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December Normals for Oso, WA

< November January > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 35 47 41 0.22 24 0 2 34 47 41 0.22 24 0 3 34 47 41 0.22 24 0 4 34 47 40 0.21 25 0 5 34 46 40 0.21 25 0 6 34 46 40 0.21 25 0 7 34 46 40 0.2 25 0 8 34 46 40 0.2 25 0 9 34 46 40 0.2 25 0 10 33 46 40 0.2 25 0 11 33 46 40 0.19 26 0 12 33 46 39 0.19 26 0 13 33 45 39 0.19 26 0 14 33 45 39 0.19 26 0 15 33 45 39 0.19 26 0 16 33 45 39 0.19 26 0 17 33 45 39 0.19 26 0 18 33 45 39 0.19 26 0 19 33 45 39 0.18 26 0 20 33 45 39 0.18 26 0 21 33 45 39 0.18 26 0 22 32 45 39 0.18 26 0 23 32 45 39 0.18 26 0 24 32 45 39 0.18 26 0 25 32 45 39 0.18 26 0 26 32 45 39 0.18 26 0 27 32 45 38 0.18 27 0 28 32 45 38 0.18 27 0 29 32 45 38 0.18 27 0 30 32 45 38 0.19 27 0 31 32 45 38 0.19 27 0 Month 33 46 39 5.97 798 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