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Heraklion weather in May 2025
Expect 23°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Heraklion in May. Check more long-term weather averages for Heraklion in May before you book your next holiday to Crete in 2025/2026.
- 23°C max day temperature
23 - 10 hours of sunshine per day
- 3 days with some rainfall
3 - 14°C min night temperature
14 - 14 hours of daylight per day
14 - No heat & humidity
0 - 20 mm of monthly rainfall
20 - 9 (Very High) UV index
9 - 19°C sea temperature
19
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The May weather guide for Crete (Heraklion) 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)
More about Crete
How hot is it in Heraklion in May?
Daytime temperatures usually reach 23°C in Heraklion in May, falling to 14°C at night.
How sunny is it in Heraklion in May?
There are normally 10 hours of bright sunshine each day in Heraklion in May - that's 69% of daylight hours.
How warm is the sea around Heraklion in May?
The average sea temperature around Heraklion in May is 19°C.
Does it ever rain in Heraklion in May?
There are usually 3 days with some rain in Heraklion in May and the average monthly rainfall is 20mm.
Heraklion May sunrise & sunset times
Browse the sunrise and sunset times for Heraklion in May 2025. Select a month to view Heraklion sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Thursday, 1st May 2025 | 05:28 | 19:06 |
| Friday, 16th May 2025 | 05:14 | 19:18 |
| Saturday, 31st May 2025 | 05:06 | 19:29 |
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