SeasonScore
Nagoya, Japan
Photo: AndreCarrotflower · CC BY-SA 3.0

Japan

Nagoya in September

🌀 Late summer / typhoon season

Warm, humid and very wet. Watch for tropical cyclone risk.

🎒 Pack: compact umbrella or rain jacket · quick-dry fabrics

Best months: May (8.9), Apr (8.8), Nov (8.8)

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Why September scores 7.6What goes into the score

How it works
🌡️ 29° / 21°C🌧️ 232 mm💧 dew pt 21°🍃 PM2.5 15
  • Weather comfort6.9
    • ✓Warm (29°C highs / 21°C lows)
    • !Very humid/sticky (dew point 21.2°C)
    • !Wet: ~232 mm rain, ~7 heavy-rain days
  • Air quality8.4
    • ✓Good (within WHO guideline) (PM2.5 ~15 µg/m³)
  • Seasonal hazards8.0
    • !Tropical cyclone: Peak of the Western Pacific typhoon season
    • !Flood: ~7 heavy-rain days in an average September
  • Safety baseline9.0
    • ·Normal precautions
Compare monthsPut September side by side with another month
SepMay
Score7.6 Very good8.9 Excellent
Season🌀 Late summer / typhoon season🌿 Late spring
High / low29° / 21°25° / 15°
Rain232 mm150 mm
Humiditydew pt 21°dew pt 14°
PM2.515 µg/m³16 µg/m³

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

Holidays & crowdsSeptember 2027

Long weekend

There's at least one long weekend. Domestic travel picks up and popular spots get busier over those days.

  • Silver Week 18–20 Sep · 3 days off in a row

Other public holidays: Autumnal Equinox Day (23 Sep)

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

Nature calendarBlossoms, leaves & seasons in Nagoya

  • 2026 forecast: Korankei2026 forecast
    Peak from ~16 Nov 2026

    Last year the peak began 17 Nov. 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

  • Cherry blossom 2026 (what actually happened)2026 actual
    First blooms 17 Mar 2026, full bloom 30 Mar 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 ~24 Mar, full bloom ~2 Apr

    Typical dates (1991–2020 normal). In 2021–2026 first blooms came between 17 Mar and 28 Mar (17 Mar in 2026). Blossoms last about a week after full bloom.

    Source: Japan Meteorological Agency

  • Autumn leaves: Korankei (day trip)Typical dates
    Usually mid-Nov to late-Nov

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

  • Autumn leaves: Higashiyama Zoo & Botanical GardensTypical dates
    Usually late-Nov to early-Dec

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

Explore NagoyaEvents, sights, food & souvenirs

Check event dates locally

Japan's fourth-largest city and centre of the Chūkyō industrial region, known for its castle, Atsuta Shrine, Toyota heritage and distinctive local food.

Events in September

No major events on our calendar for September.

Coming up later

Nagoya FestivalDate variesUsually mid-October, on a weekend

A city festival with a parade of the three unifiers of Japan and karakuri puppet floats.

Why go: Parade routes in the centre are crowded.

Where: Hisaya Ōdōri and central Nagoya

Nagoya Women's MarathonDate variesUsually March

One of the world's largest women's marathons.

Why go: Roads close in the centre on race day.

Where: City streets, starting and finishing at Vantelin Dome

Cherry blossom seasonDate variesUsually late March to early April

Peak bloom brings hanami picnics and evening illuminations.

Why go: Bloom dates vary each year by about a week.

Where: Nagoya Castle, Tsuruma Park and the Yamazaki River