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Today's Weather - Arnold, MO
January 13, 2026 1:12 AMSt Louis Downtown Arpt Cahokia35°Feels Like 35°Hi 35°F Lo 35°FClear -
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Weather Details
- Windchill 45ºF Daily Rain --
- Dewpoint 28ºF Monthly Rain 12"
- Humidity 50% Avg. Wind SW 4mph
- Pressure -- Wind Gust --
- Sunrise 7:18 AM Moon Waning Crescent
- Sunset 5:02 PM UV Index 2 (Low)
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