Average sea water temperature in October:
+68.1°F
| Minimum sea water temperature in October: | 73.4°F |
| Maximum sea water temperature in October: | 62.8°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 68.0°F. The highest and lowest sea temperatures during the month were 70.0°F and 66.2°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 October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| South Padre Island | 84.0°F | 82.4°F |
| Key West | 83.8°F | 82.9°F |
| West Palm Beach | 83.5°F | 83.3°F |
| Fort Lauderdale | 83.5°F | 83.0°F |
| Miami Beach | 83.4°F | 83.4°F |
| Miami | 82.7°F | 82.9°F |
| Everglades | 82.5°F | 82.6°F |
| Corpus Christi | 82.2°F | 80.6°F |
| Naples | 81.9°F | 81.6°F |
| Kauai | 81.3°F | 79.2°F |
| Cape Coral | 81.1°F | 81.2°F |
| Galveston Island | 81.1°F | 79.2°F |
| Kailua Kona | 80.9°F | 80.6°F |
| Galveston | 80.8°F | 78.8°F |
| Honolulu | 80.7°F | 80.6°F |
| Hawaii | 80.6°F | 80.5°F |
| Siesta Key | 80.4°F | 80.7°F |
| Houston | 80.4°F | 78.8°F |
| Sarasota | 80.2°F | 80.5°F |
| Maui | 79.8°F | 79.4°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: 02:17
March 17, tuesday
0300
70°F
S
1 mph
1 mph
0600
68°F
NE
3 mph
3 mph
0900
77°F
NE
2 mph
2 mph
1200
90°F
E
4 mph
4 mph
1500
73°F
E
7 mph
7 mph
1800
66°F
E
9 mph
9 mph
2100
63°F
SE
5 mph
5 mph
March 18, wednesday
0000
61°F
NE
3 mph
3 mph
