canIswim

What wetsuit do you need in Taiwan?

The one suit that covers most of the swimming season, for 7 coastal cities in Taiwan.

City Coldest Warmest One suit for the season
New Taipei City 17.7°C Feb 29.3°C Jul nothing
Hsinchu 17.5°C Feb 29.2°C Jul nothing
Keelung 21.7°C Jan 28.9°C Aug nothing
Magong 20.9°C Feb 28.8°C Jul nothing
Jincheng 14.8°C Feb 28.3°C Aug nothing
Sanzhi 19.5°C Feb 29.2°C Aug nothing
Shenzhen 17.5°C Feb 29.2°C Jul nothing

Thicknesses above are for swimming. Surfing the same water wants a step more — most of a session is spent sitting still in the wind rather than moving and immersed. Each city page gives both, along with when you need boots, gloves and a hood.

Boots below 14°C, gloves below 12°C, a hood below 10°C. Where the numbers come from