Best time to visit South Dakota

Find the best time to visit South Dakota and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

South Dakota by month

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Top South Dakota destinations

Below are the temperatures expected today at popular destinations in South Dakota. Select a destination to compare today's forecast with average weather conditions.

All South Dakota destinations

When is the best time to visit South Dakota?

The best time to visit South Dakota (Sioux Falls) is June based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • -4°C maximum daytime temperature in January in South Dakota (Sioux Falls)-4
  • -1°C maximum daytime temperature in February in South Dakota (Sioux Falls)-1
  • 6°C maximum daytime temperature in March in South Dakota (Sioux Falls)6
  • 15°C maximum daytime temperature in April in South Dakota (Sioux Falls)15
  • 22°C maximum daytime temperature in May in South Dakota (Sioux Falls)22
  • 27°C maximum daytime temperature in June in South Dakota (Sioux Falls)27
  • 30°C maximum daytime temperature in July in South Dakota (Sioux Falls)30
  • 29°C maximum daytime temperature in August in South Dakota (Sioux Falls)29
  • 23°C maximum daytime temperature in September in South Dakota (Sioux Falls)23
  • 16°C maximum daytime temperature in October in South Dakota (Sioux Falls)16
  • 6°C maximum daytime temperature in November in South Dakota (Sioux Falls)6
  • -2°C maximum daytime temperature in December in South Dakota (Sioux Falls)-2

Hours of Sunshine (daily)

Best time to visit

The weather guide for South Dakota (Sioux Falls) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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Which is the hottest month in South Dakota?

The hottest time of year in Sioux Falls, South Dakota is normally July. Expect maximum daytime temperatures to reach 30°C with moderate heat and humidity.

Which month has the most rain in South Dakota?

In terms of rainfall, June is usually the wettest month in Sioux Falls, South Dakota with 92mm on average. There are normally 11 days in June with some rain.

When is it sunniest in South Dakota?

The sunniest time of year in Sioux Falls, South Dakota is normally July with bright sunshine on average for 74% of daylight hours; that's 11 hours of sunshine per day.

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