Sioux City weather live forecast

Today's maximum temperature in Sioux City is expected to be 3°C. Select a day from the live weather forecast for Sioux City, Iowa, USA for more weather parameters.

Wednesday
10th Dec
3

-6

3

1
Thursday
11th Dec
-2

-7

0

1
Friday
12th Dec
-3

-11

0

1
Saturday
13th Dec
-11

-19

2

1
Sunday
14th Dec
-10

-20

8

2

5-day weather forecast updated at 04:02 on Wednesday 10th December 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 Wednesday 10th December 2025

Expect mostly cloudy with light snow in Sioux City, Iowa with a maximum temperature of 3°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 0-2 cm of snow expected with 3% chance of some snow and a strong breeze of 40 kph from the north-west.

3
°C maximum temperature
-6
°C minimum temperature
mostly cloudy with light snow
3
hours of sunshine
1
UV index (Low)
3
% chance of some snow
<2
cm of snow expected
-3
°C wind chill
40
kph wind from NW

Sioux City weather for Thursday 11th December 2025

Expect mostly cloudy with light snow in Sioux City, Iowa with a maximum temperature of -2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 47% chance of some snow and a gentle breeze of 14 kph from the south-east.

-2
°C maximum temperature
-7
°C minimum temperature
mostly cloudy with light snow
0
hours of sunshine
1
UV index (Low)
47
% chance of some snow
<2
cm of snow expected
-6
°C wind chill
14
kph wind from SE

Sioux City weather for Friday 12th December 2025

Expect overcast with light snow in Sioux City, Iowa with a maximum temperature of -3°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 cm of snow expected with 25% chance of some snow and a moderate breeze of 21 kph from the north-west.

-3
°C maximum temperature
-11
°C minimum temperature
overcast with light snow
0
hours of sunshine
1
UV index (Low)
25
% chance of some snow
<2
cm of snow expected
-9
°C wind chill
21
kph wind from NW

Sioux City weather for Saturday 13th December 2025

Expect mostly cloudy with light snow in Sioux City, Iowa with a maximum temperature of -11°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 cm of snow expected with 55% chance of some snow and a light breeze of 10 kph from the north.

-11
°C maximum temperature
-19
°C minimum temperature
mostly cloudy with light snow
2
hours of sunshine
1
UV index (Low)
55
% chance of some snow
<2
cm of snow expected
-16
°C wind chill
10
kph wind from N

Sioux City weather for Sunday 14th December 2025

Expect scattered clouds in Sioux City, Iowa with a maximum temperature of -10°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the south-east.