Sioux Falls weather live forecast

Today's maximum temperature in Sioux Falls is expected to be 24°C. Select a day from the live weather forecast for Sioux Falls, South Dakota, USA for more weather parameters.

Saturday
23rd May
24

9

13

UV6
Sunday
24th May
27

11

12

UV7
Monday
25th May
30

14

12

UV8
Tuesday
26th May
31

17

12

UV7
Wednesday
27th May
30

17

11

UV7

5-day weather forecast updated at 04:01 on Sunday 24th May 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 Saturday 23rd May 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 24°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

24
°C maximum temperature
9
°C minimum temperature
scattered clouds
13
hours of sunshine
UV6
UV index (High)
0
mm of rainfall expected
24
°C wind chill
18
kph wind from W

Sioux Falls weather for Sunday 24th May 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south.

27
°C maximum temperature
11
°C minimum temperature
scattered clouds
12
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from S

Sioux Falls weather for Monday 25th May 2026

Expect isolated thunderstorms in Sioux Falls, South Dakota with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and a gentle breeze of 18 kph from the south.

30
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
12
hours of sunshine
UV8
UV index (Very High)
28
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from S

Sioux Falls weather for Tuesday 26th May 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the south.

31
°C maximum temperature
17
°C minimum temperature
scattered clouds
12
hours of sunshine
UV7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
24
kph wind from S

Sioux Falls weather for Wednesday 27th May 2026

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-east.