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Ultra Pirineu 100K — 2027Trail race course98.7km6,890m2 Oct

Ultra Pirineu 100K — 2027

Race day · 2 Oct 2027 · Race site: Ultra Pirineu

race day in 331 days

Race almanac: 1 year of race-day weather
Plan this race
Course map, elevation profile & surface
Distance
98.7km
Elev gain
6,890m
Elev loss
6,893m
High point
2,518m
Low point
770m
Effective oxygen
74–91%of sea level
Drawing the course…

Race-day light

In the dark
17%
Sunrise
7:51am
Sunset
7:35pm
Headlamp from
84km

For a 15:20 finish (an estimate) · starting 07:00 2 Oct · dark at the start until km 2.5 · headlamp km 84–the finish. Dark means the sun below civil twilight.

Climbs

15 climbs · 4,980 m totalbiggest first
Pick a climb to find it on the profile and the map.
Conditions typical race-day weather for 2 Oct at the start
Typical high
21°C
Typical low
10°C
Chance of rain
30%
2025 high
21°C

Typical = the median of 2016–2025 for 2 Oct ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.

Race almanac 1 year of this race

Past editions

On race day it reached 23°C at the start, with a low of 10°.

YearStart °CRainWind
2025 Oct 423°/10°dry9km/h

Next race day Sat, Oct 2, 2027 · 7:00 AM start

First lightsunrise 7:51 am
7:23am
Last lightsunset 7:35 pm
8:03pm
Moonwaxing crescent, up until 8:25 pm
10% lit

First and last light are civil twilight, the sun 6° below the horizon. The moon is lit as at midnight after the start; headlamp hours count a typical finish from the start while the sun is below civil twilight. Worked out for the start line.

race-day weather from the Open-Meteo historical archive (ERA5) at the start line.

Reviews what runners who have been there say

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About this course

Ultra Pirineu 100K — 2027 covers 98.7 km (61.3 mi) with 6,890 m (22,606 ft) of elevation gain. That is about 70 m per km of climbing, and 6,893 m of descent. The course tops out at 2,518 m and bottoms out at 770 m. The profile has 15 sustained climbs; the biggest is the climb from km 0.0, +942 m over 8.6 km at 10.9% on average (steepest stretch 36%). Race day is 2 October 2027, starting at 07:00; the sun rises at 07:51 and sets at 19:35. Typical race-day weather at the start: a high of 21°C and a low of 10°C, with a 30% chance of a wet day. The interactive map above shows the full route with its elevation profile and aid stations, built from the course's GPS file.

Load the course in the TrailGoat Run Planner for grade-adjusted pacing, climb-by-climb splits, hourly weather and a full hydration & fueling plan — free, no account needed.

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Course history

  1. Oct 31, 2026Added to the catalog
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