Shirahama weather in January 2026

Expect daytime maximum temperatures of 10°C in Shirahama, Japan in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 14 days with some rainfall and typically 73 mm of rainfall in the month.

  • 10°C maximum daytime temperature in January in Shirahama10
    10°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in January in Shirahama14
    14 days with some rainfall
  • 2°C minimum night-time temperature in January in Shirahama2
    2°C min night temperature
  • 10 hours of daylight per day in January in Shirahama10
    10 hours of daylight per day
  • No heat & humidity in January in Shirahama0
    No heat & humidity
  • 73 mm monthly rainfall in January in Shirahama73
    73 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Shirahama3
    3 (Moderate) UV index
  • 18°C sea temperature in January in Shirahama18
    18°C sea temperature

More about Shirahama

Shirahama by month

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The January weather guide for Japan (Shirahama) 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 Shirahama in January?

Daytime temperatures usually reach 10°C in Shirahama in January, falling to 2°C at night.

How sunny is it in Shirahama in January?

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

How warm is the sea around Shirahama in January?

The average sea temperature around Shirahama in January is 18°C.

Does it rain in Shirahama in January?

There are usually 14 days with some rain in Shirahama in January and the average monthly rainfall is 73mm.

Shirahama January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:03 17:01
Friday, 16th January 2026 07:03 17:14
Saturday, 31st January 2026 06:56 17:28

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