Weather in Santorini in May
As an Amazon Associate we earn from qualifying purchases. We also earn commission from other retail partners. Links below are affiliate links.
Book now, pay at pickup — compare Hertz, Avis, Budget, Sixt and 800+ rental companies for May in Santorini.
Compare car hire prices → Affiliate link — we earn a commission at no extra cost to youIn May, Santorini sees average highs of 22.2°C (72.0°F) and lows of 16.7°C. Conditions are pleasantly mild and very dry, with roughly 12.7 hours of sunshine a day. Weather-wise, this is one of the most reliable months to travel. For the complete picture, see the best time to visit Santorini — every month compared. Once you know when to go, find your Santorini packing list at 247PackingList.
Get ready for Santorini in May
Search flights to Santorini
Compare 100+ airlines for May — one search, best price.
Search Flights →Hot-weather travel clothing
Sun protection, lightweight layers and a reusable water bottle are essential here.
Check Price →What to pack for Santorini in May
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
Compare all months in Santorini
| Month | High | Rain | Rating |
|---|---|---|---|
| January | 14.1°C | 41.2mm | 10/10 |
| February | 14.4°C | 25.1mm | 10/10 |
| March | 14.8°C | 40.2mm | 10/10 |
| April | 18.3°C | 10.5mm | 10/10 |
| May | 22.2°C | 13.8mm | 10/10 |
| June | 26.0°C | 8.1mm | 10/10 |
| July | 28.9°C | 0.6mm | 10/10 |
| August | 28.9°C | 3.0mm | 10/10 |
| September | 26.5°C | 6.1mm | 10/10 |
| October | 22.7°C | 11.4mm | 10/10 |
| November | 19.4°C | 15.7mm | 10/10 |
| December | 16.5°C | 50.1mm | 10/10 |
Full month-by-month guide: best time to visit Santorini →
For facts about Greece — currency, language and dialling code — see our Greece country guide at 247CountryInfo. Travellers also find it useful to keep a Santorini travel guide to hand. Check clothing sizes in Greece before you shop.
Frequently Asked Questions
Is May a good time to visit Santorini?
May rates 10/10 for visiting Santorini — excellent time to visit. Expect average highs of 22.2°C, 13.8mm of rain across the month and about 12.7 hours of daily sunshine.
What is the temperature in Santorini in May?
In May, Santorini has average highs of 22.2°C (72.0°F) and average lows of 16.7°C (62.1°F).
Does it rain in Santorini in May?
Rarely. May is one of the driest times of year in Santorini, averaging only 13.8mm of rain.
What should I wear in Santorini in May?
For Santorini in May (22.2°C highs / 16.7°C lows), pack light layers plus sunscreen, t-shirts and light trousers or shorts.
More essentials for Santorini in May
Packing cubes
Keep the bag organised whatever the weather — compression cubes for every size.
Check Price →Travel first aid kit
Compact TSA-friendly kit for peace of mind wherever you travel.
Check Price →Last updated:
Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.