Water temperature of the Black Sea in march Where to swim in the Black Sea in march 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 march.

The seasonal average for the water temperature in the month of march is between 39°F and 49°F. The lowest sea temperature measured this month is 35°F and the highest is 51°F.

The sea temperature map of the Black Sea in march

The map below presents a monthly average of the water temperature of the Black Sea for the month of march 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 march.