Koya weather in January 2021

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  • 6°C maximum daytime temperature in January in Koya6
    6°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in January in Koya17
    17 days with some rainfall
  • -1°C minimum night-time temperature in January in Koya-1
    -1°C min night temperature
  • 10 hours of daylight per day in January in Koya10
    10 hours of daylight per day
  • No heat & humidity in January in Koya0
    No heat & humidity
  • 51 mm monthly rainfall in January in Koya51
    51 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Koya3
    3 (Moderate) UV index
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The January weather guide for Koya, Japan 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.

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How cold is it in Koya in January?

Daytime temperatures usually reach 6°C in Koya in January, falling to -1°C at night.

How sunny is it in Koya in January?

There are normally 5 hours of bright sunshine each day in Koya in January - that's 46% of daylight hours.

Does it rain in Koya in January?

There are usually 17 days with some rain in Koya in January and the average monthly rainfall is 51mm.

Koya sunrise & sunset times for January 2021

Browse the sunrise & sunset times for Koya in January 2021. Select a month to view Koya sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st January 2021 07:04 16:59
Saturday, 16th January 2021 07:03 17:12
Sunday, 31st January 2021 06:56 17:27
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in Japan in January for 2021/2022?

Below are average maximum temperatures at popular destinations in Japan in January. Select a destination to see more weather parameters.

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