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City of Saint Mary, MOSt. Mary, MO 7-Day Weather Forecast
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St. Mary Weather Forecast
St. Mary, MO Weather Forecast Date: 459 AM CDT Wed Oct 28 2026
Weather forecast for St. Mary, MO
Today Hi: 79°FHi: 26°C Lo: 51°F Lo: 11°C |
Today... Sunny. Highs in the upper 70s. South winds 5 to 10 mph. |
| Thu Hi: 81°FHi: 27°C Lo: 55°F Lo: 13°C |
Thursday... Sunny. Highs in the lower 80s. Southwest winds around 5 mph. |
| Fri Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Friday... Mostly sunny. Highs around 80. Southeast winds around 5 mph. |
Sat Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Saturday... Mostly cloudy. A slight chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 20%. |
| Sun Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Sunday... Mostly cloudy. A chance of showers, mainly in the morning. Highs in the lower 70s. Chance of rain 50%. |
| Mon Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Monday... Mostly cloudy with a 40% chance of showers. Highs in the lower 70s. |
Tue Hi: 71°FHi: 22°C |
Tuesday... Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 60%. |
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