Beach
Yuigahama
Kamakura, Japan · sea 25.9 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 22 km offshore, at the nearest open water cell of a 0.25° grid.
About
Yuigahama (由比ヶ浜海岸) is a beach near Kamakura, a city in Kanagawa Prefecture, Japan. The relation between the beach and its neighboring areas is complex.
Questions
How warm is the sea at Yuigahama?
The sea off Yuigahama averages 25.9 °C at its warmest, in August, and 15.2 °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 Yuigahama?
The sea reaches 20 °C or more from June to November. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Yuigahama?
Yuigahama is on the coast of Kamakura, Japan, at 35.3133, 139.5455. The map on this site flies straight to it.