South Dakota weather live forecast

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

Saturday
27th Dec
9

2

4

1
Sunday
28th Dec
2

-14

0

1
Monday
29th Dec
-9

-15

7

1
Tuesday
30th Dec
1

-12

2

1
Wednesday
31st Dec
-2

-13

1

1

5-day weather forecast updated at 04:01 on Saturday 27th 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 Saturday 27th December 2025

Expect broken clouds in South Dakota with a maximum temperature of 9°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
16
kph wind from S

South Dakota weather for Sunday 28th December 2025

Expect overcast with light snow in South Dakota with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 62% chance of some snow and a strong breeze of 40 kph from the north-west.

2
°C maximum temperature
-14
°C minimum temperature
overcast with light snow
0
hours of sunshine
1
UV index (Low)
62
% chance of some snow
<2
cm of snow expected
-5
°C wind chill
40
kph wind from NW

South Dakota weather for Monday 29th December 2025

Expect scattered clouds in South Dakota with a maximum temperature of -9°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 cm of snow expected and a strong breeze of 39 kph from the north-west.

-9
°C maximum temperature
-15
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-19
°C wind chill
39
kph wind from NW

South Dakota weather for Tuesday 30th December 2025

Expect broken clouds in South Dakota with a maximum temperature of 1°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

1
°C maximum temperature
-12
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-4
°C wind chill
22
kph wind from W

South Dakota weather for Wednesday 31st December 2025

Expect mostly cloudy with light snow in South Dakota with a maximum temperature of -2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 cm of snow expected with 25% chance of some snow and a moderate breeze of 20 kph from the north.