Pennsylvania runs from the northern plateau to the southeast over about three weeks, and because the elevation range is modest, latitude accounts for most of it.
Pine Creek Gorge at Leonard Harrison and Colton Point, Wellsboro, and the Poconos around Ricketts Glen and Promised Land lead in the second week of October;
Lancaster County and the Philadelphia suburbs finish at the end of the month.
Maple, birch and cherry color the north; oaks and hickories carry the south.
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.