Water temperature of the Baltic Sea in march Where to swim in the Baltic Sea in march 2025?
Several countries border the seaside of the Baltic Sea, including: Germany, Denmark, Estonia, Finland, Lapland, Latvia, Lithuania, Poland, Russia and Sweden. 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.
Several countries border the seaside of the Baltic Sea, including: Germany, Denmark, Estonia, Finland, Lapland, Latvia, Lithuania, Poland, Russia and Sweden.
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 32°F and 39°F. The lowest sea temperature measured this month is 29°F and the highest is 44°F.
The sea temperature map of the Baltic Sea in march
The map below presents a monthly average of the water temperature of the Baltic 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.
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWhere can you swim in the Baltic Sea in march?
Below, see the average temperatures measured in march in the different countries on the shores of the Baltic Sea.
Germany
37°F to 39°F
freezing swimmingDenmark
36°F to 39°F
freezing swimmingEstonia
32°F to 33°F
freezing swimmingFinland
32°F to 33°F
freezing swimmingLapland
32°F to 33°F
freezing swimmingLatvia
32°F to 35°F
freezing swimmingLithuania
35°F to 36°F
freezing swimmingPoland
36°F to 37°F
freezing swimmingRussia
32°F to 36°F
freezing swimmingSweden
32°F to 38°F
freezing swimmingWater temperature of the Baltic Sea: choose another month
See monthly seasonal averages of the water temperature of the Baltic Sea by clicking on the links below: