Kent County (Grand Rapids)
September
Weather in Kent County, Michigan for September 2026
Your guide to Kent County weather in September - trends and predictions
Until now, September 2026 in Kent County is slightly cooler than the historical average by 1.3 °F.
The forecast for the next days in Kent County predicts a temperature of 19.3 °F, which is cooler than the historical average.
In general, the average temperature in Kent County at the beginning of September is 26.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.7 °F by the end of September.
The climate of Kent County in September is notably wet, with an average of 14 rainy days, and a total of 79.1 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
14
Rainy days
0
Snow days
25°/13°
Temperatures
18 km/h
Avg max wind
68 %
Avg humidity
Kent County Weather September
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Temperatures trend during September in Kent County
See the weather trend as well as the moving average line
September weather in Kent County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 29° /13° | 0 mm | 7 | |
| Sept. 2 | Sunny | 28° /15° | 0.5 mm | 6 | |
| Sept. 3 |  Moderate rain at times | 28° /15° | 9.6 mm | 6 | |
| Sept. 4 | Sunny | 26° /14° | 78.2 mm | 6 | |
| Sept. 5 |  Patchy rain possible | 27° /15° | 1.1 mm | 6 | |
| Sept. 6 | Sunny | 24° /13° | 2.1 mm | 6 | |
| Sept. 7 | Sunny | 24° /11° | 3.9 mm | 6 | |
| Sept. 8 | Sunny | 24° /11° | 0 mm | 5 | |
| Sept. 9 | Sunny | 26° /13° | 2.3 mm | 6 | |
| Sept. 10 |  Overcast | 27° /13° | 0.1 mm | 6 | |
| Sept. 11 |  Partly cloudy | 26° /13° | 4.4 mm | 6 | |
| Sept. 12 | Moderate rain at times | 26° /13° | 1.7 mm | 6 | |
| Sept. 13 | Moderate rain at times | 24° /13° | 12.7 mm | 6 | |
| Sept. 14 | Sunny | 27° /12° | 3.1 mm | 7 | |
| Sept. 15 | Partly cloudy | 27° /13° | 2.8 mm | 6 | |
| Sept. 16 | Sunny | 27° /14° | 0.1 mm | 6 | |
| Sept. 17 | Partly cloudy | 27° /15° | 0.5 mm | 6 | |
| Sept. 18 | Overcast | 25° /14° | 0.7 mm | 5 | |
| Sept. 19 | Partly cloudy | 25° /12° | 6.9 mm | 6 | |
| Sept. 20 | Moderate or heavy rain shower | 25° /14° | 4.9 mm | 5 | |
| Sept. 21 | Overcast | 23° /13° | 12.6 mm | 5 | |
| Sept. 22 | Patchy rain possible | 21° /12° | 8.2 mm | 4 | |
| Sept. 23 | Partly cloudy | 22° /10° | 4.7 mm | 6 | |
| Sept. 24 | Sunny | 21° /10° | 0 mm | 5.1 | |
| Sept. 25 | Overcast | 21° /10° | 0 mm | 4.1 | |
| Sept. 26 | Sunny | 22° /9° | 0 mm | 5.1 | |
| Sept. 27 | Overcast | 23° /11° | 0 mm | 5.2 | |
| Sept. 28 | Sunny | 23° /12° | 0 mm | 6 | |
| Sept. 29 |  Cloudy | 24° /13° | 0.8 mm | 6 | |
| Sept. 30 | Light rain shower | 18° /11° | 27.5 mm | 4 | |
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Important Notice
Our weather forecast for Kent 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 Kent County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Kent County in September - FAQ
What are the expected maximum and minimum temperatures in Kent County during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Kent County during September?
Moderate rainfall is anticipated in Kent County during September, with a total of 79.1 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Kent County during September?
The average wind speed in Kent County during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kent County
Explore the daily rainfall trends and prepare for Kent Countys September weather 💧
Typically, Kent County has 14 rainy days in September with a total of 79.1 mm of rainfall.
UV exposure in Kent County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Kent County?Get accurate weather forecasts for Kent County, located at latitude 42.963 and longitude -85.668. Stay updated with localized weather information tailored for Kent County.
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