STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) ***** ***** ***** 15.1 19.8 26.4 30.3 29.1 23.8 18.5 10.6 4.8 ***** MINIMUN AIR TEMPERATURE (C) ***** ***** ***** 7.6 10.6 14.9 19.5 18.9 13.3 10.0 5.0 -0.3 ***** DAYS WITH MINIMUM TEMP. >=21 **** **** **** 0 0 0 8 5 0 0 0 0 **** DAYS WITH MINIMUM TEMP. <=-4 **** **** **** 0 0 0 0 0 0 0 0 2 **** DAYS WITH FREEZING MIN.<= 0 **** **** **** 2 0 0 0 0 0 0 1 20 **** TEMPERATURE RECORDS LOWEST(C) ***** ***** ***** 0.0 4.8 10.0 15.4 15.4 9.6 5.0 -0.6 -4.0 ***** DAY ** ** ** 1 9 1 7 31 29 24 22 22 MAXIMUM AIR TEMPERATURE (C) ***** ***** ***** 20.2 25.5 32.7 36.5 35.5 30.4 24.6 14.8 9.4 ***** DAYS WITH MAXIMUM TEMP. >=30 **** **** **** 0 7 26 31 31 15 1 0 0 **** DAYS WITH MAXIMUM TEMP. <= 0 **** **** **** 0 0 0 0 0 0 0 0 0 **** TEMPERATURE RECORDS HIGHEST(C)***** ***** ***** 26.0 31.4 37.4 39.6 37.0 36.0 30.0 19.0 13.0 ***** DAY ** ** ** 16 25 27 10 5 1 8 28 3 DIF. BETWEEN (MAX.-MIN.) (C) ***** ***** ***** 12.6 14.9 17.8 17.0 16.6 17.1 14.6 9.8 9.7 ***** MEAN DAILY TEMP. (MDT) (C) ***** ***** ***** 13.9 18.0 23.8 28.0 27.2 21.8 17.3 9.9 4.5 ***** COOLING DEG. DAYS(BASE 21 0C)****** ****** ****** 0.0 8.3 87.1 217.8 193.4 49.9 0.7 0.0 0.0 ****** HEATING DEG. DAYS(BASE 18 0C)****** ****** ****** 124.5 40.2 0.0 0.0 0.0 0.8 39.1 241.8 417.0 ****** DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. ****** ****** ****** 17.7 16.4 0.0 0.0 0.0 0.0 9.0 58.1 60.0 ****** DAYS WITH PRECIPITATION >=10 **** **** **** 0 1 0 0 0 0 0 1 3 **** DAYS WITH PRECIPITATION >= 5 **** **** **** 1 1 0 0 0 0 0 5 5 **** DAYS WITH PRECIPITATION >= 1 **** **** **** 6 2 0 0 0 0 3 7 7 **** DAYS WITH PRECIPITATION **** **** **** 10 6 0 0 0 0 3 8 7 **** GREATEST DAILY PRECIPITATION ****** ****** ****** 6.0 13.0 0.0 0.0 0.0 0.0 4.0 25.0 18.0 ****** DAY ** ** ** 24 7 ** ** ** ** 25 15 4 DAY WITH THUNDER STORM **** **** **** 0 1 0 0 0 0 0 0 0 **** DAYS WITH SNOW OR SLEET **** **** **** 0 0 0 0 0 0 0 0 0 **** DAYS WITH DUST **** **** **** 0 0 0 0 0 0 0 0 0 **** WIND DIRECTION (PREVAILING) *** *** *** 180 270 180 180 180 180 180 180 180 *** PREVAILING WIND SPEED(KNOTS) **** **** **** 9.6 7.8 8.8 7.1 8.7 7.0 8.1 14.5 8.5 **** PREVAILING WIND PERCENT ***** ***** ***** 16.7 13.5 24.0 29.7 31.0 24.7 27.1 34.7 17.4 ***** CALMS PERCENT OF WIND ***** ***** ***** 40.0 41.3 20.0 27.7 36.1 30.0 30.3 29.3 53.5 ***** NO. OF WIND OBSERVATION **** **** **** 150 155 150 155 155 150 155 150 155 1375 VECTOR WIND DIRECTION (MEAN) *** *** *** 230 234 209 177 198 218 187 180 159 *** VECTOR WIND MAGNITUDE(KNOTS) **** **** **** 2.2 2.2 3.6 2.8 3.7 2.7 3.2 6.4 2.4 **** WIND STEADINESES (MEAN %) ***** ***** ***** 31.9 51.2 59.0 50.9 74.0 52.9 57.1 73.6 64.9 ***** WIND SPEED (MEAN KNOTS) **** **** **** 6.9 4.3 6.1 5.5 5.0 5.1 5.6 8.7 3.7 **** FASTEST WIND DIRECTION *** *** *** 300 220 220 230 350 180 180 190 150 *** FASTEST WIND SPEED (KNOTS) *** *** *** 29 19 16 16 16 16 29 58 29 *** DAY ** ** ** 6 5 5 7 7 9 21 30 2 DAYS WITH SKY CLEAR (0-2)/8 **** **** **** 10 18 30 31 28 30 22 13 15 **** DAYS WITH P.CLOUDY (3-6)/8 **** **** **** 13 11 0 0 3 0 8 10 10 **** DAYS WITH CLOUDY (7-8)/8 **** **** **** 7 2 0 0 0 0 1 7 6 **** DAYS WITH VISIBILITY =< 2 KM **** **** **** 0 0 0 0 0 0 0 0 0 **** DURATION OF SUNSHINE HOURS ****** ****** ****** 214.6 308.6 362.6 353.9 350.5 315.3 273.7 198.8 195.7 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1989 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -0.3 2.6 8.4 13.6 20.9 26.9 29.6 29.6 25.8 17.7 11.9 6.3 16.1 MINIMUN AIR TEMPERATURE (C) -4.7 -2.5 2.1 5.7 11.1 15.5 19.8 18.6 14.4 9.3 5.1 0.3 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 12 5 1 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 17 9 1 0 0 0 0 0 0 0 0 6 33 DAYS WITH FREEZING MIN.<= 0 25 24 11 0 0 0 0 0 0 0 0 14 74 TEMPERATURE RECORDS LOWEST(C) -17.0 -9.0 -6.0 0.4 4.4 12.0 15.4 15.0 11.0 6.0 1.0 -9.0 -17.0 DAY 26 1 21 5 14 21 6 10 29 30 14 28 MAXIMUM AIR TEMPERATURE (C) 3.0 6.7 13.6 18.5 26.7 33.0 35.5 36.4 32.6 23.3 17.5 11.3 21.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 10 29 31 31 28 0 0 0 129 DAYS WITH MAXIMUM TEMP. <= 0 6 0 0 0 0 0 0 0 0 0 0 2 8 TEMPERATURE RECORDS HIGHEST(C) 8.0 12.0 18.6 26.0 32.0 36.5 38.8 39.5 34.8 27.8 22.6 17.6 39.5 DAY 5 28 10 26 24 30 25 14 15 7 4 4 DIF. BETWEEN (MAX.-MIN.) (C) 7.7 9.2 11.5 12.8 15.6 17.5 15.7 17.8 18.2 14.0 12.4 11.0 13.6 MEAN DAILY TEMP. (MDT) (C) -0.8 2.1 7.9 12.1 18.9 24.2 27.6 27.5 23.5 16.3 11.3 5.8 14.7 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 11.4 96.7 205.6 200.5 76.2 0.0 0.0 0.0 590.5 HEATING DEG. DAYS(BASE 18 0C) 583.5 445.4 314.6 180.2 27.2 0.0 0.0 0.0 0.0 58.8 201.1 378.8 2189.5 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** *** *** *** *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 53.8 85.4 64.2 83.3 19.3 0.0 0.0 0.0 0.0 22.3 36.0 24.0 388.3 DAYS WITH PRECIPITATION >=10 1 3 2 1 1 0 0 0 0 0 1 1 10 DAYS WITH PRECIPITATION >= 5 3 6 6 2 1 0 0 0 0 3 2 1 24 DAYS WITH PRECIPITATION >= 1 14 10 10 7 2 0 0 0 0 4 2 5 54 DAYS WITH PRECIPITATION 17 12 12 9 4 0 0 0 0 6 2 5 67 GREATEST DAILY PRECIPITATION 13.0 28.0 16.0 61.0 15.0 0.0 0.0 0.0 0.0 8.0 28.0 15.0 61.0 DAY 24 10 14 2 12 ** ** ** ** 28 12 25 DAY WITH THUNDER STORM 0 0 0 1 1 0 0 0 0 0 0 0 2 DAYS WITH SNOW OR SLEET 7 5 2 0 0 0 0 0 0 0 0 1 15 DAYS WITH DUST 0 0 0 0 0 0 0 0 0 0 0 0 0 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 11.6 10.0 12.9 13.6 12.8 10.5 6.7 6.5 5.9 7.3 9.3 9.8 9.7 PREVAILING WIND PERCENT 23.9 30.7 33.5 28.0 24.5 29.3 28.4 32.9 36.0 21.9 12.7 21.3 26.9 CALMS PERCENT OF WIND 29.0 20.7 20.6 28.7 12.9 12.7 14.2 17.4 35.3 31.6 68.0 49.0 28.3 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 206 206 205 200 204 209 218 202 196 237 191 204 206 VECTOR WIND MAGNITUDE(KNOTS) 2.8 2.9 4.4 5.4 3.9 4.6 1.6 3.1 2.6 2.7 1.2 2.0 3.1 WIND STEADINESES (MEAN %) 37.8 38.2 48.4 65.1 46.4 58.2 26.2 64.6 70.3 44.3 52.2 45.5 49.2 WIND SPEED (MEAN KNOTS) 7.4 7.6 9.1 8.3 8.4 7.9 6.1 4.8 3.7 6.1 2.3 4.4 6.3 FASTEST WIND DIRECTION 340 180 180 190 200 160 190 200 170 240 180 190 180 FASTEST WIND SPEED (KNOTS) 29 29 39 29 23 39 19 16 16 35 29 19 39 DAY 24 19 6 29 3 26 2 2 1 26 11 18 DAYS WITH SKY CLEAR (0-2)/8 6 10 11 11 23 30 24 30 30 18 20 13 226 DAYS WITH P.CLOUDY (3-6)/8 16 12 13 14 6 0 7 1 0 11 8 14 102 DAYS WITH CLOUDY (7-8)/8 9 6 7 5 2 0 0 0 0 2 2 4 37 DAYS WITH VISIBILITY =< 2 KM 2 3 1 0 0 0 0 0 0 0 0 1 7 DURATION OF SUNSHINE HOURS 143.2 168.6 234.0 261.5 338.2 378.1 331.7 345.4 330.6 255.3 233.3 ****** ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1990 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.0 2.5 7.9 15.4 19.2 26.1 30.2 29.7 25.0 16.2 10.7 2.6 15.7 MINIMUN AIR TEMPERATURE (C) -1.6 -2.7 2.7 7.1 9.3 15.1 19.1 19.0 14.1 8.6 3.9 -1.5 7.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 5 8 0 0 0 0 13 DAYS WITH MINIMUM TEMP. <=-4 9 13 1 0 0 0 0 0 0 0 0 14 37 DAYS WITH FREEZING MIN.<= 0 22 21 8 1 0 0 0 0 0 0 4 16 72 TEMPERATURE RECORDS LOWEST(C) -7.0 -10.4 -5.0 0.0 4.0 9.5 14.5 15.4 9.0 5.0 0.0 -11.5 -11.5 DAY 29 13 11 13 7 1 8 27 30 3 17 24 MAXIMUM AIR TEMPERATURE (C) 6.6 6.9 12.7 20.9 24.7 32.3 36.7 36.3 31.5 21.6 15.9 6.0 21.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 27 31 31 22 0 0 0 111 DAYS WITH MAXIMUM TEMP. <= 0 1 1 0 0 0 0 0 0 0 0 0 3 5 TEMPERATURE RECORDS HIGHEST(C) 10.2 13.0 19.8 26.6 29.6 36.5 39.8 39.5 36.6 26.0 22.0 14.0 39.8 DAY 7 27 29 26 16 30 30 9 2 7 1 9 DIF. BETWEEN (MAX.-MIN.) (C) 8.2 9.6 10.0 13.8 15.4 17.2 17.6 17.3 17.4 13.0 12.0 7.5 13.2 MEAN DAILY TEMP. (MDT) (C) 2.5 2.1 7.7 14.0 17.0 23.7 27.9 27.6 22.8 15.1 9.9 2.3 14.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 84.0 213.4 205.6 68.1 0.0 0.0 0.0 571.2 HEATING DEG. DAYS(BASE 18 0C) 480.4 444.7 305.8 123.3 44.3 0.0 0.0 0.0 1.0 90.8 242.7 487.5 2220.7 DEWPOINT (MEAN C) ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** -0.7 -4.2 ***** MIXING RATIO (G/KG) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 4.39 3.56 ****** VAPOUR PRESSURE (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 5.91 4.78 ****** SATURATION DEF. (HPA) ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 7.63 2.99 ****** RELATIVE HUMIDITY (MEAN %) *** *** *** *** *** *** *** *** *** *** 49 65 *** RELATIVE HUMIDITY (MAX. %) *** *** *** *** *** *** *** *** *** 69 67 78 *** RELATIVE HUMIDITY (MIN. %) *** *** *** *** *** *** *** *** *** 32 34 51 *** RELATIVE HUMIDITY (MEAN% 03UTC) *** *** *** *** *** *** *** *** *** 68 64 73 *** RELATIVE HUMIDITY (MEAN% 09UTC) *** *** *** *** *** *** *** *** *** 40 42 61 *** RELATIVE HUMIDITY (MEAN% 15UTC) *** *** *** *** *** *** *** *** *** 43 47 62 *** RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 32.0 61.0 104.0 65.0 6.0 1.0 0.0 0.0 0.0 33.3 35.4 167.0 504.7 DAYS WITH PRECIPITATION >=10 1 2 5 2 0 0 0 0 0 0 2 6 18 DAYS WITH PRECIPITATION >= 5 2 7 6 2 0 0 0 0 0 5 2 10 34 DAYS WITH PRECIPITATION >= 1 5 10 12 5 1 1 0 0 0 6 3 15 58 DAYS WITH PRECIPITATION 5 10 12 5 4 1 0 0 0 8 5 17 67 GREATEST DAILY PRECIPITATION 15.0 12.0 23.0 35.0 4.0 1.0 0.0 0.0 0.0 8.0 19.0 43.0 43.0 DAY 14 3 6 4 17 25 ** ** ** 2 14 9 DAY WITH THUNDER STORM 0 0 0 0 0 0 0 0 0 0 0 1 1 DAYS WITH SNOW OR SLEET 1 3 0 0 0 0 0 0 0 0 0 4 8 DAYS WITH DUST 0 1 2 0 0 0 0 0 0 0 0 0 3 WIND DIRECTION (PREVAILING) 180 180 180 180 225 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 8.3 8.4 7.2 7.9 14.9 7.1 6.8 7.0 9.1 8.2 10.1 12.9 8.5 PREVAILING WIND PERCENT 39.4 40.0 35.5 24.7 19.4 31.3 35.5 40.6 32.0 29.0 26.0 31.6 31.7 CALMS PERCENT OF WIND 38.7 30.7 29.0 22.0 23.2 22.7 16.8 20.0 28.7 40.6 46.7 35.5 29.5 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 155 150 155 150 155 1825 VECTOR WIND DIRECTION (MEAN) 181 186 186 213 240 202 209 191 221 189 202 175 200 VECTOR WIND MAGNITUDE(KNOTS) 2.9 2.1 2.1 1.8 4.6 2.8 3.0 3.5 2.7 2.4 2.6 4.4 2.7 WIND STEADINESES (MEAN %) 64.4 36.8 42.0 34.6 51.1 50.9 53.6 62.5 39.1 52.2 54.2 65.7 46.6 WIND SPEED (MEAN KNOTS) 4.5 5.7 5.0 5.2 9.0 5.5 5.6 5.6 6.9 4.6 4.8 6.7 5.8 FASTEST WIND DIRECTION 170 170 100 230 310 90 210 170 270 270 190 160 190 FASTEST WIND SPEED (KNOTS) 16 29 16 19 27 29 19 19 29 29 35 35 35 DAY 24 17 2 10 2 23 1 29 19 21 30 4 DAYS WITH SKY CLEAR (0-2)/8 10 8 7 12 19 28 31 31 29 16 18 12 221 DAYS WITH P.CLOUDY (3-6)/8 13 12 11 14 10 2 0 0 1 11 9 7 90 DAYS WITH CLOUDY (7-8)/8 8 8 13 4 2 0 0 0 0 4 3 12 54 DAYS WITH VISIBILITY =< 2 KM 2 0 0 0 1 0 0 0 0 2 1 2 8 DURATION OF SUNSHINE HOURS 67.4 144.7 158.8 237.7 309.9 351.9 365.2 352.3 316.6 204.5 205.6 128.1 2842.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 842.1 840.9 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 847.0 848.2 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 14- 6 17- 6 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 836.0 831.2 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 4-12 31-12 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.5 1023.1 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1030.3 1031.7 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 14- 6 17- 6 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1017.4 1011.7 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** **-** **-** **-** 4-12 31-12 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** 841.4 842.4 841.2 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 844.0 845.0 847.0 ****** DAY ** ** ** ** ** ** ** ** ** 21 24 24 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 839.0 838.0 834.0 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 22 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.7 1024.9 1023.4 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1026.7 1027.9 1030.3 ****** DAY ** ** ** ** ** ** ** ** ** 21 24 24 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1020.9 1019.7 1015.0 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 22 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.9 1025.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1028.7 1038.8 ****** DAY ** ** ** ** ** ** ** ** ** ** 15 24 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** 1012.4 1015.3 ****** DAY ** ** ** ** ** ** ** ** ** ** 4 22 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 842.8 843.4 842.0 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 845.4 847.0 848.2 ****** DAY ** ** ** ** ** ** ** ** ** 20 14 17 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 840.0 838.0 835.5 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 22 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1025.3 1026.1 1024.4 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1028.4 1030.3 1031.7 ****** DAY ** ** ** ** ** ** ** ** ** 20 14 17 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1022.1 1019.7 1016.8 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 22 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** 842.1 842.2 840.9 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 845.0 846.0 846.6 ****** DAY ** ** ** ** ** ** ** ** ** 21 14 17 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 839.8 837.2 833.4 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 25 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1024.5 1024.6 1023.1 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1027.9 1029.1 1029.8 ****** DAY ** ** ** ** ** ** ** ** ** 21 14 17 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1021.8 1018.8 1014.3 ****** DAY ** ** ** ** ** ** ** ** ** 30 4 25 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 ****** ****** ****** ****** ****** ****** ****** ****** ****** 840.9 840.9 840.0 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 844.0 846.0 846.6 ****** DAY ** ** ** ** ** ** ** ** ** 27 14 23 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 839.0 836.0 831.2 ****** DAY ** ** ** ** ** ** ** ** ** 24 4 31 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.1 1023.2 1022.0 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1026.7 1029.1 1029.8 ****** DAY ** ** ** ** ** ** ** ** ** 27 14 23 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1020.9 1017.4 1011.7 ****** DAY ** ** ** ** ** ** ** ** ** 24 4 31 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1991 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 840.8 841.4 840.3 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 843.4 846.2 846.6 ****** DAY ** ** ** ** ** ** ** ** ** 20 14 23 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 838.6 837.5 831.2 ****** DAY ** ** ** ** ** ** ** ** ** 24 30 31 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1023.0 1023.7 1022.5 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1026.0 1029.3 1029.8 ****** DAY ** ** ** ** ** ** ** ** ** 20 14 23 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1020.4 1019.1 1011.7 ****** DAY ** ** ** ** ** ** ** ** ** 24 30 31 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1016.9 1020.8 1024.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1020.1 1028.9 1038.7 ****** DAY ** ** ** ** ** ** ** ** ** 21 14 23 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** 1014.2 1012.9 1014.3 ****** DAY ** ** ** ** ** ** ** ** ** 29 3 12 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -3.4 -0.4 1.9 11.5 16.6 23.7 29.6 27.5 22.9 17.0 9.9 3.1 13.3 MINIMUN AIR TEMPERATURE (C) -7.3 -4.0 -3.3 5.3 9.5 14.2 19.3 17.7 12.8 7.4 4.5 -0.3 6.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 4 2 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 20 14 14 0 0 0 0 0 0 0 1 6 55 DAYS WITH FREEZING MIN.<= 0 28 23 23 2 0 0 0 0 0 0 4 15 95 TEMPERATURE RECORDS LOWEST(C) -18.0 -15.0 -14.6 -2.0 4.6 10.0 16.5 12.5 6.0 4.0 -5.0 -9.8 -18.0 DAY 6 12 2 8 5 9 12 31 30 28 27 31 MAXIMUM AIR TEMPERATURE (C) -0.2 2.8 6.0 16.4 21.0 29.2 35.5 33.4 28.9 23.5 14.7 6.1 18.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 15 31 28 9 0 0 0 83 DAYS WITH MAXIMUM TEMP. <= 0 15 7 3 0 0 0 0 0 0 0 0 1 26 TEMPERATURE RECORDS HIGHEST(C) 5.5 9.6 16.0 22.0 29.5 35.8 37.2 37.2 31.0 27.6 21.5 14.6 37.2 DAY 20 22 31 22 30 30 7 5 2 4 5 12 DIF. BETWEEN (MAX.-MIN.) (C) 7.1 6.8 9.3 11.1 11.5 15.0 16.2 15.7 16.1 16.1 10.2 6.4 11.8 MEAN DAILY TEMP. (MDT) (C) -3.7 -0.6 1.3 10.9 15.3 21.7 27.4 25.6 20.8 15.4 9.6 2.9 12.2 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 1.0 37.9 199.3 142.9 13.9 0.0 0.0 0.0 395.1 HEATING DEG. DAYS(BASE 18 0C) 673.7 520.5 517.6 214.5 100.2 0.0 0.0 0.0 2.6 79.5 252.1 467.5 2828.2 DEWPOINT (MEAN C) -9.8 -6.5 -4.5 1.0 4.4 4.4 4.3 4.4 -1.2 -1.9 -0.7 -2.9 -0.7 MIXING RATIO (G/KG) 2.33 2.94 3.47 5.03 6.44 6.39 6.39 6.46 4.40 4.07 4.64 3.91 4.71 VAPOUR PRESSURE (HPA) 3.13 3.94 4.66 6.73 8.61 8.54 8.52 8.58 5.88 5.46 6.22 5.22 6.29 SATURATION DEF. (HPA) 1.95 2.24 2.86 7.54 11.16 21.98 34.64 29.95 23.29 14.86 6.50 2.68 13.30 RELATIVE HUMIDITY (MEAN %) 63 65 66 53 50 32 22 25 22 30 53 68 46 RELATIVE HUMIDITY (MAX. %) 75 78 81 74 70 52 34 38 37 45 71 84 62 RELATIVE HUMIDITY (MIN. %) 52 52 52 36 35 19 14 16 13 19 39 54 33 RELATIVE HUMIDITY (MEAN% 03UTC) 67 70 76 71 69 52 34 39 35 45 66 81 59 RELATIVE HUMIDITY (MEAN% 09UTC) 59 63 61 49 43 24 18 22 21 26 49 63 42 RELATIVE HUMIDITY (MEAN% 15UTC) 64 66 64 44 43 23 17 20 16 24 52 64 41 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 69.4 140.6 101.4 149.6 65.8 1.3 0.0 0.0 0.0 0.0 84.8 102.8 715.7 DAYS WITH PRECIPITATION >=10 3 4 3 4 2 0 0 0 0 0 2 4 22 DAYS WITH PRECIPITATION >= 5 5 7 5 5 5 0 0 0 0 0 3 6 36 DAYS WITH PRECIPITATION >= 1 10 11 13 10 9 1 0 0 0 0 6 10 70 DAYS WITH PRECIPITATION 16 13 15 12 11 2 0 0 0 0 7 13 89 GREATEST DAILY PRECIPITATION 17.0 48.0 28.0 48.0 26.0 1.0 0.0 0.0 0.0 0.0 39.0 24.0 48.0 DAY 3 24 10 28 9 9 ** ** ** ** 25 30 DAY WITH THUNDER STORM 0 0 0 2 2 1 0 0 0 0 0 0 5 DAYS WITH SNOW OR SLEET 12 8 7 1 0 0 0 0 0 0 0 3 31 DAYS WITH DUST 0 0 0 2 1 0 0 0 0 0 0 0 3 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 12.5 11.9 10.4 10.8 9.2 10.7 9.5 9.5 9.0 8.2 15.6 13.4 11.2 PREVAILING WIND PERCENT 21.9 31.4 27.1 32.0 31.0 26.0 30.3 19.5 17.3 20.0 38.0 31.0 27.1 CALMS PERCENT OF WIND 40.0 36.4 29.7 24.0 28.4 34.7 34.2 37.7 36.0 59.4 44.0 37.4 36.8 NO. OF WIND OBSERVATION 155 140 155 150 155 150 155 154 150 155 150 155 1824 VECTOR WIND DIRECTION (MEAN) 192 169 188 198 208 212 199 220 241 222 179 165 195 VECTOR WIND MAGNITUDE(KNOTS) 1.9 4.5 2.3 4.5 3.3 3.9 3.6 2.4 3.4 1.4 6.2 5.5 3.3 WIND STEADINESES (MEAN %) 31.1 65.2 34.3 56.3 46.5 60.0 63.2 34.8 49.3 38.9 79.5 72.4 50.0 WIND SPEED (MEAN KNOTS) 6.1 6.9 6.7 8.0 7.1 6.5 5.7 6.9 6.9 3.6 7.8 7.6 6.6 FASTEST WIND DIRECTION 310 180 180 200 180 330 200 330 250 330 190 180 330 FASTEST WIND SPEED (KNOTS) 29 29 29 35 39 29 29 49 29 29 49 39 49 DAY 25 6 31 24 23 1 14 29 17 4 23 17 DAYS WITH SKY CLEAR (0-2)/8 9 6 13 8 8 24 26 30 28 28 14 7 201 DAYS WITH P.CLOUDY (3-6)/8 12 13 11 18 18 5 5 1 2 3 13 14 115 DAYS WITH CLOUDY (7-8)/8 10 9 7 4 5 1 0 0 0 0 3 10 49 DAYS WITH VISIBILITY =< 2 KM 5 5 7 3 2 0 0 0 0 0 0 2 24 DURATION OF SUNSHINE HOURS ****** ****** ****** ****** ****** 321.7 319.4 338.5 293.0 286.0 178.4 117.3 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 840.6 838.3 839.7 839.0 840.2 839.7 838.7 834.7 838.4 840.2 840.8 837.8 839.0 MAX. QFE PRESSURE IN HPA 851.0 847.0 849.0 844.6 846.0 846.0 844.0 840.4 842.1 846.1 847.2 844.6 851.0 DAY-HOUR 10- 6 16- 6 13- 6 22- 6 29- 6 11- 6 6- 3 31- 6 2- 6 29- 6 4- 6 11- 6 MIN. QFE PRESSURE IN HPA 825.8 828.0 829.0 831.0 833.0 834.9 828.9 828.7 834.3 834.4 831.6 832.9 825.8 DAY-HOUR 30-15 24-12 31-15 1- 3 4- 3 27-15 31-15 18-15 5-15 7-12 25- 3 3-12 MEAN QNH PRESSURE IN HPA 1022.8 1020.1 1021.7 1020.9 1022.3 1021.6 1020.5 1015.8 1020.1 1022.3 1023.0 1019.5 1020.9 MAX. QNH PRESSURE IN HPA 1034.9 1030.3 1032.6 1027.4 1029.1 1029.1 1026.7 1022.5 1024.5 1029.2 1030.5 1027.4 1034.9 DAY-HOUR 10- 6 16- 6 13- 6 22- 6 29- 6 11- 6 6- 3 31- 6 2- 6 29- 6 4- 6 11- 6 MIN. QNH PRESSURE IN HPA 1005.4 1008.0 1009.2 1011.5 1013.8 1016.1 1009.0 1008.8 1015.4 1015.5 1012.2 1013.7 1005.4 DAY-HOUR 30-15 24-12 31-15 1- 3 4- 3 27-15 31-15 18-15 5-15 7-12 25- 3 3-12 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 840.4 838.2 839.6 839.1 840.4 840.1 839.4 835.5 839.0 840.8 841.0 837.9 839.3 MAX. QFE PRESSURE IN HPA 850.0 846.0 847.0 843.8 845.0 845.2 844.0 839.9 841.8 844.9 846.2 843.6 850.0 DAY 10 16 13 22 29 11 6 31 2 29 4 11 MIN. QFE PRESSURE IN HPA 831.0 832.4 832.2 831.0 833.0 837.0 832.6 830.8 836.6 836.0 831.6 834.6 830.8 DAY 25 11 23 1 4 28 31 1 18 7 25 4 MEAN QNH PRESSURE IN HPA 1022.5 1020.0 1021.6 1021.0 1022.5 1022.2 1021.3 1016.8 1020.9 1023.0 1023.2 1019.6 1021.2 MAX. QNH PRESSURE IN HPA 1033.8 1029.1 1030.3 1026.5 1027.9 1028.1 1026.7 1021.9 1024.2 1027.8 1029.3 1026.3 1033.8 DAY 10 16 13 22 29 11 6 31 2 29 4 11 MIN. QNH PRESSURE IN HPA 1011.5 1013.1 1012.9 1011.5 1013.8 1018.5 1013.4 1011.3 1018.1 1017.4 1012.2 1015.7 1011.3 DAY 25 11 23 1 4 28 31 1 18 7 25 4 MEAN QFF PRESSURE IN HPA 1029.2 1024.0 1024.5 1017.1 1015.0 1010.9 1006.2 1003.1 1010.4 1016.2 1020.3 1020.9 1016.5 MAX. QFF PRESSURE IN HPA 1046.7 1037.0 1039.9 1024.6 1022.4 1017.4 1011.6 1012.1 1014.6 1023.9 1027.7 1032.6 1046.7 DAY 5 16 13 21 14 11 6 31 30 29 18 29 MIN. QFF PRESSURE IN HPA 1016.3 1014.9 1011.5 1007.0 1007.5 1005.0 996.2 998.0 1006.0 1010.1 1010.0 1013.9 996.2 DAY 31 25 31 19 4 28 31 19 25 7 25 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 841.6 839.3 840.7 840.0 841.1 840.5 839.8 836.0 839.7 841.7 842.0 838.8 840.1 MAX. QFE PRESSURE IN HPA 851.0 847.0 849.0 844.6 846.0 846.0 844.0 840.4 842.1 846.1 847.2 844.6 851.0 DAY 10 16 13 22 29 11 6 31 2 29 4 11 MIN. QFE PRESSURE IN HPA 832.6 833.4 833.0 832.4 833.5 837.2 832.7 831.0 837.0 836.9 833.0 834.4 831.0 DAY 25 11 23 1 4 27 31 1 18 7 25 3 MEAN QNH PRESSURE IN HPA 1023.9 1021.3 1022.9 1022.0 1023.3 1022.6 1021.9 1017.4 1021.7 1024.1 1024.4 1020.7 1022.2 MAX. QNH PRESSURE IN HPA 1034.9 1030.3 1032.6 1027.4 1029.1 1029.1 1026.7 1022.5 1024.5 1029.2 1030.5 1027.4 1034.9 DAY 10 16 13 22 29 11 6 31 2 29 4 11 MIN. QNH PRESSURE IN HPA 1013.4 1014.3 1013.8 1013.1 1014.4 1018.8 1013.5 1011.5 1018.5 1018.4 1013.8 1015.5 1011.5 DAY 25 11 23 1 4 27 31 1 18 7 25 3 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 841.1 838.8 840.3 839.3 840.5 839.8 838.9 835.0 838.6 840.5 841.0 838.0 839.3 MAX. QFE PRESSURE IN HPA 849.6 846.0 849.0 843.2 845.2 845.0 843.8 839.2 841.4 845.6 845.9 843.7 849.6 DAY 9 16 13 13 29 11 6 31 2 29 4 11 MIN. QFE PRESSURE IN HPA 830.2 830.0 832.4 833.0 833.5 836.2 831.8 830.0 835.8 835.7 832.7 834.0 830.0 DAY 30 24 31 1 4 27 31 1 18 7 25 3 MEAN QNH PRESSURE IN HPA 1023.3 1020.7 1022.4 1021.3 1022.6 1021.8 1020.8 1016.2 1020.4 1022.6 1023.3 1019.7 1021.3 MAX. QNH PRESSURE IN HPA 1033.3 1029.1 1032.6 1025.8 1028.1 1027.9 1026.5 1021.1 1023.7 1028.6 1029.0 1026.4 1033.3 DAY 9 16 13 13 29 11 6 31 2 29 4 11 MIN. QNH PRESSURE IN HPA 1010.6 1010.3 1013.1 1013.8 1014.4 1017.6 1012.4 1010.3 1017.1 1017.0 1013.5 1015.0 1010.3 DAY 30 24 31 1 4 27 31 1 18 7 25 3 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 839.9 837.5 838.9 838.2 839.7 839.0 837.8 833.5 837.2 838.9 839.8 837.0 838.1 MAX. QFE PRESSURE IN HPA 848.8 843.4 847.6 842.0 844.0 843.8 843.1 837.9 839.9 843.4 844.0 842.1 848.8 DAY 9 16 13 21 29 2 29 31 21 29 4 11 MIN. QFE PRESSURE IN HPA 827.2 828.0 830.0 832.8 833.5 835.0 829.9 829.2 834.5 834.4 831.6 832.9 827.2 DAY 30 24 31 1 4 27 31 1 6 7 25 3 MEAN QNH PRESSURE IN HPA 1022.0 1019.2 1020.8 1019.9 1021.7 1020.9 1019.5 1014.5 1018.8 1020.7 1021.8 1018.6 1019.9 MAX. QNH PRESSURE IN HPA 1032.4 1026.0 1031.0 1024.4 1026.7 1026.5 1025.7 1019.6 1021.9 1026.0 1026.7 1024.5 1032.4 DAY 9 16 13 21 29 2 29 31 21 29 4 11 MIN. QNH PRESSURE IN HPA 1007.0 1008.0 1010.3 1013.6 1014.4 1016.2 1010.2 1009.4 1015.6 1015.5 1012.2 1013.7 1007.0 DAY 30 24 31 1 4 27 31 1 6 7 25 3 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1992 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 840.3 837.8 838.9 838.4 839.6 838.9 837.5 833.4 837.3 839.1 840.3 837.5 838.2 MAX. QFE PRESSURE IN HPA 849.6 844.4 847.0 842.0 843.8 843.2 842.6 837.9 840.7 843.7 844.2 842.4 849.6 DAY 9 15 13 21 29 10 29 31 21 29 4 28 MIN. QFE PRESSURE IN HPA 825.8 828.2 829.0 833.0 833.0 834.9 828.9 828.7 834.3 834.5 831.6 833.7 825.8 DAY 30 24 31 18 9 27 31 18 5 7 25 19 MEAN QNH PRESSURE IN HPA 1022.4 1019.5 1020.7 1020.2 1021.6 1020.7 1019.2 1014.3 1018.9 1021.0 1022.4 1019.1 1020.0 MAX. QNH PRESSURE IN HPA 1033.3 1027.2 1030.3 1024.4 1026.5 1025.8 1025.1 1019.6 1022.9 1026.4 1027.0 1024.9 1033.3 DAY 9 15 13 21 29 10 29 31 21 29 4 28 MIN. QNH PRESSURE IN HPA 1005.4 1008.2 1009.2 1013.8 1013.8 1016.1 1009.0 1008.8 1015.4 1015.6 1012.2 1014.7 1005.4 DAY 30 24 31 18 9 27 31 18 5 7 25 19 MEAN QFF PRESSURE IN HPA 1029.0 1023.5 1023.6 1016.1 1014.0 1009.4 1003.9 1000.6 1008.5 1014.2 1019.6 1020.6 1015.2 MAX. QFF PRESSURE IN HPA 1047.2 1036.0 1038.1 1022.1 1021.1 1015.8 1009.4 1009.2 1012.9 1021.7 1025.5 1031.2 1047.2 DAY 5 12 13 3 14 1 29 31 30 29 18 28 MIN. QFF PRESSURE IN HPA 1008.9 1007.0 1005.0 1009.1 1006.1 1002.2 991.9 994.9 1004.0 1007.8 1009.5 1013.0 991.9 DAY 30 24 31 18 9 27 31 18 5 6 25 3 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** ****** DAY ** ** ** ** ** ** ** ** ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 0.6 3.3 7.3 12.8 16.0 22.8 27.2 26.6 23.1 15.1 8.1 5.4 14.0 MINIMUN AIR TEMPERATURE (C) -3.8 -1.2 1.3 6.1 9.4 13.7 18.4 18.0 14.5 8.2 3.7 1.1 7.5 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 5 1 0 0 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 17 6 3 0 0 0 0 0 0 0 3 0 29 DAYS WITH FREEZING MIN.<= 0 27 16 11 0 0 0 0 0 0 0 6 11 71 TEMPERATURE RECORDS LOWEST(C) -9.0 -8.2 -7.0 2.0 3.2 8.6 14.2 15.6 9.0 5.8 -5.8 -2.8 -9.0 DAY 16 16 23 13 1 6 8 12 25 8 14 16 MAXIMUM AIR TEMPERATURE (C) 4.4 7.0 11.5 17.7 22.6 31.0 34.8 34.4 31.8 22.4 13.5 10.9 20.2 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 23 31 31 25 0 0 0 110 DAYS WITH MAXIMUM TEMP. <= 0 3 1 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 11.6 15.4 20.0 25.0 28.0 36.0 37.2 37.0 35.2 28.6 18.6 14.0 37.2 DAY 8 28 31 19 27 30 15 15 6 1 9 2 DIF. BETWEEN (MAX.-MIN.) (C) 8.2 8.2 10.2 11.6 13.2 17.3 16.4 16.4 17.3 14.2 9.8 9.8 12.7 MEAN DAILY TEMP. (MDT) (C) 0.3 2.9 6.4 11.9 16.0 22.4 26.6 26.2 23.2 15.3 8.6 6.0 13.8 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.5 55.3 174.5 162.0 72.3 0.0 0.0 0.0 464.7 HEATING DEG. DAYS(BASE 18 0C) 549.4 422.9 359.4 183.7 77.8 0.1 0.0 0.0 0.0 87.6 281.0 371.9 2333.8 DEWPOINT (MEAN C) -5.6 -4.8 -4.9 1.4 4.6 0.8 2.6 2.0 -2.5 -2.0 -0.1 -1.4 -0.8 MIXING RATIO (G/KG) 3.11 3.38 3.39 5.26 6.56 5.03 5.79 5.44 3.98 4.12 4.79 4.22 4.59 VAPOUR PRESSURE (HPA) 4.16 4.52 4.53 7.01 8.73 6.70 7.68 7.25 5.32 5.54 6.41 5.67 6.13 SATURATION DEF. (HPA) 2.53 3.56 6.19 8.45 10.39 22.67 29.76 28.98 24.60 12.41 4.90 3.60 13.17 RELATIVE HUMIDITY (MEAN %) 67 59 47 52 51 26 22 22 20 35 60 65 44 RELATIVE HUMIDITY (MAX. %) 81 75 70 76 75 43 34 33 31 49 79 83 61 RELATIVE HUMIDITY (MIN. %) 53 43 30 35 30 13 13 13 11 21 41 44 29 RELATIVE HUMIDITY (MEAN% 03UTC) 78 71 66 71 68 40 34 32 28 46 73 76 57 RELATIVE HUMIDITY (MEAN% 09UTC) 63 55 40 45 38 19 17 17 15 28 54 55 37 RELATIVE HUMIDITY (MEAN% 15UTC) 64 54 42 46 39 15 15 16 15 29 52 59 37 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 104.8 118.8 104.0 99.0 26.4 0.0 0.0 0.0 0.0 12.2 86.8 27.6 579.6 DAYS WITH PRECIPITATION >=10 3 4 4 3 1 0 0 0 0 0 3 1 19 DAYS WITH PRECIPITATION >= 5 6 5 5 5 3 0 0 0 0 1 5 1 31 DAYS WITH PRECIPITATION >= 1 9 10 10 11 4 0 0 0 0 2 10 2 58 DAYS WITH PRECIPITATION 9 11 13 14 8 0 1 0 0 5 11 6 78 GREATEST DAILY PRECIPITATION 35.0 40.0 45.0 33.0 12.0 0.0 0.0 0.0 0.0 9.0 28.0 23.0 45.0 DAY 7 3 8 26 11 ** ** ** ** 28 25 15 DAY WITH THUNDER STORM 0 1 1 2 1 0 0 0 0 1 3 0 9 DAYS WITH SNOW OR SLEET 5 6 2 0 0 0 0 0 0 0 1 0 14 DAYS WITH DUST 0 1 0 0 1 1 0 0 0 1 0 0 4 WIND DIRECTION (PREVAILING) 180 180 180 180 180 360 180 180 360 360 180 180 180 PREVAILING WIND SPEED(KNOTS) 14.0 12.1 11.1 12.1 13.5 8.3 9.8 10.1 7.3 6.6 14.0 11.3 11.7 PREVAILING WIND PERCENT 14.8 28.6 19.5 32.7 15.8 16.7 15.7 14.1 20.8 12.6 21.7 13.8 17.0 CALMS PERCENT OF WIND 59.4 31.4 42.9 26.7 36.4 36.4 32.3 37.9 37.5 52.0 35.0 61.1 41.0 NO. OF WIND OBSERVATION 155 140 154 150 247 239 248 248 240 246 240 247 2554 VECTOR WIND DIRECTION (MEAN) 200 173 205 190 215 270 169 203 265 253 164 158 194 VECTOR WIND MAGNITUDE(KNOTS) 2.0 3.5 3.3 5.2 1.4 1.6 0.5 1.3 1.3 0.4 3.7 1.5 1.8 WIND STEADINESES (MEAN %) 40.0 41.2 49.3 60.5 21.9 26.2 7.4 22.4 25.0 9.8 48.7 39.5 29.0 WIND SPEED (MEAN KNOTS) 5.0 8.5 6.7 8.6 6.4 6.1 6.8 5.8 5.2 4.1 7.6 3.8 6.2 FASTEST WIND DIRECTION 360 340 160 310 160 180 90 60 280 70 190 310 310 FASTEST WIND SPEED (KNOTS) 39 25 39 78 39 39 49 39 39 31 35 39 78 DAY 17 16 7 2 2 30 16 3 26 15 13 1 DAYS WITH SKY CLEAR (0-2)/8 17 10 13 11 7 29 25 26 28 23 12 12 213 DAYS WITH P.CLOUDY (3-6)/8 7 10 9 10 17 1 5 5 2 6 12 13 97 DAYS WITH CLOUDY (7-8)/8 7 8 9 9 7 0 1 0 0 2 6 6 55 DAYS WITH VISIBILITY =< 2 KM 5 2 2 0 0 0 0 0 0 0 0 1 10 DURATION OF SUNSHINE HOURS 180.1 164.9 192.2 226.6 250.1 376.8 340.5 335.3 312.9 247.7 167.2 157.3 2951.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 838.0 837.0 836.2 837.4 837.6 835.1 833.7 835.4 837.1 842.0 839.4 841.3 837.5 MAX. QFE PRESSURE IN HPA 845.0 843.1 844.4 844.3 841.7 841.2 838.3 839.5 841.7 847.4 845.2 848.4 848.4 DAY-HOUR 27- 6 8- 6 31- 6 18- 6 15- 6 22- 3 28- 6 28-18 23- 6 17- 6 21- 6 26- 6 MIN. QFE PRESSURE IN HPA 826.0 828.3 827.9 832.5 831.9 830.2 827.7 830.2 833.3 836.4 831.2 832.9 826.0 DAY-HOUR 8- 3 3-12 5-15 12-12 2-15 25-15 10-15 13-15 3-12 3-12 11- 0 4-12 MEAN QNH PRESSURE IN HPA 1019.7 1018.6 1017.6 1018.9 1019.2 1016.3 1014.6 1016.7 1018.7 1024.3 1021.3 1023.6 1019.1 MAX. QNH PRESSURE IN HPA 1027.9 1025.7 1027.2 1027.1 1024.0 1023.5 1020.1 1021.5 1024.0 1030.7 1028.1 1031.9 1031.9 DAY-HOUR 27- 6 8- 6 31- 6 18- 6 15- 6 22- 3 28- 6 28-18 23- 6 17- 6 21- 6 26- 6 MIN. QNH PRESSURE IN HPA 1005.6 1008.3 1007.9 1013.3 1012.6 1010.6 1007.6 1010.6 1014.2 1017.8 1011.7 1013.7 1005.6 DAY-HOUR 8- 3 3-12 5-15 12-12 2-15 25-15 10-15 13-15 3-12 3-12 11- 0 4-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1010.9 1003.8 999.3 1001.8 1006.1 1017.0 1018.5 1022.8 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1018.3 1013.3 1004.7 1008.5 1014.3 1023.0 1030.2 1032.8 ****** DAY-HOUR **-** **-** **-** **-** 14- 3 22- 6 28- 6 28-18 30- 6 18- 6 30- 3 26- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.2 996.4 991.6 995.5 999.0 1007.8 1005.1 1012.1 ****** DAY-HOUR **-** **-** **-** **-** 31- 0 25-12 11-12 13-12 2-12 3-12 11- 9 4-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 837.5 835.1 833.7 835.5 837.2 842.0 839.1 841.3 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 840.5 840.2 837.4 838.7 840.4 845.9 844.2 847.9 ****** DAY ** ** ** ** 19 23 26 29 16 18 21 27 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 832.8 832.0 829.7 832.1 834.4 838.4 831.2 835.4 ****** DAY ** ** ** ** 6 26 11 13 8 4 11 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1019.1 1016.3 1014.7 1016.7 1018.8 1024.4 1021.0 1023.6 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1022.6 1022.3 1019.0 1020.5 1022.5 1029.0 1027.0 1031.3 ****** DAY ** ** ** ** 19 23 26 29 16 18 21 27 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1013.6 1012.7 1010.0 1012.8 1015.5 1020.2 1011.7 1016.7 ****** DAY ** ** ** ** 6 26 11 13 8 4 11 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1010.5 1003.7 999.2 1001.6 1005.6 1016.4 1017.4 1022.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.3 1010.2 1003.7 1006.0 1010.2 1020.9 1028.2 1029.8 ****** DAY ** ** ** ** 15 23 26 19 30 31 30 27 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.2 998.4 992.9 998.3 1001.0 1009.9 1005.5 1013.7 ****** DAY ** ** ** ** 31 26 11 23 3 4 11 8 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.1 837.0 836.4 837.6 837.7 835.8 834.4 836.1 837.8 842.5 839.6 841.3 837.9 MAX. QFE PRESSURE IN HPA 843.7 842.3 843.4 843.4 841.0 841.2 837.7 838.9 840.7 846.3 844.6 847.3 847.3 DAY 27 8 31 17 15 22 27 29 16 18 21 26 MIN. QFE PRESSURE IN HPA 826.0 828.8 830.2 833.0 832.6 832.5 830.4 832.8 835.1 839.0 831.3 835.0 826.0 DAY 8 3 12 26 6 26 11 13 8 4 11 4 MEAN QNH PRESSURE IN HPA 1019.8 1018.6 1017.8 1019.2 1019.3 1017.1 1015.5 1017.4 1019.4 1025.0 1021.6 1023.6 1019.5 MAX. QNH PRESSURE IN HPA 1026.4 1024.7 1026.0 1026.0 1023.2 1023.5 1019.4 1020.8 1022.9 1029.4 1027.4 1030.6 1030.6 DAY 27 8 31 17 15 22 27 29 16 18 21 26 MIN. QNH PRESSURE IN HPA 1005.6 1008.9 1010.6 1013.8 1013.4 1013.3 1010.8 1013.6 1016.3 1020.9 1011.8 1016.2 1005.6 DAY 8 3 12 26 6 26 11 13 8 4 11 4 MEAN QFF PRESSURE IN HPA 1023.4 1020.1 1016.7 1014.3 1011.7 1005.0 1000.9 1003.4 1007.6 1018.4 1019.3 1023.4 1013.7 MAX. QFF PRESSURE IN HPA 1030.5 1029.6 1027.6 1019.1 1018.3 1011.8 1004.7 1007.5 1012.2 1022.4 1030.2 1030.2 1030.5 DAY 1 8 23 17 14 22 28 29 30 18 30 26 MIN. QFF PRESSURE IN HPA 1004.1 1010.4 1009.0 1005.7 1001.4 999.9 994.6 1000.3 1003.1 1011.3 1005.3 1013.2 994.6 DAY 8 21 8 21 31 26 11 14 3 4 11 8 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 839.1 838.0 837.3 838.4 838.3 836.2 834.8 836.8 838.6 843.4 840.6 842.2 838.6 MAX. QFE PRESSURE IN HPA 845.0 843.1 844.4 844.3 841.7 841.2 838.3 839.5 841.7 847.4 845.2 848.4 848.4 DAY 27 8 31 18 15 22 28 29 23 17 21 26 MIN. QFE PRESSURE IN HPA 826.8 829.3 831.0 834.5 833.2 833.2 830.6 833.4 836.0 839.6 832.0 836.1 826.8 DAY 8 3 12 12 6 15 11 13 3 28 11 4 MEAN QNH PRESSURE IN HPA 1021.0 1019.8 1018.9 1020.2 1020.0 1017.6 1015.9 1018.2 1020.4 1026.1 1022.8 1024.7 1020.5 MAX. QNH PRESSURE IN HPA 1027.9 1025.7 1027.2 1027.1 1024.0 1023.5 1020.1 1021.5 1024.0 1030.7 1028.1 1031.9 1031.9 DAY 27 8 31 18 15 22 28 29 23 17 21 26 MIN. QNH PRESSURE IN HPA 1006.6 1009.5 1011.5 1015.6 1014.1 1014.1 1011.0 1014.3 1017.4 1021.6 1012.7 1017.5 1006.6 DAY 8 3 12 12 6 15 11 13 3 28 11 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1011.8 1005.4 1000.7 1003.6 1008.2 1019.0 1020.4 1024.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1017.9 1013.3 1004.7 1007.9 1014.3 1023.0 1030.2 1032.8 ****** DAY ** ** ** ** 15 22 28 29 30 18 30 26 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1002.6 999.6 995.0 1000.2 1003.9 1012.3 1006.5 1017.1 ****** DAY ** ** ** ** 31 26 11 11 3 2 11 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.4 837.5 836.6 837.7 837.8 835.3 833.8 835.6 837.4 842.3 839.6 841.4 837.8 MAX. QFE PRESSURE IN HPA 844.2 842.1 843.2 843.9 841.1 839.8 837.3 838.6 840.7 846.3 844.2 847.6 847.6 DAY 27 9 30 16 15 22 27 30 23 17 21 26 MIN. QFE PRESSURE IN HPA 827.8 828.7 830.8 833.9 833.1 832.1 829.6 832.0 834.5 838.4 831.4 833.8 827.8 DAY 8 3 12 12 6 15 11 13 3 3 11 4 MEAN QNH PRESSURE IN HPA 1020.2 1019.1 1018.1 1019.4 1019.5 1016.6 1014.7 1016.9 1019.0 1024.7 1021.6 1023.7 1019.5 MAX. QNH PRESSURE IN HPA 1027.0 1024.5 1025.8 1026.6 1023.3 1021.8 1018.9 1020.4 1022.9 1029.4 1027.0 1031.0 1031.0 DAY 27 9 30 16 15 22 27 30 23 17 21 26 MIN. QNH PRESSURE IN HPA 1007.7 1008.8 1011.3 1014.9 1014.0 1012.8 1009.9 1012.7 1015.6 1020.2 1012.0 1014.8 1007.7 DAY 8 3 12 12 6 15 11 13 3 3 11 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1010.8 1003.8 998.8 1001.3 1005.8 1017.0 1018.3 1022.5 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.5 1010.2 1002.1 1005.4 1012.0 1021.5 1028.5 1030.1 ****** DAY ** ** ** ** 15 22 26 30 30 31 30 26 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1001.6 998.6 993.2 997.6 1000.9 1009.5 1005.1 1013.3 ****** DAY ** ** ** ** 31 15 11 13 3 2 11 4 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.1 836.2 835.2 836.5 836.9 834.2 832.6 834.3 835.9 840.7 838.4 840.3 836.5 MAX. QFE PRESSURE IN HPA 842.1 840.7 841.6 842.6 839.8 838.6 836.1 837.0 838.8 844.8 842.7 846.2 846.2 DAY 27 9 30 16 18 22 29 28 23 17 21 26 MIN. QFE PRESSURE IN HPA 827.2 828.3 829.7 832.5 832.7 830.6 828.4 830.4 833.3 836.4 832.5 832.9 827.2 DAY 8 3 5 12 6 25 10 13 3 3 12 4 MEAN QNH PRESSURE IN HPA 1018.6 1017.6 1016.5 1018.0 1018.4 1015.2 1013.3 1015.4 1017.2 1022.9 1020.2 1022.4 1018.0 MAX. QNH PRESSURE IN HPA 1024.5 1022.9 1023.9 1025.1 1021.8 1020.4 1017.5 1018.5 1020.6 1027.7 1025.2 1029.3 1029.3 DAY 27 9 30 16 18 22 29 28 23 17 21 26 MIN. QNH PRESSURE IN HPA 1007.0 1008.3 1010.0 1013.3 1013.5 1011.0 1008.4 1010.8 1014.2 1017.8 1013.3 1013.7 1007.0 DAY 8 3 5 12 6 25 10 13 3 3 12 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1009.8 1002.5 997.9 1000.3 1004.0 1015.0 1016.7 1020.9 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1015.4 1008.6 1002.2 1003.6 1010.4 1019.5 1025.6 1028.2 ****** DAY ** ** ** ** 14 22 29 28 30 29 30 17 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1004.1 996.4 991.6 995.5 999.0 1007.8 1006.9 1012.1 ****** DAY ** ** ** ** 31 25 11 13 2 3 10 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1993 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 837.5 836.5 835.4 836.6 836.9 833.9 832.4 834.0 835.8 840.8 838.8 840.8 836.6 MAX. QFE PRESSURE IN HPA 842.6 841.2 841.3 842.4 840.4 838.2 836.4 837.4 838.9 844.6 843.2 846.2 846.2 DAY 26 7 30 16 18 22 26 28 23 17 21 26 MIN. QFE PRESSURE IN HPA 828.0 828.4 827.9 833.0 831.9 830.2 827.7 830.2 833.3 836.4 832.1 834.2 827.7 DAY 8 3 5 12 2 25 10 13 7 3 13 4 MEAN QNH PRESSURE IN HPA 1019.2 1017.9 1016.6 1018.0 1018.4 1014.9 1013.2 1015.1 1017.1 1023.0 1020.7 1023.0 1018.1 MAX. QNH PRESSURE IN HPA 1025.1 1023.5 1023.6 1024.9 1022.5 1019.9 1017.8 1019.0 1020.8 1027.4 1025.8 1029.3 1029.3 DAY 26 7 30 16 18 22 26 28 23 17 21 26 MIN. QNH PRESSURE IN HPA 1008.0 1008.4 1007.9 1013.8 1012.6 1010.6 1007.6 1010.6 1014.2 1017.8 1012.8 1015.3 1007.6 DAY 8 3 5 12 2 25 10 13 7 3 13 4 MEAN QFF PRESSURE IN HPA 1022.7 1019.3 1015.5 1013.1 1010.6 1002.7 998.6 1000.9 1005.3 1016.4 1018.4 1022.6 1012.2 MAX. QFF PRESSURE IN HPA 1029.6 1028.0 1024.4 1017.8 1016.1 1008.4 1003.5 1006.2 1011.4 1020.5 1027.0 1029.0 1029.6 DAY 1 9 23 16 14 22 26 28 30 31 30 17 MIN. QFF PRESSURE IN HPA 1004.8 1009.0 1005.4 1005.9 1003.6 996.9 991.9 996.2 1000.5 1007.9 1008.2 1014.1 991.9 DAY 8 3 5 20 30 25 10 13 2 3 10 4 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 837.8 834.9 833.6 835.3 837.1 841.9 839.5 841.4 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 841.0 839.2 837.7 839.5 840.6 845.7 844.4 847.4 ****** DAY ** ** ** ** 18 22 26 28 30 17 20 26 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 833.8 831.0 829.0 831.7 834.4 838.0 831.4 835.4 ****** DAY ** ** ** ** 5 25 10 12 7 3 13 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1019.5 1016.1 1014.5 1016.6 1018.7 1024.3 1021.5 1023.7 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1023.2 1021.1 1019.4 1021.5 1022.8 1028.7 1027.2 1030.7 ****** DAY ** ** ** ** 18 22 26 28 30 17 20 26 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1014.8 1011.5 1009.2 1012.3 1015.5 1019.7 1012.0 1016.7 ****** DAY ** ** ** ** 5 25 10 12 7 3 13 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1011.3 1003.9 999.4 1001.9 1006.5 1017.2 1019.3 1023.6 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1017.2 1009.4 1003.8 1008.5 1013.5 1022.4 1028.2 1031.8 ****** DAY ** ** ** ** 14 22 25 28 30 29 29 26 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1003.4 997.2 992.9 998.2 1001.7 1010.6 1008.3 1015.9 ****** DAY ** ** ** ** 30 25 10 12 7 3 13 4 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** 837.8 835.2 834.1 835.8 837.4 842.2 839.4 841.5 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** 841.4 840.2 837.6 839.5 840.5 846.1 844.4 847.9 ****** DAY ** ** ** ** 24 22 26 28 15 17 20 26 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** 833.8 831.8 829.5 832.5 834.6 838.5 831.3 835.9 ****** DAY ** ** ** ** 30 25 11 12 7 3 13 4 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** 1019.5 1016.5 1015.1 1017.1 1019.0 1024.6 1021.3 1023.9 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** 1023.7 1022.3 1019.2 1021.5 1022.6 1029.2 1027.2 1031.3 ****** DAY ** ** ** ** 24 22 26 28 15 17 20 26 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** 1014.8 1012.4 1009.7 1013.3 1015.7 1020.3 1011.8 1017.2 ****** DAY ** ** ** ** 30 25 11 12 7 3 13 4 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** 1010.7 1003.6 999.2 1001.6 1006.0 1016.9 1018.2 1022.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** 1016.2 1010.0 1003.1 1006.8 1012.8 1021.0 1028.3 1030.5 ****** DAY ** ** ** ** 14 22 25 28 30 30 29 26 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** 1002.7 997.8 992.9 997.7 1001.3 1009.9 1006.7 1014.4 ****** DAY ** ** ** ** 30 30 10 21 7 3 10 2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.5 3.4 7.5 14.3 17.9 24.0 28.4 28.2 21.6 14.6 9.5 1.4 14.5 MINIMUN AIR TEMPERATURE (C) -0.2 -1.0 2.4 7.9 10.6 14.7 19.5 18.9 13.9 9.2 5.8 -2.3 8.3 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 9 6 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 5 6 1 0 0 0 0 0 0 0 0 10 22 DAYS WITH FREEZING MIN.<= 0 19 16 8 0 0 0 0 0 0 0 0 20 63 TEMPERATURE RECORDS LOWEST(C) -6.6 -8.0 -4.0 2.0 5.4 9.2 15.6 15.8 9.5 6.0 0.8 -13.5 -13.5 DAY 19 20 15 5 7 5 2 29 21 13 13 7 MAXIMUM AIR TEMPERATURE (C) 8.2 8.0 12.6 20.7 24.5 31.5 36.6 36.7 29.0 20.8 14.1 5.9 20.7 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 3 24 31 31 8 0 0 0 97 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 4 5 TEMPERATURE RECORDS HIGHEST(C) 15.6 14.6 19.8 26.0 31.6 34.2 38.6 40.2 35.5 25.0 17.4 11.6 40.2 DAY 1 27 31 21 31 10 29 6 1 1 3 2 DIF. BETWEEN (MAX.-MIN.) (C) 8.4 9.0 10.2 12.8 13.9 16.8 17.1 17.8 15.1 11.6 8.3 8.2 12.4 MEAN DAILY TEMP. (MDT) (C) 4.0 3.5 7.5 14.3 17.6 23.1 28.0 27.8 21.4 15.0 10.0 1.8 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.7 68.4 218.1 210.7 33.1 0.0 0.0 0.0 534.1 HEATING DEG. DAYS(BASE 18 0C) 433.3 405.9 326.4 113.6 48.7 0.7 0.0 0.0 0.0 94.4 240.9 502.4 2166.2 DEWPOINT (MEAN C) -2.1 -5.8 -1.5 2.0 2.5 -0.3 3.7 -1.5 -2.1 4.1 2.4 -5.1 -0.3 MIXING RATIO (G/KG) 4.06 3.12 4.23 5.44 5.65 4.64 6.24 4.27 4.12 6.40 5.68 3.31 4.76 VAPOUR PRESSURE (HPA) 5.43 4.17 5.65 7.26 7.54 6.16 8.25 5.68 5.51 8.56 7.59 4.44 6.35 SATURATION DEF. (HPA) 2.72 3.87 5.08 9.84 13.99 25.20 32.38 34.59 21.43 8.56 4.54 2.71 13.74 RELATIVE HUMIDITY (MEAN %) 70 56 57 47 40 22 22 16 22 55 64 64 45 RELATIVE HUMIDITY (MAX. %) 87 77 79 70 61 38 35 25 33 74 81 81 62 RELATIVE HUMIDITY (MIN. %) 49 34 37 28 21 11 12 8 13 36 45 46 28 RELATIVE HUMIDITY (MEAN% 03UTC) 79 67 74 63 57 34 35 24 32 70 74 74 57 RELATIVE HUMIDITY (MEAN% 09UTC) 58 48 47 39 29 16 18 12 18 46 56 55 37 RELATIVE HUMIDITY (MEAN% 15UTC) 63 46 46 33 27 15 15 10 16 46 59 59 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 93.6 48.1 89.1 27.4 26.3 0.0 0.0 0.0 0.5 64.8 255.2 53.9 658.9 DAYS WITH PRECIPITATION >=10 2 2 3 1 1 0 0 0 0 2 9 2 22 DAYS WITH PRECIPITATION >= 5 4 2 6 2 2 0 0 0 0 5 10 5 36 DAYS WITH PRECIPITATION >= 1 8 7 10 4 5 0 0 0 0 7 13 11 65 DAYS WITH PRECIPITATION 10 8 11 8 8 0 1 0 2 13 15 11 87 GREATEST DAILY PRECIPITATION 38.0 26.0 28.0 16.2 15.0 0.0 0.0 0.0 0.5 19.0 51.4 11.2 51.4 DAY 16 1 11 1 6 ** ** ** 10 19 17 19 DAY WITH THUNDER STORM 1 0 0 3 4 1 0 0 1 3 4 0 17 DAYS WITH SNOW OR SLEET 4 4 4 0 0 0 0 0 0 0 0 3 15 DAYS WITH DUST 0 0 1 1 2 1 1 0 2 1 1 0 10 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 14.9 12.9 12.5 10.8 11.8 12.0 11.8 12.6 9.0 8.8 13.7 15.3 12.5 PREVAILING WIND PERCENT 16.5 25.0 29.4 17.9 19.8 18.3 23.4 23.8 12.9 14.9 28.8 25.4 21.3 CALMS PERCENT OF WIND 45.2 33.0 35.5 38.3 32.7 31.3 34.3 34.3 44.2 46.0 30.8 33.5 36.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 158 188 165 226 207 231 195 188 261 216 152 173 180 VECTOR WIND MAGNITUDE(KNOTS) 3.0 3.1 4.0 1.6 1.7 2.2 2.6 2.6 0.2 0.7 6.7 4.9 2.5 WIND STEADINESES (MEAN %) 50.8 42.5 57.1 27.6 25.8 31.0 40.0 40.0 3.6 14.3 79.8 57.6 37.3 WIND SPEED (MEAN KNOTS) 5.9 7.3 7.0 5.8 6.6 7.1 6.5 6.5 5.5 4.9 8.4 8.5 6.7 FASTEST WIND DIRECTION 180 180 180 310 330 330 150 190 290 70 230 190 180 FASTEST WIND SPEED (KNOTS) 29 35 49 39 39 31 29 39 33 29 35 31 49 DAY 15 2 7 9 30 23 16 29 9 7 8 20 DAYS WITH SKY CLEAR (0-2)/8 11 11 11 13 20 28 31 31 21 14 10 13 214 DAYS WITH P.CLOUDY (3-6)/8 10 12 14 12 10 2 0 0 9 13 10 11 103 DAYS WITH CLOUDY (7-8)/8 10 5 6 5 1 0 0 0 0 4 10 7 48 DAYS WITH VISIBILITY =< 2 KM 2 3 2 0 0 2 0 0 0 0 1 1 11 DURATION OF SUNSHINE HOURS 128.9 96.3 213.7 238.5 291.6 370.6 372.6 365.0 281.7 216.5 164.7 180.5 2920.6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 838.6 836.1 836.9 838.1 837.2 832.5 830.3 832.2 839.1 842.0 839.0 839.7 836.8 MAX. QFE PRESSURE IN HPA 846.2 844.8 843.8 844.0 842.0 836.9 833.8 836.4 846.6 846.5 846.9 845.5 846.9 DAY-HOUR 18- 6 20- 6 18- 6 5- 6 15- 6 8- 6 1- 3 15- 6 23- 6 11- 6 2- 6 7- 6 MIN. QFE PRESSURE IN HPA 828.2 827.7 826.6 832.5 831.2 827.5 827.4 828.0 830.4 837.3 827.5 825.6 825.6 DAY-HOUR 16- 9 12- 0 12- 3 1-21 6- 0 28-12 21-12 1-12 1-12 16-12 25-18 3-15 MEAN QNH PRESSURE IN HPA 1020.4 1017.5 1018.4 1019.8 1018.8 1013.3 1010.7 1012.9 1021.0 1024.4 1020.9 1021.7 1018.3 MAX. QNH PRESSURE IN HPA 1029.3 1027.7 1026.5 1026.7 1024.4 1018.4 1014.8 1017.8 1029.8 1029.7 1030.1 1028.5 1030.1 DAY-HOUR 18- 6 20- 6 18- 6 5- 6 15- 6 8- 6 1- 3 15- 6 23- 6 11- 6 2- 6 7- 6 MIN. QNH PRESSURE IN HPA 1008.2 1007.6 1006.3 1013.3 1011.7 1007.4 1007.3 1008.0 1010.8 1018.9 1007.4 1005.2 1005.2 DAY-HOUR 16- 9 12- 0 12- 3 1-21 6- 0 28-12 21-12 1-12 1-12 16-12 25-18 3-15 MEAN QFF PRESSURE IN HPA 1020.9 1018.1 1016.1 1012.7 1009.4 1000.0 994.5 997.1 1009.4 1017.1 1017.0 1023.9 1011.3 MAX. QFF PRESSURE IN HPA 1034.1 1035.0 1026.5 1023.3 1016.9 1006.1 1002.2 1002.1 1020.0 1025.5 1027.5 1039.9 1039.9 DAY-HOUR 18- 6 20- 6 17- 6 5- 6 8- 6 6- 3 1- 3 22- 3 23- 6 20- 6 10- 6 7- 6 MIN. QFF PRESSURE IN HPA 1007.5 1004.2 1003.9 1004.5 1002.3 993.9 990.5 991.0 995.8 1009.1 1004.2 1002.6 990.5 DAY-HOUR 16- 3 12- 0 7- 9 26- 0 31-21 28-12 31- 9 10-12 1-12 2-12 25-18 3-15 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.6 835.8 836.7 838.1 837.2 832.8 830.6 832.4 839.1 842.0 839.2 839.6 836.8 MAX. QFE PRESSURE IN HPA 845.4 842.4 841.6 842.0 840.8 835.6 832.9 835.2 845.0 845.2 845.3 844.7 845.4 DAY 19 20 19 5 18 8 1 15 24 11 2 8 MIN. QFE PRESSURE IN HPA 830.9 827.7 827.1 832.6 831.2 829.2 828.6 828.9 832.0 838.2 831.5 827.0 827.0 DAY 16 12 12 2 6 29 31 2 1 16 26 4 MEAN QNH PRESSURE IN HPA 1020.4 1017.1 1018.2 1019.9 1018.8 1013.6 1011.1 1013.1 1021.0 1024.3 1021.1 1021.6 1018.3 MAX. QNH PRESSURE IN HPA 1028.4 1024.9 1023.9 1024.4 1023.0 1016.9 1013.7 1016.4 1027.9 1028.1 1028.3 1027.6 1028.4 DAY 19 20 19 5 18 8 1 15 24 11 2 8 MIN. QNH PRESSURE IN HPA 1011.4 1007.6 1006.9 1013.4 1011.7 1009.4 1008.7 1009.0 1012.7 1019.9 1012.1 1006.8 1006.8 DAY 16 12 12 2 6 29 31 2 1 16 26 4 MEAN QFF PRESSURE IN HPA 1020.3 1017.1 1015.5 1012.4 1009.3 1000.1 994.9 996.9 1008.9 1016.5 1016.7 1023.2 1011.0 MAX. QFF PRESSURE IN HPA 1032.4 1029.4 1023.3 1020.1 1014.7 1005.0 1000.9 999.8 1018.0 1022.6 1024.1 1037.3 1037.3 DAY 19 20 17 5 18 6 1 22 24 20 2 8 MIN. QFF PRESSURE IN HPA 1007.7 1004.2 1005.4 1004.5 1004.7 995.8 992.0 992.1 997.5 1010.4 1009.0 1007.0 992.0 DAY 16 12 7 26 6 28 27 2 1 16 6 4 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.6 836.0 837.1 838.5 837.7 833.3 831.1 832.9 839.8 842.3 839.3 839.7 837.2 MAX. QFE PRESSURE IN HPA 845.1 842.4 842.4 842.7 841.0 836.2 833.8 836.0 845.7 845.7 845.9 844.7 845.9 DAY 10 20 18 5 18 17 1 15 23 11 2 7 MIN. QFE PRESSURE IN HPA 829.7 827.9 826.6 833.0 832.0 829.3 829.0 829.5 833.2 838.5 832.5 827.6 826.6 DAY 16 12 12 2 6 28 30 1 1 16 26 4 MEAN QNH PRESSURE IN HPA 1020.5 1017.3 1018.7 1020.3 1019.3 1014.2 1011.6 1013.7 1021.8 1024.7 1021.3 1021.7 1018.8 MAX. QNH PRESSURE IN HPA 1028.0 1024.9 1024.9 1025.2 1023.2 1017.6 1014.8 1017.4 1028.7 1028.7 1029.0 1027.6 1029.0 DAY 10 20 18 5 18 17 1 15 23 11 2 7 MIN. QNH PRESSURE IN HPA 1010.0 1007.9 1006.3 1013.8 1012.7 1009.5 1009.2 1009.7 1014.1 1020.3 1013.3 1007.5 1006.3 DAY 16 12 12 2 6 28 30 1 1 16 26 4 MEAN QFF PRESSURE IN HPA 1021.3 1018.3 1016.8 1013.7 1010.5 1001.4 996.1 998.6 1010.9 1018.0 1017.9 1024.3 1012.3 MAX. QFF PRESSURE IN HPA 1033.5 1032.4 1025.3 1022.6 1016.3 1006.1 1002.2 1002.1 1019.9 1023.5 1025.3 1039.9 1039.9 DAY 19 20 17 5 8 6 1 22 23 20 2 7 MIN. QFF PRESSURE IN HPA 1007.5 1005.5 1005.9 1007.1 1006.5 996.3 993.0 993.6 999.6 1011.6 1011.4 1006.9 993.0 DAY 16 12 12 26 24 28 31 2 2 16 6 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1994 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 839.7 837.0 838.1 839.3 838.3 833.6 831.4 833.4 840.6 843.2 840.2 840.6 837.9 MAX. QFE PRESSURE IN HPA 846.2 844.8 843.8 844.0 842.0 836.9 833.6 836.4 846.6 846.5 846.9 845.5 846.9 DAY 18 20 18 5 15 8 3 15 23 11 2 7 MIN. QFE PRESSURE IN HPA 829.3 829.2 829.1 833.6 834.1 829.4 829.2 829.8 833.6 839.5 834.6 828.3 828.3 DAY 16 12 12 2 6 28 31 2 1 16 17 4 MEAN QNH PRESSURE IN HPA 1021.7 1018.5 1019.8 1021.2 1020.0 1014.5 1011.9 1014.3 1022.7 1025.9 1022.3 1022.7 1019.6 MAX. QNH PRESSURE IN HPA 1029.3 1027.7 1026.5 1026.7 1024.4 1018.4 1014.5 1017.8 1029.8 1029.7 1030.1 1028.5 1030.1 DAY 18 20 18 5 15 8 3 15 23 11 2 7 MIN. QNH PRESSURE IN HPA 1009.5 1009.4 1009.3 1014.5 1015.1 1009.6 1009.4 1010.1 1014.5 1021.5 1015.7 1008.3 1008.3 DAY 16 12 12 2 6 28 31 2 1 16 17 4 MEAN QFF PRESSURE IN HPA 1022.9 1019.7 1018.1 1014.5 1010.8 1001.3 996.0 998.7 1011.3 1018.9 1018.8 1025.4 1013.0 MAX. QFF PRESSURE IN HPA 1034.1 1035.0 1026.5 1023.3 1016.9 1005.8 1001.5 1001.4 1020.0 1025.5 1027.5 1039.9 1039.9 DAY 18 20 17 5 8 17 1 23 23 20 10 7 MIN. QFF PRESSURE IN HPA 1008.7 1007.1 1006.1 1007.3 1006.4 995.0 992.4 993.7 999.2 1012.2 1012.5 1008.7 992.4 DAY 16 12 7 26 24 28 31 2 2 16 30 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.8 836.5 837.4 838.4 837.5 832.7 830.4 832.2 839.5 842.2 839.1 839.9 837.1 MAX. QFE PRESSURE IN HPA 845.6 842.7 843.1 843.1 841.0 835.8 832.2 835.4 845.6 845.5 846.5 845.0 846.5 DAY 18 20 18 5 8 8 2 15 23 20 2 7 MIN. QFE PRESSURE IN HPA 828.2 829.4 828.2 833.8 833.2 828.4 828.7 828.9 832.5 838.6 832.6 827.6 827.6 DAY 16 12 7 2 1 28 21 2 1 16 17 4 MEAN QNH PRESSURE IN HPA 1020.7 1018.0 1019.1 1020.2 1019.1 1013.5 1010.8 1012.9 1021.5 1024.7 1021.0 1021.9 1018.6 MAX. QNH PRESSURE IN HPA 1028.6 1025.2 1025.7 1025.7 1023.2 1017.1 1012.9 1016.7 1028.6 1028.5 1029.7 1027.9 1029.7 DAY 18 20 18 5 8 8 2 15 23 20 2 7 MIN. QNH PRESSURE IN HPA 1008.2 1009.6 1008.2 1014.8 1014.1 1008.4 1008.8 1009.0 1013.3 1020.4 1013.4 1007.5 1007.5 DAY 16 12 7 2 1 28 21 2 1 16 17 4 MEAN QFF PRESSURE IN HPA 1020.7 1018.3 1016.4 1012.6 1009.3 999.6 994.0 996.6 1009.4 1017.0 1016.8 1023.7 1011.2 MAX. QFF PRESSURE IN HPA 1031.9 1030.3 1024.7 1021.2 1015.7 1004.3 999.3 1000.1 1019.0 1023.8 1025.2 1038.5 1038.5 DAY 18 20 17 5 8 6 1 15 23 20 2 7 MIN. QFF PRESSURE IN HPA 1008.0 1006.8 1003.9 1006.1 1005.0 994.4 990.5 991.2 997.5 1010.4 1009.8 1006.6 990.5 DAY 16 12 7 26 31 28 31 2 2 2 30 3 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.6 835.2 836.0 837.0 836.3 831.6 829.1 831.0 837.7 840.7 838.0 838.8 835.7 MAX. QFE PRESSURE IN HPA 844.3 840.9 841.0 841.6 839.5 834.7 830.7 833.5 843.8 844.0 845.6 843.8 845.6 DAY 18 19 18 5 8 17 1 15 23 20 1 7 MIN. QFE PRESSURE IN HPA 828.4 829.7 827.5 832.6 832.5 827.5 827.4 828.0 830.4 837.3 829.6 826.8 826.8 DAY 16 12 12 2 1 28 21 1 1 16 25 4 MEAN QNH PRESSURE IN HPA 1019.3 1016.4 1017.3 1018.6 1017.7 1012.1 1009.3 1011.5 1019.3 1022.9 1019.7 1020.7 1017.1 MAX. QNH PRESSURE IN HPA 1027.1 1023.1 1023.2 1023.9 1021.5 1015.8 1011.1 1014.4 1026.5 1026.7 1028.6 1026.5 1028.6 DAY 18 19 18 5 8 17 1 15 23 20 1 7 MIN. QNH PRESSURE IN HPA 1008.4 1010.0 1007.4 1013.4 1013.3 1007.4 1007.3 1008.0 1010.8 1018.9 1009.9 1006.6 1006.6 DAY 16 12 12 2 1 28 21 1 1 16 25 4 MEAN QFF PRESSURE IN HPA 1019.2 1016.4 1014.5 1011.1 1008.1 998.7 993.0 995.4 1007.4 1015.0 1015.3 1022.3 1009.7 MAX. QFF PRESSURE IN HPA 1030.0 1027.5 1022.0 1019.0 1014.2 1003.6 997.6 998.2 1016.6 1021.4 1025.3 1036.7 1036.7 DAY 18 19 17 5 8 5 1 25 23 20 1 7 MIN. QFF PRESSURE IN HPA 1009.2 1007.6 1004.2 1004.8 1002.7 993.9 991.1 991.0 995.8 1009.1 1007.4 1005.1 991.0 DAY 16 12 7 26 31 28 31 10 1 2 25 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.1 835.5 836.0 836.9 836.2 831.3 829.0 830.9 837.7 841.2 838.2 839.3 835.9 MAX. QFE PRESSURE IN HPA 844.9 841.2 840.8 841.5 839.5 833.9 830.6 833.2 843.4 844.5 845.6 844.4 845.6 DAY 18 19 18 5 17 7 3 15 23 19 1 7 MIN. QFE PRESSURE IN HPA 830.2 829.2 828.1 832.6 832.2 827.6 827.6 828.0 830.7 837.4 827.6 825.6 825.6 DAY 16 11 12 30 5 28 21 1 1 2 25 3 MEAN QNH PRESSURE IN HPA 1019.9 1016.7 1017.4 1018.4 1017.6 1011.9 1009.1 1011.4 1019.4 1023.4 1020.0 1021.2 1017.2 MAX. QNH PRESSURE IN HPA 1027.8 1023.5 1023.0 1023.8 1021.5 1014.9 1011.0 1014.1 1026.0 1027.3 1028.6 1027.2 1028.6 DAY 18 19 18 5 17 7 3 15 23 19 1 7 MIN. QNH PRESSURE IN HPA 1010.6 1009.4 1008.1 1013.4 1012.9 1007.5 1007.5 1008.0 1011.1 1019.0 1007.5 1005.2 1005.2 DAY 16 11 12 30 5 28 21 1 1 2 25 3 MEAN QFF PRESSURE IN HPA 1020.7 1017.6 1015.3 1011.8 1008.7 999.1 993.5 996.3 1008.5 1016.7 1016.5 1023.8 1010.7 MAX. QFF PRESSURE IN HPA 1032.4 1029.7 1021.8 1020.5 1014.6 1003.4 997.1 1000.1 1016.8 1021.8 1025.9 1039.0 1039.0 DAY 18 19 17 5 8 5 1 28 23 19 1 7 MIN. QFF PRESSURE IN HPA 1011.4 1008.3 1007.1 1004.7 1002.7 994.7 991.0 991.7 997.1 1010.2 1005.1 1002.6 991.0 DAY 16 11 12 26 31 28 31 10 2 2 25 3 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.7 836.4 837.0 838.1 837.2 832.4 830.2 832.2 839.2 842.2 838.9 840.0 836.9 MAX. QFE PRESSURE IN HPA 845.8 842.2 841.2 841.9 840.5 834.9 832.1 834.7 845.0 844.9 846.1 845.2 846.1 DAY 18 19 18 5 17 8 3 15 23 23 1 7 MIN. QFE PRESSURE IN HPA 831.0 828.6 829.0 832.5 833.0 829.0 828.6 829.3 832.5 838.3 827.5 826.7 826.7 DAY 23 11 11 30 5 28 21 1 2 2 25 3 MEAN QNH PRESSURE IN HPA 1020.5 1017.8 1018.6 1019.8 1018.8 1013.2 1010.6 1012.9 1021.1 1024.6 1020.8 1022.0 1018.4 MAX. QNH PRESSURE IN HPA 1028.9 1024.6 1023.5 1024.3 1022.6 1016.1 1012.8 1015.8 1027.9 1027.8 1029.2 1028.1 1029.2 DAY 18 19 18 5 17 8 3 15 23 23 1 7 MIN. QNH PRESSURE IN HPA 1011.5 1008.7 1009.2 1013.3 1013.8 1009.2 1008.7 1009.5 1013.3 1020.1 1007.4 1006.5 1006.5 DAY 23 11 11 30 5 28 21 1 2 2 25 3 MEAN QFF PRESSURE IN HPA 1021.7 1019.0 1016.7 1013.0 1009.6 1000.0 994.6 997.5 1009.7 1017.8 1017.3 1024.7 1011.8 MAX. QFF PRESSURE IN HPA 1033.8 1031.2 1023.6 1020.9 1014.9 1004.7 998.1 1001.3 1018.2 1022.5 1025.1 1039.7 1039.7 DAY 18 19 17 5 17 5 1 25 23 31 1 7 MIN. QFF PRESSURE IN HPA 1011.6 1007.6 1009.6 1006.0 1002.7 995.3 992.3 992.8 998.4 1010.2 1004.2 1004.6 992.3 DAY 31 11 11 30 31 28 14 10 2 2 25 3 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.5 836.6 837.1 838.3 837.6 832.8 830.6 832.6 839.4 842.4 838.9 839.9 837.1 MAX. QFE PRESSURE IN HPA 845.8 842.4 842.0 842.4 841.0 835.6 832.8 835.2 845.0 845.8 845.9 845.0 845.9 DAY 18 19 18 5 17 7 2 14 23 19 1 7 MIN. QFE PRESSURE IN HPA 831.1 828.2 828.4 832.5 833.0 829.2 828.6 829.4 832.8 838.9 830.8 827.0 827.0 DAY 31 11 11 1 5 28 21 2 2 15 25 3 MEAN QNH PRESSURE IN HPA 1020.3 1018.0 1018.7 1020.1 1019.3 1013.6 1011.0 1013.4 1021.4 1024.8 1020.8 1021.9 1018.6 MAX. QNH PRESSURE IN HPA 1028.9 1024.9 1024.4 1024.9 1023.2 1016.9 1013.6 1016.4 1027.9 1028.9 1029.0 1027.9 1029.0 DAY 18 19 18 5 17 7 2 14 23 19 1 7 MIN. QNH PRESSURE IN HPA 1011.6 1008.2 1008.4 1013.3 1013.8 1009.4 1008.7 1009.6 1013.6 1020.8 1011.3 1006.8 1006.8 DAY 31 11 11 1 5 28 21 2 2 15 25 3 MEAN QFF PRESSURE IN HPA 1020.3 1018.3 1015.9 1012.5 1009.4 999.9 994.3 997.1 1009.4 1017.3 1016.5 1023.7 1011.2 MAX. QFF PRESSURE IN HPA 1032.7 1030.9 1023.0 1020.4 1014.5 1004.7 999.3 1000.6 1018.6 1025.1 1024.2 1038.0 1038.0 DAY 18 19 17 5 7 5 1 14 23 19 1 7 MIN. QFF PRESSURE IN HPA 1007.6 1005.2 1008.9 1005.9 1002.3 995.5 990.6 991.8 998.3 1010.6 1007.7 1005.9 990.6 DAY 31 11 11 30 31 27 30 1 1 2 30 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1995 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.1 4.5 8.0 11.5 16.5 22.2 28.5 28.6 22.7 15.8 10.1 2.1 14.6 MINIMUN AIR TEMPERATURE (C) -0.8 0.2 2.1 5.8 9.9 14.0 19.8 19.4 14.2 8.2 4.0 -2.3 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 15 7 0 0 0 0 22 DAYS WITH MINIMUM TEMP. <=-4 4 2 0 0 0 0 0 0 0 0 5 7 18 DAYS WITH FREEZING MIN.<= 0 21 15 5 0 0 0 0 0 0 0 5 27 73 TEMPERATURE RECORDS LOWEST(C) -6.0 -4.0 -2.0 1.0 3.0 8.6 14.5 15.0 9.8 5.0 -6.6 -6.4 -6.6 DAY 23 10 1 7 9 6 2 23 22 18 26 20 MAXIMUM AIR TEMPERATURE (C) 10.1 10.0 14.4 17.6 23.5 29.7 36.5 36.8 30.4 23.5 16.7 7.5 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 19 31 31 17 0 0 0 98 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TEMPERATURE RECORDS HIGHEST(C) 14.6 14.5 19.0 22.4 29.2 35.0 40.0 38.5 35.5 28.6 23.0 12.8 40.0 DAY 30 21 24 30 24 21 18 8 1 2 1 31 DIF. BETWEEN (MAX.-MIN.) (C) 10.9 9.8 12.3 11.8 13.6 15.7 16.7 17.4 16.2 15.3 12.7 9.8 13.5 MEAN DAILY TEMP. (MDT) (C) 4.6 5.1 8.3 11.7 16.7 21.9 28.1 28.1 22.3 15.8 10.4 2.6 14.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 49.1 221.6 219.5 57.2 2.0 0.0 0.0 549.4 HEATING DEG. DAYS(BASE 18 0C) 414.0 361.4 302.1 188.6 58.7 4.9 0.0 0.0 0.1 84.6 229.3 478.3 2122.0 DEWPOINT (MEAN C) -3.2 -2.3 -0.6 3.3 6.8 7.3 2.6 -0.7 -1.1 -3.3 -6.6 -3.9 -0.1 MIXING RATIO (G/KG) 3.72 3.95 4.54 5.94 7.61 7.86 5.79 4.46 4.34 3.68 3.09 3.48 4.87 VAPOUR PRESSURE (HPA) 5.00 5.28 6.07 7.92 10.13 10.41 7.66 5.94 5.79 4.95 4.14 4.67 6.50 SATURATION DEF. (HPA) 3.49 3.37 5.10 6.15 9.53 17.89 33.36 35.15 23.23 14.07 8.99 2.66 13.58 RELATIVE HUMIDITY (MEAN %) 62 64 58 61 57 42 21 16 22 30 34 67 45 RELATIVE HUMIDITY (MAX. %) 81 83 78 82 76 62 32 26 36 44 50 84 61 RELATIVE HUMIDITY (MIN. %) 41 43 37 40 37 25 11 9 13 18 20 47 28 RELATIVE HUMIDITY (MEAN% 03UTC) 76 76 73 75 73 59 32 26 35 42 43 79 57 RELATIVE HUMIDITY (MEAN% 09UTC) 52 55 46 49 44 31 16 12 17 23 29 59 36 RELATIVE HUMIDITY (MEAN% 15UTC) 53 53 47 52 47 30 14 11 16 22 28 61 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 12.1 49.2 24.4 89.4 66.5 11.5 0.3 0.0 0.2 0.0 6.8 31.6 292.0 DAYS WITH PRECIPITATION >=10 0 2 1 3 1 0 0 0 0 0 0 2 9 DAYS WITH PRECIPITATION >= 5 1 4 1 6 7 1 0 0 0 0 1 2 23 DAYS WITH PRECIPITATION >= 1 2 6 5 9 10 3 0 0 0 0 1 5 41 DAYS WITH PRECIPITATION 5 9 9 15 14 4 1 0 1 0 4 6 68 GREATEST DAILY PRECIPITATION 9.0 17.4 11.0 29.8 13.0 5.0 0.3 0.0 0.2 0.0 6.0 14.0 29.8 DAY 17 5 17 21 4 2 25 ** 20 ** 11 4 DAY WITH THUNDER STORM 0 0 0 3 8 5 1 0 1 1 2 0 21 DAYS WITH SNOW OR SLEET 0 4 0 0 0 0 0 0 0 0 0 6 10 DAYS WITH DUST 0 1 0 1 1 0 2 0 1 0 0 0 6 WIND DIRECTION (PREVAILING) 180 180 180 180 360 360 180 180 180 180 180 360 180 PREVAILING WIND SPEED(KNOTS) 10.6 11.2 11.5 12.5 8.0 9.6 10.4 9.8 10.0 10.6 12.8 5.3 11.1 PREVAILING WIND PERCENT 18.1 18.3 18.1 28.8 16.5 18.3 19.8 20.6 20.4 17.7 29.2 13.3 18.5 CALMS PERCENT OF WIND 50.0 39.7 39.1 31.3 34.3 30.0 32.7 35.1 35.8 37.5 36.3 56.0 38.2 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 165 166 188 177 320 280 183 179 210 216 178 260 192 VECTOR WIND MAGNITUDE(KNOTS) 1.8 1.5 2.0 3.7 0.8 2.1 1.3 2.2 1.9 1.3 3.9 0.4 1.5 WIND STEADINESES (MEAN %) 39.1 25.0 33.3 49.3 12.1 29.6 19.1 39.3 30.2 22.4 56.5 12.1 25.0 WIND SPEED (MEAN KNOTS) 4.6 6.0 6.0 7.5 6.6 7.1 6.8 5.6 6.3 5.8 6.9 3.3 6.0 FASTEST WIND DIRECTION 340 210 180 190 310 330 30 90 70 190 190 210 190 FASTEST WIND SPEED (KNOTS) 29 29 29 39 29 29 39 33 35 31 33 23 39 DAY 1 5 24 2 1 16 25 9 2 4 24 22 DAYS WITH SKY CLEAR (0-2)/8 21 13 16 5 15 24 27 31 29 27 21 11 240 DAYS WITH P.CLOUDY (3-6)/8 7 12 10 16 12 6 3 0 1 4 8 14 93 DAYS WITH CLOUDY (7-8)/8 3 3 5 9 4 0 1 0 0 0 1 6 32 DAYS WITH VISIBILITY =< 2 KM 0 1 0 1 0 0 0 0 0 0 0 2 4 DURATION OF SUNSHINE HOURS 228.3 184.9 249.2 100.2 ****** 254.3 359.7 350.8 324.0 306.5 237.2 175.1 ****** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 840.2 837.1 837.1 837.0 838.5 834.6 830.7 833.7 836.8 840.0 840.0 840.0 837.1 MAX. QFE PRESSURE IN HPA 847.1 844.6 844.8 842.3 843.4 840.6 835.6 838.0 843.3 847.6 846.1 844.4 847.6 DAY-HOUR 7- 6 1- 6 3- 6 30-21 26-21 2-18 4- 6 25- 6 13- 6 25- 6 15- 6 20- 6 MIN. QFE PRESSURE IN HPA 834.0 827.8 830.8 832.5 834.2 830.4 826.2 829.3 831.7 834.0 833.1 834.9 826.2 DAY-HOUR 12-12 5- 3 25-21 24- 9 10-15 13-12 16-12 3-15 20- 0 12-12 25-12 4- 0 MEAN QNH PRESSURE IN HPA 1022.3 1018.6 1018.7 1018.5 1020.3 1015.8 1011.1 1014.6 1018.3 1022.0 1022.1 1022.0 1018.7 MAX. QNH PRESSURE IN HPA 1030.4 1027.4 1027.7 1024.7 1026.0 1022.8 1016.9 1019.7 1025.9 1031.0 1029.2 1027.2 1031.0 DAY-HOUR 7- 6 1- 6 3- 6 30-21 26-21 2-18 4- 6 25- 6 13- 6 25- 6 15- 6 20- 6 MIN. QNH PRESSURE IN HPA 1015.0 1007.7 1011.3 1013.3 1015.3 1010.8 1005.9 1009.5 1012.3 1015.0 1014.0 1016.1 1005.9 DAY-HOUR 12-12 5- 3 25-21 24- 9 10-15 13-12 16-12 3-15 20- 0 12-12 25-12 4- 0 MEAN QFF PRESSURE IN HPA 1022.4 1018.3 1015.9 1013.2 1011.6 1003.4 995.0 998.6 1006.0 1014.2 1018.1 1023.6 1011.7 MAX. QFF PRESSURE IN HPA 1031.4 1026.7 1026.5 1020.2 1018.7 1014.3 1002.9 1005.2 1015.3 1025.1 1029.0 1032.6 1032.6 DAY-HOUR 7- 6 1- 6 3- 6 13- 3 4- 9 2-18 4- 6 24- 6 22- 3 25- 6 27- 6 20- 3 MIN. QFF PRESSURE IN HPA 1012.1 1005.9 1004.9 1005.3 1005.6 996.3 987.9 992.4 997.4 1003.5 1009.8 1012.6 987.9 DAY-HOUR 12-12 5- 3 25-21 19- 3 24-12 21-21 20-12 3-12 4-12 12- 9 24- 0 4- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 840.1 837.1 837.0 836.8 838.4 834.9 830.8 833.8 836.8 840.0 840.0 840.0 837.1 MAX. QFE PRESSURE IN HPA 845.5 842.3 842.5 841.0 842.5 839.0 834.8 837.1 841.6 845.8 845.4 843.8 845.8 DAY 7 2 3 13 27 3 4 25 13 27 16 20 MIN. QFE PRESSURE IN HPA 835.8 829.5 832.2 832.8 835.2 831.0 827.5 830.6 831.7 835.4 836.0 834.9 827.5 DAY 17 5 17 24 11 22 17 9 20 12 24 4 MEAN QNH PRESSURE IN HPA 1022.2 1018.7 1018.5 1018.3 1020.2 1016.1 1011.2 1014.7 1018.4 1022.1 1022.0 1022.0 1018.7 MAX. QNH PRESSURE IN HPA 1028.5 1024.7 1025.0 1023.2 1025.0 1020.9 1016.0 1018.6 1023.9 1028.9 1028.4 1026.5 1028.9 DAY 7 2 3 13 27 3 4 25 13 27 16 20 MIN. QNH PRESSURE IN HPA 1017.1 1009.7 1012.9 1013.6 1016.4 1011.5 1007.4 1011.0 1012.3 1016.7 1017.4 1016.1 1007.4 DAY 17 5 17 24 11 22 17 9 20 12 24 4 MEAN QFF PRESSURE IN HPA 1021.6 1017.9 1015.4 1013.0 1011.3 1003.7 994.9 998.4 1005.5 1013.6 1017.2 1022.8 1011.3 MAX. QFF PRESSURE IN HPA 1027.1 1024.2 1022.6 1019.3 1015.8 1013.3 1002.3 1002.9 1013.4 1022.6 1025.6 1030.6 1030.6 DAY 7 2 3 13 27 1 4 25 22 26 27 20 MIN. QFF PRESSURE IN HPA 1013.6 1007.0 1008.4 1006.2 1008.3 996.9 989.6 993.4 998.4 1004.6 1009.8 1012.6 989.6 DAY 12 5 15 19 18 22 17 4 20 12 24 4 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 840.4 837.2 837.5 837.2 839.0 835.4 831.4 834.6 837.4 840.5 840.2 840.2 837.6 MAX. QFE PRESSURE IN HPA 845.7 842.2 843.2 841.2 842.6 839.4 835.4 837.7 842.6 846.2 845.4 844.0 846.2 DAY 7 1 3 13 4 1 4 25 13 25 16 20 MIN. QFE PRESSURE IN HPA 835.2 827.8 831.3 832.9 835.8 831.5 827.9 831.9 832.3 834.9 835.2 835.5 827.8 DAY 12 5 17 24 11 22 17 8 20 12 24 4 MEAN QNH PRESSURE IN HPA 1022.5 1018.7 1019.1 1018.8 1020.9 1016.7 1012.0 1015.7 1019.0 1022.7 1022.3 1022.3 1019.2 MAX. QNH PRESSURE IN HPA 1028.7 1024.6 1025.8 1023.5 1025.1 1021.4 1016.7 1019.4 1025.1 1029.3 1028.4 1026.7 1029.3 DAY 7 1 3 13 4 1 4 25 13 25 16 20 MIN. QNH PRESSURE IN HPA 1016.4 1007.7 1011.8 1013.7 1017.1 1012.1 1007.9 1012.6 1013.0 1016.1 1016.4 1016.8 1007.7 DAY 12 5 17 24 11 22 17 8 20 12 24 4 MEAN QFF PRESSURE IN HPA 1023.3 1018.6 1016.9 1013.9 1012.8 1004.7 996.4 1000.3 1007.5 1015.8 1019.1 1024.5 1012.8 MAX. QFF PRESSURE IN HPA 1029.3 1024.3 1024.6 1020.2 1016.9 1013.9 1002.2 1004.2 1015.3 1024.3 1028.6 1032.6 1032.6 DAY 7 2 3 13 9 1 4 13 22 27 27 20 MIN. QFF PRESSURE IN HPA 1013.5 1005.9 1008.9 1005.3 1009.6 997.7 990.9 996.1 999.8 1005.2 1010.2 1016.1 990.9 DAY 12 5 17 19 6 22 17 9 20 12 24 4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 841.4 838.2 838.4 837.8 839.4 835.6 831.7 835.1 838.1 841.4 841.2 841.0 838.3 MAX. QFE PRESSURE IN HPA 847.1 844.6 844.8 841.7 842.8 839.6 835.6 838.0 843.3 847.6 846.1 844.4 847.6 DAY 7 1 3 13 4 1 4 25 13 25 15 20 MIN. QFE PRESSURE IN HPA 836.0 829.2 831.1 833.4 836.0 831.6 828.4 832.1 833.1 835.7 836.2 835.9 828.4 DAY 12 5 17 19 11 22 17 8 20 12 11 12 MEAN QNH PRESSURE IN HPA 1023.7 1019.9 1020.2 1019.4 1021.4 1016.9 1012.3 1016.3 1019.8 1023.7 1023.5 1023.3 1020.0 MAX. QNH PRESSURE IN HPA 1030.4 1027.4 1027.7 1024.0 1025.3 1021.6 1016.9 1019.7 1025.9 1031.0 1029.2 1027.2 1031.0 DAY 7 1 3 13 4 1 4 25 13 25 15 20 MIN. QNH PRESSURE IN HPA 1017.4 1009.4 1011.6 1014.3 1017.4 1012.2 1008.4 1012.8 1014.0 1017.0 1017.6 1017.2 1008.4 DAY 12 5 17 19 11 22 17 8 20 12 11 12 MEAN QFF PRESSURE IN HPA 1024.7 1020.1 1017.9 1014.2 1012.8 1004.6 996.5 1000.4 1007.7 1016.3 1020.0 1025.6 1013.4 MAX. QFF PRESSURE IN HPA 1031.4 1026.7 1026.5 1020.1 1017.4 1013.7 1002.9 1005.2 1014.9 1025.1 1029.0 1032.3 1032.3 DAY 7 1 3 13 4 1 4 24 22 25 27 20 MIN. QFF PRESSURE IN HPA 1014.5 1006.5 1007.3 1005.7 1010.2 996.8 991.0 996.1 1000.8 1005.0 1010.8 1017.5 991.0 DAY 12 5 17 19 25 22 17 3 20 12 11 4 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 840.5 837.6 837.6 837.2 838.6 834.8 830.8 834.0 836.9 840.0 840.1 840.1 837.3 MAX. QFE PRESSURE IN HPA 845.8 843.6 843.9 841.1 843.1 839.4 834.6 836.4 841.6 846.1 845.3 843.4 846.1 DAY 7 1 3 12 4 1 4 12 13 25 15 20 MIN. QFE PRESSURE IN HPA 835.6 829.7 831.0 832.5 835.4 831.2 827.7 831.3 832.0 834.5 834.4 835.5 827.7 DAY 12 5 17 24 6 22 16 8 20 12 25 12 MEAN QNH PRESSURE IN HPA 1022.6 1019.2 1019.2 1018.8 1020.4 1015.9 1011.3 1015.0 1018.4 1022.1 1022.2 1022.2 1018.9 MAX. QNH PRESSURE IN HPA 1028.9 1026.3 1026.6 1023.3 1025.7 1021.4 1015.7 1017.8 1023.9 1029.2 1028.3 1026.0 1029.2 DAY 7 1 3 12 4 1 4 12 13 25 15 20 MIN. QNH PRESSURE IN HPA 1016.9 1010.0 1011.5 1013.3 1016.7 1011.7 1007.6 1011.8 1012.7 1015.6 1015.5 1016.8 1007.6 DAY 12 5 17 24 6 22 16 8 20 12 25 12 MEAN QFF PRESSURE IN HPA 1022.4 1018.7 1016.1 1013.0 1011.2 1003.1 994.8 998.3 1005.4 1013.6 1017.9 1023.4 1011.5 MAX. QFF PRESSURE IN HPA 1028.1 1025.1 1024.5 1018.5 1018.7 1012.8 1001.4 1002.4 1012.2 1023.0 1026.3 1030.1 1030.1 DAY 7 1 3 6 4 1 3 24 22 25 27 20 MIN. QFF PRESSURE IN HPA 1013.5 1006.4 1007.7 1008.5 1007.3 997.3 989.8 994.0 998.9 1003.5 1010.7 1017.0 989.8 DAY 12 5 17 18 6 29 20 3 20 12 11 4 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 839.0 836.1 836.0 836.2 837.6 833.6 829.6 832.5 835.6 838.6 838.9 838.7 836.0 MAX. QFE PRESSURE IN HPA 844.2 842.5 841.8 841.1 840.4 838.5 833.4 835.0 839.8 844.3 844.3 841.6 844.3 DAY 7 1 3 13 3 1 3 25 12 25 15 19 MIN. QFE PRESSURE IN HPA 834.0 829.7 831.2 832.5 834.3 830.4 826.2 829.7 832.1 834.0 833.1 835.1 826.2 DAY 12 5 17 24 11 13 16 8 4 12 25 12 MEAN QNH PRESSURE IN HPA 1020.9 1017.4 1017.4 1017.6 1019.2 1014.6 1009.8 1013.3 1016.9 1020.4 1020.7 1020.6 1017.4 MAX. QNH PRESSURE IN HPA 1027.0 1025.0 1024.2 1023.3 1022.5 1020.3 1014.3 1016.2 1021.8 1027.1 1027.1 1023.9 1027.1 DAY 7 1 3 13 3 1 3 25 12 25 15 19 MIN. QNH PRESSURE IN HPA 1015.0 1010.0 1011.7 1013.3 1015.4 1010.8 1005.9 1010.0 1012.8 1015.0 1014.0 1016.3 1005.9 DAY 12 5 17 24 11 13 16 8 4 12 25 12 MEAN QFF PRESSURE IN HPA 1020.2 1016.6 1014.1 1012.2 1010.4 1002.0 993.4 997.0 1004.1 1011.9 1015.9 1021.2 1009.9 MAX. QFF PRESSURE IN HPA 1025.8 1023.0 1021.2 1019.0 1015.1 1012.8 1001.1 1000.4 1009.5 1020.1 1023.9 1027.5 1027.5 DAY 7 1 3 13 1 1 3 12 22 25 27 20 MIN. QFF PRESSURE IN HPA 1012.1 1007.0 1006.9 1008.1 1005.6 997.2 987.9 992.4 997.4 1003.6 1010.3 1015.2 987.9 DAY 12 5 25 16 24 29 20 3 4 12 7 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.5 836.3 836.2 836.2 837.5 833.4 829.3 832.2 835.7 838.9 839.4 839.4 836.2 MAX. QFE PRESSURE IN HPA 843.9 842.5 841.3 840.5 840.4 838.0 833.3 834.7 839.9 844.3 844.9 842.8 844.9 DAY 7 1 3 13 28 1 3 12 13 25 15 19 MIN. QFE PRESSURE IN HPA 834.8 830.6 831.2 832.5 834.2 830.4 826.4 829.3 831.9 834.4 833.9 836.1 826.4 DAY 12 23 26 24 10 13 16 3 4 12 25 11 MEAN QNH PRESSURE IN HPA 1021.5 1017.7 1017.5 1017.6 1019.2 1014.3 1009.5 1012.9 1017.0 1020.7 1021.3 1021.3 1017.5 MAX. QNH PRESSURE IN HPA 1026.6 1025.0 1023.6 1022.6 1022.5 1019.7 1014.2 1015.8 1021.9 1027.1 1027.8 1025.3 1027.8 DAY 7 1 3 13 28 1 3 12 13 25 15 19 MIN. QNH PRESSURE IN HPA 1016.0 1011.0 1011.7 1013.3 1015.3 1010.8 1006.1 1009.5 1012.6 1015.5 1014.9 1017.5 1006.1 DAY 12 23 26 24 10 13 16 3 4 12 25 11 MEAN QFF PRESSURE IN HPA 1022.0 1017.6 1015.1 1012.7 1011.0 1002.1 993.8 997.5 1005.4 1013.8 1018.1 1023.5 1011.1 MAX. QFF PRESSURE IN HPA 1026.7 1023.6 1022.1 1018.9 1015.8 1011.8 1000.4 1001.3 1010.3 1021.6 1026.2 1029.5 1029.5 DAY 6 1 3 13 28 5 3 12 21 25 27 19 MIN. QFF PRESSURE IN HPA 1012.9 1010.0 1007.8 1008.3 1007.0 997.4 988.8 993.2 998.6 1005.3 1011.7 1018.3 988.8 DAY 12 5 25 18 5 21 20 3 4 12 11 25 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 840.3 837.2 837.3 837.3 838.8 834.7 830.7 833.5 837.0 840.1 840.2 840.2 837.3 MAX. QFE PRESSURE IN HPA 845.3 843.0 841.8 841.6 842.0 840.6 834.3 836.7 841.5 845.3 845.6 844.1 845.6 DAY 6 1 3 12 25 2 3 24 12 25 15 19 MIN. QFE PRESSURE IN HPA 836.1 832.3 831.2 833.6 835.5 831.6 827.1 830.0 832.8 835.5 834.6 836.4 827.1 DAY 12 4 26 23 10 13 16 3 4 12 25 11 MEAN QNH PRESSURE IN HPA 1022.5 1018.8 1018.8 1018.9 1020.6 1015.8 1011.1 1014.5 1018.5 1022.2 1022.3 1022.3 1018.9 MAX. QNH PRESSURE IN HPA 1028.3 1025.6 1024.2 1023.9 1024.4 1022.8 1015.4 1018.2 1023.8 1028.3 1028.6 1026.9 1028.6 DAY 6 1 3 12 25 2 3 24 12 25 15 19 MIN. QNH PRESSURE IN HPA 1017.5 1013.0 1011.7 1014.5 1016.8 1012.2 1006.9 1010.3 1013.6 1016.8 1015.7 1017.8 1006.9 DAY 12 4 26 23 10 13 16 3 4 12 25 11 MEAN QFF PRESSURE IN HPA 1023.4 1019.0 1016.4 1013.7 1012.1 1003.5 995.2 998.7 1006.5 1014.7 1018.9 1024.5 1012.2 MAX. QFF PRESSURE IN HPA 1028.6 1026.1 1023.3 1019.4 1015.6 1014.3 1002.2 1003.4 1012.7 1023.2 1027.2 1030.0 1030.0 DAY 6 1 2 6 28 2 3 24 21 26 27 19 MIN. QFF PRESSURE IN HPA 1014.4 1009.8 1007.2 1009.1 1008.6 997.4 989.0 992.9 999.4 1005.8 1013.1 1018.4 989.0 DAY 12 4 25 18 23 29 20 3 4 12 10 3 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 840.3 837.1 837.3 837.4 839.0 834.9 831.1 834.0 837.2 840.2 840.2 840.2 837.4 MAX. QFE PRESSURE IN HPA 845.0 842.5 842.2 842.3 843.4 839.7 834.8 837.1 841.6 845.8 845.6 844.2 845.8 DAY 6 1 2 30 26 2 3 24 12 26 15 19 MIN. QFE PRESSURE IN HPA 835.8 830.1 830.8 833.8 835.5 831.6 827.5 830.6 832.9 835.7 836.1 835.8 827.5 DAY 16 4 25 23 10 13 16 8 19 12 25 11 MEAN QNH PRESSURE IN HPA 1022.4 1018.7 1018.8 1019.1 1020.9 1016.0 1011.6 1015.0 1018.7 1022.3 1022.3 1022.3 1019.0 MAX. QNH PRESSURE IN HPA 1027.9 1025.0 1024.6 1024.7 1026.0 1021.7 1016.0 1018.6 1023.9 1028.9 1028.6 1027.0 1028.9 DAY 6 1 2 30 26 2 3 24 12 26 15 19 MIN. QNH PRESSURE IN HPA 1017.1 1010.4 1011.3 1014.8 1016.8 1012.2 1007.4 1011.0 1013.7 1017.0 1017.5 1017.1 1007.4 DAY 16 4 25 23 10 13 16 8 19 12 25 11 MEAN QFF PRESSURE IN HPA 1022.2 1018.2 1015.6 1013.3 1011.7 1003.2 995.1 998.4 1005.9 1014.0 1018.1 1023.5 1011.6 MAX. QFF PRESSURE IN HPA 1027.1 1025.1 1022.8 1019.5 1015.2 1012.3 1001.8 1003.3 1013.2 1022.8 1025.9 1029.9 1029.9 DAY 6 1 2 12 26 1 3 24 21 26 26 19 MIN. QFF PRESSURE IN HPA 1014.8 1007.4 1004.9 1008.6 1006.6 996.3 989.6 993.5 998.4 1005.7 1012.3 1015.6 989.6 DAY 11 4 25 18 6 21 16 3 4 11 23 3 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1996 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.7 4.8 5.8 12.1 18.5 24.1 27.6 27.0 22.8 16.4 8.8 6.2 14.4 MINIMUN AIR TEMPERATURE (C) -5.4 0.8 1.2 6.7 11.3 15.1 19.6 18.5 14.2 9.3 3.9 2.1 8.1 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 9 5 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 17 1 0 0 0 0 0 0 0 0 0 0 18 DAYS WITH FREEZING MIN.<= 0 22 14 9 0 0 0 0 0 0 0 3 4 52 TEMPERATURE RECORDS LOWEST(C) -16.2 -4.7 -3.0 2.2 6.0 9.8 16.8 14.4 9.5 3.4 -3.6 -2.0 -16.2 DAY 22 6 5 11 12 7 11 25 21 31 13 18 MAXIMUM AIR TEMPERATURE (C) 2.8 9.6 10.6 17.7 25.8 32.0 34.4 34.9 31.2 23.6 15.0 11.8 20.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 3 28 31 31 24 2 0 0 119 DAYS WITH MAXIMUM TEMP. <= 0 14 0 0 0 0 0 0 0 0 0 0 0 14 TEMPERATURE RECORDS HIGHEST(C) 12.2 15.4 18.6 23.6 31.6 33.8 36.5 36.8 34.5 30.2 21.8 16.6 36.8 DAY 1 9 30 30 31 30 31 1 16 1 2 28 DIF. BETWEEN (MAX.-MIN.) (C) 8.2 8.8 9.4 11.0 14.5 16.9 14.8 16.4 17.0 14.3 11.1 9.7 12.7 MEAN DAILY TEMP. (MDT) (C) -1.3 5.2 5.9 12.2 18.6 23.5 27.0 26.7 22.7 16.4 9.4 7.0 14.5 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.7 79.4 186.3 176.4 57.8 0.7 0.0 0.0 504.4 HEATING DEG. DAYS(BASE 18 0C) 598.3 370.9 375.5 173.1 20.0 0.0 0.0 0.0 0.0 61.1 256.5 341.8 2197.3 DEWPOINT (MEAN C) -6.4 -1.4 -1.1 1.5 4.7 2.2 5.1 1.2 -1.3 -1.9 -1.5 -2.3 -0.1 MIXING RATIO (G/KG) 3.02 4.22 4.33 5.31 6.59 5.69 6.73 5.17 4.33 4.08 4.35 3.97 4.82 VAPOUR PRESSURE (HPA) 4.05 5.63 5.76 7.09 8.78 7.55 8.93 6.88 5.78 5.47 5.84 5.34 6.43 SATURATION DEF. (HPA) 1.84 3.24 3.72 7.62 13.61 24.07 29.29 30.22 23.41 14.12 5.97 4.46 13.46 RELATIVE HUMIDITY (MEAN %) 73 67 65 53 45 26 25 20 22 31 54 59 45 RELATIVE HUMIDITY (MAX. %) 86 87 86 79 67 43 36 31 37 46 72 77 62 RELATIVE HUMIDITY (MIN. %) 56 45 43 31 25 14 16 12 12 18 35 37 29 RELATIVE HUMIDITY (MEAN% 03UTC) 80 79 79 69 64 38 35 30 33 43 67 70 57 RELATIVE HUMIDITY (MEAN% 09UTC) 65 59 54 39 32 20 20 16 17 23 45 51 37 RELATIVE HUMIDITY (MEAN% 15UTC) 70 59 56 44 32 16 19 15 15 24 49 52 38 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 102.6 77.7 183.1 86.1 19.1 0.2 0.0 5.4 0.0 0.9 31.6 59.0 565.7 DAYS WITH PRECIPITATION >=10 3 3 8 4 0 0 0 0 0 0 1 1 20 DAYS WITH PRECIPITATION >= 5 4 7 9 5 1 0 0 1 0 0 2 4 33 DAYS WITH PRECIPITATION >= 1 9 9 13 10 6 0 0 1 0 0 5 6 59 DAYS WITH PRECIPITATION 13 17 17 19 8 1 1 3 0 2 7 6 94 GREATEST DAILY PRECIPITATION 33.0 19.0 37.1 22.0 5.2 0.2 0.0 5.0 0.0 0.7 15.4 33.0 37.1 DAY 5 19 22 13 5 30 ** 29 ** 14 15 22 DAY WITH THUNDER STORM 1 0 5 6 3 0 0 3 0 1 0 1 20 DAYS WITH SNOW OR SLEET 10 8 8 0 0 0 0 0 0 0 0 0 26 DAYS WITH DUST 0 1 3 0 0 1 1 1 6 0 0 0 13 WIND DIRECTION (PREVAILING) 135 180 180 180 360 360 180 360 360 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 8.1 12.1 11.3 13.7 8.0 8.7 9.8 7.2 6.8 11.8 8.6 11.3 11.3 PREVAILING WIND PERCENT 14.9 24.6 23.8 29.6 14.9 17.9 14.5 16.5 18.3 25.4 10.0 15.3 17.6 CALMS PERCENT OF WIND 52.8 32.8 33.5 24.2 44.8 27.9 32.3 29.8 34.2 39.5 56.3 54.8 38.6 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 163 160 177 186 279 258 110 262 241 176 216 150 183 VECTOR WIND MAGNITUDE(KNOTS) 2.2 4.0 3.0 4.2 1.6 2.5 2.2 0.3 1.8 2.6 0.6 2.7 1.7 WIND STEADINESES (MEAN %) 50.0 58.0 40.0 47.7 29.6 32.5 30.1 5.0 32.1 42.6 17.1 61.4 27.9 WIND SPEED (MEAN KNOTS) 4.4 6.9 7.5 8.8 5.4 7.7 7.3 6.0 5.6 6.1 3.5 4.4 6.1 FASTEST WIND DIRECTION 180 190 220 180 330 310 70 70 220 320 220 180 190 FASTEST WIND SPEED (KNOTS) 29 39 39 39 33 31 35 39 19 31 29 39 39 DAY 6 9 2 9 4 14 28 12 11 12 3 29 DAYS WITH SKY CLEAR (0-2)/8 9 9 7 7 16 28 22 28 29 26 18 11 210 DAYS WITH P.CLOUDY (3-6)/8 11 13 15 17 11 1 8 3 1 5 4 15 104 DAYS WITH CLOUDY (7-8)/8 11 7 9 6 4 1 1 0 0 0 8 5 52 DAYS WITH VISIBILITY =< 2 KM 9 6 7 0 0 0 0 0 2 0 2 1 27 DURATION OF SUNSHINE HOURS 140.2 164.3 191.7 226.8 306.0 361.5 323.1 348.2 304.8 294.3 195.2 188.8 3044.9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.6 836.0 834.3 837.1 838.0 834.4 834.6 835.1 836.8 839.9 842.0 841.2 837.3 MAX. QFE PRESSURE IN HPA 847.0 843.4 841.5 841.7 842.6 838.7 839.8 840.7 844.2 845.5 849.5 846.2 849.5 DAY-HOUR 26- 6 8- 6 29- 6 23- 6 17- 6 8- 3 3- 6 29- 6 25- 6 2- 6 15-18 4- 6 MIN. QFE PRESSURE IN HPA 829.7 826.8 827.4 831.3 833.8 829.9 827.6 829.9 830.4 833.6 836.8 836.7 826.8 DAY-HOUR 12-12 5- 3 7-12 13-12 29-12 18-15 6-15 7-15 20-12 5-12 28-12 14-12 MEAN QNH PRESSURE IN HPA 1020.4 1017.3 1015.4 1018.7 1019.7 1015.4 1015.7 1016.3 1018.3 1021.9 1024.4 1023.5 1018.9 MAX. QNH PRESSURE IN HPA 1030.3 1026.0 1023.8 1024.0 1025.1 1020.5 1021.8 1022.9 1027.0 1028.5 1033.2 1029.3 1033.2 DAY-HOUR 26- 6 8- 6 29- 6 23- 6 17- 6 8- 3 3- 6 29- 6 25- 6 2- 6 15-18 4- 6 MIN. QNH PRESSURE IN HPA 1010.0 1006.6 1007.3 1011.8 1014.8 1010.2 1007.5 1010.2 1010.8 1014.5 1018.3 1018.2 1006.6 DAY-HOUR 12-12 5- 3 7-12 13-12 29-12 18-15 6-15 7-15 20-12 5-12 28-12 14-12 MEAN QFF PRESSURE IN HPA 1024.9 1016.7 1014.1 1013.1 1009.8 1002.0 1000.1 1001.2 1005.9 1013.6 1021.3 1022.2 1012.1 MAX. QFF PRESSURE IN HPA 1042.8 1025.8 1025.2 1020.9 1018.9 1010.2 1006.7 1010.7 1016.5 1023.4 1032.4 1029.7 1042.8 DAY-HOUR 26- 6 19- 6 28-21 4- 6 5- 6 8- 6 9- 3 30- 3 25- 6 19- 3 18- 6 18- 6 MIN. QFF PRESSURE IN HPA 1012.5 1005.8 1005.8 1003.3 1002.7 996.4 991.0 994.5 998.7 1003.7 1011.2 1014.7 991.0 DAY-HOUR 6- 9 10-21 7-12 9-21 28-21 18-12 6-12 7-21 22- 0 4-12 7- 0 29-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.4 835.7 834.0 836.8 837.8 834.5 834.7 835.2 836.8 840.0 842.1 841.3 837.3 MAX. QFE PRESSURE IN HPA 846.1 841.0 840.6 840.0 841.3 838.2 838.8 840.1 842.6 844.7 848.8 844.3 848.8 DAY 26 20 29 30 18 8 4 30 26 2 16 28 MIN. QFE PRESSURE IN HPA 831.1 827.1 828.2 832.8 833.9 830.7 829.3 831.0 831.1 834.7 838.1 837.6 827.1 DAY 19 5 13 13 29 19 7 8 22 27 29 17 MEAN QNH PRESSURE IN HPA 1020.2 1017.0 1015.0 1018.3 1019.5 1015.6 1015.8 1016.5 1018.3 1022.0 1024.5 1023.6 1018.9 MAX. QNH PRESSURE IN HPA 1029.2 1023.2 1022.8 1022.1 1023.6 1019.9 1020.6 1022.2 1025.1 1027.6 1032.4 1027.1 1032.4 DAY 26 20 29 30 18 8 4 30 26 2 16 28 MIN. QNH PRESSURE IN HPA 1011.6 1006.9 1008.2 1013.6 1014.9 1011.1 1009.5 1011.5 1011.6 1015.8 1019.8 1019.2 1006.9 DAY 19 5 13 13 29 19 7 8 22 27 29 17 MEAN QFF PRESSURE IN HPA 1024.1 1015.7 1013.5 1012.4 1009.3 1002.1 1000.2 1000.9 1005.4 1012.9 1020.6 1021.4 1011.5 MAX. QFF PRESSURE IN HPA 1038.1 1022.8 1023.3 1016.9 1013.9 1008.2 1004.7 1007.7 1013.1 1021.4 1030.5 1026.3 1038.1 DAY 26 24 29 6 12 8 22 31 26 19 16 18 MIN. QFF PRESSURE IN HPA 1015.0 1006.0 1005.9 1005.0 1003.2 997.6 993.3 995.6 998.7 1005.3 1011.2 1016.4 993.3 DAY 5 11 19 13 29 19 6 8 22 27 7 17 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.4 836.0 834.4 837.2 838.4 835.1 835.4 835.9 837.4 840.4 842.3 841.4 837.7 MAX. QFE PRESSURE IN HPA 846.2 841.8 840.9 840.9 841.9 838.7 839.5 840.3 843.3 844.8 848.5 844.6 848.5 DAY 26 8 29 30 17 8 4 30 26 2 16 4 MIN. QFE PRESSURE IN HPA 831.6 826.8 829.4 831.7 834.4 831.4 830.5 831.8 830.9 835.0 838.1 837.3 826.8 DAY 12 5 13 13 29 19 6 8 22 27 29 14 MEAN QNH PRESSURE IN HPA 1020.2 1017.3 1015.5 1018.8 1020.2 1016.3 1016.6 1017.3 1019.1 1022.5 1024.7 1023.7 1019.4 MAX. QNH PRESSURE IN HPA 1029.3 1024.2 1023.1 1023.1 1024.3 1020.5 1021.5 1022.4 1025.9 1027.7 1032.0 1027.4 1032.0 DAY 26 8 29 30 17 8 4 30 26 2 16 4 MIN. QNH PRESSURE IN HPA 1012.2 1006.6 1009.6 1012.3 1015.5 1012.0 1010.9 1012.4 1011.4 1016.2 1019.8 1018.9 1006.6 DAY 12 5 13 13 29 19 6 8 22 27 29 14 MEAN QFF PRESSURE IN HPA 1025.1 1017.2 1014.8 1013.8 1010.8 1003.4 1001.8 1002.8 1007.5 1015.1 1022.3 1022.9 1013.1 MAX. QFF PRESSURE IN HPA 1040.3 1024.1 1024.1 1019.2 1015.7 1009.3 1006.7 1010.7 1014.8 1023.4 1031.4 1028.5 1040.3 DAY 26 24 29 4 12 8 9 30 26 19 18 18 MIN. QFF PRESSURE IN HPA 1013.9 1007.7 1007.4 1006.0 1004.0 998.8 994.9 997.8 999.3 1006.9 1013.5 1016.0 994.9 DAY 6 5 19 13 29 24 6 8 22 27 3 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.6 837.1 835.1 838.1 839.0 835.5 835.8 836.5 838.1 841.3 843.2 842.3 838.5 MAX. QFE PRESSURE IN HPA 847.0 843.4 841.5 841.7 842.6 838.7 839.8 840.7 844.2 845.5 849.5 846.2 849.5 DAY 26 8 29 23 17 8 3 29 25 2 18 4 MIN. QFE PRESSURE IN HPA 832.2 828.0 830.3 832.4 834.5 831.9 830.4 832.6 832.5 835.8 838.7 838.6 828.0 DAY 17 5 13 3 29 19 6 8 22 27 28 14 MEAN QNH PRESSURE IN HPA 1021.5 1018.6 1016.3 1019.8 1020.9 1016.7 1017.1 1017.9 1019.8 1023.6 1025.8 1024.8 1020.2 MAX. QNH PRESSURE IN HPA 1030.3 1026.0 1023.8 1024.0 1025.1 1020.5 1021.8 1022.9 1027.0 1028.5 1033.2 1029.3 1033.2 DAY 26 8 29 23 17 8 3 29 25 2 18 4 MIN. QNH PRESSURE IN HPA 1012.9 1008.0 1010.7 1013.1 1015.6 1012.6 1010.8 1013.4 1013.3 1017.1 1020.5 1020.4 1008.0 DAY 17 5 13 3 29 19 6 8 22 27 28 14 MEAN QFF PRESSURE IN HPA 1026.7 1018.7 1015.5 1014.5 1011.2 1003.3 1001.5 1003.1 1007.7 1015.6 1023.2 1024.2 1013.8 MAX. QFF PRESSURE IN HPA 1042.8 1025.8 1024.3 1020.9 1018.9 1010.2 1005.6 1009.8 1016.5 1022.3 1032.4 1029.7 1042.8 DAY 26 19 29 4 5 8 3 30 25 20 18 18 MIN. QFF PRESSURE IN HPA 1014.0 1009.7 1009.5 1006.5 1003.3 998.5 994.4 997.9 1001.4 1008.0 1014.8 1017.6 994.4 DAY 6 10 20 18 29 19 6 8 22 27 3 29 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.9 836.4 834.6 837.3 838.3 834.5 834.9 835.4 837.0 840.0 842.1 841.5 837.6 MAX. QFE PRESSURE IN HPA 845.8 842.6 840.6 841.3 842.3 837.6 839.7 839.3 843.2 843.9 848.5 845.3 848.5 DAY 26 8 29 23 17 3 3 30 25 2 16 4 MIN. QFE PRESSURE IN HPA 831.2 828.8 829.4 832.3 834.3 831.0 828.9 831.7 832.0 835.0 837.6 838.2 828.8 DAY 12 5 7 13 29 19 6 7 20 5 28 14 MEAN QNH PRESSURE IN HPA 1020.7 1017.9 1015.7 1018.9 1020.0 1015.6 1016.0 1016.6 1018.5 1022.0 1024.5 1023.9 1019.2 MAX. QNH PRESSURE IN HPA 1028.9 1025.1 1022.8 1023.6 1024.7 1019.2 1021.7 1021.2 1025.8 1026.6 1032.0 1028.3 1032.0 DAY 26 8 29 23 17 3 3 30 25 2 16 4 MIN. QNH PRESSURE IN HPA 1011.7 1008.9 1009.6 1013.0 1015.4 1011.5 1009.0 1012.3 1012.7 1016.2 1019.2 1019.9 1008.9 DAY 12 5 7 13 29 19 6 7 20 5 28 14 MEAN QFF PRESSURE IN HPA 1024.9 1016.9 1014.0 1012.9 1009.8 1001.8 999.8 1001.0 1005.6 1013.1 1020.9 1022.2 1011.9 MAX. QFF PRESSURE IN HPA 1039.0 1025.3 1022.1 1020.1 1016.4 1007.6 1004.4 1007.6 1014.5 1020.0 1030.7 1027.6 1039.0 DAY 26 19 29 4 5 7 3 31 25 18 16 4 MIN. QFF PRESSURE IN HPA 1012.5 1006.1 1008.0 1006.4 1002.8 997.4 991.7 996.1 1001.2 1005.9 1012.5 1015.3 991.7 DAY 6 10 25 12 29 19 6 8 20 4 3 29 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.7 835.0 833.5 836.3 837.2 833.3 833.5 833.9 835.5 838.6 841.0 840.2 836.3 MAX. QFE PRESSURE IN HPA 844.4 840.7 839.3 839.0 841.2 836.5 838.6 837.5 841.4 842.2 847.6 843.7 847.6 DAY 26 8 29 30 4 7 3 31 25 18 16 4 MIN. QFE PRESSURE IN HPA 829.7 828.8 827.4 831.3 833.8 830.4 827.9 830.1 830.4 833.6 836.8 836.7 827.4 DAY 12 5 7 13 29 18 6 7 20 5 28 14 MEAN QNH PRESSURE IN HPA 1019.4 1016.2 1014.4 1017.7 1018.7 1014.2 1014.4 1014.9 1016.8 1020.4 1023.2 1022.3 1017.7 MAX. QNH PRESSURE IN HPA 1027.2 1022.9 1021.2 1020.9 1023.5 1017.9 1020.4 1019.1 1023.7 1024.6 1031.0 1026.4 1031.0 DAY 26 8 29 30 4 7 3 31 25 18 16 4 MIN. QNH PRESSURE IN HPA 1010.0 1008.9 1007.3 1011.8 1014.8 1010.8 1007.9 1010.4 1010.8 1014.5 1018.3 1018.2 1007.3 DAY 12 5 7 13 29 18 6 7 20 5 28 14 MEAN QFF PRESSURE IN HPA 1023.2 1014.9 1012.8 1011.8 1008.5 1000.7 998.6 999.4 1003.8 1011.4 1019.3 1020.1 1010.4 MAX. QFF PRESSURE IN HPA 1036.1 1022.5 1019.7 1016.5 1015.4 1007.7 1003.6 1006.3 1011.7 1018.2 1029.9 1024.8 1036.1 DAY 26 19 28 4 4 7 3 31 25 19 19 4 MIN. QFF PRESSURE IN HPA 1013.7 1006.3 1005.8 1004.3 1002.9 996.4 991.0 994.8 999.5 1003.7 1011.3 1014.7 991.0 DAY 6 10 7 12 29 18 6 7 15 4 3 29 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.1 835.4 833.7 836.5 836.9 833.2 833.1 833.6 835.6 838.7 841.4 840.6 836.4 MAX. QFE PRESSURE IN HPA 844.9 840.7 839.2 839.6 840.9 836.9 837.9 838.6 841.3 842.6 848.2 843.7 848.2 DAY 25 8 28 20 17 7 3 30 25 18 15 4 MIN. QFE PRESSURE IN HPA 831.0 830.0 827.7 832.3 833.8 829.9 827.6 829.9 831.2 833.6 837.4 837.4 827.6 DAY 12 5 7 9 29 18 6 7 20 5 1 16 MEAN QNH PRESSURE IN HPA 1019.9 1016.6 1014.7 1017.9 1018.5 1014.0 1014.0 1014.6 1016.8 1020.6 1023.7 1022.7 1017.8 MAX. QNH PRESSURE IN HPA 1027.8 1022.9 1021.1 1021.6 1023.1 1018.4 1019.6 1020.4 1023.6 1025.1 1031.7 1026.4 1031.7 DAY 25 8 28 20 17 7 3 30 25 18 15 4 MIN. QNH PRESSURE IN HPA 1011.5 1010.3 1007.6 1013.0 1014.8 1010.2 1007.5 1010.2 1011.7 1014.5 1019.0 1019.0 1007.5 DAY 12 5 7 9 29 18 6 7 20 5 1 16 MEAN QFF PRESSURE IN HPA 1024.7 1016.4 1013.8 1012.8 1009.0 1001.1 999.0 1000.1 1005.3 1013.2 1021.2 1021.9 1011.5 MAX. QFF PRESSURE IN HPA 1038.8 1022.8 1020.6 1017.3 1014.7 1008.3 1003.3 1008.2 1012.4 1021.0 1032.0 1026.3 1038.8 DAY 25 19 28 20 12 7 9 30 25 18 19 4 MIN. QFF PRESSURE IN HPA 1014.3 1006.9 1006.2 1005.0 1003.2 996.7 991.6 995.1 1001.3 1005.4 1014.2 1016.1 991.6 DAY 6 10 7 9 29 18 6 14 15 4 6 29 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.7 836.2 834.6 837.4 838.0 834.3 834.3 834.9 836.9 839.9 842.1 841.3 837.4 MAX. QFE PRESSURE IN HPA 846.0 841.7 840.4 840.2 841.7 838.2 839.2 840.2 842.7 844.0 849.5 844.3 849.5 DAY 25 19 28 7 17 7 3 30 25 1 15 27 MIN. QFE PRESSURE IN HPA 832.3 830.5 829.2 832.7 834.6 830.8 829.0 831.0 832.4 834.6 838.1 837.4 829.0 DAY 12 10 7 9 28 18 6 7 20 5 28 16 MEAN QNH PRESSURE IN HPA 1020.6 1017.6 1015.7 1018.9 1019.8 1015.4 1015.4 1016.1 1018.4 1022.0 1024.6 1023.6 1019.0 MAX. QNH PRESSURE IN HPA 1029.1 1024.0 1022.5 1022.3 1024.0 1019.9 1021.1 1022.3 1025.2 1026.7 1033.2 1027.1 1033.2 DAY 25 19 28 7 17 7 3 30 25 1 15 27 MIN. QNH PRESSURE IN HPA 1013.0 1010.9 1009.4 1013.5 1015.7 1011.3 1009.2 1011.5 1013.1 1015.7 1019.8 1019.0 1009.2 DAY 12 10 7 9 28 18 6 7 20 5 28 16 MEAN QFF PRESSURE IN HPA 1025.7 1017.6 1014.8 1013.5 1010.1 1002.0 999.8 1001.4 1006.3 1014.1 1022.0 1022.9 1012.5 MAX. QFF PRESSURE IN HPA 1040.5 1024.5 1022.5 1018.3 1016.3 1009.8 1004.2 1009.6 1014.0 1020.8 1031.7 1027.2 1040.5 DAY 26 19 28 15 5 7 3 30 25 18 15 18 MIN. QFF PRESSURE IN HPA 1016.5 1006.5 1009.3 1005.5 1003.8 997.0 993.3 996.2 1001.5 1006.3 1014.4 1015.6 993.3 DAY 6 10 25 9 28 18 6 7 15 5 6 29 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.7 836.1 834.7 837.5 838.3 834.7 835.0 835.4 837.1 840.1 842.2 841.3 837.6 MAX. QFE PRESSURE IN HPA 846.2 841.0 841.0 840.5 842.0 838.5 839.2 840.4 842.7 844.5 849.1 844.3 849.1 DAY 25 19 28 7 4 7 3 30 25 1 15 3 MIN. QFE PRESSURE IN HPA 832.0 829.0 829.0 832.0 834.6 831.2 829.3 831.0 832.8 835.1 838.1 837.6 829.0 DAY 18 4 12 9 28 18 6 7 20 5 28 16 MEAN QNH PRESSURE IN HPA 1020.5 1017.5 1015.9 1019.1 1020.0 1015.8 1016.2 1016.7 1018.6 1022.2 1024.6 1023.6 1019.2 MAX. QNH PRESSURE IN HPA 1029.3 1023.2 1023.2 1022.6 1024.4 1020.3 1021.1 1022.5 1025.2 1027.3 1032.7 1027.1 1032.7 DAY 25 19 28 7 4 7 3 30 25 1 15 3 MIN. QNH PRESSURE IN HPA 1012.7 1009.2 1009.2 1012.7 1015.7 1011.7 1009.5 1011.5 1013.6 1016.3 1019.8 1019.2 1009.2 DAY 18 4 12 9 28 18 6 7 20 5 28 16 MEAN QFF PRESSURE IN HPA 1024.6 1016.5 1014.1 1013.0 1009.7 1002.1 1000.0 1001.2 1005.7 1013.4 1021.0 1021.9 1011.9 MAX. QFF PRESSURE IN HPA 1039.7 1023.5 1025.2 1017.7 1016.4 1008.4 1003.6 1009.2 1014.1 1020.8 1030.0 1026.1 1039.7 DAY 25 19 28 4 4 7 3 30 25 18 16 3 MIN. QFF PRESSURE IN HPA 1015.6 1005.8 1006.0 1003.3 1002.7 997.3 993.2 994.5 1001.3 1006.2 1012.3 1017.5 993.2 DAY 4 10 25 9 28 18 6 7 21 4 6 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1997 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.3 2.0 3.9 11.5 17.0 23.8 28.3 28.9 22.2 16.8 8.5 4.6 14.2 MINIMUN AIR TEMPERATURE (C) -1.0 -3.3 -0.2 5.6 9.7 15.7 19.2 19.9 14.0 10.4 4.5 0.4 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 2 6 6 0 0 0 0 14 DAYS WITH MINIMUM TEMP. <=-4 4 14 4 2 0 0 0 0 0 0 0 2 26 DAYS WITH FREEZING MIN.<= 0 21 19 13 4 0 0 0 0 0 0 2 12 71 TEMPERATURE RECORDS LOWEST(C) -11.0 -12.2 -13.0 -5.2 1.8 8.4 14.4 16.8 9.6 4.4 0.0 -5.6 -13.0 DAY 29 1 8 12 6 3 7 30 15 25 28 28 MAXIMUM AIR TEMPERATURE (C) 8.6 7.8 8.6 17.2 24.0 31.2 36.5 37.3 29.9 23.5 13.5 9.4 20.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 3 22 31 31 19 0 0 0 106 DAYS WITH MAXIMUM TEMP. <= 0 0 1 1 0 0 0 0 0 0 0 0 0 2 TEMPERATURE RECORDS HIGHEST(C) 14.0 15.6 14.6 27.4 30.2 36.0 40.2 39.0 33.2 28.6 18.6 14.0 40.2 DAY 11 21 2 27 30 29 28 17 1 5 5 8 DIF. BETWEEN (MAX.-MIN.) (C) 9.6 11.1 8.8 11.6 14.3 15.5 17.3 17.4 15.9 13.1 9.0 9.0 12.7 MEAN DAILY TEMP. (MDT) (C) 3.8 2.2 4.2 11.4 16.8 23.4 27.8 28.6 22.0 17.0 9.0 4.9 14.3 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 3.2 79.5 212.1 234.4 38.3 6.9 0.0 0.0 574.5 HEATING DEG. DAYS(BASE 18 0C) 441.0 441.6 428.4 200.9 58.8 0.0 0.0 0.0 0.0 60.2 269.9 406.4 2307.3 DEWPOINT (MEAN C) -4.6 -8.5 -2.4 0.4 3.1 1.9 0.3 0.1 -3.8 -0.6 2.1 -1.9 -1.2 MIXING RATIO (G/KG) 3.30 2.53 4.02 4.95 5.88 5.50 4.86 4.74 3.57 4.62 5.42 4.09 4.46 VAPOUR PRESSURE (HPA) 4.42 3.39 5.35 6.60 7.85 7.32 6.44 6.31 4.79 6.19 7.26 5.48 5.95 SATURATION DEF. (HPA) 3.64 4.20 3.06 7.87 12.54 23.57 34.05 35.47 23.20 13.98 4.14 3.19 14.08 RELATIVE HUMIDITY (MEAN %) 59 49 68 51 44 26 18 16 19 36 66 66 43 RELATIVE HUMIDITY (MAX. %) 77 71 87 72 67 41 28 25 29 52 84 86 60 RELATIVE HUMIDITY (MIN. %) 41 29 50 32 24 14 10 9 9 21 45 43 27 RELATIVE HUMIDITY (MEAN% 03UTC) 72 61 75 66 61 39 28 24 29 48 80 78 55 RELATIVE HUMIDITY (MEAN% 09UTC) 50 40 59 44 33 19 14 14 14 26 54 57 35 RELATIVE HUMIDITY (MEAN% 15UTC) 52 41 64 39 32 17 12 12 13 30 60 59 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 36.5 6.6 114.8 52.1 19.4 1.8 0.0 0.0 0.0 5.2 57.1 35.0 328.5 DAYS WITH PRECIPITATION >=10 1 0 3 2 0 0 0 0 0 0 2 1 9 DAYS WITH PRECIPITATION >= 5 2 0 5 5 1 0 0 0 0 0 5 4 22 DAYS WITH PRECIPITATION >= 1 5 3 13 6 4 0 0 0 0 2 7 6 46 DAYS WITH PRECIPITATION 5 7 17 12 11 3 0 0 0 4 11 9 79 GREATEST DAILY PRECIPITATION 23.8 2.7 44.0 13.1 5.2 0.8 0.0 0.0 0.0 2.3 20.0 12.0 44.0 DAY 16 26 29 5 17 15 ** ** ** 20 3 14 DAY WITH THUNDER STORM 0 0 1 7 6 3 0 0 0 1 0 0 18 DAYS WITH SNOW OR SLEET 5 3 5 2 0 0 0 0 0 0 1 1 17 DAYS WITH DUST 0 1 0 0 1 2 1 0 1 3 0 0 9 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 14.0 13.5 13.0 12.4 10.2 10.6 10.2 10.0 9.5 10.4 8.9 11.9 11.3 PREVAILING WIND PERCENT 21.4 21.9 29.4 20.4 19.0 18.3 25.4 29.0 24.6 19.8 16.7 23.4 22.5 CALMS PERCENT OF WIND 46.4 35.3 34.3 30.8 36.3 33.8 14.5 9.7 13.3 19.8 25.8 23.8 26.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 172 170 166 179 211 224 222 176 231 231 167 159 186 VECTOR WIND MAGNITUDE(KNOTS) 3.3 4.4 4.9 3.5 1.6 1.9 1.9 2.2 2.6 1.9 1.1 3.4 2.5 WIND STEADINESES (MEAN %) 54.1 59.5 63.6 46.1 24.6 27.9 24.7 30.1 32.5 26.4 18.0 47.2 35.2 WIND SPEED (MEAN KNOTS) 6.1 7.4 7.7 7.6 6.5 6.8 7.7 7.3 8.0 7.2 6.1 7.2 7.1 FASTEST WIND DIRECTION 210 190 180 190 90 240 150 70 200 200 210 180 190 FASTEST WIND SPEED (KNOTS) 29 35 31 49 39 49 19 23 43 25 25 29 49 DAY 26 21 7 9 8 15 4 24 26 1 5 19 DAYS WITH SKY CLEAR (0-2)/8 18 18 8 13 15 21 30 28 29 17 7 11 215 DAYS WITH P.CLOUDY (3-6)/8 6 9 11 15 15 8 1 3 1 12 19 15 115 DAYS WITH CLOUDY (7-8)/8 7 1 12 2 1 1 0 0 0 2 4 5 35 DAYS WITH VISIBILITY =< 2 KM 2 1 4 0 0 0 0 0 0 0 0 2 9 DURATION OF SUNSHINE HOURS 199.5 231.5 169.5 238.5 298.4 320.0 384.9 349.3 332.5 244.4 174.2 177.8 3120.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 837.6 837.5 834.3 836.5 838.4 834.8 831.3 833.8 838.3 841.0 840.2 838.7 836.9 MAX. QFE PRESSURE IN HPA 843.6 844.3 844.6 842.8 844.0 840.2 835.2 837.8 843.5 846.2 848.2 844.3 848.2 DAY-HOUR 13- 6 7- 6 11- 6 13- 6 11-18 8- 6 26- 6 10- 6 19- 6 9- 6 8- 6 28- 6 MIN. QFE PRESSURE IN HPA 827.4 831.8 823.4 828.3 831.8 827.4 827.0 829.0 833.5 837.5 835.4 830.0 823.4 DAY-HOUR 16- 0 21-21 29- 9 5- 0 5- 0 29-15 11-12 5-12 12-12 23-12 30-21 10- 3 MEAN QNH PRESSURE IN HPA 1019.2 1019.1 1015.3 1017.9 1020.2 1016.0 1011.9 1014.7 1020.1 1023.3 1022.2 1020.5 1018.4 MAX. QNH PRESSURE IN HPA 1026.3 1027.1 1027.4 1025.3 1026.7 1022.3 1016.4 1019.5 1026.2 1029.3 1031.7 1027.1 1031.7 DAY-HOUR 13- 6 7- 6 11- 6 13- 6 11-18 8- 6 26- 6 10- 6 19- 6 9- 6 8- 6 28- 6 MIN. QNH PRESSURE IN HPA 1007.3 1012.4 1002.6 1008.3 1012.4 1007.3 1006.8 1009.2 1014.4 1019.1 1016.7 1010.3 1002.6 DAY-HOUR 16- 0 21-21 29- 9 5- 0 5- 0 29-15 11-12 5-12 12-12 23-12 30-21 10- 3 MEAN QFF PRESSURE IN HPA 1019.8 1020.8 1015.4 1012.8 1011.4 1002.8 996.0 998.5 1008.2 1014.7 1019.1 1020.3 1011.6 MAX. QFF PRESSURE IN HPA 1029.2 1034.8 1029.8 1025.7 1020.8 1010.9 1001.8 1004.7 1015.6 1022.7 1028.7 1031.6 1034.8 DAY-HOUR 19- 6 7- 6 11- 6 13- 6 6- 3 1- 6 7- 3 31-21 19- 6 29- 3 8- 6 28- 6 MIN. QFF PRESSURE IN HPA 1005.0 1005.9 1003.8 1001.8 1003.6 990.9 990.6 992.2 1000.2 1006.8 1013.4 1009.1 990.6 DAY-HOUR 15-21 21-21 29- 9 5- 0 31- 9 29-12 12-12 4-12 3-12 6-21 19-12 10- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 837.7 837.3 834.1 836.1 838.3 834.9 831.4 833.8 838.3 841.0 840.2 838.6 836.8 MAX. QFE PRESSURE IN HPA 842.2 843.0 842.6 841.2 842.5 839.0 834.3 836.3 842.0 845.0 846.0 843.7 846.0 DAY 12 17 11 14 12 8 26 11 19 9 8 28 MIN. QFE PRESSURE IN HPA 827.4 832.3 828.2 828.3 831.8 828.4 828.2 830.4 834.7 838.3 837.8 830.5 827.4 DAY 16 22 29 5 5 30 12 5 13 23 12 10 MEAN QNH PRESSURE IN HPA 1019.4 1018.9 1015.2 1017.5 1020.1 1016.0 1011.9 1014.8 1020.1 1023.2 1022.2 1020.4 1018.3 MAX. QNH PRESSURE IN HPA 1024.6 1025.6 1025.1 1023.5 1025.0 1020.9 1015.4 1017.7 1024.4 1027.9 1029.1 1026.4 1029.1 DAY 12 17 11 14 12 8 26 11 19 9 8 28 MIN. QNH PRESSURE IN HPA 1007.3 1013.0 1008.2 1008.3 1012.4 1008.4 1008.2 1010.8 1015.8 1020.1 1019.5 1010.9 1007.3 DAY 16 22 29 5 5 30 12 5 13 23 12 10 MEAN QFF PRESSURE IN HPA 1019.2 1019.9 1014.9 1012.1 1011.3 1002.8 995.9 998.3 1007.7 1014.1 1018.5 1019.6 1011.2 MAX. QFF PRESSURE IN HPA 1026.0 1029.6 1027.0 1023.3 1018.7 1008.8 1000.1 1001.6 1012.7 1020.1 1024.7 1029.4 1029.6 DAY 20 2 11 12 12 8 7 31 15 29 8 28 MIN. QFF PRESSURE IN HPA 1006.2 1007.5 1006.3 1001.8 1004.0 992.1 991.7 994.5 1001.2 1007.0 1014.7 1009.2 991.7 DAY 16 22 24 5 31 30 12 1 3 7 19 10 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 837.8 837.7 834.3 836.6 839.0 835.5 832.0 834.5 838.9 841.3 840.3 838.6 837.2 MAX. QFE PRESSURE IN HPA 842.5 842.9 843.1 841.7 842.7 839.6 835.0 837.0 843.1 845.2 847.1 843.7 847.1 DAY 12 17 11 13 12 8 26 10 19 9 8 28 MIN. QFE PRESSURE IN HPA 827.6 833.8 826.8 829.0 833.0 829.2 829.2 830.7 835.2 838.5 837.7 830.0 826.8 DAY 16 27 29 11 5 30 12 5 3 23 19 10 MEAN QNH PRESSURE IN HPA 1019.5 1019.3 1015.4 1018.1 1020.8 1016.8 1012.7 1015.6 1020.8 1023.6 1022.4 1020.5 1018.8 MAX. QNH PRESSURE IN HPA 1025.0 1025.5 1025.7 1024.0 1025.2 1021.6 1016.2 1018.5 1025.7 1028.1 1030.4 1026.4 1030.4 DAY 12 17 11 13 12 8 26 10 19 9 8 28 MIN. QNH PRESSURE IN HPA 1007.5 1014.8 1006.6 1009.2 1013.8 1009.4 1009.4 1011.1 1016.4 1020.3 1019.4 1010.3 1006.6 DAY 16 27 29 11 5 30 12 5 3 23 19 10 MEAN QFF PRESSURE IN HPA 1020.5 1021.7 1015.9 1013.5 1012.6 1004.1 997.5 1000.1 1009.7 1016.0 1019.8 1020.7 1012.7 MAX. QFF PRESSURE IN HPA 1027.4 1031.6 1028.3 1024.6 1020.8 1010.2 1001.8 1004.4 1015.1 1022.7 1027.1 1031.1 1031.6 DAY 20 7 11 12 6 1 7 31 19 29 8 28 MIN. QFF PRESSURE IN HPA 1007.3 1012.6 1006.5 1005.5 1005.4 994.1 994.0 995.5 1002.5 1008.9 1014.9 1009.1 994.0 DAY 16 22 24 5 31 30 16 5 3 2 19 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.8 838.8 835.1 837.6 839.4 835.9 832.4 835.1 839.6 842.3 841.4 839.7 838.0 MAX. QFE PRESSURE IN HPA 843.6 844.3 844.6 842.8 842.7 840.2 835.2 837.8 843.5 846.2 848.2 844.3 848.2 DAY 13 7 11 13 12 8 26 10 19 9 8 28 MIN. QFE PRESSURE IN HPA 829.3 834.6 824.6 830.1 834.1 829.8 829.1 830.9 835.0 839.3 838.5 832.2 824.6 DAY 16 27 29 10 5 30 11 5 3 6 19 10 MEAN QNH PRESSURE IN HPA 1020.6 1020.6 1016.3 1019.2 1021.4 1017.2 1013.1 1016.3 1021.5 1024.7 1023.7 1021.7 1019.7 MAX. QNH PRESSURE IN HPA 1026.3 1027.1 1027.4 1025.3 1025.2 1022.3 1016.4 1019.5 1026.2 1029.3 1031.7 1027.1 1031.7 DAY 13 7 11 13 12 8 26 10 19 9 8 28 MIN. QNH PRESSURE IN HPA 1009.5 1015.7 1004.0 1010.4 1015.1 1010.1 1009.3 1011.4 1016.2 1021.2 1020.3 1012.9 1004.0 DAY 16 27 29 10 5 30 11 5 3 6 19 10 MEAN QFF PRESSURE IN HPA 1021.8 1023.1 1016.9 1014.4 1012.7 1004.2 997.2 1000.0 1009.9 1016.4 1020.8 1022.0 1013.3 MAX. QFF PRESSURE IN HPA 1029.2 1034.8 1029.8 1025.7 1020.7 1010.9 1001.4 1004.1 1015.6 1022.1 1028.7 1031.6 1034.8 DAY 19 7 11 13 6 1 7 31 19 29 8 28 MIN. QFF PRESSURE IN HPA 1008.5 1013.8 1005.0 1006.6 1006.5 993.9 993.2 995.0 1001.2 1009.3 1015.5 1010.5 993.2 DAY 16 22 29 10 31 30 11 5 3 6 19 10 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 837.9 838.1 834.5 836.9 838.5 835.1 831.4 834.0 838.6 841.1 840.4 838.8 837.1 MAX. QFE PRESSURE IN HPA 842.7 844.1 843.2 842.4 841.7 839.2 834.2 836.8 842.3 845.5 847.0 843.0 847.0 DAY 6 7 11 14 12 8 26 10 19 9 8 28 MIN. QFE PRESSURE IN HPA 829.2 833.9 823.4 830.1 833.1 828.9 828.1 830.0 834.8 838.5 837.3 832.1 823.4 DAY 16 5 29 10 5 30 11 5 3 23 19 10 MEAN QNH PRESSURE IN HPA 1019.6 1019.8 1015.6 1018.4 1020.3 1016.2 1012.0 1015.0 1020.4 1023.4 1022.5 1020.7 1018.7 MAX. QNH PRESSURE IN HPA 1025.2 1026.9 1025.8 1024.9 1024.0 1021.1 1015.3 1018.3 1024.7 1028.5 1030.3 1025.6 1030.3 DAY 6 7 11 14 12 8 26 10 19 9 8 28 MIN. QNH PRESSURE IN HPA 1009.4 1014.9 1002.6 1010.4 1014.0 1009.0 1008.1 1010.3 1016.0 1020.3 1018.9 1012.8 1002.6 DAY 16 5 29 10 5 30 11 5 3 23 19 10 MEAN QFF PRESSURE IN HPA 1019.9 1021.1 1015.2 1013.1 1010.9 1002.6 995.7 998.2 1007.8 1014.1 1018.8 1020.1 1011.4 MAX. QFF PRESSURE IN HPA 1027.7 1033.9 1027.8 1024.0 1018.3 1008.5 1000.4 1002.2 1013.1 1018.7 1026.4 1028.4 1033.9 DAY 19 7 8 13 6 8 26 31 19 29 8 29 MIN. QFF PRESSURE IN HPA 1007.0 1011.7 1003.8 1005.9 1003.6 992.9 991.0 993.4 1001.2 1008.3 1014.0 1010.2 991.0 DAY 16 22 29 27 31 30 11 14 2 2 19 10 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 836.5 836.4 833.3 835.7 837.5 834.0 830.3 832.5 837.2 840.0 839.2 837.7 835.9 MAX. QFE PRESSURE IN HPA 841.3 842.5 841.2 840.6 840.7 839.1 832.6 835.5 840.4 844.1 844.8 841.3 844.8 DAY 12 7 11 13 12 14 26 31 24 9 8 29 MIN. QFE PRESSURE IN HPA 828.5 832.7 825.4 829.2 834.7 827.8 827.0 829.0 833.5 837.5 836.2 831.7 825.4 DAY 17 5 29 10 4 30 11 5 12 23 25 10 MEAN QNH PRESSURE IN HPA 1018.0 1017.9 1014.2 1017.0 1019.2 1015.0 1010.7 1013.3 1018.8 1022.1 1021.1 1019.4 1017.2 MAX. QNH PRESSURE IN HPA 1023.6 1025.0 1023.5 1022.8 1022.9 1021.0 1013.4 1016.8 1022.5 1026.9 1027.7 1023.6 1027.7 DAY 12 7 11 13 12 14 26 31 24 9 8 29 MIN. QNH PRESSURE IN HPA 1008.6 1013.5 1004.9 1009.4 1015.8 1007.7 1006.8 1009.2 1014.4 1019.1 1017.6 1012.3 1004.9 DAY 17 5 29 10 4 30 11 5 12 23 25 10 MEAN QFF PRESSURE IN HPA 1017.8 1018.8 1013.8 1011.5 1010.4 1001.8 994.6 996.8 1006.5 1013.0 1017.5 1018.5 1010.1 MAX. QFF PRESSURE IN HPA 1025.1 1031.1 1027.2 1020.9 1016.7 1008.5 998.2 1002.2 1011.8 1018.3 1023.1 1026.4 1031.1 DAY 19 7 8 13 6 14 7 31 30 28 8 29 MIN. QFF PRESSURE IN HPA 1007.1 1010.1 1005.5 1004.2 1004.2 990.9 990.6 992.2 1000.2 1007.3 1013.4 1009.9 990.6 DAY 16 22 25 27 30 29 12 4 3 6 19 10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 836.8 836.6 833.7 835.5 837.3 833.6 830.2 832.4 837.3 840.3 839.6 838.4 836.0 MAX. QFE PRESSURE IN HPA 841.5 842.0 841.3 840.6 842.0 839.5 833.2 835.5 840.3 844.4 845.4 842.1 845.4 DAY 8 7 11 13 11 14 25 31 18 8 8 27 MIN. QFE PRESSURE IN HPA 828.9 832.5 826.7 828.7 832.5 827.4 827.1 829.1 833.7 837.8 836.2 832.3 826.7 DAY 16 5 29 9 4 29 16 4 2 23 25 9 MEAN QNH PRESSURE IN HPA 1018.3 1018.1 1014.7 1016.8 1018.9 1014.6 1010.5 1013.1 1018.9 1022.4 1021.5 1020.2 1017.3 MAX. QNH PRESSURE IN HPA 1023.8 1024.4 1023.6 1022.8 1024.4 1021.5 1014.1 1016.8 1022.4 1027.2 1028.4 1024.5 1028.4 DAY 8 7 11 13 11 14 25 31 18 8 8 27 MIN. QNH PRESSURE IN HPA 1009.0 1013.3 1006.5 1008.8 1013.3 1007.3 1006.9 1009.3 1014.7 1019.5 1017.6 1013.0 1006.5 DAY 16 5 29 9 4 29 16 4 2 23 25 9 MEAN QFF PRESSURE IN HPA 1019.3 1020.3 1015.2 1012.0 1010.6 1001.8 995.2 997.6 1007.8 1014.9 1019.0 1020.4 1011.2 MAX. QFF PRESSURE IN HPA 1026.8 1031.7 1029.0 1021.5 1018.0 1010.4 999.2 1003.8 1014.2 1020.4 1025.3 1029.0 1031.7 DAY 19 7 8 13 11 14 25 31 30 28 8 27 MIN. QFF PRESSURE IN HPA 1009.0 1010.5 1007.4 1002.6 1004.4 991.4 991.5 993.4 1000.9 1008.2 1015.4 1009.8 991.4 DAY 16 21 23 9 30 29 16 4 3 2 19 9 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 837.5 837.6 834.6 836.8 838.6 834.8 831.4 833.8 838.4 841.2 840.2 839.0 837.0 MAX. QFE PRESSURE IN HPA 842.2 842.3 842.3 841.2 844.0 839.9 834.3 836.8 841.2 845.2 846.0 842.5 846.0 DAY 11 16 11 13 11 14 25 31 18 8 7 27 MIN. QFE PRESSURE IN HPA 829.0 832.1 828.3 829.5 832.5 828.4 828.5 830.1 835.0 838.5 836.2 832.2 828.3 DAY 15 21 29 9 4 29 11 5 12 23 30 9 MEAN QNH PRESSURE IN HPA 1019.2 1019.2 1015.8 1018.2 1020.4 1015.9 1012.0 1014.7 1020.2 1023.4 1022.3 1020.8 1018.5 MAX. QNH PRESSURE IN HPA 1024.6 1024.7 1024.7 1023.5 1026.7 1021.9 1015.4 1018.3 1023.5 1028.1 1029.1 1025.0 1029.1 DAY 11 16 11 13 11 14 25 31 18 8 7 27 MIN. QNH PRESSURE IN HPA 1009.2 1012.8 1008.3 1009.7 1013.3 1008.4 1008.6 1010.4 1016.2 1020.3 1017.6 1012.9 1008.3 DAY 15 21 29 9 4 29 11 5 12 23 30 9 MEAN QFF PRESSURE IN HPA 1020.4 1021.5 1016.2 1013.3 1011.7 1002.8 996.2 998.6 1008.6 1015.2 1019.6 1021.0 1012.1 MAX. QFF PRESSURE IN HPA 1027.1 1033.0 1029.4 1023.2 1020.3 1010.0 1000.0 1004.6 1013.3 1021.4 1025.5 1029.1 1033.0 DAY 19 1 8 12 11 14 25 31 30 28 8 28 MIN. QFF PRESSURE IN HPA 1008.1 1008.7 1007.7 1003.5 1004.8 991.8 992.8 993.9 1001.9 1008.9 1015.7 1010.1 991.8 DAY 15 21 24 9 30 29 12 5 3 2 19 9 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 837.7 837.6 834.6 836.7 838.6 834.9 831.7 834.2 838.6 841.2 840.2 838.9 837.1 MAX. QFE PRESSURE IN HPA 842.4 842.6 842.2 841.5 843.4 839.2 834.5 837.2 842.0 845.2 846.0 843.4 846.0 DAY 12 16 10 13 11 14 25 31 18 8 7 27 MIN. QFE PRESSURE IN HPA 827.7 831.8 829.4 830.5 832.1 828.8 828.8 830.6 835.2 838.4 835.4 832.2 827.7 DAY 15 21 25 9 4 29 11 5 2 6 30 9 MEAN QNH PRESSURE IN HPA 1019.3 1019.2 1015.7 1018.2 1020.4 1016.1 1012.4 1015.2 1020.4 1023.4 1022.3 1020.7 1018.6 MAX. QNH PRESSURE IN HPA 1024.9 1025.1 1024.6 1023.8 1026.0 1021.1 1015.6 1018.8 1024.4 1028.1 1029.1 1026.0 1029.1 DAY 12 16 10 13 11 14 25 31 18 8 7 27 MIN. QNH PRESSURE IN HPA 1007.6 1012.4 1009.6 1010.9 1012.8 1008.9 1008.9 1011.0 1016.4 1020.2 1016.7 1012.9 1007.6 DAY 15 21 25 9 4 29 11 5 2 6 30 9 MEAN QFF PRESSURE IN HPA 1019.7 1020.5 1015.3 1012.7 1011.0 1002.4 996.1 998.5 1007.9 1014.3 1018.6 1020.1 1011.4 MAX. QFF PRESSURE IN HPA 1026.6 1031.2 1028.7 1025.3 1019.0 1008.4 1001.0 1004.7 1012.9 1020.1 1024.4 1028.8 1031.2 DAY 19 1 8 11 11 7 25 31 18 28 7 27 MIN. QFF PRESSURE IN HPA 1005.0 1005.9 1007.9 1005.9 1003.8 992.6 992.2 993.9 1001.8 1006.8 1015.3 1010.9 992.2 DAY 15 21 25 27 30 29 10 5 2 6 2 9 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1998 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -1.1 2.2 6.7 13.8 18.4 25.3 28.1 28.2 24.0 16.4 11.7 10.3 15.3 MINIMUN AIR TEMPERATURE (C) -4.7 -1.7 2.3 7.6 10.9 16.2 19.3 20.0 16.1 9.3 5.6 5.4 8.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 8 12 2 0 0 0 22 DAYS WITH MINIMUM TEMP. <=-4 15 5 0 0 0 0 0 0 0 0 0 0 20 DAYS WITH FREEZING MIN.<= 0 25 21 12 0 0 0 0 0 0 0 0 3 61 TEMPERATURE RECORDS LOWEST(C) -16.8 -8.8 -3.4 2.2 5.4 12.4 15.0 16.0 11.4 6.2 2.6 -2.2 -16.8 DAY 16 17 3 25 4 1 7 6 23 11 27 6 MAXIMUM AIR TEMPERATURE (C) 3.1 7.3 12.1 20.3 25.5 33.2 35.9 35.7 31.5 24.3 18.9 15.8 22.0 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 5 26 31 31 22 0 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 5 0 0 0 0 0 0 0 0 0 0 0 5 TEMPERATURE RECORDS HIGHEST(C) 9.6 14.0 18.0 26.8 32.0 37.0 41.4 37.8 36.6 29.6 21.6 20.6 41.4 DAY 4 7 23 14 28 26 12 19 1 1 20 15 DIF. BETWEEN (MAX.-MIN.) (C) 7.8 9.0 9.8 12.7 14.6 17.0 16.6 15.7 15.4 15.0 13.3 10.4 13.1 MEAN DAILY TEMP. (MDT) (C) -0.8 2.8 7.2 14.0 18.2 24.7 27.6 27.8 23.8 16.8 12.3 10.6 15.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 8.9 112.2 205.0 212.3 85.0 0.2 0.0 0.0 623.7 HEATING DEG. DAYS(BASE 18 0C) 582.0 425.8 335.4 121.8 38.1 0.0 0.0 0.0 0.0 56.3 172.4 230.3 1962.2 DEWPOINT (MEAN C) -5.3 -3.1 -0.9 1.2 3.1 2.4 3.6 3.2 -0.4 -2.0 -2.7 -4.7 -0.5 MIXING RATIO (G/KG) 3.29 3.75 4.51 5.13 5.91 5.68 6.19 6.02 4.65 4.12 3.93 3.54 4.73 VAPOUR PRESSURE (HPA) 4.40 5.01 6.02 6.84 7.88 7.56 8.21 8.00 6.21 5.53 5.29 4.75 6.31 SATURATION DEF. (HPA) 1.61 2.42 4.25 9.77 14.52 26.47 31.77 31.85 24.82 14.16 9.01 8.20 14.90 RELATIVE HUMIDITY (MEAN %) 75 70 64 46 41 26 23 23 22 33 41 40 42 RELATIVE HUMIDITY (MAX. %) 88 87 84 70 63 41 38 35 34 48 56 56 58 RELATIVE HUMIDITY (MIN. %) 59 51 43 26 22 14 12 13 12 18 24 26 27 RELATIVE HUMIDITY (MEAN% 03UTC) 81 79 75 64 59 39 36 34 33 46 54 51 54 RELATIVE HUMIDITY (MEAN% 09UTC) 66 62 56 35 29 18 17 17 16 24 33 33 34 RELATIVE HUMIDITY (MEAN% 15UTC) 72 66 54 34 29 19 14 16 16 27 33 36 35 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 62.1 51.8 223.3 34.9 20.2 3.0 3.3 0.9 0.1 19.1 20.2 8.1 447.0 DAYS WITH PRECIPITATION >=10 2 1 10 1 1 0 0 0 0 1 1 0 17 DAYS WITH PRECIPITATION >= 5 2 3 10 3 2 0 0 0 0 1 2 0 23 DAYS WITH PRECIPITATION >= 1 9 10 13 7 2 2 1 0 0 2 2 2 50 DAYS WITH PRECIPITATION 15 13 15 9 8 5 3 1 2 4 3 7 85 GREATEST DAILY PRECIPITATION 24.0 11.5 47.0 13.0 14.0 1.0 3.0 0.9 0.1 15.0 13.0 4.5 47.0 DAY 5 12 29 23 13 16 30 5 25 10 12 24 DAY WITH THUNDER STORM 0 1 3 2 8 2 2 1 1 2 0 1 23 DAYS WITH SNOW OR SLEET 12 7 3 0 0 0 0 0 0 0 0 0 22 DAYS WITH DUST 0 0 0 0 0 1 1 0 1 0 0 0 3 WIND DIRECTION (PREVAILING) 180 135 180 180 180 180 180 180 180 315 180 180 180 PREVAILING WIND SPEED(KNOTS) 11.7 10.5 12.5 12.2 10.9 9.1 11.6 7.9 10.2 8.9 8.9 13.0 11.2 PREVAILING WIND PERCENT 22.6 17.0 31.5 26.7 20.6 15.8 17.3 19.4 20.8 17.3 23.8 34.7 22.1 CALMS PERCENT OF WIND 22.6 17.0 16.1 17.1 20.2 24.2 24.6 18.1 20.4 30.2 30.4 18.1 21.6 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 161 181 186 193 217 256 222 288 226 276 182 162 189 VECTOR WIND MAGNITUDE(KNOTS) 3.4 1.8 4.6 3.4 2.2 0.5 0.6 0.6 2.0 1.1 1.5 5.7 2.0 WIND STEADINESES (MEAN %) 45.3 19.8 50.5 37.4 27.8 7.9 8.1 8.3 27.8 20.0 28.8 65.5 26.7 WIND SPEED (MEAN KNOTS) 7.5 9.1 9.1 9.1 7.9 6.3 7.4 7.2 7.2 5.5 5.2 8.7 7.5 FASTEST WIND DIRECTION 210 180 190 330 320 50 340 270 240 200 190 180 340 FASTEST WIND SPEED (KNOTS) 29 39 45 35 39 35 52 51 35 23 23 35 52 DAY 26 25 18 20 3 18 29 5 25 2 30 17 DAYS WITH SKY CLEAR (0-2)/8 12 9 11 14 17 26 27 24 26 27 20 11 224 DAYS WITH P.CLOUDY (3-6)/8 10 12 8 13 14 4 4 7 4 3 9 18 106 DAYS WITH CLOUDY (7-8)/8 9 7 12 3 0 0 0 0 0 1 1 2 35 DAYS WITH VISIBILITY =< 2 KM 6 7 6 0 0 0 0 0 0 0 0 0 19 DURATION OF SUNSHINE HOURS 154.9 157.8 195.3 254.7 332.3 348.3 358.5 322.2 308.2 296.4 233.4 196.0 3158.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 836.6 837.3 836.5 837.4 837.5 836.0 832.7 835.6 837.0 840.6 841.8 841.8 837.6 MAX. QFE PRESSURE IN HPA 844.5 847.9 843.3 847.3 845.0 842.1 838.6 839.7 842.0 845.5 847.7 849.7 849.7 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 16-18 22- 6 29- 6 25-18 13- 6 21- 6 9- 6 MIN. QFE PRESSURE IN HPA 824.8 827.2 825.9 830.5 831.0 829.6 827.3 831.1 832.6 835.1 837.0 835.4 824.8 DAY-HOUR 12-15 15-12 18- 9 23-15 29-15 30-15 8-15 22-15 4-12 1-12 1-12 21-12 MEAN QNH PRESSURE IN HPA 1018.0 1018.8 1018.0 1019.0 1019.1 1017.3 1013.5 1016.9 1018.5 1022.7 1024.2 1024.1 1019.2 MAX. QNH PRESSURE IN HPA 1027.3 1031.3 1025.9 1030.6 1027.9 1024.5 1020.4 1021.7 1024.4 1028.5 1031.1 1033.4 1033.4 DAY-HOUR 22- 6 23- 6 28- 6 12- 6 8- 6 16-18 22- 6 29- 6 25-18 13- 6 21- 6 9- 6 MIN. QNH PRESSURE IN HPA 1004.2 1007.0 1005.5 1010.9 1011.5 1009.9 1007.2 1011.6 1013.4 1016.3 1018.5 1016.7 1004.2 DAY-HOUR 12-15 15-12 18- 9 23-15 29-15 30-15 8-15 22-15 4-12 1-12 1-12 21-12 MEAN QFF PRESSURE IN HPA 1021.8 1020.2 1016.2 1012.3 1009.4 1003.3 997.6 1001.0 1005.4 1014.5 1019.1 1020.1 1011.7 MAX. QFF PRESSURE IN HPA 1036.6 1034.3 1026.2 1024.1 1018.2 1011.9 1005.3 1006.5 1013.8 1022.1 1025.8 1032.4 1036.6 DAY-HOUR 15- 6 23- 6 4- 6 7- 3 4- 6 16-18 30- 6 29- 6 26- 3 13- 6 21- 6 9- 6 MIN. QFF PRESSURE IN HPA 1005.9 1004.2 997.8 1002.5 1000.1 994.0 989.8 994.5 998.4 1004.9 1011.5 1010.4 989.8 DAY-HOUR 12-15 8- 0 18- 9 22- 0 29-12 30-12 12-12 13-12 1-12 1-12 10-21 21-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 836.5 837.1 836.3 837.3 837.4 836.0 832.9 835.7 837.0 840.5 841.8 841.7 837.5 MAX. QFE PRESSURE IN HPA 842.9 846.0 842.6 846.0 843.0 840.4 837.5 838.1 840.1 845.0 845.8 847.5 847.5 DAY 22 23 28 12 8 6 21 29 26 14 21 9 MIN. QFE PRESSURE IN HPA 825.9 828.0 828.3 831.0 831.9 831.6 829.0 833.0 833.5 836.1 838.3 836.0 825.9 DAY 13 16 30 22 30 30 3 14 4 31 11 21 MEAN QNH PRESSURE IN HPA 1017.9 1018.6 1017.7 1018.9 1019.0 1017.4 1013.7 1017.0 1018.6 1022.6 1024.2 1024.1 1019.1 MAX. QNH PRESSURE IN HPA 1025.5 1029.1 1025.1 1029.1 1025.6 1022.5 1019.1 1019.8 1022.2 1027.9 1028.9 1030.8 1030.8 DAY 22 23 28 12 8 6 21 29 26 14 21 9 MIN. QNH PRESSURE IN HPA 1005.5 1008.0 1008.3 1011.5 1012.6 1012.2 1009.2 1013.8 1014.4 1017.5 1020.1 1017.4 1005.5 DAY 13 16 30 22 30 30 3 14 4 31 11 21 MEAN QFF PRESSURE IN HPA 1021.1 1019.6 1015.3 1011.8 1009.1 1003.4 997.6 1000.7 1004.9 1013.5 1018.2 1019.2 1011.2 MAX. QFF PRESSURE IN HPA 1034.9 1030.8 1022.6 1021.9 1015.9 1010.2 1003.9 1002.9 1009.8 1020.8 1022.8 1028.2 1034.9 DAY 15 23 4 7 3 20 21 10 26 14 13 9 MIN. QFF PRESSURE IN HPA 1010.7 1004.2 1003.5 1002.5 1000.9 995.7 991.1 996.1 1000.2 1006.0 1011.9 1010.9 991.1 DAY 13 8 18 22 30 30 13 14 1 2 11 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 836.5 837.1 836.5 837.6 838.0 836.8 833.4 836.4 837.6 841.0 842.2 842.0 837.9 MAX. QFE PRESSURE IN HPA 843.7 846.3 842.9 846.1 844.2 841.3 838.0 839.0 840.8 845.0 846.8 848.0 848.0 DAY 22 23 28 12 8 6 21 30 26 14 21 9 MIN. QFE PRESSURE IN HPA 825.9 828.3 828.2 831.3 831.8 832.9 829.4 833.8 834.0 836.8 838.5 836.2 825.9 DAY 13 16 18 23 30 30 8 22 4 1 11 21 MEAN QNH PRESSURE IN HPA 1017.9 1018.7 1018.0 1019.3 1019.7 1018.3 1014.4 1017.9 1019.2 1023.2 1024.7 1024.3 1019.6 MAX. QNH PRESSURE IN HPA 1026.4 1029.4 1025.5 1029.2 1027.0 1023.6 1019.7 1020.9 1023.0 1027.9 1030.0 1031.4 1031.4 DAY 22 23 28 12 8 6 21 30 26 14 21 9 MIN. QNH PRESSURE IN HPA 1005.5 1008.3 1008.2 1011.8 1012.4 1013.7 1009.6 1014.8 1015.0 1018.3 1020.3 1017.6 1005.5 DAY 13 16 18 23 30 30 8 22 4 1 11 21 MEAN QFF PRESSURE IN HPA 1022.2 1020.6 1016.7 1013.1 1010.5 1004.9 998.9 1002.8 1006.9 1015.9 1020.6 1021.1 1012.9 MAX. QFF PRESSURE IN HPA 1036.2 1032.7 1025.0 1024.1 1017.9 1011.9 1005.3 1005.5 1013.8 1021.6 1025.0 1031.0 1036.2 DAY 15 23 4 7 4 17 22 29 26 13 21 9 MIN. QFF PRESSURE IN HPA 1011.5 1004.8 1002.1 1003.9 1001.7 997.8 992.5 998.7 1001.1 1008.1 1012.8 1012.5 992.5 DAY 13 8 18 22 30 30 13 13 1 2 11 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 837.4 838.3 837.6 838.4 838.6 837.2 833.8 837.0 838.3 842.0 843.3 843.1 838.7 MAX. QFE PRESSURE IN HPA 844.5 847.9 843.3 847.3 845.0 841.7 838.6 839.7 841.4 845.5 847.7 849.7 849.7 DAY 22 23 28 12 8 6 22 29 26 13 21 9 MIN. QFE PRESSURE IN HPA 827.1 829.1 828.5 832.0 832.5 833.0 829.6 834.3 834.9 837.9 840.3 837.6 827.1 DAY 13 15 18 23 30 30 8 13 4 1 16 21 MEAN QNH PRESSURE IN HPA 1019.0 1020.1 1019.2 1020.2 1020.4 1018.8 1014.8 1018.5 1020.0 1024.4 1025.9 1025.7 1020.6 MAX. QNH PRESSURE IN HPA 1027.3 1031.3 1025.9 1030.6 1027.9 1024.0 1020.4 1021.7 1023.7 1028.5 1031.1 1033.4 1033.4 DAY 22 23 28 12 8 6 22 29 26 13 21 9 MIN. QNH PRESSURE IN HPA 1006.9 1009.3 1008.6 1012.7 1013.3 1013.8 1009.9 1015.4 1016.1 1019.6 1022.4 1019.2 1006.9 DAY 13 15 18 23 30 30 8 13 4 1 16 21 MEAN QFF PRESSURE IN HPA 1023.4 1021.9 1017.9 1013.7 1010.8 1004.9 998.9 1002.9 1007.0 1016.4 1021.4 1022.4 1013.5 MAX. QFF PRESSURE IN HPA 1036.6 1034.3 1026.2 1023.6 1018.2 1011.8 1005.3 1006.5 1011.9 1022.1 1025.8 1032.4 1036.6 DAY 15 23 4 7 4 6 30 29 26 13 21 9 MIN. QFF PRESSURE IN HPA 1011.9 1007.2 1002.8 1005.6 1001.1 997.9 993.2 998.5 1001.6 1007.9 1015.0 1014.5 993.2 DAY 12 8 18 22 29 30 13 13 1 1 16 18 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 836.8 837.6 836.8 837.7 837.8 836.2 832.8 835.8 837.1 840.7 841.8 841.6 837.7 MAX. QFE PRESSURE IN HPA 844.4 847.0 842.5 846.7 844.2 841.0 837.4 839.0 839.9 844.6 846.3 847.9 847.9 DAY 22 23 27 12 8 6 22 29 25 13 21 9 MIN. QFE PRESSURE IN HPA 827.4 828.5 825.9 831.4 832.5 831.7 828.6 833.1 833.6 836.7 838.4 836.0 825.9 DAY 12 15 18 23 30 30 8 22 4 3 1 21 MEAN QNH PRESSURE IN HPA 1018.3 1019.3 1018.3 1019.4 1019.5 1017.6 1013.6 1017.2 1018.7 1022.9 1024.2 1024.0 1019.4 MAX. QNH PRESSURE IN HPA 1027.2 1030.3 1025.0 1029.9 1027.0 1023.2 1019.0 1020.9 1021.9 1027.4 1029.4 1031.3 1031.3 DAY 22 23 27 12 8 6 22 29 25 13 21 9 MIN. QNH PRESSURE IN HPA 1007.3 1008.6 1005.5 1012.0 1013.3 1012.3 1008.7 1014.0 1014.5 1018.2 1020.2 1017.4 1005.5 DAY 12 15 18 23 30 30 8 22 4 3 1 21 MEAN QFF PRESSURE IN HPA 1021.7 1020.3 1016.2 1012.4 1009.4 1003.0 997.2 1000.7 1004.9 1014.0 1018.6 1019.2 1011.5 MAX. QFF PRESSURE IN HPA 1033.6 1032.3 1024.1 1021.7 1017.6 1009.5 1003.2 1004.2 1009.3 1020.5 1023.2 1028.4 1033.6 DAY 15 23 4 12 4 6 21 9 26 13 27 8 MIN. QFF PRESSURE IN HPA 1008.9 1007.9 997.8 1004.8 1000.5 995.6 990.9 995.9 1000.0 1005.2 1013.1 1011.0 990.9 DAY 12 8 18 21 29 30 12 13 1 1 10 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 835.8 836.3 835.5 836.7 836.6 835.0 831.6 834.3 835.8 839.4 840.5 840.7 836.5 MAX. QFE PRESSURE IN HPA 842.8 845.2 841.7 845.2 842.6 839.8 835.9 837.0 839.3 843.7 845.1 846.4 846.4 DAY 22 23 28 12 8 5 22 29 28 13 21 9 MIN. QFE PRESSURE IN HPA 825.4 827.2 826.2 830.8 831.8 829.9 827.4 831.6 832.6 835.1 837.0 835.4 825.4 DAY 12 15 18 21 29 30 2 22 4 1 1 21 MEAN QNH PRESSURE IN HPA 1017.1 1017.7 1016.7 1018.1 1018.1 1016.2 1012.2 1015.4 1017.2 1021.3 1022.7 1022.9 1018.0 MAX. QNH PRESSURE IN HPA 1025.3 1028.1 1024.0 1028.1 1025.1 1021.8 1017.2 1018.5 1021.2 1026.4 1028.0 1029.6 1029.6 DAY 22 23 28 12 8 5 22 29 28 13 21 9 MIN. QNH PRESSURE IN HPA 1004.9 1007.0 1005.9 1011.3 1012.4 1010.2 1007.3 1012.2 1013.4 1016.3 1018.5 1016.7 1004.9 DAY 12 15 18 21 29 30 2 22 4 1 1 21 MEAN QFF PRESSURE IN HPA 1020.3 1018.5 1014.3 1011.0 1008.2 1002.1 996.1 999.1 1003.6 1012.4 1016.7 1018.0 1010.0 MAX. QFF PRESSURE IN HPA 1032.4 1029.7 1021.5 1019.8 1014.6 1008.3 1002.1 1001.9 1008.5 1019.3 1021.0 1026.4 1032.4 DAY 14 23 4 12 4 5 21 9 28 13 21 5 MIN. QFF PRESSURE IN HPA 1006.6 1007.4 999.6 1003.7 1000.1 994.0 989.8 994.5 998.4 1004.9 1012.1 1010.4 989.8 DAY 12 7 18 21 29 30 12 13 1 1 10 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 836.2 836.7 835.9 836.5 836.4 834.8 831.5 834.2 836.0 839.6 841.1 841.4 836.7 MAX. QFE PRESSURE IN HPA 842.4 845.2 842.4 844.4 841.8 840.3 836.0 837.0 840.4 844.4 845.3 847.1 847.1 DAY 22 23 28 12 8 16 19 29 25 13 21 9 MIN. QFE PRESSURE IN HPA 824.8 828.0 827.3 830.5 831.0 829.6 827.3 831.1 832.7 835.1 837.7 837.0 824.8 DAY 12 15 1 23 29 30 8 22 4 3 10 21 MEAN QNH PRESSURE IN HPA 1017.5 1018.2 1017.2 1018.0 1017.8 1016.0 1012.1 1015.2 1017.3 1021.6 1023.4 1023.7 1018.2 MAX. QNH PRESSURE IN HPA 1024.9 1028.1 1024.9 1027.2 1024.2 1022.4 1017.4 1018.5 1022.5 1027.2 1028.3 1030.4 1030.4 DAY 22 23 28 12 8 16 19 29 25 13 21 9 MIN. QNH PRESSURE IN HPA 1004.2 1008.0 1007.2 1010.9 1011.5 1009.9 1007.2 1011.6 1013.5 1016.3 1019.4 1018.5 1004.2 DAY 12 15 1 23 29 30 8 22 4 3 10 21 MEAN QFF PRESSURE IN HPA 1021.8 1020.0 1015.8 1011.8 1008.6 1002.5 996.7 1000.1 1005.1 1014.3 1019.2 1020.5 1011.4 MAX. QFF PRESSURE IN HPA 1035.9 1030.6 1023.5 1020.0 1015.5 1010.5 1002.7 1003.2 1011.0 1021.5 1023.8 1029.3 1035.9 DAY 14 23 4 11 4 16 19 9 25 13 21 7 MIN. QFF PRESSURE IN HPA 1005.9 1006.4 1002.9 1004.4 1000.1 994.4 990.8 995.9 998.5 1005.9 1013.3 1013.4 990.8 DAY 12 7 18 21 29 30 13 13 1 3 10 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 836.7 837.5 836.8 837.6 837.5 835.8 832.8 835.4 837.1 840.7 841.9 842.0 837.6 MAX. QFE PRESSURE IN HPA 842.6 845.7 843.0 845.0 842.5 842.1 837.4 837.9 842.0 845.4 845.8 847.5 847.5 DAY 22 22 28 12 7 16 19 28 25 13 20 9 MIN. QFE PRESSURE IN HPA 826.3 828.0 828.2 832.1 832.0 830.3 829.0 832.5 833.8 836.7 838.5 836.7 826.3 DAY 12 15 1 23 29 30 8 13 3 1 10 23 MEAN QNH PRESSURE IN HPA 1018.2 1019.1 1018.3 1019.2 1019.1 1017.1 1013.6 1016.7 1018.7 1022.9 1024.2 1024.4 1019.3 MAX. QNH PRESSURE IN HPA 1025.1 1028.7 1025.6 1027.9 1025.0 1024.5 1019.0 1019.6 1024.4 1028.4 1028.9 1030.8 1030.8 DAY 22 22 28 12 7 16 19 28 25 13 20 9 MIN. QNH PRESSURE IN HPA 1006.0 1008.0 1008.2 1012.8 1012.7 1010.7 1009.2 1013.3 1014.8 1018.2 1020.3 1018.2 1006.0 DAY 12 15 1 23 29 30 8 13 3 1 10 23 MEAN QFF PRESSURE IN HPA 1022.6 1020.9 1016.8 1012.7 1009.4 1003.1 997.9 1001.1 1005.8 1015.0 1019.7 1021.1 1012.2 MAX. QFF PRESSURE IN HPA 1036.4 1031.4 1024.3 1021.2 1017.1 1011.9 1004.7 1003.8 1011.9 1021.7 1024.0 1029.6 1036.4 DAY 14 22 21 11 3 16 29 28 25 13 24 8 MIN. QFF PRESSURE IN HPA 1009.5 1006.1 1006.6 1005.4 1000.6 994.4 991.7 996.9 1000.0 1007.0 1013.7 1014.7 991.7 DAY 12 7 17 21 29 30 12 12 1 1 10 23 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 836.8 837.5 837.0 837.6 837.8 836.1 833.3 835.8 837.2 840.8 841.9 841.8 837.8 MAX. QFE PRESSURE IN HPA 842.9 846.4 842.7 845.3 843.0 840.6 838.0 838.1 840.7 845.4 845.8 847.5 847.5 DAY 21 22 27 11 7 16 20 28 25 13 20 9 MIN. QFE PRESSURE IN HPA 826.3 828.1 828.6 832.0 832.3 830.9 829.5 833.0 834.3 836.8 838.0 836.0 826.3 DAY 12 15 1 23 29 30 8 13 4 3 10 20 MEAN QNH PRESSURE IN HPA 1018.3 1019.1 1018.5 1019.3 1019.5 1017.5 1014.2 1017.2 1018.8 1023.0 1024.3 1024.1 1019.5 MAX. QNH PRESSURE IN HPA 1025.5 1029.6 1025.2 1028.3 1025.6 1022.8 1019.7 1019.8 1022.9 1028.4 1028.9 1030.8 1030.8 DAY 21 22 27 11 7 16 20 28 25 13 20 9 MIN. QNH PRESSURE IN HPA 1006.0 1008.1 1008.7 1012.7 1013.0 1011.4 1009.7 1013.8 1015.4 1018.3 1019.7 1017.4 1006.0 DAY 12 15 1 23 29 30 8 13 4 3 10 20 MEAN QFF PRESSURE IN HPA 1021.7 1020.1 1016.3 1012.2 1009.3 1002.7 997.7 1000.7 1005.0 1014.2 1018.7 1019.4 1011.5 MAX. QFF PRESSURE IN HPA 1035.0 1031.6 1023.6 1022.6 1015.9 1009.5 1004.0 1003.1 1010.4 1021.3 1022.8 1028.6 1035.0 DAY 14 22 21 6 3 19 29 9 25 13 26 6 MIN. QFF PRESSURE IN HPA 1010.3 1005.0 1004.3 1004.5 1000.5 994.8 991.3 996.4 1000.5 1006.4 1011.5 1010.9 991.3 DAY 12 7 17 21 29 29 12 12 4 2 10 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 1999 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 3.1 5.8 7.5 14.0 20.3 25.7 27.6 28.7 22.8 17.8 9.2 4.1 15.5 MINIMUN AIR TEMPERATURE (C) -0.9 0.1 1.9 7.6 11.5 16.5 19.3 20.3 13.8 10.7 4.3 -0.2 8.7 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 1 6 9 0 0 0 0 16 DAYS WITH MINIMUM TEMP. <=-4 3 1 0 0 0 0 0 0 0 0 1 5 10 DAYS WITH FREEZING MIN.<= 0 19 15 7 0 0 0 0 0 0 0 2 17 60 TEMPERATURE RECORDS LOWEST(C) -6.0 -4.6 -2.4 1.2 7.2 12.2 13.0 17.0 9.6 5.6 -5.0 -11.4 -11.4 DAY 4 22 17 4 21 6 16 21 28 29 30 5 MAXIMUM AIR TEMPERATURE (C) 8.0 11.7 12.8 20.2 28.1 33.3 35.2 35.9 31.5 25.1 14.8 9.2 22.1 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 8 30 30 31 21 1 0 0 121 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 4 4 TEMPERATURE RECORDS HIGHEST(C) 13.6 16.2 21.6 25.6 34.6 36.0 38.6 38.0 35.0 30.0 20.2 16.4 38.6 DAY 6 26 31 27 30 20 4 1 5 1 7 31 DIF. BETWEEN (MAX.-MIN.) (C) 8.9 11.6 10.9 12.6 16.6 16.8 15.9 15.6 17.7 14.4 10.5 9.4 13.4 MEAN DAILY TEMP. (MDT) (C) 3.5 5.9 7.4 13.9 19.8 24.9 27.2 28.1 22.6 17.9 9.5 4.5 15.4 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 19.5 117.5 192.8 220.1 58.2 1.4 0.0 0.0 609.6 HEATING DEG. DAYS(BASE 18 0C) 448.0 338.5 330.0 123.3 10.0 0.0 0.0 0.0 0.0 39.6 254.3 418.4 1962.1 DEWPOINT (MEAN C) -2.5 -3.2 -1.9 -0.3 -2.2 -2.6 3.8 2.0 -3.7 -0.8 -1.0 -3.3 -1.3 MIXING RATIO (G/KG) 3.94 3.73 4.11 4.71 4.04 3.90 6.28 5.42 3.60 4.48 4.43 3.83 4.37 VAPOUR PRESSURE (HPA) 5.27 4.99 5.48 6.29 5.40 5.20 8.31 7.22 4.82 6.00 5.94 5.15 5.84 SATURATION DEF. (HPA) 2.55 4.60 5.27 10.37 19.77 29.47 30.35 33.50 24.72 15.39 6.19 3.58 15.48 RELATIVE HUMIDITY (MEAN %) 70 56 57 42 25 17 25 19 19 32 53 66 40 RELATIVE HUMIDITY (MAX. %) 87 78 78 65 43 28 39 29 30 47 70 82 56 RELATIVE HUMIDITY (MIN. %) 49 33 38 22 12 8 14 12 10 19 34 48 25 RELATIVE HUMIDITY (MEAN% 03UTC) 84 71 73 60 40 27 36 29 29 45 67 77 53 RELATIVE HUMIDITY (MEAN% 09UTC) 59 46 47 29 15 10 19 15 14 24 43 59 32 RELATIVE HUMIDITY (MEAN% 15UTC) 62 47 45 31 17 11 18 14 13 26 45 59 32 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 84.4 70.8 99.2 11.9 0.4 0.0 3.6 0.0 0.0 6.2 72.3 61.0 409.8 DAYS WITH PRECIPITATION >=10 3 2 4 0 0 0 0 0 0 0 2 3 14 DAYS WITH PRECIPITATION >= 5 4 3 7 0 0 0 0 0 0 1 3 4 22 DAYS WITH PRECIPITATION >= 1 7 6 8 5 0 0 1 0 0 2 4 5 38 DAYS WITH PRECIPITATION 12 8 10 8 4 0 3 1 1 4 4 6 61 GREATEST DAILY PRECIPITATION 44.0 40.0 22.8 3.6 0.2 0.0 2.7 0.0 0.0 5.0 51.0 25.0 51.0 DAY 9 20 20 2 9 ** 15 ** ** 28 8 2 DAY WITH THUNDER STORM 0 0 1 2 1 0 2 1 0 1 2 0 10 DAYS WITH SNOW OR SLEET 4 2 2 0 0 0 0 0 0 0 0 2 10 DAYS WITH DUST 0 0 1 1 2 0 3 0 0 0 0 0 7 WIND DIRECTION (PREVAILING) 180 180 135 180 315 180 180 180 360 180 315 180 180 PREVAILING WIND SPEED(KNOTS) 9.7 12.6 10.1 12.7 10.7 11.1 10.7 8.0 7.4 10.4 9.9 12.2 10.8 PREVAILING WIND PERCENT 18.5 26.8 18.5 21.3 18.5 22.5 26.6 15.7 26.3 16.9 17.9 18.1 19.8 CALMS PERCENT OF WIND 25.8 19.6 18.5 11.7 21.0 14.2 18.5 25.0 20.8 23.4 22.1 41.1 21.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 173 166 183 192 277 220 226 47 301 221 207 186 208 VECTOR WIND MAGNITUDE(KNOTS) 1.2 4.7 2.2 2.1 2.6 3.1 1.9 0.4 1.8 1.4 0.9 1.3 1.4 WIND STEADINESES (MEAN %) 18.2 55.3 27.2 22.1 34.2 36.9 23.5 5.9 29.0 20.9 12.3 25.0 18.9 WIND SPEED (MEAN KNOTS) 6.6 8.5 8.1 9.5 7.6 8.4 8.1 6.8 6.2 6.7 7.3 5.2 7.4 FASTEST WIND DIRECTION 20 330 180 160 30 220 180 250 330 340 200 180 330 FASTEST WIND SPEED (KNOTS) 23 43 31 35 43 29 29 35 21 39 25 29 43 DAY 1 5 21 8 4 2 7 18 3 26 26 25 DAYS WITH SKY CLEAR (0-2)/8 14 17 14 14 27 29 25 21 29 25 14 15 244 DAYS WITH P.CLOUDY (3-6)/8 11 7 7 15 4 1 6 10 1 6 15 7 90 DAYS WITH CLOUDY (7-8)/8 6 4 10 1 0 0 0 0 0 0 1 9 31 DAYS WITH VISIBILITY =< 2 KM 3 0 1 1 2 0 0 0 1 0 1 5 14 DURATION OF SUNSHINE HOURS 171.3 213.6 203.0 276.5 342.2 372.8 333.4 296.6 323.4 268.4 212.5 170.4 3184.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.4 837.4 835.7 837.3 836.8 834.2 831.9 834.9 836.4 840.0 839.7 842.5 837.1 MAX. QFE PRESSURE IN HPA 846.2 843.1 842.7 843.1 845.4 840.0 836.0 841.1 842.5 844.0 846.0 849.3 849.3 DAY-HOUR 2- 6 12- 6 30- 6 25-18 28- 6 1- 3 19- 6 19- 6 30- 6 1- 6 18- 6 5- 6 MIN. QFE PRESSURE IN HPA 828.3 826.5 828.9 829.2 830.4 826.8 826.3 829.2 832.2 834.6 833.0 834.9 826.3 DAY-HOUR 9- 9 20-15 2-12 8-12 20-12 24-15 13-15 13-15 15-12 31-12 1- 9 15-12 MEAN QNH PRESSURE IN HPA 1020.1 1019.0 1017.0 1018.8 1018.3 1015.3 1012.5 1016.0 1017.9 1022.1 1021.6 1024.9 1018.6 MAX. QNH PRESSURE IN HPA 1029.3 1025.7 1025.2 1025.7 1028.4 1022.1 1017.4 1023.3 1025.0 1026.7 1029.1 1033.0 1033.0 DAY-HOUR 2- 6 12- 6 30- 6 25-18 28- 6 1- 3 19- 6 19- 6 30- 6 1- 6 18- 6 5- 6 MIN. QNH PRESSURE IN HPA 1008.3 1006.2 1009.0 1009.4 1010.8 1006.6 1006.0 1009.4 1012.9 1015.7 1013.8 1016.1 1006.0 DAY-HOUR 9- 9 20-15 2-12 8-12 20-12 24-15 13-15 13-15 15-12 31-12 1- 9 15-12 MEAN QFF PRESSURE IN HPA 1020.9 1017.8 1014.6 1012.0 1007.6 1001.1 996.9 999.9 1005.5 1012.9 1018.1 1025.3 1011.1 MAX. QFF PRESSURE IN HPA 1032.0 1028.9 1024.3 1021.2 1016.0 1008.8 1003.7 1008.6 1015.0 1020.2 1029.0 1044.2 1044.2 DAY-HOUR 2- 6 7- 6 18- 6 11- 6 2- 6 7- 6 16- 3 20- 3 30- 6 29- 3 30- 6 6- 6 MIN. QFF PRESSURE IN HPA 1006.8 1005.0 1003.7 1001.6 999.2 991.0 990.4 993.3 998.8 1005.6 1006.5 1012.3 990.4 DAY-HOUR 9- 9 20-15 26- 9 8-12 20- 9 25- 0 13-21 13-12 10-12 31-12 1- 9 15-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.4 837.3 835.5 837.1 836.8 834.3 832.2 835.0 836.6 840.0 839.5 842.4 837.1 MAX. QFE PRESSURE IN HPA 844.3 841.7 841.5 841.0 843.4 839.1 834.8 840.3 840.4 842.2 844.0 848.5 848.5 DAY 2 13 31 26 28 1 19 20 30 7 18 6 MIN. QFE PRESSURE IN HPA 831.0 828.6 830.3 829.9 832.3 827.4 827.3 831.0 833.7 835.0 834.2 835.8 827.3 DAY 9 6 2 8 20 25 14 14 16 31 1 14 MEAN QNH PRESSURE IN HPA 1020.1 1018.9 1016.8 1018.7 1018.3 1015.4 1012.9 1016.2 1018.0 1022.1 1021.5 1024.9 1018.7 MAX. QNH PRESSURE IN HPA 1027.1 1024.0 1023.8 1023.2 1026.0 1021.0 1016.0 1022.4 1022.5 1024.6 1026.7 1032.0 1032.0 DAY 2 13 31 26 28 1 19 20 30 7 18 6 MIN. QNH PRESSURE IN HPA 1011.5 1008.7 1010.7 1010.2 1013.0 1007.3 1007.2 1011.5 1014.7 1016.2 1015.3 1017.1 1007.2 DAY 9 6 2 8 20 25 14 14 16 31 1 14 MEAN QFF PRESSURE IN HPA 1020.2 1017.2 1014.2 1011.5 1007.4 1001.2 997.2 999.9 1005.3 1012.3 1017.2 1024.5 1010.7 MAX. QFF PRESSURE IN HPA 1028.3 1024.0 1022.4 1019.6 1013.7 1006.4 1003.5 1006.9 1011.8 1017.2 1026.6 1041.1 1041.1 DAY 3 7 19 11 2 1 29 20 30 29 30 6 MIN. QFF PRESSURE IN HPA 1008.0 1009.2 1007.3 1001.8 1000.5 991.0 990.5 994.7 1001.4 1006.2 1006.7 1014.0 990.5 DAY 9 21 22 8 14 25 14 14 12 31 1 14 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.4 837.7 836.0 837.7 837.7 835.1 832.8 835.7 837.2 840.6 839.9 842.6 837.6 MAX. QFE PRESSURE IN HPA 845.0 841.8 842.0 842.2 844.4 840.0 835.7 840.8 841.2 842.4 844.3 848.3 848.3 DAY 2 13 31 26 28 1 19 20 30 1 18 6 MIN. QFE PRESSURE IN HPA 829.7 830.3 829.5 829.3 832.3 828.0 828.4 831.4 834.2 836.2 833.8 835.8 828.0 DAY 9 6 2 8 20 25 14 14 16 31 1 14 MEAN QNH PRESSURE IN HPA 1020.2 1019.4 1017.4 1019.3 1019.3 1016.3 1013.7 1017.1 1018.8 1022.8 1021.9 1025.1 1019.3 MAX. QNH PRESSURE IN HPA 1027.9 1024.2 1024.4 1024.6 1027.2 1022.1 1017.0 1023.0 1023.5 1024.9 1027.1 1031.8 1031.8 DAY 2 13 31 26 28 1 19 20 30 1 18 6 MIN. QNH PRESSURE IN HPA 1010.0 1010.7 1009.7 1009.5 1013.0 1008.0 1008.4 1012.0 1015.3 1017.6 1014.8 1017.1 1008.0 DAY 9 6 2 8 20 25 14 14 16 31 1 14 MEAN QFF PRESSURE IN HPA 1021.4 1019.0 1015.6 1013.2 1009.3 1002.6 998.7 1001.8 1007.3 1014.6 1018.9 1026.1 1012.4 MAX. QFF PRESSURE IN HPA 1029.6 1026.3 1023.3 1020.9 1015.7 1008.3 1003.7 1008.6 1014.4 1020.2 1027.8 1042.4 1042.4 DAY 3 7 19 11 2 7 16 20 28 29 30 6 MIN. QFF PRESSURE IN HPA 1008.0 1010.2 1007.9 1001.7 1002.5 992.4 991.9 995.8 1003.3 1010.6 1006.6 1014.5 991.9 DAY 9 20 26 8 20 25 14 8 11 31 1 14 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.4 838.8 836.8 838.3 838.2 835.4 833.1 836.3 837.8 841.5 840.9 843.7 838.4 MAX. QFE PRESSURE IN HPA 846.2 843.1 842.7 842.2 845.4 840.0 836.0 841.1 842.5 844.0 846.0 849.3 849.3 DAY 2 12 30 26 28 1 19 19 30 1 18 5 MIN. QFE PRESSURE IN HPA 829.0 831.4 830.4 829.6 832.6 828.5 829.0 832.3 834.5 837.1 833.9 837.2 828.5 DAY 9 20 2 8 20 25 14 14 12 31 26 15 MEAN QNH PRESSURE IN HPA 1021.3 1020.7 1018.3 1020.1 1020.0 1016.7 1013.9 1017.7 1019.5 1023.8 1023.1 1026.4 1020.1 MAX. QNH PRESSURE IN HPA 1029.3 1025.7 1025.2 1024.6 1028.4 1022.1 1017.4 1023.3 1025.0 1026.7 1029.1 1033.0 1033.0 DAY 2 12 30 26 28 1 19 19 30 1 18 5 MIN. QNH PRESSURE IN HPA 1009.2 1012.0 1010.8 1009.9 1013.4 1008.6 1009.2 1013.0 1015.6 1018.6 1014.9 1018.8 1008.6 DAY 9 20 2 8 20 25 14 14 12 31 26 15 MEAN QFF PRESSURE IN HPA 1022.8 1020.0 1016.3 1013.5 1009.4 1002.5 998.4 1001.6 1007.3 1014.9 1019.9 1027.5 1012.8 MAX. QFF PRESSURE IN HPA 1032.0 1028.9 1024.3 1021.2 1016.0 1008.8 1003.5 1008.4 1015.0 1019.3 1029.0 1044.2 1044.2 DAY 2 7 18 11 2 7 16 19 30 29 30 6 MIN. QFF PRESSURE IN HPA 1007.8 1008.7 1007.1 1002.4 1000.7 993.4 992.4 996.8 1002.7 1011.6 1006.9 1016.1 992.4 DAY 9 20 26 8 20 25 14 7 16 31 1 15 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.4 837.8 835.9 837.4 837.0 834.4 831.9 835.1 836.4 840.1 839.7 842.7 837.2 MAX. QFE PRESSURE IN HPA 844.6 842.3 842.0 840.7 843.5 839.4 834.6 840.0 841.3 842.3 844.4 849.0 849.0 DAY 2 12 30 11 28 1 9 19 30 6 18 5 MIN. QFE PRESSURE IN HPA 828.3 831.0 830.0 829.4 831.4 828.4 829.0 830.9 833.3 835.0 833.0 835.7 828.3 DAY 9 20 2 8 20 24 13 14 12 31 1 15 MEAN QNH PRESSURE IN HPA 1020.2 1019.4 1017.3 1019.0 1018.6 1015.4 1012.5 1016.3 1017.8 1022.1 1021.7 1025.2 1018.8 MAX. QNH PRESSURE IN HPA 1027.4 1024.7 1024.4 1022.9 1026.2 1021.4 1015.7 1022.1 1023.6 1024.7 1027.2 1032.6 1032.6 DAY 2 12 30 11 28 1 9 19 30 6 18 5 MIN. QNH PRESSURE IN HPA 1008.3 1011.5 1010.3 1009.6 1012.0 1008.4 1009.2 1011.4 1014.2 1016.2 1013.8 1017.0 1008.3 DAY 9 20 2 8 20 24 13 14 12 31 1 15 MEAN QFF PRESSURE IN HPA 1020.6 1017.9 1014.4 1011.7 1007.3 1000.7 996.2 999.4 1004.6 1012.1 1017.7 1025.2 1010.6 MAX. QFF PRESSURE IN HPA 1029.1 1025.8 1022.4 1019.1 1013.6 1006.8 1001.2 1006.2 1012.1 1017.4 1026.6 1042.2 1042.2 DAY 2 7 19 10 2 7 16 19 30 27 30 5 MIN. QFF PRESSURE IN HPA 1006.8 1009.9 1003.7 1001.9 999.2 993.1 991.7 994.3 999.8 1006.6 1006.5 1014.1 991.7 DAY 9 20 26 8 20 25 22 14 11 31 1 27 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.3 836.2 834.6 836.1 835.7 833.3 830.6 833.7 835.0 838.8 838.6 841.4 835.9 MAX. QFE PRESSURE IN HPA 843.3 840.7 840.8 839.5 841.4 838.2 833.5 838.3 840.0 841.0 842.9 847.7 847.7 DAY 2 12 30 25 28 1 28 19 30 6 15 5 MIN. QFE PRESSURE IN HPA 831.8 828.3 828.9 829.2 830.4 826.9 826.8 829.8 832.2 834.6 833.0 834.9 826.8 DAY 18 5 2 8 20 24 13 14 15 31 1 15 MEAN QNH PRESSURE IN HPA 1018.8 1017.6 1015.7 1017.5 1017.0 1014.2 1011.0 1014.6 1016.2 1020.7 1020.4 1023.7 1017.3 MAX. QNH PRESSURE IN HPA 1025.9 1022.9 1023.0 1021.5 1023.7 1019.9 1014.4 1020.1 1022.1 1023.2 1025.5 1031.1 1031.1 DAY 2 12 30 25 28 1 28 19 30 6 15 5 MIN. QNH PRESSURE IN HPA 1012.4 1008.3 1009.0 1009.4 1010.8 1006.7 1006.6 1010.1 1012.9 1015.7 1013.8 1016.1 1006.6 DAY 18 5 2 8 20 24 13 14 15 31 1 15 MEAN QFF PRESSURE IN HPA 1018.8 1015.8 1012.9 1010.3 1006.0 1000.0 995.3 998.4 1003.5 1010.9 1016.2 1023.2 1009.3 MAX. QFF PRESSURE IN HPA 1027.3 1021.7 1019.1 1016.6 1012.2 1005.2 1001.5 1004.7 1010.8 1016.4 1024.6 1040.1 1040.1 DAY 2 7 18 11 1 1 28 19 30 27 30 5 MIN. QFF PRESSURE IN HPA 1011.3 1007.3 1005.4 1001.6 1000.4 992.3 990.6 993.3 998.8 1005.6 1006.5 1012.3 990.6 DAY 8 20 26 8 20 24 21 13 10 31 1 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 837.9 836.5 834.9 836.2 835.6 833.0 830.5 833.4 835.2 839.1 839.1 841.8 836.1 MAX. QFE PRESSURE IN HPA 843.6 841.0 840.4 841.4 840.8 838.0 833.2 838.2 840.0 841.4 843.5 847.7 847.7 DAY 2 12 30 25 28 1 28 18 30 6 15 5 MIN. QFE PRESSURE IN HPA 832.3 826.5 829.9 830.6 830.4 826.8 826.3 829.2 832.4 835.3 834.7 835.5 826.3 DAY 17 20 2 8 20 24 13 13 15 31 1 15 MEAN QNH PRESSURE IN HPA 1019.5 1017.9 1016.1 1017.6 1016.9 1013.9 1010.9 1014.3 1016.4 1021.0 1021.0 1024.2 1017.5 MAX. QNH PRESSURE IN HPA 1026.3 1023.2 1022.5 1023.7 1023.0 1019.7 1014.1 1019.9 1022.1 1023.7 1026.2 1031.1 1031.1 DAY 2 12 30 25 28 1 28 18 30 6 15 5 MIN. QNH PRESSURE IN HPA 1013.0 1006.2 1010.2 1011.0 1010.8 1006.6 1006.0 1009.4 1013.1 1016.5 1015.8 1016.8 1006.0 DAY 17 20 2 8 20 24 13 13 15 31 1 15 MEAN QFF PRESSURE IN HPA 1020.7 1017.4 1014.3 1011.5 1006.8 1000.2 995.9 999.1 1004.9 1012.9 1018.2 1025.0 1010.6 MAX. QFF PRESSURE IN HPA 1029.0 1023.1 1020.9 1018.0 1013.7 1005.7 1000.9 1006.3 1012.0 1019.2 1026.1 1041.1 1041.1 DAY 2 12 18 10 1 1 15 20 30 28 29 5 MIN. QFF PRESSURE IN HPA 1011.7 1005.0 1008.3 1004.5 1001.2 992.4 990.9 993.6 1000.0 1009.2 1008.8 1013.8 990.9 DAY 17 20 21 13 19 24 21 13 10 4 1 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.7 837.3 835.8 837.6 836.7 834.2 831.8 834.8 836.6 840.1 839.8 842.5 837.2 MAX. QFE PRESSURE IN HPA 844.4 842.0 841.5 843.1 842.8 839.4 834.5 840.3 841.3 842.3 844.4 848.7 848.7 DAY 2 12 30 25 27 1 28 19 30 6 17 5 MIN. QFE PRESSURE IN HPA 832.5 826.8 831.2 832.0 832.0 827.4 827.3 830.0 833.3 837.0 835.1 836.2 826.8 DAY 17 5 2 8 20 24 13 13 15 31 11 15 MEAN QNH PRESSURE IN HPA 1020.5 1018.9 1017.1 1019.2 1018.2 1015.2 1012.4 1015.9 1018.0 1022.1 1021.9 1025.0 1018.7 MAX. QNH PRESSURE IN HPA 1027.2 1024.4 1023.8 1025.7 1025.3 1021.4 1015.6 1022.4 1023.6 1024.7 1027.2 1032.3 1032.3 DAY 2 12 30 25 27 1 28 19 30 6 17 5 MIN. QNH PRESSURE IN HPA 1013.3 1006.6 1011.7 1012.7 1012.7 1007.3 1007.2 1010.3 1014.2 1018.5 1016.3 1017.6 1006.6 DAY 17 5 2 8 20 24 13 13 15 31 11 15 MEAN QFF PRESSURE IN HPA 1022.0 1018.2 1015.0 1012.6 1007.6 1001.1 997.0 999.9 1006.1 1013.2 1018.9 1026.1 1011.5 MAX. QFF PRESSURE IN HPA 1031.4 1024.3 1021.4 1020.6 1014.9 1007.3 1002.7 1007.5 1013.0 1017.5 1028.3 1042.8 1042.8 DAY 2 12 18 10 1 1 15 19 30 29 29 5 MIN. QFF PRESSURE IN HPA 1013.1 1005.8 1008.1 1005.8 1000.9 992.6 991.6 994.5 1001.1 1009.9 1010.7 1014.4 991.6 DAY 8 20 21 13 20 24 13 13 15 3 25 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.7 837.4 836.0 837.7 837.0 834.3 832.4 835.2 836.8 840.0 839.9 842.7 837.3 MAX. QFE PRESSURE IN HPA 844.1 842.0 841.5 842.8 843.2 839.4 835.0 840.9 841.5 842.7 844.4 848.7 848.7 DAY 2 12 30 25 27 1 28 19 30 6 17 5 MIN. QFE PRESSURE IN HPA 832.3 828.4 830.7 831.8 832.8 828.0 827.3 831.0 833.7 836.0 835.5 835.8 827.3 DAY 17 5 2 7 20 24 13 13 15 30 11 15 MEAN QNH PRESSURE IN HPA 1020.5 1019.0 1017.3 1019.4 1018.5 1015.4 1013.2 1016.4 1018.3 1022.1 1022.0 1025.2 1018.9 MAX. QNH PRESSURE IN HPA 1026.9 1024.4 1023.8 1025.3 1025.8 1021.4 1016.2 1023.1 1023.8 1025.2 1027.2 1032.3 1032.3 DAY 2 12 30 25 27 1 28 19 30 6 17 5 MIN. QNH PRESSURE IN HPA 1013.0 1008.4 1011.1 1012.4 1013.6 1008.0 1007.2 1011.5 1014.7 1017.4 1016.8 1017.1 1007.2 DAY 17 5 2 7 20 24 13 13 15 30 11 15 MEAN QFF PRESSURE IN HPA 1021.0 1017.4 1014.4 1012.1 1007.1 1000.6 996.9 999.6 1005.2 1012.2 1018.1 1025.1 1010.8 MAX. QFF PRESSURE IN HPA 1029.4 1024.0 1022.5 1019.9 1014.5 1006.0 1001.8 1007.1 1011.8 1016.8 1027.3 1042.0 1042.0 DAY 2 6 18 10 1 6 15 19 30 28 29 5 MIN. QFF PRESSURE IN HPA 1010.3 1007.5 1008.5 1004.3 1000.7 991.6 990.4 994.2 1000.6 1007.7 1009.8 1013.8 990.4 DAY 8 20 21 13 19 24 13 7 15 30 25 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2000 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.4 0.8 7.9 15.1 20.1 24.9 28.8 28.0 22.8 15.0 7.9 2.7 14.6 MINIMUN AIR TEMPERATURE (C) -2.5 -4.6 1.4 8.4 11.5 14.8 19.7 19.7 14.5 8.6 3.4 -0.8 7.8 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 9 9 0 0 0 0 18 DAYS WITH MINIMUM TEMP. <=-4 11 12 1 0 0 0 0 0 0 0 0 8 32 DAYS WITH FREEZING MIN.<= 0 24 24 14 0 0 0 0 0 0 0 3 15 80 TEMPERATURE RECORDS LOWEST(C) -14.4 -13.8 -4.2 4.2 6.0 8.6 16.0 13.2 11.4 3.0 -0.8 -8.4 -14.4 DAY 31 9 10 1 2 14 23 31 25 29 27 17 MAXIMUM AIR TEMPERATURE (C) 5.8 6.5 14.2 22.0 27.9 33.5 36.8 36.1 31.6 21.9 13.4 6.8 21.4 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 28 31 31 21 0 0 0 118 DAYS WITH MAXIMUM TEMP. <= 0 3 5 0 0 0 0 0 0 0 0 0 0 8 TEMPERATURE RECORDS HIGHEST(C) 15.4 13.6 19.4 25.6 32.4 39.4 39.5 37.8 36.2 27.4 19.5 13.0 39.5 DAY 1 23 21 28 30 30 10 4 9 1 2 31 DIF. BETWEEN (MAX.-MIN.) (C) 8.3 11.1 12.8 13.6 16.4 18.7 17.1 16.4 17.1 13.3 10.0 7.6 13.6 MEAN DAILY TEMP. (MDT) (C) 1.6 0.9 7.8 15.2 19.7 24.2 28.3 27.9 23.1 15.3 8.4 3.0 14.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 7.6 98.5 225.0 213.5 64.4 0.0 0.0 0.0 609.0 HEATING DEG. DAYS(BASE 18 0C) 507.3 495.2 315.1 82.7 8.7 0.0 0.0 0.0 0.0 90.2 288.0 465.0 2252.1 DEWPOINT (MEAN C) -5.4 -6.8 -6.5 0.4 -2.6 -3.1 -0.2 -1.2 -4.6 -0.8 -0.1 -1.9 -2.7 MIXING RATIO (G/KG) 3.22 2.89 3.06 4.99 4.00 3.77 4.69 4.48 3.40 4.64 4.68 4.13 4.00 VAPOUR PRESSURE (HPA) 4.30 3.87 4.09 6.66 5.34 5.02 6.23 5.96 4.55 6.22 6.27 5.54 5.34 SATURATION DEF. (HPA) 2.82 3.12 7.08 11.20 19.36 28.26 34.97 33.41 24.67 11.61 4.69 2.09 15.27 RELATIVE HUMIDITY (MEAN %) 65 62 40 41 25 17 17 16 18 40 61 75 40 RELATIVE HUMIDITY (MAX. %) 81 81 63 61 41 29 27 26 28 58 77 89 55 RELATIVE HUMIDITY (MIN. %) 43 39 19 24 12 9 9 9 9 24 39 57 24 RELATIVE HUMIDITY (MEAN% 03UTC) 74 75 58 56 39 28 26 25 27 54 74 85 52 RELATIVE HUMIDITY (MEAN% 09UTC) 58 50 31 30 16 12 13 13 13 32 51 70 32 RELATIVE HUMIDITY (MEAN% 15UTC) 60 56 29 32 15 11 11 11 13 33 54 73 33 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 92.4 45.0 102.5 22.1 4.0 0.0 0.3 0.0 0.1 30.2 67.9 190.8 555.3 DAYS WITH PRECIPITATION >=10 3 2 2 1 0 0 0 0 0 2 2 6 18 DAYS WITH PRECIPITATION >= 5 4 4 2 2 0 0 0 0 0 2 4 8 26 DAYS WITH PRECIPITATION >= 1 8 5 2 3 1 0 0 0 0 3 5 11 38 DAYS WITH PRECIPITATION 13 6 5 6 1 0 1 0 1 7 9 12 61 GREATEST DAILY PRECIPITATION 39.0 15.0 72.0 13.1 4.0 0.0 0.3 0.0 0.1 13.0 37.1 61.0 72.0 DAY 28 13 24 17 8 ** 17 ** 30 15 30 1 DAY WITH THUNDER STORM 1 1 1 1 1 0 0 0 1 3 1 1 11 DAYS WITH SNOW OR SLEET 8 4 0 0 0 0 0 0 0 0 0 6 18 DAYS WITH DUST 0 0 1 4 5 8 9 11 2 0 0 0 40 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 13.4 10.2 12.7 11.2 10.8 10.3 9.6 8.4 9.9 10.7 8.8 10.3 10.6 PREVAILING WIND PERCENT 28.6 16.8 23.0 17.5 23.4 20.8 20.6 21.8 29.6 25.8 16.3 21.4 22.2 CALMS PERCENT OF WIND 21.8 25.4 10.9 12.9 19.8 20.0 14.9 15.7 17.5 23.0 28.8 37.1 20.6 NO. OF WIND OBSERVATION 248 232 248 240 248 240 248 248 240 248 240 248 2928 VECTOR WIND DIRECTION (MEAN) 167 163 178 224 224 248 113 264 198 178 274 151 187 VECTOR WIND MAGNITUDE(KNOTS) 4.0 1.0 3.2 1.7 2.0 1.4 0.8 1.0 2.1 2.3 0.3 3.2 1.6 WIND STEADINESES (MEAN %) 47.1 15.9 35.6 21.2 26.0 19.7 10.1 13.3 30.4 35.4 5.4 58.2 22.2 WIND SPEED (MEAN KNOTS) 8.5 6.3 9.0 8.0 7.7 7.1 7.9 7.5 6.9 6.5 5.6 5.5 7.2 FASTEST WIND DIRECTION 150 200 180 190 180 360 320 220 190 310 190 100 180 FASTEST WIND SPEED (KNOTS) 35 23 39 29 29 27 33 23 29 35 19 29 39 DAY 22 6 22 10 19 12 17 4 28 3 3 25 DAYS WITH SKY CLEAR (0-2)/8 14 21 23 13 27 29 29 25 28 21 14 11 255 DAYS WITH P.CLOUDY (3-6)/8 8 5 5 10 3 1 2 6 2 6 8 9 65 DAYS WITH CLOUDY (7-8)/8 9 3 3 7 1 0 0 0 0 4 8 11 46 DAYS WITH VISIBILITY =< 2 KM 6 1 0 0 1 0 0 0 0 1 1 8 18 DURATION OF SUNSHINE HOURS 172.7 220.1 275.7 241.4 357.5 365.0 345.7 328.4 308.1 253.1 177.3 138.1 3183.1 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 836.7 837.8 836.4 838.0 836.1 833.5 833.5 834.8 836.4 839.8 840.7 839.4 836.9 MAX. QFE PRESSURE IN HPA 847.0 845.2 841.5 843.4 840.4 838.3 840.8 839.1 843.5 843.9 846.0 846.8 847.0 DAY-HOUR 30- 9 11- 6 21- 6 2- 6 5- 6 17- 6 30-21 21- 6 29- 6 30- 6 11- 6 18- 6 MIN. QFE PRESSURE IN HPA 829.6 825.7 827.7 833.1 831.3 829.1 826.8 829.8 829.2 834.2 835.2 831.4 825.7 DAY-HOUR 28- 3 7- 3 24-15 21-12 26-12 25-12 10-12 30-15 2-12 1-12 21-12 15- 3 MEAN QNH PRESSURE IN HPA 1018.2 1019.5 1017.8 1019.8 1017.5 1014.4 1014.5 1015.9 1017.8 1021.8 1022.9 1021.3 1018.5 MAX. QNH PRESSURE IN HPA 1030.3 1028.1 1023.8 1026.0 1022.5 1020.1 1023.0 1021.0 1026.2 1026.6 1029.1 1030.0 1030.3 DAY-HOUR 30- 9 11- 6 21- 6 2- 6 5- 6 17- 6 30-21 21- 6 29- 6 30- 6 11- 6 18- 6 MIN. QNH PRESSURE IN HPA 1009.9 1005.3 1007.6 1014.0 1011.8 1009.3 1006.6 1010.1 1009.4 1015.3 1016.4 1012.0 1005.3 DAY-HOUR 28- 3 7- 3 24-15 21-12 26-12 25-12 10-12 30-15 2-12 1-12 21-12 15- 3 MEAN QFF PRESSURE IN HPA 1020.1 1022.2 1015.3 1012.2 1006.9 1000.8 998.3 1000.3 1005.5 1014.4 1020.3 1022.5 1011.6 MAX. QFF PRESSURE IN HPA 1041.7 1037.3 1024.4 1021.6 1014.4 1008.3 1007.5 1005.8 1015.3 1023.1 1028.5 1037.5 1041.7 DAY-HOUR 31- 6 11- 6 3-18 2- 6 13- 6 14- 0 31- 3 6- 6 29- 6 29- 6 29- 6 18- 6 MIN. QFF PRESSURE IN HPA 1008.4 1004.8 1004.0 1005.0 998.4 994.8 989.3 993.8 996.3 1004.1 1011.3 1013.5 989.3 DAY-HOUR 28- 3 7- 3 2- 0 21-12 26-12 24- 9 10-12 11-12 2-12 1-12 2-12 25- 3 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 836.7 837.7 836.3 837.8 836.1 833.7 833.7 835.0 836.4 839.7 840.7 839.3 836.9 MAX. QFE PRESSURE IN HPA 846.4 845.0 839.8 841.2 839.9 837.3 840.1 838.0 840.5 842.4 845.2 845.1 846.4 DAY 31 11 4 2 6 17 31 1 30 29 17 18 MIN. QFE PRESSURE IN HPA 830.5 826.5 827.8 834.1 832.7 830.5 828.1 830.7 830.9 834.8 837.2 831.8 826.5 DAY 28 7 2 10 20 24 11 31 3 2 6 15 MEAN QNH PRESSURE IN HPA 1018.2 1019.3 1017.7 1019.4 1017.5 1014.7 1014.7 1016.2 1017.8 1021.7 1022.9 1021.2 1018.4 MAX. QNH PRESSURE IN HPA 1029.6 1027.9 1021.8 1023.5 1021.9 1018.9 1022.2 1019.7 1022.6 1024.9 1028.1 1028.0 1029.6 DAY 31 11 4 2 6 17 31 1 30 29 17 18 MIN. QNH PRESSURE IN HPA 1010.9 1006.2 1007.7 1015.1 1013.5 1010.9 1008.1 1011.1 1011.4 1016.0 1018.8 1012.4 1006.2 DAY 28 7 2 10 20 24 11 31 3 2 6 15 MEAN QFF PRESSURE IN HPA 1019.3 1021.6 1014.6 1011.7 1006.6 1001.0 998.4 1000.2 1005.0 1013.7 1019.6 1021.8 1011.1 MAX. QFF PRESSURE IN HPA 1039.0 1035.2 1021.9 1018.2 1012.4 1008.3 1006.2 1004.2 1011.7 1019.4 1025.3 1033.9 1039.0 DAY 31 11 4 2 3 14 31 1 30 29 12 18 MIN. QFF PRESSURE IN HPA 1009.6 1005.3 1004.0 1006.5 1000.4 995.7 989.6 996.0 998.3 1007.0 1012.6 1014.2 989.6 DAY 28 7 2 21 20 24 11 11 3 2 2 25 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 836.8 837.9 836.9 838.5 836.8 834.4 834.5 835.8 837.0 840.2 840.9 839.3 837.4 MAX. QFE PRESSURE IN HPA 846.3 844.6 840.5 842.4 840.2 837.8 840.5 838.4 842.0 842.9 845.2 845.5 846.3 DAY 31 11 21 2 5 17 31 21 29 29 17 18 MIN. QFE PRESSURE IN HPA 829.6 825.7 829.8 834.7 833.6 830.5 828.4 831.7 831.3 835.0 837.2 831.4 825.7 DAY 28 7 2 10 26 24 11 31 3 2 6 15 MEAN QNH PRESSURE IN HPA 1018.3 1019.6 1018.4 1020.3 1018.2 1015.5 1015.5 1017.1 1018.5 1022.2 1023.2 1021.2 1019.0 MAX. QNH PRESSURE IN HPA 1029.4 1027.4 1022.6 1024.9 1022.3 1019.5 1022.6 1020.2 1024.4 1025.5 1028.1 1028.5 1029.4 DAY 31 11 21 2 5 17 31 21 29 29 17 18 MIN. QNH PRESSURE IN HPA 1009.9 1005.3 1010.1 1015.8 1014.5 1010.9 1008.4 1012.3 1011.8 1016.2 1018.8 1012.0 1005.3 DAY 28 7 2 10 26 24 11 31 3 2 6 15 MEAN QFF PRESSURE IN HPA 1020.6 1023.1 1016.7 1013.7 1008.2 1002.4 1000.0 1002.2 1007.1 1015.5 1021.2 1022.8 1012.8 MAX. QFF PRESSURE IN HPA 1040.7 1036.1 1022.5 1020.5 1013.4 1008.3 1007.5 1005.1 1014.4 1021.5 1027.8 1035.5 1040.7 DAY 31 11 1 2 3 14 31 27 29 29 12 18 MIN. QFF PRESSURE IN HPA 1008.4 1004.8 1006.1 1007.3 1001.5 996.6 991.2 998.7 999.5 1008.6 1014.5 1013.5 991.2 DAY 28 7 24 10 26 24 11 11 3 2 2 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 837.8 838.9 837.7 839.2 837.2 834.7 834.8 836.3 837.7 841.2 841.9 840.3 838.2 MAX. QFE PRESSURE IN HPA 846.5 845.2 841.5 843.4 840.4 838.3 840.7 839.1 843.5 843.9 846.0 846.8 846.8 DAY 31 11 21 2 5 17 31 21 29 30 11 18 MIN. QFE PRESSURE IN HPA 831.0 828.0 830.4 835.9 833.5 830.8 828.8 832.0 831.9 836.8 838.3 832.0 828.0 DAY 28 7 24 22 26 24 11 30 3 2 6 15 MEAN QNH PRESSURE IN HPA 1019.5 1020.8 1019.3 1021.1 1018.8 1015.9 1015.9 1017.7 1019.4 1023.5 1024.3 1022.4 1019.9 MAX. QNH PRESSURE IN HPA 1029.7 1028.1 1023.8 1026.0 1022.5 1020.1 1022.9 1021.0 1026.2 1026.6 1029.1 1030.0 1030.0 DAY 31 11 21 2 5 17 31 21 29 30 11 18 MIN. QNH PRESSURE IN HPA 1011.5 1008.0 1010.8 1017.2 1014.4 1011.3 1008.9 1012.7 1012.6 1018.3 1020.1 1012.7 1008.0 DAY 28 7 24 22 26 24 11 30 3 2 6 15 MEAN QFF PRESSURE IN HPA 1022.0 1024.2 1017.2 1013.7 1008.2 1002.4 999.7 1002.2 1007.3 1016.3 1022.0 1024.1 1013.3 MAX. QFF PRESSURE IN HPA 1041.7 1037.3 1023.9 1021.6 1014.4 1007.6 1007.1 1005.8 1015.3 1023.1 1028.5 1037.5 1041.7 DAY 31 11 3 2 13 13 31 6 29 29 29 18 MIN. QFF PRESSURE IN HPA 1011.9 1009.1 1007.3 1008.2 1000.0 995.6 990.6 998.2 1000.7 1009.7 1014.9 1014.9 990.6 DAY 28 7 24 22 26 24 11 11 3 1 2 25 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 836.9 838.1 836.6 838.3 836.3 833.7 833.8 835.0 836.4 840.0 840.8 839.6 837.1 MAX. QFE PRESSURE IN HPA 847.0 844.4 839.9 841.8 840.0 837.2 839.7 837.6 842.1 842.9 844.9 845.5 847.0 DAY 30 10 3 2 7 17 30 21 29 30 11 18 MIN. QFE PRESSURE IN HPA 830.0 828.2 830.2 834.8 832.8 830.2 828.1 831.0 830.8 835.6 836.7 831.7 828.1 DAY 28 7 24 21 26 24 11 30 2 2 21 15 MEAN QNH PRESSURE IN HPA 1018.4 1019.8 1018.1 1020.1 1017.7 1014.6 1014.8 1016.2 1017.8 1022.0 1023.0 1021.6 1018.7 MAX. QNH PRESSURE IN HPA 1030.3 1027.2 1021.9 1024.2 1022.1 1018.8 1021.7 1019.2 1024.5 1025.5 1027.8 1028.5 1030.3 DAY 30 10 3 2 7 17 30 21 29 30 11 18 MIN. QNH PRESSURE IN HPA 1010.3 1008.2 1010.6 1016.0 1013.6 1010.6 1008.1 1011.5 1011.3 1016.9 1018.2 1012.3 1008.1 DAY 28 7 24 21 26 24 11 30 2 2 21 15 MEAN QFF PRESSURE IN HPA 1020.0 1022.0 1014.9 1011.9 1006.6 1000.4 998.1 999.9 1004.8 1014.0 1019.9 1022.4 1011.2 MAX. QFF PRESSURE IN HPA 1037.7 1035.3 1022.5 1018.5 1012.3 1006.6 1005.4 1002.9 1013.3 1021.2 1026.0 1034.4 1037.7 DAY 30 10 3 2 2 13 31 21 29 30 11 18 MIN. QFF PRESSURE IN HPA 1010.7 1010.2 1007.2 1006.4 1000.0 994.8 989.5 996.4 998.4 1007.2 1011.8 1014.4 989.5 DAY 21 7 24 21 26 24 11 11 3 1 2 25 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 835.8 836.8 835.1 837.1 835.1 832.4 832.4 833.5 835.1 838.7 839.6 838.6 835.8 MAX. QFE PRESSURE IN HPA 845.5 843.2 839.0 839.5 839.2 835.7 838.5 835.4 840.8 842.4 843.8 844.2 845.5 DAY 30 10 3 2 7 17 30 14 29 30 11 17 MIN. QFE PRESSURE IN HPA 829.7 827.7 829.6 833.1 831.3 829.1 826.8 830.2 829.2 834.2 835.2 831.9 826.8 DAY 28 7 24 21 26 25 10 30 2 1 21 15 MEAN QNH PRESSURE IN HPA 1017.1 1018.3 1016.3 1018.6 1016.3 1013.1 1013.1 1014.4 1016.3 1020.5 1021.6 1020.4 1017.2 MAX. QNH PRESSURE IN HPA 1028.5 1025.8 1020.9 1021.5 1021.1 1017.0 1020.3 1016.7 1023.0 1024.9 1026.5 1027.0 1028.5 DAY 30 10 3 2 7 17 30 14 29 30 11 17 MIN. QNH PRESSURE IN HPA 1010.0 1007.6 1009.9 1014.0 1011.8 1009.3 1006.6 1010.6 1009.4 1015.3 1016.4 1012.6 1006.6 DAY 28 7 24 21 26 25 10 30 2 1 21 15 MEAN QFF PRESSURE IN HPA 1018.3 1020.3 1013.2 1010.9 1005.4 999.3 996.9 998.5 1003.6 1012.6 1018.4 1020.9 1009.9 MAX. QFF PRESSURE IN HPA 1037.1 1033.7 1021.0 1016.6 1010.9 1004.9 1004.9 1000.9 1011.6 1019.8 1024.0 1032.9 1037.1 DAY 30 10 3 1 2 13 30 6 29 30 11 17 MIN. QFF PRESSURE IN HPA 1009.9 1008.8 1006.3 1005.0 998.4 995.2 989.3 993.8 996.3 1004.1 1011.3 1014.2 989.3 DAY 27 7 23 21 26 24 10 11 2 1 2 25 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 836.1 837.3 835.3 837.3 835.1 832.2 832.0 833.3 835.4 839.0 840.2 839.2 836.0 MAX. QFE PRESSURE IN HPA 845.5 844.0 839.3 841.2 838.5 836.4 838.3 835.3 841.2 842.2 844.3 844.5 845.5 DAY 30 10 3 17 7 16 30 23 29 30 16 17 MIN. QFE PRESSURE IN HPA 830.2 829.1 827.7 833.1 831.7 829.2 826.8 829.8 829.2 834.4 835.6 833.5 826.8 DAY 21 6 24 21 26 24 10 30 2 1 21 14 MEAN QNH PRESSURE IN HPA 1017.5 1018.8 1016.5 1018.9 1016.3 1012.9 1012.7 1014.1 1016.7 1020.9 1022.3 1021.1 1017.4 MAX. QNH PRESSURE IN HPA 1028.5 1026.7 1021.2 1023.5 1020.3 1017.8 1020.1 1016.5 1023.5 1024.6 1027.1 1027.3 1028.5 DAY 30 10 3 17 7 16 30 23 29 30 16 17 MIN. QNH PRESSURE IN HPA 1010.6 1009.3 1007.6 1014.0 1012.3 1009.4 1006.6 1010.1 1009.4 1015.5 1016.9 1014.4 1006.6 DAY 21 6 24 21 26 24 10 30 2 1 21 14 MEAN QFF PRESSURE IN HPA 1019.9 1022.1 1014.7 1012.1 1006.2 999.8 997.2 999.2 1005.3 1014.3 1020.4 1022.6 1011.1 MAX. QFF PRESSURE IN HPA 1038.5 1035.1 1022.5 1019.0 1012.5 1007.0 1005.4 1002.5 1014.0 1019.7 1026.7 1034.7 1038.5 DAY 30 10 3 17 2 16 30 26 29 30 11 17 MIN. QFF PRESSURE IN HPA 1009.6 1011.7 1005.2 1005.8 999.6 995.6 990.1 996.0 997.6 1006.9 1013.7 1016.4 990.1 DAY 27 7 24 21 26 24 10 2 2 1 1 11 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 836.9 837.9 836.6 838.2 836.3 833.4 833.4 834.5 836.6 839.9 840.9 839.5 837.0 MAX. QFE PRESSURE IN HPA 846.8 844.6 840.7 841.6 839.7 837.4 839.5 837.2 842.1 842.5 845.2 844.7 846.8 DAY 30 10 3 17 6 16 30 5 29 15 16 17 MIN. QFE PRESSURE IN HPA 831.0 828.5 829.4 834.2 832.4 830.5 827.7 830.5 830.6 835.3 837.1 833.2 827.7 DAY 28 6 24 21 19 26 10 30 2 1 21 14 MEAN QNH PRESSURE IN HPA 1018.4 1019.6 1018.0 1020.0 1017.7 1014.3 1014.3 1015.7 1018.1 1021.9 1023.1 1021.5 1018.6 MAX. QNH PRESSURE IN HPA 1030.0 1027.4 1022.9 1023.9 1021.7 1019.0 1021.5 1018.8 1024.5 1025.0 1028.1 1027.6 1030.0 DAY 30 10 3 17 6 16 30 5 29 15 16 17 MIN. QNH PRESSURE IN HPA 1011.5 1008.6 1009.6 1015.3 1013.1 1010.9 1007.6 1010.9 1011.0 1016.5 1018.6 1014.1 1007.6 DAY 28 6 24 21 19 26 10 30 2 1 21 14 MEAN QFF PRESSURE IN HPA 1021.1 1022.8 1015.8 1012.4 1007.2 1000.8 998.1 1000.4 1006.1 1014.8 1020.8 1023.0 1012.0 MAX. QFF PRESSURE IN HPA 1040.4 1036.8 1024.4 1019.3 1012.8 1007.2 1005.5 1005.0 1014.5 1020.0 1027.3 1034.7 1040.4 DAY 30 10 3 1 2 13 30 5 29 15 11 17 MIN. QFF PRESSURE IN HPA 1009.5 1012.4 1007.2 1007.0 1000.1 996.1 989.6 997.2 999.5 1008.7 1014.2 1015.8 989.6 DAY 27 6 24 21 26 23 10 10 2 1 2 11 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 836.9 838.0 836.7 838.1 836.4 833.7 834.0 835.0 836.8 840.0 840.9 839.4 837.2 MAX. QFE PRESSURE IN HPA 847.0 845.1 840.7 841.4 839.9 837.7 840.8 837.5 841.6 842.3 845.5 845.1 847.0 DAY 30 10 3 1 5 16 30 20 29 30 16 17 MIN. QFE PRESSURE IN HPA 830.5 828.4 831.8 834.5 832.7 830.5 828.0 831.0 830.8 835.3 837.3 832.7 828.0 DAY 27 6 1 21 19 25 10 30 2 1 6 14 MEAN QNH PRESSURE IN HPA 1018.4 1019.7 1018.2 1019.8 1017.9 1014.7 1015.0 1016.2 1018.2 1022.0 1023.1 1021.3 1018.7 MAX. QNH PRESSURE IN HPA 1030.3 1028.0 1022.9 1023.7 1021.9 1019.4 1023.0 1019.1 1023.9 1024.7 1028.5 1028.0 1030.3 DAY 30 10 3 1 5 16 30 20 29 30 16 17 MIN. QNH PRESSURE IN HPA 1010.9 1008.4 1012.4 1015.6 1013.5 1010.9 1008.0 1011.5 1011.3 1016.5 1018.9 1013.5 1008.0 DAY 27 6 1 21 19 25 10 30 2 1 6 14 MEAN QFF PRESSURE IN HPA 1020.2 1021.7 1015.0 1011.6 1006.8 1000.4 998.4 1000.0 1005.3 1014.1 1020.1 1022.2 1011.3 MAX. QFF PRESSURE IN HPA 1038.4 1035.7 1023.6 1018.3 1011.8 1007.4 1006.8 1003.7 1013.8 1019.4 1026.4 1035.2 1038.4 DAY 30 10 3 1 2 13 30 5 29 30 11 17 MIN. QFF PRESSURE IN HPA 1008.9 1010.3 1007.5 1006.0 1000.3 995.7 989.5 995.8 998.6 1007.3 1013.0 1014.5 989.5 DAY 27 6 18 20 19 23 10 3 2 13 1 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2001 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.3 3.4 9.9 15.1 19.1 24.4 27.7 28.3 22.4 17.8 9.2 6.7 15.4 MINIMUN AIR TEMPERATURE (C) -3.2 -1.6 3.9 7.8 11.3 15.0 18.7 19.5 14.0 11.7 3.9 2.7 8.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 4 7 0 0 0 0 11 DAYS WITH MINIMUM TEMP. <=-4 7 5 0 0 0 0 0 0 0 0 1 0 13 DAYS WITH FREEZING MIN.<= 0 28 20 2 0 0 0 0 0 0 0 6 6 62 TEMPERATURE RECORDS LOWEST(C) -14.2 -8.0 -0.6 3.4 5.4 9.0 15.4 16.2 11.2 8.4 -5.0 -3.4 -14.2 DAY 29 1 12 14 6 13 19 31 24 8 20 17 MAXIMUM AIR TEMPERATURE (C) 7.4 9.2 16.7 22.3 26.4 33.2 35.9 36.3 31.0 24.9 15.4 11.5 22.5 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 7 25 31 31 21 0 0 0 115 DAYS WITH MAXIMUM TEMP. <= 0 4 0 0 0 0 0 0 0 0 0 0 0 4 TEMPERATURE RECORDS HIGHEST(C) 14.0 17.0 22.8 26.4 32.0 37.8 38.6 38.7 34.6 29.2 24.6 15.8 38.7 DAY 14 28 31 25 15 23 24 5 3 5 5 29 DIF. BETWEEN (MAX.-MIN.) (C) 10.6 10.8 12.8 14.5 15.1 18.2 17.2 16.8 17.0 13.2 11.5 8.8 13.9 MEAN DAILY TEMP. (MDT) (C) 2.1 3.8 10.3 15.1 18.8 24.1 27.3 27.9 22.5 18.3 9.7 7.1 15.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 12.9 101.9 194.9 213.9 49.5 0.5 0.0 0.0 573.8 HEATING DEG. DAYS(BASE 18 0C) 492.5 396.7 239.5 91.2 30.6 1.0 0.0 0.0 0.0 17.3 250.0 339.4 1858.3 DEWPOINT (MEAN C) -5.9 -4.9 -1.8 -2.0 -0.0 -0.5 2.0 1.2 0.5 -0.5 -2.9 -1.1 -1.3 MIXING RATIO (G/KG) 3.06 3.28 4.16 4.15 4.75 4.70 5.53 5.19 4.91 4.66 3.93 4.42 4.40 VAPOUR PRESSURE (HPA) 4.10 4.39 5.56 5.55 6.33 6.24 7.34 6.91 6.57 6.24 5.27 5.92 5.87 SATURATION DEF. (HPA) 3.01 3.71 7.20 12.45 17.10 26.52 31.55 33.12 21.91 14.88 7.07 4.21 15.23 RELATIVE HUMIDITY (MEAN %) 64 59 49 36 32 23 21 19 26 33 49 62 39 RELATIVE HUMIDITY (MAX. %) 80 80 69 57 49 39 35 29 40 49 71 81 57 RELATIVE HUMIDITY (MIN. %) 45 37 29 17 18 11 11 11 15 19 28 44 24 RELATIVE HUMIDITY (MEAN% 03UTC) 74 74 64 54 47 36 34 29 38 44 61 73 52 RELATIVE HUMIDITY (MEAN% 09UTC) 56 53 39 24 23 17 16 15 20 25 38 56 32 RELATIVE HUMIDITY (MEAN% 15UTC) 55 45 36 24 22 16 13 13 19 28 46 56 31 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 21.6 56.7 51.2 18.2 21.2 27.0 0.2 0.0 1.0 10.1 76.2 104.0 387.4 DAYS WITH PRECIPITATION >=10 0 2 2 0 1 1 0 0 0 0 2 2 10 DAYS WITH PRECIPITATION >= 5 2 3 3 2 2 1 0 0 0 0 2 5 20 DAYS WITH PRECIPITATION >= 1 6 5 4 3 2 2 0 0 0 3 4 8 37 DAYS WITH PRECIPITATION 6 9 8 7 4 2 1 0 2 7 11 13 70 GREATEST DAILY PRECIPITATION 8.2 22.0 26.0 8.0 12.0 24.0 0.2 0.0 0.7 3.2 44.0 40.0 44.0 DAY 19 18 25 9 4 12 19 ** 23 22 18 4 DAY WITH THUNDER STORM 0 0 1 0 1 1 1 0 3 2 3 2 14 DAYS WITH SNOW OR SLEET 4 5 0 0 0 0 0 0 0 0 1 2 12 DAYS WITH DUST 0 1 0 5 3 0 3 1 0 0 0 0 13 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 7.6 12.3 9.6 12.2 11.4 9.1 10.3 7.7 9.1 11.2 12.2 11.8 10.6 PREVAILING WIND PERCENT 15.7 26.3 21.4 25.4 23.4 20.4 25.4 23.4 24.6 33.9 27.5 36.3 25.3 CALMS PERCENT OF WIND 35.5 24.1 20.2 18.3 14.1 13.8 17.7 21.8 20.8 14.1 24.6 15.7 20.0 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 184 177 184 190 214 246 198 249 202 180 171 167 186 VECTOR WIND MAGNITUDE(KNOTS) 0.7 3.5 1.6 3.0 2.4 1.0 1.3 0.9 1.0 4.0 3.6 5.3 2.2 WIND STEADINESES (MEAN %) 14.9 48.6 22.2 38.0 27.9 14.1 17.1 14.3 15.2 47.1 48.6 61.6 30.1 WIND SPEED (MEAN KNOTS) 4.7 7.2 7.2 7.9 8.6 7.1 7.6 6.3 6.6 8.5 7.4 8.6 7.3 FASTEST WIND DIRECTION 60 180 180 320 320 150 320 70 60 220 180 220 180 FASTEST WIND SPEED (KNOTS) 23 35 39 35 39 27 35 29 27 33 35 33 39 DAY 26 14 3 19 3 12 21 16 19 30 22 20 DAYS WITH SKY CLEAR (0-2)/8 17 14 16 14 19 27 28 29 27 20 17 12 240 DAYS WITH P.CLOUDY (3-6)/8 10 9 9 15 9 2 3 2 3 11 8 12 93 DAYS WITH CLOUDY (7-8)/8 4 5 6 1 3 1 0 0 0 0 5 7 32 DAYS WITH VISIBILITY =< 2 KM 4 3 0 0 1 0 0 0 0 0 0 2 10 DURATION OF SUNSHINE HOURS 204.3 205.9 247.7 281.0 316.6 368.4 358.2 351.5 307.6 273.8 209.8 169.4 3294.2 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.3 837.4 837.3 837.4 835.4 833.0 832.3 835.6 838.0 839.9 840.1 840.4 837.2 MAX. QFE PRESSURE IN HPA 844.1 843.8 846.3 845.2 841.2 839.2 838.3 840.0 844.8 846.1 846.7 846.6 846.7 DAY-HOUR 29- 6 28- 6 1- 6 1- 6 16-18 2- 6 28- 6 15- 6 23- 6 10- 6 14- 6 28- 6 MIN. QFE PRESSURE IN HPA 832.9 824.0 826.1 831.5 829.7 828.3 826.3 831.4 833.1 834.4 825.2 831.4 824.0 DAY-HOUR 26-12 21-12 25-15 26- 9 9- 0 17-12 17-15 24-12 5-15 1-12 18-12 5- 0 MEAN QNH PRESSURE IN HPA 1021.2 1019.0 1018.9 1019.0 1016.7 1013.8 1013.1 1016.8 1019.7 1022.0 1022.1 1022.5 1018.7 MAX. QNH PRESSURE IN HPA 1026.9 1026.5 1029.4 1028.1 1023.5 1021.1 1020.1 1022.1 1027.7 1029.2 1029.9 1029.8 1029.9 DAY-HOUR 29- 6 28- 6 1- 6 1- 6 16-18 2- 6 28- 6 15- 6 23- 6 10- 6 14- 6 28- 6 MIN. QNH PRESSURE IN HPA 1013.7 1003.3 1005.7 1012.1 1010.0 1008.3 1006.0 1012.0 1014.0 1015.5 1004.7 1012.0 1003.3 DAY-HOUR 26-12 21-12 25-15 26- 9 9- 0 17-12 17-15 24-12 5-15 1-12 18-12 5- 0 MEAN QFF PRESSURE IN HPA 1023.4 1019.7 1014.9 1011.6 1006.5 1000.3 997.5 1001.0 1007.5 1012.7 1018.7 1020.8 1011.2 MAX. QFF PRESSURE IN HPA 1038.7 1030.2 1027.6 1021.3 1017.6 1011.1 1004.7 1006.5 1018.7 1021.6 1032.3 1031.8 1038.7 DAY-HOUR 29- 6 1- 6 1- 6 1- 6 5- 9 13- 3 29- 3 15- 3 23- 3 28- 6 20- 6 22- 6 MIN. QFF PRESSURE IN HPA 1013.0 1001.0 1001.3 1000.7 996.7 994.1 990.0 996.0 999.3 1003.8 1001.9 1010.6 990.0 DAY-HOUR 4- 0 21-12 25- 3 26- 9 30- 0 29-12 17-12 24-12 5-12 1-12 18-12 20-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 839.1 837.4 837.2 837.4 835.3 833.2 832.6 835.8 838.1 839.9 840.0 840.4 837.2 MAX. QFE PRESSURE IN HPA 842.8 842.9 843.8 844.5 840.1 838.6 837.1 838.4 844.7 844.4 845.5 845.3 845.5 DAY 31 13 1 2 17 2 28 15 23 10 15 28 MIN. QFE PRESSURE IN HPA 834.4 827.9 827.2 832.4 829.7 828.6 828.4 832.6 835.0 837.2 829.9 831.4 827.2 DAY 24 21 25 9 9 18 18 25 14 1 18 5 MEAN QNH PRESSURE IN HPA 1021.1 1019.0 1018.8 1019.0 1016.5 1014.0 1013.3 1017.1 1019.8 1022.0 1022.0 1022.5 1018.8 MAX. QNH PRESSURE IN HPA 1025.3 1025.5 1026.5 1027.3 1022.2 1020.4 1018.6 1020.2 1027.6 1027.2 1028.5 1028.3 1028.5 DAY 31 13 1 2 17 2 28 15 23 10 15 28 MIN. QNH PRESSURE IN HPA 1015.5 1007.9 1007.0 1013.1 1010.0 1008.7 1008.4 1013.4 1016.2 1018.8 1010.2 1012.0 1007.0 DAY 24 21 25 9 9 18 18 25 14 1 18 5 MEAN QFF PRESSURE IN HPA 1022.2 1019.0 1014.3 1011.2 1006.2 1000.4 997.6 1000.7 1007.0 1012.0 1017.8 1020.2 1010.7 MAX. QFF PRESSURE IN HPA 1035.3 1028.1 1023.0 1020.2 1014.3 1008.9 1002.7 1004.3 1017.3 1018.6 1029.4 1027.6 1035.3 DAY 29 13 1 2 6 2 30 14 23 28 20 18 MIN. QFF PRESSURE IN HPA 1013.0 1004.4 1002.3 1002.8 996.7 994.7 993.1 997.3 1001.4 1007.0 1005.9 1012.5 993.1 DAY 4 21 25 26 30 18 18 25 5 1 18 20 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 839.3 837.6 837.6 837.8 835.8 833.8 833.2 836.6 838.7 840.3 840.3 840.5 837.6 MAX. QFE PRESSURE IN HPA 842.8 842.9 845.1 843.8 839.4 839.1 838.0 839.4 844.6 845.0 845.5 845.4 845.5 DAY 29 13 1 2 17 2 28 15 23 10 15 28 MIN. QFE PRESSURE IN HPA 833.9 827.2 826.4 832.4 830.6 829.3 828.4 833.2 835.4 837.2 828.4 831.4 826.4 DAY 26 21 25 26 9 17 18 27 5 1 18 5 MEAN QNH PRESSURE IN HPA 1021.2 1019.3 1019.2 1019.4 1017.1 1014.7 1014.1 1018.0 1020.6 1022.4 1022.4 1022.6 1019.3 MAX. QNH PRESSURE IN HPA 1025.3 1025.5 1028.0 1026.5 1021.4 1021.0 1019.7 1021.4 1027.4 1027.9 1028.5 1028.4 1028.5 DAY 29 13 1 2 17 2 28 15 23 10 15 28 MIN. QNH PRESSURE IN HPA 1014.9 1007.0 1006.1 1013.1 1011.0 1009.5 1008.4 1014.1 1016.7 1018.8 1008.4 1012.0 1006.1 DAY 26 21 25 26 9 17 18 27 5 1 18 5 MEAN QFF PRESSURE IN HPA 1023.7 1020.5 1015.8 1012.6 1007.6 1001.9 999.2 1003.0 1009.5 1014.1 1020.0 1021.4 1012.4 MAX. QFF PRESSURE IN HPA 1036.7 1029.5 1025.9 1020.2 1013.9 1011.1 1004.7 1006.5 1018.7 1020.2 1031.8 1029.3 1036.7 DAY 29 1 1 2 1 13 29 15 23 28 20 18 MIN. QFF PRESSURE IN HPA 1014.2 1004.5 1001.3 1002.5 997.3 996.4 994.2 999.7 1003.5 1008.0 1005.8 1013.6 994.2 DAY 19 21 25 26 30 17 18 24 5 1 18 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 840.4 838.6 838.6 838.5 836.4 834.1 833.4 837.0 839.4 841.3 841.3 841.5 838.4 MAX. QFE PRESSURE IN HPA 844.1 843.8 846.3 845.2 840.6 839.2 838.3 840.0 844.8 846.1 846.7 846.6 846.7 DAY 29 28 1 1 16 2 28 15 23 10 14 28 MIN. QFE PRESSURE IN HPA 835.2 827.3 827.5 832.3 831.3 829.8 828.5 833.7 835.6 837.4 827.8 832.9 827.3 DAY 26 21 25 26 30 17 18 27 6 1 18 5 MEAN QNH PRESSURE IN HPA 1022.5 1020.4 1020.4 1020.3 1017.8 1015.1 1014.3 1018.5 1021.3 1023.6 1023.6 1023.9 1020.2 MAX. QNH PRESSURE IN HPA 1026.9 1026.5 1029.4 1028.1 1022.8 1021.1 1020.1 1022.1 1027.7 1029.2 1029.9 1029.8 1029.9 DAY 29 28 1 1 16 2 28 15 23 10 14 28 MIN. QNH PRESSURE IN HPA 1016.4 1007.2 1007.4 1013.0 1011.8 1010.1 1008.6 1014.7 1016.9 1019.0 1007.7 1013.7 1007.2 DAY 26 21 25 26 30 17 18 27 6 1 18 5 MEAN QFF PRESSURE IN HPA 1025.6 1021.9 1017.0 1013.0 1007.8 1001.6 998.5 1003.0 1009.4 1014.7 1020.6 1022.7 1013.0 MAX. QFF PRESSURE IN HPA 1038.7 1030.2 1027.6 1021.3 1015.7 1010.3 1003.6 1006.4 1018.4 1021.6 1032.3 1031.8 1038.7 DAY 29 1 1 1 5 13 28 15 23 28 20 22 MIN. QFF PRESSURE IN HPA 1016.9 1005.6 1004.2 1001.6 998.2 996.1 993.1 999.0 1002.8 1008.6 1005.3 1012.3 993.1 DAY 4 21 25 26 30 6 18 27 5 1 18 20 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 839.7 838.0 837.8 837.5 835.7 833.1 832.3 835.9 838.1 839.9 840.2 840.5 837.4 MAX. QFE PRESSURE IN HPA 843.3 843.1 845.1 844.8 840.1 838.4 836.9 838.8 842.8 844.4 845.9 845.0 845.9 DAY 30 9 1 1 5 3 28 14 23 10 14 28 MIN. QFE PRESSURE IN HPA 834.4 825.5 827.0 831.5 831.3 829.1 828.0 832.2 834.5 835.6 827.0 832.6 825.5 DAY 26 21 25 26 30 17 17 24 5 1 18 5 MEAN QNH PRESSURE IN HPA 1021.8 1019.7 1019.4 1019.2 1017.0 1013.9 1013.1 1017.2 1019.8 1022.0 1022.3 1022.7 1019.0 MAX. QNH PRESSURE IN HPA 1025.9 1025.7 1028.0 1027.7 1022.2 1020.2 1018.4 1020.6 1025.3 1027.2 1029.0 1027.9 1029.0 DAY 30 9 1 1 5 3 28 14 23 10 14 28 MIN. QNH PRESSURE IN HPA 1015.5 1005.0 1006.8 1012.1 1011.8 1009.3 1008.0 1012.9 1015.6 1016.9 1006.8 1013.4 1005.0 DAY 26 21 25 26 30 17 17 24 5 1 18 5 MEAN QFF PRESSURE IN HPA 1023.6 1020.0 1015.1 1011.1 1006.5 1000.1 997.0 1000.8 1006.8 1012.1 1018.3 1020.6 1011.0 MAX. QFF PRESSURE IN HPA 1036.6 1028.3 1025.3 1019.7 1017.6 1007.6 1002.0 1004.9 1014.6 1017.6 1029.2 1029.0 1036.6 DAY 29 12 1 1 5 2 31 14 23 10 20 22 MIN. QFF PRESSURE IN HPA 1017.0 1003.5 1005.1 1000.7 998.6 994.8 991.2 996.6 1000.2 1005.3 1003.5 1011.0 991.2 DAY 4 21 25 26 30 17 17 24 5 1 18 20 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 838.4 836.3 836.2 836.4 834.6 831.9 831.2 834.4 836.6 838.7 839.0 839.5 836.1 MAX. QFE PRESSURE IN HPA 842.3 841.6 843.0 843.5 838.9 836.8 835.6 837.4 840.8 842.3 844.9 843.9 844.9 DAY 30 12 1 1 16 3 28 14 22 9 14 9 MIN. QFE PRESSURE IN HPA 832.9 824.0 826.4 831.8 830.5 828.3 826.6 831.4 833.3 834.4 825.2 832.4 824.0 DAY 26 21 25 12 3 17 17 24 5 1 18 5 MEAN QNH PRESSURE IN HPA 1020.1 1017.7 1017.6 1017.8 1015.7 1012.5 1011.7 1015.5 1018.0 1020.5 1020.9 1021.4 1017.5 MAX. QNH PRESSURE IN HPA 1024.7 1023.9 1025.6 1026.2 1020.8 1018.3 1016.9 1019.0 1023.0 1024.7 1027.8 1026.6 1027.8 DAY 30 12 1 1 16 3 28 14 22 9 14 9 MIN. QNH PRESSURE IN HPA 1013.7 1003.3 1006.1 1012.4 1010.9 1008.3 1006.3 1012.0 1014.2 1015.5 1004.7 1013.1 1003.3 DAY 26 21 25 12 3 17 17 24 5 1 18 5 MEAN QFF PRESSURE IN HPA 1021.4 1017.6 1013.1 1010.2 1005.4 998.8 995.9 999.1 1005.2 1010.7 1016.7 1019.1 1009.4 MAX. QFF PRESSURE IN HPA 1033.8 1026.3 1021.5 1019.1 1015.6 1006.8 1001.0 1003.2 1012.5 1016.5 1027.4 1027.5 1033.8 DAY 29 12 1 1 5 1 30 14 23 27 20 22 MIN. QFF PRESSURE IN HPA 1014.4 1001.0 1003.5 1003.0 998.1 994.1 990.0 996.0 999.3 1003.8 1001.9 1010.6 990.0 DAY 3 21 24 26 29 29 17 24 5 1 18 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.6 836.5 836.3 836.6 834.4 831.8 830.9 834.0 836.7 839.1 839.6 840.0 836.2 MAX. QFE PRESSURE IN HPA 843.1 842.0 842.8 843.5 840.0 836.0 835.5 836.8 842.1 842.0 845.3 844.3 845.3 DAY 30 12 1 1 16 3 28 14 22 9 14 9 MIN. QFE PRESSURE IN HPA 833.3 826.1 826.1 831.9 829.9 828.4 826.3 831.4 833.1 835.2 826.7 833.4 826.1 DAY 19 21 25 12 29 16 17 24 5 1 18 5 MEAN QNH PRESSURE IN HPA 1020.4 1017.9 1017.7 1018.0 1015.5 1012.4 1011.4 1015.0 1018.2 1020.9 1021.6 1022.0 1017.6 MAX. QNH PRESSURE IN HPA 1025.7 1024.4 1025.3 1026.2 1022.1 1017.4 1016.8 1018.3 1024.5 1024.4 1028.3 1027.1 1028.3 DAY 30 12 1 1 16 3 28 14 22 9 14 9 MIN. QNH PRESSURE IN HPA 1014.2 1005.7 1005.7 1012.6 1010.2 1008.4 1006.0 1012.0 1014.0 1016.4 1006.5 1014.3 1005.7 DAY 19 21 25 12 29 16 17 24 5 1 18 5 MEAN QFF PRESSURE IN HPA 1022.9 1018.9 1014.1 1011.3 1006.0 999.5 996.5 1000.0 1007.0 1012.7 1019.1 1020.8 1010.7 MAX. QFF PRESSURE IN HPA 1035.2 1028.3 1022.6 1020.2 1012.5 1010.6 1001.4 1003.4 1016.0 1019.3 1029.3 1029.5 1035.2 DAY 29 12 3 1 5 12 28 14 22 27 20 22 MIN. QFF PRESSURE IN HPA 1015.5 1005.0 1002.7 1004.1 997.7 994.9 991.3 997.1 1001.2 1006.7 1004.8 1012.9 991.3 DAY 19 21 24 26 29 16 17 24 5 1 18 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 839.4 837.5 837.3 837.7 835.5 832.9 832.4 835.3 838.1 840.1 840.2 840.5 837.2 MAX. QFE PRESSURE IN HPA 843.5 843.2 843.6 844.5 841.2 837.8 836.6 837.9 844.2 843.6 846.0 844.8 846.0 DAY 30 28 1 1 16 1 28 10 23 9 14 9 MIN. QFE PRESSURE IN HPA 834.2 827.9 826.7 832.9 830.4 829.2 827.5 832.6 834.7 837.2 828.6 833.9 826.7 DAY 3 21 25 12 29 16 17 24 5 1 18 4 MEAN QNH PRESSURE IN HPA 1021.3 1019.1 1018.9 1019.3 1016.8 1013.8 1013.1 1016.6 1019.8 1022.2 1022.3 1022.6 1018.8 MAX. QNH PRESSURE IN HPA 1026.2 1025.8 1026.3 1027.3 1023.5 1019.5 1018.1 1019.6 1027.0 1026.3 1029.1 1027.7 1029.1 DAY 30 28 1 1 16 1 28 10 23 9 14 9 MIN. QNH PRESSURE IN HPA 1015.3 1007.9 1006.5 1013.7 1010.8 1009.4 1007.4 1013.4 1015.8 1018.8 1008.7 1014.9 1006.5 DAY 3 21 25 12 29 16 17 24 5 1 18 4 MEAN QFF PRESSURE IN HPA 1024.5 1020.3 1015.4 1012.0 1006.7 1000.3 997.4 1001.2 1008.0 1013.4 1019.3 1021.4 1011.7 MAX. QFF PRESSURE IN HPA 1036.3 1029.3 1024.2 1020.8 1015.4 1009.5 1001.8 1004.5 1017.9 1021.2 1029.1 1030.1 1036.3 DAY 28 12 1 1 5 12 28 31 23 27 19 22 MIN. QFF PRESSURE IN HPA 1014.2 1008.3 1003.4 1005.0 997.1 995.5 991.8 998.7 1001.5 1008.9 1007.0 1014.1 991.8 DAY 3 21 24 12 29 16 17 23 5 6 18 5 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 839.4 837.7 837.4 837.7 835.6 833.3 832.9 835.7 838.3 840.2 840.1 840.6 837.4 MAX. QFE PRESSURE IN HPA 843.5 843.6 843.8 844.5 840.4 838.6 837.1 838.4 843.3 844.1 846.0 845.3 846.0 DAY 30 28 1 1 16 1 27 14 23 9 14 27 MIN. QFE PRESSURE IN HPA 834.0 828.2 827.2 832.8 830.4 829.2 828.4 832.6 835.0 837.6 830.2 833.2 827.2 DAY 23 21 25 8 8 16 17 24 13 18 18 4 MEAN QNH PRESSURE IN HPA 1021.3 1019.3 1019.0 1019.4 1016.8 1014.3 1013.7 1017.0 1020.0 1022.3 1022.1 1022.7 1019.0 MAX. QNH PRESSURE IN HPA 1026.2 1026.3 1026.5 1027.3 1022.5 1020.4 1018.6 1020.2 1025.9 1026.9 1029.1 1028.3 1029.1 DAY 30 28 1 1 16 1 27 14 23 9 14 27 MIN. QNH PRESSURE IN HPA 1015.0 1008.2 1007.0 1013.6 1010.8 1009.4 1008.4 1013.4 1016.2 1019.2 1010.6 1014.1 1007.0 DAY 23 21 25 8 8 16 17 24 13 18 18 4 MEAN QFF PRESSURE IN HPA 1023.4 1019.6 1014.6 1011.3 1006.2 1000.4 997.8 1000.6 1007.2 1012.5 1018.1 1020.6 1011.0 MAX. QFF PRESSURE IN HPA 1035.2 1028.7 1023.7 1019.7 1015.8 1009.2 1003.0 1004.9 1015.4 1018.9 1029.7 1028.2 1035.2 DAY 28 12 11 1 5 1 31 14 23 27 19 17 MIN. QFF PRESSURE IN HPA 1015.8 1007.7 1005.1 1004.5 997.5 995.3 992.5 997.5 1001.9 1006.2 1006.6 1014.4 992.5 DAY 23 20 24 8 29 16 17 24 4 6 17 11 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2002 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.6 4.7 9.1 12.2 17.8 24.0 27.1 27.1 23.4 17.8 8.4 3.4 14.7 MINIMUN AIR TEMPERATURE (C) -2.2 -0.5 3.0 7.2 9.8 14.6 17.8 17.5 13.9 10.7 3.5 -0.4 7.9 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 0 0 0 0 0 0 0 DAYS WITH MINIMUM TEMP. <=-4 14 4 0 0 0 0 0 0 0 0 0 7 25 DAYS WITH FREEZING MIN.<= 0 22 19 8 0 0 0 0 0 0 0 7 18 74 TEMPERATURE RECORDS LOWEST(C) -9.2 -5.2 -3.4 0.8 5.4 8.8 15.2 14.4 10.8 6.4 -1.0 -9.8 -9.8 DAY 26 1 1 1 3 7 4 30 18 23 22 14 MAXIMUM AIR TEMPERATURE (C) 6.4 10.7 16.2 17.6 25.9 32.1 35.6 36.1 32.8 25.8 14.6 8.1 21.8 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 6 26 31 31 30 1 0 0 125 DAYS WITH MAXIMUM TEMP. <= 0 0 1 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 12.6 15.2 21.2 27.6 31.2 35.2 38.2 39.6 36.5 30.4 22.0 15.4 39.6 DAY 4 26 13 28 30 17 20 11 2 2 11 9 DIF. BETWEEN (MAX.-MIN.) (C) 8.6 11.2 13.2 10.4 16.1 17.5 17.8 18.6 18.9 15.1 11.1 8.5 13.9 MEAN DAILY TEMP. (MDT) (C) 2.1 5.1 9.6 12.4 17.8 23.4 26.7 26.8 23.4 18.3 9.0 3.9 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.2 6.0 73.7 175.7 180.4 71.1 4.3 0.0 0.0 511.5 HEATING DEG. DAYS(BASE 18 0C) 492.1 361.3 261.1 175.1 43.6 0.0 0.0 0.0 0.0 36.7 268.7 438.5 2077.1 DEWPOINT (MEAN C) -4.6 -4.9 -4.4 2.2 -0.3 -0.4 1.8 0.8 -2.2 -0.6 0.3 -3.0 -1.3 MIXING RATIO (G/KG) 3.38 3.27 3.67 5.55 4.64 4.58 5.40 4.98 3.97 4.47 4.85 3.84 4.38 VAPOUR PRESSURE (HPA) 4.53 4.39 4.90 7.39 6.19 6.10 7.17 6.62 5.32 6.00 6.50 5.13 5.85 SATURATION DEF. (HPA) 2.62 4.55 7.32 7.55 15.59 25.30 30.47 31.21 25.22 15.49 5.01 3.03 14.45 RELATIVE HUMIDITY (MEAN %) 66 55 45 56 34 22 21 19 19 31 60 66 41 RELATIVE HUMIDITY (MAX. %) 82 74 64 76 55 36 35 31 29 44 79 84 57 RELATIVE HUMIDITY (MIN. %) 46 33 25 37 16 12 11 11 11 19 39 46 26 RELATIVE HUMIDITY (MEAN% 03UTC) 74 71 58 70 50 35 35 30 28 41 74 74 53 RELATIVE HUMIDITY (MEAN% 09UTC) 56 44 36 44 22 15 16 15 15 25 51 56 33 RELATIVE HUMIDITY (MEAN% 15UTC) 64 45 36 46 23 14 13 13 15 27 53 62 34 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 52.1 28.0 72.1 106.8 2.0 0.0 0.0 0.0 0.0 3.2 39.0 40.5 343.7 DAYS WITH PRECIPITATION >=10 1 1 2 4 0 0 0 0 0 0 2 1 11 DAYS WITH PRECIPITATION >= 5 3 3 6 8 0 0 0 0 0 0 4 3 27 DAYS WITH PRECIPITATION >= 1 11 3 9 12 1 0 0 0 0 1 6 7 50 DAYS WITH PRECIPITATION 13 6 12 16 1 0 0 0 0 2 7 14 71 GREATEST DAILY PRECIPITATION 20.0 10.0 19.0 24.0 2.0 0.0 0.0 0.0 0.0 3.0 10.0 13.1 24.0 DAY 7 13 22 19 4 ** ** ** ** 30 1 21 DAY WITH THUNDER STORM 1 0 3 3 0 0 0 0 0 1 0 2 10 DAYS WITH SNOW OR SLEET 8 3 0 0 0 0 0 0 0 0 0 6 17 DAYS WITH DUST 0 0 1 2 1 0 0 0 0 0 0 0 4 WIND DIRECTION (PREVAILING) 180 180 180 180 360 360 180 180 180 180 315 180 180 PREVAILING WIND SPEED(KNOTS) 12.4 13.4 13.2 13.1 7.2 7.9 10.3 9.9 9.0 8.7 8.2 12.3 11.6 PREVAILING WIND PERCENT 23.8 26.8 29.8 27.9 20.2 17.9 22.2 24.6 20.8 17.7 17.9 25.8 22.1 CALMS PERCENT OF WIND 21.0 20.1 17.3 20.0 27.0 22.9 25.4 23.4 27.1 32.3 32.5 25.0 24.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 177 198 169 184 218 234 214 195 251 215 307 171 192 VECTOR WIND MAGNITUDE(KNOTS) 3.4 2.3 3.7 4.1 2.3 1.7 1.4 1.4 0.8 0.9 0.4 4.1 2.0 WIND STEADINESES (MEAN %) 43.0 27.1 43.5 48.2 29.9 22.4 21.5 20.6 14.0 18.0 7.4 52.6 27.8 WIND SPEED (MEAN KNOTS) 7.9 8.5 8.5 8.5 7.7 7.6 6.5 6.8 5.7 5.0 5.4 7.8 7.2 FASTEST WIND DIRECTION 190 200 180 180 180 220 10 30 310 190 120 180 180 FASTEST WIND SPEED (KNOTS) 31 31 43 29 47 23 39 21 35 25 19 33 47 DAY 28 27 27 25 24 6 30 13 22 21 12 21 DAYS WITH SKY CLEAR (0-2)/8 13 15 15 8 20 28 30 31 29 23 14 7 233 DAYS WITH P.CLOUDY (3-6)/8 10 8 10 10 10 2 1 0 1 6 13 16 87 DAYS WITH CLOUDY (7-8)/8 8 5 6 12 1 0 0 0 0 2 3 8 45 DAYS WITH VISIBILITY =< 2 KM 3 1 1 1 0 0 0 0 0 0 0 2 8 DURATION OF SUNSHINE HOURS 171.5 204.8 232.9 154.4 317.8 364.4 367.3 370.3 322.0 248.7 207.3 138.6 3100.0 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.6 839.2 837.4 835.6 836.1 834.4 833.9 833.7 838.7 841.0 841.2 837.8 837.3 MAX. QFE PRESSURE IN HPA 847.1 848.9 848.0 843.6 841.0 839.0 837.6 839.0 844.4 846.6 848.2 845.9 848.9 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 17- 6 25- 6 30- 6 31- 6 21- 6 10- 6 18- 6 3- 6 MIN. QFE PRESSURE IN HPA 829.3 831.2 828.4 825.7 831.1 828.8 828.6 829.1 833.6 835.3 835.4 824.0 824.0 DAY-HOUR 11-18 25- 3 28-15 3- 9 4-12 20-12 24-15 17-12 10-12 21-12 13-12 21-12 MEAN QNH PRESSURE IN HPA 1020.4 1021.1 1019.0 1016.9 1017.5 1015.5 1014.9 1014.6 1020.6 1023.2 1023.5 1019.5 1018.9 MAX. QNH PRESSURE IN HPA 1030.4 1032.5 1031.4 1026.3 1023.2 1020.9 1019.2 1020.9 1027.2 1029.8 1031.7 1029.0 1032.5 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 17- 6 25- 6 30- 6 31- 6 21- 6 10- 6 18- 6 3- 6 MIN. QNH PRESSURE IN HPA 1009.5 1011.7 1008.4 1005.3 1011.6 1008.9 1008.7 1009.3 1014.5 1016.5 1016.7 1003.3 1003.3 DAY-HOUR 11-18 25- 3 28-15 3- 9 4-12 20-12 24-15 17-12 10-12 21-12 13-12 21-12 MEAN QFF PRESSURE IN HPA 1022.3 1020.9 1015.6 1011.2 1008.2 1002.2 999.7 999.5 1007.9 1014.0 1020.5 1020.0 1011.8 MAX. QFF PRESSURE IN HPA 1037.3 1034.8 1030.7 1024.5 1015.3 1009.8 1004.7 1008.4 1015.9 1021.0 1030.3 1035.4 1037.3 DAY-HOUR 26- 6 6- 6 11- 6 1- 6 17- 6 4- 6 30- 3 31- 6 21- 6 26- 6 19- 6 14- 6 MIN. QFF PRESSURE IN HPA 1008.0 1006.2 1003.1 1000.4 1001.2 995.9 992.6 992.6 1000.9 1007.2 1009.3 1001.0 992.6 DAY-HOUR 7-18 25- 0 28-15 3- 9 19-21 20-18 24-12 14-12 10-12 14-12 12- 0 21-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.6 839.0 837.2 835.5 835.9 834.5 834.1 833.8 838.8 840.9 841.2 837.8 837.3 MAX. QFE PRESSURE IN HPA 845.6 847.2 845.7 841.4 839.5 838.0 836.8 837.6 842.6 844.7 847.0 844.9 847.2 DAY 26 6 12 1 18 25 30 30 22 10 19 30 MIN. QFE PRESSURE IN HPA 831.4 831.4 831.1 828.5 832.7 830.0 830.2 830.9 835.5 836.7 836.2 828.2 828.2 DAY 8 25 28 4 20 20 24 7 11 30 13 21 MEAN QNH PRESSURE IN HPA 1020.4 1020.8 1018.8 1016.7 1017.2 1015.6 1015.1 1014.8 1020.7 1023.1 1023.5 1019.5 1018.9 MAX. QNH PRESSURE IN HPA 1028.6 1030.5 1028.7 1023.7 1021.5 1019.7 1018.3 1019.2 1025.1 1027.6 1030.3 1027.8 1030.5 DAY 26 6 12 1 18 25 30 30 22 10 19 30 MIN. QNH PRESSURE IN HPA 1012.0 1012.0 1011.6 1008.6 1013.5 1010.3 1010.6 1011.4 1016.8 1018.2 1017.6 1008.2 1008.2 DAY 8 25 28 4 20 20 24 7 11 30 13 21 MEAN QFF PRESSURE IN HPA 1021.6 1020.1 1014.8 1010.9 1007.8 1002.3 999.8 999.1 1007.4 1013.0 1019.8 1019.5 1011.3 MAX. QFF PRESSURE IN HPA 1033.5 1032.3 1026.3 1022.1 1013.3 1007.6 1003.3 1005.6 1012.2 1017.8 1028.0 1030.7 1033.5 DAY 26 6 11 1 17 8 3 31 21 31 19 14 MIN. QFF PRESSURE IN HPA 1009.1 1006.2 1003.9 1002.4 1001.6 996.0 994.8 994.7 1003.1 1007.8 1009.3 1007.0 994.7 DAY 8 25 28 29 20 19 24 15 6 30 12 21 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.6 839.3 837.7 835.6 836.4 835.3 834.8 834.5 839.5 841.4 841.5 837.7 837.7 MAX. QFE PRESSURE IN HPA 845.7 848.0 847.1 842.9 840.3 838.4 837.3 838.3 843.2 845.3 846.9 844.6 848.0 DAY 27 6 11 1 17 25 29 31 22 10 18 3 MIN. QFE PRESSURE IN HPA 832.2 831.2 831.4 828.2 833.1 830.6 830.2 831.0 836.0 837.3 836.5 827.4 827.4 DAY 8 25 28 3 4 21 24 17 11 30 13 21 MEAN QNH PRESSURE IN HPA 1020.4 1021.2 1019.4 1016.9 1017.9 1016.5 1016.0 1015.6 1021.4 1023.7 1023.8 1019.4 1019.3 MAX. QNH PRESSURE IN HPA 1028.7 1031.4 1030.4 1025.5 1022.4 1020.2 1018.9 1020.1 1025.8 1028.3 1030.1 1027.4 1031.4 DAY 27 6 11 1 17 25 29 31 22 10 18 3 MIN. QNH PRESSURE IN HPA 1012.9 1011.7 1012.0 1008.2 1014.0 1011.0 1010.6 1011.5 1017.4 1018.9 1017.9 1007.3 1007.3 DAY 8 25 28 3 4 21 24 17 11 30 13 21 MEAN QFF PRESSURE IN HPA 1022.9 1021.8 1016.5 1011.7 1009.0 1003.9 1001.4 1001.3 1009.8 1015.4 1021.6 1020.5 1013.0 MAX. QFF PRESSURE IN HPA 1035.4 1034.2 1030.4 1023.6 1014.8 1009.2 1004.7 1008.3 1014.7 1019.8 1030.1 1033.8 1035.4 DAY 26 6 11 1 17 4 30 31 21 31 19 14 MIN. QFF PRESSURE IN HPA 1011.5 1006.7 1005.0 1002.6 1004.0 997.9 996.8 997.1 1005.0 1010.0 1010.6 1006.5 996.8 DAY 8 25 28 3 20 19 24 7 6 30 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.5 840.4 838.7 836.4 837.0 835.6 835.1 835.0 840.2 842.5 842.5 838.9 838.5 MAX. QFE PRESSURE IN HPA 847.1 848.9 848.0 843.6 841.0 839.0 837.6 839.0 844.4 846.6 848.2 845.9 848.9 DAY 26 6 11 1 17 25 30 31 21 10 18 3 MIN. QFE PRESSURE IN HPA 833.6 832.5 831.4 827.8 832.7 830.4 830.2 831.4 836.5 838.6 837.4 827.5 827.5 DAY 8 25 28 3 4 21 24 17 10 21 13 21 MEAN QNH PRESSURE IN HPA 1021.5 1022.5 1020.5 1017.8 1018.5 1016.8 1016.3 1016.1 1022.3 1024.9 1025.0 1020.8 1020.3 MAX. QNH PRESSURE IN HPA 1030.4 1032.5 1031.4 1026.3 1023.2 1020.9 1019.2 1020.9 1027.2 1029.8 1031.7 1029.0 1032.5 DAY 26 6 11 1 17 25 30 31 21 10 18 3 MIN. QNH PRESSURE IN HPA 1014.5 1013.3 1012.0 1007.7 1013.5 1010.8 1010.6 1012.0 1017.9 1020.4 1019.0 1007.4 1007.4 DAY 8 25 28 3 4 21 24 17 10 21 13 21 MEAN QFF PRESSURE IN HPA 1024.0 1023.0 1017.5 1012.5 1009.4 1003.5 1001.1 1001.2 1010.0 1016.2 1022.4 1021.8 1013.5 MAX. QFF PRESSURE IN HPA 1037.3 1034.8 1030.7 1024.5 1015.3 1009.8 1004.1 1008.4 1015.9 1021.0 1030.3 1035.4 1037.3 DAY 26 6 11 1 17 4 30 31 21 26 19 14 MIN. QFF PRESSURE IN HPA 1012.6 1009.5 1005.9 1002.0 1002.1 997.5 995.6 996.8 1004.7 1011.6 1011.2 1005.6 995.6 DAY 8 25 28 3 20 19 24 17 10 14 12 21 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.7 839.6 837.7 835.7 836.3 834.5 834.0 833.8 838.8 841.1 841.4 838.0 837.5 MAX. QFE PRESSURE IN HPA 846.2 847.6 846.6 842.2 840.3 837.3 836.5 837.6 842.7 845.1 847.0 844.7 847.6 DAY 25 6 11 1 17 25 30 31 21 10 18 3 MIN. QFE PRESSURE IN HPA 832.8 831.8 829.7 825.7 831.7 829.8 829.4 830.4 834.7 836.0 836.0 825.1 825.1 DAY 7 25 28 3 4 20 24 17 10 21 13 21 MEAN QNH PRESSURE IN HPA 1020.6 1021.6 1019.4 1017.0 1017.7 1015.6 1015.0 1014.7 1020.7 1023.4 1023.7 1019.7 1019.1 MAX. QNH PRESSURE IN HPA 1029.3 1031.0 1029.8 1024.6 1022.4 1018.9 1017.9 1019.2 1025.2 1028.0 1030.3 1027.6 1031.0 DAY 25 6 11 1 17 25 30 31 21 10 18 3 MIN. QNH PRESSURE IN HPA 1013.6 1012.4 1010.0 1005.3 1012.3 1010.1 1009.6 1010.8 1015.8 1017.4 1017.4 1004.6 1004.6 DAY 7 25 28 3 4 20 24 17 10 21 13 21 MEAN QFF PRESSURE IN HPA 1022.1 1020.8 1015.7 1010.8 1008.1 1002.0 999.3 998.9 1007.3 1013.4 1020.2 1019.8 1011.5 MAX. QFF PRESSURE IN HPA 1035.0 1031.7 1027.2 1021.4 1014.6 1007.8 1002.5 1005.4 1012.3 1017.9 1027.3 1033.1 1035.0 DAY 25 5 11 1 17 7 3 31 21 26 18 14 MIN. QFF PRESSURE IN HPA 1011.5 1007.7 1004.6 1000.4 1002.2 996.3 993.2 994.4 1002.2 1008.6 1009.5 1001.2 993.2 DAY 7 25 27 3 20 20 24 15 10 21 12 21 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.7 838.1 836.3 834.9 835.3 833.3 832.7 832.4 837.4 839.7 840.1 836.8 836.2 MAX. QFE PRESSURE IN HPA 844.7 845.3 844.3 840.7 838.6 836.1 835.0 835.9 841.0 843.5 845.5 843.0 845.5 DAY 25 6 11 1 17 4 30 29 21 10 18 3 MIN. QFE PRESSURE IN HPA 831.0 831.5 828.5 826.5 831.1 828.8 828.9 829.1 833.6 835.3 835.4 824.0 824.0 DAY 7 25 28 3 4 20 24 17 10 21 13 21 MEAN QNH PRESSURE IN HPA 1019.3 1019.8 1017.7 1016.1 1016.6 1014.2 1013.5 1013.2 1019.0 1021.8 1022.2 1018.3 1017.6 MAX. QNH PRESSURE IN HPA 1027.6 1028.3 1027.1 1022.9 1020.4 1017.5 1016.2 1017.2 1023.2 1026.2 1028.5 1025.6 1028.5 DAY 25 6 11 1 17 4 30 29 21 10 18 3 MIN. QNH PRESSURE IN HPA 1011.5 1012.1 1008.6 1006.2 1011.6 1008.9 1009.0 1009.3 1014.5 1016.5 1016.7 1003.3 1003.3 DAY 7 25 28 3 4 20 24 17 10 21 13 21 MEAN QFF PRESSURE IN HPA 1020.5 1018.9 1013.6 1010.2 1007.1 1000.9 998.2 997.5 1005.6 1011.7 1018.5 1018.3 1010.1 MAX. QFF PRESSURE IN HPA 1032.0 1029.1 1023.2 1019.3 1012.0 1006.1 1001.6 1003.5 1010.6 1017.1 1025.7 1031.4 1032.0 DAY 25 1 11 1 17 7 3 30 21 31 29 14 MIN. QFF PRESSURE IN HPA 1008.4 1006.7 1003.5 1002.5 1002.7 996.2 992.6 992.6 1000.9 1007.2 1010.0 1001.0 992.6 DAY 7 25 28 3 19 20 24 14 10 14 12 21 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.2 838.4 836.5 835.0 835.2 833.1 832.6 832.4 837.6 840.0 840.5 837.5 836.4 MAX. QFE PRESSURE IN HPA 845.1 845.3 844.3 840.6 838.6 836.1 835.2 835.9 841.5 843.7 846.1 843.9 846.1 DAY 25 6 11 1 17 4 29 29 21 10 18 29 MIN. QFE PRESSURE IN HPA 830.8 832.7 828.4 827.0 832.2 828.9 828.6 829.1 834.3 835.7 835.9 826.1 826.1 DAY 11 25 28 3 4 20 24 17 9 21 25 21 MEAN QNH PRESSURE IN HPA 1019.9 1020.2 1017.9 1016.2 1016.5 1014.0 1013.3 1013.2 1019.2 1022.1 1022.6 1019.1 1017.9 MAX. QNH PRESSURE IN HPA 1028.0 1028.3 1027.1 1022.8 1020.4 1017.5 1016.4 1017.2 1023.8 1026.4 1029.2 1026.6 1029.2 DAY 25 6 11 1 17 4 29 29 21 10 18 29 MIN. QNH PRESSURE IN HPA 1011.3 1013.5 1008.4 1006.8 1012.9 1009.0 1008.7 1009.3 1015.4 1017.0 1017.2 1005.7 1005.7 DAY 11 25 28 3 4 20 24 17 9 21 25 21 MEAN QFF PRESSURE IN HPA 1022.4 1020.7 1015.0 1010.9 1007.6 1001.3 998.8 998.8 1007.4 1013.8 1020.5 1020.2 1011.5 MAX. QFF PRESSURE IN HPA 1034.6 1031.6 1025.1 1020.2 1012.2 1007.5 1002.4 1005.5 1012.4 1018.5 1028.1 1033.9 1034.6 DAY 25 5 6 1 17 7 29 30 21 31 18 14 MIN. QFF PRESSURE IN HPA 1009.3 1009.0 1003.1 1003.9 1003.3 996.4 994.1 993.5 1003.1 1009.5 1011.5 1005.5 993.5 DAY 7 25 28 3 19 19 22 14 7 21 12 21 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.7 839.4 837.6 836.1 836.4 834.3 833.9 833.8 838.8 841.0 841.3 838.0 837.4 MAX. QFE PRESSURE IN HPA 845.5 846.9 845.3 842.5 839.7 837.9 836.3 837.5 842.9 844.5 847.0 844.9 847.0 DAY 25 5 11 1 17 7 29 29 21 10 18 29 MIN. QFE PRESSURE IN HPA 829.3 832.4 830.8 829.2 833.5 829.2 830.7 831.0 835.0 836.7 836.7 826.9 826.9 DAY 11 13 28 3 12 20 22 6 10 21 25 21 MEAN QNH PRESSURE IN HPA 1020.6 1021.4 1019.2 1017.5 1017.8 1015.4 1014.9 1014.7 1020.6 1023.3 1023.5 1019.7 1019.0 MAX. QNH PRESSURE IN HPA 1028.5 1030.1 1028.3 1025.0 1021.7 1019.6 1017.7 1019.1 1025.5 1027.3 1030.3 1027.8 1030.3 DAY 25 5 11 1 17 7 29 29 21 10 18 29 MIN. QNH PRESSURE IN HPA 1009.5 1013.1 1011.3 1009.4 1014.4 1009.4 1011.1 1011.5 1016.2 1018.2 1018.2 1006.7 1006.7 DAY 11 13 28 3 12 20 22 6 10 21 25 21 MEAN QFF PRESSURE IN HPA 1023.1 1021.8 1016.1 1011.9 1008.6 1002.2 999.7 999.9 1008.3 1014.6 1021.0 1020.7 1012.3 MAX. QFF PRESSURE IN HPA 1035.8 1033.1 1027.0 1020.9 1014.3 1008.8 1003.3 1006.3 1013.5 1019.4 1028.8 1033.6 1035.8 DAY 25 5 11 1 17 7 3 31 20 26 18 14 MIN. QFF PRESSURE IN HPA 1008.0 1010.6 1006.2 1004.8 1002.5 995.9 995.2 995.5 1003.1 1009.7 1011.8 1006.1 995.2 DAY 7 25 28 28 19 20 22 14 10 21 12 21 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.7 839.2 837.7 835.9 836.3 834.6 834.2 834.0 839.0 841.1 841.3 837.9 837.5 MAX. QFE PRESSURE IN HPA 845.8 847.2 845.9 841.4 839.7 838.0 837.0 838.0 842.9 844.7 847.2 844.9 847.2 DAY 25 5 10 1 17 24 29 29 21 10 18 29 MIN. QFE PRESSURE IN HPA 830.5 832.1 831.6 828.9 833.3 830.0 830.7 831.0 834.8 836.9 836.7 828.8 828.8 DAY 11 13 28 3 12 19 23 6 10 21 25 20 MEAN QNH PRESSURE IN HPA 1020.5 1021.1 1019.4 1017.2 1017.7 1015.7 1015.3 1015.0 1020.9 1023.3 1023.5 1019.6 1019.1 MAX. QNH PRESSURE IN HPA 1028.9 1030.5 1029.0 1023.7 1021.7 1019.7 1018.5 1019.7 1025.5 1027.6 1030.5 1027.8 1030.5 DAY 25 5 10 1 17 24 29 29 21 10 18 29 MIN. QNH PRESSURE IN HPA 1010.9 1012.8 1012.2 1009.0 1014.2 1010.3 1011.1 1011.5 1016.0 1018.4 1018.2 1008.9 1008.9 DAY 11 13 28 3 12 19 23 6 10 21 25 20 MEAN QFF PRESSURE IN HPA 1022.1 1020.3 1015.6 1011.0 1008.0 1002.0 999.6 999.3 1007.6 1013.5 1020.1 1019.8 1011.6 MAX. QFF PRESSURE IN HPA 1034.3 1032.1 1026.7 1018.1 1013.5 1008.9 1002.9 1005.6 1012.1 1017.7 1028.3 1031.1 1034.3 DAY 25 5 10 1 16 7 3 29 20 30 18 14 MIN. QFF PRESSURE IN HPA 1008.8 1008.8 1005.6 1003.2 1001.2 996.3 995.0 994.7 1001.9 1008.0 1009.9 1006.8 994.7 DAY 7 24 26 28 19 18 23 14 5 21 11 20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2003 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 2.2 3.7 6.8 13.0 17.6 23.6 27.9 27.9 24.6 19.5 10.0 4.9 15.1 MINIMUN AIR TEMPERATURE (C) -2.0 -0.3 1.8 7.3 10.1 14.7 18.6 18.8 13.6 11.3 3.8 0.6 8.2 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 2 0 1 0 0 6 DAYS WITH MINIMUM TEMP. <=-4 8 6 3 0 0 0 0 0 0 0 0 5 22 DAYS WITH FREEZING MIN.<= 0 25 17 11 0 0 0 0 0 0 0 8 16 77 TEMPERATURE RECORDS LOWEST(C) -8.4 -6.0 -8.4 0.4 4.4 9.0 14.8 16.2 10.2 7.4 -2.4 -6.2 -8.4 DAY 24 6 2 22 2 5 2 24 23 19 23 13 MAXIMUM AIR TEMPERATURE (C) 7.7 8.9 12.6 19.0 25.2 32.0 36.7 36.4 31.6 25.3 14.8 8.8 21.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 24 31 31 21 0 0 0 107 DAYS WITH MAXIMUM TEMP. <= 0 1 0 0 0 0 0 0 0 0 0 0 0 1 TEMPERATURE RECORDS HIGHEST(C) 16.2 14.4 19.0 26.5 28.6 36.0 40.4 39.5 35.6 28.6 20.8 15.6 40.4 DAY 13 24 25 9 21 23 11 13 3 8 6 17 DIF. BETWEEN (MAX.-MIN.) (C) 9.7 9.2 10.8 11.7 15.1 17.3 18.1 17.6 18.0 14.0 11.0 8.2 13.4 MEAN DAILY TEMP. (MDT) (C) 2.8 4.3 7.2 13.2 17.6 23.4 27.7 27.6 22.6 18.3 9.3 4.7 14.9 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 79.0 206.3 204.5 53.2 6.4 0.0 0.0 549.4 HEATING DEG. DAYS(BASE 18 0C) 470.0 384.3 334.3 147.2 30.2 0.0 0.0 0.0 0.0 21.1 261.5 412.3 2060.8 DEWPOINT (MEAN C) -5.2 -4.3 -3.5 2.4 1.6 0.6 -0.9 -1.2 -3.8 -0.3 -2.3 -2.6 -1.6 MIXING RATIO (G/KG) 3.22 3.45 3.77 5.59 5.31 4.94 4.42 4.30 3.62 4.65 4.15 3.99 4.28 VAPOUR PRESSURE (HPA) 4.31 4.60 5.03 7.46 7.09 6.57 5.86 5.74 4.84 6.23 5.56 5.35 5.72 SATURATION DEF. (HPA) 3.23 3.64 5.30 8.23 13.96 24.35 33.70 33.59 27.82 17.45 7.22 3.66 15.18 RELATIVE HUMIDITY (MEAN %) 64 59 52 53 37 24 17 16 17 30 47 62 40 RELATIVE HUMIDITY (MAX. %) 79 79 77 75 56 39 28 25 30 45 65 80 57 RELATIVE HUMIDITY (MIN. %) 46 38 29 33 22 13 9 9 9 19 31 45 25 RELATIVE HUMIDITY (MEAN% 03UTC) 74 69 67 65 54 38 27 25 30 43 62 77 53 RELATIVE HUMIDITY (MEAN% 09UTC) 57 48 41 45 26 17 12 13 13 25 39 53 32 RELATIVE HUMIDITY (MEAN% 15UTC) 58 57 44 43 26 16 11 11 12 28 46 60 34 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 68.3 75.8 111.0 100.1 2.5 0.0 0.0 0.0 0.0 17.0 36.4 92.7 503.8 DAYS WITH PRECIPITATION >=10 2 3 3 3 0 0 0 0 0 0 1 5 17 DAYS WITH PRECIPITATION >= 5 4 6 4 3 0 0 0 0 0 2 3 6 28 DAYS WITH PRECIPITATION >= 1 7 10 8 8 1 0 0 0 0 4 5 10 53 DAYS WITH PRECIPITATION 8 14 13 14 6 0 0 0 0 5 7 16 83 GREATEST DAILY PRECIPITATION 25.6 21.0 69.0 58.0 1.0 0.0 0.0 0.0 0.0 9.2 16.7 21.0 69.0 DAY 28 5 26 22 17 ** ** ** ** 30 11 6 DAY WITH THUNDER STORM 0 3 3 4 1 0 0 0 0 2 1 0 14 DAYS WITH SNOW OR SLEET 6 8 3 1 0 0 0 0 0 0 0 1 19 DAYS WITH DUST 0 1 6 2 7 4 7 0 0 0 0 0 27 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 15.4 14.5 14.3 13.0 10.1 11.2 10.7 9.8 9.7 11.2 12.1 11.6 12.2 PREVAILING WIND PERCENT 16.9 31.3 34.7 27.9 16.5 23.8 27.0 16.9 23.5 38.7 24.0 29.0 25.4 CALMS PERCENT OF WIND 32.3 17.9 19.8 26.3 28.6 19.6 27.0 27.8 32.5 25.8 32.0 23.9 25.9 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 166 155 150 155 2570 VECTOR WIND DIRECTION (MEAN) 169 183 176 171 248 222 193 276 199 184 203 159 185 VECTOR WIND MAGNITUDE(KNOTS) 2.2 4.5 5.8 4.1 1.2 1.8 2.1 0.6 2.8 5.1 2.7 4.4 2.9 WIND STEADINESES (MEAN %) 32.4 47.9 61.7 51.2 18.5 25.4 33.9 9.2 46.7 66.2 40.3 55.7 39.7 WIND SPEED (MEAN KNOTS) 6.8 9.4 9.4 8.0 6.5 7.1 6.2 6.5 6.0 7.7 6.7 7.9 7.3 FASTEST WIND DIRECTION 180 190 170 210 340 190 180 210 230 200 200 10 170 FASTEST WIND SPEED (KNOTS) 35 31 56 39 31 27 23 23 31 35 27 27 56 DAY 15 3 26 20 16 24 5 28 16 30 21 11 DAYS WITH SKY CLEAR (0-2)/8 14 8 10 7 14 25 31 31 30 21 15 13 219 DAYS WITH P.CLOUDY (3-6)/8 8 14 14 12 14 4 0 0 0 9 11 7 93 DAYS WITH CLOUDY (7-8)/8 9 6 7 11 3 1 0 0 0 1 4 11 53 DAYS WITH VISIBILITY =< 2 KM 3 2 2 1 0 0 0 0 0 0 0 0 8 DURATION OF SUNSHINE HOURS 171.2 168.1 186.4 180.0 261.4 326.9 373.6 365.0 328.2 254.3 206.8 175.5 2997.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.9 835.1 835.8 837.6 837.9 833.7 831.4 834.8 837.0 840.6 840.9 840.6 837.0 MAX. QFE PRESSURE IN HPA 847.5 843.5 845.1 845.5 842.7 840.2 838.2 838.7 842.8 846.5 849.2 847.4 849.2 DAY-HOUR 12- 6 6- 6 2- 6 8- 9 1- 6 4- 9 3- 6 12- 6 27- 6 15- 6 25- 6 30- 6 MIN. QFE PRESSURE IN HPA 822.9 824.1 822.3 828.4 831.1 826.7 826.9 830.9 831.9 836.1 835.7 830.4 822.3 DAY-HOUR 28-12 20- 9 26- 9 20-15 29- 0 30-12 25-12 20-15 7-12 1-12 14-12 6- 9 MEAN QNH PRESSURE IN HPA 1020.7 1016.3 1017.1 1019.2 1019.6 1014.7 1012.0 1015.9 1018.5 1022.7 1023.1 1022.8 1018.6 MAX. QNH PRESSURE IN HPA 1030.8 1026.2 1028.0 1028.5 1025.2 1022.3 1019.9 1020.5 1025.3 1029.7 1032.8 1030.7 1032.8 DAY-HOUR 12- 6 6- 6 2- 6 8- 9 1- 6 4- 9 3- 6 12- 6 27- 6 15- 6 25- 6 30- 6 MIN. QNH PRESSURE IN HPA 1002.0 1003.4 1001.3 1008.4 1011.6 1006.5 1006.7 1011.4 1012.6 1017.5 1017.0 1010.8 1001.3 DAY-HOUR 28-12 20- 9 26- 9 20-15 29- 0 30-12 25-12 20-15 7-12 1-12 14-12 6- 9 MEAN QFF PRESSURE IN HPA 1022.3 1016.6 1015.2 1013.0 1010.4 1001.7 996.4 1000.4 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1033.0 1031.0 1032.2 1023.1 1020.2 1011.6 1006.5 1005.1 ****** ****** ****** ****** ****** DAY-HOUR 12- 6 6- 6 2- 6 3- 6 1- 6 4- 9 3- 6 9- 3 **-** **-** **-** **-** MIN. QFF PRESSURE IN HPA 1001.1 1000.0 996.7 1000.2 1000.8 992.7 991.2 994.9 ****** ****** ****** ****** ****** DAY-HOUR 28-12 20-12 26- 9 20-15 29- 9 30-12 25-12 20-21 **-** **-** **-** **-** PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.8 835.1 835.7 837.2 838.0 833.9 831.4 834.9 ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 846.4 842.2 843.3 844.7 841.6 838.5 836.6 838.1 ****** ****** ****** ****** ****** DAY 12 7 3 8 1 4 3 12 ** ** ** ** MIN. QFE PRESSURE IN HPA 829.7 826.1 825.5 831.2 831.1 829.3 827.7 831.7 ****** ****** ****** ****** ****** DAY 29 19 13 21 29 30 1 21 ** ** ** ** MEAN QNH PRESSURE IN HPA 1020.7 1016.3 1017.0 1018.7 1019.7 1014.9 1012.0 1016.1 ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1029.6 1024.6 1025.9 1027.6 1023.9 1020.3 1018.1 1019.8 ****** ****** ****** ****** ****** DAY 12 7 3 8 1 4 3 12 ** ** ** ** MIN. QNH PRESSURE IN HPA 1010.0 1005.7 1005.0 1011.7 1011.6 1009.5 1007.6 1012.3 ****** ****** ****** ****** ****** DAY 29 19 13 21 29 30 1 21 ** ** ** ** MEAN QFF PRESSURE IN HPA 1021.4 1016.0 1014.9 1012.3 1010.5 1001.9 996.2 1000.2 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1028.9 1027.7 1029.0 1018.7 1017.6 1011.0 1004.7 1004.0 ****** ****** ****** ****** ****** DAY 12 6 2 3 1 5 3 12 ** ** ** ** MIN. QFF PRESSURE IN HPA 1009.1 1004.8 1002.1 1002.1 1000.8 995.4 993.2 995.8 ****** ****** ****** ****** ****** DAY 16 20 13 21 29 21 26 21 ** ** ** ** PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.8 835.1 835.9 837.6 838.4 834.5 832.0 835.7 837.8 841.0 841.1 840.5 837.4 MAX. QFE PRESSURE IN HPA 846.4 842.6 843.5 843.6 841.9 839.0 838.0 838.6 842.6 845.5 847.5 845.8 847.5 DAY 12 6 2 8 1 4 3 9 27 15 25 12 MIN. QFE PRESSURE IN HPA 829.1 825.1 826.5 832.0 831.4 829.1 827.7 832.8 834.0 836.9 836.3 830.9 825.1 DAY 28 19 26 28 29 30 1 21 7 29 9 6 MEAN QNH PRESSURE IN HPA 1020.7 1016.3 1017.2 1019.3 1020.2 1015.6 1012.7 1017.0 1019.5 1023.3 1023.3 1022.6 1019.0 MAX. QNH PRESSURE IN HPA 1029.6 1025.1 1026.2 1026.3 1024.3 1020.9 1019.7 1020.4 1025.1 1028.5 1030.8 1028.9 1030.8 DAY 12 6 2 8 1 4 3 9 27 15 25 12 MIN. QNH PRESSURE IN HPA 1009.3 1004.6 1006.2 1012.7 1012.0 1009.3 1007.6 1013.6 1015.0 1018.4 1017.7 1011.4 1004.6 DAY 28 19 26 28 29 30 1 21 7 29 9 6 MEAN QFF PRESSURE IN HPA 1022.7 1017.1 1016.0 1013.4 1011.5 1003.1 997.8 1002.3 1008.2 1014.8 1020.9 1023.1 1012.6 MAX. QFF PRESSURE IN HPA 1031.0 1030.4 1031.5 1021.2 1019.5 1011.0 1006.4 1005.1 1015.2 1020.7 1031.8 1035.0 1035.0 DAY 31 6 2 3 1 5 3 9 27 23 25 12 MIN. QFF PRESSURE IN HPA 1009.8 1004.5 1003.2 1004.0 1001.2 996.1 994.6 998.6 1002.0 1006.3 1011.5 1009.9 994.6 DAY 28 20 26 28 29 30 24 21 7 2 9 6 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 839.9 836.1 836.7 838.6 839.0 834.8 832.4 836.1 838.5 841.9 842.1 841.8 838.2 MAX. QFE PRESSURE IN HPA 847.5 843.5 845.1 844.1 842.7 839.2 838.2 838.7 842.8 846.5 849.2 847.4 849.2 DAY 12 6 2 3 1 3 3 12 27 15 25 30 MIN. QFE PRESSURE IN HPA 828.4 826.6 824.1 833.7 832.1 829.2 828.8 833.9 834.2 838.0 837.4 831.4 824.1 DAY 28 19 26 21 29 30 1 20 7 29 9 6 MEAN QNH PRESSURE IN HPA 1022.0 1017.4 1018.2 1020.4 1020.8 1016.0 1013.2 1017.5 1020.3 1024.3 1024.5 1024.1 1019.9 MAX. QNH PRESSURE IN HPA 1030.8 1026.2 1028.0 1026.9 1025.2 1021.1 1019.9 1020.5 1025.3 1029.7 1032.8 1030.7 1032.8 DAY 12 6 2 3 1 3 3 12 27 15 25 30 MIN. QNH PRESSURE IN HPA 1008.4 1006.3 1003.4 1014.7 1012.8 1009.4 1008.9 1014.9 1015.3 1019.7 1019.0 1012.0 1003.4 DAY 28 19 26 21 29 30 1 20 7 29 9 6 MEAN QFF PRESSURE IN HPA 1024.4 1018.2 1016.8 1014.5 1011.8 1002.9 997.6 1002.2 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1033.0 1031.0 1032.2 1023.1 1020.2 1011.0 1006.5 1004.7 ****** ****** ****** ****** ****** DAY 12 6 2 3 1 3 3 29 ** ** ** ** MIN. QFF PRESSURE IN HPA 1009.3 1004.3 1000.0 1006.7 1001.6 996.2 993.0 999.0 ****** ****** ****** ****** ****** DAY 28 20 26 21 29 30 25 20 ** ** ** ** PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 839.2 835.4 835.9 838.1 838.1 833.9 831.4 835.0 837.4 840.9 841.0 840.8 837.2 MAX. QFE PRESSURE IN HPA 846.2 843.1 844.4 845.5 841.6 840.2 837.2 837.8 841.9 845.6 847.8 845.6 847.8 DAY 12 6 2 8 1 4 3 11 27 15 25 30 MIN. QFE PRESSURE IN HPA 826.9 824.1 822.3 832.6 831.2 827.9 828.1 832.5 833.2 837.1 836.5 830.4 822.3 DAY 28 20 26 27 29 30 25 20 7 27 14 6 MEAN QNH PRESSURE IN HPA 1021.1 1016.6 1017.2 1019.8 1019.8 1014.9 1012.0 1016.2 1019.0 1023.0 1023.2 1023.0 1018.8 MAX. QNH PRESSURE IN HPA 1029.3 1025.7 1027.2 1028.5 1023.9 1022.3 1018.8 1019.5 1024.3 1028.6 1031.2 1028.6 1031.2 DAY 12 6 2 8 1 4 3 11 27 15 25 30 MIN. QNH PRESSURE IN HPA 1006.7 1003.4 1001.3 1013.4 1011.7 1007.9 1008.1 1013.3 1014.1 1018.6 1017.9 1010.8 1001.3 DAY 28 20 26 27 29 30 25 20 7 27 14 6 MEAN QFF PRESSURE IN HPA 1022.2 1016.4 1014.9 1013.3 1010.2 1001.5 995.9 1000.0 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1030.4 1029.2 1031.0 1021.7 1017.9 1011.6 1004.4 1003.7 ****** ****** ****** ****** ****** DAY 31 6 2 3 1 4 3 29 ** ** ** ** MIN. QFF PRESSURE IN HPA 1006.9 1000.5 996.7 1004.8 1000.8 993.7 992.9 996.6 ****** ****** ****** ****** ****** DAY 28 20 26 27 29 30 25 21 ** ** ** ** PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.9 834.2 834.8 837.0 837.1 832.8 830.5 833.6 835.9 839.5 840.0 839.8 836.1 MAX. QFE PRESSURE IN HPA 844.8 842.0 842.6 843.6 840.1 839.0 835.5 836.6 840.2 843.7 846.5 844.9 846.5 DAY 7 6 2 8 1 4 3 11 27 15 25 11 MIN. QFE PRESSURE IN HPA 822.9 824.1 826.6 830.3 832.5 826.7 826.9 831.0 831.9 836.1 835.7 830.4 822.9 DAY 28 20 26 20 28 30 25 20 7 1 14 6 MEAN QNH PRESSURE IN HPA 1019.6 1015.2 1015.9 1018.5 1018.7 1013.6 1010.9 1014.5 1017.2 1021.4 1022.0 1021.8 1017.4 MAX. QNH PRESSURE IN HPA 1027.7 1024.4 1025.1 1026.3 1022.2 1020.9 1016.8 1018.1 1022.3 1026.4 1029.7 1027.8 1029.7 DAY 7 6 2 8 1 4 3 11 27 15 25 11 MIN. QNH PRESSURE IN HPA 1002.0 1003.4 1006.3 1010.7 1013.3 1006.5 1006.7 1011.5 1012.6 1017.5 1017.0 1010.8 1002.0 DAY 28 20 26 20 28 30 25 20 7 1 14 6 MEAN QFF PRESSURE IN HPA 1020.2 1014.8 1013.6 1012.0 1009.4 1000.5 995.0 998.6 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1027.0 1027.5 1027.9 1018.1 1015.4 1010.6 1002.5 1001.9 ****** ****** ****** ****** ****** DAY 31 6 2 8 1 4 2 29 ** ** ** ** MIN. QFF PRESSURE IN HPA 1001.1 1000.0 1003.6 1000.6 1003.1 992.7 991.2 995.4 ****** ****** ****** ****** ****** DAY 28 20 26 20 28 30 25 20 ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 838.4 834.6 835.0 836.7 836.9 832.7 830.3 833.3 835.9 839.7 840.3 840.4 836.2 MAX. QFE PRESSURE IN HPA 845.6 842.4 842.7 842.0 839.9 839.0 835.2 836.3 840.4 843.6 847.2 846.2 847.2 DAY 7 6 2 8 10 4 3 11 22 15 25 11 MIN. QFE PRESSURE IN HPA 824.4 826.8 826.3 828.4 831.7 826.9 826.9 830.9 832.0 836.3 836.7 832.8 824.4 DAY 28 19 12 20 28 30 25 20 6 1 8 6 MEAN QNH PRESSURE IN HPA 1020.2 1015.7 1016.2 1018.2 1018.4 1013.5 1010.7 1014.2 1017.3 1021.7 1022.4 1022.5 1017.6 MAX. QNH PRESSURE IN HPA 1028.6 1024.9 1025.2 1024.4 1021.9 1020.9 1016.4 1017.7 1022.5 1026.3 1030.5 1029.3 1030.5 DAY 7 6 2 8 10 4 3 11 22 15 25 11 MIN. QNH PRESSURE IN HPA 1003.8 1006.6 1006.0 1008.4 1012.3 1006.7 1006.7 1011.4 1012.7 1017.7 1018.2 1013.6 1003.8 DAY 28 19 12 20 28 30 25 20 6 1 8 6 MEAN QFF PRESSURE IN HPA 1022.2 1016.5 1014.8 1012.3 1009.6 1000.9 995.7 999.4 1006.1 1013.3 1019.9 1023.1 1011.2 MAX. QFF PRESSURE IN HPA 1029.0 1030.0 1029.9 1018.1 1015.6 1010.7 1003.0 1002.6 1013.2 1018.2 1031.0 1033.3 1033.3 DAY 7 6 2 30 1 4 2 11 22 23 25 30 MIN. QFF PRESSURE IN HPA 1003.9 1005.1 1001.6 1000.2 1003.0 993.9 992.2 996.2 999.3 1007.4 1012.0 1013.5 992.2 DAY 28 20 12 20 28 30 25 20 6 2 9 27 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 839.2 835.4 836.1 837.7 837.8 833.6 831.5 834.6 ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 845.9 842.6 843.4 842.7 841.0 838.8 835.6 837.2 ****** ****** ****** ****** ****** DAY 7 6 2 7 10 3 3 11 ** ** ** ** MIN. QFE PRESSURE IN HPA 827.9 827.8 825.9 830.9 832.6 827.6 828.3 831.7 ****** ****** ****** ****** ****** DAY 28 19 12 20 28 30 25 20 ** ** ** ** MEAN QNH PRESSURE IN HPA 1021.1 1016.6 1017.5 1019.4 1019.5 1014.6 1012.0 1015.7 ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1029.0 1025.1 1026.0 1025.2 1023.2 1020.6 1016.9 1018.8 ****** ****** ****** ****** ****** DAY 7 6 2 7 10 3 3 11 ** ** ** ** MIN. QNH PRESSURE IN HPA 1007.9 1007.7 1005.5 1011.4 1013.4 1007.5 1008.3 1012.3 ****** ****** ****** ****** ****** DAY 28 19 12 20 28 30 25 20 ** ** ** ** MEAN QFF PRESSURE IN HPA 1023.5 1017.4 1016.0 1013.4 1010.4 1001.6 996.6 1000.5 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1030.7 1030.2 1030.6 1019.2 1016.7 1009.5 1003.5 1003.1 ****** ****** ****** ****** ****** DAY 11 6 2 29 1 3 2 29 ** ** ** ** MIN. QFF PRESSURE IN HPA 1009.7 1006.5 1000.5 1003.0 1002.7 994.1 992.6 996.5 ****** ****** ****** ****** ****** DAY 28 19 12 27 28 20 24 20 ** ** ** ** PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 839.0 835.4 836.1 837.8 838.1 833.8 831.8 835.1 ****** ****** ****** ****** ****** MAX. QFE PRESSURE IN HPA 845.9 842.4 843.7 843.5 840.8 838.8 836.0 838.1 ****** ****** ****** ****** ****** DAY 11 6 2 7 1 3 2 11 ** ** ** ** MIN. QFE PRESSURE IN HPA 829.0 826.6 826.6 830.9 832.3 828.1 828.8 831.7 ****** ****** ****** ****** ****** DAY 28 18 12 20 28 30 25 20 ** ** ** ** MEAN QNH PRESSURE IN HPA 1020.9 1016.6 1017.5 1019.5 1019.8 1014.8 1012.5 1016.3 ****** ****** ****** ****** ****** MAX. QNH PRESSURE IN HPA 1029.0 1024.9 1026.4 1026.2 1023.0 1020.6 1017.4 1019.8 ****** ****** ****** ****** ****** DAY 11 6 2 7 1 3 2 11 ** ** ** ** MIN. QNH PRESSURE IN HPA 1009.2 1006.3 1006.3 1011.4 1013.0 1008.1 1008.9 1012.3 ****** ****** ****** ****** ****** DAY 28 18 12 20 28 30 25 20 ** ** ** ** MEAN QFF PRESSURE IN HPA 1022.1 1016.5 1015.0 1013.0 1010.1 1001.4 996.5 1000.2 ****** ****** ****** ****** ****** MAX. QFF PRESSURE IN HPA 1029.0 1028.7 1030.7 1018.8 1017.4 1011.1 1003.5 1004.0 ****** ****** ****** ****** ****** DAY 11 6 2 2 1 4 2 11 ** ** ** ** MIN. QFF PRESSURE IN HPA 1008.0 1005.4 1000.7 1003.1 1002.0 993.0 994.0 994.9 ****** ****** ****** ****** ****** DAY 15 19 12 20 28 30 30 20 ** ** ** ** ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 4.7 6.5 12.1 12.5 18.4 26.1 29.0 27.5 23.1 17.2 9.3 1.0 15.6 MINIMUN AIR TEMPERATURE (C) 0.3 0.7 5.6 6.4 10.6 15.5 18.6 18.6 14.6 10.2 5.0 -2.4 8.6 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 3 4 0 0 0 0 7 DAYS WITH MINIMUM TEMP. <=-4 5 2 1 0 0 0 0 0 0 0 1 8 17 DAYS WITH FREEZING MIN.<= 0 14 16 4 0 0 0 0 0 0 0 5 22 61 TEMPERATURE RECORDS LOWEST(C) -5.2 -4.4 -4.8 0.2 5.8 9.8 15.8 15.4 10.8 4.6 -4.2 -13.6 -13.6 DAY 21 8 17 2 14 3 13 25 30 25 29 30 MAXIMUM AIR TEMPERATURE (C) 8.6 11.5 17.1 17.3 23.5 32.3 35.4 36.4 31.7 25.2 14.8 5.7 21.6 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 26 31 31 18 0 0 0 106 DAYS WITH MAXIMUM TEMP. <= 0 0 0 0 0 0 0 0 0 0 0 0 3 3 TEMPERATURE RECORDS HIGHEST(C) 12.2 19.4 24.0 24.4 29.6 35.2 38.4 39.6 35.4 29.4 21.6 10.6 39.6 DAY 12 29 5 29 27 26 30 17 10 10 1 5 DIF. BETWEEN (MAX.-MIN.) (C) 8.3 10.8 11.5 10.9 12.9 16.8 16.8 17.8 17.1 15.0 9.8 8.1 13.0 MEAN DAILY TEMP. (MDT) (C) 4.5 6.1 11.4 11.8 17.1 23.9 27.0 27.5 23.2 17.7 9.9 1.7 15.1 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.8 89.1 185.6 200.8 69.9 0.7 0.0 0.0 546.9 HEATING DEG. DAYS(BASE 18 0C) 419.4 344.9 207.4 184.5 49.8 0.0 0.0 0.0 0.0 35.7 243.3 506.5 1991.5 DEWPOINT (MEAN C) -2.8 -6.3 -3.1 2.2 3.8 1.9 3.0 0.1 -5.2 -3.3 0.4 -5.7 -1.3 MIXING RATIO (G/KG) 3.84 3.06 3.76 5.61 6.23 5.40 5.86 4.89 3.25 3.75 4.96 3.15 4.48 VAPOUR PRESSURE (HPA) 5.13 4.10 5.03 7.47 8.28 7.18 7.78 6.49 4.36 5.04 6.64 4.22 5.98 SATURATION DEF. (HPA) 3.62 6.04 10.22 7.60 13.88 28.35 34.19 32.25 25.58 15.53 5.67 2.68 15.47 RELATIVE HUMIDITY (MEAN %) 62 45 41 54 42 23 21 18 16 27 57 63 39 RELATIVE HUMIDITY (MAX. %) 78 65 59 77 65 39 33 28 27 40 79 78 56 RELATIVE HUMIDITY (MIN. %) 45 28 28 36 29 14 13 11 8 16 35 45 26 RELATIVE HUMIDITY (MEAN% 03UTC) 76 60 56 72 63 39 33 28 26 37 71 71 53 RELATIVE HUMIDITY (MEAN% 09UTC) 57 37 36 49 37 18 17 15 12 22 50 55 34 RELATIVE HUMIDITY (MEAN% 15UTC) 58 39 35 48 33 17 15 13 11 19 48 61 33 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 96.6 31.6 27.9 140.4 28.5 0.8 3.1 0.0 0.0 2.8 80.2 70.5 482.4 DAYS WITH PRECIPITATION >=10 4 1 2 5 1 0 0 0 0 0 4 2 19 DAYS WITH PRECIPITATION >= 5 5 3 2 7 2 0 0 0 0 0 5 3 27 DAYS WITH PRECIPITATION >= 1 10 3 5 9 5 0 1 0 0 2 7 8 50 DAYS WITH PRECIPITATION 11 7 8 16 9 1 2 0 0 2 11 9 76 GREATEST DAILY PRECIPITATION 29.0 13.0 10.5 34.0 14.0 0.8 3.0 0.0 0.0 1.8 30.0 40.0 40.0 DAY 13 14 16 4 4 15 11 ** ** 22 23 25 DAY WITH THUNDER STORM 0 0 0 4 5 1 1 0 0 3 2 1 17 DAYS WITH SNOW OR SLEET 1 1 2 0 0 0 0 0 0 0 0 6 10 DAYS WITH DUST 0 4 0 4 4 1 1 0 1 0 0 0 15 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 360 360 180 180 180 PREVAILING WIND SPEED(KNOTS) 12.0 12.8 11.2 11.3 12.4 10.2 9.6 9.2 7.6 7.0 12.9 11.9 10.9 PREVAILING WIND PERCENT 33.5 33.1 35.5 29.3 28.4 22.0 32.3 26.6 22.1 19.4 23.3 20.6 25.6 CALMS PERCENT OF WIND 18.1 15.9 16.8 9.3 16.8 29.3 20.6 19.8 19.6 25.8 29.6 30.6 21.8 NO. OF WIND OBSERVATION 155 145 155 150 155 150 155 248 240 248 240 248 2289 VECTOR WIND DIRECTION (MEAN) 169 190 207 168 215 211 200 189 286 280 168 162 192 VECTOR WIND MAGNITUDE(KNOTS) 5.3 6.7 3.6 5.2 3.5 3.3 4.3 2.2 1.6 1.1 3.9 1.8 3.1 WIND STEADINESES (MEAN %) 63.9 69.1 43.9 52.5 38.9 47.1 58.1 34.9 25.8 19.0 55.7 26.5 40.3 WIND SPEED (MEAN KNOTS) 8.3 9.7 8.2 9.9 9.0 7.0 7.4 6.3 6.2 5.8 7.0 6.8 7.7 FASTEST WIND DIRECTION 210 200 320 340 180 190 230 160 80 200 190 180 200 FASTEST WIND SPEED (KNOTS) 29 49 23 37 45 27 39 29 27 29 37 29 49 DAY 2 11 3 1 15 2 10 18 1 15 23 19 DAYS WITH SKY CLEAR (0-2)/8 12 11 9 9 17 26 22 31 29 20 10 12 208 DAYS WITH P.CLOUDY (3-6)/8 13 12 14 10 8 4 9 0 1 11 13 11 106 DAYS WITH CLOUDY (7-8)/8 6 6 8 11 6 0 0 0 0 0 7 8 52 DAYS WITH VISIBILITY =< 2 KM 0 0 2 0 0 0 0 0 0 0 0 5 7 DURATION OF SUNSHINE HOURS 163.7 206.0 229.6 221.1 298.8 360.1 345.8 368.4 317.8 273.6 186.0 168.6 3139.5 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 836.3 838.2 839.1 836.4 835.7 834.6 833.6 833.8 838.8 842.3 840.1 839.1 837.3 MAX. QFE PRESSURE IN HPA 841.9 846.6 845.8 842.6 841.1 840.6 838.6 838.4 844.8 846.8 845.6 848.4 848.4 DAY-HOUR 1- 6 10- 6 23- 6 28- 6 22- 9 6- 6 18- 6 29- 6 27- 6 27- 6 29- 6 3- 6 MIN. QFE PRESSURE IN HPA 829.7 828.8 829.2 828.0 825.8 829.2 827.7 829.2 832.4 836.6 828.8 830.5 825.8 DAY-HOUR 13-12 15-12 31-12 17- 6 15-15 17-15 11-12 2-15 16-15 22- 3 23- 3 15-12 MEAN QNH PRESSURE IN HPA 1017.7 1019.9 1021.0 1017.8 1017.0 1015.8 1014.6 1014.8 1020.7 1024.7 1022.2 1021.0 1018.9 MAX. QNH PRESSURE IN HPA 1024.3 1029.8 1028.9 1025.1 1023.3 1022.8 1020.4 1020.2 1027.7 1030.0 1028.6 1031.9 1031.9 DAY-HOUR 1- 6 10- 6 23- 6 28- 6 22- 9 6- 6 18- 6 29- 6 27- 6 27- 6 29- 6 3- 6 MIN. QNH PRESSURE IN HPA 1010.0 1008.9 1009.4 1008.0 1005.4 1009.4 1007.6 1009.4 1013.1 1018.1 1008.9 1010.9 1005.4 DAY-HOUR 13-12 15-12 31-12 17- 6 15-15 17-15 11-12 2-15 16-15 22- 3 23- 3 15-12 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.4 1008.2 1016.1 1018.5 1023.4 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1006.8 1017.6 1023.9 1032.3 1042.1 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** 29- 6 30- 6 27- 3 29- 6 30- 6 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 992.8 999.5 1007.0 1003.4 1009.0 ****** DAY-HOUR **-** **-** **-** **-** **-** **-** **-** 3-12 12-12 22- 0 23- 3 15-12 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 833.9 838.9 842.3 840.1 839.0 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 837.1 843.5 845.9 844.0 846.7 ****** DAY ** ** ** ** ** ** ** 30 27 16 29 31 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 830.6 834.2 836.7 830.0 832.0 ****** DAY ** ** ** ** ** ** ** 3 12 22 23 16 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1014.9 1020.7 1024.8 1022.1 1020.9 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1018.6 1026.2 1029.0 1026.7 1029.9 ****** DAY ** ** ** ** ** ** ** 30 27 16 29 31 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1011.0 1015.3 1018.2 1010.3 1012.7 ****** DAY ** ** ** ** ** ** ** 3 12 22 23 16 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.1 1007.7 1015.4 1017.7 1022.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1004.4 1014.9 1021.6 1029.2 1038.9 ****** DAY ** ** ** ** ** ** ** 29 30 27 29 30 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 994.5 1001.2 1007.0 1004.9 1011.2 ****** DAY ** ** ** ** ** ** ** 3 12 22 23 16 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 836.3 838.3 839.5 836.6 836.1 835.5 834.4 834.5 839.6 842.8 840.3 839.1 837.7 MAX. QFE PRESSURE IN HPA 841.8 845.1 844.8 841.7 839.9 839.9 838.2 837.7 844.0 846.0 844.2 846.7 846.7 DAY 1 10 24 28 18 6 18 29 27 15 29 30 MIN. QFE PRESSURE IN HPA 831.1 829.6 832.3 828.1 827.5 831.5 829.0 830.5 834.8 836.6 828.8 831.9 827.5 DAY 27 23 31 17 13 18 11 3 12 22 23 15 MEAN QNH PRESSURE IN HPA 1017.7 1020.0 1021.5 1018.1 1017.5 1016.7 1015.5 1015.6 1021.6 1025.4 1022.4 1021.0 1019.4 MAX. QNH PRESSURE IN HPA 1024.2 1028.0 1027.7 1024.0 1021.9 1021.9 1019.9 1019.4 1026.7 1029.1 1027.0 1029.9 1029.9 DAY 1 10 24 28 18 6 18 29 27 15 29 30 MIN. QNH PRESSURE IN HPA 1011.6 1009.9 1013.0 1008.1 1007.4 1012.1 1009.2 1010.9 1016.0 1018.1 1008.9 1012.6 1007.4 DAY 27 23 31 17 13 18 11 3 12 22 23 15 MEAN QFF PRESSURE IN HPA 1018.3 1019.6 1017.4 1013.6 1009.0 1004.2 1001.0 1001.0 1010.0 1017.6 1019.2 1023.9 1012.9 MAX. QFF PRESSURE IN HPA 1028.5 1030.6 1025.7 1021.1 1014.3 1011.6 1004.8 1006.6 1016.9 1023.9 1031.0 1041.8 1041.8 DAY 1 9 23 11 18 1 18 29 27 27 29 30 MIN. QFF PRESSURE IN HPA 1010.5 1006.7 1005.1 1006.5 998.7 999.0 994.8 995.2 1003.6 1008.1 1003.4 1011.3 994.8 DAY 13 15 31 17 13 18 11 3 12 22 23 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 837.3 839.2 840.4 837.4 836.6 835.8 834.8 835.0 840.4 843.9 841.4 840.2 838.5 MAX. QFE PRESSURE IN HPA 841.9 846.6 845.8 842.6 840.4 840.6 838.6 838.4 844.8 846.8 845.6 848.4 848.4 DAY 1 10 23 28 3 6 18 29 27 27 29 3 MIN. QFE PRESSURE IN HPA 830.6 830.6 832.7 828.0 826.8 831.7 829.3 830.8 835.6 838.5 831.1 832.6 826.8 DAY 13 15 31 17 13 18 11 3 12 22 23 15 MEAN QNH PRESSURE IN HPA 1018.8 1021.1 1022.6 1019.0 1018.0 1017.2 1016.0 1016.2 1022.5 1026.6 1023.6 1022.2 1020.3 MAX. QNH PRESSURE IN HPA 1024.3 1029.8 1028.9 1025.1 1022.5 1022.8 1020.4 1020.2 1027.7 1030.0 1028.6 1031.9 1031.9 DAY 1 10 23 28 3 6 18 29 27 27 29 3 MIN. QNH PRESSURE IN HPA 1011.0 1011.0 1013.5 1008.0 1006.6 1012.3 1009.5 1011.3 1016.9 1020.3 1011.6 1013.4 1006.6 DAY 13 15 31 17 13 18 11 3 12 22 23 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1001.0 1010.4 1018.4 1020.4 1025.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1006.8 1017.6 1023.9 1032.3 1042.1 ****** DAY ** ** ** ** ** ** ** 29 30 25 29 30 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 994.9 1003.1 1011.4 1006.1 1012.1 ****** DAY ** ** ** ** ** ** ** 3 1 22 23 15 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 836.5 838.6 839.5 836.7 836.0 834.8 833.9 834.0 839.1 842.5 840.2 839.4 837.6 MAX. QFE PRESSURE IN HPA 840.7 845.2 844.9 842.0 841.1 839.2 838.0 837.5 843.7 845.5 844.0 847.5 847.5 DAY 16 8 23 11 22 6 17 29 27 27 29 3 MIN. QFE PRESSURE IN HPA 829.8 829.6 831.1 829.2 826.4 830.6 828.4 830.1 834.1 837.1 829.6 831.4 826.4 DAY 13 15 31 17 13 15 11 3 12 22 23 15 MEAN QNH PRESSURE IN HPA 1017.9 1020.4 1021.5 1018.2 1017.3 1016.0 1014.8 1015.0 1021.0 1024.9 1022.3 1021.3 1019.2 MAX. QNH PRESSURE IN HPA 1022.9 1028.1 1027.8 1024.4 1023.3 1021.1 1019.7 1019.1 1026.4 1028.5 1026.7 1030.8 1030.8 DAY 16 8 23 11 22 6 17 29 27 27 29 3 MIN. QNH PRESSURE IN HPA 1010.1 1009.9 1011.6 1009.4 1006.1 1011.0 1008.4 1010.4 1015.1 1018.6 1009.9 1012.0 1006.1 DAY 13 15 31 17 13 15 11 3 12 22 23 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.0 1007.8 1015.6 1018.2 1023.3 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1005.0 1016.2 1021.4 1029.1 1039.3 ****** DAY ** ** ** ** ** ** ** 29 30 27 29 30 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 993.6 1001.3 1009.1 1006.3 1010.1 ****** DAY ** ** ** ** ** ** ** 3 12 22 23 15 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 835.5 837.3 838.0 835.6 835.1 833.6 832.7 832.6 837.5 841.0 839.0 838.2 836.3 MAX. QFE PRESSURE IN HPA 839.4 843.8 843.1 840.5 840.0 838.0 836.1 835.9 842.0 843.7 842.8 845.9 845.9 DAY 16 8 23 11 22 6 17 29 26 26 28 30 MIN. QFE PRESSURE IN HPA 829.7 828.8 829.2 828.9 826.4 829.4 827.7 829.2 832.7 836.9 829.5 830.5 826.4 DAY 13 15 31 17 13 17 11 3 12 22 23 15 MEAN QNH PRESSURE IN HPA 1016.7 1018.8 1019.7 1016.8 1016.3 1014.5 1013.5 1013.4 1019.1 1023.2 1020.9 1019.9 1017.7 MAX. QNH PRESSURE IN HPA 1021.4 1026.5 1025.7 1022.6 1022.1 1019.7 1017.5 1017.2 1024.4 1026.4 1025.3 1029.0 1029.0 DAY 16 8 23 11 22 6 17 29 26 26 28 30 MIN. QNH PRESSURE IN HPA 1010.0 1008.9 1009.4 1009.0 1006.1 1009.6 1007.6 1009.4 1013.5 1018.4 1009.7 1010.9 1006.1 DAY 13 15 31 17 13 17 11 3 12 22 23 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 997.5 1006.1 1013.9 1016.6 1021.7 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1003.2 1013.1 1019.0 1026.9 1037.5 ****** DAY ** ** ** ** ** ** ** 29 30 25 28 30 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 992.8 999.5 1008.3 1006.7 1009.0 ****** DAY ** ** ** ** ** ** ** 3 12 22 23 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2004 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 835.9 837.5 838.2 835.9 834.8 833.5 832.4 832.5 837.4 841.2 839.5 838.6 836.5 MAX. QFE PRESSURE IN HPA 840.2 843.7 843.0 841.3 838.7 837.9 836.0 835.9 841.7 844.2 843.5 846.1 846.1 DAY 16 8 8 11 18 5 17 29 26 26 28 3 MIN. QFE PRESSURE IN HPA 829.7 830.4 829.6 830.8 825.8 829.2 827.9 829.2 832.4 837.9 831.5 831.1 825.8 DAY 23 15 31 4 15 17 11 2 16 20 23 15 MEAN QNH PRESSURE IN HPA 1017.3 1019.1 1019.9 1017.2 1016.0 1014.5 1013.1 1013.3 1019.0 1023.5 1021.5 1020.4 1017.9 MAX. QNH PRESSURE IN HPA 1022.3 1026.4 1025.6 1023.6 1020.5 1019.6 1017.4 1017.2 1024.0 1027.0 1026.2 1029.2 1029.2 DAY 16 8 8 11 18 5 17 29 26 26 28 3 MIN. QNH PRESSURE IN HPA 1010.0 1010.8 1009.9 1011.3 1005.4 1009.4 1007.9 1009.4 1013.1 1019.6 1012.1 1011.6 1005.4 DAY 23 15 31 4 15 17 11 2 16 20 23 15 MEAN QFF PRESSURE IN HPA 1017.7 1018.6 1015.8 1012.6 1007.5 1001.8 998.5 998.6 1007.5 1015.8 1018.5 1023.3 1011.4 MAX. QFF PRESSURE IN HPA 1025.1 1029.8 1023.5 1020.1 1014.3 1008.4 1001.9 1004.4 1014.7 1021.6 1029.1 1039.7 1039.7 DAY 29 8 22 11 3 5 17 29 30 26 28 30 MIN. QFF PRESSURE IN HPA 1009.0 1008.5 1004.3 1005.5 997.3 997.0 994.0 993.7 1000.5 1010.4 1009.1 1010.1 993.7 DAY 23 15 31 4 15 17 11 3 1 22 27 15 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 833.8 838.8 842.3 840.3 839.2 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 836.7 842.9 845.2 844.2 846.9 ****** DAY ** ** ** ** ** ** ** 28 26 14 28 3 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 830.0 834.0 838.5 832.9 831.8 ****** DAY ** ** ** ** ** ** ** 3 16 21 23 15 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1014.8 1020.6 1024.8 1022.4 1021.2 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1018.2 1025.5 1028.1 1027.0 1030.1 ****** DAY ** ** ** ** ** ** ** 28 26 14 28 3 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1010.3 1015.0 1020.3 1013.7 1012.4 ****** DAY ** ** ** ** ** ** ** 3 16 21 23 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.6 1008.6 1016.7 1019.2 1024.1 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1005.0 1015.0 1021.9 1029.8 1042.0 ****** DAY ** ** ** ** ** ** ** 28 26 26 28 29 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 994.1 1001.4 1011.3 1010.4 1011.3 ****** DAY ** ** ** ** ** ** ** 2 1 2 22 15 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 834.2 839.2 842.5 840.2 839.3 ****** MAX. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 837.4 843.1 845.7 844.0 846.9 ****** DAY ** ** ** ** ** ** ** 29 25 26 28 3 MIN. QFE PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 830.8 834.9 838.0 832.7 832.2 ****** DAY ** ** ** ** ** ** ** 3 12 21 22 15 MEAN QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1015.3 1021.1 1024.9 1022.3 1021.2 ****** MAX. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1019.0 1025.7 1028.7 1026.7 1030.1 ****** DAY ** ** ** ** ** ** ** 29 25 26 28 3 MIN. QNH PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1011.3 1016.1 1019.7 1013.5 1012.9 ****** DAY ** ** ** ** ** ** ** 3 12 21 22 15 MEAN QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 999.4 1008.0 1015.7 1018.3 1023.2 ****** MAX. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 1004.9 1015.5 1021.1 1029.8 1039.5 ****** DAY ** ** ** ** ** ** ** 29 30 26 28 29 MIN. QFF PRESSURE IN HPA ****** ****** ****** ****** ****** ****** ****** 994.8 1001.6 1009.7 1007.7 1011.5 ****** DAY ** ** ** ** ** ** ** 2 1 21 22 15 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) -4.1 1.5 8.6 14.1 17.4 24.3 28.9 27.3 22.6 17.3 8.8 6.0 14.4 MINIMUN AIR TEMPERATURE (C) -8.2 -2.6 3.2 7.8 10.1 15.3 20.2 18.6 13.9 10.8 4.3 2.1 8.0 DAYS WITH MINIMUM TEMP. >=21 0 0 0 0 0 0 12 3 0 0 0 0 15 DAYS WITH MINIMUM TEMP. <=-4 27 8 0 0 0 0 0 0 0 0 0 3 38 DAYS WITH FREEZING MIN.<= 0 31 20 5 1 0 0 0 0 0 0 0 8 65 TEMPERATURE RECORDS LOWEST(C) -19.0 -12.2 -3.0 -0.6 4.2 11.0 17.0 16.0 10.0 2.4 0.2 -5.4 -19.0 DAY 14 11 26 6 6 1 22 28 29 24 12 28 MAXIMUM AIR TEMPERATURE (C) 1.0 6.8 14.3 20.8 24.4 32.3 36.8 35.6 31.7 24.9 14.8 11.8 21.3 DAYS WITH MAXIMUM TEMP. >=30 0 0 0 0 0 25 31 31 26 0 0 0 113 DAYS WITH MAXIMUM TEMP. <= 0 16 3 0 0 0 0 0 0 0 0 0 0 19 TEMPERATURE RECORDS HIGHEST(C) 12.6 15.4 20.4 28.4 29.4 36.4 39.4 39.0 35.0 29.0 23.0 19.4 39.4 DAY 2 20 30 25 29 24 11 7 10 11 1 7 DIF. BETWEEN (MAX.-MIN.) (C) 9.2 9.4 11.1 13.0 14.3 17.0 16.6 17.0 17.8 14.1 10.5 9.7 13.3 MEAN DAILY TEMP. (MDT) (C) -3.6 2.1 8.8 14.3 17.2 23.8 28.5 27.1 22.8 17.8 9.5 6.9 14.6 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 0.0 89.5 233.9 188.9 59.5 1.2 0.0 0.0 573.0 HEATING DEG. DAYS(BASE 18 0C) 670.4 445.4 286.7 120.6 39.2 0.0 0.0 0.0 0.0 38.6 253.7 342.9 2197.5 DEWPOINT (MEAN C) -8.4 -4.7 -2.6 1.2 2.6 1.5 5.4 3.0 -3.1 -2.6 0.3 -2.1 -0.8 MIXING RATIO (G/KG) 2.59 3.34 4.07 5.28 5.65 5.24 6.91 5.99 3.78 3.92 4.79 4.01 4.63 VAPOUR PRESSURE (HPA) 3.47 4.46 5.44 7.05 7.54 6.97 9.14 7.95 5.06 5.27 6.42 5.39 6.18 SATURATION DEF. (HPA) 1.40 2.81 6.15 9.95 13.23 24.95 32.48 30.12 24.05 15.55 5.36 4.50 14.21 RELATIVE HUMIDITY (MEAN %) 74 66 50 46 41 24 23 23 19 27 59 60 43 RELATIVE HUMIDITY (MAX. %) 88 83 72 68 61 37 32 34 29 41 76 75 58 RELATIVE HUMIDITY (MIN. %) 58 46 31 26 23 15 17 14 10 16 39 42 28 RELATIVE HUMIDITY (MEAN% 03UTC) 80 73 64 61 58 37 32 34 28 37 72 68 54 RELATIVE HUMIDITY (MEAN% 09UTC) 67 56 39 38 30 19 21 19 16 21 47 52 35 RELATIVE HUMIDITY (MEAN% 15UTC) 72 58 40 32 28 16 18 16 14 22 54 57 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 96.4 19.2 160.0 61.5 14.2 0.0 0.0 0.0 0.0 1.0 48.8 71.0 472.1 DAYS WITH PRECIPITATION >=10 4 0 5 2 0 0 0 0 0 0 2 3 16 DAYS WITH PRECIPITATION >= 5 7 1 6 3 2 0 0 0 0 0 3 5 27 DAYS WITH PRECIPITATION >= 1 8 7 7 5 3 0 0 0 0 0 6 6 42 DAYS WITH PRECIPITATION 13 10 10 9 7 0 0 0 0 3 10 7 69 GREATEST DAILY PRECIPITATION 23.0 6.2 68.0 35.2 7.0 0.0 0.0 0.0 0.0 0.6 20.5 32.0 68.0 DAY 10 21 12 16 3 ** ** ** ** 21 5 23 DAY WITH THUNDER STORM 0 0 3 3 5 0 0 2 0 1 3 1 18 DAYS WITH SNOW OR SLEET 12 7 0 0 0 0 0 0 0 0 0 1 20 DAYS WITH DUST 0 0 0 2 2 1 4 4 0 1 0 1 15 WIND DIRECTION (PREVAILING) 135 180 180 180 180 180 360 180 180 180 180 135 180 PREVAILING WIND SPEED(KNOTS) 9.8 12.0 11.7 11.6 11.2 9.4 7.8 11.0 9.8 12.5 10.4 10.7 11.0 PREVAILING WIND PERCENT 14.5 24.1 24.6 19.2 22.2 17.1 17.7 17.3 24.2 27.4 16.7 16.9 19.4 CALMS PERCENT OF WIND 45.6 24.1 15.7 23.3 23.8 26.7 24.6 25.8 32.9 28.6 42.1 40.7 29.5 NO. OF WIND OBSERVATION 248 224 248 240 248 240 248 248 240 248 240 248 2920 VECTOR WIND DIRECTION (MEAN) 139 176 187 200 216 258 198 245 194 189 164 157 188 VECTOR WIND MAGNITUDE(KNOTS) 1.5 2.9 3.2 2.0 1.9 1.6 0.3 1.1 2.2 4.0 2.1 2.6 1.9 WIND STEADINESES (MEAN %) 32.6 40.3 38.1 26.3 26.0 25.4 4.8 16.2 37.9 53.3 42.0 46.4 29.2 WIND SPEED (MEAN KNOTS) 4.6 7.2 8.4 7.6 7.3 6.3 6.3 6.8 5.8 7.5 5.0 5.6 6.5 FASTEST WIND DIRECTION 120 190 210 180 180 180 70 330 190 190 150 180 190 FASTEST WIND SPEED (KNOTS) 31 39 31 39 41 23 29 29 23 43 35 31 43 DAY 2 1 23 2 5 6 27 13 4 20 5 16 DAYS WITH SKY CLEAR (0-2)/8 14 10 14 10 17 29 28 28 30 26 14 15 235 DAYS WITH P.CLOUDY (3-6)/8 8 11 9 16 12 1 3 3 0 4 13 10 90 DAYS WITH CLOUDY (7-8)/8 9 7 8 4 2 0 0 0 0 1 3 6 40 DAYS WITH VISIBILITY =< 2 KM 10 3 0 0 0 0 0 0 0 0 0 4 17 DURATION OF SUNSHINE HOURS 163.5 195.8 236.2 255.6 301.2 377.7 358.6 346.8 333.9 282.9 208.7 165.5 3226.4 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 838.5 836.1 836.6 838.9 837.2 834.4 833.3 834.2 836.9 841.3 840.7 841.2 837.4 MAX. QFE PRESSURE IN HPA 845.2 843.7 842.4 844.1 841.6 840.3 838.1 838.9 841.4 847.5 846.4 847.3 847.5 DAY-HOUR 9- 6 16- 6 29- 6 20- 6 10-18 15- 6 19- 6 28- 6 26- 6 11- 6 29- 6 8- 6 MIN. QFE PRESSURE IN HPA 824.2 829.1 828.1 833.4 827.4 828.7 827.0 828.7 832.4 834.1 833.1 830.0 824.2 DAY-HOUR 23- 0 7- 3 24- 0 2-15 5-15 27-15 5-12 7-15 5-12 20-12 8- 9 24- 0 MEAN QNH PRESSURE IN HPA 1020.3 1017.4 1018.0 1020.7 1018.8 1015.5 1014.2 1015.3 1018.5 1023.6 1022.9 1023.4 1019.0 MAX. QNH PRESSURE IN HPA 1028.1 1026.4 1024.9 1026.9 1023.9 1022.4 1019.8 1020.8 1023.7 1030.8 1029.6 1030.6 1030.8 DAY-HOUR 9- 6 16- 6 29- 6 20- 6 10-18 15- 6 19- 6 28- 6 26- 6 11- 6 29- 6 8- 6 MIN. QNH PRESSURE IN HPA 1003.5 1009.3 1008.1 1014.3 1007.3 1008.8 1006.8 1008.8 1013.1 1015.1 1014.0 1010.3 1003.5 DAY-HOUR 23- 0 7- 3 24- 0 2-15 5-15 27-15 5-12 7-15 5-12 20-12 8- 9 24- 0 MEAN QFF PRESSURE IN HPA 1026.6 1019.3 1014.9 1013.8 1009.7 1002.1 997.8 999.8 1006.2 1014.9 1019.6 1022.2 1012.2 MAX. QFF PRESSURE IN HPA 1042.4 1032.2 1025.5 1023.7 1016.9 1010.5 1003.4 1007.3 1013.0 1026.2 1028.5 1034.5 1042.4 DAY-HOUR 14- 6 15- 6 6- 6 6- 6 10-15 4- 3 19- 6 28- 6 26- 6 23- 6 25- 6 29- 6 MIN. QFF PRESSURE IN HPA 1005.8 1009.4 1002.6 1004.2 1001.0 994.6 990.5 991.9 999.6 1004.3 1008.3 1007.5 990.5 DAY-HOUR 3- 3 1-15 24- 0 26- 0 5-18 19-12 5-12 8-12 5-12 20-12 8- 9 24- 0 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.4 835.9 836.3 838.8 837.2 834.7 833.4 834.4 837.0 841.3 840.7 841.1 837.4 MAX. QFE PRESSURE IN HPA 844.7 842.4 841.5 843.0 840.4 839.0 836.7 837.1 840.0 845.8 844.6 845.7 845.8 DAY 1 15 29 21 12 16 20 15 26 11 29 8 MIN. QFE PRESSURE IN HPA 824.2 829.2 828.1 834.5 830.4 830.3 829.1 830.2 834.0 835.2 835.3 830.0 824.2 DAY 23 9 24 3 6 27 5 8 5 21 8 24 MEAN QNH PRESSURE IN HPA 1020.2 1017.3 1017.7 1020.7 1018.8 1015.9 1014.3 1015.5 1018.6 1023.6 1022.8 1023.3 1019.0 MAX. QNH PRESSURE IN HPA 1027.6 1024.9 1023.8 1025.6 1022.5 1020.9 1018.2 1018.6 1022.1 1028.9 1027.4 1028.7 1028.9 DAY 1 15 29 21 12 16 20 15 26 11 29 8 MIN. QNH PRESSURE IN HPA 1003.5 1009.4 1008.1 1015.6 1010.8 1010.7 1009.3 1010.6 1015.0 1016.4 1016.5 1010.3 1003.5 DAY 23 9 24 3 6 27 5 8 5 21 8 24 MEAN QFF PRESSURE IN HPA 1026.1 1018.6 1014.1 1013.4 1009.6 1002.4 997.7 999.8 1005.8 1014.3 1018.9 1021.2 1011.8 MAX. QFF PRESSURE IN HPA 1039.0 1030.4 1022.2 1020.3 1014.2 1009.3 1001.9 1004.1 1009.5 1022.8 1024.1 1030.5 1039.0 DAY 14 15 6 6 11 4 29 28 29 24 25 29 MIN. QFF PRESSURE IN HPA 1009.0 1010.4 1002.6 1004.2 1003.0 996.2 993.3 993.5 1001.0 1005.8 1010.9 1007.5 993.3 DAY 23 2 24 26 3 27 5 8 12 20 8 24 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.5 836.0 836.7 839.3 837.7 835.3 834.0 835.0 837.6 841.6 840.9 841.2 837.8 MAX. QFE PRESSURE IN HPA 844.4 842.3 841.5 843.2 841.1 839.8 837.3 837.9 840.7 846.2 845.2 846.2 846.2 DAY 1 18 29 21 18 15 19 28 26 11 29 8 MIN. QFE PRESSURE IN HPA 826.1 829.1 828.4 835.0 830.6 830.8 829.1 830.3 834.5 835.5 834.6 830.9 826.1 DAY 23 7 24 3 6 27 6 8 5 20 8 24 MEAN QNH PRESSURE IN HPA 1020.3 1017.4 1018.2 1021.3 1019.3 1016.5 1015.1 1016.2 1019.3 1024.0 1023.1 1023.5 1019.5 MAX. QNH PRESSURE IN HPA 1027.2 1024.7 1023.8 1025.8 1023.3 1021.8 1018.9 1019.6 1022.9 1029.3 1028.1 1029.3 1029.3 DAY 1 18 29 21 18 15 19 28 26 11 29 8 MIN. QNH PRESSURE IN HPA 1005.7 1009.3 1008.4 1016.2 1011.0 1011.3 1009.3 1010.7 1015.6 1016.8 1015.7 1011.4 1005.7 DAY 23 7 24 3 6 27 6 8 5 20 8 24 MEAN QFF PRESSURE IN HPA 1027.0 1019.8 1015.7 1014.9 1010.8 1003.7 999.4 1001.6 1007.8 1016.0 1020.6 1022.7 1013.3 MAX. QFF PRESSURE IN HPA 1040.6 1031.3 1023.9 1023.0 1016.1 1010.5 1003.2 1006.3 1011.6 1023.9 1027.0 1031.9 1040.6 DAY 14 15 6 6 11 4 28 28 26 24 25 29 MIN. QFF PRESSURE IN HPA 1005.8 1011.2 1004.5 1004.6 1004.0 997.4 994.2 994.5 1003.3 1005.8 1011.4 1008.0 994.2 DAY 3 2 24 26 3 27 5 8 5 20 8 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 839.6 837.2 837.6 840.1 838.2 835.5 834.4 835.5 838.3 842.6 842.0 842.4 838.6 MAX. QFE PRESSURE IN HPA 845.2 843.7 842.4 844.1 841.6 840.3 838.1 838.9 841.4 847.5 846.4 847.3 847.5 DAY 9 16 29 20 18 15 19 28 26 11 29 8 MIN. QFE PRESSURE IN HPA 828.1 830.4 828.9 835.6 831.1 830.7 829.3 830.8 835.1 836.5 834.3 833.5 828.1 DAY 23 7 24 27 5 27 5 8 12 20 8 24 MEAN QNH PRESSURE IN HPA 1021.5 1018.7 1019.3 1022.1 1019.9 1016.8 1015.5 1016.7 1020.0 1025.1 1024.4 1024.9 1020.4 MAX. QNH PRESSURE IN HPA 1028.1 1026.4 1024.9 1026.9 1023.9 1022.4 1019.8 1020.8 1023.7 1030.8 1029.6 1030.6 1030.8 DAY 9 16 29 20 18 15 19 28 26 11 29 8 MIN. QNH PRESSURE IN HPA 1008.1 1010.8 1009.0 1016.9 1011.6 1011.1 1009.5 1011.3 1016.3 1017.9 1015.4 1014.4 1008.1 DAY 23 7 24 27 5 27 5 8 12 20 8 24 MEAN QFF PRESSURE IN HPA 1028.8 1021.3 1016.5 1015.4 1011.0 1003.4 999.2 1001.4 1008.1 1016.8 1021.7 1024.2 1014.0 MAX. QFF PRESSURE IN HPA 1042.4 1032.2 1025.5 1023.7 1016.1 1009.8 1003.4 1007.3 1013.0 1026.2 1028.5 1034.5 1042.4 DAY 14 15 6 6 11 4 19 28 26 23 25 29 MIN. QFF PRESSURE IN HPA 1009.7 1012.5 1005.8 1005.2 1004.2 996.9 993.2 994.3 1003.0 1007.2 1010.3 1012.0 993.2 DAY 3 2 24 26 3 27 5 8 5 20 8 24 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.8 836.5 836.9 839.3 837.4 834.6 833.5 834.4 837.0 841.4 841.0 841.4 837.7 MAX. QFE PRESSURE IN HPA 844.3 843.4 841.2 844.1 840.8 839.5 837.4 837.9 839.9 846.0 845.4 846.0 846.0 DAY 9 16 29 20 13 15 19 28 26 11 29 8 MIN. QFE PRESSURE IN HPA 828.7 830.9 828.9 834.5 829.3 829.7 828.6 829.9 833.6 835.3 833.1 832.7 828.6 DAY 23 7 24 3 5 20 5 8 5 20 8 25 MEAN QNH PRESSURE IN HPA 1020.6 1018.0 1018.4 1021.2 1019.0 1015.7 1014.5 1015.5 1018.5 1023.7 1023.2 1023.6 1019.3 MAX. QNH PRESSURE IN HPA 1027.1 1026.0 1023.5 1026.9 1023.0 1021.5 1019.0 1019.6 1021.9 1029.1 1028.4 1029.1 1029.1 DAY 9 16 29 20 13 15 19 28 26 11 29 8 MIN. QNH PRESSURE IN HPA 1008.8 1011.4 1009.0 1015.6 1009.5 1010.0 1008.7 1010.2 1014.5 1016.5 1014.0 1013.5 1008.7 DAY 23 7 24 3 5 20 5 8 5 20 8 25 MEAN QFF PRESSURE IN HPA 1026.6 1019.5 1015.0 1014.1 1009.3 1001.8 997.4 999.4 1005.4 1014.2 1019.4 1022.0 1012.0 MAX. QFF PRESSURE IN HPA 1039.3 1029.7 1023.5 1021.7 1013.0 1009.2 1001.3 1005.2 1009.8 1023.2 1025.4 1032.1 1039.3 DAY 13 15 6 6 10 4 19 28 26 23 25 29 MIN. QFF PRESSURE IN HPA 1011.0 1011.5 1006.0 1004.2 1002.4 995.4 992.2 992.7 999.8 1005.5 1008.3 1010.6 992.2 DAY 3 21 24 26 5 27 5 8 5 20 8 24 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.7 835.2 835.5 837.9 836.3 833.4 832.3 832.9 835.5 840.1 839.8 840.2 836.4 MAX. QFE PRESSURE IN HPA 843.4 841.7 839.5 843.0 839.4 838.1 836.1 836.2 838.2 844.5 845.0 844.4 845.0 DAY 21 16 28 20 10 15 19 28 26 11 23 29 MIN. QFE PRESSURE IN HPA 829.6 829.7 829.1 833.5 828.6 828.8 827.0 828.8 832.4 834.1 833.5 832.5 827.0 DAY 23 9 24 3 5 27 5 8 5 20 8 25 MEAN QNH PRESSURE IN HPA 1019.4 1016.4 1016.8 1019.5 1017.8 1014.3 1013.0 1013.7 1016.8 1022.2 1021.8 1022.2 1017.8 MAX. QNH PRESSURE IN HPA 1026.0 1024.0 1021.5 1025.6 1021.4 1019.8 1017.5 1017.6 1019.9 1027.3 1027.9 1027.2 1027.9 DAY 21 16 28 20 10 15 19 28 26 11 23 29 MIN. QNH PRESSURE IN HPA 1009.9 1010.0 1009.3 1014.4 1008.7 1008.9 1006.8 1008.9 1013.1 1015.1 1014.4 1013.3 1006.8 DAY 23 9 24 3 5 27 5 8 5 20 8 25 MEAN QFF PRESSURE IN HPA 1025.1 1017.6 1013.2 1012.3 1008.5 1000.6 996.2 998.0 1004.0 1012.8 1017.8 1020.2 1010.5 MAX. QFF PRESSURE IN HPA 1038.1 1027.6 1019.7 1018.7 1013.5 1007.1 999.7 1003.1 1008.0 1021.0 1023.1 1030.1 1038.1 DAY 13 15 6 6 10 4 19 28 28 23 25 31 MIN. QFF PRESSURE IN HPA 1008.9 1009.4 1005.4 1004.5 1002.4 994.6 990.5 991.9 999.6 1004.3 1010.4 1010.5 990.5 DAY 3 1 23 3 5 19 5 8 5 20 8 24 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MEANS AND EXTREMES FOR THE YEAR 2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 838.1 835.3 835.8 837.7 836.2 833.2 832.0 832.8 835.8 840.5 840.1 840.6 836.5 MAX. QFE PRESSURE IN HPA 843.5 841.7 840.1 842.5 841.1 837.9 835.7 835.8 838.6 844.6 845.1 844.8 845.1 DAY 13 16 28 20 10 15 19 28 26 29 23 29 MIN. QFE PRESSURE IN HPA 830.9 830.0 830.1 833.4 827.4 828.7 827.2 828.7 832.6 835.9 834.7 832.0 827.2 DAY 22 8 23 2 5 27 5 7 5 4 8 23 MEAN QNH PRESSURE IN HPA 1019.8 1016.6 1017.1 1019.3 1017.6 1014.0 1012.7 1013.6 1017.1 1022.7 1022.2 1022.8 1018.0 MAX. QNH PRESSURE IN HPA 1026.2 1024.0 1022.2 1025.0 1023.3 1019.6 1017.0 1017.1 1020.4 1027.4 1028.0 1027.7 1028.0 DAY 13 16 28 20 10 15 19 28 26 29 23 29 MIN. QNH PRESSURE IN HPA 1011.4 1010.3 1010.4 1014.3 1007.3 1008.8 1007.0 1008.8 1013.4 1017.2 1015.8 1012.7 1007.0 DAY 22 8 23 2 5 27 5 7 5 4 8 23 MEAN QFF PRESSURE IN HPA 1026.3 1018.9 1014.5 1012.8 1009.0 1001.1 996.7 999.0 1005.6 1014.7 1019.7 1022.1 1011.7 MAX. QFF PRESSURE IN HPA 1038.8 1029.2 1020.4 1019.9 1016.9 1007.8 1000.7 1003.9 1009.8 1023.2 1025.2 1031.8 1038.8 DAY 13 15 28 6 10 3 19 28 30 23 25 31 MIN. QFF PRESSURE IN HPA 1011.3 1009.4 1005.5 1005.0 1001.3 994.6 991.6 992.5 1000.9 1007.0 1012.7 1011.1 991.6 DAY 3 1 23 2 5 19 5 7 5 20 8 23 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.6 836.2 836.9 838.9 837.3 834.3 833.2 834.2 837.1 841.5 840.6 841.3 837.5 MAX. QFE PRESSURE IN HPA 844.2 842.5 841.3 843.3 841.6 838.7 837.1 837.0 839.6 845.3 845.4 845.3 845.4 DAY 21 17 28 20 10 15 19 28 25 10 23 7 MIN. QFE PRESSURE IN HPA 827.4 830.2 831.0 834.6 827.9 829.9 828.6 829.9 834.3 835.6 835.5 831.9 827.4 DAY 22 8 23 2 5 27 5 7 11 20 5 25 MEAN QNH PRESSURE IN HPA 1020.4 1017.6 1018.4 1020.7 1018.9 1015.4 1014.1 1015.2 1018.6 1023.9 1022.8 1023.6 1019.1 MAX. QNH PRESSURE IN HPA 1027.0 1025.0 1023.6 1025.9 1023.9 1020.5 1018.6 1018.5 1021.6 1028.3 1028.4 1028.3 1028.4 DAY 21 17 28 20 10 15 19 28 25 10 23 7 MIN. QNH PRESSURE IN HPA 1007.3 1010.6 1011.5 1015.7 1007.9 1010.2 1008.7 1010.2 1015.4 1016.9 1016.8 1012.6 1007.3 DAY 22 8 23 2 5 27 5 7 11 20 5 25 MEAN QFF PRESSURE IN HPA 1027.5 1020.0 1015.5 1014.0 1010.0 1002.1 997.9 1000.0 1006.9 1015.6 1020.2 1023.0 1012.7 MAX. QFF PRESSURE IN HPA 1041.0 1029.5 1021.0 1019.7 1016.4 1008.3 1002.6 1005.1 1010.9 1024.3 1026.9 1033.0 1041.0 DAY 13 15 5 5 10 4 19 28 30 23 25 31 MIN. QFF PRESSURE IN HPA 1013.6 1010.1 1007.3 1005.7 1001.0 996.3 992.3 993.2 1002.5 1007.5 1011.3 1011.2 992.3 DAY 22 1 23 2 5 29 5 7 4 20 5 25 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.4 836.2 836.9 839.1 837.6 834.7 833.7 834.6 837.4 841.7 840.6 841.3 837.7 MAX. QFE PRESSURE IN HPA 843.7 842.5 841.8 843.3 841.2 838.9 837.6 837.5 840.0 845.8 844.9 845.3 845.8 DAY 13 16 28 20 12 15 19 14 25 10 23 7 MIN. QFE PRESSURE IN HPA 826.8 830.0 829.7 834.7 829.9 830.5 829.1 830.2 834.5 835.9 834.9 830.5 826.8 DAY 22 8 23 3 5 27 5 7 5 20 5 23 MEAN QNH PRESSURE IN HPA 1020.1 1017.6 1018.4 1020.9 1019.2 1015.8 1014.6 1015.8 1019.0 1024.0 1022.8 1023.6 1019.3 MAX. QNH PRESSURE IN HPA 1026.4 1025.0 1024.2 1025.9 1023.5 1020.8 1019.2 1019.1 1022.1 1028.9 1027.8 1028.3 1028.9 DAY 13 16 28 20 12 15 19 14 25 10 23 7 MIN. QNH PRESSURE IN HPA 1006.6 1010.3 1010.0 1015.8 1010.2 1010.9 1009.3 1010.6 1015.6 1017.2 1016.1 1010.9 1006.6 DAY 22 8 23 3 5 27 5 7 5 20 5 23 MEAN QFF PRESSURE IN HPA 1026.0 1019.2 1014.9 1013.8 1009.5 1001.9 997.8 999.8 1006.1 1014.6 1019.0 1022.1 1012.1 MAX. QFF PRESSURE IN HPA 1038.9 1029.7 1021.7 1020.7 1014.1 1008.3 1001.7 1004.2 1011.2 1023.4 1025.4 1031.8 1038.9 DAY 13 14 26 5 10 3 19 28 30 23 25 31 MIN. QFF PRESSURE IN HPA 1010.6 1011.1 1004.4 1005.3 1003.5 996.6 992.9 992.9 1001.1 1007.6 1010.1 1007.6 992.9 DAY 2 1 23 2 5 29 5 8 4 20 5 23 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1989-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL AIR TEMPERATURE (C) 1.1 3.2 7.5 13.4 18.3 24.6 28.5 28.1 23.3 16.9 9.6 4.5 14.9 MINIMUN AIR TEMPERATURE (C) -3.0 -1.5 2.0 6.9 10.4 15.0 19.2 18.9 14.1 9.6 4.4 0.2 8.0 DAYS WITH MINIMUM TEMP. >=21 0.0 0.0 0.0 0.0 0.0 0.2 6.9 5.4 0.2 0.1 0.0 0.0 12.8 DAYS WITH MINIMUM TEMP. <=-4 11.4 6.7 1.8 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.7 4.9 25.6 DAYS WITH FREEZING MIN.<= 0 23.3 18.7 9.4 0.6 0.0 0.0 0.0 0.0 0.0 0.0 3.3 14.4 69.7 TEMPERATURE RECORDS LOWEST(C) -19.0 -15.0 -14.6 -5.2 1.8 8.4 13.0 12.5 6.0 2.4 -6.6 -13.6 -19.0 YEAR-DAY 5-14 92-12 92- 2 97-12 97- 6 97- 3 99-16 92-31 92-30 5-24 95-26 4-30 5-14 MAXIMUM AIR TEMPERATURE (C) 5.7 8.2 12.9 19.2 25.0 32.0 36.0 35.9 31.1 23.8 15.1 9.2 21.2 DAYS WITH MAXIMUM TEMP. >=30 0.0 0.0 0.0 0.0 3.5 24.9 30.9 30.8 20.4 0.3 0.0 0.0 110.8 DAYS WITH MAXIMUM TEMP. <= 0 4.2 1.2 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 6.7 TEMPERATURE RECORDS HIGHEST(C) 16.2 19.4 24.0 28.4 34.6 39.4 41.4 40.2 36.6 30.4 24.6 20.6 41.4 YEAR-DAY 3-13 4-29 4- 5 5-25 99-30 0-30 98-12 94- 6 91- 2 2- 2 1- 5 98-15 98-12 DIF. BETWEEN (MAX.-MIN.) (C) 8.7 9.7 10.9 12.3 14.6 17.0 16.8 17.0 17.0 14.2 10.7 9.0 13.2 MEAN DAILY TEMP. (MDT) (C) 1.4 3.3 7.4 13.1 17.7 23.5 27.6 27.4 22.6 16.7 9.8 4.7 14.6 STANDARD DEVIATION OF MDT(C) 2.72 1.87 2.35 1.35 1.23 0.89 0.56 0.75 0.77 1.22 0.93 2.35 1.42 COOLING DEG. DAYS(BASE 21 0C) 0.0 0.0 0.0 0.0 5.2 82.3 204.0 198.8 57.5 1.5 0.0 0.0 549.3 HEATING DEG. DAYS(BASE 18 0C) 516.0 412.9 327.5 149.9 42.7 0.4 0.0 0.0 0.3 58.3 247.5 412.1 2167.6 DEWPOINT (MEAN C) -5.1 -4.8 -2.8 1.2 2.3 1.2 2.6 1.0 -2.5 -1.2 -0.9 -3.1 -1.0 MIXING RATIO (G/KG) 3.29 3.35 3.94 5.21 5.66 5.24 5.79 5.13 4.00 4.40 4.54 3.83 4.53 VAPOUR PRESSURE (HPA) 4.41 4.48 5.25 6.95 7.55 6.97 7.68 6.82 5.34 5.91 6.08 5.14 6.05 SATURATION DEF. (HPA) 2.64 3.67 5.63 8.90 14.19 24.93 32.35 32.39 24.14 14.15 6.19 3.62 14.40 RELATIVE HUMIDITY (MEAN %) 67 59 54 49 40 25 21 19 20 34 54 63 42 RELATIVE HUMIDITY (MAX. %) 82 78 75 72 61 41 33 30 32 50 72 80 59 RELATIVE HUMIDITY (MIN. %) 49 39 35 30 23 14 12 11 11 21 35 45 27 RELATIVE HUMIDITY (MEAN% 03UTC) 76 71 68 66 57 39 33 29 31 47 67 74 55 RELATIVE HUMIDITY (MEAN% 09UTC) 59 51 45 40 30 18 17 15 16 27 45 56 35 RELATIVE HUMIDITY (MEAN% 15UTC) 62 52 46 39 30 17 15 14 15 29 48 59 36 RH=0 => RELATIVE HUMIDITY < 0.5% AMOUNT OF PRECIPITATION MM. 67.4 60.4 102.0 68.6 21.1 2.7 0.6 0.4 0.1 14.0 64.3 70.6 472.2 DAYS WITH PRECIPITATION >=10 2.1 2.0 3.7 2.1 0.6 0.1 0.0 0.0 0.0 0.3 2.2 2.5 15.6 DAYS WITH PRECIPITATION >= 5 3.6 4.0 5.2 3.6 1.7 0.1 0.0 0.1 0.0 1.2 3.6 4.2 27.3 DAYS WITH PRECIPITATION >= 1 8.0 7.2 8.9 7.1 3.4 0.5 0.2 0.1 0.0 2.4 5.5 7.3 50.6 DAYS WITH PRECIPITATION 10.7 10.0 11.7 11.1 6.7 1.1 0.8 0.3 0.5 4.4 7.8 9.6 74.7 GREATEST DAILY PRECIPITATION 44.0 48.0 72.0 61.0 26.0 24.0 3.0 5.0 0.7 19.0 51.4 61.0 72.0 YEAR-DAY 99- 9 92-24 0-24 90- 2 92- 9 1-12 98-30 96-29 1-23 94-19 94-17 0- 1 0 DAY WITH THUNDER STORM 0.3 0.4 1.4 2.5 2.8 0.8 0.4 0.4 0.4 1.3 1.2 0.6 12.5 DAYS WITH SNOW OR SLEET 6.2 4.9 2.4 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.2 2.5 16.4 DAYS WITH DUST 0.0 0.7 0.9 1.4 1.8 1.2 1.9 1.0 0.8 0.4 0.1 0.1 10.3 WIND DIRECTION (PREVAILING) 180 180 180 180 180 180 180 180 180 180 180 180 180 PREVAILING WIND SPEED(KNOTS) 12.0 12.2 11.9 12.1 11.1 10.4 9.7 9.1 9.0 10.1 11.8 12.0 10.9 PREVAILING WIND PERCENT 20.4 25.5 26.8 24.7 18.8 19.8 23.2 22.1 21.8 21.7 21.5 22.6 22.4 CALMS PERCENT OF WIND 36.4 26.4 24.6 23.6 27.5 24.8 24.4 25.4 28.2 32.4 35.2 37.2 28.8 NO. OF WIND OBSERVATION 218.9 199.1 218.9 208.2 220.6 213.5 220.6 226.1 214.5 220.5 213.5 220.6 2595.0 VECTOR WIND DIRECTION (MEAN) 173 178 183 191 226 227 195 203 225 201 176 166 191 VECTOR WIND MAGNITUDE(KNOTS) 2.5 3.3 3.3 3.3 2.1 2.2 1.7 1.5 1.7 1.9 2.7 3.2 2.3 WIND STEADINESES (MEAN %) 40.3 43.4 42.9 41.2 29.2 31.9 25.0 23.8 27.9 31.7 43.5 51.6 33.8 WIND SPEED (MEAN KNOTS) 6.2 7.6 7.7 8.0 7.2 6.9 6.8 6.3 6.1 6.0 6.2 6.2 6.8 FASTEST WIND DIRECTION 360 200 170 310 180 240 340 270 200 190 190 180 310 FASTEST WIND SPEED (KNOTS) 39 49 56 78 47 49 52 51 43 43 58 39 78 YEAR-DAY 93-17 4-11 3-26 93- 2 2-24 97-15 98-29 98- 5 97-26 5-20 89-30 92-17 93 DAYS WITH SKY CLEAR (0-2)/8 13.2 11.9 12.4 10.5 17.6 27.1 27.5 28.4 28.3 22.0 14.8 11.8 225.5 DAYS WITH P.CLOUDY (3-6)/8 10.0 10.7 10.6 13.5 10.8 2.6 3.4 2.6 1.7 7.6 10.8 11.9 96.2 DAYS WITH CLOUDY (7-8)/8 7.8 5.6 8.0 5.9 2.6 0.3 0.2 0.0 0.0 1.4 4.5 7.2 43.5 DAYS WITH VISIBILITY =< 2 KM 3.9 2.4 2.2 0.4 0.4 0.1 0.0 0.0 0.2 0.2 0.4 2.2 12.4 DURATION OF SUNSHINE HOURS 164.0 181.8 214.4 225.6 308.7 351.8 352.5 346.1 315.3 263.5 199.8 165.2 3088.7 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1989-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL MEAN QFE PRESSURE IN HPA 838.3 837.2 836.7 837.4 837.3 834.6 833.0 834.4 837.6 840.7 840.6 840.2 837.3 MAX. QFE PRESSURE IN HPA 851.0 848.9 849.0 847.3 846.0 846.0 844.0 841.1 846.6 847.6 849.5 849.7 851.0 YEAR-DAY 92-10 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 95-25 96-15 98- 9 92-10 MIN. QFE PRESSURE IN HPA 822.9 824.0 822.3 825.7 825.8 826.7 826.2 828.0 829.2 833.6 825.2 824.0 822.3 YEAR-DAY 3-28 1-21 3-26 2- 3 4-15 3-30 95-16 94- 1 0- 2 96- 5 1-18 2-21 3-26 MEAN QNH PRESSURE IN HPA 1020.1 1018.7 1018.1 1019.0 1018.9 1015.8 1013.8 1015.5 1019.2 1022.9 1022.7 1022.2 1018.9 MAX. QNH PRESSURE IN HPA 1034.9 1032.5 1032.6 1030.6 1029.1 1029.1 1026.7 1023.3 1029.8 1031.0 1033.2 1033.4 1034.9 YEAR-DAY 92-10 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 95-25 96-15 98- 9 92-10 MIN. QNH PRESSURE IN HPA 1002.0 1003.3 1001.3 1005.3 1005.4 1006.5 1005.9 1008.0 1009.4 1014.5 1004.7 1003.3 1001.3 YEAR-DAY 3-28 1-21 3-26 2- 3 4-15 3-30 95-16 94- 1 0- 2 96- 5 1-18 2-21 3-26 MEAN QFF PRESSURE IN HPA 1022.3 1019.2 1015.3 1012.5 1009.3 1002.0 997.4 999.9 1006.8 1014.7 1019.1 1022.2 1011.7 MAX. QFF PRESSURE IN HPA 1042.8 1037.3 1032.2 1025.7 1020.8 1014.3 1007.5 1010.7 1020.0 1026.2 1032.4 1044.2 1044.2 YEAR-DAY 96-26 0-11 3- 2 97-13 97- 6 95- 2 0-31 96-30 94-23 5-23 96-18 99- 6 99- 6 MIN. QFF PRESSURE IN HPA 1001.1 1000.0 996.7 1000.2 996.7 990.9 987.9 991.0 995.8 1003.5 1001.9 1001.0 987.9 YEAR-DAY 3-28 3-20 3-26 3-20 1-30 97-29 95-20 94-10 94- 1 95-12 1-18 2-21 95-20 PRESSURE AT HOUR 0000 UTC. MEAN QFE PRESSURE IN HPA 838.3 836.9 836.0 837.2 837.2 834.4 832.6 834.5 837.6 840.8 840.4 840.2 837.2 MAX. QFE PRESSURE IN HPA 846.4 847.2 845.7 846.0 843.4 840.4 840.1 840.3 845.0 845.9 848.8 848.5 848.8 YEAR-DAY 0-31 2- 6 2-12 98-12 99-28 98- 6 0-31 99-20 94-24 93-18 96-16 99- 6 96-16 MIN. QFE PRESSURE IN HPA 824.2 826.1 825.5 828.3 829.7 827.4 827.3 828.9 830.9 834.7 829.9 827.0 824.2 YEAR-DAY 5-23 3-19 3-13 97- 5 1- 9 99-25 99-14 94- 2 0- 3 96-27 1-18 94- 4 5-23 MEAN QNH PRESSURE IN HPA 1020.1 1018.4 1017.4 1018.7 1018.7 1015.5 1013.4 1015.7 1019.2 1023.0 1022.5 1022.3 1018.7 MAX. QNH PRESSURE IN HPA 1029.6 1030.5 1028.7 1029.1 1026.0 1022.5 1022.2 1022.4 1027.9 1029.0 1032.4 1032.0 1032.4 YEAR-DAY 0-31 2- 6 2-12 98-12 99-28 98- 6 0-31 99-20 94-24 93-18 96-16 99- 6 96-16 MIN. QNH PRESSURE IN HPA 1003.5 1005.7 1005.0 1008.3 1010.0 1007.3 1007.2 1009.0 1011.4 1015.8 1010.2 1006.8 1003.5 YEAR-DAY 5-23 3-19 3-13 97- 5 1- 9 99-25 99-14 94- 2 0- 3 96-27 1-18 94- 4 5-23 MEAN QFF PRESSURE IN HPA 1021.6 1018.4 1014.7 1012.1 1009.1 1002.1 997.5 999.7 1006.3 1014.0 1018.3 1021.5 1011.3 MAX. QFF PRESSURE IN HPA 1039.0 1035.2 1029.0 1023.3 1018.7 1013.3 1006.2 1007.7 1018.0 1022.8 1030.5 1041.1 1041.1 YEAR-DAY 5-14 0-11 3- 2 97-12 97-12 95- 1 0-31 96-31 94-24 5-24 96-16 99- 6 99- 6 MIN. QFF PRESSURE IN HPA 1006.2 1004.2 1002.1 1001.8 996.7 991.0 989.6 992.1 997.5 1004.6 1004.9 1007.0 989.6 YEAR-DAY 97-16 98- 8 3-13 97- 5 1-30 99-25 0-11 94- 2 94- 1 95-12 4-23 2-21 0-11 PRESSURE AT HOUR 0300 UTC. MEAN QFE PRESSURE IN HPA 838.3 837.2 836.9 837.6 837.8 835.4 833.8 835.3 838.2 841.2 840.8 840.2 837.7 MAX. QFE PRESSURE IN HPA 850.0 848.0 847.1 846.1 845.0 845.2 844.0 840.8 845.7 846.3 848.5 848.3 850.0 YEAR-DAY 92-10 2- 6 2-11 98-12 92-29 92-11 92- 6 99-20 94-23 93-18 96-16 99- 6 92-10 MIN. QFE PRESSURE IN HPA 825.9 825.1 826.4 828.1 827.5 828.0 827.7 829.5 830.9 834.9 828.4 827.4 825.1 YEAR-DAY 98-13 3-19 1-25 4-17 4-13 99-25 3- 1 94- 1 96-22 95-12 1-18 2-21 3-19 MEAN QNH PRESSURE IN HPA 1020.1 1018.8 1018.4 1019.3 1019.5 1016.7 1014.8 1016.5 1020.0 1023.5 1023.0 1022.3 1019.4 MAX. QNH PRESSURE IN HPA 1033.8 1031.4 1030.4 1029.2 1027.9 1028.1 1026.7 1023.0 1028.7 1029.4 1032.0 1031.8 1033.8 YEAR-DAY 92-10 2- 6 2-11 98-12 92-29 92-11 92- 6 99-20 94-23 93-18 96-16 99- 6 92-10 MIN. QNH PRESSURE IN HPA 1005.5 1004.6 1006.1 1008.1 1007.4 1008.0 1007.6 1009.7 1011.4 1016.1 1008.4 1007.3 1004.6 YEAR-DAY 98-13 3-19 1-25 4-17 4-13 99-25 3- 1 94- 1 96-22 95-12 1-18 2-21 3-19 MEAN QFF PRESSURE IN HPA 1023.0 1020.1 1016.8 1013.7 1010.7 1004.0 999.7 1001.7 1008.6 1016.0 1020.2 1022.9 1013.1 MAX. QFF PRESSURE IN HPA 1046.7 1037.0 1039.9 1024.6 1022.4 1017.4 1011.6 1012.1 1019.9 1024.3 1031.8 1042.4 1046.7 YEAR-DAY 92- 5 92-16 92-13 92-21 92-14 92-11 92- 6 92-31 94-23 95-27 3-25 99- 6 92- 5 MIN. QFF PRESSURE IN HPA 1004.1 1004.5 1001.3 1001.7 997.3 992.4 990.9 993.6 999.3 1005.2 1003.4 1006.5 990.9 YEAR-DAY 93- 8 3-20 1-25 99- 8 1-30 99-25 95-17 94- 2 96-22 95-12 4-23 2-21 95-17 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1989-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 0600 UTC. MEAN QFE PRESSURE IN HPA 839.4 838.3 837.8 838.4 838.3 835.7 834.1 835.8 838.9 842.2 841.8 841.2 838.5 MAX. QFE PRESSURE IN HPA 851.0 848.9 849.0 847.3 846.0 846.0 844.0 841.1 846.6 847.6 849.5 849.7 851.0 YEAR-DAY 92-10 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 95-25 96-18 98- 9 92-10 MIN. QFE PRESSURE IN HPA 826.8 826.6 824.1 827.8 826.8 828.5 828.4 829.8 831.9 835.7 827.8 827.5 824.1 YEAR-DAY 93- 8 3-19 3-26 2- 3 4-13 99-25 95-17 94- 2 0- 3 95-12 1-18 2-21 3-26 MEAN QNH PRESSURE IN HPA 1021.3 1020.0 1019.4 1020.2 1020.1 1017.1 1015.2 1017.1 1020.8 1024.6 1024.2 1023.5 1020.3 MAX. QNH PRESSURE IN HPA 1034.9 1032.5 1032.6 1030.6 1029.1 1029.1 1026.7 1023.3 1029.8 1031.0 1033.2 1033.4 1034.9 YEAR-DAY 92-10 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 95-25 96-18 98- 9 92-10 MIN. QNH PRESSURE IN HPA 1006.6 1006.3 1003.4 1007.7 1006.6 1008.6 1008.4 1010.1 1012.6 1017.0 1007.7 1007.4 1003.4 YEAR-DAY 93- 8 3-19 3-26 2- 3 4-13 99-25 95-17 94- 2 0- 3 95-12 1-18 2-21 3-26 MEAN QFF PRESSURE IN HPA 1024.3 1021.1 1017.0 1014.0 1010.6 1003.3 998.8 1001.6 1008.7 1016.7 1021.0 1024.1 1013.4 MAX. QFF PRESSURE IN HPA 1042.8 1037.3 1032.2 1025.7 1020.7 1013.7 1007.1 1009.8 1020.0 1026.2 1032.4 1044.2 1044.2 YEAR-DAY 96-26 0-11 3- 2 97-13 97- 6 95- 1 0-31 96-30 94-23 5-23 96-18 99- 6 99- 6 MIN. QFF PRESSURE IN HPA 1007.8 1004.3 1000.0 1001.6 998.2 993.4 990.6 993.7 999.2 1005.0 1005.3 1005.6 990.6 YEAR-DAY 99- 9 3-20 3-26 1-26 1-30 99-25 0-11 94- 2 94- 2 95-12 1-18 2-21 0-11 PRESSURE AT HOUR 0900 UTC. MEAN QFE PRESSURE IN HPA 838.6 837.6 837.0 837.7 837.6 834.8 833.1 834.7 837.7 841.0 840.7 840.3 837.6 MAX. QFE PRESSURE IN HPA 849.6 847.6 849.0 846.7 845.2 845.0 843.8 840.0 845.6 846.3 848.5 849.0 849.6 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 93-17 96-16 99- 5 92- 9 MIN. QFE PRESSURE IN HPA 826.9 824.1 822.3 825.7 826.4 827.9 827.7 828.9 830.8 834.5 827.0 825.1 822.3 YEAR-DAY 3-28 3-20 3-26 2- 3 4-13 3-30 95-16 94- 2 0- 2 95-12 1-18 2-21 3-26 MEAN QNH PRESSURE IN HPA 1020.4 1019.2 1018.6 1019.3 1019.2 1016.0 1014.0 1015.8 1019.4 1023.2 1022.9 1022.4 1019.2 MAX. QNH PRESSURE IN HPA 1033.3 1031.0 1032.6 1029.9 1028.1 1027.9 1026.5 1022.1 1028.6 1029.4 1032.0 1032.6 1033.3 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92-11 92- 6 99-19 94-23 93-17 96-16 99- 5 92- 9 MIN. QNH PRESSURE IN HPA 1006.7 1003.4 1001.3 1005.3 1006.1 1007.9 1007.6 1009.0 1011.3 1015.6 1006.8 1004.6 1001.3 YEAR-DAY 3-28 3-20 3-26 2- 3 4-13 3-30 95-16 94- 2 0- 2 95-12 1-18 2-21 3-26 MEAN QFF PRESSURE IN HPA 1022.2 1019.3 1015.3 1012.5 1009.1 1001.7 997.0 999.5 1006.3 1014.2 1018.7 1022.0 1011.5 MAX. QFF PRESSURE IN HPA 1039.3 1035.3 1031.0 1024.0 1018.7 1012.8 1005.4 1007.6 1019.0 1023.8 1030.7 1042.2 1042.2 YEAR-DAY 5-13 0-10 3- 2 97-13 95- 4 95- 1 0-31 96-31 94-23 94-20 96-16 99- 5 99- 5 MIN. QFF PRESSURE IN HPA 1006.8 1000.5 996.7 1000.4 998.6 992.9 989.5 991.2 997.5 1003.5 1003.5 1001.2 989.5 YEAR-DAY 99- 9 3-20 3-26 2- 3 1-30 97-30 0-11 94- 2 94- 2 95-12 1-18 2-21 0-11 PRESSURE AT HOUR 1200 UTC. MEAN QFE PRESSURE IN HPA 837.4 836.2 835.6 836.5 836.5 833.7 831.9 833.2 836.3 839.6 839.5 839.2 836.3 MAX. QFE PRESSURE IN HPA 848.8 845.3 847.6 845.2 844.0 843.8 843.1 838.3 843.8 844.8 847.6 847.7 848.8 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92- 2 92-29 99-19 94-23 93-17 96-16 99- 5 92- 9 MIN. QFE PRESSURE IN HPA 822.9 824.0 825.4 826.5 826.4 826.7 826.2 828.0 829.2 833.6 825.2 824.0 822.9 YEAR-DAY 3-28 1-21 97-29 2- 3 4-13 3-30 95-16 94- 1 0- 2 96- 5 1-18 2-21 3-28 MEAN QNH PRESSURE IN HPA 1019.0 1017.6 1016.9 1018.0 1018.0 1014.6 1012.6 1014.1 1017.7 1021.6 1021.5 1021.1 1017.7 MAX. QNH PRESSURE IN HPA 1032.4 1028.3 1031.0 1028.1 1026.7 1026.5 1025.7 1020.1 1026.5 1027.7 1031.0 1031.1 1032.4 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92- 2 92-29 99-19 94-23 93-17 96-16 99- 5 92- 9 MIN. QNH PRESSURE IN HPA 1002.0 1003.3 1004.9 1006.2 1006.1 1006.5 1005.9 1008.0 1009.4 1014.5 1004.7 1003.3 1002.0 YEAR-DAY 3-28 1-21 97-29 2- 3 4-13 3-30 95-16 94- 1 0- 2 96- 5 1-18 2-21 3-28 MEAN QFF PRESSURE IN HPA 1020.5 1017.3 1013.6 1011.2 1008.1 1000.7 995.9 998.1 1004.8 1012.6 1017.1 1020.4 1010.0 MAX. QFF PRESSURE IN HPA 1038.1 1033.7 1027.9 1020.9 1016.7 1012.8 1004.9 1006.3 1016.6 1021.4 1029.9 1040.1 1040.1 YEAR-DAY 5-13 0-10 3- 2 97-13 97- 6 95- 1 0-30 96-31 94-23 94-20 96-19 99- 5 99- 5 MIN. QFF PRESSURE IN HPA 1001.1 1000.0 999.6 1000.6 998.1 990.9 987.9 991.0 995.8 1003.6 1001.9 1001.0 987.9 YEAR-DAY 3-28 3-20 98-18 3-20 1-29 97-29 95-20 94-10 94- 1 95-12 1-18 2-21 95-20 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M CLIMATOLOGICAL NORMALS FOR THE PERIOD 1989-2005 JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL PRESSURE AT HOUR 1500 UTC. MEAN QFE PRESSURE IN HPA 837.8 836.5 835.8 836.6 836.4 833.5 831.7 833.0 836.4 839.9 840.0 839.7 836.4 MAX. QFE PRESSURE IN HPA 849.6 845.3 847.0 844.4 843.8 843.2 842.6 838.6 843.4 844.6 848.2 847.7 849.6 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92-10 92-29 96-30 94-23 93-17 96-15 99- 5 92- 9 MIN. QFE PRESSURE IN HPA 824.4 826.1 826.1 827.0 825.8 826.8 826.3 828.0 829.2 833.6 826.7 825.6 824.4 YEAR-DAY 3-28 1-21 1-25 2- 3 4-15 99-24 99-13 94- 1 0- 2 96- 5 1-18 94- 3 3-28 MEAN QNH PRESSURE IN HPA 1019.5 1017.9 1017.2 1018.0 1017.8 1014.4 1012.3 1013.9 1017.8 1021.9 1022.0 1021.7 1017.9 MAX. QNH PRESSURE IN HPA 1033.3 1028.3 1030.3 1027.2 1026.5 1025.8 1025.1 1020.4 1026.0 1027.4 1031.7 1031.1 1033.3 YEAR-DAY 92- 9 2- 6 92-13 98-12 92-29 92-10 92-29 96-30 94-23 93-17 96-15 99- 5 92- 9 MIN. QNH PRESSURE IN HPA 1003.8 1005.7 1005.7 1006.8 1005.4 1006.6 1006.0 1008.0 1009.4 1014.5 1006.5 1005.2 1003.8 YEAR-DAY 3-28 1-21 1-25 2- 3 4-15 99-24 99-13 94- 1 0- 2 96- 5 1-18 94- 3 3-28 MEAN QFF PRESSURE IN HPA 1022.3 1019.1 1015.5 1012.4 1008.9 1001.7 997.2 999.1 1006.4 1014.5 1019.3 1022.3 1011.6 MAX. QFF PRESSURE IN HPA 1047.2 1036.0 1038.1 1022.1 1021.1 1015.8 1009.4 1009.2 1016.8 1023.2 1032.0 1041.1 1047.2 YEAR-DAY 92- 5 92-12 92-13 92- 3 92-14 92- 1 92-29 92-31 94-23 5-23 96-19 99- 5 92- 5 MIN. QFF PRESSURE IN HPA 1003.9 1005.0 1001.6 1000.2 997.3 991.4 988.8 991.7 997.1 1005.3 1004.8 1002.6 988.8 YEAR-DAY 3-28 1-21 3-12 3-20 4-15 97-29 95-20 94-10 94- 2 95-12 1-18 94- 3 95-20 PRESSURE AT HOUR 1800 UTC. MEAN QFE PRESSURE IN HPA 838.5 837.1 836.4 837.6 837.3 834.1 832.4 834.3 837.6 840.9 840.5 840.4 837.3 MAX. QFE PRESSURE IN HPA 846.8 846.9 845.3 845.0 844.0 842.1 839.5 840.3 845.0 845.7 849.5 848.7 849.5 YEAR-DAY 0-30 2- 5 2-11 98-12 97-11 98-16 0-30 99-19 94-23 93-17 96-15 99- 5 96-15 MIN. QFE PRESSURE IN HPA 826.3 826.8 825.9 829.2 827.9 827.4 827.1 829.3 830.6 834.6 827.5 826.7 825.9 YEAR-DAY 98-12 99- 5 3-12 2- 3 5- 5 99-24 95-16 94- 1 0- 2 96- 5 94-25 94- 3 3-12 MEAN QNH PRESSURE IN HPA 1020.3 1018.7 1017.8 1019.2 1018.9 1015.2 1013.2 1015.4 1019.3 1023.1 1022.6 1022.5 1018.9 MAX. QNH PRESSURE IN HPA 1030.0 1030.1 1028.3 1027.9 1026.7 1024.5 1021.5 1022.4 1027.9 1028.7 1033.2 1032.3 1033.2 YEAR-DAY 0-30 2- 5 2-11 98-12 97-11 98-16 0-30 99-19 94-23 93-17 96-15 99- 5 96-15 MIN. QNH PRESSURE IN HPA 1006.0 1006.6 1005.5 1009.4 1007.9 1007.3 1006.9 1009.5 1011.0 1015.7 1007.4 1006.5 1005.5 YEAR-DAY 98-12 99- 5 3-12 2- 3 5- 5 99-24 95-16 94- 1 0- 2 96- 5 94-25 94- 3 3-12 MEAN QFF PRESSURE IN HPA 1023.2 1019.9 1015.9 1013.0 1009.5 1001.9 997.5 1000.1 1007.3 1015.2 1019.7 1023.0 1012.2 MAX. QFF PRESSURE IN HPA 1041.0 1036.8 1030.6 1023.2 1020.3 1014.3 1005.5 1009.6 1018.2 1024.3 1031.7 1042.8 1042.8 YEAR-DAY 5-13 0-10 3- 2 97-12 97-11 95- 2 0-30 96-30 94-23 5-23 96-15 99- 5 99- 5 MIN. QFF PRESSURE IN HPA 1008.0 1005.8 1000.5 1003.0 997.1 991.8 989.0 992.8 998.4 1005.8 1004.2 1004.6 989.0 YEAR-DAY 2- 7 99-20 3-12 3-27 1-29 97-29 95-20 94-10 94- 2 95-12 94-25 94- 3 95-20 PRESSURE AT HOUR 2100 UTC. MEAN QFE PRESSURE IN HPA 838.4 837.2 836.5 837.6 837.5 834.4 832.9 834.7 837.8 841.0 840.5 840.4 837.4 MAX. QFE PRESSURE IN HPA 847.0 847.2 845.9 845.3 843.4 840.6 840.8 840.9 845.0 846.1 849.1 848.7 849.1 YEAR-DAY 0-30 2- 5 2-10 98-11 95-26 98-16 0-30 99-19 94-23 93-17 96-15 99- 5 96-15 MIN. QFE PRESSURE IN HPA 826.3 826.6 826.6 828.9 829.9 828.0 827.3 829.4 830.8 835.1 830.2 827.0 826.3 YEAR-DAY 98-12 3-18 3-12 2- 3 5- 5 99-24 99-13 94- 2 0- 2 96- 5 1-18 94- 3 98-12 MEAN QNH PRESSURE IN HPA 1020.2 1018.7 1018.0 1019.3 1019.1 1015.5 1013.7 1015.9 1019.5 1023.2 1022.6 1022.5 1019.0 MAX. QNH PRESSURE IN HPA 1030.3 1030.5 1029.0 1028.3 1026.0 1022.8 1023.0 1023.1 1027.9 1029.2 1032.7 1032.3 1032.7 YEAR-DAY 0-30 2- 5 2-10 98-11 95-26 98-16 0-30 99-19 94-23 93-17 96-15 99- 5 96-15 MIN. QNH PRESSURE IN HPA 1006.0 1006.3 1006.3 1009.0 1010.2 1008.0 1007.2 1009.6 1011.3 1016.3 1010.6 1006.8 1006.0 YEAR-DAY 98-12 3-18 3-12 2- 3 5- 5 99-24 99-13 94- 2 0- 2 96- 5 1-18 94- 3 98-12 MEAN QFF PRESSURE IN HPA 1022.1 1018.9 1015.2 1012.4 1009.1 1001.7 997.5 999.7 1006.6 1014.4 1018.8 1022.0 1011.5 MAX. QFF PRESSURE IN HPA 1039.7 1035.7 1030.7 1025.3 1019.0 1012.3 1006.8 1009.2 1018.6 1025.1 1030.0 1042.0 1042.0 YEAR-DAY 96-25 0-10 3- 2 97-11 97-11 95- 1 0-30 96-30 94-23 94-19 96-16 99- 5 99- 5 MIN. QFF PRESSURE IN HPA 1005.0 1005.0 1000.7 1003.1 997.5 991.6 989.5 991.8 998.3 1005.7 1006.6 1005.9 989.5 YEAR-DAY 97-15 98- 7 3-12 3-20 1-29 99-24 0-10 94- 1 94- 1 95-11 1-17 94- 3 0-10 ======================================================================================================================= TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 1 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF DRY BULB TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 15.1 19.8 26.4 30.3 29.1 23.8 18.5 10.6 4.8 ****** 1990 -0.3 2.6 8.4 13.6 20.9 26.9 29.6 29.6 25.8 17.7 11.9 6.3 16.1 1991 3.0 2.5 7.9 15.4 19.2 26.1 30.2 29.7 25.0 16.2 10.7 2.6 15.7 1992 -3.4 -0.4 1.9 11.5 16.6 23.7 29.6 27.5 22.9 17.0 9.9 3.1 13.3 1993 0.6 3.3 7.3 12.8 16.0 22.8 27.2 26.6 23.1 15.1 8.1 5.4 14.0 1994 3.5 3.4 7.5 14.3 17.9 24.0 28.4 28.2 21.6 14.6 9.5 1.4 14.5 1995 4.1 4.5 8.0 11.5 16.5 22.2 28.5 28.6 22.7 15.8 10.1 2.1 14.6 1996 -1.7 4.8 5.8 12.1 18.5 24.1 27.6 27.0 22.8 16.4 8.8 6.2 14.4 1997 3.3 2.0 3.9 11.5 17.0 23.8 28.3 28.9 22.2 16.8 8.5 4.6 14.2 1998 -1.1 2.2 6.7 13.8 18.4 25.3 28.1 28.2 24.0 16.4 11.7 10.3 15.3 1999 3.1 5.8 7.5 14.0 20.3 25.7 27.6 28.7 22.8 17.8 9.2 4.1 15.5 2000 1.4 0.8 7.9 15.1 20.1 24.9 28.8 28.0 22.8 15.0 7.9 2.7 14.6 2001 1.3 3.4 9.9 15.1 19.1 24.4 27.7 28.3 22.4 17.8 9.2 6.7 15.4 2002 1.6 4.7 9.1 12.2 17.8 24.0 27.1 27.1 23.4 17.8 8.4 3.4 14.7 2003 2.2 3.7 6.8 13.0 17.6 23.6 27.9 27.9 24.6 19.5 10.0 4.9 15.1 2004 4.7 6.5 12.1 12.5 18.4 26.1 29.0 27.5 23.1 17.2 9.3 1.0 15.6 2005 -4.1 1.5 8.6 14.1 17.4 24.3 28.9 27.3 22.6 17.3 8.8 6.0 14.4 MEAN 1.1 3.2 7.5 13.4 18.3 24.6 28.5 28.1 23.3 16.9 9.6 4.5 14.9 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 2 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 7.6 10.6 14.9 19.5 18.9 13.3 10.0 5.0 -0.3 ****** 1990 -4.7 -2.5 2.1 5.7 11.1 15.5 19.8 18.6 14.4 9.3 5.1 0.3 7.9 1991 -1.6 -2.7 2.7 7.1 9.3 15.1 19.1 19.0 14.1 8.6 3.9 -1.5 7.8 1992 -7.3 -4.0 -3.3 5.3 9.5 14.2 19.3 17.7 12.8 7.4 4.5 -0.3 6.3 1993 -3.8 -1.2 1.3 6.1 9.4 13.7 18.4 18.0 14.5 8.2 3.7 1.1 7.5 1994 -0.2 -1.0 2.4 7.9 10.6 14.7 19.5 18.9 13.9 9.2 5.8 -2.3 8.3 1995 -0.8 0.2 2.1 5.8 9.9 14.0 19.8 19.4 14.2 8.2 4.0 -2.3 7.9 1996 -5.4 0.8 1.2 6.7 11.3 15.1 19.6 18.5 14.2 9.3 3.9 2.1 8.1 1997 -1.0 -3.3 -0.2 5.6 9.7 15.7 19.2 19.9 14.0 10.4 4.5 0.4 7.9 1998 -4.7 -1.7 2.3 7.6 10.9 16.2 19.3 20.0 16.1 9.3 5.6 5.4 8.9 1999 -0.9 0.1 1.9 7.6 11.5 16.5 19.3 20.3 13.8 10.7 4.3 -0.2 8.7 2000 -2.5 -4.6 1.4 8.4 11.5 14.8 19.7 19.7 14.5 8.6 3.4 -0.8 7.8 2001 -3.2 -1.6 3.9 7.8 11.3 15.0 18.7 19.5 14.0 11.7 3.9 2.7 8.6 2002 -2.2 -0.5 3.0 7.2 9.8 14.6 17.8 17.5 13.9 10.7 3.5 -0.4 7.9 2003 -2.0 -0.3 1.8 7.3 10.1 14.7 18.6 18.8 13.6 11.3 3.8 0.6 8.2 2004 0.3 0.7 5.6 6.4 10.6 15.5 18.6 18.6 14.6 10.2 5.0 -2.4 8.6 2005 -8.2 -2.6 3.2 7.8 10.1 15.3 20.2 18.6 13.9 10.8 4.3 2.1 8.0 MEAN -3.0 -1.5 2.0 6.9 10.4 15.0 19.2 18.9 14.1 9.6 4.4 0.2 8.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 3 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MAXIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 20.2 25.5 32.7 36.5 35.5 30.4 24.6 14.8 9.4 ****** 1990 3.0 6.7 13.6 18.5 26.7 33.0 35.5 36.4 32.6 23.3 17.5 11.3 21.5 1991 6.6 6.9 12.7 20.9 24.7 32.3 36.7 36.3 31.5 21.6 15.9 6.0 21.0 1992 -0.2 2.8 6.0 16.4 21.0 29.2 35.5 33.4 28.9 23.5 14.7 6.1 18.1 1993 4.4 7.0 11.5 17.7 22.6 31.0 34.8 34.4 31.8 22.4 13.5 10.9 20.2 1994 8.2 8.0 12.6 20.7 24.5 31.5 36.6 36.7 29.0 20.8 14.1 5.9 20.7 1995 10.1 10.0 14.4 17.6 23.5 29.7 36.5 36.8 30.4 23.5 16.7 7.5 21.4 1996 2.8 9.6 10.6 17.7 25.8 32.0 34.4 34.9 31.2 23.6 15.0 11.8 20.8 1997 8.6 7.8 8.6 17.2 24.0 31.2 36.5 37.3 29.9 23.5 13.5 9.4 20.6 1998 3.1 7.3 12.1 20.3 25.5 33.2 35.9 35.7 31.5 24.3 18.9 15.8 22.0 1999 8.0 11.7 12.8 20.2 28.1 33.3 35.2 35.9 31.5 25.1 14.8 9.2 22.1 2000 5.8 6.5 14.2 22.0 27.9 33.5 36.8 36.1 31.6 21.9 13.4 6.8 21.4 2001 7.4 9.2 16.7 22.3 26.4 33.2 35.9 36.3 31.0 24.9 15.4 11.5 22.5 2002 6.4 10.7 16.2 17.6 25.9 32.1 35.6 36.1 32.8 25.8 14.6 8.1 21.8 2003 7.7 8.9 12.6 19.0 25.2 32.0 36.7 36.4 31.6 25.3 14.8 8.8 21.6 2004 8.6 11.5 17.1 17.3 23.5 32.3 35.4 36.4 31.7 25.2 14.8 5.7 21.6 2005 1.0 6.8 14.3 20.8 24.4 32.3 36.8 35.6 31.7 24.9 14.8 11.8 21.3 MEAN 5.7 8.2 12.9 19.2 25.0 32.0 36.0 35.9 31.1 23.8 15.1 9.2 21.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 4 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M DIFFERENCE BETWEEN AVERAGE MAXIMUM AND MINIMUM TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 12.6 14.9 17.8 17.0 16.6 17.1 14.6 9.8 9.7 ****** 1990 7.7 9.2 11.5 12.8 15.6 17.5 15.7 17.8 18.2 14.0 12.4 11.0 13.6 1991 8.2 9.6 10.0 13.8 15.4 17.2 17.6 17.3 17.4 13.0 12.0 7.5 13.2 1992 7.1 6.8 9.3 11.1 11.5 15.0 16.2 15.7 16.1 16.1 10.2 6.4 11.8 1993 8.2 8.2 10.2 11.6 13.2 17.3 16.4 16.4 17.3 14.2 9.8 9.8 12.7 1994 8.4 9.0 10.2 12.8 13.9 16.8 17.1 17.8 15.1 11.6 8.3 8.2 12.4 1995 10.9 9.8 12.3 11.8 13.6 15.7 16.7 17.4 16.2 15.3 12.7 9.8 13.5 1996 8.2 8.8 9.4 11.0 14.5 16.9 14.8 16.4 17.0 14.3 11.1 9.7 12.7 1997 9.6 11.1 8.8 11.6 14.3 15.5 17.3 17.4 15.9 13.1 9.0 9.0 12.7 1998 7.8 9.0 9.8 12.7 14.6 17.0 16.6 15.7 15.4 15.0 13.3 10.4 13.1 1999 8.9 11.6 10.9 12.6 16.6 16.8 15.9 15.6 17.7 14.4 10.5 9.4 13.4 2000 8.3 11.1 12.8 13.6 16.4 18.7 17.1 16.4 17.1 13.3 10.0 7.6 13.6 2001 10.6 10.8 12.8 14.5 15.1 18.2 17.2 16.8 17.0 13.2 11.5 8.8 13.9 2002 8.6 11.2 13.2 10.4 16.1 17.5 17.8 18.6 18.9 15.1 11.1 8.5 13.9 2003 9.7 9.2 10.8 11.7 15.1 17.3 18.1 17.6 18.0 14.0 11.0 8.2 13.4 2004 8.3 10.8 11.5 10.9 12.9 16.8 16.8 17.8 17.1 15.0 9.8 8.1 13.0 2005 9.2 9.4 11.1 13.0 14.3 17.0 16.6 17.0 17.8 14.1 10.5 9.7 13.3 MEAN 8.7 9.7 10.9 12.3 14.6 17.0 16.8 17.0 17.0 14.2 10.7 9.0 13.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 5 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MEAN DAILY TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 13.9 18.0 23.8 28.0 27.2 21.8 17.3 9.9 4.5 ****** 1990 -0.8 2.1 7.9 12.1 18.9 24.2 27.6 27.5 23.5 16.3 11.3 5.8 14.7 1991 2.5 2.1 7.7 14.0 17.0 23.7 27.9 27.6 22.8 15.1 9.9 2.3 14.4 1992 -3.7 -0.6 1.3 10.9 15.3 21.7 27.4 25.6 20.8 15.4 9.6 2.9 12.2 1993 0.3 2.9 6.4 11.9 16.0 22.4 26.6 26.2 23.2 15.3 8.6 6.0 13.8 1994 4.0 3.5 7.5 14.3 17.6 23.1 28.0 27.8 21.4 15.0 10.0 1.8 14.5 1995 4.6 5.1 8.3 11.7 16.7 21.9 28.1 28.1 22.3 15.8 10.4 2.6 14.6 1996 -1.3 5.2 5.9 12.2 18.6 23.5 27.0 26.7 22.7 16.4 9.4 7.0 14.5 1997 3.8 2.2 4.2 11.4 16.8 23.4 27.8 28.6 22.0 17.0 9.0 4.9 14.3 1998 -0.8 2.8 7.2 14.0 18.2 24.7 27.6 27.8 23.8 16.8 12.3 10.6 15.4 1999 3.5 5.9 7.4 13.9 19.8 24.9 27.2 28.1 22.6 17.9 9.5 4.5 15.4 2000 1.6 0.9 7.8 15.2 19.7 24.2 28.3 27.9 23.1 15.3 8.4 3.0 14.6 2001 2.1 3.8 10.3 15.1 18.8 24.1 27.3 27.9 22.5 18.3 9.7 7.1 15.6 2002 2.1 5.1 9.6 12.4 17.8 23.4 26.7 26.8 23.4 18.3 9.0 3.9 14.9 2003 2.8 4.3 7.2 13.2 17.6 23.4 27.7 27.6 22.6 18.3 9.3 4.7 14.9 2004 4.5 6.1 11.4 11.8 17.1 23.9 27.0 27.5 23.2 17.7 9.9 1.7 15.1 2005 -3.6 2.1 8.8 14.3 17.2 23.8 28.5 27.1 22.8 17.8 9.5 6.9 14.6 MEAN 1.4 3.3 7.4 13.1 17.7 23.5 27.6 27.4 22.6 16.7 9.8 4.7 14.6 SD 2.72 1.87 2.35 1.35 1.23 0.89 0.56 0.75 0.77 1.22 0.93 2.35 1.42 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 6 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M TEMPERATURE RECORDS LOWEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 0.0 4.8 10.0 15.4 15.4 9.6 5.0 -0.6 -4.0 ****** DAY ** ** ** 1 9 1 7 31 29 24 22 22 1990 -17.0 -9.0 -6.0 0.4 4.4 12.0 15.4 15.0 11.0 6.0 1.0 -9.0 -17.0 DAY 26 1 21 5 14 21 6 10 29 30 14 28 1991 -7.0 -10.4 -5.0 0.0 4.0 9.5 14.5 15.4 9.0 5.0 0.0 -11.5 -11.5 DAY 29 13 11 13 7 1 8 27 30 3 17 24 1992 -18.0 -15.0 -14.6 -2.0 4.6 10.0 16.5 12.5 6.0 4.0 -5.0 -9.8 -18.0 DAY 6 12 2 8 5 9 12 31 30 28 27 31 1993 -9.0 -8.2 -7.0 2.0 3.2 8.6 14.2 15.6 9.0 5.8 -5.8 -2.8 -9.0 DAY 16 16 23 13 1 6 8 12 25 8 14 16 1994 -6.6 -8.0 -4.0 2.0 5.4 9.2 15.6 15.8 9.5 6.0 0.8 -13.5 -13.5 DAY 19 20 15 5 7 5 2 29 21 13 13 7 1995 -6.0 -4.0 -2.0 1.0 3.0 8.6 14.5 15.0 9.8 5.0 -6.6 -6.4 -6.6 DAY 23 10 1 7 9 6 2 23 22 18 26 20 1996 -16.2 -4.7 -3.0 2.2 6.0 9.8 16.8 14.4 9.5 3.4 -3.6 -2.0 -16.2 DAY 22 6 5 11 12 7 11 25 21 31 13 18 1997 -11.0 -12.2 -13.0 -5.2 1.8 8.4 14.4 16.8 9.6 4.4 0.0 -5.6 -13.0 DAY 29 1 8 12 6 3 7 30 15 25 28 28 1998 -16.8 -8.8 -3.4 2.2 5.4 12.4 15.0 16.0 11.4 6.2 2.6 -2.2 -16.8 DAY 16 17 3 25 4 1 7 6 23 11 27 6 1999 -6.0 -4.6 -2.4 1.2 7.2 12.2 13.0 17.0 9.6 5.6 -5.0 -11.4 -11.4 DAY 4 22 17 4 21 6 16 21 28 29 30 5 2000 -14.4 -13.8 -4.2 4.2 6.0 8.6 16.0 13.2 11.4 3.0 -0.8 -8.4 -14.4 DAY 31 9 10 1 2 14 23 31 25 29 27 17 2001 -14.2 -8.0 -0.6 3.4 5.4 9.0 15.4 16.2 11.2 8.4 -5.0 -3.4 -14.2 DAY 29 1 12 14 6 13 19 31 24 8 20 17 2002 -9.2 -5.2 -3.4 0.8 5.4 8.8 15.2 14.4 10.8 6.4 -1.0 -9.8 -9.8 DAY 26 1 1 1 3 7 4 30 18 23 22 14 2003 -8.4 -6.0 -8.4 0.4 4.4 9.0 14.8 16.2 10.2 7.4 -2.4 -6.2 -8.4 DAY 24 6 2 22 2 5 2 24 23 19 23 13 2004 -5.2 -4.4 -4.8 0.2 5.8 9.8 15.8 15.4 10.8 4.6 -4.2 -13.6 -13.6 DAY 21 8 17 2 14 3 13 25 30 25 29 30 2005 -19.0 -12.2 -3.0 -0.6 4.2 11.0 17.0 16.0 10.0 2.4 0.2 -5.4 -19.0 DAY 14 11 26 6 6 1 22 28 29 24 12 28 1989-2005 -19.0 -15.0 -14.6 -5.2 1.8 8.4 13.0 12.5 6.0 2.4 -6.6 -13.6 -19.0 YEAR-DAY 5-14 92-12 92- 2 97-12 97- 6 97- 3 99-16 92-31 92-30 5-24 95-26 4-30 5 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 7 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M TEMPERATURE RECORDS HIGHEST IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 26.0 31.4 37.4 39.6 37.0 36.0 30.0 19.0 13.0 ****** DAY ** ** ** 16 25 27 10 5 1 8 28 3 1990 8.0 12.0 18.6 26.0 32.0 36.5 38.8 39.5 34.8 27.8 22.6 17.6 39.5 DAY 5 28 10 26 24 30 25 14 15 7 4 4 1991 10.2 13.0 19.8 26.6 29.6 36.5 39.8 39.5 36.6 26.0 22.0 14.0 39.8 DAY 7 27 29 26 16 30 30 9 2 7 1 9 1992 5.5 9.6 16.0 22.0 29.5 35.8 37.2 37.2 31.0 27.6 21.5 14.6 37.2 DAY 20 22 31 22 30 30 7 5 2 4 5 12 1993 11.6 15.4 20.0 25.0 28.0 36.0 37.2 37.0 35.2 28.6 18.6 14.0 37.2 DAY 8 28 31 19 27 30 15 15 6 1 9 2 1994 15.6 14.6 19.8 26.0 31.6 34.2 38.6 40.2 35.5 25.0 17.4 11.6 40.2 DAY 1 27 31 21 31 10 29 6 1 1 3 2 1995 14.6 14.5 19.0 22.4 29.2 35.0 40.0 38.5 35.5 28.6 23.0 12.8 40.0 DAY 30 21 24 30 24 21 18 8 1 2 1 31 1996 12.2 15.4 18.6 23.6 31.6 33.8 36.5 36.8 34.5 30.2 21.8 16.6 36.8 DAY 1 9 30 30 31 30 31 1 16 1 2 28 1997 14.0 15.6 14.6 27.4 30.2 36.0 40.2 39.0 33.2 28.6 18.6 14.0 40.2 DAY 11 21 2 27 30 29 28 17 1 5 5 8 1998 9.6 14.0 18.0 26.8 32.0 37.0 41.4 37.8 36.6 29.6 21.6 20.6 41.4 DAY 4 7 23 14 28 26 12 19 1 1 20 15 1999 13.6 16.2 21.6 25.6 34.6 36.0 38.6 38.0 35.0 30.0 20.2 16.4 38.6 DAY 6 26 31 27 30 20 4 1 5 1 7 31 2000 15.4 13.6 19.4 25.6 32.4 39.4 39.5 37.8 36.2 27.4 19.5 13.0 39.5 DAY 1 23 21 28 30 30 10 4 9 1 2 31 2001 14.0 17.0 22.8 26.4 32.0 37.8 38.6 38.7 34.6 29.2 24.6 15.8 38.7 DAY 14 28 31 25 15 23 24 5 3 5 5 29 2002 12.6 15.2 21.2 27.6 31.2 35.2 38.2 39.6 36.5 30.4 22.0 15.4 39.6 DAY 4 26 13 28 30 17 20 11 2 2 11 9 2003 16.2 14.4 19.0 26.5 28.6 36.0 40.4 39.5 35.6 28.6 20.8 15.6 40.4 DAY 13 24 25 9 21 23 11 13 3 8 6 17 2004 12.2 19.4 24.0 24.4 29.6 35.2 38.4 39.6 35.4 29.4 21.6 10.6 39.6 DAY 12 29 5 29 27 26 30 17 10 10 1 5 2005 12.6 15.4 20.4 28.4 29.4 36.4 39.4 39.0 35.0 29.0 23.0 19.4 39.4 DAY 2 20 30 25 29 24 11 7 10 11 1 7 1989-2005 16.2 19.4 24.0 28.4 34.6 39.4 41.4 40.2 36.6 30.4 24.6 20.6 41.4 YEAR-DAY 3-13 4-29 4- 5 5-25 99-30 0-30 98-12 94- 6 91- 2 2- 2 1- 5 98-15 98 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 8 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M 0C COOLING DEGREE DAYS (BASE 21) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 0.0 8.3 87.1 217.8 193.4 49.9 0.7 0.0 0.0 ****** 1990 0.0 0.0 0.0 0.0 11.4 96.7 205.6 200.5 76.2 0.0 0.0 0.0 590.5 1991 0.0 0.0 0.0 0.0 0.0 84.0 213.4 205.6 68.1 0.0 0.0 0.0 571.2 1992 0.0 0.0 0.0 0.0 1.0 37.9 199.3 142.9 13.9 0.0 0.0 0.0 395.1 1993 0.0 0.0 0.0 0.0 0.5 55.3 174.5 162.0 72.3 0.0 0.0 0.0 464.7 1994 0.0 0.0 0.0 0.0 3.7 68.4 218.1 210.7 33.1 0.0 0.0 0.0 534.1 1995 0.0 0.0 0.0 0.0 0.0 49.1 221.6 219.5 57.2 2.0 0.0 0.0 549.4 1996 0.0 0.0 0.0 0.0 3.7 79.4 186.3 176.4 57.8 0.7 0.0 0.0 504.4 1997 0.0 0.0 0.0 0.0 3.2 79.5 212.1 234.4 38.3 6.9 0.0 0.0 574.5 1998 0.0 0.0 0.0 0.0 8.9 112.2 205.0 212.3 85.0 0.2 0.0 0.0 623.7 1999 0.0 0.0 0.0 0.0 19.5 117.5 192.8 220.1 58.2 1.4 0.0 0.0 609.6 2000 0.0 0.0 0.0 0.0 7.6 98.5 225.0 213.5 64.4 0.0 0.0 0.0 609.0 2001 0.0 0.0 0.0 0.0 12.9 101.9 194.9 213.9 49.5 0.5 0.0 0.0 573.8 2002 0.0 0.0 0.0 0.2 6.0 73.7 175.7 180.4 71.1 4.3 0.0 0.0 511.5 2003 0.0 0.0 0.0 0.0 0.0 79.0 206.3 204.5 53.2 6.4 0.0 0.0 549.4 2004 0.0 0.0 0.0 0.0 0.8 89.1 185.6 200.8 69.9 0.7 0.0 0.0 546.9 2005 0.0 0.0 0.0 0.0 0.0 89.5 233.9 188.9 59.5 1.2 0.0 0.0 573.0 MEAN 0.0 0.0 0.0 0.0 5.2 82.3 204.0 198.8 57.5 1.5 0.0 0.0 549.3 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 9 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M 0C HEATING DEGREE DAYS (BASE 18) YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 124.5 40.2 0.0 0.0 0.0 0.8 39.1 241.8 417.0 ****** 1990 583.5 445.4 314.6 180.2 27.2 0.0 0.0 0.0 0.0 58.8 201.1 378.8 2189.5 1991 480.4 444.7 305.8 123.3 44.3 0.0 0.0 0.0 1.0 90.8 242.7 487.5 2220.7 1992 673.7 520.5 517.6 214.5 100.2 0.0 0.0 0.0 2.6 79.5 252.1 467.5 2828.2 1993 549.4 422.9 359.4 183.7 77.8 0.1 0.0 0.0 0.0 87.6 281.0 371.9 2333.8 1994 433.3 405.9 326.4 113.6 48.7 0.7 0.0 0.0 0.0 94.4 240.9 502.4 2166.2 1995 414.0 361.4 302.1 188.6 58.7 4.9 0.0 0.0 0.1 84.6 229.3 478.3 2122.0 1996 598.3 370.9 375.5 173.1 20.0 0.0 0.0 0.0 0.0 61.1 256.5 341.8 2197.3 1997 441.0 441.6 428.4 200.9 58.8 0.0 0.0 0.0 0.0 60.2 269.9 406.4 2307.3 1998 582.0 425.8 335.4 121.8 38.1 0.0 0.0 0.0 0.0 56.3 172.4 230.3 1962.2 1999 448.0 338.5 330.0 123.3 10.0 0.0 0.0 0.0 0.0 39.6 254.3 418.4 1962.1 2000 507.3 495.2 315.1 82.7 8.7 0.0 0.0 0.0 0.0 90.2 288.0 465.0 2252.1 2001 492.5 396.7 239.5 91.2 30.6 1.0 0.0 0.0 0.0 17.3 250.0 339.4 1858.3 2002 492.1 361.3 261.1 175.1 43.6 0.0 0.0 0.0 0.0 36.7 268.7 438.5 2077.1 2003 470.0 384.3 334.3 147.2 30.2 0.0 0.0 0.0 0.0 21.1 261.5 412.3 2060.8 2004 419.4 344.9 207.4 184.5 49.8 0.0 0.0 0.0 0.0 35.7 243.3 506.5 1991.5 2005 670.4 445.4 286.7 120.6 39.2 0.0 0.0 0.0 0.0 38.6 253.7 342.9 2197.5 MEAN 516.0 412.9 327.5 149.9 42.7 0.4 0.0 0.0 0.3 58.3 247.5 412.1 2167.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 10 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF DEW POINT TEMPERATURE IN C. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1990 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ****** 1991 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** -0.7 -4.2 ****** 1992 -9.8 -6.5 -4.5 1.0 4.4 4.4 4.3 4.4 -1.2 -1.9 -0.7 -2.9 -0.7 1993 -5.6 -4.8 -4.9 1.4 4.6 0.8 2.6 2.0 -2.5 -2.0 -0.1 -1.4 -0.8 1994 -2.1 -5.8 -1.5 2.0 2.5 -0.3 3.7 -1.5 -2.1 4.1 2.4 -5.1 -0.3 1995 -3.2 -2.3 -0.6 3.3 6.8 7.3 2.6 -0.7 -1.1 -3.3 -6.6 -3.9 -0.1 1996 -6.4 -1.4 -1.1 1.5 4.7 2.2 5.1 1.2 -1.3 -1.9 -1.5 -2.3 -0.1 1997 -4.6 -8.5 -2.4 0.4 3.1 1.9 0.3 0.1 -3.8 -0.6 2.1 -1.9 -1.2 1998 -5.3 -3.1 -0.9 1.2 3.1 2.4 3.6 3.2 -0.4 -2.0 -2.7 -4.7 -0.5 1999 -2.5 -3.2 -1.9 -0.3 -2.2 -2.6 3.8 2.0 -3.7 -0.8 -1.0 -3.3 -1.3 2000 -5.4 -6.8 -6.5 0.4 -2.6 -3.1 -0.2 -1.2 -4.6 -0.8 -0.1 -1.9 -2.7 2001 -5.9 -4.9 -1.8 -2.0 -0.0 -0.5 2.0 1.2 0.5 -0.5 -2.9 -1.1 -1.3 2002 -4.6 -4.9 -4.4 2.2 -0.3 -0.4 1.8 0.8 -2.2 -0.6 0.3 -3.0 -1.3 2003 -5.2 -4.3 -3.5 2.4 1.6 0.6 -0.9 -1.2 -3.8 -0.3 -2.3 -2.6 -1.6 2004 -2.8 -6.3 -3.1 2.2 3.8 1.9 3.0 0.1 -5.2 -3.3 0.4 -5.7 -1.3 2005 -8.4 -4.7 -2.6 1.2 2.6 1.5 5.4 3.0 -3.1 -2.6 0.3 -2.1 -0.8 MEAN -5.1 -4.8 -2.8 1.2 2.3 1.2 2.6 1.0 -2.5 -1.2 -0.9 -3.1 -1.0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 11 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MIXING RATIO IN G/KG YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1990 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1991 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 4.39 3.56 ***** 1992 2.33 2.94 3.47 5.03 6.44 6.39 6.39 6.46 4.40 4.07 4.64 3.91 4.71 1993 3.11 3.38 3.39 5.26 6.56 5.03 5.79 5.44 3.98 4.12 4.79 4.22 4.59 1994 4.06 3.12 4.23 5.44 5.65 4.64 6.24 4.27 4.12 6.40 5.68 3.31 4.76 1995 3.72 3.95 4.54 5.94 7.61 7.86 5.79 4.46 4.34 3.68 3.09 3.48 4.87 1996 3.02 4.22 4.33 5.31 6.59 5.69 6.73 5.17 4.33 4.08 4.35 3.97 4.82 1997 3.30 2.53 4.02 4.95 5.88 5.50 4.86 4.74 3.57 4.62 5.42 4.09 4.46 1998 3.29 3.75 4.51 5.13 5.91 5.68 6.19 6.02 4.65 4.12 3.93 3.54 4.73 1999 3.94 3.73 4.11 4.71 4.04 3.90 6.28 5.42 3.60 4.48 4.43 3.83 4.37 2000 3.22 2.89 3.06 4.99 4.00 3.77 4.69 4.48 3.40 4.64 4.68 4.13 4.00 2001 3.06 3.28 4.16 4.15 4.75 4.70 5.53 5.19 4.91 4.66 3.93 4.42 4.40 2002 3.38 3.27 3.67 5.55 4.64 4.58 5.40 4.98 3.97 4.47 4.85 3.84 4.38 2003 3.22 3.45 3.77 5.59 5.31 4.94 4.42 4.30 3.62 4.65 4.15 3.99 4.28 2004 3.84 3.06 3.76 5.61 6.23 5.40 5.86 4.89 3.25 3.75 4.96 3.15 4.48 2005 2.59 3.34 4.07 5.28 5.65 5.24 6.91 5.99 3.78 3.92 4.79 4.01 4.63 MEAN 3.29 3.35 3.94 5.21 5.66 5.24 5.79 5.13 4.00 4.40 4.54 3.83 4.53 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 12 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF VAPOUR PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1990 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1991 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 5.91 4.78 ***** 1992 3.13 3.94 4.66 6.73 8.61 8.54 8.52 8.58 5.88 5.46 6.22 5.22 6.29 1993 4.16 4.52 4.53 7.01 8.73 6.70 7.68 7.25 5.32 5.54 6.41 5.67 6.13 1994 5.43 4.17 5.65 7.26 7.54 6.16 8.25 5.68 5.51 8.56 7.59 4.44 6.35 1995 5.00 5.28 6.07 7.92 10.13 10.41 7.66 5.94 5.79 4.95 4.14 4.67 6.50 1996 4.05 5.63 5.76 7.09 8.78 7.55 8.93 6.88 5.78 5.47 5.84 5.34 6.43 1997 4.42 3.39 5.35 6.60 7.85 7.32 6.44 6.31 4.79 6.19 7.26 5.48 5.95 1998 4.40 5.01 6.02 6.84 7.88 7.56 8.21 8.00 6.21 5.53 5.29 4.75 6.31 1999 5.27 4.99 5.48 6.29 5.40 5.20 8.31 7.22 4.82 6.00 5.94 5.15 5.84 2000 4.30 3.87 4.09 6.66 5.34 5.02 6.23 5.96 4.55 6.22 6.27 5.54 5.34 2001 4.10 4.39 5.56 5.55 6.33 6.24 7.34 6.91 6.57 6.24 5.27 5.92 5.87 2002 4.53 4.39 4.90 7.39 6.19 6.10 7.17 6.62 5.32 6.00 6.50 5.13 5.85 2003 4.31 4.60 5.03 7.46 7.09 6.57 5.86 5.74 4.84 6.23 5.56 5.35 5.72 2004 5.13 4.10 5.03 7.47 8.28 7.18 7.78 6.49 4.36 5.04 6.64 4.22 5.98 2005 3.47 4.46 5.44 7.05 7.54 6.97 9.14 7.95 5.06 5.27 6.42 5.39 6.18 MEAN 4.41 4.48 5.25 6.95 7.55 6.97 7.68 6.82 5.34 5.91 6.08 5.14 6.05 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 13 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF SATURATION DEFICIT PRESSURE IN HPA YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1990 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 1991 ***** ***** ***** ***** ***** ***** ***** ***** ***** ***** 7.63 2.99 ***** 1992 1.95 2.24 2.86 7.54 11.16 21.98 34.64 29.95 23.29 14.86 6.50 2.68 13.30 1993 2.53 3.56 6.19 8.45 10.39 22.67 29.76 28.98 24.60 12.41 4.90 3.60 13.17 1994 2.72 3.87 5.08 9.84 13.99 25.20 32.38 34.59 21.43 8.56 4.54 2.71 13.74 1995 3.49 3.37 5.10 6.15 9.53 17.89 33.36 35.15 23.23 14.07 8.99 2.66 13.58 1996 1.84 3.24 3.72 7.62 13.61 24.07 29.29 30.22 23.41 14.12 5.97 4.46 13.46 1997 3.64 4.20 3.06 7.87 12.54 23.57 34.05 35.47 23.20 13.98 4.14 3.19 14.08 1998 1.61 2.42 4.25 9.77 14.52 26.47 31.77 31.85 24.82 14.16 9.01 8.20 14.90 1999 2.55 4.60 5.27 10.37 19.77 29.47 30.35 33.50 24.72 15.39 6.19 3.58 15.48 2000 2.82 3.12 7.08 11.20 19.36 28.26 34.97 33.41 24.67 11.61 4.69 2.09 15.27 2001 3.01 3.71 7.20 12.45 17.10 26.52 31.55 33.12 21.91 14.88 7.07 4.21 15.23 2002 2.62 4.55 7.32 7.55 15.59 25.30 30.47 31.21 25.22 15.49 5.01 3.03 14.45 2003 3.23 3.64 5.30 8.23 13.96 24.35 33.70 33.59 27.82 17.45 7.22 3.66 15.18 2004 3.62 6.04 10.22 7.60 13.88 28.35 34.19 32.25 25.58 15.53 5.67 2.68 15.47 2005 1.40 2.81 6.15 9.95 13.23 24.95 32.48 30.12 24.05 15.55 5.36 4.50 14.21 MEAN 2.64 3.67 5.63 8.90 14.19 24.93 32.35 32.39 24.14 14.15 6.19 3.62 14.40 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 14 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** *** 49 65 *** 1992 63 65 66 53 50 32 22 25 22 30 53 68 46 1993 67 59 47 52 51 26 22 22 20 35 60 65 44 1994 70 56 57 47 40 22 22 16 22 55 64 64 45 1995 62 64 58 61 57 42 21 16 22 30 34 67 45 1996 73 67 65 53 45 26 25 20 22 31 54 59 45 1997 59 49 68 51 44 26 18 16 19 36 66 66 43 1998 75 70 64 46 41 26 23 23 22 33 41 40 42 1999 70 56 57 42 25 17 25 19 19 32 53 66 40 2000 65 62 40 41 25 17 17 16 18 40 61 75 40 2001 64 59 49 36 32 23 21 19 26 33 49 62 39 2002 66 55 45 56 34 22 21 19 19 31 60 66 41 2003 64 59 52 53 37 24 17 16 17 30 47 62 40 2004 62 45 41 54 42 23 21 18 16 27 57 63 39 2005 74 66 50 46 41 24 23 23 19 27 59 60 43 MEAN 67 59 54 49 40 25 21 19 20 34 54 63 42 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 15 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MAXIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** 69 67 78 *** 1992 75 78 81 74 70 52 34 38 37 45 71 84 62 1993 81 75 70 76 75 43 34 33 31 49 79 83 61 1994 87 77 79 70 61 38 35 25 33 74 81 81 62 1995 81 83 78 82 76 62 32 26 36 44 50 84 61 1996 86 87 86 79 67 43 36 31 37 46 72 77 62 1997 77 71 87 72 67 41 28 25 29 52 84 86 60 1998 88 87 84 70 63 41 38 35 34 48 56 56 58 1999 87 78 78 65 43 28 39 29 30 47 70 82 56 2000 81 81 63 61 41 29 27 26 28 58 77 89 55 2001 80 80 69 57 49 39 35 29 40 49 71 81 57 2002 82 74 64 76 55 36 35 31 29 44 79 84 57 2003 79 79 77 75 56 39 28 25 30 45 65 80 57 2004 78 65 59 77 65 39 33 28 27 40 79 78 56 2005 88 83 72 68 61 37 32 34 29 41 76 75 58 MEAN 82 78 75 72 61 41 33 30 32 50 72 80 59 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 16 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF MINIMUM RELATIVE HUMIDITY IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** 32 34 51 *** 1992 52 52 52 36 35 19 14 16 13 19 39 54 33 1993 53 43 30 35 30 13 13 13 11 21 41 44 29 1994 49 34 37 28 21 11 12 8 13 36 45 46 28 1995 41 43 37 40 37 25 11 9 13 18 20 47 28 1996 56 45 43 31 25 14 16 12 12 18 35 37 29 1997 41 29 50 32 24 14 10 9 9 21 45 43 27 1998 59 51 43 26 22 14 12 13 12 18 24 26 27 1999 49 33 38 22 12 8 14 12 10 19 34 48 25 2000 43 39 19 24 12 9 9 9 9 24 39 57 24 2001 45 37 29 17 18 11 11 11 15 19 28 44 24 2002 46 33 25 37 16 12 11 11 11 19 39 46 26 2003 46 38 29 33 22 13 9 9 9 19 31 45 25 2004 45 28 28 36 29 14 13 11 8 16 35 45 26 2005 58 46 31 26 23 15 17 14 10 16 39 42 28 MEAN 49 39 35 30 23 14 12 11 11 21 35 45 27 RH=0 =====> RELATIVE HUMIDITY < 0.5% =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 17 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF RELATIVE HUMIDITY AT 03 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** 68 64 73 *** 1992 67 70 76 71 69 52 34 39 35 45 66 81 59 1993 78 71 66 71 68 40 34 32 28 46 73 76 57 1994 79 67 74 63 57 34 35 24 32 70 74 74 57 1995 76 76 73 75 73 59 32 26 35 42 43 79 57 1996 80 79 79 69 64 38 35 30 33 43 67 70 57 1997 72 61 75 66 61 39 28 24 29 48 80 78 55 1998 81 79 75 64 59 39 36 34 33 46 54 51 54 1999 84 71 73 60 40 27 36 29 29 45 67 77 53 2000 74 75 58 56 39 28 26 25 27 54 74 85 52 2001 74 74 64 54 47 36 34 29 38 44 61 73 52 2002 74 71 58 70 50 35 35 30 28 41 74 74 53 2003 74 69 67 65 54 38 27 25 30 43 62 77 53 2004 76 60 56 72 63 39 33 28 26 37 71 71 53 2005 80 73 64 61 58 37 32 34 28 37 72 68 54 MEAN 76 71 68 66 57 39 33 29 31 47 67 74 55 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 18 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF RELATIVE HUMIDITY AT 09 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** 40 42 61 *** 1992 59 63 61 49 43 24 18 22 21 26 49 63 42 1993 63 55 40 45 38 19 17 17 15 28 54 55 37 1994 58 48 47 39 29 16 18 12 18 46 56 55 37 1995 52 55 46 49 44 31 16 12 17 23 29 59 36 1996 65 59 54 39 32 20 20 16 17 23 45 51 37 1997 50 40 59 44 33 19 14 14 14 26 54 57 35 1998 66 62 56 35 29 18 17 17 16 24 33 33 34 1999 59 46 47 29 15 10 19 15 14 24 43 59 32 2000 58 50 31 30 16 12 13 13 13 32 51 70 32 2001 56 53 39 24 23 17 16 15 20 25 38 56 32 2002 56 44 36 44 22 15 16 15 15 25 51 56 33 2003 57 48 41 45 26 17 12 13 13 25 39 53 32 2004 57 37 36 49 37 18 17 15 12 22 50 55 34 2005 67 56 39 38 30 19 21 19 16 21 47 52 35 MEAN 59 51 45 40 30 18 17 15 16 27 45 56 35 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 19 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M AVERAGE OF RELATIVE HUMIDITY AT 15 UTC. IN PERCENT YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 *** *** *** *** *** *** *** *** *** *** *** *** *** 1990 *** *** *** *** *** *** *** *** *** *** *** *** *** 1991 *** *** *** *** *** *** *** *** *** 43 47 62 *** 1992 64 66 64 44 43 23 17 20 16 24 52 64 41 1993 64 54 42 46 39 15 15 16 15 29 52 59 37 1994 63 46 46 33 27 15 15 10 16 46 59 59 36 1995 53 53 47 52 47 30 14 11 16 22 28 61 36 1996 70 59 56 44 32 16 19 15 15 24 49 52 38 1997 52 41 64 39 32 17 12 12 13 30 60 59 36 1998 72 66 54 34 29 19 14 16 16 27 33 36 35 1999 62 47 45 31 17 11 18 14 13 26 45 59 32 2000 60 56 29 32 15 11 11 11 13 33 54 73 33 2001 55 45 36 24 22 16 13 13 19 28 46 56 31 2002 64 45 36 46 23 14 13 13 15 27 53 62 34 2003 58 57 44 43 26 16 11 11 12 28 46 60 34 2004 58 39 35 48 33 17 15 13 11 19 48 61 33 2005 72 58 40 32 28 16 18 16 14 22 54 57 36 MEAN 62 52 46 39 30 17 15 14 15 29 48 59 36 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 20 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 1989 *** *** *** 0 7 26 31 31 15 1 0 0 *** 1990 0 0 0 0 10 29 31 31 28 0 0 0 129 1991 0 0 0 0 0 27 31 31 22 0 0 0 111 1992 0 0 0 0 0 15 31 28 9 0 0 0 83 1993 0 0 0 0 0 23 31 31 25 0 0 0 110 1994 0 0 0 0 3 24 31 31 8 0 0 0 97 1995 0 0 0 0 0 19 31 31 17 0 0 0 98 1996 0 0 0 0 3 28 31 31 24 2 0 0 119 1997 0 0 0 0 3 22 31 31 19 0 0 0 106 1998 0 0 0 0 5 26 31 31 22 0 0 0 115 1999 0 0 0 0 8 30 30 31 21 1 0 0 121 2000 0 0 0 0 7 28 31 31 21 0 0 0 118 2001 0 0 0 0 7 25 31 31 21 0 0 0 115 2002 0 0 0 0 6 26 31 31 30 1 0 0 125 2003 0 0 0 0 0 24 31 31 21 0 0 0 107 2004 0 0 0 0 0 26 31 31 18 0 0 0 106 2005 0 0 0 0 0 25 31 31 26 0 0 0 113 MEAN 0.0 0.0 0.0 0.0 3.5 24.9 30.9 30.8 20.4 0.3 0.0 0.0 110.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 21 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 1989 *** *** *** 0 0 0 0 0 0 0 0 0 *** 1990 6 0 0 0 0 0 0 0 0 0 0 2 8 1991 1 1 0 0 0 0 0 0 0 0 0 3 5 1992 15 7 3 0 0 0 0 0 0 0 0 1 26 1993 3 1 0 0 0 0 0 0 0 0 0 0 4 1994 0 1 0 0 0 0 0 0 0 0 0 4 5 1995 0 0 0 0 0 0 0 0 0 0 0 0 0 1996 14 0 0 0 0 0 0 0 0 0 0 0 14 1997 0 1 1 0 0 0 0 0 0 0 0 0 2 1998 5 0 0 0 0 0 0 0 0 0 0 0 5 1999 0 0 0 0 0 0 0 0 0 0 0 4 4 2000 3 5 0 0 0 0 0 0 0 0 0 0 8 2001 4 0 0 0 0 0 0 0 0 0 0 0 4 2002 0 1 0 0 0 0 0 0 0 0 0 0 1 2003 1 0 0 0 0 0 0 0 0 0 0 0 1 2004 0 0 0 0 0 0 0 0 0 0 0 3 3 2005 16 3 0 0 0 0 0 0 0 0 0 0 19 MEAN 4.2 1.2 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 6.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 22 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 1989 *** *** *** 0 0 0 8 5 0 0 0 0 *** 1990 0 0 0 0 0 0 12 5 1 0 0 0 18 1991 0 0 0 0 0 0 5 8 0 0 0 0 13 1992 0 0 0 0 0 0 4 2 0 0 0 0 6 1993 0 0 0 0 0 0 5 1 0 0 0 0 6 1994 0 0 0 0 0 0 9 6 0 0 0 0 15 1995 0 0 0 0 0 0 15 7 0 0 0 0 22 1996 0 0 0 0 0 1 9 5 0 0 0 0 15 1997 0 0 0 0 0 2 6 6 0 0 0 0 14 1998 0 0 0 0 0 0 8 12 2 0 0 0 22 1999 0 0 0 0 0 1 6 9 0 0 0 0 16 2000 0 0 0 0 0 0 9 9 0 0 0 0 18 2001 0 0 0 0 0 0 4 7 0 0 0 0 11 2002 0 0 0 0 0 0 0 0 0 0 0 0 0 2003 0 0 0 0 0 0 3 2 0 1 0 0 6 2004 0 0 0 0 0 0 3 4 0 0 0 0 7 2005 0 0 0 0 0 0 12 3 0 0 0 0 15 MEAN 0.0 0.0 0.0 0.0 0.0 0.2 6.9 5.4 0.2 0.1 0.0 0.0 12.8 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 23 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 1989 *** *** *** 0 0 0 0 0 0 0 0 2 *** 1990 17 9 1 0 0 0 0 0 0 0 0 6 33 1991 9 13 1 0 0 0 0 0 0 0 0 14 37 1992 20 14 14 0 0 0 0 0 0 0 1 6 55 1993 17 6 3 0 0 0 0 0 0 0 3 0 29 1994 5 6 1 0 0 0 0 0 0 0 0 10 22 1995 4 2 0 0 0 0 0 0 0 0 5 7 18 1996 17 1 0 0 0 0 0 0 0 0 0 0 18 1997 4 14 4 2 0 0 0 0 0 0 0 2 26 1998 15 5 0 0 0 0 0 0 0 0 0 0 20 1999 3 1 0 0 0 0 0 0 0 0 1 5 10 2000 11 12 1 0 0 0 0 0 0 0 0 8 32 2001 7 5 0 0 0 0 0 0 0 0 1 0 13 2002 14 4 0 0 0 0 0 0 0 0 0 7 25 2003 8 6 3 0 0 0 0 0 0 0 0 5 22 2004 5 2 1 0 0 0 0 0 0 0 1 8 17 2005 27 8 0 0 0 0 0 0 0 0 0 3 38 MEAN 11.4 6.7 1.8 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.7 4.9 25.6 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 24 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 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 1989 *** *** *** 2 0 0 0 0 0 0 1 20 *** 1990 25 24 11 0 0 0 0 0 0 0 0 14 74 1991 22 21 8 1 0 0 0 0 0 0 4 16 72 1992 28 23 23 2 0 0 0 0 0 0 4 15 95 1993 27 16 11 0 0 0 0 0 0 0 6 11 71 1994 19 16 8 0 0 0 0 0 0 0 0 20 63 1995 21 15 5 0 0 0 0 0 0 0 5 27 73 1996 22 14 9 0 0 0 0 0 0 0 3 4 52 1997 21 19 13 4 0 0 0 0 0 0 2 12 71 1998 25 21 12 0 0 0 0 0 0 0 0 3 61 1999 19 15 7 0 0 0 0 0 0 0 2 17 60 2000 24 24 14 0 0 0 0 0 0 0 3 15 80 2001 28 20 2 0 0 0 0 0 0 0 6 6 62 2002 22 19 8 0 0 0 0 0 0 0 7 18 74 2003 25 17 11 0 0 0 0 0 0 0 8 16 77 2004 14 16 4 0 0 0 0 0 0 0 5 22 61 2005 31 20 5 1 0 0 0 0 0 0 0 8 65 MEAN 23.3 18.7 9.4 0.6 0.0 0.0 0.0 0.0 0.0 0.0 3.3 14.4 69.7 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 25 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M MONTHLY TOTAL OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 17.7 16.4 0.0 0.0 0.0 0.0 9.0 58.1 60.0 ****** 1990 53.8 85.4 64.2 83.3 19.3 0.0 0.0 0.0 0.0 22.3 36.0 24.0 388.3 1991 32.0 61.0 104.0 65.0 6.0 1.0 0.0 0.0 0.0 33.3 35.4 167.0 504.7 1992 69.4 140.6 101.4 149.6 65.8 1.3 0.0 0.0 0.0 0.0 84.8 102.8 715.7 1993 104.8 118.8 104.0 99.0 26.4 0.0 0.0 0.0 0.0 12.2 86.8 27.6 579.6 1994 93.6 48.1 89.1 27.4 26.3 0.0 0.0 0.0 0.5 64.8 255.2 53.9 658.9 1995 12.1 49.2 24.4 89.4 66.5 11.5 0.3 0.0 0.2 0.0 6.8 31.6 292.0 1996 102.6 77.7 183.1 86.1 19.1 0.2 0.0 5.4 0.0 0.9 31.6 59.0 565.7 1997 36.5 6.6 114.8 52.1 19.4 1.8 0.0 0.0 0.0 5.2 57.1 35.0 328.5 1998 62.1 51.8 223.3 34.9 20.2 3.0 3.3 0.9 0.1 19.1 20.2 8.1 447.0 1999 84.4 70.8 99.2 11.9 0.4 0.0 3.6 0.0 0.0 6.2 72.3 61.0 409.8 2000 92.4 45.0 102.5 22.1 4.0 0.0 0.3 0.0 0.1 30.2 67.9 190.8 555.3 2001 21.6 56.7 51.2 18.2 21.2 27.0 0.2 0.0 1.0 10.1 76.2 104.0 387.4 2002 52.1 28.0 72.1 106.8 2.0 0.0 0.0 0.0 0.0 3.2 39.0 40.5 343.7 2003 68.3 75.8 111.0 100.1 2.5 0.0 0.0 0.0 0.0 17.0 36.4 92.7 503.8 2004 96.6 31.6 27.9 140.4 28.5 0.8 3.1 0.0 0.0 2.8 80.2 70.5 482.4 2005 96.4 19.2 160.0 61.5 14.2 0.0 0.0 0.0 0.0 1.0 48.8 71.0 472.1 MEAN 67.4 60.4 102.0 68.6 21.1 2.7 0.6 0.4 0.1 14.0 64.3 70.6 472.2 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IRAN METEOROLOGICAL ORGANIZATION (IRIMO) FORM 26 LATITUDE 33 55 N LONGITUDE 48 45 E DATA PROCESSING CENTER ELEVATION 1629.0 M GREATEST DAILY OF PRECIPITATION IN MM. YEAR JAN. FEB. MAR. APR. MAY JUNE JULY AUG. SEP. OCT. NOV. DEC. ANNUAL 1989 ***** ***** ***** 6.0 13.0 0.0 0.0 0.0 0.0 4.0 25.0 18.0 ****** DAY ** ** ** 24 7 ** ** ** ** 25 15 4 1990 13.0 28.0 16.0 61.0 15.0 0.0 0.0 0.0 0.0 8.0 28.0 15.0 61.0 DAY 24 10 14 2 12 ** ** ** ** 28 12 25 1991 15.0 12.0 23.0 35.0 4.0 1.0 0.0 0.0 0.0 8.0 19.0 43.0 43.0 DAY 14 3 6 4 17 25 ** ** ** 2 14 9 1992 17.0 48.0 28.0 48.0 26.0 1.0 0.0 0.0 0.0 0.0 39.0 24.0 48.0 DAY 3 24 10 28 9 9 ** ** ** ** 25 30 1993 35.0 40.0 45.0 33.0 12.0 0.0 0.0 0.0 0.0 9.0 28.0 23.0 45.0 DAY 7 3 8 26 11 ** ** ** ** 28 25 15 1994 38.0 26.0 28.0 16.2 15.0 0.0 0.0 0.0 0.5 19.0 51.4 11.2 51.4 DAY 16 1 11 1 6 ** ** ** 10 19 17 19 1995 9.0 17.4 11.0 29.8 13.0 5.0 0.3 0.0 0.2 0.0 6.0 14.0 29.8 DAY 17 5 17 21 4 2 25 ** 20 ** 11 4 1996 33.0 19.0 37.1 22.0 5.2 0.2 0.0 5.0 0.0 0.7 15.4 33.0 37.1 DAY 5 19 22 13 5 30 ** 29 ** 14 15 22 1997 23.8 2.7 44.0 13.1 5.2 0.8 0.0 0.0 0.0 2.3 20.0 12.0 44.0 DAY 16 26 29 5 17 15 ** ** ** 20 3 14 1998 24.0 11.5 47.0 13.0 14.0 1.0 3.0 0.9 0.1 15.0 13.0 4.5 47.0 DAY 5 12 29 23 13 16 30 5 25 10 12 24 1999 44.0 40.0 22.8 3.6 0.2 0.0 2.7 0.0 0.0 5.0 51.0 25.0 51.0 DAY 9 20 20 2 9 ** 15 ** ** 28 8 2 2000 39.0 15.0 72.0 13.1 4.0 0.0 0.3 0.0 0.1 13.0 37.1 61.0 72.0 DAY 28 13 24 17 8 ** 17 ** 30 15 30 1 2001 8.2 22.0 26.0 8.0 12.0 24.0 0.2 0.0 0.7 3.2 44.0 40.0 44.0 DAY 19 18 25 9 4 12 19 ** 23 22 18 4 2002 20.0 10.0 19.0 24.0 2.0 0.0 0.0 0.0 0.0 3.0 10.0 13.1 24.0 DAY 7 13 22 19 4 ** ** ** ** 30 1 21 2003 25.6 21.0 69.0 58.0 1.0 0.0 0.0 0.0 0.0 9.2 16.7 21.0 69.0 DAY 28 5 26 22 17 ** ** ** ** 30 11 6 2004 29.0 13.0 10.5 34.0 14.0 0.8 3.0 0.0 0.0 1.8 30.0 40.0 40.0 DAY 13 14 16 4 4 15 11 ** ** 22 23 25 2005 23.0 6.2 68.0 35.2 7.0 0.0 0.0 0.0 0.0 0.6 20.5 32.0 68.0 DAY 10 21 12 16 3 ** ** ** ** 21 5 23 1989-2005 44.0 48.0 72.0 61.0 26.0 24.0 3.0 5.0 0.7 19.0 51.4 61.0 72.0 YEAR-DAY 99- 9 92-24 0-24 90- 2 92- 9 1-12 98-30 96-29 1-23 94-19 94-17 0- 1 0 =============================================================================================== TEHRAN 2006,MAY M.(S & A) STATION BROUJERD (40774) I.R OF IR