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Monthly Climatological Summary for Sep 2024
Name: OFallon Weather City: OFallon State: MO
Elevation: 532 ft Lat: N 38° 50' 20" Lon: W 090° 43' 42"
Temperature (°F), Rain (in), Wind Speed (mph)
Heat Cool Avg
Mean Deg Deg Wind Dom
Day Temp High Time Low Time Days Days Rain Speed High Time Dir
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01 73.7 89.0 13:10 60.0 06:52 0.7 9.4 0.00 2.7 18.0 17:32 NNW
02 68.6 81.8 16:03 56.7 07:10 1.9 5.4 0.00 2.8 16.0 13:34 ENE
03 66.2 79.2 15:33 55.8 06:45 3.1 4.3 0.00 1.7 12.0 14:25 E
04 71.1 89.0 15:53 52.7 06:54 3.3 9.4 0.00 1.1 11.0 13:43 E
05 79.1 92.7 15:39 68.7 06:37 0.0 14.1 0.00 2.8 16.0 14:52 SW
06 71.9 82.3 14:13 61.0 23:38 0.2 7.1 0.00 3.5 18.0 14:13 NNW
07 62.1 74.6 14:45 49.6 06:49 5.5 2.5 0.00 2.8 18.0 14:07 NNE
08 58.3 76.0 16:18 42.2 06:39 9.2 2.5 0.00 1.0 10.0 13:34 ENE
09 61.7 81.2 16:29 44.0 07:04 8.1 4.8 0.00 1.0 11.0 14:55 S
10 66.0 85.4 15:58 46.8 06:35 5.8 6.8 0.00 1.5 14.0 12:28 SSE
11 71.6 90.1 14:39 54.0 06:28 3.2 9.8 0.00 1.6 20.0 14:32 SE
12 71.6 84.1 14:37 58.5 07:01 1.4 8.0 0.00 1.8 15.0 14:55 ESE
13 69.2 71.9 00:00 66.1 05:06 0.0 4.2 0.02 2.7 14.0 11:47 ESE
14 75.5 88.4 14:24 63.2 07:09 0.1 10.6 0.01 2.0 17.0 13:58 SE
15 74.2 86.6 11:54 67.3 06:42 0.0 9.2 0.00 1.6 16.0 16:20 SE
16 74.2 86.6 17:11 64.7 06:59 0.0 9.2 0.00 0.9 11.0 13:41 SSE
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69.7 92.7 5 42.2 8 42.4 117.3 0.03 2.0 20.0 11 E
Max >= 90.0 2
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 0.02 on day 13
Days of Rain: 2 (>= 0.01 in) 0 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration