Average sea water temperature in July:
+68.6°F
| Minimum sea water temperature in July: | 72.0°F |
| Maximum sea water temperature in July: | 64.4°F |
Daily sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 68.0°F. The highest and lowest sea temperatures during the month were 69.1°F and 65.3°F.
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| Santa Catalina Island |
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| Santa Catalina Island |
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| Santa Catalina Island |
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| Santa Catalina Island |
Monthly sea water temperature in Santa Catalina Island, °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 |
| Sarasota | 86.9°F | 87.9°F |
| Tampa | 86.8°F | 87.4°F |
| Key West | 86.7°F | 87.6°F |
| Naples | 86.6°F | 87.2°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 |
| Miami Beach | 86.0°F | 86.5°F |
| Tybee Island | 85.4°F | 85.8°F |
| Corpus Christi | 85.3°F | 86.6°F |
| Fort Lauderdale | 85.0°F | 86.0°F |
| Washington | 84.8°F | 83.9°F |
| Charleston (SC) | 84.7°F | 85.2°F |
| Isle of Palms | 84.3°F | 85.0°F |
| Tangier Island | 84.0°F | 82.0°F |
| Cocoa Beach | 83.8°F | 85.0°F |
| Baltimore | 82.6°F | 81.7°F |
Best time for vacation in Santa Catalina Island
Santa Catalina Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Santa Catalina Island
Local time: 16:55
July 01, wednesday
1800
61°F
E
12 mph
12 mph
2100
57°F
SE
10 mph
10 mph
July 02, thursday
0000
55°F
E
7 mph
7 mph
0300
55°F
E
6 mph
6 mph
0600
59°F
NE
4 mph
4 mph
0900
59°F
NE
6 mph
6 mph
1200
59°F
E
6 mph
6 mph
1500
61°F
NE
11 mph
11 mph
