What wetsuit do you need in Belgium?
The one suit that covers most of the swimming season, for 3 coastal cities in Belgium.
| City | Coldest | Warmest | One suit for the season |
|---|---|---|---|
| Ostend | 7.5°C Feb | 19.7°C Aug | nothing, or a rash vest |
| Knokke-Heist | 6.6°C Feb | 20.2°C Aug | nothing, or a rash vest |
| Oostduinkerke | 7.7°C Feb | 19.6°C Aug | nothing, or a rash vest |
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.
Sea temperature and swimming season in Belgium →
Boots below 14°C, gloves below 12°C, a hood below 10°C. Where the numbers come from