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South Dakota weather live forecast
Today's maximum temperature in South Dakota is expected to be 79°F. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.
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Tuesday
2nd Sep -
Wednesday
3rd Sep -
Thursday
4th Sep -
Friday
5th Sep -
Saturday
6th Sep
5-day weather forecast updated at 04:01 on Tuesday 2nd September 2025 GMT
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The 5-day weather forecast for South Dakota (Sioux Falls) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.
Top South Dakota destinations
Below are temperatures expected today at popular countries, regions and places in South Dakota. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.
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South Dakota weather forecast by day
Below are the detailed weather forecasts for South Dakota for the next 5 days. The forecasts shown are for Sioux Falls and may not represent the whole of South Dakota. Browse more destinations in South Dakota to view more weather forecasts.
South Dakota weather for Tuesday 2nd September 2025
Expect isolated thunderstorms in South Dakota with a maximum temperature of 79°F, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 11 mph from the south-west.
- °F maximum temperature
- °F minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- low heat & humidity
- mph wind from SW
South Dakota weather for Wednesday 3rd September 2025
Expect isolated thunderstorms in South Dakota with a maximum temperature of 64°F, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 27% chance of some rain and a moderate breeze of 16 mph from the north.
- °F maximum temperature
- °F minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (High)
- % chance of some rain
- mm of rainfall expected
- no heat & humidity
- mph wind from N
South Dakota weather for Thursday 4th September 2025
Expect broken clouds in South Dakota with a maximum temperature of 73°F, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the south-west.
- °F maximum temperature
- °F minimum temperature
- broken clouds
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- °F wind chill
- mph wind from SW
South Dakota weather for Friday 5th September 2025
Expect broken clouds in South Dakota with a maximum temperature of 63°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the north-west.
- °F maximum temperature
- °F minimum temperature
- broken clouds
- hours of sunshine
- UV index (Moderate)
- mm of rainfall expected
- no heat & humidity
- mph wind from NW
South Dakota weather for Saturday 6th September 2025
Expect clear skies in South Dakota with a maximum temperature of 68°F, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.
- °F maximum temperature
- °F minimum temperature
- clear skies
- hours of sunshine
- UV index (High)
- mm of rainfall expected
- no heat & humidity
- mph wind from NW
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