Course & Elevation
The Bieler 100km is a challenging out-and-back double-loop course around the Biel region in the Jura foothills, featuring rolling terrain with significant elevation gain spread across the route. Runners traverse scenic rural roads and farmland with views of the Jura mountains, combining moderate climbs with swift descent sections. The course is well-marked and supported with aid stations every 5km.
Course Facts
📈 Elevation Profile
📊⛰️
Interactive elevation chart coming soon
1,850m total gain • Hilly profile
🗺️ Course Map
🗺️
Interactive course map coming soon
Biel, Switzerland • 100km road
🌤️ Weather on Race Day
🌡️
18°C
Temperature
💧
65%
Humidity
🌧️
35%
Rain Chance
📝
Early summer in the Jura region brings mild temperatures with occasional rain. Expect changeable conditions with cool mornings warming to comfortable afternoons, typical of Swiss Alpine foothills in June.
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