The weather in Santorini in October is hot. The average temperatures are between 21°C and 22°C.
You can expect a few rainy days in Santorini during October, but usually the weather is comfortable in October.
Our weather forecast can give you a great sense of what weather to expect in Santorini in October 2025.
If you’re planning to visit Santorini in the near future, we highly recommend that you review the 14 day weather forecast for Santorini before you arrive.
Temperatures
22° / 21°
Rainy Days
2
Snowy Days
0
Dry Days
29
Rainfall
51
mm
Sun Hours
11.7
Hrs
