Station Name: WAU WMO Station Number: 62880 National I.D. Number: Country: SUDAN WMO Region: REGION I - AFRICA Latitude: 07d 42m N Longitude: 028d 01m E Elevation: 435 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 26.8 35.5 18.1 Feb 28.5 37.1 19.9 Mar 30.4 38.1 22.7 Apr 30.6 37.4 23.8 May 29.3 35.3 23.2 Jun 27.5 32.9 22.0 Jul 26.3 31.4 21.2 Aug 26.2 31.4 21.0 Sep 26.8 32.6 21.0 Oct 27.4 33.8 21.0 Nov 27.4 35.2 19.6 Dec 26.5 35.2 17.9 Annual 27.8 34.7 21.0 Ann-NCDC 27.8 34.7 20.9 ---------------------------------- 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 41.1 197328 Feb 42.2 197320 Mar 43.5 198224 Apr 42.0 196717 May 41.5 198202 Jun 38.5 197601 Jul 36.5 198413 Aug 36.7 198625 Sep 40.0 198025 Oct 39.2 196322 Nov 38.5 198627 Dec 39.5 198627 Annual 43.519820324 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 9.3 196205 Feb 12.5 198209 Mar 14.9 196810 Apr 16.5 196804 May 19.5 196531 Jun 17.7 197222 Jul 18.0 198723 Aug 18.6 198424 Sep 17.0 198720 Oct 16.4 197725 Nov 11.4 198426 Dec 10.3 196128 Annual 9.319620105 Ann-NCDC NA NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.3 Feb 3.6 Mar 18.6 Apr 68.3 May 118.8 Jun 177.4 Jul 176.0 Aug 192.3 Sep 179.4 Oct 123.8 Nov 14.9 Dec 0.1 Annual 1074.5 Ann-NCDC 1074.5 ------------------ 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 22.3 196922 Feb 41.6 196928 Mar 41.5 196908 Apr 63.8 196730 May 97.3 196317 Jun 126.7 198522 Jul 99.7 196618 Aug 118.8 196608 Sep 98.7 196707 Oct 80.0 198019 Nov 49.0 197903 Dec 1.4 197614 Annual 126.719850622 Ann-NCDC NA NA -------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 29.0 Feb 26.0 Mar 35.0 Apr 48.0 May 62.0 Jun 71.0 Jul 76.0 Aug 77.0 Sep 74.0 Oct 69.0 Nov 48.0 Dec 35.0 Annual 54.0 Ann-NCDC 54.2 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.8 Feb 1.8 Mar 1.8 Apr 1.8 May 1.8 Jun 1.8 Jul 1.3 Aug 1.3 Sep 1.3 Oct 1.3 Nov 1.3 Dec 1.3 Annual NA Ann-NCDC 1.5 ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 360.0 Feb 45.0 Mar 45.0 Apr 225.0 May 225.0 Jun 225.0 Jul 225.0 Aug 225.0 Sep 225.0 Oct 225.0 Nov 45.0 Dec 45.0 Annual NA Ann-NCDC NA ------------------ Element 38: Piche Evaporation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 11.1 Feb 11.8 Mar 11.6 Apr 8.8 May 6.2 Jun 4.9 Jul 3.2 Aug 3.0 Sep 3.4 Oct 4.1 Nov 7.8 Dec 9.8 Annual 7.1 Ann-NCDC NA ------------------ Element 40: Bright Sunshine %OFPOSS (Statistic 37): Percent of Possible ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 79.0 Feb 74.0 Mar 62.0 Apr 61.0 May 60.0 Jun 54.0 Jul 47.0 Aug 50.0 Sep 56.0 Oct 60.0 Nov 75.0 Dec 82.0 Annual 63.0 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 9.3 288.3 Feb 8.8 246.4 Mar 7.4 229.4 Apr 7.6 228.0 May 7.1 220.1 Jun 6.8 204.0 Jul 5.9 182.9 Aug 6.2 192.2 Sep 6.8 204.0 Oct 7.2 223.2 Nov 8.8 264.0 Dec 9.5 294.5 Annual 7.6 NA Ann-NCDC 7.6 2777.0 -------------------------- 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 0.2 0.2 0.0 Feb 0.3 0.2 0.1 Mar 3.4 2.5 0.6 Apr 6.3 5.7 1.9 May 11.4 10.1 4.1 Jun 12.7 11.4 5.6 Jul 15.9 13.0 5.1 Aug 15.5 13.2 5.7 Sep 23.7 12.0 5.1 Oct 11.2 9.0 4.1 Nov 1.7 1.5 0.5 Dec 0.1 0.1 0.0 Annual 102.4 78.7 32.8 Ann-NCDC 102.4 78.9 32.8 ----------------------------------