SeasonScore
Sendai, Japan
Photo: Enirac Sum · Public domain

Japan

Sendai in April

🌸 Spring (cherry blossom)

Cool and some showers.

🎒 Pack: warm jacket for evenings

Best months: May (9.2), Jun (8.9), Apr (8.8)

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Why April scores 8.8What goes into the score

How it works
🌡️ 16° / 6°C🌧️ 90 mm💧 dew pt 5°🍃 PM2.5 12
  • Weather comfort8.3
    • !Cool (16°C highs / 6°C lows)
    • ✓Comfortable humidity (dew point 5.2°C)
    • ✓Mostly dry (~90 mm rain)
  • Air quality8.8
    • ✓Good (within WHO guideline) (PM2.5 ~12 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline9.0
    • ·Normal precautions
Compare monthsPut April side by side with another month
AprMay
Score8.8 Excellent9.2 Excellent
Season🌸 Spring (cherry blossom)🌿 Late spring
High / low16° / 6°20° / 12°
Rain90 mm110 mm
Humiditydew pt 5°dew pt 11°
PM2.512 µg/m³10 µg/m³

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

Holidays & crowdsApril 2027

Peak season

Cherry-blossom 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.

Other public holidays: Showa Day (29 Apr)

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

Nature calendarBlossoms, leaves & seasons in Sendai

  • Cherry blossom 2026 (what actually happened)In April2026 actual
    First blooms 31 Mar 2026, full bloom 4 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 blossomIn AprilTypical dates
    First blooms ~8 Apr, full bloom ~13 Apr

    Typical dates (1991–2020 normal). In 2021–2026 first blooms came between 26 Mar and 8 Apr (31 Mar in 2026). Blossoms last about a week after full bloom.

    Source: Japan Meteorological Agency

  • Snowy daysIn AprilTypical dates
    Snow likely Nov–Apr (most in Jan: ~21 days)

    Average number of days with snowfall at Sendai. About 21 cm of snow falls in an average Jan.

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

  • 2026 forecast: Naruko Gorge2026 forecast
    Peak from ~25 Oct 2026

    Last year the peak began 25 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: Akiu Great FallsTypical dates
    Usually late-Oct to early-Nov

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

  • Autumn leaves: Naruko Gorge (day trip)Typical dates
    Usually mid-Oct to early-Nov

    Usual peak viewing window for this spot.

    Source: Japan Weather Association (tenki.jp)

Explore SendaiEvents, sights, food & souvenirs

Check event dates locally

Sendai is the largest city in Tōhoku, founded by the warlord Date Masamune, known for its tree-lined avenues, beef tongue and the summer Tanabata festival.

Events in April
Cherry Blossom SeasonAcross Japan

Sakura hanami picnics and illuminations across the country.

Golden WeekAcross Japan

Four national holidays in one week; the busiest domestic travel period.

Coming up later

Aoba MatsuriDate variesUsually the third weekend of May

A festival with decorated floats and the Suzume Odori sparrow dance.

Why go: A good spring festival with less crowding than Tanabata.

Where: Central Sendai, Jōzenji-dōri

Sendai Tanabata MatsuriEvery year6-8 August every year

One of Japan's biggest Tanabata festivals, with huge paper streamers hung throughout the arcades.

Why go: Hotels book out well in advance.

Where: Central shopping arcades

Jōzenji Streetjazz FestivalDate variesUsually the second weekend of September

Hundreds of amateur bands play outdoors across the city centre.

Why go: Free to watch.

Where: Streets and parks around Jōzenji-dōri