Beach
Caspar Headlands State Beach
Mendocino County, United States · sea 13.2 °C at its warmest, in September

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Caspar Headlands State Beach is a protected beach in the state park system of California, United States. It is located in Northern California in Mendocino County near the village of Caspar.
Questions
How warm is the sea at Caspar Headlands State Beach?
The sea off Caspar Headlands State Beach averages 13.2 °C at its warmest, in September, and 11.1 °C at its coolest. These are monthly means from NOAA's OISST v2.1 satellite and buoy record for 1991 to 2020, sampled at the beach's own coordinates.
When can you swim at Caspar Headlands State Beach?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Caspar Headlands State Beach?
Caspar Headlands State Beach is on the coast of Mendocino County, United States, at 39.3611, -123.8236. The map on this site flies straight to it.
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