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December Normals for Leyden, NY

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 22 37 29 0.13 36 0 2 21 36 29 0.13 36 0 3 21 36 28 0.13 37 0 4 20 36 28 0.13 37 0 5 20 35 28 0.12 37 0 6 19 35 27 0.12 38 0 7 19 34 27 0.12 38 0 8 18 34 26 0.12 39 0 9 18 34 26 0.12 39 0 10 18 33 25 0.12 40 0 11 17 33 25 0.12 40 0 12 17 33 25 0.12 40 0 13 16 32 24 0.12 41 0 14 16 32 24 0.11 41 0 15 15 32 24 0.11 41 0 16 15 31 23 0.11 42 0 17 15 31 23 0.11 42 0 18 14 31 23 0.11 42 0 19 14 31 22 0.11 43 0 20 14 30 22 0.11 43 0 21 13 30 22 0.11 43 0 22 13 30 21 0.11 44 0 23 13 30 21 0.11 44 0 24 12 29 21 0.11 44 0 25 12 29 21 0.11 44 0 26 12 29 20 0.11 45 0 27 11 29 20 0.11 45 0 28 11 29 20 0.11 45 0 29 11 29 20 0.12 45 0 30 10 28 19 0.12 46 0 31 10 28 19 0.12 46 0 Month 15 32 24 3.61 1283 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