Station Name: Maracaibo WMO Station Number: 80407 National I.D. Number: Country: VENEZUELA WMO Region: REGION III - SOUTH AMERICA Latitude: 10d 34m N Longitude: 071d 44m W Elevation: 65 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 26.5 Feb 26.8 Mar 27.4 Apr 27.9 May 28.1 Jun 28.3 Jul 28.5 Aug 28.5 Sep 28.2 Oct 27.5 Nov 27.3 Dec 26.8 Annual 27.7 Ann-NCDC 27.6 ------------------ 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 32.5 36.4 Feb 32.8 39.4 Mar 33.1 37.9 Apr 33.1 39.6 May 33.1 37.8 Jun 33.6 38.0 Jul 34.1 38.8 Aug 34.2 38.1 Sep 33.6 39.0 Oct 32.5 36.6 Nov 32.4 36.3 Dec 32.5 35.8 Annual 33.1 39.6 Ann-NCDC 33.1 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 22.8 19.2 Feb 23.2 18.8 Mar 24.1 20.4 Apr 24.8 20.7 May 25.0 20.5 Jun 24.9 20.2 Jul 24.9 21.0 Aug 24.9 20.2 Sep 24.6 20.2 Oct 24.1 20.0 Nov 24.1 20.6 Dec 23.3 18.9 Annual 24.2 18.8 Ann-NCDC 24.2 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 5.0 0.0 0.0 0.0 1.0 5.0 50.0 Feb 3.0 0.0 0.0 0.0 0.5 3.5 24.0 Mar 6.0 0.0 0.0 0.0 1.0 4.0 74.0 Apr 52.0 0.0 9.5 16.0 40.0 101.5 207.0 May 67.0 0.0 29.0 47.5 55.5 102.0 234.0 Jun 55.0 5.0 17.0 32.0 50.5 83.5 195.0 Jul 26.0 2.0 10.0 18.0 29.0 38.0 73.0 Aug 60.0 3.0 17.5 40.5 61.0 90.0 213.0 Sep 104.0 6.0 50.5 76.0 113.5 149.5 302.0 Oct 114.0 46.0 63.0 83.5 126.0 157.0 211.0 Nov 71.0 3.0 20.0 52.5 76.5 111.0 185.0 Dec 17.0 0.0 0.0 2.0 7.5 26.0 176.0 Annual 580.0 215.0 433.5 483.5 587.5 738.0 1250.0 Ann-NCDC 580.0 NA NA NA NA NA NA ------------------------------------------------------------------ Element 11: Relative Humidity (%) 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 74.0 91.0 47.0 Feb 73.0 90.0 47.0 Mar 73.0 88.0 48.0 Apr 76.0 91.0 52.0 May 78.0 93.0 54.0 Jun 75.0 92.0 50.0 Jul 73.0 91.0 47.0 Aug 74.0 92.0 47.0 Sep 77.0 93.0 51.0 Oct 81.0 94.0 56.0 Nov 80.0 94.0 55.0 Dec 77.0 93.0 51.0 Annual 76.0 92.0 50.0 Ann-NCDC 75.9 91.8 50.4 ---------------------------------- Element 12: Sea Level Pressure (hPa) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 1011.3 Feb 1011.1 Mar 1010.8 Apr 1010.3 May 1010.1 Jun 1010.5 Jul 1010.7 Aug 1010.3 Sep 1009.8 Oct 1009.7 Nov 1009.8 Dec 1010.8 Annual 1010.4 Ann-NCDC 1010.4 ------------------ 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 8.6 240.8 Mar 7.9 244.9 Apr 6.1 183.0 May 5.8 179.8 Jun 6.7 201.0 Jul 7.9 244.9 Aug 7.5 232.5 Sep 6.4 192.0 Oct 5.9 182.9 Nov 6.8 204.0 Dec 7.7 238.7 Annual 7.2 2611.1 Ann-NCDC NA 2611.1 -------------------------- Element 16: Wind Speed (m/sec) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.3 Feb 4.9 Mar 5.3 Apr 4.7 May 3.6 Jun 3.4 Jul 3.7 Aug 3.5 Sep 3.1 Oct 2.8 Nov 3.0 Dec 3.8 Annual 3.8 Ann-NCDC 3.8 ------------------ Element 17: Wind Direction (degrees) PREVAIL (Statistic 41): Prevailing ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 22.5 Feb 22.5 Mar 22.5 Apr 22.5 May 22.5 Jun 22.5 Jul 45.0 Aug 45.0 Sep 45.0 Oct 22.5 Nov 22.5 Dec 22.5 Annual 22.5 Ann-NCDC NA ------------------ Element 20: Sky Cover (Cloud Cover) (okta) MEAN (Statistic 01): Mean Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 4.5 Feb 4.7 Mar 5.2 Apr 5.9 May 6.3 Jun 6.3 Jul 6.3 Aug 6.4 Sep 6.7 Oct 6.7 Nov 6.2 Dec 5.1 Annual 5.8 Ann-NCDC 5.9 ------------------ Element 33: Global Solar Radiation (MJ/m2) MEANDLY (Statistic 06): Mean Daily Value ------------------ byr: 1961 eyr: 1990 Month ------------------ Jan 15.47 Feb 16.70 Mar 17.56 Apr 16.17 May 15.33 Jun 16.27 Jul 17.37 Aug 17.19 Sep 16.02 Oct 14.71 Nov 13.98 Dec 14.29 Annual 15.92 Ann-NCDC NA ------------------ 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 0.6 Feb 0.3 Mar 0.6 Apr 3.6 May 6.1 Jun 5.1 Jul 3.6 Aug 5.8 Sep 8.1 Oct 9.2 Nov 5.3 Dec 1.7 Annual 4.2 Ann-NCDC 50.0 ------------------