 899.2 897.3 902.4 889.8 DAY 1 5 26 17 7 30 16 3 19 4 11 25 MEAN QNH PRESSURE IN HPA 1021.2 1019.4 1018.1 1015.5 1017.1 1012.0 1009.6 1012.6 1016.2 1021.5 1019.6 1022.7 1017.1 MAX. QNH PRESSURE IN HPA 1032.2 1027.5 1026.1 1022.0 1023.9 1017.8 1012.9 1019.0 1023.0 1035.1 1030.6 1031.3 1035.1 DAY 7 17 3 7 26 2 7 24 22 17 15 10 MIN. QNH PRESSURE IN HPA 1013.1 1008.5 1004.7 1011.4 1009.7 1003.2 1003.0 1008.2 1008.2 1013.4 1011.3 1016.9 1003.0 DAY 1 5 26 17 7 30 16 3 19 4 11 25 MEAN QFF PRESSURE IN HPA 1023.7 1021.7 1018.9 1012.8 1012.2 1004.8 1000.8 1004.8 1011.4 1019.5 1019.7 1026.0 1014.7 MAX. QFF PRESSURE IN HPA 1036.8 1031.2 1029.5 1022.2 1020.6 1012.2 1005.3 1012.0 1021.9 1036.8 1032.1 1036.1 1036.8 DAY 7 17 5 7 26 1 25 25 22 17 15 10 MIN. QFF PRESSURE IN HPA 1014.8 1007.0 1002.1 1008.0 1002.1 993.7 993.2 998.7 1001.4 1008.8 1008.1 1019.4 993.2 DAY 1 5 26 19 7 30 16 3 19 4 11 26 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.0 905.4 904.6 902.0 903.9 899.2 897.0 899.7 903.0 907.6 905.4 908.2 903.6 MAX. QFE PRESSURE IN HPA 916.5 913.0 911.8 907.2 910.7 905.0 899.7 906.3 907.8 920.0 915.9 916.8 920.0 DAY 6 17 3 7 26 2 7 24 27 17 15 10 MIN. QFE PRESSURE IN HPA 899.2 896.6 893.8 897.3 897.7 890.9 891.4 895.5 896.1 900.7 896.8 903.1 890.9 DAY 1 8 26 19 7 30 16 3 19 12 25 4 MEAN QNH PRESSURE IN HPA 1021.9 1020.2 1019.3 1016.5 1018.6 1013.4 1011.0 1014.0 1017.5 1022.7 1020.2 1023.3 1018.2 MAX. QNH PRESSURE IN HPA 1032.4 1028.6 1027.3 1022.2 1026.0 1019.8 1013.9 1021.2 1022.8 1036.3 1031.8 1032.8 1036.3 DAY 6 17 3 7 26 2 7 24 27 17 15 10 MIN. QNH PRESSURE IN HPA 1013.4 1010.5 1007.4 1011.3 1011.7 1004.2 1004.8 1009.3 1010.0 1015.0 1010.7 1017.7 1004.2 DAY 1 8 26 19 7 30 16 3 19 12 25 4 MEAN QFF PRESSURE IN HPA 1023.9 1022.2 1019.5 1013.2 1013.4 1006.1 1002.1 1005.8 1012.1 1020.9 1019.2 1026.2 1015.4 MAX. QFF PRESSURE IN HPA 1037.3 1032.4 1029.5 1021.8 1023.0 1014.0 1006.7 1013.7 1022.1 1038.2 1032.6 1037.8 1038.2 DAY 7 17 3 7 26 1 24 24 22 17 15 10 MIN. QFF PRESSURE IN HPA 1014.0 1008.6 1004.4 1007.0 1004.0 993.8 994.5 999.9 1002.3 1009.7 1006.9 1018.6 993.8 DAY 1 5 26 19 7 30 16 3 19 4 11 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.8 905.0 904.3 901.6 903.6 898.8 896.7 899.4 902.8 907.3 905.1 907.9 903.3 MAX. QFE PRESSURE IN HPA 915.7 912.5 911.4 905.7 910.5 904.8 899.8 906.3 907.9 919.8 915.5 916.5 919.8 DAY 6 17 3 7 26 2 24 24 21 17 15 10 MIN. QFE PRESSURE IN HPA 899.8 895.8 892.7 897.3 897.7 890.3 891.3 895.3 897.0 901.0 893.3 902.4 890.3 DAY 1 8 25 19 7 30 1 3 19 4 25 25 MEAN QNH PRESSURE IN HPA 1021.8 1019.7 1018.9 1016.0 1018.2 1013.0 1010.6 1013.6 1017.3 1022.3 1019.9 1022.9 1017.9 MAX. QNH PRESSURE IN HPA 1031.6 1028.0 1026.8 1020.5 1025.8 1019.5 1014.0 1021.2 1023.0 1036.1 1031.3 1032.4 1036.1 DAY 6 17 3 7 26 2 24 24 21 17 15 10 MIN. QNH PRESSURE IN HPA 1014.0 1009.6 1006.2 1011.3 1011.7 1003.6 1004.7 1009.1 1010.9 1015.4 1006.9 1016.9 1003.6 DAY 1 8 25 19 7 30 1 3 19 4 25 25 MEAN QFF PRESSURE IN HPA 1023.2 1021.2 1018.6 1012.5 1012.9 1005.5 1001.6 1005.3 1011.5 1019.7 1018.3 1025.3 1014.6 MAX. QFF PRESSURE IN HPA 1036.4 1032.0 1028.5 1020.3 1022.4 1013.8 1006.6 1013.4 1020.8 1038.4 1031.5 1037.4 1038.4 DAY 7 17 3 7 26 1 24 24 22 17 27 10 MIN. QFF PRESSURE IN HPA 1014.0 1006.0 1003.3 1006.7 1004.0 993.3 994.1 999.3 1002.5 1009.3 1005.4 1018.4 993.3 DAY 1 5 25 19 7 30 16 13 19 4 11 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.0 3.0 6.6 12.9 20.1 25.8 28.2 25.4 23.3 14.6 7.3 5.8 14.5 MINIMUN AIR TEMPERATURE (C) -3.7 -1.6 3.2 7.3 13.4 18.5 21.0 17.4 15.2 7.9 1.4 0.3 8.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 16 7 0 0 0 0 26 DAYS WITH MINIMUM TEMP. <=-4 14 9 0 0 0 0 0 0 0 0 0 4 27 DAYS WITH FREEZING MIN.<= 0 24 20 8 4 0 0 0 0 0 1 12 14 83 TEMPERATURE RECORDS LOWEST(C) -12.2 -9.4 -3.6 -1.8 4.4 13.2 17.4 6.0 9.4 -0.6 -3.8 -5.6 -12.2 DAY 15 5 20 6 3 17 17 31 1 3 19 6 MAXIMUM AIR TEMPERATURE (C) 6.6 8.8 11.2 19.7 26.5 32.5 34.4 32.8 31.5 22.2 14.2 13.0 21.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 20 30 23 18 1 0 0 99 DAYS WITH MAXIMUM TEMP. <= 0 6 4 1 0 0 0 0 0 0 0 0 0 11 TEMPERATURE RECORDS HIGHEST(C) 17.4 20.8 23.0 28.2 35.6 39.8 37.6 38.0 42.0 30.0 22.0 21.4 42.0 DAY 7 10 26 13 31 2 8 27 9 14 2 30 DIF. BETWEEN (MAX.-MIN.) (C) 10.3 10.4 8.0 12.4 13.1 14.0 13.4 15.4 16.3 14.3 12.8 12.7 12.7 MEAN DAILY TEMP. (MDT) (C) 1.4 3.6 7.2 13.5 20.0 25.5 27.7 25.1 23.3 15.1 7.8 6.6 14.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 29.0 134.8 207.0 135.5 82.1 0.0 0.0 0.0 588.4 HEATING DEG. DAYS(BASE 18 0C) 513.5 417.8 334.5 145.0 22.3 0.0 0.0 2.6 0.5 99.5 306.0 352.0 2193.7 DEWPOINT (MEAN C) -4.7 -2.6 2.6 4.1 6.3 9.8 11.6 8.6 9.7 3.4 -0.6 -1.8 3.9 MIXING RATIO (G/KG) 3.11 3.70 5.31 6.11 7.04 8.77 9.73 8.20 8.80 5.71 4.14 3.80 6.20 VAPOUR PRESSURE (HPA) 4.51 5.34 7.63 8.78 10.09 12.51 13.84 11.71 12.54 8.23 6.02 5.50 8.89 SATURATION DEF. (HPA) 2.70 2.83 2.62 7.27 14.74 22.12 25.48 22.59 17.86 9.49 4.85 4.31 11.41 RELATIVE HUMIDITY (MEAN %) 70 71 79 60 44 39 37 36 45 53 62 63 55 RELATIVE HUMIDITY (MAX. %) 90 94 96 86 66 54 47 48 61 77 87 87 74 RELATIVE HUMIDITY (MIN. %) 46 49 56 37 29 27 29 27 32 33 37 36 37 RELATIVE HUMIDITY (MEAN% 03UTC) 86 84 91 75 55 47 44 42 57 72 85 82 68 RELATIVE HUMIDITY (MEAN% 09UTC) 54 57 67 42 32 31 31 30 37 38 43 43 42 RELATIVE HUMIDITY (MEAN% 15UTC) 62 69 72 54 40 33 33 32 40 44 54 55 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 10.7 19.9 88.0 34.7 13.7 5.0 0.0 0.0 2.1 13.7 11.7 10.1 209.6 DAYS WITH PRECIPITATION >=10 0 1 2 1 0 0 0 0 0 0 1 0 5 DAYS WITH PRECIPITATION >= 5 1 1 8 1 1 0 0 0 0 1 1 1 15 DAYS WITH PRECIPITATION >= 1 3 5 11 11 6 2 0 0 1 3 1 2 45 DAYS WITH PRECIPITATION 5 11 23 16 11 2 0 0 2 4 2 6 82 GREATEST DAILY PRECIPITATION 6.7 11.1 17.4 13.3 5.0 4.0 0.0 0.0 2.1 7.0 11.0 7.4 17.4 DAY 9 3 8 4 1 28 ** ** 23 18 12 1 DAY WITH THUNDER STORM 0 0 1 8 3 0 0 0 2 0 0 0 14 DAYS WITH SNOW OR SLEET 3 6 7 2 0 0 0 0 0 0 1 2 21 DAYS WITH DUST 1 2 1 7 1 4 8 6 5 4 0 0 39 WIND DIRECTION (PREVAILING) 90 135 135 135 90 90 45 90 135 135 180 180 90 PREVAILING WIND SPEED(KNOTS) 5.5 7.7 6.8 7.4 8.4 10.5 11.9 9.8 7.5 8.4 5.7 5.1 8.2 PREVAILING WIND PERCENT 14.9 21.1 23.4 24.6 24.2 19.2 23.4 17.7 22.1 22.2 12.5 19.0 15.6 CALMS PERCENT OF WIND 48.0 32.8 29.8 20.0 24.2 17.1 14.9 14.5 25.0 28.2 57.9 37.1 29.1 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 87 115 118 114 93 68 9 67 120 130 134 200 87 VECTOR WIND MAGNITUDE(KNOTS) 0.8 2.2 2.4 2.5 2.4 3.4 5.5 3.4 2.9 1.6 1.0 0.6 1.8 WIND STEADINESES (MEAN %) 28.6 45.8 46.2 40.3 44.4 45.3 64.0 45.9 50.9 29.1 35.7 17.6 33.3 WIND SPEED (MEAN KNOTS) 2.8 4.8 5.2 6.2 5.4 7.5 8.6 7.4 5.7 5.5 2.8 3.4 5.4 FASTEST WIND DIRECTION 190 60 300 280 290 30 10 300 80 300 310 210 300 FASTEST WIND SPEED (KNOTS) 19 19 29 23 27 23 23 25 19 29 27 17 29 DAY 6 22 5 22 19 24 26 12 18 14 12 23 DAYS WITH SKY CLEAR (0-2)/8 12 5 3 5 9 23 27 29 26 16 21 13 189 DAYS WITH P.CLOUDY (3-6)/8 12 9 8 9 16 7 4 2 3 12 7 13 102 DAYS WITH CLOUDY (7-8)/8 7 15 20 16 6 0 0 0 1 3 2 5 75 DAYS WITH VISIBILITY =< 2 KM 11 9 13 3 0 1 0 0 1 2 4 8 52 DURATION OF SUNSHINE HOURS 167.3 117.8 117.1 170.4 270.3 326.5 357.6 373.2 300.5 256.0 234.6 185.7 2877.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.5 904.2 902.6 903.7 903.2 900.1 899.5 901.1 900.8 906.0 910.2 907.5 903.9 MAX. QFE PRESSURE IN HPA 920.1 912.5 907.8 912.8 909.9 906.6 907.3 912.0 910.8 918.2 920.9 917.6 920.9 DAY-HOUR 10- 6 27- 6 28-18 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2- 6 18-18 8- 6 MIN. QFE PRESSURE IN HPA 895.9 890.7 891.9 893.0 897.8 893.6 894.7 893.7 891.6 893.8 903.0 898.6 890.7 DAY-HOUR 7- 0 5-15 26- 9 10-12 29-15 5-12 6-12 8-12 9-12 27-12 29- 9 25- 0 MEAN QNH PRESSURE IN HPA 1022.5 1018.9 1017.1 1018.4 1017.8 1014.3 1013.7 1015.5 1015.1 1020.8 1025.5 1022.5 1018.5 MAX. QNH PRESSURE IN HPA 1036.4 1028.0 1022.8 1028.4 1025.2 1021.5 1022.3 1027.5 1026.1 1034.3 1037.3 1033.6 1037.3 DAY-HOUR 10- 6 27- 6 28-18 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2- 6 18-18 8- 6 MIN. QNH PRESSURE IN HPA 1009.7 1004.0 1005.3 1006.5 1011.8 1007.2 1008.4 1007.3 1005.0 1007.4 1017.6 1012.7 1004.0 DAY-HOUR 7- 0 5-15 26- 9 10-12 29-15 5-12 6-12 8-12 9-12 27-12 29- 9 25- 0 MEAN QFF PRESSURE IN HPA 1026.1 1021.4 1017.9 1016.4 1012.9 1007.0 1005.4 1008.4 1008.8 1018.2 1026.2 1023.8 1016.0 MAX. QFF PRESSURE IN HPA 1043.5 1034.2 1027.1 1030.8 1022.5 1016.2 1014.3 1024.6 1023.0 1033.9 1040.7 1037.7 1043.5 DAY-HOUR 10-18 27- 6 20- 6 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2-18 18-18 8- 3 MIN. QFF PRESSURE IN HPA 1007.8 1006.4 1001.4 1004.1 1005.8 998.2 1000.2 999.3 995.8 1002.7 1016.1 1012.0 995.8 DAY-HOUR 7- 0 10-12 26- 9 13-12 25-12 5-15 6-15 8-12 9-12 27-12 2-12 23- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 907.3 904.0 902.2 903.4 903.0 900.1 899.5 901.0 900.8 905.9 910.1 907.4 903.7 MAX. QFE PRESSURE IN HPA 918.2 910.7 906.0 911.2 908.0 906.1 906.5 911.3 908.8 916.4 920.0 915.9 920.0 DAY 10 27 29 5 4 12 4 30 25 2 19 8 MIN. QFE PRESSURE IN HPA 895.9 891.8 894.4 896.1 897.9 894.7 895.5 895.8 894.1 897.3 903.2 898.6 891.8 DAY 7 6 26 19 30 2 7 9 9 27 29 25 MEAN QNH PRESSURE IN HPA 1022.3 1018.6 1016.7 1018.0 1017.6 1014.4 1013.7 1015.3 1015.1 1020.8 1025.4 1022.4 1018.4 MAX. QNH PRESSURE IN HPA 1034.3 1026.0 1020.9 1026.6 1023.1 1021.0 1021.4 1026.7 1023.9 1032.3 1036.3 1031.8 1036.3 DAY 10 27 29 5 4 12 4 30 25 2 19 8 MIN. QNH PRESSURE IN HPA 1009.7 1005.2 1008.1 1010.0 1011.9 1008.4 1009.3 1009.6 1007.8 1011.3 1017.8 1012.7 1005.2 DAY 7 6 26 19 30 2 7 9 9 27 29 25 MEAN QFF PRESSURE IN HPA 1025.4 1020.7 1017.4 1016.0 1012.7 1007.2 1005.7 1008.4 1008.7 1017.8 1025.7 1023.3 1015.8 MAX. QFF PRESSURE IN HPA 1041.8 1031.4 1025.0 1029.1 1020.4 1015.4 1014.3 1023.0 1020.7 1031.2 1039.3 1035.5 1041.8 DAY 11 4 21 5 4 12 4 30 25 3 19 8 MIN. QFF PRESSURE IN HPA 1007.8 1007.4 1005.1 1004.9 1006.0 998.6 1001.2 1001.6 999.1 1006.7 1017.4 1012.3 998.6 DAY 7 6 26 14 30 2 7 9 9 27 2 30 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 907.7 904.3 902.8 904.2 903.8 901.0 900.4 901.9 901.6 906.5 910.6 907.8 904.4 MAX. QFE PRESSURE IN HPA 919.0 911.6 906.7 912.2 909.0 906.6 906.7 912.0 909.9 917.4 920.0 916.4 920.0 DAY 10 27 12 5 4 12 4 30 25 2 19 8 MIN. QFE PRESSURE IN HPA 898.4 893.6 894.6 897.6 898.9 895.5 896.8 896.3 894.1 897.3 903.2 899.2 893.6 DAY 7 6 26 19 30 2 6 8 9 27 29 25 MEAN QNH PRESSURE IN HPA 1022.7 1019.0 1017.4 1018.9 1018.4 1015.4 1014.7 1016.3 1016.0 1021.4 1025.9 1022.8 1019.1 MAX. QNH PRESSURE IN HPA 1035.2 1027.0 1021.6 1027.7 1024.2 1021.5 1021.6 1027.5 1025.2 1033.4 1036.3 1032.3 1036.3 DAY 10 27 12 5 4 12 4 30 25 2 19 8 MIN. QNH PRESSURE IN HPA 1012.5 1007.2 1008.3 1011.6 1013.0 1009.3 1010.7 1010.2 1007.8 1011.3 1017.8 1013.4 1007.2 DAY 7 6 26 19 30 2 6 8 9 27 29 25 MEAN QFF PRESSURE IN HPA 1026.9 1022.0 1018.5 1017.3 1013.7 1008.2 1006.6 1009.6 1010.5 1019.6 1027.6 1025.0 1017.1 MAX. QFF PRESSURE IN HPA 1042.1 1033.1 1025.6 1030.6 1021.5 1016.2 1014.0 1024.6 1022.6 1033.0 1040.7 1037.7 1042.1 DAY 11 27 21 5 4 12 4 30 25 2 19 8 MIN. QFF PRESSURE IN HPA 1010.8 1009.2 1005.7 1008.1 1007.0 1000.2 1002.3 1002.6 1000.1 1008.3 1018.8 1014.5 1000.1 DAY 7 6 26 25 30 2 6 8 9 27 29 30 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.8 905.2 903.6 904.7 904.2 901.0 900.4 902.2 902.0 907.1 911.4 908.8 904.9 MAX. QFE PRESSURE IN HPA 920.1 912.5 907.5 912.8 909.9 905.8 906.9 911.9 910.8 918.2 920.5 917.6 920.5 DAY 10 27 22 5 4 12 3 30 25 2 16 8 MIN. QFE PRESSURE IN HPA 899.6 896.1 893.7 896.6 899.6 896.1 896.9 896.1 894.3 897.0 904.1 900.4 893.7 DAY 7 6 26 10 30 2 6 8 9 27 29 25 MEAN QNH PRESSURE IN HPA 1024.0 1020.0 1018.2 1019.4 1018.8 1015.4 1014.7 1016.6 1016.5 1022.1 1026.8 1024.0 1019.7 MAX. QNH PRESSURE IN HPA 1036.4 1028.0 1022.5 1028.4 1025.2 1020.6 1021.9 1027.4 1026.1 1034.3 1036.8 1033.6 1036.8 DAY 10 27 22 5 4 12 3 30 25 2 16 8 MIN. QNH PRESSURE IN HPA 1013.8 1010.0 1007.3 1010.5 1013.8 1010.0 1010.8 1010.0 1008.0 1010.9 1018.8 1014.7 1007.3 DAY 7 6 26 10 30 2 6 8 9 27 29 25 MEAN QFF PRESSURE IN HPA 1027.6 1022.5 1019.2 1017.6 1013.9 1008.0 1006.2 1009.3 1010.0 1019.4 1027.4 1025.4 1017.2 MAX. QFF PRESSURE IN HPA 1043.5 1034.2 1027.1 1030.8 1022.5 1014.9 1013.4 1024.2 1023.0 1033.8 1039.9 1037.7 1043.5 DAY 10 27 20 5 4 12 3 30 25 2 19 8 MIN. QFF PRESSURE IN HPA 1011.3 1010.0 1004.0 1007.0 1007.2 1000.8 1002.2 1002.1 998.8 1006.8 1018.6 1014.4 998.8 DAY 7 10 26 25 30 2 6 8 9 27 2 25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 907.3 903.9 902.6 903.4 903.2 899.9 899.2 900.9 900.5 905.5 909.8 907.1 903.6 MAX. QFE PRESSURE IN HPA 919.0 910.8 906.6 911.5 909.2 904.6 906.6 910.0 908.4 917.2 919.0 915.7 919.0 DAY 10 27 22 5 4 11 3 30 25 2 18 8 MIN. QFE PRESSURE IN HPA 899.0 893.8 891.9 893.6 899.2 895.4 895.5 895.0 892.8 895.0 903.0 899.4 891.9 DAY 7 5 26 10 30 5 6 8 9 27 29 25 MEAN QNH PRESSURE IN HPA 1022.3 1018.6 1017.1 1018.0 1017.8 1014.2 1013.4 1015.2 1014.8 1020.4 1025.1 1022.1 1018.2 MAX. QNH PRESSURE IN HPA 1035.2 1026.1 1021.5 1026.9 1024.4 1019.3 1021.5 1025.3 1023.5 1033.2 1035.2 1031.6 1035.2 DAY 10 27 22 5 4 11 3 30 25 2 18 8 MIN. QNH PRESSURE IN HPA 1013.1 1007.4 1005.3 1007.2 1013.4 1009.2 1009.3 1008.7 1006.3 1008.7 1017.6 1013.6 1005.3 DAY 7 5 26 10 30 5 6 8 9 27 29 25 MEAN QFF PRESSURE IN HPA 1025.5 1020.7 1017.7 1015.8 1012.6 1006.6 1004.8 1007.6 1007.9 1017.2 1025.2 1022.8 1015.4 MAX. QFF PRESSURE IN HPA 1042.3 1031.7 1025.8 1029.3 1021.4 1013.0 1013.1 1021.7 1019.5 1032.0 1038.0 1035.2 1042.3 DAY 10 27 20 5 4 12 3 30 25 2 18 8 MIN. QFF PRESSURE IN HPA 1010.4 1006.7 1001.4 1004.9 1006.6 1000.1 1000.6 1000.6 996.8 1004.0 1016.3 1012.0 996.8 DAY 7 10 26 13 30 2 6 8 9 27 2 23 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.5 903.1 901.5 902.6 902.2 898.8 898.5 900.0 899.2 904.6 909.1 906.5 902.7 MAX. QFE PRESSURE IN HPA 918.3 909.4 905.9 910.1 907.5 904.1 906.0 909.3 906.3 916.0 918.7 915.0 918.7 DAY 10 13 20 4 4 11 3 29 25 2 18 8 MIN. QFE PRESSURE IN HPA 899.8 892.0 892.2 893.0 898.0 893.6 894.7 893.7 891.6 893.8 903.0 899.4 891.6 DAY 7 5 26 10 29 5 6 8 9 27 29 25 MEAN QNH PRESSURE IN HPA 1021.4 1017.6 1015.9 1017.1 1016.6 1012.9 1012.5 1014.2 1013.4 1019.3 1024.2 1021.4 1017.2 MAX. QNH PRESSURE IN HPA 1034.4 1024.6 1020.8 1025.4 1022.5 1018.8 1020.9 1024.5 1021.2 1031.9 1034.9 1030.8 1034.9 DAY 10 13 20 4 4 11 3 29 25 2 18 8 MIN. QNH PRESSURE IN HPA 1014.0 1005.4 1005.7 1006.5 1012.0 1007.2 1008.4 1007.3 1005.0 1007.4 1017.6 1013.6 1005.0 DAY 7 5 26 10 29 5 6 8 9 27 29 25 MEAN QFF PRESSURE IN HPA 1024.6 1019.8 1016.5 1015.0 1011.7 1005.6 1004.4 1007.1 1006.8 1016.4 1024.6 1022.2 1014.6 MAX. QFF PRESSURE IN HPA 1041.5 1029.9 1025.3 1027.8 1019.6 1012.8 1012.8 1020.0 1017.1 1030.7 1037.8 1034.7 1041.5 DAY 10 27 20 5 4 11 3 30 25 2 18 7 MIN. QFF PRESSURE IN HPA 1012.2 1006.4 1002.4 1004.1 1005.8 998.4 1000.2 999.3 995.8 1002.7 1016.1 1012.9 995.8 DAY 7 10 26 13 25 5 6 8 9 27 2 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.3 904.1 902.3 903.3 902.6 899.2 898.9 900.4 899.9 905.6 910.0 907.3 903.4 MAX. QFE PRESSURE IN HPA 918.5 910.4 906.9 910.8 907.9 905.5 906.3 910.8 907.8 916.5 920.3 915.7 920.3 DAY 10 27 28 4 4 11 3 29 24 2 18 7 MIN. QFE PRESSURE IN HPA 899.4 890.7 893.6 894.9 897.8 893.7 895.0 894.5 892.4 894.7 903.6 900.5 890.7 DAY 6 5 26 10 29 5 6 8 9 27 28 15 MEAN QNH PRESSURE IN HPA 1022.3 1018.8 1016.7 1017.9 1017.1 1013.4 1013.0 1014.7 1014.2 1020.4 1025.3 1022.3 1018.0 MAX. QNH PRESSURE IN HPA 1034.6 1025.7 1021.9 1026.1 1023.0 1020.3 1021.2 1026.1 1022.8 1032.4 1036.6 1031.6 1036.6 DAY 10 27 28 4 4 11 3 29 24 2 18 7 MIN. QNH PRESSURE IN HPA 1013.6 1004.0 1007.2 1008.6 1011.8 1007.3 1008.7 1008.2 1005.9 1008.4 1018.2 1014.8 1004.0 DAY 6 5 26 10 29 5 6 8 9 27 28 15 MEAN QFF PRESSURE IN HPA 1026.5 1021.8 1017.8 1016.2 1012.4 1006.2 1004.9 1008.0 1008.5 1018.6 1027.0 1024.4 1016.0 MAX. QFF PRESSURE IN HPA 1042.4 1032.2 1026.2 1029.3 1020.3 1014.6 1013.1 1021.3 1019.6 1032.6 1040.2 1036.9 1042.4 DAY 10 3 20 4 4 11 3 29 24 2 18 7 MIN. QFF PRESSURE IN HPA 1013.7 1008.0 1004.3 1004.2 1005.9 998.2 1000.2 1000.5 997.3 1005.5 1019.4 1015.5 997.3 DAY 6 5 26 25 24 5 6 8 9 27 6 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 907.9 904.9 903.0 904.5 903.6 900.4 899.9 901.6 901.3 906.5 910.7 907.7 904.3 MAX. QFE PRESSURE IN HPA 919.2 911.2 907.8 912.0 908.5 906.3 907.3 911.6 909.5 917.3 920.9 916.5 920.9 DAY 10 27 28 4 4 11 3 29 24 2 18 7 MIN. QFE PRESSURE IN HPA 898.0 891.8 895.6 896.8 898.7 895.0 896.0 895.8 894.7 896.1 903.7 899.9 891.8 DAY 6 5 26 13 24 1 6 8 8 27 28 24 MEAN QNH PRESSURE IN HPA 1022.9 1019.7 1017.6 1019.2 1018.3 1014.7 1014.1 1016.0 1015.6 1021.4 1026.0 1022.7 1019.0 MAX. QNH PRESSURE IN HPA 1035.4 1026.6 1022.8 1027.5 1023.6 1021.2 1022.3 1027.0 1024.7 1033.3 1037.3 1032.4 1037.3 DAY 10 27 28 4 4 11 3 29 24 2 18 7 MIN. QNH PRESSURE IN HPA 1012.0 1005.2 1009.4 1010.7 1012.8 1008.7 1009.8 1009.6 1008.4 1010.0 1018.3 1014.1 1005.2 DAY 6 5 26 13 24 1 6 8 8 27 28 24 MEAN QFF PRESSURE IN HPA 1026.5 1022.3 1018.4 1017.3 1013.3 1007.4 1005.8 1008.8 1009.2 1018.7 1026.7 1024.2 1016.6 MAX. QFF PRESSURE IN HPA 1043.5 1032.9 1026.9 1029.9 1021.6 1015.2 1014.3 1022.6 1021.7 1033.9 1040.7 1036.8 1043.5 DAY 10 3 20 4 2 11 3 29 24 2 18 7 MIN. QFF PRESSURE IN HPA 1010.5 1008.3 1007.1 1005.7 1005.9 1000.1 1001.2 1001.6 999.9 1005.6 1017.8 1014.8 999.9 DAY 6 5 26 13 24 1 6 8 8 27 28 24 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 907.5 904.6 902.7 904.0 903.4 900.1 899.6 901.2 901.1 906.2 910.3 907.4 904.0 MAX. QFE PRESSURE IN HPA 918.2 910.7 907.0 912.2 908.4 906.0 906.7 911.4 909.3 916.5 920.3 916.5 920.3 DAY 10 26 20 4 3 11 3 29 24 2 18 7 MIN. QFE PRESSURE IN HPA 896.5 891.8 895.0 896.3 897.9 894.6 895.3 895.6 894.4 898.1 903.2 898.9 891.8 DAY 6 5 13 18 29 1 6 8 8 26 28 24 MEAN QNH PRESSURE IN HPA 1022.5 1019.3 1017.2 1018.7 1018.0 1014.4 1013.8 1015.6 1015.4 1021.1 1025.6 1022.4 1018.7 MAX. QNH PRESSURE IN HPA 1034.3 1026.0 1022.0 1027.7 1023.5 1020.9 1021.6 1026.8 1024.5 1032.4 1036.6 1032.4 1036.6 DAY 10 26 20 4 3 11 3 29 24 2 18 7 MIN. QNH PRESSURE IN HPA 1010.4 1005.2 1008.7 1010.2 1011.9 1008.3 1009.1 1009.4 1008.1 1012.2 1017.8 1013.0 1005.2 DAY 6 5 13 18 29 1 6 8 8 26 28 24 MEAN QFF PRESSURE IN HPA 1025.7 1021.4 1017.7 1016.4 1012.8 1006.9 1005.4 1008.3 1008.7 1018.1 1025.8 1023.2 1015.9 MAX. QFF PRESSURE IN HPA 1042.4 1032.6 1026.3 1030.3 1021.0 1015.0 1014.0 1022.4 1021.0 1032.4 1040.1 1036.3 1042.4 DAY 10 3 20 4 3 11 3 29 24 2 18 7 MIN. QFF PRESSURE IN HPA 1008.0 1007.4 1007.6 1004.1 1006.2 999.3 1000.7 1001.2 999.7 1007.5 1017.4 1012.2 999.3 DAY 6 5 25 13 29 1 6 8 8 26 28 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.4 3.3 7.2 15.5 19.8 26.4 29.1 26.6 21.5 17.6 7.7 4.6 15.2 MINIMUN AIR TEMPERATURE (C) -0.9 -2.1 2.1 9.7 13.2 19.1 20.9 18.2 14.1 10.5 2.7 0.2 9.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 15 5 0 0 0 0 25 DAYS WITH MINIMUM TEMP. <=-4 3 9 1 0 0 0 0 0 0 0 2 2 17 DAYS WITH FREEZING MIN.<= 0 19 22 10 0 0 0 0 0 0 0 6 16 73 TEMPERATURE RECORDS LOWEST(C) -6.8 -7.4 -4.2 2.6 7.0 14.0 17.6 13.0 10.0 6.0 -5.4 -6.0 -7.4 DAY 30 2 9 2 7 5 1 27 16 22 25 19 MAXIMUM AIR TEMPERATURE (C) 9.3 10.3 13.3 21.8 26.4 33.6 36.0 34.4 29.3 25.5 13.8 9.6 21.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 10 27 31 28 13 5 0 0 116 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 1 2 TEMPERATURE RECORDS HIGHEST(C) 16.8 21.2 25.2 30.2 35.2 38.2 40.8 41.6 39.6 34.6 25.6 17.2 41.6 DAY 10 22 25 28 28 16 18 15 2 3 5 9 DIF. BETWEEN (MAX.-MIN.) (C) 10.2 12.4 11.2 12.1 13.2 14.5 15.1 16.2 15.2 15.0 11.1 9.4 12.9 MEAN DAILY TEMP. (MDT) (C) 4.2 4.1 7.7 15.7 19.8 26.4 28.4 26.3 21.7 18.0 8.3 4.9 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.5 40.3 161.9 230.9 164.1 50.9 9.8 0.0 0.0 660.5 HEATING DEG. DAYS(BASE 18 0C) 428.1 390.1 318.6 87.1 27.7 0.0 0.0 0.0 3.4 39.5 293.0 405.7 1993.2 DEWPOINT (MEAN C) -1.9 -4.1 0.7 5.6 8.2 11.8 11.4 9.6 4.5 4.2 1.7 -0.5 4.3 MIXING RATIO (G/KG) 3.77 3.28 4.63 6.63 7.81 9.90 9.70 8.68 6.12 6.00 5.00 4.16 6.31 VAPOUR PRESSURE (HPA) 5.45 4.74 6.64 9.48 11.19 14.07 13.76 12.37 8.80 8.65 7.23 6.01 9.03 SATURATION DEF. (HPA) 2.75 3.50 4.21 9.25 13.46 21.62 27.87 24.17 18.35 12.64 3.95 2.87 12.05 RELATIVE HUMIDITY (MEAN %) 73 64 69 57 52 44 35 36 36 46 69 73 55 RELATIVE HUMIDITY (MAX. %) 94 93 92 86 78 68 45 47 52 67 89 94 75 RELATIVE HUMIDITY (MIN. %) 48 36 43 34 32 27 27 27 21 27 48 52 35 RELATIVE HUMIDITY (MEAN% 03UTC) 86 85 86 72 62 56 41 44 48 63 86 90 68 RELATIVE HUMIDITY (MEAN% 09UTC) 56 44 50 40 37 29 28 29 25 32 54 57 40 RELATIVE HUMIDITY (MEAN% 15UTC) 70 55 62 48 46 37 31 32 30 40 64 68 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 34.1 11.4 38.0 17.0 52.0 14.0 0.2 0.0 0.0 14.0 24.6 34.2 239.5 DAYS WITH PRECIPITATION >=10 2 0 0 0 2 0 0 0 0 0 1 2 7 DAYS WITH PRECIPITATION >= 5 3 1 3 2 3 1 0 0 0 1 3 3 20 DAYS WITH PRECIPITATION >= 1 5 1 8 4 6 5 0 0 0 3 4 5 41 DAYS WITH PRECIPITATION 8 9 14 10 9 13 1 0 1 7 6 10 88 GREATEST DAILY PRECIPITATION 14.0 9.6 9.0 5.0 24.0 5.0 0.2 0.0 0.0 8.0 10.2 11.0 24.0 DAY 18 28 13 1 6 9 31 ** ** 25 14 18 DAY WITH THUNDER STORM 0 2 2 1 4 11 1 0 0 0 0 0 21 DAYS WITH SNOW OR SLEET 4 5 6 0 1 0 0 0 0 0 0 4 20 DAYS WITH DUST 0 1 1 3 4 3 6 5 3 3 0 0 29 WIND DIRECTION (PREVAILING) 90 90 90 135 90 315 45 90 180 180 180 135 90 PREVAILING WIND SPEED(KNOTS) 6.8 7.3 8.5 9.6 8.6 9.7 12.3 10.1 6.2 5.6 5.5 6.7 8.6 PREVAILING WIND PERCENT 8.5 13.4 14.1 17.5 21.4 17.1 23.8 27.0 27.9 19.4 13.8 11.3 13.9 CALMS PERCENT OF WIND 65.7 42.0 29.0 25.0 31.5 20.8 19.8 13.7 19.2 25.4 46.3 40.7 31.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 137 88 100 129 62 24 62 92 144 147 145 227 96 VECTOR WIND MAGNITUDE(KNOTS) 0.9 0.4 0.9 1.6 2.3 2.7 4.2 3.4 3.8 0.9 1.6 0.4 1.4 WIND STEADINESES (MEAN %) 36.0 8.0 14.5 23.9 40.4 38.0 55.3 47.2 65.5 20.0 45.7 11.1 25.5 WIND SPEED (MEAN KNOTS) 2.5 5.0 6.2 6.7 5.7 7.1 7.6 7.2 5.8 4.5 3.5 3.6 5.5 FASTEST WIND DIRECTION 110 310 310 100 310 310 60 50 150 330 290 350 310 FASTEST WIND SPEED (KNOTS) 19 29 27 27 23 45 23 21 19 27 23 17 45 DAY 27 1 8 10 15 16 3 22 14 7 5 11 DAYS WITH SKY CLEAR (0-2)/8 8 13 3 4 11 13 29 31 29 20 11 10 182 DAYS WITH P.CLOUDY (3-6)/8 13 10 13 18 16 14 2 0 1 7 11 13 118 DAYS WITH CLOUDY (7-8)/8 10 5 15 8 4 3 0 0 0 4 8 8 65 DAYS WITH VISIBILITY =< 2 KM 16 1 9 1 2 0 0 0 0 1 7 11 48 DURATION OF SUNSHINE HOURS 152.6 194.8 160.6 210.3 282.0 298.6 388.7 379.3 313.1 242.2 175.9 146.7 2944.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.1 904.9 900.9 900.7 902.9 898.6 897.0 900.1 904.4 905.2 908.0 905.1 902.7 MAX. QFE PRESSURE IN HPA 914.4 913.5 916.7 909.8 909.6 904.8 902.2 906.9 912.3 913.1 921.0 914.4 921.0 DAY-HOUR 8- 6 21-15 11- 6 20-18 8- 6 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 MIN. QFE PRESSURE IN HPA 893.3 891.7 890.0 889.4 890.3 893.3 890.9 894.0 893.1 899.5 901.8 894.9 889.4 DAY-HOUR 31-21 1- 0 25-12 10- 0 5- 0 23-15 16-12 5-12 2-12 3-12 5- 9 10-12 MEAN QNH PRESSURE IN HPA 1018.8 1019.6 1015.2 1015.1 1017.5 1012.8 1011.0 1014.4 1019.1 1020.0 1023.0 1019.8 1017.2 MAX. QNH PRESSURE IN HPA 1030.1 1029.1 1032.7 1025.0 1024.8 1019.5 1016.7 1021.9 1027.8 1028.7 1037.4 1030.1 1037.4 DAY-HOUR 8- 6 21-15 11- 6 20-18 8- 6 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 MIN. QNH PRESSURE IN HPA 1006.9 1005.1 1003.2 1002.6 1003.6 1006.9 1004.2 1007.6 1006.6 1013.7 1016.2 1008.6 1002.6 DAY-HOUR 31-21 1- 0 25-12 10- 0 5- 0 23-15 16-12 5-12 2-12 3-12 5- 9 10-12 MEAN QFF PRESSURE IN HPA 1021.0 1022.0 1015.7 1012.0 1012.6 1005.1 1002.4 1006.8 1013.7 1016.1 1023.4 1021.6 1014.4 MAX. QFF PRESSURE IN HPA 1034.3 1033.1 1035.5 1024.7 1022.6 1013.8 1009.0 1014.9 1024.8 1026.4 1040.2 1034.2 1040.2 DAY-HOUR 19-18 8- 3 11- 6 13-18 6-18 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 MIN. QFF PRESSURE IN HPA 1007.3 1007.3 999.0 997.9 996.5 998.4 994.8 999.8 998.1 1006.5 1011.7 1007.2 994.8 DAY-HOUR 16-12 1- 0 25-12 10- 0 5- 0 23-15 16- 9 14-12 2-12 3-12 5- 9 11- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.1 904.4 900.5 900.5 902.8 898.5 896.9 900.0 904.3 905.3 907.7 904.9 902.5 MAX. QFE PRESSURE IN HPA 913.3 911.8 914.6 907.5 908.1 903.3 900.7 904.7 910.6 911.8 919.4 913.5 919.4 DAY 24 26 11 14 8 5 9 24 8 9 8 29 MIN. QFE PRESSURE IN HPA 895.6 891.7 890.8 889.4 890.3 894.0 892.2 895.4 896.2 901.3 903.3 895.8 889.4 DAY 18 1 30 10 5 24 16 6 2 7 19 10 MEAN QNH PRESSURE IN HPA 1018.8 1019.1 1014.8 1014.8 1017.3 1012.7 1010.8 1014.3 1019.0 1020.1 1022.8 1019.7 1017.0 MAX. QNH PRESSURE IN HPA 1028.9 1027.3 1030.3 1022.5 1023.2 1017.9 1015.0 1019.4 1025.9 1027.3 1035.6 1029.1 1035.6 DAY 24 26 11 14 8 5 9 24 8 9 8 29 MIN. QNH PRESSURE IN HPA 1009.4 1005.1 1004.1 1002.6 1003.6 1007.6 1005.7 1009.2 1010.1 1015.7 1017.9 1009.6 1002.6 DAY 18 1 30 10 5 24 16 6 2 7 19 10 MEAN QFF PRESSURE IN HPA 1020.5 1021.1 1015.0 1011.7 1012.6 1005.1 1002.5 1006.8 1013.4 1016.0 1022.8 1021.1 1014.1 MAX. QFF PRESSURE IN HPA 1032.4 1031.9 1032.5 1022.7 1022.1 1012.2 1007.5 1013.0 1022.6 1025.4 1038.4 1032.8 1038.4 DAY 24 8 11 14 7 5 9 25 8 9 8 29 MIN. QFF PRESSURE IN HPA 1010.1 1007.3 1000.2 997.9 996.5 999.1 996.5 1001.5 1001.0 1009.7 1015.2 1007.2 996.5 DAY 17 1 30 10 5 24 16 1 3 7 5 11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.5 905.0 901.1 901.4 903.6 899.4 897.8 900.8 905.2 905.8 908.2 905.2 903.2 MAX. QFE PRESSURE IN HPA 913.8 912.0 915.5 908.2 909.4 903.9 901.8 905.8 911.7 911.8 919.7 913.0 919.7 DAY 24 26 11 14 8 5 21 24 8 8 8 29 MIN. QFE PRESSURE IN HPA 896.0 894.9 891.2 890.1 891.4 895.3 892.2 896.0 896.4 901.6 903.5 896.7 890.1 DAY 26 1 30 10 5 24 16 5 2 7 5 10 MEAN QNH PRESSURE IN HPA 1019.2 1019.7 1015.5 1015.8 1018.2 1013.6 1011.9 1015.2 1020.0 1020.7 1023.3 1019.9 1017.7 MAX. QNH PRESSURE IN HPA 1029.5 1027.5 1031.3 1023.3 1024.6 1018.5 1016.2 1020.6 1027.1 1027.3 1036.0 1028.6 1036.0 DAY 24 26 11 14 8 5 21 24 8 8 8 29 MIN. QNH PRESSURE IN HPA 1009.8 1008.6 1004.6 1003.3 1004.8 1009.1 1005.7 1009.8 1010.3 1016.0 1018.1 1010.6 1003.3 DAY 26 1 30 10 5 24 16 5 2 7 5 10 MEAN QFF PRESSURE IN HPA 1022.0 1022.8 1016.6 1013.2 1013.5 1006.2 1003.4 1008.0 1015.3 1017.6 1024.3 1022.3 1015.4 MAX. QFF PRESSURE IN HPA 1033.5 1033.1 1034.2 1024.0 1022.5 1012.9 1008.5 1014.2 1024.4 1025.5 1039.0 1033.1 1039.0 DAY 24 8 11 14 8 5 22 25 8 9 8 29 MIN. QFF PRESSURE IN HPA 1011.4 1007.4 1001.3 999.3 998.1 1000.6 996.3 1002.2 1003.2 1010.9 1015.1 1010.1 996.3 DAY 17 23 30 10 5 24 16 6 2 7 5 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.6 905.9 901.9 901.9 903.9 899.5 898.0 901.2 905.7 906.4 909.1 906.4 903.8 MAX. QFE PRESSURE IN HPA 914.4 913.2 916.7 908.4 909.6 903.9 902.2 906.9 912.3 912.7 920.6 914.0 920.6 DAY 8 21 11 14 8 8 22 24 8 8 7 28 MIN. QFE PRESSURE IN HPA 897.2 898.4 892.3 890.6 895.2 895.3 892.2 896.1 896.1 902.3 903.5 898.4 890.6 DAY 16 23 8 10 5 24 16 5 2 7 5 10 MEAN QNH PRESSURE IN HPA 1020.4 1020.8 1016.3 1016.3 1018.5 1013.7 1012.1 1015.6 1020.5 1021.3 1024.3 1021.3 1018.4 MAX. QNH PRESSURE IN HPA 1030.1 1028.8 1032.7 1023.5 1024.8 1018.5 1016.7 1021.9 1027.8 1028.2 1036.9 1029.7 1036.9 DAY 8 21 11 14 8 8 22 24 8 8 7 28 MIN. QNH PRESSURE IN HPA 1011.2 1012.5 1005.8 1003.9 1009.0 1009.1 1005.7 1010.0 1010.0 1016.8 1018.1 1012.5 1003.9 DAY 16 23 8 10 5 24 16 5 2 7 5 10 MEAN QFF PRESSURE IN HPA 1022.8 1023.3 1017.0 1013.2 1013.6 1006.0 1003.3 1007.8 1014.9 1017.2 1024.7 1023.0 1015.6 MAX. QFF PRESSURE IN HPA 1034.2 1031.9 1035.5 1024.3 1022.4 1012.2 1009.0 1014.9 1024.8 1024.8 1039.9 1033.1 1039.9 DAY 24 8 11 13 8 4 22 24 8 8 8 28 MIN. QFF PRESSURE IN HPA 1012.1 1010.8 1004.3 998.9 1003.2 1000.5 996.0 1001.9 1000.7 1010.4 1014.2 1010.5 996.0 DAY 16 23 25 10 5 24 16 15 2 3 5 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.9 904.4 900.6 900.5 902.8 898.4 896.9 900.0 904.0 904.5 907.5 904.7 902.3 MAX. QFE PRESSURE IN HPA 912.8 913.2 915.0 907.3 909.2 902.7 900.8 905.7 910.9 912.3 919.8 912.9 919.8 DAY 19 21 11 13 12 4 22 24 7 8 7 28 MIN. QFE PRESSURE IN HPA 895.1 897.3 892.1 891.3 896.0 894.1 891.3 895.0 894.4 900.5 901.8 895.6 891.3 DAY 16 23 25 10 4 24 16 14 2 23 5 10 MEAN QNH PRESSURE IN HPA 1018.5 1019.1 1014.9 1014.8 1017.3 1012.5 1010.9 1014.2 1018.7 1019.2 1022.5 1019.4 1016.8 MAX. QNH PRESSURE IN HPA 1028.4 1028.8 1030.8 1022.3 1024.4 1017.2 1015.1 1020.5 1026.3 1027.8 1036.1 1028.5 1036.1 DAY 19 21 11 13 12 4 22 24 7 8 7 28 MIN. QNH PRESSURE IN HPA 1008.9 1011.3 1005.5 1004.7 1009.8 1007.8 1004.7 1008.7 1008.1 1014.8 1016.2 1009.4 1004.7 DAY 16 23 25 10 4 24 16 14 2 23 5 10 MEAN QFF PRESSURE IN HPA 1020.5 1021.1 1015.1 1011.5 1012.2 1004.6 1001.9 1006.1 1012.8 1014.8 1022.5 1020.8 1013.7 MAX. QFF PRESSURE IN HPA 1033.6 1031.5 1032.6 1022.6 1021.2 1010.7 1007.2 1013.6 1022.7 1024.4 1038.1 1031.4 1038.1 DAY 19 21 11 13 8 4 22 24 7 8 7 28 MIN. QFF PRESSURE IN HPA 1009.8 1009.4 1001.4 1000.0 1003.7 999.1 994.8 1000.0 999.0 1007.9 1011.7 1007.9 994.8 DAY 16 23 25 10 4 24 16 15 2 3 5 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.0 903.6 899.6 899.4 901.8 897.4 896.0 898.9 902.8 903.7 907.0 904.2 901.4 MAX. QFE PRESSURE IN HPA 912.5 913.2 913.0 906.4 908.0 902.4 899.9 904.7 909.6 911.5 919.6 912.5 919.6 DAY 19 21 11 13 12 4 21 24 7 8 7 28 MIN. QFE PRESSURE IN HPA 893.9 895.5 890.0 890.6 893.8 893.3 890.9 894.0 893.1 899.5 901.8 894.9 890.0 DAY 16 27 25 10 4 24 16 5 2 3 19 10 MEAN QNH PRESSURE IN HPA 1017.6 1018.2 1013.8 1013.6 1016.3 1011.4 1009.8 1013.0 1017.3 1018.3 1022.0 1018.9 1015.8 MAX. QNH PRESSURE IN HPA 1028.0 1028.8 1028.6 1021.3 1023.1 1016.9 1014.1 1019.4 1024.8 1026.9 1035.8 1028.0 1035.8 DAY 19 21 11 13 12 4 21 24 7 8 7 28 MIN. QNH PRESSURE IN HPA 1007.5 1009.3 1003.2 1003.9 1007.4 1006.9 1004.2 1007.6 1006.6 1013.7 1016.2 1008.6 1003.2 DAY 16 27 25 10 4 24 16 5 2 3 19 10 MEAN QFF PRESSURE IN HPA 1019.3 1020.2 1014.0 1010.4 1011.5 1003.8 1001.3 1005.3 1011.7 1014.2 1022.0 1020.3 1012.8 MAX. QFF PRESSURE IN HPA 1032.8 1031.9 1030.1 1021.5 1020.3 1010.8 1005.9 1012.8 1021.1 1023.8 1038.0 1031.1 1038.0 DAY 19 21 11 13 8 4 21 24 7 8 7 28 MIN. QFF PRESSURE IN HPA 1007.3 1009.2 999.0 999.1 1001.4 998.6 994.9 999.8 998.1 1006.5 1012.2 1007.4 994.9 DAY 16 27 25 10 4 24 16 14 2 3 5 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.7 904.8 900.7 900.0 902.2 898.2 896.3 899.4 903.6 904.7 907.9 905.0 902.2 MAX. QFE PRESSURE IN HPA 913.0 913.5 913.9 907.9 908.6 903.7 900.4 904.8 910.5 912.6 920.8 913.8 920.8 DAY 19 21 11 13 12 7 21 24 7 8 7 28 MIN. QFE PRESSURE IN HPA 894.1 895.6 892.3 891.2 893.0 893.3 891.6 894.0 893.2 900.9 902.7 896.2 891.2 DAY 17 27 25 10 4 23 16 5 2 3 19 10 MEAN QNH PRESSURE IN HPA 1018.4 1019.5 1015.0 1014.2 1016.7 1012.2 1010.2 1013.6 1018.2 1019.5 1022.9 1019.8 1016.7 MAX. QNH PRESSURE IN HPA 1028.6 1029.1 1029.6 1023.0 1023.7 1018.3 1014.7 1019.5 1025.8 1028.1 1037.2 1029.5 1037.2 DAY 19 21 11 13 12 7 21 24 7 8 7 28 MIN. QNH PRESSURE IN HPA 1007.8 1009.4 1005.8 1004.6 1006.5 1006.9 1005.0 1007.6 1006.8 1015.2 1017.2 1010.1 1004.6 DAY 17 27 25 10 4 23 16 5 2 3 19 10 MEAN QFF PRESSURE IN HPA 1021.1 1022.6 1016.0 1011.5 1011.9 1004.9 1001.6 1006.3 1013.5 1016.4 1024.0 1022.1 1014.3 MAX. QFF PRESSURE IN HPA 1033.9 1032.7 1032.1 1023.8 1020.8 1012.8 1006.6 1013.4 1022.9 1025.6 1039.9 1033.5 1039.9 DAY 19 21 11 13 8 7 21 24 7 8 7 28 MIN. QFF PRESSURE IN HPA 1008.8 1009.5 1003.2 1001.1 1000.4 998.4 995.4 999.8 999.0 1009.6 1013.8 1009.9 995.4 DAY 16 22 25 10 4 23 16 5 2 3 5 10 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.2 905.7 901.6 901.3 903.6 899.2 897.5 900.7 904.9 905.7 908.4 905.4 903.2 MAX. QFE PRESSURE IN HPA 913.6 913.3 914.9 909.8 909.2 902.7 901.1 905.6 911.8 913.1 921.0 914.4 921.0 DAY 19 25 11 20 7 4 21 24 7 8 7 28 MIN. QFE PRESSURE IN HPA 894.6 896.6 891.5 893.3 892.6 894.1 893.0 895.2 895.6 901.2 903.6 896.1 891.5 DAY 31 22 25 9 4 23 16 5 2 6 19 10 MEAN QNH PRESSURE IN HPA 1018.9 1020.6 1016.0 1015.7 1018.2 1013.4 1011.4 1015.0 1019.7 1020.6 1023.5 1020.2 1017.8 MAX. QNH PRESSURE IN HPA 1029.2 1028.9 1030.7 1025.0 1024.4 1017.2 1015.5 1020.4 1027.3 1028.7 1037.4 1030.1 1037.4 DAY 19 25 11 20 7 4 21 24 7 8 7 28 MIN. QNH PRESSURE IN HPA 1008.3 1010.5 1004.9 1006.9 1006.1 1007.8 1006.5 1009.0 1009.4 1015.6 1018.2 1010.0 1004.9 DAY 31 22 25 9 4 23 16 5 2 6 19 10 MEAN QFF PRESSURE IN HPA 1021.3 1023.1 1016.7 1012.5 1013.3 1005.8 1002.8 1007.3 1014.2 1016.6 1024.0 1021.9 1014.9 MAX. QFF PRESSURE IN HPA 1034.3 1032.6 1033.4 1024.7 1022.6 1011.4 1007.8 1014.1 1024.4 1026.4 1040.2 1034.2 1040.2 DAY 19 7 11 13 6 4 8 24 7 8 7 28 MIN. QFF PRESSURE IN HPA 1009.6 1010.8 1001.4 1002.8 999.7 999.0 996.7 1001.0 1000.1 1010.0 1014.2 1008.1 996.7 DAY 16 22 25 5 4 23 16 5 2 6 5 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 903.8 905.4 901.0 901.0 903.0 898.7 897.1 900.3 904.7 905.6 907.9 905.1 902.8 MAX. QFE PRESSURE IN HPA 913.3 912.7 915.0 908.1 909.0 904.8 901.1 904.7 911.0 912.5 920.5 914.4 920.5 DAY 23 25 10 13 7 4 21 24 7 8 7 28 MIN. QFE PRESSURE IN HPA 893.3 896.6 891.4 891.6 891.3 894.0 892.6 895.2 896.3 901.2 903.3 895.8 891.3 DAY 31 22 25 9 4 23 15 5 2 6 19 10 MEAN QNH PRESSURE IN HPA 1018.5 1020.3 1015.4 1015.4 1017.5 1012.8 1011.0 1014.5 1019.5 1020.5 1023.0 1019.8 1017.3 MAX. QNH PRESSURE IN HPA 1028.9 1028.2 1030.8 1023.2 1024.2 1019.5 1015.5 1019.4 1026.4 1028.0 1036.8 1030.1 1036.8 DAY 23 25 10 13 7 4 21 24 7 8 7 28 MIN. QNH PRESSURE IN HPA 1006.9 1010.5 1004.8 1005.0 1004.7 1007.6 1006.1 1009.0 1010.2 1015.6 1017.9 1009.6 1004.7 DAY 31 22 25 9 4 23 15 5 2 6 19 10 MEAN QFF PRESSURE IN HPA 1020.4 1022.2 1015.5 1011.9 1012.4 1004.9 1002.3 1006.7 1013.6 1016.2 1023.1 1021.3 1014.2 MAX. QFF PRESSURE IN HPA 1033.7 1031.8 1033.1 1023.4 1021.9 1013.8 1007.5 1012.9 1022.9 1025.7 1039.6 1033.9 1039.6 DAY 19 7 10 12 6 4 8 24 7 8 7 28 MIN. QFF PRESSURE IN HPA 1008.9 1009.7 1000.6 1001.0 997.4 998.8 996.6 1000.9 1001.1 1009.9 1013.1 1007.7 996.6 DAY 31 22 25 9 4 23 15 5 2 6 5 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.8 1.2 8.4 16.6 19.2 26.1 28.4 26.8 21.9 14.9 11.2 7.4 15.3 MINIMUN AIR TEMPERATURE (C) -1.8 -3.5 2.9 10.6 12.9 18.2 20.7 19.5 14.0 7.6 4.7 1.9 9.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 6 14 8 0 0 0 0 28 DAYS WITH MINIMUM TEMP. <=-4 7 13 5 0 0 0 0 0 0 0 0 0 25 DAYS WITH FREEZING MIN.<= 0 22 24 7 0 0 0 0 0 0 1 0 7 61 TEMPERATURE RECORDS LOWEST(C) -8.2 -13.8 -9.4 4.0 3.2 14.2 16.4 16.4 8.2 -0.8 0.2 -1.0 -13.8 DAY 15 18 4 2 4 1 2 26 13 11 26 23 MAXIMUM AIR TEMPERATURE (C) 6.4 6.1 14.7 22.5 25.2 32.6 35.1 33.8 29.8 23.5 19.1 14.8 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 3 5 25 29 30 13 4 0 0 109 DAYS WITH MAXIMUM TEMP. <= 0 0 6 1 0 0 0 0 0 0 0 0 0 7 TEMPERATURE RECORDS HIGHEST(C) 13.4 21.0 27.0 33.0 36.5 38.2 43.8 36.6 37.8 35.8 26.4 28.2 43.8 DAY 30 8 30 18 22 28 6 1 3 2 1 11 DIF. BETWEEN (MAX.-MIN.) (C) 8.2 9.6 11.8 11.9 12.3 14.4 14.4 14.3 15.8 15.9 14.4 12.9 13.0 MEAN DAILY TEMP. (MDT) (C) 2.3 1.3 8.8 16.6 19.1 25.4 27.9 26.7 21.9 15.6 11.9 8.4 15.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 11.1 27.3 130.7 214.1 175.3 53.0 7.3 0.0 0.0 618.9 HEATING DEG. DAYS(BASE 18 0C) 485.4 468.5 288.5 84.2 45.1 0.0 0.0 0.0 2.4 103.3 183.4 298.0 1959.0 DEWPOINT (MEAN C) -2.2 -3.0 0.6 7.5 8.0 9.1 10.9 10.0 7.0 1.5 1.0 -0.3 4.2 MIXING RATIO (G/KG) 3.68 3.54 4.60 7.43 7.84 8.23 9.33 8.79 7.23 5.19 4.65 4.22 6.23 VAPOUR PRESSURE (HPA) 5.31 5.11 6.62 10.63 11.22 11.76 13.27 12.54 10.36 7.49 6.73 6.13 8.93 SATURATION DEF. (HPA) 1.87 2.18 5.67 9.59 12.30 23.22 26.81 23.73 17.46 11.03 7.47 4.77 12.17 RELATIVE HUMIDITY (MEAN %) 78 78 64 60 52 36 35 37 40 47 56 64 54 RELATIVE HUMIDITY (MAX. %) 97 96 88 84 78 50 49 51 52 73 85 89 74 RELATIVE HUMIDITY (MIN. %) 53 58 41 39 35 27 26 26 30 27 33 42 36 RELATIVE HUMIDITY (MEAN% 03UTC) 91 90 82 76 64 43 43 47 50 68 80 83 68 RELATIVE HUMIDITY (MEAN% 09UTC) 59 64 49 45 40 28 28 28 33 32 36 47 41 RELATIVE HUMIDITY (MEAN% 15UTC) 72 73 55 52 46 31 30 33 35 36 48 55 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 24.1 129.6 34.1 93.1 32.2 2.0 7.1 5.3 0.2 7.4 2.2 9.6 346.9 DAYS WITH PRECIPITATION >=10 0 3 1 3 1 0 0 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 1 7 2 5 4 0 1 0 0 0 0 0 20 DAYS WITH PRECIPITATION >= 1 6 10 6 7 5 1 1 2 0 2 1 3 44 DAYS WITH PRECIPITATION 16 15 10 12 11 1 2 4 1 3 3 6 84 GREATEST DAILY PRECIPITATION 8.4 40.0 18.1 52.0 10.3 2.0 7.0 4.0 0.2 4.2 1.6 4.5 52.0 DAY 14 10 2 6 17 2 25 5 12 25 13 3 DAY WITH THUNDER STORM 0 0 2 6 7 2 1 1 0 0 0 0 19 DAYS WITH SNOW OR SLEET 12 12 4 0 0 0 0 0 0 0 0 1 29 DAYS WITH DUST 0 0 5 1 3 4 6 4 2 2 1 1 29 WIND DIRECTION (PREVAILING) 315 180 135 180 180 90 135 360 225 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 9.3 6.9 7.5 7.3 7.1 10.8 10.3 7.9 5.8 6.8 6.2 5.6 6.7 PREVAILING WIND PERCENT 19.8 19.6 16.9 21.3 20.6 22.9 21.8 15.7 23.3 23.8 21.3 23.0 16.6 CALMS PERCENT OF WIND 26.6 14.7 15.3 17.5 7.3 9.6 14.9 12.9 13.3 14.9 25.0 23.0 16.3 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 339 153 201 150 137 80 110 115 169 175 177 197 140 VECTOR WIND MAGNITUDE(KNOTS) 0.6 1.4 0.7 2.3 1.7 3.7 3.7 2.3 2.9 2.1 2.0 1.3 1.6 WIND STEADINESES (MEAN %) 13.0 25.0 10.9 39.7 25.0 48.1 49.3 31.9 48.3 39.6 48.8 32.5 27.1 WIND SPEED (MEAN KNOTS) 4.6 5.6 6.4 5.8 6.8 7.7 7.5 7.2 6.0 5.3 4.1 4.0 5.9 FASTEST WIND DIRECTION 330 350 340 270 290 100 360 90 150 90 150 360 330 FASTEST WIND SPEED (KNOTS) 31 23 29 29 29 27 29 23 17 21 19 17 31 DAY 13 27 26 21 17 29 24 30 29 2 2 21 DAYS WITH SKY CLEAR (0-2)/8 4 6 7 7 10 24 24 24 25 19 17 6 173 DAYS WITH P.CLOUDY (3-6)/8 12 10 14 12 18 6 7 7 5 10 8 16 125 DAYS WITH CLOUDY (7-8)/8 15 12 10 11 3 0 0 0 0 2 5 9 67 DAYS WITH VISIBILITY =< 2 KM 16 12 11 2 2 0 0 0 0 3 5 12 63 DURATION OF SUNSHINE HOURS 107.1 124.8 189.5 216.2 263.9 374.4 373.5 347.8 312.3 265.3 207.2 147.5 2929.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.2 904.4 902.1 901.9 903.0 901.3 897.8 900.9 902.9 907.1 907.4 908.8 903.4 MAX. QFE PRESSURE IN HPA 913.2 918.3 914.9 913.0 912.2 906.5 902.8 905.7 909.8 919.2 917.3 918.3 919.2 DAY-HOUR 4- 6 23- 6 26-18 12- 6 3- 6 5- 6 19-18 19- 6 13- 3 9-18 21- 6 29-18 MIN. QFE PRESSURE IN HPA 884.6 889.6 888.5 892.7 890.4 896.4 887.8 896.3 895.7 894.6 899.4 897.6 884.6 DAY-HOUR 13-18 14- 0 19- 0 21-12 30- 9 24-12 6-12 5-12 6-12 2-12 1-12 21- 9 MEAN QNH PRESSURE IN HPA 1017.8 1019.1 1016.6 1016.3 1017.6 1015.7 1011.8 1015.2 1017.5 1022.0 1022.4 1023.9 1018.0 MAX. QNH PRESSURE IN HPA 1028.8 1034.4 1030.7 1028.6 1027.7 1021.4 1017.3 1020.5 1025.0 1035.4 1033.3 1034.4 1035.4 DAY-HOUR 4- 6 23- 6 26-18 12- 6 3- 6 5- 6 19-18 19- 6 13- 3 9-18 21- 6 29-18 MIN. QNH PRESSURE IN HPA 997.3 1002.8 1001.6 1006.2 1003.7 1010.3 1000.8 1010.2 1009.5 1008.3 1013.6 1011.6 997.3 DAY-HOUR 13-18 14- 0 19- 0 21-12 30- 9 24-12 6-12 5-12 6-12 2-12 1-12 21- 9 MEAN QFF PRESSURE IN HPA 1020.7 1022.4 1016.7 1012.7 1013.0 1008.4 1003.5 1007.5 1011.8 1019.4 1021.3 1024.5 1015.2 MAX. QFF PRESSURE IN HPA 1032.4 1039.6 1032.1 1025.2 1028.1 1014.3 1009.3 1012.7 1022.6 1038.6 1033.1 1036.9 1039.6 DAY-HOUR 4- 6 23- 6 26-18 1-18 3- 6 5- 3 20- 3 19- 6 13- 3 9-18 21- 6 29-15 MIN. QFF PRESSURE IN HPA 999.0 1002.5 996.5 999.9 995.7 1001.8 990.4 1002.2 1001.7 1000.7 1009.5 1010.9 990.4 DAY-HOUR 13-18 8-12 19- 0 21-12 22- 9 29-12 6-12 13- 9 6-12 2-12 1-12 21- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 902.8 903.9 901.6 901.8 902.9 901.2 897.7 900.7 903.0 907.0 907.3 908.8 903.2 MAX. QFE PRESSURE IN HPA 911.8 916.6 911.1 910.1 910.9 905.5 902.3 903.5 908.8 917.8 916.5 915.6 917.8 DAY 4 23 27 12 3 5 20 19 13 10 21 30 MIN. QFE PRESSURE IN HPA 888.5 889.6 888.5 894.9 893.0 897.4 888.8 897.5 897.3 897.7 901.5 900.1 888.5 DAY 14 14 19 22 22 24 6 13 3 2 17 21 MEAN QNH PRESSURE IN HPA 1017.3 1018.6 1016.1 1016.2 1017.5 1015.6 1011.7 1015.0 1017.5 1022.0 1022.3 1024.0 1017.8 MAX. QNH PRESSURE IN HPA 1027.3 1032.5 1026.5 1025.4 1026.3 1020.3 1016.8 1018.1 1023.9 1033.9 1032.4 1031.4 1033.9 DAY 4 23 27 12 3 5 20 19 13 10 21 30 MIN. QNH PRESSURE IN HPA 1001.6 1002.8 1001.6 1008.6 1006.5 1011.4 1001.9 1011.5 1011.3 1011.7 1015.9 1014.4 1001.6 DAY 14 14 19 22 22 24 6 13 3 2 17 21 MEAN QFF PRESSURE IN HPA 1020.0 1021.6 1016.1 1012.5 1013.0 1008.5 1003.6 1007.3 1011.8 1019.0 1020.8 1024.3 1014.9 MAX. QFF PRESSURE IN HPA 1030.8 1037.4 1028.3 1023.4 1026.8 1013.0 1009.1 1010.5 1021.1 1036.7 1031.1 1033.2 1037.4 DAY 23 23 27 2 3 5 20 25 13 10 21 30 MIN. QFF PRESSURE IN HPA 1003.9 1005.4 996.5 1002.2 999.5 1002.6 992.3 1004.0 1003.8 1004.9 1012.5 1015.1 992.3 DAY 14 8 19 21 22 29 6 13 3 2 2 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 903.2 904.3 902.3 902.5 903.7 902.0 898.6 901.6 903.8 907.7 907.9 909.3 903.9 MAX. QFE PRESSURE IN HPA 912.2 917.4 910.8 911.8 911.3 906.2 902.8 905.2 909.8 917.7 916.8 914.9 917.7 DAY 4 23 27 12 3 5 20 19 13 10 21 29 MIN. QFE PRESSURE IN HPA 892.5 891.0 890.5 895.5 893.3 898.0 889.2 897.8 897.8 898.4 902.3 899.4 889.2 DAY 14 14 19 21 22 24 6 13 3 2 9 21 MEAN QNH PRESSURE IN HPA 1017.7 1019.0 1016.8 1017.0 1018.3 1016.4 1012.7 1016.1 1018.4 1022.7 1022.9 1024.5 1018.5 MAX. QNH PRESSURE IN HPA 1027.7 1033.4 1026.1 1027.3 1026.7 1021.1 1017.3 1020.0 1025.0 1033.8 1032.8 1030.7 1033.8 DAY 4 23 27 12 3 5 20 19 13 10 21 29 MIN. QNH PRESSURE IN HPA 1006.0 1004.3 1003.8 1009.3 1006.9 1012.0 1002.4 1011.8 1011.8 1012.5 1016.8 1013.6 1002.4 DAY 14 14 19 21 22 24 6 13 3 2 9 21 MEAN QFF PRESSURE IN HPA 1021.2 1022.8 1017.4 1013.8 1013.8 1009.0 1004.5 1008.8 1013.4 1021.0 1022.8 1025.8 1016.2 MAX. QFF PRESSURE IN HPA 1031.4 1038.9 1028.0 1024.0 1027.5 1014.3 1009.3 1012.4 1022.6 1037.0 1032.6 1033.5 1038.9 DAY 4 23 4 12 3 5 20 19 13 10 21 30 MIN. QFF PRESSURE IN HPA 1009.0 1005.2 999.2 1003.9 999.2 1003.7 993.0 1004.4 1004.7 1007.1 1014.5 1015.2 993.0 DAY 14 8 30 21 22 29 6 13 3 2 1 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 904.4 905.4 903.2 902.8 903.9 902.0 898.8 902.0 904.2 908.3 908.6 910.4 904.5 MAX. QFE PRESSURE IN HPA 913.2 918.3 910.8 913.0 912.2 906.5 902.8 905.7 909.8 918.0 917.3 917.3 918.3 DAY 4 23 27 12 3 5 20 19 29 9 21 29 MIN. QFE PRESSURE IN HPA 893.8 892.9 890.0 895.8 892.5 898.0 889.0 897.8 897.8 899.0 903.3 899.7 889.0 DAY 13 14 30 23 22 24 6 13 3 2 1 21 MEAN QNH PRESSURE IN HPA 1019.1 1020.2 1017.8 1017.4 1018.6 1016.5 1012.9 1016.4 1018.9 1023.4 1023.7 1025.7 1019.2 MAX. QNH PRESSURE IN HPA 1028.8 1034.4 1026.1 1028.6 1027.7 1021.4 1017.3 1020.5 1025.0 1034.1 1033.3 1033.3 1034.4 DAY 4 23 27 12 3 5 20 19 29 9 21 29 MIN. QNH PRESSURE IN HPA 1007.4 1006.4 1003.2 1009.6 1006.0 1012.0 1002.1 1011.8 1011.8 1013.1 1017.9 1013.9 1002.1 DAY 13 14 30 23 22 24 6 13 3 2 1 21 MEAN QFF PRESSURE IN HPA 1022.1 1023.4 1018.0 1013.8 1014.0 1009.1 1004.5 1008.6 1012.9 1020.6 1022.5 1026.4 1016.3 MAX. QFF PRESSURE IN HPA 1032.4 1039.6 1027.7 1024.7 1028.1 1014.2 1009.1 1012.7 1022.0 1036.5 1033.1 1034.7 1039.6 DAY 4 23 4 12 3 6 20 19 13 10 21 29 MIN. QFF PRESSURE IN HPA 1008.8 1004.9 997.8 1003.7 998.1 1003.7 991.7 1003.5 1003.3 1006.6 1013.9 1014.8 991.7 DAY 6 8 30 21 22 29 6 13 3 2 1 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.0 904.4 902.3 901.8 902.9 901.3 897.8 900.8 902.7 906.6 906.9 908.5 903.2 MAX. QFE PRESSURE IN HPA 912.0 916.8 913.6 911.8 911.9 905.8 901.7 904.8 908.2 918.0 915.0 916.1 918.0 DAY 4 23 26 12 3 6 19 19 12 9 21 29 MIN. QFE PRESSURE IN HPA 889.7 892.7 890.5 893.8 890.4 897.4 888.5 896.7 896.7 896.7 901.6 897.6 888.5 DAY 13 14 30 21 30 24 6 13 3 2 16 21 MEAN QNH PRESSURE IN HPA 1017.5 1019.1 1016.7 1016.2 1017.5 1015.7 1011.8 1015.1 1017.3 1021.5 1021.8 1023.6 1017.8 MAX. QNH PRESSURE IN HPA 1027.5 1032.8 1029.2 1027.3 1027.4 1020.6 1016.1 1019.5 1023.3 1034.1 1030.8 1032.0 1034.1 DAY 4 23 26 12 3 6 19 19 12 9 21 29 MIN. QNH PRESSURE IN HPA 1002.9 1006.2 1003.8 1007.4 1003.7 1011.4 1001.6 1010.6 1010.6 1010.6 1016.0 1011.6 1001.6 DAY 13 14 30 21 30 24 6 13 3 2 16 21 MEAN QFF PRESSURE IN HPA 1020.2 1022.0 1016.6 1012.4 1012.6 1008.2 1003.2 1007.1 1011.0 1018.3 1020.1 1023.7 1014.6 MAX. QFF PRESSURE IN HPA 1030.6 1037.8 1028.7 1023.1 1027.5 1013.5 1007.6 1011.4 1019.5 1035.3 1029.9 1033.5 1037.8 DAY 4 23 26 12 3 6 19 19 12 9 21 29 MIN. QFF PRESSURE IN HPA 1005.1 1003.8 997.9 1000.4 995.7 1001.9 990.8 1002.2 1002.1 1002.9 1011.9 1010.9 990.8 DAY 13 8 30 21 22 29 6 13 3 2 1 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 902.4 903.7 901.2 900.6 902.0 900.5 896.7 899.7 901.6 905.6 906.1 907.6 902.3 MAX. QFE PRESSURE IN HPA 910.6 914.7 913.2 910.4 910.8 904.7 901.0 903.5 907.3 918.0 913.6 916.3 918.0 DAY 4 23 26 12 3 6 19 19 12 9 21 29 MIN. QFE PRESSURE IN HPA 887.4 892.3 890.5 892.7 890.8 896.4 887.8 896.3 895.7 894.6 899.4 898.2 887.4 DAY 13 13 30 21 22 24 6 5 6 2 1 21 MEAN QNH PRESSURE IN HPA 1016.9 1018.3 1015.5 1014.9 1016.4 1014.8 1010.7 1013.9 1016.0 1020.4 1020.9 1022.6 1016.8 MAX. QNH PRESSURE IN HPA 1025.9 1030.4 1028.8 1025.7 1026.1 1019.4 1015.4 1018.1 1022.3 1034.1 1029.2 1032.2 1034.1 DAY 4 23 26 12 3 6 19 19 12 9 21 29 MIN. QNH PRESSURE IN HPA 1000.4 1005.8 1003.8 1006.2 1004.1 1010.3 1000.8 1010.2 1009.5 1008.3 1013.6 1012.3 1000.4 DAY 13 13 30 21 22 24 6 5 6 2 1 21 MEAN QFF PRESSURE IN HPA 1019.6 1021.5 1015.4 1011.3 1011.9 1007.6 1002.4 1006.2 1010.2 1017.5 1019.5 1022.8 1013.8 MAX. QFF PRESSURE IN HPA 1029.1 1035.9 1029.1 1022.5 1026.1 1012.3 1007.5 1010.3 1018.6 1036.0 1028.3 1034.2 1036.0 DAY 22 23 26 1 3 6 19 19 12 9 21 29 MIN. QFF PRESSURE IN HPA 1002.8 1002.5 998.4 999.9 996.6 1001.8 990.4 1002.5 1001.7 1000.7 1009.5 1011.5 990.4 DAY 13 8 30 21 22 29 6 13 6 2 1 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.4 904.6 901.7 901.1 902.2 900.7 897.0 900.2 902.0 906.6 907.1 908.4 902.9 MAX. QFE PRESSURE IN HPA 912.1 916.3 914.0 910.5 910.7 904.9 901.3 904.0 908.4 918.6 914.0 918.1 918.6 DAY 22 22 26 12 3 6 19 19 12 9 21 29 MIN. QFE PRESSURE IN HPA 886.4 890.5 893.0 893.3 892.9 896.6 889.3 896.5 896.0 897.5 900.1 900.8 886.4 DAY 13 13 18 21 22 24 6 5 6 1 1 21 MEAN QNH PRESSURE IN HPA 1018.0 1019.3 1016.1 1015.5 1016.7 1015.0 1010.9 1014.4 1016.5 1021.6 1022.0 1023.5 1017.5 MAX. QNH PRESSURE IN HPA 1027.6 1032.2 1029.7 1025.8 1026.0 1019.7 1015.7 1018.7 1023.5 1034.7 1029.7 1034.2 1034.7 DAY 22 22 26 12 3 6 19 19 12 9 21 29 MIN. QNH PRESSURE IN HPA 999.3 1003.8 1006.5 1006.9 1006.4 1010.5 1002.5 1010.4 1009.8 1011.5 1014.4 1015.1 999.3 DAY 13 13 18 21 22 24 6 5 6 1 1 21 MEAN QFF PRESSURE IN HPA 1021.4 1023.2 1016.6 1012.3 1012.2 1007.7 1002.7 1007.2 1011.5 1019.8 1022.0 1024.8 1015.1 MAX. QFF PRESSURE IN HPA 1031.8 1037.4 1030.6 1023.0 1026.2 1012.8 1007.4 1011.4 1020.6 1037.6 1030.0 1036.9 1037.6 DAY 22 22 26 1 3 6 19 19 12 9 24 29 MIN. QFF PRESSURE IN HPA 1002.1 1004.1 1002.3 1001.5 998.8 1002.5 993.0 1002.8 1002.4 1005.7 1011.4 1015.5 993.0 DAY 13 8 30 21 22 24 6 5 6 2 1 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 903.5 905.0 902.6 902.3 903.5 901.7 898.3 901.3 903.4 907.5 907.8 908.8 903.8 MAX. QFE PRESSURE IN HPA 912.1 917.4 914.9 911.0 911.5 906.0 902.8 904.5 909.6 919.2 916.1 918.3 919.2 DAY 22 22 26 12 3 5 19 19 12 9 20 29 MIN. QFE PRESSURE IN HPA 884.6 890.4 892.1 894.0 895.2 897.8 889.8 898.7 898.0 898.0 901.0 902.1 884.6 DAY 13 13 18 21 21 24 5 12 2 1 1 23 MEAN QNH PRESSURE IN HPA 1018.2 1019.7 1017.1 1016.8 1018.1 1016.2 1012.3 1015.7 1018.0 1022.6 1022.8 1024.0 1018.5 MAX. QNH PRESSURE IN HPA 1027.6 1033.4 1030.7 1026.4 1026.9 1020.9 1017.3 1019.2 1024.8 1035.4 1032.0 1034.4 1035.4 DAY 22 22 26 12 3 5 19 19 12 9 20 29 MIN. QNH PRESSURE IN HPA 997.3 1003.7 1005.5 1007.6 1009.0 1011.8 1003.0 1012.8 1012.0 1012.0 1015.4 1016.6 997.3 DAY 13 13 18 21 21 24 5 12 2 1 1 23 MEAN QFF PRESSURE IN HPA 1021.2 1023.0 1017.1 1013.2 1013.5 1008.8 1004.0 1007.9 1012.1 1019.9 1021.8 1024.7 1015.6 MAX. QFF PRESSURE IN HPA 1031.6 1038.0 1032.1 1025.2 1027.1 1013.7 1009.2 1011.7 1021.9 1038.6 1030.9 1035.7 1038.6 DAY 22 22 26 1 3 5 19 19 12 9 20 29 MIN. QFF PRESSURE IN HPA 999.0 1007.2 1002.5 1002.0 1001.8 1003.4 993.8 1004.4 1003.9 1005.9 1011.3 1016.5 993.8 DAY 13 8 18 21 21 24 5 13 2 1 1 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 903.1 904.4 902.1 902.1 903.2 901.3 897.9 900.9 903.0 907.3 907.6 908.7 903.5 MAX. QFE PRESSURE IN HPA 911.9 917.5 912.8 910.2 911.3 905.5 902.8 903.8 909.1 917.8 916.5 917.1 917.8 DAY 3 22 26 12 2 5 19 19 12 9 20 29 MIN. QFE PRESSURE IN HPA 886.0 890.0 888.6 895.9 894.2 897.5 889.4 897.9 897.3 897.8 901.2 901.5 886.0 DAY 13 13 18 21 21 24 5 12 2 1 16 20 MEAN QNH PRESSURE IN HPA 1017.7 1019.2 1016.6 1016.6 1017.8 1015.7 1011.9 1015.3 1017.6 1022.3 1022.6 1023.8 1018.1 MAX. QNH PRESSURE IN HPA 1027.4 1033.5 1028.4 1025.5 1026.7 1020.3 1017.3 1018.4 1024.3 1033.9 1032.4 1033.1 1033.9 DAY 3 22 26 12 2 5 19 19 12 9 20 29 MIN. QNH PRESSURE IN HPA 998.8 1003.2 1001.7 1009.7 1007.9 1011.5 1002.6 1011.9 1011.3 1011.8 1015.6 1015.9 998.8 DAY 13 13 18 21 21 24 5 12 2 1 16 20 MEAN QFF PRESSURE IN HPA 1020.4 1022.2 1016.4 1012.8 1012.9 1008.3 1003.4 1007.4 1011.5 1019.3 1021.0 1023.9 1014.9 MAX. QFF PRESSURE IN HPA 1031.1 1038.2 1030.3 1024.5 1027.0 1013.3 1009.0 1010.7 1021.2 1036.9 1030.6 1034.6 1038.2 DAY 22 22 26 1 2 4 19 19 12 9 20 29 MIN. QFF PRESSURE IN HPA 1000.7 1007.4 997.4 1003.3 1000.5 1002.3 993.2 1003.7 1003.3 1005.4 1011.5 1016.1 993.2 DAY 13 13 18 20 21 26 5 12 2 1 1 31 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.2 8.5 7.6 13.6 19.7 26.3 26.7 28.0 21.3 16.0 7.6 6.5 15.4 MINIMUN AIR TEMPERATURE (C) -1.1 2.6 3.5 7.5 12.3 18.2 19.5 19.1 13.5 8.4 2.9 0.6 8.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 3 11 9 0 0 0 0 23 DAYS WITH MINIMUM TEMP. <=-4 6 0 0 0 0 0 0 0 0 0 0 0 6 DAYS WITH FREEZING MIN.<= 0 18 5 7 1 0 0 0 0 0 0 7 16 54 TEMPERATURE RECORDS LOWEST(C) -8.6 -3.2 -2.4 -0.4 5.8 14.0 12.2 15.4 6.0 3.4 -2.0 -3.6 -8.6 DAY 3 2 19 24 23 18 14 16 30 28 12 2 MAXIMUM AIR TEMPERATURE (C) 8.6 15.4 12.7 20.1 27.0 34.0 33.6 35.8 29.4 24.3 13.6 13.9 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 11 28 27 31 15 5 0 0 117 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 17.0 21.0 24.0 28.4 34.6 40.6 38.6 38.6 37.0 32.8 22.8 20.6 40.6 DAY 16 26 27 30 31 14 5 5 13 12 1 30 DIF. BETWEEN (MAX.-MIN.) (C) 9.7 12.8 9.2 12.6 14.7 15.8 14.1 16.7 15.9 15.9 10.7 13.3 13.5 MEAN DAILY TEMP. (MDT) (C) 3.8 9.0 8.1 13.8 19.7 26.1 26.6 27.4 21.4 16.4 8.2 7.3 15.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 24.3 153.1 173.6 199.6 52.0 0.6 0.0 0.0 603.2 HEATING DEG. DAYS(BASE 18 0C) 440.3 252.3 308.1 128.8 21.0 0.0 0.0 0.0 13.8 64.0 292.8 333.1 1854.2 DEWPOINT (MEAN C) -1.2 -0.7 1.5 3.1 4.8 6.0 10.8 10.4 9.2 5.9 2.8 -0.7 4.3 MIXING RATIO (G/KG) 4.05 4.21 4.95 5.61 6.29 6.71 9.23 9.10 8.47 6.63 5.30 4.12 6.22 VAPOUR PRESSURE (HPA) 5.86 6.06 7.12 8.06 9.03 9.59 13.13 12.96 12.10 9.54 7.65 5.98 8.92 SATURATION DEF. (HPA) 2.17 5.67 3.97 8.45 15.30 26.15 23.16 26.52 14.86 9.88 3.35 4.23 11.98 RELATIVE HUMIDITY (MEAN %) 77 59 71 55 43 28 39 34 48 56 76 66 54 RELATIVE HUMIDITY (MAX. %) 98 90 93 83 66 39 53 44 67 79 98 91 75 RELATIVE HUMIDITY (MIN. %) 49 34 48 33 26 21 29 27 34 36 52 38 36 RELATIVE HUMIDITY (MEAN% 03UTC) 91 83 87 72 56 35 47 41 61 76 94 87 69 RELATIVE HUMIDITY (MEAN% 09UTC) 56 40 57 40 33 23 31 29 38 41 56 44 41 RELATIVE HUMIDITY (MEAN% 15UTC) 77 50 66 47 32 24 34 32 42 48 68 58 48 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 57.0 25.6 99.2 18.6 9.0 0.6 3.4 5.0 0.3 3.2 12.9 3.8 238.6 DAYS WITH PRECIPITATION >=10 3 0 3 1 0 0 0 0 0 0 0 0 7 DAYS WITH PRECIPITATION >= 5 5 2 6 1 1 0 0 1 0 0 0 0 16 DAYS WITH PRECIPITATION >= 1 10 6 14 4 1 0 1 1 0 1 4 1 43 DAYS WITH PRECIPITATION 15 9 19 12 4 2 3 1 1 2 13 5 86 GREATEST DAILY PRECIPITATION 18.1 8.0 24.4 10.0 7.0 0.5 3.0 5.0 0.3 3.2 4.0 2.6 24.4 DAY 19 11 2 7 11 7 13 31 28 26 11 17 DAY WITH THUNDER STORM 0 1 3 4 1 2 3 1 0 0 0 0 15 DAYS WITH SNOW OR SLEET 7 2 6 0 0 0 0 0 0 0 3 0 18 DAYS WITH DUST 0 1 0 4 5 8 4 4 4 1 2 0 33 WIND DIRECTION (PREVAILING) 180 225 180 180 180 135 90 90 225 180 180 225 180 PREVAILING WIND SPEED(KNOTS) 5.9 6.2 6.8 7.7 7.5 9.6 10.4 11.8 5.4 7.1 6.7 4.8 7.3 PREVAILING WIND PERCENT 17.3 16.5 33.9 32.5 23.8 20.4 23.0 21.0 24.6 22.2 22.5 15.7 20.0 CALMS PERCENT OF WIND 25.0 18.3 11.7 7.9 7.7 7.9 8.5 10.5 11.7 13.3 15.4 16.1 12.8 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 197 240 182 168 140 130 118 72 170 173 177 186 153 VECTOR WIND MAGNITUDE(KNOTS) 0.7 1.4 2.8 3.0 2.0 3.5 3.2 3.2 3.8 2.1 1.5 0.4 1.8 WIND STEADINESES (MEAN %) 15.6 26.9 48.3 42.3 29.4 48.6 42.1 42.7 60.3 38.9 28.3 8.9 29.5 WIND SPEED (MEAN KNOTS) 4.5 5.2 5.8 7.1 6.8 7.2 7.6 7.5 6.3 5.4 5.3 4.5 6.1 FASTEST WIND DIRECTION 340 250 190 150 150 140 100 70 120 10 340 340 340 FASTEST WIND SPEED (KNOTS) 29 29 16 29 19 23 21 25 19 23 23 16 29 DAY 1 20 1 6 19 8 6 7 4 13 2 10 DAYS WITH SKY CLEAR (0-2)/8 8 13 7 10 19 25 19 30 29 20 9 13 202 DAYS WITH P.CLOUDY (3-6)/8 11 8 9 15 10 5 10 1 0 11 7 12 99 DAYS WITH CLOUDY (7-8)/8 12 7 15 5 2 0 2 0 1 0 14 6 64 DAYS WITH VISIBILITY =< 2 KM 8 5 7 0 0 0 0 0 0 1 6 8 35 DURATION OF SUNSHINE HOURS 134.2 189.2 149.7 252.1 324.1 361.3 350.0 379.5 318.8 269.2 129.3 179.7 3037.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.8 902.7 903.0 903.6 902.3 898.9 897.8 899.1 902.4 905.3 906.3 908.7 903.0 MAX. QFE PRESSURE IN HPA 920.1 912.9 911.0 914.4 909.1 907.9 903.4 905.2 908.6 912.6 917.4 919.2 920.1 DAY-HOUR 2- 6 12- 6 31-18 23- 6 9- 6 17- 3 18-18 19- 6 29- 6 26- 6 30-18 11- 6 MIN. QFE PRESSURE IN HPA 898.1 887.9 893.6 894.2 890.6 886.9 892.9 894.5 895.7 899.7 896.4 898.8 886.9 DAY-HOUR 9-12 21- 0 21-12 9- 3 14-15 25-15 12-12 6-12 13-12 31-12 26-12 14-12 MEAN QNH PRESSURE IN HPA 1020.6 1017.2 1017.6 1018.2 1016.8 1013.0 1011.8 1013.3 1016.9 1020.1 1021.1 1023.8 1017.5 MAX. QNH PRESSURE IN HPA 1036.4 1028.5 1026.4 1030.1 1024.3 1023.0 1018.0 1020.0 1023.7 1028.1 1033.4 1035.4 1036.4 DAY-HOUR 2- 6 12- 6 31-18 23- 6 9- 6 17- 3 18-18 19- 6 29- 6 26- 6 30-18 11- 6 MIN. QNH PRESSURE IN HPA 1012.2 1000.9 1007.2 1007.9 1003.9 999.8 1006.4 1008.2 1009.5 1013.9 1010.3 1012.9 999.8 DAY-HOUR 9-12 21- 0 21-12 9- 3 14-15 25-15 12-12 6-12 13-12 31-12 26-12 14-12 MEAN QFF PRESSURE IN HPA 1023.0 1017.2 1017.9 1016.0 1012.0 1005.6 1004.1 1005.1 1011.4 1016.9 1021.5 1024.8 1014.6 MAX. QFF PRESSURE IN HPA 1041.7 1030.0 1029.4 1032.1 1021.7 1017.5 1011.2 1012.4 1021.5 1028.3 1037.2 1038.6 1041.7 DAY-HOUR 2- 6 12- 6 19- 6 23- 6 9- 6 17- 3 13- 9 19- 3 29- 3 26- 6 30-18 1- 6 MIN. QFF PRESSURE IN HPA 1011.8 997.1 1004.3 1004.6 997.4 991.3 998.4 998.9 1001.8 1008.6 1007.6 1012.0 991.3 DAY-HOUR 17-12 21- 0 21-12 14-15 14-15 25-15 12-12 6-12 13-12 12-12 1-15 14-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.5 902.4 902.4 903.5 902.3 898.7 897.7 899.0 902.4 905.4 906.1 908.5 902.8 MAX. QFE PRESSURE IN HPA 916.6 911.6 909.7 913.3 907.2 907.0 902.5 903.8 907.6 910.8 912.8 917.6 917.6 DAY 2 12 31 23 9 17 19 19 24 27 30 11 MIN. QFE PRESSURE IN HPA 898.5 887.9 895.2 894.8 894.4 888.2 895.0 895.1 897.1 901.1 899.8 900.1 887.9 DAY 10 21 22 9 21 26 12 7 16 19 26 16 MEAN QNH PRESSURE IN HPA 1020.3 1016.8 1016.9 1018.1 1016.8 1012.9 1011.7 1013.2 1016.8 1020.2 1020.9 1023.6 1017.4 MAX. QNH PRESSURE IN HPA 1032.5 1027.0 1024.9 1028.9 1022.2 1022.0 1017.0 1018.4 1022.6 1026.1 1028.4 1033.6 1033.6 DAY 2 12 31 23 9 17 19 19 24 27 30 11 MIN. QNH PRESSURE IN HPA 1012.6 1000.9 1009.0 1008.5 1008.1 1001.2 1008.7 1008.9 1011.1 1015.5 1014.0 1014.4 1000.9 DAY 10 21 22 9 21 26 12 7 16 19 26 16 MEAN QFF PRESSURE IN HPA 1022.3 1016.5 1016.9 1015.9 1012.1 1005.6 1004.1 1005.2 1011.3 1016.7 1020.9 1024.4 1014.3 MAX. QFF PRESSURE IN HPA 1039.1 1028.6 1026.7 1031.3 1018.5 1016.2 1010.1 1011.3 1020.3 1026.3 1031.5 1036.7 1039.1 DAY 3 12 19 23 9 17 19 19 29 27 30 1 MIN. QFF PRESSURE IN HPA 1013.0 997.1 1006.1 1005.0 1001.3 992.2 1000.7 999.9 1003.6 1009.9 1012.2 1013.4 992.2 DAY 10 21 13 15 21 26 12 7 16 19 9 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.8 902.9 903.1 904.1 903.2 899.8 898.6 899.8 903.1 906.0 906.6 909.1 903.5 MAX. QFE PRESSURE IN HPA 918.6 912.0 910.0 913.9 908.4 907.9 903.1 904.5 907.8 911.5 913.6 918.2 918.6 DAY 2 12 19 23 9 17 19 19 24 26 30 11 MIN. QFE PRESSURE IN HPA 899.1 888.7 896.8 894.2 896.5 890.1 895.0 896.1 897.7 902.0 900.2 901.3 888.7 DAY 10 21 22 9 21 26 12 7 16 13 26 16 MEAN QNH PRESSURE IN HPA 1020.6 1017.5 1017.6 1018.8 1017.8 1014.1 1012.7 1014.1 1017.7 1020.8 1021.6 1024.2 1018.1 MAX. QNH PRESSURE IN HPA 1034.7 1027.5 1025.3 1029.6 1023.5 1023.0 1017.7 1019.2 1022.8 1026.9 1029.2 1034.3 1034.7 DAY 2 12 19 23 9 17 19 19 24 26 30 11 MIN. QNH PRESSURE IN HPA 1013.3 1001.8 1010.7 1007.9 1010.4 1003.3 1008.7 1010.0 1011.7 1016.5 1014.5 1015.7 1001.8 DAY 10 21 22 9 21 26 12 7 16 13 26 16 MEAN QFF PRESSURE IN HPA 1023.6 1018.3 1018.4 1017.0 1013.1 1006.8 1005.1 1006.3 1012.9 1018.5 1022.5 1026.2 1015.7 MAX. QFF PRESSURE IN HPA 1040.0 1029.2 1029.3 1032.1 1020.6 1017.5 1010.4 1012.4 1021.5 1027.3 1033.2 1037.7 1040.0 DAY 2 12 19 23 9 17 19 19 29 26 30 1 MIN. QFF PRESSURE IN HPA 1013.6 998.5 1008.2 1005.7 1004.7 994.4 1001.0 1001.3 1005.0 1012.2 1014.2 1015.9 994.4 DAY 17 21 27 9 21 26 12 7 16 13 26 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.7 904.1 904.0 904.5 903.4 900.1 898.8 900.1 903.7 906.7 907.4 910.0 904.1 MAX. QFE PRESSURE IN HPA 920.1 912.9 910.8 914.4 909.1 907.2 902.9 905.2 908.6 912.6 915.4 919.2 920.1 DAY 2 12 31 23 9 17 18 19 29 26 14 11 MIN. QFE PRESSURE IN HPA 900.1 894.0 896.8 894.9 896.5 890.8 894.8 896.1 898.2 902.5 900.2 902.4 890.8 DAY 28 21 21 9 14 25 12 7 16 13 26 14 MEAN QNH PRESSURE IN HPA 1021.7 1018.8 1018.7 1019.3 1018.0 1014.3 1012.9 1014.4 1018.3 1021.6 1022.5 1025.3 1018.8 MAX. QNH PRESSURE IN HPA 1036.4 1028.5 1026.1 1030.1 1024.3 1022.2 1017.4 1020.0 1023.7 1028.1 1031.2 1035.4 1036.4 DAY 2 12 31 23 9 17 18 19 29 26 14 11 MIN. QNH PRESSURE IN HPA 1014.4 1007.6 1010.7 1008.6 1010.4 1004.1 1008.5 1010.0 1012.3 1017.0 1014.5 1016.9 1004.1 DAY 28 21 21 9 14 25 12 7 16 13 26 14 MEAN QFF PRESSURE IN HPA 1024.2 1018.8 1019.1 1017.1 1013.3 1006.9 1005.1 1005.9 1012.5 1018.1 1022.8 1026.4 1015.8 MAX. QFF PRESSURE IN HPA 1041.7 1030.0 1029.4 1032.1 1021.7 1016.6 1009.9 1012.3 1021.3 1028.3 1034.5 1038.6 1041.7 DAY 2 12 19 23 9 17 19 19 29 26 30 1 MIN. QFF PRESSURE IN HPA 1013.6 1005.0 1009.2 1006.8 1003.9 994.8 1000.4 1000.6 1003.8 1011.0 1013.4 1016.9 994.8 DAY 17 21 21 9 14 26 12 7 16 13 26 14 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.4 902.6 903.2 903.4 902.2 898.8 897.7 898.9 902.2 904.9 905.7 908.2 902.8 MAX. QFE PRESSURE IN HPA 918.7 911.6 910.8 913.0 907.8 905.7 901.6 904.2 907.0 911.5 914.4 916.8 918.7 DAY 2 12 1 23 9 17 13 19 28 26 30 11 MIN. QFE PRESSURE IN HPA 898.6 892.7 895.6 896.0 893.8 888.6 893.5 895.5 896.6 901.1 897.3 899.8 888.6 DAY 10 21 21 9 14 25 12 7 13 31 26 14 MEAN QNH PRESSURE IN HPA 1020.2 1017.2 1017.8 1018.0 1016.7 1013.0 1011.8 1013.1 1016.6 1019.6 1020.5 1023.3 1017.3 MAX. QNH PRESSURE IN HPA 1034.9 1027.0 1026.1 1028.6 1022.8 1020.5 1016.0 1018.9 1022.0 1026.9 1030.1 1032.8 1034.9 DAY 2 12 1 23 9 17 13 19 28 26 30 11 MIN. QNH PRESSURE IN HPA 1012.7 1006.2 1009.4 1009.8 1007.4 1001.7 1007.1 1009.3 1010.5 1015.5 1011.3 1014.0 1001.7 DAY 10 21 21 9 14 25 12 7 13 31 26 14 MEAN QFF PRESSURE IN HPA 1022.2 1016.8 1017.9 1015.6 1011.8 1005.3 1003.8 1004.3 1010.6 1015.8 1020.3 1023.8 1014.0 MAX. QFF PRESSURE IN HPA 1040.1 1028.1 1028.0 1029.8 1019.7 1014.7 1011.2 1010.6 1019.4 1027.1 1032.7 1035.7 1040.1 DAY 2 12 19 23 22 17 13 19 28 26 30 1 MIN. QFF PRESSURE IN HPA 1012.4 1003.3 1007.4 1006.6 1001.2 993.1 998.6 999.7 1002.9 1009.7 1009.5 1012.7 993.1 DAY 10 21 21 14 14 25 12 7 13 13 26 14 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.8 901.6 902.1 902.3 900.8 897.7 896.6 897.8 901.0 903.9 905.0 907.7 901.8 MAX. QFE PRESSURE IN HPA 918.3 910.3 909.9 912.0 906.2 904.1 901.4 902.2 906.8 910.5 914.0 916.0 918.3 DAY 2 12 1 23 27 17 18 19 28 26 30 11 MIN. QFE PRESSURE IN HPA 898.1 891.8 893.6 895.1 891.0 887.0 892.9 894.5 895.7 899.7 896.4 898.8 887.0 DAY 9 20 21 14 14 25 12 6 13 31 26 14 MEAN QNH PRESSURE IN HPA 1019.6 1016.0 1016.6 1016.8 1015.2 1011.7 1010.6 1011.8 1015.4 1018.6 1019.7 1022.7 1016.2 MAX. QNH PRESSURE IN HPA 1034.4 1025.6 1025.2 1027.5 1021.1 1018.8 1015.8 1016.7 1021.7 1025.8 1029.7 1031.9 1034.4 DAY 2 12 1 23 27 17 18 19 28 26 30 11 MIN. QNH PRESSURE IN HPA 1012.2 1005.2 1007.2 1008.9 1004.3 999.9 1006.4 1008.2 1009.5 1013.9 1010.3 1012.9 999.9 DAY 9 20 21 14 14 25 12 6 13 31 26 14 MEAN QFF PRESSURE IN HPA 1021.6 1015.6 1016.7 1014.5 1010.4 1004.3 1002.9 1003.6 1009.6 1015.0 1019.8 1023.4 1013.1 MAX. QFF PRESSURE IN HPA 1040.3 1026.5 1026.3 1028.7 1017.6 1013.4 1009.6 1008.9 1019.5 1025.8 1032.7 1034.4 1040.3 DAY 2 12 1 23 22 17 13 18 28 26 30 1 MIN. QFF PRESSURE IN HPA 1011.8 1001.9 1004.3 1005.0 997.5 991.4 998.4 998.9 1001.8 1008.6 1008.4 1012.0 991.4 DAY 17 20 21 14 14 25 12 6 13 12 1 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.8 902.3 902.8 902.9 901.2 897.9 896.9 898.3 901.7 904.8 906.1 908.5 902.4 MAX. QFE PRESSURE IN HPA 918.8 910.9 910.2 912.5 906.1 905.0 902.1 902.8 906.9 911.5 916.5 916.7 918.8 DAY 2 11 1 22 9 16 18 20 5 26 30 24 MIN. QFE PRESSURE IN HPA 898.1 893.7 894.1 894.3 890.6 886.9 893.3 894.5 896.1 900.2 897.0 900.1 886.9 DAY 9 20 21 14 14 25 12 6 13 31 1 14 MEAN QNH PRESSURE IN HPA 1020.6 1016.8 1017.3 1017.5 1015.6 1011.9 1010.9 1012.4 1016.1 1019.5 1021.0 1023.6 1016.9 MAX. QNH PRESSURE IN HPA 1035.0 1026.3 1025.5 1028.0 1021.0 1019.8 1016.6 1017.3 1021.9 1026.9 1032.4 1032.7 1035.0 DAY 2 11 1 22 9 16 18 20 5 26 30 24 MIN. QNH PRESSURE IN HPA 1012.2 1007.3 1007.8 1008.0 1003.9 999.8 1006.9 1008.2 1010.0 1014.5 1010.9 1014.4 999.8 DAY 9 20 21 14 14 25 12 6 13 31 1 14 MEAN QFF PRESSURE IN HPA 1023.6 1017.6 1018.1 1015.6 1010.9 1004.7 1003.3 1004.6 1011.3 1017.2 1022.1 1025.4 1014.5 MAX. QFF PRESSURE IN HPA 1041.7 1027.9 1027.1 1029.3 1018.3 1013.4 1009.4 1010.2 1020.1 1027.3 1036.5 1035.7 1041.7 DAY 2 11 1 22 22 16 13 18 29 26 30 1 MIN. QFF PRESSURE IN HPA 1014.1 1005.1 1005.9 1004.6 997.4 991.3 999.3 999.5 1003.2 1010.9 1007.6 1014.1 991.3 DAY 17 20 21 14 14 25 12 6 13 12 1 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.3 903.0 903.5 904.2 902.7 899.3 898.3 899.7 902.9 905.7 906.8 909.0 903.4 MAX. QFE PRESSURE IN HPA 918.8 911.9 911.0 913.7 907.5 907.0 903.4 904.2 907.9 911.9 917.4 917.1 918.8 DAY 2 11 31 22 27 16 18 18 29 26 30 24 MIN. QFE PRESSURE IN HPA 898.7 892.3 893.7 895.1 893.3 888.3 894.8 895.4 897.1 900.7 899.1 900.2 888.3 DAY 9 20 21 14 20 25 12 6 15 18 26 15 MEAN QNH PRESSURE IN HPA 1021.2 1017.6 1018.1 1018.8 1017.3 1013.5 1012.3 1013.9 1017.5 1020.6 1021.7 1024.1 1018.0 MAX. QNH PRESSURE IN HPA 1035.0 1027.4 1026.4 1029.3 1022.5 1022.0 1018.0 1018.9 1023.0 1027.4 1033.4 1033.1 1035.0 DAY 2 11 31 22 27 16 18 18 29 26 30 24 MIN. QNH PRESSURE IN HPA 1012.8 1005.8 1007.3 1008.9 1006.9 1001.4 1008.5 1009.2 1011.1 1015.0 1013.3 1014.5 1001.4 DAY 9 20 21 14 20 25 12 6 15 18 26 15 MEAN QFF PRESSURE IN HPA 1023.7 1017.6 1018.5 1016.5 1012.6 1006.1 1004.6 1005.6 1011.8 1017.2 1022.1 1025.2 1015.1 MAX. QFF PRESSURE IN HPA 1041.5 1028.4 1027.6 1031.2 1020.2 1015.6 1010.7 1011.5 1020.7 1027.9 1037.2 1035.0 1041.5 DAY 2 11 18 22 22 16 18 18 29 26 30 24 MIN. QFF PRESSURE IN HPA 1014.1 1002.4 1004.9 1005.1 999.9 992.5 1000.7 999.5 1003.2 1009.8 1011.7 1013.7 992.5 DAY 9 20 21 14 20 25 12 5 15 18 26 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 906.0 902.7 903.1 903.7 902.5 898.8 897.8 899.3 902.7 905.5 906.5 908.5 903.1 MAX. QFE PRESSURE IN HPA 917.8 911.7 911.0 913.0 907.0 906.6 902.4 903.8 907.8 911.5 917.4 917.3 917.8 DAY 2 11 31 22 9 16 18 18 23 26 30 10 MIN. QFE PRESSURE IN HPA 898.5 892.0 894.9 895.7 893.1 888.3 895.5 895.4 897.4 900.4 899.8 900.2 888.3 DAY 9 20 21 8 20 25 11 6 15 18 25 15 MEAN QNH PRESSURE IN HPA 1020.9 1017.3 1017.7 1018.3 1017.0 1013.0 1011.8 1013.4 1017.2 1020.3 1021.4 1023.6 1017.7 MAX. QNH PRESSURE IN HPA 1033.9 1027.1 1026.4 1028.6 1022.0 1021.5 1016.9 1018.4 1022.8 1026.9 1033.4 1033.3 1033.9 DAY 2 11 31 22 9 16 18 18 23 26 30 10 MIN. QNH PRESSURE IN HPA 1012.6 1005.4 1008.6 1009.5 1006.6 1001.4 1009.3 1009.2 1011.4 1014.7 1014.0 1014.5 1001.4 DAY 9 20 21 8 20 25 11 6 15 18 25 15 MEAN QFF PRESSURE IN HPA 1022.9 1016.8 1017.8 1015.7 1012.1 1005.4 1004.0 1005.0 1011.4 1016.6 1021.4 1024.0 1014.4 MAX. QFF PRESSURE IN HPA 1040.7 1028.3 1027.3 1030.7 1019.4 1015.1 1009.5 1010.7 1019.7 1027.1 1036.2 1034.6 1040.7 DAY 2 11 18 22 11 16 18 18 28 26 30 24 MIN. QFF PRESSURE IN HPA 1012.7 1001.4 1005.8 1004.6 999.6 992.2 1001.2 999.5 1003.8 1008.8 1011.6 1013.0 992.2 DAY 9 20 21 14 20 25 11 6 16 18 19 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.5 4.2 9.1 19.5 23.3 25.2 27.8 26.9 22.8 14.4 6.6 5.5 15.7 MINIMUN AIR TEMPERATURE (C) -1.9 -0.8 2.6 11.6 15.2 17.1 20.0 18.7 15.7 8.5 2.0 1.1 9.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 11 7 0 0 0 0 19 DAYS WITH MINIMUM TEMP. <=-4 11 5 0 0 0 0 0 0 0 0 0 0 16 DAYS WITH FREEZING MIN.<= 0 22 17 11 0 0 0 0 0 0 0 7 12 69 TEMPERATURE RECORDS LOWEST(C) -10.2 -7.6 -3.8 4.2 11.6 8.8 16.0 15.6 10.0 4.4 -2.8 -3.0 -10.2 DAY 13 9 16 1 12 14 26 25 26 9 18 31 MAXIMUM AIR TEMPERATURE (C) 10.2 10.6 15.8 27.3 31.1 32.4 34.7 34.5 30.5 21.2 12.3 10.8 22.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 8 19 23 31 31 21 0 0 0 133 DAYS WITH MAXIMUM TEMP. <= 0 2 0 0 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 20.4 18.8 28.2 35.4 38.0 38.6 37.6 37.8 35.4 29.0 18.8 17.0 38.6 DAY 3 24 25 10 27 23 31 7 1 12 3 1 DIF. BETWEEN (MAX.-MIN.) (C) 12.1 11.4 13.2 15.7 15.9 15.3 14.7 15.8 14.8 12.7 10.3 9.7 13.4 MEAN DAILY TEMP. (MDT) (C) 4.1 4.9 9.2 19.4 23.2 24.8 27.3 26.6 23.1 14.9 7.1 6.0 15.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.7 21.5 76.5 125.1 195.6 173.8 76.3 0.0 0.0 0.0 669.5 HEATING DEG. DAYS(BASE 18 0C) 429.9 380.4 277.4 28.1 0.9 4.5 0.0 0.0 1.7 100.9 326.0 372.2 1922.1 DEWPOINT (MEAN C) -4.6 -1.8 -1.6 4.3 5.7 6.8 9.6 6.5 4.9 3.1 -1.1 -0.1 2.7 MIXING RATIO (G/KG) 3.14 3.85 3.93 6.03 6.67 7.17 8.60 7.14 6.26 5.41 4.03 4.32 5.55 VAPOUR PRESSURE (HPA) 4.53 5.56 5.66 8.64 9.55 10.24 12.24 10.21 8.99 7.82 5.85 6.25 7.96 SATURATION DEF. (HPA) 4.06 3.10 6.99 15.54 20.43 23.58 26.35 26.80 20.17 9.34 4.33 3.03 13.64 RELATIVE HUMIDITY (MEAN %) 63 72 55 40 35 34 33 29 35 51 63 73 49 RELATIVE HUMIDITY (MAX. %) 85 96 85 63 49 46 42 42 54 77 86 97 69 RELATIVE HUMIDITY (MIN. %) 39 40 32 24 24 25 26 20 19 32 37 43 30 RELATIVE HUMIDITY (MEAN% 03UTC) 78 93 81 58 46 41 39 39 49 73 83 90 64 RELATIVE HUMIDITY (MEAN% 09UTC) 49 46 38 29 28 28 28 22 23 37 44 53 35 RELATIVE HUMIDITY (MEAN% 15UTC) 58 62 43 31 29 29 29 25 31 44 58 64 42 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 17.5 28.9 31.7 3.9 0.0 3.5 0.0 0.0 2.4 10.1 32.8 38.1 168.9 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 1 1 2 DAYS WITH PRECIPITATION >= 5 1 2 3 0 0 0 0 0 0 1 4 1 12 DAYS WITH PRECIPITATION >= 1 4 8 6 1 0 1 0 0 1 3 4 5 33 DAYS WITH PRECIPITATION 8 14 9 10 0 1 0 0 4 4 6 9 65 GREATEST DAILY PRECIPITATION 7.9 9.1 9.6 2.1 0.0 3.5 0.0 0.0 1.3 5.2 13.8 26.0 26.0 DAY 30 8 3 18 ** 13 ** ** 25 15 6 16 DAY WITH THUNDER STORM 0 0 0 1 0 0 0 0 1 1 0 0 3 DAYS WITH SNOW OR SLEET 6 5 3 0 0 0 0 0 0 0 0 1 15 DAYS WITH DUST 2 1 1 5 10 5 6 1 3 1 0 0 35 WIND DIRECTION (PREVAILING) 180 180 180 180 180 90 90 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 6.5 6.2 7.6 8.6 9.4 10.9 12.3 11.5 8.2 8.0 5.3 6.3 7.5 PREVAILING WIND PERCENT 17.7 24.1 21.4 16.7 27.8 19.6 27.0 25.0 14.2 25.0 21.3 14.5 16.8 CALMS PERCENT OF WIND 20.2 16.8 13.3 12.1 12.1 11.3 12.5 30.6 43.3 33.5 34.6 41.9 23.5 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 178 181 174 161 160 118 77 98 152 175 177 187 141 VECTOR WIND MAGNITUDE(KNOTS) 0.8 0.9 1.9 1.9 4.7 3.2 4.7 3.8 2.7 2.9 1.8 1.0 2.0 WIND STEADINESES (MEAN %) 16.0 17.3 33.9 30.6 61.8 43.8 58.7 62.3 61.4 63.0 50.0 31.3 35.7 WIND SPEED (MEAN KNOTS) 5.0 5.2 5.6 6.2 7.6 7.3 8.0 6.1 4.4 4.6 3.6 3.2 5.6 FASTEST WIND DIRECTION 350 350 270 110 340 180 90 120 120 180 350 330 340 FASTEST WIND SPEED (KNOTS) 21 23 21 23 25 23 21 23 21 19 16 12 25 DAY 7 14 25 25 9 12 2 10 14 1 26 4 DAYS WITH SKY CLEAR (0-2)/8 13 12 12 9 21 28 30 29 23 16 10 9 212 DAYS WITH P.CLOUDY (3-6)/8 10 9 11 18 8 1 1 2 7 10 14 11 102 DAYS WITH CLOUDY (7-8)/8 8 8 8 3 2 1 0 0 0 5 6 11 52 DAYS WITH VISIBILITY =< 2 KM 6 5 3 0 0 0 0 1 0 1 8 14 38 DURATION OF SUNSHINE HOURS 168.1 178.2 203.7 252.8 331.5 372.1 395.5 372.4 294.7 240.8 176.7 136.2 3122.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.7 904.0 902.8 901.4 900.4 899.5 899.1 900.0 902.1 907.2 909.1 906.2 902.9 MAX. QFE PRESSURE IN HPA 912.6 914.3 914.5 909.9 910.0 906.3 903.8 904.8 910.0 914.6 920.6 915.9 920.6 DAY-HOUR 25- 6 29-15 27- 6 3- 6 5- 6 16- 3 25-18 19- 6 29- 6 16- 6 17- 6 10- 6 MIN. QFE PRESSURE IN HPA 892.2 891.5 893.3 895.1 891.7 892.5 894.0 894.0 894.3 900.1 902.0 895.4 891.5 DAY-HOUR 21- 0 7-12 9-12 23-12 27-12 24-15 10-12 3-12 1-12 1-12 6-21 16- 0 MEAN QNH PRESSURE IN HPA 1018.3 1018.7 1017.3 1015.8 1014.7 1013.7 1013.2 1014.3 1016.6 1022.1 1024.3 1021.0 1017.5 MAX. QNH PRESSURE IN HPA 1028.1 1030.0 1030.2 1025.2 1025.3 1021.2 1018.4 1019.5 1025.3 1030.3 1036.9 1031.8 1036.9 DAY-HOUR 25- 6 29-15 27- 6 3- 6 5- 6 16- 3 25-18 19- 6 29- 6 16- 6 17- 6 10- 6 MIN. QNH PRESSURE IN HPA 1005.7 1004.9 1006.9 1008.9 1005.1 1006.0 1007.6 1007.6 1008.0 1014.4 1016.5 1009.2 1004.9 DAY-HOUR 21- 0 7-12 9-12 23-12 27-12 24-15 10-12 3-12 1-12 1-12 6-21 16- 0 MEAN QFF PRESSURE IN HPA 1020.6 1020.6 1017.1 1011.1 1008.5 1006.7 1005.2 1006.6 1010.6 1019.6 1025.3 1022.4 1014.5 MAX. QFF PRESSURE IN HPA 1033.4 1032.6 1031.4 1024.0 1019.8 1018.4 1011.9 1013.2 1021.4 1030.9 1039.8 1034.3 1039.8 DAY-HOUR 31- 3 29-15 27- 6 3- 6 5- 6 13-18 26- 3 19- 6 26- 3 16- 6 17- 6 10- 6 MIN. QFF PRESSURE IN HPA 1005.7 1005.3 1001.6 1002.3 997.2 996.8 998.5 999.0 1000.2 1009.9 1017.2 1010.6 996.8 DAY-HOUR 21- 0 7-12 25- 0 10-12 27-12 24-15 11-12 3-12 1-12 1-12 6-21 16- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 903.5 903.6 902.7 901.6 900.7 899.5 899.0 900.0 901.8 906.9 909.0 906.1 902.9 MAX. QFE PRESSURE IN HPA 912.1 911.5 911.8 908.0 907.8 905.0 902.6 903.6 907.6 913.1 918.9 913.8 918.9 DAY 31 29 1 4 5 16 26 19 26 16 17 10 MIN. QFE PRESSURE IN HPA 892.2 894.8 893.6 896.5 895.5 893.9 894.5 894.2 894.7 901.3 902.2 895.4 892.2 DAY 21 7 25 11 28 25 11 4 1 18 7 16 MEAN QNH PRESSURE IN HPA 1018.1 1018.2 1017.2 1016.0 1015.0 1013.7 1013.1 1014.2 1016.3 1021.8 1024.1 1021.0 1017.4 MAX. QNH PRESSURE IN HPA 1027.6 1026.9 1027.3 1023.1 1022.8 1019.8 1017.1 1018.2 1022.6 1028.7 1035.1 1029.5 1035.1 DAY 31 29 1 4 5 16 26 19 26 16 17 10 MIN. QNH PRESSURE IN HPA 1005.7 1008.5 1007.2 1010.4 1009.3 1007.5 1008.2 1007.9 1008.4 1015.7 1016.7 1009.2 1005.7 DAY 21 7 25 11 28 25 11 4 1 18 7 16 MEAN QFF PRESSURE IN HPA 1019.9 1019.8 1016.9 1011.3 1008.8 1006.9 1005.3 1006.7 1010.1 1019.0 1024.7 1022.0 1014.3 MAX. QFF PRESSURE IN HPA 1032.8 1029.7 1029.6 1021.6 1017.7 1016.3 1011.0 1011.9 1019.8 1027.6 1037.1 1031.6 1037.1 DAY 31 11 1 4 6 14 26 19 26 16 17 10 MIN. QFF PRESSURE IN HPA 1005.7 1009.4 1001.6 1003.2 1001.6 998.4 999.2 999.2 1000.5 1011.1 1017.8 1010.6 998.4 DAY 21 26 25 11 28 25 11 4 1 1 7 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.0 904.0 903.3 902.3 901.7 900.4 899.9 900.7 902.8 907.5 909.4 906.4 903.5 MAX. QFE PRESSURE IN HPA 912.3 912.8 913.5 909.1 909.7 906.3 903.8 904.3 909.6 913.6 919.8 914.7 919.8 DAY 31 29 27 3 5 16 26 18 29 16 17 10 MIN. QFE PRESSURE IN HPA 892.8 894.3 894.3 897.3 896.6 895.8 895.5 895.5 895.3 901.0 903.0 896.3 892.8 DAY 21 7 25 22 27 25 11 4 1 18 7 16 MEAN QNH PRESSURE IN HPA 1018.7 1018.6 1017.9 1016.8 1016.1 1014.7 1014.1 1015.0 1017.3 1022.5 1024.6 1021.3 1018.1 MAX. QNH PRESSURE IN HPA 1027.8 1028.4 1029.1 1024.3 1024.9 1021.2 1018.4 1019.0 1024.8 1029.2 1036.1 1030.4 1036.1 DAY 31 29 27 3 5 16 26 18 29 16 17 10 MIN. QNH PRESSURE IN HPA 1006.3 1008.0 1008.0 1011.3 1010.5 1009.6 1009.3 1009.3 1009.1 1015.4 1017.6 1010.2 1006.3 DAY 21 7 25 22 27 25 11 4 1 18 7 16 MEAN QFF PRESSURE IN HPA 1021.7 1021.1 1018.4 1012.7 1010.2 1007.7 1006.3 1007.8 1012.0 1020.8 1026.2 1023.2 1015.7 MAX. QFF PRESSURE IN HPA 1033.4 1031.2 1030.7 1023.4 1019.6 1016.8 1011.9 1012.9 1021.4 1029.6 1039.2 1032.9 1039.2 DAY 31 11 1 3 5 14 26 20 26 16 17 10 MIN. QFF PRESSURE IN HPA 1006.4 1009.9 1002.4 1005.6 1003.4 1000.9 1000.7 1001.0 1001.9 1011.8 1018.6 1011.9 1000.7 DAY 21 26 25 22 28 24 11 4 1 18 6 16 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.2 904.9 903.9 902.7 901.7 900.4 899.9 901.1 903.4 908.3 910.2 907.5 904.1 MAX. QFE PRESSURE IN HPA 912.6 914.0 914.5 909.9 910.0 906.1 903.6 904.8 910.0 914.6 920.6 915.9 920.6 DAY 25 29 27 3 5 3 26 19 29 16 17 10 MIN. QFE PRESSURE IN HPA 894.1 894.5 895.7 898.2 896.1 895.9 895.6 896.4 896.0 902.2 904.3 898.6 894.1 DAY 21 7 25 22 27 24 11 3 1 18 22 16 MEAN QNH PRESSURE IN HPA 1020.0 1019.7 1018.6 1017.2 1016.1 1014.7 1014.1 1015.5 1018.0 1023.4 1025.5 1022.5 1018.8 MAX. QNH PRESSURE IN HPA 1028.1 1029.7 1030.2 1025.2 1025.3 1021.0 1018.2 1019.5 1025.3 1030.3 1036.9 1031.8 1036.9 DAY 25 29 27 3 5 3 26 19 29 16 17 10 MIN. QNH PRESSURE IN HPA 1007.8 1008.2 1009.5 1012.3 1010.0 1009.7 1009.4 1010.3 1009.8 1016.7 1019.0 1012.7 1007.8 DAY 21 7 25 22 27 24 11 3 1 18 22 16 MEAN QFF PRESSURE IN HPA 1022.3 1021.7 1018.4 1012.5 1009.9 1007.7 1005.9 1007.6 1011.8 1020.9 1026.5 1024.0 1015.8 MAX. QFF PRESSURE IN HPA 1032.7 1031.8 1031.4 1024.0 1019.8 1015.8 1011.0 1013.2 1020.7 1030.9 1039.8 1034.3 1039.8 DAY 15 29 27 3 5 16 26 19 29 16 17 10 MIN. QFF PRESSURE IN HPA 1008.5 1009.2 1003.8 1005.5 1002.8 1000.8 1000.5 1001.3 1001.8 1012.9 1019.4 1014.2 1000.5 DAY 21 7 25 22 27 24 11 3 1 18 6 12 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.4 903.7 902.5 901.0 900.1 899.4 898.8 899.8 901.8 906.6 908.7 905.8 902.6 MAX. QFE PRESSURE IN HPA 910.6 914.0 913.5 908.7 908.9 905.3 902.9 903.8 907.8 913.6 919.7 914.2 919.7 DAY 31 29 27 3 5 3 26 23 29 16 17 10 MIN. QFE PRESSURE IN HPA 892.6 892.2 893.6 896.8 893.5 894.2 895.0 894.9 894.9 900.8 903.3 897.9 892.2 DAY 21 7 9 23 27 24 11 3 1 1 22 16 MEAN QNH PRESSURE IN HPA 1018.0 1018.4 1017.0 1015.3 1014.3 1013.6 1013.0 1014.0 1016.2 1021.5 1023.8 1020.6 1017.1 MAX. QNH PRESSURE IN HPA 1025.9 1029.7 1029.1 1023.8 1024.1 1020.1 1017.4 1018.4 1022.8 1029.2 1036.0 1029.9 1036.0 DAY 31 29 27 3 5 3 26 23 29 16 17 10 MIN. QNH PRESSURE IN HPA 1006.1 1005.7 1007.2 1010.7 1007.1 1007.9 1008.7 1008.6 1008.6 1015.1 1017.9 1011.9 1005.7 DAY 21 7 9 23 27 24 11 3 1 1 22 16 MEAN QFF PRESSURE IN HPA 1019.7 1019.9 1016.4 1010.4 1007.8 1006.3 1004.6 1006.0 1009.8 1018.6 1024.3 1021.6 1013.8 MAX. QFF PRESSURE IN HPA 1029.6 1031.8 1030.2 1021.9 1018.8 1016.0 1010.4 1011.5 1017.8 1029.5 1038.3 1032.4 1038.3 DAY 31 29 27 3 5 13 26 18 29 16 17 10 MIN. QFF PRESSURE IN HPA 1006.3 1006.2 1002.9 1004.1 999.0 998.4 999.4 999.7 1000.7 1010.2 1018.3 1013.7 998.4 DAY 21 7 25 10 27 24 11 3 1 1 3 12 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 902.7 903.0 901.4 899.7 898.4 898.3 897.9 898.8 900.7 905.8 908.1 905.2 901.7 MAX. QFE PRESSURE IN HPA 909.0 913.5 912.0 907.4 907.4 904.7 902.5 903.0 907.4 912.0 918.9 913.7 918.9 DAY 14 29 27 3 5 3 30 23 29 16 17 10 MIN. QFE PRESSURE IN HPA 892.6 891.5 893.3 895.1 891.7 892.7 894.0 894.0 894.3 900.1 902.4 897.9 891.5 DAY 21 7 9 23 27 24 10 3 1 1 6 15 MEAN QNH PRESSURE IN HPA 1017.2 1017.6 1015.8 1013.9 1012.5 1012.4 1012.0 1012.9 1015.0 1020.6 1023.2 1020.0 1016.1 MAX. QNH PRESSURE IN HPA 1024.2 1029.1 1027.5 1022.4 1022.4 1019.4 1017.0 1017.6 1022.4 1027.5 1035.1 1029.3 1035.1 DAY 14 29 27 3 5 3 30 23 29 16 17 10 MIN. QNH PRESSURE IN HPA 1006.1 1004.9 1006.9 1008.9 1005.1 1006.2 1007.6 1007.6 1008.0 1014.4 1016.9 1011.9 1004.9 DAY 21 7 9 23 27 24 10 3 1 1 6 15 MEAN QFF PRESSURE IN HPA 1019.1 1019.2 1015.3 1009.1 1006.2 1005.5 1004.0 1005.3 1008.9 1017.8 1023.9 1021.0 1012.9 MAX. QFF PRESSURE IN HPA 1029.1 1031.2 1028.9 1020.4 1017.2 1014.5 1009.7 1010.7 1017.6 1027.3 1037.5 1032.0 1037.5 DAY 13 29 27 3 5 13 26 18 29 16 17 10 MIN. QFF PRESSURE IN HPA 1006.4 1005.3 1002.9 1002.3 997.2 997.7 998.5 999.0 1000.2 1009.9 1017.2 1014.0 997.2 DAY 21 7 25 10 27 24 11 3 1 1 6 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 903.6 903.9 902.2 900.3 898.9 898.6 898.3 899.2 901.5 906.9 909.0 906.0 902.4 MAX. QFE PRESSURE IN HPA 910.1 914.3 911.4 907.2 907.6 904.1 902.5 903.2 908.1 911.9 919.3 914.5 919.3 DAY 14 29 27 3 5 3 30 20 29 30 17 10 MIN. QFE PRESSURE IN HPA 894.6 894.0 894.8 895.2 892.0 892.5 894.5 894.0 895.0 902.3 902.4 897.9 892.0 DAY 21 7 9 23 27 24 8 3 1 12 6 15 MEAN QNH PRESSURE IN HPA 1018.2 1018.6 1016.7 1014.6 1013.0 1012.7 1012.4 1013.4 1015.9 1021.9 1024.2 1020.8 1016.9 MAX. QNH PRESSURE IN HPA 1025.4 1030.0 1026.8 1022.2 1022.6 1018.8 1017.0 1017.8 1023.2 1027.4 1035.5 1030.2 1035.5 DAY 14 29 27 3 5 3 30 20 29 30 17 10 MIN. QNH PRESSURE IN HPA 1008.3 1007.6 1008.5 1009.0 1005.4 1006.0 1008.2 1007.6 1008.7 1016.8 1016.9 1011.9 1005.4 DAY 21 7 9 23 27 24 8 3 1 12 6 15 MEAN QFF PRESSURE IN HPA 1021.3 1021.1 1017.1 1010.4 1007.1 1005.7 1004.5 1006.2 1010.6 1020.2 1025.8 1022.7 1014.4 MAX. QFF PRESSURE IN HPA 1031.8 1032.6 1028.8 1021.1 1018.2 1015.1 1009.9 1011.6 1019.5 1027.1 1038.9 1033.2 1038.9 DAY 14 29 27 2 5 13 25 20 29 16 17 10 MIN. QFF PRESSURE IN HPA 1008.7 1009.3 1004.6 1002.6 997.9 996.8 999.3 999.4 1001.9 1013.0 1017.4 1014.2 996.8 DAY 21 7 25 30 27 24 8 3 1 12 6 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.0 904.6 903.3 901.9 900.9 900.1 899.6 900.5 902.7 907.8 909.6 906.4 903.5 MAX. QFE PRESSURE IN HPA 911.7 914.3 911.4 909.2 908.9 905.5 903.8 904.4 909.1 912.5 919.4 914.0 919.4 DAY 24 29 27 3 5 16 25 20 29 30 17 4 MIN. QFE PRESSURE IN HPA 895.1 896.6 897.0 896.8 894.4 893.0 895.5 895.1 895.9 903.3 902.9 897.8 893.0 DAY 21 7 24 30 27 24 8 3 1 13 6 15 MEAN QNH PRESSURE IN HPA 1018.7 1019.4 1017.9 1016.4 1015.2 1014.4 1013.9 1014.8 1017.2 1022.9 1024.8 1021.3 1018.1 MAX. QNH PRESSURE IN HPA 1027.1 1030.0 1026.8 1024.4 1024.1 1020.3 1018.4 1019.1 1024.3 1028.0 1035.6 1029.7 1035.6 DAY 24 29 27 3 5 16 25 20 29 30 17 4 MIN. QNH PRESSURE IN HPA 1008.9 1010.5 1010.9 1010.7 1008.1 1006.5 1009.3 1008.9 1009.7 1017.9 1017.4 1011.8 1006.5 DAY 21 7 24 30 27 24 8 3 1 13 6 15 MEAN QFF PRESSURE IN HPA 1021.0 1021.4 1017.7 1011.7 1009.2 1007.5 1005.8 1007.0 1011.2 1020.4 1025.8 1022.9 1015.1 MAX. QFF PRESSURE IN HPA 1031.8 1032.6 1028.6 1023.2 1019.7 1018.4 1011.9 1012.6 1020.5 1027.4 1039.0 1032.4 1039.0 DAY 14 29 27 3 5 13 25 20 29 15 17 10 MIN. QFF PRESSURE IN HPA 1009.0 1011.2 1007.0 1002.9 1000.8 997.8 1000.2 1000.0 1001.8 1013.2 1018.0 1014.0 997.8 DAY 20 7 24 30 27 24 8 3 1 12 6 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 903.5 904.4 903.0 901.6 900.8 899.6 899.2 900.1 902.3 907.5 909.2 906.0 903.1 MAX. QFE PRESSURE IN HPA 911.7 913.2 911.2 908.8 908.3 905.0 903.1 903.8 908.3 912.9 918.3 914.3 918.3 DAY 24 29 26 3 5 15 30 17 29 15 16 9 MIN. QFE PRESSURE IN HPA 893.8 896.6 895.3 896.8 895.2 892.9 894.6 894.9 895.0 902.8 902.0 896.8 892.9 DAY 20 6 24 10 27 24 8 31 1 17 6 15 MEAN QNH PRESSURE IN HPA 1018.1 1019.1 1017.6 1016.0 1015.1 1013.9 1013.3 1014.4 1016.8 1022.6 1024.4 1020.9 1017.7 MAX. QNH PRESSURE IN HPA 1027.1 1028.8 1026.6 1023.9 1023.4 1019.8 1017.7 1018.4 1023.4 1028.5 1034.4 1030.0 1034.4 DAY 24 29 26 3 5 15 30 17 29 15 16 9 MIN. QNH PRESSURE IN HPA 1007.4 1010.5 1009.1 1010.7 1009.0 1006.4 1008.3 1008.6 1008.7 1017.3 1016.5 1010.7 1006.4 DAY 20 6 24 10 27 24 8 31 1 17 6 15 MEAN QFF PRESSURE IN HPA 1019.9 1020.6 1017.0 1011.0 1008.7 1006.7 1005.1 1006.5 1010.3 1019.6 1025.0 1021.9 1014.4 MAX. QFF PRESSURE IN HPA 1031.6 1031.2 1028.1 1022.1 1018.7 1017.1 1010.8 1011.8 1019.3 1027.3 1036.8 1032.2 1036.8 DAY 30 29 15 3 5 13 25 18 29 15 17 9 MIN. QFF PRESSURE IN HPA 1007.6 1011.0 1004.0 1002.9 1001.2 997.2 999.2 999.9 1000.5 1012.7 1017.2 1011.9 997.2 DAY 20 25 24 30 27 24 8 3 1 12 6 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.4 5.2 11.3 18.5 24.8 27.2 27.7 27.0 21.7 15.0 10.9 6.0 16.3 MINIMUN AIR TEMPERATURE (C) -4.3 -0.6 4.8 11.2 16.5 18.8 20.4 18.7 13.7 8.4 5.1 1.2 9.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 5 11 5 1 0 0 0 23 DAYS WITH MINIMUM TEMP. <=-4 11 4 1 0 0 0 0 0 0 0 0 3 19 DAYS WITH FREEZING MIN.<= 0 27 17 4 0 0 0 0 0 0 0 2 10 60 TEMPERATURE RECORDS LOWEST(C) -17.2 -10.2 -4.6 6.4 12.4 15.0 16.0 16.0 3.6 0.2 -0.6 -6.2 -17.2 DAY 30 1 12 3 2 4 30 29 21 29 21 23 MAXIMUM AIR TEMPERATURE (C) 6.2 11.9 18.4 26.1 32.3 34.5 34.6 34.7 30.1 22.9 17.9 11.6 23.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 6 23 26 31 30 16 3 0 0 135 DAYS WITH MAXIMUM TEMP. <= 0 7 0 1 0 0 0 0 0 0 0 0 0 8 TEMPERATURE RECORDS HIGHEST(C) 16.0 19.0 26.6 33.2 39.2 41.2 38.6 38.8 37.6 32.0 25.2 19.6 41.2 DAY 11 21 25 26 16 26 11 31 5 7 7 29 DIF. BETWEEN (MAX.-MIN.) (C) 10.5 12.5 13.6 14.9 15.8 15.7 14.2 16.0 16.4 14.5 12.8 10.4 13.9 MEAN DAILY TEMP. (MDT) (C) 0.9 5.7 11.6 18.7 24.4 26.7 27.5 26.7 21.9 15.6 11.5 6.4 16.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.3 105.8 170.5 200.3 176.4 61.5 1.9 0.0 0.0 725.7 HEATING DEG. DAYS(BASE 18 0C) 529.6 345.0 198.9 26.1 0.0 0.0 0.0 0.0 13.4 89.2 196.0 360.0 1758.2 DEWPOINT (MEAN C) -5.4 -5.4 -0.2 4.3 4.2 6.4 6.8 6.9 3.8 3.8 -0.5 0.2 2.1 MIXING RATIO (G/KG) 2.97 3.08 4.36 5.96 5.96 6.91 7.09 7.11 5.99 5.92 4.33 4.46 5.34 VAPOUR PRESSURE (HPA) 4.30 4.45 6.28 8.55 8.54 9.87 10.12 10.17 8.59 8.53 6.26 6.45 7.68 SATURATION DEF. (HPA) 2.63 4.94 8.28 14.00 24.21 27.85 28.28 26.94 19.08 9.89 7.60 3.38 14.76 RELATIVE HUMIDITY (MEAN %) 72 55 53 44 29 28 28 29 32 53 53 72 46 RELATIVE HUMIDITY (MAX. %) 96 87 83 71 45 39 35 40 43 80 83 95 66 RELATIVE HUMIDITY (MIN. %) 45 26 29 25 18 21 22 22 24 31 28 45 28 RELATIVE HUMIDITY (MEAN% 03UTC) 89 81 76 64 40 35 33 37 41 75 73 90 61 RELATIVE HUMIDITY (MEAN% 09UTC) 52 33 35 31 22 22 23 23 27 37 34 52 33 RELATIVE HUMIDITY (MEAN% 15UTC) 66 42 41 33 23 24 24 25 28 45 46 68 39 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 29.5 3.1 29.9 3.8 7.0 0.0 0.0 0.1 0.0 0.4 22.9 46.9 143.6 DAYS WITH PRECIPITATION >=10 0 0 1 0 0 0 0 0 0 0 1 3 5 DAYS WITH PRECIPITATION >= 5 3 0 2 0 1 0 0 0 0 0 2 3 11 DAYS WITH PRECIPITATION >= 1 5 1 3 1 2 0 0 0 0 0 3 5 20 DAYS WITH PRECIPITATION 7 5 7 3 2 0 1 1 0 3 7 9 45 GREATEST DAILY PRECIPITATION 9.9 2.0 19.1 3.0 6.0 0.0 0.0 0.1 0.0 0.2 10.0 16.7 19.1 DAY 27 22 11 18 7 ** ** 28 ** 23 19 2 DAY WITH THUNDER STORM 0 0 0 1 1 0 0 0 0 0 1 0 3 DAYS WITH SNOW OR SLEET 7 0 2 0 0 0 0 0 0 0 2 4 15 DAYS WITH DUST 0 0 3 3 7 10 1 10 4 5 3 0 46 WIND DIRECTION (PREVAILING) 180 180 180 180 180 135 90 135 180 180 225 180 180 PREVAILING WIND SPEED(KNOTS) 6.2 7.4 8.0 7.6 8.1 10.8 11.4 10.3 7.6 7.5 5.9 6.5 7.4 PREVAILING WIND PERCENT 19.8 13.4 21.0 20.0 20.6 22.5 23.0 17.7 20.0 28.2 14.6 15.7 16.6 CALMS PERCENT OF WIND 41.9 32.6 27.4 25.0 23.4 30.4 24.6 31.5 25.8 30.2 38.8 48.0 31.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 176 205 176 165 149 123 110 125 161 177 185 184 149 VECTOR WIND MAGNITUDE(KNOTS) 1.7 0.5 1.1 2.5 2.6 4.3 4.3 2.9 3.3 3.0 1.0 1.1 2.1 WIND STEADINESES (MEAN %) 53.1 11.4 19.6 46.3 42.6 67.2 62.3 50.9 61.1 63.8 26.3 36.7 41.2 WIND SPEED (MEAN KNOTS) 3.2 4.4 5.6 5.4 6.1 6.4 6.9 5.7 5.4 4.7 3.8 3.0 5.1 FASTEST WIND DIRECTION 340 200 280 180 190 110 50 100 220 160 340 160 280 FASTEST WIND SPEED (KNOTS) 14 21 23 19 21 21 21 23 19 19 21 19 23 DAY 2 22 16 16 6 15 27 17 8 10 8 21 DAYS WITH SKY CLEAR (0-2)/8 13 14 11 8 18 26 28 29 27 22 9 8 213 DAYS WITH P.CLOUDY (3-6)/8 7 9 13 19 11 4 3 1 3 8 15 12 105 DAYS WITH CLOUDY (7-8)/8 11 5 7 3 2 0 0 1 0 1 6 11 47 DAYS WITH VISIBILITY =< 2 KM 13 5 3 0 0 0 0 2 1 3 11 18 56 DURATION OF SUNSHINE HOURS 144.8 197.5 208.3 260.4 324.7 352.6 371.8 345.2 306.9 243.3 167.9 112.4 3035.8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.7 903.9 902.7 901.7 899.6 898.3 898.9 900.5 903.3 906.1 905.4 907.1 902.9 MAX. QFE PRESSURE IN HPA 914.9 917.8 915.0 915.0 906.0 908.0 903.8 905.8 912.2 917.0 914.7 915.3 917.8 DAY-HOUR 26- 6 9-21 2- 6 1-18 19- 3 2- 3 29-18 6- 6 22- 6 10-18 20- 6 10- 6 MIN. QFE PRESSURE IN HPA 900.9 887.8 891.3 892.0 890.3 891.2 891.8 891.0 894.3 898.0 894.4 898.6 887.8 DAY-HOUR 1-12 21-18 25-12 13- 0 30-12 18-12 18-12 31-12 5-12 31-12 17-12 5-12 MEAN QNH PRESSURE IN HPA 1022.8 1018.6 1017.2 1016.2 1013.8 1012.4 1013.0 1014.8 1017.9 1021.0 1020.2 1022.1 1017.5 MAX. QNH PRESSURE IN HPA 1030.7 1033.9 1030.8 1030.8 1020.9 1023.1 1018.4 1020.6 1027.7 1033.0 1030.4 1031.1 1033.9 DAY-HOUR 26- 6 9-21 2- 6 1-18 19- 3 2- 3 29-18 6- 6 22- 6 10-18 20- 6 10- 6 MIN. QNH PRESSURE IN HPA 1015.2 1000.8 1004.7 1005.4 1003.6 1004.6 1005.2 1004.3 1008.0 1012.0 1008.1 1012.7 1000.8 DAY-HOUR 1-12 21-18 25-12 13- 0 30-12 18-12 18-12 31-12 5-12 31-12 17-12 5-12 MEAN QFF PRESSURE IN HPA 1026.6 1020.1 1016.0 1011.9 1007.1 1004.7 1005.1 1007.2 1012.4 1018.2 1019.2 1023.2 1014.3 MAX. QFF PRESSURE IN HPA 1038.9 1036.6 1032.6 1030.7 1016.0 1017.2 1011.5 1012.9 1024.8 1034.1 1033.8 1034.2 1038.9 DAY-HOUR 25- 6 10- 6 11-18 1-18 19- 3 2- 3 29-18 14- 6 22- 6 27-15 20- 6 3-18 MIN. QFF PRESSURE IN HPA 1016.1 998.9 999.8 1000.0 996.1 996.2 997.5 995.4 998.6 1008.9 1004.6 1012.5 995.4 DAY-HOUR 1- 9 21-21 25-12 13- 0 30-12 18-12 18-12 31-12 1- 0 6-21 19- 0 6- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 907.4 903.5 902.6 901.9 899.8 898.3 898.8 900.6 903.1 906.1 905.2 906.9 902.8 MAX. QFE PRESSURE IN HPA 913.5 916.8 913.8 913.0 904.9 906.1 902.6 905.0 910.0 915.6 911.7 913.7 916.8 DAY 26 10 2 2 19 2 30 6 22 11 20 10 MIN. QFE PRESSURE IN HPA 901.5 889.5 891.3 892.0 892.6 892.4 893.6 896.0 894.4 899.4 895.6 899.0 889.5 DAY 1 22 26 13 9 18 18 31 1 25 19 6 MEAN QNH PRESSURE IN HPA 1022.4 1018.1 1017.1 1016.4 1014.0 1012.4 1012.9 1014.9 1017.6 1021.0 1020.0 1021.9 1017.4 MAX. QNH PRESSURE IN HPA 1029.1 1032.8 1029.5 1028.6 1019.7 1021.0 1017.1 1019.8 1025.3 1031.4 1027.1 1029.3 1032.8 DAY 26 10 2 2 19 2 30 6 22 11 20 10 MIN. QNH PRESSURE IN HPA 1015.9 1002.7 1004.7 1005.4 1006.1 1005.9 1007.2 1009.8 1008.1 1013.6 1009.4 1013.1 1002.7 DAY 1 22 26 13 9 18 18 31 1 25 19 6 MEAN QFF PRESSURE IN HPA 1025.7 1019.4 1015.6 1011.9 1007.4 1004.9 1005.1 1007.4 1012.0 1017.8 1018.7 1022.8 1014.1 MAX. QFF PRESSURE IN HPA 1037.0 1035.2 1031.1 1027.5 1014.2 1014.2 1010.8 1012.1 1022.7 1031.2 1029.3 1031.2 1037.0 DAY 25 10 12 2 19 2 30 14 20 28 20 4 MIN. QFF PRESSURE IN HPA 1016.9 1002.4 1000.2 1000.0 999.4 998.4 998.9 1001.8 998.6 1008.9 1004.6 1012.5 998.4 DAY 1 22 26 13 9 18 18 31 1 7 19 6 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 907.7 903.9 903.2 902.7 900.8 899.2 899.8 901.4 903.9 906.8 905.7 907.2 903.5 MAX. QFE PRESSURE IN HPA 913.5 916.6 914.6 913.0 906.0 908.0 903.0 905.5 911.2 915.8 913.1 914.0 916.6 DAY 26 10 2 2 19 2 30 6 22 11 20 10 MIN. QFE PRESSURE IN HPA 901.3 891.4 891.3 892.8 892.9 892.8 894.2 895.3 896.1 900.2 896.1 900.4 891.3 DAY 1 21 26 13 9 18 18 31 1 25 19 6 MEAN QNH PRESSURE IN HPA 1022.7 1018.5 1017.8 1017.2 1015.1 1013.4 1014.0 1015.8 1018.5 1021.7 1020.5 1022.1 1018.1 MAX. QNH PRESSURE IN HPA 1029.1 1032.5 1030.3 1028.6 1020.9 1023.1 1017.6 1020.3 1026.6 1031.7 1028.7 1029.7 1032.5 DAY 26 10 2 2 19 2 30 6 22 11 20 10 MIN. QNH PRESSURE IN HPA 1015.7 1004.8 1004.7 1006.3 1006.4 1006.3 1007.9 1009.1 1010.0 1014.5 1010.0 1014.7 1004.7 DAY 1 21 26 13 9 18 18 31 1 25 19 6 MEAN QFF PRESSURE IN HPA 1027.0 1020.9 1017.3 1013.4 1008.6 1005.8 1006.2 1008.7 1013.8 1019.9 1020.3 1023.9 1015.5 MAX. QFF PRESSURE IN HPA 1038.1 1036.0 1031.2 1028.2 1016.0 1017.2 1011.2 1012.7 1024.8 1033.1 1031.3 1032.6 1038.1 DAY 25 11 12 2 19 2 30 15 22 11 20 22 MIN. QFF PRESSURE IN HPA 1017.6 1005.0 1001.8 1001.1 999.4 998.3 999.9 1001.7 1001.4 1012.1 1006.3 1014.8 998.3 DAY 1 21 26 13 9 18 11 31 1 25 19 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 908.8 904.9 903.9 903.1 900.9 899.3 900.0 901.7 904.4 907.5 906.6 908.2 904.1 MAX. QFE PRESSURE IN HPA 914.9 917.4 915.0 914.0 905.9 908.0 903.4 905.8 912.2 915.9 914.7 915.3 917.4 DAY 26 10 2 1 19 2 29 6 22 10 20 10 MIN. QFE PRESSURE IN HPA 902.1 890.8 892.4 894.4 892.9 892.5 894.2 895.1 896.9 901.5 897.4 902.0 890.8 DAY 1 21 26 13 9 18 18 31 1 25 19 5 MEAN QNH PRESSURE IN HPA 1024.0 1019.6 1018.6 1017.7 1015.3 1013.5 1014.2 1016.1 1019.1 1022.5 1021.5 1023.3 1018.8 MAX. QNH PRESSURE IN HPA 1030.7 1033.4 1030.8 1029.7 1020.8 1023.1 1018.0 1020.6 1027.7 1031.8 1030.4 1031.1 1033.4 DAY 26 10 2 1 19 2 29 6 22 10 20 10 MIN. QNH PRESSURE IN HPA 1016.6 1004.1 1005.9 1008.1 1006.4 1006.0 1007.9 1008.9 1010.8 1015.9 1011.4 1016.5 1004.1 DAY 1 21 26 13 9 18 18 31 1 25 19 5 MEAN QFF PRESSURE IN HPA 1027.9 1021.3 1017.4 1013.5 1008.6 1005.7 1006.3 1008.4 1013.5 1019.6 1020.5 1024.6 1015.6 MAX. QFF PRESSURE IN HPA 1038.9 1036.6 1030.7 1028.9 1015.6 1017.0 1010.8 1012.9 1024.8 1034.1 1033.8 1033.7 1038.9 DAY 25 10 12 1 19 2 30 14 22 27 20 10 MIN. QFF PRESSURE IN HPA 1017.5 1003.4 1002.9 1002.9 999.4 997.5 1000.1 1000.2 1001.7 1011.6 1007.5 1016.9 997.5 DAY 1 21 26 13 9 18 11 31 1 7 19 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 907.5 903.9 902.5 901.6 899.5 898.1 898.7 900.4 903.0 905.6 904.9 906.8 902.7 MAX. QFE PRESSURE IN HPA 913.3 916.3 912.4 913.4 904.6 907.1 902.2 904.5 910.4 915.2 912.6 913.7 916.3 DAY 26 10 2 1 19 2 29 5 22 10 20 10 MIN. QFE PRESSURE IN HPA 901.2 888.7 892.6 895.0 892.0 892.0 892.3 893.1 896.1 899.2 895.5 899.3 888.7 DAY 1 21 26 13 30 18 18 27 5 31 17 5 MEAN QNH PRESSURE IN HPA 1022.5 1018.6 1017.0 1016.0 1013.7 1012.2 1012.9 1014.7 1017.6 1020.4 1019.7 1021.7 1017.2 MAX. QNH PRESSURE IN HPA 1028.9 1032.2 1027.9 1029.0 1019.3 1022.1 1016.7 1019.2 1025.7 1031.0 1028.1 1029.3 1032.2 DAY 26 10 2 1 19 2 29 5 22 10 20 10 MIN. QNH PRESSURE IN HPA 1015.6 1001.8 1006.1 1008.7 1005.4 1005.4 1005.8 1006.6 1010.0 1013.4 1009.3 1013.5 1001.8 DAY 1 21 26 13 30 18 18 27 5 31 17 5 MEAN QFF PRESSURE IN HPA 1025.9 1019.8 1015.5 1011.3 1006.6 1004.1 1004.6 1006.7 1011.5 1017.0 1018.1 1022.6 1013.6 MAX. QFF PRESSURE IN HPA 1036.7 1035.2 1031.0 1028.1 1013.8 1015.9 1009.5 1011.7 1022.7 1031.9 1031.1 1032.6 1036.7 DAY 25 10 11 1 19 2 30 14 22 27 20 3 MIN. QFF PRESSURE IN HPA 1016.1 1000.0 1001.3 1004.4 997.3 996.6 997.7 997.5 1001.4 1009.2 1005.7 1014.3 996.6 DAY 1 21 25 13 30 18 18 31 1 7 17 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 906.8 903.0 901.3 900.0 898.0 897.1 897.7 899.1 901.9 904.7 904.3 906.4 901.7 MAX. QFE PRESSURE IN HPA 913.0 915.4 910.6 912.5 903.7 905.3 901.7 903.6 908.9 915.0 911.7 912.5 915.4 DAY 26 10 11 1 19 2 29 5 22 10 20 10 MIN. QFE PRESSURE IN HPA 900.9 889.1 891.3 894.4 890.3 891.2 891.8 891.0 894.3 898.0 894.4 898.6 889.1 DAY 1 21 25 12 30 18 18 31 5 31 17 5 MEAN QNH PRESSURE IN HPA 1021.8 1017.6 1015.6 1014.3 1012.0 1011.0 1011.8 1013.2 1016.3 1019.4 1019.0 1021.3 1016.1 MAX. QNH PRESSURE IN HPA 1028.6 1031.2 1025.9 1028.0 1018.3 1020.1 1016.1 1018.2 1024.1 1030.8 1027.1 1028.0 1031.2 DAY 26 10 11 1 19 2 29 5 22 10 20 10 MIN. QNH PRESSURE IN HPA 1015.2 1002.2 1004.7 1008.1 1003.6 1004.6 1005.2 1004.3 1008.0 1012.0 1008.1 1012.7 1002.2 DAY 1 21 25 12 30 18 18 31 5 31 17 5 MEAN QFF PRESSURE IN HPA 1025.2 1018.8 1014.2 1009.8 1005.4 1003.4 1003.8 1005.5 1010.5 1016.3 1017.8 1022.1 1012.7 MAX. QFF PRESSURE IN HPA 1036.2 1034.2 1030.6 1026.9 1013.2 1014.1 1009.1 1010.7 1021.0 1032.2 1030.0 1032.3 1036.2 DAY 25 10 11 1 19 2 30 14 22 27 20 3 MIN. QFF PRESSURE IN HPA 1016.4 1002.0 999.8 1003.1 996.1 996.2 997.5 995.4 1000.3 1009.0 1005.0 1012.6 995.4 DAY 4 21 25 26 30 18 18 31 5 25 17 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 907.7 903.7 901.9 900.6 898.3 897.5 898.0 899.5 902.6 905.7 905.3 907.0 902.3 MAX. QFE PRESSURE IN HPA 914.4 916.6 911.7 913.2 903.9 905.1 902.5 903.6 908.9 916.5 911.3 913.3 916.6 DAY 26 9 11 1 19 2 29 5 22 10 2 3 MIN. QFE PRESSURE IN HPA 901.8 888.7 892.3 893.8 891.6 891.7 892.4 891.6 895.6 899.3 895.5 898.6 888.7 DAY 4 21 24 12 30 18 18 31 5 6 17 5 MEAN QNH PRESSURE IN HPA 1022.7 1018.3 1016.4 1014.9 1012.4 1011.6 1012.0 1013.7 1017.2 1020.5 1020.1 1022.0 1016.8 MAX. QNH PRESSURE IN HPA 1030.1 1032.5 1027.1 1028.8 1018.5 1019.9 1017.0 1018.2 1024.1 1032.4 1026.7 1028.9 1032.5 DAY 26 9 11 1 19 2 29 5 22 10 2 3 MIN. QNH PRESSURE IN HPA 1016.2 1001.8 1005.8 1007.4 1005.0 1005.1 1005.9 1005.0 1009.4 1013.5 1009.3 1012.7 1001.8 DAY 4 21 24 12 30 18 18 31 5 6 17 5 MEAN QFF PRESSURE IN HPA 1027.1 1020.6 1015.9 1011.1 1005.9 1004.0 1004.2 1006.5 1012.5 1018.7 1019.9 1023.7 1014.2 MAX. QFF PRESSURE IN HPA 1038.3 1036.2 1032.4 1028.6 1013.8 1013.9 1009.9 1011.6 1022.2 1034.1 1029.4 1033.9 1038.3 DAY 25 10 11 1 19 2 29 14 21 27 20 3 MIN. QFF PRESSURE IN HPA 1017.8 1002.1 1001.6 1002.9 997.2 996.6 998.4 997.0 1002.9 1010.4 1006.5 1013.1 996.6 DAY 4 21 24 12 30 18 11 31 5 6 18 20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 908.2 904.4 903.1 902.3 899.9 898.8 899.2 900.8 903.8 906.5 905.9 907.4 903.4 MAX. QFE PRESSURE IN HPA 914.3 917.6 913.5 915.0 905.6 905.8 903.8 905.0 909.9 917.0 912.2 914.1 917.6 DAY 26 9 1 1 19 2 29 5 19 10 2 3 MIN. QFE PRESSURE IN HPA 901.9 887.8 893.0 893.8 892.8 892.8 893.9 893.9 897.7 899.5 896.4 899.0 887.8 DAY 4 21 23 12 9 6 18 31 5 6 17 5 MEAN QNH PRESSURE IN HPA 1023.3 1019.0 1017.7 1016.7 1014.1 1013.0 1013.4 1015.1 1018.5 1021.5 1020.7 1022.4 1018.0 MAX. QNH PRESSURE IN HPA 1030.0 1033.6 1029.1 1030.8 1020.4 1020.6 1018.4 1019.8 1025.2 1033.0 1027.7 1029.8 1033.6 DAY 26 9 1 1 19 2 29 5 19 10 2 3 MIN. QNH PRESSURE IN HPA 1016.3 1000.8 1006.5 1007.4 1006.3 1006.3 1007.5 1007.5 1011.7 1013.7 1010.3 1013.1 1000.8 DAY 4 21 23 12 9 6 18 31 5 6 17 5 MEAN QFF PRESSURE IN HPA 1027.3 1020.6 1016.5 1012.5 1007.4 1005.2 1005.5 1007.4 1012.9 1018.7 1019.7 1023.6 1014.8 MAX. QFF PRESSURE IN HPA 1038.5 1036.6 1032.6 1030.7 1015.4 1014.8 1011.5 1012.8 1022.9 1034.0 1028.7 1034.2 1038.5 DAY 25 10 11 1 19 2 29 14 20 27 20 3 MIN. QFF PRESSURE IN HPA 1017.4 999.5 1002.7 1002.3 999.0 998.1 999.9 998.5 1004.0 1009.4 1006.0 1013.1 998.1 DAY 4 21 23 12 9 6 11 31 5 6 18 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 907.9 904.1 903.1 902.0 899.6 898.5 898.9 900.5 903.6 906.4 905.6 907.0 903.1 MAX. QFE PRESSURE IN HPA 913.9 917.8 913.8 914.7 904.5 905.3 903.6 905.0 910.0 916.7 911.6 913.7 917.8 DAY 25 9 1 1 19 1 29 5 21 10 2 9 MIN. QFE PRESSURE IN HPA 902.1 888.1 892.3 892.4 892.4 892.8 893.6 894.1 897.7 899.5 896.3 899.0 888.1 DAY 4 21 25 12 9 17 17 31 5 6 18 5 MEAN QNH PRESSURE IN HPA 1023.0 1018.7 1017.6 1016.5 1013.8 1012.6 1013.1 1014.8 1018.2 1021.3 1020.4 1022.0 1017.7 MAX. QNH PRESSURE IN HPA 1029.6 1033.9 1029.5 1030.4 1019.2 1020.1 1018.2 1019.8 1025.3 1032.7 1027.0 1029.3 1033.9 DAY 25 9 1 1 19 1 29 5 21 10 2 9 MIN. QNH PRESSURE IN HPA 1016.6 1001.1 1005.8 1005.9 1005.9 1006.3 1007.2 1007.8 1011.7 1013.7 1010.2 1013.1 1001.1 DAY 4 21 25 12 9 17 17 31 5 6 18 5 MEAN QFF PRESSURE IN HPA 1026.4 1019.8 1016.1 1011.8 1006.8 1004.7 1005.0 1006.9 1012.4 1018.0 1018.9 1022.8 1014.1 MAX. QFF PRESSURE IN HPA 1036.8 1036.3 1032.1 1029.7 1013.9 1013.6 1010.9 1011.5 1022.6 1032.4 1026.8 1032.2 1036.8 DAY 25 9 11 1 19 2 29 13 21 27 20 22 MIN. QFF PRESSURE IN HPA 1016.9 998.9 1000.6 1001.1 998.5 998.4 999.1 998.2 1002.9 1008.9 1005.2 1012.5 998.2 DAY 4 21 25 12 9 17 17 31 5 6 18 5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.3 5.8 11.4 14.8 19.4 26.5 27.6 27.5 22.6 18.7 9.7 1.1 15.8 MINIMUN AIR TEMPERATURE (C) 0.1 0.8 4.7 9.8 13.1 18.2 19.2 19.2 13.7 11.0 4.4 -3.0 9.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 7 3 0 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 5 2 0 0 0 0 0 0 0 0 0 12 19 DAYS WITH FREEZING MIN.<= 0 18 14 8 0 0 0 0 0 0 0 4 25 69 TEMPERATURE RECORDS LOWEST(C) -5.4 -4.6 -3.4 3.6 8.2 14.2 15.4 12.2 9.6 4.8 -1.0 -12.8 -12.8 DAY 16 2 7 1 18 12 24 15 30 24 30 4 MAXIMUM AIR TEMPERATURE (C) 9.7 12.3 18.9 20.8 26.0 33.9 34.7 35.3 31.1 27.1 16.2 6.8 22.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 1 3 7 27 29 29 21 7 0 0 124 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 3 4 TEMPERATURE RECORDS HIGHEST(C) 21.4 21.8 30.4 33.6 38.4 39.5 40.4 41.6 36.8 35.0 24.2 16.2 41.6 DAY 7 13 28 20 25 13 19 10 12 3 11 9 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 11.5 14.2 11.0 12.9 15.7 15.5 16.1 17.4 16.1 11.8 9.8 13.4 MEAN DAILY TEMP. (MDT) (C) 4.9 6.5 11.8 15.3 19.5 26.1 27.0 27.3 22.4 19.0 10.3 1.9 16.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.4 8.2 34.5 152.1 185.0 193.8 47.8 13.5 0.0 0.0 635.4 HEATING DEG. DAYS(BASE 18 0C) 406.1 320.7 200.4 104.5 29.2 0.0 0.0 0.0 0.0 27.1 229.7 499.7 1817.3 DEWPOINT (MEAN C) -2.5 -3.9 -2.6 5.5 6.3 4.9 3.2 2.6 0.5 2.9 2.0 -2.7 1.3 MIXING RATIO (G/KG) 3.72 3.37 3.84 6.56 6.97 6.19 5.62 5.33 4.63 5.45 5.20 3.68 5.05 VAPOUR PRESSURE (HPA) 5.37 4.87 5.53 9.38 9.98 8.85 8.05 7.63 6.67 7.86 7.52 5.32 7.25 SATURATION DEF. (HPA) 3.50 5.14 9.36 8.51 14.05 27.19 30.52 30.80 22.33 15.25 5.20 1.71 14.46 RELATIVE HUMIDITY (MEAN %) 68 60 48 62 50 27 23 22 25 39 67 82 48 RELATIVE HUMIDITY (MAX. %) 96 90 79 91 76 39 34 30 36 61 94 96 69 RELATIVE HUMIDITY (MIN. %) 39 34 24 36 29 18 15 15 17 23 40 60 29 RELATIVE HUMIDITY (MEAN% 03UTC) 89 81 71 80 64 35 30 28 34 56 89 94 63 RELATIVE HUMIDITY (MEAN% 09UTC) 45 40 32 45 36 21 17 17 20 28 45 65 34 RELATIVE HUMIDITY (MEAN% 15UTC) 58 49 36 50 42 21 18 18 20 32 58 78 40 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 25.6 14.6 47.4 32.0 49.5 3.0 14.0 0.0 0.0 1.0 22.4 20.4 229.9 DAYS WITH PRECIPITATION >=10 2 0 2 1 2 0 1 0 0 0 0 0 8 DAYS WITH PRECIPITATION >= 5 2 0 2 2 3 0 1 0 0 0 3 0 13 DAYS WITH PRECIPITATION >= 1 4 4 6 9 6 1 1 0 0 1 3 6 41 DAYS WITH PRECIPITATION 6 8 10 15 10 3 1 0 0 2 6 12 73 GREATEST DAILY PRECIPITATION 11.0 4.0 17.2 10.1 21.0 3.0 14.0 0.0 0.0 1.0 8.0 5.0 21.0 DAY 9 20 30 22 13 30 20 ** ** 23 15 11 DAY WITH THUNDER STORM 1 0 3 3 7 1 1 0 0 0 0 1 17 DAYS WITH SNOW OR SLEET 2 6 2 0 0 0 0 0 0 0 0 11 21 DAYS WITH DUST 0 3 1 2 4 9 2 4 3 2 2 0 32 WIND DIRECTION (PREVAILING) 180 180 180 180 180 135 90 135 225 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 6.7 6.9 7.8 7.6 7.9 9.3 11.2 8.8 5.3 6.6 6.4 6.1 7.0 PREVAILING WIND PERCENT 17.7 14.7 18.1 23.8 29.8 22.9 23.8 18.1 21.7 24.6 25.4 23.8 19.6 CALMS PERCENT OF WIND 40.7 25.4 26.2 22.9 13.7 15.0 19.4 14.9 24.2 21.4 22.9 19.8 22.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 184 320 167 159 165 107 96 136 174 194 189 161 153 VECTOR WIND MAGNITUDE(KNOTS) 1.0 0.7 0.9 0.7 3.4 2.9 3.1 3.1 3.0 2.1 2.1 1.5 1.6 WIND STEADINESES (MEAN %) 27.8 12.5 17.3 11.9 54.0 40.3 49.2 49.2 62.5 45.7 50.0 31.3 29.6 WIND SPEED (MEAN KNOTS) 3.6 5.6 5.2 5.9 6.3 7.2 6.3 6.3 4.8 4.6 4.2 4.8 5.4 FASTEST WIND DIRECTION 360 350 360 340 300 360 310 90 90 360 200 340 350 FASTEST WIND SPEED (KNOTS) 19 37 27 27 23 29 29 23 17 23 14 23 37 DAY 20 27 23 26 12 7 20 13 16 22 14 22 DAYS WITH SKY CLEAR (0-2)/8 10 9 11 1 13 23 25 29 30 24 10 11 196 DAYS WITH P.CLOUDY (3-6)/8 11 11 11 18 13 7 6 2 0 6 13 11 109 DAYS WITH CLOUDY (7-8)/8 10 8 9 11 5 0 0 0 0 1 7 9 60 DAYS WITH VISIBILITY =< 2 KM 8 5 3 6 2 1 0 0 0 1 9 14 49 DURATION OF SUNSHINE HOURS 135.3 156.1 211.5 171.8 271.5 345.6 375.4 367.0 332.3 271.1 158.1 130.9 2926.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.7 904.3 902.8 900.3 901.4 898.3 899.4 898.9 904.0 905.7 907.7 905.9 902.9 MAX. QFE PRESSURE IN HPA 914.0 917.5 918.4 910.4 909.8 905.7 905.9 906.5 910.2 911.5 917.0 921.0 921.0 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 17- 6 25- 3 3- 3 31- 6 21- 6 23- 6 18- 6 3-18 MIN. QFE PRESSURE IN HPA 894.1 893.6 891.4 886.3 894.0 888.7 892.7 891.9 898.7 898.8 897.4 891.9 886.3 DAY-HOUR 8-12 25-15 28-21 4- 0 12-12 21-12 25-12 17-12 10-12 21-12 12-12 22- 0 MEAN QNH PRESSURE IN HPA 1020.5 1019.0 1017.3 1014.5 1015.7 1012.4 1013.6 1013.1 1018.6 1020.5 1022.7 1020.8 1017.4 MAX. QNH PRESSURE IN HPA 1029.7 1033.5 1034.5 1025.7 1025.0 1020.5 1020.8 1021.4 1025.5 1026.9 1033.0 1037.4 1037.4 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 17- 6 25- 3 3- 3 31- 6 21- 6 23- 6 18- 6 3-18 MIN. QNH PRESSURE IN HPA 1007.8 1007.2 1004.8 999.2 1007.6 1001.8 1006.2 1005.3 1012.8 1012.9 1011.4 1005.3 999.2 DAY-HOUR 8-12 25-15 28-21 4- 0 12-12 21-12 25-12 17-12 10-12 21-12 12-12 22- 0 MEAN QFF PRESSURE IN HPA 1022.5 1020.3 1016.1 1011.7 1011.1 1005.0 1005.8 1005.3 1012.8 1016.2 1022.2 1024.2 1014.4 MAX. QFF PRESSURE IN HPA 1033.1 1037.9 1038.5 1025.8 1022.9 1014.2 1014.2 1015.3 1019.8 1025.0 1035.0 1046.4 1046.4 DAY-HOUR 17- 6 19- 6 11- 3 1- 3 17-18 25- 3 3- 3 31- 3 30- 3 23- 6 18- 6 3-18 MIN. QFF PRESSURE IN HPA 1004.3 1004.8 997.7 995.8 1000.4 993.3 998.3 997.2 1006.5 1008.5 1008.9 1005.3 993.3 DAY-HOUR 8-12 27- 9 28-21 4- 0 12-12 21- 0 25-12 8-12 11-12 22- 9 12-12 22- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 905.5 904.0 902.4 900.1 901.3 898.4 899.0 898.7 903.6 905.7 907.5 905.7 902.7 MAX. QFE PRESSURE IN HPA 912.7 914.6 916.5 908.7 908.6 905.3 904.6 904.5 908.1 909.0 914.8 919.5 919.5 DAY 26 19 11 1 17 25 3 31 21 11 18 4 MIN. QFE PRESSURE IN HPA 896.8 894.6 892.3 886.3 895.2 889.3 893.6 892.8 899.3 899.9 898.9 891.9 886.3 DAY 8 27 29 4 12 21 25 9 18 22 13 22 MEAN QNH PRESSURE IN HPA 1020.3 1018.7 1016.9 1014.3 1015.7 1012.5 1013.2 1012.8 1018.3 1020.5 1022.5 1020.5 1017.2 MAX. QNH PRESSURE IN HPA 1028.2 1030.3 1032.4 1023.8 1023.7 1020.1 1019.3 1019.2 1023.2 1024.2 1030.6 1035.7 1035.7 DAY 26 19 11 1 17 25 3 31 21 11 18 4 MIN. QNH PRESSURE IN HPA 1010.7 1008.3 1005.8 999.2 1009.0 1002.5 1007.2 1006.3 1013.5 1014.1 1013.0 1005.3 999.2 DAY 8 27 29 4 12 21 25 9 18 22 13 22 MEAN QFF PRESSURE IN HPA 1021.9 1019.5 1015.3 1011.3 1011.0 1005.2 1005.7 1005.1 1012.4 1016.0 1021.7 1023.7 1014.1 MAX. QFF PRESSURE IN HPA 1030.8 1034.4 1037.0 1024.3 1019.9 1013.7 1012.9 1012.5 1017.6 1021.2 1032.0 1044.9 1044.9 DAY 18 19 11 1 17 25 3 31 30 24 18 4 MIN. QFF PRESSURE IN HPA 1007.4 1005.6 999.2 995.8 1000.7 993.3 999.6 997.7 1007.9 1009.5 1009.9 1005.3 993.3 DAY 8 27 29 4 12 21 25 9 12 22 13 22 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.7 904.3 903.2 900.8 902.0 899.3 900.1 899.7 904.6 906.3 908.0 905.9 903.3 MAX. QFE PRESSURE IN HPA 912.5 916.3 917.4 909.5 909.2 905.7 905.9 906.2 909.6 910.2 915.3 919.1 919.1 DAY 26 19 11 1 17 25 3 31 21 23 18 4 MIN. QFE PRESSURE IN HPA 895.7 895.2 893.7 888.3 895.2 890.5 894.5 894.0 900.3 900.9 898.9 891.9 888.3 DAY 8 27 29 4 12 21 25 9 18 22 13 22 MEAN QNH PRESSURE IN HPA 1020.6 1019.0 1017.8 1015.1 1016.4 1013.5 1014.3 1014.0 1019.3 1021.2 1023.1 1020.8 1017.9 MAX. QNH PRESSURE IN HPA 1028.0 1032.2 1033.4 1024.7 1024.4 1020.5 1020.8 1021.1 1024.8 1025.5 1031.1 1035.3 1035.3 DAY 26 19 11 1 17 25 3 31 21 23 18 4 MIN. QNH PRESSURE IN HPA 1009.5 1009.0 1007.3 1001.4 1009.0 1003.8 1008.2 1007.6 1014.6 1015.2 1013.0 1005.3 1001.4 DAY 8 27 29 4 12 21 25 9 18 22 13 22 MEAN QFF PRESSURE IN HPA 1023.0 1020.9 1017.3 1012.6 1012.0 1006.3 1006.7 1006.7 1014.4 1017.9 1023.3 1024.8 1015.5 MAX. QFF PRESSURE IN HPA 1032.2 1036.6 1038.5 1025.8 1021.8 1014.2 1014.2 1015.3 1019.8 1022.9 1034.1 1045.1 1045.1 DAY 18 19 11 1 17 25 3 31 30 23 18 4 MIN. QFF PRESSURE IN HPA 1006.9 1007.3 1001.8 998.3 1002.4 995.4 1000.4 999.0 1009.1 1012.4 1010.6 1005.7 995.4 DAY 8 27 29 4 12 21 25 9 18 22 13 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.8 905.3 904.1 901.3 902.2 899.4 900.3 900.1 905.3 907.1 909.0 907.2 904.0 MAX. QFE PRESSURE IN HPA 914.0 917.5 918.4 910.4 909.8 905.7 905.8 906.5 910.2 911.5 917.0 920.2 920.2 DAY 26 19 11 1 17 25 3 31 21 23 18 3 MIN. QFE PRESSURE IN HPA 896.1 896.2 894.7 887.6 895.8 890.7 894.5 893.9 900.7 901.4 900.0 893.1 887.6 DAY 8 27 29 4 12 21 25 9 18 22 12 22 MEAN QNH PRESSURE IN HPA 1021.8 1020.1 1018.8 1015.7 1016.7 1013.6 1014.6 1014.3 1020.0 1022.1 1024.2 1022.2 1018.7 MAX. QNH PRESSURE IN HPA 1029.7 1033.5 1034.5 1025.7 1025.0 1020.5 1020.6 1021.4 1025.5 1026.9 1033.0 1036.5 1036.5 DAY 26 19 11 1 17 25 3 31 21 23 18 3 MIN. QNH PRESSURE IN HPA 1010.0 1010.1 1008.4 1000.6 1009.6 1004.0 1008.2 1007.5 1015.0 1015.8 1014.3 1006.6 1000.6 DAY 8 27 29 4 12 21 25 9 18 22 12 22 MEAN QFF PRESSURE IN HPA 1023.8 1021.6 1017.6 1012.9 1012.1 1006.2 1006.6 1006.4 1014.0 1017.5 1023.6 1025.5 1015.7 MAX. QFF PRESSURE IN HPA 1033.1 1037.9 1038.4 1025.7 1022.9 1013.8 1013.7 1015.3 1018.9 1025.0 1035.0 1044.2 1044.2 DAY 17 19 11 1 17 25 3 31 21 23 18 3 MIN. QFF PRESSURE IN HPA 1006.0 1007.5 1003.7 997.4 1002.8 995.3 999.9 997.9 1008.4 1011.4 1011.2 1005.9 995.3 DAY 8 27 29 4 30 21 25 9 11 22 12 22 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 905.4 903.9 902.8 900.1 901.1 898.3 899.4 898.8 903.8 905.2 907.3 905.4 902.6 MAX. QFE PRESSURE IN HPA 912.5 915.8 917.0 909.7 908.8 904.5 905.1 904.8 908.5 909.7 914.9 919.2 919.2 DAY 26 19 11 1 17 25 3 30 21 23 18 3 MIN. QFE PRESSURE IN HPA 894.7 894.4 894.3 887.0 895.0 889.5 893.8 893.2 899.2 899.5 898.2 892.1 887.0 DAY 8 27 28 4 12 21 25 17 18 22 12 22 MEAN QNH PRESSURE IN HPA 1020.2 1018.6 1017.4 1014.4 1015.5 1012.3 1013.6 1012.9 1018.5 1019.9 1022.3 1020.2 1017.2 MAX. QNH PRESSURE IN HPA 1028.0 1031.7 1033.0 1024.9 1023.9 1019.2 1019.9 1019.5 1023.6 1024.9 1030.7 1035.4 1035.4 DAY 26 19 11 1 17 25 3 30 21 23 18 3 MIN. QNH PRESSURE IN HPA 1008.4 1008.1 1008.0 999.9 1008.7 1002.7 1007.4 1006.8 1013.4 1013.7 1012.3 1005.5 999.9 DAY 8 27 28 4 12 21 25 17 18 22 12 22 MEAN QFF PRESSURE IN HPA 1021.9 1019.5 1015.9 1011.4 1010.7 1004.6 1005.5 1004.8 1012.1 1015.1 1021.4 1023.1 1013.8 MAX. QFF PRESSURE IN HPA 1031.9 1035.7 1036.4 1024.5 1021.3 1012.5 1012.9 1012.8 1016.6 1022.9 1031.9 1043.1 1043.1 DAY 17 19 11 1 17 25 3 31 21 23 18 3 MIN. QFF PRESSURE IN HPA 1005.0 1004.8 1002.4 996.3 1001.6 994.0 998.8 997.6 1006.8 1008.5 1009.0 1005.3 994.0 DAY 8 27 28 4 30 21 25 9 18 22 12 22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.8 903.0 901.6 899.1 900.0 896.9 898.4 897.6 902.7 904.2 906.6 905.1 901.7 MAX. QFE PRESSURE IN HPA 912.2 914.2 914.6 908.2 907.0 903.2 903.7 903.3 907.2 908.5 914.2 919.3 919.3 DAY 17 19 10 1 17 25 3 31 21 23 18 3 MIN. QFE PRESSURE IN HPA 894.1 893.7 892.0 886.3 894.0 888.7 892.7 891.9 898.7 898.8 897.4 894.2 886.3 DAY 8 25 28 4 12 21 25 17 10 21 12 22 MEAN QNH PRESSURE IN HPA 1019.6 1017.6 1016.0 1013.2 1014.2 1010.8 1012.5 1011.6 1017.2 1018.9 1021.6 1019.9 1016.1 MAX. QNH PRESSURE IN HPA 1027.7 1029.9 1030.3 1023.3 1022.0 1017.8 1018.3 1017.9 1022.2 1023.6 1029.9 1035.5 1035.5 DAY 17 19 10 1 17 25 3 31 21 23 18 3 MIN. QNH PRESSURE IN HPA 1007.8 1007.3 1005.4 999.2 1007.6 1001.8 1006.2 1005.3 1012.8 1012.9 1011.4 1007.9 999.2 DAY 8 25 28 4 12 21 25 17 10 21 12 22 MEAN QFF PRESSURE IN HPA 1021.3 1018.4 1014.5 1010.3 1009.5 1003.4 1004.9 1003.9 1011.3 1014.4 1020.9 1022.9 1013.0 MAX. QFF PRESSURE IN HPA 1032.0 1033.8 1033.3 1022.6 1019.1 1011.0 1011.5 1011.2 1015.9 1022.3 1030.8 1043.4 1043.4 DAY 17 19 10 1 17 25 3 31 21 23 18 3 MIN. QFF PRESSURE IN HPA 1004.3 1006.0 999.9 996.0 1000.4 993.3 998.3 997.2 1006.5 1009.1 1008.9 1009.2 993.3 DAY 8 27 28 4 12 21 25 8 11 21 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.7 904.1 902.2 899.6 900.6 897.3 898.8 898.2 903.3 905.2 907.4 906.0 902.4 MAX. QFE PRESSURE IN HPA 912.6 914.5 916.4 908.5 908.0 903.8 904.1 903.9 908.2 909.0 914.7 920.5 920.5 DAY 17 19 10 1 17 25 2 31 21 10 17 3 MIN. QFE PRESSURE IN HPA 896.1 893.6 892.2 888.0 894.5 888.8 893.2 892.4 898.9 899.4 898.8 894.5 888.0 DAY 8 25 28 4 12 20 24 17 10 21 12 21 MEAN QNH PRESSURE IN HPA 1020.5 1018.8 1016.7 1013.8 1014.9 1011.3 1012.9 1012.2 1017.9 1019.9 1022.5 1020.9 1016.9 MAX. QNH PRESSURE IN HPA 1028.1 1030.2 1032.3 1023.6 1023.1 1018.4 1018.8 1018.5 1023.3 1024.2 1030.4 1036.8 1036.8 DAY 17 19 10 1 17 25 2 31 21 10 17 3 MIN. QNH PRESSURE IN HPA 1010.0 1007.2 1005.7 1001.0 1008.2 1001.9 1006.8 1005.9 1013.0 1013.6 1012.9 1008.2 1001.0 DAY 8 25 28 4 12 20 24 17 10 21 12 21 MEAN QFF PRESSURE IN HPA 1023.0 1020.7 1016.2 1011.4 1010.4 1004.0 1005.3 1005.0 1013.0 1016.7 1022.8 1024.9 1014.4 MAX. QFF PRESSURE IN HPA 1032.7 1034.5 1035.2 1023.4 1021.0 1012.2 1012.3 1013.0 1018.4 1023.3 1032.4 1045.8 1045.8 DAY 17 19 10 1 17 24 2 31 29 23 18 3 MIN. QFF PRESSURE IN HPA 1007.0 1006.9 1001.2 998.2 1001.3 993.7 999.2 997.4 1008.3 1010.7 1011.6 1010.1 993.7 DAY 8 25 28 4 25 20 25 8 19 12 12 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 906.0 905.0 903.1 900.9 902.1 898.6 900.0 899.4 904.5 906.1 908.0 906.4 903.3 MAX. QFE PRESSURE IN HPA 913.0 914.6 917.5 909.2 909.4 905.2 905.6 905.6 908.9 910.1 915.2 921.0 921.0 DAY 25 18 10 1 17 24 2 31 21 31 17 3 MIN. QFE PRESSURE IN HPA 898.4 895.1 892.2 889.7 896.1 890.0 894.2 893.8 900.4 899.4 899.4 893.5 889.7 DAY 8 25 28 3 29 20 24 8 10 21 12 21 MEAN QNH PRESSURE IN HPA 1020.9 1019.8 1017.7 1015.2 1016.6 1012.7 1014.2 1013.6 1019.2 1020.9 1023.1 1021.3 1017.9 MAX. QNH PRESSURE IN HPA 1028.6 1030.3 1033.5 1024.4 1024.6 1020.0 1020.4 1020.4 1024.1 1025.4 1031.0 1037.4 1037.4 DAY 25 18 10 1 17 24 2 31 21 31 17 3 MIN. QNH PRESSURE IN HPA 1012.5 1008.9 1005.7 1002.9 1010.0 1003.2 1007.9 1007.4 1014.7 1013.6 1013.6 1007.1 1002.9 DAY 8 25 28 3 29 20 24 8 10 21 12 21 MEAN QFF PRESSURE IN HPA 1022.9 1021.3 1016.4 1012.4 1011.9 1005.4 1006.3 1005.8 1013.2 1016.5 1022.6 1024.7 1014.9 MAX. QFF PRESSURE IN HPA 1032.2 1034.5 1036.1 1023.2 1022.9 1013.6 1013.9 1014.5 1018.1 1023.8 1033.1 1046.4 1046.4 DAY 17 18 10 1 17 24 2 31 30 23 17 3 MIN. QFF PRESSURE IN HPA 1009.7 1007.7 1000.4 999.8 1002.5 994.6 1000.2 998.0 1008.2 1010.3 1010.8 1008.6 994.6 DAY 8 26 28 3 29 20 24 8 11 21 12 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.6 904.8 902.8 900.3 901.7 898.6 899.4 899.0 904.0 905.8 907.8 905.9 903.0 MAX. QFE PRESSURE IN HPA 912.7 914.6 917.3 908.2 908.6 905.2 904.6 904.9 908.3 909.3 915.2 920.4 920.4 DAY 25 18 10 1 16 24 2 31 21 31 17 3 MIN. QFE PRESSURE IN HPA 897.7 895.3 891.4 887.5 895.5 889.7 893.5 893.2 899.8 899.9 899.2 893.1 887.5 DAY 7 25 28 3 29 20 24 8 17 21 12 21 MEAN QNH PRESSURE IN HPA 1020.4 1019.5 1017.3 1014.6 1016.1 1012.7 1013.6 1013.1 1018.7 1020.7 1022.8 1020.8 1017.5 MAX. QNH PRESSURE IN HPA 1028.2 1030.3 1033.3 1023.3 1023.7 1020.0 1019.3 1019.7 1023.4 1024.5 1031.0 1036.7 1036.7 DAY 25 18 10 1 16 24 2 31 21 31 17 3 MIN. QNH PRESSURE IN HPA 1011.7 1009.1 1004.8 1000.5 1009.3 1002.9 1007.1 1006.8 1014.0 1014.1 1013.4 1006.6 1000.5 DAY 7 25 28 3 29 20 24 8 17 21 12 21 MEAN QFF PRESSURE IN HPA 1022.1 1020.5 1015.8 1011.4 1011.2 1005.0 1005.6 1005.1 1012.5 1015.9 1021.9 1023.8 1014.2 MAX. QFF PRESSURE IN HPA 1031.7 1034.5 1037.2 1021.9 1021.3 1013.8 1012.6 1013.5 1017.4 1022.1 1032.9 1045.6 1045.6 DAY 17 18 10 1 17 24 2 31 30 23 17 3 MIN. QFF PRESSURE IN HPA 1008.4 1007.0 997.7 996.8 1001.7 993.9 999.3 997.6 1007.5 1009.7 1009.7 1006.7 993.9 DAY 7 26 28 3 29 20 24 8 17 21 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.4 5.4 8.4 14.3 17.9 24.2 28.7 26.8 21.5 18.0 8.2 3.7 15.0 MINIMUN AIR TEMPERATURE (C) -2.0 1.1 3.6 9.1 11.0 16.5 21.1 18.3 13.7 9.6 3.0 -0.7 8.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 19 2 0 0 0 0 22 DAYS WITH MINIMUM TEMP. <=-4 9 3 2 0 0 0 0 0 0 0 0 5 19 DAYS WITH FREEZING MIN.<= 0 23 9 5 3 0 0 0 0 0 0 11 18 69 TEMPERATURE RECORDS LOWEST(C) -9.0 -5.9 -6.8 -1.0 2.2 8.8 16.8 15.4 5.0 4.6 -2.0 -13.2 -13.2 DAY 22 18 3 19 2 7 25 6 29 17 25 13 MAXIMUM AIR TEMPERATURE (C) 8.2 11.3 14.7 20.6 24.6 31.3 35.8 34.0 29.1 26.9 14.6 9.4 21.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 6 4 23 31 31 14 6 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 4 0 0 0 0 0 0 0 0 0 0 2 6 TEMPERATURE RECORDS HIGHEST(C) 16.8 19.0 25.6 33.2 32.2 37.0 41.4 36.8 35.0 31.6 23.6 18.2 41.4 DAY 10 4 26 7 31 4 19 15 7 4 10 7 DIF. BETWEEN (MAX.-MIN.) (C) 10.2 10.2 11.1 11.5 13.6 14.8 14.7 15.7 15.4 17.3 11.6 10.1 13.0 MEAN DAILY TEMP. (MDT) (C) 3.1 6.2 9.2 14.8 17.8 23.9 28.4 26.1 21.4 18.3 8.8 4.3 15.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 14.3 16.0 99.7 230.4 159.6 56.5 4.6 0.0 0.0 581.1 HEATING DEG. DAYS(BASE 18 0C) 460.7 330.6 274.2 137.6 58.2 4.2 0.0 0.0 18.9 29.9 276.3 424.4 2015.1 DEWPOINT (MEAN C) -2.0 0.5 2.8 7.2 7.8 10.2 13.0 11.6 8.8 4.2 1.7 -1.0 5.4 MIXING RATIO (G/KG) 3.73 4.50 5.43 7.27 7.61 8.91 10.76 9.78 8.22 6.02 4.95 4.09 6.77 VAPOUR PRESSURE (HPA) 5.39 6.47 7.80 10.43 10.91 12.69 15.25 13.93 11.76 8.66 7.15 5.92 9.70 SATURATION DEF. (HPA) 2.43 2.98 4.12 7.77 10.95 19.02 25.66 22.60 15.59 13.38 4.47 2.60 10.96 RELATIVE HUMIDITY (MEAN %) 77 75 72 68 56 43 39 40 46 43 68 75 59 RELATIVE HUMIDITY (MAX. %) 96 94 93 88 85 61 49 51 59 62 92 96 77 RELATIVE HUMIDITY (MIN. %) 55 53 47 47 36 32 30 31 36 29 42 51 41 RELATIVE HUMIDITY (MEAN% 03UTC) 92 88 87 83 69 53 46 48 56 58 88 89 71 RELATIVE HUMIDITY (MEAN% 09UTC) 62 58 56 51 39 34 32 33 38 31 47 56 45 RELATIVE HUMIDITY (MEAN% 15UTC) 69 68 64 60 48 37 35 36 41 36 63 72 52 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 29.8 31.0 37.3 59.5 42.1 0.5 0.0 0.0 0.0 1.4 45.8 17.0 264.4 DAYS WITH PRECIPITATION >=10 1 0 1 2 2 0 0 0 0 0 1 0 7 DAYS WITH PRECIPITATION >= 5 2 2 3 3 3 0 0 0 0 0 1 2 16 DAYS WITH PRECIPITATION >= 1 4 8 7 6 6 0 0 0 0 1 4 5 41 DAYS WITH PRECIPITATION 5 14 15 11 12 5 0 1 0 4 4 14 85 GREATEST DAILY PRECIPITATION 17.0 8.3 11.0 22.0 15.0 0.3 0.0 0.0 0.0 1.0 36.0 7.0 36.0 DAY 20 17 14 18 9 10 ** ** ** 5 15 11 DAY WITH THUNDER STORM 0 0 3 3 4 1 0 0 0 2 2 1 16 DAYS WITH SNOW OR SLEET 4 5 3 1 0 0 0 0 0 0 1 6 20 DAYS WITH DUST 0 1 4 0 2 5 4 0 2 3 2 0 23 WIND DIRECTION (PREVAILING) 180 180 180 180 135 225 90 90 225 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 5.9 7.1 7.5 7.7 7.6 4.9 10.2 10.6 5.2 6.4 6.9 5.7 7.0 PREVAILING WIND PERCENT 17.7 25.4 24.6 39.2 18.1 19.6 26.2 31.9 20.4 19.8 18.8 22.2 20.1 CALMS PERCENT OF WIND 21.4 11.2 14.9 9.6 15.7 10.4 7.7 13.3 12.5 13.3 19.6 17.7 14.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 159 162 175 165 117 142 130 107 153 182 159 182 147 VECTOR WIND MAGNITUDE(KNOTS) 1.1 1.3 1.2 3.7 1.1 3.3 3.9 3.7 2.7 1.5 0.9 1.4 2.0 WIND STEADINESES (MEAN %) 25.0 22.4 18.2 57.8 19.0 47.8 54.9 52.9 44.3 30.0 18.0 31.1 33.9 WIND SPEED (MEAN KNOTS) 4.4 5.8 6.6 6.4 5.8 6.9 7.1 7.0 6.1 5.0 5.0 4.5 5.9 FASTEST WIND DIRECTION 360 340 340 150 350 80 100 100 160 140 340 310 340 FASTEST WIND SPEED (KNOTS) 19 21 29 23 23 21 19 23 17 21 19 21 29 DAY 29 12 8 28 17 19 3 4 13 20 14 7 DAYS WITH SKY CLEAR (0-2)/8 9 4 7 5 14 23 29 27 29 21 14 10 192 DAYS WITH P.CLOUDY (3-6)/8 13 15 10 11 12 5 2 4 1 9 10 13 105 DAYS WITH CLOUDY (7-8)/8 9 9 14 14 5 2 0 0 0 1 6 8 68 DAYS WITH VISIBILITY =< 2 KM 15 4 4 6 3 1 0 0 1 1 6 7 48 DURATION OF SUNSHINE HOURS 136.1 130.6 146.3 145.6 269.7 326.7 375.6 371.1 317.0 267.2 170.8 135.6 2792.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.3 901.5 902.7 903.2 903.4 899.6 897.5 900.6 903.2 904.8 907.4 907.9 903.1 MAX. QFE PRESSURE IN HPA 913.1 911.5 914.2 910.7 914.3 908.0 903.3 904.6 912.3 911.8 917.7 920.0 920.0 DAY-HOUR 11- 6 13- 6 3- 6 16- 6 1-18 6-18 4- 3 30- 6 27- 6 15-18 26- 6 12- 6 MIN. QFE PRESSURE IN HPA 889.9 887.4 889.6 896.6 895.4 893.2 892.8 896.0 895.0 896.0 896.5 897.4 887.4 DAY-HOUR 29- 0 20-21 26-21 27-12 30-12 30-15 8-12 1- 0 7-12 27-12 14-12 6-21 MEAN QNH PRESSURE IN HPA 1020.0 1015.9 1017.2 1017.8 1018.0 1013.8 1011.5 1014.9 1017.8 1019.5 1022.4 1022.9 1017.6 MAX. QNH PRESSURE IN HPA 1028.7 1026.9 1029.9 1026.0 1030.0 1023.1 1017.9 1019.3 1027.8 1027.3 1033.8 1036.3 1036.3 DAY-HOUR 11- 6 13- 6 3- 6 16- 6 1-18 6-18 4- 3 30- 6 27- 6 15-18 26- 6 12- 6 MIN. QNH PRESSURE IN HPA 1003.1 1000.4 1002.8 1010.5 1009.2 1006.8 1006.3 1009.8 1008.7 1009.8 1010.4 1011.4 1000.4 DAY-HOUR 29- 0 20-21 26-21 27-12 30-12 30-15 8-12 1- 0 7-12 27-12 14-12 6-21 MEAN QFF PRESSURE IN HPA 1022.8 1017.2 1017.1 1015.2 1013.9 1007.1 1002.9 1007.1 1012.2 1015.5 1022.5 1025.1 1014.9 MAX. QFF PRESSURE IN HPA 1032.3 1030.1 1035.2 1026.8 1031.5 1020.7 1009.8 1012.1 1025.6 1025.9 1036.3 1043.4 1043.4 DAY-HOUR 19- 6 13- 6 3- 6 18-18 1-18 7- 3 4- 3 30- 3 27- 3 16- 3 23- 6 12-18 MIN. QFF PRESSURE IN HPA 1004.1 998.6 997.0 1003.9 1002.9 998.8 996.6 1000.8 1001.2 1003.8 1008.1 1010.4 996.6 DAY-HOUR 29- 0 20-21 26-21 27-12 30- 9 30-15 20-12 1- 0 7-12 27-12 14-12 7- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.8 901.1 902.2 902.8 903.2 899.5 897.3 900.3 903.1 904.8 907.1 907.6 902.8 MAX. QFE PRESSURE IN HPA 911.3 911.0 912.9 909.0 912.4 905.8 902.3 903.1 910.9 910.9 916.4 918.8 918.8 DAY 11 13 3 16 2 7 4 8 27 16 26 12 MIN. QFE PRESSURE IN HPA 889.9 889.9 891.4 897.3 896.5 895.3 893.7 896.0 895.3 897.9 900.0 897.4 889.9 DAY 29 21 27 27 30 30 1 1 7 26 21 7 MEAN QNH PRESSURE IN HPA 1019.5 1015.5 1016.7 1017.3 1017.8 1013.8 1011.3 1014.6 1017.6 1019.5 1022.1 1022.6 1017.4 MAX. QNH PRESSURE IN HPA 1026.7 1026.4 1028.5 1024.2 1027.9 1020.6 1016.8 1017.7 1026.3 1026.3 1032.3 1035.0 1035.0 DAY 11 13 3 16 2 7 4 8 27 16 26 12 MIN. QNH PRESSURE IN HPA 1003.1 1003.1 1004.8 1011.3 1010.4 1009.1 1007.3 1009.8 1009.1 1011.9 1014.3 1011.4 1003.1 DAY 29 21 27 27 30 30 1 1 7 26 21 7 MEAN QFF PRESSURE IN HPA 1021.9 1016.4 1016.4 1014.6 1014.0 1007.2 1002.9 1007.0 1012.0 1015.4 1021.8 1024.6 1014.5 MAX. QFF PRESSURE IN HPA 1029.8 1028.8 1033.1 1025.5 1029.3 1018.8 1007.8 1010.6 1023.5 1024.0 1034.1 1041.5 1041.5 DAY 23 13 3 19 2 7 5 31 27 16 23 13 MIN. QFF PRESSURE IN HPA 1004.1 1000.9 1000.4 1005.4 1004.5 1001.6 998.4 1000.8 1002.3 1006.6 1010.4 1010.4 998.4 DAY 29 21 27 27 30 30 20 1 7 27 1 7 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.2 901.6 902.8 903.7 904.1 900.6 898.4 901.3 904.0 905.5 907.6 908.1 903.6 MAX. QFE PRESSURE IN HPA 912.4 911.0 913.5 909.8 913.3 906.8 903.3 904.3 911.9 911.3 916.6 918.8 918.8 DAY 11 13 3 16 2 7 4 30 27 16 26 12 MIN. QFE PRESSURE IN HPA 891.0 890.8 891.4 898.3 896.5 896.7 894.5 896.1 896.2 898.9 900.7 898.3 890.8 DAY 29 19 27 23 30 30 8 1 7 26 21 7 MEAN QNH PRESSURE IN HPA 1020.0 1016.0 1017.4 1018.3 1018.7 1014.9 1012.5 1015.7 1018.7 1020.3 1022.6 1023.2 1018.2 MAX. QNH PRESSURE IN HPA 1027.9 1026.4 1029.1 1025.0 1028.9 1021.7 1017.9 1019.0 1027.4 1026.7 1032.5 1035.0 1035.0 DAY 11 13 3 16 2 7 4 30 27 16 26 12 MIN. QNH PRESSURE IN HPA 1004.3 1004.1 1004.8 1012.4 1010.4 1010.6 1008.2 1010.0 1010.1 1013.0 1015.0 1012.4 1004.1 DAY 29 19 27 23 30 30 8 1 7 26 21 7 MEAN QFF PRESSURE IN HPA 1023.3 1017.7 1017.9 1016.2 1014.9 1008.3 1004.1 1008.4 1013.8 1017.4 1023.5 1026.0 1016.0 MAX. QFF PRESSURE IN HPA 1031.3 1029.5 1035.1 1026.3 1030.1 1020.7 1009.8 1012.1 1025.6 1025.9 1035.6 1042.3 1042.3 DAY 23 13 3 19 2 7 4 30 27 16 23 12 MIN. QFF PRESSURE IN HPA 1005.8 1009.2 1000.1 1007.2 1004.8 1002.8 999.4 1001.4 1003.5 1009.1 1012.5 1011.7 999.4 DAY 29 19 27 27 30 30 8 1 7 27 1 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 906.5 902.7 903.7 904.2 904.3 900.5 898.6 901.7 904.5 906.0 908.5 909.2 904.2 MAX. QFE PRESSURE IN HPA 913.1 911.5 914.2 910.7 913.6 906.4 902.7 904.6 912.3 911.3 917.7 920.0 920.0 DAY 11 13 3 16 2 7 4 30 27 16 26 12 MIN. QFE PRESSURE IN HPA 894.0 890.6 893.5 898.9 897.2 896.1 894.7 897.6 896.3 899.1 900.5 900.3 890.6 DAY 29 19 27 27 30 30 8 1 7 27 14 7 MEAN QNH PRESSURE IN HPA 1021.4 1017.3 1018.4 1018.9 1019.0 1014.8 1012.7 1016.1 1019.2 1020.9 1023.6 1024.4 1018.9 MAX. QNH PRESSURE IN HPA 1028.7 1026.9 1029.9 1026.0 1029.2 1021.3 1017.2 1019.3 1027.8 1026.7 1033.8 1036.3 1036.3 DAY 11 13 3 16 2 7 4 30 27 16 26 12 MIN. QNH PRESSURE IN HPA 1007.6 1003.9 1007.1 1013.0 1011.2 1010.0 1008.4 1011.6 1010.2 1013.3 1014.8 1014.6 1003.9 DAY 29 19 27 27 30 30 8 1 7 27 14 7 MEAN QFF PRESSURE IN HPA 1024.2 1018.6 1018.4 1016.4 1014.8 1008.1 1004.1 1008.0 1013.4 1016.5 1023.8 1026.7 1016.1 MAX. QFF PRESSURE IN HPA 1032.3 1030.1 1035.2 1026.4 1029.8 1019.9 1009.0 1011.7 1025.3 1023.8 1036.3 1043.1 1043.1 DAY 19 13 3 19 2 7 4 8 27 16 23 12 MIN. QFF PRESSURE IN HPA 1008.7 1008.0 1002.4 1006.5 1005.3 1001.9 999.1 1002.4 1002.6 1007.1 1012.8 1013.0 999.1 DAY 29 19 27 27 30 18 19 1 7 27 14 7 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.8 901.4 902.5 902.9 903.1 899.4 897.5 900.3 902.8 904.1 906.7 907.4 902.8 MAX. QFE PRESSURE IN HPA 911.7 909.0 911.6 910.2 912.3 904.8 902.0 903.2 910.8 910.1 916.2 918.8 918.8 DAY 11 24 3 16 1 7 4 30 27 15 23 12 MIN. QFE PRESSURE IN HPA 896.3 890.2 892.7 898.0 895.7 894.7 893.9 896.3 895.8 897.2 897.9 898.8 890.2 DAY 29 19 21 27 30 30 8 1 7 27 14 7 MEAN QNH PRESSURE IN HPA 1019.6 1015.8 1017.0 1017.5 1017.7 1013.6 1011.4 1014.6 1017.4 1018.8 1021.7 1022.4 1017.3 MAX. QNH PRESSURE IN HPA 1027.1 1024.2 1027.0 1025.5 1027.8 1019.5 1016.5 1017.8 1026.1 1025.4 1032.1 1035.0 1035.0 DAY 11 24 3 16 1 7 4 30 27 15 23 12 MIN. QNH PRESSURE IN HPA 1010.2 1003.5 1006.2 1012.0 1009.5 1008.4 1007.5 1010.2 1009.6 1011.2 1011.9 1012.9 1003.5 DAY 29 19 21 27 30 30 8 1 7 27 14 7 MEAN QFF PRESSURE IN HPA 1022.0 1016.7 1016.7 1014.6 1013.5 1006.5 1002.5 1006.3 1011.2 1014.2 1021.3 1024.2 1014.1 MAX. QFF PRESSURE IN HPA 1030.3 1026.3 1031.5 1025.4 1028.7 1016.8 1008.3 1010.0 1022.9 1021.9 1034.5 1041.5 1041.5 DAY 19 13 2 16 1 7 4 8 27 15 23 12 MIN. QFF PRESSURE IN HPA 1011.8 1006.6 1001.5 1005.4 1002.9 1000.6 997.8 1001.2 1001.6 1005.5 1009.3 1011.0 997.8 DAY 29 19 21 27 30 18 20 1 7 27 14 7 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.5 900.6 901.4 901.8 902.3 898.4 896.4 899.3 901.8 903.3 906.3 906.9 901.9 MAX. QFE PRESSURE IN HPA 910.4 909.0 910.7 909.8 912.1 905.1 901.0 901.9 909.9 909.7 915.2 918.2 918.2 DAY 11 24 2 16 1 6 4 8 26 15 23 12 MIN. QFE PRESSURE IN HPA 895.8 890.7 891.4 896.6 895.4 893.3 892.8 896.6 895.0 896.0 896.5 898.1 890.7 DAY 28 19 26 27 30 30 8 1 7 27 14 27 MEAN QNH PRESSURE IN HPA 1019.2 1014.9 1015.8 1016.3 1016.7 1012.4 1010.3 1013.5 1016.3 1017.9 1021.1 1021.8 1016.4 MAX. QNH PRESSURE IN HPA 1025.7 1024.2 1026.0 1025.0 1027.6 1019.9 1015.4 1016.3 1025.2 1024.9 1031.0 1034.3 1034.3 DAY 11 24 2 16 1 6 4 8 26 15 23 12 MIN. QNH PRESSURE IN HPA 1009.6 1004.0 1004.8 1010.5 1009.2 1006.9 1006.3 1010.5 1008.7 1009.8 1010.4 1012.2 1004.0 DAY 28 19 26 27 30 30 8 1 7 27 14 27 MEAN QFF PRESSURE IN HPA 1021.6 1015.8 1015.5 1013.4 1012.9 1005.7 1001.6 1005.8 1010.5 1013.7 1021.0 1023.8 1013.4 MAX. QFF PRESSURE IN HPA 1029.5 1026.1 1030.6 1024.9 1028.4 1015.7 1007.5 1009.3 1022.3 1022.4 1033.2 1041.2 1041.2 DAY 23 24 2 16 1 6 4 30 27 15 23 12 MIN. QFF PRESSURE IN HPA 1013.2 1005.8 1000.6 1003.9 1003.6 999.3 996.6 1001.4 1001.2 1003.8 1008.1 1011.9 996.6 DAY 28 26 26 27 30 30 20 1 7 27 14 7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 905.4 901.4 902.3 902.7 902.7 898.7 896.6 900.0 902.5 904.4 907.3 907.9 902.7 MAX. QFE PRESSURE IN HPA 910.4 909.8 912.3 909.5 912.8 906.8 901.3 902.6 910.9 911.0 915.2 918.8 918.8 DAY 11 24 2 16 1 6 4 4 26 15 23 12 MIN. QFE PRESSURE IN HPA 894.0 892.3 892.1 897.0 896.2 893.2 892.9 897.3 895.6 897.7 898.4 899.4 892.1 DAY 28 19 26 5 30 30 7 1 6 27 14 6 MEAN QNH PRESSURE IN HPA 1020.2 1015.8 1016.8 1017.2 1017.3 1012.8 1010.5 1014.3 1017.0 1019.1 1022.3 1023.0 1017.2 MAX. QNH PRESSURE IN HPA 1025.7 1025.0 1027.8 1024.7 1028.4 1021.7 1015.7 1017.1 1026.3 1026.4 1031.0 1035.0 1035.0 DAY 11 24 2 16 1 6 4 4 26 15 23 12 MIN. QNH PRESSURE IN HPA 1007.6 1005.8 1005.5 1010.9 1010.1 1006.8 1006.4 1011.3 1009.4 1011.7 1012.5 1013.6 1005.5 DAY 28 19 26 5 30 30 7 1 6 27 14 6 MEAN QFF PRESSURE IN HPA 1023.5 1017.5 1017.2 1015.1 1013.4 1006.2 1002.1 1006.9 1012.1 1016.1 1023.2 1025.8 1014.9 MAX. QFF PRESSURE IN HPA 1031.1 1027.4 1032.9 1026.4 1029.7 1018.5 1008.3 1010.0 1024.0 1025.3 1034.9 1043.1 1043.1 DAY 23 24 2 18 1 6 4 30 26 15 23 12 MIN. QFF PRESSURE IN HPA 1011.5 1007.9 1001.9 1005.8 1004.5 998.8 997.7 1003.2 1002.7 1006.8 1011.7 1014.7 997.7 DAY 28 20 26 26 30 30 19 1 10 27 14 6 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.7 901.9 903.4 904.0 903.9 900.0 897.9 901.2 903.8 905.3 907.9 908.3 903.6 MAX. QFE PRESSURE IN HPA 911.2 911.2 913.3 910.7 914.3 908.0 902.0 903.7 912.0 911.8 916.0 918.9 918.9 DAY 10 12 2 30 1 6 3 30 26 15 25 12 MIN. QFE PRESSURE IN HPA 892.0 890.0 891.7 897.7 896.8 893.8 894.0 899.0 896.7 897.8 899.4 898.5 890.0 DAY 28 20 26 5 30 30 8 1 6 25 20 6 MEAN QNH PRESSURE IN HPA 1020.6 1016.4 1018.0 1018.7 1018.6 1014.2 1011.9 1015.5 1018.4 1020.1 1023.0 1023.4 1018.2 MAX. QNH PRESSURE IN HPA 1026.6 1026.6 1028.9 1026.0 1030.0 1023.1 1016.5 1018.3 1027.5 1027.3 1031.9 1035.1 1035.1 DAY 10 12 2 30 1 6 3 30 26 15 25 12 MIN. QNH PRESSURE IN HPA 1005.4 1003.2 1005.1 1011.7 1010.7 1007.4 1007.6 1013.1 1010.6 1011.8 1013.6 1012.6 1003.2 DAY 28 20 26 5 30 30 8 1 6 25 20 6 MEAN QFF PRESSURE IN HPA 1023.4 1017.7 1018.0 1016.2 1014.3 1007.6 1003.4 1007.7 1012.8 1015.7 1023.2 1025.6 1015.5 MAX. QFF PRESSURE IN HPA 1030.9 1028.8 1033.7 1026.8 1031.5 1020.5 1009.0 1011.2 1024.8 1024.3 1034.6 1043.4 1043.4 DAY 26 12 2 18 1 6 4 30 26 15 23 12 MIN. QFF PRESSURE IN HPA 1006.9 1003.6 1000.3 1006.6 1004.9 999.9 998.6 1004.6 1003.2 1006.6 1013.2 1012.8 998.6 DAY 28 20 26 5 30 30 8 1 6 25 14 6 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 905.2 901.5 903.0 903.4 903.4 899.7 897.5 900.7 903.5 905.0 907.7 907.8 903.2 MAX. QFE PRESSURE IN HPA 911.8 911.4 913.9 910.1 913.3 906.9 902.0 903.4 911.6 911.8 916.4 918.2 918.2 DAY 10 12 2 30 1 6 3 7 26 15 25 11 MIN. QFE PRESSURE IN HPA 891.5 887.4 889.6 897.4 896.8 893.3 894.0 898.8 895.8 897.8 899.4 897.4 887.4 DAY 28 20 26 26 30 30 8 1 6 25 20 6 MEAN QNH PRESSURE IN HPA 1020.0 1015.9 1017.5 1018.0 1018.0 1013.9 1011.5 1015.0 1018.1 1019.7 1022.7 1022.8 1017.8 MAX. QNH PRESSURE IN HPA 1027.3 1026.8 1029.6 1025.4 1028.9 1021.9 1016.5 1018.0 1027.0 1027.3 1032.3 1034.3 1034.3 DAY 10 12 2 30 1 6 3 7 26 15 25 11 MIN. QNH PRESSURE IN HPA 1004.9 1000.4 1002.8 1011.4 1010.7 1006.9 1007.6 1012.9 1009.6 1011.8 1013.6 1011.4 1000.4 DAY 28 20 26 26 30 30 8 1 6 25 20 6 MEAN QFF PRESSURE IN HPA 1022.4 1016.9 1017.2 1015.2 1013.6 1007.0 1002.8 1007.0 1012.1 1015.2 1022.5 1024.7 1014.7 MAX. QFF PRESSURE IN HPA 1029.8 1028.7 1034.9 1026.6 1030.0 1019.1 1008.4 1010.5 1023.4 1024.6 1033.5 1041.4 1041.4 DAY 26 12 2 18 1 6 4 7 26 15 23 12 MIN. QFF PRESSURE IN HPA 1006.5 998.6 997.0 1005.5 1004.8 999.0 997.9 1004.4 1001.9 1006.5 1012.6 1010.5 997.0 DAY 28 20 26 26 30 30 19 14 6 25 1 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 5.3 8.5 10.2 12.9 21.6 26.3 27.1 26.8 21.8 14.7 11.2 3.7 15.8 MINIMUN AIR TEMPERATURE (C) 1.2 2.5 4.5 7.1 14.4 18.0 20.4 18.8 13.7 7.5 5.6 -0.4 9.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 13 7 0 0 0 0 22 DAYS WITH MINIMUM TEMP. <=-4 1 0 0 0 0 0 0 0 0 0 0 2 3 DAYS WITH FREEZING MIN.<= 0 10 8 2 0 0 0 0 0 0 0 1 18 39 TEMPERATURE RECORDS LOWEST(C) -4.4 -2.6 -2.6 0.6 7.8 13.0 16.2 15.4 8.2 1.2 -2.0 -4.6 -4.6 DAY 31 1 17 6 1 16 15 21 23 9 29 4 MAXIMUM AIR TEMPERATURE (C) 10.2 15.1 16.4 19.1 28.3 33.6 33.7 34.3 29.6 22.7 17.6 8.7 22.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 10 25 29 31 12 2 0 0 111 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 2 2 TEMPERATURE RECORDS HIGHEST(C) 17.6 26.0 28.0 32.0 35.2 38.6 38.6 42.4 37.4 32.2 26.2 15.2 42.4 DAY 8 15 30 24 11 3 26 13 6 4 3 5 DIF. BETWEEN (MAX.-MIN.) (C) 9.0 12.6 11.9 12.0 13.9 15.6 13.3 15.5 15.9 15.2 12.0 9.1 13.0 MEAN DAILY TEMP. (MDT) (C) 5.7 8.8 10.4 13.1 21.3 25.8 27.0 26.5 21.6 15.1 11.6 4.2 15.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.0 38.8 143.6 187.5 171.8 46.9 0.1 0.0 0.0 590.7 HEATING DEG. DAYS(BASE 18 0C) 380.7 266.5 237.8 158.6 8.4 0.0 0.0 0.0 0.9 103.3 191.6 428.4 1776.2 DEWPOINT (MEAN C) 1.2 1.2 4.0 6.2 8.3 3.4 9.2 2.8 0.3 0.8 3.2 -1.2 3.3 MIXING RATIO (G/KG) 4.72 4.72 5.77 6.85 8.03 5.74 8.35 5.49 4.57 4.74 5.49 3.92 5.70 VAPOUR PRESSURE (HPA) 6.80 6.80 8.32 9.82 11.45 8.22 11.90 7.85 6.59 6.87 7.91 5.67 8.18 SATURATION DEF. (HPA) 2.42 5.01 5.32 6.16 15.47 27.65 25.17 28.77 20.97 11.18 6.12 2.56 13.07 RELATIVE HUMIDITY (MEAN %) 78 66 71 69 47 26 35 24 27 45 62 73 52 RELATIVE HUMIDITY (MAX. %) 97 93 92 92 71 45 52 37 42 69 82 90 72 RELATIVE HUMIDITY (MIN. %) 56 40 50 48 29 14 21 13 15 25 42 54 34 RELATIVE HUMIDITY (MEAN% 03UTC) 93 85 89 86 61 35 47 35 41 64 77 84 66 RELATIVE HUMIDITY (MEAN% 09UTC) 61 47 54 55 34 16 23 14 17 31 48 59 38 RELATIVE HUMIDITY (MEAN% 15UTC) 72 54 64 62 38 20 31 19 22 39 59 72 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 54.3 10.6 56.6 56.5 23.7 0.0 5.0 0.0 0.4 6.9 16.7 56.1 286.8 DAYS WITH PRECIPITATION >=10 1 0 3 2 1 0 0 0 0 0 1 2 10 DAYS WITH PRECIPITATION >= 5 5 1 3 4 2 0 0 0 0 1 1 5 22 DAYS WITH PRECIPITATION >= 1 7 2 4 7 4 0 2 0 0 1 3 7 37 DAYS WITH PRECIPITATION 12 9 9 9 8 0 3 1 1 7 5 13 77 GREATEST DAILY PRECIPITATION 18.0 5.5 22.0 19.0 10.0 0.0 4.0 0.0 0.4 6.2 11.0 15.0 22.0 DAY 28 7 15 5 5 ** 14 ** 20 24 19 17 DAY WITH THUNDER STORM 0 0 2 0 7 0 2 0 0 0 1 0 12 DAYS WITH SNOW OR SLEET 1 1 3 2 0 0 0 0 0 0 1 7 15 DAYS WITH DUST 0 4 4 3 0 1 6 0 1 2 0 0 21 WIND DIRECTION (PREVAILING) 360 360 180 180 90 90 90 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 7.2 7.6 8.4 7.8 6.9 9.5 9.0 8.5 5.3 6.3 5.2 5.2 6.4 PREVAILING WIND PERCENT 14.9 15.1 28.2 34.2 19.4 27.1 23.8 23.0 17.5 18.5 17.5 12.1 15.8 CALMS PERCENT OF WIND 19.4 18.1 12.5 9.6 29.4 35.0 30.6 31.5 41.7 48.0 54.2 60.5 32.6 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 213 276 173 168 100 91 80 112 130 159 179 158 133 VECTOR WIND MAGNITUDE(KNOTS) 0.3 1.3 2.8 3.4 1.5 3.3 2.8 3.0 2.2 1.7 1.1 0.2 1.4 WIND STEADINESES (MEAN %) 7.0 22.4 49.1 52.3 33.3 64.7 51.9 58.8 59.5 56.7 40.7 8.3 31.1 WIND SPEED (MEAN KNOTS) 4.3 5.8 5.7 6.5 4.5 5.1 5.4 5.1 3.7 3.0 2.7 2.4 4.5 FASTEST WIND DIRECTION 330 290 350 360 110 110 90 100 90 330 290 330 290 FASTEST WIND SPEED (KNOTS) 19 35 19 25 19 17 21 23 16 23 23 19 35 DAY 8 16 2 17 16 4 7 25 11 11 28 27 DAYS WITH SKY CLEAR (0-2)/8 7 16 7 4 15 28 24 30 28 22 10 8 199 DAYS WITH P.CLOUDY (3-6)/8 14 12 11 18 13 2 7 1 2 7 18 13 118 DAYS WITH CLOUDY (7-8)/8 10 1 13 8 3 0 0 0 0 2 2 10 49 DAYS WITH VISIBILITY =< 2 KM 9 5 4 3 0 0 0 0 0 0 9 15 45 DURATION OF SUNSHINE HOURS 138.9 214.1 171.1 200.2 283.6 372.5 350.4 376.4 315.7 250.7 181.4 135.7 2990.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 902.2 903.4 906.0 902.8 899.8 899.7 899.1 899.3 904.7 908.1 905.2 905.6 903.0 MAX. QFE PRESSURE IN HPA 911.5 909.7 919.2 911.6 909.3 908.7 905.0 905.1 910.4 915.9 912.6 918.0 919.2 DAY-HOUR 11- 6 13- 6 9- 6 11- 6 22- 6 6- 6 6- 3 7- 6 21- 6 15- 6 29- 6 3-15 MIN. QFE PRESSURE IN HPA 890.4 889.7 893.4 884.7 887.8 893.9 892.8 891.9 896.8 899.7 892.7 897.5 884.7 DAY-HOUR 27-21 15-21 31-12 17-15 14-12 17-15 10-12 12-15 11-12 3-12 24- 0 10- 0 MEAN QNH PRESSURE IN HPA 1016.7 1018.0 1020.8 1017.3 1014.0 1013.9 1013.3 1013.5 1019.5 1023.2 1020.0 1020.4 1017.5 MAX. QNH PRESSURE IN HPA 1026.9 1024.9 1035.4 1027.0 1024.5 1023.8 1019.8 1019.9 1025.7 1031.8 1028.1 1034.1 1035.4 DAY-HOUR 11- 6 13- 6 9- 6 11- 6 22- 6 6- 6 6- 3 7- 6 21- 6 15- 6 29- 6 3-15 MIN. QNH PRESSURE IN HPA 1003.7 1002.9 1007.0 997.4 1000.8 1007.5 1006.3 1005.3 1010.7 1013.9 1006.2 1011.5 997.4 DAY-HOUR 27-21 15-21 31-12 17-15 14-12 17-15 10-12 12-15 11-12 3-12 24- 0 10- 0 MEAN QFF PRESSURE IN HPA 1018.0 1018.0 1020.1 1015.3 1008.3 1006.6 1005.5 1006.0 1014.1 1020.6 1018.8 1022.6 1014.5 MAX. QFF PRESSURE IN HPA 1030.6 1026.1 1038.1 1027.4 1021.2 1018.5 1012.8 1013.4 1021.4 1032.7 1031.2 1038.4 1038.4 DAY-HOUR 1- 6 8-18 9- 6 6- 6 22- 6 14- 3 6- 3 7- 6 21- 3 15- 6 29- 6 3-15 MIN. QFF PRESSURE IN HPA 1004.6 996.6 1001.4 992.8 993.5 1000.0 998.6 996.3 1003.7 1008.7 1001.2 1011.9 992.8 DAY-HOUR 27-21 15-21 31- 9 17-12 14-12 17-21 10-12 13-12 11-12 3-12 24- 0 10- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 902.0 903.0 905.8 902.4 899.8 899.6 899.2 899.1 904.6 908.1 905.0 905.3 902.8 MAX. QFE PRESSURE IN HPA 910.3 908.3 917.3 910.5 907.2 907.3 903.8 903.5 908.5 914.4 911.2 916.2 917.3 DAY 1 13 9 11 22 14 6 7 21 15 29 4 MIN. QFE PRESSURE IN HPA 890.9 891.3 895.7 893.4 890.9 894.1 895.7 893.1 898.3 902.0 892.7 897.5 890.9 DAY 28 16 31 16 14 18 11 13 11 22 24 10 MEAN QNH PRESSURE IN HPA 1016.5 1017.6 1020.6 1016.9 1014.0 1013.8 1013.3 1013.2 1019.4 1023.1 1019.8 1020.1 1017.4 MAX. QNH PRESSURE IN HPA 1025.6 1023.4 1033.3 1025.8 1022.2 1022.3 1018.4 1018.1 1023.6 1030.1 1026.6 1032.1 1033.3 DAY 1 13 9 11 22 14 6 7 21 15 29 4 MIN. QNH PRESSURE IN HPA 1004.2 1004.7 1009.5 1007.0 1004.2 1007.8 1009.5 1006.6 1012.4 1016.5 1006.2 1011.5 1004.2 DAY 28 16 31 16 14 18 11 13 11 22 24 10 MEAN QFF PRESSURE IN HPA 1017.6 1017.4 1019.8 1014.7 1008.5 1006.7 1005.4 1005.6 1013.7 1020.3 1018.2 1022.1 1014.2 MAX. QFF PRESSURE IN HPA 1029.2 1024.0 1035.5 1025.3 1017.9 1016.8 1011.6 1010.9 1019.5 1030.2 1029.2 1036.8 1036.8 DAY 1 10 9 6 23 14 6 7 22 15 29 4 MIN. QFF PRESSURE IN HPA 1005.5 999.5 1004.1 1002.0 997.0 1000.5 1001.3 997.4 1005.8 1011.1 1001.2 1011.9 997.0 DAY 28 16 31 16 14 18 27 13 11 4 24 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 902.2 903.6 906.4 903.1 900.7 900.5 900.1 900.1 905.4 908.6 905.4 905.8 903.5 MAX. QFE PRESSURE IN HPA 910.3 909.1 918.2 911.2 908.9 908.4 905.0 904.8 909.6 915.2 911.7 915.4 918.2 DAY 11 13 9 11 22 6 6 7 21 15 29 4 MIN. QFE PRESSURE IN HPA 892.4 893.7 895.8 894.8 892.0 895.2 896.5 894.0 899.0 902.8 893.6 898.0 892.0 DAY 28 16 31 16 14 18 10 13 11 3 24 10 MEAN QNH PRESSURE IN HPA 1016.7 1018.2 1021.3 1017.7 1015.0 1014.9 1014.3 1014.3 1020.3 1023.7 1020.2 1020.6 1018.1 MAX. QNH PRESSURE IN HPA 1025.6 1024.3 1034.3 1026.6 1024.1 1023.5 1019.8 1019.5 1024.8 1031.0 1027.1 1031.2 1034.3 DAY 11 13 9 11 22 6 6 7 21 15 29 4 MIN. QNH PRESSURE IN HPA 1005.9 1007.3 1009.6 1008.5 1005.4 1009.0 1010.4 1007.6 1013.1 1017.3 1007.2 1012.0 1005.4 DAY 28 16 31 16 14 18 10 13 11 3 24 10 MEAN QFF PRESSURE IN HPA 1018.6 1018.9 1021.3 1015.9 1009.6 1007.8 1006.8 1007.4 1015.7 1022.1 1019.7 1023.3 1015.6 MAX. QFF PRESSURE IN HPA 1029.5 1025.6 1037.2 1027.1 1020.8 1018.5 1012.8 1013.3 1021.4 1032.4 1030.8 1036.6 1037.2 DAY 1 10 9 6 22 14 6 7 21 15 29 4 MIN. QFF PRESSURE IN HPA 1007.4 1003.6 1005.4 1003.9 998.1 1001.5 1002.7 998.9 1007.4 1013.9 1002.9 1013.1 998.1 DAY 28 16 31 16 14 18 10 13 11 3 24 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 903.5 904.7 907.1 903.8 900.8 900.7 900.1 900.4 906.0 909.3 906.4 906.9 904.1 MAX. QFE PRESSURE IN HPA 911.5 909.7 919.2 911.6 909.3 908.7 905.0 905.1 910.4 915.9 912.6 916.9 919.2 DAY 11 13 9 11 22 6 6 7 21 15 29 3 MIN. QFE PRESSURE IN HPA 895.2 896.2 896.4 893.2 891.6 895.2 894.5 894.3 899.3 903.4 896.4 899.6 891.6 DAY 28 16 31 17 14 18 11 13 11 3 24 10 MEAN QNH PRESSURE IN HPA 1018.1 1019.4 1022.0 1018.4 1015.1 1015.0 1014.3 1014.7 1020.9 1024.5 1021.3 1021.9 1018.8 MAX. QNH PRESSURE IN HPA 1026.9 1024.9 1035.4 1027.0 1024.5 1023.8 1019.8 1019.9 1025.7 1031.8 1028.1 1032.9 1035.4 DAY 11 13 9 11 22 6 6 7 21 15 29 3 MIN. QNH PRESSURE IN HPA 1009.0 1010.1 1010.3 1006.8 1005.0 1009.0 1008.2 1008.0 1013.5 1018.0 1010.3 1013.8 1005.0 DAY 28 16 31 17 14 18 11 13 11 3 24 10 MEAN QFF PRESSURE IN HPA 1019.5 1019.5 1021.3 1016.4 1009.4 1007.7 1006.5 1007.1 1015.3 1021.8 1020.0 1024.2 1015.7 MAX. QFF PRESSURE IN HPA 1030.6 1025.2 1038.1 1027.4 1021.2 1017.8 1012.8 1013.4 1021.0 1032.7 1031.2 1035.9 1038.1 DAY 1 4 9 6 22 14 6 7 21 15 29 3 MIN. QFF PRESSURE IN HPA 1010.7 1006.9 1004.7 1002.1 998.0 1001.0 1000.8 998.2 1006.4 1012.7 1006.1 1013.2 998.0 DAY 28 16 31 24 14 18 11 13 11 3 24 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 901.8 903.2 905.7 902.6 899.4 899.4 898.8 899.3 904.4 907.3 904.8 905.3 902.7 MAX. QFE PRESSURE IN HPA 909.4 908.0 917.2 910.4 907.4 907.2 903.6 903.5 909.3 912.9 910.9 916.3 917.2 DAY 12 10 9 28 22 6 6 7 21 15 30 3 MIN. QFE PRESSURE IN HPA 894.8 894.2 893.7 890.0 889.6 894.8 893.9 893.7 897.7 900.5 896.2 898.6 889.6 DAY 23 15 31 17 14 18 11 12 11 3 23 20 MEAN QNH PRESSURE IN HPA 1016.2 1017.8 1020.5 1017.1 1013.6 1013.6 1012.9 1013.5 1019.1 1022.3 1019.5 1020.0 1017.2 MAX. QNH PRESSURE IN HPA 1024.6 1023.1 1033.2 1025.7 1022.4 1022.2 1018.2 1018.1 1024.5 1028.5 1026.3 1032.2 1033.2 DAY 12 10 9 28 22 6 6 7 21 15 30 3 MIN. QNH PRESSURE IN HPA 1008.5 1007.9 1007.3 1003.2 1002.8 1008.5 1007.5 1007.3 1011.7 1014.8 1010.1 1012.7 1002.8 DAY 23 15 31 17 14 18 11 12 11 3 23 20 MEAN QFF PRESSURE IN HPA 1017.2 1017.4 1019.4 1014.9 1007.8 1006.1 1004.9 1005.6 1013.1 1019.2 1017.9 1021.8 1013.8 MAX. QFF PRESSURE IN HPA 1027.4 1023.5 1035.3 1025.6 1018.6 1015.7 1011.0 1011.1 1019.6 1028.2 1027.7 1035.1 1035.3 DAY 1 10 9 6 22 6 6 7 21 15 30 3 MIN. QFF PRESSURE IN HPA 1009.3 1003.6 1001.4 998.7 994.8 1000.4 999.5 997.6 1004.1 1009.3 1008.3 1014.0 994.8 DAY 14 15 31 17 14 18 10 13 11 3 23 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 901.4 902.2 904.7 901.6 898.3 898.4 897.8 898.0 903.3 906.6 904.3 904.8 901.8 MAX. QFE PRESSURE IN HPA 910.0 906.9 915.8 909.6 907.0 906.9 902.2 902.6 908.1 912.2 910.8 916.2 916.2 DAY 11 10 9 28 22 6 5 7 21 24 30 3 MIN. QFE PRESSURE IN HPA 892.6 892.2 893.4 885.0 887.8 894.0 892.8 892.0 896.8 899.7 894.8 898.4 885.0 DAY 27 15 31 17 14 17 10 12 11 3 23 15 MEAN QNH PRESSURE IN HPA 1015.8 1016.6 1019.4 1016.0 1012.4 1012.5 1011.9 1012.1 1017.8 1021.6 1019.0 1019.6 1016.2 MAX. QNH PRESSURE IN HPA 1025.3 1021.9 1031.7 1024.8 1022.0 1021.9 1016.7 1017.1 1023.2 1027.7 1026.1 1032.1 1032.1 DAY 11 10 9 28 22 6 5 7 21 24 30 3 MIN. QNH PRESSURE IN HPA 1006.1 1005.7 1007.0 997.7 1000.8 1007.6 1006.3 1005.4 1010.7 1013.9 1008.5 1012.5 997.7 DAY 27 15 31 17 14 17 10 12 11 3 23 15 MEAN QFF PRESSURE IN HPA 1016.8 1016.3 1018.4 1013.8 1006.8 1005.3 1004.0 1004.5 1012.3 1018.7 1017.5 1021.5 1013.0 MAX. QFF PRESSURE IN HPA 1027.3 1022.2 1033.6 1023.9 1017.9 1015.9 1009.7 1010.5 1018.8 1026.9 1027.6 1035.3 1035.3 DAY 11 10 9 6 22 6 6 7 21 24 30 3 MIN. QFF PRESSURE IN HPA 1006.1 1002.0 1002.6 992.8 993.5 1000.4 998.6 996.3 1003.7 1008.7 1005.9 1013.5 992.8 DAY 27 15 31 17 14 17 10 13 11 3 23 12 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 902.0 903.1 905.4 902.2 898.7 898.9 898.4 898.4 904.0 907.9 905.2 905.7 902.5 MAX. QFE PRESSURE IN HPA 910.4 908.1 916.7 909.9 907.3 906.8 903.0 902.5 908.7 914.4 911.4 918.0 918.0 DAY 11 10 8 10 22 6 5 17 21 14 30 3 MIN. QFE PRESSURE IN HPA 892.0 891.7 895.1 884.7 889.4 893.9 892.8 891.9 898.1 900.5 894.8 898.3 884.7 DAY 27 15 31 17 14 17 10 12 11 3 23 15 MEAN QNH PRESSURE IN HPA 1016.5 1017.6 1020.2 1016.7 1012.9 1013.1 1012.5 1012.5 1018.7 1022.9 1020.0 1020.5 1017.0 MAX. QNH PRESSURE IN HPA 1025.7 1023.2 1032.7 1025.2 1022.3 1021.7 1017.6 1017.0 1023.8 1030.1 1026.8 1034.1 1034.1 DAY 11 10 8 10 22 6 5 17 21 14 30 3 MIN. QNH PRESSURE IN HPA 1005.4 1005.1 1008.9 997.4 1002.6 1007.5 1006.3 1005.3 1012.2 1014.8 1008.5 1012.4 997.4 DAY 27 15 31 17 14 17 10 12 11 3 23 15 MEAN QFF PRESSURE IN HPA 1018.3 1018.2 1020.1 1015.0 1007.4 1006.0 1005.0 1005.7 1014.2 1021.4 1019.5 1023.2 1014.5 MAX. QFF PRESSURE IN HPA 1028.8 1024.9 1035.7 1024.8 1018.9 1015.9 1010.3 1011.0 1020.9 1029.7 1029.5 1038.4 1038.4 DAY 1 10 9 6 22 6 5 7 21 14 30 3 MIN. QFF PRESSURE IN HPA 1005.9 1000.9 1005.5 993.7 995.1 1000.5 998.6 997.0 1006.2 1011.1 1006.4 1013.7 993.7 DAY 27 15 31 17 13 17 10 12 11 3 23 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 902.4 903.9 906.6 903.6 900.4 900.2 899.7 899.8 905.3 908.7 905.7 905.9 903.5 MAX. QFE PRESSURE IN HPA 910.7 909.0 918.2 911.2 908.5 908.0 904.4 903.9 909.8 915.7 911.5 918.0 918.2 DAY 11 29 8 10 22 13 5 17 21 14 30 3 MIN. QFE PRESSURE IN HPA 890.9 890.3 897.4 891.5 891.3 895.0 895.5 893.6 899.7 901.8 894.2 898.3 890.3 DAY 27 15 30 17 14 17 10 12 10 3 23 15 MEAN QNH PRESSURE IN HPA 1016.9 1018.6 1021.5 1018.2 1014.7 1014.5 1014.0 1014.1 1020.1 1023.8 1020.5 1020.7 1018.1 MAX. QNH PRESSURE IN HPA 1026.0 1024.2 1034.3 1026.6 1023.6 1023.1 1019.1 1018.5 1025.0 1031.6 1026.9 1034.1 1034.3 DAY 11 29 8 10 22 13 5 17 21 14 30 3 MIN. QNH PRESSURE IN HPA 1004.2 1003.6 1011.4 1004.9 1004.7 1008.7 1009.3 1007.2 1013.9 1016.2 1007.9 1012.4 1003.6 DAY 27 15 30 17 14 17 10 12 10 3 23 15 MEAN QFF PRESSURE IN HPA 1018.3 1018.6 1020.7 1016.1 1009.0 1007.1 1006.2 1006.5 1014.6 1021.2 1019.3 1023.0 1015.0 MAX. QFF PRESSURE IN HPA 1029.0 1026.1 1036.1 1026.5 1020.2 1017.8 1011.9 1011.3 1020.8 1031.0 1029.3 1038.4 1038.4 DAY 1 8 8 5 22 13 5 7 21 14 30 3 MIN. QFF PRESSURE IN HPA 1004.7 998.5 1006.4 1002.6 997.2 1001.0 1001.2 998.2 1006.9 1010.9 1003.9 1012.8 997.2 DAY 27 15 30 17 14 17 10 12 11 3 23 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 902.2 903.6 906.3 903.2 900.0 899.6 899.2 899.5 904.9 908.4 905.3 905.2 903.1 MAX. QFE PRESSURE IN HPA 910.1 909.3 918.2 911.2 908.1 907.7 904.1 903.6 908.9 915.1 911.4 917.0 918.2 DAY 11 29 8 10 22 13 5 17 25 14 28 3 MIN. QFE PRESSURE IN HPA 890.4 889.7 896.4 891.5 890.2 894.2 895.3 893.8 899.1 901.9 892.9 898.0 889.7 DAY 27 15 30 17 13 17 10 12 10 3 23 9 MEAN QNH PRESSURE IN HPA 1016.7 1018.2 1021.1 1017.8 1014.2 1013.9 1013.4 1013.7 1019.7 1023.5 1020.0 1020.0 1017.7 MAX. QNH PRESSURE IN HPA 1025.4 1024.5 1034.3 1026.6 1023.2 1022.7 1018.8 1018.2 1024.1 1030.9 1026.8 1033.0 1034.3 DAY 11 29 8 10 22 13 5 17 25 14 28 3 MIN. QNH PRESSURE IN HPA 1003.7 1002.9 1010.3 1004.9 1003.5 1007.9 1009.1 1007.4 1013.3 1016.3 1006.4 1012.0 1002.9 DAY 27 15 30 17 13 17 10 12 10 3 23 9 MEAN QFF PRESSURE IN HPA 1017.7 1017.8 1020.1 1015.6 1008.3 1006.2 1005.3 1005.8 1013.7 1020.5 1018.5 1021.8 1014.3 MAX. QFF PRESSURE IN HPA 1027.4 1024.9 1036.0 1026.1 1019.5 1017.6 1011.6 1010.4 1019.4 1030.1 1028.8 1037.2 1037.2 DAY 11 8 8 5 22 13 5 17 21 14 28 3 MIN. QFF PRESSURE IN HPA 1004.6 996.6 1004.9 1001.9 995.9 1000.0 1001.2 998.1 1006.5 1010.7 1001.8 1012.3 995.9 DAY 27 15 30 17 13 17 10 12 10 3 23 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.2 2.8 11.3 15.5 19.8 26.1 29.0 26.0 23.3 16.2 8.9 6.3 15.7 MINIMUN AIR TEMPERATURE (C) -0.4 -1.2 6.2 9.4 13.6 18.9 21.4 18.9 15.2 8.9 3.9 1.4 9.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 5 19 7 0 0 0 0 31 DAYS WITH MINIMUM TEMP. <=-4 1 7 1 0 0 0 0 0 0 0 0 2 11 DAYS WITH FREEZING MIN.<= 0 18 19 3 2 0 0 0 0 0 0 4 12 58 TEMPERATURE RECORDS LOWEST(C) -4.2 -9.0 -5.4 -1.0 9.4 13.6 18.0 13.2 11.6 1.4 -2.8 -7.6 -9.0 DAY 13 12 27 8 8 10 26 28 12 25 30 31 MAXIMUM AIR TEMPERATURE (C) 8.0 7.8 16.6 21.4 25.6 32.6 35.6 32.5 30.9 23.8 14.8 12.5 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 2 2 26 31 25 19 4 0 0 109 DAYS WITH MAXIMUM TEMP. <= 0 0 2 0 0 0 0 0 0 0 0 0 1 3 TEMPERATURE RECORDS HIGHEST(C) 12.6 18.6 26.0 31.6 30.8 40.8 39.8 37.0 36.2 31.8 21.2 21.0 40.8 DAY 31 28 11 21 31 21 7 7 4 18 3 6 DIF. BETWEEN (MAX.-MIN.) (C) 8.4 9.0 10.4 12.0 12.0 13.7 14.2 13.6 15.7 14.9 10.9 11.1 12.1 MEAN DAILY TEMP. (MDT) (C) 3.8 3.3 11.4 15.4 19.6 25.8 28.5 25.7 23.0 16.4 9.4 6.9 15.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 9.3 11.5 144.9 232.8 145.7 64.7 1.2 0.0 0.0 610.1 HEATING DEG. DAYS(BASE 18 0C) 440.0 411.4 206.1 122.5 10.7 0.0 0.0 0.0 0.0 77.6 259.2 343.3 1870.8 DEWPOINT (MEAN C) -1.6 -3.1 4.4 4.2 7.0 8.1 6.2 5.2 2.2 -0.2 0.7 -0.8 2.7 MIXING RATIO (G/KG) 3.83 3.48 6.03 6.01 7.17 7.77 6.91 6.44 5.19 4.31 4.65 4.13 5.49 VAPOUR PRESSURE (HPA) 5.53 5.03 8.65 8.64 10.27 11.09 9.86 9.21 7.46 6.24 6.73 5.98 7.89 SATURATION DEF. (HPA) 2.35 3.07 5.62 10.89 13.69 24.13 31.55 25.58 22.54 13.61 5.20 4.15 13.53 RELATIVE HUMIDITY (MEAN %) 73 69 67 52 47 36 26 29 28 37 62 64 49 RELATIVE HUMIDITY (MAX. %) 89 86 86 73 70 56 42 43 44 58 82 84 68 RELATIVE HUMIDITY (MIN. %) 52 49 47 33 29 21 15 17 15 22 41 42 32 RELATIVE HUMIDITY (MEAN% 03UTC) 85 81 81 69 61 46 35 38 42 53 77 78 62 RELATIVE HUMIDITY (MEAN% 09UTC) 60 56 54 38 33 24 17 19 17 25 45 49 36 RELATIVE HUMIDITY (MEAN% 15UTC) 68 65 61 46 42 28 20 24 23 31 56 58 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 20.8 22.2 96.5 8.7 43.1 8.0 0.2 5.3 0.0 0.0 27.8 1.9 234.5 DAYS WITH PRECIPITATION >=10 1 0 5 0 1 0 0 0 0 0 1 0 8 DAYS WITH PRECIPITATION >= 5 1 1 6 0 2 1 0 1 0 0 1 0 13 DAYS WITH PRECIPITATION >= 1 4 6 9 3 8 2 0 1 0 0 2 0 35 DAYS WITH PRECIPITATION 8 13 12 8 13 4 1 1 0 2 7 4 73 GREATEST DAILY PRECIPITATION 10.0 6.2 21.0 3.0 26.1 6.0 0.2 5.3 0.0 0.0 25.3 0.8 26.1 DAY 7 10 6 13 7 1 21 10 ** ** 9 1 DAY WITH THUNDER STORM 0 0 5 0 8 4 1 1 0 0 0 0 19 DAYS WITH SNOW OR SLEET 1 11 2 1 0 0 0 0 0 0 0 0 15 DAYS WITH DUST 0 0 0 0 0 1 1 4 1 1 0 0 8 WIND DIRECTION (PREVAILING) 315 180 180 180 90 90 90 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 7.4 5.5 5.5 6.2 7.1 9.1 8.8 6.2 5.4 5.3 4.6 4.6 5.6 PREVAILING WIND PERCENT 12.1 22.8 14.9 18.8 13.7 20.4 26.2 19.4 19.6 23.4 12.9 12.1 15.2 CALMS PERCENT OF WIND 51.2 40.6 45.2 39.6 39.9 33.8 29.8 29.0 41.3 40.7 55.4 59.7 42.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 314 159 137 136 92 90 80 104 133 150 146 193 118 VECTOR WIND MAGNITUDE(KNOTS) 0.5 1.2 1.0 2.2 1.1 2.4 3.2 1.8 2.6 2.3 0.4 0.2 1.3 WIND STEADINESES (MEAN %) 17.2 35.3 29.4 57.9 28.9 48.0 57.1 35.3 68.4 65.7 17.4 9.1 35.1 WIND SPEED (MEAN KNOTS) 2.9 3.4 3.4 3.8 3.8 5.0 5.6 5.1 3.8 3.5 2.3 2.2 3.7 FASTEST WIND DIRECTION 270 330 250 360 60 300 50 90 150 100 310 260 300 FASTEST WIND SPEED (KNOTS) 19 23 16 17 23 25 21 16 19 19 19 19 25 DAY 23 22 4 22 29 2 28 14 7 21 6 26 DAYS WITH SKY CLEAR (0-2)/8 8 7 7 12 4 20 29 25 30 27 13 14 196 DAYS WITH P.CLOUDY (3-6)/8 15 10 12 10 24 9 2 6 0 3 14 13 118 DAYS WITH CLOUDY (7-8)/8 8 11 12 8 3 1 0 0 0 1 3 4 51 DAYS WITH VISIBILITY =< 2 KM 12 10 5 1 0 1 0 0 0 0 8 10 47 DURATION OF SUNSHINE HOURS 145.7 132.3 178.5 246.2 259.3 327.5 385.3 356.7 328.1 269.9 190.7 182.1 3002.3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 904.0 903.9 901.2 904.7 902.1 899.1 898.4 899.5 902.8 907.3 907.8 907.5 903.2 MAX. QFE PRESSURE IN HPA 914.0 913.8 910.1 917.3 910.8 904.5 903.1 906.6 909.4 915.6 914.1 918.8 918.8 DAY-HOUR 8- 6 17- 6 26-18 6- 6 19- 6 5- 3 16- 3 27- 6 9- 6 24- 6 27- 6 30- 6 MIN. QFE PRESSURE IN HPA 887.8 892.5 889.1 895.6 888.9 890.0 890.5 892.0 895.9 898.0 898.9 894.5 887.8 DAY-HOUR 23-12 2- 9 24-12 27-15 6-12 21-12 6-12 7-12 5-12 20-15 9- 9 26-12 MEAN QNH PRESSURE IN HPA 1018.7 1018.6 1015.5 1019.5 1016.5 1013.3 1012.5 1013.7 1017.4 1022.3 1022.9 1022.5 1017.8 MAX. QNH PRESSURE IN HPA 1029.7 1029.5 1025.4 1033.3 1026.1 1019.2 1017.7 1021.5 1024.6 1031.4 1029.8 1035.0 1035.0 DAY-HOUR 8- 6 17- 6 26-18 6- 6 19- 6 5- 3 16- 3 27- 6 9- 6 24- 6 27- 6 30- 6 MIN. QNH PRESSURE IN HPA 1000.8 1006.0 1002.2 1009.4 1002.0 1003.2 1003.8 1005.4 1009.7 1012.0 1013.0 1008.2 1000.8 DAY-HOUR 23-12 2- 9 24-12 27-15 6-12 21-12 6-12 7-12 5-12 20-15 9- 9 26-12 MEAN QFF PRESSURE IN HPA 1021.0 1021.2 1014.2 1016.5 1011.6 1005.9 1004.1 1006.5 1011.3 1019.1 1022.8 1023.6 1014.8 MAX. QFF PRESSURE IN HPA 1032.4 1035.2 1029.6 1036.5 1021.7 1013.3 1009.6 1015.9 1018.7 1032.1 1032.1 1041.2 1041.2 DAY-HOUR 8- 6 17- 3 26-18 6- 6 19- 6 5- 3 15- 6 27- 6 9- 6 24- 6 27- 6 30- 6 MIN. QFF PRESSURE IN HPA 1001.2 1004.3 999.4 1003.2 996.3 993.9 995.0 996.5 1002.2 1007.3 1011.4 1006.3 993.9 DAY-HOUR 23-12 2- 9 24-12 30-12 6-12 21-12 6-12 7-12 5-12 20-12 9- 9 26-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 903.9 903.7 900.8 904.4 901.8 899.1 898.2 899.3 902.7 907.1 907.9 907.2 903.0 MAX. QFE PRESSURE IN HPA 912.3 912.9 908.4 915.3 909.6 903.6 901.8 904.8 907.4 914.3 912.4 916.9 916.9 DAY 8 17 27 6 19 6 16 27 10 24 27 29 MIN. QFE PRESSURE IN HPA 893.9 893.8 892.6 896.7 891.5 891.1 891.3 893.4 897.4 899.8 900.7 897.4 891.1 DAY 11 2 24 28 6 21 6 8 5 21 9 26 MEAN QNH PRESSURE IN HPA 1018.5 1018.4 1015.1 1019.1 1016.2 1013.2 1012.3 1013.5 1017.2 1022.1 1023.0 1022.2 1017.6 MAX. QNH PRESSURE IN HPA 1027.8 1028.5 1023.5 1031.1 1024.8 1018.2 1016.2 1019.5 1022.4 1030.0 1027.9 1032.9 1032.9 DAY 8 17 27 6 19 6 16 27 10 24 27 29 MIN. QNH PRESSURE IN HPA 1007.5 1007.4 1006.1 1010.6 1004.9 1004.4 1004.7 1007.0 1011.4 1014.0 1015.0 1011.4 1004.4 DAY 11 2 24 28 6 21 6 8 5 21 9 26 MEAN QFF PRESSURE IN HPA 1020.5 1020.7 1013.6 1016.0 1011.4 1006.0 1003.9 1006.2 1011.0 1018.6 1022.7 1022.8 1014.4 MAX. QFF PRESSURE IN HPA 1030.3 1033.9 1028.3 1033.9 1020.1 1012.0 1008.1 1013.8 1016.7 1030.5 1030.5 1038.6 1038.6 DAY 8 17 27 6 19 5 16 30 10 24 27 31 MIN. QFF PRESSURE IN HPA 1008.2 1005.6 1003.2 1004.6 999.7 995.8 996.1 997.9 1003.6 1008.5 1013.1 1010.7 995.8 DAY 24 2 24 30 6 21 6 8 5 21 9 26 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 904.0 904.0 901.6 905.3 902.6 900.1 899.3 900.3 903.7 907.8 908.4 907.6 903.7 MAX. QFE PRESSURE IN HPA 912.7 913.4 908.1 916.6 910.5 904.5 903.1 906.2 908.5 914.8 913.1 917.2 917.2 DAY 8 17 27 6 19 5 16 27 9 24 24 29 MIN. QFE PRESSURE IN HPA 893.3 894.0 891.5 897.7 891.9 891.6 891.4 894.4 898.2 900.5 900.7 896.3 891.4 DAY 23 2 24 30 6 21 6 7 5 21 9 24 MEAN QNH PRESSURE IN HPA 1018.7 1018.7 1016.0 1020.1 1017.2 1014.3 1013.5 1014.6 1018.3 1022.8 1023.5 1022.6 1018.3 MAX. QNH PRESSURE IN HPA 1028.2 1029.0 1023.2 1032.5 1025.8 1019.2 1017.7 1021.1 1023.6 1030.6 1028.7 1033.2 1033.2 DAY 8 17 27 6 19 5 16 27 9 24 24 29 MIN. QNH PRESSURE IN HPA 1006.9 1007.6 1004.9 1011.7 1005.3 1005.0 1004.8 1008.1 1012.3 1014.8 1015.0 1010.2 1004.8 DAY 23 2 24 30 6 21 6 7 5 21 9 24 MEAN QFF PRESSURE IN HPA 1021.5 1021.8 1015.2 1017.7 1012.6 1007.2 1005.3 1007.8 1013.1 1020.6 1024.0 1024.2 1015.9 MAX. QFF PRESSURE IN HPA 1030.8 1035.2 1028.7 1036.1 1021.7 1013.3 1009.6 1015.6 1018.3 1031.5 1031.5 1039.6 1039.6 DAY 8 17 27 6 19 5 16 27 10 24 29 31 MIN. QFF PRESSURE IN HPA 1009.0 1007.1 1002.5 1005.8 1000.9 996.0 996.2 999.6 1005.9 1010.2 1013.3 1010.0 996.0 DAY 23 2 24 30 6 21 6 7 5 21 9 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 905.1 904.9 902.5 906.0 902.9 900.1 899.4 900.6 904.2 908.5 909.2 908.8 904.3 MAX. QFE PRESSURE IN HPA 914.0 913.8 907.8 917.3 910.8 904.4 903.1 906.6 909.4 915.6 914.1 918.8 918.8 DAY 8 17 27 6 19 5 16 27 9 24 27 30 MIN. QFE PRESSURE IN HPA 891.8 894.0 890.4 898.2 891.2 891.8 892.2 894.2 898.2 900.9 900.3 897.1 890.4 DAY 23 2 24 30 6 21 6 7 5 21 9 26 MEAN QNH PRESSURE IN HPA 1019.9 1019.7 1017.0 1020.9 1017.5 1014.3 1013.6 1014.9 1018.9 1023.6 1024.3 1023.9 1019.0 MAX. QNH PRESSURE IN HPA 1029.7 1029.5 1022.8 1033.3 1026.1 1019.1 1017.7 1021.5 1024.6 1031.4 1029.8 1035.0 1035.0 DAY 8 17 27 6 19 5 16 27 9 24 27 30 MIN. QNH PRESSURE IN HPA 1005.2 1007.6 1003.7 1012.3 1004.6 1005.2 1005.7 1007.9 1012.3 1015.2 1014.6 1011.1 1003.7 DAY 23 2 24 30 6 21 6 7 5 21 9 26 MEAN QFF PRESSURE IN HPA 1022.4 1022.5 1015.7 1017.9 1012.4 1006.9 1005.1 1007.6 1012.6 1020.3 1024.3 1025.2 1016.1 MAX. QFF PRESSURE IN HPA 1032.4 1034.9 1027.5 1036.5 1021.7 1012.3 1009.6 1015.9 1018.7 1032.1 1032.1 1041.2 1041.2 DAY 8 17 27 6 19 5 15 27 9 24 27 30 MIN. QFF PRESSURE IN HPA 1007.0 1006.2 1000.7 1005.8 999.4 995.8 996.4 998.9 1004.4 1009.2 1013.1 1010.5 995.8 DAY 23 2 24 30 6 21 6 7 5 21 9 26 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 903.7 903.6 901.1 904.7 901.9 899.0 898.3 899.3 902.6 906.6 907.2 907.0 902.9 MAX. QFE PRESSURE IN HPA 912.6 912.4 906.7 916.2 909.6 903.4 902.1 905.5 907.6 913.9 912.3 916.9 916.9 DAY 8 16 27 6 19 5 16 27 9 24 27 30 MIN. QFE PRESSURE IN HPA 888.7 892.5 889.7 896.8 889.9 891.0 891.8 893.3 897.2 898.7 898.9 895.0 888.7 DAY 23 2 24 30 6 21 6 7 5 20 9 26 MEAN QNH PRESSURE IN HPA 1018.3 1018.2 1015.5 1019.4 1016.4 1013.1 1012.4 1013.4 1017.1 1021.5 1022.2 1021.9 1017.5 MAX. QNH PRESSURE IN HPA 1028.1 1027.9 1021.6 1032.1 1024.8 1018.0 1016.6 1020.3 1022.6 1029.6 1027.8 1032.9 1032.9 DAY 8 16 27 6 19 5 16 27 9 24 27 30 MIN. QNH PRESSURE IN HPA 1001.8 1006.0 1002.9 1010.7 1003.1 1004.3 1005.2 1006.9 1011.2 1012.8 1013.0 1008.7 1001.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 MEAN QFF PRESSURE IN HPA 1020.3 1020.4 1013.9 1016.2 1011.2 1005.6 1003.7 1005.9 1010.5 1017.8 1021.6 1022.5 1014.1 MAX. QFF PRESSURE IN HPA 1030.5 1032.5 1025.5 1035.0 1020.3 1012.8 1008.2 1014.4 1016.4 1029.5 1030.0 1038.8 1038.8 DAY 8 17 27 6 19 9 16 27 9 24 27 30 MIN. QFF PRESSURE IN HPA 1002.6 1004.3 1000.0 1004.3 997.4 994.7 995.6 997.6 1003.3 1007.6 1011.4 1006.6 994.7 DAY 23 2 24 30 6 21 6 8 5 20 9 26 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 903.1 902.8 900.0 903.5 901.0 898.1 897.3 898.2 901.3 905.7 906.6 906.5 902.0 MAX. QFE PRESSURE IN HPA 912.8 911.8 905.9 915.2 908.1 903.3 900.9 904.3 906.4 912.9 911.8 916.2 916.2 DAY 8 16 26 6 19 5 15 27 9 24 27 30 MIN. QFE PRESSURE IN HPA 887.8 893.9 889.1 895.6 888.9 890.0 890.5 892.0 895.9 898.5 898.9 894.5 887.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 MEAN QNH PRESSURE IN HPA 1017.6 1017.3 1014.2 1018.1 1015.3 1012.2 1011.3 1012.3 1015.7 1020.6 1021.5 1021.4 1016.5 MAX. QNH PRESSURE IN HPA 1028.4 1027.3 1020.8 1031.0 1023.2 1017.9 1015.2 1019.0 1021.3 1028.5 1027.3 1032.1 1032.1 DAY 8 16 26 6 19 5 15 27 9 24 27 30 MIN. QNH PRESSURE IN HPA 1000.8 1007.5 1002.2 1009.4 1002.0 1003.2 1003.8 1005.4 1009.7 1012.6 1013.0 1008.2 1000.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 MEAN QFF PRESSURE IN HPA 1019.6 1019.6 1012.6 1015.0 1010.6 1005.0 1003.0 1005.0 1009.5 1017.1 1021.1 1022.1 1013.3 MAX. QFF PRESSURE IN HPA 1030.8 1031.7 1023.7 1033.8 1019.0 1012.3 1007.0 1013.3 1015.1 1028.3 1029.7 1037.9 1037.9 DAY 8 16 26 6 19 1 15 27 9 24 27 30 MIN. QFF PRESSURE IN HPA 1001.2 1005.6 999.4 1003.2 996.3 993.9 995.0 996.5 1002.2 1007.3 1011.6 1006.3 993.9 DAY 23 2 24 30 6 21 6 7 5 20 6 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.1 903.8 900.7 904.1 901.6 898.3 897.7 898.7 902.1 906.9 907.6 907.5 902.7 MAX. QFE PRESSURE IN HPA 913.0 912.7 908.6 915.5 907.7 903.7 901.3 904.4 906.9 914.0 912.7 917.4 917.4 DAY 8 16 26 6 19 4 15 27 9 23 25 30 MIN. QFE PRESSURE IN HPA 888.8 896.3 890.7 895.6 892.5 890.4 890.8 892.5 896.3 898.0 901.6 896.3 888.8 DAY 23 1 24 27 6 21 6 7 5 20 30 26 MEAN QNH PRESSURE IN HPA 1018.7 1018.4 1015.0 1018.7 1016.0 1012.4 1011.7 1012.8 1016.5 1021.9 1022.6 1022.5 1017.3 MAX. QNH PRESSURE IN HPA 1028.6 1028.2 1023.7 1031.3 1022.7 1018.3 1015.7 1019.1 1021.9 1029.7 1028.2 1033.4 1033.4 DAY 8 16 26 6 19 4 15 27 9 23 25 30 MIN. QNH PRESSURE IN HPA 1001.9 1010.2 1004.0 1009.4 1006.0 1003.7 1004.1 1006.0 1010.2 1012.0 1016.0 1010.2 1001.9 DAY 23 1 24 27 6 21 6 7 5 20 30 26 MEAN QFF PRESSURE IN HPA 1021.5 1021.4 1014.2 1016.2 1011.4 1005.3 1003.6 1006.1 1011.3 1019.7 1023.2 1024.2 1014.8 MAX. QFF PRESSURE IN HPA 1031.4 1033.6 1027.4 1034.4 1019.1 1012.4 1007.9 1014.1 1016.6 1030.0 1030.8 1039.8 1039.8 DAY 8 17 26 6 19 4 15 27 9 24 27 30 MIN. QFF PRESSURE IN HPA 1002.8 1010.6 1002.8 1004.2 1000.7 994.4 995.2 997.6 1003.6 1007.8 1014.7 1009.0 994.4 DAY 23 28 24 27 4 21 6 7 5 20 18 26 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 904.6 904.6 901.6 905.3 902.7 899.4 898.9 900.1 903.3 907.9 908.1 908.0 903.7 MAX. QFE PRESSURE IN HPA 913.0 913.7 910.1 916.1 908.5 904.2 902.5 905.4 908.2 914.7 913.3 917.9 917.9 DAY 8 16 26 5 19 5 9 27 9 23 15 30 MIN. QFE PRESSURE IN HPA 889.7 895.8 892.3 897.1 893.6 892.2 892.5 894.5 898.3 898.7 901.8 897.3 889.7 DAY 23 1 24 29 3 20 6 7 5 20 30 26 MEAN QNH PRESSURE IN HPA 1019.3 1019.3 1016.0 1020.1 1017.2 1013.6 1013.0 1014.3 1017.8 1023.0 1023.2 1023.1 1018.3 MAX. QNH PRESSURE IN HPA 1028.6 1029.3 1025.4 1032.0 1023.6 1018.9 1017.0 1020.2 1023.3 1030.4 1028.9 1034.0 1034.0 DAY 8 16 26 5 19 5 9 27 9 23 15 30 MIN. QNH PRESSURE IN HPA 1002.9 1009.6 1005.8 1011.1 1007.2 1005.7 1006.0 1008.2 1012.4 1012.8 1016.2 1011.3 1002.9 DAY 23 1 24 29 3 20 6 7 5 20 30 26 MEAN QFF PRESSURE IN HPA 1021.9 1022.1 1014.7 1017.1 1012.1 1006.1 1004.5 1007.0 1011.5 1019.7 1023.2 1024.4 1015.4 MAX. QFF PRESSURE IN HPA 1031.2 1034.7 1029.6 1035.0 1020.1 1012.1 1009.2 1015.2 1017.6 1030.8 1030.8 1040.9 1040.9 DAY 9 16 26 5 19 8 15 27 9 23 27 30 MIN. QFF PRESSURE IN HPA 1003.5 1010.1 1004.5 1005.3 1001.4 996.0 996.4 999.1 1004.2 1007.3 1014.9 1010.9 996.0 DAY 23 1 24 27 3 21 6 7 5 20 8 26 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.0 904.3 901.2 904.8 902.2 899.0 898.4 899.7 902.8 907.7 907.8 907.7 903.3 MAX. QFE PRESSURE IN HPA 912.2 913.0 909.7 915.8 909.4 903.6 902.1 904.6 907.7 914.3 912.5 917.4 917.4 DAY 8 16 26 5 18 5 15 29 9 23 13 30 MIN. QFE PRESSURE IN HPA 892.0 894.9 894.4 897.0 892.8 891.6 892.1 894.1 897.8 899.2 901.2 898.7 891.6 DAY 23 1 24 27 3 20 5 7 4 20 30 26 MEAN QNH PRESSURE IN HPA 1018.7 1018.9 1015.6 1019.5 1016.7 1013.2 1012.5 1013.9 1017.4 1022.7 1022.9 1022.7 1017.9 MAX. QNH PRESSURE IN HPA 1027.7 1028.6 1024.9 1031.7 1024.6 1018.2 1016.6 1019.3 1022.7 1030.0 1028.0 1033.4 1033.4 DAY 8 16 26 5 18 5 15 29 9 23 13 30 MIN. QNH PRESSURE IN HPA 1005.4 1008.6 1008.1 1010.9 1006.3 1005.0 1005.5 1007.8 1011.8 1013.4 1015.6 1012.8 1005.0 DAY 23 1 24 27 3 20 5 7 4 20 30 26 MEAN QFF PRESSURE IN HPA 1020.8 1021.2 1013.9 1016.3 1011.5 1005.5 1003.8 1006.4 1010.7 1019.1 1022.3 1023.4 1014.6 MAX. QFF PRESSURE IN HPA 1030.1 1033.6 1029.4 1034.2 1019.3 1011.9 1008.3 1013.8 1016.8 1030.3 1030.2 1039.5 1039.5 DAY 8 16 26 5 18 8 15 27 9 23 26 30 MIN. QFF PRESSURE IN HPA 1006.1 1008.2 1005.3 1004.9 1001.6 996.3 996.2 998.3 1003.5 1007.9 1013.9 1011.1 996.2 DAY 23 1 23 27 5 20 5 7 4 20 8 26 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1951-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.0 3.0 7.8 14.3 19.6 24.7 27.0 25.1 20.4 13.9 7.8 3.2 14.0 MINIMUN AIR TEMPERATURE (C) -3.8 -2.1 2.6 8.2 12.2 16.2 18.5 16.2 11.5 6.1 1.7 -1.9 7.1 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.0 0.1 1.7 7.2 2.5 0.0 0.0 0.0 0.0 11.5 DAYS WITH MINIMUM TEMP. <=-4 13.0 8.2 2.1 0.1 0.0 0.0 0.0 0.0 0.0 0.3 3.0 8.8 35.5 DAYS WITH FREEZING MIN.<= 0 25.5 19.3 8.9 0.8 0.0 0.0 0.0 0.0 0.0 3.0 10.6 21.2 89.3 TEMPERATURE RECORDS LOWEST(C) -27.0 -28.0 -13.0 -7.0 -1.0 4.0 10.0 5.0 -1.0 -8.0 -16.0 -25.0 -28.0 YEAR-DAY 72-21 72- 3 92-12 81- 3 89- 3 70-12 72-13 72-27 62-26 53-28 57-23 64-28 72- 3 MAXIMUM AIR TEMPERATURE (C) 7.2 9.2 13.9 20.8 26.6 32.2 34.4 33.0 28.9 22.3 15.4 9.7 21.1 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.0 0.1 2.0 7.9 23.5 29.8 27.3 13.5 2.0 0.0 0.0 106.1 DAYS WITH MAXIMUM TEMP. <= 0 3.7 2.6 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.8 8.9 TEMPERATURE RECORDS HIGHEST(C) 24.0 26.0 32.0 35.4 39.2 41.6 43.8 42.4 42.0 35.8 29.4 28.2 43.8 YEAR-DAY 63-27 4-15 71-15 0-10 1-16 95-30 98- 6 4-13 96- 9 98- 2 95-11 98-11 98- 6 DIF. BETWEEN (MAX.-MIN.) (C) 11.0 11.3 11.3 12.6 14.4 16.0 15.9 16.8 17.4 16.2 13.7 11.6 14.0 MEAN DAILY TEMP. (MDT) (C) 1.7 3.6 8.3 14.5 19.4 24.2 26.5 24.6 20.2 14.2 8.6 3.9 14.1 STANDARD DEVIATION OF MDT(C) 2.93 3.33 2.09 1.63 1.47 1.33 1.10 1.50 1.37 1.79 2.19 2.29 1.92 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 2.8 22.5 101.5 169.1 115.8 26.6 1.3 0.0 0.0 439.6 HEATING DEG. DAYS(BASE 18 0C) 504.2 407.8 301.8 120.9 27.4 1.0 0.0 0.3 15.4 126.1 282.2 436.2 2223.3 DEWPOINT (MEAN C) -3.4 -2.1 1.6 5.9 7.3 7.6 8.7 6.7 4.1 2.2 0.4 -2.0 3.1 MIXING RATIO (G/KG) 3.45 3.82 4.97 6.71 7.46 7.62 8.26 7.25 6.03 5.26 4.55 3.81 5.77 VAPOUR PRESSURE (HPA) 4.99 5.51 7.15 9.62 10.68 10.87 11.75 10.35 8.66 7.59 6.58 5.51 8.27 SATURATION DEF. (HPA) 2.16 2.78 4.32 7.87 13.47 21.94 25.55 23.27 16.98 9.71 4.96 2.77 11.32 RELATIVE HUMIDITY (MEAN %) 76 73 70 62 50 37 35 34 38 50 64 73 55 RELATIVE HUMIDITY (MAX. %) 92 91 90 84 73 57 51 51 57 72 85 90 74 RELATIVE HUMIDITY (MIN. %) 55 52 48 41 31 22 22 21 23 31 42 52 37 RELATIVE HUMIDITY (MEAN% 03UTC) 87 87 85 78 64 49 46 47 53 68 81 85 69 RELATIVE HUMIDITY (MEAN% 09UTC) 61 59 56 47 36 25 24 23 27 36 47 58 42 RELATIVE HUMIDITY (MEAN% 15UTC) 73 69 64 55 42 29 27 26 32 45 60 71 49 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 33.0 35.2 55.6 46.3 27.6 4.2 1.1 0.8 1.7 8.6 16.4 24.7 255.2 DAYS WITH PRECIPITATION >=10 1.1 0.9 1.7 1.3 0.9 0.1 0.0 0.0 0.1 0.2 0.5 0.7 7.5 DAYS WITH PRECIPITATION >= 5 2.5 2.2 4.0 2.9 1.8 0.3 0.1 0.1 0.1 0.5 1.2 1.8 17.5 DAYS WITH PRECIPITATION >= 1 5.6 5.9 8.4 7.1 4.5 1.1 0.3 0.2 0.4 1.7 2.8 4.3 42.3 DAYS WITH PRECIPITATION 8.6 10.4 13.8 12.1 8.7 2.5 0.9 0.5 0.9 3.9 5.3 8.1 75.7 GREATEST DAILY PRECIPITATION 34.0 40.0 42.0 52.0 43.0 22.0 14.0 6.6 26.0 29.0 40.0 47.0 52.0 YEAR-DAY 52-12 98-10 53-22 98- 6 63-18 92- 6 2-20 86- 5 95-22 77-23 68-19 71-20 98 DAY WITH THUNDER STORM 0.2 0.2 1.6 2.9 3.9 1.4 0.3 0.1 0.3 0.4 0.2 0.2 11.7 DAYS WITH SNOW OR SLEET 5.4 5.9 4.1 0.3 0.0 0.0 0.0 0.0 0.0 0.1 1.2 3.8 20.8 DAYS WITH DUST 0.6 1.1 1.9 2.7 2.9 4.7 5.4 4.8 3.5 2.5 1.3 0.7 32.1 WIND DIRECTION (PREVAILING) 315 135 135 135 135 90 90 90 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 6.7 6.9 7.5 7.9 7.8 9.2 9.7 9.4 5.6 6.0 5.6 5.3 5.8 PREVAILING WIND PERCENT 10.3 11.6 16.3 16.3 14.7 18.3 19.6 19.1 16.6 18.0 12.9 10.5 12.4 CALMS PERCENT OF WIND 50.1 42.9 34.7 33.3 33.2 31.8 31.1 33.6 35.5 41.7 51.3 54.2 39.4 NO. OF WIND OBSERVATION 247.9 226.0 246.2 238.2 246.3 239.8 248.0 248.0 240.0 247.8 239.8 247.7 2915.7 VECTOR WIND DIRECTION (MEAN) 230 194 155 140 113 85 68 81 127 152 161 196 111 VECTOR WIND MAGNITUDE(KNOTS) 0.3 0.3 1.0 1.4 1.5 2.5 3.1 2.7 2.2 1.6 0.8 0.4 1.2 WIND STEADINESES (MEAN %) 10.7 8.1 21.3 29.8 32.6 48.1 55.4 55.1 52.4 45.7 29.6 16.0 29.3 WIND SPEED (MEAN KNOTS) 2.8 3.7 4.7 4.7 4.6 5.2 5.6 4.9 4.2 3.5 2.7 2.5 4.1 FASTEST WIND DIRECTION 300 330 240 330 300 310 360 340 20 310 320 130 310 FASTEST WIND SPEED (KNOTS) 39 39 40 35 43 45 29 32 30 43 35 38 45 YEAR-DAY 82-29 88-26 69-21 85-25 91-22 97-16 98-24 52-26 51-17 82- 3 93-14 52-11 97 DAYS WITH SKY CLEAR (0-2)/8 11.4 8.7 6.6 6.5 13.2 23.9 27.4 29.0 27.3 20.9 13.5 11.4 199.8 DAYS WITH P.CLOUDY (3-6)/8 11.0 10.6 11.5 13.4 13.5 5.7 3.4 1.9 2.3 7.5 11.5 11.6 103.9 DAYS WITH CLOUDY (7-8)/8 8.6 9.0 12.8 10.2 4.3 0.5 0.3 0.1 0.3 2.6 5.0 8.0 61.7 DAYS WITH VISIBILITY =< 2 KM 9.3 6.4 5.4 1.8 0.7 0.2 0.1 0.2 0.4 1.5 4.2 9.1 39.3 DURATION OF SUNSHINE HOURS 149.1 147.3 161.2 198.6 279.2 341.7 366.1 358.7 304.5 247.4 187.5 151.1 2892.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1951-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 905.0 903.8 902.8 902.1 901.8 899.4 897.9 899.8 903.5 906.7 907.3 906.3 903.0 MAX. QFE PRESSURE IN HPA 922.1 919.7 920.1 920.9 933.4 911.1 908.8 912.0 916.4 926.7 924.5 922.0 933.4 YEAR-DAY 73-26 84-22 85- 5 60- 7 53-16 83- 1 57- 5 96-30 63-24 56-12 83-26 78-24 53-16 MIN. QFE PRESSURE IN HPA 883.8 881.4 881.6 884.7 886.0 885.0 885.1 885.4 887.4 884.0 885.5 887.8 881.4 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52-23 MEAN QNH PRESSURE IN HPA 1019.7 1018.4 1017.4 1016.5 1016.2 1013.5 1012.0 1014.0 1018.1 1021.6 1022.3 1021.2 1017.6 MAX. QNH PRESSURE IN HPA 1038.6 1036.0 1036.4 1037.3 1051.0 1026.5 1023.9 1027.5 1032.3 1043.7 1041.2 1038.5 1051.0 YEAR-DAY 73-26 84-22 85- 5 60- 7 53-16 83- 1 57- 5 96-30 63-24 56-12 83-26 78-24 53-16 MIN. QNH PRESSURE IN HPA 996.4 993.8 994.0 997.4 998.8 997.7 997.8 998.2 1000.4 996.6 998.3 1000.8 993.8 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52-23 MEAN QFF PRESSURE IN HPA 1023.1 1020.9 1017.6 1014.0 1011.4 1006.7 1004.2 1007.0 1013.1 1019.3 1022.6 1023.6 1015.3 MAX. QFF PRESSURE IN HPA 1047.9 1047.0 1043.9 1040.3 1047.3 1023.1 1019.2 1024.6 1032.7 1042.4 1045.3 1046.4 1047.9 YEAR-DAY 73-26 72- 2 85- 5 60- 8 53-16 83- 1 57- 5 96-30 73-30 53-26 54-26 2- 3 73-26 MIN. QFF PRESSURE IN HPA 993.7 990.6 991.0 992.8 991.5 989.3 989.0 990.1 994.0 990.2 996.0 998.5 989.0 YEAR-DAY 51-23 52-23 52- 2 4-17 51-20 78-22 58- 9 51- 1 51-11 51- 4 64-27 51-17 58- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 904.7 903.4 902.5 901.9 901.6 899.3 897.8 899.6 903.4 906.6 907.2 906.1 902.9 MAX. QFE PRESSURE IN HPA 920.7 919.1 919.6 919.7 932.8 910.0 908.3 911.3 914.4 920.7 920.2 920.6 932.8 YEAR-DAY 73-26 84-23 77-10 60- 8 52-21 79-11 52-15 96-30 73-27 56-16 62-23 54-16 52-21 MIN. QFE PRESSURE IN HPA 883.9 883.2 881.7 886.3 889.1 887.3 887.9 886.9 890.8 885.1 889.3 887.8 881.7 YEAR-DAY 51-24 52-13 52- 2 2- 4 51- 5 78-22 51-31 51- 6 51-11 51- 5 64-28 51-17 52- 2 MEAN QNH PRESSURE IN HPA 1019.5 1018.0 1017.0 1016.3 1016.1 1013.5 1011.9 1013.9 1018.0 1021.6 1022.2 1021.0 1017.4 MAX. QNH PRESSURE IN HPA 1037.1 1035.3 1035.8 1036.0 1050.4 1025.3 1023.4 1026.7 1030.1 1037.1 1036.5 1036.9 1050.4 YEAR-DAY 73-26 84-23 77-10 60- 8 52-21 79-11 52-15 96-30 73-27 56-16 62-23 54-16 52-21 MIN. QNH PRESSURE IN HPA 996.5 995.7 994.1 999.2 1002.2 1000.3 1000.9 999.8 1004.1 997.8 1002.5 1000.8 994.1 YEAR-DAY 51-24 52-13 52- 2 2- 4 51- 5 78-22 51-31 51- 6 51-11 51- 5 64-28 51-17 52- 2 MEAN QFF PRESSURE IN HPA 1022.5 1020.2 1017.0 1013.7 1011.3 1006.9 1004.2 1006.9 1012.9 1019.0 1022.1 1023.0 1015.0 MAX. QFF PRESSURE IN HPA 1045.4 1044.8 1042.4 1039.2 1044.5 1020.8 1018.9 1023.0 1030.3 1040.8 1042.8 1044.9 1045.4 YEAR-DAY 73-26 72- 2 85- 5 60- 8 52-21 70-12 57- 6 96-30 73-27 53-27 54-27 2- 4 73-26 MIN. QFF PRESSURE IN HPA 994.8 993.0 991.5 992.9 994.8 991.4 992.3 991.5 998.3 991.3 999.5 999.5 991.3 YEAR-DAY 51-24 52-23 52- 2 70-20 51-21 78-22 98- 6 51- 6 51-12 51- 5 51-10 51-17 51- 5 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 905.1 903.9 903.1 902.6 902.5 900.2 898.7 900.5 904.2 907.2 907.7 906.5 903.5 MAX. QFE PRESSURE IN HPA 920.9 919.1 919.9 920.2 914.8 910.5 907.9 912.0 915.6 919.7 922.1 920.6 922.1 YEAR-DAY 73-26 84-23 77-10 60- 8 82-11 79-11 57- 5 96-30 73-30 53-27 83-26 54-16 83-26 MIN. QFE PRESSURE IN HPA 886.0 883.6 881.6 888.3 889.4 887.4 888.3 887.5 891.1 885.3 890.2 887.9 881.6 YEAR-DAY 51-24 52-23 52- 2 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 95-26 51-17 52- 2 MEAN QNH PRESSURE IN HPA 1019.8 1018.5 1017.7 1017.1 1017.0 1014.5 1012.9 1014.8 1018.9 1022.2 1022.7 1021.4 1018.1 MAX. QNH PRESSURE IN HPA 1037.3 1035.3 1036.2 1036.5 1030.6 1025.8 1023.0 1027.5 1031.4 1036.0 1038.6 1036.9 1038.6 YEAR-DAY 73-26 84-23 77-10 60- 8 82-11 79-11 57- 5 96-30 73-30 53-27 83-26 54-16 83-26 MIN. QNH PRESSURE IN HPA 998.8 996.2 994.0 1001.4 1002.6 1000.4 1001.4 1000.5 1004.4 998.1 1003.5 1000.9 994.0 YEAR-DAY 51-24 52-23 52- 2 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 95-26 51-17 52- 2 MEAN QFF PRESSURE IN HPA 1023.9 1021.7 1018.5 1015.0 1012.4 1007.7 1005.2 1008.3 1014.7 1020.9 1024.0 1024.6 1016.4 MAX. QFF PRESSURE IN HPA 1047.1 1047.0 1043.9 1040.3 1030.1 1022.4 1018.4 1024.6 1032.7 1041.0 1043.5 1045.1 1047.1 YEAR-DAY 73-26 72- 2 85- 5 60- 8 3- 2 83- 1 57- 6 96-30 73-30 53-27 54-27 2- 4 73-26 MIN. QFF PRESSURE IN HPA 998.5 993.1 991.0 996.0 995.1 991.5 993.0 992.3 999.1 991.9 1002.9 999.6 991.0 YEAR-DAY 51-24 52-23 52- 2 70-20 51-21 78-22 98- 6 51- 6 51-11 51- 5 4-24 51-17 52- 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1951-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 906.2 904.9 903.9 903.1 902.7 900.3 898.9 900.8 904.7 907.9 908.5 907.5 904.1 MAX. QFE PRESSURE IN HPA 922.1 919.4 920.0 920.1 915.2 911.1 908.8 911.9 916.4 919.5 924.5 922.0 924.5 YEAR-DAY 73-26 84-23 77-10 60- 8 82-10 83- 1 57- 5 96-30 63-24 53-26 83-26 78-24 83-26 MIN. QFE PRESSURE IN HPA 886.6 883.2 883.5 887.6 889.0 887.3 888.7 886.9 891.3 886.1 891.0 888.8 883.2 YEAR-DAY 64-19 52- 4 66-20 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 64-26 51-17 52- 4 MEAN QNH PRESSURE IN HPA 1021.1 1019.6 1018.6 1017.7 1017.3 1014.6 1013.0 1015.2 1019.4 1022.9 1023.6 1022.6 1018.8 MAX. QNH PRESSURE IN HPA 1038.6 1035.6 1036.3 1036.4 1031.0 1026.5 1023.9 1027.4 1032.3 1035.7 1041.2 1038.5 1041.2 YEAR-DAY 73-26 84-23 77-10 60- 8 82-10 83- 1 57- 5 96-30 63-24 53-26 83-26 78-24 83-26 MIN. QNH PRESSURE IN HPA 999.5 995.7 996.1 1000.6 1002.1 1000.3 1001.8 999.8 1004.7 998.9 1004.3 1001.9 995.7 YEAR-DAY 64-19 52- 4 66-20 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 64-26 51-17 52- 4 MEAN QFF PRESSURE IN HPA 1024.6 1022.3 1019.0 1015.2 1012.4 1007.8 1005.2 1008.0 1014.3 1020.5 1024.0 1025.1 1016.5 MAX. QFF PRESSURE IN HPA 1047.9 1046.7 1042.2 1039.9 1029.8 1023.1 1018.9 1024.2 1032.5 1039.0 1044.1 1044.9 1047.9 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 2 83- 1 57- 5 96-30 73-30 95-18 83-26 63-26 73-26 MIN. QFF PRESSURE IN HPA 1002.6 994.7 993.2 997.1 996.1 991.9 991.7 991.6 998.5 992.9 1003.2 1001.1 991.6 YEAR-DAY 64-19 52-23 66-20 51-27 51-20 78-22 98- 6 51- 6 51-11 51- 5 64-26 51-17 51- 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 904.7 903.7 902.8 902.0 901.7 899.3 897.9 899.6 903.3 906.2 906.8 905.9 902.8 MAX. QFE PRESSURE IN HPA 921.2 918.0 919.2 918.2 914.7 910.5 908.1 910.0 915.2 919.6 923.1 920.3 923.1 YEAR-DAY 73-25 84-23 85- 5 60- 8 82-10 78- 8 57- 5 96-30 62-25 53-26 83-26 78-24 83-26 MIN. QFE PRESSURE IN HPA 886.0 881.4 883.0 887.0 887.1 886.1 887.0 886.8 889.7 884.6 889.1 888.0 881.4 YEAR-DAY 64-19 52-23 66-20 2- 4 90-13 78-22 58- 9 51- 5 51-11 51- 5 64-26 51-17 52-23 MEAN QNH PRESSURE IN HPA 1019.5 1018.3 1017.3 1016.4 1016.1 1013.5 1011.9 1013.8 1017.9 1021.1 1021.8 1020.8 1017.4 MAX. QNH PRESSURE IN HPA 1037.6 1034.1 1035.4 1034.3 1030.4 1025.8 1023.2 1025.3 1031.0 1035.8 1039.7 1036.6 1039.7 YEAR-DAY 73-25 84-23 85- 5 60- 8 82-10 78- 8 57- 5 96-30 62-25 53-26 83-26 78-24 83-26 MIN. QNH PRESSURE IN HPA 998.8 993.8 995.5 999.9 1000.0 998.9 999.9 999.7 1002.9 997.3 1002.2 1001.0 993.8 YEAR-DAY 64-19 52-23 66-20 2- 4 90-13 78-22 58- 9 51- 5 51-11 51- 5 64-26 51-17 52-23 MEAN QFF PRESSURE IN HPA 1022.4 1020.4 1017.3 1013.6 1011.0 1006.5 1003.9 1006.5 1012.4 1018.2 1021.5 1022.7 1014.7 MAX. QFF PRESSURE IN HPA 1045.2 1044.5 1041.3 1037.2 1028.7 1022.7 1018.4 1021.7 1030.1 1038.9 1042.5 1043.4 1045.2 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 1 70-11 57- 5 96-30 62-25 53-26 83-26 63-26 73-26 MIN. QFF PRESSURE IN HPA 998.6 990.6 992.5 994.2 992.0 990.4 990.8 990.4 996.6 990.8 1001.0 998.5 990.4 YEAR-DAY 51-23 52-23 66-20 51-27 90-13 78-22 98- 6 51- 1 51-11 51- 5 64-26 51-17 78-22 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 904.1 902.8 901.6 900.8 900.5 898.2 896.9 898.5 902.0 905.3 906.1 905.3 901.8 MAX. QFE PRESSURE IN HPA 919.9 916.6 918.0 917.6 913.6 909.6 907.0 909.3 914.5 920.4 922.0 919.3 922.0 YEAR-DAY 79-18 84-23 85- 5 60- 7 82-10 78- 8 57- 5 96-29 62-25 53-26 83-26 2- 3 83-26 MIN. QFE PRESSURE IN HPA 885.0 882.4 882.1 885.0 886.0 885.0 885.4 885.4 887.4 884.0 888.3 888.2 882.1 YEAR-DAY 51-23 52-12 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52- 2 MEAN QNH PRESSURE IN HPA 1018.8 1017.3 1016.1 1015.1 1014.8 1012.2 1010.8 1012.6 1016.5 1020.1 1021.0 1020.1 1016.3 MAX. QNH PRESSURE IN HPA 1036.2 1032.5 1034.1 1033.6 1029.2 1024.8 1022.0 1024.5 1030.2 1036.7 1038.5 1035.5 1038.5 YEAR-DAY 79-18 84-23 85- 5 60- 7 82-10 78- 8 57- 5 96-29 62-25 53-26 83-26 2- 3 83-26 MIN. QNH PRESSURE IN HPA 997.7 994.9 994.5 997.7 998.8 997.7 998.2 998.2 1000.4 996.6 1001.4 1001.2 994.5 YEAR-DAY 51-23 52-12 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52- 2 MEAN QFF PRESSURE IN HPA 1021.7 1019.4 1016.0 1012.4 1010.0 1005.5 1003.1 1005.7 1011.3 1017.5 1020.9 1022.1 1013.8 MAX. QFF PRESSURE IN HPA 1043.4 1044.3 1041.1 1035.8 1029.1 1020.6 1016.7 1020.4 1029.8 1040.0 1043.5 1043.9 1044.3 YEAR-DAY 73-26 72- 1 85- 5 60- 7 52-12 78- 8 57- 5 92-31 62-25 53-26 54-26 63-26 72- 1 MIN. QFF PRESSURE IN HPA 997.0 993.4 992.8 992.8 992.1 989.3 990.0 990.1 994.0 990.2 1000.3 999.8 989.3 YEAR-DAY 51-23 52-12 52- 2 4-17 51-20 78-22 58- 9 51- 1 51-11 51- 4 51- 9 51-17 78-22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1951-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 904.8 903.5 902.3 901.4 901.0 898.4 897.1 898.9 902.7 906.2 907.0 906.1 902.5 MAX. QFE PRESSURE IN HPA 920.5 918.1 918.5 918.8 933.4 910.0 906.8 910.8 915.7 921.7 921.9 921.3 933.4 YEAR-DAY 73-25 84-22 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 83-26 52-11 53-16 MIN. QFE PRESSURE IN HPA 885.2 883.9 884.5 884.7 886.1 886.3 885.1 885.7 888.3 884.8 888.6 888.7 883.9 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-15 52-23 MEAN QNH PRESSURE IN HPA 1019.6 1018.1 1016.8 1015.8 1015.3 1012.5 1011.1 1013.0 1017.2 1021.1 1022.0 1021.0 1017.0 MAX. QNH PRESSURE IN HPA 1036.8 1034.2 1034.6 1035.0 1051.0 1025.3 1021.7 1026.1 1031.6 1038.2 1038.4 1037.7 1051.0 YEAR-DAY 73-25 84-22 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 83-26 52-11 53-16 MIN. QNH PRESSURE IN HPA 997.9 996.5 997.2 997.4 998.9 999.2 997.8 998.5 1001.4 997.5 1001.7 1001.8 996.5 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-15 52-23 MEAN QFF PRESSURE IN HPA 1023.7 1021.2 1017.6 1013.6 1010.8 1005.8 1003.4 1006.5 1013.0 1019.8 1023.2 1024.2 1015.2 MAX. QFF PRESSURE IN HPA 1045.5 1046.7 1042.8 1037.6 1047.3 1021.1 1016.9 1021.3 1032.1 1041.9 1045.1 1045.8 1047.3 YEAR-DAY 64-30 72- 1 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 54-26 2- 3 53-16 MIN. QFF PRESSURE IN HPA 998.3 993.8 995.3 993.7 991.5 990.9 989.0 990.4 995.3 992.3 1001.7 1000.9 989.0 YEAR-DAY 51-23 52-23 52-18 4-17 51-20 88-23 58- 9 51- 5 51-11 51- 4 51- 9 51-17 58- 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 905.3 904.2 903.3 902.7 902.3 899.7 898.3 900.2 904.0 907.2 907.7 906.6 903.5 MAX. QFE PRESSURE IN HPA 921.5 919.5 920.1 920.9 915.1 910.8 908.1 911.6 915.5 921.4 921.4 921.4 921.5 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 62-25 53-26 53- 9 52-11 73-25 MIN. QFE PRESSURE IN HPA 884.0 884.4 884.3 888.2 889.4 887.8 886.5 887.0 890.5 885.2 887.4 888.4 884.0 YEAR-DAY 51-23 52-12 52-18 51-27 51- 3 51- 1 58- 9 51- 5 51-11 51- 4 64-27 88-27 51-23 MEAN QNH PRESSURE IN HPA 1020.1 1018.9 1017.9 1017.2 1016.8 1014.0 1012.4 1014.5 1018.6 1022.2 1022.7 1021.5 1018.1 MAX. QNH PRESSURE IN HPA 1037.9 1035.7 1036.4 1037.3 1030.9 1026.1 1023.2 1027.0 1031.3 1037.8 1037.8 1037.8 1037.9 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 62-25 53-26 53- 9 52-11 73-25 MIN. QNH PRESSURE IN HPA 996.6 997.1 996.9 1001.2 1002.6 1000.8 999.4 999.9 1003.8 997.9 1000.4 1001.5 996.6 YEAR-DAY 51-23 52-12 52-18 51-27 51- 3 51- 1 58- 9 51- 5 51-11 51- 4 64-27 88-27 51-23 MEAN QFF PRESSURE IN HPA 1023.6 1021.5 1018.3 1014.7 1012.0 1007.1 1004.6 1007.5 1013.5 1019.9 1023.1 1024.1 1015.8 MAX. QFF PRESSURE IN HPA 1046.7 1046.9 1042.3 1040.1 1031.5 1022.3 1018.8 1022.6 1031.1 1042.4 1045.3 1046.4 1046.9 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 70-11 57- 5 96-29 62-25 53-26 54-26 2- 3 72- 1 MIN. QFF PRESSURE IN HPA 995.3 996.6 994.0 995.4 994.9 992.5 991.1 991.3 997.0 992.4 998.6 999.9 991.1 YEAR-DAY 51-23 52-12 52-18 51-27 51-20 99-25 58- 9 51- 1 51-11 51- 4 64-27 88-27 58- 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 904.9 903.9 903.0 902.3 902.0 899.4 898.0 900.0 903.7 907.0 907.4 906.3 903.2 MAX. QFE PRESSURE IN HPA 921.5 919.7 920.1 920.1 915.4 910.4 907.8 911.4 915.0 926.7 920.5 920.6 926.7 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 73-26 56-12 53- 9 54-15 56-12 MIN. QFE PRESSURE IN HPA 883.8 883.9 884.0 887.5 889.2 887.4 886.9 886.8 890.5 885.1 885.5 889.7 883.8 YEAR-DAY 51-23 52-12 52- 4 2- 3 51- 3 78-21 58- 9 51- 5 51-11 51- 4 64-27 51-16 51-23 MEAN QNH PRESSURE IN HPA 1019.7 1018.6 1017.6 1016.8 1016.4 1013.6 1012.1 1014.2 1018.3 1022.0 1022.4 1021.2 1017.7 MAX. QNH PRESSURE IN HPA 1037.9 1036.0 1036.4 1036.4 1031.2 1025.7 1022.8 1026.8 1030.8 1043.7 1036.8 1036.9 1043.7 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 73-26 56-12 53- 9 54-15 56-12 MIN. QNH PRESSURE IN HPA 996.4 996.5 996.6 1000.5 1002.4 1000.4 999.8 999.7 1003.8 997.8 998.3 1002.9 996.4 YEAR-DAY 51-23 52-12 52- 4 2- 3 51- 3 78-21 58- 9 51- 5 51-11 51- 4 64-27 51-16 51-23 MEAN QFF PRESSURE IN HPA 1022.7 1020.7 1017.6 1014.0 1011.4 1006.6 1004.1 1007.0 1012.9 1019.2 1022.3 1023.2 1015.1 MAX. QFF PRESSURE IN HPA 1046.2 1045.7 1042.1 1039.2 1030.0 1021.5 1019.2 1022.4 1029.8 1041.5 1042.9 1045.6 1046.2 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 78- 8 57- 5 96-29 73-26 53-26 54-26 2- 3 73-25 MIN. QFF PRESSURE IN HPA 993.7 995.4 996.7 995.2 994.4 991.8 991.2 990.9 996.8 992.0 996.0 1000.8 990.9 YEAR-DAY 51-23 52-12 52-18 51-27 51-20 78-21 58- 9 51- 1 51-11 51- 4 64-27 51-15 51- 1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 0.4 -0.7 6.4 14.1 20.0 23.1 26.3 24.1 21.1 14.5 7.6 4.6 13.5 1952 0.7 5.8 7.8 14.1 18.5 23.6 26.4 24.2 19.2 13.7 5.0 2.4 13.4 1953 3.6 7.1 6.5 13.2 19.4 24.3 26.6 24.6 19.7 11.9 5.5 0.5 13.6 1954 2.0 0.3 5.0 12.5 19.5 22.3 26.0 24.0 19.1 14.8 6.8 3.5 13.0 1955 3.2 6.7 7.6 13.4 18.5 24.5 27.7 26.3 20.6 13.1 9.7 5.3 14.7 1956 -0.1 3.4 5.9 13.2 18.7 22.6 28.2 24.4 19.5 12.9 8.6 1.4 13.2 1957 -2.1 1.2 8.9 11.3 19.0 22.7 25.0 24.1 19.8 12.8 5.3 2.5 12.5 1958 3.4 5.2 11.4 14.7 18.7 25.1 27.0 24.0 20.1 13.0 2.5 4.2 14.1 1959 2.2 -2.4 5.7 16.7 19.2 24.4 25.6 26.2 22.2 14.4 5.3 -0.8 13.2 1960 3.6 6.6 3.8 11.9 18.5 25.2 25.9 25.2 19.9 15.0 6.8 1.8 13.7 1961 1.3 1.9 7.5 12.8 21.5 25.0 27.8 24.9 20.4 11.9 8.0 5.4 14.0 1962 1.9 6.4 11.0 12.6 19.6 23.3 27.5 23.8 17.7 13.1 4.0 3.7 13.7 1963 5.4 7.6 7.3 15.7 18.2 25.0 27.1 24.6 20.7 15.6 7.0 0.6 14.6 1964 -7.6 2.7 10.4 12.0 19.6 24.9 27.1 25.6 19.7 10.7 7.5 -2.5 12.5 1965 -0.2 3.6 6.7 13.6 21.1 24.9 27.3 24.9 19.5 15.3 10.0 4.4 14.3 1966 6.5 7.4 8.6 13.8 19.4 26.6 26.6 25.7 20.3 12.6 6.6 3.9 14.8 1967 -1.4 1.3 7.4 12.2 18.6 23.1 26.2 24.6 20.3 13.4 9.4 3.2 13.2 1968 3.0 2.4 8.0 12.2 19.2 23.9 25.8 24.9 20.5 13.9 8.6 3.4 13.8 1969 -3.0 -2.2 8.2 12.6 17.9 24.1 25.2 23.8 19.1 14.0 5.2 4.9 12.5 1970 -0.9 5.7 7.8 14.8 21.8 24.1 25.5 25.5 18.8 13.4 9.1 0.1 13.8 1971 -0.6 3.6 10.0 13.3 21.2 24.3 26.2 23.9 19.1 13.1 9.2 4.4 14.0 1972 -6.4 -8.9 3.9 14.7 16.9 23.3 24.9 21.7 20.0 14.9 8.6 -1.5 11.0 1973 -2.2 5.5 6.9 15.2 18.6 24.9 26.4 25.2 18.4 14.7 8.1 0.8 13.6 1974 -3.3 -4.7 6.8 12.3 19.8 23.9 26.0 22.6 18.8 11.5 8.3 0.5 11.9 1975 -0.2 2.0 7.9 14.2 20.4 25.2 27.8 24.8 20.0 11.9 4.5 1.1 13.3 1976 3.7 -0.3 4.0 12.9 19.5 24.1 26.4 24.8 20.3 12.3 3.7 1.3 12.7 1977 -6.3 2.8 12.2 16.0 19.7 26.2 26.5 24.3 19.9 12.7 8.3 3.1 13.8 1978 -0.7 1.7 7.6 15.0 18.5 23.3 26.1 23.4 20.7 14.7 4.0 5.3 13.3 1979 0.2 5.2 8.8 17.5 19.4 23.0 27.3 23.8 20.4 16.3 6.5 3.9 14.4 1980 -1.3 -0.8 7.4 17.6 20.6 24.5 27.2 24.1 19.5 13.1 9.8 4.4 13.8 1981 3.5 5.0 10.5 13.9 18.6 23.0 26.2 24.0 19.7 12.2 8.3 3.9 14.1 1982 -1.1 0.3 5.8 16.0 19.5 23.5 25.6 23.1 18.2 12.7 4.0 -0.6 12.3 1983 0.6 4.5 5.7 13.6 19.5 24.5 28.2 25.7 19.8 12.4 10.1 2.2 13.9 1984 0.9 -2.1 8.5 14.9 18.8 24.1 27.8 26.3 18.9 12.2 8.8 -2.8 13.0 1985 0.3 5.3 4.5 14.5 19.4 26.0 26.7 23.1 19.8 12.4 8.3 3.0 13.6 1986 2.1 3.1 3.1 12.7 19.9 23.7 26.9 24.3 20.7 15.8 7.7 2.8 13.6 1987 5.2 4.8 9.1 13.6 21.1 24.7 26.6 26.3 20.0 9.4 8.7 5.6 14.6 1988 1.8 2.3 9.0 14.8 18.8 26.3 27.4 24.7 20.3 14.3 10.6 6.5 14.7 1989 -2.1 -1.4 8.6 14.9 18.6 26.3 28.7 25.9 20.4 16.4 8.1 5.5 14.2 1990 0.2 3.2 8.1 14.3 21.3 27.5 27.3 26.4 22.4 14.1 10.8 1.5 14.8 1991 1.6 2.2 6.9 15.3 18.0 24.6 27.3 25.2 21.1 14.8 8.2 5.0 14.2 1992 0.4 3.9 4.5 12.7 15.5 23.9 27.1 23.5 19.5 13.5 10.1 4.5 13.3 1993 0.9 2.8 7.2 14.6 18.4 24.4 27.1 24.8 22.0 12.5 5.8 4.0 13.7 1994 3.1 1.5 9.6 14.1 21.3 25.6 27.3 27.3 18.2 13.3 11.7 2.9 14.7 1995 4.5 4.4 8.2 15.5 20.4 25.6 29.3 27.5 21.1 13.6 11.0 2.7 15.3 1996 1.0 3.0 6.6 12.9 20.1 25.8 28.2 25.4 23.3 14.6 7.3 5.8 14.5 1997 3.4 3.3 7.2 15.5 19.8 26.4 29.1 26.6 21.5 17.6 7.7 4.6 15.2 1998 1.8 1.2 8.4 16.6 19.2 26.1 28.4 26.8 21.9 14.9 11.2 7.4 15.3 1999 3.2 8.5 7.6 13.6 19.7 26.3 26.7 28.0 21.3 16.0 7.6 6.5 15.4 2000 3.5 4.2 9.1 19.5 23.3 25.2 27.8 26.9 22.8 14.4 6.6 5.5 15.7 2001 0.4 5.2 11.3 18.5 24.8 27.2 27.7 27.0 21.7 15.0 10.9 6.0 16.3 2002 4.3 5.8 11.4 14.8 19.4 26.5 27.6 27.5 22.6 18.7 9.7 1.1 15.8 2003 2.4 5.4 8.4 14.3 17.9 24.2 28.7 26.8 21.5 18.0 8.2 3.7 15.0 2004 5.3 8.5 10.2 12.9 21.6 26.3 27.1 26.8 21.8 14.7 11.2 3.7 15.8 2005 3.2 2.8 11.3 15.5 19.8 26.1 29.0 26.0 23.3 16.2 8.9 6.3 15.7 MEAN 1.0 3.0 7.8 14.3 19.6 24.7 27.0 25.1 20.4 13.9 7.8 3.2 14.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 -3.6 -5.5 0.4 7.0 13.5 14.1 17.2 14.9 12.7 9.5 0.7 -0.6 6.7 1952 -3.8 1.3 2.9 8.8 11.4 15.2 17.9 15.2 10.8 4.4 -1.1 -3.0 6.7 1953 -1.0 1.7 2.4 8.0 13.0 16.7 18.5 16.2 11.2 4.5 1.3 -1.8 7.6 1954 -1.6 -3.3 1.6 8.5 12.0 14.0 17.9 15.2 10.1 6.4 1.8 -1.0 6.8 1955 -1.2 0.4 4.1 7.1 11.2 15.6 19.4 18.2 11.9 4.0 3.2 0.4 7.9 1956 -5.2 -0.8 2.7 8.4 12.0 13.5 19.7 15.2 11.4 3.7 1.1 -2.5 6.6 1957 -5.8 -3.4 4.0 5.9 11.1 15.2 16.7 14.9 9.3 5.5 -0.2 -2.5 5.9 1958 -1.1 -1.9 5.1 8.2 9.6 15.8 17.1 14.7 10.5 4.0 -4.1 -1.0 6.4 1959 -3.4 -7.4 2.1 9.5 11.1 15.4 16.7 18.1 12.8 6.3 0.2 -5.1 6.4 1960 -2.5 0.3 -1.4 6.6 10.7 16.3 17.5 15.7 10.7 6.1 0.6 -5.0 6.3 1961 -3.4 -2.8 1.5 7.2 13.3 15.4 19.1 15.7 11.7 3.6 0.6 -1.7 6.7 1962 -3.9 0.5 4.4 6.8 11.8 14.5 18.1 14.4 8.3 4.7 -2.8 -2.3 6.2 1963 -1.4 1.6 1.6 9.2 12.1 17.3 18.3 15.8 11.4 7.4 0.9 -4.9 7.4 1964 -14.0 -1.5 5.4 7.1 11.7 15.8 19.2 16.7 10.7 2.1 -0.2 -8.7 5.4 1965 -4.0 -1.7 1.0 6.4 12.8 16.1 19.1 15.5 11.0 8.7 4.0 -2.6 7.2 1966 -0.7 1.5 3.5 7.8 12.4 18.2 18.4 16.6 11.8 5.8 -1.7 -3.0 7.5 1967 -8.5 -2.2 1.3 7.4 11.2 14.1 17.3 14.7 11.4 6.5 3.9 -3.0 6.2 1968 -3.0 -3.0 3.2 6.8 11.7 15.7 17.2 15.5 10.5 6.5 3.5 0.1 7.0 1969 -7.4 -7.0 4.3 6.8 11.7 14.9 17.9 14.8 10.8 7.9 -0.3 -0.8 6.1 1970 -5.1 0.2 2.4 9.0 13.2 14.6 17.4 16.3 9.0 4.5 1.5 -5.9 6.4 1971 -5.5 -2.0 3.2 7.6 11.8 14.8 16.5 13.5 8.6 3.6 2.7 -0.7 6.2 1972 -10.7 -15.9 -0.8 7.2 9.4 14.9 14.9 11.8 9.3 4.9 1.0 -5.5 3.4 1973 -8.0 -1.0 1.9 9.0 10.8 15.4 16.5 15.8 9.3 4.7 0.3 -4.9 5.8 1974 -7.9 -9.6 1.7 6.9 11.3 14.2 17.7 12.3 9.6 0.7 0.5 -5.4 4.3 1975 -5.3 -2.6 2.3 6.2 10.7 13.5 15.8 14.4 10.0 3.1 -1.8 -3.7 5.2 1976 -1.4 -4.0 -0.4 7.8 12.6 14.8 16.9 13.9 10.4 5.2 -3.7 -3.6 5.7 1977 -10.8 -4.0 4.7 9.2 11.7 16.5 16.5 14.9 9.3 5.6 3.3 -1.3 6.3 1978 -6.0 -3.2 1.4 8.3 11.4 14.8 16.6 12.7 9.2 5.5 0.1 -0.1 5.9 1979 -4.1 -0.1 1.8 9.5 8.4 13.4 16.9 13.7 10.2 7.8 -1.7 -1.6 6.2 1980 -6.9 -5.2 2.5 10.2 12.5 15.1 16.8 14.3 8.8 4.8 3.1 -2.1 6.1 1981 -1.7 -0.5 4.1 7.9 11.9 14.9 18.2 14.7 10.2 4.5 0.7 -1.4 7.0 1982 -6.2 -3.8 1.0 8.1 11.5 14.7 15.6 13.8 8.5 7.2 0.2 -5.6 5.4 1983 -4.4 -2.3 -0.0 7.9 12.7 15.8 18.6 16.6 11.0 3.7 2.4 -3.0 6.6 1984 -3.8 -7.5 4.2 8.1 11.0 15.1 18.7 16.6 9.3 3.4 3.5 -7.4 5.9 1985 -5.0 -0.7 -0.6 7.3 10.8 16.3 17.8 14.4 9.3 4.6 2.2 -0.9 6.3 1986 -3.7 -1.8 -1.0 6.4 12.3 14.5 18.8 16.4 12.2 9.2 2.6 -1.6 7.0 1987 -0.3 -0.1 4.9 7.6 14.3 16.8 19.3 18.7 13.0 4.0 3.1 -0.7 8.4 1988 -1.9 -2.0 4.1 9.7 13.0 18.1 20.4 17.4 12.8 7.1 4.7 1.1 8.7 1989 -6.1 -5.7 3.6 8.1 11.3 18.4 21.7 18.0 12.3 8.9 2.3 1.7 7.9 1990 -2.8 -0.4 2.2 8.9 14.0 19.6 20.0 18.9 13.4 6.6 4.2 -2.7 8.5 1991 -1.6 -1.3 3.6 9.8 12.0 17.2 19.5 17.1 14.0 7.8 2.8 0.6 8.5 1992 -3.4 -0.5 0.1 8.4 11.0 17.4 18.9 16.7 11.7 5.9 3.8 1.2 7.6 1993 -3.4 -0.9 2.3 8.9 12.9 17.3 19.6 16.9 13.9 5.4 1.8 -0.2 7.9 1994 -1.4 -2.4 4.6 7.8 14.1 18.6 20.3 19.3 10.1 7.0 5.8 -1.6 8.5 1995 -0.5 -0.2 2.5 9.7 12.7 17.5 21.8 19.5 13.0 6.5 3.7 -1.7 8.7 1996 -3.7 -1.6 3.2 7.3 13.4 18.5 21.0 17.4 15.2 7.9 1.4 0.3 8.4 1997 -0.9 -2.1 2.1 9.7 13.2 19.1 20.9 18.2 14.1 10.5 2.7 0.2 9.0 1998 -1.8 -3.5 2.9 10.6 12.9 18.2 20.7 19.5 14.0 7.6 4.7 1.9 9.0 1999 -1.1 2.6 3.5 7.5 12.3 18.2 19.5 19.1 13.5 8.4 2.9 0.6 8.9 2000 -1.9 -0.8 2.6 11.6 15.2 17.1 20.0 18.7 15.7 8.5 2.0 1.1 9.2 2001 -4.3 -0.6 4.8 11.2 16.5 18.8 20.4 18.7 13.7 8.4 5.1 1.2 9.5 2002 0.1 0.8 4.7 9.8 13.1 18.2 19.2 19.2 13.7 11.0 4.4 -3.0 9.3 2003 -2.0 1.1 3.6 9.1 11.0 16.5 21.1 18.3 13.7 9.6 3.0 -0.7 8.7 2004 1.2 2.5 4.5 7.1 14.4 18.0 20.4 18.8 13.7 7.5 5.6 -0.4 9.4 2005 -0.4 -1.2 6.2 9.4 13.6 18.9 21.4 18.9 15.2 8.9 3.9 1.4 9.7 MEAN -3.8 -2.1 2.6 8.2 12.2 16.2 18.5 16.2 11.5 6.1 1.7 -1.9 7.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 5.5 4.1 12.4 20.8 26.8 30.5 33.8 31.9 29.2 20.5 15.5 10.8 20.1 1952 5.6 10.9 13.6 19.9 25.4 31.1 33.8 32.0 27.4 23.1 11.9 9.0 20.3 1953 9.5 13.2 12.2 18.8 25.9 31.2 33.8 32.3 28.3 19.4 11.1 3.7 20.0 1954 7.2 5.1 9.4 17.1 26.6 29.5 33.0 31.7 27.8 23.0 13.1 9.8 19.4 1955 8.8 13.3 12.4 20.1 25.1 31.6 35.1 34.2 29.0 22.3 17.5 11.7 21.8 1956 6.6 8.7 10.8 18.4 25.1 30.1 35.5 32.2 27.1 22.1 17.6 6.9 20.1 1957 2.9 6.6 15.4 17.0 25.8 29.5 32.5 31.7 28.7 20.3 11.8 9.5 19.3 1958 9.5 13.4 18.7 21.3 26.5 33.1 34.8 31.8 28.8 21.9 10.5 10.5 21.7 1959 9.3 4.2 10.3 23.9 26.3 31.9 32.9 34.3 30.9 22.9 11.5 5.3 20.3 1960 11.3 14.3 10.2 17.8 25.7 32.8 33.3 33.4 28.6 24.0 14.2 11.4 21.4 1961 7.5 7.9 14.7 18.2 28.7 33.1 35.1 32.7 28.6 20.4 16.5 13.7 21.4 1962 8.7 13.4 18.1 18.2 26.6 30.6 34.7 31.5 26.2 21.4 12.0 11.1 21.1 1963 13.6 14.3 14.1 22.5 24.3 32.3 34.4 32.2 29.3 24.1 15.0 8.1 22.0 1964 -0.2 8.1 16.9 17.6 26.5 32.2 33.8 33.5 28.2 19.7 16.4 5.7 19.9 1965 5.3 10.3 13.4 21.1 28.5 32.3 34.4 33.1 27.4 23.2 17.0 12.3 21.5 1966 15.3 14.2 15.2 19.9 26.2 33.8 33.9 33.4 28.2 19.6 16.3 11.7 22.3 1967 7.4 6.0 14.5 17.4 25.4 30.2 33.6 32.8 28.8 20.6 15.7 11.0 20.3 1968 10.1 8.3 13.9 18.2 25.7 30.9 33.0 32.7 29.7 21.9 14.8 7.8 20.6 1969 3.0 3.0 13.7 18.6 24.4 32.0 32.5 31.7 27.4 21.4 12.9 12.3 19.4 1970 5.2 12.8 13.8 22.5 30.1 32.3 33.0 34.3 28.0 22.9 18.8 8.0 21.8 1971 7.5 11.4 17.3 19.7 29.5 32.6 34.2 32.9 28.0 22.7 17.0 10.9 22.0 1972 -0.1 -1.1 9.4 22.2 23.8 30.8 32.6 29.6 29.3 24.6 17.8 3.5 18.5 1973 4.5 12.5 12.9 21.9 25.5 33.1 34.3 33.3 27.1 24.6 17.8 8.4 21.3 1974 2.2 1.6 12.7 18.3 27.6 32.0 33.4 31.3 27.4 21.9 17.1 8.3 19.5 1975 6.5 8.1 14.4 21.4 28.5 33.8 36.6 33.6 28.8 21.2 12.2 7.3 21.0 1976 10.6 4.8 9.1 19.0 26.5 32.1 34.9 34.4 29.3 20.7 13.3 7.7 20.2 1977 -0.5 10.9 20.4 23.1 27.6 35.3 35.0 33.2 29.7 20.7 15.2 9.1 21.7 1978 7.1 8.3 14.7 22.4 26.0 31.4 34.3 32.7 31.3 24.3 9.3 12.7 21.2 1979 6.4 9.3 13.2 22.7 23.9 31.2 36.0 32.9 30.5 26.0 17.5 11.4 21.7 1980 5.8 4.8 13.7 26.0 28.5 32.7 35.5 33.1 29.9 22.6 18.6 13.5 22.1 1981 10.9 11.6 17.8 20.6 25.8 30.7 33.9 32.7 29.7 21.0 18.5 11.8 22.1 1982 6.1 5.9 12.4 24.5 27.5 31.4 34.2 31.8 27.9 20.3 9.8 7.0 19.9 1983 7.4 12.9 12.5 20.3 27.0 32.6 36.9 34.2 29.0 22.8 19.8 9.4 22.1 1984 7.2 4.5 14.6 22.7 26.9 32.2 36.1 35.5 28.4 22.1 16.0 3.5 20.8 1985 7.3 13.3 11.2 22.4 27.9 34.6 34.9 31.1 30.1 21.8 16.5 8.8 21.7 1986 10.4 9.7 8.5 19.4 27.7 31.6 33.9 31.7 29.2 23.6 14.0 8.3 20.7 1987 12.1 11.8 15.1 20.4 28.1 31.8 33.6 33.7 27.6 16.0 16.5 13.5 21.7 1988 6.9 8.0 15.6 20.9 24.9 33.6 34.1 31.7 28.4 22.5 19.2 13.5 21.6 1989 2.5 4.0 14.5 22.2 25.4 33.5 35.2 33.3 28.8 24.8 15.2 11.0 20.9 1990 4.0 8.0 15.4 20.5 28.7 34.7 33.7 33.6 30.9 22.4 18.8 7.2 21.5 1991 6.0 7.4 11.1 21.3 24.4 30.9 34.0 32.7 28.5 22.0 14.9 10.7 20.3 1992 5.5 9.7 9.4 19.0 21.5 30.6 34.1 30.4 27.3 22.1 18.1 8.9 19.7 1993 5.8 8.1 13.0 20.5 24.1 30.8 33.7 31.9 29.9 20.5 12.2 10.7 20.1 1994 8.7 6.9 15.7 21.1 28.5 32.5 34.0 34.5 25.8 20.4 18.8 8.6 21.3 1995 11.0 10.4 14.7 21.8 27.6 32.8 36.1 35.1 28.9 21.5 19.6 8.3 22.3 1996 6.6 8.8 11.2 19.7 26.5 32.5 34.4 32.8 31.5 22.2 14.2 13.0 21.1 1997 9.3 10.3 13.3 21.8 26.4 33.6 36.0 34.4 29.3 25.5 13.8 9.6 21.9 1998 6.4 6.1 14.7 22.5 25.2 32.6 35.1 33.8 29.8 23.5 19.1 14.8 22.0 1999 8.6 15.4 12.7 20.1 27.0 34.0 33.6 35.8 29.4 24.3 13.6 13.9 22.4 2000 10.2 10.6 15.8 27.3 31.1 32.4 34.7 34.5 30.5 21.2 12.3 10.8 22.6 2001 6.2 11.9 18.4 26.1 32.3 34.5 34.6 34.7 30.1 22.9 17.9 11.6 23.4 2002 9.7 12.3 18.9 20.8 26.0 33.9 34.7 35.3 31.1 27.1 16.2 6.8 22.7 2003 8.2 11.3 14.7 20.6 24.6 31.3 35.8 34.0 29.1 26.9 14.6 9.4 21.7 2004 10.2 15.1 16.4 19.1 28.3 33.6 33.7 34.3 29.6 22.7 17.6 8.7 22.4 2005 8.0 7.8 16.6 21.4 25.6 32.6 35.6 32.5 30.9 23.8 14.8 12.5 21.8 MEAN 7.2 9.2 13.9 20.8 26.6 32.2 34.4 33.0 28.9 22.3 15.4 9.7 21.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 9.1 9.6 12.0 13.8 13.3 16.4 16.6 17.0 16.5 11.0 14.8 11.4 13.4 1952 9.4 9.6 10.7 11.1 14.0 15.9 15.9 16.8 16.6 18.7 13.0 12.0 13.6 1953 10.5 11.5 9.8 10.8 12.9 14.5 15.3 16.1 17.1 14.9 9.8 5.5 12.4 1954 8.8 8.4 7.8 8.6 14.6 15.5 15.1 16.5 17.7 16.6 11.3 10.8 12.6 1955 10.0 12.9 8.3 13.0 13.9 16.0 15.7 16.0 17.1 18.3 14.3 11.3 13.9 1956 11.8 9.5 8.1 10.0 13.1 16.6 15.8 17.0 15.7 18.4 16.5 9.4 13.5 1957 8.7 10.0 11.4 11.1 14.7 14.3 15.8 16.8 19.4 14.8 12.0 12.0 13.4 1958 10.6 15.3 13.6 13.1 16.9 17.3 17.7 17.1 18.3 17.9 14.6 11.5 15.3 1959 12.7 11.6 8.2 14.4 15.2 16.5 16.2 16.2 18.1 16.6 11.3 10.4 13.9 1960 13.8 14.0 11.6 11.2 15.0 16.5 15.8 17.7 17.9 17.9 13.6 16.4 15.1 1961 10.9 10.7 13.2 11.0 15.4 17.7 16.0 17.0 16.9 16.8 15.9 15.4 14.7 1962 12.6 12.9 13.7 11.4 14.8 16.1 16.6 17.1 17.9 16.7 14.8 13.4 14.9 1963 15.0 12.7 12.5 13.3 12.2 15.0 16.1 16.4 17.9 16.7 14.1 13.0 14.6 1964 13.8 9.6 11.5 10.5 14.8 16.4 14.6 16.8 17.5 17.6 16.6 14.4 14.5 1965 9.3 12.0 12.4 14.7 15.7 16.2 15.3 17.6 16.4 14.5 13.0 14.9 14.3 1966 16.0 12.7 11.7 12.1 13.8 15.6 15.5 16.8 16.4 13.8 18.0 14.7 14.8 1967 15.9 8.2 13.2 10.0 14.2 16.1 16.3 18.1 17.4 14.1 11.8 14.0 14.1 1968 13.1 11.3 10.7 11.4 14.0 15.2 15.8 17.2 19.2 15.4 11.3 7.7 13.6 1969 10.4 10.0 9.4 11.8 12.7 17.1 14.6 16.9 16.6 13.5 13.2 13.1 13.3 1970 10.3 12.6 11.4 13.5 16.9 17.7 15.6 18.0 19.0 18.4 17.3 13.9 15.4 1971 13.0 13.4 14.1 12.1 17.7 17.8 17.7 19.4 19.4 19.1 14.3 11.6 15.8 1972 10.6 14.8 10.2 15.0 14.4 15.9 17.7 17.8 20.0 19.7 16.8 9.0 15.1 1973 12.5 13.5 11.0 12.9 14.7 17.7 17.8 17.5 17.8 19.9 17.5 13.3 15.5 1974 10.1 11.2 11.0 11.4 16.3 17.8 15.7 19.0 17.8 21.2 16.6 13.7 15.2 1975 11.8 10.7 12.1 15.2 17.8 20.3 20.8 19.2 18.8 18.1 14.0 11.0 15.8 1976 12.0 8.8 9.5 11.2 13.9 17.3 18.0 20.5 18.9 15.5 17.0 11.3 14.5 1977 10.3 14.9 15.7 13.9 15.9 18.8 18.5 18.3 20.4 15.1 11.9 10.4 15.4 1978 13.1 11.5 13.3 14.1 14.6 16.6 17.7 20.0 22.1 18.8 9.2 12.8 15.3 1979 10.5 9.4 11.4 13.2 15.5 17.8 19.1 19.2 20.3 18.2 19.2 13.0 15.5 1980 12.7 10.0 11.2 15.8 16.0 17.6 18.7 18.8 21.1 17.8 15.5 15.6 16.0 1981 12.6 12.1 13.7 12.7 13.9 15.8 15.7 18.0 19.5 16.5 17.8 13.2 15.1 1982 12.3 9.7 11.4 16.4 16.0 16.7 18.6 18.0 19.4 13.1 9.6 12.6 14.5 1983 11.8 15.2 12.5 12.4 14.3 16.8 18.3 17.6 18.0 19.1 17.4 12.4 15.5 1984 11.0 12.0 10.4 14.6 15.9 17.1 17.4 18.9 19.1 18.7 12.5 10.9 14.9 1985 12.3 14.0 11.8 15.1 17.1 18.3 17.1 16.7 20.8 17.2 14.3 9.7 15.4 1986 14.1 11.5 9.5 13.0 15.4 17.1 15.1 15.3 17.0 14.4 11.4 9.9 13.7 1987 12.4 11.9 10.2 12.8 13.8 15.0 14.3 15.0 14.6 12.0 13.4 14.2 13.3 1988 8.8 10.0 11.5 11.2 11.9 15.5 13.7 14.3 15.6 15.4 14.5 12.4 12.9 1989 8.6 9.7 10.9 14.1 14.1 15.1 13.5 15.3 16.5 15.9 12.9 9.3 13.0 1990 6.8 8.4 13.2 11.6 14.7 15.1 13.7 14.7 17.5 15.8 14.6 9.9 13.0 1991 7.6 8.7 7.5 11.5 12.4 13.7 14.5 15.6 14.5 14.2 12.1 10.1 11.8 1992 8.9 10.2 9.3 10.6 10.5 13.2 15.2 13.7 15.6 16.2 14.3 7.7 12.1 1993 9.2 9.0 10.7 11.6 11.2 13.5 14.1 15.0 16.0 15.1 10.4 10.9 12.2 1994 10.1 9.3 11.1 13.3 14.4 13.9 13.7 15.2 15.7 13.4 13.0 10.2 12.8 1995 11.5 10.6 12.2 12.1 14.9 15.3 14.3 15.6 15.9 15.0 15.9 10.0 13.6 1996 10.3 10.4 8.0 12.4 13.1 14.0 13.4 15.4 16.3 14.3 12.8 12.7 12.7 1997 10.2 12.4 11.2 12.1 13.2 14.5 15.1 16.2 15.2 15.0 11.1 9.4 12.9 1998 8.2 9.6 11.8 11.9 12.3 14.4 14.4 14.3 15.8 15.9 14.4 12.9 13.0 1999 9.7 12.8 9.2 12.6 14.7 15.8 14.1 16.7 15.9 15.9 10.7 13.3 13.5 2000 12.1 11.4 13.2 15.7 15.9 15.3 14.7 15.8 14.8 12.7 10.3 9.7 13.4 2001 10.5 12.5 13.6 14.9 15.8 15.7 14.2 16.0 16.4 14.5 12.8 10.4 13.9 2002 9.6 11.5 14.2 11.0 12.9 15.7 15.5 16.1 17.4 16.1 11.8 9.8 13.4 2003 10.2 10.2 11.1 11.5 13.6 14.8 14.7 15.7 15.4 17.3 11.6 10.1 13.0 2004 9.0 12.6 11.9 12.0 13.9 15.6 13.3 15.5 15.9 15.2 12.0 9.1 13.0 2005 8.4 9.0 10.4 12.0 12.0 13.7 14.2 13.6 15.7 14.9 10.9 11.1 12.1 MEAN 11.0 11.3 11.3 12.6 14.4 16.0 15.9 16.8 17.4 16.2 13.7 11.6 14.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 0.9 -0.7 6.4 13.9 20.2 22.3 25.5 23.4 20.9 15.0 8.1 5.1 13.4 1952 0.9 6.1 8.3 14.4 18.4 23.2 25.8 23.6 19.1 13.7 5.4 3.0 13.5 1953 4.3 7.5 7.3 13.4 19.5 23.9 26.1 24.2 19.7 12.0 6.2 1.0 13.8 1954 2.8 0.9 5.5 12.8 19.3 21.8 25.5 23.5 18.9 14.7 7.4 4.4 13.1 1955 3.8 6.9 8.2 13.6 18.2 23.6 27.2 26.2 20.4 13.2 10.4 6.0 14.8 1956 0.7 4.0 6.7 13.4 18.6 21.8 27.6 23.7 19.2 12.9 9.3 2.2 13.4 1957 -1.5 1.6 9.7 11.4 18.4 22.3 24.6 23.3 19.0 12.9 5.8 3.5 12.6 1958 4.2 5.8 11.9 14.7 18.0 24.5 25.9 23.3 19.6 13.0 3.2 4.7 14.1 1959 3.0 -1.6 6.2 16.7 18.7 23.7 24.8 26.2 21.8 14.6 5.9 0.1 13.3 1960 4.4 7.3 4.4 12.2 18.2 24.5 25.4 24.5 19.6 15.0 7.4 3.2 13.9 1961 2.0 2.6 8.1 12.7 21.0 24.3 27.1 24.2 20.1 12.0 8.5 6.0 14.1 1962 2.4 6.9 11.3 12.5 19.2 22.5 26.4 23.0 17.3 13.0 4.6 4.4 13.6 1963 6.1 8.0 7.8 15.8 18.2 24.8 26.4 24.0 20.4 15.8 7.9 1.6 14.7 1964 -7.1 3.3 11.1 12.3 19.1 24.0 26.5 25.1 19.5 10.9 8.1 -1.5 12.6 1965 0.6 4.3 7.2 13.8 20.6 24.2 26.7 24.3 19.2 15.9 10.5 4.9 14.4 1966 7.3 7.8 9.4 13.8 19.3 26.0 26.1 25.0 20.0 12.7 7.3 4.4 14.9 1967 -0.6 1.9 7.9 12.4 18.3 22.2 25.5 23.8 20.1 13.6 9.8 4.0 13.2 1968 3.5 2.7 8.5 12.5 18.7 23.3 25.1 24.1 20.1 14.2 9.1 4.0 13.8 1969 -2.2 -2.0 9.0 12.7 18.0 23.4 25.2 23.3 19.1 14.6 6.3 5.8 12.8 1970 0.1 6.5 8.1 15.7 21.6 23.5 25.2 25.3 18.5 13.7 10.1 1.0 14.1 1971 1.0 4.7 10.3 13.7 20.6 23.7 25.3 23.2 18.3 13.2 9.9 5.1 14.1 1972 -5.4 -8.5 4.3 14.7 16.6 22.8 23.8 20.7 19.3 14.8 9.4 -1.0 11.0 1973 -1.7 5.7 7.4 15.4 18.1 24.3 25.4 24.5 18.2 14.6 9.1 1.7 13.6 1974 -2.9 -4.0 7.2 12.6 19.4 23.1 25.5 21.8 18.5 11.3 8.8 1.5 11.9 1975 0.6 2.7 8.3 13.8 19.6 23.6 26.2 24.0 19.4 12.1 5.2 1.8 13.1 1976 4.6 0.4 4.4 13.4 19.5 23.5 25.9 24.1 19.8 13.0 4.8 2.1 13.0 1977 -5.6 3.5 12.6 16.2 19.7 25.9 25.8 24.1 19.5 13.1 9.3 3.9 14.0 1978 0.5 2.6 8.1 15.4 18.7 23.1 25.5 22.7 20.2 14.9 4.7 6.3 13.6 1979 1.1 4.6 7.5 16.1 16.1 22.3 26.5 23.3 20.3 16.9 7.9 4.9 14.0 1980 -0.6 -0.2 8.1 18.1 20.5 23.9 26.2 23.7 19.4 13.7 10.8 5.7 14.1 1981 4.6 5.6 10.9 14.2 18.9 22.8 26.0 23.7 19.9 12.7 9.6 5.2 14.5 1982 -0.0 1.1 6.7 16.3 19.5 23.0 24.9 22.8 18.2 13.8 5.0 0.7 12.7 1983 1.5 5.3 6.2 14.1 19.8 24.2 27.7 25.4 20.0 13.2 11.1 3.2 14.3 1984 1.7 -1.5 9.4 15.4 19.0 23.7 27.4 26.1 18.9 12.7 9.8 -1.9 13.4 1985 1.1 6.3 5.3 14.9 19.3 25.4 26.3 22.7 19.7 13.2 9.4 4.0 14.0 1986 3.3 4.0 3.7 12.9 20.0 23.1 26.4 24.0 20.7 16.4 8.3 3.4 13.9 1987 5.9 5.8 10.0 14.0 21.2 24.3 26.4 26.2 20.3 10.0 9.8 6.4 15.0 1988 2.5 3.0 9.9 15.3 18.9 25.9 27.3 24.5 20.6 14.8 11.9 7.3 15.2 1989 -1.8 -0.9 9.0 15.1 18.4 26.0 28.4 25.7 20.6 16.9 8.7 6.4 14.4 1990 0.6 3.8 8.8 14.7 21.3 27.2 26.9 26.3 22.2 14.5 11.5 2.3 15.0 1991 2.2 3.0 7.3 15.5 18.2 24.1 26.7 24.9 21.3 14.9 8.8 5.6 14.4 1992 1.1 4.6 4.8 13.7 16.2 24.0 26.5 23.5 19.5 14.0 11.0 5.0 13.7 1993 1.2 3.6 7.6 14.7 18.5 24.0 26.6 24.4 21.9 13.0 7.0 5.2 14.0 1994 3.6 2.3 10.2 14.4 21.3 25.6 27.1 26.9 18.0 13.7 12.3 3.5 14.9 1995 5.2 5.1 8.6 15.7 20.1 25.2 28.9 27.3 21.0 14.0 11.6 3.3 15.5 1996 1.4 3.6 7.2 13.5 20.0 25.5 27.7 25.1 23.3 15.1 7.8 6.6 14.7 1997 4.2 4.1 7.7 15.7 19.8 26.4 28.4 26.3 21.7 18.0 8.3 4.9 15.5 1998 2.3 1.3 8.8 16.6 19.1 25.4 27.9 26.7 21.9 15.6 11.9 8.4 15.5 1999 3.8 9.0 8.1 13.8 19.7 26.1 26.6 27.4 21.4 16.4 8.2 7.3 15.6 2000 4.1 4.9 9.2 19.4 23.2 24.8 27.3 26.6 23.1 14.9 7.1 6.0 15.9 2001 0.9 5.7 11.6 18.7 24.4 26.7 27.5 26.7 21.9 15.6 11.5 6.4 16.5 2002 4.9 6.5 11.8 15.3 19.5 26.1 27.0 27.3 22.4 19.0 10.3 1.9 16.0 2003 3.1 6.2 9.2 14.8 17.8 23.9 28.4 26.1 21.4 18.3 8.8 4.3 15.2 2004 5.7 8.8 10.4 13.1 21.3 25.8 27.0 26.5 21.6 15.1 11.6 4.2 15.9 2005 3.8 3.3 11.4 15.4 19.6 25.8 28.5 25.7 23.0 16.4 9.4 6.9 15.8 MEAN 1.7 3.6 8.3 14.5 19.4 24.2 26.5 24.6 20.2 14.2 8.6 3.9 14.1 SD 2.93 3.33 2.09 1.63 1.47 1.33 1.10 1.50 1.37 1.79 2.19 2.29 1.92 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 -11.0 -16.0 -7.0 1.0 3.0 10.0 13.0 8.0 8.0 1.0 -8.0 -8.0 -16.0 DAY 31 10 5 3 2 1 29 27 29 31 21 19 1952 -17.0 -2.0 -4.0 4.0 3.0 9.0 15.0 11.0 5.0 -4.0 -12.0 -14.0 -17.0 DAY 14 3 6 4 12 6 1 29 22 23 15 12 1953 -5.0 -4.0 -5.0 1.0 8.0 11.0 16.0 11.0 5.0 -8.0 -8.0 -11.0 -11.0 DAY 20 15 10 19 5 3 14 18 27 28 12 24 1954 -9.0 -14.0 -7.0 4.0 6.0 11.0 14.0 12.0 3.0 2.0 -9.0 -5.0 -14.0 DAY 18 18 6 1 7 10 6 7 24 28 27 2 1955 -7.0 -5.0 -2.0 -1.0 7.0 11.0 16.0 9.0 5.0 -3.0 -3.0 -7.0 -7.0 DAY 11 4 5 12 10 2 10 22 22 14 20 21 1956 -16.0 -8.0 -3.0 -4.0 9.0 10.0 14.0 10.0 3.0 -1.0 -5.0 -8.0 -16.0 DAY 18 27 24 2 2 1 27 29 28 29 18 20 1957 -15.0 -14.0 -1.0 0.0 4.0 10.0 11.0 11.0 6.0 -1.0 -16.0 -13.0 -16.0 DAY 26 7 30 7 13 10 6 23 3 16 23 23 1958 -11.0 -5.0 -5.0 4.0 5.0 11.0 12.0 7.0 3.0 -1.0 -13.0 -5.0 -13.0 DAY 21 2 2 7 10 1 17 28 26 22 23 21 1959 -9.0 -22.0 -8.0 1.0 4.0 10.0 12.0 12.0 7.0 -1.0 -3.0 -16.0 -22.0 DAY 4 11 3 3 4 9 16 31 29 28 15 16 1960 -9.0 -5.0 -12.0 -4.0 3.0 12.0 13.0 12.0 5.0 2.0 -6.0 -9.0 -12.0 DAY 29 15 15 9 6 14 18 18 28 29 28 28 1961 -12.0 -12.0 -4.0 0.0 8.0 7.0 14.0 11.0 6.0 -3.0 -4.0 -6.0 -12.0 DAY 1 2 7 18 2 8 2 14 30 28 30 30 1962 -12.0 -7.0 -3.0 0.0 7.0 9.0 14.0 7.0 -1.0 -1.0 -14.0 -10.0 -14.0 DAY 25 26 8 20 2 12 30 28 26 30 27 1 1963 -7.0 -10.0 -7.0 2.0 3.0 13.0 12.0 12.0 4.0 1.0 -7.0 -18.0 -18.0 DAY 10 10 8 3 15 16 1 27 15 11 28 30 1964 -22.0 -15.0 -2.0 1.0 6.0 11.0 13.0 11.0 5.0 -5.0 -8.0 -25.0 -25.0 DAY 31 1 10 16 3 5 29 23 18 15 29 28 1965 -16.0 -6.0 -6.0 0.0 5.0 12.0 14.0 9.0 8.0 0.0 -1.0 -10.0 -16.0 DAY 1 3 18 1 21 4 28 24 27 29 30 24 1966 -6.0 -3.0 -3.0 0.0 7.0 14.0 13.0 14.0 7.0 0.0 -10.0 -15.0 -15.0 DAY 11 8 4 6 19 1 2 10 5 19 30 30 1967 -21.0 -8.0 -5.0 -2.0 6.0 6.0 13.0 10.0 2.0 1.0 0.0 -11.0 -21.0 DAY 8 20 1 1 5 7 1 27 27 24 17 25 1968 -9.0 -15.0 -2.0 0.0 5.0 11.0 12.0 11.0 5.0 -1.0 -2.0 -7.0 -15.0 DAY 20 8 26 9 1 1 14 25 18 31 23 31 1969 -24.0 -19.0 -7.0 0.0 5.0 9.0 15.0 11.0 3.0 3.0 -8.0 -5.0 -24.0 DAY 26 1 25 16 12 3 7 22 15 16 20 30 1970 -19.0 -5.0 -7.0 4.0 6.0 4.0 13.0 11.0 3.0 -5.0 -4.0 -20.0 -20.0 DAY 14 4 14 14 10 12 5 16 20 24 16 17 1971 -11.0 -10.0 -3.0 2.0 7.0 10.0 11.0 10.0 4.0 -1.0 -4.0 -12.0 -12.0 DAY 16 3 4 10 1 9 5 4 29 14 3 22 1972 -27.0 -28.0 -8.0 3.0 5.0 9.0 10.0 5.0 1.0 -1.0 -3.0 -18.0 -28.0 DAY 21 3 21 20 11 19 13 27 19 20 10 27 1973 -18.0 -15.0 -8.0 4.0 7.0 12.0 14.0 12.0 0.0 -4.0 -5.0 -14.0 -18.0 DAY 2 7 10 14 10 6 27 9 30 1 9 15 1974 -17.0 -23.0 -7.0 0.0 5.0 11.0 15.0 7.0 4.0 -2.0 -5.0 -14.0 -23.0 DAY 20 5 7 1 3 24 4 28 30 21 9 4 1975 -14.0 -12.0 -7.0 -1.0 1.0 8.0 11.0 7.0 5.0 -7.0 -11.0 -16.0 -16.0 DAY 21 5 10 5 5 9 2 22 7 21 16 6 1976 -6.0 -17.0 -7.0 -3.0 8.0 13.0 13.0 9.0 4.0 -2.0 -12.0 -11.0 -17.0 DAY 11 17 3 4 1 7 10 27 15 31 16 25 1977 -22.0 -16.0 -2.0 2.0 6.0 12.0 11.0 9.0 5.0 -7.0 -2.0 -10.0 -22.0 DAY 23 2 1 6 2 1 2 31 8 24 29 26 1978 -24.0 -13.0 -10.0 1.0 5.0 7.0 11.0 5.0 4.0 2.0 -4.0 -8.0 -24.0 DAY 15 27 1 17 5 10 25 25 29 6 7 25 1979 -19.0 -11.0 -10.0 2.0 1.0 6.0 12.0 8.0 4.0 2.0 -9.0 -6.0 -19.0 DAY 29 1 7 30 1 2 3 22 25 11 22 23 1980 -21.0 -22.0 -3.0 5.0 8.0 8.0 11.0 9.0 4.0 -2.0 -4.0 -6.0 -22.0 DAY 26 4 5 19 19 3 1 27 13 22 27 15 1981 -7.0 -7.0 -3.0 -7.0 8.0 9.0 15.0 12.0 4.0 -2.0 -3.0 -9.0 -9.0 DAY 10 4 5 3 19 3 23 24 24 31 24 31 1982 -19.4 -17.0 -3.5 0.0 0.3 10.2 12.0 7.5 2.6 -5.0 -7.0 -16.8 -19.4 DAY 20 7 27 5 12 1 9 25 22 27 25 9 1983 -18.9 -7.0 -4.3 3.5 6.0 8.0 13.7 12.6 6.0 -2.2 -3.6 -13.2 -18.9 DAY 28 1 20 13 1 3 14 28 17 18 6 25 1984 -9.6 -18.6 -4.0 1.2 5.2 9.0 14.5 13.8 3.4 -2.0 -3.0 -14.6 -18.6 DAY 1 7 7 6 4 18 19 17 29 24 30 26 1985 -14.0 -6.4 -12.6 -0.6 5.4 9.4 12.4 10.0 6.0 -1.8 -4.8 -10.5 -14.0 DAY 19 25 5 18 14 12 20 23 10 24 26 7 1986 -12.6 -8.4 -6.0 -3.4 5.4 8.8 13.6 13.0 7.8 2.2 -3.5 -12.8 -12.8 DAY 22 4 13 1 1 11 8 10 30 18 16 13 1987 -5.4 -4.6 -0.4 0.0 5.8 12.2 13.0 12.4 7.5 -4.2 -4.8 -8.0 -8.0 DAY 22 8 31 6 8 10 5 31 25 28 30 2 1988 -9.0 -17.0 -1.0 1.4 6.6 12.4 13.0 13.8 4.4 3.8 -1.8 -6.4 -17.0 DAY 3 8 26 4 6 1 25 11 27 24 27 30 1989 -16.8 -12.4 -1.4 1.0 -1.0 14.2 18.5 15.0 5.8 0.4 -3.4 -2.4 -16.8 DAY 5 16 1 1 3 9 6 17 24 26 12 10 1990 -9.4 -5.6 -4.4 3.2 7.8 15.5 17.2 15.6 8.4 0.4 -1.0 -15.8 -15.8 DAY 28 24 18 1 16 3 10 25 30 17 19 27 1991 -10.8 -12.4 -5.0 3.0 5.8 12.6 16.2 12.0 6.2 2.4 -3.2 -5.6 -12.4 DAY 2 14 12 15 6 24 14 24 29 14 29 19 1992 -15.0 -8.6 -13.0 3.2 0.4 13.5 15.6 11.6 7.0 -1.6 -5.6 -2.8 -15.0 DAY 29 17 12 12 4 2 17 15 30 18 21 30 1993 -7.6 -9.0 -6.6 3.2 3.6 14.0 17.0 13.6 7.8 -0.4 -3.4 -5.0 -9.0 DAY 8 17 3 2 9 3 10 2 29 8 18 16 1994 -6.7 -10.0 -1.8 -1.2 10.0 14.4 17.6 16.2 6.4 2.2 1.6 -11.6 -11.6 DAY 11 5 2 6 1 7 13 18 16 26 13 8 1995 -4.4 -6.6 -2.8 4.4 8.4 12.4 17.6 15.0 6.4 -5.0 -5.2 -7.0 -7.0 DAY 10 20 6 8 27 1 26 26 23 19 29 10 1996 -12.2 -9.4 -3.6 -1.8 4.4 13.2 17.4 6.0 9.4 -0.6 -3.8 -5.6 -12.2 DAY 15 5 20 6 3 17 17 31 1 3 19 6 1997 -6.8 -7.4 -4.2 2.6 7.0 14.0 17.6 13.0 10.0 6.0 -5.4 -6.0 -7.4 DAY 30 2 9 2 7 5 1 27 16 22 25 19 1998 -8.2 -13.8 -9.4 4.0 3.2 14.2 16.4 16.4 8.2 -0.8 0.2 -1.0 -13.8 DAY 15 18 4 2 4 1 2 26 13 11 26 23 1999 -8.6 -3.2 -2.4 -0.4 5.8 14.0 12.2 15.4 6.0 3.4 -2.0 -3.6 -8.6 DAY 3 2 19 24 23 18 14 16 30 28 12 2 2000 -10.2 -7.6 -3.8 4.2 11.6 8.8 16.0 15.6 10.0 4.4 -2.8 -3.0 -10.2 DAY 13 9 16 1 12 14 26 25 26 9 18 31 2001 -17.2 -10.2 -4.6 6.4 12.4 15.0 16.0 16.0 3.6 0.2 -0.6 -6.2 -17.2 DAY 30 1 12 3 2 4 30 29 21 29 21 23 2002 -5.4 -4.6 -3.4 3.6 8.2 14.2 15.4 12.2 9.6 4.8 -1.0 -12.8 -12.8 DAY 16 2 7 1 18 12 24 15 30 24 30 4 2003 -9.0 -5.9 -6.8 -1.0 2.2 8.8 16.8 15.4 5.0 4.6 -2.0 -13.2 -13.2 DAY 22 18 3 19 2 7 25 6 29 17 25 13 2004 -4.4 -2.6 -2.6 0.6 7.8 13.0 16.2 15.4 8.2 1.2 -2.0 -4.6 -4.6 DAY 31 1 17 6 1 16 15 21 23 9 29 4 2005 -4.2 -9.0 -5.4 -1.0 9.4 13.6 18.0 13.2 11.6 1.4 -2.8 -7.6 -9.0 DAY 13 12 27 8 8 10 26 28 12 25 30 31 1951-2005 -27.0 -28.0 -13.0 -7.0 -1.0 4.0 10.0 5.0 -1.0 -8.0 -16.0 -25.0 -28.0 YEAR-DAY 72-21 72- 3 92-12 81- 3 89- 3 70-12 72-13 72-27 62-26 53-28 57-23 64-28 72 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 19.0 15.0 23.0 31.0 37.0 36.0 38.0 38.0 34.0 33.0 23.0 21.0 38.0 DAY 23 25 12 27 24 3 24 1 18 4 9 4 1952 13.0 21.0 23.0 29.0 36.0 40.0 37.0 36.0 33.0 29.0 26.0 18.0 40.0 DAY 22 23 31 11 30 13 10 2 1 2 5 8 1953 15.0 23.0 26.0 30.0 32.0 39.0 37.0 35.0 37.0 31.0 27.0 12.0 39.0 DAY 23 19 2 21 7 15 1 30 10 23 20 3 1954 14.0 14.0 23.0 27.0 34.0 36.0 36.0 36.0 33.0 28.0 24.0 15.0 36.0 DAY 3 5 25 26 28 1 18 30 2 3 2 19 1955 15.0 23.0 25.0 29.0 30.0 35.0 39.0 40.0 33.0 28.0 23.0 17.0 40.0 DAY 16 16 3 7 25 6 25 9 2 7 23 23 1956 15.0 20.0 23.0 30.0 32.0 37.0 39.0 35.0 35.0 30.0 27.0 19.0 39.0 DAY 30 7 30 12 20 28 19 6 16 14 9 5 1957 12.0 19.0 26.0 24.0 34.0 34.0 38.0 38.0 31.0 30.0 21.0 18.0 38.0 DAY 19 25 7 28 28 19 3 6 18 1 14 20 1958 16.0 21.0 27.0 31.0 32.0 38.0 43.0 36.0 38.0 29.0 22.0 21.0 43.0 DAY 10 22 15 11 31 11 3 23 2 18 5 8 1959 17.0 18.0 21.0 35.0 35.0 38.0 37.0 38.0 36.0 34.0 21.0 14.0 38.0 DAY 30 1 18 25 30 17 26 10 15 1 6 25 1960 20.0 24.0 25.0 31.0 35.0 37.0 41.0 38.0 34.0 29.0 27.0 17.0 41.0 DAY 24 22 1 27 12 4 6 12 14 2 3 1 1961 22.0 16.0 28.0 32.0 37.0 40.0 39.0 35.0 37.0 31.0 25.0 17.0 40.0 DAY 21 13 26 30 28 5 12 7 13 17 23 3 1962 17.0 24.0 28.0 26.0 31.0 37.0 38.0 36.0 37.0 31.0 23.0 19.0 38.0 DAY 5 18 28 29 9 9 5 22 3 8 7 20 1963 24.0 25.0 27.0 33.0 33.0 37.0 38.0 35.0 37.0 31.0 24.0 18.0 38.0 DAY 27 24 25 12 29 4 17 13 22 16 4 21 1964 6.0 18.0 30.0 29.0 32.0 35.0 39.0 39.0 34.0 31.0 26.0 18.0 39.0 DAY 17 24 27 30 30 11 9 13 1 3 22 25 1965 15.0 19.0 29.0 32.0 35.0 39.0 40.0 37.0 32.0 33.0 24.0 20.0 40.0 DAY 11 9 12 29 16 19 13 26 15 13 7 15 1966 22.0 22.0 27.0 28.0 34.0 41.0 37.0 38.0 34.0 28.0 24.0 20.0 41.0 DAY 26 27 13 21 16 14 6 30 1 1 1 9 1967 21.0 20.0 25.0 30.0 37.0 36.0 39.0 37.0 35.0 29.0 24.0 17.0 39.0 DAY 19 24 7 22 31 21 20 4 6 12 2 6 1968 19.0 19.0 27.0 30.0 33.0 36.0 39.0 37.0 34.0 29.0 20.0 13.0 39.0 DAY 14 21 14 18 21 16 1 7 10 21 8 3 1969 13.0 14.0 28.0 32.0 34.0 38.0 38.0 37.0 35.0 33.0 24.0 18.0 38.0 DAY 19 28 11 2 25 24 15 8 10 7 9 19 1970 14.0 22.0 27.0 34.0 38.0 40.0 37.0 38.0 33.0 32.0 27.0 21.0 40.0 DAY 5 19 23 19 31 21 1 23 8 1 3 7 1971 20.0 22.0 32.0 31.0 36.0 38.0 40.0 38.0 34.0 32.0 23.0 20.0 40.0 DAY 5 23 15 24 24 22 11 6 1 9 18 8 1972 10.0 9.0 23.0 31.0 33.0 38.0 36.0 35.0 34.0 30.0 27.0 12.0 38.0 DAY 18 18 31 12 30 22 1 19 1 7 4 1 1973 13.0 20.0 24.0 31.0 35.0 38.0 38.0 38.0 33.0 31.0 27.0 17.0 38.0 DAY 16 19 4 28 31 13 11 1 1 5 2 3 1974 9.0 8.0 30.0 31.0 36.0 38.0 38.0 35.0 35.0 28.0 27.0 16.0 38.0 DAY 8 13 19 20 23 27 1 12 18 26 4 6 1975 14.0 17.0 25.0 30.0 35.0 38.0 39.0 39.0 37.0 30.0 22.0 17.0 39.0 DAY 10 22 25 15 30 26 5 3 10 10 1 23 1976 17.0 16.0 19.0 27.0 32.0 36.0 39.0 37.0 36.0 29.0 23.0 17.0 39.0 DAY 19 8 21 14 21 3 13 1 4 13 5 15 1977 5.0 18.0 30.0 33.0 32.0 41.0 38.0 40.0 36.0 31.0 19.0 19.0 41.0 DAY 20 20 20 15 21 22 8 17 26 5 1 5 1978 18.0 21.0 23.0 32.0 33.0 38.0 40.0 37.0 35.0 31.0 18.0 24.0 40.0 DAY 3 22 31 10 14 30 2 17 9 1 8 10 1979 21.0 19.0 23.0 31.0 33.0 36.0 40.0 37.0 39.0 33.0 29.0 19.0 40.0 DAY 4 15 20 5 23 23 9 1 9 4 2 1 1980 15.0 13.0 27.0 34.0 34.0 38.0 38.0 39.0 37.0 35.0 25.0 25.0 39.0 DAY 6 15 30 14 5 8 10 20 7 4 13 7 1981 20.0 19.0 25.0 31.0 33.0 36.0 39.0 36.0 38.0 26.0 28.0 21.0 39.0 DAY 19 8 27 17 28 17 12 8 15 12 4 17 1982 16.6 14.0 22.1 32.0 34.4 37.6 37.8 38.0 32.0 29.4 20.4 12.6 38.0 DAY 9 4 24 28 20 12 31 1 11 5 6 19 1983 17.6 19.0 22.4 29.0 31.6 37.3 41.6 39.7 34.2 31.5 26.0 20.0 41.6 DAY 2 21 5 19 6 22 23 15 25 3 1 2 1984 13.6 15.0 23.5 31.0 38.0 36.0 38.3 39.5 34.0 31.0 23.6 15.2 39.5 DAY 7 12 19 10 29 10 10 28 3 18 12 14 1985 14.5 23.4 26.4 32.5 33.4 39.5 38.5 34.7 34.5 34.0 23.4 23.4 39.5 DAY 12 16 24 15 31 26 6 7 30 1 3 2 1986 16.4 22.3 17.0 27.0 33.6 37.2 37.6 37.0 34.4 31.0 27.2 17.6 37.6 DAY 19 26 4 16 23 30 16 2 25 2 4 1 1987 19.6 21.0 23.8 32.0 36.0 36.0 37.6 36.8 38.0 30.5 29.0 24.0 38.0 DAY 26 26 14 26 24 5 8 4 6 3 7 24 1988 12.4 21.6 26.6 30.0 34.5 41.0 37.6 36.0 36.0 29.0 27.0 20.2 41.0 DAY 31 2 21 23 28 17 12 12 5 27 11 12 1989 11.4 13.0 24.2 28.4 33.6 39.0 39.6 37.0 35.5 33.5 23.0 20.0 39.6 DAY 2 22 27 28 27 24 9 10 2 2 28 5 1990 10.8 16.6 25.4 33.6 36.0 39.3 38.8 37.6 37.0 30.0 27.0 21.0 39.3 DAY 23 19 14 29 3 17 30 7 14 4 7 7 1991 12.6 15.4 19.6 29.0 34.2 35.0 41.3 37.4 35.6 26.6 24.4 21.2 41.3 DAY 31 27 31 25 30 12 8 6 9 27 5 10 1992 13.6 20.4 20.4 28.6 30.0 38.2 37.6 36.0 34.4 29.6 27.6 19.0 38.2 DAY 20 24 31 14 31 19 5 25 25 11 8 16 1993 18.2 19.0 23.0 30.8 31.2 37.2 37.6 36.6 36.8 32.8 23.4 22.8 37.6 DAY 27 3 8 20 20 19 3 28 14 1 11 31 1994 15.8 19.2 25.2 33.8 33.8 39.5 37.0 38.4 31.2 28.2 27.6 18.0 39.5 DAY 12 1 22 26 29 17 26 2 1 19 5 20 1995 18.4 20.2 25.4 30.6 36.6 41.6 41.6 40.8 36.4 31.8 29.4 15.8 41.6 DAY 17 5 26 4 7 30 16 23 19 4 11 29 1996 17.4 20.8 23.0 28.2 35.6 39.8 37.6 38.0 42.0 30.0 22.0 21.4 42.0 DAY 7 10 26 13 31 2 8 27 9 14 2 30 1997 16.8 21.2 25.2 30.2 35.2 38.2 40.8 41.6 39.6 34.6 25.6 17.2 41.6 DAY 10 22 25 28 28 16 18 15 2 3 5 9 1998 13.4 21.0 27.0 33.0 36.5 38.2 43.8 36.6 37.8 35.8 26.4 28.2 43.8 DAY 30 8 30 18 22 28 6 1 3 2 1 11 1999 17.0 21.0 24.0 28.4 34.6 40.6 38.6 38.6 37.0 32.8 22.8 20.6 40.6 DAY 16 26 27 30 31 14 5 5 13 12 1 30 2000 20.4 18.8 28.2 35.4 38.0 38.6 37.6 37.8 35.4 29.0 18.8 17.0 38.6 DAY 3 24 25 10 27 23 31 7 1 12 3 1 2001 16.0 19.0 26.6 33.2 39.2 41.2 38.6 38.8 37.6 32.0 25.2 19.6 41.2 DAY 11 21 25 26 16 26 11 31 5 7 7 29 2002 21.4 21.8 30.4 33.6 38.4 39.5 40.4 41.6 36.8 35.0 24.2 16.2 41.6 DAY 7 13 28 20 25 13 19 10 12 3 11 9 2003 16.8 19.0 25.6 33.2 32.2 37.0 41.4 36.8 35.0 31.6 23.6 18.2 41.4 DAY 10 4 26 7 31 4 19 15 7 4 10 7 2004 17.6 26.0 28.0 32.0 35.2 38.6 38.6 42.4 37.4 32.2 26.2 15.2 42.4 DAY 8 15 30 24 11 3 26 13 6 4 3 5 2005 12.6 18.6 26.0 31.6 30.8 40.8 39.8 37.0 36.2 31.8 21.2 21.0 40.8 DAY 31 28 11 21 31 21 7 7 4 18 3 6 1951-2005 24.0 26.0 32.0 35.4 39.2 41.6 43.8 42.4 42.0 35.8 29.4 28.2 43.8 YEAR-DAY 63-27 4-15 71-15 0-10 1-16 95-30 98- 6 4-13 96- 9 98- 2 95-11 98-11 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 0.0 0.0 0.0 2.0 50.5 53.0 139.5 84.0 23.0 3.5 0.0 0.0 355.5 1952 0.0 0.0 0.0 0.0 25.0 78.0 150.0 82.0 14.0 0.0 0.0 0.0 349.0 1953 0.0 0.0 0.0 0.0 9.5 104.5 159.0 100.5 17.5 0.0 0.0 0.0 391.0 1954 0.0 0.0 0.0 0.0 22.5 28.0 138.5 77.0 9.5 0.0 0.0 0.0 275.5 1955 0.0 0.0 0.0 0.0 2.0 80.0 193.5 167.0 24.0 0.0 0.0 0.0 466.5 1956 0.0 0.0 0.0 0.0 3.5 38.5 205.0 85.5 13.0 0.0 0.0 0.0 345.5 1957 0.0 0.0 0.0 0.0 12.0 60.0 116.0 76.0 0.0 0.0 0.0 0.0 264.0 1958 0.0 0.0 0.0 0.0 0.5 104.5 153.0 81.5 28.5 0.0 0.0 0.0 368.0 1959 0.0 0.0 0.0 3.0 29.0 88.5 118.5 161.5 40.0 1.5 0.0 0.0 442.0 1960 0.0 0.0 0.0 3.0 18.0 105.5 137.0 110.0 12.0 0.0 0.0 0.0 385.5 1961 0.0 0.0 0.0 2.5 33.5 115.0 189.0 99.5 20.5 0.0 0.0 0.0 460.0 1962 0.0 0.0 0.0 0.0 8.5 56.0 168.0 69.5 9.0 0.0 0.0 0.0 311.0 1963 0.0 0.0 0.0 5.0 11.0 114.0 167.5 93.5 33.5 0.0 0.0 0.0 424.5 1964 0.0 0.0 0.0 0.5 8.0 90.0 171.0 128.5 16.0 0.0 0.0 0.0 414.0 1965 0.0 0.0 0.0 0.0 35.5 96.5 177.0 108.5 5.5 4.5 0.0 0.0 427.5 1966 0.0 0.0 0.0 0.0 12.0 149.5 158.5 123.5 16.0 0.0 0.0 0.0 459.5 1967 0.0 0.0 0.0 0.0 21.5 62.0 138.0 87.5 28.0 0.5 0.0 0.0 337.5 1968 0.0 0.0 0.0 0.0 14.5 82.5 131.5 105.5 13.5 0.0 0.0 0.0 347.5 1969 0.0 0.0 0.0 0.0 10.5 87.5 130.5 70.0 11.5 1.5 0.0 0.0 311.5 1970 0.0 0.0 0.0 7.5 60.5 97.5 130.0 132.5 6.0 0.5 0.0 0.0 434.5 1971 0.0 0.0 0.0 2.0 32.0 82.0 134.5 69.5 14.0 0.0 0.0 0.0 334.0 1972 0.0 0.0 0.0 0.5 7.0 60.5 86.0 23.0 21.5 0.0 0.0 0.0 198.5 1973 0.0 0.0 0.0 1.0 8.0 101.0 136.5 110.0 5.5 0.0 0.0 0.0 362.0 1974 0.0 0.0 0.0 2.0 20.0 65.5 141.0 45.0 7.5 0.0 0.0 0.0 281.0 1975 0.0 0.0 0.0 0.0 20.0 81.5 162.5 103.0 11.0 0.0 0.0 0.0 378.0 1976 0.0 0.0 0.0 0.0 15.0 74.0 152.0 98.5 19.0 0.0 0.0 0.0 358.5 1977 0.0 0.0 0.0 4.5 9.5 148.0 147.5 101.0 6.0 2.0 0.0 0.0 418.5 1978 0.0 0.0 0.0 0.0 7.5 73.5 138.0 68.0 14.0 0.0 0.0 0.0 301.0 1979 0.0 0.0 0.0 2.0 3.0 54.0 169.5 78.0 35.5 0.0 0.0 0.0 342.0 1980 0.0 0.0 0.0 7.5 19.5 92.5 160.5 84.5 8.0 4.5 0.0 0.0 377.0 1981 0.0 0.0 0.0 3.0 5.5 67.5 156.5 85.0 34.0 0.0 0.0 0.0 351.5 1982 0.0 0.0 0.0 0.6 20.3 61.2 116.8 71.5 0.2 0.0 0.0 0.0 270.6 1983 0.0 0.0 0.0 0.0 12.2 107.2 209.2 127.9 18.8 0.0 0.0 0.0 475.5 1984 0.0 0.0 0.0 2.2 23.6 83.5 197.6 157.2 9.0 0.0 0.0 0.0 473.3 1985 0.0 0.0 0.0 0.8 9.1 129.4 164.8 55.8 4.5 1.0 0.0 0.0 365.5 1986 0.0 0.0 0.0 0.0 17.8 64.4 167.2 94.6 18.2 1.5 0.0 0.0 363.7 1987 0.0 0.0 0.0 3.4 45.9 100.8 167.8 161.0 26.8 0.0 0.0 0.0 505.9 1988 0.0 0.0 0.0 1.3 20.9 146.7 194.1 110.1 47.0 0.0 0.0 0.0 520.3 1989 0.0 0.0 0.0 0.2 24.9 148.5 230.5 144.4 32.8 7.6 0.0 0.0 589.1 1990 0.0 0.0 0.0 6.3 39.0 179.6 182.1 159.0 46.5 0.0 0.0 0.0 612.6 1991 0.0 0.0 0.0 0.9 12.6 93.5 173.7 116.8 55.6 0.0 0.0 0.0 453.1 1992 0.0 0.0 0.0 0.8 3.2 96.8 171.3 83.7 5.2 0.0 0.0 0.0 361.1 1993 0.0 0.0 0.0 1.0 12.7 98.2 174.9 105.3 50.7 1.1 0.0 0.0 444.0 1994 0.0 0.0 0.0 12.5 39.4 137.6 190.4 182.2 3.4 0.0 0.0 0.0 565.6 1995 0.0 0.0 0.0 1.1 17.7 126.9 245.8 194.7 37.9 0.5 0.0 0.0 624.6 1996 0.0 0.0 0.0 0.0 29.0 134.8 207.0 135.5 82.1 0.0 0.0 0.0 588.4 1997 0.0 0.0 0.0 2.5 40.3 161.9 230.9 164.1 50.9 9.8 0.0 0.0 660.5 1998 0.0 0.0 0.0 11.1 27.3 130.7 214.1 175.3 53.0 7.3 0.0 0.0 618.9 1999 0.0 0.0 0.0 0.0 24.3 153.1 173.6 199.6 52.0 0.6 0.0 0.0 603.2 2000 0.0 0.0 0.7 21.5 76.5 125.1 195.6 173.8 76.3 0.0 0.0 0.0 669.5 2001 0.0 0.0 0.0 9.3 105.8 170.5 200.3 176.4 61.5 1.9 0.0 0.0 725.7 2002 0.0 0.0 0.4 8.2 34.5 152.1 185.0 193.8 47.8 13.5 0.0 0.0 635.4 2003 0.0 0.0 0.0 14.3 16.0 99.7 230.4 159.6 56.5 4.6 0.0 0.0 581.1 2004 0.0 0.0 0.0 2.0 38.8 143.6 187.5 171.8 46.9 0.1 0.0 0.0 590.7 2005 0.0 0.0 0.0 9.3 11.5 144.9 232.8 145.7 64.7 1.2 0.0 0.0 610.1 MEAN 0.0 0.0 0.0 2.8 22.5 101.5 169.1 115.8 26.6 1.3 0.0 0.0 439.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 530.0 522.5 360.5 133.5 32.0 0.5 0.0 0.5 2.0 116.0 297.0 401.0 2395.5 1952 529.5 344.5 301.5 110.5 57.0 0.0 0.0 0.0 16.5 132.5 378.0 465.0 2335.0 1953 412.0 295.0 332.0 150.0 15.0 3.0 0.0 0.0 12.5 194.5 355.5 528.0 2297.5 1954 471.5 479.0 386.5 162.0 28.0 0.0 0.0 0.0 22.0 102.5 316.5 421.5 2389.5 1955 440.0 311.5 302.5 139.5 35.5 0.0 0.0 0.0 8.5 150.0 229.0 370.5 1987.0 1956 537.0 406.5 349.0 142.0 22.5 0.0 0.0 0.0 32.5 159.0 259.5 489.0 2397.0 1957 603.0 458.5 258.0 197.5 36.5 5.0 0.0 0.0 2.0 168.0 366.0 450.5 2545.0 1958 429.0 343.0 189.5 109.0 24.0 0.0 0.0 0.0 27.0 155.5 444.5 411.0 2132.5 1959 466.0 548.5 367.0 66.0 50.5 0.0 0.0 0.0 2.0 117.0 364.0 554.0 2535.0 1960 421.5 309.0 422.0 186.0 49.0 0.0 0.0 0.0 12.5 91.5 318.0 459.5 2269.0 1961 495.0 432.0 307.0 170.5 13.0 7.5 0.0 0.0 10.0 188.0 284.0 372.5 2279.5 1962 483.5 310.5 209.5 164.5 20.0 2.5 0.0 0.0 70.0 156.0 402.5 422.0 2241.0 1963 367.5 281.0 315.0 88.5 37.5 0.0 0.0 0.0 12.0 80.0 301.5 508.5 1991.5 1964 778.0 426.0 217.0 176.0 20.0 0.0 0.0 0.0 16.5 220.0 297.5 605.5 2756.5 1965 539.0 383.5 335.5 136.5 22.0 0.0 0.0 0.0 12.5 93.0 226.0 407.0 2155.0 1966 332.0 285.0 269.0 132.0 20.5 0.0 0.0 0.0 5.5 167.5 321.0 422.0 1954.5 1967 575.5 451.0 312.0 176.5 40.5 10.5 0.0 0.0 20.5 141.0 246.0 434.5 2408.0 1968 448.5 445.0 293.0 171.0 38.0 1.5 0.0 0.0 11.5 119.5 265.5 435.0 2228.5 1969 625.0 560.0 278.0 165.0 38.5 3.0 0.0 0.0 32.0 115.5 351.0 379.0 2547.0 1970 556.0 323.0 308.0 89.0 10.0 9.0 0.0 0.0 25.5 140.0 236.0 526.0 2222.5 1971 527.0 372.5 247.0 141.0 10.5 0.0 0.0 0.0 38.5 155.0 244.0 399.5 2135.0 1972 725.5 767.5 424.0 113.0 70.0 0.0 0.0 8.5 31.5 101.0 258.0 588.5 3087.5 1973 611.0 344.0 328.0 90.5 36.5 0.0 0.0 0.0 45.5 107.0 268.0 505.0 2335.5 1974 646.5 615.5 336.0 171.0 20.0 0.0 0.0 2.5 27.5 206.5 275.0 512.0 2812.5 1975 539.0 427.5 301.5 130.5 26.5 0.0 0.0 0.0 13.0 181.5 384.0 502.0 2505.5 1976 415.5 511.0 422.5 146.5 17.5 0.0 0.0 0.0 17.5 159.5 396.5 493.5 2580.0 1977 733.0 407.0 168.0 75.5 7.0 0.0 0.0 1.0 8.0 162.5 262.0 436.5 2260.5 1978 542.0 432.5 307.5 92.5 33.0 0.5 0.0 0.0 4.5 98.5 392.0 362.5 2265.5 1979 523.0 375.0 326.0 83.0 72.5 0.5 0.0 0.0 19.0 42.0 302.5 407.5 2151.0 1980 575.5 529.0 307.5 34.5 5.0 0.0 0.0 0.0 8.5 152.0 214.5 381.5 2208.0 1981 415.0 347.5 210.5 122.5 21.0 0.0 0.0 0.0 25.5 164.0 251.0 397.0 1954.0 1982 559.3 474.5 350.0 72.2 23.8 0.0 0.0 0.4 29.2 132.4 390.2 536.6 2568.5 1983 511.7 356.6 365.5 124.4 10.5 1.0 0.0 0.0 10.7 151.6 200.1 458.1 2190.1 1984 488.4 565.5 266.0 96.2 27.6 0.0 0.0 0.0 23.0 167.9 246.7 618.0 2499.2 1985 522.7 328.1 393.2 107.4 11.4 0.0 0.0 0.0 1.9 152.7 259.1 435.3 2211.9 1986 454.8 393.3 429.5 154.2 13.2 0.0 0.0 0.0 3.8 69.8 290.9 453.6 2263.1 1987 375.6 341.0 247.5 140.6 13.3 0.0 0.0 0.0 11.5 251.4 246.9 360.3 1988.3 1988 480.8 435.5 251.9 105.7 40.6 0.0 0.0 0.0 26.8 103.1 181.9 331.9 1958.1 1989 614.7 510.0 277.7 95.1 57.5 0.0 0.0 0.0 16.2 73.7 277.5 361.0 2283.5 1990 540.2 398.3 284.8 116.3 6.8 0.0 0.0 0.0 0.0 107.9 195.0 487.5 2136.7 1991 489.9 403.0 331.2 88.1 34.2 0.0 0.0 0.0 25.6 95.8 265.5 383.2 2116.4 1992 525.4 388.6 410.0 129.6 71.3 0.0 0.0 0.8 8.7 125.7 211.0 401.8 2272.9 1993 521.0 403.3 321.4 114.1 38.9 0.0 0.0 0.0 3.4 163.1 330.5 395.8 2291.5 1994 445.2 440.8 242.8 137.4 3.6 0.0 0.0 0.0 25.2 135.9 170.8 449.3 2051.0 1995 395.2 361.8 290.4 78.7 2.4 0.0 0.0 0.0 12.0 135.7 191.7 456.2 1924.2 1996 513.5 417.8 334.5 145.0 22.3 0.0 0.0 2.6 0.5 99.5 306.0 352.0 2193.7 1997 428.1 390.1 318.6 87.1 27.7 0.0 0.0 0.0 3.4 39.5 293.0 405.7 1993.2 1998 485.4 468.5 288.5 84.2 45.1 0.0 0.0 0.0 2.4 103.3 183.4 298.0 1959.0 1999 440.3 252.3 308.1 128.8 21.0 0.0 0.0 0.0 13.8 64.0 292.8 333.1 1854.2 2000 429.9 380.4 277.4 28.1 0.9 4.5 0.0 0.0 1.7 100.9 326.0 372.2 1922.1 2001 529.6 345.0 198.9 26.1 0.0 0.0 0.0 0.0 13.4 89.2 196.0 360.0 1758.2 2002 406.1 320.7 200.4 104.5 29.2 0.0 0.0 0.0 0.0 27.1 229.7 499.7 1817.3 2003 460.7 330.6 274.2 137.6 58.2 4.2 0.0 0.0 18.9 29.9 276.3 424.4 2015.1 2004 380.7 266.5 237.8 158.6 8.4 0.0 0.0 0.0 0.9 103.3 191.6 428.4 1776.2 2005 440.0 411.4 206.1 122.5 10.7 0.0 0.0 0.0 0.0 77.6 259.2 343.3 1870.8 MEAN 504.2 407.8 301.8 120.9 27.4 1.0 0.0 0.3 15.4 126.1 282.2 436.2 2223.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 -2.7 -3.8 -0.0 3.1 7.6 3.8 6.4 3.6 5.5 8.4 -0.3 -2.0 2.5 1952 -1.9 1.6 1.8 6.9 8.0 7.0 7.6 2.3 2.2 -1.3 -2.0 -2.6 2.5 1953 -0.9 1.4 2.5 5.7 9.9 12.6 11.2 7.9 4.1 1.7 0.4 -1.0 4.6 1954 -1.4 -2.0 3.0 8.7 9.0 7.1 11.0 8.0 3.0 2.3 1.5 -0.5 4.1 1955 -1.5 -0.6 3.7 5.8 8.5 7.7 10.6 8.7 6.2 -1.4 0.7 -0.2 4.0 1956 -3.6 -0.0 2.4 8.9 9.2 5.3 9.3 5.6 4.7 -1.1 -2.1 -2.6 3.0 1957 -4.4 -2.3 3.0 2.7 7.8 9.7 10.5 9.5 3.5 5.0 1.5 -0.7 3.8 1958 0.0 -1.2 3.9 7.9 5.3 7.4 7.8 6.9 2.7 -1.3 -4.7 -0.0 2.9 1959 -1.7 -5.7 2.8 7.8 4.9 6.7 8.2 8.9 5.7 1.9 -0.1 -3.5 3.0 1960 -1.8 1.4 0.1 5.7 8.3 8.9 9.2 8.2 5.4 2.3 0.5 -3.7 3.7 1961 -1.9 -1.2 1.2 7.2 8.8 6.0 9.7 6.9 5.8 0.3 2.7 -0.1 3.8 1962 -3.8 -0.2 3.6 5.9 8.3 6.4 7.3 4.9 3.1 2.4 -1.6 -1.9 2.9 1963 0.6 2.0 2.2 9.0 11.6 11.8 10.7 9.2 6.3 5.1 2.2 -2.9 5.7 1964 -10.4 0.9 3.5 5.4 5.2 3.9 7.3 4.1 1.3 -3.4 -3.6 -8.6 0.5 1965 -2.8 -3.3 0.0 1.8 5.0 3.5 6.6 3.8 1.8 4.9 1.9 -3.9 1.6 1966 -2.6 -0.1 0.4 4.2 2.4 5.0 4.4 1.0 -0.3 0.7 -6.2 -6.5 0.2 1967 -7.5 -2.8 -1.7 5.2 5.1 3.1 7.0 1.7 2.6 3.6 2.7 -4.4 1.2 1968 -4.8 -2.8 2.2 4.7 4.8 4.1 2.6 3.5 -1.5 1.0 3.0 -0.1 1.4 1969 -7.1 -5.9 4.8 4.4 8.3 8.8 10.5 5.5 3.4 6.1 -0.0 -0.0 3.2 1970 -4.1 -0.9 0.2 4.4 6.2 5.3 6.1 5.6 1.1 1.2 -0.2 -5.0 1.7 1971 -4.3 -2.4 0.8 4.9 4.1 5.5 7.2 2.4 -0.2 1.3 2.6 -1.3 1.7 1972 -9.0 -12.0 1.0 5.1 7.1 10.2 5.9 4.3 2.7 1.4 -0.3 -4.1 1.0 1973 -7.7 -0.7 1.3 6.5 7.7 6.8 7.5 8.1 4.4 2.1 -2.4 -4.8 2.4 1974 -6.1 -7.3 1.5 5.8 7.5 8.2 10.4 6.1 3.7 -2.5 -0.7 -4.2 1.9 1975 -4.6 -2.3 1.6 3.8 5.5 5.5 6.4 5.6 2.9 -0.1 -1.3 -2.2 1.7 1976 -1.0 -3.5 -0.1 7.5 10.9 8.2 8.9 5.3 3.6 3.5 -3.8 -2.4 3.1 1977 -9.1 -2.7 2.0 4.9 7.0 8.5 6.5 6.6 3.1 3.8 4.0 -0.6 2.8 1978 -5.0 -1.5 1.8 6.2 9.1 8.2 7.6 3.6 3.6 3.8 0.7 0.7 3.2 1979 -3.1 0.5 2.4 7.9 5.1 6.7 6.7 3.9 4.1 5.1 -3.5 -0.5 2.9 1980 -5.5 -3.4 3.4 8.5 8.6 6.8 7.0 8.9 6.9 3.9 2.8 -2.1 3.8 1981 -1.6 -0.7 4.2 7.1 9.9 10.2 13.9 11.5 8.4 5.0 1.3 -0.3 5.7 1982 -3.6 -2.6 2.0 8.4 10.3 11.8 11.4 10.4 7.8 7.7 1.2 -4.0 5.1 1983 -3.0 -1.1 0.4 8.0 12.3 12.6 13.4 12.5 8.9 3.4 3.7 -1.0 5.8 1984 -2.8 -6.0 4.3 7.9 8.6 9.7 11.1 11.3 7.1 4.0 3.6 -6.0 4.4 1985 -2.5 -0.7 0.6 7.2 8.1 9.3 10.9 7.7 3.4 1.8 1.1 -0.5 3.9 1986 -2.9 -1.4 -1.8 6.1 8.6 6.5 7.2 3.3 3.7 5.4 -0.4 -2.9 2.6 1987 -3.0 -2.2 2.4 4.2 4.8 2.4 6.4 6.1 3.9 -0.9 -0.9 -3.9 1.6 1988 -2.9 -3.0 1.9 7.2 9.2 8.8 11.6 7.3 5.8 1.7 -0.2 -2.1 3.8 1989 -7.3 -7.5 0.8 0.2 2.9 4.2 4.9 3.8 -0.3 0.3 -1.2 0.0 0.1 1990 -2.9 -1.0 -1.3 6.1 4.9 5.4 6.8 6.2 1.4 1.6 0.3 -3.9 2.0 1991 -1.5 -2.0 2.8 6.8 8.1 7.0 7.8 4.2 6.1 1.0 0.2 -1.0 3.3 1992 -3.3 -1.4 -0.7 6.4 8.3 12.4 14.2 12.0 7.2 3.6 3.7 1.6 5.3 1993 -4.5 -0.4 -0.3 5.3 10.6 9.4 7.9 7.3 4.3 -4.0 -2.4 -0.2 2.8 1994 -2.0 -3.5 4.2 4.9 5.7 9.2 6.7 6.2 -1.5 -1.5 4.4 -1.8 2.6 1995 -0.3 0.2 2.2 8.1 8.3 12.2 15.3 14.1 6.7 2.8 0.7 -3.6 5.5 1996 -4.7 -2.6 2.6 4.1 6.3 9.8 11.6 8.6 9.7 3.4 -0.6 -1.8 3.9 1997 -1.9 -4.1 0.7 5.6 8.2 11.8 11.4 9.6 4.5 4.2 1.7 -0.5 4.3 1998 -2.2 -3.0 0.6 7.5 8.0 9.1 10.9 10.0 7.0 1.5 1.0 -0.3 4.2 1999 -1.2 -0.7 1.5 3.1 4.8 6.0 10.8 10.4 9.2 5.9 2.8 -0.7 4.3 2000 -4.6 -1.8 -1.6 4.3 5.7 6.8 9.6 6.5 4.9 3.1 -1.1 -0.1 2.7 2001 -5.4 -5.4 -0.2 4.3 4.2 6.4 6.8 6.9 3.8 3.8 -0.5 0.2 2.1 2002 -2.5 -3.9 -2.6 5.5 6.3 4.9 3.2 2.6 0.5 2.9 2.0 -2.7 1.3 2003 -2.0 0.5 2.8 7.2 7.8 10.2 13.0 11.6 8.8 4.2 1.7 -1.0 5.4 2004 1.2 1.2 4.0 6.2 8.3 3.4 9.2 2.8 0.3 0.8 3.2 -1.2 3.3 2005 -1.6 -3.1 4.4 4.2 7.0 8.1 6.2 5.2 2.2 -0.2 0.7 -0.8 2.7 MEAN -3.4 -2.1 1.6 5.9 7.3 7.6 8.7 6.7 4.1 2.2 0.4 -2.0 3.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 3.58 3.39 4.36 5.57 7.71 5.90 6.98 5.87 6.62 7.91 4.32 3.80 5.50 1952 3.85 4.89 5.04 7.04 7.73 7.19 7.58 5.25 5.13 4.14 3.81 3.60 5.44 1953 4.03 4.83 5.27 6.65 8.60 10.47 9.61 7.69 5.97 5.03 4.50 3.98 6.39 1954 3.95 3.78 5.55 7.99 8.16 7.28 9.46 7.70 5.48 5.12 4.89 4.13 6.12 1955 3.85 4.17 5.66 6.62 7.83 7.51 9.29 8.27 6.90 4.03 4.62 4.24 6.08 1956 3.36 4.35 5.16 8.18 8.26 6.39 8.45 6.47 6.07 4.08 3.70 3.59 5.67 1957 3.14 3.68 5.34 5.45 7.76 8.73 9.34 8.70 5.61 6.20 4.94 4.16 6.09 1958 4.35 3.97 5.81 7.52 6.34 7.43 7.58 7.19 5.57 4.04 3.07 4.30 5.60 1959 3.81 2.99 5.33 7.53 6.27 7.17 7.84 8.25 6.66 5.04 4.28 3.41 5.71 1960 3.76 4.81 4.45 6.77 7.98 8.17 8.37 7.90 6.56 5.15 4.50 3.26 5.97 1961 3.85 3.97 4.82 7.23 8.20 6.70 8.72 7.13 6.61 4.55 5.31 4.30 5.95 1962 3.29 4.30 5.60 6.74 7.73 6.90 7.39 6.30 5.68 5.32 4.16 3.81 5.60 1963 4.57 5.05 5.14 8.24 9.80 10.04 9.31 8.41 6.94 6.34 5.11 3.66 6.88 1964 2.09 4.68 5.58 6.41 6.38 5.87 7.51 5.99 4.85 3.47 3.38 2.40 4.88 1965 3.63 3.39 4.36 5.07 6.23 5.73 7.07 5.92 5.05 6.19 4.95 3.27 5.07 1966 3.58 4.30 4.56 5.94 5.44 6.39 6.24 4.79 4.55 4.84 2.87 2.73 4.69 1967 2.62 3.57 3.82 6.37 6.33 5.67 7.51 4.98 5.42 5.58 5.24 3.15 5.02 1968 3.04 3.61 5.10 6.16 6.31 5.96 5.36 5.88 3.99 4.81 5.31 4.34 4.99 1969 2.72 2.89 6.20 6.04 7.93 8.18 9.12 6.62 5.59 6.64 4.38 4.27 5.88 1970 3.32 4.05 4.45 5.97 6.84 6.66 6.95 6.63 4.77 4.86 4.27 3.09 5.15 1971 3.18 3.65 4.63 6.22 5.88 6.51 7.26 5.23 4.34 4.76 5.20 3.97 5.07 1972 2.37 1.92 4.70 6.30 7.26 8.95 6.60 6.00 5.35 4.92 4.30 3.30 5.17 1973 2.54 4.12 4.79 6.90 7.42 7.09 7.40 7.67 6.04 5.20 3.67 3.05 5.49 1974 2.77 2.75 4.97 6.56 7.35 7.81 8.93 6.73 5.65 3.59 4.16 3.21 5.37 1975 3.14 3.73 4.93 5.78 6.57 6.45 6.93 6.67 5.44 4.48 3.97 3.74 5.15 1976 4.03 3.52 4.37 7.50 9.35 7.77 8.27 6.47 5.74 5.57 3.45 3.62 5.80 1977 2.31 3.60 5.05 6.24 7.26 8.05 7.02 7.03 5.50 5.74 5.71 4.20 5.64 1978 3.13 3.96 4.95 6.71 8.21 7.81 7.45 5.75 5.64 5.63 4.50 4.60 5.69 1979 3.51 4.55 5.34 7.66 6.34 7.11 7.06 5.86 5.95 6.24 3.56 4.19 5.61 1980 2.94 3.53 5.58 7.88 7.99 7.14 7.17 8.19 7.15 5.76 5.30 3.71 6.03 1981 3.83 4.14 5.95 7.41 8.61 9.04 11.26 9.61 7.90 6.24 4.73 4.24 6.91 1982 3.52 3.62 5.03 7.85 9.11 9.85 9.70 9.14 7.55 7.64 4.70 3.34 6.75 1983 3.58 4.02 4.44 7.61 10.21 10.37 11.03 10.34 8.13 5.66 5.68 4.18 7.11 1984 3.53 2.90 5.96 7.61 7.98 8.57 9.43 9.58 7.16 5.80 5.55 2.88 6.41 1985 3.64 4.15 4.78 7.25 7.76 8.38 9.35 7.52 5.58 5.00 4.67 4.21 6.02 1986 3.50 3.92 3.84 6.80 7.97 6.91 7.51 5.66 6.12 6.37 4.26 3.63 5.54 1987 3.48 3.71 5.26 5.96 6.32 5.44 6.97 6.94 5.78 4.15 4.16 3.30 5.12 1988 3.49 3.56 5.07 7.45 8.33 8.27 9.88 7.27 6.76 4.86 4.37 3.76 6.09 1989 2.51 2.49 4.64 4.44 5.53 5.92 6.36 5.86 4.43 4.51 4.03 4.33 4.59 1990 3.48 4.01 3.97 6.66 6.22 6.49 7.09 6.91 4.97 4.96 4.45 3.30 5.21 1991 3.85 3.80 5.35 7.02 7.79 7.24 7.56 6.17 6.73 4.74 4.45 4.06 5.73 1992 3.47 3.97 4.20 6.89 7.98 10.25 11.61 10.05 7.25 5.66 5.74 4.85 6.83 1993 3.11 4.23 4.33 6.42 9.33 8.59 7.69 7.45 6.05 3.34 3.61 4.21 5.70 1994 3.75 3.43 5.82 6.43 6.59 8.35 7.14 6.82 3.87 4.01 5.93 3.93 5.51 1995 4.20 4.42 5.18 7.72 7.94 10.19 12.54 11.66 7.10 5.61 4.64 3.34 7.05 1996 3.11 3.70 5.31 6.11 7.04 8.77 9.73 8.20 8.80 5.71 4.14 3.80 6.20 1997 3.77 3.28 4.63 6.63 7.81 9.90 9.70 8.68 6.12 6.00 5.00 4.16 6.31 1998 3.68 3.54 4.60 7.43 7.84 8.23 9.33 8.79 7.23 5.19 4.65 4.22 6.23 1999 4.05 4.21 4.95 5.61 6.29 6.71 9.23 9.10 8.47 6.63 5.30 4.12 6.22 2000 3.14 3.85 3.93 6.03 6.67 7.17 8.60 7.14 6.26 5.41 4.03 4.32 5.55 2001 2.97 3.08 4.36 5.96 5.96 6.91 7.09 7.11 5.99 5.92 4.33 4.46 5.34 2002 3.72 3.37 3.84 6.56 6.97 6.19 5.62 5.33 4.63 5.45 5.20 3.68 5.05 2003 3.73 4.50 5.43 7.27 7.61 8.91 10.76 9.78 8.22 6.02 4.95 4.09 6.77 2004 4.72 4.72 5.77 6.85 8.03 5.74 8.35 5.49 4.57 4.74 5.49 3.92 5.70 2005 3.83 3.48 6.03 6.01 7.17 7.77 6.91 6.44 5.19 4.31 4.65 4.13 5.49 MEAN 3.45 3.82 4.97 6.71 7.46 7.62 8.26 7.25 6.03 5.26 4.55 3.81 5.77 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 5.12 4.86 6.24 7.94 10.93 8.38 9.88 8.33 9.42 11.24 6.19 5.45 7.83 1952 5.51 6.96 7.20 10.10 11.06 10.28 10.81 7.53 7.39 6.00 5.52 5.23 7.80 1953 5.81 6.95 7.56 9.55 12.29 14.86 13.66 10.98 8.59 7.28 6.52 5.77 9.15 1954 5.68 5.45 7.99 11.43 11.67 10.40 13.42 10.99 7.88 7.39 7.08 5.98 8.78 1955 5.57 6.01 8.13 9.51 11.21 10.73 13.17 11.77 9.89 5.83 6.68 6.11 8.72 1956 4.85 6.27 7.41 11.69 11.79 9.16 12.02 9.27 8.72 5.91 5.36 5.21 8.14 1957 4.54 5.32 7.69 7.84 11.08 12.46 13.27 12.41 8.07 8.95 7.14 6.01 8.73 1958 6.28 5.73 8.34 10.78 9.12 10.60 10.78 10.28 8.00 5.85 4.47 6.21 8.04 1959 5.51 4.31 7.68 10.80 8.98 10.24 11.16 11.73 9.53 7.27 6.19 4.95 8.20 1960 5.44 6.93 6.40 9.70 11.43 11.66 11.92 11.27 9.42 7.45 6.51 4.74 8.57 1961 5.57 5.74 6.93 10.35 11.72 9.58 12.39 10.20 9.48 6.59 7.66 6.21 8.53 1962 4.76 6.20 8.05 9.65 11.07 9.87 10.54 9.03 8.18 7.69 6.04 5.51 8.05 1963 6.59 7.27 7.38 11.76 13.92 14.27 13.23 12.00 9.97 9.14 7.39 5.29 9.85 1964 3.03 6.74 8.02 9.17 9.15 8.39 10.69 8.56 6.98 5.04 4.89 3.48 7.01 1965 5.24 4.89 6.29 7.27 8.94 8.20 10.08 8.49 7.27 8.91 7.15 4.73 7.29 1966 5.18 6.19 6.55 8.52 7.82 9.13 8.91 6.86 6.54 6.99 4.19 3.95 6.74 1967 3.80 5.15 5.49 9.11 9.08 8.11 10.69 7.13 7.78 8.06 7.56 4.56 7.21 1968 4.38 5.22 7.34 8.84 9.05 8.52 7.67 8.41 5.75 6.95 7.67 6.26 7.17 1969 3.94 4.19 8.89 8.67 11.35 11.66 12.97 9.47 8.04 9.56 6.34 6.17 8.44 1970 4.80 5.85 6.41 8.59 9.78 9.51 9.90 9.46 6.87 7.01 6.18 4.47 7.40 1971 4.61 5.25 6.68 8.91 8.43 9.30 10.35 7.50 6.26 6.89 7.52 5.73 7.29 1972 3.44 2.80 6.78 9.04 10.39 12.75 9.44 8.61 7.70 7.11 6.22 4.79 7.42 1973 3.68 5.93 6.90 9.87 10.63 10.13 10.55 10.98 8.69 7.52 5.31 4.43 7.89 1974 4.01 3.99 7.18 9.38 10.53 11.15 12.71 9.64 8.14 5.21 6.04 4.65 7.72 1975 4.55 5.38 7.10 8.32 9.42 9.23 9.88 9.52 7.82 6.47 5.76 5.42 7.40 1976 5.80 5.08 6.30 10.74 13.34 11.10 11.77 9.24 8.26 8.03 5.02 5.26 8.33 1977 3.35 5.22 7.30 8.94 10.40 11.46 10.00 10.05 7.93 8.28 8.25 6.08 8.10 1978 4.53 5.72 7.13 9.60 11.72 11.13 10.63 8.24 8.11 8.14 6.52 6.64 8.18 1979 5.08 6.55 7.68 10.96 9.11 10.18 10.08 8.40 8.57 9.00 5.17 6.04 8.07 1980 4.26 5.11 8.02 11.26 11.43 10.20 10.24 11.70 10.26 8.31 7.65 5.36 8.65 1981 5.53 5.98 8.52 10.60 12.30 12.88 15.96 13.69 11.34 9.01 6.82 6.12 9.90 1982 5.09 5.23 7.23 11.25 13.05 14.04 13.78 13.01 10.84 10.97 6.80 4.84 9.68 1983 5.18 5.80 6.41 10.91 14.56 14.76 15.63 14.70 11.65 8.16 8.21 6.05 10.17 1984 5.11 4.21 8.56 10.88 11.40 12.23 13.40 13.62 10.28 8.38 8.01 4.18 9.19 1985 5.26 5.95 6.89 10.37 11.11 11.93 13.30 10.76 8.04 7.23 6.77 6.09 8.64 1986 5.06 5.66 5.55 9.77 11.41 9.86 10.73 8.11 8.79 9.19 6.16 5.25 7.96 1987 5.04 5.37 7.54 8.56 9.07 7.80 9.97 9.91 8.32 6.02 6.03 4.78 7.37 1988 5.04 5.14 7.27 10.67 11.91 11.76 14.02 10.39 9.69 7.04 6.32 5.43 8.72 1989 3.64 3.61 6.67 6.40 7.95 8.48 9.08 8.39 6.37 6.52 5.84 6.25 6.60 1990 5.04 5.78 5.74 9.54 8.91 9.27 10.12 9.89 7.15 7.17 6.44 4.78 7.49 1991 5.57 5.50 7.70 10.06 11.11 10.34 10.78 8.83 9.67 6.86 6.45 5.86 8.23 1992 5.02 5.71 6.05 9.88 11.42 14.57 16.46 14.33 10.42 8.16 8.29 7.00 9.78 1993 4.51 6.11 6.24 9.22 13.31 12.25 10.98 10.66 8.70 4.85 5.24 6.11 8.18 1994 5.42 4.96 8.37 9.23 9.45 11.88 10.18 9.75 5.61 5.81 8.54 5.68 7.91 1995 6.07 6.38 7.45 11.05 11.36 14.47 17.70 16.53 10.18 8.09 6.70 4.85 10.07 1996 4.51 5.34 7.63 8.78 10.09 12.51 13.84 11.71 12.54 8.23 6.02 5.50 8.89 1997 5.45 4.74 6.64 9.48 11.19 14.07 13.76 12.37 8.80 8.65 7.23 6.01 9.03 1998 5.31 5.11 6.62 10.63 11.22 11.76 13.27 12.54 10.36 7.49 6.73 6.13 8.93 1999 5.86 6.06 7.12 8.06 9.03 9.59 13.13 12.96 12.10 9.54 7.65 5.98 8.92 2000 4.53 5.56 5.66 8.64 9.55 10.24 12.24 10.21 8.99 7.82 5.85 6.25 7.96 2001 4.30 4.45 6.28 8.55 8.54 9.87 10.12 10.17 8.59 8.53 6.26 6.45 7.68 2002 5.37 4.87 5.53 9.38 9.98 8.85 8.05 7.63 6.67 7.86 7.52 5.32 7.25 2003 5.39 6.47 7.80 10.43 10.91 12.69 15.25 13.93 11.76 8.66 7.15 5.92 9.70 2004 6.80 6.80 8.32 9.82 11.45 8.22 11.90 7.85 6.59 6.87 7.91 5.67 8.18 2005 5.53 5.03 8.65 8.64 10.27 11.09 9.86 9.21 7.46 6.24 6.73 5.98 7.89 MEAN 4.99 5.51 7.15 9.62 10.68 10.87 11.75 10.35 8.66 7.59 6.58 5.51 8.27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1.53 1.40 4.44 9.27 14.18 21.46 26.17 23.49 17.03 6.38 5.01 3.64 11.17 1952 1.23 2.68 4.16 6.73 12.07 20.41 25.23 24.36 16.42 11.19 4.44 2.69 10.97 1953 2.38 3.81 2.75 6.57 11.23 17.41 22.54 21.50 16.05 8.25 3.40 0.72 9.72 1954 1.65 1.16 1.51 3.78 12.23 17.77 21.38 20.35 15.77 10.44 3.80 2.26 9.34 1955 2.42 4.44 2.79 7.17 11.15 21.50 25.63 24.80 15.99 10.46 6.15 3.21 11.31 1956 1.63 2.01 2.45 4.37 10.70 19.91 27.80 22.81 15.67 10.26 6.86 2.07 10.55 1957 0.95 1.90 4.40 6.39 12.08 16.46 20.02 19.17 16.63 7.29 2.67 1.94 9.16 1958 1.94 3.82 6.04 7.13 13.74 23.02 26.82 21.21 17.49 10.47 3.57 2.76 11.50 1959 2.12 1.42 1.90 9.58 15.11 22.00 23.16 24.10 18.95 10.65 3.24 1.20 11.12 1960 3.05 3.59 2.41 5.42 11.49 22.05 23.02 22.58 15.46 10.82 4.18 2.77 10.57 1961 1.68 1.69 4.21 5.71 15.37 24.45 26.48 22.69 16.06 8.72 4.01 3.31 11.20 1962 2.76 4.14 5.99 5.53 12.78 20.19 27.87 22.01 14.09 8.66 3.28 3.08 10.86 1963 3.19 4.13 3.77 7.18 8.01 18.80 24.23 20.49 16.31 9.96 3.43 1.90 10.12 1964 0.71 1.04 5.53 5.57 14.87 24.43 26.66 26.10 17.63 9.18 6.58 2.34 11.72 1965 1.19 3.51 4.48 9.71 17.90 24.79 27.73 24.91 16.78 9.91 5.78 4.21 12.58 1966 5.18 4.68 5.39 8.28 15.90 27.31 27.47 27.81 18.64 8.44 6.51 4.96 13.38 1967 2.67 2.00 5.70 6.20 13.62 22.01 24.78 25.66 17.75 8.22 4.77 3.69 11.42 1968 3.69 2.66 4.09 6.20 14.24 22.67 27.12 24.74 20.13 10.17 3.91 1.79 11.78 1969 1.51 1.37 2.86 6.70 10.24 20.05 20.50 21.56 15.69 7.66 3.30 2.91 9.53 1970 1.33 3.77 5.10 9.48 18.28 22.66 24.18 24.96 16.53 10.00 6.36 2.56 12.10 1971 1.65 3.22 7.05 7.41 18.28 22.68 25.43 24.00 17.59 9.59 4.71 3.33 12.08 1972 0.75 0.79 1.93 9.02 9.95 17.23 23.63 18.90 17.81 11.42 5.90 1.03 9.86 1973 1.94 3.78 3.66 8.35 12.12 23.12 25.60 22.85 14.43 10.77 6.84 2.57 11.34 1974 1.02 0.82 4.13 6.07 14.14 20.21 22.24 19.61 15.07 9.77 5.81 2.15 10.09 1975 1.88 2.20 4.54 9.08 16.00 24.71 29.95 24.25 17.22 9.05 3.52 1.76 12.01 1976 2.60 1.41 2.31 5.07 10.29 20.42 24.77 24.49 17.44 7.70 4.02 1.91 10.20 1977 0.80 3.01 8.04 10.38 13.69 24.83 26.57 22.36 17.29 8.25 3.12 2.02 11.70 1978 2.04 1.82 4.12 8.67 10.89 19.23 25.35 22.88 18.77 9.98 2.00 2.96 10.73 1979 2.41 2.79 4.87 10.50 14.48 19.60 28.61 23.37 17.90 11.05 5.95 2.56 12.01 1980 1.85 1.18 3.13 10.14 14.25 22.53 28.05 20.22 14.54 8.49 5.24 3.82 11.12 1981 2.76 3.25 4.96 6.63 10.25 16.63 19.82 17.98 13.98 6.22 5.21 2.57 9.19 1982 1.19 1.28 2.63 8.38 11.17 17.19 21.32 18.15 11.80 4.89 1.78 1.47 8.44 1983 1.82 3.21 3.31 5.50 9.11 17.81 25.00 20.18 13.24 7.83 5.24 1.87 9.51 1984 1.71 1.52 3.04 7.35 11.73 19.41 26.14 22.78 13.34 7.37 3.94 1.16 9.96 1985 1.36 3.76 2.65 7.52 12.92 23.86 23.48 19.01 17.12 8.58 5.04 2.01 10.61 1986 2.59 2.63 2.38 5.67 13.03 20.94 26.07 23.55 17.08 9.94 5.48 2.86 11.02 1987 4.34 3.81 4.57 8.30 17.46 24.77 26.12 25.55 16.19 6.96 6.23 5.10 12.45 1988 2.14 2.75 4.77 7.35 11.01 24.11 23.67 21.85 15.87 10.17 7.42 4.83 11.33 1989 1.78 2.19 5.05 11.50 15.21 27.13 31.35 26.39 19.25 13.67 5.59 3.05 13.51 1990 1.36 2.25 5.93 7.81 17.67 28.85 27.20 25.76 21.46 10.18 7.57 2.92 13.25 1991 1.43 2.22 2.65 8.25 10.47 21.51 26.72 24.57 17.15 10.77 5.00 3.42 11.18 1992 1.71 2.90 2.86 5.58 7.17 16.46 20.70 15.86 13.35 8.57 5.11 1.64 8.49 1993 2.41 1.78 4.55 8.37 8.98 19.62 26.03 21.78 19.21 10.59 4.62 2.42 10.86 1994 2.56 2.29 4.26 8.45 17.16 22.17 27.27 27.77 16.30 10.45 5.95 2.46 12.26 1995 2.81 2.48 4.02 7.36 13.63 19.89 24.53 21.82 16.46 9.02 7.74 2.92 11.06 1996 2.70 2.83 2.62 7.27 14.74 22.12 25.48 22.59 17.86 9.49 4.85 4.31 11.41 1997 2.75 3.50 4.21 9.25 13.46 21.62 27.87 24.17 18.35 12.64 3.95 2.87 12.05 1998 1.87 2.18 5.67 9.59 12.30 23.22 26.81 23.73 17.46 11.03 7.47 4.77 12.17 1999 2.17 5.67 3.97 8.45 15.30 26.15 23.16 26.52 14.86 9.88 3.35 4.23 11.98 2000 4.06 3.10 6.99 15.54 20.43 23.58 26.35 26.80 20.17 9.34 4.33 3.03 13.64 2001 2.63 4.94 8.28 14.00 24.21 27.85 28.28 26.94 19.08 9.89 7.60 3.38 14.76 2002 3.50 5.14 9.36 8.51 14.05 27.19 30.52 30.80 22.33 15.25 5.20 1.71 14.46 2003 2.43 2.98 4.12 7.77 10.95 19.02 25.66 22.60 15.59 13.38 4.47 2.60 10.96 2004 2.42 5.01 5.32 6.16 15.47 27.65 25.17 28.77 20.97 11.18 6.12 2.56 13.07 2005 2.35 3.07 5.62 10.89 13.69 24.13 31.55 25.58 22.54 13.61 5.20 4.15 13.53 MEAN 2.16 2.78 4.32 7.87 13.47 21.94 25.55 23.27 16.98 9.71 4.96 2.77 11.32 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 82 82 69 52 51 31 31 29 40 70 61 68 56 1952 84 78 71 66 57 38 33 27 35 41 66 73 56 1953 75 71 79 66 58 51 41 36 39 55 74 90 61 1954 81 86 89 80 53 41 42 39 37 46 73 78 62 1955 74 64 79 63 56 37 37 35 41 40 58 70 55 1956 80 81 81 78 58 36 33 32 41 42 51 80 58 1957 86 80 71 60 52 48 42 42 36 64 79 82 62 1958 81 68 64 68 45 37 32 36 35 41 65 77 54 1959 78 81 83 61 44 37 35 36 38 48 71 84 58 1960 71 72 80 71 57 38 37 37 42 46 69 70 58 1961 81 82 69 73 50 34 35 34 41 50 73 70 58 1962 70 67 65 68 52 37 30 32 40 54 70 71 55 1963 74 71 75 69 69 47 38 39 43 53 74 80 61 1964 81 88 68 68 44 28 31 28 32 40 51 66 52 1965 83 65 67 52 40 28 29 28 34 54 61 59 50 1966 56 63 61 57 37 28 27 22 28 51 45 52 44 1967 66 77 58 66 47 31 32 24 34 56 66 61 52 1968 59 71 71 64 43 31 25 28 26 46 70 80 51 1969 74 77 82 62 59 42 43 33 40 63 73 73 60 1970 80 67 64 56 41 33 32 31 34 47 57 72 51 1971 79 69 61 62 36 33 32 28 31 49 67 71 52 1972 82 79 84 57 57 48 32 35 35 45 58 84 58 1973 70 68 71 60 54 35 33 37 43 47 53 70 53 1974 83 83 73 70 49 41 40 37 40 41 57 74 57 1975 75 76 69 54 42 31 29 32 36 49 70 81 54 1976 74 81 78 72 61 41 38 32 38 60 62 79 60 1977 81 71 56 53 48 38 32 36 37 61 78 80 56 1978 76 82 72 60 59 42 35 31 37 51 81 76 59 1979 77 75 68 57 44 39 31 32 39 52 55 76 54 1980 77 84 78 59 51 37 31 41 48 57 65 67 58 1981 73 70 69 67 61 48 50 48 52 65 64 77 62 1982 83 83 79 64 59 50 45 47 54 74 83 81 67 1983 79 71 72 72 67 50 44 47 53 58 68 81 64 1984 78 77 77 67 55 43 38 43 49 61 73 81 62 1985 83 69 78 66 53 38 41 42 39 53 64 81 59 1986 73 76 73 69 53 37 32 29 38 54 60 68 55 1987 61 64 67 58 39 27 31 31 38 55 56 56 49 1988 73 71 65 64 57 36 40 35 42 45 53 58 53 1989 70 67 61 41 40 26 24 27 29 39 56 72 46 1990 82 77 57 62 37 27 29 30 28 48 53 72 50 1991 82 76 78 61 56 35 32 29 42 43 61 69 55 1992 78 71 72 69 65 53 47 50 48 55 67 83 63 1993 71 82 64 59 64 44 32 36 34 34 62 78 55 1994 73 75 74 59 40 38 30 28 27 42 66 75 52 1995 75 78 71 66 48 46 44 45 43 52 53 68 57 1996 70 71 79 60 44 39 37 36 45 53 62 63 55 1997 73 64 69 57 52 44 35 36 36 46 69 73 55 1998 78 78 64 60 52 36 35 37 40 47 56 64 54 1999 77 59 71 55 43 28 39 34 48 56 76 66 54 2000 63 72 55 40 35 34 33 29 35 51 63 73 49 2001 72 55 53 44 29 28 28 29 32 53 53 72 46 2002 68 60 48 62 50 27 23 22 25 39 67 82 48 2003 77 75 72 68 56 43 39 40 46 43 68 75 59 2004 78 66 71 69 47 26 35 24 27 45 62 73 52 2005 73 69 67 52 47 36 26 29 28 37 62 64 49 MEAN 76 73 70 62 50 37 35 34 38 50 64 73 55 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 96 95 88 76 74 48 46 45 55 87 82 89 73 1952 96 94 93 86 82 58 52 43 53 65 82 91 75 1953 91 91 96 86 81 71 57 51 56 77 91 98 79 1954 94 96 99 93 76 63 61 57 54 65 90 94 79 1955 92 88 93 85 77 57 52 50 56 57 80 89 73 1956 93 95 95 93 80 55 51 48 57 61 71 95 75 1957 97 94 92 79 73 67 58 57 50 83 94 95 78 1958 95 91 87 89 68 63 48 53 53 60 87 94 74 1959 94 92 96 84 67 58 51 53 58 68 91 94 76 1960 90 92 95 92 80 56 54 54 61 68 89 90 77 1961 95 96 93 93 73 54 51 49 58 68 90 91 76 1962 89 88 89 90 78 57 45 48 57 74 90 89 75 1963 91 90 93 90 93 66 53 54 58 71 93 93 79 1964 92 97 90 88 66 43 47 42 51 59 72 84 69 1965 92 84 87 78 62 45 43 45 53 77 81 79 69 1966 77 85 83 79 59 44 40 36 45 72 68 73 63 1967 81 88 79 86 71 49 46 37 52 77 85 80 69 1968 79 88 89 85 66 51 40 43 42 66 87 91 69 1969 86 86 95 82 80 62 61 50 59 83 92 91 77 1970 93 89 89 79 64 50 50 50 56 71 81 87 72 1971 92 92 85 84 60 52 50 47 52 75 89 87 72 1972 92 90 96 81 81 72 53 57 59 70 81 93 77 1973 88 90 89 81 79 57 53 54 65 71 75 89 74 1974 93 92 91 89 73 64 58 57 60 65 80 91 76 1975 91 93 91 80 66 52 47 51 57 71 90 93 74 1976 91 94 94 92 84 66 61 55 62 82 82 93 80 1977 91 92 84 79 75 63 53 58 62 81 96 94 77 1978 91 96 94 85 83 66 56 54 63 77 95 94 80 1979 90 91 90 81 68 64 55 55 65 77 79 92 76 1980 92 95 94 82 75 59 51 62 71 81 87 88 78 1981 90 89 91 88 83 70 70 70 74 86 86 91 82 1982 94 94 94 88 80 71 65 69 77 91 95 94 84 1983 92 91 90 90 88 73 66 68 74 82 88 95 83 1984 92 92 93 89 79 64 59 66 72 84 89 94 81 1985 94 91 93 87 80 61 63 67 64 76 82 94 79 1986 93 93 91 92 81 63 50 45 54 77 81 85 75 1987 82 84 88 81 62 44 49 50 60 74 79 75 69 1988 91 88 89 84 76 53 55 50 62 68 76 78 73 1989 85 84 83 65 61 40 39 42 48 59 77 89 64 1990 94 93 82 82 56 43 44 46 46 69 74 86 68 1991 95 92 93 82 79 53 48 44 59 67 82 88 74 1992 91 90 89 88 83 73 61 68 70 77 85 94 81 1993 91 96 86 81 88 65 50 54 51 48 78 95 74 1994 93 93 96 82 61 57 46 40 36 62 90 94 71 1995 96 96 95 91 68 63 56 58 60 74 73 87 76 1996 90 94 96 86 66 54 47 48 61 77 87 87 74 1997 94 93 92 86 78 68 45 47 52 67 89 94 75 1998 97 96 88 84 78 50 49 51 52 73 85 89 74 1999 98 90 93 83 66 39 53 44 67 79 98 91 75 2000 85 96 85 63 49 46 42 42 54 77 86 97 69 2001 96 87 83 71 45 39 35 40 43 80 83 95 66 2002 96 90 79 91 76 39 34 30 36 61 94 96 69 2003 96 94 93 88 85 61 49 51 59 62 92 96 77 2004 97 93 92 92 71 45 52 37 42 69 82 90 72 2005 89 86 86 73 70 56 42 43 44 58 82 84 68 MEAN 92 91 90 84 73 57 51 51 57 72 85 90 74 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 64 61 50 30 31 19 19 17 27 54 40 47 38 1952 67 55 46 45 34 22 19 14 20 21 46 51 37 1953 53 49 58 45 36 35 27 24 24 34 53 78 43 1954 60 72 74 64 35 25 28 24 22 29 53 56 45 1955 52 40 62 41 37 23 24 23 29 25 39 51 37 1956 58 62 61 59 38 22 20 20 27 25 33 61 41 1957 70 62 47 42 35 32 31 30 24 44 61 62 45 1958 61 40 41 47 27 18 20 23 20 24 40 54 35 1959 55 63 65 36 26 20 22 22 21 28 50 69 40 1960 48 49 59 50 37 25 24 22 26 27 45 44 38 1961 62 64 45 52 30 19 22 20 26 34 54 47 40 1962 48 44 40 45 31 22 19 20 26 36 45 49 35 1963 54 51 53 45 47 31 25 27 28 37 53 63 43 1964 66 76 44 46 25 17 19 16 18 25 30 46 36 1965 71 43 45 29 23 15 18 16 21 33 41 39 33 1966 34 39 37 36 21 16 15 13 15 30 22 32 26 1967 47 62 34 46 26 17 21 13 19 34 43 39 33 1968 37 52 51 44 24 17 13 15 13 28 50 61 34 1969 59 64 61 43 39 25 26 20 22 42 48 48 41 1970 62 41 42 32 22 19 18 16 18 27 32 54 32 1971 55 41 36 42 19 17 18 14 15 27 43 51 32 1972 69 65 67 35 34 28 18 19 18 24 34 67 40 1973 43 43 50 39 33 18 18 21 25 25 30 49 33 1974 65 68 55 50 28 22 25 23 23 22 36 49 39 1975 51 56 46 32 21 16 15 17 19 27 49 62 34 1976 52 61 58 50 38 21 19 16 19 38 40 58 39 1977 67 44 29 30 26 17 16 19 18 42 52 55 35 1978 56 60 46 38 36 22 18 15 17 29 62 51 38 1979 64 58 50 41 31 20 14 14 18 29 31 51 35 1980 55 66 57 34 30 19 16 25 29 34 40 44 37 1981 49 49 45 46 38 29 32 28 30 42 41 58 41 1982 66 66 61 38 39 30 26 29 34 55 66 57 47 1983 57 44 51 50 44 31 24 27 32 34 46 61 42 1984 57 53 57 45 33 25 21 24 29 36 53 59 41 1985 65 42 57 43 29 20 22 21 18 30 44 61 38 1986 46 51 51 46 29 19 18 16 23 33 40 50 35 1987 38 42 44 37 21 13 17 16 22 36 33 38 30 1988 51 50 41 43 40 23 26 23 25 28 30 38 35 1989 52 47 40 23 22 16 14 14 16 20 36 49 29 1990 66 57 34 43 22 15 18 17 15 30 32 54 34 1991 63 55 60 39 38 22 19 17 26 24 39 49 38 1992 60 48 53 48 49 34 36 34 28 34 47 67 45 1993 48 63 43 39 42 27 19 20 21 22 44 53 37 1994 49 50 49 38 23 23 17 18 19 24 41 50 33 1995 49 53 44 43 33 33 34 35 29 33 34 47 39 1996 46 49 56 37 29 27 29 27 32 33 37 36 37 1997 48 36 43 34 32 27 27 27 21 27 48 52 35 1998 53 58 41 39 35 27 26 26 30 27 33 42 36 1999 49 34 48 33 26 21 29 27 34 36 52 38 36 2000 39 40 32 24 24 25 26 20 19 32 37 43 30 2001 45 26 29 25 18 21 22 22 24 31 28 45 28 2002 39 34 24 36 29 18 15 15 17 23 40 60 29 2003 55 53 47 47 36 32 30 31 36 29 42 51 41 2004 56 40 50 48 29 14 21 13 15 25 42 54 34 2005 52 49 47 33 29 21 15 17 15 22 41 42 32 MEAN 55 52 48 41 31 22 22 21 23 31 42 52 37 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 93 92 85 69 62 38 39 36 49 80 78 82 67 1952 92 90 85 80 70 47 42 37 47 59 79 85 68 1953 89 86 92 79 70 59 50 47 51 73 83 96 73 1954 89 93 95 89 64 49 52 51 48 60 86 87 72 1955 88 82 89 79 69 49 47 46 52 54 73 83 68 1956 90 90 89 89 70 46 46 46 53 57 65 90 69 1957 93 91 87 72 65 60 51 53 49 80 91 90 74 1958 91 86 81 83 57 48 41 48 50 55 79 91 68 1959 92 85 92 78 57 48 43 44 52 64 87 89 69 1960 85 89 91 81 69 48 47 48 55 63 84 87 71 1961 90 91 88 87 63 43 44 47 55 65 88 88 71 1962 85 83 84 84 64 48 41 44 54 70 85 86 69 1963 89 87 89 86 81 59 49 51 56 67 88 89 74 1964 84 92 83 82 58 36 42 39 45 54 68 76 63 1965 86 79 82 70 54 38 38 42 48 70 77 72 63 1966 70 81 74 75 52 38 37 34 42 67 64 65 58 1967 75 85 75 82 64 40 41 36 48 75 82 77 65 1968 70 82 83 80 58 43 34 40 41 64 86 87 64 1969 79 80 90 79 74 55 57 47 56 77 88 88 73 1970 86 85 81 74 56 43 46 47 54 69 79 82 67 1971 89 86 80 80 54 45 45 42 51 71 86 82 68 1972 86 85 93 75 70 61 47 51 55 67 77 90 71 1973 84 86 84 77 68 50 47 49 60 68 71 85 69 1974 89 88 89 81 66 57 53 52 57 61 74 86 71 1975 87 87 87 75 56 45 43 46 54 68 86 90 69 1976 88 89 90 86 76 57 55 54 59 77 80 87 75 1977 87 88 80 72 68 56 51 55 60 78 94 92 73 1978 87 93 91 80 77 58 50 50 61 74 91 89 75 1979 88 88 89 79 66 53 48 52 61 73 77 88 72 1980 88 92 91 78 69 54 46 57 68 79 84 84 74 1981 88 85 87 84 73 60 64 68 72 85 83 88 78 1982 92 89 90 85 74 67 67 68 75 87 93 91 82 1983 86 88 87 87 82 68 63 65 71 76 84 92 79 1984 88 89 89 85 73 60 55 62 71 79 87 91 77 1985 93 85 90 84 73 59 59 61 61 73 80 88 76 1986 89 90 88 87 69 51 45 43 51 71 75 78 70 1987 76 78 81 75 52 39 43 44 58 72 73 71 64 1988 82 85 81 79 72 47 50 46 57 61 70 74 67 1989 79 79 79 56 53 35 34 38 44 53 73 82 59 1990 90 89 76 78 50 37 38 41 42 64 70 82 63 1991 91 87 89 76 71 47 41 40 54 62 78 79 68 1992 87 83 83 82 77 67 54 62 66 73 80 90 75 1993 84 92 81 73 79 57 42 51 46 44 72 91 68 1994 87 88 90 76 53 48 39 37 33 58 84 90 65 1995 94 93 91 81 59 54 51 53 55 71 71 83 71 1996 86 84 91 75 55 47 44 42 57 72 85 82 68 1997 86 85 86 72 62 56 41 44 48 63 86 90 68 1998 91 90 82 76 64 43 43 47 50 68 80 83 68 1999 91 83 87 72 56 35 47 41 61 76 94 87 69 2000 78 93 81 58 46 41 39 39 49 73 83 90 64 2001 89 81 76 64 40 35 33 37 41 75 73 90 61 2002 89 81 71 80 64 35 30 28 34 56 89 94 63 2003 92 88 87 83 69 53 46 48 56 58 88 89 71 2004 93 85 89 86 61 35 47 35 41 64 77 84 66 2005 85 81 81 69 61 46 35 38 42 53 77 78 62 MEAN 87 87 85 78 64 49 46 47 53 68 81 85 69 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 71 76 56 35 37 21 22 20 30 58 44 53 44 1952 75 66 55 52 40 28 24 17 25 27 52 62 44 1953 58 56 65 52 42 38 31 27 28 40 63 82 49 1954 70 78 83 69 38 27 29 28 25 34 59 61 50 1955 59 47 69 46 41 25 27 26 31 29 45 57 42 1956 69 74 72 64 43 25 22 22 31 30 36 66 46 1957 77 69 54 49 40 38 33 33 26 49 65 68 50 1958 68 48 51 53 31 21 22 25 24 29 44 57 39 1959 63 74 71 41 30 24 25 28 25 36 54 73 45 1960 54 56 67 58 42 28 26 26 29 32 51 49 43 1961 67 69 52 57 32 22 24 23 30 38 58 50 44 1962 57 51 48 52 35 25 21 21 29 40 51 54 40 1963 57 57 61 50 55 35 28 30 31 41 58 67 48 1964 77 81 53 55 32 19 23 18 23 29 35 55 42 1965 77 51 53 34 26 18 20 18 24 41 47 45 38 1966 41 49 48 41 26 18 18 15 19 36 28 41 32 1967 56 70 42 53 29 20 23 15 24 40 49 47 39 1968 48 63 59 49 26 19 16 17 15 32 55 68 39 1969 66 69 71 48 46 29 30 23 25 49 55 54 47 1970 71 48 50 39 26 22 21 19 22 30 35 60 37 1971 65 53 47 48 22 20 20 16 18 32 48 57 37 1972 75 69 73 42 40 32 20 21 22 28 37 73 44 1973 51 50 59 45 37 21 21 24 29 30 35 53 38 1974 70 74 61 55 32 25 27 25 26 24 40 54 43 1975 57 63 54 38 24 19 17 19 22 33 53 68 39 1976 57 68 65 55 44 23 22 18 23 45 44 64 44 1977 71 51 35 36 31 20 18 22 22 47 57 62 39 1978 59 65 52 44 40 26 20 17 20 33 65 58 42 1979 66 64 56 45 35 22 15 17 22 33 35 56 39 1980 60 70 61 41 35 22 18 28 34 38 43 48 42 1981 56 55 51 53 43 32 36 32 36 46 45 61 46 1982 70 69 68 44 42 31 28 31 37 58 69 65 51 1983 63 51 56 56 48 34 27 31 36 39 48 65 46 1984 63 64 64 51 36 28 24 26 33 42 57 64 46 1985 69 52 64 47 33 23 25 24 21 35 47 68 42 1986 49 54 60 51 34 20 20 18 28 39 45 55 39 1987 47 52 56 44 25 16 20 22 26 41 39 43 36 1988 59 58 51 52 45 25 29 25 31 34 35 46 41 1989 57 52 47 29 26 17 15 18 20 26 43 58 34 1990 73 64 38 48 26 17 20 20 18 34 37 60 38 1991 71 63 67 46 43 25 22 20 29 28 46 55 43 1992 67 57 62 57 55 37 37 40 35 38 51 70 51 1993 57 68 48 44 49 31 22 24 25 27 48 58 42 1994 55 60 55 44 27 27 19 21 22 30 46 58 39 1995 56 62 51 51 38 36 36 38 33 38 39 54 44 1996 54 57 67 42 32 31 31 30 37 38 43 43 42 1997 56 44 50 40 37 29 28 29 25 32 54 57 40 1998 59 64 49 45 40 28 28 28 33 32 36 47 41 1999 56 40 57 40 33 23 31 29 38 41 56 44 41 2000 49 46 38 29 28 28 28 22 23 37 44 53 35 2001 52 33 35 31 22 22 23 23 27 37 34 52 33 2002 45 40 32 45 36 21 17 17 20 28 45 65 34 2003 62 58 56 51 39 34 32 33 38 31 47 56 45 2004 61 47 54 55 34 16 23 14 17 31 48 59 38 2005 60 56 54 38 33 24 17 19 17 25 45 49 36 MEAN 61 59 56 47 36 25 24 23 27 36 47 58 42 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 79 79 62 45 42 22 22 21 33 66 54 65 49 1952 83 72 64 56 47 30 23 19 29 32 62 70 49 1953 73 68 73 58 52 42 32 28 34 47 70 90 56 1954 82 84 84 76 46 30 32 28 30 41 71 79 57 1955 71 60 76 59 47 29 28 29 37 34 53 68 49 1956 79 79 77 74 47 27 25 24 34 37 47 79 52 1957 84 77 63 55 44 40 35 35 30 60 77 80 57 1958 79 62 56 64 36 25 23 27 28 34 61 75 48 1959 78 81 80 52 33 26 26 27 30 40 69 86 52 1960 69 67 76 65 49 29 29 28 33 38 66 67 51 1961 82 81 59 67 42 25 27 28 34 45 71 65 52 1962 66 59 57 58 42 27 23 25 34 49 66 69 48 1963 71 63 68 61 57 38 30 32 36 48 71 79 55 1964 81 88 60 64 34 20 23 20 24 35 46 65 47 1965 84 59 60 43 30 20 25 22 27 46 56 56 44 1966 48 56 52 47 29 21 22 16 22 46 39 48 37 1967 66 74 49 57 37 23 26 19 27 52 63 61 46 1968 55 69 65 58 33 23 19 22 20 43 71 83 47 1969 76 79 78 54 50 33 34 26 34 58 70 72 55 1970 82 60 56 44 32 24 23 22 27 42 55 73 45 1971 78 62 51 51 27 23 23 18 22 42 61 70 44 1972 82 80 80 49 48 37 21 25 27 41 56 88 53 1973 67 59 62 52 43 23 23 28 33 42 49 71 46 1974 82 83 66 62 40 31 30 29 34 36 56 77 52 1975 77 72 58 44 32 21 19 23 28 43 67 82 47 1976 72 79 71 68 54 28 25 20 30 57 61 82 54 1977 82 64 44 43 37 26 20 25 27 58 76 79 48 1978 77 82 64 49 50 29 23 20 28 47 82 75 52 1979 79 78 70 59 42 27 19 19 28 47 51 77 50 1980 76 84 77 49 40 24 21 31 40 51 63 69 52 1981 72 66 60 59 54 39 38 35 43 61 62 77 56 1982 87 83 78 57 51 43 29 35 44 75 83 85 63 1983 81 64 69 69 63 38 30 36 47 57 66 81 58 1984 80 76 75 61 43 32 27 32 41 58 71 78 56 1985 83 66 74 62 43 25 28 29 30 48 61 83 53 1986 72 77 71 61 45 27 25 22 33 45 56 66 50 1987 53 57 56 50 32 19 22 24 30 50 51 49 41 1988 68 64 58 56 51 29 32 28 34 38 47 52 46 1989 70 61 55 32 32 20 19 19 23 32 49 67 40 1990 78 69 51 55 30 21 24 24 22 43 46 70 44 1991 78 73 74 53 48 27 25 24 38 36 53 63 49 1992 77 68 66 61 59 45 42 42 41 48 64 82 58 1993 65 78 60 55 57 38 25 28 34 32 60 75 51 1994 67 70 67 52 35 30 22 24 25 37 60 71 47 1995 69 73 62 60 44 41 40 41 36 44 45 61 51 1996 62 69 72 54 40 33 33 32 40 44 54 55 49 1997 70 55 62 48 46 37 31 32 30 40 64 68 49 1998 72 73 55 52 46 31 30 33 35 36 48 55 47 1999 77 50 66 47 32 24 34 32 42 48 68 58 48 2000 58 62 43 31 29 29 29 25 31 44 58 64 42 2001 66 42 41 33 23 24 24 25 28 45 46 68 39 2002 58 49 36 50 42 21 18 18 20 32 58 78 40 2003 69 68 64 60 48 37 35 36 41 36 63 72 52 2004 72 54 64 62 38 20 31 19 22 39 59 72 46 2005 68 65 61 46 42 28 20 24 23 31 56 58 44 MEAN 73 69 64 55 42 29 27 26 32 45 60 71 49 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 0 0 0 2 11 18 28 25 12 1 0 0 97 1952 0 0 0 0 9 21 29 25 9 0 0 0 93 1953 0 0 0 1 2 21 31 31 12 3 0 0 101 1954 0 0 0 0 8 12 31 25 7 0 0 0 83 1955 0 0 0 0 2 24 31 26 13 0 0 0 96 1956 0 0 0 1 3 14 31 30 11 1 0 0 91 1957 0 0 0 0 4 19 27 23 5 2 0 0 80 1958 0 0 0 3 5 27 28 24 14 0 0 0 101 1959 0 0 0 5 11 22 29 30 23 5 0 0 125 1960 0 0 0 2 10 27 29 30 13 0 0 0 111 1961 0 0 0 1 11 27 31 30 12 1 0 0 113 1962 0 0 0 0 6 21 31 24 9 3 0 0 94 1963 0 0 0 5 3 25 30 30 15 2 0 0 110 1964 0 0 1 0 7 26 30 25 11 1 0 0 101 1965 0 0 0 1 18 27 30 26 8 5 0 0 115 1966 0 0 0 0 5 29 30 31 8 0 0 0 103 1967 0 0 0 1 7 22 31 29 13 0 0 0 103 1968 0 0 0 1 5 20 28 23 18 0 0 0 95 1969 0 0 0 2 7 24 26 26 13 3 0 0 101 1970 0 0 0 2 17 23 30 31 14 4 0 0 121 1971 0 0 3 1 12 27 30 28 10 4 0 0 115 1972 0 0 0 3 4 17 28 17 16 1 0 0 86 1973 0 0 0 1 7 26 31 29 14 2 0 0 110 1974 0 0 1 2 10 23 29 23 8 0 0 0 96 1975 0 0 0 2 13 30 31 26 13 1 0 0 116 1976 0 0 0 0 6 26 30 31 16 0 0 0 109 1977 0 0 1 3 7 30 31 27 17 2 0 0 118 1978 0 0 0 4 6 22 30 26 25 1 0 0 114 1979 0 0 0 4 2 22 31 29 17 4 0 0 109 1980 0 0 0 7 15 24 31 29 18 5 0 0 129 1981 0 0 0 3 6 20 28 31 16 0 0 0 104 1982 0 0 0 3 7 22 29 23 8 0 0 0 92 1983 0 0 0 0 7 26 31 29 14 3 0 0 110 1984 0 0 0 3 8 23 31 31 11 2 0 0 109 1985 0 0 0 3 9 28 31 24 20 1 0 0 116 1986 0 0 0 0 9 23 28 24 11 2 0 0 97 1987 0 0 0 2 12 20 29 28 9 1 0 0 101 1988 0 0 0 1 4 26 30 24 12 0 0 0 97 1989 0 0 0 0 8 27 31 29 13 9 0 0 117 1990 0 0 0 2 10 27 30 28 18 1 0 0 116 1991 0 0 0 0 4 20 28 28 16 0 0 0 96 1992 0 0 0 0 1 15 31 17 2 0 0 0 66 1993 0 0 0 1 3 18 31 27 18 1 0 0 99 1994 0 0 0 5 12 26 30 31 1 0 0 0 105 1995 0 0 0 1 5 27 31 31 16 1 0 0 112 1996 0 0 0 0 7 20 30 23 18 1 0 0 99 1997 0 0 0 2 10 27 31 28 13 5 0 0 116 1998 0 0 0 3 5 25 29 30 13 4 0 0 109 1999 0 0 0 0 11 28 27 31 15 5 0 0 117 2000 0 0 0 8 19 23 31 31 21 0 0 0 133 2001 0 0 0 6 23 26 31 30 16 3 0 0 135 2002 0 0 1 3 7 27 29 29 21 7 0 0 124 2003 0 0 0 6 4 23 31 31 14 6 0 0 115 2004 0 0 0 2 10 25 29 31 12 2 0 0 111 2005 0 0 0 2 2 26 31 25 19 4 0 0 109 MEAN 0.0 0.0 0.1 2.0 7.9 23.5 29.8 27.3 13.5 2.0 0.0 0.0 106.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 4 6 2 0 0 0 0 0 0 0 0 1 13 1952 2 0 0 0 0 0 0 0 0 0 2 3 7 1953 0 0 0 0 0 0 0 0 0 0 4 4 8 1954 1 4 4 0 0 0 0 0 0 0 5 0 14 1955 0 0 0 0 0 0 0 0 0 0 0 0 0 1956 3 0 1 0 0 0 0 0 0 0 0 7 11 1957 8 3 0 0 0 0 0 0 0 0 2 3 16 1958 1 0 0 0 0 0 0 0 0 0 1 0 2 1959 0 8 0 0 0 0 0 0 0 0 0 6 14 1960 0 1 4 0 0 0 0 0 0 0 0 0 5 1961 2 1 0 0 0 0 0 0 0 0 0 0 3 1962 1 0 0 0 0 0 0 0 0 0 0 2 3 1963 1 0 0 0 0 0 0 0 0 0 0 7 8 1964 17 1 0 0 0 0 0 0 0 0 0 8 26 1965 4 0 1 0 0 0 0 0 0 0 0 0 5 1966 0 0 0 0 0 0 0 0 0 0 0 2 2 1967 5 7 0 0 0 0 0 0 0 0 0 0 12 1968 0 4 0 0 0 0 0 0 0 0 0 0 4 1969 11 12 1 0 0 0 0 0 0 0 0 0 24 1970 3 0 0 0 0 0 0 0 0 0 0 2 5 1971 2 1 0 0 0 0 0 0 0 0 0 0 3 1972 16 16 1 0 0 0 0 0 0 0 0 8 41 1973 9 1 0 0 0 0 0 0 0 0 0 4 14 1974 15 12 2 0 0 0 0 0 0 0 0 0 29 1975 4 4 0 0 0 0 0 0 0 0 1 5 14 1976 1 9 2 0 0 0 0 0 0 0 1 2 15 1977 21 0 0 0 0 0 0 0 0 1 0 1 23 1978 4 2 0 0 0 0 0 0 0 0 0 0 6 1979 5 0 1 0 0 0 0 0 0 0 0 0 6 1980 7 5 0 0 0 0 0 0 0 0 0 0 12 1981 0 0 0 0 0 0 0 0 0 0 0 0 0 1982 4 1 0 0 0 0 0 0 0 0 0 2 7 1983 3 0 0 0 0 0 0 0 0 0 0 2 5 1984 1 7 0 0 0 0 0 0 0 0 0 6 14 1985 1 1 2 0 0 0 0 0 0 0 0 0 4 1986 1 3 0 0 0 0 0 0 0 0 0 2 6 1987 1 0 0 0 0 0 0 0 0 0 0 1 2 1988 0 4 0 0 0 0 0 0 0 0 0 0 4 1989 8 7 0 0 0 0 0 0 0 0 0 0 15 1990 6 1 0 0 0 0 0 0 0 0 0 8 15 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 4 1 0 0 0 0 0 0 0 0 0 0 5 1994 1 4 0 0 0 0 0 0 0 0 0 3 8 1995 0 1 0 0 0 0 0 0 0 0 0 2 3 1996 6 4 1 0 0 0 0 0 0 0 0 0 11 1997 1 0 0 0 0 0 0 0 0 0 0 1 2 1998 0 6 1 0 0 0 0 0 0 0 0 0 7 1999 1 0 0 0 0 0 0 0 0 0 0 0 1 2000 2 0 0 0 0 0 0 0 0 0 0 0 2 2001 7 0 1 0 0 0 0 0 0 0 0 0 8 2002 0 1 0 0 0 0 0 0 0 0 0 3 4 2003 4 0 0 0 0 0 0 0 0 0 0 2 6 2004 0 0 0 0 0 0 0 0 0 0 0 2 2 2005 0 2 0 0 0 0 0 0 0 0 0 1 3 MEAN 3.7 2.6 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.3 1.8 8.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 0 0 0 0 1 0 2 1 0 0 0 0 4 1952 0 0 0 0 0 1 3 1 0 0 0 0 5 1953 0 0 0 0 0 2 3 2 0 0 0 0 7 1954 0 0 0 0 0 0 3 0 0 0 0 0 3 1955 0 0 0 0 0 1 7 11 0 0 0 0 19 1956 0 0 0 0 0 0 17 1 0 0 0 0 18 1957 0 0 0 0 0 0 4 0 0 0 0 0 4 1958 0 0 0 0 0 0 3 0 0 0 0 0 3 1959 0 0 0 0 0 0 2 4 0 0 0 0 6 1960 0 0 0 0 0 1 6 1 0 0 0 0 8 1961 0 0 0 0 0 2 9 1 0 0 0 0 12 1962 0 0 0 0 1 0 5 0 0 0 0 0 6 1963 0 0 0 0 0 1 6 1 0 0 0 0 8 1964 0 0 0 0 0 0 9 3 0 0 0 0 12 1965 0 0 0 0 0 1 9 1 0 0 0 0 11 1966 0 0 0 0 0 6 6 2 1 0 0 0 15 1967 0 0 0 0 0 2 1 0 0 0 0 0 3 1968 0 0 0 0 0 1 1 1 0 0 0 0 3 1969 0 0 0 0 0 0 4 1 0 0 0 0 5 1970 0 0 0 0 0 1 1 1 0 0 0 0 3 1971 0 0 0 0 0 0 2 0 0 0 0 0 2 1972 0 0 0 0 0 1 0 0 0 0 0 0 1 1973 0 0 0 0 0 1 0 1 0 0 0 0 2 1974 0 0 0 0 0 0 2 0 0 0 0 0 2 1975 0 0 0 0 0 0 3 2 0 0 0 0 5 1976 0 0 0 0 0 0 3 1 0 0 0 0 4 1977 0 0 0 0 0 3 3 1 0 0 0 0 7 1978 0 0 0 0 0 0 3 0 0 0 0 0 3 1979 0 0 0 0 0 0 5 1 0 0 0 0 6 1980 0 0 0 0 0 1 6 0 0 0 0 0 7 1981 0 0 0 0 0 2 2 0 0 0 0 0 4 1982 0 0 0 0 0 0 0 1 0 0 0 0 1 1983 0 0 0 0 0 0 4 2 0 0 0 0 6 1984 0 0 0 0 0 0 7 1 0 0 0 0 8 1985 0 0 0 0 0 2 2 0 0 0 0 0 4 1986 0 0 0 0 0 0 7 3 0 0 0 0 10 1987 0 0 0 0 0 0 10 5 0 0 0 0 15 1988 0 0 0 0 1 7 15 2 0 0 0 0 25 1989 0 0 0 0 0 4 21 2 0 0 0 0 27 1990 0 0 0 0 0 9 8 5 0 0 0 0 22 1991 0 0 0 0 0 0 8 2 0 0 0 0 10 1992 0 0 0 0 0 3 3 1 0 0 0 0 7 1993 0 0 0 0 0 1 7 0 0 0 0 0 8 1994 0 0 0 0 0 5 15 7 0 0 0 0 27 1995 0 0 0 0 0 3 22 11 0 0 0 0 36 1996 0 0 0 0 0 3 16 7 0 0 0 0 26 1997 0 0 0 0 0 5 15 5 0 0 0 0 25 1998 0 0 0 0 0 6 14 8 0 0 0 0 28 1999 0 0 0 0 0 3 11 9 0 0 0 0 23 2000 0 0 0 0 0 1 11 7 0 0 0 0 19 2001 0 0 0 0 1 5 11 5 1 0 0 0 23 2002 0 0 0 0 0 2 7 3 0 0 0 0 12 2003 0 0 0 0 0 1 19 2 0 0 0 0 22 2004 0 0 0 0 0 2 13 7 0 0 0 0 22 2005 0 0 0 0 0 5 19 7 0 0 0 0 31 MEAN 0.0 0.0 0.0 0.0 0.1 1.7 7.2 2.5 0.0 0.0 0.0 0.0 11.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 14 15 6 0 0 0 0 0 0 0 2 8 45 1952 14 0 1 0 0 0 0 0 0 1 10 11 37 1953 5 1 1 0 0 0 0 0 0 3 6 6 22 1954 7 11 7 0 0 0 0 0 0 0 5 3 33 1955 9 4 0 0 0 0 0 0 0 0 0 4 17 1956 17 6 0 1 0 0 0 0 0 0 2 14 40 1957 23 12 0 0 0 0 0 0 0 0 5 11 51 1958 6 10 1 0 0 0 0 0 0 0 17 4 38 1959 15 18 1 0 0 0 0 0 0 0 0 17 51 1960 10 3 10 1 0 0 0 0 0 0 2 24 50 1961 12 12 2 0 0 0 0 0 0 0 1 7 34 1962 15 4 0 0 0 0 0 0 0 0 15 12 46 1963 7 1 2 0 0 0 0 0 0 0 4 12 26 1964 30 6 0 0 0 0 0 0 0 3 6 23 68 1965 10 9 6 0 0 0 0 0 0 0 0 11 36 1966 7 0 0 0 0 0 0 0 0 0 11 13 31 1967 21 9 2 0 0 0 0 0 0 0 0 10 42 1968 14 8 0 0 0 0 0 0 0 0 0 5 27 1969 20 18 2 0 0 0 0 0 0 0 5 3 48 1970 14 3 2 0 0 0 0 0 0 2 3 17 41 1971 22 12 0 0 0 0 0 0 0 0 1 6 41 1972 26 27 5 0 0 0 0 0 0 0 0 19 77 1973 29 4 3 0 0 0 0 0 0 1 9 17 63 1974 26 23 6 0 0 0 0 0 0 0 5 21 81 1975 19 12 5 0 0 0 0 0 0 3 8 14 61 1976 9 14 9 0 0 0 0 0 0 0 13 15 60 1977 27 10 0 0 0 0 0 0 0 2 0 9 48 1978 16 11 3 0 0 0 0 0 0 0 2 7 39 1979 10 3 7 0 0 0 0 0 0 0 16 9 45 1980 25 12 0 0 0 0 0 0 0 0 1 11 49 1981 11 8 0 1 0 0 0 0 0 0 0 7 27 1982 17 12 0 0 0 0 0 0 0 1 4 19 53 1983 18 9 2 0 0 0 0 0 0 0 0 9 38 1984 16 18 1 0 0 0 0 0 0 0 0 23 58 1985 17 5 9 0 0 0 0 0 0 0 1 6 38 1986 11 6 6 0 0 0 0 0 0 0 0 10 33 1987 2 4 0 0 0 0 0 0 0 1 2 5 14 1988 5 8 0 0 0 0 0 0 0 0 0 3 16 1989 21 18 0 0 0 0 0 0 0 0 0 0 39 1990 10 3 1 0 0 0 0 0 0 0 0 7 21 1991 5 6 1 0 0 0 0 0 0 0 0 5 17 1992 10 2 4 0 0 0 0 0 0 0 2 0 18 1993 14 5 1 0 0 0 0 0 0 0 0 1 21 1994 9 11 0 0 0 0 0 0 0 0 0 11 31 1995 1 4 0 0 0 0 0 0 0 1 3 7 16 1996 14 9 0 0 0 0 0 0 0 0 0 4 27 1997 3 9 1 0 0 0 0 0 0 0 2 2 17 1998 7 13 5 0 0 0 0 0 0 0 0 0 25 1999 6 0 0 0 0 0 0 0 0 0 0 0 6 2000 11 5 0 0 0 0 0 0 0 0 0 0 16 2001 11 4 1 0 0 0 0 0 0 0 0 3 19 2002 5 2 0 0 0 0 0 0 0 0 0 12 19 2003 9 3 2 0 0 0 0 0 0 0 0 5 19 2004 1 0 0 0 0 0 0 0 0 0 0 2 3 2005 1 7 1 0 0 0 0 0 0 0 0 2 11 MEAN 13.0 8.2 2.1 0.1 0.0 0.0 0.0 0.0 0.0 0.3 3.0 8.8 35.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 27 26 15 0 0 0 0 0 0 0 13 18 99 1952 26 12 5 0 0 0 0 0 0 5 17 25 90 1953 23 12 8 0 0 0 0 0 0 8 12 26 89 1954 24 24 13 0 0 0 0 0 0 0 8 26 95 1955 19 12 4 3 0 0 0 0 0 6 6 16 66 1956 28 20 6 3 0 0 0 0 0 4 13 25 99 1957 30 25 2 2 0 0 0 0 0 4 13 23 99 1958 22 23 3 0 0 0 0 0 0 7 24 25 104 1959 27 26 8 0 0 0 0 0 0 1 17 29 108 1960 27 18 21 2 0 0 0 0 0 0 16 31 115 1961 26 22 13 1 0 0 0 0 0 9 15 24 110 1962 28 15 6 1 0 0 0 0 1 2 15 24 92 1963 24 11 10 0 0 0 0 0 0 0 15 30 90 1964 31 20 3 0 0 0 0 0 0 12 16 29 111 1965 28 23 14 1 0 0 0 0 0 1 7 28 102 1966 20 12 8 1 0 0 0 0 0 1 19 23 84 1967 30 22 13 4 0 0 0 0 0 0 3 24 96 1968 26 24 8 1 0 0 0 0 0 3 3 14 79 1969 29 27 6 1 0 0 0 0 0 0 19 21 103 1970 29 13 9 0 0 0 0 0 0 6 12 26 95 1971 31 22 10 0 0 0 0 0 0 7 6 19 95 1972 31 29 20 0 0 0 0 0 0 3 16 27 126 1973 31 22 13 0 0 0 0 0 1 5 15 28 115 1974 31 26 15 2 0 0 0 0 0 17 18 29 138 1975 30 20 10 1 0 0 0 0 0 9 22 26 118 1976 23 23 18 2 0 0 0 0 0 3 22 29 120 1977 30 25 4 0 0 0 0 0 0 4 7 21 91 1978 30 24 11 0 0 0 0 0 0 0 19 18 102 1979 27 17 11 0 0 0 0 0 0 0 18 23 96 1980 30 25 9 0 0 0 0 0 0 4 5 26 99 1981 24 16 7 3 0 0 0 0 0 4 17 21 92 1982 28 26 13 1 0 0 0 0 0 4 14 29 115 1983 24 21 18 0 0 0 0 0 0 8 6 21 98 1984 28 27 4 0 0 0 0 0 0 9 3 30 101 1985 30 17 17 1 0 0 0 0 0 5 6 19 95 1986 30 22 20 2 0 0 0 0 0 0 15 17 106 1987 21 14 1 1 0 0 0 0 0 6 6 20 69 1988 26 16 1 0 0 0 0 0 0 0 6 12 61 1989 31 25 3 0 1 0 0 0 0 0 8 11 79 1990 26 17 7 0 0 0 0 0 0 0 3 19 72 1991 23 17 4 0 0 0 0 0 0 0 7 13 64 1992 24 20 13 0 0 0 0 0 0 2 9 11 79 1993 27 17 9 0 0 0 0 0 0 2 11 19 85 1994 20 21 2 3 0 0 0 0 0 0 0 18 64 1995 22 13 9 0 0 0 0 0 0 4 5 24 77 1996 24 20 8 4 0 0 0 0 0 1 12 14 83 1997 19 22 10 0 0 0 0 0 0 0 6 16 73 1998 22 24 7 0 0 0 0 0 0 1 0 7 61 1999 18 5 7 1 0 0 0 0 0 0 7 16 54 2000 22 17 11 0 0 0 0 0 0 0 7 12 69 2001 27 17 4 0 0 0 0 0 0 0 2 10 60 2002 18 14 8 0 0 0 0 0 0 0 4 25 69 2003 23 9 5 3 0 0 0 0 0 0 11 18 69 2004 10 8 2 0 0 0 0 0 0 0 1 18 39 2005 18 19 3 2 0 0 0 0 0 0 4 12 58 MEAN 25.5 19.3 8.9 0.8 0.0 0.0 0.0 0.0 0.0 3.0 10.6 21.2 89.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 23.4 21.6 24.3 21.4 40.8 0.0 0.0 0.0 0.0 5.6 5.0 13.6 155.7 1952 86.0 25.3 45.3 30.4 54.9 0.0 0.0 0.0 0.0 5.0 5.9 15.2 268.0 1953 12.3 53.7 102.5 59.5 32.0 8.3 0.0 0.0 2.0 10.6 39.0 46.6 366.5 1954 24.4 63.9 57.3 78.3 4.9 0.0 0.8 4.0 0.0 0.5 50.0 9.6 293.7 1955 9.0 22.5 131.6 19.4 34.9 0.7 0.1 0.0 0.0 0.0 5.3 12.5 236.0 1956 26.0 42.1 77.4 115.7 28.3 0.0 0.0 0.0 1.0 0.0 0.2 34.9 325.6 1957 53.0 40.0 30.5 48.1 22.0 11.0 0.0 0.0 0.0 23.3 21.9 7.0 256.8 1958 54.5 2.5 24.6 50.4 4.3 4.0 0.0 0.0 1.0 0.8 10.0 27.0 179.1 1959 31.0 37.8 66.1 35.2 10.1 5.4 0.0 0.0 0.0 13.4 10.3 25.3 234.6 1960 7.0 8.6 60.7 49.4 25.3 0.0 0.0 0.0 0.0 0.0 23.2 0.4 174.6 1961 28.0 27.2 32.0 72.6 45.1 12.0 0.0 0.3 0.0 13.0 20.7 3.6 254.5 1962 2.3 22.0 49.2 71.4 13.3 10.1 0.0 0.0 0.0 10.6 4.4 13.9 197.2 1963 7.0 9.0 36.0 44.2 113.4 0.6 2.0 2.0 4.0 4.0 15.3 23.8 261.3 1964 12.0 37.8 57.3 72.2 4.6 0.2 4.0 0.0 0.0 0.0 10.0 17.0 215.1 1965 30.2 23.1 31.2 28.8 28.4 0.0 1.4 1.0 2.0 6.3 10.4 4.7 167.5 1966 5.0 24.3 45.9 34.5 23.6 0.0 0.0 0.0 1.0 10.4 0.1 4.5 149.3 1967 22.0 32.5 35.0 71.4 23.5 0.1 0.0 0.0 0.0 60.0 16.8 2.3 263.6 1968 7.0 38.1 74.2 40.7 14.2 1.0 0.0 0.0 0.0 23.3 62.9 50.4 311.8 1969 41.1 12.9 36.4 31.3 29.8 0.4 7.4 0.0 6.0 10.1 43.3 6.4 225.1 1970 26.5 7.2 52.2 14.1 0.6 0.0 3.0 0.0 0.0 0.0 7.0 20.1 130.7 1971 11.4 13.3 33.1 41.7 1.0 0.0 0.0 0.0 0.0 1.2 18.1 77.4 197.2 1972 59.5 44.4 66.0 16.9 41.2 12.2 0.0 4.0 7.0 9.2 1.0 27.3 288.7 1973 15.0 37.3 86.7 47.8 36.1 0.0 0.0 0.0 0.0 2.1 6.4 27.0 258.4 1974 68.5 74.2 48.4 64.9 8.5 11.7 0.0 0.0 0.0 0.0 0.3 41.5 318.0 1975 23.6 18.0 30.0 20.0 7.1 0.0 0.0 0.0 0.0 7.8 38.8 27.1 172.4 1976 15.3 60.7 109.8 132.0 28.2 0.0 6.0 0.0 0.0 24.4 17.6 33.1 427.1 1977 60.2 10.2 5.0 26.6 16.5 9.6 0.0 0.0 0.0 49.2 14.0 24.1 215.4 1978 34.3 65.8 23.6 45.6 36.0 0.0 0.0 0.0 0.0 0.0 61.7 38.5 305.5 1979 95.0 30.7 72.3 43.7 22.0 2.0 0.0 0.0 1.0 0.0 3.2 31.6 301.5 1980 62.0 62.4 57.4 7.3 18.7 0.4 0.0 0.0 0.0 5.0 5.8 7.2 226.2 1981 30.2 26.3 51.7 70.0 66.8 22.0 1.8 0.0 15.6 21.1 7.0 38.2 350.7 1982 74.9 61.2 104.1 11.2 44.2 3.1 0.0 0.0 0.0 36.6 24.2 41.0 400.5 1983 33.2 15.0 83.1 96.8 66.8 1.3 0.4 0.0 0.0 0.0 5.0 21.1 322.7 1984 19.4 15.0 58.0 48.6 4.2 0.0 0.0 0.0 0.0 1.5 26.1 21.0 193.8 1985 55.8 24.7 55.6 46.5 18.2 0.0 0.0 2.0 0.0 0.2 15.4 74.2 292.6 1986 27.7 82.4 65.7 51.3 19.1 0.6 0.2 6.6 5.2 6.6 3.3 36.8 305.5 1987 6.1 40.7 74.4 37.8 13.4 0.2 0.3 4.6 0.5 30.4 0.7 11.1 220.2 1988 37.8 68.8 45.4 122.8 16.1 0.0 1.0 0.0 3.1 0.3 4.7 6.9 306.9 1989 45.3 69.0 25.0 16.0 2.2 0.0 0.1 0.0 0.0 1.0 17.2 35.2 211.0 1990 36.8 37.0 15.4 36.5 3.3 2.0 0.1 0.0 0.0 2.6 11.0 40.2 184.9 1991 47.9 36.1 99.9 60.9 40.8 0.0 0.0 0.0 15.3 0.7 3.3 25.1 330.0 1992 76.5 26.0 60.1 61.3 52.2 46.1 0.0 0.5 0.0 0.4 6.4 60.7 390.2 1993 10.4 82.9 50.5 67.0 119.6 23.1 0.0 2.0 0.0 2.0 13.6 8.4 379.5 1994 33.7 15.7 53.2 23.0 3.7 0.0 0.0 0.0 0.0 14.4 13.3 18.6 175.6 1995 24.9 67.7 52.6 34.0 6.3 5.0 0.0 0.0 26.0 3.0 1.1 6.3 226.9 1996 10.7 19.9 88.0 34.7 13.7 5.0 0.0 0.0 2.1 13.7 11.7 10.1 209.6 1997 34.1 11.4 38.0 17.0 52.0 14.0 0.2 0.0 0.0 14.0 24.6 34.2 239.5 1998 24.1 129.6 34.1 93.1 32.2 2.0 7.1 5.3 0.2 7.4 2.2 9.6 346.9 1999 57.0 25.6 99.2 18.6 9.0 0.6 3.4 5.0 0.3 3.2 12.9 3.8 238.6 2000 17.5 28.9 31.7 3.9 0.0 3.5 0.0 0.0 2.4 10.1 32.8 38.1 168.9 2001 29.5 3.1 29.9 3.8 7.0 0.0 0.0 0.1 0.0 0.4 22.9 46.9 143.6 2002 25.6 14.6 47.4 32.0 49.5 3.0 14.0 0.0 0.0 1.0 22.4 20.4 229.9 2003 29.8 31.0 37.3 59.5 42.1 0.5 0.0 0.0 0.0 1.4 45.8 17.0 264.4 2004 54.3 10.6 56.6 56.5 23.7 0.0 5.0 0.0 0.4 6.9 16.7 56.1 286.8 2005 20.8 22.2 96.5 8.7 43.1 8.0 0.2 5.3 0.0 0.0 27.8 1.9 234.5 MEAN 33.0 35.2 55.6 46.3 27.6 4.2 1.1 0.8 1.7 8.6 16.4 24.7 255.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 14.0 9.0 14.0 8.0 8.0 0.0 0.0 0.0 0.0 2.0 3.0 4.2 14.0 DAY 5 6 14 12 5 ** ** ** ** 27 1 22 1952 34.0 7.0 11.0 7.0 16.0 0.0 0.0 0.0 0.0 5.0 4.0 8.0 34.0 DAY 12 13 26 18 8 ** ** ** ** 3 14 29 1953 5.3 33.0 42.0 19.0 18.0 6.0 0.0 0.0 2.0 4.5 13.0 10.0 42.0 DAY 24 21 22 11 28 2 ** ** 6 31 28 22 1954 8.0 21.0 16.0 34.0 4.0 0.0 0.5 4.0 0.0 0.5 29.4 5.0 34.0 DAY 12 16 29 12 17 ** 4 26 ** 1 8 14 1955 4.0 16.0 28.0 8.0 22.0 0.7 0.1 0.0 0.0 0.0 2.0 4.0 28.0 DAY 16 8 14 10 6 1 30 ** ** ** 5 5 1956 11.0 16.0 15.0 38.0 19.2 0.0 0.0 0.0 1.0 0.0 0.2 17.0 38.0 DAY 16 1 18 23 11 ** ** ** 2 ** 24 12 1957 26.0 21.0 7.0 19.0 8.0 6.0 0.0 0.0 0.0 12.0 5.5 4.0 26.0 DAY 20 1 22 30 2 10 ** ** ** 12 19 7 1958 24.0 1.0 12.0 15.0 3.0 4.0 0.0 0.0 1.0 0.8 7.0 18.0 24.0 DAY 19 7 27 6 13 14 ** ** 25 31 8 10 1959 10.0 25.0 19.3 25.0 6.0 4.0 0.0 0.0 0.0 13.0 6.0 12.0 25.0 DAY 23 9 14 20 3 3 ** ** ** 31 2 1 1960 4.0 5.6 22.0 13.0 9.0 0.0 0.0 0.0 0.0 0.0 9.0 0.4 22.0 DAY 27 14 12 21 1 ** ** ** ** ** 7 3 1961 11.0 5.0 7.0 20.0 38.0 10.0 0.0 0.3 0.0 8.0 8.0 2.0 38.0 DAY 4 16 9 16 1 7 ** 9 ** 25 15 9 1962 2.0 15.0 25.0 23.0 5.0 10.0 0.0 0.0 0.0 9.0 2.2 8.0 25.0 DAY 10 10 12 25 22 11 ** ** ** 12 11 10 1963 7.0 4.0 10.0 14.0 43.0 0.6 2.0 1.0 4.0 4.0 8.0 8.0 43.0 DAY 5 4 13 17 18 30 1 1 10 18 13 25 1964 8.0 12.0 37.0 14.4 2.0 0.2 4.0 0.0 0.0 0.0 8.0 14.0 37.0 DAY 19 14 29 24 20 24 27 ** ** ** 11 26 1965 15.0 10.0 14.0 16.0 23.0 0.0 1.0 1.0 1.0 3.0 10.0 2.0 23.0 DAY 14 14 29 22 4 ** 31 27 22 30 10 21 1966 3.0 7.6 11.3 11.3 14.0 0.0 0.0 0.0 1.0 5.2 0.1 2.0 14.0 DAY 14 19 24 4 7 ** ** ** 26 28 22 28 1967 12.0 12.0 17.1 16.0 12.0 0.1 0.0 0.0 0.0 24.0 10.0 2.0 24.0 DAY 22 15 30 27 2 6 ** ** ** 23 17 24 1968 3.0 12.0 17.0 19.0 10.0 1.0 0.0 0.0 0.0 17.0 40.0 16.2 40.0 DAY 17 23 4 25 23 7 ** ** ** 27 19 7 1969 17.0 7.0 10.0 8.0 9.0 0.4 5.0 0.0 4.0 5.1 33.0 5.0 33.0 DAY 25 21 1 7 9 20 12 ** 12 14 10 8 1970 14.0 2.0 18.0 7.0 0.4 0.0 3.0 0.0 0.0 0.0 7.0 14.0 18.0 DAY 12 21 24 13 7 ** 7 ** ** ** 14 15 1971 8.0 10.0 8.0 29.0 1.0 0.0 0.0 0.0 0.0 1.0 10.0 47.0 47.0 DAY 15 24 22 27 13 ** ** ** ** 31 12 20 1972 15.0 17.0 10.0 4.2 17.0 5.0 0.0 4.0 6.0 4.0 1.0 8.0 17.0 DAY 19 9 20 3 21 13 ** 2 18 9 21 6 1973 5.0 16.5 33.0 16.0 16.0 0.0 0.0 0.0 0.0 2.0 6.0 15.0 33.0 DAY 16 23 24 3 1 ** ** ** ** 19 7 13 1974 19.0 26.0 15.0 24.0 4.0 7.0 0.0 0.0 0.0 0.0 0.3 20.0 26.0 DAY 19 19 5 12 1 13 ** ** ** ** 6 13 1975 7.0 5.0 9.0 6.0 2.3 0.0 0.0 0.0 0.0 4.0 17.0 7.0 17.0 DAY 19 26 14 22 27 ** ** ** ** 30 30 24 1976 9.0 17.0 25.0 30.0 8.2 0.0 6.0 0.0 0.0 18.0 11.0 16.0 30.0 DAY 25 11 26 2 24 ** 22 ** ** 30 30 31 1977 18.0 10.0 3.0 21.0 7.0 3.0 0.0 0.0 0.0 29.0 7.0 13.0 29.0 DAY 21 25 28 21 19 2 ** ** ** 23 14 8 1978 11.0 35.4 8.5 30.0 14.0 0.0 0.0 0.0 0.0 0.0 15.0 14.0 35.4 DAY 12 12 7 15 21 ** ** ** ** ** 9 17 1979 33.4 9.0 13.0 21.0 11.0 1.0 0.0 0.0 1.0 0.0 3.0 14.0 33.4 DAY 25 18 24 17 24 9 ** ** 15 ** 5 21 1980 18.0 18.0 13.0 3.0 12.2 0.4 0.0 0.0 0.0 4.0 2.0 4.0 18.0 DAY 23 25 16 1 10 1 ** ** ** 30 2 20 1981 11.0 11.0 16.0 25.0 27.0 18.0 1.0 0.0 15.6 11.0 6.0 14.0 27.0 DAY 22 22 4 18 3 25 21 ** 23 17 23 27 1982 18.2 24.8 36.3 4.0 12.0 2.0 0.0 0.0 0.0 13.0 5.0 13.0 36.3 DAY 17 18 15 13 24 29 ** ** ** 7 14 26 1983 19.0 10.0 23.0 42.0 24.0 1.0 0.4 0.0 0.0 0.0 4.4 6.6 42.0 DAY 26 28 6 6 3 9 18 ** ** ** 26 15 1984 12.0 6.8 26.0 15.2 2.0 0.0 0.0 0.0 0.0 0.8 19.0 9.3 26.0 DAY 17 5 23 18 25 ** ** ** ** 20 16 7 1985 22.0 6.5 17.5 22.0 10.0 0.0 0.0 2.0 0.0 0.1 10.0 27.0 27.0 DAY 17 19 25 4 23 ** ** 25 ** 11 28 5 1986 17.6 37.0 12.0 14.0 13.0 0.3 0.2 6.6 3.0 6.0 1.5 10.6 37.0 DAY 21 11 21 13 28 2 21 5 29 14 21 10 1987 5.0 23.0 20.9 19.0 10.0 0.2 0.2 4.6 0.5 16.0 0.5 6.0 23.0 DAY 12 21 28 6 31 1 3 5 20 9 29 28 1988 13.0 21.0 8.2 40.2 10.3 0.0 1.0 0.0 1.8 0.3 4.1 4.1 40.2 DAY 19 25 24 28 1 ** 9 ** 1 2 15 29 1989 11.6 38.4 7.9 13.3 1.2 0.0 0.1 0.0 0.0 1.0 8.9 12.8 38.4 DAY 3 23 12 30 8 ** 17 ** ** 31 17 16 1990 14.9 9.5 4.1 11.5 1.2 2.0 0.1 0.0 0.0 1.0 11.0 15.0 15.0 DAY 25 21 31 5 6 11 7 ** ** 6 14 25 1991 14.2 14.6 15.5 29.4 16.0 0.0 0.0 0.0 14.3 0.2 2.9 10.0 29.4 DAY 26 22 16 13 19 ** ** ** 27 12 12 13 1992 13.5 12.2 28.0 17.9 18.0 22.0 0.0 0.5 0.0 0.4 3.0 18.0 28.0 DAY 22 15 10 19 13 6 ** 12 ** 8 26 23 1993 3.0 36.0 17.0 23.4 30.6 12.0 0.0 2.0 0.0 2.0 6.5 7.0 36.0 DAY 9 5 2 13 8 4 ** 17 ** 29 29 6 1994 8.0 4.0 13.5 10.4 1.6 0.0 0.0 0.0 0.0 6.8 6.4 10.3 13.5 DAY 21 4 11 3 1 ** ** ** ** 3 25 5 1995 9.2 18.0 20.0 10.0 3.1 2.6 0.0 0.0 26.0 3.0 1.1 3.6 26.0 DAY 2 24 21 22 1 28 ** ** 22 14 5 5 1996 6.7 11.1 17.4 13.3 5.0 4.0 0.0 0.0 2.1 7.0 11.0 7.4 17.4 DAY 9 3 8 4 1 28 ** ** 23 18 12 1 1997 14.0 9.6 9.0 5.0 24.0 5.0 0.2 0.0 0.0 8.0 10.2 11.0 24.0 DAY 18 28 13 1 6 9 31 ** ** 25 14 18 1998 8.4 40.0 18.1 52.0 10.3 2.0 7.0 4.0 0.2 4.2 1.6 4.5 52.0 DAY 14 10 2 6 17 2 25 5 12 25 13 3 1999 18.1 8.0 24.4 10.0 7.0 0.5 3.0 5.0 0.3 3.2 4.0 2.6 24.4 DAY 19 11 2 7 11 7 13 31 28 26 11 17 2000 7.9 9.1 9.6 2.1 0.0 3.5 0.0 0.0 1.3 5.2 13.8 26.0 26.0 DAY 30 8 3 18 ** 13 ** ** 25 15 6 16 2001 9.9 2.0 19.1 3.0 6.0 0.0 0.0 0.1 0.0 0.2 10.0 16.7 19.1 DAY 27 22 11 18 7 ** ** 28 ** 23 19 2 2002 11.0 4.0 17.2 10.1 21.0 3.0 14.0 0.0 0.0 1.0 8.0 5.0 21.0 DAY 9 20 30 22 13 30 20 ** ** 23 15 11 2003 17.0 8.3 11.0 22.0 15.0 0.3 0.0 0.0 0.0 1.0 36.0 7.0 36.0 DAY 20 17 14 18 9 10 ** ** ** 5 15 11 2004 18.0 5.5 22.0 19.0 10.0 0.0 4.0 0.0 0.4 6.2 11.0 15.0 22.0 DAY 28 7 15 5 5 ** 14 ** 20 24 19 17 2005 10.0 6.2 21.0 3.0 26.1 6.0 0.2 5.3 0.0 0.0 25.3 0.8 26.1 DAY 7 10 6 13 7 1 21 10 ** ** 9 1 1951-2005 34.0 40.0 42.0 52.0 43.0 22.0 14.0 6.6 26.0 29.0 40.0 47.0 52.0 YEAR-DAY 52-12 98-10 53-22 98- 6 63-18 92- 6 2-20 86- 5 95-22 77-23 68-19 71-20 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1 0 1 0 0 0 0 0 0 0 0 0 2 1952 4 0 1 0 2 0 0 0 0 0 0 0 7 1953 0 1 2 2 1 0 0 0 0 0 2 1 9 1954 0 2 1 2 0 0 0 0 0 0 2 0 7 1955 0 1 5 0 1 0 0 0 0 0 0 0 7 1956 2 1 3 3 1 0 0 0 0 0 0 1 11 1957 1 2 0 1 0 0 0 0 0 1 0 0 5 1958 1 0 1 3 0 0 0 0 0 0 0 1 6 1959 1 1 2 1 0 0 0 0 0 1 0 1 7 1960 0 0 2 1 0 0 0 0 0 0 0 0 3 1961 1 0 0 3 1 1 0 0 0 0 0 0 6 1962 0 1 1 2 0 1 0 0 0 0 0 0 5 1963 0 0 1 1 3 0 0 0 0 0 0 0 5 1964 0 1 1 2 0 0 0 0 0 0 0 1 5 1965 1 1 1 2 1 0 0 0 0 0 1 0 7 1966 0 0 2 1 1 0 0 0 0 0 0 0 4 1967 1 1 2 2 1 0 0 0 0 3 1 0 11 1968 0 1 4 2 1 0 0 0 0 1 2 1 12 1969 1 0 1 0 0 0 0 0 0 0 1 0 3 1970 1 0 1 0 0 0 0 0 0 0 0 1 3 1971 0 1 0 1 0 0 0 0 0 0 1 2 5 1972 3 2 1 0 1 0 0 0 0 0 0 0 7 1973 0 2 2 1 1 0 0 0 0 0 0 1 7 1974 3 3 2 2 0 0 0 0 0 0 0 1 11 1975 0 0 0 0 0 0 0 0 0 0 2 0 2 1976 0 2 4 4 0 0 0 0 0 1 1 1 13 1977 2 1 0 1 0 0 0 0 0 1 0 1 6 1978 1 2 0 1 1 0 0 0 0 0 3 2 10 1979 4 0 2 1 1 0 0 0 0 0 0 2 10 1980 3 3 1 0 1 0 0 0 0 0 0 0 8 1981 1 1 2 2 3 1 0 0 1 1 0 2 14 1982 4 2 4 0 2 0 0 0 0 1 0 1 14 1983 1 1 3 3 3 0 0 0 0 0 0 0 11 1984 1 0 1 2 0 0 0 0 0 0 1 0 5 1985 2 0 3 1 1 0 0 0 0 0 1 3 11 1986 1 2 1 3 1 0 0 0 0 0 0 2 10 1987 0 1 4 1 1 0 0 0 0 2 0 0 9 1988 1 3 0 3 1 0 0 0 0 0 0 0 8 1989 2 1 0 1 0 0 0 0 0 0 0 1 5 1990 1 0 0 1 0 0 0 0 0 0 1 2 5 1991 2 1 7 2 2 0 0 0 1 0 0 1 16 1992 3 1 2 2 1 1 0 0 0 0 0 2 12 1993 0 3 3 2 5 1 0 0 0 0 0 0 14 1994 0 0 2 1 0 0 0 0 0 0 0 1 4 1995 0 3 2 1 0 0 0 0 1 0 0 0 7 1996 0 1 2 1 0 0 0 0 0 0 1 0 5 1997 2 0 0 0 2 0 0 0 0 0 1 2 7 1998 0 3 1 3 1 0 0 0 0 0 0 0 8 1999 3 0 3 1 0 0 0 0 0 0 0 0 7 2000 0 0 0 0 0 0 0 0 0 0 1 1 2 2001 0 0 1 0 0 0 0 0 0 0 1 3 5 2002 2 0 2 1 2 0 1 0 0 0 0 0 8 2003 1 0 1 2 2 0 0 0 0 0 1 0 7 2004 1 0 3 2 1 0 0 0 0 0 1 2 10 2005 1 0 5 0 1 0 0 0 0 0 1 0 8 MEAN 1.1 0.9 1.7 1.3 0.9 0.1 0.0 0.0 0.1 0.2 0.5 0.7 7.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1 2 2 1 4 0 0 0 0 0 0 0 10 1952 5 4 4 1 4 0 0 0 0 1 0 2 21 1953 1 4 5 6 1 1 0 0 0 0 4 5 27 1954 2 5 5 4 0 0 0 0 0 0 3 1 20 1955 0 2 8 2 2 0 0 0 0 0 0 0 14 1956 3 2 5 6 2 0 0 0 0 0 0 3 21 1957 4 2 3 4 2 1 0 0 0 2 2 0 20 1958 4 0 2 3 0 0 0 0 0 0 1 1 11 1959 2 2 4 2 1 0 0 0 0 1 1 2 15 1960 0 1 4 4 2 0 0 0 0 0 2 0 13 1961 2 1 2 5 2 1 0 0 0 2 2 0 17 1962 0 1 3 5 1 1 0 0 0 1 0 1 13 1963 1 0 2 3 7 0 0 0 0 0 1 2 16 1964 1 2 3 7 0 0 0 0 0 0 1 1 15 1965 1 1 2 2 1 0 0 0 0 0 1 0 8 1966 0 2 5 2 2 0 0 0 0 1 0 0 12 1967 2 3 2 5 2 0 0 0 0 4 2 0 20 1968 0 3 6 2 1 0 0 0 0 1 3 4 20 1969 2 1 2 5 3 0 1 0 0 1 2 1 18 1970 2 0 3 1 0 0 0 0 0 0 1 1 8 1971 1 1 2 2 0 0 0 0 0 0 2 2 10 1972 5 3 8 0 3 1 0 0 1 0 0 1 22 1973 1 2 4 4 2 0 0 0 0 0 1 2 16 1974 5 5 5 5 0 1 0 0 0 0 0 3 24 1975 3 1 3 1 0 0 0 0 0 0 2 2 12 1976 1 4 8 9 3 0 1 0 0 1 2 2 31 1977 5 1 0 1 1 0 0 0 0 3 1 2 14 1978 4 3 2 3 3 0 0 0 0 0 6 4 25 1979 7 3 6 2 2 0 0 0 0 0 0 2 22 1980 4 4 6 0 1 0 0 0 0 0 0 0 15 1981 3 1 4 4 5 1 0 0 1 2 1 4 26 1982 5 4 7 0 4 0 0 0 0 2 1 3 26 1983 2 1 5 5 3 0 0 0 0 0 0 2 18 1984 1 1 4 3 0 0 0 0 0 0 1 2 12 1985 3 3 5 2 2 0 0 0 0 0 1 5 21 1986 2 4 6 4 1 0 0 1 0 1 0 3 22 1987 1 2 4 3 1 0 0 0 0 2 0 2 15 1988 2 4 6 7 1 0 0 0 0 0 0 0 20 1989 4 4 2 1 0 0 0 0 0 0 1 4 16 1990 2 4 0 2 0 0 0 0 0 0 1 3 12 1991 5 1 8 3 2 0 0 0 1 0 0 2 22 1992 8 1 3 4 4 4 0 0 0 0 0 6 30 1993 0 4 3 4 6 2 0 0 0 0 1 1 21 1994 5 0 5 2 0 0 0 0 0 1 2 1 16 1995 3 5 3 3 0 0 0 0 1 0 0 0 15 1996 1 1 8 1 1 0 0 0 0 1 1 1 15 1997 3 1 3 2 3 1 0 0 0 1 3 3 20 1998 1 7 2 5 4 0 1 0 0 0 0 0 20 1999 5 2 6 1 1 0 0 1 0 0 0 0 16 2000 1 2 3 0 0 0 0 0 0 1 4 1 12 2001 3 0 2 0 1 0 0 0 0 0 2 3 11 2002 2 0 2 2 3 0 1 0 0 0 3 0 13 2003 2 2 3 3 3 0 0 0 0 0 1 2 16 2004 5 1 3 4 2 0 0 0 0 1 1 5 22 2005 1 1 6 0 2 1 0 1 0 0 1 0 13 MEAN 2.5 2.2 4.0 2.9 1.8 0.3 0.1 0.1 0.1 0.5 1.2 1.8 17.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 5 4 4 6 8 0 0 0 0 3 2 5 37 1952 5 4 9 9 7 0 0 0 0 1 1 3 39 1953 4 6 10 8 7 2 0 0 1 4 6 10 58 1954 8 6 10 11 1 0 0 1 0 0 5 4 46 1955 3 2 17 4 5 0 0 0 0 0 3 6 40 1956 3 11 12 11 2 0 0 0 1 0 0 6 46 1957 8 5 9 8 5 6 0 0 0 3 6 3 53 1958 7 2 4 8 2 1 0 0 1 0 3 5 33 1959 7 5 13 4 2 2 0 0 0 1 4 5 43 1960 2 3 8 10 5 0 0 0 0 0 5 0 33 1961 7 11 8 13 3 2 0 0 0 2 4 2 52 1962 1 4 8 10 6 1 0 0 0 2 2 2 36 1963 1 4 8 11 14 0 1 2 1 1 4 4 51 1964 4 9 7 11 3 0 1 0 0 0 2 3 40 1965 9 5 7 3 3 0 1 1 2 3 1 3 38 1966 2 7 8 8 3 0 0 0 1 3 0 3 35 1967 5 8 4 13 5 0 0 0 0 4 3 1 43 1968 3 9 10 7 3 1 0 0 0 3 6 9 51 1969 12 2 9 5 7 0 2 0 3 4 4 2 50 1970 5 5 8 5 0 0 1 0 0 0 1 3 28 1971 2 2 10 5 1 0 0 0 0 1 3 3 27 1972 9 4 13 6 5 3 0 1 2 3 1 10 57 1973 6 5 7 7 7 0 0 0 0 1 1 3 37 1974 7 7 7 9 3 3 0 0 0 0 0 4 40 1975 5 5 7 6 3 0 0 0 0 3 5 7 41 1976 4 11 13 15 5 0 1 0 0 4 2 7 62 1977 10 1 2 4 5 4 0 0 0 6 4 4 40 1978 7 9 7 7 9 0 0 0 0 0 9 6 54 1979 10 6 17 9 6 2 0 0 1 0 1 5 57 1980 9 8 10 4 4 0 0 0 0 2 3 3 43 1981 6 8 8 8 5 3 1 0 1 4 2 4 50 1982 6 8 11 3 6 2 0 0 0 8 8 6 58 1983 5 4 7 10 7 1 0 0 0 0 1 5 40 1984 3 4 6 7 1 0 0 0 0 0 3 5 29 1985 6 7 7 8 3 0 0 1 0 0 3 9 44 1986 4 9 12 7 5 0 0 1 2 1 2 6 49 1987 1 6 11 3 2 0 0 1 0 3 0 2 29 1988 8 10 7 11 4 0 1 0 1 0 1 3 46 1989 10 6 6 2 1 0 0 0 0 1 4 6 36 1990 8 6 4 10 3 1 0 0 0 1 1 5 39 1991 5 9 10 7 5 0 0 0 2 0 1 4 43 1992 11 6 9 8 9 6 0 0 0 0 2 7 58 1993 4 7 8 6 10 5 0 1 0 1 3 1 46 1994 7 4 8 4 3 0 0 0 0 4 3 5 38 1995 4 7 6 6 3 2 0 0 1 1 1 1 32 1996 3 5 11 11 6 2 0 0 1 3 1 2 45 1997 5 1 8 4 6 5 0 0 0 3 4 5 41 1998 6 10 6 7 5 1 1 2 0 2 1 3 44 1999 10 6 14 4 1 0 1 1 0 1 4 1 43 2000 4 8 6 1 0 1 0 0 1 3 4 5 33 2001 5 1 3 1 2 0 0 0 0 0 3 5 20 2002 4 4 6 9 6 1 1 0 0 1 3 6 41 2003 4 8 7 6 6 0 0 0 0 1 4 5 41 2004 7 2 4 7 4 0 2 0 0 1 3 7 37 2005 4 6 9 3 8 2 0 1 0 0 2 0 35 MEAN 5.6 5.9 8.4 7.1 4.5 1.1 0.3 0.2 0.4 1.7 2.8 4.3 42.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 9 10 6 13 15 0 1 0 2 11 4 9 80 1952 9 9 17 12 15 1 1 0 4 1 5 6 80 1953 7 8 17 15 18 2 0 0 1 7 6 17 98 1954 14 14 18 19 5 0 4 2 0 2 10 8 96 1955 6 8 21 12 7 2 3 0 0 0 7 11 77 1956 6 15 19 15 5 1 0 0 1 0 1 13 76 1957 9 8 16 11 12 8 0 1 1 8 9 5 88 1958 11 5 12 12 6 3 0 0 1 1 5 10 66 1959 10 10 18 14 3 4 1 0 0 2 4 6 72 1960 2 3 14 16 8 0 1 0 0 0 5 2 51 1961 10 13 11 14 6 2 1 2 0 3 6 6 74 1962 5 6 11 20 10 6 0 0 0 5 7 8 78 1963 1 10 14 16 21 2 1 2 1 4 8 9 89 1964 4 10 12 18 6 1 1 0 0 2 4 3 61 1965 13 9 15 7 5 2 3 2 4 8 4 5 77 1966 5 9 9 11 7 0 1 0 2 9 1 5 59 1967 5 13 11 17 10 2 0 0 0 6 7 2 73 1968 4 9 14 14 5 1 0 0 0 4 9 17 77 1969 12 9 16 9 10 4 3 0 3 7 7 5 85 1970 9 8 11 8 4 0 1 0 0 0 1 4 46 1971 3 6 11 10 3 0 0 0 0 3 5 6 47 1972 11 6 21 9 13 7 0 1 2 4 1 14 89 1973 7 10 16 10 8 0 0 0 0 2 3 5 61 1974 11 10 11 12 4 5 1 0 1 0 2 7 64 1975 9 10 13 13 11 0 0 0 1 4 7 7 75 1976 9 20 17 16 10 2 1 0 0 9 3 9 96 1977 15 2 6 10 12 5 0 0 0 8 7 12 77 1978 10 10 10 9 11 0 0 0 0 1 11 9 71 1979 10 11 20 13 6 3 0 0 1 2 4 9 79 1980 9 12 17 5 6 1 0 0 0 3 5 4 62 1981 7 14 13 17 10 6 4 0 1 9 2 7 90 1982 11 14 15 8 11 4 0 0 1 13 13 9 99 1983 9 4 9 13 12 3 1 0 1 0 2 7 61 1984 5 9 13 11 7 0 0 0 0 3 8 6 62 1985 8 7 13 11 9 0 0 2 0 3 5 14 72 1986 5 11 15 10 10 6 1 2 2 3 6 11 82 1987 5 9 18 8 9 1 2 1 1 7 3 4 68 1988 12 16 14 17 7 0 1 0 4 2 3 5 81 1989 14 13 11 4 4 0 1 0 0 1 5 9 62 1990 13 14 10 13 4 1 2 0 0 4 1 12 74 1991 10 15 18 11 13 1 1 0 3 6 4 7 89 1992 13 13 16 16 15 8 0 1 0 1 5 15 103 1993 9 17 14 14 15 5 0 2 0 1 11 5 93 1994 9 17 17 13 7 1 0 0 0 8 6 7 85 1995 10 11 12 15 4 7 0 0 2 2 2 8 73 1996 5 11 23 16 11 2 0 0 2 4 2 6 82 1997 8 9 14 10 9 13 1 0 1 7 6 10 88 1998 16 15 10 12 11 1 2 4 1 3 3 6 84 1999 15 9 19 12 4 2 3 1 1 2 13 5 86 2000 8 14 9 10 0 1 0 0 4 4 6 9 65 2001 7 5 7 3 2 0 1 1 0 3 7 9 45 2002 6 8 10 15 10 3 1 0 0 2 6 12 73 2003 5 14 15 11 12 5 0 1 0 4 4 14 85 2004 12 9 9 9 8 0 3 1 1 7 5 13 77 2005 8 13 12 8 13 4 1 1 0 2 7 4 73 MEAN 8.6 10.4 13.8 12.1 8.7 2.5 0.9 0.5 0.9 3.9 5.3 8.1 75.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 0 0 0 3 7 0 0 0 0 2 0 1 13 1952 0 1 6 4 9 0 0 0 0 0 0 0 20 1953 2 0 4 2 10 3 0 0 0 0 1 0 22 1954 0 0 1 6 3 0 1 1 0 2 1 0 15 1955 0 0 5 1 2 0 1 0 0 0 1 0 10 1956 0 0 1 6 2 0 0 0 0 0 0 1 10 1957 0 0 0 2 3 3 0 0 0 0 0 0 8 1958 0 1 1 1 2 1 0 0 0 0 0 0 6 1959 0 0 0 1 0 3 0 0 0 0 0 0 4 1960 0 0 1 5 3 0 0 0 0 0 0 0 9 1961 0 0 1 3 3 0 0 0 0 0 0 0 7 1962 0 0 1 6 4 2 0 0 0 1 0 0 14 1963 0 1 2 4 11 1 0 0 0 0 0 0 19 1964 0 0 2 5 1 0 1 0 0 0 1 0 10 1965 1 0 1 1 1 0 0 0 0 1 0 0 5 1966 0 0 0 5 3 0 0 0 3 5 0 0 16 1967 0 0 0 3 4 2 0 0 0 0 1 0 10 1968 0 0 1 1 1 0 0 0 0 0 0 1 4 1969 1 0 1 1 0 1 0 0 0 1 1 0 6 1970 0 0 0 3 1 0 1 0 0 0 0 0 5 1971 0 0 2 1 2 0 0 0 0 0 0 0 5 1972 0 0 1 0 0 2 0 0 0 0 0 0 3 1973 0 0 0 3 4 0 0 0 0 0 0 0 7 1974 0 0 1 2 1 2 0 0 1 0 0 0 7 1975 0 0 2 1 3 0 0 0 0 0 0 0 6 1976 0 0 0 5 11 0 0 0 0 0 0 0 16 1977 0 0 1 1 1 3 0 0 0 0 0 0 6 1978 0 0 0 1 6 0 0 0 0 1 0 0 8 1979 0 0 1 0 2 2 0 0 0 0 0 0 5 1980 0 0 2 3 4 1 0 0 0 0 0 0 10 1981 0 0 4 6 5 4 1 0 0 2 0 0 22 1982 0 0 1 0 7 3 0 0 0 2 0 0 13 1983 0 0 2 3 6 2 0 0 0 0 0 0 13 1984 0 0 3 5 4 0 0 0 0 0 0 0 12 1985 0 0 2 6 3 0 0 0 0 0 0 0 11 1986 1 0 0 3 9 3 0 0 0 1 0 0 17 1987 0 1 4 2 2 1 3 1 0 0 0 0 14 1988 1 0 0 7 2 0 0 3 4 0 0 1 18 1989 0 1 3 0 1 0 0 0 0 1 0 0 6 1990 1 1 0 3 1 1 0 0 0 1 0 0 8 1991 1 0 3 4 9 0 0 0 2 0 0 2 21 1992 0 0 2 6 5 8 0 0 0 0 0 1 22 1993 0 0 1 4 7 4 0 0 2 0 1 0 19 1994 0 0 1 3 4 0 0 0 0 0 2 0 10 1995 1 2 2 3 3 3 0 0 1 0 0 0 15 1996 0 0 1 8 3 0 0 0 2 0 0 0 14 1997 0 2 2 1 4 11 1 0 0 0 0 0 21 1998 0 0 2 6 7 2 1 1 0 0 0 0 19 1999 0 1 3 4 1 2 3 1 0 0 0 0 15 2000 0 0 0 1 0 0 0 0 1 1 0 0 3 2001 0 0 0 1 1 0 0 0 0 0 1 0 3 2002 1 0 3 3 7 1 1 0 0 0 0 1 17 2003 0 0 3 3 4 1 0 0 0 2 2 1 16 2004 0 0 2 0 7 0 2 0 0 0 1 0 12 2005 0 0 5 0 8 4 1 1 0 0 0 0 19 MEAN 0.2 0.2 1.6 2.9 3.9 1.4 0.3 0.1 0.3 0.4 0.2 0.2 11.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 5 9 6 0 0 0 0 0 0 1 1 2 24 1952 5 2 1 0 0 0 0 0 0 0 1 3 12 1953 2 1 3 0 0 0 0 0 0 0 2 11 19 1954 3 6 5 0 0 0 0 0 0 0 2 3 19 1955 2 2 2 0 0 0 0 0 0 0 0 0 6 1956 2 7 7 2 0 0 0 0 0 0 0 5 23 1957 8 2 0 0 0 0 0 0 0 1 4 5 20 1958 3 1 0 0 0 0 0 0 0 0 2 4 10 1959 4 7 7 0 0 0 0 0 0 0 2 5 25 1960 2 3 10 0 0 0 0 0 0 0 0 1 16 1961 8 7 1 0 0 0 0 0 0 0 1 0 17 1962 3 2 0 0 0 0 0 0 0 0 0 4 9 1963 1 3 3 0 0 0 0 0 0 0 0 6 13 1964 4 6 0 0 0 0 0 0 0 0 1 3 14 1965 9 4 5 0 0 0 0 0 0 0 0 3 21 1966 1 0 2 0 0 0 0 0 0 0 0 2 5 1967 4 9 3 3 0 0 0 0 0 0 1 1 21 1968 4 6 4 0 0 0 0 0 0 0 0 4 18 1969 9 9 5 0 0 0 0 0 0 0 3 0 26 1970 4 1 1 0 0 0 0 0 0 0 0 3 9 1971 3 3 2 0 0 0 0 0 0 0 0 3 11 1972 10 6 11 0 0 0 0 0 0 0 0 10 37 1973 7 2 4 0 0 0 0 0 0 0 1 4 18 1974 12 10 5 2 0 0 0 0 0 0 0 4 33 1975 7 5 5 0 0 0 0 0 0 0 5 5 27 1976 1 14 9 1 0 0 0 0 0 1 2 3 31 1977 14 0 0 0 0 0 0 0 0 1 0 3 18 1978 4 7 2 0 0 0 0 0 0 0 7 4 24 1979 6 5 7 0 0 0 0 0 0 0 0 1 19 1980 8 7 4 0 0 0 0 0 0 0 0 2 21 1981 4 5 0 1 0 0 0 0 0 0 0 6 16 1982 5 12 9 0 0 0 0 0 0 1 4 10 41 1983 8 1 8 0 0 0 0 0 0 0 1 3 21 1984 2 11 3 0 0 0 0 0 0 0 2 5 23 1985 6 5 9 0 0 0 0 0 0 0 0 6 26 1986 4 10 12 0 0 0 0 0 0 0 2 4 32 1987 3 6 3 2 0 0 0 0 0 2 4 4 24 1988 5 8 4 0 0 0 0 0 0 0 1 2 20 1989 13 10 2 0 0 0 0 0 0 0 0 0 25 1990 12 11 6 0 0 0 0 0 0 0 0 9 38 1991 5 11 2 0 0 0 0 0 0 0 0 3 21 1992 10 8 7 0 0 0 0 0 0 0 3 7 35 1993 7 8 5 0 0 0 0 0 0 0 6 3 29 1994 6 11 2 2 0 0 0 0 0 0 0 3 24 1995 7 6 3 0 0 0 0 0 0 0 0 3 19 1996 3 6 7 2 0 0 0 0 0 0 1 2 21 1997 4 5 6 0 1 0 0 0 0 0 0 4 20 1998 12 12 4 0 0 0 0 0 0 0 0 1 29 1999 7 2 6 0 0 0 0 0 0 0 3 0 18 2000 6 5 3 0 0 0 0 0 0 0 0 1 15 2001 7 0 2 0 0 0 0 0 0 0 2 4 15 2002 2 6 2 0 0 0 0 0 0 0 0 11 21 2003 4 5 3 1 0 0 0 0 0 0 1 6 20 2004 1 1 3 2 0 0 0 0 0 0 1 7 15 2005 1 11 2 1 0 0 0 0 0 0 0 0 15 MEAN 5.4 5.9 4.1 0.3 0.0 0.0 0.0 0.0 0.0 0.1 1.2 3.8 20.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 0 0 1 1 1 2 0 0 1 4 1 0 11 1952 0 2 3 2 0 3 0 2 3 0 0 1 16 1953 0 0 0 0 0 0 0 0 1 0 0 0 1 1954 0 0 2 0 0 0 5 0 1 0 0 0 8 1955 0 3 1 2 0 1 1 0 1 0 0 0 9 1956 0 1 1 0 0 0 0 0 0 0 0 0 2 1957 0 0 0 1 0 0 1 1 1 2 0 1 7 1958 0 1 0 2 0 1 0 0 0 0 1 0 5 1959 0 1 0 2 1 1 9 21 6 4 2 0 47 1960 0 0 2 0 1 8 12 15 10 6 1 3 58 1961 0 0 3 1 4 9 19 16 9 4 1 0 66 1962 0 3 3 1 0 0 3 2 3 5 0 0 20 1963 0 3 5 1 1 16 9 11 5 3 3 2 59 1964 1 0 5 5 4 18 20 15 19 7 3 1 98 1965 1 3 1 8 2 10 4 3 1 3 1 2 39 1966 1 1 4 7 5 3 9 13 8 1 3 2 57 1967 0 2 5 0 3 4 4 5 6 0 0 1 30 1968 7 1 3 9 3 4 3 4 4 2 1 0 41 1969 0 2 1 5 3 4 0 1 0 1 0 0 17 1970 0 1 2 3 4 3 3 1 1 5 5 0 28 1971 5 5 10 1 7 8 7 4 6 10 5 5 73 1972 0 0 0 1 3 1 4 4 0 4 0 0 17 1973 3 0 4 9 2 3 5 8 2 3 3 0 42 1974 0 0 0 4 0 0 0 0 0 0 0 0 4 1975 0 0 0 1 0 0 0 0 1 2 0 0 4 1976 0 0 1 2 1 5 6 3 2 4 0 1 25 1977 1 1 1 2 2 3 1 8 4 4 0 1 28 1978 1 2 1 6 2 7 8 1 0 3 0 0 31 1979 0 0 0 4 2 1 8 7 4 0 0 0 26 1980 1 0 0 2 1 4 8 0 2 0 0 0 18 1981 0 1 0 4 2 0 1 2 7 0 3 0 20 1982 0 0 2 0 2 6 1 0 2 1 0 0 14 1983 1 2 1 2 0 3 2 3 0 5 6 0 25 1984 0 0 3 6 9 9 16 9 3 8 1 0 64 1985 0 6 2 6 4 12 16 13 5 8 0 3 75 1986 1 1 0 2 7 7 12 2 2 3 1 1 39 1987 4 2 3 7 6 6 9 2 4 0 1 2 46 1988 1 1 3 0 4 7 3 7 3 1 3 4 37 1989 0 0 1 1 2 6 17 8 4 5 1 2 47 1990 0 0 7 4 13 12 8 9 8 3 3 2 69 1991 0 0 0 2 6 7 6 6 10 1 2 1 41 1992 1 1 1 3 1 2 3 6 2 3 5 0 28 1993 0 0 0 1 3 3 0 1 5 1 3 1 18 1994 0 0 0 2 3 6 3 1 2 0 0 0 17 1995 1 1 1 0 7 3 8 11 4 0 3 1 40 1996 1 2 1 7 1 4 8 6 5 4 0 0 39 1997 0 1 1 3 4 3 6 5 3 3 0 0 29 1998 0 0 5 1 3 4 6 4 2 2 1 1 29 1999 0 1 0 4 5 8 4 4 4 1 2 0 33 2000 2 1 1 5 10 5 6 1 3 1 0 0 35 2001 0 0 3 3 7 10 1 10 4 5 3 0 46 2002 0 3 1 2 4 9 2 4 3 2 2 0 32 2003 0 1 4 0 2 5 4 0 2 3 2 0 23 2004 0 4 4 3 0 1 6 0 1 2 0 0 21 2005 0 0 0 0 0 1 1 4 1 1 0 0 8 MEAN 0.6 1.1 1.9 2.7 2.9 4.7 5.4 4.8 3.5 2.5 1.3 0.7 32.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 135 135 135 180 180 90 90 90 180 180 180 180 135 PREVAIL. DIRECT. 7.8 6.5 7.7 4.6 5.3 11.2 10.5 11.2 7.0 9.6 5.2 7.2 8.1 PREVAIL. SPEED 31.9 33.0 35.9 16.7 21.8 32.9 35.5 35.5 28.3 35.1 18.8 16.1 20.0 PREVAIL. PERCENT 6.0 7.6 8.5 6.7 4.0 10.0 6.9 6.9 5.0 3.6 16.3 20.2 8.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1952 180 315 315 180 90 90 90 90 180 180 180 315 180 PREVAIL. DIRECT. 5.3 10.5 8.2 9.3 6.5 10.5 11.1 10.1 5.6 5.0 6.3 6.3 6.3 PREVAIL. SPEED 23.8 23.3 25.0 39.9 18.5 30.4 31.0 34.3 20.4 28.2 28.3 20.2 19.8 PREVAIL. PERCENT 14.9 7.3 4.4 2.5 7.7 5.0 3.2 5.2 10.4 19.8 20.0 29.4 10.9 CALMS PERCENT 248 232 248 238 248 240 248 248 240 248 240 248 2926 WIND OBSER. NO. 1953 180 315 315 180 315 90 90 90 180 180 135 180 180 PREVAIL. DIRECT. 6.2 8.0 11.5 6.4 8.2 8.6 11.3 11.7 5.4 7.2 6.5 5.6 6.2 PREVAIL. SPEED 19.8 24.6 27.4 32.9 27.0 27.4 35.1 34.7 32.9 35.5 20.0 22.6 22.5 PREVAIL. PERCENT 27.0 25.0 5.2 10.4 11.7 8.0 8.5 14.1 10.8 12.9 27.5 37.5 16.5 CALMS PERCENT 248 224 248 240 248 237 248 248 240 248 240 248 2917 WIND OBSER. NO. 1954 315 135 135 135 135 90 315 90 90 180 315 315 315 PREVAIL. DIRECT. 6.3 7.9 8.5 9.4 7.7 10.7 5.0 7.9 6.6 3.7 3.6 3.4 5.2 PREVAIL. SPEED 29.0 31.7 47.2 34.6 24.2 30.0 34.7 22.2 29.2 30.6 22.9 19.4 18.2 PREVAIL. PERCENT 27.8 21.9 14.9 13.3 6.5 8.8 7.7 6.9 3.8 7.7 9.6 23.4 12.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1955 180 315 180 135 315 315 90 90 180 180 180 180 180 PREVAIL. DIRECT. 4.8 6.0 5.9 7.0 5.5 7.7 6.7 6.7 4.3 4.7 4.7 3.8 4.4 PREVAIL. SPEED 20.2 25.9 25.4 24.2 23.0 29.3 31.0 29.8 23.8 26.2 22.9 22.6 20.4 PREVAIL. PERCENT 10.5 9.8 10.5 4.6 5.6 4.6 4.8 6.0 5.8 9.3 11.7 15.3 8.2 CALMS PERCENT 248 224 248 240 248 239 248 248 240 248 240 248 2919 WIND OBSER. NO. 1956 315 315 135 135 135 90 90 90 180 180 180 315 135 PREVAIL. DIRECT. 4.0 6.6 5.7 4.5 4.6 5.5 6.5 6.1 4.0 4.0 4.7 3.2 5.1 PREVAIL. SPEED 19.8 22.0 37.5 22.5 27.0 25.8 30.6 24.2 29.2 27.0 24.2 20.2 16.8 PREVAIL. PERCENT 23.8 14.2 11.7 12.5 10.5 12.1 9.7 13.3 9.2 20.6 20.8 31.0 15.8 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1957 315 315 135 135 315 315 90 90 180 180 180 180 315 PREVAIL. DIRECT. 4.4 4.4 5.7 5.9 3.8 4.6 8.3 7.9 4.2 5.3 4.2 3.9 4.8 PREVAIL. SPEED 29.4 33.5 28.2 23.3 17.7 23.2 23.8 21.8 21.7 30.2 19.6 22.2 18.1 PREVAIL. PERCENT 25.4 29.9 14.1 20.4 18.5 11.8 10.9 13.3 16.3 16.9 28.3 26.6 19.3 CALMS PERCENT 248 224 248 240 248 237 248 248 240 248 240 248 2917 WIND OBSER. NO. 1958 180 180 315 180 180 180 45 90 180 180 180 315 180 PREVAIL. DIRECT. 4.5 3.8 7.8 6.3 4.0 3.2 8.4 7.2 4.3 5.4 4.6 5.0 4.5 PREVAIL. SPEED 25.0 19.6 24.6 24.2 28.6 19.6 20.2 21.8 35.8 33.1 22.1 19.8 23.4 PREVAIL. PERCENT 24.2 18.8 12.9 12.1 9.3 9.6 6.9 12.5 8.8 14.1 26.3 28.2 15.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1959 315 315 180 180 180 135 45 90 180 180 180 135 180 PREVAIL. DIRECT. 7.2 7.0 5.0 4.4 4.7 6.3 7.3 7.3 4.1 4.9 4.1 5.2 4.3 PREVAIL. SPEED 21.5 30.0 26.7 23.8 23.5 17.5 18.1 18.5 26.8 29.8 24.3 14.1 20.6 PREVAIL. PERCENT 30.0 18.8 15.4 15.1 13.8 20.0 23.4 19.8 13.0 19.0 28.0 39.5 21.4 CALMS PERCENT 247 223 247 239 247 240 248 248 239 248 239 248 2913 WIND OBSER. NO. 1960 180 180 135 180 180 90 90 90 180 180 315 180 180 PREVAIL. DIRECT. 5.3 5.6 8.3 6.8 5.4 8.0 10.9 10.1 5.3 5.2 6.5 4.5 5.3 PREVAIL. SPEED 19.4 24.7 19.8 20.0 21.8 19.2 29.8 19.8 24.3 23.0 19.6 18.2 18.5 PREVAIL. PERCENT 25.5 23.8 17.4 24.6 16.5 22.5 23.4 15.7 18.0 19.4 22.5 35.2 22.0 CALMS PERCENT 247 231 247 240 248 240 248 248 239 248 240 247 2923 WIND OBSER. NO. 1961 315 180 180 180 180 90 90 45 180 180 180 315 180 PREVAIL. DIRECT. 5.7 5.0 6.3 6.4 5.1 8.7 8.6 9.2 5.4 6.1 5.4 6.3 5.5 PREVAIL. SPEED 19.0 25.0 19.8 23.3 20.6 14.6 22.6 23.0 24.2 32.3 20.8 14.1 18.6 PREVAIL. PERCENT 26.6 26.3 17.7 24.6 21.0 17.9 19.0 17.7 19.2 26.6 37.1 37.9 24.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1962 180 180 180 180 180 90 360 90 180 180 180 180 180 PREVAIL. DIRECT. 6.0 6.2 6.8 6.7 5.4 8.7 8.9 10.3 7.5 7.3 6.0 5.8 6.3 PREVAIL. SPEED 22.6 29.0 25.4 25.4 18.1 18.8 21.4 25.4 25.8 30.6 32.9 17.7 21.5 PREVAIL. PERCENT 26.2 21.9 26.2 25.4 24.6 17.9 13.3 19.8 22.9 29.8 30.0 33.1 24.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1963 180 180 180 180 180 180 90 90 180 180 180 180 180 PREVAIL. DIRECT. 5.1 8.3 7.8 7.3 6.5 5.6 8.4 8.8 5.7 5.8 5.5 7.2 6.2 PREVAIL. SPEED 16.5 23.2 19.8 22.1 19.0 20.4 18.1 19.4 27.9 30.6 21.7 16.1 20.2 PREVAIL. PERCENT 32.7 26.3 24.2 22.5 25.8 15.8 29.0 27.4 21.7 27.4 42.1 48.0 28.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1964 360 180 180 180 180 90 90 180 180 180 180 180 180 PREVAIL. DIRECT. 7.8 6.4 7.6 7.7 6.2 9.0 9.5 4.7 5.4 6.6 6.8 5.8 6.4 PREVAIL. SPEED 21.0 28.9 28.6 27.5 27.4 17.9 19.4 19.0 29.6 27.4 16.7 19.4 21.5 PREVAIL. PERCENT 47.2 37.1 27.8 21.7 27.4 26.3 27.4 28.6 22.5 31.9 44.6 45.2 32.3 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1965 180 225 180 180 180 90 45 45 180 180 180 180 180 PREVAIL. DIRECT. 5.8 8.0 6.7 6.1 5.2 8.2 8.7 7.7 5.5 6.4 5.4 4.4 5.8 PREVAIL. SPEED 15.3 11.6 25.0 20.4 15.3 15.8 15.3 20.6 17.1 23.0 17.1 18.1 16.3 PREVAIL. PERCENT 40.3 33.5 29.8 30.8 35.9 29.6 30.2 24.2 32.1 23.8 33.8 45.6 32.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1966 315 315 180 180 180 90 45 45 90 180 180 180 180 PREVAIL. DIRECT. 5.2 7.0 5.7 6.3 6.9 9.1 9.6 7.7 6.9 5.1 4.6 5.1 5.6 PREVAIL. SPEED 13.3 14.7 19.0 26.7 25.0 19.7 21.4 16.9 23.8 21.8 20.8 18.1 17.3 PREVAIL. PERCENT 45.6 36.6 17.4 22.5 19.8 20.5 21.8 19.8 12.5 24.2 41.3 38.7 26.7 CALMS PERCENT 248 224 247 240 248 239 248 248 240 248 240 248 2918 WIND OBSER. NO. 1967 180 135 180 315 180 45 90 45 180 180 180 180 180 PREVAIL. DIRECT. 4.6 6.3 5.9 7.9 4.8 8.3 7.9 8.9 4.8 5.0 4.5 4.1 4.8 PREVAIL. SPEED 17.3 28.1 20.2 19.2 18.1 18.8 19.0 20.6 28.8 23.4 16.3 16.5 17.8 PREVAIL. PERCENT 46.0 17.9 21.4 17.6 21.8 21.7 21.4 27.4 15.0 27.8 38.3 46.8 27.0 CALMS PERCENT 248 224 248 239 248 240 248 248 240 248 240 248 2919 WIND OBSER. NO. 1968 270 315 315 180 315 135 45 90 90 90 315 315 135 PREVAIL. DIRECT. 5.5 6.6 7.5 5.5 5.4 7.8 8.8 6.4 5.2 5.2 6.7 5.5 6.5 PREVAIL. SPEED 12.5 19.4 16.9 25.4 18.1 17.5 25.8 21.8 25.0 18.1 8.8 15.3 11.8 PREVAIL. PERCENT 33.5 32.8 24.6 17.9 24.6 21.3 26.6 29.8 34.2 34.3 64.2 58.5 33.5 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1969 135 315 135 180 135 90 90 90 90 180 360 315 135 PREVAIL. DIRECT. 8.1 11.5 8.8 7.2 9.7 9.7 10.7 9.8 7.4 6.8 9.6 8.1 8.8 PREVAIL. SPEED 13.7 14.3 26.6 19.6 20.2 14.2 22.6 13.7 14.6 18.5 6.7 9.7 13.0 PREVAIL. PERCENT 49.2 48.7 21.8 20.4 29.0 38.3 36.3 33.1 41.3 42.3 70.4 69.0 41.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1970 180 135 180 135 135 90 90 90 135 135 135 135 135 PREVAIL. DIRECT. 5.7 8.2 7.1 8.3 8.6 9.2 9.9 10.2 8.2 7.9 8.1 9.3 8.4 PREVAIL. SPEED 9.3 12.5 17.3 19.6 15.7 24.2 21.4 21.8 20.8 24.6 12.5 3.6 14.3 PREVAIL. PERCENT 60.9 42.9 39.9 37.9 42.7 37.5 41.1 44.4 36.3 48.0 73.3 83.1 49.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1971 135 315 135 135 135 90 90 90 90 180 135 315 135 PREVAIL. DIRECT. 9.2 10.0 10.9 9.3 10.2 11.2 12.2 11.9 9.5 6.3 7.3 9.7 9.2 PREVAIL. SPEED 10.9 12.5 12.9 22.9 19.0 22.5 19.8 16.9 15.0 12.5 7.5 9.3 11.5 PREVAIL. PERCENT 78.2 59.8 54.8 38.8 54.8 50.0 43.5 50.0 47.9 51.2 68.8 61.3 54.9 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1972 135 180 135 135 360 90 90 90 90 135 135 135 135 PREVAIL. DIRECT. 8.1 5.5 8.8 7.7 7.5 7.8 10.0 9.6 7.3 8.0 9.5 6.7 7.9 PREVAIL. SPEED 13.3 5.6 10.6 11.3 11.3 11.3 15.3 14.5 12.9 9.7 7.9 9.3 9.1 PREVAIL. PERCENT 75.4 75.9 66.9 58.8 52.4 54.6 61.3 56.5 57.9 74.2 79.1 74.6 65.6 CALMS PERCENT 248 232 245 240 248 240 248 248 240 248 239 248 2924 WIND OBSER. NO. 1973 315 315 135 135 90 90 90 90 135 135 180 315 135 PREVAIL. DIRECT. 10.4 13.3 9.4 10.4 8.4 9.9 9.9 10.7 8.2 6.7 5.8 9.3 8.2 PREVAIL. SPEED 9.3 10.3 13.7 11.7 17.7 22.5 20.2 17.3 22.9 10.9 5.8 6.5 10.1 PREVAIL. PERCENT 66.5 67.9 56.9 46.9 52.0 47.5 45.2 55.6 48.8 66.5 79.2 78.2 59.2 CALMS PERCENT 248 224 248 239 248 240 248 248 240 248 240 248 2919 WIND OBSER. NO. 1974 135 180 135 135 135 90 90 90 135 135 135 315 135 PREVAIL. DIRECT. 5.9 6.3 7.1 8.0 6.6 8.6 11.3 9.9 8.0 5.4 7.6 7.3 7.2 PREVAIL. SPEED 9.7 6.7 14.9 17.9 14.1 19.2 15.3 19.4 18.8 6.5 9.2 8.5 11.1 PREVAIL. PERCENT 75.0 81.3 63.3 40.4 63.3 55.8 45.2 54.0 63.8 75.0 72.1 77.0 63.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1975 315 135 180 135 135 90 90 90 135 180 180 180 135 PREVAIL. DIRECT. 7.2 6.3 7.0 6.7 8.8 10.5 10.5 11.4 8.3 7.3 7.0 6.4 7.6 PREVAIL. SPEED 6.9 10.3 13.3 10.0 17.3 16.3 16.5 21.4 15.4 12.5 9.6 6.5 9.3 PREVAIL. PERCENT 76.2 68.8 54.0 62.5 55.2 54.2 52.0 60.5 61.3 67.3 80.0 81.9 64.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1976 180 180 180 135 135 90 90 90 135 135 180 360 135 PREVAIL. DIRECT. 7.5 8.3 7.6 7.4 7.6 7.8 9.3 10.5 6.8 7.3 7.6 10.6 7.6 PREVAIL. SPEED 6.0 10.8 20.6 11.7 19.8 15.8 16.1 14.1 15.8 9.7 7.1 4.4 10.4 PREVAIL. PERCENT 82.7 69.0 49.2 58.8 52.4 59.2 59.7 54.4 63.8 76.6 83.8 81.0 65.8 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1977 315 315 135 135 135 135 90 90 90 135 180 135 135 PREVAIL. DIRECT. 9.9 12.5 8.3 8.2 8.7 8.5 10.6 11.0 8.0 8.5 5.6 7.8 8.3 PREVAIL. SPEED 4.0 5.4 15.3 10.8 10.5 13.8 23.8 16.1 9.2 9.7 3.3 6.0 8.1 PREVAIL. PERCENT 89.5 86.5 62.9 63.8 69.0 61.3 58.9 62.9 74.2 75.0 89.2 85.1 73.1 CALMS PERCENT 248 222 248 240 248 240 248 248 240 248 240 248 2918 WIND OBSER. NO. 1978 315 180 180 135 135 135 90 90 135 135 315 135 135 PREVAIL. DIRECT. 10.4 7.8 7.4 7.7 9.2 8.1 9.7 10.5 6.3 7.2 8.4 7.4 7.8 PREVAIL. SPEED 2.0 7.1 10.9 13.8 14.9 18.3 19.4 19.4 8.3 6.0 3.3 2.1 7.6 PREVAIL. PERCENT 92.3 77.2 69.4 61.7 57.3 54.2 53.2 64.1 80.4 83.4 90.4 93.6 72.9 CALMS PERCENT 248 224 248 240 248 240 248 248 240 235 239 235 2893 WIND OBSER. NO. 1979 *** *** 180 180 135 135 90 45 135 180 180 360 *** PREVAIL. DIRECT. ***** ***** 5.9 7.8 6.5 8.2 11.0 10.0 7.2 7.4 6.3 8.2 ***** PREVAIL. SPEED ***** ***** 5.9 10.8 16.8 17.2 21.4 13.7 13.3 12.1 7.1 6.9 ***** PREVAIL. PERCENT ***** ***** 81.0 66.2 50.3 54.8 53.2 55.6 58.3 73.0 82.1 84.3 ***** CALMS PERCENT 94 107 153 148 155 239 248 248 240 248 240 248 2368 WIND OBSER. NO. 1980 180 360 180 135 135 135 45 135 135 180 180 270 135 PREVAIL. DIRECT. 6.2 8.6 7.7 7.6 7.4 8.5 9.4 7.4 7.4 6.3 5.5 10.8 7.4 PREVAIL. SPEED 9.3 6.0 11.7 11.7 11.7 15.0 15.3 14.5 12.5 9.3 4.6 3.2 8.2 PREVAIL. PERCENT 79.4 81.5 63.3 63.3 64.9 54.2 51.6 57.7 64.6 73.0 82.1 86.7 68.5 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1981 135 135 135 135 135 315 45 45 90 90 135 315 90 PREVAIL. DIRECT. 5.7 6.0 6.5 8.4 6.8 7.9 9.2 9.3 8.9 6.5 8.0 10.8 8.2 PREVAIL. SPEED 4.8 11.2 9.7 13.8 15.7 12.5 18.1 23.8 13.3 6.9 5.8 2.0 7.0 PREVAIL. PERCENT 81.5 68.3 61.7 52.5 53.2 55.0 51.2 61.7 60.4 81.0 81.3 95.6 67.0 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1982 135 315 135 135 135 90 90 90 90 135 135 135 135 PREVAIL. DIRECT. 8.2 10.7 8.9 8.2 7.6 8.7 10.1 9.3 6.2 7.0 5.9 6.1 7.6 PREVAIL. SPEED 4.8 14.3 12.5 16.3 14.9 18.3 17.3 23.0 16.3 16.9 22.9 8.5 12.3 PREVAIL. PERCENT 85.1 72.3 58.1 55.8 48.4 40.0 47.2 44.8 47.5 50.4 62.5 74.2 57.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1983 315 135 135 135 135 90 90 90 135 135 315 135 135 PREVAIL. DIRECT. 8.1 4.9 7.8 7.5 7.8 7.8 7.4 6.7 6.0 6.5 8.2 6.8 6.7 PREVAIL. SPEED 11.7 8.5 14.9 19.2 14.9 20.4 18.1 21.8 22.1 15.7 7.5 12.1 13.6 PREVAIL. PERCENT 57.7 58.5 45.2 45.0 43.1 44.2 48.4 48.8 49.6 60.9 71.7 65.3 53.2 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1984 135 135 135 135 135 90 45 90 135 135 135 135 135 PREVAIL. DIRECT. 5.6 6.7 7.8 8.2 8.5 10.0 11.8 10.7 7.6 7.2 7.8 5.2 7.4 PREVAIL. SPEED 11.7 20.7 29.0 17.5 19.0 21.7 27.5 25.4 18.3 12.5 14.6 9.3 14.3 PREVAIL. PERCENT 63.7 47.8 36.7 43.8 38.7 35.0 37.7 38.7 40.4 56.9 63.3 74.2 48.1 CALMS PERCENT 248 232 248 240 248 240 247 248 240 248 240 248 2927 WIND OBSER. NO. 1985 135 315 180 135 90 90 90 90 90 135 135 135 90 PREVAIL. DIRECT. 6.7 12.4 6.6 9.3 8.8 10.7 12.1 11.8 9.5 7.8 6.9 11.6 9.6 PREVAIL. SPEED 10.9 14.7 23.4 11.7 13.7 19.7 25.1 20.6 15.0 16.9 7.9 5.6 11.6 PREVAIL. PERCENT 52.6 34.8 41.1 47.1 39.1 32.6 38.1 28.6 57.9 56.5 81.7 86.3 49.8 CALMS PERCENT 247 224 248 240 248 239 247 248 240 248 240 248 2917 WIND OBSER. NO. 1986 315 135 135 135 90 45 90 90 135 180 135 315 90 PREVAIL. DIRECT. 10.4 7.7 8.1 7.8 8.9 11.0 9.2 9.2 7.1 5.1 4.8 7.6 8.9 PREVAIL. SPEED 4.4 5.4 15.7 15.4 17.7 14.2 17.7 22.2 14.2 16.5 13.3 9.3 9.2 PREVAIL. PERCENT 87.9 90.2 58.1 62.1 55.2 49.2 43.5 43.1 50.4 61.7 65.0 66.9 60.9 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1987 315 180 135 180 90 90 90 90 135 180 135 135 135 PREVAIL. DIRECT. 6.9 5.7 6.6 6.6 6.1 8.6 9.2 9.6 6.5 5.2 5.4 4.8 6.4 PREVAIL. SPEED 10.1 8.5 15.3 16.7 14.5 24.2 25.4 18.1 20.0 18.1 13.8 7.3 11.2 PREVAIL. PERCENT 59.7 66.5 41.9 43.3 47.6 39.2 37.5 39.1 45.8 55.6 72.8 66.9 51.2 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 232 248 2912 WIND OBSER. NO. 1988 315 315 135 135 135 90 90 90 180 180 180 315 135 PREVAIL. DIRECT. 8.5 12.0 6.6 5.8 7.0 7.7 9.3 8.5 5.0 4.9 5.4 6.7 6.8 PREVAIL. SPEED 10.1 8.2 12.5 11.3 23.0 20.0 21.0 17.3 16.3 14.5 8.3 5.6 10.5 PREVAIL. PERCENT 71.4 68.1 46.4 56.7 45.6 47.1 45.2 52.0 51.7 62.5 66.3 75.8 57.3 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1989 135 135 135 135 135 90 45 45 135 135 135 135 135 PREVAIL. DIRECT. 5.1 4.9 5.4 7.0 7.1 8.0 11.4 9.8 6.2 6.6 6.5 6.1 6.3 PREVAIL. SPEED 5.6 8.5 9.3 14.6 20.2 18.8 18.1 24.2 14.2 14.1 7.1 6.5 9.1 PREVAIL. PERCENT 77.8 75.0 62.9 57.5 54.4 50.0 42.3 52.8 55.4 66.9 72.9 75.0 61.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1990 135 135 315 90 90 90 45 45 90 135 135 90 90 PREVAIL. DIRECT. 6.6 6.1 11.1 7.0 9.7 9.7 11.4 10.3 6.3 7.6 6.6 5.6 7.8 PREVAIL. SPEED 8.5 19.6 12.5 17.5 16.5 17.5 24.6 18.5 14.6 8.5 7.9 7.7 10.1 PREVAIL. PERCENT 72.6 55.8 52.4 43.8 44.4 50.8 46.8 56.5 61.7 71.4 81.7 82.7 60.1 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1991 315 315 135 90 135 90 45 45 90 90 135 135 90 PREVAIL. DIRECT. 7.8 9.7 6.0 7.3 6.3 9.0 9.4 9.7 8.4 5.5 5.5 5.8 7.7 PREVAIL. SPEED 8.9 7.6 19.4 10.8 12.1 19.2 22.2 16.9 13.8 5.2 8.8 8.1 9.0 PREVAIL. PERCENT 78.6 71.4 58.5 57.5 53.2 47.9 48.0 56.9 57.9 85.1 80.4 69.8 63.7 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1992 135 135 135 135 90 90 45 45 90 135 135 90 90 PREVAIL. DIRECT. 6.4 6.2 5.9 7.5 6.8 7.1 10.4 9.3 7.9 7.1 6.3 6.2 7.1 PREVAIL. SPEED 9.7 8.6 10.9 12.9 12.1 13.3 25.4 17.7 15.8 8.1 5.4 3.6 8.8 PREVAIL. PERCENT 75.4 65.9 65.7 58.8 60.9 58.3 57.7 52.8 61.7 79.4 81.3 86.3 67.0 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1993 135 135 315 90 90 90 45 45 135 180 135 135 135 PREVAIL. DIRECT. 5.4 6.4 12.8 7.9 6.2 8.8 12.3 10.2 7.7 5.5 6.7 5.3 6.9 PREVAIL. SPEED 5.6 9.8 12.9 12.9 16.5 18.3 26.2 16.5 17.5 21.8 31.3 16.9 12.6 PREVAIL. PERCENT 75.8 70.1 52.8 61.3 38.3 44.2 32.7 56.5 35.0 13.7 10.4 23.8 42.7 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1994 315 135 135 90 90 45 45 45 180 90 180 90 90 PREVAIL. DIRECT. 11.2 7.1 6.4 8.0 8.5 9.3 10.0 9.7 5.6 6.7 5.4 5.8 7.6 PREVAIL. SPEED 14.9 25.4 25.0 18.8 17.7 19.6 26.6 25.8 25.0 17.7 15.8 15.7 15.1 PREVAIL. PERCENT 44.4 32.1 12.5 22.5 44.8 44.6 42.7 35.1 15.0 21.0 27.5 25.0 30.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1995 180 135 135 315 90 90 90 45 180 135 180 90 90 PREVAIL. DIRECT. 5.4 7.0 7.8 8.5 9.2 9.8 9.7 11.6 5.7 7.7 4.9 6.4 8.1 PREVAIL. SPEED 15.3 23.7 19.8 16.3 23.4 17.5 23.4 17.3 18.8 19.8 14.6 11.7 15.9 PREVAIL. PERCENT 20.2 17.9 21.4 20.4 14.1 11.7 16.5 21.4 25.4 30.6 39.6 54.8 24.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1996 90 135 135 135 90 90 45 90 135 135 180 180 90 PREVAIL. DIRECT. 5.5 7.7 6.8 7.4 8.4 10.5 11.9 9.8 7.5 8.4 5.7 5.1 8.2 PREVAIL. SPEED 14.9 21.1 23.4 24.6 24.2 19.2 23.4 17.7 22.1 22.2 12.5 19.0 15.6 PREVAIL. PERCENT 48.0 32.8 29.8 20.0 24.2 17.1 14.9 14.5 25.0 28.2 57.9 37.1 29.1 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 1997 90 90 90 135 90 315 45 90 180 180 180 135 90 PREVAIL. DIRECT. 6.8 7.3 8.5 9.6 8.6 9.7 12.3 10.1 6.2 5.6 5.5 6.7 8.6 PREVAIL. SPEED 8.5 13.4 14.1 17.5 21.4 17.1 23.8 27.0 27.9 19.4 13.8 11.3 13.9 PREVAIL. PERCENT 65.7 42.0 29.0 25.0 31.5 20.8 19.8 13.7 19.2 25.4 46.3 40.7 31.5 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1998 315 180 135 180 180 90 135 360 225 180 180 180 180 PREVAIL. DIRECT. 9.3 6.9 7.5 7.3 7.1 10.8 10.3 7.9 5.8 6.8 6.2 5.6 6.7 PREVAIL. SPEED 19.8 19.6 16.9 21.3 20.6 22.9 21.8 15.7 23.3 23.8 21.3 23.0 16.6 PREVAIL. PERCENT 26.6 14.7 15.3 17.5 7.3 9.6 14.9 12.9 13.3 14.9 25.0 23.0 16.3 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1999 180 225 180 180 180 135 90 90 225 180 180 225 180 PREVAIL. DIRECT. 5.9 6.2 6.8 7.7 7.5 9.6 10.4 11.8 5.4 7.1 6.7 4.8 7.3 PREVAIL. SPEED 17.3 16.5 33.9 32.5 23.8 20.4 23.0 21.0 24.6 22.2 22.5 15.7 20.0 PREVAIL. PERCENT 25.0 18.3 11.7 7.9 7.7 7.9 8.5 10.5 11.7 13.3 15.4 16.1 12.8 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2000 180 180 180 180 180 90 90 90 180 180 180 180 180 PREVAIL. DIRECT. 6.5 6.2 7.6 8.6 9.4 10.9 12.3 11.5 8.2 8.0 5.3 6.3 7.5 PREVAIL. SPEED 17.7 24.1 21.4 16.7 27.8 19.6 27.0 25.0 14.2 25.0 21.3 14.5 16.8 PREVAIL. PERCENT 20.2 16.8 13.3 12.1 12.1 11.3 12.5 30.6 43.3 33.5 34.6 41.9 23.5 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2001 180 180 180 180 180 135 90 135 180 180 225 180 180 PREVAIL. DIRECT. 6.2 7.4 8.0 7.6 8.1 10.8 11.4 10.3 7.6 7.5 5.9 6.5 7.4 PREVAIL. SPEED 19.8 13.4 21.0 20.0 20.6 22.5 23.0 17.7 20.0 28.2 14.6 15.7 16.6 PREVAIL. PERCENT 41.9 32.6 27.4 25.0 23.4 30.4 24.6 31.5 25.8 30.2 38.8 48.0 31.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2002 180 180 180 180 180 135 90 135 225 180 180 180 180 PREVAIL. DIRECT. 6.7 6.9 7.8 7.6 7.9 9.3 11.2 8.8 5.3 6.6 6.4 6.1 7.0 PREVAIL. SPEED 17.7 14.7 18.1 23.8 29.8 22.9 23.8 18.1 21.7 24.6 25.4 23.8 19.6 PREVAIL. PERCENT 40.7 25.4 26.2 22.9 13.7 15.0 19.4 14.9 24.2 21.4 22.9 19.8 22.2 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2003 180 180 180 180 135 225 90 90 225 180 180 180 180 PREVAIL. DIRECT. 5.9 7.1 7.5 7.7 7.6 4.9 10.2 10.6 5.2 6.4 6.9 5.7 7.0 PREVAIL. SPEED 17.7 25.4 24.6 39.2 18.1 19.6 26.2 31.9 20.4 19.8 18.8 22.2 20.1 PREVAIL. PERCENT 21.4 11.2 14.9 9.6 15.7 10.4 7.7 13.3 12.5 13.3 19.6 17.7 14.0 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2004 360 360 180 180 90 90 90 90 180 180 180 180 180 PREVAIL. DIRECT. 7.2 7.6 8.4 7.8 6.9 9.5 9.0 8.5 5.3 6.3 5.2 5.2 6.4 PREVAIL. SPEED 14.9 15.1 28.2 34.2 19.4 27.1 23.8 23.0 17.5 18.5 17.5 12.1 15.8 PREVAIL. PERCENT 19.4 18.1 12.5 9.6 29.4 35.0 30.6 31.5 41.7 48.0 54.2 60.5 32.6 CALMS PERCENT 248 232 248 240 248 240 248 248 240 248 240 248 2928 WIND OBSER. NO. 2005 315 180 180 180 90 90 90 180 180 180 180 180 180 PREVAIL. DIRECT. 7.4 5.5 5.5 6.2 7.1 9.1 8.8 6.2 5.4 5.3 4.6 4.6 5.6 PREVAIL. SPEED 12.1 22.8 14.9 18.8 13.7 20.4 26.2 19.4 19.6 23.4 12.9 12.1 15.2 PREVAIL. PERCENT 51.2 40.6 45.2 39.6 39.9 33.8 29.8 29.0 41.3 40.7 55.4 59.7 42.2 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1951-2005 315 135 135 135 135 90 90 90 180 180 180 180 180 PREVAIL. DIRECT. 6.7 6.9 7.5 7.9 7.8 9.2 9.7 9.4 5.6 6.0 5.6 5.3 5.8 PREVAIL. SPEED 10.3 11.6 16.3 16.3 14.7 18.3 19.6 19.1 16.6 18.0 12.9 10.5 12.4 PREVAIL. PERCENT MEAN 50.1 42.9 34.7 33.3 33.2 31.8 31.1 33.6 35.5 41.7 51.3 54.2 39.4 CALMS PERCENT MEAN 247.9 226.0 246.2 238.2 246.3 239.8 248.0 248.0 240.0 247.8 239.8 247.7 2915.7 WIND OBSER. NO. =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 152 152 129 114 114 98 79 97 134 147 174 173 122 VECTOR DIRECT. 1.4 1.3 3.4 1.5 1.4 4.4 3.7 4.0 4.3 6.1 0.5 0.9 2.5 WIND MAGNITUDE 23.3 25.5 56.7 28.8 22.2 64.7 54.4 54.8 59.7 76.2 11.4 18.0 40.3 STEADINESES(%) 1952 218 302 176 151 107 90 61 51 104 145 160 254 109 VECTOR DIRECT. 0.9 2.6 1.3 4.9 1.6 3.7 4.6 3.5 1.4 1.5 2.2 0.7 1.2 WIND MAGNITUDE 25.7 41.9 17.6 62.8 30.8 48.1 59.7 47.9 26.9 40.5 56.4 17.9 20.7 STEADINESES(%) 1953 196 249 206 143 19 101 71 77 134 156 161 171 124 VECTOR DIRECT. 0.9 1.4 1.1 2.6 0.5 2.6 4.5 4.2 3.7 3.3 1.6 1.2 1.6 WIND MAGNITUDE 22.0 25.9 12.6 38.2 7.7 46.4 61.6 70.0 62.7 58.9 36.4 34.3 27.6 STEADINESES(%) 1954 313 148 139 132 128 83 19 53 94 155 148 256 111 VECTOR DIRECT. 0.8 2.1 3.7 2.5 2.4 3.1 2.0 2.0 1.6 0.6 1.1 0.5 1.3 WIND MAGNITUDE 19.5 39.6 55.2 40.3 38.1 49.2 39.2 40.0 32.7 17.1 28.2 21.7 26.0 STEADINESES(%) 1955 202 276 155 153 98 360 101 83 134 163 160 207 133 VECTOR DIRECT. 0.8 1.0 2.1 1.1 0.6 2.3 2.2 2.0 1.9 1.3 1.1 1.0 0.7 WIND MAGNITUDE 20.5 20.8 42.0 19.3 12.8 38.3 50.0 44.4 48.7 37.1 32.4 27.0 15.6 STEADINESES(%) 1956 245 261 154 156 123 71 56 49 122 158 172 149 112 VECTOR DIRECT. 0.5 0.6 1.0 1.2 1.3 1.8 2.5 2.1 2.1 1.2 1.1 0.7 0.8 WIND MAGNITUDE 19.2 12.8 17.9 33.3 34.2 47.4 53.2 51.2 52.5 46.2 35.5 25.0 21.1 STEADINESES(%) 1957 292 296 222 128 102 51 71 83 92 146 148 228 103 VECTOR DIRECT. 0.6 1.2 0.5 1.6 0.6 1.5 2.2 2.3 1.1 2.3 0.7 0.6 0.7 WIND MAGNITUDE 20.7 42.9 9.6 37.2 17.1 34.1 40.0 50.0 32.4 56.1 24.1 19.4 17.9 STEADINESES(%) 1958 192 279 264 165 102 72 51 90 138 154 184 258 124 VECTOR DIRECT. 0.9 0.7 1.2 1.7 0.9 1.8 2.9 2.3 2.9 2.4 0.6 0.4 0.8 WIND MAGNITUDE 26.5 18.9 23.1 31.5 17.6 38.3 49.2 47.9 61.7 53.3 17.1 13.8 17.8 STEADINESES(%) 1959 290 280 146 139 122 95 76 104 121 156 153 212 122 VECTOR DIRECT. 1.1 1.3 1.6 1.5 1.3 1.9 2.8 2.8 2.2 2.2 1.0 0.1 1.1 WIND MAGNITUDE 33.3 29.5 34.8 31.9 27.7 42.2 59.6 59.6 46.8 47.8 28.6 3.8 26.2 STEADINESES(%) 1960 218 177 241 143 124 89 81 99 125 168 248 223 116 VECTOR DIRECT. 0.4 1.4 0.4 1.3 2.0 3.3 4.5 2.9 2.4 1.0 0.4 0.6 1.3 WIND MAGNITUDE 10.5 35.9 6.3 26.0 37.0 58.9 71.4 50.9 47.1 22.2 10.0 21.4 26.5 STEADINESES(%) 1961 242 171 290 153 95 56 62 42 127 158 193 287 99 VECTOR DIRECT. 0.8 1.3 0.8 1.2 0.9 2.3 3.5 3.5 2.7 2.8 0.7 0.8 0.8 WIND MAGNITUDE 20.5 34.2 13.8 26.7 18.0 41.8 59.3 59.3 51.9 63.6 24.1 27.6 17.4 STEADINESES(%) 1962 212 184 169 148 119 79 29 75 145 174 182 207 125 VECTOR DIRECT. 0.8 1.9 1.4 1.7 1.8 2.2 4.7 3.2 2.9 2.1 1.6 1.0 1.1 WIND MAGNITUDE 18.2 37.3 27.5 33.3 38.3 38.6 64.4 53.3 58.0 50.0 42.1 28.6 22.0 STEADINESES(%) 1963 233 172 205 148 139 105 60 80 132 155 165 222 132 VECTOR DIRECT. 0.5 1.8 1.0 2.4 1.1 2.8 2.6 2.7 2.7 2.0 1.3 0.7 1.3 WIND MAGNITUDE 15.6 37.5 18.2 46.2 22.4 43.7 53.1 56.3 54.0 50.0 43.3 21.9 28.3 STEADINESES(%) 1964 327 184 200 153 139 105 66 109 131 161 235 202 136 VECTOR DIRECT. 1.3 0.9 1.4 1.8 2.3 2.4 2.6 2.9 2.6 2.3 1.1 0.9 1.2 WIND MAGNITUDE 40.6 23.7 24.6 30.0 47.9 49.0 46.4 60.4 54.2 56.1 33.3 31.0 26.7 STEADINESES(%) 1965 222 314 160 170 114 93 76 59 129 178 164 263 120 VECTOR DIRECT. 0.4 0.9 1.6 1.4 1.6 1.8 2.5 2.2 1.6 1.8 0.4 0.7 0.8 WIND MAGNITUDE 13.3 19.6 34.0 30.4 39.0 35.3 48.1 44.0 41.0 40.0 11.8 23.3 19.0 STEADINESES(%) 1966 294 274 317 157 137 83 59 48 123 137 152 166 104 VECTOR DIRECT. 0.5 0.3 0.7 1.4 1.9 3.0 3.4 2.4 2.8 1.6 1.6 0.7 1.1 WIND MAGNITUDE 18.5 7.3 11.5 26.9 33.9 52.6 61.8 47.1 52.8 41.0 55.2 22.6 23.9 STEADINESES(%) 1967 218 164 146 41 105 72 85 71 129 152 161 224 115 VECTOR DIRECT. 0.7 1.3 1.3 0.3 1.1 2.3 3.1 2.4 2.3 1.6 0.8 0.9 1.1 WIND MAGNITUDE 26.9 24.1 23.6 5.7 22.0 41.1 58.5 52.2 47.9 39.0 24.2 33.3 24.4 STEADINESES(%) 1968 298 231 207 145 29 97 61 76 115 116 267 239 92 VECTOR DIRECT. 1.2 0.7 0.2 2.0 1.3 1.8 3.3 2.1 2.0 1.7 0.1 0.2 0.8 WIND MAGNITUDE 34.3 18.9 4.1 40.8 31.7 36.0 63.5 56.8 62.5 48.6 6.3 9.5 21.1 STEADINESES(%) 1969 117 346 135 153 128 71 81 64 117 148 341 304 99 VECTOR DIRECT. 0.5 0.8 1.8 0.4 2.3 2.8 3.2 2.6 2.1 2.2 0.4 0.6 1.2 WIND MAGNITUDE 14.3 23.5 28.1 5.6 38.3 49.1 52.5 49.1 51.2 55.0 17.4 28.6 25.5 STEADINESES(%) 1970 298 230 160 147 85 95 76 98 123 142 153 193 114 VECTOR DIRECT. 0.4 0.3 1.4 2.0 2.0 3.3 2.7 3.6 2.8 2.6 0.9 0.2 1.5 WIND MAGNITUDE 15.4 7.1 28.6 43.5 43.5 58.9 55.1 73.5 59.6 70.3 45.0 16.7 37.5 STEADINESES(%) 1971 143 324 169 137 117 86 56 92 63 145 182 310 100 VECTOR DIRECT. 0.8 0.4 1.7 2.1 3.1 3.6 3.7 3.8 2.1 1.4 0.4 0.3 1.5 WIND MAGNITUDE 47.1 10.3 36.2 38.2 75.6 72.0 62.7 74.5 47.7 37.8 17.4 10.0 36.6 STEADINESES(%) 1972 148 282 180 78 77 77 67 81 103 131 132 103 96 VECTOR DIRECT. 1.3 0.1 0.5 1.0 0.6 1.7 2.2 2.6 1.5 1.0 0.9 0.5 1.0 WIND MAGNITUDE 76.5 5.3 17.9 33.3 16.7 47.2 66.7 74.3 53.6 55.6 60.0 27.8 38.5 STEADINESES(%) 1973 304 297 88 235 103 91 77 71 124 148 330 321 89 VECTOR DIRECT. 0.9 1.2 0.7 0.3 2.6 3.4 3.3 3.8 2.8 1.0 R< 0.1 0.4 1.2 WIND MAGNITUDE 33.3 40.0 17.1 5.5 63.4 72.3 70.2 82.6 75.7 43.5 2.4 30.8 34.3 STEADINESES(%) 1974 204 180 129 165 120 109 78 101 131 146 135 318 114 VECTOR DIRECT. 0.1 0.3 1.0 1.2 1.4 2.3 3.1 2.7 2.2 0.5 0.7 0.5 1.1 WIND MAGNITUDE 6.3 27.3 37.0 26.1 58.3 69.7 62.0 67.5 78.6 35.7 36.8 33.3 40.7 STEADINESES(%) 1975 299 279 165 128 107 88 76 86 129 154 163 146 110 VECTOR DIRECT. 0.4 0.3 1.4 1.2 1.8 2.7 2.9 3.3 2.1 1.5 0.7 0.3 1.2 WIND MAGNITUDE 25.0 12.0 40.0 50.0 47.4 67.5 67.4 86.8 63.6 62.5 50.0 23.1 41.4 STEADINESES(%) 1976 200 160 158 132 138 87 98 76 134 160 155 329 121 VECTOR DIRECT. 0.3 0.8 1.6 0.9 1.7 2.2 2.8 2.3 1.7 1.0 0.9 0.2 1.1 WIND MAGNITUDE 25.0 29.6 41.0 28.1 45.9 64.7 80.0 59.0 65.4 55.6 75.0 11.8 40.7 STEADINESES(%) 1977 331 334 150 139 110 96 86 98 109 149 116 119 108 VECTOR DIRECT. 0.3 0.6 2.0 1.5 1.5 2.4 3.7 2.6 1.6 0.9 0.1 0.3 1.2 WIND MAGNITUDE 33.3 46.2 66.7 55.6 57.7 66.7 88.1 76.5 76.2 45.0 16.7 25.0 52.2 STEADINESES(%) 1978 289 140 143 156 117 98 66 88 121 130 299 285 100 VECTOR DIRECT. 0.3 0.4 0.9 1.0 1.2 2.0 3.4 2.6 0.9 0.3 0.1 0.1 0.9 WIND MAGNITUDE 50.0 22.2 36.0 34.5 31.6 48.8 77.3 78.8 69.2 23.1 12.5 20.0 39.1 STEADINESES(%) 1979 *** *** 111 172 102 108 83 58 110 163 165 343 *** VECTOR DIRECT. **** **** 0.2 0.6 1.9 2.5 3.8 2.9 1.7 1.4 0.6 0.7 **** WIND MAGNITUDE ***** ***** 15.4 23.1 47.5 65.8 80.9 67.4 53.1 73.7 54.5 58.3 ***** STEADINESES(%) 1980 197 4 162 151 121 93 59 114 136 160 303 265 111 VECTOR DIRECT. 0.5 0.4 0.7 1.1 1.4 2.2 2.9 2.0 1.3 0.8 0.2 0.3 0.8 WIND MAGNITUDE 33.3 28.6 25.9 39.3 51.9 55.0 70.7 64.5 52.0 47.1 18.2 27.3 33.3 STEADINESES(%) 1981 301 152 165 103 89 17 27 62 92 109 138 326 63 VECTOR DIRECT. 0.3 0.2 0.2 0.6 1.1 1.5 2.9 3.0 2.1 0.8 0.5 0.2 0.8 WIND MAGNITUDE 23.1 8.7 6.9 15.8 28.9 45.5 63.0 85.7 67.7 61.5 31.3 50.0 30.8 STEADINESES(%) 1982 282 310 310 124 98 83 75 95 122 148 132 135 100 VECTOR DIRECT. 0.5 0.9 0.3 1.7 2.0 2.9 3.0 3.3 2.1 0.6 1.6 0.5 1.2 WIND MAGNITUDE 31.3 33.3 7.5 56.7 51.3 59.2 66.7 73.3 65.6 17.1 69.6 38.5 36.4 STEADINESES(%) 1983 263 258 159 112 125 109 80 88 128 137 357 168 115 VECTOR DIRECT. 0.3 0.6 0.8 1.6 1.8 2.6 2.3 2.1 2.1 1.4 0.2 0.3 1.1 WIND MAGNITUDE 9.7 23.1 20.5 43.2 50.0 70.3 67.6 63.6 75.0 60.9 11.8 13.0 36.7 STEADINESES(%) 1984 175 113 142 137 98 68 31 81 124 131 151 134 92 VECTOR DIRECT. 0.1 0.9 2.4 1.5 2.2 3.7 4.3 3.3 2.5 0.3 0.9 0.1 1.4 WIND MAGNITUDE 4.8 25.7 50.0 39.5 41.5 61.7 70.5 62.3 62.5 9.4 33.3 6.3 35.0 STEADINESES(%) 1985 146 233 148 39 101 78 75 60 95 112 120 127 92 VECTOR DIRECT. 0.1 0.7 2.3 0.3 2.2 3.3 4.9 3.7 2.2 1.9 0.8 0.9 1.6 WIND MAGNITUDE 3.7 11.1 52.3 6.7 45.8 56.9 72.1 56.9 66.7 57.6 72.7 64.3 37.2 STEADINESES(%) 1986 287 127 100 95 91 52 54 80 122 152 168 267 86 VECTOR DIRECT. 0.5 0.4 0.9 2.2 1.9 2.7 3.4 2.8 1.8 1.4 0.3 0.5 1.2 WIND MAGNITUDE 50.0 57.1 23.7 71.0 48.7 54.0 68.0 66.7 54.5 63.6 15.8 23.8 40.0 STEADINESES(%) 1987 285 168 172 140 112 78 80 80 140 151 153 252 113 VECTOR DIRECT. 0.7 0.4 0.3 1.5 1.2 2.5 2.8 2.4 2.1 1.7 1.0 0.6 1.0 WIND MAGNITUDE 29.2 19.0 7.7 36.6 40.0 56.8 58.3 54.5 70.0 70.8 66.7 33.3 32.3 STEADINESES(%) 1988 329 304 2 60 130 102 83 96 137 145 249 236 103 VECTOR DIRECT. 1.1 0.8 0.5 0.2 2.2 2.3 3.0 2.2 1.8 1.1 0.2 0.3 0.8 WIND MAGNITUDE 55.0 34.8 13.2 7.1 62.9 60.5 68.2 68.7 62.1 55.0 11.1 20.0 28.6 STEADINESES(%) 1989 356 69 23 119 125 69 23 46 99 116 106 142 71 VECTOR DIRECT. 0.4 0.1 0.1 0.9 1.8 2.7 3.8 2.8 1.9 1.4 0.3 0.3 1.1 WIND MAGNITUDE 28.6 7.1 4.0 30.0 62.1 67.5 70.4 75.7 57.6 66.7 18.8 20.0 40.7 STEADINESES(%) 1990 340 137 8 97 75 52 35 66 96 109 109 110 68 VECTOR DIRECT. 0.1 0.7 0.8 1.5 2.1 2.9 3.7 2.8 1.8 0.7 0.5 0.4 1.3 WIND MAGNITUDE 5.3 24.1 19.5 36.6 42.0 61.7 68.5 75.7 72.0 33.3 41.7 40.0 40.6 STEADINESES(%) 1991 327 294 117 100 61 60 49 69 94 69 118 260 69 VECTOR DIRECT. 0.5 0.2 0.8 0.7 0.4 2.8 3.2 2.6 2.0 0.3 0.5 0.4 1.0 WIND MAGNITUDE 38.5 10.0 26.7 21.2 11.8 62.2 71.1 76.5 64.5 37.5 50.0 19.0 37.0 STEADINESES(%) 1992 138 347 149 93 92 56 51 62 80 114 126 33 75 VECTOR DIRECT. 0.7 0.2 0.5 1.1 1.0 1.4 3.2 2.4 2.1 1.0 0.2 0.1 1.0 WIND MAGNITUDE 43.8 8.3 20.8 34.4 35.7 45.2 84.2 63.2 72.4 76.9 14.3 11.1 40.0 STEADINESES(%) 1993 244 121 318 103 103 59 33 58 121 150 132 140 89 VECTOR DIRECT. 0.1 0.7 0.8 1.5 1.4 2.8 4.5 2.2 2.3 2.7 2.0 0.8 1.2 WIND MAGNITUDE 6.7 33.3 18.2 53.6 34.1 57.1 67.2 61.1 51.1 54.0 37.0 22.2 29.3 STEADINESES(%) 1994 301 118 126 104 75 64 58 59 111 117 146 148 89 VECTOR DIRECT. 1.4 2.4 1.9 2.6 2.1 3.4 3.7 3.5 2.6 1.7 1.0 0.8 1.8 WIND MAGNITUDE 38.9 58.5 38.8 48.1 48.8 70.8 74.0 68.6 45.6 34.7 21.3 18.2 38.3 STEADINESES(%) 1995 126 118 123 20 83 61 69 71 109 126 151 111 93 VECTOR DIRECT. 0.5 2.1 2.2 0.5 2.6 2.3 4.0 3.0 2.6 2.1 0.5 1.2 1.8 WIND MAGNITUDE 10.9 37.5 40.7 8.9 38.2 31.9 55.6 45.5 48.1 47.7 13.2 44.4 33.3 STEADINESES(%) 1996 87 115 118 114 93 68 9 67 120 130 134 200 87 VECTOR DIRECT. 0.8 2.2 2.4 2.5 2.4 3.4 5.5 3.4 2.9 1.6 1.0 0.6 1.8 WIND MAGNITUDE 28.6 45.8 46.2 40.3 44.4 45.3 64.0 45.9 50.9 29.1 35.7 17.6 33.3 STEADINESES(%) 1997 137 88 100 129 62 24 62 92 144 147 145 227 96 VECTOR DIRECT. 0.9 0.4 0.9 1.6 2.3 2.7 4.2 3.4 3.8 0.9 1.6 0.4 1.4 WIND MAGNITUDE 36.0 8.0 14.5 23.9 40.4 38.0 55.3 47.2 65.5 20.0 45.7 11.1 25.5 STEADINESES(%) 1998 339 153 201 150 137 80 110 115 169 175 177 197 140 VECTOR DIRECT. 0.6 1.4 0.7 2.3 1.7 3.7 3.7 2.3 2.9 2.1 2.0 1.3 1.6 WIND MAGNITUDE 13.0 25.0 10.9 39.7 25.0 48.1 49.3 31.9 48.3 39.6 48.8 32.5 27.1 STEADINESES(%) 1999 197 240 182 168 140 130 118 72 170 173 177 186 153 VECTOR DIRECT. 0.7 1.4 2.8 3.0 2.0 3.5 3.2 3.2 3.8 2.1 1.5 0.4 1.8 WIND MAGNITUDE 15.6 26.9 48.3 42.3 29.4 48.6 42.1 42.7 60.3 38.9 28.3 8.9 29.5 STEADINESES(%) 2000 178 181 174 161 160 118 77 98 152 175 177 187 141 VECTOR DIRECT. 0.8 0.9 1.9 1.9 4.7 3.2 4.7 3.8 2.7 2.9 1.8 1.0 2.0 WIND MAGNITUDE 16.0 17.3 33.9 30.6 61.8 43.8 58.7 62.3 61.4 63.0 50.0 31.3 35.7 STEADINESES(%) 2001 176 205 176 165 149 123 110 125 161 177 185 184 149 VECTOR DIRECT. 1.7 0.5 1.1 2.5 2.6 4.3 4.3 2.9 3.3 3.0 1.0 1.1 2.1 WIND MAGNITUDE 53.1 11.4 19.6 46.3 42.6 67.2 62.3 50.9 61.1 63.8 26.3 36.7 41.2 STEADINESES(%) 2002 184 320 167 159 165 107 96 136 174 194 189 161 153 VECTOR DIRECT. 1.0 0.7 0.9 0.7 3.4 2.9 3.1 3.1 3.0 2.1 2.1 1.5 1.6 WIND MAGNITUDE 27.8 12.5 17.3 11.9 54.0 40.3 49.2 49.2 62.5 45.7 50.0 31.3 29.6 STEADINESES(%) 2003 159 162 175 165 117 142 130 107 153 182 159 182 147 VECTOR DIRECT. 1.1 1.3 1.2 3.7 1.1 3.3 3.9 3.7 2.7 1.5 0.9 1.4 2.0 WIND MAGNITUDE 25.0 22.4 18.2 57.8 19.0 47.8 54.9 52.9 44.3 30.0 18.0 31.1 33.9 STEADINESES(%) 2004 213 276 173 168 100 91 80 112 130 159 179 158 133 VECTOR DIRECT. 0.3 1.3 2.8 3.4 1.5 3.3 2.8 3.0 2.2 1.7 1.1 0.2 1.4 WIND MAGNITUDE 7.0 22.4 49.1 52.3 33.3 64.7 51.9 58.8 59.5 56.7 40.7 8.3 31.1 STEADINESES(%) 2005 314 159 137 136 92 90 80 104 133 150 146 193 118 VECTOR DIRECT. 0.5 1.2 1.0 2.2 1.1 2.4 3.2 1.8 2.6 2.3 0.4 0.2 1.3 WIND MAGNITUDE 17.2 35.3 29.4 57.9 28.9 48.0 57.1 35.3 68.4 65.7 17.4 9.1 35.1 STEADINESES(%) 1951-2005 230 194 155 140 113 85 68 81 127 152 161 196 111 VECTOR DIRECT. 0.3 0.3 1.0 1.4 1.5 2.5 3.1 2.7 2.2 1.6 0.8 0.4 1.2 WIND MAGNITUDE 10.7 8.1 21.3 29.8 32.6 48.1 55.4 55.1 52.4 45.7 29.6 16.0 29.3 STEADINESES(%) =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 6.0 5.1 6.0 5.2 6.3 6.8 6.8 7.3 7.2 8.0 4.4 5.0 6.2 1952 3.5 6.2 7.4 7.8 5.2 7.7 7.7 7.3 5.2 3.7 3.9 3.9 5.8 1953 4.1 5.4 8.7 6.8 6.5 5.6 7.3 6.0 5.9 5.6 4.4 3.5 5.8 1954 4.1 5.3 6.7 6.2 6.3 6.3 5.1 5.0 4.9 3.5 3.9 2.3 5.0 1955 3.9 4.8 5.0 5.7 4.7 6.0 4.4 4.5 3.9 3.5 3.4 3.7 4.5 1956 2.6 4.7 5.6 3.6 3.8 3.8 4.7 4.1 4.0 2.6 3.1 2.8 3.8 1957 2.9 2.8 5.2 4.3 3.5 4.4 5.5 4.6 3.4 4.1 2.9 3.1 3.9 1958 3.4 3.7 5.2 5.4 5.1 4.7 5.9 4.8 4.7 4.5 3.5 2.9 4.5 1959 3.3 4.4 4.6 4.7 4.7 4.5 4.7 4.7 4.7 4.6 3.5 2.6 4.2 1960 3.8 3.9 6.3 5.0 5.4 5.6 6.3 5.7 5.1 4.5 4.0 2.8 4.9 1961 3.9 3.8 5.8 4.5 5.0 5.5 5.9 5.9 5.2 4.4 2.9 2.9 4.6 1962 4.4 5.1 5.1 5.1 4.7 5.7 7.3 6.0 5.0 4.2 3.8 3.5 5.0 1963 3.2 4.8 5.5 5.2 4.9 6.4 4.9 4.8 5.0 4.0 3.0 3.2 4.6 1964 3.2 3.8 5.7 6.0 4.8 4.9 5.6 4.8 4.8 4.1 3.3 2.9 4.5 1965 3.0 4.6 4.7 4.6 4.1 5.1 5.2 5.0 3.9 4.5 3.4 3.0 4.2 1966 2.7 4.1 6.1 5.2 5.6 5.7 5.5 5.1 5.3 3.9 2.9 3.1 4.6 1967 2.6 5.4 5.5 5.3 5.0 5.6 5.3 4.6 4.8 4.1 3.3 2.7 4.5 1968 3.5 3.7 4.9 4.9 4.1 5.0 5.2 3.7 3.2 3.5 1.6 2.1 3.8 1969 3.5 3.4 6.4 7.2 6.0 5.7 6.1 5.3 4.1 4.0 2.3 2.1 4.7 1970 2.6 4.2 4.9 4.6 4.6 5.6 4.9 4.9 4.7 3.7 2.0 1.2 4.0 1971 1.7 3.9 4.7 5.5 4.1 5.0 5.9 5.1 4.4 3.7 2.3 3.0 4.1 1972 1.7 1.9 2.8 3.0 3.6 3.6 3.3 3.5 2.8 1.8 1.5 1.8 2.6 1973 2.7 3.0 4.1 5.5 4.1 4.7 4.7 4.6 3.7 2.3 1.5 1.3 3.5 1974 1.6 1.1 2.7 4.6 2.4 3.3 5.0 4.0 2.8 1.4 1.9 1.5 2.7 1975 1.6 2.5 3.5 2.4 3.8 4.0 4.3 3.8 3.3 2.4 1.4 1.3 2.9 1976 1.2 2.7 3.9 3.2 3.7 3.4 3.5 3.9 2.6 1.8 1.2 1.7 2.7 1977 0.9 1.3 3.0 2.7 2.6 3.6 4.2 3.4 2.1 2.0 0.6 1.2 2.3 1978 0.6 1.8 2.5 2.9 3.8 4.1 4.4 3.3 1.3 1.3 0.8 0.5 2.3 1979 ***** ***** 1.3 2.6 4.0 3.8 4.7 4.3 3.2 1.9 1.1 1.2 ****** 1980 1.5 1.4 2.7 2.8 2.7 4.0 4.1 3.1 2.5 1.7 1.1 1.1 2.4 1981 1.3 2.3 2.9 3.8 3.8 3.3 4.6 3.5 3.1 1.3 1.6 0.4 2.6 1982 1.6 2.7 4.0 3.0 3.9 4.9 4.5 4.5 3.2 3.5 2.3 1.3 3.3 1983 3.1 2.6 3.9 3.7 3.6 3.7 3.4 3.3 2.8 2.3 1.7 2.3 3.0 1984 2.1 3.5 4.8 3.8 5.3 6.0 6.1 5.3 4.0 3.2 2.7 1.6 4.0 1985 2.7 6.3 4.4 4.5 4.8 5.8 6.8 6.5 3.3 3.3 1.1 1.4 4.3 1986 1.0 0.7 3.8 3.1 3.9 5.0 5.0 4.2 3.3 2.2 1.9 2.1 3.0 1987 2.4 2.1 3.9 4.1 3.0 4.4 4.8 4.4 3.0 2.4 1.5 1.8 3.1 1988 2.0 2.3 3.8 2.8 3.5 3.8 4.4 3.2 2.9 2.0 1.8 1.5 2.8 1989 1.4 1.4 2.5 3.0 2.9 4.0 5.4 3.7 3.3 2.1 1.6 1.5 2.7 1990 1.9 2.9 4.1 4.1 5.0 4.7 5.4 3.7 2.5 2.1 1.2 1.0 3.2 1991 1.3 2.0 3.0 3.3 3.4 4.5 4.5 3.4 3.1 0.8 1.0 2.1 2.7 1992 1.6 2.4 2.4 3.2 2.8 3.1 3.8 3.8 2.9 1.3 1.4 0.9 2.5 1993 1.5 2.1 4.4 2.8 4.1 4.9 6.7 3.6 4.5 5.0 5.4 3.6 4.1 1994 3.6 4.1 4.9 5.4 4.3 4.8 5.0 5.1 5.7 4.9 4.7 4.4 4.7 1995 4.6 5.6 5.4 5.6 6.8 7.2 7.2 6.6 5.4 4.4 3.8 2.7 5.4 1996 2.8 4.8 5.2 6.2 5.4 7.5 8.6 7.4 5.7 5.5 2.8 3.4 5.4 1997 2.5 5.0 6.2 6.7 5.7 7.1 7.6 7.2 5.8 4.5 3.5 3.6 5.5 1998 4.6 5.6 6.4 5.8 6.8 7.7 7.5 7.2 6.0 5.3 4.1 4.0 5.9 1999 4.5 5.2 5.8 7.1 6.8 7.2 7.6 7.5 6.3 5.4 5.3 4.5 6.1 2000 5.0 5.2 5.6 6.2 7.6 7.3 8.0 6.1 4.4 4.6 3.6 3.2 5.6 2001 3.2 4.4 5.6 5.4 6.1 6.4 6.9 5.7 5.4 4.7 3.8 3.0 5.1 2002 3.6 5.6 5.2 5.9 6.3 7.2 6.3 6.3 4.8 4.6 4.2 4.8 5.4 2003 4.4 5.8 6.6 6.4 5.8 6.9 7.1 7.0 6.1 5.0 5.0 4.5 5.9 2004 4.3 5.8 5.7 6.5 4.5 5.1 5.4 5.1 3.7 3.0 2.7 2.4 4.5 2005 2.9 3.4 3.4 3.8 3.8 5.0 5.6 5.1 3.8 3.5 2.3 2.2 3.7 MEAN 2.8 3.7 4.7 4.7 4.6 5.2 5.6 4.9 4.2 3.5 2.7 2.5 4.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 290 290 100 340 340 90 110 70 20 160 130 180 100 DIRECTION 32 25 38 24 26 24 24 20 30 30 26 26 38 SPEED 24 20 6 11 27 7 9 2 17 15 29 17 DAY 1952 180 310 310 160 310 310 70 340 90 10 180 130 130 DIRECTION 20 32 30 26 24 32 24 32 24 30 20 38 38 SPEED 3 14 2 12 5 13 7 26 3 27 6 11 DAY 1953 310 310 160 200 330 340 330 70 70 330 130 310 310 DIRECTION 24 30 30 24 24 18 24 24 18 24 18 24 30 SPEED 12 13 3 21 4 2 2 12 4 8 1 22 DAY 1954 300 180 320 310 310 90 360 50 70 310 130 290 300 DIRECTION 24 24 24 24 24 20 24 18 24 18 24 18 24 SPEED 9 8 15 7 9 16 31 2 22 1 25 8 DAY 1955 310 310 130 310 310 310 70 50 70 130 130 160 310 DIRECTION 24 20 24 24 18 33 13 18 13 18 18 18 33 SPEED 9 24 4 10 9 12 3 9 3 8 25 1 DAY 1956 130 310 340 70 310 70 20 360 130 130 160 180 340 DIRECTION 15 20 24 20 20 15 18 18 18 13 18 18 24 SPEED 7 12 18 9 10 30 2 8 26 19 11 11 DAY 1957 310 310 310 310 230 50 340 340 310 130 340 160 310 DIRECTION 18 24 24 18 15 18 20 20 18 18 20 20 24 SPEED 6 5 26 1 8 6 4 7 18 9 18 20 DAY 1958 310 310 310 180 310 340 340 340 70 340 310 310 310 DIRECTION 18 24 24 24 20 20 20 18 15 18 18 13 24 SPEED 12 1 10 13 3 12 1 5 8 1 8 10 DAY 1959 310 310 340 150 230 340 90 70 50 310 330 340 330 DIRECTION 20 20 20 20 18 18 18 18 15 20 22 18 22 SPEED 2 2 14 30 20 6 15 3 1 26 26 14 DAY 1960 150 330 310 340 70 330 60 70 130 260 320 170 260 DIRECTION 20 22 24 24 18 20 20 20 18 38 22 18 38 SPEED 26 22 18 20 7 27 3 13 26 3 21 13 DAY 1961 240 230 310 340 360 360 90 360 130 130 130 310 240 DIRECTION 24 20 24 20 20 20 18 20 18 16 13 18 24 SPEED 22 25 10 16 17 6 7 9 11 11 12 18 DAY 1962 310 310 270 90 130 340 360 90 160 340 310 340 310 DIRECTION 20 26 22 18 18 20 20 20 22 22 18 22 26 SPEED 18 5 11 1 7 22 26 26 18 11 11 10 DAY 1963 340 180 310 180 90 90 340 60 160 130 130 340 310 DIRECTION 18 24 38 20 22 20 18 16 18 18 24 28 38 SPEED 5 26 20 28 6 10 20 16 22 9 2 11 DAY 1964 360 360 360 230 360 100 310 70 70 360 180 160 360 DIRECTION 28 20 30 24 20 30 20 16 18 22 18 18 30 SPEED 19 16 7 8 12 1 13 16 16 4 10 25 DAY 1965 330 330 130 120 30 340 170 310 130 240 310 310 330 DIRECTION 18 36 20 22 20 20 24 26 16 18 14 18 36 SPEED 18 9 13 8 3 7 22 27 26 16 1 1 DAY 1966 230 310 310 310 170 130 50 70 70 50 130 310 310 DIRECTION 20 20 22 24 18 18 18 14 16 12 16 15 24 SPEED 13 19 21 12 5 12 14 1 3 1 2 22 DAY 1967 330 310 310 310 100 310 130 90 60 310 300 310 310 DIRECTION 14 22 18 22 18 18 18 16 14 20 20 20 22 SPEED 4 27 23 28 29 2 8 24 11 22 30 24 DAY 1968 310 310 340 310 130 130 30 50 100 360 310 310 30 DIRECTION 18 20 22 20 14 16 28 14 14 15 20 13 28 SPEED 17 6 22 25 18 7 12 18 3 16 21 1 DAY 1969 310 310 240 330 340 360 340 330 120 130 330 310 240 DIRECTION 28 34 40 30 25 30 20 25 22 20 26 20 40 SPEED 24 9 21 19 20 22 2 9 10 25 10 28 DAY 1970 300 330 320 150 340 330 70 70 80 130 340 340 330 DIRECTION 25 20 25 24 22 28 18 22 16 20 28 16 28 SPEED 28 1 24 9 8 9 2 12 9 8 4 31 DAY 1971 350 340 130 140 50 70 90 60 80 340 240 310 340 DIRECTION 23 28 25 24 20 20 25 25 20 25 28 20 28 SPEED 8 14 20 2 16 8 3 7 11 30 4 21 DAY 1972 130 330 300 300 270 50 60 60 80 230 130 310 270 DIRECTION 15 20 18 20 25 25 18 20 14 20 18 16 25 SPEED 19 21 6 25 7 25 9 21 3 30 5 31 DAY 1973 310 310 310 240 340 90 50 50 150 330 340 330 340 DIRECTION 20 20 28 25 20 18 20 20 20 22 32 15 32 SPEED 1 6 14 17 19 3 18 3 26 30 20 30 DAY 1974 270 190 90 130 70 70 50 340 120 340 310 310 270 DIRECTION 22 14 18 20 16 20 18 22 16 18 16 20 22 SPEED 22 8 22 21 29 8 10 6 3 13 28 14 DAY 1975 340 320 230 160 120 90 80 70 150 90 180 330 120 DIRECTION 15 18 22 13 25 20 20 18 18 20 13 20 25 SPEED 14 11 27 23 27 20 10 14 11 10 5 24 DAY 1976 310 150 350 240 350 50 60 100 170 150 150 30 240 DIRECTION 16 18 20 30 20 20 18 18 15 16 16 20 30 SPEED 15 11 22 12 7 18 15 4 10 4 10 18 DAY 1977 360 310 240 130 120 290 50 110 130 330 130 330 310 DIRECTION 20 24 15 16 17 18 18 22 20 18 10 20 24 SPEED 9 25 4 16 22 1 17 19 30 6 1 24 DAY 1978 270 330 310 130 130 330 80 70 130 330 340 230 330 DIRECTION 18 20 20 18 20 28 18 19 12 15 16 12 28 SPEED 5 4 7 11 8 2 17 20 7 1 19 16 DAY 1979 *** *** 360 310 360 100 60 30 50 120 130 360 *** DIRECTION ** ** 17 16 15 17 20 20 20 15 10 20 ** SPEED ** ** 21 26 18 27 10 1 3 4 4 21 DAY 1980 230 330 360 240 130 350 50 160 120 150 330 270 240 DIRECTION 16 17 16 22 17 18 16 14 16 13 15 20 22 SPEED 6 19 27 16 5 11 9 23 5 6 25 26 DAY 1981 320 310 310 310 300 340 340 60 80 90 120 300 320 DIRECTION 25 20 25 20 25 15 18 18 17 13 18 20 25 SPEED 22 22 16 6 29 5 13 31 2 19 6 7 DAY 1982 300 190 30 130 40 130 60 70 130 310 160 140 310 DIRECTION 39 29 25 23 23 25 19 19 16 43 12 12 43 SPEED 29 5 3 2 21 2 7 9 19 3 9 6 DAY 1983 210 300 310 60 170 100 60 320 60 150 310 180 300 DIRECTION 19 23 21 19 17 17 16 14 12 16 19 19 23 SPEED 23 22 25 15 29 22 1 17 1 6 3 12 DAY 1984 310 330 320 240 330 70 40 70 120 310 310 270 330 DIRECTION 16 19 19 21 29 21 19 17 17 25 21 23 29 SPEED 31 14 9 10 2 15 6 4 19 8 26 15 DAY 1985 330 260 270 330 200 60 60 340 80 310 120 100 330 DIRECTION 19 29 23 35 27 21 23 25 21 25 14 25 35 SPEED 24 2 20 25 20 9 11 18 4 21 11 4 DAY 1986 300 120 310 60 90 110 60 60 70 80 290 240 90 DIRECTION 19 17 23 29 35 29 25 23 23 19 19 19 35 SPEED 10 8 11 25 24 4 15 17 8 7 10 28 DAY 1987 260 330 220 210 330 360 340 110 210 150 140 260 210 DIRECTION 19 19 21 27 17 17 17 16 16 14 17 25 27 SPEED 27 1 15 20 3 30 1 1 19 3 4 7 DAY 1988 320 330 330 160 320 110 70 130 130 160 320 250 330 DIRECTION 23 39 27 21 19 17 19 27 16 16 16 23 39 SPEED 29 26 5 24 1 17 13 31 16 22 14 27 DAY 1989 350 330 330 330 150 340 40 60 300 240 290 310 300 DIRECTION 19 19 19 23 19 16 23 17 25 14 23 16 25 SPEED 24 5 11 29 19 1 3 8 19 2 21 5 DAY 1990 310 290 330 220 310 300 50 60 50 300 320 300 290 DIRECTION 17 29 23 29 21 21 21 17 19 17 19 16 29 SPEED 25 26 9 9 14 1 17 1 17 17 1 7 DAY 1991 300 300 300 210 300 20 60 60 140 120 130 300 300 DIRECTION 25 25 23 23 43 19 27 19 19 12 12 19 43 SPEED 5 5 7 5 22 22 8 13 4 5 18 26 DAY 1992 190 300 320 270 320 300 30 300 110 110 300 310 270 DIRECTION 17 17 19 33 23 33 21 21 19 17 19 17 33 SPEED 1 11 25 27 19 3 7 30 26 27 26 28 DAY 1993 300 270 300 100 300 330 30 50 330 150 320 330 320 DIRECTION 17 21 31 16 31 29 23 21 19 17 35 19 35 SPEED 31 6 22 2 7 21 17 3 8 2 14 12 DAY 1994 320 120 320 300 310 90 70 40 40 100 220 250 300 DIRECTION 23 16 21 29 21 19 19 19 19 16 17 23 29 SPEED 9 3 13 4 6 4 9 6 13 20 26 14 DAY 1995 320 310 150 330 200 330 50 300 70 90 300 140 300 DIRECTION 23 21 25 23 27 25 23 25 21 17 29 19 29 SPEED 24 24 26 6 1 23 30 14 2 5 26 17 DAY 1996 190 60 300 280 290 30 10 300 80 300 310 210 300 DIRECTION 19 19 29 23 27 23 23 25 19 29 27 17 29 SPEED 6 22 5 22 19 24 26 12 18 14 12 23 DAY 1997 110 310 310 100 310 310 60 50 150 330 290 350 310 DIRECTION 19 29 27 27 23 45 23 21 19 27 23 17 45 SPEED 27 1 8 10 15 16 3 22 14 7 5 11 DAY 1998 330 350 340 270 290 100 360 90 150 90 150 360 330 DIRECTION 31 23 29 29 29 27 29 23 17 21 19 17 31 SPEED 13 27 26 21 17 29 24 30 29 2 2 21 DAY 1999 340 250 190 150 150 140 100 70 120 10 340 340 340 DIRECTION 29 29 16 29 19 23 21 25 19 23 23 16 29 SPEED 1 20 1 6 19 8 6 7 4 13 2 10 DAY 2000 350 350 270 110 340 180 90 120 120 180 350 330 340 DIRECTION 21 23 21 23 25 23 21 23 21 19 16 12 25 SPEED 7 14 25 25 9 12 2 10 14 1 26 4 DAY 2001 340 200 280 180 190 110 50 100 220 160 340 160 280 DIRECTION 14 21 23 19 21 21 21 23 19 19 21 19 23 SPEED 2 22 16 16 6 15 27 17 8 10 8 21 DAY 2002 360 350 360 340 300 360 310 90 90 360 200 340 350 DIRECTION 19 37 27 27 23 29 29 23 17 23 14 23 37 SPEED 20 27 23 26 12 7 20 13 16 22 14 22 DAY 2003 360 340 340 150 350 80 100 100 160 140 340 310 340 DIRECTION 19 21 29 23 23 21 19 23 17 21 19 21 29 SPEED 29 12 8 28 17 19 3 4 13 20 14 7 DAY 2004 330 290 350 360 110 110 90 100 90 330 290 330 290 DIRECTION 19 35 19 25 19 17 21 23 16 23 23 19 35 SPEED 8 16 2 17 16 4 7 25 11 11 28 27 DAY 2005 270 330 250 360 60 300 50 90 150 100 310 260 300 DIRECTION 19 23 16 17 23 25 21 16 19 19 19 19 25 SPEED 23 22 4 22 29 2 28 14 7 21 6 26 DAY 1951-2005 300 330 240 330 300 310 360 340 20 310 320 130 310 DIRECTION 39 39 40 35 43 45 29 32 30 43 35 38 45 SPEED 82-29 88-26 69-21 85-25 91-22 97-16 98-24 52-26 51-17 82- 3 93-14 52-11 97 YEAR-DAY =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 11 9 11 9 15 27 28 30 26 10 11 13 200 1952 8 2 2 6 16 23 30 31 26 28 12 14 198 1953 9 8 6 9 10 26 30 28 30 17 9 8 190 1954 14 5 2 0 19 25 20 28 29 24 9 12 187 1955 13 8 4 9 17 23 26 31 29 26 13 13 212 1956 18 7 6 5 25 29 30 27 27 31 15 8 228 1957 8 11 9 9 15 23 27 28 30 19 13 13 205 1958 5 13 5 5 16 22 28 29 28 27 20 6 204 1959 14 11 2 10 13 28 30 30 29 24 12 11 214 1960 13 10 12 1 17 25 27 29 28 30 16 21 229 1961 7 10 12 6 19 27 29 27 29 27 16 13 222 1962 10 11 10 7 15 20 30 30 28 20 17 15 213 1963 12 3 9 4 6 23 29 29 28 22 15 14 194 1964 25 5 1 7 17 29 26 31 30 27 18 17 233 1965 8 10 9 15 18 24 20 30 25 12 12 18 201 1966 13 10 7 7 12 29 27 31 26 12 21 13 208 1967 22 6 8 2 13 24 28 31 28 15 11 15 203 1968 16 11 4 6 14 22 30 31 30 22 13 6 205 1969 10 9 0 10 11 23 23 29 25 13 15 13 181 1970 12 6 6 7 18 28 22 28 28 26 21 15 217 1971 17 6 6 5 18 26 29 31 30 24 12 9 213 1972 10 15 4 11 8 21 31 29 28 23 14 7 201 1973 15 11 3 4 15 27 30 31 28 29 16 14 223 1974 7 11 8 2 16 22 23 28 25 28 15 16 201 1975 14 8 6 9 8 25 31 31 26 23 18 10 209 1976 10 4 6 4 9 20 27 31 27 13 22 10 183 1977 8 19 7 7 9 26 30 29 29 13 9 10 196 1978 15 7 9 9 9 21 30 29 29 22 8 8 196 1979 9 4 8 2 10 20 30 31 27 21 22 12 196 1980 15 5 4 8 10 27 31 30 27 17 6 17 197 1981 13 8 9 8 14 17 25 31 27 21 19 9 201 1982 12 8 7 9 12 27 31 30 29 9 7 16 197 1983 12 14 13 3 6 27 30 29 23 27 16 14 214 1984 13 13 1 8 7 28 27 31 26 26 6 12 198 1985 11 12 6 12 13 26 30 25 30 18 9 5 197 1986 16 7 7 8 9 19 28 28 24 18 7 12 183 1987 11 4 3 10 10 29 21 27 22 11 13 14 175 1988 9 7 7 4 19 23 26 25 27 22 13 10 192 1989 12 10 8 12 20 22 23 30 24 23 16 8 208 1990 5 7 10 3 19 25 25 31 30 20 17 9 201 1991 8 4 3 7 7 25 29 28 24 19 12 10 176 1992 4 9 5 2 5 12 31 22 27 24 15 6 162 1993 13 6 9 2 4 21 28 27 29 20 4 8 171 1994 11 4 4 3 17 23 30 31 28 17 10 11 189 1995 15 9 11 4 13 20 26 31 22 22 22 9 204 1996 12 5 3 5 9 23 27 29 26 16 21 13 189 1997 8 13 3 4 11 13 29 31 29 20 11 10 182 1998 4 6 7 7 10 24 24 24 25 19 17 6 173 1999 8 13 7 10 19 25 19 30 29 20 9 13 202 2000 13 12 12 9 21 28 30 29 23 16 10 9 212 2001 13 14 11 8 18 26 28 29 27 22 9 8 213 2002 10 9 11 1 13 23 25 29 30 24 10 11 196 2003 9 4 7 5 14 23 29 27 29 21 14 10 192 2004 7 16 7 4 15 28 24 30 28 22 10 8 199 2005 8 7 7 12 4 20 29 25 30 27 13 14 196 MEAN 11.4 8.7 6.6 6.5 13.2 23.9 27.4 29.0 27.3 20.9 13.5 11.4 199.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 11 7 11 16 11 3 3 1 4 15 17 13 112 1952 14 19 17 15 9 5 1 0 4 3 15 10 112 1953 17 12 16 11 13 3 1 3 0 9 14 7 106 1954 10 9 13 14 12 5 10 3 1 7 12 13 109 1955 9 15 8 15 9 7 5 0 1 5 15 11 100 1956 6 13 6 13 5 1 1 4 2 0 11 15 77 1957 13 12 14 12 13 5 4 2 0 4 7 14 100 1958 16 15 16 16 14 8 3 2 2 3 3 12 110 1959 9 11 12 12 12 2 0 1 1 5 10 11 86 1960 13 10 7 14 10 5 3 2 2 1 6 10 83 1961 15 8 9 9 10 2 2 4 1 2 12 14 88 1962 14 8 11 10 14 10 1 1 2 8 11 10 100 1963 15 14 11 14 16 6 2 2 1 8 9 9 107 1964 4 14 18 10 11 1 5 0 0 4 10 10 87 1965 11 12 14 10 9 6 11 1 4 15 15 6 114 1966 13 11 12 13 14 1 4 0 4 14 9 13 108 1967 7 6 15 15 16 5 3 0 1 12 16 12 108 1968 10 9 14 12 14 7 1 0 0 8 12 11 98 1969 11 9 13 8 7 6 6 2 3 13 9 12 99 1970 8 18 10 16 11 2 9 3 2 5 7 10 101 1971 8 13 14 16 11 4 2 0 0 6 12 14 100 1972 12 7 10 13 19 7 0 0 2 5 15 9 99 1973 11 10 12 19 10 3 1 0 2 1 12 12 93 1974 11 7 9 11 10 8 7 3 5 3 12 11 97 1975 10 11 11 11 19 5 0 0 4 6 6 11 94 1976 13 11 8 12 21 10 3 0 3 12 6 10 109 1977 5 6 16 9 19 4 1 2 1 10 12 8 93 1978 10 13 12 10 14 9 1 2 1 9 8 13 102 1979 6 8 10 13 16 9 1 0 2 9 4 10 88 1980 9 12 12 11 14 3 0 1 2 12 20 8 104 1981 10 6 10 11 12 13 5 0 2 4 10 14 97 1982 9 7 12 17 15 3 0 1 1 11 9 7 92 1983 12 13 8 15 19 3 1 2 7 3 12 12 107 1984 12 12 13 17 23 2 3 0 4 4 17 13 120 1985 13 10 9 7 17 4 1 6 0 10 17 12 106 1986 11 12 8 10 18 9 3 3 4 13 15 15 121 1987 15 17 10 12 13 1 10 4 8 11 12 11 124 1988 11 10 14 13 8 7 4 5 3 8 15 17 115 1989 9 10 13 14 8 8 8 1 5 6 12 12 106 1990 9 8 14 16 10 5 4 0 0 9 10 10 95 1991 12 11 7 16 17 5 2 3 3 11 13 12 112 1992 16 11 11 12 13 16 0 9 3 6 10 11 118 1993 8 5 7 17 19 9 3 4 1 8 16 12 109 1994 10 10 14 19 12 7 1 0 2 6 14 13 108 1995 9 10 12 12 16 9 5 0 7 6 8 10 104 1996 12 9 8 9 16 7 4 2 3 12 7 13 102 1997 13 10 13 18 16 14 2 0 1 7 11 13 118 1998 12 10 14 12 18 6 7 7 5 10 8 16 125 1999 11 8 9 15 10 5 10 1 0 11 7 12 99 2000 10 9 11 18 8 1 1 2 7 10 14 11 102 2001 7 9 13 19 11 4 3 1 3 8 15 12 105 2002 11 11 11 18 13 7 6 2 0 6 13 11 109 2003 13 15 10 11 12 5 2 4 1 9 10 13 105 2004 14 12 11 18 13 2 7 1 2 7 18 13 118 2005 15 10 12 10 24 9 2 6 0 3 14 13 118 MEAN 11.0 10.6 11.5 13.4 13.5 5.7 3.4 1.9 2.3 7.5 11.5 11.6 103.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 9 12 9 5 5 0 0 0 0 6 2 5 53 1952 9 8 12 9 6 2 0 0 0 0 3 7 56 1953 5 8 9 10 8 1 0 0 0 5 7 16 69 1954 7 14 16 16 0 0 1 0 0 0 9 6 69 1955 9 5 19 6 5 0 0 0 0 0 2 7 53 1956 7 9 19 12 1 0 0 0 1 0 4 8 61 1957 10 5 8 9 3 2 0 1 0 8 10 4 60 1958 10 0 10 9 1 0 0 0 0 1 7 13 51 1959 8 6 17 8 6 0 1 0 0 2 8 9 65 1960 5 9 12 15 4 0 1 0 0 0 8 0 54 1961 9 10 10 15 2 1 0 0 0 2 2 4 55 1962 7 9 10 13 2 0 0 0 0 3 2 6 52 1963 4 11 11 12 9 1 0 0 1 1 6 8 64 1964 2 10 12 13 3 0 0 0 0 0 2 4 46 1965 12 6 8 5 4 0 0 0 1 4 3 7 50 1966 5 7 12 10 5 0 0 0 0 5 0 5 49 1967 2 16 8 13 2 1 0 0 1 4 3 4 54 1968 5 9 13 12 3 1 0 0 0 1 5 14 63 1969 10 10 18 12 13 1 2 0 2 5 6 6 85 1970 11 4 15 7 2 0 0 0 0 0 2 6 47 1971 6 9 11 9 2 0 0 0 0 1 6 8 52 1972 9 7 17 6 4 2 0 2 0 3 1 15 66 1973 5 7 16 7 6 0 0 0 0 1 2 5 49 1974 13 10 14 17 5 0 1 0 0 0 3 4 67 1975 7 9 14 10 4 0 0 0 0 2 6 10 62 1976 8 14 17 14 1 0 1 0 0 6 2 11 74 1977 18 3 8 14 3 0 0 0 0 8 9 13 76 1978 6 8 10 11 8 0 0 0 0 0 14 10 67 1979 15 16 13 15 5 1 0 0 1 1 4 9 80 1980 7 12 15 11 7 0 0 0 1 2 4 6 65 1981 8 14 12 11 5 0 1 0 1 6 1 8 67 1982 10 13 12 4 4 0 0 0 0 11 14 8 76 1983 7 1 10 12 6 0 0 0 0 1 2 5 44 1984 6 4 17 5 1 0 1 0 0 1 7 6 48 1985 7 6 16 11 1 0 0 0 0 3 4 14 62 1986 4 9 16 12 4 2 0 0 2 0 8 4 61 1987 5 7 18 8 8 0 0 0 0 9 4 6 65 1988 11 12 10 13 4 0 1 1 0 1 2 4 59 1989 10 8 10 4 3 0 0 0 1 2 2 11 51 1990 17 13 7 11 2 0 2 0 0 2 3 12 69 1991 11 13 21 7 7 0 0 0 3 1 5 9 77 1992 11 9 15 16 13 2 0 0 0 1 5 14 86 1993 10 17 15 11 8 0 0 0 0 3 10 11 85 1994 10 14 13 8 2 0 0 0 0 8 6 7 68 1995 7 9 8 14 2 1 0 0 1 3 0 12 57 1996 7 15 20 16 6 0 0 0 1 3 2 5 75 1997 10 5 15 8 4 3 0 0 0 4 8 8 65 1998 15 12 10 11 3 0 0 0 0 2 5 9 67 1999 12 7 15 5 2 0 2 0 1 0 14 6 64 2000 8 8 8 3 2 1 0 0 0 5 6 11 52 2001 11 5 7 3 2 0 0 1 0 1 6 11 47 2002 10 8 9 11 5 0 0 0 0 1 7 9 60 2003 9 9 14 14 5 2 0 0 0 1 6 8 68 2004 10 1 13 8 3 0 0 0 0 2 2 10 49 2005 8 11 12 8 3 1 0 0 0 1 3 4 51 MEAN 8.6 9.0 12.8 10.2 4.3 0.5 0.3 0.1 0.3 2.6 5.0 8.0 61.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 8 3 5 0 2 1 0 0 0 0 0 1 20 1952 3 1 1 1 0 1 0 2 0 0 1 4 14 1953 2 3 1 0 0 0 0 0 0 0 3 6 15 1954 4 10 9 3 0 0 1 0 0 0 3 4 34 1955 3 0 3 0 1 0 0 0 0 0 0 6 13 1956 9 10 7 2 0 0 0 0 0 0 0 9 37 1957 8 6 2 0 0 0 0 0 0 2 4 11 33 1958 7 0 1 0 0 0 0 0 0 2 2 8 20 1959 6 4 6 0 0 0 0 0 1 1 1 6 25 1960 1 3 7 2 0 1 0 0 0 0 3 7 24 1961 6 4 2 0 0 0 0 0 1 0 1 1 15 1962 3 4 3 1 0 0 0 0 1 1 1 2 16 1963 1 1 2 0 1 0 0 0 0 0 2 7 14 1964 2 4 3 3 0 0 0 0 0 0 2 1 15 1965 9 5 2 1 0 1 0 2 0 1 0 1 22 1966 1 1 2 1 0 0 0 0 0 0 0 2 7 1967 5 5 1 4 0 1 0 0 0 1 0 2 19 1968 2 3 4 0 0 0 2 0 0 1 0 8 20 1969 7 2 10 3 1 0 0 0 0 0 3 0 26 1970 8 3 0 1 0 0 0 0 0 0 1 4 17 1971 7 2 4 1 0 0 0 1 0 3 3 8 29 1972 14 7 10 0 0 1 0 0 0 0 1 8 41 1973 8 2 2 0 0 0 0 0 0 1 4 6 23 1974 11 9 4 3 0 0 0 0 0 0 0 5 32 1975 7 9 7 1 0 0 0 0 0 1 2 10 37 1976 5 9 10 2 1 0 0 2 0 3 4 8 44 1977 16 3 1 0 0 0 0 0 1 5 9 8 43 1978 10 12 3 2 0 1 0 0 0 1 12 8 49 1979 9 6 7 0 0 0 0 0 0 3 5 7 37 1980 9 11 6 0 0 0 1 0 0 0 1 5 33 1981 8 3 2 1 3 0 0 0 1 3 7 13 41 1982 18 9 11 3 1 0 1 0 1 10 15 19 88 1983 6 3 7 4 3 0 0 0 0 4 9 12 48 1984 17 10 8 6 1 0 0 1 1 3 8 20 75 1985 21 9 16 6 4 1 0 1 4 2 4 24 92 1986 19 20 12 7 1 0 2 0 3 2 8 12 86 1987 8 11 8 6 0 0 0 0 0 9 3 8 53 1988 13 11 5 2 2 0 0 0 0 0 3 6 42 1989 16 10 3 1 0 0 0 0 1 0 5 18 54 1990 20 7 2 2 0 1 0 0 0 3 2 18 55 1991 17 13 10 3 2 0 0 0 0 0 6 10 61 1992 15 5 5 2 2 0 0 0 0 1 5 21 56 1993 10 15 5 2 1 0 0 0 0 0 5 19 57 1994 11 11 9 1 0 0 0 0 0 3 5 11 51 1995 10 11 7 2 1 0 0 0 2 2 6 12 53 1996 11 9 13 3 0 1 0 0 1 2 4 8 52 1997 16 1 9 1 2 0 0 0 0 1 7 11 48 1998 16 12 11 2 2 0 0 0 0 3 5 12 63 1999 8 5 7 0 0 0 0 0 0 1 6 8 35 2000 6 5 3 0 0 0 0 1 0 1 8 14 38 2001 13 5 3 0 0 0 0 2 1 3 11 18 56 2002 8 5 3 6 2 1 0 0 0 1 9 14 49 2003 15 4 4 6 3 1 0 0 1 1 6 7 48 2004 9 5 4 3 0 0 0 0 0 0 9 15 45 2005 12 10 5 1 0 1 0 0 0 0 8 10 47 MEAN 9.3 6.4 5.4 1.8 0.7 0.2 0.1 0.2 0.4 1.5 4.2 9.1 39.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1952 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1953 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1954 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1955 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1956 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1957 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1958 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 129.5 ****** 1959 178.8 168.9 110.2 239.0 281.8 356.8 378.8 350.9 321.1 259.8 170.2 141.0 2957.3 1960 200.1 169.1 181.6 164.4 305.9 359.6 356.9 314.6 321.1 285.8 186.8 233.6 3079.5 1961 158.4 145.5 193.8 170.7 318.9 358.0 364.4 353.9 298.6 278.3 231.0 199.7 3071.2 1962 170.9 150.5 199.1 181.8 314.9 338.7 390.6 361.3 316.8 274.9 230.9 179.0 3109.4 1963 197.5 129.1 157.1 171.0 223.7 328.4 377.2 364.7 310.8 267.2 196.8 165.8 2889.3 1964 225.9 138.4 158.1 180.6 280.7 361.1 353.2 365.7 323.2 279.1 205.6 178.6 3050.2 1965 103.6 171.0 160.1 217.1 309.2 341.0 345.5 351.4 294.8 199.2 177.6 190.6 2861.1 1966 192.6 147.5 170.4 191.6 274.7 370.3 357.7 364.0 286.7 212.5 254.1 177.9 3000.0 1967 206.3 109.6 170.8 145.6 267.5 335.0 369.6 363.4 291.1 224.2 175.8 181.9 2840.8 1968 174.0 153.0 156.1 178.5 275.4 325.5 378.5 364.7 322.4 264.0 180.8 118.5 2891.4 1969 129.4 149.9 105.8 195.2 241.8 346.9 337.4 362.7 294.4 208.2 191.4 164.5 2727.6 1970 152.0 156.2 161.4 219.2 312.7 359.4 344.7 352.1 299.1 277.1 211.9 171.8 3017.6 1971 184.6 150.3 157.4 199.6 326.7 346.2 363.5 363.4 320.8 271.6 163.4 161.9 3009.4 1972 122.7 177.2 122.0 249.2 270.9 317.7 376.1 349.9 318.3 273.1 214.7 111.1 2902.9 1973 166.5 164.8 140.4 200.5 285.4 369.9 366.2 363.3 303.5 277.0 219.8 175.9 3033.2 1974 114.7 144.3 146.5 135.3 294.6 343.8 354.3 358.2 292.9 304.8 203.8 172.1 2865.3 1975 164.7 128.0 161.0 211.1 266.2 339.3 371.0 353.9 303.5 245.2 182.4 129.2 2855.5 1976 163.6 127.1 141.0 179.3 294.8 337.0 349.6 360.0 300.8 192.5 215.9 133.3 2794.9 1977 88.0 201.8 211.1 186.6 259.1 347.1 ***** ***** 306.5 104.0 155.1 124.3 ****** 1978 155.2 156.5 193.0 194.5 243.8 324.4 357.6 ***** ***** ***** ***** ***** ****** 1979 ***** ***** ***** 153.1 272.9 327.2 363.3 348.9 302.0 239.8 195.3 131.6 ****** 1980 140.6 109.1 138.1 192.3 272.6 339.1 365.3 355.6 303.1 238.4 159.9 165.0 2779.1 1981 142.9 96.9 172.5 185.0 269.7 297.6 339.9 360.8 291.5 224.4 196.2 119.3 2696.7 1982 122.3 103.9 148.6 246.1 277.3 332.9 373.5 354.8 305.1 155.9 96.4 140.9 2657.7 1983 139.5 184.2 203.3 174.7 241.2 336.3 368.6 343.7 283.7 275.1 197.3 169.6 2917.2 1984 74.6 173.0 104.8 205.8 260.4 365.0 359.4 354.0 290.8 242.6 119.9 141.1 2691.4 1985 151.9 175.2 126.6 209.5 290.0 354.2 374.3 352.1 319.4 228.1 160.9 94.1 2836.3 1986 180.9 136.4 126.8 180.8 271.3 320.3 361.2 362.7 300.2 258.3 166.8 163.0 2828.7 1987 189.4 160.8 122.4 217.4 256.3 371.5 342.2 360.7 282.4 198.4 213.1 186.4 2901.0 1988 113.9 135.7 196.7 180.7 302.2 357.3 357.7 345.0 308.4 273.1 187.1 171.4 2929.2 1989 131.0 145.9 199.3 288.9 314.4 345.7 356.9 352.7 294.9 264.6 205.0 130.4 3029.7 1990 86.3 129.1 203.7 196.0 330.4 369.7 359.3 371.1 325.9 275.4 219.7 109.2 2975.8 1991 129.2 111.9 89.3 241.6 248.6 356.4 368.0 352.2 274.6 246.2 176.6 126.4 2721.0 1992 98.5 141.4 145.6 150.5 210.6 307.4 387.7 328.2 305.2 257.5 191.1 90.9 2614.6 1993 151.6 111.5 169.4 153.3 185.8 346.8 383.6 365.1 231.0 228.7 148.5 133.3 2608.6 1994 145.1 92.7 173.5 224.3 309.1 351.5 386.6 374.1 322.7 225.5 186.6 158.3 2950.0 1995 183.0 95.8 ***** ***** ***** 217.2 375.4 372.5 301.4 272.9 243.1 138.7 ****** 1996 167.3 117.8 117.1 170.4 270.3 326.5 357.6 373.2 300.5 256.0 234.6 185.7 2877.0 1997 152.6 194.8 160.6 210.3 282.0 298.6 388.7 379.3 313.1 242.2 175.9 146.7 2944.8 1998 107.1 124.8 189.5 216.2 263.9 374.4 373.5 347.8 312.3 265.3 207.2 147.5 2929.5 1999 134.2 189.2 149.7 252.1 324.1 361.3 350.0 379.5 318.8 269.2 129.3 179.7 3037.1 2000 168.1 178.2 203.7 252.8 331.5 372.1 395.5 372.4 294.7 240.8 176.7 136.2 3122.7 2001 144.8 197.5 208.3 260.4 324.7 352.6 371.8 345.2 306.9 243.3 167.9 112.4 3035.8 2002 135.3 156.1 211.5 171.8 271.5 345.6 375.4 367.0 332.3 271.1 158.1 130.9 2926.6 2003 136.1 130.6 146.3 145.6 269.7 326.7 375.6 371.1 317.0 267.2 170.8 135.6 2792.3 2004 138.9 214.1 171.1 200.2 283.6 372.5 350.4 376.4 315.7 250.7 181.4 135.7 2990.7 2005 145.7 132.3 178.5 246.2 259.3 327.5 385.3 356.7 328.1 269.9 190.7 182.1 3002.3 MEAN 149.1 147.3 161.2 198.6 279.2 341.7 366.1 358.7 304.5 247.4 187.5 151.1 2892.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.8 897.5 895.9 895.1 893.6 892.2 890.9 892.4 895.9 895.9 898.2 897.8 895.2 1952 896.9 893.0 895.1 903.1 901.7 899.8 898.3 899.6 905.1 907.1 908.0 908.9 901.4 1953 904.5 902.0 902.5 904.2 901.2 898.9 898.3 900.3 904.0 907.9 908.2 908.5 903.4 1954 901.1 902.6 906.0 901.7 901.5 900.0 897.1 899.8 903.3 906.4 908.8 907.7 903.0 1955 907.3 902.2 901.9 903.6 902.2 899.4 896.3 898.3 902.9 906.5 905.8 903.4 902.5 1956 904.2 903.0 900.8 901.0 900.1 900.3 897.2 900.2 902.9 906.8 906.7 908.0 902.6 1957 903.9 905.4 902.5 904.2 901.1 901.0 899.0 901.0 904.1 907.4 907.2 905.6 903.5 1958 904.4 904.8 901.8 902.1 904.4 898.9 896.8 900.4 902.4 907.3 910.6 905.2 903.3 1959 904.8 901.7 904.0 903.2 901.1 900.1 897.3 897.7 900.6 905.8 907.9 909.0 902.8 1960 906.0 905.3 902.8 902.8 903.5 899.7 898.6 898.6 904.3 907.0 907.4 908.6 903.7 1961 906.4 905.4 902.0 902.4 901.1 899.8 897.3 900.0 901.6 908.6 905.7 904.0 902.9 1962 906.4 903.2 901.8 901.6 902.2 900.4 898.2 901.4 905.0 907.0 910.9 905.3 903.6 1963 905.0 903.8 900.6 899.7 898.4 899.6 897.9 899.8 903.8 906.6 906.5 905.6 902.3 1964 906.1 903.1 902.6 899.8 901.9 898.5 897.3 898.0 903.4 908.6 905.9 909.0 902.9 1965 904.2 901.6 904.5 899.9 902.2 899.8 897.8 901.3 904.6 905.2 906.1 904.7 902.7 1966 905.2 902.4 901.0 901.3 902.9 899.2 897.5 898.5 903.1 906.9 911.6 904.3 902.8 1967 905.5 903.5 900.0 900.3 902.1 899.6 897.3 898.6 901.8 907.2 905.2 903.6 902.1 1968 900.9 904.5 902.4 903.4 903.1 899.3 899.1 898.8 902.9 906.6 907.6 904.8 902.8 1969 905.3 906.5 902.1 902.4 902.4 899.1 898.3 900.9 904.0 905.7 907.6 905.4 903.3 1970 904.6 903.4 903.9 904.2 900.2 899.5 897.2 897.9 902.7 905.6 906.9 906.1 902.7 1971 908.9 900.7 903.6 901.5 901.2 897.1 897.4 899.3 904.2 906.9 906.3 903.6 902.6 1972 907.0 908.0 904.2 902.6 900.7 899.9 898.6 902.1 904.4 907.3 907.1 909.0 904.2 1973 907.5 903.0 904.2 900.5 901.9 899.2 897.0 900.8 905.1 907.1 906.2 908.1 903.4 1974 905.8 907.5 907.6 900.3 901.8 899.2 898.2 900.4 903.9 908.1 908.5 905.9 903.9 1975 906.5 903.6 903.1 904.1 901.8 899.0 897.3 899.4 903.6 906.0 908.7 907.3 903.4 1976 903.1 904.7 903.9 902.7 901.8 900.5 896.9 899.0 903.3 905.4 910.5 908.1 903.3 1977 906.7 907.4 906.6 901.1 902.2 898.0 896.9 899.8 904.8 906.9 906.5 906.5 903.6 1978 906.3 906.1 903.2 899.8 900.9 898.8 899.0 900.1 902.7 907.6 909.1 905.3 903.3 1979 907.2 903.1 903.6 902.5 903.9 901.8 899.1 900.2 905.7 906.4 909.7 905.0 904.0 1980 905.2 905.5 903.1 901.0 902.1 900.0 898.8 900.6 903.7 905.5 906.4 905.4 903.1 1981 905.1 903.5 901.5 901.7 902.0 900.3 898.3 900.6 905.4 908.7 905.6 905.9 903.2 1982 904.8 903.4 902.8 903.0 905.1 901.2 898.2 900.5 905.2 906.3 908.4 907.2 903.9 1983 905.4 903.6 904.0 902.5 901.9 901.1 897.8 899.3 903.5 907.3 907.9 907.9 903.5 1984 906.0 909.4 903.3 901.1 900.9 899.8 897.5 898.1 904.7 907.7 906.9 910.2 903.8 1985 905.0 898.9 906.8 901.6 902.2 898.6 898.9 901.5 903.7 906.8 908.4 906.3 903.2 1986 905.4 904.5 906.5 904.7 902.2 898.4 899.9 901.1 904.5 906.9 906.4 905.0 903.8 1987 905.6 905.2 900.1 903.2 902.8 901.1 899.7 899.7 904.3 909.6 908.3 905.8 903.8 1988 904.9 904.5 900.2 903.2 902.2 897.9 897.4 899.3 903.6 907.1 905.9 903.8 902.5 1989 905.1 907.2 901.7 904.5 903.6 899.6 899.0 899.8 902.3 906.5 907.0 904.4 903.4 1990 906.2 903.0 905.7 901.1 901.8 898.2 898.7 900.7 902.5 906.6 907.2 906.9 903.2 1991 905.5 906.0 903.9 902.5 899.7 899.9 897.8 899.9 904.1 907.1 908.3 903.8 903.2 1992 904.6 901.2 903.6 901.5 903.4 899.1 899.0 902.0 904.6 906.2 906.7 905.4 903.1 1993 905.8 905.6 903.9 902.3 902.3 899.9 899.4 901.6 903.2 910.1 907.4 908.0 904.1 1994 904.9 903.7 903.5 904.1 901.8 898.0 897.4 899.0 907.0 908.4 904.4 906.5 903.2 1995 906.5 905.0 903.8 901.6 903.4 898.9 896.5 899.3 902.5 907.1 905.0 908.0 903.1 1996 907.5 904.2 902.6 903.7 903.2 900.1 899.5 901.1 900.8 906.0 910.2 907.5 903.9 1997 904.1 904.9 900.9 900.7 902.9 898.6 897.0 900.1 904.4 905.2 908.0 905.1 902.7 1998 903.2 904.4 902.1 901.9 903.0 901.3 897.8 900.9 902.9 907.1 907.4 908.8 903.4 1999 905.8 902.7 903.0 903.6 902.3 898.9 897.8 899.1 902.4 905.3 906.3 908.7 903.0 2000 903.7 904.0 902.8 901.4 900.4 899.5 899.1 900.0 902.1 907.2 909.1 906.2 902.9 2001 907.7 903.9 902.7 901.7 899.6 898.3 898.9 900.5 903.3 906.1 905.4 907.1 902.9 2002 905.7 904.3 902.8 900.3 901.4 898.3 899.4 898.9 904.0 905.7 907.7 905.9 902.9 2003 905.3 901.5 902.7 903.2 903.4 899.6 897.5 900.6 903.2 904.8 907.4 907.9 903.1 2004 902.2 903.4 906.0 902.8 899.8 899.7 899.1 899.3 904.7 908.1 905.2 905.6 903.0 2005 904.0 903.9 901.2 904.7 902.1 899.1 898.4 899.5 902.8 907.3 907.8 907.5 903.2 MEAN 905.0 903.8 902.8 902.1 901.8 899.4 897.9 899.8 903.5 906.7 907.3 906.3 903.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 907.7 907.2 908.3 905.6 902.7 898.9 898.6 896.6 902.1 905.4 909.6 907.9 909.6 DAY-HOUR 31- 6 13- 6 3- 6 12-12 30- 6 29- 3 13-15 20- 6 28- 6 31-18 2- 6 8- 6 1952 907.0 900.9 910.5 913.2 932.8 910.9 908.3 906.0 912.1 914.3 919.5 921.4 932.8 DAY-HOUR 1- 6 8- 6 27-18 8-18 21- 0 4- 6 15- 0 16- 6 27- 3 30-21 17- 6 11-18 1953 914.0 913.6 916.9 913.4 933.4 907.6 903.8 905.9 913.7 921.7 921.4 915.4 933.4 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 20-18 31- 3 21- 6 26-15 9-18 13- 6 1954 911.7 917.9 917.7 913.1 911.6 904.3 900.4 904.7 908.8 913.5 921.5 921.3 921.5 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 3-18 31- 6 31- 6 23- 6 12- 6 26-15 16- 6 1955 916.2 910.9 911.8 911.6 911.7 904.7 902.5 906.2 910.0 912.6 917.1 919.2 919.2 DAY-HOUR 9-18 25- 6 22-18 1-18 27- 6 2- 3 10- 6 21- 6 22- 6 13- 6 12- 6 2-15 1956 913.5 909.9 907.9 911.6 907.9 906.9 904.9 906.0 913.5 926.7 918.9 916.9 926.7 DAY-HOUR 22- 6 19- 6 10- 6 15-18 23- 6 12- 3 27-18 30- 6 29- 6 12-21 12-18 17- 6 1957 913.0 913.1 912.6 914.1 907.5 906.3 908.8 906.1 907.8 917.7 915.4 916.3 917.7 DAY-HOUR 4- 6 19- 6 22- 6 22- 6 12- 6 20-18 5- 6 17- 3 16- 3 19- 6 24- 6 23- 6 1958 911.5 914.8 912.1 912.2 911.6 907.8 904.9 906.2 909.3 915.0 917.1 915.3 917.1 DAY-HOUR 13- 6 13- 6 28- 6 23-18 23- 6 23-21 16- 3 25- 6 24-18 31-18 15- 6 5-18 1959 911.3 908.8 913.1 912.0 907.6 906.7 902.4 902.8 908.5 918.2 916.2 917.2 918.2 DAY-HOUR 13-18 3- 6 20-18 28- 6 5- 3 21-18 16- 3 29- 6 24- 6 20- 6 22- 6 27- 6 1960 914.9 913.7 912.5 920.9 912.2 906.5 905.0 903.8 908.7 914.7 918.2 916.6 920.9 DAY-HOUR 19- 6 11- 6 22- 6 7-18 5-18 7- 6 16- 6 14-18 20- 3 31- 6 28- 3 5- 6 1961 916.0 915.2 916.3 910.9 911.0 906.2 902.9 904.7 909.0 918.1 914.0 913.9 918.1 DAY-HOUR 10- 6 22- 6 4- 6 17-18 14-18 9- 3 24- 6 26- 6 25- 6 25- 6 29- 6 4- 6 1962 917.6 914.8 913.2 913.5 907.6 907.1 903.3 909.9 916.1 915.2 920.9 915.8 920.9 DAY-HOUR 24- 6 11-18 6- 6 19-15 14-18 19- 3 30- 6 26- 6 25- 6 28- 6 23- 6 3-18 1963 912.2 913.3 910.1 910.4 904.9 907.2 903.1 905.3 916.4 916.0 915.9 920.0 920.0 DAY-HOUR 6- 6 6- 6 23- 6 2-18 14-18 13- 3 29- 6 5-18 24- 6 18- 6 2-18 26-18 1964 917.8 912.9 912.2 912.8 907.2 905.8 903.7 904.2 911.1 916.0 919.2 918.0 919.2 DAY-HOUR 30- 6 28- 6 18- 6 24-21 2-21 3- 3 22- 3 21- 6 29- 6 30- 3 11- 6 1- 6 1965 914.3 912.7 915.4 909.9 913.8 906.8 903.0 909.3 912.0 915.6 912.7 911.9 915.6 DAY-HOUR 29- 6 1- 6 15- 6 9- 6 20-18 3- 6 25- 6 9- 6 20- 6 29- 6 20- 6 4- 6 1966 913.6 910.8 909.7 910.2 909.5 905.5 904.5 902.7 909.4 916.2 920.9 916.0 920.9 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18- 6 3- 6 11- 6 22- 6 15- 6 10- 3 23- 6 29-18 1967 915.3 915.2 913.0 910.6 910.0 907.7 904.3 903.9 909.5 915.0 912.8 912.7 915.3 DAY-HOUR 6- 6 28- 6 1- 6 13- 6 10- 6 7- 6 23- 3 16- 6 25- 6 15- 6 9-18 12- 6 1968 911.5 913.0 915.6 913.6 909.8 908.6 904.7 905.8 910.0 915.4 916.3 916.3 916.3 DAY-HOUR 19-18 7- 6 27- 6 1- 3 8- 6 1- 6 14-18 30- 6 19- 3 27-21 22- 6 23- 6 1969 917.2 915.0 915.6 911.0 910.8 907.4 902.4 907.0 915.2 914.1 917.0 912.2 917.2 DAY-HOUR 6-18 11- 6 12- 6 4- 6 11-18 2- 3 3- 6 31- 6 14- 6 9- 6 23- 6 20- 6 1970 914.2 911.4 912.1 913.1 907.4 910.1 901.7 905.0 909.7 914.6 919.8 916.0 919.8 DAY-HOUR 3- 6 16- 6 26- 6 22-18 9-21 11- 9 9- 3 30- 3 18- 6 31-18 14-18 16- 6 1971 919.6 908.2 912.2 914.1 907.8 903.3 900.5 904.1 909.6 916.7 917.0 916.1 919.6 DAY-HOUR 9- 6 1- 6 6-21 9-18 2- 6 18- 3 31-21 21- 6 24- 6 11- 6 20- 6 31-21 1972 918.1 917.6 916.1 911.8 911.5 907.9 902.5 907.9 911.1 914.5 916.7 915.7 918.1 DAY-HOUR 4-21 1-18 15-21 16- 6 24-18 18- 3 15- 6 25- 6 17- 6 26- 6 9- 6 27- 6 1973 922.1 913.5 915.4 909.5 912.0 906.4 902.1 905.2 915.8 917.1 916.2 920.3 922.1 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 7-21 3- 3 1- 6 7- 6 30- 6 22-21 20-18 26- 6 1974 918.0 915.3 916.6 910.3 907.8 903.2 903.4 906.5 910.0 916.6 918.0 915.7 918.0 DAY-HOUR 5- 6 4- 6 13- 6 26- 3 10- 6 1- 6 31-18 26- 6 22- 6 15- 6 18- 6 3- 6 1975 921.5 911.6 912.5 913.2 908.4 905.6 901.5 908.7 912.5 916.0 919.0 916.0 921.5 DAY-HOUR 15- 6 23-18 5- 6 2-18 4-21 17- 6 29- 3 18- 3 19- 6 20-18 15- 6 25- 6 1976 913.3 916.7 912.4 911.8 908.1 905.0 903.6 903.3 912.3 919.2 920.9 916.4 920.9 DAY-HOUR 1- 6 21- 6 27- 6 4- 6 2- 6 14-18 6-18 27- 6 11- 6 31-18 14- 6 16- 6 1977 917.4 915.5 920.0 911.3 907.6 903.3 901.9 906.2 914.8 917.7 915.0 920.0 920.0 DAY-HOUR 5-15 18- 6 10- 6 1- 6 28-18 5-18 13- 6 20- 6 30-21 23-18 27- 6 13- 6 1978 918.0 918.0 912.9 911.3 910.1 911.0 905.4 906.6 911.3 916.1 918.5 922.0 922.0 DAY-HOUR 13- 6 6- 6 19-21 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 10-18 27- 6 24- 6 1979 921.0 912.7 913.0 912.1 912.1 910.8 904.8 907.3 912.7 916.4 919.0 913.7 921.0 DAY-HOUR 18- 6 13-15 5- 6 28- 6 25- 6 10-18 20- 6 29- 3 23-18 9- 6 13- 6 4- 6 1980 913.8 914.5 913.0 911.3 909.3 908.5 905.6 910.5 912.4 912.3 914.5 914.1 914.5 DAY-HOUR 15-18 1- 6 28- 6 2- 6 16- 6 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 1981 915.7 910.5 913.5 911.7 912.7 907.1 904.1 905.2 912.7 915.7 914.4 914.8 915.7 DAY-HOUR 9- 6 28-18 8- 6 10-18 22- 6 9- 6 30- 6 31-18 27- 6 25- 6 16- 6 1-18 1982 916.1 914.4 910.4 916.4 915.4 909.8 904.4 906.7 912.4 917.4 916.0 917.5 917.5 DAY-HOUR 19- 6 11- 6 16- 6 4- 6 10-21 7- 6 8- 6 16- 6 21- 6 25-18 11- 6 10- 6 1983 919.7 913.1 913.8 910.6 910.0 911.1 905.1 904.4 910.0 914.6 924.5 919.7 924.5 DAY-HOUR 8- 6 10- 6 14-18 29-18 16- 6 1- 6 1- 6 8- 6 28- 6 29- 6 26- 6 4- 6 1984 916.2 919.7 912.8 909.8 907.7 904.2 901.3 903.0 910.6 917.8 918.4 919.0 919.7 DAY-HOUR 4-18 22-21 5- 6 14- 6 12- 6 13- 6 4- 3 31- 6 22- 6 22- 6 27- 6 18-18 1985 913.2 912.7 920.1 916.5 911.5 905.1 903.4 907.0 913.7 917.5 916.3 916.1 920.1 DAY-HOUR 23-15 24- 6 5-18 17- 6 12-18 6- 6 16- 6 31- 6 22- 6 31-18 1- 3 14-15 1986 915.8 912.4 915.6 914.7 911.1 905.0 904.8 904.7 911.3 915.1 916.9 919.8 919.8 DAY-HOUR 28-18 22- 6 3- 6 5- 6 19-18 2-18 3- 6 9- 6 30- 6 15- 6 21-18 7- 6 1987 918.7 917.7 911.6 911.8 910.2 905.9 906.0 905.6 913.4 918.3 920.0 919.3 920.0 DAY-HOUR 21- 6 1- 6 23- 6 22- 6 1- 6 6- 6 11- 6 8- 6 24- 6 29- 6 30- 6 1- 6 1988 918.0 916.7 910.5 916.2 912.6 905.8 901.8 905.3 911.3 915.9 916.8 914.5 918.0 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 3 23- 3 21- 6 14- 6 16-18 6- 6 5- 6 1989 916.6 915.6 909.5 910.5 910.2 905.0 903.1 906.4 913.6 915.7 915.0 909.3 916.6 DAY-HOUR 22- 6 8- 6 8- 6 11- 6 1- 6 2- 3 10- 3 20- 6 23- 6 24- 6 8- 6 18-15 1990 914.6 914.5 918.2 909.9 911.5 904.4 902.9 905.2 907.7 919.5 917.9 916.0 919.5 DAY-HOUR 26-21 8- 6 17- 6 3-15 15-18 8- 3 15- 6 3- 6 24- 6 15-18 22-15 29- 6 1991 914.2 916.2 912.0 909.8 906.2 906.6 902.4 905.4 910.5 911.8 913.6 915.1 916.2 DAY-HOUR 12- 6 15- 6 12- 6 15- 6 4-18 23-18 11-18 22- 6 17- 6 13-18 23- 6 17- 6 1992 917.5 910.6 912.5 908.0 912.1 906.2 903.9 910.3 912.0 913.5 918.2 913.7 918.2 DAY-HOUR 10- 6 16-18 12-18 30-18 2-18 6-18 13- 6 31- 6 30- 6 29-21 4- 6 3- 3 1993 917.7 915.2 914.2 912.0 912.5 909.2 904.8 906.0 912.8 916.5 916.2 914.7 917.7 DAY-HOUR 6- 6 9-18 17- 6 1- 6 9- 6 22-18 28- 3 18- 6 23- 6 17- 6 25-18 6-18 1994 917.1 917.0 913.2 917.0 908.8 903.0 901.8 903.9 914.0 915.7 912.0 916.3 917.1 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 2- 6 8- 6 1995 917.2 913.0 912.1 908.1 910.7 905.6 900.5 907.5 910.0 920.0 915.9 916.8 920.0 DAY-HOUR 7- 6 17-18 3- 6 7- 6 26-18 1- 6 4- 6 25- 6 22- 6 17-18 15-18 10-18 1996 920.1 912.5 907.8 912.8 909.9 906.6 907.3 912.0 910.8 918.2 920.9 917.6 920.9 DAY-HOUR 10- 6 27- 6 28-18 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2- 6 18-18 8- 6 1997 914.4 913.5 916.7 909.8 909.6 904.8 902.2 906.9 912.3 913.1 921.0 914.4 921.0 DAY-HOUR 8- 6 21-15 11- 6 20-18 8- 6 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 1998 913.2 918.3 914.9 913.0 912.2 906.5 902.8 905.7 909.8 919.2 917.3 918.3 919.2 DAY-HOUR 4- 6 23- 6 26-18 12- 6 3- 6 5- 6 19-18 19- 6 13- 3 9-18 21- 6 29-18 1999 920.1 912.9 911.0 914.4 909.1 907.9 903.4 905.2 908.6 912.6 917.4 919.2 920.1 DAY-HOUR 2- 6 12- 6 31-18 23- 6 9- 6 17- 3 18-18 19- 6 29- 6 26- 6 30-18 11- 6 2000 912.6 914.3 914.5 909.9 910.0 906.3 903.8 904.8 910.0 914.6 920.6 915.9 920.6 DAY-HOUR 25- 6 29-15 27- 6 3- 6 5- 6 16- 3 25-18 19- 6 29- 6 16- 6 17- 6 10- 6 2001 914.9 917.8 915.0 915.0 906.0 908.0 903.8 905.8 912.2 917.0 914.7 915.3 917.8 DAY-HOUR 26- 6 9-21 2- 6 1-18 19- 3 2- 3 29-18 6- 6 22- 6 10-18 20- 6 10- 6 2002 914.0 917.5 918.4 910.4 909.8 905.7 905.9 906.5 910.2 911.5 917.0 921.0 921.0 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 17- 6 25- 3 3- 3 31- 6 21- 6 23- 6 18- 6 3-18 2003 913.1 911.5 914.2 910.7 914.3 908.0 903.3 904.6 912.3 911.8 917.7 920.0 920.0 DAY-HOUR 11- 6 13- 6 3- 6 16- 6 1-18 6-18 4- 3 30- 6 27- 6 15-18 26- 6 12- 6 2004 911.5 909.7 919.2 911.6 909.3 908.7 905.0 905.1 910.4 915.9 912.6 918.0 919.2 DAY-HOUR 11- 6 13- 6 9- 6 11- 6 22- 6 6- 6 6- 3 7- 6 21- 6 15- 6 29- 6 3-15 2005 914.0 913.8 910.1 917.3 910.8 904.5 903.1 906.6 909.4 915.6 914.1 918.8 918.8 DAY-HOUR 8- 6 17- 6 26-18 6- 6 19- 6 5- 3 16- 3 27- 6 9- 6 24- 6 27- 6 30- 6 1951-2005 922.1 919.7 920.1 920.9 933.4 911.1 908.8 912.0 916.4 926.7 924.5 922.0 933.4 YEAR-DAY 73-26 84-22 85- 5 60- 7 53-16 83- 1 57- 5 96-30 63-24 56-12 83-26 78-24 53-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 883.8 884.5 886.7 887.1 886.0 886.7 886.3 885.4 887.4 884.0 889.5 887.8 883.8 DAY-HOUR 23-21 20-12 21-12 27-12 3-12 1-15 15-12 5-12 11-12 4-12 27-12 17- 0 1952 887.0 881.4 881.6 893.9 894.3 890.6 893.1 893.2 898.2 899.5 898.9 900.4 881.4 DAY-HOUR 12- 0 23- 9 2- 3 11-15 8-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 1953 894.5 892.2 886.8 894.3 892.9 891.2 891.9 896.6 895.7 897.9 896.2 898.3 886.8 DAY-HOUR 31-12 24-15 13-12 28-15 8-12 30-12 1-12 23-12 10-12 23-12 20-12 21- 3 1954 891.2 885.6 892.7 895.6 894.9 895.5 894.4 894.2 898.8 897.6 901.6 895.0 885.6 DAY-HOUR 11-21 8-21 25- 0 4-15 28-12 5-12 27-12 8-12 9-12 3-12 25- 0 7-12 1955 899.7 888.4 890.1 887.4 891.2 892.7 890.6 890.4 896.2 900.4 898.6 893.5 887.4 DAY-HOUR 25- 0 23-12 4- 3 10-12 3-12 10-12 29-15 6-12 9-15 7-12 23-12 29-12 1956 892.6 890.0 884.5 893.6 893.3 893.3 891.2 894.2 894.7 898.3 895.5 897.0 884.5 DAY-HOUR 31-15 29-12 30- 6 6-12 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 8-12 1957 890.4 891.4 888.4 894.9 895.4 895.5 890.7 891.3 899.5 897.3 897.5 894.2 888.4 DAY-HOUR 19-18 5- 9 8- 9 1- 3 8-12 29-12 12-15 8-12 29-12 9- 9 18-12 7- 9 1958 890.8 890.4 893.8 886.4 894.8 893.6 885.1 896.4 894.9 900.6 900.0 897.6 885.1 DAY-HOUR 30-21 1- 0 9-18 20-12 3-15 30-15 9-15 6-15 1-12 27-12 7- 0 1-18 1959 895.3 890.6 891.8 892.7 891.6 891.0 893.2 890.7 894.4 895.5 898.9 901.1 890.6 DAY-HOUR 23-12 20-21 1- 9 7- 0 19-21 28-12 27-15 16-12 12-12 12-12 26- 0 20-15 1960 900.5 889.3 889.0 894.8 894.0 892.2 892.0 890.6 898.7 898.7 895.1 898.8 889.0 DAY-HOUR 8- 0 21-12 2-18 18-15 31-12 22-12 6-12 20-18 4-12 11-12 20- 9 30- 3 1961 894.8 895.9 890.0 895.3 888.8 886.9 892.3 894.2 894.2 898.6 896.1 892.7 886.9 DAY-HOUR 22- 9 14- 0 9-12 1-12 30-12 6-12 11-21 7-12 21-12 17-12 23-12 22-12 1962 894.1 890.1 887.4 892.5 892.0 890.0 894.0 894.3 896.5 894.6 903.5 897.9 887.4 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 10-12 16-15 1963 899.1 895.6 890.5 892.9 890.1 894.1 893.7 893.9 896.2 900.2 899.0 892.7 890.1 DAY-HOUR 4-12 12-12 5-15 16-12 3-15 16-12 5-15 2-15 3-12 31-12 16-12 11- 9 1964 886.0 896.6 893.9 888.5 894.5 891.1 892.9 891.4 897.4 896.7 885.5 896.7 885.5 DAY-HOUR 19- 9 4- 3 4- 9 7-15 12- 0 15-15 2-15 13-12 11-12 3-12 27-21 24-21 1965 889.7 886.9 890.8 888.6 893.5 892.3 890.0 896.9 899.2 888.7 896.9 897.3 886.9 DAY-HOUR 11- 9 23- 9 24- 0 4- 6 2-12 18-15 12-15 4-12 17-12 25-12 9-12 24-12 1966 896.1 890.0 883.0 891.9 897.3 892.0 891.8 892.6 897.0 897.0 901.6 893.1 883.0 DAY-HOUR 27-12 2-21 20- 9 14- 3 31-15 14-12 16-15 5-12 8-12 15-12 30-15 12-12 1967 895.1 891.2 885.3 886.7 891.5 892.2 890.6 893.4 892.5 898.9 898.2 890.2 885.3 DAY-HOUR 31- 0 24-21 24-12 25-15 31-15 21-12 10-12 4-12 18-15 1-12 25-12 23-12 1968 889.2 897.8 892.5 888.9 896.2 893.4 892.4 892.9 896.5 894.2 901.4 895.0 888.9 DAY-HOUR 16-21 20-12 10-12 24-12 18- 0 23-15 1-12 1-12 9-12 25-12 29-12 27-21 1969 893.8 892.6 889.6 888.9 893.4 892.0 894.3 892.5 896.1 895.0 898.2 895.8 888.9 DAY-HOUR 23-12 9- 0 22-15 18- 0 2- 9 16-12 29-12 8-12 10-12 29-12 9-12 27-12 1970 891.5 893.3 893.8 888.4 892.6 891.5 892.7 890.5 895.2 895.3 900.4 895.8 888.4 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-15 8-15 1-12 27-15 8-12 8-12 30-12 10- 0 1971 893.3 887.9 892.5 890.0 893.6 891.3 891.7 894.9 898.0 897.2 898.3 896.1 887.9 DAY-HOUR 14- 0 14- 3 20-12 14-12 11-12 6-12 23-12 19-15 2-12 9- 9 5- 9 14-12 1972 895.8 897.8 887.8 891.9 888.4 889.8 891.4 891.6 897.5 898.9 897.4 897.9 887.8 DAY-HOUR 22-15 15- 9 18-12 25- 9 6-12 24-12 31-15 1- 0 14-12 30-12 7-12 16-21 1973 890.2 885.0 893.8 892.2 892.6 891.1 890.5 896.5 897.3 898.9 898.0 897.2 885.0 DAY-HOUR 16- 9 22-15 4- 0 9- 0 30-15 15-15 11-15 4-12 9-12 30- 9 19-12 7-12 1974 888.3 897.8 897.8 889.3 894.5 894.2 892.9 894.4 893.9 901.0 898.5 893.1 888.3 DAY-HOUR 25- 3 12-12 24-12 28-12 27-12 3-12 3-15 22-12 3-12 29-12 24-12 23-12 1975 895.7 891.0 890.4 895.5 895.5 893.2 892.7 891.4 891.3 894.3 896.2 892.1 890.4 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-12 5-12 15-12 10-12 4-12 29-12 23-12 1976 894.4 890.9 893.1 896.8 893.3 895.3 892.5 895.1 897.4 896.3 899.3 896.3 890.9 DAY-HOUR 7- 0 11- 0 14- 0 17-18 21-15 10-15 3-15 10-15 23-12 17-12 28-12 11- 0 1977 898.0 894.1 896.1 892.0 895.1 891.2 891.7 889.8 899.8 896.0 895.8 896.3 889.8 DAY-HOUR 8- 0 7-12 27-12 25- 0 25-12 22-12 2-12 17-15 12-12 5-12 18- 9 22-12 1978 891.6 896.2 889.7 889.2 888.4 885.0 891.2 894.4 897.0 897.7 898.5 892.4 885.0 DAY-HOUR 21-12 18- 0 13-18 25-15 30-12 22-12 2-12 14-12 2-12 1- 0 1-12 16-12 1979 895.0 892.0 892.4 896.2 892.7 891.8 892.8 894.1 899.1 898.6 892.6 893.0 891.8 DAY-HOUR 7-12 11-15 27-15 12-12 17- 9 23-12 6-12 6-12 5-12 4-12 29-12 1-12 1980 895.5 893.2 886.2 893.0 897.1 890.2 894.2 894.5 895.3 897.7 898.4 895.6 886.2 DAY-HOUR 7- 0 18-21 2-18 16-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 3 1981 894.3 893.0 886.5 890.3 891.3 891.3 894.0 895.8 898.4 901.6 896.6 898.2 886.5 DAY-HOUR 3-12 1-12 28- 9 29-12 13-12 5- 9 6- 0 13-12 17-12 16-12 23- 0 19- 0 1982 892.8 891.6 892.5 893.8 896.6 896.9 891.1 890.2 899.6 898.6 898.4 898.7 890.2 DAY-HOUR 29- 3 14-12 3- 0 19-15 15-12 27-12 31- 9 1-12 16-12 20-12 6-12 28-12 1983 887.4 893.3 892.0 896.5 896.0 894.0 890.7 893.3 897.7 896.1 900.3 893.3 887.4 DAY-HOUR 25- 0 18- 9 6- 0 23-21 29-12 22-15 27-15 4-12 8-12 4-12 12-12 12- 9 1984 898.8 894.5 892.8 893.7 889.9 894.0 893.5 893.3 898.2 895.6 894.4 896.4 889.9 DAY-HOUR 14-12 8-12 15-12 10-12 29-12 21-12 15-12 8-12 8-12 18- 9 12- 9 7-12 1985 896.0 886.1 888.3 894.3 894.9 892.6 894.3 896.5 897.5 897.9 903.2 892.1 886.1 DAY-HOUR 2-18 26-21 24-15 15-12 4-12 20-12 27-12 6-12 7-12 28-12 9-12 19- 9 1986 891.7 897.7 897.5 896.5 893.0 893.0 895.0 895.9 899.5 899.1 897.0 891.8 891.7 DAY-HOUR 20- 9 16- 3 10- 0 11-12 11- 0 18-15 20-12 6-15 26-12 5-12 8-12 20-21 1987 895.4 891.0 886.6 890.8 895.3 896.8 891.5 894.7 896.4 899.6 896.8 894.2 886.6 DAY-HOUR 27- 9 10-21 14-12 19-21 23-12 13-12 3-12 15-12 6-12 4-12 7-12 24- 9 1988 892.6 896.0 889.2 894.6 892.9 887.3 893.1 893.0 896.1 898.0 896.8 888.4 887.3 DAY-HOUR 29-12 2-12 5- 0 30-12 28-21 23-15 1-12 29-12 5-12 30-21 20- 9 27-18 1989 893.9 894.9 887.0 894.4 896.1 894.2 894.3 892.4 894.5 895.7 899.6 892.4 887.0 DAY-HOUR 17-12 23- 6 30- 9 29-12 8- 0 10-15 6-15 1-12 13-12 2-12 20-12 5-12 1990 898.0 889.2 895.6 891.5 887.1 892.5 894.7 894.8 896.9 899.0 896.8 896.6 887.1 DAY-HOUR 23-12 16- 3 14-15 15-15 13- 9 27-12 30-12 7-12 1-15 31-21 1-12 25-12 1991 895.9 896.5 888.8 891.8 889.4 892.4 889.8 894.0 896.2 902.0 898.6 893.7 888.8 DAY-HOUR 5- 3 4-21 7- 6 5- 0 23- 9 11-15 8-12 11-12 3-12 4-12 5-12 26- 0 1992 892.7 891.6 890.4 892.7 895.0 890.9 894.2 896.0 898.1 899.3 893.2 897.8 890.4 DAY-HOUR 3- 3 11-12 31- 6 15-12 10-15 19-12 24-12 1-12 17-15 24-12 26-12 28- 9 1993 894.0 896.2 890.7 893.5 895.9 893.8 895.7 896.0 896.4 898.8 892.4 899.4 890.7 DAY-HOUR 9-12 3-12 22- 0 21- 0 14-12 19-12 24-12 12-12 14-12 1-15 14- 9 5-12 1994 892.2 889.6 892.1 891.1 893.3 891.8 893.6 892.6 900.4 900.2 891.4 890.2 889.6 DAY-HOUR 17- 0 1-12 12-21 2-12 1-12 22-12 7-12 2-12 1-12 14-12 26- 6 4- 9 1995 897.8 894.6 889.1 896.9 895.5 890.0 889.0 893.6 894.3 898.7 890.1 901.4 889.0 DAY-HOUR 1-12 5-12 26-12 16- 0 7-12 30-15 1-12 23-12 19-12 11-12 26- 0 25-12 1996 895.9 890.7 891.9 893.0 897.8 893.6 894.7 893.7 891.6 893.8 903.0 898.6 890.7 DAY-HOUR 7- 0 5-15 26- 9 10-12 29-15 5-12 6-12 8-12 9-12 27-12 29- 9 25- 0 1997 893.3 891.7 890.0 889.4 890.3 893.3 890.9 894.0 893.1 899.5 901.8 894.9 889.4 DAY-HOUR 31-21 1- 0 25-12 10- 0 5- 0 23-15 16-12 5-12 2-12 3-12 5- 9 10-12 1998 884.6 889.6 888.5 892.7 890.4 896.4 887.8 896.3 895.7 894.6 899.4 897.6 884.6 DAY-HOUR 13-18 14- 0 19- 0 21-12 30- 9 24-12 6-12 5-12 6-12 2-12 1-12 21- 9 1999 898.1 887.9 893.6 894.2 890.6 886.9 892.9 894.5 895.7 899.7 896.4 898.8 886.9 DAY-HOUR 9-12 21- 0 21-12 9- 3 14-15 25-15 12-12 6-12 13-12 31-12 26-12 14-12 2000 892.2 891.5 893.3 895.1 891.7 892.5 894.0 894.0 894.3 900.1 902.0 895.4 891.5 DAY-HOUR 21- 0 7-12 9-12 23-12 27-12 24-15 10-12 3-12 1-12 1-12 6-21 16- 0 2001 900.9 887.8 891.3 892.0 890.3 891.2 891.8 891.0 894.3 898.0 894.4 898.6 887.8 DAY-HOUR 1-12 21-18 25-12 13- 0 30-12 18-12 18-12 31-12 5-12 31-12 17-12 5-12 2002 894.1 893.6 891.4 886.3 894.0 888.7 892.7 891.9 898.7 898.8 897.4 891.9 886.3 DAY-HOUR 8-12 25-15 28-21 4- 0 12-12 21-12 25-12 17-12 10-12 21-12 12-12 22- 0 2003 889.9 887.4 889.6 896.6 895.4 893.2 892.8 896.0 895.0 896.0 896.5 897.4 887.4 DAY-HOUR 29- 0 20-21 26-21 27-12 30-12 30-15 8-12 1- 0 7-12 27-12 14-12 6-21 2004 890.4 889.7 893.4 884.7 887.8 893.9 892.8 891.9 896.8 899.7 892.7 897.5 884.7 DAY-HOUR 27-21 15-21 31-12 17-15 14-12 17-15 10-12 12-15 11-12 3-12 24- 0 10- 0 2005 887.8 892.5 889.1 895.6 888.9 890.0 890.5 892.0 895.9 898.0 898.9 894.5 887.8 DAY-HOUR 23-12 2- 9 24-12 27-15 6-12 21-12 6-12 7-12 5-12 20-15 9- 9 26-12 1951-2005 883.8 881.4 881.6 884.7 886.0 885.0 885.1 885.4 887.4 884.0 885.5 887.8 881.4 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.7 1011.5 1009.7 1008.8 1007.2 1005.6 1004.3 1005.9 1009.7 1009.7 1012.3 1011.8 1008.9 1952 1010.8 1006.5 1008.8 1017.7 1016.1 1014.0 1012.4 1013.8 1019.8 1022.0 1023.0 1024.1 1015.8 1953 1019.2 1016.5 1017.0 1018.8 1015.6 1013.1 1012.4 1014.6 1018.7 1022.9 1023.2 1023.6 1018.0 1954 1015.4 1017.1 1020.9 1016.1 1015.9 1014.3 1011.1 1014.1 1017.9 1021.3 1023.9 1022.7 1017.5 1955 1022.2 1016.6 1016.4 1018.2 1016.7 1013.6 1010.2 1012.4 1017.4 1021.5 1020.7 1018.0 1017.0 1956 1018.9 1017.6 1015.2 1015.4 1014.4 1014.5 1011.2 1014.4 1017.5 1021.7 1021.6 1023.0 1017.1 1957 1018.6 1020.2 1017.0 1018.9 1015.4 1015.4 1013.2 1015.3 1018.8 1022.4 1022.2 1020.5 1018.1 1958 1019.1 1019.5 1016.2 1016.5 1019.1 1013.0 1010.7 1014.7 1016.9 1022.3 1026.0 1020.0 1017.8 1959 1019.6 1016.1 1018.7 1017.8 1015.5 1014.4 1011.2 1011.7 1014.9 1020.6 1022.9 1024.1 1017.3 1960 1020.9 1020.1 1017.3 1017.4 1018.1 1013.9 1012.7 1012.8 1019.0 1022.0 1022.4 1023.8 1018.4 1961 1021.3 1020.2 1016.5 1016.9 1015.4 1014.1 1011.3 1014.3 1016.0 1023.7 1020.6 1018.7 1017.4 1962 1021.3 1017.8 1016.2 1016.0 1016.6 1014.7 1012.2 1015.8 1019.8 1021.9 1026.2 1020.1 1018.2 1963 1019.7 1018.5 1014.9 1013.9 1012.5 1013.9 1011.9 1014.0 1018.4 1021.6 1021.4 1020.4 1016.8 1964 1021.0 1017.7 1017.1 1014.0 1016.3 1012.6 1011.3 1012.1 1018.0 1023.7 1020.8 1024.2 1017.4 1965 1018.9 1016.1 1019.2 1014.1 1016.7 1014.0 1011.8 1015.7 1019.3 1019.9 1020.9 1019.4 1017.2 1966 1020.0 1016.9 1015.4 1015.7 1017.5 1013.4 1011.5 1012.6 1017.6 1021.8 1027.1 1019.0 1017.4 1967 1020.3 1018.1 1014.2 1014.6 1016.5 1013.8 1011.3 1012.7 1016.2 1022.1 1020.0 1018.2 1016.5 1968 1015.3 1019.2 1016.9 1018.0 1017.7 1013.5 1013.2 1012.9 1017.5 1021.5 1022.6 1019.5 1017.3 1969 1020.1 1021.4 1016.5 1016.9 1016.9 1013.3 1012.3 1015.3 1018.7 1020.5 1022.6 1020.2 1017.9 1970 1019.3 1018.0 1018.6 1018.9 1014.4 1013.7 1011.2 1011.9 1017.2 1020.4 1021.9 1020.9 1017.2 1971 1024.0 1015.0 1018.2 1015.8 1015.5 1011.1 1011.4 1013.4 1018.9 1021.9 1021.2 1018.3 1017.1 1972 1022.0 1023.0 1018.9 1017.1 1015.0 1014.1 1012.7 1016.6 1019.1 1022.2 1022.1 1024.2 1018.9 1973 1022.5 1017.6 1018.9 1014.8 1016.3 1013.4 1011.0 1015.1 1019.8 1022.1 1021.0 1023.2 1018.0 1974 1020.7 1022.5 1022.7 1014.6 1016.2 1013.4 1012.3 1014.7 1018.5 1023.2 1023.6 1020.7 1018.6 1975 1021.4 1018.2 1017.6 1018.8 1016.2 1013.2 1011.3 1013.6 1018.2 1020.9 1023.8 1022.3 1018.0 1976 1017.7 1019.4 1018.6 1017.2 1016.2 1014.9 1010.8 1013.1 1017.8 1020.2 1025.9 1023.2 1017.9 1977 1021.6 1022.4 1021.5 1015.4 1016.7 1012.1 1010.8 1014.1 1019.5 1021.9 1021.5 1021.4 1018.2 1978 1021.2 1021.0 1017.8 1014.0 1015.3 1012.9 1013.1 1014.4 1017.3 1022.7 1024.3 1020.1 1017.8 1979 1022.2 1017.7 1018.2 1017.0 1018.5 1016.2 1013.3 1014.5 1020.5 1021.3 1025.0 1019.8 1018.7 1980 1020.0 1020.3 1017.7 1015.3 1016.5 1014.2 1012.9 1014.9 1018.3 1020.4 1021.2 1020.2 1017.7 1981 1019.8 1018.1 1015.9 1016.1 1016.4 1014.6 1012.4 1014.9 1020.2 1023.8 1020.4 1020.7 1017.8 1982 1019.5 1018.0 1017.4 1017.6 1019.9 1015.6 1012.2 1014.8 1020.0 1021.1 1023.6 1022.2 1018.5 1983 1020.2 1018.3 1018.7 1017.0 1016.3 1015.4 1011.8 1013.4 1018.1 1022.3 1022.9 1023.0 1018.1 1984 1020.9 1024.6 1017.9 1015.5 1015.3 1014.1 1011.5 1012.1 1019.4 1022.8 1021.8 1025.4 1018.4 1985 1019.8 1013.1 1021.7 1016.0 1016.6 1012.7 1013.1 1016.0 1018.4 1021.8 1023.5 1021.2 1017.8 1986 1020.2 1019.2 1021.4 1019.5 1016.7 1012.4 1014.1 1015.4 1019.2 1021.8 1021.3 1019.8 1018.4 1987 1020.5 1019.9 1014.3 1017.8 1017.4 1015.4 1013.9 1014.0 1019.0 1024.8 1023.4 1020.7 1018.4 1988 1019.6 1019.3 1014.5 1017.7 1016.7 1011.9 1011.3 1013.4 1018.2 1022.0 1020.8 1018.4 1017.0 1989 1019.9 1022.2 1016.1 1019.3 1018.2 1013.8 1013.1 1014.1 1016.8 1021.4 1021.9 1019.1 1018.0 1990 1021.1 1017.5 1020.5 1015.4 1016.3 1012.3 1012.8 1015.0 1017.0 1021.5 1022.2 1021.8 1017.8 1991 1020.3 1020.8 1018.6 1017.1 1013.9 1014.2 1011.8 1014.2 1018.8 1022.1 1023.4 1018.5 1017.8 1992 1019.3 1015.5 1018.2 1015.9 1018.0 1013.3 1013.2 1016.5 1019.3 1021.1 1021.6 1020.2 1017.7 1993 1020.6 1020.4 1018.6 1016.8 1016.8 1014.2 1013.6 1016.0 1017.8 1025.3 1022.4 1023.0 1018.8 1994 1019.7 1018.3 1018.1 1018.8 1016.3 1012.1 1011.4 1013.1 1021.9 1023.5 1019.1 1021.4 1017.8 1995 1021.5 1019.7 1018.5 1016.0 1018.0 1013.1 1010.4 1013.4 1017.0 1022.1 1019.8 1023.0 1017.7 1996 1022.5 1018.9 1017.1 1018.4 1017.8 1014.3 1013.7 1015.5 1015.1 1020.8 1025.5 1022.5 1018.5 1997 1018.8 1019.6 1015.2 1015.1 1017.5 1012.8 1011.0 1014.4 1019.1 1020.0 1023.0 1019.8 1017.2 1998 1017.8 1019.1 1016.6 1016.3 1017.6 1015.7 1011.8 1015.2 1017.5 1022.0 1022.4 1023.9 1018.0 1999 1020.6 1017.2 1017.6 1018.2 1016.8 1013.0 1011.8 1013.3 1016.9 1020.1 1021.1 1023.8 1017.5 2000 1018.3 1018.7 1017.3 1015.8 1014.7 1013.7 1013.2 1014.3 1016.6 1022.1 1024.3 1021.0 1017.5 2001 1022.8 1018.6 1017.2 1016.2 1013.8 1012.4 1013.0 1014.8 1017.9 1021.0 1020.2 1022.1 1017.5 2002 1020.5 1019.0 1017.3 1014.5 1015.7 1012.4 1013.6 1013.1 1018.6 1020.5 1022.7 1020.8 1017.4 2003 1020.0 1015.9 1017.2 1017.8 1018.0 1013.8 1011.5 1014.9 1017.8 1019.5 1022.4 1022.9 1017.6 2004 1016.7 1018.0 1020.8 1017.3 1014.0 1013.9 1013.3 1013.5 1019.5 1023.2 1020.0 1020.4 1017.5 2005 1018.7 1018.6 1015.5 1019.5 1016.5 1013.3 1012.5 1013.7 1017.4 1022.3 1022.9 1022.5 1017.8 MEAN 1019.7 1018.4 1017.4 1016.5 1016.2 1013.5 1012.0 1014.0 1018.1 1021.6 1022.3 1021.2 1017.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1022.7 1022.2 1023.4 1020.4 1017.2 1013.0 1012.7 1010.5 1016.6 1020.2 1024.8 1023.0 1024.8 DAY-HOUR 31- 6 13- 6 3- 6 12-12 30- 6 29- 3 13-15 20- 6 28- 6 31-18 2- 6 8- 6 1952 1022.0 1015.2 1025.8 1028.8 1050.4 1026.3 1023.4 1020.9 1027.6 1030.0 1035.7 1037.8 1050.4 DAY-HOUR 1- 6 8- 6 27-18 8-18 21- 0 4- 6 15- 0 16- 6 27- 3 30-21 17- 6 11-18 1953 1029.7 1029.2 1032.9 1029.0 1051.0 1022.6 1018.4 1020.8 1029.3 1038.2 1037.8 1031.2 1051.0 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 20-18 31- 3 21- 6 26-15 9-18 13- 6 1954 1027.1 1034.0 1033.8 1028.7 1027.0 1019.0 1014.7 1019.4 1023.9 1029.1 1037.9 1037.7 1037.9 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 3-18 31- 6 31- 6 23- 6 12- 6 26-15 16- 6 1955 1032.1 1026.3 1027.3 1027.0 1027.1 1019.4 1017.0 1021.1 1025.3 1028.1 1033.1 1035.4 1035.4 DAY-HOUR 9-18 25- 6 22-18 1-18 27- 6 2- 3 10- 6 21- 6 22- 6 13- 6 12- 6 2-15 1956 1029.1 1025.2 1023.0 1027.0 1023.0 1021.9 1019.7 1020.9 1029.1 1043.7 1035.1 1032.9 1043.7 DAY-HOUR 22- 6 19- 6 10- 6 15-18 23- 6 12- 3 27-18 30- 6 29- 6 12-21 12-18 17- 6 1957 1028.6 1028.7 1028.1 1029.8 1022.5 1021.2 1023.9 1021.0 1022.8 1033.8 1031.2 1032.2 1033.8 DAY-HOUR 4- 6 19- 6 22- 6 22- 6 12- 6 20-18 5- 6 17- 3 16- 3 19- 6 24- 6 23- 6 1958 1026.9 1030.6 1027.6 1027.7 1027.0 1022.8 1019.7 1021.1 1024.5 1030.8 1033.1 1031.1 1033.1 DAY-HOUR 13- 6 13- 6 28- 6 23-18 23- 6 23-21 16- 3 25- 6 24-18 31-18 15- 6 5-18 1959 1026.7 1023.9 1028.7 1027.5 1022.6 1021.6 1016.9 1017.3 1023.6 1034.3 1032.1 1033.2 1034.3 DAY-HOUR 13-18 3- 6 20-18 28- 6 5- 3 21-18 16- 3 29- 6 24- 6 20- 6 22- 6 27- 6 1960 1030.7 1029.3 1028.0 1037.3 1027.7 1021.4 1019.8 1018.4 1023.8 1030.4 1034.3 1032.5 1037.3 DAY-HOUR 19- 6 11- 6 22- 6 7-18 5-18 7- 6 16- 6 14-18 20- 3 31- 6 28- 3 5- 6 1961 1031.9 1031.0 1032.2 1026.3 1026.4 1021.1 1017.4 1019.4 1024.2 1034.2 1029.7 1029.6 1034.2 DAY-HOUR 10- 6 22- 6 4- 6 17-18 14-18 9- 3 24- 6 26- 6 25- 6 25- 6 29- 6 4- 6 1962 1033.6 1030.6 1028.8 1029.1 1022.6 1022.1 1017.9 1025.2 1032.0 1031.0 1037.3 1031.7 1037.3 DAY-HOUR 24- 6 11-18 6- 6 19-15 14-18 19- 3 30- 6 26- 6 25- 6 28- 6 23- 6 3-18 1963 1027.7 1028.9 1025.4 1025.7 1019.7 1022.2 1017.7 1020.1 1032.3 1031.9 1031.8 1036.3 1036.3 DAY-HOUR 6- 6 6- 6 23- 6 2-18 14-18 13- 3 29- 6 5-18 24- 6 18- 6 2-18 26-18 1964 1033.9 1028.5 1027.7 1028.4 1022.2 1020.6 1018.3 1018.9 1026.5 1031.9 1035.4 1034.1 1035.4 DAY-HOUR 30- 6 28- 6 18- 6 24-21 2-21 3- 3 22- 3 21- 6 29- 6 30- 3 11- 6 1- 6 1965 1030.0 1028.2 1031.2 1025.2 1029.5 1021.7 1017.6 1024.5 1027.5 1031.4 1028.2 1027.4 1031.4 DAY-HOUR 29- 6 1- 6 15- 6 9- 6 20-18 3- 6 25- 6 9- 6 20- 6 29- 6 20- 6 4- 6 1966 1029.2 1026.1 1024.9 1025.5 1024.7 1020.3 1019.2 1017.2 1024.6 1032.1 1037.3 1031.9 1037.3 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18- 6 3- 6 11- 6 22- 6 15- 6 10- 3 23- 6 29-18 1967 1031.1 1031.0 1028.6 1025.9 1025.3 1022.7 1019.0 1018.5 1024.7 1030.8 1028.4 1028.2 1031.1 DAY-HOUR 6- 6 28- 6 1- 6 13- 6 10- 6 7- 6 23- 3 16- 6 25- 6 15- 6 9-18 12- 6 1968 1026.9 1028.6 1031.4 1029.2 1025.0 1023.7 1019.4 1020.6 1025.3 1031.2 1032.2 1032.2 1032.2 DAY-HOUR 19-18 7- 6 27- 6 1- 3 8- 6 1- 6 14-18 30- 6 19- 3 27-21 22- 6 23- 6 1969 1033.2 1030.8 1031.4 1026.4 1026.1 1022.4 1016.9 1022.0 1031.0 1029.8 1033.0 1027.7 1033.2 DAY-HOUR 6-18 11- 6 12- 6 4- 6 11-18 2- 3 3- 6 31- 6 14- 6 9- 6 23- 6 20- 6 1970 1029.9 1026.8 1027.6 1028.7 1022.4 1025.4 1016.1 1019.8 1024.9 1030.3 1036.1 1031.9 1036.1 DAY-HOUR 3- 6 16- 6 26- 6 22-18 9-21 11- 9 9- 3 30- 3 18- 6 31-18 14-18 16- 6 1971 1035.8 1023.3 1027.7 1029.8 1022.8 1017.9 1014.8 1018.8 1024.8 1032.7 1033.0 1032.0 1035.8 DAY-HOUR 9- 6 1- 6 6-21 9-18 2- 6 18- 3 31-21 21- 6 24- 6 11- 6 20- 6 31-21 1972 1034.2 1033.6 1032.0 1027.3 1026.9 1023.0 1017.0 1023.0 1026.5 1030.2 1032.7 1031.6 1034.2 DAY-HOUR 4-21 1-18 15-21 16- 6 24-18 18- 3 15- 6 25- 6 17- 6 26- 6 9- 6 27- 6 1973 1038.6 1029.1 1031.2 1024.7 1027.5 1021.3 1016.6 1020.0 1031.7 1033.1 1032.1 1036.6 1038.6 DAY-HOUR 26- 6 7- 6 10- 6 11- 3 7-21 3- 3 1- 6 7- 6 30- 6 22-21 20-18 26- 6 1974 1034.1 1031.1 1032.5 1025.6 1022.8 1017.8 1018.0 1021.4 1025.3 1032.5 1034.1 1031.6 1034.1 DAY-HOUR 5- 6 4- 6 13- 6 26- 3 10- 6 1- 6 31-18 26- 6 22- 6 15- 6 18- 6 3- 6 1975 1037.9 1027.0 1028.0 1028.8 1023.5 1020.4 1015.9 1023.8 1028.0 1031.9 1035.2 1031.9 1037.9 DAY-HOUR 15- 6 23-18 5- 6 2-18 4-21 17- 6 29- 3 18- 3 19- 6 20-18 15- 6 25- 6 1976 1028.9 1032.7 1027.9 1027.3 1023.2 1019.8 1018.2 1017.9 1027.8 1035.4 1037.3 1032.3 1037.3 DAY-HOUR 1- 6 21- 6 27- 6 4- 6 2- 6 14-18 6-18 27- 6 11- 6 31-18 14- 6 16- 6 1977 1033.4 1031.3 1036.3 1026.7 1022.6 1017.9 1016.3 1021.1 1030.6 1033.8 1030.8 1036.3 1036.3 DAY-HOUR 5-15 18- 6 10- 6 1- 6 28-18 5-18 13- 6 20- 6 30-21 23-18 27- 6 13- 6 1978 1034.1 1034.1 1028.5 1026.7 1025.4 1026.4 1020.2 1021.5 1026.7 1032.0 1034.6 1038.5 1038.5 DAY-HOUR 13- 6 6- 6 19-21 12- 6 3- 6 8- 6 8- 3 21- 6 28- 6 10-18 27- 6 24- 6 1979 1037.4 1028.2 1028.6 1027.6 1027.6 1026.1 1019.5 1022.3 1028.2 1032.3 1035.2 1029.3 1037.4 DAY-HOUR 18- 6 13-15 5- 6 28- 6 25- 6 10-18 20- 6 29- 3 23-18 9- 6 13- 6 4- 6 1980 1029.5 1030.2 1028.6 1026.7 1024.5 1023.6 1020.4 1025.8 1027.9 1027.8 1030.2 1029.8 1030.2 DAY-HOUR 15-18 1- 6 28- 6 2- 6 16- 6 2- 6 18- 6 30-18 26- 6 7- 6 3- 6 17- 6 1981 1031.6 1025.8 1029.1 1027.1 1028.2 1022.1 1018.8 1020.0 1028.2 1031.6 1030.1 1030.6 1031.6 DAY-HOUR 9- 6 28-18 8- 6 10-18 22- 6 9- 6 30- 6 31-18 27- 6 25- 6 16- 6 1-18 1982 1032.0 1030.1 1025.7 1032.3 1031.2 1025.0 1019.1 1021.6 1027.9 1033.4 1031.9 1033.5 1033.5 DAY-HOUR 19- 6 11- 6 16- 6 4- 6 10-21 7- 6 8- 6 16- 6 21- 6 25-18 11- 6 10- 6 1983 1036.0 1028.7 1029.5 1025.9 1025.3 1026.5 1019.9 1019.1 1025.3 1030.3 1041.2 1036.0 1041.2 DAY-HOUR 8- 6 10- 6 14-18 29-18 16- 6 1- 6 1- 6 8- 6 28- 6 29- 6 26- 6 4- 6 1984 1032.1 1036.0 1028.4 1025.0 1022.7 1018.9 1015.7 1017.6 1025.9 1033.9 1034.5 1035.2 1036.0 DAY-HOUR 4-18 22-21 5- 6 14- 6 12- 6 13- 6 4- 3 31- 6 22- 6 22- 6 27- 6 18-18 1985 1028.8 1028.2 1036.4 1032.4 1026.9 1019.9 1018.0 1022.0 1029.3 1033.5 1032.2 1032.0 1036.4 DAY-HOUR 23-15 24- 6 5-18 17- 6 12-18 6- 6 16- 6 31- 6 22- 6 31-18 1- 3 14-15 1986 1031.7 1027.9 1031.4 1030.4 1026.5 1019.8 1019.5 1019.4 1026.7 1030.9 1032.9 1036.1 1036.1 DAY-HOUR 28-18 22- 6 3- 6 5- 6 19-18 2-18 3- 6 9- 6 30- 6 15- 6 21-18 7- 6 1987 1034.9 1033.8 1027.0 1027.3 1025.5 1020.8 1020.9 1020.4 1029.0 1034.4 1036.3 1035.5 1036.3 DAY-HOUR 21- 6 1- 6 23- 6 22- 6 1- 6 6- 6 11- 6 8- 6 24- 6 29- 6 30- 6 1- 6 1988 1034.1 1032.7 1025.8 1032.1 1028.1 1020.6 1016.2 1020.1 1026.7 1031.8 1032.8 1030.2 1034.1 DAY-HOUR 3- 6 7- 6 17- 6 9- 6 5- 6 1- 3 23- 3 21- 6 14- 6 16-18 6- 6 5- 6 1989 1032.5 1031.4 1024.7 1025.8 1025.5 1019.8 1017.7 1021.3 1029.2 1031.6 1030.8 1024.5 1032.5 DAY-HOUR 22- 6 8- 6 8- 6 11- 6 1- 6 2- 3 10- 3 20- 6 23- 6 24- 6 8- 6 18-15 1990 1030.3 1030.2 1034.3 1025.2 1026.9 1019.1 1017.4 1020.0 1022.7 1035.7 1034.0 1031.9 1035.7 DAY-HOUR 26-21 8- 6 17- 6 3-15 15-18 8- 3 15- 6 3- 6 24- 6 15-18 22-15 29- 6 1991 1029.9 1032.1 1027.5 1025.0 1021.1 1021.5 1016.9 1020.2 1025.8 1027.3 1029.2 1030.9 1032.1 DAY-HOUR 12- 6 15- 6 12- 6 15- 6 4-18 23-18 11-18 22- 6 17- 6 13-18 23- 6 17- 6 1992 1033.5 1025.9 1028.0 1023.1 1027.6 1021.1 1018.5 1025.6 1027.5 1029.1 1034.3 1029.3 1034.3 DAY-HOUR 10- 6 16-18 12-18 30-18 2-18 6-18 13- 6 31- 6 30- 6 29-21 4- 6 3- 3 1993 1033.8 1031.0 1029.9 1027.5 1028.0 1024.4 1019.5 1020.9 1028.4 1032.4 1032.1 1030.4 1033.8 DAY-HOUR 6- 6 9-18 17- 6 1- 6 9- 6 22-18 28- 3 18- 6 23- 6 17- 6 25-18 6-18 1994 1033.1 1033.0 1028.8 1033.0 1023.9 1017.6 1016.2 1018.5 1029.7 1031.6 1027.5 1032.2 1033.1 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 2- 6 8- 6 1995 1033.2 1028.6 1027.6 1023.2 1026.0 1020.4 1014.8 1022.5 1025.3 1036.3 1031.8 1032.8 1036.3 DAY-HOUR 7- 6 17-18 3- 6 7- 6 26-18 1- 6 4- 6 25- 6 22- 6 17-18 15-18 10-18 1996 1036.4 1028.0 1022.8 1028.4 1025.2 1021.5 1022.3 1027.5 1026.1 1034.3 1037.3 1033.6 1037.3 DAY-HOUR 10- 6 27- 6 28-18 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2- 6 18-18 8- 6 1997 1030.1 1029.1 1032.7 1025.0 1024.8 1019.5 1016.7 1021.9 1027.8 1028.7 1037.4 1030.1 1037.4 DAY-HOUR 8- 6 21-15 11- 6 20-18 8- 6 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 1998 1028.8 1034.4 1030.7 1028.6 1027.7 1021.4 1017.3 1020.5 1025.0 1035.4 1033.3 1034.4 1035.4 DAY-HOUR 4- 6 23- 6 26-18 12- 6 3- 6 5- 6 19-18 19- 6 13- 3 9-18 21- 6 29-18 1999 1036.4 1028.5 1026.4 1030.1 1024.3 1023.0 1018.0 1020.0 1023.7 1028.1 1033.4 1035.4 1036.4 DAY-HOUR 2- 6 12- 6 31-18 23- 6 9- 6 17- 3 18-18 19- 6 29- 6 26- 6 30-18 11- 6 2000 1028.1 1030.0 1030.2 1025.2 1025.3 1021.2 1018.4 1019.5 1025.3 1030.3 1036.9 1031.8 1036.9 DAY-HOUR 25- 6 29-15 27- 6 3- 6 5- 6 16- 3 25-18 19- 6 29- 6 16- 6 17- 6 10- 6 2001 1030.7 1033.9 1030.8 1030.8 1020.9 1023.1 1018.4 1020.6 1027.7 1033.0 1030.4 1031.1 1033.9 DAY-HOUR 26- 6 9-21 2- 6 1-18 19- 3 2- 3 29-18 6- 6 22- 6 10-18 20- 6 10- 6 2002 1029.7 1033.5 1034.5 1025.7 1025.0 1020.5 1020.8 1021.4 1025.5 1026.9 1033.0 1037.4 1037.4 DAY-HOUR 26- 6 19- 6 11- 6 1- 6 17- 6 25- 3 3- 3 31- 6 21- 6 23- 6 18- 6 3-18 2003 1028.7 1026.9 1029.9 1026.0 1030.0 1023.1 1017.9 1019.3 1027.8 1027.3 1033.8 1036.3 1036.3 DAY-HOUR 11- 6 13- 6 3- 6 16- 6 1-18 6-18 4- 3 30- 6 27- 6 15-18 26- 6 12- 6 2004 1026.9 1024.9 1035.4 1027.0 1024.5 1023.8 1019.8 1019.9 1025.7 1031.8 1028.1 1034.1 1035.4 DAY-HOUR 11- 6 13- 6 9- 6 11- 6 22- 6 6- 6 6- 3 7- 6 21- 6 15- 6 29- 6 3-15 2005 1029.7 1029.5 1025.4 1033.3 1026.1 1019.2 1017.7 1021.5 1024.6 1031.4 1029.8 1035.0 1035.0 DAY-HOUR 8- 6 17- 6 26-18 6- 6 19- 6 5- 3 16- 3 27- 6 9- 6 24- 6 27- 6 30- 6 1951-2005 1038.6 1036.0 1036.4 1037.3 1051.0 1026.5 1023.9 1027.5 1032.3 1043.7 1041.2 1038.5 1051.0 YEAR-DAY 73-26 84-22 85- 5 60- 7 53-16 83- 1 57- 5 96-30 63-24 56-12 83-26 78-24 53-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 996.4 997.2 999.6 1000.0 998.8 999.6 999.2 998.2 1000.4 996.6 1002.7 1000.8 996.4 DAY-HOUR 23-21 20-12 21-12 27-12 3-12 1-15 15-12 5-12 11-12 4-12 27-12 17- 0 1952 999.9 993.8 994.0 1007.5 1008.0 1003.9 1006.6 1006.8 1012.3 1013.7 1013.0 1014.7 993.8 DAY-HOUR 12- 0 23- 9 2- 3 11-15 8-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 1953 1008.2 1005.7 999.7 1008.0 1006.4 1004.6 1005.3 1010.5 1009.5 1011.9 1010.1 1012.4 999.7 DAY-HOUR 31-12 24-15 13-12 28-15 8-12 30-12 1-12 23-12 10-12 23-12 20-12 21- 3 1954 1004.6 998.4 1006.2 1009.4 1008.6 1009.3 1008.1 1007.9 1012.9 1011.6 1016.0 1008.7 998.4 DAY-HOUR 11-21 8-21 25- 0 4-15 28-12 5-12 27-12 8-12 9-12 3-12 25- 0 7-12 1955 1013.9 1001.5 1003.3 1000.4 1004.6 1006.2 1003.9 1003.7 1010.1 1014.7 1012.7 1007.1 1000.4 DAY-HOUR 25- 0 23-12 4- 3 10-12 3-12 10-12 29-15 6-12 9-15 7-12 23-12 29-12 1956 1006.1 1003.2 997.2 1007.2 1006.9 1006.9 1004.6 1007.9 1008.4 1012.4 1009.3 1010.9 997.2 DAY-HOUR 31-15 29-12 30- 6 6-12 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 8-12 1957 1003.7 1004.8 1001.5 1008.6 1009.2 1009.3 1004.0 1004.7 1013.7 1011.3 1011.5 1007.9 1001.5 DAY-HOUR 19-18 5- 9 8- 9 1- 3 8-12 29-12 12-15 8-12 29-12 9- 9 18-12 7- 9 1958 1004.1 1003.7 1007.4 999.3 1008.5 1007.2 997.8 1010.3 1008.6 1014.9 1014.3 1011.6 997.8 DAY-HOUR 30-21 1- 0 9-18 20-12 3-15 30-15 9-15 6-15 1-12 27-12 7- 0 1-18 1959 1009.1 1003.9 1005.2 1006.2 1005.0 1004.3 1006.8 1004.0 1008.1 1009.3 1013.0 1015.5 1003.9 DAY-HOUR 23-12 20-21 1- 9 7- 0 19-21 28-12 27-15 16-12 12-12 12-12 26- 0 20-15 1960 1014.8 1002.5 1002.1 1008.5 1007.6 1005.7 1005.4 1003.9 1012.8 1012.8 1008.9 1012.9 1002.1 DAY-HOUR 8- 0 21-12 2-18 18-15 31-12 22-12 6-12 20-18 4-12 11-12 20- 9 30- 3 1961 1008.5 1009.7 1003.2 1009.1 1001.9 999.8 1005.8 1007.9 1007.9 1012.7 1010.0 1006.2 999.8 DAY-HOUR 22- 9 14- 0 9-12 1-12 30-12 6-12 11-21 7-12 21-12 17-12 23-12 22-12 1962 1007.8 1003.3 1000.4 1006.0 1005.4 1003.2 1007.6 1008.0 1010.4 1008.3 1018.1 1011.9 1000.4 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 10-12 16-15 1963 1013.3 1009.4 1003.8 1006.4 1003.3 1007.8 1007.3 1007.5 1010.1 1014.5 1013.1 1006.2 1003.3 DAY-HOUR 4-12 12-12 5-15 16-12 3-15 16-12 5-15 2-15 3-12 31-12 16-12 11- 9 1964 998.8 1010.5 1007.5 1001.6 1008.2 1004.4 1006.4 1004.8 1011.4 1010.6 998.3 1010.6 998.3 DAY-HOUR 19- 9 4- 3 4- 9 7-15 12- 0 15-15 2-15 13-12 11-12 3-12 27-21 24-21 1965 1002.9 999.8 1004.1 1001.7 1007.1 1005.8 1003.2 1010.8 1013.4 1001.8 1010.8 1011.3 999.8 DAY-HOUR 11- 9 23- 9 24- 0 4- 6 2-12 18-15 12-15 4-12 17-12 25-12 9-12 24-12 1966 1010.0 1003.2 995.5 1005.3 1011.3 1005.4 1005.2 1006.1 1010.9 1010.9 1016.0 1006.6 995.5 DAY-HOUR 27-12 2-21 20- 9 14- 3 31-15 14-12 16-15 5-12 8-12 15-12 30-15 12-12 1967 1008.9 1004.6 998.1 999.6 1004.9 1005.7 1003.9 1007.0 1006.0 1013.0 1012.3 1003.5 998.1 DAY-HOUR 31- 0 24-21 24-12 25-15 31-15 21-12 10-12 4-12 18-15 1-12 25-12 23-12 1968 1002.4 1011.8 1006.0 1002.0 1010.1 1007.0 1005.9 1006.4 1010.4 1007.9 1015.8 1008.7 1002.0 DAY-HOUR 16-21 20-12 10-12 24-12 18- 0 23-15 1-12 1-12 9-12 25-12 29-12 27-21 1969 1007.4 1006.1 1002.8 1002.0 1007.0 1005.4 1008.0 1006.0 1010.0 1008.7 1012.3 1009.6 1002.0 DAY-HOUR 23-12 9- 0 22-15 18- 0 2- 9 16-12 29-12 8-12 10-12 29-12 9-12 27-12 1970 1004.9 1006.9 1007.4 1001.5 1006.1 1004.9 1006.2 1003.8 1009.0 1009.1 1014.7 1009.6 1001.5 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-15 8-15 1-12 27-15 8-12 8-12 30-12 10- 0 1971 1006.9 1000.9 1006.0 1003.2 1007.2 1004.7 1005.1 1008.6 1012.0 1011.2 1012.4 1010.0 1000.9 DAY-HOUR 14- 0 14- 3 20-12 14-12 11-12 6-12 23-12 19-15 2-12 9- 9 5- 9 14-12 1972 1009.6 1011.8 1000.8 1005.3 1001.5 1003.0 1004.8 1005.0 1011.5 1013.0 1011.4 1011.9 1000.8 DAY-HOUR 22-15 15- 9 18-12 25- 9 6-12 24-12 31-15 1- 0 14-12 30-12 7-12 16-21 1973 1003.5 997.7 1007.4 1005.7 1006.1 1004.4 1003.8 1010.4 1011.3 1013.0 1012.0 1011.2 997.7 DAY-HOUR 16- 9 22-15 4- 0 9- 0 30-15 15-15 11-15 4-12 9-12 30- 9 19-12 7-12 1974 1001.4 1011.8 1011.8 1002.5 1008.2 1007.9 1006.4 1008.1 1007.5 1015.4 1012.6 1006.6 1001.4 DAY-HOUR 25- 3 12-12 24-12 28-12 27-12 3-12 3-15 22-12 3-12 29-12 24-12 23-12 1975 1009.5 1004.3 1003.7 1009.3 1009.3 1006.8 1006.2 1004.8 1004.7 1008.0 1010.1 1005.5 1003.7 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-12 5-12 15-12 10-12 4-12 29-12 23-12 1976 1008.1 1004.2 1006.6 1010.7 1006.9 1009.1 1006.0 1008.9 1011.4 1010.2 1013.5 1010.2 1004.2 DAY-HOUR 7- 0 11- 0 14- 0 17-18 21-15 10-15 3-15 10-15 23-12 17-12 28-12 11- 0 1977 1012.0 1007.8 1010.0 1005.4 1008.9 1004.6 1005.1 1003.0 1014.0 1009.8 1009.6 1010.2 1003.0 DAY-HOUR 8- 0 7-12 27-12 25- 0 25-12 22-12 2-12 17-15 12-12 5-12 18- 9 22-12 1978 1005.0 1010.1 1002.9 1002.4 1001.5 997.7 1004.6 1008.1 1010.9 1011.7 1012.6 1005.9 997.7 DAY-HOUR 21-12 18- 0 13-18 25-15 30-12 22-12 2-12 14-12 2-12 1- 0 1-12 16-12 1979 1008.7 1005.4 1005.9 1010.1 1006.2 1005.2 1006.3 1007.8 1013.3 1012.7 1006.1 1006.5 1005.2 DAY-HOUR 7-12 11-15 27-15 12-12 17- 9 23-12 6-12 6-12 5-12 4-12 29-12 1-12 1980 1009.3 1006.8 999.0 1006.5 1011.1 1003.5 1007.9 1008.2 1009.1 1011.7 1012.5 1009.4 999.0 DAY-HOUR 7- 0 18-21 2-18 16-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 3 1981 1008.0 1006.5 999.4 1003.6 1004.7 1004.7 1007.6 1009.6 1012.5 1016.0 1010.5 1012.3 999.4 DAY-HOUR 3-12 1-12 28- 9 29-12 13-12 5- 9 6- 0 13-12 17-12 16-12 23- 0 19- 0 1982 1006.3 1005.0 1006.0 1007.4 1010.5 1010.8 1004.4 1003.5 1013.8 1012.7 1012.5 1012.8 1003.5 DAY-HOUR 29- 3 14-12 3- 0 19-15 15-12 27-12 31- 9 1-12 16-12 20-12 6-12 28-12 1983 1000.4 1006.9 1005.4 1010.4 1009.8 1007.6 1004.0 1006.9 1011.7 1010.0 1014.6 1006.9 1000.4 DAY-HOUR 25- 0 18- 9 6- 0 23-21 29-12 22-15 27-15 4-12 8-12 4-12 12-12 12- 9 1984 1012.9 1008.2 1006.3 1007.3 1003.1 1007.6 1007.1 1006.9 1012.3 1009.4 1008.1 1010.3 1003.1 DAY-HOUR 14-12 8-12 15-12 10-12 29-12 21-12 15-12 8-12 8-12 18- 9 12- 9 7-12 1985 1009.8 998.9 1001.4 1008.0 1008.6 1006.1 1008.0 1010.4 1011.5 1011.9 1017.8 1005.5 998.9 DAY-HOUR 2-18 26-21 24-15 15-12 4-12 20-12 27-12 6-12 7-12 28-12 9-12 19- 9 1986 1005.1 1011.7 1011.5 1010.4 1006.5 1006.5 1008.7 1009.7 1013.7 1013.3 1010.9 1005.2 1005.1 DAY-HOUR 20- 9 16- 3 10- 0 11-12 11- 0 18-15 20-12 6-15 26-12 5-12 8-12 20-21 1987 1009.2 1004.3 999.5 1004.1 1009.1 1010.7 1004.9 1008.4 1010.3 1013.8 1010.7 1007.9 999.5 DAY-HOUR 27- 9 10-21 14-12 19-21 23-12 13-12 3-12 15-12 6-12 4-12 7-12 24- 9 1988 1006.1 1009.8 1002.4 1008.3 1006.4 1000.3 1006.6 1006.5 1010.0 1012.0 1010.7 1001.5 1000.3 DAY-HOUR 29-12 2-12 5- 0 30-12 28-21 23-15 1-12 29-12 5-12 30-21 20- 9 27-18 1989 1007.5 1008.6 999.9 1008.1 1010.0 1007.9 1008.0 1005.9 1008.2 1009.5 1013.8 1005.9 999.9 DAY-HOUR 17-12 23- 6 30- 9 29-12 8- 0 10-15 6-15 1-12 13-12 2-12 20-12 5-12 1990 1012.0 1002.4 1009.4 1004.9 1000.0 1006.0 1008.4 1008.5 1010.8 1013.1 1010.7 1010.5 1000.0 DAY-HOUR 23-12 16- 3 14-15 15-15 13- 9 27-12 30-12 7-12 1-15 31-21 1-12 25-12 1991 1009.7 1010.4 1001.9 1005.2 1002.6 1005.9 1003.0 1007.6 1010.1 1016.5 1012.7 1007.3 1001.9 DAY-HOUR 5- 3 4-21 7- 6 5- 0 23- 9 11-15 8-12 11-12 3-12 4-12 5-12 26- 0 1992 1006.2 1005.0 1003.7 1006.2 1008.7 1004.2 1007.9 1009.8 1012.2 1013.5 1006.8 1011.8 1003.7 DAY-HOUR 3- 3 11-12 31- 6 15-12 10-15 19-12 24-12 1-12 17-15 24-12 26-12 28- 9 1993 1007.6 1010.1 1004.0 1007.1 1009.7 1007.4 1009.5 1009.8 1010.3 1012.9 1005.9 1013.6 1004.0 DAY-HOUR 9-12 3-12 22- 0 21- 0 14-12 19-12 24-12 12-12 14-12 1-15 14- 9 5-12 1994 1005.7 1002.8 1005.5 1004.4 1006.9 1005.2 1007.2 1006.1 1014.7 1014.5 1004.8 1003.5 1002.8 DAY-HOUR 17- 0 1-12 12-21 2-12 1-12 22-12 7-12 2-12 1-12 14-12 26- 6 4- 9 1995 1011.8 1008.3 1002.2 1010.8 1009.3 1003.2 1002.1 1007.2 1008.0 1012.8 1003.3 1015.8 1002.1 DAY-HOUR 1-12 5-12 26-12 16- 0 7-12 30-15 1-12 23-12 19-12 11-12 26- 0 25-12 1996 1009.7 1004.0 1005.3 1006.5 1011.8 1007.2 1008.4 1007.3 1005.0 1007.4 1017.6 1012.7 1004.0 DAY-HOUR 7- 0 5-15 26- 9 10-12 29-15 5-12 6-12 8-12 9-12 27-12 29- 9 25- 0 1997 1006.9 1005.1 1003.2 1002.6 1003.6 1006.9 1004.2 1007.6 1006.6 1013.7 1016.2 1008.6 1002.6 DAY-HOUR 31-21 1- 0 25-12 10- 0 5- 0 23-15 16-12 5-12 2-12 3-12 5- 9 10-12 1998 997.3 1002.8 1001.6 1006.2 1003.7 1010.3 1000.8 1010.2 1009.5 1008.3 1013.6 1011.6 997.3 DAY-HOUR 13-18 14- 0 19- 0 21-12 30- 9 24-12 6-12 5-12 6-12 2-12 1-12 21- 9 1999 1012.2 1000.9 1007.2 1007.9 1003.9 999.8 1006.4 1008.2 1009.5 1013.9 1010.3 1012.9 999.8 DAY-HOUR 9-12 21- 0 21-12 9- 3 14-15 25-15 12-12 6-12 13-12 31-12 26-12 14-12 2000 1005.7 1004.9 1006.9 1008.9 1005.1 1006.0 1007.6 1007.6 1008.0 1014.4 1016.5 1009.2 1004.9 DAY-HOUR 21- 0 7-12 9-12 23-12 27-12 24-15 10-12 3-12 1-12 1-12 6-21 16- 0 2001 1015.2 1000.8 1004.7 1005.4 1003.6 1004.6 1005.2 1004.3 1008.0 1012.0 1008.1 1012.7 1000.8 DAY-HOUR 1-12 21-18 25-12 13- 0 30-12 18-12 18-12 31-12 5-12 31-12 17-12 5-12 2002 1007.8 1007.2 1004.8 999.2 1007.6 1001.8 1006.2 1005.3 1012.8 1012.9 1011.4 1005.3 999.2 DAY-HOUR 8-12 25-15 28-21 4- 0 12-12 21-12 25-12 17-12 10-12 21-12 12-12 22- 0 2003 1003.1 1000.4 1002.8 1010.5 1009.2 1006.8 1006.3 1009.8 1008.7 1009.8 1010.4 1011.4 1000.4 DAY-HOUR 29- 0 20-21 26-21 27-12 30-12 30-15 8-12 1- 0 7-12 27-12 14-12 6-21 2004 1003.7 1002.9 1007.0 997.4 1000.8 1007.5 1006.3 1005.3 1010.7 1013.9 1006.2 1011.5 997.4 DAY-HOUR 27-21 15-21 31-12 17-15 14-12 17-15 10-12 12-15 11-12 3-12 24- 0 10- 0 2005 1000.8 1006.0 1002.2 1009.4 1002.0 1003.2 1003.8 1005.4 1009.7 1012.0 1013.0 1008.2 1000.8 DAY-HOUR 23-12 2- 9 24-12 27-15 6-12 21-12 6-12 7-12 5-12 20-15 9- 9 26-12 1951-2005 996.4 993.8 994.0 997.4 998.8 997.7 997.8 998.2 1000.4 996.6 998.3 1000.8 993.8 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1003.1 1001.7 1000.3 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.6 1025.7 ****** 1954 1016.5 1018.7 1020.6 1012.6 1009.7 1007.0 1002.0 1006.9 1013.3 1018.8 1024.1 1025.0 1014.6 1955 1024.7 1017.5 1016.8 1016.2 1012.7 1007.2 1002.5 1005.3 1012.6 1019.8 1020.5 1019.6 1014.6 1956 1023.0 1020.0 1016.5 1013.6 1010.3 1008.9 1003.4 1008.2 1013.1 1019.9 1021.7 1026.2 1015.4 1957 1023.3 1023.5 1016.8 1017.6 1011.0 1009.5 1005.9 1008.2 1013.5 1020.2 1023.2 1022.4 1016.3 1958 1020.3 1020.1 1014.1 1013.4 1014.2 1005.6 1002.4 1007.7 1011.5 1019.7 1027.7 1021.1 1014.8 1959 1021.4 1019.8 1019.0 1013.5 1010.2 1007.1 1003.2 1003.2 1008.3 1017.1 1023.0 1027.2 1014.4 1960 1021.9 1020.0 1018.1 1014.6 1012.8 1006.0 1004.5 1005.0 1013.2 1018.2 1021.9 1024.5 1015.1 1961 1023.1 1021.9 1015.6 1013.9 1008.9 1006.3 1002.5 1006.4 1009.8 1021.1 1019.5 1018.6 1014.0 1962 1022.9 1017.3 1013.8 1012.9 1010.9 1007.5 1003.6 1008.4 1014.8 1018.8 1027.1 1021.0 1014.9 1963 1019.8 1017.6 1014.0 1009.6 1007.2 1006.0 1003.4 1006.3 1012.3 1017.4 1020.7 1022.5 1013.1 1964 1027.1 1019.2 1015.1 1011.1 1010.6 1004.7 1002.7 1004.0 1012.2 1021.4 1019.9 1028.0 1014.7 1965 1021.6 1016.9 1018.6 1010.7 1010.3 1006.2 1003.1 1007.9 1013.6 1015.9 1019.0 1019.9 1013.6 1966 1019.5 1016.0 1013.9 1012.1 1011.7 1005.0 1003.3 1004.3 1011.7 1018.8 1026.7 1019.6 1013.5 1967 1023.6 1019.9 1013.3 1011.7 1011.2 1006.6 1002.9 1004.9 1010.1 1018.9 1018.3 1019.2 1013.4 1968 1016.6 1020.6 1015.4 1015.2 1012.1 1006.1 1005.1 1005.1 1011.4 1018.1 1021.3 1020.4 1013.9 1969 1023.9 1025.0 1015.3 1013.9 1011.7 1005.9 1004.4 1007.8 1013.2 1017.0 1022.8 1020.3 1015.1 1970 1022.2 1017.9 1017.7 1014.9 1007.8 1006.2 1003.1 1003.8 1011.8 1017.0 1020.4 1023.4 1013.8 1971 1026.8 1015.8 1016.3 1012.5 1009.1 1003.4 1003.1 1005.9 1013.3 1018.7 1019.6 1018.9 1013.6 1972 1027.5 1029.8 1019.7 1013.3 1010.3 1007.0 1004.8 1010.0 1013.2 1018.6 1021.1 1027.1 1016.9 1973 1025.7 1017.5 1018.2 1010.9 1011.1 1005.5 1002.6 1007.2 1014.7 1018.6 1020.0 1024.8 1014.7 1974 1024.2 1026.8 1022.0 1011.8 1010.5 1006.0 1004.0 1007.8 1013.3 1021.1 1022.6 1022.3 1016.0 1975 1023.6 1019.4 1016.6 1015.5 1010.3 1005.3 1002.4 1005.8 1012.4 1018.3 1024.1 1023.9 1014.8 1976 1018.0 1021.7 1018.9 1014.3 1010.6 1007.4 1002.3 1005.3 1012.0 1017.6 1026.5 1024.7 1014.9 1977 1026.7 1023.5 1019.0 1011.3 1011.0 1003.7 1002.4 1006.4 1013.8 1019.0 1020.5 1022.1 1015.0 1978 1023.3 1022.2 1017.0 1010.1 1010.0 1005.8 1004.9 1007.0 1011.2 1019.3 1024.7 1020.1 1014.6 1979 1024.2 1018.0 1017.6 1013.0 1014.2 1009.2 1004.7 1007.1 1014.6 1017.1 1024.6 1020.1 1015.4 1980 1022.4 1022.6 1016.8 1010.5 1010.5 1006.6 1004.2 1007.4 1012.8 1017.4 1019.8 1020.4 1014.3 1981 1020.3 1018.2 1014.0 1012.7 1011.2 1007.6 1004.1 1007.4 1014.5 1021.3 1019.3 1021.1 1014.3 1982 1022.1 1019.7 1017.0 1013.5 1014.5 1008.1 1003.9 1007.8 1015.0 1018.3 1023.8 1024.4 1015.7 1983 1022.0 1018.4 1018.4 1013.9 1010.8 1007.8 1002.9 1005.3 1012.4 1019.7 1021.2 1024.4 1014.8 1984 1022.3 1028.0 1016.7 1011.7 1009.9 1006.6 1002.6 1003.7 1014.0 1020.3 1020.6 1028.9 1015.4 1985 1021.5 1012.8 1022.1 1012.4 1011.1 1004.5 1004.6 1008.9 1012.7 1019.1 1022.5 1021.9 1014.5 1986 1021.4 1019.9 1022.0 1016.7 1010.9 1005.0 1005.8 1009.0 1014.3 1019.1 1021.9 1022.4 1015.7 1987 1022.1 1021.7 1014.0 1015.8 1012.3 1008.9 1006.5 1006.6 1014.4 1024.7 1023.5 1022.1 1016.1 1988 1022.7 1022.1 1014.3 1015.2 1012.5 1004.6 1003.5 1006.7 1013.5 1019.8 1020.0 1019.4 1014.5 1989 1024.7 1026.9 1016.1 1016.7 1014.2 1006.5 1004.9 1006.9 1012.0 1018.3 1022.3 1020.5 1015.8 1990 1024.9 1019.9 1020.9 1013.0 1011.0 1004.5 1005.1 1007.7 1011.4 1019.4 1021.4 1025.0 1015.4 1991 1023.6 1023.8 1019.4 1014.3 1010.0 1007.6 1004.0 1007.3 1013.7 1019.7 1023.7 1020.1 1015.6 1992 1023.0 1017.5 1020.1 1014.2 1015.3 1006.9 1005.5 1010.3 1014.9 1019.1 1021.1 1022.1 1015.8 1993 1024.2 1023.1 1019.3 1014.3 1012.8 1007.6 1005.9 1009.3 1012.3 1023.9 1023.8 1025.2 1016.8 1994 1022.2 1021.5 1017.7 1016.6 1011.1 1005.0 1003.5 1005.4 1018.1 1021.6 1017.8 1024.0 1015.4 1995 1023.4 1021.6 1018.8 1013.1 1013.2 1006.0 1001.8 1005.7 1011.9 1020.2 1018.8 1025.8 1015.0 1996 1026.0 1021.4 1018.0 1016.7 1013.1 1007.2 1004.9 1007.3 1007.7 1017.1 1025.0 1022.6 1015.6 1997 1019.9 1020.9 1014.6 1011.0 1011.7 1004.1 1001.3 1005.8 1012.7 1015.1 1022.3 1020.5 1013.3 1998 1019.6 1021.3 1015.6 1011.7 1012.0 1007.4 1002.5 1006.5 1010.8 1018.4 1020.2 1023.5 1014.1 1999 1021.8 1016.2 1016.8 1015.0 1011.0 1004.7 1003.1 1004.1 1010.4 1015.8 1020.4 1023.7 1013.6 2000 1019.5 1019.5 1016.0 1010.1 1007.5 1005.8 1004.2 1005.7 1009.6 1018.6 1024.0 1021.3 1013.5 2001 1025.4 1020.1 1016.1 1012.0 1007.1 1004.8 1005.1 1007.2 1012.4 1018.3 1019.3 1023.3 1014.2 2002 1022.5 1020.3 1016.1 1011.7 1011.1 1005.0 1005.8 1005.3 1012.8 1016.2 1022.2 1024.2 1014.4 2003 1022.8 1017.2 1017.1 1015.2 1013.9 1007.1 1002.9 1007.1 1012.3 1015.6 1022.5 1025.2 1014.9 2004 1018.0 1018.0 1020.2 1015.3 1008.3 1006.6 1005.5 1006.0 1014.1 1020.6 1018.8 1022.6 1014.5 2005 1021.1 1021.2 1014.2 1016.6 1011.7 1006.0 1004.1 1006.5 1011.3 1019.1 1022.8 1023.6 1014.8 MEAN 1022.5 1020.4 1017.2 1013.3 1011.0 1006.2 1003.8 1006.6 1012.6 1018.9 1022.0 1022.8 1014.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1010.5 1026.5 1007.1 ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** 13-18 20- 9 29- 3 **-** **-** **-** **-** **-** **-** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1042.0 1036.9 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 9-18 23- 0 1954 1031.1 1038.2 1038.1 1024.7 1022.6 1014.0 1006.8 1014.0 1022.5 1026.5 1045.2 1041.2 1045.2 DAY-HOUR 18- 6 22- 9 6- 6 29-18 1- 6 21- 3 12- 6 19- 3 24- 3 12- 3 26-18 16- 6 1955 1036.0 1029.6 1028.4 1030.0 1024.0 1015.4 1010.4 1016.8 1023.6 1028.8 1036.7 1038.0 1038.0 DAY-HOUR 9-18 9- 6 22-18 12-18 27- 6 2- 3 10- 6 21- 3 22- 3 13- 6 12- 6 2-15 1956 1042.3 1030.6 1026.2 1031.0 1018.7 1016.7 1012.0 1016.5 1028.5 1031.8 1037.5 1037.0 1042.3 DAY-HOUR 4-12 19- 6 2- 6 2- 3 23- 6 12- 3 25- 3 30- 3 29- 6 25-15 13- 6 17- 6 1957 1034.0 1033.3 1049.5 1030.0 1018.7 1015.5 1019.4 1017.6 1018.1 1036.1 1039.0 1039.0 1049.5 DAY-HOUR 4- 6 8- 6 27- 0 22-18 12- 3 21- 6 6- 3 31-21 16- 3 12-15 19-18 23- 6 1958 1029.5 1032.2 1028.4 1026.5 1021.7 1012.8 1013.1 1015.0 1021.0 1032.2 1037.5 1032.2 1037.5 DAY-HOUR 20-18 13- 3 28- 6 23-18 13-18 23- 3 16- 3 25- 6 21- 3 31-15 23- 3 5-18 1959 1031.1 1032.6 1029.7 1025.0 1021.8 1044.2 1010.1 1010.4 1018.0 1032.8 1035.1 1037.5 1044.2 DAY-HOUR 5- 6 11- 6 15- 9 3-18 5- 3 21-18 16- 3 27- 6 24- 6 20-15 22- 6 28- 6 1960 1032.0 1046.1 1030.5 1039.0 1023.6 1014.2 1013.0 1010.4 1019.5 1027.5 1035.3 1036.0 1046.1 DAY-HOUR 19- 6 22-18 20-18 8- 3 5-21 7- 6 16- 6 31- 3 21- 3 31- 6 26-15 5- 6 1961 1036.3 1033.4 1034.1 1028.1 1021.9 1017.4 1008.2 1012.7 1019.1 1034.8 1031.5 1030.0 1036.3 DAY-HOUR 10-15 22- 6 4- 6 17-18 14-21 9- 0 24- 6 9-18 25- 3 25- 6 29- 6 3- 3 1962 1037.3 1033.2 1028.8 1029.1 1018.1 1016.2 1010.4 1018.4 1031.4 1029.8 1040.5 1033.6 1040.5 DAY-HOUR 24- 6 11-18 6-15 19-15 14-18 19- 3 30- 6 27- 3 25-15 12- 6 23- 3 4- 6 1963 1031.1 1030.5 1026.5 1024.5 1016.8 1015.1 1009.3 1013.4 1027.4 1030.4 1033.6 1044.2 1044.2 DAY-HOUR 6- 6 7- 6 7-18 2-18 14-18 13- 3 10- 3 6- 0 24- 6 18-18 27- 3 26-18 1964 1044.9 1032.5 1027.4 1025.8 1022.2 1013.1 1011.4 1013.0 1022.6 1033.4 1036.8 1042.8 1044.9 DAY-HOUR 30-15 28- 6 8-18 24-18 3- 0 4-18 27- 6 22- 3 18- 3 30- 3 30- 6 28- 3 1965 1034.0 1031.3 1034.9 1025.0 1027.0 1014.3 1009.6 1018.0 1023.0 1031.8 1029.1 1028.9 1034.9 DAY-HOUR 1- 3 1- 6 15- 6 9- 6 21- 0 3- 6 25- 6 9- 6 30- 6 29- 6 20- 6 4- 3 1966 1030.6 1026.9 1026.1 1025.6 1021.1 1012.4 1028.6 1009.5 1019.5 1031.6 1038.3 1038.5 1038.5 DAY-HOUR 1- 6 23- 6 3- 3 5-18 18- 6 3- 6 26-21 16- 3 16- 3 17-18 23- 6 30- 6 1967 1038.7 1036.3 1032.5 1024.1 1023.0 1018.9 1011.4 1012.0 1021.9 1029.1 1027.4 1029.7 1038.7 DAY-HOUR 6- 6 3-18 1- 6 13- 6 3- 0 7- 3 15- 6 25- 3 26- 3 15- 3 9-21 27-15 1968 1031.3 1034.5 1031.8 1028.8 1020.3 1018.4 1014.8 1015.6 1022.2 1031.6 1034.7 1035.1 1035.1 DAY-HOUR 19-15 7- 6 27- 3 1- 3 8- 6 1- 6 13-18 30- 3 19- 3 28- 0 22- 6 23- 6 1969 1041.8 1037.0 1031.7 1024.8 1022.9 1018.0 1010.0 1015.5 1029.7 1026.9 1034.3 1028.7 1041.8 DAY-HOUR 6-18 11- 6 12- 6 4- 6 22- 3 2- 3 31-18 31- 6 14- 6 14-18 23- 6 12- 3 1970 1035.9 1027.8 1027.8 1026.1 1019.4 1021.5 1008.9 1012.1 1020.8 1027.2 1037.2 1040.6 1040.6 DAY-HOUR 14- 6 16-18 13- 6 22-18 9-21 11- 9 8- 3 30- 3 18- 6 12- 3 14-18 16- 3 1971 1039.7 1027.8 1029.9 1029.8 1018.4 1011.2 1007.5 1011.4 1020.2 1029.8 1030.8 1040.7 1040.7 DAY-HOUR 9- 6 1-15 7- 3 9-18 2- 6 18- 3 4- 6 2- 6 23- 3 11- 6 20- 6 31-21 1972 1041.4 1046.9 1036.0 1026.2 1023.8 1016.7 1009.2 1018.0 1022.1 1027.6 1033.2 1039.8 1046.9 DAY-HOUR 31-18 1-18 20-18 16- 6 23-18 18- 3 15- 6 25- 6 17-15 26- 3 9- 6 27- 3 1973 1046.3 1036.9 1034.1 1023.6 1024.5 1014.1 1009.5 1013.2 1031.3 1029.1 1032.8 1039.9 1046.3 DAY-HOUR 26- 6 7- 6 10- 3 11- 3 8- 3 3- 6 1- 6 31- 6 30- 6 22-15 20-18 26-18 1974 1038.8 1039.2 1035.1 1024.6 1018.4 1011.6 1010.9 1015.7 1020.8 1031.2 1034.4 1036.5 1039.2 DAY-HOUR 5-18 4- 6 7- 3 26- 3 3- 3 5- 3 31-18 26- 6 24- 6 15- 3 18- 3 3- 6 1975 1044.5 1030.0 1030.6 1028.5 1020.6 1011.9 1007.9 1017.7 1022.8 1032.4 1040.4 1038.5 1044.5 DAY-HOUR 15- 6 14- 3 5- 3 2-18 4-21 17- 6 29- 3 18- 3 19- 6 20-18 15- 6 5- 3 1976 1030.7 1039.3 1032.3 1027.9 1019.3 1013.9 1012.4 1011.5 1022.9 1037.3 1042.1 1036.7 1042.1 DAY-HOUR 1- 6 21- 6 27- 6 3-18 2- 3 14-18 22-21 27- 3 11- 6 31-18 14- 3 21-18 1977 1039.2 1033.1 1036.4 1024.4 1017.5 1011.5 1007.9 1015.1 1027.2 1037.3 1030.2 1038.9 1039.2 DAY-HOUR 6- 6 3- 3 10- 6 1- 6 1- 6 6- 3 1-21 20- 6 30-21 23-15 27- 6 13-18 1978 1041.6 1038.9 1029.0 1025.6 1024.4 1021.5 1013.1 1014.9 1022.4 1029.2 1035.5 1042.0 1042.0 DAY-HOUR 13-18 6- 6 19-21 12- 6 3- 6 8-18 8- 3 21- 6 28- 6 11- 3 27- 6 24- 6 1979 1042.0 1028.6 1034.6 1027.2 1024.9 1020.7 1011.1 1016.7 1025.0 1030.1 1036.5 1033.1 1042.0 DAY-HOUR 18- 6 13-15 6- 9 27-15 25- 3 11- 3 4- 3 29- 3 23- 0 9-18 13- 6 23- 6 1980 1035.0 1037.1 1028.8 1025.0 1019.0 1019.1 1011.7 1020.1 1022.7 1025.7 1029.5 1030.9 1037.1 DAY-HOUR 31-21 1-15 28- 6 2- 6 16-18 1-18 18- 6 30-18 26- 6 31- 3 5- 6 17- 6 1981 1032.6 1027.5 1028.1 1026.2 1023.8 1017.1 1011.2 1012.9 1025.8 1031.4 1030.3 1031.4 1032.6 DAY-HOUR 9- 6 4- 3 8- 6 10-18 22- 6 1- 6 30- 3 31- 6 23-18 25- 3 16- 3 1-18 1982 1037.4 1034.7 1026.2 1032.0 1028.0 1018.0 1011.5 1018.3 1025.3 1034.4 1033.3 1041.1 1041.1 DAY-HOUR 19- 6 11-15 16- 3 4- 6 11- 0 7- 6 8- 3 16- 6 21- 3 25-15 18- 6 10- 6 1983 1039.8 1029.7 1029.5 1023.4 1021.0 1022.2 1012.0 1011.4 1021.5 1028.6 1042.3 1036.9 1042.3 DAY-HOUR 8-18 10- 6 14-18 29-21 19- 3 1- 6 1- 6 8- 6 28- 6 29- 3 26- 6 4- 6 1984 1033.5 1042.2 1029.5 1022.4 1018.7 1012.5 1008.2 1010.6 1021.0 1033.9 1035.4 1041.5 1042.2 DAY-HOUR 4-18 23- 3 4- 6 14- 6 12- 3 17- 6 1- 0 31- 3 22- 3 22- 3 30-18 20-21 1985 1032.1 1031.2 1042.4 1032.6 1022.2 1012.0 1010.0 1016.4 1024.9 1033.3 1031.9 1034.6 1042.4 DAY-HOUR 18- 6 24-15 5- 3 17- 6 12-18 10- 3 6-12 31- 3 22- 6 31-15 1- 3 9- 3 1986 1035.8 1028.4 1033.0 1028.5 1023.3 1013.1 1010.9 1014.0 1025.4 1031.1 1037.3 1039.3 1039.3 DAY-HOUR 28- 6 14- 3 3- 6 5- 6 18-18 2-18 22- 3 9- 6 30-18 15- 6 21-18 11- 6 1987 1040.0 1034.9 1030.0 1029.0 1024.7 1015.6 1015.0 1013.3 1027.5 1039.3 1041.7 1041.2 1041.7 DAY-HOUR 21- 6 1- 6 23- 6 6-18 1- 6 21- 6 11- 6 8- 3 24- 6 28-15 30- 6 1- 6 1988 1039.7 1044.1 1026.3 1034.1 1028.0 1016.4 1010.3 1013.9 1025.3 1031.3 1032.1 1033.7 1044.1 DAY-HOUR 3- 6 6-15 17-18 9- 6 5- 6 1- 6 24- 3 21-18 25- 3 16-18 6- 6 29-18 1989 1037.2 1037.9 1026.1 1025.6 1026.8 1014.4 1009.0 1015.8 1027.6 1031.8 1032.3 1027.8 1037.9 DAY-HOUR 27- 9 4- 3 8- 6 9- 6 1- 6 2- 3 23- 3 20- 3 23- 6 24- 6 8- 6 29- 6 1990 1036.2 1034.8 1039.0 1026.6 1025.6 1014.0 1010.0 1014.9 1018.1 1038.2 1035.6 1039.0 1039.0 DAY-HOUR 26-21 8- 6 17- 6 3-18 15-18 8- 3 15- 6 31- 6 24- 3 15-18 14- 6 29- 6 1991 1034.8 1038.8 1031.5 1025.4 1018.9 1018.8 1010.2 1015.5 1024.3 1026.9 1031.0 1034.8 1038.8 DAY-HOUR 12- 6 14- 3 12- 6 15- 6 4-18 24- 6 12- 3 22- 3 27- 6 14- 3 23- 3 17- 6 1992 1040.1 1031.2 1035.2 1023.4 1029.2 1017.5 1012.9 1022.6 1026.2 1030.0 1035.5 1032.8 1040.1 DAY-HOUR 10- 6 16-18 12-15 30-18 2-18 6-18 14- 6 31-18 30- 6 16- 6 4-18 29- 6 1993 1038.3 1033.6 1032.9 1027.1 1029.7 1020.0 1012.8 1015.1 1025.1 1032.5 1036.6 1033.4 1038.3 DAY-HOUR 6- 6 9-18 17- 6 24-18 9-18 23- 3 29- 6 26- 6 23- 6 8- 3 25-18 6-21 1994 1037.5 1038.9 1032.0 1036.3 1022.3 1011.7 1009.9 1011.8 1026.6 1030.8 1028.0 1039.6 1039.6 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 24- 6 7- 6 8- 6 1995 1038.1 1032.6 1029.7 1022.7 1023.2 1015.6 1007.7 1016.6 1024.1 1039.8 1034.2 1038.1 1039.8 DAY-HOUR 7- 6 17-18 3-18 7- 6 26-18 1- 6 25- 3 25- 6 22- 9 18- 3 28- 6 11- 3 1996 1043.2 1034.0 1027.2 1030.7 1022.7 1016.6 1014.7 1023.4 1022.1 1032.9 1039.6 1036.6 1043.2 DAY-HOUR 10-18 27- 6 20- 6 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2- 6 18-18 8- 3 1997 1033.4 1031.9 1034.4 1023.5 1021.6 1012.9 1007.5 1014.0 1023.8 1025.3 1039.2 1033.9 1039.2 DAY-HOUR 19-18 8- 3 11- 6 13-18 6-18 4-21 22- 3 24- 6 8- 6 8-18 7-18 28-18 1998 1031.3 1038.4 1031.1 1024.1 1027.1 1013.4 1008.5 1011.6 1021.6 1037.5 1032.1 1035.8 1038.4 DAY-HOUR 4- 6 23- 6 26-18 1-18 3- 6 5- 3 19-18 19- 6 13- 3 9-18 21- 6 29-15 1999 1040.3 1028.9 1028.4 1031.1 1020.7 1016.7 1010.2 1011.4 1020.6 1027.1 1036.1 1037.5 1040.3 DAY-HOUR 2- 6 12- 6 19- 3 23- 6 9- 6 17- 3 13- 9 19- 6 29- 3 26- 6 30-18 1- 6 2000 1032.2 1032.4 1030.2 1023.2 1018.9 1017.2 1011.0 1014.0 1020.4 1029.9 1038.6 1033.0 1038.6 DAY-HOUR 31- 3 29-18 27- 6 3- 6 5- 6 13-18 25-18 18- 6 26- 3 16- 6 17- 6 10- 6 2001 1037.7 1036.6 1032.5 1030.8 1016.0 1017.3 1011.5 1012.8 1024.9 1034.3 1033.6 1034.3 1037.7 DAY-HOUR 25-18 10- 6 11-15 1-18 19- 3 2- 3 29-18 6- 6 22- 3 27-18 20- 6 3-18 2002 1033.1 1037.6 1038.8 1025.8 1022.9 1014.2 1014.3 1015.3 1019.7 1025.0 1034.9 1046.4 1046.4 DAY-HOUR 17- 6 19- 6 11- 3 1- 3 17- 6 25- 3 3- 3 31- 3 30- 3 23- 6 18- 6 3-18 2003 1032.3 1030.1 1035.2 1026.8 1031.5 1020.7 1009.7 1012.2 1025.7 1025.9 1036.3 1043.4 1043.4 DAY-HOUR 19- 6 13- 6 3- 6 18-18 1-18 7- 3 4- 3 30- 3 27- 3 16- 3 23- 6 12-18 2004 1030.5 1026.0 1038.2 1027.4 1021.2 1018.5 1012.8 1013.5 1021.4 1032.7 1031.2 1038.4 1038.4 DAY-HOUR 1- 6 8-18 9- 6 6- 6 22- 6 14- 3 6- 3 7- 6 21- 3 15- 6 29- 6 3-15 2005 1032.4 1035.2 1029.6 1036.6 1021.7 1013.3 1009.7 1015.9 1018.6 1032.0 1032.1 1041.2 1041.2 DAY-HOUR 8- 6 17- 3 26-18 6- 6 19- 3 5- 3 15- 6 27- 6 9- 6 24- 6 27- 6 30- 6 1951-2005 1046.3 1046.9 1049.5 1039.0 1031.5 1044.2 1028.6 1023.4 1031.4 1039.8 1045.2 1046.4 1049.5 YEAR-DAY 73-26 72- 1 57-27 60- 8 3- 1 59-21 66-26 96-30 62-25 95-18 54-26 2- 3 57-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 990.0 991.1 991.3 ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** 21-21 20- 3 7- 3 **-** **-** **-** **-** **-** **-** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1005.0 1011.9 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 20-12 21- 3 1954 1004.1 996.5 1001.0 1003.4 1000.4 1001.8 963.5 998.9 999.8 1007.8 963.0 1002.7 963.0 DAY-HOUR 11-21 8-21 25- 9 26-18 28-12 5-12 1-12 8-15 9-15 3-12 29-18 3- 3 1955 1002.1 999.5 1000.1 970.0 1000.0 999.2 994.4 995.0 1003.9 1010.8 1009.7 1006.4 970.0 DAY-HOUR 30-21 23-12 4- 0 20-21 2-12 10-12 4-21 6-12 2-12 7-12 24-12 9- 0 1956 1006.1 1003.8 1001.2 1003.0 1001.5 1000.0 996.0 1001.5 1002.6 1008.9 1005.5 1008.6 996.0 DAY-HOUR 31-12 29-12 18- 0 27- 9 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 11- 0 1957 1002.5 1006.6 1000.4 1000.0 1003.6 1002.2 995.7 996.0 1007.8 1005.8 1012.2 1001.3 995.7 DAY-HOUR 20- 0 27-12 7-12 4- 6 8-12 30- 9 12-15 8-12 29-12 9-12 18- 9 20-21 1958 1000.9 1002.4 1003.0 993.5 1002.2 999.2 988.5 1002.3 1001.2 1011.0 1007.2 1009.0 988.5 DAY-HOUR 30-21 1- 0 23- 9 20-12 1-12 8-15 9-15 1- 0 1-12 27-12 5- 6 9-21 1959 1011.5 1005.5 1007.0 1000.4 997.4 984.3 998.0 982.2 1000.0 1004.5 984.0 1015.8 982.2 DAY-HOUR 23-12 20-21 18- 9 7- 0 19-21 18- 9 27-12 29- 3 15-12 12-12 3-21 21- 0 1960 1013.5 1007.0 998.8 999.8 997.2 997.0 985.6 998.4 1002.8 1007.5 1005.7 965.0 965.0 DAY-HOUR 17-12 22-12 1-12 6-18 3- 0 21-15 5- 9 11-12 5-21 11-12 20- 0 27- 9 1961 1005.0 1008.1 1001.9 1002.0 994.0 990.7 996.2 999.5 999.8 1006.3 1006.3 1004.1 990.7 DAY-HOUR 22- 9 14- 0 31-12 30-12 30-12 6-12 12-12 7-12 1-12 17-12 23-12 22-12 1962 1006.6 997.5 994.0 1002.3 996.8 994.0 999.0 999.6 1003.2 1002.2 1014.6 1010.9 994.0 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 7-12 23-12 1963 1012.7 1004.4 1001.0 1000.8 997.0 999.6 999.2 999.0 1002.6 1010.3 1010.2 1005.1 997.0 DAY-HOUR 4-12 26- 0 25-21 12-12 3-15 16-15 5-15 2-12 3-12 23-12 1- 3 11- 9 1964 1001.0 1009.3 1004.5 995.7 1000.8 995.6 996.7 994.8 1004.5 997.3 994.4 1009.5 994.4 DAY-HOUR 19- 0 24-12 13- 9 7-12 12- 0 15-15 9-15 13-12 3-12 7-18 27-21 24-21 1965 1001.2 998.5 1000.3 995.6 999.4 996.3 993.4 1001.9 1006.3 995.1 1006.5 1009.4 993.4 DAY-HOUR 11- 9 23- 9 24- 0 20- 0 2-12 18-15 12-15 27- 9 17-12 25-12 9-12 15-12 1966 1007.2 999.2 991.1 1000.6 1003.7 995.4 996.4 993.7 1003.7 1006.6 1014.9 1003.7 991.1 DAY-HOUR 27-12 2-21 20- 9 14- 3 16-15 14- 9 16-15 2-18 11-12 1-12 30-21 12-12 1967 1008.0 1000.6 996.0 994.0 995.8 996.7 995.9 997.9 1000.1 1006.6 1009.2 1003.4 994.0 DAY-HOUR 21-12 25- 0 24-12 25-15 31-12 1- 0 9-15 4-12 18-15 13-12 25-12 23-12 1968 999.2 1010.7 993.0 995.8 1003.1 998.5 996.1 998.1 1003.4 1002.4 1013.9 1007.7 993.0 DAY-HOUR 16-21 21-12 6-18 24-12 18- 0 19-15 1-12 1-12 9-12 25-12 29-12 16- 0 1969 1007.5 1006.5 999.0 997.3 1000.5 996.9 999.7 997.3 1002.0 1005.7 1007.9 1009.0 996.9 DAY-HOUR 21- 0 9- 0 22-18 18- 0 25-15 24-12 17-21 8-12 10-12 29-12 9- 9 24-12 1970 1006.0 1003.2 1002.3 991.9 997.5 996.3 997.4 995.3 1002.7 1002.1 1011.1 1008.5 991.9 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-21 8-15 1-15 27-15 8-12 14-21 3-21 10- 0 1971 1005.3 997.6 1000.9 996.9 999.9 997.1 996.9 1000.5 1003.8 1003.4 1008.5 1007.6 996.9 DAY-HOUR 14- 0 14- 3 15-15 14-12 11-12 6-12 23-15 19-12 2-12 9- 9 18-12 14-12 1972 1013.0 1018.8 999.4 999.2 994.8 994.4 996.6 996.6 1004.0 1008.5 1007.8 1012.1 994.4 DAY-HOUR 14-12 15-12 18-12 25- 9 3-12 24-12 31-15 1- 0 14-12 30-12 7-12 16-21 1973 1002.4 994.9 1002.8 999.6 998.1 995.1 994.5 1000.6 1004.2 1009.0 1008.4 1010.8 994.5 DAY-HOUR 16- 9 23- 0 4- 0 9- 0 30-18 15-15 11-15 1-15 1-12 30- 9 3-12 7- 9 1974 1002.4 1014.1 1007.6 996.1 1001.3 1000.0 997.5 999.6 1000.4 1011.9 1011.4 1006.3 996.1 DAY-HOUR 25- 3 12-21 25- 0 20-12 27-15 3-12 4-15 22-12 3-12 29-12 24-12 23-12 1975 1009.5 1002.5 999.2 1003.6 1003.6 998.5 996.4 995.6 996.6 1002.6 1009.7 1002.9 995.6 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-15 5-15 15-12 10-12 4-12 29-12 23-12 1976 1006.4 1002.6 1003.4 1005.4 999.8 1001.0 996.5 1000.3 1004.4 1004.8 1011.6 1008.0 996.5 DAY-HOUR 7- 0 11- 0 22- 0 17-18 21-15 30-15 15-12 10-12 4-12 17- 9 28-12 11- 0 1977 1013.0 1007.0 1005.4 998.7 1001.6 994.7 996.3 993.8 1007.8 1003.7 1007.2 1010.3 993.8 DAY-HOUR 29- 0 25- 0 27-12 25-12 25-12 22-12 10-12 17-15 12-12 5-12 18- 9 22-12 1978 1004.6 1009.5 999.1 996.1 994.7 988.2 995.2 999.9 1004.0 1006.0 1007.6 1004.3 988.2 DAY-HOUR 21-12 18- 0 13-18 25-12 30-12 22-12 2-12 14-12 9-12 1- 0 1- 0 16-12 1979 1007.5 1004.8 1002.4 1004.0 999.3 995.9 997.3 1000.3 1006.7 1006.5 1002.9 1003.9 995.9 DAY-HOUR 7-12 11-15 27-15 11-12 17- 9 23-12 6-15 6-12 5-12 26-21 29-21 1- 9 1980 1007.5 1006.2 996.4 1000.0 1002.8 994.1 999.5 999.7 1002.2 1004.3 1009.8 1007.9 994.1 DAY-HOUR 7- 0 18-21 2-21 26-12 6- 0 17-12 3-12 20-12 21-12 4-21 15-12 12- 0 1981 1007.8 1006.6 993.8 997.8 997.6 995.6 998.6 1001.7 1004.2 1011.0 1007.1 1010.3 993.8 DAY-HOUR 3-15 1-12 28- 9 30-12 16-12 5- 9 6- 0 13-12 17-12 16-12 5-21 19- 0 1982 1004.9 1004.6 1000.5 1001.2 1004.1 1001.5 993.5 994.1 1007.5 1007.1 1010.3 1013.2 993.5 DAY-HOUR 29- 9 5- 9 19- 9 28-12 15-12 28-12 31-12 1-12 16-12 20-12 6-12 28-12 1983 997.6 1004.9 1000.5 1004.3 1003.4 998.7 994.5 998.0 1000.2 1003.8 1010.9 1004.7 994.5 DAY-HOUR 25- 0 18- 0 23- 3 24- 0 29-12 22-12 28-12 4-12 11-12 4-12 12- 9 12-12 1984 1013.2 1008.3 1002.0 1000.9 993.5 999.4 997.2 997.8 1005.0 1002.9 1004.0 1010.9 993.5 DAY-HOUR 2-12 8-21 13-12 10- 9 29-15 21-12 15-12 25-12 1-12 18- 9 12- 9 7-12 1985 1010.6 995.5 997.8 1000.4 1002.4 997.4 998.6 1002.3 1004.9 1007.5 1014.6 1002.6 995.5 DAY-HOUR 3- 0 6-12 24-15 25- 0 4-12 20-12 28-12 8-12 7-12 10-18 11- 0 19-18 1986 1004.5 1010.1 1011.1 1006.6 998.9 998.3 1000.0 1003.0 1007.1 1007.3 1007.5 1005.9 998.3 DAY-HOUR 20- 9 27-12 10-12 12- 9 11- 0 18-15 20-12 15- 0 26- 0 5-12 8-12 31- 3 1987 1007.0 1002.0 996.4 997.8 1001.3 1003.3 996.9 1000.0 1002.0 1009.4 1006.2 1004.0 996.4 DAY-HOUR 27-12 10-21 14-12 19-21 23-12 5- 9 3-12 15-12 6-12 4-12 7-12 24- 9 1988 1007.5 1007.8 1000.9 1003.3 997.8 990.8 998.2 999.5 1002.3 1008.8 1007.8 999.7 990.8 DAY-HOUR 29- 9 2-12 5-12 15-12 28-21 23-15 1-12 29-12 5-12 20-18 14-12 27-18 1989 1010.4 1009.8 997.8 1001.2 1002.3 1000.3 999.9 998.6 1001.2 1003.5 1012.2 1004.1 997.8 DAY-HOUR 3- 0 23- 0 30- 9 29-12 8- 0 10-15 6-15 1-15 13-12 2-12 15-21 5-12 1990 1013.2 1001.7 1006.0 1000.4 991.7 996.8 999.3 1000.2 1003.7 1009.6 1007.6 1014.8 991.7 DAY-HOUR 23-12 16- 3 14-15 30- 0 13- 9 27-12 30-21 7-12 1-21 26- 9 1-12 18- 9 1991 1010.9 1010.3 1000.9 999.5 997.4 998.0 993.2 999.4 1002.7 1012.5 1009.7 1007.9 993.2 DAY-HOUR 25-12 5- 0 7- 9 5- 0 23- 9 12-12 8-12 12-12 3-12 4-12 5-12 26- 0 1992 1007.1 1002.0 999.9 1001.8 1003.5 995.5 999.7 1001.3 1005.8 1009.5 1004.5 1013.4 995.5 DAY-HOUR 3- 3 25-12 31- 6 15-12 10-15 19-12 24-12 1- 9 25-18 24-12 26- 9 28- 3 1993 1011.3 1008.6 1002.6 1000.8 1003.7 998.6 1001.3 1002.8 1002.8 1007.0 1005.0 1013.8 998.6 DAY-HOUR 9-12 3-12 22- 0 21- 0 23-12 19-12 1-12 12-12 14-12 1-12 14- 9 5-12 1994 1006.6 1001.4 1001.7 1000.1 999.7 996.6 998.0 996.9 1008.1 1011.1 1003.0 1000.9 996.6 DAY-HOUR 17- 0 1-12 8- 0 2-12 6- 9 22-12 8- 0 2-12 1-12 15-12 26-12 4- 9 1995 1012.5 1005.9 998.3 1006.3 1001.6 993.1 992.1 998.0 1000.3 1007.1 1002.1 1017.6 992.1 DAY-HOUR 1-12 5-15 26-12 20- 0 7-12 30-21 16-12 23-12 20-12 4-12 26- 0 26- 0 1996 1007.8 1006.3 1001.1 1004.1 1005.0 998.2 999.5 998.4 994.3 1001.9 1014.2 1011.1 994.3 DAY-HOUR 7- 0 10-12 26- 9 13-12 24-21 5-15 28-12 8-12 9-12 27-12 2-12 29-21 1997 1006.2 1006.2 997.7 996.6 995.3 997.4 993.8 998.8 997.2 1005.7 1010.5 1006.1 993.8 DAY-HOUR 16-12 1- 0 25-12 10- 0 5- 0 23-15 16- 9 5-15 2-12 3-12 5- 9 11- 0 1998 997.9 1001.4 995.5 998.9 995.6 1000.9 989.6 999.8 1000.9 999.9 1008.6 1009.8 989.6 DAY-HOUR 13-18 8-12 19- 0 21-12 22-12 29-12 6-12 5-15 6-12 2-12 1-12 21- 9 1999 1010.8 995.9 1003.3 1003.4 996.5 990.4 997.5 998.0 1000.9 1007.7 1006.7 1011.0 990.4 DAY-HOUR 17-12 21- 0 21-12 14-15 14-15 25-12 12-12 6-12 16-12 18-21 1-15 14-12 2000 1004.3 1004.1 1000.5 1001.5 996.2 995.8 997.7 997.8 999.3 1009.0 1015.7 1009.3 995.8 DAY-HOUR 21- 0 7-12 25- 0 10-12 27-12 24-15 11-12 4- 0 1-12 1-12 6-18 16- 0 2001 1015.0 998.9 999.7 1001.0 996.1 996.4 997.6 995.4 998.7 1008.9 1004.7 1012.5 995.4 DAY-HOUR 1- 9 21-21 25-12 12-21 30-12 18-12 18-12 31-12 1- 0 6-21 19- 0 20-12 2002 1004.4 1004.9 997.6 995.9 1000.4 993.4 998.3 997.1 1006.5 1008.5 1008.8 1005.3 993.4 DAY-HOUR 8-12 27- 9 28-21 4- 0 12-12 21- 0 25-12 8-12 11-12 22- 9 12-12 22- 9 2003 1004.1 998.6 997.0 1003.9 1002.8 998.8 996.6 1000.8 1001.2 1003.8 1008.1 1010.4 996.6 DAY-HOUR 29- 0 20-21 26-21 27-12 30- 9 30-15 20-12 1- 0 7-12 27-12 14-12 7- 0 2004 1004.6 996.7 1001.4 992.8 993.5 1000.0 998.6 996.3 1003.7 1008.8 1001.3 1011.9 992.8 DAY-HOUR 27-21 15-21 31- 9 17-12 14-12 17-21 10-12 13-12 11-12 3-12 24- 0 10- 0 2005 1001.2 1004.3 999.4 1003.2 996.3 994.0 995.1 996.6 1002.3 1007.3 1011.3 1006.2 994.0 DAY-HOUR 23-12 2- 9 24-12 30-12 6-12 21-12 6-12 7-12 5-12 20-12 9- 9 26-12 1951-2005 997.6 994.9 991.1 970.0 991.1 984.3 963.5 982.2 994.3 995.1 963.0 965.0 963.0 YEAR-DAY 83-25 73-23 66-20 55-20 51-20 59-18 54- 1 59-29 96- 9 65-25 54-29 60-27 54-29 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1014.2 1015.5 1010.5 1006.2 1002.1 999.4 996.7 999.2 1004.2 1006.7 1012.6 1013.3 1006.7 1952 1014.1 1007.4 1008.9 1015.1 1011.8 1007.7 1004.9 1007.3 1015.4 1019.9 1024.7 1027.0 1013.7 1953 1021.4 1017.0 1017.8 1016.8 1010.8 1006.3 1004.7 1007.8 1013.9 1021.5 1024.6 1027.3 1015.8 1954 1018.2 1020.7 1022.5 1014.1 1011.1 1008.4 1003.6 1007.5 1013.4 1018.6 1024.7 1025.0 1015.7 1955 1024.6 1017.4 1016.6 1016.0 1012.3 1006.9 1002.0 1004.9 1012.2 1019.6 1020.2 1019.4 1014.3 1956 1022.8 1019.8 1016.2 1013.1 1009.8 1008.6 1002.9 1007.8 1012.8 1019.9 1021.7 1026.3 1015.1 1957 1023.4 1023.5 1016.7 1017.6 1010.8 1009.3 1006.1 1008.7 1014.0 1020.5 1023.7 1023.1 1016.5 1958 1021.4 1021.0 1014.8 1013.7 1014.7 1006.0 1003.0 1008.1 1012.1 1020.4 1028.9 1021.9 1015.5 1959 1022.4 1021.0 1020.0 1014.2 1010.9 1007.8 1004.0 1004.2 1009.1 1018.1 1024.4 1028.5 1015.4 1960 1023.1 1020.9 1019.5 1015.9 1013.8 1006.9 1005.4 1005.7 1014.1 1019.3 1023.2 1026.9 1016.2 1961 1024.5 1023.2 1016.9 1014.9 1009.8 1007.2 1003.2 1007.4 1010.9 1022.4 1020.7 1020.0 1015.1 1962 1024.4 1018.7 1015.0 1014.0 1011.8 1008.5 1004.3 1009.4 1015.9 1020.0 1028.4 1022.2 1016.1 1963 1021.1 1018.8 1015.3 1010.6 1008.0 1006.7 1004.1 1007.2 1013.3 1018.5 1022.0 1024.0 1014.1 1964 1028.6 1020.2 1016.3 1012.3 1011.6 1005.8 1003.5 1005.0 1013.4 1022.9 1021.3 1029.4 1015.9 1965 1022.9 1018.3 1020.0 1011.9 1011.4 1007.2 1004.0 1008.9 1014.7 1017.0 1020.3 1021.3 1014.8 1966 1021.0 1017.3 1015.2 1013.3 1012.9 1005.9 1004.0 1005.5 1012.7 1020.1 1028.2 1021.1 1014.8 1967 1025.0 1021.3 1014.7 1012.9 1012.3 1007.7 1003.8 1006.0 1011.2 1020.0 1019.6 1020.7 1014.6 1968 1017.7 1022.0 1017.0 1016.4 1013.1 1007.1 1006.1 1006.1 1012.6 1019.2 1022.6 1021.7 1015.1 1969 1025.4 1026.5 1016.6 1015.0 1012.7 1006.7 1005.2 1008.8 1014.3 1018.1 1024.2 1021.8 1016.3 1970 1023.6 1019.2 1019.0 1016.2 1008.8 1007.2 1004.0 1004.8 1012.9 1018.3 1021.7 1024.8 1015.0 1971 1028.3 1017.2 1017.6 1013.7 1010.2 1004.5 1004.0 1007.0 1014.5 1019.9 1020.9 1020.0 1014.8 1972 1028.9 1031.5 1020.9 1014.3 1011.3 1007.8 1005.8 1011.0 1014.4 1019.5 1022.1 1028.9 1018.0 1973 1027.5 1018.9 1019.6 1011.8 1011.9 1006.5 1003.5 1008.1 1015.6 1019.5 1021.3 1026.7 1015.9 1974 1026.1 1028.8 1023.5 1012.8 1011.3 1006.9 1004.9 1008.7 1014.2 1022.1 1023.7 1024.3 1017.3 1975 1025.5 1021.1 1017.9 1016.4 1011.2 1006.3 1003.3 1006.7 1013.4 1019.5 1025.6 1025.7 1016.0 1976 1019.8 1023.4 1020.6 1015.1 1011.3 1008.3 1003.2 1006.3 1012.9 1018.6 1028.2 1026.6 1016.2 1977 1028.5 1025.1 1020.0 1012.2 1011.9 1004.6 1003.3 1007.4 1014.7 1020.1 1021.5 1023.8 1016.1 1978 1025.4 1024.1 1018.2 1011.1 1010.8 1006.6 1005.8 1008.1 1012.2 1020.4 1026.3 1021.8 1015.9 1979 ****** ****** ****** ****** ****** 1010.1 1005.6 1008.1 1015.5 1018.0 1026.0 1021.8 ****** 1980 1024.5 1024.5 1018.1 1011.3 1011.3 1007.5 1005.1 1008.2 1013.6 1018.3 1020.7 1022.1 1015.4 1981 1022.1 1019.6 1014.9 1013.6 1011.9 1008.4 1004.7 1008.2 1015.4 1022.2 1020.5 1022.8 1015.4 1982 1023.6 1021.7 1018.7 1014.2 1014.7 1009.2 1005.1 1008.5 1015.8 1019.1 1025.7 1026.4 1016.9 1983 1023.8 1020.0 1019.9 1014.7 1011.4 1008.5 1003.5 1006.0 1013.2 1020.7 1022.2 1025.8 1015.8 1984 1024.4 1029.7 1017.7 1012.6 1010.8 1007.4 1003.4 1004.5 1014.9 1021.2 1021.6 1030.8 1016.6 1985 1023.5 1014.3 1023.6 1013.3 1011.8 1005.4 1005.3 1009.7 1013.6 1020.1 1023.7 1023.6 1015.7 1986 1023.2 1021.6 1023.8 1017.6 1011.7 1006.0 1006.5 1008.9 1014.1 1018.7 1021.8 1022.4 1016.3 1987 1022.1 1021.6 1013.9 1015.6 1012.1 1008.8 1006.4 1006.6 1014.2 1024.6 1023.5 1022.0 1015.9 1988 1022.6 1022.1 1014.2 1014.9 1012.2 1004.5 1003.3 1006.6 1013.2 1019.6 1019.9 1019.3 1014.4 1989 1024.8 1026.9 1016.0 1016.6 1014.1 1006.4 1004.9 1006.9 1011.9 1018.1 1022.2 1020.4 1015.8 1990 1024.9 1019.9 1020.8 1012.8 1010.9 1004.5 1005.1 1007.6 1011.3 1019.2 1021.3 1025.0 1015.3 1991 1023.5 1023.7 1019.2 1014.0 1009.7 1007.4 1004.0 1007.2 1013.5 1019.5 1023.6 1020.0 1015.4 1992 1022.9 1017.5 1020.0 1013.9 1014.9 1006.6 1005.1 1009.9 1014.6 1018.9 1020.9 1022.0 1015.6 1993 1024.2 1022.8 1019.3 1014.1 1012.3 1007.4 1005.8 1009.1 1012.1 1023.9 1023.7 1025.1 1016.7 1994 1022.1 1021.5 1017.5 1016.4 1010.9 1004.8 1003.5 1005.4 1018.0 1021.5 1017.6 1023.9 1015.3 1995 1023.3 1021.5 1018.6 1012.8 1012.8 1005.7 1001.5 1005.3 1011.6 1019.9 1018.7 1025.7 1014.8 1996 1026.1 1021.4 1017.9 1016.4 1012.9 1007.0 1005.4 1008.4 1008.8 1018.2 1026.2 1023.8 1016.0 1997 1021.0 1022.0 1015.7 1012.0 1012.6 1005.1 1002.4 1006.8 1013.7 1016.1 1023.4 1021.6 1014.4 1998 1020.7 1022.4 1016.7 1012.7 1013.0 1008.4 1003.5 1007.5 1011.8 1019.4 1021.3 1024.5 1015.2 1999 1023.0 1017.2 1017.9 1016.0 1012.0 1005.6 1004.1 1005.1 1011.4 1016.9 1021.5 1024.8 1014.6 2000 1020.6 1020.6 1017.1 1011.1 1008.5 1006.7 1005.2 1006.6 1010.6 1019.6 1025.3 1022.4 1014.5 2001 1026.6 1020.1 1016.0 1011.9 1007.1 1004.7 1005.1 1007.2 1012.4 1018.2 1019.2 1023.2 1014.3 2002 1022.5 1020.3 1016.1 1011.7 1011.1 1005.0 1005.8 1005.3 1012.8 1016.2 1022.2 1024.2 1014.4 2003 1022.8 1017.2 1017.1 1015.2 1013.9 1007.1 1002.9 1007.1 1012.2 1015.5 1022.5 1025.1 1014.9 2004 1018.0 1018.0 1020.1 1015.3 1008.3 1006.6 1005.5 1006.0 1014.1 1020.6 1018.8 1022.6 1014.5 2005 1021.0 1021.2 1014.2 1016.5 1011.6 1005.9 1004.1 1006.5 1011.3 1019.1 1022.8 1023.6 1014.8 MEAN 1023.1 1020.9 1017.6 1014.0 1011.4 1006.7 1004.2 1007.0 1013.1 1019.3 1022.6 1023.6 1015.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1030.0 1028.6 1027.5 1019.5 1014.4 1007.4 1005.7 1006.0 1013.2 1023.2 1027.2 1025.6 1030.0 DAY-HOUR 31- 3 13- 6 3- 6 12-12 1- 3 29- 3 5-12 27- 3 28- 3 31-18 2- 6 8- 6 1952 1027.5 1016.3 1026.5 1028.6 1044.5 1021.8 1017.7 1014.3 1023.8 1030.4 1042.6 1043.0 1044.5 DAY-HOUR 1- 6 8- 6 27-18 9- 3 21- 0 4- 3 15- 0 16-18 27- 3 31- 3 15-18 11-18 1953 1032.6 1031.9 1036.5 1029.6 1047.3 1017.4 1010.6 1014.6 1026.4 1042.4 1043.5 1035.3 1047.3 DAY-HOUR 2- 6 15- 6 28- 6 1- 6 16-15 5-18 21- 3 31- 3 21- 6 26-18 9-18 13-18 1954 1033.1 1041.5 1040.6 1026.0 1023.5 1014.5 1007.5 1013.7 1022.3 1026.5 1045.3 1041.7 1045.3 DAY-HOUR 18- 6 22- 6 6- 6 29-18 1- 6 21- 3 12- 6 19- 3 24- 3 12- 3 26-18 16- 6 1955 1035.9 1029.4 1028.1 1029.2 1024.1 1014.4 1009.8 1016.4 1022.8 1028.9 1035.7 1037.8 1037.8 DAY-HOUR 9-18 25- 6 22-18 12-18 27- 6 2- 3 10- 6 21- 3 30-18 13- 3 12-15 2-15 1956 1034.4 1030.5 1025.6 1030.7 1018.9 1016.5 1011.9 1015.8 1028.4 1040.7 1037.2 1037.2 1040.7 DAY-HOUR 22- 6 27- 6 20- 6 2- 3 23- 6 12- 3 27-18 30- 3 29- 6 12-21 13- 6 19- 6 1957 1033.4 1033.0 1031.7 1030.0 1018.6 1015.0 1019.2 1015.5 1019.4 1036.3 1038.7 1040.6 1040.6 DAY-HOUR 4- 6 8-15 30- 6 22-18 12- 6 9-18 5-21 17- 3 16- 3 12-15 24- 6 23- 6 1958 1030.5 1033.9 1029.1 1027.1 1022.5 1016.9 1013.6 1015.6 1021.6 1033.1 1038.6 1033.3 1038.6 DAY-HOUR 20- 6 13- 3 28- 6 23-21 13-18 23-21 15- 3 25-18 24-15 31-18 23- 3 5-18 1959 1032.1 1034.4 1029.9 1025.8 1021.5 1016.3 1010.8 1012.1 1018.7 1033.6 1036.7 1038.6 1038.6 DAY-HOUR 5- 6 11- 3 20-18 3-18 5- 3 9- 3 16- 3 13- 9 25- 3 20-15 22- 6 28- 6 1960 1033.3 1034.1 1032.3 1040.3 1026.6 1015.3 1013.5 1011.3 1020.1 1028.5 1040.1 1038.0 1040.3 DAY-HOUR 19- 6 11- 6 20- 6 8- 3 5-18 7- 6 16- 6 31- 6 21- 3 31- 6 28- 3 28- 3 1961 1038.5 1034.7 1035.5 1029.2 1021.4 1018.4 1008.8 1013.6 1019.8 1036.0 1032.6 1031.4 1038.5 DAY-HOUR 10- 3 22- 6 4- 6 17-18 1-18 9- 3 24- 6 9-18 25- 3 25- 6 29- 6 4- 3 1962 1038.5 1034.2 1030.1 1030.3 1019.1 1017.1 1011.2 1019.6 1032.1 1031.0 1042.1 1034.7 1042.1 DAY-HOUR 24- 6 11-18 6-18 19-15 14-18 19- 3 30- 3 27- 3 25-15 12- 6 23- 3 4- 6 1963 1032.5 1031.8 1027.8 1025.8 1018.1 1015.9 1010.1 1014.0 1028.3 1032.0 1035.0 1046.0 1046.0 DAY-HOUR 6- 6 7- 6 7-18 2-18 14-21 13- 3 29- 6 6- 3 24- 6 18-18 27- 3 26-18 1964 1045.5 1034.1 1028.8 1027.6 1022.1 1014.2 1012.0 1013.8 1023.1 1034.7 1038.2 1043.2 1045.5 DAY-HOUR 30-15 28- 6 8-18 24-21 2-21 4-18 27- 6 22- 6 18- 6 30- 3 30- 6 10- 3 1965 1033.3 1032.7 1036.6 1026.5 1028.0 1015.0 1010.6 1018.5 1024.3 1033.1 1028.9 1030.6 1036.6 DAY-HOUR 1- 3 1- 6 15- 6 9- 6 21- 0 3- 6 25- 6 9- 6 30- 6 29- 6 20- 6 4- 3 1966 1031.8 1028.4 1027.5 1026.9 1022.4 1013.6 1012.0 1010.8 1020.7 1032.8 1039.6 1040.2 1040.2 DAY-HOUR 1- 6 23- 6 3- 6 5-18 18-18 3- 6 9- 3 16- 3 16- 3 17-18 23- 6 30- 6 1967 1040.9 1037.8 1034.0 1025.5 1024.2 1020.8 1011.6 1013.3 1023.2 1030.5 1028.8 1031.3 1040.9 DAY-HOUR 6-15 3-18 1- 6 1- 3 3- 0 7- 6 15- 3 25- 3 26- 3 15- 3 10- 3 27-15 1968 1031.8 1036.3 1034.1 1030.1 1021.4 1019.6 1015.8 1015.6 1023.6 1033.0 1034.9 1036.7 1036.7 DAY-HOUR 19-18 7- 3 27- 6 1- 3 8- 6 1- 6 13-18 30- 3 19- 3 28- 0 22- 6 23- 6 1969 1043.8 1038.8 1033.0 1026.0 1025.8 1019.0 1010.7 1016.6 1030.1 1028.1 1035.6 1030.2 1043.8 DAY-HOUR 6-18 11- 6 12- 6 4- 6 12- 9 2- 3 31-18 31- 6 14- 3 14-18 23- 6 12- 3 1970 1037.8 1028.8 1029.2 1027.3 1020.5 1022.7 1009.7 1012.8 1021.9 1028.5 1038.4 1041.5 1041.5 DAY-HOUR 14- 6 6-15 13- 6 22-18 9-21 11- 9 9- 3 30- 3 19- 3 12- 3 14-18 16-15 1971 1041.3 1029.2 1031.3 1031.1 1019.4 1012.3 1008.6 1012.6 1021.2 1030.9 1031.8 1038.0 1041.3 DAY-HOUR 9- 6 1-15 7- 3 9-18 2- 3 18- 3 4- 6 2- 6 25- 3 11- 6 20- 6 31-21 1972 1043.9 1047.0 1037.5 1027.6 1024.9 1017.7 1010.1 1019.1 1023.0 1028.5 1034.7 1041.0 1047.0 DAY-HOUR 31-18 2- 3 20-18 16- 6 23-18 18- 6 15- 6 25- 6 17-15 26- 3 12- 3 27- 6 1973 1047.9 1036.5 1036.4 1024.6 1025.1 1014.9 1009.7 1013.9 1032.7 1029.7 1034.3 1041.3 1047.9 DAY-HOUR 26- 6 7- 3 10- 6 11- 3 8- 3 2-21 1- 6 31- 6 30- 3 22-15 20-18 26- 6 1974 1040.1 1041.3 1036.4 1025.5 1019.1 1011.5 1011.5 1016.5 1021.7 1032.5 1036.5 1037.9 1041.3 DAY-HOUR 5-18 5- 3 7- 3 26- 3 3- 3 11- 3 31-18 26- 6 24- 6 15- 3 18- 3 3- 6 1975 1046.1 1031.6 1033.1 1029.5 1021.6 1013.2 1008.7 1018.5 1023.6 1034.6 1041.7 1040.3 1046.1 DAY-HOUR 15- 6 14- 6 5- 6 2-18 4-18 17- 6 29- 3 18- 3 19- 3 21- 3 15- 6 5- 6 1976 1032.8 1038.1 1033.5 1030.2 1020.1 1014.6 1013.2 1012.6 1023.6 1039.7 1043.5 1037.8 1043.5 DAY-HOUR 1- 6 21- 6 27- 6 4- 3 2- 3 14-18 22-21 27- 3 11- 6 31-18 14- 3 21-18 1977 1040.7 1034.7 1037.4 1025.2 1018.3 1011.6 1008.3 1015.8 1027.6 1039.2 1031.1 1041.5 1041.5 DAY-HOUR 6- 6 3- 3 10- 6 1- 6 2- 6 6- 3 13- 6 20- 6 30-21 23-18 27- 6 13- 6 1978 1042.9 1040.3 1030.9 1026.5 1025.3 1022.3 1013.8 1016.0 1023.3 1030.2 1037.6 1044.1 1044.1 DAY-HOUR 13-15 6- 6 20- 3 12- 6 3- 6 8-18 8- 3 21- 6 28- 6 11- 3 27- 3 24- 6 1979 ****** ****** ****** ****** ****** 1021.2 1012.0 1017.6 1025.8 1030.9 1038.8 1034.4 ****** DAY-HOUR **-** **-** **-** **-** **-** 11- 3 4- 3 29- 3 24- 3 9-18 13- 3 22-15 1980 1036.4 1039.7 1029.9 1025.7 1019.8 1019.7 1012.4 1020.7 1023.2 1027.0 1030.3 1033.2 1039.7 DAY-HOUR 31-21 3- 3 28- 6 2- 6 16-18 1-18 18- 6 30-18 26- 6 31- 3 5- 6 17- 3 1981 1034.4 1029.6 1029.8 1027.0 1024.6 1018.0 1011.9 1013.8 1026.7 1032.7 1031.9 1033.0 1034.4 DAY-HOUR 9- 3 4- 6 1- 3 10-18 22- 6 1- 6 30- 3 31-18 23-18 25- 3 16- 3 1-18 1982 1039.8 1035.3 1028.1 1032.8 1028.4 1018.7 1012.3 1016.6 1026.2 1036.8 1035.6 1042.6 1042.6 DAY-HOUR 19- 6 11- 6 16- 3 4- 6 11- 3 7- 6 8- 3 16- 6 21- 3 25-15 11- 6 10- 6 1983 1041.1 1031.6 1031.1 1024.1 1020.9 1023.1 1012.7 1012.1 1022.2 1029.6 1044.1 1038.3 1044.1 DAY-HOUR 8- 6 10- 6 15- 3 29-21 31-18 1- 6 1- 6 8- 6 28- 6 29- 3 26- 6 4- 6 1984 1035.6 1043.7 1031.8 1023.6 1019.4 1013.5 1008.0 1011.5 1021.7 1035.6 1038.3 1042.0 1043.7 DAY-HOUR 4-18 23- 3 5- 6 4-15 4- 6 17- 6 4- 3 31- 3 22- 3 22- 3 30-18 19- 6 1985 1033.4 1033.5 1043.9 1033.7 1023.2 1012.9 1010.3 1017.1 1025.6 1034.7 1033.7 1036.4 1043.9 DAY-HOUR 18- 6 24- 6 5- 3 17- 6 13- 6 10- 3 18- 3 31- 3 22- 6 31-15 1- 3 14-15 1986 1037.1 1030.4 1035.5 1029.3 1024.2 1013.9 1011.6 1013.8 1025.1 1030.8 1037.3 1039.6 1039.6 DAY-HOUR 28- 6 13-18 3- 6 5- 6 18-18 2-18 22- 3 31-21 30-18 15- 6 21-18 11- 6 1987 1040.2 1034.8 1029.9 1028.8 1022.4 1015.6 1014.8 1013.0 1027.3 1039.0 1041.8 1041.5 1041.8 DAY-HOUR 21- 6 1- 6 23- 6 6-18 1- 6 21- 6 11-18 8- 3 24- 6 28- 6 30- 6 1- 6 1988 1039.8 1041.0 1026.1 1034.0 1027.6 1015.9 1010.2 1013.4 1025.2 1031.0 1032.2 1033.7 1041.0 DAY-HOUR 3- 6 7-15 17-18 9- 6 5- 6 1- 6 24- 3 21-18 25- 3 16-18 6- 6 29-18 1989 1037.2 1038.3 1025.9 1025.4 1026.7 1014.0 1009.1 1015.7 1027.6 1031.6 1032.1 1027.5 1038.3 DAY-HOUR 27- 6 4- 3 8- 6 9- 6 1- 6 2- 3 23- 3 20- 6 23- 6 24- 6 8- 6 29- 6 1990 1036.4 1034.9 1039.2 1026.3 1025.2 1013.8 1009.8 1013.6 1018.0 1038.2 1035.3 1039.2 1039.2 DAY-HOUR 26-21 8- 6 17- 6 3-18 15-18 8- 3 15- 6 31- 6 26- 3 15-18 14- 6 29- 6 1991 1034.9 1039.2 1031.5 1025.3 1018.6 1016.3 1009.8 1015.2 1023.9 1026.9 1030.9 1034.7 1039.2 DAY-HOUR 12- 6 14- 3 12- 6 15- 6 12- 6 23-18 12- 3 22- 3 29- 3 14- 3 24- 3 17- 6 1992 1040.2 1031.1 1035.2 1023.1 1029.0 1016.8 1012.3 1022.1 1025.9 1029.9 1035.3 1032.1 1040.2 DAY-HOUR 10- 6 16-18 12-15 30-18 2-18 6-18 14- 6 31-18 30- 6 16- 6 4-18 3- 3 1993 1038.3 1033.5 1033.0 1026.8 1029.5 1019.6 1012.5 1014.6 1024.8 1032.9 1036.6 1034.3 1038.3 DAY-HOUR 6- 6 9-18 17- 6 24-18 9-18 23- 3 29- 6 25- 3 23- 6 8- 6 25-18 6-18 1994 1037.5 1039.0 1031.9 1036.3 1021.7 1011.5 1009.7 1011.5 1026.4 1030.7 1027.7 1039.8 1039.8 DAY-HOUR 10- 6 18- 6 1- 6 5- 6 7-18 8-18 2- 3 8- 3 23- 3 23- 6 7- 6 8- 6 1995 1038.1 1032.4 1029.5 1022.5 1023.0 1015.2 1007.3 1016.0 1023.7 1039.8 1034.0 1038.2 1039.8 DAY-HOUR 7- 6 17-18 5-15 7- 6 26-18 1- 6 25- 3 25- 6 22- 9 18- 3 28- 6 11- 3 1996 1043.5 1034.2 1027.1 1030.8 1022.5 1016.2 1014.3 1024.6 1023.0 1033.9 1040.7 1037.7 1043.5 DAY-HOUR 10-18 27- 6 20- 6 5- 6 4- 6 12- 3 3-18 30- 3 25- 6 2-18 18-18 8- 3 1997 1034.3 1033.1 1035.5 1024.7 1022.6 1013.8 1009.0 1014.9 1024.8 1026.4 1040.2 1034.2 1040.2 DAY-HOUR 19-18 8- 3 11- 6 13-18 6-18 4-21 22- 6 24- 6 8- 6 8-18 7-18 28-18 1998 1032.4 1039.6 1032.1 1025.2 1028.1 1014.3 1009.3 1012.7 1022.6 1038.6 1033.1 1036.9 1039.6 DAY-HOUR 4- 6 23- 6 26-18 1-18 3- 6 5- 3 20- 3 19- 6 13- 3 9-18 21- 6 29-15 1999 1041.7 1030.0 1029.4 1032.1 1021.7 1017.5 1011.2 1012.4 1021.5 1028.3 1037.2 1038.6 1041.7 DAY-HOUR 2- 6 12- 6 19- 6 23- 6 9- 6 17- 3 13- 9 19- 3 29- 3 26- 6 30-18 1- 6 2000 1033.4 1032.6 1031.4 1024.0 1019.8 1018.4 1011.9 1013.2 1021.4 1030.9 1039.8 1034.3 1039.8 DAY-HOUR 31- 3 29-15 27- 6 3- 6 5- 6 13-18 26- 3 19- 6 26- 3 16- 6 17- 6 10- 6 2001 1038.9 1036.6 1032.6 1030.7 1016.0 1017.2 1011.5 1012.9 1024.8 1034.1 1033.8 1034.2 1038.9 DAY-HOUR 25- 6 10- 6 11-18 1-18 19- 3 2- 3 29-18 14- 6 22- 6 27-15 20- 6 3-18 2002 1033.1 1037.9 1038.5 1025.8 1022.9 1014.2 1014.2 1015.3 1019.8 1025.0 1035.0 1046.4 1046.4 DAY-HOUR 17- 6 19- 6 11- 3 1- 3 17-18 25- 3 3- 3 31- 3 30- 3 23- 6 18- 6 3-18 2003 1032.3 1030.1 1035.2 1026.8 1031.5 1020.7 1009.8 1012.1 1025.6 1025.9 1036.3 1043.4 1043.4 DAY-HOUR 19- 6 13- 6 3- 6 18-18 1-18 7- 3 4- 3 30- 3 27- 3 16- 3 23- 6 12-18 2004 1030.6 1026.1 1038.1 1027.4 1021.2 1018.5 1012.8 1013.4 1021.4 1032.7 1031.2 1038.4 1038.4 DAY-HOUR 1- 6 8-18 9- 6 6- 6 22- 6 14- 3 6- 3 7- 6 21- 3 15- 6 29- 6 3-15 2005 1032.4 1035.2 1029.6 1036.5 1021.7 1013.3 1009.6 1015.9 1018.7 1032.1 1032.1 1041.2 1041.2 DAY-HOUR 8- 6 17- 3 26-18 6- 6 19- 6 5- 3 15- 6 27- 6 9- 6 24- 6 27- 6 30- 6 1951-2005 1047.9 1047.0 1043.9 1040.3 1047.3 1023.1 1019.2 1024.6 1032.7 1042.4 1045.3 1046.4 1047.9 YEAR-DAY 73-26 72- 2 85- 5 60- 8 53-16 83- 1 57- 5 96-30 73-30 53-26 54-26 2- 3 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 993.7 999.1 997.1 994.2 991.5 993.4 991.1 990.1 994.0 990.2 999.4 998.5 990.1 DAY-HOUR 23-21 20-12 21-12 27- 9 20-15 2-15 15-12 1-12 11-12 4-12 9-21 17- 9 1952 1001.8 990.6 991.0 1002.7 1004.3 996.0 998.3 1000.1 1006.5 1010.0 1010.0 1013.6 990.6 DAY-HOUR 11-18 23- 9 2- 3 11-12 2-12 13-12 27- 9 6-12 15-12 6-12 4-12 11- 0 1953 1007.3 1002.8 996.9 1003.0 999.0 996.6 997.2 1003.6 1003.0 1006.6 1005.8 1013.2 996.6 DAY-HOUR 12-12 19-21 13-12 28-15 8- 9 30- 9 1-12 15-12 10-12 23-12 20- 9 21- 0 1954 1005.2 998.9 1002.3 1007.5 1001.9 1003.5 1000.4 1000.7 1007.1 1008.0 1013.5 1009.6 998.9 DAY-HOUR 11-21 8-21 25- 9 18-12 28-12 5-12 7-15 8-15 3-12 3-12 3- 0 7-12 1955 1015.4 999.6 999.8 998.2 999.8 998.9 994.7 994.8 1003.4 1010.7 1009.7 1006.2 994.7 DAY-HOUR 16-12 23-12 4- 0 10-12 3-12 10-12 29-15 7- 9 9-12 7-12 24-12 9- 0 1956 1006.3 1003.3 995.3 1003.0 1001.3 999.7 995.7 1001.2 1002.8 1007.7 1005.3 1008.7 995.3 DAY-HOUR 31-12 29-12 30- 6 26-15 26- 0 26-15 19-15 4-12 12-12 17-12 8- 9 11- 0 1957 1003.2 1006.8 999.7 1007.8 1003.0 1001.9 996.0 996.0 1008.1 1005.7 1012.2 1007.8 996.0 DAY-HOUR 20- 0 27-12 8- 9 1- 0 8-12 30-21 12-15 8-12 29-12 9- 9 18-12 7- 9 1958 1002.2 1002.9 1003.5 994.0 1003.0 998.9 989.0 1002.8 1002.1 1011.7 1011.8 1010.0 989.0 DAY-HOUR 30-21 1- 0 23- 9 20-12 1-12 30-15 9-15 1-12 2- 9 27-12 7- 0 9-21 1959 1012.6 1006.3 1009.0 1001.1 997.2 995.8 998.2 995.8 1001.5 1005.5 1015.1 1016.6 995.8 DAY-HOUR 23-12 20-21 18-12 7- 0 20- 0 28-12 27-12 16-12 15-12 12-12 26- 0 21- 0 1960 1015.1 1000.9 999.9 1004.7 1001.1 997.2 996.0 995.9 1007.0 1009.2 1006.6 1015.1 995.9 DAY-HOUR 17-12 21-12 2-18 27-21 31-12 22-12 6-12 20-18 1-12 11-12 20- 0 2-12 1961 1005.9 1009.5 1002.9 1002.8 995.2 991.6 997.0 1000.6 1000.9 1008.0 1006.3 1005.4 991.6 DAY-HOUR 22- 9 14- 0 31-12 30-12 30-12 6-12 12- 3 7-12 1-12 17-12 23-12 22-12 1962 1008.1 998.8 995.4 1003.2 997.6 995.0 999.5 1000.6 1004.3 1003.4 1015.5 1012.1 995.0 DAY-HOUR 5-12 21- 3 28-12 5-12 11- 0 9-15 16-15 22-12 12-12 10-12 7-12 23-12 1963 1013.8 1006.2 1002.7 1001.8 997.9 1000.6 998.8 999.6 1003.6 1011.2 1011.8 1006.4 997.9 DAY-HOUR 26-12 26- 0 5-15 12-12 3-15 30-12 5-15 2-15 3-12 23-21 16- 9 11- 9 1964 1002.2 1010.3 1006.1 997.0 1002.0 996.8 997.6 995.8 1005.4 1005.9 996.0 1011.0 995.8 DAY-HOUR 19- 9 24-12 13- 9 7-15 12- 0 15-15 9-15 13-12 3-12 3-12 27-21 25- 0 1965 1002.5 999.2 1001.5 997.0 1000.7 997.3 994.2 1002.7 1007.5 996.4 1007.7 1010.9 994.2 DAY-HOUR 11- 9 23- 9 24- 0 20- 0 2-12 18-15 12-15 27- 9 17-12 25-12 9-12 15-12 1966 1008.5 1000.4 992.5 1001.8 1004.8 996.4 997.6 998.4 1005.0 1007.8 1016.7 1004.9 992.5 DAY-HOUR 27-12 2-21 20- 9 14- 0 16-15 14-12 16-15 5-15 11-12 1-12 30-21 12-12 1967 1009.5 1001.8 997.6 995.0 997.1 997.4 996.0 999.0 1001.0 1007.8 1010.4 1004.8 995.0 DAY-HOUR 21-12 25- 0 24-12 25-15 31-12 1- 0 10-12 4-12 18-12 13-12 25-12 23-12 1968 1000.5 1011.0 1001.5 997.1 1004.0 999.1 997.1 999.4 1004.7 1003.6 1015.1 1009.1 997.1 DAY-HOUR 16-21 20-12 14-21 24-12 18- 0 19-15 1-12 3-15 9-12 25-12 29-12 16- 0 1969 1008.9 1007.9 1000.0 998.5 1001.4 997.6 1000.4 998.0 1003.2 1006.7 1008.2 1010.4 997.6 DAY-HOUR 21- 0 9- 0 22-18 18- 0 25-15 24-12 17-21 8-12 10-12 29-12 9- 9 24-12 1970 1007.4 1004.6 1003.5 992.9 998.3 997.6 997.9 996.3 1003.3 1003.2 1012.1 1009.8 992.9 DAY-HOUR 23- 3 19-12 19-21 20- 0 20-21 8-15 1-15 27-15 8-12 14-21 3-21 10- 0 1971 1006.8 998.8 1002.4 998.2 1000.9 998.1 997.9 1001.5 1004.9 1004.7 1009.6 1009.0 997.9 DAY-HOUR 14- 0 14- 3 15-15 14-12 26-12 29-12 23-15 19-12 2-12 9- 9 5- 9 14-12 1972 1014.4 1020.1 1000.7 999.9 996.0 995.2 997.7 997.6 1005.1 1009.5 1009.0 1013.6 995.2 DAY-HOUR 14-12 18- 9 18- 6 25- 9 3-12 24-12 31-15 1- 3 14-12 30-12 7-12 16-21 1973 1003.4 996.2 1003.7 1000.6 999.3 996.3 995.5 1001.5 1005.2 1010.1 1009.5 1012.0 995.5 DAY-HOUR 16- 9 23- 0 4- 0 9- 0 30-15 15-15 11-15 1-12 1-12 30-12 3-12 7- 9 1974 1005.3 1015.6 1008.7 997.3 1002.4 1001.2 998.6 1000.8 1001.6 1013.0 1011.7 1007.8 997.3 DAY-HOUR 25- 3 12-12 25- 0 20-12 27-15 3-12 4-15 22-12 3-12 29-12 24-12 23-12 1975 1011.0 1003.6 1000.3 1004.7 1004.7 999.6 997.4 996.9 998.0 1003.8 1010.9 1004.0 996.9 DAY-HOUR 5-12 11- 3 2-12 15-12 15-12 12-15 5-15 15-12 10-12 4-12 29-12 23-12 1976 1007.6 1003.5 1004.3 1006.3 1000.6 1002.2 997.0 1001.2 1005.5 1005.8 1012.5 1009.1 997.0 DAY-HOUR 7- 0 11- 0 22- 0 17-18 21-15 30-21 15-12 11-12 23-12 17- 9 28-12 11- 0 1977 1015.3 1008.0 1006.3 999.8 1002.6 995.3 997.1 994.9 1008.8 1004.8 1008.1 1011.9 994.9 DAY-HOUR 29- 0 25- 0 27-12 25-12 25-12 22-12 10-12 17-12 12-12 5-12 18- 9 22-12 1978 1006.0 1010.5 1000.0 997.3 995.7 989.3 996.4 1001.2 1005.3 1007.1 1008.4 1008.1 989.3 DAY-HOUR 21-12 22- 3 13-18 25-15 30-12 22-12 2-12 14-12 9-12 1- 0 1-12 16-15 1979 ****** ****** ****** ****** ****** 997.2 998.6 1000.6 1007.9 1007.3 1004.4 1004.8 ****** DAY-HOUR **-** **-** **-** **-** **-** 23-12 6-15 1- 0 5-12 26-21 29-21 1- 9 1980 1008.6 1007.3 997.3 1001.0 1003.7 995.4 1000.6 1000.8 1003.0 1005.1 1010.7 1008.9 995.4 DAY-HOUR 7- 0 18-21 2-21 26-12 6- 0 17-12 3-12 20-12 21-12 4-12 15-12 12- 0 1981 1009.6 1008.4 994.5 998.4 998.6 996.8 999.5 1002.7 1005.1 1011.9 1008.1 1011.4 994.5 DAY-HOUR 3-21 1-12 28- 9 30-12 13-12 5- 9 6- 0 13-12 17-12 14-12 5-21 19- 0 1982 1009.2 1005.6 1003.0 1002.0 1005.0 1002.4 995.4 994.8 1008.2 1007.8 1011.2 1014.9 994.8 DAY-HOUR 29-12 5- 9 19- 0 28-12 15-12 24-15 31- 9 1-12 16-12 20-12 6-12 28-12 1983 998.8 1006.0 1001.4 1005.1 1003.9 999.4 995.1 998.9 1004.9 1004.5 1011.9 1004.9 995.1 DAY-HOUR 25- 0 18- 0 6- 0 24- 0 29-12 22-15 28-12 4-12 8-21 4-12 12- 9 12- 9 1984 1014.4 1009.9 1003.3 1002.1 994.2 1000.3 997.6 999.3 1007.8 1003.8 1005.1 1012.8 994.2 DAY-HOUR 2-12 8-21 13-12 10- 9 29-15 21-12 15-12 8-12 8-12 18- 9 12- 9 14- 9 1985 1012.8 996.7 998.6 1001.7 1004.5 998.5 999.2 1003.5 1006.1 1007.6 1015.6 1003.6 996.7 DAY-HOUR 3- 0 6-12 24-15 25- 0 4- 9 20-12 28-12 8-12 7-12 11- 0 11- 0 19-18 1986 1005.8 1011.1 1012.2 1007.4 999.9 999.5 1001.2 1002.9 1007.1 1007.3 1007.6 1005.9 999.5 DAY-HOUR 20- 9 27-12 10-12 12- 9 11- 0 18-15 20-12 3-12 26-12 5-12 8-12 31- 3 1987 1007.1 1002.2 996.6 998.0 1001.8 1002.8 997.3 1000.3 1002.4 1009.3 1006.4 1004.1 996.6 DAY-HOUR 27-12 10-21 14-12 19-21 23-12 5-12 3-12 18-12 6-12 4-12 7-12 24- 9 1988 1006.9 1007.9 1000.7 1003.2 997.9 990.9 997.9 999.5 1002.3 1008.7 1008.0 999.9 990.9 DAY-HOUR 29-12 2-12 5-12 15-12 28-21 23-15 16-12 29-12 5-12 21-12 14-12 27-18 1989 1010.5 1009.8 997.7 1002.7 1002.3 1000.5 999.7 998.9 1001.6 1003.7 1012.0 1004.2 997.7 DAY-HOUR 3- 0 23- 0 30- 9 29-12 8- 0 10-15 6-15 1-15 13-12 2-12 20- 9 5-12 1990 1013.2 1001.7 1006.0 1000.3 992.0 997.2 999.5 1000.4 1003.8 1009.4 1007.5 1014.8 992.0 DAY-HOUR 23-12 16- 3 14-15 30- 0 13- 9 27-12 30-21 7-12 1-21 26- 9 1-12 18- 9 1991 1011.1 1010.3 1001.0 999.7 997.4 998.3 993.4 999.5 1002.5 1012.3 1009.7 1008.0 993.4 DAY-HOUR 25-12 5- 0 7- 9 5- 0 23- 9 12-15 8-12 6-12 3-12 4-12 5-12 26- 0 1992 1007.2 1002.0 1000.1 1001.0 1003.1 995.6 999.2 1002.2 1005.7 1009.2 1004.7 1013.3 995.6 DAY-HOUR 3- 3 25-12 31- 6 15-12 10-15 19-12 24-12 1-12 25-18 24-12 26- 9 28- 3 1993 1011.2 1008.5 1002.8 1001.0 1003.2 998.8 1001.6 1002.5 1003.0 1007.0 1004.9 1014.9 998.8 DAY-HOUR 9-12 3-12 22- 0 21- 0 23-12 19-12 3-21 12-12 14-12 1-12 14- 9 5-12 1994 1006.7 1001.5 1001.9 1000.1 999.9 996.8 998.7 997.2 1008.3 1011.2 1003.9 1000.7 996.8 DAY-HOUR 17- 0 1-12 8- 0 2-12 6- 9 22-12 7-12 2-12 1-12 15-12 26- 6 4- 9 1995 1011.8 1006.0 998.3 1006.1 1001.4 993.3 991.8 997.7 1000.4 1007.0 1002.2 1017.6 991.8 DAY-HOUR 17-12 5-21 26-12 20- 0 7-12 30-21 16-12 23-12 20-12 4-12 26- 0 26- 0 1996 1007.8 1006.4 1001.4 1004.1 1005.8 998.2 1000.2 999.3 995.8 1002.7 1016.1 1012.0 995.8 DAY-HOUR 7- 0 10-12 26- 9 13-12 25-12 5-15 6-15 8-12 9-12 27-12 2-12 23- 9 1997 1007.3 1007.3 999.0 997.9 996.5 998.4 994.8 999.8 998.1 1006.5 1011.7 1007.2 994.8 DAY-HOUR 16-12 1- 0 25-12 10- 0 5- 0 23-15 16- 9 14-12 2-12 3-12 5- 9 11- 0 1998 999.0 1002.5 996.5 999.9 995.7 1001.8 990.4 1002.2 1001.7 1000.7 1009.5 1010.9 990.4 DAY-HOUR 13-18 8-12 19- 0 21-12 22- 9 29-12 6-12 13- 9 6-12 2-12 1-12 21- 9 1999 1011.8 997.1 1004.3 1004.6 997.4 991.3 998.4 998.9 1001.8 1008.6 1007.6 1012.0 991.3 DAY-HOUR 17-12 21- 0 21-12 14-15 14-15 25-15 12-12 6-12 13-12 12-12 1-15 14-12 2000 1005.7 1005.3 1001.6 1002.3 997.2 996.8 998.5 999.0 1000.2 1009.9 1017.2 1010.6 996.8 DAY-HOUR 21- 0 7-12 25- 0 10-12 27-12 24-15 11-12 3-12 1-12 1-12 6-21 16- 0 2001 1016.1 998.9 999.8 1000.0 996.1 996.2 997.5 995.4 998.6 1008.9 1004.6 1012.5 995.4 DAY-HOUR 1- 9 21-21 25-12 13- 0 30-12 18-12 18-12 31-12 1- 0 6-21 19- 0 6- 0 2002 1004.3 1004.8 997.7 995.8 1000.4 993.3 998.3 997.2 1006.5 1008.5 1008.9 1005.3 993.3 DAY-HOUR 8-12 27- 9 28-21 4- 0 12-12 21- 0 25-12 8-12 11-12 22- 9 12-12 22- 9 2003 1004.1 998.6 997.0 1003.9 1002.9 998.8 996.6 1000.8 1001.2 1003.8 1008.1 1010.4 996.6 DAY-HOUR 29- 0 20-21 26-21 27-12 30- 9 30-15 20-12 1- 0 7-12 27-12 14-12 7- 0 2004 1004.6 996.6 1001.4 992.8 993.5 1000.0 998.6 996.3 1003.7 1008.7 1001.2 1011.9 992.8 DAY-HOUR 27-21 15-21 31- 9 17-12 14-12 17-21 10-12 13-12 11-12 3-12 24- 0 10- 0 2005 1001.2 1004.3 999.4 1003.2 996.3 993.9 995.0 996.5 1002.2 1007.3 1011.4 1006.3 993.9 DAY-HOUR 23-12 2- 9 24-12 30-12 6-12 21-12 6-12 7-12 5-12 20-12 9- 9 26-12 1951-2005 993.7 990.6 991.0 992.8 991.5 989.3 989.0 990.1 994.0 990.2 996.0 998.5 989.0 YEAR-DAY 51-23 52-23 52- 2 4-17 51-20 78-22 58- 9 51- 1 51-11 51- 4 64-27 51-17 58- 9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.4 897.4 896.1 894.9 893.8 892.2 890.9 892.3 895.8 895.7 898.3 897.3 895.1 1952 896.7 892.6 894.5 903.0 902.3 900.0 898.7 899.6 904.9 907.1 908.0 908.6 901.3 1953 904.6 901.7 902.2 904.1 901.0 899.1 898.2 900.2 904.1 907.8 907.9 908.3 903.3 1954 900.8 902.1 905.7 901.2 901.6 900.1 897.1 899.8 903.3 906.3 908.5 907.8 902.8 1955 907.1 902.1 901.6 903.3 902.0 899.5 896.2 898.2 902.7 906.6 905.8 903.3 902.4 1956 904.3 902.6 900.5 900.9 900.0 900.2 897.1 900.1 902.9 907.4 906.5 907.8 902.5 1957 903.7 904.9 902.3 903.7 900.9 901.1 898.9 900.9 904.0 907.3 907.2 905.4 903.4 1958 904.3 904.4 901.6 901.9 904.3 899.0 896.9 900.3 902.4 907.1 910.6 905.1 903.1 1959 904.7 901.1 903.7 902.9 901.1 900.1 897.3 897.4 900.6 905.8 907.7 908.7 902.6 1960 906.0 905.3 902.4 902.5 903.5 899.8 898.8 898.7 904.2 906.9 907.3 908.6 903.7 1961 906.1 905.2 901.9 902.1 900.9 899.8 897.3 900.0 901.6 908.3 905.8 903.9 902.7 1962 906.1 903.2 901.4 901.3 902.1 900.4 898.0 901.4 904.8 907.0 910.7 905.2 903.5 1963 904.9 903.8 900.4 899.5 898.4 899.7 897.7 899.7 903.7 906.7 906.4 905.5 902.2 1964 905.9 903.0 902.6 899.8 901.8 898.6 897.2 897.9 903.3 908.5 905.9 908.9 902.8 1965 904.0 901.4 904.2 899.7 902.1 899.8 897.9 901.2 904.5 905.5 906.1 904.5 902.6 1966 905.4 902.4 900.6 901.1 902.9 899.1 897.5 898.5 903.2 906.6 911.7 904.1 902.8 1967 905.4 902.6 899.9 900.1 902.0 899.5 897.3 898.4 901.8 906.9 905.1 903.6 901.9 1968 900.7 904.2 901.7 903.3 902.7 899.4 899.1 898.5 903.1 906.6 907.5 904.3 902.6 1969 905.1 906.0 901.6 901.9 902.1 899.2 898.1 900.8 903.9 905.5 907.5 905.5 903.1 1970 904.3 903.1 903.8 903.9 900.1 899.4 896.9 897.8 902.6 905.4 907.1 905.7 902.5 1971 908.6 900.7 903.4 901.4 901.2 897.1 897.2 899.1 904.1 906.7 906.4 903.3 902.4 1972 906.5 907.6 903.7 902.6 900.6 900.0 898.4 902.0 904.3 907.2 907.0 908.8 904.1 1973 907.5 902.5 903.9 900.4 901.6 899.1 897.0 900.6 904.8 907.3 906.0 907.7 903.2 1974 905.5 906.9 907.3 900.1 901.4 899.0 898.1 900.2 903.6 908.1 908.3 905.6 903.7 1975 906.3 903.2 902.6 904.0 901.6 899.1 897.1 899.2 903.4 906.1 908.3 906.9 903.2 1976 903.0 904.2 903.5 902.3 901.7 900.4 896.7 899.0 903.1 905.1 910.5 908.1 903.1 1977 906.2 907.2 906.4 900.9 902.1 898.1 896.7 899.7 904.6 906.9 906.5 906.3 903.4 1978 906.1 905.7 903.1 899.4 900.9 898.9 899.0 900.0 902.7 907.4 908.9 905.1 903.1 1979 ****** ****** ****** ****** ****** 901.7 899.0 900.1 905.5 906.4 909.9 904.7 ****** 1980 904.8 905.2 902.6 901.1 901.9 900.0 898.7 900.3 903.7 905.5 906.3 905.2 902.9 1981 904.9 903.0 901.4 901.6 901.6 900.5 898.2 900.4 905.4 908.6 905.5 905.8 903.1 1982 904.6 902.9 902.6 902.9 904.8 900.9 897.7 899.8 905.2 906.1 908.2 907.2 903.6 1983 904.9 903.5 903.5 902.2 901.6 901.0 897.7 899.1 903.3 907.3 907.8 907.7 903.3 1984 906.0 909.1 903.0 901.2 900.9 899.8 897.4 898.0 904.5 907.7 906.4 910.3 903.7 1985 904.9 898.6 906.6 901.4 902.1 898.5 898.8 901.5 903.8 906.7 908.6 905.9 903.1 1986 905.4 904.1 906.0 904.4 902.1 898.3 899.6 901.0 904.4 906.9 906.5 904.6 903.6 1987 905.4 904.8 899.8 902.9 902.7 901.0 899.6 899.6 904.2 909.4 907.9 906.0 903.6 1988 904.6 904.1 900.1 902.9 901.8 898.1 897.3 899.0 903.5 906.9 906.0 903.6 902.3 1989 904.6 906.8 901.4 904.4 903.4 899.4 898.8 899.6 902.3 906.3 907.1 904.4 903.2 1990 905.7 902.6 905.3 901.0 901.8 898.2 898.5 900.6 902.4 906.7 907.1 906.7 903.1 1991 905.4 905.6 903.5 902.2 899.7 899.9 897.7 899.7 904.0 906.9 908.2 903.7 903.0 1992 904.2 900.7 903.4 901.2 903.3 899.1 898.8 901.8 904.5 906.1 906.7 905.3 902.9 1993 905.7 905.1 903.3 902.0 902.0 899.7 899.2 901.4 903.1 909.8 907.1 907.8 903.9 1994 904.8 903.2 903.1 904.0 901.8 898.1 897.4 898.8 906.7 908.2 904.3 906.2 903.1 1995 906.3 904.6 903.4 901.3 903.2 899.1 896.3 899.1 902.4 907.0 904.8 907.9 902.9 1996 907.3 904.0 902.2 903.4 903.0 900.1 899.5 901.0 900.8 905.9 910.1 907.4 903.7 1997 904.1 904.4 900.5 900.5 902.8 898.5 896.9 900.0 904.3 905.3 907.7 904.9 902.5 1998 902.8 903.9 901.6 901.8 902.9 901.2 897.7 900.7 903.0 907.0 907.3 908.8 903.2 1999 905.5 902.4 902.4 903.5 902.3 898.7 897.7 899.0 902.4 905.4 906.1 908.5 902.8 2000 903.5 903.6 902.7 901.6 900.7 899.5 899.0 900.0 901.8 906.9 909.0 906.1 902.9 2001 907.4 903.5 902.6 901.9 899.8 898.3 898.8 900.6 903.1 906.1 905.2 906.9 902.8 2002 905.5 904.0 902.4 900.1 901.3 898.4 899.0 898.7 903.6 905.7 907.5 905.7 902.7 2003 904.8 901.1 902.2 902.8 903.2 899.5 897.3 900.3 903.1 904.8 907.1 907.6 902.8 2004 902.0 903.0 905.8 902.4 899.8 899.6 899.2 899.1 904.6 908.1 905.0 905.3 902.8 2005 903.9 903.7 900.8 904.4 901.8 899.1 898.2 899.3 902.7 907.1 907.9 907.2 903.0 MEAN 904.7 903.4 902.5 901.9 901.6 899.3 897.8 899.6 903.4 906.6 907.2 906.1 902.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 906.1 905.7 904.8 901.5 901.1 898.5 894.8 895.2 900.6 903.7 908.3 905.3 908.3 DAY 31 13 15 14 30 29 11 21 28 16 2 8 1952 905.5 898.9 908.6 912.2 932.8 909.3 908.3 904.8 911.1 913.8 917.8 917.6 932.8 DAY 18 1 28 9 21 4 15 17 27 31 17 12 1953 912.1 911.6 915.1 910.9 906.2 906.5 902.8 905.1 912.2 919.8 919.7 913.7 919.8 DAY 3 16 28 1 5 6 21 31 21 27 10 10 1954 909.2 915.3 914.9 911.3 909.7 903.5 899.2 903.6 907.8 912.2 918.6 920.6 920.6 DAY 18 22 7 30 2 4 31 31 23 12 27 16 1955 914.8 910.1 911.0 909.5 908.4 903.8 900.9 904.6 908.7 911.5 914.4 915.8 915.8 DAY 10 9 23 2 27 2 10 21 22 13 12 3 1956 909.8 909.6 906.1 910.4 905.4 905.9 902.4 904.6 912.4 920.7 916.9 915.1 920.7 DAY 26 19 2 16 23 12 25 30 29 16 13 19 1957 910.8 911.3 909.7 912.3 906.9 905.7 907.5 905.2 906.6 915.8 913.9 914.7 915.8 DAY 4 19 22 23 12 21 6 17 16 13 22 23 1958 909.7 913.1 910.1 910.6 909.9 902.7 904.0 904.6 907.9 912.0 915.8 913.1 915.8 DAY 13 13 28 24 24 24 16 25 22 23 16 6 1959 910.8 906.2 912.0 910.2 906.5 905.2 901.3 901.5 906.2 914.9 914.9 915.8 915.8 DAY 14 11 21 9 5 22 16 30 25 21 22 28 1960 912.3 911.4 910.1 919.7 910.4 905.5 904.6 902.6 907.3 912.9 915.1 915.2 919.7 DAY 19 7 22 8 26 8 17 15 20 31 27 6 1961 915.1 913.2 913.1 908.6 910.0 905.3 901.4 904.4 907.6 916.0 913.4 912.9 916.0 DAY 10 22 4 18 15 9 24 13 25 25 1 4 1962 915.2 911.8 910.9 910.3 906.3 905.8 902.3 908.6 913.5 914.2 920.2 915.2 920.2 DAY 13 12 7 20 17 23 31 27 25 28 23 4 1963 911.0 912.3 908.2 908.2 903.7 906.2 901.6 904.6 914.0 912.6 915.4 918.4 918.4 DAY 6 7 23 3 14 13 29 6 25 19 27 27 1964 913.5 909.9 909.8 911.8 906.3 905.1 902.3 902.8 909.3 915.4 916.5 916.0 916.5 DAY 22 28 18 25 17 3 27 22 17 30 11 10 1965 912.3 911.5 914.0 907.4 912.8 905.2 901.4 906.8 909.3 914.3 910.9 911.1 914.3 DAY 30 1 15 9 21 3 25 9 20 29 20 4 1966 912.1 909.5 908.4 909.0 908.4 904.4 902.5 901.5 908.7 915.2 919.0 914.6 919.0 DAY 1 23 6 27 18 3 11 16 16 10 23 30 1967 913.6 914.5 912.8 909.1 909.3 906.1 903.4 902.9 908.1 913.9 911.6 910.3 914.5 DAY 7 4 1 13 3 8 23 25 26 16 10 12 1968 910.5 910.8 913.4 913.4 907.7 906.8 903.6 903.8 909.4 915.1 914.1 913.4 915.1 DAY 20 7 27 1 8 1 15 30 20 28 22 23 1969 914.7 913.2 910.8 908.8 909.2 906.2 900.8 906.0 914.1 911.6 914.4 911.7 914.7 DAY 7 11 12 23 12 2 3 31 14 9 23 26 1970 913.7 909.8 911.5 911.0 906.4 907.1 900.3 903.3 908.2 912.7 918.3 914.3 918.3 DAY 3 16 26 23 10 12 23 30 18 12 15 16 1971 918.9 907.2 911.8 913.0 907.3 902.1 898.8 902.5 908.1 914.8 914.1 913.0 918.9 DAY 9 2 7 10 2 18 26 21 24 11 21 29 1972 917.8 916.1 915.4 910.6 910.3 907.4 901.3 906.8 910.6 912.6 915.1 914.7 917.8 DAY 5 2 16 16 24 18 16 25 17 26 12 3 1973 920.7 912.0 913.2 908.2 911.1 905.8 901.5 903.5 914.4 915.5 914.3 918.2 920.7 DAY 26 7 10 11 8 3 1 7 27 23 21 27 1974 916.0 914.4 914.2 909.9 906.8 901.6 901.4 904.2 908.0 915.2 917.0 914.4 917.0 DAY 6 4 10 26 10 18 30 26 23 15 18 3 1975 920.2 910.5 911.0 912.0 906.8 903.5 900.8 906.4 911.7 914.7 917.7 915.0 920.2 DAY 15 18 5 5 5 18 29 18 19 21 15 5 1976 911.5 914.7 911.0 910.6 906.5 903.8 902.6 902.2 910.1 916.6 920.0 914.9 920.0 DAY 1 21 27 4 2 15 7 27 11 31 14 20 1977 916.7 913.8 919.6 908.9 907.0 902.1 900.0 904.1 908.7 915.2 913.2 918.3 919.6 DAY 6 18 10 1 29 6 13 20 29 24 27 13 1978 915.7 917.0 911.3 908.9 908.2 908.6 904.6 905.1 909.6 914.1 916.4 920.2 920.2 DAY 13 6 20 12 3 9 8 22 28 11 6 24 1979 ****** ****** ****** ****** ****** 910.0 902.9 906.4 911.7 915.2 918.0 912.4 ****** DAY ** ** ** ** ** 11 21 29 23 10 13 23 1980 913.2 913.0 910.2 910.5 906.8 907.5 904.0 909.5 911.4 909.9 913.6 912.1 913.6 DAY 16 1 28 2 17 2 18 31 26 7 3 17 1981 914.1 908.9 910.8 910.3 911.9 906.1 902.8 904.0 910.7 914.8 913.3 913.7 914.8 DAY 9 28 9 11 22 9 30 4 27 25 16 2 1982 914.8 912.2 909.7 914.0 913.3 907.6 901.6 903.9 910.9 915.8 914.1 915.4 915.8 DAY 19 12 16 5 10 7 20 27 21 26 11 10 1983 918.0 911.4 912.3 909.1 909.1 908.9 903.7 903.2 907.9 913.9 917.2 916.9 918.0 DAY 8 11 15 30 19 1 1 8 29 29 26 4 1984 915.8 919.1 912.3 908.8 906.0 902.6 900.5 901.7 908.6 916.2 915.2 918.4 919.1 DAY 5 23 5 14 12 13 4 31 22 22 27 19 1985 910.3 909.0 919.4 914.1 910.3 903.4 902.0 906.0 911.1 913.1 916.2 913.8 919.4 DAY 28 24 6 17 13 10 18 31 22 3 1 15 1986 914.8 909.7 912.8 912.2 909.8 903.5 903.6 903.9 909.0 914.0 914.8 919.2 919.2 DAY 29 23 30 5 19 2 4 9 23 15 22 7 1987 916.6 912.0 910.8 909.3 909.0 904.5 904.0 905.0 911.8 917.4 918.1 918.3 918.3 DAY 21 12 23 22 1 23 11 8 24 29 30 2 1988 915.1 914.6 908.8 913.8 911.0 905.4 900.9 903.7 910.6 914.8 915.2 911.3 915.2 DAY 3 7 18 9 5 1 23 22 25 17 6 30 1989 916.0 914.3 907.4 909.1 907.8 903.2 901.7 905.1 912.0 913.7 913.5 908.9 916.0 DAY 22 4 8 9 21 3 11 20 24 24 8 19 1990 913.9 912.7 916.0 907.3 910.0 903.5 901.5 904.0 906.8 916.7 916.0 914.5 916.7 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 913.0 914.2 909.3 908.3 905.0 905.4 901.9 904.2 908.8 910.5 912.2 912.0 914.2 DAY 12 15 5 15 5 24 12 22 29 14 23 17 1992 915.4 907.6 911.0 905.0 910.3 905.8 902.6 907.4 910.2 913.0 916.8 913.0 916.8 DAY 10 17 13 4 3 7 14 31 30 30 4 3 1993 915.6 913.5 912.0 911.3 910.3 908.2 903.4 904.8 911.3 915.4 914.5 913.2 915.6 DAY 7 10 17 1 10 23 28 29 23 17 26 7 1994 916.4 915.3 910.1 913.5 908.0 901.8 900.4 902.8 912.5 913.5 911.1 914.8 916.4 DAY 10 18 1 6 19 9 2 8 23 24 7 8 1995 915.5 911.4 910.8 905.5 909.2 905.2 899.4 906.1 908.0 919.7 915.5 916.1 919.7 DAY 7 18 3 1 27 1 4 25 22 18 16 11 1996 918.2 910.7 906.0 911.2 908.0 906.1 906.5 911.3 908.8 916.4 920.0 915.9 920.0 DAY 10 27 29 5 4 12 4 30 25 2 19 8 1997 913.3 911.8 914.6 907.5 908.1 903.3 900.7 904.7 910.6 911.8 919.4 913.5 919.4 DAY 24 26 11 14 8 5 9 24 8 9 8 29 1998 911.8 916.6 911.1 910.1 910.9 905.5 902.3 903.5 908.8 917.8 916.5 915.6 917.8 DAY 4 23 27 12 3 5 20 19 13 10 21 30 1999 916.6 911.6 909.7 913.3 907.2 907.0 902.5 903.8 907.6 910.8 912.8 917.6 917.6 DAY 2 12 31 23 9 17 19 19 24 27 30 11 2000 912.1 911.5 911.8 908.0 907.8 905.0 902.6 903.6 907.6 913.1 918.9 913.8 918.9 DAY 31 29 1 4 5 16 26 19 26 16 17 10 2001 913.5 916.8 913.8 913.0 904.9 906.1 902.6 905.0 910.0 915.6 911.7 913.7 916.8 DAY 26 10 2 2 19 2 30 6 22 11 20 10 2002 912.7 914.6 916.5 908.7 908.6 905.3 904.6 904.5 908.1 909.0 914.8 919.5 919.5 DAY 26 19 11 1 17 25 3 31 21 11 18 4 2003 911.3 911.0 912.9 909.0 912.4 905.8 902.3 903.1 910.9 910.9 916.4 918.8 918.8 DAY 11 13 3 16 2 7 4 8 27 16 26 12 2004 910.3 908.3 917.3 910.5 907.2 907.3 903.8 903.5 908.5 914.4 911.2 916.2 917.3 DAY 1 13 9 11 22 14 6 7 21 15 29 4 2005 912.3 912.9 908.4 915.3 909.6 903.6 901.8 904.8 907.4 914.3 912.4 916.9 916.9 DAY 8 17 27 6 19 6 16 27 10 24 27 29 1951-2005 920.7 919.1 919.6 919.7 932.8 910.0 908.3 911.3 914.4 920.7 920.2 920.6 932.8 YEAR-DAY 73-26 84-23 77-10 60- 8 52-21 79-11 52-15 96-30 73-27 56-16 62-23 54-16 52-21 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 883.9 890.6 887.9 889.0 889.1 887.6 887.9 886.9 890.8 885.1 889.9 887.8 883.9 DAY 24 20 22 23 5 3 31 6 11 5 10 17 1952 887.0 883.2 881.7 897.5 895.9 894.3 894.0 895.5 900.6 901.8 900.9 900.4 881.7 DAY 12 13 2 2 2 26 27 13 15 29 4 11 1953 895.1 893.1 891.4 895.8 893.5 892.2 893.4 897.3 898.5 898.4 897.5 898.6 891.4 DAY 12 20 13 12 8 30 1 24 10 4 20 21 1954 892.8 887.3 892.7 896.5 897.3 897.2 895.3 895.8 900.3 900.2 901.6 900.2 887.3 DAY 12 9 25 12 29 9 28 10 10 3 25 8 1955 899.7 894.0 890.4 894.1 893.5 895.1 892.4 890.8 897.3 902.1 899.6 894.9 890.4 DAY 25 11 4 11 3 30 29 7 10 7 23 9 1956 895.5 894.1 891.0 894.1 893.3 895.5 892.1 894.9 898.1 901.7 897.7 897.1 891.0 DAY 29 1 18 6 26 27 20 5 13 18 8 11 1957 890.4 895.8 891.0 895.3 897.1 896.7 892.6 893.9 900.6 898.8 902.1 896.7 890.4 DAY 20 28 15 1 9 29 13 8 29 9 29 7 1958 894.7 890.4 895.1 894.2 896.7 894.2 888.0 897.2 896.2 901.3 900.0 898.9 888.0 DAY 31 1 10 20 3 9 10 17 2 16 7 9 1959 897.4 891.7 896.8 892.7 891.7 892.7 894.7 890.8 896.5 899.3 898.9 901.1 890.8 DAY 24 21 1 7 20 6 28 23 13 13 26 21 1960 900.5 899.3 890.2 895.4 894.8 892.8 893.3 893.8 900.8 901.0 895.5 899.7 890.2 DAY 8 22 3 19 31 21 5 12 1 9 20 30 1961 895.5 895.9 894.1 895.6 891.4 889.7 892.3 895.1 896.8 902.7 897.3 892.9 889.7 DAY 22 14 17 1 29 6 12 7 19 4 23 23 1962 897.8 890.6 888.8 893.9 892.0 893.8 895.5 895.1 897.8 897.3 905.1 898.0 888.8 DAY 9 21 29 6 11 10 22 22 12 10 8 17 1963 900.5 896.4 894.1 893.8 892.6 894.9 895.2 896.0 898.0 902.2 900.4 894.8 892.6 DAY 2 13 17 16 12 10 5 13 4 31 16 11 1964 887.9 896.7 895.2 889.5 894.5 892.9 893.4 894.0 899.5 899.7 889.3 897.1 887.9 DAY 19 11 4 10 12 29 8 13 3 3 28 25 1965 894.7 890.6 890.8 889.3 896.1 893.0 893.4 897.1 900.8 891.2 899.9 897.6 889.3 DAY 11 8 24 20 3 19 12 1 17 25 9 18 1966 899.4 891.5 885.1 892.4 898.7 893.4 892.3 894.1 898.8 898.5 903.6 896.2 885.1 DAY 27 3 20 14 26 14 17 6 12 15 16 12 1967 895.1 891.8 888.4 889.3 895.5 892.7 891.9 895.4 894.7 900.1 900.2 894.2 888.4 DAY 31 25 25 26 28 1 10 6 19 1 25 24 1968 890.9 898.3 893.8 891.8 896.2 894.0 894.0 893.6 898.7 898.9 903.2 895.0 890.9 DAY 17 20 13 24 18 20 1 3 10 26 19 28 1969 895.1 892.6 892.1 888.9 893.7 894.5 895.3 894.7 897.4 895.6 898.5 897.9 888.9 DAY 21 9 21 18 2 23 29 8 10 30 9 14 1970 891.8 895.6 894.0 888.4 893.7 895.4 893.1 894.0 897.0 896.6 901.4 895.8 888.4 DAY 23 23 20 20 21 21 11 28 6 15 4 10 1971 893.3 888.3 896.2 891.2 895.8 891.7 893.0 896.6 899.6 899.0 900.2 898.6 888.3 DAY 14 14 20 14 12 6 24 19 3 9 5 20 1972 896.6 899.0 891.6 893.4 890.4 891.0 894.8 891.6 898.2 903.0 900.4 898.8 890.4 DAY 23 15 18 25 7 24 31 1 14 30 8 17 1973 892.8 885.2 893.8 892.2 892.9 891.2 892.6 897.2 899.3 900.6 900.1 898.4 885.2 DAY 16 23 4 9 31 16 11 10 2 30 24 7 1974 890.4 898.8 898.3 893.9 895.4 895.9 893.6 895.7 896.1 902.2 901.3 896.6 890.4 DAY 25 12 25 28 28 26 5 9 3 27 27 6 1975 898.2 891.5 892.8 897.0 897.4 895.1 893.5 893.5 893.6 898.5 898.0 898.1 891.5 DAY 6 11 3 25 16 13 5 14 10 10 30 24 1976 894.4 890.9 893.1 897.5 895.9 896.0 892.5 895.1 898.8 898.5 900.0 896.3 890.9 DAY 7 11 14 6 21 11 4 31 1 17 29 11 1977 898.0 896.0 898.5 892.0 896.7 892.6 892.0 892.0 900.7 899.0 897.1 899.1 892.0 DAY 8 25 5 25 26 22 2 18 16 5 18 24 1978 896.0 896.2 893.6 891.1 892.7 887.3 892.0 895.8 897.5 897.7 899.3 895.4 887.3 DAY 5 18 14 26 30 22 2 14 2 1 1 17 1979 ****** ****** ****** ****** ****** 893.7 894.3 895.1 900.2 899.1 893.8 897.5 ****** DAY ** ** ** ** ** 23 6 14 6 27 30 2 1980 895.5 893.3 887.7 893.3 897.1 893.2 895.7 895.8 898.8 898.6 898.9 896.3 887.7 DAY 7 19 3 27 6 17 3 20 14 5 25 12 1981 895.5 895.4 888.7 892.3 891.9 893.4 894.0 897.3 900.7 902.6 896.6 898.2 888.7 DAY 4 3 13 30 1 5 6 14 18 17 23 19 1982 894.6 894.3 892.5 895.0 898.6 897.3 891.8 891.1 900.8 899.6 899.8 899.5 891.1 DAY 29 1 3 19 24 28 31 1 14 21 7 28 1983 887.4 893.6 892.0 896.7 897.3 895.6 892.0 894.7 898.1 898.7 901.2 897.9 887.4 DAY 25 18 6 24 3 23 28 4 9 5 12 12 1984 900.3 895.3 894.2 895.5 892.7 894.1 894.4 894.9 899.2 898.6 897.5 900.3 892.7 DAY 15 9 13 10 30 21 16 9 9 18 14 14 1985 896.0 888.4 894.0 894.8 897.2 894.4 895.6 897.7 899.1 898.3 903.2 893.8 888.4 DAY 3 6 25 25 4 20 28 6 7 11 11 19 1986 893.1 898.0 897.5 896.8 893.0 893.8 896.5 897.7 900.9 901.7 897.4 892.1 892.1 DAY 20 7 10 12 11 19 21 15 4 5 8 21 1987 896.6 891.2 889.9 892.0 897.6 897.2 894.9 895.9 898.3 902.6 898.5 897.7 889.9 DAY 3 11 20 20 23 14 9 19 6 5 8 14 1988 896.5 896.9 889.2 896.4 892.9 889.8 894.0 894.6 898.6 898.0 897.9 892.9 889.2 DAY 29 2 5 1 29 24 1 30 6 31 20 26 1989 896.2 896.3 890.0 898.3 896.1 895.4 896.2 893.1 895.5 897.6 900.4 896.7 890.0 DAY 3 23 29 29 8 10 18 2 13 2 20 5 1990 899.1 889.8 896.4 892.5 890.8 894.2 895.6 896.0 898.3 902.0 898.3 899.6 889.8 DAY 5 16 25 16 13 27 31 8 2 26 1 26 1991 896.2 896.5 890.8 891.8 890.6 893.5 890.3 895.0 897.5 902.9 901.6 893.7 890.3 DAY 5 5 7 5 23 12 8 12 22 5 5 26 1992 894.0 893.7 891.5 895.9 896.8 893.2 895.4 897.0 898.3 900.7 896.8 898.6 891.5 DAY 3 25 31 1 10 20 19 2 18 25 26 28 1993 894.8 899.0 890.7 893.5 897.4 895.7 896.4 896.8 897.7 900.6 897.8 900.3 890.7 DAY 9 5 22 21 7 19 25 13 14 2 11 5 1994 892.2 894.8 892.5 896.2 894.5 894.3 894.3 893.5 901.2 900.9 894.2 890.5 890.5 DAY 17 9 13 2 2 30 21 2 1 15 26 4 1995 900.0 895.9 891.6 896.9 898.3 893.5 890.4 894.8 897.2 900.8 890.1 902.4 890.1 DAY 12 9 26 16 16 30 1 23 20 4 26 26 1996 895.9 891.8 894.4 896.1 897.9 894.7 895.5 895.8 894.1 897.3 903.2 898.6 891.8 DAY 7 6 26 19 30 2 7 9 9 27 29 25 1997 895.6 891.7 890.8 889.4 890.3 894.0 892.2 895.4 896.2 901.3 903.3 895.8 889.4 DAY 18 1 30 10 5 24 16 6 2 7 19 10 1998 888.5 889.6 888.5 894.9 893.0 897.4 888.8 897.5 897.3 897.7 901.5 900.1 888.5 DAY 14 14 19 22 22 24 6 13 3 2 17 21 1999 898.5 887.9 895.2 894.8 894.4 888.2 895.0 895.1 897.1 901.1 899.8 900.1 887.9 DAY 10 21 22 9 21 26 12 7 16 19 26 16 2000 892.2 894.8 893.6 896.5 895.5 893.9 894.5 894.2 894.7 901.3 902.2 895.4 892.2 DAY 21 7 25 11 28 25 11 4 1 18 7 16 2001 901.5 889.5 891.3 892.0 892.6 892.4 893.6 896.0 894.4 899.4 895.6 899.0 889.5 DAY 1 22 26 13 9 18 18 31 1 25 19 6 2002 896.8 894.6 892.3 886.3 895.2 889.3 893.6 892.8 899.3 899.9 898.9 891.9 886.3 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 889.9 889.9 891.4 897.3 896.5 895.3 893.7 896.0 895.3 897.9 900.0 897.4 889.9 DAY 29 21 27 27 30 30 1 1 7 26 21 7 2004 890.9 891.3 895.7 893.4 890.9 894.1 895.7 893.1 898.3 902.0 892.7 897.5 890.9 DAY 28 16 31 16 14 18 11 13 11 22 24 10 2005 893.9 893.8 892.6 896.7 891.5 891.1 891.3 893.4 897.4 899.8 900.7 897.4 891.1 DAY 11 2 24 28 6 21 6 8 5 21 9 26 1951-2005 883.9 883.2 881.7 886.3 889.1 887.3 887.9 886.9 890.8 885.1 889.3 887.8 881.7 YEAR-DAY 51-24 52-13 52- 2 2- 4 51- 5 78-22 51-31 51- 6 51-11 51- 5 64-28 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.3 1011.4 1009.9 1008.6 1007.4 1005.7 1004.2 1005.8 1009.6 1009.6 1012.4 1011.3 1008.8 1952 1010.6 1006.0 1008.2 1017.5 1016.8 1014.3 1012.8 1013.8 1019.7 1022.0 1023.1 1023.7 1015.7 1953 1019.3 1016.1 1016.7 1018.7 1015.4 1013.3 1012.2 1014.5 1018.8 1022.8 1022.9 1023.4 1017.8 1954 1015.1 1016.5 1020.5 1015.6 1016.1 1014.3 1011.0 1014.0 1017.9 1021.2 1023.6 1022.8 1017.4 1955 1022.1 1016.5 1016.0 1017.9 1016.5 1013.7 1010.0 1012.3 1017.2 1021.6 1020.6 1017.9 1016.9 1956 1019.0 1017.2 1014.8 1015.2 1014.3 1014.5 1011.1 1014.3 1017.4 1022.4 1021.4 1022.8 1017.0 1957 1018.3 1019.7 1016.8 1018.3 1015.3 1015.5 1013.1 1015.2 1018.6 1022.3 1022.1 1020.2 1017.9 1958 1019.0 1019.1 1016.0 1016.3 1018.9 1013.2 1010.8 1014.6 1016.9 1022.1 1025.9 1019.8 1017.7 1959 1019.4 1015.5 1018.3 1017.4 1015.5 1014.3 1011.3 1011.4 1014.9 1020.6 1022.7 1023.8 1017.1 1960 1020.9 1020.1 1016.9 1017.0 1018.1 1014.1 1012.9 1012.8 1018.9 1021.8 1022.2 1023.7 1018.3 1961 1021.0 1020.0 1016.4 1016.6 1015.2 1014.0 1011.2 1014.3 1016.0 1023.4 1020.6 1018.6 1017.3 1962 1020.9 1017.8 1015.8 1015.7 1016.6 1014.7 1012.1 1015.8 1019.5 1022.0 1026.1 1020.0 1018.1 1963 1019.6 1018.4 1014.7 1013.7 1012.4 1013.9 1011.7 1013.9 1018.4 1021.6 1021.3 1020.3 1016.7 1964 1020.7 1017.5 1017.1 1014.0 1016.2 1012.8 1011.2 1011.9 1017.9 1023.6 1020.8 1024.0 1017.3 1965 1018.6 1015.8 1018.9 1014.0 1016.6 1014.0 1011.9 1015.6 1019.2 1020.3 1021.0 1019.2 1017.1 1966 1020.2 1016.9 1015.0 1015.4 1017.5 1013.3 1011.5 1012.6 1017.8 1021.5 1027.2 1018.8 1017.3 1967 1020.2 1017.1 1014.1 1014.4 1016.5 1013.7 1011.3 1012.5 1016.3 1021.9 1019.9 1018.2 1016.3 1968 1015.1 1018.9 1016.1 1017.9 1017.3 1013.6 1013.2 1012.6 1017.6 1021.5 1022.5 1019.0 1017.1 1969 1019.9 1020.8 1016.0 1016.4 1016.6 1013.4 1012.2 1015.2 1018.5 1020.3 1022.5 1020.3 1017.7 1970 1019.0 1017.6 1018.4 1018.6 1014.3 1013.6 1010.8 1011.8 1017.1 1020.2 1022.0 1020.6 1017.0 1971 1023.7 1015.0 1018.0 1015.8 1015.6 1011.0 1011.2 1013.3 1018.7 1021.6 1021.3 1017.9 1016.9 1972 1021.4 1022.6 1018.3 1017.1 1014.9 1014.3 1012.5 1016.4 1019.0 1022.2 1022.0 1023.9 1018.7 1973 1022.5 1017.0 1018.6 1014.7 1016.1 1013.3 1011.0 1014.9 1019.6 1022.3 1020.9 1022.7 1017.8 1974 1020.3 1021.8 1022.3 1014.4 1015.8 1013.2 1012.1 1014.5 1018.2 1023.2 1023.4 1020.4 1018.3 1975 1021.2 1017.8 1017.2 1018.6 1016.0 1013.2 1011.0 1013.4 1018.0 1021.0 1023.4 1021.8 1017.7 1976 1017.5 1018.9 1018.1 1016.8 1016.1 1014.7 1010.6 1013.1 1017.7 1019.9 1025.8 1023.1 1017.7 1977 1021.1 1022.2 1021.3 1015.2 1016.5 1012.2 1010.6 1013.9 1019.3 1021.8 1021.4 1021.1 1018.0 1978 1021.0 1020.5 1017.6 1013.6 1015.2 1013.0 1013.1 1014.3 1017.2 1022.4 1024.0 1019.9 1017.7 1979 ****** ****** ****** ****** ****** 1016.1 1013.1 1014.3 1020.3 1021.3 1025.1 1019.4 ****** 1980 1019.5 1020.0 1017.2 1015.4 1016.3 1014.2 1012.8 1014.6 1018.4 1020.4 1021.2 1019.9 1017.5 1981 1019.6 1017.5 1015.7 1016.0 1016.0 1014.8 1012.3 1014.7 1020.2 1023.7 1020.4 1020.7 1017.6 1982 1019.3 1017.4 1017.1 1017.4 1019.5 1015.2 1011.7 1014.1 1020.0 1021.0 1023.3 1022.2 1018.2 1983 1019.7 1018.1 1018.1 1016.7 1016.0 1015.3 1011.7 1013.3 1017.9 1022.3 1022.9 1022.8 1017.9 1984 1020.9 1024.2 1017.5 1015.6 1015.3 1014.0 1011.4 1012.1 1019.2 1022.7 1021.3 1025.6 1018.3 1985 1019.6 1012.7 1021.5 1015.7 1016.6 1012.6 1013.0 1015.9 1018.4 1021.6 1023.7 1020.8 1017.7 1986 1020.2 1018.8 1020.8 1019.2 1016.5 1012.4 1013.9 1015.4 1019.1 1021.8 1021.4 1019.3 1018.2 1987 1020.2 1019.5 1014.1 1017.4 1017.2 1015.3 1013.8 1013.8 1018.8 1024.7 1023.0 1020.9 1018.2 1988 1019.4 1018.8 1014.4 1017.4 1016.2 1012.2 1011.2 1013.2 1018.1 1021.8 1020.9 1018.3 1016.8 1989 1019.3 1021.7 1015.8 1019.1 1018.0 1013.6 1013.0 1013.8 1016.8 1021.2 1022.1 1019.1 1017.8 1990 1020.6 1017.1 1020.1 1015.3 1016.2 1012.3 1012.6 1014.9 1016.9 1021.6 1022.1 1021.6 1017.6 1991 1020.2 1020.4 1018.1 1016.7 1013.9 1014.1 1011.8 1014.0 1018.6 1021.9 1023.3 1018.3 1017.6 1992 1018.8 1015.0 1018.0 1015.5 1017.9 1013.2 1013.0 1016.2 1019.2 1021.0 1021.7 1020.1 1017.5 1993 1020.5 1019.9 1017.9 1016.5 1016.4 1013.9 1013.4 1015.8 1017.7 1025.1 1022.1 1022.9 1018.5 1994 1019.6 1017.8 1017.7 1018.7 1016.2 1012.1 1011.4 1012.9 1021.7 1023.3 1019.0 1021.1 1017.6 1995 1021.2 1019.3 1018.0 1015.6 1017.7 1013.2 1010.2 1013.3 1016.9 1022.0 1019.5 1022.9 1017.5 1996 1022.3 1018.6 1016.7 1018.0 1017.6 1014.4 1013.7 1015.3 1015.1 1020.8 1025.4 1022.4 1018.4 1997 1018.8 1019.1 1014.8 1014.8 1017.3 1012.7 1010.8 1014.3 1019.0 1020.1 1022.8 1019.7 1017.0 1998 1017.3 1018.6 1016.1 1016.2 1017.5 1015.6 1011.7 1015.0 1017.5 1022.0 1022.3 1024.0 1017.8 1999 1020.3 1016.8 1016.9 1018.1 1016.8 1012.9 1011.7 1013.2 1016.8 1020.2 1020.9 1023.6 1017.4 2000 1018.1 1018.2 1017.2 1016.0 1015.0 1013.7 1013.1 1014.2 1016.3 1021.8 1024.1 1021.0 1017.4 2001 1022.4 1018.1 1017.1 1016.4 1014.0 1012.4 1012.9 1014.9 1017.6 1021.0 1020.0 1021.9 1017.4 2002 1020.3 1018.7 1016.9 1014.3 1015.7 1012.5 1013.2 1012.8 1018.3 1020.5 1022.5 1020.5 1017.2 2003 1019.5 1015.5 1016.7 1017.3 1017.8 1013.8 1011.3 1014.6 1017.6 1019.5 1022.1 1022.6 1017.4 2004 1016.5 1017.6 1020.6 1016.9 1014.0 1013.8 1013.3 1013.2 1019.4 1023.1 1019.8 1020.1 1017.4 2005 1018.5 1018.4 1015.1 1019.1 1016.2 1013.2 1012.3 1013.5 1017.2 1022.1 1023.0 1022.2 1017.6 MEAN 1019.5 1018.0 1017.0 1016.3 1016.1 1013.5 1011.9 1013.9 1018.0 1021.6 1022.2 1021.0 1017.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1021.0 1020.5 1019.5 1015.9 1015.5 1012.6 1008.5 1009.0 1014.9 1018.3 1023.4 1020.1 1023.4 DAY 31 13 15 14 30 29 11 21 28 16 2 8 1952 1020.3 1013.0 1023.7 1027.7 1050.4 1024.5 1023.4 1019.5 1026.5 1029.5 1033.9 1033.6 1050.4 DAY 18 1 28 9 21 4 15 17 27 31 17 12 1953 1027.6 1027.0 1030.9 1026.3 1021.1 1021.4 1017.3 1019.9 1027.7 1036.1 1036.0 1029.3 1036.1 DAY 3 16 28 1 5 6 21 31 21 27 10 10 1954 1024.4 1031.1 1030.7 1026.7 1024.9 1018.1 1013.4 1018.2 1022.8 1027.7 1034.7 1036.9 1036.9 DAY 18 22 7 30 2 4 31 31 23 12 27 16 1955 1030.6 1025.4 1026.4 1024.7 1023.5 1018.4 1015.2 1019.3 1023.8 1026.9 1030.1 1031.7 1031.7 DAY 10 9 23 2 27 2 10 21 22 13 12 3 1956 1025.0 1024.8 1021.0 1025.7 1020.2 1020.8 1016.9 1019.3 1027.9 1037.1 1032.9 1030.9 1037.1 DAY 26 19 2 16 23 12 25 30 29 16 13 19 1957 1026.1 1026.7 1024.9 1027.8 1021.9 1020.5 1022.5 1020.0 1021.5 1031.7 1029.6 1030.4 1031.7 DAY 4 19 22 23 12 21 6 17 16 13 22 23 1958 1024.9 1028.7 1025.4 1025.9 1025.2 1017.2 1018.7 1019.3 1023.0 1027.5 1031.7 1028.7 1031.7 DAY 13 13 28 24 24 24 16 25 22 23 16 6 1959 1026.1 1021.1 1027.5 1025.5 1021.4 1020.0 1015.7 1015.9 1021.1 1030.7 1030.7 1031.7 1031.7 DAY 14 11 21 9 5 22 16 30 25 21 22 28 1960 1027.8 1026.8 1025.4 1036.0 1025.7 1020.3 1019.3 1017.1 1022.3 1028.5 1030.9 1031.0 1036.0 DAY 19 7 22 8 26 8 17 15 20 31 27 6 1961 1030.9 1028.8 1028.7 1023.7 1025.3 1020.1 1015.8 1019.1 1022.6 1031.9 1029.0 1028.5 1031.9 DAY 10 22 4 18 15 9 24 13 25 25 1 4 1962 1031.0 1027.3 1026.3 1025.6 1021.2 1020.6 1016.8 1023.7 1029.1 1029.9 1036.5 1031.0 1036.5 DAY 13 12 7 20 17 23 31 27 25 28 23 4 1963 1026.4 1027.8 1023.3 1023.3 1018.3 1021.1 1016.0 1019.3 1029.7 1028.1 1031.2 1034.5 1034.5 DAY 6 7 23 3 14 13 29 6 25 19 27 27 1964 1029.1 1025.2 1025.0 1027.3 1021.2 1019.9 1016.8 1017.3 1024.5 1031.2 1032.4 1031.9 1032.4 DAY 22 28 18 25 17 3 27 22 17 30 11 10 1965 1027.8 1026.9 1029.7 1022.4 1028.4 1020.0 1015.8 1021.7 1024.5 1030.0 1026.3 1026.5 1030.0 DAY 30 1 15 9 21 3 25 9 20 29 20 4 1966 1027.6 1024.7 1023.5 1024.2 1023.5 1019.1 1017.0 1015.9 1023.8 1031.0 1035.2 1030.3 1035.2 DAY 1 23 6 27 18 3 11 16 16 10 23 30 1967 1029.2 1030.2 1028.4 1024.3 1024.5 1021.0 1018.0 1017.4 1023.2 1029.6 1027.0 1025.6 1030.2 DAY 7 4 1 13 3 8 23 25 26 16 10 12 1968 1025.8 1026.1 1029.0 1029.0 1022.7 1021.7 1018.2 1018.4 1024.6 1030.9 1029.8 1029.0 1030.9 DAY 20 7 27 1 8 1 15 30 20 28 22 23 1969 1030.4 1028.8 1026.1 1023.9 1024.4 1021.1 1015.1 1020.9 1029.8 1027.0 1030.1 1027.1 1030.4 DAY 7 11 12 23 12 2 3 31 14 9 23 26 1970 1029.3 1025.0 1026.9 1026.4 1021.3 1022.1 1014.6 1017.9 1023.3 1028.2 1034.4 1030.0 1034.4 DAY 3 16 26 23 10 12 23 30 18 12 15 16 1971 1035.1 1022.2 1027.3 1028.6 1022.3 1016.6 1012.9 1017.0 1023.2 1030.6 1029.8 1028.6 1035.1 DAY 9 2 7 10 2 18 26 21 24 11 21 29 1972 1033.9 1032.0 1031.2 1025.9 1025.6 1022.4 1015.7 1021.7 1025.9 1028.1 1030.9 1030.4 1033.9 DAY 5 2 16 16 24 18 16 25 17 26 12 3 1973 1037.1 1027.5 1028.8 1023.3 1026.5 1020.6 1015.9 1018.1 1030.1 1031.3 1030.0 1034.3 1037.1 DAY 26 7 10 11 8 3 1 7 27 23 21 27 1974 1031.9 1030.1 1029.9 1025.2 1021.7 1016.0 1015.8 1018.9 1023.1 1031.0 1033.0 1030.1 1033.0 DAY 6 4 10 26 10 18 30 26 23 15 18 3 1975 1036.5 1025.8 1026.4 1027.5 1021.7 1018.1 1015.1 1021.3 1027.1 1030.4 1033.8 1030.8 1036.5 DAY 15 18 5 5 5 18 29 18 19 21 15 5 1976 1026.9 1030.4 1026.4 1025.9 1021.4 1018.4 1017.1 1016.7 1025.4 1032.5 1036.3 1030.7 1036.3 DAY 1 21 27 4 2 15 7 27 11 31 14 20 1977 1032.7 1029.5 1035.8 1024.1 1022.0 1016.6 1014.3 1018.8 1023.8 1031.0 1028.8 1034.4 1035.8 DAY 6 18 10 1 29 6 13 20 29 24 27 13 1978 1031.6 1033.0 1026.7 1024.1 1023.3 1023.7 1019.3 1019.9 1024.8 1029.8 1032.3 1036.5 1036.5 DAY 13 6 20 12 3 9 8 22 28 11 6 24 1979 ****** ****** ****** ****** ****** 1025.3 1017.4 1021.3 1027.1 1031.0 1034.1 1027.9 ****** DAY ** ** ** ** ** 11 21 29 23 10 13 23 1980 1028.8 1028.6 1025.5 1025.8 1021.7 1022.5 1018.7 1024.7 1026.8 1025.2 1029.2 1027.6 1029.2 DAY 16 1 28 2 17 2 18 31 26 7 3 17 1981 1029.8 1024.1 1026.1 1025.6 1027.4 1021.0 1017.3 1018.7 1026.0 1030.6 1028.9 1029.3 1030.6 DAY 9 28 9 11 22 9 30 4 27 25 16 2 1982 1030.6 1027.7 1024.9 1029.7 1028.9 1022.6 1016.0 1018.5 1026.3 1031.7 1029.8 1031.2 1031.7 DAY 19 12 16 5 10 7 20 27 21 26 11 10 1983 1034.1 1026.8 1027.8 1024.3 1024.3 1024.1 1018.3 1017.8 1023.0 1029.6 1033.2 1032.9 1034.1 DAY 8 11 15 30 19 1 1 8 29 29 26 4 1984 1031.7 1035.3 1027.8 1023.9 1020.9 1017.1 1014.8 1016.1 1023.7 1032.1 1031.0 1034.5 1035.3 DAY 5 23 5 14 12 13 4 31 22 22 27 19 1985 1025.6 1024.2 1035.6 1029.8 1025.6 1018.0 1016.5 1020.9 1026.5 1028.7 1032.1 1029.5 1035.6 DAY 28 24 6 17 13 10 18 31 22 3 1 15 1986 1030.6 1024.9 1028.4 1027.7 1025.0 1018.1 1018.2 1018.5 1024.2 1029.7 1030.6 1035.4 1035.4 DAY 29 23 30 5 19 2 4 9 23 15 22 7 1987 1032.5 1027.5 1026.1 1024.5 1024.2 1019.2 1018.7 1019.8 1027.3 1033.4 1034.2 1034.4 1034.4 DAY 21 12 23 22 1 23 11 8 24 29 30 2 1988 1030.9 1030.3 1023.9 1029.5 1026.4 1020.2 1015.2 1018.3 1025.9 1030.6 1031.0 1026.7 1031.0 DAY 3 7 18 9 5 1 23 22 25 17 6 30 1989 1031.9 1030.0 1022.4 1024.3 1022.8 1017.8 1016.1 1019.9 1027.5 1029.3 1029.1 1024.1 1031.9 DAY 22 4 8 9 21 3 11 20 24 24 8 19 1990 1029.6 1028.2 1031.9 1022.3 1025.3 1018.1 1015.9 1018.7 1021.7 1032.7 1031.9 1030.2 1032.7 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 1028.6 1029.9 1024.5 1023.4 1019.8 1020.2 1016.3 1018.9 1023.9 1025.8 1027.7 1027.5 1029.9 DAY 12 15 5 15 5 24 12 22 29 14 23 17 1992 1031.2 1022.6 1026.4 1019.8 1025.6 1020.6 1017.1 1022.4 1025.5 1028.6 1032.8 1028.6 1032.8 DAY 10 17 13 4 3 7 14 31 30 30 4 3 1993 1031.4 1029.1 1027.5 1026.7 1025.6 1023.3 1018.0 1019.5 1026.7 1031.2 1030.2 1028.8 1031.4 DAY 7 10 17 1 10 23 28 29 23 17 26 7 1994 1032.3 1031.1 1025.4 1029.1 1023.1 1016.2 1014.7 1017.3 1028.0 1029.1 1026.5 1030.6 1032.3 DAY 10 18 1 6 19 9 2 8 23 24 7 8 1995 1031.3 1026.8 1026.1 1020.3 1024.4 1020.0 1013.6 1021.0 1023.1 1036.0 1031.3 1032.0 1036.0 DAY 7 18 3 1 27 1 4 25 22 18 16 11 1996 1034.3 1026.0 1020.9 1026.6 1023.1 1021.0 1021.4 1026.7 1023.9 1032.3 1036.3 1031.8 1036.3 DAY 10 27 29 5 4 12 4 30 25 2 19 8 1997 1028.9 1027.3 1030.3 1022.5 1023.2 1017.9 1015.0 1019.4 1025.9 1027.3 1035.6 1029.1 1035.6 DAY 24 26 11 14 8 5 9 24 8 9 8 29 1998 1027.3 1032.5 1026.5 1025.4 1026.3 1020.3 1016.8 1018.1 1023.9 1033.9 1032.4 1031.4 1033.9 DAY 4 23 27 12 3 5 20 19 13 10 21 30 1999 1032.5 1027.0 1024.9 1028.9 1022.2 1022.0 1017.0 1018.4 1022.6 1026.1 1028.4 1033.6 1033.6 DAY 2 12 31 23 9 17 19 19 24 27 30 11 2000 1027.6 1026.9 1027.3 1023.1 1022.8 1019.8 1017.1 1018.2 1022.6 1028.7 1035.1 1029.5 1035.1 DAY 31 29 1 4 5 16 26 19 26 16 17 10 2001 1029.1 1032.8 1029.5 1028.6 1019.7 1021.0 1017.1 1019.8 1025.3 1031.4 1027.1 1029.3 1032.8 DAY 26 10 2 2 19 2 30 6 22 11 20 10 2002 1028.2 1030.3 1032.4 1023.8 1023.7 1020.1 1019.3 1019.2 1023.2 1024.2 1030.6 1035.7 1035.7 DAY 26 19 11 1 17 25 3 31 21 11 18 4 2003 1026.7 1026.4 1028.5 1024.2 1027.9 1020.6 1016.8 1017.7 1026.3 1026.3 1032.3 1035.0 1035.0 DAY 11 13 3 16 2 7 4 8 27 16 26 12 2004 1025.6 1023.4 1033.3 1025.8 1022.2 1022.3 1018.4 1018.1 1023.6 1030.1 1026.6 1032.1 1033.3 DAY 1 13 9 11 22 14 6 7 21 15 29 4 2005 1027.8 1028.5 1023.5 1031.1 1024.8 1018.2 1016.2 1019.5 1022.4 1030.0 1027.9 1032.9 1032.9 DAY 8 17 27 6 19 6 16 27 10 24 27 29 1951-2005 1037.1 1035.3 1035.8 1036.0 1050.4 1025.3 1023.4 1026.7 1030.1 1037.1 1036.5 1036.9 1050.4 YEAR-DAY 73-26 84-23 77-10 60- 8 52-21 79-11 52-15 96-30 73-27 56-16 62-23 54-16 52-21 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 996.5 1003.9 1000.9 1002.1 1002.2 1000.6 1000.9 999.8 1004.1 997.8 1003.1 1000.8 996.5 DAY 24 20 22 23 5 3 31 6 11 5 10 17 1952 999.9 995.7 994.1 1011.5 1009.7 1008.0 1007.6 1009.3 1014.9 1016.2 1015.2 1014.7 994.1 DAY 12 13 2 2 2 26 27 13 15 29 4 11 1953 1008.9 1006.6 1004.8 1009.6 1007.1 1005.7 1007.0 1011.3 1012.6 1012.5 1011.5 1012.7 1004.8 DAY 12 20 13 12 8 30 1 24 10 4 20 21 1954 1006.3 1000.3 1006.2 1010.4 1011.3 1011.2 1009.1 1009.6 1014.6 1014.5 1016.0 1014.5 1000.3 DAY 12 9 25 12 29 9 28 10 10 3 25 8 1955 1013.9 1007.6 1003.7 1007.8 1007.1 1008.9 1005.9 1004.1 1011.3 1016.6 1013.8 1008.6 1003.7 DAY 25 11 4 11 3 30 29 7 10 7 23 9 1956 1009.3 1007.8 1004.3 1007.8 1006.9 1009.3 1005.5 1008.6 1012.2 1016.1 1011.7 1011.1 1004.3 DAY 29 1 18 6 26 27 20 5 13 18 8 11 1957 1003.7 1009.6 1004.3 1009.1 1011.1 1010.6 1006.1 1007.5 1014.9 1012.9 1016.6 1010.6 1003.7 DAY 20 28 15 1 9 29 13 8 29 9 29 7 1958 1008.4 1003.7 1008.9 1007.9 1010.6 1007.9 1001.0 1011.2 1010.1 1015.7 1014.3 1013.0 1001.0 DAY 31 1 10 20 3 9 10 17 2 16 7 9 1959 1011.4 1005.1 1010.7 1006.2 1005.1 1006.2 1008.4 1004.1 1010.4 1013.5 1013.0 1015.5 1004.1 DAY 24 21 1 7 20 6 28 23 13 13 26 21 1960 1014.8 1013.5 1003.5 1009.2 1008.5 1006.3 1006.9 1007.4 1015.1 1015.4 1009.3 1013.9 1003.5 DAY 8 22 3 19 31 21 5 12 1 9 20 30 1961 1009.3 1009.7 1007.8 1009.4 1004.8 1002.9 1005.8 1008.9 1010.7 1017.2 1011.3 1006.4 1002.9 DAY 22 14 17 1 29 6 12 7 19 4 23 23 1962 1011.8 1003.9 1001.9 1007.5 1005.4 1007.4 1009.3 1008.9 1011.8 1011.3 1019.9 1012.0 1001.9 DAY 9 21 29 6 11 10 22 22 12 10 8 17 1963 1014.8 1010.3 1007.8 1007.4 1006.1 1008.6 1009.0 1009.8 1012.0 1016.7 1014.7 1008.5 1006.1 DAY 2 13 17 16 12 10 5 13 4 31 16 11 1964 1000.9 1010.6 1009.0 1002.7 1008.2 1006.4 1007.0 1007.6 1013.7 1013.9 1002.5 1011.1 1000.9 DAY 19 11 4 10 12 29 8 13 3 3 28 25 1965 1008.4 1003.9 1004.1 1002.5 1010.0 1006.5 1007.0 1011.1 1015.1 1004.6 1014.1 1011.6 1002.5 DAY 11 8 24 20 3 19 12 1 17 25 9 18 1966 1013.6 1004.9 997.8 1005.9 1012.8 1007.0 1005.8 1007.8 1012.9 1012.6 1018.2 1010.1 997.8 DAY 27 3 20 14 26 14 17 6 12 15 16 12 1967 1008.9 1005.2 1001.5 1002.5 1009.3 1006.2 1005.3 1009.2 1008.4 1014.4 1014.5 1007.9 1001.5 DAY 31 25 25 26 28 1 10 6 19 1 25 24 1968 1004.2 1012.4 1007.4 1005.2 1010.1 1007.6 1007.6 1007.2 1012.8 1013.0 1017.8 1008.7 1004.2 DAY 17 20 13 24 18 20 1 3 10 26 19 28 1969 1008.9 1006.1 1005.5 1002.0 1007.3 1008.2 1009.1 1008.4 1011.4 1009.4 1012.6 1011.9 1002.0 DAY 21 9 21 18 2 23 29 8 10 30 9 14 1970 1005.2 1009.4 1007.6 1001.5 1007.3 1009.2 1006.6 1007.6 1010.9 1010.5 1015.8 1009.6 1001.5 DAY 23 23 20 20 21 21 11 28 6 15 4 10 1971 1006.9 1001.4 1010.1 1004.6 1009.6 1005.1 1006.5 1010.5 1013.8 1013.1 1014.5 1012.7 1001.4 DAY 14 14 20 14 12 6 24 19 3 9 5 20 1972 1010.5 1013.1 1005.0 1007.0 1003.7 1004.3 1008.5 1005.0 1012.3 1017.6 1014.7 1012.9 1003.7 DAY 23 15 18 25 7 24 31 1 14 30 8 17 1973 1006.3 997.9 1007.4 1005.7 1006.4 1004.6 1006.1 1011.2 1013.5 1014.9 1014.4 1012.5 997.9 DAY 16 23 4 9 31 16 11 10 2 30 24 7 1974 1003.7 1012.9 1012.4 1007.5 1009.2 1009.7 1007.2 1009.5 1010.0 1016.7 1015.7 1010.5 1003.7 DAY 25 12 25 28 28 26 5 9 3 27 27 6 1975 1012.3 1004.9 1006.3 1010.9 1011.4 1008.9 1007.1 1007.1 1007.2 1012.6 1012.0 1012.2 1004.9 DAY 6 11 3 25 16 13 5 14 10 10 30 24 1976 1008.1 1004.2 1006.6 1011.5 1009.7 1009.8 1006.0 1008.9 1012.9 1012.6 1014.3 1010.2 1004.2 DAY 7 11 14 6 21 11 4 31 1 17 29 11 1977 1012.0 1009.8 1012.6 1005.4 1010.6 1006.1 1005.4 1005.4 1015.0 1013.1 1011.1 1013.3 1005.4 DAY 8 25 5 25 26 22 2 18 16 5 18 24 1978 1009.8 1010.1 1007.2 1004.4 1006.2 1000.3 1005.4 1009.6 1011.5 1011.7 1013.5 1009.2 1000.3 DAY 5 18 14 26 30 22 2 14 2 1 1 17 1979 ****** ****** ****** ****** ****** 1007.3 1008.0 1008.9 1014.5 1013.3 1007.4 1011.5 ****** DAY ** ** ** ** ** 23 6 14 6 27 30 2 1980 1009.3 1006.9 1000.7 1006.9 1011.1 1006.8 1009.5 1009.6 1012.9 1012.7 1013.0 1010.2 1000.7 DAY 7 19 3 27 6 17 3 20 14 5 25 12 1981 1009.3 1009.2 1001.8 1005.8 1005.3 1007.0 1007.6 1011.3 1015.0 1017.1 1010.5 1012.3 1001.8 DAY 4 3 13 30 1 5 6 14 18 17 23 19 1982 1008.3 1008.0 1006.0 1008.7 1012.7 1011.3 1005.2 1004.4 1015.1 1013.8 1014.0 1013.7 1004.4 DAY 29 1 3 19 24 28 31 1 14 21 7 28 1983 1000.4 1007.2 1005.4 1010.6 1011.3 1009.4 1005.4 1008.4 1012.2 1012.8 1015.6 1011.9 1000.4 DAY 25 18 6 24 3 23 28 4 9 5 12 12 1984 1014.6 1009.1 1007.9 1009.3 1006.2 1007.8 1008.1 1008.6 1013.4 1012.7 1011.5 1014.6 1006.2 DAY 15 9 13 10 30 21 16 9 9 18 14 14 1985 1009.8 1001.5 1007.6 1008.5 1011.2 1008.1 1009.4 1011.7 1013.3 1012.4 1017.8 1007.4 1001.5 DAY 3 6 25 25 4 20 28 6 7 11 11 19 1986 1006.6 1012.0 1011.5 1010.7 1006.5 1007.4 1010.4 1011.7 1015.2 1016.1 1011.4 1005.5 1005.5 DAY 20 7 10 12 11 19 21 15 4 5 8 21 1987 1010.5 1004.6 1003.1 1005.4 1011.6 1011.2 1008.6 1009.7 1012.4 1017.1 1012.6 1011.7 1003.1 DAY 3 11 20 20 23 14 9 19 6 5 8 14 1988 1010.4 1010.8 1002.4 1010.3 1006.4 1003.0 1007.6 1008.3 1012.7 1012.0 1011.9 1006.4 1002.4 DAY 29 2 5 1 29 24 1 30 6 31 20 26 1989 1010.1 1010.2 1003.2 1012.4 1010.0 1009.2 1010.1 1006.6 1009.3 1011.6 1014.7 1010.6 1003.2 DAY 3 23 29 29 8 10 18 2 13 2 20 5 1990 1013.3 1003.0 1010.3 1006.0 1004.1 1007.9 1009.4 1009.8 1012.4 1016.5 1012.4 1013.8 1003.0 DAY 5 16 25 16 13 27 31 8 2 26 1 26 1991 1010.1 1010.4 1004.1 1005.2 1003.9 1007.1 1003.6 1008.7 1011.5 1017.4 1016.0 1007.3 1003.6 DAY 5 5 7 5 23 12 8 12 22 5 5 26 1992 1007.6 1007.3 1004.9 1009.7 1010.7 1006.8 1009.2 1010.9 1012.4 1015.0 1010.7 1012.7 1004.9 DAY 3 25 31 1 10 20 19 2 18 25 26 28 1993 1008.5 1013.1 1004.0 1007.1 1011.4 1009.5 1010.3 1010.7 1011.7 1014.9 1011.8 1014.6 1004.0 DAY 9 5 22 21 7 19 25 13 14 2 11 5 1994 1005.7 1008.5 1006.0 1010.1 1008.2 1008.0 1008.0 1007.1 1015.6 1015.2 1007.9 1003.8 1003.8 DAY 17 9 13 2 2 30 21 2 1 15 26 4 1995 1014.3 1009.7 1005.0 1010.8 1012.4 1007.1 1003.7 1008.5 1011.2 1015.1 1003.3 1016.9 1003.3 DAY 12 9 26 16 16 30 1 23 20 4 26 26 1996 1009.7 1005.2 1008.1 1010.0 1011.9 1008.4 1009.3 1009.6 1007.8 1011.3 1017.8 1012.7 1005.2 DAY 7 6 26 19 30 2 7 9 9 27 29 25 1997 1009.4 1005.1 1004.1 1002.6 1003.6 1007.6 1005.7 1009.2 1010.1 1015.7 1017.9 1009.6 1002.6 DAY 18 1 30 10 5 24 16 6 2 7 19 10 1998 1001.6 1002.8 1001.6 1008.6 1006.5 1011.4 1001.9 1011.5 1011.3 1011.7 1015.9 1014.4 1001.6 DAY 14 14 19 22 22 24 6 13 3 2 17 21 1999 1012.6 1000.9 1009.0 1008.5 1008.1 1001.2 1008.7 1008.9 1011.1 1015.5 1014.0 1014.4 1000.9 DAY 10 21 22 9 21 26 12 7 16 19 26 16 2000 1005.7 1008.5 1007.2 1010.4 1009.3 1007.5 1008.2 1007.9 1008.4 1015.7 1016.7 1009.2 1005.7 DAY 21 7 25 11 28 25 11 4 1 18 7 16 2001 1015.9 1002.7 1004.7 1005.4 1006.1 1005.9 1007.2 1009.8 1008.1 1013.6 1009.4 1013.1 1002.7 DAY 1 22 26 13 9 18 18 31 1 25 19 6 2002 1010.7 1008.3 1005.8 999.2 1009.0 1002.5 1007.2 1006.3 1013.5 1014.1 1013.0 1005.3 999.2 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 1003.1 1003.1 1004.8 1011.3 1010.4 1009.1 1007.3 1009.8 1009.1 1011.9 1014.3 1011.4 1003.1 DAY 29 21 27 27 30 30 1 1 7 26 21 7 2004 1004.2 1004.7 1009.5 1007.0 1004.2 1007.8 1009.5 1006.6 1012.4 1016.5 1006.2 1011.5 1004.2 DAY 28 16 31 16 14 18 11 13 11 22 24 10 2005 1007.5 1007.4 1006.1 1010.6 1004.9 1004.4 1004.7 1007.0 1011.4 1014.0 1015.0 1011.4 1004.4 DAY 11 2 24 28 6 21 6 8 5 21 9 26 1951-2005 996.5 995.7 994.1 999.2 1002.2 1000.3 1000.9 999.8 1004.1 997.8 1002.5 1000.8 994.1 YEAR-DAY 51-24 52-13 52- 2 2- 4 51- 5 78-22 51-31 51- 6 51-11 51- 5 64-28 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1003.1 1001.9 1000.4 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.9 1025.6 ****** 1954 1015.8 1017.9 1020.2 1012.0 1010.0 1007.2 1002.3 1006.9 1013.4 1018.5 1023.9 1024.8 1014.4 1955 1024.1 1017.0 1016.1 1016.0 1012.5 1007.5 1002.6 1005.2 1012.1 1019.6 1020.1 1018.9 1014.3 1956 1022.6 1019.2 1015.9 1012.9 1010.2 1009.2 1003.4 1008.2 1012.9 1019.7 1021.0 1025.6 1015.1 1957 1022.9 1022.6 1017.1 1017.0 1010.9 1009.7 1005.8 1008.2 1013.3 1019.7 1022.9 1021.7 1016.0 1958 1019.9 1019.2 1013.5 1013.1 1014.2 1005.9 1002.7 1007.5 1011.3 1019.1 1027.4 1020.2 1014.5 1959 1020.7 1018.7 1018.5 1013.0 1010.1 1007.1 1003.3 1003.2 1008.1 1016.5 1022.9 1026.8 1014.1 1960 1021.3 1019.4 1017.5 1013.9 1012.6 1006.1 1004.9 1005.0 1012.9 1017.7 1021.4 1024.3 1014.7 1961 1022.5 1021.2 1015.3 1013.5 1008.9 1006.4 1002.6 1006.5 1009.9 1020.5 1019.0 1018.0 1013.7 1962 1022.1 1017.0 1013.2 1012.6 1010.9 1007.7 1003.5 1008.5 1014.3 1018.7 1026.3 1020.4 1014.6 1963 1019.2 1017.2 1013.7 1009.4 1007.2 1006.1 1003.2 1006.2 1012.1 1017.3 1020.2 1022.1 1012.8 1964 1026.5 1019.1 1014.7 1011.3 1010.6 1005.2 1002.6 1003.7 1011.9 1020.4 1019.6 1027.4 1014.4 1965 1021.1 1016.3 1018.0 1010.4 1010.3 1006.3 1003.3 1007.8 1013.4 1015.6 1018.6 1019.2 1013.4 1966 1019.1 1015.7 1012.6 1011.8 1011.8 1004.9 1003.2 1004.4 1011.7 1018.2 1026.4 1018.9 1013.2 1967 1023.0 1018.6 1012.8 1011.5 1011.4 1006.6 1003.1 1004.7 1010.0 1018.3 1017.7 1018.8 1013.0 1968 1016.0 1020.1 1014.6 1014.8 1011.9 1006.3 1005.2 1004.7 1011.4 1017.6 1020.8 1019.4 1013.5 1969 1023.3 1024.2 1014.5 1013.1 1011.4 1006.0 1004.1 1007.7 1012.7 1016.4 1022.2 1020.0 1014.6 1970 1021.4 1017.1 1017.3 1014.3 1007.9 1006.1 1002.8 1003.6 1011.5 1016.2 1020.0 1022.4 1013.4 1971 1025.7 1015.4 1015.7 1012.3 1009.3 1003.3 1003.0 1005.7 1013.1 1018.2 1019.4 1017.9 1013.2 1972 1026.7 1029.1 1019.1 1013.1 1010.2 1007.2 1004.9 1009.9 1013.0 1018.1 1020.4 1026.4 1016.5 1973 1025.4 1016.6 1017.7 1010.6 1010.9 1005.5 1002.6 1007.0 1014.2 1018.5 1019.5 1024.0 1014.4 1974 1023.7 1025.7 1021.4 1011.5 1010.3 1005.8 1003.9 1007.6 1012.8 1020.7 1022.0 1021.3 1015.6 1975 1022.9 1018.9 1015.8 1015.3 1010.1 1005.6 1002.3 1005.7 1012.2 1018.2 1023.4 1023.1 1014.4 1976 1017.5 1020.7 1018.3 1013.8 1010.6 1007.5 1002.1 1005.1 1011.6 1016.8 1025.8 1024.4 1014.5 1977 1025.8 1022.9 1018.6 1011.0 1010.8 1004.1 1002.2 1006.2 1013.6 1018.7 1020.1 1021.6 1014.6 1978 1022.9 1021.4 1016.6 1009.5 1009.8 1005.9 1004.9 1007.0 1011.1 1018.8 1024.1 1019.9 1014.3 1979 ****** ****** ****** ****** ****** 1009.2 1004.7 1006.9 1014.3 1016.8 1024.3 1019.5 ****** 1980 1021.6 1022.2 1016.2 1010.5 1010.3 1006.8 1004.3 1007.0 1012.7 1016.9 1019.0 1019.7 1013.9 1981 1019.7 1017.2 1013.7 1012.4 1010.6 1007.8 1003.9 1007.1 1014.4 1020.9 1018.9 1020.6 1013.9 1982 1021.7 1018.8 1016.5 1013.1 1014.5 1008.0 1004.1 1007.3 1014.6 1017.4 1023.2 1024.1 1015.3 1983 1021.1 1017.9 1017.6 1013.5 1010.3 1007.8 1002.7 1005.1 1011.8 1019.4 1020.7 1023.7 1014.3 1984 1021.9 1027.5 1016.0 1011.6 1009.9 1006.5 1002.5 1003.6 1013.8 1020.1 1019.7 1028.7 1015.1 1985 1020.9 1012.1 1021.5 1012.0 1011.3 1004.5 1004.5 1008.9 1012.7 1018.5 1022.4 1021.2 1014.2 1986 1020.9 1019.3 1021.4 1016.4 1010.8 1005.2 1005.5 1008.9 1014.0 1018.8 1021.5 1021.6 1015.4 1987 1021.2 1020.8 1013.3 1015.5 1012.0 1009.0 1006.5 1006.5 1014.0 1024.3 1022.6 1021.8 1015.6 1988 1022.1 1021.2 1013.8 1014.6 1011.9 1004.9 1003.4 1006.4 1013.2 1019.3 1019.6 1018.7 1014.1 1989 1023.9 1026.1 1015.5 1016.5 1014.2 1006.4 1004.7 1006.6 1011.8 1017.7 1022.0 1020.0 1015.5 1990 1024.0 1019.3 1020.1 1012.8 1010.9 1004.6 1005.0 1007.5 1011.2 1019.2 1020.9 1024.4 1015.0 1991 1023.2 1023.0 1018.9 1013.6 1010.0 1007.6 1004.1 1007.1 1013.3 1019.3 1023.1 1019.5 1015.2 1992 1022.2 1016.7 1019.6 1013.5 1015.2 1006.8 1005.3 1009.9 1014.6 1018.7 1020.7 1021.7 1015.4 1993 1024.0 1022.2 1018.4 1013.9 1012.4 1007.6 1005.7 1009.0 1012.1 1023.4 1022.9 1024.6 1016.4 1994 1021.8 1020.8 1017.1 1016.3 1011.0 1005.1 1003.6 1005.1 1017.8 1021.3 1017.3 1023.5 1015.1 1995 1022.8 1020.9 1018.1 1012.7 1012.9 1006.4 1001.6 1005.6 1011.7 1019.9 1018.2 1025.4 1014.7 1996 1025.4 1020.8 1017.5 1016.2 1012.9 1007.4 1005.1 1007.1 1007.5 1016.7 1024.5 1022.1 1015.3 1997 1019.4 1020.0 1013.8 1010.7 1011.5 1003.9 1001.3 1005.7 1012.3 1015.0 1021.6 1020.1 1012.9 1998 1019.0 1020.5 1014.9 1011.3 1011.9 1007.4 1002.5 1006.2 1010.7 1018.0 1019.6 1023.1 1013.8 1999 1021.1 1015.4 1015.8 1014.8 1011.0 1004.5 1003.0 1004.1 1010.1 1015.4 1019.7 1023.3 1013.2 2000 1018.7 1018.6 1015.7 1010.2 1007.8 1005.8 1004.1 1005.6 1009.0 1017.8 1023.4 1020.8 1013.1 2001 1024.4 1019.4 1015.6 1011.9 1007.4 1004.8 1005.1 1007.4 1011.9 1017.9 1018.7 1022.9 1014.0 2002 1021.9 1019.6 1015.4 1011.3 1011.1 1005.2 1005.7 1005.0 1012.4 1016.0 1021.7 1023.7 1014.1 2003 1021.9 1016.4 1016.4 1014.6 1014.0 1007.2 1002.8 1007.0 1012.1 1015.6 1021.8 1024.6 1014.5 2004 1017.6 1017.4 1019.8 1014.7 1008.5 1006.7 1005.5 1005.6 1013.7 1020.3 1018.2 1022.1 1014.2 2005 1020.5 1020.7 1013.6 1016.0 1011.4 1006.0 1003.9 1006.2 1011.0 1018.6 1022.7 1022.9 1014.4 MEAN 1021.9 1019.7 1016.6 1012.9 1010.8 1006.3 1003.8 1006.4 1012.4 1018.5 1021.4 1022.2 1014.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1009.6 1009.2 1006.6 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 14 30 29 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1040.2 1036.9 ****** DAY ** ** ** ** ** ** ** ** ** ** 10 23 1954 1027.0 1034.8 1034.2 1022.6 1020.1 1012.6 1005.0 1013.1 1020.4 1024.2 1042.5 1039.0 1042.5 DAY 18 22 7 30 2 21 14 20 24 12 27 16 1955 1033.4 1028.0 1027.0 1028.2 1020.2 1014.4 1008.2 1015.1 1021.1 1026.9 1031.3 1034.4 1034.4 DAY 10 9 23 13 28 2 10 21 22 12 13 3 1956 1032.2 1029.8 1023.7 1028.9 1017.1 1016.5 1011.0 1015.2 1027.7 1029.0 1034.5 1035.6 1035.6 DAY 17 27 20 2 12 12 25 30 27 26 14 19 1957 1031.5 1031.2 1049.5 1028.5 1017.1 1014.3 1018.5 1014.5 1016.5 1033.7 1035.8 1035.2 1049.5 DAY 30 9 27 23 12 21 6 17 16 13 24 23 1958 1028.4 1029.8 1025.2 1026.5 1021.2 1011.1 1011.8 1014.4 1019.1 1025.0 1035.6 1029.1 1035.6 DAY 20 14 2 24 24 23 16 26 21 23 23 6 1959 1027.6 1029.5 1028.0 1021.8 1019.5 1015.0 1009.1 1009.0 1016.4 1029.1 1031.6 1036.1 1036.1 DAY 3 11 21 9 4 9 16 28 25 21 29 28 1960 1029.0 1029.4 1027.5 1037.7 1023.0 1013.4 1012.0 1009.3 1017.5 1024.4 1033.1 1032.8 1037.7 DAY 29 15 20 8 6 8 17 31 21 31 27 5 1961 1034.9 1031.0 1030.0 1026.0 1020.0 1017.4 1006.5 1012.2 1018.5 1031.7 1028.1 1027.2 1034.9 DAY 10 22 5 18 15 9 24 10 25 26 29 4 1962 1035.1 1028.6 1026.5 1026.6 1016.5 1014.8 1009.3 1017.7 1026.8 1027.2 1038.8 1032.0 1038.8 DAY 13 12 7 20 17 12 30 27 25 28 23 4 1963 1028.8 1029.4 1024.5 1022.1 1016.0 1013.5 1007.8 1013.4 1025.2 1028.2 1032.9 1042.0 1042.0 DAY 6 7 8 3 15 13 29 6 25 19 27 27 1964 1037.4 1030.7 1025.0 1025.6 1022.2 1012.7 1008.6 1011.1 1020.3 1030.4 1034.6 1041.0 1041.0 DAY 22 1 9 25 3 3 28 22 18 30 30 28 1965 1032.1 1029.8 1033.3 1021.1 1027.0 1012.9 1007.7 1015.7 1020.1 1030.8 1025.7 1026.9 1033.3 DAY 1 1 15 16 21 3 25 10 30 29 11 4 1966 1027.4 1024.9 1024.0 1022.7 1018.7 1011.8 1009.2 1008.0 1019.3 1029.4 1034.5 1036.2 1036.2 DAY 1 23 3 5 18 3 9 10 16 18 23 30 1967 1035.9 1035.4 1031.8 1022.9 1023.0 1017.8 1009.6 1010.8 1020.3 1027.5 1026.4 1027.6 1035.9 DAY 7 4 1 1 3 7 15 25 26 15 10 1 1968 1029.0 1032.2 1030.2 1027.6 1018.4 1016.4 1013.0 1012.4 1020.1 1031.6 1030.0 1030.7 1032.2 DAY 20 7 27 1 8 1 14 25 20 28 22 23 1969 1040.8 1033.9 1029.5 1021.6 1021.1 1016.8 1007.5 1013.8 1027.7 1024.2 1031.1 1026.8 1040.8 DAY 7 11 25 27 12 2 9 31 14 15 19 26 1970 1032.6 1025.1 1026.9 1023.6 1018.2 1019.4 1007.3 1009.2 1019.2 1023.2 1035.7 1035.6 1035.7 DAY 14 4 26 23 10 12 9 30 19 24 15 16 1971 1036.1 1025.0 1028.3 1028.6 1017.9 1009.6 1005.7 1009.1 1018.8 1027.8 1028.5 1031.0 1036.1 DAY 9 2 7 10 2 18 26 2 23 11 21 29 1972 1041.1 1042.6 1034.3 1024.7 1022.4 1015.8 1008.4 1016.0 1020.2 1024.2 1031.0 1037.4 1042.6 DAY 5 2 21 16 25 18 16 25 18 26 12 27 1973 1043.9 1032.7 1030.3 1021.6 1023.0 1013.7 1008.3 1011.3 1029.2 1027.1 1030.9 1036.2 1043.9 DAY 26 7 10 11 8 3 1 31 27 23 21 27 1974 1036.8 1037.7 1032.1 1023.7 1016.7 1009.2 1008.3 1013.2 1018.8 1029.9 1033.2 1029.9 1037.7 DAY 6 4 7 26 3 11 17 27 23 15 18 29 1975 1042.0 1027.7 1028.1 1026.8 1018.9 1010.7 1006.8 1014.4 1021.5 1031.2 1037.9 1037.0 1042.0 DAY 15 3 5 3 5 18 29 18 19 21 15 5 1976 1028.3 1034.1 1031.2 1027.1 1017.7 1012.5 1011.1 1009.9 1019.9 1033.9 1038.1 1033.8 1038.1 DAY 1 20 27 4 2 15 23 27 13 31 14 22 1977 1038.5 1029.3 1035.2 1021.5 1016.8 1008.9 1005.3 1011.6 1017.6 1034.1 1027.8 1035.7 1038.5 DAY 6 3 10 2 30 1 6 31 29 24 27 13 1978 1038.3 1037.8 1027.2 1021.1 1021.4 1019.4 1011.8 1013.5 1020.2 1027.2 1033.8 1037.6 1038.3 DAY 14 6 20 13 3 9 8 22 28 11 6 24 1979 ****** ****** ****** ****** ****** 1019.8 1010.0 1015.0 1025.0 1028.4 1035.2 1031.8 ****** DAY ** ** ** ** ** 11 4 29 23 10 13 22 1980 1034.4 1035.4 1024.5 1024.2 1017.0 1018.3 1009.6 1018.5 1020.9 1023.7 1026.8 1029.1 1035.4 DAY 16 3 28 2 17 2 12 31 26 22 5 21 1981 1029.6 1025.0 1027.0 1024.3 1022.3 1016.2 1009.7 1011.5 1024.5 1029.2 1028.2 1030.0 1030.0 DAY 9 24 9 11 22 9 30 4 24 25 16 2 1982 1036.9 1032.3 1025.5 1029.4 1028.0 1014.9 1009.5 1013.5 1022.7 1031.5 1030.8 1037.7 1037.7 DAY 19 12 16 5 11 4 9 16 21 25 11 10 1983 1038.0 1027.6 1027.8 1023.0 1017.4 1019.3 1010.8 1010.1 1018.6 1026.4 1032.5 1033.0 1038.0 DAY 9 11 15 30 19 1 1 8 29 29 27 19 1984 1032.2 1040.6 1028.3 1021.7 1017.4 1011.2 1008.2 1008.4 1018.5 1032.4 1028.4 1038.1 1040.6 DAY 5 23 5 14 4 17 1 31 22 22 27 20 1985 1030.1 1027.0 1041.0 1028.7 1021.2 1010.2 1007.9 1014.6 1021.7 1025.3 1031.7 1031.6 1041.0 DAY 18 25 5 17 13 10 18 31 23 13 1 15 1986 1032.8 1026.4 1028.9 1024.1 1022.0 1011.6 1010.4 1013.0 1019.2 1027.8 1034.6 1038.2 1038.2 DAY 25 14 30 5 19 3 4 9 23 15 22 11 1987 1036.5 1031.1 1028.2 1025.3 1021.2 1013.8 1013.5 1012.5 1024.4 1037.7 1039.3 1039.1 1039.3 DAY 21 7 23 22 1 21 12 8 24 29 30 2 1988 1036.4 1038.4 1024.1 1030.5 1026.5 1016.1 1009.4 1012.0 1023.6 1029.9 1030.4 1031.9 1038.4 DAY 3 8 18 9 5 1 24 22 25 17 16 30 1989 1035.0 1034.0 1024.3 1023.5 1023.3 1012.0 1008.1 1014.3 1026.6 1029.2 1029.7 1025.7 1035.0 DAY 22 4 1 9 1 3 23 20 24 24 8 29 1990 1035.1 1032.7 1035.3 1022.2 1023.4 1012.8 1008.5 1012.3 1016.1 1035.1 1032.8 1037.0 1037.0 DAY 27 8 17 4 16 8 15 3 24 16 23 29 1991 1032.2 1037.2 1030.5 1023.6 1017.3 1015.1 1009.0 1013.5 1023.5 1025.3 1029.4 1032.1 1037.2 DAY 12 14 12 15 5 24 12 22 29 13 24 18 1992 1037.2 1027.9 1032.6 1020.7 1027.1 1016.5 1010.9 1018.1 1023.5 1028.0 1033.3 1030.2 1037.2 DAY 10 17 12 4 3 7 15 31 30 16 5 3 1993 1036.8 1031.7 1031.0 1025.4 1026.6 1019.3 1010.8 1013.0 1022.6 1031.2 1034.4 1032.6 1036.8 DAY 7 10 17 1 10 23 29 26 23 8 26 7 1994 1035.4 1035.6 1025.7 1032.0 1020.2 1010.9 1008.1 1010.2 1024.6 1029.2 1025.9 1038.3 1038.3 DAY 10 18 1 6 8 9 3 8 23 24 7 8 1995 1035.3 1031.2 1027.3 1020.3 1021.7 1015.3 1006.3 1015.5 1019.2 1039.3 1032.2 1036.9 1039.3 DAY 8 18 6 8 27 1 25 25 28 18 16 11 1996 1041.4 1031.4 1024.8 1029.1 1020.5 1015.7 1014.5 1022.0 1019.6 1030.2 1038.2 1034.2 1041.4 DAY 11 4 21 5 3 12 4 30 25 3 19 8 1997 1031.4 1030.4 1031.5 1021.7 1021.3 1010.7 1006.4 1011.8 1021.5 1024.2 1034.8 1031.6 1034.8 DAY 24 8 11 14 7 5 9 25 8 9 7 29 1998 1030.2 1036.1 1027.3 1022.1 1025.5 1012.5 1008.0 1009.5 1020.0 1035.6 1029.9 1032.1 1036.1 DAY 23 23 27 2 3 6 20 25 13 10 21 30 1999 1037.9 1027.4 1025.5 1030.1 1017.6 1015.2 1009.0 1010.1 1019.2 1025.4 1030.4 1035.5 1037.9 DAY 3 12 19 23 9 17 19 19 29 27 30 1 2000 1031.6 1028.8 1028.5 1020.4 1016.6 1015.9 1009.7 1011.1 1018.8 1026.3 1034.8 1030.3 1034.8 DAY 31 11 1 4 6 14 26 19 26 16 17 10 2001 1035.7 1035.2 1031.0 1027.5 1014.2 1014.1 1010.8 1012.0 1022.7 1031.3 1029.3 1031.4 1035.7 DAY 25 10 12 2 19 2 30 14 20 11 20 4 2002 1030.9 1034.4 1037.3 1024.4 1019.9 1013.7 1012.8 1012.5 1017.5 1021.2 1032.0 1044.9 1044.9 DAY 18 19 11 1 18 25 3 31 30 24 18 4 2003 1029.8 1028.8 1033.1 1025.5 1029.3 1018.8 1007.8 1010.7 1023.5 1024.0 1034.1 1041.5 1041.5 DAY 23 13 3 19 2 7 5 31 27 16 23 13 2004 1029.2 1023.4 1035.4 1025.4 1017.9 1016.8 1011.6 1010.9 1019.5 1030.3 1029.2 1036.8 1036.8 DAY 1 4 9 6 23 14 6 7 22 15 29 4 2005 1030.3 1033.8 1028.3 1033.9 1020.2 1012.0 1008.0 1013.8 1016.7 1030.3 1030.5 1038.6 1038.6 DAY 8 17 27 6 19 5 16 30 10 24 27 31 1951-2005 1043.9 1042.6 1049.5 1037.7 1029.3 1019.8 1018.5 1022.0 1029.2 1039.3 1042.5 1044.9 1049.5 YEAR-DAY 73-26 72- 2 57-27 60- 8 3- 2 79-11 57- 6 96-30 73-27 95-18 54-27 2- 4 57-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 997.2 997.2 996.2 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 23 5 19 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1007.0 1012.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1005.3 999.1 1002.1 1007.2 1002.0 1004.2 999.9 1000.5 1008.4 1011.9 1013.5 1014.0 999.1 DAY 12 9 25 19 29 2 28 10 3 3 3 8 1955 1015.0 1006.0 1000.1 1006.6 1001.8 1002.2 997.1 995.2 1005.4 1012.5 1011.8 1006.4 995.2 DAY 25 24 4 30 3 30 30 7 10 8 25 9 1956 1009.6 1006.7 1001.2 1003.8 1001.5 1002.3 997.0 1002.0 1006.7 1011.5 1008.5 1008.6 997.0 DAY 31 1 18 27 26 29 20 5 13 18 8 11 1957 1002.5 1006.9 1003.5 1008.2 1005.2 1003.8 997.5 998.6 1009.1 1008.5 1015.2 1009.3 997.5 DAY 20 28 15 1 9 29 17 8 29 9 18 7 1958 1006.2 1002.4 1004.0 1003.0 1004.4 1000.0 992.2 1002.3 1002.0 1012.0 1011.0 1009.5 992.2 DAY 31 1 23 12 1 9 10 1 3 1 7 9 1959 1013.9 1006.0 1010.8 1000.4 997.5 996.5 999.1 998.4 1002.5 1007.0 1014.2 1015.8 996.5 DAY 23 26 19 7 20 6 28 3 13 13 26 21 1960 1014.5 1010.0 999.0 1001.5 997.2 997.7 997.2 998.9 1008.2 1010.2 1005.7 1011.8 997.2 DAY 8 20 3 1 3 21 6 12 1 9 20 23 1961 1006.0 1008.1 1004.2 1002.5 995.9 993.2 996.4 1000.8 1002.7 1011.8 1007.4 1006.2 993.2 DAY 22 14 31 14 29 6 12 7 22 17 24 23 1962 1010.2 999.2 995.6 1003.2 996.8 998.5 1000.3 1001.3 1005.1 1005.2 1015.4 1011.8 995.6 DAY 9 21 29 6 11 10 26 22 12 10 8 10 1963 1014.5 1004.4 1003.1 1002.5 1001.1 1000.1 1000.2 1001.0 1004.5 1011.7 1011.6 1007.6 1000.1 DAY 25 26 17 13 30 10 5 13 4 1 12 11 1964 1001.0 1010.2 1006.3 997.7 1000.8 998.2 998.3 998.0 1006.0 1002.0 999.7 1009.5 997.7 DAY 19 24 13 8 12 29 8 13 3 18 28 25 1965 1007.5 1001.5 1000.3 995.6 1001.3 997.4 997.3 1002.4 1008.0 999.2 1009.7 1010.0 995.6 DAY 11 8 24 20 3 19 13 1 18 25 9 18 1966 1010.7 1000.9 993.5 1000.7 1004.9 996.8 997.1 997.9 1005.1 1008.5 1016.7 1007.7 993.5 DAY 28 3 20 14 17 14 17 6 1 15 16 13 1967 1008.8 1000.6 999.8 996.8 1002.5 996.7 996.1 1000.7 1000.1 1008.9 1011.2 1006.2 996.1 DAY 31 25 25 26 28 1 10 12 19 2 25 24 1968 1001.7 1012.5 1001.5 999.6 1003.1 998.7 998.6 999.0 1005.0 1007.5 1016.0 1007.7 998.6 DAY 17 20 15 24 18 20 1 3 10 26 11 16 1969 1007.5 1006.5 999.6 997.3 1002.1 999.9 1000.3 999.6 1004.5 1006.9 1008.1 1011.8 997.3 DAY 21 9 21 18 2 24 18 9 10 30 9 28 1970 1006.2 1007.2 1002.5 991.9 998.2 1000.6 998.2 998.9 1004.7 1002.5 1011.1 1008.5 991.9 DAY 23 19 20 20 21 22 11 28 9 15 4 10 1971 1005.3 999.2 1006.2 998.2 1002.5 997.7 998.5 1002.4 1005.4 1006.7 1010.8 1009.5 997.7 DAY 14 14 20 14 12 6 24 19 3 9 5 15 1972 1013.3 1019.1 1003.7 1000.1 996.0 995.4 1000.9 996.6 1005.5 1013.0 1011.4 1013.2 995.4 DAY 15 18 18 25 3 24 5 1 14 30 8 17 1973 1006.0 994.9 1002.8 999.6 998.8 995.4 996.3 1002.2 1005.8 1010.8 1011.4 1011.8 994.9 DAY 16 23 4 9 31 16 11 1 2 30 3 7 1974 1004.7 1014.4 1007.6 1000.7 1002.1 1002.1 998.8 1002.7 1003.4 1013.4 1014.0 1010.4 998.8 DAY 25 12 25 21 28 3 5 9 3 27 25 6 1975 1012.0 1003.8 1002.9 1007.6 1004.6 1000.2 997.6 997.7 1000.4 1007.3 1011.3 1010.5 997.6 DAY 4 11 2 28 18 13 5 14 10 5 29 23 1976 1006.4 1002.6 1003.4 1006.4 1002.6 1002.6 997.0 1001.4 1005.2 1007.2 1013.2 1008.0 997.0 DAY 7 11 22 18 21 3 16 31 1 17 29 11 1977 1013.0 1007.0 1007.5 999.2 1004.5 996.1 996.8 995.6 1009.3 1007.7 1009.6 1013.5 995.6 DAY 29 25 5 25 26 22 2 18 12 5 18 23 1978 1007.9 1009.5 1004.3 996.7 1000.4 990.6 996.2 1001.7 1005.2 1006.0 1007.6 1008.0 990.6 DAY 5 18 13 26 30 22 2 14 2 1 1 17 1979 ****** ****** ****** ****** ****** 998.3 999.7 1000.4 1007.8 1007.0 1005.1 1008.7 ****** DAY ** ** ** ** ** 23 6 1 6 27 30 1 1980 1007.5 1006.4 998.2 1000.3 1002.8 997.6 1001.4 1000.9 1005.5 1004.4 1011.1 1007.9 997.6 DAY 7 19 3 27 6 17 16 1 22 5 10 12 1981 1009.2 1009.1 998.3 1000.6 999.1 997.9 998.6 1003.5 1007.1 1012.3 1007.8 1010.3 997.9 DAY 4 11 13 30 1 5 6 14 18 17 23 19 1982 1008.7 1007.9 1001.9 1003.8 1005.5 1003.5 996.2 995.1 1009.0 1007.6 1011.9 1014.5 995.1 DAY 29 5 19 19 15 28 31 1 12 6 7 28 1983 997.6 1004.9 1000.6 1004.3 1004.8 1000.2 995.8 999.8 1005.5 1006.3 1012.5 1009.5 995.8 DAY 25 18 6 24 12 23 28 4 9 5 12 12 1984 1014.6 1008.7 1003.4 1002.6 996.8 1000.4 998.7 999.8 1007.6 1008.7 1007.8 1014.5 996.8 DAY 15 9 13 18 30 21 11 9 9 19 14 14 1985 1010.6 997.6 1002.4 1000.4 1005.0 999.7 999.2 1003.7 1007.0 1008.6 1014.6 1006.0 997.6 DAY 3 6 25 25 4 9 28 8 7 11 11 20 1986 1005.5 1011.5 1011.3 1007.5 998.9 998.9 1001.6 1003.0 1007.1 1010.9 1008.8 1006.2 998.9 DAY 20 7 10 12 11 19 21 15 26 5 9 31 1987 1009.8 1002.4 1000.1 998.6 1004.2 1004.4 999.5 1001.6 1004.8 1012.7 1008.5 1009.2 998.6 DAY 7 11 15 20 25 3 9 19 6 5 8 14 1988 1011.9 1010.0 1001.2 1004.4 998.1 993.4 998.7 1001.0 1005.0 1009.0 1010.7 1006.2 993.4 DAY 29 2 5 24 29 24 16 30 6 21 20 27 1989 1010.4 1009.8 1000.0 1007.1 1002.3 1001.6 1001.6 999.8 1002.5 1005.9 1012.3 1011.5 999.8 DAY 3 23 29 29 8 30 7 2 13 2 16 5 1990 1014.6 1001.8 1007.2 1000.4 995.8 999.3 999.5 1001.4 1004.8 1012.3 1009.8 1015.2 995.8 DAY 5 16 15 30 13 27 31 8 2 1 1 18 1991 1012.0 1010.3 1003.3 999.5 999.0 999.8 994.5 1000.8 1003.8 1013.2 1013.7 1007.9 994.5 DAY 5 5 7 5 23 12 8 12 22 5 5 26 1992 1007.8 1003.2 1001.9 1005.8 1006.3 997.9 1001.3 1003.5 1006.5 1010.9 1007.3 1014.2 997.9 DAY 3 25 31 15 10 20 24 2 26 14 26 28 1993 1013.0 1012.6 1002.6 1000.8 1005.8 1000.7 1002.2 1003.6 1005.0 1008.6 1007.7 1017.8 1000.7 DAY 29 22 22 21 7 19 4 13 14 2 11 5 1994 1006.6 1008.9 1001.7 1005.3 1003.4 1000.0 998.0 998.1 1009.0 1011.5 1008.2 1001.1 998.0 DAY 17 2 8 27 11 17 8 2 1 15 26 4 1995 1014.9 1008.2 1001.4 1006.3 1004.7 998.2 993.4 999.5 1003.1 1010.0 1002.1 1017.6 993.4 DAY 12 9 26 20 8 30 1 4 20 4 26 26 1996 1007.8 1007.4 1005.2 1004.4 1005.9 998.7 1001.2 1000.6 997.9 1005.6 1016.4 1011.3 997.9 DAY 7 6 26 14 30 2 7 9 9 27 2 30 1997 1008.9 1006.2 999.1 996.6 995.3 997.6 995.3 1000.1 999.6 1008.6 1014.2 1006.1 995.3 DAY 17 1 30 10 5 24 16 15 3 7 5 11 1998 1002.8 1003.8 995.5 1001.2 998.5 1001.2 990.8 1003.4 1002.8 1003.9 1011.6 1014.3 990.8 DAY 14 8 19 21 22 29 6 14 3 2 2 21 1999 1011.6 995.9 1004.8 1003.7 999.8 991.1 999.7 998.6 1002.2 1008.6 1011.3 1012.2 991.1 DAY 10 21 22 15 21 26 12 7 16 19 9 16 2000 1004.3 1008.2 1000.5 1001.8 1000.5 996.9 997.8 997.8 999.4 1010.3 1016.9 1009.3 996.9 DAY 21 26 25 11 28 25 11 4 1 18 7 16 2001 1015.6 1002.2 999.8 1001.3 999.9 998.3 999.0 1001.8 998.7 1009.0 1004.7 1012.6 998.3 DAY 5 22 26 13 30 7 18 31 1 7 19 6 2002 1007.4 1005.6 999.2 995.9 1000.6 993.4 999.7 997.2 1007.9 1009.5 1009.6 1005.4 993.4 DAY 8 27 29 4 12 21 25 9 12 22 13 22 2003 1004.1 1000.9 1000.3 1005.4 1004.6 1001.7 998.3 1000.8 1002.3 1006.6 1010.4 1010.4 998.3 DAY 29 21 27 27 30 30 20 1 7 27 1 7 2004 1005.5 999.5 1004.1 1002.0 997.1 1000.6 1001.3 997.5 1005.8 1011.1 1001.3 1011.9 997.1 DAY 28 16 31 16 14 18 27 13 11 4 24 10 2005 1008.3 1005.6 1003.2 1004.7 999.7 995.8 996.1 998.0 1003.6 1008.5 1013.1 1010.7 995.8 DAY 24 2 24 30 6 21 6 8 5 21 9 26 1951-2005 997.6 994.9 993.5 991.9 995.3 990.6 990.8 995.1 997.9 999.2 999.7 1001.1 990.6 YEAR-DAY 83-25 73-23 66-20 70-20 97- 5 78-22 98- 6 82- 1 96- 9 65-25 64-28 94- 4 78-22 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1013.4 1015.1 1010.6 1006.0 1002.4 999.7 997.0 999.3 1004.1 1006.2 1012.3 1012.4 1006.5 1952 1013.7 1006.6 1008.1 1014.9 1012.6 1008.0 1005.6 1007.5 1015.1 1019.7 1024.4 1026.2 1013.5 1953 1021.1 1016.4 1017.1 1016.6 1010.5 1006.8 1004.8 1007.8 1013.8 1021.1 1023.9 1026.9 1015.6 1954 1017.5 1019.9 1022.0 1013.5 1011.5 1008.6 1003.8 1007.6 1013.3 1018.4 1024.0 1024.7 1015.4 1955 1024.0 1017.0 1016.0 1015.6 1012.2 1007.2 1002.0 1004.8 1011.8 1019.5 1019.7 1018.7 1014.1 1956 1022.5 1019.0 1015.5 1012.8 1009.7 1008.9 1002.9 1007.9 1012.6 1020.3 1021.0 1025.6 1014.9 1957 1022.9 1022.7 1016.2 1017.0 1010.8 1009.7 1006.2 1008.8 1013.9 1020.2 1023.4 1022.4 1016.2 1958 1020.9 1020.1 1014.3 1013.4 1014.8 1006.4 1003.4 1008.2 1011.9 1019.8 1028.4 1021.4 1015.2 1959 1021.7 1019.8 1019.4 1013.8 1011.0 1007.9 1004.3 1003.8 1009.0 1017.6 1023.7 1027.9 1015.0 1960 1022.6 1020.5 1018.7 1015.4 1014.0 1007.3 1005.8 1006.0 1014.0 1018.9 1022.6 1026.0 1016.0 1961 1023.8 1022.5 1016.6 1014.6 1009.7 1007.4 1003.3 1007.4 1010.7 1021.8 1020.3 1019.4 1014.8 1962 1023.5 1018.4 1014.4 1013.7 1011.9 1008.6 1004.4 1009.6 1015.5 1019.9 1027.8 1021.7 1015.8 1963 1020.4 1018.4 1014.9 1010.4 1008.1 1006.9 1004.0 1007.2 1013.2 1018.4 1021.5 1023.5 1013.9 1964 1027.8 1019.9 1015.9 1012.1 1011.7 1006.2 1003.5 1004.8 1013.1 1022.4 1020.9 1028.7 1015.6 1965 1022.3 1017.7 1019.4 1011.7 1011.4 1007.4 1004.2 1008.9 1014.4 1017.1 1019.9 1020.5 1014.6 1966 1020.7 1017.1 1014.5 1013.0 1012.9 1006.0 1004.2 1005.6 1012.7 1019.5 1027.8 1020.4 1014.5 1967 1024.3 1020.0 1014.2 1012.6 1012.4 1007.7 1004.1 1005.8 1011.0 1019.5 1019.0 1020.1 1014.2 1968 1017.0 1021.4 1016.0 1016.0 1012.9 1007.3 1006.2 1005.7 1012.5 1018.8 1022.1 1020.7 1014.7 1969 1024.8 1025.8 1015.7 1014.3 1012.5 1007.0 1004.9 1008.7 1013.8 1017.5 1023.5 1021.4 1015.8 1970 1022.9 1018.4 1018.6 1015.9 1008.8 1007.2 1003.7 1004.5 1012.6 1017.7 1021.2 1024.0 1014.6 1971 1027.3 1016.7 1017.0 1013.4 1010.4 1004.4 1003.9 1006.8 1014.2 1019.4 1020.7 1019.1 1014.4 1972 1027.9 1030.8 1020.3 1014.2 1011.2 1008.0 1005.9 1010.9 1014.2 1019.1 1021.5 1028.2 1017.7 1973 1027.3 1017.9 1019.0 1011.6 1011.7 1006.5 1003.7 1007.9 1015.1 1019.4 1020.7 1025.7 1015.5 1974 1025.5 1027.7 1022.9 1012.4 1011.1 1006.7 1004.8 1008.6 1013.7 1021.8 1023.1 1023.5 1016.8 1975 1024.8 1020.5 1017.1 1016.2 1011.0 1006.6 1003.3 1006.7 1013.2 1019.3 1024.8 1024.8 1015.7 1976 1019.1 1022.5 1020.0 1014.6 1011.3 1008.3 1003.0 1006.2 1012.5 1017.8 1027.5 1026.1 1015.7 1977 1027.6 1024.4 1019.4 1011.9 1011.7 1004.8 1003.2 1007.2 1014.4 1019.8 1021.0 1023.1 1015.7 1978 1024.7 1023.2 1017.8 1010.5 1010.6 1006.8 1005.8 1008.1 1012.0 1019.7 1025.7 1020.8 1015.5 1979 ****** ****** ****** ****** ****** 1010.1 1005.5 1007.9 1015.2 1017.6 1025.5 1020.9 ****** 1980 1023.5 1024.0 1017.5 1011.3 1011.1 1007.7 1005.2 1007.9 1013.6 1018.0 1020.1 1021.3 1015.1 1981 1021.2 1018.6 1014.6 1013.3 1011.4 1008.6 1004.7 1008.0 1015.3 1021.8 1020.0 1022.1 1015.0 1982 1023.3 1020.6 1018.0 1014.0 1014.4 1008.8 ****** ****** 1015.6 1018.7 1024.8 1025.7 ****** 1983 1022.7 1019.4 1019.0 1014.3 1011.0 1008.6 1003.4 1005.9 1012.8 1020.4 1021.8 1025.1 1015.4 1984 1023.9 1028.8 1017.0 1012.9 1010.8 1007.4 1003.4 1004.4 1014.6 1021.0 1020.7 1030.6 1016.3 1985 1022.9 1013.4 1023.1 1012.9 1012.2 1005.4 1005.3 1009.8 1013.6 1019.4 1023.6 1022.9 1015.4 1986 1022.7 1021.0 1023.0 1017.3 1011.6 1006.2 1006.4 1008.8 1013.8 1018.5 1021.4 1021.5 1016.0 1987 1021.2 1020.7 1013.3 1015.1 1011.7 1008.8 1006.3 1006.3 1013.7 1024.1 1022.4 1021.8 1015.5 1988 1022.1 1021.3 1013.7 1014.5 1011.6 1004.8 1003.2 1006.3 1012.8 1019.1 1019.5 1018.7 1014.0 1989 1023.8 1026.2 1015.4 1016.4 1014.0 1006.4 1004.7 1006.6 1011.6 1017.6 1022.0 1019.9 1015.4 1990 1024.1 1019.3 1020.1 1012.6 1010.7 1004.5 1004.9 1007.4 1011.0 1019.0 1020.7 1024.4 1014.9 1991 1023.1 1023.0 1018.6 1013.5 1009.7 1007.4 1004.0 1007.0 1013.1 1019.1 1023.0 1019.4 1015.1 1992 1022.2 1016.6 1019.7 1013.3 1014.9 1006.5 1005.1 1009.6 1014.3 1018.5 1020.6 1021.5 1015.2 1993 1023.9 1022.1 1018.4 1013.7 1012.0 1007.3 1005.6 1008.9 1012.0 1023.4 1022.9 1024.5 1016.2 1994 1021.7 1020.7 1016.8 1016.1 1010.5 1004.9 1003.5 1005.2 1017.7 1021.2 1017.1 1023.4 1014.9 1995 1022.7 1020.7 1017.9 1012.5 1012.7 1006.2 1001.5 1005.3 1011.5 1019.7 1018.0 1025.3 1014.5 1996 1025.4 1020.7 1017.4 1016.0 1012.7 1007.2 1005.7 1008.4 1008.7 1017.8 1025.7 1023.3 1015.8 1997 1020.5 1021.1 1015.0 1011.7 1012.6 1005.1 1002.5 1006.8 1013.4 1016.0 1022.8 1021.1 1014.1 1998 1020.0 1021.6 1016.1 1012.5 1013.0 1008.5 1003.6 1007.3 1011.8 1019.0 1020.8 1024.3 1014.9 1999 1022.3 1016.5 1016.9 1015.9 1012.1 1005.6 1004.1 1005.2 1011.3 1016.7 1020.9 1024.4 1014.3 2000 1019.9 1019.8 1016.9 1011.3 1008.8 1006.9 1005.3 1006.7 1010.1 1019.0 1024.7 1022.0 1014.3 2001 1025.7 1019.4 1015.6 1011.9 1007.4 1004.9 1005.1 1007.4 1012.0 1017.8 1018.7 1022.8 1014.1 2002 1021.9 1019.5 1015.3 1011.3 1011.0 1005.2 1005.7 1005.1 1012.4 1016.0 1021.7 1023.7 1014.1 2003 1021.9 1016.4 1016.4 1014.6 1014.0 1007.2 1002.9 1007.0 1012.0 1015.4 1021.8 1024.6 1014.5 2004 1017.6 1017.4 1019.8 1014.7 1008.5 1006.7 1005.4 1005.6 1013.7 1020.3 1018.2 1022.1 1014.2 2005 1020.5 1020.7 1013.6 1016.0 1011.4 1006.0 1003.9 1006.2 1011.0 1018.6 1022.7 1022.8 1014.4 MEAN 1022.5 1020.2 1017.0 1013.7 1011.3 1006.9 1004.2 1006.9 1012.9 1019.0 1022.1 1023.0 1015.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1027.1 1026.8 1024.1 1015.3 1013.2 1006.6 1001.0 1004.8 1011.0 1016.6 1025.6 1023.3 1027.1 DAY 31 13 15 14 1 29 11 27 28 31 2 31 1952 1024.2 1014.3 1024.1 1027.6 1044.5 1020.7 1017.7 1014.0 1023.0 1029.1 1040.6 1041.3 1044.5 DAY 1 1 28 9 21 4 15 17 19 31 16 12 1953 1030.0 1029.9 1033.6 1026.4 1016.7 1016.4 1010.0 1012.8 1024.5 1040.8 1041.6 1033.3 1041.6 DAY 3 15 10 1 5 6 21 31 21 27 10 14 1954 1028.9 1037.3 1036.6 1023.6 1022.2 1013.4 1006.6 1012.1 1020.3 1024.5 1042.8 1039.8 1042.8 DAY 18 22 7 30 2 21 12 27 24 12 27 16 1955 1034.7 1028.1 1026.7 1027.0 1019.9 1013.8 1008.4 1014.2 1020.2 1027.2 1031.1 1034.4 1034.7 DAY 10 9 23 13 28 2 10 21 22 13 12 3 1956 1031.6 1030.1 1023.8 1028.7 1015.9 1016.3 1010.2 1014.9 1026.8 1032.5 1034.0 1036.3 1036.3 DAY 17 27 20 2 23 12 25 30 27 16 14 19 1957 1031.3 1031.5 1026.6 1028.6 1017.5 1014.1 1018.9 1014.6 1017.0 1033.9 1036.5 1037.5 1037.5 DAY 1 9 30 23 12 21 6 17 16 13 24 23 1958 1029.2 1030.6 1025.9 1025.4 1021.9 1011.4 1012.6 1014.7 1019.8 1025.8 1036.6 1030.2 1036.6 DAY 20 13 2 24 24 24 16 26 22 23 23 6 1959 1029.1 1031.4 1028.5 1022.8 1020.0 1016.0 1010.2 1009.4 1017.4 1030.7 1033.1 1037.4 1037.4 DAY 3 11 15 9 4 9 16 30 25 21 29 28 1960 1030.4 1030.6 1028.9 1039.2 1021.8 1014.8 1013.2 1010.0 1018.3 1025.5 1034.5 1034.1 1039.2 DAY 29 15 20 8 26 8 17 31 21 31 27 6 1961 1036.4 1032.3 1030.9 1026.9 1020.6 1018.1 1007.2 1013.2 1018.1 1032.9 1029.5 1028.6 1036.4 DAY 10 22 5 18 15 9 24 10 29 26 29 4 1962 1036.8 1030.1 1028.0 1027.9 1017.3 1015.9 1010.4 1018.6 1028.2 1028.6 1040.3 1033.2 1040.3 DAY 13 12 7 20 15 12 30 27 25 28 23 4 1963 1030.2 1030.8 1025.9 1023.4 1017.3 1014.2 1008.7 1013.6 1026.2 1029.5 1034.3 1044.1 1044.1 DAY 6 7 8 3 15 13 29 6 25 19 27 27 1964 1039.4 1030.6 1026.4 1026.6 1020.3 1014.0 1009.4 1012.1 1021.4 1031.8 1036.1 1040.7 1040.7 DAY 22 28 9 25 3 5 28 22 18 30 30 10 1965 1031.4 1031.2 1034.9 1022.3 1028.0 1014.0 1009.0 1017.0 1021.2 1032.3 1026.7 1028.5 1034.9 DAY 1 1 15 16 21 3 26 10 30 29 11 4 1966 1028.8 1026.3 1025.3 1024.2 1019.8 1012.9 1010.1 1009.3 1018.3 1030.7 1036.0 1037.7 1037.7 DAY 1 23 3 5 19 3 9 10 16 18 23 30 1967 1037.7 1037.0 1033.4 1024.2 1024.2 1019.0 1010.6 1012.1 1021.6 1028.7 1027.8 1029.1 1037.7 DAY 7 4 1 1 3 7 15 25 26 15 10 1 1968 1030.4 1034.2 1031.5 1028.9 1019.7 1017.7 1014.0 1013.6 1021.3 1033.0 1031.4 1032.1 1034.2 DAY 20 7 27 1 8 1 14 25 19 28 22 23 1969 1043.1 1035.5 1030.9 1022.7 1022.2 1017.7 1008.4 1014.8 1028.9 1025.6 1032.6 1029.9 1043.1 DAY 7 11 25 27 12 2 9 31 14 27 19 26 1970 1034.4 1026.5 1028.2 1025.0 1019.4 1020.8 1008.4 1009.8 1020.5 1026.0 1036.9 1037.1 1037.1 DAY 14 4 26 23 10 12 9 30 19 12 15 16 1971 1037.5 1026.4 1030.6 1029.9 1019.0 1010.5 1006.7 1010.2 1019.1 1028.9 1029.7 1032.4 1037.5 DAY 9 2 7 10 2 18 26 2 25 11 21 29 1972 1040.6 1044.8 1035.7 1026.0 1023.6 1016.6 1009.6 1017.2 1021.1 1025.2 1032.2 1038.7 1044.8 DAY 21 2 21 16 25 18 16 25 18 26 12 27 1973 1045.4 1034.0 1032.6 1022.6 1023.8 1014.4 1009.0 1012.0 1030.3 1027.9 1032.8 1038.9 1045.4 DAY 26 7 10 11 8 3 1 31 27 23 21 27 1974 1037.8 1038.4 1034.5 1024.5 1017.6 1009.9 1009.1 1014.1 1019.6 1031.0 1034.5 1034.5 1038.4 DAY 6 4 7 26 3 11 17 27 23 15 18 3 1975 1043.3 1029.0 1030.7 1027.9 1019.8 1011.7 1007.7 1015.3 1022.3 1033.0 1039.9 1038.4 1043.3 DAY 15 3 5 3 4 18 29 18 19 21 15 5 1976 1030.7 1035.5 1032.4 1029.2 1018.5 1013.2 1011.7 1010.9 1020.7 1036.2 1040.7 1035.9 1040.7 DAY 1 21 27 4 2 15 23 27 13 31 14 22 1977 1039.8 1030.7 1036.2 1022.3 1017.7 1009.8 1006.5 1012.5 1017.8 1036.3 1028.6 1037.9 1039.8 DAY 6 3 10 2 30 1 20 31 29 24 27 13 1978 1039.9 1039.1 1028.9 1022.0 1021.9 1020.4 1012.6 1014.5 1020.9 1028.1 1036.2 1039.5 1039.9 DAY 14 6 20 13 3 9 8 22 28 11 6 24 1979 ****** ****** ****** ****** ****** 1020.5 1011.0 1016.0 1024.4 1029.3 1037.3 1032.5 ****** DAY ** ** ** ** ** 11 4 30 24 10 13 23 1980 1034.5 1037.0 1025.8 1024.9 1017.9 1019.1 1010.5 1019.2 1021.7 1025.7 1028.1 1031.5 1037.0 DAY 16 3 8 2 17 2 12 31 26 22 3 21 1981 1031.2 1027.4 1027.1 1025.2 1023.0 1017.1 1010.4 1012.4 1025.3 1030.2 1029.2 1031.4 1031.4 DAY 15 24 1 11 22 9 30 4 24 25 16 2 1982 1038.7 1031.1 1027.0 1030.5 1026.3 1015.6 ****** ****** 1023.6 1034.2 1032.7 1039.2 ****** DAY 19 11 16 5 12 4 ** ** 21 26 11 10 1983 1039.3 1029.6 1029.0 1023.7 1017.8 1020.3 1011.6 1010.8 1019.3 1027.4 1035.3 1035.9 1039.3 DAY 9 11 15 30 19 1 1 8 29 29 27 19 1984 1033.5 1041.4 1030.0 1022.6 1018.2 1012.2 1006.6 1009.2 1019.5 1033.5 1029.2 1040.1 1041.4 DAY 5 19 5 5 4 17 4 31 22 22 27 19 1985 1031.4 1028.2 1042.4 1029.6 1022.1 1011.0 1008.8 1015.3 1022.4 1026.5 1032.6 1034.5 1042.4 DAY 18 24 5 17 13 6 18 31 23 13 1 15 1986 1035.6 1029.2 1030.6 1025.0 1022.8 1012.3 1011.3 1012.7 1018.6 1027.4 1034.6 1038.5 1038.5 DAY 29 14 17 5 19 3 4 9 23 15 22 11 1987 1036.5 1031.1 1028.2 1025.0 1020.9 1013.8 1013.1 1012.2 1024.1 1037.7 1039.2 1039.3 1039.3 DAY 21 7 23 22 1 21 12 8 24 29 30 1 1988 1036.6 1038.7 1024.0 1030.4 1025.8 1015.8 1009.3 1011.7 1023.4 1029.3 1030.3 1032.0 1038.7 DAY 3 8 18 9 5 1 24 22 25 17 16 30 1989 1034.9 1037.5 1023.9 1023.1 1023.3 1011.8 1008.0 1014.0 1025.9 1029.1 1029.6 1025.5 1037.5 DAY 22 4 8 9 1 3 23 20 24 24 8 29 1990 1035.4 1032.8 1035.3 1022.0 1023.2 1012.7 1008.3 1012.0 1015.8 1035.0 1032.7 1037.2 1037.2 DAY 27 8 17 4 16 8 15 3 26 16 23 29 1991 1032.3 1037.4 1029.0 1023.4 1017.2 1015.0 1008.7 1013.3 1023.1 1025.2 1029.4 1032.2 1037.4 DAY 12 14 12 15 5 24 12 22 29 14 24 18 1992 1037.5 1027.8 1032.8 1020.6 1026.9 1015.8 1010.5 1017.6 1023.1 1028.0 1033.2 1030.2 1037.5 DAY 10 17 12 4 3 7 15 31 30 16 5 3 1993 1036.8 1031.7 1030.8 1025.3 1026.4 1018.8 1010.3 1012.6 1022.4 1031.2 1034.4 1032.5 1036.8 DAY 7 10 17 1 10 23 29 25 23 8 26 7 1994 1035.4 1035.8 1025.4 1032.0 1019.7 1010.1 1007.9 1010.0 1024.4 1029.1 1025.5 1038.3 1038.3 DAY 10 18 1 6 8 9 3 8 23 24 7 8 1995 1035.4 1031.1 1027.3 1020.1 1021.4 1015.0 1006.5 1013.6 1018.7 1039.3 1032.2 1037.1 1039.3 DAY 8 18 6 8 27 1 4 25 23 18 16 11 1996 1041.8 1031.4 1025.0 1029.1 1020.4 1015.4 1014.3 1023.0 1020.7 1031.2 1039.3 1035.5 1041.8 DAY 11 4 21 5 4 12 4 30 25 3 19 8 1997 1032.4 1031.9 1032.5 1022.7 1022.1 1012.2 1007.5 1013.0 1022.6 1025.4 1038.4 1032.8 1038.4 DAY 24 8 11 14 7 5 9 25 8 9 8 29 1998 1030.8 1037.4 1028.3 1023.4 1026.8 1013.0 1009.1 1010.5 1021.1 1036.7 1031.1 1033.2 1037.4 DAY 23 23 27 2 3 5 20 25 13 10 21 30 1999 1039.1 1028.6 1026.7 1031.3 1018.5 1016.2 1010.1 1011.3 1020.3 1026.3 1031.5 1036.7 1039.1 DAY 3 12 19 23 9 17 19 19 29 27 30 1 2000 1032.8 1029.7 1029.6 1021.6 1017.7 1016.3 1011.0 1011.9 1019.8 1027.6 1037.1 1031.6 1037.1 DAY 31 11 1 4 6 14 26 19 26 16 17 10 2001 1037.0 1035.2 1031.1 1027.5 1014.2 1014.2 1010.8 1012.1 1022.7 1031.2 1029.3 1031.2 1037.0 DAY 25 10 12 2 19 2 30 14 20 28 20 4 2002 1030.8 1034.4 1037.0 1024.3 1019.9 1013.7 1012.9 1012.5 1017.6 1021.2 1032.0 1044.9 1044.9 DAY 18 19 11 1 17 25 3 31 30 24 18 4 2003 1029.8 1028.8 1033.1 1025.5 1029.3 1018.8 1007.8 1010.6 1023.5 1024.0 1034.1 1041.5 1041.5 DAY 23 13 3 19 2 7 5 31 27 16 23 13 2004 1029.2 1024.0 1035.5 1025.3 1017.9 1016.8 1011.6 1010.9 1019.5 1030.2 1029.2 1036.8 1036.8 DAY 1 10 9 6 23 14 6 7 22 15 29 4 2005 1030.3 1033.9 1028.3 1033.9 1020.1 1012.0 1008.1 1013.8 1016.7 1030.5 1030.5 1038.6 1038.6 DAY 8 17 27 6 19 5 16 30 10 24 27 31 1951-2005 1045.4 1044.8 1042.4 1039.2 1044.5 1020.8 1018.9 1023.0 1030.3 1040.8 1042.8 1044.9 1045.4 YEAR-DAY 73-26 72- 2 85- 5 60- 8 52-21 70-12 57- 6 96-30 73-27 53-27 54-27 2- 4 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 994.8 1004.2 998.5 996.4 994.8 993.9 993.4 991.5 998.3 991.3 999.5 999.5 991.3 DAY 24 20 22 27 21 3 7 6 12 5 10 17 1952 1002.1 993.0 991.5 1006.0 1005.8 999.9 999.8 1002.4 1010.0 1012.8 1012.6 1013.6 991.5 DAY 12 23 2 12 2 14 28 13 15 7 4 11 1953 1007.4 1003.0 1001.8 1005.5 999.6 998.3 999.1 1004.6 1006.6 1008.6 1008.2 1013.2 998.3 DAY 12 20 13 25 8 30 1 15 15 4 20 21 1954 1007.1 1001.1 1003.5 1008.5 1003.7 1006.0 1001.3 1002.4 1008.6 1012.2 1013.5 1014.4 1001.1 DAY 12 9 25 19 29 2 28 10 3 3 3 8 1955 1015.6 1005.7 999.8 1006.0 1001.2 1002.2 996.8 995.3 1004.6 1012.7 1011.4 1006.2 995.3 DAY 25 24 4 10 3 10 28 7 10 8 25 9 1956 1009.9 1006.6 1000.9 1003.7 1001.3 1001.9 996.6 1002.1 1006.0 1011.2 1008.9 1008.7 996.6 DAY 31 1 18 27 26 27 20 5 13 18 8 11 1957 1003.2 1007.1 1003.0 1007.8 1004.4 1004.2 998.0 999.2 1010.1 1008.5 1016.2 1010.9 998.0 DAY 20 28 15 1 9 30 13 8 29 9 5 7 1958 1007.8 1002.9 1004.3 1003.0 1004.7 1000.6 993.1 1003.2 1002.9 1012.9 1011.8 1010.5 993.1 DAY 31 1 23 12 1 9 10 1 3 1 7 9 1959 1015.0 1007.3 1011.9 1001.1 997.2 997.4 1000.0 996.4 1003.5 1008.0 1015.1 1016.6 996.4 DAY 23 26 19 7 20 6 28 23 13 13 26 21 1960 1015.9 1011.4 1000.6 1005.1 1002.4 999.1 998.0 999.4 1008.6 1011.5 1006.6 1016.6 998.0 DAY 8 23 3 28 31 21 6 12 1 9 20 30 1961 1007.1 1009.5 1005.3 1004.0 996.8 994.2 997.2 1001.9 1004.3 1013.1 1008.4 1007.6 994.2 DAY 22 14 31 14 29 6 12 7 2 17 24 23 1962 1011.6 1000.4 996.5 1004.2 997.6 999.2 1000.8 1002.4 1006.4 1006.4 1016.6 1013.0 996.5 DAY 9 21 29 6 11 10 26 22 12 11 8 10 1963 1015.2 1006.2 1004.2 1003.0 1001.7 1001.0 1001.0 1002.8 1005.6 1012.8 1012.6 1008.7 1001.0 DAY 26 26 17 16 30 10 5 3 4 1 12 11 1964 1002.3 1011.5 1007.6 998.7 1002.0 999.3 999.3 998.9 1006.7 1010.0 1001.2 1011.0 998.7 DAY 19 24 13 8 12 29 12 13 3 3 28 25 1965 1008.9 1002.9 1001.5 997.0 1002.4 998.4 998.2 1003.0 1009.3 1000.2 1010.9 1012.1 997.0 DAY 11 8 24 20 3 19 13 1 18 25 9 18 1966 1012.0 1002.2 994.6 1001.8 1005.7 997.8 998.2 998.8 1005.8 1009.8 1018.3 1009.1 994.6 DAY 28 3 20 14 17 14 17 6 1 1 16 12 1967 1010.0 1001.8 1001.2 997.8 1003.4 997.4 996.9 1001.7 1001.1 1010.1 1012.6 1007.7 996.9 DAY 31 25 25 26 28 1 10 12 19 2 25 24 1968 1003.1 1012.8 1005.5 1000.5 1004.0 999.7 999.4 1000.2 1006.8 1008.6 1017.2 1009.1 999.4 DAY 17 20 14 24 18 20 1 3 10 26 11 16 1969 1008.9 1007.9 1000.5 998.5 1003.2 1000.6 1000.9 1000.0 1004.6 1008.0 1009.3 1013.2 998.5 DAY 21 9 21 18 2 24 18 9 10 30 9 28 1970 1007.5 1008.5 1003.7 992.9 998.8 1000.4 999.3 999.9 1005.8 1003.5 1012.3 1009.8 992.9 DAY 23 19 20 20 21 21 11 28 9 15 4 10 1971 1006.8 1000.6 1007.5 999.5 1003.5 998.8 999.9 1003.4 1006.2 1007.8 1012.1 1010.8 998.8 DAY 14 14 20 14 12 6 23 19 3 9 5 15 1972 1014.5 1020.4 1005.2 1001.1 996.9 996.4 1001.9 997.7 1006.3 1013.9 1012.4 1014.8 996.4 DAY 15 18 18 25 3 24 1 1 14 30 8 17 1973 1007.7 996.2 1003.7 1000.6 999.8 996.6 998.3 1002.7 1006.8 1011.5 1012.5 1013.1 996.2 DAY 16 23 4 9 31 16 11 1 2 30 3 7 1974 1007.4 1017.1 1008.7 1001.9 1003.2 1003.2 1000.0 1003.8 1004.5 1014.6 1015.2 1012.0 1000.0 DAY 25 12 25 21 28 3 5 9 3 27 25 6 1975 1013.1 1004.9 1003.7 1008.6 1005.7 1001.4 998.4 998.5 1001.7 1008.3 1012.2 1011.4 998.4 DAY 4 11 2 28 18 13 5 14 10 5 29 23 1976 1007.6 1003.5 1004.3 1007.2 1003.4 1003.5 997.6 1002.2 1006.3 1008.2 1014.1 1009.1 997.6 DAY 7 11 22 18 21 11 16 11 1 17 29 11 1977 1015.3 1008.0 1008.3 1000.1 1005.3 996.7 998.0 995.9 1010.2 1008.7 1010.2 1014.7 995.9 DAY 29 25 5 25 26 22 3 18 12 5 18 23 1978 1009.1 1010.7 1005.4 997.5 1001.3 991.4 997.0 1002.8 1006.4 1007.1 1008.7 1009.2 991.4 DAY 5 18 13 26 30 22 2 18 2 1 1 17 1979 ****** ****** ****** ****** ****** 999.3 1000.8 1000.6 1008.5 1007.8 1006.3 1009.6 ****** DAY ** ** ** ** ** 23 6 1 13 27 30 1 1980 1008.6 1007.7 999.1 1001.2 1003.7 998.6 1002.0 1001.8 1006.3 1005.4 1011.5 1008.9 998.6 DAY 7 19 3 27 6 17 16 1 22 5 10 12 1981 1010.8 1010.2 999.4 1001.4 999.9 998.9 999.5 1004.5 1008.1 1013.1 1008.8 1011.4 998.9 DAY 4 11 13 30 1 5 6 15 18 17 23 19 1982 1010.4 1009.0 1003.0 1004.7 1006.6 1004.4 ****** ****** 1010.0 1008.9 1013.0 1016.6 ****** DAY 29 5 19 19 21 28 ** ** 12 21 7 28 1983 998.8 1006.0 1001.4 1005.1 1005.6 1000.8 996.4 1000.6 1005.3 1007.2 1013.3 1010.4 996.4 DAY 25 18 6 24 30 23 29 5 9 5 12 12 1984 1015.9 1009.9 1004.4 1003.6 997.3 1001.2 999.2 1000.7 1008.6 1007.6 1009.0 1015.8 997.3 DAY 17 9 13 18 30 21 11 9 9 18 14 15 1985 1012.8 998.9 1003.5 1001.7 1005.8 1000.2 1000.7 1004.4 1008.1 1007.6 1015.6 1007.0 998.9 DAY 3 6 25 25 4 9 28 8 7 11 11 20 1986 1006.8 1012.6 1012.7 1008.4 999.9 1000.2 1002.5 1004.0 1008.9 1010.7 1008.8 1006.1 999.9 DAY 20 7 10 12 11 19 18 3 26 5 9 31 1987 1009.9 1002.5 1000.1 998.7 1004.2 1004.4 999.8 1001.5 1004.9 1012.5 1008.3 1009.4 998.7 DAY 7 11 15 20 25 3 9 19 6 5 8 14 1988 1012.0 1010.0 1001.1 1004.3 998.0 993.4 998.6 1001.1 1004.8 1008.8 1010.7 1007.3 993.4 DAY 29 3 5 24 29 24 16 30 6 21 29 27 1989 1010.5 1009.8 999.9 1008.7 1002.3 1001.7 1001.8 1000.0 1002.8 1006.1 1012.2 1011.5 999.9 DAY 3 23 29 15 8 30 7 2 13 2 16 5 1990 1014.6 1001.9 1007.2 1000.3 996.0 999.6 999.6 1001.6 1004.8 1012.2 1009.6 1015.2 996.0 DAY 5 16 15 30 13 27 31 8 2 4 1 18 1991 1012.0 1010.3 1003.3 999.7 998.9 999.8 994.2 1001.1 1003.8 1012.9 1013.5 1008.0 994.2 DAY 5 5 7 5 23 12 8 12 22 5 5 26 1992 1007.8 1003.3 1002.1 1005.7 1006.0 997.8 1001.3 1003.3 1006.3 1010.8 1007.3 1014.2 997.8 DAY 3 25 31 15 10 20 24 2 18 14 26 28 1993 1013.0 1012.5 1002.8 1001.0 1005.5 1000.9 1002.3 1003.8 1005.1 1008.7 1008.0 1017.7 1000.9 DAY 29 22 22 21 7 19 4 13 4 2 11 5 1994 1006.7 1008.9 1001.9 1005.2 1003.8 1000.1 999.9 998.2 1009.1 1011.6 1008.1 1001.3 998.2 DAY 17 2 8 27 2 17 8 2 1 15 26 4 1995 1014.8 1008.1 1001.5 1006.1 1004.4 998.2 993.1 999.4 1003.0 1009.8 1002.2 1017.6 993.1 DAY 12 9 26 20 8 30 1 4 20 5 26 26 1996 1007.8 1007.4 1005.1 1004.9 1006.0 998.6 1001.2 1001.6 999.1 1006.7 1017.4 1012.3 998.6 DAY 7 6 26 14 30 2 7 9 9 27 2 30 1997 1010.1 1007.3 1000.2 997.9 996.5 999.1 996.5 1001.5 1001.0 1009.7 1015.2 1007.2 996.5 DAY 17 1 30 10 5 24 16 1 3 7 5 11 1998 1003.9 1005.4 996.5 1002.2 999.5 1002.6 992.3 1004.0 1003.8 1004.9 1012.5 1015.1 992.3 DAY 14 8 19 21 22 29 6 13 3 2 2 21 1999 1013.0 997.1 1006.1 1005.0 1001.3 992.2 1000.7 999.9 1003.6 1009.9 1012.2 1013.4 992.2 DAY 10 21 13 15 21 26 12 7 16 19 9 16 2000 1005.7 1009.4 1001.6 1003.2 1001.6 998.4 999.2 999.2 1000.5 1011.1 1017.8 1010.6 998.4 DAY 21 26 25 11 28 25 11 4 1 1 7 16 2001 1016.9 1002.4 1000.2 1000.0 999.4 998.4 998.9 1001.8 998.6 1008.9 1004.6 1012.5 998.4 DAY 1 22 26 13 9 18 18 31 1 7 19 6 2002 1007.4 1005.6 999.2 995.8 1000.7 993.3 999.6 997.7 1007.9 1009.5 1009.9 1005.3 993.3 DAY 8 27 29 4 12 21 25 9 12 22 13 22 2003 1004.1 1000.9 1000.4 1005.4 1004.5 1001.6 998.4 1000.8 1002.3 1006.6 1010.4 1010.4 998.4 DAY 29 21 27 27 30 30 20 1 7 27 1 7 2004 1005.5 999.5 1004.1 1002.0 997.0 1000.5 1001.3 997.4 1005.8 1011.1 1001.2 1011.9 997.0 DAY 28 16 31 16 14 18 27 13 11 4 24 10 2005 1008.2 1005.6 1003.2 1004.6 999.7 995.8 996.1 997.9 1003.6 1008.5 1013.1 1010.7 995.8 DAY 24 2 24 30 6 21 6 8 5 21 9 26 1951-2005 994.8 993.0 991.5 992.9 994.8 991.4 992.3 991.5 998.3 991.3 999.5 999.5 991.3 YEAR-DAY 51-24 52-23 52- 2 70-20 51-21 78-22 98- 6 51- 6 51-12 51- 5 51-10 51-17 51- 5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 67 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.7 897.6 896.4 895.8 894.6 893.1 891.8 893.1 896.7 896.4 898.9 897.9 895.7 1952 897.0 893.2 894.9 903.6 902.0 900.5 899.1 900.2 905.5 907.5 908.5 909.0 901.7 1953 904.9 902.4 902.9 904.7 901.6 899.7 899.0 901.0 904.7 908.4 908.4 908.7 903.9 1954 901.2 902.7 906.4 902.0 902.3 900.8 897.7 900.5 904.0 906.9 909.1 908.1 903.5 1955 907.4 902.5 902.2 903.9 902.9 900.3 897.2 899.0 903.7 907.1 906.3 903.8 903.0 1956 904.4 903.2 901.0 901.4 900.8 901.1 897.9 900.9 903.7 907.3 907.2 908.1 903.1 1957 904.0 905.2 902.8 904.4 901.5 901.8 899.8 901.7 904.7 907.8 907.7 905.8 903.9 1958 904.6 904.9 902.0 902.7 904.9 899.7 897.7 901.2 903.2 907.9 910.9 905.4 903.8 1959 905.0 901.8 904.3 903.6 901.7 901.0 898.0 898.6 901.4 906.4 908.1 909.0 903.2 1960 906.3 905.8 902.9 903.3 904.2 900.6 899.4 899.5 905.0 907.7 908.2 909.1 904.3 1961 906.6 905.7 902.7 902.7 901.9 900.7 898.0 900.9 902.4 909.0 906.3 904.4 903.4 1962 906.7 903.6 902.2 902.1 902.8 901.3 898.9 902.3 905.6 907.4 911.2 905.7 904.2 1963 905.3 904.4 901.1 900.2 899.1 900.5 898.7 900.6 904.3 907.3 906.8 905.9 902.8 1964 906.1 903.3 903.2 900.1 902.4 899.3 898.1 898.9 904.2 909.1 906.5 909.2 903.4 1965 904.3 901.7 904.9 900.5 903.1 900.8 898.7 901.9 905.2 905.9 906.4 904.9 903.2 1966 905.5 902.8 901.0 901.8 903.7 900.2 898.4 899.2 903.9 907.2 912.1 904.6 903.4 1967 905.6 903.3 900.5 900.8 902.6 900.4 898.3 899.2 902.6 907.5 905.6 904.1 902.5 1968 901.1 904.6 902.4 904.1 903.7 900.4 900.1 899.6 903.7 907.0 908.0 904.9 903.3 1969 905.4 906.6 902.1 902.9 903.1 899.9 899.1 901.7 904.8 906.0 908.0 905.7 903.8 1970 904.5 903.6 904.2 904.8 901.2 900.5 898.2 898.9 903.5 906.2 907.5 906.2 903.3 1971 909.1 900.9 904.1 902.0 902.2 898.2 898.1 900.0 904.8 907.3 906.9 903.9 903.1 1972 906.8 908.0 904.2 903.2 901.3 900.8 899.3 902.6 905.0 907.7 907.8 909.2 904.7 1973 907.6 903.1 904.4 901.0 902.4 900.0 897.9 901.4 905.7 907.6 906.6 908.2 903.8 1974 905.6 907.4 907.9 900.8 902.3 899.9 898.9 901.1 904.4 908.7 909.0 906.1 904.3 1975 906.6 903.7 903.3 904.7 902.4 899.8 898.1 900.2 904.3 906.6 909.0 907.4 903.8 1976 903.2 904.8 903.9 903.0 902.5 901.3 897.7 899.7 904.0 905.7 910.9 908.2 903.7 1977 906.5 907.6 907.1 901.7 902.9 899.0 897.6 900.6 905.5 907.5 906.9 906.7 904.1 1978 906.3 906.1 903.6 900.4 901.6 899.7 899.8 900.8 903.4 908.2 909.3 905.2 903.7 1979 907.3 903.5 904.2 903.1 904.5 902.9 899.9 900.9 906.3 907.1 910.4 905.1 904.6 1980 905.0 905.4 903.3 901.8 902.7 900.9 899.6 901.3 904.4 906.2 906.7 905.7 903.6 1981 905.2 903.5 902.1 902.1 902.5 901.3 899.1 901.2 906.2 909.0 906.0 906.3 903.7 1982 904.6 903.3 903.1 903.6 905.4 901.9 899.0 901.5 906.0 906.6 908.6 907.5 904.2 1983 905.2 904.0 904.3 902.9 902.5 902.0 898.5 900.1 904.2 908.0 908.4 908.2 904.0 1984 906.3 909.4 903.6 901.7 901.6 900.6 898.2 898.8 905.2 908.3 907.2 910.4 904.3 1985 905.1 899.1 907.2 902.2 902.8 899.5 899.7 902.3 904.5 907.3 908.9 906.3 903.7 1986 905.7 904.6 906.7 905.1 902.8 899.2 900.6 901.8 905.2 907.5 906.8 905.1 904.3 1987 905.6 905.3 900.3 903.6 903.5 901.9 900.5 900.4 905.2 909.9 908.6 906.3 904.3 1988 904.8 904.7 900.7 903.6 902.7 898.9 898.3 900.1 904.2 907.5 906.5 904.1 903.0 1989 905.0 907.1 902.0 905.1 904.3 900.3 899.7 900.5 903.1 907.0 907.4 904.7 903.8 1990 906.0 903.2 906.1 901.6 902.9 899.2 899.5 901.5 903.3 907.3 907.7 907.2 903.8 1991 905.6 906.1 904.0 903.0 900.2 900.7 898.6 900.6 904.8 907.5 908.8 904.2 903.7 1992 904.5 901.4 903.9 901.9 904.0 899.9 899.8 902.7 905.3 906.8 907.3 905.7 903.6 1993 906.0 905.7 904.0 902.8 902.9 900.6 900.2 902.3 903.9 910.5 907.7 908.3 904.6 1994 905.2 903.6 903.8 904.8 902.5 899.0 898.3 899.7 907.5 908.9 904.9 906.7 903.7 1995 906.7 905.3 904.1 902.0 904.0 899.9 897.2 900.0 903.1 907.6 905.5 908.3 903.6 1996 907.7 904.3 902.8 904.2 903.8 901.0 900.4 901.9 901.6 906.5 910.6 907.8 904.4 1997 904.5 905.0 901.1 901.4 903.6 899.4 897.8 900.8 905.2 905.8 908.2 905.2 903.2 1998 903.2 904.3 902.3 902.5 903.7 902.0 898.6 901.6 903.8 907.7 907.9 909.3 903.9 1999 905.8 902.9 903.1 904.1 903.2 899.8 898.6 899.8 903.1 906.0 906.6 909.1 903.5 2000 904.0 904.0 903.3 902.3 901.7 900.4 899.9 900.7 902.8 907.5 909.4 906.4 903.5 2001 907.7 903.9 903.2 902.7 900.8 899.2 899.8 901.4 903.9 906.8 905.7 907.2 903.5 2002 905.7 904.3 903.2 900.8 902.0 899.3 900.1 899.7 904.6 906.3 908.0 905.9 903.3 2003 905.2 901.6 902.8 903.7 904.1 900.6 898.4 901.3 904.0 905.5 907.6 908.1 903.6 2004 902.2 903.6 906.4 903.1 900.7 900.5 900.1 900.1 905.4 908.6 905.4 905.8 903.5 2005 904.0 904.0 901.6 905.3 902.6 900.1 899.3 900.3 903.7 907.8 908.4 907.6 903.7 MEAN 905.1 903.9 903.1 902.6 902.5 900.2 898.7 900.5 904.2 907.2 907.7 906.5 903.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 68 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 907.2 905.5 905.6 902.2 901.8 898.9 895.5 896.1 902.0 903.6 908.7 906.9 908.7 DAY 31 13 3 14 30 29 11 20 28 16 2 8 1952 905.9 899.4 908.8 912.5 912.1 910.2 903.6 905.4 912.1 913.7 918.5 917.0 918.5 DAY 18 8 28 9 13 4 15 16 27 31 17 12 1953 912.7 912.3 916.0 912.5 906.7 906.7 903.5 905.9 912.7 919.7 919.9 914.3 919.9 DAY 2 15 28 1 5 6 21 31 21 27 10 10 1954 910.4 916.8 915.2 912.7 910.4 904.2 900.1 904.3 908.7 913.0 919.1 920.6 920.6 DAY 18 22 2 30 1 21 31 31 23 12 27 16 1955 914.6 909.7 911.4 909.4 910.8 904.7 902.1 906.0 909.4 911.7 915.2 917.3 917.3 DAY 10 9 23 13 27 2 10 21 22 13 12 2 1956 911.2 909.6 906.8 910.9 907.0 906.9 903.6 905.5 912.6 913.6 916.7 915.5 916.7 DAY 22 19 2 16 23 12 25 30 29 26 13 19 1957 911.5 912.1 911.4 912.7 907.0 906.3 907.9 906.1 907.8 916.0 914.5 915.3 916.0 DAY 4 19 30 22 12 21 5 17 16 19 22 23 1958 909.9 914.6 911.1 911.6 910.6 903.7 904.9 906.0 908.8 912.4 915.9 912.7 915.9 DAY 13 13 28 24 23 4 16 25 22 23 15 6 1959 910.1 907.7 912.0 910.9 907.6 906.5 902.4 902.0 907.5 916.6 915.0 915.8 916.6 DAY 14 3 21 28 5 22 16 28 24 20 22 28 1960 912.6 912.5 911.4 920.2 911.2 906.1 904.8 903.4 908.7 913.6 918.2 916.0 920.2 DAY 19 7 22 8 26 7 17 15 20 28 28 28 1961 915.3 914.3 914.9 908.7 910.3 906.2 902.2 904.5 908.7 916.8 913.5 913.4 916.8 DAY 10 22 4 18 15 9 24 13 25 25 29 4 1962 916.1 912.2 911.7 910.8 907.0 907.1 903.1 909.1 914.6 914.2 920.3 915.0 920.3 DAY 19 2 6 19 17 19 30 26 25 28 23 4 1963 911.0 912.7 909.2 908.7 904.3 907.2 902.8 905.1 915.3 912.6 915.3 918.1 918.1 DAY 6 6 23 3 14 13 29 6 24 19 27 27 1964 915.4 911.6 910.9 910.6 906.8 905.8 903.7 903.5 910.7 916.0 919.1 917.2 919.1 DAY 30 28 18 25 17 3 22 21 17 30 11 10 1965 912.6 911.4 914.4 908.4 912.8 906.2 902.2 908.4 911.7 914.3 911.3 911.3 914.4 DAY 29 1 16 9 21 2 25 9 20 29 20 4 1966 912.9 909.8 908.8 909.5 908.8 904.9 904.2 902.5 908.8 916.2 919.7 915.0 919.7 DAY 1 23 3 27 18 3 11 9 15 10 23 30 1967 913.1 914.5 912.7 909.9 909.7 906.8 904.3 903.6 908.8 914.1 911.9 911.3 914.5 DAY 6 4 1 13 3 7 23 25 25 15 10 12 1968 910.0 911.4 914.3 913.6 909.0 907.6 904.5 905.2 910.0 914.6 914.9 914.6 914.9 DAY 20 7 27 1 8 1 15 30 19 28 22 23 1969 914.0 913.6 914.0 910.7 910.3 907.4 902.1 906.5 914.6 912.7 915.4 911.7 915.4 DAY 9 11 12 4 22 2 3 31 14 9 23 26 1970 913.4 910.5 911.7 911.0 907.0 909.0 901.7 905.0 908.7 913.2 918.0 914.5 918.0 DAY 3 16 26 22 10 11 9 30 18 12 15 16 1971 918.6 907.4 912.1 911.8 907.5 903.3 900.1 903.6 909.2 915.6 915.0 911.6 918.6 DAY 9 2 7 10 2 18 13 21 24 11 20 29 1972 916.8 915.6 914.8 911.0 910.9 907.9 902.1 907.4 911.0 914.0 915.7 914.9 916.8 DAY 5 1 16 16 25 18 24 25 17 26 12 3 1973 920.9 913.0 913.9 909.5 911.5 906.4 901.6 904.7 915.6 913.5 914.1 918.4 920.9 DAY 26 7 10 11 8 3 23 30 30 23 21 26 1974 916.1 914.6 915.4 910.3 907.3 902.7 902.7 905.6 909.1 915.3 917.2 914.9 917.2 DAY 5 4 10 26 10 1 17 26 22 15 18 3 1975 920.6 910.8 911.4 912.5 907.5 905.0 901.5 908.7 912.1 914.9 918.0 915.3 920.6 DAY 15 18 31 5 5 17 29 18 19 21 15 5 1976 912.2 915.4 911.7 911.2 907.7 904.7 903.3 902.9 911.4 917.8 920.5 914.8 920.5 DAY 1 21 27 4 2 21 6 27 11 31 14 16 1977 916.7 914.8 919.9 909.6 907.5 903.0 901.6 905.4 910.2 915.6 913.6 918.9 919.9 DAY 6 18 10 1 29 6 13 20 30 24 8 13 1978 916.4 917.0 912.0 910.0 909.3 910.0 905.4 905.4 910.6 914.3 917.0 920.6 920.6 DAY 13 6 20 12 3 8 8 21 28 11 27 24 1979 919.6 909.4 912.2 911.8 912.1 910.5 904.0 907.3 912.2 915.6 918.0 912.8 919.6 DAY 18 14 5 28 28 11 4 29 24 9 13 23 1980 912.1 913.5 911.4 911.1 908.8 908.1 905.5 909.4 912.0 911.8 914.0 912.8 914.0 DAY 16 1 28 2 26 2 18 31 26 7 3 17 1981 914.6 909.0 911.1 911.5 912.1 906.9 903.8 904.1 911.8 915.3 914.0 913.9 915.3 DAY 9 28 8 11 22 1 30 3 27 25 16 2 1982 914.4 912.9 910.1 913.8 914.8 909.4 904.1 906.6 911.9 916.1 915.0 915.9 916.1 DAY 19 11 16 4 11 7 8 16 21 25 11 10 1983 918.5 911.9 912.8 909.1 909.6 910.3 904.9 903.6 908.8 914.1 922.1 918.2 922.1 DAY 8 10 15 30 16 1 1 8 28 29 26 4 1984 915.6 919.1 912.3 909.1 907.3 903.8 901.3 902.8 909.5 917.0 916.8 918.3 919.1 DAY 5 23 5 14 12 16 4 31 22 22 27 19 1985 910.8 910.4 919.6 915.6 910.6 904.7 902.9 906.7 912.3 913.2 916.3 914.3 919.6 DAY 28 24 6 17 13 6 16 31 22 3 1 9 1986 914.8 910.6 914.2 913.7 910.4 904.1 904.5 904.5 909.8 914.6 915.0 919.4 919.4 DAY 29 22 3 5 19 2 3 9 22 15 22 7 1987 917.3 914.6 911.1 911.2 909.8 905.6 905.2 905.4 912.6 917.8 918.4 918.3 918.4 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 916.5 915.4 908.9 914.9 911.8 905.8 901.8 904.8 910.9 914.8 915.5 912.2 916.5 DAY 3 7 17 9 5 1 23 21 25 17 6 5 1989 915.9 914.5 908.0 909.8 909.6 905.0 903.1 906.0 912.7 914.5 914.0 908.6 915.9 DAY 22 4 8 11 1 2 10 20 23 24 8 3 1990 913.5 913.3 917.3 908.4 910.4 904.4 902.5 904.9 907.3 917.1 916.6 915.2 917.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 912.8 915.1 910.5 909.3 905.3 905.7 902.3 905.0 909.8 911.0 913.0 913.6 915.1 DAY 12 15 12 15 5 23 12 22 17 13 23 17 1992 916.3 907.6 911.8 906.0 910.8 905.8 903.7 909.1 910.8 913.0 917.2 913.7 917.2 DAY 10 16 13 4 3 7 15 31 30 30 4 3 1993 916.2 913.1 912.8 911.5 911.3 908.6 904.8 905.5 912.2 915.7 915.4 913.2 916.2 DAY 6 10 17 1 9 23 28 29 23 17 26 7 1994 916.5 915.9 912.2 915.0 908.8 902.6 901.8 903.9 914.0 914.9 911.9 915.5 916.5 DAY 10 18 1 5 19 9 2 8 23 23 7 8 1995 915.6 911.4 910.9 907.3 908.9 905.5 900.4 906.9 908.5 919.7 915.7 916.3 919.7 DAY 7 18 3 7 27 1 19 25 22 18 16 11 1996 919.0 911.6 906.7 912.2 909.0 906.6 906.7 912.0 909.9 917.4 920.0 916.4 920.0 DAY 10 27 12 5 4 12 4 30 25 2 19 8 1997 913.8 912.0 915.5 908.2 909.4 903.9 901.8 905.8 911.7 911.8 919.7 913.0 919.7 DAY 24 26 11 14 8 5 21 24 8 8 8 29 1998 912.2 917.4 910.8 911.8 911.3 906.2 902.8 905.2 909.8 917.7 916.8 914.9 917.7 DAY 4 23 27 12 3 5 20 19 13 10 21 29 1999 918.6 912.0 910.0 913.9 908.4 907.9 903.1 904.5 907.8 911.5 913.6 918.2 918.6 DAY 2 12 19 23 9 17 19 19 24 26 30 11 2000 912.3 912.8 913.5 909.1 909.7 906.3 903.8 904.3 909.6 913.6 919.8 914.7 919.8 DAY 31 29 27 3 5 16 26 18 29 16 17 10 2001 913.5 916.6 914.6 913.0 906.0 908.0 903.0 905.5 911.2 915.8 913.1 914.0 916.6 DAY 26 10 2 2 19 2 30 6 22 11 20 10 2002 912.5 916.3 917.4 909.5 909.2 905.7 905.9 906.2 909.6 910.2 915.3 919.1 919.1 DAY 26 19 11 1 17 25 3 31 21 23 18 4 2003 912.4 911.0 913.5 909.8 913.3 906.8 903.3 904.3 911.9 911.3 916.6 918.8 918.8 DAY 11 13 3 16 2 7 4 30 27 16 26 12 2004 910.3 909.1 918.2 911.2 908.9 908.4 905.0 904.8 909.6 915.2 911.7 915.4 918.2 DAY 11 13 9 11 22 6 6 7 21 15 29 4 2005 912.7 913.4 908.1 916.6 910.5 904.5 903.1 906.2 908.5 914.8 913.1 917.2 917.2 DAY 8 17 27 6 19 5 16 27 9 24 24 29 1951-2005 920.9 919.1 919.9 920.2 914.8 910.5 907.9 912.0 915.6 919.7 922.1 920.6 922.1 YEAR-DAY 73-26 84-23 77-10 60- 8 82-11 79-11 57- 5 96-30 73-30 53-27 83-26 54-16 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 69 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 886.0 889.8 888.8 889.6 889.4 888.8 888.3 887.5 891.1 885.3 892.6 887.9 885.3 DAY 24 6 22 21 4 2 31 6 11 5 27 17 1952 888.4 883.6 881.6 898.5 896.5 893.5 894.3 896.1 901.2 901.9 901.2 900.8 881.6 DAY 12 23 2 24 2 30 27 7 15 6 4 11 1953 895.4 895.4 891.7 897.0 895.0 892.3 894.0 898.0 897.8 900.8 897.8 898.3 891.7 DAY 12 20 13 12 3 30 1 23 10 4 20 21 1954 894.6 889.4 893.7 897.2 897.7 898.0 896.3 896.6 901.0 900.0 902.0 899.5 889.4 DAY 12 9 25 12 13 5 2 10 3 3 25 7 1955 900.1 894.3 890.1 893.4 893.4 896.2 893.6 891.6 898.8 902.6 899.8 894.3 890.1 DAY 25 11 4 10 3 30 28 7 1 7 23 29 1956 895.6 894.5 891.2 894.7 894.5 895.9 892.9 896.0 898.8 901.8 897.3 897.2 891.2 DAY 29 29 18 6 26 28 20 5 13 17 8 11 1957 891.5 894.7 891.7 894.9 897.8 897.2 893.5 894.1 901.2 898.8 902.0 896.0 891.5 DAY 20 5 15 1 9 29 13 8 29 9 18 7 1958 895.3 894.1 895.2 893.4 897.1 895.3 888.9 898.2 897.1 901.9 900.2 899.4 888.9 DAY 31 1 23 20 3 9 10 17 2 16 7 9 1959 897.2 893.2 894.8 895.6 893.4 893.1 895.4 894.7 897.5 899.4 899.2 902.2 893.1 DAY 23 26 1 5 20 28 27 3 6 12 26 21 1960 900.7 900.5 891.3 896.6 895.0 893.4 893.7 894.3 901.5 901.1 895.9 898.8 891.3 DAY 8 22 1 19 31 21 5 12 1 11 20 30 1961 896.4 895.9 893.1 896.6 892.9 890.2 892.7 896.0 896.9 902.9 896.9 894.3 890.2 DAY 22 14 13 1 30 6 12 7 19 17 23 23 1962 897.6 890.1 889.9 894.2 893.8 894.4 896.3 895.9 898.5 897.6 904.8 898.7 889.9 DAY 5 21 29 6 11 9 14 22 12 10 10 17 1963 900.9 897.5 895.6 894.4 892.5 895.7 895.9 897.3 898.4 902.7 900.2 895.0 892.5 DAY 2 13 17 16 12 10 5 12 3 31 16 11 1964 887.5 896.6 895.2 890.8 895.2 894.0 894.5 894.4 900.3 899.7 891.2 898.1 887.5 DAY 19 4 4 9 12 16 8 13 11 3 27 24 1965 892.9 889.5 893.1 889.1 896.7 894.4 893.8 898.2 900.8 891.2 900.3 898.6 889.1 DAY 11 23 24 4 3 19 12 1 17 25 9 18 1966 898.7 894.0 884.0 891.9 898.7 894.4 892.9 894.7 899.7 898.5 904.1 896.2 884.0 DAY 27 3 20 14 26 14 17 5 8 15 16 12 1967 895.6 894.4 888.9 890.0 895.5 894.0 892.8 895.8 895.8 901.0 900.2 894.5 888.9 DAY 31 25 23 26 28 5 10 6 19 1 25 23 1968 892.6 898.7 893.6 892.6 897.6 895.3 895.0 895.4 899.3 898.9 902.7 896.0 892.6 DAY 17 20 13 24 18 23 1 2 9 26 29 28 1969 896.3 894.2 891.8 889.9 895.4 893.8 896.4 895.2 897.7 896.1 899.6 898.2 889.9 DAY 21 9 21 18 2 17 23 8 10 30 9 14 1970 891.5 896.0 895.2 890.1 896.1 895.9 894.5 895.1 897.6 898.4 902.6 896.7 890.1 DAY 23 19 20 20 21 8 11 27 6 8 12 10 1971 894.7 887.9 896.2 892.5 896.5 892.6 894.0 897.0 900.5 899.2 900.4 896.7 887.9 DAY 14 14 20 14 11 6 23 19 2 9 5 20 1972 898.1 898.3 889.6 893.0 890.8 892.4 896.0 892.0 899.1 903.2 900.6 899.9 889.6 DAY 23 15 18 25 3 24 31 1 14 30 8 17 1973 891.1 888.6 893.8 893.7 894.3 892.2 893.4 898.1 900.5 900.8 900.1 898.4 888.6 DAY 16 23 4 9 31 16 16 5 9 30 24 7 1974 888.3 898.8 899.1 894.6 897.4 896.8 894.4 897.1 896.1 903.0 901.6 896.9 888.3 DAY 25 12 25 20 28 3 5 16 3 27 27 6 1975 898.8 891.0 893.0 898.2 898.7 895.9 894.5 894.0 894.6 898.6 898.1 897.5 891.0 DAY 28 11 2 25 15 13 5 15 10 4 29 23 1976 894.8 891.9 894.0 899.1 896.4 896.7 894.1 895.3 900.0 898.5 900.2 896.5 891.9 DAY 7 11 2 9 28 11 4 31 5 17 29 11 1977 898.0 896.2 901.0 892.2 897.5 893.0 893.2 893.3 901.7 899.4 896.7 898.9 892.2 DAY 8 25 4 25 26 22 28 17 12 5 18 10 1978 895.2 896.4 895.5 893.6 892.7 887.4 892.3 896.5 898.0 898.4 900.8 894.5 887.4 DAY 21 18 13 26 30 22 2 14 2 1 1 16 1979 898.0 893.5 893.3 898.2 896.2 894.2 895.2 895.6 901.0 900.1 895.8 896.8 893.3 DAY 7 12 28 11 17 23 6 14 6 27 30 1 1980 895.7 893.9 889.0 894.0 897.3 893.7 896.6 896.6 899.7 900.1 898.9 895.6 889.0 DAY 7 12 19 16 10 17 3 20 14 5 25 12 1981 897.0 894.8 889.7 892.0 893.6 893.8 895.5 898.3 901.2 902.8 897.7 899.0 889.7 DAY 3 3 13 6 1 5 6 14 17 17 23 19 1982 892.8 893.6 892.6 895.6 898.5 897.8 892.5 891.9 901.8 900.5 900.5 899.3 891.9 DAY 29 1 19 19 24 12 31 1 14 1 7 28 1983 891.5 893.5 893.4 897.6 898.1 896.8 892.6 895.5 900.5 900.9 901.7 896.2 891.5 DAY 25 18 6 24 4 22 28 4 9 5 12 12 1984 900.1 895.2 894.2 895.5 893.5 894.5 895.4 895.5 900.7 897.8 899.0 900.3 893.5 DAY 17 8 15 10 30 21 16 8 8 18 13 14 1985 896.8 887.7 894.4 896.5 898.1 894.8 895.6 898.2 899.9 898.1 903.7 892.5 887.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 1986 893.2 897.7 898.1 898.1 895.1 895.1 897.2 898.4 901.5 902.3 897.8 892.6 892.6 DAY 20 16 10 12 11 13 21 15 4 5 9 31 1987 896.8 893.4 890.4 892.2 897.2 898.1 896.1 897.0 899.3 903.3 900.3 898.0 890.4 DAY 3 11 20 20 23 14 9 15 6 3 7 24 1988 895.3 897.6 890.2 897.2 894.3 890.3 894.7 895.2 899.0 899.1 897.8 891.3 890.2 DAY 29 2 5 1 29 24 16 30 5 31 20 26 1989 895.6 895.7 891.6 898.0 897.0 896.5 897.0 894.0 896.0 898.0 900.7 896.2 891.6 DAY 17 23 30 29 7 10 5 2 13 2 20 5 1990 898.9 889.2 897.2 893.1 891.8 894.6 896.5 896.8 899.8 902.4 898.9 900.6 889.2 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 895.9 897.2 888.9 891.8 890.4 894.2 891.2 896.3 899.1 903.2 901.3 894.0 888.9 DAY 5 4 7 5 23 12 8 12 22 5 5 26 1992 892.7 894.0 891.0 897.3 898.0 893.7 895.8 898.0 899.4 901.8 896.9 898.2 891.0 DAY 3 25 31 10 19 28 26 2 18 14 26 28 1993 895.0 899.8 891.0 894.7 897.7 896.4 898.0 897.8 898.5 902.0 897.6 900.3 891.0 DAY 9 15 22 21 7 4 1 13 14 2 14 5 1994 894.1 894.5 894.8 895.7 895.2 895.0 895.2 894.6 901.8 902.1 893.0 890.5 890.5 DAY 17 9 13 2 2 16 21 2 1 15 26 4 1995 899.9 897.6 891.6 896.9 899.4 893.9 891.6 895.5 898.5 901.3 890.2 903.2 890.2 DAY 12 9 26 16 7 30 1 23 19 4 26 22 1996 898.4 893.6 894.6 897.6 898.9 895.5 896.8 896.3 894.1 897.3 903.2 899.2 893.6 DAY 7 6 26 19 30 2 6 8 9 27 29 25 1997 896.0 894.9 891.2 890.1 891.4 895.3 892.2 896.0 896.4 901.6 903.5 896.7 890.1 DAY 26 1 30 10 5 24 16 5 2 7 5 10 1998 892.5 891.0 890.5 895.5 893.3 898.0 889.2 897.8 897.8 898.4 902.3 899.4 889.2 DAY 14 14 19 21 22 24 6 13 3 2 9 21 1999 899.1 888.7 896.8 894.2 896.5 890.1 895.0 896.1 897.7 902.0 900.2 901.3 888.7 DAY 10 21 22 9 21 26 12 7 16 13 26 16 2000 892.8 894.3 894.3 897.3 896.6 895.8 895.5 895.5 895.3 901.0 903.0 896.3 892.8 DAY 21 7 25 22 27 25 11 4 1 18 7 16 2001 901.3 891.4 891.3 892.8 892.9 892.8 894.2 895.3 896.1 900.2 896.1 900.4 891.3 DAY 1 21 26 13 9 18 18 31 1 25 19 6 2002 895.7 895.2 893.7 888.3 895.2 890.5 894.5 894.0 900.3 900.9 898.9 891.9 888.3 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 891.0 890.8 891.4 898.3 896.5 896.7 894.5 896.1 896.2 898.9 900.7 898.3 890.8 DAY 29 19 27 23 30 30 8 1 7 26 21 7 2004 892.4 893.7 895.8 894.8 892.0 895.2 896.5 894.0 899.0 902.8 893.6 898.0 892.0 DAY 28 16 31 16 14 18 10 13 11 3 24 10 2005 893.3 894.0 891.5 897.7 891.9 891.6 891.4 894.4 898.2 900.5 900.7 896.3 891.4 DAY 23 2 24 30 6 21 6 7 5 21 9 24 1951-2005 886.0 883.6 881.6 888.3 889.4 887.4 888.3 887.5 891.1 885.3 890.2 887.9 881.6 YEAR-DAY 51-24 52-23 52- 2 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 95-26 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 70 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.6 1011.6 1010.2 1009.6 1008.3 1006.6 1005.2 1006.6 1010.6 1010.3 1013.1 1011.9 1009.6 1952 1011.0 1006.7 1008.6 1018.2 1016.4 1014.8 1013.2 1014.4 1020.3 1022.5 1023.6 1024.2 1016.2 1953 1019.7 1016.9 1017.5 1019.5 1016.1 1014.0 1013.1 1015.3 1019.5 1023.5 1023.5 1023.8 1018.5 1954 1015.6 1017.2 1021.3 1016.5 1016.8 1015.1 1011.8 1014.8 1018.7 1021.9 1024.3 1023.1 1018.1 1955 1022.4 1017.0 1016.6 1018.6 1017.4 1014.5 1011.1 1013.2 1018.3 1022.1 1021.2 1018.4 1017.6 1956 1019.1 1017.7 1015.4 1015.8 1015.1 1015.5 1012.0 1015.3 1018.3 1022.3 1022.2 1023.2 1017.7 1957 1018.7 1020.0 1017.3 1019.1 1015.9 1016.2 1014.0 1016.1 1019.5 1022.9 1022.8 1020.6 1018.6 1958 1019.3 1019.6 1016.4 1017.2 1019.7 1013.9 1011.7 1015.6 1017.8 1022.9 1026.3 1020.2 1018.4 1959 1019.8 1016.2 1019.0 1018.3 1016.2 1015.4 1012.1 1012.7 1015.7 1021.3 1023.2 1024.1 1017.8 1960 1021.1 1020.7 1017.4 1017.9 1018.9 1014.9 1013.6 1013.7 1019.7 1022.7 1023.3 1024.3 1019.0 1961 1021.5 1020.5 1017.2 1017.3 1016.3 1015.0 1012.1 1015.2 1016.9 1024.2 1021.2 1019.1 1018.0 1962 1021.6 1018.3 1016.7 1016.6 1017.4 1015.7 1013.0 1016.8 1020.4 1022.4 1026.6 1020.5 1018.8 1963 1020.0 1019.1 1015.5 1014.5 1013.2 1014.8 1012.8 1014.9 1019.0 1022.3 1021.8 1020.8 1017.4 1964 1020.9 1017.9 1017.7 1014.3 1016.8 1013.5 1012.2 1013.0 1018.9 1024.2 1021.5 1024.3 1017.9 1965 1019.0 1016.1 1019.7 1014.8 1017.7 1015.1 1012.9 1016.3 1020.0 1020.8 1021.4 1019.6 1017.8 1966 1020.4 1017.3 1015.4 1016.2 1018.4 1014.5 1012.5 1013.4 1018.5 1022.2 1027.6 1019.3 1018.0 1967 1020.5 1017.9 1014.8 1015.2 1017.1 1014.7 1012.4 1013.3 1017.1 1022.5 1020.4 1018.7 1017.0 1968 1015.5 1019.3 1016.9 1018.7 1018.3 1014.7 1014.3 1013.8 1018.3 1022.0 1023.1 1019.6 1017.9 1969 1020.2 1021.5 1016.6 1017.5 1017.7 1014.2 1013.2 1016.1 1019.5 1020.9 1023.0 1020.6 1018.4 1970 1019.3 1018.2 1018.9 1019.5 1015.5 1014.8 1012.2 1013.0 1018.1 1021.0 1022.5 1021.1 1017.9 1971 1024.2 1015.3 1018.8 1016.5 1016.7 1012.3 1012.2 1014.3 1019.5 1022.3 1021.9 1018.5 1017.7 1972 1021.8 1023.1 1018.9 1017.8 1015.7 1015.2 1013.5 1017.1 1019.8 1022.7 1022.8 1024.4 1019.4 1973 1022.6 1017.6 1019.1 1015.4 1016.9 1014.2 1011.9 1015.8 1020.6 1022.7 1021.5 1023.3 1018.5 1974 1020.5 1022.4 1023.0 1015.2 1016.7 1014.2 1013.1 1015.5 1019.1 1023.8 1024.1 1021.0 1019.0 1975 1021.5 1018.3 1017.9 1019.4 1016.9 1014.1 1012.2 1014.4 1019.0 1021.5 1024.2 1022.4 1018.5 1976 1017.8 1019.5 1018.6 1017.6 1017.0 1015.7 1011.7 1013.9 1018.7 1020.5 1026.3 1023.3 1018.4 1977 1021.4 1022.7 1022.1 1016.2 1017.5 1013.1 1011.6 1014.9 1020.3 1022.5 1021.9 1021.6 1018.8 1978 1021.2 1020.9 1018.3 1014.7 1016.0 1014.0 1014.0 1015.1 1018.0 1023.3 1024.6 1019.9 1018.3 1979 1022.3 1018.1 1018.9 1017.6 1019.2 1017.4 1014.1 1015.2 1021.1 1022.0 1025.7 1019.9 1019.3 1980 1019.8 1020.2 1017.9 1016.3 1017.2 1015.3 1013.8 1015.7 1019.1 1021.1 1021.7 1020.5 1018.2 1981 1019.9 1018.1 1016.5 1016.6 1017.0 1015.7 1013.2 1015.6 1021.1 1024.2 1020.9 1021.2 1018.3 1982 1019.3 1017.9 1017.6 1018.2 1020.2 1016.4 1013.2 1015.9 1020.8 1021.5 1023.7 1022.5 1018.9 1983 1020.0 1018.7 1019.0 1017.5 1017.0 1016.4 1012.6 1014.4 1018.9 1023.0 1023.5 1023.3 1018.7 1984 1021.1 1024.6 1018.2 1016.2 1016.0 1015.0 1012.3 1012.9 1019.9 1023.4 1022.2 1025.7 1019.0 1985 1019.8 1013.3 1022.2 1016.7 1017.3 1013.7 1013.9 1016.8 1019.2 1022.3 1024.1 1021.1 1018.4 1986 1020.5 1019.3 1021.6 1019.9 1017.3 1013.3 1014.9 1016.3 1020.0 1022.5 1021.8 1019.9 1018.9 1987 1020.4 1020.1 1014.5 1018.3 1018.1 1016.4 1014.8 1014.7 1019.9 1025.1 1023.8 1021.2 1018.9 1988 1019.6 1019.4 1015.0 1018.2 1017.2 1013.1 1012.4 1014.3 1018.9 1022.5 1021.4 1018.8 1017.6 1989 1019.8 1022.0 1016.4 1019.9 1018.9 1014.6 1013.9 1014.9 1017.6 1021.9 1022.4 1019.5 1018.5 1990 1020.9 1017.7 1021.0 1016.0 1017.4 1013.4 1013.7 1015.9 1017.9 1022.3 1022.8 1022.2 1018.4 1991 1020.4 1021.0 1018.6 1017.6 1014.5 1015.0 1012.7 1014.9 1019.6 1022.6 1023.9 1018.9 1018.3 1992 1019.2 1015.8 1018.5 1016.3 1018.6 1014.1 1014.0 1017.2 1020.1 1021.7 1022.3 1020.5 1018.2 1993 1020.9 1020.5 1018.7 1017.3 1017.4 1015.0 1014.4 1016.8 1018.5 1025.8 1022.8 1023.4 1019.3 1994 1019.9 1018.2 1018.5 1019.5 1017.0 1013.1 1012.4 1013.9 1022.6 1024.1 1019.6 1021.7 1018.4 1995 1021.6 1020.1 1018.7 1016.5 1018.7 1014.2 1011.2 1014.3 1017.7 1022.7 1020.3 1023.4 1018.3 1996 1022.7 1019.0 1017.4 1018.9 1018.4 1015.4 1014.7 1016.3 1016.0 1021.4 1025.9 1022.8 1019.1 1997 1019.2 1019.7 1015.5 1015.8 1018.2 1013.6 1011.9 1015.2 1020.0 1020.7 1023.3 1019.9 1017.7 1998 1017.7 1019.0 1016.8 1017.0 1018.3 1016.4 1012.7 1016.1 1018.4 1022.7 1022.9 1024.5 1018.5 1999 1020.6 1017.5 1017.6 1018.8 1017.8 1014.1 1012.7 1014.1 1017.7 1020.8 1021.6 1024.2 1018.1 2000 1018.7 1018.6 1017.9 1016.8 1016.1 1014.7 1014.1 1015.0 1017.3 1022.5 1024.6 1021.3 1018.1 2001 1022.7 1018.5 1017.8 1017.2 1015.1 1013.4 1014.0 1015.8 1018.5 1021.7 1020.5 1022.1 1018.1 2002 1020.6 1019.0 1017.8 1015.1 1016.4 1013.5 1014.3 1014.0 1019.3 1021.2 1023.1 1020.8 1017.9 2003 1020.0 1016.0 1017.4 1018.3 1018.7 1014.9 1012.5 1015.7 1018.7 1020.3 1022.6 1023.2 1018.2 2004 1016.7 1018.2 1021.3 1017.7 1015.0 1014.9 1014.3 1014.3 1020.3 1023.7 1020.2 1020.6 1018.1 2005 1018.7 1018.7 1016.0 1020.1 1017.2 1014.3 1013.5 1014.6 1018.3 1022.8 1023.5 1022.6 1018.3 MEAN 1019.8 1018.5 1017.7 1017.1 1017.0 1014.5 1012.9 1014.8 1018.9 1022.2 1022.7 1021.4 1018.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 71 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1022.2 1020.3 1020.4 1016.7 1016.2 1013.0 1009.3 1010.0 1016.5 1018.2 1023.8 1021.9 1023.8 DAY 31 13 3 14 30 29 11 20 28 16 2 8 1952 1020.8 1013.6 1023.9 1028.0 1027.6 1025.5 1018.2 1020.2 1027.6 1029.3 1034.6 1033.0 1034.6 DAY 18 8 28 9 13 4 15 16 27 31 17 12 1953 1028.2 1027.8 1031.9 1028.0 1021.6 1021.6 1018.1 1020.8 1028.2 1036.0 1036.2 1030.0 1036.2 DAY 2 15 28 1 5 6 21 31 21 27 10 10 1954 1025.7 1032.8 1031.0 1028.2 1025.7 1018.9 1014.4 1019.0 1023.8 1028.6 1035.3 1036.9 1036.9 DAY 18 22 2 30 1 21 31 31 23 12 27 16 1955 1030.3 1024.9 1026.8 1024.6 1026.1 1019.4 1016.6 1020.9 1024.6 1027.1 1031.0 1033.3 1033.3 DAY 10 9 23 13 27 2 10 21 22 13 12 2 1956 1026.6 1024.8 1021.7 1026.3 1022.0 1021.9 1018.2 1020.3 1028.1 1029.2 1032.7 1031.3 1032.7 DAY 22 19 2 16 23 12 25 30 29 26 13 19 1957 1026.9 1027.6 1026.8 1028.2 1022.0 1021.2 1023.0 1021.0 1022.8 1031.9 1030.2 1031.1 1031.9 DAY 4 19 30 22 12 21 5 17 16 19 22 23 1958 1025.2 1030.3 1026.5 1027.0 1025.9 1018.3 1019.7 1020.9 1023.9 1027.9 1031.8 1028.2 1031.8 DAY 13 13 28 24 23 4 16 25 22 23 15 6 1959 1025.4 1022.7 1027.5 1026.3 1022.6 1021.4 1016.9 1016.5 1022.5 1032.5 1030.8 1031.7 1032.5 DAY 14 3 21 28 5 22 16 28 24 20 22 28 1960 1028.1 1028.0 1026.8 1036.5 1026.6 1021.0 1019.5 1018.0 1023.8 1029.2 1034.3 1031.9 1036.5 DAY 19 7 22 8 26 7 17 15 20 28 28 28 1961 1031.1 1030.0 1030.7 1023.8 1025.6 1021.1 1016.7 1019.2 1023.8 1032.8 1029.1 1029.0 1032.8 DAY 10 22 4 18 15 9 24 13 25 25 29 4 1962 1032.0 1027.7 1027.1 1026.1 1022.0 1022.1 1017.7 1024.3 1030.3 1029.9 1036.6 1030.8 1036.6 DAY 19 2 6 19 17 19 30 26 25 28 23 4 1963 1026.4 1028.2 1024.4 1023.8 1019.0 1022.2 1017.3 1019.9 1031.1 1028.1 1031.1 1034.2 1034.2 DAY 6 6 23 3 14 13 29 6 24 19 27 27 1964 1031.2 1027.0 1026.3 1025.9 1021.7 1020.6 1018.3 1018.1 1026.0 1031.9 1035.3 1033.2 1035.3 DAY 30 28 18 25 17 3 22 21 17 30 11 10 1965 1028.1 1026.8 1030.1 1023.5 1028.4 1021.1 1016.7 1023.5 1027.1 1030.0 1026.7 1026.7 1030.1 DAY 29 1 16 9 21 2 25 9 20 29 20 4 1966 1028.5 1025.0 1023.9 1024.7 1023.9 1019.7 1018.9 1017.0 1023.9 1032.1 1036.0 1030.8 1036.0 DAY 1 23 3 27 18 3 11 9 15 10 23 30 1967 1028.7 1030.2 1028.2 1025.2 1024.9 1021.7 1019.0 1018.2 1023.9 1029.8 1027.4 1026.7 1030.2 DAY 6 4 1 13 3 7 23 25 25 15 10 12 1968 1025.3 1026.8 1030.0 1029.2 1024.2 1022.6 1019.2 1020.0 1025.3 1030.3 1030.7 1030.3 1030.7 DAY 20 7 27 1 8 1 15 30 19 28 22 23 1969 1029.7 1029.2 1029.7 1026.0 1025.6 1022.4 1016.6 1021.4 1030.3 1028.2 1031.2 1027.1 1031.2 DAY 9 11 12 4 22 2 3 31 14 9 23 26 1970 1029.0 1025.8 1027.1 1026.4 1022.0 1024.2 1016.1 1019.8 1023.8 1028.8 1034.1 1030.2 1034.1 DAY 3 16 26 22 10 11 9 30 18 12 15 16 1971 1034.7 1022.4 1027.6 1027.3 1022.5 1017.9 1014.4 1018.2 1024.4 1031.4 1030.8 1027.0 1034.7 DAY 9 2 7 10 2 18 13 21 24 11 20 29 1972 1032.8 1031.4 1030.6 1026.4 1026.3 1023.0 1016.6 1022.4 1026.4 1029.7 1031.6 1030.7 1032.8 DAY 5 1 16 16 25 18 24 25 17 26 12 3 1973 1037.3 1028.6 1029.6 1024.7 1026.9 1021.3 1016.0 1019.4 1031.4 1029.1 1029.8 1034.5 1037.3 DAY 26 7 10 11 8 3 23 30 30 23 21 26 1974 1032.0 1030.3 1031.2 1025.6 1022.3 1017.2 1017.2 1020.4 1024.3 1031.1 1033.2 1030.7 1033.2 DAY 5 4 10 26 10 1 17 26 22 15 18 3 1975 1036.9 1026.1 1026.8 1028.0 1022.5 1019.8 1015.9 1023.8 1027.6 1030.7 1034.1 1031.1 1036.9 DAY 15 18 31 5 5 17 29 18 19 21 15 5 1976 1027.7 1031.2 1027.1 1026.6 1022.7 1019.4 1017.9 1017.4 1026.8 1033.9 1036.8 1030.6 1036.8 DAY 1 21 27 4 2 21 6 27 11 31 14 16 1977 1032.7 1030.6 1036.2 1024.8 1022.5 1017.6 1016.0 1020.2 1025.5 1031.4 1029.2 1035.1 1036.2 DAY 6 18 10 1 29 6 13 20 30 24 8 13 1978 1032.3 1033.0 1027.5 1025.3 1024.5 1025.3 1020.2 1020.2 1025.9 1030.0 1033.0 1036.9 1036.9 DAY 13 6 20 12 3 8 8 21 28 11 27 24 1979 1035.8 1024.6 1027.7 1027.3 1027.6 1025.8 1018.7 1022.3 1027.7 1031.4 1034.1 1028.4 1035.8 DAY 18 14 5 28 28 11 4 29 24 9 13 23 1980 1027.6 1029.1 1026.8 1026.5 1023.9 1023.2 1020.3 1024.6 1027.5 1027.3 1029.7 1028.4 1029.7 DAY 16 1 28 2 26 2 18 31 26 7 3 17 1981 1030.3 1024.2 1026.5 1026.9 1027.6 1021.9 1018.4 1018.8 1027.3 1031.1 1029.7 1029.6 1031.1 DAY 9 28 8 11 22 1 30 3 27 25 16 2 1982 1030.1 1028.5 1025.4 1029.5 1030.6 1024.6 1018.8 1021.5 1027.4 1032.0 1030.8 1031.8 1032.0 DAY 19 11 16 4 11 7 8 16 21 25 11 10 1983 1034.6 1027.4 1028.4 1024.3 1024.8 1025.6 1019.7 1018.2 1023.9 1029.8 1038.6 1034.3 1038.6 DAY 8 10 15 30 16 1 1 8 28 29 26 4 1984 1031.4 1035.3 1027.8 1024.3 1022.3 1018.4 1015.7 1017.3 1024.7 1033.0 1032.8 1034.4 1035.3 DAY 5 23 5 14 12 16 4 31 22 22 27 19 1985 1026.1 1025.7 1035.8 1031.4 1025.9 1019.4 1017.4 1021.6 1027.8 1028.8 1032.2 1030.0 1035.8 DAY 28 24 6 17 13 6 16 31 22 3 1 9 1986 1030.6 1025.9 1029.9 1029.3 1025.7 1018.8 1019.2 1019.2 1025.0 1030.3 1030.8 1035.6 1035.6 DAY 29 22 3 5 19 2 3 9 22 15 22 7 1987 1033.3 1030.3 1026.5 1026.6 1025.0 1020.4 1020.0 1020.2 1028.1 1033.9 1034.5 1034.4 1034.5 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 1032.4 1031.2 1024.1 1030.7 1027.3 1020.6 1016.2 1019.5 1026.3 1030.6 1031.3 1027.7 1032.4 DAY 3 7 17 9 5 1 23 21 25 17 6 5 1989 1031.8 1030.2 1023.1 1025.0 1024.8 1019.8 1017.7 1020.9 1028.2 1030.2 1029.7 1023.7 1031.8 DAY 22 4 8 11 1 2 10 20 23 24 8 3 1990 1029.1 1028.9 1033.3 1023.5 1025.7 1019.1 1017.0 1019.7 1022.3 1033.1 1032.5 1031.0 1033.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 1028.4 1030.9 1025.8 1024.5 1020.1 1020.5 1016.8 1019.8 1025.0 1026.4 1028.6 1029.2 1030.9 DAY 12 15 12 15 5 23 12 22 17 13 23 17 1992 1032.2 1022.6 1027.3 1020.9 1026.1 1020.6 1018.3 1024.3 1026.1 1028.6 1033.2 1029.3 1033.2 DAY 10 16 13 4 3 7 15 31 30 30 4 3 1993 1032.1 1028.7 1028.4 1026.9 1026.7 1023.7 1019.5 1020.3 1027.7 1031.6 1031.2 1028.8 1032.1 DAY 6 10 17 1 9 23 28 29 23 17 26 7 1994 1032.4 1031.8 1027.7 1030.8 1023.9 1017.1 1016.2 1018.5 1029.7 1030.7 1027.4 1031.3 1032.4 DAY 10 18 1 5 19 9 2 8 23 23 7 8 1995 1031.4 1026.8 1026.3 1022.3 1024.1 1020.3 1014.7 1021.9 1023.6 1036.0 1031.6 1032.2 1036.0 DAY 7 18 3 7 27 1 19 25 22 18 16 11 1996 1035.2 1027.0 1021.6 1027.7 1024.2 1021.5 1021.6 1027.5 1025.2 1033.4 1036.3 1032.3 1036.3 DAY 10 27 12 5 4 12 4 30 25 2 19 8 1997 1029.5 1027.5 1031.3 1023.3 1024.6 1018.5 1016.2 1020.6 1027.1 1027.3 1036.0 1028.6 1036.0 DAY 24 26 11 14 8 5 21 24 8 8 8 29 1998 1027.7 1033.4 1026.1 1027.3 1026.7 1021.1 1017.3 1020.0 1025.0 1033.8 1032.8 1030.7 1033.8 DAY 4 23 27 12 3 5 20 19 13 10 21 29 1999 1034.7 1027.5 1025.3 1029.6 1023.5 1023.0 1017.7 1019.2 1022.8 1026.9 1029.2 1034.3 1034.7 DAY 2 12 19 23 9 17 19 19 24 26 30 11 2000 1027.8 1028.4 1029.1 1024.3 1024.9 1021.2 1018.4 1019.0 1024.8 1029.2 1036.1 1030.4 1036.1 DAY 31 29 27 3 5 16 26 18 29 16 17 10 2001 1029.1 1032.5 1030.3 1028.6 1020.9 1023.1 1017.6 1020.3 1026.6 1031.7 1028.7 1029.7 1032.5 DAY 26 10 2 2 19 2 30 6 22 11 20 10 2002 1028.0 1032.2 1033.4 1024.7 1024.4 1020.5 1020.8 1021.1 1024.8 1025.5 1031.1 1035.3 1035.3 DAY 26 19 11 1 17 25 3 31 21 23 18 4 2003 1027.9 1026.4 1029.1 1025.0 1028.9 1021.7 1017.9 1019.0 1027.4 1026.7 1032.5 1035.0 1035.0 DAY 11 13 3 16 2 7 4 30 27 16 26 12 2004 1025.6 1024.3 1034.3 1026.6 1024.1 1023.5 1019.8 1019.5 1024.8 1031.0 1027.1 1031.2 1034.3 DAY 11 13 9 11 22 6 6 7 21 15 29 4 2005 1028.2 1029.0 1023.2 1032.5 1025.8 1019.2 1017.7 1021.1 1023.6 1030.6 1028.7 1033.2 1033.2 DAY 8 17 27 6 19 5 16 27 9 24 24 29 1951-2005 1037.3 1035.3 1036.2 1036.5 1030.6 1025.8 1023.0 1027.5 1031.4 1036.0 1038.6 1036.9 1038.6 YEAR-DAY 73-26 84-23 77-10 60- 8 82-11 79-11 57- 5 96-30 73-30 53-27 83-26 54-16 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 72 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 998.8 1003.0 1001.9 1002.8 1002.6 1001.9 1001.4 1000.5 1004.4 998.1 1006.1 1000.9 998.1 DAY 24 6 22 21 4 2 31 6 11 5 27 17 1952 1001.5 996.2 994.0 1012.6 1010.4 1007.1 1008.0 1010.0 1015.6 1016.3 1015.6 1015.1 994.0 DAY 12 23 2 24 2 30 27 7 15 6 4 11 1953 1009.2 1009.2 1005.1 1010.9 1008.7 1005.8 1007.6 1012.0 1011.8 1015.1 1011.8 1012.4 1005.1 DAY 12 20 13 12 3 30 1 23 10 4 20 21 1954 1008.3 1002.6 1007.3 1011.2 1011.7 1012.0 1010.2 1010.5 1015.4 1014.3 1016.5 1013.7 1002.6 DAY 12 9 25 12 13 5 2 10 3 3 25 7 1955 1014.4 1008.0 1003.3 1007.0 1007.0 1010.1 1007.2 1005.0 1012.9 1017.1 1014.0 1008.0 1003.3 DAY 25 11 4 10 3 30 28 7 1 7 23 29 1956 1009.4 1008.2 1004.6 1008.4 1008.2 1009.7 1006.4 1009.8 1012.9 1016.2 1011.3 1011.2 1004.6 DAY 29 29 18 6 26 28 20 5 13 17 8 11 1957 1004.9 1008.4 1005.1 1008.6 1011.8 1011.2 1007.1 1007.8 1015.6 1012.9 1016.5 1009.8 1004.9 DAY 20 5 15 1 9 29 13 8 29 9 18 7 1958 1009.1 1007.8 1009.0 1007.0 1011.1 1009.1 1002.0 1012.3 1011.1 1016.3 1014.5 1013.6 1002.0 DAY 31 1 23 20 3 9 10 17 2 16 7 9 1959 1011.2 1006.8 1008.5 1009.4 1007.0 1006.6 1009.2 1008.4 1011.5 1013.6 1013.4 1016.7 1006.6 DAY 23 26 1 5 20 28 27 3 6 12 26 21 1960 1015.0 1014.8 1004.7 1010.5 1008.7 1007.0 1007.3 1008.0 1015.9 1015.5 1009.7 1012.9 1004.7 DAY 8 22 1 19 31 21 5 12 1 11 20 30 1961 1010.3 1009.7 1006.6 1010.5 1006.4 1003.5 1006.2 1009.8 1010.8 1017.4 1010.8 1008.0 1003.5 DAY 22 14 13 1 30 6 12 7 19 17 23 23 1962 1011.6 1003.3 1003.1 1007.9 1007.4 1008.1 1010.2 1009.7 1012.6 1011.6 1019.5 1012.8 1003.1 DAY 5 21 29 6 11 9 14 22 12 10 10 17 1963 1015.2 1011.5 1009.4 1008.1 1006.0 1009.5 1009.7 1011.3 1012.5 1017.2 1014.5 1008.7 1006.0 DAY 2 13 17 16 12 10 5 12 3 31 16 11 1964 1000.5 1010.5 1009.0 1004.1 1009.0 1007.6 1008.2 1008.1 1014.6 1013.9 1004.6 1012.2 1000.5 DAY 19 4 4 9 12 16 8 13 11 3 27 24 1965 1006.4 1002.7 1006.6 1002.2 1010.6 1008.1 1007.4 1012.3 1015.1 1004.6 1014.6 1012.7 1002.2 DAY 11 23 24 4 3 19 12 1 17 25 9 18 1966 1012.8 1007.6 996.6 1005.3 1012.8 1008.1 1006.4 1008.4 1013.9 1012.6 1018.8 1010.1 996.6 DAY 27 3 20 14 26 14 17 5 8 15 16 12 1967 1009.4 1008.1 1002.0 1003.2 1009.3 1007.6 1006.3 1009.6 1009.6 1015.4 1014.5 1008.2 1002.0 DAY 31 25 23 26 28 5 10 6 19 1 25 23 1968 1006.1 1012.8 1007.2 1006.1 1011.6 1009.1 1008.7 1009.2 1013.5 1013.0 1017.2 1009.8 1006.1 DAY 17 20 13 24 18 23 1 2 9 26 29 28 1969 1010.2 1007.9 1005.2 1003.1 1009.2 1007.4 1010.3 1009.0 1011.7 1010.0 1013.8 1012.3 1003.1 DAY 21 9 21 18 2 17 23 8 10 30 9 14 1970 1004.9 1009.8 1009.0 1003.3 1010.0 1009.7 1008.2 1008.9 1011.6 1012.5 1017.1 1010.6 1003.3 DAY 23 19 20 20 21 8 11 27 6 8 12 10 1971 1008.4 1000.9 1010.1 1006.0 1010.4 1006.1 1007.6 1010.9 1014.8 1013.4 1014.7 1010.6 1000.9 DAY 14 14 20 14 11 6 23 19 2 9 5 20 1972 1012.2 1012.4 1002.8 1006.5 1004.1 1005.9 1009.8 1005.4 1013.3 1017.8 1014.9 1014.1 1002.8 DAY 23 15 18 25 3 24 31 1 14 30 8 17 1973 1004.4 1001.7 1007.4 1007.3 1008.0 1005.7 1007.0 1012.2 1014.8 1015.1 1014.4 1012.5 1001.7 DAY 16 23 4 9 31 16 16 5 9 30 24 7 1974 1001.4 1012.9 1013.3 1008.3 1011.4 1010.7 1008.1 1011.1 1010.0 1017.6 1016.0 1010.8 1001.4 DAY 25 12 25 20 28 3 5 16 3 27 27 6 1975 1012.9 1004.3 1006.5 1012.3 1012.8 1009.7 1008.2 1007.6 1008.3 1012.7 1012.2 1011.5 1004.3 DAY 28 11 2 25 15 13 5 15 10 4 29 23 1976 1008.5 1005.3 1007.6 1013.3 1010.3 1010.6 1007.8 1009.1 1014.3 1012.6 1014.5 1010.4 1005.3 DAY 7 11 2 9 28 11 4 31 5 17 29 11 1977 1012.0 1010.1 1015.4 1005.7 1011.5 1006.5 1006.8 1006.9 1016.1 1013.6 1010.6 1013.0 1005.7 DAY 8 25 4 25 26 22 28 17 12 5 18 10 1978 1009.0 1010.3 1009.3 1007.2 1006.2 1000.4 1005.8 1010.4 1012.0 1012.5 1015.1 1008.2 1000.4 DAY 21 18 13 26 30 22 2 14 2 1 1 16 1979 1012.0 1007.1 1006.9 1012.3 1010.1 1007.9 1009.0 1009.4 1015.4 1014.4 1009.6 1010.7 1006.9 DAY 7 12 28 11 17 23 6 14 6 27 30 1 1980 1009.5 1007.5 1002.1 1007.6 1011.3 1007.3 1010.5 1010.5 1013.9 1014.4 1013.0 1009.4 1002.1 DAY 7 12 19 16 10 17 3 20 14 5 25 12 1981 1010.9 1008.5 1002.9 1005.4 1007.2 1007.4 1009.3 1012.4 1015.6 1017.3 1011.7 1013.1 1002.9 DAY 3 3 13 6 1 5 6 14 17 17 23 19 1982 1006.3 1007.2 1006.1 1009.4 1012.6 1011.8 1006.0 1005.3 1016.2 1014.8 1014.8 1013.5 1005.3 DAY 29 1 19 19 24 12 31 1 14 1 7 28 1983 1004.9 1007.1 1007.0 1011.6 1012.2 1010.7 1006.1 1009.3 1014.8 1015.2 1016.1 1010.1 1004.9 DAY 25 18 6 24 4 22 28 4 9 5 12 12 1984 1014.4 1009.0 1007.9 1009.3 1007.1 1008.2 1009.2 1009.3 1015.0 1011.8 1013.1 1014.6 1007.1 DAY 17 8 15 10 30 21 16 8 8 18 13 14 1985 1010.7 1000.7 1008.1 1010.4 1012.2 1008.5 1009.4 1012.3 1014.1 1012.2 1018.3 1006.0 1000.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 1986 1006.8 1011.7 1012.2 1012.2 1008.9 1008.9 1011.2 1012.5 1015.9 1016.8 1011.8 1006.1 1006.1 DAY 20 16 10 12 11 13 21 15 4 5 9 31 1987 1010.7 1007.0 1003.7 1005.7 1011.2 1012.2 1010.0 1010.9 1013.5 1017.9 1014.6 1012.0 1003.7 DAY 3 11 20 20 23 14 9 15 6 3 7 24 1988 1009.1 1011.6 1003.5 1011.2 1008.0 1003.6 1008.4 1009.0 1013.1 1013.3 1011.8 1004.7 1003.5 DAY 29 2 5 1 29 24 16 30 5 31 20 26 1989 1009.4 1009.5 1005.0 1012.0 1010.9 1010.4 1010.9 1007.6 1009.8 1012.0 1015.0 1010.1 1005.0 DAY 17 23 30 29 7 10 5 2 13 2 20 5 1990 1013.0 1002.4 1011.2 1006.6 1005.2 1008.3 1010.4 1010.7 1014.0 1016.9 1013.0 1014.9 1002.4 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1009.7 1011.2 1002.0 1005.2 1003.7 1007.9 1004.6 1010.2 1013.3 1017.8 1015.7 1007.6 1002.0 DAY 5 4 7 5 23 12 8 12 22 5 5 26 1992 1006.2 1007.6 1004.3 1011.3 1012.0 1007.3 1009.6 1012.0 1013.6 1016.2 1010.8 1012.3 1004.3 DAY 3 25 31 10 19 28 26 2 18 14 26 28 1993 1008.7 1014.0 1004.3 1008.4 1011.7 1010.3 1012.0 1011.8 1012.6 1016.5 1011.6 1014.6 1004.3 DAY 9 15 22 21 7 4 1 13 14 2 14 5 1994 1007.8 1008.2 1008.5 1009.5 1009.0 1008.7 1009.0 1008.3 1016.2 1016.6 1006.5 1003.8 1003.8 DAY 17 9 13 2 2 16 21 2 1 15 26 4 1995 1014.1 1011.6 1005.0 1010.8 1013.6 1007.5 1005.0 1009.3 1012.6 1015.7 1003.5 1017.8 1003.5 DAY 12 9 26 16 7 30 1 23 19 4 26 22 1996 1012.5 1007.2 1008.3 1011.6 1013.0 1009.3 1010.7 1010.2 1007.8 1011.3 1017.8 1013.4 1007.2 DAY 7 6 26 19 30 2 6 8 9 27 29 25 1997 1009.8 1008.6 1004.6 1003.3 1004.8 1009.1 1005.7 1009.8 1010.3 1016.0 1018.1 1010.6 1003.3 DAY 26 1 30 10 5 24 16 5 2 7 5 10 1998 1006.0 1004.3 1003.8 1009.3 1006.9 1012.0 1002.4 1011.8 1011.8 1012.5 1016.8 1013.6 1002.4 DAY 14 14 19 21 22 24 6 13 3 2 9 21 1999 1013.3 1001.8 1010.7 1007.9 1010.4 1003.3 1008.7 1010.0 1011.7 1016.5 1014.5 1015.7 1001.8 DAY 10 21 22 9 21 26 12 7 16 13 26 16 2000 1006.3 1008.0 1008.0 1011.3 1010.5 1009.6 1009.3 1009.3 1009.1 1015.4 1017.6 1010.2 1006.3 DAY 21 7 25 22 27 25 11 4 1 18 7 16 2001 1015.7 1004.8 1004.7 1006.3 1006.4 1006.3 1007.9 1009.1 1010.0 1014.5 1010.0 1014.7 1004.7 DAY 1 21 26 13 9 18 18 31 1 25 19 6 2002 1009.5 1009.0 1007.3 1001.4 1009.0 1003.8 1008.2 1007.6 1014.6 1015.2 1013.0 1005.3 1001.4 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 1004.3 1004.1 1004.8 1012.4 1010.4 1010.6 1008.2 1010.0 1010.1 1013.0 1015.0 1012.4 1004.1 DAY 29 19 27 23 30 30 8 1 7 26 21 7 2004 1005.9 1007.3 1009.6 1008.5 1005.4 1009.0 1010.4 1007.6 1013.1 1017.3 1007.2 1012.0 1005.4 DAY 28 16 31 16 14 18 10 13 11 3 24 10 2005 1006.9 1007.6 1004.9 1011.7 1005.3 1005.0 1004.8 1008.1 1012.3 1014.8 1015.0 1010.2 1004.8 DAY 23 2 24 30 6 21 6 7 5 21 9 24 1951-2005 998.8 996.2 994.0 1001.4 1002.6 1000.4 1001.4 1000.5 1004.4 998.1 1003.5 1000.9 994.0 YEAR-DAY 51-24 52-23 52- 2 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 95-26 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 73 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1003.7 1001.9 1001.0 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.5 1026.0 ****** 1954 1017.0 1019.1 1021.2 1013.2 1010.8 1007.8 1003.0 1007.9 1014.9 1020.3 1025.7 1025.3 1015.5 1955 1025.4 1018.7 1017.5 1017.3 1013.7 1008.4 1003.5 1006.4 1014.1 1021.6 1021.8 1020.5 1015.7 1956 1023.7 1020.5 1016.8 1014.8 1011.2 1009.9 1004.5 1009.5 1014.3 1021.6 1023.3 1026.9 1016.4 1957 1023.8 1023.8 1017.5 1018.2 1011.8 1010.4 1006.7 1009.3 1014.9 1021.3 1024.5 1023.2 1017.1 1958 1021.1 1020.9 1014.8 1014.6 1014.8 1006.5 1003.4 1008.7 1012.9 1021.4 1029.0 1021.8 1015.8 1959 1022.4 1020.7 1019.5 1014.2 1010.9 1008.1 1004.1 1003.5 1009.7 1018.6 1024.1 1027.8 1015.3 1960 1022.9 1020.9 1018.6 1015.6 1013.8 1006.7 1005.4 1006.1 1014.5 1020.0 1023.2 1025.0 1016.1 1961 1024.1 1022.7 1016.9 1014.8 1009.9 1007.2 1003.5 1007.7 1011.5 1022.7 1021.4 1020.3 1015.2 1962 1024.1 1018.4 1015.0 1013.9 1011.8 1008.6 1004.5 1009.7 1016.1 1020.3 1028.3 1022.5 1016.1 1963 1021.1 1019.0 1015.2 1010.6 1008.0 1007.1 1004.5 1007.5 1013.6 1019.0 1021.9 1023.4 1014.2 1964 1028.0 1020.1 1016.2 1011.9 1011.3 1005.6 1003.7 1005.4 1013.7 1023.1 1021.6 1029.0 1015.8 1965 1022.5 1017.8 1019.6 1011.8 1011.4 1007.3 1004.5 1009.0 1015.0 1017.0 1020.3 1020.9 1014.8 1966 1020.8 1016.9 1014.2 1013.1 1012.8 1006.1 1004.3 1005.6 1013.3 1020.0 1028.4 1020.7 1014.7 1967 1024.4 1020.0 1014.3 1012.6 1012.1 1007.4 1004.2 1006.0 1011.8 1020.0 1019.3 1020.6 1014.4 1968 1017.7 1021.4 1016.1 1016.3 1012.9 1007.4 1006.4 1006.4 1013.2 1019.3 1022.5 1020.8 1015.0 1969 1024.5 1025.7 1015.7 1014.8 1012.7 1006.9 1005.4 1009.2 1014.8 1018.1 1024.0 1021.7 1016.1 1970 1022.8 1018.8 1018.5 1015.8 1009.2 1007.4 1004.4 1005.3 1013.4 1018.8 1022.3 1024.7 1015.1 1971 1027.9 1016.7 1017.5 1013.5 1010.5 1004.7 1004.0 1007.1 1014.8 1020.2 1021.1 1019.7 1014.8 1972 1028.1 1030.8 1020.2 1014.3 1011.1 1008.1 1005.7 1010.9 1014.6 1019.7 1022.5 1027.9 1017.8 1973 1026.7 1018.1 1018.9 1011.8 1012.0 1006.3 1003.6 1008.2 1016.0 1020.4 1021.4 1026.2 1015.8 1974 1024.5 1027.0 1022.8 1012.8 1011.3 1006.9 1004.8 1008.9 1014.6 1023.0 1024.1 1023.1 1017.0 1975 1024.5 1020.2 1017.2 1016.6 1011.2 1006.2 1003.3 1007.0 1013.9 1019.9 1025.2 1024.7 1015.8 1976 1018.7 1022.3 1019.0 1014.9 1011.9 1008.3 1003.3 1006.6 1013.6 1018.7 1028.4 1025.5 1015.9 1977 1026.8 1024.5 1020.4 1012.6 1012.1 1004.9 1003.2 1007.7 1015.5 1020.4 1021.6 1023.0 1016.0 1978 1023.5 1022.8 1018.1 1011.3 1011.0 1006.9 1005.9 1008.4 1012.9 1020.9 1025.1 1020.6 1015.6 1979 1024.8 1018.8 1018.9 1014.0 1015.0 1010.5 1005.7 1008.3 1016.2 1019.1 1026.2 1020.9 1016.5 1980 1023.1 1023.3 1017.7 1011.9 1011.6 1007.8 1005.5 1008.7 1014.7 1019.2 1021.0 1021.4 1015.5 1981 1021.0 1018.6 1015.2 1013.7 1012.0 1008.9 1005.1 1008.8 1016.5 1022.7 1020.9 1022.1 1015.5 1982 1023.1 1020.0 1017.6 1014.9 1015.7 1009.1 1005.1 1009.2 1016.7 1019.3 1024.5 1025.3 1016.7 1983 1022.2 1019.4 1019.0 1014.9 1012.0 1008.9 1003.8 1006.6 1014.1 1021.8 1022.8 1025.4 1015.9 1984 1023.1 1028.5 1017.4 1013.1 1010.9 1007.6 1003.9 1005.1 1015.5 1022.0 1021.5 1029.5 1016.5 1985 1022.5 1013.5 1023.3 1013.7 1012.1 1005.7 1005.6 1010.1 1014.6 1020.7 1023.7 1022.3 1015.7 1986 1022.5 1020.8 1022.6 1017.9 1012.0 1006.1 1006.8 1010.3 1015.8 1020.5 1023.0 1023.0 1016.8 1987 1022.7 1022.2 1014.5 1016.8 1013.4 1010.1 1007.6 1007.9 1016.1 1025.7 1024.6 1023.3 1017.1 1988 1023.0 1022.7 1015.2 1016.0 1013.3 1006.1 1004.8 1008.0 1014.9 1021.2 1021.6 1020.4 1015.6 1989 1025.1 1027.1 1017.0 1017.9 1015.3 1007.5 1005.9 1008.2 1013.5 1019.8 1023.6 1021.3 1016.8 1990 1025.1 1020.6 1022.0 1014.2 1012.6 1005.9 1006.1 1009.1 1013.2 1021.0 1022.8 1025.8 1016.5 1991 1024.0 1024.3 1019.6 1015.3 1010.8 1008.6 1005.2 1008.7 1015.2 1021.1 1025.0 1020.9 1016.6 1992 1023.3 1018.2 1020.9 1014.9 1016.1 1008.0 1006.7 1011.5 1016.5 1020.7 1022.8 1022.8 1016.9 1993 1024.9 1023.7 1019.9 1015.3 1013.7 1008.7 1006.9 1010.7 1013.8 1025.3 1024.6 1026.2 1017.8 1994 1023.1 1021.8 1018.6 1017.9 1012.2 1006.3 1004.8 1006.7 1019.5 1022.9 1019.1 1024.9 1016.5 1995 1024.4 1022.4 1019.7 1014.1 1014.2 1007.3 1002.8 1006.9 1013.2 1021.6 1020.2 1026.7 1016.1 1996 1026.5 1022.0 1018.7 1017.6 1014.1 1008.5 1006.1 1008.4 1009.3 1018.4 1026.3 1023.7 1016.6 1997 1020.8 1021.6 1015.5 1012.2 1012.5 1005.2 1002.3 1006.9 1014.1 1016.5 1023.1 1021.1 1014.3 1998 1020.0 1021.7 1016.4 1012.6 1012.8 1008.1 1003.5 1007.6 1012.3 1019.9 1021.6 1024.7 1015.1 1999 1022.5 1017.1 1017.2 1015.8 1012.0 1005.8 1004.0 1005.3 1011.8 1017.4 1021.4 1025.0 1014.6 2000 1020.6 1019.9 1017.3 1011.7 1009.1 1006.8 1005.3 1006.8 1011.0 1019.5 1024.8 1022.0 1014.6 2001 1025.8 1020.7 1017.2 1013.5 1008.6 1005.9 1006.2 1008.7 1013.9 1019.9 1020.3 1023.9 1015.4 2002 1023.0 1020.9 1017.2 1012.7 1012.0 1006.3 1006.7 1006.6 1014.4 1017.9 1023.3 1024.8 1015.5 2003 1023.3 1017.8 1017.8 1016.2 1015.0 1008.3 1004.2 1008.4 1013.8 1017.5 1023.5 1026.0 1016.0 2004 1018.6 1018.9 1021.3 1016.0 1009.6 1007.8 1006.8 1007.4 1015.8 1022.2 1019.7 1023.4 1015.6 2005 1021.5 1021.8 1015.2 1017.7 1012.6 1007.2 1005.3 1007.8 1013.1 1020.6 1024.1 1024.3 1015.9 MEAN 1023.2 1021.1 1018.0 1014.3 1011.9 1007.3 1004.9 1007.8 1014.2 1020.4 1023.2 1023.6 1015.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 74 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1010.0 1010.6 1007.1 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 30 30 29 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1040.4 1031.7 ****** DAY ** ** ** ** ** ** ** ** ** ** 10 14 1954 1029.0 1036.7 1035.4 1024.3 1021.2 1014.0 1005.6 1014.0 1022.5 1026.5 1043.5 1040.0 1043.5 DAY 18 22 6 30 1 21 31 19 24 12 27 16 1955 1035.1 1028.0 1028.4 1028.8 1023.6 1015.4 1009.4 1016.8 1023.6 1028.5 1033.5 1034.0 1035.1 DAY 10 9 23 13 27 2 10 21 22 13 12 2 1956 1033.0 1029.7 1025.0 1031.0 1018.4 1016.7 1012.0 1016.5 1027.6 1030.5 1034.3 1036.0 1036.0 DAY 22 27 20 2 23 12 25 30 27 26 14 19 1957 1031.8 1032.5 1031.4 1028.5 1018.7 1015.0 1019.4 1015.5 1018.1 1034.0 1036.5 1038.0 1038.0 DAY 30 9 30 23 12 21 6 17 16 13 23 23 1958 1028.8 1032.2 1026.8 1026.5 1021.6 1012.8 1013.1 1015.0 1021.0 1027.8 1037.5 1029.3 1037.5 DAY 20 13 28 24 24 23 16 26 21 22 23 6 1959 1029.0 1032.0 1028.2 1023.0 1021.8 1015.2 1010.1 1009.6 1017.0 1030.8 1033.4 1036.8 1036.8 DAY 3 11 21 9 5 9 16 28 25 20 22 28 1960 1030.5 1031.6 1029.6 1039.0 1022.4 1013.8 1011.8 1010.4 1019.5 1026.4 1034.0 1035.6 1039.0 DAY 20 15 20 8 26 8 17 31 21 31 27 7 1961 1035.6 1033.1 1032.8 1026.0 1019.9 1017.3 1007.6 1012.6 1019.1 1032.9 1030.6 1030.0 1035.6 DAY 11 22 4 18 15 9 24 10 25 25 29 3 1962 1036.1 1029.8 1027.2 1026.5 1017.8 1016.2 1010.2 1018.4 1029.4 1028.4 1040.5 1033.0 1040.5 DAY 19 11 7 20 15 19 30 27 25 28 23 4 1963 1029.4 1029.7 1025.0 1023.4 1016.3 1015.1 1009.3 1012.9 1026.9 1028.2 1033.6 1042.0 1042.0 DAY 6 7 23 3 15 13 10 6 24 19 27 27 1964 1039.2 1031.5 1026.7 1024.8 1017.0 1012.8 1009.7 1013.0 1022.6 1033.4 1035.8 1042.8 1042.8 DAY 30 28 9 25 3 3 28 22 18 30 30 28 1965 1034.0 1029.9 1034.0 1023.0 1026.3 1013.5 1008.5 1016.4 1021.3 1030.6 1025.9 1028.9 1034.0 DAY 1 1 15 9 21 3 26 9 20 29 20 4 1966 1030.0 1026.4 1026.1 1024.4 1020.5 1011.6 1010.9 1009.5 1019.5 1030.9 1036.5 1037.9 1037.9 DAY 1 23 3 6 19 3 9 16 16 10 23 30 1967 1037.8 1035.4 1032.3 1023.6 1022.4 1018.9 1010.7 1012.0 1021.9 1029.1 1027.3 1028.5 1037.8 DAY 7 4 1 1 3 7 15 25 26 15 10 1 1968 1029.3 1034.3 1031.8 1028.8 1019.6 1017.9 1013.5 1015.6 1022.2 1031.5 1031.7 1032.9 1034.3 DAY 20 7 27 1 8 1 15 30 19 28 22 23 1969 1040.0 1035.6 1029.1 1024.2 1022.9 1018.0 1009.0 1015.1 1028.8 1025.5 1033.8 1028.7 1040.0 DAY 7 4 25 4 22 2 9 31 14 15 23 12 1970 1035.3 1025.2 1027.7 1024.1 1018.0 1019.7 1008.9 1012.1 1020.7 1027.2 1035.8 1040.6 1040.6 DAY 14 2 26 23 10 11 8 30 19 12 15 16 1971 1038.2 1027.0 1029.9 1027.6 1018.3 1011.2 1007.4 1011.3 1020.2 1029.1 1029.1 1030.0 1038.2 DAY 9 2 7 10 2 18 26 2 23 11 1 29 1972 1040.7 1044.5 1034.3 1025.8 1023.2 1016.7 1008.6 1017.4 1021.7 1027.6 1032.5 1039.8 1044.5 DAY 9 2 21 16 24 18 15 25 17 26 12 27 1973 1045.5 1035.2 1034.1 1023.6 1024.5 1013.9 1007.8 1012.7 1030.3 1027.5 1031.1 1039.6 1045.5 DAY 26 7 10 11 8 3 1 31 30 23 21 26 1974 1036.4 1038.3 1035.1 1024.6 1018.4 1011.6 1010.3 1015.0 1019.9 1031.2 1034.4 1035.3 1038.3 DAY 6 4 7 26 3 5 17 30 23 15 18 3 1975 1043.9 1030.0 1030.6 1028.1 1020.3 1011.3 1007.9 1017.7 1022.7 1032.1 1037.7 1038.5 1043.9 DAY 15 14 5 5 5 17 29 18 19 21 15 5 1976 1029.4 1035.7 1032.2 1027.9 1019.3 1012.8 1011.3 1011.5 1021.6 1035.4 1042.1 1035.2 1042.1 DAY 1 20 27 4 2 15 23 27 11 31 14 22 1977 1039.0 1033.1 1036.3 1022.6 1017.5 1011.5 1007.0 1014.0 1020.2 1036.1 1029.1 1036.9 1039.0 DAY 6 3 10 2 28 6 13 31 30 24 27 13 1978 1038.6 1038.3 1028.7 1023.5 1024.2 1019.3 1013.1 1014.5 1022.0 1029.2 1034.5 1039.0 1039.0 DAY 13 6 20 12 3 8 8 22 28 11 27 24 1979 1040.4 1025.7 1033.0 1026.9 1024.9 1020.7 1011.1 1016.7 1024.8 1029.8 1036.0 1032.7 1040.4 DAY 18 14 7 28 25 11 4 29 24 10 13 23 1980 1033.1 1037.0 1026.8 1024.6 1017.8 1018.4 1011.4 1019.5 1022.5 1025.7 1028.0 1030.4 1037.0 DAY 16 2 28 2 26 2 18 31 26 31 5 17 1981 1032.0 1027.5 1027.6 1025.9 1022.9 1016.8 1011.2 1012.2 1025.4 1031.4 1030.3 1030.4 1032.0 DAY 9 4 1 11 22 1 30 31 24 25 16 2 1982 1037.3 1031.9 1026.2 1029.5 1027.5 1017.7 1011.5 1015.7 1025.3 1033.2 1032.0 1040.6 1040.6 DAY 19 20 16 5 11 7 8 16 21 26 11 10 1983 1038.8 1028.5 1029.2 1022.7 1021.0 1021.8 1011.9 1011.3 1020.6 1028.6 1039.6 1035.6 1039.6 DAY 9 10 15 30 19 1 1 8 29 29 26 19 1984 1032.5 1042.2 1029.0 1022.3 1018.7 1011.6 1008.0 1010.6 1021.0 1033.9 1031.6 1039.6 1042.2 DAY 5 23 5 14 12 16 29 31 22 22 27 19 1985 1030.5 1027.8 1042.4 1031.0 1022.1 1012.0 1009.4 1016.4 1023.9 1026.8 1031.9 1034.6 1042.4 DAY 18 24 5 17 13 10 18 31 22 3 1 9 1986 1035.0 1028.4 1031.1 1027.1 1022.8 1011.8 1010.9 1013.8 1022.0 1030.0 1035.3 1039.1 1039.1 DAY 29 14 3 5 19 3 22 9 30 15 22 11 1987 1038.2 1033.1 1029.1 1027.2 1022.4 1015.3 1013.6 1013.3 1026.3 1038.1 1040.3 1040.5 1040.5 DAY 21 12 23 22 1 21 11 8 24 29 30 1 1988 1039.0 1039.8 1025.0 1032.6 1027.3 1016.2 1010.3 1013.1 1025.3 1030.2 1030.4 1032.1 1039.8 DAY 3 7 18 9 5 1 24 21 25 17 16 30 1989 1035.6 1037.9 1025.3 1025.1 1026.4 1014.4 1009.0 1015.8 1027.4 1030.8 1031.1 1026.7 1037.9 DAY 27 4 8 9 1 2 23 20 23 24 8 29 1990 1035.7 1033.6 1037.6 1021.9 1024.0 1014.0 1009.8 1014.2 1018.1 1034.8 1034.2 1038.3 1038.3 DAY 27 8 17 4 16 8 15 3 24 16 23 29 1991 1032.9 1038.8 1030.7 1024.9 1018.2 1015.9 1010.2 1015.5 1024.3 1026.9 1031.0 1032.8 1038.8 DAY 12 14 12 15 5 24 12 22 29 14 23 18 1992 1038.7 1028.1 1034.6 1021.6 1027.8 1016.4 1012.2 1020.5 1025.1 1029.8 1035.1 1032.1 1038.7 DAY 10 17 12 4 3 7 15 31 30 16 5 3 1993 1036.7 1032.9 1031.9 1026.9 1027.7 1020.0 1012.3 1015.0 1024.6 1032.5 1035.8 1032.5 1036.7 DAY 7 17 17 1 10 23 28 25 23 8 26 7 1994 1036.0 1037.4 1029.5 1034.3 1021.3 1011.3 1009.9 1011.8 1026.6 1030.0 1027.6 1039.1 1039.1 DAY 10 18 1 5 19 9 2 8 23 24 7 8 1995 1036.5 1031.7 1029.1 1022.3 1020.9 1015.5 1007.7 1016.0 1020.9 1039.8 1033.7 1038.1 1039.8 DAY 7 18 6 7 27 1 25 25 22 18 16 11 1996 1041.7 1032.9 1025.6 1030.5 1021.7 1016.6 1014.3 1023.4 1021.5 1032.0 1039.5 1036.6 1041.7 DAY 11 27 21 5 4 12 4 30 25 2 19 8 1997 1032.2 1031.9 1033.0 1022.9 1021.4 1011.7 1007.5 1013.1 1023.2 1024.4 1038.0 1031.9 1038.0 DAY 24 8 11 14 8 5 22 25 8 9 8 29 1998 1030.4 1037.7 1027.0 1023.0 1025.6 1013.4 1008.4 1011.3 1021.6 1035.8 1031.0 1032.3 1037.7 DAY 23 23 27 12 3 5 20 19 13 10 21 30 1999 1039.4 1028.1 1028.4 1031.0 1019.5 1016.7 1009.4 1011.3 1020.6 1026.0 1032.2 1036.5 1039.4 DAY 2 12 19 23 9 17 19 19 29 26 30 1 2000 1032.2 1030.0 1029.5 1022.2 1018.4 1015.8 1010.9 1012.4 1020.4 1028.5 1037.8 1031.7 1037.8 DAY 31 11 1 3 5 14 26 20 26 16 17 10 2001 1036.9 1035.9 1030.9 1028.1 1016.0 1017.3 1011.3 1012.7 1024.9 1033.1 1031.3 1032.6 1036.9 DAY 25 11 12 2 19 2 30 6 22 11 20 22 2002 1032.2 1036.1 1038.8 1025.8 1021.8 1014.2 1014.3 1015.3 1019.7 1022.9 1034.2 1045.1 1045.1 DAY 18 19 11 1 17 25 3 31 30 23 18 4 2003 1031.3 1029.5 1035.1 1026.3 1030.1 1020.7 1009.7 1012.2 1025.7 1025.9 1035.7 1042.2 1042.2 DAY 23 13 3 19 2 7 4 30 27 16 23 12 2004 1029.5 1025.5 1037.2 1027.1 1020.8 1018.5 1012.8 1013.3 1021.4 1032.4 1030.8 1036.6 1037.2 DAY 1 10 9 6 22 14 6 7 21 15 29 4 2005 1030.8 1035.2 1028.7 1036.1 1021.7 1013.3 1009.5 1015.6 1018.3 1031.5 1031.6 1039.7 1039.7 DAY 8 17 27 6 19 5 16 27 10 24 29 31 1951-2005 1045.5 1044.5 1042.4 1039.0 1030.1 1021.8 1019.4 1023.4 1030.3 1039.8 1043.5 1045.1 1045.5 YEAR-DAY 73-26 72- 2 85- 5 60- 8 3- 2 83- 1 57- 6 96-30 73-30 95-18 54-27 2- 4 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 75 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 997.7 991.1 991.3 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 21 20 7 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1009.0 1011.9 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1007.6 1001.0 1003.2 1008.4 1003.6 1004.7 1001.0 1001.7 1009.2 1013.0 1016.2 1002.7 1001.0 DAY 12 9 25 12 29 30 16 10 3 3 3 3 1955 1016.7 1009.3 1001.1 1007.2 1002.2 1003.2 998.6 996.8 1007.6 1015.1 1012.8 1006.7 996.8 DAY 25 11 4 10 3 10 30 7 1 7 24 9 1956 1011.7 1006.6 1001.6 1005.2 1002.5 1002.5 997.0 1003.2 1007.8 1012.5 1009.8 1009.8 997.0 DAY 31 8 18 27 26 28 20 5 13 17 8 11 1957 1004.8 1008.2 1004.0 1007.8 1006.9 1004.0 999.5 999.0 1011.1 1010.0 1015.4 1010.1 999.0 DAY 20 28 15 1 8 29 17 8 29 9 18 7 1958 1007.7 1008.0 1004.1 1004.0 1005.6 1000.1 992.7 1003.4 1003.5 1013.7 1012.5 1011.3 992.7 DAY 31 1 23 20 2 9 10 1 3 16 7 9 1959 1013.7 1007.5 1011.0 1002.6 999.2 997.6 1000.2 982.2 1005.0 1010.0 1014.8 1018.2 982.2 DAY 23 26 1 7 20 28 27 29 3 3 26 21 1960 1016.0 1013.0 1002.1 1006.5 1001.0 998.0 997.6 1000.0 1009.0 1012.7 1007.2 965.5 965.5 DAY 8 20 1 28 31 21 5 12 1 9 20 17 1961 1007.6 1008.7 1004.4 1005.1 998.3 993.8 996.5 1001.5 1004.2 1013.7 1008.9 1008.4 993.8 DAY 22 14 31 30 29 6 12 7 1 17 23 22 1962 1011.4 997.5 997.7 1004.1 999.1 999.3 1001.3 1001.9 1007.0 1006.2 1017.6 1013.4 997.5 DAY 9 21 29 6 11 9 17 22 12 11 10 10 1963 1016.5 1007.7 1005.8 1004.1 1001.2 1001.0 1000.8 1003.5 1005.6 1013.5 1010.2 1007.8 1000.8 DAY 2 26 31 16 11 10 5 2 3 17 1 11 1964 1002.5 1011.8 1006.6 1000.7 1002.1 998.0 999.0 999.1 1008.1 1010.1 1002.7 1013.3 998.0 DAY 19 11 13 8 12 16 10 13 3 3 26 25 1965 1006.3 1002.4 1003.2 996.7 1002.8 998.6 998.7 1004.6 1009.3 1000.0 1010.8 1012.6 996.7 DAY 11 23 24 20 3 19 12 27 17 25 9 14 1966 1010.8 1004.2 992.8 1000.6 1005.6 998.0 997.5 999.6 1007.1 1008.5 1019.4 1008.5 992.8 DAY 27 3 20 14 26 14 17 6 12 15 16 12 1967 1010.5 1005.9 999.2 997.8 1003.2 999.2 997.5 1002.4 1002.2 1010.6 1012.4 1009.7 997.5 DAY 31 25 23 26 28 5 10 6 19 2 25 4 1968 1003.0 1013.7 1005.3 1000.4 1004.6 1000.2 999.9 1001.2 1006.9 1008.2 1016.6 1009.6 999.9 DAY 16 20 13 24 18 20 1 1 10 26 29 28 1969 1009.5 1009.0 1000.1 997.9 1004.2 1000.4 1001.7 1000.7 1004.8 1008.1 1010.3 1013.6 997.9 DAY 21 9 21 18 2 17 23 8 10 30 9 14 1970 1006.0 1008.6 1004.2 994.8 1001.3 1001.5 999.5 1000.6 1006.7 1007.3 1014.8 1010.6 994.8 DAY 23 19 20 20 21 21 11 6 6 15 4 10 1971 1008.1 997.6 1008.7 1000.2 1004.2 999.0 998.9 1003.2 1007.5 1008.7 1012.5 1011.6 997.6 DAY 14 14 20 14 16 6 23 19 2 9 5 15 1972 1016.0 1019.4 1001.6 999.6 996.5 996.7 1002.1 996.7 1006.8 1012.3 1012.5 1015.2 996.5 DAY 15 18 18 25 3 24 5 1 14 24 8 17 1973 1004.6 999.7 1003.4 1001.6 999.6 997.1 998.4 1003.4 1008.9 1013.5 1013.7 1012.5 997.1 DAY 16 23 4 22 31 16 11 4 2 11 24 7 1974 1002.4 1016.8 1009.4 1003.1 1004.0 1003.0 999.3 1004.0 1004.6 1016.6 1016.3 1008.6 999.3 DAY 25 16 25 20 24 20 5 16 3 27 24 4 1975 1013.9 1002.5 1004.0 1008.3 1006.2 1000.9 998.8 999.1 1001.9 1009.6 1011.4 1010.7 998.8 DAY 28 11 19 28 18 25 5 12 10 4 29 23 1976 1008.3 1004.4 1004.1 1009.1 1003.4 1003.0 998.8 1002.6 1007.4 1008.1 1014.4 1009.3 998.8 DAY 7 11 22 18 21 3 4 31 5 17 29 11 1977 1013.4 1008.2 1011.3 999.8 1005.3 996.8 998.5 998.4 1010.8 1009.9 1009.6 1013.7 996.8 DAY 29 25 5 25 25 22 28 18 12 5 18 10 1978 1009.9 1009.7 1005.8 1000.9 1000.3 991.0 996.6 1002.2 1006.8 1008.5 1009.9 1008.1 991.0 DAY 21 22 13 26 30 22 2 18 2 1 1 16 1979 1011.0 1006.1 1003.7 1007.2 1004.0 999.5 1000.5 1001.9 1009.5 1010.0 1006.9 1008.1 999.5 DAY 7 12 28 11 17 23 6 1 6 27 30 1 1980 1009.5 1007.8 1000.0 1002.3 1005.1 998.3 1002.0 1003.0 1009.2 1008.4 1012.6 1008.4 998.3 DAY 7 12 19 16 10 17 3 1 22 5 10 12 1981 1012.5 1009.2 999.2 1002.1 1000.1 999.0 1000.3 1005.1 1009.1 1014.0 1010.6 1012.8 999.0 DAY 25 3 28 6 16 5 6 14 17 15 23 19 1982 1007.1 1006.8 1002.3 1005.2 1007.7 1003.9 997.3 996.4 1011.4 1010.5 1014.1 1014.9 996.4 DAY 29 5 19 19 21 12 31 1 14 1 7 28 1983 1004.3 1005.7 1000.5 1006.8 1006.5 1002.0 995.4 1001.1 1008.3 1010.4 1012.1 1009.1 995.4 DAY 25 18 23 24 12 22 28 4 9 5 1 12 1984 1014.9 1013.0 1005.8 1003.7 998.1 1000.5 1000.4 1001.5 1010.1 1007.8 1011.0 1015.4 998.1 DAY 17 9 13 10 30 21 15 8 9 18 13 14 1985 1013.0 999.0 1005.4 1004.0 1006.7 999.7 1001.8 1004.4 1009.4 1007.5 1017.1 1005.5 999.0 DAY 3 6 25 25 5 21 28 6 7 11 11 19 1986 1006.0 1012.5 1012.1 1009.3 1002.3 1000.7 1002.5 1005.6 1011.0 1012.7 1009.0 1005.9 1000.7 DAY 20 16 10 12 11 13 21 3 26 5 9 31 1987 1011.5 1005.1 1002.0 998.0 1005.3 1005.5 1001.7 1003.5 1007.1 1014.9 1013.1 1007.7 998.0 DAY 7 11 20 20 25 19 9 19 6 3 7 24 1988 1010.9 1011.6 1002.5 1008.0 1000.1 994.3 999.6 1002.5 1006.9 1011.7 1011.2 1007.0 994.3 DAY 29 2 5 15 29 24 16 30 5 21 20 27 1989 1012.9 1010.9 1003.1 1007.0 1005.5 1002.8 1002.4 1000.7 1004.6 1007.7 1013.9 1011.0 1000.7 DAY 3 23 29 29 7 24 7 2 13 2 16 5 1990 1014.9 1001.7 1008.6 1003.2 997.6 1000.0 1002.0 1002.7 1007.6 1014.0 1011.5 1016.7 997.6 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1012.1 1011.6 1001.3 999.9 998.3 1000.2 995.6 1002.7 1006.2 1014.7 1014.7 1009.6 995.6 DAY 26 4 7 5 23 12 8 6 22 5 5 26 1992 1007.1 1003.7 1001.2 1006.5 1006.5 998.8 1001.8 1004.9 1008.9 1012.9 1009.7 1013.4 998.8 DAY 3 25 31 15 19 28 26 2 18 14 26 28 1993 1014.1 1015.1 1003.1 1002.8 1006.7 1002.4 1003.8 1005.2 1007.0 1011.5 1012.1 1018.4 1002.4 DAY 9 3 22 21 7 19 4 13 14 2 11 5 1994 1009.1 1009.2 1005.7 1007.0 1005.2 1000.4 1000.4 999.0 1011.1 1014.6 1006.8 1001.7 999.0 DAY 17 9 8 27 2 16 8 3 1 15 26 4 1995 1016.2 1010.9 1002.0 1007.3 1007.0 998.5 995.5 1001.0 1005.8 1011.6 1003.5 1019.0 995.5 DAY 12 9 26 20 7 30 17 23 19 4 26 26 1996 1009.7 1009.1 1006.0 1008.2 1007.0 1000.4 1001.8 1001.4 998.8 1007.2 1017.8 1013.5 998.8 DAY 7 6 26 19 30 2 6 8 9 27 2 25 1997 1010.5 1006.3 1000.3 998.3 997.1 999.1 995.3 1001.1 1002.0 1009.8 1014.3 1009.0 995.3 DAY 17 23 30 10 5 25 16 6 3 7 5 11 1998 1007.1 1004.2 998.2 1003.0 998.2 1002.5 991.6 1003.4 1003.7 1006.4 1013.4 1014.0 991.6 DAY 14 8 30 21 22 29 6 13 3 2 1 21 1999 1012.6 997.2 1007.3 1004.7 1003.6 993.2 1000.0 1000.3 1004.2 1011.1 1013.1 1014.8 993.2 DAY 17 21 27 9 21 26 12 5 16 13 26 16 2000 1005.3 1008.6 1001.3 1004.5 1002.4 999.8 999.7 999.9 1001.3 1010.7 1017.6 1010.5 999.7 DAY 21 7 25 22 28 24 9 4 1 18 6 16 2001 1016.4 1002.2 1001.5 1001.4 999.9 998.3 999.9 1001.8 1001.4 1012.2 1006.4 1014.8 998.3 DAY 1 22 26 13 30 18 11 31 1 25 19 6 2002 1006.6 1007.2 1001.8 998.2 1002.4 995.4 1000.4 999.1 1009.1 1012.3 1010.5 1005.8 995.4 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 1005.8 1009.2 1000.0 1007.1 1004.8 1002.7 999.4 1001.4 1003.6 1009.0 1012.6 1011.7 999.4 DAY 29 19 27 27 30 30 8 1 7 27 1 7 2004 1007.5 1003.6 1005.4 1003.9 998.1 1001.6 1002.7 998.9 1007.3 1013.9 1003.0 1013.0 998.1 DAY 28 16 31 16 14 18 10 13 11 3 24 10 2005 1009.0 1007.2 1002.8 1005.8 1000.9 996.0 996.1 998.8 1005.9 1010.1 1013.3 1010.0 996.0 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 1002.4 997.2 992.8 994.8 991.1 991.0 991.6 982.2 998.8 1000.0 1002.7 965.5 965.5 YEAR-DAY 74-25 99-21 66-20 70-20 51-20 78-22 98- 6 59-29 96- 9 65-25 64-26 60-17 60-17 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 76 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1014.5 1016.1 1011.6 1007.4 1003.3 1000.4 997.7 1000.3 1005.8 1007.8 1014.3 1014.1 1007.8 1952 1014.8 1008.0 1009.2 1016.1 1012.3 1008.4 1005.8 1008.3 1016.4 1021.5 1026.2 1027.8 1014.6 1953 1022.5 1018.0 1018.6 1017.8 1011.5 1007.1 1005.5 1008.8 1015.5 1022.9 1025.4 1027.8 1016.8 1954 1018.9 1021.2 1023.2 1014.8 1012.2 1009.1 1004.4 1008.5 1014.9 1020.3 1025.8 1026.2 1016.6 1955 1025.5 1018.7 1017.3 1017.0 1013.2 1007.9 1003.0 1006.1 1013.9 1021.5 1021.6 1020.5 1015.5 1956 1023.7 1020.4 1016.6 1014.0 1010.6 1009.5 1003.9 1009.1 1014.2 1021.7 1023.4 1027.0 1016.2 1957 1024.1 1023.9 1017.5 1018.2 1011.6 1010.2 1006.9 1009.8 1015.7 1021.9 1025.1 1024.0 1017.4 1958 1022.3 1022.2 1015.6 1014.9 1015.3 1006.9 1003.9 1009.2 1013.6 1022.2 1030.4 1022.9 1016.6 1959 1023.6 1022.0 1020.6 1015.1 1011.7 1008.6 1004.8 1005.3 1010.6 1019.8 1025.5 1029.3 1016.4 1960 1024.4 1022.5 1020.1 1016.8 1014.8 1007.7 1006.2 1006.9 1015.6 1021.2 1025.1 1028.7 1017.5 1961 1025.6 1024.1 1018.3 1015.7 1010.8 1008.1 1004.1 1008.8 1012.5 1023.9 1022.7 1021.6 1016.3 1962 1025.5 1019.8 1016.3 1015.0 1012.7 1009.5 1005.3 1010.6 1017.4 1021.6 1029.8 1023.8 1017.3 1963 1022.5 1020.2 1016.5 1011.6 1008.8 1007.7 1005.2 1008.4 1014.7 1020.2 1023.3 1025.2 1015.4 1964 1029.7 1021.0 1017.3 1013.1 1012.2 1006.6 1004.4 1006.3 1014.9 1024.5 1023.0 1030.7 1017.0 1965 1023.7 1019.0 1021.0 1013.0 1012.5 1008.3 1005.3 1010.1 1016.1 1018.5 1021.6 1022.5 1016.0 1966 1022.3 1018.5 1015.5 1014.3 1014.0 1007.0 1005.2 1006.8 1014.3 1021.3 1029.9 1022.3 1015.9 1967 1026.3 1021.5 1015.8 1013.8 1013.1 1008.5 1005.1 1007.2 1012.9 1021.2 1020.7 1022.2 1015.7 1968 1018.6 1022.8 1017.5 1017.5 1013.9 1008.4 1007.3 1007.4 1014.3 1020.5 1023.8 1022.2 1016.2 1969 1026.1 1027.2 1016.9 1015.9 1013.6 1007.7 1006.1 1010.2 1015.8 1019.1 1025.4 1023.1 1017.3 1970 1024.3 1020.1 1019.8 1016.9 1010.1 1008.3 1005.2 1006.2 1014.7 1020.2 1023.7 1026.2 1016.3 1971 1029.3 1018.1 1018.8 1014.6 1011.5 1005.7 1004.8 1008.2 1015.9 1021.5 1022.5 1021.0 1016.0 1972 1029.5 1032.7 1021.5 1015.5 1012.1 1008.8 1006.6 1011.8 1015.8 1021.2 1024.0 1029.7 1019.1 1973 1028.5 1019.6 1020.2 1012.7 1012.6 1007.1 1004.5 1009.0 1016.9 1021.4 1023.0 1028.0 1017.0 1974 1026.5 1029.2 1024.4 1013.8 1012.1 1007.6 1005.6 1009.8 1015.6 1024.2 1025.5 1025.6 1018.3 1975 1026.5 1021.9 1018.7 1017.5 1012.0 1007.1 1004.1 1007.9 1014.9 1021.2 1027.1 1026.6 1017.1 1976 1020.7 1023.9 1021.0 1015.9 1012.5 1009.1 1004.1 1007.5 1014.5 1019.8 1030.0 1027.6 1017.2 1977 1029.1 1026.4 1021.5 1013.4 1012.9 1005.7 1004.1 1008.6 1016.5 1021.6 1022.9 1024.7 1017.3 1978 1026.5 1024.7 1019.5 1012.2 1011.9 1007.6 1006.8 1009.3 1013.9 1022.0 1027.1 1022.3 1017.0 1979 1027.1 1020.8 1020.0 1015.0 1015.9 1011.3 1006.5 1009.3 1017.1 1020.0 1028.0 1022.8 1017.8 1980 1025.2 1025.3 1019.1 1012.8 1012.3 1008.6 1006.3 1009.6 1015.6 1020.3 1022.3 1023.6 1016.7 1981 1023.0 1020.3 1016.4 1014.6 1012.7 1009.6 1005.7 1009.5 1017.3 1023.7 1022.4 1024.2 1016.6 1982 1023.3 1022.9 1019.6 1015.7 1015.6 1010.4 ****** 1010.6 1017.7 1020.1 1026.4 1027.6 ****** 1983 1024.5 1021.3 1021.0 1015.8 1012.5 1009.7 1004.5 1007.4 1015.0 1022.9 1024.2 1027.0 1017.1 1984 1025.4 1030.5 1018.5 1013.9 1011.8 1008.6 1004.5 1006.0 1016.6 1023.2 1022.8 1031.8 1017.8 1985 1024.4 1015.3 1024.9 1014.6 1012.9 1006.4 1006.3 1011.0 1015.6 1021.8 1025.3 1024.2 1016.9 1986 1024.5 1022.7 1024.6 1018.6 1012.7 1007.0 1007.5 1010.2 1015.6 1020.2 1022.9 1023.0 1017.5 1987 1022.7 1022.1 1014.4 1016.6 1013.2 1009.7 1007.4 1007.7 1015.8 1025.6 1024.8 1023.4 1016.9 1988 1023.0 1022.7 1015.1 1015.7 1013.0 1005.7 1004.6 1007.9 1014.6 1021.2 1021.3 1020.4 1015.4 1989 1025.2 1027.2 1016.8 1017.7 1015.1 1007.4 1005.8 1008.0 1013.4 1019.6 1023.5 1021.2 1016.8 1990 1025.0 1020.5 1021.8 1013.9 1012.3 1005.8 1006.1 1008.8 1013.1 1020.8 1022.7 1025.8 1016.4 1991 1024.0 1024.3 1019.6 1014.9 1010.6 1008.4 1005.0 1008.5 1014.9 1020.9 1024.9 1020.8 1016.4 1992 1023.3 1018.2 1020.8 1014.6 1015.8 1007.6 1006.3 1011.1 1016.2 1020.6 1022.5 1022.7 1016.6 1993 1024.9 1023.5 1020.0 1015.1 1013.3 1008.4 1006.8 1010.4 1013.6 1025.2 1024.6 1026.1 1017.7 1994 1023.0 1021.8 1018.4 1017.6 1012.1 1006.1 1004.7 1006.6 1019.4 1022.9 1018.9 1024.9 1016.4 1995 1024.2 1022.4 1019.5 1013.8 1013.8 1007.0 1002.5 1006.6 1012.9 1020.9 1020.3 1026.6 1015.9 1996 1026.9 1022.0 1018.5 1017.3 1013.7 1008.2 1006.6 1009.6 1010.5 1019.6 1027.6 1025.0 1017.1 1997 1022.0 1022.8 1016.6 1013.2 1013.5 1006.2 1003.4 1008.0 1015.3 1017.6 1024.3 1022.3 1015.4 1998 1021.2 1022.8 1017.4 1013.8 1013.8 1009.0 1004.5 1008.8 1013.4 1021.0 1022.8 1025.8 1016.2 1999 1023.6 1018.3 1018.4 1017.0 1013.1 1006.8 1005.1 1006.3 1012.9 1018.5 1022.5 1026.2 1015.7 2000 1021.7 1021.1 1018.4 1012.7 1010.2 1007.7 1006.3 1007.8 1012.0 1020.8 1026.2 1023.2 1015.7 2001 1027.0 1020.9 1017.3 1013.4 1008.6 1005.8 1006.2 1008.7 1013.8 1019.9 1020.3 1023.9 1015.5 2002 1023.0 1020.9 1017.3 1012.6 1012.0 1006.3 1006.7 1006.7 1014.4 1017.9 1023.3 1024.8 1015.5 2003 1023.3 1017.7 1017.9 1016.2 1014.9 1008.3 1004.1 1008.4 1013.8 1017.4 1023.5 1026.0 1016.0 2004 1018.6 1018.9 1021.3 1015.9 1009.6 1007.8 1006.8 1007.4 1015.7 1022.1 1019.7 1023.3 1015.6 2005 1021.5 1021.8 1015.2 1017.7 1012.6 1007.2 1005.3 1007.8 1013.1 1020.6 1024.0 1024.2 1015.9 MEAN 1023.9 1021.7 1018.5 1015.0 1012.4 1007.7 1005.2 1008.3 1014.7 1020.9 1024.0 1024.6 1016.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 77 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1030.0 1027.5 1024.4 1017.1 1014.4 1007.4 1001.5 1006.0 1013.2 1019.3 1026.6 1024.2 1030.0 DAY 31 13 3 14 1 29 11 27 28 31 2 8 1952 1025.5 1015.3 1024.5 1028.6 1028.6 1021.8 1012.6 1013.8 1023.8 1030.4 1041.4 1042.3 1042.3 DAY 1 1 27 9 13 4 16 17 27 31 16 12 1953 1031.6 1031.3 1035.6 1029.1 1019.7 1016.3 1010.6 1014.6 1025.7 1041.0 1042.2 1033.7 1042.2 DAY 4 15 28 1 5 6 21 31 21 27 10 13 1954 1031.0 1039.5 1037.8 1025.7 1023.0 1014.5 1007.1 1013.7 1022.3 1026.5 1043.5 1040.5 1043.5 DAY 18 22 6 30 2 21 12 19 24 12 27 16 1955 1035.1 1028.3 1027.8 1028.1 1021.8 1014.4 1009.1 1016.4 1022.7 1028.9 1033.1 1034.2 1035.1 DAY 10 9 23 13 27 2 10 21 22 13 12 2 1956 1032.6 1030.4 1024.6 1030.7 1017.8 1016.5 1011.3 1015.8 1027.4 1030.5 1035.0 1036.9 1036.9 DAY 22 27 2 2 23 12 25 30 27 26 13 19 1957 1032.8 1032.6 1030.5 1028.8 1018.1 1014.8 1018.4 1015.5 1019.4 1034.2 1037.8 1040.1 1040.1 DAY 27 9 30 23 12 21 6 17 16 13 24 23 1958 1029.9 1033.9 1027.6 1026.9 1022.2 1011.9 1013.6 1015.3 1021.4 1028.9 1038.6 1030.9 1038.6 DAY 20 13 28 24 24 15 15 26 22 23 23 6 1959 1030.7 1034.4 1029.2 1023.9 1021.5 1016.3 1010.8 1010.6 1018.7 1032.2 1035.1 1038.2 1038.2 DAY 3 11 21 9 5 9 16 27 25 20 22 28 1960 1031.5 1031.9 1031.0 1040.3 1024.8 1014.9 1012.6 1011.2 1020.1 1027.2 1040.1 1038.0 1040.3 DAY 20 15 20 8 6 7 17 31 21 31 28 28 1961 1038.5 1034.3 1034.3 1026.9 1020.7 1018.4 1008.2 1013.4 1019.8 1034.2 1032.0 1031.4 1038.5 DAY 10 22 4 18 2 9 24 10 25 25 29 4 1962 1037.8 1031.2 1028.6 1027.8 1018.6 1017.1 1011.2 1019.6 1030.9 1029.7 1042.1 1034.3 1042.1 DAY 25 11 7 20 15 19 30 27 25 28 23 4 1963 1030.8 1031.1 1026.5 1024.7 1017.6 1015.9 1010.1 1014.0 1027.9 1029.5 1035.0 1043.9 1043.9 DAY 6 7 23 3 15 13 10 6 24 19 27 27 1964 1041.3 1032.9 1027.9 1026.0 1020.4 1013.6 1010.5 1013.0 1023.0 1034.7 1036.8 1043.2 1043.2 DAY 30 28 9 25 3 3 28 22 17 30 30 10 1965 1033.3 1031.3 1035.5 1024.3 1027.1 1014.4 1009.6 1017.3 1022.3 1032.4 1027.2 1030.6 1035.5 DAY 1 1 15 9 21 3 26 9 20 29 20 4 1966 1031.5 1027.6 1027.5 1025.9 1021.8 1012.6 1012.0 1010.8 1020.7 1032.2 1037.9 1039.7 1039.7 DAY 1 23 3 6 19 3 9 16 16 10 23 30 1967 1039.9 1037.0 1033.9 1025.5 1023.5 1020.2 1011.6 1013.3 1023.2 1030.5 1028.8 1029.9 1039.9 DAY 7 4 1 1 3 7 15 25 26 15 10 28 1968 1030.9 1036.3 1033.2 1030.1 1020.6 1019.1 1014.6 1015.6 1023.6 1033.0 1033.0 1034.3 1036.3 DAY 20 7 27 1 8 1 15 30 19 28 22 23 1969 1042.3 1037.5 1031.7 1025.3 1023.3 1019.0 1010.0 1016.2 1030.1 1026.8 1035.2 1030.2 1042.3 DAY 7 4 25 4 22 2 9 31 14 15 23 12 1970 1037.5 1026.7 1028.9 1025.4 1020.1 1020.8 1009.7 1012.8 1021.9 1028.5 1037.0 1039.8 1039.8 DAY 14 4 26 23 10 11 9 30 19 12 15 16 1971 1039.7 1028.4 1031.3 1028.9 1019.4 1012.3 1008.5 1012.5 1021.2 1030.2 1030.4 1031.4 1039.7 DAY 9 2 7 10 2 18 26 2 25 11 1 29 1972 1042.0 1047.0 1035.8 1027.2 1024.4 1017.4 1009.5 1018.6 1022.9 1028.5 1034.7 1040.6 1047.0 DAY 21 2 21 16 24 18 16 25 17 26 12 27 1973 1047.1 1036.5 1035.3 1024.6 1025.1 1014.7 1008.5 1013.4 1032.7 1028.3 1033.4 1041.0 1047.1 DAY 26 7 10 11 8 3 1 31 30 23 21 27 1974 1038.6 1041.3 1036.4 1025.5 1019.1 1011.5 1011.0 1016.1 1020.9 1032.5 1036.5 1036.5 1041.3 DAY 5 5 7 26 3 11 17 30 23 15 18 3 1975 1045.5 1031.2 1032.0 1029.3 1021.2 1012.2 1008.7 1018.5 1023.6 1034.6 1040.8 1040.2 1045.5 DAY 15 14 5 5 5 17 29 18 19 21 15 5 1976 1032.0 1036.9 1033.4 1030.2 1020.1 1013.6 1011.9 1012.6 1022.4 1037.9 1043.5 1036.5 1043.5 DAY 1 20 27 4 2 15 23 27 11 31 14 22 1977 1040.3 1034.7 1037.2 1023.4 1018.1 1011.6 1007.8 1014.8 1020.9 1037.9 1030.0 1039.3 1040.3 DAY 6 3 10 2 2 6 13 31 30 24 27 13 1978 1042.5 1039.6 1030.9 1024.3 1025.1 1020.0 1013.8 1015.6 1022.9 1030.2 1037.6 1041.6 1042.5 DAY 14 6 20 12 3 9 8 22 28 11 27 24 1979 1040.8 1027.8 1034.4 1027.9 1025.7 1021.2 1012.0 1017.6 1025.8 1030.8 1038.8 1034.2 1040.8 DAY 18 14 7 28 25 11 4 29 24 10 13 23 1980 1033.8 1039.7 1027.9 1025.3 1018.3 1019.3 1012.0 1020.1 1023.2 1027.0 1030.0 1033.2 1039.7 DAY 16 3 28 2 26 2 18 31 26 31 3 17 1981 1034.4 1028.8 1029.8 1026.9 1023.7 1017.5 1011.9 1013.0 1026.4 1032.7 1031.9 1032.1 1034.4 DAY 9 4 1 11 22 1 30 31 24 25 16 2 1982 1035.1 1033.8 1028.1 1030.7 1028.4 1018.3 ****** 1015.7 1026.2 1035.5 1034.1 1042.3 ****** DAY 21 11 16 5 11 7 ** 11 21 26 11 10 1983 1040.2 1031.1 1031.1 1023.5 1020.5 1022.4 1012.5 1011.9 1020.9 1029.6 1040.6 1036.9 1040.6 DAY 9 11 15 30 19 1 1 8 29 29 26 19 1984 1034.4 1043.7 1031.2 1023.0 1019.4 1012.5 1008.0 1011.5 1021.7 1035.6 1032.5 1041.0 1043.7 DAY 5 23 5 14 12 17 4 31 22 22 27 19 1985 1031.8 1030.9 1043.9 1032.4 1022.9 1012.9 1010.3 1017.1 1024.7 1028.3 1033.7 1035.8 1043.9 DAY 18 24 5 17 13 10 18 31 22 13 1 9 1986 1036.3 1029.5 1033.2 1027.7 1023.7 1012.6 1011.6 1013.6 1021.5 1029.8 1035.4 1039.5 1039.5 DAY 29 14 3 5 19 3 22 9 30 15 22 11 1987 1038.2 1033.1 1029.0 1027.1 1022.0 1015.2 1013.2 1013.0 1026.1 1038.1 1040.5 1040.8 1040.8 DAY 21 12 23 22 1 21 11 8 24 29 30 1 1988 1039.3 1040.1 1024.9 1032.4 1027.0 1015.6 1010.2 1012.7 1025.2 1030.1 1030.5 1032.1 1040.1 DAY 3 7 18 9 5 1 24 21 25 17 16 30 1989 1035.7 1038.3 1025.2 1024.8 1026.3 1014.0 1009.1 1015.5 1027.3 1030.7 1030.9 1026.6 1038.3 DAY 22 4 8 9 1 2 23 20 23 24 8 29 1990 1035.9 1033.7 1037.7 1021.8 1023.7 1013.8 1009.5 1013.5 1018.0 1034.7 1033.7 1038.7 1038.7 DAY 27 8 17 4 16 8 15 3 26 16 14 29 1991 1032.9 1039.2 1030.7 1024.5 1018.2 1015.7 1009.8 1015.2 1023.9 1026.9 1030.9 1032.9 1039.2 DAY 12 14 12 15 5 24 12 22 29 14 24 18 1992 1038.8 1028.2 1034.9 1021.5 1027.7 1015.7 1011.8 1020.0 1024.8 1029.6 1034.5 1032.1 1038.8 DAY 10 17 12 4 3 7 15 31 30 16 5 3 1993 1036.9 1033.0 1031.8 1026.7 1027.5 1019.6 1011.9 1014.6 1024.4 1032.6 1035.9 1032.5 1036.9 DAY 7 17 17 1 10 23 28 25 23 8 26 7 1994 1036.0 1037.5 1029.4 1034.3 1021.0 1011.0 1009.7 1011.5 1026.4 1030.0 1027.3 1039.5 1039.5 DAY 10 18 1 5 19 9 2 8 23 24 7 8 1995 1036.0 1031.6 1029.0 1022.1 1020.7 1015.2 1007.3 1015.3 1020.6 1039.8 1033.6 1038.2 1039.8 DAY 7 18 6 7 27 1 25 25 22 18 16 11 1996 1042.1 1033.1 1025.6 1030.6 1021.5 1016.2 1014.0 1024.6 1022.6 1033.0 1040.7 1037.7 1042.1 DAY 11 27 21 5 4 12 4 30 25 2 19 8 1997 1033.5 1033.1 1034.2 1024.0 1022.5 1012.9 1008.5 1014.2 1024.4 1025.5 1039.0 1033.1 1039.0 DAY 24 8 11 14 8 5 22 25 8 9 8 29 1998 1031.4 1038.9 1028.0 1024.0 1027.5 1014.3 1009.3 1012.4 1022.6 1037.0 1032.6 1033.5 1038.9 DAY 4 23 4 12 3 5 20 19 13 10 21 30 1999 1040.0 1029.2 1029.3 1032.1 1020.6 1017.5 1010.4 1012.4 1021.5 1027.3 1033.2 1037.7 1040.0 DAY 2 12 19 23 9 17 19 19 29 26 30 1 2000 1033.4 1031.2 1030.7 1023.4 1019.6 1016.8 1011.9 1012.9 1021.4 1029.6 1039.2 1032.9 1039.2 DAY 31 11 1 3 5 14 26 20 26 16 17 10 2001 1038.1 1036.0 1031.2 1028.2 1016.0 1017.2 1011.2 1012.7 1024.8 1033.1 1031.3 1032.6 1038.1 DAY 25 11 12 2 19 2 30 15 22 11 20 22 2002 1032.2 1036.6 1038.5 1025.8 1021.8 1014.2 1014.2 1015.3 1019.8 1022.9 1034.1 1045.1 1045.1 DAY 18 19 11 1 17 25 3 31 30 23 18 4 2003 1031.3 1029.5 1035.1 1026.3 1030.1 1020.7 1009.8 1012.1 1025.6 1025.9 1035.6 1042.3 1042.3 DAY 23 13 3 19 2 7 4 30 27 16 23 12 2004 1029.5 1025.6 1037.2 1027.1 1020.8 1018.5 1012.8 1013.3 1021.4 1032.4 1030.8 1036.6 1037.2 DAY 1 10 9 6 22 14 6 7 21 15 29 4 2005 1030.8 1035.2 1028.7 1036.1 1021.7 1013.3 1009.6 1015.6 1018.3 1031.5 1031.5 1039.6 1039.6 DAY 8 17 27 6 19 5 16 27 10 24 29 31 1951-2005 1047.1 1047.0 1043.9 1040.3 1030.1 1022.4 1018.4 1024.6 1032.7 1041.0 1043.5 1045.1 1047.1 YEAR-DAY 73-26 72- 2 85- 5 60- 8 3- 2 83- 1 57- 6 96-30 73-30 53-27 54-27 2- 4 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 78 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 998.5 1004.3 1000.3 998.6 995.1 995.2 993.6 992.3 999.1 991.9 1004.5 999.6 991.9 DAY 24 20 22 28 21 19 7 6 11 5 10 17 1952 1004.2 993.1 991.0 1008.6 1006.8 1000.2 1000.1 1002.5 1010.6 1014.8 1014.9 1014.5 991.0 DAY 12 23 2 24 8 30 28 1 15 6 4 11 1953 1009.4 1006.9 1003.0 1007.3 1002.0 997.5 999.1 1005.4 1007.6 1011.2 1010.1 1013.3 997.5 DAY 12 20 13 25 8 30 1 15 15 4 20 21 1954 1009.5 1003.1 1004.8 1010.2 1005.3 1006.4 1002.6 1003.4 1009.4 1013.0 1015.8 1016.7 1002.6 DAY 12 9 25 12 29 13 8 8 3 3 3 24 1955 1017.1 1008.9 1001.3 1006.2 1001.6 1002.9 997.8 996.6 1007.1 1015.1 1013.0 1007.3 996.6 DAY 25 24 4 10 3 30 28 7 10 7 24 9 1956 1011.6 1006.8 1001.6 1005.3 1002.3 1002.2 996.9 1003.4 1007.6 1014.0 1009.6 1010.4 996.9 DAY 29 8 18 27 26 28 20 5 13 17 8 11 1957 1005.1 1008.4 1003.8 1008.1 1006.5 1004.2 999.0 999.7 1012.1 1010.1 1017.3 1011.4 999.0 DAY 20 28 15 1 9 29 13 8 29 9 5 7 1958 1008.9 1008.8 1005.3 1004.4 1006.4 1000.8 993.3 1004.2 1004.3 1014.8 1013.7 1012.3 993.3 DAY 31 1 23 20 1 9 10 1 3 16 7 9 1959 1014.6 1008.9 1012.6 1003.6 1000.4 998.1 1001.3 999.9 1005.5 1011.2 1016.1 1019.2 998.1 DAY 23 26 1 7 20 28 27 3 6 13 26 21 1960 1016.9 1014.8 1003.3 1007.1 1002.2 998.9 998.7 1000.2 1009.2 1014.3 1008.4 1018.2 998.7 DAY 17 20 3 28 31 21 5 12 1 11 20 30 1961 1008.7 1010.1 1005.3 1005.3 999.2 994.4 997.0 1002.5 1005.2 1015.0 1010.4 1009.5 994.4 DAY 22 14 31 30 29 6 12 7 1 17 23 22 1962 1012.9 998.8 998.4 1005.1 1000.0 1000.2 1002.2 1003.0 1008.2 1007.2 1018.7 1014.7 998.4 DAY 9 21 29 6 11 9 17 22 12 11 10 10 1963 1017.9 1008.7 1006.8 1004.7 1002.0 1001.6 1001.4 1004.2 1006.8 1014.5 1015.0 1009.3 1001.4 DAY 2 26 31 16 11 10 5 2 3 17 25 11 1964 1003.9 1012.9 1007.7 1001.7 1003.1 999.0 999.7 999.8 1009.0 1011.3 1004.1 1014.6 999.0 DAY 19 4 13 9 12 16 10 13 3 3 26 25 1965 1007.6 1003.8 1004.5 998.1 1003.9 999.6 999.2 1005.4 1010.9 1001.2 1012.0 1015.2 998.1 DAY 11 23 24 20 3 19 12 27 17 25 9 18 1966 1013.0 1005.5 994.1 1001.8 1006.9 998.9 998.5 1000.4 1008.0 1009.5 1021.0 1010.0 994.1 DAY 28 3 20 14 26 14 17 6 12 15 16 12 1967 1011.7 1007.4 1000.7 998.7 1004.0 1000.4 998.1 1003.4 1003.2 1011.7 1013.7 1011.3 998.1 DAY 31 25 23 26 31 21 10 12 19 2 25 4 1968 1004.4 1015.1 1006.6 1001.4 1005.6 1001.0 1000.7 1002.3 1008.2 1009.2 1018.0 1010.8 1000.7 DAY 16 20 13 24 18 20 1 1 10 26 29 28 1969 1010.8 1010.3 1001.1 999.0 1005.2 1001.3 1002.3 1001.5 1005.9 1009.4 1011.6 1015.0 999.0 DAY 21 9 21 18 2 17 23 8 10 30 9 14 1970 1007.4 1010.1 1005.3 996.0 1002.0 1002.2 1000.5 1001.2 1008.0 1008.4 1016.2 1011.9 996.0 DAY 23 19 20 20 21 21 11 6 6 15 4 10 1971 1009.4 998.8 1007.7 1001.2 1005.2 1000.2 999.8 1004.4 1008.5 1009.8 1013.9 1013.0 998.8 DAY 14 14 20 14 16 6 23 19 3 9 5 20 1972 1017.4 1020.9 1003.1 1000.6 997.5 997.3 1002.8 997.6 1007.9 1016.0 1013.1 1017.4 997.3 DAY 15 18 18 25 3 24 5 1 14 30 8 17 1973 1006.5 1000.6 1004.1 1002.2 1000.7 997.0 999.3 1004.5 1009.8 1014.4 1014.9 1014.2 997.0 DAY 16 23 4 22 31 16 11 4 2 11 24 7 1974 1005.3 1018.5 1010.3 1004.1 1004.8 1004.0 1000.3 1005.1 1005.0 1017.8 1017.3 1013.0 1000.3 DAY 25 12 25 20 24 20 5 16 3 27 24 6 1975 1015.6 1003.6 1004.9 1009.2 1007.2 1001.9 999.4 999.9 1003.1 1010.8 1012.4 1011.7 999.4 DAY 4 11 19 28 18 25 5 12 10 4 29 23 1976 1009.7 1005.4 1005.1 1009.0 1004.0 1003.8 999.7 1003.6 1008.3 1009.1 1015.6 1010.5 999.7 DAY 7 11 22 18 21 3 16 11 5 17 29 11 1977 1016.2 1009.4 1012.4 1000.6 1006.0 997.4 999.5 998.9 1011.8 1010.9 1010.6 1016.2 997.4 DAY 29 25 5 25 25 22 28 18 12 5 18 10 1978 1011.5 1010.5 1006.9 1001.8 1001.1 991.5 997.6 1003.1 1007.8 1009.7 1010.8 1009.7 991.5 DAY 5 22 13 26 30 22 2 18 2 1 1 16 1979 1012.0 1007.2 1004.5 1007.9 1004.8 1000.5 1001.5 1002.4 1010.5 1010.7 1008.2 1009.0 1000.5 DAY 7 12 28 11 17 23 6 1 6 27 30 1 1980 1011.0 1009.8 1000.9 1003.1 1005.9 999.3 1003.1 1004.0 1009.9 1009.3 1013.4 1009.5 999.3 DAY 7 12 19 16 10 17 3 1 22 5 10 12 1981 1014.8 1011.3 1000.1 1003.0 1001.1 1000.0 1001.0 1005.9 1009.8 1014.7 1011.8 1013.9 1000.0 DAY 4 3 28 6 16 5 6 14 17 15 23 19 1982 1009.3 1008.0 1003.3 1004.0 1007.8 1005.1 ****** 1002.5 1012.3 1011.3 1015.2 1017.5 ****** DAY 29 5 19 20 24 12 ** 6 14 1 7 28 1983 1005.6 1006.7 1003.9 1007.2 1007.3 1002.9 997.1 1001.9 1008.5 1011.1 1015.7 1010.2 997.1 DAY 25 18 6 24 12 22 28 4 9 5 12 12 1984 1016.7 1014.6 1006.6 1004.7 998.9 1001.4 1001.0 1002.3 1011.0 1008.9 1012.0 1017.3 998.9 DAY 17 14 13 10 30 21 15 8 9 18 13 14 1985 1015.3 1000.3 1006.4 1004.6 1007.5 1000.5 1002.5 1005.3 1010.2 1008.5 1018.1 1006.8 1000.3 DAY 3 6 25 25 22 21 28 6 7 11 11 19 1986 1007.2 1014.2 1013.5 1010.0 1003.2 1001.7 1003.5 1005.4 1010.9 1012.5 1009.1 1005.9 1001.7 DAY 20 7 10 12 11 13 18 3 26 5 9 31 1987 1011.6 1005.4 1002.1 998.2 1005.3 1005.3 1001.8 1003.4 1007.1 1014.7 1013.0 1010.9 998.2 DAY 7 11 20 20 25 3 9 19 6 4 7 24 1988 1011.1 1011.7 1002.4 1007.5 999.9 994.5 999.3 1002.6 1006.8 1011.6 1011.2 1007.0 994.5 DAY 29 2 5 16 29 24 16 30 5 21 20 26 1989 1012.9 1011.0 1003.1 1006.9 1005.4 1002.9 1002.6 1000.9 1004.7 1007.8 1013.8 1010.9 1000.9 DAY 3 23 29 29 8 24 7 2 13 2 16 5 1990 1014.9 1001.7 1008.6 1003.1 997.8 1000.1 1002.0 1002.8 1007.8 1013.9 1011.4 1016.7 997.8 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1012.1 1011.7 1001.2 999.9 998.3 1000.2 995.6 1002.5 1006.0 1013.9 1014.6 1009.7 995.6 DAY 26 4 7 5 23 12 8 6 22 5 5 26 1992 1007.2 1003.7 1001.3 1006.3 1006.2 998.7 1001.7 1004.6 1008.5 1012.9 1009.7 1013.3 998.7 DAY 3 25 31 15 19 28 26 2 18 14 26 28 1993 1014.3 1014.6 1003.3 1002.7 1006.4 1002.0 1003.6 1005.2 1007.1 1011.4 1012.1 1018.4 1002.0 DAY 9 3 22 21 7 19 4 13 4 2 11 5 1994 1009.6 1009.2 1005.9 1006.6 1005.0 1000.4 1000.5 999.5 1011.1 1014.7 1006.7 1001.7 999.5 DAY 17 9 8 27 2 16 8 3 1 15 26 4 1995 1016.2 1010.8 1002.1 1007.1 1006.4 998.3 995.3 1000.9 1005.8 1011.4 1003.7 1019.0 995.3 DAY 12 9 26 20 8 30 17 3 20 4 26 26 1996 1010.8 1009.2 1005.7 1008.1 1007.0 1000.2 1002.3 1002.6 1000.1 1008.3 1018.8 1014.5 1000.1 DAY 7 6 26 25 30 2 6 8 9 27 29 30 1997 1011.4 1007.4 1001.3 999.3 998.1 1000.6 996.3 1002.2 1003.2 1010.9 1015.1 1010.1 996.3 DAY 17 23 30 10 5 24 16 6 2 7 5 11 1998 1009.0 1005.2 999.2 1003.9 999.2 1003.7 993.0 1004.4 1004.7 1007.1 1014.5 1015.2 993.0 DAY 14 8 30 21 22 29 6 13 3 2 1 21 1999 1013.6 998.5 1008.2 1005.7 1004.7 994.4 1001.0 1001.3 1005.0 1012.2 1014.2 1015.9 994.4 DAY 17 21 27 9 21 26 12 7 16 13 26 16 2000 1006.4 1009.9 1002.4 1005.6 1003.4 1000.9 1000.7 1001.0 1001.9 1011.8 1018.6 1011.9 1000.7 DAY 21 26 25 22 28 24 11 4 1 18 6 16 2001 1017.6 1005.0 1001.8 1001.1 999.4 998.3 999.9 1001.7 1001.4 1012.1 1006.3 1014.8 998.3 DAY 1 21 26 13 9 18 11 31 1 25 19 6 2002 1006.9 1007.3 1001.8 998.3 1002.4 995.4 1000.4 999.0 1009.1 1012.4 1010.6 1005.7 995.4 DAY 8 27 29 4 12 21 25 9 18 22 13 22 2003 1005.8 1009.2 1000.1 1007.2 1004.8 1002.8 999.4 1001.4 1003.5 1009.1 1012.5 1011.7 999.4 DAY 29 19 27 27 30 30 8 1 7 27 1 7 2004 1007.4 1003.6 1005.4 1003.9 998.1 1001.5 1002.7 998.9 1007.4 1013.9 1002.9 1013.1 998.1 DAY 28 16 31 16 14 18 10 13 11 3 24 10 2005 1009.0 1007.1 1002.5 1005.8 1000.9 996.0 996.2 999.6 1005.9 1010.2 1013.3 1010.0 996.0 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 998.5 993.1 991.0 996.0 995.1 991.5 993.0 992.3 999.1 991.9 1002.9 999.6 991.0 YEAR-DAY 51-24 52-23 52- 2 70-20 51-21 78-22 98- 6 51- 6 51-11 51- 5 4-24 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 79 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 898.1 898.9 897.2 895.7 894.4 893.0 891.9 893.3 897.1 897.1 899.6 899.1 896.3 1952 898.2 893.9 896.1 904.4 902.3 900.9 899.1 900.5 906.1 908.2 909.0 910.1 902.4 1953 905.9 903.5 903.6 905.2 902.0 899.9 899.2 901.2 905.3 908.5 909.3 909.7 904.4 1954 902.3 903.5 907.2 902.6 902.5 901.0 898.0 900.8 904.5 907.6 910.0 909.0 904.1 1955 908.6 903.5 902.9 904.5 903.2 900.2 897.5 899.3 904.2 907.7 907.1 904.7 903.6 1956 905.5 904.2 901.6 901.9 901.0 901.3 898.1 901.2 904.1 907.9 907.8 909.1 903.6 1957 905.1 906.1 903.9 905.1 902.0 901.9 900.0 902.0 905.2 908.6 908.5 906.8 904.6 1958 905.8 905.8 902.8 903.2 905.2 899.9 897.9 901.6 903.5 908.5 911.9 906.4 904.4 1959 906.2 902.7 905.1 904.4 902.3 901.2 898.2 899.0 901.9 907.1 909.0 910.0 903.9 1960 907.3 906.7 903.6 903.9 904.4 900.8 899.6 899.8 905.4 908.2 908.3 909.8 904.8 1961 907.6 906.4 903.3 903.3 902.1 900.9 898.3 901.1 902.8 909.7 907.0 905.2 904.0 1962 907.8 904.4 902.8 902.4 902.9 901.3 899.0 902.4 906.1 908.0 912.0 906.6 904.7 1963 906.3 905.1 901.7 900.8 899.4 900.7 899.0 901.0 905.0 908.0 907.6 906.8 903.4 1964 907.2 904.2 903.8 900.6 902.5 899.6 898.5 899.3 904.8 909.9 907.3 910.4 904.0 1965 905.4 902.9 905.8 900.9 903.3 900.9 898.8 902.3 905.9 906.5 907.2 906.0 903.8 1966 906.6 903.7 901.8 902.4 904.1 900.4 898.7 899.5 904.4 908.1 913.0 905.6 904.0 1967 907.0 904.6 901.1 901.5 903.2 900.7 898.4 899.6 903.1 908.4 906.3 905.2 903.2 1968 902.2 905.6 903.4 904.5 904.0 900.5 900.0 899.8 904.2 907.7 908.8 906.1 903.9 1969 906.4 907.6 903.2 903.4 903.4 900.0 899.4 902.0 905.2 906.9 908.9 906.8 904.4 1970 905.8 904.7 905.1 905.5 901.4 900.8 898.3 899.2 904.1 906.8 908.4 907.4 904.0 1971 910.3 901.9 904.8 902.5 902.4 898.2 898.4 900.5 905.3 908.1 907.6 905.0 903.8 1972 908.2 909.1 905.0 903.9 901.5 900.8 899.6 903.1 905.6 908.4 908.6 910.2 905.3 1973 908.9 904.2 905.3 901.6 902.8 900.2 898.1 901.8 906.4 908.3 907.5 909.2 904.5 1974 906.8 908.5 908.7 901.4 902.7 900.1 899.2 901.4 905.2 909.4 909.9 907.1 905.0 1975 907.7 904.6 904.2 905.1 902.6 899.9 898.4 900.4 904.9 907.3 909.9 908.4 904.5 1976 904.5 905.8 905.0 903.6 902.7 901.4 897.8 899.9 904.5 906.4 911.7 909.3 904.4 1977 907.6 908.5 907.9 902.3 903.3 899.0 897.9 901.0 906.0 908.1 907.8 907.7 904.8 1978 907.4 907.2 904.5 901.1 901.7 899.8 899.9 901.4 904.1 909.1 910.4 906.4 904.4 1979 908.5 904.2 904.8 903.6 904.6 902.8 900.1 901.2 906.8 907.7 911.1 906.1 905.1 1980 906.2 906.2 904.1 901.9 903.1 901.0 899.5 901.7 904.9 906.7 907.6 906.8 904.1 1981 906.3 904.6 902.8 902.7 902.8 901.3 899.2 901.5 906.6 909.7 906.8 907.3 904.3 1982 906.3 904.3 903.8 904.2 906.0 902.1 899.2 901.5 906.5 907.4 909.6 908.5 905.0 1983 906.5 905.0 905.3 903.5 902.8 902.1 898.8 900.5 904.8 908.6 909.3 909.3 904.7 1984 907.3 910.4 904.5 902.1 901.8 900.8 898.3 899.1 905.9 909.0 908.2 911.3 904.9 1985 906.2 900.1 907.9 902.7 903.1 899.6 899.9 902.6 905.0 907.9 909.7 907.3 904.3 1986 906.6 905.6 907.6 905.7 903.1 899.3 900.7 902.0 905.7 908.2 907.6 906.4 904.9 1987 906.7 906.5 900.9 904.2 903.8 902.0 900.6 900.7 905.7 910.6 909.6 907.2 904.9 1988 905.9 905.7 901.3 904.3 903.2 899.0 898.4 900.4 904.8 908.1 907.3 905.2 903.6 1989 906.3 908.0 902.8 905.6 904.5 900.5 899.9 900.9 903.6 907.6 908.2 905.6 904.5 1990 907.4 904.2 907.1 902.1 903.0 899.3 899.5 901.8 903.8 907.9 908.4 908.0 904.4 1991 906.6 907.0 904.8 903.5 900.3 900.7 898.6 900.9 905.3 908.2 909.6 905.1 904.2 1992 905.4 902.2 904.5 902.3 904.1 900.0 899.9 903.0 905.7 907.4 907.9 906.7 904.1 1993 907.1 906.7 904.9 903.4 903.1 900.9 900.3 902.7 904.4 911.3 908.5 909.2 905.2 1994 906.1 904.7 904.7 905.3 902.7 899.0 898.3 900.0 908.0 909.5 905.6 907.7 904.3 1995 907.8 906.1 904.8 902.6 904.4 900.0 897.3 900.3 903.6 908.3 906.4 909.3 904.2 1996 908.8 905.2 903.6 904.7 904.2 901.0 900.4 902.2 902.0 907.1 911.4 908.8 904.9 1997 905.6 905.9 901.9 901.9 903.9 899.5 898.0 901.2 905.7 906.4 909.1 906.4 903.8 1998 904.4 905.4 903.2 902.8 903.9 902.0 898.8 902.0 904.2 908.3 908.6 910.4 904.5 1999 906.7 904.1 904.0 904.5 903.4 900.1 898.8 900.1 903.7 906.7 907.4 910.0 904.1 2000 905.2 904.9 903.9 902.7 901.7 900.4 899.9 901.1 903.4 908.3 910.2 907.5 904.1 2001 908.8 904.9 903.9 903.1 900.9 899.3 900.0 901.7 904.4 907.5 906.6 908.2 904.1 2002 906.8 905.3 904.1 901.3 902.2 899.4 900.3 900.1 905.3 907.1 909.0 907.2 904.0 2003 906.5 902.7 903.7 904.2 904.3 900.5 898.6 901.7 904.5 906.0 908.5 909.2 904.2 2004 903.5 904.7 907.1 903.8 900.8 900.7 900.1 900.4 906.0 909.3 906.4 906.9 904.1 2005 905.1 904.9 902.5 906.0 902.9 900.1 899.4 900.6 904.2 908.5 909.2 908.8 904.3 MEAN 906.2 904.9 903.9 903.1 902.7 900.3 898.9 900.8 904.7 907.9 908.5 907.5 904.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 80 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 907.7 907.2 908.3 901.9 902.7 898.4 895.7 896.6 902.1 904.2 909.6 907.9 909.6 DAY 31 13 3 14 30 29 11 20 28 31 2 8 1952 907.0 900.9 909.5 912.4 912.7 910.9 903.5 906.0 912.1 914.2 919.5 917.4 919.5 DAY 1 8 28 9 12 4 15 16 27 31 17 12 1953 914.0 913.6 916.9 913.4 906.8 907.1 903.4 905.8 913.7 919.5 920.6 915.4 920.6 DAY 2 15 28 1 5 6 20 31 21 26 10 13 1954 911.7 917.9 917.7 912.7 911.6 904.1 900.4 904.7 908.8 913.5 919.3 921.3 921.3 DAY 18 22 6 30 1 21 31 31 23 12 27 16 1955 915.9 910.9 911.4 910.3 911.7 904.1 902.5 906.2 910.0 912.6 917.1 919.1 919.1 DAY 9 25 22 13 27 2 10 21 22 13 12 2 1956 913.5 909.9 907.9 911.6 907.9 906.9 903.4 906.0 913.5 914.1 918.2 916.9 918.2 DAY 22 19 10 16 23 12 25 30 29 26 13 17 1957 913.0 913.1 912.6 914.1 907.5 906.1 908.8 906.1 907.8 917.7 915.4 916.3 917.7 DAY 4 19 22 22 12 21 5 17 16 19 24 23 1958 911.5 914.8 912.1 911.8 911.6 904.0 904.8 906.2 909.2 913.5 917.1 913.9 917.1 DAY 13 13 28 24 23 24 15 25 21 23 15 5 1959 910.9 908.8 911.8 912.0 907.4 906.3 901.8 902.8 908.5 918.2 916.2 917.2 918.2 DAY 3 3 21 28 5 8 16 29 24 20 22 27 1960 914.9 913.7 912.5 920.1 911.3 906.5 905.0 903.7 908.7 914.7 916.6 916.6 920.1 DAY 19 11 22 8 26 7 16 31 20 31 26 5 1961 916.0 915.2 916.3 910.4 910.1 906.0 902.9 904.7 909.0 918.1 914.0 913.9 918.1 DAY 10 22 4 17 15 9 24 26 25 25 29 4 1962 917.6 914.1 913.2 912.3 907.1 906.4 903.3 909.9 916.1 915.2 920.9 915.4 920.9 DAY 24 11 6 19 16 19 30 26 25 28 23 4 1963 912.2 913.3 910.1 909.6 904.8 906.5 903.1 905.2 916.4 916.0 915.1 919.3 919.3 DAY 6 6 23 2 14 13 29 5 24 18 27 26 1964 917.8 912.9 912.2 910.5 906.4 905.8 903.3 904.2 911.1 915.6 919.2 918.0 919.2 DAY 30 28 18 25 17 3 27 21 29 30 11 1 1965 914.3 912.7 915.4 909.9 912.6 906.8 903.0 909.3 912.0 915.6 912.7 911.9 915.6 DAY 29 1 15 9 21 3 25 9 20 29 20 4 1966 913.6 910.8 909.7 909.9 909.5 905.5 904.5 902.7 909.4 915.0 920.9 916.0 920.9 DAY 1 23 3 5 18 3 11 22 15 10 23 30 1967 915.3 915.2 913.0 910.6 910.0 907.7 904.2 903.9 909.5 915.0 912.5 912.7 915.3 DAY 6 28 1 13 10 7 23 16 25 15 10 12 1968 910.4 913.0 915.6 913.4 909.8 908.6 904.5 905.8 909.8 914.2 916.3 916.3 916.3 DAY 12 7 27 1 8 1 15 30 19 28 22 23 1969 914.9 915.0 915.6 911.0 910.5 907.3 902.4 907.0 915.2 914.1 917.0 912.2 917.0 DAY 9 11 12 4 12 2 3 31 14 9 23 20 1970 914.2 911.4 912.1 912.4 907.0 909.8 901.6 904.9 909.7 914.0 918.1 916.0 918.1 DAY 3 16 26 22 1 11 23 30 18 12 15 16 1971 919.6 908.2 912.2 911.7 907.8 903.0 900.2 904.1 909.6 916.7 917.0 911.6 919.6 DAY 9 1 7 9 2 18 2 21 24 11 20 11 1972 918.0 917.2 914.3 911.8 911.4 907.8 902.5 907.9 911.1 914.5 916.7 915.7 918.0 DAY 5 1 16 16 24 18 15 25 17 26 9 27 1973 922.1 913.5 915.4 909.4 911.9 906.1 902.1 905.2 915.8 913.6 914.4 920.3 922.1 DAY 26 7 10 11 8 3 1 7 30 23 12 26 1974 918.0 915.3 916.6 910.3 907.8 903.2 903.0 906.5 910.0 916.6 918.0 915.7 918.0 DAY 5 4 13 26 10 1 29 26 22 15 18 3 1975 921.5 911.5 912.5 912.9 907.9 905.6 900.8 908.7 912.5 915.4 919.0 916.0 921.5 DAY 15 14 5 3 5 17 20 18 19 20 15 25 1976 913.3 916.7 912.4 911.8 908.1 904.9 903.5 903.3 912.3 918.7 920.9 916.4 920.9 DAY 1 21 27 4 2 21 6 27 11 31 14 16 1977 917.2 915.5 920.0 911.3 907.4 903.2 901.9 906.2 912.7 916.6 915.0 920.0 920.0 DAY 5 18 10 1 29 6 13 20 30 24 27 13 1978 918.0 918.0 912.2 911.3 910.1 911.0 905.3 906.6 911.3 915.3 918.5 922.0 922.0 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 921.0 912.6 913.0 912.1 912.1 910.3 904.8 907.1 912.6 916.4 919.0 913.7 921.0 DAY 18 13 5 28 25 11 20 29 23 9 13 4 1980 912.9 914.5 913.0 911.3 909.3 908.5 905.6 909.6 912.4 912.3 914.5 914.1 914.5 DAY 15 1 28 2 16 2 18 31 26 7 3 17 1981 915.7 910.1 913.5 911.7 912.7 907.1 904.1 904.9 912.7 915.7 914.4 914.1 915.7 DAY 9 4 8 11 22 9 30 31 27 25 16 2 1982 916.1 914.4 910.4 916.4 915.2 909.8 904.4 906.7 912.4 916.7 916.0 917.5 917.5 DAY 19 11 16 4 10 7 8 16 21 25 11 10 1983 919.7 913.1 913.5 909.1 910.0 911.1 905.1 904.4 910.0 914.6 924.5 919.7 924.5 DAY 8 10 15 30 16 1 1 8 28 29 26 4 1984 915.6 919.4 912.8 909.8 907.7 904.2 900.8 903.0 910.6 917.8 918.4 918.9 919.4 DAY 5 23 5 14 12 13 4 31 22 22 27 18 1985 912.2 912.7 919.8 916.5 911.1 905.1 903.4 907.0 913.7 913.9 916.0 915.6 919.8 DAY 23 24 5 17 13 6 16 31 22 31 1 9 1986 915.6 912.4 915.6 914.7 911.0 904.8 904.8 904.7 911.3 915.1 916.0 919.8 919.8 DAY 28 22 3 5 19 2 3 9 30 15 22 7 1987 918.7 917.7 911.6 911.8 910.2 905.9 906.0 905.6 913.4 918.3 920.0 919.3 920.0 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 918.0 916.7 910.5 916.2 912.6 905.8 901.6 905.3 911.3 915.0 916.8 914.5 918.0 DAY 3 7 17 9 5 1 23 21 14 17 6 5 1989 916.6 915.6 909.5 910.5 910.2 904.8 903.0 906.4 913.6 915.7 915.0 909.3 916.6 DAY 22 8 8 11 1 2 10 20 23 24 8 29 1990 914.3 914.5 918.2 909.0 910.4 903.4 902.9 905.2 907.7 917.8 917.8 916.0 918.2 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 914.2 916.2 912.0 909.8 905.2 906.0 902.3 905.4 910.5 911.6 913.6 915.1 916.2 DAY 12 15 12 15 5 23 12 22 17 21 23 17 1992 917.5 909.9 912.4 906.3 910.8 905.4 903.9 910.3 912.0 913.4 918.2 913.7 918.2 DAY 10 16 12 8 3 7 13 31 30 30 4 3 1993 917.7 914.3 914.2 912.0 912.5 909.1 904.6 906.0 912.8 916.5 915.4 914.3 917.7 DAY 6 9 17 1 9 23 28 18 23 17 26 27 1994 917.1 917.0 913.2 917.0 908.8 902.7 901.0 903.8 914.0 915.7 912.0 916.3 917.1 DAY 10 18 1 5 19 8 2 8 23 23 2 8 1995 917.2 911.8 912.1 908.1 909.8 905.6 900.5 907.5 910.0 919.5 915.2 916.4 919.5 DAY 7 18 3 7 26 1 4 25 22 18 16 11 1996 920.1 912.5 907.5 912.8 909.9 905.8 906.9 911.9 910.8 918.2 920.5 917.6 920.5 DAY 10 27 22 5 4 12 3 30 25 2 16 8 1997 914.4 913.2 916.7 908.4 909.6 903.9 902.2 906.9 912.3 912.7 920.6 914.0 920.6 DAY 8 21 11 14 8 8 22 24 8 8 7 28 1998 913.2 918.3 910.8 913.0 912.2 906.5 902.8 905.7 909.8 918.0 917.3 917.3 918.3 DAY 4 23 27 12 3 5 20 19 29 9 21 29 1999 920.1 912.9 910.8 914.4 909.1 907.2 902.9 905.2 908.6 912.6 915.4 919.2 920.1 DAY 2 12 31 23 9 17 18 19 29 26 14 11 2000 912.6 914.0 914.5 909.9 910.0 906.1 903.6 904.8 910.0 914.6 920.6 915.9 920.6 DAY 25 29 27 3 5 3 26 19 29 16 17 10 2001 914.9 917.4 915.0 914.0 905.9 908.0 903.4 905.8 912.2 915.9 914.7 915.3 917.4 DAY 26 10 2 1 19 2 29 6 22 10 20 10 2002 914.0 917.5 918.4 910.4 909.8 905.7 905.8 906.5 910.2 911.5 917.0 920.2 920.2 DAY 26 19 11 1 17 25 3 31 21 23 18 3 2003 913.1 911.5 914.2 910.7 913.6 906.4 902.7 904.6 912.3 911.3 917.7 920.0 920.0 DAY 11 13 3 16 2 7 4 30 27 16 26 12 2004 911.5 909.7 919.2 911.6 909.3 908.7 905.0 905.1 910.4 915.9 912.6 916.9 919.2 DAY 11 13 9 11 22 6 6 7 21 15 29 3 2005 914.0 913.8 907.8 917.3 910.8 904.4 903.1 906.6 909.4 915.6 914.1 918.8 918.8 DAY 8 17 27 6 19 5 16 27 9 24 27 30 1951-2005 922.1 919.4 920.0 920.1 915.2 911.1 908.8 911.9 916.4 919.5 924.5 922.0 924.5 YEAR-DAY 73-26 84-23 77-10 60- 8 82-10 83- 1 57- 5 96-30 63-24 53-26 83-26 78-24 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 81 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 890.0 890.2 889.9 889.2 889.0 888.3 888.7 886.9 891.3 886.1 892.9 888.8 886.1 DAY 24 6 22 23 4 19 31 6 11 5 27 17 1952 890.3 883.2 886.8 899.0 895.7 895.6 894.0 895.7 901.3 902.4 901.1 904.2 883.2 DAY 11 4 5 24 8 13 28 6 15 6 4 28 1953 896.7 897.5 891.6 897.1 895.2 892.4 893.9 898.4 897.8 901.7 898.6 900.5 891.6 DAY 12 12 13 11 8 30 1 23 10 23 20 21 1954 896.0 891.6 894.0 898.0 897.7 897.6 896.2 896.9 901.0 900.6 904.3 899.4 891.6 DAY 22 9 25 4 13 5 2 10 3 3 3 7 1955 901.2 893.5 891.2 893.4 893.7 895.7 893.3 892.1 899.2 903.2 900.4 894.7 891.2 DAY 25 23 4 10 3 29 29 7 1 7 23 29 1956 896.8 894.0 884.5 894.4 894.5 896.0 893.8 896.4 898.4 901.8 897.2 898.9 884.5 DAY 29 29 30 6 26 26 20 4 13 17 8 11 1957 894.8 894.0 893.1 896.9 898.5 897.0 893.4 894.0 901.9 899.1 901.7 896.9 893.1 DAY 12 5 17 1 25 30 13 8 28 9 18 7 1958 897.2 895.1 895.9 892.2 896.2 896.0 888.8 898.6 897.4 902.6 902.3 901.1 888.8 DAY 31 3 23 20 1 9 10 7 2 16 7 9 1959 898.2 893.9 893.9 895.2 893.4 892.8 895.6 894.7 897.5 898.8 900.2 903.6 892.8 DAY 23 26 1 5 20 28 27 3 6 12 26 6 1960 900.9 900.9 892.6 897.3 895.4 893.6 894.0 894.4 901.9 901.2 895.9 900.1 892.6 DAY 8 19 1 19 31 21 1 12 4 11 20 30 1961 897.3 896.5 892.5 897.3 893.3 890.8 894.2 896.5 896.8 903.0 897.8 894.3 890.8 DAY 22 14 9 1 30 6 12 7 1 17 23 22 1962 898.3 891.1 890.7 894.2 892.9 893.9 896.1 896.7 899.5 897.8 905.9 900.8 890.7 DAY 5 21 28 6 11 9 14 20 12 10 10 17 1963 901.5 897.9 895.9 894.3 893.4 896.3 896.5 897.3 898.9 903.2 900.6 894.9 893.4 DAY 4 26 20 16 12 16 5 12 4 31 16 11 1964 886.6 897.7 895.8 891.2 895.4 894.7 894.9 894.0 900.5 900.3 891.0 899.1 886.6 DAY 19 4 4 9 12 16 8 13 11 3 26 24 1965 892.3 890.1 893.4 888.6 897.4 895.4 893.6 898.4 901.7 892.2 900.6 900.2 888.6 DAY 11 23 24 4 2 19 12 27 17 25 9 15 1966 899.3 895.4 883.5 893.1 898.9 894.4 893.9 894.7 899.9 899.3 904.8 897.0 883.5 DAY 27 3 20 14 26 14 17 5 8 15 16 12 1967 897.8 894.8 888.0 890.0 896.6 894.5 893.0 895.9 897.0 901.8 899.6 894.1 888.0 DAY 21 15 23 26 27 21 10 6 18 11 25 23 1968 893.3 899.3 895.8 892.9 899.2 895.5 895.1 894.9 899.5 898.9 903.5 897.7 892.9 DAY 7 20 13 24 17 23 1 1 9 25 29 9 1969 897.2 899.4 892.0 891.5 894.9 894.9 896.2 895.8 899.0 897.9 900.0 898.7 891.5 DAY 25 13 21 18 2 23 29 8 10 28 9 31 1970 892.9 897.0 895.8 894.3 896.2 895.9 895.1 894.8 897.7 898.6 903.3 898.8 892.9 DAY 23 19 23 20 7 8 11 27 6 8 12 10 1971 897.0 888.3 896.9 892.0 896.6 892.9 894.0 897.2 900.8 899.4 901.2 897.2 888.3 DAY 14 14 20 14 11 6 23 19 2 9 5 20 1972 901.0 899.2 888.0 894.1 891.0 892.2 895.8 893.5 899.8 902.9 901.5 901.4 888.0 DAY 14 15 18 25 3 24 31 1 14 30 8 17 1973 891.5 890.1 895.9 894.7 895.9 892.8 893.5 898.8 900.9 901.0 900.8 899.1 890.1 DAY 16 23 4 19 31 16 11 4 9 30 19 7 1974 890.1 900.2 900.7 893.6 897.4 896.6 894.4 897.1 897.2 903.9 902.5 899.3 890.1 DAY 25 12 25 20 27 25 5 16 3 27 24 23 1975 900.0 892.6 893.7 898.1 898.0 896.2 894.8 894.7 895.0 898.5 897.8 897.4 892.6 DAY 28 11 2 25 8 24 5 15 10 4 29 23 1976 897.6 893.5 894.5 899.3 896.3 897.2 893.9 897.1 900.8 898.9 901.4 897.5 893.5 DAY 13 11 22 22 28 3 4 31 4 17 29 11 1977 899.5 897.3 902.1 893.1 897.8 892.7 893.6 893.2 901.8 899.5 897.1 899.7 892.7 DAY 29 7 4 25 25 22 2 17 12 5 18 10 1978 895.2 898.2 895.6 894.6 891.3 887.3 892.6 897.1 898.9 899.8 900.7 895.5 887.3 DAY 21 12 25 25 30 22 2 14 2 1 1 16 1979 898.0 895.4 894.3 899.1 894.6 894.2 895.2 896.1 901.7 902.0 897.1 895.7 894.2 DAY 7 12 28 11 17 23 6 14 6 27 29 1 1980 896.7 894.8 889.0 893.6 897.3 893.4 896.1 896.7 899.6 901.1 900.1 896.6 889.0 DAY 7 12 19 16 10 17 3 20 21 4 25 12 1981 897.1 895.5 889.5 892.3 893.3 892.8 896.3 898.7 901.5 904.3 899.8 900.0 889.5 DAY 3 1 28 6 16 5 11 13 17 15 23 19 1982 897.8 894.7 893.1 896.0 898.1 898.1 892.4 892.1 902.4 900.5 901.3 900.2 892.1 DAY 9 1 19 19 24 28 31 1 14 1 6 28 1983 895.7 894.1 895.5 898.3 898.4 896.6 893.0 895.3 901.2 901.0 902.2 896.1 893.0 DAY 24 18 6 24 12 22 28 4 8 4 12 12 1984 900.5 896.3 895.7 895.1 893.6 895.3 895.9 895.3 900.8 897.8 898.6 900.3 893.6 DAY 17 8 13 10 30 21 9 8 8 18 12 7 1985 899.3 888.7 893.3 898.0 898.0 894.8 896.0 898.4 900.1 899.3 905.0 892.5 888.7 DAY 19 6 24 25 4 21 20 6 7 11 11 19 1986 893.3 899.0 899.1 898.9 895.9 895.1 897.8 898.8 901.7 903.0 898.5 895.7 893.3 DAY 20 16 10 12 11 13 20 6 6 5 9 31 1987 898.0 897.8 890.8 893.6 897.3 898.0 895.5 896.8 899.7 903.7 900.6 897.6 890.8 DAY 7 11 14 20 23 13 3 15 6 3 7 24 1988 895.4 898.3 891.1 898.7 894.9 890.7 894.7 896.0 899.2 900.5 897.8 891.7 890.7 DAY 29 2 5 30 29 24 16 29 5 31 20 26 1989 896.1 894.9 890.1 897.8 897.6 896.3 897.2 895.0 897.1 897.8 901.3 895.5 890.1 DAY 17 23 30 29 7 10 5 2 13 2 20 5 1990 899.8 890.1 898.7 893.1 890.4 894.8 896.4 896.8 900.5 902.3 899.4 902.0 890.1 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 896.6 898.1 888.8 893.6 889.9 894.4 891.0 896.3 899.3 904.1 901.2 897.0 888.8 DAY 5 4 7 5 23 12 8 12 3 5 5 26 1992 894.6 894.6 890.4 896.6 897.4 894.0 895.7 898.2 900.2 902.5 896.6 899.5 890.4 DAY 3 25 31 15 19 28 19 1 18 11 26 28 1993 896.2 899.7 891.8 896.4 898.3 896.8 898.0 898.4 898.8 902.6 896.6 900.7 891.8 DAY 9 3 22 12 7 19 12 13 14 1 14 5 1994 895.7 894.5 896.7 895.3 895.8 895.0 895.2 894.6 902.1 903.0 891.4 891.9 891.4 DAY 17 12 15 2 1 16 21 2 1 15 26 4 1995 901.2 898.0 891.7 898.2 899.0 893.7 891.5 896.1 898.4 901.5 893.0 904.2 891.5 DAY 1 9 26 25 7 30 1 23 19 4 26 22 1996 899.6 896.1 893.7 896.6 899.6 896.1 896.9 896.1 894.3 897.0 904.1 900.4 893.7 DAY 7 6 26 10 30 2 6 8 9 27 29 25 1997 897.2 898.4 892.3 890.6 895.2 895.3 892.2 896.1 896.1 902.3 903.5 898.4 890.6 DAY 16 23 8 10 5 24 16 5 2 7 5 10 1998 893.8 892.9 890.0 895.8 892.5 898.0 889.0 897.8 897.8 899.0 903.3 899.7 889.0 DAY 13 14 30 23 22 24 6 13 3 2 1 21 1999 900.1 894.0 896.8 894.9 896.5 890.8 894.8 896.1 898.2 902.5 900.2 902.4 890.8 DAY 28 21 21 9 14 25 12 7 16 13 26 14 2000 894.1 894.5 895.7 898.2 896.1 895.9 895.6 896.4 896.0 902.2 904.3 898.6 894.1 DAY 21 7 25 22 27 24 11 3 1 18 22 16 2001 902.1 890.8 892.4 894.4 892.9 892.5 894.2 895.1 896.9 901.5 897.4 902.0 890.8 DAY 1 21 26 13 9 18 18 31 1 25 19 5 2002 896.1 896.2 894.7 887.6 895.8 890.7 894.5 893.9 900.7 901.4 900.0 893.1 887.6 DAY 8 27 29 4 12 21 25 9 18 22 12 22 2003 894.0 890.6 893.5 898.9 897.2 896.1 894.7 897.6 896.3 899.1 900.5 900.3 890.6 DAY 29 19 27 27 30 30 8 1 7 27 14 7 2004 895.2 896.2 896.4 893.2 891.6 895.2 894.5 894.3 899.3 903.4 896.4 899.6 891.6 DAY 28 16 31 17 14 18 11 13 11 3 24 10 2005 891.8 894.0 890.4 898.2 891.2 891.8 892.2 894.2 898.2 900.9 900.3 897.1 890.4 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 886.6 883.2 883.5 887.6 889.0 887.3 888.7 886.9 891.3 886.1 891.0 888.8 883.2 YEAR-DAY 64-19 52- 4 66-20 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 64-26 51-17 52- 4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 82 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1012.2 1013.0 1011.1 1009.5 1008.0 1006.6 1005.4 1006.9 1011.1 1011.0 1013.9 1013.3 1010.2 1952 1012.2 1007.5 1010.0 1019.1 1016.8 1015.2 1013.2 1014.8 1021.0 1023.3 1024.2 1025.4 1016.9 1953 1020.8 1018.1 1018.2 1020.0 1016.4 1014.2 1013.3 1015.6 1020.0 1023.6 1024.5 1024.9 1019.1 1954 1016.8 1018.1 1022.2 1017.1 1017.0 1015.4 1012.1 1015.1 1019.2 1022.6 1025.2 1024.1 1018.7 1955 1023.7 1018.1 1017.4 1019.2 1017.7 1014.5 1011.5 1013.5 1018.8 1022.7 1022.1 1019.4 1018.2 1956 1020.3 1018.8 1016.0 1016.4 1015.4 1015.7 1012.2 1015.6 1018.8 1023.0 1022.8 1024.2 1018.3 1957 1019.9 1021.0 1018.6 1019.8 1016.4 1016.3 1014.3 1016.5 1020.0 1023.7 1023.6 1021.8 1019.3 1958 1020.7 1020.6 1017.3 1017.7 1020.0 1014.1 1011.9 1016.0 1018.1 1023.6 1027.3 1021.3 1019.1 1959 1021.0 1017.2 1019.8 1019.1 1016.8 1015.6 1012.2 1013.1 1016.4 1022.1 1024.2 1025.3 1018.6 1960 1022.3 1021.6 1018.2 1018.5 1019.1 1015.1 1013.8 1014.0 1020.2 1023.3 1023.4 1025.1 1019.6 1961 1022.6 1021.3 1017.9 1017.9 1016.6 1015.2 1012.3 1015.4 1017.4 1024.9 1021.9 1020.0 1018.6 1962 1022.8 1019.2 1017.4 1016.9 1017.5 1015.7 1013.1 1016.9 1021.0 1023.1 1027.4 1021.5 1019.4 1963 1021.2 1019.9 1016.2 1015.2 1013.6 1015.1 1013.1 1015.3 1019.7 1023.0 1022.6 1021.7 1018.1 1964 1022.2 1018.9 1018.4 1014.9 1017.0 1013.8 1012.6 1013.4 1019.5 1025.1 1022.3 1025.7 1018.7 1965 1020.2 1017.4 1020.6 1015.2 1017.9 1015.3 1012.9 1016.8 1020.7 1021.4 1022.2 1020.8 1018.5 1966 1021.5 1018.4 1016.2 1016.9 1018.7 1014.7 1012.8 1013.7 1019.1 1023.2 1028.6 1020.5 1018.7 1967 1022.0 1019.3 1015.5 1015.9 1017.7 1015.0 1012.4 1013.8 1017.6 1023.5 1021.2 1020.0 1017.8 1968 1016.6 1020.4 1018.0 1019.3 1018.7 1014.8 1014.3 1014.0 1018.9 1022.8 1023.9 1020.9 1018.6 1969 1021.4 1022.6 1017.7 1018.0 1018.0 1014.3 1013.5 1016.4 1020.0 1021.9 1024.1 1021.7 1019.1 1970 1020.6 1019.5 1019.9 1020.3 1015.8 1015.1 1012.4 1013.3 1018.8 1021.8 1023.5 1022.4 1018.6 1971 1025.6 1016.4 1019.6 1017.0 1016.9 1012.3 1012.5 1014.8 1020.1 1023.1 1022.7 1019.7 1018.4 1972 1023.3 1024.3 1019.7 1018.5 1015.9 1015.2 1013.8 1017.6 1020.4 1023.6 1023.7 1025.5 1020.1 1973 1024.1 1018.9 1020.1 1016.1 1017.3 1014.5 1012.1 1016.3 1021.3 1023.3 1022.5 1024.4 1019.2 1974 1021.8 1023.6 1023.8 1015.8 1017.2 1014.4 1013.4 1015.8 1020.0 1024.7 1025.1 1022.1 1019.8 1975 1022.7 1019.3 1018.9 1019.9 1017.1 1014.1 1012.5 1014.7 1019.6 1022.3 1025.2 1023.6 1019.2 1976 1019.2 1020.7 1019.7 1018.2 1017.3 1015.8 1011.8 1014.2 1019.2 1021.3 1027.2 1024.5 1019.1 1977 1022.6 1023.6 1023.0 1016.8 1017.9 1013.2 1011.9 1015.3 1020.8 1023.2 1022.8 1022.7 1019.5 1978 1022.4 1022.2 1019.2 1015.4 1016.1 1014.0 1014.1 1015.8 1018.7 1024.3 1025.7 1021.3 1019.1 1979 1023.6 1018.9 1019.5 1018.2 1019.4 1017.4 1014.3 1015.5 1021.8 1022.7 1026.5 1021.0 1019.9 1980 1021.0 1021.1 1018.8 1016.4 1017.6 1015.4 1013.7 1016.1 1019.7 1021.6 1022.6 1021.8 1018.8 1981 1021.2 1019.3 1017.3 1017.2 1017.4 1015.7 1013.4 1015.9 1021.5 1025.0 1021.7 1022.3 1019.0 1982 1021.2 1019.0 1018.5 1018.9 1020.9 1016.6 1013.4 1015.9 1021.5 1022.4 1024.8 1023.7 1019.7 1983 1021.4 1019.7 1020.1 1018.1 1017.3 1016.6 1012.9 1014.8 1019.5 1023.8 1024.5 1024.5 1019.4 1984 1022.3 1025.8 1019.3 1016.5 1016.2 1015.1 1012.4 1013.3 1020.7 1024.1 1023.3 1026.7 1019.6 1985 1021.1 1014.4 1022.9 1017.2 1017.6 1013.8 1014.1 1017.1 1019.7 1022.9 1024.9 1022.3 1019.0 1986 1021.6 1020.4 1022.6 1020.5 1017.7 1013.5 1015.0 1016.5 1020.6 1023.2 1022.6 1021.4 1019.6 1987 1021.6 1021.4 1015.2 1018.9 1018.4 1016.5 1014.9 1015.0 1020.5 1025.9 1024.9 1022.1 1019.6 1988 1020.8 1020.5 1015.7 1019.0 1017.8 1013.2 1012.4 1014.7 1019.5 1023.2 1022.3 1020.0 1018.2 1989 1021.2 1023.1 1017.3 1020.4 1019.2 1014.8 1014.1 1015.3 1018.2 1022.6 1023.3 1020.4 1019.2 1990 1022.4 1018.8 1022.1 1016.5 1017.5 1013.5 1013.7 1016.2 1018.4 1022.9 1023.5 1023.1 1019.1 1991 1021.5 1022.0 1019.5 1018.2 1014.6 1015.0 1012.7 1015.3 1020.1 1023.3 1024.8 1019.8 1018.9 1992 1020.2 1016.7 1019.2 1016.8 1018.8 1014.2 1014.1 1017.6 1020.5 1022.4 1023.0 1021.7 1018.8 1993 1022.0 1021.6 1019.6 1018.0 1017.7 1015.2 1014.6 1017.2 1019.1 1026.7 1023.6 1024.4 1020.0 1994 1021.0 1019.4 1019.4 1020.1 1017.2 1013.1 1012.4 1014.3 1023.1 1024.7 1020.4 1022.7 1019.0 1995 1022.9 1021.0 1019.5 1017.1 1019.1 1014.2 1011.3 1014.6 1018.2 1023.4 1021.3 1024.5 1018.9 1996 1024.0 1020.0 1018.2 1019.4 1018.8 1015.4 1014.7 1016.6 1016.5 1022.1 1026.8 1024.0 1019.7 1997 1020.4 1020.8 1016.3 1016.3 1018.5 1013.7 1012.1 1015.6 1020.5 1021.3 1024.3 1021.3 1018.4 1998 1019.1 1020.2 1017.8 1017.4 1018.6 1016.5 1012.9 1016.4 1018.9 1023.4 1023.7 1025.7 1019.2 1999 1021.7 1018.8 1018.7 1019.3 1018.0 1014.3 1012.9 1014.4 1018.3 1021.6 1022.5 1025.3 1018.8 2000 1020.0 1019.7 1018.6 1017.2 1016.1 1014.7 1014.1 1015.5 1018.0 1023.4 1025.5 1022.5 1018.8 2001 1024.0 1019.6 1018.6 1017.7 1015.3 1013.5 1014.2 1016.1 1019.1 1022.5 1021.5 1023.3 1018.8 2002 1021.8 1020.1 1018.8 1015.7 1016.7 1013.6 1014.6 1014.3 1020.0 1022.1 1024.2 1022.2 1018.7 2003 1021.4 1017.3 1018.4 1018.9 1019.0 1014.8 1012.7 1016.1 1019.2 1020.9 1023.6 1024.4 1018.9 2004 1018.1 1019.4 1022.0 1018.4 1015.1 1015.0 1014.3 1014.7 1020.9 1024.5 1021.3 1021.9 1018.8 2005 1019.9 1019.7 1017.0 1020.9 1017.5 1014.3 1013.6 1014.9 1018.9 1023.6 1024.3 1023.9 1019.0 MEAN 1021.1 1019.6 1018.6 1017.7 1017.3 1014.6 1013.0 1015.2 1019.4 1022.9 1023.6 1022.6 1018.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 83 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1022.7 1022.2 1023.4 1016.3 1017.2 1012.5 1009.5 1010.5 1016.6 1018.9 1024.8 1023.0 1024.8 DAY 31 13 3 14 30 29 11 20 28 31 2 8 1952 1022.0 1015.2 1024.7 1027.9 1028.2 1026.3 1018.1 1020.9 1027.6 1029.9 1035.7 1033.4 1035.7 DAY 1 8 28 9 12 4 15 16 27 31 17 12 1953 1029.7 1029.2 1032.9 1029.0 1021.7 1022.1 1018.0 1020.6 1029.3 1035.7 1036.9 1031.2 1036.9 DAY 2 15 28 1 5 6 20 31 21 26 10 13 1954 1027.1 1034.0 1033.8 1028.2 1027.0 1018.8 1014.7 1019.4 1023.9 1029.1 1035.5 1037.7 1037.7 DAY 18 22 6 30 1 21 31 31 23 12 27 16 1955 1031.8 1026.3 1026.8 1025.6 1027.1 1018.8 1017.0 1021.1 1025.3 1028.1 1033.1 1035.3 1035.3 DAY 9 25 22 13 27 2 10 21 22 13 12 2 1956 1029.1 1025.2 1023.0 1027.0 1023.0 1021.9 1018.0 1020.9 1029.1 1029.8 1034.3 1032.9 1034.3 DAY 22 19 10 16 23 12 25 30 29 26 13 17 1957 1028.6 1028.7 1028.1 1029.8 1022.5 1021.0 1023.9 1021.0 1022.8 1033.8 1031.2 1032.2 1033.8 DAY 4 19 22 22 12 21 5 17 16 19 24 23 1958 1026.9 1030.6 1027.6 1027.3 1027.0 1018.7 1019.5 1021.1 1024.4 1029.1 1033.1 1029.6 1033.1 DAY 13 13 28 24 23 24 15 25 21 23 15 5 1959 1026.3 1023.9 1027.3 1027.5 1022.4 1021.2 1016.2 1017.3 1023.6 1034.3 1032.1 1033.2 1034.3 DAY 3 3 21 28 5 8 16 29 24 20 22 27 1960 1030.7 1029.3 1028.0 1036.4 1026.7 1021.4 1019.8 1018.3 1023.8 1030.4 1032.5 1032.5 1036.4 DAY 19 11 22 8 26 7 16 31 20 31 26 5 1961 1031.9 1031.0 1032.2 1025.7 1025.4 1020.9 1017.4 1019.4 1024.2 1034.2 1029.7 1029.6 1034.2 DAY 10 22 4 17 15 9 24 26 25 25 29 4 1962 1033.6 1029.8 1028.8 1027.8 1022.1 1021.3 1017.9 1025.2 1032.0 1031.0 1037.3 1031.2 1037.3 DAY 24 11 6 19 16 19 30 26 25 28 23 4 1963 1027.7 1028.9 1025.4 1024.8 1019.5 1021.4 1017.7 1020.0 1032.3 1031.9 1030.9 1035.5 1035.5 DAY 6 6 23 2 14 13 29 5 24 18 27 26 1964 1033.9 1028.5 1027.7 1025.8 1021.3 1020.6 1017.9 1018.9 1026.5 1031.4 1035.4 1034.1 1035.4 DAY 30 28 18 25 17 3 27 21 29 30 11 1 1965 1030.0 1028.2 1031.2 1025.2 1028.1 1021.7 1017.6 1024.5 1027.5 1031.4 1028.2 1027.4 1031.4 DAY 29 1 15 9 21 3 25 9 20 29 20 4 1966 1029.2 1026.1 1024.9 1025.2 1024.7 1020.3 1019.2 1017.2 1024.6 1030.8 1037.3 1031.9 1037.3 DAY 1 23 3 5 18 3 11 22 15 10 23 30 1967 1031.1 1031.0 1028.6 1025.9 1025.3 1022.7 1018.9 1018.5 1024.7 1030.8 1028.0 1028.2 1031.1 DAY 6 28 1 13 10 7 23 16 25 15 10 12 1968 1025.7 1028.6 1031.4 1029.0 1025.0 1023.7 1019.2 1020.6 1025.0 1029.9 1032.2 1032.2 1032.2 DAY 12 7 27 1 8 1 15 30 19 28 22 23 1969 1030.7 1030.8 1031.4 1026.4 1025.8 1022.3 1016.9 1022.0 1031.0 1029.8 1033.0 1027.7 1033.0 DAY 9 11 12 4 12 2 3 31 14 9 23 20 1970 1029.9 1026.8 1027.6 1027.9 1022.0 1025.0 1016.0 1019.7 1024.9 1029.7 1034.2 1031.9 1034.2 DAY 3 16 26 22 1 11 23 30 18 12 15 16 1971 1035.8 1023.3 1027.7 1027.1 1022.8 1017.6 1014.5 1018.8 1024.8 1032.7 1033.0 1027.0 1035.8 DAY 9 1 7 9 2 18 2 21 24 11 20 11 1972 1034.1 1033.2 1030.0 1027.3 1026.8 1022.8 1017.0 1023.0 1026.5 1030.2 1032.7 1031.6 1034.1 DAY 5 1 16 16 24 18 15 25 17 26 9 27 1973 1038.6 1029.1 1031.2 1024.6 1027.4 1021.0 1016.6 1020.0 1031.7 1029.2 1030.1 1036.6 1038.6 DAY 26 7 10 11 8 3 1 7 30 23 12 26 1974 1034.1 1031.1 1032.5 1025.6 1022.8 1017.8 1017.6 1021.4 1025.3 1032.5 1034.1 1031.6 1034.1 DAY 5 4 13 26 10 1 29 26 22 15 18 3 1975 1037.9 1026.9 1028.0 1028.5 1023.0 1020.4 1015.1 1023.8 1028.0 1031.2 1035.2 1031.9 1037.9 DAY 15 14 5 3 5 17 20 18 19 20 15 25 1976 1028.9 1032.7 1027.9 1027.3 1023.2 1019.7 1018.1 1017.9 1027.8 1034.9 1037.3 1032.3 1037.3 DAY 1 21 27 4 2 21 6 27 11 31 14 16 1977 1033.2 1031.3 1036.3 1026.7 1022.4 1017.8 1016.3 1021.1 1028.2 1032.5 1030.8 1036.3 1036.3 DAY 5 18 10 1 29 6 13 20 30 24 27 13 1978 1034.1 1034.1 1027.7 1026.7 1025.4 1026.4 1020.1 1021.5 1026.7 1031.1 1034.6 1038.5 1038.5 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 1037.4 1028.1 1028.6 1027.6 1027.6 1025.6 1019.5 1022.1 1028.1 1032.3 1035.2 1029.3 1037.4 DAY 18 13 5 28 25 11 20 29 23 9 13 4 1980 1028.5 1030.2 1028.6 1026.7 1024.5 1023.6 1020.4 1024.8 1027.9 1027.8 1030.2 1029.8 1030.2 DAY 15 1 28 2 16 2 18 31 26 7 3 17 1981 1031.6 1025.4 1029.1 1027.1 1028.2 1022.1 1018.8 1019.7 1028.2 1031.6 1030.1 1029.8 1031.6 DAY 9 4 8 11 22 9 30 31 27 25 16 2 1982 1032.0 1030.1 1025.7 1032.3 1031.0 1025.0 1019.1 1021.6 1027.9 1032.7 1031.9 1033.5 1033.5 DAY 19 11 16 4 10 7 8 16 21 25 11 10 1983 1036.0 1028.7 1029.1 1024.3 1025.3 1026.5 1019.9 1019.1 1025.3 1030.3 1041.2 1036.0 1041.2 DAY 8 10 15 30 16 1 1 8 28 29 26 4 1984 1031.4 1035.6 1028.4 1025.0 1022.7 1018.9 1015.1 1017.6 1025.9 1033.9 1034.5 1035.1 1035.6 DAY 5 23 5 14 12 13 4 31 22 22 27 18 1985 1027.7 1028.2 1036.1 1032.4 1026.5 1019.9 1018.0 1022.0 1029.3 1029.6 1031.9 1031.4 1036.1 DAY 23 24 5 17 13 6 16 31 22 31 1 9 1986 1031.4 1027.9 1031.4 1030.4 1026.4 1019.5 1019.5 1019.4 1026.7 1030.9 1031.9 1036.1 1036.1 DAY 28 22 3 5 19 2 3 9 30 15 22 7 1987 1034.9 1033.8 1027.0 1027.3 1025.5 1020.8 1020.9 1020.4 1029.0 1034.4 1036.3 1035.5 1036.3 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 1034.1 1032.7 1025.8 1032.1 1028.1 1020.6 1016.0 1020.1 1026.7 1030.8 1032.8 1030.2 1034.1 DAY 3 7 17 9 5 1 23 21 14 17 6 5 1989 1032.5 1031.4 1024.7 1025.8 1025.5 1019.5 1017.6 1021.3 1029.2 1031.6 1030.8 1024.5 1032.5 DAY 22 8 8 11 1 2 10 20 23 24 8 29 1990 1030.0 1030.2 1034.3 1024.2 1025.7 1018.0 1017.4 1020.0 1022.7 1033.9 1033.9 1031.9 1034.3 DAY 27 8 17 24 16 8 15 3 24 19 14 29 1991 1029.9 1032.1 1027.5 1025.0 1020.0 1020.9 1016.8 1020.2 1025.8 1027.0 1029.2 1030.9 1032.1 DAY 12 15 12 15 5 23 12 22 17 21 23 17 1992 1033.5 1025.2 1027.9 1021.2 1026.1 1020.2 1018.5 1025.6 1027.5 1029.0 1034.3 1029.3 1034.3 DAY 10 16 12 8 3 7 13 31 30 30 4 3 1993 1033.8 1030.0 1029.9 1027.5 1028.0 1024.3 1019.3 1020.9 1028.4 1032.4 1031.2 1030.0 1033.8 DAY 6 9 17 1 9 23 28 18 23 17 26 27 1994 1033.1 1033.0 1028.8 1033.0 1023.9 1017.2 1015.4 1018.4 1029.7 1031.6 1027.5 1032.2 1033.1 DAY 10 18 1 5 19 8 2 8 23 23 2 8 1995 1033.2 1027.3 1027.6 1023.2 1025.0 1020.4 1014.8 1022.5 1025.3 1035.7 1031.0 1032.3 1035.7 DAY 7 18 3 7 26 1 4 25 22 18 16 11 1996 1036.4 1028.0 1022.5 1028.4 1025.2 1020.6 1021.9 1027.4 1026.1 1034.3 1036.8 1033.6 1036.8 DAY 10 27 22 5 4 12 3 30 25 2 16 8 1997 1030.1 1028.8 1032.7 1023.5 1024.8 1018.5 1016.7 1021.9 1027.8 1028.2 1036.9 1029.7 1036.9 DAY 8 21 11 14 8 8 22 24 8 8 7 28 1998 1028.8 1034.4 1026.1 1028.6 1027.7 1021.4 1017.3 1020.5 1025.0 1034.1 1033.3 1033.3 1034.4 DAY 4 23 27 12 3 5 20 19 29 9 21 29 1999 1036.4 1028.5 1026.1 1030.1 1024.3 1022.2 1017.4 1020.0 1023.7 1028.1 1031.2 1035.4 1036.4 DAY 2 12 31 23 9 17 18 19 29 26 14 11 2000 1028.1 1029.7 1030.2 1025.2 1025.3 1021.0 1018.2 1019.5 1025.3 1030.3 1036.9 1031.8 1036.9 DAY 25 29 27 3 5 3 26 19 29 16 17 10 2001 1030.7 1033.4 1030.8 1029.7 1020.8 1023.1 1018.0 1020.6 1027.7 1031.8 1030.4 1031.1 1033.4 DAY 26 10 2 1 19 2 29 6 22 10 20 10 2002 1029.7 1033.5 1034.5 1025.7 1025.0 1020.5 1020.6 1021.4 1025.5 1026.9 1033.0 1036.5 1036.5 DAY 26 19 11 1 17 25 3 31 21 23 18 3 2003 1028.7 1026.9 1029.9 1026.0 1029.2 1021.3 1017.2 1019.3 1027.8 1026.7 1033.8 1036.3 1036.3 DAY 11 13 3 16 2 7 4 30 27 16 26 12 2004 1026.9 1024.9 1035.4 1027.0 1024.5 1023.8 1019.8 1019.9 1025.7 1031.8 1028.1 1032.9 1035.4 DAY 11 13 9 11 22 6 6 7 21 15 29 3 2005 1029.7 1029.5 1022.8 1033.3 1026.1 1019.1 1017.7 1021.5 1024.6 1031.4 1029.8 1035.0 1035.0 DAY 8 17 27 6 19 5 16 27 9 24 27 30 1951-2005 1038.6 1035.6 1036.3 1036.4 1031.0 1026.5 1023.9 1027.4 1032.3 1035.7 1041.2 1038.5 1041.2 YEAR-DAY 73-26 84-23 77-10 60- 8 82-10 83- 1 57- 5 96-30 63-24 53-26 83-26 78-24 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 84 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1003.2 1003.5 1003.1 1002.4 1002.1 1001.4 1001.8 999.8 1004.7 998.9 1006.4 1001.9 998.9 DAY 24 6 22 23 4 19 31 6 11 5 27 17 1952 1003.6 995.7 999.7 1013.1 1009.5 1009.4 1007.6 1009.5 1015.7 1016.9 1015.5 1018.9 995.7 DAY 11 4 5 24 8 13 28 6 15 6 4 28 1953 1010.6 1011.5 1005.0 1011.1 1009.0 1005.9 1007.5 1012.5 1011.8 1016.1 1012.7 1014.8 1005.0 DAY 12 12 13 11 8 30 1 23 10 23 20 21 1954 1009.8 1005.0 1007.6 1012.0 1011.7 1011.6 1010.1 1010.8 1015.4 1014.9 1019.0 1013.6 1005.0 DAY 22 9 25 4 13 5 2 10 3 3 3 7 1955 1015.6 1007.1 1004.6 1007.0 1007.3 1009.5 1006.9 1005.5 1013.4 1017.8 1014.7 1008.4 1004.6 DAY 25 23 4 10 3 29 29 7 1 7 23 29 1956 1010.7 1007.6 997.2 1008.1 1008.2 1009.8 1007.4 1010.3 1012.5 1016.2 1011.2 1013.0 997.2 DAY 29 29 30 6 26 26 20 4 13 17 8 11 1957 1008.5 1007.6 1006.6 1010.8 1012.6 1010.9 1007.0 1007.6 1016.3 1013.3 1016.1 1010.8 1006.6 DAY 12 5 17 1 25 30 13 8 28 9 18 7 1958 1011.2 1008.9 1009.7 1005.7 1010.1 1009.8 1001.9 1012.7 1011.4 1017.1 1016.8 1015.5 1001.9 DAY 31 3 23 20 1 9 10 7 2 16 7 9 1959 1012.3 1007.5 1007.5 1009.0 1007.0 1006.3 1009.4 1008.4 1011.5 1012.9 1014.5 1018.2 1006.3 DAY 23 26 1 5 20 28 27 3 6 12 26 6 1960 1015.2 1015.2 1006.1 1011.3 1009.2 1007.2 1007.6 1008.1 1016.3 1015.6 1009.7 1014.4 1006.1 DAY 8 19 1 19 31 21 1 12 4 11 20 30 1961 1011.3 1010.4 1006.0 1011.3 1006.9 1004.1 1007.9 1010.4 1010.7 1017.6 1011.8 1008.0 1004.1 DAY 22 14 9 1 30 6 12 7 1 17 23 22 1962 1012.4 1004.4 1004.0 1007.9 1006.4 1007.5 1010.0 1010.6 1013.7 1011.8 1020.8 1015.1 1004.0 DAY 5 21 28 6 11 9 14 20 12 10 10 17 1963 1015.9 1011.9 1009.7 1008.0 1007.0 1010.2 1010.4 1011.3 1013.0 1017.8 1014.9 1008.6 1007.0 DAY 4 26 20 16 12 16 5 12 4 31 16 11 1964 999.5 1011.7 1009.6 1004.6 1009.2 1008.4 1008.6 1007.6 1014.8 1014.6 1004.3 1013.3 999.5 DAY 19 4 4 9 12 16 8 13 11 3 26 24 1965 1005.8 1003.3 1007.0 1001.7 1011.4 1009.2 1007.2 1012.5 1016.1 1005.7 1014.9 1014.5 1001.7 DAY 11 23 24 4 2 19 12 27 17 25 9 15 1966 1013.5 1009.2 996.1 1006.6 1013.0 1008.1 1007.5 1008.4 1014.1 1013.5 1019.5 1010.9 996.1 DAY 27 3 20 14 26 14 17 5 8 15 16 12 1967 1011.8 1008.5 1001.0 1003.2 1010.5 1008.2 1006.5 1009.7 1010.9 1016.2 1013.8 1007.8 1001.0 DAY 21 15 23 26 27 21 10 6 18 11 25 23 1968 1006.9 1013.5 1009.6 1006.4 1013.4 1009.3 1008.9 1008.6 1013.7 1013.0 1018.1 1011.7 1006.4 DAY 7 20 13 24 17 23 1 1 9 25 29 9 1969 1011.2 1013.6 1005.4 1004.9 1008.6 1008.6 1010.1 1009.6 1013.1 1011.9 1014.3 1012.8 1004.9 DAY 25 13 21 18 2 23 29 8 10 28 9 31 1970 1006.4 1010.9 1009.6 1008.0 1010.1 1009.7 1008.9 1008.5 1011.7 1012.7 1017.9 1012.9 1006.4 DAY 23 19 23 20 7 8 11 27 6 8 12 10 1971 1010.9 1001.4 1010.8 1005.4 1010.5 1006.4 1007.6 1011.2 1015.1 1013.6 1015.6 1011.2 1001.4 DAY 14 14 20 14 11 6 23 19 2 9 5 20 1972 1015.4 1013.4 1001.0 1007.8 1004.3 1005.7 1009.6 1007.1 1014.0 1017.4 1015.9 1015.8 1001.0 DAY 14 15 18 25 3 24 31 1 14 30 8 17 1973 1004.9 1003.3 1009.7 1008.4 1009.7 1006.3 1007.1 1012.9 1015.2 1015.4 1015.1 1013.3 1003.3 DAY 16 23 4 19 31 16 11 4 9 30 19 7 1974 1003.3 1014.5 1015.0 1007.2 1011.4 1010.5 1008.1 1011.1 1011.2 1018.5 1017.0 1013.5 1003.3 DAY 25 12 25 20 27 25 5 16 3 27 24 23 1975 1014.3 1006.1 1007.3 1012.2 1012.0 1010.1 1008.5 1008.4 1008.7 1012.6 1011.8 1011.4 1006.1 DAY 28 11 2 25 8 24 5 15 10 4 29 23 1976 1011.6 1007.1 1008.2 1013.5 1010.2 1011.2 1007.5 1011.1 1015.1 1013.0 1015.8 1011.5 1007.1 DAY 13 11 22 22 28 3 4 31 4 17 29 11 1977 1013.7 1011.3 1016.6 1006.6 1011.8 1006.2 1007.2 1006.8 1016.2 1013.7 1011.1 1013.9 1006.2 DAY 29 7 4 25 25 22 2 17 12 5 18 10 1978 1009.0 1012.3 1009.4 1008.3 1004.7 1000.3 1006.1 1011.1 1013.0 1014.0 1015.0 1009.3 1000.3 DAY 21 12 25 25 30 22 2 14 2 1 1 16 1979 1012.0 1009.2 1008.0 1013.3 1008.3 1007.9 1009.0 1010.0 1016.1 1016.5 1011.1 1009.5 1007.9 DAY 7 12 28 11 17 23 6 14 6 27 29 1 1980 1010.6 1008.5 1002.1 1007.2 1011.3 1007.0 1010.0 1010.6 1013.8 1015.5 1014.4 1010.5 1002.1 DAY 7 12 19 16 10 17 3 20 21 4 25 12 1981 1011.1 1009.3 1002.7 1005.8 1006.9 1006.3 1010.2 1012.8 1015.9 1019.0 1014.0 1014.3 1002.7 DAY 3 1 28 6 16 5 11 13 17 15 23 19 1982 1011.8 1008.4 1006.6 1009.8 1012.2 1012.2 1005.9 1005.5 1016.9 1014.8 1015.7 1014.5 1005.5 DAY 9 1 19 19 24 28 31 1 14 1 6 28 1983 1009.5 1007.8 1009.3 1012.4 1012.5 1010.5 1006.5 1009.1 1015.6 1015.4 1016.7 1010.0 1006.5 DAY 24 18 6 24 12 22 28 4 8 4 12 12 1984 1014.8 1010.2 1009.5 1008.9 1007.2 1009.1 1009.7 1009.1 1015.1 1011.8 1012.7 1014.6 1007.2 DAY 17 8 13 10 30 21 9 8 8 18 12 7 1985 1013.5 1001.8 1006.9 1012.0 1012.0 1008.5 1009.8 1012.5 1014.4 1013.5 1019.8 1006.0 1001.8 DAY 19 6 24 25 4 21 20 6 7 11 11 19 1986 1006.9 1013.1 1013.3 1013.0 1009.7 1008.9 1011.8 1012.9 1016.1 1017.6 1012.6 1009.5 1006.9 DAY 20 16 10 12 11 13 20 6 6 5 9 31 1987 1012.0 1011.8 1004.1 1007.2 1011.3 1012.0 1009.3 1010.7 1013.9 1018.3 1014.9 1011.6 1004.1 DAY 7 11 14 20 23 13 3 15 6 3 7 24 1988 1009.2 1012.4 1004.4 1012.8 1008.6 1004.0 1008.4 1009.8 1013.4 1014.8 1011.8 1005.1 1004.0 DAY 29 2 5 30 29 24 16 29 5 31 20 26 1989 1010.0 1008.6 1003.3 1011.8 1011.6 1010.2 1011.2 1008.7 1011.1 1011.8 1015.7 1009.3 1003.3 DAY 17 23 30 29 7 10 5 2 13 2 20 5 1990 1014.0 1003.3 1012.8 1006.6 1003.7 1008.5 1010.3 1010.7 1014.8 1016.8 1013.6 1016.5 1003.3 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1010.5 1012.2 1001.9 1007.2 1003.1 1008.1 1004.3 1010.2 1013.5 1018.8 1015.6 1010.9 1001.9 DAY 5 4 7 5 23 12 8 12 3 5 5 26 1992 1008.3 1008.3 1003.7 1010.5 1011.4 1007.6 1009.5 1012.3 1014.5 1017.0 1010.5 1013.7 1003.7 DAY 3 25 31 15 19 28 19 1 18 11 26 28 1993 1010.1 1013.9 1005.2 1010.3 1012.4 1010.7 1012.0 1012.5 1012.9 1017.1 1010.5 1015.0 1005.2 DAY 9 3 22 12 7 19 12 13 14 1 14 5 1994 1009.5 1008.2 1010.6 1009.1 1009.6 1008.7 1009.0 1008.3 1016.6 1017.6 1004.8 1005.3 1004.8 DAY 17 12 15 2 1 16 21 2 1 15 26 4 1995 1015.6 1012.0 1005.1 1012.3 1013.1 1007.3 1004.9 1010.0 1012.5 1015.9 1006.5 1018.9 1004.9 DAY 1 9 26 25 7 30 1 23 19 4 26 22 1996 1013.8 1010.0 1007.3 1010.5 1013.8 1010.0 1010.8 1010.0 1008.0 1010.9 1018.8 1014.7 1007.3 DAY 7 6 26 10 30 2 6 8 9 27 29 25 1997 1011.2 1012.5 1005.8 1003.9 1009.0 1009.1 1005.7 1010.0 1010.0 1016.8 1018.1 1012.5 1003.9 DAY 16 23 8 10 5 24 16 5 2 7 5 10 1998 1007.4 1006.4 1003.2 1009.6 1006.0 1012.0 1002.1 1011.8 1011.8 1013.1 1017.9 1013.9 1002.1 DAY 13 14 30 23 22 24 6 13 3 2 1 21 1999 1014.4 1007.6 1010.7 1008.6 1010.4 1004.1 1008.5 1010.0 1012.3 1017.0 1014.5 1016.9 1004.1 DAY 28 21 21 9 14 25 12 7 16 13 26 14 2000 1007.8 1008.2 1009.5 1012.3 1010.0 1009.7 1009.4 1010.3 1009.8 1016.7 1019.0 1012.7 1007.8 DAY 21 7 25 22 27 24 11 3 1 18 22 16 2001 1016.6 1004.1 1005.9 1008.1 1006.4 1006.0 1007.9 1008.9 1010.8 1015.9 1011.4 1016.5 1004.1 DAY 1 21 26 13 9 18 18 31 1 25 19 5 2002 1010.0 1010.1 1008.4 1000.6 1009.6 1004.0 1008.2 1007.5 1015.0 1015.8 1014.3 1006.6 1000.6 DAY 8 27 29 4 12 21 25 9 18 22 12 22 2003 1007.6 1003.9 1007.1 1013.0 1011.2 1010.0 1008.4 1011.6 1010.2 1013.3 1014.8 1014.6 1003.9 DAY 29 19 27 27 30 30 8 1 7 27 14 7 2004 1009.0 1010.1 1010.3 1006.8 1005.0 1009.0 1008.2 1008.0 1013.5 1018.0 1010.3 1013.8 1005.0 DAY 28 16 31 17 14 18 11 13 11 3 24 10 2005 1005.2 1007.6 1003.7 1012.3 1004.6 1005.2 1005.7 1007.9 1012.3 1015.2 1014.6 1011.1 1003.7 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 999.5 995.7 996.1 1000.6 1002.1 1000.3 1001.8 999.8 1004.7 998.9 1004.3 1001.9 995.7 YEAR-DAY 64-19 52- 4 66-20 2- 4 51- 4 78-22 51-31 51- 6 51-11 51- 5 64-26 51-17 52- 4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 85 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1004.2 1002.5 1001.2 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1025.1 1027.1 ****** 1954 1018.1 1019.7 1022.2 1013.7 1010.9 1008.0 1003.1 1008.0 1014.7 1020.1 1024.5 1026.8 1015.8 1955 1026.3 1019.3 1018.1 1017.5 1013.7 1007.9 1004.0 1006.5 1013.8 1021.0 1021.9 1021.1 1015.9 1956 1024.7 1021.6 1017.8 1014.7 1011.1 1010.0 1004.3 1009.1 1014.4 1021.2 1022.9 1027.6 1016.6 1957 1024.9 1024.5 1018.2 1018.0 1012.1 1010.5 1006.8 1009.4 1014.5 1021.3 1024.6 1024.0 1017.4 1958 1022.2 1021.3 1015.4 1014.7 1015.2 1006.5 1003.5 1008.8 1012.6 1020.8 1028.7 1022.9 1016.0 1959 1023.5 1021.5 1020.5 1014.9 1011.4 1008.4 1004.4 1004.7 1009.7 1018.7 1024.6 1028.5 1015.9 1960 1023.6 1021.6 1019.1 1015.9 1013.9 1007.3 1005.6 1006.2 1014.3 1019.2 1022.8 1027.1 1016.4 1961 1024.5 1023.2 1017.2 1014.9 1010.0 1007.6 1003.5 1007.5 1011.1 1022.2 1020.8 1020.2 1015.2 1962 1024.6 1018.9 1015.0 1013.8 1011.7 1008.5 1004.3 1009.4 1015.8 1020.0 1028.2 1022.4 1016.1 1963 1021.5 1019.3 1015.2 1010.9 1008.3 1007.3 1004.7 1007.5 1013.5 1018.4 1021.9 1024.1 1014.4 1964 1027.6 1020.5 1016.6 1012.0 1011.2 1006.0 1003.9 1005.3 1013.6 1022.9 1021.6 1029.6 1015.9 1965 1023.1 1018.4 1020.1 1011.9 1011.7 1007.5 1004.2 1009.0 1014.9 1017.5 1020.4 1021.6 1015.0 1966 1021.4 1018.0 1014.8 1013.4 1013.0 1006.3 1004.2 1005.4 1013.1 1020.0 1027.8 1021.0 1014.9 1967 1025.4 1021.3 1014.6 1013.2 1012.4 1007.7 1004.1 1005.9 1011.5 1020.2 1019.6 1021.1 1014.7 1968 1017.9 1022.0 1016.6 1016.5 1013.1 1007.5 1006.1 1006.1 1012.7 1019.2 1022.8 1022.0 1015.2 1969 1025.2 1026.3 1016.9 1015.1 1012.9 1007.1 1005.6 1008.9 1014.5 1018.6 1024.3 1022.1 1016.4 1970 1023.7 1019.4 1019.2 1016.0 1009.3 1007.8 1004.3 1005.3 1013.2 1018.4 1022.1 1024.9 1015.3 1971 1028.8 1017.4 1018.1 1013.9 1010.6 1004.8 1004.2 1007.3 1014.4 1019.8 1021.1 1020.5 1015.1 1972 1028.8 1031.0 1020.9 1014.7 1011.2 1008.0 1005.9 1011.0 1014.3 1020.0 1022.8 1028.3 1018.1 1973 1027.5 1019.1 1019.6 1012.4 1012.1 1006.6 1003.8 1008.5 1016.0 1019.8 1021.6 1026.0 1016.1 1974 1025.3 1028.1 1023.2 1013.1 1011.7 1007.1 1005.0 1008.8 1014.7 1022.2 1024.1 1023.6 1017.2 1975 1025.1 1020.5 1018.0 1016.4 1011.1 1006.0 1003.5 1006.8 1013.7 1019.6 1025.5 1025.4 1016.0 1976 1019.7 1023.3 1020.2 1015.4 1011.7 1008.5 1003.4 1006.3 1013.2 1018.5 1027.6 1026.1 1016.1 1977 1027.8 1024.8 1020.6 1012.6 1012.2 1004.9 1003.3 1007.7 1014.8 1020.4 1021.9 1023.4 1016.2 1978 1024.7 1023.5 1018.5 1011.7 1011.1 1006.9 1005.8 1008.4 1012.4 1020.7 1026.1 1021.4 1015.9 1979 1026.0 1019.3 1019.0 1014.2 1014.8 1010.3 1005.6 1008.0 1015.7 1018.2 1026.2 1021.4 1016.6 1980 1023.5 1023.4 1018.0 1011.6 1011.6 1007.8 1004.9 1008.6 1014.0 1018.5 1021.3 1021.9 1015.4 1981 1021.8 1019.4 1015.5 1013.9 1012.2 1008.7 1004.9 1008.2 1015.4 1022.2 1020.7 1022.9 1015.5 1982 1023.4 1020.8 1018.2 1014.8 1015.4 1009.1 1005.0 1008.9 1016.3 1019.6 1025.5 1025.9 1016.9 1983 1023.3 1019.9 1020.0 1014.9 1011.9 1009.2 1003.9 1006.7 1013.6 1021.0 1022.8 1025.8 1016.1 1984 1023.9 1029.4 1018.4 1012.8 1010.8 1007.5 1003.3 1004.8 1015.2 1021.6 1022.2 1030.0 1016.7 1985 1023.0 1014.2 1023.5 1013.5 1012.0 1005.5 1005.5 1009.8 1013.7 1020.0 1024.0 1022.9 1015.6 1986 1022.7 1021.2 1023.3 1017.7 1011.9 1005.9 1006.7 1010.0 1015.4 1020.6 1023.3 1024.0 1016.9 1987 1023.5 1023.4 1015.0 1017.0 1013.3 1009.9 1007.4 1007.6 1016.0 1025.9 1025.1 1023.9 1017.3 1988 1024.0 1023.6 1015.6 1016.5 1013.6 1005.9 1004.7 1008.0 1014.8 1020.8 1021.7 1021.1 1015.9 1989 1026.1 1027.9 1017.3 1017.9 1015.4 1007.5 1005.7 1008.0 1013.2 1019.5 1023.8 1022.1 1017.1 1990 1026.3 1021.4 1022.5 1014.3 1012.5 1005.6 1005.9 1009.0 1012.6 1020.7 1022.9 1026.4 1016.7 1991 1025.0 1025.1 1020.5 1015.4 1010.5 1008.5 1004.9 1008.4 1014.9 1020.8 1025.3 1021.7 1016.8 1992 1024.0 1018.9 1021.2 1015.1 1016.1 1007.9 1006.4 1011.3 1016.0 1020.4 1022.7 1023.8 1017.0 1993 1025.6 1024.5 1020.4 1015.6 1013.6 1008.6 1006.9 1010.6 1013.4 1025.1 1025.0 1026.8 1018.0 1994 1023.7 1022.7 1019.2 1018.0 1012.1 1006.1 1004.6 1006.5 1019.2 1022.9 1019.2 1025.4 1016.6 1995 1024.9 1023.0 1019.9 1014.1 1014.2 1007.3 1002.7 1006.8 1013.1 1021.5 1020.3 1027.5 1016.3 1996 1027.5 1022.4 1019.5 1017.8 1014.2 1008.2 1005.8 1008.3 1009.1 1018.4 1026.2 1024.3 1016.8 1997 1021.7 1022.1 1016.0 1012.2 1012.7 1005.1 1002.4 1006.9 1014.1 1016.2 1023.7 1021.8 1014.6 1998 1021.1 1022.4 1017.0 1012.8 1013.1 1008.2 1003.5 1007.7 1012.0 1019.5 1021.5 1025.4 1015.3 1999 1023.0 1017.8 1018.0 1016.1 1012.4 1006.0 1004.1 1005.1 1011.6 1017.1 1021.7 1025.4 1014.8 2000 1021.2 1020.7 1017.2 1011.5 1008.9 1006.8 1005.1 1006.8 1010.9 1019.9 1025.1 1022.9 1014.7 2001 1026.7 1021.3 1017.5 1013.5 1008.5 1005.8 1006.3 1008.4 1013.5 1019.6 1020.6 1024.6 1015.5 2002 1023.7 1021.6 1017.6 1012.9 1012.1 1006.2 1006.6 1006.4 1014.0 1017.5 1023.6 1025.5 1015.6 2003 1024.2 1018.6 1018.4 1016.4 1014.8 1008.1 1004.1 1008.1 1013.4 1016.5 1023.8 1026.6 1016.1 2004 1019.6 1019.5 1021.3 1016.4 1009.4 1007.7 1006.5 1007.2 1015.3 1021.8 1020.0 1024.2 1015.7 2005 1022.5 1022.5 1015.7 1017.9 1012.4 1006.9 1005.1 1007.6 1012.6 1020.3 1024.3 1025.2 1016.1 MEAN 1024.0 1021.8 1018.5 1014.5 1012.0 1007.3 1004.8 1007.7 1013.9 1020.1 1023.3 1024.3 1016.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 86 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1010.0 1010.8 1006.5 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 14 30 29 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1041.0 1033.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 10 13 1954 1031.1 1038.0 1038.1 1023.7 1022.6 1013.0 1006.8 1013.5 1022.1 1026.5 1043.0 1041.2 1043.0 DAY 18 22 6 30 1 21 12 20 24 12 27 16 1955 1035.6 1029.6 1028.0 1028.9 1024.0 1013.5 1010.4 1016.2 1022.1 1028.8 1036.7 1036.8 1036.8 DAY 10 9 10 13 27 1 10 21 22 13 12 2 1956 1035.4 1030.6 1026.2 1030.1 1018.7 1016.7 1011.3 1015.0 1028.5 1029.5 1037.5 1037.0 1037.5 DAY 22 19 2 2 23 12 25 30 29 26 13 17 1957 1034.0 1033.3 1031.3 1029.2 1018.0 1015.5 1019.0 1014.7 1017.6 1034.3 1038.4 1039.0 1039.0 DAY 4 8 30 22 12 21 5 17 16 19 24 23 1958 1029.2 1031.1 1028.4 1026.5 1021.6 1012.0 1012.2 1015.0 1020.9 1029.2 1037.0 1029.5 1037.0 DAY 13 13 28 24 23 23 15 25 25 31 22 5 1959 1031.1 1032.6 1029.1 1024.5 1019.8 1015.0 1009.0 1010.4 1018.0 1031.9 1035.1 1037.5 1037.5 DAY 5 11 15 28 5 8 16 27 24 20 22 28 1960 1032.0 1033.0 1030.5 1038.9 1022.5 1014.2 1013.0 1010.4 1019.2 1027.5 1033.8 1036.0 1038.9 DAY 19 11 22 8 6 7 16 31 21 31 26 5 1961 1034.7 1033.4 1034.1 1027.6 1019.5 1017.0 1008.2 1012.3 1018.7 1034.8 1031.5 1029.6 1034.8 DAY 10 22 4 17 15 9 24 10 25 25 29 3 1962 1037.3 1032.1 1028.5 1026.2 1017.8 1015.1 1010.4 1017.8 1030.9 1029.8 1040.4 1033.6 1040.4 DAY 24 11 3 19 14 19 30 26 25 12 26 4 1963 1031.1 1030.5 1025.2 1023.6 1016.4 1014.6 1009.3 1012.6 1027.4 1029.5 1033.6 1043.5 1043.5 DAY 6 7 8 2 14 13 29 5 24 18 27 26 1964 1041.3 1032.5 1027.2 1024.0 1016.8 1012.8 1011.4 1012.6 1021.9 1031.4 1036.8 1041.1 1041.3 DAY 30 28 18 25 3 3 27 22 18 30 30 10 1965 1033.7 1031.3 1034.9 1025.0 1025.2 1014.3 1009.6 1018.0 1023.0 1031.8 1029.1 1028.7 1034.9 DAY 2 1 15 9 21 3 25 9 30 29 20 4 1966 1030.6 1026.9 1026.0 1025.5 1021.1 1012.4 1010.8 1009.5 1019.0 1029.2 1038.3 1038.5 1038.5 DAY 1 23 3 5 18 3 8 16 22 10 23 30 1967 1038.7 1035.4 1032.5 1024.1 1022.0 1018.6 1011.4 1011.5 1021.2 1028.4 1027.0 1028.8 1038.7 DAY 6 3 1 13 4 7 15 25 25 15 10 27 1968 1028.7 1034.5 1030.1 1028.1 1020.3 1018.4 1013.3 1014.3 1020.7 1031.3 1034.7 1035.1 1035.1 DAY 20 7 28 1 8 1 14 30 19 28 22 23 1969 1038.7 1037.0 1031.7 1024.8 1022.1 1017.5 1009.6 1015.5 1029.7 1026.7 1034.3 1028.3 1038.7 DAY 7 11 12 4 12 2 9 31 14 27 23 12 1970 1035.9 1026.0 1027.8 1025.3 1019.1 1021.0 1008.5 1011.4 1020.8 1026.3 1035.1 1038.1 1038.1 DAY 14 16 13 22 9 11 8 30 18 12 15 16 1971 1039.7 1027.0 1029.6 1026.5 1018.4 1011.1 1007.5 1011.4 1019.6 1029.8 1030.8 1029.8 1039.7 DAY 9 1 7 10 2 18 4 2 24 11 20 29 1972 1040.0 1044.4 1033.2 1026.2 1023.4 1016.7 1009.2 1018.0 1021.5 1026.5 1033.2 1039.5 1044.4 DAY 21 1 21 16 24 18 15 25 18 26 9 27 1973 1046.3 1036.9 1033.4 1023.2 1023.5 1014.1 1009.5 1013.2 1031.3 1026.2 1030.7 1038.6 1046.3 DAY 26 7 10 11 8 3 1 31 30 23 21 26 1974 1038.6 1039.2 1033.8 1024.4 1017.9 1010.5 1009.6 1015.7 1020.8 1030.8 1034.4 1036.5 1039.2 DAY 5 4 10 26 3 14 17 26 24 15 18 3 1975 1044.5 1028.7 1030.0 1028.1 1020.3 1011.9 1006.5 1017.5 1022.8 1031.5 1040.4 1037.9 1044.5 DAY 15 14 5 3 5 17 15 18 19 20 15 5 1976 1030.7 1039.3 1032.3 1027.8 1019.1 1013.3 1011.1 1011.1 1022.9 1036.5 1039.2 1034.8 1039.3 DAY 1 21 27 3 2 9 6 27 11 31 14 21 1977 1039.2 1031.6 1036.4 1024.4 1017.5 1010.8 1007.5 1015.1 1022.6 1034.4 1030.2 1038.5 1039.2 DAY 6 3 10 1 1 6 13 20 30 24 27 13 1978 1040.0 1038.9 1028.2 1025.6 1024.4 1021.1 1012.9 1014.9 1022.4 1028.0 1035.5 1042.0 1042.0 DAY 14 6 20 12 3 8 8 21 28 11 27 24 1979 1042.0 1027.4 1031.1 1026.8 1024.8 1020.1 1010.9 1015.5 1023.7 1029.3 1036.5 1033.1 1042.0 DAY 18 13 7 28 25 11 4 30 23 9 13 23 1980 1033.1 1036.9 1028.8 1025.0 1018.5 1018.2 1011.7 1019.8 1022.7 1024.5 1029.5 1030.9 1036.9 DAY 15 3 28 2 16 2 18 31 26 23 5 17 1981 1032.6 1027.1 1028.1 1026.0 1023.8 1017.1 1011.2 1012.9 1024.5 1030.6 1029.8 1030.8 1032.6 DAY 9 4 8 11 22 1 30 31 23 25 16 2 1982 1037.4 1034.2 1025.8 1032.0 1026.8 1018.0 1010.8 1018.3 1024.7 1032.9 1033.3 1041.1 1041.1 DAY 19 11 16 4 11 7 8 16 21 26 18 10 1983 1038.1 1029.7 1029.3 1021.8 1019.4 1022.2 1012.0 1011.4 1021.5 1027.6 1042.3 1036.9 1042.3 DAY 8 10 15 30 16 1 1 8 28 29 26 4 1984 1032.9 1041.1 1029.5 1022.4 1018.5 1012.5 1006.4 1010.6 1020.7 1033.8 1033.3 1040.7 1041.1 DAY 5 19 4 14 4 17 4 31 22 22 27 19 1985 1032.1 1030.3 1040.8 1032.6 1022.2 1011.8 1009.1 1015.6 1024.9 1027.4 1031.9 1033.3 1040.8 DAY 18 24 5 17 13 6 16 31 22 23 1 9 1986 1035.8 1028.4 1033.0 1028.5 1022.8 1012.6 1010.6 1014.0 1025.2 1031.1 1036.4 1039.3 1039.3 DAY 28 14 3 5 19 2 3 9 30 15 22 11 1987 1040.0 1034.9 1030.0 1027.4 1024.7 1015.6 1015.0 1013.0 1027.5 1039.0 1041.7 1041.2 1041.7 DAY 21 1 23 22 1 21 11 8 24 28 30 1 1988 1039.7 1039.3 1025.6 1034.1 1028.0 1016.4 1010.0 1013.7 1025.1 1029.7 1032.1 1032.0 1039.7 DAY 3 8 17 9 5 1 24 21 25 17 6 30 1989 1037.0 1037.2 1026.1 1025.6 1026.8 1014.1 1008.4 1015.8 1027.6 1031.8 1032.3 1027.8 1037.2 DAY 27 4 8 9 1 2 23 20 23 24 8 29 1990 1036.2 1034.8 1039.0 1023.1 1023.5 1012.6 1010.0 1014.9 1017.8 1035.0 1035.6 1039.0 1039.0 DAY 27 8 17 3 16 8 15 31 24 19 14 29 1991 1034.8 1038.8 1031.5 1025.4 1018.2 1018.8 1010.0 1015.1 1024.3 1026.4 1030.8 1034.8 1038.8 DAY 12 15 12 15 5 24 12 22 27 14 23 17 1992 1040.1 1029.9 1034.4 1020.8 1027.5 1015.6 1012.9 1022.3 1026.2 1030.0 1035.0 1032.8 1040.1 DAY 10 16 12 8 3 7 14 31 30 16 4 29 1993 1038.3 1033.2 1032.9 1026.4 1029.0 1020.0 1012.8 1015.1 1025.1 1032.3 1035.6 1032.0 1038.3 DAY 6 17 17 1 9 23 29 26 23 8 26 7 1994 1037.5 1038.9 1032.0 1036.3 1021.4 1011.4 1008.8 1011.4 1025.7 1030.8 1028.0 1039.6 1039.6 DAY 10 18 1 5 19 8 2 8 23 24 7 8 1995 1038.1 1032.0 1029.3 1022.7 1021.8 1015.6 1007.4 1016.6 1023.6 1039.0 1034.2 1037.6 1039.0 DAY 7 19 3 7 26 1 24 25 22 18 28 11 1996 1043.1 1034.0 1027.2 1030.7 1022.7 1013.4 1013.7 1023.1 1022.1 1032.9 1038.8 1036.5 1043.1 DAY 10 27 20 5 4 11 3 30 25 2 19 8 1997 1033.0 1031.1 1034.4 1023.4 1021.3 1011.2 1007.4 1014.0 1023.8 1023.7 1038.9 1032.0 1038.9 DAY 24 8 11 13 8 4 22 24 8 8 8 28 1998 1031.3 1038.4 1027.0 1024.0 1027.1 1013.4 1008.3 1011.6 1021.3 1035.4 1032.1 1033.7 1038.4 DAY 4 23 4 12 3 6 20 19 13 10 21 29 1999 1040.3 1028.9 1028.2 1031.1 1020.7 1015.6 1009.1 1011.4 1020.3 1027.1 1033.3 1037.5 1040.3 DAY 2 12 19 23 9 17 19 19 29 26 30 1 2000 1031.5 1030.6 1030.2 1023.2 1018.9 1014.8 1010.3 1014.0 1019.8 1029.9 1038.6 1033.0 1038.6 DAY 15 29 27 3 5 16 25 18 29 16 17 10 2001 1037.5 1036.6 1031.0 1029.1 1015.8 1017.2 1011.0 1012.8 1024.9 1034.1 1033.6 1033.7 1037.5 DAY 25 10 2 1 19 2 30 6 22 27 20 3 2002 1033.1 1037.6 1038.5 1025.8 1022.9 1013.7 1013.7 1015.3 1018.9 1025.0 1034.9 1045.4 1045.4 DAY 17 19 11 1 17 25 3 31 21 23 18 3 2003 1032.3 1030.1 1035.2 1026.4 1029.8 1019.8 1009.0 1011.7 1025.3 1023.9 1036.3 1043.1 1043.1 DAY 19 13 3 19 2 7 4 8 27 16 23 12 2004 1030.5 1025.2 1038.2 1027.4 1021.2 1017.8 1012.7 1013.5 1021.1 1032.7 1031.2 1035.9 1038.2 DAY 1 4 9 6 22 14 6 7 21 15 29 3 2005 1032.4 1034.9 1027.5 1036.6 1021.7 1012.3 1009.7 1015.9 1018.6 1032.0 1032.1 1041.2 1041.2 DAY 8 17 27 6 19 5 15 27 9 24 27 30 1951-2005 1046.3 1044.4 1040.8 1038.9 1029.8 1022.2 1019.0 1023.1 1031.3 1039.0 1043.0 1045.4 1046.3 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 2 83- 1 57- 5 96-30 73-30 87-28 54-27 2- 3 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 87 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 998.2 997.2 996.4 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 27 4 19 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1008.4 1014.7 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1009.4 1003.7 1002.8 1009.1 1004.8 1004.8 1001.5 1001.6 1008.6 1012.4 979.0 1016.1 979.0 DAY 28 9 25 12 28 5 7 10 3 3 13 7 1955 1017.6 1005.7 1001.9 1007.0 1001.9 1002.5 999.0 997.0 1007.2 1015.0 1013.8 1009.2 997.0 DAY 25 23 4 10 3 10 29 7 1 7 23 9 1956 1011.9 1008.9 1006.2 1005.6 1002.6 1002.0 998.4 1004.1 1006.6 1012.1 1009.5 1012.4 998.4 DAY 31 8 18 6 26 27 20 5 13 17 8 11 1957 1011.5 1009.8 1005.1 1000.0 1006.9 1003.2 999.4 998.7 1011.0 1008.5 1016.0 1011.0 998.7 DAY 19 27 15 4 9 30 13 8 29 9 18 7 1958 1009.5 1010.0 1004.5 1001.8 1005.0 1001.4 992.6 1004.2 1002.9 1013.5 1007.2 1013.5 992.6 DAY 31 1 23 20 1 9 10 1 3 16 5 9 1959 1015.0 1007.8 1010.1 1005.4 999.3 997.4 1000.2 999.3 1004.1 1009.2 1015.3 1020.5 997.4 DAY 23 26 1 5 20 28 27 3 15 3 26 21 1960 1014.7 1012.6 1002.8 1007.4 1001.0 999.2 998.0 1000.4 1009.0 1010.7 1007.4 1016.3 998.0 DAY 8 22 1 19 31 21 5 11 1 11 20 30 1961 1007.8 1009.1 1005.1 1004.1 999.2 994.6 998.0 1001.7 1002.4 1012.4 1008.4 1008.3 994.6 DAY 22 14 31 30 28 6 12 7 1 17 23 22 1962 1012.0 999.0 997.9 1004.5 998.7 998.5 999.7 1002.3 1005.0 1005.4 1018.0 1014.7 997.9 DAY 5 21 28 6 11 9 26 22 12 10 10 23 1963 1016.2 1006.4 1005.5 1003.2 1002.0 1001.7 1001.2 1003.0 1005.2 1011.6 1012.8 1008.4 1001.2 DAY 26 26 31 16 30 10 5 2 4 9 16 11 1964 1001.3 1012.5 1006.7 1000.8 1002.1 1000.1 998.4 998.3 1007.6 1009.3 1001.6 1013.7 998.3 DAY 19 11 13 9 12 16 10 13 3 3 27 24 1965 1005.0 1002.1 1003.2 995.7 1004.0 999.8 998.1 1003.6 1008.0 998.6 1010.9 1014.1 995.7 DAY 11 23 24 20 2 19 12 27 17 25 9 15 1966 1011.7 1005.5 992.0 1002.7 1006.3 997.7 998.5 999.3 1007.3 1009.7 1018.6 1008.7 992.0 DAY 27 3 20 14 29 14 17 5 12 15 16 12 1967 1011.6 1007.7 997.6 997.5 1003.0 999.2 997.8 1001.2 1004.3 1011.2 1011.8 1009.5 997.5 DAY 21 15 23 25 27 21 10 7 6 1 25 23 1968 1003.8 1013.8 1006.4 1000.7 1006.7 1000.4 999.8 1000.5 1007.6 1009.3 1016.6 1012.5 999.8 DAY 16 20 14 24 17 20 1 1 9 25 29 28 1969 1013.0 1015.3 1000.3 999.3 1002.9 1000.5 1001.9 1000.6 1005.1 1009.3 1009.3 1013.3 999.3 DAY 21 9 21 18 2 24 23 8 10 30 9 31 1970 1008.0 1008.5 1005.7 995.0 1003.5 1001.0 999.7 1000.5 1005.6 1006.2 1015.2 1011.2 995.0 DAY 23 19 20 20 7 20 1 27 6 15 4 10 1971 1011.8 998.7 1007.3 999.7 1003.5 999.3 999.2 1003.1 1007.1 1007.1 1012.4 1012.2 998.7 DAY 14 14 20 14 11 6 23 19 2 9 5 20 1972 1017.5 1020.4 999.5 1000.7 997.3 996.7 1001.7 998.8 1006.5 1013.4 1012.6 1016.0 996.7 DAY 18 20 18 25 3 24 31 1 14 30 8 17 1973 1004.3 1001.4 1004.9 1002.3 1001.5 997.5 998.2 1003.4 1009.2 1011.8 1012.1 1012.9 997.5 DAY 16 23 4 19 31 16 11 1 9 30 3 7 1974 1004.6 1016.0 1011.0 1001.2 1004.0 1002.4 999.4 1003.9 1004.1 1015.9 1016.6 1013.6 999.4 DAY 25 12 25 20 23 26 5 16 3 27 24 6 1975 1015.2 1004.8 1004.7 1007.3 1005.6 1001.0 998.6 999.4 1001.3 1007.6 1011.2 1010.0 998.6 DAY 28 11 27 15 18 13 5 12 10 4 29 23 1976 1011.9 1006.5 1005.3 1008.9 1003.5 1002.9 998.5 1003.0 1007.0 1007.0 1015.9 1009.2 998.5 DAY 13 11 22 18 21 3 4 10 4 17 28 11 1977 1014.5 1011.0 1011.7 999.9 1005.2 996.6 998.9 998.0 1009.5 1008.1 1010.2 1014.1 996.6 DAY 29 25 4 25 25 22 2 17 12 5 18 10 1978 1009.6 1011.4 1007.2 1002.5 998.3 991.1 997.1 1002.6 1006.9 1008.0 1009.6 1008.5 991.1 DAY 21 18 13 25 30 22 2 14 2 1 1 16 1979 1011.2 1007.7 1005.4 1006.7 1001.8 998.6 1000.3 1002.2 1009.7 1011.5 1007.7 1008.1 998.6 DAY 7 12 28 10 17 23 31 14 6 27 30 1 1980 1008.8 1009.1 998.4 1000.6 1005.4 998.0 1001.5 1002.4 1008.2 1007.7 1013.1 1009.0 998.0 DAY 7 12 19 16 10 17 3 20 21 5 25 12 1981 1012.3 1009.8 997.7 1001.7 999.4 997.1 1001.0 1004.7 1008.4 1014.5 1011.0 1013.2 997.1 DAY 3 1 28 6 16 5 11 13 17 14 5 19 1982 1006.4 1007.8 1002.8 1004.3 1006.5 1004.1 996.7 996.3 1011.0 1010.6 1014.4 1017.3 996.3 DAY 29 5 19 28 24 28 31 1 12 1 6 28 1983 1007.9 1006.6 1006.2 1005.7 1005.8 1001.3 996.6 1001.4 1008.2 1009.2 1013.1 1007.7 996.6 DAY 24 18 6 24 12 22 28 4 8 4 12 12 1984 1015.2 1013.4 1005.8 1002.5 998.1 1001.1 1000.2 1000.2 1009.6 1007.3 1010.5 1015.1 998.1 DAY 17 8 13 10 30 21 15 8 8 18 12 14 1985 1016.0 999.2 1004.5 1005.7 1005.5 999.6 1001.8 1003.7 1007.5 1008.1 1017.6 1003.4 999.2 DAY 3 6 24 25 21 21 10 7 7 11 11 19 1986 1006.6 1013.9 1012.8 1009.1 1003.2 1000.3 1002.4 1004.9 1010.3 1012.0 1010.0 1009.4 1000.3 DAY 20 16 10 12 11 13 25 3 6 5 9 31 1987 1009.9 1011.3 1003.0 1000.2 1005.3 1004.9 1001.8 1002.1 1006.2 1013.5 1012.4 1010.1 1000.2 DAY 27 11 20 20 23 3 8 15 6 3 7 24 1988 1010.7 1012.6 1002.5 1008.0 1000.8 995.1 999.7 1002.8 1006.2 1012.0 1010.5 1006.6 995.1 DAY 29 2 5 15 29 24 16 30 5 21 20 26 1989 1015.2 1010.6 1001.9 1006.7 1005.7 1003.0 1002.7 1001.6 1004.0 1006.6 1014.8 1010.0 1001.6 DAY 17 23 30 29 7 24 1 2 13 2 20 5 1990 1015.6 1003.4 1010.4 1003.2 996.7 999.6 1001.5 1001.7 1006.8 1013.0 1011.4 1017.7 996.7 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1012.7 1012.4 1001.0 1002.4 997.7 999.9 994.6 1002.2 1005.9 1014.7 1013.2 1011.5 994.6 DAY 5 4 7 5 23 12 8 6 3 5 5 2 1992 1008.1 1005.8 999.9 1005.3 1005.6 999.1 1001.5 1004.9 1008.6 1012.7 1007.9 1015.9 999.1 DAY 3 25 31 15 19 28 19 1 18 11 26 28 1993 1014.8 1014.1 1003.9 1005.2 1007.4 1002.1 1003.6 1005.3 1005.5 1011.8 1011.4 1017.4 1002.1 DAY 9 3 22 12 7 19 4 13 14 1 14 5 1994 1010.6 1010.3 1009.0 1005.8 1004.4 1000.0 1000.5 999.3 1010.6 1013.6 1003.9 1003.5 999.3 DAY 17 9 8 27 6 16 8 2 1 15 26 4 1995 1015.4 1010.9 1001.7 1008.3 1006.0 997.8 994.9 1000.7 1005.1 1010.0 1005.7 1021.0 994.9 DAY 17 9 26 20 7 30 1 13 19 4 26 22 1996 1010.2 1010.0 1004.0 1007.4 1007.3 1001.2 1002.3 1000.0 997.9 1005.8 1017.6 1013.3 997.9 DAY 7 10 26 25 30 2 6 8 9 27 2 25 1997 1011.1 1009.8 1003.4 998.0 1001.9 999.6 994.9 1000.7 999.9 1009.4 1013.3 1009.5 994.9 DAY 16 23 8 10 5 24 16 15 2 3 5 10 1998 1007.8 1004.1 997.1 1002.4 997.2 1002.8 990.7 1002.6 1002.5 1005.7 1013.0 1013.7 990.7 DAY 6 8 30 21 22 29 6 13 3 2 1 21 1999 1012.4 1004.3 1008.1 1006.6 1003.0 993.9 999.2 999.6 1003.9 1010.3 1012.4 1015.8 993.9 DAY 17 21 21 9 14 26 12 7 16 13 26 14 2000 1007.6 1008.2 1002.8 1005.2 1001.8 999.8 999.4 1000.1 1000.8 1011.8 1017.4 1013.1 999.4 DAY 21 7 25 22 27 24 11 3 1 18 21 12 2001 1018.7 1003.3 1002.9 1002.9 999.7 997.7 1000.1 999.9 1001.8 1011.6 1007.5 1017.0 997.7 DAY 1 21 26 13 30 18 11 31 1 7 19 6 2002 1006.7 1007.6 1003.8 997.5 1002.9 995.4 999.9 997.9 1008.4 1011.3 1011.2 1005.9 995.4 DAY 8 27 29 4 30 21 25 9 11 22 12 22 2003 1008.7 1007.9 1002.4 1006.5 1005.3 1001.9 999.1 1002.5 1002.6 1007.1 1012.8 1013.0 999.1 DAY 29 19 27 27 30 18 19 1 7 27 14 7 2004 1010.6 1006.9 1004.7 1002.1 998.1 1001.0 1000.8 998.3 1006.4 1012.7 1006.1 1013.2 998.1 DAY 28 15 31 24 14 18 11 13 11 3 24 10 2005 1007.0 1006.2 1000.7 1005.8 999.4 995.9 996.5 998.9 1004.4 1009.3 1013.2 1010.5 995.9 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 1001.3 998.7 992.0 995.0 996.7 991.1 990.7 996.3 997.9 998.6 979.0 1003.4 979.0 YEAR-DAY 64-19 71-14 66-20 70-20 90-13 78-22 98- 6 82- 1 96- 9 65-25 54-13 85-19 54-13 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 88 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1015.9 1017.3 1012.1 1006.8 1003.0 1000.3 997.7 1000.0 1005.5 1008.2 1014.3 1015.0 1008.0 1952 1015.7 1008.7 1010.3 1016.7 1012.6 1008.9 1005.6 1008.0 1016.4 1021.0 1025.8 1028.3 1014.8 1953 1023.2 1018.8 1019.1 1018.2 1011.5 1007.5 1005.6 1008.6 1015.2 1022.2 1026.1 1028.8 1017.1 1954 1019.8 1021.8 1024.1 1015.2 1012.2 1009.4 1004.5 1008.4 1014.4 1019.7 1026.1 1026.7 1016.9 1955 1026.3 1019.0 1017.8 1017.1 1013.3 1007.6 1003.4 1005.9 1013.4 1020.6 1021.5 1020.9 1015.6 1956 1024.5 1021.3 1017.2 1014.2 1010.9 1009.7 1003.8 1008.6 1013.9 1020.9 1022.9 1027.6 1016.3 1957 1024.8 1024.5 1018.5 1018.5 1011.8 1010.2 1007.1 1009.6 1014.8 1021.7 1025.1 1024.6 1017.6 1958 1023.2 1022.2 1016.1 1015.0 1015.6 1007.1 1004.1 1009.3 1013.0 1021.5 1030.3 1023.5 1016.7 1959 1024.0 1022.2 1021.3 1015.6 1012.1 1009.1 1004.9 1005.7 1010.4 1019.5 1025.7 1029.7 1016.7 1960 1024.7 1022.7 1020.5 1016.9 1014.8 1008.1 1006.3 1006.7 1015.1 1020.2 1024.2 1028.6 1017.4 1961 1026.0 1024.6 1018.5 1015.9 1010.9 1008.4 1004.2 1008.4 1012.1 1023.4 1022.0 1021.5 1016.3 1962 1026.0 1020.3 1016.3 1014.9 1012.7 1009.5 1005.0 1010.3 1016.8 1021.0 1029.6 1023.7 1017.2 1963 1022.8 1020.6 1016.6 1011.9 1009.1 1007.9 1005.1 1008.2 1014.3 1019.8 1023.2 1025.5 1015.4 1964 1029.9 1021.6 1017.9 1013.4 1012.3 1007.0 1004.8 1006.3 1014.7 1024.1 1022.8 1031.1 1017.2 1965 1024.4 1019.9 1021.5 1013.1 1012.6 1008.5 1005.1 1009.8 1015.9 1018.6 1021.6 1022.9 1016.2 1966 1022.7 1019.0 1016.2 1014.5 1014.2 1007.1 1005.1 1006.5 1014.1 1021.4 1029.6 1022.5 1016.1 1967 1026.8 1022.7 1016.0 1014.3 1013.5 1008.8 1004.9 1006.9 1012.6 1021.3 1020.8 1022.6 1015.9 1968 1019.2 1023.3 1018.3 1017.7 1014.1 1008.5 1007.1 1007.1 1013.9 1020.4 1024.1 1023.3 1016.4 1969 1026.8 1027.9 1018.0 1016.3 1013.9 1007.7 1006.4 1009.8 1015.5 1019.5 1025.8 1023.5 1017.6 1970 1025.1 1021.0 1020.4 1017.8 1010.3 1008.7 1005.2 1006.3 1014.3 1019.5 1023.4 1026.3 1016.5 1971 1030.2 1018.7 1019.2 1015.1 1011.6 1005.8 1005.0 1008.4 1015.5 1021.0 1022.4 1021.7 1016.2 1972 1030.3 1032.8 1021.8 1015.9 1012.2 1008.9 1006.8 1012.0 1015.4 1020.6 1023.8 1030.2 1019.2 1973 1029.2 1020.4 1021.0 1013.2 1013.0 1007.7 1004.6 1009.1 1016.9 1020.6 1022.8 1028.1 1017.2 1974 1027.2 1030.0 1024.8 1014.1 1012.3 1007.9 1005.9 1009.8 1015.6 1023.2 1025.2 1025.8 1018.5 1975 1026.9 1022.3 1019.3 1017.4 1012.1 1007.1 1004.4 1007.7 1014.6 1020.8 1027.0 1027.1 1017.2 1976 1021.5 1024.8 1022.0 1016.2 1012.4 1009.3 1004.4 1007.3 1014.1 1019.5 1029.4 1028.0 1017.4 1977 1029.5 1026.4 1021.6 1013.4 1013.0 1005.8 1004.4 1008.6 1015.7 1021.2 1023.0 1025.2 1017.3 1978 1026.7 1025.4 1019.7 1012.5 1011.8 1007.8 1006.6 1009.5 1013.3 1021.7 1027.8 1023.5 1017.2 1979 ****** ****** ****** ****** ****** 1011.2 1006.4 1009.0 1016.6 1019.1 1027.6 1023.0 ****** 1980 1025.5 1025.4 1019.3 1012.3 1012.4 1008.6 1005.8 1009.3 1014.7 1019.3 1022.0 1023.7 1016.5 1981 1023.7 1021.0 1016.4 1014.8 1013.0 1009.5 1005.6 1008.9 1016.3 1023.1 1021.8 1024.5 1016.5 1982 1025.7 1022.8 1019.8 1015.5 1015.9 1010.2 1005.7 1008.7 1017.0 1020.4 1027.6 1027.9 1018.1 1983 1025.2 1021.6 1021.4 1015.6 1012.4 1009.7 1004.4 1007.3 1014.4 1021.8 1023.8 1027.4 1017.1 1984 1026.0 1031.0 1019.4 1013.6 1011.7 1008.4 1004.0 1005.4 1016.0 1022.3 1023.1 1032.3 1017.8 1985 1025.0 1015.8 1024.9 1014.4 1012.5 1006.4 1006.3 1010.6 1014.6 1021.0 1025.0 1024.7 1016.8 1986 1024.6 1023.0 1025.2 1018.5 1012.8 1007.0 1007.2 1009.8 1015.1 1020.2 1023.1 1024.0 1017.5 1987 1023.6 1023.3 1014.9 1016.7 1013.0 1009.9 1007.3 1007.5 1015.7 1025.7 1025.1 1023.5 1017.2 1988 1023.9 1023.6 1015.6 1016.2 1013.3 1005.7 1004.5 1007.8 1014.4 1020.6 1021.6 1021.0 1015.7 1989 1026.2 1027.9 1017.3 1017.7 1015.2 1007.5 1005.7 1008.0 1013.1 1019.3 1023.7 1022.0 1017.0 1990 1026.2 1021.4 1022.4 1014.1 1012.3 1005.6 1005.9 1008.8 1012.4 1020.5 1022.7 1026.5 1016.6 1991 1025.0 1025.1 1020.3 1015.2 1010.4 1008.3 1004.8 1008.2 1014.7 1020.5 1025.1 1021.6 1016.6 1992 1024.0 1018.8 1021.1 1014.8 1015.8 1007.6 1006.0 1010.9 1015.6 1020.2 1022.4 1023.6 1016.7 1993 1025.7 1024.1 1020.3 1015.3 1013.2 1008.5 1006.8 1010.3 1013.3 1025.0 1024.9 1026.8 1017.8 1994 1023.6 1022.7 1019.0 1017.7 1012.0 1005.9 1004.6 1006.4 1018.9 1022.7 1019.0 1025.3 1016.5 1995 1024.9 1022.9 1019.7 1013.8 1013.9 1006.9 1002.3 1006.3 1012.7 1021.6 1020.1 1027.4 1016.0 1996 1027.6 1022.5 1019.2 1017.6 1013.9 1008.0 1006.2 1009.3 1010.0 1019.4 1027.4 1025.4 1017.2 1997 1022.8 1023.3 1017.0 1013.2 1013.6 1006.0 1003.3 1007.8 1014.9 1017.2 1024.7 1023.0 1015.6 1998 1022.1 1023.4 1018.0 1013.8 1014.0 1009.1 1004.5 1008.6 1012.9 1020.6 1022.5 1026.4 1016.3 1999 1024.2 1018.8 1019.1 1017.1 1013.3 1006.9 1005.1 1005.9 1012.5 1018.1 1022.8 1026.4 1015.8 2000 1022.3 1021.7 1018.4 1012.5 1009.9 1007.7 1005.9 1007.6 1011.8 1020.9 1026.5 1024.0 1015.8 2001 1027.9 1021.3 1017.4 1013.5 1008.6 1005.7 1006.3 1008.4 1013.5 1019.6 1020.5 1024.6 1015.6 2002 1023.8 1021.6 1017.6 1012.9 1012.1 1006.2 1006.6 1006.4 1014.0 1017.5 1023.6 1025.5 1015.7 2003 1024.2 1018.6 1018.4 1016.4 1014.8 1008.1 1004.1 1008.0 1013.4 1016.5 1023.8 1026.7 1016.1 2004 1019.5 1019.5 1021.3 1016.4 1009.4 1007.7 1006.5 1007.1 1015.3 1021.8 1020.0 1024.2 1015.7 2005 1022.4 1022.5 1015.7 1017.9 1012.4 1006.9 1005.1 1007.6 1012.6 1020.3 1024.3 1025.2 1016.1 MEAN 1024.6 1022.3 1019.0 1015.2 1012.4 1007.8 1005.2 1008.0 1014.3 1020.5 1024.0 1025.1 1016.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 89 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1029.9 1028.6 1027.5 1015.1 1013.2 1006.6 1001.7 1005.5 1013.1 1021.2 1027.2 1025.6 1029.9 DAY 31 13 3 14 1 29 11 27 28 31 2 8 1952 1027.5 1016.3 1025.1 1027.7 1028.8 1021.8 1012.4 1014.0 1023.4 1030.0 1041.7 1041.6 1041.7 DAY 1 8 27 9 12 4 16 16 27 31 15 12 1953 1032.6 1031.9 1036.5 1029.6 1019.8 1017.1 1010.0 1013.9 1026.4 1038.6 1042.4 1035.2 1042.4 DAY 2 15 28 1 5 6 21 30 21 26 10 13 1954 1033.1 1041.5 1040.6 1025.4 1023.5 1013.8 1007.5 1013.3 1021.1 1025.7 1044.0 1041.7 1044.0 DAY 18 22 6 30 1 21 12 19 24 12 27 16 1955 1035.8 1029.4 1027.6 1028.5 1024.1 1013.4 1009.8 1016.1 1021.9 1028.1 1035.6 1036.7 1036.7 DAY 10 25 23 13 27 1 10 21 22 13 12 2 1956 1034.4 1030.5 1025.6 1030.2 1018.9 1016.4 1011.0 1014.9 1028.4 1029.1 1037.2 1037.2 1037.2 DAY 22 27 20 2 23 12 25 30 29 26 13 19 1957 1033.4 1032.9 1031.7 1029.8 1018.6 1015.0 1018.9 1015.5 1018.0 1035.0 1038.7 1040.6 1040.6 DAY 4 8 30 22 12 21 5 17 16 19 24 23 1958 1030.5 1032.5 1029.1 1026.8 1022.2 1012.6 1013.3 1015.3 1021.4 1029.9 1038.4 1030.6 1038.4 DAY 20 13 28 24 24 24 15 26 25 31 22 5 1959 1032.1 1033.6 1029.3 1025.3 1020.6 1015.8 1009.9 1011.0 1018.6 1033.0 1036.7 1038.6 1038.6 DAY 5 11 15 28 5 9 16 27 24 20 22 28 1960 1033.3 1034.1 1032.3 1039.9 1023.7 1015.3 1013.5 1011.3 1020.1 1028.5 1035.2 1037.5 1039.9 DAY 19 11 20 8 5 7 16 31 21 31 26 5 1961 1038.5 1034.7 1035.5 1028.0 1020.5 1018.2 1008.8 1013.3 1019.6 1036.0 1032.6 1030.9 1038.5 DAY 10 22 4 17 15 9 24 10 25 25 29 3 1962 1038.5 1033.4 1029.8 1027.3 1018.6 1016.1 1011.1 1018.6 1031.4 1031.0 1042.0 1034.7 1042.0 DAY 24 11 3 19 13 19 30 26 25 12 26 4 1963 1032.5 1031.8 1026.7 1024.5 1017.4 1015.3 1010.1 1013.4 1028.3 1030.6 1034.9 1044.9 1044.9 DAY 6 7 8 2 14 13 29 5 24 18 27 26 1964 1042.9 1034.1 1028.5 1025.2 1018.0 1014.2 1012.0 1013.8 1023.1 1032.8 1038.2 1043.1 1043.1 DAY 30 28 18 25 3 3 27 22 18 30 30 10 1965 1033.2 1032.7 1036.6 1026.5 1026.4 1015.0 1010.6 1018.5 1024.3 1033.1 1028.9 1029.9 1036.6 DAY 29 1 15 9 21 3 25 9 30 29 20 4 1966 1031.8 1028.4 1027.5 1026.8 1022.3 1013.6 1011.7 1010.2 1020.1 1031.6 1039.6 1040.2 1040.2 DAY 1 23 3 5 18 3 9 22 22 18 23 30 1967 1040.6 1037.0 1034.0 1025.4 1023.0 1020.8 1011.4 1012.8 1022.3 1029.5 1028.4 1030.3 1040.6 DAY 6 3 1 13 4 7 15 25 25 15 10 27 1968 1030.2 1036.1 1034.1 1029.3 1021.4 1019.6 1014.4 1015.5 1021.9 1032.7 1034.9 1036.7 1036.7 DAY 20 7 27 1 8 1 14 30 19 28 22 23 1969 1040.9 1038.8 1033.0 1026.0 1023.4 1018.5 1010.6 1016.6 1030.0 1028.0 1035.6 1030.1 1040.9 DAY 7 11 12 4 12 2 9 31 14 27 23 12 1970 1037.8 1027.4 1029.2 1026.5 1020.2 1022.2 1009.5 1012.0 1021.8 1027.4 1036.4 1039.8 1039.8 DAY 14 16 13 22 9 11 8 30 18 12 15 16 1971 1041.3 1028.6 1030.9 1027.9 1019.3 1012.0 1008.6 1012.6 1020.6 1030.9 1031.8 1031.1 1041.3 DAY 9 1 7 10 2 18 4 2 24 11 20 29 1972 1042.3 1046.7 1034.6 1027.6 1024.6 1017.7 1010.1 1019.1 1022.6 1027.3 1034.5 1041.0 1046.7 DAY 21 1 21 16 24 18 15 25 18 26 9 27 1973 1047.9 1036.0 1036.4 1024.0 1024.2 1014.9 1009.7 1013.9 1032.5 1026.9 1032.7 1041.3 1047.9 DAY 26 7 10 11 8 3 1 31 30 23 21 26 1974 1039.8 1040.9 1036.2 1025.2 1018.6 1011.2 1010.5 1016.5 1021.7 1031.8 1035.7 1037.9 1040.9 DAY 5 4 10 26 10 14 17 26 24 15 18 3 1975 1046.1 1031.6 1033.1 1029.2 1021.4 1013.2 1007.5 1018.3 1023.4 1033.3 1041.7 1040.3 1046.1 DAY 15 14 5 3 5 17 15 18 19 21 15 5 1976 1032.8 1038.1 1033.5 1029.7 1020.0 1013.4 1012.0 1012.1 1023.6 1039.0 1042.2 1037.4 1042.2 DAY 1 21 27 3 2 21 6 27 11 31 14 22 1977 1040.7 1033.2 1037.4 1025.2 1018.3 1011.6 1008.3 1015.8 1023.4 1037.2 1031.1 1041.5 1041.5 DAY 6 3 10 1 2 6 13 20 30 24 27 13 1978 1041.9 1040.3 1030.0 1026.5 1025.3 1021.7 1013.7 1016.0 1023.3 1028.9 1037.4 1044.1 1044.1 DAY 14 6 20 12 3 8 8 21 28 11 27 24 1979 ****** ****** ****** ****** ****** 1020.8 1012.0 1016.4 1024.6 1030.0 1038.6 1034.3 ****** DAY ** ** ** ** ** 11 4 30 23 9 13 23 1980 1034.2 1038.5 1029.9 1025.7 1019.2 1019.1 1012.4 1020.5 1023.2 1025.5 1030.3 1033.0 1038.5 DAY 15 3 28 2 16 2 18 31 26 23 5 17 1981 1033.7 1029.6 1029.0 1026.9 1024.6 1018.0 1011.9 1013.7 1025.3 1031.8 1030.8 1032.8 1033.7 DAY 9 4 8 11 22 1 30 31 23 25 16 2 1982 1039.8 1035.3 1027.6 1032.8 1027.8 1018.7 1011.4 1016.6 1024.3 1035.5 1035.6 1042.6 1042.6 DAY 19 11 6 4 11 7 8 16 21 26 11 10 1983 1041.1 1031.6 1030.3 1022.4 1019.9 1023.1 1012.7 1012.1 1022.2 1028.4 1044.1 1038.3 1044.1 DAY 8 10 15 30 16 1 1 8 28 20 26 4 1984 1035.3 1042.5 1031.8 1023.3 1019.4 1013.5 1007.2 1011.4 1021.4 1034.8 1034.0 1042.0 1042.5 DAY 5 19 5 14 4 17 4 31 22 22 27 19 1985 1033.4 1033.5 1042.2 1033.7 1023.2 1012.6 1009.7 1016.3 1025.6 1028.5 1033.0 1035.9 1042.2 DAY 18 24 5 17 13 6 16 31 22 23 25 9 1986 1037.1 1029.8 1035.5 1029.3 1023.8 1013.4 1011.6 1013.7 1024.8 1030.8 1036.3 1039.6 1039.6 DAY 28 13 3 5 19 2 4 9 30 15 22 11 1987 1040.2 1034.8 1029.9 1027.3 1022.4 1015.6 1014.6 1013.0 1027.3 1039.0 1041.8 1041.5 1041.8 DAY 21 1 23 22 1 21 11 8 24 28 30 1 1988 1039.8 1040.8 1025.5 1034.0 1027.6 1015.9 1009.7 1013.1 1025.1 1029.6 1032.2 1032.0 1040.8 DAY 3 7 17 9 5 1 24 21 25 17 6 30 1989 1037.2 1037.5 1025.9 1025.4 1026.7 1013.8 1008.4 1015.7 1027.6 1031.6 1032.1 1027.5 1037.5 DAY 27 4 8 9 1 2 23 20 23 24 8 29 1990 1036.3 1034.9 1039.2 1022.7 1023.3 1012.4 1009.8 1013.6 1017.4 1035.1 1035.3 1039.2 1039.2 DAY 27 8 17 3 16 8 15 31 24 19 14 29 1991 1034.9 1039.0 1031.5 1025.3 1018.6 1015.7 1009.7 1015.0 1023.9 1026.3 1030.7 1034.7 1039.0 DAY 12 15 12 15 12 24 12 22 28 14 24 17 1992 1040.2 1029.9 1034.6 1020.7 1027.3 1015.0 1012.3 1021.9 1025.9 1029.9 1034.8 1031.8 1040.2 DAY 10 16 12 8 3 7 14 31 30 16 4 29 1993 1038.3 1032.8 1033.0 1026.2 1028.8 1019.4 1012.5 1014.2 1024.8 1032.9 1035.9 1032.2 1038.3 DAY 6 9 17 1 9 23 29 18 23 8 26 9 1994 1037.5 1039.0 1031.9 1036.3 1021.0 1011.1 1008.7 1011.4 1025.4 1030.7 1027.7 1039.8 1039.8 DAY 10 18 1 5 19 8 2 8 23 23 7 8 1995 1038.1 1031.9 1029.2 1022.5 1021.5 1015.2 1006.9 1016.0 1023.3 1039.0 1034.0 1037.8 1039.0 DAY 7 19 3 7 26 1 25 25 22 18 28 11 1996 1043.5 1034.2 1027.1 1030.8 1022.5 1014.9 1013.4 1024.2 1023.0 1033.8 1039.9 1037.7 1043.5 DAY 10 27 20 5 4 12 3 30 25 2 19 8 1997 1034.2 1031.9 1035.5 1024.3 1022.4 1012.2 1009.0 1014.9 1024.8 1024.8 1039.9 1033.1 1039.9 DAY 24 8 11 13 8 4 22 24 8 8 8 28 1998 1032.4 1039.6 1027.7 1024.7 1028.1 1014.2 1009.1 1012.7 1022.0 1036.5 1033.1 1034.7 1039.6 DAY 4 23 4 12 3 6 20 19 13 10 21 29 1999 1041.7 1030.0 1029.4 1032.1 1021.7 1016.6 1009.9 1012.3 1021.3 1028.3 1034.5 1038.6 1041.7 DAY 2 12 19 23 9 17 19 19 29 26 30 1 2000 1032.7 1031.8 1031.4 1024.0 1019.8 1015.8 1011.0 1013.2 1020.7 1030.9 1039.8 1034.3 1039.8 DAY 15 29 27 3 5 16 26 19 29 16 17 10 2001 1038.9 1036.6 1030.7 1028.9 1015.6 1017.0 1010.8 1012.9 1024.8 1034.1 1033.8 1033.7 1038.9 DAY 25 10 12 1 19 2 30 14 22 27 20 10 2002 1033.1 1037.9 1038.4 1025.7 1022.9 1013.8 1013.7 1015.3 1018.9 1025.0 1035.0 1044.2 1044.2 DAY 17 19 11 1 17 25 3 31 21 23 18 3 2003 1032.3 1030.1 1035.2 1026.4 1029.8 1019.9 1009.0 1011.7 1025.3 1023.8 1036.3 1043.1 1043.1 DAY 19 13 3 19 2 7 4 8 27 16 23 12 2004 1030.6 1025.2 1038.1 1027.4 1021.2 1017.8 1012.8 1013.4 1021.0 1032.7 1031.2 1035.9 1038.1 DAY 1 4 9 6 22 14 6 7 21 15 29 3 2005 1032.4 1034.9 1027.5 1036.5 1021.7 1012.3 1009.6 1015.9 1018.7 1032.1 1032.1 1041.2 1041.2 DAY 8 17 27 6 19 5 15 27 9 24 27 30 1951-2005 1047.9 1046.7 1042.2 1039.9 1029.8 1023.1 1018.9 1024.2 1032.5 1039.0 1044.1 1044.9 1047.9 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 2 83- 1 57- 5 96-30 73-30 95-18 83-26 63-26 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 90 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1003.3 1006.8 1001.0 997.1 996.1 994.5 993.9 991.6 998.5 992.9 1005.2 1001.1 991.6 DAY 24 6 22 27 20 19 31 6 11 5 9 17 1952 1006.2 994.7 997.7 1008.8 1006.5 1002.5 998.4 1001.7 1010.1 1013.8 1013.7 1018.0 994.7 DAY 11 23 18 11 8 26 28 6 15 6 4 28 1953 1010.1 1009.2 1002.9 1008.6 1002.2 997.3 999.0 1005.5 1006.0 1012.2 1009.7 1016.2 997.3 DAY 12 20 13 28 8 30 1 15 10 23 20 21 1954 1011.0 1005.3 1004.2 1010.6 1005.8 1006.3 1002.9 1003.1 1008.6 1012.0 1016.3 1015.7 1002.9 DAY 28 9 25 19 29 5 7 10 3 3 3 7 1955 1017.9 1006.0 1002.1 1005.9 1001.9 1002.2 997.7 996.5 1007.0 1014.1 1013.0 1008.6 996.5 DAY 25 23 4 10 3 10 29 7 1 7 23 9 1956 1012.3 1008.8 995.3 1005.3 1002.5 1002.0 998.0 1003.7 1006.3 1012.5 1009.2 1011.7 995.3 DAY 31 8 30 6 26 27 20 5 13 17 8 11 1957 1011.1 1009.7 1005.0 1010.5 1006.6 1003.7 999.0 998.8 1010.9 1008.5 1016.1 1011.5 998.8 DAY 20 27 15 1 8 30 13 8 29 9 18 7 1958 1011.0 1011.5 1004.9 1002.2 1003.1 1001.6 993.6 1004.2 1003.8 1014.1 1015.4 1014.3 993.6 DAY 31 3 23 20 1 9 10 1 3 16 7 9 1959 1015.8 1008.5 1011.7 1006.3 1000.2 998.1 1001.2 1000.0 1004.5 1009.9 1016.3 1021.8 998.1 DAY 23 26 1 5 20 28 27 3 6 3 26 21 1960 1016.3 1013.5 1004.0 1008.0 1002.3 999.4 998.1 999.6 1009.8 1011.7 1008.6 1017.7 998.1 DAY 8 22 1 27 31 21 6 12 1 11 20 30 1961 1008.9 1010.6 1006.0 1005.5 999.9 994.8 998.9 1002.7 1003.4 1013.6 1009.4 1009.5 994.8 DAY 22 14 31 30 29 6 12 7 1 17 23 22 1962 1013.2 1000.2 999.3 1005.6 999.7 999.4 1001.7 1003.2 1007.7 1006.7 1018.7 1016.1 999.3 DAY 9 21 28 6 11 9 14 20 12 10 10 23 1963 1017.6 1007.7 1006.5 1004.1 1002.8 1002.1 1001.9 1003.8 1006.3 1014.8 1014.1 1009.6 1001.9 DAY 26 26 31 16 30 10 5 2 4 17 16 11 1964 1002.6 1013.7 1007.8 1002.1 1003.1 1000.9 999.1 999.1 1008.2 1010.5 1003.2 1014.8 999.1 DAY 19 11 13 9 12 16 10 13 3 3 26 24 1965 1006.3 1003.5 1004.3 997.3 1005.1 1000.6 998.9 1004.2 1010.2 999.7 1012.0 1015.6 997.3 DAY 11 23 24 20 3 19 12 27 18 25 9 15 1966 1013.2 1006.8 993.2 1003.9 1007.5 998.6 999.6 1000.4 1008.0 1010.7 1020.3 1010.2 993.2 DAY 27 3 20 14 29 14 17 5 12 15 16 12 1967 1012.9 1009.0 999.1 998.6 1004.4 1000.2 998.2 1002.0 1005.5 1012.2 1013.1 1010.8 998.2 DAY 21 15 23 25 31 21 10 4 19 1 25 23 1968 1005.3 1014.8 1007.5 1001.7 1007.8 1001.0 1000.6 1001.6 1008.6 1010.3 1017.8 1013.7 1000.6 DAY 16 20 14 24 17 20 1 9 9 25 29 9 1969 1014.4 1016.8 1001.2 1000.4 1004.0 1000.2 1002.4 1001.3 1006.2 1010.4 1010.3 1014.9 1000.2 DAY 21 9 21 18 2 23 23 8 10 30 9 31 1970 1009.3 1009.9 1006.8 1001.3 1004.7 1001.9 1000.6 1001.4 1006.7 1007.2 1016.3 1012.5 1000.6 DAY 23 19 20 20 20 20 1 27 6 15 4 10 1971 1013.1 1000.0 1008.6 1000.7 1004.7 1000.5 1000.2 1004.3 1008.2 1008.2 1013.7 1013.6 1000.0 DAY 14 14 20 14 26 6 23 19 2 9 5 20 1972 1018.8 1021.9 1000.7 1001.7 998.4 997.4 1002.8 999.7 1007.5 1014.3 1013.6 1017.5 997.4 DAY 18 20 18 25 3 24 31 1 14 30 8 17 1973 1005.7 1002.3 1005.8 1003.4 1002.5 998.6 999.3 1003.9 1010.1 1012.9 1013.2 1014.3 998.6 DAY 16 23 4 19 31 16 11 1 2 30 3 7 1974 1007.3 1018.7 1011.8 1002.2 1004.9 1003.6 1000.5 1005.1 1005.2 1017.0 1017.6 1014.0 1000.5 DAY 25 12 25 20 23 26 5 16 3 27 24 6 1975 1017.3 1005.9 1005.6 1008.3 1006.7 1002.3 999.4 999.9 1002.4 1009.1 1012.4 1011.1 999.4 DAY 5 11 27 15 18 13 5 12 10 4 29 23 1976 1014.0 1007.6 1006.2 1009.7 1004.3 1003.9 999.5 1004.2 1008.1 1008.0 1016.8 1010.3 999.5 DAY 13 11 22 18 21 3 4 10 4 17 28 11 1977 1016.9 1012.1 1012.8 1000.8 1006.1 997.3 1000.1 999.0 1010.6 1009.2 1011.1 1016.0 997.3 DAY 29 25 4 25 25 22 2 17 12 5 18 10 1978 1011.5 1012.4 1007.0 1003.4 999.4 991.9 998.1 1003.7 1007.3 1009.1 1010.4 1014.6 991.9 DAY 5 18 25 25 30 22 2 14 2 1 1 3 1979 ****** ****** ****** ****** ****** 999.7 1001.3 1003.4 1010.5 1012.1 1008.8 1009.0 ****** DAY ** ** ** ** ** 23 31 1 6 27 30 1 1980 1010.0 1011.0 999.3 1001.5 1006.1 999.1 1002.5 1003.5 1008.9 1008.5 1014.1 1009.9 999.1 DAY 7 12 19 16 10 17 31 20 21 5 25 12 1981 1014.9 1011.7 998.1 1002.7 1000.3 998.1 1001.6 1005.5 1009.0 1015.3 1012.0 1014.1 998.1 DAY 3 1 28 6 16 5 11 13 17 14 5 19 1982 1013.0 1008.8 1003.8 1005.2 1006.9 1004.8 998.1 996.9 1011.7 1010.9 1015.4 1017.0 996.9 DAY 9 5 19 28 24 28 31 1 12 1 6 28 1983 1008.9 1007.7 1007.1 1006.6 1006.5 1002.1 997.0 1000.8 1009.0 1009.9 1014.0 1008.5 997.0 DAY 24 18 6 24 12 22 28 4 9 4 12 12 1984 1016.9 1015.0 1007.6 1003.3 998.9 1002.1 1000.7 1001.0 1010.5 1008.2 1011.6 1016.5 998.9 DAY 17 8 13 10 30 21 15 8 8 18 12 14 1985 1017.7 1000.3 1005.3 1006.4 1006.2 1000.6 1002.3 1004.4 1008.9 1009.1 1018.4 1004.5 1000.3 DAY 30 6 24 25 21 21 10 7 7 11 11 19 1986 1008.0 1014.9 1013.9 1009.7 1004.1 1001.4 1003.2 1004.4 1010.2 1011.7 1009.9 1009.5 1001.4 DAY 20 27 10 12 11 13 18 3 26 5 9 31 1987 1009.9 1011.4 1003.1 1000.4 1004.3 1005.0 1001.8 1002.3 1006.3 1013.5 1012.2 1010.2 1000.4 DAY 27 11 20 20 25 3 3 15 6 3 7 24 1988 1010.8 1012.6 1002.5 1007.7 1000.2 995.0 999.2 1002.8 1006.0 1011.9 1010.6 1006.7 995.0 DAY 29 2 5 15 29 24 16 30 5 21 20 27 1989 1015.3 1010.7 1001.7 1006.6 1005.8 1003.1 1002.8 1001.9 1004.2 1006.6 1014.6 1009.9 1001.7 DAY 17 23 30 29 7 30 1 2 13 2 20 5 1990 1015.7 1003.5 1010.5 1003.1 996.5 999.9 1001.7 1001.6 1006.9 1012.9 1011.2 1017.6 996.5 DAY 5 16 25 16 13 27 30 8 14 26 1 18 1991 1012.6 1012.3 1001.1 1002.4 997.6 1000.1 995.0 1002.2 1005.8 1014.5 1013.2 1011.5 995.0 DAY 5 4 7 5 23 12 8 6 3 5 5 2 1992 1007.9 1005.2 1000.1 1005.1 1005.3 999.1 1001.3 1004.4 1008.1 1012.4 1008.1 1015.8 999.1 DAY 3 25 31 15 19 28 26 2 18 11 26 28 1993 1014.8 1014.0 1003.9 1005.3 1006.7 1002.2 1003.4 1005.3 1005.6 1011.6 1011.3 1017.4 1002.2 DAY 9 3 22 12 7 19 4 13 14 1 14 5 1994 1010.7 1010.5 1008.8 1005.5 1004.4 1000.1 1000.7 999.4 1010.5 1013.5 1003.9 1003.3 999.4 DAY 17 9 8 27 6 16 8 2 1 15 26 4 1995 1016.1 1010.6 1001.6 1007.9 1005.5 997.7 994.8 1000.4 1005.3 1009.9 1005.8 1020.9 994.8 DAY 12 9 26 20 7 30 1 13 19 4 26 22 1996 1011.3 1010.0 1004.0 1007.0 1007.2 1000.8 1002.2 1002.1 998.8 1006.8 1018.6 1014.4 998.8 DAY 7 10 26 25 30 2 6 8 9 27 2 25 1997 1012.1 1010.8 1004.3 998.9 1003.2 1000.5 996.0 1001.9 1000.7 1010.4 1014.2 1010.5 996.0 DAY 16 23 25 10 5 24 16 15 2 3 5 10 1998 1008.8 1004.9 997.8 1003.7 998.1 1003.7 991.7 1003.5 1003.3 1006.6 1013.9 1014.8 991.7 DAY 6 8 30 21 22 29 6 13 3 2 1 21 1999 1013.6 1005.0 1009.2 1006.8 1003.9 994.8 1000.4 1000.6 1003.8 1011.0 1013.4 1016.9 994.8 DAY 17 21 21 9 14 26 12 7 16 13 26 14 2000 1008.5 1009.2 1003.8 1005.5 1002.8 1000.8 1000.5 1001.3 1001.8 1012.9 1019.4 1014.2 1000.5 DAY 21 7 25 22 27 24 11 3 1 18 6 12 2001 1017.5 1003.4 1002.9 1002.9 999.4 997.5 1000.1 1000.2 1001.7 1011.6 1007.5 1016.9 997.5 DAY 1 21 26 13 9 18 11 31 1 7 19 6 2002 1006.0 1007.5 1003.7 997.4 1002.8 995.3 999.9 997.9 1008.4 1011.4 1011.2 1005.9 995.3 DAY 8 27 29 4 30 21 25 9 11 22 12 22 2003 1008.7 1008.0 1002.4 1006.5 1005.3 1001.9 999.1 1002.4 1002.6 1007.1 1012.8 1013.0 999.1 DAY 29 19 27 27 30 18 19 1 7 27 14 7 2004 1010.7 1006.9 1004.7 1002.1 998.0 1001.0 1000.8 998.2 1006.4 1012.7 1006.1 1013.2 998.0 DAY 28 16 31 24 14 18 11 13 11 3 24 10 2005 1007.0 1006.2 1000.7 1005.8 999.4 995.8 996.4 998.9 1004.4 1009.2 1013.1 1010.5 995.8 DAY 23 2 24 30 6 21 6 7 5 21 9 26 1951-2005 1002.6 994.7 993.2 997.1 996.1 991.9 991.7 991.6 998.5 992.9 1003.2 1001.1 991.6 YEAR-DAY 64-19 52-23 66-20 51-27 51-20 78-22 98- 6 51- 6 51-11 51- 5 64-26 51-17 51- 6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 91 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.5 897.3 895.8 894.7 893.2 891.9 890.7 892.2 895.6 895.3 897.8 897.3 894.8 1952 896.5 892.7 895.5 903.2 901.6 899.7 898.2 899.4 904.9 906.6 907.4 908.8 901.2 1953 904.3 902.0 902.5 904.1 900.8 898.9 898.2 900.2 903.7 907.5 907.8 908.3 903.2 1954 900.9 902.5 906.1 901.6 901.4 900.0 897.0 899.7 903.1 905.8 908.4 907.3 902.8 1955 907.1 902.2 901.9 903.6 902.2 899.3 896.4 898.2 902.7 906.0 905.5 902.9 902.3 1956 903.9 902.7 900.7 901.0 900.0 900.3 897.2 900.1 902.7 906.2 906.1 907.7 902.4 1957 903.8 905.2 902.4 904.2 901.1 901.0 899.0 900.9 904.0 907.1 907.0 905.2 903.4 1958 904.5 904.5 901.8 902.0 904.2 898.7 896.7 900.4 902.3 906.8 910.2 905.1 903.1 1959 904.6 901.7 904.0 903.2 901.2 900.0 897.2 897.5 900.5 905.5 907.5 908.8 902.6 1960 905.7 905.2 902.6 902.8 903.4 899.7 898.5 898.6 904.2 906.7 907.1 908.1 903.6 1961 906.1 905.3 902.0 902.4 901.2 899.9 897.3 899.9 901.4 908.2 905.3 903.7 902.7 1962 906.1 903.1 901.6 901.4 902.1 900.4 898.0 901.3 904.8 906.4 910.5 904.8 903.4 1963 904.5 903.5 900.5 899.4 898.3 899.7 898.1 900.0 903.8 906.4 905.8 905.2 902.1 1964 905.9 903.3 902.6 899.6 901.8 898.6 897.3 898.0 903.3 908.3 905.5 908.7 902.7 1965 903.9 901.5 904.4 899.6 902.1 899.7 897.6 901.1 904.5 904.6 905.7 904.3 902.4 1966 905.1 902.4 901.1 901.1 902.8 899.2 897.4 898.2 902.8 906.5 911.1 903.9 902.6 1967 905.3 903.5 899.8 900.3 902.0 899.6 897.3 898.5 901.5 906.9 904.6 903.2 901.9 1968 900.7 904.4 902.4 903.2 903.0 899.3 898.8 898.5 902.6 906.1 907.0 904.3 902.5 1969 905.0 906.6 902.1 902.2 902.2 898.9 898.2 900.8 903.8 905.4 907.4 905.1 903.1 1970 904.4 903.2 904.0 904.3 900.3 899.7 897.2 897.8 902.5 905.0 906.5 905.9 902.6 1971 908.6 900.6 903.5 901.0 901.0 897.0 897.4 899.3 904.1 906.4 905.7 903.2 902.3 1972 906.9 907.9 904.2 902.4 900.6 899.9 898.5 901.9 904.3 906.8 906.5 908.7 904.0 1973 907.5 903.0 904.2 900.4 901.7 899.1 897.0 900.6 905.0 906.7 905.8 907.9 903.2 1974 905.7 907.8 907.7 900.1 901.9 899.2 898.3 900.3 903.8 908.0 908.2 905.6 903.9 1975 906.2 903.7 903.1 904.1 901.6 899.0 897.4 899.2 903.5 905.7 908.4 907.2 903.3 1976 903.0 904.7 904.2 902.6 901.7 900.6 896.9 898.8 903.2 904.9 910.1 907.8 903.2 1977 906.5 907.5 906.5 901.1 902.2 898.0 896.9 899.7 904.8 906.7 906.0 906.0 903.5 1978 905.9 906.2 903.1 899.9 900.7 898.6 898.8 900.1 902.8 907.5 908.9 904.9 903.1 1979 907.1 903.1 903.8 902.5 903.8 901.6 899.1 900.0 905.5 905.9 909.3 904.6 903.9 1980 904.8 905.3 903.1 900.7 901.9 899.9 898.5 900.4 903.5 904.8 905.7 904.9 902.8 1981 904.8 903.5 901.4 901.6 901.8 900.2 898.3 900.3 905.2 908.3 905.1 905.5 903.0 1982 904.8 903.1 902.8 902.9 905.0 901.2 898.3 900.1 905.1 905.8 908.0 907.0 903.7 1983 905.2 903.6 904.3 902.5 901.8 901.1 897.9 899.3 903.4 906.9 907.5 907.6 903.4 1984 905.8 909.3 903.3 900.9 900.6 899.7 897.3 897.9 904.6 907.2 906.5 909.5 903.6 1985 904.8 898.9 906.9 901.5 902.0 898.5 898.8 901.4 903.5 906.2 908.0 906.1 903.0 1986 905.0 904.4 906.4 904.6 902.0 898.2 899.7 900.8 904.2 906.3 905.8 904.8 903.5 1987 905.2 905.5 899.9 903.1 903.0 901.0 899.5 899.5 904.2 909.1 907.9 905.3 903.6 1988 904.6 904.6 900.2 903.2 902.2 897.9 897.3 899.2 903.3 906.5 905.4 903.4 902.3 1989 904.9 907.1 901.6 904.3 903.5 899.6 898.9 899.8 902.1 906.0 906.4 903.9 903.2 1990 906.0 903.0 905.7 901.0 901.6 898.2 898.7 900.7 902.4 906.1 906.8 906.5 903.0 1991 905.2 906.1 903.9 902.6 899.3 899.8 897.8 899.8 903.9 906.7 907.8 903.6 903.0 1992 904.2 901.1 903.6 901.3 903.3 899.1 898.9 901.9 904.2 905.6 906.0 905.0 902.8 1993 905.3 905.5 903.9 902.3 902.3 899.9 899.2 901.4 902.9 909.7 906.8 907.6 903.9 1994 904.7 903.6 903.4 903.9 901.4 897.8 897.2 898.8 906.7 908.0 903.8 906.2 903.0 1995 906.1 904.8 903.6 901.6 903.2 898.8 896.3 899.1 902.3 906.6 904.5 907.7 902.9 1996 907.3 903.9 902.6 903.4 903.2 899.9 899.2 900.9 900.5 905.5 909.8 907.1 903.6 1997 903.9 904.4 900.6 900.5 902.8 898.4 896.9 900.0 904.0 904.5 907.5 904.7 902.3 1998 903.0 904.4 902.3 901.8 902.9 901.3 897.8 900.8 902.7 906.6 906.9 908.5 903.2 1999 905.4 902.6 903.2 903.4 902.2 898.8 897.7 898.9 902.2 904.9 905.7 908.2 902.8 2000 903.4 903.7 902.5 901.0 900.1 899.4 898.8 899.8 901.8 906.6 908.7 905.8 902.6 2001 907.5 903.9 902.5 901.6 899.5 898.1 898.7 900.4 903.0 905.6 904.9 906.8 902.7 2002 905.4 903.9 902.8 900.1 901.1 898.3 899.4 898.8 903.8 905.2 907.3 905.4 902.6 2003 904.8 901.4 902.5 902.9 903.1 899.4 897.5 900.3 902.8 904.1 906.7 907.4 902.8 2004 901.8 903.2 905.7 902.6 899.4 899.4 898.8 899.3 904.4 907.3 904.8 905.3 902.7 2005 903.7 903.6 901.1 904.7 901.9 899.0 898.3 899.3 902.6 906.6 907.2 907.0 902.9 MEAN 904.7 903.7 902.8 902.0 901.7 899.3 897.9 899.6 903.3 906.2 906.8 905.9 902.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 92 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 905.8 906.2 907.5 901.5 901.8 896.2 894.9 895.6 900.3 903.6 907.2 906.6 907.5 DAY 31 13 3 14 30 29 10 29 14 31 2 8 1952 904.4 900.0 908.8 910.7 912.7 909.9 902.5 904.6 910.9 912.6 918.2 916.4 918.2 DAY 1 8 27 8 12 4 16 16 27 18 17 7 1953 913.1 912.7 916.0 912.4 905.5 906.5 902.6 904.8 912.0 919.6 919.6 914.6 919.6 DAY 2 15 28 1 5 5 20 30 21 26 9 13 1954 910.5 917.5 917.2 911.6 910.3 902.8 899.4 903.6 907.1 911.6 919.4 919.2 919.4 DAY 18 22 6 30 1 21 31 31 23 12 26 16 1955 915.1 910.3 911.4 909.3 910.8 902.9 901.1 905.3 908.9 911.0 916.0 917.7 917.7 DAY 9 8 22 1 27 2 10 21 30 13 12 2 1956 912.1 908.9 907.4 911.3 906.4 905.5 901.9 904.8 912.4 912.6 916.0 915.9 916.0 DAY 22 13 10 16 23 12 24 30 29 25 13 17 1957 911.4 912.4 912.5 913.2 906.7 905.2 908.1 904.4 906.8 916.9 914.2 914.7 916.9 DAY 4 19 22 22 11 20 5 17 9 19 16 23 1958 909.9 914.1 911.0 910.6 910.0 902.7 903.7 905.3 908.6 912.4 915.9 912.8 915.9 DAY 13 13 28 24 23 24 15 25 24 31 2 5 1959 909.1 907.8 909.4 910.1 906.5 905.4 900.5 901.9 907.3 917.0 913.9 915.9 917.0 DAY 8 3 21 9 5 8 15 29 24 20 22 27 1960 913.6 912.2 910.8 918.2 910.9 905.7 904.6 902.1 906.9 912.9 915.4 914.9 918.2 DAY 19 11 22 8 26 7 16 14 20 28 26 5 1961 914.4 914.1 915.4 910.4 909.5 905.5 902.5 903.5 907.7 917.1 912.3 912.2 917.1 DAY 10 22 4 17 14 9 24 12 25 25 29 4 1962 916.3 913.8 912.4 912.4 906.2 905.8 902.2 908.4 915.2 913.7 918.5 912.1 918.5 DAY 24 11 6 19 14 22 30 26 25 27 22 26 1963 910.8 912.4 908.4 908.9 904.3 905.4 901.9 904.6 914.4 915.9 911.6 918.0 918.0 DAY 6 6 23 2 14 13 29 5 24 18 27 26 1964 917.4 912.1 911.4 909.3 905.6 905.3 902.3 902.4 909.6 913.9 918.1 916.6 918.1 DAY 30 28 18 25 17 3 27 22 29 30 11 1 1965 913.9 911.1 914.3 907.8 911.5 904.8 901.3 907.8 910.6 913.6 912.0 909.6 914.3 DAY 29 1 15 9 20 3 1 9 20 29 20 2 1966 911.7 909.7 908.9 909.3 908.3 904.8 903.4 901.1 908.5 913.7 918.8 914.0 918.8 DAY 1 23 3 5 18 6 11 16 15 17 23 29 1967 913.4 914.4 911.9 908.7 909.1 906.5 903.1 902.5 908.4 913.8 911.2 911.4 914.4 DAY 6 28 1 13 3 7 23 16 25 15 9 12 1968 908.2 911.1 914.1 911.2 908.8 907.3 903.3 904.8 908.1 912.9 914.3 914.0 914.3 DAY 12 7 27 1 8 1 13 30 18 16 22 23 1969 913.2 913.6 914.5 910.0 909.7 906.0 900.7 905.6 913.1 912.4 913.9 910.4 914.5 DAY 9 3 12 4 11 1 3 31 14 9 23 20 1970 911.9 910.1 910.5 912.0 906.4 910.1 900.1 903.3 908.4 912.2 917.5 915.0 917.5 DAY 3 16 26 22 9 11 8 30 18 12 14 16 1971 917.0 906.7 911.0 912.0 906.6 901.1 899.2 902.6 908.1 915.3 915.0 911.7 917.0 DAY 9 4 7 9 2 18 7 21 24 11 20 28 1972 915.2 916.4 913.5 910.3 911.0 906.4 901.5 906.4 909.5 912.7 914.8 914.1 916.4 DAY 5 1 20 16 24 18 24 25 17 26 9 28 1973 921.2 911.8 914.1 908.2 910.8 904.8 900.9 904.2 914.2 911.2 913.6 919.1 921.2 DAY 25 7 10 11 8 3 22 30 30 22 12 26 1974 917.3 914.5 915.7 908.6 906.1 902.7 902.1 905.4 908.4 915.3 916.1 913.6 917.3 DAY 5 4 10 26 10 1 29 26 22 15 17 3 1975 919.2 910.9 911.5 912.2 907.0 904.3 899.8 906.3 910.8 914.3 917.7 914.7 919.2 DAY 15 24 31 2 4 17 20 18 18 20 14 5 1976 911.8 916.1 911.9 911.2 907.0 904.1 902.7 901.9 910.5 918.2 919.6 915.5 919.6 DAY 1 21 27 4 1 27 22 14 11 31 14 16 1977 916.1 914.0 917.0 910.6 906.4 901.8 900.8 904.5 912.5 915.4 913.4 917.8 917.8 DAY 5 18 10 1 1 4 13 20 30 23 27 13 1978 917.0 916.7 910.5 909.8 909.2 910.5 904.3 905.6 909.7 914.3 917.1 920.3 920.3 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 920.4 912.6 912.3 912.0 911.6 908.5 904.1 906.1 911.5 914.7 916.9 913.0 920.4 DAY 18 13 3 27 25 11 20 29 23 9 19 4 1980 911.9 912.9 912.0 909.3 908.8 907.6 904.5 908.7 910.5 910.4 913.0 912.1 913.0 DAY 15 1 28 2 16 1 18 30 26 7 3 17 1981 913.6 909.3 912.9 910.8 910.7 906.3 902.8 903.7 911.7 913.8 912.6 912.1 913.8 DAY 9 4 8 10 22 9 30 3 27 24 16 1 1982 914.3 913.7 908.8 915.1 914.7 908.9 903.2 904.6 911.1 914.6 914.1 915.4 915.4 DAY 19 11 30 4 10 7 8 15 21 25 11 10 1983 918.0 912.3 912.6 908.3 908.7 910.5 904.3 903.3 908.7 912.4 923.1 917.9 923.1 DAY 8 10 14 29 16 1 1 8 28 29 26 4 1984 914.2 918.0 911.6 908.4 906.4 903.4 900.0 901.4 909.4 915.6 916.9 917.3 918.0 DAY 5 23 5 14 12 13 4 31 22 22 27 18 1985 913.1 911.3 919.2 915.7 910.2 904.1 902.3 905.6 911.9 913.9 913.1 914.9 919.2 DAY 23 24 5 17 13 6 16 31 22 31 25 14 1986 915.2 911.3 914.2 913.5 910.4 903.8 903.5 903.7 910.6 913.2 914.6 916.4 916.4 DAY 28 22 3 5 19 2 3 9 30 15 21 7 1987 917.7 916.2 910.6 911.5 908.6 904.5 905.5 904.4 911.4 916.6 918.5 917.4 918.5 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 916.1 915.6 909.8 915.4 911.7 904.6 900.6 903.8 909.4 914.0 914.8 912.8 916.1 DAY 3 7 17 9 5 1 23 21 14 16 6 5 1989 915.3 914.5 908.2 909.5 909.1 904.3 902.4 904.4 912.2 914.1 913.2 907.7 915.3 DAY 22 8 8 9 1 2 10 20 23 24 8 18 1990 913.0 913.5 917.2 909.1 910.1 902.2 902.1 903.8 906.1 917.5 916.3 913.9 917.5 DAY 9 8 17 3 15 8 15 29 24 15 14 29 1991 912.6 916.0 911.9 909.1 904.9 905.4 901.2 904.4 909.5 910.3 912.2 913.3 916.0 DAY 11 15 12 15 4 23 12 22 30 13 23 17 1992 915.5 910.0 912.4 905.7 910.2 904.1 902.9 909.7 910.3 911.4 917.0 911.6 917.0 DAY 10 16 12 8 2 7 13 31 30 16 4 1 1993 916.7 913.3 913.4 910.0 911.8 907.7 903.0 904.7 911.3 914.8 914.0 912.0 916.7 DAY 6 9 17 1 9 23 28 18 23 17 21 20 1994 914.8 915.8 912.6 916.5 907.4 902.1 900.2 902.3 912.8 914.2 910.6 914.7 916.5 DAY 10 18 1 5 19 8 2 8 23 23 2 8 1995 916.0 910.7 911.1 907.5 910.0 904.6 899.1 905.8 910.0 917.5 912.8 914.3 917.5 DAY 7 18 3 7 28 1 8 25 22 25 16 10 1996 919.0 910.8 906.6 911.5 909.2 904.6 906.6 910.0 908.4 917.2 919.0 915.7 919.0 DAY 10 27 22 5 4 11 3 30 25 2 18 8 1997 912.8 913.2 915.0 907.3 909.2 902.7 900.8 905.7 910.9 912.3 919.8 912.9 919.8 DAY 19 21 11 13 12 4 22 24 7 8 7 28 1998 912.0 916.8 913.6 911.8 911.9 905.8 901.7 904.8 908.2 918.0 915.0 916.1 918.0 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 918.7 911.6 910.8 913.0 907.8 905.7 901.6 904.2 907.0 911.5 914.4 916.8 918.7 DAY 2 12 1 23 9 17 13 19 28 26 30 11 2000 910.6 914.0 913.5 908.7 908.9 905.3 902.9 903.8 907.8 913.6 919.7 914.2 919.7 DAY 31 29 27 3 5 3 26 23 29 16 17 10 2001 913.3 916.3 912.4 913.4 904.6 907.1 902.2 904.5 910.4 915.2 912.6 913.7 916.3 DAY 26 10 2 1 19 2 29 5 22 10 20 10 2002 912.5 915.8 917.0 909.7 908.8 904.5 905.1 904.8 908.5 909.7 914.9 919.2 919.2 DAY 26 19 11 1 17 25 3 30 21 23 18 3 2003 911.7 909.0 911.6 910.2 912.3 904.8 902.0 903.2 910.8 910.1 916.2 918.8 918.8 DAY 11 24 3 16 1 7 4 30 27 15 23 12 2004 909.4 908.0 917.2 910.4 907.4 907.2 903.6 903.5 909.3 912.9 910.9 916.3 917.2 DAY 12 10 9 28 22 6 6 7 21 15 30 3 2005 912.6 912.4 906.7 916.2 909.6 903.4 902.1 905.5 907.6 913.9 912.3 916.9 916.9 DAY 8 16 27 6 19 5 16 27 9 24 27 30 1951-2005 921.2 918.0 919.2 918.2 914.7 910.5 908.1 910.0 915.2 919.6 923.1 920.3 923.1 YEAR-DAY 73-25 84-23 85- 5 60- 8 82-10 78- 8 57- 5 96-30 62-25 53-26 83-26 78-24 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 93 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 887.0 886.7 887.8 887.7 887.5 887.6 887.3 886.8 889.7 884.6 889.8 888.0 884.6 DAY 23 20 21 27 3 2 31 5 11 5 27 17 1952 888.0 881.4 885.1 896.8 895.0 893.3 893.1 894.4 899.9 900.4 899.1 902.1 881.4 DAY 11 23 18 11 8 13 27 6 25 6 4 10 1953 895.2 894.4 889.1 896.0 893.2 891.8 893.2 897.4 896.6 898.4 896.5 898.6 889.1 DAY 12 24 13 11 8 30 1 23 10 23 20 21 1954 894.0 891.6 893.0 896.3 897.3 896.6 895.1 895.8 899.6 899.6 902.4 896.8 891.6 DAY 3 9 25 4 15 5 2 10 10 3 3 7 1955 900.4 889.8 891.1 892.7 893.0 894.2 892.0 891.2 897.5 901.5 899.4 893.6 889.8 DAY 25 23 4 10 3 10 29 7 1 7 23 29 1956 894.6 891.5 892.2 894.4 894.4 894.5 893.4 895.5 896.9 899.5 895.5 897.4 891.5 DAY 31 29 13 6 26 26 20 4 12 17 8 8 1957 893.0 891.4 888.4 897.8 897.5 896.1 892.9 892.4 900.4 897.3 898.6 894.2 888.4 DAY 12 5 8 9 8 30 13 8 29 9 18 7 1958 895.5 894.1 894.5 888.6 895.8 895.5 887.0 897.5 896.0 901.1 901.2 899.3 887.0 DAY 30 3 23 20 3 30 9 7 2 16 7 9 1959 895.9 894.1 891.8 894.2 893.4 892.0 894.8 892.9 896.0 897.0 901.6 903.3 891.8 DAY 23 20 1 5 20 28 27 16 6 12 26 6 1960 901.4 899.3 891.4 895.8 894.9 892.7 893.0 893.8 900.6 900.0 895.1 898.8 891.4 DAY 8 29 24 19 31 21 5 12 14 11 20 30 1961 894.8 896.2 890.7 896.6 891.2 888.9 893.5 895.5 895.4 900.1 897.2 893.5 888.9 DAY 22 14 9 1 30 6 12 7 21 17 23 22 1962 896.0 890.5 889.4 894.3 892.4 892.1 895.2 895.5 897.4 895.6 904.6 898.8 889.4 DAY 5 18 28 5 11 9 14 20 12 10 10 23 1963 900.0 897.1 893.6 893.0 892.3 895.2 895.7 896.3 897.6 901.7 899.5 892.7 892.3 DAY 4 12 20 16 11 16 5 2 3 31 16 11 1964 886.0 897.3 893.9 890.4 895.0 893.8 894.0 893.0 898.9 898.3 889.1 897.2 886.0 DAY 19 4 4 9 12 29 2 12 11 3 26 24 1965 889.7 886.9 893.7 889.4 896.0 894.2 891.9 897.1 900.6 890.2 898.2 897.9 886.9 DAY 11 23 24 4 2 18 12 27 17 25 9 24 1966 897.3 895.1 883.0 892.1 897.7 892.6 893.3 893.4 898.4 897.5 903.3 894.1 883.0 DAY 27 3 20 14 4 14 17 5 8 15 16 12 1967 896.2 892.7 886.8 888.7 895.1 893.5 892.0 894.9 894.8 900.2 898.4 890.8 886.8 DAY 21 15 23 26 31 5 10 6 18 11 25 23 1968 891.3 898.1 894.6 891.0 897.2 894.2 893.5 893.9 898.0 895.8 901.8 896.4 891.0 DAY 16 20 10 24 17 20 1 1 9 25 29 9 1969 895.4 897.6 892.2 891.0 893.4 893.4 895.3 894.3 897.7 895.8 898.3 897.0 891.0 DAY 23 13 21 13 2 17 29 8 10 29 9 31 1970 891.7 895.1 894.5 894.9 895.9 894.2 894.2 892.5 896.4 896.6 901.4 899.4 891.7 DAY 23 19 23 20 20 8 1 27 6 8 12 2 1971 896.7 890.0 894.3 890.7 894.8 892.2 893.1 895.7 899.8 897.2 898.3 896.1 890.0 DAY 14 8 20 14 11 6 23 19 2 9 5 20 1972 898.0 897.8 889.2 891.9 890.2 891.1 894.5 893.0 898.8 900.4 899.4 900.3 889.2 DAY 14 15 18 25 3 24 31 1 14 30 7 16 1973 890.2 888.7 895.8 893.8 894.7 892.3 892.6 897.4 899.4 898.9 899.0 897.5 888.7 DAY 16 22 4 19 30 16 11 4 9 30 19 7 1974 892.6 899.2 899.4 890.7 896.2 895.3 894.0 895.6 895.8 902.2 900.0 896.2 890.7 DAY 25 12 28 20 27 3 5 16 3 29 24 23 1975 897.1 891.5 893.4 897.1 896.6 895.5 894.2 892.9 893.5 896.5 896.7 895.2 891.5 DAY 5 11 2 21 15 24 5 14 10 4 29 23 1976 896.4 893.2 894.7 897.7 895.0 896.6 893.2 896.3 898.9 896.6 899.9 898.5 893.2 DAY 13 5 14 22 21 3 4 10 23 17 29 11 1977 899.3 895.6 898.9 893.1 896.0 891.9 892.9 891.7 901.0 897.4 895.8 897.6 891.7 DAY 9 7 27 25 25 22 2 17 12 5 18 10 1978 892.0 898.4 893.7 892.2 889.7 886.1 892.0 896.1 897.7 899.3 900.4 892.9 886.1 DAY 21 22 13 25 30 22 2 14 2 1 1 16 1979 896.0 894.6 893.7 897.4 892.7 893.3 893.9 895.0 900.3 900.9 894.1 893.2 892.7 DAY 7 11 28 13 17 23 6 14 6 4 29 1 1980 896.7 895.2 888.5 893.8 897.2 891.9 895.0 895.4 897.3 899.2 899.3 897.4 888.5 DAY 7 12 19 16 10 17 3 20 21 5 25 12 1981 894.9 894.0 886.5 892.1 892.3 891.3 895.4 897.3 899.9 902.9 899.1 898.8 886.5 DAY 3 1 28 6 16 5 2 13 17 15 5 19 1982 895.7 892.3 892.9 894.7 898.0 897.1 891.1 891.2 901.2 899.8 899.3 899.2 891.1 DAY 17 5 19 19 15 28 31 1 11 1 6 28 1983 893.4 893.3 894.7 897.6 897.1 895.5 892.2 894.2 899.6 898.7 900.9 893.3 892.2 DAY 24 18 6 24 12 22 27 4 8 4 12 12 1984 900.0 895.2 893.7 894.3 892.5 895.0 894.6 894.7 899.6 895.6 894.4 897.5 892.5 DAY 17 8 15 10 30 21 15 8 8 18 12 7 1985 899.7 888.0 891.2 895.6 896.3 894.2 895.4 897.4 898.6 899.1 903.9 892.1 888.0 DAY 2 6 24 15 1 20 20 6 7 11 8 19 1986 891.7 899.5 898.3 897.4 895.8 893.5 896.7 897.5 900.4 900.3 897.4 896.5 891.7 DAY 20 16 10 12 3 13 20 6 29 5 9 31 1987 895.4 897.3 888.8 895.2 896.3 897.4 893.6 895.7 897.9 901.8 897.9 894.2 888.8 DAY 27 10 14 20 23 5 3 15 6 4 7 24 1988 893.3 896.6 890.1 896.1 894.4 889.9 894.0 894.7 897.4 899.8 896.8 891.3 889.9 DAY 29 2 5 30 29 23 1 29 5 31 20 26 1989 894.2 894.9 887.0 896.0 896.8 895.4 896.2 893.9 896.0 896.4 899.8 894.0 887.0 DAY 17 23 30 29 7 10 5 1 13 2 20 5 1990 898.8 891.0 898.1 892.5 887.1 893.7 895.4 895.9 899.0 900.1 898.3 898.2 887.1 DAY 5 16 25 16 13 27 30 8 14 26 1 25 1991 896.4 897.1 888.8 893.6 889.4 894.0 890.4 895.4 897.5 902.7 899.5 897.5 888.8 DAY 25 4 7 10 23 12 8 12 3 4 5 26 1992 895.0 892.4 891.0 894.2 896.4 892.8 894.9 897.1 898.7 900.8 893.7 897.8 891.0 DAY 1 11 31 15 10 27 24 1 18 11 26 28 1993 894.3 897.1 891.8 896.1 896.6 895.7 896.8 897.1 897.4 900.3 892.4 899.7 891.8 DAY 9 3 22 14 7 19 1 12 14 1 14 5 1994 896.7 893.0 894.1 893.2 893.3 893.9 894.4 893.4 901.3 901.4 891.8 890.2 890.2 DAY 17 1 15 2 6 22 21 2 1 14 26 4 1995 898.6 895.9 890.0 897.4 897.4 891.8 890.2 895.0 896.2 899.8 892.2 902.7 890.0 DAY 1 5 26 18 7 30 1 13 19 4 26 25 1996 899.0 893.8 891.9 893.6 899.2 895.4 895.5 895.0 892.8 895.0 903.0 899.4 891.9 DAY 7 5 26 10 30 5 6 8 9 27 29 25 1997 895.1 897.3 892.1 891.3 896.0 894.1 891.3 895.0 894.4 900.5 901.8 895.6 891.3 DAY 16 23 25 10 4 24 16 14 2 23 5 10 1998 889.7 892.7 890.5 893.8 890.4 897.4 888.5 896.7 896.7 896.7 901.6 897.6 888.5 DAY 13 14 30 21 30 24 6 13 3 2 16 21 1999 898.6 892.7 895.6 896.0 893.8 888.6 893.5 895.5 896.6 901.1 897.3 899.8 888.6 DAY 10 21 21 9 14 25 12 7 13 31 26 14 2000 892.6 892.2 893.6 896.8 893.5 894.2 895.0 894.9 894.9 900.8 903.3 897.9 892.2 DAY 21 7 9 23 27 24 11 3 1 1 22 16 2001 901.2 888.7 892.6 895.0 892.0 892.0 892.3 893.1 896.1 899.2 895.5 899.3 888.7 DAY 1 21 26 13 30 18 18 27 5 31 17 5 2002 894.7 894.4 894.3 887.0 895.0 889.5 893.8 893.2 899.2 899.5 898.2 892.1 887.0 DAY 8 27 28 4 12 21 25 17 18 22 12 22 2003 896.3 890.2 892.7 898.0 895.7 894.7 893.9 896.3 895.8 897.2 897.9 898.8 890.2 DAY 29 19 21 27 30 30 8 1 7 27 14 7 2004 894.8 894.2 893.7 890.0 889.6 894.8 893.9 893.7 897.7 900.5 896.2 898.6 889.6 DAY 23 15 31 17 14 18 11 12 11 3 23 20 2005 888.7 892.5 889.7 896.8 889.9 891.0 891.8 893.3 897.2 898.7 898.9 895.0 888.7 DAY 23 2 24 30 6 21 6 7 5 20 9 26 1951-2005 886.0 881.4 883.0 887.0 887.1 886.1 887.0 886.8 889.7 884.6 889.1 888.0 881.4 YEAR-DAY 64-19 52-23 66-20 2- 4 90-13 78-22 58- 9 51- 5 51-11 51- 5 64-26 51-17 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 94 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.4 1011.3 1009.6 1008.4 1006.7 1005.3 1004.0 1005.6 1009.4 1009.0 1011.8 1011.2 1008.6 1952 1010.4 1006.2 1009.3 1017.7 1016.0 1013.9 1012.2 1013.6 1019.7 1021.5 1022.4 1024.0 1015.6 1953 1019.0 1016.5 1017.0 1018.8 1015.2 1013.0 1012.2 1014.5 1018.3 1022.5 1022.8 1023.4 1017.8 1954 1015.3 1017.0 1021.0 1016.1 1015.8 1014.3 1011.0 1014.0 1017.7 1020.7 1023.5 1022.3 1017.4 1955 1022.0 1016.7 1016.3 1018.2 1016.6 1013.4 1010.2 1012.2 1017.2 1020.8 1020.3 1017.5 1016.8 1956 1018.5 1017.3 1015.0 1015.3 1014.3 1014.6 1011.2 1014.3 1017.2 1021.1 1020.9 1022.8 1016.9 1957 1018.4 1020.0 1016.9 1018.9 1015.4 1015.4 1013.2 1015.2 1018.7 1022.1 1022.0 1020.0 1018.0 1958 1019.2 1019.2 1016.2 1016.4 1018.9 1012.9 1010.6 1014.7 1016.8 1021.7 1025.5 1019.8 1017.7 1959 1019.3 1016.2 1018.6 1017.8 1015.6 1014.3 1011.2 1011.5 1014.8 1020.3 1022.5 1023.9 1017.2 1960 1020.6 1020.0 1017.1 1017.4 1018.0 1013.9 1012.6 1012.7 1018.8 1021.7 1022.1 1023.1 1018.2 1961 1021.0 1020.1 1016.5 1016.9 1015.6 1014.2 1011.3 1014.1 1015.8 1023.3 1020.1 1018.3 1017.3 1962 1020.9 1017.7 1016.0 1015.8 1016.5 1014.6 1012.0 1015.7 1019.5 1021.3 1025.8 1019.5 1018.0 1963 1019.3 1018.1 1014.8 1013.6 1012.4 1013.9 1012.1 1014.3 1018.4 1021.2 1020.7 1020.0 1016.6 1964 1020.8 1017.8 1017.1 1013.9 1016.2 1012.7 1011.3 1012.0 1017.9 1023.4 1020.4 1023.9 1017.3 1965 1018.6 1015.9 1019.1 1013.8 1016.6 1013.9 1011.6 1015.5 1019.2 1019.3 1020.6 1019.0 1016.9 1966 1019.8 1016.9 1015.4 1015.5 1017.3 1013.3 1011.4 1012.3 1017.3 1021.4 1026.5 1018.6 1017.2 1967 1020.1 1018.1 1014.0 1014.6 1016.4 1013.8 1011.3 1012.6 1015.9 1021.8 1019.4 1017.7 1016.3 1968 1015.0 1019.1 1016.9 1017.8 1017.5 1013.4 1012.9 1012.6 1017.1 1020.9 1022.0 1019.0 1017.0 1969 1019.8 1021.5 1016.6 1016.7 1016.7 1013.0 1012.3 1015.1 1018.4 1020.3 1022.4 1019.9 1017.7 1970 1019.1 1017.8 1018.7 1019.0 1014.6 1013.9 1011.1 1011.8 1017.0 1019.8 1021.4 1020.7 1017.1 1971 1023.8 1014.9 1018.1 1015.4 1015.4 1010.9 1011.4 1013.5 1018.8 1021.3 1020.6 1017.7 1016.8 1972 1021.8 1023.0 1018.8 1016.9 1014.9 1014.2 1012.5 1016.3 1018.9 1021.8 1021.4 1023.8 1018.7 1973 1022.5 1017.6 1018.9 1014.7 1016.2 1013.3 1010.9 1014.9 1019.8 1021.6 1020.7 1023.0 1017.8 1974 1020.6 1022.8 1022.7 1014.4 1016.3 1013.4 1012.3 1014.6 1018.4 1023.0 1023.3 1020.5 1018.5 1975 1021.1 1018.3 1017.7 1018.7 1016.0 1013.1 1011.4 1013.3 1018.1 1020.6 1023.5 1022.2 1017.8 1976 1017.6 1019.5 1018.8 1017.1 1016.1 1014.9 1010.9 1012.9 1017.7 1019.6 1025.3 1022.9 1017.8 1977 1021.5 1022.5 1021.5 1015.4 1016.7 1012.1 1010.8 1014.0 1019.5 1021.6 1020.9 1020.9 1018.1 1978 1020.8 1021.0 1017.7 1014.1 1015.0 1012.7 1012.9 1014.4 1017.3 1022.5 1024.1 1019.6 1017.7 1979 1022.1 1017.7 1018.5 1017.0 1018.5 1016.0 1013.3 1014.2 1020.3 1020.8 1024.5 1019.4 1018.5 1980 1019.5 1020.1 1017.7 1015.0 1016.4 1014.2 1012.6 1014.7 1018.1 1019.6 1020.6 1019.7 1017.3 1981 1019.5 1018.1 1015.8 1016.0 1016.3 1014.5 1012.3 1014.6 1019.9 1023.4 1019.9 1020.3 1017.5 1982 1019.6 1017.7 1017.3 1017.4 1019.8 1015.6 1012.4 1014.3 1019.8 1020.7 1023.1 1021.9 1018.3 1983 1019.9 1018.2 1019.0 1017.0 1016.2 1015.5 1011.9 1013.5 1018.0 1021.9 1022.5 1022.6 1018.0 1984 1020.6 1024.5 1017.9 1015.3 1015.0 1013.9 1011.3 1012.0 1019.3 1022.2 1021.4 1024.8 1018.2 1985 1019.5 1013.1 1021.8 1015.9 1016.4 1012.6 1012.9 1015.8 1018.1 1021.1 1023.1 1020.9 1017.6 1986 1019.7 1019.1 1021.3 1019.3 1016.4 1012.3 1014.0 1015.1 1018.9 1021.2 1020.6 1019.5 1018.1 1987 1020.0 1020.3 1014.1 1017.6 1017.5 1015.3 1013.7 1013.7 1018.8 1024.3 1023.0 1020.1 1018.2 1988 1019.3 1019.4 1014.4 1017.8 1016.7 1011.9 1011.2 1013.4 1017.9 1021.4 1020.2 1018.0 1016.8 1989 1019.7 1022.0 1016.0 1019.0 1018.2 1013.8 1013.0 1014.0 1016.6 1020.8 1021.3 1018.6 1017.8 1990 1020.9 1017.5 1020.5 1015.3 1016.0 1012.2 1012.8 1015.0 1016.9 1021.0 1021.7 1021.4 1017.6 1991 1020.0 1020.9 1018.6 1017.1 1013.5 1014.1 1011.8 1014.1 1018.5 1021.7 1022.9 1018.2 1017.6 1992 1018.8 1015.5 1018.2 1015.7 1017.9 1013.2 1013.1 1016.3 1018.9 1020.4 1020.8 1019.7 1017.4 1993 1020.1 1020.3 1018.5 1016.8 1016.8 1014.1 1013.4 1015.8 1017.4 1024.9 1021.7 1022.6 1018.5 1994 1019.4 1018.2 1018.0 1018.6 1015.8 1011.8 1011.2 1012.9 1021.6 1023.0 1018.5 1021.0 1017.5 1995 1021.0 1019.6 1018.2 1016.0 1017.8 1012.9 1010.2 1013.3 1016.8 1021.6 1019.2 1022.7 1017.4 1996 1022.3 1018.6 1017.1 1018.0 1017.8 1014.2 1013.4 1015.2 1014.8 1020.4 1025.1 1022.1 1018.2 1997 1018.5 1019.1 1014.9 1014.8 1017.3 1012.5 1010.9 1014.2 1018.7 1019.2 1022.5 1019.4 1016.8 1998 1017.5 1019.1 1016.7 1016.2 1017.5 1015.7 1011.8 1015.1 1017.3 1021.5 1021.8 1023.6 1017.8 1999 1020.2 1017.2 1017.8 1018.0 1016.7 1013.0 1011.8 1013.1 1016.6 1019.6 1020.5 1023.3 1017.3 2000 1018.0 1018.4 1017.0 1015.3 1014.3 1013.6 1013.0 1014.0 1016.2 1021.5 1023.8 1020.6 1017.1 2001 1022.5 1018.6 1017.0 1016.0 1013.7 1012.2 1012.9 1014.7 1017.6 1020.4 1019.7 1021.7 1017.2 2002 1020.2 1018.6 1017.4 1014.4 1015.5 1012.3 1013.6 1012.9 1018.5 1019.9 1022.3 1020.2 1017.2 2003 1019.6 1015.8 1017.0 1017.5 1017.7 1013.6 1011.4 1014.6 1017.4 1018.8 1021.7 1022.4 1017.3 2004 1016.2 1017.8 1020.5 1017.1 1013.6 1013.6 1012.9 1013.5 1019.1 1022.3 1019.5 1020.0 1017.2 2005 1018.3 1018.2 1015.5 1019.4 1016.4 1013.1 1012.4 1013.4 1017.1 1021.5 1022.2 1021.9 1017.5 MEAN 1019.5 1018.3 1017.3 1016.4 1016.1 1013.5 1011.9 1013.8 1017.9 1021.1 1021.8 1020.8 1017.4 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 95 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1020.6 1021.1 1022.5 1015.9 1016.2 1010.1 1008.6 1009.4 1014.6 1018.2 1022.2 1021.5 1022.5 DAY 31 13 3 14 30 29 10 29 14 31 2 8 1952 1019.1 1014.3 1023.9 1026.0 1028.2 1025.2 1017.0 1019.3 1026.3 1028.1 1034.3 1032.3 1034.3 DAY 1 8 27 8 12 4 16 16 27 18 17 7 1953 1028.7 1028.2 1031.9 1027.9 1020.3 1021.4 1017.1 1019.5 1027.5 1035.8 1035.8 1030.3 1035.8 DAY 2 15 28 1 5 5 20 30 21 26 9 13 1954 1025.8 1033.5 1033.2 1027.0 1025.6 1017.3 1013.6 1018.2 1022.1 1027.0 1035.6 1035.4 1035.6 DAY 18 22 6 30 1 21 31 31 23 12 26 16 1955 1030.9 1025.6 1026.8 1024.5 1026.1 1017.4 1015.5 1020.1 1024.1 1026.4 1031.9 1033.8 1033.8 DAY 9 8 22 1 27 2 10 21 30 13 12 2 1956 1027.6 1024.1 1022.4 1026.7 1021.3 1020.3 1016.3 1019.5 1027.9 1028.1 1031.9 1031.8 1031.9 DAY 22 13 10 16 23 12 24 30 29 25 13 17 1957 1026.8 1027.9 1028.0 1028.8 1021.6 1020.0 1023.2 1019.1 1021.7 1032.9 1029.9 1030.4 1032.9 DAY 4 19 22 22 11 20 5 17 9 19 16 23 1958 1025.2 1029.8 1026.4 1025.9 1025.3 1017.2 1018.3 1020.1 1023.7 1027.9 1031.8 1028.4 1031.8 DAY 13 13 28 24 23 24 15 25 24 31 2 5 1959 1024.3 1022.8 1024.6 1025.4 1021.4 1020.2 1014.8 1016.3 1022.3 1033.0 1029.6 1031.8 1033.0 DAY 8 3 21 9 5 8 15 29 24 20 22 27 1960 1029.2 1027.7 1026.1 1034.3 1026.3 1020.5 1019.3 1016.6 1021.9 1028.5 1031.2 1030.7 1034.3 DAY 19 11 22 8 26 7 16 14 20 28 26 5 1961 1030.1 1029.8 1031.2 1025.7 1024.7 1020.3 1017.0 1018.1 1022.7 1033.1 1027.8 1027.7 1033.1 DAY 10 22 4 17 14 9 24 12 25 25 29 4 1962 1032.2 1029.5 1027.9 1027.9 1021.1 1020.6 1016.7 1023.5 1031.0 1029.3 1034.6 1027.6 1034.6 DAY 24 11 6 19 14 22 30 26 25 27 22 26 1963 1026.1 1027.9 1023.5 1024.1 1019.0 1020.2 1016.3 1019.3 1030.1 1031.8 1027.0 1034.1 1034.1 DAY 6 6 23 2 14 13 29 5 24 18 27 26 1964 1033.4 1027.6 1026.8 1024.5 1020.4 1020.1 1016.8 1016.9 1024.8 1029.6 1034.2 1032.5 1034.2 DAY 30 28 18 25 17 3 27 22 29 30 11 1 1965 1029.6 1026.5 1030.0 1022.8 1026.9 1019.5 1015.7 1022.8 1025.9 1029.2 1027.5 1024.8 1030.0 DAY 29 1 15 9 20 3 1 9 20 29 20 2 1966 1027.1 1024.9 1024.1 1024.5 1023.4 1019.5 1018.0 1015.5 1023.6 1029.3 1035.0 1029.7 1035.0 DAY 1 23 3 5 18 6 11 16 15 17 23 29 1967 1029.0 1030.1 1027.4 1023.8 1024.3 1021.4 1017.7 1017.0 1023.5 1029.5 1026.6 1026.8 1030.1 DAY 6 28 1 13 3 7 23 16 25 15 9 12 1968 1023.3 1026.5 1029.8 1026.6 1023.9 1022.3 1017.9 1019.5 1023.2 1028.5 1030.0 1029.7 1030.0 DAY 12 7 27 1 8 1 13 30 18 16 22 23 1969 1028.8 1029.2 1030.2 1025.3 1024.9 1020.9 1015.0 1020.4 1028.7 1027.9 1029.6 1025.7 1030.2 DAY 9 3 12 4 11 1 3 31 14 9 23 20 1970 1027.4 1025.4 1025.8 1027.5 1021.3 1025.4 1014.4 1017.9 1023.5 1027.7 1033.5 1030.8 1033.5 DAY 3 16 26 22 9 11 8 30 18 12 14 16 1971 1033.0 1021.6 1026.4 1027.5 1021.5 1015.5 1013.4 1017.1 1023.2 1031.1 1030.8 1027.1 1033.0 DAY 9 4 7 9 2 18 7 21 24 11 20 28 1972 1031.0 1032.3 1029.1 1025.6 1026.4 1021.3 1015.9 1021.3 1024.7 1028.2 1030.6 1029.8 1032.3 DAY 5 1 20 16 24 18 24 25 17 26 9 28 1973 1037.6 1027.3 1029.8 1023.3 1026.1 1019.5 1015.2 1018.9 1029.9 1026.6 1029.2 1035.3 1037.6 DAY 25 7 10 11 8 3 22 30 30 22 12 26 1974 1033.3 1030.2 1031.6 1023.7 1021.0 1017.2 1016.6 1020.2 1023.5 1031.1 1032.0 1029.2 1033.3 DAY 5 4 10 26 10 1 29 26 22 15 17 3 1975 1035.4 1026.3 1026.9 1027.7 1022.0 1019.0 1014.0 1021.2 1026.1 1030.0 1033.8 1030.4 1035.4 DAY 15 24 31 2 4 17 20 18 18 20 14 5 1976 1027.3 1032.0 1027.4 1026.6 1022.0 1018.8 1017.2 1016.3 1025.8 1034.3 1035.8 1031.3 1035.8 DAY 1 21 27 4 1 27 22 14 11 31 14 16 1977 1032.0 1029.7 1033.0 1025.9 1021.3 1016.2 1015.1 1019.2 1028.0 1031.2 1029.0 1033.9 1033.9 DAY 5 18 10 1 1 4 13 20 30 23 27 13 1978 1033.0 1032.7 1025.8 1025.0 1024.4 1025.8 1019.0 1020.4 1024.9 1030.0 1033.1 1036.6 1036.6 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 1036.7 1028.1 1027.8 1027.5 1027.0 1023.6 1018.8 1021.0 1026.9 1030.4 1032.9 1028.6 1036.7 DAY 18 13 3 27 25 11 20 29 23 9 19 4 1980 1027.4 1028.5 1027.5 1024.5 1023.9 1022.6 1019.2 1023.8 1025.8 1025.7 1028.6 1027.6 1028.6 DAY 15 1 28 2 16 1 18 30 26 7 3 17 1981 1029.2 1024.5 1028.5 1026.1 1026.0 1021.2 1017.3 1018.3 1027.1 1029.5 1028.1 1027.6 1029.5 DAY 9 4 8 10 22 9 30 3 27 24 16 1 1982 1030.0 1029.3 1023.9 1030.9 1030.4 1024.1 1017.8 1019.3 1026.5 1030.3 1029.8 1031.2 1031.2 DAY 19 11 30 4 10 7 8 15 21 25 11 10 1983 1034.1 1027.8 1028.1 1023.4 1023.8 1025.8 1019.0 1017.9 1023.8 1027.9 1039.7 1034.0 1039.7 DAY 8 10 14 29 16 1 1 8 28 29 26 4 1984 1029.9 1034.1 1027.0 1023.5 1021.3 1018.0 1014.3 1015.8 1024.6 1031.4 1032.9 1033.3 1034.1 DAY 5 23 5 14 12 13 4 31 22 22 27 18 1985 1028.7 1026.7 1035.4 1031.6 1025.5 1018.8 1016.8 1020.4 1027.4 1029.6 1028.7 1030.7 1035.4 DAY 23 24 5 17 13 6 16 31 22 31 25 14 1986 1031.0 1026.7 1029.9 1029.1 1025.7 1018.4 1018.1 1018.3 1025.9 1028.8 1030.3 1032.3 1032.3 DAY 28 22 3 5 19 2 3 9 30 15 21 7 1987 1033.8 1032.1 1025.9 1026.9 1023.7 1019.2 1020.3 1019.1 1026.8 1032.5 1034.6 1033.4 1034.6 DAY 21 1 23 22 1 6 11 8 24 29 30 1 1988 1032.0 1031.4 1025.0 1031.2 1027.1 1019.3 1014.9 1018.4 1024.6 1029.7 1030.6 1028.4 1032.0 DAY 3 7 17 9 5 1 23 21 14 16 6 5 1989 1031.1 1030.2 1023.3 1024.7 1024.3 1019.0 1016.9 1019.1 1027.7 1029.8 1028.8 1022.7 1031.1 DAY 22 8 8 9 1 2 10 20 23 24 8 18 1990 1028.6 1029.1 1033.2 1024.3 1025.4 1016.7 1016.6 1018.4 1021.0 1033.5 1032.2 1029.6 1033.5 DAY 9 8 17 3 15 8 15 29 24 15 14 29 1991 1028.1 1031.9 1027.4 1024.3 1019.7 1020.2 1015.6 1019.1 1024.7 1025.6 1027.7 1028.9 1031.9 DAY 11 15 12 15 4 23 12 22 30 13 23 17 1992 1031.3 1025.3 1027.9 1020.5 1025.5 1018.8 1017.4 1024.9 1025.6 1026.8 1033.0 1027.0 1033.0 DAY 10 16 12 8 2 7 13 31 30 16 4 1 1993 1032.7 1028.9 1029.0 1025.3 1027.3 1022.7 1017.6 1019.4 1026.7 1030.6 1029.7 1027.5 1032.7 DAY 6 9 17 1 9 23 28 18 23 17 21 20 1994 1030.6 1031.7 1028.1 1032.4 1022.4 1016.6 1014.5 1016.8 1028.4 1029.9 1025.9 1030.4 1032.4 DAY 10 18 1 5 19 8 2 8 23 23 2 8 1995 1031.9 1026.0 1026.5 1022.5 1025.3 1019.3 1013.3 1020.6 1025.3 1033.5 1028.4 1030.0 1033.5 DAY 7 18 3 7 28 1 8 25 22 25 16 10 1996 1035.2 1026.1 1021.5 1026.9 1024.4 1019.3 1021.5 1025.3 1023.5 1033.2 1035.2 1031.6 1035.2 DAY 10 27 22 5 4 11 3 30 25 2 18 8 1997 1028.4 1028.8 1030.8 1022.3 1024.4 1017.2 1015.1 1020.5 1026.3 1027.8 1036.1 1028.5 1036.1 DAY 19 21 11 13 12 4 22 24 7 8 7 28 1998 1027.5 1032.8 1029.2 1027.3 1027.4 1020.6 1016.1 1019.5 1023.3 1034.1 1030.8 1032.0 1034.1 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 1034.9 1027.0 1026.1 1028.6 1022.8 1020.5 1016.0 1018.9 1022.0 1026.9 1030.1 1032.8 1034.9 DAY 2 12 1 23 9 17 13 19 28 26 30 11 2000 1025.9 1029.7 1029.1 1023.8 1024.1 1020.1 1017.4 1018.4 1022.8 1029.2 1036.0 1029.9 1036.0 DAY 31 29 27 3 5 3 26 23 29 16 17 10 2001 1028.9 1032.2 1027.9 1029.0 1019.3 1022.1 1016.7 1019.2 1025.7 1031.0 1028.1 1029.3 1032.2 DAY 26 10 2 1 19 2 29 5 22 10 20 10 2002 1028.0 1031.7 1033.0 1024.9 1023.9 1019.2 1019.9 1019.5 1023.6 1024.9 1030.7 1035.4 1035.4 DAY 26 19 11 1 17 25 3 30 21 23 18 3 2003 1027.1 1024.2 1027.0 1025.5 1027.8 1019.5 1016.5 1017.8 1026.1 1025.4 1032.1 1035.0 1035.0 DAY 11 24 3 16 1 7 4 30 27 15 23 12 2004 1024.6 1023.1 1033.2 1025.7 1022.4 1022.2 1018.2 1018.1 1024.5 1028.5 1026.3 1032.2 1033.2 DAY 12 10 9 28 22 6 6 7 21 15 30 3 2005 1028.1 1027.9 1021.6 1032.1 1024.8 1018.0 1016.6 1020.3 1022.6 1029.6 1027.8 1032.9 1032.9 DAY 8 16 27 6 19 5 16 27 9 24 27 30 1951-2005 1037.6 1034.1 1035.4 1034.3 1030.4 1025.8 1023.2 1025.3 1031.0 1035.8 1039.7 1036.6 1039.7 YEAR-DAY 73-25 84-23 85- 5 60- 8 82-10 78- 8 57- 5 96-30 62-25 53-26 83-26 78-24 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 96 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 999.9 999.6 1000.8 1000.7 1000.5 1000.6 1000.3 999.7 1002.9 997.3 1003.0 1001.0 997.3 DAY 23 20 21 27 3 2 31 5 11 5 27 17 1952 1001.0 993.8 997.8 1010.7 1008.7 1006.9 1006.6 1008.1 1014.1 1014.7 1013.3 1016.6 993.8 DAY 11 23 18 11 8 13 27 6 25 6 4 10 1953 1009.0 1008.1 1002.2 1009.8 1006.8 1005.2 1006.8 1011.4 1010.5 1012.5 1010.4 1012.7 1002.2 DAY 12 24 13 11 8 30 1 23 10 23 20 21 1954 1007.6 1005.0 1006.5 1010.2 1011.3 1010.5 1008.9 1009.6 1013.8 1013.8 1016.9 1010.7 1005.0 DAY 3 9 25 4 15 5 2 10 10 3 3 7 1955 1014.7 1003.0 1004.4 1006.2 1006.5 1007.9 1005.4 1004.6 1011.5 1015.9 1013.6 1007.2 1003.0 DAY 25 23 4 10 3 10 29 7 1 7 23 29 1956 1008.3 1004.9 1005.7 1008.1 1008.1 1008.2 1007.0 1009.3 1010.8 1013.7 1009.3 1011.4 1004.9 DAY 31 29 13 6 26 26 20 4 12 17 8 8 1957 1006.5 1004.8 1001.5 1011.8 1011.5 1010.0 1006.4 1005.9 1014.7 1011.3 1012.7 1007.9 1001.5 DAY 12 5 8 9 8 30 13 8 29 9 18 7 1958 1009.3 1007.8 1008.2 1001.7 1009.6 1009.3 999.9 1011.5 1009.8 1015.5 1015.6 1013.5 999.9 DAY 30 3 23 20 3 30 9 7 2 16 7 9 1959 1009.7 1007.8 1005.2 1007.9 1007.0 1005.4 1008.5 1006.4 1009.8 1010.9 1016.0 1017.9 1005.2 DAY 23 20 1 5 20 28 27 16 6 12 26 6 1960 1015.8 1013.5 1004.8 1009.6 1008.6 1006.2 1006.5 1007.4 1014.9 1014.3 1008.9 1012.9 1004.8 DAY 8 29 24 19 31 21 5 12 14 11 20 30 1961 1008.5 1010.1 1004.0 1010.5 1004.6 1002.0 1007.1 1009.3 1009.2 1014.4 1011.2 1007.1 1002.0 DAY 22 14 9 1 30 6 12 7 21 17 23 22 1962 1009.8 1003.8 1002.6 1008.0 1005.9 1005.5 1009.0 1009.3 1011.4 1009.4 1019.3 1012.9 1002.6 DAY 5 18 28 5 11 9 14 20 12 10 10 23 1963 1014.3 1011.1 1007.2 1006.5 1005.8 1009.0 1009.5 1010.2 1011.6 1016.1 1013.7 1006.2 1005.8 DAY 4 12 20 16 11 16 5 2 3 31 16 11 1964 998.8 1011.3 1007.5 1003.7 1008.7 1007.4 1007.6 1006.5 1013.0 1012.4 1002.2 1011.2 998.8 DAY 19 4 4 9 12 29 2 12 11 3 26 24 1965 1002.9 999.8 1007.3 1002.6 1009.8 1007.9 1005.3 1011.1 1014.9 1003.5 1012.3 1011.9 999.8 DAY 11 23 24 4 2 18 12 27 17 25 9 24 1966 1011.3 1008.9 995.5 1005.5 1011.7 1006.1 1006.9 1007.0 1012.5 1011.5 1017.9 1007.8 995.5 DAY 27 3 20 14 4 14 17 5 8 15 16 12 1967 1010.1 1006.2 999.7 1001.8 1008.9 1007.1 1005.4 1008.6 1008.5 1014.5 1012.5 1004.1 999.7 DAY 21 15 23 26 31 5 10 6 18 11 25 23 1968 1004.7 1012.2 1008.3 1004.3 1011.2 1007.9 1007.1 1007.5 1012.0 1009.6 1016.2 1010.3 1004.3 DAY 16 20 10 24 17 20 1 1 9 25 29 9 1969 1009.2 1011.6 1005.7 1004.3 1007.0 1007.0 1009.1 1008.0 1011.7 1009.6 1012.4 1010.9 1004.3 DAY 23 13 21 13 2 17 29 8 10 29 9 31 1970 1005.1 1008.9 1008.2 1008.6 1009.7 1007.9 1007.9 1006.0 1010.3 1010.5 1015.8 1013.6 1005.1 DAY 23 19 23 20 20 8 1 27 6 8 12 2 1971 1010.6 1003.2 1008.0 1004.0 1008.5 1005.7 1006.6 1009.5 1014.0 1011.2 1012.4 1010.0 1003.2 DAY 14 8 20 14 11 6 23 19 2 9 5 20 1972 1012.0 1011.8 1002.4 1005.3 1003.5 1004.4 1008.2 1006.5 1012.9 1014.7 1013.6 1014.6 1002.4 DAY 14 15 18 25 3 24 31 1 14 30 7 16 1973 1003.5 1001.8 1009.6 1007.4 1008.4 1005.8 1006.1 1011.4 1013.6 1013.0 1013.1 1011.5 1001.8 DAY 16 22 4 19 30 16 11 4 9 30 19 7 1974 1006.1 1013.4 1013.6 1004.0 1010.1 1009.1 1007.6 1009.4 1009.6 1016.7 1014.3 1010.1 1004.0 DAY 25 12 28 20 27 3 5 16 3 29 24 23 1975 1011.1 1004.9 1007.0 1011.1 1010.5 1009.3 1007.9 1006.4 1007.1 1010.4 1010.6 1009.0 1004.9 DAY 5 11 2 21 15 24 5 14 10 4 29 23 1976 1010.3 1006.8 1008.4 1011.7 1008.7 1010.5 1006.8 1010.2 1013.0 1010.5 1014.1 1012.6 1006.8 DAY 13 5 14 22 21 3 4 10 23 17 29 11 1977 1013.5 1009.4 1013.0 1006.6 1009.8 1005.3 1006.4 1005.1 1015.4 1011.4 1009.6 1011.6 1005.1 DAY 9 7 27 25 25 22 2 17 12 5 18 10 1978 1005.4 1012.5 1007.3 1005.7 1002.9 998.9 1005.4 1010.0 1011.7 1013.5 1014.7 1006.4 998.9 DAY 21 22 13 25 30 22 2 14 2 1 1 16 1979 1009.8 1008.3 1007.3 1011.4 1006.2 1006.9 1007.5 1008.7 1014.6 1015.2 1007.8 1006.8 1006.2 DAY 7 11 28 13 17 23 6 14 6 4 29 1 1980 1010.6 1009.0 1001.6 1007.4 1011.2 1005.3 1008.7 1009.2 1011.3 1013.4 1013.5 1011.4 1001.6 DAY 7 12 19 16 10 17 3 20 21 5 25 12 1981 1008.6 1007.6 999.4 1005.5 1005.8 1004.7 1009.2 1011.3 1014.1 1017.4 1013.3 1012.9 999.4 DAY 3 1 28 6 16 5 2 13 17 15 5 19 1982 1009.5 1005.8 1006.4 1008.4 1012.0 1011.1 1004.4 1004.6 1015.6 1014.0 1013.5 1013.4 1004.4 DAY 17 5 19 19 15 28 31 1 11 1 6 28 1983 1007.0 1006.9 1008.4 1011.6 1011.1 1009.3 1005.7 1007.9 1013.8 1012.8 1015.2 1006.9 1005.7 DAY 24 18 6 24 12 22 27 4 8 4 12 12 1984 1014.3 1009.0 1007.3 1008.0 1006.0 1008.7 1008.3 1008.4 1013.8 1009.4 1008.1 1011.5 1006.0 DAY 17 8 15 10 30 21 15 8 8 18 12 7 1985 1013.9 1001.0 1004.6 1009.4 1010.2 1007.9 1009.2 1011.4 1012.7 1013.3 1018.5 1005.5 1001.0 DAY 2 6 24 15 1 20 20 6 7 11 8 19 1986 1005.1 1013.7 1012.4 1011.4 1009.6 1007.1 1010.6 1011.5 1014.7 1014.6 1011.4 1010.4 1005.1 DAY 20 16 10 12 3 13 20 6 29 5 9 31 1987 1009.2 1011.3 1001.9 1009.0 1010.2 1011.4 1007.2 1009.5 1011.9 1016.2 1011.9 1007.9 1001.9 DAY 27 10 14 20 23 5 3 15 6 4 7 24 1988 1006.9 1010.5 1003.3 1010.0 1008.1 1003.1 1007.6 1008.4 1011.4 1014.0 1010.7 1004.7 1003.1 DAY 29 2 5 30 29 23 1 29 5 31 20 26 1989 1007.9 1008.6 999.9 1009.8 1010.7 1009.2 1010.1 1007.5 1009.8 1010.3 1014.0 1007.6 999.9 DAY 17 23 30 29 7 10 5 1 13 2 20 5 1990 1012.9 1004.3 1012.2 1006.0 1000.0 1007.3 1009.2 1009.7 1013.1 1014.4 1012.4 1012.3 1000.0 DAY 5 16 25 16 13 27 30 8 14 26 1 25 1991 1010.3 1011.1 1001.9 1007.2 1002.6 1007.6 1003.7 1009.2 1011.5 1017.2 1013.7 1011.5 1001.9 DAY 25 4 7 10 23 12 8 12 3 4 5 26 1992 1008.7 1005.9 1004.3 1007.9 1010.3 1006.3 1008.6 1011.1 1012.8 1015.1 1007.3 1011.8 1004.3 DAY 1 11 31 15 10 27 24 1 18 11 26 28 1993 1008.0 1011.1 1005.2 1010.0 1010.5 1009.5 1010.7 1011.1 1011.4 1014.6 1005.9 1013.9 1005.2 DAY 9 3 22 14 7 19 1 12 14 1 14 5 1994 1010.6 1006.5 1007.8 1006.8 1006.9 1007.5 1008.1 1007.0 1015.7 1015.8 1005.2 1003.5 1003.5 DAY 17 1 15 2 6 22 21 2 1 14 26 4 1995 1012.7 1009.7 1003.2 1011.4 1011.4 1005.2 1003.5 1008.7 1010.1 1014.0 1005.7 1017.2 1003.2 DAY 1 5 26 18 7 30 1 13 19 4 26 25 1996 1013.1 1007.4 1005.3 1007.2 1013.4 1009.2 1009.3 1008.7 1006.3 1008.7 1017.6 1013.6 1005.3 DAY 7 5 26 10 30 5 6 8 9 27 29 25 1997 1008.9 1011.3 1005.5 1004.7 1009.8 1007.8 1004.7 1008.7 1008.1 1014.8 1016.2 1009.4 1004.7 DAY 16 23 25 10 4 24 16 14 2 23 5 10 1998 1002.9 1006.2 1003.8 1007.4 1003.7 1011.4 1001.6 1010.6 1010.6 1010.6 1016.0 1011.6 1001.6 DAY 13 14 30 21 30 24 6 13 3 2 16 21 1999 1012.7 1006.2 1009.4 1009.8 1007.4 1001.7 1007.1 1009.3 1010.5 1015.5 1011.3 1014.0 1001.7 DAY 10 21 21 9 14 25 12 7 13 31 26 14 2000 1006.1 1005.7 1007.2 1010.7 1007.1 1007.9 1008.7 1008.6 1008.6 1015.1 1017.9 1011.9 1005.7 DAY 21 7 9 23 27 24 11 3 1 1 22 16 2001 1015.6 1001.8 1006.1 1008.7 1005.4 1005.4 1005.8 1006.6 1010.0 1013.4 1009.3 1013.5 1001.8 DAY 1 21 26 13 30 18 18 27 5 31 17 5 2002 1008.4 1008.1 1008.0 999.9 1008.7 1002.7 1007.4 1006.8 1013.4 1013.7 1012.3 1005.5 999.9 DAY 8 27 28 4 12 21 25 17 18 22 12 22 2003 1010.2 1003.5 1006.2 1012.0 1009.5 1008.4 1007.5 1010.2 1009.6 1011.2 1011.9 1012.9 1003.5 DAY 29 19 21 27 30 30 8 1 7 27 14 7 2004 1008.5 1007.9 1007.3 1003.2 1002.8 1008.5 1007.5 1007.3 1011.7 1014.8 1010.1 1012.7 1002.8 DAY 23 15 31 17 14 18 11 12 11 3 23 20 2005 1001.8 1006.0 1002.9 1010.7 1003.1 1004.3 1005.2 1006.9 1011.2 1012.8 1013.0 1008.7 1001.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 1951-2005 998.8 993.8 995.5 999.9 1000.0 998.9 999.9 999.7 1002.9 997.3 1002.2 1001.0 993.8 YEAR-DAY 64-19 52-23 66-20 2- 4 90-13 78-22 58- 9 51- 5 51-11 51- 5 64-26 51-17 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 97 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1002.8 1002.3 1000.0 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.5 1025.3 ****** 1954 1016.1 1018.5 1020.6 1012.4 1009.4 1006.8 1001.9 1006.6 1013.0 1017.6 1023.8 1024.2 1014.2 1955 1024.2 1017.3 1016.5 1016.5 1012.5 1006.9 1002.6 1005.0 1011.9 1018.6 1019.9 1018.6 1014.2 1956 1022.2 1019.7 1016.4 1013.4 1010.1 1008.7 1003.3 1007.9 1012.6 1019.0 1020.2 1025.6 1014.9 1957 1023.0 1023.2 1016.5 1017.5 1010.9 1009.3 1005.8 1008.0 1013.0 1019.3 1022.4 1021.5 1015.9 1958 1019.8 1019.4 1013.8 1013.1 1013.9 1005.2 1002.2 1007.5 1010.9 1018.6 1027.1 1020.5 1014.3 1959 1020.9 1019.7 1018.5 1013.4 1010.1 1006.1 1003.2 1003.2 1008.1 1016.3 1022.5 1026.5 1014.0 1960 1021.4 1019.2 1017.7 1014.2 1012.6 1006.1 1004.0 1004.9 1012.8 1017.3 1021.0 1022.1 1014.4 1961 1022.4 1021.5 1015.2 1013.5 1008.8 1006.4 1002.4 1006.0 1009.2 1020.2 1018.3 1017.6 1013.5 1962 1022.0 1016.8 1013.1 1012.5 1010.6 1007.2 1003.1 1008.0 1013.9 1017.7 1026.2 1019.9 1014.2 1963 1018.7 1016.8 1013.7 1009.0 1006.8 1005.9 1003.4 1006.3 1011.9 1016.6 1019.4 1021.7 1012.5 1964 1026.3 1019.1 1014.7 1010.8 1010.3 1004.5 1002.5 1003.8 1011.5 1020.7 1018.9 1027.2 1014.2 1965 1020.8 1016.4 1018.3 1009.9 1010.1 1005.9 1002.8 1007.4 1013.1 1014.8 1018.2 1018.9 1013.0 1966 1018.8 1015.6 1013.8 1011.5 1011.3 1004.7 1003.8 1003.9 1010.8 1018.0 1025.4 1018.8 1013.0 1967 1022.9 1019.7 1012.7 1011.6 1010.8 1006.5 1002.4 1004.5 1009.4 1018.1 1017.2 1018.0 1012.8 1968 1015.7 1020.2 1015.2 1014.7 1011.8 1005.9 1004.6 1004.5 1010.4 1017.0 1020.2 1019.4 1013.3 1969 1023.1 1024.7 1015.1 1013.4 1011.3 1005.4 1004.2 1007.4 1012.5 1016.2 1022.2 1019.6 1014.6 1970 1021.4 1017.2 1017.5 1014.6 1007.7 1006.2 1002.9 1003.4 1011.1 1015.9 1019.1 1022.4 1013.3 1971 1025.9 1015.4 1015.8 1011.8 1008.7 1003.2 1003.0 1005.7 1012.7 1017.6 1018.4 1017.9 1013.0 1972 1026.7 1028.7 1019.3 1013.3 1009.9 1006.9 1004.6 1009.5 1012.5 1017.5 1019.8 1026.3 1016.3 1973 1025.1 1017.2 1018.0 1010.5 1010.8 1005.3 1002.2 1006.8 1014.2 1017.3 1019.0 1024.1 1014.2 1974 1023.8 1026.7 1021.7 1011.4 1010.4 1005.8 1003.8 1007.4 1012.7 1020.1 1021.8 1021.6 1015.6 1975 1022.9 1019.2 1016.3 1015.1 1009.8 1005.0 1002.2 1005.3 1011.6 1017.3 1023.4 1023.4 1014.3 1976 1017.6 1021.6 1018.9 1013.9 1010.3 1007.2 1002.2 1004.7 1011.2 1016.4 1025.3 1023.9 1014.4 1977 1026.2 1023.2 1018.6 1010.9 1010.6 1003.5 1002.1 1006.0 1013.1 1018.4 1019.5 1021.2 1014.4 1978 1022.5 1021.9 1016.6 1010.1 1009.6 1005.5 1004.5 1006.7 1010.6 1018.4 1024.3 1019.2 1014.2 1979 1023.3 1017.8 1017.6 1012.5 1013.9 1008.8 1004.5 1006.4 1013.9 1015.9 1023.5 1019.4 1014.8 1980 1021.7 1022.0 1016.5 1009.7 1010.0 1006.4 1003.8 1006.8 1011.8 1015.9 1018.5 1019.3 1013.6 1981 1019.7 1017.8 1013.6 1012.4 1010.9 1007.3 1003.9 1006.7 1013.7 1020.3 1018.1 1020.2 1013.7 1982 1021.1 1019.1 1016.7 1012.9 1014.1 1008.0 1003.7 1007.2 1014.3 1017.3 1023.2 1023.7 1015.1 1983 1021.1 1018.1 1018.4 1013.5 1010.5 1007.7 1002.7 1005.0 1011.9 1018.6 1020.1 1023.5 1014.3 1984 1021.7 1027.4 1016.5 1011.2 1009.3 1006.4 1002.2 1003.2 1013.2 1018.8 1019.8 1027.9 1014.8 1985 1020.8 1012.3 1021.8 1011.9 1010.4 1004.1 1004.2 1008.4 1011.8 1017.8 1021.5 1021.2 1013.8 1986 1020.5 1019.4 1021.8 1016.2 1010.4 1004.7 1005.5 1008.2 1013.5 1018.0 1020.8 1021.8 1015.1 1987 1021.4 1021.8 1013.6 1015.4 1012.3 1008.5 1006.1 1006.0 1013.8 1023.7 1022.5 1021.1 1015.5 1988 1022.2 1021.7 1013.9 1015.0 1012.4 1004.4 1003.1 1006.3 1012.6 1018.6 1018.9 1018.5 1014.0 1989 1024.3 1026.4 1015.6 1016.2 1014.0 1006.3 1004.4 1006.5 1011.3 1017.1 1021.3 1019.6 1015.3 1990 1024.5 1019.8 1020.6 1012.6 1010.5 1004.1 1004.8 1007.3 1010.7 1018.3 1020.4 1024.3 1014.8 1991 1023.1 1023.7 1019.3 1014.1 1009.4 1007.3 1003.8 1006.8 1012.9 1018.7 1022.9 1019.5 1015.1 1992 1022.4 1017.2 1019.9 1013.7 1015.0 1006.6 1005.1 1009.8 1014.0 1017.9 1019.7 1021.3 1015.2 1993 1023.3 1022.8 1018.9 1014.0 1012.6 1007.4 1005.6 1008.9 1011.6 1023.1 1022.6 1024.4 1016.3 1994 1021.5 1021.0 1017.3 1016.1 1010.4 1004.5 1003.1 1004.8 1017.3 1020.8 1016.8 1023.2 1014.7 1995 1022.6 1021.1 1018.2 1012.9 1012.7 1005.6 1001.4 1005.1 1011.2 1019.2 1017.6 1025.2 1014.4 1996 1025.5 1020.8 1017.8 1016.0 1012.8 1006.9 1004.4 1006.7 1007.0 1016.2 1024.1 1021.8 1015.0 1997 1019.4 1020.0 1014.0 1010.5 1011.4 1003.6 1000.9 1005.3 1011.9 1013.8 1021.5 1019.7 1012.7 1998 1019.0 1021.0 1015.7 1011.4 1011.7 1007.3 1002.3 1006.2 1010.2 1017.4 1019.1 1022.7 1013.7 1999 1021.1 1015.7 1016.8 1014.7 1010.9 1004.4 1002.9 1003.6 1009.8 1014.9 1019.3 1022.7 1013.1 2000 1018.6 1018.8 1015.4 1009.5 1006.9 1005.4 1003.8 1005.1 1008.8 1017.6 1023.2 1020.6 1012.8 2001 1024.7 1019.8 1015.6 1011.4 1006.7 1004.2 1004.7 1006.7 1011.6 1017.0 1018.2 1022.7 1013.6 2002 1021.9 1019.6 1015.9 1011.4 1010.7 1004.6 1005.5 1004.8 1012.1 1015.0 1021.3 1023.0 1013.8 2003 1022.0 1016.7 1016.7 1014.7 1013.5 1006.5 1002.5 1006.3 1011.2 1014.2 1021.3 1024.2 1014.1 2004 1017.3 1017.4 1019.4 1014.9 1007.8 1006.1 1004.9 1005.6 1013.1 1019.2 1017.9 1021.8 1013.8 2005 1020.4 1020.5 1014.0 1016.2 1011.3 1005.6 1003.8 1005.9 1010.5 1017.8 1021.6 1022.6 1014.2 MEAN 1021.8 1020.0 1016.8 1012.9 1010.6 1005.9 1003.5 1006.2 1011.9 1017.8 1021.0 1021.9 1014.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 98 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1009.6 1026.5 1004.4 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 14 20 29 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1038.3 1032.4 ****** DAY ** ** ** ** ** ** ** ** ** ** 10 13 1954 1029.8 1038.2 1037.7 1022.0 1019.8 1010.6 1005.1 1012.0 1020.4 1024.2 1043.1 1038.7 1043.1 DAY 18 22 6 30 2 21 12 20 24 15 26 16 1955 1033.4 1028.6 1028.1 1027.2 1023.8 1012.0 1009.4 1015.0 1021.3 1027.1 1034.7 1035.5 1035.5 DAY 9 25 22 13 27 2 10 21 30 13 12 2 1956 1033.8 1028.8 1024.1 1028.4 1017.0 1015.5 1009.8 1013.8 1026.9 1026.8 1035.0 1036.2 1036.2 DAY 22 19 2 2 23 12 24 29 29 26 13 19 1957 1032.4 1032.0 1029.9 1027.7 1017.1 1013.5 1018.8 1012.8 1016.5 1033.8 1036.5 1035.2 1036.5 DAY 26 8 30 22 12 21 5 17 16 19 24 23 1958 1027.6 1030.7 1027.6 1025.0 1021.0 1011.1 1012.1 1014.0 1019.4 1028.1 1035.0 1028.6 1035.0 DAY 20 13 28 24 13 23 15 25 21 31 22 24 1959 1027.8 1028.8 1029.7 1022.4 1019.0 1013.6 1007.5 1009.1 1016.6 1030.1 1031.7 1035.0 1035.0 DAY 3 11 15 28 5 9 16 27 25 20 22 28 1960 1030.1 1031.5 1029.5 1036.0 1022.0 1014.0 1012.4 1008.5 1017.0 1024.7 1032.9 1032.8 1036.0 DAY 19 11 20 8 5 7 16 15 21 31 26 5 1961 1033.8 1031.5 1032.4 1026.6 1017.7 1016.2 1007.5 1010.8 1017.0 1033.7 1028.7 1026.9 1033.8 DAY 10 22 4 17 2 9 24 9 25 25 29 3 1962 1035.2 1031.2 1027.1 1026.6 1016.5 1014.7 1008.7 1015.9 1029.0 1027.8 1038.5 1031.0 1038.5 DAY 24 11 6 19 14 11 30 26 25 12 26 26 1963 1029.4 1028.9 1022.8 1022.2 1015.8 1013.4 1007.8 1011.9 1025.0 1029.3 1029.4 1041.7 1041.7 DAY 6 7 1 2 14 13 29 5 24 18 27 26 1964 1040.1 1031.5 1025.7 1022.2 1015.0 1012.5 1008.1 1010.6 1019.4 1029.1 1035.1 1039.2 1040.1 DAY 30 28 9 25 21 3 28 22 17 30 11 10 1965 1031.2 1028.8 1033.6 1021.9 1022.6 1012.0 1007.8 1015.7 1021.9 1028.7 1026.6 1025.4 1033.6 DAY 29 1 15 9 20 3 1 9 30 29 20 4 1966 1027.0 1025.5 1024.8 1024.2 1018.2 1011.3 1028.4 1007.2 1017.4 1028.6 1035.3 1036.0 1036.0 DAY 1 23 3 5 19 3 26 16 15 17 23 29 1967 1034.5 1034.5 1031.1 1022.5 1020.8 1017.7 1009.0 1009.4 1020.5 1027.2 1025.1 1027.0 1034.5 DAY 6 3 1 1 3 7 15 25 25 15 9 12 1968 1026.6 1032.3 1030.4 1025.0 1019.1 1016.9 1012.5 1013.4 1018.9 1026.9 1030.9 1031.7 1032.3 DAY 2 6 27 1 8 1 13 30 18 28 22 23 1969 1033.6 1034.9 1030.4 1023.3 1020.8 1016.9 1008.0 1013.7 1026.2 1025.1 1031.9 1026.2 1034.9 DAY 9 11 12 4 12 1 9 31 13 14 19 12 1970 1033.2 1024.6 1026.2 1024.7 1018.1 1021.5 1007.4 1009.3 1019.0 1024.0 1033.4 1037.0 1037.0 DAY 14 28 13 22 9 11 8 30 18 12 14 16 1971 1033.0 1025.2 1027.9 1026.6 1017.1 1008.7 1006.5 1009.6 1017.5 1028.3 1028.8 1029.4 1033.0 DAY 24 1 7 9 2 18 4 2 24 11 20 28 1972 1038.9 1042.3 1032.8 1024.2 1022.7 1015.1 1008.1 1015.8 1020.1 1024.2 1030.8 1036.9 1042.3 DAY 31 1 20 16 23 1 15 25 18 26 9 26 1973 1043.7 1032.2 1031.8 1021.7 1022.4 1012.1 1007.0 1011.9 1028.9 1022.4 1028.6 1036.8 1043.7 DAY 26 7 10 11 8 3 1 30 30 1 12 26 1974 1036.7 1037.4 1033.1 1022.4 1016.2 1009.6 1008.8 1014.4 1018.5 1028.9 1031.6 1031.2 1037.4 DAY 5 4 10 26 2 1 17 26 24 15 17 3 1975 1041.0 1026.9 1028.0 1027.4 1018.8 1010.7 1005.1 1014.5 1020.5 1028.8 1038.1 1036.2 1041.0 DAY 15 24 5 2 4 17 15 18 29 21 15 5 1976 1028.7 1036.5 1031.3 1027.4 1018.1 1011.5 1010.4 1010.1 1020.5 1035.9 1037.5 1033.0 1037.5 DAY 1 21 27 3 1 14 22 27 11 31 14 21 1977 1036.8 1030.5 1032.9 1023.4 1017.1 1009.0 1006.3 1012.8 1022.3 1032.6 1028.0 1038.3 1038.3 DAY 6 3 10 1 1 4 18 20 30 23 27 13 1978 1038.8 1037.7 1026.1 1024.1 1023.3 1020.2 1011.6 1013.4 1020.1 1026.3 1033.5 1039.0 1039.0 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 1038.6 1028.1 1034.6 1025.8 1023.7 1017.7 1009.8 1014.5 1022.3 1026.6 1033.5 1029.7 1038.6 DAY 18 13 6 27 25 11 20 29 23 9 13 22 1980 1031.7 1035.8 1027.3 1022.2 1017.9 1016.9 1010.3 1017.3 1020.6 1022.8 1026.9 1028.3 1035.8 DAY 15 2 28 2 16 1 18 30 26 23 5 17 1981 1029.5 1025.8 1027.7 1024.5 1021.3 1015.6 1010.0 1011.1 1024.9 1027.9 1027.5 1027.9 1029.5 DAY 9 28 8 10 22 9 30 31 23 24 26 1 1982 1035.1 1033.6 1024.6 1029.5 1026.0 1016.9 1010.0 1012.8 1022.8 1030.1 1031.1 1037.1 1037.1 DAY 19 11 30 4 10 7 8 16 21 25 11 10 1983 1036.1 1028.4 1026.7 1020.9 1017.9 1020.9 1010.8 1010.1 1020.9 1025.0 1040.8 1034.6 1040.8 DAY 8 10 14 29 16 1 1 9 15 20 26 4 1984 1031.1 1039.4 1027.8 1022.0 1016.9 1011.0 1005.5 1008.4 1020.0 1030.4 1031.3 1037.6 1039.4 DAY 5 19 5 4 12 16 4 31 22 22 27 18 1985 1030.0 1028.6 1040.0 1031.0 1021.0 1011.0 1007.8 1013.9 1022.2 1028.4 1029.8 1031.9 1040.0 DAY 23 24 5 17 13 6 16 31 22 31 25 14 1986 1034.4 1026.2 1031.3 1026.5 1021.9 1011.0 1010.2 1013.0 1024.9 1028.8 1034.0 1036.4 1036.4 DAY 28 22 3 5 19 2 4 9 30 15 21 11 1987 1038.9 1033.5 1028.5 1026.9 1020.6 1013.9 1014.5 1011.7 1024.9 1037.6 1039.6 1038.3 1039.6 DAY 21 1 23 22 1 21 11 8 24 28 30 1 1988 1037.6 1036.2 1024.2 1033.1 1026.6 1014.5 1007.7 1011.3 1022.5 1028.3 1029.2 1030.0 1037.6 DAY 3 7 17 9 5 1 24 21 25 16 6 24 1989 1037.2 1035.7 1024.9 1024.2 1025.5 1013.6 1007.5 1013.6 1025.7 1029.5 1030.0 1025.7 1037.2 DAY 27 4 1 9 1 2 22 20 23 24 1 27 1990 1034.8 1033.5 1038.2 1024.3 1023.4 1010.8 1008.7 1012.1 1015.3 1033.7 1033.8 1036.5 1038.2 DAY 27 8 17 3 15 8 15 30 24 15 14 28 1991 1032.2 1038.0 1031.3 1024.7 1016.9 1014.8 1008.4 1013.6 1023.1 1023.9 1029.0 1033.2 1038.0 DAY 12 15 12 15 5 24 12 22 28 13 23 17 1992 1037.2 1029.5 1033.9 1020.1 1026.5 1014.0 1011.3 1021.7 1024.2 1028.1 1033.1 1028.2 1037.2 DAY 10 16 12 8 2 6 14 31 30 16 4 3 1993 1037.2 1031.5 1032.1 1025.5 1027.8 1017.8 1010.4 1013.1 1023.2 1030.1 1034.6 1030.6 1037.2 DAY 6 9 17 24 9 23 29 18 23 8 26 9 1994 1034.1 1037.3 1031.7 1035.2 1019.3 1010.8 1007.8 1010.5 1024.4 1029.2 1023.5 1036.9 1037.3 DAY 10 18 1 5 19 8 2 8 23 23 7 8 1995 1036.6 1030.4 1028.1 1022.3 1023.0 1014.1 1005.8 1013.8 1024.1 1035.6 1030.8 1034.8 1036.6 DAY 7 18 5 7 28 1 25 25 22 18 28 11 1996 1042.0 1031.6 1025.8 1029.3 1021.7 1013.5 1013.4 1020.9 1018.7 1031.1 1036.8 1034.0 1042.0 DAY 10 27 20 4 4 12 3 30 25 2 18 8 1997 1032.4 1030.6 1031.5 1021.4 1020.1 1009.6 1006.3 1012.6 1021.9 1023.5 1037.0 1030.3 1037.0 DAY 19 21 11 13 8 4 22 24 7 8 7 28 1998 1029.4 1036.2 1027.9 1022.1 1026.4 1012.6 1006.7 1010.5 1018.7 1034.5 1029.0 1032.4 1036.2 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 1039.5 1027.0 1026.9 1028.8 1019.5 1013.7 1010.2 1010.0 1018.4 1026.0 1031.6 1034.5 1039.5 DAY 2 12 19 23 9 17 13 19 28 26 30 1 2000 1028.6 1030.7 1029.1 1021.1 1017.9 1014.8 1009.4 1010.7 1016.9 1028.2 1037.1 1031.3 1037.1 DAY 31 29 27 3 5 13 26 18 29 16 17 10 2001 1035.5 1035.3 1031.0 1028.1 1013.9 1016.0 1009.6 1011.7 1022.7 1030.1 1031.2 1033.2 1035.5 DAY 25 10 11 1 19 2 30 14 22 27 20 3 2002 1031.9 1035.6 1036.4 1024.6 1021.4 1012.5 1012.9 1012.8 1016.6 1022.8 1031.9 1043.2 1043.2 DAY 17 19 11 1 17 24 3 31 21 23 18 3 2003 1030.2 1026.3 1031.5 1025.3 1028.7 1016.9 1008.3 1009.9 1023.0 1021.9 1034.4 1041.5 1041.5 DAY 19 13 2 16 1 7 4 8 27 15 23 12 2004 1029.4 1023.5 1035.2 1025.6 1018.6 1015.9 1011.0 1011.2 1019.6 1028.2 1027.7 1035.1 1035.2 DAY 1 10 9 6 22 6 6 7 21 15 30 3 2005 1030.5 1032.5 1025.5 1035.0 1020.3 1012.8 1008.3 1014.5 1016.5 1029.5 1030.0 1038.8 1038.8 DAY 8 17 27 6 19 9 16 27 9 24 27 30 1951-2005 1043.7 1042.3 1040.0 1036.0 1028.7 1021.5 1028.4 1021.7 1029.0 1037.6 1043.1 1043.2 1043.7 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 1 70-11 66-26 92-31 62-25 87-28 54-26 2- 3 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 99 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 995.8 995.6 995.7 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 27 3 2 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1005.4 1013.1 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1006.2 1002.8 1001.0 1008.0 1003.2 1002.4 1000.1 1000.4 1007.6 1010.3 1014.0 1012.6 1000.1 DAY 3 9 25 18 15 9 9 10 3 3 3 7 1955 1015.9 1000.4 1001.1 1005.8 1001.0 1000.2 997.4 995.1 1005.0 1012.9 1011.5 1008.2 995.1 DAY 25 23 4 8 3 10 29 7 1 7 24 19 1956 1008.8 1005.6 1005.4 1003.0 1002.3 1001.2 998.1 1002.7 1005.0 1009.2 1005.5 1010.0 998.1 DAY 31 29 30 27 26 28 20 4 13 17 8 11 1957 1008.1 1007.7 1001.8 1010.4 1005.7 1002.2 998.8 997.0 1009.0 1006.0 1012.2 1007.5 997.0 DAY 19 27 7 9 8 30 13 8 29 9 18 7 1958 1008.6 1008.9 1003.0 996.8 1003.4 1000.1 991.0 1003.0 1001.6 1011.5 1013.1 1011.8 991.0 DAY 30 3 23 20 1 30 9 1 3 16 7 9 1959 1011.8 1008.4 1007.0 1004.4 998.5 984.3 999.2 997.5 1002.0 1006.6 1015.8 1019.0 984.3 DAY 23 26 18 5 20 18 27 16 15 12 20 23 1960 1014.5 1010.0 1001.0 1005.5 1000.4 997.2 985.6 999.0 1007.0 1009.0 1006.1 965.0 965.0 DAY 24 22 24 19 31 21 5 11 1 11 20 27 1961 1005.0 1009.7 1002.3 1003.0 997.0 993.2 997.8 1000.7 1000.9 1008.4 1007.0 1005.4 993.2 DAY 22 14 17 30 30 6 12 7 1 17 23 22 1962 1008.1 999.3 996.5 1003.7 998.4 996.3 1000.0 1001.0 1003.3 1002.7 1016.4 1012.3 996.3 DAY 5 18 28 5 11 9 14 20 12 10 7 23 1963 1013.3 1008.2 1002.3 1001.5 1000.2 1000.8 1000.6 1001.7 1003.7 1011.6 1010.7 1005.1 1000.2 DAY 2 26 31 16 6 16 5 2 3 17 16 11 1964 1001.0 1011.3 1004.5 998.2 1001.9 998.7 998.0 997.0 1005.8 1006.1 999.6 1011.1 997.0 DAY 19 24 13 7 12 16 10 12 11 3 26 24 1965 1001.2 998.5 1003.8 996.7 1002.3 998.2 995.4 1001.9 1007.5 996.7 1007.8 1010.2 995.4 DAY 11 23 24 20 2 18 12 27 18 25 9 15 1966 1008.4 1004.3 991.1 1001.2 1004.1 995.4 997.6 997.8 1005.7 1007.0 1015.5 1005.0 991.1 DAY 27 3 20 14 4 14 17 5 8 15 16 12 1967 1009.0 1004.8 996.7 995.2 1000.6 998.3 996.7 999.1 1002.2 1008.7 1009.5 1003.9 995.2 DAY 21 15 23 25 31 21 10 4 18 1 25 23 1968 1000.8 1011.4 1005.1 998.0 1004.6 998.8 998.0 999.0 1005.0 1005.0 1014.4 1010.3 998.0 DAY 16 20 14 24 17 20 1 1 10 25 29 9 1969 1010.2 1014.6 1001.4 1000.1 1000.9 998.0 1000.8 998.7 1003.4 1006.5 1007.9 1010.8 998.0 DAY 20 13 21 13 2 23 23 8 10 29 9 24 1970 1006.4 1005.6 1002.7 1001.2 1001.2 999.4 998.7 997.3 1003.3 1003.3 1012.3 1011.7 997.3 DAY 23 19 23 20 20 20 11 27 6 15 12 10 1971 1010.9 1001.9 1002.9 997.7 1001.2 998.3 998.5 1001.4 1005.5 1003.4 1008.6 1010.5 997.7 DAY 13 8 20 14 11 6 23 19 2 9 5 14 1972 1014.4 1018.8 1001.4 999.2 996.7 995.2 1000.7 998.4 1005.5 1009.7 1010.0 1014.8 995.2 DAY 14 18 18 25 3 24 31 1 14 30 4 17 1973 1002.4 1000.6 1004.5 1001.1 1001.3 996.5 996.7 1001.9 1006.3 1009.0 1008.9 1010.8 996.5 DAY 16 22 4 19 30 16 11 1 1 30 3 7 1974 1007.5 1014.8 1010.0 997.5 1002.6 1001.5 998.8 1001.8 1002.6 1013.0 1012.9 1010.1 997.5 DAY 25 12 28 20 23 3 5 16 3 29 24 23 1975 1011.5 1002.9 1001.4 1005.4 1004.4 1000.3 998.1 997.6 999.0 1004.2 1010.0 1006.7 997.6 DAY 5 11 27 15 15 13 10 15 10 4 29 23 1976 1010.3 1006.2 1005.4 1006.8 1001.6 1001.8 997.5 1000.8 1005.2 1004.8 1012.8 1010.8 997.5 DAY 13 11 22 18 28 3 4 10 4 17 28 11 1977 1014.9 1009.1 1007.3 999.8 1002.0 995.0 997.4 995.4 1008.4 1005.3 1007.2 1011.6 995.0 DAY 29 7 4 25 25 22 2 17 12 5 18 10 1978 1005.7 1010.2 1003.7 999.3 995.8 989.5 996.0 1001.4 1005.1 1007.1 1010.5 1004.6 989.5 DAY 21 22 25 25 30 22 2 14 2 1 1 16 1979 1008.5 1007.7 1004.3 1005.1 999.3 997.7 998.6 1000.6 1008.1 1008.9 1005.8 1003.9 997.7 DAY 7 11 28 13 17 23 31 14 5 4 29 1 1980 1008.5 1009.0 997.8 1000.3 1005.5 996.0 1000.1 1000.3 1004.6 1005.3 1011.3 1010.9 996.0 DAY 7 12 19 16 23 17 31 20 21 5 23 11 1981 1009.0 1007.6 993.8 1000.1 998.7 995.6 1000.0 1003.0 1005.6 1012.3 1007.4 1010.5 993.8 DAY 3 1 28 29 16 5 5 14 17 15 5 19 1982 1004.9 1004.6 1000.5 1002.1 1005.1 1003.2 994.5 995.1 1008.7 1008.5 1011.4 1013.6 994.5 DAY 29 5 19 28 21 28 31 1 11 5 6 28 1983 1003.3 1005.6 1004.7 1004.8 1004.2 1000.0 995.8 998.7 1006.0 1006.3 1010.9 1007.0 995.8 DAY 24 18 6 24 29 22 28 4 8 4 12 12 1984 1014.3 1009.8 1003.7 1000.9 996.7 1000.5 998.3 999.6 1007.8 1002.9 1004.0 1011.8 996.7 DAY 9 8 13 10 30 21 15 8 8 18 12 14 1985 1014.6 998.2 1001.2 1003.4 1003.6 998.8 1000.2 1002.8 1005.6 1008.2 1015.8 1002.8 998.2 DAY 11 6 24 15 4 21 28 7 7 11 11 19 1986 1004.5 1011.8 1011.6 1006.6 1002.0 999.4 1001.8 1003.5 1008.4 1008.7 1008.4 1009.7 999.4 DAY 20 26 10 12 3 13 18 3 29 5 9 28 1987 1007.2 1009.6 999.4 1003.1 1003.5 1003.3 999.7 1000.7 1004.1 1011.1 1007.3 1004.0 999.4 DAY 27 10 14 20 23 5 8 15 6 3 7 24 1988 1007.5 1008.7 1002.0 1004.4 999.4 993.6 998.8 1001.2 1003.2 1010.0 1008.1 1002.5 993.6 DAY 29 2 5 15 29 24 16 29 5 21 14 27 1989 1012.5 1010.5 997.8 1004.0 1004.8 1001.7 1000.3 999.7 1002.5 1004.0 1012.2 1006.6 997.8 DAY 17 23 30 29 7 24 1 2 14 2 20 5 1990 1014.0 1004.0 1009.9 1002.3 991.7 997.8 1000.2 1000.6 1005.3 1009.6 1009.7 1014.8 991.7 DAY 23 16 25 16 13 27 30 8 14 26 1 18 1991 1011.8 1011.0 1000.9 1002.9 997.4 999.4 993.7 1000.6 1003.8 1013.3 1010.5 1010.7 993.7 DAY 25 4 7 5 23 12 8 12 3 4 5 1 1992 1008.9 1003.9 1001.8 1002.2 1004.6 997.6 1000.2 1001.3 1006.2 1010.8 1004.5 1013.7 997.6 DAY 3 25 31 15 10 27 24 1 18 11 26 22 1993 1011.7 1010.0 1003.6 1005.5 1004.9 1000.8 1002.2 1003.8 1003.7 1008.7 1005.0 1015.1 1000.8 DAY 9 3 22 12 7 19 1 12 14 1 14 5 1994 1009.9 1006.3 1006.5 1003.2 999.7 998.8 999.5 997.4 1009.0 1012.2 1003.8 1000.9 997.4 DAY 5 1 15 2 6 17 21 2 1 15 26 4 1995 1013.6 1007.7 998.9 1008.4 1003.6 994.9 993.5 999.0 1002.0 1008.4 1005.0 1018.8 993.5 DAY 17 5 26 20 7 30 16 13 19 4 26 26 1996 1010.4 1006.8 1001.1 1004.9 1006.7 1000.3 1000.3 999.7 996.0 1003.1 1015.4 1011.2 996.0 DAY 7 10 26 13 30 2 28 8 9 27 2 23 1997 1008.7 1008.6 1000.4 999.0 1002.9 998.0 993.8 999.1 998.2 1007.1 1010.5 1007.0 993.8 DAY 16 23 25 10 4 24 16 14 2 3 5 10 1998 1003.9 1003.0 997.1 999.5 996.1 1001.0 990.1 1001.2 1001.2 1002.0 1010.9 1009.8 990.1 DAY 13 8 30 21 30 29 6 13 3 2 1 21 1999 1011.7 1002.1 1006.3 1005.7 1000.1 992.2 997.8 998.6 1002.2 1009.0 1008.6 1011.6 992.2 DAY 17 21 21 14 14 25 12 7 13 13 26 14 2000 1005.2 1005.2 1001.7 1003.2 997.9 997.6 998.6 998.7 999.6 1009.3 1017.2 1012.5 997.6 DAY 21 7 25 22 27 24 11 3 1 1 3 12 2001 1015.0 1000.2 1001.4 1004.4 997.3 996.8 997.8 997.6 1002.0 1009.3 1005.8 1014.2 996.8 DAY 1 21 25 13 30 18 18 31 5 7 17 20 2002 1005.0 1004.9 1002.4 996.4 1001.7 994.1 998.9 997.6 1006.8 1008.5 1009.0 1005.3 994.1 DAY 8 27 28 4 30 21 25 9 18 22 12 22 2003 1011.8 1006.6 1001.5 1005.4 1002.8 1000.7 997.8 1001.2 1001.6 1005.5 1009.3 1011.0 997.8 DAY 29 19 21 27 30 18 19 1 7 27 14 7 2004 1009.4 1003.6 1001.4 998.7 994.8 1000.4 999.5 997.5 1004.2 1009.3 1008.3 1014.0 994.8 DAY 14 15 31 17 14 18 10 13 11 3 23 15 2005 1002.7 1004.3 1000.0 1004.3 997.7 994.7 995.6 997.7 1003.3 1007.6 1011.3 1006.6 994.7 DAY 23 2 24 30 6 21 6 7 5 20 9 26 1951-2005 1000.8 998.2 991.1 995.2 991.7 984.3 985.6 995.1 996.0 996.7 999.6 965.0 965.0 YEAR-DAY 68-16 85- 6 66-20 67-25 90-13 59-18 60- 5 55- 7 96- 9 65-25 64-26 60-27 60-27 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 100 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1013.6 1014.9 1010.1 1005.5 1001.4 998.9 996.2 998.7 1003.5 1005.6 1011.5 1012.2 1006.0 1952 1013.4 1006.8 1009.0 1015.0 1011.4 1007.5 1004.5 1006.8 1014.7 1018.7 1023.5 1026.4 1013.1 1953 1020.8 1016.7 1017.5 1016.5 1010.1 1006.1 1004.3 1007.4 1013.1 1020.6 1023.5 1026.8 1015.3 1954 1017.8 1020.3 1022.4 1013.9 1010.8 1008.3 1003.3 1007.1 1012.7 1017.5 1023.9 1024.2 1015.2 1955 1024.0 1017.0 1016.3 1015.7 1012.1 1006.6 1002.0 1004.4 1011.6 1018.3 1019.4 1018.4 1013.8 1956 1021.9 1019.2 1015.8 1012.8 1009.6 1008.6 1002.8 1007.3 1012.2 1018.7 1020.3 1025.7 1014.6 1957 1023.0 1023.0 1016.4 1017.5 1010.7 1009.2 1005.9 1008.3 1013.4 1019.6 1022.9 1022.2 1016.0 1958 1021.0 1020.1 1014.5 1013.3 1014.3 1005.9 1002.7 1007.9 1011.5 1019.2 1027.5 1021.0 1014.9 1959 1021.5 1020.9 1019.9 1014.1 1010.8 1007.6 1003.9 1004.1 1008.7 1017.4 1023.5 1027.8 1015.0 1960 1022.3 1020.2 1019.3 1015.7 1013.4 1006.7 1005.0 1005.3 1013.5 1018.3 1022.3 1025.4 1015.6 1961 1023.6 1022.8 1016.5 1014.6 1009.8 1007.1 1003.0 1006.9 1010.2 1021.4 1019.5 1018.9 1014.5 1962 1023.4 1018.2 1014.5 1013.6 1011.6 1008.2 1003.9 1009.0 1015.1 1018.8 1027.4 1021.1 1015.4 1963 1020.0 1018.0 1014.9 1009.8 1007.8 1006.6 1004.1 1007.1 1012.8 1017.6 1020.6 1023.0 1013.5 1964 1027.5 1020.1 1015.9 1011.9 1011.3 1005.8 1003.4 1004.7 1012.8 1021.9 1020.2 1028.4 1015.3 1965 1022.1 1017.7 1019.5 1011.1 1011.1 1007.0 1003.5 1008.3 1014.2 1015.9 1019.3 1020.2 1014.2 1966 1020.1 1017.0 1015.1 1012.8 1012.6 1005.7 1003.8 1004.9 1012.0 1019.3 1026.9 1020.2 1014.2 1967 1024.1 1021.1 1014.1 1012.5 1012.0 1007.6 1003.6 1005.6 1010.5 1019.2 1018.4 1019.4 1014.0 1968 1017.0 1021.6 1016.6 1015.8 1012.9 1007.0 1005.7 1005.5 1011.7 1018.1 1021.5 1020.9 1014.5 1969 1024.6 1026.1 1016.4 1014.5 1012.4 1006.2 1005.0 1008.4 1013.6 1017.3 1023.4 1021.0 1015.7 1970 1022.8 1018.6 1018.7 1016.0 1008.7 1007.2 1003.9 1004.4 1012.1 1017.0 1020.4 1023.9 1014.5 1971 1027.6 1016.7 1017.1 1013.0 1009.8 1004.2 1003.8 1006.8 1014.0 1018.7 1019.7 1019.1 1014.2 1972 1028.2 1030.7 1020.6 1013.8 1010.9 1007.7 1005.6 1010.5 1013.7 1018.4 1020.7 1028.1 1017.4 1973 1027.0 1018.5 1019.4 1011.4 1011.7 1006.3 1003.2 1007.6 1015.1 1018.3 1020.2 1025.9 1015.4 1974 1025.6 1028.7 1023.2 1012.3 1011.3 1006.8 1004.8 1008.3 1013.7 1021.0 1022.8 1023.5 1016.8 1975 1024.7 1020.8 1017.6 1016.1 1010.8 1006.0 1003.2 1006.2 1012.8 1018.5 1024.7 1025.1 1015.5 1976 1019.3 1023.2 1020.6 1014.8 1011.0 1008.1 1003.1 1005.7 1012.3 1017.4 1027.0 1025.8 1015.7 1977 1027.9 1024.6 1019.6 1011.8 1011.6 1004.5 1003.1 1007.0 1014.1 1019.3 1020.4 1022.9 1015.6 1978 1024.4 1023.7 1017.7 1010.9 1010.4 1006.4 1005.4 1007.8 1011.6 1019.5 1025.8 1021.2 1015.4 1979 ****** ****** ****** ****** ****** 1009.7 1005.4 1007.5 1014.7 1016.7 1024.8 1020.8 ****** 1980 1023.5 1024.0 1017.7 1010.5 1010.8 1007.3 1004.7 1007.6 1012.6 1016.8 1019.3 1020.8 1014.6 1981 1021.3 1019.2 1014.5 1013.2 1011.5 1008.1 1004.5 1007.5 1014.4 1021.0 1019.1 1021.7 1014.7 1982 1023.5 1020.5 1018.2 1013.7 1014.4 1009.3 1004.7 1006.7 1014.9 1018.1 1025.2 1025.4 1016.2 1983 1023.0 1019.5 1019.7 1014.3 1011.0 1008.5 1003.3 1005.6 1012.5 1019.4 1021.0 1024.8 1015.2 1984 1023.6 1029.1 1017.5 1012.0 1010.2 1007.1 1002.9 1003.9 1014.0 1019.8 1020.6 1029.6 1015.9 1985 1022.5 1013.8 1023.3 1012.8 1011.3 1005.1 1005.1 1009.3 1012.7 1018.7 1022.6 1023.0 1015.0 1986 1022.0 1021.1 1023.4 1017.0 1011.3 1005.8 1006.1 1008.2 1013.3 1017.7 1020.7 1021.8 1015.7 1987 1021.3 1021.7 1013.6 1015.1 1012.1 1008.5 1006.0 1005.9 1013.6 1023.7 1022.5 1020.9 1015.4 1988 1022.1 1021.9 1013.8 1014.7 1012.0 1004.3 1003.0 1006.2 1012.4 1018.4 1018.8 1018.5 1013.8 1989 1024.2 1026.4 1015.6 1016.1 1013.9 1006.3 1004.6 1006.5 1011.2 1017.0 1021.2 1019.5 1015.2 1990 1024.5 1019.7 1020.5 1012.5 1010.3 1004.2 1004.8 1007.2 1010.7 1018.1 1020.3 1024.3 1014.8 1991 1023.0 1023.6 1019.1 1013.8 1009.0 1007.2 1003.8 1006.7 1012.7 1018.5 1022.6 1019.5 1015.0 1992 1022.2 1017.1 1019.8 1013.5 1014.6 1006.3 1004.7 1009.4 1013.6 1017.7 1019.4 1021.1 1015.0 1993 1023.3 1022.3 1018.8 1013.8 1012.2 1007.2 1005.5 1008.7 1011.3 1022.9 1022.5 1024.3 1016.1 1994 1021.4 1021.1 1017.1 1015.8 1010.2 1004.4 1003.2 1004.8 1017.1 1020.7 1016.5 1023.2 1014.6 1995 1022.4 1021.0 1018.0 1012.5 1012.4 1005.3 1000.8 1004.7 1011.0 1018.9 1017.4 1025.1 1014.1 1996 1025.5 1020.7 1017.7 1015.8 1012.6 1006.6 1004.8 1007.6 1007.9 1017.2 1025.2 1022.8 1015.4 1997 1020.5 1021.1 1015.1 1011.5 1012.2 1004.6 1001.9 1006.1 1012.8 1014.8 1022.5 1020.8 1013.7 1998 1020.2 1022.0 1016.6 1012.4 1012.6 1008.2 1003.2 1007.1 1011.0 1018.3 1020.1 1023.7 1014.6 1999 1022.2 1016.8 1017.9 1015.6 1011.8 1005.3 1003.8 1004.3 1010.6 1015.8 1020.3 1023.8 1014.0 2000 1019.7 1019.9 1016.4 1010.4 1007.8 1006.3 1004.6 1006.0 1009.8 1018.6 1024.3 1021.6 1013.8 2001 1025.9 1019.8 1015.5 1011.3 1006.6 1004.1 1004.6 1006.7 1011.5 1017.0 1018.1 1022.6 1013.6 2002 1021.9 1019.5 1015.9 1011.4 1010.7 1004.6 1005.5 1004.8 1012.1 1015.1 1021.4 1023.1 1013.8 2003 1022.0 1016.7 1016.7 1014.6 1013.5 1006.5 1002.5 1006.3 1011.2 1014.2 1021.3 1024.2 1014.1 2004 1017.2 1017.4 1019.4 1014.9 1007.8 1006.1 1004.9 1005.6 1013.1 1019.2 1017.9 1021.8 1013.8 2005 1020.3 1020.4 1013.9 1016.2 1011.2 1005.6 1003.7 1005.9 1010.5 1017.8 1021.6 1022.5 1014.1 MEAN 1022.4 1020.4 1017.3 1013.6 1011.0 1006.5 1003.9 1006.5 1012.4 1018.2 1021.5 1022.7 1014.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 101 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1026.8 1026.8 1026.5 1014.7 1012.2 1004.6 1000.7 1004.0 1010.5 1020.5 1023.8 1023.6 1026.8 DAY 31 13 3 14 1 13 11 29 28 31 2 8 1952 1023.9 1015.8 1023.6 1024.6 1028.6 1020.7 1011.1 1012.4 1021.8 1026.8 1040.6 1040.0 1040.6 DAY 1 8 27 9 12 4 16 16 27 31 15 12 1953 1030.9 1030.3 1035.3 1028.2 1018.3 1016.3 1008.8 1012.2 1024.1 1038.9 1041.0 1034.1 1041.0 DAY 2 15 28 1 5 5 18 30 21 26 9 13 1954 1031.4 1040.8 1039.5 1023.7 1022.3 1011.9 1005.7 1011.7 1018.9 1023.7 1041.5 1039.2 1041.5 DAY 18 22 6 30 1 21 12 19 24 12 26 16 1955 1033.9 1027.7 1027.3 1026.9 1023.8 1011.8 1008.3 1015.2 1020.8 1026.4 1034.2 1035.3 1035.3 DAY 9 25 22 13 27 2 10 21 30 13 12 2 1956 1032.6 1028.5 1023.7 1028.4 1016.5 1014.9 1009.3 1013.6 1027.0 1027.0 1034.7 1035.8 1035.8 DAY 22 13 19 2 23 12 25 30 29 26 13 19 1957 1032.2 1031.4 1030.0 1028.5 1017.1 1012.9 1018.4 1013.5 1016.9 1034.4 1037.0 1036.7 1037.0 DAY 26 8 30 22 11 21 5 17 9 19 24 23 1958 1028.6 1031.5 1027.8 1024.9 1021.5 1011.2 1012.1 1014.2 1020.1 1028.6 1036.3 1029.6 1036.3 DAY 20 13 28 24 13 23 15 25 24 31 22 5 1959 1028.5 1030.0 1026.8 1022.6 1019.8 1014.4 1008.7 1012.1 1017.0 1031.5 1033.2 1036.6 1036.6 DAY 5 11 25 9 5 9 16 13 24 20 29 27 1960 1031.5 1032.4 1031.3 1037.2 1023.1 1014.8 1012.8 1009.2 1017.9 1025.8 1034.2 1034.1 1037.2 DAY 19 11 20 8 5 7 16 31 21 31 26 5 1961 1035.4 1032.9 1033.8 1028.0 1018.7 1017.3 1008.2 1011.6 1018.0 1035.0 1029.9 1028.1 1035.4 DAY 10 22 4 17 14 9 24 10 25 25 29 3 1962 1036.6 1032.6 1028.4 1027.9 1017.5 1015.4 1009.7 1016.7 1030.1 1028.9 1039.7 1032.3 1039.7 DAY 24 11 6 19 14 11 30 26 25 12 26 26 1963 1030.8 1030.1 1024.2 1023.2 1017.0 1014.1 1008.5 1012.6 1025.8 1030.3 1030.9 1043.4 1043.4 DAY 6 7 8 2 14 13 29 5 24 18 27 26 1964 1041.7 1032.9 1027.3 1023.5 1016.2 1013.7 1011.1 1011.6 1020.5 1030.6 1036.4 1041.0 1041.7 DAY 30 28 9 25 21 3 27 22 17 30 11 10 1965 1032.6 1030.3 1035.0 1023.4 1023.5 1013.1 1008.9 1016.9 1023.3 1030.2 1027.7 1026.7 1035.0 DAY 29 1 15 9 21 3 1 9 30 29 20 4 1966 1028.3 1026.9 1026.3 1025.5 1020.5 1012.6 1010.9 1008.7 1018.5 1029.9 1036.8 1036.4 1036.8 DAY 1 23 3 5 18 3 11 16 15 17 23 29 1967 1036.2 1036.1 1032.6 1023.9 1021.7 1019.1 1009.9 1010.6 1021.7 1028.2 1026.5 1028.4 1036.2 DAY 7 3 1 1 3 7 15 25 25 15 9 12 1968 1027.7 1033.8 1031.8 1026.4 1020.3 1018.2 1013.5 1014.5 1020.1 1028.3 1032.2 1033.1 1033.8 DAY 20 6 27 1 8 1 13 30 18 28 22 23 1969 1035.2 1036.6 1031.7 1024.4 1025.8 1017.8 1009.0 1014.7 1027.5 1026.1 1033.3 1027.5 1036.6 DAY 9 11 12 4 12 1 9 31 14 14 19 12 1970 1034.9 1025.8 1027.5 1025.9 1019.1 1022.7 1008.5 1010.2 1020.1 1025.0 1034.7 1038.7 1038.7 DAY 14 28 13 22 9 11 8 30 18 12 14 16 1971 1038.2 1026.4 1029.3 1027.9 1018.2 1009.8 1007.6 1010.8 1018.6 1029.3 1029.8 1030.6 1038.2 DAY 9 1 7 9 3 18 4 2 24 11 20 28 1972 1040.8 1044.5 1034.2 1025.6 1023.9 1015.9 1009.1 1017.0 1021.1 1025.2 1031.9 1038.4 1044.5 DAY 31 1 20 16 24 18 15 25 18 26 9 26 1973 1045.2 1033.7 1034.6 1022.7 1023.0 1013.0 1007.8 1012.5 1030.1 1023.6 1029.7 1039.1 1045.2 DAY 26 7 10 11 8 3 1 30 30 2 12 26 1974 1038.8 1039.2 1035.6 1023.3 1017.1 1010.6 1009.7 1015.3 1019.4 1029.9 1032.6 1034.3 1039.2 DAY 5 5 10 26 2 1 17 26 24 15 17 3 1975 1042.5 1029.8 1030.4 1028.5 1019.9 1011.6 1006.3 1015.3 1021.4 1031.5 1039.4 1037.7 1042.5 DAY 15 14 5 2 4 17 15 18 29 20 15 5 1976 1031.7 1037.7 1032.5 1029.3 1018.9 1012.2 1011.0 1011.0 1021.2 1038.3 1040.0 1035.3 1040.0 DAY 1 21 27 3 1 14 22 27 11 31 14 22 1977 1038.2 1032.1 1033.9 1024.2 1017.9 1009.8 1006.7 1013.5 1023.2 1035.0 1028.9 1039.6 1039.6 DAY 6 3 10 1 1 4 13 31 30 23 27 13 1978 1040.2 1038.9 1027.7 1024.4 1024.1 1021.0 1012.5 1014.5 1021.0 1027.1 1034.9 1042.0 1042.0 DAY 13 6 20 12 3 8 8 21 28 10 27 24 1979 ****** ****** ****** ****** ****** 1018.5 1010.7 1015.4 1023.3 1027.3 1035.3 1032.5 ****** DAY ** ** ** ** ** 11 23 29 23 9 13 22 1980 1032.9 1037.5 1028.2 1022.9 1019.0 1017.7 1010.9 1017.7 1021.0 1023.6 1027.9 1030.3 1037.5 DAY 15 2 28 2 16 2 18 30 26 23 5 17 1981 1031.1 1028.0 1028.6 1025.6 1022.0 1016.6 1010.6 1011.8 1025.5 1028.7 1028.6 1030.7 1031.1 DAY 9 28 8 3 22 9 30 31 23 24 26 30 1982 1036.4 1034.8 1026.4 1030.4 1027.1 1017.8 1010.8 1013.5 1023.5 1031.9 1033.2 1038.7 1038.7 DAY 19 11 30 4 10 7 8 16 21 26 11 10 1983 1038.8 1030.0 1028.3 1021.6 1018.4 1021.7 1011.4 1010.4 1020.6 1025.9 1042.5 1036.0 1042.5 DAY 8 10 19 29 16 1 1 8 28 20 26 4 1984 1033.3 1040.8 1029.7 1022.9 1017.8 1011.7 1006.2 1009.3 1020.7 1031.4 1032.1 1038.9 1040.8 DAY 5 19 5 4 12 17 4 31 22 22 27 18 1985 1032.1 1031.6 1041.3 1032.0 1021.8 1011.8 1008.3 1015.0 1023.1 1029.2 1031.7 1034.1 1041.3 DAY 23 24 5 17 13 6 16 31 22 31 25 14 1986 1036.5 1028.5 1034.0 1027.2 1022.9 1011.9 1010.3 1012.8 1024.4 1028.5 1034.0 1036.7 1036.7 DAY 28 13 3 5 19 2 3 9 30 15 21 11 1987 1039.0 1033.4 1028.4 1026.7 1020.2 1013.9 1014.1 1011.7 1024.6 1037.5 1039.6 1038.4 1039.6 DAY 21 1 23 22 1 21 11 8 24 28 30 1 1988 1037.7 1039.2 1024.1 1033.0 1026.2 1013.9 1007.6 1011.1 1022.1 1028.1 1029.1 1029.9 1039.2 DAY 3 7 17 9 5 1 24 21 25 16 6 24 1989 1035.3 1035.9 1024.8 1023.7 1025.4 1013.3 1007.7 1013.4 1025.6 1029.3 1029.9 1025.5 1035.9 DAY 27 4 1 9 1 2 22 20 23 24 1 27 1990 1035.1 1033.5 1038.2 1024.0 1022.9 1010.6 1008.5 1011.8 1015.1 1033.5 1033.6 1036.8 1038.2 DAY 27 8 17 3 15 8 15 30 26 15 14 28 1991 1032.1 1038.1 1031.2 1024.2 1016.8 1014.7 1008.2 1013.5 1022.9 1023.9 1028.9 1033.1 1038.1 DAY 12 15 12 15 5 24 12 22 28 13 23 17 1992 1037.4 1029.4 1034.0 1020.0 1026.3 1013.4 1010.8 1021.1 1023.6 1027.9 1032.7 1028.0 1037.4 DAY 10 16 12 8 2 6 14 31 30 16 4 3 1993 1037.1 1031.5 1032.2 1025.1 1027.7 1017.4 1010.3 1012.8 1023.0 1030.0 1033.2 1030.4 1037.1 DAY 6 9 17 24 9 23 29 18 23 8 26 9 1994 1034.3 1037.1 1031.6 1035.1 1019.0 1010.5 1007.6 1009.3 1024.1 1029.6 1023.1 1037.1 1037.1 DAY 10 18 1 5 19 8 2 8 23 24 7 8 1995 1036.5 1030.4 1028.2 1021.9 1022.5 1013.7 1005.3 1013.3 1023.7 1035.6 1031.2 1034.8 1036.5 DAY 7 18 5 7 28 1 25 25 22 18 28 11 1996 1042.3 1031.7 1025.8 1029.3 1021.4 1013.0 1013.1 1021.7 1019.5 1032.0 1038.0 1035.2 1042.3 DAY 10 27 20 5 4 12 3 30 25 2 18 8 1997 1033.6 1031.5 1032.6 1022.6 1021.2 1010.7 1007.2 1013.6 1022.7 1024.4 1038.1 1031.4 1038.1 DAY 19 21 11 13 8 4 22 24 7 8 7 28 1998 1030.6 1037.8 1028.7 1023.1 1027.5 1013.5 1007.6 1011.4 1019.5 1035.3 1029.9 1033.5 1037.8 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 1040.1 1028.1 1028.0 1029.8 1019.7 1014.7 1011.2 1010.6 1019.4 1027.1 1032.7 1035.7 1040.1 DAY 2 12 19 23 22 17 13 19 28 26 30 1 2000 1029.6 1031.8 1030.2 1021.9 1018.8 1016.0 1010.4 1011.5 1017.8 1029.5 1038.3 1032.4 1038.3 DAY 31 29 27 3 5 13 26 18 29 16 17 10 2001 1036.7 1035.2 1031.0 1028.1 1013.8 1015.9 1009.5 1011.7 1022.7 1031.9 1031.1 1032.6 1036.7 DAY 25 10 11 1 19 2 30 14 22 27 20 3 2002 1031.9 1035.7 1036.4 1024.5 1021.3 1012.5 1012.9 1012.8 1016.6 1022.9 1031.9 1043.1 1043.1 DAY 17 19 11 1 17 25 3 31 21 23 18 3 2003 1030.3 1026.3 1031.5 1025.4 1028.7 1016.8 1008.3 1010.0 1022.9 1021.9 1034.5 1041.5 1041.5 DAY 19 13 2 16 1 7 4 8 27 15 23 12 2004 1027.4 1023.5 1035.3 1025.6 1018.6 1015.7 1011.0 1011.1 1019.6 1028.2 1027.7 1035.1 1035.3 DAY 1 10 9 6 22 6 6 7 21 15 30 3 2005 1030.5 1032.5 1025.5 1035.0 1020.3 1012.8 1008.2 1014.4 1016.4 1029.5 1030.0 1038.8 1038.8 DAY 8 17 27 6 19 9 16 27 9 24 27 30 1951-2005 1045.2 1044.5 1041.3 1037.2 1028.7 1022.7 1018.4 1021.7 1030.1 1038.9 1042.5 1043.4 1045.2 YEAR-DAY 73-26 72- 1 85- 5 60- 8 3- 1 70-11 57- 5 96-30 62-25 53-26 83-26 63-26 73-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 102 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 998.6 1001.0 998.5 994.2 993.5 993.6 992.3 990.4 996.6 990.8 1002.1 998.5 990.4 DAY 23 20 21 27 20 2 31 1 11 5 9 17 1952 1003.0 990.6 994.1 1005.3 1005.2 1001.2 998.3 1000.7 1008.1 1011.0 1010.4 1016.0 990.6 DAY 11 23 18 11 8 9 27 6 15 6 4 28 1953 1007.9 1006.7 999.7 1004.2 999.0 996.6 998.2 1003.8 1004.1 1006.6 1005.8 1014.6 996.6 DAY 12 24 13 28 8 30 1 15 10 23 20 21 1954 1007.7 1004.5 1002.3 1009.3 1004.6 1004.8 1001.3 1001.8 1007.6 1010.2 1013.8 1011.8 1001.3 DAY 3 9 25 19 28 5 8 10 3 3 3 7 1955 1016.2 1000.3 1001.5 1004.9 1000.5 999.7 995.9 994.8 1005.0 1012.0 1011.5 1008.1 994.8 DAY 25 23 4 10 3 10 29 7 1 7 24 9 1956 1008.7 1005.9 1004.9 1004.1 1002.4 1001.3 997.6 1002.5 1004.4 1009.2 1005.3 1010.1 997.6 DAY 31 29 30 27 26 28 20 4 16 17 8 11 1957 1008.0 1007.6 999.7 1010.2 1005.0 1002.5 998.4 997.3 1008.9 1005.7 1012.9 1007.8 997.3 DAY 19 27 8 9 8 30 13 8 29 9 18 7 1958 1009.0 1009.3 1003.5 997.1 1003.3 1001.4 991.1 1003.2 1002.1 1011.9 1013.8 1011.7 991.1 DAY 30 3 23 20 1 30 9 1 2 16 7 9 1959 1012.8 1008.9 1010.0 1003.8 999.2 997.3 1000.3 998.1 1002.9 1007.5 1016.7 1020.4 997.3 DAY 23 26 27 5 20 28 27 16 15 12 20 23 1960 1015.9 1011.2 1002.3 1006.6 1001.6 998.5 997.1 998.9 1007.8 1010.0 1007.3 1015.3 997.1 DAY 17 22 24 27 31 21 6 12 1 11 20 30 1961 1005.9 1009.8 1003.7 1004.0 997.8 992.6 998.1 1001.5 1001.9 1009.6 1008.1 1006.8 992.6 DAY 22 14 17 30 29 6 12 7 1 17 23 22 1962 1009.6 1000.6 997.7 1004.7 999.5 997.1 1000.9 1001.7 1005.0 1003.9 1016.8 1013.6 997.1 DAY 5 18 28 5 11 9 14 20 12 10 10 23 1963 1014.9 1009.3 1003.3 1002.6 1001.3 1001.7 1001.2 1002.3 1004.6 1012.4 1011.8 1006.4 1001.2 DAY 26 26 31 16 6 10 5 2 3 17 16 11 1964 1002.2 1012.4 1006.1 999.4 1002.8 999.7 998.9 997.9 1007.0 1007.3 1001.0 1012.4 997.9 DAY 19 24 13 7 12 16 10 12 2 3 26 24 1965 1002.5 999.2 1005.1 998.0 1003.3 999.2 996.3 1002.7 1008.7 998.0 1008.9 1011.6 996.3 DAY 11 23 24 20 2 19 12 27 18 25 9 15 1966 1009.9 1005.5 992.5 1002.2 1005.1 996.5 998.5 999.0 1006.9 1008.1 1017.1 1006.4 992.5 DAY 27 3 20 14 4 14 17 5 11 15 16 12 1967 1010.4 1006.1 998.2 996.4 1001.4 999.4 997.6 999.9 1003.1 1009.8 1010.8 1006.3 996.4 DAY 21 15 23 25 31 21 10 4 18 1 25 23 1968 1002.2 1012.7 1006.1 999.0 1005.7 999.5 998.9 1000.3 1006.1 1006.0 1015.7 1011.5 998.9 DAY 16 20 14 24 17 20 1 1 10 25 29 9 1969 1011.5 1015.9 1002.4 1001.0 1002.1 998.8 1001.6 999.2 1004.5 1007.7 1008.2 1012.2 998.8 DAY 23 13 21 13 2 23 29 8 10 29 9 31 1970 1007.6 1006.9 1004.0 1002.6 1002.2 1000.4 999.6 998.2 1004.5 1004.3 1013.6 1013.1 998.2 DAY 23 19 23 20 20 20 1 27 6 15 12 10 1971 1012.2 1003.3 1004.1 999.0 1002.4 999.6 999.3 1002.4 1006.7 1004.7 1009.6 1012.0 999.0 DAY 13 8 20 14 11 6 23 19 2 9 5 14 1972 1015.9 1020.1 1002.6 999.9 997.8 996.1 1001.7 999.4 1006.5 1010.7 1010.7 1016.2 996.1 DAY 14 18 18 25 3 24 31 1 14 30 4 17 1973 1003.4 1001.5 1005.5 1002.2 1002.3 997.7 997.5 1002.5 1007.1 1010.1 1009.9 1012.0 997.5 DAY 16 22 4 19 30 16 11 1 1 30 3 7 1974 1010.2 1017.6 1010.7 998.5 1003.6 1002.5 1000.0 1003.0 1003.7 1014.0 1013.9 1011.7 998.5 DAY 25 12 28 20 23 3 5 16 3 29 24 23 1975 1013.4 1004.2 1002.6 1006.4 1005.5 1001.1 999.0 997.5 1000.3 1005.8 1011.0 1007.7 997.5 DAY 5 11 27 21 15 13 10 14 10 4 29 23 1976 1012.0 1007.2 1006.3 1007.8 1001.6 1002.8 998.3 1001.8 1006.4 1005.8 1013.6 1011.9 998.3 DAY 13 11 22 18 21 3 16 10 4 17 28 11 1977 1017.2 1010.5 1008.5 999.9 1003.0 995.9 998.5 996.3 1009.4 1006.5 1008.1 1013.1 995.9 DAY 29 7 4 25 25 22 10 17 12 5 18 10 1978 1007.6 1011.0 1004.8 1000.2 996.9 990.4 997.0 1002.5 1005.8 1008.2 1011.4 1012.6 990.4 DAY 21 22 25 25 30 22 2 14 2 1 1 3 1979 ****** ****** ****** ****** ****** 999.1 999.8 1001.8 1008.2 1010.0 1006.9 1004.8 ****** DAY ** ** ** ** ** 23 31 14 6 4 30 1 1980 1009.4 1010.6 998.8 1001.6 1006.5 997.4 1001.0 1001.4 1005.3 1006.2 1012.3 1012.2 997.4 DAY 7 12 19 16 23 17 31 20 21 5 23 12 1981 1010.9 1009.2 994.5 1000.7 999.3 996.8 1000.7 1003.9 1006.2 1013.0 1008.4 1011.5 994.5 DAY 3 1 28 29 16 5 11 14 17 16 5 19 1982 1010.5 1005.6 1003.4 1003.1 1005.9 1004.1 995.4 995.5 1009.4 1009.2 1012.4 1015.1 995.4 DAY 9 5 19 28 21 28 31 1 11 5 6 28 1983 1004.3 1006.7 1005.7 1005.7 1004.9 1000.7 996.3 999.5 1007.0 1007.2 1011.9 1004.9 996.3 DAY 24 18 6 24 12 22 28 4 8 4 12 12 1984 1015.4 1012.0 1004.6 1002.1 997.5 1001.0 998.8 1000.6 1008.7 1003.8 1005.1 1012.8 997.5 DAY 9 8 13 10 30 21 15 8 8 18 12 14 1985 1016.1 999.4 1002.2 1004.4 1004.5 999.6 1000.9 1003.9 1006.7 1009.2 1016.7 1003.9 999.4 DAY 11 6 24 15 4 21 28 7 7 11 11 19 1986 1005.8 1012.7 1012.6 1007.4 1002.7 999.6 1002.2 1003.2 1008.1 1008.6 1008.5 1009.8 999.6 DAY 20 26 10 12 3 13 18 3 25 5 9 28 1987 1007.3 1009.7 999.6 1002.9 1003.4 1003.4 999.4 1001.0 1004.1 1011.2 1007.2 1004.1 999.4 DAY 27 10 14 20 23 5 3 15 6 3 7 24 1988 1007.7 1008.7 1000.9 1004.2 999.0 993.7 998.5 1001.5 1003.2 1009.9 1008.3 1002.7 993.7 DAY 29 2 5 15 29 24 16 29 5 21 14 27 1989 1012.6 1010.6 997.7 1004.1 1004.7 1001.9 1001.7 1000.0 1002.7 1004.1 1012.0 1006.4 997.7 DAY 17 23 30 29 7 24 7 2 14 2 20 5 1990 1014.0 1004.2 1010.0 1002.2 992.0 998.3 1000.3 1000.7 1005.5 1009.4 1009.5 1014.8 992.0 DAY 23 16 25 16 13 27 30 8 14 26 1 18 1991 1011.8 1010.9 1001.0 1003.1 997.4 999.6 994.1 1000.7 1003.7 1013.1 1010.6 1010.8 994.1 DAY 25 4 7 5 23 12 8 6 3 4 5 1 1992 1008.9 1003.9 1002.0 1002.0 1004.3 997.8 1000.1 1003.0 1006.0 1010.3 1004.7 1013.5 997.8 DAY 3 25 31 15 10 27 24 1 18 11 26 22 1993 1011.8 1009.8 1003.7 1005.5 1004.6 1000.9 1002.5 1003.9 1003.9 1008.6 1004.9 1015.2 1000.9 DAY 9 3 22 12 7 19 4 12 14 1 14 5 1994 1009.7 1006.5 1006.5 1003.1 999.9 998.8 999.8 997.6 1009.1 1012.2 1004.0 1000.7 997.6 DAY 5 1 15 2 6 17 21 2 1 15 26 4 1995 1013.5 1007.6 998.9 1008.1 1003.2 994.9 993.2 998.7 1002.3 1008.3 1005.2 1018.7 993.2 DAY 17 5 26 20 7 30 16 13 19 4 26 26 1996 1010.4 1006.7 1001.4 1004.9 1006.6 1000.1 1000.6 1000.6 996.8 1004.0 1016.3 1012.0 996.8 DAY 7 10 26 13 30 2 6 8 9 27 2 23 1997 1009.8 1009.4 1001.4 1000.0 1003.7 999.1 994.8 1000.0 999.0 1007.9 1011.7 1007.9 994.8 DAY 16 23 25 10 4 24 16 15 2 3 5 10 1998 1005.1 1003.8 997.9 1000.4 995.7 1001.9 990.8 1002.2 1002.1 1002.9 1011.9 1010.9 990.8 DAY 13 8 30 21 22 29 6 13 3 2 1 21 1999 1012.4 1003.3 1007.4 1006.6 1001.2 993.1 998.6 999.7 1002.9 1009.7 1009.5 1012.7 993.1 DAY 10 21 21 14 14 25 12 7 13 13 26 14 2000 1006.3 1006.2 1002.9 1004.1 999.0 998.4 999.4 999.7 1000.7 1010.2 1018.3 1013.7 998.4 DAY 21 7 25 10 27 24 11 3 1 1 3 12 2001 1016.1 1000.0 1001.3 1004.4 997.3 996.6 997.7 997.5 1001.4 1009.2 1005.7 1014.3 996.6 DAY 1 21 25 13 30 18 18 31 1 7 17 20 2002 1005.0 1004.8 1002.4 996.3 1001.6 994.0 998.8 997.6 1006.8 1008.5 1009.0 1005.3 994.0 DAY 8 27 28 4 30 21 25 9 18 22 12 22 2003 1011.8 1006.6 1001.5 1005.4 1002.9 1000.6 997.8 1001.2 1001.6 1005.5 1009.3 1011.0 997.8 DAY 29 19 21 27 30 18 20 1 7 27 14 7 2004 1009.3 1003.6 1001.4 998.7 994.8 1000.4 999.5 997.6 1004.1 1009.3 1008.3 1014.0 994.8 DAY 14 15 31 17 14 18 10 13 11 3 23 15 2005 1002.6 1004.3 1000.0 1004.3 997.4 994.7 995.6 997.6 1003.3 1007.6 1011.4 1006.6 994.7 DAY 23 2 24 30 6 21 6 8 5 20 9 26 1951-2005 998.6 990.6 992.5 994.2 992.0 990.4 990.8 990.4 996.6 990.8 1001.0 998.5 990.4 YEAR-DAY 51-23 52-23 66-20 51-27 90-13 78-22 98- 6 51- 1 51-11 51- 5 64-26 51-17 78-22 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 103 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 895.8 896.4 894.5 893.9 892.3 890.9 890.1 891.3 894.4 894.3 897.0 896.8 894.0 1952 896.0 892.6 894.1 901.7 900.5 898.4 897.2 898.3 903.9 905.8 906.9 908.2 900.3 1953 903.5 901.1 901.3 903.0 899.8 897.8 897.2 899.2 902.4 906.7 907.2 907.7 902.2 1954 900.2 901.9 905.1 900.7 900.4 899.1 896.2 898.7 901.9 905.0 907.8 906.7 902.0 1955 906.2 901.1 901.0 902.4 901.1 898.5 895.2 897.2 901.4 905.0 904.5 902.3 901.3 1956 903.2 902.0 899.9 900.0 898.9 899.2 896.1 899.0 901.6 905.2 905.4 907.1 901.5 1957 903.2 904.7 901.2 903.2 900.0 899.9 897.9 900.1 902.9 906.3 906.2 904.6 902.5 1958 903.6 903.8 900.5 900.8 903.2 897.5 895.6 899.2 901.0 905.8 909.6 904.4 902.1 1959 903.9 901.0 902.8 902.1 900.0 898.9 896.2 896.6 899.2 904.3 906.8 908.5 901.7 1960 905.0 903.6 901.8 901.8 902.3 898.6 897.6 897.6 902.9 905.7 906.3 907.4 902.5 1961 905.6 904.4 900.7 901.3 900.0 898.8 896.3 898.8 900.1 907.3 904.5 903.0 901.7 1962 905.4 902.0 900.5 900.3 900.9 899.3 897.3 900.2 903.6 905.6 909.7 904.3 902.4 1963 904.0 902.5 899.3 898.4 897.2 898.5 896.9 898.7 902.5 905.2 905.2 904.7 901.1 1964 905.2 902.3 901.2 898.4 900.9 897.4 896.3 896.7 901.9 907.1 904.7 908.1 901.7 1965 903.3 900.6 903.2 898.5 900.9 898.4 896.4 900.1 903.2 903.4 904.9 903.6 901.4 1966 904.0 901.1 899.9 900.1 901.7 898.0 896.3 897.3 901.5 905.7 910.4 903.2 901.6 1967 904.7 902.8 898.6 899.2 900.8 898.4 896.1 897.3 900.2 905.9 904.1 902.6 900.9 1968 900.0 903.4 901.4 902.0 902.1 898.0 897.8 897.5 901.5 905.2 906.5 904.2 901.6 1969 904.8 905.7 901.1 901.3 901.1 897.8 897.0 899.7 902.6 904.5 906.5 904.2 902.2 1970 903.9 902.1 902.7 902.8 898.8 898.3 896.1 896.5 901.2 903.9 905.5 905.1 901.4 1971 907.8 899.5 902.2 899.9 899.6 895.8 896.4 898.1 902.8 905.4 905.0 902.6 901.2 1972 906.4 907.1 903.1 901.1 899.5 898.8 897.5 900.8 903.1 905.9 905.7 908.0 903.1 1973 906.5 902.0 903.0 899.0 900.5 898.0 895.9 899.5 903.6 905.5 905.0 907.1 902.1 1974 904.9 906.7 906.4 898.8 900.6 898.1 897.3 899.1 902.3 906.8 907.2 904.9 902.8 1975 905.6 902.6 901.7 902.9 900.3 897.9 896.3 898.1 902.0 904.6 907.6 906.3 902.1 1976 902.1 903.7 902.9 901.5 900.4 899.5 895.9 897.7 901.8 904.2 909.3 907.2 902.2 1977 906.3 906.5 905.0 899.8 900.9 896.8 895.8 898.4 903.4 905.7 905.4 905.4 902.4 1978 905.4 905.2 901.9 898.4 899.4 897.4 897.8 898.6 901.2 906.1 907.9 904.3 902.0 1979 906.5 902.1 902.5 901.5 903.0 900.6 898.1 899.0 904.4 904.9 908.5 904.2 902.9 1980 904.4 904.6 902.2 899.6 900.8 898.8 897.7 899.3 902.2 903.9 905.0 904.3 901.9 1981 904.1 902.5 900.1 900.4 900.7 899.0 897.2 899.3 903.9 907.4 904.4 904.8 902.0 1982 904.1 902.6 901.6 901.7 903.9 900.2 897.1 899.4 903.8 905.0 907.2 906.2 902.7 1983 904.6 902.3 903.0 901.4 900.7 900.0 896.9 898.0 902.1 905.8 906.5 906.9 902.3 1984 904.9 908.4 902.0 899.9 899.4 898.7 896.5 896.8 903.3 906.3 905.8 909.0 902.6 1985 904.3 897.8 905.6 900.4 901.0 897.4 897.7 900.2 902.3 905.3 907.1 905.7 902.1 1986 904.5 903.5 905.3 903.6 900.8 897.3 898.8 899.8 903.0 905.3 905.1 904.3 902.6 1987 904.6 904.2 899.0 901.9 901.8 900.0 898.5 898.5 902.8 908.3 907.3 904.8 902.6 1988 904.0 903.6 898.8 902.0 901.2 896.6 896.3 898.1 902.1 905.7 904.6 902.7 901.3 1989 904.4 906.4 900.6 903.0 902.5 898.4 898.0 898.6 900.8 905.0 905.7 903.3 902.2 1990 905.5 902.0 904.4 899.6 900.2 897.1 897.8 899.4 901.2 905.2 906.0 905.8 902.0 1991 904.7 905.3 903.0 901.5 898.4 898.8 896.8 898.7 902.7 906.0 907.0 902.9 902.2 1992 903.7 900.2 902.6 900.1 902.4 898.0 898.0 900.8 903.1 904.8 905.3 904.4 902.0 1993 904.7 904.5 902.9 901.1 901.3 898.8 898.4 900.4 901.8 908.8 906.3 907.0 903.0 1994 904.1 902.7 902.2 902.7 900.4 896.7 896.2 897.7 905.6 907.2 903.3 905.5 902.0 1995 905.4 903.9 902.6 900.6 902.2 897.7 895.4 898.0 901.1 905.7 903.9 906.9 901.9 1996 906.5 903.1 901.5 902.6 902.2 898.8 898.5 900.0 899.2 904.6 909.1 906.5 902.7 1997 903.0 903.6 899.6 899.4 901.8 897.4 896.0 898.9 902.8 903.7 907.0 904.2 901.4 1998 902.4 903.7 901.2 900.6 902.0 900.5 896.7 899.7 901.6 905.6 906.1 907.6 902.3 1999 904.8 901.6 902.1 902.3 900.8 897.7 896.6 897.8 901.0 903.9 905.0 907.7 901.8 2000 902.7 903.0 901.4 899.7 898.4 898.3 897.9 898.8 900.7 905.8 908.1 905.2 901.7 2001 906.8 903.0 901.3 900.0 898.0 897.1 897.7 899.1 901.9 904.7 904.3 906.4 901.7 2002 904.8 903.0 901.6 899.1 900.0 896.9 898.4 897.6 902.7 904.2 906.6 905.1 901.7 2003 904.5 900.6 901.4 901.8 902.3 898.4 896.4 899.3 901.8 903.3 906.3 906.9 901.9 2004 901.4 902.2 904.7 901.6 898.3 898.4 897.8 898.0 903.3 906.6 904.3 904.8 901.8 2005 903.1 902.8 900.0 903.5 901.0 898.1 897.3 898.2 901.3 905.7 906.6 906.5 902.0 MEAN 904.1 902.8 901.6 900.8 900.5 898.2 896.9 898.5 902.0 905.3 906.1 905.3 901.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 104 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 904.9 904.6 906.6 905.6 900.9 895.8 898.5 894.4 899.2 904.5 906.1 904.5 906.6 DAY 31 13 3 12 30 28 5 20 14 31 1 8 1952 903.7 899.0 909.1 910.4 912.8 908.5 901.8 904.0 909.8 911.5 917.0 918.0 918.0 DAY 1 8 27 8 12 4 15 16 27 18 17 11 1953 912.3 911.8 914.0 910.9 903.3 906.2 902.2 903.6 910.4 920.4 920.3 914.5 920.4 DAY 2 15 28 1 5 5 20 31 21 26 9 13 1954 909.6 916.2 915.8 909.6 909.3 903.2 899.4 903.0 906.5 910.8 920.4 918.2 920.4 DAY 18 22 6 29 1 20 31 31 23 12 26 16 1955 915.1 909.8 910.0 909.1 909.1 902.3 899.9 903.3 907.8 909.8 915.4 917.5 917.5 DAY 9 8 22 1 27 1 10 21 21 12 12 2 1956 911.4 908.2 906.0 910.5 904.7 905.0 901.1 904.4 911.5 912.2 915.3 915.2 915.3 DAY 22 13 10 16 23 11 25 30 26 25 13 17 1957 910.6 911.6 911.5 912.0 906.1 904.7 907.0 904.1 905.8 916.2 913.9 914.0 916.2 DAY 23 19 22 22 11 20 5 1 16 12 16 23 1958 909.0 913.1 910.3 909.7 908.7 902.2 902.5 904.6 907.3 911.8 915.2 912.5 915.2 DAY 13 13 28 24 23 4 16 25 24 31 1 5 1959 908.8 906.5 908.7 908.5 905.4 904.7 899.7 900.8 906.2 916.7 913.4 915.5 916.7 DAY 5 14 16 9 4 21 15 29 24 20 29 27 1960 912.5 910.7 910.0 917.6 910.0 904.6 903.4 901.6 905.8 911.4 914.8 913.9 917.6 DAY 19 15 20 7 26 7 16 14 20 28 26 6 1961 914.0 913.2 914.4 910.2 908.4 904.0 901.2 902.9 906.6 916.4 910.8 910.9 916.4 DAY 10 22 4 17 14 9 24 12 25 25 1 3 1962 915.1 913.1 911.3 913.0 905.1 904.7 901.2 907.6 914.5 913.1 918.2 911.7 918.2 DAY 24 11 6 19 14 22 30 26 25 27 22 26 1963 910.4 911.7 906.9 908.2 903.9 903.9 900.9 903.9 913.1 915.0 912.0 918.4 918.4 DAY 6 6 1 2 14 13 29 5 24 18 2 26 1964 916.7 910.6 910.1 908.2 905.1 904.2 901.2 901.4 908.4 912.5 917.0 916.6 917.0 DAY 30 28 18 24 16 2 27 31 29 30 11 26 1965 912.6 910.4 913.1 905.9 912.1 903.5 900.2 906.3 909.1 912.8 910.7 908.5 913.1 DAY 29 1 16 9 20 2 25 9 30 28 20 2 1966 910.4 907.6 907.0 908.6 905.9 903.5 902.0 900.3 907.5 913.9 918.2 913.0 918.2 DAY 1 1 3 5 10 6 11 9 15 17 23 30 1967 912.6 914.6 909.6 907.0 908.0 905.8 901.4 901.6 907.7 912.8 911.4 909.4 914.6 DAY 6 3 1 13 2 7 23 16 25 15 9 12 1968 908.8 910.3 913.0 909.6 907.0 905.6 903.1 904.2 907.7 912.5 912.9 914.2 914.2 DAY 19 7 27 1 8 1 13 30 19 16 22 23 1969 914.3 912.5 913.0 908.3 909.0 905.3 899.6 904.6 912.1 912.1 913.7 908.9 914.3 DAY 6 24 12 4 11 3 31 30 14 14 23 9 1970 911.8 909.2 909.1 910.9 905.0 908.2 899.7 902.0 907.4 910.4 917.5 914.0 917.5 DAY 2 16 26 22 22 11 8 30 18 11 14 16 1971 915.2 906.2 910.5 911.6 905.9 900.0 898.0 901.8 906.8 914.0 914.8 912.0 915.2 DAY 9 1 7 9 2 17 15 21 11 11 20 28 1972 914.8 915.8 913.3 908.3 910.4 905.1 900.3 904.6 910.8 911.5 913.0 913.5 915.8 DAY 4 1 15 16 24 1 24 24 17 26 9 26 1973 919.8 910.9 912.5 906.0 908.9 903.1 900.5 903.1 912.7 911.8 912.7 918.1 919.8 DAY 25 10 10 11 7 2 22 30 30 22 12 26 1974 916.4 913.5 914.2 907.2 905.2 901.8 900.8 904.7 907.4 913.8 915.3 911.8 916.4 DAY 5 4 13 26 10 1 23 26 22 15 17 3 1975 917.9 909.4 909.7 911.9 906.2 903.2 898.7 905.1 909.9 913.3 917.4 913.8 917.9 DAY 15 23 31 5 5 17 28 18 18 20 14 4 1976 910.9 915.1 910.2 910.5 905.7 902.7 902.0 901.1 908.8 918.1 918.7 914.5 918.7 DAY 1 21 27 3 2 27 6 14 11 31 14 16 1977 916.9 912.3 915.7 909.0 906.0 900.7 899.5 903.3 911.5 916.3 912.5 916.7 916.9 DAY 5 16 9 1 29 9 13 23 30 23 27 13 1978 916.8 915.5 909.8 906.8 908.2 909.6 903.2 904.5 907.6 913.4 915.5 918.4 918.4 DAY 13 6 19 12 3 8 8 21 28 10 27 24 1979 919.9 912.5 911.2 911.9 910.7 906.7 903.0 905.0 910.3 914.1 916.2 912.6 919.9 DAY 18 13 5 27 27 10 20 29 23 9 19 4 1980 912.1 912.8 910.8 907.4 908.0 907.0 903.5 907.7 908.8 909.1 912.2 911.6 912.8 DAY 15 1 28 1 16 1 18 30 26 7 3 17 1981 913.2 908.8 910.4 909.0 909.3 904.8 901.3 903.1 910.9 913.4 911.8 912.1 913.4 DAY 9 28 8 10 21 9 30 3 27 24 26 1 1982 912.9 912.5 908.0 914.2 913.6 907.2 900.9 903.6 909.9 914.5 914.0 913.7 914.5 DAY 19 11 5 4 10 7 7 15 21 25 11 10 1983 917.1 910.7 911.3 908.7 906.6 909.4 903.4 901.9 906.9 911.8 922.0 916.7 922.0 DAY 8 10 14 29 16 1 1 8 28 28 26 4 1984 912.7 916.6 909.8 906.8 905.6 902.3 899.3 899.7 907.2 914.8 916.0 917.3 917.3 DAY 4 23 5 4 12 13 3 30 22 22 30 18 1985 913.1 910.3 918.0 914.3 909.2 902.6 900.9 904.3 910.7 914.7 912.0 915.2 918.0 DAY 23 24 5 17 12 6 16 31 22 31 24 14 1986 914.7 910.2 913.0 911.3 909.4 903.5 902.9 902.9 909.4 912.3 915.2 914.4 915.2 DAY 28 22 3 5 19 2 3 31 30 15 21 7 1987 916.6 915.0 908.6 909.1 906.3 903.6 904.5 904.0 909.1 916.5 918.3 916.4 918.3 DAY 21 1 23 22 1 6 11 5 20 28 30 1 1988 914.6 914.9 908.2 914.0 910.6 902.9 900.0 903.1 908.3 914.0 913.9 911.5 914.9 DAY 3 7 17 9 5 1 23 21 25 16 6 5 1989 914.0 913.4 907.0 908.2 908.3 902.6 901.8 903.2 911.2 912.6 912.3 907.9 914.0 DAY 22 8 1 11 1 2 10 20 23 24 8 18 1990 912.5 912.5 916.2 908.6 909.0 900.6 901.4 903.0 904.4 917.4 916.7 913.3 917.4 DAY 26 8 17 3 15 7 15 2 23 15 22 29 1991 912.3 914.7 911.2 908.2 904.6 904.0 900.0 903.1 909.0 909.6 911.4 912.6 914.7 DAY 11 15 12 15 4 23 11 22 30 13 23 17 1992 914.3 910.0 911.8 904.2 910.0 903.5 902.4 908.9 909.7 910.6 916.5 910.5 916.5 DAY 10 16 12 8 2 7 14 31 30 16 4 1 1993 916.4 913.0 912.0 908.6 911.5 906.5 902.2 903.3 909.6 913.9 913.3 913.0 916.4 DAY 6 9 17 1 9 22 28 18 23 17 26 20 1994 913.0 914.7 910.6 915.2 906.6 900.6 900.1 901.0 911.9 913.2 909.9 913.6 915.2 DAY 10 18 1 5 20 8 2 7 23 23 2 8 1995 915.7 910.6 910.6 907.0 908.6 903.3 898.3 903.8 908.1 916.7 912.7 914.3 916.7 DAY 7 17 3 7 26 1 25 25 22 17 15 10 1996 918.3 909.4 905.9 910.1 907.5 904.1 906.0 909.3 906.3 916.0 918.7 915.0 918.7 DAY 10 13 20 4 4 11 3 29 25 2 18 8 1997 912.5 913.2 913.0 906.4 908.0 902.4 899.9 904.7 909.6 911.5 919.6 912.5 919.6 DAY 19 21 11 13 12 4 21 24 7 8 7 28 1998 910.6 914.7 913.2 910.4 910.8 904.7 901.0 903.5 907.3 918.0 913.6 916.3 918.0 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 918.3 910.3 909.9 912.0 906.2 904.1 901.4 902.2 906.8 910.5 914.0 916.0 918.3 DAY 2 12 1 23 27 17 18 19 28 26 30 11 2000 909.0 913.5 912.0 907.4 907.4 904.7 902.5 903.0 907.4 912.0 918.9 913.7 918.9 DAY 14 29 27 3 5 3 30 23 29 16 17 10 2001 913.0 915.4 910.6 912.5 903.7 905.3 901.7 903.6 908.9 915.0 911.7 912.5 915.4 DAY 26 10 11 1 19 2 29 5 22 10 20 10 2002 912.2 914.2 914.6 908.2 907.0 903.2 903.7 903.3 907.2 908.5 914.2 919.3 919.3 DAY 17 19 10 1 17 25 3 31 21 23 18 3 2003 910.4 909.0 910.7 909.8 912.1 905.1 901.0 901.9 909.9 909.7 915.2 918.2 918.2 DAY 11 24 2 16 1 6 4 8 26 15 23 12 2004 910.0 906.9 915.8 909.6 907.0 906.9 902.2 902.6 908.1 912.2 910.8 916.2 916.2 DAY 11 10 9 28 22 6 5 7 21 24 30 3 2005 912.8 911.8 905.9 915.2 908.1 903.3 900.9 904.3 906.4 912.9 911.8 916.2 916.2 DAY 8 16 26 6 19 5 15 27 9 24 27 30 1951-2005 919.9 916.6 918.0 917.6 913.6 909.6 907.0 909.3 914.5 920.4 922.0 919.3 922.0 YEAR-DAY 79-18 84-23 85- 5 60- 7 82-10 78- 8 57- 5 96-29 62-25 53-26 83-26 2- 3 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 105 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 885.0 884.5 886.7 887.1 886.0 887.0 886.3 885.4 887.4 884.0 889.5 888.2 884.0 DAY 23 20 21 27 3 2 15 5 11 4 27 17 1952 887.3 882.4 882.1 894.3 894.3 890.6 893.2 893.2 898.2 899.5 898.9 901.3 882.1 DAY 11 12 2 11 8 13 27 6 15 6 4 28 1953 894.5 892.3 886.8 894.8 892.9 891.2 891.9 896.6 895.7 897.9 896.2 898.3 886.8 DAY 31 24 13 11 8 30 1 23 10 23 20 21 1954 892.3 891.5 893.6 895.9 894.9 895.5 894.4 894.2 898.8 897.6 902.1 895.0 891.5 DAY 3 9 25 4 28 5 27 8 9 3 3 7 1955 900.1 888.4 893.4 887.4 891.2 892.7 890.8 890.4 896.4 900.4 898.6 893.5 887.4 DAY 25 23 3 10 3 10 29 6 1 7 23 29 1956 892.9 890.0 893.2 893.6 894.5 893.6 891.7 894.2 894.7 898.3 895.7 897.0 890.0 DAY 31 29 17 6 26 26 19 4 12 17 8 8 1957 891.5 894.5 890.6 897.6 895.4 895.5 891.6 891.3 899.5 897.4 897.5 894.4 890.6 DAY 19 5 7 1 8 29 12 8 29 9 18 7 1958 892.5 893.9 894.2 886.4 895.0 893.8 885.4 896.6 894.9 900.6 902.1 898.4 885.4 DAY 30 3 9 20 1 30 9 7 1 27 20 1 1959 895.3 893.2 892.0 895.0 893.4 891.0 893.5 890.7 894.4 895.5 901.1 902.7 890.7 DAY 23 20 1 6 20 28 27 16 12 12 24 6 1960 901.1 889.3 891.0 895.0 894.0 892.2 892.0 893.1 898.7 898.7 895.8 898.9 889.3 DAY 17 21 1 18 31 22 6 11 4 11 20 30 1961 895.6 896.7 890.0 895.3 888.8 886.9 892.5 894.2 894.2 898.6 896.1 892.7 886.9 DAY 22 14 9 1 30 6 12 7 21 17 23 22 1962 894.1 891.3 887.4 892.5 893.3 890.4 894.7 894.3 896.5 894.6 903.5 898.3 887.4 DAY 5 18 28 5 11 9 14 22 12 10 10 16 1963 899.1 895.6 891.5 892.9 890.6 894.1 894.4 894.0 896.2 900.2 899.0 892.8 890.6 DAY 4 12 5 16 3 16 5 2 3 31 16 11 1964 886.4 896.6 894.9 888.8 894.6 891.8 893.1 891.4 897.4 896.7 888.3 897.0 886.4 DAY 19 4 4 8 12 15 2 13 11 3 27 24 1965 889.9 888.0 893.9 889.0 893.5 892.6 890.3 896.9 899.2 888.7 896.9 897.3 888.0 DAY 11 23 23 4 2 18 12 4 17 25 9 24 1966 896.1 895.8 883.8 893.8 897.5 892.0 892.0 892.6 897.0 897.0 901.7 893.1 883.8 DAY 27 3 20 14 4 14 16 5 8 15 30 12 1967 895.6 893.3 885.3 888.1 891.6 892.2 890.6 893.4 893.0 898.9 898.2 890.2 885.3 DAY 21 24 24 25 31 21 10 4 18 1 25 23 1968 891.7 897.8 892.5 888.9 896.7 893.7 892.4 892.9 896.5 894.2 901.4 895.1 888.9 DAY 7 20 10 24 17 20 1 1 9 25 29 9 1969 893.8 897.3 890.9 892.4 894.3 892.0 894.3 892.5 896.1 895.0 898.2 895.8 890.9 DAY 23 13 22 13 19 16 29 8 10 29 9 27 1970 893.1 893.3 894.6 892.1 893.0 891.9 892.7 890.7 895.2 895.3 900.4 898.3 890.7 DAY 23 19 19 19 20 8 1 27 8 8 30 13 1971 895.1 890.7 892.5 890.0 893.6 891.3 891.7 895.1 898.0 897.4 898.3 896.1 890.0 DAY 13 8 20 14 11 6 23 19 2 7 18 14 1972 896.6 897.8 887.8 893.3 888.4 889.8 892.4 892.0 897.5 898.9 897.4 899.4 887.8 DAY 14 15 18 25 6 24 31 1 14 30 7 16 1973 890.9 885.3 894.6 893.0 893.0 891.3 891.2 896.5 897.3 899.1 898.0 897.2 885.3 DAY 16 22 17 19 30 15 16 4 9 30 19 7 1974 894.1 897.8 897.8 889.3 894.5 894.2 893.0 894.4 893.9 901.0 898.5 893.1 889.3 DAY 21 12 24 28 27 3 3 22 3 29 24 23 1975 895.7 892.2 890.4 895.5 895.5 893.2 892.7 891.4 891.3 894.3 896.2 892.1 890.4 DAY 5 11 2 15 15 12 5 15 10 4 29 23 1976 896.1 892.3 893.4 897.0 893.5 895.7 892.5 895.2 897.4 896.3 899.3 898.7 892.3 DAY 12 5 14 22 21 3 4 10 23 17 28 11 1977 898.8 894.1 896.1 892.4 895.1 891.2 891.7 890.0 899.8 896.0 897.2 896.3 890.0 DAY 20 7 27 25 25 22 2 17 12 5 18 22 1978 891.6 898.2 890.6 890.0 888.4 885.0 891.2 894.4 897.0 898.8 898.5 892.4 885.0 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 895.0 892.1 893.7 896.2 893.3 891.8 892.8 894.1 899.1 898.6 892.6 893.0 891.8 DAY 7 11 27 12 17 23 6 6 5 4 29 1 1980 898.3 894.7 888.1 893.0 897.3 890.2 894.2 894.5 895.3 897.7 898.4 896.8 888.1 DAY 6 18 2 16 23 17 3 20 21 4 15 10 1981 894.3 893.0 889.3 890.3 891.3 891.5 894.3 895.8 898.4 901.6 898.0 898.8 889.3 DAY 3 1 28 29 13 5 1 13 17 16 5 18 1982 892.8 891.6 892.9 893.9 896.6 896.9 892.5 890.2 899.6 898.6 898.4 898.7 890.2 DAY 29 14 19 19 15 27 26 1 16 20 6 28 1983 891.0 893.5 894.8 897.3 896.0 894.3 890.9 893.3 897.7 896.1 900.3 893.7 890.9 DAY 24 18 6 3 29 22 27 4 8 4 12 12 1984 898.8 894.5 892.8 893.7 889.9 894.0 893.5 893.3 898.2 896.0 894.7 896.4 889.9 DAY 14 8 15 10 29 21 15 8 8 18 12 7 1985 898.0 886.5 889.3 894.3 894.9 892.6 894.3 896.5 897.5 897.9 903.2 892.9 886.5 DAY 2 6 24 15 4 20 27 6 7 28 9 19 1986 892.2 898.7 897.8 896.5 895.0 893.3 895.0 896.0 899.5 899.1 897.0 895.1 892.2 DAY 20 16 9 11 3 17 20 6 26 5 8 30 1987 895.5 895.5 886.6 893.0 895.3 896.8 891.5 894.7 896.4 899.6 896.8 895.2 886.6 DAY 27 10 14 19 23 13 3 15 6 4 7 24 1988 892.6 896.0 889.3 894.6 893.6 887.6 893.1 893.0 896.1 898.8 897.3 889.7 887.6 DAY 29 2 5 30 29 23 1 29 5 30 20 27 1989 893.9 896.5 888.6 894.4 896.3 894.4 894.7 892.4 894.5 895.7 899.6 892.4 888.6 DAY 17 23 30 29 7 10 6 1 13 2 20 5 1990 898.0 890.8 896.7 891.9 888.0 892.5 894.7 894.8 897.4 899.4 896.8 896.6 888.0 DAY 23 16 14 15 13 27 30 7 1 14 1 25 1991 895.9 896.9 888.8 891.8 889.7 892.5 889.8 894.0 896.2 902.0 898.6 896.0 888.8 DAY 25 4 7 10 22 12 8 11 3 4 5 1 1992 895.3 891.6 891.0 892.7 895.5 890.9 894.2 896.0 898.2 899.3 893.2 898.0 890.9 DAY 17 11 31 15 10 19 24 1 18 24 26 28 1993 894.0 896.2 892.1 895.5 895.9 893.8 895.7 896.0 896.4 898.9 893.1 899.4 892.1 DAY 9 3 22 8 14 19 24 12 14 1 14 5 1994 895.8 889.6 893.4 891.1 893.3 891.8 893.6 892.6 900.4 900.2 891.8 890.6 889.6 DAY 16 1 12 2 1 22 7 2 1 14 26 4 1995 897.8 894.6 889.1 897.1 895.5 890.8 889.0 893.6 894.3 898.7 897.0 901.4 889.0 DAY 1 5 26 17 7 30 1 23 19 11 26 25 1996 899.8 892.0 892.2 893.0 898.0 893.6 894.7 893.7 891.6 893.8 903.0 899.4 891.6 DAY 7 5 26 10 29 5 6 8 9 27 29 25 1997 893.9 895.5 890.0 890.6 893.8 893.3 890.9 894.0 893.1 899.5 901.8 894.9 890.0 DAY 16 27 25 10 4 24 16 5 2 3 19 10 1998 887.4 892.3 890.5 892.7 890.8 896.4 887.8 896.3 895.7 894.6 899.4 898.2 887.4 DAY 13 13 30 21 22 24 6 5 6 2 1 21 1999 898.1 891.8 893.6 895.1 891.0 887.0 892.9 894.5 895.7 899.7 896.4 898.8 887.0 DAY 9 20 21 14 14 25 12 6 13 31 26 14 2000 892.6 891.5 893.3 895.1 891.7 892.7 894.0 894.0 894.3 900.1 902.4 897.9 891.5 DAY 21 7 9 23 27 24 10 3 1 1 6 15 2001 900.9 889.1 891.3 894.4 890.3 891.2 891.8 891.0 894.3 898.0 894.4 898.6 889.1 DAY 1 21 25 12 30 18 18 31 5 31 17 5 2002 894.1 893.7 892.0 886.3 894.0 888.7 892.7 891.9 898.7 898.8 897.4 894.2 886.3 DAY 8 25 28 4 12 21 25 17 10 21 12 22 2003 895.8 890.7 891.4 896.6 895.4 893.3 892.8 896.6 895.0 896.0 896.5 898.1 890.7 DAY 28 19 26 27 30 30 8 1 7 27 14 27 2004 892.6 892.2 893.4 885.0 887.8 894.0 892.8 892.0 896.8 899.7 894.8 898.4 885.0 DAY 27 15 31 17 14 17 10 12 11 3 23 15 2005 887.8 893.9 889.1 895.6 888.9 890.0 890.5 892.0 895.9 898.5 898.9 894.5 887.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 1951-2005 885.0 882.4 882.1 885.0 886.0 885.0 885.4 885.4 887.4 884.0 888.3 888.2 882.1 YEAR-DAY 51-23 52-12 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 106 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1009.7 1010.3 1008.2 1007.6 1005.8 1004.2 1003.3 1004.6 1008.1 1008.0 1010.9 1010.7 1007.6 1952 1009.8 1006.1 1007.8 1016.1 1014.8 1012.5 1011.1 1012.3 1018.5 1020.6 1021.8 1023.3 1014.6 1953 1018.2 1015.4 1015.7 1017.5 1014.1 1011.8 1011.2 1013.4 1016.9 1021.6 1022.2 1022.7 1016.7 1954 1014.5 1016.3 1019.8 1015.0 1014.7 1013.3 1010.1 1012.8 1016.4 1019.8 1022.9 1021.6 1016.4 1955 1021.1 1015.4 1015.3 1016.9 1015.4 1012.6 1008.9 1011.2 1015.8 1019.8 1019.2 1016.8 1015.7 1956 1017.8 1016.4 1014.1 1014.2 1013.0 1013.4 1010.0 1013.2 1016.0 1020.0 1020.2 1022.1 1015.9 1957 1017.8 1019.4 1015.5 1017.8 1014.3 1014.1 1012.0 1014.3 1017.5 1021.2 1021.1 1019.3 1017.0 1958 1018.2 1018.4 1014.8 1015.2 1017.7 1011.5 1009.4 1013.4 1015.4 1020.6 1024.9 1019.1 1016.5 1959 1018.6 1015.3 1017.4 1016.5 1014.2 1013.1 1010.1 1010.5 1013.4 1018.9 1021.7 1023.6 1016.1 1960 1019.8 1018.3 1016.3 1016.2 1016.8 1012.7 1011.6 1011.6 1017.4 1020.5 1021.2 1022.4 1017.0 1961 1020.4 1019.1 1015.0 1015.7 1014.2 1012.9 1010.2 1012.9 1014.4 1022.3 1019.2 1017.6 1016.2 1962 1020.2 1016.4 1014.8 1014.6 1015.3 1013.5 1011.3 1014.4 1018.2 1020.5 1024.9 1019.0 1016.9 1963 1018.6 1017.0 1013.5 1012.5 1011.2 1012.5 1010.8 1012.8 1017.0 1020.0 1020.0 1019.4 1015.4 1964 1019.9 1016.8 1015.6 1012.5 1015.2 1011.3 1010.2 1010.6 1016.4 1022.1 1019.4 1023.1 1016.1 1965 1017.9 1014.9 1017.8 1012.6 1015.2 1012.5 1010.3 1014.4 1017.7 1018.0 1019.6 1018.2 1015.8 1966 1018.6 1015.4 1014.1 1014.3 1016.1 1012.1 1010.2 1011.3 1015.9 1020.6 1025.7 1017.8 1016.0 1967 1019.5 1017.4 1012.7 1013.3 1015.1 1012.5 1010.0 1011.3 1014.4 1020.8 1018.8 1017.1 1015.2 1968 1014.2 1018.0 1015.8 1016.5 1016.5 1012.0 1011.9 1011.5 1015.9 1020.0 1021.4 1018.8 1016.0 1969 1019.5 1020.6 1015.5 1015.7 1015.5 1011.8 1011.0 1013.9 1017.1 1019.2 1021.4 1018.9 1016.7 1970 1018.5 1016.6 1017.2 1017.3 1012.9 1012.3 1010.0 1010.4 1015.5 1018.5 1020.3 1019.9 1015.8 1971 1022.8 1013.7 1016.6 1014.1 1013.8 1009.6 1010.3 1012.1 1017.3 1020.2 1019.7 1017.1 1015.6 1972 1021.3 1022.1 1017.7 1015.5 1013.7 1012.9 1011.5 1015.2 1017.6 1020.7 1020.6 1023.1 1017.6 1973 1021.4 1016.4 1017.6 1013.2 1014.8 1012.0 1009.8 1013.7 1018.2 1020.3 1019.7 1022.1 1016.6 1974 1019.7 1021.7 1021.3 1013.0 1015.0 1012.1 1011.2 1013.3 1016.8 1021.7 1022.2 1019.7 1017.3 1975 1020.4 1017.1 1016.1 1017.4 1014.6 1011.9 1010.1 1012.2 1016.5 1019.3 1022.7 1021.2 1016.6 1976 1016.6 1018.3 1017.4 1015.9 1014.7 1013.7 1009.8 1011.7 1016.2 1018.8 1024.5 1022.2 1016.6 1977 1021.1 1021.4 1019.8 1014.0 1015.2 1010.7 1009.7 1012.5 1018.0 1020.5 1020.2 1020.2 1016.9 1978 1020.2 1020.0 1016.3 1012.5 1013.6 1011.4 1011.8 1012.7 1015.6 1021.0 1022.9 1019.0 1016.4 1979 1021.4 1016.5 1017.0 1016.0 1017.5 1014.9 1012.2 1013.2 1019.1 1019.6 1023.6 1018.8 1017.5 1980 1019.1 1019.3 1016.6 1013.8 1015.1 1012.9 1011.7 1013.5 1016.7 1018.5 1019.8 1019.0 1016.3 1981 1018.7 1017.0 1014.3 1014.6 1015.0 1013.1 1011.2 1013.5 1018.6 1022.4 1019.1 1019.5 1016.4 1982 1018.7 1017.1 1016.0 1016.1 1018.5 1014.5 1011.0 1013.6 1018.4 1019.7 1022.1 1021.0 1017.2 1983 1019.3 1016.8 1017.6 1015.8 1015.0 1014.3 1010.8 1012.0 1016.6 1020.7 1021.4 1021.9 1016.8 1984 1019.6 1023.5 1016.5 1014.1 1013.6 1012.8 1010.4 1010.7 1017.9 1021.2 1020.7 1024.2 1017.1 1985 1019.0 1011.9 1020.4 1014.7 1015.4 1011.4 1011.7 1014.5 1016.8 1020.0 1022.1 1020.6 1016.5 1986 1019.2 1018.1 1020.1 1018.3 1015.1 1011.3 1012.9 1014.1 1017.6 1020.1 1019.8 1018.9 1017.1 1987 1019.4 1018.9 1013.1 1016.4 1016.2 1014.3 1012.6 1012.6 1017.3 1023.4 1022.3 1019.5 1017.2 1988 1018.7 1018.3 1013.0 1016.4 1015.6 1010.5 1010.2 1012.1 1016.5 1020.5 1019.3 1017.2 1015.7 1989 1019.1 1021.3 1015.0 1017.6 1017.0 1012.5 1012.1 1012.7 1015.2 1019.7 1020.5 1017.9 1016.7 1990 1020.3 1016.5 1019.1 1013.8 1014.5 1011.0 1011.8 1013.6 1015.6 1020.0 1020.8 1020.7 1016.5 1991 1019.5 1020.1 1017.6 1015.9 1012.5 1012.9 1010.7 1012.8 1017.2 1020.9 1021.9 1017.5 1016.6 1992 1018.4 1014.4 1017.1 1014.4 1016.8 1012.1 1012.1 1015.1 1017.7 1019.6 1020.1 1019.1 1016.4 1993 1019.4 1019.3 1017.5 1015.5 1015.7 1012.9 1012.5 1014.7 1016.2 1023.9 1021.2 1022.0 1017.6 1994 1018.8 1017.3 1016.7 1017.2 1014.7 1010.6 1010.1 1011.7 1020.5 1022.1 1017.8 1020.3 1016.5 1995 1020.2 1018.6 1017.1 1014.9 1016.7 1011.7 1009.2 1012.0 1015.5 1020.5 1018.6 1021.8 1016.4 1996 1021.4 1017.6 1015.9 1017.1 1016.6 1012.9 1012.5 1014.2 1013.4 1019.3 1024.2 1021.4 1017.2 1997 1017.6 1018.2 1013.8 1013.6 1016.3 1011.4 1009.8 1013.0 1017.3 1018.3 1022.0 1018.9 1015.8 1998 1016.9 1018.3 1015.5 1014.9 1016.4 1014.8 1010.7 1013.9 1016.0 1020.4 1020.9 1022.6 1016.8 1999 1019.6 1016.0 1016.6 1016.8 1015.2 1011.7 1010.6 1011.8 1015.4 1018.6 1019.7 1022.7 1016.2 2000 1017.2 1017.6 1015.8 1013.9 1012.5 1012.4 1012.0 1012.9 1015.0 1020.6 1023.2 1020.0 1016.1 2001 1021.8 1017.6 1015.6 1014.3 1012.0 1011.0 1011.8 1013.2 1016.3 1019.4 1019.0 1021.3 1016.1 2002 1019.6 1017.6 1016.0 1013.2 1014.2 1010.8 1012.5 1011.6 1017.2 1018.9 1021.6 1019.9 1016.1 2003 1019.2 1014.9 1015.8 1016.3 1016.7 1012.4 1010.3 1013.5 1016.3 1017.9 1021.1 1021.8 1016.4 2004 1015.8 1016.6 1019.4 1016.0 1012.4 1012.5 1011.9 1012.1 1017.8 1021.6 1019.0 1019.6 1016.2 2005 1017.6 1017.3 1014.2 1018.1 1015.3 1012.2 1011.3 1012.3 1015.7 1020.6 1021.5 1021.4 1016.5 MEAN 1018.8 1017.3 1016.1 1015.1 1014.8 1012.2 1010.8 1012.6 1016.5 1020.1 1021.0 1020.1 1016.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 107 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1019.7 1019.3 1021.5 1020.4 1015.2 1009.6 1012.6 1008.1 1013.4 1019.2 1021.0 1019.2 1021.5 DAY 31 13 3 12 30 28 5 20 14 31 1 8 1952 1018.3 1013.1 1024.3 1025.7 1028.4 1023.6 1016.2 1018.7 1025.0 1026.9 1033.0 1034.1 1034.1 DAY 1 8 27 8 12 4 15 16 27 18 17 11 1953 1027.8 1027.3 1029.7 1026.3 1017.9 1021.1 1016.7 1018.2 1025.7 1036.7 1036.6 1030.2 1036.7 DAY 2 15 28 1 5 5 20 31 21 26 9 13 1954 1024.8 1032.1 1031.7 1024.8 1024.5 1017.8 1013.6 1017.6 1021.4 1026.1 1036.7 1034.3 1036.7 DAY 18 22 6 29 1 20 31 31 23 12 26 16 1955 1030.9 1025.0 1025.3 1024.3 1024.3 1016.8 1014.1 1017.9 1022.8 1025.0 1031.2 1033.5 1033.5 DAY 9 8 22 1 27 1 10 21 21 12 12 2 1956 1026.8 1023.3 1020.9 1025.8 1019.4 1019.8 1015.5 1019.1 1026.9 1027.7 1031.1 1031.0 1031.1 DAY 22 13 10 16 23 11 25 30 26 25 13 17 1957 1025.9 1027.0 1026.9 1027.5 1021.0 1019.4 1022.0 1018.8 1020.6 1032.1 1029.6 1029.7 1032.1 DAY 23 19 22 22 11 20 5 1 16 12 16 23 1958 1024.2 1028.7 1025.6 1024.9 1023.8 1016.7 1017.0 1019.3 1022.3 1027.3 1031.0 1028.0 1031.0 DAY 13 13 28 24 23 4 16 25 24 31 1 5 1959 1023.9 1021.4 1023.8 1023.6 1020.2 1019.4 1013.9 1015.1 1021.1 1032.7 1029.0 1031.3 1032.7 DAY 5 14 16 9 4 21 15 29 24 20 29 27 1960 1028.0 1026.0 1025.3 1033.6 1025.3 1019.3 1018.0 1016.0 1020.6 1026.8 1030.6 1029.6 1033.6 DAY 19 15 20 7 26 7 16 14 20 28 26 6 1961 1029.7 1028.8 1030.1 1025.5 1023.5 1018.7 1015.6 1017.4 1021.5 1032.3 1026.1 1026.3 1032.3 DAY 10 22 4 17 14 9 24 12 25 25 1 3 1962 1030.9 1028.7 1026.7 1028.6 1019.9 1019.4 1015.6 1022.6 1030.2 1028.7 1034.3 1027.1 1034.3 DAY 24 11 6 19 14 22 30 26 25 27 22 26 1963 1025.7 1027.1 1021.9 1023.3 1018.5 1018.5 1015.2 1018.5 1028.7 1030.8 1027.5 1034.5 1034.5 DAY 6 6 1 2 14 13 29 5 24 18 2 26 1964 1032.7 1025.9 1025.4 1023.3 1019.9 1018.9 1015.6 1015.8 1023.5 1028.0 1033.0 1032.5 1033.0 DAY 30 28 18 24 16 2 27 31 29 30 11 26 1965 1028.1 1025.7 1028.7 1020.8 1027.6 1018.1 1014.5 1021.2 1024.3 1028.4 1026.0 1023.6 1028.7 DAY 29 1 16 9 20 2 25 9 30 28 20 2 1966 1025.7 1022.6 1022.0 1023.7 1020.8 1018.1 1016.5 1014.6 1022.5 1029.6 1034.3 1028.6 1034.3 DAY 1 1 3 5 10 6 11 9 15 17 23 30 1967 1028.1 1030.3 1024.8 1022.0 1023.1 1020.6 1015.8 1016.0 1022.7 1028.4 1026.8 1024.6 1030.3 DAY 6 3 1 13 2 7 23 16 25 15 9 12 1968 1023.9 1025.6 1028.6 1024.8 1022.0 1020.4 1017.7 1018.9 1022.7 1028.0 1028.5 1029.9 1029.9 DAY 19 7 27 1 8 1 13 30 19 16 22 23 1969 1030.0 1028.0 1028.6 1023.4 1024.2 1020.1 1013.8 1019.3 1027.6 1027.6 1029.3 1024.1 1030.0 DAY 6 24 12 4 11 3 31 30 14 14 23 9 1970 1027.3 1024.4 1024.3 1026.3 1019.8 1023.3 1013.9 1016.5 1022.4 1025.7 1033.5 1029.7 1033.5 DAY 2 16 26 22 22 11 8 30 18 11 14 16 1971 1031.0 1021.1 1025.8 1027.0 1020.8 1014.3 1012.0 1016.2 1021.7 1029.7 1030.6 1027.5 1031.0 DAY 9 1 7 9 2 17 15 21 11 11 20 28 1972 1030.6 1031.7 1028.9 1023.4 1025.7 1019.9 1014.6 1019.3 1026.1 1026.9 1028.6 1029.1 1031.7 DAY 4 1 15 16 24 1 24 24 17 26 9 26 1973 1036.1 1026.3 1028.0 1020.9 1024.1 1017.7 1014.8 1017.7 1028.2 1027.3 1028.2 1034.2 1036.1 DAY 25 10 10 11 7 2 22 30 30 22 12 26 1974 1032.3 1029.1 1029.9 1022.2 1020.0 1016.2 1015.1 1019.4 1022.4 1029.5 1031.1 1027.3 1032.3 DAY 5 4 13 26 10 1 23 26 22 15 17 3 1975 1034.0 1024.6 1024.9 1027.4 1021.1 1017.8 1012.8 1019.9 1025.2 1028.9 1033.4 1029.5 1034.0 DAY 15 23 31 5 5 17 28 18 18 20 14 4 1976 1026.3 1030.9 1025.5 1025.8 1020.5 1017.2 1016.5 1015.5 1023.9 1034.2 1034.9 1030.2 1034.9 DAY 1 21 27 3 2 27 6 14 11 31 14 16 1977 1032.9 1027.8 1031.6 1024.2 1020.9 1015.0 1013.7 1017.9 1026.9 1032.2 1028.0 1032.7 1032.9 DAY 5 16 9 1 29 9 13 23 30 23 27 13 1978 1032.8 1031.3 1025.0 1021.7 1023.3 1024.8 1017.8 1019.2 1022.6 1029.0 1031.3 1034.5 1034.5 DAY 13 6 19 12 3 8 8 21 28 10 27 24 1979 1036.2 1028.0 1026.6 1027.4 1026.0 1021.6 1017.6 1019.8 1025.6 1029.8 1032.1 1028.1 1036.2 DAY 18 13 5 27 27 10 20 29 23 9 19 4 1980 1027.6 1028.4 1026.1 1022.4 1023.1 1022.0 1018.1 1022.7 1023.9 1024.3 1027.7 1027.0 1028.4 DAY 15 1 28 1 16 1 18 30 26 7 3 17 1981 1028.8 1023.9 1025.7 1024.2 1024.5 1019.5 1015.7 1017.7 1026.3 1029.0 1027.3 1027.6 1029.0 DAY 9 28 8 10 21 9 30 3 27 24 26 1 1982 1028.5 1028.0 1023.1 1029.9 1029.2 1022.2 1015.2 1018.2 1025.2 1030.2 1029.7 1029.3 1030.2 DAY 19 11 5 4 10 7 7 15 21 25 11 10 1983 1033.1 1026.0 1026.7 1023.8 1021.5 1024.6 1018.0 1016.3 1021.9 1027.3 1038.5 1032.7 1038.5 DAY 8 10 14 29 16 1 1 8 28 28 26 4 1984 1028.2 1032.5 1025.0 1021.7 1020.4 1016.8 1013.5 1013.9 1022.2 1030.6 1031.9 1033.3 1033.3 DAY 4 23 5 4 12 13 3 30 22 22 30 18 1985 1028.7 1025.6 1034.1 1030.0 1024.4 1017.1 1015.2 1019.0 1026.0 1030.4 1027.5 1031.0 1034.1 DAY 23 24 5 17 12 6 16 31 22 31 24 14 1986 1030.4 1025.5 1028.6 1026.7 1024.6 1018.1 1017.4 1017.4 1024.6 1027.8 1031.0 1030.1 1031.0 DAY 28 22 3 5 19 2 3 31 30 15 21 7 1987 1032.5 1030.8 1023.7 1024.3 1021.2 1018.2 1019.2 1018.7 1024.3 1032.4 1034.4 1032.3 1034.4 DAY 21 1 23 22 1 6 11 5 20 28 30 1 1988 1030.3 1030.7 1023.3 1029.7 1025.9 1017.4 1014.3 1017.7 1023.4 1029.7 1029.6 1026.9 1030.7 DAY 3 7 17 9 5 1 23 21 25 16 6 5 1989 1029.7 1029.0 1022.0 1023.3 1023.4 1017.1 1016.2 1017.8 1026.6 1028.1 1027.8 1023.0 1029.7 DAY 22 8 1 11 1 2 10 20 23 24 8 18 1990 1028.0 1028.0 1032.1 1023.7 1024.2 1014.9 1015.8 1017.6 1019.1 1033.4 1032.7 1028.9 1033.4 DAY 26 8 17 3 15 7 15 2 23 15 22 29 1991 1027.8 1030.4 1026.6 1023.3 1019.3 1018.7 1014.3 1017.7 1024.2 1024.8 1026.8 1028.1 1030.4 DAY 11 15 12 15 4 23 11 22 30 13 23 17 1992 1030.0 1025.3 1027.3 1018.9 1025.3 1018.1 1016.9 1024.1 1024.9 1025.9 1032.4 1025.8 1032.4 DAY 10 16 12 8 2 7 14 31 30 16 4 1 1993 1032.3 1028.6 1027.5 1023.7 1026.9 1021.4 1016.7 1017.9 1024.8 1029.6 1028.9 1028.6 1032.3 DAY 6 9 17 1 9 22 28 18 23 17 26 20 1994 1028.6 1030.4 1025.9 1031.0 1021.5 1014.9 1014.4 1015.4 1027.4 1028.8 1025.2 1029.2 1031.0 DAY 10 18 1 5 20 8 2 7 23 23 2 8 1995 1031.6 1025.9 1025.9 1022.0 1023.7 1017.9 1012.4 1018.4 1023.2 1032.7 1028.2 1030.0 1032.7 DAY 7 17 3 7 26 1 25 25 22 17 15 10 1996 1034.4 1024.6 1020.8 1025.4 1022.5 1018.8 1020.9 1024.5 1021.2 1031.9 1034.9 1030.8 1034.9 DAY 10 13 20 4 4 11 3 29 25 2 18 8 1997 1028.0 1028.8 1028.6 1021.3 1023.1 1016.9 1014.1 1019.4 1024.8 1026.9 1035.8 1028.0 1035.8 DAY 19 21 11 13 12 4 21 24 7 8 7 28 1998 1025.9 1030.4 1028.8 1025.7 1026.1 1019.4 1015.4 1018.1 1022.3 1034.1 1029.2 1032.2 1034.1 DAY 4 23 26 12 3 6 19 19 12 9 21 29 1999 1034.4 1025.6 1025.2 1027.5 1021.1 1018.8 1015.8 1016.7 1021.7 1025.8 1029.7 1031.9 1034.4 DAY 2 12 1 23 27 17 18 19 28 26 30 11 2000 1024.2 1029.1 1027.5 1022.4 1022.4 1019.4 1017.0 1017.6 1022.4 1027.5 1035.1 1029.3 1035.1 DAY 14 29 27 3 5 3 30 23 29 16 17 10 2001 1028.6 1031.2 1025.9 1028.0 1018.3 1020.1 1016.1 1018.2 1024.1 1030.8 1027.1 1028.0 1031.2 DAY 26 10 11 1 19 2 29 5 22 10 20 10 2002 1027.7 1029.9 1030.3 1023.3 1022.0 1017.8 1018.3 1017.9 1022.2 1023.6 1029.9 1035.5 1035.5 DAY 17 19 10 1 17 25 3 31 21 23 18 3 2003 1025.7 1024.2 1026.0 1025.0 1027.6 1019.9 1015.4 1016.3 1025.2 1024.9 1031.0 1034.3 1034.3 DAY 11 24 2 16 1 6 4 8 26 15 23 12 2004 1025.3 1021.9 1031.7 1024.8 1022.0 1021.9 1016.7 1017.1 1023.2 1027.7 1026.1 1032.1 1032.1 DAY 11 10 9 28 22 6 5 7 21 24 30 3 2005 1028.4 1027.3 1020.8 1031.0 1023.2 1017.9 1015.2 1019.0 1021.3 1028.5 1027.3 1032.1 1032.1 DAY 8 16 26 6 19 5 15 27 9 24 27 30 1951-2005 1036.2 1032.5 1034.1 1033.6 1029.2 1024.8 1022.0 1024.5 1030.2 1036.7 1038.5 1035.5 1038.5 YEAR-DAY 79-18 84-23 85- 5 60- 7 82-10 78- 8 57- 5 96-29 62-25 53-26 83-26 2- 3 83-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 108 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 997.7 997.2 999.6 1000.0 998.8 999.9 999.2 998.2 1000.4 996.6 1002.7 1001.2 996.6 DAY 23 20 21 27 3 2 15 5 11 4 27 17 1952 1000.3 994.9 994.5 1008.0 1008.0 1003.9 1006.8 1006.8 1012.3 1013.7 1013.0 1015.7 994.5 DAY 11 12 2 11 8 13 27 6 15 6 4 28 1953 1008.2 1005.8 999.7 1008.5 1006.4 1004.6 1005.3 1010.5 1009.5 1011.9 1010.1 1012.4 999.7 DAY 31 24 13 11 8 30 1 23 10 23 20 21 1954 1005.8 1004.9 1007.2 1009.7 1008.6 1009.3 1008.1 1007.9 1012.9 1011.6 1016.6 1008.7 1004.9 DAY 3 9 25 4 28 5 27 8 9 3 3 7 1955 1014.4 1001.5 1007.0 1000.4 1004.6 1006.2 1004.1 1003.7 1010.3 1014.7 1012.7 1007.1 1000.4 DAY 25 23 3 10 3 10 29 6 1 7 23 29 1956 1006.4 1003.2 1006.8 1007.2 1008.2 1007.2 1005.1 1007.9 1008.4 1012.4 1009.5 1010.9 1003.2 DAY 31 29 17 6 26 26 19 4 12 17 8 8 1957 1004.9 1008.2 1003.9 1011.6 1009.2 1009.3 1005.0 1004.7 1013.7 1011.4 1011.5 1008.1 1003.9 DAY 19 5 7 1 8 29 12 8 29 9 18 7 1958 1006.0 1007.5 1007.9 999.3 1008.7 1007.4 998.2 1010.5 1008.6 1014.9 1016.6 1012.5 998.2 DAY 30 3 9 20 1 30 9 7 1 27 20 1 1959 1009.1 1006.8 1005.4 1008.7 1007.0 1004.3 1007.1 1004.0 1008.1 1009.3 1015.5 1017.2 1004.0 DAY 23 20 1 6 20 28 27 16 12 12 24 6 1960 1015.5 1002.5 1004.3 1008.7 1007.6 1005.7 1005.4 1006.6 1012.8 1012.8 1009.6 1013.0 1002.5 DAY 17 21 1 18 31 22 6 11 4 11 20 30 1961 1009.4 1010.6 1003.2 1009.1 1001.9 999.8 1006.0 1007.9 1007.9 1012.7 1010.0 1006.2 999.8 DAY 22 14 9 1 30 6 12 7 21 17 23 22 1962 1007.8 1004.7 1000.4 1006.0 1006.9 1003.7 1008.4 1008.0 1010.4 1008.3 1018.1 1012.4 1000.4 DAY 5 18 28 5 11 9 14 22 12 10 10 16 1963 1013.3 1009.4 1004.9 1006.4 1003.9 1007.8 1008.1 1007.6 1010.1 1014.5 1013.1 1006.3 1003.9 DAY 4 12 5 16 3 16 5 2 3 31 16 11 1964 999.3 1010.5 1008.6 1001.9 1008.3 1005.2 1006.6 1004.8 1011.4 1010.6 1001.4 1010.9 999.3 DAY 19 4 4 8 12 15 2 13 11 3 27 24 1965 1003.1 1001.0 1007.5 1002.1 1007.1 1006.1 1003.6 1010.8 1013.4 1001.8 1010.8 1011.3 1001.0 DAY 11 23 23 4 2 18 12 4 17 25 9 24 1966 1010.0 1009.6 996.4 1007.4 1011.5 1005.4 1005.4 1006.1 1010.9 1010.9 1016.1 1006.6 996.4 DAY 27 3 20 14 4 14 16 5 8 15 30 12 1967 1009.4 1006.9 998.1 1001.1 1005.0 1005.7 1003.9 1007.0 1006.5 1013.0 1012.3 1003.5 998.1 DAY 21 24 24 25 31 21 10 4 18 1 25 23 1968 1005.1 1011.8 1006.0 1002.0 1010.6 1007.3 1005.9 1006.4 1010.4 1007.9 1015.8 1008.9 1002.0 DAY 7 20 10 24 17 20 1 1 9 25 29 9 1969 1007.4 1011.3 1004.2 1005.9 1008.0 1005.4 1008.0 1006.0 1010.0 1008.7 1012.3 1009.6 1004.2 DAY 23 13 22 13 19 16 29 8 10 29 9 27 1970 1006.6 1006.9 1008.3 1005.5 1006.5 1005.3 1006.2 1004.0 1009.0 1009.1 1014.7 1012.4 1004.0 DAY 23 19 19 19 20 8 1 27 8 8 30 13 1971 1008.9 1004.0 1006.0 1003.2 1007.2 1004.7 1005.1 1008.9 1012.0 1011.4 1012.4 1010.0 1003.2 DAY 13 8 20 14 11 6 23 19 2 7 18 14 1972 1010.5 1011.8 1000.8 1006.9 1001.5 1003.0 1005.9 1005.4 1011.5 1013.0 1011.4 1013.6 1000.8 DAY 14 15 18 25 6 24 31 1 14 30 7 16 1973 1004.2 998.1 1008.3 1006.5 1006.5 1004.7 1004.6 1010.4 1011.3 1013.3 1012.0 1011.2 998.1 DAY 16 22 17 19 30 15 16 4 9 30 19 7 1974 1007.8 1011.8 1011.8 1002.5 1008.2 1007.9 1006.5 1008.1 1007.5 1015.4 1012.6 1006.6 1002.5 DAY 21 12 24 28 27 3 3 22 3 29 24 23 1975 1009.5 1005.7 1003.7 1009.3 1009.3 1006.8 1006.2 1004.8 1004.7 1008.0 1010.1 1005.5 1003.7 DAY 5 11 2 15 15 12 5 15 10 4 29 23 1976 1010.0 1005.8 1007.0 1010.9 1007.1 1009.5 1006.0 1009.0 1011.4 1010.2 1013.5 1012.8 1005.8 DAY 12 5 14 22 21 3 4 10 23 17 28 11 1977 1012.9 1007.8 1010.0 1005.9 1008.9 1004.6 1005.1 1003.2 1014.0 1009.8 1011.2 1010.2 1003.2 DAY 20 7 27 25 25 22 2 17 12 5 18 22 1978 1005.0 1012.3 1003.9 1003.2 1001.5 997.7 1004.6 1008.1 1010.9 1012.9 1012.6 1005.9 997.7 DAY 21 12 13 25 30 22 2 14 2 1 1 16 1979 1008.7 1005.5 1007.3 1010.1 1006.9 1005.2 1006.3 1007.8 1013.3 1012.7 1006.1 1006.5 1005.2 DAY 7 11 27 12 17 23 6 6 5 4 29 1 1980 1012.4 1008.4 1001.1 1006.5 1011.3 1003.5 1007.9 1008.2 1009.1 1011.7 1012.5 1010.7 1001.1 DAY 6 18 2 16 23 17 3 20 21 4 15 10 1981 1008.0 1006.5 1002.5 1003.6 1004.7 1004.9 1008.0 1009.6 1012.5 1016.0 1012.0 1012.9 1002.5 DAY 3 1 28 29 13 5 1 13 17 16 5 18 1982 1006.3 1005.0 1006.4 1007.5 1010.5 1010.8 1006.0 1003.5 1013.8 1012.7 1012.5 1012.8 1003.5 DAY 29 14 19 19 15 27 26 1 16 20 6 28 1983 1004.3 1007.1 1008.5 1011.3 1009.8 1008.0 1004.2 1006.9 1011.7 1010.0 1014.6 1007.3 1004.2 DAY 24 18 6 3 29 22 27 4 8 4 12 12 1984 1012.9 1008.2 1006.3 1007.3 1003.1 1007.6 1007.1 1006.9 1012.3 1009.8 1008.4 1010.3 1003.1 DAY 14 8 15 10 29 21 15 8 8 18 12 7 1985 1012.0 999.4 1002.5 1008.0 1008.6 1006.1 1008.0 1010.4 1011.5 1011.9 1017.8 1006.4 999.4 DAY 2 6 24 15 4 20 27 6 7 28 9 19 1986 1005.7 1012.8 1011.8 1010.4 1008.7 1006.9 1008.7 1009.8 1013.7 1013.3 1010.9 1008.9 1005.7 DAY 20 16 9 11 3 17 20 6 26 5 8 30 1987 1009.3 1009.3 999.5 1006.5 1009.1 1010.7 1004.9 1008.4 1010.3 1013.8 1010.7 1009.0 999.5 DAY 27 10 14 19 23 13 3 15 6 4 7 24 1988 1006.1 1009.8 1002.5 1008.3 1007.2 1000.6 1006.6 1006.5 1010.0 1012.9 1011.3 1002.9 1000.6 DAY 29 2 5 30 29 23 1 29 5 30 20 27 1989 1007.5 1010.4 1001.7 1008.1 1010.2 1008.1 1008.4 1005.9 1008.2 1009.5 1013.8 1005.9 1001.7 DAY 17 23 30 29 7 10 6 1 13 2 20 5 1990 1012.0 1004.1 1010.6 1005.3 1001.0 1006.0 1008.4 1008.5 1011.4 1013.6 1010.7 1010.5 1001.0 DAY 23 16 14 15 13 27 30 7 1 14 1 25 1991 1009.7 1010.8 1001.9 1005.2 1002.9 1006.0 1003.0 1007.6 1010.1 1016.5 1012.7 1009.8 1001.9 DAY 25 4 7 10 22 12 8 11 3 4 5 1 1992 1009.1 1005.0 1004.3 1006.2 1009.3 1004.2 1007.9 1009.8 1012.3 1013.5 1006.8 1012.0 1004.2 DAY 17 11 31 15 10 19 24 1 18 24 26 28 1993 1007.6 1010.1 1005.5 1009.3 1009.7 1007.4 1009.5 1009.8 1010.3 1013.0 1006.6 1013.6 1005.5 DAY 9 3 22 8 14 19 24 12 14 1 14 5 1994 1009.6 1002.8 1007.0 1004.4 1006.9 1005.2 1007.2 1006.1 1014.7 1014.5 1005.2 1003.9 1002.8 DAY 16 1 12 2 1 22 7 2 1 14 26 4 1995 1011.8 1008.3 1002.2 1011.1 1009.3 1004.1 1002.1 1007.2 1008.0 1012.8 1010.9 1015.8 1002.1 DAY 1 5 26 17 7 30 1 23 19 11 26 25 1996 1014.0 1005.4 1005.7 1006.5 1012.0 1007.2 1008.4 1007.3 1005.0 1007.4 1017.6 1013.6 1005.0 DAY 7 5 26 10 29 5 6 8 9 27 29 25 1997 1007.5 1009.3 1003.2 1003.9 1007.4 1006.9 1004.2 1007.6 1006.6 1013.7 1016.2 1008.6 1003.2 DAY 16 27 25 10 4 24 16 5 2 3 19 10 1998 1000.4 1005.8 1003.8 1006.2 1004.1 1010.3 1000.8 1010.2 1009.5 1008.3 1013.6 1012.3 1000.4 DAY 13 13 30 21 22 24 6 5 6 2 1 21 1999 1012.2 1005.2 1007.2 1008.9 1004.3 999.9 1006.4 1008.2 1009.5 1013.9 1010.3 1012.9 999.9 DAY 9 20 21 14 14 25 12 6 13 31 26 14 2000 1006.1 1004.9 1006.9 1008.9 1005.1 1006.2 1007.6 1007.6 1008.0 1014.4 1016.9 1011.9 1004.9 DAY 21 7 9 23 27 24 10 3 1 1 6 15 2001 1015.2 1002.2 1004.7 1008.1 1003.6 1004.6 1005.2 1004.3 1008.0 1012.0 1008.1 1012.7 1002.2 DAY 1 21 25 12 30 18 18 31 5 31 17 5 2002 1007.8 1007.3 1005.4 999.2 1007.6 1001.8 1006.2 1005.3 1012.8 1012.9 1011.4 1007.9 999.2 DAY 8 25 28 4 12 21 25 17 10 21 12 22 2003 1009.6 1004.0 1004.8 1010.5 1009.2 1006.9 1006.3 1010.5 1008.7 1009.8 1010.4 1012.2 1004.0 DAY 28 19 26 27 30 30 8 1 7 27 14 27 2004 1006.1 1005.7 1007.0 997.7 1000.8 1007.6 1006.3 1005.4 1010.7 1013.9 1008.5 1012.5 997.7 DAY 27 15 31 17 14 17 10 12 11 3 23 15 2005 1000.8 1007.5 1002.2 1009.4 1002.0 1003.2 1003.8 1005.4 1009.7 1012.6 1013.0 1008.2 1000.8 DAY 23 2 24 30 6 21 6 7 5 20 9 26 1951-2005 997.7 994.9 994.5 997.7 998.8 997.7 998.2 998.2 1000.4 996.6 1001.4 1001.2 994.5 YEAR-DAY 51-23 52-12 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-17 52- 2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 109 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1001.5 1000.5 999.0 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.3 1024.5 ****** 1954 1015.2 1017.7 1019.3 1011.3 1008.5 1006.2 1000.1 1005.7 1012.0 1017.0 1023.6 1023.3 1013.3 1955 1023.1 1015.9 1015.5 1014.8 1011.7 1006.3 1001.3 1004.1 1010.8 1017.7 1018.5 1017.9 1013.1 1956 1021.9 1018.4 1015.0 1012.2 1008.8 1008.1 1002.4 1007.0 1011.4 1017.8 1019.7 1024.9 1014.0 1957 1022.3 1022.1 1014.9 1016.5 1009.9 1008.4 1004.8 1006.9 1012.1 1018.8 1021.8 1020.8 1014.9 1958 1019.0 1018.5 1012.3 1011.8 1012.9 1004.4 1001.3 1006.4 1009.7 1017.8 1026.1 1019.6 1013.3 1959 1019.7 1018.6 1017.4 1011.9 1009.0 1005.8 1002.1 1002.0 1006.5 1014.9 1021.6 1026.0 1013.0 1960 1020.0 1017.8 1016.4 1014.0 1011.6 1005.0 1003.5 1003.9 1011.6 1016.5 1020.5 1022.2 1013.6 1961 1021.6 1020.3 1013.8 1012.6 1007.8 1005.3 1001.4 1005.1 1008.1 1019.4 1017.6 1017.0 1012.5 1962 1021.3 1015.5 1012.0 1011.6 1009.6 1006.5 1002.8 1007.1 1013.0 1017.1 1025.3 1019.2 1013.4 1963 1018.0 1015.7 1012.4 1008.2 1005.9 1004.8 1002.4 1005.1 1010.7 1015.6 1019.0 1021.2 1011.6 1964 1025.6 1017.6 1013.0 1009.3 1009.3 1003.6 1001.7 1002.5 1010.4 1019.5 1017.8 1026.2 1013.0 1965 1020.1 1015.2 1016.9 1008.9 1008.9 1004.8 1001.7 1006.5 1011.8 1013.7 1017.3 1018.1 1012.0 1966 1017.6 1014.1 1012.6 1010.6 1010.3 1003.8 1001.8 1003.1 1009.8 1017.3 1024.7 1018.0 1012.0 1967 1022.1 1018.8 1011.3 1010.3 1009.8 1005.5 1001.7 1003.4 1008.2 1017.2 1016.5 1017.5 1011.9 1968 1015.1 1019.0 1014.2 1013.3 1011.0 1004.6 1003.8 1003.6 1009.5 1016.3 1019.7 1019.3 1012.4 1969 1022.8 1023.9 1013.9 1012.4 1010.3 1004.3 1003.0 1006.3 1011.3 1015.4 1021.1 1018.6 1013.6 1970 1020.9 1016.0 1015.9 1013.0 1006.2 1005.0 1001.9 1002.2 1009.8 1014.8 1018.2 1021.8 1012.1 1971 1024.9 1013.9 1014.3 1010.5 1007.3 1001.9 1002.0 1004.5 1011.6 1016.8 1017.8 1017.3 1011.9 1972 1025.9 1028.9 1018.1 1011.5 1008.9 1005.7 1003.8 1008.5 1011.6 1016.7 1019.0 1025.6 1015.4 1973 1024.3 1016.0 1016.7 1009.0 1009.6 1004.2 1001.4 1005.9 1012.9 1016.4 1018.2 1023.3 1013.2 1974 1022.8 1025.7 1020.3 1009.8 1009.2 1004.7 1003.1 1006.2 1011.4 1019.3 1020.8 1020.8 1014.5 1975 1022.1 1017.8 1015.0 1013.9 1008.6 1004.2 1001.3 1004.4 1010.6 1016.4 1022.5 1022.5 1013.3 1976 1016.6 1020.1 1017.6 1012.8 1009.0 1006.4 1001.5 1003.8 1010.0 1015.8 1024.5 1023.3 1013.4 1977 1025.9 1022.1 1016.9 1009.6 1009.5 1002.2 1001.2 1004.9 1012.1 1017.4 1018.9 1020.6 1013.4 1978 1022.0 1020.9 1015.2 1008.4 1008.1 1004.3 1003.6 1005.3 1009.4 1017.2 1023.0 1018.4 1013.0 1979 1022.8 1016.5 1015.9 1011.6 1013.1 1007.9 1003.6 1005.8 1012.9 1015.1 1022.6 1018.7 1013.9 1980 1020.9 1021.4 1015.6 1009.0 1009.1 1005.3 1003.2 1005.9 1010.9 1015.3 1017.7 1018.8 1012.8 1981 1018.8 1016.8 1012.1 1011.0 1009.5 1006.0 1002.9 1005.9 1012.7 1019.6 1017.7 1019.6 1012.7 1982 1020.9 1018.4 1015.5 1011.7 1013.1 1006.9 1002.7 1006.3 1013.2 1016.6 1022.5 1022.9 1014.2 1983 1020.9 1016.7 1017.2 1012.3 1009.3 1006.6 1002.2 1003.8 1010.4 1017.6 1019.4 1022.8 1013.2 1984 1020.6 1026.5 1014.9 1010.0 1008.1 1005.3 1001.4 1002.0 1012.2 1018.3 1019.1 1027.5 1013.8 1985 1020.2 1011.1 1020.4 1010.9 1009.9 1003.1 1003.6 1007.5 1011.0 1017.0 1020.8 1021.2 1013.1 1986 1020.0 1018.3 1020.5 1015.4 1009.3 1004.0 1004.8 1007.6 1012.5 1017.0 1020.0 1021.1 1014.2 1987 1020.4 1020.2 1012.4 1014.2 1011.0 1007.7 1005.1 1005.2 1012.4 1023.0 1022.0 1020.4 1014.5 1988 1021.4 1020.8 1012.3 1013.7 1011.3 1003.2 1002.2 1005.2 1011.4 1017.8 1018.1 1017.7 1012.9 1989 1023.6 1025.8 1014.7 1014.8 1012.9 1005.2 1003.8 1005.5 1010.1 1016.3 1020.4 1018.8 1014.3 1990 1023.9 1018.5 1019.1 1011.1 1009.1 1003.3 1004.1 1006.2 1009.7 1017.4 1019.6 1023.5 1013.8 1991 1022.3 1022.7 1018.0 1012.9 1008.5 1006.3 1003.0 1005.9 1012.0 1018.2 1021.8 1018.7 1014.2 1992 1022.0 1016.1 1018.8 1012.4 1014.0 1005.6 1004.4 1008.8 1013.1 1017.3 1019.2 1020.7 1014.4 1993 1022.7 1021.4 1017.9 1012.9 1011.6 1006.4 1004.9 1007.9 1010.6 1022.3 1022.1 1023.7 1015.4 1994 1020.9 1020.1 1016.2 1014.7 1009.4 1003.6 1002.2 1003.9 1016.6 1020.0 1016.2 1022.7 1013.9 1995 1021.6 1020.1 1017.1 1011.9 1012.0 1004.7 1000.6 1004.2 1010.2 1018.3 1017.2 1024.2 1013.5 1996 1024.6 1019.8 1016.6 1015.4 1011.9 1005.9 1003.8 1006.1 1006.0 1015.2 1023.4 1021.1 1014.1 1997 1018.2 1019.0 1012.9 1009.4 1010.6 1002.9 1000.4 1004.4 1010.8 1013.1 1020.9 1019.2 1011.8 1998 1018.3 1020.4 1014.3 1010.3 1011.0 1006.8 1001.5 1005.3 1009.3 1016.6 1018.5 1021.9 1012.8 1999 1020.4 1014.6 1015.7 1013.6 1009.4 1003.5 1002.0 1002.8 1008.8 1014.1 1018.7 1022.3 1012.2 2000 1018.0 1018.1 1014.3 1008.2 1005.2 1004.6 1003.1 1004.4 1008.0 1016.8 1022.7 1019.9 1011.9 2001 1024.0 1018.9 1014.3 1009.9 1005.6 1003.5 1003.8 1005.5 1010.5 1016.3 1017.9 1022.2 1012.7 2002 1021.3 1018.5 1014.5 1010.3 1009.5 1003.5 1005.0 1003.8 1011.2 1014.3 1020.9 1022.9 1013.0 2003 1021.6 1015.9 1015.5 1013.4 1012.9 1005.7 1001.6 1005.8 1010.5 1013.7 1021.0 1023.9 1013.5 2004 1016.9 1016.3 1018.5 1013.8 1006.9 1005.4 1004.0 1004.6 1012.3 1018.7 1017.5 1021.5 1013.0 2005 1019.6 1019.6 1012.6 1015.1 1010.6 1005.0 1003.0 1005.0 1009.5 1017.2 1021.2 1022.1 1013.4 MEAN 1021.1 1018.9 1015.5 1011.7 1009.6 1005.0 1002.7 1005.2 1010.9 1017.0 1020.3 1021.3 1013.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 110 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1008.7 1009.0 1003.9 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 14 30 28 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1040.5 1032.4 ****** DAY ** ** ** ** ** ** ** ** ** ** 9 13 1954 1028.2 1037.0 1035.1 1020.0 1019.9 1013.0 1004.3 1011.7 1018.3 1023.2 1043.7 1037.8 1043.7 DAY 18 22 6 29 1 20 31 19 23 12 26 16 1955 1033.8 1026.1 1025.8 1025.8 1021.4 1012.1 1007.4 1012.9 1020.4 1024.7 1033.6 1035.4 1035.4 DAY 9 8 22 12 27 1 10 21 30 12 12 2 1956 1042.3 1027.6 1022.7 1026.9 1016.0 1015.2 1009.6 1015.0 1025.5 1026.6 1034.1 1036.0 1042.3 DAY 4 13 20 2 23 11 25 30 26 25 13 17 1957 1031.2 1030.6 1027.5 1027.6 1016.5 1012.8 1017.2 1011.3 1015.6 1034.0 1035.2 1036.8 1036.8 DAY 23 8 30 22 11 20 5 17 9 12 24 23 1958 1029.0 1030.1 1026.0 1023.7 1019.8 1011.0 1010.7 1013.2 1018.3 1027.2 1035.0 1028.8 1035.0 DAY 20 13 28 24 13 4 15 25 24 31 22 5 1959 1026.8 1028.4 1027.8 1020.5 1018.2 1013.3 1006.6 1007.8 1015.9 1030.5 1031.8 1035.0 1035.0 DAY 5 11 15 3 4 8 16 27 24 20 29 27 1960 1028.8 1029.0 1029.0 1034.5 1022.0 1012.5 1010.5 1008.9 1015.6 1023.2 1032.9 1031.3 1034.5 DAY 19 11 20 7 5 7 16 14 20 28 26 5 1961 1034.5 1030.9 1032.0 1026.5 1018.0 1016.7 1006.0 1010.0 1016.0 1032.8 1027.3 1025.5 1034.5 DAY 10 22 4 17 1 9 24 12 25 25 15 3 1962 1034.1 1030.4 1026.2 1027.4 1015.9 1013.2 1008.3 1015.5 1028.2 1026.6 1036.6 1030.4 1036.6 DAY 19 11 6 19 14 2 30 26 25 12 22 26 1963 1028.7 1028.0 1022.5 1021.4 1015.5 1011.7 1007.9 1011.3 1023.7 1029.0 1029.0 1042.1 1042.1 DAY 6 6 8 2 14 13 29 5 24 18 27 26 1964 1042.4 1029.5 1024.9 1021.1 1014.3 1012.0 1008.2 1008.4 1018.2 1027.8 1034.4 1038.7 1042.4 DAY 30 28 8 24 2 4 27 31 29 30 11 10 1965 1030.6 1028.0 1031.8 1019.9 1024.2 1011.1 1007.0 1014.5 1021.0 1028.5 1025.0 1025.2 1031.8 DAY 31 1 14 16 20 3 1 9 30 28 20 22 1966 1025.1 1022.4 1022.5 1023.0 1016.7 1010.0 1008.3 1007.3 1017.2 1029.4 1034.4 1033.8 1034.4 DAY 1 23 3 5 19 2 8 9 16 17 23 29 1967 1034.6 1035.0 1028.0 1020.6 1021.9 1017.1 1007.7 1008.9 1018.9 1026.0 1025.4 1026.7 1035.0 DAY 6 3 1 1 2 7 15 25 25 15 9 27 1968 1027.8 1031.4 1029.5 1023.2 1017.9 1015.1 1012.5 1012.6 1018.6 1027.0 1029.3 1031.7 1031.7 DAY 19 7 27 1 8 1 13 30 19 30 22 23 1969 1038.1 1032.9 1028.9 1021.1 1020.0 1015.2 1007.0 1012.8 1025.1 1025.0 1029.8 1024.5 1038.1 DAY 6 3 12 4 11 1 9 30 13 14 19 9 1970 1033.3 1023.2 1024.8 1023.3 1015.5 1019.2 1006.8 1008.3 1018.2 1022.4 1033.7 1035.7 1035.7 DAY 14 28 13 22 9 11 8 30 18 11 14 16 1971 1034.9 1023.4 1027.3 1026.0 1016.2 1008.1 1005.3 1008.4 1016.1 1026.0 1028.9 1030.1 1034.9 DAY 9 1 7 9 2 17 4 21 24 11 20 28 1972 1039.2 1042.2 1032.6 1021.7 1022.4 1013.7 1007.4 1013.4 1019.4 1023.1 1029.4 1036.5 1042.2 DAY 4 1 20 16 24 1 15 24 17 26 9 26 1973 1042.2 1028.7 1029.6 1019.0 1020.4 1010.2 1006.7 1011.0 1027.3 1023.6 1027.9 1035.6 1042.2 DAY 26 7 10 11 7 6 22 30 30 22 20 26 1974 1035.7 1036.5 1031.6 1020.8 1015.4 1009.2 1007.5 1013.6 1017.4 1028.5 1030.7 1029.0 1036.5 DAY 5 4 10 26 2 1 31 26 24 14 17 3 1975 1039.7 1025.2 1025.8 1027.2 1018.1 1010.2 1003.9 1013.5 1019.2 1029.3 1036.6 1035.3 1039.7 DAY 15 14 5 2 4 17 20 18 18 20 15 4 1976 1028.0 1033.1 1030.4 1026.5 1016.7 1010.6 1010.9 1008.1 1018.3 1035.6 1036.7 1032.7 1036.7 DAY 1 25 27 3 2 20 1 26 11 31 14 22 1977 1037.9 1029.2 1030.8 1021.9 1016.8 1007.9 1005.0 1011.3 1022.4 1034.1 1027.1 1037.4 1037.9 DAY 5 3 9 1 29 4 21 31 30 23 27 13 1978 1038.8 1036.4 1025.4 1020.2 1022.0 1019.8 1010.5 1012.6 1017.9 1026.0 1031.4 1038.7 1038.8 DAY 13 6 19 12 3 8 8 21 28 10 5 24 1979 1039.0 1028.1 1029.4 1025.7 1021.7 1015.7 1008.9 1013.4 1021.2 1025.8 1032.6 1028.5 1039.0 DAY 26 13 5 27 25 11 21 29 23 9 19 22 1980 1030.2 1034.7 1025.4 1019.7 1017.4 1016.5 1009.4 1016.0 1018.9 1022.4 1026.4 1028.1 1034.7 DAY 31 1 28 1 16 1 18 30 26 21 5 20 1981 1029.2 1024.9 1025.0 1022.7 1019.6 1014.3 1008.1 1010.9 1024.2 1027.9 1027.2 1027.8 1029.2 DAY 9 28 8 10 21 9 30 31 23 24 26 1 1982 1035.5 1032.8 1023.6 1028.8 1025.0 1014.7 1009.0 1011.8 1021.6 1030.8 1031.1 1035.1 1035.5 DAY 19 11 30 4 10 7 8 15 21 25 11 10 1983 1036.4 1026.3 1025.6 1022.5 1016.1 1019.5 1010.6 1008.3 1018.0 1025.4 1039.6 1033.4 1039.6 DAY 9 10 14 29 31 1 1 8 15 20 26 4 1984 1029.1 1038.0 1025.8 1021.6 1016.1 1010.1 1004.5 1006.4 1017.6 1030.5 1032.8 1038.3 1038.3 DAY 4 19 5 4 12 16 3 31 22 22 30 18 1985 1029.9 1029.3 1039.8 1029.4 1020.1 1009.3 1010.0 1012.7 1021.2 1030.4 1028.5 1034.2 1039.8 DAY 23 24 5 17 12 6 6 31 22 31 24 8 1986 1032.4 1025.4 1030.0 1023.5 1021.0 1010.8 1009.0 1012.2 1023.7 1027.5 1034.7 1036.3 1036.3 DAY 28 13 3 5 18 3 3 31 30 15 21 11 1987 1037.4 1032.7 1025.5 1027.1 1018.6 1013.2 1013.3 1011.0 1022.1 1036.4 1039.3 1037.2 1039.3 DAY 21 1 23 6 6 21 11 8 24 28 30 1 1988 1035.8 1039.9 1022.6 1031.3 1025.4 1012.4 1007.6 1011.5 1021.2 1028.5 1029.6 1030.5 1039.9 DAY 3 7 17 9 5 1 23 21 25 16 6 29 1989 1034.6 1034.4 1023.8 1021.6 1024.8 1011.6 1006.9 1012.2 1024.4 1027.5 1029.8 1025.3 1034.6 DAY 27 3 1 9 1 2 10 20 23 24 1 27 1990 1033.4 1031.8 1037.5 1023.7 1021.8 1009.5 1008.2 1010.9 1014.4 1034.5 1033.0 1036.4 1037.5 DAY 9 8 17 3 15 7 15 2 25 15 14 29 1991 1031.6 1036.8 1030.2 1023.6 1016.4 1013.8 1008.1 1012.1 1023.9 1024.3 1028.3 1032.4 1036.8 DAY 1 14 12 15 4 24 12 22 27 12 23 17 1992 1035.7 1029.8 1033.2 1018.3 1026.7 1013.7 1010.6 1021.0 1023.7 1026.8 1032.3 1028.4 1035.7 DAY 10 16 12 8 2 7 14 31 30 16 4 24 1993 1037.0 1031.6 1030.4 1024.5 1028.2 1016.8 1009.5 1011.9 1021.4 1029.7 1033.1 1031.2 1037.0 DAY 6 9 17 24 9 22 28 25 23 8 26 20 1994 1031.5 1035.7 1029.6 1033.7 1017.5 1008.8 1007.7 1007.8 1023.9 1028.7 1022.6 1036.1 1036.1 DAY 10 18 1 5 20 8 2 7 22 24 2 8 1995 1035.4 1029.4 1028.1 1022.3 1020.3 1012.7 1005.2 1011.5 1021.6 1033.8 1029.4 1034.2 1035.4 DAY 7 18 5 7 26 1 25 25 22 17 28 10 1996 1041.2 1029.9 1025.3 1027.8 1019.7 1013.3 1013.2 1019.1 1016.1 1029.8 1036.6 1033.4 1041.2 DAY 10 27 20 4 4 11 3 30 24 2 18 7 1997 1032.0 1030.8 1029.2 1020.5 1019.3 1009.8 1005.2 1012.0 1020.2 1022.8 1036.8 1029.8 1036.8 DAY 19 21 11 13 8 4 21 24 7 8 7 28 1998 1028.0 1034.6 1028.2 1021.4 1025.0 1011.2 1006.6 1009.4 1017.7 1034.9 1027.5 1033.2 1034.9 DAY 22 23 26 1 3 5 19 19 12 9 21 29 1999 1039.1 1025.4 1025.1 1027.6 1016.7 1012.5 1008.8 1008.2 1018.4 1024.8 1031.6 1033.2 1039.1 DAY 2 12 1 23 22 17 13 18 28 26 30 1 2000 1028.0 1030.1 1027.7 1019.5 1016.4 1013.5 1008.9 1009.7 1016.6 1026.3 1036.3 1031.0 1036.3 DAY 13 29 27 3 5 13 26 18 29 16 17 10 2001 1035.0 1034.3 1030.7 1028.3 1013.2 1014.3 1009.2 1010.7 1021.1 1032.1 1029.9 1032.2 1035.0 DAY 25 10 11 1 19 2 30 14 22 27 20 3 2002 1032.1 1033.9 1033.2 1022.7 1019.2 1011.0 1011.5 1011.2 1015.9 1022.2 1030.8 1043.4 1043.4 DAY 17 19 10 1 17 25 3 31 21 23 18 3 2003 1029.6 1026.1 1030.5 1024.8 1028.3 1015.7 1007.5 1009.3 1022.4 1022.4 1033.3 1041.2 1041.2 DAY 23 24 2 16 1 6 4 30 27 15 23 12 2004 1027.4 1022.2 1033.6 1023.9 1017.9 1015.9 1009.7 1010.6 1018.8 1026.9 1027.7 1035.4 1035.4 DAY 11 10 9 6 22 6 6 7 21 24 30 3 2005 1030.8 1031.7 1023.8 1033.8 1019.0 1012.2 1007.1 1013.3 1015.1 1028.4 1029.7 1037.9 1037.9 DAY 8 16 26 6 19 1 15 27 9 24 27 30 1951-2005 1042.4 1042.2 1039.8 1034.5 1028.3 1019.8 1017.2 1021.0 1028.2 1036.4 1043.7 1043.4 1043.7 YEAR-DAY 64-30 72- 1 85- 5 60- 7 3- 1 78- 8 57- 5 92-31 62-25 87-28 54-26 2- 3 54-26 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 111 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 995.2 994.1 995.1 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 27 3 2 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1005.0 1013.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1004.8 1003.4 1002.2 1006.0 1000.4 1001.8 963.5 999.4 1007.4 1007.8 1014.2 1009.4 963.5 DAY 3 9 25 18 28 5 1 8 9 3 3 7 1955 1014.9 999.5 1004.4 998.3 1000.0 999.2 996.0 995.0 1003.9 1010.8 1009.7 1008.6 995.0 DAY 16 23 12 10 2 10 29 6 2 7 24 29 1956 1006.1 1003.8 1005.2 1003.8 1002.7 1000.4 996.3 1001.5 1002.6 1008.9 1006.2 1009.4 996.3 DAY 31 29 17 27 29 28 19 4 12 17 8 11 1957 1005.5 1006.6 1000.4 1009.7 1003.6 1003.0 997.3 996.0 1007.8 1005.8 1012.3 1008.6 996.0 DAY 19 27 7 28 8 29 12 8 29 9 18 6 1958 1006.0 1008.5 1004.5 993.5 1002.2 1000.0 989.8 1002.8 1001.2 1011.0 1015.0 1010.4 989.8 DAY 30 3 24 20 1 8 9 1 1 27 7 9 1959 1011.5 1007.5 1007.6 1002.8 997.5 995.3 998.0 994.5 1000.0 1004.5 1014.5 1016.0 994.5 DAY 23 26 18 5 20 28 27 16 15 12 12 20 1960 1013.5 1007.0 998.8 1004.6 999.4 997.5 995.5 998.4 1006.2 1007.5 1007.4 1002.3 995.5 DAY 17 22 1 27 31 21 6 11 14 11 20 13 1961 1006.2 1009.4 1001.9 1002.0 994.0 990.7 996.2 999.5 999.8 1006.3 1006.3 1004.1 990.7 DAY 22 14 31 30 30 6 12 7 1 17 23 22 1962 1006.6 1000.5 994.0 1002.3 1000.1 994.9 999.9 999.6 1003.2 1002.2 1014.6 1010.9 994.0 DAY 5 18 28 5 11 9 16 22 12 10 7 23 1963 1012.7 1007.9 1001.6 1000.8 997.8 1000.0 999.6 999.0 1002.6 1010.3 1010.9 1006.5 997.8 DAY 4 23 5 12 3 30 6 2 3 23 16 11 1964 1001.6 1009.3 1005.3 995.7 1001.6 997.0 997.0 994.8 1004.5 1004.6 999.2 1010.0 994.8 DAY 19 24 13 7 12 29 9 13 3 3 27 24 1965 1001.3 999.3 1003.8 997.6 999.4 996.6 993.9 1002.1 1006.3 995.1 1006.5 1009.4 993.9 DAY 11 23 12 4 2 18 12 7 17 25 9 15 1966 1007.2 1005.3 992.3 1003.0 1004.2 995.5 996.8 997.4 1003.7 1006.6 1015.5 1003.7 992.3 DAY 27 3 20 17 4 14 16 5 11 1 16 12 1967 1008.0 1003.9 996.0 995.6 995.8 997.1 996.5 997.9 1001.2 1006.6 1009.2 1003.4 995.6 DAY 21 25 24 25 31 21 9 4 19 13 25 23 1968 1003.0 1010.7 1002.9 995.8 1004.3 998.6 996.1 998.1 1003.4 1002.4 1013.9 1008.5 995.8 DAY 16 21 14 24 17 20 1 1 9 25 29 9 1969 1008.3 1013.0 999.6 1001.1 1000.6 996.9 999.7 997.3 1002.0 1005.7 1008.2 1009.0 996.9 DAY 23 28 22 18 25 24 29 8 10 29 9 24 1970 1007.7 1003.2 1003.4 998.0 997.9 997.6 997.5 997.1 1002.7 1003.8 1011.9 1011.7 997.1 DAY 23 19 23 19 20 21 1 27 8 14 12 10 1971 1008.8 1003.0 1001.4 996.9 999.9 997.1 997.2 1000.5 1003.8 1006.1 1008.5 1007.6 996.9 DAY 13 8 20 14 11 6 23 19 2 6 18 14 1972 1013.0 1018.8 999.4 1001.8 994.8 994.4 998.4 997.2 1004.0 1008.5 1007.8 1014.2 994.4 DAY 14 15 18 24 3 24 31 1 14 30 7 16 1973 1003.3 996.0 1005.4 1001.3 999.5 995.5 995.4 1000.8 1004.2 1009.0 1008.4 1010.9 995.4 DAY 16 22 4 19 30 15 11 1 1 30 3 7 1974 1010.7 1014.7 1008.3 996.1 1001.6 1000.0 997.9 999.6 1000.4 1011.9 1011.4 1006.3 996.1 DAY 22 12 25 20 27 3 4 22 3 29 24 23 1975 1009.5 1005.3 999.2 1003.6 1003.6 998.9 996.6 995.6 996.6 1002.6 1009.7 1002.9 995.6 DAY 5 11 2 15 15 12 5 15 10 4 29 23 1976 1009.7 1004.7 1005.4 1006.4 1000.6 1001.9 996.5 1000.3 1004.4 1004.8 1011.6 1011.5 996.5 DAY 12 11 22 22 21 30 15 10 4 17 28 11 1977 1014.5 1007.7 1005.4 998.7 1001.6 994.7 996.3 993.9 1007.8 1003.7 1008.6 1010.3 993.9 DAY 20 7 27 25 25 22 10 17 12 5 18 22 1978 1004.6 1010.5 1001.3 996.1 994.7 988.2 995.2 999.9 1004.0 1007.1 1007.6 1004.3 988.2 DAY 21 22 13 25 30 22 2 14 9 1 1 16 1979 1007.5 1005.1 1003.1 1004.0 1000.2 995.9 997.4 1000.3 1006.7 1007.2 1004.1 1004.2 995.9 DAY 7 11 27 11 17 23 31 6 5 4 29 1 1980 1011.5 1007.8 998.8 1000.0 1004.0 994.1 999.5 999.7 1002.2 1004.4 1009.8 1009.9 994.1 DAY 6 18 2 26 23 17 3 20 21 4 15 12 1981 1008.1 1006.6 999.1 997.8 997.6 996.5 999.0 1001.7 1004.2 1011.0 1007.8 1011.7 996.5 DAY 25 1 28 30 16 5 5 13 17 16 5 19 1982 1007.0 1005.1 1003.2 1001.2 1004.1 1001.5 993.5 994.1 1007.5 1007.1 1010.3 1013.2 993.5 DAY 29 1 19 28 15 28 31 1 16 20 6 28 1983 1002.8 1005.3 1004.3 1004.7 1003.4 998.7 994.5 998.0 1000.2 1003.8 1011.4 1004.7 994.5 DAY 24 18 5 24 29 22 28 4 11 4 12 12 1984 1013.2 1008.9 1002.0 1001.0 993.8 999.4 997.2 997.8 1005.0 1003.8 1005.3 1010.9 993.8 DAY 2 8 13 10 29 21 15 25 1 18 12 7 1985 1014.6 995.5 997.9 1001.3 1002.4 997.4 998.6 1002.3 1004.9 1007.9 1015.5 1004.2 995.5 DAY 30 6 24 15 4 20 28 8 7 28 8 19 1986 1005.6 1010.1 1011.1 1006.9 1002.2 998.9 1000.0 1003.3 1007.1 1007.3 1007.5 1009.2 998.9 DAY 20 27 10 11 5 18 20 3 26 5 8 30 1987 1007.0 1007.3 996.4 1001.3 1001.3 1003.7 996.9 1000.0 1002.0 1009.4 1006.2 1006.0 996.4 DAY 27 10 14 19 23 19 3 15 6 4 7 24 1988 1010.0 1007.8 1000.9 1003.3 999.1 991.0 998.2 999.5 1002.3 1008.8 1007.8 1000.8 991.0 DAY 29 2 5 15 29 23 1 29 5 21 14 27 1989 1011.4 1012.5 999.8 1001.2 1003.7 1000.9 999.9 998.8 1001.2 1003.5 1012.2 1004.1 998.8 DAY 17 23 30 29 7 11 7 1 13 2 20 5 1990 1013.2 1003.7 1006.7 1001.3 993.6 996.8 999.7 1000.2 1003.9 1009.7 1007.6 1014.8 993.6 DAY 23 16 14 29 13 27 30 7 1 14 1 18 1991 1010.9 1010.4 1001.9 1001.4 997.7 998.0 993.2 999.4 1002.7 1012.5 1009.7 1008.2 993.2 DAY 25 4 7 10 17 12 8 12 3 4 5 1 1992 1009.3 1002.0 1002.4 1001.8 1003.7 995.5 999.7 1002.4 1006.3 1009.5 1005.1 1013.8 995.5 DAY 17 25 31 15 10 19 24 1 25 24 26 28 1993 1011.3 1008.6 1004.4 1004.1 1003.7 998.6 1001.3 1002.8 1002.8 1007.0 1007.4 1013.8 998.6 DAY 9 3 22 20 23 19 1 12 14 1 10 5 1994 1009.9 1001.4 1006.0 1000.1 1001.9 996.6 998.6 996.9 1008.1 1011.1 1003.0 1001.1 996.6 DAY 5 1 12 2 6 22 7 2 1 15 26 4 1995 1012.5 1006.6 998.3 1008.1 1001.6 994.4 992.1 998.0 1000.3 1007.1 1006.7 1017.8 992.1 DAY 1 5 26 19 7 30 16 23 20 4 11 26 1996 1012.2 1006.3 1002.4 1004.1 1006.0 998.4 999.5 998.4 994.3 1001.9 1014.2 1011.8 994.3 DAY 7 10 26 13 25 5 28 8 9 27 2 25 1997 1006.2 1008.0 997.7 997.9 1000.2 997.9 994.2 999.0 997.2 1005.7 1011.4 1006.3 994.2 DAY 16 27 25 10 4 24 16 14 2 3 5 10 1998 1001.3 1001.4 997.3 998.9 995.6 1000.9 989.6 1001.6 1000.9 999.9 1008.6 1010.5 989.6 DAY 13 8 30 21 22 29 6 13 6 2 1 21 1999 1010.8 1000.8 1003.3 1005.5 996.6 990.4 997.5 998.0 1000.9 1007.8 1007.4 1011.0 990.4 DAY 17 20 21 14 14 25 12 6 16 12 1 14 2000 1005.1 1004.1 1001.8 1001.5 996.2 996.7 997.7 998.1 999.3 1009.0 1016.0 1012.8 996.2 DAY 21 7 25 10 27 24 11 3 1 1 6 12 2001 1015.2 1002.0 999.7 1003.2 996.1 996.4 997.6 995.4 1000.2 1009.2 1005.1 1012.5 995.4 DAY 4 21 25 26 30 18 18 31 5 6 17 20 2002 1004.4 1006.0 1000.0 996.0 1000.4 993.5 998.3 997.1 1006.5 1009.1 1008.8 1009.2 993.5 DAY 8 25 28 4 12 21 25 8 11 21 12 21 2003 1013.2 1005.9 1001.1 1003.9 1003.6 999.2 996.6 1001.3 1001.2 1003.8 1008.1 1011.9 996.6 DAY 28 26 26 27 30 30 20 1 7 27 14 7 2004 1006.2 1002.1 1002.6 992.8 993.5 1000.5 998.6 996.3 1003.7 1008.8 1005.9 1013.4 992.8 DAY 27 15 31 17 14 17 10 13 11 3 23 12 2005 1001.2 1005.6 999.4 1003.2 996.3 994.0 995.1 996.6 1002.3 1007.3 1011.5 1006.2 994.0 DAY 23 2 24 30 6 21 6 7 5 20 6 26 1951-2005 1001.2 995.5 992.3 992.8 993.5 988.2 963.5 993.9 994.3 995.1 999.2 1000.8 963.5 YEAR-DAY 5-23 85- 6 66-20 4-17 4-14 78-22 54- 1 77-17 96- 9 65-25 64-27 88-27 54- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 112 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1012.6 1013.9 1008.7 1005.0 1000.7 998.3 996.0 998.2 1002.5 1004.6 1010.6 1011.9 1005.2 1952 1012.8 1006.6 1007.6 1013.4 1010.5 1006.2 1003.9 1006.1 1014.0 1018.3 1023.1 1025.7 1012.3 1953 1019.8 1015.6 1016.1 1015.3 1009.2 1005.1 1003.6 1006.6 1012.0 1019.9 1023.2 1026.1 1014.4 1954 1016.9 1019.7 1021.1 1012.8 1009.9 1007.6 1002.8 1006.3 1011.9 1016.9 1023.3 1023.4 1014.4 1955 1023.0 1015.8 1015.3 1014.5 1011.1 1006.0 1000.8 1003.7 1010.4 1017.5 1018.2 1017.6 1012.8 1956 1021.2 1018.2 1014.7 1011.8 1008.4 1007.7 1001.9 1006.7 1011.2 1017.8 1019.7 1024.9 1013.7 1957 1022.2 1022.4 1014.9 1016.4 1009.7 1008.2 1004.9 1007.7 1012.6 1019.0 1022.3 1021.5 1015.2 1958 1020.0 1019.4 1013.0 1012.1 1013.5 1004.7 1001.9 1006.9 1010.3 1018.5 1027.2 1020.5 1014.0 1959 1020.8 1019.7 1018.2 1012.8 1009.7 1006.6 1002.9 1002.8 1007.4 1016.0 1022.7 1027.5 1013.9 1960 1021.4 1018.5 1017.9 1014.5 1012.5 1005.8 1004.4 1004.7 1012.5 1017.5 1021.5 1024.7 1014.6 1961 1023.1 1021.5 1015.0 1013.6 1008.8 1006.3 1002.2 1006.1 1009.1 1020.6 1018.8 1018.3 1013.6 1962 1022.7 1016.9 1013.2 1012.6 1010.6 1007.5 1003.5 1008.2 1014.1 1018.2 1026.6 1020.6 1014.6 1963 1019.2 1016.9 1013.6 1009.1 1006.7 1005.4 1003.0 1006.0 1011.6 1016.6 1020.1 1022.5 1012.6 1964 1026.9 1018.9 1014.3 1010.5 1010.7 1004.8 1002.5 1003.5 1011.5 1020.9 1019.5 1027.7 1014.3 1965 1021.4 1016.6 1018.2 1010.2 1010.1 1005.9 1002.6 1007.6 1012.9 1014.8 1018.5 1019.5 1013.2 1966 1019.0 1015.5 1013.6 1011.8 1011.5 1005.0 1002.8 1004.3 1010.8 1018.5 1026.3 1019.5 1013.2 1967 1023.5 1020.3 1012.8 1011.5 1010.9 1006.6 1002.6 1004.6 1009.2 1018.4 1018.0 1018.9 1013.1 1968 1016.1 1020.4 1015.7 1014.5 1012.1 1005.7 1004.9 1004.7 1010.7 1017.4 1021.0 1020.6 1013.7 1969 1024.4 1025.3 1015.1 1013.6 1011.4 1005.3 1003.8 1007.4 1012.4 1016.3 1022.4 1020.0 1014.8 1970 1022.3 1017.4 1017.2 1014.7 1007.3 1005.9 1002.9 1003.1 1011.0 1016.0 1019.4 1023.2 1013.4 1971 1026.3 1015.3 1015.6 1011.7 1008.5 1003.0 1003.0 1005.7 1012.8 1018.0 1019.0 1018.4 1013.1 1972 1027.8 1030.0 1019.4 1012.6 1009.9 1006.6 1004.8 1009.7 1012.7 1017.7 1019.9 1027.3 1016.6 1973 1026.0 1017.3 1018.0 1009.9 1010.4 1005.3 1002.5 1006.8 1013.8 1017.4 1019.4 1025.2 1014.3 1974 1024.8 1027.4 1021.9 1010.9 1010.1 1005.7 1003.9 1007.3 1012.3 1020.2 1021.9 1022.7 1015.8 1975 1023.9 1019.6 1016.1 1014.9 1009.6 1005.3 1002.4 1005.5 1011.6 1017.6 1024.0 1024.1 1014.6 1976 1018.0 1021.9 1019.1 1013.6 1009.8 1007.3 1002.3 1004.9 1011.1 1016.8 1026.2 1025.0 1014.7 1977 1027.7 1023.5 1017.9 1010.6 1010.4 1003.4 1002.3 1005.9 1013.2 1018.5 1019.8 1022.1 1014.6 1978 1023.9 1022.6 1016.4 1009.3 1008.9 1005.2 1004.5 1006.6 1010.3 1018.4 1024.6 1020.3 1014.2 1979 ****** ****** ****** ****** ****** 1008.8 1004.6 1006.9 1014.0 1015.9 1023.9 1020.3 ****** 1980 1023.2 1023.2 1016.7 1009.6 1009.9 1006.4 1004.1 1006.8 1011.7 1016.1 1018.6 1020.3 1013.9 1981 1020.3 1018.1 1013.1 1011.9 1010.3 1006.8 1003.5 1006.8 1013.6 1020.5 1018.6 1020.9 1013.7 1982 1022.6 1020.2 1016.8 1012.5 1013.0 1007.9 ****** ****** 1013.9 1017.4 1023.8 1024.5 ****** 1983 1022.3 1018.1 1018.4 1013.2 1009.8 1007.4 1002.5 1004.6 1011.4 1018.5 1020.2 1024.2 1014.2 1984 1022.6 1027.9 1015.9 1011.2 1009.1 1006.2 1002.4 1003.0 1013.2 1019.3 1020.1 1029.1 1015.0 1985 1022.1 1012.6 1021.8 1011.8 1010.9 1004.2 1004.1 1008.4 1012.0 1018.0 1021.9 1022.8 1014.2 1986 1021.6 1020.1 1022.2 1016.3 1010.2 1005.1 1005.5 1007.6 1012.3 1016.7 1019.8 1021.1 1014.9 1987 1020.3 1020.1 1012.3 1014.0 1010.8 1007.7 1005.2 1005.3 1012.3 1023.0 1021.9 1020.4 1014.4 1988 1021.3 1020.7 1012.3 1013.5 1011.0 1003.0 1002.2 1005.2 1011.3 1017.7 1018.0 1017.7 1012.8 1989 1023.6 1025.7 1014.6 1014.8 1012.8 1005.3 1003.9 1005.6 1010.1 1016.2 1020.3 1018.8 1014.3 1990 1023.9 1018.5 1019.0 1011.0 1009.0 1003.3 1004.2 1006.2 1009.7 1017.3 1019.4 1023.5 1013.7 1991 1022.2 1022.7 1018.0 1012.7 1008.3 1006.2 1003.0 1005.9 1011.7 1018.1 1021.7 1018.6 1014.1 1992 1021.7 1016.0 1018.7 1012.1 1013.7 1005.4 1004.0 1008.5 1012.8 1017.0 1018.8 1020.5 1014.1 1993 1022.9 1021.3 1018.0 1012.7 1011.2 1006.3 1004.9 1007.8 1010.4 1022.2 1022.1 1023.6 1015.3 1994 1020.8 1020.1 1015.8 1014.6 1009.0 1003.4 1002.3 1003.9 1016.4 1020.0 1016.0 1022.5 1013.7 1995 1021.5 1020.0 1016.9 1011.7 1011.6 1004.4 1000.2 1003.7 1010.0 1018.1 1017.1 1024.1 1013.3 1996 1024.6 1019.8 1016.5 1015.0 1011.7 1005.6 1004.4 1007.1 1006.8 1016.4 1024.6 1022.2 1014.6 1997 1019.3 1020.2 1014.0 1010.4 1011.5 1003.8 1001.3 1005.3 1011.7 1014.2 1022.0 1020.3 1012.8 1998 1019.6 1021.5 1015.4 1011.3 1011.9 1007.6 1002.4 1006.2 1010.2 1017.5 1019.5 1022.8 1013.8 1999 1021.6 1015.6 1016.7 1014.5 1010.4 1004.3 1002.9 1003.6 1009.6 1015.0 1019.8 1023.4 1013.1 2000 1019.1 1019.2 1015.3 1009.1 1006.2 1005.5 1004.0 1005.3 1008.9 1017.8 1023.9 1021.0 1012.9 2001 1025.2 1018.8 1014.2 1009.8 1005.4 1003.4 1003.8 1005.5 1010.5 1016.3 1017.8 1022.1 1012.7 2002 1021.3 1018.4 1014.5 1010.3 1009.5 1003.4 1004.9 1003.9 1011.3 1014.4 1020.9 1022.9 1013.0 2003 1021.6 1015.8 1015.5 1013.4 1012.9 1005.7 1001.6 1005.8 1010.5 1013.7 1021.0 1023.8 1013.4 2004 1016.8 1016.3 1018.4 1013.8 1006.8 1005.3 1004.0 1004.5 1012.3 1018.7 1017.5 1021.5 1013.0 2005 1019.6 1019.6 1012.6 1015.0 1010.6 1005.0 1003.0 1005.0 1009.5 1017.1 1021.1 1022.1 1013.3 MEAN 1021.7 1019.4 1016.0 1012.4 1010.0 1005.5 1003.1 1005.7 1011.3 1017.5 1020.9 1022.1 1013.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 113 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF COMPUTED QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1026.0 1025.4 1025.6 1019.5 1011.2 1004.0 1005.7 1003.2 1009.0 1021.6 1023.2 1022.2 1026.0 DAY 31 13 3 12 1 13 5 29 14 31 1 30 1952 1022.8 1014.6 1024.5 1024.6 1029.1 1019.5 1010.4 1012.1 1021.0 1025.5 1040.6 1038.2 1040.6 DAY 1 8 27 8 12 4 15 16 18 31 15 12 1953 1029.7 1029.1 1032.7 1025.9 1015.5 1016.1 1008.8 1011.8 1022.3 1040.0 1041.8 1034.2 1041.8 DAY 2 15 28 1 5 5 18 31 21 26 9 13 1954 1030.3 1039.3 1037.6 1021.0 1021.7 1013.7 1005.7 1011.0 1018.2 1023.6 1043.5 1037.6 1043.5 DAY 18 22 6 30 1 20 31 19 24 12 26 16 1955 1033.8 1026.4 1025.6 1025.1 1021.2 1011.1 1007.3 1012.8 1020.1 1025.1 1033.7 1035.3 1035.3 DAY 9 8 22 12 27 2 10 21 30 12 12 2 1956 1031.7 1027.3 1022.1 1026.5 1014.9 1015.1 1008.6 1014.0 1025.3 1026.5 1033.9 1034.9 1034.9 DAY 22 13 20 2 23 11 25 30 29 25 13 17 1957 1031.8 1030.9 1027.5 1027.6 1016.6 1012.1 1016.7 1012.1 1015.9 1034.1 1036.5 1036.6 1036.6 DAY 23 8 30 22 11 20 5 17 9 12 24 23 1958 1028.8 1030.8 1026.3 1024.2 1020.7 1011.1 1011.1 1013.4 1019.4 1028.0 1035.9 1029.6 1035.9 DAY 20 13 28 24 13 4 15 25 24 31 22 5 1959 1028.4 1029.5 1025.7 1021.3 1018.9 1013.9 1008.0 1008.9 1015.8 1031.8 1032.7 1036.1 1036.1 DAY 5 11 2 9 4 8 16 27 24 20 29 27 1960 1029.6 1029.9 1031.2 1035.8 1023.0 1013.7 1011.6 1009.0 1016.6 1024.1 1034.4 1031.8 1035.8 DAY 19 11 20 7 5 7 16 14 20 28 26 6 1961 1035.1 1032.2 1033.4 1027.8 1018.8 1015.7 1006.6 1010.9 1016.9 1034.6 1028.7 1026.8 1035.1 DAY 10 22 4 17 1 9 24 12 25 25 15 3 1962 1035.6 1031.7 1027.3 1029.3 1016.7 1013.7 1009.2 1016.4 1029.8 1027.8 1038.0 1032.1 1038.0 DAY 19 11 6 19 14 11 30 26 25 12 26 26 1963 1030.1 1029.3 1023.5 1022.6 1016.3 1012.4 1007.8 1012.3 1024.5 1030.0 1028.7 1043.9 1043.9 DAY 6 6 1 2 14 13 29 5 24 18 27 26 1964 1041.5 1031.1 1026.3 1022.3 1015.4 1013.2 1008.9 1009.2 1019.3 1029.2 1035.7 1040.1 1041.5 DAY 30 28 8 24 2 4 27 31 29 30 11 10 1965 1032.0 1029.4 1033.3 1021.3 1025.0 1012.2 1007.8 1015.6 1022.2 1030.0 1026.4 1026.5 1033.3 DAY 31 1 14 16 20 3 1 9 30 28 20 22 1966 1026.6 1023.9 1024.0 1024.4 1018.0 1011.2 1009.2 1008.4 1017.7 1030.7 1035.8 1035.3 1035.8 DAY 1 23 3 5 19 2 8 9 15 17 23 30 1967 1036.3 1036.7 1029.5 1023.2 1023.0 1018.3 1008.7 1010.2 1020.3 1027.3 1027.0 1028.1 1036.7 DAY 7 3 1 1 2 7 15 25 25 15 9 27 1968 1027.1 1033.1 1030.9 1024.4 1018.8 1016.3 1013.5 1013.9 1020.0 1028.3 1030.7 1033.2 1033.2 DAY 19 7 27 1 8 1 13 30 19 30 22 23 1969 1039.4 1034.3 1030.2 1022.3 1021.0 1016.1 1006.9 1014.0 1026.5 1026.0 1031.5 1026.7 1039.4 DAY 6 3 12 4 11 1 9 30 13 14 19 25 1970 1035.1 1024.6 1026.2 1024.5 1016.9 1020.4 1008.0 1009.3 1019.4 1023.6 1034.8 1037.4 1037.4 DAY 14 28 13 22 9 11 8 30 18 11 14 16 1971 1036.3 1025.7 1028.7 1027.2 1017.4 1008.5 1006.4 1009.4 1017.2 1028.2 1029.9 1031.4 1036.3 DAY 9 1 7 9 2 8 4 2 24 11 20 28 1972 1040.6 1044.3 1034.1 1023.0 1023.7 1014.6 1008.5 1014.8 1022.6 1024.1 1030.0 1038.1 1044.3 DAY 31 1 20 16 24 1 15 25 17 26 12 26 1973 1043.4 1029.9 1032.1 1019.9 1021.0 1011.7 1007.7 1011.6 1028.5 1024.5 1029.4 1038.1 1043.4 DAY 26 7 10 11 7 2 22 30 30 22 20 26 1974 1037.8 1038.1 1034.3 1021.7 1016.2 1010.1 1008.2 1014.4 1018.2 1029.2 1031.8 1032.2 1038.1 DAY 5 4 10 26 2 1 31 26 24 15 17 3 1975 1041.3 1028.6 1028.0 1028.4 1019.1 1011.2 1005.1 1014.4 1020.2 1030.9 1037.9 1036.6 1041.3 DAY 15 14 5 2 5 17 15 18 29 20 15 4 1976 1030.7 1036.0 1030.5 1028.2 1017.6 1011.5 1010.4 1009.3 1019.0 1038.0 1039.1 1034.8 1039.1 DAY 1 21 27 3 2 20 22 26 13 31 14 21 1977 1039.1 1030.3 1031.8 1022.5 1017.5 1008.3 1006.1 1012.2 1023.2 1036.8 1028.0 1038.6 1039.1 DAY 5 3 9 1 29 4 21 31 30 23 27 13 1978 1040.3 1037.6 1026.9 1020.9 1022.8 1020.6 1011.4 1013.6 1018.8 1026.9 1033.5 1039.8 1040.3 DAY 13 6 19 12 3 8 8 21 28 10 27 24 1979 ****** ****** ****** ****** ****** 1016.5 1009.7 1014.4 1022.2 1026.7 1034.0 1032.0 ****** DAY ** ** ** ** ** 11 21 29 23 9 19 22 1980 1033.2 1036.3 1026.2 1020.3 1018.3 1017.2 1010.0 1016.5 1019.7 1023.4 1027.3 1030.3 1036.3 DAY 15 2 15 1 16 1 18 30 26 21 5 20 1981 1030.6 1027.1 1025.9 1024.1 1020.3 1015.1 1008.9 1011.6 1024.9 1028.7 1028.7 1029.7 1030.6 DAY 9 28 8 3 21 9 30 31 23 24 26 30 1982 1036.9 1034.0 1025.1 1029.7 1025.6 1015.4 ****** ****** 1022.5 1032.2 1033.2 1036.6 ****** DAY 19 11 30 4 10 7 ** ** 21 25 11 10 1983 1037.6 1027.5 1027.1 1023.1 1016.6 1020.4 1011.4 1009.2 1018.7 1025.4 1041.4 1035.1 1041.4 DAY 8 9 19 29 31 1 1 8 15 20 26 18 1984 1030.8 1039.4 1027.4 1022.6 1017.1 1011.0 1005.4 1007.3 1018.4 1031.5 1034.5 1039.5 1039.5 DAY 4 19 5 4 12 16 3 31 22 22 30 18 1985 1031.9 1031.0 1041.1 1030.3 1020.8 1010.3 1007.3 1013.6 1022.0 1031.4 1030.4 1035.0 1041.1 DAY 23 24 5 17 12 6 29 31 22 31 24 14 1986 1035.5 1028.0 1032.6 1024.3 1021.9 1011.7 1009.9 1012.2 1023.4 1027.2 1034.7 1036.6 1036.6 DAY 28 13 3 5 19 3 3 31 30 15 21 11 1987 1037.5 1032.7 1025.6 1026.8 1018.4 1013.3 1013.0 1011.0 1021.7 1037.4 1039.5 1037.3 1039.5 DAY 21 1 23 6 6 21 11 8 24 28 30 1 1988 1035.8 1037.9 1022.4 1031.1 1024.9 1011.9 1007.2 1011.0 1021.1 1028.2 1029.5 1030.4 1037.9 DAY 3 7 17 9 5 1 23 21 25 16 15 29 1989 1034.6 1034.5 1023.8 1021.3 1024.7 1011.5 1007.0 1012.0 1024.3 1027.4 1029.7 1025.1 1034.6 DAY 27 3 1 9 1 2 22 20 23 24 1 27 1990 1033.4 1032.3 1037.4 1023.5 1021.3 1009.2 1008.1 1010.7 1014.3 1034.3 1032.9 1036.7 1037.4 DAY 9 8 17 3 15 7 15 2 25 15 14 29 1991 1031.6 1037.1 1030.2 1023.4 1016.0 1013.6 1006.7 1012.3 1023.5 1023.8 1028.2 1032.5 1037.1 DAY 1 14 12 15 4 24 21 22 27 12 23 17 1992 1035.9 1029.8 1033.4 1018.1 1026.4 1013.2 1010.1 1020.4 1023.3 1026.7 1032.0 1028.2 1035.9 DAY 10 16 12 8 2 7 14 31 30 16 4 24 1993 1037.0 1031.5 1030.4 1024.4 1027.9 1016.4 1009.1 1011.6 1021.0 1029.8 1033.0 1031.2 1037.0 DAY 6 9 17 24 9 22 28 25 23 8 26 20 1994 1031.6 1035.8 1029.4 1033.8 1017.3 1008.6 1007.6 1007.6 1023.6 1028.5 1022.2 1036.4 1036.4 DAY 10 18 1 5 20 8 2 22 22 24 2 8 1995 1035.9 1029.3 1028.0 1021.9 1020.0 1012.4 1004.8 1011.0 1021.4 1033.6 1029.4 1034.2 1035.9 DAY 7 18 5 7 26 1 25 25 22 17 28 10 1996 1041.5 1029.9 1025.3 1027.8 1019.6 1012.8 1012.8 1020.0 1017.1 1030.7 1037.8 1034.7 1041.5 DAY 10 27 20 5 4 11 3 30 25 2 18 7 1997 1032.8 1031.9 1030.1 1021.5 1020.3 1010.8 1005.9 1012.8 1021.1 1023.8 1038.0 1031.1 1038.0 DAY 19 21 11 13 8 4 21 24 7 8 7 28 1998 1029.1 1035.9 1029.1 1022.5 1026.1 1012.3 1007.5 1010.3 1018.6 1036.0 1028.3 1034.2 1036.0 DAY 22 23 26 1 3 6 19 19 12 9 21 29 1999 1040.3 1026.5 1026.3 1028.7 1017.6 1013.4 1009.6 1008.9 1019.5 1025.8 1032.7 1034.4 1040.3 DAY 2 12 1 23 22 17 13 18 28 26 30 1 2000 1029.1 1031.2 1028.9 1020.4 1017.2 1014.5 1009.7 1010.7 1017.6 1027.3 1037.5 1032.0 1037.5 DAY 13 29 27 3 5 13 26 18 29 16 17 10 2001 1036.2 1034.2 1030.6 1026.9 1013.2 1014.1 1009.1 1010.7 1021.0 1032.2 1030.0 1032.3 1036.2 DAY 25 10 11 1 19 2 30 14 22 27 20 3 2002 1032.0 1033.8 1033.3 1022.6 1019.1 1011.0 1011.5 1011.2 1015.9 1022.3 1030.8 1043.4 1043.4 DAY 17 19 10 1 17 25 3 31 21 23 18 3 2003 1029.5 1026.1 1030.6 1024.9 1028.4 1015.7 1007.5 1009.3 1022.3 1022.4 1033.2 1041.2 1041.2 DAY 23 24 2 16 1 6 4 30 27 15 23 12 2004 1027.3 1022.2 1033.6 1023.9 1017.9 1015.9 1009.7 1010.5 1018.8 1026.9 1027.6 1035.3 1035.3 DAY 11 10 9 6 22 6 6 7 21 24 30 3 2005 1030.8 1031.7 1023.7 1033.8 1019.0 1012.3 1007.0 1013.3 1015.1 1028.3 1029.7 1037.9 1037.9 DAY 8 16 26 6 19 1 15 27 9 24 27 30 1951-2005 1043.4 1044.3 1041.1 1035.8 1029.1 1020.6 1016.7 1020.4 1029.8 1040.0 1043.5 1043.9 1044.3 YEAR-DAY 73-26 72- 1 85- 5 60- 7 52-12 78- 8 57- 5 92-31 62-25 53-26 54-26 63-26 72- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 114 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 997.0 999.1 997.1 994.6 992.1 993.7 991.1 990.1 994.0 990.2 1000.3 999.8 990.1 DAY 23 20 21 27 20 2 15 1 11 4 9 17 1952 1001.9 993.4 992.8 1002.7 1004.3 996.0 999.0 1000.1 1006.5 1010.0 1010.0 1015.5 992.8 DAY 11 12 2 11 2 13 27 6 15 6 4 28 1953 1007.3 1003.9 996.9 1003.7 999.6 996.7 997.2 1003.6 1003.0 1006.6 1005.9 1014.4 996.7 DAY 12 24 13 28 8 30 1 15 10 23 20 21 1954 1005.3 1005.4 1004.1 1007.5 1001.9 1003.5 1000.5 1001.1 1007.1 1008.0 1013.6 1009.6 1000.5 DAY 3 9 25 18 28 5 8 8 3 3 3 7 1955 1015.4 999.6 1004.4 998.2 999.8 998.9 995.3 994.9 1003.4 1010.7 1009.7 1008.8 994.9 DAY 16 23 3 10 3 10 29 6 9 7 24 29 1956 1006.3 1003.3 1004.7 1003.1 1002.5 1000.6 995.9 1001.2 1002.8 1007.7 1006.9 1009.2 995.9 DAY 31 29 31 27 20 28 19 4 12 17 8 11 1957 1006.1 1006.8 1000.7 1009.9 1003.0 1002.9 997.5 996.0 1008.1 1006.4 1012.2 1009.1 996.0 DAY 19 27 7 28 8 29 12 8 29 9 18 7 1958 1006.5 1009.5 1004.8 994.0 1003.0 999.6 990.0 1002.8 1002.3 1011.7 1015.6 1010.1 990.0 DAY 30 3 24 20 1 30 9 1 1 27 7 9 1959 1012.6 1008.3 1009.0 1005.1 999.1 995.8 998.2 995.8 1001.5 1005.5 1015.7 1020.4 995.8 DAY 23 26 18 19 20 28 27 16 15 12 12 21 1960 1015.1 1000.9 1000.4 1005.6 1001.1 997.2 996.0 999.0 1007.0 1009.2 1008.1 1015.1 996.0 DAY 17 21 1 27 31 22 6 12 1 11 19 2 1961 1007.3 1010.8 1002.9 1002.8 995.2 991.6 997.1 1000.6 1000.9 1008.0 1006.3 1005.4 991.6 DAY 22 14 31 30 30 6 12 7 1 17 23 22 1962 1008.1 1001.8 995.4 1003.2 1000.9 996.0 1000.6 1000.6 1004.3 1003.4 1015.5 1012.1 995.4 DAY 5 18 28 5 11 9 16 22 12 10 7 23 1963 1013.8 1008.7 1002.8 1001.8 998.5 1000.6 999.9 999.7 1003.6 1011.3 1012.0 1007.8 998.5 DAY 26 24 5 12 3 30 5 2 3 23 16 11 1964 1002.9 1010.3 1006.5 997.0 1002.5 998.0 998.0 995.8 1005.4 1005.9 1000.8 1011.6 995.8 DAY 19 24 13 7 12 29 9 13 3 3 27 24 1965 1002.6 1000.6 1005.3 999.0 1000.7 997.6 994.7 1003.4 1007.5 996.4 1007.7 1010.9 994.7 DAY 11 23 12 20 2 18 12 1 17 25 9 15 1966 1008.5 1006.8 994.0 1004.2 1005.3 996.4 998.0 998.6 1005.0 1007.8 1017.1 1004.9 994.0 DAY 27 3 20 17 4 14 25 5 11 1 16 12 1967 1009.5 1005.5 997.6 996.6 997.1 997.8 996.0 999.0 1001.0 1007.8 1010.4 1004.8 996.0 DAY 21 25 24 25 31 21 10 4 18 13 25 23 1968 1004.3 1011.0 1004.3 997.1 1005.4 999.6 997.1 999.4 1004.7 1003.6 1015.1 1009.8 997.1 DAY 16 20 10 24 17 20 1 1 9 25 29 9 1969 1009.6 1014.3 1000.7 1002.5 1001.6 997.6 1000.6 998.0 1003.2 1006.7 1009.1 1010.4 997.6 DAY 23 28 22 18 25 24 29 8 10 29 9 24 1970 1008.9 1004.6 1004.7 999.2 998.8 998.3 998.1 996.4 1003.3 1004.9 1013.3 1013.3 996.4 DAY 23 19 23 19 20 21 1 27 8 14 12 13 1971 1010.0 1004.5 1002.6 998.2 1000.9 998.1 998.4 1001.5 1004.9 1006.3 1009.7 1009.0 998.1 DAY 13 8 20 14 26 29 23 19 2 7 18 14 1972 1014.4 1020.3 1001.0 1002.7 996.0 995.2 999.4 998.2 1005.1 1009.5 1009.0 1015.7 995.2 DAY 14 15 18 24 3 24 31 1 14 30 7 17 1973 1004.5 997.0 1006.3 1002.5 1000.5 996.9 996.6 1001.5 1005.2 1010.1 1009.5 1012.5 996.6 DAY 16 22 4 19 30 15 11 1 1 30 3 7 1974 1013.7 1015.6 1009.6 997.3 1002.7 1001.2 999.0 1000.8 1001.6 1013.0 1011.7 1007.8 997.3 DAY 21 12 24 20 27 3 4 22 3 29 24 23 1975 1011.0 1006.8 1000.3 1004.7 1004.7 1000.0 997.5 996.9 998.0 1003.8 1010.9 1004.0 996.9 DAY 5 11 2 15 15 12 5 15 10 4 29 23 1976 1011.1 1006.8 1005.9 1007.0 1001.4 1002.5 997.0 1001.2 1005.5 1005.9 1012.5 1012.4 997.0 DAY 12 11 22 22 21 3 15 11 23 17 28 11 1977 1017.4 1009.3 1006.3 999.8 1002.6 995.3 997.1 994.9 1008.8 1004.8 1009.7 1011.9 994.9 DAY 20 7 27 25 25 22 10 17 12 5 18 22 1978 1006.0 1011.4 1001.9 997.6 995.7 989.3 996.4 1001.2 1005.3 1008.1 1008.4 1012.1 989.3 DAY 21 22 13 25 30 22 2 14 9 1 1 12 1979 ****** ****** ****** ****** ****** 997.2 998.9 1001.2 1007.9 1008.0 1005.5 1005.0 ****** DAY ** ** ** ** ** 23 31 1 5 4 29 1 1980 1012.6 1008.8 999.8 1001.0 1005.2 995.4 1000.6 1000.8 1003.0 1005.1 1010.7 1011.0 995.4 DAY 6 18 2 26 23 17 3 20 21 4 15 12 1981 1010.0 1008.4 1000.0 998.4 998.6 997.6 999.8 1002.7 1005.1 1011.9 1008.7 1012.5 997.6 DAY 25 1 28 30 13 5 11 13 17 14 5 19 1982 1009.2 1006.9 1003.9 1002.0 1005.0 1004.0 ****** ****** 1008.2 1007.8 1011.2 1014.9 ****** DAY 29 14 19 28 15 24 ** ** 16 20 6 28 1983 1002.2 1006.4 1006.9 1005.6 1003.9 999.6 995.1 998.9 1005.4 1004.5 1012.3 1005.6 995.1 DAY 24 18 5 24 29 22 28 4 8 4 12 12 1984 1014.4 1011.3 1003.3 1002.1 994.9 1000.3 997.6 999.3 1007.8 1004.7 1005.9 1012.8 994.9 DAY 2 8 13 10 29 21 15 8 8 18 12 14 1985 1015.9 996.7 998.8 1002.4 1004.6 998.5 999.2 1003.5 1006.1 1009.0 1016.5 1005.2 996.7 DAY 30 6 24 15 4 20 28 8 7 28 8 19 1986 1007.2 1011.1 1012.2 1007.6 1003.1 1000.2 1001.2 1002.9 1007.1 1007.3 1007.6 1009.2 1000.2 DAY 20 27 10 11 3 18 20 3 26 5 8 30 1987 1007.1 1007.4 996.6 1001.1 1001.8 1002.8 997.3 1000.3 1002.4 1009.3 1006.4 1006.2 996.6 DAY 27 10 14 19 23 5 3 18 6 4 7 24 1988 1006.9 1007.9 1000.7 1003.2 998.8 991.2 997.9 999.5 1002.3 1008.7 1008.0 1001.0 991.2 DAY 29 2 5 15 29 23 16 29 5 21 14 27 1989 1011.5 1012.5 1000.0 1002.7 1003.7 1000.9 1000.2 999.2 1001.6 1003.7 1012.3 1004.2 999.2 DAY 17 23 30 29 7 30 7 1 13 2 20 5 1990 1013.2 1003.8 1006.8 1001.2 993.6 997.2 999.8 1000.4 1004.1 1009.6 1007.5 1014.9 993.6 DAY 23 16 14 15 13 27 30 7 14 26 1 18 1991 1011.1 1010.4 1001.7 1001.1 997.7 998.3 993.4 999.5 1002.5 1012.3 1009.7 1008.3 993.4 DAY 25 4 7 10 17 12 8 6 3 4 5 1 1992 1009.3 1002.0 1002.4 1001.0 1003.4 995.6 999.2 1002.2 1006.0 1009.2 1005.2 1013.7 995.6 DAY 17 25 31 15 10 19 24 1 25 24 26 28 1993 1011.2 1008.5 1004.6 1004.3 1003.2 998.8 1001.6 1002.5 1003.0 1007.0 1007.5 1014.9 998.8 DAY 9 3 22 20 23 19 1 12 14 1 14 5 1994 1009.8 1001.5 1005.9 1000.1 1001.7 996.8 998.7 997.2 1008.3 1011.2 1004.0 1001.3 996.8 DAY 5 1 12 2 6 22 7 2 1 15 26 4 1995 1011.8 1006.7 998.3 1007.9 1001.4 994.4 991.8 997.7 1000.4 1007.0 1006.6 1017.8 991.8 DAY 17 5 26 19 7 30 16 23 20 4 11 26 1996 1012.2 1006.4 1002.4 1004.1 1005.8 998.4 1000.2 999.3 995.8 1002.7 1016.1 1012.9 995.8 DAY 7 10 26 13 25 5 6 8 9 27 2 25 1997 1007.3 1009.2 999.0 999.1 1001.4 998.6 994.9 999.8 998.1 1006.5 1012.2 1007.4 994.9 DAY 16 27 25 10 4 24 16 14 2 3 5 10 1998 1002.8 1002.5 998.4 999.9 996.6 1001.8 990.4 1002.5 1001.7 1000.7 1009.5 1011.5 990.4 DAY 13 8 30 21 22 29 6 13 6 2 1 21 1999 1011.8 1001.9 1004.3 1005.0 997.5 991.4 998.4 998.9 1001.8 1008.6 1008.4 1012.0 991.4 DAY 17 20 21 14 14 25 12 6 13 12 1 14 2000 1006.4 1005.3 1002.9 1002.3 997.2 997.7 998.5 999.0 1000.2 1009.9 1017.2 1014.0 997.2 DAY 21 7 25 10 27 24 11 3 1 1 6 15 2001 1016.4 1002.0 999.8 1003.1 996.1 996.2 997.5 995.4 1000.3 1009.0 1005.0 1012.6 995.4 DAY 4 21 25 26 30 18 18 31 5 25 17 20 2002 1004.3 1006.0 999.9 996.0 1000.4 993.3 998.3 997.2 1006.5 1009.1 1008.9 1009.2 993.3 DAY 8 27 28 4 12 21 25 8 11 21 12 21 2003 1013.2 1005.8 1000.6 1003.9 1003.6 999.3 996.6 1001.4 1001.2 1003.8 1008.1 1011.9 996.6 DAY 28 26 26 27 30 30 20 1 7 27 14 7 2004 1006.1 1002.0 1002.6 992.8 993.5 1000.4 998.6 996.3 1003.7 1008.7 1005.9 1013.5 992.8 DAY 27 15 31 17 14 17 10 13 11 3 23 12 2005 1001.2 1005.6 999.4 1003.2 996.3 993.9 995.0 996.5 1002.2 1007.3 1011.6 1006.3 993.9 DAY 23 2 24 30 6 21 6 7 5 20 6 26 1951-2005 997.0 993.4 992.8 992.8 992.1 989.3 990.0 990.1 994.0 990.2 1000.3 999.8 989.3 YEAR-DAY 51-23 52-12 52- 2 4-17 51-20 78-22 58- 9 51- 1 51-11 51- 4 51- 9 51-17 78-22 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 115 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.8 897.2 895.1 894.5 892.8 891.4 890.3 891.7 895.1 895.3 897.7 897.7 894.6 1952 896.7 892.6 894.8 902.1 901.2 898.8 897.3 898.7 904.3 906.6 907.7 908.8 900.8 1953 904.2 901.6 902.0 903.5 901.6 898.0 897.7 899.7 903.2 907.6 908.0 908.4 902.9 1954 900.9 902.5 905.5 901.1 900.7 899.2 896.3 898.9 902.5 905.9 908.7 907.5 902.5 1955 907.0 901.6 901.6 902.9 901.4 898.7 895.3 897.4 902.1 906.2 905.5 903.3 901.9 1956 903.9 902.7 900.6 900.3 899.2 899.3 896.2 899.4 902.1 905.9 906.4 907.9 902.0 1957 903.8 905.4 901.8 903.5 900.3 900.2 898.1 900.1 903.3 907.1 906.7 905.5 903.0 1958 904.3 904.6 901.3 901.2 903.6 897.8 895.9 899.5 901.8 906.8 910.4 905.1 902.7 1959 904.6 901.6 903.5 902.4 900.3 899.1 896.4 896.8 899.7 905.1 907.6 908.7 902.1 1960 905.6 904.6 902.5 902.2 902.6 898.8 897.8 897.7 903.5 906.5 907.1 908.3 903.1 1961 906.2 905.1 901.4 901.7 900.2 898.9 896.5 899.2 900.6 908.1 905.3 903.7 902.2 1962 906.1 902.7 901.2 900.9 901.4 899.5 897.5 900.4 904.4 906.5 910.6 905.1 903.0 1963 904.7 903.2 900.1 899.1 897.5 898.6 897.1 898.8 903.0 906.0 906.2 905.3 901.6 1964 905.9 902.8 901.8 898.9 901.0 897.4 896.2 896.8 902.5 907.8 905.4 908.8 902.1 1965 904.2 901.4 903.9 899.1 901.1 898.8 896.9 900.4 903.5 904.3 905.6 904.4 902.0 1966 904.6 901.8 900.5 900.6 901.8 898.2 896.4 897.5 902.0 906.2 911.1 903.9 902.0 1967 905.2 903.4 899.4 899.4 901.2 898.6 896.2 897.7 900.9 906.7 905.0 903.3 901.4 1968 900.8 904.0 902.1 902.8 902.4 898.1 898.2 898.0 902.0 906.1 907.3 904.9 902.2 1969 905.3 906.4 901.7 901.9 901.6 898.3 897.4 900.1 903.2 905.2 907.2 904.9 902.8 1970 904.6 902.9 903.4 903.3 898.9 898.4 896.3 896.8 901.6 904.8 906.5 905.8 901.9 1971 908.7 900.3 902.8 900.5 899.8 896.0 896.5 898.1 903.3 906.2 905.9 903.4 901.8 1972 907.0 907.9 903.9 901.5 899.8 898.8 897.8 901.3 903.5 906.7 906.6 908.9 903.6 1973 907.1 902.5 903.6 899.7 900.8 898.3 895.8 899.8 904.1 906.3 905.6 907.7 902.6 1974 905.6 907.2 907.0 899.6 901.0 898.4 897.4 899.3 902.9 907.2 907.9 905.5 903.2 1975 906.4 903.3 902.3 903.3 901.1 898.2 896.4 898.4 902.6 905.3 908.3 907.1 902.7 1976 902.8 904.4 903.5 902.1 900.8 899.8 896.0 898.1 902.4 905.1 910.2 907.9 902.8 1977 906.9 906.9 905.7 900.2 901.2 897.1 896.0 898.8 903.9 906.3 906.4 906.4 903.0 1978 906.1 906.0 902.7 899.0 900.2 897.9 898.1 899.0 901.8 906.9 908.9 905.1 902.6 1979 906.9 902.9 902.9 902.1 903.6 900.8 898.4 899.4 904.8 905.8 909.2 904.9 903.5 1980 905.3 905.4 902.8 900.0 901.3 898.8 898.0 899.7 902.8 905.1 906.1 905.2 902.5 1981 904.9 903.5 900.7 901.0 901.3 899.4 897.5 899.9 904.5 908.4 905.3 905.6 902.7 1982 904.0 902.9 902.5 902.2 904.6 900.6 897.3 899.5 904.4 905.9 908.2 906.9 903.2 1983 905.7 903.1 903.5 902.0 901.4 900.1 897.0 898.2 902.7 906.7 907.4 907.7 903.0 1984 905.7 909.2 902.7 900.2 900.0 899.0 896.8 897.1 904.0 907.2 906.8 910.1 903.2 1985 905.0 898.6 906.2 900.9 901.3 897.8 898.1 900.7 902.9 906.5 908.0 906.5 902.7 1986 905.3 904.2 906.1 904.4 901.4 897.6 899.1 900.3 903.8 906.4 906.3 905.0 903.3 1987 905.6 904.8 899.6 902.7 902.1 900.2 899.0 899.0 903.4 909.4 908.1 905.6 903.3 1988 904.9 904.3 899.6 902.4 901.5 896.8 896.5 898.4 902.9 906.9 905.5 903.6 901.9 1989 905.1 907.3 901.3 903.8 902.8 898.7 898.3 899.0 901.6 906.0 906.6 904.4 902.9 1990 906.2 902.8 905.1 900.3 901.0 897.3 898.1 899.9 901.8 906.1 906.9 906.6 902.7 1991 905.5 905.8 903.8 901.9 899.2 899.2 897.1 899.1 903.4 906.8 907.9 903.7 902.8 1992 904.8 901.1 903.2 901.0 902.8 898.3 898.3 901.2 904.0 905.8 906.5 905.3 902.7 1993 905.7 905.5 903.8 901.7 901.7 899.2 898.7 900.7 902.5 909.7 907.5 907.7 903.7 1994 904.7 903.5 903.0 903.4 901.0 897.1 896.5 898.3 906.4 908.0 904.3 906.4 902.7 1995 906.3 904.7 903.5 901.1 902.6 898.0 895.8 898.5 901.7 906.6 904.9 907.7 902.6 1996 907.3 904.1 902.3 903.3 902.6 899.2 898.9 900.4 899.9 905.6 910.0 907.3 903.4 1997 903.7 904.8 900.7 900.0 902.2 898.2 896.3 899.4 903.6 904.7 907.9 905.0 902.2 1998 903.4 904.6 901.7 901.1 902.2 900.7 897.0 900.2 902.0 906.6 907.1 908.4 902.9 1999 905.8 902.3 902.8 902.9 901.2 897.9 896.9 898.3 901.7 904.8 906.1 908.5 902.4 2000 903.6 903.9 902.2 900.3 898.9 898.6 898.3 899.2 901.5 906.9 909.0 906.0 902.4 2001 907.7 903.7 901.9 900.6 898.3 897.5 898.0 899.5 902.6 905.7 905.3 907.0 902.3 2002 905.7 904.1 902.2 899.6 900.6 897.3 898.8 898.2 903.3 905.2 907.4 906.0 902.4 2003 905.4 901.4 902.3 902.7 902.7 898.7 896.6 900.0 902.5 904.4 907.3 907.9 902.7 2004 902.0 903.1 905.4 902.2 898.7 898.9 898.4 898.4 904.0 907.9 905.2 905.7 902.5 2005 904.1 903.8 900.7 904.1 901.6 898.3 897.7 898.7 902.1 906.9 907.6 907.5 902.7 MEAN 904.8 903.5 902.3 901.4 901.0 898.4 897.1 898.9 902.7 906.2 907.0 906.1 902.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 116 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 905.5 904.6 906.6 901.6 901.0 896.8 898.6 895.0 899.3 905.1 907.0 903.8 907.0 DAY 6 13 3 13 30 28 13 26 14 31 1 8 1952 904.3 899.0 909.2 911.5 913.7 908.1 901.9 904.1 911.1 912.4 917.5 921.3 921.3 DAY 17 8 27 8 12 4 15 16 27 30 17 11 1953 912.6 912.4 913.8 910.8 933.4 906.5 902.4 904.0 910.7 921.7 921.1 915.3 933.4 DAY 2 15 28 1 16 5 18 30 21 26 9 13 1954 909.7 916.4 915.6 910.7 910.1 903.3 899.3 903.4 907.3 912.1 921.5 919.1 921.5 DAY 15 22 6 29 1 3 31 31 23 12 26 15 1955 915.9 910.7 910.8 909.6 908.7 902.7 899.5 903.2 908.9 911.1 916.6 919.2 919.2 DAY 9 8 22 1 27 1 9 21 30 12 12 2 1956 911.7 908.8 906.5 910.5 904.3 905.1 901.0 904.8 913.0 915.1 917.5 915.8 917.5 DAY 22 18 10 16 23 11 25 30 26 25 12 17 1957 910.9 912.1 911.1 912.3 905.9 904.6 906.8 904.9 906.1 917.4 914.3 914.0 917.4 DAY 23 19 22 22 11 20 5 11 22 12 16 22 1958 909.7 913.8 910.6 909.9 909.3 903.2 903.0 905.1 909.0 913.8 916.2 914.4 916.2 DAY 13 13 28 24 13 4 15 25 24 31 2 5 1959 910.0 907.2 911.0 908.8 905.9 904.7 899.7 901.4 906.8 917.4 913.5 915.9 917.4 DAY 13 14 20 9 4 21 15 27 24 20 21 27 1960 912.7 911.3 910.3 918.8 910.3 905.0 903.8 902.6 907.1 912.2 915.9 915.8 918.8 DAY 19 14 20 7 5 7 16 14 20 30 26 5 1961 914.8 913.3 914.8 909.8 908.3 904.0 901.2 903.5 907.0 917.0 911.7 911.6 917.0 DAY 9 21 4 17 14 9 24 12 25 25 15 3 1962 915.9 913.5 912.4 913.5 905.5 905.2 901.5 907.6 915.7 913.8 919.4 914.2 919.4 DAY 24 11 6 19 14 22 30 26 25 27 22 3 1963 911.0 912.6 907.8 909.4 903.9 903.9 900.9 904.1 914.3 915.0 915.5 919.7 919.7 DAY 5 6 1 2 14 13 29 5 24 18 2 26 1964 916.1 910.6 910.7 910.5 905.5 904.2 901.3 902.0 908.9 913.6 917.0 917.6 917.6 DAY 30 28 18 24 16 2 27 31 29 29 11 26 1965 913.2 910.7 913.9 906.3 912.5 904.1 901.1 906.3 909.1 914.4 911.9 910.2 914.4 DAY 29 1 15 9 20 2 25 9 30 28 20 2 1966 911.0 908.0 907.8 908.8 906.4 903.8 902.3 900.3 907.9 915.0 919.3 915.0 919.3 DAY 1 12 5 5 17 6 8 9 15 17 23 29 1967 913.8 915.1 909.3 907.9 908.8 905.8 901.2 902.1 908.5 913.4 912.2 910.4 915.1 DAY 6 3 1 12 4 7 14 16 25 15 9 12 1968 910.6 910.8 913.4 909.1 907.0 906.5 903.3 904.2 908.4 913.7 913.1 914.3 914.3 DAY 19 6 27 27 8 1 13 30 19 16 22 23 1969 916.4 913.6 913.3 908.8 909.5 905.6 900.3 905.0 912.8 912.4 914.5 910.8 916.4 DAY 6 24 12 4 11 1 31 30 13 14 23 25 1970 913.4 910.3 909.1 912.4 904.9 907.7 900.0 902.3 908.2 911.0 919.6 913.7 919.6 DAY 2 16 13 22 9 11 8 30 18 31 14 16 1971 916.4 908.0 910.9 911.9 905.9 900.7 898.8 901.7 907.5 914.5 915.6 914.2 916.4 DAY 8 1 7 9 2 17 25 21 11 11 20 28 1972 915.4 916.2 914.3 908.4 910.3 905.6 900.8 905.0 910.0 912.0 913.4 914.4 916.2 DAY 4 1 15 15 24 17 24 24 17 26 12 4 1973 920.5 910.9 912.0 906.3 910.0 903.6 900.6 903.3 913.0 914.6 915.8 918.3 920.5 DAY 25 10 10 11 7 2 22 30 29 22 20 26 1974 917.0 913.8 913.9 907.2 905.6 902.2 901.4 904.9 907.9 913.6 916.0 911.8 917.0 DAY 5 4 9 26 10 1 29 26 22 15 17 2 1975 917.8 910.6 910.5 912.5 907.4 903.3 899.3 905.1 910.9 914.7 918.3 914.6 918.3 DAY 14 23 31 2 5 17 28 18 18 20 14 4 1976 911.5 915.5 911.4 910.7 906.1 903.2 902.4 901.2 908.8 919.0 919.4 915.5 919.4 DAY 1 21 26 3 2 20 6 26 11 31 14 16 1977 917.4 912.8 916.7 909.1 905.7 902.0 900.0 903.7 913.0 917.2 912.8 917.0 917.4 DAY 5 16 9 1 29 5 21 23 30 23 27 13 1978 916.8 916.0 911.1 907.2 907.9 910.0 903.2 905.0 908.5 914.9 916.5 918.1 918.1 DAY 13 5 19 12 3 8 8 21 28 10 5 24 1979 920.4 912.7 911.8 911.9 911.5 909.1 903.0 905.3 911.1 915.2 916.7 913.1 920.4 DAY 18 13 5 27 27 10 20 28 23 9 12 22 1980 913.0 913.4 909.9 908.7 907.7 907.0 903.5 908.4 908.9 909.5 913.6 913.0 913.6 DAY 15 1 28 1 16 1 18 30 26 7 3 17 1981 913.5 909.7 911.0 910.2 910.3 905.0 901.8 903.7 911.5 914.7 912.4 913.7 914.7 DAY 9 28 8 10 21 9 30 31 27 24 26 1 1982 910.7 910.1 909.1 915.2 913.7 906.2 901.5 903.4 910.4 916.9 914.3 914.1 916.9 DAY 20 20 5 4 10 7 7 27 20 25 11 9 1983 918.1 911.2 911.2 909.3 907.7 909.2 903.5 901.8 907.7 913.4 921.9 916.4 921.9 DAY 8 10 14 29 31 1 1 31 28 28 26 4 1984 914.2 918.1 911.0 907.2 906.0 902.2 900.2 900.2 907.6 915.6 917.5 918.6 918.6 DAY 4 22 5 4 12 13 3 30 22 21 30 18 1985 913.2 911.2 918.5 914.5 909.8 902.6 901.2 905.2 911.7 916.8 913.5 916.1 918.5 DAY 23 24 5 17 12 6 29 30 22 31 19 14 1986 915.5 910.5 912.5 911.7 910.0 903.8 903.4 903.5 909.6 913.1 916.5 915.2 916.5 DAY 28 22 30 5 19 2 3 31 30 15 21 6 1987 917.3 914.3 909.8 909.9 905.9 904.1 904.5 903.9 909.3 917.6 918.8 917.5 918.8 DAY 21 1 22 6 13 22 11 5 20 28 30 1 1988 914.4 915.4 909.4 913.3 910.6 903.0 899.8 903.7 909.4 915.2 915.7 912.2 915.7 DAY 3 7 17 9 4 1 23 21 25 16 6 29 1989 914.5 913.8 907.8 908.9 908.5 902.7 902.0 903.2 911.2 913.2 913.6 909.3 914.5 DAY 21 3 8 11 1 2 10 19 23 24 8 18 1990 913.8 913.1 916.3 909.9 910.4 901.7 901.4 903.5 905.5 918.9 917.9 913.9 918.9 DAY 26 8 17 3 15 7 15 2 23 15 22 28 1991 913.0 914.5 911.6 908.0 904.8 904.6 901.4 903.5 909.6 910.6 912.3 912.8 914.5 DAY 11 15 12 15 4 23 11 22 30 13 23 17 1992 915.1 910.0 912.3 905.6 910.8 903.3 902.4 908.9 910.4 912.2 917.4 911.4 917.4 DAY 9 16 12 30 2 6 14 31 30 29 4 1 1993 916.9 914.0 912.0 908.8 912.0 908.1 903.0 903.5 910.8 915.0 915.1 914.0 916.9 DAY 6 9 17 1 9 22 28 18 23 16 25 6 1994 914.1 915.1 909.6 915.6 907.2 901.2 900.1 901.7 912.5 913.6 911.0 914.5 915.6 DAY 9 18 1 5 20 8 2 7 23 23 2 7 1995 916.3 912.0 910.8 907.0 908.8 903.2 898.8 904.3 907.9 918.9 914.8 915.5 918.9 DAY 7 17 3 7 26 2 7 24 22 17 15 10 1996 918.5 910.4 906.9 910.8 907.9 905.5 906.3 910.8 907.8 916.5 920.3 915.7 920.3 DAY 10 27 28 4 4 11 3 29 24 2 18 7 1997 913.0 913.5 913.9 907.9 908.6 903.7 900.4 904.8 910.5 912.6 920.8 913.8 920.8 DAY 19 21 11 13 12 7 21 24 7 8 7 28 1998 912.1 916.3 914.0 910.5 910.7 904.9 901.3 904.0 908.4 918.6 914.0 918.1 918.6 DAY 22 22 26 12 3 6 19 19 12 9 21 29 1999 918.8 910.9 910.2 912.5 906.1 905.0 902.1 902.8 906.9 911.5 916.5 916.7 918.8 DAY 2 11 1 22 9 16 18 20 5 26 30 24 2000 910.1 914.3 911.4 907.2 907.6 904.1 902.5 903.2 908.1 911.9 919.3 914.5 919.3 DAY 14 29 27 3 5 3 30 20 29 30 17 10 2001 914.4 916.6 911.7 913.2 903.9 905.1 902.5 903.6 908.9 916.5 911.3 913.3 916.6 DAY 26 9 11 1 19 2 29 5 22 10 2 3 2002 912.6 914.5 916.4 908.5 908.0 903.8 904.1 903.9 908.2 909.0 914.7 920.5 920.5 DAY 17 19 10 1 17 25 2 31 21 10 17 3 2003 910.4 909.8 912.3 909.5 912.8 906.8 901.3 902.6 910.9 911.0 915.2 918.8 918.8 DAY 11 24 2 16 1 6 4 4 26 15 23 12 2004 910.4 908.1 916.7 909.9 907.3 906.8 903.0 902.5 908.7 914.4 911.4 918.0 918.0 DAY 11 10 8 10 22 6 5 17 21 14 30 3 2005 913.0 912.7 908.6 915.5 907.7 903.7 901.3 904.4 906.9 914.0 912.7 917.4 917.4 DAY 8 16 26 6 19 4 15 27 9 23 25 30 1951-2005 920.5 918.1 918.5 918.8 933.4 910.0 906.8 910.8 915.7 921.7 921.9 921.3 933.4 YEAR-DAY 73-25 84-22 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 83-26 52-11 53-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 117 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 885.2 887.6 886.9 887.5 886.1 886.7 886.4 885.7 888.3 884.8 889.6 888.7 884.8 DAY 23 20 21 27 3 1 15 5 11 4 27 15 1952 887.3 883.9 884.5 893.9 895.7 891.4 893.3 893.5 898.6 900.2 899.3 900.9 883.9 DAY 11 23 2 11 8 13 27 6 25 6 4 10 1953 895.3 892.2 888.5 894.3 895.0 891.8 893.0 897.1 897.9 898.2 897.2 899.4 888.5 DAY 31 24 13 28 7 29 1 23 14 23 20 21 1954 893.1 891.4 893.4 895.6 896.3 896.5 894.4 894.4 899.2 899.1 903.3 896.2 891.4 DAY 3 8 25 4 28 5 27 8 10 3 2 7 1955 900.0 888.8 893.8 890.5 891.4 893.9 890.6 890.4 896.2 902.1 899.4 895.0 888.8 DAY 24 23 3 10 3 29 29 6 9 7 23 29 1956 892.6 891.2 893.2 894.0 894.3 893.3 891.2 894.3 894.9 900.1 897.0 898.1 891.2 DAY 31 29 17 26 28 26 19 4 12 17 8 5 1957 890.7 896.6 890.8 896.5 896.8 895.8 890.7 891.7 899.9 901.3 898.4 896.2 890.7 DAY 19 5 7 1 8 29 12 8 28 9 18 7 1958 896.1 893.7 894.0 887.5 894.8 893.6 885.1 896.4 894.9 901.8 902.5 898.2 885.1 DAY 31 3 9 20 3 30 9 6 1 16 20 1 1959 895.9 892.2 895.8 893.8 893.0 891.6 893.2 891.0 894.7 895.8 902.0 901.1 891.0 DAY 23 20 1 6 19 28 27 16 15 12 25 20 1960 901.2 896.4 890.6 894.8 894.7 892.6 892.9 893.4 899.2 899.9 896.6 900.4 890.6 DAY 9 29 2 18 31 21 1 11 4 8 19 30 1961 896.3 898.6 891.9 895.4 890.0 889.4 892.5 894.7 894.4 901.1 897.2 893.3 889.4 DAY 22 17 9 1 28 6 11 7 1 17 22 22 1962 895.7 892.4 887.9 892.5 894.2 890.0 894.0 894.7 896.7 895.5 904.1 897.9 887.9 DAY 5 5 28 5 10 9 16 21 12 10 10 16 1963 899.3 896.7 890.5 894.5 890.1 894.1 893.7 893.9 896.6 900.8 900.5 895.3 890.1 DAY 4 12 5 16 3 16 5 2 3 31 16 10 1964 890.6 897.6 894.2 888.5 895.4 891.1 892.9 891.4 898.1 897.2 888.6 896.8 888.5 DAY 19 23 3 7 12 15 2 13 11 3 27 24 1965 891.5 888.9 893.8 890.0 893.5 892.3 890.0 897.0 899.2 889.4 897.2 897.6 888.9 DAY 11 9 23 4 2 18 12 26 17 25 9 24 1966 897.9 893.1 885.3 894.6 897.3 892.4 891.8 892.6 897.2 898.2 901.6 893.5 885.3 DAY 27 2 20 17 31 13 16 5 8 15 30 12 1967 896.8 893.2 886.7 886.7 891.5 892.4 891.4 894.1 892.5 899.6 899.2 890.4 886.7 DAY 21 24 24 25 31 20 9 4 18 1 25 23 1968 892.4 899.0 893.5 892.6 896.5 893.4 893.0 893.2 896.5 894.6 902.7 896.3 892.4 DAY 10 20 9 24 17 23 1 3 9 25 29 9 1969 894.4 897.5 889.6 892.0 893.8 892.5 894.5 893.6 897.0 896.0 899.3 896.8 889.6 DAY 23 13 22 17 19 16 29 8 9 29 8 31 1970 895.9 895.1 894.6 891.8 892.6 891.5 892.7 890.5 895.6 895.8 901.1 897.1 890.5 DAY 23 19 19 19 20 8 1 27 8 14 30 13 1971 895.7 892.3 893.4 890.6 894.0 892.2 891.9 894.9 898.0 898.1 899.2 897.3 890.6 DAY 13 13 15 13 11 2 23 19 2 6 18 14 1972 895.8 899.2 889.9 894.2 889.1 890.2 891.4 894.0 897.7 900.2 898.8 899.4 889.1 DAY 22 15 18 24 6 24 31 1 13 30 7 16 1973 893.6 885.0 895.5 893.6 892.6 891.1 890.5 896.7 897.4 900.6 899.1 898.1 885.0 DAY 16 22 16 19 30 15 11 1 1 29 19 7 1974 893.7 898.5 898.4 890.0 894.5 894.4 892.9 894.7 895.2 901.5 899.5 893.4 890.0 DAY 21 12 24 20 27 25 3 8 3 29 24 23 1975 896.8 893.6 890.9 896.9 896.3 893.2 892.9 891.4 891.5 894.6 898.2 893.6 890.9 DAY 5 10 2 15 15 12 5 15 10 4 29 23 1976 896.8 892.3 894.6 897.0 893.3 895.3 892.5 895.1 898.3 896.9 899.6 899.1 892.3 DAY 12 5 14 17 21 10 3 10 23 17 28 10 1977 899.2 894.5 897.4 892.2 897.3 892.0 891.7 889.8 900.3 896.7 898.3 896.8 889.8 DAY 7 7 27 7 25 22 2 17 15 5 17 22 1978 894.1 898.0 890.3 889.2 892.2 886.3 892.0 894.8 897.4 900.8 901.3 894.1 886.3 DAY 21 17 13 25 30 22 1 14 1 1 8 16 1979 896.0 892.0 892.4 896.3 896.3 892.4 892.8 894.1 899.2 899.5 892.8 895.0 892.0 DAY 7 11 27 12 17 23 6 6 5 26 29 1 1980 898.0 894.1 887.2 893.7 897.5 890.6 894.6 894.9 895.6 897.8 900.4 897.0 887.2 DAY 6 18 2 26 23 17 3 19 21 4 15 12 1981 894.3 894.5 891.0 890.5 893.1 893.5 894.3 896.2 898.6 902.6 897.8 899.4 890.5 DAY 3 1 28 29 16 15 1 13 17 16 5 18 1982 895.7 893.0 893.2 893.8 896.9 896.9 892.5 890.5 899.7 898.6 899.0 900.0 890.5 DAY 29 14 2 19 15 27 30 1 11 20 6 28 1983 890.5 895.2 895.1 897.9 897.3 894.0 890.7 893.5 898.0 896.1 901.3 896.1 890.5 DAY 24 27 6 3 12 22 27 4 8 4 12 12 1984 898.9 894.8 893.8 895.0 890.1 894.8 893.7 893.8 898.4 897.8 895.8 898.3 890.1 DAY 14 8 15 10 29 21 15 8 8 18 12 14 1985 896.9 887.4 888.3 894.3 895.3 893.0 894.3 896.7 897.8 899.4 903.7 894.0 887.4 DAY 2 6 24 24 1 20 27 7 14 28 10 19 1986 894.0 899.4 897.9 896.7 895.0 893.0 895.1 895.9 900.1 901.4 898.1 895.1 893.0 DAY 20 6 9 11 10 18 20 6 20 5 7 30 1987 897.7 894.4 886.9 892.5 895.8 897.1 892.4 894.9 897.4 900.6 897.3 896.2 886.9 DAY 2 10 14 19 23 13 3 18 22 4 7 13 1988 893.9 896.5 891.6 895.1 894.0 887.3 893.5 893.0 896.3 898.8 897.3 889.5 887.3 DAY 29 17 21 15 28 23 8 29 5 30 28 27 1989 894.4 899.2 891.7 896.3 897.5 894.2 894.3 892.4 895.3 897.0 900.5 897.9 891.7 DAY 17 23 28 29 6 10 6 1 12 2 15 5 1990 898.9 893.3 895.6 891.5 889.6 892.7 895.1 895.4 896.9 900.0 898.3 896.9 889.6 DAY 23 16 14 15 13 27 30 7 1 31 1 25 1991 897.3 897.3 891.8 892.0 889.7 892.4 890.9 894.0 896.2 902.0 900.6 896.0 889.7 DAY 3 4 7 10 22 11 7 11 3 4 5 1 1992 897.7 893.7 891.7 896.0 895.0 891.4 894.8 896.0 898.1 900.0 898.6 900.7 891.4 DAY 17 11 31 15 10 19 10 1 17 24 25 30 1993 894.7 896.9 894.8 895.4 896.0 894.5 895.7 896.3 896.8 898.8 896.9 901.8 894.5 DAY 8 21 21 20 23 19 24 12 14 1 10 5 1994 894.6 889.9 893.4 891.4 893.3 892.7 893.8 893.0 901.0 900.5 896.0 891.9 889.9 DAY 16 1 12 2 1 22 7 1 1 14 26 4 1995 899.0 894.8 891.3 897.4 895.9 890.0 889.8 894.5 894.5 899.2 897.3 902.4 889.8 DAY 1 5 26 17 7 30 16 3 19 4 11 25 1996 899.4 890.7 893.6 894.9 897.8 893.7 895.0 894.5 892.4 894.7 903.6 900.5 890.7 DAY 6 5 26 10 29 5 6 8 9 27 28 15 1997 894.1 895.6 892.3 891.2 893.0 893.3 891.6 894.0 893.2 900.9 902.7 896.2 891.2 DAY 17 27 25 10 4 23 16 5 2 3 19 10 1998 886.4 890.5 893.0 893.3 892.9 896.6 889.3 896.5 896.0 897.5 900.1 900.8 886.4 DAY 13 13 18 21 22 24 6 5 6 1 1 21 1999 898.1 893.7 894.1 894.3 890.6 886.9 893.3 894.5 896.1 900.2 897.0 900.1 886.9 DAY 9 20 21 14 14 25 12 6 13 31 1 14 2000 894.6 894.0 894.8 895.2 892.0 892.5 894.5 894.0 895.0 902.3 902.4 897.9 892.0 DAY 21 7 9 23 27 24 8 3 1 12 6 15 2001 901.8 888.7 892.3 893.8 891.6 891.7 892.4 891.6 895.6 899.3 895.5 898.6 888.7 DAY 4 21 24 12 30 18 18 31 5 6 17 5 2002 896.1 893.6 892.2 888.0 894.5 888.8 893.2 892.4 898.9 899.4 898.8 894.5 888.0 DAY 8 25 28 4 12 20 24 17 10 21 12 21 2003 894.0 892.3 892.1 897.0 896.2 893.2 892.9 897.3 895.6 897.7 898.4 899.4 892.1 DAY 28 19 26 5 30 30 7 1 6 27 14 6 2004 892.0 891.7 895.1 884.7 889.4 893.9 892.8 891.9 898.1 900.5 894.8 898.3 884.7 DAY 27 15 31 17 14 17 10 12 11 3 23 15 2005 888.8 896.3 890.7 895.6 892.5 890.4 890.8 892.5 896.3 898.0 901.6 896.3 888.8 DAY 23 1 24 27 6 21 6 7 5 20 30 26 1951-2005 885.2 883.9 884.5 884.7 886.1 886.3 885.1 885.7 888.3 884.8 888.6 888.7 883.9 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-15 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 118 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.8 1011.2 1008.9 1008.2 1006.3 1004.8 1003.5 1005.1 1008.9 1009.1 1011.7 1011.8 1008.3 1952 1010.6 1006.1 1008.5 1016.6 1015.5 1012.9 1011.3 1012.8 1019.0 1021.5 1022.7 1024.0 1015.1 1953 1018.9 1016.0 1016.4 1018.1 1016.0 1012.1 1011.7 1013.9 1017.7 1022.6 1023.1 1023.5 1017.5 1954 1015.2 1017.0 1020.3 1015.5 1015.0 1013.4 1010.2 1013.1 1017.0 1020.8 1023.8 1022.5 1017.0 1955 1022.0 1016.0 1016.0 1017.5 1015.8 1012.8 1009.0 1011.4 1016.6 1021.1 1020.3 1017.9 1016.4 1956 1018.5 1017.2 1014.9 1014.6 1013.4 1013.5 1010.1 1013.5 1016.6 1020.8 1021.4 1022.9 1016.5 1957 1018.5 1020.2 1016.2 1018.1 1014.5 1014.4 1012.2 1014.4 1017.9 1022.1 1021.6 1020.3 1017.5 1958 1018.9 1019.4 1015.7 1015.6 1018.2 1011.9 1009.7 1013.7 1016.2 1021.7 1025.7 1019.8 1017.2 1959 1019.3 1016.0 1018.1 1016.9 1014.5 1013.2 1010.3 1010.8 1013.9 1019.9 1022.6 1023.9 1016.6 1960 1020.4 1019.4 1017.0 1016.7 1017.2 1012.9 1011.8 1011.8 1018.1 1021.4 1022.1 1023.4 1017.7 1961 1021.1 1019.9 1015.8 1016.2 1014.4 1013.1 1010.4 1013.3 1014.9 1023.1 1020.1 1018.3 1016.7 1962 1021.0 1017.2 1015.6 1015.3 1015.8 1013.7 1011.5 1014.7 1019.1 1021.4 1025.9 1019.9 1017.6 1963 1019.4 1017.8 1014.3 1013.2 1011.5 1012.7 1011.0 1012.9 1017.5 1020.9 1021.1 1020.1 1016.0 1964 1020.8 1017.4 1016.2 1013.0 1015.4 1011.3 1010.0 1010.8 1017.0 1022.9 1020.2 1023.9 1016.6 1965 1018.9 1015.8 1018.5 1013.3 1015.5 1012.9 1010.8 1014.7 1018.2 1019.0 1020.5 1019.1 1016.4 1966 1019.3 1016.2 1014.8 1014.9 1016.3 1012.2 1010.2 1011.5 1016.5 1021.1 1026.5 1018.6 1016.5 1967 1020.0 1018.0 1013.6 1013.6 1015.6 1012.7 1010.1 1011.8 1015.2 1021.7 1019.8 1017.9 1015.8 1968 1015.1 1018.7 1016.6 1017.3 1016.9 1012.2 1012.2 1012.1 1016.5 1021.0 1022.3 1019.6 1016.7 1969 1020.1 1021.3 1016.2 1016.4 1016.0 1012.4 1011.4 1014.4 1017.8 1019.9 1022.2 1019.6 1017.3 1970 1019.3 1017.4 1018.0 1017.9 1013.1 1012.5 1010.2 1010.7 1016.1 1019.5 1021.4 1020.7 1016.4 1971 1023.9 1014.5 1017.3 1014.8 1014.1 1009.9 1010.4 1012.1 1017.9 1021.1 1020.8 1018.0 1016.2 1972 1022.0 1022.9 1018.6 1016.0 1014.0 1013.0 1011.8 1015.7 1018.1 1021.6 1021.5 1024.0 1018.3 1973 1022.0 1017.1 1018.2 1013.9 1015.2 1012.3 1009.7 1014.0 1018.7 1021.2 1020.5 1022.7 1017.1 1974 1020.4 1022.2 1022.0 1013.8 1015.3 1012.4 1011.4 1013.5 1017.4 1022.2 1022.9 1020.3 1017.8 1975 1021.3 1017.8 1016.8 1017.9 1015.5 1012.2 1010.3 1012.5 1017.1 1020.1 1023.5 1022.0 1017.3 1976 1017.4 1019.1 1018.1 1016.6 1015.2 1014.0 1009.8 1012.1 1016.9 1019.9 1025.5 1023.0 1017.3 1977 1021.9 1021.9 1020.5 1014.5 1015.6 1011.0 1009.9 1013.0 1018.5 1021.2 1021.3 1021.3 1017.5 1978 1021.0 1020.9 1017.3 1013.2 1014.5 1011.9 1012.1 1013.2 1016.2 1021.8 1024.0 1019.8 1017.2 1979 1021.9 1017.4 1017.5 1016.5 1018.2 1015.1 1012.4 1013.6 1019.6 1020.7 1024.4 1019.7 1018.1 1980 1020.1 1020.2 1017.3 1014.2 1015.7 1013.0 1012.1 1013.9 1017.3 1019.9 1021.0 1020.0 1017.0 1981 1019.6 1018.1 1015.0 1015.4 1015.7 1013.6 1011.5 1014.1 1019.3 1023.5 1020.1 1020.4 1017.2 1982 1018.6 1017.5 1017.0 1016.7 1019.3 1014.9 1011.3 1013.7 1019.1 1020.7 1023.3 1021.9 1017.8 1983 1020.6 1017.6 1018.1 1016.5 1015.8 1014.3 1010.9 1012.3 1017.2 1021.6 1022.5 1022.8 1017.5 1984 1020.5 1024.4 1017.2 1014.5 1014.2 1013.2 1010.8 1011.1 1018.6 1022.2 1021.8 1025.4 1017.8 1985 1019.8 1012.7 1021.1 1015.2 1015.7 1011.8 1012.1 1015.0 1017.5 1021.4 1023.1 1021.4 1017.2 1986 1020.1 1018.9 1021.0 1019.1 1015.8 1011.7 1013.3 1014.6 1018.4 1021.3 1021.2 1019.8 1017.9 1987 1020.5 1019.5 1013.8 1017.2 1016.6 1014.5 1013.1 1013.2 1018.0 1024.6 1023.2 1020.4 1017.9 1988 1019.6 1019.0 1013.9 1016.9 1016.0 1010.7 1010.4 1012.5 1017.5 1021.8 1020.3 1018.2 1016.4 1989 1019.9 1022.3 1015.7 1018.4 1017.4 1012.8 1012.4 1013.2 1016.0 1020.8 1021.5 1019.1 1017.5 1990 1021.1 1017.3 1019.9 1014.5 1015.3 1011.3 1012.1 1014.1 1016.2 1021.0 1021.9 1021.5 1017.2 1991 1020.3 1020.7 1018.4 1016.4 1013.4 1013.4 1011.0 1013.3 1018.0 1021.7 1023.0 1018.3 1017.3 1992 1019.5 1015.4 1017.8 1015.3 1017.3 1012.4 1012.3 1015.6 1018.7 1020.6 1021.4 1020.1 1017.2 1993 1020.5 1020.3 1018.4 1016.1 1016.1 1013.4 1012.8 1015.1 1017.0 1024.9 1022.5 1022.8 1018.3 1994 1019.4 1018.1 1017.6 1017.9 1015.4 1011.0 1010.4 1012.4 1021.3 1023.1 1019.0 1021.3 1017.2 1995 1021.2 1019.4 1018.1 1015.5 1017.1 1012.0 1009.6 1012.6 1016.2 1021.5 1019.6 1022.7 1017.1 1996 1022.3 1018.8 1016.7 1017.9 1017.1 1013.4 1013.0 1014.7 1014.2 1020.4 1025.3 1022.3 1018.0 1997 1018.4 1019.5 1015.0 1014.2 1016.7 1012.2 1010.2 1013.6 1018.2 1019.5 1022.9 1019.8 1016.7 1998 1018.0 1019.3 1016.1 1015.5 1016.7 1015.0 1010.9 1014.4 1016.5 1021.6 1022.0 1023.5 1017.5 1999 1020.6 1016.8 1017.3 1017.5 1015.6 1011.9 1010.9 1012.4 1016.1 1019.5 1021.0 1023.6 1016.9 2000 1018.2 1018.6 1016.7 1014.6 1013.0 1012.7 1012.4 1013.4 1015.9 1021.9 1024.2 1020.8 1016.9 2001 1022.7 1018.3 1016.4 1014.9 1012.4 1011.6 1012.0 1013.7 1017.2 1020.5 1020.1 1022.0 1016.8 2002 1020.5 1018.8 1016.7 1013.8 1014.9 1011.3 1012.9 1012.2 1017.9 1019.9 1022.5 1020.9 1016.9 2003 1020.2 1015.8 1016.8 1017.2 1017.3 1012.8 1010.5 1014.3 1017.0 1019.1 1022.3 1023.0 1017.2 2004 1016.5 1017.6 1020.2 1016.7 1012.9 1013.1 1012.5 1012.5 1018.7 1022.9 1020.0 1020.5 1017.0 2005 1018.7 1018.4 1015.0 1018.7 1016.0 1012.4 1011.7 1012.8 1016.5 1021.9 1022.6 1022.5 1017.3 MEAN 1019.6 1018.1 1016.8 1015.8 1015.3 1012.5 1011.1 1013.0 1017.2 1021.1 1022.0 1021.0 1017.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 119 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1020.3 1019.3 1021.5 1016.0 1015.4 1010.7 1012.7 1008.7 1013.5 1019.9 1022.0 1018.4 1022.0 DAY 6 13 3 13 30 28 13 26 14 31 1 8 1952 1019.0 1013.1 1024.4 1026.9 1029.3 1023.2 1016.3 1018.8 1026.5 1027.9 1033.5 1037.7 1037.7 DAY 17 8 27 8 12 4 15 16 27 30 17 11 1953 1028.1 1027.9 1029.5 1026.1 1051.0 1021.4 1016.9 1018.7 1026.0 1038.2 1037.5 1031.1 1051.0 DAY 2 15 28 1 16 5 18 30 21 26 9 13 1954 1024.9 1032.3 1031.4 1026.0 1025.4 1017.9 1013.5 1018.0 1022.3 1027.6 1037.9 1035.3 1037.9 DAY 15 22 6 29 1 3 31 31 23 12 26 15 1955 1031.8 1026.0 1026.1 1024.8 1023.8 1017.2 1013.7 1017.8 1024.1 1026.5 1032.5 1035.4 1035.4 DAY 9 8 22 1 27 1 9 21 30 12 12 2 1956 1027.1 1023.9 1021.4 1025.8 1019.0 1019.9 1015.4 1019.5 1028.6 1030.9 1033.5 1031.7 1033.5 DAY 22 18 10 16 23 11 25 30 26 25 12 17 1957 1026.3 1027.6 1026.5 1027.8 1020.8 1019.3 1021.7 1019.7 1021.0 1033.4 1030.0 1029.7 1033.4 DAY 23 19 22 22 11 20 5 11 22 12 16 22 1958 1024.9 1029.5 1025.9 1025.2 1024.5 1017.8 1017.6 1019.9 1024.2 1029.5 1032.1 1030.1 1032.1 DAY 13 13 28 24 13 4 15 25 24 31 2 5 1959 1025.3 1022.2 1026.4 1023.9 1020.8 1019.4 1013.9 1015.8 1021.7 1033.4 1029.1 1031.8 1033.4 DAY 13 14 20 9 4 21 15 27 24 20 21 27 1960 1028.2 1026.7 1025.6 1035.0 1025.6 1019.8 1018.4 1017.1 1022.1 1027.7 1031.8 1031.7 1035.0 DAY 19 14 20 7 5 7 16 14 20 30 26 5 1961 1030.6 1028.9 1030.6 1025.0 1023.4 1018.7 1015.6 1018.1 1022.0 1033.0 1027.1 1027.0 1033.0 DAY 9 21 4 17 14 9 24 12 25 25 15 3 1962 1031.8 1029.1 1027.9 1029.1 1020.3 1020.0 1015.9 1022.6 1031.6 1029.5 1035.6 1029.9 1035.6 DAY 24 11 6 19 14 22 30 26 25 27 22 3 1963 1026.4 1028.1 1022.8 1024.6 1018.5 1018.5 1015.2 1018.8 1030.0 1030.8 1031.3 1036.0 1036.0 DAY 5 6 1 2 14 13 29 5 24 18 2 26 1964 1032.0 1025.9 1026.0 1025.8 1020.3 1018.9 1015.7 1016.5 1024.1 1029.2 1033.0 1033.6 1033.6 DAY 30 28 18 24 16 2 27 31 29 29 11 26 1965 1028.8 1026.0 1029.6 1021.2 1028.0 1018.8 1015.5 1021.2 1024.3 1030.1 1027.4 1025.5 1030.1 DAY 29 1 15 9 20 2 25 9 30 28 20 2 1966 1026.4 1023.1 1022.8 1023.9 1021.3 1018.4 1016.8 1014.6 1023.0 1030.8 1035.5 1030.8 1035.5 DAY 1 12 5 5 17 6 8 9 15 17 23 29 1967 1029.5 1030.9 1024.5 1023.0 1023.9 1020.6 1015.6 1016.6 1023.6 1029.0 1027.7 1025.7 1030.9 DAY 6 3 1 12 4 7 14 16 25 15 9 12 1968 1025.9 1026.1 1029.0 1024.3 1022.0 1021.4 1017.9 1018.9 1023.5 1029.3 1028.7 1030.0 1030.0 DAY 19 6 27 27 8 1 13 30 19 16 22 23 1969 1032.3 1029.2 1028.9 1023.9 1024.7 1020.4 1014.6 1019.8 1028.4 1027.9 1030.2 1026.1 1032.3 DAY 6 24 12 4 11 1 31 30 13 14 23 25 1970 1029.0 1025.6 1024.3 1027.9 1019.7 1022.7 1014.3 1016.8 1023.3 1026.4 1035.8 1029.3 1035.8 DAY 2 16 13 22 9 11 8 30 18 31 14 16 1971 1032.3 1023.1 1026.3 1027.4 1020.8 1015.0 1012.9 1016.1 1022.5 1030.2 1031.4 1029.9 1032.3 DAY 8 1 7 9 2 17 25 21 11 11 20 28 1972 1031.2 1032.1 1030.0 1023.5 1025.6 1020.4 1015.1 1019.8 1025.3 1027.5 1029.0 1030.1 1032.1 DAY 4 1 15 15 24 17 24 24 17 26 12 4 1973 1036.8 1026.3 1027.5 1021.2 1025.3 1018.2 1014.9 1017.9 1028.6 1030.3 1031.7 1034.4 1036.8 DAY 25 10 10 11 7 2 22 30 29 22 20 26 1974 1033.0 1029.5 1029.6 1022.2 1020.4 1016.7 1015.8 1019.7 1023.0 1029.2 1031.9 1027.3 1033.0 DAY 5 4 9 26 10 1 29 26 22 15 17 2 1975 1033.9 1025.9 1025.8 1028.0 1022.4 1017.9 1013.5 1019.9 1026.3 1030.4 1034.4 1030.3 1034.4 DAY 14 23 31 2 5 17 28 18 18 20 14 4 1976 1026.9 1031.3 1026.8 1026.0 1021.0 1017.8 1016.9 1015.6 1023.9 1035.2 1035.6 1031.3 1035.6 DAY 1 21 26 3 2 20 6 26 11 31 14 16 1977 1033.4 1028.4 1032.7 1024.3 1020.5 1016.5 1014.3 1018.3 1028.6 1033.2 1028.4 1033.0 1033.4 DAY 5 16 9 1 29 5 21 23 30 23 27 13 1978 1032.8 1031.9 1026.5 1022.2 1023.0 1025.3 1017.8 1019.8 1023.6 1030.7 1032.4 1034.2 1034.2 DAY 13 5 19 12 3 8 8 21 28 10 5 24 1979 1036.7 1028.2 1027.3 1027.4 1026.9 1024.3 1017.6 1020.1 1026.5 1031.0 1032.7 1028.7 1036.7 DAY 18 13 5 27 27 10 20 28 23 9 12 22 1980 1028.6 1029.0 1025.2 1023.8 1022.7 1022.0 1018.1 1023.5 1024.1 1024.7 1029.2 1028.6 1029.2 DAY 15 1 28 1 16 1 18 30 26 7 3 17 1981 1029.1 1024.9 1026.4 1025.5 1025.6 1019.8 1016.2 1018.3 1026.9 1030.4 1027.9 1029.3 1030.4 DAY 9 28 8 10 21 9 30 31 27 24 26 1 1982 1026.0 1025.4 1024.3 1031.0 1029.3 1021.1 1015.9 1018.0 1025.7 1032.9 1030.0 1029.8 1032.9 DAY 20 20 5 4 10 7 7 27 20 25 11 9 1983 1034.2 1026.6 1026.6 1024.5 1022.7 1024.4 1018.1 1016.2 1022.7 1029.0 1038.4 1032.3 1038.4 DAY 8 10 14 29 31 1 1 31 28 28 26 4 1984 1029.9 1034.2 1026.4 1022.2 1020.9 1016.7 1014.5 1014.5 1022.6 1031.4 1033.5 1034.7 1034.7 DAY 4 22 5 4 12 13 3 30 22 21 30 18 1985 1028.8 1026.6 1034.6 1030.2 1025.0 1017.1 1015.6 1020.0 1027.1 1032.8 1029.1 1032.0 1034.6 DAY 23 24 5 17 12 6 29 30 22 31 19 14 1986 1031.3 1025.8 1028.0 1027.1 1025.3 1018.4 1018.0 1018.1 1024.8 1028.7 1032.4 1031.0 1032.4 DAY 28 22 30 5 19 2 3 31 30 15 21 6 1987 1033.3 1030.0 1025.0 1025.2 1020.8 1018.8 1019.2 1018.5 1024.5 1033.6 1035.0 1033.5 1035.0 DAY 21 1 22 6 13 22 11 5 20 28 30 1 1988 1030.1 1031.2 1024.6 1028.9 1025.9 1017.6 1014.0 1018.3 1024.6 1031.0 1031.6 1027.7 1031.6 DAY 3 7 17 9 4 1 23 21 25 16 6 29 1989 1030.2 1029.5 1022.8 1024.1 1023.6 1017.2 1016.5 1017.8 1026.6 1028.8 1029.2 1024.5 1030.2 DAY 21 3 8 11 1 2 10 19 23 24 8 18 1990 1029.5 1028.7 1032.2 1025.2 1025.7 1016.1 1015.8 1018.1 1020.3 1035.1 1034.0 1029.6 1035.1 DAY 26 8 17 3 15 7 15 2 23 15 22 28 1991 1028.6 1030.2 1027.0 1023.1 1019.5 1019.3 1015.8 1018.1 1024.8 1025.9 1027.8 1028.4 1030.2 DAY 11 15 12 15 4 23 11 22 30 13 23 17 1992 1030.9 1025.3 1027.8 1020.4 1026.1 1017.9 1016.9 1024.1 1025.7 1027.7 1033.4 1026.8 1033.4 DAY 9 16 12 30 2 6 14 31 30 29 4 1 1993 1032.9 1029.7 1027.5 1023.9 1027.5 1023.2 1017.6 1018.1 1026.1 1030.8 1030.9 1029.7 1032.9 DAY 6 9 17 1 9 22 28 18 23 16 25 6 1994 1029.8 1030.9 1024.8 1031.4 1022.2 1015.6 1014.4 1016.1 1028.0 1029.2 1026.4 1030.2 1031.4 DAY 9 18 1 5 20 8 2 7 23 23 2 7 1995 1032.2 1027.5 1026.1 1022.0 1023.9 1017.8 1012.9 1019.0 1023.0 1035.1 1030.6 1031.3 1035.1 DAY 7 17 3 7 26 2 7 24 22 17 15 10 1996 1034.6 1025.7 1021.9 1026.1 1023.0 1020.3 1021.2 1026.1 1022.8 1032.4 1036.6 1031.6 1036.6 DAY 10 27 28 4 4 11 3 29 24 2 18 7 1997 1028.6 1029.1 1029.6 1023.0 1023.7 1018.3 1014.7 1019.5 1025.8 1028.1 1037.2 1029.5 1037.2 DAY 19 21 11 13 12 7 21 24 7 8 7 28 1998 1027.6 1032.2 1029.7 1025.8 1026.0 1019.7 1015.7 1018.7 1023.5 1034.7 1029.7 1034.2 1034.7 DAY 22 22 26 12 3 6 19 19 12 9 21 29 1999 1035.0 1026.3 1025.5 1028.0 1021.0 1019.8 1016.6 1017.3 1021.9 1026.9 1032.4 1032.7 1035.0 DAY 2 11 1 22 9 16 18 20 5 26 30 24 2000 1025.4 1030.0 1026.8 1022.2 1022.6 1018.8 1017.0 1017.8 1023.2 1027.4 1035.5 1030.2 1035.5 DAY 14 29 27 3 5 3 30 20 29 30 17 10 2001 1030.1 1032.5 1027.1 1028.8 1018.5 1019.9 1017.0 1018.2 1024.1 1032.4 1026.7 1028.9 1032.5 DAY 26 9 11 1 19 2 29 5 22 10 2 3 2002 1028.1 1030.2 1032.3 1023.6 1023.1 1018.4 1018.8 1018.5 1023.3 1024.2 1030.4 1036.8 1036.8 DAY 17 19 10 1 17 25 2 31 21 10 17 3 2003 1025.7 1025.0 1027.8 1024.7 1028.4 1021.7 1015.7 1017.1 1026.3 1026.4 1031.0 1035.0 1035.0 DAY 11 24 2 16 1 6 4 4 26 15 23 12 2004 1025.7 1023.2 1032.7 1025.2 1022.3 1021.7 1017.6 1017.0 1023.8 1030.1 1026.8 1034.1 1034.1 DAY 11 10 8 10 22 6 5 17 21 14 30 3 2005 1028.6 1028.2 1023.7 1031.3 1022.7 1018.3 1015.7 1019.1 1021.9 1029.7 1028.2 1033.4 1033.4 DAY 8 16 26 6 19 4 15 27 9 23 25 30 1951-2005 1036.8 1034.2 1034.6 1035.0 1051.0 1025.3 1021.7 1026.1 1031.6 1038.2 1038.4 1037.7 1051.0 YEAR-DAY 73-25 84-22 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 83-26 52-11 53-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 120 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 997.9 1000.6 999.8 1000.5 998.9 999.6 999.3 998.5 1001.4 997.5 1002.8 1001.8 997.5 DAY 23 20 21 27 3 1 15 5 11 4 27 15 1952 1000.3 996.5 997.2 1007.5 1009.5 1004.8 1006.9 1007.1 1012.7 1014.5 1013.5 1015.2 996.5 DAY 11 23 2 11 8 13 27 6 25 6 4 10 1953 1009.1 1005.7 1001.6 1008.0 1008.7 1005.2 1006.5 1011.1 1011.9 1012.3 1011.2 1013.6 1001.6 DAY 31 24 13 28 7 29 1 23 14 23 20 21 1954 1006.6 1004.8 1007.0 1009.4 1010.2 1010.4 1008.1 1008.1 1013.4 1013.3 1017.9 1010.1 1004.8 DAY 3 8 25 4 28 5 27 8 10 3 2 7 1955 1014.3 1001.9 1007.4 1003.8 1004.8 1007.5 1003.9 1003.7 1010.1 1016.6 1013.6 1008.7 1001.9 DAY 24 23 3 10 3 29 29 6 9 7 23 29 1956 1006.1 1004.6 1006.8 1007.6 1008.0 1006.9 1004.6 1008.0 1008.6 1014.4 1010.9 1012.2 1004.6 DAY 31 29 17 26 28 26 19 4 12 17 8 5 1957 1004.0 1010.5 1004.1 1010.4 1010.7 1009.6 1004.0 1005.1 1014.1 1015.7 1012.5 1010.1 1004.0 DAY 19 5 7 1 8 29 12 8 28 9 18 7 1958 1010.0 1007.3 1007.6 1000.5 1008.5 1007.2 997.8 1010.3 1008.6 1016.2 1017.0 1012.3 997.8 DAY 31 3 9 20 3 30 9 6 1 16 20 1 1959 1009.7 1005.7 1009.6 1007.4 1006.5 1005.0 1006.8 1004.3 1008.4 1009.6 1016.5 1015.5 1004.3 DAY 23 20 1 6 19 28 27 16 15 12 25 20 1960 1015.6 1010.3 1003.9 1008.5 1008.4 1006.1 1006.4 1007.0 1013.4 1014.1 1010.5 1014.7 1003.9 DAY 9 29 2 18 31 21 1 11 4 8 19 30 1961 1010.2 1012.7 1005.3 1009.2 1003.2 1002.6 1006.0 1008.4 1008.1 1015.5 1011.2 1006.9 1002.6 DAY 22 17 9 1 28 6 11 7 1 17 22 22 1962 1009.5 1005.9 1000.9 1006.0 1007.9 1003.2 1007.6 1008.4 1010.6 1009.3 1018.8 1011.9 1000.9 DAY 5 5 28 5 10 9 16 21 12 10 10 16 1963 1013.5 1010.6 1003.8 1008.2 1003.3 1007.8 1007.3 1007.5 1010.5 1015.1 1014.8 1009.1 1003.3 DAY 4 12 5 16 3 16 5 2 3 31 16 10 1964 1003.9 1011.6 1007.9 1001.6 1009.2 1004.4 1006.4 1004.8 1012.2 1011.2 1001.7 1010.7 1001.6 DAY 19 23 3 7 12 15 2 13 11 3 27 24 1965 1004.9 1002.0 1007.4 1003.2 1007.1 1005.8 1003.2 1010.9 1013.4 1002.6 1011.2 1011.6 1002.0 DAY 11 9 23 4 2 18 12 26 17 25 9 24 1966 1011.9 1006.6 998.1 1008.3 1011.3 1005.9 1005.2 1006.1 1011.2 1012.3 1016.0 1007.1 998.1 DAY 27 2 20 17 31 13 16 5 8 15 30 12 1967 1010.7 1006.8 999.6 999.6 1004.9 1005.9 1004.8 1007.8 1006.0 1013.8 1013.4 1003.7 999.6 DAY 21 24 24 25 31 20 9 4 18 1 25 23 1968 1005.9 1013.1 1007.1 1006.1 1010.4 1007.0 1006.5 1006.8 1010.4 1008.3 1017.2 1010.2 1005.9 DAY 10 20 9 24 17 23 1 3 9 25 29 9 1969 1008.1 1011.5 1002.8 1005.4 1007.4 1006.0 1008.2 1007.2 1010.9 1009.8 1013.5 1010.7 1002.8 DAY 23 13 22 17 19 16 29 8 9 29 8 31 1970 1009.7 1008.9 1008.3 1005.2 1006.1 1004.9 1006.2 1003.8 1009.4 1009.6 1015.5 1011.1 1003.8 DAY 23 19 19 19 20 8 1 27 8 14 30 13 1971 1009.5 1005.8 1007.0 1003.9 1007.6 1005.7 1005.3 1008.6 1012.0 1012.2 1013.4 1011.3 1003.9 DAY 13 13 15 13 11 2 23 19 2 6 18 14 1972 1009.6 1013.4 1003.1 1007.9 1002.2 1003.5 1004.8 1007.6 1011.7 1014.5 1012.9 1013.6 1002.2 DAY 22 15 18 24 6 24 31 1 13 30 7 16 1973 1007.2 997.7 1009.3 1007.2 1006.1 1004.4 1003.8 1010.6 1011.4 1014.9 1013.3 1012.2 997.7 DAY 16 22 16 19 30 15 11 1 1 29 19 7 1974 1007.3 1012.6 1012.5 1003.2 1008.2 1008.1 1006.4 1008.4 1009.0 1015.9 1013.7 1007.0 1003.2 DAY 21 12 24 20 27 25 3 8 3 29 24 23 1975 1010.7 1007.2 1004.2 1010.8 1010.2 1006.8 1006.4 1004.8 1004.9 1008.3 1012.3 1007.2 1004.2 DAY 5 10 2 15 15 12 5 15 10 4 29 23 1976 1010.7 1005.8 1008.3 1010.9 1006.9 1009.1 1006.0 1008.9 1012.4 1010.8 1013.8 1013.3 1005.8 DAY 12 5 14 17 21 10 3 10 23 17 28 10 1977 1013.4 1008.2 1011.4 1005.7 1011.3 1005.4 1005.1 1003.0 1014.6 1010.6 1012.4 1010.7 1003.0 DAY 7 7 27 7 25 22 2 17 15 5 17 22 1978 1007.8 1012.0 1003.6 1002.4 1005.7 999.2 1005.4 1008.5 1011.4 1015.1 1015.7 1007.8 999.2 DAY 21 17 13 25 30 22 1 14 1 1 8 16 1979 1009.8 1005.4 1005.9 1010.2 1010.2 1005.9 1006.3 1007.8 1013.4 1013.7 1006.3 1008.7 1005.4 DAY 7 11 27 12 17 23 6 6 5 26 29 1 1980 1012.0 1007.8 1000.1 1007.3 1011.5 1003.9 1008.3 1008.6 1009.4 1011.8 1014.7 1010.9 1000.1 DAY 6 18 2 26 23 17 3 19 21 4 15 12 1981 1008.0 1008.2 1004.3 1003.8 1006.6 1007.1 1008.0 1010.1 1012.7 1017.1 1011.8 1013.6 1003.8 DAY 3 1 28 29 16 15 1 13 17 16 5 18 1982 1009.5 1006.5 1006.8 1007.4 1010.8 1010.8 1006.0 1003.8 1013.9 1012.7 1013.1 1014.3 1003.8 DAY 29 14 2 19 15 27 30 1 11 20 6 28 1983 1003.8 1009.0 1008.9 1011.9 1011.3 1007.6 1004.0 1007.1 1012.0 1010.0 1015.7 1010.0 1003.8 DAY 24 27 6 3 12 22 27 4 8 4 12 12 1984 1013.0 1008.5 1007.4 1008.7 1003.3 1008.5 1007.3 1007.4 1012.5 1011.8 1009.6 1012.4 1003.3 DAY 14 8 15 10 29 21 15 8 8 18 12 14 1985 1010.8 1000.4 1001.4 1008.0 1009.1 1006.5 1008.0 1010.6 1011.8 1013.6 1018.3 1007.6 1000.4 DAY 2 6 24 24 1 20 27 7 14 28 10 19 1986 1007.6 1013.6 1011.9 1010.6 1008.7 1006.5 1008.9 1009.7 1014.4 1015.8 1012.2 1008.9 1006.5 DAY 20 6 9 11 10 18 20 6 20 5 7 30 1987 1011.7 1008.1 999.8 1006.0 1009.6 1011.1 1005.9 1008.6 1011.4 1014.9 1011.3 1010.1 999.8 DAY 2 10 14 19 23 13 3 18 22 4 7 13 1988 1007.5 1010.4 1005.0 1008.9 1007.6 1000.3 1007.1 1006.5 1010.2 1012.9 1011.3 1002.7 1000.3 DAY 29 17 21 15 28 23 8 29 5 30 28 27 1989 1008.1 1013.4 1005.1 1010.2 1011.5 1007.9 1008.0 1005.9 1009.1 1010.9 1014.8 1011.9 1005.1 DAY 17 23 28 29 6 10 6 1 12 2 15 5 1990 1013.0 1006.9 1009.4 1004.9 1002.8 1006.2 1008.9 1009.2 1010.8 1014.3 1012.4 1010.8 1002.8 DAY 23 16 14 15 13 27 30 7 1 31 1 25 1991 1011.3 1011.3 1005.2 1005.4 1002.9 1005.9 1004.2 1007.6 1010.1 1016.5 1014.9 1009.8 1002.9 DAY 3 4 7 10 22 11 7 11 3 4 5 1 1992 1011.7 1007.3 1005.1 1009.8 1008.7 1004.8 1008.5 1009.8 1012.2 1014.3 1012.7 1015.0 1004.8 DAY 17 11 31 15 10 19 10 1 17 24 25 30 1993 1008.4 1010.8 1008.5 1009.2 1009.8 1008.2 1009.5 1010.2 1010.7 1012.9 1010.8 1016.2 1008.2 DAY 8 21 21 20 23 19 24 12 14 1 10 5 1994 1008.3 1003.1 1007.0 1004.8 1006.9 1006.2 1007.4 1006.5 1015.4 1014.8 1009.8 1005.3 1003.1 DAY 16 1 12 2 1 22 7 1 1 14 26 4 1995 1013.1 1008.5 1004.7 1011.4 1009.7 1003.2 1003.0 1008.2 1008.2 1013.4 1011.3 1016.9 1003.0 DAY 1 5 26 17 7 30 16 3 19 4 11 25 1996 1013.6 1004.0 1007.2 1008.6 1011.8 1007.3 1008.7 1008.2 1005.9 1008.4 1018.2 1014.8 1004.0 DAY 6 5 26 10 29 5 6 8 9 27 28 15 1997 1007.8 1009.4 1005.8 1004.6 1006.5 1006.9 1005.0 1007.6 1006.8 1015.2 1017.2 1010.1 1004.6 DAY 17 27 25 10 4 23 16 5 2 3 19 10 1998 999.3 1003.8 1006.5 1006.9 1006.4 1010.5 1002.5 1010.4 1009.8 1011.5 1014.4 1015.1 999.3 DAY 13 13 18 21 22 24 6 5 6 1 1 21 1999 1012.2 1007.3 1007.8 1008.0 1003.9 999.8 1006.9 1008.2 1010.0 1014.5 1010.9 1014.4 999.8 DAY 9 20 21 14 14 25 12 6 13 31 1 14 2000 1008.3 1007.6 1008.5 1009.0 1005.4 1006.0 1008.2 1007.6 1008.7 1016.8 1016.9 1011.9 1005.4 DAY 21 7 9 23 27 24 8 3 1 12 6 15 2001 1016.2 1001.8 1005.8 1007.4 1005.0 1005.1 1005.9 1005.0 1009.4 1013.5 1009.3 1012.7 1001.8 DAY 4 21 24 12 30 18 18 31 5 6 17 5 2002 1010.0 1007.2 1005.7 1001.0 1008.2 1001.9 1006.8 1005.9 1013.0 1013.6 1012.9 1008.2 1001.0 DAY 8 25 28 4 12 20 24 17 10 21 12 21 2003 1007.6 1005.8 1005.5 1010.9 1010.1 1006.8 1006.4 1011.3 1009.4 1011.7 1012.5 1013.6 1005.5 DAY 28 19 26 5 30 30 7 1 6 27 14 6 2004 1005.4 1005.1 1008.9 997.4 1002.6 1007.5 1006.3 1005.3 1012.2 1014.8 1008.5 1012.4 997.4 DAY 27 15 31 17 14 17 10 12 11 3 23 15 2005 1001.9 1010.2 1004.0 1009.4 1006.0 1003.7 1004.1 1006.0 1010.2 1012.0 1016.0 1010.2 1001.9 DAY 23 1 24 27 6 21 6 7 5 20 30 26 1951-2005 997.9 996.5 997.2 997.4 998.9 999.2 997.8 998.5 1001.4 997.5 1001.7 1001.8 996.5 YEAR-DAY 51-23 52-23 52- 2 4-17 51- 3 78-22 58- 9 51- 5 51-11 51- 4 64-27 51-15 52-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 121 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1002.6 1000.7 999.5 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.7 1025.7 ****** 1954 1016.7 1019.1 1020.0 1012.1 1009.0 1006.0 1001.5 1006.2 1012.5 1019.1 1024.7 1025.2 1014.3 1955 1025.0 1017.6 1016.7 1015.9 1011.8 1006.5 1001.3 1004.7 1012.4 1020.4 1020.8 1020.1 1014.4 1956 1023.1 1019.9 1016.2 1013.0 1009.4 1007.9 1002.5 1007.7 1012.6 1020.0 1022.3 1026.6 1015.1 1957 1023.6 1023.8 1016.3 1017.3 1010.3 1008.6 1004.9 1007.5 1013.3 1020.9 1023.3 1022.7 1016.0 1958 1020.6 1020.7 1014.1 1012.7 1013.3 1004.5 1001.4 1006.9 1011.3 1020.3 1028.4 1021.3 1014.6 1959 1021.7 1020.5 1018.6 1012.8 1009.3 1005.6 1002.2 1002.5 1007.7 1017.3 1023.7 1027.5 1014.1 1960 1022.0 1019.6 1018.2 1014.6 1012.0 1004.8 1003.6 1004.1 1013.0 1018.6 1022.4 1026.1 1014.9 1961 1023.7 1022.1 1015.3 1013.1 1008.0 1005.2 1001.7 1005.9 1009.5 1021.5 1020.1 1019.1 1013.8 1962 1023.5 1017.3 1013.8 1012.6 1010.1 1006.5 1003.0 1007.6 1014.9 1019.2 1027.8 1021.7 1014.8 1963 1020.4 1017.5 1013.8 1009.3 1006.2 1005.0 1002.6 1005.5 1012.0 1017.7 1021.2 1023.1 1012.9 1964 1027.8 1018.9 1014.5 1010.5 1009.8 1003.2 1001.4 1003.0 1011.8 1021.6 1020.4 1028.7 1014.3 1965 1021.9 1017.1 1018.5 1010.6 1009.1 1005.0 1002.3 1007.3 1013.1 1015.6 1019.4 1020.6 1013.4 1966 1019.7 1015.8 1013.9 1011.7 1010.7 1003.9 1001.9 1003.7 1011.2 1018.7 1027.3 1020.1 1013.2 1967 1024.3 1020.3 1013.1 1010.9 1010.5 1005.5 1001.8 1004.4 1009.7 1019.2 1018.8 1019.8 1013.2 1968 1017.2 1020.7 1015.1 1014.7 1011.5 1004.8 1004.2 1004.7 1011.2 1018.4 1021.8 1020.9 1013.8 1969 1024.6 1025.5 1015.2 1013.7 1011.0 1004.9 1003.5 1007.5 1013.1 1016.9 1023.2 1020.7 1015.0 1970 1022.8 1017.8 1017.4 1014.4 1006.6 1004.9 1002.3 1003.0 1011.4 1017.3 1021.1 1024.2 1013.6 1971 1027.5 1015.7 1015.9 1011.7 1007.7 1002.2 1002.1 1004.9 1013.1 1019.0 1020.1 1019.5 1013.3 1972 1028.3 1030.5 1019.7 1012.4 1009.3 1005.7 1003.9 1009.3 1013.0 1019.2 1021.4 1027.7 1016.7 1973 1026.0 1017.4 1017.9 1010.3 1010.0 1004.4 1001.2 1006.3 1014.2 1018.9 1020.2 1025.4 1014.4 1974 1024.7 1026.9 1021.8 1011.4 1009.8 1005.0 1003.1 1006.8 1013.1 1021.4 1022.8 1023.0 1015.8 1975 1024.1 1019.5 1016.2 1014.9 1009.7 1004.2 1001.3 1005.0 1012.0 1018.5 1024.5 1024.3 1014.5 1976 1018.1 1021.9 1018.6 1013.9 1009.8 1006.6 1001.3 1004.8 1011.7 1018.2 1027.6 1025.1 1014.8 1977 1027.7 1023.7 1018.7 1010.8 1010.2 1002.7 1001.5 1005.7 1013.8 1019.3 1021.0 1022.5 1014.8 1978 1023.8 1022.8 1016.9 1009.7 1009.5 1004.7 1004.0 1006.1 1011.1 1019.5 1024.7 1020.0 1014.4 1979 1024.2 1017.8 1016.9 1013.1 1014.0 1008.2 1003.9 1006.7 1014.6 1017.6 1025.1 1020.8 1015.2 1980 1022.8 1023.2 1017.0 1009.8 1009.9 1005.4 1003.7 1007.0 1012.9 1018.0 1020.4 1020.9 1014.2 1981 1020.5 1018.5 1013.6 1012.4 1010.7 1006.8 1003.2 1007.1 1014.6 1022.1 1020.0 1021.5 1014.3 1982 1023.0 1019.9 1016.8 1013.2 1013.9 1007.3 1003.1 1007.2 1015.0 1018.7 1024.0 1024.8 1015.6 1983 1023.0 1018.3 1018.5 1013.8 1010.6 1006.8 1002.1 1004.5 1012.5 1020.4 1021.9 1025.0 1014.8 1984 1022.5 1028.2 1016.4 1011.3 1009.2 1005.7 1002.4 1003.3 1014.1 1020.8 1021.4 1029.4 1015.4 1985 1022.3 1013.0 1022.1 1012.2 1010.3 1003.7 1003.7 1008.4 1012.9 1020.0 1022.9 1022.7 1014.5 1986 1022.0 1020.2 1021.9 1016.8 1010.4 1004.3 1005.2 1008.7 1014.3 1019.3 1022.4 1022.7 1015.7 1987 1022.6 1021.7 1013.9 1015.5 1011.8 1007.9 1005.9 1006.3 1014.1 1025.2 1024.1 1022.6 1016.0 1988 1023.1 1022.6 1014.1 1014.7 1012.0 1003.5 1002.7 1006.2 1013.4 1020.6 1020.2 1020.1 1014.4 1989 1025.2 1027.4 1016.2 1016.3 1013.6 1005.7 1004.3 1006.5 1011.9 1018.7 1022.5 1020.9 1015.8 1990 1025.3 1020.0 1020.7 1012.4 1010.3 1003.6 1004.5 1007.2 1011.4 1019.6 1021.9 1025.3 1015.2 1991 1023.8 1024.0 1019.5 1014.0 1009.7 1006.9 1003.3 1006.9 1013.6 1020.2 1024.0 1020.3 1015.5 1992 1023.7 1017.7 1020.1 1013.9 1014.7 1006.2 1004.9 1009.9 1015.1 1019.6 1021.8 1022.3 1015.8 1993 1024.4 1023.3 1019.6 1014.2 1012.3 1007.0 1005.3 1008.9 1012.3 1024.5 1024.6 1025.6 1016.8 1994 1022.3 1021.7 1017.6 1016.2 1010.5 1004.1 1002.6 1005.1 1018.3 1022.0 1018.3 1024.5 1015.3 1995 1023.8 1021.8 1019.0 1013.1 1012.5 1005.0 1001.2 1005.2 1011.5 1020.4 1019.8 1026.0 1014.9 1996 1026.5 1021.9 1018.0 1016.4 1012.7 1006.2 1004.4 1006.9 1007.4 1017.4 1025.8 1023.1 1015.5 1997 1019.9 1021.5 1014.9 1010.5 1011.0 1003.9 1000.7 1005.4 1012.6 1015.4 1022.9 1021.0 1013.3 1998 1020.2 1022.1 1015.7 1011.4 1011.2 1006.8 1001.9 1006.2 1010.5 1018.9 1021.0 1023.7 1014.1 1999 1022.4 1016.5 1017.1 1014.7 1009.9 1003.8 1002.4 1003.7 1010.3 1016.3 1021.0 1024.3 1013.5 2000 1020.2 1019.8 1015.9 1009.5 1006.1 1004.7 1003.5 1005.3 1009.6 1019.3 1024.6 1021.6 1013.3 2001 1025.8 1020.6 1016.0 1011.2 1006.0 1004.0 1004.2 1006.5 1012.5 1018.8 1020.0 1023.8 1014.1 2002 1023.0 1020.5 1016.2 1011.4 1010.4 1004.1 1005.3 1004.9 1012.9 1016.7 1022.7 1024.9 1014.4 2003 1023.5 1017.5 1017.2 1015.1 1013.4 1006.3 1002.1 1006.9 1012.2 1016.2 1023.2 1025.8 1014.9 2004 1018.3 1018.1 1020.2 1015.0 1007.4 1006.0 1005.1 1005.7 1014.2 1021.4 1019.5 1023.2 1014.5 2005 1021.6 1021.5 1014.2 1016.3 1011.4 1005.3 1003.6 1006.1 1011.4 1019.7 1023.1 1024.2 1014.9 MEAN 1023.0 1020.6 1017.0 1012.9 1010.2 1005.2 1003.0 1006.0 1012.5 1019.3 1022.5 1023.3 1014.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 122 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1009.7 1008.0 1004.9 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 13 1 28 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1041.7 1033.7 ****** DAY ** ** ** ** ** ** ** ** ** ** 9 13 1954 1028.2 1037.6 1035.3 1021.9 1021.0 1011.2 1005.2 1012.9 1020.0 1026.0 1045.0 1038.2 1045.0 DAY 18 22 6 29 1 3 30 19 23 12 26 15 1955 1035.4 1027.8 1027.4 1028.5 1021.6 1013.0 1006.4 1013.3 1022.5 1028.2 1035.5 1038.0 1038.0 DAY 9 8 22 12 27 1 9 20 30 12 12 2 1956 1032.3 1028.5 1024.0 1026.5 1015.8 1014.9 1009.4 1015.4 1028.0 1031.8 1035.4 1036.5 1036.5 DAY 22 26 19 2 23 11 25 30 26 25 12 20 1957 1032.8 1033.0 1027.5 1028.8 1016.5 1014.0 1017.0 1012.4 1016.4 1036.1 1037.7 1036.8 1037.7 DAY 26 8 30 22 11 2 5 16 16 12 23 23 1958 1028.7 1031.8 1026.5 1024.0 1020.6 1012.5 1010.7 1014.3 1020.3 1032.2 1036.0 1030.2 1036.0 DAY 20 13 28 24 13 4 15 25 24 31 22 5 1959 1029.0 1030.6 1026.8 1023.4 1019.0 1013.3 1006.5 1009.0 1017.2 1032.8 1032.0 1035.4 1035.4 DAY 5 10 20 3 4 8 15 27 28 20 29 27 1960 1030.0 1029.0 1030.2 1036.5 1023.5 1013.1 1010.5 1010.0 1018.0 1024.6 1035.3 1034.0 1036.5 DAY 19 14 20 7 5 7 16 14 20 28 26 6 1961 1036.3 1031.6 1032.7 1026.5 1018.6 1014.4 1006.5 1011.1 1018.0 1034.5 1028.8 1028.9 1036.3 DAY 10 21 4 17 1 9 24 12 29 25 15 4 1962 1035.8 1030.8 1028.8 1029.1 1016.0 1013.4 1007.8 1016.0 1031.4 1027.9 1039.4 1033.1 1039.4 DAY 19 11 6 19 14 18 30 26 25 27 22 3 1963 1029.6 1029.8 1023.9 1023.5 1015.7 1012.3 1007.0 1010.8 1026.2 1029.6 1031.3 1043.7 1043.7 DAY 6 6 7 2 14 13 29 5 24 18 2 26 1964 1044.9 1029.9 1026.7 1024.4 1015.5 1011.3 1008.8 1009.6 1019.9 1030.6 1034.9 1040.4 1044.9 DAY 30 28 8 24 2 4 27 31 29 29 11 10 1965 1030.9 1028.4 1033.4 1021.0 1024.6 1011.6 1007.1 1014.7 1021.1 1030.9 1027.5 1026.8 1033.4 DAY 29 1 14 9 20 12 25 9 30 28 20 2 1966 1028.8 1024.3 1023.9 1023.7 1017.1 1010.1 1009.4 1007.3 1018.6 1031.3 1036.9 1037.5 1037.5 DAY 1 22 5 5 18 6 8 9 15 17 23 29 1967 1038.7 1036.0 1029.3 1022.0 1021.5 1016.6 1007.6 1009.7 1020.7 1027.9 1027.2 1029.7 1038.7 DAY 6 3 1 1 2 7 23 16 25 15 9 27 1968 1031.3 1032.7 1030.4 1022.8 1017.8 1016.2 1013.2 1013.2 1020.8 1029.3 1030.3 1033.8 1033.8 DAY 19 7 27 1 7 1 13 30 19 30 22 31 1969 1041.2 1035.1 1030.5 1022.9 1020.6 1016.3 1007.6 1013.8 1027.1 1026.5 1032.1 1026.7 1041.2 DAY 6 3 12 4 11 1 31 30 13 14 23 12 1970 1034.5 1027.5 1027.6 1025.4 1016.1 1019.2 1007.8 1010.2 1019.7 1025.1 1036.8 1039.4 1039.4 DAY 14 6 13 22 9 11 8 30 18 31 14 16 1971 1035.2 1027.8 1028.3 1026.5 1016.6 1007.9 1006.2 1008.8 1017.8 1028.1 1030.1 1032.6 1035.2 DAY 9 1 7 9 2 17 25 21 11 11 20 31 1972 1040.2 1044.0 1034.5 1022.2 1022.3 1013.8 1007.1 1015.4 1022.1 1024.8 1030.0 1037.7 1044.0 DAY 4 1 20 16 23 17 24 25 17 26 12 26 1973 1043.9 1028.4 1029.6 1020.2 1023.2 1010.9 1007.2 1011.4 1028.0 1029.1 1032.2 1039.6 1043.9 DAY 25 7 10 13 7 6 22 30 29 22 20 26 1974 1038.4 1038.0 1034.1 1022.4 1016.4 1009.3 1009.1 1014.5 1019.1 1029.1 1032.5 1031.8 1038.4 DAY 5 4 7 4 2 1 31 26 30 14 17 28 1975 1040.4 1028.9 1027.0 1027.9 1019.8 1009.6 1004.3 1013.9 1021.6 1031.6 1036.7 1037.8 1040.4 DAY 15 14 5 2 5 17 14 18 18 20 15 4 1976 1028.9 1035.8 1030.9 1026.8 1017.5 1011.7 1009.7 1009.6 1019.4 1037.2 1040.5 1035.1 1040.5 DAY 1 21 26 4 2 14 6 26 11 31 14 21 1977 1038.9 1030.9 1032.7 1022.4 1015.3 1009.8 1005.8 1013.0 1025.4 1037.3 1028.6 1038.0 1038.9 DAY 5 2 9 1 1 5 21 31 30 23 27 13 1978 1041.1 1036.7 1027.2 1021.2 1022.5 1020.3 1010.7 1013.9 1020.0 1028.8 1033.9 1038.9 1041.1 DAY 13 6 19 12 3 8 8 21 28 10 5 24 1979 1041.0 1028.6 1032.3 1027.2 1023.0 1018.6 1009.1 1014.9 1023.2 1028.5 1034.6 1031.1 1041.0 DAY 26 13 5 27 27 10 20 28 23 9 19 23 1980 1032.4 1037.1 1025.2 1021.1 1018.1 1016.8 1009.7 1017.9 1020.0 1023.6 1028.6 1030.2 1037.1 DAY 31 1 15 1 16 1 18 30 11 21 3 17 1981 1031.0 1027.2 1026.2 1024.5 1020.8 1014.1 1009.0 1012.1 1025.3 1030.5 1028.8 1029.9 1031.0 DAY 9 4 5 10 21 9 30 31 23 24 26 30 1982 1036.6 1034.7 1025.3 1031.0 1026.0 1014.2 1009.4 1012.9 1023.3 1034.4 1031.4 1038.7 1038.7 DAY 21 11 5 4 10 7 8 15 21 25 11 9 1983 1038.7 1027.4 1026.7 1022.9 1018.6 1019.8 1010.3 1009.2 1019.5 1027.8 1040.5 1035.6 1040.5 DAY 8 10 14 29 31 1 1 31 28 28 26 18 1984 1031.7 1040.9 1027.5 1022.3 1017.4 1010.3 1006.8 1008.3 1019.1 1031.6 1034.8 1038.4 1040.9 DAY 4 22 5 4 12 16 16 31 22 22 30 21 1985 1030.4 1031.2 1041.4 1030.4 1021.1 1009.2 1008.4 1013.8 1023.2 1033.3 1030.3 1033.8 1041.4 DAY 23 24 5 17 12 6 29 31 22 31 24 14 1986 1033.8 1027.3 1029.7 1024.9 1021.7 1011.7 1009.4 1013.3 1024.9 1029.6 1036.7 1038.4 1038.4 DAY 28 13 27 22 18 2 3 31 30 15 21 11 1987 1038.9 1033.3 1027.7 1028.2 1017.7 1013.6 1013.6 1011.5 1022.8 1039.3 1040.4 1039.4 1040.4 DAY 21 1 22 6 6 22 11 31 24 28 30 1 1988 1035.6 1044.1 1025.1 1030.4 1026.1 1012.6 1007.6 1012.5 1022.8 1030.3 1031.5 1033.0 1044.1 DAY 3 6 17 9 4 1 23 21 25 16 6 29 1989 1036.6 1035.7 1024.8 1023.3 1026.0 1012.0 1007.8 1012.7 1025.6 1028.8 1031.0 1027.1 1036.6 DAY 27 3 8 8 1 2 10 20 23 24 8 18 1990 1034.5 1033.0 1037.7 1026.0 1023.8 1011.0 1008.3 1012.0 1016.5 1037.5 1034.2 1037.3 1037.7 DAY 26 8 17 3 15 7 15 2 25 15 22 29 1991 1032.2 1038.3 1031.2 1023.2 1016.7 1014.2 1009.1 1013.8 1024.0 1026.0 1030.6 1033.2 1038.3 DAY 11 14 12 15 4 23 11 22 27 13 23 17 1992 1036.6 1030.4 1035.2 1019.9 1027.5 1013.6 1010.8 1021.3 1024.7 1029.1 1034.8 1029.2 1036.6 DAY 9 16 12 30 2 6 14 31 30 16 4 1 1993 1037.7 1033.4 1031.0 1025.0 1029.3 1018.9 1010.8 1013.0 1023.5 1030.8 1035.4 1033.2 1037.7 DAY 6 9 14 24 9 22 28 25 23 8 25 6 1994 1033.3 1036.9 1028.8 1034.9 1019.9 1009.6 1007.9 1009.2 1025.4 1029.7 1025.3 1037.1 1037.1 DAY 9 18 1 5 7 8 2 31 22 24 2 7 1995 1036.6 1031.1 1029.4 1022.5 1020.8 1012.4 1005.6 1012.5 1022.1 1036.9 1032.1 1036.0 1036.9 DAY 7 17 5 7 26 1 25 24 22 17 15 10 1996 1042.0 1032.1 1026.3 1029.4 1020.5 1015.0 1013.4 1019.9 1018.7 1031.5 1039.0 1034.9 1042.0 DAY 10 3 20 4 4 11 3 30 24 2 18 8 1997 1032.7 1031.6 1031.1 1022.9 1020.0 1011.7 1005.8 1012.5 1022.0 1024.4 1038.9 1032.3 1038.9 DAY 19 21 11 13 8 7 8 24 7 8 7 28 1998 1030.6 1036.8 1029.7 1021.8 1025.1 1011.9 1006.5 1010.7 1019.7 1036.4 1028.9 1035.8 1036.8 DAY 22 22 26 1 3 5 15 19 12 9 21 29 1999 1040.2 1026.9 1025.9 1028.3 1017.3 1012.5 1008.6 1009.4 1019.1 1026.2 1035.3 1034.5 1040.2 DAY 2 11 1 22 22 16 13 18 29 26 30 1 2000 1031.0 1031.5 1027.5 1020.4 1017.4 1013.9 1009.0 1010.7 1018.6 1026.1 1037.7 1032.0 1037.7 DAY 14 29 27 2 5 13 25 20 29 16 17 10 2001 1036.8 1036.2 1032.5 1028.8 1013.9 1014.1 1010.0 1011.6 1022.3 1034.2 1029.3 1033.9 1036.8 DAY 26 10 11 1 19 2 29 14 21 27 20 3 2002 1032.8 1034.3 1035.1 1023.5 1021.1 1012.2 1012.3 1013.0 1018.3 1023.3 1032.4 1045.7 1045.7 DAY 17 19 10 1 17 24 2 31 29 23 18 3 2003 1031.3 1027.6 1032.9 1026.4 1029.8 1018.4 1008.3 1010.0 1024.0 1025.3 1035.0 1043.1 1043.1 DAY 23 24 2 18 1 6 4 30 26 15 23 12 2004 1028.8 1024.9 1035.7 1024.8 1018.9 1016.0 1010.4 1011.0 1020.9 1029.7 1029.5 1038.4 1038.4 DAY 1 10 9 6 22 6 5 7 21 14 30 3 2005 1031.4 1033.7 1027.4 1034.5 1019.1 1012.3 1007.9 1014.2 1016.6 1030.1 1030.9 1039.8 1039.8 DAY 8 17 26 6 19 4 15 27 9 24 27 30 1951-2005 1044.9 1044.1 1041.4 1036.5 1029.8 1020.3 1017.0 1021.3 1031.4 1039.3 1045.0 1045.7 1045.7 YEAR-DAY 64-30 88- 6 85- 5 60- 7 3- 1 78- 8 57- 5 92-31 62-25 87-28 54-26 2- 3 2- 3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 123 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 1500 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 995.7 994.2 994.8 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 27 3 1 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1006.9 1014.2 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1006.0 1004.0 1002.3 1006.2 1002.0 1002.4 998.4 998.9 999.8 1010.3 1009.1 1011.4 998.4 DAY 3 8 25 18 28 1 8 8 9 3 15 7 1955 1017.3 1000.6 1006.7 1002.0 1000.1 1000.8 995.2 995.3 1004.2 1014.0 1012.4 1010.5 995.2 DAY 24 23 3 10 3 30 29 6 9 7 24 29 1956 1007.0 1005.0 1005.3 1003.7 1003.0 1000.0 996.0 1001.8 1003.1 1012.1 1009.4 1011.1 996.0 DAY 31 29 17 26 20 26 19 4 12 17 8 5 1957 1005.0 1008.7 1001.9 1008.7 1006.0 1003.0 995.7 996.5 1009.4 1012.0 1014.2 1010.8 995.7 DAY 19 27 7 28 8 30 12 8 28 9 18 6 1958 1004.6 1011.5 1006.0 996.0 1002.5 999.2 988.5 1003.3 1001.8 1013.8 1017.5 1010.4 988.5 DAY 30 3 9 20 3 8 9 16 1 16 6 9 1959 1011.8 1010.0 1009.0 1002.4 1000.2 996.2 998.1 994.8 1000.5 1005.0 1016.4 1016.0 994.8 DAY 23 26 18 6 19 28 27 16 15 12 12 20 1960 1015.0 1008.5 1001.5 1004.5 1000.0 997.0 996.3 998.6 1007.2 1010.3 1007.8 1016.7 996.3 DAY 17 22 2 27 31 21 5 12 4 8 19 2 1961 1007.4 1012.5 1003.8 1003.8 994.6 993.6 996.6 999.8 1000.0 1011.9 1008.7 1006.2 993.6 DAY 22 25 17 29 28 6 11 7 1 17 23 14 1962 1009.6 1003.7 995.2 1002.6 1000.2 994.0 999.0 1000.6 1004.6 1004.0 1016.6 1013.2 994.0 DAY 5 21 28 5 10 9 16 22 12 10 7 23 1963 1014.0 1009.3 1001.7 1002.5 997.0 999.6 999.2 999.0 1003.5 1011.7 1012.2 1008.3 997.0 DAY 4 23 5 12 3 16 5 2 3 23 24 10 1964 1007.3 1011.8 1006.6 996.1 1003.1 995.6 996.7 995.5 1005.4 1006.7 1000.6 1012.3 995.5 DAY 19 23 20 7 12 15 9 13 2 3 27 24 1965 1003.6 1000.7 1005.0 998.1 999.6 996.3 993.4 1002.6 1007.8 996.1 1007.5 1013.6 993.4 DAY 11 9 12 20 2 18 12 26 17 25 9 15 1966 1010.0 1004.1 994.5 1002.8 1003.7 996.1 996.4 997.3 1004.9 1008.7 1017.4 1004.8 994.5 DAY 27 2 20 17 16 13 16 5 11 1 16 12 1967 1010.8 1005.7 998.7 994.0 996.9 996.9 995.9 999.2 1000.1 1009.1 1011.1 1006.6 994.0 DAY 21 24 24 25 31 21 9 4 18 13 25 23 1968 1004.2 1012.5 1002.5 1001.5 1003.2 998.5 997.3 998.7 1004.1 1004.2 1016.6 1010.6 997.3 DAY 16 21 15 24 17 19 1 1 9 25 29 1 1969 1009.2 1014.3 999.3 1001.9 1000.5 997.4 999.9 998.6 1004.1 1006.7 1011.3 1010.2 997.4 DAY 23 28 22 17 25 24 22 8 9 24 8 24 1970 1010.7 1006.8 1004.9 998.6 997.8 996.3 997.4 995.3 1004.1 1005.1 1014.1 1011.4 995.3 DAY 23 19 19 19 20 8 1 27 1 14 3 13 1971 1010.8 1004.7 1000.9 998.4 1000.7 997.3 996.9 1000.9 1004.8 1008.0 1011.4 1009.7 996.9 DAY 13 23 15 14 26 2 23 19 2 6 18 14 1972 1013.8 1019.3 1002.6 1001.2 996.8 994.9 996.6 999.5 1005.9 1011.1 1010.2 1014.7 994.9 DAY 14 15 18 24 6 24 31 1 13 30 7 16 1973 1007.2 996.2 1006.0 1002.1 998.2 995.1 994.5 1000.6 1004.8 1013.1 1011.8 1012.2 994.5 DAY 16 22 22 19 30 15 11 1 1 13 3 7 1974 1013.8 1015.7 1010.4 996.8 1001.3 1000.4 997.5 1000.7 1002.9 1014.7 1012.9 1007.3 996.8 DAY 21 12 24 20 27 25 4 22 3 29 24 23 1975 1011.0 1006.6 1003.6 1005.6 1004.4 998.5 996.4 995.9 997.4 1004.9 1012.5 1004.7 995.9 DAY 5 10 27 30 17 12 5 15 10 4 29 23 1976 1011.2 1005.9 1006.9 1005.9 999.8 1001.0 997.0 1001.1 1004.4 1006.4 1013.4 1013.3 997.0 DAY 12 5 14 17 21 30 19 10 4 17 28 11 1977 1017.2 1008.2 1008.3 1000.6 1005.4 996.0 996.5 993.8 1009.6 1006.3 1012.2 1011.1 993.8 DAY 7 7 27 25 25 22 2 17 12 5 17 22 1978 1007.9 1012.6 1000.9 996.3 1000.0 990.0 996.2 1000.6 1005.5 1010.6 1014.9 1006.9 990.0 DAY 21 17 13 25 30 22 1 14 9 1 1 16 1979 1009.1 1004.8 1002.4 1005.0 1004.7 997.4 997.3 1000.6 1007.3 1009.7 1004.5 1006.8 997.3 DAY 7 11 27 15 17 23 6 6 5 4 29 1 1980 1012.5 1007.3 998.6 1001.3 1004.2 994.8 999.7 1001.1 1004.5 1006.6 1013.3 1010.3 994.8 DAY 6 18 2 26 23 17 3 20 21 4 15 12 1981 1007.8 1008.4 1000.8 999.1 999.9 999.1 998.9 1003.1 1005.8 1014.0 1009.1 1013.8 998.9 DAY 3 1 28 29 16 5 5 13 17 14 5 18 1982 1010.4 1006.9 1003.4 1002.0 1006.2 1001.7 993.7 994.9 1009.1 1008.5 1012.6 1015.1 993.7 DAY 29 14 19 19 15 28 31 1 11 5 6 28 1983 1002.8 1008.4 1007.2 1007.8 1005.9 999.2 994.6 998.8 1006.0 1005.4 1014.5 1008.6 994.6 DAY 24 27 6 23 25 22 27 4 8 4 13 12 1984 1015.3 1010.2 1004.1 1003.5 993.5 999.9 997.9 999.1 1006.0 1007.3 1007.3 1012.9 993.5 DAY 14 8 26 10 29 21 15 2 1 18 12 14 1985 1013.7 997.6 997.8 1001.9 1004.0 997.9 999.5 1002.4 1007.2 1011.5 1017.7 1005.8 997.6 DAY 2 6 24 24 4 20 27 6 7 10 10 19 1986 1007.3 1012.8 1011.5 1007.1 1002.5 998.3 1000.7 1003.4 1009.7 1011.3 1009.5 1009.9 998.3 DAY 20 27 9 11 10 18 20 6 25 5 9 30 1987 1012.4 1006.8 997.8 1000.4 1002.4 1003.6 998.2 1001.1 1005.0 1011.6 1008.4 1011.0 997.8 DAY 27 10 14 19 24 19 3 15 6 4 7 13 1988 1009.5 1010.0 1001.7 1003.7 1000.5 990.8 998.7 1000.3 1003.2 1011.6 1010.6 1001.4 990.8 DAY 29 2 21 23 28 23 15 29 5 21 14 27 1989 1012.8 1016.0 1003.1 1006.6 1004.8 1000.3 999.9 998.6 1003.7 1005.9 1014.3 1012.5 998.6 DAY 17 22 28 29 31 10 6 1 12 2 20 5 1990 1014.9 1007.1 1006.0 1001.5 996.2 997.4 999.9 1001.4 1004.4 1011.9 1009.9 1015.6 996.2 DAY 23 16 14 15 13 27 30 7 1 2 1 25 1991 1013.4 1011.5 1006.0 1001.8 997.5 998.1 994.7 1000.4 1003.4 1013.4 1014.1 1009.4 994.7 DAY 25 4 7 10 22 12 7 6 3 4 5 1 1992 1013.4 1004.9 1002.9 1006.6 1003.5 996.6 1000.6 1002.7 1007.0 1011.9 1012.0 1015.4 996.6 DAY 17 25 31 15 10 19 24 1 25 13 25 15 1993 1012.3 1011.8 1005.8 1003.9 1003.8 999.7 1001.7 1003.6 1004.4 1008.4 1009.2 1018.8 999.7 DAY 9 21 9 20 23 19 24 12 14 1 10 5 1994 1009.4 1002.4 1006.4 1002.7 1003.5 998.9 998.8 998.3 1010.3 1013.8 1008.0 1003.3 998.3 DAY 5 1 12 2 6 22 7 2 1 14 26 4 1995 1014.4 1005.9 1002.2 1008.1 1002.4 993.8 993.4 999.0 1001.3 1009.0 1008.0 1019.5 993.4 DAY 17 5 26 19 7 30 16 3 19 4 11 26 1996 1013.8 1007.8 1004.0 1004.1 1006.0 998.2 1000.1 999.6 995.8 1004.4 1018.3 1014.6 995.8 DAY 6 5 26 25 24 5 6 8 9 27 2 15 1997 1007.7 1008.6 1002.2 1000.1 999.2 997.4 994.5 998.8 998.1 1008.7 1012.7 1008.9 994.5 DAY 16 22 25 10 4 23 16 5 2 3 5 10 1998 1000.8 1003.0 1001.3 1000.7 997.6 1001.6 992.0 999.8 1001.4 1004.7 1010.2 1014.4 992.0 DAY 13 8 30 21 22 24 6 5 6 2 1 21 1999 1013.2 1004.0 1004.9 1003.4 996.5 990.5 998.3 998.4 1002.3 1010.3 1006.7 1013.0 990.5 DAY 17 20 21 14 14 25 12 6 13 12 1 15 2000 1007.5 1008.3 1003.5 1001.7 996.8 995.8 998.1 998.5 1001.0 1012.2 1016.0 1012.9 995.8 DAY 21 7 25 30 27 24 10 3 1 12 6 15 2001 1016.8 1002.2 1001.7 1002.8 997.3 996.5 998.7 997.1 1002.9 1010.5 1006.5 1013.1 996.5 DAY 4 21 24 12 30 18 11 31 5 6 18 20 2002 1007.1 1006.8 1001.2 998.3 1001.4 993.8 999.2 997.3 1008.3 1010.7 1011.6 1010.1 993.8 DAY 8 25 28 4 25 20 25 8 10 12 12 21 2003 1011.6 1007.9 1001.9 1005.8 1004.2 998.8 997.6 1003.2 1002.7 1006.8 1011.7 1014.7 997.6 DAY 28 20 26 26 30 30 20 1 10 27 14 6 2004 1006.0 1001.0 1005.5 993.8 995.0 1000.5 998.7 997.0 1006.2 1011.1 1006.4 1013.8 993.8 DAY 27 15 31 17 13 17 10 12 11 3 23 15 2005 1002.7 1010.6 1002.8 1004.2 1000.8 994.4 995.3 997.7 1003.6 1007.8 1014.7 1009.1 994.4 DAY 23 28 24 27 4 21 6 7 5 20 18 26 1951-2005 1000.8 996.2 994.5 993.8 993.5 990.0 988.5 993.8 995.8 996.1 1000.6 1001.4 988.5 YEAR-DAY 98-13 73-22 66-20 4-17 84-29 78-22 58- 9 77-17 96- 9 65-25 64-27 88-27 58- 9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 124 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1014.7 1015.6 1010.1 1005.9 1001.4 998.5 996.0 998.7 1003.9 1006.7 1012.8 1014.0 1006.5 1952 1014.3 1007.3 1009.0 1014.3 1011.3 1006.6 1003.9 1006.7 1015.1 1020.5 1025.3 1027.6 1013.5 1953 1021.6 1017.1 1017.5 1016.2 1011.5 1005.0 1004.0 1007.4 1013.7 1022.1 1025.1 1027.5 1015.7 1954 1018.5 1021.0 1022.0 1013.7 1010.3 1007.4 1002.8 1006.8 1013.1 1019.1 1025.3 1025.5 1015.5 1955 1025.0 1017.6 1016.5 1015.7 1011.6 1006.1 1000.8 1004.3 1012.1 1020.4 1020.7 1019.9 1014.2 1956 1023.1 1019.8 1016.1 1012.6 1008.8 1007.5 1002.0 1007.4 1012.5 1020.1 1022.6 1026.8 1014.9 1957 1023.8 1024.1 1016.4 1017.1 1010.1 1008.4 1005.0 1008.0 1014.0 1021.1 1023.9 1023.7 1016.3 1958 1021.8 1021.8 1014.8 1013.2 1013.9 1004.8 1001.9 1007.3 1012.0 1021.0 1029.7 1022.5 1015.4 1959 1023.0 1021.8 1019.5 1013.6 1010.1 1006.5 1003.0 1003.3 1008.7 1018.4 1024.9 1029.1 1015.2 1960 1023.5 1021.0 1019.6 1015.6 1012.9 1005.7 1004.5 1004.9 1014.0 1019.9 1023.8 1027.8 1016.1 1961 1025.1 1023.4 1016.7 1014.5 1008.9 1006.2 1002.4 1006.9 1010.5 1022.8 1021.4 1020.6 1015.0 1962 1024.9 1018.7 1015.1 1013.7 1011.1 1007.5 1003.8 1008.6 1016.1 1020.5 1029.1 1023.1 1016.0 1963 1021.7 1018.8 1015.2 1010.3 1007.1 1005.6 1003.3 1006.4 1013.1 1018.8 1022.6 1024.5 1013.9 1964 1029.6 1020.2 1015.7 1011.6 1010.8 1004.4 1002.3 1004.0 1013.0 1023.1 1021.8 1030.3 1015.6 1965 1023.4 1018.6 1019.9 1011.5 1010.3 1006.1 1003.2 1008.5 1014.3 1016.7 1020.8 1021.9 1014.6 1966 1021.2 1017.2 1015.0 1013.0 1011.9 1004.8 1002.9 1004.9 1012.3 1020.1 1028.8 1021.6 1014.5 1967 1025.7 1021.6 1014.5 1012.1 1011.6 1006.6 1002.8 1005.6 1011.0 1020.4 1020.1 1021.3 1014.4 1968 1018.2 1022.0 1017.1 1016.0 1012.6 1005.9 1005.2 1005.8 1012.4 1019.6 1023.0 1022.3 1015.0 1969 1026.0 1026.8 1016.3 1014.9 1011.9 1005.8 1004.4 1008.5 1014.1 1018.1 1024.6 1022.0 1016.1 1970 1024.3 1019.2 1018.8 1015.3 1007.6 1005.9 1003.2 1004.0 1012.6 1018.7 1022.5 1025.8 1014.8 1971 1028.8 1017.2 1017.2 1012.9 1008.9 1003.3 1003.0 1006.1 1014.3 1020.3 1021.4 1020.6 1014.5 1972 1029.8 1032.3 1021.0 1013.6 1010.4 1006.6 1005.0 1010.4 1014.1 1020.1 1022.7 1029.4 1017.9 1973 1027.8 1019.0 1019.3 1011.2 1010.8 1005.4 1002.3 1007.3 1015.2 1019.8 1021.9 1027.4 1015.6 1974 1026.4 1029.0 1023.3 1012.4 1010.6 1005.9 1004.0 1007.8 1013.8 1022.5 1024.4 1024.9 1017.1 1975 1026.1 1021.4 1017.6 1015.9 1010.6 1005.3 1002.3 1006.0 1013.0 1019.8 1026.4 1026.2 1015.9 1976 1020.2 1023.5 1020.3 1014.9 1010.5 1007.5 1002.4 1005.9 1012.8 1019.2 1029.1 1027.2 1016.1 1977 1029.6 1025.4 1019.8 1011.7 1011.1 1003.6 1002.6 1006.7 1014.7 1020.4 1022.2 1024.4 1016.0 1978 1026.3 1024.6 1018.3 1010.6 1010.3 1005.7 1005.0 1007.5 1012.1 1020.4 1026.6 1022.1 1015.8 1979 1026.4 1019.7 1018.4 1013.8 1014.8 1009.1 1004.9 1007.8 1015.6 1018.6 1026.8 1022.6 1016.6 1980 1025.5 1025.1 1018.3 1010.6 1010.8 1006.4 1004.6 1007.8 1013.6 1019.0 1021.5 1023.0 1015.5 1981 1022.7 1020.2 1014.6 1013.3 1011.4 1007.5 1004.0 1008.0 1015.4 1023.0 1021.6 1023.4 1015.4 1982 1022.6 1021.7 1018.9 1014.0 1014.4 1008.7 ****** 1008.2 1015.9 1019.6 1025.9 1027.1 ****** 1983 1025.0 1020.2 1020.0 1014.5 1011.1 1007.5 1002.8 1005.4 1013.2 1021.4 1023.0 1026.6 1015.9 1984 1024.7 1030.1 1017.5 1012.0 1010.0 1006.8 1003.1 1004.2 1015.2 1021.9 1022.5 1031.3 1016.6 1985 1024.3 1014.7 1023.5 1013.0 1011.2 1004.7 1004.6 1009.4 1013.8 1021.0 1024.3 1024.3 1015.7 1986 1024.0 1022.1 1023.9 1017.6 1011.2 1005.3 1006.0 1008.6 1014.1 1019.0 1022.3 1022.9 1016.4 1987 1022.6 1021.6 1013.8 1015.3 1011.6 1007.9 1005.9 1006.3 1013.9 1025.1 1024.3 1022.6 1015.9 1988 1023.0 1022.2 1013.9 1014.5 1011.7 1003.3 1002.5 1006.1 1013.2 1020.5 1020.3 1019.9 1014.3 1989 1025.4 1027.5 1016.0 1016.2 1013.4 1005.6 1004.3 1006.5 1011.9 1018.6 1022.6 1020.9 1015.7 1990 1025.2 1020.0 1020.7 1012.2 1010.2 1003.6 1004.5 1007.1 1011.4 1019.5 1021.8 1025.2 1015.1 1991 1023.7 1023.9 1019.3 1013.7 1009.5 1006.8 1003.3 1006.9 1013.3 1020.0 1023.9 1020.3 1015.4 1992 1023.6 1017.8 1020.0 1013.6 1014.3 1005.9 1004.5 1009.5 1014.7 1019.3 1021.6 1022.3 1015.6 1993 1024.4 1023.2 1019.7 1013.8 1011.9 1006.8 1005.3 1008.7 1012.1 1024.4 1024.4 1025.5 1016.7 1994 1022.4 1021.6 1017.5 1016.0 1010.4 1004.0 1002.7 1005.1 1018.1 1021.9 1018.3 1024.5 1015.2 1995 1023.7 1021.7 1018.9 1012.8 1012.2 1004.8 1000.8 1004.8 1011.4 1019.5 1019.7 1026.0 1014.7 1996 1026.5 1021.8 1017.8 1016.2 1012.4 1006.2 1004.9 1008.0 1008.5 1018.6 1027.0 1024.4 1016.0 1997 1021.1 1022.6 1016.0 1011.5 1011.9 1004.9 1001.6 1006.3 1013.5 1016.4 1024.0 1022.1 1014.3 1998 1021.4 1023.2 1016.6 1012.3 1012.2 1007.7 1002.7 1007.2 1011.5 1019.8 1022.0 1024.8 1015.1 1999 1023.6 1017.6 1018.1 1015.6 1010.9 1004.7 1003.3 1004.6 1011.3 1017.2 1022.1 1025.4 1014.5 2000 1021.3 1021.1 1017.1 1010.4 1007.1 1005.7 1004.5 1006.2 1010.6 1020.2 1025.8 1022.7 1014.4 2001 1027.1 1020.6 1015.9 1011.1 1005.9 1004.0 1004.2 1006.5 1012.5 1018.7 1019.9 1023.7 1014.2 2002 1023.0 1020.7 1016.2 1011.4 1010.4 1004.0 1005.3 1005.0 1013.0 1016.7 1022.8 1024.9 1014.4 2003 1023.5 1017.5 1017.2 1015.1 1013.4 1006.2 1002.1 1006.9 1012.1 1016.1 1023.2 1025.8 1014.9 2004 1018.3 1018.2 1020.1 1015.0 1007.4 1006.0 1005.0 1005.7 1014.2 1021.4 1019.5 1023.2 1014.5 2005 1021.5 1021.4 1014.2 1016.2 1011.4 1005.3 1003.6 1006.1 1011.3 1019.7 1023.2 1024.2 1014.8 MEAN 1023.7 1021.2 1017.6 1013.6 1010.8 1005.8 1003.4 1006.5 1013.0 1019.8 1023.2 1024.2 1015.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 125 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1027.3 1027.7 1026.2 1016.1 1012.2 1004.4 1005.0 1004.0 1010.5 1022.8 1024.7 1024.1 1027.7 DAY 31 13 3 13 1 12 13 29 28 31 1 30 1952 1024.3 1014.6 1024.8 1026.5 1030.7 1019.2 1010.6 1013.0 1023.0 1027.3 1041.2 1042.4 1042.4 DAY 1 8 27 8 12 4 15 16 27 31 15 11 1953 1031.7 1031.2 1033.0 1026.2 1047.3 1016.1 1009.4 1012.8 1023.2 1041.9 1042.8 1035.3 1047.3 DAY 2 15 28 1 16 5 18 31 21 26 9 13 1954 1030.2 1040.1 1037.9 1023.1 1022.9 1012.2 1006.4 1012.1 1019.8 1026.0 1045.1 1038.7 1045.1 DAY 18 22 6 29 1 3 31 19 23 12 26 15 1955 1035.6 1028.4 1027.1 1028.1 1021.7 1011.9 1006.5 1013.2 1022.2 1027.9 1035.7 1037.8 1037.8 DAY 9 8 22 12 27 1 9 21 30 12 12 2 1956 1032.8 1028.5 1023.9 1026.4 1014.6 1013.9 1008.3 1014.6 1028.1 1031.2 1036.0 1036.7 1036.7 DAY 22 26 19 2 23 11 25 30 26 25 12 20 1957 1032.7 1033.0 1028.0 1028.7 1016.7 1013.8 1016.9 1012.4 1017.2 1036.3 1038.4 1037.4 1038.4 DAY 26 8 30 22 11 2 5 30 22 12 23 23 1958 1029.9 1033.1 1027.0 1024.8 1021.5 1012.7 1011.6 1014.6 1021.6 1031.3 1037.3 1033.3 1037.3 DAY 20 13 28 24 13 4 15 25 24 31 22 5 1959 1030.8 1032.4 1027.8 1024.3 1019.9 1014.1 1007.5 1010.0 1018.0 1033.6 1033.0 1037.1 1037.1 DAY 5 10 2 3 4 8 15 27 28 20 29 27 1960 1031.1 1030.7 1031.9 1037.6 1024.5 1014.3 1011.5 1010.0 1019.1 1025.9 1036.7 1036.9 1037.6 DAY 19 14 20 7 5 7 16 14 30 28 26 5 1961 1038.4 1032.9 1035.2 1027.8 1019.5 1015.1 1007.1 1012.0 1019.0 1035.6 1031.2 1030.0 1038.4 DAY 10 21 4 17 1 9 24 12 29 25 15 4 1962 1037.3 1032.2 1030.0 1030.3 1017.0 1014.2 1009.2 1017.1 1032.1 1029.2 1041.2 1034.5 1041.2 DAY 19 11 6 19 14 18 30 26 25 27 26 3 1963 1031.0 1031.0 1025.4 1024.8 1016.6 1013.0 1007.8 1012.6 1027.2 1030.6 1032.7 1045.6 1045.6 DAY 6 6 7 2 14 13 29 5 24 18 2 26 1964 1045.5 1031.4 1028.0 1025.6 1016.6 1012.4 1009.6 1010.7 1020.9 1032.0 1036.3 1042.0 1045.5 DAY 30 28 8 24 2 4 27 31 29 29 11 10 1965 1032.7 1029.9 1034.8 1022.3 1025.4 1012.6 1008.1 1015.8 1022.4 1032.4 1028.7 1028.1 1034.8 DAY 31 1 14 9 20 12 25 9 30 28 20 2 1966 1030.3 1025.7 1025.3 1025.0 1018.3 1011.2 1010.2 1009.1 1018.8 1032.5 1038.3 1039.1 1039.1 DAY 1 22 5 5 18 6 8 16 16 17 23 29 1967 1040.9 1037.6 1029.8 1023.3 1022.6 1017.7 1008.7 1010.8 1022.0 1029.2 1028.3 1031.3 1040.9 DAY 6 3 1 1 2 7 23 16 25 15 9 27 1968 1030.1 1034.4 1031.8 1024.2 1019.0 1017.4 1014.2 1014.4 1022.2 1030.7 1031.6 1035.2 1035.2 DAY 19 7 27 1 7 1 13 25 19 30 22 31 1969 1043.1 1036.9 1031.7 1024.1 1021.7 1017.2 1009.1 1014.9 1028.3 1027.7 1033.4 1027.9 1043.1 DAY 6 3 12 4 11 1 31 30 13 14 23 12 1970 1036.5 1028.8 1028.6 1026.6 1017.6 1020.4 1009.0 1011.2 1020.8 1026.4 1038.1 1041.5 1041.5 DAY 14 6 13 22 9 11 8 30 18 31 14 16 1971 1036.6 1029.2 1029.7 1028.2 1017.6 1008.8 1006.9 1009.9 1019.0 1029.5 1031.2 1033.5 1036.6 DAY 9 1 7 9 2 17 25 2 24 11 20 28 1972 1042.5 1046.7 1036.0 1023.6 1023.6 1014.8 1008.1 1016.6 1023.0 1025.7 1032.2 1039.5 1046.7 DAY 31 1 20 16 23 17 15 25 17 26 12 26 1973 1045.5 1029.8 1032.7 1021.1 1023.8 1011.6 1007.7 1012.2 1029.1 1029.7 1033.6 1040.8 1045.5 DAY 25 7 10 13 7 6 22 30 30 22 20 26 1974 1039.7 1040.6 1035.3 1023.9 1017.2 1010.1 1009.8 1015.3 1019.9 1030.3 1034.0 1033.2 1040.6 DAY 5 4 7 4 2 1 31 26 30 14 17 28 1975 1042.0 1030.0 1029.5 1029.1 1020.8 1010.6 1005.2 1014.8 1022.5 1034.0 1038.9 1039.1 1042.0 DAY 15 14 4 5 5 17 28 18 18 20 14 4 1976 1031.6 1036.9 1032.3 1028.7 1018.4 1012.4 1010.6 1010.7 1020.0 1039.6 1042.2 1036.4 1042.2 DAY 1 21 26 4 2 14 6 26 13 31 14 21 1977 1040.1 1032.4 1033.5 1023.2 1016.2 1010.3 1006.8 1013.8 1026.2 1038.5 1029.7 1039.1 1040.1 DAY 5 2 9 1 1 5 21 31 30 23 27 13 1978 1042.9 1037.9 1029.0 1022.1 1023.4 1021.1 1011.6 1014.8 1021.1 1029.6 1036.9 1040.3 1042.9 DAY 13 6 19 12 3 8 8 21 28 10 27 24 1979 1042.5 1030.1 1033.6 1028.1 1024.0 1019.2 1010.0 1015.8 1024.2 1029.4 1037.2 1034.4 1042.5 DAY 26 13 5 27 27 10 20 28 23 9 19 22 1980 1035.0 1038.8 1026.8 1021.8 1018.9 1017.5 1010.5 1018.7 1020.8 1024.9 1029.6 1032.8 1038.8 DAY 15 3 15 1 16 1 18 30 11 23 5 17 1981 1033.6 1029.3 1028.0 1025.4 1021.6 1015.0 1009.8 1012.9 1026.1 1031.9 1030.7 1031.1 1033.6 DAY 9 4 5 10 21 9 30 31 23 24 26 1 1982 1032.8 1031.8 1027.2 1032.1 1026.2 1014.8 ****** 1013.8 1024.1 1036.8 1033.7 1040.5 ****** DAY 23 20 5 4 11 7 ** 27 21 25 11 9 1983 1040.1 1029.4 1028.8 1023.6 1019.2 1020.5 1010.9 1009.9 1020.2 1028.6 1043.0 1036.8 1043.0 DAY 8 10 19 29 31 1 1 31 28 28 26 18 1984 1033.4 1042.8 1029.6 1023.6 1018.2 1011.2 1006.6 1009.1 1020.4 1033.1 1037.1 1041.6 1042.8 DAY 4 18 5 4 12 16 3 31 30 22 30 18 1985 1032.7 1032.3 1042.8 1031.5 1021.8 1010.2 1009.0 1015.4 1024.1 1034.7 1032.7 1036.4 1042.8 DAY 23 24 5 17 12 6 29 30 22 31 24 14 1986 1036.6 1030.3 1032.3 1025.7 1022.6 1012.6 1010.3 1013.3 1024.6 1029.3 1036.7 1038.7 1038.7 DAY 28 13 3 22 18 2 3 31 30 15 21 11 1987 1039.1 1033.3 1027.5 1028.0 1017.5 1013.5 1013.3 1011.3 1022.5 1038.6 1040.6 1039.6 1040.6 DAY 21 1 22 6 6 22 11 31 24 28 30 1 1988 1036.5 1041.0 1024.9 1030.3 1025.7 1011.7 1007.4 1012.1 1023.8 1030.1 1031.3 1033.0 1041.0 DAY 3 7 17 9 4 1 23 21 25 16 15 29 1989 1036.9 1035.8 1024.8 1023.0 1025.9 1011.8 1007.6 1012.5 1025.6 1029.1 1030.7 1026.9 1036.9 DAY 27 3 8 8 1 2 10 20 23 24 8 18 1990 1034.6 1033.0 1037.9 1025.9 1023.5 1010.7 1008.1 1011.8 1016.4 1037.4 1033.9 1037.5 1037.9 DAY 26 8 17 3 15 7 15 2 25 15 22 29 1991 1032.2 1038.6 1031.2 1022.9 1016.5 1014.0 1008.0 1013.8 1023.7 1025.7 1030.6 1033.2 1038.6 DAY 11 14 12 15 12 23 11 22 27 13 23 17 1992 1036.7 1030.3 1035.2 1019.6 1027.3 1012.9 1010.3 1020.8 1024.4 1029.1 1034.7 1029.1 1036.7 DAY 9 16 12 30 2 6 14 31 30 16 4 1 1993 1037.7 1033.4 1031.0 1024.8 1029.0 1018.4 1010.4 1012.6 1023.3 1030.9 1035.5 1033.2 1037.7 DAY 6 9 14 24 9 22 28 25 23 7 25 6 1994 1033.3 1037.1 1028.6 1034.7 1019.5 1009.5 1007.8 1009.2 1025.3 1029.5 1024.9 1037.4 1037.4 DAY 9 18 1 5 7 8 2 31 22 24 2 7 1995 1036.8 1031.2 1029.5 1022.2 1020.6 1012.2 1005.3 1012.0 1021.9 1036.8 1032.1 1036.1 1036.8 DAY 7 17 5 7 26 1 25 25 22 17 15 10 1996 1042.4 1032.2 1026.2 1029.3 1020.3 1014.6 1013.1 1021.3 1019.6 1032.6 1040.2 1036.9 1042.4 DAY 10 3 20 4 4 11 3 29 24 2 18 7 1997 1033.9 1032.7 1032.1 1023.8 1020.8 1012.8 1006.6 1013.4 1022.9 1025.6 1039.9 1033.5 1039.9 DAY 19 21 11 13 8 7 21 24 7 8 7 28 1998 1031.8 1037.4 1030.6 1023.0 1026.2 1012.8 1007.4 1011.4 1020.6 1037.6 1030.0 1036.9 1037.6 DAY 22 22 26 1 3 6 19 19 12 9 24 29 1999 1041.7 1027.9 1027.1 1029.3 1018.3 1013.4 1009.4 1010.2 1020.1 1027.3 1036.5 1035.7 1041.7 DAY 2 11 1 22 22 16 13 18 29 26 30 1 2000 1031.8 1032.6 1028.8 1021.1 1018.2 1015.1 1009.9 1011.6 1019.5 1027.1 1038.9 1033.2 1038.9 DAY 14 29 27 2 5 13 25 20 29 16 17 10 2001 1038.3 1036.2 1032.4 1028.6 1013.8 1013.9 1009.9 1011.6 1022.2 1034.1 1029.4 1033.9 1038.3 DAY 25 10 11 1 19 2 29 14 21 27 20 3 2002 1032.7 1034.5 1035.2 1023.4 1021.0 1012.2 1012.3 1013.0 1018.4 1023.3 1032.4 1045.8 1045.8 DAY 17 19 10 1 17 24 2 31 29 23 18 3 2003 1031.1 1027.4 1032.9 1026.4 1029.7 1018.5 1008.3 1010.0 1024.0 1025.3 1034.9 1043.1 1043.1 DAY 23 24 2 18 1 6 4 30 26 15 23 12 2004 1028.8 1024.9 1035.7 1024.8 1018.9 1015.9 1010.3 1011.0 1020.9 1029.7 1029.5 1038.4 1038.4 DAY 1 10 9 6 22 6 5 7 21 14 30 3 2005 1031.4 1033.6 1027.4 1034.4 1019.1 1012.4 1007.9 1014.1 1016.6 1030.0 1030.8 1039.8 1039.8 DAY 8 17 26 6 19 4 15 27 9 24 27 30 1951-2005 1045.5 1046.7 1042.8 1037.6 1047.3 1021.1 1016.9 1021.3 1032.1 1041.9 1045.1 1045.8 1047.3 YEAR-DAY 64-30 72- 1 85- 5 60- 7 53-16 78- 8 57- 5 96-29 62-25 53-26 54-26 2- 3 53-16 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 126 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 998.3 1003.5 998.1 995.1 991.5 993.4 991.3 990.4 995.3 992.3 1001.7 1000.9 990.4 DAY 23 20 21 27 20 2 15 5 11 4 9 17 1952 1002.1 993.8 995.3 1002.8 1005.8 997.3 999.2 1000.2 1008.0 1012.3 1012.6 1016.1 993.8 DAY 11 23 18 11 8 13 27 6 15 6 4 28 1953 1010.6 1004.2 1000.3 1003.0 1002.9 996.7 998.0 1004.6 1005.9 1008.6 1008.1 1015.8 996.7 DAY 24 24 13 28 7 29 1 15 14 23 20 21 1954 1007.3 1005.4 1004.0 1008.0 1003.3 1003.9 1000.4 1000.7 1008.0 1010.7 1015.8 1011.6 1000.4 DAY 3 8 25 18 28 1 7 8 3 3 2 7 1955 1017.4 1000.7 1006.6 1002.7 1000.1 1000.2 994.7 995.4 1003.7 1014.2 1012.2 1011.0 994.7 DAY 25 23 3 10 3 30 29 6 9 7 24 29 1956 1007.3 1005.0 1005.2 1003.0 1002.3 999.7 995.7 1001.5 1003.5 1011.9 1009.8 1013.5 995.7 DAY 31 29 17 26 20 26 19 4 12 17 8 8 1957 1005.8 1009.1 1002.2 1008.9 1005.6 1002.6 996.0 996.9 1010.2 1012.8 1013.9 1011.9 996.0 DAY 19 27 7 28 25 30 12 8 29 9 18 7 1958 1010.5 1010.4 1006.6 996.6 1003.2 998.9 989.0 1003.4 1003.1 1014.5 1018.6 1011.6 989.0 DAY 31 3 9 20 3 30 9 1 1 16 6 9 1959 1013.5 1011.2 1009.9 1003.3 1000.6 996.7 999.0 995.9 1002.3 1006.2 1017.5 1018.9 995.9 DAY 23 26 18 6 19 28 27 16 15 12 12 20 1960 1016.5 1010.6 1002.8 1005.1 1001.4 998.1 996.9 999.5 1008.1 1011.7 1009.3 1018.0 996.9 DAY 17 29 2 27 31 21 6 11 4 8 19 2 1961 1008.7 1014.0 1005.2 1004.5 995.6 994.8 997.4 1000.8 1001.3 1012.9 1010.0 1007.5 994.8 DAY 22 25 31 29 28 6 11 7 1 17 23 14 1962 1011.2 1004.9 996.4 1003.6 1001.2 995.0 999.5 1001.7 1005.6 1005.2 1017.8 1014.5 995.0 DAY 5 21 28 5 10 9 16 22 12 10 7 23 1963 1015.3 1010.6 1002.7 1003.5 997.9 1000.9 998.8 999.6 1004.5 1012.6 1015.1 1009.7 997.9 DAY 4 23 5 12 3 16 5 2 3 23 16 10 1964 1009.1 1012.8 1008.1 997.0 1004.2 996.8 997.6 996.5 1006.5 1008.0 1002.1 1013.4 996.5 DAY 19 23 20 7 12 15 9 13 2 3 27 24 1965 1005.1 1002.3 1006.3 999.3 1000.9 997.3 994.2 1004.3 1009.0 997.5 1008.7 1015.0 994.2 DAY 11 9 12 20 2 18 12 26 17 25 9 15 1966 1011.6 1005.3 996.1 1003.9 1004.8 997.0 997.6 998.4 1006.4 1009.7 1019.0 1006.4 996.1 DAY 27 2 20 17 16 13 16 5 11 1 16 12 1967 1012.1 1007.2 1000.0 995.0 997.4 998.6 996.2 1000.3 1001.2 1010.1 1012.3 1007.6 995.0 DAY 21 24 24 25 31 20 9 4 18 13 25 23 1968 1005.5 1013.8 1004.8 1002.5 1004.3 999.1 998.0 999.4 1005.2 1005.3 1017.9 1012.2 998.0 DAY 16 21 14 24 17 19 1 3 9 25 29 9 1969 1010.6 1015.2 1000.2 1003.1 1001.4 998.1 1000.6 999.3 1005.3 1008.9 1012.6 1011.6 998.1 DAY 23 28 22 17 25 24 22 8 9 29 8 24 1970 1012.0 1008.1 1006.2 999.8 998.7 997.6 997.9 996.3 1005.3 1006.2 1015.5 1012.8 996.3 DAY 23 19 19 19 20 8 1 27 8 14 3 13 1971 1012.0 1006.1 1002.4 999.6 1001.7 998.3 997.9 1001.9 1006.0 1008.8 1012.8 1011.3 997.9 DAY 13 23 15 14 26 2 23 19 2 6 18 14 1972 1015.2 1020.8 1004.0 1002.1 997.9 995.6 997.7 1000.5 1006.6 1012.1 1011.0 1017.3 995.6 DAY 14 15 18 24 6 24 31 1 13 30 7 16 1973 1008.9 997.3 1006.9 1003.1 999.3 996.3 995.5 1001.7 1005.7 1014.0 1012.7 1014.2 995.5 DAY 16 22 22 19 30 15 11 1 1 13 3 7 1974 1015.1 1017.6 1011.4 998.1 1002.4 1001.6 998.6 1001.6 1003.9 1015.8 1014.1 1009.3 998.1 DAY 21 12 24 20 27 25 4 22 3 29 24 23 1975 1013.0 1007.9 1002.5 1006.6 1005.5 999.6 997.4 997.1 998.7 1006.0 1014.1 1005.8 997.1 DAY 5 10 2 30 17 12 5 15 10 4 29 23 1976 1013.5 1007.6 1008.0 1006.7 1000.6 1002.2 998.1 1002.2 1007.7 1007.4 1014.3 1014.2 998.1 DAY 12 5 14 17 21 10 19 10 4 17 28 11 1977 1018.4 1010.0 1009.1 1001.6 1006.3 996.9 997.8 995.0 1010.6 1007.2 1013.4 1012.9 995.0 DAY 7 7 27 25 25 22 10 17 12 5 17 22 1978 1009.6 1013.8 1001.8 997.3 1000.8 991.1 997.2 1001.9 1006.4 1011.4 1015.6 1008.1 991.1 DAY 21 22 13 25 30 22 1 14 9 1 1 16 1979 1010.1 1005.8 1003.1 1006.1 1005.7 998.5 998.6 1001.8 1008.4 1010.6 1005.8 1007.8 998.5 DAY 7 11 27 15 17 23 6 6 5 4 29 1 1980 1015.0 1008.5 999.6 1002.1 1005.4 996.1 1000.9 1001.7 1005.1 1007.3 1014.2 1011.5 996.1 DAY 6 18 2 26 23 17 3 20 21 4 15 12 1981 1011.7 1010.2 1001.8 999.8 1000.7 1000.1 999.8 1004.0 1006.6 1014.6 1010.2 1015.6 999.8 DAY 3 1 28 29 16 5 5 13 17 14 5 18 1982 1012.6 1008.7 1004.3 1002.9 1005.7 1002.4 ****** 995.5 1009.7 1009.3 1013.6 1016.9 ****** DAY 29 14 19 19 15 24 ** 1 11 5 6 28 1983 1003.8 1009.5 1008.1 1008.6 1006.6 999.4 995.5 999.6 1006.7 1006.1 1015.6 1009.6 995.5 DAY 24 27 5 23 12 22 27 4 8 4 12 12 1984 1016.7 1013.1 1004.9 1004.3 994.2 1001.1 998.6 1000.4 1008.4 1008.2 1008.3 1014.9 994.2 DAY 14 8 26 10 29 21 15 8 9 18 12 14 1985 1015.7 998.7 998.6 1002.7 1004.8 998.9 1000.6 1003.9 1008.3 1012.4 1018.6 1006.8 998.6 DAY 2 6 24 24 4 20 27 7 7 10 10 19 1986 1008.5 1013.9 1012.9 1007.9 1003.3 999.5 1001.8 1003.4 1009.5 1011.2 1009.4 1009.9 999.5 DAY 20 27 9 11 10 18 20 6 25 5 9 30 1987 1012.4 1006.9 998.2 1000.5 1002.5 1003.9 998.4 1001.2 1005.0 1011.4 1008.5 1010.0 998.2 DAY 27 10 14 19 24 19 3 18 6 4 7 13 1988 1009.4 1010.2 1002.0 1003.5 1000.1 990.9 998.5 1000.4 1003.1 1011.5 1010.7 1001.5 990.9 DAY 29 2 21 15 28 23 15 29 5 21 14 27 1989 1013.0 1015.9 1003.1 1006.5 1004.7 1000.5 999.7 998.9 1003.8 1006.1 1015.0 1012.7 998.9 DAY 17 22 28 29 31 10 6 1 14 2 16 5 1990 1014.9 1007.3 1006.0 1001.3 996.0 997.6 1000.0 1001.7 1004.5 1011.9 1010.3 1015.6 996.0 DAY 23 16 14 15 13 27 30 7 1 2 1 25 1991 1013.4 1011.5 1005.9 1001.6 997.5 998.3 995.1 1000.4 1003.1 1013.1 1013.9 1009.5 995.1 DAY 25 4 7 10 22 12 7 6 3 4 5 1 1992 1013.2 1004.8 1002.9 1006.4 1003.1 996.7 1000.4 1002.6 1006.8 1011.7 1011.8 1016.4 996.7 DAY 17 25 31 15 10 19 24 1 25 13 25 19 1993 1012.3 1011.8 1005.9 1003.9 1003.2 999.7 1001.7 1003.2 1004.6 1008.5 1009.4 1019.1 999.7 DAY 9 21 9 20 23 19 24 12 14 1 10 5 1994 1009.8 1002.5 1006.1 1002.5 1003.1 998.3 998.9 998.4 1010.4 1013.8 1009.7 1003.6 998.3 DAY 5 1 12 2 6 22 8 2 1 14 26 4 1995 1014.8 1007.0 1002.1 1008.0 1002.1 993.7 993.2 998.7 1001.4 1008.8 1008.1 1019.4 993.2 DAY 1 5 26 19 7 30 16 3 19 4 11 26 1996 1013.7 1008.0 1004.3 1004.2 1005.9 998.2 1000.2 1000.5 997.3 1005.5 1019.4 1015.5 997.3 DAY 6 5 26 25 24 5 6 8 9 27 6 15 1997 1008.8 1009.5 1003.2 1001.1 1000.4 998.4 995.4 999.8 999.0 1009.6 1013.8 1009.9 995.4 DAY 16 22 25 10 4 23 16 5 2 3 5 10 1998 1002.1 1004.1 1002.3 1001.5 998.8 1002.5 993.0 1002.8 1002.4 1005.7 1011.4 1015.5 993.0 DAY 13 8 30 21 22 24 6 5 6 2 1 21 1999 1014.1 1005.1 1005.9 1004.6 997.4 991.3 999.3 999.5 1003.2 1010.9 1007.6 1014.1 991.3 DAY 17 20 21 14 14 25 12 6 13 12 1 15 2000 1008.7 1009.3 1004.6 1002.6 997.9 996.8 999.3 999.4 1001.9 1013.0 1017.4 1014.2 996.8 DAY 21 7 25 30 27 24 8 3 1 12 6 15 2001 1017.8 1002.1 1001.6 1002.9 997.2 996.6 998.4 997.0 1002.9 1010.4 1006.5 1013.1 996.6 DAY 4 21 24 12 30 18 11 31 5 6 18 20 2002 1007.0 1006.9 1001.2 998.2 1001.3 993.7 999.2 997.4 1008.3 1010.7 1011.6 1010.1 993.7 DAY 8 25 28 4 25 20 25 8 19 12 12 21 2003 1011.5 1007.9 1001.9 1005.8 1004.5 998.8 997.7 1003.2 1002.7 1006.8 1011.7 1014.7 997.7 DAY 28 20 26 26 30 30 19 1 10 27 14 6 2004 1005.9 1000.9 1005.5 993.7 995.1 1000.5 998.6 997.0 1006.2 1011.1 1006.4 1013.7 993.7 DAY 27 15 31 17 13 17 10 12 11 3 23 15 2005 1002.8 1010.6 1002.8 1004.2 1000.7 994.4 995.2 997.6 1003.6 1007.8 1014.7 1009.0 994.4 DAY 23 28 24 27 4 21 6 7 5 20 18 26 1951-2005 998.3 993.8 995.3 993.7 991.5 990.9 989.0 990.4 995.3 992.3 1001.7 1000.9 989.0 YEAR-DAY 51-23 52-23 52-18 4-17 51-20 88-23 58- 9 51- 5 51-11 51- 4 51- 9 51-17 58- 9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 127 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 897.2 897.9 896.2 895.9 894.0 892.5 891.1 892.8 896.4 896.6 898.4 898.2 895.6 1952 897.2 893.4 895.8 903.5 902.2 900.1 898.6 900.2 905.7 907.5 908.4 909.2 901.8 1953 904.6 902.2 903.1 904.6 901.9 899.2 898.7 900.8 904.5 908.6 908.6 908.7 903.8 1954 901.2 903.0 906.3 902.4 901.8 900.2 897.4 900.3 903.6 906.8 909.2 907.8 903.3 1955 907.5 902.3 902.5 904.1 902.8 899.8 896.6 898.7 903.3 907.1 906.1 903.9 902.9 1956 904.5 903.7 901.5 901.6 900.6 900.6 897.8 900.6 903.4 906.9 907.2 908.3 903.1 1957 904.2 905.9 902.9 905.1 901.6 901.4 899.4 901.4 904.7 907.7 907.5 906.1 904.0 1958 904.4 905.4 902.3 902.6 905.0 899.3 897.0 900.8 902.9 907.8 911.1 905.4 903.7 1959 905.0 902.0 904.6 903.7 901.5 900.5 897.6 897.6 900.9 906.1 908.3 909.2 903.1 1960 906.1 905.5 903.5 903.4 904.2 899.9 898.9 898.7 904.8 907.5 907.8 909.3 904.1 1961 906.6 906.0 902.3 903.1 901.5 900.1 897.6 900.3 902.0 909.2 906.0 904.2 903.2 1962 906.9 903.5 902.5 902.3 902.7 900.8 898.5 901.9 905.6 907.5 911.3 905.6 904.1 1963 905.2 904.1 901.1 900.4 898.9 900.0 898.2 900.1 904.2 907.0 907.0 905.8 902.7 1964 906.6 903.3 903.1 900.5 902.5 898.8 897.6 898.5 903.9 909.3 906.2 909.2 903.3 1965 904.7 902.0 905.0 900.8 902.7 900.2 898.1 901.8 905.1 905.6 906.4 905.2 903.1 1966 905.5 902.6 901.8 902.0 903.4 899.5 897.8 898.9 903.5 907.5 912.0 904.7 903.3 1967 905.8 904.0 900.6 901.0 902.7 900.1 897.5 899.2 902.3 907.7 905.8 903.8 902.5 1968 901.2 904.9 903.2 904.2 903.8 899.7 899.5 899.5 903.4 907.3 907.9 905.2 903.3 1969 905.8 906.9 902.8 903.0 902.9 899.7 898.7 901.3 904.6 906.3 908.0 905.5 903.8 1970 904.9 903.9 904.4 904.8 900.5 899.7 897.5 898.1 903.0 906.3 907.2 906.3 903.0 1971 909.2 901.1 904.0 902.3 901.6 897.5 897.8 899.6 904.7 907.6 906.7 904.0 903.0 1972 907.3 908.4 904.9 903.0 901.4 900.1 899.0 902.8 904.9 907.8 907.5 909.4 904.7 1973 907.6 903.4 904.8 901.1 902.6 899.6 897.3 901.3 905.6 907.6 906.4 908.4 903.8 1974 906.3 908.0 908.1 900.9 902.2 899.8 898.5 901.0 904.5 908.6 908.8 906.2 904.4 1975 906.9 904.1 903.7 904.8 902.5 899.5 897.7 899.8 904.0 906.4 909.1 907.8 903.9 1976 903.5 905.2 904.5 903.4 902.3 901.0 897.2 899.5 903.7 906.2 911.0 908.4 903.8 1977 907.2 907.8 907.2 901.5 902.9 898.3 897.3 900.4 905.3 907.3 907.0 906.9 904.1 1978 906.8 906.6 903.8 900.4 901.8 899.1 899.4 900.6 903.2 908.3 909.5 906.1 903.8 1979 ****** ****** ****** ****** ****** 902.3 899.5 901.0 906.2 906.9 910.0 905.5 ****** 1980 905.8 906.1 903.6 901.5 902.7 900.3 899.2 901.3 904.2 906.3 906.9 905.8 903.6 1981 905.5 904.0 901.9 902.4 902.7 900.8 898.8 901.2 905.9 909.4 905.9 906.2 903.7 1982 905.5 904.2 903.3 903.5 906.2 901.8 898.2 901.1 905.7 906.8 909.1 907.4 904.4 1983 906.1 904.1 904.5 903.1 902.4 901.4 898.1 899.6 903.9 907.8 908.2 908.3 904.0 1984 906.4 910.0 903.7 901.6 901.6 900.4 897.8 898.5 905.3 908.2 907.3 910.5 904.3 1985 905.4 899.3 907.2 902.2 902.8 899.2 899.4 902.1 904.2 907.5 908.6 906.7 903.7 1986 905.7 904.7 907.1 905.4 902.9 898.8 900.3 901.6 905.1 907.4 907.0 905.3 904.3 1987 906.2 905.4 900.7 903.9 903.3 901.5 900.1 900.3 904.8 910.3 908.6 906.0 904.3 1988 905.3 904.9 900.6 903.8 902.8 898.2 897.6 899.7 904.3 907.7 906.3 904.0 902.9 1989 905.6 907.9 902.1 905.3 904.1 900.0 899.4 900.3 902.8 907.1 907.3 904.9 903.9 1990 906.6 903.3 906.1 901.8 902.3 898.6 899.1 901.0 902.8 907.1 907.6 907.2 903.6 1991 905.9 906.2 904.4 903.0 900.6 900.4 898.1 900.5 904.6 907.5 908.6 904.0 903.7 1992 905.1 901.6 904.1 902.5 904.1 899.6 899.4 902.6 905.1 906.7 907.2 905.8 903.6 1993 906.2 906.1 904.7 902.7 902.9 900.4 899.8 902.1 903.7 910.6 908.0 908.4 904.6 1994 905.2 904.3 903.9 904.8 902.6 898.5 897.7 899.4 907.5 908.7 904.7 906.8 903.7 1995 907.0 905.4 904.6 902.0 903.9 899.2 897.0 899.7 903.0 907.6 905.4 908.2 903.6 1996 907.9 904.9 903.0 904.5 903.6 900.4 899.9 901.6 901.3 906.5 910.7 907.7 904.3 1997 904.2 905.7 901.6 901.3 903.6 899.2 897.5 900.7 904.9 905.7 908.4 905.4 903.2 1998 903.5 905.0 902.6 902.3 903.5 901.7 898.3 901.3 903.4 907.5 907.8 908.8 903.8 1999 906.3 903.0 903.5 904.2 902.7 899.3 898.3 899.7 902.9 905.7 906.8 909.0 903.4 2000 904.0 904.6 903.3 901.9 900.9 900.1 899.6 900.5 902.7 907.8 909.6 906.4 903.5 2001 908.2 904.4 903.1 902.3 899.9 898.8 899.2 900.8 903.8 906.5 905.9 907.4 903.4 2002 906.0 905.0 903.1 900.9 902.1 898.6 900.0 899.4 904.5 906.1 908.0 906.4 903.3 2003 905.7 901.9 903.4 904.0 903.9 900.0 897.9 901.2 903.8 905.3 907.9 908.3 903.6 2004 902.4 903.9 906.6 903.6 900.4 900.2 899.7 899.8 905.3 908.7 905.7 905.9 903.5 2005 904.6 904.6 901.6 905.3 902.7 899.4 898.9 900.1 903.3 907.9 908.1 908.0 903.7 MEAN 905.3 904.2 903.3 902.7 902.3 899.7 898.3 900.2 904.0 907.2 907.7 906.6 903.5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 128 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 906.2 904.9 906.1 902.4 901.2 898.6 895.3 896.6 900.4 905.4 908.0 904.6 908.0 DAY 31 12 14 13 30 28 10 26 28 31 1 31 1952 905.9 899.3 910.5 913.2 914.2 909.1 903.3 905.3 911.6 914.2 919.2 921.4 921.4 DAY 17 28 27 8 12 3 15 16 27 30 15 11 1953 912.8 912.9 915.2 911.5 905.4 907.6 903.8 905.5 911.8 921.4 921.4 915.3 921.4 DAY 2 15 18 1 24 5 20 30 20 26 9 13 1954 910.3 916.0 916.1 913.1 910.8 904.3 900.4 904.5 908.0 912.9 921.3 920.4 921.3 DAY 15 22 6 29 1 3 31 31 23 12 26 15 1955 916.2 910.8 911.8 911.6 909.7 904.1 901.1 904.9 909.6 912.1 916.4 918.9 918.9 DAY 9 8 22 1 27 1 9 20 30 12 12 2 1956 911.9 909.9 906.9 911.6 904.7 906.6 904.9 905.0 913.3 915.3 918.9 915.2 918.9 DAY 22 26 10 15 15 11 27 29 26 25 12 17 1957 911.9 912.4 912.4 913.2 906.9 906.3 908.1 905.4 907.3 917.6 913.7 914.6 917.6 DAY 4 19 22 22 11 20 5 16 9 12 23 22 1958 910.1 914.3 910.8 912.2 910.8 902.9 903.7 905.6 909.3 915.0 916.7 915.3 916.7 DAY 13 13 21 23 23 23 15 25 24 31 2 5 1959 911.3 907.4 913.1 909.9 907.5 906.7 902.1 902.5 907.5 917.0 914.9 916.0 917.0 DAY 13 14 20 3 4 21 15 27 24 20 21 27 1960 913.0 911.8 909.7 920.9 912.2 906.0 904.7 903.8 908.1 912.6 916.5 916.1 920.9 DAY 19 14 20 7 5 7 16 14 19 30 26 5 1961 915.2 913.5 915.1 910.9 911.0 905.5 901.6 904.6 907.8 916.6 911.8 912.9 916.6 DAY 9 21 4 17 14 8 24 12 24 25 1 3 1962 916.1 914.8 912.7 913.4 907.6 906.2 902.6 908.7 915.5 914.6 920.2 915.8 920.2 DAY 24 11 6 19 14 18 30 26 25 27 22 3 1963 912.0 913.2 908.9 910.4 904.9 904.2 902.0 905.3 915.1 915.2 915.9 920.0 920.0 DAY 5 6 1 2 14 27 29 5 24 18 2 26 1964 916.1 909.7 911.0 911.8 906.7 905.2 902.0 903.0 909.9 915.4 917.3 916.6 917.3 DAY 30 28 18 24 16 2 27 21 29 29 1 26 1965 913.5 911.3 915.1 907.4 913.8 905.7 902.3 907.6 910.0 914.9 912.3 911.3 915.1 DAY 29 1 14 9 20 2 25 9 30 28 20 2 1966 910.2 909.6 909.4 910.2 909.0 904.5 903.0 901.7 909.4 915.7 919.3 916.0 919.3 DAY 1 12 5 5 18 2 8 16 15 9 23 29 1967 913.8 915.1 909.3 909.3 909.8 907.3 902.4 903.5 909.3 914.8 912.8 910.8 915.1 DAY 6 3 1 12 3 7 22 16 25 15 9 12 1968 911.5 911.7 914.4 910.3 908.3 907.8 904.7 905.2 909.9 915.1 913.2 914.2 915.1 DAY 19 6 26 27 8 1 14 30 18 30 21 31 1969 917.2 913.6 912.9 909.8 910.8 906.8 902.1 906.2 914.1 912.8 914.5 911.7 917.2 DAY 6 10 12 4 11 1 31 30 13 9 23 25 1970 913.9 911.2 911.0 913.1 906.8 908.7 900.8 902.9 909.6 914.6 919.8 913.8 919.8 DAY 2 16 25 22 9 11 8 30 18 31 14 30 1971 919.0 908.2 912.0 914.1 907.6 902.1 900.0 903.0 908.3 914.8 915.7 914.7 919.0 DAY 8 1 7 9 2 17 25 7 24 11 20 28 1972 917.5 917.6 915.7 910.0 911.5 906.8 902.0 906.6 910.8 912.5 914.5 914.9 917.6 DAY 4 1 15 1 24 1 24 8 16 25 11 4 1973 921.5 911.0 913.4 908.2 911.8 905.6 901.5 904.6 914.6 916.4 916.2 919.4 921.5 DAY 25 10 10 10 7 2 22 30 29 22 20 26 1974 918.0 913.8 915.1 909.0 906.5 902.8 903.4 906.0 908.8 915.0 917.0 914.0 918.0 DAY 5 3 3 25 9 1 31 26 22 14 17 2 1975 919.5 911.6 912.1 913.2 908.0 904.0 901.3 906.6 912.1 916.0 918.4 915.5 919.5 DAY 14 23 30 2 4 17 28 18 18 20 14 4 1976 911.7 915.8 911.8 911.7 907.3 905.0 903.6 902.6 910.1 919.2 920.2 915.7 920.2 DAY 9 21 26 3 1 14 6 14 10 31 14 21 1977 917.4 914.5 919.3 910.2 907.6 903.3 900.8 905.4 914.3 917.7 913.1 916.5 919.3 DAY 5 17 9 1 28 5 13 23 30 23 26 13 1978 916.8 917.0 912.6 908.0 908.4 910.5 904.3 906.3 909.4 916.1 917.1 917.8 917.8 DAY 13 5 19 13 3 8 7 21 26 10 5 23 1979 ****** ****** ****** ****** ****** 910.8 903.7 907.0 912.7 916.3 917.5 913.6 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 4 1980 913.8 913.6 910.3 910.8 908.6 908.3 904.2 910.5 909.8 910.3 913.9 913.0 913.9 DAY 15 1 28 1 16 1 18 30 25 30 2 16 1981 913.7 910.5 912.3 911.7 912.0 906.6 903.8 905.2 912.4 915.4 913.0 914.8 915.4 DAY 9 28 8 10 21 1 29 31 27 24 26 1 1982 913.9 913.8 909.8 915.7 915.1 906.8 903.1 905.5 911.9 917.4 914.0 915.2 917.4 DAY 18 11 5 4 10 7 7 15 20 25 18 9 1983 918.8 912.2 913.8 910.6 909.3 909.7 904.6 903.6 908.7 914.5 919.8 916.0 919.8 DAY 8 10 14 29 31 1 1 31 28 28 26 3 1984 916.2 919.5 912.6 908.9 907.5 903.5 900.7 901.8 908.4 916.5 917.3 919.0 919.5 DAY 4 22 4 13 12 13 3 30 21 21 30 18 1985 912.9 911.1 920.1 915.8 911.5 903.9 902.6 906.7 912.8 917.5 913.9 915.9 920.1 DAY 23 24 5 17 12 5 16 30 22 31 19 14 1986 915.8 910.9 913.3 912.7 911.1 905.0 904.3 904.6 909.6 913.4 916.9 917.7 917.7 DAY 28 22 27 5 19 2 3 31 30 15 21 6 1987 917.1 913.3 910.8 911.0 907.1 905.3 905.4 905.0 910.3 918.0 919.1 918.3 919.1 DAY 21 1 22 6 13 22 11 7 25 28 30 1 1988 914.1 915.5 910.5 914.4 912.0 904.2 901.4 904.9 910.7 915.9 915.5 912.8 915.9 DAY 11 7 17 8 4 1 23 21 24 16 5 29 1989 916.2 914.8 908.8 910.2 909.0 904.2 902.7 904.9 912.7 914.0 914.0 909.3 916.2 DAY 21 3 7 8 1 2 10 19 23 24 8 18 1990 914.5 913.3 916.3 909.9 911.5 903.8 902.1 904.9 907.0 919.5 917.6 914.3 919.5 DAY 26 7 9 3 15 7 15 2 23 15 22 28 1991 913.6 914.7 911.5 909.8 906.2 906.6 902.4 904.7 910.0 911.8 912.7 912.4 914.7 DAY 11 15 12 15 4 23 11 22 30 13 27 17 1992 916.1 910.6 912.5 908.0 912.1 906.2 903.3 909.7 910.7 913.2 917.9 911.9 917.9 DAY 9 16 12 30 2 6 14 31 29 29 3 2 1993 917.0 915.2 913.3 910.5 912.5 909.2 904.0 905.0 910.8 915.9 916.2 914.7 917.0 DAY 6 9 17 24 9 22 27 28 23 16 25 6 1994 916.3 915.9 910.0 916.6 908.8 903.0 901.1 903.0 913.3 914.2 911.6 914.8 916.6 DAY 9 17 3 5 7 8 2 7 22 23 2 7 1995 916.5 913.0 911.8 907.2 910.7 905.0 899.7 906.3 907.8 920.0 915.9 916.8 920.0 DAY 6 17 3 7 26 2 7 24 27 17 15 10 1996 919.2 911.2 907.8 912.0 908.5 906.3 907.3 911.6 909.5 917.3 920.9 916.5 920.9 DAY 10 27 28 4 4 11 3 29 24 2 18 7 1997 913.6 913.3 914.9 909.8 909.2 902.7 901.1 905.6 911.8 913.1 921.0 914.4 921.0 DAY 19 25 11 20 7 4 21 24 7 8 7 28 1998 912.1 917.4 914.9 911.0 911.5 906.0 902.8 904.5 909.6 919.2 916.1 918.3 919.2 DAY 22 22 26 12 3 5 19 19 12 9 20 29 1999 918.8 911.9 911.0 913.7 907.5 907.0 903.4 904.2 907.9 911.9 917.4 917.1 918.8 DAY 2 11 31 22 27 16 18 18 29 26 30 24 2000 911.7 914.3 911.4 909.2 908.9 905.5 903.8 904.4 909.1 912.5 919.4 914.0 919.4 DAY 24 29 27 3 5 16 25 20 29 30 17 4 2001 914.3 917.6 913.5 915.0 905.6 905.8 903.8 905.0 909.9 917.0 912.2 914.1 917.6 DAY 26 9 1 1 19 2 29 5 19 10 2 3 2002 913.0 914.6 917.5 909.2 909.4 905.2 905.6 905.6 908.9 910.1 915.2 921.0 921.0 DAY 25 18 10 1 17 24 2 31 21 31 17 3 2003 911.2 911.2 913.3 910.7 914.3 908.0 902.0 903.7 912.0 911.8 916.0 918.9 918.9 DAY 10 12 2 30 1 6 3 30 26 15 25 12 2004 910.7 909.0 918.2 911.2 908.5 908.0 904.4 903.9 909.8 915.7 911.5 918.0 918.2 DAY 11 29 8 10 22 13 5 17 21 14 30 3 2005 913.0 913.7 910.1 916.1 908.5 904.2 902.5 905.4 908.2 914.7 913.3 917.9 917.9 DAY 8 16 26 5 19 5 9 27 9 23 15 30 1951-2005 921.5 919.5 920.1 920.9 915.1 910.8 908.1 911.6 915.5 921.4 921.4 921.4 921.5 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 62-25 53-26 53- 9 52-11 73-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 129 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 884.0 891.1 888.6 888.2 889.4 887.8 887.5 887.0 890.5 885.2 889.8 889.0 884.0 DAY 23 20 21 27 3 1 15 5 11 4 9 15 1952 887.1 884.4 884.3 895.2 896.4 894.3 894.5 894.6 900.9 901.7 900.4 901.6 884.3 DAY 11 12 18 11 1 13 27 6 15 6 4 10 1953 895.9 893.0 891.7 896.2 897.8 892.9 893.7 898.4 899.2 898.7 897.7 899.5 891.7 DAY 11 24 13 24 2 29 1 23 9 3 20 21 1954 894.0 890.1 895.0 896.8 896.4 897.3 895.8 896.2 900.5 901.5 903.3 896.9 890.1 DAY 11 8 24 4 28 8 2 8 10 3 2 7 1955 900.0 891.5 893.4 893.2 894.0 895.4 891.7 891.5 897.2 902.8 899.5 896.9 891.5 DAY 24 23 3 10 3 29 29 6 9 30 23 29 1956 892.7 894.6 892.5 894.7 895.3 894.4 892.2 895.1 897.6 901.0 898.0 898.5 892.2 DAY 31 29 17 26 28 26 19 4 12 17 8 10 1957 890.4 896.2 890.8 900.2 897.3 896.4 892.0 892.9 900.9 901.2 901.0 896.7 890.4 DAY 19 27 7 9 8 30 12 8 28 8 18 7 1958 891.2 896.8 893.8 892.8 896.9 894.5 886.5 897.4 896.2 902.4 903.1 897.6 886.5 DAY 30 3 9 20 1 8 9 16 1 15 20 1 1959 897.0 891.4 898.6 893.8 892.4 892.7 894.5 892.5 896.3 897.5 901.5 901.1 891.4 DAY 23 20 18 6 19 28 27 14 12 12 25 20 1960 901.2 896.0 889.0 895.7 895.3 892.9 893.3 890.6 900.2 900.7 896.1 902.8 889.0 DAY 9 29 2 18 31 22 5 20 4 8 19 30 1961 897.4 898.3 894.6 897.2 890.8 891.6 893.2 896.0 896.4 901.8 897.4 893.1 890.8 DAY 21 13 17 13 28 5 11 6 1 21 22 22 1962 897.2 892.9 890.6 894.1 893.7 891.8 895.8 895.7 898.1 897.1 905.1 898.4 890.6 DAY 5 5 28 5 10 9 16 21 12 10 7 16 1963 901.0 896.2 892.0 895.6 891.6 895.7 895.4 896.5 898.0 902.5 900.6 896.2 891.6 DAY 1 12 5 16 11 9 5 12 3 23 24 10 1964 892.7 897.7 895.6 890.0 896.9 891.6 894.5 894.2 900.0 899.3 887.4 897.3 887.4 DAY 18 23 3 7 1 15 7 13 2 5 27 24 1965 892.8 890.3 893.8 891.9 895.4 893.5 892.3 897.6 901.0 893.0 899.4 898.0 890.3 DAY 11 9 23 20 2 18 12 26 17 24 9 17 1966 899.4 892.0 887.7 894.9 898.3 893.6 893.2 893.7 899.0 899.4 902.4 895.5 887.7 DAY 27 2 20 13 16 13 16 5 8 15 30 12 1967 898.0 892.3 889.0 890.4 892.7 893.8 892.2 896.0 893.4 900.8 899.8 891.9 889.0 DAY 30 24 24 25 31 20 9 5 18 1 25 23 1968 890.5 899.8 894.4 893.1 897.0 895.0 894.4 895.0 899.4 896.3 903.9 896.4 890.5 DAY 10 19 9 23 17 23 4 1 9 25 29 15 1969 895.1 896.0 889.7 890.6 894.3 894.8 895.6 894.3 898.3 896.6 899.9 897.9 889.7 DAY 23 8 22 13 19 22 29 8 9 29 8 27 1970 895.4 895.6 894.9 891.0 893.4 894.0 893.9 892.7 896.6 896.5 902.2 896.7 891.0 DAY 22 18 19 19 20 8 10 27 8 14 3 13 1971 894.9 890.6 895.2 892.3 896.1 892.8 893.6 897.4 899.6 899.3 899.2 898.0 890.6 DAY 13 13 15 13 26 5 23 11 2 6 4 24 1972 895.8 901.0 894.0 895.3 890.6 892.3 892.5 896.2 898.9 903.2 899.6 898.9 890.6 DAY 22 15 18 24 6 23 31 1 13 30 7 16 1973 895.3 885.0 896.1 894.1 893.7 891.1 892.5 897.7 899.0 901.4 900.6 898.6 885.0 DAY 31 22 3 8 30 15 11 9 1 29 3 6 1974 894.4 898.9 899.0 892.2 896.0 895.9 894.0 896.1 896.8 903.0 900.9 897.6 892.2 DAY 21 12 24 20 27 25 4 8 3 29 24 23 1975 897.9 893.7 892.6 898.7 897.8 894.7 895.0 893.8 894.1 896.7 898.6 896.5 892.6 DAY 5 10 2 15 1 12 5 15 9 4 29 23 1976 896.9 894.0 894.3 896.8 895.5 896.7 892.9 895.8 899.3 898.7 901.1 898.9 892.9 DAY 12 5 13 17 21 10 3 30 27 17 28 10 1977 899.4 895.7 898.5 893.1 899.3 892.0 893.3 892.1 901.1 898.9 898.3 898.6 892.0 DAY 7 7 4 7 25 22 2 17 15 5 17 22 1978 896.7 898.0 889.7 890.5 892.5 888.0 893.0 896.4 898.0 901.2 902.1 896.3 888.0 DAY 21 17 13 25 31 21 1 13 1 31 7 16 1979 ****** ****** ****** ****** ****** 894.0 894.8 896.3 900.8 898.6 893.8 895.3 ****** DAY ** ** ** ** ** 23 6 6 5 26 29 1 1980 897.4 895.7 886.2 894.3 898.6 894.1 895.7 896.0 897.6 898.5 900.7 897.4 886.2 DAY 6 18 2 26 23 17 2 19 21 4 9 11 1981 895.0 896.0 892.9 892.2 894.2 895.3 895.5 897.6 900.0 903.1 897.6 899.8 892.2 DAY 3 1 12 30 12 15 5 13 17 16 22 18 1982 897.4 894.7 893.6 895.8 898.6 897.7 891.4 893.3 900.9 898.9 899.7 900.3 891.4 DAY 31 14 2 18 15 28 31 1 11 20 6 28 1983 890.1 896.3 895.0 898.6 897.9 895.4 892.1 895.5 898.6 897.2 902.0 896.9 890.1 DAY 24 17 6 23 3 22 27 4 8 4 12 12 1984 899.7 895.3 895.3 895.6 891.2 895.4 894.7 895.1 899.7 899.1 896.6 899.0 891.2 DAY 14 8 15 9 29 20 15 8 8 17 12 14 1985 896.0 887.7 891.3 895.0 897.6 894.6 895.9 898.0 899.3 899.3 903.7 893.5 887.7 DAY 2 26 24 24 1 20 27 7 14 10 10 19 1986 894.9 899.0 898.6 897.1 895.1 894.0 896.9 897.4 901.4 902.5 898.6 893.5 893.5 DAY 19 6 9 11 10 18 20 6 25 23 7 20 1987 897.6 893.7 889.6 891.9 897.6 898.2 893.7 896.1 899.0 901.6 898.1 896.5 889.6 DAY 2 10 14 19 22 2 3 18 22 4 7 13 1988 896.4 897.2 891.6 896.0 893.8 889.5 894.2 894.5 898.5 898.3 898.4 888.4 888.4 DAY 29 2 21 30 28 23 15 29 5 30 28 27 1989 895.9 899.8 889.9 898.8 898.2 895.9 895.8 893.4 895.9 897.7 900.5 899.9 889.9 DAY 17 22 28 14 7 10 6 1 12 1 15 8 1990 899.4 893.0 897.8 893.0 892.6 893.8 895.6 896.6 897.8 900.0 900.0 897.2 892.6 DAY 17 15 14 15 13 27 30 7 1 31 1 25 1991 897.6 897.1 893.1 893.6 891.7 893.6 891.3 894.9 897.2 902.9 903.0 896.3 891.3 DAY 3 4 7 4 22 11 7 11 21 4 5 1 1992 897.4 895.4 893.1 897.3 897.8 892.8 895.8 897.8 898.8 900.7 898.5 900.5 892.8 DAY 30 25 30 22 10 19 18 1 25 24 25 30 1993 894.6 897.6 893.7 895.3 897.9 896.6 896.7 897.4 898.2 899.5 897.1 900.9 893.7 DAY 8 21 21 20 23 18 24 12 13 1 10 4 1994 894.0 893.1 892.4 895.3 894.6 894.1 895.2 894.4 902.4 900.8 897.7 892.8 892.4 DAY 16 1 12 2 1 22 7 2 2 14 17 4 1995 899.2 896.6 893.8 897.3 897.7 890.9 891.4 895.5 896.1 900.7 896.8 903.1 890.9 DAY 1 8 26 19 7 30 16 3 19 12 25 4 1996 898.0 891.8 895.6 896.8 898.7 895.0 896.0 895.8 894.7 896.1 903.7 899.9 891.8 DAY 6 5 26 13 24 1 6 8 8 27 28 24 1997 894.6 896.6 891.5 893.3 892.6 894.1 893.0 895.2 895.6 901.2 903.6 896.1 891.5 DAY 31 22 25 9 4 23 16 5 2 6 19 10 1998 884.6 890.4 892.1 894.0 895.2 897.8 889.8 898.7 898.0 898.0 901.0 902.1 884.6 DAY 13 13 18 21 21 24 5 12 2 1 1 23 1999 898.7 892.3 893.7 895.1 893.3 888.3 894.8 895.4 897.1 900.7 899.1 900.2 888.3 DAY 9 20 21 14 20 25 12 6 15 18 26 15 2000 895.1 896.6 897.0 896.8 894.4 893.0 895.5 895.1 895.9 903.3 902.9 897.8 893.0 DAY 21 7 24 30 27 24 8 3 1 13 6 15 2001 901.9 887.8 893.0 893.8 892.8 892.8 893.9 893.9 897.7 899.5 896.4 899.0 887.8 DAY 4 21 23 12 9 6 18 31 5 6 17 5 2002 898.4 895.1 892.2 889.7 896.1 890.0 894.2 893.8 900.4 899.4 899.4 893.5 889.7 DAY 8 25 28 3 29 20 24 8 10 21 12 21 2003 892.0 890.0 891.7 897.7 896.8 893.8 894.0 899.0 896.7 897.8 899.4 898.5 890.0 DAY 28 20 26 5 30 30 8 1 6 25 20 6 2004 890.9 890.3 897.4 891.5 891.3 895.0 895.5 893.6 899.7 901.8 894.2 898.3 890.3 DAY 27 15 30 17 14 17 10 12 10 3 23 15 2005 889.7 895.8 892.3 897.1 893.6 892.2 892.5 894.5 898.3 898.7 901.8 897.3 889.7 DAY 23 1 24 29 3 20 6 7 5 20 30 26 1951-2005 884.0 884.4 884.3 888.2 889.4 887.8 886.5 887.0 890.5 885.2 887.4 888.4 884.0 YEAR-DAY 51-23 52-12 52-18 51-27 51- 3 51- 1 58- 9 51- 5 51-11 51- 4 64-27 88-27 51-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 130 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1011.1 1011.9 1010.1 1009.7 1007.7 1006.0 1004.5 1006.3 1010.3 1010.5 1012.5 1012.3 1009.4 1952 1011.2 1007.0 1009.6 1018.1 1016.7 1014.4 1012.7 1014.5 1020.5 1022.6 1023.5 1024.4 1016.3 1953 1019.3 1016.6 1017.6 1019.3 1016.3 1013.4 1012.9 1015.1 1019.2 1023.7 1023.8 1023.9 1018.4 1954 1015.6 1017.6 1021.2 1016.9 1016.3 1014.5 1011.3 1014.6 1018.2 1021.8 1024.4 1022.9 1017.9 1955 1022.5 1016.8 1017.0 1018.8 1017.4 1014.0 1010.5 1012.8 1017.9 1022.0 1021.0 1018.5 1017.4 1956 1019.2 1018.3 1016.0 1016.1 1015.0 1014.9 1011.8 1014.9 1018.0 1021.9 1022.2 1023.4 1017.6 1957 1018.9 1020.8 1017.4 1019.8 1016.0 1015.8 1013.6 1015.8 1019.4 1022.8 1022.5 1021.0 1018.7 1958 1019.1 1020.2 1016.8 1017.1 1019.8 1013.4 1011.0 1015.1 1017.4 1022.9 1026.5 1020.2 1018.3 1959 1019.7 1016.5 1019.4 1018.3 1015.9 1014.8 1011.7 1011.7 1015.2 1021.0 1023.4 1024.3 1017.7 1960 1021.0 1020.4 1018.1 1018.0 1018.8 1014.1 1013.0 1012.8 1019.5 1022.5 1022.9 1024.5 1018.8 1961 1021.5 1020.8 1016.8 1017.7 1015.9 1014.4 1011.6 1014.6 1016.5 1024.4 1020.8 1018.8 1017.8 1962 1021.8 1018.1 1017.0 1016.7 1017.2 1015.2 1012.6 1016.3 1020.5 1022.5 1026.6 1020.5 1018.8 1963 1020.0 1018.8 1015.5 1014.7 1013.0 1014.3 1012.2 1014.4 1018.9 1021.9 1022.0 1020.6 1017.2 1964 1021.5 1017.9 1017.7 1014.8 1017.1 1012.9 1011.6 1012.6 1018.6 1024.5 1021.1 1024.4 1017.9 1965 1019.4 1016.5 1019.8 1015.1 1017.2 1014.5 1012.2 1016.2 1019.9 1020.4 1021.3 1020.0 1017.7 1966 1020.3 1017.1 1016.2 1016.4 1018.0 1013.7 1011.8 1013.0 1018.1 1022.5 1027.4 1019.4 1017.8 1967 1020.6 1018.7 1014.9 1015.3 1017.2 1014.3 1011.5 1013.3 1016.8 1022.8 1020.6 1018.4 1017.0 1968 1015.6 1019.6 1017.8 1018.9 1018.4 1013.9 1013.7 1013.7 1018.0 1022.3 1023.0 1020.0 1017.9 1969 1020.6 1021.9 1017.3 1017.5 1017.4 1013.9 1012.9 1015.7 1019.3 1021.2 1023.0 1020.3 1018.4 1970 1019.7 1018.5 1019.1 1019.6 1014.8 1014.0 1011.5 1012.2 1017.6 1021.1 1022.2 1021.2 1017.6 1971 1024.4 1015.5 1018.7 1016.7 1016.0 1011.5 1011.8 1013.8 1019.4 1022.7 1021.6 1018.7 1017.6 1972 1022.3 1023.5 1019.6 1017.5 1015.8 1014.4 1013.2 1017.3 1019.7 1022.9 1022.5 1024.6 1019.4 1973 1022.7 1018.0 1019.5 1015.5 1017.1 1013.8 1011.2 1015.7 1020.4 1022.6 1021.3 1023.6 1018.4 1974 1021.2 1023.1 1023.2 1015.2 1016.7 1014.0 1012.6 1015.3 1019.2 1023.7 1023.9 1021.1 1019.1 1975 1021.8 1018.8 1018.3 1019.5 1017.0 1013.6 1011.7 1014.1 1018.7 1021.3 1024.3 1022.8 1018.5 1976 1018.1 1020.0 1019.2 1018.0 1016.8 1015.4 1011.1 1013.7 1018.3 1021.1 1026.4 1023.6 1018.5 1977 1022.1 1022.9 1022.1 1015.9 1017.5 1012.4 1011.2 1014.7 1020.1 1022.3 1021.9 1021.8 1018.7 1978 1021.7 1021.5 1018.4 1014.7 1016.2 1013.3 1013.6 1014.9 1017.8 1023.4 1024.8 1020.9 1018.4 1979 ****** ****** ****** ****** ****** 1016.8 1013.7 1015.3 1021.1 1021.9 1025.3 1020.3 ****** 1980 1020.7 1021.0 1018.2 1015.9 1017.2 1014.6 1013.4 1015.7 1018.8 1021.1 1021.9 1020.7 1018.3 1981 1020.3 1018.7 1016.4 1016.8 1017.2 1015.1 1012.9 1015.6 1020.8 1024.6 1020.8 1021.1 1018.4 1982 1020.3 1018.8 1017.9 1018.2 1021.1 1016.2 1012.3 1015.5 1020.6 1021.7 1024.3 1022.5 1019.1 1983 1020.9 1018.8 1019.2 1017.7 1016.9 1015.8 1012.2 1013.8 1018.6 1022.8 1023.3 1023.4 1018.6 1984 1021.3 1025.3 1018.3 1016.0 1016.0 1014.7 1011.9 1012.6 1020.0 1023.3 1022.3 1025.9 1019.0 1985 1020.2 1013.5 1022.2 1016.6 1017.4 1013.4 1013.6 1016.6 1018.8 1022.6 1023.7 1021.6 1018.3 1986 1020.6 1019.5 1022.1 1020.2 1017.5 1012.9 1014.6 1016.1 1019.8 1022.4 1021.9 1020.1 1019.0 1987 1021.1 1020.3 1015.0 1018.6 1017.9 1016.0 1014.4 1014.6 1019.5 1025.6 1023.8 1020.8 1019.0 1988 1020.1 1019.6 1014.9 1018.4 1017.4 1012.3 1011.6 1013.9 1019.0 1022.8 1021.2 1018.7 1017.5 1989 1020.5 1022.9 1016.6 1020.0 1018.8 1014.2 1013.5 1014.6 1017.3 1022.1 1022.3 1019.6 1018.5 1990 1021.6 1017.9 1021.0 1016.2 1016.8 1012.7 1013.3 1015.4 1017.4 1022.1 1022.7 1022.2 1018.3 1991 1020.7 1021.1 1019.1 1017.6 1014.9 1014.7 1012.2 1014.8 1019.4 1022.5 1023.8 1018.7 1018.3 1992 1019.9 1016.1 1018.7 1017.0 1018.8 1013.8 1013.6 1017.1 1019.9 1021.6 1022.1 1020.6 1018.3 1993 1021.1 1021.0 1019.5 1017.3 1017.4 1014.7 1014.1 1016.6 1018.3 1026.0 1023.1 1023.5 1019.4 1994 1020.0 1019.0 1018.6 1019.5 1017.1 1012.6 1011.8 1013.6 1022.6 1023.9 1019.4 1021.7 1018.3 1995 1021.9 1020.2 1019.3 1016.5 1018.6 1013.4 1011.0 1014.0 1017.5 1022.7 1020.2 1023.3 1018.2 1996 1022.9 1019.7 1017.6 1019.2 1018.3 1014.7 1014.1 1016.0 1015.6 1021.4 1026.0 1022.7 1019.0 1997 1018.9 1020.6 1016.0 1015.7 1018.2 1013.4 1011.4 1015.0 1019.7 1020.6 1023.5 1020.2 1017.8 1998 1018.2 1019.7 1017.1 1016.8 1018.1 1016.2 1012.3 1015.7 1018.0 1022.6 1022.8 1024.0 1018.5 1999 1021.2 1017.6 1018.1 1018.8 1017.3 1013.5 1012.3 1013.9 1017.5 1020.6 1021.7 1024.1 1018.0 2000 1018.7 1019.4 1017.9 1016.4 1015.2 1014.4 1013.9 1014.8 1017.2 1022.9 1024.8 1021.3 1018.1 2001 1023.3 1019.0 1017.7 1016.7 1014.1 1013.0 1013.4 1015.1 1018.5 1021.5 1020.7 1022.4 1018.0 2002 1020.9 1019.8 1017.7 1015.2 1016.6 1012.7 1014.2 1013.6 1019.2 1020.9 1023.1 1021.3 1017.9 2003 1020.6 1016.4 1018.0 1018.7 1018.6 1014.2 1011.9 1015.5 1018.4 1020.1 1023.0 1023.4 1018.2 2004 1016.9 1018.6 1021.5 1018.2 1014.7 1014.5 1014.0 1014.1 1020.1 1023.8 1020.5 1020.7 1018.1 2005 1019.3 1019.3 1016.0 1020.1 1017.2 1013.6 1013.0 1014.3 1017.8 1023.0 1023.2 1023.1 1018.3 MEAN 1020.1 1018.9 1017.9 1017.2 1016.8 1014.0 1012.4 1014.5 1018.6 1022.2 1022.7 1021.5 1018.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 131 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1021.1 1019.7 1021.0 1016.9 1015.6 1012.7 1009.1 1010.5 1014.7 1020.2 1023.1 1019.3 1023.1 DAY 31 12 14 13 30 28 10 26 28 31 1 31 1952 1020.8 1013.5 1025.8 1028.8 1029.9 1024.3 1017.9 1020.1 1027.0 1029.9 1035.4 1037.8 1037.8 DAY 17 28 27 8 12 3 15 16 27 30 15 11 1953 1028.4 1028.5 1031.0 1026.9 1020.2 1022.6 1018.4 1020.3 1027.3 1037.8 1037.8 1031.1 1037.8 DAY 2 15 18 1 24 5 20 30 20 26 9 13 1954 1025.6 1031.9 1032.0 1028.7 1026.1 1019.0 1014.7 1019.2 1023.1 1028.5 1037.7 1036.7 1037.7 DAY 15 22 6 29 1 3 31 31 23 12 26 15 1955 1032.1 1026.1 1027.3 1027.0 1024.9 1018.8 1015.5 1019.7 1024.8 1027.6 1032.3 1035.1 1035.1 DAY 9 8 22 1 27 1 9 20 30 12 12 2 1956 1027.4 1025.2 1021.9 1027.0 1019.4 1021.5 1019.7 1019.8 1028.9 1031.1 1035.1 1031.0 1035.1 DAY 22 26 10 15 15 11 27 29 26 25 12 17 1957 1027.4 1027.9 1027.9 1028.8 1021.9 1021.2 1023.2 1020.2 1022.3 1033.6 1029.3 1030.3 1033.6 DAY 4 19 22 22 11 20 5 16 9 12 23 22 1958 1025.4 1030.0 1026.1 1027.7 1026.1 1017.4 1018.3 1020.4 1024.5 1030.8 1032.7 1031.1 1032.7 DAY 13 13 21 23 23 23 15 25 24 31 2 5 1959 1026.7 1022.4 1028.7 1025.2 1022.5 1021.6 1016.6 1017.0 1022.5 1033.0 1030.7 1031.9 1033.0 DAY 13 14 20 3 4 21 15 27 24 20 21 27 1960 1028.6 1027.3 1024.9 1037.3 1027.7 1020.9 1019.4 1018.4 1023.2 1028.1 1032.4 1032.0 1037.3 DAY 19 14 20 7 5 7 16 14 19 30 26 5 1961 1031.0 1029.1 1030.9 1026.3 1026.4 1020.3 1016.0 1019.3 1022.8 1032.5 1027.3 1028.5 1032.5 DAY 9 21 4 17 14 8 24 12 24 25 1 3 1962 1032.0 1030.6 1028.2 1029.0 1022.6 1021.1 1017.1 1023.8 1031.3 1030.3 1036.5 1031.7 1036.5 DAY 24 11 6 19 14 18 30 26 25 27 22 3 1963 1027.5 1028.8 1024.1 1025.7 1019.7 1018.9 1016.5 1020.1 1030.9 1031.0 1031.8 1036.3 1036.3 DAY 5 6 1 2 14 27 29 5 24 18 2 26 1964 1032.0 1024.9 1026.4 1027.3 1021.6 1020.0 1016.5 1017.6 1025.2 1031.2 1033.3 1032.5 1033.3 DAY 30 28 18 24 16 2 27 21 29 29 1 26 1965 1029.1 1026.7 1030.9 1022.4 1029.5 1020.5 1016.8 1022.6 1025.3 1030.7 1027.8 1026.7 1030.9 DAY 29 1 14 9 20 2 25 9 30 28 20 2 1966 1025.5 1024.8 1024.6 1025.5 1024.2 1019.2 1017.6 1016.1 1024.6 1031.6 1035.5 1031.9 1035.5 DAY 1 12 5 5 18 2 8 16 15 9 23 29 1967 1029.5 1030.9 1024.5 1024.5 1025.0 1022.3 1016.9 1018.1 1024.5 1030.6 1028.4 1026.1 1030.9 DAY 6 3 1 12 3 7 22 16 25 15 9 12 1968 1026.9 1027.1 1030.1 1025.6 1023.4 1022.8 1019.4 1020.0 1025.2 1030.9 1028.8 1029.9 1030.9 DAY 19 6 26 27 8 1 14 30 18 30 21 31 1969 1033.2 1029.2 1028.5 1025.0 1026.1 1021.7 1016.6 1021.1 1029.8 1028.4 1030.2 1027.1 1033.2 DAY 6 10 12 4 11 1 31 30 13 9 23 25 1970 1029.6 1026.6 1026.4 1028.7 1021.7 1023.8 1015.1 1017.4 1024.8 1030.3 1036.1 1029.5 1036.1 DAY 2 16 25 22 9 11 8 30 18 31 14 30 1971 1035.2 1023.3 1027.5 1029.8 1022.6 1016.6 1014.3 1017.6 1023.4 1030.6 1031.6 1030.4 1035.2 DAY 8 1 7 9 2 17 25 7 24 11 20 28 1972 1033.5 1033.6 1031.6 1025.3 1026.9 1021.7 1016.5 1021.5 1026.1 1028.0 1030.2 1030.7 1033.6 DAY 4 1 15 1 24 1 24 8 16 25 11 4 1973 1037.9 1026.4 1029.0 1023.3 1027.3 1020.4 1015.9 1019.3 1030.3 1032.3 1032.1 1035.6 1037.9 DAY 25 10 10 10 7 2 22 30 29 22 20 26 1974 1034.1 1029.5 1030.9 1024.2 1021.4 1017.3 1018.0 1020.9 1023.9 1030.8 1033.0 1029.7 1034.1 DAY 5 3 3 25 9 1 31 26 22 14 17 2 1975 1035.7 1027.0 1027.6 1028.8 1023.1 1018.7 1015.7 1021.5 1027.6 1031.9 1034.5 1031.3 1035.7 DAY 14 23 30 2 4 17 28 18 18 20 14 4 1976 1027.1 1031.7 1027.3 1027.1 1022.3 1019.8 1018.2 1017.1 1025.4 1035.4 1036.5 1031.6 1036.5 DAY 9 21 26 3 1 14 6 14 10 31 14 21 1977 1033.4 1030.2 1035.5 1025.5 1022.6 1017.9 1015.1 1020.2 1030.0 1033.8 1028.7 1032.4 1035.5 DAY 5 17 9 1 28 5 13 23 30 23 26 13 1978 1032.8 1033.0 1028.1 1023.1 1023.5 1025.8 1019.0 1021.2 1024.6 1032.0 1033.1 1033.9 1033.9 DAY 13 5 19 13 3 8 7 21 26 10 5 23 1979 ****** ****** ****** ****** ****** 1026.1 1018.3 1022.0 1028.2 1032.2 1033.5 1029.2 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 4 1980 1029.5 1029.2 1025.6 1026.1 1023.7 1023.4 1018.9 1025.8 1025.0 1025.6 1029.6 1028.6 1029.6 DAY 15 1 28 1 16 1 18 30 25 30 2 16 1981 1029.3 1025.8 1027.8 1027.1 1027.5 1021.5 1018.4 1020.0 1027.9 1031.2 1028.6 1030.6 1031.2 DAY 9 28 8 10 21 1 29 31 27 24 26 1 1982 1029.6 1029.5 1025.0 1031.6 1030.9 1021.7 1017.7 1020.3 1027.4 1033.4 1029.7 1031.0 1033.4 DAY 18 11 5 4 10 7 7 15 20 25 18 9 1983 1035.0 1027.7 1029.5 1025.9 1024.5 1024.9 1019.3 1018.2 1023.8 1030.2 1036.1 1031.9 1036.1 DAY 8 10 14 29 31 1 1 31 28 28 26 3 1984 1032.1 1035.7 1028.1 1024.1 1022.5 1018.1 1015.0 1016.2 1023.5 1032.4 1033.3 1035.2 1035.7 DAY 4 22 4 13 12 13 3 30 21 21 30 18 1985 1028.5 1026.5 1036.4 1031.7 1026.9 1018.5 1017.1 1021.6 1028.4 1033.5 1029.6 1031.8 1036.4 DAY 23 24 5 17 12 5 16 30 22 31 19 14 1986 1031.7 1026.3 1028.9 1028.2 1026.5 1019.8 1019.0 1019.3 1024.8 1029.0 1032.9 1033.8 1033.8 DAY 28 22 27 5 19 2 3 31 30 15 21 6 1987 1033.1 1028.9 1026.1 1026.4 1022.1 1020.1 1020.2 1019.8 1025.6 1034.1 1035.3 1034.4 1035.3 DAY 21 1 22 6 13 22 11 7 25 28 30 1 1988 1029.8 1031.3 1025.8 1030.1 1027.5 1018.9 1015.8 1019.7 1026.0 1031.8 1031.3 1028.4 1031.8 DAY 11 7 17 8 4 1 23 21 24 16 5 29 1989 1032.1 1030.6 1023.9 1025.5 1024.2 1018.9 1017.2 1019.7 1028.2 1029.7 1029.7 1024.5 1032.1 DAY 21 3 7 8 1 2 10 19 23 24 8 18 1990 1030.2 1028.9 1032.2 1025.2 1026.9 1018.4 1016.6 1019.7 1022.0 1035.7 1033.6 1030.0 1035.7 DAY 26 7 9 3 15 7 15 2 23 15 22 28 1991 1029.2 1030.4 1026.9 1025.0 1021.1 1021.5 1016.9 1019.4 1025.3 1027.3 1028.2 1027.9 1030.4 DAY 11 15 12 15 4 23 11 22 30 13 27 17 1992 1032.0 1025.9 1028.0 1023.1 1027.6 1021.1 1017.9 1024.9 1026.0 1028.8 1034.0 1027.4 1034.0 DAY 9 16 12 30 2 6 14 31 29 29 3 2 1993 1033.0 1031.0 1028.9 1025.8 1028.0 1024.4 1018.7 1019.8 1026.1 1031.8 1032.1 1030.4 1033.0 DAY 6 9 17 24 9 22 27 28 23 16 25 6 1994 1032.2 1031.8 1025.3 1032.5 1023.9 1017.6 1015.5 1017.6 1028.9 1029.9 1027.0 1030.6 1032.5 DAY 9 17 3 5 7 8 2 7 22 23 2 7 1995 1032.4 1028.6 1027.3 1022.2 1026.0 1019.8 1013.9 1021.2 1022.8 1036.3 1031.8 1032.8 1036.3 DAY 6 17 3 7 26 2 7 24 27 17 15 10 1996 1035.4 1026.6 1022.8 1027.5 1023.6 1021.2 1022.3 1027.0 1024.7 1033.3 1037.3 1032.4 1037.3 DAY 10 27 28 4 4 11 3 29 24 2 18 7 1997 1029.2 1028.9 1030.7 1025.0 1024.4 1017.2 1015.5 1020.4 1027.3 1028.7 1037.4 1030.1 1037.4 DAY 19 25 11 20 7 4 21 24 7 8 7 28 1998 1027.6 1033.4 1030.7 1026.4 1026.9 1020.9 1017.3 1019.2 1024.8 1035.4 1032.0 1034.4 1035.4 DAY 22 22 26 12 3 5 19 19 12 9 20 29 1999 1035.0 1027.4 1026.4 1029.3 1022.5 1022.0 1018.0 1018.9 1023.0 1027.4 1033.4 1033.1 1035.0 DAY 2 11 31 22 27 16 18 18 29 26 30 24 2000 1027.1 1030.0 1026.8 1024.4 1024.1 1020.3 1018.4 1019.1 1024.3 1028.0 1035.6 1029.7 1035.6 DAY 24 29 27 3 5 16 25 20 29 30 17 4 2001 1030.0 1033.6 1029.1 1030.8 1020.4 1020.6 1018.4 1019.8 1025.2 1033.0 1027.7 1029.8 1033.6 DAY 26 9 1 1 19 2 29 5 19 10 2 3 2002 1028.6 1030.3 1033.5 1024.4 1024.6 1020.0 1020.4 1020.4 1024.1 1025.4 1031.0 1037.4 1037.4 DAY 25 18 10 1 17 24 2 31 21 31 17 3 2003 1026.6 1026.6 1028.9 1026.0 1030.0 1023.1 1016.5 1018.3 1027.5 1027.3 1031.9 1035.1 1035.1 DAY 10 12 2 30 1 6 3 30 26 15 25 12 2004 1026.0 1024.2 1034.3 1026.6 1023.6 1023.1 1019.1 1018.5 1025.0 1031.6 1026.9 1034.1 1034.3 DAY 11 29 8 10 22 13 5 17 21 14 30 3 2005 1028.6 1029.3 1025.4 1032.0 1023.6 1018.9 1017.0 1020.2 1023.3 1030.4 1028.9 1034.0 1034.0 DAY 8 16 26 5 19 5 9 27 9 23 15 30 1951-2005 1037.9 1035.7 1036.4 1037.3 1030.9 1026.1 1023.2 1027.0 1031.3 1037.8 1037.8 1037.8 1037.9 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 62-25 53-26 53- 9 52-11 73-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 132 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 996.6 1004.4 1001.7 1001.2 1002.6 1000.8 1000.5 999.9 1003.8 997.9 1003.0 1002.1 996.6 DAY 23 20 21 27 3 1 15 5 11 4 9 15 1952 1000.0 997.1 996.9 1009.0 1010.3 1008.0 1008.2 1008.3 1015.2 1016.1 1014.7 1016.0 996.9 DAY 11 12 18 11 1 13 27 6 15 6 4 10 1953 1009.7 1006.5 1005.1 1010.1 1011.8 1006.4 1007.3 1012.5 1013.4 1012.8 1011.7 1013.7 1005.1 DAY 11 24 13 24 2 29 1 23 9 3 20 21 1954 1007.6 1003.3 1008.7 1010.7 1010.3 1011.3 1009.6 1010.1 1014.8 1015.9 1017.9 1010.8 1003.3 DAY 11 8 24 4 28 8 2 8 10 3 2 7 1955 1014.3 1004.9 1007.0 1006.8 1007.6 1009.2 1005.1 1004.9 1011.2 1017.3 1013.7 1010.8 1004.9 DAY 24 23 3 10 3 29 29 6 9 30 23 29 1956 1006.2 1008.3 1006.0 1008.4 1009.1 1008.1 1005.7 1008.9 1011.6 1015.4 1012.0 1012.6 1005.7 DAY 31 29 17 26 28 26 19 4 12 17 8 10 1957 1003.7 1010.1 1004.1 1014.5 1011.3 1010.3 1005.4 1006.4 1015.2 1015.6 1015.4 1010.6 1003.7 DAY 19 27 7 9 8 30 12 8 28 8 18 7 1958 1004.6 1010.7 1007.4 1006.3 1010.8 1008.2 999.4 1011.4 1010.1 1016.9 1017.7 1011.6 999.4 DAY 30 3 9 20 1 8 9 16 1 15 20 1 1959 1010.9 1004.8 1012.7 1007.4 1005.9 1006.2 1008.2 1006.0 1010.2 1011.5 1015.9 1015.5 1004.8 DAY 23 20 18 6 19 28 27 14 12 12 25 20 1960 1015.6 1009.8 1002.1 1009.5 1009.1 1006.4 1006.9 1003.9 1014.5 1015.0 1010.0 1017.3 1002.1 DAY 9 29 2 18 31 22 5 20 4 8 19 30 1961 1011.4 1012.4 1008.3 1011.2 1004.1 1005.0 1006.8 1009.8 1010.3 1016.2 1011.4 1006.6 1004.1 DAY 21 13 17 13 28 5 11 6 1 21 22 22 1962 1011.2 1006.4 1003.9 1007.8 1007.3 1005.2 1009.6 1009.5 1012.2 1011.1 1019.9 1012.5 1003.9 DAY 5 5 28 5 10 9 16 21 12 10 7 16 1963 1015.4 1010.1 1005.4 1009.4 1005.0 1009.5 1009.2 1010.4 1012.0 1017.0 1014.9 1010.1 1005.0 DAY 1 12 5 16 11 9 5 12 3 23 24 10 1964 1006.2 1011.7 1009.4 1003.2 1010.8 1005.0 1008.2 1007.9 1014.3 1013.5 1000.4 1011.3 1000.4 DAY 18 23 3 7 1 15 7 13 2 5 27 24 1965 1006.3 1003.6 1007.4 1005.3 1009.2 1007.1 1005.8 1011.6 1015.4 1006.5 1013.6 1012.0 1003.6 DAY 11 9 23 20 2 18 12 26 17 24 9 17 1966 1013.6 1005.4 1000.7 1008.6 1012.4 1007.2 1006.8 1007.3 1013.1 1013.6 1016.9 1009.3 1000.7 DAY 27 2 20 13 16 13 16 5 8 15 30 12 1967 1012.0 1005.8 1002.1 1003.7 1006.2 1007.4 1005.7 1009.8 1007.0 1015.1 1014.0 1005.3 1002.1 DAY 30 24 24 25 31 20 9 5 18 1 25 23 1968 1003.8 1014.0 1008.1 1006.6 1010.9 1008.7 1008.1 1008.7 1013.6 1010.2 1018.5 1010.3 1003.8 DAY 10 19 9 23 17 23 4 1 9 25 29 15 1969 1008.9 1009.8 1002.9 1003.9 1008.0 1008.5 1009.4 1008.0 1012.4 1010.5 1014.1 1011.9 1002.9 DAY 23 8 22 13 19 22 29 8 9 29 8 27 1970 1009.2 1009.4 1008.6 1004.3 1007.0 1007.6 1007.5 1006.2 1010.5 1010.4 1016.7 1010.6 1004.3 DAY 22 18 19 19 20 8 10 27 8 14 3 13 1971 1008.6 1003.9 1009.0 1005.8 1010.0 1006.3 1007.2 1011.4 1013.8 1013.5 1013.4 1012.0 1003.9 DAY 13 13 15 13 26 5 23 11 2 6 4 24 1972 1009.6 1015.4 1007.6 1009.1 1003.9 1005.8 1006.0 1010.1 1013.0 1017.8 1013.8 1013.0 1003.9 DAY 22 15 18 24 6 23 31 1 13 30 7 16 1973 1009.1 997.7 1010.0 1007.8 1007.3 1004.4 1006.0 1011.7 1013.1 1015.8 1014.9 1012.7 997.7 DAY 31 22 3 8 30 15 11 9 1 29 3 6 1974 1008.1 1013.0 1013.1 1005.7 1009.8 1009.7 1007.6 1010.0 1010.7 1017.6 1015.2 1011.6 1005.7 DAY 21 12 24 20 27 25 4 8 3 29 24 23 1975 1011.9 1007.3 1006.1 1012.8 1011.8 1008.4 1008.7 1007.4 1007.8 1010.6 1012.7 1010.4 1006.1 DAY 5 10 2 15 1 12 5 15 9 4 29 23 1976 1010.8 1007.6 1008.0 1010.7 1009.3 1010.6 1006.4 1009.6 1013.5 1012.8 1015.5 1013.0 1006.4 DAY 12 5 13 17 21 10 3 30 27 17 28 10 1977 1013.6 1009.5 1012.6 1006.6 1013.5 1005.4 1006.9 1005.5 1015.5 1013.0 1012.4 1012.7 1005.4 DAY 7 7 4 7 25 22 2 17 15 5 17 22 1978 1010.6 1012.0 1002.9 1003.8 1006.0 1001.0 1006.5 1010.3 1012.0 1015.6 1016.6 1010.2 1001.0 DAY 21 17 13 25 31 21 1 13 1 31 7 16 1979 ****** ****** ****** ****** ****** 1007.6 1008.5 1010.2 1015.1 1012.7 1007.4 1009.1 ****** DAY ** ** ** ** ** 23 6 6 5 26 29 1 1980 1011.4 1009.5 999.0 1008.0 1012.7 1007.8 1009.5 1009.8 1011.6 1012.6 1015.0 1011.4 999.0 DAY 6 18 2 26 23 17 2 19 21 4 9 11 1981 1008.7 1009.8 1006.4 1005.7 1007.9 1009.1 1009.3 1011.6 1014.3 1017.7 1011.6 1014.0 1005.7 DAY 3 1 12 30 12 15 5 13 17 16 22 18 1982 1011.4 1008.4 1007.2 1009.6 1012.7 1011.7 1004.8 1006.9 1015.2 1013.0 1013.9 1014.6 1004.8 DAY 31 14 2 18 15 28 31 1 11 20 6 28 1983 1003.3 1010.2 1008.7 1012.7 1011.9 1009.2 1005.5 1009.3 1012.7 1011.2 1016.5 1010.8 1003.3 DAY 24 17 6 23 3 22 27 4 8 4 12 12 1984 1013.9 1009.1 1009.1 1009.4 1004.6 1009.2 1008.4 1008.9 1013.9 1013.3 1010.5 1013.1 1004.6 DAY 14 8 15 9 29 20 15 8 8 17 12 14 1985 1009.8 1000.7 1004.7 1008.7 1011.6 1008.3 1009.7 1012.0 1013.5 1013.5 1018.3 1007.1 1000.7 DAY 2 26 24 24 1 20 27 7 14 10 10 19 1986 1008.6 1013.1 1012.7 1011.1 1008.9 1007.6 1010.8 1011.4 1015.8 1017.0 1012.7 1007.1 1007.1 DAY 19 6 9 11 10 18 20 6 25 23 7 20 1987 1011.6 1007.3 1002.8 1005.3 1011.6 1012.3 1007.3 1010.0 1013.1 1016.0 1012.2 1010.4 1002.8 DAY 2 10 14 19 22 2 3 18 22 4 7 13 1988 1010.3 1011.2 1005.0 1009.8 1007.4 1002.7 1007.9 1008.2 1012.6 1012.4 1012.5 1001.5 1001.5 DAY 29 2 21 30 28 23 15 29 5 30 28 27 1989 1009.7 1014.0 1003.1 1012.9 1012.3 1009.7 1009.6 1007.0 1009.7 1011.7 1014.8 1014.1 1003.1 DAY 17 22 28 14 7 10 6 1 12 1 15 8 1990 1013.6 1006.5 1011.8 1006.5 1006.1 1007.4 1009.4 1010.5 1011.8 1014.3 1014.3 1011.2 1006.1 DAY 17 15 14 15 13 27 30 7 1 31 1 25 1991 1011.6 1011.1 1006.6 1007.2 1005.1 1007.2 1004.7 1008.6 1011.2 1017.4 1017.6 1010.2 1004.7 DAY 3 4 7 4 22 11 7 11 21 4 5 1 1992 1011.4 1009.2 1006.6 1011.3 1011.8 1006.3 1009.6 1011.8 1012.9 1015.0 1012.6 1014.8 1006.3 DAY 30 25 30 22 10 19 18 1 25 24 25 30 1993 1008.3 1011.6 1007.3 1009.1 1011.9 1010.5 1010.6 1011.4 1012.3 1013.7 1011.1 1015.2 1007.3 DAY 8 21 21 20 23 18 24 12 13 1 10 4 1994 1007.6 1006.6 1005.9 1009.1 1008.3 1007.8 1009.0 1008.1 1016.9 1015.1 1011.7 1006.3 1005.9 DAY 16 1 12 2 1 22 7 2 2 14 17 4 1995 1013.4 1010.5 1007.4 1011.3 1011.7 1004.2 1004.8 1009.3 1010.0 1015.0 1010.7 1017.7 1004.2 DAY 1 8 26 19 7 30 16 3 19 12 25 4 1996 1012.0 1005.2 1009.4 1010.7 1012.8 1008.7 1009.8 1009.6 1008.4 1010.0 1018.3 1014.1 1005.2 DAY 6 5 26 13 24 1 6 8 8 27 28 24 1997 1008.3 1010.5 1004.9 1006.9 1006.1 1007.8 1006.5 1009.0 1009.4 1015.6 1018.2 1010.0 1004.9 DAY 31 22 25 9 4 23 16 5 2 6 19 10 1998 997.3 1003.7 1005.5 1007.6 1009.0 1011.8 1003.0 1012.8 1012.0 1012.0 1015.4 1016.6 997.3 DAY 13 13 18 21 21 24 5 12 2 1 1 23 1999 1012.8 1005.8 1007.3 1008.9 1006.9 1001.4 1008.5 1009.2 1011.1 1015.0 1013.3 1014.5 1001.4 DAY 9 20 21 14 20 25 12 6 15 18 26 15 2000 1008.9 1010.5 1010.9 1010.7 1008.1 1006.5 1009.3 1008.9 1009.7 1017.9 1017.4 1011.8 1006.5 DAY 21 7 24 30 27 24 8 3 1 13 6 15 2001 1016.3 1000.8 1006.5 1007.4 1006.3 1006.3 1007.5 1007.5 1011.7 1013.7 1010.3 1013.1 1000.8 DAY 4 21 23 12 9 6 18 31 5 6 17 5 2002 1012.5 1008.9 1005.7 1002.9 1010.0 1003.2 1007.9 1007.4 1014.7 1013.6 1013.6 1007.1 1002.9 DAY 8 25 28 3 29 20 24 8 10 21 12 21 2003 1005.4 1003.2 1005.1 1011.7 1010.7 1007.4 1007.6 1013.1 1010.6 1011.8 1013.6 1012.6 1003.2 DAY 28 20 26 5 30 30 8 1 6 25 20 6 2004 1004.2 1003.6 1011.4 1004.9 1004.7 1008.7 1009.3 1007.2 1013.9 1016.2 1007.9 1012.4 1003.6 DAY 27 15 30 17 14 17 10 12 10 3 23 15 2005 1002.9 1009.6 1005.8 1011.1 1007.2 1005.7 1006.0 1008.2 1012.4 1012.8 1016.2 1011.3 1002.9 DAY 23 1 24 29 3 20 6 7 5 20 30 26 1951-2005 996.6 997.1 996.9 1001.2 1002.6 1000.8 999.4 999.9 1003.8 997.9 1000.4 1001.5 996.6 YEAR-DAY 51-23 52-12 52-18 51-27 51- 3 51- 1 58- 9 51- 5 51-11 51- 4 64-27 88-27 51-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 133 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1004.0 1001.9 1000.6 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.5 1025.9 ****** 1954 1016.9 1019.3 1021.1 1013.2 1010.0 1007.2 1002.4 1007.3 1013.2 1019.2 1023.0 1025.4 1014.9 1955 1025.3 1017.4 1017.5 1016.8 1013.3 1007.4 1002.8 1005.7 1012.9 1020.2 1020.8 1020.3 1015.0 1956 1023.2 1020.6 1017.5 1014.4 1011.0 1009.0 1003.5 1008.5 1013.5 1020.2 1022.7 1026.8 1015.9 1957 1023.8 1024.4 1017.2 1018.6 1011.4 1009.8 1006.3 1008.5 1013.8 1020.8 1023.7 1023.2 1016.8 1958 1020.7 1021.1 1014.9 1014.0 1014.8 1006.3 1002.5 1008.0 1011.9 1020.5 1028.4 1021.8 1015.4 1959 1021.6 1019.6 1019.8 1013.9 1010.5 1008.4 1003.5 1003.5 1008.5 1017.6 1023.6 1027.6 1014.9 1960 1022.2 1021.5 1019.0 1014.4 1013.3 1006.3 1004.7 1005.3 1013.6 1018.5 1022.1 1026.3 1015.6 1961 1023.7 1022.6 1015.8 1014.7 1009.3 1006.4 1002.8 1006.7 1009.9 1021.6 1019.8 1019.0 1014.4 1962 1023.4 1017.9 1014.7 1013.7 1011.4 1008.0 1003.8 1008.9 1015.4 1019.2 1027.6 1021.6 1015.4 1963 1020.2 1018.1 1014.6 1010.4 1007.7 1006.4 1003.5 1006.5 1012.5 1017.6 1021.3 1022.7 1013.5 1964 1028.0 1019.5 1015.8 1012.1 1011.3 1005.2 1002.9 1004.5 1012.7 1021.4 1020.3 1028.7 1015.2 1965 1022.1 1017.4 1019.4 1011.7 1010.8 1006.7 1003.5 1008.3 1014.1 1016.4 1019.6 1020.4 1014.2 1966 1020.1 1016.2 1014.9 1012.9 1012.3 1005.3 1003.3 1004.3 1012.1 1019.5 1027.1 1020.1 1014.0 1967 1024.1 1020.6 1014.1 1012.6 1011.8 1007.3 1003.1 1005.4 1010.6 1019.5 1019.0 1019.7 1014.0 1968 1017.2 1021.2 1015.9 1016.1 1012.7 1006.5 1005.6 1005.9 1011.7 1018.9 1021.9 1021.2 1014.6 1969 1024.6 1025.5 1015.8 1014.7 1012.4 1006.7 1005.1 1008.2 1013.7 1017.8 1023.4 1020.6 1015.7 1970 1022.7 1018.8 1018.3 1015.8 1008.2 1006.4 1003.3 1004.2 1012.1 1017.7 1020.6 1023.7 1014.3 1971 1027.8 1016.3 1016.9 1013.6 1009.6 1003.9 1003.5 1006.4 1013.8 1019.4 1020.0 1019.6 1014.2 1972 1028.1 1030.3 1020.5 1013.9 1011.1 1007.2 1005.2 1010.7 1013.6 1019.3 1021.7 1027.6 1017.4 1973 1025.7 1018.1 1019.0 1011.7 1011.8 1006.0 1003.1 1007.8 1015.2 1019.0 1020.3 1024.9 1015.2 1974 1024.9 1027.4 1022.5 1012.5 1010.9 1006.6 1004.4 1008.4 1013.9 1021.3 1022.9 1022.8 1016.5 1975 1024.1 1019.9 1017.4 1016.1 1011.0 1005.6 1002.8 1006.1 1012.9 1018.7 1024.5 1024.6 1015.3 1976 1018.6 1022.5 1019.7 1015.0 1011.2 1007.9 1002.8 1005.9 1012.4 1018.4 1026.9 1025.1 1015.5 1977 1027.4 1024.0 1019.7 1011.7 1011.8 1004.1 1002.7 1007.0 1014.1 1019.3 1021.1 1022.6 1015.5 1978 1024.0 1022.9 1017.6 1010.8 1011.1 1006.3 1005.3 1007.5 1011.4 1019.8 1025.3 1021.0 1015.3 1979 ****** ****** ****** ****** ****** 1009.8 1004.9 1007.8 1015.1 1017.5 1025.0 1020.7 ****** 1980 1023.2 1023.4 1017.4 1010.9 1011.2 1006.9 1004.4 1008.1 1013.1 1018.1 1020.6 1020.9 1014.8 1981 1021.0 1018.8 1014.4 1013.5 1012.0 1008.1 1004.6 1007.9 1015.0 1022.0 1019.8 1021.7 1014.9 1982 1022.7 1020.5 1017.7 1013.9 1015.1 1008.5 1004.1 1008.3 1015.3 1018.9 1024.4 1024.7 1016.2 1983 1022.8 1019.1 1018.9 1014.5 1011.3 1008.1 1003.1 1005.6 1012.8 1020.0 1021.5 1024.8 1015.2 1984 1022.8 1028.8 1017.3 1012.2 1010.7 1007.1 1002.8 1004.0 1014.6 1020.6 1021.2 1029.5 1016.0 1985 1021.8 1013.5 1022.6 1012.9 1011.5 1005.0 1005.0 1009.3 1012.8 1019.8 1022.8 1022.2 1014.9 1986 1021.8 1020.3 1022.7 1017.3 1011.7 1005.4 1006.1 1009.5 1014.7 1019.6 1022.6 1022.9 1016.2 1987 1023.0 1022.3 1014.8 1016.6 1012.7 1009.4 1007.0 1007.2 1014.9 1025.6 1024.1 1022.5 1016.7 1988 1023.3 1022.6 1014.9 1015.9 1013.2 1004.9 1003.8 1007.2 1014.2 1020.4 1020.6 1019.8 1015.1 1989 1025.4 1027.6 1016.6 1017.4 1014.8 1006.9 1005.3 1007.4 1012.3 1019.0 1022.8 1021.3 1016.4 1990 1025.4 1020.3 1021.2 1013.9 1011.7 1004.8 1005.5 1008.0 1011.4 1019.9 1022.0 1025.7 1015.8 1991 1024.1 1024.1 1020.0 1014.9 1010.9 1008.1 1004.3 1007.9 1014.3 1019.9 1024.3 1020.6 1016.1 1992 1023.7 1018.3 1020.6 1015.4 1016.0 1007.5 1005.9 1010.9 1015.3 1019.5 1021.7 1022.8 1016.5 1993 1024.7 1023.9 1020.3 1014.8 1013.3 1008.1 1006.4 1009.9 1012.7 1024.4 1024.6 1025.9 1017.4 1994 1022.6 1022.2 1018.3 1017.2 1012.0 1005.5 1004.0 1005.8 1018.6 1021.9 1018.3 1024.4 1015.9 1995 1024.0 1022.3 1019.6 1013.5 1013.7 1006.3 1002.3 1006.1 1012.3 1020.7 1019.3 1026.2 1015.5 1996 1026.5 1022.3 1018.6 1017.7 1013.5 1007.5 1005.2 1007.8 1008.1 1017.5 1025.5 1023.1 1016.1 1997 1020.2 1021.9 1015.6 1011.4 1012.4 1004.8 1001.7 1006.3 1013.3 1015.6 1022.9 1020.9 1013.9 1998 1020.0 1021.9 1016.0 1012.1 1012.5 1007.8 1003.0 1007.0 1011.2 1018.9 1020.7 1023.7 1014.6 1999 1022.7 1016.5 1017.3 1015.6 1011.6 1005.1 1003.6 1004.6 1010.7 1016.1 1021.1 1024.1 1014.1 2000 1019.9 1020.3 1016.6 1010.7 1008.1 1006.5 1004.8 1006.0 1010.2 1019.4 1024.6 1021.7 1014.1 2001 1026.2 1020.6 1016.5 1012.6 1007.5 1005.3 1005.5 1007.5 1013.0 1018.7 1019.7 1023.7 1014.7 2002 1022.9 1021.2 1016.5 1012.4 1012.0 1005.5 1006.3 1005.8 1013.2 1016.5 1022.6 1024.7 1015.0 2003 1023.4 1017.7 1018.0 1016.2 1014.3 1007.6 1003.4 1007.7 1012.8 1015.7 1023.2 1025.7 1015.5 2004 1018.4 1018.6 1020.9 1016.2 1009.0 1007.1 1006.2 1006.6 1014.6 1021.2 1019.3 1023.0 1015.1 2005 1021.9 1022.1 1014.7 1017.1 1012.1 1006.2 1004.5 1007.0 1011.5 1019.7 1023.2 1024.4 1015.4 MEAN 1023.0 1021.1 1017.8 1014.0 1011.5 1006.6 1004.2 1007.0 1013.0 1019.4 1022.5 1023.3 1015.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 134 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1010.5 1008.4 1006.8 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 13 1 28 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1042.0 1033.7 ****** DAY ** ** ** ** ** ** ** ** ** ** 9 13 1954 1028.2 1037.0 1036.5 1024.7 1021.5 1011.4 1006.8 1014.0 1020.8 1025.6 1045.2 1040.0 1045.2 DAY 15 22 6 29 1 3 31 19 24 12 26 15 1955 1036.0 1028.3 1028.4 1030.0 1023.5 1014.1 1008.5 1015.2 1022.9 1028.0 1036.2 1037.7 1037.7 DAY 9 8 22 12 27 1 10 20 30 12 12 2 1956 1031.8 1030.0 1025.5 1028.0 1017.0 1016.0 1011.4 1015.0 1028.0 1030.5 1036.0 1036.0 1036.0 DAY 16 26 19 1 11 11 24 29 26 25 13 20 1957 1032.8 1032.5 1028.4 1030.0 1017.8 1015.4 1018.8 1015.0 1017.0 1035.8 1039.0 1035.5 1039.0 DAY 26 8 22 22 12 9 5 16 16 12 19 23 1958 1029.5 1031.6 1027.4 1026.5 1021.7 1012.5 1011.1 1015.0 1020.8 1031.8 1036.0 1032.2 1036.0 DAY 20 13 1 23 13 22 16 25 24 31 22 5 1959 1029.4 1028.1 1029.1 1025.0 1020.0 1044.2 1009.1 1010.0 1017.5 1031.4 1032.8 1036.0 1044.2 DAY 5 11 20 3 3 21 15 27 28 20 22 27 1960 1030.3 1046.1 1030.5 1038.5 1023.0 1014.0 1011.8 1010.0 1019.2 1025.1 1034.6 1035.3 1046.1 DAY 19 22 20 7 5 7 16 14 21 31 26 5 1961 1035.5 1031.2 1033.8 1028.1 1021.7 1015.0 1006.8 1012.7 1017.5 1033.4 1030.0 1028.8 1035.5 DAY 10 22 4 17 14 7 24 9 25 25 15 3 1962 1036.4 1033.2 1028.8 1028.8 1018.1 1015.8 1009.3 1017.3 1029.6 1027.5 1038.5 1033.1 1038.5 DAY 19 11 6 19 14 11 29 26 25 27 22 28 1963 1030.2 1030.3 1026.5 1024.5 1016.8 1012.7 1008.3 1013.0 1026.4 1030.4 1030.8 1044.2 1044.2 DAY 6 6 7 2 14 13 28 5 24 18 2 26 1964 1041.6 1028.3 1027.4 1025.8 1018.6 1013.1 1010.7 1011.2 1021.0 1030.9 1035.8 1041.6 1041.6 DAY 30 28 8 24 2 4 27 21 17 26 30 26 1965 1031.4 1029.0 1034.8 1021.9 1026.6 1012.7 1009.0 1016.2 1022.2 1030.2 1027.7 1027.8 1034.8 DAY 29 1 14 9 20 2 25 9 30 28 10 3 1966 1027.4 1025.9 1025.2 1025.6 1021.1 1011.5 1010.0 1008.2 1018.8 1031.6 1037.1 1038.0 1038.0 DAY 1 22 5 5 18 2 8 16 15 17 23 29 1967 1037.3 1036.3 1027.9 1022.6 1021.9 1018.8 1008.7 1010.9 1021.5 1028.0 1027.1 1028.4 1037.3 DAY 7 3 1 12 4 7 23 16 25 15 9 27 1968 1031.0 1032.6 1031.5 1023.7 1018.8 1017.5 1014.8 1013.6 1020.7 1030.5 1030.6 1034.0 1034.0 DAY 19 6 26 6 8 1 13 30 18 30 22 31 1969 1041.8 1034.4 1030.6 1023.8 1022.0 1017.5 1010.0 1014.6 1027.7 1026.9 1031.5 1027.2 1041.8 DAY 6 10 12 4 11 1 31 31 13 14 22 25 1970 1032.9 1027.8 1027.5 1026.1 1019.3 1019.9 1008.1 1009.7 1020.6 1027.1 1037.2 1037.0 1037.2 DAY 13 16 13 22 9 11 8 30 18 31 14 16 1971 1037.0 1027.2 1029.3 1029.8 1018.3 1009.6 1006.4 1010.3 1019.3 1028.7 1030.3 1037.5 1037.5 DAY 8 1 7 9 2 17 4 2 22 31 20 31 1972 1041.4 1046.9 1036.0 1023.6 1023.8 1015.9 1008.5 1016.9 1020.7 1024.5 1030.3 1038.1 1046.9 DAY 31 1 20 16 23 1 24 25 17 25 11 26 1973 1045.2 1027.4 1031.4 1022.2 1023.9 1013.7 1007.2 1012.9 1029.7 1028.2 1032.8 1039.9 1045.2 DAY 25 2 10 13 7 2 22 30 29 22 20 26 1974 1038.8 1037.5 1032.8 1022.3 1017.8 1010.2 1010.9 1015.6 1019.7 1029.1 1033.2 1031.9 1038.8 DAY 5 4 7 25 2 13 31 26 22 14 17 2 1975 1040.8 1027.6 1028.2 1028.5 1020.3 1010.9 1006.8 1015.8 1021.9 1032.4 1037.2 1037.3 1040.8 DAY 14 23 4 2 5 17 28 18 18 20 15 4 1976 1028.5 1036.1 1031.1 1027.9 1018.3 1013.9 1011.1 1009.9 1020.0 1037.3 1038.7 1036.7 1038.7 DAY 9 21 26 3 1 14 22 26 12 31 14 21 1977 1039.0 1030.5 1035.4 1023.6 1017.3 1010.7 1007.0 1014.2 1026.4 1037.0 1028.5 1038.9 1039.0 DAY 5 22 9 1 28 5 31 31 30 23 26 13 1978 1041.6 1037.6 1028.8 1022.2 1022.4 1021.5 1012.7 1014.7 1020.3 1029.1 1034.5 1038.8 1041.6 DAY 13 5 19 13 3 8 7 21 28 10 5 24 1979 ****** ****** ****** ****** ****** 1020.2 1009.9 1015.4 1023.8 1030.1 1034.9 1031.0 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 22 1980 1034.8 1036.9 1025.9 1023.2 1019.0 1019.1 1010.4 1020.1 1020.2 1024.3 1028.4 1029.8 1036.9 DAY 31 1 28 1 16 1 18 30 26 21 5 16 1981 1030.5 1027.3 1027.7 1026.2 1022.2 1017.0 1010.5 1012.9 1025.8 1030.1 1028.7 1031.4 1031.4 DAY 9 28 8 10 21 1 29 31 23 24 26 1 1982 1035.1 1033.2 1025.8 1031.3 1027.4 1015.5 1010.4 1014.1 1023.6 1034.3 1031.3 1038.3 1038.3 DAY 21 11 5 4 11 3 8 15 20 25 18 9 1983 1039.8 1028.8 1029.5 1023.3 1020.3 1021.0 1011.7 1010.7 1021.0 1027.6 1038.1 1034.9 1039.8 DAY 8 10 14 29 31 1 1 31 28 19 26 18 1984 1033.5 1041.2 1029.0 1021.9 1018.1 1011.6 1006.0 1009.4 1020.9 1032.8 1035.4 1040.3 1041.2 DAY 4 22 4 4 12 16 3 31 22 21 30 18 1985 1029.9 1030.8 1041.1 1032.1 1022.2 1010.6 1009.2 1015.3 1024.4 1032.7 1030.3 1033.6 1041.1 DAY 23 24 5 17 12 5 29 30 22 31 24 14 1986 1034.2 1027.5 1030.2 1026.4 1023.3 1013.1 1010.6 1013.9 1025.4 1029.8 1037.3 1038.1 1038.1 DAY 28 13 27 5 18 2 3 9 30 15 21 10 1987 1039.2 1032.8 1028.9 1029.0 1019.4 1015.1 1015.0 1013.0 1023.9 1038.9 1041.4 1039.8 1041.4 DAY 21 1 22 6 6 21 11 31 24 28 30 1 1988 1034.5 1040.5 1026.3 1030.3 1027.9 1013.9 1009.8 1013.9 1024.2 1031.3 1032.0 1033.7 1040.5 DAY 3 7 17 8 4 1 23 21 25 16 15 29 1989 1035.6 1036.8 1025.8 1024.4 1026.5 1013.6 1008.3 1014.5 1026.4 1029.9 1031.7 1026.6 1036.8 DAY 21 3 7 8 1 2 19 19 23 24 8 27 1990 1035.9 1033.7 1036.8 1026.6 1025.6 1013.3 1009.2 1013.3 1017.0 1038.2 1034.1 1037.2 1038.2 DAY 26 7 17 3 15 7 14 2 25 15 22 29 1991 1033.4 1037.6 1030.9 1025.3 1018.9 1016.5 1009.4 1014.5 1024.3 1026.8 1030.1 1033.2 1037.6 DAY 11 14 12 15 4 23 11 22 28 13 23 17 1992 1038.0 1031.2 1033.8 1023.4 1029.2 1017.5 1011.9 1022.6 1024.3 1029.9 1035.5 1029.5 1038.0 DAY 9 16 12 30 2 6 14 31 29 16 4 24 1993 1038.2 1033.6 1032.0 1027.1 1029.7 1019.9 1012.2 1014.2 1023.3 1031.3 1036.6 1033.4 1038.2 DAY 6 9 17 24 9 22 28 25 23 7 25 20 1994 1035.9 1037.6 1027.6 1036.0 1022.3 1011.7 1008.8 1010.3 1025.3 1030.4 1025.3 1037.9 1037.9 DAY 9 18 1 5 7 8 2 7 20 24 2 7 1995 1037.3 1032.6 1029.7 1022.1 1023.2 1014.4 1007.0 1014.2 1022.3 1038.2 1032.5 1037.8 1038.2 DAY 7 17 3 7 26 1 24 24 22 17 15 10 1996 1043.2 1032.8 1027.1 1029.9 1021.8 1015.5 1014.7 1021.5 1020.5 1032.9 1039.6 1035.9 1043.2 DAY 10 3 20 4 2 11 3 29 24 2 18 7 1997 1033.4 1031.2 1032.3 1023.5 1021.6 1010.5 1006.6 1013.0 1023.3 1025.3 1039.2 1033.9 1039.2 DAY 19 21 11 13 6 4 8 24 7 8 7 28 1998 1030.4 1036.7 1031.1 1024.1 1026.0 1012.7 1008.5 1010.8 1020.9 1037.5 1029.6 1034.6 1037.5 DAY 22 22 26 1 3 5 19 19 12 9 20 29 1999 1040.0 1027.4 1026.5 1030.0 1019.2 1014.9 1009.7 1010.5 1019.6 1026.8 1036.1 1034.1 1040.0 DAY 2 11 18 22 22 16 18 18 29 26 30 24 2000 1031.1 1032.4 1027.5 1022.3 1018.7 1017.2 1011.0 1011.8 1019.5 1026.2 1037.9 1031.3 1037.9 DAY 14 29 27 3 5 13 25 20 29 15 17 10 2001 1037.7 1036.5 1032.5 1030.8 1015.4 1014.8 1011.5 1012.8 1023.0 1034.3 1028.8 1034.3 1037.7 DAY 25 10 11 1 19 2 29 14 20 27 20 3 2002 1032.2 1034.3 1036.0 1023.3 1022.9 1013.8 1013.9 1014.5 1018.1 1023.8 1033.1 1046.4 1046.4 DAY 17 18 10 1 17 24 2 31 30 23 17 3 2003 1030.8 1028.8 1033.7 1026.8 1031.5 1020.5 1009.6 1011.2 1024.8 1024.3 1034.6 1043.4 1043.4 DAY 26 12 2 18 1 6 3 30 26 15 23 12 2004 1029.0 1026.0 1036.1 1026.5 1020.1 1017.8 1011.9 1012.3 1020.8 1031.0 1029.2 1038.4 1038.4 DAY 1 8 8 5 22 13 5 17 21 14 30 3 2005 1031.2 1034.6 1029.6 1035.1 1020.1 1012.1 1009.3 1015.3 1017.6 1030.8 1030.8 1040.9 1040.9 DAY 8 16 26 5 19 8 15 27 9 23 27 30 1951-2005 1045.2 1046.9 1041.1 1038.5 1031.5 1044.2 1018.8 1022.6 1029.7 1038.9 1045.2 1046.4 1046.9 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 59-21 57- 5 92-31 73-29 87-28 54-26 2- 3 72- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 135 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 1800 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 996.3 997.5 995.9 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 27 3 1 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1007.4 1014.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 21 1954 1007.2 1002.2 1005.9 1003.4 1001.0 1002.2 999.9 1000.6 1001.0 1011.8 963.0 1011.1 963.0 DAY 28 8 24 26 28 1 7 8 9 3 29 7 1955 1016.6 1000.6 1005.3 1006.3 1003.0 1002.3 996.2 996.0 1005.1 1013.7 1010.5 1011.7 996.0 DAY 24 16 3 10 3 29 29 6 9 7 23 8 1956 1006.8 1007.8 1003.5 1004.0 1004.0 1000.8 996.8 1002.2 1005.5 1012.8 1009.8 1011.8 996.8 DAY 31 8 17 26 4 26 19 4 13 15 8 10 1957 1003.3 1008.4 1000.5 1011.1 1005.6 1002.6 998.2 997.4 1008.9 1010.8 1013.9 1011.0 997.4 DAY 19 27 7 28 8 30 12 8 28 8 18 6 1958 1003.6 1009.0 1006.0 1001.0 1004.2 1000.0 990.4 1003.9 1002.6 1014.0 1014.5 1010.0 990.4 DAY 30 23 9 20 1 8 9 16 2 17 6 9 1959 1012.1 1008.5 1010.0 1002.2 999.7 997.2 999.4 998.0 1002.3 1006.4 1012.3 1017.2 997.2 DAY 31 20 18 6 19 28 26 16 15 12 10 20 1960 1016.0 1008.4 998.8 999.8 1001.5 997.0 997.0 999.0 1008.2 1010.0 1007.6 1018.7 997.0 DAY 17 29 2 6 31 22 5 11 1 8 19 29 1961 1008.4 1011.5 1006.0 1006.0 995.3 995.0 997.4 1001.3 1001.3 1012.3 1008.2 1006.4 995.0 DAY 21 13 17 13 28 5 11 7 7 16 22 22 1962 1008.9 1003.9 997.0 1003.1 999.4 995.9 999.8 1001.3 1004.9 1003.6 1016.1 1012.6 995.9 DAY 5 5 28 5 10 9 16 21 12 10 7 23 1963 1014.0 1008.1 1003.0 1004.8 1000.1 1001.2 1000.0 1001.7 1004.1 1010.7 1012.4 1009.6 1000.0 DAY 26 25 5 12 28 9 5 2 3 23 24 10 1964 1008.7 1010.5 1008.2 996.8 1004.3 997.0 998.5 998.2 1006.4 997.3 997.0 1010.6 996.8 DAY 18 23 3 7 11 15 11 13 2 7 27 24 1965 1004.7 1001.6 1003.8 998.2 1000.7 997.8 996.0 1003.2 1008.2 1001.2 1010.6 1012.0 996.0 DAY 11 9 23 20 2 18 12 26 17 24 9 17 1966 1010.1 1003.0 997.3 1002.8 1004.6 997.3 998.2 993.7 1005.7 1010.3 1017.3 1006.3 993.7 DAY 27 2 20 17 16 13 16 2 11 15 30 12 1967 1012.1 1003.7 1000.5 997.3 997.3 998.5 996.5 1000.6 1000.7 1009.4 1011.4 1006.3 996.5 DAY 20 24 23 25 31 20 9 4 18 1 25 23 1968 1005.0 1012.7 993.0 1001.8 1003.7 1000.0 998.8 1000.6 1006.9 1005.7 1016.4 1010.8 993.0 DAY 10 21 6 23 17 19 4 1 10 25 29 15 1969 1009.1 1011.0 999.0 999.9 1001.3 999.5 1000.4 998.6 1004.6 1008.8 1010.3 1011.0 998.6 DAY 20 8 22 13 19 22 22 8 9 29 8 24 1970 1011.2 1008.2 1003.2 997.3 997.8 999.3 999.0 997.6 1003.6 1003.2 1013.3 1010.8 997.3 DAY 22 19 19 19 20 8 10 27 8 14 3 13 1971 1009.1 1003.3 1001.9 1000.3 1001.9 999.6 998.3 1003.3 1006.0 1007.7 1010.3 1010.8 998.3 DAY 13 13 15 14 26 5 23 19 2 6 18 14 1972 1013.8 1019.1 1006.9 1002.4 997.6 996.6 998.0 1002.0 1006.5 1013.7 1011.7 1013.7 996.6 DAY 14 17 18 24 6 23 31 1 13 30 7 16 1973 1009.4 995.8 1006.7 1002.7 998.1 995.5 997.4 1003.3 1006.1 1012.7 1010.9 1010.8 995.5 DAY 31 22 3 21 30 15 16 1 9 29 2 29 1974 1012.5 1014.6 1009.5 998.7 1002.9 1002.0 999.1 1002.9 1003.4 1014.0 1014.5 1011.8 998.7 DAY 21 12 24 20 27 25 4 8 3 29 24 23 1975 1012.3 1006.2 1004.1 1006.4 1005.5 999.6 999.3 997.5 999.7 1005.7 1013.0 1008.3 997.5 DAY 5 10 2 30 1 12 4 12 10 9 29 23 1976 1011.1 1006.6 1007.9 1005.4 1001.9 1002.3 997.8 1001.7 1006.4 1007.3 1014.7 1012.7 997.8 DAY 6 5 21 17 21 30 3 10 3 16 28 10 1977 1015.4 1009.5 1007.4 1000.2 1006.3 995.7 997.8 996.7 1009.4 1006.3 1011.5 1012.5 995.7 DAY 20 7 4 7 16 22 2 17 15 5 17 22 1978 1010.9 1012.3 999.1 997.6 999.5 991.6 997.3 1002.1 1005.5 1010.7 1014.3 1009.7 991.6 DAY 21 17 13 25 31 21 1 13 1 31 1 16 1979 ****** ****** ****** ****** ****** 998.8 999.8 1002.5 1008.9 1007.3 1003.7 1007.2 ****** DAY ** ** ** ** ** 23 6 9 12 26 29 1 1980 1010.4 1008.9 997.4 1000.7 1005.3 998.7 1000.6 1001.7 1005.3 1005.1 1013.5 1009.7 997.4 DAY 6 18 2 3 23 17 21 19 21 4 15 12 1981 1009.2 1009.6 1002.4 1000.4 1001.8 1001.3 1000.2 1003.6 1006.5 1013.7 1008.4 1013.6 1000.2 DAY 3 1 27 30 12 4 19 13 19 16 5 18 1982 1011.8 1009.0 1004.9 1003.1 1006.4 1003.2 995.4 997.5 1009.0 1008.0 1012.1 1014.9 995.4 DAY 8 14 19 19 15 28 31 1 11 5 6 28 1983 1001.6 1008.2 1005.2 1007.2 1006.2 1000.0 995.8 1000.2 1004.8 1004.8 1014.1 1008.7 995.8 DAY 24 21 5 23 29 22 27 4 8 4 11 12 1984 1014.5 1009.7 1005.4 1003.5 995.3 1001.5 999.0 1000.3 1007.9 1006.9 1007.2 1013.1 995.3 DAY 14 8 25 17 29 20 15 8 8 19 12 14 1985 1011.4 998.6 1001.4 1001.6 1004.9 999.2 1001.0 1003.4 1006.8 1007.5 1016.0 1002.6 998.6 DAY 2 26 24 24 21 8 27 6 14 10 10 19 1986 1008.5 1012.4 1012.5 1007.7 1001.5 999.3 1002.0 1004.4 1008.9 1012.2 1010.6 1008.4 999.3 DAY 19 26 9 11 10 18 17 3 25 23 8 30 1987 1012.6 1005.9 1000.8 999.8 1004.3 1005.1 999.8 1001.7 1006.4 1012.1 1008.6 1010.4 999.8 DAY 27 10 14 19 24 19 3 15 5 4 7 13 1988 1012.3 1009.8 1000.9 1005.3 999.8 993.5 999.0 1001.3 1004.8 1008.8 1010.6 999.7 993.5 DAY 29 2 21 15 28 23 15 29 5 20 28 27 1989 1014.8 1015.4 1001.6 1008.2 1006.3 1002.0 1001.2 999.9 1003.1 1006.8 1013.2 1016.1 999.9 DAY 2 22 28 14 7 10 6 1 12 1 15 6 1990 1014.7 1006.6 1007.5 1002.7 999.1 998.2 999.7 1001.6 1004.5 1012.2 1011.9 1016.1 998.2 DAY 23 15 14 29 12 27 30 8 1 2 1 25 1991 1014.4 1011.1 1006.6 1002.8 999.3 999.0 995.0 1001.5 1003.4 1013.4 1015.3 1009.1 995.0 DAY 25 4 7 4 22 12 7 11 21 4 5 1 1992 1014.6 1007.5 1004.5 1007.2 1006.1 997.5 1001.5 1004.2 1005.8 1011.6 1010.3 1017.4 997.5 DAY 2 25 30 22 10 19 26 1 25 24 25 19 1993 1012.7 1011.7 1006.4 1002.9 1005.6 1001.7 1002.5 1004.3 1005.2 1007.7 1008.4 1019.0 1001.7 DAY 9 21 9 20 23 18 3 12 14 1 10 4 1994 1008.8 1005.9 1005.3 1005.0 1004.3 999.6 1000.5 999.3 1011.1 1011.8 1009.2 1005.2 999.3 DAY 5 1 12 26 1 22 8 2 2 14 17 4 1995 1014.1 1008.6 1004.5 1007.2 1004.0 993.7 994.4 1000.1 1002.1 1009.6 1007.1 1018.9 993.7 DAY 1 5 26 19 7 30 16 3 19 4 11 4 1996 1010.5 1008.3 1007.1 1005.6 1006.1 1000.0 1001.2 1000.6 998.8 1004.6 1016.9 1013.4 998.8 DAY 6 5 26 13 24 1 6 8 8 27 28 24 1997 1008.6 1009.4 1000.1 1001.8 998.5 997.8 995.6 1000.0 999.1 1008.9 1013.2 1007.0 995.6 DAY 16 22 25 5 4 23 16 5 2 6 5 9 1998 997.9 1005.9 1003.1 1000.8 1000.8 1002.2 992.6 1003.4 1003.0 1005.0 1010.5 1015.5 992.6 DAY 13 8 18 21 21 24 5 13 6 1 1 21 1999 1013.1 1001.1 1003.8 1004.2 998.9 991.3 999.6 998.2 1002.4 1008.7 1010.6 1012.8 991.3 DAY 9 20 21 14 20 25 12 5 15 18 1 15 2000 1007.8 1010.0 1006.0 1002.1 999.8 996.4 999.1 999.0 1000.5 1012.3 1015.7 1012.9 996.4 DAY 20 7 24 30 27 24 8 3 1 12 6 15 2001 1016.2 999.5 1002.7 1001.2 999.5 998.2 1000.0 998.6 1003.9 1009.5 1006.1 1013.3 998.2 DAY 4 21 23 12 30 6 11 31 5 6 18 5 2002 1009.8 1007.7 1000.3 999.9 1002.5 994.7 1000.3 997.9 1008.2 1010.2 1010.7 1008.6 994.7 DAY 8 26 28 3 29 20 24 8 11 21 12 21 2003 1006.9 1003.6 1000.3 1006.5 1004.8 999.8 998.6 1004.6 1003.2 1006.6 1013.2 1012.8 998.6 DAY 28 20 26 5 30 30 8 1 6 25 14 6 2004 1004.7 998.5 1006.4 1002.6 997.2 1001.1 1001.2 998.2 1006.9 1010.9 1004.0 1012.8 997.2 DAY 27 15 30 17 14 17 10 12 10 3 23 15 2005 1003.5 1010.1 1004.5 1005.2 1001.4 997.1 996.5 999.1 1004.2 1007.4 1014.9 1010.9 996.5 DAY 23 1 24 27 3 20 6 7 5 20 8 26 1951-2005 997.9 995.8 993.0 996.3 995.3 991.3 990.4 993.7 998.8 997.3 963.0 999.7 963.0 YEAR-DAY 98-13 73-22 68- 6 51-27 61-28 99-25 58- 9 66- 2 96- 8 64- 7 54-29 88-27 54-29 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 136 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1014.8 1016.0 1010.9 1007.0 1002.6 999.6 996.8 999.5 1004.7 1007.7 1012.9 1014.0 1007.2 1952 1014.5 1008.1 1009.9 1015.7 1012.4 1008.0 1005.1 1007.8 1016.0 1020.3 1025.2 1027.3 1014.2 1953 1021.7 1017.3 1018.5 1017.3 1011.4 1006.6 1005.2 1008.2 1014.4 1022.4 1025.4 1027.7 1016.3 1954 1018.6 1021.3 1022.9 1015.0 1011.4 1008.6 1003.7 1007.8 1013.6 1018.9 1025.3 1025.3 1016.1 1955 1025.1 1017.6 1017.3 1016.6 1012.9 1007.1 1002.4 1005.2 1012.6 1019.9 1020.4 1020.1 1014.8 1956 1023.4 1020.8 1017.2 1013.8 1010.5 1008.8 1003.4 1008.0 1013.2 1019.9 1022.3 1026.9 1015.7 1957 1023.8 1024.3 1017.3 1018.5 1011.3 1009.7 1006.5 1009.0 1014.3 1020.9 1023.9 1023.9 1017.0 1958 1021.5 1021.8 1015.6 1014.3 1015.4 1006.4 1003.2 1008.5 1012.5 1020.8 1029.5 1022.5 1016.0 1959 1022.7 1021.5 1020.7 1014.7 1011.3 1008.3 1004.4 1004.2 1009.3 1018.5 1025.1 1028.8 1015.8 1960 1023.4 1021.3 1020.3 1016.4 1014.5 1007.1 1005.6 1005.6 1014.4 1019.5 1023.7 1028.1 1016.7 1961 1024.9 1024.0 1017.3 1015.7 1010.2 1007.5 1003.4 1007.6 1011.3 1022.9 1021.0 1020.3 1015.5 1962 1025.1 1019.2 1015.9 1014.7 1012.4 1008.9 1004.6 1009.9 1016.4 1020.4 1028.9 1022.6 1016.6 1963 1021.6 1019.3 1015.9 1011.3 1008.5 1007.2 1004.2 1007.3 1013.5 1018.7 1022.7 1024.5 1014.6 1964 1029.2 1020.5 1017.0 1013.2 1012.3 1006.1 1003.8 1005.4 1013.8 1023.7 1021.7 1029.8 1016.4 1965 1023.4 1018.8 1020.7 1013.0 1011.9 1007.7 1004.3 1009.3 1015.2 1017.6 1020.8 1022.1 1015.4 1966 1021.5 1017.6 1016.2 1014.0 1013.4 1006.2 1004.2 1005.8 1013.2 1020.8 1028.6 1021.6 1015.3 1967 1025.4 1022.1 1015.4 1013.7 1012.8 1008.1 1004.0 1006.5 1011.8 1020.7 1020.3 1021.0 1015.1 1968 1018.2 1022.5 1018.1 1017.3 1013.7 1007.5 1006.6 1006.8 1013.0 1020.1 1023.1 1022.4 1015.8 1969 1026.1 1027.0 1017.5 1015.8 1013.2 1007.3 1005.8 1009.2 1014.8 1018.9 1024.7 1022.1 1016.9 1970 1024.2 1020.0 1019.6 1017.0 1009.2 1007.5 1004.3 1005.2 1013.3 1018.9 1022.1 1025.2 1015.5 1971 1029.1 1017.7 1018.2 1014.8 1010.7 1004.9 1004.3 1007.5 1014.9 1020.6 1021.3 1020.7 1015.4 1972 1029.5 1031.9 1021.6 1014.8 1012.1 1008.1 1006.2 1011.7 1014.7 1020.0 1022.6 1029.4 1018.6 1973 1027.7 1019.4 1020.3 1012.6 1012.6 1007.0 1003.7 1008.6 1016.2 1019.9 1021.7 1027.2 1016.4 1974 1026.7 1029.4 1024.1 1013.5 1011.8 1007.5 1005.2 1009.3 1014.8 1022.3 1024.0 1024.8 1017.8 1975 1025.9 1021.7 1018.7 1016.9 1011.9 1006.6 1003.6 1007.1 1013.7 1019.8 1026.1 1026.4 1016.5 1976 1020.4 1024.2 1021.4 1015.9 1011.9 1008.8 1003.6 1006.9 1013.2 1019.4 1028.7 1027.0 1016.8 1977 1029.1 1025.6 1020.6 1012.5 1012.6 1005.0 1003.7 1008.0 1015.0 1020.4 1022.1 1024.3 1016.6 1978 1026.0 1024.7 1018.8 1011.7 1011.9 1007.1 1006.1 1008.5 1012.4 1020.7 1027.0 1022.5 1016.5 1979 ****** ****** ****** ****** ****** 1010.7 1005.7 1008.8 1016.0 1018.4 1026.4 1022.4 ****** 1980 1025.2 1025.3 1018.6 1011.9 1011.9 1007.8 1005.5 1009.0 1013.9 1019.0 1021.3 1022.7 1016.0 1981 1022.8 1020.3 1015.3 1014.4 1012.8 1008.9 1005.1 1008.7 1015.8 1022.8 1020.9 1023.4 1015.9 1982 1024.9 1022.9 1019.5 1014.7 1015.8 1009.6 1005.3 1009.2 1016.2 1019.8 1026.5 1026.7 1017.6 1983 1024.7 1020.6 1020.5 1015.1 1012.0 1008.9 1003.7 1006.4 1013.5 1020.9 1022.6 1026.4 1016.3 1984 1025.0 1030.5 1018.4 1013.1 1011.4 1007.9 1003.5 1004.8 1015.4 1021.5 1022.2 1031.3 1017.1 1985 1024.1 1015.0 1024.1 1013.7 1012.1 1005.9 1005.8 1010.1 1013.7 1020.8 1023.7 1024.1 1016.1 1986 1023.6 1022.0 1024.6 1018.1 1012.5 1006.4 1006.8 1009.4 1014.5 1019.4 1022.4 1022.8 1016.9 1987 1023.0 1022.2 1014.7 1016.4 1012.5 1009.2 1006.8 1007.2 1014.7 1025.5 1024.0 1022.4 1016.5 1988 1023.3 1022.6 1014.8 1015.6 1012.9 1004.8 1003.6 1007.1 1014.0 1020.2 1020.6 1019.8 1014.9 1989 1025.5 1027.7 1016.5 1017.4 1014.6 1006.9 1005.2 1007.3 1012.3 1018.9 1022.7 1021.2 1016.3 1990 1025.4 1020.3 1021.3 1013.7 1011.5 1004.8 1005.4 1007.9 1011.5 1019.7 1021.9 1025.7 1015.8 1991 1024.0 1024.1 1019.8 1014.6 1010.6 1007.9 1004.3 1007.8 1014.0 1019.8 1024.1 1020.5 1016.0 1992 1023.7 1018.2 1020.5 1015.1 1015.6 1007.1 1005.5 1010.5 1015.1 1019.4 1021.6 1022.6 1016.2 1993 1024.7 1023.4 1020.1 1014.5 1013.0 1007.9 1006.3 1009.7 1012.5 1024.3 1024.5 1025.8 1017.2 1994 1022.5 1022.3 1018.1 1017.1 1011.9 1005.3 1003.9 1005.8 1018.5 1021.9 1018.0 1024.3 1015.8 1995 1023.9 1022.2 1019.5 1013.2 1013.4 1006.1 1002.1 1005.8 1012.1 1020.9 1019.2 1026.2 1015.4 1996 1026.5 1022.3 1018.4 1017.3 1013.3 1007.4 1005.8 1008.8 1009.2 1018.7 1026.7 1024.2 1016.6 1997 1021.3 1023.1 1016.7 1012.5 1013.3 1005.8 1002.8 1007.3 1014.2 1016.6 1024.0 1021.9 1014.9 1998 1021.2 1023.0 1017.1 1013.2 1013.5 1008.8 1004.0 1007.9 1012.1 1019.9 1021.8 1024.7 1015.6 1999 1023.7 1017.6 1018.5 1016.5 1012.6 1006.1 1004.6 1005.6 1011.8 1017.2 1022.1 1025.2 1015.1 2000 1021.0 1021.4 1017.7 1011.7 1009.2 1007.5 1005.8 1007.0 1011.2 1020.4 1025.8 1022.9 1015.1 2001 1027.3 1020.6 1016.5 1012.5 1007.4 1005.2 1005.5 1007.4 1012.9 1018.7 1019.7 1023.6 1014.8 2002 1022.9 1021.3 1016.4 1012.4 1011.9 1005.4 1006.3 1005.8 1013.2 1016.5 1022.6 1024.7 1014.9 2003 1023.4 1017.7 1018.0 1016.2 1014.3 1007.6 1003.4 1007.7 1012.8 1015.7 1023.2 1025.6 1015.5 2004 1018.3 1018.6 1020.7 1016.1 1009.0 1007.1 1006.2 1006.5 1014.6 1021.2 1019.3 1023.0 1015.0 2005 1021.9 1022.1 1014.7 1017.1 1012.1 1006.1 1004.5 1007.0 1011.5 1019.7 1023.2 1024.4 1015.4 MEAN 1023.6 1021.5 1018.3 1014.7 1012.0 1007.1 1004.6 1007.5 1013.5 1019.9 1023.1 1024.1 1015.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 137 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1028.0 1025.6 1025.6 1015.8 1013.1 1006.5 1001.3 1005.5 1011.4 1023.2 1025.6 1024.4 1028.0 DAY 31 12 14 13 1 28 10 26 28 31 1 31 1952 1024.6 1014.4 1026.5 1028.2 1030.8 1020.0 1012.5 1014.3 1023.7 1029.3 1042.6 1043.0 1043.0 DAY 17 8 27 8 12 4 15 16 18 30 15 11 1953 1031.5 1030.4 1033.9 1026.9 1017.1 1017.4 1010.1 1013.6 1024.0 1042.4 1043.5 1035.3 1043.5 DAY 2 15 9 1 5 5 18 30 20 26 9 13 1954 1029.8 1039.4 1039.0 1026.0 1023.3 1012.5 1007.1 1013.2 1020.2 1025.9 1045.3 1040.2 1045.3 DAY 18 22 6 29 1 25 31 19 23 12 26 15 1955 1035.9 1028.5 1028.1 1029.2 1023.6 1013.3 1008.3 1014.7 1022.8 1027.5 1035.6 1037.7 1037.7 DAY 9 8 22 12 27 1 10 20 30 12 12 2 1956 1031.9 1030.4 1025.2 1027.5 1016.2 1015.5 1011.9 1014.6 1027.8 1030.0 1036.2 1036.1 1036.2 DAY 19 26 19 1 11 11 27 29 26 25 12 20 1957 1033.0 1032.2 1028.2 1030.0 1017.8 1015.0 1018.8 1014.7 1017.3 1036.2 1037.1 1037.3 1037.3 DAY 26 8 22 22 12 9 5 16 15 12 23 22 1958 1029.5 1032.1 1027.8 1026.8 1022.5 1011.8 1012.3 1015.6 1021.2 1033.1 1036.0 1033.3 1036.0 DAY 19 13 1 23 13 4 16 25 24 31 22 5 1959 1031.3 1032.3 1029.9 1025.8 1021.1 1015.9 1009.9 1010.8 1018.5 1032.6 1034.0 1037.5 1037.5 DAY 5 10 20 3 4 8 15 27 28 20 29 27 1960 1031.8 1031.2 1031.8 1040.1 1026.6 1015.2 1012.8 1010.7 1019.6 1026.1 1036.0 1036.7 1040.1 DAY 19 14 20 7 5 7 16 14 21 31 26 5 1961 1037.2 1032.5 1035.1 1029.2 1021.4 1018.0 1007.4 1013.6 1018.6 1034.7 1031.3 1030.1 1037.2 DAY 10 22 4 17 1 8 24 9 29 25 15 3 1962 1037.9 1034.2 1030.1 1030.1 1019.1 1016.4 1010.3 1018.0 1031.1 1028.7 1040.5 1033.4 1040.5 DAY 19 11 6 19 14 11 29 26 25 27 26 3 1963 1031.6 1031.7 1027.8 1025.8 1017.9 1013.5 1008.7 1013.9 1027.3 1032.0 1032.2 1046.0 1046.0 DAY 6 6 7 2 14 13 29 5 24 18 2 26 1964 1043.6 1029.8 1028.8 1026.7 1019.5 1014.2 1011.2 1012.2 1022.1 1032.3 1037.4 1042.1 1043.6 DAY 30 28 8 24 2 4 27 21 17 31 30 10 1965 1032.8 1031.1 1036.3 1023.4 1027.4 1013.7 1010.1 1017.3 1023.4 1032.9 1028.8 1029.2 1036.3 DAY 31 1 14 9 20 2 25 9 30 28 20 3 1966 1028.9 1027.2 1026.6 1026.9 1022.4 1012.6 1010.8 1009.5 1020.2 1032.8 1038.6 1039.7 1039.7 DAY 1 22 5 5 18 2 8 16 15 17 23 29 1967 1039.8 1037.8 1029.2 1023.9 1023.2 1020.0 1009.9 1012.2 1022.8 1029.3 1028.5 1030.2 1039.8 DAY 6 3 1 1 4 7 23 16 25 15 9 27 1968 1031.8 1034.4 1032.9 1025.2 1019.9 1018.6 1015.8 1014.7 1022.0 1031.9 1032.0 1035.6 1035.6 DAY 19 6 26 8 8 1 13 30 18 30 22 31 1969 1043.8 1036.0 1032.4 1025.0 1023.0 1018.4 1010.7 1015.7 1029.1 1028.1 1032.9 1028.5 1043.8 DAY 6 10 24 4 11 1 31 31 13 14 22 25 1970 1034.9 1028.1 1029.0 1027.3 1020.4 1022.3 1009.2 1010.7 1021.8 1028.3 1038.4 1038.9 1038.9 DAY 13 3 13 22 9 11 8 30 18 31 14 16 1971 1038.3 1028.7 1030.6 1031.1 1019.3 1010.7 1007.6 1011.5 1019.7 1030.0 1031.3 1035.8 1038.3 DAY 8 1 7 9 2 8 4 2 24 31 20 31 1972 1043.9 1046.9 1037.5 1025.0 1024.9 1016.6 1009.5 1018.1 1021.6 1025.5 1031.4 1039.7 1046.9 DAY 31 1 20 16 23 1 11 25 18 25 11 26 1973 1046.7 1030.3 1033.8 1023.1 1024.6 1014.4 1008.3 1013.5 1030.8 1028.9 1034.3 1040.7 1046.7 DAY 25 6 10 13 7 2 22 30 29 22 20 26 1974 1040.1 1041.2 1035.5 1023.3 1018.6 1010.8 1011.5 1016.3 1020.4 1030.1 1034.4 1034.9 1041.2 DAY 5 4 7 2 2 13 31 26 22 14 17 2 1975 1042.0 1029.6 1030.9 1029.5 1021.6 1011.9 1007.4 1016.6 1022.7 1034.0 1039.7 1038.9 1042.0 DAY 14 2 4 2 4 17 28 18 18 20 14 4 1976 1031.0 1037.5 1032.7 1029.5 1019.1 1014.6 1011.8 1011.0 1020.6 1039.7 1041.7 1037.8 1041.7 DAY 1 21 26 3 2 14 6 27 12 31 14 21 1977 1040.4 1032.5 1036.3 1024.3 1017.9 1011.4 1007.8 1015.2 1027.3 1039.2 1029.4 1038.9 1040.4 DAY 5 22 9 1 1 5 31 31 30 23 27 13 1978 1041.6 1038.8 1030.8 1023.0 1023.3 1022.3 1012.6 1015.7 1021.3 1030.0 1036.5 1040.1 1041.6 DAY 13 5 19 13 3 8 7 21 28 10 5 24 1979 ****** ****** ****** ****** ****** 1021.2 1010.7 1016.5 1024.6 1030.9 1036.9 1033.7 ****** DAY ** ** ** ** ** 10 3 29 23 9 12 22 1980 1036.2 1038.5 1027.0 1024.0 1019.8 1019.7 1011.3 1020.7 1020.8 1025.8 1029.3 1032.6 1038.5 DAY 31 1 28 1 16 1 18 30 26 21 5 20 1981 1032.1 1029.5 1028.9 1027.0 1022.8 1017.8 1011.2 1013.8 1026.7 1031.1 1029.7 1033.0 1033.0 DAY 9 28 8 10 21 1 29 31 23 24 26 1 1982 1036.5 1034.9 1027.6 1032.3 1027.9 1016.2 1009.9 1014.9 1023.8 1036.6 1033.7 1039.9 1039.9 DAY 21 11 5 4 10 3 7 15 21 25 18 9 1983 1041.1 1030.8 1030.7 1023.8 1020.9 1021.8 1012.3 1011.4 1021.7 1027.3 1040.8 1037.0 1041.1 DAY 8 10 14 29 31 1 1 31 28 7 26 18 1984 1035.6 1042.6 1031.0 1023.0 1018.8 1012.6 1006.7 1010.3 1019.7 1034.1 1038.3 1041.4 1042.6 DAY 4 22 4 4 4 16 3 31 30 21 30 18 1985 1032.5 1032.0 1042.3 1033.5 1021.0 1011.3 1010.0 1016.2 1024.7 1033.5 1032.4 1036.3 1042.3 DAY 23 24 5 17 13 6 29 30 22 31 24 14 1986 1037.0 1030.4 1032.5 1027.1 1024.2 1013.9 1011.4 1013.7 1025.1 1029.8 1037.3 1038.3 1038.3 DAY 28 13 30 5 18 2 3 31 30 15 21 10 1987 1039.3 1032.8 1028.7 1028.8 1019.2 1015.1 1014.8 1012.8 1023.6 1038.9 1041.0 1040.0 1041.0 DAY 21 1 22 6 6 21 11 31 24 28 30 1 1988 1034.6 1040.9 1026.1 1030.2 1027.1 1013.4 1009.6 1013.4 1024.0 1031.0 1032.0 1033.7 1040.9 DAY 3 7 17 8 4 1 23 21 25 16 15 29 1989 1035.7 1037.0 1025.6 1024.1 1026.3 1013.3 1008.2 1014.2 1026.4 1029.7 1031.2 1026.5 1037.0 DAY 27 3 7 9 1 2 19 19 23 24 8 27 1990 1036.1 1033.7 1037.0 1026.3 1025.2 1013.1 1008.9 1013.1 1016.8 1038.2 1034.0 1037.5 1038.2 DAY 26 7 17 3 15 7 14 2 25 15 22 29 1991 1033.5 1037.9 1030.8 1024.9 1018.6 1016.3 1009.3 1014.5 1023.8 1026.6 1030.1 1033.3 1037.9 DAY 11 14 12 15 4 23 11 22 28 13 27 17 1992 1038.1 1031.1 1033.9 1023.1 1029.0 1016.8 1011.5 1022.1 1023.9 1029.7 1035.3 1029.2 1038.1 DAY 9 16 12 30 2 6 14 31 30 16 4 24 1993 1038.1 1033.5 1031.7 1026.8 1029.5 1019.3 1011.4 1013.7 1023.0 1031.4 1036.6 1034.3 1038.1 DAY 6 9 17 24 9 22 28 25 23 7 25 6 1994 1035.9 1037.8 1027.6 1036.1 1021.7 1011.5 1008.6 1010.2 1025.1 1030.2 1025.0 1038.3 1038.3 DAY 9 18 1 5 7 8 2 7 20 24 2 7 1995 1037.3 1032.4 1029.5 1021.8 1023.0 1014.0 1006.7 1013.7 1022.1 1038.2 1032.6 1037.8 1038.2 DAY 7 17 3 7 26 1 24 24 22 17 15 10 1996 1043.5 1032.9 1026.9 1029.9 1021.6 1015.2 1014.3 1022.6 1021.7 1033.9 1040.7 1036.8 1043.5 DAY 10 3 20 4 2 11 3 29 24 2 18 7 1997 1034.3 1032.6 1033.4 1024.7 1022.6 1011.4 1007.8 1014.1 1024.4 1026.4 1040.2 1034.2 1040.2 DAY 19 7 11 13 6 4 8 24 7 8 7 28 1998 1031.6 1038.0 1032.1 1025.2 1027.1 1013.7 1009.2 1011.7 1021.9 1038.6 1030.9 1035.7 1038.6 DAY 22 22 26 1 3 5 19 19 12 9 20 29 1999 1041.5 1028.4 1027.6 1031.2 1020.2 1015.6 1010.7 1011.5 1020.7 1027.9 1037.2 1035.0 1041.5 DAY 2 11 18 22 22 16 18 18 29 26 30 24 2000 1031.8 1032.6 1028.6 1023.2 1019.7 1018.4 1011.9 1012.6 1020.5 1027.4 1039.0 1032.4 1039.0 DAY 14 29 27 3 5 13 25 20 29 15 17 10 2001 1038.5 1036.6 1032.6 1030.7 1015.4 1014.8 1011.5 1012.8 1022.9 1034.0 1028.7 1034.2 1038.5 DAY 25 10 11 1 19 2 29 14 20 27 20 3 2002 1032.2 1034.5 1036.1 1023.2 1022.9 1013.6 1013.9 1014.5 1018.1 1023.8 1033.1 1046.4 1046.4 DAY 17 18 10 1 17 24 2 31 30 23 17 3 2003 1030.9 1028.8 1033.7 1026.8 1031.5 1020.5 1009.0 1011.2 1024.8 1024.3 1034.6 1043.4 1043.4 DAY 26 12 2 18 1 6 4 30 26 15 23 12 2004 1029.0 1026.1 1036.1 1026.5 1020.2 1017.8 1011.9 1011.3 1020.8 1031.0 1029.3 1038.4 1038.4 DAY 1 8 8 5 22 13 5 7 21 14 30 3 2005 1031.2 1034.7 1029.6 1035.0 1020.1 1012.1 1009.2 1015.2 1017.6 1030.8 1030.8 1040.9 1040.9 DAY 9 16 26 5 19 8 15 27 9 23 27 30 1951-2005 1046.7 1046.9 1042.3 1040.1 1031.5 1022.3 1018.8 1022.6 1031.1 1042.4 1045.3 1046.4 1046.9 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 70-11 57- 5 96-29 62-25 53-26 54-26 2- 3 72- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 138 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 995.3 1007.7 999.7 995.4 994.9 995.0 992.1 991.3 997.0 992.4 1000.0 1001.1 991.3 DAY 23 19 21 27 20 1 31 1 11 4 9 15 1952 1001.8 996.6 994.0 1003.3 1005.9 1000.1 999.4 1000.2 1009.3 1011.9 1012.3 1016.3 994.0 DAY 11 12 18 11 1 13 27 6 15 6 4 28 1953 1010.4 1003.6 1003.6 1004.9 1005.8 998.5 998.2 1005.1 1007.3 1010.2 1008.4 1016.0 998.2 DAY 23 24 13 24 2 29 1 14 14 3 20 21 1954 1009.0 1004.0 1007.4 1009.6 1002.6 1003.8 1001.5 1002.4 1008.4 1011.9 1014.5 1011.5 1001.5 DAY 28 8 24 18 28 1 7 10 3 3 2 7 1955 1017.0 1003.3 1004.6 1006.3 1002.4 1002.1 995.9 996.0 1004.3 1013.6 1010.9 1011.0 995.9 DAY 24 23 3 10 2 30 29 6 9 7 23 8 1956 1007.0 1007.6 1003.3 1003.7 1003.6 1000.8 996.4 1002.1 1005.6 1012.0 1010.1 1012.1 996.4 DAY 31 8 17 26 28 26 19 4 12 17 8 10 1957 1004.0 1008.7 1000.6 1010.9 1004.9 1002.3 997.6 998.0 1009.8 1010.7 1015.2 1011.5 997.6 DAY 19 27 7 28 8 30 12 8 28 8 15 7 1958 1004.6 1010.1 1006.2 1001.9 1004.6 1000.7 991.1 1004.6 1003.1 1012.7 1018.3 1010.9 991.1 DAY 30 23 24 20 1 8 9 1 2 16 20 9 1959 1013.0 1009.3 1011.5 1003.0 1000.0 998.0 1000.3 998.4 1003.4 1007.4 1017.1 1018.0 998.0 DAY 31 20 18 6 19 28 27 14 15 12 12 20 1960 1016.4 1009.1 999.9 1005.3 1001.9 997.6 997.5 995.9 1008.7 1011.0 1008.9 1021.7 995.9 DAY 17 29 2 27 31 22 6 20 4 8 19 30 1961 1009.5 1012.9 1007.2 1006.4 996.3 995.7 998.2 1001.5 1002.9 1013.6 1009.4 1007.7 995.7 DAY 21 13 31 29 28 5 11 7 1 16 23 22 1962 1010.4 1005.0 998.3 1004.1 1000.4 996.7 1000.7 1002.5 1005.9 1004.8 1017.1 1013.6 996.7 DAY 5 5 28 5 10 9 16 21 12 10 7 23 1963 1015.1 1009.3 1004.1 1004.5 1000.9 1002.0 1000.6 1002.4 1005.1 1011.3 1013.6 1010.7 1000.6 DAY 26 25 5 10 30 9 5 2 3 23 24 10 1964 1010.0 1011.7 1009.4 997.9 1005.4 997.9 999.3 999.2 1007.3 1010.2 998.6 1012.0 997.9 DAY 18 23 3 7 11 15 10 13 2 5 27 24 1965 1006.7 1002.9 1005.1 999.4 1001.8 998.8 996.9 1004.3 1009.5 1002.4 1011.1 1013.2 996.9 DAY 11 9 23 20 2 18 12 26 17 24 9 17 1966 1011.9 1004.2 998.9 1004.0 1005.6 998.3 999.3 998.6 1006.8 1011.3 1018.9 1007.7 998.3 DAY 27 2 20 17 16 13 16 5 24 15 30 12 1967 1013.4 1005.1 1001.9 998.4 998.3 999.5 996.9 1001.4 1002.1 1010.5 1012.7 1007.8 996.9 DAY 20 24 23 25 31 20 9 4 18 1 25 23 1968 1003.7 1014.0 1004.1 1002.7 1004.7 1000.7 999.8 1001.5 1008.1 1006.8 1017.8 1012.1 999.8 DAY 16 21 14 23 17 30 4 9 10 25 29 9 1969 1010.5 1012.3 1000.0 1000.8 1002.4 1000.3 1001.1 999.1 1005.6 1009.9 1011.5 1013.3 999.1 DAY 20 8 22 13 19 22 22 8 9 29 8 31 1970 1012.6 1009.5 1004.4 998.5 998.8 1000.1 999.7 998.6 1005.0 1004.4 1014.4 1012.1 998.5 DAY 22 19 19 19 20 20 1 27 8 14 3 13 1971 1010.4 1004.6 1003.2 1001.5 1002.9 1000.5 999.4 1004.3 1007.1 1008.9 1011.5 1012.2 999.4 DAY 13 13 15 14 26 29 23 19 2 6 18 14 1972 1015.2 1020.4 1008.1 1003.2 998.6 997.4 998.6 1002.9 1007.2 1014.6 1012.4 1015.7 997.4 DAY 14 17 18 24 6 23 31 1 13 30 7 16 1973 1011.0 996.8 1007.5 1003.6 1000.3 996.7 997.7 1004.0 1007.2 1013.7 1011.9 1014.5 996.7 DAY 16 22 3 21 30 15 11 1 9 29 3 6 1974 1013.8 1015.7 1010.4 1000.0 1004.0 1003.2 1000.2 1003.9 1004.5 1015.1 1015.6 1013.3 1000.0 DAY 21 12 24 20 27 25 4 8 3 29 24 13 1975 1014.0 1007.4 1005.3 1007.3 1006.4 1000.7 999.8 997.9 1000.7 1006.9 1014.4 1009.3 997.9 DAY 5 10 2 30 1 12 4 12 10 9 28 23 1976 1012.4 1007.7 1008.8 1006.3 1002.5 1003.4 998.8 1002.8 1007.5 1008.4 1015.7 1014.1 998.8 DAY 19 5 21 17 21 30 15 10 4 16 28 10 1977 1017.8 1011.0 1008.4 1001.8 1007.2 996.4 998.7 997.8 1010.4 1007.2 1012.5 1013.6 996.4 DAY 20 7 4 7 16 22 10 17 15 5 17 22 1978 1012.0 1013.5 1000.0 998.2 1000.5 992.5 998.4 1003.1 1006.6 1011.7 1015.1 1010.9 992.5 DAY 21 21 13 25 31 21 1 17 1 31 1 16 1979 ****** ****** ****** ****** ****** 999.8 1000.5 1003.5 1009.8 1008.1 1004.9 1008.3 ****** DAY ** ** ** ** ** 23 31 13 12 26 29 1 1980 1011.5 1009.9 998.4 1002.7 1006.3 999.7 1002.3 1002.9 1006.1 1005.9 1012.9 1010.8 998.4 DAY 6 18 2 16 23 17 3 19 21 4 9 12 1981 1011.1 1010.7 1003.2 1001.2 1002.5 1002.1 1000.8 1004.6 1006.8 1014.4 1009.4 1014.6 1000.8 DAY 3 9 27 30 12 4 19 13 17 16 5 18 1982 1013.5 1010.9 1005.9 1004.1 1007.2 1004.2 996.2 998.0 1009.8 1008.9 1013.1 1016.6 996.2 DAY 8 14 19 19 15 28 31 1 11 5 6 28 1983 1002.6 1009.4 1006.2 1007.9 1006.7 1000.7 996.4 1000.5 1005.6 1005.6 1014.9 1009.7 996.4 DAY 24 21 5 23 29 22 27 4 8 4 11 12 1984 1016.5 1011.8 1006.3 1004.3 996.2 1002.5 999.7 1001.3 1009.0 1007.8 1008.2 1014.5 996.2 DAY 14 8 25 17 29 20 15 8 8 19 12 14 1985 1014.5 999.7 1002.5 1002.7 1005.7 1000.3 1001.9 1004.2 1008.1 1009.6 1016.9 1003.6 999.7 DAY 2 26 24 24 21 8 27 6 14 10 10 19 1986 1010.1 1013.4 1013.6 1008.4 1002.4 1000.4 1002.4 1004.0 1008.8 1012.0 1010.5 1008.4 1000.4 DAY 19 26 9 11 10 18 17 3 25 23 8 30 1987 1012.6 1006.0 1001.0 1000.0 1004.5 1005.2 999.7 1001.9 1006.5 1012.0 1008.6 1010.5 999.7 DAY 27 10 14 19 24 19 3 15 5 4 7 13 1988 1012.4 1009.9 1001.1 1005.0 999.7 993.6 998.9 1001.4 1004.7 1009.8 1010.6 999.9 993.6 DAY 29 2 21 15 28 23 15 29 5 20 28 27 1989 1013.8 1015.5 1000.3 1008.2 1006.0 1002.2 1001.3 1000.2 1003.3 1006.9 1013.0 1016.0 1000.2 DAY 17 22 28 14 7 10 6 1 12 1 15 6 1990 1014.7 1006.8 1008.5 1002.7 999.0 998.4 999.8 1001.5 1004.7 1012.1 1011.6 1016.3 998.4 DAY 23 15 14 29 12 27 30 8 1 31 1 25 1991 1014.3 1011.2 1006.7 1002.7 999.3 999.1 995.3 1001.7 1003.4 1013.2 1015.0 1009.4 995.3 DAY 25 4 7 4 22 12 7 11 21 4 5 1 1992 1014.6 1007.6 1004.6 1007.0 1005.9 997.5 1001.3 1003.9 1005.7 1011.4 1010.2 1017.2 997.5 DAY 17 25 30 22 10 19 26 1 25 24 25 19 1993 1012.7 1011.7 1006.5 1003.1 1005.2 1001.8 1002.5 1004.3 1005.3 1007.8 1008.5 1018.9 1001.8 DAY 9 21 9 20 23 18 3 12 13 1 10 4 1994 1008.8 1005.9 1004.7 1004.8 1004.0 999.5 1000.6 999.4 1011.2 1011.9 1009.0 1005.1 999.4 DAY 5 1 12 26 1 22 8 2 2 14 17 4 1995 1014.0 1008.6 1004.4 1007.0 1004.0 993.8 994.5 999.9 1002.3 1009.7 1006.9 1018.6 993.8 DAY 1 5 26 19 7 30 16 3 19 4 11 4 1996 1010.5 1008.3 1007.1 1005.7 1005.9 1000.1 1001.2 1001.6 999.9 1005.6 1017.8 1014.8 999.9 DAY 6 5 26 13 24 1 6 8 8 27 28 24 1997 1009.6 1010.8 1001.4 1002.8 999.7 999.0 996.7 1001.0 1000.1 1010.0 1014.2 1008.1 996.7 DAY 16 22 25 5 4 23 16 5 2 6 5 9 1998 999.0 1007.2 1002.5 1002.0 1001.8 1003.4 993.8 1004.4 1003.9 1005.9 1011.3 1016.5 993.8 DAY 13 8 18 21 21 24 5 13 2 1 1 21 1999 1014.1 1002.4 1004.9 1005.1 999.9 992.5 1000.7 999.5 1003.2 1009.8 1011.7 1013.7 992.5 DAY 9 20 21 14 20 25 12 5 15 18 26 15 2000 1009.0 1011.2 1007.0 1002.9 1000.8 997.8 1000.2 1000.0 1001.8 1013.2 1018.0 1014.0 997.8 DAY 20 7 24 30 27 24 8 3 1 12 6 15 2001 1017.4 999.5 1002.7 1002.3 999.0 998.1 999.9 998.5 1004.0 1009.4 1006.0 1013.1 998.1 DAY 4 21 23 12 9 6 11 31 5 6 18 5 2002 1009.7 1007.7 1000.4 999.8 1002.5 994.6 1000.2 998.0 1008.2 1010.3 1010.8 1008.6 994.6 DAY 8 26 28 3 29 20 24 8 11 21 12 21 2003 1006.9 1003.6 1000.3 1006.6 1004.9 999.9 998.6 1004.6 1003.2 1006.6 1013.2 1012.8 998.6 DAY 28 20 26 5 30 30 8 1 6 25 14 6 2004 1004.7 998.5 1006.4 1002.6 997.2 1001.0 1001.2 998.2 1006.9 1010.9 1003.9 1012.8 997.2 DAY 27 15 30 17 14 17 10 12 11 3 23 15 2005 1003.5 1010.1 1004.5 1005.3 1001.4 996.0 996.4 999.1 1004.2 1007.3 1014.9 1010.9 996.0 DAY 23 1 24 27 3 21 6 7 5 20 8 26 1951-2005 995.3 996.6 994.0 995.4 994.9 992.5 991.1 991.3 997.0 992.4 998.6 999.9 991.1 YEAR-DAY 51-23 52-12 52-18 51-27 51-20 99-25 58- 9 51- 1 51-11 51- 4 64-27 88-27 58- 9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 139 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 896.9 897.6 895.9 895.6 893.7 892.4 890.9 892.6 896.0 896.3 898.2 897.9 895.3 1952 896.8 893.1 895.0 903.3 901.8 900.1 898.4 899.9 905.3 907.4 908.1 908.9 901.5 1953 904.3 901.9 902.8 904.2 901.3 898.9 898.5 900.5 904.3 908.1 908.2 908.3 903.4 1954 901.2 902.7 905.9 901.9 901.5 900.0 897.2 900.0 903.4 906.6 908.8 907.7 903.1 1955 907.3 902.2 902.0 903.8 902.4 899.4 896.3 898.4 903.1 906.8 906.0 903.5 902.6 1956 904.3 903.4 901.2 901.3 900.6 900.2 897.2 900.3 903.2 907.4 907.1 907.9 902.8 1957 903.7 905.7 902.5 904.5 901.2 901.1 899.1 901.1 904.3 907.3 907.1 905.8 903.6 1958 904.1 905.3 902.1 902.4 904.7 899.2 896.9 900.5 902.6 907.6 910.5 905.1 903.4 1959 904.9 901.7 904.6 903.4 901.2 900.5 897.3 897.8 900.7 906.0 908.0 909.0 902.9 1960 906.1 905.7 903.2 903.0 903.6 899.6 898.7 898.8 904.5 907.3 907.5 908.7 903.9 1961 906.3 905.7 902.2 902.7 901.0 899.7 897.3 900.1 901.9 908.9 905.8 904.0 903.0 1962 906.5 903.1 902.1 901.9 902.5 900.5 898.4 901.6 905.3 907.3 911.1 905.2 903.8 1963 905.0 904.1 900.8 899.8 898.6 899.6 897.9 899.8 904.0 906.8 906.8 905.5 902.4 1964 906.3 903.0 903.0 900.3 902.4 898.6 897.2 898.3 903.6 909.1 906.0 908.8 903.0 1965 904.3 901.7 904.6 900.3 902.3 899.8 897.9 901.6 904.9 905.8 906.3 905.0 902.9 1966 905.3 902.4 901.6 901.5 903.1 899.3 897.5 898.7 903.4 907.2 911.8 904.6 903.0 1967 905.2 903.6 900.3 900.3 902.3 899.8 897.3 899.0 902.0 907.4 905.5 903.5 902.2 1968 900.9 904.7 902.6 903.6 903.3 899.1 899.1 899.0 903.2 907.1 907.7 904.8 902.9 1969 905.1 906.4 902.2 902.6 902.6 899.4 898.3 901.1 904.3 905.9 907.7 905.2 903.4 1970 904.6 903.8 904.2 904.6 900.3 899.6 897.3 898.0 903.1 906.2 906.9 906.1 902.9 1971 909.0 900.9 903.9 902.1 901.6 897.4 897.5 899.5 904.5 907.6 906.5 903.9 902.9 1972 907.0 908.0 904.5 902.8 901.1 900.0 898.7 902.6 904.8 907.7 907.3 909.1 904.5 1973 907.3 903.6 904.3 900.9 902.5 899.6 897.3 901.3 905.6 907.6 906.4 908.5 903.8 1974 906.1 907.9 908.0 900.8 902.2 899.6 898.4 900.8 904.3 908.4 908.6 906.1 904.3 1975 906.6 903.8 903.6 904.4 902.3 899.3 897.4 899.7 903.8 906.3 908.7 907.4 903.6 1976 903.0 904.8 904.1 903.2 902.1 900.6 896.9 899.2 903.6 906.0 910.7 908.2 903.5 1977 906.6 907.5 907.0 901.3 902.5 898.1 897.0 900.1 905.1 907.0 906.6 906.5 903.8 1978 906.5 906.1 903.4 900.0 901.3 899.0 899.4 900.3 902.9 907.8 909.3 905.8 903.5 1979 ****** ****** ****** ****** ****** 901.8 899.2 900.5 905.9 906.8 909.5 905.0 ****** 1980 905.5 905.5 903.2 901.4 902.4 900.0 898.8 900.8 903.8 906.1 906.6 905.4 903.3 1981 905.0 903.8 901.5 902.0 902.5 900.5 898.5 900.8 905.6 908.9 905.8 905.7 903.4 1982 904.6 904.2 903.2 903.3 905.4 901.3 898.0 900.8 905.4 906.7 908.8 907.3 904.1 1983 905.4 903.7 904.0 902.7 902.1 901.0 897.8 899.4 903.7 907.5 907.9 907.9 903.6 1984 906.1 909.6 903.4 901.5 901.5 899.9 897.7 898.3 905.0 908.0 906.8 910.2 904.0 1985 904.8 899.0 906.9 901.9 902.4 898.7 899.1 901.8 903.9 907.4 908.4 906.2 903.4 1986 905.4 904.6 906.6 904.9 902.5 898.3 900.0 901.3 904.7 907.1 906.5 904.9 903.9 1987 905.9 904.9 900.6 903.5 902.7 901.2 899.7 899.9 904.4 909.9 908.3 905.6 903.9 1988 904.9 904.6 900.6 903.4 902.5 897.9 897.4 899.4 903.9 907.3 906.0 903.7 902.6 1989 905.0 907.5 901.8 905.0 903.5 899.6 899.0 900.1 902.5 906.8 907.1 904.4 903.5 1990 906.2 902.9 906.0 901.5 902.1 898.2 898.8 900.7 902.6 906.7 907.5 906.9 903.3 1991 905.4 905.8 904.1 902.7 900.2 900.1 897.7 900.0 904.3 907.1 908.3 903.7 903.3 1992 904.8 901.2 903.7 902.2 903.4 899.2 899.0 902.3 904.8 906.4 906.9 905.4 903.3 1993 905.8 905.6 904.2 902.3 902.3 899.9 899.5 901.6 903.4 910.2 907.6 908.0 904.2 1994 904.7 904.1 903.7 904.3 902.3 898.1 897.5 899.2 907.2 908.4 904.4 906.5 903.4 1995 906.8 905.0 904.3 901.6 903.6 898.8 896.7 899.4 902.8 907.3 905.1 907.9 903.3 1996 907.5 904.6 902.7 904.0 903.4 900.1 899.6 901.2 901.1 906.2 910.3 907.4 904.0 1997 903.8 905.4 901.0 901.0 903.0 898.7 897.1 900.3 904.7 905.6 907.9 905.1 902.8 1998 903.1 904.4 902.1 902.1 903.2 901.3 897.9 900.9 903.0 907.3 907.6 908.7 903.5 1999 906.0 902.7 903.1 903.7 902.5 898.8 897.8 899.3 902.7 905.5 906.5 908.5 903.1 2000 903.5 904.4 903.0 901.6 900.8 899.6 899.2 900.1 902.3 907.5 909.2 906.0 903.1 2001 907.9 904.1 903.1 902.0 899.6 898.5 898.9 900.5 903.6 906.4 905.6 907.0 903.1 2002 905.6 904.8 902.8 900.3 901.7 898.6 899.4 899.0 904.0 905.8 907.8 905.9 903.0 2003 905.2 901.5 903.0 903.4 903.4 899.7 897.5 900.7 903.5 905.0 907.7 907.8 903.2 2004 902.2 903.6 906.3 903.2 900.0 899.6 899.2 899.5 904.9 908.4 905.3 905.2 903.1 2005 904.0 904.3 901.2 904.8 902.2 899.0 898.4 899.7 902.8 907.7 907.8 907.7 903.3 MEAN 904.9 903.9 903.0 902.3 902.0 899.4 898.0 900.0 903.7 907.0 907.4 906.3 903.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 140 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 905.8 905.5 906.2 901.7 900.7 898.6 895.1 895.6 900.3 905.2 908.1 904.6 908.1 DAY 30 12 14 13 30 28 10 26 27 31 1 31 1952 905.8 898.5 909.5 912.8 913.2 909.1 903.1 904.9 911.0 914.3 917.6 919.0 919.0 DAY 17 28 27 8 12 3 15 16 27 30 16 11 1953 912.4 912.3 914.6 910.9 905.6 906.5 903.4 905.0 911.7 920.8 920.5 914.8 920.8 DAY 2 15 18 1 4 5 18 30 20 26 9 13 1954 909.4 914.4 914.9 911.8 909.9 904.0 899.5 904.4 907.9 912.2 918.9 920.6 920.6 DAY 15 21 1 29 1 3 31 31 22 12 26 15 1955 915.1 910.5 911.8 911.0 908.3 903.9 900.8 904.7 909.6 911.9 914.7 917.6 917.6 DAY 9 8 22 1 27 1 9 20 30 12 12 2 1956 911.0 909.9 906.3 911.4 904.7 906.2 903.0 904.9 912.6 926.7 917.9 915.1 926.7 DAY 22 26 19 15 22 11 24 31 28 12 12 18 1957 911.4 911.9 911.4 912.9 907.4 906.0 907.8 905.3 906.9 916.7 913.4 914.6 916.7 DAY 4 19 22 22 11 20 5 16 15 12 23 22 1958 909.6 913.3 909.5 912.1 910.7 907.8 903.6 905.2 908.9 914.7 916.2 914.0 916.2 DAY 19 13 1 23 23 23 15 25 24 31 15 5 1959 911.3 907.4 913.1 910.2 906.8 905.6 901.7 902.0 906.8 916.1 914.9 915.9 916.1 DAY 13 14 20 8 4 21 15 29 24 20 21 27 1960 912.4 911.8 909.2 920.1 911.1 905.5 904.4 903.0 907.7 912.9 916.1 915.6 920.1 DAY 19 14 19 7 5 7 16 14 19 30 26 5 1961 915.1 913.4 914.0 909.6 910.8 905.1 901.4 904.4 907.6 916.0 911.4 912.9 916.0 DAY 9 21 4 17 14 8 23 9 24 24 1 3 1962 916.1 913.0 912.3 911.8 906.8 905.8 902.7 908.6 914.5 914.6 920.2 915.3 920.2 DAY 19 11 6 19 16 22 29 26 25 27 22 3 1963 911.4 912.6 907.7 908.7 904.4 904.6 901.6 905.1 914.4 914.5 915.5 919.4 919.4 DAY 5 6 22 2 14 12 28 5 24 18 26 26 1964 914.0 908.9 910.0 912.8 907.2 905.5 901.7 902.8 909.5 915.4 917.3 915.9 917.3 DAY 30 27 15 24 2 3 21 21 28 29 1 1 1965 913.0 910.7 914.8 907.7 913.4 905.5 901.9 907.1 909.6 914.3 911.9 911.3 914.8 DAY 29 1 15 8 20 2 25 9 30 28 28 31 1966 909.0 909.5 909.5 909.0 908.6 904.4 902.6 902.1 909.4 916.0 918.6 915.4 918.6 DAY 1 22 5 26 17 2 8 15 15 9 22 29 1967 913.6 914.5 908.9 909.8 909.5 906.6 902.9 903.6 908.6 914.8 912.6 909.9 914.8 DAY 6 3 9 12 4 7 14 24 25 15 9 11 1968 910.9 911.1 914.4 909.0 908.0 907.3 903.8 903.9 909.5 915.4 913.3 913.9 915.4 DAY 19 6 26 21 7 1 14 24 19 27 21 31 1969 916.3 913.2 911.5 909.6 910.0 906.8 901.8 905.7 914.3 912.6 913.9 911.7 916.3 DAY 6 10 12 26 11 1 31 30 13 9 23 25 1970 913.9 910.5 911.5 912.6 907.4 907.9 900.2 903.2 908.8 914.2 918.8 913.8 918.8 DAY 2 15 25 22 9 11 8 30 18 31 14 30 1971 919.0 907.6 912.2 913.3 907.3 902.1 900.5 903.0 908.1 915.4 915.3 916.1 919.0 DAY 8 1 6 9 1 17 31 20 23 11 20 31 1972 918.1 917.6 916.1 910.0 910.7 907.4 901.8 906.8 910.8 912.6 915.1 914.6 918.1 DAY 4 1 15 15 23 17 16 25 16 25 11 10 1973 921.5 911.3 913.2 908.9 912.0 905.8 901.2 904.3 915.0 917.1 916.2 919.4 921.5 DAY 25 9 9 10 7 2 22 30 26 22 20 26 1974 917.0 914.4 915.4 909.7 906.8 902.4 903.4 905.5 908.3 915.4 917.0 914.4 917.0 DAY 5 3 3 25 9 17 31 24 22 14 17 2 1975 920.2 911.4 911.9 913.0 908.4 904.0 901.1 906.0 911.7 915.5 917.9 915.0 920.2 DAY 14 17 30 4 4 17 28 18 18 20 14 4 1976 911.3 914.8 911.5 911.4 906.8 904.4 903.3 902.2 910.1 918.4 920.0 915.2 920.0 DAY 9 19 26 3 1 14 6 14 10 31 13 21 1977 917.4 914.5 918.8 909.3 907.6 902.5 900.2 904.9 914.8 916.4 913.1 916.7 918.8 DAY 5 22 9 1 28 1 21 31 30 23 26 12 1978 916.0 917.0 912.9 908.4 907.9 910.0 904.5 905.9 909.6 915.6 916.8 919.0 919.0 DAY 13 5 19 11 3 8 7 21 27 10 5 23 1979 ****** ****** ****** ****** ****** 910.4 903.9 906.1 912.7 915.6 917.5 913.3 ****** DAY ** ** ** ** ** 10 20 28 23 9 12 22 1980 913.5 913.2 910.2 910.2 908.2 907.7 903.8 910.2 911.0 909.9 913.9 912.6 913.9 DAY 31 1 27 1 16 1 17 30 25 6 2 16 1981 913.7 910.0 912.1 911.3 912.0 906.2 903.4 905.2 911.2 915.1 912.8 914.2 915.1 DAY 8 28 8 10 21 1 29 31 27 24 15 1 1982 914.5 913.1 909.9 915.4 915.4 907.0 903.1 905.2 911.4 916.7 913.5 915.4 916.7 DAY 18 11 15 4 10 6 7 15 20 25 17 9 1983 918.1 911.9 912.9 910.1 909.1 909.0 903.7 903.6 908.8 914.5 917.2 916.4 918.1 DAY 8 10 14 29 31 1 1 7 30 28 26 3 1984 916.0 919.7 912.4 909.3 906.8 902.5 900.8 902.0 908.3 916.4 916.4 918.9 919.7 DAY 4 22 4 13 11 13 3 30 21 21 30 18 1985 911.3 909.6 920.1 915.0 910.9 903.5 902.2 906.6 912.1 917.0 913.9 915.0 920.1 DAY 14 24 5 17 12 5 16 30 22 31 17 14 1986 915.1 910.4 913.0 912.4 910.6 903.8 903.7 904.6 909.1 913.8 915.9 918.4 918.4 DAY 28 22 29 4 19 2 3 31 22 14 21 6 1987 916.9 911.6 911.1 909.8 906.4 905.1 904.5 905.0 911.3 918.0 918.5 918.3 918.5 DAY 20 6 22 30 13 22 11 7 23 28 30 1 1988 914.3 914.8 910.4 914.2 911.3 904.1 901.5 904.1 910.8 915.3 915.7 912.2 915.7 DAY 11 6 17 8 4 1 22 21 24 16 5 29 1989 916.5 914.8 908.3 910.0 908.1 903.4 902.2 905.1 912.1 913.7 913.1 908.4 916.5 DAY 21 3 8 8 21 2 9 19 23 23 8 18 1990 914.6 912.9 916.4 908.0 910.8 903.1 901.7 904.6 906.8 918.2 916.2 914.5 918.2 DAY 26 7 16 3 15 7 25 2 23 15 22 28 1991 913.0 914.4 910.6 908.9 905.1 906.0 901.9 904.4 909.2 911.2 912.2 911.4 914.4 DAY 11 14 12 15 4 23 11 21 29 13 22 17 1992 915.6 909.8 911.8 907.4 911.0 906.0 902.8 909.3 910.5 913.5 917.9 912.6 917.9 DAY 9 16 12 30 2 6 14 31 29 29 3 2 1993 916.4 915.0 912.7 909.7 911.3 909.2 903.4 905.3 910.2 915.7 915.8 913.8 916.4 DAY 6 9 17 24 9 22 27 28 22 16 25 6 1994 916.2 915.9 909.8 915.4 908.5 902.2 900.6 903.0 913.0 913.7 911.3 914.8 916.2 DAY 9 17 31 5 18 8 1 7 22 23 2 7 1995 915.7 912.5 911.4 905.7 910.5 904.8 899.8 906.3 907.9 919.8 915.5 916.5 919.8 DAY 6 17 3 7 26 2 24 24 21 17 15 10 1996 918.2 910.7 907.0 912.2 908.4 906.0 906.7 911.4 909.3 916.5 920.3 916.5 920.3 DAY 10 26 20 4 3 11 3 29 24 2 18 7 1997 913.3 912.7 915.0 908.1 909.0 904.8 901.1 904.7 911.0 912.5 920.5 914.4 920.5 DAY 23 25 10 13 7 4 21 24 7 8 7 28 1998 911.9 917.5 912.8 910.2 911.3 905.5 902.8 903.8 909.1 917.8 916.5 917.1 917.8 DAY 3 22 26 12 2 5 19 19 12 9 20 29 1999 917.8 911.7 911.0 913.0 907.0 906.6 902.4 903.8 907.8 911.5 917.4 917.3 917.8 DAY 2 11 31 22 9 16 18 18 23 26 30 10 2000 911.7 913.2 911.2 908.8 908.3 905.0 903.1 903.8 908.3 912.9 918.3 914.3 918.3 DAY 24 29 26 3 5 15 30 17 29 15 16 9 2001 913.9 917.8 913.8 914.7 904.5 905.3 903.6 905.0 910.0 916.7 911.6 913.7 917.8 DAY 25 9 1 1 19 1 29 5 21 10 2 9 2002 912.7 914.6 917.3 908.2 908.6 905.2 904.6 904.9 908.3 909.3 915.2 920.4 920.4 DAY 25 18 10 1 16 24 2 31 21 31 17 3 2003 911.8 911.4 913.9 910.1 913.3 906.9 902.0 903.4 911.6 911.8 916.4 918.2 918.2 DAY 10 12 2 30 1 6 3 7 26 15 25 11 2004 910.1 909.3 918.2 911.2 908.1 907.7 904.1 903.6 908.9 915.1 911.4 917.0 918.2 DAY 11 29 8 10 22 13 5 17 25 14 28 3 2005 912.2 913.0 909.7 915.8 909.4 903.6 902.1 904.6 907.7 914.3 912.5 917.4 917.4 DAY 8 16 26 5 18 5 15 29 9 23 13 30 1951-2005 921.5 919.7 920.1 920.1 915.4 910.4 907.8 911.4 915.0 926.7 920.5 920.6 926.7 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 73-26 56-12 53- 9 54-15 56-12 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 141 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFE PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 883.8 892.1 888.0 888.7 889.2 888.1 887.8 886.8 890.5 885.1 889.7 889.7 883.8 DAY 23 5 21 27 3 1 31 5 11 4 9 16 1952 887.1 883.9 884.0 895.6 896.0 894.4 894.3 895.1 901.0 902.1 900.9 901.1 883.9 DAY 11 12 4 11 1 25 27 6 14 6 4 10 1953 895.6 893.0 892.9 896.2 894.4 892.4 893.5 897.9 898.6 898.1 898.2 899.7 892.4 DAY 11 19 12 24 7 29 1 22 9 3 20 21 1954 891.2 885.6 893.0 896.8 896.8 896.7 895.5 896.1 900.5 900.8 902.7 897.4 885.6 DAY 11 8 24 4 28 8 2 7 9 2 2 7 1955 899.9 893.1 891.4 893.1 893.9 895.1 891.8 891.3 896.7 902.7 899.4 895.7 891.3 DAY 24 23 3 10 2 29 29 6 9 6 23 28 1956 894.0 895.3 892.0 894.2 895.0 895.1 892.1 894.9 897.9 901.3 898.0 897.4 892.0 DAY 31 29 17 30 25 26 19 4 12 17 7 10 1957 890.7 896.9 892.4 899.5 897.1 896.4 892.3 893.4 900.8 899.9 901.6 897.8 890.7 DAY 19 27 14 9 8 30 12 8 28 8 18 6 1958 890.8 897.3 894.6 894.3 897.0 894.3 886.9 897.1 896.2 902.0 901.6 898.5 886.9 DAY 30 5 9 20 1 8 9 16 1 15 6 1 1959 899.2 890.6 899.4 893.8 891.6 893.4 894.5 893.7 896.5 898.3 899.3 904.7 890.6 DAY 23 20 18 6 19 28 27 16 12 12 25 22 1960 901.0 899.4 891.5 895.4 895.1 893.2 893.7 893.7 900.1 900.6 895.8 900.4 891.5 DAY 7 21 2 18 31 20 6 11 4 8 19 29 1961 896.8 897.4 895.3 896.5 890.8 890.3 892.3 895.6 896.8 902.0 897.3 892.9 890.3 DAY 21 13 13 13 28 5 11 6 21 21 22 22 1962 897.3 891.3 890.3 893.9 892.3 892.9 895.8 895.4 897.8 896.9 905.0 898.0 890.3 DAY 27 20 28 5 10 9 16 21 11 10 9 16 1963 900.5 896.4 893.1 894.8 891.6 894.2 895.7 895.8 898.0 902.1 900.4 895.5 891.6 DAY 1 12 5 15 11 16 5 2 3 31 24 31 1964 890.0 898.2 895.6 890.0 895.9 892.9 893.7 892.8 899.5 900.1 885.5 896.7 885.5 DAY 18 3 3 7 11 28 7 12 2 3 27 24 1965 894.2 891.5 892.4 891.0 896.3 893.0 892.8 898.2 901.3 892.2 900.2 898.0 891.0 DAY 11 9 23 19 2 18 12 26 17 24 8 17 1966 899.0 890.0 888.8 893.0 897.5 893.4 892.6 894.1 898.8 899.4 901.8 895.4 888.8 DAY 27 2 20 13 31 26 16 5 11 14 30 12 1967 896.7 891.2 888.4 889.7 892.5 893.8 892.0 896.0 894.0 900.0 899.8 892.4 888.4 DAY 20 24 24 25 31 20 9 5 18 1 25 23 1968 889.2 899.2 893.4 891.8 896.9 893.8 893.9 894.8 898.8 896.4 903.9 895.0 889.2 DAY 16 19 10 24 17 22 4 1 9 25 1 27 1969 894.1 894.9 890.8 889.1 894.5 895.1 895.2 894.1 897.5 898.6 899.3 897.3 889.1 DAY 23 8 22 13 2 16 17 8 9 19 8 27 1970 893.8 895.6 893.8 890.6 893.1 894.4 894.6 892.7 896.4 896.3 901.9 896.2 890.6 DAY 22 18 19 19 20 8 10 27 8 14 3 9 1971 894.9 888.8 895.2 892.4 896.4 892.8 893.3 896.2 899.6 899.3 899.8 898.0 888.8 DAY 13 13 15 14 11 5 23 11 2 6 18 24 1972 895.8 901.3 894.2 894.6 891.0 892.1 892.0 898.3 898.2 903.8 900.1 897.9 891.0 DAY 22 15 17 24 2 23 31 1 13 29 7 16 1973 894.4 888.0 894.8 893.1 892.9 891.2 893.1 897.7 899.1 901.4 900.9 898.3 888.0 DAY 31 22 3 8 30 15 11 9 9 29 3 6 1974 894.1 899.2 898.5 892.9 896.3 896.3 893.6 895.7 897.1 903.0 900.9 897.3 892.9 DAY 21 12 24 20 27 25 4 8 2 29 24 5 1975 898.2 892.7 892.6 898.4 897.4 894.5 893.8 893.8 893.6 896.3 897.7 896.0 892.6 DAY 5 10 2 30 15 12 4 13 9 4 29 23 1976 895.9 892.1 894.3 898.7 895.9 896.2 892.7 895.3 899.8 898.4 901.4 897.7 892.1 DAY 6 10 13 5 21 30 3 30 4 17 28 10 1977 898.7 895.3 898.1 892.8 897.7 892.2 892.8 892.0 901.1 898.4 898.0 898.3 892.0 DAY 7 7 27 7 25 21 2 17 15 5 17 22 1978 897.0 897.0 891.1 890.5 891.6 887.4 892.6 896.3 897.5 900.1 901.4 895.9 887.4 DAY 4 17 13 25 31 21 1 13 30 31 7 16 1979 ****** ****** ****** ****** ****** 893.5 894.8 896.0 900.4 898.6 893.4 896.3 ****** DAY ** ** ** ** ** 22 5 6 5 26 29 1 1980 897.0 893.2 886.2 894.0 898.5 894.1 895.5 895.8 898.5 898.6 900.2 897.0 886.2 DAY 6 18 2 26 23 16 2 19 21 4 9 11 1981 894.6 896.2 889.1 891.4 893.8 894.6 894.6 897.6 900.6 903.1 896.8 898.8 889.1 DAY 3 2 12 30 12 15 5 13 17 16 22 18 1982 896.1 895.7 892.8 895.5 899.3 897.1 891.3 893.3 901.1 898.7 899.4 900.0 891.3 DAY 28 4 2 18 15 1 31 1 11 20 6 27 1983 888.2 894.3 893.0 896.5 897.6 895.8 891.9 895.2 898.2 897.4 901.7 897.6 888.2 DAY 24 17 5 23 3 7 28 4 8 4 12 27 1984 899.9 894.9 893.7 895.7 892.4 894.9 894.5 894.9 899.5 898.4 896.5 899.5 892.4 DAY 14 8 12 9 29 20 15 8 8 17 13 14 1985 896.0 886.1 893.0 894.8 897.4 894.6 895.6 897.4 899.5 898.5 903.5 894.1 886.1 DAY 2 26 24 24 21 20 27 7 6 10 10 19 1986 894.1 898.2 898.1 897.0 894.1 893.8 896.6 897.9 901.4 902.1 897.5 891.8 891.8 DAY 19 6 9 11 10 18 20 14 25 23 7 20 1987 896.8 891.0 889.9 890.8 897.1 897.4 894.6 896.0 898.5 902.3 898.4 896.8 889.9 DAY 2 10 19 19 22 13 3 18 5 4 7 13 1988 897.6 897.8 891.9 896.0 892.9 889.0 894.0 894.6 898.5 898.0 897.6 891.4 889.0 DAY 29 29 4 30 28 23 7 29 5 30 28 27 1989 895.8 898.3 890.5 898.8 896.8 895.9 896.1 893.2 895.7 897.7 900.2 899.6 890.5 DAY 17 22 28 14 7 9 31 1 12 1 15 4 1990 899.0 891.8 897.1 892.9 891.5 894.3 895.6 896.2 897.4 899.0 900.2 898.3 891.5 DAY 17 15 14 15 12 26 30 7 1 31 1 25 1991 897.0 896.5 893.3 892.4 891.2 893.6 890.7 894.8 897.5 902.9 902.9 894.3 890.7 DAY 25 4 6 4 22 11 7 11 21 4 4 25 1992 896.9 895.4 892.6 897.8 897.2 893.0 895.4 897.0 898.3 900.2 898.0 899.7 892.6 DAY 2 25 30 9 9 19 18 1 17 24 25 27 1993 894.3 898.0 892.0 894.8 897.9 896.2 896.4 897.0 897.9 899.7 897.1 899.5 892.0 DAY 8 21 21 20 23 18 24 12 13 1 10 4 1994 892.7 894.3 892.1 896.3 895.5 893.6 894.8 893.8 902.5 900.6 897.7 891.8 891.8 DAY 16 1 12 2 1 29 7 2 1 14 17 3 1995 899.8 895.8 892.7 897.3 897.7 890.3 891.3 895.3 897.0 901.0 893.3 902.4 890.3 DAY 1 8 25 19 7 30 1 3 19 4 25 25 1996 896.5 891.8 895.0 896.3 897.9 894.6 895.3 895.6 894.4 898.1 903.2 898.9 891.8 DAY 6 5 13 18 29 1 6 8 8 26 28 24 1997 893.3 896.6 891.4 891.6 891.3 894.0 892.6 895.2 896.3 901.2 903.3 895.8 891.3 DAY 31 22 25 9 4 23 15 5 2 6 19 10 1998 886.0 890.0 888.6 895.9 894.2 897.5 889.4 897.9 897.3 897.8 901.2 901.5 886.0 DAY 13 13 18 21 21 24 5 12 2 1 16 20 1999 898.5 892.0 894.9 895.7 893.1 888.3 895.5 895.4 897.4 900.4 899.8 900.2 888.3 DAY 9 20 21 8 20 25 11 6 15 18 25 15 2000 893.8 896.6 895.3 896.8 895.2 892.9 894.6 894.9 895.0 902.8 902.0 896.8 892.9 DAY 20 6 24 10 27 24 8 31 1 17 6 15 2001 902.1 888.1 892.3 892.4 892.4 892.8 893.6 894.1 897.7 899.5 896.3 899.0 888.1 DAY 4 21 25 12 9 17 17 31 5 6 18 5 2002 897.7 895.3 891.4 887.5 895.5 889.7 893.5 893.2 899.8 899.9 899.2 893.1 887.5 DAY 7 25 28 3 29 20 24 8 17 21 12 21 2003 891.5 887.4 889.6 897.4 896.8 893.3 894.0 898.8 895.8 897.8 899.4 897.4 887.4 DAY 28 20 26 26 30 30 8 1 6 25 20 6 2004 890.4 889.7 896.4 891.5 890.2 894.2 895.3 893.8 899.1 901.9 892.9 898.0 889.7 DAY 27 15 30 17 13 17 10 12 10 3 23 9 2005 892.0 894.9 894.4 897.0 892.8 891.6 892.1 894.1 897.8 899.2 901.2 898.7 891.6 DAY 23 1 24 27 3 20 5 7 4 20 30 26 1951-2005 883.8 883.9 884.0 887.5 889.2 887.4 886.9 886.8 890.5 885.1 885.5 889.7 883.8 YEAR-DAY 51-23 52-12 52- 4 2- 3 51- 3 78-21 58- 9 51- 5 51-11 51- 4 64-27 51-16 51-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 142 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1010.9 1011.6 1009.8 1009.4 1007.3 1005.8 1004.2 1006.1 1009.9 1010.2 1012.3 1012.0 1009.1 1952 1010.8 1006.6 1008.7 1017.9 1016.3 1014.3 1012.5 1014.2 1020.1 1022.4 1023.2 1024.1 1015.9 1953 1019.0 1016.4 1017.4 1018.9 1015.6 1013.0 1012.6 1014.8 1019.0 1023.2 1023.3 1023.4 1018.1 1954 1015.6 1017.2 1020.7 1016.3 1015.9 1014.3 1011.2 1014.3 1018.0 1021.5 1023.9 1022.7 1017.6 1955 1022.3 1016.7 1016.5 1018.5 1016.9 1013.6 1010.1 1012.5 1017.7 1021.8 1020.8 1018.1 1017.1 1956 1019.0 1018.0 1015.5 1015.7 1014.9 1014.5 1011.2 1014.6 1017.7 1022.4 1022.1 1022.9 1017.4 1957 1018.3 1020.6 1017.1 1019.2 1015.6 1015.5 1013.3 1015.4 1018.9 1022.3 1022.0 1020.6 1018.2 1958 1018.7 1020.1 1016.5 1016.9 1019.4 1013.3 1010.9 1014.8 1017.2 1022.7 1025.8 1019.8 1018.0 1959 1019.7 1016.1 1019.3 1018.0 1015.6 1014.8 1011.3 1011.8 1015.0 1020.9 1023.0 1024.2 1017.5 1960 1020.9 1020.5 1017.8 1017.6 1018.3 1013.9 1012.8 1012.9 1019.2 1022.3 1022.5 1023.8 1018.5 1961 1021.1 1020.5 1016.7 1017.2 1015.4 1013.9 1011.3 1014.4 1016.3 1024.1 1020.6 1018.7 1017.5 1962 1021.4 1017.7 1016.5 1016.3 1017.1 1014.8 1012.4 1016.0 1020.1 1022.3 1026.5 1019.9 1018.4 1963 1019.8 1018.7 1015.2 1014.1 1012.7 1013.8 1012.0 1014.0 1018.6 1021.7 1021.7 1020.3 1016.9 1964 1021.2 1017.6 1017.5 1014.6 1016.9 1012.7 1011.2 1012.3 1018.3 1024.2 1020.9 1024.0 1017.6 1965 1019.0 1016.1 1019.3 1014.6 1016.8 1014.0 1011.9 1016.0 1019.7 1020.6 1021.2 1019.8 1017.4 1966 1020.1 1016.9 1016.0 1015.9 1017.6 1013.5 1011.5 1012.9 1018.0 1022.2 1027.2 1019.3 1017.6 1967 1020.0 1018.2 1014.6 1014.6 1016.8 1014.0 1011.3 1013.1 1016.4 1022.4 1020.4 1018.1 1016.6 1968 1015.3 1019.4 1017.1 1018.2 1017.9 1013.3 1013.3 1013.1 1017.8 1022.0 1022.7 1019.6 1017.5 1969 1019.9 1021.3 1016.7 1017.1 1017.1 1013.6 1012.4 1015.4 1019.0 1020.8 1022.7 1020.0 1018.0 1970 1019.3 1018.4 1018.9 1019.4 1014.5 1013.8 1011.2 1012.0 1017.7 1021.1 1021.9 1021.0 1017.4 1971 1024.2 1015.3 1018.5 1016.6 1016.0 1011.4 1011.5 1013.7 1019.2 1022.6 1021.4 1018.6 1017.4 1972 1021.9 1023.1 1019.3 1017.3 1015.4 1014.3 1012.8 1017.2 1019.6 1022.7 1022.2 1024.3 1019.2 1973 1022.3 1018.2 1019.0 1015.3 1017.1 1013.8 1011.3 1015.7 1020.4 1022.7 1021.3 1023.7 1018.4 1974 1021.0 1022.9 1023.1 1015.1 1016.6 1013.8 1012.5 1015.2 1019.0 1023.6 1023.7 1020.9 1018.9 1975 1021.6 1018.5 1018.3 1019.1 1016.8 1013.4 1011.4 1013.9 1018.5 1021.2 1023.8 1022.4 1018.2 1976 1017.6 1019.6 1018.8 1017.8 1016.6 1014.9 1010.8 1013.3 1018.2 1020.8 1026.1 1023.2 1018.1 1977 1021.5 1022.5 1021.9 1015.7 1017.0 1012.1 1010.9 1014.3 1019.9 1021.9 1021.5 1021.5 1018.4 1978 1021.4 1021.0 1018.0 1014.3 1015.7 1013.2 1013.6 1014.6 1017.4 1022.9 1024.5 1020.6 1018.1 1979 ****** ****** ****** ****** ****** 1016.3 1013.4 1014.8 1020.7 1021.8 1024.8 1019.7 ****** 1980 1020.3 1020.3 1017.8 1015.8 1016.9 1014.2 1013.0 1015.1 1018.5 1020.9 1021.6 1020.2 1017.9 1981 1019.7 1018.5 1015.9 1016.5 1017.0 1014.8 1012.6 1015.1 1020.4 1024.1 1020.6 1020.5 1018.0 1982 1019.3 1018.8 1017.8 1017.9 1020.2 1015.6 1012.1 1015.1 1020.2 1021.6 1023.9 1022.2 1018.7 1983 1020.2 1018.3 1018.7 1017.3 1016.6 1015.3 1011.8 1013.6 1018.3 1022.5 1023.0 1023.0 1018.2 1984 1021.0 1024.9 1018.0 1015.9 1015.9 1014.2 1011.8 1012.4 1019.7 1023.1 1021.8 1025.4 1018.7 1985 1019.6 1013.1 1021.9 1016.3 1016.9 1012.8 1013.3 1016.2 1018.6 1022.4 1023.5 1021.0 1018.0 1986 1020.2 1019.3 1021.5 1019.6 1017.0 1012.4 1014.3 1015.7 1019.5 1022.1 1021.4 1019.6 1018.6 1987 1020.7 1019.7 1014.9 1018.1 1017.3 1015.6 1013.9 1014.2 1019.2 1025.1 1023.4 1020.4 1018.5 1988 1019.7 1019.3 1014.9 1018.0 1017.0 1011.9 1011.4 1013.6 1018.6 1022.3 1020.9 1018.3 1017.1 1989 1019.8 1022.5 1016.2 1019.8 1018.2 1013.8 1013.1 1014.3 1017.0 1021.7 1022.1 1019.1 1018.1 1990 1021.1 1017.5 1020.8 1015.9 1016.5 1012.3 1012.9 1015.1 1017.1 1021.7 1022.5 1021.9 1017.9 1991 1020.2 1020.7 1018.7 1017.2 1014.5 1014.3 1011.8 1014.2 1019.0 1022.1 1023.4 1018.3 1017.9 1992 1019.5 1015.6 1018.4 1016.6 1018.0 1013.4 1013.2 1016.8 1019.5 1021.3 1021.8 1020.2 1017.9 1993 1020.6 1020.4 1018.9 1016.8 1016.8 1014.2 1013.7 1016.1 1017.9 1025.5 1022.6 1023.0 1018.9 1994 1019.4 1018.8 1018.3 1019.0 1016.7 1012.1 1011.5 1013.4 1022.2 1023.6 1019.1 1021.4 1018.0 1995 1021.8 1019.7 1018.9 1016.0 1018.2 1013.0 1010.6 1013.6 1017.3 1022.3 1019.9 1022.9 1017.9 1996 1022.5 1019.3 1017.2 1018.7 1018.0 1014.4 1013.8 1015.6 1015.4 1021.1 1025.6 1022.4 1018.7 1997 1018.5 1020.3 1015.4 1015.4 1017.5 1012.8 1011.0 1014.5 1019.5 1020.5 1023.0 1019.8 1017.3 1998 1017.7 1019.2 1016.6 1016.6 1017.8 1015.7 1011.9 1015.3 1017.6 1022.3 1022.6 1023.8 1018.1 1999 1020.9 1017.3 1017.7 1018.3 1017.0 1013.0 1011.8 1013.4 1017.2 1020.3 1021.4 1023.6 1017.7 2000 1018.1 1019.1 1017.6 1016.0 1015.1 1013.9 1013.3 1014.4 1016.8 1022.6 1024.4 1020.9 1017.7 2001 1023.0 1018.7 1017.6 1016.5 1013.8 1012.6 1013.1 1014.8 1018.2 1021.3 1020.4 1022.0 1017.7 2002 1020.4 1019.5 1017.3 1014.6 1016.1 1012.7 1013.6 1013.1 1018.7 1020.7 1022.8 1020.8 1017.5 2003 1020.0 1015.9 1017.5 1018.0 1018.0 1013.9 1011.5 1015.0 1018.1 1019.7 1022.7 1022.8 1017.8 2004 1016.7 1018.2 1021.1 1017.8 1014.2 1013.9 1013.4 1013.7 1019.7 1023.5 1020.0 1020.0 1017.7 2005 1018.7 1018.9 1015.6 1019.5 1016.7 1013.2 1012.5 1013.9 1017.4 1022.7 1022.9 1022.7 1017.9 MEAN 1019.7 1018.6 1017.6 1016.8 1016.4 1013.6 1012.1 1014.2 1018.3 1022.0 1022.4 1021.2 1017.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 143 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 1020.6 1020.3 1021.1 1016.1 1015.0 1012.7 1008.9 1009.4 1014.6 1020.0 1023.2 1019.3 1023.2 DAY 30 12 14 13 30 28 10 26 27 31 1 31 1952 1020.6 1012.6 1024.7 1028.4 1028.8 1024.3 1017.7 1019.7 1026.4 1030.0 1033.6 1035.2 1035.2 DAY 17 28 27 8 12 3 15 16 27 30 16 11 1953 1027.9 1027.8 1030.3 1026.3 1020.4 1021.4 1018.0 1019.8 1027.1 1037.2 1036.8 1030.6 1037.2 DAY 2 15 18 1 4 5 18 30 20 26 9 13 1954 1024.6 1030.1 1030.7 1027.3 1025.2 1018.7 1013.7 1019.1 1023.0 1027.7 1035.1 1036.9 1036.9 DAY 15 21 1 29 1 3 31 31 22 12 26 15 1955 1030.9 1025.8 1027.3 1026.4 1023.4 1018.5 1015.1 1019.4 1024.8 1027.4 1030.4 1033.6 1033.6 DAY 9 8 22 1 27 1 9 20 30 12 12 2 1956 1026.4 1025.2 1021.2 1026.8 1019.4 1021.1 1017.6 1019.7 1028.1 1043.7 1034.0 1030.9 1043.7 DAY 22 26 19 15 22 11 24 31 28 12 12 18 1957 1026.8 1027.4 1026.8 1028.5 1022.4 1020.9 1022.8 1020.1 1021.9 1032.7 1029.0 1030.3 1032.7 DAY 4 19 22 22 11 20 5 16 15 12 23 22 1958 1024.8 1028.9 1024.7 1027.6 1026.0 1022.8 1018.2 1020.0 1024.1 1030.4 1032.1 1029.7 1032.1 DAY 19 13 1 23 23 23 15 25 24 31 15 5 1959 1026.7 1022.4 1028.7 1025.5 1021.7 1020.4 1016.1 1016.5 1021.7 1032.0 1030.7 1031.8 1032.0 DAY 13 14 20 8 4 21 15 29 24 20 21 27 1960 1027.9 1027.3 1024.4 1036.4 1026.5 1020.3 1019.1 1017.6 1022.7 1028.5 1032.0 1031.4 1036.4 DAY 19 14 19 7 5 7 16 14 19 30 26 5 1961 1030.9 1029.0 1029.7 1024.8 1026.1 1019.9 1015.8 1019.1 1022.6 1031.9 1026.8 1028.5 1031.9 DAY 9 21 4 17 14 8 23 9 24 24 1 3 1962 1032.0 1028.6 1027.8 1027.3 1021.7 1020.6 1017.2 1023.7 1030.2 1030.3 1036.5 1031.1 1036.5 DAY 19 11 6 19 16 22 29 26 25 27 22 3 1963 1026.8 1028.1 1022.7 1023.8 1019.1 1019.3 1016.0 1019.9 1030.1 1030.2 1031.3 1035.6 1035.6 DAY 5 6 22 2 14 12 28 5 24 18 26 26 1964 1029.7 1024.1 1025.3 1028.4 1022.2 1020.3 1016.1 1017.3 1024.7 1031.2 1033.3 1031.8 1033.3 DAY 30 27 15 24 2 3 21 21 28 29 1 1 1965 1028.6 1026.0 1030.6 1022.7 1029.0 1020.3 1016.3 1022.1 1024.8 1030.0 1027.4 1026.7 1030.6 DAY 29 1 15 8 20 2 25 9 30 28 28 31 1966 1024.2 1024.7 1024.7 1024.2 1023.7 1019.1 1017.1 1016.6 1024.6 1031.9 1034.7 1031.2 1034.7 DAY 1 22 5 26 17 2 8 15 15 9 22 29 1967 1029.2 1030.2 1024.1 1025.0 1024.7 1021.5 1017.4 1018.2 1023.7 1030.6 1028.1 1025.2 1030.6 DAY 6 3 9 12 4 7 14 24 25 15 9 11 1968 1026.3 1026.5 1030.1 1024.2 1023.1 1022.3 1018.4 1018.5 1024.7 1031.2 1028.9 1029.6 1031.2 DAY 19 6 26 21 7 1 14 24 19 27 21 31 1969 1032.2 1028.8 1026.9 1024.8 1025.3 1021.7 1016.2 1020.5 1030.0 1028.1 1029.6 1027.1 1032.2 DAY 6 10 12 26 11 1 31 30 13 9 23 25 1970 1029.6 1025.8 1026.9 1028.1 1022.4 1023.0 1014.5 1017.8 1023.9 1029.9 1035.0 1029.5 1035.0 DAY 2 15 25 22 9 11 8 30 18 31 14 30 1971 1035.2 1022.6 1027.7 1028.9 1022.3 1016.6 1014.8 1017.6 1023.2 1031.2 1031.1 1032.0 1035.2 DAY 8 1 6 9 1 17 31 20 23 11 20 31 1972 1034.2 1033.6 1032.0 1025.3 1026.0 1022.4 1016.2 1021.7 1026.1 1028.1 1030.9 1030.3 1034.2 DAY 4 1 15 15 23 17 16 25 16 25 11 10 1973 1037.9 1026.7 1028.8 1024.1 1027.5 1020.6 1015.6 1019.0 1030.8 1033.1 1032.1 1035.6 1037.9 DAY 25 9 9 10 7 2 22 30 26 22 20 26 1974 1033.0 1030.1 1031.2 1024.9 1021.7 1016.9 1018.0 1020.3 1023.4 1031.2 1033.0 1030.1 1033.0 DAY 5 3 3 25 9 17 31 24 22 14 17 2 1975 1036.5 1026.8 1027.4 1028.6 1023.5 1018.7 1015.5 1020.9 1027.1 1031.3 1034.0 1030.8 1036.5 DAY 14 17 30 4 4 17 28 18 18 20 14 4 1976 1026.7 1030.6 1026.9 1026.8 1021.7 1019.1 1017.9 1016.7 1025.4 1034.5 1036.3 1031.0 1036.3 DAY 9 19 26 3 1 14 6 14 10 31 13 21 1977 1033.4 1030.2 1035.0 1024.5 1022.6 1017.0 1014.5 1019.7 1030.6 1032.3 1028.7 1032.7 1035.0 DAY 5 22 9 1 28 1 21 31 30 23 26 12 1978 1031.9 1033.0 1028.5 1023.5 1023.0 1025.3 1019.2 1020.8 1024.8 1031.4 1032.8 1035.2 1035.2 DAY 13 5 19 11 3 8 7 21 27 10 5 23 1979 ****** ****** ****** ****** ****** 1025.7 1018.5 1021.0 1028.2 1031.4 1033.5 1028.9 ****** DAY ** ** ** ** ** 10 20 28 23 9 12 22 1980 1029.1 1028.8 1025.5 1025.5 1023.3 1022.7 1018.4 1025.5 1026.4 1025.2 1029.6 1028.1 1029.6 DAY 31 1 27 1 16 1 17 30 25 6 2 16 1981 1029.3 1025.3 1027.6 1026.7 1027.5 1021.1 1018.0 1020.0 1026.6 1030.9 1028.4 1029.9 1030.9 DAY 8 28 8 10 21 1 29 31 27 24 15 1 1982 1030.2 1028.7 1025.2 1031.2 1031.2 1022.0 1017.7 1020.0 1026.8 1032.7 1029.1 1031.2 1032.7 DAY 18 11 15 4 10 6 7 15 20 25 17 9 1983 1034.2 1027.4 1028.5 1025.4 1024.3 1024.2 1018.3 1018.2 1023.9 1030.2 1033.2 1032.3 1034.2 DAY 8 10 14 29 31 1 1 7 30 28 26 3 1984 1031.9 1036.0 1027.9 1024.5 1021.7 1017.0 1015.1 1016.5 1023.4 1032.3 1032.3 1035.1 1036.0 DAY 4 22 4 13 11 13 3 30 21 21 30 18 1985 1026.7 1024.8 1036.4 1030.8 1026.3 1018.1 1016.7 1021.5 1027.6 1033.0 1029.6 1030.8 1036.4 DAY 14 24 5 17 12 5 16 30 22 31 17 14 1986 1030.9 1025.7 1028.6 1027.9 1025.9 1018.4 1018.3 1019.3 1024.3 1029.5 1031.8 1034.5 1034.5 DAY 28 22 29 4 19 2 3 31 22 14 21 6 1987 1032.9 1027.0 1026.5 1025.0 1021.3 1019.9 1019.2 1019.8 1026.7 1034.1 1034.6 1034.4 1034.6 DAY 20 6 22 30 13 22 11 7 23 28 30 1 1988 1030.0 1030.6 1025.7 1029.9 1026.7 1018.8 1015.9 1018.8 1026.1 1031.1 1031.6 1027.7 1031.6 DAY 11 6 17 8 4 1 22 21 24 16 5 29 1989 1032.4 1030.6 1023.4 1025.3 1023.2 1018.0 1016.7 1019.9 1027.6 1029.3 1028.7 1023.5 1032.4 DAY 21 3 8 8 21 2 9 19 23 23 8 18 1990 1030.3 1028.5 1032.3 1023.1 1026.1 1017.7 1016.1 1019.3 1021.7 1034.3 1032.1 1030.2 1034.3 DAY 26 7 16 3 15 7 25 2 23 15 22 28 1991 1028.6 1030.1 1025.9 1024.1 1019.9 1020.9 1016.3 1019.1 1024.4 1026.6 1027.7 1026.8 1030.1 DAY 11 14 12 15 4 23 11 21 29 13 22 17 1992 1031.4 1025.0 1027.3 1022.4 1026.4 1020.9 1017.3 1024.5 1025.8 1029.1 1034.0 1028.1 1034.0 DAY 9 16 12 30 2 6 14 31 29 29 3 2 1993 1032.3 1030.8 1028.2 1024.9 1026.7 1024.4 1018.0 1020.1 1025.5 1031.6 1031.7 1029.5 1032.3 DAY 6 9 17 24 9 22 27 28 22 16 25 6 1994 1032.1 1031.8 1025.0 1031.2 1023.6 1016.7 1014.9 1017.6 1028.6 1029.3 1026.7 1030.6 1032.1 DAY 9 17 31 5 18 8 1 7 22 23 2 7 1995 1031.6 1028.0 1026.8 1020.5 1025.8 1019.5 1014.0 1021.2 1023.0 1036.1 1031.3 1032.4 1036.1 DAY 6 17 3 7 26 2 24 24 21 17 15 10 1996 1034.3 1026.0 1022.0 1027.7 1023.5 1020.9 1021.6 1026.8 1024.5 1032.4 1036.6 1032.4 1036.6 DAY 10 26 20 4 3 11 3 29 24 2 18 7 1997 1028.9 1028.2 1030.8 1023.2 1024.2 1019.5 1015.5 1019.4 1026.4 1028.0 1036.8 1030.1 1036.8 DAY 23 25 10 13 7 4 21 24 7 8 7 28 1998 1027.4 1033.5 1028.4 1025.5 1026.7 1020.3 1017.3 1018.4 1024.3 1033.9 1032.4 1033.1 1033.9 DAY 3 22 26 12 2 5 19 19 12 9 20 29 1999 1033.9 1027.1 1026.4 1028.6 1022.0 1021.5 1016.9 1018.4 1022.8 1026.9 1033.4 1033.3 1033.9 DAY 2 11 31 22 9 16 18 18 23 26 30 10 2000 1027.1 1028.8 1026.6 1023.9 1023.4 1019.8 1017.7 1018.4 1023.4 1028.5 1034.4 1030.0 1034.4 DAY 24 29 26 3 5 15 30 17 29 15 16 9 2001 1029.6 1033.9 1029.5 1030.4 1019.2 1020.1 1018.2 1019.8 1025.3 1032.7 1027.0 1029.3 1033.9 DAY 25 9 1 1 19 1 29 5 21 10 2 9 2002 1028.2 1030.3 1033.3 1023.3 1023.7 1020.0 1019.3 1019.7 1023.4 1024.5 1031.0 1036.7 1036.7 DAY 25 18 10 1 16 24 2 31 21 31 17 3 2003 1027.3 1026.8 1029.6 1025.4 1028.9 1021.9 1016.5 1018.0 1027.0 1027.3 1032.3 1034.3 1034.3 DAY 10 12 2 30 1 6 3 7 26 15 25 11 2004 1025.4 1024.5 1034.3 1026.6 1023.2 1022.7 1018.8 1018.2 1024.1 1030.9 1026.8 1033.0 1034.3 DAY 11 29 8 10 22 13 5 17 25 14 28 3 2005 1027.7 1028.6 1024.9 1031.7 1024.6 1018.2 1016.6 1019.3 1022.7 1030.0 1028.0 1033.4 1033.4 DAY 8 16 26 5 18 5 15 29 9 23 13 30 1951-2005 1037.9 1036.0 1036.4 1036.4 1031.2 1025.7 1022.8 1026.8 1030.8 1043.7 1036.8 1036.9 1043.7 YEAR-DAY 73-25 84-22 85- 5 60- 7 82-10 79-10 57- 5 96-29 73-26 56-12 53- 9 54-15 56-12 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 144 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QNH PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 996.4 1005.5 1001.0 1001.8 1002.4 1001.1 1000.8 999.7 1003.8 997.8 1002.9 1002.9 996.4 DAY 23 5 21 27 3 1 31 5 11 4 9 16 1952 1000.0 996.5 996.6 1009.4 1009.8 1008.1 1008.0 1008.9 1015.4 1016.6 1015.2 1015.5 996.5 DAY 11 12 4 11 1 25 27 6 14 6 4 10 1953 1009.4 1006.5 1006.4 1010.1 1008.1 1005.9 1007.1 1011.9 1012.7 1012.2 1012.3 1013.9 1005.9 DAY 11 19 12 24 7 29 1 22 9 3 20 21 1954 1004.6 998.4 1006.5 1010.7 1010.7 1010.6 1009.3 1010.0 1014.8 1015.1 1017.2 1011.4 998.4 DAY 11 8 24 4 28 8 2 7 9 2 2 7 1955 1014.1 1006.6 1004.8 1006.6 1007.5 1008.9 1005.2 1004.7 1010.6 1017.2 1013.6 1009.5 1004.7 DAY 24 23 3 10 2 29 29 6 9 6 23 28 1956 1007.6 1009.1 1005.4 1007.9 1008.7 1008.9 1005.5 1008.6 1011.9 1015.7 1012.0 1011.4 1005.4 DAY 31 29 17 30 25 26 19 4 12 17 7 10 1957 1004.0 1010.8 1005.9 1013.7 1011.1 1010.3 1005.8 1007.0 1015.1 1014.1 1016.0 1011.8 1004.0 DAY 19 27 14 9 8 30 12 8 28 8 18 6 1958 1004.1 1011.3 1008.3 1008.0 1010.9 1008.0 999.8 1011.1 1010.1 1016.5 1016.0 1012.6 999.8 DAY 30 5 9 20 1 8 9 16 1 15 6 1 1959 1013.4 1003.9 1013.6 1007.4 1005.0 1007.0 1008.2 1007.3 1010.4 1012.4 1013.5 1019.4 1003.9 DAY 23 20 18 6 19 28 27 16 12 12 25 22 1960 1015.4 1013.6 1004.9 1009.2 1008.9 1006.8 1007.3 1007.3 1014.4 1014.9 1009.6 1014.7 1004.9 DAY 7 21 2 18 31 20 6 11 4 8 19 29 1961 1010.7 1011.4 1009.1 1010.4 1004.1 1003.6 1005.8 1009.4 1010.7 1016.5 1011.3 1006.4 1003.6 DAY 21 13 13 13 28 5 11 6 21 21 22 22 1962 1011.3 1004.7 1003.6 1007.5 1005.8 1006.4 1009.6 1009.2 1011.8 1010.8 1019.8 1012.0 1003.6 DAY 27 20 28 5 10 9 16 21 11 10 9 16 1963 1014.8 1010.3 1006.6 1008.5 1005.0 1007.9 1009.5 1009.6 1012.0 1016.6 1014.7 1009.3 1005.0 DAY 1 12 5 15 11 16 5 2 3 31 24 31 1964 1003.2 1012.3 1009.4 1003.2 1009.7 1006.4 1007.3 1006.3 1013.7 1014.4 998.3 1010.6 998.3 DAY 18 3 3 7 11 28 7 12 2 3 27 24 1965 1007.9 1004.9 1005.9 1004.3 1010.2 1006.5 1006.3 1012.3 1015.7 1005.7 1014.5 1012.0 1004.3 DAY 11 9 23 19 2 18 12 26 17 24 8 17 1966 1013.1 1003.2 1001.9 1006.5 1011.5 1007.0 1006.1 1007.8 1012.9 1013.6 1016.2 1009.2 1001.9 DAY 27 2 20 13 31 26 16 5 11 14 30 12 1967 1010.6 1004.6 1001.5 1002.9 1006.0 1007.4 1005.4 1009.8 1007.6 1014.3 1014.0 1005.9 1001.5 DAY 20 24 24 25 31 20 9 5 18 1 25 23 1968 1002.4 1013.4 1007.0 1005.2 1010.8 1007.4 1007.5 1008.5 1012.9 1010.3 1018.5 1008.7 1002.4 DAY 16 19 10 24 17 22 4 1 9 25 1 27 1969 1007.8 1008.6 1004.1 1002.2 1008.2 1008.9 1009.0 1007.8 1011.5 1012.7 1013.5 1011.3 1002.2 DAY 23 8 22 13 2 16 17 8 9 19 8 27 1970 1007.4 1009.4 1007.4 1003.9 1006.6 1008.1 1008.3 1006.2 1010.3 1010.2 1016.3 1010.1 1003.9 DAY 22 18 19 19 20 8 10 27 8 14 3 9 1971 1008.6 1001.9 1009.0 1005.9 1010.3 1006.3 1006.9 1010.1 1013.8 1013.5 1014.0 1012.0 1001.9 DAY 13 13 15 14 11 5 23 11 2 6 18 24 1972 1009.6 1015.7 1007.9 1008.3 1004.3 1005.5 1005.4 1012.4 1012.3 1018.4 1014.4 1011.9 1004.3 DAY 22 15 17 24 2 23 31 1 13 29 7 16 1973 1008.1 1001.0 1008.5 1006.6 1006.4 1004.6 1006.6 1011.7 1013.3 1015.8 1015.2 1012.4 1001.0 DAY 31 22 3 8 30 15 11 9 9 29 3 6 1974 1007.8 1013.4 1012.6 1006.4 1010.2 1010.2 1007.2 1009.5 1011.1 1017.6 1015.2 1011.3 1006.4 DAY 21 12 24 20 27 25 4 8 2 29 24 5 1975 1012.3 1006.2 1006.1 1012.5 1011.4 1008.2 1007.4 1007.4 1007.2 1010.2 1011.7 1009.8 1006.1 DAY 5 10 2 30 15 12 4 13 9 4 29 23 1976 1009.7 1005.5 1008.0 1012.8 1009.7 1010.1 1006.2 1009.1 1014.0 1012.5 1015.8 1011.7 1005.5 DAY 6 10 13 5 21 30 3 30 4 17 28 10 1977 1012.8 1009.1 1012.2 1006.3 1011.7 1005.7 1006.3 1005.4 1015.5 1012.5 1012.0 1012.4 1005.4 DAY 7 7 27 7 25 21 2 17 15 5 17 22 1978 1010.9 1010.9 1004.4 1003.8 1005.0 1000.4 1006.1 1010.2 1011.5 1014.4 1015.8 1009.7 1000.4 DAY 4 17 13 25 31 21 1 13 30 31 7 16 1979 ****** ****** ****** ****** ****** 1007.1 1008.5 1009.8 1014.7 1012.7 1007.0 1010.2 ****** DAY ** ** ** ** ** 22 5 6 5 26 29 1 1980 1010.9 1006.8 999.0 1007.6 1012.6 1007.8 1009.3 1009.6 1012.6 1012.7 1014.5 1010.9 999.0 DAY 6 18 2 26 23 16 2 19 21 4 9 11 1981 1008.3 1010.1 1002.2 1004.8 1007.4 1008.3 1008.3 1011.6 1014.9 1017.7 1010.7 1012.9 1002.2 DAY 3 2 12 30 12 15 5 13 17 16 22 18 1982 1010.0 1009.5 1006.3 1009.3 1013.5 1011.1 1004.7 1006.9 1015.5 1012.8 1013.6 1014.3 1004.7 DAY 28 4 2 18 15 1 31 1 11 20 6 27 1983 1001.2 1008.0 1006.5 1010.4 1011.6 1009.6 1005.3 1009.0 1012.3 1011.4 1016.1 1011.6 1001.2 DAY 24 17 5 23 3 7 28 4 8 4 12 27 1984 1014.1 1008.6 1007.3 1009.5 1005.9 1008.6 1008.2 1008.6 1013.7 1012.5 1010.4 1013.7 1005.9 DAY 14 8 12 9 29 20 15 8 8 17 13 14 1985 1009.8 998.9 1006.5 1008.5 1011.4 1008.3 1009.4 1011.4 1013.7 1012.6 1018.1 1007.8 998.9 DAY 2 26 24 24 21 20 27 7 6 10 10 19 1986 1007.8 1012.3 1012.2 1010.9 1007.8 1007.4 1010.5 1011.9 1015.8 1016.6 1011.5 1005.2 1005.2 DAY 19 6 9 11 10 18 20 14 25 23 7 20 1987 1010.7 1004.3 1003.1 1004.1 1011.1 1011.4 1008.3 1009.8 1012.6 1016.8 1012.5 1010.7 1003.1 DAY 2 10 19 19 22 13 3 18 5 4 7 13 1988 1011.6 1011.8 1005.3 1009.8 1006.4 1002.1 1007.6 1008.3 1012.6 1012.0 1011.6 1004.8 1002.1 DAY 29 29 4 30 28 23 7 29 5 30 28 27 1989 1009.6 1012.4 1003.8 1012.9 1010.7 1009.7 1010.0 1006.8 1009.5 1011.7 1014.5 1013.8 1003.8 DAY 17 22 28 14 7 9 31 1 12 1 15 4 1990 1013.1 1005.2 1011.1 1006.4 1004.9 1008.0 1009.4 1010.1 1011.4 1013.1 1014.5 1012.4 1004.9 DAY 17 15 14 15 12 26 30 7 1 31 1 25 1991 1010.9 1010.4 1006.9 1005.9 1004.6 1007.2 1004.0 1008.5 1011.5 1017.4 1017.4 1008.0 1004.0 DAY 25 4 6 4 22 11 7 11 21 4 4 25 1992 1010.8 1009.2 1006.1 1011.8 1011.2 1006.5 1009.2 1010.9 1012.4 1014.5 1012.0 1013.9 1006.1 DAY 2 25 30 9 9 19 18 1 17 24 25 27 1993 1008.0 1012.0 1005.4 1008.5 1011.9 1010.1 1010.3 1010.9 1011.9 1013.9 1011.1 1013.7 1005.4 DAY 8 21 21 20 23 18 24 12 13 1 10 4 1994 1006.2 1008.0 1005.5 1010.2 1009.3 1007.2 1008.5 1007.4 1017.0 1014.9 1011.7 1005.2 1005.2 DAY 16 1 12 2 1 29 7 2 1 14 17 3 1995 1014.0 1009.6 1006.2 1011.3 1011.7 1003.6 1004.7 1009.1 1010.9 1015.4 1006.9 1016.9 1003.6 DAY 1 8 25 19 7 30 1 3 19 4 25 25 1996 1010.4 1005.2 1008.7 1010.2 1011.9 1008.3 1009.1 1009.4 1008.1 1012.2 1017.8 1013.0 1005.2 DAY 6 5 13 18 29 1 6 8 8 26 28 24 1997 1006.9 1010.5 1004.8 1005.0 1004.7 1007.6 1006.1 1009.0 1010.2 1015.6 1017.9 1009.6 1004.7 DAY 31 22 25 9 4 23 15 5 2 6 19 10 1998 998.8 1003.2 1001.7 1009.7 1007.9 1011.5 1002.6 1011.9 1011.3 1011.8 1015.6 1015.9 998.8 DAY 13 13 18 21 21 24 5 12 2 1 16 20 1999 1012.6 1005.4 1008.6 1009.5 1006.6 1001.4 1009.3 1009.2 1011.4 1014.7 1014.0 1014.5 1001.4 DAY 9 20 21 8 20 25 11 6 15 18 25 15 2000 1007.4 1010.5 1009.1 1010.7 1009.0 1006.4 1008.3 1008.6 1008.7 1017.3 1016.5 1010.7 1006.4 DAY 20 6 24 10 27 24 8 31 1 17 6 15 2001 1016.6 1001.1 1005.8 1005.9 1005.9 1006.3 1007.2 1007.8 1011.7 1013.7 1010.2 1013.1 1001.1 DAY 4 21 25 12 9 17 17 31 5 6 18 5 2002 1011.7 1009.1 1004.8 1000.5 1009.3 1002.9 1007.1 1006.8 1014.0 1014.1 1013.4 1006.6 1000.5 DAY 7 25 28 3 29 20 24 8 17 21 12 21 2003 1004.9 1000.4 1002.8 1011.4 1010.7 1006.9 1007.6 1012.9 1009.6 1011.8 1013.6 1011.4 1000.4 DAY 28 20 26 26 30 30 8 1 6 25 20 6 2004 1003.7 1002.9 1010.3 1004.9 1003.5 1007.9 1009.1 1007.4 1013.3 1016.3 1006.4 1012.0 1002.9 DAY 27 15 30 17 13 17 10 12 10 3 23 9 2005 1005.4 1008.6 1008.1 1010.9 1006.3 1005.0 1005.5 1007.8 1011.8 1013.4 1015.6 1012.8 1005.0 DAY 23 1 24 27 3 20 5 7 4 20 30 26 1951-2005 996.4 996.5 996.6 1000.5 1002.4 1000.4 999.8 999.7 1003.8 997.8 998.3 1002.9 996.4 YEAR-DAY 51-23 52-12 52- 4 2- 3 51- 3 78-21 58- 9 51- 5 51-11 51- 4 64-27 51-16 51-23 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 145 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M AVERAGE OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1003.4 1001.8 1000.5 ****** ****** ****** ****** ****** ****** ****** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.3 1025.2 ****** 1954 1016.1 1018.6 1020.2 1012.7 1009.5 1006.8 1001.9 1007.0 1012.7 1018.6 1023.8 1024.7 1014.4 1955 1023.9 1017.2 1016.8 1014.7 1012.7 1007.0 1002.2 1005.2 1012.6 1019.7 1020.5 1019.3 1014.3 1956 1022.6 1019.9 1016.7 1013.8 1010.9 1008.8 1003.1 1008.1 1013.1 1019.7 1021.6 1026.0 1015.4 1957 1022.6 1023.6 1016.6 1017.6 1010.8 1009.4 1005.9 1008.3 1013.3 1020.2 1022.6 1022.0 1016.1 1958 1019.6 1020.2 1014.3 1013.2 1014.4 1005.8 1002.4 1007.5 1011.4 1019.6 1027.0 1020.3 1014.6 1959 1021.0 1019.4 1019.4 1013.8 1010.3 1007.0 1003.1 1003.2 1008.1 1016.9 1021.4 1026.8 1014.2 1960 1021.5 1019.9 1018.5 1014.7 1012.9 1005.6 1004.2 1004.9 1012.8 1018.0 1021.8 1023.2 1014.8 1961 1022.8 1021.8 1015.2 1014.1 1008.8 1006.0 1002.4 1006.3 1009.8 1021.0 1019.0 1017.7 1013.7 1962 1022.5 1016.9 1013.7 1013.0 1011.1 1007.4 1003.6 1008.4 1014.8 1018.6 1026.8 1020.3 1014.8 1963 1019.2 1017.5 1013.7 1009.2 1007.3 1005.9 1003.3 1006.1 1012.1 1017.0 1020.6 1022.1 1012.8 1964 1026.7 1018.9 1015.1 1010.6 1011.0 1004.7 1002.9 1004.0 1012.0 1021.6 1019.6 1027.5 1014.5 1965 1021.1 1016.7 1018.4 1010.7 1010.2 1006.1 1003.1 1008.0 1013.6 1016.4 1018.8 1019.8 1013.6 1966 1019.0 1015.5 1014.3 1012.0 1011.9 1004.9 1004.0 1004.4 1011.6 1018.9 1026.3 1019.5 1013.5 1967 1022.8 1019.8 1013.3 1011.4 1011.1 1006.7 1002.8 1005.0 1009.9 1018.7 1018.2 1018.5 1013.2 1968 1016.2 1020.4 1015.5 1015.1 1012.1 1005.7 1005.0 1005.1 1011.3 1018.2 1020.9 1020.2 1013.8 1969 1023.4 1024.4 1015.3 1013.9 1011.8 1005.9 1004.4 1007.7 1013.1 1016.8 1022.5 1019.7 1014.9 1970 1021.8 1017.9 1017.6 1015.1 1007.7 1006.2 1003.1 1003.7 1011.7 1017.0 1019.7 1022.9 1013.7 1971 1026.6 1015.6 1016.3 1013.0 1009.5 1003.6 1003.1 1006.0 1013.3 1018.9 1019.2 1019.0 1013.7 1972 1027.2 1029.1 1019.7 1013.2 1010.6 1007.0 1004.9 1010.4 1013.3 1018.4 1020.9 1026.9 1016.8 1973 1025.2 1017.7 1018.3 1011.2 1011.7 1005.9 1002.5 1007.6 1015.0 1018.5 1019.7 1024.7 1014.8 1974 1024.4 1026.8 1022.1 1012.1 1010.8 1006.2 1004.1 1008.0 1013.3 1020.7 1022.3 1022.0 1016.1 1975 1023.2 1019.4 1017.1 1015.5 1010.6 1005.5 1002.3 1005.9 1012.6 1018.1 1023.7 1023.7 1014.8 1976 1017.7 1021.6 1018.9 1014.6 1010.7 1007.1 1002.2 1005.1 1012.1 1017.8 1026.1 1024.5 1014.9 1977 1026.3 1023.2 1019.1 1011.2 1011.0 1003.7 1002.7 1006.5 1013.8 1018.4 1020.2 1022.0 1014.8 1978 1023.2 1021.8 1016.8 1009.8 1010.3 1005.9 1005.1 1007.0 1010.8 1018.9 1024.8 1020.3 1014.6 1979 ****** ****** ****** ****** ****** 1009.1 1004.5 1007.1 1014.2 1016.9 1023.9 1019.8 ****** 1980 1022.5 1022.3 1016.6 1010.6 1010.5 1006.4 1004.1 1007.3 1012.3 1017.4 1019.5 1019.9 1014.1 1981 1019.9 1018.2 1013.7 1012.8 1011.5 1007.5 1004.1 1007.3 1014.2 1021.0 1018.9 1020.5 1014.1 1982 1021.4 1019.9 1017.0 1013.4 1014.3 1008.1 1003.8 1007.8 1014.6 1018.3 1023.6 1023.9 1015.5 1983 1021.6 1018.2 1018.1 1013.7 1010.7 1007.5 1002.6 1005.2 1012.1 1019.2 1020.5 1024.0 1014.5 1984 1021.9 1028.0 1016.8 1011.8 1010.3 1006.5 1002.6 1003.7 1013.8 1019.9 1019.9 1028.6 1015.3 1985 1020.9 1012.5 1021.8 1012.6 1011.0 1004.4 1004.6 1008.8 1012.2 1019.1 1022.0 1021.5 1014.3 1986 1020.9 1019.5 1022.0 1016.4 1011.0 1004.8 1005.8 1008.9 1014.2 1018.9 1021.6 1022.0 1015.5 1987 1022.0 1021.2 1014.5 1015.8 1011.9 1008.7 1006.5 1006.5 1014.2 1024.7 1023.1 1021.3 1015.9 1988 1022.5 1021.8 1014.4 1015.2 1012.6 1004.3 1003.4 1006.5 1013.4 1019.5 1019.7 1018.9 1014.4 1989 1024.4 1026.6 1015.8 1016.9 1013.9 1006.4 1004.8 1006.8 1011.6 1018.1 1022.1 1020.3 1015.6 1990 1024.7 1019.7 1020.9 1013.1 1011.0 1004.2 1005.0 1007.4 1011.0 1019.0 1021.3 1024.9 1015.2 1991 1023.1 1023.4 1019.4 1014.2 1010.2 1007.6 1003.7 1007.0 1013.5 1019.2 1023.4 1019.7 1015.4 1992 1022.9 1017.3 1020.0 1014.7 1015.0 1006.6 1005.3 1010.4 1014.7 1018.9 1020.8 1021.8 1015.7 1993 1023.8 1022.8 1019.1 1014.0 1012.6 1007.5 1005.8 1009.1 1012.1 1023.7 1023.6 1024.9 1016.6 1994 1021.6 1021.7 1017.6 1016.4 1011.2 1004.7 1003.4 1005.4 1018.0 1021.3 1017.4 1023.7 1015.2 1995 1023.3 1021.4 1018.8 1012.8 1013.1 1005.6 1001.8 1005.5 1011.9 1019.9 1018.4 1025.4 1014.8 1996 1025.7 1021.5 1017.9 1016.6 1013.0 1007.2 1004.7 1007.1 1007.5 1016.9 1024.7 1022.0 1015.4 1997 1019.4 1021.1 1014.3 1010.9 1011.4 1003.9 1001.0 1005.6 1012.7 1015.1 1022.0 1020.2 1013.1 1998 1019.2 1021.1 1015.3 1011.8 1011.9 1007.1 1002.3 1006.3 1010.5 1018.2 1019.8 1022.8 1013.9 1999 1021.8 1015.8 1016.7 1014.6 1011.0 1004.3 1002.9 1004.0 1010.2 1015.5 1020.2 1022.9 1013.3 2000 1018.9 1019.4 1015.8 1010.0 1007.6 1005.7 1004.1 1005.4 1009.3 1018.6 1023.8 1020.7 1013.3 2001 1025.4 1019.7 1016.1 1011.8 1006.9 1004.7 1005.0 1006.9 1012.4 1017.9 1018.9 1022.8 1014.0 2002 1022.2 1020.4 1015.8 1011.4 1011.2 1005.1 1005.7 1005.1 1012.4 1015.8 1021.9 1023.8 1014.2 2003 1022.4 1016.8 1017.3 1015.2 1013.6 1007.0 1002.8 1007.0 1012.1 1015.2 1022.5 1024.7 1014.7 2004 1017.7 1017.9 1020.1 1015.6 1008.3 1006.3 1005.3 1005.8 1013.8 1020.5 1018.5 1021.8 1014.3 2005 1020.8 1021.2 1013.9 1016.4 1011.6 1005.6 1003.8 1006.4 1010.8 1019.1 1022.3 1023.5 1014.6 MEAN 1022.1 1020.3 1017.1 1013.2 1010.9 1006.1 1003.7 1006.5 1012.5 1018.7 1021.6 1022.4 1014.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 146 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MAX. OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 1009.8 1008.8 1006.8 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 13 30 28 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1041.3 1033.0 ****** DAY ** ** ** ** ** ** ** ** ** ** 9 13 1954 1026.5 1035.2 1034.4 1023.2 1020.2 1011.0 1005.8 1013.4 1020.3 1024.0 1043.0 1039.0 1043.0 DAY 18 22 6 29 1 20 31 31 23 12 26 15 1955 1034.6 1028.0 1028.0 1029.5 1022.1 1014.0 1008.0 1015.0 1022.9 1028.0 1033.8 1036.5 1036.5 DAY 9 8 22 12 27 1 9 20 30 12 12 2 1956 1033.0 1030.0 1025.2 1029.0 1017.5 1016.0 1011.2 1015.0 1027.4 1029.5 1035.2 1035.5 1035.5 DAY 16 26 19 1 11 11 24 29 26 25 13 19 1957 1031.8 1031.7 1027.4 1028.8 1017.5 1014.5 1018.8 1017.6 1016.6 1034.5 1036.0 1034.8 1036.0 DAY 26 8 22 22 12 20 5 31 15 12 23 22 1958 1028.4 1030.5 1026.6 1026.5 1021.5 1011.2 1011.2 1014.6 1020.2 1031.4 1034.4 1030.2 1034.4 DAY 19 13 1 23 23 22 16 25 24 31 15 5 1959 1028.5 1029.4 1029.0 1023.4 1019.5 1014.3 1008.9 1009.6 1016.8 1030.0 1031.6 1036.0 1036.0 DAY 5 10 20 3 3 8 15 27 24 20 28 27 1960 1030.0 1029.8 1029.0 1038.0 1023.6 1013.6 1011.5 1008.6 1018.2 1024.4 1033.8 1033.2 1038.0 DAY 19 14 20 7 5 7 16 14 21 30 26 5 1961 1034.1 1030.8 1031.8 1026.5 1021.9 1016.0 1006.4 1012.3 1018.5 1032.7 1028.2 1027.3 1034.1 DAY 9 21 4 17 14 8 23 9 24 25 15 3 1962 1036.2 1030.0 1028.1 1027.4 1016.9 1015.1 1009.4 1017.0 1027.2 1027.8 1038.1 1030.5 1038.1 DAY 24 11 6 19 14 11 29 26 25 27 22 3 1963 1028.9 1030.0 1025.5 1022.3 1016.8 1011.3 1007.6 1012.7 1025.2 1029.4 1031.9 1043.1 1043.1 DAY 5 6 7 2 14 12 28 5 24 18 26 26 1964 1038.4 1027.7 1026.4 1023.6 1021.0 1012.6 1010.4 1010.7 1020.1 1030.7 1034.6 1041.0 1041.0 DAY 30 27 8 16 2 3 27 21 17 31 30 27 1965 1031.4 1028.4 1034.0 1021.3 1026.4 1012.8 1007.8 1016.1 1021.7 1030.4 1026.0 1027.4 1034.0 DAY 31 1 15 15 20 2 1 9 30 28 10 3 1966 1024.6 1025.1 1024.9 1023.5 1019.0 1011.4 1028.6 1008.3 1018.7 1030.2 1036.3 1038.0 1038.0 DAY 1 22 5 5 18 2 26 15 15 17 23 29 1967 1035.9 1035.2 1026.4 1023.1 1021.7 1017.9 1009.0 1011.1 1020.7 1028.3 1027.4 1027.0 1035.9 DAY 6 3 1 12 4 6 14 24 25 15 9 27 1968 1029.4 1032.4 1030.9 1023.4 1018.6 1016.4 1012.9 1012.4 1021.9 1030.5 1029.3 1032.9 1032.9 DAY 19 5 26 21 8 1 13 24 19 27 22 31 1969 1041.0 1033.9 1028.5 1021.9 1021.4 1017.3 1009.0 1013.9 1027.7 1026.5 1030.5 1026.8 1041.0 DAY 6 10 2 26 11 1 31 31 13 26 18 25 1970 1032.1 1025.5 1027.2 1025.7 1019.4 1020.2 1008.1 1009.6 1019.5 1026.5 1036.0 1034.9 1036.0 DAY 2 3 25 22 9 11 8 30 18 31 14 16 1971 1036.1 1026.4 1029.0 1028.9 1018.2 1009.6 1006.5 1009.8 1018.9 1028.8 1029.7 1040.7 1040.7 DAY 8 1 6 9 2 17 31 2 22 11 20 31 1972 1041.2 1043.6 1035.7 1023.1 1023.1 1016.0 1008.9 1017.0 1019.8 1024.1 1030.3 1037.0 1043.6 DAY 4 1 20 15 23 1 16 25 16 25 11 26 1973 1044.8 1028.5 1030.5 1022.7 1024.0 1013.8 1006.9 1012.3 1028.8 1028.2 1032.5 1039.7 1044.8 DAY 25 6 9 13 7 2 22 30 26 22 20 26 1974 1037.2 1037.8 1032.7 1022.5 1018.2 1010.0 1010.6 1014.2 1018.6 1029.2 1032.9 1032.0 1037.8 DAY 5 4 3 25 2 4 31 26 22 14 17 2 1975 1040.0 1027.7 1028.0 1028.0 1020.6 1011.1 1006.5 1014.9 1021.2 1031.7 1038.3 1036.5 1040.0 DAY 14 24 4 4 4 17 28 18 18 20 14 4 1976 1027.8 1035.5 1031.6 1027.9 1017.9 1013.4 1012.4 1009.9 1021.2 1036.2 1038.6 1035.9 1038.6 DAY 9 19 26 3 1 14 22 26 14 31 14 21 1977 1038.6 1031.0 1034.6 1022.5 1016.7 1010.0 1007.9 1014.6 1027.2 1030.5 1027.7 1036.8 1038.6 DAY 5 22 9 1 29 1 1 31 30 24 26 13 1978 1036.6 1037.2 1029.0 1021.8 1022.2 1020.9 1012.1 1014.0 1020.0 1028.0 1034.4 1036.3 1037.2 DAY 13 5 19 13 3 8 8 21 27 10 5 23 1979 ****** ****** ****** ****** ****** 1019.4 1010.0 1014.6 1024.0 1029.0 1034.8 1031.1 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 22 1980 1035.0 1036.3 1024.2 1023.8 1018.2 1018.3 1010.1 1019.0 1019.8 1024.3 1027.2 1028.9 1036.3 DAY 31 1 7 1 16 1 18 30 25 21 5 16 1981 1029.7 1026.6 1027.6 1025.4 1022.2 1016.2 1010.4 1012.8 1024.4 1028.8 1028.2 1030.4 1030.4 DAY 8 28 8 10 21 1 29 31 23 24 26 1 1982 1036.1 1033.1 1026.0 1030.3 1025.4 1014.6 1011.2 1013.6 1022.7 1033.2 1030.1 1037.6 1037.6 DAY 18 11 15 4 11 3 9 15 20 25 18 9 1983 1038.5 1028.1 1028.5 1023.4 1020.0 1019.9 1010.6 1010.5 1019.9 1026.3 1035.2 1033.4 1038.5 DAY 8 10 14 29 31 1 1 7 28 28 26 15 1984 1032.4 1040.9 1028.9 1022.2 1017.2 1011.4 1006.1 1009.0 1018.7 1031.8 1034.5 1041.5 1041.5 DAY 4 22 4 4 3 16 3 31 22 21 30 20 1985 1028.2 1028.5 1041.1 1031.0 1021.4 1010.7 1008.2 1015.3 1022.7 1032.0 1029.9 1032.7 1041.1 DAY 17 24 5 17 12 5 29 30 22 31 24 14 1986 1032.9 1026.9 1029.1 1024.5 1022.2 1011.1 1010.0 1014.0 1023.0 1028.7 1036.1 1037.8 1037.8 DAY 28 13 30 22 18 2 3 31 30 15 21 10 1987 1037.1 1030.7 1029.0 1027.2 1018.8 1014.5 1014.2 1012.1 1023.2 1038.4 1040.0 1039.2 1040.0 DAY 20 6 22 6 6 21 11 7 23 28 30 1 1988 1035.0 1038.7 1026.1 1030.2 1026.7 1013.3 1009.0 1012.1 1023.4 1030.2 1031.5 1032.7 1038.7 DAY 2 7 17 8 4 1 23 21 24 16 15 29 1989 1035.7 1037.1 1024.5 1024.2 1024.7 1012.4 1008.0 1014.3 1025.6 1029.5 1030.2 1026.2 1037.1 DAY 21 3 7 8 1 2 19 19 23 23 1 27 1990 1036.2 1033.2 1035.5 1024.2 1024.6 1012.0 1008.2 1012.6 1016.0 1036.9 1032.8 1036.6 1036.9 DAY 26 7 17 3 15 7 14 2 23 15 22 28 1991 1032.6 1037.2 1029.5 1023.9 1017.4 1015.7 1008.4 1013.5 1023.0 1025.4 1029.4 1032.3 1037.2 DAY 11 14 12 14 4 23 11 21 27 13 27 17 1992 1036.6 1029.8 1032.9 1022.5 1027.6 1016.7 1010.9 1022.0 1023.7 1028.7 1034.4 1029.4 1036.6 DAY 9 16 12 30 2 6 13 31 29 16 4 2 1993 1037.5 1032.9 1031.3 1025.8 1027.7 1019.9 1011.1 1013.5 1021.7 1030.8 1036.1 1033.4 1037.5 DAY 6 9 17 24 9 22 28 25 23 7 25 6 1994 1035.0 1036.6 1025.5 1034.0 1021.5 1010.5 1008.1 1010.3 1024.8 1029.7 1025.1 1037.5 1037.5 DAY 9 17 24 5 7 8 2 7 22 24 6 7 1995 1036.4 1032.1 1028.6 1020.6 1022.7 1014.0 1006.7 1014.0 1022.4 1038.5 1031.5 1037.4 1038.5 DAY 7 17 3 7 26 1 24 24 22 17 27 10 1996 1042.1 1032.5 1026.4 1030.3 1021.1 1015.5 1014.2 1021.1 1019.9 1031.3 1038.9 1035.1 1042.1 DAY 10 3 20 4 3 11 3 29 24 2 18 7 1997 1032.9 1030.4 1031.9 1022.4 1021.6 1012.9 1006.3 1011.9 1022.1 1024.6 1038.6 1033.0 1038.6 DAY 19 7 10 12 6 4 21 24 7 8 7 28 1998 1029.8 1037.0 1029.2 1023.4 1025.8 1012.1 1008.2 1009.5 1020.1 1035.7 1029.3 1033.4 1037.0 DAY 22 22 26 1 2 4 19 19 12 9 20 29 1999 1039.8 1027.2 1026.1 1026.9 1018.4 1014.2 1008.3 1009.6 1018.9 1026.1 1035.1 1033.8 1039.8 DAY 2 11 18 22 11 16 18 18 28 26 30 24 2000 1031.7 1030.2 1026.9 1021.2 1017.8 1016.1 1009.9 1010.9 1018.2 1026.3 1035.4 1031.0 1035.4 DAY 14 29 15 3 5 13 25 18 29 15 17 9 2001 1035.7 1036.0 1031.8 1029.7 1014.0 1013.6 1010.9 1011.5 1022.3 1031.7 1026.8 1032.3 1036.0 DAY 25 9 11 1 19 2 29 13 19 10 20 22 2002 1031.7 1034.3 1037.0 1021.2 1021.3 1013.8 1012.6 1013.4 1017.4 1022.1 1032.9 1045.6 1045.6 DAY 17 18 10 1 17 24 2 31 30 23 17 3 2003 1029.7 1028.7 1034.8 1026.6 1030.0 1019.1 1008.4 1010.6 1023.5 1024.5 1033.6 1041.4 1041.4 DAY 26 12 2 18 1 6 4 7 26 15 23 12 2004 1027.4 1024.8 1036.1 1026.1 1019.5 1017.6 1011.6 1010.4 1019.4 1030.1 1028.8 1037.2 1037.2 DAY 11 8 8 5 22 13 5 17 21 14 28 3 2005 1030.2 1033.6 1029.5 1034.2 1019.3 1011.9 1008.3 1013.9 1016.9 1030.3 1030.1 1039.5 1039.5 DAY 8 16 26 5 18 8 15 27 9 23 26 30 1951-2005 1044.8 1043.6 1041.1 1038.0 1030.0 1020.9 1028.6 1022.0 1028.8 1038.5 1043.0 1045.6 1045.6 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 78- 8 66-26 92-31 73-26 95-17 54-26 2- 3 2- 3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 147 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 M MIN. OF QFF PRESSURE IN HPA AT 2100 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1951 ****** ****** ****** 990.0 997.4 996.2 ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** 21 3 1 ** ** ** ** ** ** 1952 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1953 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1007.2 1013.9 ****** DAY ** ** ** ** ** ** ** ** ** ** 20 20 1954 1004.1 996.5 1002.7 1006.8 1001.3 1002.9 989.9 1000.5 1000.5 1011.8 1003.0 1011.1 989.9 DAY 11 8 24 1 28 30 27 9 9 3 14 7 1955 1002.1 1004.2 1000.2 970.0 1001.9 1002.1 994.4 995.2 1004.8 1012.3 1011.4 1010.0 970.0 DAY 30 23 3 20 2 29 4 6 9 7 24 8 1956 1007.2 1006.3 1003.0 1004.0 1003.0 1001.2 996.8 1001.8 1005.5 1011.5 1008.2 1009.7 996.8 DAY 31 7 17 30 25 29 19 4 13 17 8 10 1957 1002.9 1007.8 1004.0 1000.0 1005.0 1002.4 998.2 998.0 1009.1 1008.8 1014.8 1001.3 998.0 DAY 19 27 7 24 8 30 12 8 28 8 18 20 1958 1000.9 1008.0 1005.8 1001.2 1004.2 999.8 990.7 1003.3 1001.7 1012.5 1012.5 1009.0 990.7 DAY 30 23 24 20 1 8 9 1 2 16 6 9 1959 1013.5 1005.5 1010.3 1000.7 997.4 997.1 999.4 998.1 1002.3 1006.5 984.0 1016.0 984.0 DAY 23 20 18 6 19 5 26 16 15 12 3 20 1960 1015.0 1009.7 1001.2 1004.0 1000.8 997.6 990.2 998.8 1002.8 1009.8 1006.2 995.0 990.2 DAY 16 19 2 27 31 22 1 11 5 8 19 10 1961 1007.8 1010.0 1005.7 1005.0 995.2 993.0 996.5 1000.8 1002.2 1011.9 1007.3 1005.6 993.0 DAY 21 13 31 13 28 5 11 6 21 16 22 22 1962 1008.8 1000.4 996.8 1002.8 999.5 997.3 1000.0 1000.9 1005.0 1003.1 1015.6 1011.7 996.8 DAY 5 20 28 5 10 9 16 21 11 10 7 9 1963 1014.1 1005.3 1001.0 1001.1 1000.6 1000.5 1000.5 1000.6 1004.2 1010.5 1011.8 1008.4 1000.5 DAY 25 25 25 12 30 9 5 2 3 23 24 10 1964 1005.1 1010.5 1008.0 996.9 1002.6 997.9 997.8 997.7 1005.3 1007.9 994.4 1009.5 994.4 DAY 18 23 21 24 11 15 10 13 2 3 27 24 1965 1003.8 1002.5 1001.7 997.4 1001.6 997.0 995.8 1003.8 1008.3 1000.8 1010.0 1011.2 995.8 DAY 11 9 23 19 2 18 12 26 17 24 8 17 1966 1008.6 999.2 998.2 1001.4 1004.6 997.3 997.2 997.8 1004.8 1008.8 1014.9 1006.4 997.2 DAY 27 2 19 13 16 13 17 5 11 14 30 12 1967 1009.5 1000.7 1000.1 996.4 996.7 998.1 996.4 1000.5 1000.2 1008.3 1010.8 1005.9 996.4 DAY 20 24 24 25 31 20 9 4 18 1 25 23 1968 999.2 1013.0 1000.3 999.2 1003.4 998.8 998.5 999.8 1005.5 1005.4 1016.4 1008.2 998.5 DAY 16 19 14 24 17 19 4 1 9 25 10 27 1969 1008.2 1008.6 999.7 998.0 1002.1 999.4 999.7 998.1 1003.8 1007.4 1009.1 1010.9 998.0 DAY 20 8 20 13 25 24 17 8 9 29 8 27 1970 1008.9 1008.1 1002.3 995.8 997.5 999.1 999.3 997.3 1002.8 1002.1 1011.1 1009.1 995.8 DAY 22 19 19 19 20 20 1 27 8 14 3 9 1971 1007.7 1000.4 1001.2 999.7 1002.9 998.8 998.3 1002.9 1004.8 1007.0 1009.1 1010.8 998.3 DAY 13 13 15 14 26 29 23 11 1 6 18 14 1972 1013.1 1018.8 1006.4 1001.2 996.7 996.3 996.9 1004.4 1005.5 1013.3 1012.2 1012.1 996.3 DAY 14 17 17 24 2 23 31 1 13 30 3 16 1973 1007.9 998.8 1004.1 1000.7 999.0 995.2 997.0 1003.3 1005.4 1011.5 1010.5 1011.3 995.2 DAY 31 22 3 8 30 15 11 4 9 10 3 6 1974 1009.8 1014.1 1008.2 999.2 1003.0 1001.8 998.6 1002.1 1003.6 1013.2 1013.5 1011.2 998.6 DAY 24 12 24 20 27 26 4 8 3 29 24 5 1975 1012.7 1004.4 1004.2 1005.7 1005.2 999.1 998.1 997.3 1000.0 1004.8 1011.7 1006.8 997.3 DAY 5 10 2 30 1 12 4 12 9 4 29 23 1976 1009.6 1003.4 1005.5 1007.9 1001.6 1001.2 997.3 1000.6 1006.3 1006.9 1014.5 1010.3 997.3 DAY 12 10 21 17 21 30 15 30 4 17 27 10 1977 1014.4 1008.6 1007.0 1000.7 1004.7 995.3 997.1 996.0 1009.0 1005.0 1010.3 1012.3 995.3 DAY 7 24 4 7 25 22 2 17 11 5 17 22 1978 1009.2 1010.8 1001.6 997.5 998.0 990.8 996.5 1001.6 1005.5 1009.6 1015.1 1008.5 990.8 DAY 4 17 13 25 31 21 1 13 1 31 7 16 1979 ****** ****** ****** ****** ****** 998.1 999.5 1001.6 1007.3 1006.5 1002.9 1007.6 ****** DAY ** ** ** ** ** 22 6 9 5 26 29 1 1980 1009.2 1006.2 996.4 1000.9 1004.9 998.6 1000.6 1001.4 1005.1 1004.3 1011.0 1009.8 996.4 DAY 6 18 2 26 5 16 31 19 21 4 9 11 1981 1008.0 1009.6 998.3 997.9 1000.8 1000.1 999.2 1003.5 1006.1 1012.6 1007.1 1011.3 997.9 DAY 3 1 12 30 12 4 5 13 19 16 5 18 1982 1010.0 1008.6 1003.6 1003.7 1005.1 1002.9 995.0 997.2 1008.7 1008.0 1011.2 1015.0 995.0 DAY 31 4 2 19 15 28 31 1 11 20 6 28 1983 997.9 1006.0 1001.6 1004.8 1004.4 1000.4 995.3 999.6 1004.1 1004.5 1012.1 1009.1 995.3 DAY 24 17 5 23 29 22 28 4 8 4 11 12 1984 1013.9 1008.3 1002.4 1002.5 996.5 1001.2 998.9 999.6 1007.4 1006.5 1005.6 1013.1 996.5 DAY 14 8 12 17 29 20 15 8 8 19 13 14 1985 1011.1 995.6 1002.5 1001.6 1003.8 999.3 1000.2 1003.0 1006.9 1007.6 1014.9 1003.1 995.6 DAY 2 26 24 24 4 20 27 7 6 10 10 19 1986 1006.9 1011.7 1012.0 1007.4 1000.0 999.1 1001.7 1004.5 1008.7 1011.5 1009.1 1006.9 999.1 DAY 19 26 9 11 10 18 20 3 25 23 7 20 1987 1011.5 1002.0 1001.4 997.8 1003.3 1004.4 999.5 1001.1 1005.3 1012.4 1007.6 1008.4 997.8 DAY 2 10 14 19 24 18 8 18 5 4 7 13 1988 1012.6 1009.1 1003.7 1005.1 997.8 992.5 998.5 1000.9 1004.4 1009.1 1009.5 1002.3 992.5 DAY 28 2 4 15 28 23 7 29 5 20 28 27 1989 1012.0 1012.6 1000.2 1008.0 1004.1 1001.9 1001.3 999.1 1002.5 1006.4 1012.2 1014.6 999.1 DAY 2 22 28 28 7 23 1 1 12 1 15 6 1990 1015.1 1004.3 1006.5 1001.8 996.6 998.4 999.3 1001.3 1003.7 1010.8 1011.4 1015.1 996.6 DAY 4 15 14 29 12 27 30 7 1 31 1 17 1991 1012.1 1010.6 1006.3 1000.6 998.4 999.7 994.5 1000.3 1003.9 1013.2 1015.1 1008.9 994.5 DAY 25 4 6 4 22 11 7 11 21 4 5 1 1992 1011.5 1006.3 1003.2 1007.6 1006.7 996.7 1000.6 1003.0 1006.4 1011.0 1009.0 1015.6 996.7 DAY 2 24 30 14 9 26 26 1 17 24 25 27 1993 1012.9 1011.6 1004.2 1001.6 1005.2 1001.3 1001.7 1003.6 1005.0 1007.6 1007.5 1016.8 1001.3 DAY 28 21 21 20 23 18 3 12 13 1 10 4 1994 1007.4 1006.8 1003.8 1005.0 1004.1 998.5 999.8 997.9 1010.8 1011.4 1008.2 1002.2 997.9 DAY 16 1 12 26 1 16 7 2 1 14 23 3 1995 1014.1 1006.1 1003.3 1007.0 1004.3 993.1 994.0 999.8 1002.6 1009.4 1005.3 1018.2 993.1 DAY 1 5 25 19 7 30 16 13 19 4 11 4 1996 1008.3 1007.3 1007.8 1005.0 1005.0 999.9 1000.6 1000.2 998.5 1006.3 1016.4 1011.1 998.5 DAY 6 5 25 13 24 1 6 8 8 26 28 29 1997 1007.9 1008.5 999.1 1000.1 996.3 997.6 995.4 999.7 1000.2 1008.8 1012.2 1006.6 995.4 DAY 31 22 25 9 4 23 16 5 2 6 5 10 1998 999.5 1006.2 996.3 1002.0 999.4 1001.0 991.8 1002.7 1002.3 1004.5 1010.4 1015.1 991.8 DAY 13 7 18 21 21 26 5 12 2 1 1 23 1999 1011.5 1000.4 1005.2 1003.5 998.6 991.1 1000.2 998.4 1002.6 1007.7 1010.5 1012.1 991.1 DAY 9 20 21 14 20 25 11 6 16 18 19 15 2000 1006.2 1010.0 1002.9 1001.8 1000.1 996.2 998.1 999.0 999.6 1011.7 1016.1 1010.7 996.2 DAY 20 25 24 10 27 24 8 3 1 12 6 15 2001 1015.7 998.9 1000.4 1001.0 1000.0 998.4 999.2 998.3 1003.0 1008.9 1005.3 1012.7 998.3 DAY 4 21 25 12 9 18 17 31 5 6 18 5 2002 1008.4 1007.1 997.6 996.8 1001.7 994.2 999.4 997.6 1007.5 1009.7 1009.7 1006.7 994.2 DAY 7 26 28 3 29 20 24 8 17 21 12 21 2003 1006.5 998.6 997.0 1005.5 1004.9 999.0 997.8 1004.2 1002.0 1006.5 1012.7 1011.0 997.0 DAY 28 20 26 26 30 30 19 14 6 25 1 6 2004 1004.6 996.7 1005.0 1001.8 995.8 1000.0 1001.2 998.1 1006.5 1010.7 1001.8 1012.2 995.8 DAY 27 15 30 17 13 17 10 12 10 3 23 9 2005 1006.1 1008.2 1005.3 1004.9 1001.6 996.3 996.2 998.4 1003.5 1008.0 1013.9 1011.0 996.2 DAY 23 1 23 27 5 20 5 7 4 20 8 26 1951-2005 997.9 995.6 996.3 970.0 995.2 990.8 989.9 995.2 998.5 1000.8 984.0 995.0 970.0 YEAR-DAY 83-24 85-26 98-18 55-20 61-28 78-21 54-27 55- 6 96- 8 65-24 59- 3 60-10 55-20 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 148 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1014.0 1015.2 1010.2 1006.4 1002.0 999.4 996.4 999.3 1004.0 1007.0 1012.0 1013.0 1006.6 1952 1013.7 1007.2 1008.8 1015.2 1011.6 1007.9 1004.8 1007.4 1015.3 1019.7 1024.4 1026.5 1013.5 1953 1020.8 1016.5 1017.9 1016.5 1010.6 1006.1 1004.7 1007.8 1013.9 1021.4 1024.3 1026.9 1015.6 1954 1018.1 1020.5 1022.1 1014.1 1010.8 1008.3 1003.5 1007.5 1013.1 1018.4 1024.4 1024.6 1015.5 1955 1024.4 1016.9 1016.5 1016.0 1012.4 1006.7 1002.0 1004.9 1012.2 1019.3 1020.0 1019.0 1014.2 1956 1022.4 1020.0 1016.4 1013.2 1010.3 1008.4 1002.7 1007.7 1012.8 1020.2 1021.5 1025.9 1015.1 1957 1022.8 1023.6 1016.5 1017.8 1010.9 1009.3 1006.2 1008.7 1013.8 1020.1 1023.0 1022.9 1016.3 1958 1020.5 1021.0 1014.8 1013.7 1014.9 1006.2 1003.0 1008.0 1011.9 1020.3 1028.0 1020.9 1015.3 1959 1022.1 1020.6 1020.3 1014.2 1010.9 1008.0 1004.0 1004.4 1008.9 1017.9 1024.1 1028.1 1015.3 1960 1022.6 1020.9 1019.6 1015.8 1013.7 1006.7 1005.4 1005.7 1014.0 1019.0 1022.8 1026.2 1016.0 1961 1024.0 1023.2 1016.7 1014.9 1009.6 1006.9 1003.0 1007.2 1010.8 1022.3 1020.2 1019.3 1014.8 1962 1023.9 1018.2 1015.0 1014.1 1012.0 1008.4 1004.3 1009.4 1015.8 1019.8 1028.2 1021.5 1015.9 1963 1020.6 1018.7 1015.2 1010.3 1008.1 1006.6 1003.9 1006.9 1013.1 1018.2 1021.9 1023.4 1013.9 1964 1028.1 1019.7 1016.3 1012.7 1012.0 1005.7 1003.3 1005.0 1013.3 1022.9 1020.8 1028.6 1015.7 1965 1022.5 1017.9 1019.8 1011.8 1011.3 1007.1 1003.9 1009.0 1014.7 1017.3 1020.0 1021.1 1014.7 1966 1020.4 1016.9 1015.9 1013.2 1012.9 1005.8 1003.9 1005.5 1012.7 1020.1 1027.7 1021.0 1014.7 1967 1024.0 1021.2 1014.6 1012.6 1012.1 1007.8 1003.7 1006.1 1011.1 1019.8 1019.5 1019.8 1014.4 1968 1017.2 1022.0 1016.9 1016.2 1013.1 1006.7 1006.0 1006.0 1012.4 1019.3 1022.2 1021.6 1015.0 1969 1024.9 1025.8 1016.6 1014.9 1012.8 1006.8 1005.1 1008.7 1014.1 1018.0 1023.8 1021.1 1016.1 1970 1023.1 1019.2 1018.9 1016.3 1008.6 1007.1 1003.9 1004.6 1012.8 1018.5 1020.9 1024.3 1014.9 1971 1028.1 1017.0 1017.5 1014.2 1010.4 1004.6 1003.9 1007.1 1014.4 1020.1 1020.5 1020.0 1014.8 1972 1028.5 1030.7 1021.0 1014.2 1011.5 1007.8 1005.8 1011.4 1014.4 1019.4 1021.7 1028.8 1017.9 1973 1026.9 1019.1 1019.5 1012.0 1012.5 1006.8 1003.5 1008.4 1015.9 1019.4 1020.9 1026.7 1016.0 1974 1026.2 1028.9 1023.6 1013.0 1011.6 1007.0 1004.9 1009.0 1014.2 1021.6 1023.3 1024.1 1017.3 1975 1025.2 1021.0 1018.2 1016.4 1011.5 1006.3 1003.1 1006.8 1013.3 1019.2 1025.2 1025.4 1016.0 1976 1019.3 1023.4 1020.5 1015.5 1011.4 1008.0 1003.1 1006.1 1012.8 1018.8 1027.8 1026.2 1016.1 1977 1028.1 1024.6 1019.9 1012.0 1011.9 1004.5 1003.2 1007.4 1014.6 1019.7 1021.1 1023.5 1015.9 1978 1025.1 1023.7 1017.9 1011.0 1011.1 1006.8 1006.0 1008.0 1011.8 1019.8 1026.3 1021.6 1015.8 1979 ****** ****** ****** ****** ****** 1010.0 1005.3 1008.1 1015.2 1017.8 1025.1 1021.3 ****** 1980 1024.4 1024.2 1017.8 1011.4 1011.3 1007.4 1005.0 1008.2 1013.2 1018.3 1020.4 1021.4 1015.2 1981 1021.5 1019.6 1014.6 1013.6 1012.3 1008.3 1004.8 1008.1 1015.1 1021.9 1019.9 1022.0 1015.1 1982 1023.0 1022.2 1018.7 1014.1 1014.5 1009.0 1004.7 1008.8 1015.4 1019.2 1025.4 1025.9 1016.7 1983 1023.3 1019.6 1019.4 1014.6 1011.2 1008.3 1003.2 1005.9 1012.9 1020.2 1021.6 1025.4 1015.5 1984 1023.9 1029.5 1017.7 1012.6 1011.2 1007.4 1003.4 1004.4 1014.6 1020.8 1021.1 1030.4 1016.4 1985 1022.8 1014.0 1023.4 1013.2 1011.8 1005.2 1005.3 1009.7 1013.1 1020.2 1023.1 1023.2 1015.4 1986 1022.5 1021.2 1023.7 1017.3 1011.8 1005.8 1006.4 1008.9 1013.9 1018.5 1021.6 1022.0 1016.1 1987 1022.0 1021.1 1014.5 1015.4 1011.7 1008.7 1006.2 1006.5 1014.0 1024.6 1023.0 1021.5 1015.8 1988 1022.5 1021.8 1014.3 1014.9 1012.3 1004.2 1003.1 1006.5 1013.2 1019.3 1019.6 1018.8 1014.2 1989 1024.4 1026.9 1015.7 1016.8 1013.7 1006.3 1004.7 1006.8 1011.6 1018.0 1022.0 1020.1 1015.6 1990 1024.7 1019.6 1020.7 1012.9 1010.8 1004.2 1004.9 1007.3 1010.9 1018.9 1021.1 1024.9 1015.1 1991 1023.1 1023.3 1019.2 1013.9 1010.0 1007.4 1003.7 1007.0 1013.3 1018.9 1023.3 1019.6 1015.2 1992 1022.9 1017.3 1019.9 1014.4 1014.7 1006.4 1005.0 1010.0 1014.3 1018.7 1020.6 1021.6 1015.5 1993 1023.8 1022.4 1019.1 1013.7 1012.2 1007.3 1005.7 1008.9 1012.0 1023.6 1023.5 1024.6 1016.4 1994 1021.5 1021.6 1017.4 1016.2 1011.0 1004.6 1003.4 1005.3 1017.9 1021.3 1017.2 1023.6 1015.1 1995 1023.2 1021.2 1018.6 1012.5 1012.9 1005.5 1001.6 1005.3 1011.5 1019.7 1018.3 1025.3 1014.6 1996 1025.7 1021.4 1017.7 1016.4 1012.8 1006.9 1005.4 1008.3 1008.7 1018.1 1025.8 1023.2 1015.9 1997 1020.4 1022.2 1015.5 1011.9 1012.4 1004.9 1002.3 1006.7 1013.6 1016.2 1023.1 1021.3 1014.2 1998 1020.4 1022.2 1016.4 1012.8 1012.9 1008.3 1003.4 1007.4 1011.5 1019.3 1021.0 1023.9 1014.9 1999 1022.9 1016.8 1017.8 1015.7 1012.1 1005.4 1004.0 1005.0 1011.4 1016.6 1021.4 1024.0 1014.4 2000 1019.9 1020.6 1017.0 1011.0 1008.7 1006.7 1005.1 1006.5 1010.3 1019.6 1025.0 1021.9 1014.4 2001 1026.4 1019.8 1016.1 1011.8 1006.8 1004.7 1005.0 1006.9 1012.4 1018.0 1018.9 1022.8 1014.1 2002 1022.1 1020.5 1015.8 1011.4 1011.2 1005.0 1005.6 1005.1 1012.5 1015.9 1021.9 1023.8 1014.2 2003 1022.4 1016.9 1017.2 1015.2 1013.6 1007.0 1002.8 1007.0 1012.1 1015.2 1022.5 1024.7 1014.7 2004 1017.7 1017.8 1020.1 1015.6 1008.3 1006.2 1005.3 1005.8 1013.7 1020.5 1018.5 1021.8 1014.3 2005 1020.8 1021.2 1013.9 1016.3 1011.5 1005.5 1003.8 1006.4 1010.7 1019.1 1022.3 1023.4 1014.6 MEAN 1022.7 1020.7 1017.6 1014.0 1011.4 1006.6 1004.1 1007.0 1012.9 1019.2 1022.3 1023.2 1015.1 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 149 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 1026.7 1025.5 1025.7 1015.3 1011.7 1006.2 1000.8 1004.6 1010.6 1023.1 1025.3 1024.1 1026.7 DAY 30 12 14 13 1 28 10 26 27 31 1 31 1952 1024.8 1013.3 1024.6 1027.7 1029.4 1019.9 1012.2 1013.7 1022.9 1029.5 1040.3 1042.2 1042.2 DAY 17 28 26 8 12 3 15 16 18 30 15 11 1953 1030.6 1029.5 1033.4 1025.8 1016.6 1016.2 1009.9 1012.7 1023.8 1041.5 1042.5 1034.5 1042.5 DAY 2 14 9 1 4 5 20 31 20 26 9 13 1954 1028.4 1037.6 1036.9 1024.0 1022.2 1012.0 1006.1 1012.3 1020.2 1024.2 1042.9 1039.8 1042.9 DAY 18 22 6 29 1 3 31 31 23 12 26 15 1955 1034.6 1028.1 1027.8 1028.4 1021.9 1013.2 1007.9 1014.7 1022.7 1027.6 1033.2 1036.4 1036.4 DAY 9 8 22 12 27 1 9 20 30 12 12 2 1956 1032.4 1030.2 1024.7 1028.7 1016.3 1015.6 1010.5 1014.6 1027.1 1040.7 1035.2 1036.0 1040.7 DAY 16 26 19 1 11 11 24 29 26 12 13 18 1957 1032.0 1031.7 1027.3 1029.0 1017.6 1014.2 1019.2 1014.6 1017.0 1034.8 1036.2 1036.7 1036.7 DAY 26 8 22 22 11 20 5 16 9 12 23 22 1958 1028.6 1031.0 1027.3 1027.1 1021.9 1016.9 1012.4 1015.0 1020.9 1032.5 1035.5 1030.2 1035.5 DAY 19 13 1 23 23 23 16 25 24 31 15 5 1959 1029.7 1031.0 1029.7 1024.0 1020.2 1015.2 1009.9 1011.9 1017.6 1031.3 1033.2 1037.5 1037.5 DAY 5 10 20 3 4 8 15 13 24 20 21 27 1960 1031.2 1031.3 1030.3 1039.2 1025.3 1014.8 1012.4 1009.5 1018.4 1025.5 1035.2 1034.7 1039.2 DAY 19 14 20 7 5 7 16 30 21 30 26 5 1961 1035.6 1032.3 1033.0 1027.6 1021.3 1017.2 1007.2 1013.2 1017.6 1034.0 1029.2 1028.7 1035.6 DAY 9 21 4 17 1 8 23 9 29 25 15 3 1962 1037.7 1031.3 1029.3 1028.8 1017.8 1016.0 1010.4 1017.7 1029.1 1029.0 1039.4 1031.8 1039.4 DAY 24 11 6 19 14 11 29 26 25 27 22 3 1963 1030.3 1031.3 1027.0 1023.5 1018.1 1012.2 1008.4 1013.7 1026.3 1031.1 1033.3 1045.2 1045.2 DAY 5 6 7 2 14 13 28 5 24 18 26 26 1964 1040.4 1029.2 1027.8 1027.6 1022.1 1013.8 1011.2 1011.8 1021.3 1032.1 1036.1 1040.0 1040.4 DAY 30 27 8 24 2 3 27 21 17 31 30 10 1965 1032.6 1030.0 1035.3 1022.3 1027.5 1013.8 1009.0 1017.1 1022.9 1031.8 1027.1 1028.9 1035.3 DAY 31 1 15 15 20 2 25 9 30 28 10 3 1966 1026.0 1026.4 1026.6 1025.0 1020.4 1012.5 1010.2 1009.6 1019.9 1031.6 1037.8 1038.7 1038.7 DAY 1 22 5 5 18 2 8 15 15 17 23 29 1967 1037.7 1036.8 1027.8 1024.4 1022.9 1019.1 1009.7 1012.5 1022.1 1029.6 1028.6 1028.5 1037.7 DAY 6 3 1 12 4 6 14 24 25 15 9 27 1968 1030.9 1034.1 1032.4 1024.4 1019.6 1017.6 1014.0 1013.7 1021.3 1031.9 1030.6 1034.5 1034.5 DAY 19 5 26 6 7 1 13 24 18 27 22 31 1969 1043.0 1035.5 1031.2 1023.1 1023.5 1018.3 1009.8 1015.0 1028.8 1027.1 1032.1 1028.1 1043.0 DAY 6 10 24 26 12 1 31 31 13 14 18 25 1970 1033.8 1027.0 1028.5 1026.8 1020.5 1021.5 1008.4 1010.5 1020.6 1027.6 1037.1 1036.9 1037.1 DAY 13 3 25 22 9 11 8 30 18 31 14 16 1971 1037.4 1027.9 1030.3 1030.2 1019.3 1010.6 1007.1 1010.8 1018.8 1030.1 1030.8 1038.0 1038.0 DAY 8 1 6 9 2 8 25 2 24 31 20 31 1972 1043.3 1045.7 1037.2 1024.4 1023.7 1016.7 1009.9 1018.2 1021.2 1025.1 1031.4 1038.7 1045.7 DAY 31 1 20 15 24 17 16 25 18 25 11 26 1973 1046.2 1031.6 1033.2 1023.5 1024.8 1014.9 1007.9 1013.0 1029.8 1028.9 1033.7 1040.0 1046.2 DAY 25 6 10 13 7 2 22 30 26 22 20 26 1974 1038.6 1039.6 1035.3 1023.2 1019.1 1010.7 1011.3 1015.1 1019.5 1030.3 1034.0 1034.8 1039.6 DAY 5 4 7 25 2 13 31 26 22 14 17 2 1975 1042.2 1029.9 1030.5 1029.0 1021.6 1012.0 1007.3 1015.4 1022.0 1033.1 1039.6 1037.9 1042.2 DAY 14 2 4 4 4 17 28 18 18 20 14 4 1976 1030.1 1036.7 1032.8 1030.0 1018.7 1014.2 1013.2 1010.9 1020.6 1038.6 1040.6 1037.1 1040.6 DAY 1 19 26 3 1 14 22 26 12 31 13 21 1977 1039.9 1032.8 1035.5 1023.2 1017.7 1010.7 1006.9 1015.4 1027.6 1037.4 1028.5 1037.2 1039.9 DAY 5 22 9 1 28 1 31 31 30 23 26 13 1978 1040.0 1038.6 1030.5 1022.7 1023.1 1021.5 1012.9 1015.0 1020.8 1029.1 1036.2 1038.1 1040.0 DAY 13 5 19 13 3 8 8 21 27 10 5 23 1979 ****** ****** ****** ****** ****** 1020.4 1010.8 1015.7 1024.7 1029.7 1036.9 1034.1 ****** DAY ** ** ** ** ** 10 20 29 23 9 12 22 1980 1036.4 1038.0 1026.4 1023.5 1019.1 1019.0 1010.9 1019.6 1020.6 1025.7 1028.1 1031.3 1038.0 DAY 31 1 7 1 16 1 18 30 25 21 5 20 1981 1031.8 1028.8 1028.7 1026.3 1022.9 1017.1 1011.2 1013.6 1025.2 1030.1 1029.3 1031.9 1031.9 DAY 14 28 8 10 21 1 29 31 23 24 26 1 1982 1036.7 1034.3 1027.8 1031.3 1028.3 1015.5 1010.5 1014.3 1023.5 1034.9 1031.8 1039.1 1039.1 DAY 21 11 15 4 10 3 7 15 20 25 17 9 1983 1039.9 1030.2 1029.6 1024.1 1020.5 1020.6 1011.3 1011.1 1020.6 1027.2 1037.8 1036.1 1039.9 DAY 8 10 14 29 31 1 1 7 28 28 26 18 1984 1033.8 1042.2 1030.7 1023.6 1018.0 1012.4 1006.8 1010.0 1019.6 1032.8 1037.5 1040.9 1042.2 DAY 4 18 4 4 3 16 3 31 22 21 30 18 1985 1030.5 1029.7 1042.1 1032.2 1022.3 1011.2 1008.9 1016.1 1023.5 1032.9 1031.8 1035.5 1042.1 DAY 23 24 5 17 12 5 31 30 22 31 24 14 1986 1035.9 1029.7 1031.2 1025.2 1023.1 1012.0 1010.9 1013.8 1022.7 1028.4 1036.0 1038.1 1038.1 DAY 28 13 30 22 19 2 3 31 30 15 21 10 1987 1036.9 1030.6 1028.8 1026.9 1018.5 1014.5 1013.9 1012.1 1022.9 1038.4 1040.2 1039.4 1040.2 DAY 20 6 22 6 6 21 11 31 23 28 30 1 1988 1035.0 1039.2 1025.7 1030.1 1026.3 1012.9 1009.0 1011.6 1023.1 1029.9 1031.5 1032.6 1039.2 DAY 2 7 17 8 4 1 23 21 24 16 15 29 1989 1035.5 1037.4 1024.4 1024.0 1024.6 1012.2 1007.8 1014.1 1025.6 1029.4 1029.6 1026.0 1037.4 DAY 21 3 7 8 1 2 19 19 23 23 1 27 1990 1036.4 1033.2 1035.4 1024.0 1024.3 1011.8 1008.0 1012.3 1015.9 1036.8 1032.6 1036.9 1036.9 DAY 26 7 17 3 15 7 14 2 25 15 22 28 1991 1032.6 1037.6 1029.4 1023.7 1017.3 1015.6 1008.3 1013.5 1022.7 1025.4 1029.4 1032.4 1037.6 DAY 11 14 12 14 4 23 11 21 27 13 27 17 1992 1037.5 1029.7 1033.1 1022.2 1027.4 1016.0 1010.5 1021.5 1023.2 1028.7 1034.4 1029.4 1037.5 DAY 9 16 12 30 2 6 13 31 29 16 4 2 1993 1037.5 1032.8 1031.3 1025.4 1027.5 1019.3 1010.3 1013.1 1021.3 1030.8 1036.0 1033.4 1037.5 DAY 6 9 17 24 9 22 28 25 23 7 25 6 1994 1034.9 1036.6 1025.1 1034.0 1021.1 1010.3 1007.9 1010.2 1024.6 1029.6 1024.7 1037.7 1037.7 DAY 9 17 24 5 7 8 2 7 22 23 6 7 1995 1036.4 1032.0 1028.5 1020.3 1022.4 1013.8 1006.6 1013.4 1020.8 1038.4 1031.5 1037.4 1038.4 DAY 7 17 3 7 26 1 24 24 22 17 27 10 1996 1042.4 1032.6 1026.3 1030.3 1021.0 1015.0 1014.0 1022.4 1021.0 1032.4 1040.1 1036.3 1042.4 DAY 10 3 20 4 3 11 3 29 24 2 18 7 1997 1033.7 1031.8 1033.1 1023.4 1021.9 1013.8 1007.5 1012.9 1022.9 1025.7 1039.6 1033.9 1039.6 DAY 19 7 10 12 6 4 8 24 7 8 7 28 1998 1031.1 1038.2 1030.3 1024.5 1027.0 1013.3 1009.0 1010.7 1021.2 1036.9 1030.6 1034.6 1038.2 DAY 22 22 26 1 2 4 19 19 12 9 20 29 1999 1040.7 1028.3 1027.3 1030.7 1019.4 1015.1 1009.5 1010.7 1019.7 1027.1 1036.2 1034.6 1040.7 DAY 2 11 18 22 11 16 18 18 28 26 30 24 2000 1031.6 1031.2 1028.1 1022.1 1018.7 1017.1 1010.8 1011.8 1019.3 1027.3 1036.8 1032.2 1036.8 DAY 30 29 15 3 5 13 25 18 29 15 17 9 2001 1036.8 1036.3 1032.1 1029.7 1013.9 1013.6 1010.9 1011.5 1022.6 1032.4 1026.8 1032.2 1036.8 DAY 25 9 11 1 19 2 29 13 21 27 20 22 2002 1031.7 1034.5 1037.2 1021.9 1021.3 1013.8 1012.6 1013.5 1017.4 1022.1 1032.9 1045.6 1045.6 DAY 17 18 10 1 17 24 2 31 30 23 17 3 2003 1029.8 1028.7 1034.9 1026.6 1030.0 1019.1 1008.4 1010.5 1023.4 1024.6 1033.5 1041.4 1041.4 DAY 26 12 2 18 1 6 4 7 26 15 23 12 2004 1027.4 1024.9 1036.0 1026.1 1019.5 1017.6 1011.6 1010.4 1019.4 1030.1 1028.8 1037.2 1037.2 DAY 11 8 8 5 22 13 5 17 21 14 28 3 2005 1030.1 1033.6 1029.4 1034.2 1019.3 1011.9 1008.3 1013.8 1016.8 1030.3 1030.2 1039.5 1039.5 DAY 8 16 26 5 18 8 15 27 9 23 26 30 1951-2005 1046.2 1045.7 1042.1 1039.2 1030.0 1021.5 1019.2 1022.4 1029.8 1041.5 1042.9 1045.6 1046.2 YEAR-DAY 73-25 72- 1 85- 5 60- 7 3- 1 78- 8 57- 5 96-29 73-26 53-26 54-26 2- 3 73-25 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION MASHHAD (40745) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 150 LATITUDE 36 16 N LONGITUDE 59 38 E DATA PROCESSING CENTER ELEVATION 999.2 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 1951 993.7 1006.6 998.3 995.2 994.4 994.6 991.4 990.9 996.8 992.0 999.4 1000.8 990.9 DAY 23 19 21 27 20 2 31 1 11 4 9 15 1952 1002.0 995.4 996.7 1003.2 1005.0 1001.2 999.0 1001.0 1009.3 1011.9 1012.1 1014.3 995.4 DAY 11 12 18 11 1 25 27 6 15 6 4 10 1953 1008.5 1002.8 1003.8 1004.1 1000.9 998.2 997.9 1004.4 1006.6 1008.8 1007.6 1015.2 997.9 DAY 11 19 12 24 7 29 1 14 14 3 20 20 1954 1005.2 998.9 1004.3 1008.7 1002.7 1004.5 1001.3 1002.2 1008.2 1011.8 1013.9 1011.2 998.9 DAY 11 8 24 1 28 30 27 10 3 3 2 7 1955 1016.0 1003.8 1000.0 1006.2 1001.1 1001.9 995.8 995.3 1004.1 1012.5 1011.3 1009.3 995.3 DAY 24 23 3 10 2 29 29 6 9 7 24 8 1956 1007.1 1006.6 1002.8 1003.7 1003.0 1001.3 996.3 1001.7 1005.9 1011.2 1008.6 1009.9 996.3 DAY 31 7 17 30 25 29 19 4 13 17 8 10 1957 1003.6 1008.1 1003.2 1009.9 1004.0 1001.9 997.5 998.5 1010.2 1009.0 1015.3 1011.1 997.5 DAY 19 27 7 28 8 30 12 8 28 8 15 6 1958 1002.2 1009.7 1004.5 1002.3 1005.0 1000.5 991.2 1003.5 1002.4 1013.0 1013.5 1010.0 991.2 DAY 30 23 24 20 1 30 9 1 2 16 6 9 1959 1016.7 1006.3 1011.4 1001.6 997.5 998.5 1000.0 998.6 1003.4 1007.3 1015.4 1021.1 997.5 DAY 19 20 18 6 19 28 27 16 15 12 25 22 1960 1015.6 1011.3 1002.6 1004.7 1001.3 998.3 996.9 999.1 1008.4 1010.7 1007.4 1017.7 996.9 DAY 9 19 2 27 31 22 6 11 16 8 19 29 1961 1008.8 1011.4 1006.6 1004.2 996.2 994.0 997.3 1001.8 1003.4 1013.2 1008.4 1007.1 994.0 DAY 21 13 31 29 28 5 11 6 1 16 22 22 1962 1010.3 1001.7 997.9 1003.8 998.7 997.9 1001.0 1002.1 1006.3 1004.2 1016.7 1013.0 997.9 DAY 5 20 28 5 10 9 16 21 11 10 7 9 1963 1015.0 1006.8 1004.7 1004.0 1001.1 1001.2 1000.9 1001.3 1005.3 1011.2 1012.9 1009.8 1000.9 DAY 25 25 16 12 30 9 5 2 3 23 24 10 1964 1006.5 1011.8 1008.4 998.0 1003.6 999.1 998.5 997.3 1006.0 1009.2 996.0 1011.1 996.0 DAY 18 23 3 7 11 15 10 12 2 3 27 24 1965 1007.7 1004.0 1003.0 998.7 1002.7 997.9 996.6 1004.1 1009.6 1001.9 1011.1 1012.7 996.6 DAY 11 9 23 19 2 18 12 26 17 24 8 17 1966 1009.9 1000.4 999.4 1002.4 1005.7 998.3 997.8 998.7 1005.9 1009.9 1016.7 1007.9 997.8 DAY 27 2 19 13 31 13 16 5 11 14 30 12 1967 1010.9 1002.1 1001.4 997.5 997.6 999.0 996.9 1001.5 1001.4 1009.4 1012.0 1007.3 996.9 DAY 20 24 24 25 31 20 9 4 18 1 25 23 1968 1000.5 1014.4 1001.5 1000.3 1004.4 999.8 999.4 1000.8 1006.7 1006.4 1017.6 1009.5 999.4 DAY 16 19 14 24 17 19 5 9 9 25 29 27 1969 1009.6 1010.0 1000.7 999.0 1003.0 1000.1 1000.4 998.7 1004.9 1008.4 1010.2 1012.4 998.7 DAY 20 8 20 13 25 24 17 8 9 24 8 27 1970 1010.6 1008.4 1003.5 997.0 998.3 1000.2 999.9 998.2 1004.1 1003.2 1012.1 1010.3 997.0 DAY 22 18 19 19 20 20 1 27 8 14 3 9 1971 1009.1 1001.8 1002.5 1001.0 1004.2 999.8 999.2 1004.1 1006.3 1008.1 1010.2 1012.3 999.2 DAY 13 13 15 14 11 29 23 11 2 8 18 14 1972 1014.5 1020.2 1007.7 1002.1 997.9 997.0 998.2 1005.1 1006.5 1014.1 1011.7 1013.6 997.0 DAY 14 17 17 24 2 23 31 1 13 30 7 16 1973 1009.2 999.8 1005.0 1001.9 1000.0 996.3 997.8 1004.3 1006.5 1012.4 1011.5 1012.6 996.3 DAY 31 22 3 8 30 15 11 4 9 10 3 6 1974 1012.4 1016.2 1009.1 1000.5 1004.1 1003.0 999.6 1003.1 1004.7 1014.3 1014.5 1013.4 999.6 DAY 24 12 24 20 27 26 4 8 3 29 24 5 1975 1014.5 1005.5 1005.4 1006.7 1006.2 1000.1 998.8 997.6 1001.2 1005.9 1012.8 1007.8 997.6 DAY 5 10 2 30 1 12 4 12 9 4 28 23 1976 1009.7 1004.4 1006.5 1008.8 1002.4 1002.2 997.7 1001.9 1006.4 1007.9 1015.4 1011.4 997.7 DAY 6 10 21 17 21 30 15 30 4 17 27 10 1977 1016.6 1009.8 1008.2 1001.7 1005.4 995.8 998.0 996.8 1010.1 1006.0 1011.2 1013.1 995.8 DAY 20 24 4 24 25 22 2 17 11 5 17 22 1978 1010.3 1012.2 1002.5 998.3 999.0 991.8 997.4 1002.8 1006.6 1010.5 1016.3 1009.6 991.8 DAY 4 17 13 25 31 21 1 17 1 31 7 16 1979 ****** ****** ****** ****** ****** 999.1 1000.5 1002.7 1008.3 1007.3 1004.4 1008.7 ****** DAY ** ** ** ** ** 22 31 9 5 26 29 1 1980 1010.4 1007.3 997.3 1001.8 1005.7 999.8 1001.3 1002.6 1005.8 1005.3 1012.0 1011.0 997.3 DAY 6 18 2 26 5 16 31 19 21 4 9 11 1981 1009.6 1010.7 999.2 998.9 1001.5 1000.8 1000.0 1004.5 1007.2 1013.4 1008.1 1012.3 998.9 DAY 3 1 12 30 12 4 5 13 19 16 5 18 1982 1011.6 1009.7 1004.5 1004.6 1006.0 1003.8 995.7 997.6 1009.6 1008.8 1012.2 1016.0 995.7 DAY 31 4 2 19 15 28 31 1 11 20 6 28 1983 999.0 1007.2 1002.5 1005.5 1005.0 1000.9 995.7 1000.0 1004.9 1005.4 1013.0 1010.1 995.7 DAY 24 17 5 23 29 22 28 4 8 4 11 12 1984 1015.0 1009.9 1003.5 1003.5 997.1 1001.8 999.5 1000.5 1008.5 1007.4 1006.7 1014.3 997.1 DAY 8 8 12 17 29 24 14 8 8 19 13 14 1985 1013.7 996.7 1003.5 1002.7 1006.1 999.4 1001.0 1004.2 1008.0 1008.7 1015.9 1004.2 996.7 DAY 2 26 24 24 21 8 27 7 6 10 10 19 1986 1008.2 1012.7 1013.2 1008.2 1000.9 1000.2 1002.1 1003.9 1008.7 1011.3 1009.1 1007.0 1000.2 DAY 19 26 9 11 10 18 17 3 25 23 7 20 1987 1011.8 1002.2 1000.7 998.0 1003.4 1004.6 999.8 1001.4 1005.4 1012.1 1007.6 1008.5 998.0 DAY 2 10 19 19 24 2 8 18 5 4 7 13 1988 1012.7 1009.0 1003.7 1004.9 997.9 992.4 998.5 1001.0 1004.4 1009.0 1009.6 1002.5 992.4 DAY 28 2 4 23 28 23 7 29 5 20 28 27 1989 1012.1 1012.7 1000.1 1007.5 1003.8 1002.2 1001.6 999.5 1002.8 1006.4 1012.2 1014.7 999.5 DAY 2 22 28 14 7 23 1 1 12 1 15 6 1990 1015.0 1004.3 1006.3 1002.0 996.8 998.6 999.5 1001.3 1003.8 1010.6 1011.2 1015.3 996.8 DAY 4 15 14 29 12 27 30 8 1 31 1 17 1991 1012.0 1010.6 1006.3 1000.6 998.5 999.1 994.8 1000.7 1003.9 1013.0 1014.9 1009.0 994.8 DAY 25 4 6 4 22 12 7 11 21 4 5 1 1992 1011.6 1006.3 1003.4 1007.4 1006.4 997.6 1000.4 1002.9 1006.2 1010.8 1008.8 1015.6 997.6 DAY 2 24 30 14 9 19 26 1 17 24 25 27 1993 1012.9 1011.3 1004.2 1001.7 1004.9 1001.3 1001.6 1003.6 1005.1 1007.8 1007.6 1016.8 1001.3 DAY 28 21 21 20 23 18 3 12 3 1 10 4 1994 1007.5 1006.7 1003.7 1004.7 1004.0 999.2 999.8 998.1 1010.9 1011.4 1008.1 1002.5 998.1 DAY 16 1 12 26 1 29 7 2 1 14 23 3 1995 1014.0 1006.0 1003.3 1006.7 1004.0 993.3 994.1 999.3 1002.5 1009.3 1005.4 1018.4 993.3 DAY 1 5 25 19 7 30 16 13 19 4 11 25 1996 1008.0 1007.4 1007.6 1004.1 1006.2 999.3 1000.7 1001.2 999.7 1007.5 1017.4 1012.2 999.3 DAY 6 5 25 13 29 1 6 8 8 26 28 29 1997 1008.9 1009.7 1000.6 1001.0 997.4 998.8 996.6 1000.9 1001.1 1009.9 1013.1 1007.7 996.6 DAY 31 22 25 9 4 23 15 5 2 6 5 10 1998 1000.7 1007.4 997.4 1003.3 1000.5 1002.3 993.2 1003.7 1003.3 1005.4 1011.5 1016.1 993.2 DAY 13 13 18 20 21 26 5 12 2 1 1 31 1999 1012.7 1001.4 1005.8 1004.6 999.6 992.2 1001.2 999.5 1003.8 1008.8 1011.6 1013.0 992.2 DAY 9 20 21 14 20 25 11 6 16 18 19 15 2000 1007.6 1011.0 1004.0 1002.9 1001.2 997.2 999.2 999.9 1000.5 1012.7 1017.2 1011.9 997.2 DAY 20 25 24 30 27 24 8 3 1 12 6 15 2001 1016.9 998.9 1000.6 1001.1 998.5 998.4 999.1 998.2 1002.9 1008.9 1005.2 1012.5 998.2 DAY 4 21 25 12 9 17 17 31 5 6 18 5 2002 1008.4 1007.0 997.7 996.8 1001.7 993.9 999.3 997.6 1007.5 1009.7 1009.7 1006.7 993.9 DAY 7 26 28 3 29 20 24 8 17 21 12 21 2003 1006.5 998.6 997.0 1005.5 1004.8 999.0 997.9 1004.4 1001.9 1006.5 1012.6 1010.5 997.0 DAY 28 20 26 26 30 30 19 14 6 25 1 6 2004 1004.6 996.6 1004.9 1001.9 995.9 1000.0 1001.2 998.1 1006.5 1010.7 1001.8 1012.3 995.9 DAY 27 15 30 17 13 17 10 12 10 3 23 9 2005 1006.1 1008.2 1005.3 1004.9 1001.6 996.3 996.2 998.3 1003.5 1007.9 1013.9 1011.1 996.2 DAY 23 1 23 27 5 20 5 7 4 20 8 26 1951-2005 993.7 995.4 996.7 995.2 994.4 991.8 991.2 990.9 996.8 992.0 996.0 1000.8 990.9 YEAR-DAY 51-23 52-12 52-18 51-27 51-20 78-21 58- 9 51- 1 51-11 51- 4 64-27 51-15 51- 1 =============================================================================================== TEHRAN 2006,MAY M.(S & A)