On December 12, 2026, the historic Old Town of Sion will come alive with runners and spectators alike as it hosts an exhilarating race through its charming cobblestone streets. Nestled against the backdrop of snow-capped mountains, this event promises a unique blend of scenic beauty and rich cultural heritage. The route winds through narrow alleyways lined with centuries-old buildings, offering participants glimpses into Sion's storied past. The air is crisp as runners weave their way around bustling squares filled with local vendors selling traditional Swiss treats. As the race progresses, competitors will pass by iconic landmarks such as the Cathedral of Saint-Martin and the Tourbillon Castle, each adding a layer of historical intrigue to the experience. The terrain presents both challenges and rewards for athletes, featuring gentle ascents that test endurance while providing panoramic views over the surrounding valleys. The event is designed not only to showcase Sion's architectural splendor but also its warm community spirit, with locals cheering on runners at every turn along the course. This race offers a rare opportunity to explore one of Switzerland’s most picturesque towns and experience firsthand why it has been recognized as a UNESCO World Heritage site for its historical significance. Whether you are an avid runner or simply someone who appreciates cultural heritage, this event promises to be both memorable and invigorating. The day culminates in the heart of Sion's Old Town where runners cross the finish line amid celebratory crowds, reflecting on a race that seamlessly combines athleticism with history.
Races Offered
Trail des Châteaux
Dec 12, 2026
straighten
Distance —
32K
terrain
Type —
Running
timer
70 days remaining
sell
Fr 75.00
Trail des Châtelets
Dec 12, 2026
straighten
Distance —
14K
terrain
Type —
Running
timer
70 days remaining
sell
Fr 60.00
Weather History
These values represent the 3-year monthly averages for December in .
thermostatTemperature
-12.7° / -4.5°
wb_sunnyFeels like
-17.0° / -8.2°
light_mode
Avg sunshine hours
5h 46m
water_drop
Avg rainfall
3.8 mm
ac_unit
Avg snowfall
2.6 cm
air
Avg wind speed
3.6 km/h (Light breeze)
opacity
Sweat loss rate
Low
terrain
Course conditions
Firm and slightly soft
sunny
Max UV Index
Low (1.4)
humidity_mid
Humidity
62.9%
wb_twilight
Sunrise
09:03
nightlight
Sunset
17:45
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