Santorini weather in June 2025

Expect 26°C daytime maximum temperatures in the shade with on average 13 hours of sunshine per day in Santorini in June. Check more long-term weather averages for Santorini in June before you book your next holiday to Santorini in 2025/2026.

  • 26°C maximum daytime temperature in June in Santorini (Thira)26
    26°C max day temperature
  • 13 hours of sunshine per day
  • 1 day with some rainfall in June in Santorini (Thira)1
    1 day with some rainfall
  • 19°C minimum night-time temperature in June in Santorini (Thira)19
    19°C min night temperature
  • 15 hours of daylight per day in June in Santorini (Thira)15
    15 hours of daylight per day
  • Low heat & humidity in June in Santorini (Thira)L
    Low heat & humidity
  • 4 mm monthly rainfall in June in Santorini (Thira)4
    4 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Santorini (Thira)10
    10 (Very High) UV index
  • 22°C sea temperature in June in Santorini (Thira)22
    22°C sea temperature

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The June weather guide for Santorini (Thira) 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.

Top Santorini destinations

Below are average maximum temperatures at popular countries, regions and places in Santorini in June. Select a holiday destination to see more weather parameters.

All Santorini destinations

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Santorini in June?

Daytime temperatures usually reach 26°C in Thira, Santorini in June with low heat and humidity, falling to 19°C at night.

How sunny is it in Santorini in June?

There are normally 13 hours of bright sunshine each day in Thira, Santorini in June - that's 87% of daylight hours.

How warm is the sea around Santorini in June?

The average sea temperature around Thira, Santorini in June is 22°C.

Does it ever rain in Santorini in June?

There is usually 1 day with some rain in Thira, Santorini in June and the average monthly rainfall is 4mm.

Santorini June sunrise & sunset times

Browse the sunrise and sunset times for Santorini in June 2025. Select a month to view Santorini sunrise and sunset times for the next 12 months. The Santorini sunrise and sunset times shown below are for Thira.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st June 2025 05:02 19:31
Sunday, 15th June 2025 05:00 19:38
Monday, 30th June 2025 05:04 19:40

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