World Resorts USA Chicago Weather

Chicago Sea Temperature in May

Average sea water temperature in May:
+49.8°F
Minimum sea water temperature in May: 64.4°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 54.4°F. The highest and lowest sea temperatures during the month were 60.4°F and 50.5°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in May?

Place name May 2026 May 2025
Key West 84.3°F 83.5°F
Key Largo 84.0°F 83.5°F
Miami 83.3°F 82.6°F
Cape Coral 83.3°F 83.4°F
Naples 82.9°F 83.5°F
Miami Beach 82.7°F 82.4°F
Tampa 81.9°F 82.7°F
West Palm Beach 81.7°F 81.1°F
Fort Lauderdale 81.7°F 81.1°F
Clearwater Beach 81.5°F 82.6°F
Sarasota 81.5°F 82.7°F
Siesta Key 81.3°F 82.5°F
Port St. Lucie 80.8°F 78.9°F
Cocoa Beach 80.4°F 79.4°F
Corpus Christi 79.5°F 80.9°F
South Padre Island 79.1°F 80.0°F
Galveston 78.4°F 79.6°F
Orlando 78.4°F 77.2°F
Houston 78.4°F 79.5°F
Daytona Beach 78.1°F 76.0°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: 21:32
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