Water temperature in Agon-Coutainville

This data the coastal Agon-Coutainville 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 Agon-Coutainville

Water temperature in Agon-Coutainville today is 10.8°C. Based on our historical data over a period of ten years, the warmest water in this day in Agon-Coutainville was recorded in 2011 and was 11.3°C, and the coldest was recorded in 2008 at 9.3°C. Sea water temperature in Agon-Coutainville is expected to drop to 9.6°C in the next 10 days. December average water temperature in Agon-Coutainville is 10.1°C, the minimum temperature is 7.5°C, and the maximum is 12.7°C.

The swimming season in Agon-Coutainville lasts from July to August. During those months, Agon-Coutainville water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Agon-Coutainville in winter reaches 8.9°C, in spring 11°C, in summer the average temperature rises to 18.2°C, and in autumn it is 15.7°C.

Agon-Coutainville water temperature now

The sea salinity in Agon-Coutainville is 34.02‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Agon-Coutainville 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 Agon-Coutainville. 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 Agon-Coutainville. Data in table shown for 12 December 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Agon-Coutainville

Agon-Coutainville weather forecast

Current temperature and weather

Data in a table show Agon-Coutainville temperature today (12 December 2025). For more information and forecast for a few days, go to the weather forecast Agon-Coutainville.

0-3 h	3-6 h	6-9 h	9-12 h
9.9°C	10.1°C	9.5°C	10°C

12-15 h	15-18 h	18-21 h	21-24 h
9.8°C	9.6°C	8.8°C	7.9°C

Agon-Coutainville water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Agon-Coutainville. 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 Agon-Coutainville 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 Agon-Coutainville

The nearest beaches and cities from Agon-Coutainville 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
Blainville-sur-Mer	10.8°C	10°C		0.5 m
Saint-Germain-sur-Ay	10.5°C	10°C		0.56 m
Pirou	10.5°C	10°C		0.56 m
Saint Martin de Brehal	10.9°C	10°C		0.47 m
Breville sur Mer	10.9°C	10°C		0.47 m
Coudeville sur Mer	10.9°C	10°C		0.47 m
Granville	10.6°C	10°C		0.47 m
Donville les Bains	10.6°C	10°C		0.47 m
Saint Pair Sur Mer	10.4°C	10°C		0.45 m
Jullouville	10.3°C	10°C		0.55 m

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Our report for Agon-Coutainville 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.