Wayne County (Detroit)
September
Weather in Wayne County, Michigan for September 2026
Your guide to Wayne County weather in September - trends and predictions
Until now, September 2026 in Wayne County is slightly cooler than the historical average by 0.6 °F.
Expect cooler weather in the next days in Wayne County with the forecast suggesting a temperature of 19.7 °F, lower than the historical average.
In general, the average temperature in Wayne County at the beginning of September is 27.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.6 °F by the end of September.
Wayne County experiences moderate rainfall in September, with an average of 8 rainy days and a total precipitation of 69.1 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
22
Dry days
8
Rainy days
0
Snow days
24°/16°
Temperatures
16 km/h
Avg max wind
65 %
Avg humidity
Wayne County Weather September
Move between months or click on a day
Temperatures trend during September in Wayne County
See the weather trend as well as the moving average line
September weather in Wayne County day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 28° /16° | 0.1 mm | 6 | |
| Sept. 2 | Sunny | 29° /16° | 2.5 mm | 7 | |
| Sept. 3 | Sunny | 30° /18° | 33.9 mm | 7 | |
| Sept. 4 |  Overcast | 27° /17° | 18 mm | 6 | |
| Sept. 5 | Sunny | 27° /17° | 1.1 mm | 6 | |
| Sept. 6 | Sunny | 25° /15° | 1.6 mm | 6 | |
| Sept. 7 |  Cloudy | 25° /14° | 1.4 mm | 6 | |
| Sept. 8 | Sunny | 25° /13° | 0.4 mm | 6 | |
| Sept. 9 | Sunny | 25° /15° | 5 mm | 5 | |
| Sept. 10 | Overcast | 26° /16° | 0 mm | 6 | |
| Sept. 11 | Sunny | 27° /16° | 0.8 mm | 6 | |
| Sept. 12 |  Partly cloudy | 26° /17° | 2.5 mm | 6 | |
| Sept. 13 |  Patchy rain possible | 25° /15° | 0.6 mm | 6 | |
| Sept. 14 | Cloudy | 27° /15° | 0.8 mm | 6 | |
| Sept. 15 | Patchy rain possible | 26° /16° | 0.1 mm | 5 | |
| Sept. 16 | Patchy rain possible | 27° /15° | 0.4 mm | 6 | |
| Sept. 17 | Patchy rain possible | 27° /16° | 1.5 mm | 6 | |
| Sept. 18 | Partly cloudy | 26° /16° | 0.2 mm | 6 | |
| Sept. 19 |  Mist | 23° /16° | 1.9 mm | 5 | |
| Sept. 20 | Partly cloudy | 25° /16° | 2.1 mm | 6 | |
| Sept. 21 |  Moderate or heavy rain shower | 26° /17° | 13.4 mm | 5 | |
| Sept. 22 | Moderate or heavy rain shower | 23° /14° | 11.7 mm | 5 | |
| Sept. 23 | Overcast | 20° /13° | 3.5 mm | 4 | |
| Sept. 24 | Sunny | 20° /14° | 0 mm | 5.1 | |
| Sept. 25 | Overcast | 20° /13° | 0 mm | 4.8 | |
| Sept. 26 | Sunny | 22° /13° | 0 mm | 5 | |
| Sept. 27 | Sunny | 23° /14° | 0 mm | 5.2 | |
| Sept. 28 | Sunny | 24° /14° | 0 mm | 6 | |
| Sept. 29 | Sunny | 23° /15° | 0 mm | 6 | |
| Sept. 30 | Patchy rain possible | 19° /12° | 13.6 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Wayne 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 Wayne County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Wayne County in September - FAQ
What are the expected maximum and minimum temperatures in Wayne County 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 Wayne County during September?
Moderate rainfall is anticipated in Wayne County during September, with a total of 69.1 mm spread over approximately 8 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Wayne County during September?
The average wind speed in Wayne County during September is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Wayne County
Explore the daily rainfall trends and prepare for Wayne Countys September weather 💧
Typically, Wayne County has 8 rainy days in September with a total of 69.1 mm of rainfall.
UV exposure in Wayne County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in Wayne County
Select a location for an accurate weather forecast
More Locations Quick links
More Wayne County weather pages
You are here
Where is Wayne County?Get accurate weather forecasts for Wayne County, located at latitude 42.331 and longitude -83.046. Stay updated with localized weather information tailored for Wayne County.
Found a mistake?
We appreciate your attention to details. Tell us here.