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Climatological Normals

September Normals for Rio, LA

< August October > Day Temperatures (°F) Precipitation (in) Degree Days Min Max Avg Heating Cooling 1 68 92 80 0.15 0 15 2 68 91 80 0.15 0 15 3 68 91 80 0.15 0 14 4 68 91 80 0.14 0 14 5 68 91 79 0.14 0 14 6 68 91 79 0.14 0 14 7 67 91 79 0.14 0 14 8 67 90 79 0.14 0 14 9 67 90 79 0.14 0 13 10 67 90 78 0.14 0 13 11 67 90 78 0.14 0 13 12 66 90 78 0.13 0 13 13 66 89 78 0.13 0 13 14 66 89 78 0.13 0 12 15 65 89 77 0.13 0 12 16 65 89 77 0.13 0 12 17 65 89 77 0.13 0 12 18 65 88 77 0.13 0 12 19 64 88 76 0.13 0 11 20 64 88 76 0.12 0 11 21 64 88 76 0.12 0 11 22 63 88 75 0.12 0 11 23 63 87 75 0.12 0 10 24 62 87 75 0.12 0 10 25 62 87 74 0.12 0 10 26 62 87 74 0.11 0 9 27 61 86 74 0.11 0 9 28 61 86 73 0.11 0 9 29 60 86 73 0.11 1 9 30 60 85 73 0.11 1 8 Month 65 89 77 3.88 2 357 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