September weather forecast
North Dakota, USA

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Flag of North Dakota, USA
Flag of North Dakota, USA

Weather in September

September marks the onset of autumn in North Dakota, bringing a notable change in temperature and scenery. Minimum temperatures usually range from 45°F (7.2°C) to 55°F (12.8°C), while maximum temperatures fall between 65°F (18.3°C) to 75°F (23.9°C). The warmth of summer begins to yield to cooler days and crisp nights.

Across the state's cities, September offers consistent weather, with clear skies and a decrease in thunderstorm activity. The humidity levels continue to drop, creating comfortable conditions for outdoor activities. The landscape undergoes a transformation as leaves begin to change color, painting the state in shades of gold, red, and orange.

Comparing September to August, there is a clear decrease in temperature, and the transition from summer to autumn becomes more apparent. While daytime temperatures remain pleasant, the evenings and nights begin to cool, hinting at the winter months to come. The days start to shorten, and the chill in the air becomes more pronounced, especially towards the end of the month.

September's weather in North Dakota offers an exquisite blend of lingering summer warmth and the fresh embrace of autumn. It is a time of harvest and celebration, where the state's natural beauty undergoes a stunning transformation. From hiking in the vibrant Great Plains to exploring the rich heritage of the Red River Valley, September provides an idyllic setting for enjoying North Dakota's diverse landscapes and cultural offerings.

  • Fargo - September »
    With an average relative humidity of 63%, September is the least humid month in Fargo, North Dakota. In Fargo snow does not fall in June through September.
  • Bismarck - September »
    September ushers in fall in Bismarck, demonstrated by cooler temperatures, less rain, and the onset of the foliage transition. In Bismarck, snow does not fall in June through September.
  • Grand Forks - September »
    The average sunshine duration in September in Grand Forks, North Dakota, is 8.6h. In Grand Forks in September, it doesn't snow.
  • Minot - September »
    On the first day of September in Minot sunrise is at 7:02 am and sunset at 8:27 pm. In Minot, snow does not fall in June through September.
  • West Fargo - September »
    In West Fargo, North Dakota, snow does not fall in June through September. In West Fargo snow does not fall in June through September.
  • Williston - September »
    In Williston snow does not fall in June through September. In Williston, North Dakota, during September, the rain falls for 9.1 days and regularly aggregates up to 1.61" (41mm) of precipitation.
  • Dickinson - September »
    In Dickinson, North Dakota, during September, the rain falls for 8.2 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Dickinson, North Dakota, snow does not fall in June through September.
  • Mandan - September »
    In Mandan, North Dakota, during September, the rain falls for 8.9 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Mandan, during September, the rain falls for 8.9 days and regularly aggregates up to 1.46" (37mm) of precipitation.
  • Jamestown - September »
    In Jamestown, North Dakota, in September, it is raining for 8.5 days, with typically 1.42" (36mm) of accumulated precipitation. In Jamestown snow does not fall in June through September.
  • Wahpeton - September »
    Transition into September in Wahpeton subtly marks a drop in the average high-temperature, moderately moving from a moderately hot 80.8°F (27.1°C) in August to a pleasant 72°F (22.2°C). May and September, with an average relative humidity of 65%, are the least humid months in Wahpeton, North Dakota.
  • Devils Lake - September »
    On the first day of September in Devils Lake, North Dakota, sunrise is at 6:53 am and sunset at 8:17 pm. In Devils Lake snow does not fall in June through September.
  • Valley City - September »
    In Valley City snow does not fall in June through September. In Valley City, North Dakota, snow does not fall in June through September.
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North Dakota, USA

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