On Haad Tien Beach, most of the year, there are quite a few people.
The air temperature at Haad Tien Beach allows sunbathing all year round. There may be some who find the water at Haad Tien Beach too warm.
From April to December Haad Tien Beach has rainy season. This is something to keep in mind when planning your trip since it is quite possible that you may be unable to sunbathe.