Fall Leaves Peak 2025. Tohoku is blessed with beautiful nature and autumn foliage here is fabulous! For the portland metro area, that sweet spot typically falls around the second to the third week of october.
When is the autumn season in japan? When leaves are at peak color, with vibrant red, orange, and yellow hues, they are also much more susceptible to being blown off of trees by wind or knocked down by a heavy fall rainstorm.