Weather in Chicago in Winter
| December | January | February | ||||
| Average day temperature: | ||||||
| Average day temperature: | 35.7°F | 28.2°F | 30.9°F | |||
| Average night temperature: | ||||||
| Average night temperature: | 31.0°F | 23.7°F | 24.8°F | |||
| Sea water temperature: | ||||||
| Sea water temperature: | 40.5°F | 35.1°F | 33.6°F | |||
| Number of sunny days: | ||||||
| Number of sunny days: | 8 days | 6 days | 7 days | |||
| Day length: | ||||||
| Day length: | 9.1 - 9.4 h. | 9.2 - 10.0 h. | 10.0 - 11.2 h. | |||
| Number of rainy days: | ||||||
| Number of rainy days: | 2 days | 2 days | 1 day | |||
| Precipitation totals: | ||||||
| Precipitation totals: | 1.5 in. | 1.7 in. | 1.8 in. | |||
Day & Night air temperature, °F
Sea water temperature, °F
Precipitation total, in.
Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
Best time for vacation in Chicago
Chicago on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Chicago
Local time: 02:59
January 01, thursday
0300
14°F
SE
12 mph
12 mph
0600
14°F
SE
10 mph
10 mph
0900
14°F
SE
9 mph
9 mph
1200
18°F
SE
7 mph
7 mph
1500
21°F
E
7 mph
7 mph
1800
23°F
E
7 mph
7 mph
2100
23°F
E
7 mph
7 mph
January 02, friday
0000
23°F
E
8 mph
8 mph
