Station Name: Yichang WMO Station Number: 57461 National I.D. Number: Country: CHINA WMO Region: REGION II - ASIA Latitude: 30d 42m N Longitude: 111d 18m E Elevation: 133 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 ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.8 Feb 6.2 Mar 10.9 Apr 16.8 May 21.7 Jun 25.3 Jul 27.9 Aug 27.6 Sep 23.1 Oct 18.0 Nov 12.4 Dec 6.9 Annual 16.8 Ann-NCDC 16.8 ------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MAX_VAL (Statistic 04): Maximum Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN MAX_VAL Month -------------------------- Jan 8.9 20.3 Feb 10.4 24.3 Mar 15.5 30.2 Apr 21.6 35.7 May 26.5 38.0 Jun 30.1 39.9 Jul 32.8 40.7 Aug 32.6 41.4 Sep 27.7 37.0 Oct 22.7 34.4 Nov 16.6 29.8 Dec 11.0 23.8 Annual 21.4 41.4 Ann-NCDC 21.4 NA -------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value MIN_VAL (Statistic 05): Minimum Value -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN MIN_VAL Month -------------------------- Jan 1.7 -9.8 Feb 3.0 -4.4 Mar 7.4 -.5 Apr 13.0 .4 May 17.8 10.2 Jun 21.4 14.7 Jul 24.3 18.7 Aug 23.9 17.9 Sep 19.7 11.4 Oct 14.6 3.7 Nov 9.2 -.9 Dec 3.7 -4.6 Annual 13.3 -9.8 Ann-NCDC 13.3 NA -------------------------- Element 06: Precipitation (mm) MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value QUIN20% (Statistic 22): First Quintile QUIN40% (Statistic 23): Second Quintile QUIN60% (Statistic 24): Third Quintile QUIN80% (Statistic 25): Fourth Quintile MAX_MLY (Statistic 26): Maximum Monthly Value ------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY Month ------------------------------------------------------------------ Jan 18.8 .0 7.2 11.9 23.4 29.3 47.9 Feb 28.8 .4 8.5 20.5 31.8 46.9 70.5 Mar 56.9 13.9 30.9 48.4 55.8 81.6 118.2 Apr 96.0 17.5 65.1 85.3 92.6 128.9 187.6 May 123.7 44.8 80.0 107.0 132.3 163.7 240.7 Jun 151.6 50.1 108.2 122.7 167.1 198.7 320.1 Jul 210.2 45.3 110.8 168.0 244.0 292.7 375.9 Aug 185.8 13.6 80.8 149.0 212.1 279.6 397.2 Sep 126.9 2.0 52.4 97.0 132.2 173.1 400.8 Oct 87.0 .2 37.3 80.3 88.5 111.7 293.9 Nov 48.0 1.1 21.0 38.4 48.8 77.6 148.4 Dec 21.4 .0 7.1 15.7 21.6 33.2 70.3 Annual 1155.0 768.3 1008.0 1059.1 1170.8 1323.6 1807.5 Ann-NCDC 1155.1 NA NA NA NA NA NA ------------------------------------------------------------------ Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1027.5 Feb 1025.3 Mar 1020.6 Apr 1014.9 May 1010.3 Jun 1005.7 Jul 1002.8 Aug 1005.6 Sep 1013.7 Oct 1020.5 Nov 1025.2 Dec 1027.5 Annual 1016.6 Ann-NCDC 1016.6 ------------------ Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 6.2 Feb 6.9 Mar 9.6 Apr 14.5 May 19.3 Jun 24.2 Jul 29.6 Aug 28.4 Sep 21.3 Oct 15.6 Nov 10.9 Dec 7.3 Annual 16.2 Ann-NCDC 16.1 ------------------ Element 15: Sunshine MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 92.4 Feb 82.8 Mar 104.6 Apr 129.3 May 151.7 Jun 168.3 Jul 206.4 Aug 214.1 Sep 142.1 Oct 134.0 Nov 108.6 Dec 95.8 Annual 1630.1 Ann-NCDC 1630.1 ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1.1 Feb 1.2 Mar 1.3 Apr 1.4 May 1.3 Jun 1.3 Jul 1.3 Aug 1.3 Sep 1.2 Oct 1.0 Nov 1.1 Dec 1.1 Annual 1.2 Ann-NCDC 1.2 ------------------ Element 95: Number Days with Precipitation GE Threshold (count) Qualifier: 1.0 mm MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 3.8 Feb 5.1 Mar 7.7 Apr 9.5 May 10.5 Jun 9.8 Jul 11.0 Aug 10.0 Sep 8.4 Oct 8.4 Nov 6.1 Dec 4.2 Annual 94.5 Ann-NCDC 94.5 ------------------