Santorini weather live forecast

Today's maximum temperature in Santorini is expected to be 18°C. Select a day from the live weather forecast for Santorini (Thira), Greece for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 6th December 2025 GMT

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

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Below are temperatures expected today at popular countries, regions and places in Santorini. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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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 Sunday 7th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 18°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 71% chance of some rain and a light breeze of 10 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 71% chance of some rain71
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Light breeze of 10 kph from the North10
    kph wind from N

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Santorini weather for Monday 8th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 18°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a fresh breeze of 35 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 65% chance of some rain65
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Fresh breeze of 35 kph from the North35
    kph wind from N

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Santorini weather for Tuesday 9th December 2025

Expect scattered clouds in Santorini with a maximum temperature of 17°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 37 kph from the north.

  • 17°C maximum temperature17
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 37 kph from the North37
    kph wind from N

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Santorini weather for Wednesday 10th December 2025

Expect scattered clouds in Santorini with a maximum temperature of 17°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the north.

  • 17°C maximum temperature17
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 31 kph from the North31
    kph wind from N

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Santorini weather for Thursday 11th December 2025

Expect scattered clouds in Santorini with a maximum temperature of 18°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 18°C wind chill18
    °C wind chill
  • Moderate breeze of 26 kph from the North26
    kph wind from N

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

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