Sioux Falls weather live forecast

Today's maximum temperature in Sioux Falls is expected to be 18°C. Select a day from the live weather forecast for Sioux Falls, South Dakota, USA for more weather parameters.

Thursday
1st Oct
18

11

5

5
Friday
2nd Oct
15

9

3

4
Saturday
3rd Oct
20

10

3

5
Sunday
4th Oct
18

9

11

5
Monday
5th Oct
17

8

9

5

5-day weather forecast updated at 04:01 on Thursday 1st October 2026 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.

Sioux Falls weather forecast by day

Below are the detailed weather forecasts for Sioux Falls for the next 5 days.

Sioux Falls weather for Thursday 1st October 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.

18
°C maximum temperature
11
°C minimum temperature
broken clouds
5
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from N

Sioux Falls weather for Friday 2nd October 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

15
°C maximum temperature
9
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
17
kph wind from SE

Sioux Falls weather for Saturday 3rd October 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the south.

20
°C maximum temperature
10
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
27
kph wind from S

Sioux Falls weather for Sunday 4th October 2026

Expect clear skies in Sioux Falls, South Dakota with a maximum temperature of 18°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

18
°C maximum temperature
9
°C minimum temperature
clear skies
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
15
kph wind from N

Sioux Falls weather for Monday 5th October 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.