Beach
Poetto
Cagliari, Italy · sea 25.6 °C at its warmest, in August

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Poetto is the main beach of Cagliari in Sardinia, Italy. It stretches for about 8 km, from Sella del Diavolo ('Devil's Saddle') up to the coastline of Quartu Sant'Elena.
Questions
How warm is the sea at Poetto?
The sea off Poetto averages 25.6 °C at its warmest, in August, and 13.9 °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 Poetto?
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 Poetto?
Poetto is on the coast of Cagliari, Italy, at 39.2017, 9.1608. The map on this site flies straight to it.