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After the heat of summer, autumn arrives with clear skies, low humidity, and crisp, comfortable temperatures. This is the season of koyo , when the country’s forests and gardens erupt in breathtaking shades of red, orange, and yellow, making it a favorite time for photographers and nature lovers. The colors start in the northern mountains of Hokkaido in mid-September and sweep south, reaching Kyoto and Tokyo in November.

| Month | Weather Highlights | Cultural & Natural Events | | :--- | :--- | :--- | | | Beginning of autumn, still warm but less humid, typhoon season potential; temps 16°C to 29°C (61°F to 84°F) | Start of koyo (autumn foliage) in high-altitude Hokkaido, harvest moon viewing ( Tsukimi ) | | October | One of the most comfortable months—mild, low humidity, little rainfall; temps 15°C to 23°C (59°F to 73.4°F) | Peak koyo season in Nikko and the Japanese Alps, Halloween celebrations | | November | Cool, crisp, and dry with peak autumn colors in major cities; temps 9°C to 18°C (48°F to 64°F) | Peak koyo in Tokyo, Kyoto, and Kamakura, autumn illumination events begin |

Obon festival week, featuring traditional Bon Odori dances nationwide.

The tradition of visiting scenic spots to view maple leaves. Harvest Moon: Traditional moon-viewing (Tsukimi) events.

Japanese Seasons, Months, and Top Experiences: A Complete Year-Round Guide

The coldest month brings the world-famous Sapporo Snow Festival , where massive ice sculptures line the streets of Hokkaido. It’s also the best time to see the snow monkeys in Jigokudani bathing in the steam. Summary: When Should You Go?

April is the quintessential month for hanami (cherry blossom viewing) parties under the blooming trees, with peak bloom typically in early April.

, featuring massive street festivals like the Gion Matsuri in Kyoto and spectacular firework displays ( ) across the country. Seasonal Flavors: Shaved ice ( ), chilled noodles, and grilled eel ( Autumn (Aki): September – November

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