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Yearly Normals for Oak Run, IL

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 13 29 21 1.52 1374 0 Feb 18 35 27 1.54 1077 0 Mar 29 47 38 2.79 836 0 Apr 39 61 50 3.93 457 4 May 51 72 61 3.94 190 78 Jun 60 82 71 4.39 22 189 Jul 64 85 75 3.98 4 297 Aug 62 83 72 4.32 18 241 Sep 53 76 65 3.57 92 84 Oct 42 64 53 2.73 388 8 Nov 30 48 39 2.91 785 0 Dec 18 34 26 2.27 1207 0 Year 40 60 50 37.89 6450 901 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather