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.

Monday
12th Jan
9

-1

7

1
Tuesday
13th Jan
10

0

8

1
Wednesday
14th Jan
-1

-8

8

1
Thursday
15th Jan
4

-8

1

1
Friday
16th Jan
0

-12

1

1

5-day weather forecast updated at 04:01 on Monday 12th 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 12th January 2026

Expect broken 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 mm of rainfall expected and a moderate breeze of 21 kph from the west.

9
°C maximum temperature
-1
°C minimum temperature
broken clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
21
kph wind from W

South Dakota weather for Tuesday 13th January 2026

Expect broken clouds in South Dakota with a maximum temperature of 10°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 35 kph from the north-west.

10
°C maximum temperature
0
°C minimum temperature
broken clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
35
kph wind from NW

South Dakota weather for Wednesday 14th January 2026

Expect scattered clouds in South Dakota with a maximum temperature of -1°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a fresh breeze of 32 kph from the north.

-1
°C maximum temperature
-8
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-8
°C wind chill
32
kph wind from N

South Dakota weather for Thursday 15th January 2026

Expect mostly cloudy with light snow in South Dakota with a maximum temperature of 4°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 19% chance of some snow and a fresh breeze of 35 kph from the north-west.

4
°C maximum temperature
-8
°C minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
19
% chance of some snow
<2
cm of snow expected
-2
°C wind chill
35
kph wind from NW

South Dakota weather for Friday 16th January 2026

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