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.

Tuesday
16th Dec
48

23

6

2
Wednesday
17th Dec
41

25

3

1
Thursday
18th Dec
37

9

2

1
Friday
19th Dec
28

7

3

1
Saturday
20th Dec
32

21

2

0

5-day weather forecast updated at 04:01 on Wednesday 17th December 2025 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 Tuesday 16th December 2025

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 48°F, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-west.

48
°F maximum temperature
23
°F minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
43
°F wind chill
14
mph wind from NW

Sioux Falls weather for Wednesday 17th December 2025

Expect mostly cloudy with light rain in Sioux Falls, South Dakota with a maximum temperature of 41°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 92% chance of some rain and a fresh breeze of 22 mph from the south.

41
°F maximum temperature
25
°F minimum temperature
mostly cloudy with light rain
3
hours of sunshine
1
UV index (Low)
92
% chance of some rain
<5
mm of rainfall expected
32
°F wind chill
22
mph wind from S

Sioux Falls weather for Thursday 18th December 2025

Expect mostly cloudy with light snow in Sioux Falls, South Dakota with a maximum temperature of 37°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 14% chance of some snow and a strong breeze of 31 mph from the north-west.

37
°F maximum temperature
9
°F minimum temperature
mostly cloudy with light snow
2
hours of sunshine
1
UV index (Low)
14
% chance of some snow
<2
cm of snow expected
25
°F wind chill
31
mph wind from NW

Sioux Falls weather for Friday 19th December 2025

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 28°F, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 17 mph from the south.

28
°F maximum temperature
7
°F minimum temperature
broken clouds
3
hours of sunshine
1
UV index (Low)
0
cm of snow expected
16
°F wind chill
17
mph wind from S

Sioux Falls weather for Saturday 20th December 2025

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 32°F and 2 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 14 mph from the north-west.