Beach
Fauskasandur
Múlaþing, Iceland · sea 9.5 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 13 km offshore, at the nearest open water cell of a 0.25° grid.
About
Fauskasandur är en strand i republiken Island. Den ligger i regionen Austurland, i den östra delen av landet, 400 km öster om huvudstaden Reykjavík.
Questions
How warm is the sea at Fauskasandur?
The sea off Fauskasandur averages 9.5 °C at its warmest, in August, and 5.7 °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 Fauskasandur?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Fauskasandur?
Fauskasandur is on the coast of Múlaþing, Iceland, at 64.4839, -14.4828. The map on this site flies straight to it.