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Today's Weather - Alton, IL
December 17, 2025 11:56 PMAlton High School49°Feels Like 46°Hi 57°F Lo 49°FMostly Cloudy -
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Weather Details
- Windchill 46ºF Daily Rain 0"
- Dewpoint 48ºF Monthly Rain 9"
- Humidity 95% Avg. Wind SSW 15mph
- Pressure 29.8" Wind Gust 20mph
- Sunrise 7:13 AM Moon Waning Crescent
- Sunset 4:40 PM UV Index 2 (Low)
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