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Yearly Normals for Dillon, MT

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 7 35 21 0.24 1366 0 Feb 11 41 26 0.18 1095 0 Mar 19 49 34 0.42 976 0 Apr 26 57 42 0.68 705 0 May 34 66 50 1.67 476 0 Jun 40 75 57 1.82 249 16 Jul 43 84 64 1.08 118 75 Aug 41 83 62 1.24 141 47 Sep 32 73 53 0.9 377 8 Oct 24 61 43 0.48 687 0 Nov 14 44 29 0.34 1072 0 Dec 7 35 21 0.17 1362 0 Year 25 59 42 9.22 8624 146 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather