Beach
Kalarand
Tallinn, Estonia · sea 17.4 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020, sampled 21 km offshore, at the nearest open water cell of a 0.25° grid.
About
Kalarand on piirkond Tallinna lahe lõunaosas Põhja-Tallinna linnaosas Kalamaja asumis, Kalasadama ja Lennusadama vahel. Kalarand on sajandeid olnud Tallinna kalanduse keskus, kuid 21.
Questions
How warm is the sea at Kalarand?
The sea off Kalarand averages 17.4 °C at its warmest, in August, and 0.9 °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 Kalarand?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Kalarand?
Kalarand is on the coast of Tallinn, Estonia, at 59.4485, 24.7453. The map on this site flies straight to it.