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Today's Weather - Arnold, MO
January 1, 2026 11:44 AMSt Louis Downtown Arpt Cahokia35°Feels Like 30°Hi 37°F Lo 28°FMostly Cloudy -
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Weather Details
- Windchill 34ºF Daily Rain --
- Dewpoint 30ºF Monthly Rain 16"
- Humidity 88% Avg. Wind ENE 1mph
- Pressure -- Wind Gust --
- Sunrise 7:19 AM Moon Waxing Gibbous
- Sunset 4:51 PM UV Index 2 (Low)
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