Temperatures in May
It's warm in May in Santorini with an average temperature of 24°C. Temperatures this month range from a low of 22°C to a high of 26°C. At night, you can expect temperatures between 15°C and 19°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Santorini in May. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of May
The month of May starts in Santorini with warm temperatures, averaging around 23°C during the day and nights close to 17°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Mid-May
By mid-May, the average daytime temperature rises to around 25°C, with nights close to 18°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of May
By the end of May, the average daytime temperature in Santorini will be around 26°C, with nights close to 19°C. No precipitation expected, with plenty of sunshine on the horizon.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in May
According to weather history, there is only 5,6 mm of precipitation in May. The wind speed is around 4 Bft, mostly coming from the West.
The average chance of precipitation is only 4% in May.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in May for Santorini. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Santorini in May |
UK | ||
|---|---|---|---|
 Average Temperature |
24°C | 18°C | |
 High Temp |
26°C | 21°C | |
| Low Temp |
22°C | 15°C | |
 Total Precipitation |
5,6 mm | 46 mm | |
| Rainy Days |
1 day | 8 days | |
April
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is May a good time to visit Santorini?
Want nice weather? Then May is a great time to be in Santorini. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Santorini in May
With 33°C, Santorini hit the highest temperature in the last 10 years in May 2021. The lowest daytime temperature in this month was 18°C in 2022. The extreme night temperatures ranged from a low of 8°C to a high of 23°C.
Check out the climate of Santorini for all months and discover the best travel time
The climate of Santorini is based on weather data from Firá. Other locations might have different weather. You can check out all destinations in Santorini for a full picture of the climate.
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Daily Temperature in May in Santorini
This chart shows the average daily temperatures, both day and night, for each day in May in Santorini, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in May in Santorini
The chart below shows the average daily precipitation in May for Santorini, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for May, you can expect about 1 day of rain in Santorini.
Daily UV Index in May in Santorini
This chart shows the average daily UV index in May in Santorini, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in May in Santorini Over the Years
This chart shows the average temperature in May in Santorini, measured in degrees Celsius, over the past years.
Total Precipitation in May in Santorini Over the Years
This chart shows the average precipitation in May in Santorini, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in May for Santorini
Click on a specific day in May for detailed info on the typical weather on that day in Santorini. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in May in Santorini
Have you been to Santorini in May?
Share your weather experience in May in Santorini.
Average Weather in Santorini by Month
Click on a month below to see detailed weather info for Santorini. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Santorini for all months at once
