Sioux Falls weather live forecast

Today's maximum temperature in Sioux Falls is expected to be -9°C. Select a day from the live weather forecast for Sioux Falls, South Dakota, USA for more weather parameters.

Sunday
14th Dec
-9

-23

7

2
Monday
15th Dec
0

-9

7

2
Tuesday
16th Dec
4

-5

3

2
Wednesday
17th Dec
4

-4

1

1
Thursday
18th Dec
3

-13

2

2

5-day weather forecast updated at 04:01 on Sunday 14th 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 Sunday 14th December 2025

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of -9°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 29 kph from the south.

-9
°C maximum temperature
-23
°C minimum temperature
scattered clouds
7
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-18
°C wind chill
29
kph wind from S

Sioux Falls weather for Monday 15th December 2025

Expect scattered clouds in Sioux Falls, South Dakota with a maximum temperature of 0°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 23 kph from the south.

0
°C maximum temperature
-9
°C minimum temperature
scattered clouds
7
hours of sunshine
2
UV index (Low)
0
cm of snow expected
-5
°C wind chill
23
kph wind from S

Sioux Falls weather for Tuesday 16th December 2025

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 4°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the west.

4
°C maximum temperature
-5
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
23
kph wind from W

Sioux Falls weather for Wednesday 17th December 2025

Expect mostly cloudy with light rain in Sioux Falls, South Dakota with a maximum temperature of 4°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a fresh breeze of 33 kph from the south.

4
°C maximum temperature
-4
°C minimum temperature
mostly cloudy with light rain
1
hour of sunshine
1
UV index (Low)
42
% chance of some rain
<2
mm of rainfall expected
-2
°C wind chill
33
kph wind from S

Sioux Falls weather for Thursday 18th December 2025

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 3°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a strong breeze of 48 kph from the north-west.