Oakland County (Farmington Hills)
September
Weather in Oakland County, Michigan for September 2026
Your guide to Oakland County weather in September - trends and predictions
So far, September 2026 in Oakland County is slightly warmer than the historical average by 0.9 °F.
The forecast for the next days in Oakland County predicts temperatures to be around 18 °F, close to the historical average.
In general, the average temperature in Oakland County at the beginning of September is 25.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 18.7 °F by the end of September.
Oakland County experiences moderate rainfall in September, with an average of 6 rainy days and a total precipitation of 104.6 mm.
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Temperatures
Rain 🌧️
More
24
Dry days
6
Rainy days
0
Snow days
24°/15°
Temperatures
14 km/h
Avg max wind
68 %
Avg humidity
Oakland County Weather September
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Temperatures trend during September in Oakland County
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September weather in Oakland County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 30° /17° | 0 mm | 7 | |
| Sept. 2 | Sunny | 31° /18° | 0 mm | 6 | |
| Sept. 3 |  Overcast | 29° /17° | 37.6 mm | 8 | |
| Sept. 4 | Overcast | 23° /14° | 43.9 mm | 4 | |
| Sept. 5 | Overcast | 23° /14° | 0 mm | 7 | |
| Sept. 6 | Overcast | 21° /12° | 0 mm | 6 | |
| Sept. 7 | Overcast | 24° /12° | 0 mm | 7 | |
| Sept. 8 | Sunny | 26° /12° | 0 mm | 5 | |
| Sept. 9 |  Partly cloudy | 24° /16° | 8.2 mm | 4 | |
| Sept. 10 | Overcast | 24° /16° | 0.1 mm | 4 | |
| Sept. 11 |  Cloudy | 26° /15° | 0 mm | 6 | |
| Sept. 12 | Cloudy | 28° /15° | 0.5 mm | 5 | |
| Sept. 13 | Overcast | 25° /14° | 0 mm | 5 | |
| Sept. 14 | Partly cloudy | 25° /13° | 0 mm | 6 | |
| Sept. 15 |  Mist | 26° /14° | 0.6 mm | 4 | |
| Sept. 16 | Partly cloudy | 25° /16° | 2 mm | 4 | |
| Sept. 17 | Partly cloudy | 24° /16° | 1.9 mm | 4 | |
| Sept. 18 |  Thundery outbreaks possible | 27° /14° | 0 mm | 5 | |
| Sept. 19 | Overcast | 19° /14° | 12.2 mm | 2 | |
| Sept. 20 |  Light rain shower | 18° /14° | 44.3 mm | 0.9 | |
| Sept. 21 | Overcast | 17° /11° | 0 mm | 1.8 | |
| Sept. 22 | Overcast | 20° /9° | 0 mm | 5 | |
| Sept. 23 | Patchy rain possible | 13° /11° | 3.4 mm | 3 | |
| Sept. 24 | Patchy rain possible | 13° /12° | 0 mm | 3 | |
| Sept. 25 | Sunny | 20° /12° | 0 mm | 5 | |
| Sept. 26 | Sunny | 20° /12° | 0 mm | 6 | |
| Sept. 27 | Sunny | 21° /14° | 0 mm | 6 | |
| Sept. 28 | Overcast | 21° /14° | 0 mm | 5 | |
| Sept. 29 | Light rain shower | 16° /14° | 15.5 mm | 3 | |
| Sept. 30 | Patchy rain possible | 20° /14° | 11.1 mm | 4 | |
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Important Notice
Our weather forecast for Oakland County 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 Oakland County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Oakland County in September - FAQ
What are the expected maximum and minimum temperatures in Oakland County during September?
During September, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Oakland County during September?
Significant rainfall exceeding 104.6 mm is expected in Oakland County during September, occurring over more than 6 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Oakland County during September?
The average wind speed in Oakland County during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Oakland County
Explore the daily rainfall trends and prepare for Oakland Countys September weather 💧
Typically, Oakland County has 6 rainy days in September with a total of 104.6 mm of rainfall.
UV exposure in Oakland County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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