World Resorts USA Chicago Weather

Chicago Sea Temperature in April

Average sea water temperature in April:
+41.6°F
Minimum sea water temperature in April: 52.0°F
Maximum sea water temperature in April: 32.0°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 43.9°F. The highest and lowest sea temperatures during the month were 52.0°F and 38.8°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in April?

Place name April 2026 April 2025
Key Largo 78.2°F 78.5°F
West Palm Beach 78.2°F 78.3°F
Key West 78.2°F 78.0°F
Fort Lauderdale 78.1°F 78.0°F
Miami Beach 78.0°F 78.3°F
Miami 77.5°F 77.9°F
Honolulu 76.5°F 77.4°F
Cape Coral 76.4°F 77.2°F
Port St. Lucie 76.4°F 74.9°F
Hawaii 76.2°F 77.3°F
Maui 75.9°F 76.6°F
Kauai 75.9°F 74.9°F
Naples 75.8°F 77.0°F
South Padre Island 75.7°F 74.5°F
Tampa 75.3°F 76.6°F
Cocoa Beach 75.0°F 75.1°F
Corpus Christi 75.0°F 74.7°F
Oahu 74.9°F 76.4°F
Clearwater Beach 74.7°F 75.6°F
Galveston 74.7°F 73.8°F

Best time for vacation in Chicago

Sunniest months:
June 16 days
July 16 days
August 16 days
Warmest months:
July 80.1 °F
August 79.6 °F
June 74.0 °F
Warmest sea temp:
August 70.4 °F
July 68.5 °F
September 66.2 °F
Coldest months:
January 28.1 °F
February 31.1 °F
December 35.7 °F
Rainiest months:
June 6 days
May 6 days
July 5 days
Windiest months:
November 12.2 mph
January 12.0 mph
February 11.6 mph

Chicago on a weather map

Chicago
+64°F
SE 9 mph
Feels like: +64°F
Precip.: 2%
Places in USA:
Name
°F
+55°F
+61°F
+77°F
+82°F
+88°F
+84°F
+70°F
+70°F
+59°F
+82°F
+66°F
+82°F
+79°F
+64°F
24 Hours Forecast
Chicago
Local time: 21:33
October 05, monday
0000
61°F
SE
7 mph
0300
59°F
SE
7 mph
0600
57°F
SE
7 mph
0900
59°F
S
9 mph
1200
63°F
S
7 mph
1500
63°F
SW
9 mph
1800
61°F
SW
8 mph
2100
59°F
W
8 mph
Units of measurement: °C / °F