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December Normals for Castine, ME

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 24 40 32 0.15 33 0 2 23 40 32 0.15 33 0 3 23 40 31 0.15 34 0 4 22 39 31 0.15 34 0 5 22 39 30 0.15 35 0 6 21 39 30 0.14 35 0 7 21 38 30 0.14 36 0 8 20 38 29 0.14 36 0 9 20 38 29 0.14 36 0 10 20 37 28 0.14 37 0 11 19 37 28 0.14 37 0 12 19 37 28 0.14 37 0 13 18 36 27 0.14 38 0 14 18 36 27 0.14 38 0 15 17 36 27 0.14 38 0 16 17 35 26 0.14 39 0 17 17 35 26 0.14 39 0 18 16 35 26 0.14 39 0 19 16 35 25 0.14 40 0 20 16 34 25 0.14 40 0 21 15 34 25 0.13 40 0 22 15 34 24 0.13 41 0 23 15 34 24 0.13 41 0 24 14 33 24 0.13 41 0 25 14 33 24 0.13 41 0 26 14 33 23 0.13 42 0 27 14 33 23 0.13 42 0 28 13 33 23 0.13 42 0 29 13 32 23 0.14 42 0 30 13 32 23 0.14 42 0 31 13 32 22 0.14 43 0 Month 18 36 27 4.31 1191 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