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September Normals for Napierville, PA

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 56 78 67 0.12 1 3 2 56 77 67 0.13 1 3 3 56 77 66 0.13 1 3 4 55 77 66 0.13 1 2 5 55 77 66 0.13 1 2 6 55 76 66 0.13 1 2 7 55 76 65 0.14 2 2 8 54 76 65 0.14 2 2 9 54 75 65 0.14 2 2 10 54 75 65 0.14 2 2 11 53 75 64 0.14 2 1 12 53 75 64 0.14 2 1 13 53 74 64 0.14 3 1 14 53 74 63 0.14 3 1 15 52 74 63 0.14 3 1 16 52 73 63 0.14 3 1 17 51 73 62 0.14 3 1 18 51 73 62 0.14 4 1 19 51 72 62 0.14 4 1 20 50 72 61 0.14 4 1 21 50 72 61 0.14 5 0 22 50 71 61 0.14 5 0 23 49 71 60 0.14 5 0 24 49 71 60 0.14 5 0 25 48 71 59 0.14 6 0 26 48 70 59 0.13 6 0 27 48 70 59 0.13 7 0 28 47 69 58 0.13 7 0 29 47 69 58 0.13 7 0 30 46 69 57 0.13 8 0 Month 52 73 63 4.08 106 33 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