Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 13°C. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

Tuesday
21st Oct
13

4

9

2
Wednesday
22nd Oct
14

1

4

3
Thursday
23rd Oct
17

1

9

3
Friday
24th Oct
18

4

4

4
Saturday
25th Oct
17

8

4

3

5-day weather forecast updated at 04:01 on Tuesday 21st October 2025 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 Tuesday 21st October 2025

Expect sunshine and showers in Sioux City, Iowa with a maximum temperature of 13°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a fresh breeze of 30 kph from the north-west.

13
°C maximum temperature
4
°C minimum temperature
sunshine and showers
9
hours of sunshine
2
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
13
°C wind chill
30
kph wind from NW

Sioux City weather for Wednesday 22nd October 2025

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

14
°C maximum temperature
1
°C minimum temperature
scattered clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
14
°C wind chill
13
kph wind from NW

Sioux City weather for Thursday 23rd October 2025

Expect clear skies in Sioux City, Iowa with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south-east.

17
°C maximum temperature
1
°C minimum temperature
clear skies
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
5
kph wind from SE

Sioux City weather for Friday 24th October 2025

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-east.

18
°C maximum temperature
4
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
18
°C wind chill
10
kph wind from SE

Sioux City weather for Saturday 25th October 2025

Expect fog in low lying areas in Sioux City, Iowa with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

17
°C maximum temperature
8
°C minimum temperature
fog in low lying areas
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
17
°C wind chill
12
kph wind from SE

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Metric (°C / mm) | Imperial (°F / inches)

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Iowa - quick facts
Flight time^✝	11.5 hours
Time difference	UK -6 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Tourist info	Iowa Tourism Office