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September Normals for Sweet Grass, MT

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 47 77 62 0.06 6 3 2 47 76 61 0.06 6 3 3 46 76 61 0.06 7 3 4 46 75 61 0.06 7 3 5 46 75 60 0.06 7 2 6 45 74 60 0.06 7 2 7 45 74 59 0.06 8 2 8 44 74 59 0.06 8 2 9 44 73 59 0.05 8 2 10 44 73 58 0.05 9 2 11 43 72 58 0.05 9 2 12 43 72 58 0.05 9 2 13 43 72 57 0.05 9 1 14 42 71 57 0.05 10 1 15 42 71 56 0.05 10 1 16 42 70 56 0.05 10 1 17 41 70 56 0.05 10 1 18 41 70 55 0.05 11 1 19 41 69 55 0.05 11 1 20 41 69 55 0.04 11 1 21 40 69 55 0.04 11 1 22 40 68 54 0.04 12 1 23 40 68 54 0.04 12 1 24 39 68 54 0.04 12 1 25 39 68 53 0.04 12 0 26 39 67 53 0.04 12 0 27 39 67 53 0.04 13 0 28 38 67 52 0.04 13 0 29 38 66 52 0.03 13 0 30 38 66 52 0.03 13 0 Month 42 71 57 1.45 296 40 Data Controls Monthly: January February March April May June July August September October November December   | Yearly Related Maps Related Links Normal High Temperatures Normal Low Temperatures Normal Mean Temperatures Normal Precipitation - Forecast - Past Weather