9月 · Japan Travel Guide
Japan in September
Temperature
21–29°C (70–84°F)
Crowds
Moderate
What to Wear
Light summer clothing early September
Weather in Japan in September
Temperature
21–29°C (70–84°F)
Conditions
Still warm, gradually cooling. Typhoon risk (peak Sept 1–20). Humidity decreasing late September.
What to Wear
Light summer clothing early September, transitioning to light layers by month end. Typhoon emergency kit if travelling early September.
Tokyo
21–29°C
Rain: Moderate
Kyoto
20–28°C
Rain: Moderate
Osaka
21–29°C
Rain: Moderate
Crowd Level
Moderate
Low tourist season with occasional typhoons — great prices and gradually improving weather
Hotel Prices
Medium prices — lower than August Obon but higher around Silver Week (if applicable). Generally good value with fewer tourists.
Top Events in September
Sep 13–14 · Kishiwada, Osaka
Kishiwada Danjiri Matsuri
Dramatic festival with teams pulling enormous wooden floats at running speed through narrow streets — one of Japan's most thrilling and chaotic festivals
Mid-September · Nationwide
Tsukimi (Moon Viewing)
Traditional harvest moon celebration with tsukimi dango (white rice dumplings) and pampas grass — temples and shrines hold atmospheric evening events
Late September · Daisetsuzan, Hokkaido
Early Autumn Colors in Hokkaido
Japan's first autumn foliage — Daisetsuzan National Park turns crimson and gold weeks before anywhere else in the country
Local Tip
Late September (after the 20th) is ideal — summer heat fades, typhoon risk drops sharply, and Hokkaido's early autumn foliage begins
What to Pack for September
Book Hotels for September in Japan
Compare hotels in Tokyo with dates pre-set for September travel. Free cancellation on most bookings.
Dates pre-set: 2026-09-15 → 2026-09-22 · Tokyo