Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 24°C. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

Monday
4th May
24

10

9

6
Tuesday
5th May
14

6

4

5
Wednesday
6th May
14

2

6

3
Thursday
7th May
20

3

6

4
Friday
8th May
23

9

11

6

5-day weather forecast updated at 04:01 on Monday 4th May 2026 GMT

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The 5-day weather forecast for Iowa (Sioux City) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sioux City weather forecast by day

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

Sioux City weather for Monday 4th May 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 24°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

24
°C maximum temperature
10
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
24
°C wind chill
23
kph wind from NW

Sioux City weather for Tuesday 5th May 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 14°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

14
°C maximum temperature
6
°C minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
14
kph wind from NW

Sioux City weather for Wednesday 6th May 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-west.

14
°C maximum temperature
2
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
10
kph wind from NW

Sioux City weather for Thursday 7th May 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

20
°C maximum temperature
3
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Sioux City weather for Friday 8th May 2026

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 23°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-west.