Elevation profile of Tour de France 2026 stage 17, Chambéry to Voiron: 174.7 km with 2,362 m of climbing, highest point 1,138 m.
Route profile from ProPace's route data. Darker shading is steeper road.
Distance
174.7 km
Climbing
2,362 m
Highest point
1,138 m
Steepest km
8.7% at km 58
Start
Chambéry 280 m
Finish
Voiron 289 m

The wind on the day

Averaged along the route between 12:30 and 17:00 local time: 9 km/h from the north, gusting to 28 km/h on average. Dry.

Average wind
9 km/h
Direction
North 340°
Average gust
28 km/h
Temperature
25°C 20 to 29°C

Historical weather for 22 July 2026, sampled at 49 points along the route and pre-computed before the app shipped. It is not a live forecast and the app makes no weather calls. Weather data by Open-Meteo.com (CC BY 4.0).

Riding it

174.7 km with 2,362 m of climbing. The road rises at more than 3% for 29.6 km of it and is above 8% for 1.2 km, so the climbing comes in repeated efforts rather than one long ascent.

The high point is 1,138 m at km 50. The steepest kilometre on the profile averages 8.7%, at km 58. It finishes on flat or gently rolling road.

In ProPace the stage runs with this wind along the route, resolved into headwind, tailwind and crosswind at each point, and the app puts your own numbers on it against the pro reference. The reference profile and how the simulation works are set out in How much slower than a pro are you?

Ride Tour de France 2026 stage 17 against a pro in ProPace. Every stage and every feature is free.

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