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Climatological Normals

September Normals for Petersburg, TN

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 62 87 75 0.12 0 10 2 62 87 74 0.12 0 9 3 62 87 74 0.12 0 9 4 62 86 74 0.12 0 9 5 61 86 74 0.13 0 9 6 61 86 74 0.13 0 8 7 61 86 73 0.13 0 8 8 61 85 73 0.13 0 8 9 60 85 73 0.13 0 8 10 60 85 72 0.13 0 8 11 60 85 72 0.14 0 7 12 59 84 72 0.14 0 7 13 59 84 72 0.14 0 7 14 59 84 71 0.14 0 7 15 58 84 71 0.14 1 7 16 58 83 71 0.14 1 6 17 58 83 70 0.14 1 6 18 57 83 70 0.14 1 6 19 57 82 70 0.14 1 6 20 56 82 69 0.14 1 5 21 56 82 69 0.14 1 5 22 55 82 69 0.14 2 5 23 55 81 68 0.13 2 5 24 55 81 68 0.13 2 5 25 54 81 67 0.13 2 4 26 54 80 67 0.13 2 4 27 53 80 66 0.13 2 4 28 53 80 66 0.13 3 4 29 52 79 66 0.13 3 4 30 51 79 65 0.12 3 3 Month 58 83 71 3.97 28 193 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