Beach
Nei Pori Beach
Dion-Olympos Municipality, Greece · sea 26.4 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 16 km offshore, at the nearest open water cell of a 0.25° grid.
About
tourist beach
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 Nei Pori Beach?
The sea off Nei Pori Beach averages 26.4 °C at its warmest, in August, and 12.8 °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 Nei Pori Beach?
The sea reaches 20 °C or more from June to October. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Nei Pori Beach?
Nei Pori Beach is on the coast of Dion-Olympos Municipality, Greece, at 39.9823, 22.6418. The map on this site flies straight to it.