Station Name: WAD MEDANI WMO Station Number: 62751 National I.D. Number: Country: SUDAN WMO Region: REGION I - AFRICA Latitude: 14d 23m N Longitude: 033d 29m E Elevation: 405 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 MNDLYMX (Statistic 09): Mean Daily Maximum Value MNDLYMI (Statistic 10): Mean Daily Minimum Value ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Statistic: MEAN MNDLYMX MNDLYMI Month ---------------------------------- Jan 23.6 32.9 14.3 Feb 25.3 34.8 15.9 Mar 28.7 38.2 19.1 Apr 31.3 40.9 21.6 May 33.1 41.6 24.5 Jun 32.3 39.8 24.9 Jul 29.8 36.3 23.3 Aug 28.6 34.7 22.5 Sep 29.1 35.9 22.2 Oct 30.0 38.0 22.0 Nov 27.3 36.2 18.4 Dec 24.3 33.4 15.3 Annual 28.6 36.9 20.3 Ann-NCDC 28.6 36.9 20.3 ---------------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MAX_VAL DATEMAX Month -------------------------- Jan 39.6 196126 Feb 43.3 197425 Mar 45.1 198807 Apr 46.0 199014 May 46.2 198202 Jun 45.2 197010 Jul 42.6 196610 Aug 42.4 199025 Sep 41.7 199001 Oct 41.5 198617 Nov 41.5 198001 Dec 40.0 198026 Annual 46.219820502 Ann-NCDC NA NA -------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MIN_VAL (Statistic 05): Minimum Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MIN_VAL DATEMIN Month -------------------------- Jan 5.5 196817 Feb 6.9 196803 Mar 10.5 199001 Apr 13.0 198306 May 15.7 197218 Jun 18.4 197104 Jul 18.5 196522 Aug 18.5 196507 Sep 17.0 198105 Oct 11.2 197731 Nov 9.1 196720 Dec 4.1 197125 Annual 4.119711225 Ann-NCDC NA NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan Trace Feb Trace Mar Trace Apr 1.2 May 13.5 Jun 28.2 Jul 88.0 Aug 112.1 Sep 45.9 Oct 16.0 Nov 1.5 Dec Trace Annual 306.4 Ann-NCDC NA ------------------ Element 08: Maximum 24-Hour Precipitation (mm) MAX_VAL (Statistic 04): Maximum Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MAX_VAL DATEMAX Month -------------------------- Jan 0.3 198331 Feb Trace 199033 Mar Trace 199033 Apr 9.4 197530 May 47.8 196308 Jun 48.3 197628 Jul 117.7 196729 Aug 93.4 198521 Sep 63.4 197303 Oct 40.4 196417 Nov 32.3 198902 Dec Trace 197610 Annual 117.719670729 Ann-NCDC NA NA -------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 32.0 Feb 25.0 Mar 20.0 Apr 18.0 May 27.0 Jun 41.0 Jul 58.0 Aug 67.0 Sep 62.0 Oct 47.0 Nov 35.0 Dec 35.0 Annual 39.0 Ann-NCDC 38.9 ------------------ Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 964.4 Feb 963.3 Mar 961.5 Apr 959.9 May 960.4 Jun 961.5 Jul 962.5 Aug 962.7 Sep 962.2 Oct 961.7 Nov 961.3 Dec 964.3 Annual 962.3 Ann-NCDC 962.1 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.1 Feb 3.6 Mar 3.1 Apr 3.1 May 3.6 Jun 4.9 Jul 4.9 Aug 3.6 Sep 3.1 Oct 2.2 Nov 3.1 Dec 3.1 Annual NA Ann-NCDC 3.4 ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 360.0 Feb 360.0 Mar 360.0 Apr 360.0 May 360.0 Jun 225.0 Jul 225.0 Aug 225.0 Sep 225.0 Oct 315.0 Nov 315.0 Dec 360.0 Annual NA Ann-NCDC NA ------------------ Element 38: Piche Evaporation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 12.4 Feb 14.9 Mar 18.3 Apr 20.0 May 19.0 Jun 17.9 Jul 12.3 Aug 8.7 Sep 8.4 Oct 11.2 Nov 13.4 Dec 11.9 Annual 14.0 Ann-NCDC NA ------------------ Element 40: Bright Sunshine %OFPOSS (Statistic 37): Percent of Possible ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 92.0 Feb 90.0 Mar 85.0 Apr 85.0 May 77.0 Jun 70.0 Jul 58.0 Aug 62.0 Sep 75.0 Oct 84.0 Nov 92.0 Dec 93.0 Annual 80.0 Ann-NCDC NA ------------------ Element 40: Bright Sunshine Statistic 44: Mean Number of Hours Qualifier: 06: Mean Daily Value Qualifier: NCDC: Mean Monthly Value Computed by NCDC from Mean Daily Values Provided by Member -------------------------- byr: 1961 1961 eyr: 1990 1990 Qualifier: 06 NCDC Month -------------------------- Jan 10.4 322.4 Feb 10.5 294.0 Mar 10.3 319.3 Apr 10.6 318.0 May 9.8 303.8 Jun 9.0 270.0 Jul 7.6 235.6 Aug 7.8 241.8 Sep 8.9 267.0 Oct 9.9 306.9 Nov 10.6 318.0 Dec 10.4 322.4 Annual 9.7 NA Ann-NCDC 9.6 3519.2 -------------------------- Element 95: Number Days with Precipitation GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 0.1 mm Qualifier: 1.0 mm Qualifier: 10.0 mm ---------------------------------- byr: 1961 1961 1961 eyr: 1990 1990 1990 Qualifier: 0.1 1.0 10.0 Month ---------------------------------- Jan 0.0 0.0 0.0 Feb 0.0 0.0 0.0 Mar 0.0 0.0 0.0 Apr 0.3 0.3 0.0 May 2.4 1.5 0.3 Jun 4.6 3.7 0.9 Jul 8.6 3.9 2.7 Aug 10.3 4.8 3.5 Sep 5.8 4.5 1.5 Oct 3.4 2.2 0.4 Nov 0.1 0.1 0.0 Dec 0.0 0.0 0.0 Annual 35.3 21.0 9.3 Ann-NCDC 35.5 21.0 9.3 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