Water temperature in Koserow

This data the coastal Koserow 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 Koserow

Water temperature in Koserow today is 16.5°C. Based on our historical data over a period of ten years, the warmest water in this day in Koserow was recorded in 2023 and was 17.6°C, and the coldest was recorded in 2022 at 14°C. Sea water temperature in Koserow is expected to drop to 14°C in the next 10 days. September average water temperature in Koserow is 16.9°C, the minimum temperature is 13.6°C, and the maximum is 22.3°C.

The swimming season in Koserow lasts from July to August. During those months, Koserow water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Koserow in winter reaches 2.6°C, in spring 7.8°C, in summer the average temperature rises to 18.8°C, and in autumn it is 12.4°C.

Koserow water temperature now

The sea salinity in Koserow is 6.33‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Koserow 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 Koserow. 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 Koserow. Data in table shown for 26 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Koserow

Koserow weather forecast

Current temperature and weather

Data in a table show Koserow temperature today (26 September 2025). For more information and forecast for a few days, go to the weather forecast Koserow.

0-3 h	3-6 h	6-9 h	9-12 h
11.6°C	11°C	10.7°C	12.6°C

12-15 h	15-18 h	18-21 h	21-24 h
14.8°C	15.9°C	14.2°C	12.6°C

Koserow water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Koserow. 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 Koserow 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 Koserow

The nearest beaches and cities from Koserow 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
Zempin	16.1°C	17°C		0.67 m
Uckeritz	16.2°C	17°C		0.56 m
Ostseebad Zinnowitz	16.3°C	17°C		0.67 m
Trassenheide	16.3°C	17°C		0.67 m
Lutow	15.6°C	17°C		0.45 m
Krummin	15.4°C	17°C		0.45 m
Usedom	16.5°C	17°C		0.61 m
Sauzin	15.7°C	17°C		0.67 m
Karlshagen	16°C	17°C		0.67 m
Lassan	15.2°C	17°C		0.33 m

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Our report for Koserow 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.