Beach
Nyfida
Greece · sea 23 °C at its warmest, in August

Sea temperature month by month
15.8Jan
15.2Feb
15.2Mar
16Apr
18.3May
21.6Jun
22.8Jul
23Aug
22.1Sep
20.5Oct
18.5Nov
16.9Dec
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
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 Nyfida?
The sea off Nyfida averages 23 °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 Nyfida?
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 Nyfida?
Nyfida is on the coast of Greece, at 39.0849, 26.1340. The map on this site flies straight to it.