Station Name: MORRISON, IL WMO Station Number: National I.D. Number: 00115833 Country: UNITED STATES OF AMERICA WMO Region: REGION IV - NORTH & CENTRAL AMERICA Latitude: 41d 49m N Longitude: 089d 58m W Elevation: 184 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 -7.6 30 Feb -4.9 30 Mar 2.2 30 Apr 9.4 30 May 15.6 30 Jun 20.9 30 Jul 23.0 30 Aug 21.6 30 Sep 17.3 30 Oct 11.1 30 Nov 3.5 30 Dec -4.3 30 Annual 9.0 30 Ann-NCDC 9.0 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 -2.1 30 Feb .6 30 Mar 7.6 30 Apr 15.7 30 May 22.1 30 Jun 27.4 30 Jul 29.3 30 Aug 28.0 30 Sep 24.2 30 Oct 17.9 30 Nov 9.0 30 Dec .6 30 Annual 15.0 30 Ann-NCDC 15.0 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 -13.0 30 Feb -10.6 30 Mar -3.3 30 Apr 3.1 30 May 9.1 30 Jun 14.3 30 Jul 16.7 30 Aug 15.1 30 Sep 10.4 30 Oct 4.1 30 Nov -2.1 30 Dec -9.2 30 Annual 2.9 30 Ann-NCDC 2.9 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 34.0 3.3 14.0 23.4 34.3 51.1 95.5 30 Feb 31.0 1.5 10.7 19.6 30.5 47.8 111.5 30 Mar 71.6 15.7 37.3 55.1 74.2 101.6 131.8 30 Apr 94.5 29.2 58.9 78.7 98.8 126.5 227.6 30 May 111.3 40.9 57.7 85.3 115.3 158.0 324.6 30 Jun 109.0 19.3 60.7 86.4 113.5 151.9 286.5 30 Jul 94.0 20.1 57.2 77.5 98.6 127.3 170.9 30 Aug 115.6 17.5 45.0 77.2 116.1 175.0 337.6 30 Sep 85.1 1.0 28.4 53.1 83.6 131.8 260.3 30 Oct 70.4 2.0 22.6 42.9 68.6 109.2 195.1 30 Nov 66.0 11.7 31.0 48.3 67.8 96.3 217.2 30 Dec 54.1 4.6 24.4 38.9 55.4 79.8 141.5 30 Annual 936.6 NA NA NA NA NA NA 30 Ann-NCDC 936.6 NA NA NA NA NA NA NA --------------------------------------------------------------------------