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December Normals for Big Sandy, MT

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 11 37 24 0.01 41 0 2 11 37 24 0.01 41 0 3 11 37 24 0.01 41 0 4 10 36 23 0.01 42 0 5 10 36 23 0.01 42 0 6 10 36 23 0.01 42 0 7 9 36 22 0.01 43 0 8 9 35 22 0.01 43 0 9 9 35 22 0.02 43 0 10 9 35 22 0.02 43 0 11 8 35 21 0.02 44 0 12 8 34 21 0.02 44 0 13 8 34 21 0.02 44 0 14 8 34 21 0.02 44 0 15 8 34 21 0.02 44 0 16 7 33 20 0.02 45 0 17 7 33 20 0.02 45 0 18 7 33 20 0.02 45 0 19 7 33 20 0.02 45 0 20 6 32 19 0.02 46 0 21 6 32 19 0.02 46 0 22 6 32 19 0.02 46 0 23 6 32 19 0.02 46 0 24 6 32 19 0.02 46 0 25 6 31 19 0.02 46 0 26 5 31 18 0.02 47 0 27 5 31 18 0.02 47 0 28 5 31 18 0.02 47 0 29 5 31 18 0.02 47 0 30 5 31 18 0.02 47 0 31 5 30 17 0.02 48 0 Month 8 34 21 0.54 1380 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