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Yearly Normals for Sisseton, SD

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 2 21 11 0.73 1662 0 Feb 9 28 18 0.64 1305 0 Mar 21 39 30 1.53 1079 0 Apr 34 56 45 2.04 607 5 May 46 70 58 2.76 244 31 Jun 55 78 67 3.3 63 114 Jul 60 84 72 3.13 25 243 Aug 58 82 70 2.59 36 197 Sep 48 72 60 1.95 186 38 Oct 36 59 48 1.82 540 0 Nov 21 39 30 1.13 1054 0 Dec 8 26 17 0.46 1501 0 Year 33 54 44 22.08 8302 628 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather