STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. 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OF WIND OBSERVATION **** 140 155 150 155 150 155 155 150 155 150 155 1670 VECTOR WIND DIRECTION (MEAN) *** 238 228 257 239 248 122 133 107 227 208 220 *** VECTOR WIND MAGNITUDE(KNOTS) **** 4.2 3.8 3.3 2.9 1.2 5.2 5.3 3.4 0.8 6.4 4.7 **** WIND STEADINESES (MEAN %) ***** 53.2 53.5 37.1 35.8 13.2 49.1 51.0 45.9 14.0 76.2 59.5 ***** WIND SPEED (MEAN KNOTS) **** 7.9 7.1 8.9 8.1 9.1 10.6 10.4 7.4 5.7 8.4 7.9 **** FASTEST WIND DIRECTION *** 240 180 300 190 220 120 120 30 270 210 240 *** FASTEST WIND SPEED (KNOTS) *** 29 33 29 29 29 29 27 23 23 31 31 *** DAY ** 1 7 23 13 2 18 21 4 14 28 14 DAYS WITH SKY CLEAR (0-2)/8 **** 8 6 10 9 25 29 31 20 12 11 13 **** DAYS WITH P.CLOUDY (3-6)/8 **** 10 16 8 19 5 2 0 8 13 10 12 **** DAYS WITH CLOUDY (7-8)/8 **** 10 9 12 3 0 0 0 2 6 9 6 **** DAYS WITH VISIBILITY =< 2 KM **** 5 1 0 2 0 0 0 0 0 0 4 **** DURATION OF SUNSHINE HOURS ****** ****** ****** 223.6 276.5 369.5 378.8 ****** 286.5 223.0 171.4 150.7 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. 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QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 ****** 807.2 808.3 810.3 809.9 806.4 804.9 806.3 813.4 814.7 810.2 810.6 ****** MAX. QFE PRESSURE IN HPA ****** 815.1 813.2 816.1 813.9 810.2 808.1 810.6 818.8 819.6 817.6 815.7 ****** DAY ** 18 18 5 17 8 13 15 23 11 2 7 MIN. 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QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.5 0.8 6.3 10.2 14.6 19.1 25.9 27.4 20.7 13.0 7.2 -0.7 11.9 MINIMUN AIR TEMPERATURE (C) -5.2 -2.9 0.7 4.8 8.5 11.9 17.3 18.1 12.9 6.5 1.4 -4.8 5.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 5 4 0 0 0 0 9 DAYS WITH MINIMUM TEMP. <=-4 21 9 0 0 0 0 0 0 0 0 6 19 55 DAYS WITH FREEZING MIN.<= 0 30 26 15 1 0 0 0 0 0 0 10 31 113 TEMPERATURE RECORDS LOWEST(C) -11.0 -7.6 -3.8 -1.0 1.4 8.6 11.6 13.4 4.8 0.4 -10.0 -10.0 -11.0 DAY 5 25 27 6 9 1 6 24 22 18 26 21 MAXIMUM AIR TEMPERATURE (C) 1.6 4.7 10.8 14.2 18.8 23.4 31.4 32.5 25.8 17.7 11.6 3.0 16.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 1 24 29 4 0 0 0 58 DAYS WITH MAXIMUM TEMP. <= 0 11 1 0 0 0 0 0 0 0 0 0 11 23 TEMPERATURE RECORDS HIGHEST(C) 7.4 9.8 17.0 20.0 23.8 30.0 36.4 35.2 30.8 25.4 17.8 9.0 36.4 DAY 29 21 24 30 19 21 16 6 8 3 1 31 DIF. BETWEEN (MAX.-MIN.) (C) 6.8 7.6 10.1 9.4 10.3 11.5 14.1 14.4 12.9 11.2 10.2 7.8 10.5 MEAN DAILY TEMP. (MDT) (C) -1.8 0.9 5.7 9.5 13.7 17.6 24.3 25.3 19.3 12.1 6.5 -0.9 11.0 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 6.4 108.5 134.6 19.1 0.0 0.0 0.0 268.6 HEATING DEG. DAYS(BASE 18 0C) 613.6 478.5 380.2 255.3 134.5 38.1 0.0 0.0 31.5 184.1 345.4 585.0 3046.2 DEWPOINT (MEAN C) -6.3 -4.7 -5.2 0.2 4.4 5.2 8.3 3.1 -1.5 -3.5 -6.4 -8.5 -1.2 MIXING RATIO (G/KG) 3.02 3.42 3.42 5.11 6.66 7.15 8.88 6.32 4.49 3.89 3.21 2.55 4.84 VAPOUR PRESSURE (HPA) 3.92 4.43 4.42 6.59 8.59 9.19 11.34 8.12 5.80 5.06 4.16 3.31 6.24 SATURATION DEF. (HPA) 1.75 2.23 5.46 6.20 8.67 13.73 23.64 29.74 20.02 10.63 6.63 2.74 10.95 RELATIVE HUMIDITY (MEAN %) 72 68 49 56 54 46 36 25 27 38 41 59 48 RELATIVE HUMIDITY (MAX. %) 81 82 70 74 72 69 58 42 44 57 58 72 65 RELATIVE HUMIDITY (MIN. %) 61 53 32 41 40 30 23 15 16 23 27 46 34 RELATIVE HUMIDITY (MEAN% 03UTC) 75 77 66 73 69 65 57 42 42 54 53 69 62 RELATIVE HUMIDITY (MEAN% 09UTC) 70 66 40 47 46 37 30 19 20 31 36 56 42 RELATIVE HUMIDITY (MEAN% 15UTC) 72 67 42 50 53 41 27 19 21 36 39 54 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 25.6 52.4 26.3 86.6 121.2 55.8 0.0 0.0 0.3 11.9 16.2 9.2 405.5 DAYS WITH PRECIPITATION >=10 1 1 0 3 5 2 0 0 0 0 0 0 12 DAYS WITH PRECIPITATION >= 5 2 3 2 5 8 5 0 0 0 1 2 0 28 DAYS WITH PRECIPITATION >= 1 5 9 5 13 14 7 0 0 0 2 3 3 61 DAYS WITH PRECIPITATION 6 11 9 16 15 12 0 0 3 4 5 6 87 GREATEST DAILY PRECIPITATION 10.0 24.0 9.0 24.0 31.0 20.0 0.0 0.0 0.1 7.0 6.0 4.9 31.0 DAY 12 5 17 24 7 3 ** ** 21 25 3 12 DAY WITH THUNDER STORM 0 0 0 4 9 6 0 0 0 0 0 0 19 DAYS WITH SNOW OR SLEET 2 8 3 0 0 0 0 0 0 0 2 6 21 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 225 135 270 225 135 315 135 135 135 225 315 180 135 PREVAILING WIND SPEED(KNOTS) 17.0 9.7 12.2 15.7 8.8 10.0 13.6 14.4 10.3 12.8 13.6 9.1 11.4 PREVAILING WIND PERCENT 10.3 17.1 23.2 23.3 15.5 16.7 29.0 35.5 19.3 19.4 20.7 14.8 15.9 CALMS PERCENT OF WIND 61.9 38.6 30.3 21.3 25.2 27.3 20.0 16.1 24.7 25.8 34.0 48.4 31.1 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 220 212 242 229 188 289 143 154 201 205 302 178 202 VECTOR WIND MAGNITUDE(KNOTS) 2.6 2.2 5.9 5.5 1.7 2.0 4.6 6.6 3.4 3.7 0.7 2.3 2.7 WIND STEADINESES (MEAN %) 59.1 33.8 68.6 56.7 20.0 26.3 49.5 63.5 43.0 48.1 9.1 51.1 35.1 WIND SPEED (MEAN KNOTS) 4.4 6.5 8.6 9.7 8.5 7.6 9.3 10.4 7.9 7.7 7.7 4.5 7.7 FASTEST WIND DIRECTION 250 240 210 240 270 240 90 120 270 240 150 240 270 FASTEST WIND SPEED (KNOTS) 29 29 31 29 29 35 23 27 37 27 31 21 37 DAY 1 8 25 3 6 28 14 16 20 4 11 22 DAYS WITH SKY CLEAR (0-2)/8 20 12 17 4 11 20 24 30 25 23 22 14 222 DAYS WITH P.CLOUDY (3-6)/8 9 6 5 15 15 10 6 1 5 8 7 10 97 DAYS WITH CLOUDY (7-8)/8 2 10 9 11 5 0 1 0 0 0 1 7 46 DAYS WITH VISIBILITY =< 2 KM 7 4 0 1 0 0 0 0 0 0 0 1 13 DURATION OF SUNSHINE HOURS 178.4 170.3 251.7 209.7 ****** 276.4 348.6 359.4 317.2 289.0 235.1 175.4 ****** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 811.7 809.2 809.1 808.9 812.0 809.0 805.8 808.5 810.8 813.4 811.0 811.0 810.0 MAX. QFE PRESSURE IN HPA 819.4 814.8 817.4 814.0 816.2 813.1 810.6 812.4 817.2 821.3 817.7 815.0 821.3 DAY-HOUR 7- 6 1-15 3- 6 12- 6 23- 6 2- 6 4- 6 25- 6 13- 6 25- 6 16- 6 10- 6 MIN. QFE PRESSURE IN HPA 805.2 798.1 801.6 804.8 806.9 802.8 800.6 804.2 804.9 806.5 803.2 806.5 798.1 DAY-HOUR 11-15 5- 3 17- 3 17-15 6-12 29-15 16-15 8-15 20- 9 12-12 25-12 4-12 MEAN QNH PRESSURE IN HPA 1019.7 1016.7 1016.5 1016.3 1020.0 1016.4 1012.5 1015.8 1018.5 1021.7 1018.8 1018.8 1017.6 MAX. QNH PRESSURE IN HPA 1028.9 1023.4 1026.5 1022.4 1025.0 1021.3 1018.3 1020.5 1026.3 1031.2 1026.9 1023.6 1031.2 DAY-HOUR 7- 6 1-15 3- 6 12- 6 23- 6 2- 6 4- 6 25- 6 13- 6 25- 6 16- 6 10- 6 MIN. QNH PRESSURE IN HPA 1011.8 1003.3 1007.5 1011.3 1013.9 1008.9 1006.3 1010.6 1011.5 1013.4 1009.4 1013.4 1003.3 DAY-HOUR 11-15 5- 3 17- 3 17-15 6-12 29-15 16-15 8-15 20- 9 12-12 25-12 4-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 811.5 809.1 809.1 809.1 812.1 809.4 806.4 809.2 811.2 813.5 811.1 810.9 810.2 MAX. QFE PRESSURE IN HPA 818.6 813.7 816.2 813.1 815.7 812.6 810.4 812.2 816.4 820.2 816.9 814.3 820.2 DAY 7 1 3 13 23 1 4 25 13 25 16 10 MIN. QFE PRESSURE IN HPA 805.8 798.1 801.6 805.2 808.0 805.2 803.0 806.8 805.7 808.2 805.2 807.1 798.1 DAY 17 5 17 19 2 29 16 8 20 12 24 4 MEAN QNH PRESSURE IN HPA 1019.4 1016.5 1016.5 1016.5 1020.1 1016.9 1013.2 1016.6 1019.0 1021.9 1018.9 1018.7 1017.8 MAX. QNH PRESSURE IN HPA 1027.9 1022.0 1025.0 1021.3 1024.4 1020.7 1018.1 1020.2 1025.3 1029.9 1025.9 1022.8 1029.9 DAY 7 1 3 13 23 1 4 25 13 25 16 10 MIN. QNH PRESSURE IN HPA 1012.5 1003.3 1007.5 1011.8 1015.2 1011.8 1009.2 1013.7 1012.4 1015.4 1011.8 1014.1 1003.3 DAY 17 5 17 19 2 29 16 8 20 12 24 4 MEAN QFF PRESSURE IN HPA 1023.5 1018.8 1014.9 1011.4 1011.8 1005.2 996.4 999.1 1006.6 1015.7 1016.7 1022.8 1011.9 MAX. QFF PRESSURE IN HPA 1038.4 1025.9 1024.8 1018.4 1016.3 1012.6 1002.9 1005.0 1018.5 1027.3 1026.6 1030.0 1038.4 DAY 7 25 3 7 9 8 4 25 22 25 27 20 MIN. QFF PRESSURE IN HPA 1011.5 1002.3 1004.4 1003.5 1007.8 996.5 990.1 994.2 999.5 1004.2 1006.1 1014.9 990.1 DAY 17 5 17 19 11 22 16 8 20 4 24 4 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 812.4 810.0 810.0 809.7 812.6 809.7 806.7 809.6 811.8 814.4 812.0 811.7 810.9 MAX. QFE PRESSURE IN HPA 819.4 814.8 817.4 814.0 816.2 813.1 810.6 812.4 817.2 821.3 817.7 815.0 821.3 DAY 7 13 3 12 23 2 4 25 13 25 16 10 MIN. QFE PRESSURE IN HPA 806.3 799.5 803.0 806.3 808.4 805.1 803.1 806.9 806.0 809.0 805.4 807.8 799.5 DAY 11 5 26 18 2 29 16 8 20 12 24 4 MEAN QNH PRESSURE IN HPA 1020.5 1017.5 1017.6 1017.2 1020.7 1017.2 1013.6 1017.1 1019.7 1022.9 1019.9 1019.6 1018.6 MAX. QNH PRESSURE IN HPA 1028.9 1023.4 1026.5 1022.4 1025.0 1021.3 1018.3 1020.5 1026.3 1031.2 1026.9 1023.6 1031.2 DAY 7 13 3 12 23 2 4 25 13 25 16 10 MIN. QNH PRESSURE IN HPA 1013.1 1005.0 1009.2 1013.1 1015.7 1011.7 1009.3 1013.9 1012.8 1016.4 1012.1 1014.9 1005.0 DAY 11 5 26 18 2 29 16 8 20 12 24 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 812.1 809.7 809.5 809.2 812.2 809.3 806.1 809.0 811.1 813.7 811.1 811.2 810.3 MAX. QFE PRESSURE IN HPA 818.6 814.6 816.9 813.7 815.8 812.5 810.0 811.6 816.2 820.7 817.0 814.6 820.7 DAY 7 1 3 12 26 1 4 25 13 25 15 10 MIN. QFE PRESSURE IN HPA 806.0 798.8 802.1 805.6 808.2 804.3 802.6 805.9 804.9 808.1 804.9 807.3 798.8 DAY 11 5 26 19 2 29 16 8 20 12 25 4 MEAN QNH PRESSURE IN HPA 1020.1 1017.2 1017.0 1016.6 1020.2 1016.7 1012.9 1016.3 1018.9 1022.0 1018.9 1019.0 1018.0 MAX. QNH PRESSURE IN HPA 1027.9 1023.1 1025.9 1022.0 1024.6 1020.6 1017.6 1019.5 1025.0 1030.5 1026.0 1023.1 1030.5 DAY 7 1 3 12 26 1 4 25 13 25 15 10 MIN. QNH PRESSURE IN HPA 1012.8 1004.1 1008.1 1012.3 1015.4 1010.7 1008.7 1012.7 1011.5 1015.3 1011.5 1014.3 1004.1 DAY 11 5 26 19 2 29 16 8 20 12 25 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 811.3 808.6 808.4 808.4 811.5 808.5 805.1 807.8 810.0 812.6 810.3 810.3 809.4 MAX. QFE PRESSURE IN HPA 817.6 814.4 815.5 812.7 814.8 812.3 808.8 810.4 814.8 819.9 816.5 813.9 819.9 DAY 7 1 3 13 22 1 4 24 13 25 15 10 MIN. QFE PRESSURE IN HPA 805.8 799.3 801.8 805.0 806.9 803.0 802.0 804.7 805.6 806.5 803.2 806.5 799.3 DAY 11 5 26 17 6 29 16 8 19 12 25 4 MEAN QNH PRESSURE IN HPA 1019.1 1015.9 1015.7 1015.6 1019.4 1015.8 1011.7 1014.9 1017.6 1020.8 1018.0 1018.0 1016.9 MAX. QNH PRESSURE IN HPA 1026.7 1022.9 1024.2 1020.8 1023.4 1020.4 1016.1 1018.1 1023.4 1029.5 1025.4 1022.3 1029.5 DAY 7 1 3 13 22 1 4 24 13 25 15 10 MIN. QNH PRESSURE IN HPA 1012.5 1004.7 1007.7 1011.6 1013.9 1009.2 1008.0 1011.2 1012.3 1013.4 1009.4 1013.4 1004.7 DAY 11 5 26 17 6 29 16 8 19 12 25 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 811.4 808.9 808.5 808.3 811.5 808.3 804.8 807.3 809.9 812.9 810.8 810.7 809.4 MAX. QFE PRESSURE IN HPA 818.0 814.8 815.2 813.1 814.7 812.6 808.3 810.4 814.8 820.3 817.1 814.1 820.3 DAY 6 1 3 12 22 7 3 24 12 26 15 10 MIN. QFE PRESSURE IN HPA 805.2 800.8 802.0 804.8 807.8 802.8 800.6 804.2 805.4 808.9 803.8 807.5 800.6 DAY 11 5 26 17 2 29 16 8 19 12 25 4 MEAN QNH PRESSURE IN HPA 1019.2 1016.2 1015.8 1015.5 1019.4 1015.6 1011.3 1014.4 1017.5 1021.1 1018.5 1018.5 1016.9 MAX. QNH PRESSURE IN HPA 1027.2 1023.4 1023.8 1021.3 1023.2 1020.7 1015.5 1018.1 1023.4 1030.0 1026.1 1022.5 1030.0 DAY 6 1 3 12 22 7 3 24 12 26 15 10 MIN. QNH PRESSURE IN HPA 1011.8 1006.5 1008.0 1011.3 1014.9 1008.9 1006.3 1010.6 1012.1 1016.3 1010.1 1014.6 1006.3 DAY 11 5 26 17 2 29 16 8 19 12 25 4 MEAN QFF PRESSURE IN HPA 1023.2 1018.5 1014.0 1010.3 1011.0 1003.8 994.5 997.0 1005.2 1015.0 1016.5 1022.5 1011.0 MAX. QFF PRESSURE IN HPA 1037.4 1024.4 1023.9 1018.3 1016.2 1013.1 1001.1 1003.6 1016.8 1026.9 1025.6 1028.2 1037.4 DAY 7 25 3 12 13 7 3 24 21 26 27 19 MIN. QFF PRESSURE IN HPA 1010.8 1005.9 1003.0 1003.5 1005.5 992.9 986.8 991.8 997.2 1004.9 1008.1 1015.0 986.8 DAY 16 5 25 18 2 29 16 8 4 3 7 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.9 0.1 1.6 8.4 16.8 21.2 24.7 25.6 21.5 13.0 6.2 4.1 11.6 MINIMUN AIR TEMPERATURE (C) -7.3 -3.5 -2.0 3.2 10.1 12.4 17.1 17.1 13.1 7.0 1.1 0.0 5.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 4 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 22 12 6 1 0 0 0 0 0 0 3 1 45 DAYS WITH FREEZING MIN.<= 0 27 25 27 5 0 0 0 0 0 0 10 17 111 TEMPERATURE RECORDS LOWEST(C) -16.8 -14.4 -10.0 -5.0 5.6 6.4 10.4 12.4 8.8 0.2 -5.6 -4.0 -16.8 DAY 16 4 1 4 5 8 15 15 21 31 12 3 MAXIMUM AIR TEMPERATURE (C) -0.5 3.6 4.8 12.8 21.4 26.1 29.3 31.0 27.1 17.8 10.7 7.5 16.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 1 12 23 2 0 0 0 38 DAYS WITH MAXIMUM TEMP. <= 0 18 4 1 1 0 0 0 0 0 0 0 0 24 TEMPERATURE RECORDS HIGHEST(C) 8.8 11.0 15.0 19.5 25.6 30.2 32.2 34.0 30.4 23.8 16.4 13.4 34.0 DAY 2 25 30 21 31 4 19 11 15 3 2 5 DIF. BETWEEN (MAX.-MIN.) (C) 6.8 7.1 6.8 9.6 11.3 13.7 12.2 13.9 14.0 10.8 9.6 7.5 10.3 MEAN DAILY TEMP. (MDT) (C) -3.9 0.1 1.4 8.0 15.8 19.2 23.2 24.0 20.1 12.4 5.9 3.8 10.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.2 11.7 73.0 96.6 12.8 0.0 0.0 0.0 194.3 HEATING DEG. DAYS(BASE 18 0C) 679.3 519.5 494.8 300.3 78.7 16.2 0.1 0.0 12.3 173.1 362.3 441.4 3077.9 DEWPOINT (MEAN C) -8.5 -4.4 -3.4 -0.5 8.2 6.6 4.4 1.9 -3.6 -2.7 -5.2 -5.7 -1.1 MIXING RATIO (G/KG) 2.59 3.50 3.82 4.73 8.57 8.04 6.68 5.73 3.94 4.10 3.35 3.21 4.85 VAPOUR PRESSURE (HPA) 3.35 4.51 4.91 6.10 11.01 10.30 8.59 7.38 5.09 5.31 4.36 4.16 6.26 SATURATION DEF. (HPA) 1.57 1.89 2.20 5.49 8.80 15.81 23.33 26.57 21.65 10.39 5.50 4.21 10.62 RELATIVE HUMIDITY (MEAN %) 72 74 72 58 59 43 29 25 23 39 47 53 50 RELATIVE HUMIDITY (MAX. %) 82 84 85 78 76 62 45 39 40 56 66 70 65 RELATIVE HUMIDITY (MIN. %) 61 63 58 42 47 31 19 16 11 25 31 37 37 RELATIVE HUMIDITY (MEAN% 03UTC) 78 80 80 71 75 61 45 39 40 55 62 64 63 RELATIVE HUMIDITY (MEAN% 09UTC) 69 70 69 51 52 37 23 20 16 35 41 45 44 RELATIVE HUMIDITY (MEAN% 15UTC) 69 74 70 56 56 36 25 19 16 35 45 51 46 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 41.4 80.0 87.0 138.7 45.0 16.0 1.8 2.1 2.0 18.7 3.1 11.3 447.1 DAYS WITH PRECIPITATION >=10 2 3 2 5 2 1 0 0 0 0 0 0 15 DAYS WITH PRECIPITATION >= 5 2 6 7 7 4 1 0 0 0 2 0 1 30 DAYS WITH PRECIPITATION >= 1 10 11 14 12 5 2 1 1 1 3 2 3 65 DAYS WITH PRECIPITATION 12 17 20 21 11 2 3 2 2 6 3 8 107 GREATEST DAILY PRECIPITATION 14.0 25.0 18.0 42.0 18.0 13.0 1.0 2.0 2.0 9.0 2.0 5.0 42.0 DAY 6 2 2 13 21 28 10 31 22 13 8 11 DAY WITH THUNDER STORM 1 1 0 3 6 1 3 2 0 1 1 0 19 DAYS WITH SNOW OR SLEET 10 10 14 2 0 0 0 0 0 0 2 4 42 DAYS WITH DUST 1 1 0 0 1 0 0 0 1 0 0 0 4 WIND DIRECTION (PREVAILING) 135 135 135 225 225 135 135 135 225 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 11.1 8.6 9.6 14.0 10.3 9.3 10.9 11.5 11.3 9.9 7.3 10.2 10.0 PREVAILING WIND PERCENT 20.6 17.2 23.9 23.3 17.4 14.7 30.3 27.7 18.0 19.4 22.0 32.9 18.2 CALMS PERCENT OF WIND 36.1 30.3 17.4 15.3 24.5 21.3 9.7 17.4 30.0 21.3 32.7 23.2 23.2 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 170 190 186 216 226 186 114 144 242 219 183 194 186 VECTOR WIND MAGNITUDE(KNOTS) 4.0 3.1 3.8 5.2 3.4 2.5 6.0 5.1 3.8 3.2 1.6 5.1 3.1 WIND STEADINESES (MEAN %) 61.5 44.9 44.2 52.5 46.6 29.8 61.2 55.4 61.3 44.4 34.0 63.7 40.3 WIND SPEED (MEAN KNOTS) 6.5 6.9 8.6 9.9 7.3 8.4 9.8 9.2 6.2 7.2 4.7 8.0 7.7 FASTEST WIND DIRECTION 210 190 220 240 240 210 110 120 220 240 30 220 210 FASTEST WIND SPEED (KNOTS) 27 29 33 33 25 37 19 21 19 21 17 29 37 DAY 6 1 26 10 20 27 1 12 17 27 11 27 DAYS WITH SKY CLEAR (0-2)/8 9 10 6 4 12 26 20 28 27 22 16 10 190 DAYS WITH P.CLOUDY (3-6)/8 12 10 14 14 14 4 11 3 2 8 11 12 115 DAYS WITH CLOUDY (7-8)/8 10 9 11 12 5 0 0 0 1 1 3 9 61 DAYS WITH VISIBILITY =< 2 KM 8 3 5 2 1 0 0 0 0 0 0 0 19 DURATION OF SUNSHINE HOURS 116.0 146.9 156.1 195.7 282.5 360.7 330.8 363.6 318.6 262.2 208.7 150.9 2892.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 809.4 807.3 805.6 808.7 810.4 808.2 809.4 809.1 809.4 812.2 814.0 811.8 809.6 MAX. QFE PRESSURE IN HPA 816.7 813.2 811.3 813.3 814.9 811.9 814.8 816.1 816.3 819.6 821.7 817.6 821.7 DAY-HOUR 26- 6 8- 9 29- 6 4- 9 18- 6 12- 3 3- 6 29- 6 25- 6 2- 6 18- 6 4- 9 MIN. QFE PRESSURE IN HPA 801.5 799.2 800.1 800.9 806.1 803.4 802.0 803.5 802.4 805.2 808.9 805.2 799.2 DAY-HOUR 6-12 5- 6 7-15 13- 3 29-12 19-12 6-15 7-15 21-15 27- 3 28-12 29-12 MEAN QNH PRESSURE IN HPA 1016.9 1014.3 1012.3 1016.1 1018.1 1015.4 1016.9 1016.5 1016.9 1020.2 1022.4 1019.7 1017.2 MAX. QNH PRESSURE IN HPA 1025.7 1021.4 1019.2 1021.6 1023.5 1019.9 1023.4 1024.9 1025.2 1029.1 1031.7 1026.7 1031.7 DAY-HOUR 26- 6 8- 9 29- 6 4- 9 18- 6 12- 3 3- 6 29- 6 25- 6 2- 6 18- 6 4- 9 MIN. QNH PRESSURE IN HPA 1007.4 1004.6 1005.7 1006.6 1012.9 1009.6 1008.0 1009.8 1008.4 1011.8 1016.3 1011.8 1004.6 DAY-HOUR 6-12 5- 6 7-15 13- 3 29-12 19-12 6-15 7-15 21-15 27- 3 28-12 29-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 809.2 807.0 805.4 808.7 810.6 808.8 809.8 809.6 809.8 812.4 814.1 811.8 809.8 MAX. QFE PRESSURE IN HPA 815.6 812.3 810.4 812.3 813.9 811.9 814.6 815.3 815.3 819.2 820.8 816.1 820.8 DAY 26 24 29 4 18 12 4 29 26 2 18 8 MIN. QFE PRESSURE IN HPA 802.0 799.5 801.0 800.9 806.5 803.9 803.8 804.5 802.8 805.2 809.9 807.3 799.5 DAY 19 5 2 13 29 19 7 8 22 27 29 25 MEAN QNH PRESSURE IN HPA 1016.6 1013.9 1012.1 1016.0 1018.3 1016.1 1017.4 1017.1 1017.3 1020.5 1022.5 1019.7 1017.3 MAX. QNH PRESSURE IN HPA 1024.3 1020.4 1018.1 1020.4 1022.3 1019.9 1023.1 1024.0 1024.0 1028.7 1030.6 1024.9 1030.6 DAY 26 24 29 4 18 12 4 29 26 2 18 8 MIN. QNH PRESSURE IN HPA 1008.0 1005.0 1006.8 1006.6 1013.4 1010.2 1010.1 1011.0 1008.9 1011.8 1017.5 1014.3 1005.0 DAY 19 5 2 13 29 19 7 8 22 27 29 25 MEAN QFF PRESSURE IN HPA 1022.9 1016.4 1013.6 1012.3 1008.2 1002.8 1001.8 1001.0 1004.3 1013.6 1021.3 1019.6 1011.5 MAX. QFF PRESSURE IN HPA 1035.7 1026.0 1020.9 1025.6 1013.4 1011.4 1008.4 1011.1 1012.6 1024.5 1033.9 1026.4 1035.7 DAY 26 4 29 4 5 12 9 29 25 19 18 3 MIN. QFF PRESSURE IN HPA 1010.5 1006.1 1005.3 1000.0 1001.5 994.3 995.6 993.8 997.6 1002.9 1011.7 1012.4 993.8 DAY 6 10 25 13 25 19 6 8 22 27 7 29 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.0 808.0 806.2 809.5 811.2 809.1 810.3 810.1 810.5 813.2 814.9 812.6 810.5 MAX. QFE PRESSURE IN HPA 816.7 813.1 811.3 813.1 814.9 811.9 814.8 816.1 816.3 819.6 821.7 817.1 821.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 MIN. QFE PRESSURE IN HPA 803.0 799.2 802.0 802.9 806.9 804.3 804.4 805.3 804.8 805.7 810.6 808.1 799.2 DAY 19 5 2 13 29 19 7 8 21 27 29 14 MEAN QNH PRESSURE IN HPA 1017.6 1015.1 1013.0 1016.9 1019.0 1016.5 1018.0 1017.8 1018.1 1021.4 1023.5 1020.7 1018.1 MAX. QNH PRESSURE IN HPA 1025.7 1021.3 1019.2 1021.3 1023.5 1019.9 1023.4 1024.9 1025.2 1029.1 1031.7 1026.1 1031.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 MIN. QNH PRESSURE IN HPA 1009.2 1004.6 1008.0 1009.0 1013.9 1010.7 1010.8 1011.9 1011.3 1012.4 1018.3 1015.3 1004.6 DAY 19 5 2 13 29 19 7 8 21 27 29 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 809.7 807.8 805.9 809.1 810.8 808.5 809.8 809.5 809.7 812.4 814.1 812.0 809.9 MAX. QFE PRESSURE IN HPA 816.0 813.2 810.5 813.3 814.3 811.7 814.8 815.3 815.5 818.2 820.9 817.6 820.9 DAY 26 8 29 4 18 12 3 29 25 2 18 4 MIN. QFE PRESSURE IN HPA 802.3 799.2 801.1 803.2 806.8 804.2 803.8 804.8 803.9 805.2 810.1 806.6 799.2 DAY 6 5 26 13 29 19 6 8 21 27 28 29 MEAN QNH PRESSURE IN HPA 1017.3 1014.9 1012.7 1016.5 1018.6 1015.8 1017.3 1016.9 1017.3 1020.5 1022.6 1020.0 1017.5 MAX. QNH PRESSURE IN HPA 1024.8 1021.4 1018.2 1021.6 1022.8 1019.6 1023.4 1024.0 1024.2 1027.5 1030.7 1026.7 1030.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 MIN. QNH PRESSURE IN HPA 1008.3 1004.6 1006.9 1009.4 1013.7 1010.6 1010.1 1011.3 1010.2 1011.8 1017.7 1013.5 1004.6 DAY 6 5 26 13 29 19 6 8 21 27 28 29 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 808.9 806.8 805.3 808.3 810.0 807.5 808.7 808.4 808.7 811.4 813.3 811.2 809.0 MAX. QFE PRESSURE IN HPA 814.9 812.2 809.3 812.5 814.0 810.6 813.8 814.3 815.0 817.3 819.1 816.0 819.1 DAY 26 8 31 4 18 12 3 29 25 1 15 7 MIN. QFE PRESSURE IN HPA 801.5 799.4 800.9 802.3 806.1 803.4 802.1 804.0 802.8 805.2 808.9 805.2 799.4 DAY 6 5 7 12 29 19 6 7 21 27 28 29 MEAN QNH PRESSURE IN HPA 1016.3 1013.7 1011.9 1015.5 1017.5 1014.6 1016.1 1015.6 1016.0 1019.3 1021.5 1019.0 1016.4 MAX. QNH PRESSURE IN HPA 1023.5 1020.2 1016.7 1020.6 1022.4 1018.3 1022.2 1022.8 1023.6 1026.4 1028.5 1024.8 1028.5 DAY 26 8 31 4 18 12 3 29 25 1 15 7 MIN. QNH PRESSURE IN HPA 1007.4 1004.8 1006.6 1008.3 1012.9 1009.6 1008.1 1010.4 1008.9 1011.8 1016.3 1011.8 1004.8 DAY 6 5 7 12 29 19 6 7 21 27 28 29 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 809.3 807.0 805.4 808.3 809.8 807.2 808.6 808.1 808.5 811.6 813.6 811.5 809.1 MAX. QFE PRESSURE IN HPA 814.9 811.8 809.7 812.6 813.4 810.6 813.6 813.9 815.0 817.8 820.2 816.5 820.2 DAY 26 23 28 4 17 12 3 29 25 1 15 7 MIN. QFE PRESSURE IN HPA 802.0 800.2 800.1 803.0 806.1 803.4 802.0 803.5 802.4 806.5 809.3 806.1 800.1 DAY 6 5 7 12 29 19 6 7 21 27 28 29 MEAN QNH PRESSURE IN HPA 1016.7 1014.0 1012.1 1015.5 1017.3 1014.2 1015.9 1015.3 1015.8 1019.5 1022.0 1019.4 1016.5 MAX. QNH PRESSURE IN HPA 1023.5 1019.8 1017.2 1020.7 1021.7 1018.3 1021.9 1022.3 1023.6 1027.0 1029.9 1025.4 1029.9 DAY 26 23 28 4 17 12 3 29 25 1 15 7 MIN. QNH PRESSURE IN HPA 1008.0 1005.8 1005.7 1009.2 1012.9 1009.6 1008.0 1009.8 1008.4 1013.4 1016.7 1012.9 1005.7 DAY 6 5 7 12 29 19 6 7 21 27 28 29 MEAN QFF PRESSURE IN HPA 1023.0 1016.5 1013.3 1011.6 1006.9 1000.7 1000.3 999.3 1003.0 1012.8 1020.9 1019.2 1010.6 MAX. QFF PRESSURE IN HPA 1035.0 1025.5 1019.6 1025.9 1012.3 1009.0 1005.5 1009.8 1011.5 1023.5 1033.0 1026.2 1035.0 DAY 26 3 5 4 12 12 3 29 25 18 18 7 MIN. QFF PRESSURE IN HPA 1008.3 1004.6 1005.4 1002.9 998.9 993.6 993.4 992.6 997.2 1004.4 1011.9 1008.6 992.6 DAY 6 9 25 12 29 19 6 7 8 26 7 29 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.6 -2.2 1.3 9.8 15.6 22.5 26.0 27.8 19.7 14.9 5.5 0.8 11.8 MINIMUN AIR TEMPERATURE (C) -5.4 -7.6 -3.2 3.3 8.4 14.3 17.1 19.1 12.0 7.9 1.6 -2.8 5.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 8 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 19 19 10 4 0 0 0 0 0 0 0 9 61 DAYS WITH FREEZING MIN.<= 0 27 27 28 7 0 0 0 0 0 0 8 25 122 TEMPERATURE RECORDS LOWEST(C) -18.4 -17.0 -11.2 -5.6 1.2 9.0 11.6 14.0 4.2 3.4 -2.6 -11.4 -18.4 DAY 29 1 8 11 6 3 7 21 15 24 29 22 MAXIMUM AIR TEMPERATURE (C) 3.7 2.1 5.2 14.0 20.5 27.3 31.7 33.3 24.9 19.5 9.1 4.3 16.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 5 23 31 0 0 0 0 59 DAYS WITH MAXIMUM TEMP. <= 0 5 8 2 1 0 0 0 0 0 0 0 1 17 TEMPERATURE RECORDS HIGHEST(C) 11.0 10.0 12.4 26.0 26.4 30.6 37.0 36.2 29.4 24.4 12.6 11.6 37.0 DAY 6 18 22 27 27 28 29 17 1 2 17 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.1 9.7 8.4 10.7 12.1 13.0 14.6 14.2 12.9 11.6 7.5 7.1 10.9 MEAN DAILY TEMP. (MDT) (C) -0.9 -2.7 1.0 8.7 14.4 20.8 24.4 26.2 18.4 13.7 5.4 0.7 10.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.2 30.2 110.5 162.4 4.7 0.0 0.0 0.0 308.0 HEATING DEG. DAYS(BASE 18 0C) 584.5 580.2 527.7 281.8 120.4 4.0 0.0 0.0 27.3 134.1 379.3 535.4 3174.6 DEWPOINT (MEAN C) -7.9 -8.5 -4.9 -3.8 0.7 0.9 4.2 -0.1 -3.0 -1.9 -1.0 -4.0 -2.4 MIXING RATIO (G/KG) 2.76 2.67 3.43 3.78 5.19 5.28 6.80 5.07 4.04 4.30 4.48 3.61 4.28 VAPOUR PRESSURE (HPA) 3.57 3.45 4.41 4.87 6.70 6.80 8.71 6.52 5.24 5.57 5.81 4.66 5.53 SATURATION DEF. (HPA) 2.66 2.08 2.54 8.35 11.76 21.24 26.58 32.15 18.72 12.07 3.40 1.99 11.96 RELATIVE HUMIDITY (MEAN %) 61 64 67 44 41 27 29 19 26 36 65 72 46 RELATIVE HUMIDITY (MAX. %) 75 78 82 64 60 46 48 33 44 54 79 85 62 RELATIVE HUMIDITY (MIN. %) 47 52 52 31 27 16 17 12 14 23 52 59 34 RELATIVE HUMIDITY (MEAN% 03UTC) 69 73 77 61 56 44 48 33 44 52 72 82 59 RELATIVE HUMIDITY (MEAN% 09UTC) 57 60 63 38 32 20 22 13 21 29 60 67 40 RELATIVE HUMIDITY (MEAN% 15UTC) 62 63 63 36 40 23 23 16 18 33 68 71 43 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 32.1 18.0 63.0 67.1 57.2 8.4 2.3 0.0 0.0 14.2 50.9 44.2 357.4 DAYS WITH PRECIPITATION >=10 1 0 2 2 1 0 0 0 0 1 2 2 11 DAYS WITH PRECIPITATION >= 5 1 2 5 4 5 0 0 0 0 1 4 3 25 DAYS WITH PRECIPITATION >= 1 3 4 14 6 10 5 1 0 0 1 7 6 57 DAYS WITH PRECIPITATION 6 10 19 10 18 8 4 0 1 5 10 8 99 GREATEST DAILY PRECIPITATION 26.0 8.0 15.0 31.0 19.0 2.0 2.0 0.0 0.0 13.0 21.0 15.0 31.0 DAY 16 19 29 5 17 7 5 ** ** 21 3 1 DAY WITH THUNDER STORM 0 0 1 1 13 4 3 0 1 0 2 0 25 DAYS WITH SNOW OR SLEET 3 6 13 3 0 0 0 0 0 0 2 7 34 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 1 0 0 1 WIND DIRECTION (PREVAILING) 270 225 225 225 180 180 135 135 270 225 135 135 225 PREVAILING WIND SPEED(KNOTS) 12.7 11.4 16.6 14.0 11.1 12.2 10.3 13.9 12.4 12.8 9.0 8.9 13.4 PREVAILING WIND PERCENT 13.5 16.4 25.2 30.0 14.8 19.3 20.0 39.4 18.0 21.9 16.0 11.6 15.6 CALMS PERCENT OF WIND 38.1 45.0 24.5 18.0 21.9 21.3 17.4 6.5 20.0 43.9 39.3 53.5 29.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 237 204 214 242 229 204 145 144 225 250 190 196 206 VECTOR WIND MAGNITUDE(KNOTS) 2.8 3.4 6.0 6.6 2.8 4.1 2.8 9.1 4.0 4.7 2.8 2.2 3.5 WIND STEADINESES (MEAN %) 44.4 59.6 63.8 68.0 31.8 42.7 32.6 75.8 43.5 75.8 50.9 47.8 43.8 WIND SPEED (MEAN KNOTS) 6.3 5.7 9.4 9.7 8.8 9.6 8.6 12.0 9.2 6.2 5.5 4.6 8.0 FASTEST WIND DIRECTION 240 210 240 210 240 230 90 120 270 240 210 210 210 FASTEST WIND SPEED (KNOTS) 27 33 33 35 31 23 21 27 23 25 23 23 35 DAY 26 22 23 9 4 12 4 19 2 6 4 8 DAYS WITH SKY CLEAR (0-2)/8 16 21 6 8 11 18 26 26 28 19 8 6 193 DAYS WITH P.CLOUDY (3-6)/8 10 6 15 15 17 11 5 5 2 9 14 18 127 DAYS WITH CLOUDY (7-8)/8 5 1 10 7 3 1 0 0 0 3 8 7 45 DAYS WITH VISIBILITY =< 2 KM 2 2 3 0 0 0 0 0 0 0 1 5 13 DURATION OF SUNSHINE HOURS 197.2 227.4 175.3 247.7 281.2 329.6 373.6 336.4 329.5 263.7 150.7 146.6 3058.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 808.1 808.0 804.7 807.5 810.6 807.8 805.7 807.8 811.3 812.9 812.3 809.5 808.8 MAX. QFE PRESSURE IN HPA 814.5 814.9 815.9 813.8 815.5 812.7 810.8 811.8 816.5 818.3 821.4 816.4 821.4 DAY-HOUR 12- 9 17- 6 11- 6 24- 6 12- 6 8- 6 19- 6 21- 6 19- 6 9- 6 8- 6 28- 6 MIN. QFE PRESSURE IN HPA 798.1 800.0 796.4 798.0 801.0 801.0 800.8 802.0 805.4 808.2 808.8 801.4 796.4 DAY-HOUR 16- 3 5-12 29-12 9-15 4-12 24-15 11-15 5-15 2-15 6-12 19-12 9-12 MEAN QNH PRESSURE IN HPA 1015.3 1015.2 1011.2 1014.5 1018.3 1015.0 1012.4 1014.9 1019.1 1021.1 1020.3 1017.0 1016.2 MAX. QNH PRESSURE IN HPA 1023.0 1023.5 1024.7 1022.2 1024.2 1020.8 1018.6 1019.8 1025.4 1027.6 1031.3 1025.3 1031.3 DAY-HOUR 12- 9 17- 6 11- 6 24- 6 12- 6 8- 6 19- 6 21- 6 19- 6 9- 6 8- 6 28- 6 MIN. QNH PRESSURE IN HPA 1003.3 1005.6 1001.2 1003.1 1006.8 1006.8 1006.5 1008.0 1012.1 1015.4 1016.1 1007.2 1001.2 DAY-HOUR 16- 3 5-12 29-12 9-15 4-12 24-15 11-15 5-15 2-15 6-12 19-12 9-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 808.0 807.9 804.7 807.7 810.9 808.3 806.4 808.4 811.7 813.1 812.3 809.3 809.1 MAX. QFE PRESSURE IN HPA 813.5 814.0 814.8 813.1 815.2 812.3 810.1 811.1 815.6 817.1 820.2 814.6 820.2 DAY 12 17 11 23 12 8 19 25 19 9 8 28 MIN. QFE PRESSURE IN HPA 798.1 802.5 798.1 800.1 802.8 803.4 803.2 803.9 807.6 810.3 809.1 801.7 798.1 DAY 16 5 7 5 5 30 11 5 3 2 20 10 MEAN QNH PRESSURE IN HPA 1015.2 1015.1 1011.2 1014.8 1018.6 1015.5 1013.2 1015.7 1019.7 1021.3 1020.3 1016.8 1016.5 MAX. QNH PRESSURE IN HPA 1021.8 1022.4 1023.4 1021.3 1023.8 1020.4 1017.7 1018.9 1024.3 1026.1 1029.9 1023.1 1029.9 DAY 12 17 11 23 12 8 19 25 19 9 8 28 MIN. QNH PRESSURE IN HPA 1003.3 1008.6 1003.3 1005.7 1008.9 1009.6 1009.4 1010.2 1014.7 1017.9 1016.5 1007.6 1003.3 DAY 16 5 7 5 5 30 11 5 3 2 20 10 MEAN QFF PRESSURE IN HPA 1018.8 1020.7 1013.1 1010.2 1009.9 1001.5 996.6 998.2 1007.9 1013.3 1019.1 1019.1 1010.7 MAX. QFF PRESSURE IN HPA 1030.0 1034.0 1026.3 1022.3 1016.6 1007.8 1002.6 1003.9 1017.7 1019.0 1028.9 1031.3 1034.0 DAY 29 7 11 13 6 1 8 21 15 29 8 28 MIN. QFF PRESSURE IN HPA 1003.5 1010.4 1002.1 1002.6 1001.2 993.7 990.0 990.4 1000.3 1006.4 1013.3 1006.8 990.0 DAY 16 22 7 28 4 30 11 5 2 2 20 10 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 808.8 808.8 805.5 808.3 811.3 808.6 806.6 809.0 812.3 813.8 813.0 810.3 809.7 MAX. QFE PRESSURE IN HPA 814.1 814.9 815.9 813.8 815.5 812.7 810.8 811.8 816.5 818.3 821.4 816.4 821.4 DAY 12 17 11 24 12 8 19 21 19 9 8 28 MIN. QFE PRESSURE IN HPA 799.4 802.0 797.6 799.9 803.4 803.6 803.2 804.2 808.1 810.7 810.0 802.4 797.6 DAY 16 5 7 10 4 24 11 5 3 2 20 10 MEAN QNH PRESSURE IN HPA 1016.2 1016.1 1012.1 1015.5 1019.1 1015.9 1013.5 1016.3 1020.3 1022.2 1021.2 1017.9 1017.2 MAX. QNH PRESSURE IN HPA 1022.5 1023.5 1024.7 1022.2 1024.2 1020.8 1018.6 1019.8 1025.4 1027.6 1031.3 1025.3 1031.3 DAY 12 17 11 24 12 8 19 21 19 9 8 28 MIN. QNH PRESSURE IN HPA 1004.8 1008.0 1002.7 1005.4 1009.6 1009.9 1009.4 1010.6 1015.3 1018.4 1017.6 1008.4 1002.7 DAY 16 5 7 10 4 24 11 5 3 2 20 10 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 808.3 808.4 805.0 807.8 810.8 808.2 805.9 808.0 811.6 813.1 812.4 809.5 809.1 MAX. QFE PRESSURE IN HPA 814.5 814.0 814.8 813.4 815.0 812.4 809.9 810.6 815.5 817.8 820.6 815.4 820.6 DAY 12 7 11 23 12 8 19 10 19 9 8 28 MIN. QFE PRESSURE IN HPA 799.2 800.6 796.6 799.3 802.8 803.0 802.0 803.5 807.4 809.9 809.8 801.7 796.6 DAY 31 5 7 9 4 24 11 5 2 2 19 9 MEAN QNH PRESSURE IN HPA 1015.6 1015.7 1011.5 1014.9 1018.5 1015.4 1012.7 1015.2 1019.5 1021.3 1020.5 1017.0 1016.5 MAX. QNH PRESSURE IN HPA 1023.0 1022.4 1023.4 1021.7 1023.6 1020.5 1017.5 1018.3 1024.2 1027.0 1030.3 1024.1 1030.3 DAY 12 7 11 23 12 8 19 10 19 9 8 28 MIN. QNH PRESSURE IN HPA 1004.6 1006.3 1001.5 1004.7 1008.9 1009.2 1008.0 1009.8 1014.5 1017.5 1017.3 1007.6 1001.5 DAY 31 5 7 9 4 24 11 5 2 2 19 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 807.4 807.4 804.1 806.8 810.0 807.2 804.8 806.9 810.4 812.2 811.6 809.0 808.2 MAX. QFE PRESSURE IN HPA 813.5 813.3 813.7 812.3 814.5 811.5 808.7 809.6 814.1 817.1 819.2 814.5 819.2 DAY 12 7 11 23 12 8 19 10 18 9 7 28 MIN. QFE PRESSURE IN HPA 798.1 800.0 796.4 798.5 801.0 801.9 801.1 802.6 805.5 808.2 808.8 801.4 796.4 DAY 31 5 29 9 4 24 11 5 2 6 19 9 MEAN QNH PRESSURE IN HPA 1014.5 1014.5 1010.4 1013.8 1017.6 1014.3 1011.4 1013.9 1018.1 1020.3 1019.5 1016.3 1015.4 MAX. QNH PRESSURE IN HPA 1021.8 1021.6 1022.0 1020.4 1023.0 1019.4 1016.0 1017.1 1022.5 1026.1 1028.7 1023.0 1028.7 DAY 12 7 11 23 12 8 19 10 18 9 7 28 MIN. QNH PRESSURE IN HPA 1003.3 1005.6 1001.2 1003.8 1006.8 1007.8 1006.9 1008.7 1012.2 1015.4 1016.1 1007.2 1001.2 DAY 31 5 29 9 4 24 11 5 2 6 19 9 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 807.8 807.6 804.3 806.8 810.1 806.9 804.7 806.7 810.3 812.4 812.0 809.5 808.3 MAX. QFE PRESSURE IN HPA 813.8 813.2 813.6 812.3 814.7 811.0 808.0 809.6 814.2 816.8 819.5 814.6 819.5 DAY 12 7 11 23 12 8 19 24 14 8 7 28 MIN. QFE PRESSURE IN HPA 799.2 803.2 797.2 798.0 801.2 801.0 800.8 802.0 805.4 808.7 808.8 801.7 797.2 DAY 31 5 29 9 4 24 11 5 2 6 19 9 MEAN QNH PRESSURE IN HPA 1014.9 1014.7 1010.8 1013.8 1017.7 1013.9 1011.2 1013.6 1018.0 1020.5 1020.0 1017.0 1015.5 MAX. QNH PRESSURE IN HPA 1022.2 1021.4 1021.9 1020.4 1023.2 1018.8 1015.2 1017.1 1022.6 1025.8 1029.0 1023.1 1029.0 DAY 12 7 11 23 12 8 19 24 14 8 7 28 MIN. QNH PRESSURE IN HPA 1004.6 1009.4 1002.2 1003.1 1007.0 1006.8 1006.5 1008.0 1012.1 1016.0 1016.1 1007.6 1002.2 DAY 31 5 29 9 4 24 11 5 2 6 19 9 MEAN QFF PRESSURE IN HPA 1018.6 1020.2 1012.5 1009.1 1008.9 999.8 994.6 996.2 1006.4 1012.6 1018.7 1019.2 1009.7 MAX. QFF PRESSURE IN HPA 1029.0 1035.1 1025.4 1020.0 1016.0 1005.8 1001.4 1001.3 1017.3 1018.3 1029.8 1029.7 1035.1 DAY 19 7 10 13 12 6 5 24 14 8 7 28 MIN. QFF PRESSURE IN HPA 1005.3 1010.1 1000.9 999.7 1000.0 991.1 987.9 988.4 997.2 1003.5 1013.5 1007.4 987.9 DAY 16 22 25 9 4 30 11 5 2 6 19 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -5.7 -3.8 2.5 11.8 16.1 23.9 25.3 26.2 21.2 14.6 10.1 6.4 12.4 MINIMUN AIR TEMPERATURE (C) -9.7 -8.2 -2.1 5.3 9.2 15.7 16.3 17.8 13.1 7.2 4.3 1.5 5.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 2 7 2 0 0 0 12 DAYS WITH MINIMUM TEMP. <=-4 26 23 11 0 0 0 0 0 0 0 0 2 62 DAYS WITH FREEZING MIN.<= 0 31 26 20 0 0 0 0 0 0 0 1 14 92 TEMPERATURE RECORDS LOWEST(C) -20.0 -18.6 -11.6 0.4 2.0 10.0 11.4 12.0 8.2 1.4 -2.4 -11.0 -20.0 DAY 11 22 3 1 2 4 25 5 28 12 14 5 MAXIMUM AIR TEMPERATURE (C) -2.3 -0.4 6.0 16.3 20.6 28.7 30.5 31.5 26.6 19.9 14.5 10.3 16.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 8 20 23 2 0 0 0 53 DAYS WITH MAXIMUM TEMP. <= 0 26 16 3 0 0 0 0 0 0 0 0 0 45 TEMPERATURE RECORDS HIGHEST(C) 4.4 7.2 14.4 23.0 27.2 34.0 34.4 35.4 33.6 25.0 18.2 18.6 35.4 DAY 25 6 28 13 11 27 13 19 1 1 21 10 DIF. BETWEEN (MAX.-MIN.) (C) 7.4 7.8 8.1 11.0 11.4 13.0 14.2 13.7 13.5 12.7 10.2 8.8 10.9 MEAN DAILY TEMP. (MDT) (C) -6.0 -4.3 2.0 10.8 14.9 22.2 23.4 24.7 19.8 13.6 9.4 5.9 11.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 50.3 77.9 121.1 17.5 0.0 0.0 0.0 266.8 HEATING DEG. DAYS(BASE 18 0C) 745.2 623.9 497.4 216.6 108.1 0.1 0.0 0.0 9.6 137.9 258.5 373.8 2971.1 DEWPOINT (MEAN C) -8.4 -7.4 -3.6 -0.6 2.6 2.8 5.9 3.9 0.9 -2.9 -2.4 -6.1 -1.3 MIXING RATIO (G/KG) 2.65 2.83 3.84 4.69 5.91 5.97 7.52 6.52 5.27 3.95 4.15 3.17 4.71 VAPOUR PRESSURE (HPA) 3.42 3.66 4.94 6.05 7.63 7.70 9.64 8.39 6.81 5.13 5.39 4.12 6.07 SATURATION DEF. (HPA) 0.77 1.19 2.83 8.61 11.52 22.92 23.70 27.06 19.45 12.31 7.37 6.01 11.98 RELATIVE HUMIDITY (MEAN %) 82 77 69 47 44 28 32 27 30 35 47 47 47 RELATIVE HUMIDITY (MAX. %) 90 88 82 66 66 43 50 43 50 52 62 60 63 RELATIVE HUMIDITY (MIN. %) 74 67 58 32 29 19 21 18 17 22 33 36 36 RELATIVE HUMIDITY (MEAN% 03UTC) 86 84 79 65 61 43 50 43 50 51 59 56 61 RELATIVE HUMIDITY (MEAN% 09UTC) 80 73 65 38 36 22 25 21 23 28 43 44 42 RELATIVE HUMIDITY (MEAN% 15UTC) 82 77 68 41 42 24 25 22 23 33 44 46 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 39.6 34.3 131.8 43.9 30.9 5.6 4.8 0.5 8.0 3.6 20.6 17.6 341.2 DAYS WITH PRECIPITATION >=10 0 0 3 0 0 0 0 0 0 0 0 1 4 DAYS WITH PRECIPITATION >= 5 2 3 4 3 3 1 0 0 1 0 2 1 20 DAYS WITH PRECIPITATION >= 1 12 7 9 10 8 1 2 0 2 1 5 1 58 DAYS WITH PRECIPITATION 14 15 14 12 13 4 4 2 2 2 5 7 94 GREATEST DAILY PRECIPITATION 7.0 9.0 52.0 9.7 9.0 5.0 2.0 0.3 5.0 3.0 6.0 16.2 52.0 DAY 9 20 18 4 13 19 17 3 13 10 16 4 DAY WITH THUNDER STORM 0 0 0 4 8 4 3 2 1 0 1 0 23 DAYS WITH SNOW OR SLEET 12 9 9 1 0 0 0 0 0 0 0 2 33 DAYS WITH DUST 0 0 0 0 1 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 180 315 225 225 225 135 135 135 135 135 225 180 225 PREVAILING WIND SPEED(KNOTS) 13.6 10.0 15.8 14.0 14.8 14.0 11.6 13.1 9.7 9.1 12.3 10.0 13.9 PREVAILING WIND PERCENT 14.8 16.4 21.3 26.7 17.4 24.0 25.8 24.5 13.3 16.8 15.3 21.3 13.8 CALMS PERCENT OF WIND 54.8 42.9 38.1 29.3 23.9 17.3 20.0 27.7 44.0 46.5 58.7 47.1 37.5 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 201 242 216 237 217 138 117 136 200 180 219 203 200 VECTOR WIND MAGNITUDE(KNOTS) 2.8 4.0 6.3 4.6 4.1 3.9 3.0 2.8 2.7 1.3 3.2 4.4 2.8 WIND STEADINESES (MEAN %) 50.0 54.1 71.6 53.5 48.2 36.4 30.9 31.5 48.2 27.7 71.1 74.6 37.8 WIND SPEED (MEAN KNOTS) 5.6 7.4 8.8 8.6 8.5 10.7 9.7 8.9 5.6 4.7 4.5 5.9 7.4 FASTEST WIND DIRECTION 210 240 240 270 240 120 240 120 130 40 230 230 240 FASTEST WIND SPEED (KNOTS) 25 35 29 29 29 25 27 23 19 19 23 29 35 DAY 31 14 19 28 21 13 28 1 1 8 10 18 DAYS WITH SKY CLEAR (0-2)/8 7 9 11 8 12 23 24 21 28 26 17 12 198 DAYS WITH P.CLOUDY (3-6)/8 12 8 10 17 18 7 7 10 2 4 10 14 119 DAYS WITH CLOUDY (7-8)/8 12 11 10 5 1 0 0 0 0 1 3 5 48 DAYS WITH VISIBILITY =< 2 KM 8 5 7 1 0 0 0 0 0 0 2 2 25 DURATION OF SUNSHINE HOURS 109.8 145.4 187.0 264.7 313.3 355.1 358.6 334.9 321.3 288.5 201.8 169.8 3050.2 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 806.9 807.8 807.0 809.2 810.2 810.2 807.1 809.9 810.4 813.5 813.2 813.1 809.9 MAX. QFE PRESSURE IN HPA 814.7 819.0 814.4 819.3 818.0 815.5 814.1 814.0 814.6 818.8 819.0 819.5 819.5 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 17- 3 20- 6 25- 6 19- 6 14- 6 21- 6 29- 6 MIN. QFE PRESSURE IN HPA 796.2 795.9 796.9 801.4 803.7 805.5 801.0 805.4 805.7 807.4 807.1 806.3 795.9 DAY-HOUR 13- 3 14- 3 18-12 21-15 29-12 24-15 4-15 13-15 4-15 1-12 10-12 24- 3 MEAN QNH PRESSURE IN HPA 1013.8 1015.0 1014.0 1016.6 1017.8 1017.8 1014.1 1017.5 1018.1 1021.7 1021.5 1021.3 1017.4 MAX. QNH PRESSURE IN HPA 1023.2 1028.4 1022.9 1028.8 1027.2 1024.2 1022.5 1022.4 1023.1 1028.2 1028.4 1029.0 1029.0 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 17- 3 20- 6 25- 6 19- 6 14- 6 21- 6 29- 6 MIN. QNH PRESSURE IN HPA 1001.0 1000.6 1001.8 1007.2 1010.0 1012.2 1006.8 1012.1 1012.4 1014.5 1014.1 1013.1 1000.6 DAY-HOUR 13- 3 14- 3 18-12 21-15 29-12 24-15 4-15 13-15 4-15 1-12 10-12 24- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 806.6 807.3 806.9 809.3 810.4 810.6 807.8 810.6 810.9 813.6 813.3 813.0 810.0 MAX. QFE PRESSURE IN HPA 813.8 818.2 813.0 818.8 817.0 815.5 813.7 813.9 813.8 818.2 818.1 818.5 818.8 DAY 22 23 28 12 8 17 20 25 27 14 21 9 MIN. QFE PRESSURE IN HPA 796.2 795.9 799.9 802.5 804.7 807.6 802.8 807.3 807.3 809.3 808.5 806.3 795.9 DAY 13 14 15 23 30 27 5 13 5 1 11 24 MEAN QNH PRESSURE IN HPA 1013.5 1014.4 1013.9 1016.7 1018.0 1018.3 1014.9 1018.3 1018.6 1021.9 1021.5 1021.2 1017.6 MAX. QNH PRESSURE IN HPA 1022.2 1027.5 1021.2 1028.2 1026.0 1024.2 1022.0 1022.3 1022.2 1027.5 1027.3 1027.8 1028.2 DAY 22 23 28 12 8 17 20 25 27 14 21 9 MIN. QNH PRESSURE IN HPA 1001.0 1000.6 1005.4 1008.6 1011.2 1014.7 1008.9 1014.3 1014.3 1016.7 1015.8 1013.1 1000.6 DAY 13 14 15 23 30 27 5 13 5 1 11 24 MEAN QFF PRESSURE IN HPA 1021.2 1020.6 1014.9 1010.7 1008.8 1003.4 998.9 1001.8 1005.9 1014.7 1017.0 1019.2 1011.4 MAX. QFF PRESSURE IN HPA 1029.7 1037.8 1025.2 1021.2 1019.8 1011.4 1007.9 1007.5 1012.6 1023.7 1022.8 1032.5 1037.8 DAY 23 22 4 7 4 17 21 3 28 11 25 5 MIN. QFF PRESSURE IN HPA 1007.3 1000.5 1003.1 1002.7 1000.0 995.6 991.9 995.2 999.0 1005.0 1008.1 1008.8 991.9 DAY 30 8 30 17 21 27 5 17 2 2 11 18 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 807.5 808.4 807.8 809.9 811.0 811.0 808.1 811.0 811.5 814.5 814.1 813.9 810.7 MAX. QFE PRESSURE IN HPA 814.7 819.0 814.4 819.3 818.0 815.3 814.1 814.0 814.6 818.8 819.0 819.5 819.5 DAY 22 23 28 12 8 17 20 25 19 14 21 29 MIN. QFE PRESSURE IN HPA 797.2 799.0 801.3 803.4 804.9 808.0 803.0 807.6 807.6 809.7 810.0 808.2 797.2 DAY 13 15 15 23 21 27 5 13 5 1 10 24 MEAN QNH PRESSURE IN HPA 1014.5 1015.7 1014.9 1017.5 1018.8 1018.8 1015.3 1018.8 1019.4 1023.0 1022.6 1022.3 1018.5 MAX. QNH PRESSURE IN HPA 1023.2 1028.4 1022.9 1028.8 1027.2 1024.0 1022.5 1022.4 1023.1 1028.2 1028.4 1029.0 1029.0 DAY 22 23 28 12 8 17 20 25 19 14 21 29 MIN. QNH PRESSURE IN HPA 1002.2 1004.4 1007.1 1009.6 1011.5 1015.2 1009.2 1014.7 1014.7 1017.2 1017.6 1015.4 1002.2 DAY 13 15 15 23 21 27 5 13 5 1 10 24 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 807.1 808.1 807.3 809.5 810.5 810.5 807.4 810.3 810.7 813.7 813.3 813.2 810.1 MAX. QFE PRESSURE IN HPA 814.5 818.6 813.6 819.1 817.3 814.4 813.6 813.3 813.7 818.1 818.1 818.8 819.1 DAY 22 23 26 12 8 17 20 25 19 13 21 9 MIN. QFE PRESSURE IN HPA 798.0 797.9 798.3 802.9 804.4 807.2 802.6 807.1 807.3 808.8 807.8 808.1 797.9 DAY 13 14 18 23 21 27 5 13 4 1 10 24 MEAN QNH PRESSURE IN HPA 1014.1 1015.3 1014.3 1017.0 1018.2 1018.2 1014.4 1017.9 1018.4 1022.0 1021.6 1021.5 1017.7 MAX. QNH PRESSURE IN HPA 1023.0 1027.9 1021.9 1028.5 1026.4 1022.9 1021.9 1021.6 1022.0 1027.3 1027.3 1028.2 1028.5 DAY 22 23 26 12 8 17 20 25 19 13 21 9 MIN. QNH PRESSURE IN HPA 1003.1 1003.0 1003.5 1009.0 1010.8 1014.2 1008.7 1014.1 1014.3 1016.1 1014.9 1015.3 1003.0 DAY 13 14 18 23 21 27 5 13 4 1 10 24 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 806.5 807.5 806.5 808.7 809.7 809.5 806.4 809.1 809.5 812.7 812.4 812.4 809.2 MAX. QFE PRESSURE IN HPA 813.7 817.9 813.1 818.0 816.4 813.5 812.5 811.9 812.4 817.5 817.6 817.8 818.0 DAY 22 22 27 12 8 16 20 29 19 13 21 9 MIN. QFE PRESSURE IN HPA 798.5 798.3 796.9 801.7 803.7 806.1 801.4 806.0 806.1 807.4 807.1 807.2 796.9 DAY 12 14 18 21 29 27 5 22 4 1 10 20 MEAN QNH PRESSURE IN HPA 1013.4 1014.6 1013.4 1016.0 1017.2 1017.0 1013.2 1016.5 1017.0 1020.8 1020.5 1020.5 1016.7 MAX. QNH PRESSURE IN HPA 1022.0 1027.1 1021.3 1027.2 1025.3 1021.8 1020.6 1019.9 1020.5 1026.6 1026.7 1027.0 1027.2 DAY 22 22 27 12 8 16 20 29 19 13 21 9 MIN. QNH PRESSURE IN HPA 1003.8 1003.5 1001.8 1007.6 1010.0 1012.9 1007.2 1012.8 1012.9 1014.5 1014.1 1014.2 1001.8 DAY 12 14 18 21 29 27 5 22 4 1 10 20 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 806.8 807.8 806.8 808.5 809.6 809.2 806.1 808.9 809.5 812.9 812.9 812.9 809.3 MAX. QFE PRESSURE IN HPA 813.5 818.2 813.1 817.1 815.9 814.1 812.2 812.0 812.9 818.3 818.1 818.2 818.3 DAY 22 22 27 11 8 16 20 29 27 13 21 9 MIN. QFE PRESSURE IN HPA 796.9 798.0 798.2 801.4 803.8 805.5 801.0 805.4 805.7 807.6 807.7 807.6 796.9 DAY 12 13 18 21 21 24 4 13 4 1 10 20 MEAN QNH PRESSURE IN HPA 1013.7 1014.9 1013.7 1015.8 1017.1 1016.6 1012.9 1016.3 1017.0 1021.1 1021.1 1021.1 1016.8 MAX. QNH PRESSURE IN HPA 1021.8 1027.5 1021.3 1026.1 1024.7 1022.5 1020.2 1020.0 1021.1 1027.6 1027.3 1027.5 1027.6 DAY 22 22 27 11 8 16 20 29 27 13 21 9 MIN. QNH PRESSURE IN HPA 1001.8 1003.1 1003.4 1007.2 1010.1 1012.2 1006.8 1012.1 1012.4 1014.7 1014.8 1014.7 1001.8 DAY 12 13 18 21 21 24 4 13 4 1 10 20 MEAN QFF PRESSURE IN HPA 1021.5 1021.2 1014.5 1009.7 1007.7 1001.7 996.9 999.7 1004.5 1013.9 1016.5 1019.2 1010.6 MAX. QFF PRESSURE IN HPA 1030.5 1039.3 1026.9 1019.9 1018.2 1009.0 1006.1 1004.5 1012.4 1024.1 1022.3 1031.5 1039.3 DAY 22 22 3 6 3 16 20 3 27 9 24 5 MIN. QFF PRESSURE IN HPA 1008.1 1004.3 1002.6 1000.5 999.5 993.4 990.0 992.8 997.2 1003.1 1006.8 1009.7 990.0 DAY 12 7 29 21 29 24 12 13 2 1 10 17 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.8 2.8 5.5 11.4 18.8 24.0 24.1 26.6 21.0 15.4 5.0 1.7 13.0 MINIMUN AIR TEMPERATURE (C) -4.6 -1.9 -0.7 4.2 10.5 14.7 15.4 18.7 12.5 8.8 0.3 -2.8 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 1 1 1 7 0 0 0 0 10 DAYS WITH MINIMUM TEMP. <=-4 17 7 5 0 0 0 0 0 0 0 4 8 41 DAYS WITH FREEZING MIN.<= 0 29 22 18 1 0 0 0 0 0 0 13 23 106 TEMPERATURE RECORDS LOWEST(C) -10.6 -8.8 -7.6 -2.0 1.0 10.2 9.4 13.0 5.0 1.6 -8.0 -15.6 -15.6 DAY 22 22 19 10 21 17 13 20 28 26 30 5 MAXIMUM AIR TEMPERATURE (C) 2.9 6.8 10.0 16.3 23.6 29.2 29.6 31.6 26.4 20.3 9.2 5.5 17.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 2 12 16 27 4 0 0 0 61 DAYS WITH MAXIMUM TEMP. <= 0 10 1 0 0 0 0 0 0 0 0 1 4 16 TEMPERATURE RECORDS HIGHEST(C) 9.4 12.6 18.2 22.0 30.6 33.4 36.2 34.0 30.4 26.0 14.2 15.6 36.2 DAY 8 26 31 29 30 21 4 1 7 4 6 31 DIF. BETWEEN (MAX.-MIN.) (C) 7.5 8.7 10.7 12.1 13.1 14.5 14.2 12.9 13.9 11.5 8.9 8.3 11.3 MEAN DAILY TEMP. (MDT) (C) -0.9 2.4 4.7 10.2 17.1 21.9 22.5 25.2 19.5 14.5 4.7 1.3 11.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 8.0 44.5 68.7 130.1 17.4 0.0 0.0 0.0 268.7 HEATING DEG. DAYS(BASE 18 0C) 584.6 435.5 413.3 233.3 61.9 1.3 1.7 0.0 23.4 115.3 397.9 516.4 2784.5 DEWPOINT (MEAN C) -6.2 -6.5 -7.3 -2.5 -1.3 0.0 5.1 5.0 1.8 -1.0 -2.6 -4.6 -1.7 MIXING RATIO (G/KG) 3.09 3.04 2.89 4.17 4.46 4.91 7.07 7.07 5.58 4.52 4.03 3.45 4.52 VAPOUR PRESSURE (HPA) 4.00 3.92 3.73 5.39 5.76 6.33 9.06 9.09 7.20 5.85 5.22 4.48 5.84 SATURATION DEF. (HPA) 1.98 3.79 5.69 8.72 17.05 24.62 22.47 26.71 18.88 12.59 3.93 2.78 12.43 RELATIVE HUMIDITY (MEAN %) 69 53 44 43 29 23 34 29 32 38 61 67 44 RELATIVE HUMIDITY (MAX. %) 82 67 64 65 48 39 52 45 50 51 76 80 60 RELATIVE HUMIDITY (MIN. %) 55 38 28 26 17 14 22 19 19 29 48 54 31 RELATIVE HUMIDITY (MEAN% 03UTC) 76 63 59 63 44 39 51 43 50 50 73 76 57 RELATIVE HUMIDITY (MEAN% 09UTC) 67 50 37 36 23 19 27 22 26 33 56 61 38 RELATIVE HUMIDITY (MEAN% 15UTC) 67 49 38 36 26 16 30 27 25 33 60 65 39 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 53.9 49.0 48.5 34.0 11.6 0.0 23.2 22.7 0.0 23.0 28.0 35.2 329.1 DAYS WITH PRECIPITATION >=10 2 3 2 1 0 0 1 2 0 0 1 3 15 DAYS WITH PRECIPITATION >= 5 3 5 2 1 0 0 2 2 0 3 3 3 24 DAYS WITH PRECIPITATION >= 1 5 7 6 6 4 0 3 2 0 4 4 5 46 DAYS WITH PRECIPITATION 8 7 7 11 7 0 4 6 0 6 7 6 69 GREATEST DAILY PRECIPITATION 22.0 14.0 24.0 20.8 4.0 0.0 15.0 11.0 0.0 8.0 12.0 10.3 24.0 DAY 9 20 21 2 9 ** 16 18 ** 27 8 10 DAY WITH THUNDER STORM 0 0 2 2 1 0 3 4 0 2 0 0 14 DAYS WITH SNOW OR SLEET 9 6 2 0 0 0 0 0 0 0 2 3 22 DAYS WITH DUST 0 0 1 0 0 0 0 0 1 1 0 0 3 WIND DIRECTION (PREVAILING) 135 225 225 225 315 270 135 135 225 225 270 180 225 PREVAILING WIND SPEED(KNOTS) 9.3 14.9 11.8 12.9 12.4 15.6 13.6 13.2 11.7 13.4 13.8 10.8 13.0 PREVAILING WIND PERCENT 9.7 22.1 18.1 21.3 23.9 16.7 18.1 31.0 14.7 20.0 16.7 12.9 13.4 CALMS PERCENT OF WIND 62.6 42.1 36.8 18.7 26.5 27.3 24.5 20.6 33.3 34.8 37.3 55.5 35.0 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 200 227 232 238 262 242 103 137 226 245 240 185 225 VECTOR WIND MAGNITUDE(KNOTS) 1.6 5.0 3.6 5.2 5.6 3.7 2.9 3.9 2.8 4.4 4.0 2.8 2.9 WIND STEADINESES (MEAN %) 43.2 72.5 54.5 50.0 61.5 40.7 30.2 39.4 36.8 60.3 56.3 58.3 37.7 WIND SPEED (MEAN KNOTS) 3.7 6.9 6.6 10.4 9.1 9.1 9.6 9.9 7.6 7.3 7.1 4.8 7.7 FASTEST WIND DIRECTION 210 220 150 130 270 270 60 150 240 240 270 210 220 FASTEST WIND SPEED (KNOTS) 27 31 29 27 27 27 27 23 23 29 27 23 31 DAY 9 20 26 8 31 2 12 7 12 12 16 14 DAYS WITH SKY CLEAR (0-2)/8 15 18 16 11 20 25 27 19 30 24 14 13 232 DAYS WITH P.CLOUDY (3-6)/8 8 7 9 18 9 5 3 12 0 4 13 11 99 DAYS WITH CLOUDY (7-8)/8 8 3 6 1 2 0 1 0 0 3 3 7 34 DAYS WITH VISIBILITY =< 2 KM 5 2 1 0 1 0 0 0 0 0 3 3 15 DURATION OF SUNSHINE HOURS 150.3 223.6 232.2 295.9 324.7 352.0 354.7 326.4 332.0 261.0 184.4 169.7 3206.9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 809.8 807.8 807.0 808.7 809.3 807.6 806.6 809.3 809.7 812.1 811.2 813.8 809.4 MAX. QFE PRESSURE IN HPA 819.2 814.4 814.1 813.9 817.3 812.5 810.7 817.3 814.9 816.6 816.7 819.0 819.2 DAY-HOUR 2- 6 12- 6 31- 6 11- 6 28- 6 1- 6 19- 3 19-15 30- 6 1- 6 3- 6 6- 6 MIN. QFE PRESSURE IN HPA 799.1 795.5 800.7 799.0 801.2 798.9 801.2 803.7 804.9 806.2 803.8 805.7 795.5 DAY-HOUR 9- 9 20-15 26-12 8-12 20-12 24-15 22-15 13-15 12-15 31-15 26- 6 15-12 MEAN QNH PRESSURE IN HPA 1017.3 1015.0 1013.9 1016.0 1016.8 1014.7 1013.5 1016.8 1017.2 1020.2 1019.0 1022.2 1016.9 MAX. QNH PRESSURE IN HPA 1028.7 1022.9 1022.5 1022.3 1026.4 1020.6 1018.4 1026.4 1023.5 1025.5 1025.7 1028.4 1028.7 DAY-HOUR 2- 6 12- 6 31- 6 11- 6 28- 6 1- 6 19- 3 19-15 30- 6 1- 6 3- 6 6- 6 MIN. QNH PRESSURE IN HPA 1004.5 1000.1 1006.4 1004.4 1007.0 1004.2 1007.0 1010.0 1011.5 1013.0 1010.1 1012.4 1000.1 DAY-HOUR 9- 9 20-15 26-12 8-12 20-12 24-15 22-15 13-15 12-15 31-15 26- 6 15-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 809.6 807.9 807.1 809.1 809.8 808.2 807.3 809.8 810.1 812.3 811.0 813.9 809.7 MAX. QFE PRESSURE IN HPA 818.3 813.1 813.1 812.9 816.7 812.3 810.7 815.4 814.0 815.4 815.5 818.6 818.6 DAY 2 12 31 11 28 1 19 20 30 2 3 6 MIN. QFE PRESSURE IN HPA 800.7 799.6 801.5 802.6 804.2 800.6 803.3 806.6 806.4 808.1 804.0 807.3 799.6 DAY 9 20 21 8 20 25 14 14 16 31 26 14 MEAN QNH PRESSURE IN HPA 1017.1 1015.1 1014.1 1016.5 1017.3 1015.4 1014.3 1017.4 1017.7 1020.3 1018.8 1022.2 1017.2 MAX. QNH PRESSURE IN HPA 1027.6 1021.3 1021.3 1021.1 1025.7 1020.4 1018.4 1024.1 1022.4 1024.1 1024.2 1027.9 1027.9 DAY 2 12 31 11 28 1 19 20 30 2 3 6 MIN. QNH PRESSURE IN HPA 1006.4 1005.1 1007.4 1008.7 1010.6 1006.3 1009.5 1013.5 1013.3 1015.3 1010.4 1014.3 1005.1 DAY 9 20 21 8 20 25 14 14 16 31 26 14 MEAN QFF PRESSURE IN HPA 1020.8 1016.1 1013.2 1011.0 1006.2 1000.3 999.1 1000.6 1005.2 1011.9 1018.0 1024.6 1010.6 MAX. QFF PRESSURE IN HPA 1035.9 1023.5 1024.4 1019.1 1012.7 1008.4 1005.5 1013.5 1015.9 1021.0 1031.1 1039.7 1039.7 DAY 2 1 19 11 2 17 28 20 28 27 30 5 MIN. QFF PRESSURE IN HPA 1004.8 1002.7 1004.7 1002.2 998.1 989.1 992.1 995.4 999.4 1006.8 1007.2 1013.2 989.1 DAY 9 20 21 8 20 25 22 13 11 11 26 14 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.4 808.8 808.0 809.8 810.2 808.6 807.5 810.3 810.7 813.2 811.9 814.6 810.3 MAX. QFE PRESSURE IN HPA 819.2 814.4 814.1 813.9 817.3 812.5 810.7 816.1 814.9 816.6 816.7 819.0 819.2 DAY 2 12 31 11 28 1 19 20 30 1 3 6 MIN. QFE PRESSURE IN HPA 800.7 800.1 801.8 801.3 802.8 801.0 803.5 806.9 807.1 808.4 803.8 808.0 800.1 DAY 9 20 21 8 20 25 14 13 16 31 26 14 MEAN QNH PRESSURE IN HPA 1018.0 1016.2 1015.2 1017.3 1017.8 1015.9 1014.6 1018.0 1018.4 1021.4 1019.9 1023.1 1018.0 MAX. QNH PRESSURE IN HPA 1028.7 1022.9 1022.5 1022.3 1026.4 1020.6 1018.4 1024.9 1023.5 1025.5 1025.7 1028.4 1028.7 DAY 2 12 31 11 28 1 19 20 30 1 3 6 MIN. QNH PRESSURE IN HPA 1006.4 1005.7 1007.7 1007.1 1008.9 1006.8 1009.8 1013.9 1014.1 1015.7 1010.1 1015.2 1005.7 DAY 9 20 21 8 20 25 14 13 16 31 26 14 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 810.1 808.3 807.3 809.0 809.6 807.9 806.8 809.6 809.9 812.4 811.2 814.0 809.7 MAX. QFE PRESSURE IN HPA 818.6 814.0 813.4 813.3 816.8 811.9 809.8 815.3 814.3 815.5 815.5 818.8 818.8 DAY 2 12 31 11 28 1 18 20 30 1 30 5 MIN. QFE PRESSURE IN HPA 799.1 798.6 801.2 799.3 801.9 800.5 803.1 805.7 806.3 807.6 805.0 806.6 798.6 DAY 9 20 21 8 20 25 14 13 12 31 26 15 MEAN QNH PRESSURE IN HPA 1017.7 1015.5 1014.3 1016.4 1017.1 1015.1 1013.8 1017.2 1017.5 1020.5 1019.1 1022.3 1017.2 MAX. QNH PRESSURE IN HPA 1027.9 1022.4 1021.7 1021.6 1025.8 1019.9 1017.3 1024.0 1022.8 1024.2 1024.2 1028.2 1028.2 DAY 2 12 31 11 28 1 18 20 30 1 30 5 MIN. QNH PRESSURE IN HPA 1004.5 1003.9 1007.0 1004.7 1007.8 1006.2 1009.3 1012.4 1013.1 1014.7 1011.6 1013.5 1003.9 DAY 9 20 21 8 20 25 14 13 12 31 26 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 809.2 807.0 806.1 807.9 808.6 806.8 805.8 808.4 808.9 811.4 810.6 813.2 808.7 MAX. QFE PRESSURE IN HPA 816.9 812.1 812.1 812.2 815.1 810.6 808.9 813.7 813.9 814.5 814.9 818.6 818.6 DAY 2 12 30 11 28 16 18 20 30 1 30 5 MIN. QFE PRESSURE IN HPA 800.8 795.8 800.7 799.0 801.2 800.3 802.2 804.3 805.3 806.4 805.3 805.7 795.8 DAY 9 20 26 8 20 24 22 13 12 31 25 15 MEAN QNH PRESSURE IN HPA 1016.6 1014.0 1012.9 1015.1 1015.9 1013.7 1012.5 1015.7 1016.2 1019.3 1018.3 1021.4 1016.0 MAX. QNH PRESSURE IN HPA 1025.9 1020.1 1020.1 1020.2 1023.7 1018.3 1016.3 1022.0 1022.3 1023.0 1023.5 1027.9 1027.9 DAY 2 12 30 11 28 16 18 20 30 1 30 5 MIN. QNH PRESSURE IN HPA 1006.5 1000.5 1006.4 1004.4 1007.0 1005.9 1008.2 1010.7 1011.9 1013.3 1011.9 1012.4 1000.5 DAY 9 20 26 8 20 24 22 13 12 31 25 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 809.6 807.1 806.3 807.9 808.6 806.5 805.7 808.5 808.8 811.5 811.2 813.6 808.8 MAX. QFE PRESSURE IN HPA 817.4 812.5 812.3 811.9 814.7 811.1 809.1 817.3 813.9 814.9 815.4 818.3 818.3 DAY 2 12 18 10 28 8 18 19 30 6 30 5 MIN. QFE PRESSURE IN HPA 800.9 795.5 801.5 801.2 802.6 798.9 801.2 803.7 804.9 806.2 806.1 805.9 795.5 DAY 9 20 21 8 20 24 22 13 12 31 25 15 MEAN QNH PRESSURE IN HPA 1017.1 1014.1 1013.2 1015.0 1015.9 1013.4 1012.4 1015.7 1016.2 1019.4 1019.0 1021.9 1016.1 MAX. QNH PRESSURE IN HPA 1026.5 1020.6 1020.4 1019.9 1023.2 1018.9 1016.5 1026.4 1022.3 1023.5 1024.1 1027.6 1027.6 DAY 2 12 18 10 28 8 18 19 30 6 30 5 MIN. QNH PRESSURE IN HPA 1006.6 1000.1 1007.4 1007.0 1008.7 1004.2 1007.0 1010.0 1011.5 1013.0 1012.9 1012.7 1000.1 DAY 9 20 21 8 20 24 22 13 12 31 25 15 MEAN QFF PRESSURE IN HPA 1020.8 1015.0 1012.1 1009.6 1004.7 998.3 997.1 999.0 1003.8 1011.1 1018.4 1024.0 1009.5 MAX. QFF PRESSURE IN HPA 1034.5 1021.6 1025.1 1018.5 1010.4 1007.8 1004.3 1014.7 1013.2 1021.8 1031.5 1037.0 1037.0 DAY 2 1 18 10 1 8 16 19 28 26 30 4 MIN. QFF PRESSURE IN HPA 1005.9 998.4 1003.1 1000.1 996.6 986.4 987.6 991.5 997.3 1006.1 1009.7 1012.0 986.4 DAY 9 20 26 13 19 24 22 13 11 4 25 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.9 -3.1 4.2 13.6 18.5 23.3 26.1 26.1 21.4 12.1 4.6 -0.1 12.0 MINIMUN AIR TEMPERATURE (C) -7.3 -8.1 -1.9 6.9 10.5 13.6 17.5 17.8 13.5 6.3 0.3 -3.0 5.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 4 4 0 0 0 0 9 DAYS WITH MINIMUM TEMP. <=-4 21 22 10 0 0 0 0 0 0 0 0 11 64 DAYS WITH FREEZING MIN.<= 0 29 29 20 1 0 0 0 0 0 0 17 26 122 TEMPERATURE RECORDS LOWEST(C) -19.6 -18.4 -7.0 0.0 6.0 4.5 12.4 11.6 9.2 2.0 -2.0 -14.0 -19.6 DAY 31 4 1 11 11 13 4 9 30 4 8 29 MAXIMUM AIR TEMPERATURE (C) 0.6 0.8 8.5 17.8 22.9 28.4 31.3 30.9 26.8 16.5 8.3 2.8 16.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 10 25 22 4 0 0 0 61 DAYS WITH MAXIMUM TEMP. <= 0 16 11 1 0 0 0 0 0 0 0 0 5 33 TEMPERATURE RECORDS HIGHEST(C) 12.4 8.0 14.8 22.0 28.0 35.4 35.5 33.7 32.4 21.0 14.0 7.6 35.5 DAY 1 23 31 16 26 30 1 2 9 9 4 1 DIF. BETWEEN (MAX.-MIN.) (C) 7.9 8.9 10.4 10.9 12.4 14.8 13.8 13.1 13.3 10.2 8.0 5.8 10.8 MEAN DAILY TEMP. (MDT) (C) -3.4 -3.7 3.3 12.4 16.7 21.0 24.4 24.4 20.1 11.4 4.3 -0.1 10.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.5 44.5 105.8 108.0 18.9 0.0 0.0 0.0 277.8 HEATING DEG. DAYS(BASE 18 0C) 662.4 628.5 455.9 168.9 54.1 16.9 0.0 0.0 8.6 204.4 411.1 560.1 3170.9 DEWPOINT (MEAN C) -7.8 -9.0 -5.9 -1.0 -0.6 -0.0 4.5 3.8 1.7 -0.4 -2.0 -4.0 -1.7 MIXING RATIO (G/KG) 2.76 2.54 3.24 4.65 4.67 4.89 6.76 6.50 5.59 4.74 4.19 3.60 4.51 VAPOUR PRESSURE (HPA) 3.56 3.29 4.17 6.00 6.02 6.30 8.69 8.36 7.21 6.14 5.44 4.66 5.82 SATURATION DEF. (HPA) 1.77 1.87 4.53 9.99 15.95 23.97 26.35 26.56 19.45 8.48 3.23 1.59 11.98 RELATIVE HUMIDITY (MEAN %) 73 66 52 40 30 25 27 27 31 48 65 76 47 RELATIVE HUMIDITY (MAX. %) 83 77 71 59 49 39 42 41 49 66 80 88 62 RELATIVE HUMIDITY (MIN. %) 64 56 37 27 19 16 19 18 19 33 48 65 35 RELATIVE HUMIDITY (MEAN% 03UTC) 77 72 67 54 48 39 41 40 48 64 76 82 59 RELATIVE HUMIDITY (MEAN% 09UTC) 72 65 47 34 25 20 22 22 26 39 60 73 42 RELATIVE HUMIDITY (MEAN% 15UTC) 74 64 45 36 24 19 24 22 25 46 67 79 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 61.1 48.2 77.6 53.7 10.2 0.0 13.0 0.0 14.4 23.2 33.1 48.8 383.3 DAYS WITH PRECIPITATION >=10 2 2 4 2 0 0 0 0 0 1 0 2 13 DAYS WITH PRECIPITATION >= 5 4 3 5 3 1 0 1 0 1 1 4 4 27 DAYS WITH PRECIPITATION >= 1 8 5 6 6 3 0 4 0 3 6 6 8 55 DAYS WITH PRECIPITATION 12 8 10 10 8 1 6 0 5 9 11 14 94 GREATEST DAILY PRECIPITATION 19.0 22.0 20.0 20.0 5.0 0.0 5.0 0.0 9.0 12.0 9.0 14.0 22.0 DAY 5 14 24 9 7 ** 15 ** 30 3 25 24 DAY WITH THUNDER STORM 0 1 1 6 1 1 6 0 5 2 1 0 24 DAYS WITH SNOW OR SLEET 9 4 3 0 0 0 0 0 0 0 3 9 28 DAYS WITH DUST 0 0 1 0 2 2 8 1 3 0 0 0 17 WIND DIRECTION (PREVAILING) 180 225 270 225 270 135 135 135 180 180 135 180 180 PREVAILING WIND SPEED(KNOTS) 11.5 15.4 14.8 15.3 13.5 11.0 11.7 12.5 12.0 9.6 10.3 11.7 10.9 PREVAILING WIND PERCENT 23.2 11.0 24.5 24.7 20.6 16.0 23.9 23.2 16.0 18.7 18.0 16.1 13.6 CALMS PERCENT OF WIND 42.6 57.2 29.0 26.0 29.7 28.7 31.0 21.3 36.7 38.7 44.0 47.7 36.0 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 155 150 155 150 155 1830 VECTOR WIND DIRECTION (MEAN) 199 218 242 239 255 196 103 152 182 192 166 186 201 VECTOR WIND MAGNITUDE(KNOTS) 5.2 3.0 5.5 6.5 5.8 1.3 5.7 4.5 3.4 3.5 2.1 3.5 3.0 WIND STEADINESES (MEAN %) 74.3 56.6 61.1 69.1 70.7 16.2 67.9 49.5 46.6 55.6 41.2 59.3 40.5 WIND SPEED (MEAN KNOTS) 7.0 5.3 9.0 9.4 8.2 8.0 8.4 9.1 7.3 6.3 5.1 5.9 7.4 FASTEST WIND DIRECTION 210 240 160 240 250 300 150 100 190 250 160 220 210 FASTEST WIND SPEED (KNOTS) 31 23 29 27 31 23 23 23 27 29 21 27 31 DAY 19 17 24 9 5 1 10 5 27 25 30 21 DAYS WITH SKY CLEAR (0-2)/8 14 16 19 13 27 27 28 28 28 15 9 3 227 DAYS WITH P.CLOUDY (3-6)/8 10 10 8 15 4 3 3 3 1 13 16 16 102 DAYS WITH CLOUDY (7-8)/8 7 3 4 2 0 0 0 0 1 3 5 12 37 DAYS WITH VISIBILITY =< 2 KM 12 4 0 2 3 2 0 0 0 1 2 11 37 DURATION OF SUNSHINE HOURS 133.2 219.0 268.4 244.0 346.7 369.4 350.6 345.4 293.5 231.5 173.3 111.8 3086.8 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 807.3 808.5 807.3 809.5 808.4 807.4 808.6 809.0 809.6 812.4 812.9 810.2 809.3 MAX. QFE PRESSURE IN HPA 815.8 815.1 813.9 814.5 812.3 811.8 815.5 813.3 816.1 815.9 819.8 816.7 819.8 DAY-HOUR 31- 6 11- 6 27- 6 2- 6 6- 6 13- 6 30- 6 23- 6 29-12 30- 6 17- 6 4- 6 MIN. QFE PRESSURE IN HPA 795.8 797.5 798.1 804.5 803.2 802.9 801.4 802.8 803.9 808.6 808.2 803.0 795.8 DAY-HOUR 21- 3 7- 3 24-12 10- 3 19-15 26-15 10-15 30-15 1-12 23-12 22-12 15- 3 MEAN QNH PRESSURE IN HPA 1014.4 1015.8 1014.4 1017.0 1015.7 1014.5 1015.9 1016.4 1017.1 1020.5 1021.0 1017.8 1016.7 MAX. QNH PRESSURE IN HPA 1024.6 1023.7 1022.3 1023.0 1020.4 1019.8 1024.2 1021.6 1024.9 1024.7 1029.4 1025.7 1029.4 DAY-HOUR 31- 6 11- 6 27- 6 2- 6 6- 6 13- 6 30- 6 23- 6 29-12 30- 6 17- 6 4- 6 MIN. QNH PRESSURE IN HPA 1000.5 1002.5 1003.3 1011.0 1009.4 1009.0 1007.2 1008.9 1010.2 1015.9 1015.4 1009.2 1000.5 DAY-HOUR 21- 3 7- 3 24-12 10- 3 19-15 26-15 10-15 30-15 1-12 23-12 22-12 15- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 807.4 808.3 807.5 809.7 808.8 808.0 809.1 809.5 810.0 812.5 812.7 809.9 809.5 MAX. QFE PRESSURE IN HPA 815.1 814.8 813.3 814.0 812.1 811.5 814.6 812.2 813.8 815.2 819.5 815.3 819.5 DAY 31 11 27 2 6 13 30 23 29 6 17 4 MIN. QFE PRESSURE IN HPA 795.8 797.5 800.0 804.5 805.7 804.2 802.9 803.2 804.5 809.8 808.6 803.0 795.8 DAY 21 7 2 10 20 26 11 31 1 23 22 15 MEAN QNH PRESSURE IN HPA 1014.5 1015.5 1014.6 1017.3 1016.1 1015.2 1016.5 1017.0 1017.6 1020.6 1020.9 1017.4 1016.9 MAX. QNH PRESSURE IN HPA 1023.7 1023.4 1021.6 1022.4 1020.1 1019.4 1023.1 1020.2 1022.2 1023.8 1029.0 1024.0 1029.0 DAY 31 11 27 2 6 13 30 23 29 6 17 4 MIN. QNH PRESSURE IN HPA 1000.5 1002.5 1005.6 1011.0 1012.4 1010.6 1009.0 1009.4 1011.0 1017.3 1015.9 1009.2 1000.5 DAY 21 7 2 10 20 26 11 31 1 23 22 15 MEAN QFF PRESSURE IN HPA 1019.8 1021.8 1014.8 1010.0 1005.1 1000.9 1000.1 1000.5 1004.5 1014.6 1020.6 1020.1 1011.1 MAX. QFF PRESSURE IN HPA 1035.8 1035.2 1024.4 1017.8 1011.4 1012.9 1007.7 1007.7 1013.7 1021.1 1031.3 1035.5 1035.8 DAY 31 11 1 2 7 13 31 9 29 16 17 29 MIN. QFF PRESSURE IN HPA 1001.3 1006.7 1003.6 1003.9 997.7 993.0 990.8 994.9 996.5 1007.5 1015.5 1010.8 990.8 DAY 21 7 24 15 26 24 11 4 1 23 3 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 808.2 809.2 808.3 810.3 809.2 808.4 809.5 810.1 810.6 813.2 813.7 810.7 810.1 MAX. QFE PRESSURE IN HPA 815.8 815.1 813.9 814.5 812.3 811.8 815.5 813.3 814.5 815.9 819.8 816.7 819.8 DAY 31 11 27 2 6 13 30 23 29 30 17 4 MIN. QFE PRESSURE IN HPA 797.6 799.2 800.4 805.2 806.2 804.5 803.4 805.2 805.4 810.4 809.4 803.4 797.6 DAY 21 7 2 10 20 24 11 31 1 23 22 15 MEAN QNH PRESSURE IN HPA 1015.4 1016.6 1015.5 1018.0 1016.6 1015.6 1017.0 1017.7 1018.3 1021.5 1022.0 1018.4 1017.7 MAX. QNH PRESSURE IN HPA 1024.6 1023.7 1022.3 1023.0 1020.4 1019.8 1024.2 1021.6 1023.0 1024.7 1029.4 1025.7 1029.4 DAY 31 11 27 2 6 13 30 23 29 30 17 4 MIN. QNH PRESSURE IN HPA 1002.7 1004.6 1006.0 1011.8 1013.0 1011.0 1009.6 1011.8 1012.1 1018.1 1016.9 1009.6 1002.7 DAY 21 7 2 10 20 24 11 31 1 23 22 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 807.5 808.9 807.7 809.7 808.7 807.7 808.9 809.4 809.9 812.6 813.0 810.3 809.5 MAX. QFE PRESSURE IN HPA 815.0 814.8 812.7 814.0 812.0 811.3 815.1 812.4 815.7 815.5 818.7 816.2 818.7 DAY 30 10 27 2 7 13 30 23 29 16 17 4 MIN. QFE PRESSURE IN HPA 796.8 800.7 800.0 804.5 805.1 803.7 802.9 804.4 804.9 809.6 809.1 803.0 796.8 DAY 21 7 24 21 26 26 11 30 1 23 21 15 MEAN QNH PRESSURE IN HPA 1014.6 1016.2 1014.8 1017.2 1016.1 1014.8 1016.3 1016.9 1017.5 1020.7 1021.3 1018.0 1017.0 MAX. QNH PRESSURE IN HPA 1023.6 1023.4 1020.8 1022.4 1020.0 1019.2 1023.7 1020.5 1024.4 1024.2 1028.1 1025.0 1028.1 DAY 30 10 27 2 7 13 30 23 29 16 17 4 MIN. QNH PRESSURE IN HPA 1001.7 1006.4 1005.6 1011.0 1011.7 1010.0 1009.0 1010.8 1011.5 1017.1 1016.5 1009.2 1001.7 DAY 21 7 24 21 26 26 11 30 1 23 21 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 806.6 808.0 806.6 808.9 807.7 806.6 807.9 808.1 808.8 811.8 812.2 809.8 808.6 MAX. QFE PRESSURE IN HPA 814.7 814.6 811.1 812.5 810.4 810.6 814.6 811.0 816.1 814.5 817.4 814.9 817.4 DAY 30 10 3 2 5 13 30 23 29 5 17 4 MIN. QFE PRESSURE IN HPA 796.5 801.0 798.1 805.0 803.5 803.0 801.9 803.0 803.9 808.6 808.2 803.1 796.5 DAY 21 6 24 21 26 26 11 30 1 23 22 15 MEAN QNH PRESSURE IN HPA 1013.6 1015.2 1013.5 1016.3 1014.8 1013.5 1015.1 1015.3 1016.1 1019.7 1020.3 1017.4 1015.9 MAX. QNH PRESSURE IN HPA 1023.2 1023.1 1018.9 1020.6 1018.1 1018.3 1023.1 1018.8 1024.9 1023.0 1026.5 1023.5 1026.5 DAY 30 10 3 2 5 13 30 23 29 5 17 4 MIN. QNH PRESSURE IN HPA 1001.3 1006.8 1003.3 1011.6 1009.8 1009.2 1007.8 1009.2 1010.2 1015.9 1015.4 1009.3 1001.3 DAY 21 6 24 21 26 26 11 30 1 23 22 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 807.0 808.2 806.7 808.9 807.6 806.4 807.7 807.8 808.8 812.1 812.6 810.2 808.7 MAX. QFE PRESSURE IN HPA 815.5 814.8 811.5 811.9 811.6 810.7 814.1 810.9 814.3 815.0 818.2 815.2 818.2 DAY 30 10 3 4 6 13 30 8 29 15 16 4 MIN. QFE PRESSURE IN HPA 798.3 799.8 798.9 805.5 803.2 802.9 801.4 802.8 803.9 809.0 808.5 804.2 798.3 DAY 21 6 24 21 19 26 10 30 2 23 21 15 MEAN QNH PRESSURE IN HPA 1014.0 1015.4 1013.6 1016.3 1014.7 1013.2 1014.8 1014.9 1016.2 1020.1 1020.8 1017.9 1016.0 MAX. QNH PRESSURE IN HPA 1024.2 1023.4 1019.4 1019.9 1019.5 1018.4 1022.5 1018.7 1022.8 1023.6 1027.5 1023.8 1027.5 DAY 30 10 3 4 6 13 30 8 29 15 16 4 MIN. QNH PRESSURE IN HPA 1003.5 1005.3 1004.2 1012.2 1009.4 1009.0 1007.2 1008.9 1010.2 1016.4 1015.8 1010.6 1003.5 DAY 21 6 24 21 19 26 10 30 2 23 21 15 MEAN QFF PRESSURE IN HPA 1019.6 1021.4 1013.6 1009.0 1003.6 998.8 998.4 998.4 1003.3 1014.3 1020.4 1020.5 1010.1 MAX. QFF PRESSURE IN HPA 1035.0 1034.6 1025.3 1014.7 1010.2 1012.4 1005.8 1005.8 1015.1 1021.4 1029.6 1034.7 1035.0 DAY 30 10 3 4 6 13 30 8 29 15 16 29 MIN. QFF PRESSURE IN HPA 1006.4 1010.9 1001.6 1004.1 995.2 990.8 988.7 992.7 996.8 1007.7 1014.6 1012.4 988.7 DAY 21 25 23 14 26 23 11 4 6 22 2 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.0 0.1 8.6 12.4 16.0 21.6 22.4 24.5 19.8 12.9 5.9 3.2 12.1 MINIMUN AIR TEMPERATURE (C) -5.8 -4.2 2.6 6.6 9.2 13.7 15.3 17.0 13.3 7.5 1.6 -0.2 6.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 2 1 0 0 0 0 3 DAYS WITH MINIMUM TEMP. <=-4 21 15 1 0 0 0 0 0 0 0 3 4 44 DAYS WITH FREEZING MIN.<= 0 31 28 5 1 0 0 0 0 0 1 7 17 90 TEMPERATURE RECORDS LOWEST(C) -15.0 -9.5 -6.0 0.0 4.5 7.5 11.0 11.6 7.8 -1.0 -10.8 -6.8 -15.0 DAY 28 12 11 13 6 11 4 13 20 27 20 22 MAXIMUM AIR TEMPERATURE (C) 1.5 3.6 13.2 18.6 22.3 28.8 30.2 32.0 26.5 19.0 10.6 6.9 17.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 13 18 25 1 0 0 0 57 DAYS WITH MAXIMUM TEMP. <= 0 8 2 0 0 0 0 0 0 0 0 1 0 11 TEMPERATURE RECORDS HIGHEST(C) 6.8 12.0 20.8 23.0 27.6 35.5 34.4 35.0 31.0 25.0 20.0 11.6 35.5 DAY 17 28 31 5 24 23 9 3 3 6 5 28 DIF. BETWEEN (MAX.-MIN.) (C) 7.3 7.8 10.6 12.0 13.1 15.1 14.9 15.0 13.2 11.5 9.0 7.1 11.4 MEAN DAILY TEMP. (MDT) (C) -2.2 -0.3 7.9 12.6 15.8 21.3 22.7 24.5 19.9 13.3 6.1 3.3 12.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 51.6 65.3 112.1 12.8 0.0 0.0 0.0 242.0 HEATING DEG. DAYS(BASE 18 0C) 624.9 512.4 312.8 163.3 82.9 17.5 1.2 0.0 10.6 147.4 357.1 454.2 2684.3 DEWPOINT (MEAN C) -6.8 -5.6 -2.9 -1.5 -0.3 1.3 7.1 3.4 1.5 0.1 -3.0 -2.7 -0.8 MIXING RATIO (G/KG) 2.94 3.20 3.95 4.39 4.81 5.41 8.02 6.32 5.42 4.95 3.96 4.03 4.78 VAPOUR PRESSURE (HPA) 3.82 4.13 5.09 5.67 6.19 6.96 10.28 8.13 7.00 6.42 5.13 5.22 6.17 SATURATION DEF. (HPA) 1.65 2.17 6.65 9.40 12.84 20.52 18.17 23.96 16.94 9.14 4.78 2.64 10.74 RELATIVE HUMIDITY (MEAN %) 72 68 48 42 37 30 42 29 33 46 57 68 48 RELATIVE HUMIDITY (MAX. %) 83 83 66 60 56 46 61 47 47 63 74 83 64 RELATIVE HUMIDITY (MIN. %) 63 55 35 26 21 18 24 16 20 27 41 52 33 RELATIVE HUMIDITY (MEAN% 03UTC) 78 81 62 57 51 41 57 42 44 57 64 74 59 RELATIVE HUMIDITY (MEAN% 09UTC) 71 62 41 33 28 21 28 21 25 36 50 62 40 RELATIVE HUMIDITY (MEAN% 15UTC) 72 62 44 32 27 21 32 20 24 41 55 66 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 14.6 8.8 37.4 19.6 9.1 0.2 23.5 0.0 3.1 16.6 39.9 40.6 213.4 DAYS WITH PRECIPITATION >=10 0 0 0 0 0 0 0 0 0 0 1 2 3 DAYS WITH PRECIPITATION >= 5 0 0 4 2 1 0 2 0 0 1 3 3 16 DAYS WITH PRECIPITATION >= 1 5 4 5 5 3 0 4 0 1 5 3 7 42 DAYS WITH PRECIPITATION 10 8 9 7 8 2 5 1 4 7 8 14 83 GREATEST DAILY PRECIPITATION 4.0 3.0 9.2 6.5 5.4 0.2 9.0 0.0 3.0 7.0 23.0 14.1 23.0 DAY 20 11 10 9 2 16 20 ** 20 28 12 1 DAY WITH THUNDER STORM 0 0 1 4 4 1 6 2 1 4 0 1 24 DAYS WITH SNOW OR SLEET 8 5 2 1 0 0 0 0 0 0 1 5 22 DAYS WITH DUST 0 1 0 0 0 0 0 0 0 0 0 0 1 WIND DIRECTION (PREVAILING) 180 225 225 270 225 315 135 180 180 225 225 225 225 PREVAILING WIND SPEED(KNOTS) 10.8 17.1 11.4 14.7 15.5 9.7 12.2 11.0 11.0 15.0 15.4 16.0 14.5 PREVAILING WIND PERCENT 12.9 20.0 17.4 22.6 23.8 11.3 14.1 14.5 16.3 17.3 16.7 21.0 13.6 CALMS PERCENT OF WIND 58.7 39.3 25.8 31.2 24.6 30.0 36.7 29.0 33.3 33.9 42.5 35.1 34.4 NO. OF WIND OBSERVATION 155 140 155 221 248 240 248 248 240 248 240 248 2631 VECTOR WIND DIRECTION (MEAN) 158 203 248 248 240 236 103 206 229 233 214 202 222 VECTOR WIND MAGNITUDE(KNOTS) 2.0 5.1 4.7 5.9 6.9 1.3 1.9 2.2 3.2 4.5 4.0 5.9 3.4 WIND STEADINESES (MEAN %) 51.3 60.7 51.6 67.0 69.0 15.9 26.0 25.9 39.0 52.3 58.0 71.1 42.5 WIND SPEED (MEAN KNOTS) 3.9 8.4 9.1 8.8 10.0 8.2 7.3 8.5 8.2 8.6 6.9 8.3 8.0 FASTEST WIND DIRECTION 180 210 210 240 230 280 210 240 270 270 220 230 210 FASTEST WIND SPEED (KNOTS) 17 29 23 25 27 23 23 29 25 25 29 27 29 DAY 18 15 17 12 16 7 9 10 8 1 21 20 DAYS WITH SKY CLEAR (0-2)/8 12 12 16 11 19 27 27 28 25 20 11 6 214 DAYS WITH P.CLOUDY (3-6)/8 9 10 9 15 11 3 4 3 5 9 15 20 113 DAYS WITH CLOUDY (7-8)/8 10 6 6 4 1 0 0 0 0 2 4 5 38 DAYS WITH VISIBILITY =< 2 KM 5 3 0 0 0 0 0 0 0 0 2 7 17 DURATION OF SUNSHINE HOURS 180.5 182.0 245.4 277.1 323.1 375.1 355.2 357.4 313.7 257.5 181.0 141.2 3189.2 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.7 808.1 808.5 808.6 807.6 806.9 807.2 809.5 810.9 812.2 812.0 811.9 809.5 MAX. QFE PRESSURE IN HPA 814.3 815.4 817.5 817.2 812.1 813.4 812.9 813.9 816.0 819.6 819.1 817.6 819.6 DAY-HOUR 9- 6 9- 6 1- 6 2- 6 14- 6 2- 6 28- 6 5- 6 22- 6 10- 6 2- 6 9-18 MIN. QFE PRESSURE IN HPA 805.3 794.2 796.9 802.1 801.0 800.1 801.3 804.4 805.6 806.8 796.1 803.6 794.2 DAY-HOUR 19-12 21- 9 25-15 12-12 29-15 17-12 10-15 29-15 5-15 25-15 18-12 5- 3 MEAN QNH PRESSURE IN HPA 1018.4 1015.3 1015.8 1016.0 1014.7 1013.9 1014.2 1017.0 1018.7 1020.2 1020.0 1019.9 1017.0 MAX. QNH PRESSURE IN HPA 1022.8 1024.1 1026.6 1026.3 1020.1 1021.7 1021.1 1022.3 1024.8 1029.1 1028.5 1026.7 1029.1 DAY-HOUR 9- 6 9- 6 1- 6 2- 6 14- 6 2- 6 28- 6 5- 6 22- 6 10- 6 2- 6 9-18 MIN. QNH PRESSURE IN HPA 1011.9 998.6 1001.8 1008.1 1006.8 1005.7 1007.1 1010.8 1012.3 1013.7 1000.9 1009.9 998.6 DAY-HOUR 19-12 21- 9 25-15 12-12 29-15 17-12 10-15 29-15 5-15 25-15 18-12 5- 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1007.8 1003.9 998.9 998.4 999.9 1005.1 1011.8 1017.2 1019.4 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1018.9 1011.5 1010.0 1006.2 1009.0 1014.8 1021.5 1033.1 1031.4 ****** DAY-HOUR **-** **-** **-** 2- 3 5-18 12-21 22- 3 11-18 22- 6 27- 6 20- 3 22- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** 999.0 992.6 988.9 988.7 993.8 996.8 1001.7 997.1 1007.7 ****** DAY-HOUR **-** **-** **-** 12-12 29-12 17-12 9-12 29-12 5-12 6-12 18-12 20- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** 807.8 807.7 807.1 807.3 809.6 810.8 812.2 811.8 811.9 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** 810.8 811.4 812.0 811.5 812.8 814.9 818.0 817.3 816.9 ****** DAY ** ** ** 16 23 2 28 5 23 10 2 10 MIN. QFE PRESSURE IN HPA ****** ****** ****** 804.8 801.7 801.4 802.9 805.5 807.3 807.9 800.2 803.8 ****** DAY ** ** ** 10 9 18 18 27 6 26 18 5 MEAN QNH PRESSURE IN HPA ****** ****** ****** 1015.0 1014.8 1014.1 1014.4 1017.1 1018.6 1020.2 1019.7 1019.8 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** 1018.6 1019.3 1020.0 1019.4 1021.0 1023.5 1027.2 1026.4 1025.9 ****** DAY ** ** ** 16 23 2 28 5 23 10 2 10 MIN. QNH PRESSURE IN HPA ****** ****** ****** 1011.3 1007.6 1007.2 1009.0 1012.2 1014.3 1015.1 1005.8 1010.1 ****** DAY ** ** ** 10 9 18 18 27 6 26 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1007.2 1004.0 999.1 998.1 999.5 1004.4 1011.0 1016.2 1018.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1013.3 1011.2 1008.5 1003.0 1007.6 1012.3 1017.5 1031.4 1027.2 ****** DAY ** ** ** 8 6 2 22 12 20 28 20 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1000.3 992.9 991.4 990.8 994.8 998.3 1003.9 1001.8 1007.9 ****** DAY ** ** ** 26 30 18 10 24 5 1 18 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 810.4 807.9 808.6 809.3 808.0 807.5 807.8 810.1 811.4 812.3 812.0 811.8 809.8 MAX. QFE PRESSURE IN HPA 813.7 814.5 816.1 816.9 811.8 812.8 812.4 813.2 815.4 818.7 817.9 816.6 818.7 DAY 10 9 1 2 14 2 29 5 23 10 2 9 MIN. QFE PRESSURE IN HPA 806.6 794.8 797.2 804.4 801.9 802.2 803.0 806.0 807.7 807.4 799.4 803.6 794.8 DAY 19 21 25 26 9 18 18 27 5 26 18 5 MEAN QNH PRESSURE IN HPA 1018.0 1015.0 1015.9 1016.8 1015.2 1014.6 1015.0 1017.7 1019.2 1020.4 1019.9 1019.8 1017.3 MAX. QNH PRESSURE IN HPA 1022.0 1023.0 1024.9 1025.9 1019.8 1021.0 1020.5 1021.4 1024.1 1028.1 1027.1 1025.5 1028.1 DAY 10 9 1 2 14 2 29 5 23 10 2 9 MIN. QNH PRESSURE IN HPA 1013.5 999.3 1002.2 1010.8 1007.8 1008.2 1009.2 1012.8 1014.8 1014.5 1004.8 1009.9 999.3 DAY 19 21 25 26 9 18 18 27 5 26 18 5 MEAN QFF PRESSURE IN HPA 1023.1 1018.1 1012.4 1009.2 1004.8 999.8 999.7 1001.0 1006.5 1012.7 1017.9 1019.8 1010.4 MAX. QFF PRESSURE IN HPA 1033.7 1029.4 1025.7 1018.9 1010.9 1009.4 1006.2 1008.8 1014.2 1020.4 1033.1 1029.5 1033.7 DAY 28 12 11 2 6 13 22 12 22 27 20 22 MIN. QFF PRESSURE IN HPA 1015.8 998.0 998.2 1001.3 994.8 992.5 992.0 995.6 999.5 1004.0 1001.5 1007.7 992.0 DAY 18 21 25 26 30 6 10 30 5 26 18 20 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 811.2 808.8 809.4 809.9 808.4 807.8 808.0 810.6 812.0 813.1 812.8 812.7 810.4 MAX. QFE PRESSURE IN HPA 814.3 815.4 817.5 817.2 812.1 813.4 812.9 813.9 816.0 819.6 819.1 817.5 819.6 DAY 9 9 1 2 14 2 28 5 22 10 2 9 MIN. QFE PRESSURE IN HPA 806.7 794.4 797.7 804.5 802.2 802.7 803.4 806.5 808.4 809.1 799.5 804.5 794.4 DAY 19 21 25 12 9 17 18 27 5 26 18 5 MEAN QNH PRESSURE IN HPA 1019.1 1016.1 1016.9 1017.4 1015.6 1014.9 1015.2 1018.3 1020.0 1021.4 1021.0 1020.8 1018.1 MAX. QNH PRESSURE IN HPA 1022.8 1024.1 1026.6 1026.3 1020.1 1021.7 1021.1 1022.3 1024.8 1029.1 1028.5 1026.6 1029.1 DAY 9 9 1 2 14 2 28 5 22 10 2 9 MIN. QNH PRESSURE IN HPA 1013.6 998.8 1002.8 1011.0 1008.2 1008.8 1009.6 1013.4 1015.7 1016.5 1005.0 1011.0 998.8 DAY 19 21 25 12 9 17 18 27 5 26 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1008.7 1004.8 1000.1 999.8 1001.5 1006.6 1013.2 1018.6 1020.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1012.8 1010.5 1008.8 1005.1 1008.5 1014.8 1021.5 1033.1 1031.4 ****** DAY ** ** ** 8 19 13 22 12 22 27 20 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1002.0 995.6 992.4 991.4 996.1 1000.0 1005.7 1002.4 1008.7 ****** DAY ** ** ** 26 30 6 9 24 5 6 18 20 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 811.0 808.4 808.9 809.2 807.9 807.1 807.3 809.9 811.2 812.4 812.1 812.0 809.8 MAX. QFE PRESSURE IN HPA 814.2 815.4 816.9 816.9 811.8 812.7 812.2 813.2 815.2 818.6 818.0 817.2 818.6 DAY 9 9 1 1 14 2 29 5 22 10 2 9 MIN. QFE PRESSURE IN HPA 806.1 794.2 797.7 802.9 802.2 801.5 803.0 805.8 807.6 808.6 798.1 804.1 794.2 DAY 19 21 25 12 9 17 10 27 5 22 18 5 MEAN QNH PRESSURE IN HPA 1018.7 1015.7 1016.3 1016.7 1015.1 1014.1 1014.4 1017.4 1019.1 1020.5 1020.2 1020.0 1017.3 MAX. QNH PRESSURE IN HPA 1022.6 1024.1 1025.9 1025.9 1019.8 1020.8 1020.2 1021.4 1023.8 1027.9 1027.2 1026.3 1027.9 DAY 9 9 1 1 14 2 29 5 22 10 2 9 MIN. QNH PRESSURE IN HPA 1012.9 998.6 1002.8 1009.0 1008.2 1007.4 1009.2 1012.5 1014.7 1015.9 1003.3 1010.5 998.6 DAY 19 21 25 12 9 17 10 27 5 22 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1007.2 1004.0 998.8 998.0 1000.0 1004.8 1011.4 1016.9 1019.1 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1010.3 1009.8 1008.6 1002.6 1006.4 1011.8 1019.0 1032.2 1029.1 ****** DAY ** ** ** 18 5 12 29 12 22 27 20 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** 999.7 994.3 990.6 989.3 994.3 998.2 1003.4 1000.3 1008.7 ****** DAY ** ** ** 12 29 17 10 24 5 6 18 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 810.2 807.6 807.8 808.2 806.9 806.0 806.2 808.6 810.1 811.4 811.2 811.2 808.8 MAX. QFE PRESSURE IN HPA 813.7 815.0 815.7 816.1 810.9 811.0 811.2 812.1 813.6 817.2 816.9 816.9 817.2 DAY 9 10 1 1 14 3 29 5 22 10 14 9 MIN. QFE PRESSURE IN HPA 805.3 794.2 797.3 802.1 801.8 800.1 801.8 804.5 806.0 807.2 796.1 804.0 794.2 DAY 19 21 25 12 29 17 10 29 5 25 18 5 MEAN QNH PRESSURE IN HPA 1017.9 1014.7 1015.0 1015.4 1013.9 1012.8 1013.0 1015.9 1017.7 1019.2 1019.0 1019.1 1016.1 MAX. QNH PRESSURE IN HPA 1022.0 1023.6 1024.4 1024.9 1018.7 1018.8 1019.0 1020.1 1021.9 1026.3 1025.9 1025.9 1026.3 DAY 9 10 1 1 14 3 29 5 22 10 14 9 MIN. QNH PRESSURE IN HPA 1011.9 998.6 1002.3 1008.1 1007.7 1005.7 1007.7 1011.0 1012.8 1014.2 1000.9 1010.4 998.6 DAY 19 21 25 12 29 17 10 29 5 25 18 5 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1006.1 1003.0 997.8 996.7 998.4 1003.5 1010.2 1015.5 1017.9 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1009.9 1008.7 1007.9 1002.0 1006.0 1010.7 1017.3 1030.2 1026.5 ****** DAY ** ** ** 11 5 12 29 11 19 27 20 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** 999.0 992.6 988.9 988.7 993.8 996.8 1001.7 997.1 1008.3 ****** DAY ** ** ** 12 29 17 9 29 5 6 18 20 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.5 807.9 807.9 808.1 806.7 805.8 806.2 808.2 810.0 811.6 811.8 811.8 808.9 MAX. QFE PRESSURE IN HPA 813.9 815.1 815.7 816.2 812.0 810.7 810.5 811.7 814.2 817.2 817.3 817.3 817.3 DAY 9 9 1 1 15 1 28 5 22 10 14 9 MIN. QFE PRESSURE IN HPA 806.1 796.6 796.9 802.9 801.0 800.2 801.3 804.4 805.6 806.8 798.9 805.2 796.6 DAY 19 21 25 12 29 17 10 29 5 25 18 5 MEAN QNH PRESSURE IN HPA 1018.2 1015.0 1015.1 1015.3 1013.6 1012.6 1013.0 1015.5 1017.6 1019.5 1019.7 1019.7 1016.2 MAX. QNH PRESSURE IN HPA 1022.3 1023.7 1024.4 1025.0 1020.0 1018.4 1018.2 1019.6 1022.6 1026.3 1026.4 1026.4 1026.4 DAY 9 9 1 1 15 1 28 5 22 10 14 9 MIN. QNH PRESSURE IN HPA 1012.9 1001.5 1001.8 1009.0 1006.8 1005.8 1007.1 1010.8 1012.3 1013.7 1004.2 1011.8 1001.5 DAY 19 21 25 12 29 17 10 29 5 25 18 5 MEAN QFF PRESSURE IN HPA 1023.4 1018.0 1011.4 1007.8 1003.1 997.7 997.7 998.9 1004.8 1011.9 1017.7 1019.6 1009.3 MAX. QFF PRESSURE IN HPA 1033.2 1029.6 1023.8 1017.1 1010.6 1008.0 1005.5 1006.9 1014.1 1020.4 1031.5 1028.2 1033.2 DAY 28 12 11 1 5 12 21 11 19 27 20 22 MIN. QFF PRESSURE IN HPA 1016.4 1004.6 998.2 1001.4 992.7 989.4 989.0 993.9 996.9 1003.9 1003.0 1011.6 989.0 DAY 3 21 25 26 29 17 10 29 5 6 18 19 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** 808.1 807.7 807.0 807.4 809.4 811.0 812.4 812.2 812.1 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** 811.4 812.1 812.0 811.5 813.0 815.8 818.3 817.7 817.6 ****** DAY ** ** ** 30 14 1 27 11 22 9 14 9 MIN. QFE PRESSURE IN HPA ****** ****** ****** 805.0 801.7 800.8 802.0 805.4 806.6 808.0 801.2 805.4 ****** DAY ** ** ** 12 29 17 10 29 5 25 18 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** 1015.3 1014.9 1013.9 1014.4 1016.8 1018.8 1020.5 1020.2 1020.1 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** 1019.3 1020.1 1020.0 1019.4 1021.2 1024.6 1027.6 1026.9 1026.7 ****** DAY ** ** ** 30 14 1 27 11 22 9 14 9 MIN. QNH PRESSURE IN HPA ****** ****** ****** 1011.6 1007.6 1006.5 1008.0 1012.1 1013.5 1015.2 1007.0 1012.1 ****** DAY ** ** ** 12 29 17 10 29 5 25 18 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1008.1 1004.0 999.2 999.0 1000.1 1005.5 1012.5 1017.9 1020.0 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1013.1 1011.5 1009.1 1005.1 1009.0 1013.8 1020.1 1030.8 1028.6 ****** DAY ** ** ** 7 5 12 21 11 19 27 19 22 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1003.4 992.6 990.2 989.5 994.0 997.5 1005.4 1003.8 1009.6 ****** DAY ** ** ** 26 29 17 10 29 5 6 17 19 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** 808.2 807.9 807.3 807.5 809.7 810.9 812.3 812.0 812.1 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** 811.3 812.0 812.0 811.4 813.1 814.8 818.1 817.4 816.8 ****** DAY ** ** ** 24 22 1 27 5 22 9 3 9 MIN. QFE PRESSURE IN HPA ****** ****** ****** 805.0 801.8 801.0 803.2 805.9 806.6 808.1 801.1 803.8 ****** DAY ** ** ** 12 29 17 17 26 5 25 17 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** 1015.5 1015.0 1014.3 1014.6 1017.2 1018.7 1020.4 1020.0 1020.1 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** 1019.2 1020.0 1020.0 1019.3 1021.3 1023.4 1027.3 1026.5 1025.8 ****** DAY ** ** ** 24 22 1 27 5 22 9 3 9 MIN. QNH PRESSURE IN HPA ****** ****** ****** 1011.6 1007.7 1006.8 1009.4 1012.7 1013.5 1015.3 1006.9 1010.1 ****** DAY ** ** ** 12 29 17 17 26 5 25 17 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** 1007.4 1003.9 998.9 998.2 999.7 1004.5 1011.4 1016.9 1019.1 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** 1013.6 1010.6 1010.0 1002.9 1007.5 1012.5 1019.2 1030.9 1026.7 ****** DAY ** ** ** 7 5 12 15 11 19 27 19 21 MIN. QFF PRESSURE IN HPA ****** ****** ****** 1001.8 993.5 989.4 990.2 994.0 997.2 1004.9 1002.9 1009.0 ****** DAY ** ** ** 25 29 17 9 23 5 6 17 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.6 -0.9 6.4 8.6 14.7 20.6 23.1 23.7 21.8 15.9 5.8 -2.5 11.1 MINIMUN AIR TEMPERATURE (C) -7.1 -4.6 1.5 4.5 8.8 14.0 16.0 16.3 14.7 10.2 1.9 -5.5 5.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH MINIMUM TEMP. <=-4 22 13 2 0 0 0 0 0 0 0 1 19 57 DAYS WITH FREEZING MIN.<= 0 26 24 10 4 0 0 0 0 0 0 10 27 101 TEMPERATURE RECORDS LOWEST(C) -18.8 -10.5 -4.8 -0.6 3.0 8.6 11.0 11.5 11.4 3.6 -4.4 -14.0 -18.8 DAY 26 2 10 13 14 7 1 30 17 23 30 15 MAXIMUM AIR TEMPERATURE (C) 0.6 3.7 12.2 13.9 20.6 26.8 30.4 31.6 28.8 22.1 10.5 1.3 16.9 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 4 18 28 8 0 0 0 58 DAYS WITH MAXIMUM TEMP. <= 0 17 4 0 0 0 0 0 0 0 0 0 13 34 TEMPERATURE RECORDS HIGHEST(C) 9.4 8.2 18.6 23.0 27.0 31.6 33.6 34.6 32.4 27.6 16.6 9.0 34.6 DAY 1 26 13 28 29 29 14 10 3 1 9 8 DIF. BETWEEN (MAX.-MIN.) (C) 7.7 8.3 10.7 9.4 11.8 12.8 14.4 15.3 14.1 11.9 8.6 6.8 11.0 MEAN DAILY TEMP. (MDT) (C) -3.2 -0.5 6.9 9.2 14.7 20.4 23.2 24.0 21.7 16.2 6.2 -2.1 11.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 29.4 73.3 94.3 33.0 1.5 0.0 0.0 231.6 HEATING DEG. DAYS(BASE 18 0C) 658.3 517.5 345.5 264.2 113.8 10.0 0.0 0.0 0.0 76.5 353.9 623.3 2963.1 DEWPOINT (MEAN C) -8.0 -5.8 -3.5 0.2 1.0 0.8 6.0 3.9 -2.1 -0.8 -1.9 -6.0 -1.3 MIXING RATIO (G/KG) 2.76 3.15 3.80 4.95 5.20 5.13 7.47 6.66 4.15 4.58 4.23 3.20 4.61 VAPOUR PRESSURE (HPA) 3.57 4.08 4.91 6.37 6.70 6.62 9.59 8.56 5.39 5.95 5.49 4.14 5.95 SATURATION DEF. (HPA) 1.47 1.91 5.20 5.28 10.94 18.55 19.84 21.99 21.68 12.92 4.07 1.20 10.42 RELATIVE HUMIDITY (MEAN %) 73 70 53 60 44 29 37 33 22 36 62 78 50 RELATIVE HUMIDITY (MAX. %) 86 84 71 78 65 42 52 52 32 52 77 88 65 RELATIVE HUMIDITY (MIN. %) 60 56 37 43 27 19 22 16 13 21 46 66 36 RELATIVE HUMIDITY (MEAN% 03UTC) 78 76 65 72 58 37 50 47 31 48 71 79 59 RELATIVE HUMIDITY (MEAN% 09UTC) 69 64 44 52 34 22 26 22 15 26 54 75 42 RELATIVE HUMIDITY (MEAN% 15UTC) 71 68 47 52 33 22 30 21 16 32 58 78 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.6 42.0 77.2 94.9 27.3 0.0 15.3 1.1 0.0 14.8 35.6 88.5 433.3 DAYS WITH PRECIPITATION >=10 1 2 4 4 0 0 0 0 0 0 1 2 14 DAYS WITH PRECIPITATION >= 5 1 2 5 6 2 0 2 0 0 0 3 6 27 DAYS WITH PRECIPITATION >= 1 11 6 9 10 7 0 3 1 0 4 5 15 71 DAYS WITH PRECIPITATION 14 12 10 17 10 1 8 1 0 7 9 18 107 GREATEST DAILY PRECIPITATION 10.0 22.0 23.0 19.6 8.1 0.0 7.0 1.1 0.0 4.8 11.7 19.3 23.0 DAY 7 14 18 2 4 ** 22 14 ** 20 1 9 DAY WITH THUNDER STORM 0 0 3 5 3 1 6 1 0 3 0 1 23 DAYS WITH SNOW OR SLEET 7 7 4 3 0 0 0 0 0 0 5 15 41 DAYS WITH DUST 0 0 0 1 1 0 0 0 0 1 0 0 3 WIND DIRECTION (PREVAILING) 225 315 225 225 270 270 135 135 180 270 135 135 225 PREVAILING WIND SPEED(KNOTS) 16.0 10.8 15.7 18.6 14.4 14.1 12.2 12.1 10.1 11.3 10.4 11.2 14.8 PREVAILING WIND PERCENT 11.7 11.2 25.8 27.9 21.0 20.8 16.9 14.1 17.5 17.3 6.7 16.1 14.0 CALMS PERCENT OF WIND 61.3 57.1 36.7 22.5 29.0 24.6 24.2 29.4 38.3 41.1 64.2 43.1 39.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 197 249 226 243 251 254 150 202 213 234 212 194 227 VECTOR WIND MAGNITUDE(KNOTS) 3.6 3.1 5.6 8.9 5.2 4.2 1.8 2.9 3.2 4.0 1.1 3.9 3.6 WIND STEADINESES (MEAN %) 66.7 52.5 63.6 71.8 56.5 43.8 21.2 36.2 50.0 64.5 31.4 58.2 48.0 WIND SPEED (MEAN KNOTS) 5.4 5.9 8.8 12.4 9.2 9.6 8.5 8.0 6.4 6.2 3.5 6.7 7.5 FASTEST WIND DIRECTION 240 240 240 210 270 260 120 90 90 250 270 240 210 FASTEST WIND SPEED (KNOTS) 29 31 33 39 27 23 23 25 21 27 23 27 39 DAY 4 27 27 3 5 1 3 25 6 29 10 7 DAYS WITH SKY CLEAR (0-2)/8 9 12 12 2 15 25 25 30 27 15 12 5 189 DAYS WITH P.CLOUDY (3-6)/8 13 14 14 16 14 5 6 1 3 14 10 8 118 DAYS WITH CLOUDY (7-8)/8 9 2 5 12 2 0 0 0 0 2 8 18 58 DAYS WITH VISIBILITY =< 2 KM 9 4 3 4 0 0 0 0 0 0 0 4 24 DURATION OF SUNSHINE HOURS 131.0 198.6 220.7 193.7 335.0 369.1 355.8 368.5 321.7 235.2 178.1 107.6 3015.0 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.1 811.0 809.3 807.4 809.0 808.7 809.3 808.5 812.8 814.1 814.0 809.3 810.3 MAX. QFE PRESSURE IN HPA 818.3 820.3 819.4 814.8 814.1 814.9 813.9 813.4 817.3 820.2 821.4 819.4 821.4 DAY-HOUR 27- 6 6- 6 11- 6 1- 6 17- 6 24-18 29- 3 31- 6 29- 6 10- 6 18- 6 3- 6 MIN. QFE PRESSURE IN HPA 801.3 802.2 800.5 797.8 804.6 802.1 802.4 802.9 807.5 808.1 807.4 795.6 795.6 DAY-HOUR 8- 0 26-21 28-12 3-12 4-12 20-12 24-15 7-15 10-15 21-15 13- 0 21-12 MEAN QNH PRESSURE IN HPA 1017.7 1018.7 1016.8 1014.4 1016.4 1016.1 1016.7 1015.8 1021.0 1022.5 1022.4 1016.7 1017.9 MAX. QNH PRESSURE IN HPA 1027.6 1030.0 1028.9 1023.4 1022.5 1023.5 1022.3 1021.7 1026.4 1029.9 1031.3 1028.9 1031.3 DAY-HOUR 27- 6 6- 6 11- 6 1- 6 17- 6 24-18 29- 3 31- 6 29- 6 10- 6 18- 6 3- 6 MIN. QNH PRESSURE IN HPA 1007.1 1008.2 1006.2 1002.9 1011.1 1008.1 1008.4 1009.0 1014.6 1015.3 1014.5 1000.3 1000.3 DAY-HOUR 8- 0 26-21 28-12 3-12 4-12 20-12 24-15 7-15 10-15 21-15 13- 0 21-12 MEAN QFF PRESSURE IN HPA 1022.9 1021.7 1013.5 1009.2 1006.6 1001.9 1000.5 999.2 1006.1 1012.0 1019.7 1020.9 1011.2 MAX. QFF PRESSURE IN HPA 1040.6 1037.8 1029.6 1021.7 1015.6 1011.0 1008.9 1009.0 1013.6 1018.5 1030.7 1035.7 1040.6 DAY-HOUR 26- 6 6- 3 6-18 1- 3 14- 3 24-18 29-18 31- 6 30- 3 23- 6 18- 6 14-15 MIN. QFF PRESSURE IN HPA 1005.1 1005.4 999.3 1000.0 997.5 993.0 990.9 990.6 998.8 1005.4 1006.5 999.7 990.6 DAY-HOUR 7-12 26-21 27- 0 25-12 19-12 19-15 24-15 7-12 10-12 1-12 12- 0 21-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 810.0 810.6 809.1 807.3 808.9 808.8 809.4 808.7 812.8 814.1 813.8 809.2 810.2 MAX. QFE PRESSURE IN HPA 817.2 819.7 818.0 812.5 813.1 814.0 813.5 812.8 816.2 819.0 820.3 817.9 820.3 DAY 27 6 11 1 17 25 29 31 21 10 18 3 MIN. QFE PRESSURE IN HPA 801.3 802.5 802.4 798.1 805.8 803.1 805.2 804.7 808.9 809.7 807.4 798.6 798.1 DAY 8 27 22 4 12 20 24 17 11 30 13 21 MEAN QNH PRESSURE IN HPA 1017.6 1018.3 1016.6 1014.3 1016.3 1016.2 1016.9 1016.1 1020.9 1022.5 1022.2 1016.6 1017.9 MAX. QNH PRESSURE IN HPA 1026.3 1029.3 1027.2 1020.6 1021.3 1022.4 1021.8 1021.0 1025.0 1028.4 1030.0 1027.1 1030.0 DAY 27 6 11 1 17 25 29 31 21 10 18 3 MIN. QNH PRESSURE IN HPA 1007.1 1008.6 1008.4 1003.3 1012.5 1009.3 1011.8 1011.2 1016.3 1017.2 1014.5 1003.9 1003.3 DAY 8 27 22 4 12 20 24 17 11 30 13 21 MEAN QFF PRESSURE IN HPA 1022.0 1020.9 1012.7 1008.8 1006.4 1001.9 1000.3 999.0 1005.5 1011.2 1018.6 1020.4 1010.6 MAX. QFF PRESSURE IN HPA 1038.6 1034.8 1025.8 1019.6 1014.4 1009.4 1007.2 1007.1 1010.7 1016.5 1027.7 1033.8 1038.6 DAY 26 6 11 1 14 25 29 31 22 23 17 15 MIN. QFF PRESSURE IN HPA 1005.7 1006.4 999.3 1002.8 999.4 993.7 994.7 993.8 999.7 1007.0 1006.5 1003.9 993.7 DAY 8 25 27 29 29 20 24 16 11 14 12 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 809.9 810.7 809.5 807.4 809.4 809.2 809.9 809.2 813.2 814.3 814.0 809.1 810.5 MAX. QFE PRESSURE IN HPA 817.3 820.2 818.5 813.8 813.7 814.5 813.9 812.8 816.5 819.2 820.2 818.3 820.2 DAY 27 6 11 1 17 25 29 31 21 10 18 3 MIN. QFE PRESSURE IN HPA 801.4 802.3 801.6 798.2 805.5 803.6 804.8 805.1 809.7 809.7 807.7 797.0 797.0 DAY 8 27 22 4 12 20 24 17 11 30 13 21 MEAN QNH PRESSURE IN HPA 1017.5 1018.5 1017.0 1014.5 1016.8 1016.7 1017.5 1016.6 1021.4 1022.7 1022.4 1016.5 1018.2 MAX. QNH PRESSURE IN HPA 1026.4 1029.9 1027.8 1022.2 1022.0 1023.0 1022.3 1021.0 1025.4 1028.7 1029.9 1027.6 1029.9 DAY 27 6 11 1 17 25 29 31 21 10 18 3 MIN. QNH PRESSURE IN HPA 1007.2 1008.3 1007.5 1003.4 1012.2 1009.9 1011.3 1011.7 1017.2 1017.2 1014.8 1001.9 1001.9 DAY 8 27 22 4 12 20 24 17 11 30 13 21 MEAN QFF PRESSURE IN HPA 1023.4 1022.1 1014.5 1009.8 1007.2 1002.6 1001.8 1000.4 1007.5 1013.2 1020.6 1021.1 1012.0 MAX. QFF PRESSURE IN HPA 1040.5 1037.8 1028.1 1021.7 1015.6 1010.2 1008.7 1007.7 1013.6 1018.3 1030.5 1033.5 1040.5 DAY 26 6 7 1 14 25 29 31 30 23 18 15 MIN. QFF PRESSURE IN HPA 1006.5 1005.6 1002.1 1002.4 1000.3 994.5 995.7 994.5 1001.5 1008.6 1006.9 1002.1 994.5 DAY 8 25 28 4 20 20 24 7 4 14 12 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.7 811.7 810.2 808.0 809.8 809.5 810.2 809.5 813.9 815.1 814.9 810.0 811.1 MAX. QFE PRESSURE IN HPA 818.3 820.3 819.4 814.8 814.1 814.8 813.9 813.4 817.3 820.2 821.4 819.4 821.4 DAY 27 6 11 1 17 25 29 31 29 10 18 3 MIN. QFE PRESSURE IN HPA 802.7 803.4 801.8 799.2 805.8 803.1 804.7 805.7 810.2 810.6 808.6 797.4 797.4 DAY 8 25 22 4 12 20 24 17 10 21 13 21 MEAN QNH PRESSURE IN HPA 1018.4 1019.7 1017.9 1015.2 1017.4 1017.0 1017.8 1017.0 1022.3 1023.7 1023.4 1017.5 1018.9 MAX. QNH PRESSURE IN HPA 1027.6 1030.0 1028.9 1023.4 1022.5 1023.4 1022.3 1021.7 1026.4 1029.9 1031.3 1028.9 1031.3 DAY 27 6 11 1 17 25 29 31 29 10 18 3 MIN. QNH PRESSURE IN HPA 1008.8 1009.6 1007.7 1004.6 1012.5 1009.3 1011.2 1012.4 1017.8 1018.3 1015.9 1002.4 1002.4 DAY 8 25 22 4 12 20 24 17 10 21 13 21 MEAN QFF PRESSURE IN HPA 1024.0 1023.1 1015.1 1010.2 1007.6 1003.0 1001.9 1000.7 1007.5 1013.3 1021.2 1022.0 1012.5 MAX. QFF PRESSURE IN HPA 1040.6 1035.5 1028.7 1020.3 1014.3 1010.7 1008.7 1009.0 1011.9 1018.5 1030.7 1034.0 1040.6 DAY 26 6 11 1 14 25 29 31 29 23 18 14 MIN. QFF PRESSURE IN HPA 1009.6 1008.3 1002.2 1002.6 1000.5 994.7 995.1 993.9 1002.9 1008.9 1008.4 1003.0 993.9 DAY 8 25 28 3 29 20 24 7 10 14 12 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 810.2 811.5 809.6 807.4 809.3 808.9 809.4 808.7 813.1 814.2 814.1 809.2 810.5 MAX. QFE PRESSURE IN HPA 817.8 820.2 818.8 814.1 813.9 814.0 813.2 812.3 816.9 819.5 820.8 818.7 820.8 DAY 27 6 11 1 17 24 29 31 21 10 18 3 MIN. QFE PRESSURE IN HPA 802.6 803.7 800.8 798.3 805.2 802.5 803.7 804.9 809.1 809.2 808.3 795.9 795.9 DAY 8 25 22 3 4 20 24 7 10 21 13 21 MEAN QNH PRESSURE IN HPA 1017.9 1019.4 1017.1 1014.5 1016.7 1016.3 1016.9 1016.0 1021.3 1022.6 1022.5 1016.7 1018.2 MAX. QNH PRESSURE IN HPA 1027.0 1029.9 1028.2 1022.5 1022.3 1022.4 1021.4 1020.4 1025.9 1029.0 1030.6 1028.1 1030.6 DAY 27 6 11 1 17 24 29 31 21 10 18 3 MIN. QNH PRESSURE IN HPA 1008.7 1010.0 1006.5 1003.5 1011.8 1008.6 1010.0 1011.5 1016.5 1016.6 1015.5 1000.6 1000.6 DAY 8 25 22 3 4 20 24 7 10 21 13 21 MEAN QFF PRESSURE IN HPA 1022.7 1021.7 1013.3 1009.0 1006.7 1001.9 1000.3 999.1 1005.8 1011.2 1019.3 1020.4 1010.9 MAX. QFF PRESSURE IN HPA 1037.9 1035.6 1027.1 1018.1 1013.8 1009.1 1007.3 1006.9 1011.5 1016.2 1028.0 1033.3 1037.9 DAY 26 6 10 1 17 24 29 31 21 7 18 14 MIN. QFF PRESSURE IN HPA 1008.3 1007.6 1001.1 1001.8 999.1 993.8 993.3 992.7 1000.6 1006.1 1008.9 1000.7 992.7 DAY 7 25 27 3 29 19 24 7 10 14 12 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 809.6 810.5 808.5 806.7 808.4 807.9 808.3 807.4 812.0 813.3 813.3 808.7 809.5 MAX. QFE PRESSURE IN HPA 817.0 818.6 817.3 812.8 813.0 813.4 812.4 811.0 817.0 818.2 819.8 817.3 819.8 DAY 27 6 10 1 17 24 29 29 21 10 18 3 MIN. QFE PRESSURE IN HPA 802.1 803.0 800.5 797.8 804.6 802.1 802.6 803.0 807.7 808.3 808.2 795.6 795.6 DAY 7 25 28 3 4 20 24 7 10 21 13 21 MEAN QNH PRESSURE IN HPA 1017.1 1018.2 1015.8 1013.6 1015.6 1015.1 1015.5 1014.5 1020.0 1021.5 1021.5 1016.0 1017.0 MAX. QNH PRESSURE IN HPA 1026.0 1027.9 1026.4 1021.0 1021.2 1021.7 1020.5 1018.8 1026.0 1027.5 1029.4 1026.4 1029.4 DAY 27 6 10 1 17 24 29 29 21 10 18 3 MIN. QNH PRESSURE IN HPA 1008.1 1009.2 1006.2 1002.9 1011.1 1008.1 1008.7 1009.2 1014.8 1015.5 1015.4 1000.3 1000.3 DAY 7 25 28 3 4 20 24 7 10 21 13 21 MEAN QFF PRESSURE IN HPA 1021.6 1020.5 1011.9 1008.0 1005.7 1000.7 998.9 997.5 1004.6 1010.4 1018.2 1019.7 1009.8 MAX. QFF PRESSURE IN HPA 1036.4 1034.1 1026.5 1016.7 1012.3 1009.3 1006.2 1004.6 1012.2 1014.8 1026.1 1035.0 1036.4 DAY 26 5 10 1 17 24 29 29 21 7 29 14 MIN. QFF PRESSURE IN HPA 1005.1 1006.0 1000.9 1000.0 997.5 993.3 991.0 990.6 998.8 1005.4 1008.6 999.7 990.6 DAY 7 25 28 25 19 19 24 7 10 1 11 21 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 809.9 810.6 808.7 806.9 808.2 807.7 808.2 807.3 812.0 813.6 813.7 809.1 809.7 MAX. QFE PRESSURE IN HPA 817.2 818.6 817.5 812.8 812.6 813.5 812.5 810.8 816.7 818.5 820.0 817.1 820.0 DAY 25 5 6 1 17 24 29 30 21 10 18 2 MIN. QFE PRESSURE IN HPA 802.4 802.9 800.6 797.8 805.4 802.2 802.4 802.9 807.5 808.1 808.7 796.9 796.9 DAY 7 26 22 3 4 20 24 7 10 21 13 21 MEAN QNH PRESSURE IN HPA 1017.5 1018.3 1016.0 1013.9 1015.4 1014.8 1015.4 1014.3 1020.0 1021.9 1022.1 1016.5 1017.2 MAX. QNH PRESSURE IN HPA 1026.3 1027.9 1026.6 1021.0 1020.7 1021.8 1020.6 1018.6 1025.7 1027.8 1029.6 1026.1 1029.6 DAY 25 5 6 1 17 24 29 30 21 10 18 2 MIN. QNH PRESSURE IN HPA 1008.4 1009.0 1006.3 1002.9 1012.1 1008.2 1008.4 1009.0 1014.6 1015.3 1016.0 1001.8 1001.8 DAY 7 26 22 3 4 20 24 7 10 21 13 21 MEAN QFF PRESSURE IN HPA 1023.5 1021.8 1013.4 1009.0 1005.7 1000.6 999.6 998.2 1006.2 1012.6 1020.3 1021.2 1011.0 MAX. QFF PRESSURE IN HPA 1040.6 1035.8 1027.8 1018.8 1013.2 1009.2 1006.9 1005.8 1012.1 1017.9 1029.6 1035.7 1040.6 DAY 26 5 6 1 13 24 29 30 21 31 17 14 MIN. QFF PRESSURE IN HPA 1006.0 1006.9 1002.4 1000.9 998.9 993.0 990.9 991.0 999.5 1006.8 1010.9 1002.4 990.9 DAY 7 26 26 3 19 19 24 7 4 1 11 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 810.2 811.2 809.5 807.8 809.2 808.9 809.4 808.5 812.9 814.3 814.2 809.5 810.5 MAX. QFE PRESSURE IN HPA 817.4 819.4 818.2 814.2 813.0 814.9 813.9 812.2 816.9 819.3 820.4 817.9 820.4 DAY 25 5 6 1 17 24 29 30 21 10 18 2 MIN. QFE PRESSURE IN HPA 802.1 802.4 802.2 799.3 806.0 803.3 803.8 804.3 808.6 808.9 808.8 798.4 798.4 DAY 7 26 28 3 20 19 24 16 10 21 12 21 MEAN QNH PRESSURE IN HPA 1017.9 1019.0 1017.0 1014.9 1016.6 1016.3 1016.9 1015.7 1021.1 1022.7 1022.7 1016.9 1018.1 MAX. QNH PRESSURE IN HPA 1026.5 1028.9 1027.5 1022.6 1021.2 1023.5 1022.3 1020.2 1025.9 1028.8 1030.1 1027.1 1030.1 DAY 25 5 6 1 17 24 29 30 21 10 18 2 MIN. QNH PRESSURE IN HPA 1008.1 1008.4 1008.2 1004.7 1012.8 1009.5 1010.1 1010.7 1015.9 1016.3 1016.1 1003.6 1003.6 DAY 7 26 28 3 20 19 24 16 10 21 12 21 MEAN QFF PRESSURE IN HPA 1023.5 1022.3 1014.1 1009.9 1006.8 1002.3 1000.9 999.4 1006.4 1012.5 1020.6 1021.5 1011.7 MAX. QFF PRESSURE IN HPA 1040.6 1035.8 1029.6 1019.2 1014.0 1011.0 1008.9 1008.0 1011.7 1017.8 1029.3 1034.7 1040.6 DAY 26 5 6 1 13 24 29 30 21 22 17 29 MIN. QFF PRESSURE IN HPA 1006.3 1006.4 1002.0 1003.2 999.1 994.0 993.3 992.4 1000.9 1006.9 1009.8 1005.7 992.4 DAY 7 26 26 3 19 19 24 16 10 13 11 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 810.0 810.9 809.6 807.6 809.3 809.1 809.6 808.9 812.9 814.2 814.1 809.4 810.5 MAX. QFE PRESSURE IN HPA 817.2 819.8 818.0 812.7 813.1 814.6 813.8 812.7 816.3 819.3 820.4 818.3 820.4 DAY 25 5 10 1 16 24 29 30 21 10 18 2 MIN. QFE PRESSURE IN HPA 801.6 802.2 803.0 798.5 806.2 803.1 805.3 804.5 809.0 809.7 808.2 799.5 798.5 DAY 7 26 28 3 19 19 24 16 10 29 12 20 MEAN QNH PRESSURE IN HPA 1017.6 1018.7 1017.1 1014.7 1016.7 1016.5 1017.1 1016.2 1021.1 1022.7 1022.5 1016.8 1018.1 MAX. QNH PRESSURE IN HPA 1026.3 1029.4 1027.2 1020.8 1021.3 1023.1 1022.2 1020.8 1025.2 1028.8 1030.1 1027.6 1030.1 DAY 25 5 10 1 16 24 29 30 21 10 18 2 MIN. QNH PRESSURE IN HPA 1007.5 1008.2 1009.2 1003.8 1013.0 1009.3 1011.9 1011.0 1016.4 1017.2 1015.4 1005.0 1003.8 DAY 7 26 28 3 19 19 24 16 10 29 12 20 MEAN QFF PRESSURE IN HPA 1022.6 1021.0 1013.3 1009.1 1006.5 1002.1 1000.4 999.3 1005.6 1011.4 1019.4 1020.7 1011.0 MAX. QFF PRESSURE IN HPA 1037.9 1036.6 1027.6 1015.0 1014.4 1010.3 1007.9 1008.1 1010.6 1017.3 1028.1 1033.6 1037.9 DAY 25 5 6 12 13 24 29 30 20 22 17 29 MIN. QFF PRESSURE IN HPA 1005.8 1005.4 1000.5 1002.4 999.5 993.7 994.3 992.7 1000.6 1005.5 1007.6 1005.7 992.7 DAY 7 26 26 28 28 19 24 16 5 13 11 20 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.9 -0.9 2.6 10.3 14.0 19.7 24.4 24.0 19.4 15.5 4.7 -0.6 11.0 MINIMUN AIR TEMPERATURE (C) -4.5 -4.9 -1.9 5.1 7.7 12.1 16.6 16.6 12.6 9.3 0.2 -3.9 5.4 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH MINIMUM TEMP. <=-4 18 17 7 0 0 0 0 0 0 0 5 16 63 DAYS WITH FREEZING MIN.<= 0 25 26 23 4 0 0 0 0 0 0 16 25 119 TEMPERATURE RECORDS LOWEST(C) -12.0 -12.5 -14.5 -3.5 0.4 5.0 11.8 13.0 6.6 5.0 -5.0 -13.5 -14.5 DAY 17 18 2 2 1 6 2 25 23 23 18 12 MAXIMUM AIR TEMPERATURE (C) 2.9 2.9 7.5 15.5 20.2 27.3 32.2 31.5 26.8 21.6 9.7 2.9 16.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 9 26 21 6 0 0 0 62 DAYS WITH MAXIMUM TEMP. <= 0 6 4 2 0 0 0 0 0 0 0 0 5 17 TEMPERATURE RECORDS HIGHEST(C) 11.0 10.0 15.2 23.6 25.0 32.5 36.2 36.0 32.0 25.4 18.0 10.6 36.2 DAY 12 9 25 6 16 23 13 12 6 11 5 18 DIF. BETWEEN (MAX.-MIN.) (C) 7.4 7.8 9.4 10.4 12.5 15.2 15.6 14.9 14.2 12.3 9.5 6.8 11.3 MEAN DAILY TEMP. (MDT) (C) -0.8 -1.0 2.8 10.3 14.0 19.7 24.4 24.0 19.7 15.4 5.0 -0.5 11.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 17.2 106.1 94.3 21.7 0.0 0.0 0.0 239.3 HEATING DEG. DAYS(BASE 18 0C) 583.3 531.9 471.4 231.7 124.5 16.5 0.0 0.0 17.0 79.5 391.4 572.6 3019.8 DEWPOINT (MEAN C) -5.7 -5.4 -3.6 0.3 1.1 4.0 6.7 6.7 0.9 0.3 -2.9 -4.3 -0.2 MIXING RATIO (G/KG) 3.15 3.27 3.79 5.03 5.41 6.50 7.90 7.79 5.25 4.94 3.96 3.59 5.05 VAPOUR PRESSURE (HPA) 4.08 4.21 4.89 6.49 6.98 8.35 10.11 10.02 6.79 6.41 5.14 4.66 6.51 SATURATION DEF. (HPA) 1.87 1.66 2.78 6.74 9.60 15.80 21.78 21.07 16.81 11.73 3.75 1.42 9.59 RELATIVE HUMIDITY (MEAN %) 73 73 66 56 45 39 36 36 33 39 61 77 53 RELATIVE HUMIDITY (MAX. %) 82 85 83 75 66 60 54 52 50 55 80 88 69 RELATIVE HUMIDITY (MIN. %) 61 59 46 37 27 20 20 22 18 24 44 65 37 RELATIVE HUMIDITY (MEAN% 03UTC) 75 74 75 65 57 55 53 48 48 52 72 80 63 RELATIVE HUMIDITY (MEAN% 09UTC) 72 70 57 46 32 27 26 26 23 30 52 73 45 RELATIVE HUMIDITY (MEAN% 15UTC) 72 71 64 49 38 26 24 28 25 32 59 74 47 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 34.9 44.9 90.2 74.9 21.4 4.2 0.0 7.1 0.0 8.6 66.6 89.1 441.9 DAYS WITH PRECIPITATION >=10 1 0 4 2 0 0 0 0 0 0 3 3 13 DAYS WITH PRECIPITATION >= 5 2 5 5 5 1 0 0 1 0 1 5 6 31 DAYS WITH PRECIPITATION >= 1 3 9 10 12 7 1 0 1 0 2 8 14 67 DAYS WITH PRECIPITATION 6 17 15 14 13 5 0 3 0 4 9 17 103 GREATEST DAILY PRECIPITATION 25.1 8.0 31.0 24.0 9.0 3.0 0.0 6.0 0.0 7.0 17.0 19.0 31.0 DAY 28 14 26 16 18 16 ** 21 ** 4 9 27 DAY WITH THUNDER STORM 0 0 4 5 11 3 1 3 1 5 1 0 34 DAYS WITH SNOW OR SLEET 8 15 6 1 0 0 0 0 0 0 4 12 46 DAYS WITH DUST 0 5 0 1 0 0 0 0 0 2 0 0 8 WIND DIRECTION (PREVAILING) 225 225 180 180 180 315 315 135 180 270 180 135 180 PREVAILING WIND SPEED(KNOTS) 17.2 16.9 13.5 14.8 12.3 10.3 9.2 12.3 10.3 13.4 12.0 10.1 11.9 PREVAILING WIND PERCENT 14.9 23.2 20.6 25.8 16.1 13.3 14.9 23.4 27.9 18.1 19.6 16.5 17.0 CALMS PERCENT OF WIND 58.9 37.1 20.2 20.0 34.3 40.0 30.6 28.6 21.7 37.9 40.4 45.2 34.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 213 212 221 214 223 275 172 138 180 233 210 191 209 VECTOR WIND MAGNITUDE(KNOTS) 3.7 5.7 5.6 6.9 2.5 2.3 0.6 4.4 4.0 5.8 3.8 3.2 3.6 WIND STEADINESES (MEAN %) 67.3 67.9 53.3 59.0 30.9 35.9 8.1 51.8 46.5 70.7 52.8 47.1 44.4 WIND SPEED (MEAN KNOTS) 5.5 8.4 10.5 11.7 8.1 6.4 7.4 8.5 8.6 8.2 7.2 6.8 8.1 FASTEST WIND DIRECTION 240 210 230 210 200 240 120 170 270 240 240 230 210 FASTEST WIND SPEED (KNOTS) 29 29 27 31 29 21 25 23 21 27 27 25 31 DAY 6 21 7 26 6 3 5 5 6 26 21 7 DAYS WITH SKY CLEAR (0-2)/8 10 8 6 4 15 24 30 28 30 17 11 9 192 DAYS WITH P.CLOUDY (3-6)/8 9 13 15 15 12 6 1 3 0 12 11 12 109 DAYS WITH CLOUDY (7-8)/8 12 7 10 11 4 0 0 0 0 2 8 10 64 DAYS WITH VISIBILITY =< 2 KM 4 7 5 1 1 0 0 0 0 0 4 5 27 DURATION OF SUNSHINE HOURS 160.5 150.6 199.4 184.8 301.4 357.2 361.1 365.2 325.4 257.1 187.0 135.1 2984.8 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.2 806.3 807.2 809.6 811.6 808.3 806.5 810.2 811.3 813.2 813.2 812.5 810.0 MAX. QFE PRESSURE IN HPA 818.2 813.5 816.5 816.7 816.8 812.6 813.3 813.7 817.3 819.8 821.6 820.8 821.6 DAY-HOUR 12- 6 12- 9 2- 6 8- 6 1- 6 6- 6 3- 6 8- 6 27- 6 15- 6 25- 6 11-15 MIN. QFE PRESSURE IN HPA 794.5 793.7 794.3 802.5 805.0 802.3 802.2 806.4 805.9 805.9 806.5 801.0 793.7 DAY-HOUR 28-12 19- 3 26- 9 20-15 7-15 30-12 1-12 27-15 6-15 27-12 9-12 6- 9 MEAN QNH PRESSURE IN HPA 1017.9 1013.2 1014.3 1017.1 1019.5 1015.5 1013.4 1017.9 1019.1 1021.4 1021.5 1020.5 1017.6 MAX. QNH PRESSURE IN HPA 1027.5 1021.8 1025.4 1025.7 1025.8 1020.7 1021.6 1022.0 1026.4 1029.4 1031.5 1030.6 1031.5 DAY-HOUR 12- 6 12- 9 2- 6 8- 6 1- 6 6- 6 3- 6 8- 6 27- 6 15- 6 25- 6 11-15 MIN. QNH PRESSURE IN HPA 998.9 998.0 998.7 1008.6 1011.6 1008.3 1008.2 1013.3 1012.7 1012.7 1013.4 1006.8 998.0 DAY-HOUR 28-12 19- 3 26- 9 20-15 7-15 30-12 1-12 27-15 6-15 27-12 9-12 6- 9 MEAN QFF PRESSURE IN HPA 1020.8 1015.8 1014.1 1010.6 1010.2 1001.8 996.1 1001.0 1005.8 1011.1 1019.7 1023.2 1010.8 MAX. QFF PRESSURE IN HPA 1034.2 1029.4 1036.2 1023.1 1023.6 1013.2 1004.9 1006.5 1019.0 1018.5 1032.0 1040.2 1040.2 DAY-HOUR 31- 6 28-18 2- 3 30-18 1- 6 6- 6 3- 6 4- 3 23- 3 23- 6 25- 6 11-18 MIN. QFF PRESSURE IN HPA 1000.8 1000.1 994.5 1000.8 1001.4 993.2 990.4 994.1 994.3 1000.6 1007.9 1006.1 990.4 DAY-HOUR 28-12 19- 3 26- 9 20-18 7-21 29-15 7-12 14-12 6-12 27-12 9- 0 6- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 810.1 806.1 807.0 809.2 811.6 808.5 806.6 810.3 811.4 813.0 813.1 812.3 809.9 MAX. QFE PRESSURE IN HPA 817.6 812.9 814.3 815.5 816.0 811.9 812.1 812.7 816.7 818.1 819.7 819.0 819.7 DAY 12 7 2 8 1 6 4 4 23 15 25 12 MIN. QFE PRESSURE IN HPA 800.2 794.7 797.6 803.0 805.9 804.5 802.7 807.6 807.8 806.3 807.1 805.0 794.7 DAY 29 19 13 21 29 30 1 1 7 29 20 19 MEAN QNH PRESSURE IN HPA 1017.7 1012.9 1013.9 1016.7 1019.5 1015.8 1013.5 1017.9 1019.2 1021.2 1021.3 1020.3 1017.5 MAX. QNH PRESSURE IN HPA 1026.7 1021.1 1022.8 1024.2 1024.8 1019.9 1020.1 1020.8 1025.7 1027.3 1029.3 1028.4 1029.3 DAY 12 7 2 8 1 6 4 4 23 15 25 12 MIN. QNH PRESSURE IN HPA 1005.8 999.2 1002.7 1009.2 1012.7 1011.0 1008.8 1014.7 1014.9 1013.1 1014.1 1011.6 999.2 DAY 29 19 13 21 29 30 1 1 7 29 20 19 MEAN QFF PRESSURE IN HPA 1020.1 1015.0 1013.4 1009.8 1010.3 1001.9 995.9 1000.5 1005.2 1010.2 1018.6 1022.5 1010.3 MAX. QFF PRESSURE IN HPA 1027.3 1024.6 1032.7 1019.9 1022.2 1010.6 1003.8 1005.1 1016.3 1017.0 1029.2 1037.7 1037.7 DAY 12 7 2 30 1 6 3 4 23 23 25 12 MIN. QFF PRESSURE IN HPA 1008.2 1001.6 998.7 1001.2 1002.6 994.8 992.3 996.2 997.8 1001.8 1007.9 1006.4 992.3 DAY 29 20 13 21 29 30 30 14 6 27 9 19 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 810.0 806.2 807.2 809.5 811.9 809.0 807.2 810.9 811.9 813.4 813.3 812.3 810.2 MAX. QFE PRESSURE IN HPA 817.5 812.8 815.4 814.6 816.1 812.5 812.6 813.4 816.9 818.4 820.0 818.7 820.0 DAY 12 7 2 8 1 6 3 4 23 15 25 12 MIN. QFE PRESSURE IN HPA 800.3 793.7 798.8 803.4 806.0 804.6 803.5 808.2 808.1 806.7 807.5 803.7 793.7 DAY 28 19 13 21 29 30 1 1 7 29 20 6 MEAN QNH PRESSURE IN HPA 1017.6 1013.0 1014.3 1017.0 1019.8 1016.4 1014.2 1018.7 1019.8 1021.6 1021.5 1020.3 1017.9 MAX. QNH PRESSURE IN HPA 1026.6 1021.0 1024.1 1023.1 1024.9 1020.6 1020.7 1021.7 1025.9 1027.7 1029.6 1028.1 1029.6 DAY 12 7 2 8 1 6 3 4 23 15 25 12 MIN. QNH PRESSURE IN HPA 1005.9 998.0 1004.1 1009.6 1012.8 1011.1 1009.8 1015.4 1015.3 1013.6 1014.6 1010.0 998.0 DAY 28 19 13 21 29 30 1 1 7 29 20 6 MEAN QFF PRESSURE IN HPA 1021.0 1016.2 1014.9 1011.1 1011.1 1002.9 997.3 1002.5 1007.4 1012.4 1020.8 1023.6 1011.8 MAX. QFF PRESSURE IN HPA 1028.5 1025.6 1036.2 1020.7 1022.5 1011.0 1004.9 1006.5 1019.0 1018.3 1031.8 1039.1 1039.1 DAY 12 7 2 29 1 6 3 4 23 23 23 12 MIN. QFF PRESSURE IN HPA 1008.3 1000.1 1000.2 1002.7 1003.3 995.3 993.3 996.9 1000.0 1002.6 1011.4 1007.9 993.3 DAY 15 19 26 21 29 30 8 15 7 27 9 19 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.9 806.9 808.0 810.1 812.3 809.1 807.3 811.3 812.4 814.2 814.0 813.2 810.8 MAX. QFE PRESSURE IN HPA 818.2 813.4 816.5 816.7 816.8 812.6 813.3 813.7 817.3 819.8 821.6 819.6 821.6 DAY 12 6 2 8 1 6 3 8 27 15 25 30 MIN. QFE PRESSURE IN HPA 799.5 794.5 796.3 804.3 807.0 804.5 803.7 809.0 808.2 807.2 808.4 802.3 794.5 DAY 28 19 26 20 29 30 1 14 7 27 9 6 MEAN QNH PRESSURE IN HPA 1018.7 1013.9 1015.2 1017.7 1020.3 1016.5 1014.4 1019.1 1020.4 1022.7 1022.5 1021.5 1018.6 MAX. QNH PRESSURE IN HPA 1027.5 1021.7 1025.4 1025.7 1025.8 1020.7 1021.6 1022.0 1026.4 1029.4 1031.5 1029.1 1031.5 DAY 12 6 2 8 1 6 3 8 27 15 25 30 MIN. QNH PRESSURE IN HPA 1005.0 998.9 1001.1 1010.7 1014.0 1011.0 1010.0 1016.4 1015.4 1014.2 1015.7 1008.3 998.9 DAY 28 19 26 20 29 30 1 14 7 27 9 6 MEAN QFF PRESSURE IN HPA 1022.1 1016.8 1015.5 1011.6 1011.3 1003.0 997.3 1002.5 1007.4 1012.4 1021.0 1024.4 1012.1 MAX. QFF PRESSURE IN HPA 1034.2 1027.0 1034.9 1022.7 1023.6 1013.2 1004.9 1006.5 1018.2 1018.5 1032.0 1038.3 1038.3 DAY 31 12 2 29 1 6 3 4 23 23 25 12 MIN. QFF PRESSURE IN HPA 1008.0 1000.7 997.9 1002.9 1003.7 996.0 992.9 997.7 999.6 1003.0 1012.5 1009.2 992.9 DAY 28 20 26 20 7 27 7 14 7 27 9 6 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 810.4 806.6 807.5 809.7 811.7 808.4 806.6 810.4 811.5 813.4 813.3 812.4 810.2 MAX. QFE PRESSURE IN HPA 817.5 813.5 816.5 816.3 816.1 812.0 812.8 813.2 816.3 819.3 820.7 819.2 820.7 DAY 12 12 2 8 1 6 3 11 26 15 25 11 MIN. QFE PRESSURE IN HPA 796.8 795.2 794.3 804.1 806.4 803.6 803.0 808.1 807.5 806.4 807.4 801.0 794.3 DAY 28 19 26 20 29 30 1 14 7 27 9 6 MEAN QNH PRESSURE IN HPA 1018.0 1013.5 1014.5 1017.3 1019.6 1015.6 1013.5 1018.1 1019.4 1021.7 1021.6 1020.5 1017.8 MAX. QNH PRESSURE IN HPA 1026.6 1021.8 1025.4 1025.2 1024.9 1020.0 1021.0 1021.4 1025.2 1028.8 1030.5 1028.7 1030.5 DAY 12 12 2 8 1 6 3 11 26 15 25 11 MIN. QNH PRESSURE IN HPA 1001.7 999.8 998.7 1010.5 1013.3 1009.9 1009.2 1015.3 1014.6 1013.3 1014.5 1006.8 998.7 DAY 28 19 26 20 29 30 1 14 7 27 9 6 MEAN QFF PRESSURE IN HPA 1020.6 1015.9 1013.8 1010.4 1009.8 1001.6 995.9 1000.7 1005.5 1010.6 1019.0 1022.8 1010.6 MAX. QFF PRESSURE IN HPA 1029.8 1027.1 1033.9 1021.3 1020.7 1012.8 1004.7 1004.7 1014.7 1016.5 1029.6 1037.1 1037.1 DAY 31 12 2 29 1 6 3 3 23 15 25 12 MIN. QFF PRESSURE IN HPA 1003.2 1000.7 994.5 1001.5 1003.6 994.8 991.2 995.3 996.9 1001.3 1010.0 1006.1 991.2 DAY 28 20 26 6 29 29 17 14 6 27 9 6 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 809.7 805.9 806.6 808.9 810.8 807.3 805.5 809.2 810.3 812.4 812.6 811.9 809.3 MAX. QFE PRESSURE IN HPA 816.5 812.9 815.7 815.3 815.1 811.2 811.5 811.9 815.4 818.2 820.2 819.8 820.2 DAY 12 6 2 8 1 6 3 11 26 15 25 11 MIN. QFE PRESSURE IN HPA 794.5 795.6 797.8 802.6 805.2 802.3 802.2 806.7 806.0 805.9 806.5 801.7 794.5 DAY 28 19 26 20 7 30 1 27 7 27 9 6 MEAN QNH PRESSURE IN HPA 1017.2 1012.6 1013.6 1016.3 1018.5 1014.4 1012.2 1016.6 1017.9 1020.5 1020.7 1019.9 1016.7 MAX. QNH PRESSURE IN HPA 1025.4 1021.1 1024.4 1024.0 1023.7 1019.0 1019.4 1019.9 1024.1 1027.5 1029.9 1029.4 1029.9 DAY 12 6 2 8 1 6 3 11 26 15 25 11 MIN. QNH PRESSURE IN HPA 998.9 1000.3 1002.9 1008.7 1011.8 1008.3 1008.2 1013.6 1012.8 1012.7 1013.4 1007.6 998.9 DAY 28 19 26 20 7 30 1 27 7 27 9 6 MEAN QFF PRESSURE IN HPA 1019.4 1014.6 1012.8 1009.5 1009.3 1000.5 994.5 999.1 1004.0 1009.6 1018.1 1022.0 1009.4 MAX. QFF PRESSURE IN HPA 1028.4 1025.6 1033.3 1020.5 1019.6 1011.7 1002.6 1004.0 1012.9 1015.6 1029.1 1036.2 1036.2 DAY 31 28 2 30 1 6 3 3 22 15 25 11 MIN. QFF PRESSURE IN HPA 1000.8 1000.7 1000.5 1001.3 1002.0 993.6 990.4 994.1 994.3 1000.6 1008.1 1006.9 990.4 DAY 28 19 12 20 7 30 7 14 6 27 9 6 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 810.1 806.2 806.8 809.1 810.8 807.2 805.4 809.2 810.2 812.6 813.1 812.5 809.4 MAX. QFE PRESSURE IN HPA 817.1 812.8 815.5 814.7 814.8 811.8 811.3 811.7 815.6 818.3 820.5 820.8 820.8 DAY 11 6 2 30 1 10 3 8 22 15 25 11 MIN. QFE PRESSURE IN HPA 796.0 796.6 797.7 802.5 805.0 802.3 802.3 806.4 805.9 806.6 807.7 803.8 796.0 DAY 28 19 26 20 7 30 1 27 6 27 19 6 MEAN QNH PRESSURE IN HPA 1017.8 1013.0 1013.8 1016.5 1018.6 1014.2 1012.0 1016.6 1017.9 1020.7 1021.3 1020.6 1016.9 MAX. QNH PRESSURE IN HPA 1026.1 1021.0 1024.2 1023.2 1023.4 1019.8 1019.2 1019.6 1024.3 1027.6 1030.2 1030.6 1030.6 DAY 11 6 2 30 1 10 3 8 22 15 25 11 MIN. QNH PRESSURE IN HPA 1000.7 1001.5 1002.8 1008.6 1011.6 1008.3 1008.3 1013.3 1012.7 1013.5 1014.8 1010.1 1000.7 DAY 28 19 26 20 7 30 1 27 6 27 19 6 MEAN QFF PRESSURE IN HPA 1021.1 1016.1 1014.2 1010.6 1009.8 1000.7 995.2 1000.3 1005.5 1011.6 1020.7 1023.9 1010.8 MAX. QFF PRESSURE IN HPA 1029.3 1027.9 1034.7 1020.4 1019.8 1011.2 1003.1 1004.8 1016.8 1017.4 1031.5 1039.6 1039.6 DAY 31 28 2 30 1 6 3 3 22 15 25 11 MIN. QFF PRESSURE IN HPA 1002.7 1001.7 1001.3 1001.6 1002.6 993.2 990.7 994.5 995.7 1003.2 1011.0 1010.3 990.7 DAY 28 19 26 20 7 29 7 14 6 27 9 6 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 810.5 806.6 807.5 810.2 811.9 808.3 806.7 810.4 811.3 813.4 813.4 812.7 810.2 MAX. QFE PRESSURE IN HPA 817.4 813.3 815.7 816.6 815.8 811.7 812.4 813.3 817.1 818.7 820.5 820.8 820.8 DAY 11 6 2 7 1 6 3 8 22 15 25 11 MIN. QFE PRESSURE IN HPA 798.0 797.8 798.0 802.8 805.4 803.4 804.0 808.3 807.3 807.3 807.6 805.2 797.8 DAY 28 19 26 20 7 30 25 27 6 28 19 6 MEAN QNH PRESSURE IN HPA 1018.2 1013.5 1014.6 1017.8 1019.9 1015.6 1013.6 1018.1 1019.2 1021.6 1021.7 1020.9 1017.9 MAX. QNH PRESSURE IN HPA 1026.5 1021.6 1024.4 1025.5 1024.6 1019.6 1020.5 1021.6 1026.1 1028.1 1030.2 1030.6 1030.6 DAY 11 6 2 7 1 6 3 8 22 15 25 11 MIN. QNH PRESSURE IN HPA 1003.1 1002.9 1003.1 1008.9 1012.1 1009.6 1010.4 1015.5 1014.3 1014.3 1014.7 1011.8 1002.9 DAY 28 19 26 20 7 30 25 27 6 28 19 6 MEAN QFF PRESSURE IN HPA 1021.5 1016.3 1014.7 1011.6 1010.8 1002.0 996.5 1001.5 1006.3 1011.6 1020.3 1023.9 1011.4 MAX. QFF PRESSURE IN HPA 1031.4 1029.4 1032.5 1023.1 1021.5 1012.3 1004.4 1005.5 1017.8 1016.9 1030.1 1040.2 1040.2 DAY 31 28 1 30 1 6 3 3 22 15 24 11 MIN. QFF PRESSURE IN HPA 1005.4 1002.9 1002.0 1000.8 1001.9 994.7 992.6 997.4 997.6 1004.3 1012.4 1012.1 992.6 DAY 28 19 12 20 7 29 7 15 6 28 19 18 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 810.3 806.4 807.3 810.0 811.8 808.4 806.9 810.5 811.5 813.3 813.3 812.5 810.2 MAX. QFE PRESSURE IN HPA 817.5 813.0 815.1 816.6 815.6 812.0 812.4 813.2 817.1 818.4 820.1 819.4 820.1 DAY 11 6 2 30 1 5 3 8 22 15 25 11 MIN. QFE PRESSURE IN HPA 799.2 796.0 798.0 803.5 805.1 803.4 804.0 808.6 808.2 806.6 807.5 805.3 796.0 DAY 28 18 26 20 7 30 25 24 7 28 19 6 MEAN QNH PRESSURE IN HPA 1017.9 1013.3 1014.4 1017.5 1019.8 1015.7 1013.9 1018.2 1019.4 1021.5 1021.5 1020.6 1017.8 MAX. QNH PRESSURE IN HPA 1026.6 1021.2 1023.7 1025.5 1024.3 1020.0 1020.5 1021.4 1026.1 1027.7 1029.7 1028.9 1029.7 DAY 11 6 2 30 1 5 3 8 22 15 25 11 MIN. QNH PRESSURE IN HPA 1004.6 1000.7 1003.1 1009.8 1011.7 1009.6 1010.4 1015.9 1015.4 1013.5 1014.6 1011.9 1000.7 DAY 28 18 26 20 7 30 25 24 7 28 19 6 MEAN QFF PRESSURE IN HPA 1020.5 1015.8 1013.5 1010.7 1009.8 1001.6 996.3 1000.8 1005.5 1010.6 1019.1 1023.0 1010.6 MAX. QFF PRESSURE IN HPA 1027.8 1027.3 1032.3 1022.7 1019.5 1011.0 1004.2 1004.3 1016.8 1016.3 1028.7 1038.6 1038.6 DAY 11 28 1 30 1 5 3 2 22 22 22 11 MIN. QFF PRESSURE IN HPA 1007.1 1003.1 1001.3 1001.8 1001.4 994.7 992.7 996.4 998.6 1002.9 1009.1 1007.1 992.7 DAY 28 19 12 20 7 29 7 14 6 28 8 18 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1994-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -2.4 -0.8 4.4 10.9 16.1 21.7 24.7 25.7 20.5 14.0 6.1 1.0 11.8 MINIMUN AIR TEMPERATURE (C) -6.3 -5.0 -0.7 5.0 9.1 13.4 16.5 17.5 12.8 7.8 1.5 -2.7 5.7 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.0 0.1 0.3 2.3 3.5 0.2 0.0 0.0 0.0 6.4 DAYS WITH MINIMUM TEMP. <=-4 20.8 15.1 5.3 0.5 0.0 0.0 0.0 0.0 0.0 0.0 2.2 10.6 54.5 DAYS WITH FREEZING MIN.<= 0 28.3 26.1 18.3 2.5 0.0 0.0 0.0 0.0 0.0 0.1 9.9 23.3 108.5 TEMPERATURE RECORDS LOWEST(C) -20.0 -18.6 -14.5 -5.6 0.4 4.2 9.4 11.5 4.2 -1.0 -10.8 -16.4 -20.0 YEAR-DAY 98-11 98-22 3- 2 97-11 3- 1 94-29 99-13 2-30 97-15 1-27 1-20 94- 7 98-11 MAXIMUM AIR TEMPERATURE (C) 1.2 3.0 8.7 15.6 21.1 27.2 30.7 31.8 26.3 19.1 10.4 4.6 16.6 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.0 0.0 0.0 0.2 6.3 20.0 25.5 3.1 0.0 0.0 0.0 55.1 DAYS WITH MAXIMUM TEMP. <= 0 13.0 5.8 0.9 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 4.9 25.0 TEMPERATURE RECORDS HIGHEST(C) 12.4 12.6 20.8 26.0 30.6 35.5 37.0 36.2 33.6 27.6 20.0 18.6 37.0 YEAR-DAY 0- 1 99-26 1-31 97-27 99-30 1-23 97-29 97-17 98- 1 2- 1 1- 5 98-10 97-29 DIF. BETWEEN (MAX.-MIN.) (C) 7.5 8.0 9.4 10.6 12.0 13.8 14.2 14.3 13.5 11.3 8.9 7.3 10.9 MEAN DAILY TEMP. (MDT) (C) -2.6 -1.0 4.0 10.3 15.1 20.3 23.6 24.6 19.5 13.4 5.9 1.0 11.2 STANDARD DEVIATION OF MDT(C) 1.75 2.07 2.34 1.50 1.15 1.43 0.73 0.73 1.28 1.58 1.40 2.66 1.55 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.9 29.8 87.7 115.0 15.9 0.1 0.0 0.0 249.4 HEATING DEG. DAYS(BASE 18 0C) 637.4 536.7 432.3 232.0 99.9 15.0 0.4 0.0 18.8 144.4 361.7 528.5 3007.1 DEWPOINT (MEAN C) -7.3 -6.2 -4.1 -1.0 1.8 2.4 5.9 3.6 -0.5 -1.0 -2.8 -5.5 -1.2 MIXING RATIO (G/KG) 2.86 3.11 3.66 4.63 5.65 5.92 7.50 6.46 4.84 4.59 4.04 3.30 4.71 VAPOUR PRESSURE (HPA) 3.70 4.02 4.72 5.97 7.28 7.61 9.61 8.31 6.26 5.95 5.23 4.28 6.08 SATURATION DEF. (HPA) 1.72 2.02 4.11 7.74 11.82 19.54 22.95 26.18 18.93 10.73 4.62 2.68 11.09 RELATIVE HUMIDITY (MEAN %) 72 69 59 49 43 32 34 28 29 41 57 66 48 RELATIVE HUMIDITY (MAX. %) 83 81 76 69 62 50 52 44 46 58 73 79 64 RELATIVE HUMIDITY (MIN. %) 61 57 44 34 28 20 21 17 17 27 42 53 35 RELATIVE HUMIDITY (MEAN% 03UTC) 77 76 71 64 58 48 50 43 45 56 68 73 61 RELATIVE HUMIDITY (MEAN% 09UTC) 70 66 53 41 34 25 26 21 22 34 51 61 42 RELATIVE HUMIDITY (MEAN% 15UTC) 71 67 55 43 38 26 27 22 22 38 56 65 44 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 37.8 45.4 69.3 69.0 39.3 9.3 8.4 3.4 3.2 17.5 53.3 41.6 397.5 DAYS WITH PRECIPITATION >=10 1.1 1.3 2.3 2.2 1.1 0.3 0.1 0.2 0.0 0.3 1.5 1.6 12.0 DAYS WITH PRECIPITATION >= 5 1.9 3.1 4.2 4.0 2.9 0.7 0.7 0.3 0.2 1.3 3.7 2.9 25.9 DAYS WITH PRECIPITATION >= 1 6.9 7.0 8.8 8.9 6.9 1.7 1.8 0.5 0.8 3.6 5.4 6.7 59.0 DAYS WITH PRECIPITATION 9.8 11.8 12.9 13.4 11.5 3.8 3.4 1.5 2.2 6.1 8.2 11.0 95.6 GREATEST DAILY PRECIPITATION 26.0 49.0 52.0 42.0 31.0 20.0 15.0 11.0 9.0 13.0 65.0 19.3 65.0 YEAR-DAY 97-16 94- 1 98-18 96-13 95- 7 95- 3 99-16 99-18 0-30 97-21 94- 6 2- 9 94 DAY WITH THUNDER STORM 0.1 0.2 1.3 3.7 6.1 2.1 3.1 1.4 1.1 1.7 0.8 0.2 21.8 DAYS WITH SNOW OR SLEET 7.6 8.1 6.3 1.1 0.0 0.0 0.0 0.0 0.0 0.0 2.2 7.4 32.7 DAYS WITH DUST 0.1 1.2 0.3 0.5 0.8 0.4 0.9 0.1 0.5 0.5 0.0 0.0 5.3 WIND DIRECTION (PREVAILING) 180 225 225 225 225 225 135 135 180 225 180 180 225 PREVAILING WIND SPEED(KNOTS) 11.9 15.9 14.0 15.3 14.3 13.3 12.2 13.1 10.2 12.7 10.3 11.0 13.9 PREVAILING WIND PERCENT 12.0 14.9 19.3 21.8 15.9 11.9 20.7 25.1 15.5 16.0 13.8 16.5 13.1 CALMS PERCENT OF WIND 53.6 42.5 28.5 22.3 26.8 26.6 24.1 23.0 31.1 36.7 43.3 43.2 33.5 NO. OF WIND OBSERVATION 175.7 157.8 173.6 175.1 182.9 177.0 182.9 182.9 177.0 182.9 177.0 182.9 2127.7 VECTOR WIND DIRECTION (MEAN) 200 220 226 236 239 224 121 149 204 227 210 197 208 VECTOR WIND MAGNITUDE(KNOTS) 2.9 3.7 4.9 5.7 3.9 1.9 3.3 4.4 2.8 3.4 2.7 3.7 3.0 WIND STEADINESES (MEAN %) 54.7 53.6 57.0 57.6 45.3 21.8 37.1 46.3 37.3 50.0 44.3 58.7 38.5 WIND SPEED (MEAN KNOTS) 5.3 6.9 8.6 9.9 8.6 8.7 8.9 9.5 7.5 6.8 6.1 6.3 7.8 FASTEST WIND DIRECTION 210 240 180 210 240 210 120 240 270 240 210 240 210 FASTEST WIND SPEED (KNOTS) 31 35 33 39 31 37 29 29 37 29 31 31 39 YEAR-DAY 0-19 98-14 94- 7 2- 3 97- 4 96-27 94-18 1-10 95-20 99-12 94-28 94-14 2 DAYS WITH SKY CLEAR (0-2)/8 12.4 12.6 11.5 7.5 15.1 24.0 26.0 26.9 26.8 19.3 13.1 9.1 204.3 DAYS WITH P.CLOUDY (3-6)/8 10.2 9.4 11.5 14.8 13.3 5.9 4.8 4.1 2.8 9.4 11.7 13.3 111.2 DAYS WITH CLOUDY (7-8)/8 8.3 6.2 8.0 7.7 2.6 0.1 0.2 0.0 0.4 2.3 5.2 8.6 49.6 DAYS WITH VISIBILITY =< 2 KM 6.7 3.9 2.5 1.1 0.8 0.2 0.0 0.0 0.0 0.1 1.4 4.2 20.9 DURATION OF SUNSHINE HOURS 150.8 184.9 215.1 233.7 309.4 351.4 356.8 350.8 315.9 256.9 187.1 145.9 3058.7 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1994-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 809.3 808.1 807.5 808.9 810.0 808.1 807.2 808.9 811.0 813.1 812.4 811.4 809.7 MAX. QFE PRESSURE IN HPA 819.4 820.3 819.4 819.3 818.0 815.5 815.5 817.3 820.5 821.3 821.7 820.8 821.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 99-19 94-23 95-25 96-18 3-11 96-18 MIN. QFE PRESSURE IN HPA 794.5 793.7 794.3 797.8 801.0 798.9 800.6 802.0 802.4 805.2 796.1 795.6 793.7 YEAR-DAY 3-28 3-19 3-26 2- 3 97- 4 99-24 95-16 94- 1 96-21 96-27 1-18 2-21 3-19 MEAN QNH PRESSURE IN HPA 1016.8 1015.3 1014.5 1016.3 1017.5 1015.3 1014.2 1016.3 1018.8 1021.3 1020.5 1019.2 1017.2 MAX. QNH PRESSURE IN HPA 1028.9 1030.0 1028.9 1028.8 1027.2 1024.2 1024.2 1026.4 1030.2 1031.2 1031.7 1030.6 1031.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 99-19 94-23 95-25 96-18 3-11 96-18 MIN. QNH PRESSURE IN HPA 998.9 998.0 998.7 1002.9 1006.8 1004.2 1006.3 1008.0 1008.4 1011.8 1000.9 1000.3 998.0 YEAR-DAY 3-28 3-19 3-26 2- 3 97- 4 99-24 95-16 94- 1 96-21 96-27 1-18 2-21 3-19 MEAN QFF PRESSURE IN HPA 1021.8 1018.7 1013.8 1009.2 1006.9 1000.9 998.3 1000.0 1005.7 1011.6 1018.9 1021.1 1010.6 MAX. QFF PRESSURE IN HPA 1040.6 1037.8 1036.2 1023.1 1023.6 1013.2 1008.9 1009.0 1019.0 1021.5 1033.1 1040.2 1040.6 YEAR-DAY 2-26 2- 6 3- 2 3-30 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-11 2-26 MIN. QFF PRESSURE IN HPA 1000.8 1000.1 994.5 999.0 992.6 988.9 988.7 990.6 994.3 1000.6 997.1 999.7 988.7 YEAR-DAY 3-28 3-19 3-26 1-12 1-29 1-17 1- 9 2- 7 3- 6 3-27 1-18 2-21 1- 9 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 810.1 808.4 808.1 808.1 809.4 808.1 807.8 809.5 811.7 813.1 812.9 811.1 809.9 MAX. QFE PRESSURE IN HPA 817.6 819.7 818.0 815.5 816.0 814.0 813.5 812.8 816.7 819.0 820.3 819.0 820.3 YEAR-DAY 3-12 2- 6 2-11 3- 8 3- 1 2-25 2-29 1- 5 3-23 2-10 2-18 3-12 2-18 MIN. QFE PRESSURE IN HPA 800.2 794.7 797.6 798.1 801.7 801.4 802.7 804.7 807.3 806.3 800.2 798.6 794.7 YEAR-DAY 3-29 3-19 3-13 2- 4 1- 9 1-18 3- 1 2-17 1- 6 3-29 1-18 2-21 3-19 MEAN QNH PRESSURE IN HPA 1017.7 1015.6 1015.3 1015.3 1016.9 1015.3 1014.9 1017.0 1019.6 1021.3 1021.1 1018.9 1017.4 MAX. QNH PRESSURE IN HPA 1026.7 1029.3 1027.2 1024.2 1024.8 1022.4 1021.8 1021.0 1025.7 1028.4 1030.0 1028.4 1030.0 YEAR-DAY 3-12 2- 6 2-11 3- 8 3- 1 2-25 2-29 1- 5 3-23 2-10 2-18 3-12 2-18 MIN. QNH PRESSURE IN HPA 1005.8 999.2 1002.7 1003.3 1007.6 1007.2 1008.8 1011.2 1014.3 1013.1 1005.8 1003.9 999.2 YEAR-DAY 3-29 3-19 3-13 2- 4 1- 9 1-18 3- 1 2-17 1- 6 3-29 1-18 2-21 3-19 MEAN QFF PRESSURE IN HPA 1021.0 1017.9 1013.1 1008.6 1006.9 1001.0 998.1 999.7 1005.0 1010.8 1017.8 1020.5 1010.0 MAX. QFF PRESSURE IN HPA 1038.6 1034.8 1032.7 1019.9 1022.2 1010.6 1007.2 1007.6 1016.3 1017.5 1031.4 1037.7 1038.6 YEAR-DAY 2-26 2- 6 3- 2 3-30 3- 1 3- 6 2-29 1-12 3-23 1-28 1-20 3-12 2-26 MIN. QFF PRESSURE IN HPA 1005.7 1001.6 998.7 1000.3 992.9 991.4 990.8 993.8 997.8 1001.8 1001.8 1003.9 990.8 YEAR-DAY 2- 8 3-20 3-13 1-26 1-30 1-18 1-10 2-16 3- 6 3-27 1-18 2-21 1-10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 809.2 807.9 807.5 809.1 810.2 808.7 807.8 809.5 811.4 813.2 812.4 811.2 809.9 MAX. QFE PRESSURE IN HPA 818.6 820.2 818.5 818.8 817.0 815.5 814.6 815.4 819.6 820.2 820.8 818.7 820.8 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 96- 4 99-20 94-23 95-25 96-18 3-12 96-18 MIN. QFE PRESSURE IN HPA 795.8 793.7 797.2 798.2 801.9 800.6 802.8 803.2 802.8 805.2 799.4 796.8 793.7 YEAR-DAY 0-21 3-19 1-25 2- 4 1- 9 99-25 98- 5 0-31 96-22 96-27 1-18 94- 4 3-19 MEAN QNH PRESSURE IN HPA 1016.6 1015.1 1014.6 1016.5 1017.9 1016.0 1015.0 1017.0 1019.3 1021.5 1020.5 1019.1 1017.4 MAX. QNH PRESSURE IN HPA 1027.9 1029.9 1027.8 1028.2 1026.0 1024.2 1023.1 1024.1 1029.1 1029.9 1030.6 1028.1 1030.6 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 96- 4 99-20 94-23 95-25 96-18 3-12 96-18 MIN. QNH PRESSURE IN HPA 1000.5 998.0 1002.2 1003.4 1007.8 1006.3 1008.9 1009.4 1008.9 1011.8 1004.8 1001.7 998.0 YEAR-DAY 0-21 3-19 1-25 2- 4 1- 9 99-25 98- 5 0-31 96-22 96-27 1-18 94- 4 3-19 MEAN QFF PRESSURE IN HPA 1021.6 1018.8 1014.1 1010.8 1008.3 1002.1 998.9 1000.4 1006.8 1013.9 1018.8 1021.3 1011.3 MAX. QFF PRESSURE IN HPA 1040.5 1037.8 1036.2 1025.6 1022.5 1012.9 1008.7 1013.5 1019.7 1027.3 1033.9 1039.7 1040.5 YEAR-DAY 2-26 2- 6 3- 2 96- 4 3- 1 0-13 2-29 99-20 94-23 95-25 96-18 99- 5 2-26 MIN. QFF PRESSURE IN HPA 1001.3 998.0 998.2 1000.0 994.8 989.1 989.7 990.2 996.5 1002.6 1001.5 1002.1 989.1 YEAR-DAY 0-21 1-21 1-25 96-13 1-30 99-25 94-31 94- 1 0- 1 3-27 1-18 2-21 99-25 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1994-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 810.0 808.8 808.3 809.7 810.7 809.0 808.1 810.0 812.1 814.1 813.3 812.1 810.5 MAX. QFE PRESSURE IN HPA 819.4 820.3 819.4 819.3 818.0 815.3 815.5 816.1 820.5 821.3 821.7 819.6 821.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-30 96-18 MIN. QFE PRESSURE IN HPA 797.2 794.4 796.3 799.2 802.2 801.0 803.0 803.8 804.8 805.7 799.5 797.4 794.4 YEAR-DAY 98-13 1-21 3-26 2- 4 1- 9 99-25 98- 5 94- 2 96-21 96-27 1-18 2-21 1-21 MEAN QNH PRESSURE IN HPA 1017.6 1016.2 1015.5 1017.2 1018.5 1016.4 1015.3 1017.6 1020.1 1022.5 1021.5 1020.1 1018.2 MAX. QNH PRESSURE IN HPA 1028.9 1030.0 1028.9 1028.8 1027.2 1024.0 1024.2 1024.9 1030.2 1031.2 1031.7 1029.1 1031.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-30 96-18 MIN. QNH PRESSURE IN HPA 1002.2 998.8 1001.1 1004.6 1008.2 1006.8 1009.2 1010.1 1011.3 1012.4 1005.0 1002.4 998.8 YEAR-DAY 98-13 1-21 3-26 2- 4 1- 9 99-25 98- 5 94- 2 96-21 96-27 1-18 2-21 1-21 MEAN QFF PRESSURE IN HPA 1023.0 1020.0 1015.3 1010.2 1007.9 1002.1 999.7 1001.6 1007.2 1013.0 1020.3 1022.4 1011.9 MAX. QFF PRESSURE IN HPA 1040.6 1035.5 1034.9 1022.7 1023.6 1013.2 1008.7 1009.0 1018.2 1021.5 1033.1 1038.3 1040.6 YEAR-DAY 2-26 2- 6 3- 2 3-29 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-12 2-26 MIN. QFF PRESSURE IN HPA 1008.0 1000.7 997.9 1002.0 995.6 992.4 991.4 993.9 999.6 1003.0 1002.4 1003.0 991.4 YEAR-DAY 3-28 3-20 3-26 1-26 1-30 1- 6 1- 9 2- 7 3- 7 3-27 1-18 2-21 1- 9 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 809.6 808.5 807.8 809.2 810.2 808.4 807.4 809.2 811.3 813.3 812.6 811.5 809.9 MAX. QFE PRESSURE IN HPA 818.6 820.2 818.8 819.1 817.3 814.4 815.1 815.3 819.8 820.7 820.9 819.2 820.9 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-11 96-18 MIN. QFE PRESSURE IN HPA 796.8 794.2 794.3 798.3 801.9 800.5 802.0 803.5 803.9 805.2 798.1 795.9 794.2 YEAR-DAY 0-21 1-21 3-26 2- 3 99-20 99-25 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 MEAN QNH PRESSURE IN HPA 1017.1 1015.8 1014.9 1016.6 1017.9 1015.6 1014.5 1016.7 1019.2 1021.6 1020.7 1019.4 1017.5 MAX. QNH PRESSURE IN HPA 1027.9 1029.9 1028.2 1028.5 1026.4 1022.9 1023.7 1024.0 1029.4 1030.5 1030.7 1028.7 1030.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-11 96-18 MIN. QNH PRESSURE IN HPA 1001.7 998.6 998.7 1003.5 1007.8 1006.2 1008.0 1009.8 1010.2 1011.8 1003.3 1000.6 998.6 YEAR-DAY 0-21 1-21 3-26 2- 3 99-20 99-25 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 MEAN QFF PRESSURE IN HPA 1021.7 1018.8 1013.6 1008.9 1006.8 1000.7 998.1 999.9 1005.4 1011.1 1018.4 1020.8 1010.3 MAX. QFF PRESSURE IN HPA 1037.9 1035.6 1033.9 1021.3 1020.7 1012.8 1007.3 1006.9 1014.7 1019.0 1032.2 1037.1 1037.9 YEAR-DAY 2-26 2- 6 3- 2 3-29 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-12 2-26 MIN. QFF PRESSURE IN HPA 1003.2 1000.7 994.5 999.7 994.3 990.6 989.3 992.7 996.9 1001.3 1000.3 1000.7 989.3 YEAR-DAY 3-28 3-20 3-26 1-12 1-29 1-17 1-10 2- 7 3- 6 3-27 1-18 2-21 1-10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 808.8 807.6 806.8 808.3 809.3 807.4 806.4 808.0 810.2 812.4 811.7 810.8 809.0 MAX. QFE PRESSURE IN HPA 817.6 818.6 817.3 818.0 816.4 813.5 814.6 814.3 818.7 819.9 820.2 819.8 820.2 YEAR-DAY 95- 7 2- 6 2-10 98-12 98- 8 98-16 0-30 96-29 94-23 95-25 3-25 3-11 3-25 MIN. QFE PRESSURE IN HPA 794.5 794.2 796.4 797.8 801.0 800.1 801.1 802.1 802.8 805.2 796.1 795.6 794.2 YEAR-DAY 3-28 1-21 97-29 2- 3 97- 4 1-17 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 MEAN QNH PRESSURE IN HPA 1016.2 1014.7 1013.7 1015.6 1016.8 1014.5 1013.2 1015.2 1017.8 1020.4 1019.7 1018.5 1016.4 MAX. QNH PRESSURE IN HPA 1026.7 1027.9 1026.4 1027.2 1025.3 1021.8 1023.1 1022.8 1028.1 1029.5 1029.9 1029.4 1029.9 YEAR-DAY 95- 7 2- 6 2-10 98-12 98- 8 98-16 0-30 96-29 94-23 95-25 3-25 3-11 3-25 MIN. QNH PRESSURE IN HPA 998.9 998.6 1001.2 1002.9 1006.8 1005.7 1006.9 1008.1 1008.9 1011.8 1000.9 1000.3 998.6 YEAR-DAY 3-28 1-21 97-29 2- 3 97- 4 1-17 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 MEAN QFF PRESSURE IN HPA 1020.5 1017.6 1012.3 1007.9 1006.0 999.7 996.7 998.4 1004.1 1010.1 1017.3 1019.9 1009.2 MAX. QFF PRESSURE IN HPA 1036.4 1034.1 1033.3 1020.5 1019.6 1011.7 1006.2 1006.0 1012.9 1017.3 1030.2 1036.2 1036.4 YEAR-DAY 2-26 2- 5 3- 2 3-30 3- 1 3- 6 2-29 1-11 3-22 1-27 1-20 3-11 2-26 MIN. QFF PRESSURE IN HPA 1000.8 1000.7 1000.5 999.0 992.6 988.9 988.7 990.6 994.3 1000.6 997.1 999.7 988.7 YEAR-DAY 3-28 3-19 3-12 1-12 1-29 1-17 1- 9 2- 7 3- 6 3-27 1-18 2-21 1- 9 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1994-2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 809.2 807.8 807.0 808.3 809.3 807.2 806.2 807.8 810.1 812.6 812.2 811.2 809.1 MAX. QFE PRESSURE IN HPA 818.0 818.6 817.5 817.1 815.9 814.1 814.1 817.3 818.8 820.3 820.5 820.8 820.8 YEAR-DAY 95- 6 2- 5 2- 6 98-11 98- 8 98-16 0-30 99-19 94-23 95-26 3-25 3-11 3-11 MIN. QFE PRESSURE IN HPA 796.0 795.5 796.9 797.8 801.0 798.9 800.6 802.0 802.4 806.2 798.9 796.9 795.5 YEAR-DAY 3-28 99-20 1-25 2- 3 1-29 99-24 95-16 94- 1 96-21 99-31 1-18 94- 3 99-20 MEAN QNH PRESSURE IN HPA 1016.6 1015.0 1014.0 1015.6 1016.7 1014.2 1013.0 1015.0 1017.8 1020.7 1020.2 1019.1 1016.5 MAX. QNH PRESSURE IN HPA 1027.2 1027.9 1026.6 1026.1 1024.7 1022.5 1022.5 1026.4 1028.2 1030.0 1030.2 1030.6 1030.6 YEAR-DAY 95- 6 2- 5 2- 6 98-11 98- 8 98-16 0-30 99-19 94-23 95-26 3-25 3-11 3-11 MIN. QNH PRESSURE IN HPA 1000.7 1000.1 1001.8 1002.9 1006.8 1004.2 1006.3 1008.0 1008.4 1013.0 1004.2 1001.8 1000.1 YEAR-DAY 3-28 99-20 1-25 2- 3 1-29 99-24 95-16 94- 1 96-21 99-31 1-18 94- 3 99-20 MEAN QFF PRESSURE IN HPA 1021.6 1018.6 1013.3 1009.8 1007.0 1000.3 996.9 998.4 1005.4 1013.3 1018.6 1021.2 1010.4 MAX. QFF PRESSURE IN HPA 1040.6 1039.3 1034.7 1025.9 1019.8 1013.1 1006.9 1014.7 1018.6 1026.9 1033.0 1039.6 1040.6 YEAR-DAY 2-26 98-22 3- 2 96- 4 3- 1 95- 7 2-29 99-19 94-22 95-26 96-18 3-11 2-26 MIN. QFF PRESSURE IN HPA 1002.7 998.4 998.2 999.7 992.7 986.4 986.8 988.2 995.7 1003.1 1003.0 1000.1 986.4 YEAR-DAY 3-28 99-20 1-25 97- 9 1-29 99-24 95-16 94- 1 3- 6 98- 1 1-18 94- 3 99-24 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 810.4 808.9 808.5 808.7 809.6 808.1 807.8 809.4 811.7 813.3 813.3 811.4 810.1 MAX. QFE PRESSURE IN HPA 817.4 819.4 818.2 816.6 815.8 814.9 813.9 813.3 817.1 819.3 820.5 820.8 820.8 YEAR-DAY 2-25 2- 5 2- 6 3- 7 3- 1 2-24 2-29 3- 8 3-22 2-10 3-25 3-11 3-11 MIN. QFE PRESSURE IN HPA 798.0 797.8 798.0 799.3 801.7 800.8 802.0 804.3 806.6 807.3 801.2 798.4 797.8 YEAR-DAY 3-28 3-19 3-26 2- 3 1-29 1-17 1-10 2-16 1- 5 3-28 1-18 2-21 3-19 MEAN QNH PRESSURE IN HPA 1018.0 1016.2 1015.8 1016.0 1017.1 1015.3 1015.0 1016.9 1019.7 1021.6 1021.5 1019.3 1017.7 MAX. QNH PRESSURE IN HPA 1026.5 1028.9 1027.5 1025.5 1024.6 1023.5 1022.3 1021.6 1026.1 1028.8 1030.2 1030.6 1030.6 YEAR-DAY 2-25 2- 5 2- 6 3- 7 3- 1 2-24 2-29 3- 8 3-22 2-10 3-25 3-11 3-11 MIN. QNH PRESSURE IN HPA 1003.1 1002.9 1003.1 1004.7 1007.6 1006.5 1008.0 1010.7 1013.5 1014.3 1007.0 1003.6 1002.9 YEAR-DAY 3-28 3-19 3-26 2- 3 1-29 1-17 1-10 2-16 1- 5 3-28 1-18 2-21 3-19 MEAN QFF PRESSURE IN HPA 1022.5 1019.3 1014.4 1009.9 1007.2 1001.2 998.8 1000.3 1006.1 1012.2 1019.6 1021.8 1011.1 MAX. QFF PRESSURE IN HPA 1040.6 1035.8 1032.5 1023.1 1021.5 1012.3 1008.9 1009.0 1017.8 1020.1 1030.8 1040.2 1040.6 YEAR-DAY 2-26 2- 5 3- 1 3-30 3- 1 3- 6 2-29 1-11 3-22 1-27 1-19 3-11 2-26 MIN. QFF PRESSURE IN HPA 1005.4 1002.9 1002.0 1000.8 992.6 990.2 989.5 992.4 997.5 1004.3 1003.8 1005.7 989.5 YEAR-DAY 3-28 3-19 2-26 3-20 1-29 1-17 1-10 2-16 1- 5 3-28 1-17 2-21 1-10 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 810.1 808.6 808.4 808.6 809.6 808.3 808.0 809.7 811.8 813.3 813.1 811.3 810.1 MAX. QFE PRESSURE IN HPA 817.5 819.8 818.0 816.6 815.6 814.6 813.8 813.2 817.1 819.3 820.4 819.4 820.4 YEAR-DAY 3-11 2- 5 2-10 3-30 3- 1 2-24 2-29 3- 8 3-22 2-10 2-18 3-11 2-18 MIN. QFE PRESSURE IN HPA 799.2 796.0 798.0 798.5 801.8 801.0 803.2 804.5 806.6 806.6 801.1 799.5 796.0 YEAR-DAY 3-28 3-18 3-26 2- 3 1-29 1-17 1-17 2-16 1- 5 3-28 1-17 2-20 3-18 MEAN QNH PRESSURE IN HPA 1017.8 1016.0 1015.7 1015.9 1017.1 1015.5 1015.2 1017.2 1019.7 1021.5 1021.3 1019.2 1017.7 MAX. QNH PRESSURE IN HPA 1026.6 1029.4 1027.2 1025.5 1024.3 1023.1 1022.2 1021.4 1026.1 1028.8 1030.1 1028.9 1030.1 YEAR-DAY 3-11 2- 5 2-10 3-30 3- 1 2-24 2-29 3- 8 3-22 2-10 2-18 3-11 2-18 MIN. QNH PRESSURE IN HPA 1004.6 1000.7 1003.1 1003.8 1007.7 1006.8 1009.4 1011.0 1013.5 1013.5 1006.9 1005.0 1000.7 YEAR-DAY 3-28 3-18 3-26 2- 3 1-29 1-17 1-17 2-16 1- 5 3-28 1-17 2-20 3-18 MEAN QFF PRESSURE IN HPA 1021.5 1018.4 1013.4 1009.1 1006.7 1000.9 998.3 999.9 1005.2 1011.1 1018.4 1021.0 1010.3 MAX. QFF PRESSURE IN HPA 1037.9 1036.6 1032.3 1022.7 1019.5 1011.0 1007.9 1008.1 1016.8 1019.2 1030.9 1038.6 1038.6 YEAR-DAY 2-25 2- 5 3- 1 3-30 3- 1 3- 5 2-29 2-30 3-22 1-27 1-19 3-11 3-11 MIN. QFF PRESSURE IN HPA 1005.8 1003.1 1000.5 1001.8 993.5 989.4 990.2 992.7 997.2 1002.9 1002.9 1005.7 989.4 YEAR-DAY 2- 7 3-19 2-26 1-25 1-29 1-17 1- 9 2-16 1- 5 3-28 1-17 2-20 1-17 ======================================================================================================================= TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** -0.9 4.9 12.2 15.4 20.9 25.2 25.7 18.3 12.3 6.3 -1.9 ****** 1995 -1.5 0.8 6.3 10.2 14.6 19.1 25.9 27.4 20.7 13.0 7.2 -0.7 11.9 1996 -3.9 0.1 1.6 8.4 16.8 21.2 24.7 25.6 21.5 13.0 6.2 4.1 11.6 1997 -0.6 -2.2 1.3 9.8 15.6 22.5 26.0 27.8 19.7 14.9 5.5 0.8 11.8 1998 -5.7 -3.8 2.5 11.8 16.1 23.9 25.3 26.2 21.2 14.6 10.1 6.4 12.4 1999 -0.8 2.8 5.5 11.4 18.8 24.0 24.1 26.6 21.0 15.4 5.0 1.7 13.0 2000 -2.9 -3.1 4.2 13.6 18.5 23.3 26.1 26.1 21.4 12.1 4.6 -0.1 12.0 2001 -2.0 0.1 8.6 12.4 16.0 21.6 22.4 24.5 19.8 12.9 5.9 3.2 12.1 2002 -3.6 -0.9 6.4 8.6 14.7 20.6 23.1 23.7 21.8 15.9 5.8 -2.5 11.1 2003 -0.9 -0.9 2.6 10.3 14.0 19.7 24.4 24.0 19.4 15.5 4.7 -0.6 11.0 MEAN -2.4 -0.8 4.4 10.9 16.1 21.7 24.7 25.7 20.5 14.0 6.1 1.0 11.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** -4.5 0.1 5.9 8.4 12.1 16.1 16.6 10.4 7.0 2.3 -5.4 ****** 1995 -5.2 -2.9 0.7 4.8 8.5 11.9 17.3 18.1 12.9 6.5 1.4 -4.8 5.8 1996 -7.3 -3.5 -2.0 3.2 10.1 12.4 17.1 17.1 13.1 7.0 1.1 0.0 5.7 1997 -5.4 -7.6 -3.2 3.3 8.4 14.3 17.1 19.1 12.0 7.9 1.6 -2.8 5.4 1998 -9.7 -8.2 -2.1 5.3 9.2 15.7 16.3 17.8 13.1 7.2 4.3 1.5 5.9 1999 -4.6 -1.9 -0.7 4.2 10.5 14.7 15.4 18.7 12.5 8.8 0.3 -2.8 6.3 2000 -7.3 -8.1 -1.9 6.9 10.5 13.6 17.5 17.8 13.5 6.3 0.3 -3.0 5.5 2001 -5.8 -4.2 2.6 6.6 9.2 13.7 15.3 17.0 13.3 7.5 1.6 -0.2 6.4 2002 -7.1 -4.6 1.5 4.5 8.8 14.0 16.0 16.3 14.7 10.2 1.9 -5.5 5.9 2003 -4.5 -4.9 -1.9 5.1 7.7 12.1 16.6 16.6 12.6 9.3 0.2 -3.9 5.4 MEAN -6.3 -5.0 -0.7 5.0 9.1 13.4 16.5 17.5 12.8 7.8 1.5 -2.7 5.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 2.0 8.6 16.5 20.0 25.7 30.7 31.6 23.2 16.5 9.7 1.2 ****** 1995 1.6 4.7 10.8 14.2 18.8 23.4 31.4 32.5 25.8 17.7 11.6 3.0 16.3 1996 -0.5 3.6 4.8 12.8 21.4 26.1 29.3 31.0 27.1 17.8 10.7 7.5 16.0 1997 3.7 2.1 5.2 14.0 20.5 27.3 31.7 33.3 24.9 19.5 9.1 4.3 16.3 1998 -2.3 -0.4 6.0 16.3 20.6 28.7 30.5 31.5 26.6 19.9 14.5 10.3 16.8 1999 2.9 6.8 10.0 16.3 23.6 29.2 29.6 31.6 26.4 20.3 9.2 5.5 17.6 2000 0.6 0.8 8.5 17.8 22.9 28.4 31.3 30.9 26.8 16.5 8.3 2.8 16.3 2001 1.5 3.6 13.2 18.6 22.3 28.8 30.2 32.0 26.5 19.0 10.6 6.9 17.8 2002 0.6 3.7 12.2 13.9 20.6 26.8 30.4 31.6 28.8 22.1 10.5 1.3 16.9 2003 2.9 2.9 7.5 15.5 20.2 27.3 32.2 31.5 26.8 21.6 9.7 2.9 16.7 MEAN 1.2 3.0 8.7 15.6 21.1 27.2 30.7 31.8 26.3 19.1 10.4 4.6 16.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 6.5 8.5 10.6 11.6 13.6 14.6 15.0 12.8 9.5 7.4 6.6 ****** 1995 6.8 7.6 10.1 9.4 10.3 11.5 14.1 14.4 12.9 11.2 10.2 7.8 10.5 1996 6.8 7.1 6.8 9.6 11.3 13.7 12.2 13.9 14.0 10.8 9.6 7.5 10.3 1997 9.1 9.7 8.4 10.7 12.1 13.0 14.6 14.2 12.9 11.6 7.5 7.1 10.9 1998 7.4 7.8 8.1 11.0 11.4 13.0 14.2 13.7 13.5 12.7 10.2 8.8 10.9 1999 7.5 8.7 10.7 12.1 13.1 14.5 14.2 12.9 13.9 11.5 8.9 8.3 11.3 2000 7.9 8.9 10.4 10.9 12.4 14.8 13.8 13.1 13.3 10.2 8.0 5.8 10.8 2001 7.3 7.8 10.6 12.0 13.1 15.1 14.9 15.0 13.2 11.5 9.0 7.1 11.4 2002 7.7 8.3 10.7 9.4 11.8 12.8 14.4 15.3 14.1 11.9 8.6 6.8 11.0 2003 7.4 7.8 9.4 10.4 12.5 15.2 15.6 14.9 14.2 12.3 9.5 6.8 11.3 MEAN 7.5 8.0 9.4 10.6 12.0 13.8 14.2 14.3 13.5 11.3 8.9 7.3 10.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** -1.3 4.3 11.2 14.2 18.9 23.4 24.1 16.8 11.8 6.0 -2.1 ****** 1995 -1.8 0.9 5.7 9.5 13.7 17.6 24.3 25.3 19.3 12.1 6.5 -0.9 11.0 1996 -3.9 0.1 1.4 8.0 15.8 19.2 23.2 24.0 20.1 12.4 5.9 3.8 10.8 1997 -0.9 -2.7 1.0 8.7 14.4 20.8 24.4 26.2 18.4 13.7 5.4 0.7 10.8 1998 -6.0 -4.3 2.0 10.8 14.9 22.2 23.4 24.7 19.8 13.6 9.4 5.9 11.4 1999 -0.9 2.4 4.7 10.2 17.1 21.9 22.5 25.2 19.5 14.5 4.7 1.3 11.9 2000 -3.4 -3.7 3.3 12.4 16.7 21.0 24.4 24.4 20.1 11.4 4.3 -0.1 10.9 2001 -2.2 -0.3 7.9 12.6 15.8 21.3 22.7 24.5 19.9 13.3 6.1 3.3 12.1 2002 -3.2 -0.5 6.9 9.2 14.7 20.4 23.2 24.0 21.7 16.2 6.2 -2.1 11.4 2003 -0.8 -1.0 2.8 10.3 14.0 19.7 24.4 24.0 19.7 15.4 5.0 -0.5 11.1 MEAN -2.6 -1.0 4.0 10.3 15.1 20.3 23.6 24.6 19.5 13.4 5.9 1.0 11.2 SD 1.75 2.07 2.34 1.50 1.15 1.43 0.73 0.73 1.28 1.58 1.40 2.66 1.55 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** -13.5 -4.2 -2.0 2.8 4.2 9.8 13.2 5.8 3.8 -3.4 -16.4 ****** DAY ** 4 17 5 7 29 10 26 20 23 9 7 1995 -11.0 -7.6 -3.8 -1.0 1.4 8.6 11.6 13.4 4.8 0.4 -10.0 -10.0 -11.0 DAY 5 25 27 6 9 1 6 24 22 18 26 21 1996 -16.8 -14.4 -10.0 -5.0 5.6 6.4 10.4 12.4 8.8 0.2 -5.6 -4.0 -16.8 DAY 16 4 1 4 5 8 15 15 21 31 12 3 1997 -18.4 -17.0 -11.2 -5.6 1.2 9.0 11.6 14.0 4.2 3.4 -2.6 -11.4 -18.4 DAY 29 1 8 11 6 3 7 21 15 24 29 22 1998 -20.0 -18.6 -11.6 0.4 2.0 10.0 11.4 12.0 8.2 1.4 -2.4 -11.0 -20.0 DAY 11 22 3 1 2 4 25 5 28 12 14 5 1999 -10.6 -8.8 -7.6 -2.0 1.0 10.2 9.4 13.0 5.0 1.6 -8.0 -15.6 -15.6 DAY 22 22 19 10 21 17 13 20 28 26 30 5 2000 -19.6 -18.4 -7.0 0.0 6.0 4.5 12.4 11.6 9.2 2.0 -2.0 -14.0 -19.6 DAY 31 4 1 11 11 13 4 9 30 4 8 29 2001 -15.0 -9.5 -6.0 0.0 4.5 7.5 11.0 11.6 7.8 -1.0 -10.8 -6.8 -15.0 DAY 28 12 11 13 6 11 4 13 20 27 20 22 2002 -18.8 -10.5 -4.8 -0.6 3.0 8.6 11.0 11.5 11.4 3.6 -4.4 -14.0 -18.8 DAY 26 2 10 13 14 7 1 30 17 23 30 15 2003 -12.0 -12.5 -14.5 -3.5 0.4 5.0 11.8 13.0 6.6 5.0 -5.0 -13.5 -14.5 DAY 17 18 2 2 1 6 2 25 23 23 18 12 1994-2003 -20.0 -18.6 -14.5 -5.6 0.4 4.2 9.4 11.5 4.2 -1.0 -10.8 -16.4 -20.0 YEAR-DAY 98-11 98-22 3- 2 97-11 3- 1 94-29 99-13 2-30 97-15 1-27 1-20 94- 7 98 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 7.2 17.6 23.6 26.0 29.8 36.4 36.0 28.4 20.4 14.4 8.2 ****** DAY ** 27 31 22 31 25 30 1 12 14 3 2 1995 7.4 9.8 17.0 20.0 23.8 30.0 36.4 35.2 30.8 25.4 17.8 9.0 36.4 DAY 29 21 24 30 19 21 16 6 8 3 1 31 1996 8.8 11.0 15.0 19.5 25.6 30.2 32.2 34.0 30.4 23.8 16.4 13.4 34.0 DAY 2 25 30 21 31 4 19 11 15 3 2 5 1997 11.0 10.0 12.4 26.0 26.4 30.6 37.0 36.2 29.4 24.4 12.6 11.6 37.0 DAY 6 18 22 27 27 28 29 17 1 2 17 8 1998 4.4 7.2 14.4 23.0 27.2 34.0 34.4 35.4 33.6 25.0 18.2 18.6 35.4 DAY 25 6 28 13 11 27 13 19 1 1 21 10 1999 9.4 12.6 18.2 22.0 30.6 33.4 36.2 34.0 30.4 26.0 14.2 15.6 36.2 DAY 8 26 31 29 30 21 4 1 7 4 6 31 2000 12.4 8.0 14.8 22.0 28.0 35.4 35.5 33.7 32.4 21.0 14.0 7.6 35.5 DAY 1 23 31 16 26 30 1 2 9 9 4 1 2001 6.8 12.0 20.8 23.0 27.6 35.5 34.4 35.0 31.0 25.0 20.0 11.6 35.5 DAY 17 28 31 5 24 23 9 3 3 6 5 28 2002 9.4 8.2 18.6 23.0 27.0 31.6 33.6 34.6 32.4 27.6 16.6 9.0 34.6 DAY 1 26 13 28 29 29 14 10 3 1 9 8 2003 11.0 10.0 15.2 23.6 25.0 32.5 36.2 36.0 32.0 25.4 18.0 10.6 36.2 DAY 12 9 25 6 16 23 13 12 6 11 5 18 1994-2003 12.4 12.6 20.8 26.0 30.6 35.5 37.0 36.2 33.6 27.6 20.0 18.6 37.0 YEAR-DAY 0- 1 99-26 1-31 97-27 99-30 1-23 97-29 97-17 98- 1 2- 1 1- 5 98-10 97 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 0.0 0.0 0.0 0.0 12.2 87.5 96.7 0.5 0.0 0.0 0.0 ****** 1995 0.0 0.0 0.0 0.0 0.0 6.4 108.5 134.6 19.1 0.0 0.0 0.0 268.6 1996 0.0 0.0 0.0 0.0 0.2 11.7 73.0 96.6 12.8 0.0 0.0 0.0 194.3 1997 0.0 0.0 0.0 0.0 0.2 30.2 110.5 162.4 4.7 0.0 0.0 0.0 308.0 1998 0.0 0.0 0.0 0.0 0.0 50.3 77.9 121.1 17.5 0.0 0.0 0.0 266.8 1999 0.0 0.0 0.0 0.0 8.0 44.5 68.7 130.1 17.4 0.0 0.0 0.0 268.7 2000 0.0 0.0 0.0 0.0 0.5 44.5 105.8 108.0 18.9 0.0 0.0 0.0 277.8 2001 0.0 0.0 0.0 0.0 0.0 51.6 65.3 112.1 12.8 0.0 0.0 0.0 242.0 2002 0.0 0.0 0.0 0.0 0.0 29.4 73.3 94.3 33.0 1.5 0.0 0.0 231.6 2003 0.0 0.0 0.0 0.0 0.0 17.2 106.1 94.3 21.7 0.0 0.0 0.0 239.3 MEAN 0.0 0.0 0.0 0.0 0.9 29.8 87.7 115.0 15.9 0.1 0.0 0.0 249.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 539.1 423.8 204.7 120.6 29.8 1.1 0.0 47.6 192.4 360.1 622.7 ****** 1995 613.6 478.5 380.2 255.3 134.5 38.1 0.0 0.0 31.5 184.1 345.4 585.0 3046.2 1996 679.3 519.5 494.8 300.3 78.7 16.2 0.1 0.0 12.3 173.1 362.3 441.4 3077.9 1997 584.5 580.2 527.7 281.8 120.4 4.0 0.0 0.0 27.3 134.1 379.3 535.4 3174.6 1998 745.2 623.9 497.4 216.6 108.1 0.1 0.0 0.0 9.6 137.9 258.5 373.8 2971.1 1999 584.6 435.5 413.3 233.3 61.9 1.3 1.7 0.0 23.4 115.3 397.9 516.4 2784.5 2000 662.4 628.5 455.9 168.9 54.1 16.9 0.0 0.0 8.6 204.4 411.1 560.1 3170.9 2001 624.9 512.4 312.8 163.3 82.9 17.5 1.2 0.0 10.6 147.4 357.1 454.2 2684.3 2002 658.3 517.5 345.5 264.2 113.8 10.0 0.0 0.0 0.0 76.5 353.9 623.3 2963.1 2003 583.3 531.9 471.4 231.7 124.5 16.5 0.0 0.0 17.0 79.5 391.4 572.6 3019.8 MEAN 637.4 536.7 432.3 232.0 99.9 15.0 0.4 0.0 18.8 144.4 361.7 528.5 3007.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** -4.7 -1.1 -0.6 1.8 2.4 6.6 3.9 -1.4 2.4 -0.3 -8.8 ****** 1995 -6.3 -4.7 -5.2 0.2 4.4 5.2 8.3 3.1 -1.5 -3.5 -6.4 -8.5 -1.2 1996 -8.5 -4.4 -3.4 -0.5 8.2 6.6 4.4 1.9 -3.6 -2.7 -5.2 -5.7 -1.1 1997 -7.9 -8.5 -4.9 -3.8 0.7 0.9 4.2 -0.1 -3.0 -1.9 -1.0 -4.0 -2.4 1998 -8.4 -7.4 -3.6 -0.6 2.6 2.8 5.9 3.9 0.9 -2.9 -2.4 -6.1 -1.3 1999 -6.2 -6.5 -7.3 -2.5 -1.3 0.0 5.1 5.0 1.8 -1.0 -2.6 -4.6 -1.7 2000 -7.8 -9.0 -5.9 -1.0 -0.6 -0.0 4.5 3.8 1.7 -0.4 -2.0 -4.0 -1.7 2001 -6.8 -5.6 -2.9 -1.5 -0.3 1.3 7.1 3.4 1.5 0.1 -3.0 -2.7 -0.8 2002 -8.0 -5.8 -3.5 0.2 1.0 0.8 6.0 3.9 -2.1 -0.8 -1.9 -6.0 -1.3 2003 -5.7 -5.4 -3.6 0.3 1.1 4.0 6.7 6.7 0.9 0.3 -2.9 -4.3 -0.2 MEAN -7.3 -6.2 -4.1 -1.0 1.8 2.4 5.9 3.6 -0.5 -1.0 -2.8 -5.5 -1.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 3.47 4.46 4.79 5.62 5.87 7.89 6.63 4.71 5.91 4.79 2.64 ***** 1995 3.02 3.42 3.42 5.11 6.66 7.15 8.88 6.32 4.49 3.89 3.21 2.55 4.84 1996 2.59 3.50 3.82 4.73 8.57 8.04 6.68 5.73 3.94 4.10 3.35 3.21 4.85 1997 2.76 2.67 3.43 3.78 5.19 5.28 6.80 5.07 4.04 4.30 4.48 3.61 4.28 1998 2.65 2.83 3.84 4.69 5.91 5.97 7.52 6.52 5.27 3.95 4.15 3.17 4.71 1999 3.09 3.04 2.89 4.17 4.46 4.91 7.07 7.07 5.58 4.52 4.03 3.45 4.52 2000 2.76 2.54 3.24 4.65 4.67 4.89 6.76 6.50 5.59 4.74 4.19 3.60 4.51 2001 2.94 3.20 3.95 4.39 4.81 5.41 8.02 6.32 5.42 4.95 3.96 4.03 4.78 2002 2.76 3.15 3.80 4.95 5.20 5.13 7.47 6.66 4.15 4.58 4.23 3.20 4.61 2003 3.15 3.27 3.79 5.03 5.41 6.50 7.90 7.79 5.25 4.94 3.96 3.59 5.05 MEAN 2.86 3.11 3.66 4.63 5.65 5.92 7.50 6.46 4.84 4.59 4.04 3.30 4.71 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 4.47 5.76 6.19 7.25 7.54 10.07 8.51 6.10 7.66 6.20 3.42 ***** 1995 3.92 4.43 4.42 6.59 8.59 9.19 11.34 8.12 5.80 5.06 4.16 3.31 6.24 1996 3.35 4.51 4.91 6.10 11.01 10.30 8.59 7.38 5.09 5.31 4.36 4.16 6.26 1997 3.57 3.45 4.41 4.87 6.70 6.80 8.71 6.52 5.24 5.57 5.81 4.66 5.53 1998 3.42 3.66 4.94 6.05 7.63 7.70 9.64 8.39 6.81 5.13 5.39 4.12 6.07 1999 4.00 3.92 3.73 5.39 5.76 6.33 9.06 9.09 7.20 5.85 5.22 4.48 5.84 2000 3.56 3.29 4.17 6.00 6.02 6.30 8.69 8.36 7.21 6.14 5.44 4.66 5.82 2001 3.82 4.13 5.09 5.67 6.19 6.96 10.28 8.13 7.00 6.42 5.13 5.22 6.17 2002 3.57 4.08 4.91 6.37 6.70 6.62 9.59 8.56 5.39 5.95 5.49 4.14 5.95 2003 4.08 4.21 4.89 6.49 6.98 8.35 10.11 10.02 6.79 6.41 5.14 4.66 6.51 MEAN 3.70 4.02 4.72 5.97 7.28 7.61 9.61 8.31 6.26 5.95 5.23 4.28 6.08 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 1.38 3.26 8.64 11.03 18.27 23.66 25.96 15.74 7.02 3.56 2.19 ***** 1995 1.75 2.23 5.46 6.20 8.67 13.73 23.64 29.74 20.02 10.63 6.63 2.74 10.95 1996 1.57 1.89 2.20 5.49 8.80 15.81 23.33 26.57 21.65 10.39 5.50 4.21 10.62 1997 2.66 2.08 2.54 8.35 11.76 21.24 26.58 32.15 18.72 12.07 3.40 1.99 11.96 1998 0.77 1.19 2.83 8.61 11.52 22.92 23.70 27.06 19.45 12.31 7.37 6.01 11.98 1999 1.98 3.79 5.69 8.72 17.05 24.62 22.47 26.71 18.88 12.59 3.93 2.78 12.43 2000 1.77 1.87 4.53 9.99 15.95 23.97 26.35 26.56 19.45 8.48 3.23 1.59 11.98 2001 1.65 2.17 6.65 9.40 12.84 20.52 18.17 23.96 16.94 9.14 4.78 2.64 10.74 2002 1.47 1.91 5.20 5.28 10.94 18.55 19.84 21.99 21.68 12.92 4.07 1.20 10.42 2003 1.87 1.66 2.78 6.74 9.60 15.80 21.78 21.07 16.81 11.73 3.75 1.42 9.59 MEAN 1.72 2.02 4.11 7.74 11.82 19.54 22.95 26.18 18.93 10.73 4.62 2.68 11.09 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 77 69 46 44 34 34 29 31 56 66 62 *** 1995 72 68 49 56 54 46 36 25 27 38 41 59 48 1996 72 74 72 58 59 43 29 25 23 39 47 53 50 1997 61 64 67 44 41 27 29 19 26 36 65 72 46 1998 82 77 69 47 44 28 32 27 30 35 47 47 47 1999 69 53 44 43 29 23 34 29 32 38 61 67 44 2000 73 66 52 40 30 25 27 27 31 48 65 76 47 2001 72 68 48 42 37 30 42 29 33 46 57 68 48 2002 73 70 53 60 44 29 37 33 22 36 62 78 50 2003 73 73 66 56 45 39 36 36 33 39 61 77 53 MEAN 72 69 59 49 43 32 34 28 29 41 57 66 48 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 86 83 66 64 54 54 50 49 75 80 76 *** 1995 81 82 70 74 72 69 58 42 44 57 58 72 65 1996 82 84 85 78 76 62 45 39 40 56 66 70 65 1997 75 78 82 64 60 46 48 33 44 54 79 85 62 1998 90 88 82 66 66 43 50 43 50 52 62 60 63 1999 82 67 64 65 48 39 52 45 50 51 76 80 60 2000 83 77 71 59 49 39 42 41 49 66 80 88 62 2001 83 83 66 60 56 46 61 47 47 63 74 83 64 2002 86 84 71 78 65 42 52 52 32 52 77 88 65 2003 82 85 83 75 66 60 54 52 50 55 80 88 69 MEAN 83 81 76 69 62 50 52 44 46 58 73 79 64 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 66 57 31 30 21 23 16 20 41 51 49 *** 1995 61 53 32 41 40 30 23 15 16 23 27 46 34 1996 61 63 58 42 47 31 19 16 11 25 31 37 37 1997 47 52 52 31 27 16 17 12 14 23 52 59 34 1998 74 67 58 32 29 19 21 18 17 22 33 36 36 1999 55 38 28 26 17 14 22 19 19 29 48 54 31 2000 64 56 37 27 19 16 19 18 19 33 48 65 35 2001 63 55 35 26 21 18 24 16 20 27 41 52 33 2002 60 56 37 43 27 19 22 16 13 21 46 66 36 2003 61 59 46 37 27 20 20 22 18 24 44 65 37 MEAN 61 57 44 34 28 20 21 17 17 27 42 53 35 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 81 78 60 63 54 52 50 48 72 76 71 *** 1995 75 77 66 73 69 65 57 42 42 54 53 69 62 1996 78 80 80 71 75 61 45 39 40 55 62 64 63 1997 69 73 77 61 56 44 48 33 44 52 72 82 59 1998 86 84 79 65 61 43 50 43 50 51 59 56 61 1999 76 63 59 63 44 39 51 43 50 50 73 76 57 2000 77 72 67 54 48 39 41 40 48 64 76 82 59 2001 78 81 62 57 51 41 57 42 44 57 64 74 59 2002 78 76 65 72 58 37 50 47 31 48 71 79 59 2003 75 74 75 65 57 55 53 48 48 52 72 80 63 MEAN 77 76 71 64 58 48 50 43 45 56 68 73 61 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 75 66 39 36 26 27 22 24 49 60 57 *** 1995 70 66 40 47 46 37 30 19 20 31 36 56 42 1996 69 70 69 51 52 37 23 20 16 35 41 45 44 1997 57 60 63 38 32 20 22 13 21 29 60 67 40 1998 80 73 65 38 36 22 25 21 23 28 43 44 42 1999 67 50 37 36 23 19 27 22 26 33 56 61 38 2000 72 65 47 34 25 20 22 22 26 39 60 73 42 2001 71 62 41 33 28 21 28 21 25 36 50 62 40 2002 69 64 44 52 34 22 26 22 15 26 54 75 42 2003 72 70 57 46 32 27 26 26 23 30 52 73 45 MEAN 70 66 53 41 34 25 26 21 22 34 51 61 42 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 76 65 44 38 28 26 21 28 54 64 62 *** 1995 72 67 42 50 53 41 27 19 21 36 39 54 43 1996 69 74 70 56 56 36 25 19 16 35 45 51 46 1997 62 63 63 36 40 23 23 16 18 33 68 71 43 1998 82 77 68 41 42 24 25 22 23 33 44 46 44 1999 67 49 38 36 26 16 30 27 25 33 60 65 39 2000 74 64 45 36 24 19 24 22 25 46 67 79 44 2001 72 62 44 32 27 21 32 20 24 41 55 66 41 2002 71 68 47 52 33 22 30 21 16 32 58 78 44 2003 72 71 64 49 38 26 24 28 25 32 59 74 47 MEAN 71 67 55 43 38 26 27 22 22 38 56 65 44 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 0 0 0 0 0 18 26 0 0 0 0 *** 1995 0 0 0 0 0 1 24 29 4 0 0 0 58 1996 0 0 0 0 0 1 12 23 2 0 0 0 38 1997 0 0 0 0 0 5 23 31 0 0 0 0 59 1998 0 0 0 0 0 8 20 23 2 0 0 0 53 1999 0 0 0 0 2 12 16 27 4 0 0 0 61 2000 0 0 0 0 0 10 25 22 4 0 0 0 61 2001 0 0 0 0 0 13 18 25 1 0 0 0 57 2002 0 0 0 0 0 4 18 28 8 0 0 0 58 2003 0 0 0 0 0 9 26 21 6 0 0 0 62 MEAN 0.0 0.0 0.0 0.0 0.2 6.3 20.0 25.5 3.1 0.0 0.0 0.0 55.1 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 7 0 0 0 0 0 0 0 0 0 10 *** 1995 11 1 0 0 0 0 0 0 0 0 0 11 23 1996 18 4 1 1 0 0 0 0 0 0 0 0 24 1997 5 8 2 1 0 0 0 0 0 0 0 1 17 1998 26 16 3 0 0 0 0 0 0 0 0 0 45 1999 10 1 0 0 0 0 0 0 0 0 1 4 16 2000 16 11 1 0 0 0 0 0 0 0 0 5 33 2001 8 2 0 0 0 0 0 0 0 0 1 0 11 2002 17 4 0 0 0 0 0 0 0 0 0 13 34 2003 6 4 2 0 0 0 0 0 0 0 0 5 17 MEAN 13.0 5.8 0.9 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 4.9 25.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 0 0 0 0 0 4 0 0 0 0 0 *** 1995 0 0 0 0 0 0 5 4 0 0 0 0 9 1996 0 0 0 0 0 0 3 4 0 0 0 0 7 1997 0 0 0 0 0 0 2 8 0 0 0 0 10 1998 0 0 0 0 0 1 2 7 2 0 0 0 12 1999 0 0 0 0 1 1 1 7 0 0 0 0 10 2000 0 0 0 0 0 1 4 4 0 0 0 0 9 2001 0 0 0 0 0 0 2 1 0 0 0 0 3 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 0 0 0 0 0 0 0 MEAN 0.0 0.0 0.0 0.0 0.1 0.3 2.3 3.5 0.2 0.0 0.0 0.0 6.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 14 1 0 0 0 0 0 0 0 0 17 *** 1995 21 9 0 0 0 0 0 0 0 0 6 19 55 1996 22 12 6 1 0 0 0 0 0 0 3 1 45 1997 19 19 10 4 0 0 0 0 0 0 0 9 61 1998 26 23 11 0 0 0 0 0 0 0 0 2 62 1999 17 7 5 0 0 0 0 0 0 0 4 8 41 2000 21 22 10 0 0 0 0 0 0 0 0 11 64 2001 21 15 1 0 0 0 0 0 0 0 3 4 44 2002 22 13 2 0 0 0 0 0 0 0 1 19 57 2003 18 17 7 0 0 0 0 0 0 0 5 16 63 MEAN 20.8 15.1 5.3 0.5 0.0 0.0 0.0 0.0 0.0 0.0 2.2 10.6 54.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 28 17 1 0 0 0 0 0 0 7 28 *** 1995 30 26 15 1 0 0 0 0 0 0 10 31 113 1996 27 25 27 5 0 0 0 0 0 0 10 17 111 1997 27 27 28 7 0 0 0 0 0 0 8 25 122 1998 31 26 20 0 0 0 0 0 0 0 1 14 92 1999 29 22 18 1 0 0 0 0 0 0 13 23 106 2000 29 29 20 1 0 0 0 0 0 0 17 26 122 2001 31 28 5 1 0 0 0 0 0 1 7 17 90 2002 26 24 10 4 0 0 0 0 0 0 10 27 101 2003 25 26 23 4 0 0 0 0 0 0 16 25 119 MEAN 28.3 26.1 18.3 2.5 0.0 0.0 0.0 0.0 0.0 0.1 9.9 23.3 108.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 76.6 54.1 76.3 58.7 2.3 0.0 0.0 3.8 40.7 239.5 31.8 ****** 1995 25.6 52.4 26.3 86.6 121.2 55.8 0.0 0.0 0.3 11.9 16.2 9.2 405.5 1996 41.4 80.0 87.0 138.7 45.0 16.0 1.8 2.1 2.0 18.7 3.1 11.3 447.1 1997 32.1 18.0 63.0 67.1 57.2 8.4 2.3 0.0 0.0 14.2 50.9 44.2 357.4 1998 39.6 34.3 131.8 43.9 30.9 5.6 4.8 0.5 8.0 3.6 20.6 17.6 341.2 1999 53.9 49.0 48.5 34.0 11.6 0.0 23.2 22.7 0.0 23.0 28.0 35.2 329.1 2000 61.1 48.2 77.6 53.7 10.2 0.0 13.0 0.0 14.4 23.2 33.1 48.8 383.3 2001 14.6 8.8 37.4 19.6 9.1 0.2 23.5 0.0 3.1 16.6 39.9 40.6 213.4 2002 36.6 42.0 77.2 94.9 27.3 0.0 15.3 1.1 0.0 14.8 35.6 88.5 433.3 2003 34.9 44.9 90.2 74.9 21.4 4.2 0.0 7.1 0.0 8.6 66.6 89.1 441.9 MEAN 37.8 45.4 69.3 69.0 39.3 9.3 8.4 3.4 3.2 17.5 53.3 41.6 397.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 49.0 18.0 24.0 17.0 2.0 0.0 0.0 2.0 10.8 65.0 18.0 ****** DAY ** 1 11 30 1 5 ** ** 28 2 6 29 1995 10.0 24.0 9.0 24.0 31.0 20.0 0.0 0.0 0.1 7.0 6.0 4.9 31.0 DAY 12 5 17 24 7 3 ** ** 21 25 3 12 1996 14.0 25.0 18.0 42.0 18.0 13.0 1.0 2.0 2.0 9.0 2.0 5.0 42.0 DAY 6 2 2 13 21 28 10 31 22 13 8 11 1997 26.0 8.0 15.0 31.0 19.0 2.0 2.0 0.0 0.0 13.0 21.0 15.0 31.0 DAY 16 19 29 5 17 7 5 ** ** 21 3 1 1998 7.0 9.0 52.0 9.7 9.0 5.0 2.0 0.3 5.0 3.0 6.0 16.2 52.0 DAY 9 20 18 4 13 19 17 3 13 10 16 4 1999 22.0 14.0 24.0 20.8 4.0 0.0 15.0 11.0 0.0 8.0 12.0 10.3 24.0 DAY 9 20 21 2 9 ** 16 18 ** 27 8 10 2000 19.0 22.0 20.0 20.0 5.0 0.0 5.0 0.0 9.0 12.0 9.0 14.0 22.0 DAY 5 14 24 9 7 ** 15 ** 30 3 25 24 2001 4.0 3.0 9.2 6.5 5.4 0.2 9.0 0.0 3.0 7.0 23.0 14.1 23.0 DAY 20 11 10 9 2 16 20 ** 20 28 12 1 2002 10.0 22.0 23.0 19.6 8.1 0.0 7.0 1.1 0.0 4.8 11.7 19.3 23.0 DAY 7 14 18 2 4 ** 22 14 ** 20 1 9 2003 25.1 8.0 31.0 24.0 9.0 3.0 0.0 6.0 0.0 7.0 17.0 19.0 31.0 DAY 28 14 26 16 18 16 ** 21 ** 4 9 27 1994-2003 26.0 49.0 52.0 42.0 31.0 20.0 15.0 11.0 9.0 13.0 65.0 19.3 65.0 YEAR-DAY 97-16 94- 1 98-18 96-13 95- 7 95- 3 99-16 99-18 0-30 97-21 94- 6 2- 9 94 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 27 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 2 2 3 3 0 0 0 0 1 7 1 *** 1995 1 1 0 3 5 2 0 0 0 0 0 0 12 1996 2 3 2 5 2 1 0 0 0 0 0 0 15 1997 1 0 2 2 1 0 0 0 0 1 2 2 11 1998 0 0 3 0 0 0 0 0 0 0 0 1 4 1999 2 3 2 1 0 0 1 2 0 0 1 3 15 2000 2 2 4 2 0 0 0 0 0 1 0 2 13 2001 0 0 0 0 0 0 0 0 0 0 1 2 3 2002 1 2 4 4 0 0 0 0 0 0 1 2 14 2003 1 0 4 2 0 0 0 0 0 0 3 3 13 MEAN 1.1 1.3 2.3 2.2 1.1 0.3 0.1 0.2 0.0 0.3 1.5 1.6 12.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 28 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 2 3 4 4 0 0 0 0 3 11 2 *** 1995 2 3 2 5 8 5 0 0 0 1 2 0 28 1996 2 6 7 7 4 1 0 0 0 2 0 1 30 1997 1 2 5 4 5 0 0 0 0 1 4 3 25 1998 2 3 4 3 3 1 0 0 1 0 2 1 20 1999 3 5 2 1 0 0 2 2 0 3 3 3 24 2000 4 3 5 3 1 0 1 0 1 1 4 4 27 2001 0 0 4 2 1 0 2 0 0 1 3 3 16 2002 1 2 5 6 2 0 2 0 0 0 3 6 27 2003 2 5 5 5 1 0 0 1 0 1 5 6 31 MEAN 1.9 3.1 4.2 4.0 2.9 0.7 0.7 0.3 0.2 1.3 3.7 2.9 25.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 29 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 8 10 9 8 1 0 0 1 8 11 5 *** 1995 5 9 5 13 14 7 0 0 0 2 3 3 61 1996 10 11 14 12 5 2 1 1 1 3 2 3 65 1997 3 4 14 6 10 5 1 0 0 1 7 6 57 1998 12 7 9 10 8 1 2 0 2 1 5 1 58 1999 5 7 6 6 4 0 3 2 0 4 4 5 46 2000 8 5 6 6 3 0 4 0 3 6 6 8 55 2001 5 4 5 5 3 0 4 0 1 5 3 7 42 2002 11 6 9 10 7 0 3 1 0 4 5 15 71 2003 3 9 10 12 7 1 0 1 0 2 8 14 67 MEAN 6.9 7.0 8.8 8.9 6.9 1.7 1.8 0.5 0.8 3.6 5.4 6.7 59.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 30 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF DAYS WITH PRECIPITATION YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 13 16 16 12 3 0 0 5 11 15 12 *** 1995 6 11 9 16 15 12 0 0 3 4 5 6 87 1996 12 17 20 21 11 2 3 2 2 6 3 8 107 1997 6 10 19 10 18 8 4 0 1 5 10 8 99 1998 14 15 14 12 13 4 4 2 2 2 5 7 94 1999 8 7 7 11 7 0 4 6 0 6 7 6 69 2000 12 8 10 10 8 1 6 0 5 9 11 14 94 2001 10 8 9 7 8 2 5 1 4 7 8 14 83 2002 14 12 10 17 10 1 8 1 0 7 9 18 107 2003 6 17 15 14 13 5 0 3 0 4 9 17 103 MEAN 9.8 11.8 12.9 13.4 11.5 3.8 3.4 1.5 2.2 6.1 8.2 11.0 95.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 31 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF DAYS WITH THUNDER STORM YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 0 1 3 5 0 0 0 2 0 2 0 *** 1995 0 0 0 4 9 6 0 0 0 0 0 0 19 1996 1 1 0 3 6 1 3 2 0 1 1 0 19 1997 0 0 1 1 13 4 3 0 1 0 2 0 25 1998 0 0 0 4 8 4 3 2 1 0 1 0 23 1999 0 0 2 2 1 0 3 4 0 2 0 0 14 2000 0 1 1 6 1 1 6 0 5 2 1 0 24 2001 0 0 1 4 4 1 6 2 1 4 0 1 24 2002 0 0 3 5 3 1 6 1 0 3 0 1 23 2003 0 0 4 5 11 3 1 3 1 5 1 0 34 MEAN 0.1 0.2 1.3 3.7 6.1 2.1 3.1 1.4 1.1 1.7 0.8 0.2 21.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 32 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF DAYS WITH SNOW OR SLEET YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 11 7 0 0 0 0 0 0 0 1 11 *** 1995 2 8 3 0 0 0 0 0 0 0 2 6 21 1996 10 10 14 2 0 0 0 0 0 0 2 4 42 1997 3 6 13 3 0 0 0 0 0 0 2 7 34 1998 12 9 9 1 0 0 0 0 0 0 0 2 33 1999 9 6 2 0 0 0 0 0 0 0 2 3 22 2000 9 4 3 0 0 0 0 0 0 0 3 9 28 2001 8 5 2 1 0 0 0 0 0 0 1 5 22 2002 7 7 4 3 0 0 0 0 0 0 5 15 41 2003 8 15 6 1 0 0 0 0 0 0 4 12 46 MEAN 7.6 8.1 6.3 1.1 0.0 0.0 0.0 0.0 0.0 0.0 2.2 7.4 32.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 33 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF DAYS WITH DUST YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 5 1 3 3 2 1 0 0 0 0 0 *** 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 1 1 0 0 1 0 0 0 1 0 0 0 4 1997 0 0 0 0 0 0 0 0 0 1 0 0 1 1998 0 0 0 0 1 0 0 0 0 0 0 0 1 1999 0 0 1 0 0 0 0 0 1 1 0 0 3 2000 0 0 1 0 2 2 8 1 3 0 0 0 17 2001 0 1 0 0 0 0 0 0 0 0 0 0 1 2002 0 0 0 1 1 0 0 0 0 1 0 0 3 2003 0 5 0 1 0 0 0 0 0 2 0 0 8 MEAN 0.1 1.2 0.3 0.5 0.8 0.4 0.9 0.1 0.5 0.5 0.0 0.0 5.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 34 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M PREVAILING WIND DIRECTION , SPEED (IN KNOTS) AND PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 225 225 315 225 315 135 135 135 180 225 225 *** PREVAIL. DIRECT. ***** 13.3 11.0 10.4 13.4 8.9 13.7 14.0 10.3 9.2 15.2 15.3 ***** PREVAIL. SPEED ***** 21.4 16.8 23.3 16.1 20.0 31.0 32.3 21.3 11.6 28.0 18.7 ***** PREVAIL. PERCENT ***** 30.0 25.8 18.0 24.5 19.3 14.8 21.9 28.7 41.3 30.0 36.8 ***** CALMS PERCENT **** 140 155 150 155 150 155 155 150 155 150 155 1670 WIND OBSER. NO. 1995 225 135 270 225 135 315 135 135 135 225 315 180 135 PREVAIL. DIRECT. 17.0 9.7 12.2 15.7 8.8 10.0 13.6 14.4 10.3 12.8 13.6 9.1 11.4 PREVAIL. SPEED 10.3 17.1 23.2 23.3 15.5 16.7 29.0 35.5 19.3 19.4 20.7 14.8 15.9 PREVAIL. PERCENT 61.9 38.6 30.3 21.3 25.2 27.3 20.0 16.1 24.7 25.8 34.0 48.4 31.1 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1996 135 135 135 225 225 135 135 135 225 180 180 180 180 PREVAIL. DIRECT. 11.1 8.6 9.6 14.0 10.3 9.3 10.9 11.5 11.3 9.9 7.3 10.2 10.0 PREVAIL. SPEED 20.6 17.2 23.9 23.3 17.4 14.7 30.3 27.7 18.0 19.4 22.0 32.9 18.2 PREVAIL. PERCENT 36.1 30.3 17.4 15.3 24.5 21.3 9.7 17.4 30.0 21.3 32.7 23.2 23.2 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 1997 270 225 225 225 180 180 135 135 270 225 135 135 225 PREVAIL. DIRECT. 12.7 11.4 16.6 14.0 11.1 12.2 10.3 13.9 12.4 12.8 9.0 8.9 13.4 PREVAIL. SPEED 13.5 16.4 25.2 30.0 14.8 19.3 20.0 39.4 18.0 21.9 16.0 11.6 15.6 PREVAIL. PERCENT 38.1 45.0 24.5 18.0 21.9 21.3 17.4 6.5 20.0 43.9 39.3 53.5 29.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1998 180 315 225 225 225 135 135 135 135 135 225 180 225 PREVAIL. DIRECT. 13.6 10.0 15.8 14.0 14.8 14.0 11.6 13.1 9.7 9.1 12.3 10.0 13.9 PREVAIL. SPEED 14.8 16.4 21.3 26.7 17.4 24.0 25.8 24.5 13.3 16.8 15.3 21.3 13.8 PREVAIL. PERCENT 54.8 42.9 38.1 29.3 23.9 17.3 20.0 27.7 44.0 46.5 58.7 47.1 37.5 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 1999 135 225 225 225 315 270 135 135 225 225 270 180 225 PREVAIL. DIRECT. 9.3 14.9 11.8 12.9 12.4 15.6 13.6 13.2 11.7 13.4 13.8 10.8 13.0 PREVAIL. SPEED 9.7 22.1 18.1 21.3 23.9 16.7 18.1 31.0 14.7 20.0 16.7 12.9 13.4 PREVAIL. PERCENT 62.6 42.1 36.8 18.7 26.5 27.3 24.5 20.6 33.3 34.8 37.3 55.5 35.0 CALMS PERCENT 155 140 155 150 155 150 155 155 150 155 150 155 1825 WIND OBSER. NO. 2000 180 225 270 225 270 135 135 135 180 180 135 180 180 PREVAIL. DIRECT. 11.5 15.4 14.8 15.3 13.5 11.0 11.7 12.5 12.0 9.6 10.3 11.7 10.9 PREVAIL. SPEED 23.2 11.0 24.5 24.7 20.6 16.0 23.9 23.2 16.0 18.7 18.0 16.1 13.6 PREVAIL. PERCENT 42.6 57.2 29.0 26.0 29.7 28.7 31.0 21.3 36.7 38.7 44.0 47.7 36.0 CALMS PERCENT 155 145 155 150 155 150 155 155 150 155 150 155 1830 WIND OBSER. NO. 2001 180 225 225 270 225 315 135 180 180 225 225 225 225 PREVAIL. DIRECT. 10.8 17.1 11.4 14.7 15.5 9.7 12.2 11.0 11.0 15.0 15.4 16.0 14.5 PREVAIL. SPEED 12.9 20.0 17.4 22.6 23.8 11.3 14.1 14.5 16.3 17.3 16.7 21.0 13.6 PREVAIL. PERCENT 58.7 39.3 25.8 31.2 24.6 30.0 36.7 29.0 33.3 33.9 42.5 35.1 34.4 CALMS PERCENT 155 140 155 221 248 240 248 248 240 248 240 248 2631 WIND OBSER. NO. 2002 225 315 225 225 270 270 135 135 180 270 135 135 225 PREVAIL. DIRECT. 16.0 10.8 15.7 18.6 14.4 14.1 12.2 12.1 10.1 11.3 10.4 11.2 14.8 PREVAIL. SPEED 11.7 11.2 25.8 27.9 21.0 20.8 16.9 14.1 17.5 17.3 6.7 16.1 14.0 PREVAIL. PERCENT 61.3 57.1 36.7 22.5 29.0 24.6 24.2 29.4 38.3 41.1 64.2 43.1 39.2 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 2003 225 225 180 180 180 315 315 135 180 270 180 135 180 PREVAIL. DIRECT. 17.2 16.9 13.5 14.8 12.3 10.3 9.2 12.3 10.3 13.4 12.0 10.1 11.9 PREVAIL. SPEED 14.9 23.2 20.6 25.8 16.1 13.3 14.9 23.4 27.9 18.1 19.6 16.5 17.0 PREVAIL. PERCENT 58.9 37.1 20.2 20.0 34.3 40.0 30.6 28.6 21.7 37.9 40.4 45.2 34.6 CALMS PERCENT 248 224 248 240 248 240 248 248 240 248 240 248 2920 WIND OBSER. NO. 1994-2003 180 225 225 225 225 225 135 135 180 225 180 180 225 PREVAIL. DIRECT. 11.9 15.9 14.0 15.3 14.3 13.3 12.2 13.1 10.2 12.7 10.3 11.0 13.9 PREVAIL. SPEED 12.0 14.9 19.3 21.8 15.9 11.9 20.7 25.1 15.5 16.0 13.8 16.5 13.1 PREVAIL. PERCENT MEAN 53.6 42.5 28.5 22.3 26.8 26.6 24.1 23.0 31.1 36.7 43.3 43.2 33.5 CALMS PERCENT MEAN 175.7 157.8 173.6 175.1 182.9 177.0 182.9 182.9 177.0 182.9 177.0 182.9 2127.7 WIND OBSER. NO. =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 35 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M VECTOR WIND DIRECTION , MAGNITUDE (IN KNOTS) AND WIND STEADINESES (%) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 238 228 257 239 248 122 133 107 227 208 220 *** VECTOR DIRECT. **** 4.2 3.8 3.3 2.9 1.2 5.2 5.3 3.4 0.8 6.4 4.7 **** WIND MAGNITUDE ***** 53.2 53.5 37.1 35.8 13.2 49.1 51.0 45.9 14.0 76.2 59.5 ***** STEADINESES(%) 1995 220 212 242 229 188 289 143 154 201 205 302 178 202 VECTOR DIRECT. 2.6 2.2 5.9 5.5 1.7 2.0 4.6 6.6 3.4 3.7 0.7 2.3 2.7 WIND MAGNITUDE 59.1 33.8 68.6 56.7 20.0 26.3 49.5 63.5 43.0 48.1 9.1 51.1 35.1 STEADINESES(%) 1996 170 190 186 216 226 186 114 144 242 219 183 194 186 VECTOR DIRECT. 4.0 3.1 3.8 5.2 3.4 2.5 6.0 5.1 3.8 3.2 1.6 5.1 3.1 WIND MAGNITUDE 61.5 44.9 44.2 52.5 46.6 29.8 61.2 55.4 61.3 44.4 34.0 63.7 40.3 STEADINESES(%) 1997 237 204 214 242 229 204 145 144 225 250 190 196 206 VECTOR DIRECT. 2.8 3.4 6.0 6.6 2.8 4.1 2.8 9.1 4.0 4.7 2.8 2.2 3.5 WIND MAGNITUDE 44.4 59.6 63.8 68.0 31.8 42.7 32.6 75.8 43.5 75.8 50.9 47.8 43.8 STEADINESES(%) 1998 201 242 216 237 217 138 117 136 200 180 219 203 200 VECTOR DIRECT. 2.8 4.0 6.3 4.6 4.1 3.9 3.0 2.8 2.7 1.3 3.2 4.4 2.8 WIND MAGNITUDE 50.0 54.1 71.6 53.5 48.2 36.4 30.9 31.5 48.2 27.7 71.1 74.6 37.8 STEADINESES(%) 1999 200 227 232 238 262 242 103 137 226 245 240 185 225 VECTOR DIRECT. 1.6 5.0 3.6 5.2 5.6 3.7 2.9 3.9 2.8 4.4 4.0 2.8 2.9 WIND MAGNITUDE 43.2 72.5 54.5 50.0 61.5 40.7 30.2 39.4 36.8 60.3 56.3 58.3 37.7 STEADINESES(%) 2000 199 218 242 239 255 196 103 152 182 192 166 186 201 VECTOR DIRECT. 5.2 3.0 5.5 6.5 5.8 1.3 5.7 4.5 3.4 3.5 2.1 3.5 3.0 WIND MAGNITUDE 74.3 56.6 61.1 69.1 70.7 16.2 67.9 49.5 46.6 55.6 41.2 59.3 40.5 STEADINESES(%) 2001 158 203 248 248 240 236 103 206 229 233 214 202 222 VECTOR DIRECT. 2.0 5.1 4.7 5.9 6.9 1.3 1.9 2.2 3.2 4.5 4.0 5.9 3.4 WIND MAGNITUDE 51.3 60.7 51.6 67.0 69.0 15.9 26.0 25.9 39.0 52.3 58.0 71.1 42.5 STEADINESES(%) 2002 197 249 226 243 251 254 150 202 213 234 212 194 227 VECTOR DIRECT. 3.6 3.1 5.6 8.9 5.2 4.2 1.8 2.9 3.2 4.0 1.1 3.9 3.6 WIND MAGNITUDE 66.7 52.5 63.6 71.8 56.5 43.8 21.2 36.2 50.0 64.5 31.4 58.2 48.0 STEADINESES(%) 2003 213 212 221 214 223 275 172 138 180 233 210 191 209 VECTOR DIRECT. 3.7 5.7 5.6 6.9 2.5 2.3 0.6 4.4 4.0 5.8 3.8 3.2 3.6 WIND MAGNITUDE 67.3 67.9 53.3 59.0 30.9 35.9 8.1 51.8 46.5 70.7 52.8 47.1 44.4 STEADINESES(%) 1994-2003 200 220 226 236 239 224 121 149 204 227 210 197 208 VECTOR DIRECT. 2.9 3.7 4.9 5.7 3.9 1.9 3.3 4.4 2.8 3.4 2.7 3.7 3.0 WIND MAGNITUDE 54.7 53.6 57.0 57.6 45.3 21.8 37.1 46.3 37.3 50.0 44.3 58.7 38.5 STEADINESES(%) =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 36 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF WIND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** 7.9 7.1 8.9 8.1 9.1 10.6 10.4 7.4 5.7 8.4 7.9 ****** 1995 4.4 6.5 8.6 9.7 8.5 7.6 9.3 10.4 7.9 7.7 7.7 4.5 7.7 1996 6.5 6.9 8.6 9.9 7.3 8.4 9.8 9.2 6.2 7.2 4.7 8.0 7.7 1997 6.3 5.7 9.4 9.7 8.8 9.6 8.6 12.0 9.2 6.2 5.5 4.6 8.0 1998 5.6 7.4 8.8 8.6 8.5 10.7 9.7 8.9 5.6 4.7 4.5 5.9 7.4 1999 3.7 6.9 6.6 10.4 9.1 9.1 9.6 9.9 7.6 7.3 7.1 4.8 7.7 2000 7.0 5.3 9.0 9.4 8.2 8.0 8.4 9.1 7.3 6.3 5.1 5.9 7.4 2001 3.9 8.4 9.1 8.8 10.0 8.2 7.3 8.5 8.2 8.6 6.9 8.3 8.0 2002 5.4 5.9 8.8 12.4 9.2 9.6 8.5 8.0 6.4 6.2 3.5 6.7 7.5 2003 5.5 8.4 10.5 11.7 8.1 6.4 7.4 8.5 8.6 8.2 7.2 6.8 8.1 MEAN 5.3 6.9 8.6 9.9 8.6 8.7 8.9 9.5 7.5 6.8 6.1 6.3 7.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 37 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M FASTEST WIND DIRECTION AND SPEED IN KNOTS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 240 180 300 190 220 120 120 30 270 210 240 *** DIRECTION ** 29 33 29 29 29 29 27 23 23 31 31 ** SPEED ** 1 7 23 13 2 18 21 4 14 28 14 DAY 1995 250 240 210 240 270 240 90 120 270 240 150 240 270 DIRECTION 29 29 31 29 29 35 23 27 37 27 31 21 37 SPEED 1 8 25 3 6 28 14 16 20 4 11 22 DAY 1996 210 190 220 240 240 210 110 120 220 240 30 220 210 DIRECTION 27 29 33 33 25 37 19 21 19 21 17 29 37 SPEED 6 1 26 10 20 27 1 12 17 27 11 27 DAY 1997 240 210 240 210 240 230 90 120 270 240 210 210 210 DIRECTION 27 33 33 35 31 23 21 27 23 25 23 23 35 SPEED 26 22 23 9 4 12 4 19 2 6 4 8 DAY 1998 210 240 240 270 240 120 240 120 130 40 230 230 240 DIRECTION 25 35 29 29 29 25 27 23 19 19 23 29 35 SPEED 31 14 19 28 21 13 28 1 1 8 10 18 DAY 1999 210 220 150 130 270 270 60 150 240 240 270 210 220 DIRECTION 27 31 29 27 27 27 27 23 23 29 27 23 31 SPEED 9 20 26 8 31 2 12 7 12 12 16 14 DAY 2000 210 240 160 240 250 300 150 100 190 250 160 220 210 DIRECTION 31 23 29 27 31 23 23 23 27 29 21 27 31 SPEED 19 17 24 9 5 1 10 5 27 25 30 21 DAY 2001 180 210 210 240 230 280 210 240 270 270 220 230 210 DIRECTION 17 29 23 25 27 23 23 29 25 25 29 27 29 SPEED 18 15 17 12 16 7 9 10 8 1 21 20 DAY 2002 240 240 240 210 270 260 120 90 90 250 270 240 210 DIRECTION 29 31 33 39 27 23 23 25 21 27 23 27 39 SPEED 4 27 27 3 5 1 3 25 6 29 10 7 DAY 2003 240 210 230 210 200 240 120 170 270 240 240 230 210 DIRECTION 29 29 27 31 29 21 25 23 21 27 27 25 31 SPEED 6 21 7 26 6 3 5 5 6 26 21 7 DAY 1994-2003 210 240 180 210 240 210 120 240 270 240 210 240 210 DIRECTION 31 35 33 39 31 37 29 29 37 29 31 31 39 SPEED 0-19 98-14 94- 7 2- 3 97- 4 96-27 94-18 1-10 95-20 99-12 94-28 94-14 2 YEAR-DAY =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 38 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF CLEAR DAYS (0-2)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 8 6 10 9 25 29 31 20 12 11 13 *** 1995 20 12 17 4 11 20 24 30 25 23 22 14 222 1996 9 10 6 4 12 26 20 28 27 22 16 10 190 1997 16 21 6 8 11 18 26 26 28 19 8 6 193 1998 7 9 11 8 12 23 24 21 28 26 17 12 198 1999 15 18 16 11 20 25 27 19 30 24 14 13 232 2000 14 16 19 13 27 27 28 28 28 15 9 3 227 2001 12 12 16 11 19 27 27 28 25 20 11 6 214 2002 9 12 12 2 15 25 25 30 27 15 12 5 189 2003 10 8 6 4 15 24 30 28 30 17 11 9 192 MEAN 12.4 12.6 11.5 7.5 15.1 24.0 26.0 26.9 26.8 19.3 13.1 9.1 204.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 39 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF PARTLY CLOUDY DAYS (3-6)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 10 16 8 19 5 2 0 8 13 10 12 *** 1995 9 6 5 15 15 10 6 1 5 8 7 10 97 1996 12 10 14 14 14 4 11 3 2 8 11 12 115 1997 10 6 15 15 17 11 5 5 2 9 14 18 127 1998 12 8 10 17 18 7 7 10 2 4 10 14 119 1999 8 7 9 18 9 5 3 12 0 4 13 11 99 2000 10 10 8 15 4 3 3 3 1 13 16 16 102 2001 9 10 9 15 11 3 4 3 5 9 15 20 113 2002 13 14 14 16 14 5 6 1 3 14 10 8 118 2003 9 13 15 15 12 6 1 3 0 12 11 12 109 MEAN 10.2 9.4 11.5 14.8 13.3 5.9 4.8 4.1 2.8 9.4 11.7 13.3 111.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 40 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M NO. OF CLOUDY DAYS (7-8)/8 YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 *** 10 9 12 3 0 0 0 2 6 9 6 *** 1995 2 10 9 11 5 0 1 0 0 0 1 7 46 1996 10 9 11 12 5 0 0 0 1 1 3 9 61 1997 5 1 10 7 3 1 0 0 0 3 8 7 45 1998 12 11 10 5 1 0 0 0 0 1 3 5 48 1999 8 3 6 1 2 0 1 0 0 3 3 7 34 2000 7 3 4 2 0 0 0 0 1 3 5 12 37 2001 10 6 6 4 1 0 0 0 0 2 4 5 38 2002 9 2 5 12 2 0 0 0 0 2 8 18 58 2003 12 7 10 11 4 0 0 0 0 2 8 10 64 MEAN 8.3 6.2 8.0 7.7 2.6 0.1 0.2 0.0 0.4 2.3 5.2 8.6 49.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 41 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 *** 5 1 0 2 0 0 0 0 0 0 4 *** 1995 7 4 0 1 0 0 0 0 0 0 0 1 13 1996 8 3 5 2 1 0 0 0 0 0 0 0 19 1997 2 2 3 0 0 0 0 0 0 0 1 5 13 1998 8 5 7 1 0 0 0 0 0 0 2 2 25 1999 5 2 1 0 1 0 0 0 0 0 3 3 15 2000 12 4 0 2 3 2 0 0 0 1 2 11 37 2001 5 3 0 0 0 0 0 0 0 0 2 7 17 2002 9 4 3 4 0 0 0 0 0 0 0 4 24 2003 4 7 5 1 1 0 0 0 0 0 4 5 27 MEAN 6.7 3.9 2.5 1.1 0.8 0.2 0.0 0.0 0.0 0.1 1.4 4.2 20.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 42 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MONTHLY TOTAL OF SUNSHINE HOURS YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ***** ***** ***** 223.6 276.5 369.5 378.8 ***** 286.5 223.0 171.4 150.7 ****** 1995 178.4 170.3 251.7 209.7 ***** 276.4 348.6 359.4 317.2 289.0 235.1 175.4 ****** 1996 116.0 146.9 156.1 195.7 282.5 360.7 330.8 363.6 318.6 262.2 208.7 150.9 2892.7 1997 197.2 227.4 175.3 247.7 281.2 329.6 373.6 336.4 329.5 263.7 150.7 146.6 3058.9 1998 109.8 145.4 187.0 264.7 313.3 355.1 358.6 334.9 321.3 288.5 201.8 169.8 3050.2 1999 150.3 223.6 232.2 295.9 324.7 352.0 354.7 326.4 332.0 261.0 184.4 169.7 3206.9 2000 133.2 219.0 268.4 244.0 346.7 369.4 350.6 345.4 293.5 231.5 173.3 111.8 3086.8 2001 180.5 182.0 245.4 277.1 323.1 375.1 355.2 357.4 313.7 257.5 181.0 141.2 3189.2 2002 131.0 198.6 220.7 193.7 335.0 369.1 355.8 368.5 321.7 235.2 178.1 107.6 3015.0 2003 160.5 150.6 199.4 184.8 301.4 357.2 361.1 365.2 325.4 257.1 187.0 135.1 2984.8 MEAN 150.8 184.9 215.1 233.7 309.4 351.4 356.8 350.8 315.9 256.9 187.1 145.9 3058.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 43 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 807.2 808.7 811.0 810.5 807.2 806.0 807.4 814.2 815.2 810.6 810.7 ****** 1995 811.7 809.2 809.1 808.9 812.0 809.0 805.8 808.5 810.8 813.4 811.0 811.0 810.0 1996 809.4 807.3 805.6 808.7 810.4 808.2 809.4 809.1 809.4 812.2 814.0 811.8 809.6 1997 808.1 808.0 804.7 807.5 810.6 807.8 805.7 807.8 811.3 812.9 812.3 809.5 808.8 1998 806.9 807.8 807.0 809.2 810.2 810.2 807.1 809.9 810.4 813.5 813.2 813.1 809.9 1999 809.8 807.8 807.0 808.7 809.3 807.6 806.6 809.3 809.7 812.1 811.2 813.8 809.4 2000 807.3 808.5 807.3 809.5 808.4 807.4 808.6 809.0 809.6 812.4 812.9 810.2 809.3 2001 810.7 808.1 808.5 808.6 807.6 806.9 807.2 809.5 810.9 812.2 812.0 811.9 809.5 2002 810.1 811.0 809.3 807.4 809.0 808.7 809.3 808.5 812.8 814.1 814.0 809.3 810.3 2003 810.2 806.3 807.2 809.6 811.6 808.3 806.5 810.2 811.3 813.2 813.2 812.5 810.0 MEAN 809.3 808.1 807.5 808.9 810.0 808.1 807.2 808.9 811.0 813.1 812.4 811.4 809.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 44 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 815.4 815.2 817.4 815.9 812.2 810.0 813.1 820.5 820.6 819.4 816.3 ****** DAY-HOUR **-** 19- 6 18- 6 5- 6 18- 6 8- 6 13- 6 15- 6 23- 6 11- 6 2- 6 7- 6 1995 819.4 814.8 817.4 814.0 816.2 813.1 810.6 812.4 817.2 821.3 817.7 815.0 821.3 DAY-HOUR 7- 6 1-15 3- 6 12- 6 23- 6 2- 6 4- 6 25- 6 13- 6 25- 6 16- 6 10- 6 1996 816.7 813.2 811.3 813.3 814.9 811.9 814.8 816.1 816.3 819.6 821.7 817.6 821.7 DAY-HOUR 26- 6 8- 9 29- 6 4- 9 18- 6 12- 3 3- 6 29- 6 25- 6 2- 6 18- 6 4- 9 1997 814.5 814.9 815.9 813.8 815.5 812.7 810.8 811.8 816.5 818.3 821.4 816.4 821.4 DAY-HOUR 12- 9 17- 6 11- 6 24- 6 12- 6 8- 6 19- 6 21- 6 19- 6 9- 6 8- 6 28- 6 1998 814.7 819.0 814.4 819.3 818.0 815.5 814.1 814.0 814.6 818.8 819.0 819.5 819.5 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 17- 3 20- 6 25- 6 19- 6 14- 6 21- 6 29- 6 1999 819.2 814.4 814.1 813.9 817.3 812.5 810.7 817.3 814.9 816.6 816.7 819.0 819.2 DAY-HOUR 2- 6 12- 6 31- 6 11- 6 28- 6 1- 6 19- 3 19-15 30- 6 1- 6 3- 6 6- 6 2000 815.8 815.1 813.9 814.5 812.3 811.8 815.5 813.3 816.1 815.9 819.8 816.7 819.8 DAY-HOUR 31- 6 11- 6 27- 6 2- 6 6- 6 13- 6 30- 6 23- 6 29-12 30- 6 17- 6 4- 6 2001 814.3 815.4 817.5 817.2 812.1 813.4 812.9 813.9 816.0 819.6 819.1 817.6 819.6 DAY-HOUR 9- 6 9- 6 1- 6 2- 6 14- 6 2- 6 28- 6 5- 6 22- 6 10- 6 2- 6 9-18 2002 818.3 820.3 819.4 814.8 814.1 814.9 813.9 813.4 817.3 820.2 821.4 819.4 821.4 DAY-HOUR 27- 6 6- 6 11- 6 1- 6 17- 6 24-18 29- 3 31- 6 29- 6 10- 6 18- 6 3- 6 2003 818.2 813.5 816.5 816.7 816.8 812.6 813.3 813.7 817.3 819.8 821.6 820.8 821.6 DAY-HOUR 12- 6 12- 9 2- 6 8- 6 1- 6 6- 6 3- 6 8- 6 27- 6 15- 6 25- 6 11-15 1994-2003 819.4 820.3 819.4 819.3 818.0 815.5 815.5 817.3 820.5 821.3 821.7 820.8 821.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 99-19 94-23 95-25 96-18 3-11 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 45 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 799.0 798.6 803.4 804.1 803.5 802.0 802.0 807.9 810.7 801.7 796.8 ****** DAY-HOUR **-** 1- 3 12-12 30-15 1-12 25-12 30-15 1-15 2-12 14-12 26- 3 4- 3 1995 805.2 798.1 801.6 804.8 806.9 802.8 800.6 804.2 804.9 806.5 803.2 806.5 798.1 DAY-HOUR 11-15 5- 3 17- 3 17-15 6-12 29-15 16-15 8-15 20- 9 12-12 25-12 4-12 1996 801.5 799.2 800.1 800.9 806.1 803.4 802.0 803.5 802.4 805.2 808.9 805.2 799.2 DAY-HOUR 6-12 5- 6 7-15 13- 3 29-12 19-12 6-15 7-15 21-15 27- 3 28-12 29-12 1997 798.1 800.0 796.4 798.0 801.0 801.0 800.8 802.0 805.4 808.2 808.8 801.4 796.4 DAY-HOUR 16- 3 5-12 29-12 9-15 4-12 24-15 11-15 5-15 2-15 6-12 19-12 9-12 1998 796.2 795.9 796.9 801.4 803.7 805.5 801.0 805.4 805.7 807.4 807.1 806.3 795.9 DAY-HOUR 13- 3 14- 3 18-12 21-15 29-12 24-15 4-15 13-15 4-15 1-12 10-12 24- 3 1999 799.1 795.5 800.7 799.0 801.2 798.9 801.2 803.7 804.9 806.2 803.8 805.7 795.5 DAY-HOUR 9- 9 20-15 26-12 8-12 20-12 24-15 22-15 13-15 12-15 31-15 26- 6 15-12 2000 795.8 797.5 798.1 804.5 803.2 802.9 801.4 802.8 803.9 808.6 808.2 803.0 795.8 DAY-HOUR 21- 3 7- 3 24-12 10- 3 19-15 26-15 10-15 30-15 1-12 23-12 22-12 15- 3 2001 805.3 794.2 796.9 802.1 801.0 800.1 801.3 804.4 805.6 806.8 796.1 803.6 794.2 DAY-HOUR 19-12 21- 9 25-15 12-12 29-15 17-12 10-15 29-15 5-15 25-15 18-12 5- 3 2002 801.3 802.2 800.5 797.8 804.6 802.1 802.4 802.9 807.5 808.1 807.4 795.6 795.6 DAY-HOUR 8- 0 26-21 28-12 3-12 4-12 20-12 24-15 7-15 10-15 21-15 13- 0 21-12 2003 794.5 793.7 794.3 802.5 805.0 802.3 802.2 806.4 805.9 805.9 806.5 801.0 793.7 DAY-HOUR 28-12 19- 3 26- 9 20-15 7-15 30-12 1-12 27-15 6-15 27-12 9-12 6- 9 1994-2003 794.5 793.7 794.3 797.8 801.0 798.9 800.6 802.0 802.4 805.2 796.1 795.6 793.7 YEAR-DAY 3-28 3-19 3-26 2- 3 97- 4 99-24 95-16 94- 1 96-21 96-27 1-18 2-21 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 46 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1014.2 1016.1 1018.7 1018.2 1014.2 1012.8 1014.4 1022.6 1023.8 1018.3 1018.4 ****** 1995 1019.7 1016.7 1016.5 1016.3 1020.0 1016.4 1012.5 1015.8 1018.5 1021.7 1018.8 1018.8 1017.6 1996 1016.9 1014.3 1012.3 1016.1 1018.1 1015.4 1016.9 1016.5 1016.9 1020.2 1022.4 1019.7 1017.2 1997 1015.3 1015.2 1011.2 1014.5 1018.3 1015.0 1012.4 1014.9 1019.1 1021.1 1020.3 1017.0 1016.2 1998 1013.8 1015.0 1014.0 1016.6 1017.8 1017.8 1014.1 1017.5 1018.1 1021.7 1021.5 1021.3 1017.4 1999 1017.3 1015.0 1013.9 1016.0 1016.8 1014.7 1013.5 1016.8 1017.2 1020.2 1019.0 1022.2 1016.9 2000 1014.4 1015.8 1014.4 1017.0 1015.7 1014.5 1015.9 1016.4 1017.1 1020.5 1021.0 1017.8 1016.7 2001 1018.4 1015.3 1015.8 1016.0 1014.7 1013.9 1014.2 1017.0 1018.7 1020.2 1020.0 1019.9 1017.0 2002 1017.7 1018.7 1016.8 1014.4 1016.4 1016.1 1016.7 1015.8 1021.0 1022.5 1022.4 1016.7 1017.9 2003 1017.9 1013.2 1014.3 1017.1 1019.5 1015.5 1013.4 1017.9 1019.1 1021.4 1021.5 1020.5 1017.6 MEAN 1016.8 1015.3 1014.5 1016.3 1017.5 1015.3 1014.2 1016.3 1018.8 1021.3 1020.5 1019.2 1017.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 47 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1024.1 1023.8 1026.5 1024.7 1020.2 1017.6 1021.3 1030.2 1030.3 1028.9 1025.2 ****** DAY-HOUR **-** 19- 6 18- 6 5- 6 18- 6 8- 6 13- 6 15- 6 23- 6 11- 6 2- 6 7- 6 1995 1028.9 1023.4 1026.5 1022.4 1025.0 1021.3 1018.3 1020.5 1026.3 1031.2 1026.9 1023.6 1031.2 DAY-HOUR 7- 6 1-15 3- 6 12- 6 23- 6 2- 6 4- 6 25- 6 13- 6 25- 6 16- 6 10- 6 1996 1025.7 1021.4 1019.2 1021.6 1023.5 1019.9 1023.4 1024.9 1025.2 1029.1 1031.7 1026.7 1031.7 DAY-HOUR 26- 6 8- 9 29- 6 4- 9 18- 6 12- 3 3- 6 29- 6 25- 6 2- 6 18- 6 4- 9 1997 1023.0 1023.5 1024.7 1022.2 1024.2 1020.8 1018.6 1019.8 1025.4 1027.6 1031.3 1025.3 1031.3 DAY-HOUR 12- 9 17- 6 11- 6 24- 6 12- 6 8- 6 19- 6 21- 6 19- 6 9- 6 8- 6 28- 6 1998 1023.2 1028.4 1022.9 1028.8 1027.2 1024.2 1022.5 1022.4 1023.1 1028.2 1028.4 1029.0 1029.0 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 17- 3 20- 6 25- 6 19- 6 14- 6 21- 6 29- 6 1999 1028.7 1022.9 1022.5 1022.3 1026.4 1020.6 1018.4 1026.4 1023.5 1025.5 1025.7 1028.4 1028.7 DAY-HOUR 2- 6 12- 6 31- 6 11- 6 28- 6 1- 6 19- 3 19-15 30- 6 1- 6 3- 6 6- 6 2000 1024.6 1023.7 1022.3 1023.0 1020.4 1019.8 1024.2 1021.6 1024.9 1024.7 1029.4 1025.7 1029.4 DAY-HOUR 31- 6 11- 6 27- 6 2- 6 6- 6 13- 6 30- 6 23- 6 29-12 30- 6 17- 6 4- 6 2001 1022.8 1024.1 1026.6 1026.3 1020.1 1021.7 1021.1 1022.3 1024.8 1029.1 1028.5 1026.7 1029.1 DAY-HOUR 9- 6 9- 6 1- 6 2- 6 14- 6 2- 6 28- 6 5- 6 22- 6 10- 6 2- 6 9-18 2002 1027.6 1030.0 1028.9 1023.4 1022.5 1023.5 1022.3 1021.7 1026.4 1029.9 1031.3 1028.9 1031.3 DAY-HOUR 27- 6 6- 6 11- 6 1- 6 17- 6 24-18 29- 3 31- 6 29- 6 10- 6 18- 6 3- 6 2003 1027.5 1021.8 1025.4 1025.7 1025.8 1020.7 1021.6 1022.0 1026.4 1029.4 1031.5 1030.6 1031.5 DAY-HOUR 12- 6 12- 9 2- 6 8- 6 1- 6 6- 6 3- 6 8- 6 27- 6 15- 6 25- 6 11-15 1994-2003 1028.9 1030.0 1028.9 1028.8 1027.2 1024.2 1024.2 1026.4 1030.2 1031.2 1031.7 1030.6 1031.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 99-19 94-23 95-25 96-18 3-11 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 48 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1004.4 1003.9 1009.6 1010.5 1009.8 1008.0 1008.0 1015.1 1018.4 1007.6 1001.7 ****** DAY-HOUR **-** 1- 3 12-12 30-15 1-12 25-12 30-15 1-15 2-12 14-12 26- 3 4- 3 1995 1011.8 1003.3 1007.5 1011.3 1013.9 1008.9 1006.3 1010.6 1011.5 1013.4 1009.4 1013.4 1003.3 DAY-HOUR 11-15 5- 3 17- 3 17-15 6-12 29-15 16-15 8-15 20- 9 12-12 25-12 4-12 1996 1007.4 1004.6 1005.7 1006.6 1012.9 1009.6 1008.0 1009.8 1008.4 1011.8 1016.3 1011.8 1004.6 DAY-HOUR 6-12 5- 6 7-15 13- 3 29-12 19-12 6-15 7-15 21-15 27- 3 28-12 29-12 1997 1003.3 1005.6 1001.2 1003.1 1006.8 1006.8 1006.5 1008.0 1012.1 1015.4 1016.1 1007.2 1001.2 DAY-HOUR 16- 3 5-12 29-12 9-15 4-12 24-15 11-15 5-15 2-15 6-12 19-12 9-12 1998 1001.0 1000.6 1001.8 1007.2 1010.0 1012.2 1006.8 1012.1 1012.4 1014.5 1014.1 1013.1 1000.6 DAY-HOUR 13- 3 14- 3 18-12 21-15 29-12 24-15 4-15 13-15 4-15 1-12 10-12 24- 3 1999 1004.5 1000.1 1006.4 1004.4 1007.0 1004.2 1007.0 1010.0 1011.5 1013.0 1010.1 1012.4 1000.1 DAY-HOUR 9- 9 20-15 26-12 8-12 20-12 24-15 22-15 13-15 12-15 31-15 26- 6 15-12 2000 1000.5 1002.5 1003.3 1011.0 1009.4 1009.0 1007.2 1008.9 1010.2 1015.9 1015.4 1009.2 1000.5 DAY-HOUR 21- 3 7- 3 24-12 10- 3 19-15 26-15 10-15 30-15 1-12 23-12 22-12 15- 3 2001 1011.9 998.6 1001.8 1008.1 1006.8 1005.7 1007.1 1010.8 1012.3 1013.7 1000.9 1009.9 998.6 DAY-HOUR 19-12 21- 9 25-15 12-12 29-15 17-12 10-15 29-15 5-15 25-15 18-12 5- 3 2002 1007.1 1008.2 1006.2 1002.9 1011.1 1008.1 1008.4 1009.0 1014.6 1015.3 1014.5 1000.3 1000.3 DAY-HOUR 8- 0 26-21 28-12 3-12 4-12 20-12 24-15 7-15 10-15 21-15 13- 0 21-12 2003 998.9 998.0 998.7 1008.6 1011.6 1008.3 1008.2 1013.3 1012.7 1012.7 1013.4 1006.8 998.0 DAY-HOUR 28-12 19- 3 26- 9 20-15 7-15 30-12 1-12 27-15 6-15 27-12 9-12 6- 9 1994-2003 998.9 998.0 998.7 1002.9 1006.8 1004.2 1006.3 1008.0 1008.4 1011.8 1000.9 1000.3 998.0 YEAR-DAY 3-28 3-19 3-26 2- 3 97- 4 99-24 95-16 94- 1 96-21 96-27 1-18 2-21 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 49 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1031.6 1028.2 1025.1 1022.1 1014.0 1009.3 1010.6 1024.5 1030.2 1029.0 1036.3 ****** 1995 1037.0 1032.0 1027.5 1023.9 1024.4 1017.4 1008.1 1010.7 1018.3 1026.5 1016.6 1022.9 1022.1 1996 1023.3 1017.3 1014.2 1012.6 1008.4 1002.2 1001.5 1000.5 1003.7 1013.3 1021.2 1019.9 1011.5 1997 1019.1 1020.1 1012.7 1009.7 1009.2 1000.9 995.5 997.1 1007.2 1012.6 1018.5 1018.9 1010.1 1998 1021.0 1020.7 1014.7 1010.2 1008.3 1002.8 998.0 1000.9 1005.0 1013.7 1016.3 1019.1 1010.9 1999 1020.7 1015.6 1012.5 1010.3 1005.5 999.4 998.0 999.7 1004.3 1011.3 1017.7 1024.0 1009.9 2000 1019.3 1021.3 1014.0 1009.3 1004.4 999.9 999.1 999.5 1003.7 1013.9 1020.2 1020.4 1010.4 2001 1022.8 1017.9 1011.7 1008.1 1004.0 999.1 998.5 1000.1 1005.3 1011.9 1017.2 1019.4 1009.7 2002 1022.9 1021.7 1013.5 1009.2 1006.6 1001.9 1000.5 999.3 1006.2 1012.0 1019.8 1020.9 1011.2 2003 1020.8 1015.9 1014.3 1010.7 1010.3 1001.8 996.1 1001.0 1005.9 1011.1 1019.7 1023.2 1010.9 MEAN 1023.0 1021.4 1016.3 1012.9 1010.3 1003.9 1000.5 1001.9 1008.4 1015.6 1019.6 1022.5 1013.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 50 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1045.1 1038.2 1040.1 1031.6 1021.9 1019.7 1019.1 1033.8 1037.6 1039.8 1053.7 ****** DAY-HOUR **-** 19- 3 3- 6 5- 6 18- 6 5- 6 10- 6 15- 6 23- 6 11-15 10- 3 7- 6 1995 1053.6 1040.5 1040.6 1033.1 1029.8 1026.2 1015.9 1019.5 1030.7 1040.6 1028.1 1030.6 1053.6 DAY-HOUR 7- 6 25- 6 3- 6 12- 6 9- 3 8- 3 4- 3 24- 6 22- 6 25- 9 27- 3 20- 6 1996 1038.3 1026.5 1021.6 1026.7 1014.3 1012.0 1009.2 1014.1 1014.1 1025.3 1034.7 1027.7 1038.3 DAY-HOUR 26- 6 4- 3 29- 3 4- 6 5- 3 12- 3 9- 3 29- 6 25- 6 19- 3 18- 3 4- 6 1997 1031.1 1036.2 1027.5 1022.3 1016.8 1008.0 1003.1 1005.6 1018.4 1019.7 1031.0 1033.2 1036.2 DAY-HOUR 19- 6 7- 6 11- 6 13- 9 6- 6 1- 6 8- 6 21- 6 15- 6 29- 6 8- 6 28- 6 1998 1032.0 1038.6 1026.4 1021.2 1020.0 1012.2 1008.2 1007.8 1012.9 1024.3 1024.3 1032.3 1038.6 DAY-HOUR 22- 6 22-15 3-15 7- 3 4- 3 17- 6 21- 6 3- 6 27-15 9-15 13- 6 5- 3 1999 1037.2 1024.6 1025.1 1020.4 1014.0 1008.5 1005.4 1014.9 1016.5 1021.8 1031.5 1039.7 1039.7 DAY-HOUR 2- 6 11- 6 18-15 10- 6 2- 6 16- 6 28- 3 19-15 28- 6 26-15 30-15 5- 9 2000 1040.2 1035.8 1025.3 1017.8 1011.4 1014.1 1008.2 1007.5 1017.2 1022.0 1031.4 1035.8 1040.2 DAY-HOUR 31- 6 4- 6 3-15 2- 3 7- 3 13- 6 30- 6 9- 6 29-12 16- 6 17- 3 29- 6 2001 1033.7 1030.4 1026.9 1018.9 1011.5 1010.1 1006.2 1009.2 1015.1 1021.6 1033.1 1031.4 1033.7 DAY-HOUR 28- 3 12- 6 11- 6 2- 3 5-18 12-21 22- 3 12- 3 22- 6 27- 6 20- 3 22- 6 2002 1040.7 1037.9 1029.6 1021.7 1015.7 1011.1 1009.0 1009.1 1013.7 1018.6 1030.8 1035.7 1040.7 DAY-HOUR 26-15 6- 3 6-18 1- 3 14- 3 24-18 29-18 31- 6 30- 3 23- 6 18- 6 14-15 2003 1034.2 1029.4 1036.2 1023.1 1023.7 1013.3 1005.0 1006.5 1019.1 1018.6 1032.0 1040.2 1040.2 DAY-HOUR 31- 6 28-18 2- 3 30-18 1- 6 6- 6 3- 3 4- 3 23- 3 23- 6 25- 6 11-18 1994-2003 1053.6 1045.1 1040.6 1040.1 1031.6 1026.2 1019.7 1019.5 1033.8 1040.6 1039.8 1053.7 1053.7 YEAR-DAY 95- 7 94-19 95- 3 94- 5 94-18 95- 8 94-10 95-24 94-23 95-25 94-10 94- 7 94- 7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 51 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1019.4 1015.0 1014.9 1013.2 1006.0 999.5 1000.5 1014.1 1020.0 1019.7 1013.2 ****** DAY-HOUR **-** 12- 3 7- 6 30-15 13- 9 25-15 30-12 1-15 2-12 14-12 5-12 3-15 1995 1024.0 1015.5 1013.0 1016.4 1017.9 1003.6 999.3 1003.7 1007.9 1011.1 1006.4 1013.0 999.3 DAY-HOUR 11-15 5- 3 25-12 18-12 2-12 29-12 16-12 8-12 4-12 30-12 24- 3 4-12 1996 1008.4 1004.2 1005.7 1000.6 999.6 987.9 992.2 992.6 996.6 1003.0 1010.1 1007.3 987.9 DAY-HOUR 6-12 9-12 25-12 12-12 29-12 22-15 6-12 7-12 8-12 5-12 2-12 29-12 1997 1004.2 1008.5 1000.6 999.7 997.4 991.3 987.6 988.5 995.7 1002.8 1012.0 1004.1 987.6 DAY-HOUR 16- 3 22-12 7- 9 9- 9 4-12 30-12 11-12 5-15 2-12 6-12 22-12 9- 9 1998 1007.3 1000.4 1001.0 999.4 998.2 993.2 988.4 993.0 995.8 1001.0 1006.1 1008.2 988.4 DAY-HOUR 30- 3 8- 3 18-12 21-15 29-12 27-12 12-12 13-15 2-12 1-12 10-12 18-12 1999 1004.3 998.5 999.3 998.0 994.6 986.5 988.7 991.6 997.0 1004.0 1005.4 1010.9 986.5 DAY-HOUR 9- 9 20-15 26-12 8-12 20- 9 24-15 22-12 13-12 11-15 18-12 25-12 15-12 2000 1001.3 1006.8 998.0 1002.3 994.6 990.4 988.5 992.3 993.0 1006.3 1012.3 1010.4 988.5 DAY-HOUR 21- 3 7- 3 24-12 21- 9 26-12 23-12 11-12 3-12 10-12 12-12 2-12 15- 9 2001 1014.6 997.9 997.9 999.1 992.4 989.0 988.9 994.1 996.5 1001.9 997.1 1007.8 988.9 DAY-HOUR 19-12 21- 3 25- 9 12-12 30- 0 17-12 9-12 23-21 5-21 6-12 18-12 20- 3 2002 1005.1 1005.4 999.4 1000.1 997.6 992.9 991.0 990.9 1000.0 1005.4 1006.6 999.7 990.9 DAY-HOUR 7-12 26-21 27- 0 25-12 19-12 19-15 24-12 7-12 4-15 1-12 12- 0 21-12 2003 1000.8 1000.2 1000.2 1001.0 1001.4 993.3 990.4 994.2 994.4 1000.7 1008.2 1006.1 990.4 DAY-HOUR 28-12 19- 3 26- 3 21- 0 7-21 29-15 7-12 14-12 6-12 27-12 9-12 6- 9 1994-2003 1000.8 997.9 997.9 998.0 992.4 986.5 987.6 988.5 993.0 1000.7 997.1 999.7 986.5 YEAR-DAY 3-28 1-21 1-25 99- 8 1-30 99-24 97-11 97- 5 0-10 3-27 1-18 2-21 99-24 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 52 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1007.8 1003.9 998.9 998.4 999.9 1005.1 1011.8 1017.2 1019.4 ****** 2002 1022.9 1021.7 1013.5 1009.2 1006.6 1001.9 1000.5 999.2 1006.1 1012.0 1019.7 1020.9 1011.2 2003 1020.8 1015.8 1014.1 1010.6 1010.2 1001.8 996.1 1001.0 1005.8 1011.1 1019.7 1023.2 1010.8 MEAN 1021.8 1018.7 1013.8 1009.2 1006.9 1000.9 998.3 1000.0 1005.7 1011.6 1018.9 1021.1 1010.6 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 53 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2001 ****** ****** ****** 1018.9 1011.5 1010.0 1006.2 1009.0 1014.8 1021.5 1033.1 1031.4 ****** DAY-HOUR **-** **-** **-** 2- 3 5-18 12-21 22- 3 11-18 22- 6 27- 6 20- 3 22- 6 2002 1040.6 1037.8 1029.6 1021.7 1015.6 1011.0 1008.9 1009.0 1013.6 1018.5 1030.7 1035.7 1040.6 DAY-HOUR 26- 6 6- 3 6-18 1- 3 14- 3 24-18 29-18 31- 6 30- 3 23- 6 18- 6 14-15 2003 1034.2 1029.4 1036.2 1023.1 1023.6 1013.2 1004.9 1006.5 1019.0 1018.5 1032.0 1040.2 1040.2 DAY-HOUR 31- 6 28-18 2- 3 30-18 1- 6 6- 6 3- 6 4- 3 23- 3 23- 6 25- 6 11-18 1994-2003 1040.6 1037.8 1036.2 1023.1 1023.6 1013.2 1008.9 1009.0 1019.0 1021.5 1033.1 1040.2 1040.6 YEAR-DAY 2-26 2- 6 3- 2 3-30 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-11 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 54 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF COMPUTED QFF PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 2001 ****** ****** ****** 999.0 992.6 988.9 988.7 993.8 996.8 1001.7 997.1 1007.7 ****** DAY-HOUR **-** **-** **-** 12-12 29-12 17-12 9-12 29-12 5-12 6-12 18-12 20- 3 2002 1005.1 1005.4 999.3 1000.0 997.5 993.0 990.9 990.6 998.8 1005.4 1006.5 999.7 990.6 DAY-HOUR 7-12 26-21 27- 0 25-12 19-12 19-15 24-15 7-12 10-12 1-12 12- 0 21-12 2003 1000.8 1000.1 994.5 1000.8 1001.4 993.2 990.4 994.1 994.3 1000.6 1007.9 1006.1 990.4 DAY-HOUR 28-12 19- 3 26- 9 20-18 7-21 29-15 7-12 14-12 6-12 27-12 9- 0 6- 9 1994-2003 1000.8 1000.1 994.5 999.0 992.6 988.9 988.7 990.6 994.3 1000.6 997.1 999.7 988.7 YEAR-DAY 3-28 3-19 3-26 1-12 1-29 1-17 1- 9 2- 7 3- 6 3-27 1-18 2-21 1- 9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 55 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 807.8 807.7 807.1 807.3 809.6 810.8 812.2 811.8 811.9 ****** 2002 810.0 810.6 809.1 807.3 808.9 808.8 809.4 808.7 812.8 814.1 813.8 809.2 810.2 2003 810.1 806.1 807.0 809.2 811.6 808.5 806.6 810.3 811.4 813.0 813.1 812.3 809.9 MEAN 810.1 808.4 808.1 808.1 809.4 808.1 807.8 809.5 811.7 813.1 812.9 811.1 809.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 56 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 810.8 811.4 812.0 811.5 812.8 814.9 818.0 817.3 816.9 ****** DAY ** ** ** 16 23 2 28 5 23 10 2 10 2002 817.2 819.7 818.0 812.5 813.1 814.0 813.5 812.8 816.2 819.0 820.3 817.9 820.3 DAY 27 6 11 1 17 25 29 31 21 10 18 3 2003 817.6 812.9 814.3 815.5 816.0 811.9 812.1 812.7 816.7 818.1 819.7 819.0 819.7 DAY 12 7 2 8 1 6 4 4 23 15 25 12 1994-2003 817.6 819.7 818.0 815.5 816.0 814.0 813.5 812.8 816.7 819.0 820.3 819.0 820.3 YEAR-DAY 3-12 2- 6 2-11 3- 8 3- 1 2-25 2-29 1- 5 3-23 2-10 2-18 3-12 2-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 57 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 804.8 801.7 801.4 802.9 805.5 807.3 807.9 800.2 803.8 ****** DAY ** ** ** 10 9 18 18 27 6 26 18 5 2002 801.3 802.5 802.4 798.1 805.8 803.1 805.2 804.7 808.9 809.7 807.4 798.6 798.1 DAY 8 27 22 4 12 20 24 17 11 30 13 21 2003 800.2 794.7 797.6 803.0 805.9 804.5 802.7 807.6 807.8 806.3 807.1 805.0 794.7 DAY 29 19 13 21 29 30 1 1 7 29 20 19 1994-2003 800.2 794.7 797.6 798.1 801.7 801.4 802.7 804.7 807.3 806.3 800.2 798.6 794.7 YEAR-DAY 3-29 3-19 3-13 2- 4 1- 9 1-18 3- 1 2-17 1- 6 3-29 1-18 2-21 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 58 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1015.0 1014.8 1014.1 1014.4 1017.1 1018.6 1020.2 1019.7 1019.8 ****** 2002 1017.6 1018.3 1016.6 1014.3 1016.3 1016.2 1016.9 1016.1 1020.9 1022.5 1022.2 1016.6 1017.9 2003 1017.7 1012.9 1013.9 1016.7 1019.5 1015.8 1013.5 1017.9 1019.2 1021.2 1021.3 1020.3 1017.5 MEAN 1017.7 1015.6 1015.3 1015.3 1016.9 1015.3 1014.9 1017.0 1019.6 1021.3 1021.1 1018.9 1017.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 59 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1018.6 1019.3 1020.0 1019.4 1021.0 1023.5 1027.2 1026.4 1025.9 ****** DAY ** ** ** 16 23 2 28 5 23 10 2 10 2002 1026.3 1029.3 1027.2 1020.6 1021.3 1022.4 1021.8 1021.0 1025.0 1028.4 1030.0 1027.1 1030.0 DAY 27 6 11 1 17 25 29 31 21 10 18 3 2003 1026.7 1021.1 1022.8 1024.2 1024.8 1019.9 1020.1 1020.8 1025.7 1027.3 1029.3 1028.4 1029.3 DAY 12 7 2 8 1 6 4 4 23 15 25 12 1994-2003 1026.7 1029.3 1027.2 1024.2 1024.8 1022.4 1021.8 1021.0 1025.7 1028.4 1030.0 1028.4 1030.0 YEAR-DAY 3-12 2- 6 2-11 3- 8 3- 1 2-25 2-29 1- 5 3-23 2-10 2-18 3-12 2-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 60 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1011.3 1007.6 1007.2 1009.0 1012.2 1014.3 1015.1 1005.8 1010.1 ****** DAY ** ** ** 10 9 18 18 27 6 26 18 5 2002 1007.1 1008.6 1008.4 1003.3 1012.5 1009.3 1011.8 1011.2 1016.3 1017.2 1014.5 1003.9 1003.3 DAY 8 27 22 4 12 20 24 17 11 30 13 21 2003 1005.8 999.2 1002.7 1009.2 1012.7 1011.0 1008.8 1014.7 1014.9 1013.1 1014.1 1011.6 999.2 DAY 29 19 13 21 29 30 1 1 7 29 20 19 1994-2003 1005.8 999.2 1002.7 1003.3 1007.6 1007.2 1008.8 1011.2 1014.3 1013.1 1005.8 1003.9 999.2 YEAR-DAY 3-29 3-19 3-13 2- 4 1- 9 1-18 3- 1 2-17 1- 6 3-29 1-18 2-21 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 61 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1007.1 1003.9 999.0 997.7 999.4 1004.4 1010.9 1016.2 1018.8 ****** 2002 1022.0 1020.9 1012.8 1008.9 1006.5 1001.9 1000.3 998.9 1005.5 1011.2 1018.6 1020.4 1010.7 2003 1020.1 1015.0 1013.9 1009.8 1010.3 1002.1 995.9 1000.5 1005.2 1010.2 1018.6 1022.5 1010.3 MEAN 1021.1 1017.9 1013.4 1008.6 1006.9 1001.0 998.0 999.6 1005.0 1010.8 1017.8 1020.6 1010.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 62 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1013.1 1011.1 1008.6 1002.6 1007.2 1012.1 1017.5 1031.4 1027.2 ****** DAY ** ** ** 8 6 2 22 12 20 2 20 22 2002 1038.7 1034.8 1025.8 1019.5 1014.5 1009.4 1007.2 1007.1 1010.7 1016.5 1027.6 1033.9 1038.7 DAY 26 6 7 1 14 25 29 31 22 23 17 15 2003 1027.4 1024.6 1032.6 1019.8 1022.2 1010.7 1003.7 1005.1 1016.3 1017.0 1029.2 1037.8 1037.8 DAY 12 7 2 30 1 6 3 4 23 23 25 12 1994-2003 1038.7 1034.8 1032.6 1019.8 1022.2 1010.7 1007.2 1007.2 1016.3 1017.5 1031.4 1037.8 1038.7 YEAR-DAY 2-26 2- 6 3- 2 3-30 3- 1 3- 6 2-29 1-12 3-23 1- 2 1-20 3-12 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 63 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFF PRESSURE IN HPA AT 0000 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 999.2 992.4 991.2 990.2 994.5 998.2 1003.8 1001.8 1008.0 ****** DAY ** ** ** 26 30 18 10 24 5 1 18 20 2002 1005.7 1006.5 999.4 1002.7 999.4 993.8 994.6 992.7 1000.0 1007.1 1006.6 1004.0 992.7 DAY 8 25 27 29 29 20 24 8 11 14 12 21 2003 1008.2 1001.7 1000.9 1001.0 1002.6 994.8 992.3 996.2 997.8 1001.9 1008.3 1006.4 992.3 DAY 29 20 26 21 29 30 30 14 6 27 9 19 1994-2003 1005.7 1001.7 999.4 999.2 992.4 991.2 990.2 992.7 997.8 1001.9 1001.8 1004.0 990.2 YEAR-DAY 2- 8 3-20 2-27 1-26 1-30 1-18 1-10 2- 8 3- 6 3-27 1-18 2-21 1-10 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 64 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1007.2 1004.0 999.1 998.1 999.5 1004.4 1011.0 1016.2 1018.8 ****** 2002 1022.0 1020.9 1012.7 1008.8 1006.4 1001.9 1000.3 999.0 1005.5 1011.2 1018.6 1020.4 1010.6 2003 1020.1 1015.0 1013.4 1009.8 1010.3 1001.9 995.9 1000.5 1005.2 1010.2 1018.6 1022.5 1010.3 MEAN 1021.0 1017.9 1013.1 1008.6 1006.9 1001.0 998.1 999.7 1005.0 1010.8 1017.8 1020.5 1010.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 65 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1013.3 1011.2 1008.5 1003.0 1007.6 1012.3 1017.5 1031.4 1027.2 ****** DAY ** ** ** 8 6 2 22 12 20 28 20 22 2002 1038.6 1034.8 1025.8 1019.6 1014.4 1009.4 1007.2 1007.1 1010.7 1016.5 1027.7 1033.8 1038.6 DAY 26 6 11 1 14 25 29 31 22 23 17 15 2003 1027.3 1024.6 1032.7 1019.9 1022.2 1010.6 1003.8 1005.1 1016.3 1017.0 1029.2 1037.7 1037.7 DAY 12 7 2 30 1 6 3 4 23 23 25 12 1994-2003 1038.6 1034.8 1032.7 1019.9 1022.2 1010.6 1007.2 1007.6 1016.3 1017.5 1031.4 1037.7 1038.6 YEAR-DAY 2-26 2- 6 3- 2 3-30 3- 1 3- 6 2-29 1-12 3-23 1-28 1-20 3-12 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 66 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1000.3 992.9 991.4 990.8 994.8 998.3 1003.9 1001.8 1007.9 ****** DAY ** ** ** 26 30 18 10 24 5 1 18 20 2002 1005.7 1006.4 999.3 1002.8 999.4 993.7 994.7 993.8 999.7 1007.0 1006.5 1003.9 993.7 DAY 8 25 27 29 29 20 24 16 11 14 12 21 2003 1008.2 1001.6 998.7 1001.2 1002.6 994.8 992.3 996.2 997.8 1001.8 1007.9 1006.4 992.3 DAY 29 20 13 21 29 30 30 14 6 27 9 19 1994-2003 1005.7 1001.6 998.7 1000.3 992.9 991.4 990.8 993.8 997.8 1001.8 1001.8 1003.9 990.8 YEAR-DAY 2- 8 3-20 3-13 1-26 1-30 1-18 1-10 2-16 3- 6 3-27 1-18 2-21 1-10 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 67 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 806.7 808.7 811.0 810.7 807.7 806.7 808.1 814.4 815.2 810.6 810.4 ****** 1995 811.5 809.1 809.1 809.1 812.1 809.4 806.4 809.2 811.2 813.5 811.1 810.9 810.2 1996 809.2 807.0 805.4 808.7 810.6 808.8 809.8 809.6 809.8 812.4 814.1 811.8 809.8 1997 808.0 807.9 804.7 807.7 810.9 808.3 806.4 808.4 811.7 813.1 812.3 809.3 809.1 1998 806.6 807.3 806.9 809.3 810.4 810.6 807.8 810.6 810.9 813.6 813.3 813.0 810.0 1999 809.6 807.9 807.1 809.1 809.8 808.2 807.3 809.8 810.1 812.3 811.0 813.9 809.7 2000 807.4 808.3 807.5 809.7 808.8 808.0 809.1 809.5 810.0 812.5 812.7 809.9 809.5 2001 810.4 807.9 808.6 809.3 808.0 807.5 807.8 810.1 811.4 812.3 812.0 811.8 809.8 2002 809.9 810.7 809.5 807.4 809.4 809.2 809.9 809.2 813.2 814.3 814.0 809.1 810.5 2003 810.0 806.2 807.2 809.5 811.9 809.0 807.2 810.9 811.9 813.4 813.3 812.3 810.2 MEAN 809.2 807.9 807.5 809.1 810.2 808.7 807.8 809.5 811.4 813.2 812.4 811.2 809.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 68 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 814.4 813.7 816.1 815.2 811.5 809.5 812.5 819.6 819.7 818.0 815.7 ****** DAY ** 19 18 5 18 8 3 15 23 11 2 22 1995 818.6 813.7 816.2 813.1 815.7 812.6 810.4 812.2 816.4 820.2 816.9 814.3 820.2 DAY 7 1 3 13 23 1 4 25 13 25 16 10 1996 815.6 812.3 810.4 812.3 813.9 811.9 814.6 815.3 815.3 819.2 820.8 816.1 820.8 DAY 26 24 29 4 18 12 4 29 26 2 18 8 1997 813.5 814.0 814.8 813.1 815.2 812.3 810.1 811.1 815.6 817.1 820.2 814.6 820.2 DAY 12 17 11 23 12 8 19 25 19 9 8 28 1998 813.8 818.2 813.0 818.8 817.0 815.5 813.7 813.9 813.8 818.2 818.1 818.5 818.8 DAY 22 23 28 12 8 17 20 25 27 14 21 9 1999 818.3 813.1 813.1 812.9 816.7 812.3 810.7 815.4 814.0 815.4 815.5 818.6 818.6 DAY 2 12 31 11 28 1 19 20 30 2 3 6 2000 815.1 814.8 813.3 814.0 812.1 811.5 814.6 812.2 813.8 815.2 819.5 815.3 819.5 DAY 31 11 27 2 6 13 30 23 29 6 17 4 2001 813.7 814.5 816.1 816.9 811.8 812.8 812.4 813.2 815.4 818.7 817.9 816.6 818.7 DAY 10 9 1 2 14 2 29 5 23 10 2 9 2002 817.3 820.2 818.5 813.8 813.7 814.5 813.9 812.8 816.5 819.2 820.2 818.3 820.2 DAY 27 6 11 1 17 25 29 31 21 10 18 3 2003 817.5 812.8 815.4 814.6 816.1 812.5 812.6 813.4 816.9 818.4 820.0 818.7 820.0 DAY 12 7 2 8 1 6 3 4 23 15 25 12 1994-2003 818.6 820.2 818.5 818.8 817.0 815.5 814.6 815.4 819.6 820.2 820.8 818.7 820.8 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 96- 4 99-20 94-23 95-25 96-18 3-12 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 69 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 799.0 798.7 803.6 804.2 804.7 803.4 803.4 809.7 811.6 801.7 796.8 ****** DAY ** 1 12 2 1 3 31 2 1 18 26 4 1995 805.8 798.1 801.6 805.2 808.0 805.2 803.0 806.8 805.7 808.2 805.2 807.1 798.1 DAY 17 5 17 19 2 29 16 8 20 12 24 4 1996 802.0 799.5 801.0 800.9 806.5 803.9 803.8 804.5 802.8 805.2 809.9 807.3 799.5 DAY 19 5 2 13 29 19 7 8 22 27 29 25 1997 798.1 802.5 798.1 800.1 802.8 803.4 803.2 803.9 807.6 810.3 809.1 801.7 798.1 DAY 16 5 7 5 5 30 11 5 3 2 20 10 1998 796.2 795.9 799.9 802.5 804.7 807.6 802.8 807.3 807.3 809.3 808.5 806.3 795.9 DAY 13 14 15 23 30 27 5 13 5 1 11 24 1999 800.7 799.6 801.5 802.6 804.2 800.6 803.3 806.6 806.4 808.1 804.0 807.3 799.6 DAY 9 20 21 8 20 25 14 14 16 31 26 14 2000 795.8 797.5 800.0 804.5 805.7 804.2 802.9 803.2 804.5 809.8 808.6 803.0 795.8 DAY 21 7 2 10 20 26 11 31 1 23 22 15 2001 806.6 794.8 797.2 804.4 801.9 802.2 803.0 806.0 807.7 807.4 799.4 803.6 794.8 DAY 19 21 25 26 9 18 18 27 5 26 18 5 2002 801.4 802.3 801.6 798.2 805.5 803.6 804.8 805.1 809.7 809.7 807.7 797.0 797.0 DAY 8 27 22 4 12 20 24 17 11 30 13 21 2003 800.3 793.7 798.8 803.4 806.0 804.6 803.5 808.2 808.1 806.7 807.5 803.7 793.7 DAY 28 19 13 21 29 30 1 1 7 29 20 6 1994-2003 795.8 793.7 797.2 798.2 801.9 800.6 802.8 803.2 802.8 805.2 799.4 796.8 793.7 YEAR-DAY 0-21 3-19 1-25 2- 4 1- 9 99-25 98- 5 0-31 96-22 96-27 1-18 94- 4 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 70 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1013.7 1016.0 1018.8 1018.4 1014.8 1013.7 1015.3 1022.9 1023.8 1018.3 1018.1 ****** 1995 1019.4 1016.5 1016.5 1016.5 1020.1 1016.9 1013.2 1016.6 1019.0 1021.9 1018.9 1018.7 1017.8 1996 1016.6 1013.9 1012.1 1016.0 1018.3 1016.1 1017.4 1017.1 1017.3 1020.5 1022.5 1019.7 1017.3 1997 1015.2 1015.1 1011.2 1014.8 1018.6 1015.5 1013.2 1015.7 1019.7 1021.3 1020.3 1016.8 1016.5 1998 1013.5 1014.4 1013.9 1016.7 1018.0 1018.3 1014.9 1018.3 1018.6 1021.9 1021.5 1021.2 1017.6 1999 1017.1 1015.1 1014.1 1016.5 1017.3 1015.4 1014.3 1017.4 1017.7 1020.3 1018.8 1022.2 1017.2 2000 1014.5 1015.5 1014.6 1017.3 1016.1 1015.2 1016.5 1017.0 1017.6 1020.6 1020.9 1017.4 1016.9 2001 1018.0 1015.0 1015.9 1016.8 1015.2 1014.6 1015.0 1017.7 1019.2 1020.4 1019.9 1019.8 1017.3 2002 1017.5 1018.5 1017.0 1014.5 1016.8 1016.7 1017.5 1016.6 1021.4 1022.7 1022.4 1016.5 1018.2 2003 1017.6 1013.0 1014.3 1017.0 1019.8 1016.4 1014.2 1018.7 1019.8 1021.6 1021.5 1020.3 1017.9 MEAN 1016.6 1015.1 1014.6 1016.5 1017.9 1016.0 1015.0 1017.0 1019.3 1021.5 1020.5 1019.1 1017.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 71 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1022.9 1022.0 1024.9 1023.8 1019.4 1017.0 1020.6 1029.1 1029.3 1027.2 1024.4 ****** DAY ** 19 18 5 18 8 3 15 23 11 2 22 1995 1027.9 1022.0 1025.0 1021.3 1024.4 1020.7 1018.1 1020.2 1025.3 1029.9 1025.9 1022.8 1029.9 DAY 7 1 3 13 23 1 4 25 13 25 16 10 1996 1024.3 1020.4 1018.1 1020.4 1022.3 1019.9 1023.1 1024.0 1024.0 1028.7 1030.6 1024.9 1030.6 DAY 26 24 29 4 18 12 4 29 26 2 18 8 1997 1021.8 1022.4 1023.4 1021.3 1023.8 1020.4 1017.7 1018.9 1024.3 1026.1 1029.9 1023.1 1029.9 DAY 12 17 11 23 12 8 19 25 19 9 8 28 1998 1022.2 1027.5 1021.2 1028.2 1026.0 1024.2 1022.0 1022.3 1022.2 1027.5 1027.3 1027.8 1028.2 DAY 22 23 28 12 8 17 20 25 27 14 21 9 1999 1027.6 1021.3 1021.3 1021.1 1025.7 1020.4 1018.4 1024.1 1022.4 1024.1 1024.2 1027.9 1027.9 DAY 2 12 31 11 28 1 19 20 30 2 3 6 2000 1023.7 1023.4 1021.6 1022.4 1020.1 1019.4 1023.1 1020.2 1022.2 1023.8 1029.0 1024.0 1029.0 DAY 31 11 27 2 6 13 30 23 29 6 17 4 2001 1022.0 1023.0 1024.9 1025.9 1019.8 1021.0 1020.5 1021.4 1024.1 1028.1 1027.1 1025.5 1028.1 DAY 10 9 1 2 14 2 29 5 23 10 2 9 2002 1026.4 1029.9 1027.8 1022.2 1022.0 1023.0 1022.3 1021.0 1025.4 1028.7 1029.9 1027.6 1029.9 DAY 27 6 11 1 17 25 29 31 21 10 18 3 2003 1026.6 1021.0 1024.1 1023.1 1024.9 1020.6 1020.7 1021.7 1025.9 1027.7 1029.6 1028.1 1029.6 DAY 12 7 2 8 1 6 3 4 23 15 25 12 1994-2003 1027.9 1029.9 1027.8 1028.2 1026.0 1024.2 1023.1 1024.1 1029.1 1029.9 1030.6 1028.1 1030.6 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 96- 4 99-20 94-23 95-25 96-18 3-12 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 72 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1004.4 1004.0 1009.9 1010.6 1011.2 1009.6 1009.6 1017.2 1019.5 1007.6 1001.7 ****** DAY ** 1 12 2 1 3 31 2 1 18 26 4 1995 1012.5 1003.3 1007.5 1011.8 1015.2 1011.8 1009.2 1013.7 1012.4 1015.4 1011.8 1014.1 1003.3 DAY 17 5 17 19 2 29 16 8 20 12 24 4 1996 1008.0 1005.0 1006.8 1006.6 1013.4 1010.2 1010.1 1011.0 1008.9 1011.8 1017.5 1014.3 1005.0 DAY 19 5 2 13 29 19 7 8 22 27 29 25 1997 1003.3 1008.6 1003.3 1005.7 1008.9 1009.6 1009.4 1010.2 1014.7 1017.9 1016.5 1007.6 1003.3 DAY 16 5 7 5 5 30 11 5 3 2 20 10 1998 1001.0 1000.6 1005.4 1008.6 1011.2 1014.7 1008.9 1014.3 1014.3 1016.7 1015.8 1013.1 1000.6 DAY 13 14 15 23 30 27 5 13 5 1 11 24 1999 1006.4 1005.1 1007.4 1008.7 1010.6 1006.3 1009.5 1013.5 1013.3 1015.3 1010.4 1014.3 1005.1 DAY 9 20 21 8 20 25 14 14 16 31 26 14 2000 1000.5 1002.5 1005.6 1011.0 1012.4 1010.6 1009.0 1009.4 1011.0 1017.3 1015.9 1009.2 1000.5 DAY 21 7 2 10 20 26 11 31 1 23 22 15 2001 1013.5 999.3 1002.2 1010.8 1007.8 1008.2 1009.2 1012.8 1014.8 1014.5 1004.8 1009.9 999.3 DAY 19 21 25 26 9 18 18 27 5 26 18 5 2002 1007.2 1008.3 1007.5 1003.4 1012.2 1009.9 1011.3 1011.7 1017.2 1017.2 1014.8 1001.9 1001.9 DAY 8 27 22 4 12 20 24 17 11 30 13 21 2003 1005.9 998.0 1004.1 1009.6 1012.8 1011.1 1009.8 1015.4 1015.3 1013.6 1014.6 1010.0 998.0 DAY 28 19 13 21 29 30 1 1 7 29 20 6 1994-2003 1000.5 998.0 1002.2 1003.4 1007.8 1006.3 1008.9 1009.4 1008.9 1011.8 1004.8 1001.7 998.0 YEAR-DAY 0-21 3-19 1-25 2- 4 1- 9 99-25 98- 5 0-31 96-22 96-27 1-18 94- 4 3-19 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 73 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1031.6 1028.5 1025.5 1022.9 1014.7 1010.5 1011.8 1025.6 1030.9 1029.5 1036.4 ****** 1995 1037.1 1032.4 1028.1 1024.7 1025.1 1018.3 1009.4 1012.0 1019.2 1027.4 1017.5 1023.4 1022.9 1996 1023.2 1017.1 1014.3 1012.9 1009.4 1003.4 1002.4 1001.4 1004.7 1014.1 1022.0 1020.3 1012.1 1997 1019.4 1020.7 1013.0 1010.2 1009.9 1001.4 996.4 998.2 1007.9 1013.4 1019.0 1019.0 1010.7 1998 1021.1 1020.7 1014.9 1010.7 1008.8 1003.4 998.6 1001.7 1005.9 1014.7 1016.9 1019.2 1011.4 1999 1020.8 1016.1 1013.1 1011.0 1006.2 1000.3 998.8 1000.6 1005.1 1012.0 1018.0 1024.5 1010.5 2000 1019.7 1021.6 1014.7 1009.9 1005.0 1000.6 999.9 1000.5 1004.4 1014.6 1020.5 1020.3 1011.0 2001 1023.0 1018.2 1012.4 1009.1 1004.6 999.7 999.4 1001.0 1006.5 1012.7 1018.0 1019.8 1010.4 2002 1023.4 1022.1 1014.5 1009.8 1007.3 1002.6 1001.7 1000.3 1007.6 1013.1 1020.6 1021.1 1012.0 2003 1021.0 1016.2 1014.9 1011.2 1011.1 1002.9 997.4 1002.5 1007.4 1012.4 1020.8 1023.6 1011.8 MEAN 1023.2 1021.7 1016.8 1013.5 1011.0 1004.7 1001.5 1003.0 1009.4 1016.5 1020.3 1022.8 1013.7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 74 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1045.1 1036.6 1038.8 1030.8 1019.5 1018.9 1017.7 1032.5 1037.2 1039.8 1052.9 ****** DAY ** 19 2 5 18 24 2 15 23 11 10 7 1995 1051.9 1039.3 1038.4 1031.8 1029.8 1026.2 1015.9 1018.2 1030.1 1039.9 1028.1 1030.5 1051.9 DAY 7 25 3 7 9 8 4 25 27 25 27 20 1996 1033.7 1026.5 1021.6 1026.4 1014.3 1012.0 1009.2 1012.2 1013.1 1025.3 1034.7 1027.2 1034.7 DAY 27 4 29 4 5 12 9 29 25 19 18 3 1997 1030.4 1033.9 1026.5 1022.2 1016.6 1007.7 1002.5 1005.4 1017.6 1019.0 1029.0 1031.2 1033.9 DAY 29 7 11 13 6 1 8 21 15 29 8 28 1998 1029.7 1036.7 1025.3 1021.2 1020.0 1011.5 1007.5 1007.6 1012.4 1023.7 1022.8 1032.3 1036.7 DAY 23 22 4 7 4 17 21 3 28 11 25 5 1999 1035.9 1023.4 1024.3 1019.1 1012.7 1008.2 1005.4 1013.4 1015.9 1021.0 1031.0 1039.5 1039.5 DAY 2 1 19 11 2 17 28 20 28 27 30 5 2000 1035.2 1034.5 1024.3 1017.8 1011.4 1010.7 1007.3 1007.4 1013.7 1021.2 1031.4 1035.0 1035.2 DAY 31 11 1 2 7 14 30 9 29 16 17 29 2001 1033.7 1029.3 1026.0 1018.9 1010.8 1009.4 1006.2 1009.2 1014.3 1019.8 1033.1 1029.6 1033.7 DAY 28 12 11 2 6 13 22 12 22 2 20 22 2002 1040.4 1037.9 1027.4 1021.7 1015.7 1010.2 1008.8 1007.6 1013.7 1018.4 1030.4 1033.5 1040.4 DAY 26 6 11 1 14 25 29 31 30 23 18 15 2003 1028.6 1025.7 1036.2 1020.8 1022.5 1011.1 1005.0 1006.5 1019.1 1018.3 1031.9 1039.1 1039.1 DAY 12 7 2 29 1 6 3 4 23 23 23 12 1994-2003 1051.9 1045.1 1038.4 1038.8 1030.8 1026.2 1018.9 1018.2 1032.5 1039.9 1039.8 1052.9 1052.9 YEAR-DAY 95- 7 94-19 95- 3 94- 5 94-18 95- 8 94- 2 95-25 94-23 95-25 94-10 94- 7 94- 7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 75 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFF PRESSURE IN HPA AT 0300 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1019.4 1015.8 1017.2 1016.8 1008.1 1002.8 1002.9 1017.3 1023.5 1020.4 1016.9 ****** DAY ** 12 12 23 1 3 31 1 1 14 26 4 1995 1024.7 1015.5 1017.5 1016.7 1020.8 1009.5 1002.7 1006.7 1012.1 1011.7 1006.4 1015.4 1002.7 DAY 17 5 17 19 11 29 16 8 5 31 24 4 1996 1011.3 1006.7 1006.0 1000.9 1003.4 994.6 994.9 994.4 998.1 1003.8 1013.9 1012.9 994.4 DAY 6 10 25 13 30 19 4 8 22 27 7 29 1997 1004.2 1010.5 1002.0 1002.3 1001.2 993.8 989.2 990.4 1000.2 1006.5 1013.3 1006.7 989.2 DAY 16 22 7 28 4 30 11 5 2 2 20 10 1998 1007.3 1000.4 1003.2 1002.8 999.9 995.6 991.6 995.4 999.1 1005.1 1008.1 1009.0 991.6 DAY 30 8 30 17 12 27 12 17 2 2 11 18 1999 1004.7 1002.6 1004.8 1002.1 998.2 988.7 992.0 995.2 999.4 1007.1 1007.2 1013.3 988.7 DAY 9 20 21 8 20 25 4 14 11 11 1 14 2000 1001.3 1006.8 1003.4 1003.3 997.9 992.6 990.7 995.0 995.9 1007.8 1015.4 1010.9 990.7 DAY 21 7 24 29 26 24 11 3 1 23 3 21 2001 1015.6 997.9 998.0 1001.2 994.7 992.4 991.4 995.5 999.7 1003.9 1001.4 1007.8 991.4 DAY 18 21 25 26 30 6 10 30 5 26 18 20 2002 1006.5 1005.6 1002.1 1002.4 1000.3 994.5 995.6 994.5 1001.5 1007.8 1006.9 1002.0 994.5 DAY 8 25 28 4 20 20 24 7 4 5 12 21 2003 1008.3 1000.2 1000.2 1002.6 1003.3 995.3 993.3 997.0 1000.0 1002.6 1011.3 1007.8 993.3 DAY 15 19 26 21 29 30 8 15 7 27 9 19 1994-2003 1001.3 997.9 998.0 1000.9 994.7 988.7 989.2 990.4 995.9 1002.6 1001.4 1002.0 988.7 YEAR-DAY 0-21 1-21 1-25 96-13 1-30 99-25 97-11 97- 5 0- 1 3-27 1-18 2-21 99-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 76 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** 1017.6 1015.1 1012.3 1009.7 1001.9 997.6 998.9 1012.6 1017.4 1016.1 1022.9 ****** 1995 1023.5 1018.8 1014.9 1011.4 1011.8 1005.2 996.4 999.1 1006.6 1015.7 1016.7 1022.8 1011.9 1996 1022.9 1016.4 1013.6 1012.3 1008.2 1002.8 1001.8 1001.0 1004.3 1013.6 1021.3 1019.6 1011.5 1997 1018.8 1020.7 1013.1 1010.2 1009.9 1001.5 996.6 998.2 1007.9 1013.3 1019.1 1019.1 1010.7 1998 1021.2 1020.6 1014.9 1010.7 1008.8 1003.4 998.9 1001.8 1005.9 1014.7 1017.0 1019.2 1011.4 1999 1020.8 1016.1 1013.2 1011.0 1006.2 1000.3 999.1 1000.6 1005.2 1011.9 1018.0 1024.6 1010.6 2000 1019.8 1021.8 1014.8 1010.0 1005.1 1000.9 1000.1 1000.5 1004.5 1014.6 1020.6 1020.1 1011.1 2001 1023.1 1018.1 1012.4 1009.2 1004.8 999.8 999.7 1001.0 1006.5 1012.7 1017.9 1019.8 1010.4 2002 1023.4 1022.1 1014.5 1009.8 1007.2 1002.6 1001.8 1000.4 1007.5 1013.2 1020.6 1021.1 1012.0 2003 1021.0 1016.2 1014.9 1011.1 1011.1 1002.9 997.3 1002.5 1007.4 1012.4 1020.8 1023.6 1011.8 MEAN 1021.6 1018.8 1014.1 1010.8 1008.3 1002.1 998.9 1000.4 1006.8 1013.9 1018.8 1021.3 1011.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 77 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** 1031.6 1023.2 1025.4 1017.3 1007.2 1006.2 1004.9 1019.7 1023.9 1026.3 1039.3 ****** DAY ** 19 17 5 18 5 2 15 23 11 10 7 1995 1038.4 1025.9 1024.8 1018.4 1016.3 1012.6 1002.9 1005.0 1018.5 1027.3 1026.6 1030.0 1038.4 DAY 7 25 3 7 9 8 4 25 22 25 27 20 1996 1035.7 1026.0 1020.9 1025.6 1013.4 1011.4 1008.4 1011.1 1012.6 1024.5 1033.9 1026.4 1035.7 DAY 26 4 29 4 5 12 9 29 25 19 18 3 1997 1030.0 1034.0 1026.3 1022.3 1016.6 1007.8 1002.6 1003.9 1017.7 1019.0 1028.9 1031.3 1034.0 DAY 29 7 11 13 6 1 8 21 15 29 8 28 1998 1029.7 1037.8 1025.2 1021.2 1019.8 1011.4 1007.9 1007.5 1012.6 1023.7 1022.8 1032.5 1037.8 DAY 23 22 4 7 4 17 21 3 28 11 25 5 1999 1035.9 1023.5 1024.4 1019.1 1012.7 1008.4 1005.5 1013.5 1015.9 1021.0 1031.1 1039.7 1039.7 DAY 2 1 19 11 2 17 28 20 28 27 30 5 2000 1035.8 1035.2 1024.4 1017.8 1011.4 1012.9 1007.7 1007.7 1013.7 1021.1 1031.3 1035.5 1035.8 DAY 31 11 1 2 7 13 31 9 29 16 17 29 2001 1033.7 1029.4 1025.7 1018.9 1010.9 1009.4 1006.2 1008.8 1014.2 1020.4 1033.1 1029.5 1033.7 DAY 28 12 11 2 6 13 22 12 22 27 20 22 2002 1040.5 1037.8 1028.1 1021.7 1015.6 1010.2 1008.7 1007.7 1013.6 1018.3 1030.5 1033.5 1040.5 DAY 26 6 7 1 14 25 29 31 30 23 18 15 2003 1028.5 1025.6 1036.2 1020.7 1022.5 1011.0 1004.9 1006.5 1019.0 1018.3 1031.8 1039.1 1039.1 DAY 12 7 2 29 1 6 3 4 23 23 23 12 1994-2003 1040.5 1037.8 1036.2 1025.6 1022.5 1012.9 1008.7 1013.5 1019.7 1027.3 1033.9 1039.7 1040.5 YEAR-DAY 2-26 2- 6 3- 2 96- 4 3- 1 0-13 2-29 99-20 94-23 95-25 96-18 99- 5 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 78 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** 1005.1 1002.7 1004.5 1003.8 995.7 989.7 990.2 1004.1 1010.5 1007.1 1003.9 ****** DAY ** 12 12 23 1 3 31 1 1 14 26 4 1995 1011.5 1002.3 1004.4 1003.5 1007.8 996.5 990.1 994.2 999.5 1004.2 1006.1 1014.9 990.1 DAY 17 5 17 19 11 22 16 8 20 4 24 4 1996 1010.5 1006.1 1005.3 1000.0 1001.5 994.3 995.6 993.8 997.6 1002.9 1011.7 1012.4 993.8 DAY 6 10 25 13 25 19 6 8 22 27 7 29 1997 1003.5 1010.4 1002.1 1002.6 1001.2 993.7 990.0 990.4 1000.3 1006.4 1013.3 1006.8 990.0 DAY 16 22 7 28 4 30 11 5 2 2 20 10 1998 1007.3 1000.5 1003.1 1002.7 1000.0 995.6 991.9 995.2 999.0 1005.0 1008.1 1008.8 991.9 DAY 30 8 30 17 21 27 5 17 2 2 11 18 1999 1004.8 1002.7 1004.7 1002.2 998.1 989.1 992.1 995.4 999.4 1006.8 1007.2 1013.2 989.1 DAY 9 20 21 8 20 25 22 13 11 11 26 14 2000 1001.3 1006.7 1003.6 1003.9 997.7 993.0 990.8 994.9 996.5 1007.5 1015.5 1010.8 990.8 DAY 21 7 24 15 26 24 11 4 1 23 3 21 2001 1015.8 998.0 998.2 1001.3 994.8 992.5 992.0 995.6 999.5 1004.0 1001.5 1007.7 992.0 DAY 18 21 25 26 30 6 10 30 5 26 18 20 2002 1006.5 1005.6 1002.1 1002.4 1000.3 994.5 995.7 994.5 1001.5 1008.6 1006.9 1002.1 994.5 DAY 8 25 28 4 20 20 24 7 4 14 12 21 2003 1008.3 1000.1 1000.2 1002.7 1003.3 995.3 993.3 996.9 1000.0 1002.6 1011.4 1007.9 993.3 DAY 15 19 26 21 29 30 8 15 7 27 9 19 1994-2003 1001.3 998.0 998.2 1000.0 994.8 989.1 989.7 990.2 996.5 1002.6 1001.5 1002.1 989.1 YEAR-DAY 0-21 1-21 1-25 96-13 1-30 99-25 94-31 94- 1 0- 1 3-27 1-18 2-21 99-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 79 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 807.7 809.5 811.7 811.2 808.0 807.0 808.5 815.1 816.0 811.6 811.3 ****** 1995 812.4 810.0 810.0 809.7 812.6 809.7 806.7 809.6 811.8 814.4 812.0 811.7 810.9 1996 810.0 808.0 806.2 809.5 811.2 809.1 810.3 810.1 810.5 813.2 814.9 812.6 810.5 1997 808.8 808.8 805.5 808.3 811.3 808.6 806.6 809.0 812.3 813.8 813.0 810.3 809.7 1998 807.5 808.4 807.8 809.9 811.0 811.0 808.1 811.0 811.5 814.5 814.1 813.9 810.7 1999 810.4 808.8 808.0 809.8 810.2 808.6 807.5 810.3 810.7 813.2 811.9 814.6 810.3 2000 808.2 809.2 808.3 810.3 809.2 808.4 809.5 810.1 810.6 813.2 813.7 810.7 810.1 2001 811.2 808.8 809.4 809.9 808.4 807.8 808.0 810.6 812.0 813.1 812.8 812.7 810.4 2002 810.7 811.7 810.2 808.0 809.8 809.5 810.2 809.5 813.9 815.1 814.9 810.0 811.1 2003 810.9 806.9 808.0 810.1 812.3 809.1 807.3 811.3 812.4 814.2 814.0 813.2 810.8 MEAN 810.0 808.8 808.3 809.7 810.7 809.0 808.1 810.0 812.1 814.1 813.3 812.1 810.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 80 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 815.4 815.2 817.4 815.9 812.2 810.0 813.1 820.5 820.6 819.4 816.3 ****** DAY ** 19 18 5 18 8 13 15 23 11 2 7 1995 819.4 814.8 817.4 814.0 816.2 813.1 810.6 812.4 817.2 821.3 817.7 815.0 821.3 DAY 7 13 3 12 23 2 4 25 13 25 16 10 1996 816.7 813.1 811.3 813.1 814.9 811.9 814.8 816.1 816.3 819.6 821.7 817.1 821.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 1997 814.1 814.9 815.9 813.8 815.5 812.7 810.8 811.8 816.5 818.3 821.4 816.4 821.4 DAY 12 17 11 24 12 8 19 21 19 9 8 28 1998 814.7 819.0 814.4 819.3 818.0 815.3 814.1 814.0 814.6 818.8 819.0 819.5 819.5 DAY 22 23 28 12 8 17 20 25 19 14 21 29 1999 819.2 814.4 814.1 813.9 817.3 812.5 810.7 816.1 814.9 816.6 816.7 819.0 819.2 DAY 2 12 31 11 28 1 19 20 30 1 3 6 2000 815.8 815.1 813.9 814.5 812.3 811.8 815.5 813.3 814.5 815.9 819.8 816.7 819.8 DAY 31 11 27 2 6 13 30 23 29 30 17 4 2001 814.3 815.4 817.5 817.2 812.1 813.4 812.9 813.9 816.0 819.6 819.1 817.5 819.6 DAY 9 9 1 2 14 2 28 5 22 10 2 9 2002 818.3 820.3 819.4 814.8 814.1 814.8 813.9 813.4 817.3 820.2 821.4 819.4 821.4 DAY 27 6 11 1 17 25 29 31 29 10 18 3 2003 818.2 813.4 816.5 816.7 816.8 812.6 813.3 813.7 817.3 819.8 821.6 819.6 821.6 DAY 12 6 2 8 1 6 3 8 27 15 25 30 1994-2003 819.4 820.3 819.4 819.3 818.0 815.3 815.5 816.1 820.5 821.3 821.7 819.6 821.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-30 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 81 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 799.6 799.5 804.5 805.1 804.8 804.2 803.8 810.1 812.6 804.2 797.7 ****** DAY ** 1 12 2 1 3 30 2 2 14 26 4 1995 806.3 799.5 803.0 806.3 808.4 805.1 803.1 806.9 806.0 809.0 805.4 807.8 799.5 DAY 11 5 26 18 2 29 16 8 20 12 24 4 1996 803.0 799.2 802.0 802.9 806.9 804.3 804.4 805.3 804.8 805.7 810.6 808.1 799.2 DAY 19 5 2 13 29 19 7 8 21 27 29 14 1997 799.4 802.0 797.6 799.9 803.4 803.6 803.2 804.2 808.1 810.7 810.0 802.4 797.6 DAY 16 5 7 10 4 24 11 5 3 2 20 10 1998 797.2 799.0 801.3 803.4 804.9 808.0 803.0 807.6 807.6 809.7 810.0 808.2 797.2 DAY 13 15 15 23 21 27 5 13 5 1 10 24 1999 800.7 800.1 801.8 801.3 802.8 801.0 803.5 806.9 807.1 808.4 803.8 808.0 800.1 DAY 9 20 21 8 20 25 14 13 16 31 26 14 2000 797.6 799.2 800.4 805.2 806.2 804.5 803.4 805.2 805.4 810.4 809.4 803.4 797.6 DAY 21 7 2 10 20 24 11 31 1 23 22 15 2001 806.7 794.4 797.7 804.5 802.2 802.7 803.4 806.5 808.4 809.1 799.5 804.5 794.4 DAY 19 21 25 12 9 17 18 27 5 26 18 5 2002 802.7 803.4 801.8 799.2 805.8 803.1 804.7 805.7 810.2 810.6 808.6 797.4 797.4 DAY 8 25 22 4 12 20 24 17 10 21 13 21 2003 799.5 794.5 796.3 804.3 807.0 804.5 803.7 809.0 808.2 807.2 808.4 802.3 794.5 DAY 28 19 26 20 29 30 1 14 7 27 9 6 1994-2003 797.2 794.4 796.3 799.2 802.2 801.0 803.0 803.8 804.8 805.7 799.5 797.4 794.4 YEAR-DAY 98-13 1-21 3-26 2- 4 1- 9 99-25 98- 5 94- 2 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 82 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1014.8 1017.0 1019.7 1019.1 1015.2 1013.9 1015.8 1023.8 1024.8 1019.5 1019.2 ****** 1995 1020.5 1017.5 1017.6 1017.2 1020.7 1017.2 1013.6 1017.1 1019.7 1022.9 1019.9 1019.6 1018.6 1996 1017.6 1015.1 1013.0 1016.9 1019.0 1016.5 1018.0 1017.8 1018.1 1021.4 1023.5 1020.7 1018.1 1997 1016.2 1016.1 1012.1 1015.5 1019.1 1015.9 1013.5 1016.3 1020.3 1022.2 1021.2 1017.9 1017.2 1998 1014.5 1015.7 1014.9 1017.5 1018.8 1018.8 1015.3 1018.8 1019.4 1023.0 1022.6 1022.3 1018.5 1999 1018.0 1016.2 1015.2 1017.3 1017.8 1015.9 1014.6 1018.0 1018.4 1021.4 1019.9 1023.1 1018.0 2000 1015.4 1016.6 1015.5 1018.0 1016.6 1015.6 1017.0 1017.7 1018.3 1021.5 1022.0 1018.4 1017.7 2001 1019.1 1016.1 1016.9 1017.4 1015.6 1014.9 1015.2 1018.3 1020.0 1021.4 1021.0 1020.8 1018.1 2002 1018.4 1019.7 1017.9 1015.2 1017.4 1017.0 1017.8 1017.0 1022.3 1023.7 1023.4 1017.5 1018.9 2003 1018.7 1013.9 1015.2 1017.7 1020.3 1016.5 1014.4 1019.1 1020.4 1022.7 1022.5 1021.5 1018.6 MEAN 1017.6 1016.2 1015.5 1017.2 1018.5 1016.4 1015.3 1017.6 1020.1 1022.5 1021.5 1020.1 1018.2 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 83 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1024.1 1023.8 1026.5 1024.7 1020.2 1017.6 1021.3 1030.2 1030.3 1028.9 1025.2 ****** DAY ** 19 18 5 18 8 13 15 23 11 2 7 1995 1028.9 1023.4 1026.5 1022.4 1025.0 1021.3 1018.3 1020.5 1026.3 1031.2 1026.9 1023.6 1031.2 DAY 7 13 3 12 23 2 4 25 13 25 16 10 1996 1025.7 1021.3 1019.2 1021.3 1023.5 1019.9 1023.4 1024.9 1025.2 1029.1 1031.7 1026.1 1031.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 1997 1022.5 1023.5 1024.7 1022.2 1024.2 1020.8 1018.6 1019.8 1025.4 1027.6 1031.3 1025.3 1031.3 DAY 12 17 11 24 12 8 19 21 19 9 8 28 1998 1023.2 1028.4 1022.9 1028.8 1027.2 1024.0 1022.5 1022.4 1023.1 1028.2 1028.4 1029.0 1029.0 DAY 22 23 28 12 8 17 20 25 19 14 21 29 1999 1028.7 1022.9 1022.5 1022.3 1026.4 1020.6 1018.4 1024.9 1023.5 1025.5 1025.7 1028.4 1028.7 DAY 2 12 31 11 28 1 19 20 30 1 3 6 2000 1024.6 1023.7 1022.3 1023.0 1020.4 1019.8 1024.2 1021.6 1023.0 1024.7 1029.4 1025.7 1029.4 DAY 31 11 27 2 6 13 30 23 29 30 17 4 2001 1022.8 1024.1 1026.6 1026.3 1020.1 1021.7 1021.1 1022.3 1024.8 1029.1 1028.5 1026.6 1029.1 DAY 9 9 1 2 14 2 28 5 22 10 2 9 2002 1027.6 1030.0 1028.9 1023.4 1022.5 1023.4 1022.3 1021.7 1026.4 1029.9 1031.3 1028.9 1031.3 DAY 27 6 11 1 17 25 29 31 29 10 18 3 2003 1027.5 1021.7 1025.4 1025.7 1025.8 1020.7 1021.6 1022.0 1026.4 1029.4 1031.5 1029.1 1031.5 DAY 12 6 2 8 1 6 3 8 27 15 25 30 1994-2003 1028.9 1030.0 1028.9 1028.8 1027.2 1024.0 1024.2 1024.9 1030.2 1031.2 1031.7 1029.1 1031.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-30 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 84 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1005.1 1005.0 1011.0 1011.7 1011.3 1010.6 1010.1 1017.7 1020.7 1010.6 1002.8 ****** DAY ** 1 12 2 1 3 30 2 2 14 26 4 1995 1013.1 1005.0 1009.2 1013.1 1015.7 1011.7 1009.3 1013.9 1012.8 1016.4 1012.1 1014.9 1005.0 DAY 11 5 26 18 2 29 16 8 20 12 24 4 1996 1009.2 1004.6 1008.0 1009.0 1013.9 1010.7 1010.8 1011.9 1011.3 1012.4 1018.3 1015.3 1004.6 DAY 19 5 2 13 29 19 7 8 21 27 29 14 1997 1004.8 1008.0 1002.7 1005.4 1009.6 1009.9 1009.4 1010.6 1015.3 1018.4 1017.6 1008.4 1002.7 DAY 16 5 7 10 4 24 11 5 3 2 20 10 1998 1002.2 1004.4 1007.1 1009.6 1011.5 1015.2 1009.2 1014.7 1014.7 1017.2 1017.6 1015.4 1002.2 DAY 13 15 15 23 21 27 5 13 5 1 10 24 1999 1006.4 1005.7 1007.7 1007.1 1008.9 1006.8 1009.8 1013.9 1014.1 1015.7 1010.1 1015.2 1005.7 DAY 9 20 21 8 20 25 14 13 16 31 26 14 2000 1002.7 1004.6 1006.0 1011.8 1013.0 1011.0 1009.6 1011.8 1012.1 1018.1 1016.9 1009.6 1002.7 DAY 21 7 2 10 20 24 11 31 1 23 22 15 2001 1013.6 998.8 1002.8 1011.0 1008.2 1008.8 1009.6 1013.4 1015.7 1016.5 1005.0 1011.0 998.8 DAY 19 21 25 12 9 17 18 27 5 26 18 5 2002 1008.8 1009.6 1007.7 1004.6 1012.5 1009.3 1011.2 1012.4 1017.8 1018.3 1015.9 1002.4 1002.4 DAY 8 25 22 4 12 20 24 17 10 21 13 21 2003 1005.0 998.9 1001.1 1010.7 1014.0 1011.0 1010.0 1016.4 1015.4 1014.2 1015.7 1008.3 998.9 DAY 28 19 26 20 29 30 1 14 7 27 9 6 1994-2003 1002.2 998.8 1001.1 1004.6 1008.2 1006.8 1009.2 1010.1 1011.3 1012.4 1005.0 1002.4 998.8 YEAR-DAY 98-13 1-21 3-26 2- 4 1- 9 99-25 98- 5 94- 2 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 85 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1032.6 1029.7 1026.3 1023.3 1015.5 1011.2 1012.6 1026.2 1031.4 1030.5 1037.4 ****** 1995 1038.3 1033.2 1029.0 1025.0 1025.3 1018.5 1009.5 1012.4 1019.8 1028.0 1018.2 1024.5 1023.5 1996 1024.4 1018.6 1015.2 1013.8 1009.3 1003.4 1002.9 1002.1 1005.0 1014.8 1022.8 1021.3 1012.8 1997 1020.6 1021.4 1014.1 1010.8 1009.9 1002.0 996.9 998.8 1008.5 1013.7 1019.8 1020.1 1011.4 1998 1022.0 1021.6 1016.0 1011.1 1009.3 1004.0 999.4 1002.5 1006.5 1014.9 1017.7 1020.7 1012.1 1999 1022.0 1017.3 1014.3 1011.6 1006.4 1000.4 999.3 1001.1 1005.5 1012.6 1018.8 1025.4 1011.2 2000 1020.6 1022.4 1015.2 1010.3 1005.5 1001.2 1000.4 1000.7 1004.9 1014.9 1021.4 1021.4 1011.6 2001 1023.6 1019.1 1013.1 1009.6 1005.0 1000.3 1000.0 1001.7 1006.9 1013.3 1018.7 1020.8 1011.0 2002 1024.0 1023.1 1015.1 1010.2 1007.7 1003.1 1001.9 1000.8 1007.6 1013.3 1021.2 1022.1 1012.5 2003 1022.1 1016.9 1016.1 1011.6 1011.4 1003.1 997.4 1002.5 1007.5 1012.5 1021.0 1024.4 1012.2 MEAN 1024.2 1022.6 1017.8 1014.0 1011.3 1005.1 1001.9 1003.5 1009.8 1016.9 1021.0 1023.8 1014.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 86 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1044.9 1038.2 1040.1 1031.6 1021.9 1019.7 1019.1 1033.8 1037.0 1038.9 1053.7 ****** DAY ** 19 3 5 18 5 10 15 23 11 10 7 1995 1053.6 1040.5 1040.6 1033.1 1029.2 1024.7 1015.8 1019.5 1030.7 1040.2 1027.7 1030.6 1053.6 DAY 7 25 3 12 13 1 4 24 22 26 27 20 1996 1038.3 1026.4 1021.5 1026.7 1013.9 1011.3 1007.5 1014.1 1014.1 1024.8 1034.6 1027.7 1038.3 DAY 26 13 29 4 18 12 4 29 25 19 18 4 1997 1031.1 1036.2 1027.5 1022.0 1016.8 1008.0 1003.1 1005.6 1018.4 1019.7 1031.0 1033.2 1036.2 DAY 19 7 11 13 6 1 8 21 15 29 8 28 1998 1032.0 1036.2 1025.9 1021.0 1019.8 1012.2 1008.2 1007.8 1012.7 1024.0 1024.3 1032.2 1036.2 DAY 22 22 4 7 4 17 21 3 12 9 13 29 1999 1037.2 1024.6 1025.1 1020.4 1014.0 1008.5 1005.4 1012.8 1016.5 1021.1 1031.4 1038.2 1038.2 DAY 2 11 19 10 2 16 28 20 28 26 30 5 2000 1040.2 1035.8 1024.9 1017.8 1010.6 1014.1 1008.2 1007.5 1013.8 1022.0 1030.8 1035.8 1040.2 DAY 31 4 3 2 11 13 30 9 29 16 17 29 2001 1031.5 1030.4 1026.9 1017.4 1010.6 1009.1 1005.6 1008.9 1015.1 1021.6 1033.1 1031.4 1033.1 DAY 29 12 11 2 6 2 22 12 22 27 20 22 2002 1040.6 1035.6 1028.6 1020.3 1014.3 1010.8 1008.7 1009.1 1012.2 1018.6 1030.8 1034.0 1040.6 DAY 26 6 11 1 14 25 29 31 22 23 18 14 2003 1034.2 1027.1 1034.9 1022.8 1023.7 1013.3 1004.9 1006.4 1018.2 1018.6 1032.0 1038.3 1038.3 DAY 31 12 2 29 1 6 3 4 23 23 25 12 1994-2003 1053.6 1044.9 1040.6 1040.1 1031.6 1024.7 1019.7 1019.5 1033.8 1040.2 1038.9 1053.7 1053.7 YEAR-DAY 95- 7 94-19 95- 3 94- 5 94-18 95- 1 94-10 95-24 94-23 95-26 94-10 94- 7 94- 7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 87 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFF PRESSURE IN HPA AT 0600 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1021.2 1015.0 1018.2 1015.8 1009.0 1003.5 1003.1 1017.4 1023.9 1021.9 1019.0 ****** DAY ** 12 7 30 13 3 31 2 1 14 17 4 1995 1025.1 1019.2 1016.1 1018.4 1020.3 1007.6 1000.2 1007.0 1011.9 1013.8 1007.0 1016.7 1000.2 DAY 11 5 25 18 2 29 16 8 20 31 24 4 1996 1011.2 1008.8 1007.9 1003.5 1002.3 995.5 996.1 994.4 999.1 1004.2 1013.0 1012.2 994.4 DAY 6 9 25 18 29 19 6 8 8 27 6 29 1997 1006.2 1010.6 1001.6 1002.2 999.1 994.0 990.4 991.7 999.7 1006.5 1013.1 1007.4 990.4 DAY 16 5 7 9 4 30 11 14 2 6 5 10 1998 1009.0 1003.0 1005.1 1002.9 1000.1 997.2 992.0 997.3 999.8 1005.4 1010.5 1011.0 992.0 DAY 30 8 30 20 21 27 12 17 5 1 9 18 1999 1006.5 1003.5 1004.8 1000.1 995.6 989.4 992.3 996.1 999.4 1008.8 1006.7 1014.0 989.4 DAY 9 20 21 8 20 25 22 13 11 31 26 14 2000 1004.4 1008.7 1001.7 1005.2 997.7 993.2 990.2 995.2 997.1 1008.1 1016.5 1012.0 990.2 DAY 21 7 24 21 26 26 11 4 1 23 3 15 2001 1015.8 998.2 998.2 1002.1 995.6 992.4 991.4 994.2 1000.3 1006.0 1002.5 1008.8 991.4 DAY 18 21 25 26 30 6 9 24 5 6 18 20 2002 1009.6 1008.4 1002.2 1002.7 1000.6 994.8 995.1 994.1 1002.9 1009.0 1008.4 1003.0 994.1 DAY 8 25 28 3 29 20 24 7 10 13 12 21 2003 1008.0 1000.8 1000.8 1003.1 1003.8 996.0 992.9 997.7 999.5 1003.0 1012.5 1009.1 992.9 DAY 28 20 19 20 7 27 7 14 7 27 9 6 1994-2003 1004.4 998.2 998.2 1000.1 995.6 989.4 990.2 991.7 997.1 1003.0 1002.5 1003.0 989.4 YEAR-DAY 0-21 1-21 1-25 99- 8 99-20 99-25 0-11 97-14 0- 1 3-27 1-18 2-21 99-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 88 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1008.7 1004.8 1000.1 999.8 1001.5 1006.6 1013.2 1018.6 1020.8 ****** 2002 1024.0 1023.1 1015.1 1010.2 1007.6 1003.0 1001.9 1000.7 1007.5 1013.3 1021.2 1022.0 1012.5 2003 1022.1 1016.8 1015.5 1011.6 1011.3 1003.0 997.3 1002.5 1007.4 1012.4 1021.0 1024.4 1012.1 MEAN 1023.0 1020.0 1015.3 1010.2 1007.9 1002.1 999.7 1001.6 1007.2 1013.0 1020.3 1022.4 1011.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 89 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1012.8 1010.5 1008.8 1005.1 1008.5 1014.8 1021.5 1033.1 1031.4 ****** DAY ** ** ** 8 19 13 22 12 22 27 20 22 2002 1040.6 1035.5 1028.7 1020.3 1014.3 1010.7 1008.7 1009.0 1011.9 1018.5 1030.7 1034.0 1040.6 DAY 26 6 11 1 14 25 29 31 29 23 18 14 2003 1034.2 1027.0 1034.9 1022.7 1023.6 1013.2 1004.9 1006.5 1018.2 1018.5 1032.0 1038.3 1038.3 DAY 31 12 2 29 1 6 3 4 23 23 25 12 1994-2003 1040.6 1035.5 1034.9 1022.7 1023.6 1013.2 1008.7 1009.0 1018.2 1021.5 1033.1 1038.3 1040.6 YEAR-DAY 2-26 2- 6 3- 2 3-29 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-12 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 90 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1002.0 995.6 992.4 991.4 996.1 1000.0 1005.7 1002.4 1008.7 ****** DAY ** ** ** 26 30 6 9 24 5 6 18 20 2002 1009.6 1008.3 1002.2 1002.6 1000.5 994.7 995.1 993.9 1002.9 1008.9 1008.4 1003.0 993.9 DAY 8 25 28 3 29 20 24 7 10 14 12 21 2003 1008.0 1000.7 997.9 1002.9 1003.7 996.0 992.9 997.7 999.6 1003.0 1012.5 1009.2 992.9 DAY 28 20 26 20 7 27 7 14 7 27 9 6 1994-2003 1008.0 1000.7 997.9 1002.0 995.6 992.4 991.4 993.9 999.6 1003.0 1002.4 1003.0 991.4 YEAR-DAY 3-28 3-20 3-26 1-26 1-30 1- 6 1- 9 2- 7 3- 7 3-27 1-18 2-21 1- 9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 91 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 807.5 809.1 811.4 810.8 807.5 806.3 807.7 814.5 815.5 810.9 810.9 ****** 1995 812.1 809.7 809.5 809.2 812.2 809.3 806.1 809.0 811.1 813.7 811.1 811.2 810.3 1996 809.7 807.8 805.9 809.1 810.8 808.5 809.8 809.5 809.7 812.4 814.1 812.0 809.9 1997 808.3 808.4 805.0 807.8 810.8 808.2 805.9 808.0 811.6 813.1 812.4 809.5 809.1 1998 807.1 808.1 807.3 809.5 810.5 810.5 807.4 810.3 810.7 813.7 813.3 813.2 810.1 1999 810.1 808.3 807.3 809.0 809.6 807.9 806.8 809.6 809.9 812.4 811.2 814.0 809.7 2000 807.5 808.9 807.7 809.7 808.7 807.7 808.9 809.4 809.9 812.6 813.0 810.3 809.5 2001 811.0 808.4 808.9 809.2 807.9 807.1 807.3 809.9 811.2 812.4 812.1 812.0 809.8 2002 810.2 811.5 809.6 807.4 809.3 808.9 809.4 808.7 813.1 814.2 814.1 809.2 810.5 2003 810.4 806.6 807.5 809.7 811.7 808.4 806.6 810.4 811.5 813.4 813.3 812.4 810.2 MEAN 809.6 808.5 807.8 809.2 810.2 808.4 807.4 809.2 811.3 813.3 812.6 811.5 809.9 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 92 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 815.0 814.5 817.4 815.3 811.8 809.5 812.3 819.8 820.3 818.9 816.1 ****** DAY ** 18 18 5 18 8 13 15 23 11 2 7 1995 818.6 814.6 816.9 813.7 815.8 812.5 810.0 811.6 816.2 820.7 817.0 814.6 820.7 DAY 7 1 3 12 26 1 4 25 13 25 15 10 1996 816.0 813.2 810.5 813.3 814.3 811.7 814.8 815.3 815.5 818.2 820.9 817.6 820.9 DAY 26 8 29 4 18 12 3 29 25 2 18 4 1997 814.5 814.0 814.8 813.4 815.0 812.4 809.9 810.6 815.5 817.8 820.6 815.4 820.6 DAY 12 7 11 23 12 8 19 10 19 9 8 28 1998 814.5 818.6 813.6 819.1 817.3 814.4 813.6 813.3 813.7 818.1 818.1 818.8 819.1 DAY 22 23 26 12 8 17 20 25 19 13 21 9 1999 818.6 814.0 813.4 813.3 816.8 811.9 809.8 815.3 814.3 815.5 815.5 818.8 818.8 DAY 2 12 31 11 28 1 18 20 30 1 30 5 2000 815.0 814.8 812.7 814.0 812.0 811.3 815.1 812.4 815.7 815.5 818.7 816.2 818.7 DAY 30 10 27 2 7 13 30 23 29 16 17 4 2001 814.2 815.4 816.9 816.9 811.8 812.7 812.2 813.2 815.2 818.6 818.0 817.2 818.6 DAY 9 9 1 1 14 2 29 5 22 10 2 9 2002 817.8 820.2 818.8 814.1 813.9 814.0 813.2 812.3 816.9 819.5 820.8 818.7 820.8 DAY 27 6 11 1 17 24 29 31 21 10 18 3 2003 817.5 813.5 816.5 816.3 816.1 812.0 812.8 813.2 816.3 819.3 820.7 819.2 820.7 DAY 12 12 2 8 1 6 3 11 26 15 25 11 1994-2003 818.6 820.2 818.8 819.1 817.3 814.4 815.1 815.3 819.8 820.7 820.9 819.2 820.9 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-11 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 93 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 799.8 799.2 804.2 804.8 804.3 803.4 803.5 809.0 812.0 803.6 797.3 ****** DAY ** 1 12 2 1 28 30 1 2 14 17 4 1995 806.0 798.8 802.1 805.6 808.2 804.3 802.6 805.9 804.9 808.1 804.9 807.3 798.8 DAY 11 5 26 19 2 29 16 8 20 12 25 4 1996 802.3 799.2 801.1 803.2 806.8 804.2 803.8 804.8 803.9 805.2 810.1 806.6 799.2 DAY 6 5 26 13 29 19 6 8 21 27 28 29 1997 799.2 800.6 796.6 799.3 802.8 803.0 802.0 803.5 807.4 809.9 809.8 801.7 796.6 DAY 31 5 7 9 4 24 11 5 2 2 19 9 1998 798.0 797.9 798.3 802.9 804.4 807.2 802.6 807.1 807.3 808.8 807.8 808.1 797.9 DAY 13 14 18 23 21 27 5 13 4 1 10 24 1999 799.1 798.6 801.2 799.3 801.9 800.5 803.1 805.7 806.3 807.6 805.0 806.6 798.6 DAY 9 20 21 8 20 25 14 13 12 31 26 15 2000 796.8 800.7 800.0 804.5 805.1 803.7 802.9 804.4 804.9 809.6 809.1 803.0 796.8 DAY 21 7 24 21 26 26 11 30 1 23 21 15 2001 806.1 794.2 797.7 802.9 802.2 801.5 803.0 805.8 807.6 808.6 798.1 804.1 794.2 DAY 19 21 25 12 9 17 10 27 5 22 18 5 2002 802.6 803.7 800.8 798.3 805.2 802.5 803.7 804.9 809.1 809.2 808.3 795.9 795.9 DAY 8 25 22 3 4 20 24 7 10 21 13 21 2003 796.8 795.2 794.3 804.1 806.4 803.6 803.0 808.1 807.5 806.4 807.4 801.0 794.3 DAY 28 19 26 20 29 30 1 14 7 27 9 6 1994-2003 796.8 794.2 794.3 798.3 801.9 800.5 802.0 803.5 803.9 805.2 798.1 795.9 794.2 YEAR-DAY 0-21 1-21 3-26 2- 3 99-20 99-25 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 94 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1014.5 1016.5 1019.3 1018.5 1014.5 1013.1 1014.8 1023.0 1024.2 1018.6 1018.7 ****** 1995 1020.1 1017.2 1017.0 1016.6 1020.2 1016.7 1012.9 1016.3 1018.9 1022.0 1018.9 1019.0 1018.0 1996 1017.3 1014.9 1012.7 1016.5 1018.6 1015.8 1017.3 1016.9 1017.3 1020.5 1022.6 1020.0 1017.5 1997 1015.6 1015.7 1011.5 1014.9 1018.5 1015.4 1012.7 1015.2 1019.5 1021.3 1020.5 1017.0 1016.5 1998 1014.1 1015.3 1014.3 1017.0 1018.2 1018.2 1014.4 1017.9 1018.4 1022.0 1021.6 1021.5 1017.7 1999 1017.7 1015.5 1014.3 1016.4 1017.1 1015.1 1013.8 1017.2 1017.5 1020.5 1019.1 1022.3 1017.2 2000 1014.6 1016.2 1014.8 1017.2 1016.1 1014.8 1016.3 1016.9 1017.5 1020.7 1021.3 1018.0 1017.0 2001 1018.7 1015.7 1016.3 1016.7 1015.1 1014.1 1014.4 1017.4 1019.1 1020.5 1020.2 1020.0 1017.3 2002 1017.9 1019.4 1017.1 1014.5 1016.7 1016.3 1016.9 1016.0 1021.3 1022.6 1022.5 1016.7 1018.2 2003 1018.0 1013.5 1014.5 1017.3 1019.6 1015.6 1013.5 1018.1 1019.4 1021.7 1021.6 1020.5 1017.8 MEAN 1017.1 1015.8 1014.9 1016.6 1017.9 1015.6 1014.5 1016.7 1019.2 1021.6 1020.7 1019.4 1017.5 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 95 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1023.6 1023.0 1026.5 1024.0 1019.8 1017.0 1020.4 1029.4 1030.0 1028.3 1024.9 ****** DAY ** 18 18 5 18 8 13 15 23 11 2 7 1995 1027.9 1023.1 1025.9 1022.0 1024.6 1020.6 1017.6 1019.5 1025.0 1030.5 1026.0 1023.1 1030.5 DAY 7 1 3 12 26 1 4 25 13 25 15 10 1996 1024.8 1021.4 1018.2 1021.6 1022.8 1019.6 1023.4 1024.0 1024.2 1027.5 1030.7 1026.7 1030.7 DAY 26 8 29 4 18 12 3 29 25 2 18 4 1997 1023.0 1022.4 1023.4 1021.7 1023.6 1020.5 1017.5 1018.3 1024.2 1027.0 1030.3 1024.1 1030.3 DAY 12 7 11 23 12 8 19 10 19 9 8 28 1998 1023.0 1027.9 1021.9 1028.5 1026.4 1022.9 1021.9 1021.6 1022.0 1027.3 1027.3 1028.2 1028.5 DAY 22 23 26 12 8 17 20 25 19 13 21 9 1999 1027.9 1022.4 1021.7 1021.6 1025.8 1019.9 1017.3 1024.0 1022.8 1024.2 1024.2 1028.2 1028.2 DAY 2 12 31 11 28 1 18 20 30 1 30 5 2000 1023.6 1023.4 1020.8 1022.4 1020.0 1019.2 1023.7 1020.5 1024.4 1024.2 1028.1 1025.0 1028.1 DAY 30 10 27 2 7 13 30 23 29 16 17 4 2001 1022.6 1024.1 1025.9 1025.9 1019.8 1020.8 1020.2 1021.4 1023.8 1027.9 1027.2 1026.3 1027.9 DAY 9 9 1 1 14 2 29 5 22 10 2 9 2002 1027.0 1029.9 1028.2 1022.5 1022.3 1022.4 1021.4 1020.4 1025.9 1029.0 1030.6 1028.1 1030.6 DAY 27 6 11 1 17 24 29 31 21 10 18 3 2003 1026.6 1021.8 1025.4 1025.2 1024.9 1020.0 1021.0 1021.4 1025.2 1028.8 1030.5 1028.7 1030.5 DAY 12 12 2 8 1 6 3 11 26 15 25 11 1994-2003 1027.9 1029.9 1028.2 1028.5 1026.4 1022.9 1023.7 1024.0 1029.4 1030.5 1030.7 1028.7 1030.7 YEAR-DAY 95- 7 2- 6 2-11 98-12 98- 8 98-17 0-30 96-29 94-23 95-25 96-18 3-11 96-18 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 96 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1005.3 1004.6 1010.6 1011.3 1010.7 1009.6 1009.8 1016.4 1020.0 1009.9 1002.3 ****** DAY ** 1 12 2 1 28 30 1 2 14 17 4 1995 1012.8 1004.1 1008.1 1012.3 1015.4 1010.7 1008.7 1012.7 1011.5 1015.3 1011.5 1014.3 1004.1 DAY 11 5 26 19 2 29 16 8 20 12 25 4 1996 1008.3 1004.6 1006.9 1009.4 1013.7 1010.6 1010.1 1011.3 1010.2 1011.8 1017.7 1013.5 1004.6 DAY 6 5 26 13 29 19 6 8 21 27 28 29 1997 1004.6 1006.3 1001.5 1004.7 1008.9 1009.2 1008.0 1009.8 1014.5 1017.5 1017.3 1007.6 1001.5 DAY 31 5 7 9 4 24 11 5 2 2 19 9 1998 1003.1 1003.0 1003.5 1009.0 1010.8 1014.2 1008.7 1014.1 1014.3 1016.1 1014.9 1015.3 1003.0 DAY 13 14 18 23 21 27 5 13 4 1 10 24 1999 1004.5 1003.9 1007.0 1004.7 1007.8 1006.2 1009.3 1012.4 1013.1 1014.7 1011.6 1013.5 1003.9 DAY 9 20 21 8 20 25 14 13 12 31 26 15 2000 1001.7 1006.4 1005.6 1011.0 1011.7 1010.0 1009.0 1010.8 1011.5 1017.1 1016.5 1009.2 1001.7 DAY 21 7 24 21 26 26 11 30 1 23 21 15 2001 1012.9 998.6 1002.8 1009.0 1008.2 1007.4 1009.2 1012.5 1014.7 1015.9 1003.3 1010.5 998.6 DAY 19 21 25 12 9 17 10 27 5 22 18 5 2002 1008.7 1010.0 1006.5 1003.5 1011.8 1008.6 1010.0 1011.5 1016.5 1016.6 1015.5 1000.6 1000.6 DAY 8 25 22 3 4 20 24 7 10 21 13 21 2003 1001.7 999.8 998.7 1010.5 1013.3 1009.9 1009.2 1015.3 1014.6 1013.3 1014.5 1006.8 998.7 DAY 28 19 26 20 29 30 1 14 7 27 9 6 1994-2003 1001.7 998.6 998.7 1003.5 1007.8 1006.2 1008.0 1009.8 1010.2 1011.8 1003.3 1000.6 998.6 YEAR-DAY 0-21 1-21 3-26 2- 3 99-20 99-25 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 97 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1031.6 1028.4 1025.3 1021.7 1013.9 1009.4 1010.4 1024.1 1029.8 1028.6 1036.0 ****** 1995 1037.0 1032.2 1027.4 1023.7 1024.0 1017.2 1007.8 1010.3 1018.0 1025.8 1016.0 1022.6 1021.8 1996 1023.5 1017.4 1014.3 1012.4 1008.2 1002.1 1001.3 1000.2 1003.3 1012.9 1020.5 1019.7 1011.3 1997 1018.5 1019.8 1012.7 1009.7 1008.8 1001.0 995.4 996.6 1007.1 1012.0 1018.1 1018.5 1009.9 1998 1020.8 1020.7 1014.6 1009.9 1008.1 1002.8 997.8 1001.0 1004.6 1012.9 1015.7 1018.8 1010.6 1999 1020.8 1015.8 1012.2 1010.1 1005.3 999.3 997.9 999.4 1004.1 1011.0 1017.2 1023.7 1009.7 2000 1019.0 1021.4 1014.0 1008.9 1004.5 999.9 998.8 999.5 1003.2 1013.2 1019.7 1020.0 1010.2 2001 1022.6 1017.8 1011.5 1008.2 1004.2 999.0 998.4 1000.4 1005.1 1011.7 1017.0 1019.1 1009.6 2002 1022.7 1021.8 1013.4 1009.0 1006.8 1001.9 1000.3 999.3 1005.9 1011.3 1019.3 1020.5 1011.0 2003 1020.6 1015.9 1014.5 1010.6 1009.9 1001.7 995.9 1000.6 1005.5 1010.7 1019.0 1022.7 1010.6 MEAN 1022.8 1021.4 1016.3 1012.8 1010.2 1003.9 1000.3 1001.8 1008.1 1015.1 1019.1 1022.1 1012.8 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 98 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1044.6 1037.1 1039.2 1030.1 1021.7 1017.5 1016.6 1031.2 1035.9 1038.0 1051.5 ****** DAY ** 19 1 5 18 5 2 15 23 11 9 7 1995 1049.8 1038.8 1037.9 1031.1 1028.8 1023.4 1014.1 1017.8 1027.4 1040.6 1026.0 1029.3 1049.8 DAY 7 25 3 6 26 3 4 24 27 25 27 20 1996 1036.0 1025.7 1020.1 1025.1 1013.0 1010.4 1006.2 1011.7 1010.9 1022.2 1032.1 1026.3 1036.0 DAY 25 13 5 5 21 12 3 29 25 18 18 7 1997 1028.4 1033.9 1024.7 1022.3 1016.6 1006.7 1001.8 1003.0 1015.9 1018.6 1029.0 1029.8 1033.9 DAY 19 7 10 13 6 8 19 21 14 29 8 28 1998 1030.2 1036.7 1024.8 1018.6 1017.3 1010.3 1007.1 1005.8 1012.2 1023.0 1022.9 1031.1 1036.7 DAY 22 22 11 12 4 17 20 3 27 10 13 5 1999 1034.8 1023.0 1022.7 1019.9 1012.1 1006.4 1003.7 1010.0 1014.4 1020.9 1029.2 1039.7 1039.7 DAY 2 11 19 10 11 16 28 20 28 26 30 5 2000 1036.9 1035.1 1024.5 1016.5 1010.0 1012.9 1007.2 1005.6 1016.1 1020.7 1027.7 1034.4 1036.9 DAY 31 10 3 2 10 13 30 8 29 16 17 29 2001 1031.0 1028.3 1025.2 1016.0 1010.1 1008.9 1003.1 1007.0 1012.4 1019.3 1032.3 1029.1 1032.3 DAY 28 12 11 1 5 12 22 12 22 27 20 22 2002 1037.9 1035.6 1027.1 1018.2 1013.8 1009.2 1007.3 1007.0 1011.5 1016.3 1028.1 1033.3 1037.9 DAY 26 5 10 1 17 24 29 31 21 7 18 14 2003 1029.8 1027.1 1033.9 1021.4 1021.0 1012.8 1004.7 1004.8 1014.7 1016.6 1029.6 1037.1 1037.1 DAY 31 12 2 29 1 6 3 3 23 15 25 12 1994-2003 1049.8 1044.6 1037.9 1039.2 1030.1 1023.4 1017.5 1017.8 1031.2 1040.6 1038.0 1051.5 1051.5 YEAR-DAY 95- 7 94-19 95- 3 94- 5 94-18 95- 3 94- 2 95-24 94-23 95-25 94- 9 94- 7 94- 7 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 99 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFF PRESSURE IN HPA AT 0900 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1021.0 1016.3 1018.2 1013.2 1007.9 1001.3 1002.6 1015.9 1022.5 1020.3 1018.2 ****** DAY ** 12 12 22 13 25 30 1 2 14 17 3 1995 1024.9 1017.4 1014.5 1018.1 1018.7 1006.0 999.4 1004.6 1010.5 1011.8 1007.1 1015.4 999.4 DAY 11 5 25 18 2 29 16 8 4 31 11 4 1996 1009.7 1006.5 1006.8 1002.5 1000.9 994.1 993.9 992.8 997.1 1003.6 1011.5 1008.3 992.8 DAY 6 9 25 12 29 19 6 8 8 27 6 29 1997 1007.2 1008.7 1000.6 999.7 1000.1 993.0 988.0 990.8 998.2 1005.5 1012.3 1004.1 988.0 DAY 16 5 7 9 4 30 11 5 2 6 20 9 1998 1009.1 1003.2 1002.9 1001.5 998.3 994.6 990.8 994.9 996.7 1004.0 1006.4 1008.8 990.8 DAY 30 8 18 21 29 27 12 13 2 1 10 18 1999 1004.3 1001.7 1002.7 998.3 994.6 989.1 990.8 992.9 998.5 1006.4 1006.1 1012.0 989.1 DAY 9 20 26 8 20 25 22 13 11 18 25 15 2000 1002.5 1010.7 1001.2 1002.3 996.0 992.6 989.3 994.3 996.1 1007.8 1014.2 1010.4 989.3 DAY 21 7 24 21 26 24 11 3 1 23 2 15 2001 1015.4 998.2 997.9 999.9 994.7 990.8 989.5 994.7 998.3 1003.7 1000.3 1008.7 989.5 DAY 18 21 25 12 29 17 10 24 5 6 18 20 2002 1008.4 1007.6 1001.2 1001.9 999.1 993.8 993.4 993.1 1000.7 1006.2 1009.0 1000.7 993.1 DAY 7 25 27 3 29 19 24 7 10 14 12 21 2003 1003.2 1000.7 1000.5 1001.5 1003.6 994.9 991.2 995.3 997.0 1001.4 1010.0 1006.1 991.2 DAY 28 20 19 6 29 29 17 14 6 27 9 6 1994-2003 1002.5 998.2 997.9 998.3 994.6 989.1 988.0 990.8 996.1 1001.4 1000.3 1000.7 988.0 YEAR-DAY 0-21 1-21 1-25 99- 8 99-20 99-25 97-11 97- 5 0- 1 3-27 1-18 2-21 97-11 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 100 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 2001 ****** ****** ****** 1007.2 1004.0 998.8 998.0 1000.0 1004.8 1011.4 1016.9 1019.1 ****** 2002 1022.7 1021.7 1013.3 1009.0 1006.7 1001.9 1000.3 999.1 1005.8 1011.2 1019.3 1020.4 1010.9 2003 1020.6 1015.9 1013.8 1010.4 1009.8 1001.6 995.9 1000.7 1005.5 1010.6 1019.0 1022.8 1010.6 MEAN 1021.7 1018.8 1013.6 1008.9 1006.8 1000.7 998.1 999.9 1005.4 1011.1 1018.4 1020.8 1010.3 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 101 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 1010.3 1009.8 1008.6 1002.6 1006.4 1011.8 1019.0 1032.2 1029.1 ****** DAY ** ** ** 18 5 12 29 12 22 27 20 22 2002 1037.9 1035.6 1027.1 1018.1 1013.8 1009.1 1007.3 1006.9 1011.5 1016.2 1028.0 1033.3 1037.9 DAY 26 6 10 1 17 24 29 31 21 7 18 14 2003 1029.8 1027.1 1033.9 1021.3 1020.7 1012.8 1004.7 1004.7 1014.7 1016.5 1029.6 1037.1 1037.1 DAY 31 12 2 29 1 6 3 3 23 15 25 12 1994-2003 1037.9 1035.6 1033.9 1021.3 1020.7 1012.8 1007.3 1006.9 1014.7 1019.0 1032.2 1037.1 1037.9 YEAR-DAY 2-26 2- 6 3- 2 3-29 3- 1 3- 6 2-29 2-31 3-23 1-27 1-20 3-12 2-26 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 102 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 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 1994 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1995 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1996 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1997 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1998 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 1999 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2000 ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** 2001 ****** ****** ****** 999.7 994.3 990.6 989.3 994.3 998.2 1003.4 1000.3 1008.7 ****** DAY ** ** ** 12 29 17 10 24 5 6 18 20 2002 1008.3 1007.6 1001.1 1001.8 999.1 993.8 993.3 992.7 1000.6 1006.1 1008.9 1000.7 992.7 DAY 7 25 27 3 29 19 24 7 10 14 12 21 2003 1003.2 1000.7 994.5 1001.5 1003.6 994.8 991.2 995.3 996.9 1001.3 1010.0 1006.1 991.2 DAY 28 20 26 6 29 29 17 14 6 27 9 6 1994-2003 1003.2 1000.7 994.5 999.7 994.3 990.6 989.3 992.7 996.9 1001.3 1000.3 1000.7 989.3 YEAR-DAY 3-28 3-20 3-26 1-12 1-29 1-17 1-10 2- 7 3- 6 3-27 1-18 2-21 1-10 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 103 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 806.8 808.1 810.4 809.9 806.6 805.1 806.4 813.4 814.5 809.9 810.2 ****** 1995 811.3 808.6 808.4 808.4 811.5 808.5 805.1 807.8 810.0 812.6 810.3 810.3 809.4 1996 808.9 806.8 805.3 808.3 810.0 807.5 808.7 808.4 808.7 811.4 813.3 811.2 809.0 1997 807.4 807.4 804.1 806.8 810.0 807.2 804.8 806.9 810.4 812.2 811.6 809.0 808.2 1998 806.5 807.5 806.5 808.7 809.7 809.5 806.4 809.1 809.5 812.7 812.4 812.4 809.2 1999 809.2 807.0 806.1 807.9 808.6 806.8 805.8 808.4 808.9 811.4 810.6 813.2 808.7 2000 806.6 808.0 806.6 808.9 807.7 806.6 807.9 808.1 808.8 811.8 812.2 809.8 808.6 2001 810.2 807.6 807.8 808.2 806.9 806.0 806.2 808.6 810.1 811.4 811.2 811.2 808.8 2002 809.6 810.5 808.5 806.7 808.4 807.9 808.3 807.4 812.0 813.3 813.3 808.7 809.5 2003 809.7 805.9 806.6 808.9 810.8 807.3 805.5 809.2 810.3 812.4 812.6 811.9 809.3 MEAN 808.8 807.6 806.8 808.3 809.3 807.4 806.4 808.0 810.2 812.4 811.7 810.8 809.0 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 104 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 814.5 813.4 816.2 814.2 810.8 808.5 811.0 818.7 818.9 817.5 816.0 ****** DAY ** 18 18 5 18 8 13 15 23 11 2 7 1995 817.6 814.4 815.5 812.7 814.8 812.3 808.8 810.4 814.8 819.9 816.5 813.9 819.9 DAY 7 1 3 13 22 1 4 24 13 25 15 10 1996 814.9 812.2 809.3 812.5 814.0 810.6 813.8 814.3 815.0 817.3 819.1 816.0 819.1 DAY 26 8 31 4 18 12 3 29 25 1 15 7 1997 813.5 813.3 813.7 812.3 814.5 811.5 808.7 809.6 814.1 817.1 819.2 814.5 819.2 DAY 12 7 11 23 12 8 19 10 18 9 7 28 1998 813.7 817.9 813.1 818.0 816.4 813.5 812.5 811.9 812.4 817.5 817.6 817.8 818.0 DAY 22 22 27 12 8 16 20 29 19 13 21 9 1999 816.9 812.1 812.1 812.2 815.1 810.6 808.9 813.7 813.9 814.5 814.9 818.6 818.6 DAY 2 12 30 11 28 16 18 20 30 1 30 5 2000 814.7 814.6 811.1 812.5 810.4 810.6 814.6 811.0 816.1 814.5 817.4 814.9 817.4 DAY 30 10 3 2 5 13 30 23 29 5 17 4 2001 813.7 815.0 815.7 816.1 810.9 811.0 811.2 812.1 813.6 817.2 816.9 816.9 817.2 DAY 9 10 1 1 14 3 29 5 22 10 14 9 2002 817.0 818.6 817.3 812.8 813.0 813.4 812.4 811.0 817.0 818.2 819.8 817.3 819.8 DAY 27 6 10 1 17 24 29 29 21 10 18 3 2003 816.5 812.9 815.7 815.3 815.1 811.2 811.5 811.9 815.4 818.2 820.2 819.8 820.2 DAY 12 6 2 8 1 6 3 11 26 15 25 11 1994-2003 817.6 818.6 817.3 818.0 816.4 813.5 814.6 814.3 818.7 819.9 820.2 819.8 820.2 YEAR-DAY 95- 7 2- 6 2-10 98-12 98- 8 98-16 0-30 96-29 94-23 95-25 3-25 3-11 3-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 105 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QFE PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 800.5 798.6 804.1 804.1 803.5 802.1 802.1 807.9 810.7 803.7 797.3 ****** DAY ** 12 12 2 1 25 30 1 2 14 17 4 1995 805.8 799.3 801.8 805.0 806.9 803.0 802.0 804.7 805.6 806.5 803.2 806.5 799.3 DAY 11 5 26 17 6 29 16 8 19 12 25 4 1996 801.5 799.4 800.9 802.3 806.1 803.4 802.1 804.0 802.8 805.2 808.9 805.2 799.4 DAY 6 5 7 12 29 19 6 7 21 27 28 29 1997 798.1 800.0 796.4 798.5 801.0 801.9 801.1 802.6 805.5 808.2 808.8 801.4 796.4 DAY 31 5 29 9 4 24 11 5 2 6 19 9 1998 798.5 798.3 796.9 801.7 803.7 806.1 801.4 806.0 806.1 807.4 807.1 807.2 796.9 DAY 12 14 18 21 29 27 5 22 4 1 10 20 1999 800.8 795.8 800.7 799.0 801.2 800.3 802.2 804.3 805.3 806.4 805.3 805.7 795.8 DAY 9 20 26 8 20 24 22 13 12 31 25 15 2000 796.5 801.0 798.1 805.0 803.5 803.0 801.9 803.0 803.9 808.6 808.2 803.1 796.5 DAY 21 6 24 21 26 26 11 30 1 23 22 15 2001 805.3 794.2 797.3 802.1 801.8 800.1 801.8 804.5 806.0 807.2 796.1 804.0 794.2 DAY 19 21 25 12 29 17 10 29 5 25 18 5 2002 802.1 803.0 800.5 797.8 804.6 802.1 802.6 803.0 807.7 808.3 808.2 795.6 795.6 DAY 7 25 28 3 4 20 24 7 10 21 13 21 2003 794.5 795.6 797.8 802.6 805.2 802.3 802.2 806.7 806.0 805.9 806.5 801.7 794.5 DAY 28 19 26 20 7 30 1 27 7 27 9 6 1994-2003 794.5 794.2 796.4 797.8 801.0 800.1 801.1 802.1 802.8 805.2 796.1 795.6 794.2 YEAR-DAY 3-28 1-21 97-29 2- 3 97- 4 1-17 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 106 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1013.7 1015.3 1018.1 1017.4 1013.4 1011.7 1013.3 1021.7 1023.0 1017.5 1017.9 ****** 1995 1019.1 1015.9 1015.7 1015.6 1019.4 1015.8 1011.7 1014.9 1017.6 1020.8 1018.0 1018.0 1016.9 1996 1016.3 1013.7 1011.9 1015.5 1017.5 1014.6 1016.1 1015.6 1016.0 1019.3 1021.5 1019.0 1016.4 1997 1014.5 1014.5 1010.4 1013.8 1017.6 1014.3 1011.4 1013.9 1018.1 1020.3 1019.5 1016.3 1015.4 1998 1013.4 1014.6 1013.4 1016.0 1017.2 1017.0 1013.2 1016.5 1017.0 1020.8 1020.5 1020.5 1016.7 1999 1016.6 1014.0 1012.9 1015.1 1015.9 1013.7 1012.5 1015.7 1016.2 1019.3 1018.3 1021.4 1016.0 2000 1013.6 1015.2 1013.5 1016.3 1014.8 1013.5 1015.1 1015.3 1016.1 1019.7 1020.3 1017.4 1015.9 2001 1017.9 1014.7 1015.0 1015.4 1013.9 1012.8 1013.0 1015.9 1017.7 1019.2 1019.0 1019.1 1016.1 2002 1017.1 1018.2 1015.8 1013.6 1015.6 1015.1 1015.5 1014.5 1020.0 1021.5 1021.5 1016.0 1017.0 2003 1017.2 1012.6 1013.6 1016.3 1018.5 1014.4 1012.2 1016.6 1017.9 1020.5 1020.7 1019.9 1016.7 MEAN 1016.2 1014.7 1013.7 1015.6 1016.8 1014.5 1013.2 1015.2 1017.8 1020.4 1019.7 1018.5 1016.4 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 107 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MAX. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1023.0 1021.7 1025.0 1022.6 1018.6 1015.8 1018.8 1028.1 1028.3 1026.6 1024.8 ****** DAY ** 18 18 5 18 8 13 15 23 11 2 7 1995 1026.7 1022.9 1024.2 1020.8 1023.4 1020.4 1016.1 1018.1 1023.4 1029.5 1025.4 1022.3 1029.5 DAY 7 1 3 13 22 1 4 24 13 25 15 10 1996 1023.5 1020.2 1016.7 1020.6 1022.4 1018.3 1022.2 1022.8 1023.6 1026.4 1028.5 1024.8 1028.5 DAY 26 8 31 4 18 12 3 29 25 1 15 7 1997 1021.8 1021.6 1022.0 1020.4 1023.0 1019.4 1016.0 1017.1 1022.5 1026.1 1028.7 1023.0 1028.7 DAY 12 7 11 23 12 8 19 10 18 9 7 28 1998 1022.0 1027.1 1021.3 1027.2 1025.3 1021.8 1020.6 1019.9 1020.5 1026.6 1026.7 1027.0 1027.2 DAY 22 22 27 12 8 16 20 29 19 13 21 9 1999 1025.9 1020.1 1020.1 1020.2 1023.7 1018.3 1016.3 1022.0 1022.3 1023.0 1023.5 1027.9 1027.9 DAY 2 12 30 11 28 16 18 20 30 1 30 5 2000 1023.2 1023.1 1018.9 1020.6 1018.1 1018.3 1023.1 1018.8 1024.9 1023.0 1026.5 1023.5 1026.5 DAY 30 10 3 2 5 13 30 23 29 5 17 4 2001 1022.0 1023.6 1024.4 1024.9 1018.7 1018.8 1019.0 1020.1 1021.9 1026.3 1025.9 1025.9 1026.3 DAY 9 10 1 1 14 3 29 5 22 10 14 9 2002 1026.0 1027.9 1026.4 1021.0 1021.2 1021.7 1020.5 1018.8 1026.0 1027.5 1029.4 1026.4 1029.4 DAY 27 6 10 1 17 24 29 29 21 10 18 3 2003 1025.4 1021.1 1024.4 1024.0 1023.7 1019.0 1019.4 1019.9 1024.1 1027.5 1029.9 1029.4 1029.9 DAY 12 6 2 8 1 6 3 11 26 15 25 11 1994-2003 1026.7 1027.9 1026.4 1027.2 1025.3 1021.8 1023.1 1022.8 1028.1 1029.5 1029.9 1029.4 1029.9 YEAR-DAY 95- 7 2- 6 2-10 98-12 98- 8 98-16 0-30 96-29 94-23 95-25 3-25 3-11 3-25 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 108 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M MIN. OF QNH PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1006.2 1003.9 1010.5 1010.5 1009.8 1008.1 1008.1 1015.1 1018.4 1010.0 1002.3 ****** DAY ** 12 12 2 1 25 30 1 2 14 17 4 1995 1012.5 1004.7 1007.7 1011.6 1013.9 1009.2 1008.0 1011.2 1012.3 1013.4 1009.4 1013.4 1004.7 DAY 11 5 26 17 6 29 16 8 19 12 25 4 1996 1007.4 1004.8 1006.6 1008.3 1012.9 1009.6 1008.1 1010.4 1008.9 1011.8 1016.3 1011.8 1004.8 DAY 6 5 7 12 29 19 6 7 21 27 28 29 1997 1003.3 1005.6 1001.2 1003.8 1006.8 1007.8 1006.9 1008.7 1012.2 1015.4 1016.1 1007.2 1001.2 DAY 31 5 29 9 4 24 11 5 2 6 19 9 1998 1003.8 1003.5 1001.8 1007.6 1010.0 1012.9 1007.2 1012.8 1012.9 1014.5 1014.1 1014.2 1001.8 DAY 12 14 18 21 29 27 5 22 4 1 10 20 1999 1006.5 1000.5 1006.4 1004.4 1007.0 1005.9 1008.2 1010.7 1011.9 1013.3 1011.9 1012.4 1000.5 DAY 9 20 26 8 20 24 22 13 12 31 25 15 2000 1001.3 1006.8 1003.3 1011.6 1009.8 1009.2 1007.8 1009.2 1010.2 1015.9 1015.4 1009.3 1001.3 DAY 21 6 24 21 26 26 11 30 1 23 22 15 2001 1011.9 998.6 1002.3 1008.1 1007.7 1005.7 1007.7 1011.0 1012.8 1014.2 1000.9 1010.4 998.6 DAY 19 21 25 12 29 17 10 29 5 25 18 5 2002 1008.1 1009.2 1006.2 1002.9 1011.1 1008.1 1008.7 1009.2 1014.8 1015.5 1015.4 1000.3 1000.3 DAY 7 25 28 3 4 20 24 7 10 21 13 21 2003 998.9 1000.3 1002.9 1008.7 1011.8 1008.3 1008.2 1013.6 1012.8 1012.7 1013.4 1007.6 998.9 DAY 28 19 26 20 7 30 1 27 7 27 9 6 1994-2003 998.9 998.6 1001.2 1002.9 1006.8 1005.7 1006.9 1008.1 1008.9 1011.8 1000.9 1000.3 998.6 YEAR-DAY 3-28 1-21 97-29 2- 3 97- 4 1-17 97-11 94- 1 96-21 96-27 1-18 2-21 1-21 =============================================================================================== TEHRAN 2002,MAY M.(S & A) STATION KHODABANDEH (40733) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 109 LATITUDE 36 7 N LONGITUDE 48 35 E DATA PROCESSING CENTER ELEVATION 1887.0 M AVERAGE OF QFF PRESSURE IN HPA AT 1200 UTC. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1994 ****** 1030.6 1026.8 1024.0 1020.8 1012.8 1007.6 1008.6 1022.6 1028.5 1027.5 1035.1 ****** 1995 1035.9 1030.5 1025.6 1022.8 1023.5 1016.3 1006.6 1009.2 1016.4 1024.5 1014.6 1021.1 1020.6 1996 1022.1 1016.2 1013.3 1011.5 1007.3 1000.9 1000.2 998.8 1002.3 1011.5 1019.2 1018.5 1010.1 1997 1017.5 1018.4 1011.4 1008.4 1008.2 1000.0 994.2 995.4 1005.7 1011.1 1017.0 1017.5 1008.7 1998 1020.1 1019.8 1013.5 1009.3 1007.4 1001.7 996.8 999.5 1003.4 1011.8 1014.7 1017.4 1009.6 1999 1019.1 1013.7 1010.6 1009.0 1004.3 998.3 996.8 998.1 1002.9 1009.7 1016.3 1022.5 1008.4 2000 1017.8 1019.8 1012.5 1008.2 1003.3 998.9 997.7 998.0 1002.2 1012.5 1018.6 1019.4 1009.1 2001 1021.6 1016.4 1010.1 1007.1 1003.3 998.3 997.1 998.9 1003.9 1010.5 1015.6 1017.9 1008.4 2002 1021.6 1