Col des Supeyres
from Ambert · Massif Central, France
Gradient:
<4%
4–7%
7–10%
10–12%
>12%
GRADIENT PROFILE
<4%4–7%7–10%10–12%>12%
Km-by-km average gradient from Copernicus GLO-30 elevation data along the road.
Starting in Ambert, this side runs 20.7 km at 4.0% average — 836 m up to the 1 366 m summit, maxing at 10.4%. Its steepest kilometre averages 9.0% near km 12.6. On the Fiets scale this side rates 3.7. It is the tougher of the climb's two approaches.
Surface
Asphalt99%
Gravel1%
Verified from OpenStreetMap surface data along the climb.
FROM AMBERT
Distance
20.7km
Elevation gain
836m
Avg gradient
4%
Max gradient
10.4%
Summit
1366m
Category
CAT 1