Weather in Sioux City: December
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Average day temperature: | 32.8°F |
| Average night temperature: | 24.7°F | |
 |
Number of sunny days: | 10 days |
| Day length: | 9.1 - 9.3 hours | |
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Number of rainy days: | 0 days |
| Precipitation totals: | 0.4 in. | |
| more information | ||
14 days
forecast
forecast
| Sioux City |
weather in
January
January
| Sioux City |
Air temperature in December, °F
Show year:
2025
2024
2023
The highest day temperature during December of 2025 was 52°F. At the same time the lowest night temperature was -4°F. Daily and nightly averages during December were 31.0°F and 22.3°F.
Sunny, partly cloudy and cloudy days
Number of sunny, partly cloudy and cloudy days in December is almost equal.
Precipitation total in December, in.
Precipitation total value in Sioux City in December is 0.4 in. Other months of the year show relatively similar values.
Wind speed in December, mph
The average wind speed value in December is 10.0 mph
Average sunny hours
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.7.
Best time for vacation in Sioux City
Sioux City on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Sioux City
Local time: 05:19
January 13, tuesday
0600
37°F
SE
15 mph
15 mph
0900
37°F
E
11 mph
11 mph
1200
41°F
SE
15 mph
15 mph
1500
46°F
SE
19 mph
19 mph
1800
46°F
SE
18 mph
18 mph
2100
41°F
SE
11 mph
11 mph
January 14, wednesday
0000
37°F
SE
17 mph
17 mph
0300
36°F
S
20 mph
20 mph
