Aomori Prefecture, part of Japan’s Tohoku region, lies at the northern tip of the main island. Its vast size means the climate varies slightly by area, so travelers should be prepared when touring around. Here, we’ve gathered weather data for popular spots such as Aomori City, Hachinohe, and Towada to help you plan your autumn trip.

According to the Japan Meteorological Agency, Aomori’s average temperature in September is around 20°C (68°F). The weather feels pleasantly cool and ideal for sightseeing. As November approaches, however, temperatures drop to levels similar to Taiwan’s winter. While heavy snowfall is rare, if you plan to visit the mountains, it’s best to bring non-slip, waterproof shoes and warm clothing just in case.

Next, Nemi, who has lived in Japan for seven years, shares practical outfit tips for autumn in Aomori, complete with sample looks for both adults and kids.

Surrounded by the Pacific Ocean to the east, the Sea of Japan to the west, and the Tsugaru Strait to the north, Aomori’s vast landscape means weather conditions can differ slightly by location. In general, though, autumn brings temperatures close to 20°C (68°F), making September a very pleasant month for travel. If you’re hoping to catch the autumn foliage, however, you’ll need to wait a little longer.

If you are coming from the US or Europe, you’ll find Aomori’s September temperatures quite familiar and comfortable. Travelers from Southeast Asia, where it can still be hot this time of year, may want to pack a light jacket in their carry-on to switch into after landing. Rainfall is relatively low in Aomori City during September, but if you plan to visit Hachinohe or Towada, bringing along a compact folding umbrella is a smart idea.

Aomori is renowned for its breathtaking natural scenery, which becomes especially captivating in autumn. September marks the start of the season, with crisp, comfortable weather that makes it one of the best times to visit. Many activities let you enjoy the outdoors and local culture, and sightseeing buses make exploring easy without the hassle of transfers—a perfect option for relaxed travel.

One highlight is Oirase Gorge, home to what is often called “the most beautiful stream in the world.” In September, you’ll see the first hints of autumn color scattered among the lush greenery, set against crystal-clear waters. Strolling along the walking trails while listening to the rushing stream is an unforgettable experience. Nearby Lake Towada is also well worth a visit—take a sightseeing boat to soak in the stunning views of the lake and mountains.

For a taste of local culture, don’t miss Aomori’s autumn festivals. In September, the Hirosaki Apple Harvest Festival celebrates the region’s famous apples. Visitors can pick fresh fruit, sample apple-based treats, and enjoy the festive atmosphere. It’s a family-friendly event that showcases why Aomori is known as Japan’s “Apple Kingdom.”

In October, Aomori bursts into vibrant autumn colors. Famous spots such as Oirase Gorge and the Hakkoda Mountains are blanketed in fiery foliage, drawing countless visitors to admire the spectacular scenery. If you want to experience the full beauty of Japan’s fall season, October in Aomori is not to be missed.

Temperatures in Aomori during October average around 15°C (59°F), which can feel quite chilly for many visitors. Layering is key: thermal tops, warm leggings, and accessories like scarves will help you stay comfortable while enjoying the scenery.

Since indoor heating is strong throughout Aomori, the temperature difference between indoors and outdoors can be significant. Be sure to bring any regular medications to avoid feeling unwell during your trip.

October is the perfect month to enjoy Aomori’s autumn foliage. If you want to see several famous spots in one day without the hassle of transfers, joining a local one-day bus tour is highly recommended. Sit back and relax as you take in stunning views at places like Oirase Gorge and Hirosaki Castle, making your autumn trip both easy and memorable.

By mid-October, Oirase Gorge transforms into a living painting. The trees along the stream blaze with shades of red, orange, and yellow, beautifully reflected in the flowing waters. If you have more time, head to nearby Mt. Hakkoda and ride the ropeway for sweeping views of entire mountainsides covered in brilliant foliage.

Aomori’s cultural sites also shine in autumn. In Hirosaki City, Hirosaki Castle hosts the Chrysanthemum and Autumn Foliage Festival. The castle’s ancient walls and moat, framed by fiery maple leaves and blooming chrysanthemums, create a dreamlike atmosphere. During the day you can stroll through the grounds, while at night the illuminated scenery offers a magical view.

In November, temperatures in Aomori drop below 10°C (50°F) as the autumn foliage season comes to an end and the white winter landscape approaches. It’s a wonderful time to visit spots like Lake Towada, Oirase Gorge, and Hirosaki Castle to take in the beauty of late autumn.

Rainfall in Aomori is higher in November compared to September and October, so it’s a good idea to keep a folding umbrella on hand just in case.

As November arrives, Aomori shifts toward winter. While the romantic snowscapes have yet to appear, the quiet beauty of late autumn has its own special charm. With fewer crowds and a calm atmosphere, it’s an ideal season for travelers who enjoy a slower pace and time for reflection.

One highlight is Mt. Hakkoda. Although the autumn leaves are gone, the mountaintop often receives its first snowfall, creating the rare sight of colorful foliage mingling with snow and frost. The views are both dramatic and serene, and the ropeway offers the easiest way to take it all in.

November is also the perfect time to enjoy hot springs. Aomori is home to many renowned onsen, such as Sukayu Onsen, where soaking in the warm waters against the crisp late-autumn air is pure bliss. For a change of pace, head into Aomori City to browse local specialties at A-FACTORY or the Aomori Prefecture Tourist Center, and sample apple-based sweets and drinks that showcase the region’s unique culture.

Located at the northern tip of Japan’s main island, Aomori begins to see autumn colors from early October, with foliage appearing gradually across its sightseeing spots.

Yes, it can feel quite chilly, often similar to midwinter cold spells in other regions. Since many attractions are outdoors, it’s best to bring plenty of warm clothing to stay comfortable and avoid catching a cold.

Think winter wear: warm coats, thermal layers, and cold-weather accessories are recommended to stay cozy while sightseeing.

With crisp weather and abundant natural beauty, Aomori is an ideal autumn destination. From historic castles to World Heritage landscapes, the sights are unforgettable. Visit during peak foliage to see the region transformed into a sea of brilliant red leaves—this autumn, make Aomori your place to enjoy the season to the fullest!