Water temperature in Algarve

This data the coastal Algarve 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 Algarve

Water temperature in Algarve today is 18°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Algarve was recorded in 2016 and was 24°C, and the coldest was recorded in 2022 at 18.2°C. Sea water temperature in Algarve is expected to rise to 20.9°C in the next 10 days. September average water temperature in Algarve is 20.8°C, the minimum temperature is 17°C, and the maximum is 24.2°C.

The swimming season in Algarve lasts from June to October. During those months, Algarve water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Algarve in winter reaches 16.1°C, in spring 16.4°C, in summer the average temperature rises to 20°C, and in autumn it is 19.7°C.

Algarve water temperature now

The sea salinity in Algarve is 35.74‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Algarve 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 Algarve. 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 Algarve. Data in table shown for 5 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Algarve

Algarve weather forecast

Current temperature and weather

Data in a table show Algarve temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Algarve.

0-3 h	3-6 h	6-9 h	9-12 h
20.4°C	18.6°C	17.7°C	20.4°C

12-15 h	15-18 h	18-21 h	21-24 h
27.1°C	28°C	25.8°C	21.4°C

Algarve water temperature by month

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

The nearest beaches and cities from Algarve 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
Albufeira	18°C	28°C		0.42 m
Falesia Beach	18.1°C	27°C		0.24 m
Olhos de Agua	18.1°C	27°C		0.24 m
Evaristo	17.4°C	28°C		0.25 m
Vilamoura	18.3°C	27°C		0.24 m
Armacao de Pera	17.1°C	28°C		0.27 m
Praia dos Salgados	17.1°C	28°C		0.27 m
Praia da Gale	17.1°C	28°C		0.27 m
Quarteira	18.9°C	24°C		0.42 m
Almancil	18.9°C	24°C		0.42 m

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Our report for Algarve 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.