Weather in Kastellorizo in May
May in Kastellorizo means late-spring conditions: pleasantly warm and almost completely dry. Daytime highs average around 24°C / 74°F, and nights drop to about 18°C / 64°F. Rain is rare, with only 1 wet day in an average May. The sea averages about 20°C / 68°F, refreshing for some, but too cool for most. Weather fronts become rarer as the season goes on, and calm, clear days take over. Kastellorizo lies far to the east, just off the Turkish coast, which makes it one of the warmest places in Greece. Days bring around 14 hours of daylight, leaving long, light evenings. Pack layers: T-shirts for the day and a light jacket or sweater for the evenings. Mornings and evenings are noticeably cooler than the middle of the day. It's a lovely time for walking, with fresh air and green countryside. It's comfortable to be out all day, though the midday sun is still strong.
Swimming in Kastellorizo in May
At around 20°C / 69°F, the sea in Kastellorizo is swimmable in May if you don't mind a chill. Save swimming plans for July, August and September, when the water is much warmer. There are no sandy beaches, so people swim straight off the harbor rocks and ladders into deep, clear water. Some beach bars and sunbed services are open, but not all, so bring your own shade. If you feel the cold, a wetsuit top makes a difference.
Crowds & Prices in Kastellorizo in May
In Kastellorizo, May strikes a good balance between atmosphere and space. You'll find better deals on rooms and car hire than in July and August. Weekdays are calmer than weekends at the most popular spots. Early mornings and late afternoons are the quietest times at popular sights. Staying slightly outside the main town usually means better value and more space. Booking a few weeks ahead is usually enough.
What's Open in Kastellorizo in May
Ferry services between Rhodes and Kastellorizo are building up in May. The island also has an airport with flights from Athens. By May, almost everything has reopened for the season. Museums and sites are open on extended summer hours. Most sites close on Easter Sunday and 1 May. Shops in tourist areas often stay open into the evening. Opening hours are long, with many tavernas serving until late.
Festivals & Holidays in Kastellorizo in May
1 May is a public holiday, when many Greeks head out to the countryside and make wreaths of spring flowers. Greek Easter sometimes falls in early May, and Whit Monday, fifty days later, is another long weekend. In Kastellorizo, as across Greece, these traditions are very much alive. Between the big dates, it's a good time to join in local life, from markets to name-day celebrations.
Is May a Good Time to Visit Kastellorizo?
Yes, May is a good month for Kastellorizo, especially for walkers and sightseers. Expect highs of around 24°C / 74°F, lows near 18°C / 64°F and rain on around 1 day. The countryside is at its best and it's comfortably warm, but the sea is still refreshing rather than warm. It suits active travelers and anyone avoiding the peak season. For warmer water with fewer crowds, June, September, October or November would be the better bet.
Frequently Asked Questions
What time does the sun set in Kastellorizo in May?
Sunset in Kastellorizo is at around 7:50 pm at the start of May, around 8:00 pm in mid-May and around 8:10 pm by the end of the month, in Greek local time. The long evenings leave plenty of daylight after the heat of the day.
Is it hot in Kastellorizo in May?
Not usually. May is warm rather than hot, with long, sunny days that are comfortable for sightseeing and walking. Rain becomes rare, but evenings can still feel cool, especially when the wind picks up, so bring a light layer. The real summer heat usually arrives later.
Can I visit the Blue Cave on Kastellorizo in May?
Yes, usually. Boat trips to the Blue Cave on Kastellorizo generally run in May, though less often than in summer, and they can be cancelled when the sea is rough. Its low entrance can only be passed in a small boat when the sea is calm.
Do I need a car on Kastellorizo in May?
No. Kastellorizo is small enough to explore on foot, and the distances between the harbor, village and beaches are short. In May, some beaches may also be served by small boats or a seasonal minibus, and it's worth bringing a hat for the walks.
Is May or June better for visiting Kastellorizo?
It depends on what you want. June is warmer, the sea is better for swimming and everything is open, but crowds and prices start to climb. May is quieter, greener and cheaper, with pleasant walking weather, though the sea is still cool for many swimmers.



