Station Name: CHIPATA MET WMO Station Number: 67581 National I.D. Number: CHIP0002 Country: ZAMBIA WMO Region: REGION I - AFRICA Latitude: 13d 33m S Longitude: 032d 35m E Elevation: 1032 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 STD_DEV (Statistic 03): Standard Deviation of Mean Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MIN_DLY (Statistic 13): Minimum Daily Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value MIN_MLY (Statistic 20): Minimum Monthly Value YRMIMLY (Statistic 21): Year of Occurrence of Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value YRMXMLY (Statistic 27): Year of Occurrence of Maximum Monthly Value ------------------------------------------------------------------------------------------ byr: 1961 1961 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1988 1988 1988 1988 1988 1988 1988 1988 1988 1988 Statistic: MEAN STD_DEV MAX_DLY DATEMAX MIN_DLY DATEMIN MIN_MLY YRMIMLY MAX_MLY YRMXMLY Month ------------------------------------------------------------------------------------------ Jan 22.1 .5 25.6 198301 18.6 197905 20.9 1974 22.9 1983 Feb 22.0 .5 25.4 198304 19.5 197617 21.1 1976 22.9 1983 Mar 22.0 .5 25.3 198326 18.7 196730 21.2 1974 23.4 1983 Apr 21.4 .8 24.8 198319 16.3 196626 18.9 1966 22.8 1983 May 20.0 1.0 25.1 196631 15.5 198503 18.1 1962 22.2 1983 Jun 18.2 1.1 25.1 196629 12.7 197623 16.9 1980 21.2 1966 Jul 18.1 .7 23.5 198328 12.2 196709 17.0 1974 19.3 1988 Aug 20.4 .8 28.6 197816 14.7 196721 18.9 1976 21.9 1987 Sep 23.9 .7 28.8 197830 15.1 198103 22.6 1974 25.0 1987 Oct 25.6 .6 29.9 198818 15.7 198223 24.4 1975 26.6 1984 Nov 24.9 1.1 30.3 198312 19.1 196116 23.0 1985 27.1 1983 Dec 22.6 .8 28.6 196608 17.7 196630 21.4 1961 24.8 1987 Annual 21.8 NA NA NA NA NA NA NA NA Annual NA Ann-NCDC 21.8 NA NA NA NA NA NA NA NA Ann-NCDC NA ------------------------------------------------------------------------------------------ Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MIN_MLY (Statistic 20): Minimum Monthly Value YRMIMLY (Statistic 21): Year of Occurrence of Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value YRMXMLY (Statistic 27): Year of Occurrence of Maximum Monthly Value -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1991 1991 1991 1991 1991 1991 1991 1991 Statistic: MEAN STD_DEV MAX_DLY DATEMAX MIN_MLY YRMIMLY MAX_MLY YRMXMLY Month -------------------------------------------------------------------------- Jan 27.2 .8 32.1 198301 25.8 1972 28.6 1981 Feb 27.4 .8 31.8 197520 26.0 1963 29.0 1980 Mar 27.8 1.0 32.4 198320 26.3 1963 30.3 1983 Apr 27.6 .8 32.7 198319 26.2 1963 29.5 1983 May 26.6 1.0 32.2 198323 24.2 1962 29.0 1983 Jun 25.0 .8 29.9 199029 23.9 1976 27.0 1990 Jul 24.9 .8 29.9 198507 23.1 1964 26.3 1990 Aug 27.1 .8 33.0 198831 25.6 1961 28.5 1981 Sep 30.3 .8 36.1 197225 29.0 1964 32.2 1984 Oct 32.1 .7 37.5 199016 30.8 1975 33.4 1977 Nov 31.2 1.3 38.0 199006 28.2 1963 34.4 1983 Dec 28.1 1.0 34.9 197605 26.4 1970 30.9 1981 Annual 28.0 NA NA NA NA NA NA NA Ann-NCDC 27.9 NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MIN_DLY (Statistic 13): Minimum Daily Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value MIN_MLY (Statistic 20): Minimum Monthly Value YRMIMLY (Statistic 21): Year of Occurrence of Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value YRMXMLY (Statistic 27): Year of Occurrence of Maximum Monthly Value -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1991 1991 1991 1991 1991 1991 1991 1991 Statistic: MEAN STD_DEV MIN_DLY DATEMIN MIN_MLY YRMIMLY MAX_MLY YRMXMLY Month -------------------------------------------------------------------------- Jan 18.2 .4 13.2 197010 17.4 1970 19.1 1983 Feb 18.0 .4 13.2 197003 17.2 1965 19.0 1988 Mar 17.9 .4 11.8 196619 16.9 1970 18.6 1983 Apr 16.7 .8 9.7 196828 15.2 1965 18.0 1988 May 14.2 1.1 6.5 197330 12.7 1963 16.8 1985 Jun 11.7 1.1 3.3 196817 9.9 1965 13.7 1990 Jul 11.8 .9 4.0 196507 9.9 1976 13.8 1961 Aug 14.2 .9 3.7 197613 12.5 1976 16.4 1987 Sep 17.7 .7 7.2 197208 16.3 1974 19.6 1987 Oct 19.9 .7 12.4 197624 18.5 1975 21.1 1961 Nov 19.6 .8 12.8 196724 18.0 1978 21.3 1987 Dec 18.6 .6 13.3 197917 17.4 1967 20.2 1987 Annual 16.6 NA NA NA NA NA NA NA Ann-NCDC 16.5 NA NA NA NA NA NA NA -------------------------------------------------------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value -------------------------- byr: 1973 1973 eyr: 1991 1991 Statistic: MEAN STD_DEV Month -------------------------- Jan 18.4 .6 Feb 18.5 .4 Mar 18.0 .4 Apr 16.1 .9 May 12.6 .9 Jun 9.5 1.0 Jul 8.3 1.2 Aug 8.6 .8 Sep 9.6 1.2 Oct 12.0 1.2 Nov 14.9 1.0 Dec 17.8 .6 Annual 13.7 NA Ann-NCDC 13.7 13.7 -------------------------- Element 06: Precipitation (mm) STD_DEV (Statistic 03): Standard Deviation of Mean Value MEANMLY (Statistic 15): Mean Monthly Value MIN_MLY (Statistic 20): Minimum Monthly Value YRMIMLY (Statistic 21): Year of Occurrence of Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value YRMXMLY (Statistic 27): Year of Occurrence of Maximum Monthly Value ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1991 1991 1991 1991 1991 1991 Statistic: STD_DEV MEANMLY MIN_MLY YRMIMLY MAX_MLY YRMXMLY Month ---------------------------------------------------------- Jan 102.6 252.7 90.3 1975 582.7 1989 Feb 66.4 225.4 96.6 1975 376.5 1976 Mar 91.7 166.9 30.0 1964 405.3 1978 Apr 35.8 49.6 .7 1979 135.4 1969 May 9.0 4.4 .0 1962 30.8 1976 Jun 3.2 1.1 .0 1962 17.0 1968 Jul 1.0 .3 .0 1962 5.2 1988 Aug .1 .0 .0 1961 .8 1982 Sep 2.0 .8 .0 1961 7.4 1965 Oct 15.7 13.1 .0 1961 54.3 1978 Nov 54.1 81.9 .0 1990 202.2 1968 Dec 80.3 220.7 93.1 1987 390.3 1978 Annual NA 1016.8 NA NA NA NA Ann-NCDC NA 1016.9 NA NA NA NA ---------------------------------------------------------- Element 08: Maximum 24-Hour Precipitation (mm) MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MIN_DLY (Statistic 13): Minimum Daily Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value ------------------------------------------ byr: 1961 1961 1961 1961 eyr: 1991 1991 1991 1991 Statistic: MAX_DLY DATEMAX MIN_DLY DATEMIN Month ------------------------------------------ Jan 93.0 197821 .0 196209 Feb 84.2 198120 .0 196204 Mar 82.0 198102 .0 196201 Apr 49.8 197112 .0 196201 May 30.8 197605 .0 196201 Jun 17.0 196803 .0 196201 Jul 5.2 198801 .0 196101 Aug .8 198223 .0 196101 Sep 6.3 196715 .0 196101 Oct 35.9 197617 .0 196101 Nov 66.7 198916 .0 196101 Dec 86.6 197819 .0 196103 Annual NA NA NA NA Ann-NCDC NA NA NA NA ------------------------------------------ Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean Value STD_DEV (Statistic 03): Standard Deviation of Mean Value MAX_DLY (Statistic 11): Maximum Daily Value DATEMAX (Statistic 12): Date (Year/Day) of Occurrence of Maximum Daily Value MIN_DLY (Statistic 13): Minimum Daily Value DATEMIN (Statistic 14): Date (Year/Day) of Occurrence of Minimum Daily Value MIN_MLY (Statistic 20): Minimum Monthly Value YRMIMLY (Statistic 21): Year of Occurrence of Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value YRMXMLY (Statistic 27): Year of Occurrence of Maximum Monthly Value ------------------------------------------------------------------------------------------ byr: 1973 1973 1973 1973 1973 1973 1973 1973 1973 1973 eyr: 1991 1991 1991 1991 1991 1991 1991 1991 1991 1991 Statistic: MEAN STD_DEV MAX_DLY DATEMAX MIN_DLY DATEMIN MIN_MLY YRMIMLY MAX_MLY YRMXMLY Month ------------------------------------------------------------------------------------------ Jan 80.7 3.3 96.0 198827 56.0 198017 75.2 1979 86.6 1989 Feb 81.5 2.1 94.0 197926 57.0 199109 77.5 1983 84.4 1974 Mar 78.8 3.4 95.0 197430 56.0 197301 73.0 1982 84.3 1974 Apr 72.1 4.2 95.0 198017 45.0 198415 60.2 1987 77.6 1976 May 64.4 4.1 91.0 197410 39.0 198004 55.5 1987 74.9 1974 Jun 59.8 2.6 86.0 197629 31.0 198711 54.1 1987 64.7 1976 Jul 55.9 3.3 80.0 197404 27.0 197527 49.6 1987 64.5 1974 Aug 48.9 2.6 75.0 197403 30.0 198330 42.9 1981 53.0 1976 Sep 42.7 3.1 74.0 198003 28.0 197930 37.3 1984 46.3 1987 Oct 45.2 3.0 86.0 197618 23.0 197509 40.3 1984 49.5 1981 Nov 56.6 5.9 88.0 198916 25.0 198109 46.3 1983 65.4 1985 Dec 75.4 5.0 94.0 198609 40.0 198401 62.3 1981 81.6 1978 Annual 63.5 NA NA NA NA NA NA NA NA Annual NA Ann-NCDC 63.5 NA NA NA NA NA NA NA NA Ann-NCDC NA ------------------------------------------------------------------------------------------ Element 15: Sunshine Qualifier: NCDC: Mean Monthly Value Computed by NCDC from Mean Daily Values Provided by Member MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1961 eyr: 1991 Month ------------------ Jan 158.1 Feb 148.4 Mar 201.5 Apr 234.0 May 266.6 Jun 258.0 Jul 260.4 Aug 275.9 Sep 276.0 Oct 269.7 Nov 216.0 Dec 167.4 Annual 2732.0 Ann-NCDC 2732.0 ------------------ Element 16: Wind Speed (m/sec) Statistic 01: Mean Value Qualifier: Qualifier: PM: Nighttime Average -------------------------- byr: 1962 1967 eyr: 1988 1988 Qualifier: PM Month -------------------------- Jan 3.6 1.6 Feb 3.6 1.8 Mar 3.8 2.4 Apr 3.4 2.7 May 3.3 3.1 Jun 3.6 3.8 Jul 3.9 4.2 Aug 4.1 4.5 Sep 4.7 5.4 Oct 4.9 5.2 Nov 4.9 3.7 Dec 4.1 2.1 Annual 4.0 NA Ann-NCDC 4.0 3.4 -------------------------- Element 19: Soil Temperature (deg C) Statistic 01: Mean Value Qualifier: 0.0 cm depth Qualifier: 5.0 cm depth Qualifier: 10.0 cm depth Qualifier: 20.0 cm depth Qualifier: 30.0 cm depth Qualifier: 120.0 cm depth ---------------------------------------------------------- byr: 1961 1973 1973 1973 1973 1973 eyr: 1991 1991 1991 1991 1991 1991 Qualifier: 0.0 5.0 10.0 20.0 30.0 120.0 Month ---------------------------------------------------------- Jan 17.6 22.9 22.6 24.2 25.8 25.9 Feb 17.8 22.5 22.4 24.3 25.6 25.7 Mar 18.0 22.3 22.2 24.2 25.8 25.8 Apr 15.9 21.5 21.4 23.8 25.7 25.7 May 12.2 19.7 19.8 22.8 25.2 25.5 Jun 9.2 17.0 17.5 20.7 23.7 24.5 Jul 9.1 16.5 17.0 20.2 22.7 23.5 Aug 11.5 19.1 19.3 22.1 23.6 23.6 Sep 14.8 23.3 23.0 25.3 25.8 25.1 Oct 17.8 26.3 25.3 27.2 27.7 26.6 Nov 18.2 26.4 25.0 26.8 28.0 27.3 Dec 17.9 23.7 23.1 24.6 26.5 26.6 Annual 15.0 21.8 21.5 23.8 25.5 25.5 Ann-NCDC NA NA NA NA NA NA ---------------------------------------------------------- Element 20: Sky Cover (Cloud Cover) (okta) Statistic 01: Mean Value Qualifier: Qualifier: 45: Mean - Sunrise to Sunset -------------------------- byr: 1967 1961 eyr: 1988 1991 Qualifier: 45 Month -------------------------- Jan 3.2 6.4 Feb 2.9 6.3 Mar 2.9 5.7 Apr 2.9 4.4 May 2.0 3.0 Jun 1.5 2.6 Jul 1.6 2.7 Aug 1.6 2.1 Sep 1.3 1.9 Oct 2.2 3.3 Nov 2.8 5.0 Dec 3.0 6.2 Annual 2.3 4.1 Ann-NCDC 2.3 4.1 -------------------------- Element 51: Number Days with Thunder (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1967 eyr: 1988 Month ------------------ Jan 1.0 Feb .8 Mar .8 Apr .3 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .2 Nov .7 Dec 1.0 Annual NA Ann-NCDC 4.8 ------------------ Element 52: Number Days with Lightning (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1967 eyr: 1988 Month ------------------ Jan 1.0 Feb .9 Mar .9 Apr .4 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .2 Nov .7 Dec 1.0 Annual NA Ann-NCDC 5.1 ------------------ Element 53: Number Days with Hail (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1967 eyr: 1988 Month ------------------ Jan .0 Feb .0 Mar .0 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.0 ------------------ Element 58: Number Days with Fog/Ice Fog (count) MEANMLY (Statistic 15): Mean Monthly Value ------------------ byr: 1967 eyr: 1988 Month ------------------ Jan .2 Feb .2 Mar .1 Apr .0 May .0 Jun .0 Jul .0 Aug .0 Sep .0 Oct .0 Nov .0 Dec .0 Annual NA Ann-NCDC 0.5 ------------------ Element 95: Number Days with Precipitation GE Threshold (count) Statistic 15: Mean Monthly Value Qualifier: 1.0 mm Qualifier: 5.0 mm Qualifier: 10.0 mm ---------------------------------- byr: 1961 1961 1961 eyr: 1991 1991 1991 Qualifier: 1.0 5.0 10.0 Month ---------------------------------- Jan 20 19 18 Feb 18 17 16 Mar 14 13 12 Apr 7 6 5 May 0 0 0 Jun 0 0 0 Jul 0 0 0 Aug 0 0 0 Sep 0 0 0 Oct 1 1 1 Nov 9 8 7 Dec 19 18 16 Annual 88 82 75 Ann-NCDC 88.0 82.0 75.0 ---------------------------------- Element BT: Number Days with Occurrence of Rain (count) MIN_MLY (Statistic 20): Minimum Monthly Value MAX_MLY (Statistic 26): Maximum Monthly Value -------------------------- byr: 1967 1967 eyr: 1988 1988 Statistic: MIN_MLY MAX_MLY Month -------------------------- Jan .8 3.5 Feb .7 3.2 Mar .8 3.4 Apr .2 2.0 May .0 1.2 Jun .0 .2 Jul .0 .2 Aug .0 .2 Sep .0 .3 Oct .0 .7 Nov .2 2.3 Dec 1.1 3.2 Annual NA NA Ann-NCDC 3.8 20.4 --------------------------