Santorini weather

Below are the temperatures expected today at popular destinations in Santorini. Select a destination to compare today's forecast with average weather conditions.

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Recommended for Santorini

The weather guide for Santorini (Thira) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

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  • Best time to go to Santorini
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

When is the best time to go to Santorini?

The best time to go to Santorini (Thira) is May, June, July, August and September based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°C)

  • 14°C maximum daytime temperature in January in Santorini (Thira)14
    Jan
  • 14°C maximum daytime temperature in February in Santorini (Thira)14
    Feb
  • 16°C maximum daytime temperature in March in Santorini (Thira)16
    Mar
  • 19°C maximum daytime temperature in April in Santorini (Thira)19
    Apr
  • 22°C maximum daytime temperature in May in Santorini (Thira)22
    May
  • 26°C maximum daytime temperature in June in Santorini (Thira)26
    Jun
  • 28°C maximum daytime temperature in July in Santorini (Thira)28
    Jul
  • 27°C maximum daytime temperature in August in Santorini (Thira)27
    Aug
  • 25°C maximum daytime temperature in September in Santorini (Thira)25
    Sep
  • 22°C maximum daytime temperature in October in Santorini (Thira)22
    Oct
  • 19°C maximum daytime temperature in November in Santorini (Thira)19
    Nov
  • 16°C maximum daytime temperature in December in Santorini (Thira)16
    Dec

Hours of Sunshine (daily)

Best time to go for the weather

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

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More about Greece

Which is the hottest month in Santorini?

The hottest time of year in Thira, Santorini is normally August. Expect maximum daytime temperatures to reach 27°C with moderate heat and humidity.

Which month has the most rain in Santorini?

In terms of rainfall, January is usually the wettest month in Thira, Santorini with 114mm on average. There are normally 11 days in January with some rain.

When is it sunniest in Santorini?

The sunniest time of year in Thira, Santorini is normally July with bright sunshine on average for 93% of daylight hours; that's 13 hours of sunshine per day.

When is the sea warmest in Santorini?

The sea is usually at its warmest in Thira, Santorini in August when the water temperature reaches 24°C.

Compare Santorini weather with the USA

Below the Santorini weather chart shows average maximum daytime temperature for Santorini, Greece (Thira) and the USA (Washington).

Maximum daytime temperature (°C)

Santorini, Greece (Thira)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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