23.12
tue
tue
Day
36°F
SE 7 mph
Precip.
0%
0%
Night
34°F
S 7 mph
Precip.
0%
0%
24.12
wed
wed
Day
36°F
NW 7 mph
Precip.
0%
0%
Night
34°F
SE 2 mph
Precip.
0%
0%
25.12
thu
thu
Day
36°F
SW 10 mph
Precip.
0%
0%
Night
37°F
NW 15 mph
Precip.
100%
100%
26.12
fri
fri
Day
37°F
E 3 mph
Precip.
83%
83%
Night
39°F
W 6 mph
Precip.
0%
0%
27.12
sat
sat
Day
43°F
N 6 mph
Precip.
0%
0%
Night
39°F
SE 16 mph
Precip.
0%
0%
28.12
sun
sun
Day
30°F
SE 17 mph
Precip.
0%
0%
Night
21°F
SE 17 mph
Precip.
0%
0%
29.12
mon
mon
Day
19°F
SE 16 mph
Precip.
0%
0%
Night
19°F
SE 11 mph
Precip.
0%
0%
30.12
tue
tue
Day
25°F
NE 8 mph
Precip.
0%
0%
Night
30°F
NE 11 mph
Precip.
0%
0%
31.12
wed
wed
Day
34°F
NE 8 mph
Precip.
0%
0%
Night
36°F
E 11 mph
Precip.
0%
0%
01.01
thu
thu
Day
39°F
NE 9 mph
Precip.
0%
0%
Night
45°F
NE 12 mph
Precip.
0%
0%
02.01
fri
fri
Day
41°F
NW 7 mph
Precip.
0%
0%
Night
32°F
S 19 mph
Precip.
41%
41%
03.01
sat
sat
Day
27°F
S 12 mph
Precip.
0%
0%
Night
21°F
S 11 mph
Precip.
0%
0%
04.01
sun
sun
Day
25°F
SW 5 mph
Precip.
0%
0%
Night
28°F
N 11 mph
Precip.
0%
0%
05.01
mon
mon
Day
32°F
N 14 mph
Precip.
0%
0%
Night
36°F
N 12 mph
Precip.
0%
0%
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 39.7°F. The highest and lowest sea temperatures during the month were 44.8°F and 36.1°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 34.7°F. The highest and lowest sea temperatures during the month were 37.6°F and 33.3°F.
Air temperature in Chicago, °F
Precipitation total in Chicago, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Chicago
Chicago on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Chicago
Local time: 01:39
December 23, tuesday
0300
41°F
NE
9 mph
9 mph
0600
43°F
NE
10 mph
10 mph
0900
36°F
E
9 mph
9 mph
1200
36°F
SE
7 mph
7 mph
1500
37°F
SE
6 mph
6 mph
1800
37°F
SE
8 mph
8 mph
2100
36°F
SE
8 mph
8 mph
December 24, wednesday
0000
34°F
S
7 mph
7 mph
