In March warmest sea in California is usually observed in the following locations: Fremont, San Jose, Oakland.
Table below shows the average sea water temperature for marine resorts of California in March for the last three years.
| Place name | March 2025 | March 2024 | March 2023 |
|---|---|---|---|
| Fremont | 56.2°F | 57.2°F | 53.1°F |
| San Jose | 56.1°F | 57.1°F | 53.1°F |
| Oakland | 55.4°F | 56.4°F | 52.1°F |
| San Francisco | 54.4°F | 56.0°F | 51.7°F |
| Sausalito | 54.4°F | 55.9°F | 51.6°F |
| Monterey | 54.1°F | 57.2°F | 53.0°F |
| Santa Cruz | 53.5°F | 56.3°F | 52.7°F |
| Lake Tahoe | 43.2°F | 42.9°F | 41.5°F |
| Stateline | 43.2°F | 42.9°F | 41.6°F |
| South Lake Tahoe | 43.1°F | 42.9°F | 41.6°F |
| Incline Village | 43.0°F | 43.0°F | 41.6°F |
| Yosemite | 38.5°F | 39.2°F | 38.5°F |
Charts below show average sea water temperature for California resorts with the warmest sea in March.
You can also check other months of the year to see sea temperature of California resorts at that time.
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