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December Normals for Preston, WA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 35 47 41 0.18 24 0 2 35 47 41 0.17 24 0 3 35 47 41 0.17 24 0 4 35 46 41 0.17 24 0 5 35 46 41 0.17 25 0 6 35 46 40 0.17 25 0 7 35 46 40 0.17 25 0 8 35 46 40 0.17 25 0 9 34 46 40 0.17 25 0 10 34 45 40 0.17 25 0 11 34 45 40 0.16 25 0 12 34 45 40 0.16 25 0 13 34 45 40 0.16 25 0 14 34 45 40 0.16 25 0 15 34 45 39 0.16 26 0 16 34 45 39 0.16 26 0 17 34 45 39 0.16 26 0 18 34 45 39 0.16 26 0 19 34 45 39 0.16 26 0 20 34 45 39 0.16 26 0 21 34 45 39 0.16 26 0 22 34 45 39 0.16 26 0 23 34 44 39 0.16 26 0 24 33 44 39 0.15 26 0 25 33 44 39 0.15 26 0 26 33 44 39 0.15 26 0 27 33 44 39 0.15 26 0 28 33 44 39 0.15 26 0 29 33 45 39 0.15 26 0 30 33 45 39 0.15 26 0 31 33 45 39 0.15 26 0 Month 34 45 40 4.99 788 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