Friends & Family Adventure
2027
Planning Ahead
Japan's late September is a sweet spot — summer heat fades, humidity drops, and the first hints of autumn color begin to appear. Expect warm days, comfortable evenings, and mostly clear skies.
22–28°C / 72–82°F
Still warm with lingering summer humidity. Light, breathable clothing recommended.
18–25°C / 64–77°F
Comfortable and pleasant. Humidity fades. A light layer for evenings is handy.
First hints of color
Early koyo (autumn leaves) may begin in northern areas. Parks and gardens start to turn.
50–70mm avg
September can bring occasional rain or a late typhoon. Pack a compact umbrella just in case.
Explore the Trip