Trail races in Castile and Leon — September 2026

Castile and Leon hosts Sierra de Gredos, Sierra de Guadarrama, and part of Picos de Europa. Ultrail La Covatilla and Trail Gredos are benchmark events in the northern plateau.

Peak season for trail running

3 races scheduled

Climate in Castile and Leon: The continental climate imposes extreme conditions. Winters are harsh, with abundant snow in the ranges until May, while July and August bring stifling heat on the plateau and storms at high altitude. Spring and autumn offer the best windows: mild temperatures, accessible peaks, and landscapes in full transformation. Mornings can be freezing even in June, so always go prepared.

Race summary

3

Races

6 – 71 km

Distance range

168 – 4500 D+

Elevation range

Sep

Race months

Advanced (3)

Difficulty

Tips for running in Castile and Leon in september

September can bring sudden storms: always carry your windbreaker even if the sky looks clear.

The terrain starts to have fallen leaves hiding rocks and roots: increase focus on descents.

It is an ideal month for ultras: take advantage of the thermal conditions and remaining daylight hours.

Race map

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Click a marker to view race details.

Scheduled races

Essential gear + sun protection

Get ready to run in the heat: sun protection and key gear

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