This data the coastal Los Lagos 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.
Water temperature in Los Lagos today is 21.4°C. Based on our historical data over a period of ten years, the warmest water in this day in Los Lagos was recorded in 2014 and was 23.6°C, and the coldest was recorded in 2024 at 21.3°C. Sea water temperature in Los Lagos is expected to rise to 23°C in the next 10 days. September average water temperature in Los Lagos is 22.9°C, the minimum temperature is 20.6°C, and the maximum is 25.1°C.
The swimming season in Los Lagos lasts from May to January. During those months, Los Lagos water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Los Lagos in winter reaches 19.4°C, in spring 19°C, in summer the average temperature rises to 21.4°C, and in autumn it is 22.5°C.
5 September 2025 |
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today temp |
21.4°C |
4 September 2025 |
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yesterday temp |
21.5°C |
The sea salinity in Los Lagos is 36.65‰, and the average salinity of the World Ocean is 35‰.
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 Los Lagos. 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 Los Lagos. 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)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
7' 0" | 7' 0" | 6' 10" | 6' 7" |
2.14 m | 2.13 m | 2.09 m | 2 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
6' 4" | 6' 2" | 5' 11" | 5' 7" |
1.94 m | 1.88 m | 1.81 m | 1.69 m |
Data in a table show Los Lagos temperature today (5 September 2025). For more information and forecast for a few days, go to the weather forecast Los Lagos.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
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![]() | ![]() | ![]() | ![]() |
22.4°C | 22°C | 21.9°C | 22.3°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
23.6°C | 23.9°C | 23.4°C | 22.4°C |
You may also be interested in other sections of our site for Los Lagos: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly sea temperature in Los Lagos. 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 Los Lagos 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
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 19.3°C | 17.7°C | 21.1°C | cold |
Sea water temperature in Los Lagos in January | ||||
February | 18.6°C | 16.8°C | 20.2°C | cold |
Sea water temperature in Los Lagos in February | ||||
March | 18.4°C | 16.8°C | 19.9°C | cold |
Sea water temperature in Los Lagos in March | ||||
April | 18.9°C | 17.2°C | 20.4°C | cold |
Sea water temperature in Los Lagos in April | ||||
May | 19.7°C | 17.6°C | 21.6°C | cold |
Sea water temperature in Los Lagos in May | ||||
June | 20.7°C | 18.6°C | 23.3°C | warm |
Sea water temperature in Los Lagos in June | ||||
July | 21.4°C | 19.5°C | 23.8°C | warm |
Sea water temperature in Los Lagos in July | ||||
August | 22.2°C | 20.6°C | 23.9°C | warm |
Sea water temperature in Los Lagos in August | ||||
September | 22.9°C | 20.6°C | 25.1°C | warm |
Sea water temperature in Los Lagos in September | ||||
October | 22.9°C | 20.8°C | 24.5°C | warm |
Sea water temperature in Los Lagos in October | ||||
November | 21.8°C | 19.3°C | 24.2°C | warm |
Sea water temperature in Los Lagos in November | ||||
December | 20.4°C | 18°C | 22.2°C | warm |
Sea water temperature in Los Lagos in December |