Bemidji (MN)
September
Weather in Bemidji, Minnesota for September 2026
Your guide to Bemidji weather in September - trends and predictions
So far, September 2026 in Bemidji is slightly warmer than the historical average by 0.6 °F.
Expect cooler weather in the next days in Bemidji with the forecast suggesting a temperature of 14.5 °F, lower than the historical average.
In general, the average temperature in Bemidji at the beginning of September is 21.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.6 °F by the end of September.
Bemidji experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 205.2 mm.
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Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
21°/12°
Temperatures
18 km/h
Avg max wind
76 %
Avg humidity
Bemidji Weather September
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Temperatures trend during September in Bemidji
See the weather trend as well as the moving average line
September weather in Bemidji day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Partly cloudy | 26° /13° | 0 mm | 7 | |
| Sept. 2 |  Patchy light rain with thunder | 26° /12° | 3.2 mm | 7 | |
| Sept. 3 |  Overcast | 20° /11° | 84.2 mm | 4 | |
| Sept. 4 |  Moderate or heavy rain shower | 18° /9° | 17 mm | 4 | |
| Sept. 5 | Overcast | 17° /11° | 1.9 mm | 2 | |
| Sept. 6 | Overcast | 21° /9° | 0.3 mm | 3 | |
| Sept. 7 | Partly cloudy | 21° /12° | 7 mm | 3 | |
| Sept. 8 |  Thundery outbreaks possible | 24° /12° | 1.8 mm | 5 | |
| Sept. 9 |  Fog | 23° /14° | 0.3 mm | 6 | |
| Sept. 10 | Fog | 24° /11° | 0 mm | 5 | |
| Sept. 11 | Overcast | 23° /13° | 18.6 mm | 4 | |
| Sept. 12 | Moderate or heavy rain shower | 17° /11° | 29.9 mm | 4 | |
| Sept. 13 | Fog | 19° /12° | 0 mm | 5 | |
| Sept. 14 | Thundery outbreaks possible | 20° /11° | 15 mm | 4 | |
| Sept. 15 |  Cloudy | 22° /15° | 2.5 mm | 5 | |
| Sept. 16 | Cloudy | 24° /12° | 0.3 mm | 4 | |
| Sept. 17 | Overcast | 21° /13° | 0.2 mm | 4 | |
| Sept. 18 |  Light rain shower | 18° /13° | 2.9 mm | 3 | |
| Sept. 19 |  Heavy rain | 17° /12° | 6.9 mm | 3 | |
| Sept. 20 | Overcast | 17° /9° | 0 mm | 5 | |
| Sept. 21 | Overcast | 16° /8° | 0 mm | 4.6 | |
| Sept. 22 |  Sunny | 18° /7° | 0 mm | 4.7 | |
| Sept. 23 | Sunny | 19° /9° | 0 mm | 4.5 | |
| Sept. 24 | Overcast | 14° /11° | 1.2 mm | 3 | |
| Sept. 25 | Sunny | 22° /13° | 0 mm | 6 | |
| Sept. 26 | Sunny | 22° /15° | 0 mm | 6 | |
| Sept. 27 | Light rain shower | 17° /6° | 31.2 mm | 3 | |
| Sept. 28 | Patchy rain possible | 6° /2° | 5 mm | 1 | |
| Sept. 29 | Overcast | 9° /1° | 0 mm | 3 | |
| Sept. 30 | Sunny | 12° /5° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Bemidji 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 Bemidji forecast closer to your planned date for the most up-to-date weather information.
Change Month
Bemidji in September - FAQ
What are the expected maximum and minimum temperatures in Bemidji during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bemidji during September?
Significant rainfall exceeding 205.2 mm is expected in Bemidji during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bemidji during September?
The average wind speed in Bemidji during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Bemidji
Explore the daily rainfall trends and prepare for Bemidjis September weather 💧
Typically, Bemidji has 10 rainy days in September with a total of 205.2 mm of rainfall.
UV exposure in Bemidji during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Bemidji?Get accurate weather forecasts for Bemidji, located at latitude 47.474 and longitude -94.88. Stay updated with localized weather information tailored for Bemidji.
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