Beach
Playas de Sovalle, Valle y Niembro
Llanes, Spain · sea 21.2 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 20 km offshore, at the nearest open water cell of a 0.25° grid.
About
La playa de Sovalle forma parte de un conjunto de tres playas contiguas que se funden en bajamar, llamadas playas de Sovalle, Valle y Niembro, también conocida como playa de Toranda.
Questions
How warm is the sea at Playas de Sovalle, Valle y Niembro?
The sea off Playas de Sovalle, Valle y Niembro averages 21.2 °C at its warmest, in August, and 12.6 °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 Playas de Sovalle, Valle y Niembro?
The sea reaches 20 °C or more from July to September. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Playas de Sovalle, Valle y Niembro?
Playas de Sovalle, Valle y Niembro is on the coast of Llanes, Spain, at 43.4446, -4.8406. The map on this site flies straight to it.