SeasonScore
Aomori, Japan
Photo: 掬茶 · CC BY-SA 4.0

Japan

Aomori in October

🍂 Autumn

Pleasant and some showers.

🎒 Pack: warm jacket for evenings · compact umbrella or rain jacket

Best months: May (9.3), Jun (9.3), Sep (9.2)

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Why October scores 9.2What goes into the score

How it works
🌡️ 18° / 9°C🌧️ 119 mm💧 dew pt 10°🍃 PM2.5 6
  • Weather comfort8.6
    • ✓Comfortable temperatures (18°C highs / 9°C lows)
    • ✓Comfortable humidity (dew point 10°C)
    • !Wet: ~119 mm rain, ~4 heavy-rain days
  • Air quality9.9
    • ✓Good (within WHO guideline) (PM2.5 ~6 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline9.0
    • ·Normal precautions
Compare monthsPut October side by side with another month
OctMay
Score9.2 Excellent9.3 Excellent
Season🍂 Autumn🌷 Spring
High / low18° / 9°19° / 9°
Rain119 mm77 mm
Humiditydew pt 10°dew pt 10°
PM2.56 µg/m³9 µg/m³

Typical-month data: NASA POWER (MERRA-2 reanalysis) 2015–2024 (modelled, not a forecast). Temperatures: Aomori weather-station normals. Rainfall: Aomori weather-station normals (national met service).

Holidays & crowdsOctober 2027

Peak season

Autumn-leaf season is one of the busiest times of year for visitors. Hotels fill up and the best-known viewing spots get very crowded, so book early and go at sunrise or on weekdays.

  • Sports Day 9–11 Oct · 3 days off in a row

National holidays only; regional holidays and school breaks aren't included. Source: holidays (open-source public-holiday calendar).

Nature calendarBlossoms, leaves & seasons in Aomori

  • 2026 forecast: Oirase GorgeIn October2026 forecast
    Peak from ~15 Oct 2026

    Last year the peak began 28 Oct. JWA expects most of Japan to be on time or a little later than usual this year.

    Source: Japan Weather Association (tenki.jp), forecast 14 Oct 2026

  • Autumn leaves: Oirase Gorge (day trip)In OctoberTypical dates
    Usually mid-Oct to early-Nov

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

  • Autumn leaves: Hirosaki ParkIn OctoberTypical dates
    Usually mid-Oct to mid-Nov

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

  • Autumn leaves: HakkodaIn OctoberTypical dates
    Usually late-Sep to late-Oct

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

  • Cherry blossom 2026 (what actually happened)2026 actual
    First blooms 13 Apr 2026, full bloom 16 Apr 2026

    Observed by JMA at the city's official sample tree. The 2027 forecast isn't out yet: Japanese weather companies such as the Japan Weather Association usually publish the first one in January, and we add it then.

    Source: Japan Meteorological Agency

  • Cherry blossomTypical dates
    First blooms ~22 Apr, full bloom ~26 Apr

    Typical dates (1991–2020 normal). In 2021–2026 first blooms came between 7 Apr and 17 Apr (13 Apr in 2026). Blossoms last about a week after full bloom.

    Source: Japan Meteorological Agency

  • Snowy daysTypical dates
    Snow likely Nov–Apr (most in Jan: ~30 days)

    Average number of days with snowfall at Aomori. About 195 cm of snow falls in an average Jan.

    Source: Aomori weather-station normals (national weather service, via Wikipedia climate table)

Explore AomoriEvents, sights, food & souvenirs

Check event dates locally

Aomori is the northern Honshu port city famous for its summer Nebuta festival and apples, and a base for Lake Towada, Oirase Gorge and the snowy Hakkōda mountains.

Events in October
Oirase Gorge autumn leavesDate variesUsually mid to late October

Seasonal autumn colour along the forest stream.

Why go: Roads get congested at weekends during the peak.

Where: Oirase Gorge and Lake Towada

Coming up later

Hirosaki Cherry Blossom FestivalDate variesUsually late April to early May

About 2,600 cherry trees bloom around Hirosaki Castle and its moats.

Why go: One of Japan's most famous blossom spots; peak timing varies with the weather.

Where: Hirosaki Park, Hirosaki (about 45 minutes from Aomori)

Aomori Nebuta MatsuriEvery year2-7 August every year

Huge illuminated paper floats parade through the city with drummers and dancing haneto.

Why go: Visitors can join the haneto dancers if wearing the costume; hotels sell out early.

Where: Central Aomori

Plan this tripTickets, data and transfers for Aomori

Airport transfer Kiwitaxi

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