Beach
Korfos beach
Greece · sea 25.5 °C at its warmest, in August

Sea temperature month by month
16.5Jan
15.9Feb
16Mar
16.9Apr
19.1May
22Jun
24.4Jul
25.5Aug
25Sep
23.5Oct
21.1Nov
18.4Dec
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 Korfos beach?
The sea off Korfos beach averages 25.5 °C at its warmest, in August, and 15.9 °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 Korfos beach?
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 Korfos beach?
Korfos beach is on the coast of Greece, at 34.8304, 24.1115. The map on this site flies straight to it.