Wessington Springs Weather in September

What's the weather like in Wessington Springs (South Dakota) in September 2025?

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

September is in the fall / autumn in Wessington Springs and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 8°C (47°F) is normal.

Wessington Springs weather averages (imperial / metric)
Daytime temperature 23.9°C 75°F
Nightly temperature 8.1°C 46.6°F
Average temperature 16°C 60.8°F
Daily sunshine 9.3 hrs
Avg rainfall 45 mm 1.8 ins
Rainy days 7 days
Sea temperature 16.3°C 61.3°F
Humidity 66%
Windspeed 18kph 11 mph

On average September is the 6th wettest month of the year in Wessington Springs with around 45mm 1.8 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.3 hours of sunshine per day.

September temperatures in Wessington Springs

Wessington Springs average temperature in September

September rainfall

Wessington Springs average rain in September

September hourly sunshine

Wessington Springs 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 Wessington Springs 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

Wessington Springs weather stats

Wessington Springs weather statistics
Hottest month: July 30.5°C 86.9°F
Driest month: January 9mm 0.4ins
Sunniest month: July 12.4hrs
Coldest month: January -4.6°C 23.7°F
Wettest month: June 83mm 3.3ins
Map showing location of Wessington Springs (44.07916, -98.56954) Wessington Springs map pin © Google

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