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 Baru Island in Colombia, with a temperature of 30.51° C (86.92° F).
  • The lowest is in Rio Grande, Argentina, where the temperature of the water is 4.41° C (39.94° F).

Argentina

113 locations

Bolivia

1 location

Brazil

247 locations

Chile

128 locations

Colombia

33 locations

Ecuador

47 locations

Falkland Islands

1 location

French Guiana

4 locations

Galapagos Islands

8 locations

Guyana

4 locations

Paraguay

2 locations

Peru

71 locations

Surinam

3 locations

Uruguay

37 locations

Venezuela

51 locations