Station Name: SARH WMO Station Number: 64750 National I.D. Number: Country: CHAD WMO Region: REGION I - AFRICA Latitude: 09d 09m N Longitude: 018d 23m E Elevation: 365 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 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 35.7 Feb 37.9 Mar 39.0 Apr 38.2 May 35.9 Jun 33.1 Jul 30.9 Aug 30.6 Sep 31.8 Oct 33.5 Nov 35.5 Dec 35.4 Annual 34.8 Ann-NCDC 34.8 ------------------ Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 22.7 Feb 24.7 Mar 24.1 Apr 22.6 May 21.7 Jun 21.5 Jul 21.5 Aug 21.7 Sep 18.8 Oct 16.4 Nov NA Dec NA Annual NA Ann-NCDC NA ------------------ Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 0.1 Feb 1.6 Mar 9.5 Apr 37.4 May 82.1 Jun 135.9 Jul 234.4 Aug 243.7 Sep 165.5 Oct 55.8 Nov 3.3 Dec 0.0 Annual 969.4 Ann-NCDC 969.3 ------------------ Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 33.0 Feb 29.0 Mar 37.0 Apr 50.0 May 61.0 Jun 72.0 Jul 79.0 Aug 82.0 Sep 80.0 Oct 73.0 Nov 57.0 Dec 42.0 Annual 58.0 Ann-NCDC 57.9 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.3 Feb 10.6 Mar 15.8 Apr 21.7 May 25.1 Jun 26.3 Jul 26.9 Aug 27.1 Sep 27.2 Oct 26.3 Nov 19.8 Dec 13.1 Annual 20.8 Ann-NCDC 20.9 ------------------ Element 15: 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 8.6 266.6 Feb 8.7 243.6 Mar 7.9 244.9 Apr 7.9 237.0 May 7.8 241.8 Jun 6.9 207.0 Jul 5.6 173.6 Aug 5.7 176.7 Sep 6.2 186.0 Oct 7.5 232.5 Nov 8.7 261.0 Dec 8.6 266.6 Annual 7.5 2737.3 Ann-NCDC NA 2737.3 -------------------------- Element 16: Wind Speed (m/sec) Statistic 01: Mean Value Qualifier: ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.6 Feb 1.7 Mar 1.8 Apr 1.9 May 1.9 Jun 1.7 Jul 1.5 Aug 1.4 Sep 1.3 Oct 1.3 Nov 1.3 Dec 1.4 Annual 1.6 Ann-NCDC 1.6 ------------------