Beach
Plage de Mané Guen
Plouharnel, France · sea 18.3 °C at its warmest, in August
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Sea temperature month by month
10.2Jan
9.6Feb
9.9Mar
11.6Apr
13.8May
16.2Jun
17.6Jul
18.3Aug
17.2Sep
15.8Oct
13.8Nov
11.8Dec
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 Mané Guen?
The sea off Plage de Mané Guen averages 18.3 °C at its warmest, in August, and 9.6 °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 Mané Guen?
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 Mané Guen?
Plage de Mané Guen is on the coast of Plouharnel, France, at 47.5765, -3.1401. The map on this site flies straight to it.