Beach
Nantasket Beach
Plymouth County, United States · sea 18.8 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Nantasket Beach is a beach in the town of Hull, Massachusetts. It is part of the Nantasket Beach Reservation, administered by the state Department of Conservation and Recreation.
Questions
How warm is the sea at Nantasket Beach?
The sea off Nantasket Beach averages 18.8 °C at its warmest, in August, and 3.3 °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 Nantasket 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 Nantasket Beach?
Nantasket Beach is on the coast of Plymouth County, United States, at 42.2703, -70.8547. The map on this site flies straight to it.
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