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Today's Weather - Arnold, MO
December 18, 2025 12:15 AMSt Louis Downtown Arpt Cahokia50°Feels Like 50°Hi 57°F Lo 48°F70% Chance Rain Showers -
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Weather Details
- Windchill 50ºF Daily Rain --
- Dewpoint 46ºF Monthly Rain 6"
- Humidity 82% Avg. Wind S 7mph
- Pressure -- Wind Gust --
- Sunrise 7:13 AM Moon Waning Crescent
- Sunset 4:42 PM UV Index 1 (Low)
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