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September Normals for Olean, NY

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 51 73 62 0.14 4 1 2 51 73 62 0.15 4 1 3 51 73 62 0.15 4 1 4 50 73 61 0.15 4 1 5 50 72 61 0.15 5 1 6 50 72 61 0.15 5 1 7 50 72 61 0.15 5 0 8 49 71 60 0.15 5 0 9 49 71 60 0.15 5 0 10 49 71 60 0.15 6 0 11 48 70 59 0.15 6 0 12 48 70 59 0.15 6 0 13 48 70 59 0.15 6 0 14 48 69 59 0.15 7 0 15 47 69 58 0.15 7 0 16 47 69 58 0.15 7 0 17 47 69 58 0.15 7 0 18 46 68 57 0.15 8 0 19 46 68 57 0.15 8 0 20 46 68 57 0.15 8 0 21 45 67 56 0.15 9 0 22 45 67 56 0.14 9 0 23 45 67 56 0.14 9 0 24 44 66 55 0.14 10 0 25 44 66 55 0.14 10 0 26 43 65 54 0.14 10 0 27 43 65 54 0.14 11 0 28 43 65 54 0.14 11 0 29 42 64 53 0.14 11 0 30 42 64 53 0.13 12 0 Month 47 69 58 4.39 219 6 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