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
Naples 87.7°F 86.6°F
Tampa 87.6°F 86.8°F
Sarasota 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
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
West Palm Beach 86.1°F 84.6°F
Panama City Beach 86.0°F 86.3°F
Santa Rosa Beach 85.9°F 86.2°F
Pensacola Beach 85.8°F 86.7°F
Destin 85.8°F 86.3°F
Charleston (SC) 85.8°F 84.7°F
Fort Walton Beach 85.5°F 86.1°F

Best time for vacation in Chicago

Sunniest months:
September 17 days
June 16 days
July 16 days
Warmest months:
July 80.1 °F
August 79.9 °F
June 74.0 °F
Warmest sea temp:
August 70.4 °F
July 68.5 °F
September 66.1 °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
+79°F
NW 5 mph
Feels like: +81°F
Precip.: 4%
Places in USA:
Name
°F
+81°F
+86°F
+79°F
+106°F
+95°F
+91°F
+64°F
+84°F
+79°F
+90°F
+66°F
+81°F
+95°F
+102°F
+79°F
24 Hours Forecast
Chicago
Local time: 15:16
August 25, tuesday
1800
77°F
NE
9 mph
2100
72°F
N
7 mph
August 26, wednesday
0000
68°F
N
7 mph
0300
66°F
N
10 mph
0600
64°F
NE
11 mph
0900
66°F
NE
13 mph
1200
79°F
NE
11 mph
1500
77°F
NE
11 mph
Units of measurement: °C / °F