100km.ch

Biel Running days

Name: Biel Running days
Start: 2026-06-05
End: 2026-06-06
Location: Biel/Bienne

location_city Biel/Bienne

flag Switzerland

calendar_today 05 Jun, 2026 – 06 Jun, 2026

directions_run Running

language Official Website

About the Event

Embrace the legendary challenge and unique nocturnal spirit of the Bieler Lauftage from June 5-6, 2026. At the heart of this iconic event lies the formidable 100km run, a true test of endurance that has defined Switzerland's ultra-running scene for decades. The weekend transforms into a festival of running with a diverse array of formats, including team relays, a half-marathon that welcomes the dawn, and the vibrant Coop Kids Run. The Bieler Lauftage is more than a race; it's a round-the-clock celebration of perseverance where personal limits are pushed and unforgettable memories are forged under the cover of night and the light of a new day.

Races Offered

100km run Biel

Jun 05, 2026

straighten

Distance — 100K

terrain

Type — Road running

timer

156 days remaining

100km run Biel Relay

Jun 05, 2026

straighten

Distance — 100K

terrain

Type — Road running

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156 days remaining

Night 1/2 Marathon

Jun 05, 2026

straighten

Distance — 21.1K

terrain

Type — Road running

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156 days remaining

Night 10 km

Jun 05, 2026

straighten

Distance — 10K

terrain

Type — Road running

timer

156 days remaining

Weather Overview

These values represent the 3-year monthly averages for June in Biel/Bienne.

Temp (°C)

Feels Like (°C)

thermostat 14.2° / 24.8°

wb_sunny 13.7° / 23.9°

Wind (km/h)

Humidity (%)

air 6.9 /

water_drop 67.8%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 14.2° / 24.8°

wb_sunny 13.7° / 23.9°

air 6.9 km/h

water_drop 67.8%

About Biel/Bienne

Biel/Bienne is a bilingual city in the canton of Bern in Switzerland. With over 55,000 residents, it is the country's tenth-largest city by population. The Biel urban area has a population of around 100,000 inhabitants. Biel/Bienne is the capital of the Biel/Bienne administrative district. The city has been an industrial and watchmaking heart of Switzerland since the 19th century. With world-famous watch brands such as Rolex, Omega and Swatch based in Biel/Bienne, the city is one of the main centres of the Swiss watch industry and is also referred to as the "world capital of watchmaking".