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October Normals for Chinook, MT

< September November > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 33 66 50 0.04 15 0 2 32 66 49 0.03 16 0 3 32 66 49 0.03 16 0 4 32 65 49 0.03 16 0 5 32 65 48 0.03 17 0 6 31 65 48 0.03 17 0 7 31 64 47 0.03 17 0 8 31 64 47 0.03 18 0 9 30 63 47 0.03 18 0 10 30 63 46 0.02 19 0 11 29 62 46 0.02 19 0 12 29 62 45 0.02 20 0 13 29 61 45 0.02 20 0 14 28 61 45 0.02 20 0 15 28 60 44 0.02 21 0 16 28 60 44 0.02 21 0 17 27 59 43 0.02 22 0 18 27 59 43 0.02 22 0 19 26 58 42 0.02 23 0 20 26 57 42 0.02 23 0 21 25 57 41 0.02 24 0 22 25 56 41 0.02 24 0 23 24 56 40 0.02 25 0 24 24 55 39 0.02 26 0 25 23 54 39 0.02 26 0 26 23 54 38 0.01 27 0 27 23 53 38 0.01 27 0 28 22 52 37 0.01 28 0 29 22 51 36 0.01 29 0 30 21 51 36 0.01 29 0 31 20 50 35 0.01 30 0 Month 27 59 43 0.66 675 0 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