Climate of Santorini
The island Santorini has a mediterranean climate. The summers are hot and dry, and the temperature is mild in the winter. The average annual temperature for Santorini is 20° degrees and there is about 204 mm of rain in a year. It is dry for 252 days a year with an average humidity of 73% and an UV-index of 5.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 15°C and 26°C
- Night:the average nighttime temperature is between 13°C and 25°C
- Rain: it rains 85 days and there is a total of approximately 202 mm rainfall
- Sun hours: throughout the year there are 3414 sun hours
Maximum temperature: | between 15°C and 26°C |
Warmest month: | 26°C in July |
Coldest month: | 15°C in January |
Night temperature: | between 13°C and 25°C |
Dry days: | 280 days |
Days with rain: | 85 days |
Days with snow: | 0 days |
Total rain sum: | 202 mm |
Hours of sunshine: | 3414 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Santorini.
Precipitation graph
This graph shows the average amount of rainfall per month for Santorini.
Do you want to go to Santorini?
These are the travel companies where you can book a trip to Santorini:
Climate table of Santorini
In this climate table you can see at a glance what the average weather per month is for Santorini. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Santorini might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | 15 | 15 | 16 | 17 | 20 | 24 | 26 | 26 | 25 | 22 | 19 | 16 |
Night temp. (°C) | 13 | 14 | 14 | 16 | 19 | 23 | 25 | 25 | 24 | 21 | 18 | 15 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 34 | 38 | 25 | 8 | 14 | 7 | 1 | 2 | 8 | 19 | 21 | 25 |
Days with rain | 14 | 12 | 9 | 7 | 6 | 3 | 1 | - | 5 | 7 | 8 | 13 |
Dry days | 17 | 16 | 22 | 23 | 25 | 27 | 30 | 31 | 25 | 24 | 22 | 18 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 6 | 7 | 9 | 11 | 12 | 12 | 12 | 12 | 11 | 7 | 7 | 6 |
Wind force (Bft) | 5 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 |
UV-index | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 6 | 5 | 5 | 4 |
Best time to visit Santorini
The best time to visit Santorini, Greece is May through November. In this period you have a pleasant temperature and almost no precipitation. On the island of Santorini, the warmest month is July with 26°C and the coldest is January with 15°C.
Climate of Santorini by month
What is the average climate in a given month for Santorini? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.












Santorini weather experiences
Have you been to in Santorini?
Leave your Santorini weather experience for a chance to win $150!