Are you going to the sea in August? Here the water in the Baltic Sea is the warmest
Although the holidays are over, the summer is still going on. Many Poles still dream of swimming in the sea and are getting ready for them, planning trips at the last minute. We checked where the warmest in the Baltic Sea.
The sea temperature is very important for people who love to swim in it – most of us choose warm water instead of going. There are places in Poland where the water temperature in the Baltic Sea is particularly high. We know the data from August.
The warmest water in the Baltic Sea
The results of water temperature measurements administered by the State Institute of Meteorology and Water Management show that on August 21, 2025, it is best to bathe in Świnoujście in the province. West Pomeranian. There was the highest water temperature in the sea, 21 degrees. Compared to the most emergency examined place, i.e. Ustka, Świnoujście is very good – the difference is about 4 degrees.
The research includes the results of hydrological stations located in such places by the sea as Kołobrzeg, Darłowo, Dębki, Łeba, Władysławowo, Hel, Puck, Gdynia, Gdańsk Port North Port and Nowy Świat – Ujście. As for Puck, there was a lack of data.
Only in some places the water temperature exceeds 20 degrees – although it is not as high as in Świnoujście. They are Darłowo – 20.2 and Gdańsk – 20.2. On much higher temperatures you can count in lakes.
Perfect bath water in the sea
Are you wondering what bathing temperature in the sea is the best? For most bathers, the optimal is from 20 ° C to 23 ° C. In such conditions, we can avoid thermal discomfort and quickly get used to being in water. Swimming should be pleasant and healthy.
It should be remembered that generally the Baltic Sea is considered cold. The average water temperature in the summer is about 18 degrees Celsius. Despite this, in July and August you can use warmer water. It is enough that the heat will remain for a moment and there are no cold currents. The most important thing is that the red flags do not flutter on the beaches, meaning a ban on entering the sea.
