South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 19°C. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.

Friday
17th Apr
19

1

1

2
Saturday
18th Apr
9

-3

12

5
Sunday
19th Apr
15

-3

8

6
Monday
20th Apr
22

0

13

7
Tuesday
21st Apr
27

8

13

6

5-day weather forecast updated at 04:06 on Friday 17th April 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 Friday 17th April 2026

Expect broken clouds in South Dakota with a maximum temperature of 19°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 36 kph from the north-west.

19
°C maximum temperature
1
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
19
°C wind chill
36
kph wind from NW

South Dakota weather for Saturday 18th April 2026

Expect clear skies in South Dakota with a maximum temperature of 9°C, maximum UV of 5 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north-west.

9
°C maximum temperature
-3
°C minimum temperature
clear skies
12
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
6
°C wind chill
30
kph wind from NW

South Dakota weather for Sunday 19th April 2026

Expect scattered clouds in South Dakota with a maximum temperature of 15°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

15
°C maximum temperature
-3
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
15
°C wind chill
14
kph wind from NW

South Dakota weather for Monday 20th April 2026

Expect clear skies in South Dakota with a maximum temperature of 22°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the south.

22
°C maximum temperature
0
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
29
kph wind from S

South Dakota weather for Tuesday 21st April 2026

Expect clear skies in South Dakota with a maximum temperature of 27°C, maximum UV of 6 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.