Autumn Leaves in Nagano in Early December: Will You Catch Them? (2026)
In an average year, Nagano's autumn leaves reach peak color around November 12. For a December 1–10 trip, the chance of overlapping peak color is ~7%, and the chance of seeing at least some autumn color is ~7%.
7%chance of peak color · 7% chance of catching at least some
usual color
this window
Oct 25darker = peak colorDec 18
What you'll likely see
Falling / past peak · ~9.5 days
Across December 1–10 in an average year, expect roughly 9.5 days of falling / past peak. Past peak — colours fading and leaves coming down. Gingko carpets can still be striking.
This window is a stretch in Nagano — on the same dates you'd likely have better odds of autumn leaves in Kochi (68%) or Osaka (68%) instead. Hotels there for these dates: Kochi · Osaka.