North America Sea Temperatures

We track the current and average sea water temperatures for 4 countries in North America. Search the list below to find the country you're looking for.

• The place with the highest sea temperature in North America today is Puerto Arista in Mexico, with a temperature of 29.07° C (84.32° F).
• The lowest is in Iqaluit, Canada, where the temperature of the water is -1.77° C (28.81° F).