Santorini weather forecast

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Below are temperatures expected tomorrow at popular destinations in Santorini. Select a destination to see the 5-day weather forecast.

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The 5-day weather forecast for Santorini is provided by the Swiss meteorological agency, MeteoBlue. Find out more about our data sources.

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Santorini weather forecast by day

Below are the detailed weather forecasts for Santorini for the next 5 days. The forecasts shown are for Thira and may not represent the whole of Santorini. Browse more destinations in Santorini to view more weather forecasts.

Santorini weather for Saturday 15th May 2021

Below is the Santorini weather forecast for Saturday 15th May 2021. Expect scattered clouds in Santorini with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 11 kph from the South-West11
    kph wind from SW

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Santorini weather for Sunday 16th May 2021

Below is the Santorini weather forecast for Sunday 16th May 2021. Expect scattered clouds in Santorini with a maximum temperature of 21°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 21°C maximum temperature21
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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Santorini weather for Monday 17th May 2021

Below is the Santorini weather forecast for Monday 17th May 2021. Expect clear skies in Santorini with a maximum temperature of 23°C, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 12 kph from the West12
    kph wind from W

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Santorini weather for Tuesday 18th May 2021

Below is the Santorini weather forecast for Tuesday 18th May 2021. Expect clear skies in Santorini with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Clear skies
    clear skies
  • 14 hours of bright sunshine14
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 17 kph from the South-West17
    kph wind from SW

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Santorini weather for Wednesday 19th May 2021

Below is the Santorini weather forecast for Wednesday 19th May 2021. Expect clear skies in Santorini with a maximum temperature of 25°C, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Clear skies
    clear skies
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Moderate breeze of 20 kph from the West20
    kph wind from W

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  • Travel before 31st August 2021 (inclusive)
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Metric (°C / mm)  |  Imperial (°F / inches)

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