Saint Lucia Sea Temperatures

We track the current and average sea water temperatures for 5 locations in Saint Lucia. Search the list below to find the place you're looking for.

The place with the highest sea temperature in Saint Lucia today is 29.86° C (85.74° F) in Sugar Beach. The lowest is in Castries City, where the temperature of the water is 29.81° C (85.65° F).