- Save on last minute on holidays with Travelsphere
- Book tours to Africa, Asia, Europe, America & Oceania
- Check out holidays departing in the next few months
South Dakota weather in August 2022
- 2929°C max day temperature
- 99 days with some rainfall
- 1515°C min night temperature
- 1414 hours of daylight per day
- MModerate heat & humidity
- 7474 mm of monthly rainfall
- 88 (Very High) UV index
Below are average maximum temperatures at popular destinations in South Dakota in August. Select a destination to see more weather parameters.
Recommended for South Dakota
The August weather guide for South Dakota (Sioux Falls) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about the USA
How hot is it in South Dakota in August?
Daytime temperatures usually reach 29°C in Sioux Falls, South Dakota in August with moderate heat and humidity, falling to 15°C at night.
How sunny is it in South Dakota in August?
There are normally 10 hours of bright sunshine each day in Sioux Falls, South Dakota in August - that's 71% of daylight hours.
Does it rain in South Dakota in August?
There are usually 9 days with some rain in Sioux Falls, South Dakota in August and the average monthly rainfall is 74mm.
South Dakota August sunrise & sunset times
Browse the sunrise and sunset times for South Dakota in August 2022. Select a month to view South Dakota sunrise and sunset times for the next 12 months. The South Dakota sunrise and sunset times shown below are for Sioux Falls.
|Date||Sunrise times||Sunset times|
|Monday, 1st August 2022||06:16||20:49|
|Tuesday, 16th August 2022||06:33||20:29|
|Wednesday, 31st August 2022||06:50||20:04|
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.