World sea water temperatures

Water temperature in Puerto San Julian

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This data the coastal Puerto San Julian 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 Puerto San Julian

Water temperature in Puerto San Julian today is 5.2°C. Based on our historical data over a period of ten years, the warmest water in this day in Puerto San Julian was recorded in 2012 and was 6.8°C, and the coldest was recorded in 2009 at 4.2°C. Sea water temperature in Puerto San Julian is expected to rise to 5.4°C in the next 10 days. September average water temperature in Puerto San Julian is 5.4°C, the minimum temperature is 3.8°C, and the maximum is 7.8°C.

Throughout the year, the water temperature in Puerto San Julian does not rise above 20°C and therefore is not suitable for comfortable swimming. The average water temperature in Puerto San Julian in winter reaches 5.6°C, in spring 7.1°C, in summer the average temperature rises to 12.2°C, and in autumn it is 10.4°C.

Puerto San Julian water temperature now


6 September 2025
today temp
5.2°C
5 September 2025
yesterday temp
5.4°C


The sea salinity in Puerto San Julian is 32.60‰, and the average salinity of the World Ocean is 35‰.

Surf Forecast in Puerto San Julian 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 Puerto San Julian. 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 Puerto San Julian. 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)

0-3 h3-6 h6-9 h9-12 h
2' 4"2' 7"2' 11"2' 7"
0.7 m0.8 m0.88 m0.8 m
12-15 h15-18 h18-21 h21-24 h
2' 3"2' 2"2' 2"2' 0"
0.68 m0.66 m0.65 m0.62 m

Surf report in Puerto San Julian

Puerto San Julian wave height and direction

Puerto San Julian weather forecast

Puerto San Julian wind speed and direction

Current temperature and weather

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

0-3 h3-6 h6-9 h9-12 h
7.2°C6.9°C5.7°C7.5°C
12-15 h15-18 h18-21 h21-24 h
12.7°C15.5°C15.1°C10.7°C

You may also be interested in other sections of our site for Puerto San Julian: Sunrise and Sunset, Tides

Puerto San Julian water temperature by month

These figures shows the average, minimum and maximum monthly sea temperature in Puerto San Julian. 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 Puerto San Julian 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 Puerto San Julian

Water temperature in Puerto San Julian

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 Puerto San Julian 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
Punta Loyola4.3°C14°C0.97 m
Viedma Lake5.3°C7°C 
Argentino Lake5.4°C7°C 
Puerto Natales4.6°C9°C0.32 m
Strait of Magellan6.1°C9°C0.25 m
Punta Arenas6.1°C9°C0.25 m
Rio Grande3.5°C9°C0.99 m
Camarones8.6°C14°C0.56 m
Puerto Chacabuco8.4°C16°C0.04 m
Puerto Aysen8.4°C16°C0.04 m

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Other names for Puerto San Julian

San Julian Bay

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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 Puerto San Julian 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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