Weather conditions near O Fallon
2025-06-04
Roadnow
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7 day weather forecast
Current condition: Overcast 68°F 2025-06-04T04:53:00-05:00 
Overnight 2025-06-04, Chance T-storms. Detail...Wednesday 2025-06-04, Chance T-storms then Showers. Detail...
Wednesday Night 2025-06-04, T-storms Likely then Showers Likely. Detail...
Thursday 2025-06-05, Chance Showers then Chance T-storms. Detail...
Thursday Night 2025-06-05, Mostly Cloudy then Chance T-storms. Detail...
Friday 2025-06-06, Showers Likely. Detail...Friday Night 2025-06-06, Chance T-storms then Chance Showers. Detail...
Saturday 2025-06-07, Slight Chance Showers. Detail...
Saturday Night 2025-06-07, Partly Cloudy. Detail...Sunday 2025-06-08, Partly Sunny then Chance Showers. Detail...
Sunday Night 2025-06-08, Slight Chance T-storms. Detail...Monday 2025-06-09, Slight Chance Showers then Slight Chance T-storms. Detail...
Monday Night 2025-06-09, Mostly Clear. Detail...
Tuesday 2025-06-10, Sunny. Detail...