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Monthly Climatological Summary for Jun 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 70.6 83.3 16:07 59.5 05:14 1.1 6.7 0.00 1.0 8.0 08:32 E
02 73.2 85.5 15:04 57.1 05:58 1.6 9.8 0.00 2.6 16.0 16:02 S
03 77.2 85.5 15:05 69.9 04:59 0.0 12.2 0.00 5.6 26.0 18:05 S
04 68.7 76.9 00:31 65.6 23:57 0.0 3.7 1.11 2.2 19.0 00:30 WSW
05 65.9 72.4 16:34 62.4 05:54 0.9 1.8 0.00 1.7 11.0 02:01 N
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71.1 85.5 2 57.1 2 3.6 34.2 1.11 2.6 26.0 3 SSW
Max >= 90.0 0
Max <= 32.0 0
Min <= 32.0 0
Min <= 0.0 0
Max Rain: 1.11 on day 4
Days of Rain: 1 (>= 0.01 in) 1 (>= 0.10 in) 1 (>= 1.00 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration