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Yearly Normals for Ellsworth Air Force Base, SD

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 10 34 22 0.29 1325 0 Feb 14 38 26 0.36 1086 0 Mar 21 45 33 0.9 980 0 Apr 31 55 43 1.97 667 0 May 42 65 54 3.46 367 8 Jun 52 75 63 3.04 126 76 Jul 58 83 70 2.71 33 192 Aug 55 82 69 2.09 46 162 Sep 45 73 59 1.23 232 42 Oct 34 61 47 1.57 549 0 Nov 21 44 33 0.53 967 0 Dec 13 37 25 0.3 1245 0 Year 33 58 45 18.45 7623 480 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather