Oia weather
Our guide to the weather in Oia during May
We've looked at the most up-to-date weather data for Oia, covering the last 12 years up to 2024, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Oia weather in May.
How warm is it in Oia during May?
The temperature is extremely stable in May with average highs of 20℃ and lows just 1℃ lower at 19℃. The UV index will be high at this time of year, so protection against skin and eye damage is needed. Try to limit exposure between 10am and 4pm. Apply broad spectrum SPF 30+ sunscreen every few hours, even if it's cloudy, or more frequently after sweating or swimming, and wear UV-blocking sunglasses too, and bear in mind that bright surfaces, such as sand and water increase UV exposure.
Does it rain in Oia during May?
On average, in May you'll see rain on just one day in the month. In other words, you shouldn't see any of the wet stuff. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Oia during May?
You're unlikely to experience any strong winds. Expect a gentle breeze that increases to moderate at times during May. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.
How warm is the sea in Oia during May?
The water around Oia is around 19℃ during May. It will feel a little on the cool when first entering, but you'll warm up quickly. Most kids will have no problem with this temperature, but those who feel the cold are unlikely to want to swim.
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