Station Name: ABU DHABI INTL AP WMO Station Number: 41217 National I.D. Number: Country: UNITED ARAB EMIRATES WMO Region: REGION II - ASIA Latitude: 24d 26m N Longitude: 054d 39m E Elevation: 27 m In the following tables, byr = beginning year of normals or extremes data period eyr = ending year of normals or extremes data period NA = Not Applicable, data not submitted or not computed * = value > 0 but < units resolution Ann-NCDC = annual value computed by NCDC from monthly values provided by Members ========================================================== The normals data and climate variable descriptions are presented in these tables as provided by the WMO Member country. ========================================================== Element 01: Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value MIN_VAL (Statistic 05): Minimum Value MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value -------------------------------------------------- byr: 1982 1982 1982 1982 1982 eyr: 1991 1991 1991 1991 1991 Statistic: MEAN MAX_VAL MIN_VAL MNDLYMX MNDLYMI Month -------------------------------------------------- Jan 17.9 34.3 5.6 23.8 11.8 Feb 19.0 35.8 5.4 24.6 13.2 Mar 22.0 41.1 9.0 28.6 15.8 Apr 26.1 42.5 11.2 33.4 19.1 May 30.4 46.9 17.4 38.4 22.8 Jun 32.1 47.2 19.8 39.6 24.8 Jul 34.3 47.6 23.2 42.0 27.6 Aug 34.4 47.0 23.8 41.5 28.7 Sep 32.2 45.9 19.9 40.1 25.6 Oct 28.4 42.8 14.6 35.8 21.8 Nov 24.0 36.9 12.0 30.6 17.5 Dec 19.9 31.8 7.8 25.7 14.1 Annual 26.7 47.6 5.4 33.7 20.2 Ann-NCDC 26.7 NA NA 33.7 20.2 -------------------------------------------------- Element 04: Wet Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 14.4 Feb 15.1 Mar 17.0 Apr 19.4 May 22.4 Jun 24.7 Jul 26.3 Aug 27.1 Sep 25.4 Oct 22.8 Nov 19.3 Dec 16.1 Annual 20.8 Ann-NCDC 20.8 ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value -------------------------- byr: 1982 1982 eyr: 1991 1991 Statistic: MEANMLY MAX_MLY Month -------------------------- Jan 3.9 13.8 Feb 42.0 202.3 Mar 24.8 109.3 Apr 7.3 38.9 May Trace Trace Jun 0.0 0.0 Jul Trace Trace Aug 0.1 0.5 Sep Trace Trace Oct 0.0 0.0 Nov 1.8 18.4 Dec 9.0 34.0 Annual 88.9 202.3 Ann-NCDC NA NA -------------------------- Element 08: Maximum 24-Hour Precipitation (mm) MAX_VAL (Statistic 04): Maximum Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 12.2 Feb 119.9 Mar 26.0 Apr 20.3 May Trace Jun 0.0 Jul Trace Aug 0.5 Sep Trace Oct 0.0 Nov 11.3 Dec 18.6 Annual 119.9 Ann-NCDC NA ------------------ Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value ------------------------------------------ byr: 1982 1982 1982 1982 eyr: 1991 1991 1991 1991 Statistic: MEAN MIN_VAL MNDLYMX MNDLYMI Month ------------------------------------------ Jan 69.0 13.0 89.0 43.0 Feb 67.0 10.0 88.0 43.0 Mar 62.0 8.0 86.0 35.0 Apr 56.0 4.0 82.0 27.0 May 52.0 5.0 78.0 23.0 Jun 57.0 3.0 82.0 28.0 Jul 56.0 5.0 81.0 26.0 Aug 58.0 9.0 82.0 31.0 Sep 61.0 7.0 87.0 27.0 Oct 63.0 6.0 87.0 32.0 Nov 66.0 5.0 87.0 38.0 Dec 68.0 16.0 87.0 44.0 Annual 61.0 3.0 85.0 33.0 Ann-NCDC 61.2 NA 84.7 33.1 ------------------------------------------ Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 1018.4 Feb 1016.3 Mar 1013.4 Apr 1010.3 May 1005.9 Jun 999.9 Jul 997.4 Aug 998.8 Sep 1004.9 Oct 1011.8 Nov 1016.0 Dec 1018.0 Annual 1009.3 Ann-NCDC 1009.3 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 13.7 Feb 14.4 Mar 15.6 Apr 17.4 May 20.9 Jun 25.5 Jul 28.2 Aug 30.3 Sep 27.4 Oct 23.6 Nov 18.9 Dec 15.5 Annual 21.0 Ann-NCDC 20.9 ------------------ Element 15: Sunshine Statistic 44: Mean Number of Hours Qualifier: Qualifier: 06: Mean Daily Value -------------------------- byr: 1982 1982 eyr: 1991 1991 Qualifier: 06 Month -------------------------- Jan 268.7 8.7 Feb 246.8 8.8 Mar 274.6 8.8 Apr 297.3 10.0 May 353.9 11.4 Jun 339.8 11.3 Jul 330.9 10.7 Aug 320.3 10.6 Sep 316.5 10.6 Oct 314.0 10.2 Nov 294.8 9.8 Dec 251.8 8.4 Annual 3609.4 9.9 Ann-NCDC 3609.4 NA -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value MAXGUST (Statistic 30): Maximum Gust -------------------------- byr: 1982 1982 eyr: 1991 1991 Statistic: MEAN MAXGUST Month -------------------------- Jan 3.4 22.7 Feb 4.2 22.7 Mar 4.1 32.9 Apr 3.9 35.0 May 3.9 21.1 Jun 4.1 18.0 Jul 3.9 20.6 Aug 4.1 20.1 Sep 3.8 16.5 Oct 3.4 17.5 Nov 3.2 21.1 Dec 3.2 21.1 Annual 3.8 35.0 Ann-NCDC 3.8 NA -------------------------- Element 19: Soil Temperature (deg C) Statistic 76: Mean of Observations at 0600 LST Qualifier: 0.0 cm depth Qualifier: 50.0 cm depth Qualifier: 100.0 cm depth ---------------------------------- byr: 1982 1982 1982 eyr: 1991 1991 1991 Qualifier: 0.0 50.0 100.0 Month ---------------------------------- Jan 10.4 22.3 24.2 Feb 12.1 22.1 23.5 Mar 14.8 24.0 24.3 Apr 17.7 26.9 26.4 May 21.1 31.1 29.7 Jun 23.5 33.4 32.1 Jul 26.5 35.1 33.6 Aug 27.7 36.2 35.0 Sep 24.3 34.8 34.4 Oct 20.3 32.2 32.6 Nov 15.7 28.7 29.9 Dec 12.6 24.3 26.3 Annual 18.9 29.3 29.3 Ann-NCDC NA NA NA ---------------------------------- Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 2.0 Feb 2.3 Mar 2.4 Apr 2.1 May .8 Jun .6 Jul 1.1 Aug 1.1 Sep .5 Oct .5 Nov 1.1 Dec 2.1 Annual 1.4 Ann-NCDC 1.4 ------------------ Element 21: Pan Evaporation (mm) MEANDLY (Statistic 06): Mean Daily Value MEANMLY (Statistic 15): Mean Monthly Value -------------------------- byr: 1982 1982 eyr: 1991 1991 Statistic: MEANDLY MEANMLY Month -------------------------- Jan 5.0 159.4 Feb 6.8 180.2 Mar 8.2 251.7 Apr 11.1 330.7 May 13.8 428.0 Jun 13.2 388.1 Jul 13.4 410.0 Aug 12.9 394.2 Sep 11.7 344.7 Oct 9.0 278.9 Nov 6.8 203.1 Dec 5.2 158.1 Annual 9.8 3527.0 Ann-NCDC 9.8 3527.1 -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 0.1 Feb 2.1 Mar 2.5 Apr 1.1 May 0.0 Jun 0.0 Jul 0.0 Aug 0.2 Sep 0.0 Oct 0.0 Nov 0.0 Dec 0.4 Annual 6.4 Ann-NCDC 6.4 ------------------ Element 54: Number Days with Rainfall GE Threshold (count) Qualifier: 0.2 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 0.8 Feb 3.5 Mar 3.9 Apr 1.4 May 0.0 Jun 0.0 Jul 0.0 Aug 0.1 Sep 0.0 Oct 0.0 Nov 0.2 Dec 2.1 Annual 12.0 Ann-NCDC 12.0 ------------------ Element 58: Number Days with Fog/Ice Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 3.8 Feb 2.5 Mar 3.4 Apr 2.4 May 2.0 Jun 3.0 Jul 3.0 Aug 2.1 Sep 5.5 Oct 5.9 Nov 1.7 Dec 2.9 Annual 38.2 Ann-NCDC 38.2 ------------------ Element 61: Number Days with Haze/Smoke (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 19.0 Feb 17.9 Mar 21.0 Apr 16.6 May 19.1 Jun 24.9 Jul 27.2 Aug 25.2 Sep 22.7 Oct 19.3 Nov 13.6 Dec 13.9 Annual 240.4 Ann-NCDC 240.4 ------------------ Element 63: Number Days with Blowing Dust/Sand (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 0.1 Feb 0.2 Mar 0.9 Apr 0.1 May 0.2 Jun 0.1 Jul 0.4 Aug 0.2 Sep 0.0 Oct 0.0 Nov 0.2 Dec 0.3 Annual 2.7 Ann-NCDC 2.7 ------------------ Element BT: Number Days with Occurrence of Rain (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1982 eyr: 1991 Month ------------------ Jan 3.0 Feb 5.9 Mar 7.0 Apr 3.5 May 0.1 Jun 0.0 Jul 0.2 Aug 0.3 Sep 0.1 Oct 0.0 Nov 0.8 Dec 4.1 Annual 25.0 Ann-NCDC 25.0 ------------------