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Today's Weather - O'Fallon, IL
December 21, 2025 4:35 AMSCOTT AFB / MidAmerica Airport31°Feels Like 26°Hi 31°F Lo 29°FMostly Clear -
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Weather Details
- Windchill 26ºF Daily Rain 0"
- Dewpoint 22ºF Monthly Rain 19"
- Humidity 67% Avg. Wind N 6mph
- Pressure 30.34" Wind Gust 6mph
- Sunrise 7:13 AM Moon Waxing Crescent
- Sunset 4:41 PM UV Index 2 (Low)
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