The long-range forecast for Sioux Falls predicts a heatwave, with temperatures reaching up to 45°, significantly higher than typical for Sioux Falls for this time of the year and 4.7 °C 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°
Sioux Falls 30 days weather forecast
Check out our estimated 30 days weather forecast for Sioux Falls, this data is based on the average weather in Sioux Falls in the last few years.
For a more accurate and detailed forecast, check out the 14 day weather for Sioux Falls next to the desired date.