The long-range forecast for South Dakota predicts a heatwave, with temperatures reaching up to 45°, significantly higher than typical for South Dakota for this time of the year and 4.7 °F above the historical average.
Select a month and click on a day for more information
Saturday
Aug 1
30° / 15°
Sunday
Aug 2
33° / 15°
Monday
Aug 3
33° / 19°
Tuesday
Aug 4
33° / 17°
Wednesday
Aug 5
32° / 11°
Thursday
Aug 6
36° / 15°
Friday
Aug 7
39° / 17°
Saturday
Aug 8
45° / 22°
Sunday
Aug 9
37° / 19°
Monday
Aug 10
32° / 19°
Tuesday
Aug 11
29° / 18°
Wednesday
Aug 12
28° / 12°
Thursday
Aug 13
21° / 15°
Friday
Aug 14
30° / 15°
Saturday
Aug 15
31° / 13°
Sunday
Aug 16
36° / 18°
Monday
Aug 17
42° / 22°
Tuesday
Aug 18
40° / 24°
Wednesday
Aug 19
31° / 18°
Thursday
Aug 20
26° / 17°
Friday
Aug 21
31° / 16°
Saturday
Aug 22
31° / 16°
Sunday
Aug 23
33° / 16°
Monday
Aug 24
31° / 16°
Tuesday
Aug 25
32° / 16°
Wednesday
Aug 26
34° / 15°
Thursday
Aug 27
33° / 15°
Friday
Aug 28
34° / 15°
Saturday
Aug 29
31° / 17°
Sunday
Aug 30
29° / 16°
Monday
Aug 31
31° / 15°
South Dakota 30 days weather forecast
Check out our estimated 30 days weather forecast for South Dakota, this data is based on the average weather in South Dakota in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for South Dakota next to the desired date.
Weather in South Dakota for the next 30 days
Click on a day for an hourly weather forecast
South Dakota long range weather forecast - FAQ
Do you provide 30 days weather forecast for South Dakota?
You can see the next 30 weather forecast for South Dakota at the top of the page, the next 14 days (from today) are more accurate, while the other is based on average of previous years.
Can I see the weather forecast for a particular date in South Dakota?
Sure, you can select the date from the calendar above to view the forecast in South Dakota on that date.
How accurate is the long-range weather forecast for South Dakota?
Our long-range weather forecast for South Dakota is provided by using statistics from previous years. Although we cannot predict the weather months in advance, we can see an average.
Can I see a long-range weather forecast for different countries?
Yes, we provide a 14 day weather forecast and a long-range weather forecast for different countries and cities. You can search for a location in the search box at the top of the page.
More about the weather in South Dakota