Running in Automn

New summer fades, new colors settle: autumn marks the return of the favorite season for many trail runners. The overwhelming heat gives way to a cooler air, light shines on the peaks and the trails are adorned with ochre and rust hues.
But to run in the fall is also to deal with chilly mornings, underbrush soaked by the first rains and a brightness that declines earlier. Here’s how to adapt your equipment to take advantage of this break between two seasons, without sacrificing either comfort or safety.