SeasonScore
Sendai, Japan
Photo: Enirac Sum · Public domain

Japan

Sendai in January

❄️ Winter

Cold and mostly dry.

🎒 Pack: winter coat, gloves & hat

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

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Why January scores 7.9What goes into the score

How it works
🌡️ 6° / -1°C🌧️ 42 mm💧 dew pt -3°🍃 PM2.5 9
  • Weather comfort6.2
    • !Cold (6°C highs / -1°C lows)
    • ✓Comfortable humidity (dew point -3°C)
    • ✓Mostly dry (~42 mm rain)
    • !Grey, overcast skies (~83% cloud cover on average)
  • Air quality9.4
    • ✓Good (within WHO guideline) (PM2.5 ~9 µg/m³)
  • Seasonal hazards10.0
    • ·No notable seasonal hazards
  • Safety baseline9.0
    • ·Normal precautions
Compare monthsPut January side by side with another month
JanMay
Score7.9 Very good9.2 Excellent
Season❄️ Winter🌿 Late spring
High / low6° / -1°20° / 12°
Rain42 mm110 mm
Humiditydew pt -3°dew pt 11°
PM2.59 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 & crowdsJanuary 2027

Holiday week

A long local holiday falls this month. Expect crowds at sights, fuller trains and flights, and higher hotel prices on those dates. Book ahead.

  • New Year 1–3 Jan · 3 days off in a row
  • Coming of Age Day 9–11 Jan · 3 days off in a row
  • Year-end & New Year break 29 Dec – 3 Jan

    Most businesses and some attractions close; trains and flights are busy around the start and end. Source: Japan National Tourism Organization

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

Nature calendarBlossoms, leaves & seasons in Sendai

  • Snowy daysIn JanuaryTypical 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

  • Cherry blossom 2026 (what actually happened)2026 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 blossomTypical 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

  • 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 January
DontosaiEvery year14 January every year

New Year decorations are burned in a large bonfire, and men in white make a naked pilgrimage to the shrine.

Why go: Held in the evening and cold; very crowded.

Where: Ōsaki Hachimangū

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