Santorini weather live forecast

Today's maximum temperature in Santorini is expected to be 20°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 Wednesday 3rd 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 Thursday 4th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 20°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 52% chance of some rain and a fresh breeze of 38 kph from the south-east.

  • 20°C maximum temperature20
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 52% chance of some rain52
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 38 kph from the South-East38
    kph wind from SE

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Santorini weather for Friday 5th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 20°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a strong breeze of 40 kph from the south-west.

  • 20°C maximum temperature20
    °C maximum temperature
  • 16°C minimum temperature16
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 91% chance of some rain91
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 20°C wind chill20
    °C wind chill
  • Strong breeze of 40 kph from the South-West40
    kph wind from SW

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Santorini weather for Saturday 6th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 19°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 89% chance of some rain and a moderate breeze of 20 kph from the south-west.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 89% chance of some rain89
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the South-West20
    kph wind from SW

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Santorini weather for Sunday 7th December 2025

Expect isolated thunderstorms in Santorini with a maximum temperature of 18°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a moderate breeze of 20 kph from the north-west.

  • 18°C maximum temperature18
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 20 kph from the North-West20
    kph wind from NW

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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 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 64% chance of some rain and a fresh breeze of 31 kph from the north.

  • 18°C maximum temperature18
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 64% chance of some rain64
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    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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Metric (°C / mm)  |  Imperial (°F / inches)

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