Water temperature in Biscarrosse

This data the coastal Biscarrosse 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 Biscarrosse

Water temperature in Biscarrosse today is 21.7°C. Based on our historical data over a period of ten years, the warmest water in this day in the Bay of Biscay near Biscarrosse was recorded in 2022 and was 23.3°C, and the coldest was recorded in 2019 at 19.4°C. Sea water temperature in Biscarrosse is expected to drop to 20.5°C in the next 10 days. September average water temperature in Biscarrosse is 20.5°C, the minimum temperature is 17.1°C, and the maximum is 23.4°C.

The swimming season in Biscarrosse lasts from July to September. During those months, Biscarrosse water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Biscarrosse in winter reaches 12.4°C, in spring 13.7°C, in summer the average temperature rises to 20.6°C, and in autumn it is 18.2°C.

Biscarrosse water temperature now

The sea salinity in Biscarrosse is 33.16‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Biscarrosse 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 Biscarrosse. 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 Biscarrosse. 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 Biscarrosse

Biscarrosse weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
18.3°C	18.1°C	17°C	17.1°C

12-15 h	15-18 h	18-21 h	21-24 h
21.6°C	22.6°C	22.9°C	20.5°C

Biscarrosse water temperature by month

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

The nearest beaches and cities from Biscarrosse 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
La Salie	21.8°C	23°C		1.84 m
La Teste-de-Buch	22°C	24°C		1.84 m
Pyla sur Mer	22°C	24°C		1.84 m
Dune du Pilat	22°C	24°C		1.84 m
Cape Ferret	21.8°C	24°C		1.78 m
Contis	21.9°C	25°C		1.86 m
Arcachon	21.2°C	24°C		1.66 m
Le Moulleau	21.2°C	24°C		1.66 m
Landes	21.8°C	25°C		1.88 m
Gujan-Mestras	21°C	24°C		1.66 m

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Biscarrosse Plage

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Our report for Biscarrosse 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.