Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 4°C. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

Monday
2nd Feb
4

-4

1

2
Tuesday
3rd Feb
0

-5

1

0
Wednesday
4th Feb
2

-5

1

1
Thursday
5th Feb
9

-4

7

2
Friday
6th Feb
8

-3

2

2

5-day weather forecast updated at 04:01 on Monday 2nd February 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 2nd February 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 4°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

4
°C maximum temperature
-4
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
6
kph wind from E

Sioux City weather for Tuesday 3rd February 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 0°C and 1 hour of bright sunshine. There are 0 cm of snow expected and little or no wind of 6 kph from the north-east.

0
°C maximum temperature
-5
°C minimum temperature
broken clouds
1
hour of sunshine
0
UV index (None)
0
cm of snow expected
-2
°C wind chill
6
kph wind from NE

Sioux City weather for Wednesday 4th February 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 3% chance of some sleet or snow and a gentle breeze of 15 kph from the north-west.

2
°C maximum temperature
-5
°C minimum temperature
cloudy with sleet or snow
1
hour of sunshine
1
UV index (Low)
3
% chance of some sleet or snow
<2
mm of sleet/snow expected
-2
°C wind chill
15
kph wind from NW

Sioux City weather for Thursday 5th February 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 9°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

9
°C maximum temperature
-4
°C minimum temperature
broken clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
7
°C wind chill
16
kph wind from NW

Sioux City weather for Friday 6th February 2026

Expect broken clouds in Sioux City, Iowa with a maximum temperature of 8°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.