Santorini weather in July 2025

Expect 82°F daytime maximum temperatures in the shade with on average 13 hours of sunshine per day in Santorini in July. Check more long-term weather averages for Santorini in July before you book your next holiday to Santorini in 2025/2026.

  • 82°F maximum daytime temperature in July in Santorini (Thira)82
    82°F max day temperature
  • 13 hours of sunshine per day
  • 1 day with some rainfall in July in Santorini (Thira)1
    1 day with some rainfall
  • 72°F minimum night-time temperature in July in Santorini (Thira)72
    72°F min night temperature
  • 14 hours of daylight per day in July in Santorini (Thira)14
    14 hours of daylight per day
  • Moderate heat & humidity in July in Santorini (Thira)M
    Moderate heat & humidity
  • 0.0 inches monthly rainfall in July in Santorini (Thira)0.0
    0.0 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Santorini (Thira)10
    10 (Very High) UV index
  • 73°F sea temperature in July in Santorini (Thira)73
    73°F sea temperature

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The July 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 July. Select a holiday destination to see more weather parameters.

All Santorini destinations

Metric (°C)  |  Imperial (°F)

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How hot is it in Santorini in July?

Daytime temperatures usually reach 82°F in Thira, Santorini in July with moderate heat and humidity, falling to 72°F at night.

How sunny is it in Santorini in July?

There are normally 13 hours of bright sunshine each day in Thira, Santorini in July - that's 93% of daylight hours.

How warm is the sea around Santorini in July?

The average sea temperature around Thira, Santorini in July is 73°F.

Does it ever rain in Santorini in July?

There is usually 1 day with some rain in Thira, Santorini in July and the average monthly rainfall is 0.0 inches.

Santorini July sunrise & sunset times

Browse the sunrise and sunset times for Santorini in July 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
Tuesday, 1st July 2025 05:04 19:40
Wednesday, 16th July 2025 05:13 19:36
Thursday, 31st July 2025 05:24 19:25

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