Beach
Hvervenbukta
Søndre Nordstrand, Norway · sea 18.4 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 52 km offshore, at the nearest open water cell of a 0.25° grid.
About
Hvervenbukta is a swimming and recreation area southeast of the city center of Oslo, Norway, located at the shores of Bunnefjorden in the borough of Søndre Nordstrand, and not far from Ljan…
Questions
How warm is the sea at Hvervenbukta?
The sea off Hvervenbukta averages 18.4 °C at its warmest, in August, and 2.7 °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 Hvervenbukta?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Hvervenbukta?
Hvervenbukta is on the coast of Søndre Nordstrand, Norway, at 59.8328, 10.7725. The map on this site flies straight to it.