Beach
Plage de Corz
Ouessant, France · sea 16.5 °C at its warmest, in August

Sea temperature month by month
11.2Jan
10.6Feb
10.4Mar
11Apr
12.4May
14.1Jun
15.7Jul
16.5Aug
15.6Sep
14.6Oct
13.5Nov
12.3Dec
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
Wikipedia has no article about this beach yet. It is on the atlas from its Wikidata record and its photograph.
Questions
How warm is the sea at Plage de Corz?
The sea off Plage de Corz averages 16.5 °C at its warmest, in August, and 10.4 °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 Plage de Corz?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Plage de Corz?
Plage de Corz is on the coast of Ouessant, France, at 48.4519, -5.0933. The map on this site flies straight to it.