Beach
Falckensteiner Strand
Kiel, Germany · sea 18.6 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 25 km offshore, at the nearest open water cell of a 0.25° grid.
About
Der Falckensteiner Strand ist ein ca. 2 km langer Badestrand in Kiel (in den Stadtteilen Kiel-Pries und Friedrichsort) am Westufer der Kieler Förde / Ostsee.
Questions
How warm is the sea at Falckensteiner Strand?
The sea off Falckensteiner Strand averages 18.6 °C at its warmest, in August, and 2 °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 Falckensteiner Strand?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Falckensteiner Strand?
Falckensteiner Strand is on the coast of Kiel, Germany, at 54.3989, 10.1903. The map on this site flies straight to it.