DateExpected
Late April 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Salle des sports de Commana, Commana
Commana, Finistère
Countdown
April
A marathon distance run point to point, from Botmeur back to Commana. Over 1,100 m of climbing makes it a proper mountain-style day, not a road marathon.
Key facts
01Shuttle from Commana to the start is compulsory
02Cut-off 7 h
03Minimum age 20; mandatory kit applies per the 2026 rules
Create a free training plan for the Ultra Trail des Monts d'Arrée 42 km
7-day free trial, no card required
The course
The route
Commana
Distance42km
Total climb1,188m
StartElevation
0 kmDrag map to rotate40.7 km
Weather
Late-April, Commana
14°CTypical high
7°CTypical low
1°CColdest in 20 years
35%Days with rain
Highs around 14°C and lows around 7°C, but it has dropped to 1°C. Rain on 35% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Ultra Trail des Monts d'Arrée 42 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 Ultra Trail des Monts d'Arrée 42 km plan targets
Typical sessions
42 km with 1,188 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
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 Ultra Trail des Monts d'Arrée 42 km plan.
7-day free trial, no card required.
Other races at Ultra Trail des Monts d'Arrée
More events in April in France
La Corima Drôme ProvençaleSat, 3 Apr 2027 · Montélimar→Sentiers des VignesExpected Early April 2027 · Saint-Julien-de-Concelles→Trail de l'Aber Wrac'hSat, 3 Apr 2027 · Le Folgoët→Trail des Collines NormandesSat, 3 Apr 2027 · Condé-en-Normandie→Le Grand Défi des VosgesSun, 4 Apr 2027 · Niederbronn-les-Bains→Les Délices de l'UrsuiaExpected Early April 2027 · Hasparren→
