Beach
Santa Monica State Beach
Santa Monica, United States · sea 20.2 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 19 km offshore, at the nearest open water cell of a 0.25° grid.
About
Santa Monica State Beach is a California State Park operated by the city of Santa Monica. The beach is located along Pacific Coast Highway.
Questions
How warm is the sea at Santa Monica State Beach?
The sea off Santa Monica State Beach averages 20.2 °C at its warmest, in August, and 14.8 °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 Santa Monica State Beach?
The sea reaches 20 °C or more from August to September. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Santa Monica State Beach?
Santa Monica State Beach is on the coast of Santa Monica, United States, at 34.0150, -118.5020. The map on this site flies straight to it.
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