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City of Frontenac, MissouriFrontenac, MO 7-Day Weather Forecast
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Frontenac Weather Forecast
Frontenac, MO Weather Forecast Date: 129 PM CDT Tue Oct 27 2026
Weather forecast for Frontenac, MO
Today Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
This Afternoon... Mostly cloudy. Near steady temperature in the lower 70s. South winds 5 to 10 mph. |
Wed Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Wednesday... Sunny. Highs around 80. South winds 5 to 10 mph. |
| Thu Hi: 81°FHi: 27°C Lo: 59°F Lo: 15°C |
Thursday... Sunny. Highs in the lower 80s. Southwest winds around 5 mph. |
| Fri Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Friday... Mostly cloudy. Highs in the upper 70s. Lows in the upper 50s. |
Sat Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Saturday... Mostly cloudy. A slight chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 20%. |
| Sun Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy. A chance of showers, mainly in the morning. Highs around 70. Chance of rain 50%. |
Mon Hi: 71°FHi: 22°C |
Monday... Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 50%. |
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