Beach
Nuns Beach
Victoria, Australia · sea 17.9 °C at its warmest, in February

Sea temperature month by month
17.5Jan
17.9Feb
17.3Mar
16.4Apr
15.9May
15.5Jun
14.8Jul
14.1Aug
13.8Sep
14.2Oct
15.1Nov
16.2Dec
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 Nuns Beach?
The sea off Nuns Beach averages 17.9 °C at its warmest, in February, and 13.8 °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 Nuns 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 Nuns Beach?
Nuns Beach is on the coast of Victoria, Australia, at -38.3424, 141.6076. The map on this site flies straight to it.