Weather in Santorini Island for October 2025
In general, the average temperature in Santorini Island at the beginning of October is 23 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 20.4 °C by the end of October.
Precipitation in Santorini Island during October is a rare event, with an average of fewer than 2 rainy days.
Is October a good time to visit Santorini Island? check out the best time to travel to Santorini Island page.
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Santorini Island in October average weather
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2 23° | 3 23° | 4 23° | 5 23° | ||
| 6 23° | 7 22° | 8 22° | 9 23° | 10 22° | 11 23° | 12  22° |
| 13 21° | 14  22° | 15 22° | 16 22° | 17  21° | 18 20° | 19 20° |
| 20 21° | 21 21° | 22 21° | 23 21° | 24 21° | 25 21° | 26 21° |
| 27 21° | 28 20° | 29 20° | 30 20° | 31 20° |
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Temperatures trend during October in Santorini Island
October weather day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Oct. | Sunny | 24° /21° | 0.1 mm | 6 | |
| 2 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 3 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 4 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 5 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 6 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 7 Oct. | Sunny | 22° /21° | 0 mm | 6 | |
| 8 Oct. | Sunny | 22° /20° | 0 mm | 6 | |
| 9 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 10 Oct. | Sunny | 22° /21° | 0 mm | 6 | |
| 11 Oct. | Sunny | 23° /21° | 0 mm | 6 | |
| 12 Oct. | Partly cloudy | 22° /21° | 0 mm | 6 | |
| 13 Oct. | Sunny | 21° /20° | 0 mm | 6 | |
| 14 Oct. | Overcast | 22° /20° | 0.1 mm | 6 | |
| 15 Oct. | Overcast | 22° /20° | 0.9 mm | 5 | |
| 16 Oct. | Sunny | 22° /20° | 0.1 mm | 6 | |
| 17 Oct. | Cloudy | 21° /19° | 0 mm | 6 | |
| 18 Oct. | Partly cloudy | 20° /18° | 0.9 mm | 5 | |
| 19 Oct. | Partly cloudy | 20° /19° | 0 mm | 6 | |
| 20 Oct. | Sunny | 21° /19° | 0 mm | 6 | |
| 21 Oct. | Sunny | 21° /19° | 0 mm | 6 | |
| 22 Oct. | Sunny | 21° /19° | 0 mm | 5 | |
| 23 Oct. | Sunny | 21° /19° | 0 mm | 6 | |
| 24 Oct. | Sunny | 21° /20° | 0 mm | 6 | |
| 25 Oct. | Overcast | 21° /19° | 0 mm | 5 | |
| 26 Oct. | Sunny | 21° /19° | 0 mm | 6 | |
| 27 Oct. | Overcast | 21° /19° | 0 mm | 5 | |
| 28 Oct. | Sunny | 20° /19° | 0 mm | 6 | |
| 29 Oct. | Overcast | 20° /18° | 0 mm | 5 | |
| 30 Oct. | Sunny | 20° /19° | 0 mm | 5 | |
| 31 Oct. | Sunny | 20° /18° | 0.2 mm | 5 | |
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Santorini Island in October - FAQ
What to pack to Santorini Island in October?
As you prepare for your trip to Santorini Island in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Santorini Island, during October, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
October rainfall patterns in Santorini Island
UV exposure in Santorini Island during October
Quick links
Where is Santorini Island?Get accurate weather forecasts for Santorini Island, located at latitude 36.406 and longitude 25.457. Stay updated with localized weather information tailored for Santorini Island.