DateExpected
Early May 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Hall du Champ de Foire, Argentan, Orne
Argentan, Orne
Countdown
May
The short option on the Argentan weekend: 50 km with modest climbing, no clock and no pressure. Roll out when you like and ride it at your own pace.
Key facts
01E-bikes are welcome
02Untimed, so no results or ranking
03Set off any time between 07:30 and 08:30
Create a free training plan for the L'Ornaise 50 km
7-day free trial, no card required
The course
The route
Argentan
Distance50km
Total climb467m
StartElevation
0 kmDrag map to rotate49.3 km
Weather
Early-May, Argentan
17°CTypical high
7°CTypical low
0°CColdest in 20 years
39%Days with rain
Highs around 17°C and lows around 7°C, but it has dropped to 0°C. Rain on 39% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Organiser
OrganiserComité d'Organisation L'Ornaise
Websitelornaise.fr
Instagram@ornaiseargentan
Running since2021
Training
Training for the L'Ornaise 50 km
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.
Intervals.icuWhat a L'Ornaise 50 km plan targets
Typical sessions
50 km with 467 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Group rides for drafting and bunch-riding skills
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
Entries open now
Get your L'Ornaise 50 km plan.
7-day free trial, no card required.
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