Seasonal ranking
Warmest sea temperature in California in December
Where the sea is warmest across California during December, ranked by long-term monthly average water temperature. Carpinteria Beach (California, United States) tops the list at around 19°C. Open any spot for today's live water temperature and a 7-day swim forecast.
- 1Carpinteria BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 2Morro StrandCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 3San Simeon State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 4Bolinas BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 5Muir BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 6Pacifica State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 7Ocean BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 8Gray Whale CoveCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 9Montara State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 10Pescadero State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 11Manresa State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 12Sunset State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 13Windansea BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 14Rodeo BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 15Drakes BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 16Bodega Bay BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 17Goat Rock BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 18Manchester State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 19Big River BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 20Van Damme BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 21San Gregorio State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 22Waddell BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 23Natural Bridges State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 24New Brighton State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
- 25Rio Del Mar State BeachCalifornia · United States · Pacific OceanMild — fine for a swim, cool at first19°CDecember average
Warmest sea in December elsewhere
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California in December — frequently asked questions
- Where is the sea warmest in California in December?
- Carpinteria Beach in United States has the warmest sea in California in December, averaging about 19.0 °C. Morro Strand (19.0 °C) and San Simeon State Beach follow close behind.
- How many beaches in California are warm enough to swim in December?
- None of the top 25 ranked beaches in California reach 22 °C in December, so a wetsuit is recommended for anything longer than a quick dip.
- How are these December sea temperatures calculated?
- Each figure is a long-term monthly average sea surface temperature for that location, so it reflects a typical December rather than today's reading. Open a beach page for the live water temperature and 7-day forecast.
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