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December Normals for Lewisboro, NY

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 30 44 37 0.14 28 0 2 29 44 37 0.14 28 0 3 29 44 36 0.14 29 0 4 29 43 36 0.13 29 0 5 28 43 36 0.13 29 0 6 28 43 35 0.13 30 0 7 28 42 35 0.13 30 0 8 28 42 35 0.13 30 0 9 27 41 34 0.13 31 0 10 27 41 34 0.13 31 0 11 27 41 34 0.13 31 0 12 26 41 33 0.13 32 0 13 26 40 33 0.13 32 0 14 26 40 33 0.12 32 0 15 25 40 33 0.12 33 0 16 25 39 32 0.12 33 0 17 25 39 32 0.12 33 0 18 25 39 32 0.12 33 0 19 24 39 31 0.12 34 0 20 24 38 31 0.12 34 0 21 24 38 31 0.12 34 0 22 24 38 31 0.12 34 0 23 23 38 30 0.12 35 0 24 23 37 30 0.13 35 0 25 23 37 30 0.13 35 0 26 22 37 30 0.13 35 0 27 22 37 30 0.13 35 0 28 22 37 29 0.13 36 0 29 22 37 29 0.13 36 0 30 22 36 29 0.13 36 0 31 21 36 29 0.13 36 0 Month 25 40 33 3.96 1009 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