Marshall Weather in September

What's the weather like in Marshall (Minnesota) in September 2025?

The climate in Marshall during September can be summarized as mild and reasonably dry.

September is in the fall / autumn in Marshall and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 9°C (47°F) is normal.

Marshall weather averages (imperial / metric)
Daytime temperature 22.9°C 73.1°F
Nightly temperature 8.6°C 47.4°F
Average temperature 15.7°C 60.3°F
Daily sunshine 8.6 hrs
Avg rainfall 69 mm 2.7 ins
Rainy days 9 days
Sea temperature 16.7°C 62°F
Humidity 71%
Windspeed 18kph 11 mph

On average September is the 5th wettest month of the year in Marshall with around 69mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.6 hours of sunshine per day.

September temperatures in Marshall

Marshall average temperature in September

September rainfall

Marshall average rain in September

September hourly sunshine

Marshall average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Marshall in September 2025.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Marshall weather stats

Marshall weather statistics
Hottest month: July 29.5°C 85.1°F
Driest month: January 17mm 0.7ins
Sunniest month: July 12hrs
Coldest month: January -6.1°C 21°F
Wettest month: June 103mm 4.1ins
Map showing location of Marshall (44.4469, -95.78835) Marshall map pin © Google

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