South America Sea Temperatures

We track the current and average sea water temperatures for 15 countries in South America. Search the list below to find the country you're looking for.

  • The place with the highest sea temperature in South America today is Covenas in Colombia, with a temperature of 29.64° C (85.36° F).
  • The lowest is in Puerto Natales, Chile, where the temperature of the water is 7.81° C (46.06° F).