Beach
Almonta Beach
South Australia, Australia · sea 18.5 °C at its warmest, in February

Sea temperature month by month
18.2Jan
18.5Feb
18Mar
17.6Apr
17.1May
16.3Jun
15.4Jul
14.9Aug
15Sep
15.7Oct
16.4Nov
17.3Dec
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
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 Almonta Beach?
The sea off Almonta Beach averages 18.5 °C at its warmest, in February, and 14.9 °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 Almonta Beach?
The sea here never averages 20 °C in any month, so swimming means cold water all year. Some people do it anyway.
Where is Almonta Beach?
Almonta Beach is on the coast of South Australia, Australia, at -34.6805, 135.3471. The map on this site flies straight to it.