Minnesota (Minneapolis)
September
Weather in Minnesota for September 2026
Your guide to Minnesota weather in September - trends and predictions
Until now, September 2026 in Minnesota has been nearly identical to the historical average, with a temperature of 26.8 °F (showing only a slight deviation of 0.3 °F).
Expect cooler weather in the next days in Minnesota with the forecast suggesting a temperature of 18.1 °F, lower than the historical average.
In general, the average temperature in Minnesota at the beginning of September is 27.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19 °F by the end of September.
The climate of Minnesota in September is notably wet, with an average of 15 rainy days, and a total of 114.1 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
15
Dry days
15
Rainy days
0
Snow days
26°/15°
Temperatures
17 km/h
Avg max wind
64 %
Avg humidity
Minnesota Weather September
Move between months or click on a day
What’s the Weather Like in Minnesota This September?
Discover the average temperatures and weather trends across Minnesota’s cities this September.
Temperatures trend during September in Minnesota
See the weather trend as well as the moving average line
September weather in Minnesota day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 29° /15° | 0 mm | 6 | |
| Sept. 2 |  Sunny | 32° /16° | 2.5 mm | 7 | |
| Sept. 3 | Sunny | 30° /17° | 17.1 mm | 7 | |
| Sept. 4 |  Partly cloudy | 30° /16° | 6.2 mm | 7 | |
| Sept. 5 |  Light rain shower | 27° /15° | 3.7 mm | 5 | |
| Sept. 6 | Overcast | 22° /13° | 0.2 mm | 4 | |
| Sept. 7 | Sunny | 23° /11° | 0.4 mm | 5 | |
| Sept. 8 | Partly cloudy | 28° /13° | 2.1 mm | 5 | |
| Sept. 9 | Overcast | 27° /16° | 7.6 mm | 6 | |
| Sept. 10 |  Mist | 27° /15° | 0.3 mm | 6 | |
| Sept. 11 | Overcast | 27° /16° | 1.5 mm | 6 | |
| Sept. 12 |  Thundery outbreaks possible | 26° /15° | 7.8 mm | 6 | |
| Sept. 13 | Partly cloudy | 26° /14° | 0 mm | 6 | |
| Sept. 14 | Overcast | 26° /14° | 4.8 mm | 6 | |
| Sept. 15 |  Moderate rain | 28° /16° | 2.1 mm | 7 | |
| Sept. 16 | Partly cloudy | 28° /16° | 3.6 mm | 6 | |
| Sept. 17 | Overcast | 27° /16° | 12.8 mm | 5 | |
| Sept. 18 | Sunny | 26° /15° | 4.6 mm | 5 | |
| Sept. 19 | Thundery outbreaks possible | 24° /15° | 12.2 mm | 5 | |
| Sept. 20 | Overcast | 18° /11° | 0 mm | 4.6 | |
| Sept. 21 | Overcast | 17° /10° | 0 mm | 4.5 | |
| Sept. 22 | Sunny | 19° /11° | 0 mm | 5.1 | |
| Sept. 23 | Sunny | 21° /10° | 0 mm | 5 | |
| Sept. 24 | Overcast | 19° /11° | 0 mm | 4 | |
| Sept. 25 | Sunny | 23° /15° | 0 mm | 6 | |
| Sept. 26 | Sunny | 24° /15° | 0 mm | 6 | |
| Sept. 27 | Overcast | 24° /14° | 6.2 mm | 6 | |
| Sept. 28 | Patchy rain possible | 16° /7° | 33.6 mm | 2 | |
| Sept. 29 | Sunny | 13° /4° | 0 mm | 4 | |
| Sept. 30 | Patchy rain possible | 14° /6° | 1 mm | 3 | |
| Next | |||||
Important Notice
Our weather forecast for Minnesota 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 Minnesota forecast closer to your planned date for the most up-to-date weather information.
Change Month
Minnesota in September - FAQ
What are the expected maximum and minimum temperatures in Minnesota during September?
During September, expect a variety of temperatures with highs around 26° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Minnesota during September?
Significant rainfall exceeding 114.1 mm is expected in Minnesota during September, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Minnesota during September?
The average wind speed in Minnesota during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Minnesota
Explore the daily rainfall trends and prepare for Minnesotas September weather 💧
Typically, Minnesota has 15 rainy days in September with a total of 114.1 mm of rainfall.
UV exposure in Minnesota during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Counties in Minnesota
Select a county for an accurate weather forecast
Top locations in Minnesota
Select a location for an accurate weather forecast
More Locations Quick links
More Minnesota weather pages
You are here
Where is Minnesota?Get accurate weather forecasts for Minnesota, located at latitude 44.98 and longitude -93.264. Stay updated with localized weather information tailored for Minnesota.
Found a mistake?
We appreciate your attention to details. Tell us here.