World Resorts USA Chicago Weather

Chicago Sea Temperature in April

Average sea water temperature in April:
+41.4°F
Minimum sea water temperature in April: 49.8°F
Maximum sea water temperature in April: 32.0°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 43.9°F. The highest and lowest sea temperatures during the month were 48.0°F and 39.7°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
Islamorada 78.4°F 77.5°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Naples 77.0°F 76.3°F
Sanibel Island 76.7°F 75.8°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
St. Petersburg 76.3°F 74.2°F
Sarasota 76.0°F 74.3°F
Siesta Key 75.7°F 74.3°F

Best time for vacation in Chicago

Sunniest months:
September 17 days
August 16 days
July 15 days
Warmest months:
July 80.4 °F
August 79.9 °F
June 74.3 °F
Warmest sea temp:
August 70.3 °F
July 68.2 °F
September 66.1 °F
Coldest months:
January 28.2 °F
February 30.9 °F
December 35.7 °F
Rainiest months:
June 7 days
May 6 days
July 5 days
Windiest months:
November 12.2 mph
January 12.0 mph
February 11.7 mph

Chicago on a weather map

Chicago
+25°F
SE 16 mph
Feels like: +12°F
Precip.: 0%
Places in USA:
Name
°F
+46°F
+73°F
+73°F
+41°F
+54°F
+68°F
+77°F
+66°F
+41°F
+52°F
+46°F
+64°F
+64°F
+43°F
+25°F
24 Hours Forecast
Chicago
Local time: 03:04
January 11, sunday
0600
27°F
SE
16 mph
0900
27°F
SE
17 mph
1200
34°F
SE
14 mph
1500
36°F
SE
10 mph
1800
32°F
E
9 mph
2100
28°F
NE
11 mph
January 12, monday
0000
28°F
NE
12 mph
0300
28°F
NE
16 mph
Units of measurement: °C / °F