Detroit (MI)
September
Weather in Detroit, Michigan for September 2027
Your guide to Detroit weather in September - trends and predictions
In general, the average temperature in Detroit at the beginning of September is 26.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21 °C by the end of September.
Detroit experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 112 mm.
Is September a good time to visit Detroit? check out the best time to travel to Detroit page.
✨ Is September a good time to visit Detroit? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
24°/16°
Temperatures
16 km/h
Avg max wind
66 %
Avg humidity
Detroit Weather September
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Temperatures trend during September in Detroit
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September weather in Detroit day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 27° /17° | 0.1 mm | 6 | |
| Sept. 2 |  Light rain | 28° /17° | 2.5 mm | 7 | |
| Sept. 3 |  Heavy rain | 30° /18° | 33.9 mm | 7 | |
| Sept. 4 |  Moderate rain | 26° /18° | 18 mm | 6 | |
| Sept. 5 |  Patchy rain possible | 27° /18° | 1.1 mm | 6 | |
| Sept. 6 | Patchy rain possible | 25° /16° | 1.6 mm | 6 | |
| Sept. 7 | Patchy rain possible | 25° /15° | 1.4 mm | 6 | |
| Sept. 8 | Sunny | 25° /14° | 0.4 mm | 6 | |
| Sept. 9 | Light rain | 25° /16° | 5 mm | 5 | |
| Sept. 10 |  Overcast | 26° /17° | 0 mm | 6 | |
| Sept. 11 | Sunny | 27° /17° | 0.8 mm | 6 | |
| Sept. 12 | Light rain | 26° /17° | 2.5 mm | 6 | |
| Sept. 13 | Patchy rain possible | 25° /15° | 0.6 mm | 6 | |
| Sept. 14 |  Cloudy | 26° /16° | 0.8 mm | 6 | |
| Sept. 15 | Patchy rain possible | 26° /16° | 0.1 mm | 5 | |
| Sept. 16 | Patchy rain possible | 26° /16° | 0.4 mm | 6 | |
| Sept. 17 | Patchy rain possible | 26° /17° | 1.5 mm | 6 | |
| Sept. 18 |  Partly cloudy | 26° /16° | 0.2 mm | 6 | |
| Sept. 19 | Patchy rain possible | 23° /17° | 1.9 mm | 5 | |
| Sept. 20 | Patchy rain possible | 24° /17° | 2.1 mm | 6 | |
| Sept. 21 | Moderate rain | 25° /18° | 13.4 mm | 5 | |
| Sept. 22 | Moderate rain | 23° /15° | 11.7 mm | 5 | |
| Sept. 23 | Light rain | 20° /14° | 3.5 mm | 4 | |
| Sept. 24 | Patchy rain possible | 21° /14° | 1.5 mm | 5 | |
| Sept. 25 | Light rain | 20° /15° | 2.6 mm | 4 | |
| Sept. 26 | Partly cloudy | 22° /14° | 0.5 mm | 5 | |
| Sept. 27 | Overcast | 22° /14° | 0.5 mm | 5 | |
| Sept. 28 | Light rain | 20° /14° | 2.9 mm | 5 | |
| Sept. 29 | Sunny | 22° /14° | 0.1 mm | 5 | |
| Sept. 30 | Sunny | 22° /14° | 0.4 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Detroit in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Detroit forecast closer to your planned date for the most up-to-date weather information.
Change Month
Detroit in September - FAQ
What are the expected maximum and minimum temperatures in Detroit during September?
During September, expect a variety of temperatures with highs around 24° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Detroit during September?
Significant rainfall exceeding 112 mm is expected in Detroit during September, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Detroit during September?
The average wind speed in Detroit during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Detroit
Explore the daily rainfall trends and prepare for Detroits September weather 💧
Typically, Detroit has 8 rainy days in September with a total of 112 mm of rainfall.
UV exposure in Detroit during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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