Santorini Island
May
Weather in Santorini Island for May 2025
Your guide to Santorini Island weather in May - trends and predictions
In general, the average temperature in Santorini Island at the beginning of May is 18.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 20.4 °C by the end of May.
With an average of 4 rainy days, Santorini Island experiences minimal rainfall in May.
Is May a good time to visit Santorini Island? check out the best time to travel to Santorini Island page.
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27
Dry days
4
Rainy days
0
Snow days
19°/18°
Temperatures
33 km/h
Avg max wind
76 %
Avg humidity
Santorini Island in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  18° | 3 19° | 4 17° | |||
| 5 18° | 6 18° | 7  20° | 8 20° | 9 19° | 10 19° | 11 17° |
| 12 18° | 13 19° | 14  18° | 15 19° | 16 20° | 17 21° | 18 20° |
| 19  19° | 20 20° | 21 21° | 22 20° | 23 20° | 24 20° | 25 21° |
| 26 20° | 27 20° | 28 21° | 29 20° | 30 20° | 31 21° |
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Temperatures trend during May in Santorini Island
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Patchy rain possible | 18° /17° | 0.3 mm | 4 | |
| 2 May | Sunny | 18° /17° | 0 mm | 5 | |
| 3 May | Sunny | 19° /17° | 0 mm | 5 | |
| 4 May | Patchy rain possible | 17° /17° | 0.1 mm | 4 | |
| 5 May | Patchy rain possible | 18° /16° | 0.4 mm | 4 | |
| 6 May | Sunny | 18° /17° | 0 mm | 5 | |
| 7 May | Overcast | 20° /18° | 0 mm | 4 | |
| 8 May | Overcast | 20° /18° | 0 mm | 5 | |
| 9 May | Patchy rain possible | 19° /18° | 0.1 mm | 4 | |
| 10 May | Light rain shower | 19° /18° | 8.1 mm | 4 | |
| 11 May | Patchy rain possible | 17° /17° | 1.1 mm | 4 | |
| 12 May | Sunny | 18° /17° | 0 mm | 5 | |
| 13 May | Sunny | 19° /18° | 0 mm | 5 | |
| 14 May | Partly cloudy | 18° /17° | 0 mm | 5 | |
| 15 May | Sunny | 19° /18° | 0 mm | 5 | |
| 16 May | Partly cloudy | 20° /19° | 0 mm | 6 | |
| 17 May | Partly cloudy | 21° /19° | 0 mm | 6 | |
| 18 May | Partly cloudy | 20° /19° | 0 mm | 6 | |
| 19 May | Cloudy | 19° /19° | 0 mm | 4 | |
| 20 May | Partly cloudy | 20° /19° | 0 mm | 6 | |
| 21 May | Partly cloudy | 21° /19° | 0 mm | 6 | |
| 22 May | Patchy rain possible | 20° /19° | 0.4 mm | 5 | |
| 23 May | Sunny | 20° /19° | 0 mm | 6 | |
| 24 May | Sunny | 20° /20° | 0 mm | 6 | |
| 25 May | Partly cloudy | 21° /20° | 0 mm | 6 | |
| 26 May | Partly cloudy | 20° /19° | 0 mm | 6 | |
| 27 May | Sunny | 20° /19° | 0 mm | 6 | |
| 28 May | Sunny | 21° /20° | 0 mm | 6 | |
| 29 May | Partly cloudy | 20° /20° | 0 mm | 6 | |
| 30 May | Patchy rain possible | 20° /19° | 0.1 mm | 5 | |
| 31 May | Sunny | 21° /20° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Santorini Island in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Santorini Island forecast closer to your planned date for the most up-to-date weather information.
Santorini Island in May - FAQ
What are the expected maximum and minimum temperatures in Santorini Island during May?
During May, expect a variety of temperatures with highs around 19° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Santorini Island during May?
Expect minimal rainfall in Santorini Island during May, with a total of 10.7 mm over approximately 4 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Santorini Island during May?
The average wind speed in Santorini Island during May is 33 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Santorini Island in May?
As you prepare for your trip to Santorini Island in May, 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 May, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
May rainfall patterns in Santorini Island
Explore the daily rainfall trends and prepare for Santorini Islands May weather 💧
UV exposure in Santorini Island during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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