Course map, elevation profile & surface
Fly the course
Follow the route over 3D terrain, kilometre by kilometre.
Race-day light
For a 6:15 finish (an estimate) · starting 07:00 11 Sep. Dark means the sun below civil twilight.
Climbs
4 climbs · 1,830 m totalbiggest firstConditions typical race-day weather for 11 Sep at the start
Typical = the median of 2016–2025 for 11 Sep ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.
Race almanac the sky on race day
Next race day Sat, Sep 11, 2027 · 7:00 AM start
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.
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About this course
Jungfrau Marathon — 2027 covers 42.3 km (26.3 mi) with 1,971 m (6,466 ft) of elevation gain. That is about 47 m per km of climbing, and 207 m of descent. The course tops out at 2,330 m and bottoms out at 562 m. The profile has 4 sustained climbs; the biggest is the climb from km 25.0, +1,063 m over 13.6 km at 7.8% on average (steepest stretch 24%). Race day is 11 September 2027, starting at 07:00; the sun rises at 07:01 and sets at 19:51. Typical race-day weather at the start: a high of 22°C and a low of 15°C, with a 49% 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.
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Course history
- Oct 31, 2026Added to the catalog
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