DateExpected
Early May 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Grève des Courses, Saint-Brieuc
Langueux, Côtes-d'Armor
Countdown
May
The long one of the three: 42 km in a single loop out of Saint-Brieuc, run since 2007. A proper day on the trails for runners who want the full marathon distance.
Create a free training plan for the La Traversée de la Baie 42 km
7-day free trial, no card required
The course
The route
Langueux
Distance42km
StartElevation
0 kmDrag map to rotate41.3 km
Weather
Early-May, Langueux
16°CTypical high
8°CTypical low
3°CColdest in 20 years
42%Days with rain
Highs around 16°C and lows around 8°C, but it has dropped to 3°C. Rain on 42% of days.
NASA POWER data, 2006-2025, the week either side of race day
Organiser
OrganiserAssociation VSBO « La Vaillante course à pied et marche sportive »
Websitelavaillante.fr
Instagram@traversee.de.la.baie
Running since2007
Training
Training for the La Traversée de la Baie 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 La Traversée de la Baie 42 km plan targets
Typical sessions
42 km
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 La Traversée de la Baie 42 km plan.
7-day free trial, no card required.
Other races at La Traversée de la Baie
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Ardèche Trail La Voie RomaineSat, 1 May 2027 · Désaignes→Bagnères Classic TrailExpected Early May 2027 · Bagnères-de-Bigorre→Trail du BenouExpected Early May 2027 · Bielle→Trail du Mont ChauveExpected Early May 2027 · Noyelles-Godault→Trail du MourtisExpected Early May 2027 · Boutx→Dézic'n'TrailExpected Early May 2027 · Saint-Didier-en-Velay→
