Beach
Playa Las Gatas
Zihuatanejo de Azueta Municipality, Mexico · sea 30.3 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
beach in Guerrero, Mexico
Wikipedia has no article about this beach yet. It is on the atlas from its Wikidata record and its photograph.
Questions
How warm is the sea at Playa Las Gatas?
The sea off Playa Las Gatas averages 30.3 °C at its warmest, in August, and 27.2 °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 Las Gatas?
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 Las Gatas?
Playa Las Gatas is on the coast of Zihuatanejo de Azueta Municipality, Mexico, at 17.6210, -101.5515. The map on this site flies straight to it.