The temperatures in South Dakota in July are comfortable with low of 17°C and and high up to 28°C.
You can expect about 3 to 8 days of rain in South Dakota during the month of July. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in South Dakota in July 2025.
If you’re planning to visit South Dakota in the near future, we highly recommend that you review the 14 day weather forecast for South Dakota before you arrive.