South Dakota weather live forecast

Today's maximum temperature in South Dakota is expected to be 15°C. Select a day from the live weather forecast for South Dakota (Sioux Falls), USA for more weather parameters.

Tuesday
13th Oct
15

8

4

4
Wednesday
14th Oct
15

6

6

4
Thursday
15th Oct
16

8

4

3
Friday
16th Oct
13

4

11

4
Saturday
17th Oct
18

2

11

4

5-day weather forecast updated at 04:01 on Tuesday 13th October 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 Tuesday 13th October 2026

Expect broken clouds in South Dakota with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north.

15
°C maximum temperature
8
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from N

South Dakota weather for Wednesday 14th October 2026

Expect broken clouds in South Dakota with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-east.

15
°C maximum temperature
6
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from NE

South Dakota weather for Thursday 15th October 2026

Expect mostly cloudy with rain in South Dakota with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 54% chance of some rain and a fresh breeze of 30 kph from the north-west.

16
°C maximum temperature
8
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
3
UV index (Moderate)
54
% chance of some rain
<10
mm of rainfall expected
16
°C wind chill
30
kph wind from NW

South Dakota weather for Friday 16th October 2026

Expect clear skies in South Dakota with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north-west.

13
°C maximum temperature
4
°C minimum temperature
clear skies
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
29
kph wind from NW

South Dakota weather for Saturday 17th October 2026

Expect clear skies in South Dakota with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the south.