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December Normals for Harwood Station, MA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 21 39 30 0.13 35 0 2 21 39 30 0.13 35 0 3 20 39 30 0.13 36 0 4 20 38 29 0.13 36 0 5 20 38 29 0.13 36 0 6 19 38 28 0.13 37 0 7 19 37 28 0.12 37 0 8 18 37 28 0.12 37 0 9 18 37 27 0.12 38 0 10 18 36 27 0.12 38 0 11 17 36 27 0.12 38 0 12 17 36 26 0.12 39 0 13 17 35 26 0.12 39 0 14 16 35 26 0.12 39 0 15 16 35 25 0.12 40 0 16 16 34 25 0.12 40 0 17 15 34 25 0.12 40 0 18 15 34 24 0.12 41 0 19 15 34 24 0.12 41 0 20 14 33 24 0.12 41 0 21 14 33 24 0.12 41 0 22 14 33 23 0.12 42 0 23 14 33 23 0.12 42 0 24 13 32 23 0.12 42 0 25 13 32 23 0.12 42 0 26 13 32 22 0.12 43 0 27 12 32 22 0.12 43 0 28 12 32 22 0.12 43 0 29 12 31 22 0.12 43 0 30 12 31 21 0.12 44 0 31 12 31 21 0.12 44 0 Month 16 35 25 3.78 1232 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