In July warmest sea in California is usually observed in the following locations: Yosemite, Fremont, San Jose.
Table below shows the average sea water temperature for marine resorts of California in July for the last three years.
| Place name | July 2026 | July 2025 | July 2024 |
|---|---|---|---|
| Yosemite | 71.5°F | 68.4°F | 68.4°F |
| Fremont | 69.1°F | 67.6°F | 70.4°F |
| San Jose | 69.0°F | 67.5°F | 70.0°F |
| South Lake Tahoe | 67.0°F | 66.6°F | 69.6°F |
| Incline Village | 66.8°F | 66.3°F | 69.1°F |
| Stateline | 66.5°F | 66.4°F | 69.5°F |
| Lake Tahoe | 65.7°F | 65.6°F | 68.6°F |
| Oakland | 65.2°F | 62.8°F | 65.3°F |
| Sausalito | 63.1°F | 61.1°F | 62.4°F |
| San Francisco | 62.9°F | 60.9°F | 62.1°F |
| Santa Cruz | 59.6°F | 54.7°F | 57.5°F |
| Monterey | 58.5°F | 57.0°F | 56.8°F |
Charts below show average sea water temperature for California resorts with the warmest sea in July.
You can also check other months of the year to see sea temperature of California resorts at that time.
Popular places:
Name
°F
