Ultra Trail des Vallees - Le Trail Des Vallées 34 km 2027
The forecast arrives five days before the start.
Here you'll find the elevation profile, an estimated finish time based on your UTMB Index and details of the 2 aid stations to plan your nutrition and hydration segment by segment.
What's your time based on your UTMB?
Times estimated by the RAVIT model, learned from real ultra-trail finish times. Enter your UTMB Index (utmb.world) to get a personalized estimate.
Cut-off times and crew - Ultra Trail des Vallees - Le Trail Des Vallées 34 km · 2027
Data from the official race rules, checked for every edition. The race rules prevail. Positions are interpolated along the GPX track and are a guide, not official course marking.
What you'll find at each aid station
| Product | Bas Miniac km 12km 13.0 | km 25.5km 25.5 |
|---|---|---|
| Water | available | available |
| Brand products | unavailable | available |
Elevation profile
The course and its aid stations
Ultra Trail des Vallees - Le Trail Des Vallées 34 km: times, aid-station stops and fuelling needs by UTMB® Index
Between a UTMB® Index of 500 and 800, the estimated finish time on this race runs from 3h41 to 2h22, and the aid-station stop budget from 0h05 to 0h02. The longer the race, the more stops weigh: this is time you should plan to spend standing still, not only running.
Source
Below a UTMB® Index of roughly 370, the overall cut-off of 4h48 is no longer reachable at the estimated pace.
| UTMB® Index | Estimated time | Of which stops | Night hours | Carbs | Fluid | Sodium | Cut-off margin |
|---|---|---|---|---|---|---|---|
| 500 | 3h41 | 0h05 | 1.2 | 221 g | 2.6 L | 1,845 mg | +1h07 |
| 550 | 3h23 | 0h04 | 0.9 | 203 g | 2.4 L | 1,688 mg | +1h25 |
| 600 | 3h05 | 0h03 | 0.6 | 185 g | 2.2 L | 1,542 mg | +1h43 |
| 650 | 2h52 | 0h03 | 0.4 | 172 g | 2 L | 1,436 mg | +1h56 |
| 700 | 2h42 | 0h02 | 0.2 | 162 g | 1.9 L | 1,349 mg | +2h06 |
| 750 | 2h32 | 0h02 | — | 152 g | 1.8 L | 1,268 mg | +2h16 |
| 800 | 2h22 | 0h02 | — | 142 g | 1.7 L | 1,185 mg | +2h26 |
Figures based on 60 g of carbohydrate, 700 mL of fluid and 500 mg of sodium per hour, "average" preparation and mild conditions (15–25 °C). Above 25 °C, count on roughly 900 mL/h and 700 mg/h. Carbohydrate intake is trained: 60 g/h is a floor, 90 g/h assumes a glucose-fructose blend and a gut used to it.
Other trails worth preparing for
- Moontrail by RCBJ - Tour du plateau36 km · 1,081 m D+ · October 31, 2026
- Bouaye - La Lanterne24 km · 190 m D+ · October 31, 2026
- Saint Eusèbe - Trail Panoramic27 km · 956 m D+ · October 31, 2026
- Courzieu - 25km-night25 km · 1,160 m D+ · October 31, 2026
- Eco Valet'Trail - 34 Km34 km · 1,454 m D+ · November 1, 2026
- Orgères - Trail court - 26 km25 km · 347 m D+ · November 1, 2026
- Saint-Just-Le-Martel - 22km22 km · 547 m D+ · November 1, 2026
- Diamant - Diam's Rock21 km · 1,132 m D+ · November 1, 2026
- Les Clayes-sous-Bois - 21km21 km · 307 m D+ · November 1, 2026
Sources and method
- Time projection — times by UTMB Index are taken from the actual splits of runners in each level band on previous editions of this race, aid station stops included. No formula is used as long as these results exist.
- Trail nutrition — hourly targets for carbohydrate, fluid and sodium follow the commonly accepted ultra-endurance guidance. La Clinique du Coureur — Fuelling in trail running
- Course, aid stations and cut-offs — taken from the event's official rules, which prevail in case of any discrepancy. Official site — Ultra Trail des Vallees - Le Trail Des Vallées 34 km
Weather for Ultra Trail des Vallees - Le Trail Des Vallées 34 km
The weather for Ultra Trail des Vallees - Le Trail Des Vallées 34 km will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.
Detailed weather for Ultra Trail des Vallees - Le Trail Des Vallées 34 km, hour by hour on the courseFrequently asked questions
How many checkpoints?
Ultra Trail des Vallees - Le Trail Des Vallées 34 km has 3 checkpoints: 1 aid station, 1 water point, and 1 checkpoint with undocumented contents. Details are in the two tables above.
What's the longest segment without aid?
The one leading to Bas Miniac km 12: 13.0 km and 154 m elevation gain. That's the one to load up for first.
How do I find the exact location of an aid station?
The Google Maps icon in the “Access” column opens the aid station's location: handy for planning your crew's routes.
What distance and elevation gain?
Ultra Trail des Vallees - Le Trail Des Vallées 34 km is 34 km long with 485 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 3h05 for Ultra Trail des Vallees - Le Trail Des Vallées 34 km.
What's the weather forecast?
The weather for Ultra Trail des Vallees - Le Trail Des Vallées 34 km will be published on this page around five days before the start, once the forecast models reach the race date. It will be detailed section by section: feels-like temperature, rain, snow, wind and storms.
Want to stack the odds in your favor for Ultra Trail des Vallees - Le Trail Des Vallées 34 km?
In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.
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