September
Weather in North Dakota for September 2025
Your guide to North Dakota weather in September - trends and predictions
Until now, September 2025 in North Dakota is cooler than usual, with temperatures averaging 21.2 °F, this is -3.4 °F below the typical seasonal average.
The forecast for the upcoming days in North Dakota predicts a temperature of 27.4 °F, which is slightly above the historical average.
In general, the average temperature in North Dakota at the beginning of September is 21.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 30.1 °F by the end of September.
With an average of 5 rainy days, North Dakota experiences minimal rainfall in September.
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Temperatures
Rain 🌧️
More
25
Dry days
5
Rainy days
0
Snow days
27°/15°
Temperatures
25 km/h
Avg max wind
53 %
Avg humidity
North Dakota Weather September
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Temperatures trend during September in North Dakota
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September weather in North Dakota day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 24° /11° | 0 mm | 6 | |
| Sept. 2 |  Sunny | 25° /13° | 6.3 mm | 6 | |
| Sept. 3 | Sunny | 23° /13° | 0 mm | 6 | |
| Sept. 4 |  Moderate rain at times | 21° /11° | 11.3 mm | 5 | |
| Sept. 5 |  Partly cloudy | 18° /11° | 0.1 mm | 5 | |
| Sept. 6 |  Patchy rain possible | 19° /8° | 0.1 mm | 5 | |
| Sept. 7 | Sunny | 22° /8° | 0 mm | 6 | |
| Sept. 8 | Sunny | 26° /10° | 0 mm | 6 | |
| Sept. 9 | Sunny | 29° /14° | 0 mm | 7 | |
| Sept. 10 | Partly cloudy | 31° /16° | 0 mm | 7 | |
| Sept. 11 | Sunny | 27° /14° | 0 mm | 6 | |
| Sept. 12 | Sunny | 27° /18° | 6.2 mm | 7 | |
| Sept. 13 | Partly cloudy | 28° /19° | 3.3 mm | 7 | |
| Sept. 14 | Sunny | 31° /20° | 0 mm | 7 | |
| Sept. 15 |  Moderate rain | 27° /19° | 7.7 mm | 1.2 | |
| Sept. 16 | Partly cloudy | 30° /13° | 0 mm | 1.2 | |
| Sept. 17 |  Mist | 27° /15° | 0 mm | 1 | |
| Sept. 18 | Patchy rain possible | 18° /17° | 3.7 mm | 0.2 | |
| Sept. 19 | Patchy rain possible | 20° /15° | 1.9 mm | 0 | |
| Sept. 20 | Patchy rain possible | 23° /15° | 0.5 mm | 4 | |
| Sept. 21 |  Cloudy | 26° /15° | 0 mm | 4 | |
| Sept. 22 | Sunny | 27° /16° | 0 mm | 6 | |
| Sept. 23 | Sunny | 28° /14° | 0 mm | 6 | |
| Sept. 24 | Patchy rain possible | 32° /19° | 0.4 mm | 5 | |
| Sept. 25 | Sunny | 31° /20° | 0 mm | 7 | |
| Sept. 26 | Sunny | 26° /16° | 0.1 mm | 6 | |
| Sept. 27 | Patchy rain possible | 34° /15° | 2.2 mm | 5 | |
| Sept. 28 | Sunny | 34° /23° | 0 mm | 7 | |
| Sept. 29 | Sunny | 30° /13° | 0 mm | 8 | |
| Sept. 30 | Cloudy | 24° /13° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for North Dakota 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 North Dakota forecast closer to your planned date for the most up-to-date weather information.
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North Dakota in September - FAQ
What are the expected maximum and minimum temperatures in North Dakota during September?
During September, expect a variety of temperatures with highs around 27° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in North Dakota during September?
Moderate rainfall is anticipated in North Dakota during September, with a total of 63.3 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in North Dakota during September?
The average wind speed in North Dakota during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in North Dakota
Explore the daily rainfall trends and prepare for North Dakotas September weather 💧
UV exposure in North Dakota during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Counties in North Dakota
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