Since its inaugural race in 2019, the IRONMAN 70.3 Les Sables d'Olonne-Vendée triathlon has become an instant sensation, featuring a canal swim, a bike ride through the forest, and a half-marathon along Les Remblai promenade.
Swim: Ocean; Bike: Flat; Run: Rolling; High Air Temp: 79 °F / 26 °C; Low Air Temp: 60 °F / 16 °C; Avg. Water Temp: 66 °F / 19 °C.













