Station Name: DUQUOIN 4SE, IL WMO Station Number: National I.D. Number: 00112483 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 37d 59m N Longitude: 089d 12m W Elevation: 128 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------- byr: 1961 1961 eyr: 1990 1990 Statistic: MEAN #_YEARS Month -------------------------- Jan -1.4 30 Feb 1.1 30 Mar 7.4 30 Apr 13.4 30 May 18.4 30 Jun 23.3 30 Jul 25.4 30 Aug 24.1 30 Sep 20.3 30 Oct 14.1 30 Nov 7.7 30 Dec 1.2 30 Annual 12.9 30 Ann-NCDC 12.9 NA -------------------------- Element 02: Maximum Dry 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 3.8 30 Feb 6.6 30 Mar 13.2 30 Apr 19.7 30 May 24.8 30 Jun 29.7 30 Jul 31.8 30 Aug 30.7 30 Sep 27.0 30 Oct 21.1 30 Nov 13.3 30 Dec 6.1 30 Annual 19.0 30 Ann-NCDC 19.0 NA -------------------------- Element 03: Minimum Dry 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 -6.6 30 Feb -4.4 30 Mar 1.6 30 Apr 7.1 30 May 12.1 30 Jun 16.8 30 Jul 19.0 30 Aug 17.6 30 Sep 13.6 30 Oct 7.0 30 Nov 1.9 30 Dec -3.7 30 Annual 6.8 30 Ann-NCDC 6.8 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 #_YEARS (Statistic 98): Number of Years used to Calculate Normal -------------------------------------------------------------------------- byr: 1961 1961 1961 1961 1961 1961 1961 1961 eyr: 1990 1990 1990 1990 1990 1990 1990 1990 Statistic: MEANMLY MIN_MLY QUIN20% QUIN40% QUIN60% QUIN80% MAX_MLY #_YEARS Month -------------------------------------------------------------------------- Jan 61.0 8.1 22.1 39.6 60.7 93.2 195.6 30 Feb 66.0 4.6 33.3 50.0 68.3 94.7 133.9 30 Mar 117.6 19.8 63.2 91.7 122.2 165.4 215.4 30 Apr 99.1 21.8 53.8 77.5 102.9 138.7 213.9 30 May 111.3 23.1 53.3 82.3 114.6 161.5 344.7 30 Jun 90.7 19.8 47.8 70.1 94.2 128.5 220.2 30 Jul 99.1 8.6 43.7 70.4 101.1 146.3 315.7 30 Aug 83.3 12.2 41.1 62.2 85.9 119.9 193.8 30 Sep 79.2 7.6 32.8 54.6 80.0 118.4 181.9 30 Oct 75.4 0.8 24.1 46.0 73.7 117.6 217.9 30 Nov 99.8 11.2 43.2 70.4 101.6 148.3 219.7 30 Dec 94.7 19.3 42.4 67.8 96.8 139.7 336.3 30 Annual 1077.2 NA NA NA NA NA NA 30 Ann-NCDC 1077.2 NA NA NA NA NA NA NA --------------------------------------------------------------------------