Marquette County (Marquette)
September
Weather in Marquette County, Michigan for September 2026
Your guide to Marquette County weather in September - trends and predictions
Until now, September 2026 in Marquette County is slightly cooler than the historical average by 0.7 °F.
The forecast for the next days in Marquette County predicts a temperature of 14.9 °F, which is cooler than the historical average.
In general, the average temperature in Marquette County at the beginning of September is 19.9 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 19 °F by the end of September.
The climate of Marquette County in September is notably wet, with an average of 12 rainy days, and a total of 139.1 mm of precipitation.
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Temperatures
Rain 🌧️
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18
Dry days
12
Rainy days
0
Snow days
20°/12°
Temperatures
15 km/h
Avg max wind
75 %
Avg humidity
Marquette County Weather September
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Temperatures trend during September in Marquette County
See the weather trend as well as the moving average line
September weather in Marquette County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 24° /14° | 0.1 mm | 5 | |
| Sept. 2 |  Sunny | 23° /13° | 3.5 mm | 5 | |
| Sept. 3 |  Patchy rain possible | 22° /10° | 5.3 mm | 5 | |
| Sept. 4 | Sunny | 19° /10° | 10.3 mm | 4 | |
| Sept. 5 |  Moderate or heavy rain shower | 17° /10° | 18.3 mm | 4 | |
| Sept. 6 | Moderate rain at times | 16° /9° | 1.2 mm | 4 | |
| Sept. 7 | Overcast | 18° /10° | 0.1 mm | 3 | |
| Sept. 8 | Moderate or heavy rain shower | 20° /11° | 33.6 mm | 3 | |
| Sept. 9 | Sunny | 20° /14° | 14.4 mm | 5 | |
| Sept. 10 | Moderate or heavy rain shower | 19° /12° | 13.7 mm | 4 | |
| Sept. 11 | Overcast | 24° /13° | 0.1 mm | 5 | |
| Sept. 12 | Sunny | 23° /13° | 0.3 mm | 4 | |
| Sept. 13 | Sunny | 20° /12° | 4 mm | 5 | |
| Sept. 14 | Overcast | 21° /12° | 2.2 mm | 5 | |
| Sept. 15 | Patchy rain possible | 24° /13° | 0.6 mm | 4 | |
| Sept. 16 |  Cloudy | 25° /15° | 0 mm | 6 | |
| Sept. 17 | Overcast | 24° /15° | 0.7 mm | 5 | |
| Sept. 18 |  Partly cloudy | 19° /13° | 0 mm | 4 | |
| Sept. 19 | Cloudy | 19° /11° | 0 mm | 3 | |
| Sept. 20 | Moderate or heavy rain shower | 17° /12° | 6.8 mm | 4 | |
| Sept. 21 | Partly cloudy | 18° /11° | 15.2 mm | 4 | |
| Sept. 22 | Patchy rain possible | 18° /10° | 1.4 mm | 4 | |
| Sept. 23 | Partly cloudy | 16° /11° | 14.6 mm | 5 | |
| Sept. 24 | Overcast | 19° /10° | 0 mm | 5 | |
| Sept. 25 | Sunny | 20° /13° | 0 mm | 5 | |
| Sept. 26 | Sunny | 20° /14° | 0 mm | 6 | |
| Sept. 27 | Overcast | 20° /13° | 0 mm | 4 | |
| Sept. 28 | Patchy rain possible | 18° /14° | 0 mm | 5 | |
| Sept. 29 | Overcast | 20° /13° | 0 mm | 5 | |
| Sept. 30 | Light rain shower | 16° /13° | 21.9 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Marquette 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 Marquette County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Marquette County in September - FAQ
What are the expected maximum and minimum temperatures in Marquette County during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Marquette County during September?
Significant rainfall exceeding 139.1 mm is expected in Marquette County during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Marquette County during September?
The average wind speed in Marquette County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Marquette County
Explore the daily rainfall trends and prepare for Marquette Countys September weather 💧
Typically, Marquette County has 12 rainy days in September with a total of 139.1 mm of rainfall.
UV exposure in Marquette County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Marquette County?Get accurate weather forecasts for Marquette County, located at latitude 46.544 and longitude -87.395. Stay updated with localized weather information tailored for Marquette County.
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