Black sand
Plage de Malendure
Bouillante, France · sea 29.1 °C at its warmest, in September

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
La plage de Malendure est une plage de sable noir située au nord du centre-ville de Bouillante, en Guadeloupe. Elle fait face aux Îlets Pigeon.
Questions
How warm is the sea at Plage de Malendure?
The sea off Plage de Malendure averages 29.1 °C at its warmest, in September, and 26.5 °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 Plage de Malendure?
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 Plage de Malendure?
Plage de Malendure is on the coast of Bouillante, France, at 16.1725, -61.7769. The map on this site flies straight to it.