Water temperature in Ustka

This data the coastal Ustka sea water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.

Current sea temperature in Ustka

Water temperature in Ustka today is 19°C. Based on our historical data over a period of ten years, the warmest water in this day in the Baltic Sea near Ustka was recorded in 2024 and was 19.6°C, and the coldest was recorded in 2007 at 16.6°C. Sea water temperature in Ustka is expected to drop to 16.9°C in the next 10 days. September average water temperature in Ustka is 16.7°C, the minimum temperature is 13.3°C, and the maximum is 20.6°C.

Throughout the year, the water temperature in Ustka does not rise above 20°C and therefore is not suitable for comfortable swimming. But on some days of July, August, September, the water temperature warms up to 20°C and above. The average water temperature in Ustka in winter reaches 4.1°C, in spring 6.1°C, in summer the average temperature rises to 17.3°C, and in autumn it is 12.9°C.

Ustka water temperature now

The sea salinity in Ustka is 7.30‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Ustka for today

Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Ustka. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Ustka. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Ustka

Ustka weather forecast

Current temperature and weather

Data in a table show Ustka temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Ustka.

0-3 h	3-6 h	6-9 h	9-12 h
20.2°C	19.2°C	18.5°C	23°C

12-15 h	15-18 h	18-21 h	21-24 h
26.1°C	20.7°C	18.3°C	17.6°C

Ustka water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Ustka. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Ustka on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve

Chart monthly average water temperature in Ustka

The nearest beaches and cities from Ustka with the water temperature today, as well as the air temperature and the state of the weather during the day and the average wave height for today

	Water	Weather		Wave
Rowy	19.1°C	21°C		0.31 m
Jaroslawiec	19°C	21°C		0.32 m
Darlowo	19.1°C	21°C		0.28 m
Koszalin	18.4°C	21°C		0.34 m
Mielno	18.4°C	21°C		0.35 m
Sarbinowo	18.4°C	21°C		0.36 m
Debki	19.2°C	27°C		0.34 m
Karwia	19.1°C	27°C		0.33 m
Grzybowo	18.6°C	20°C		0.33 m
Jastrzebia Gora	19°C	27°C		0.33 m

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Our report for Ustka is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.