Greece weather in May 2025

Expect 75°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Greece in May. Check more long-term weather averages for Greece in May before you book your next holiday to Greece in 2025/2026.

  • 75°F maximum daytime temperature in May in Greece (Athens)75
    75°F max day temperature
  • 10 hours of sunshine per day
  • 5 days with some rainfall in May in Greece (Athens)5
    5 days with some rainfall
  • 57°F minimum night-time temperature in May in Greece (Athens)57
    57°F min night temperature
  • 14 hours of daylight per day in May in Greece (Athens)14
    14 hours of daylight per day
  • No heat & humidity in May in Greece (Athens)0
    No heat & humidity
  • 0.9 inches monthly rainfall in May in Greece (Athens)0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Greece (Athens)8
    8 (Very High) UV index
  • 64°F sea temperature in May in Greece (Athens)64
    64°F sea temperature

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The May weather guide for Greece (Athens) 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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Metric (°C)  |  Imperial (°F)

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More about Greece

How hot is it in Greece in May?

Daytime temperatures usually reach 75°F in Athens, Greece in May, falling to 57°F at night.

How sunny is it in Greece in May?

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

How warm is the sea around Greece in May?

The average sea temperature around Athens, Greece in May is 64°F.

Does it rain in Greece in May?

There are usually 5 days with some rain in Athens, Greece in May and the average monthly rainfall is 0.9 inches.

Greece May sunrise & sunset times

Browse the sunrise and sunset times for Greece in May 2025. Select a month to view Greece sunrise and sunset times for the next 12 months. The Greece sunrise and sunset times shown below are for Athens.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:29 19:16
Friday, 16th May 2025 05:14 19:29
Saturday, 31st May 2025 05:05 19:41

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