Oia weather

Our guide to the weather in Oia during July

25

Average high

7

UV Index

3mm

Monthly rainfall

24

Sea temperature

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 July.

How warm is it in Oia during July?

The temperature is extremely stable in July with average highs of 25℃ and lows just 1℃ lower at 24℃. Of course, the high humidity will make it feel even hotter. 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 July?

The answer is no. Oia is typically bone dry in July. You're not likely to see a thunderstorm during your trip.

Is it windy in Oia during July?

Expect moderate breeze becoming stronger at times during July, with occasional gusts up to 25mph. The high humidity and warm temperature will make the breeze feel warm, so any cooling effect will be limted.

How warm is the sea in Oia during July?

The water temperature around Oia reaches a pleasant 24℃ during July. While generally considered warm, some people might find it a little on the cool side on entering the water. The hot air temperature and relatively high humidity will mean that you will feel comfortably warm when coming out of the water.

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Weather in Oia

Our month-by-month guide to the weather and climate in Oia

14.5

Oia weather in

January
14.7

Oia weather in

February
15.2

Oia weather in

March
17.0

Oia weather in

April
20.1

Oia weather in

May
23.4

Oia weather in

June
25.4

Oia weather in

July
25.9

Oia weather in

August
24.4

Oia weather in

September
21.6

Oia weather in

October
19.0

Oia weather in

November
16.2

Oia weather in

December