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 27.62° C (81.72° F) in Mana. The lowest is in Cayenne, where the temperature of the water is 27.53° C (81.55° F).