Beach
Gray Whale Cove State Beach
California, United States · sea 14.6 °C at its warmest, in September

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Gray Whale Cove State Beach is a California State Park between Pacifica, California, and Montara, California, by Highway 1 and approximately 18 miles south of San Francisco.
Questions
How warm is the sea at Gray Whale Cove State Beach?
The sea off Gray Whale Cove State Beach averages 14.6 °C at its warmest, in September, and 11.6 °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 Gray Whale Cove 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 Gray Whale Cove State Beach?
Gray Whale Cove State Beach is on the coast of California, United States, at 37.5656, -122.5140. The map on this site flies straight to it.
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