Measurements:
°C
°F
CURRENT WEATHER
05:03
Chicago
46°F
E 9 mph
Feels like: 40°F
Precip: 0%
World Resorts USA Chicago Weather

7 Day Weather Forecast

04.03
fri
DAY
44°F
SW 6 mph
precip
0%
NIGHT
38°F
S 6 mph
precip
0%
04.04
sat
DAY
50°F
E 13 mph
precip
100%
NIGHT
40°F
E 17 mph
precip
0%
04.05
sun
DAY
42°F
SE 15 mph
precip
0%
NIGHT
40°F
E 9 mph
precip
0%
04.06
mon
DAY
42°F
SE 12 mph
precip
0%
NIGHT
34°F
S 18 mph
precip
100%
04.07
tue
DAY
30°F
S 9 mph
precip
0%
NIGHT
30°F
W 6 mph
precip
0%
04.08
wed
DAY
42°F
N 14 mph
precip
0%
NIGHT
46°F
N 15 mph
precip
0%
04.09
thu
DAY
60°F
NE 18 mph
precip
0%
NIGHT
56°F
N 14 mph
precip
0%

Chicago Sea Water Temperature in April, °F

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Chicago was 6.6°F. The maximum and minimum values were 4.3°F and 8.9°F respectively.

Chicago on the Weather Map

Best Time to Visit Chicago
The most sunny months:
September 17 days
August 16 days
July 15 days
The most warm months:
July 83.8 °F
August 83.2 °F
June 77.0 °F
Warmest sea temperature:
August 72.5 °F
July 70.2 °F
September 67.9 °F
The most cold months:
January 25.6 °F
February 29.0 °F
December 34.1 °F
The most rainy months:
June 7 days
May 6 days
July 5 days
The most windy months:
November 12 mph
January 12 mph
February 11 mph
more details