Running
Halbmarathon
21.1 km
Start: Jun 28, 07:30 PM
Inferno Triathlon
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Triathlon in Switzerland, Mürren
Distances
About
Welcome to one of the most beautiful and spectacular endurance competitions in the Swiss mountains. INFERNO - The ultimate experience! Whether you are a single athlete, a half marathon, couple or team trophy participant, or a family or trail runner, INFERNO is for all exercise and sports enthusiasts.
Catering & aid stations
Several professional photographers will take individual photos of the participants along the route from Thun to the Schilthorn.
Pacers
Pacer flags will be present during the race to help participants achieve their target times. Different start blocks will be assigned based on estimated finish times, and pacers will lead each block.
Results
View official resultsTypical weather in Mürren
Monthly averages based on historical data (2000–present).
Jan-2°-9°
↑ 08:09
↓ 17:07
Feb0°-9°
↑ 07:34
↓ 17:53
Mar2°-6°
↑ 06:42
↓ 18:35
Apr5°-2°
↑ 06:42
↓ 20:16
May9°1°
↑ 05:55
↓ 20:56
Jun15°6°
↑ 05:36
↓ 21:24
Jul17°8°
↑ 05:51
↓ 21:19
Aug17°8°
↑ 06:28
↓ 20:40
Sep13°5°
↑ 07:07
↓ 19:42
Oct10°1°
↑ 07:47
↓ 18:43
Nov3°-4°
↑ 07:32
↓ 16:56
Dec-1°-8°
↑ 08:07
↓ 16:42
Last updated: Jun 6, 2026, 12:26:09 AM
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