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Monthly Climatological Summary for Jul 2025
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 76.9 87.5 15:31 67.4 05:49 0.0 8.5 0.00 3.1 15.0 14:06 NNW
02 84.4 91.3 16:13 0.0 08:36 0.0 12.5 0.00 1.5 10.0 16:33 WNW
03 80.9 92.7 15:58 68.1 05:35 0.0 15.9 0.00 1.0 10.0 13:08 WSW
04 82.1 92.6 15:37 69.2 06:05 0.0 17.1 0.00 2.5 16.0 11:49 SSW
05 82.2 92.4 16:05 68.5 05:41 0.0 17.2 0.00 3.3 18.0 11:25 SSW
06 80.4 91.3 14:35 73.4 23:58 0.0 15.5 0.13 3.5 24.0 14:53 WSW
07 79.9 89.9 14:59 70.5 06:21 0.0 14.9 0.00 1.5 12.0 14:04 NNE
08 75.3 90.3 13:45 69.1 23:51 0.0 10.3 0.48 1.8 26.0 15:07 SSW
09 77.8 89.4 16:00 68.3 02:06 0.0 12.8 0.01 1.3 10.0 15:49 WNW
10 81.3 91.9 16:13 69.5 05:22 0.0 16.3 0.00 1.9 14.0 13:50 SW
11 82.9 93.3 13:09 73.9 05:22 0.0 17.9 0.13 4.0 21.0 14:19 SSW
12 76.7 86.1 15:57 68.7 05:34 0.0 11.7 0.59 3.3 26.0 00:18 W
13 77.0 82.4 10:06 72.4 05:49 0.0 12.0 0.00 1.5 12.0 12:20 NW
14 78.2 86.3 16:29 71.9 06:10 0.0 13.2 0.00 1.6 11.0 15:19 E
15 80.0 90.6 14:48 72.6 06:04 0.0 15.0 0.00 1.6 12.0 08:31 S
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79.7 93.3 11 0.0 2 0.0 210.7 1.34 2.2 26.0 8 WSW
Max >= 90.0 9
Max <= 32.0 0
Min <= 32.0 1
Min <= 0.0 1
Max Rain: 0.59 on day 12
Days of Rain: 5 (>= 0.01 in) 4 (>= 0.10 in) 0 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration