Koya weather in May 2020

  • 21°C maximum daytime temperature in May in Koya21
    21°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Koya16
    16 days with some rainfall
  • 12°C minimum night-time temperature in May in Koya12
    12°C min night temperature
  • 14 hours of daylight per day in May in Koya14
    14 hours of daylight per day
  • No heat & humidity in May in Koya0
    No heat & humidity
  • 197 mm monthly rainfall in May in Koya197
    197 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Koya9
    9 (Very High) UV index
  • Top deals & discounts
  • Koya weather overview
  • Koya climate averages by month
  • More destinations
  • Best time to go to Koya
  • Koya 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The May 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.

  • Book escorted tours to Japan with TUI
  • Visit Tokyo, Kyoto & more + experience the bullet train
  • Book online to get online discount + pay low deposit

TUI ToursTUI Tour deal finder

How hot is it in Koya in May?

Daytime temperatures usually reach 21°C in Koya in May, falling to 12°C at night.

How sunny is it in Koya in May?

There are normally 6 hours of bright sunshine each day in Koya in May - that's 43% of daylight hours.

Does it rain in Koya in May?

There are usually 16 days with some rain in Koya in May and the average monthly rainfall is 197mm.

Koya sunrise & sunset times for May 2020

Browse the sunrise & sunset times for Koya in May 2020. Select a month to view Koya sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2020 05:08 18:42
Saturday, 16th May 2020 04:55 18:53
Sunday, 31st May 2020 04:47 19:04
  • Book escorted tours to Japan with TUI
  • Visit Tokyo, Kyoto & more + experience the bullet train
  • Book online to get online discount + pay low deposit

TUI ToursTUI Tour deal finder

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

Back to top

Discover more about Japan

Where's hot in Japan in May?

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

More destinations & map >>

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.