Water temperature in Yalova

This data the coastal Yalova 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 Yalova

Water temperature in Yalova today is 22.8°C. Based on our historical data over a period of ten years, the warmest water in this day in Yalova was recorded in 2015 and was 23.1°C, and the coldest was recorded in 2007 at 20.8°C. Sea water temperature in Yalova is expected to drop to 20.4°C in the next 10 days. September average water temperature in Yalova is 22.7°C, the minimum temperature is 19.4°C, and the maximum is 25.8°C.

The swimming season in Yalova lasts from June to October. During those months, Yalova water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Yalova in winter reaches 10°C, in spring 12.5°C, in summer the average temperature rises to 23.2°C, and in autumn it is 19.1°C.

Yalova water temperature now

The sea salinity in Yalova is 21.27‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Yalova 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 Yalova. 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 Yalova. 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 Yalova

Yalova weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
18.4°C	18.7°C	18.9°C	20.7°C

12-15 h	15-18 h	18-21 h	21-24 h
21.4°C	20.1°C	18.3°C	17.7°C

Yalova water temperature by month

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

The nearest beaches and cities from Yalova 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
Koru	22.7°C	20°C		0.65 m
Cinarcik	22.6°C	22°C		0.79 m
Prince Islands	22.3°C	20°C		0.57 m
Buyukada	22.3°C	20°C		0.57 m
Diliskelesi	22°C	20°C		0.4 m
Altınova	22°C	20°C		0.4 m
Gebze	21.6°C	20°C		0.4 m
Maltepe	21.8°C	20°C		0.57 m
Gemlik	22.1°C	22°C		0.33 m
Kinali	21.9°C	20°C		0.48 m

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Our report for Yalova 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.