Beach
Banshkhali Sea Beach
Banshkhali Upazila, Bangladesh · sea 29.4 °C at its warmest, in October

Sea temperature month by month
Monthly means in °C, NOAA OISST v2.1 climatology 1991–2020.
About
Banshkhali Sea Beach is a beach located in Banshkhali Upazila of Chittagong District, Bangladesh. It is also known as Baharchhara Beach.
Questions
How warm is the sea at Banshkhali Sea Beach?
The sea off Banshkhali Sea Beach averages 29.4 °C at its warmest, in October, and 22.5 °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 Banshkhali Sea Beach?
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 Banshkhali Sea Beach?
Banshkhali Sea Beach is on the coast of Banshkhali Upazila, Bangladesh, at 22.0607, 91.8738. The map on this site flies straight to it.