Porto Heli weather in June 2025

Expect 29°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Porto Heli in June. Check more long-term weather averages for Porto Heli in June before you book your next holiday to Peloponnese in 2025/2026.

  • 29°C maximum daytime temperature in June in Porto Heli29
    29°C max day temperature
  • 11 hours of sunshine per day
  • 2 days with some rainfall in June in Porto Heli2
    2 days with some rainfall
  • 17°C minimum night-time temperature in June in Porto Heli17
    17°C min night temperature
  • 15 hours of daylight per day in June in Porto Heli15
    15 hours of daylight per day
  • Moderate heat & humidity in June in Porto HeliM
    Moderate heat & humidity
  • 11 mm monthly rainfall in June in Porto Heli11
    11 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Porto Heli9
    9 (Very High) UV index
  • 23°C sea temperature in June in Porto Heli23
    23°C sea temperature

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The June weather guide for Peloponnese (Porto Heli) 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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How hot is it in Porto Heli in June?

Daytime temperatures usually reach 29°C in Porto Heli in June with moderate heat and humidity, falling to 17°C at night.

How sunny is it in Porto Heli in June?

There are normally 11 hours of bright sunshine each day in Porto Heli in June - that's 76% of daylight hours.

How warm is the sea around Porto Heli in June?

The average sea temperature around Porto Heli in June is 23°C.

Does it ever rain in Porto Heli in June?

There are usually 2 days with some rain in Porto Heli in June and the average monthly rainfall is 11mm.

Porto Heli June sunrise & sunset times

Browse the sunrise and sunset times for Porto Heli in June 2025. Select a month to view Porto Heli sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:08 19:43
Sunday, 15th June 2025 05:06 19:50
Monday, 30th June 2025 05:10 19:52

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