Cycling in Grenoble

Cycling from Grenoble offers challenging climbs to Col de Porte and Saint-Nizier-du-Moucherotte with steep gradients and over 900 m elevation gain.

2
Routes: 36 km
In total: 18 km
Longest ride: 1,110 m
Most climbing

Rides in Grenoble

Road · From the map · France
Col de Porte from Grenoble
Grenoble, France
18 km1,110 m ↑ModerateGPX
Added Aug 2026
Road · From the map · France
Saint-Nizier-du-Moucherotte from Grenoble
Grenoble, France
18 km941 m ↑ModerateGPX
Added Aug 2026

Riding in Grenoble in numbers

Added up from the recorded routes and OpenStreetMap; nothing estimated.

High point: 1,323 m on Col de Porte from Grenoble
Climbs: 2 named climbs · 2 ascents of 500 m or more

When to ride in Grenoble

Typical conditions by month, 2015–2024 reanalysis. Bars run from the average daily low to high.

Best months: Apr to Oct.

8°1°J14

11°2°F12

14°4°M14

18°7°A12

21°11°M16

26°16°J14

29°18°J9

28°17°A9

24°13°S10

20°10°O11

13°5°N14

10°2°D13

BestFineHard goingRain days per month under each bar · typical wind 8 km/h from the S

Cycling guide to Grenoble

Grenoble is a starting point for routes climbing into the mountains, including the Col de Porte and Saint-Nizier-du-Moucherotte. The Col de Porte route is 17.7 km with 1110 m of ascent, mostly paved and features a main climb 15.4 km long averaging 7.2% gradient. The Saint-Nizier-du-Moucherotte route covers 18 km with 941 m of gain, including a 13.2 km climb averaging 7% gradient. Both routes involve main roads without cycle lanes for over 10 km and have short sections of cycle paths. Services are limited, with the longest stretch without any for 4.2 km on the Col de Porte and 6 km on the Saint-Nizier-du-Moucherotte route.

Terrain

Routes from Grenoble are mountainous with sustained climbing, averaging around 7% gradients and maximum gradients between 12.8% and 14.4%. Summits reach heights of 1156 m to 1323 m on these routes.