Weather in Detroit, Michigan for September 2025
Special Weather Statement - See hour by hour.
Until now, September 2025 in Detroit is cooler than usual, with temperatures averaging 24.1 °F, this is -2.1 °F below the typical seasonal average.
The forecast for the next days in Detroit predicts temperatures to be around 27 °F, close to the historical average.
In general, the average temperature in Detroit at the beginning of September is 26.6 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 24.7 °F by the end of September.
The climate of Detroit in September is notably wet, with an average of 15 rainy days, and a total of 53.8 mm of precipitation.
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Detroit Weather September
Temperatures trend during September in Detroit
September weather in Detroit day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Mist | 26° /15° | 0.2 mm | 6 | |
| Sept. 2 |  Sunny | 27° /15° | 0 mm | 7 | |
| Sept. 3 | Sunny | 29° /17° | 0 mm | 7 | |
| Sept. 4 |  Overcast | 27° /17° | 12.1 mm | 6 | |
| Sept. 5 | Overcast | 27° /17° | 1.3 mm | 6 | |
| Sept. 6 | Sunny | 25° /16° | 1.9 mm | 6 | |
| Sept. 7 |  Cloudy | 25° /15° | 1.7 mm | 6 | |
| Sept. 8 | Sunny | 24° /14° | 0.5 mm | 6 | |
| Sept. 9 |  Partly cloudy | 25° /14° | 0 mm | 6 | |
| Sept. 10 | Sunny | 26° /16° | 0 mm | 6 | |
| Sept. 11 | Sunny | 27° /17° | 0.9 mm | 6 | |
| Sept. 12 | Partly cloudy | 26° /17° | 2.5 mm | 7 | |
| Sept. 13 |  Patchy rain possible | 25° /15° | 0.7 mm | 6 | |
| Sept. 14 | Partly cloudy | 28° /16° | 0.9 mm | 6 | |
| Sept. 15 | Sunny | 26° /16° | 0.1 mm | 6 | |
| Sept. 16 | Mist | 27° /15° | 0.1 mm | 6 | |
| Sept. 17 | Partly cloudy | 31° /18° | 0 mm | 1.4 | |
| Sept. 18 | Partly cloudy | 33° /17° | 0 mm | 1.4 | |
| Sept. 19 | Cloudy | 20° /15° | 0 mm | 1.4 | |
| Sept. 20 | Patchy rain possible | 24° /14° | 0.8 mm | 1.3 | |
| Sept. 21 | Patchy rain possible | 28° /17° | 2.6 mm | 0 | |
| Sept. 22 | Patchy rain possible | 30° /19° | 1 mm | 5 | |
| Sept. 23 | Partly cloudy | 32° /20° | 0 mm | 7 | |
| Sept. 24 | Patchy rain possible | 23° /18° | 4.1 mm | 4 | |
| Sept. 25 | Partly cloudy | 29° /18° | 0 mm | 6 | |
| Sept. 26 | Patchy rain possible | 24° /19° | 2.2 mm | 5 | |
| Sept. 27 | Patchy rain possible | 21° /16° | 0.1 mm | 4 | |
| Sept. 28 | Sunny | 24° /14° | 0 mm | 5 | |
| Sept. 29 | Sunny | 25° /16° | 0 mm | 6 | |
| Sept. 30 | Sunny | 27° /17° | 0 mm | 6 | |
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Detroit in September - FAQ
September rainfall patterns in Detroit
UV exposure in Detroit during September
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Where is Detroit?Get accurate weather forecasts for Detroit, located at latitude 42.331 and longitude -83.046. Stay updated with localized weather information tailored for Detroit.