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September Normals for Hamilton, MT

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 44 79 62 0.04 5 2 2 44 78 61 0.04 5 2 3 44 78 61 0.04 6 1 4 43 77 60 0.04 6 1 5 43 77 60 0.04 6 1 6 43 76 60 0.04 7 1 7 43 76 59 0.04 7 1 8 42 76 59 0.04 7 1 9 42 75 59 0.04 7 1 10 42 75 58 0.04 8 1 11 41 74 58 0.04 8 1 12 41 74 57 0.04 8 1 13 41 74 57 0.04 8 1 14 40 73 57 0.03 9 1 15 40 73 56 0.03 9 1 16 40 72 56 0.03 9 0 17 40 72 56 0.03 10 0 18 39 72 55 0.03 10 0 19 39 71 55 0.03 10 0 20 39 71 55 0.03 10 0 21 39 70 54 0.03 11 0 22 38 70 54 0.03 11 0 23 38 70 54 0.03 11 0 24 38 69 54 0.03 12 0 25 37 69 53 0.03 12 0 26 37 69 53 0.03 12 0 27 37 68 53 0.03 12 0 28 37 68 52 0.03 13 0 29 36 68 52 0.03 13 0 30 36 67 52 0.03 13 0 Month 40 73 56 1.03 275 17 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