World sea water temperatures

Water temperature in Rio Grande (Argentina)

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This data the coastal Rio Grande 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 Rio Grande

Water temperature in Rio Grande today is 3.5°C. Based on our historical data over a period of ten years, the warmest water in this day in the Atlantic Ocean near Rio Grande was recorded in 2016 and was 4.1°C, and the coldest was recorded in 2023 at 2.6°C. Sea water temperature in Rio Grande is expected to drop to 3.4°C in the next 10 days. September average water temperature in Rio Grande is 3.4°C, the minimum temperature is 1.9°C, and the maximum is 6.1°C.

Throughout the year, the water temperature in Rio Grande does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Rio Grande in winter reaches 3.6°C, in spring 5.1°C, in summer the average temperature rises to 10°C, and in autumn it is 8.5°C.

Rio Grande water temperature now


7 September 2025
today temp
3.5°C
6 September 2025
yesterday temp
3.5°C


The sea salinity in Rio Grande is 33.68‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Rio Grande 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 Rio Grande. 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 Rio Grande. 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)

0-3 h3-6 h6-9 h9-12 h
3' 0"3' 1"3' 1"2' 11"
0.91 m0.94 m0.94 m0.89 m
12-15 h15-18 h18-21 h21-24 h
2' 10"3' 2"3' 2"2' 10"
0.86 m0.97 m0.96 m0.86 m

Surf report in Rio Grande

Rio Grande wave height and direction

Rio Grande weather forecast

Rio Grande wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
6.6°C5.7°C5.3°C5.1°C
12-15 h15-18 h18-21 h21-24 h
6.8°C8°C6.7°C6.2°C

You may also be interested in other sections of our site for Rio Grande: Sunrise and Sunset, Tides

Rio Grande water temperature by month

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

MonthAvrMinMax
January10.2°C8.4°C11.9°Ccold
Sea water temperature in Rio Grande in January
February10.8°C9.2°C12°Ccold
Sea water temperature in Rio Grande in February
March10.2°C8.2°C11.8°Ccold
Sea water temperature in Rio Grande in March
April8.6°C6.6°C10.4°Ccold
Sea water temperature in Rio Grande in April
May6.7°C4.4°C8.8°Ccold
Sea water temperature in Rio Grande in May
June4.9°C2.8°C6.8°Ccold
Sea water temperature in Rio Grande in June
July3.3°C1.6°C4.9°Ccold
Sea water temperature in Rio Grande in July
August2.7°C1.2°C4.1°Ccold
Sea water temperature in Rio Grande in August
September3.4°C1.9°C6.1°Ccold
Sea water temperature in Rio Grande in September
October4.9°C3.1°C7°Ccold
Sea water temperature in Rio Grande in October
November6.9°C4.8°C10.1°Ccold
Sea water temperature in Rio Grande in November
December8.9°C6.3°C11°Ccold
Sea water temperature in Rio Grande in December

Chart monthly average water temperature in Rio Grande

Water temperature in Rio Grande

Where is the warmest sea water in the world?

If you want to plan a vacation on the beach and enjoy the warm sea, choose the day of the year, region and the minimum comfortable sea/ocean temperature that interests you. As a result, you will get a list of countries and cities in which the average sea temperature or maximum temperature on this day over the past 10 years exceeds your chosen value

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

Nearby beaches and cities

The nearest beaches and cities from Rio Grande 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

WaterWeatherWave
Puerto Williams5.7°C5°C0.66 m
Tierra del Fuego5°C8°C1.04 m
Puerto Toro6.1°C5°C0.29 m
Tierra del Fuego6°C5°C0.22 m
Strait of Magellan6°C7°C0.22 m
Punta Arenas5.9°C7°C0.22 m
Isla de los Estados6°C6°C2.24 m
Cape Horn6.4°C5°C3.81 m
Rio Gallegos4.3°C10°C0.52 m
Punta Loyola4.3°C10°C0.52 m

Argentina photo gallery

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  • Historic ships propellor along Madryn beach

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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Rio Grande 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.

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