Santorini weather
Our guide to the weather in Santorini during October
Santorini is a stunningly beautiful island in the Greek Cyclades, offering breathtaking views and a vibrant cultural scene. October is a great time to visit, as temperatures are mild and the crowds are smaller. We've looked at the most up-to-date weather data for Santorini, 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 Santorini weather in October.
How warm is it in Santorini during October?
The temperature is extremely stable in October with average highs of 22℃ and lows just 1℃ lower at 21℃. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.
Does it rain in Santorini during October?
On average, there will be 2 rainy days during the month, amounting to 47.6mm in total. That's broadly comparable with the amount of rain we see in England during the summer months, and would be considered dry. There's a small chance that you'll catch a thunderstorm during your trip.
Is it windy in Santorini during October?
Expect moderate breeze becoming stronger at times during October, with occasional gusts up to 19mph. With warm air temperatures and high humidity, any breeze will feel warm but refreshing.
How warm is the sea in Santorini during October?
The water temperature around Santorini reaches a pleasant 22℃ during October. While generally considered warm, some people might find it a little on the cool side on entering the water.
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Santorini is a Greek island that was created by volcanic eruptions hundreds of years ago. Today the island is a whitewashed paradise that offers visitors some of the most iconic images of Greece. If you are planning a trip to Santorini, Greece, be sure to check out the ultimate Santorini Travel Guide. You can also read about my ultimate self-guided ATV adventure around Santorini and my guide for what to wear in Santorini....
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