Station Name: SAN LUIS AERO WMO Station Number: 87436 National I.D. Number: Country: ARGENTINA WMO Region: REGION III - SOUTH AMERICA Latitude: 33d 16m S Longitude: 066d 21m W Elevation: 713 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 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Statistic: MEAN MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month ---------------------------------------------------------- Jan 24.4 22.5 1978 26.5 1972 30 Feb 23.1 20.9 1974 26.3 1989 30 Mar 20.2 18.4 1964 23.4 1980 30 Apr 16.7 14.4 1984 21.1 1970 30 May 13.2 10.0 1987 16.5 1967 30 Jun 9.6 5.8 1967 12.6 1965 30 Jul 9.4 6.0 1962 12.4 1968 30 Aug 11.6 9.4 1972 14.7 1990 30 Sep 14.5 12.4 1979 18.0 1971 30 Oct 18.4 15.5 1963 19.9 1971 30 Nov 21.4 17.3 1963 24.8 1971 30 Dec 23.6 19.9 1984 27.2 1971 30 Annual 17.8 16.8 1988 18.8 1968 30 Ann-NCDC 17.2 NA NA NA NA NA ---------------------------------------------------------- Element 02: Maximum Dry Bulb Temperature (deg C) MEAN (Statistic 01): 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1971 1971 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEAN MAX_DLY DATEMAX MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month -------------------------------------------------------------------------- Jan 31.1 40.6 197201 28.5 1978 33.8 1972 30 Feb 30.0 39.0 197204 27.2 1974 33.2 1989 30 Mar 27.0 38.5 197502 24.5 1964 29.9 1980 30 Apr 23.6 32.7 198310 21.1 1962 28.2 1970 30 May 20.3 30.4 198601 16.5 1987 23.1 1967 30 Jun 16.9 28.8 197702 13.0 1984 20.4 1965 30 Jul 16.8 29.8 197928 13.0 1962 20.2 1968 30 Aug 19.3 31.5 198823 16.0 1976 22.3 1990 30 Sep 21.7 35.0 198611 18.8 1963 25.2 1971 30 Oct 25.4 37.6 197721 22.8 1963 27.6 1983 30 Nov 28.3 40.0 198730 24.6 1963 31.7 1968 30 Dec 30.4 41.7 197128 26.6 1984 34.4 1971 30 Annual 24.8 41.719711228 22.8 1988 25.8 1968 30 Ann-NCDC 24.2 NA -999999 NA NA NA NA NA -------------------------------------------------------------------------- Element 03: Minimum Dry Bulb Temperature (deg C) MEAN (Statistic 01): 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1971 1971 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEAN MIN_DLY DATEMIN MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month -------------------------------------------------------------------------- Jan 17.6 6.6 197110 15.7 1971 20.0 1972 30 Feb 16.7 7.5 197711 14.7 1966 18.9 1989 30 Mar 14.3 2.6 197731 12.5 1976 17.4 1980 30 Apr 11.0 -2.4 197116 8.5 1971 14.7 1970 30 May 7.5 -6.4 198412 5.3 1984 11.0 1967 30 Jun 4.0 -8.0 197122 -0.5 1967 7.2 1975 30 Jul 3.5 -9.4 198906 0.4 1962 6.7 1978 30 Aug 5.3 -6.3 197407 3.2 1984 8.7 1990 30 Sep 7.8 -3.4 199001 5.3 1961 11.1 1971 30 Oct 11.8 -.7 198106 10.0 1963 13.4 1977 30 Nov 14.6 1.6 198008 11.5 1963 17.9 1971 30 Dec 16.8 4.7 198020 13.4 1984 20.0 1971 30 Annual 10.8 -9.419071206 9.8 1968 11.8 1988 30 Ann-NCDC 10.9 NA -999999 NA NA NA NA NA -------------------------------------------------------------------------- Element 04: Wet Bulb Temperature (deg C) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 17.8 30 Feb 17.3 27 Mar 15.7 28 Apr 12.9 29 May 9.7 30 Jun 6.4 29 Jul 6.0 30 Aug 7.0 28 Sep 9.1 27 Oct 12.3 28 Nov 14.5 28 Dec 16.7 28 Annual 12.8 NA Ann-NCDC 12.1 NA -------------------------- Element 05: Dew Point Temperature (deg C) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 13.0 30 Feb 13.0 29 Mar 12.2 30 Apr 9.4 30 May 5.7 30 Jun 1.9 30 Jul 1.1 30 Aug 0.6 30 Sep 2.4 30 Oct 6.1 30 Nov 8.5 30 Dec 11.4 30 Annual 7.8 28 Ann-NCDC 7.1 NA -------------------------- Element 06: Precipitation (mm) 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month ---------------------------------------------------------- Jan 109.7 31.3 1968 212.6 1983 30 Feb 86.9 29.2 1981 215.6 1984 30 Mar 91.2 13.5 1983 198.3 1975 30 Apr 42.2 0.0 1967 148.2 1979 30 May 11.6 0.0 1963 62.2 1974 30 Jun 8.9 0.0 1962 75.4 1979 30 Jul 10.8 0.0 1961 159.7 1985 30 Aug 8.1 0.0 1964 55.4 1983 30 Sep 19.2 0.0 1962 56.7 1982 30 Oct 35.9 0.5 1988 112.4 1967 30 Nov 77.4 14.3 1971 163.3 1988 30 Dec 101.3 0.8 1971 227.5 1976 30 Annual 603.8 230.8 1978 929.8 1978 30 Ann-NCDC 603.2 NA NA NA NA NA ---------------------------------------------------------- Element 11: Relative Humidity (%) MEAN (Statistic 01): Mean 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Statistic: MEAN MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month ---------------------------------------------------------- Jan 53 40 1968 69 1983 30 Feb 56 45 1971 71 1974 30 Mar 63 52 1966 74 1984 30 Apr 65 56 1967 77 1966 30 May 64 48 1968 74 1964 30 Jun 62 53 1979 74 1965 30 Jul 60 47 1970 70 1985 30 Aug 51 39 1970 62 1976 30 Sep 48 37 1980 63 1984 30 Oct 49 36 1988 63 1967 30 Nov 48 34 1971 62 1984 30 Dec 51 29 1971 64 1964 30 Annual 58 48 1978 68 1988 30 Ann-NCDC 55.8 NA NA NA NA NA ---------------------------------------------------------- Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 1006.8 19 Feb 1008.5 20 Mar 1010.3 20 Apr 1013.1 20 May 1014.0 20 Jun 1015.8 20 Jul 1015.9 20 Aug 1015.8 20 Sep 1014.6 20 Oct 1011.0 20 Nov 1008.6 20 Dec 1007.3 20 Annual 1011.8 18 Ann-NCDC 1011.8 NA -------------------------- Element 13: Station Pressure (hPa) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 928.5 29 Feb 929.6 30 Mar 930.9 30 Apr 932.1 30 May 932.4 30 Jun 933.1 30 Jul 933.2 30 Aug 933.2 30 Sep 933.0 30 Oct 931.0 30 Nov 929.4 30 Dec 928.6 30 Annual 931.8 28 Ann-NCDC 931.2 NA -------------------------- Element 14: Vapor Pressure (hPa) MEAN (Statistic 01): Mean 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal ---------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 Statistic: MEAN MIN_MLY YRMIMLY MAX_MLY YRMXMLY #_YEARS Month ---------------------------------------------------------- Jan 15.5 12.4 1968 18.9 1983 30 Feb 15.4 12.7 1966 17.8 1984 30 Mar 14.8 11.9 1976 17.4 1980 30 Apr 12.3 9.7 1976 14.6 1970 30 May 9.7 7.3 1968 12.4 1967 30 Jun 7.4 5.0 1967 10.5 1965 30 Jul 7.0 5.0 1988 9.1 1968 30 Aug 6.8 5.0 1966 9.0 1979 30 Sep 7.7 6.1 1965 10.9 1982 30 Oct 10.0 7.5 1988 12.8 1967 30 Nov 11.6 9.2 1974 14.8 1985 30 Dec 14.1 10.7 1971 17.2 1985 30 Annual 11.8 9.8 1978 12.8 1988 30 Ann-NCDC 11.0 NA NA NA NA NA ---------------------------------------------------------- Element 15: Sunshine %OFPOSS (Statistic 37): Percent of Possible MN_#HRS (Statistic 44): Mean Number of Hours -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: %OFPOSS MN_#HRS Month -------------------------- Jan 73.0 319.3 Feb 75.0 280.0 Mar 68.0 260.4 Apr 68.0 234.0 May 64.0 210.8 Jun 62.0 186.0 Jul 65.0 204.6 Aug 71.0 238.7 Sep 67.0 240.0 Oct 73.0 291.4 Nov 72.0 300.0 Dec 71.0 316.2 Annual 69.0 3081.4 Ann-NCDC NA 3081.4 -------------------------- Element 15: Sunshine Qualifier: 06: Mean Daily Value MN_#HRS (Statistic 44): Mean Number of Hours ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 10.3 Feb 10.0 Mar 8.4 Apr 7.8 May 6.8 Jun 6.2 Jul 6.6 Aug 7.7 Sep 8.0 Oct 9.4 Nov 10.0 Dec 10.2 Annual 8.4 Ann-NCDC NA ------------------ Element 15: Sunshine Qualifier: 37: Percent of Possible #_YEARS (Statistic 98): Number of Years used to Calculate Normal ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 27 Feb 28 Mar 28 Apr 27 May 28 Jun 27 Jul 28 Aug 25 Sep 28 Oct 28 Nov 28 Dec 29 Annual NA Ann-NCDC NA ------------------ Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 17.5 30.0 Feb 17.1 30.0 Mar 15.6 30.0 Apr 14.2 30.0 May 14.2 30.0 Jun 14.2 30.0 Jul 14.8 30.0 Aug 17.2 30.0 Sep 19.4 30.0 Oct 20.9 30.0 Nov 21.7 30.0 Dec 19.5 30.0 Annual 17.8 30.0 Ann-NCDC NA NA -------------------------- Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan 3.0 30 Feb 3.0 30 Mar 3.1 30 Apr 3.1 30 May 3.8 30 Jun 3.6 30 Jul 3.5 30 Aug 3.1 30 Sep 3.0 30 Oct 3.1 30 Nov 3.1 30 Dec 3.1 30 Annual 3.8 30 Ann-NCDC 3.2 NA --------------------------