Kamaishi weather in January 2026

Expect 4°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Kamaishi in January based on long-term weather averages. There is usually 22 days with some rainfall and 42 mm of average monthly rainfall in January.

  • 4°C maximum daytime temperature in January in Kamaishi4
    4°C max day temperature
  • 5 hours of sunshine per day
  • 22 days with some rainfall in January in Kamaishi22
    22 days with some rainfall
  • -4°C minimum night-time temperature in January in Kamaishi-4
    -4°C min night temperature
  • 10 hours of daylight per day in January in Kamaishi10
    10 hours of daylight per day
  • No heat & humidity in January in Kamaishi0
    No heat & humidity
  • 42 mm monthly rainfall in January in Kamaishi42
    42 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in January in Kamaishi2
    2 (Low) UV index
  • 10°C sea temperature in January in Kamaishi10
    10°C sea temperature

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The January weather guide for Japan (Kamaishi) 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 cold is it in Kamaishi in January?

Daytime temperatures usually reach 4°C in Kamaishi in January, falling to -4°C at night.

How sunny is it in Kamaishi in January?

There are normally 5 hours of bright sunshine each day in Kamaishi in January - that's 53% of daylight hours.

Is the sea cold around Kamaishi in January?

The average sea temperature around Kamaishi in January is 10°C.

Does it rain in Kamaishi in January?

There are usually 22 days with some rain in Kamaishi in January and the average monthly rainfall is 42mm. Rain may fall as snow in this month.

Kamaishi January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 06:52 16:20
Friday, 16th January 2026 06:50 16:34
Saturday, 31st January 2026 06:41 16:51

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