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Rymattyla, Finland
Rymattyla, Finland | © Ralf Hermansson

Current water temperature in the Gulf of Bothnia. Historical and statistical data. Forecast of changes in water temperature in the Gulf of Bothnia.

Current water temperature in Gulf of Bothnia


At the moment on the beaches in Gulf of Bothnia the water temperature in general is in the discomfort zone, there are even very cold places. There are several locations with water temperatures approaching comfortable ones.

Gulf of Bothnia: countries

We track and show sea surface temperature in the following countries and regions related to this sea:

Gulf of Bothnia: water temperature data

Bathing comfort is also affected by air temperature, wind or precipitation. All this data you can see on the page of each location. To do this, you can use the search or view all locations in a region, country, state or coastline of a particular part of Earth.

Kirjais, Finland
Kirjais, Finland | © Rami Kokkala

The warmest water in Gulf of Bothnia was recorded today in Vestlax. The water temperature in this location is 59°F. And the coldest in Kalajoen Hiekkasarkat, its value 50°F.

The water temperature in Gulf of Bothnia has dropped over the past week, but has risen compared to 30 days ago. The general trend can be seen on the graph. It shows the change in the average water temperature, calculated at all points in Gulf of Bothnia over the past two months.

Indicators of changes in water temperature values throughout the year are important. For the two most popular swimming location in Gulf of Bothnia, the annual schedules look like this:

Gulf of Bothnia: general information

Vasankari, Finland
Vasankari, Finland | © Aaron Peura

The Gulf of Bothnia is a bay in the northern part of the Baltic Sea, located between the west coast of Finland, the east coast of Sweden, separated from the main part of the sea by the Åland Islands. It is the largest and deepest bay in the Baltic Sea.

The shores of the bay are indented, along which there are many islands and skerries. The largest islands are Aland (on the border), Hailuoto, Replot and Eugmu in Finland and Gres, Hertsen and Holmen in Sweden.

There is a counterclockwise flow on the surface. At depth - the movement of water from the Baltic Sea towards the Gulf of Bothnia. The average water temperature in February is 0 ° C, in August - 9-13 ° C. The water has low salinity (1-3 ‰ in the north and 4-5 ‰ in the south) due to the large influx of fresh water (181 km³ per year). Freezing up from November to early July.

Below is information about the current water temperature, the current trend of its change, information about the weather in selected locations in Gulf of Bothnia.


Neighboring seas, rivers, lakes

Rauma, Finland
Rauma, Finland | © Carlos Barroso Baltasar

Find out the temperature of sea water in more than 12000 cities and resorts around the world. Water surface temperature values are available in real time. There is a forecast of water temperature changes for the next few days, as well as historical data of sea surface temperature are available for all days of the last years.

We use data from various sources, including National Centers for Environmental Information (NOAA), meteorological services of different countries, data received from more than a thousand buoys around the world, satellite systems for scanning the surface of the oceans and seas.

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