World Resorts USA Chicago Weather

Chicago Sea Temperature in July

Average sea water temperature in July:
+68.5°F
Minimum sea water temperature in July: 78.8°F
Maximum sea water temperature in July: 32.0°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 72.8°F. The highest and lowest sea temperatures during the month were 78.8°F and 66.0°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in July?

Place name July 2026 July 2025
Key West 88.5°F 86.7°F
Clearwater Beach 87.9°F 87.1°F
St. Petersburg 87.9°F 87.0°F
Naples 87.7°F 86.6°F
Tampa 87.6°F 86.8°F
Sarasota 87.6°F 86.9°F
Siesta Key 87.6°F 86.9°F
New Orleans 87.5°F 87.4°F
Miami 87.4°F 86.3°F
Miami Beach 87.0°F 86.0°F
Houston 86.7°F 86.3°F
Fort Lauderdale 86.6°F 85.0°F
Galveston 86.4°F 86.4°F
Hilton Head Island 86.3°F 85.7°F
St. George Island 86.3°F 86.4°F
Tybee Island 86.3°F 85.4°F
Pensacola 86.1°F 86.9°F
Jekyll Island 86.1°F 84.6°F
Orange Beach 86.1°F 86.7°F
West Palm Beach 86.1°F 84.6°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
+37°F
SE 9 mph
Feels like: +30°F
Precip.: 20%
Places in USA:
Name
°F
+36°F
+39°F
+70°F
+61°F
+63°F
+66°F
+63°F
+39°F
+63°F
+55°F
+63°F
+64°F
+59°F
+63°F
+37°F
24 Hours Forecast
Chicago
Local time: 00:32
November 14, saturday
0300
36°F
SE
9 mph
0600
34°F
SE
8 mph
0900
37°F
SE
7 mph
1200
43°F
SE
6 mph
1500
45°F
SE
6 mph
1800
43°F
SE
4 mph
2100
41°F
SE
5 mph
November 15, sunday
0000
39°F
SE
4 mph
Units of measurement: °C / °F