GreeceAverage weather for Santorini 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.
Start of May
The month of May starts in Santorini with warm temps, averaging around 23°C during the day and nights around 17°C. There’s little chance of precipitation. The weather’s mostly sunny and dry.
Mid May
By mid-May, daytime temps rise to around 25°C, with nights around 18°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of May
By the end of May, the average daytime temperature in Santorini is around 26°C, while nighttime temps are about 19°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
Because temperatures drop in the evening, wearing layers is recommended.
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.
Santorini in May |
New York | ||
|---|---|---|---|
 Average temperature |
24°C | 22°C | |
 Max. temperature |
26°C | 28°C | |
| Min. temperature |
22°C | -5°C | |
 Total precipitation |
5,6 mm | 105 mm | |
| Rainy days |
1 day | 14 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?
Looking for great weather? May is a good time to be in Santorini. The temperatures are nice, and there’s not too much rain.
Temperature records
With 33°C in 2021, Santorini reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 18°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 8°C to a highest value of 23°C.
Check out the climate of Santorini for all months and discover the best travel time
The climate in Santorini is based on weather data from Firá. Other spots might have different weather. You can check out all destinations in Santorini to get the full picture of the climate.
Daily Temperature in May in Santorini
This chart shows the average daily high and low temperatures in May for Santorini, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in May in Santorini
The chart below shows the average daily precipitation in May for Santorini, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed 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 it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for May, you can expect about 1 day of precipitation 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 few years.
Total precipitation in May in Santorini over the years
This chart shows the average precipitation in May in Santorini, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily weather in May for Santorini
Click on any day in May to get detailed info about the usual 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
