Koukounaries weather in May 2025

Expect 23°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Koukounaries in May. Check more long-term weather averages for Koukounaries in May before you book your next holiday to Skiathos in 2025/2026.

  • 23°C maximum daytime temperature in May in Koukounaries23
    23°C max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in May in Koukounaries8
    8 days with some rainfall
  • 12°C minimum night-time temperature in May in Koukounaries12
    12°C min night temperature
  • 14 hours of daylight per day in May in Koukounaries14
    14 hours of daylight per day
  • No heat & humidity in May in Koukounaries0
    No heat & humidity
  • 36 mm monthly rainfall in May in Koukounaries36
    36 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Koukounaries8
    8 (Very High) UV index
  • 18°C sea temperature in May in Koukounaries18
    18°C sea temperature

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The May weather guide for Skiathos (Koukounaries) 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 Greece

How hot is it in Koukounaries in May?

Daytime temperatures usually reach 23°C in Koukounaries in May, falling to 12°C at night.

How sunny is it in Koukounaries in May?

There are normally 10 hours of bright sunshine each day in Koukounaries in May - that's 68% of daylight hours.

How warm is the sea around Koukounaries in May?

The average sea temperature around Koukounaries in May is 18°C.

Does it rain in Koukounaries in May?

There are usually 8 days with some rain in Koukounaries in May and the average monthly rainfall is 36mm.

Koukounaries May sunrise & sunset times

Browse the sunrise and sunset times for Koukounaries in May 2025. Select a month to view Koukounaries sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:28 19:20
Friday, 16th May 2025 05:12 19:34
Saturday, 31st May 2025 05:03 19:46

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