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December Normals for Falmouth, MA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 30 47 38 0.16 27 0 2 29 47 38 0.16 27 0 3 29 46 38 0.16 27 0 4 28 46 37 0.15 28 0 5 28 45 37 0.15 28 0 6 28 45 37 0.15 29 0 7 27 45 36 0.15 29 0 8 27 44 36 0.15 29 0 9 27 44 35 0.15 30 0 10 26 44 35 0.15 30 0 11 26 44 35 0.15 30 0 12 26 43 35 0.15 30 0 13 25 43 34 0.15 31 0 14 25 43 34 0.15 31 0 15 25 42 34 0.15 31 0 16 25 42 33 0.15 32 0 17 24 42 33 0.15 32 0 18 24 42 33 0.15 32 0 19 24 41 33 0.15 33 0 20 23 41 32 0.15 33 0 21 23 41 32 0.15 33 0 22 23 41 32 0.15 33 0 23 23 40 31 0.15 34 0 24 22 40 31 0.15 34 0 25 22 40 31 0.15 34 0 26 22 40 31 0.15 34 0 27 21 40 31 0.15 34 0 28 21 39 30 0.15 35 0 29 21 39 30 0.15 35 0 30 21 39 30 0.15 35 0 31 21 39 30 0.15 35 0 Month 25 42 34 4.68 975 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