South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 6°C. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.

Monday
22nd Dec
6

0

8

1
Tuesday
23rd Dec
4

-1

7

1
Wednesday
24th Dec
5

-1

4

1
Thursday
25th Dec
7

3

1

1
Friday
26th Dec
4

0

4

1

5-day weather forecast updated at 04:01 on Monday 22nd 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.

Top South Dakota destinations

Below are temperatures expected today at popular countries, regions and places in South Dakota. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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South Dakota weather forecast by day

Below are the detailed weather forecasts for South Dakota for the next 5 days. The forecasts shown are for Sioux Falls and may not represent the whole of South Dakota. Browse more destinations in South Dakota to view more weather forecasts.

South Dakota weather for Monday 22nd December 2025

Expect scattered clouds in South Dakota with a maximum temperature of 6°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.

6
°C maximum temperature
0
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
20
kph wind from S

South Dakota weather for Tuesday 23rd December 2025

Expect scattered clouds in South Dakota with a maximum temperature of 4°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

4
°C maximum temperature
-1
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
17
kph wind from SE

South Dakota weather for Wednesday 24th December 2025

Expect broken clouds in South Dakota with a maximum temperature of 5°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-east.

5
°C maximum temperature
-1
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
17
kph wind from SE

South Dakota weather for Thursday 25th December 2025

Expect fog in low lying areas in South Dakota with a maximum temperature of 7°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-east.

7
°C maximum temperature
3
°C minimum temperature
fog in low lying areas
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
20
kph wind from SE

South Dakota weather for Friday 26th December 2025

Expect mostly cloudy with light rain in South Dakota with a maximum temperature of 4°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 10% chance of some rain and a moderate breeze of 21 kph from the north-west.