Colorado’s color is almost entirely above eight thousand feet and arrives within a short span.
Aspen on Kebler and McClure passes and around Crested Butte and Aspen turns in the first days of October;
Telluride, Leadville, Steamboat and the Front Range follow within about two weeks.
The high passes drop quickly once the wind comes, and the last color is along the Colorado River around Palisade and Grand Junction in the third week of October.
The state is mostly yellow; scrub oak on the lower slopes provides what red there is.
In a typical yearWednesday, Mmmmmmmmm 30 (latest map)
Bordering states
Color: Fallcast, the same map as the app. Basemap © OpenStreetMap contributors, Protomaps. Place outlines: U.S. Census Bureau.