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Yearly Normals for Fallon, MT

Month Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling Jan 4 25 14 0.44 1572 0 Feb 10 31 21 0.28 1240 0 Mar 19 42 30 0.54 1080 0 Apr 29 55 42 1.2 704 0 May 39 66 52 2.18 403 9 Jun 48 75 62 2.62 173 69 Jul 53 82 68 1.86 71 155 Aug 52 82 67 1.22 100 157 Sep 41 70 55 1.36 324 29 Oct 30 56 43 1.04 683 0 Nov 16 38 27 0.48 1130 0 Dec 7 28 17 0.45 1479 0 Year 29 54 42 13.67 8959 419 Data Controls Monthly | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather