The warmest sea in Costa Rica today is 29°C / 84°F, and the coldest sea temperature today is 25°C / 77°F.
For more detailed information about water temperature, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name.Costa Rica all cities and resorts
Costa Rica cities and resorts
. Photos will be available to all users after verification by the moderator.
To calculate the sea surface temperature (SST) used satellite data, together with in-situ observations