Water temperature in Landeda

This data the coastal Landeda 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 Landeda

Water temperature in Landeda today is 15.2°C. Based on our historical data over a period of ten years, the warmest water in this day in the Celtic Sea near Landeda was recorded in 2021 and was 15.3°C, and the coldest was recorded in 2010 at 14°C. Sea water temperature in Landeda is expected to drop to 14.5°C in the next 10 days. September average water temperature in Landeda is 14.8°C, the minimum temperature is 13.6°C, and the maximum is 15.9°C.

Throughout the year, the water temperature in Landeda does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Landeda in winter reaches 11.2°C, in spring 11.3°C, in summer the average temperature rises to 14.8°C, and in autumn it is 14.1°C.

Landeda water temperature now

The sea salinity in Landeda is 34.74‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Landeda 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 Landeda. 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 Landeda. 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 Landeda

Landeda weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
13.1°C	13°C	13.1°C	13.9°C

12-15 h	15-18 h	18-21 h	21-24 h
15.1°C	15.4°C	14.8°C	13.1°C

Landeda water temperature by month

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

The nearest beaches and cities from Landeda 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
Lampaul-Ploudalmezeau	15°C	17°C		0.98 m
Porspoder	15.1°C	16°C		0.6 m
Plouescat	15.6°C	15°C		0.75 m
Plouarzel	15.5°C	16°C		0.6 m
Lampaul-Plouarzel	15.5°C	16°C		0.6 m
Trezien	15.5°C	16°C		0.6 m
Le Relecq Kerhuon	16.4°C	16°C		0.12 m
Plougonvelin	16.1°C	16°C		0.73 m
Le Conquet	15.9°C	16°C		0.67 m
Blancs Sablons	15.9°C	16°C		0.67 m

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Our report for Landeda 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.