Weather Les Défis des Chalets - Défi 25k 2026
Hour by hour, from the start to the cut-off
Local race times (Europe/Zurich). Empty cells are beyond the forecast models' range: they will fill in as the race approaches.
Weather for other Les Défis des Chalets races
The weather for Les Défis des Chalets - Défi 25k 2026 will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.
The weather for the entire race, by 4-hour slots, at the start and at each aid station — to know when rain arrives and which pass gets windy, whatever your pace.
Forecast, not guaranteed: in the mountains a model describes a grid of several hundred meters, not the slope you're on.
Weather data: Météo-France (AROME), DWD (ICON), ECMWF (IFS) — CC BY 4.0, via Open-Meteo