Measurements:
°C
°F
CURRENT WEATHER
18:04
Chicago
62°F
W 9 mph
Feels like: 62°F
Precip: 4%
World Resorts USA Chicago Weather

14 Day Weather Forecast

10.05
mon
DAY
64°F
SW 7 mph
precip
3%
NIGHT
58°F
NW 8 mph
precip
4%
10.06
tue
DAY
68°F
N 12 mph
precip
1%
NIGHT
66°F
NE 12 mph
precip
1%
10.07
wed
DAY
74°F
E 7 mph
precip
11%
NIGHT
68°F
SE 8 mph
precip
3%
10.08
thu
DAY
66°F
S 9 mph
precip
1%
NIGHT
62°F
NE 6 mph
precip
11%
10.09
fri
DAY
70°F
N 4 mph
precip
4%
NIGHT
64°F
NW 8 mph
precip
20%
10.10
sat
DAY
72°F
N 11 mph
precip
10%
NIGHT
68°F
N 9 mph
precip
12%
10.11
sun
DAY
64°F
W 7 mph
precip
23%
NIGHT
64°F
E 4 mph
precip
9%
10.12
mon
DAY
62°F
S 9 mph
precip
24%
NIGHT
60°F
SW 9 mph
precip
31%
10.13
tue
DAY
66°F
NW 6 mph
precip
23%
NIGHT
70°F
N 11 mph
precip
18%
10.14
wed
DAY
70°F
N 20 mph
precip
47%
NIGHT
66°F
NE 9 mph
precip
24%
10.15
thu
DAY
64°F
NE 13 mph
precip
17%
NIGHT
56°F
NE 12 mph
precip
34%
10.16
fri
DAY
56°F
E 9 mph
precip
34%
NIGHT
54°F
SE 11 mph
precip
34%
10.17
sat
DAY
56°F
S 11 mph
precip
15%
NIGHT
56°F
SW 15 mph
precip
31%
10.18
sun
DAY
54°F
SW 14 mph
precip
13%
NIGHT
56°F
SW 17 mph
precip
15%

Chicago Sea Water Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Chicago was 54.6°F. The maximum and minimum values were 33.6°F and 63.6°F respectively.

Chicago on the Weather Map

Best Time to Visit Chicago
The most sunny months:
June 16 days
July 16 days
August 16 days
The most warm months:
July 83.5 °F
August 82.9 °F
June 76.6 °F
Warmest sea temperature:
August 72.7 °F
July 70.5 °F
September 68.0 °F
The most cold months:
January 25.6 °F
February 29.0 °F
December 34.1 °F
The most rainy months:
June 6 days
May 6 days
July 5 days
The most windy months:
November 12 mph
January 12 mph
February 11 mph
more details
USA Resorts:
NAME
F°
Boston +62
Chicago +62
Hawaii +82
Houston +86
Las Vegas +96
Los Angeles +100
Maui +76
Miami +90
Myrtle Beach +74
New York +68
San Diego +88
San Francisco +68
Santa Monica +92
Sarasota +88
Washington +72
all resorts
24 Hours Weather Forecast
Chicago
Local time: 18:04
05 oct, monday
2100 60°F
W
9 mph
06 oct, tuesday
0000 58°F
NW
8 mph
0300 56°F
N
8 mph
0600 56°F
N
9 mph
0900 58°F
N
10 mph
1200 68°F
N
12 mph
1500 74°F
N
12 mph
1800 72°F
N
12 mph