Water temperature in Mar del Plata

This data the coastal Mar del Plata 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 Mar del Plata

Water temperature in Mar del Plata today is 10.7°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Mar del Plata was recorded in 2017 and was 11.9°C, and the coldest was recorded in 2011 at 9.8°C. Sea water temperature in Mar del Plata is expected to rise to 11°C in the next 10 days. September average water temperature in Mar del Plata is 11°C, the minimum temperature is 8.9°C, and the maximum is 15.1°C.

The swimming season in Mar del Plata lasts from January to March. During those months, Mar del Plata water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Mar del Plata in winter reaches 11.5°C, in spring 13°C, in summer the average temperature rises to 19.8°C, and in autumn it is 18.2°C.

Mar del Plata water temperature now

The sea salinity in Mar del Plata is 33.83‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Mar del Plata 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 Mar del Plata. 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 Mar del Plata. 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 Mar del Plata

Mar del Plata weather forecast

Current temperature and weather

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

0-3 h	3-6 h	6-9 h	9-12 h
3.4°C	2.8°C	2.3°C	5.2°C

12-15 h	15-18 h	18-21 h	21-24 h
9.5°C	11.2°C	8.8°C	6.3°C

Mar del Plata water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Mar del Plata. 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 Mar del Plata 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 Mar del Plata

The nearest beaches and cities from Mar del Plata 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
Punta Mogotes	10.7°C	11°C		0.98 m
Santa Clara del Mar	10.7°C	11°C		0.91 m
Camet Norte	10.7°C	11°C		0.91 m
Mar de Cobo	10.7°C	11°C		0.8 m
Mar Chiquita	10.8°C	11°C		0.87 m
Chapadmalal	10.6°C	11°C		1 m
Miramar	10.5°C	11°C		0.92 m
Mar del Sur	10.5°C	11°C		1.11 m
Mar de las Pampas	11°C	11°C		0.57 m
Mar Azul	11°C	11°C		0.57 m

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Our report for Mar del Plata 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.