Water temperature of the Black Sea in april Where to swim in the Black Sea in april 2025?

Several countries border the seaside of the Black Sea, including: Bulgaria, Georgia, Romania, Russia, Turkey and Ukraine. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of april.

The seasonal average for the water temperature in the month of april is between 47°F and 52°F. The lowest sea temperature measured this month is 40°F and the highest is 58°F.

The sea temperature map of the Black Sea in april

The map below presents a monthly average of the water temperature of the Black Sea for the month of april for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in april.