Autumn Leaves in Yokohama in Mid December: Will You Catch Them? (2026)
In an average year, Yokohama's autumn leaves reach peak color around December 14. For a December 11–20 trip, the chance of overlapping peak color is ~67%, and the chance of seeing at least some autumn color is ~87%.
67%chance of peak color · 87% chance of catching at least some
usual color
this window
Nov 26darker = peak colorDec 29
What you'll likely see
Still green · ~1 dayColours turning · ~3.5 daysPeak colour · ~3 daysFalling / past peak · ~2.5 days
Across December 11–20 in an average year, expect roughly 3.5 days of colours turning, and 3 days of peak colour. A mix: greens shifting to yellows and first reds, deepening daily.