Beach
Playa Negra
Guanacaste Province, Costa Rica · sea 29.2 °C at its warmest, in April

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Playa Negra is a beach in the Guanacaste Province of Costa Rica. It is south of Tamarindo, San José de Pinilla, Avellanas and north of Marbella, Lagarto, Venado, and Junquillal.
Questions
How warm is the sea at Playa Negra?
The sea off Playa Negra averages 29.2 °C at its warmest, in April, and 27.9 °C at its coolest. These are monthly means from NOAA's OISST v2.1 satellite and buoy record for 1991 to 2020, sampled at the beach's own coordinates.
When can you swim at Playa Negra?
The sea reaches 20 °C or more from All year. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Playa Negra?
Playa Negra is on the coast of Guanacaste Province, Costa Rica, at 10.1939, -85.8297. The map on this site flies straight to it.