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September Normals for Twin Bridges, MT

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 40 74 57 0.04 9 1 2 40 73 57 0.04 9 1 3 39 73 56 0.04 10 1 4 39 73 56 0.04 10 1 5 39 72 55 0.04 10 1 6 38 72 55 0.04 11 1 7 38 71 55 0.04 11 0 8 38 71 54 0.04 11 0 9 37 70 54 0.04 12 0 10 37 70 53 0.04 12 0 11 37 69 53 0.04 12 0 12 36 69 53 0.04 13 0 13 36 69 52 0.04 13 0 14 36 68 52 0.04 13 0 15 35 68 52 0.04 14 0 16 35 67 51 0.04 14 0 17 35 67 51 0.04 14 0 18 34 67 51 0.04 14 0 19 34 66 50 0.04 15 0 20 34 66 50 0.03 15 0 21 33 66 49 0.03 15 0 22 33 65 49 0.03 16 0 23 33 65 49 0.03 16 0 24 33 64 49 0.03 16 0 25 32 64 48 0.03 17 0 26 32 64 48 0.03 17 0 27 32 63 48 0.03 17 0 28 32 63 47 0.03 18 0 29 31 63 47 0.03 18 0 30 31 62 47 0.03 18 0 Month 35 68 52 1.09 410 6 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