Sioux Falls weather live forecast

Today's maximum temperature in Sioux Falls is expected to be 82°F. Select a day from the live weather forecast for Sioux Falls, South Dakota, USA for more weather parameters.

Sunday
9th Aug
82

68

6

6
Monday
10th Aug
82

68

6

6
Tuesday
11th Aug
84

70

6

6
Wednesday
12th Aug
82

70

7

4
Thursday
13th Aug
77

66

3

6

5-day weather forecast updated at 04:01 on Sunday 9th August 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.

Sioux Falls weather forecast by day

Below are the detailed weather forecasts for Sioux Falls for the next 5 days.

Sioux Falls weather for Sunday 9th August 2026

Expect isolated thunderstorms in Sioux Falls, South Dakota with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 9 mph from the north-east.

82
°F maximum temperature
68
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
25
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from NE

Sioux Falls weather for Monday 10th August 2026

Expect isolated thunderstorms in Sioux Falls, South Dakota with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 16% chance of some rain and a gentle breeze of 10 mph from the east.

82
°F maximum temperature
68
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
16
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
10
mph wind from E

Sioux Falls weather for Tuesday 11th August 2026

Expect isolated thunderstorms in Sioux Falls, South Dakota with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 9 mph from the north-east.

84
°F maximum temperature
70
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
32
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
mph wind from NE

Sioux Falls weather for Wednesday 12th August 2026

Expect broken clouds in Sioux Falls, South Dakota with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the north-east.

82
°F maximum temperature
70
°F minimum temperature
broken clouds
7
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
8
mph wind from NE

Sioux Falls weather for Thursday 13th August 2026

Expect mostly cloudy with light rain in Sioux Falls, South Dakota with a maximum temperature of 77°F, maximum UV of 6 (High) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a gentle breeze of 11 mph from the east.