Water temperature in Deauville

This data the coastal Deauville 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 Deauville

Water temperature in Deauville today is 18.9°C. Based on our historical data over a period of ten years, the warmest water in this day in the La Manche near Deauville was recorded in 2022 and was 21°C, and the coldest 17.5°C. Sea water temperature in Deauville is expected to drop to 18.2°C in the next 10 days. September average water temperature in Deauville is 18.2°C, the minimum temperature is 16°C, and the maximum is 21.3°C.

The swimming season in Deauville lasts from July to August. During those months, Deauville water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Deauville in winter reaches 8.4°C, in spring 10.5°C, in summer the average temperature rises to 18°C, and in autumn it is 15.6°C.

Deauville water temperature now

The sea salinity in Deauville is 33.42‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Deauville 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 Deauville. 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 Deauville. Data in table shown for 6 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Deauville

Deauville weather forecast

Current temperature and weather

Data in a table show Deauville temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Deauville.

0-3 h	3-6 h	6-9 h	9-12 h
14.7°C	14.1°C	14°C	17.2°C

12-15 h	15-18 h	18-21 h	21-24 h
22.4°C	25.1°C	24.4°C	21.5°C

Deauville water temperature by month

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

The nearest beaches and cities from Deauville 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
Trouville-sur-Mer	18.9°C	25°C		0.26 m
Villerville	18.9°C	25°C		0.31 m
Villers-sur-Mer	18.9°C	27°C		0.26 m
Benerville-sur-Mer	18.9°C	27°C		0.26 m
Blonville-sur-Mer	18.9°C	27°C		0.26 m
Touques	19°C	25°C		0.26 m
Cabourg	18.8°C	28°C		0.26 m
Houlgate	18.8°C	28°C		0.26 m
Merville Franceville Plage	18.8°C	28°C		0.27 m
Caen	18.8°C	28°C		0.27 m

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Our report for Deauville 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.