Water temperature in Porto Seguro

This data the coastal Porto Seguro 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 Porto Seguro

Water temperature in Porto Seguro today is 25.1°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Porto Seguro was recorded in 2015 and was 25.7°C, and the coldest was recorded in 2017 at 24°C. Sea water temperature in Porto Seguro is expected to rise to 25.3°C in the next 10 days. September average water temperature in Porto Seguro is 25.2°C, the minimum temperature is 23.9°C, and the maximum is 26.6°C.

The swimming season in Porto Seguro lasts from January to December, twelve months per year! During those months, Porto Seguro water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Porto Seguro in winter reaches 25.2°C, in spring 25.5°C, in summer the average temperature rises to 26.4°C, and in autumn it is 27.2°C.

Porto Seguro water temperature now

The sea salinity in Porto Seguro is 36.40‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Porto Seguro 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 Porto Seguro. 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 Porto Seguro. Data in table shown for 7 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)

Surf report in Porto Seguro

Porto Seguro weather forecast

Current temperature and weather

Data in a table show Porto Seguro temperature today (7 September 2025). For more information and forecast for a few days, go to the weather forecast Porto Seguro.

0-3 h	3-6 h	6-9 h	9-12 h
21.6°C	21.1°C	22.5°C	24.9°C

12-15 h	15-18 h	18-21 h	21-24 h
24.6°C	24.1°C	21.9°C	21.5°C

Porto Seguro water temperature by month

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

The nearest beaches and cities from Porto Seguro 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
Arraial d'Ajuda	25.1°C	24°C		1.19 m
Santa Cruz Cabralia	25°C	24°C		1.15 m
Coroa Vermelha	25°C	24°C		1.15 m
Trancoso	25.2°C	24°C		0.81 m
Belmonte	25.1°C	25°C		1.18 m
Canavieiras	25°C	25°C		1.3 m
Caravelas	24.7°C	25°C		0.6 m
Nova Vicosa	24.5°C	25°C		0.76 m
Abrolhos Archipelago	24.6°C	25°C		1.06 m
Ilheus	25.4°C	25°C		1.54 m

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Our report for Porto Seguro 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.