Beach
Red Beach
Greece · sea 25.4 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 17 km offshore, at the nearest open water cell of a 0.25° grid.
About
La plage Rouge (en grec moderne : κόκκινη άμμος) est une plage de sable rougeâtre dans une baie au sud de Matala sur l'île de Crète, en Grèce.
Questions
How warm is the sea at Red Beach?
The sea off Red Beach averages 25.4 °C at its warmest, in August, and 16 °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 Red 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 Red Beach?
Red Beach is on the coast of Greece, at 34.9867, 24.7489. The map on this site flies straight to it.