Weather WorldSt Clair Regional, MO 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
St Clair Regional Weather Forecast
St Clair Regional, MO Weather Forecast Date: 1133 AM CDT Mon Oct 12 2026
Weather forecast for St Clair Regional, MO
Today Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
This Afternoon... Sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph. |
| Tue Hi: 95°FHi: 35°C Lo: 70°F Lo: 21°C |
Tuesday... Sunny. More humid with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 101 in the afternoon. |
Wed Hi: 80°FHi: 27°C Lo: 65°F Lo: 18°C |
Wednesday... Showers with a chance of thunderstorms. Cooler with highs around 80. West winds around 5 mph. Chance of rain near 100%. |
| Thu Hi: 81°FHi: 27°C Lo: 50°F Lo: 10°C |
Thursday... A chance of thunderstorms. Showers. Highs in the lower 80s. Chance of rain 90%. |
| Fri Hi: 61°FHi: 16°C Lo: 39°F Lo: 4°C |
Friday... Mostly sunny. Much cooler with highs in the lower 60s. |
| Sat Hi: 61°FHi: 16°C Lo: 35°F Lo: 2°C |
Saturday... Mostly clear. Lows in the upper 30s. Highs in the lower 60s. |
| Sun Hi: 71°FHi: 22°C |
Sunday... Sunny. Highs in the lower 70s. |
St Clair Regional Radar Loop
Use the map search tool if you want to place a location marker on the radar map...