White sand
Cala Saona Beach
Formentera, Spain · sea 26.1 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
La playa Cala Saona mayormente conocida como cala Sabina está situada en la isla de Formentera, en la comunidad autónoma de las Islas Baleares, España.
Questions
How warm is the sea at Cala Saona Beach?
The sea off Cala Saona Beach averages 26.1 °C at its warmest, in August, and 14.4 °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 Cala Saona 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 Cala Saona Beach?
Cala Saona Beach is on the coast of Formentera, Spain, at 38.6932, 1.3892. The map on this site flies straight to it.