Rethymnon weather in May 2025

Expect 24°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Rethymnon in May. Check more long-term weather averages for Rethymnon in May before you book your next holiday to Crete in 2025/2026.

  • 24°C maximum daytime temperature in May in Rethymnon24
    24°C max day temperature
  • 10 hours of sunshine per day
  • 3 days with some rainfall in May in Rethymnon3
    3 days with some rainfall
  • 15°C minimum night-time temperature in May in Rethymnon15
    15°C min night temperature
  • 14 hours of daylight per day in May in Rethymnon14
    14 hours of daylight per day
  • No heat & humidity in May in Rethymnon0
    No heat & humidity
  • 14 mm monthly rainfall in May in Rethymnon14
    14 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in May in Rethymnon9
    9 (Very High) UV index
  • 19°C sea temperature in May in Rethymnon19
    19°C sea temperature

More about Rethymnon

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The May weather guide for Crete (Rethymnon) 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 Crete

How hot is it in Rethymnon in May?

Daytime temperatures usually reach 24°C in Rethymnon in May, falling to 15°C at night.

How sunny is it in Rethymnon in May?

There are normally 10 hours of bright sunshine each day in Rethymnon in May - that's 70% of daylight hours.

How warm is the sea around Rethymnon in May?

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

Does it ever rain in Rethymnon in May?

There are usually 3 days with some rain in Rethymnon in May and the average monthly rainfall is 14mm.

Rethymnon May sunrise & sunset times

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


Date Sunrise times Sunset times
Thursday, 1st May 2025 05:31 19:08
Friday, 16th May 2025 05:17 19:20
Saturday, 31st May 2025 05:09 19:31

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