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Decatur, MI 7-Day Weather Forecast
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Decatur Weather Forecast
Decatur, MI Weather Forecast Date: 222 PM EDT Sat Sep 12 2026
Weather forecast for Decatur, MI
Tonight Lo: 61°F Lo: 16°C |
Tonight... Mostly sunny. Highs in the lower 80s. West winds 5 to 10 mph with gusts to around 20 mph. |
Sun Hi: 75°FHi: 24°C Lo: 49°F Lo: 9°C |
Sunday... Mostly sunny. A 20% chance of rain showers in the afternoon. Highs in the mid 70s. Light winds becoming northwest 10 to 15 mph with gusts to around 30 mph in the afternoon. |
Mon Hi: 71°FHi: 22°C Lo: 59°F Lo: 15°C |
Monday... Sunny. Highs in the lower 70s. Light winds becoming southeast 5 to 10 mph in the afternoon. |
Tue Hi: 81°FHi: 27°C Lo: 61°F Lo: 16°C |
Tuesday... Mostly cloudy with a 50% chance of showers and thunderstorms. Highs in the lower 80s. |
| Wed Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Wednesday... Showers likely and a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 70%. |
| Thu Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Thursday... Showers likely. Highs in the upper 70s. Chance of rain 70%. |
Fri Hi: 75°FHi: 24°C Lo: 55°F Lo: 13°C |
Friday... Partly sunny with a 30% chance of rain showers. Highs in the mid 70s. |
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