Oia weather

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The weather guide for Oia, Santorini 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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Which is the hottest month in Oia?

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

Which month has the most rain in Oia?

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

When is it sunniest in Oia?

The sunniest time of year in Oia 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 Oia?

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

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

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Compare Oia weather with the USA

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

Maximum daytime temperature (°C)

Oia, Santorini, Greece
USA (Washington)

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

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Where's hot in Santorini right now?

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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