White River Weather in September

What's the weather like in White River (South Dakota) in September 2024?

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

September is in the fall / autumn in White River and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 9°C (47°F) is normal.

White River weather averages (imperial / metric)
Daytime temperature 25°C 76.9°F
Nightly temperature 8.5°C 47.2°F
Average temperature 16.7°C 62.1°F
Daily sunshine 9.5 hrs
Avg rainfall 34 mm 1.3 ins
Rainy days 7 days
Sea temperature 16.7°C 62°F
Humidity 57%
Windspeed 16.6kph 10 mph

On average September is the 6th wettest month of the year in White River with around 34mm 1.3 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 9.5 hours of sunshine per day.

September temperatures in White River

White River average temperature in September

September rainfall

White River average rain in September

September hourly sunshine

White River 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 White River in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

White River weather stats

White River weather statistics
Hottest month: July 31.8°C 89.2°F
Driest month: January 9mm 0.4ins
Sunniest month: August 11.4hrs
Coldest month: January -0.5°C 31.1°F
Wettest month: June 82mm 3.2ins
Map showing location of White River (43.56805, -100.74542) White River map pin © Google

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