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September Normals for Norco, CA

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 59 89 74 0 0 9 2 59 88 74 0.01 0 9 3 59 88 74 0.01 0 9 4 59 88 74 0.01 0 9 5 59 88 74 0.01 0 9 6 59 88 74 0.01 0 9 7 59 88 73 0.01 0 9 8 59 88 73 0.01 0 9 9 59 88 73 0.01 0 8 10 59 88 73 0.01 0 8 11 59 88 73 0.01 0 8 12 59 87 73 0.01 0 8 13 58 87 73 0.01 0 8 14 58 87 73 0.01 0 8 15 58 87 73 0.01 0 8 16 58 87 73 0.01 0 8 17 58 87 72 0.01 0 8 18 58 87 72 0.01 0 8 19 58 86 72 0.01 0 7 20 58 86 72 0.01 1 7 21 58 86 72 0.01 1 7 22 57 86 72 0.01 1 7 23 57 86 71 0.01 1 7 24 57 85 71 0.01 1 7 25 57 85 71 0.01 1 7 26 57 85 71 0.01 1 6 27 57 85 71 0.01 1 6 28 56 85 71 0.01 1 6 29 56 84 70 0.01 1 6 30 56 84 70 0.01 1 6 Month 58 87 72 0.29 11 231 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