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Yearly Normals for Dahlgren, IL

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 19 37 28 2.45 1149 0 Feb 23 43 33 2.69 899 0 Mar 33 54 43 3.98 673 0 Apr 43 65 54 4.44 344 12 May 53 75 64 4.58 137 92 Jun 62 84 73 3.61 9 245 Jul 66 88 77 3.57 0 376 Aug 64 86 75 3.27 5 317 Sep 56 79 67 3.11 57 127 Oct 43 68 56 2.92 310 22 Nov 34 54 44 4.37 630 0 Dec 24 42 33 3.2 998 0 Year 43 64 54 42.19 5211 1191 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather