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Today's Weather - Arnold, MO
December 31, 2025 2:04 PMSt Louis Downtown Arpt Cahokia39°Feels Like 32°Hi 40°F Lo 30°FPartly Cloudy -
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Weather Details
- Windchill 31ºF Daily Rain --
- Dewpoint 32ºF Monthly Rain 16"
- Humidity 81% Avg. Wind W 6mph
- Pressure -- Wind Gust --
- Sunrise 7:18 AM Moon Waxing Gibbous
- Sunset 4:50 PM UV Index 2 (Low)
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