Ultra-Trail Snowdonia by UTMB®

At a glance

Date

2026-05-15

Format

100 Miles · 20K · 100K · 50K

Difficulty

Elite (5/5)

Prestige

National (3/5)

Course & location

Llanberis, GB

GPS: 53.1217°, -4.1153°

Elevation: 107 m

Typical conditions: ~9.1°C, 146.9mm precip