Marquette (MI)
September
Weather in Marquette, Michigan for September 2026
Your guide to Marquette weather in September - trends and predictions
Until now, September 2026 in Marquette is slightly cooler than the historical average by 0.7 °F.
The forecast for the next days in Marquette predicts a temperature of 14.9 °F, which is cooler than the historical average.
In general, the average temperature in Marquette 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 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 🌧️
More
18
Dry days
12
Rainy days
0
Snow days
20°/12°
Temperatures
15 km/h
Avg max wind
75 %
Avg humidity
Marquette Weather September
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Temperatures trend during September in Marquette
See the weather trend as well as the moving average line
September weather in Marquette 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 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 forecast closer to your planned date for the most up-to-date weather information.
Change Month
Marquette in September - FAQ
What are the expected maximum and minimum temperatures in Marquette 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 during September?
Significant rainfall exceeding 139.1 mm is expected in Marquette 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 during September?
The average wind speed in Marquette during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Marquette
Explore the daily rainfall trends and prepare for Marquettes September weather 💧
Typically, Marquette has 12 rainy days in September with a total of 139.1 mm of rainfall.
UV exposure in Marquette during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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