Events/Marmotte Granfondo Pyrénées

Marmotte Granfondo Pyrénées

Road
Date
Sun, 23 Aug 2026
Venue
Argelès-Gazost -> Hautacam, French Pyrenees
Countdown
August
Distance
177km
Total climb
5,700m

Around 5,700m of climbing over 177km, more vertical than the Alpine Marmotte it borrows its name from. Built around a double ascent of the Col du Tourmalet, the highest paved pass in the French Pyrenees at 2,115m.

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The course

The route

From Argelès-Gazost the course climbs the Col du Tourmalet twice, linking the Hourquette d'Ancizan and Col d'Aspin between the ascents, then finishes up the steep ramps of Hautacam: 177km and around 5,700m of climbing.

Weather

Late-August, Argelès-Gazost -> Hautacam

25°CTypical high
13°CTypical low
5°CColdest in 20 years
29%Days with rain

Highs around 25°C and lows around 13°C, but it has dropped to 5°C. Rain on 29% of days.

NASA POWER data, 2006-2025, the week either side of race day
Training

Training for the Marmotte Granfondo Pyrénées

We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.

Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.

GarminWahooPolarHammerheadIntervals.icu
A double Tourmalet and a summit finish
Typical sessions
Around 5,700m of climbing across 177km, more vertical than the Alpine Marmotte
The Col du Tourmalet climbed twice, a 17 to 19km sustained effort each time
A steep, irregular summit finish up Hautacam after 160km on tired legs
Valley heat that risks dehydration, then cold and wind up on the high cols
What your weeks look like
Typical sessions
Double-climb sessions: the same long hill twice, second ascent at race pace, to rehearse the double Tourmalet
60 to 90min sustained climbs at 85 to 92% FTP, Tourmalet length
Big climbing days of 6 to 8hr with 3,500 to 4,500m of vertical
Heat blocks in the final weeks: warm turbo sessions and post-ride sauna
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
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