Beach
Fornillo Beach
Positano, Italy · sea 26.2 °C at its warmest, in August

Sea temperature month by month
15.1Jan
14.3Feb
14.3Mar
15.6Apr
18.7May
22.5Jun
25.1Jul
26.2Aug
24.3Sep
21.8Oct
19.3Nov
16.8Dec
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
A beach in Positano
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 Fornillo Beach?
The sea off Fornillo Beach averages 26.2 °C at its warmest, in August, and 14.3 °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 Fornillo Beach?
The sea reaches 20 °C or more from June to October. Twenty degrees is where most swimmers stop calling water cold; below it, a wetsuit helps.
Where is Fornillo Beach?
Fornillo Beach is on the coast of Positano, Italy, at 40.6262, 14.4816. The map on this site flies straight to it.