South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 5°C. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.

Monday
5th Jan
5

-2

0

1
Tuesday
6th Jan
5

-1

7

1
Wednesday
7th Jan
8

-3

8

1
Thursday
8th Jan
5

-1

0

1
Friday
9th Jan
3

-3

8

1

5-day weather forecast updated at 04:01 on Monday 5th January 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.

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 5th January 2026

Expect fog in low lying areas in South Dakota with a maximum temperature of 5°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-east.

5
°C maximum temperature
-2
°C minimum temperature
fog in low lying areas
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
11
kph wind from SE

South Dakota weather for Tuesday 6th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of 5°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

5
°C maximum temperature
-1
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
15
kph wind from NW

South Dakota weather for Wednesday 7th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of 8°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

8
°C maximum temperature
-3
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
11
kph wind from S

South Dakota weather for Thursday 8th January 2026

Expect broken clouds in South Dakota with a maximum temperature of 5°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

5
°C maximum temperature
-1
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
19
kph wind from N

South Dakota weather for Friday 9th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of 3°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 north-west.