French Guiana Sea Temperatures

We track the current and average sea water temperatures for 4 locations in French Guiana. Search the list below to find the place you're looking for.

The place with the highest sea temperature in French Guiana today is 29.58° C (85.24° F) in Cayenne. The lowest is in Kourou, where the temperature of the water is 29.47° C (85.04° F).