Tokyo weather in January 2026

Expect daytime maximum temperatures of 10°C in Tokyo in January based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 43 mm of rainfall in the month.

  • 10°C maximum daytime temperature in January in Tokyo10
    10°C max day temperature
  • 6 hours of sunshine per day
  • 9 days with some rainfall in January in Tokyo9
    9 days with some rainfall
  • 0°C minimum night-time temperature in January in Tokyo0
    0°C min night temperature
  • 10 hours of daylight per day in January in Tokyo10
    10 hours of daylight per day
  • No heat & humidity in January in Tokyo0
    No heat & humidity
  • 43 mm monthly rainfall in January in Tokyo43
    43 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Tokyo2
    2 (Low) UV index
  • 15°C sea temperature in January in Tokyo15
    15°C sea temperature

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The January weather guide for Japan (Tokyo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Japan

How warm is it in Tokyo in January?

Daytime temperatures usually reach 10°C in Tokyo in January, falling to 0°C at night.

How sunny is it in Tokyo in January?

There are normally 6 hours of bright sunshine each day in Tokyo in January - that's 59% of daylight hours.

How warm is the sea around Tokyo in January?

The average sea temperature around Tokyo in January is 15°C.

Does it rain in Tokyo in January?

There are usually 9 days with some rain in Tokyo in January and the average monthly rainfall is 43mm.

Tokyo January sunrise & sunset times

Browse the sunrise and sunset times for Tokyo in January 2026. Select a month to view Tokyo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:51 16:38
Friday, 16th January 2026 06:50 16:52
Saturday, 31st January 2026 06:42 17:07

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