25.10
sun
sun
Day
66°F
NE 6 mph
Precip.
11%
11%
Night
61°F
NE 5 mph
Precip.
12%
12%
26.10
mon
mon
Day
57°F
S 11 mph
Precip.
22%
22%
Night
55°F
SW 9 mph
Precip.
22%
22%
27.10
tue
tue
Day
61°F
NW 7 mph
Precip.
16%
16%
Night
61°F
NW 8 mph
Precip.
17%
17%
28.10
wed
wed
Day
64°F
N 8 mph
Precip.
13%
13%
Night
64°F
NE 10 mph
Precip.
2%
2%
29.10
thu
thu
Day
68°F
E 11 mph
Precip.
36%
36%
Night
57°F
W 3 mph
Precip.
14%
14%
30.10
fri
fri
Day
61°F
NW 4 mph
Precip.
6%
6%
Night
61°F
N 7 mph
Precip.
15%
15%
31.10
sat
sat
Day
63°F
N 8 mph
Precip.
20%
20%
Night
63°F
N 9 mph
Precip.
59%
59%
Sea water temperature in October, °F
Show year:
2026
2025
2024
The average sea water temperature in October of 2026 was 62.1°F. The highest and lowest sea temperatures during the month were 64.2°F and 57.9°F.
Sea water temperature in November, °F
Show year:
2025
2024
2023
The average sea water temperature in November of 2025 was 49.7°F. The highest and lowest sea temperatures during the month were 55.4°F and 44.4°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: 00:11
October 25, sunday
0300
59°F
N
6 mph
6 mph
0600
57°F
N
6 mph
6 mph
0900
59°F
N
7 mph
7 mph
1200
66°F
NE
6 mph
6 mph
1500
68°F
NE
5 mph
5 mph
1800
66°F
N
5 mph
5 mph
2100
63°F
NE
5 mph
5 mph
October 26, monday
0000
61°F
NE
5 mph
5 mph
