Beach
Lighthouse Field State Beach
California, United States · sea 14.7 °C at its warmest, in September

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Lighthouse Field State Beach (also called Its Beach) is a protected beach in the state park system of California, United States.
Questions
How warm is the sea at Lighthouse Field State Beach?
The sea off Lighthouse Field State Beach averages 14.7 °C at its warmest, in September, and 12.1 °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 Lighthouse Field 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 Lighthouse Field State Beach?
Lighthouse Field State Beach is on the coast of California, United States, at 36.9519, -122.0280. The map on this site flies straight to it.
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