Sioux Falls weather live forecast

Today's maximum temperature in Sioux Falls is expected to be 48°F. Select a day from the live weather forecast for Sioux Falls, South Dakota, USA for more weather parameters.

Wednesday
18th Mar
48

25

4

7
Thursday
19th Mar
57

32

10

6
Friday
20th Mar
70

39

10

6
Saturday
21st Mar
75

43

12

5
Sunday
22nd Mar
43

28

1

4

5-day weather forecast updated at 04:01 on Wednesday 18th March 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 Wednesday 18th March 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 48°F, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the west.

48
°F maximum temperature
25
°F minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
45
°F wind chill
7
mph wind from W

Sioux Falls weather for Thursday 19th March 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 57°F, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-west.

57
°F maximum temperature
32
°F minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
57
°F wind chill
8
mph wind from NW

Sioux Falls weather for Friday 20th March 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 70°F, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-west.

70
°F maximum temperature
39
°F minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
11
mph wind from NW

Sioux Falls weather for Saturday 21st March 2026

Expect clear skies in Sioux Falls, South Dakota with a maximum temperature of 75°F, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the south-west.

75
°F maximum temperature
43
°F minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
75
°F wind chill
14
mph wind from SW

Sioux Falls weather for Sunday 22nd March 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 43°F, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the north.