World Resorts USA Chicago Weather

Chicago Sea Temperature in July

Average sea water temperature in July:
+68.2°F
Minimum sea water temperature in July: 77.9°F
Maximum sea water temperature in July: 32.0°F

Daily sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 73.3°F. The highest and lowest sea temperatures during the month were 76.3°F and 70.9°F.

Monthly sea water temperature in Chicago, °F

Which USA resorts have warmest sea in July?

Place name July 2025 July 2024
New Orleans 87.4°F 87.1°F
Clearwater Beach 87.1°F 88.3°F
St. Petersburg 87.0°F 88.0°F
Sarasota 86.9°F 87.9°F
Siesta Key 86.9°F 87.9°F
Pensacola 86.9°F 87.3°F
Tampa 86.8°F 87.4°F
Key West 86.7°F 87.6°F
Marco Island 86.6°F 87.4°F
Naples 86.6°F 87.2°F
Cape Coral 86.4°F 87.2°F
Galveston 86.4°F 86.3°F
Miami 86.3°F 86.9°F
Panama City Beach 86.3°F 86.8°F
Houston 86.3°F 86.4°F
Destin 86.3°F 86.6°F
Key Largo 86.2°F 87.1°F
Hialeah 86.1°F 86.6°F
Everglades 86.0°F 87.9°F
Miami Beach 86.0°F 86.5°F

Best time for vacation in Chicago

Sunniest months:
September 17 days
August 16 days
June 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 28.1 °F
February 31.1 °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 11.6 mph

Chicago on a weather map

Chicago
+59°F
S 2 mph
Feels like: +57°F
Precip.: 0%
Places in USA:
Name
°F
+77°F
+79°F
+79°F
+97°F
+72°F
+84°F
+84°F
+75°F
+81°F
+64°F
+72°F
+84°F
+88°F
+82°F
+59°F
24 Hours Forecast
Chicago
Local time: 17:16
May 16, saturday
1800
59°F
S
2 mph
2100
63°F
W
7 mph
May 17, sunday
0000
63°F
W
6 mph
0300
63°F
NE
9 mph
0600
59°F
SW
9 mph
0900
61°F
NW
6 mph
1200
70°F
N
6 mph
1500
75°F
N
11 mph
Units of measurement: °C / °F