Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 2°C. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

Saturday
10th Jan
2

-7

7

1
Sunday
11th Jan
4

-9

6

2
Monday
12th Jan
9

-2

8

2
Tuesday
13th Jan
10

3

1

1
Wednesday
14th Jan
2

-1

1

1

5-day weather forecast updated at 04:01 on Friday 9th January 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 Saturday 10th January 2026

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 2°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

2
°C maximum temperature
-7
°C minimum temperature
scattered clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-3
°C wind chill
23
kph wind from NW

Sioux City weather for Sunday 11th January 2026

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 4°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

4
°C maximum temperature
-9
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
13
kph wind from S

Sioux City weather for Monday 12th January 2026

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of 9°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-west.

9
°C maximum temperature
-2
°C minimum temperature
scattered clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
9
kph wind from SW

Sioux City weather for Tuesday 13th January 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 10°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

10
°C maximum temperature
3
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from NW

Sioux City weather for Wednesday 14th January 2026

Expect cloudy with sleet or snow in Sioux City, Iowa with a maximum temperature of 2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of sleet/snow expected with 25% chance of some sleet or snow and a gentle breeze of 13 kph from the north.