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Yearly Normals for Serena, IL

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 8 25 17 1.39 1503 0 Feb 13 31 22 1.26 1202 0 Mar 25 43 34 2.34 964 0 Apr 36 57 47 3.47 553 1 May 47 70 59 4.23 254 50 Jun 56 79 68 4.4 42 125 Jul 60 82 71 3.77 12 204 Aug 58 80 69 4.17 41 162 Sep 50 73 61 3.81 147 39 Oct 38 61 50 2.76 483 3 Nov 26 45 36 3 887 0 Dec 14 31 22 2.16 1320 0 Year 36 56 46 36.76 7408 584 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather