Koroni weather in May 2025

Expect 22°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Koroni in May. Check more long-term weather averages for Koroni in May before you book your next holiday to Peloponnese in 2025/2026.

  • 22°C maximum daytime temperature in May in Koroni22
    22°C max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in May in Koroni5
    5 days with some rainfall
  • 13°C minimum night-time temperature in May in Koroni13
    13°C min night temperature
  • 14 hours of daylight per day in May in Koroni14
    14 hours of daylight per day
  • No heat & humidity in May in Koroni0
    No heat & humidity
  • 19 mm monthly rainfall in May in Koroni19
    19 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Koroni8
    8 (Very High) UV index
  • 19°C sea temperature in May in Koroni19
    19°C sea temperature

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The May weather guide for Peloponnese (Koroni) 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 Koroni in May?

Daytime temperatures usually reach 22°C in Koroni in May, falling to 13°C at night.

How sunny is it in Koroni in May?

There are normally 10 hours of bright sunshine each day in Koroni in May - that's 67% of daylight hours.

How warm is the sea around Koroni in May?

The average sea temperature around Koroni in May is 19°C.

Does it rain in Koroni in May?

There are usually 5 days with some rain in Koroni in May and the average monthly rainfall is 19mm.

Koroni May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:38 19:21
Friday, 16th May 2025 05:24 19:34
Saturday, 31st May 2025 05:15 19:45

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