What is the weather like in Greece during May for touring mainland sites and islands?

May presents comfortable temperatures of 75°F (24°C) across Greece making it an excellent time to explore both ancient ruins and beach destinations. The weather stays mild enough for extensive walking tours in Athens and Delphi while providing enough warmth for swimming off the coast of Santorini. Fresh Hotel in Athens and El Greco Resort in Santorini report that May guests can take full advantage of their outdoor amenities. One TourRadar traveler notes "the weather in May was perfect - not too hot for walking tours in Athens and Delphi yet warm enough for swimming in Santorini."

What are the best archaeological sites to visit in Greece during May?

The moderate spring climate makes May an optimal time to explore Greece's rich archaeological heritage. Visitors can comfortably tour the Acropolis in Athens Ancient Olympia and Delphi with temperatures hovering around 70°F (21°C). The ancient theater of Epidaurus and Mycenae's Tomb of Agamemnon offer particularly good visiting conditions. According to a TourRadar traveler: "Visiting Meteora's monasteries in May was incredible - clear skies for photos and comfortable hiking temperatures."

How crowded are major tourist destinations in Greece during May?

May represents the sweet spot between peak season crowds and optimal weather conditions. Visitors will find popular sites like the Acropolis and Santorini's Oia busy but manageable. Key attractions including Mykonos' Little Venice and Delphi's archaeological site remain easily accessible. One TourRadar traveler shares: "We stayed at the Fresh Hotel in Athens and Kallos Imar in Santorini during May - perfect timing as we could enjoy all attractions without the summer crowds."

Are swimming conditions good in Greek islands during May?

The Mediterranean waters reach about 19°C (66°F) in May making afternoon swims pleasant at spots like Mykonos' Psarou Beach and Santorini's Red Beach. Hotels such as the Aegean Plaza in Santorini and Sunrise Hotel in Mykonos maintain heated pools that are fully operational. A TourRadar traveler notes: "We did the sunset caldera cruise in Santorini in May and the water was perfect for swimming at the hot springs and volcanic islands."

What unique festivals or events happen in Greece during May?

May marks the beginning of Greece's festival season with notable events across the country. The Athens Epidaurus Festival starts its program at the ancient Odeon of Herodes Atticus while Santorini hosts its Jazz Festival with performances set against caldera views. A TourRadar traveler shares: "Our guide arranged for us to see traditional Greek dancing at the Amalia Hotel in Delphi during the local May festival - it was a highlight of our trip!"

Are prices more affordable in Greece during May compared to summer months?

Travelers find May prices approximately 20-30% lower than peak summer rates. A typical 7-day Athens-Santorini-Mykonos tour costs about 3001 USD in May compared to 3500 USD in August. According to a TourRadar traveler: "We got excellent rates at the Sigalas Hotel in Santorini and Crystal City in Athens during May plus restaurants and activities were more reasonably priced."

What is the best Greek island combination to visit in May?

Santorini and Mykonos offer an ideal pairing in May with frequent ferry connections between the islands. The weather suits both sightseeing and beach activities. Hotels like Santorini Palace and Mykonos Beach Hotel see high guest satisfaction during this period. A TourRadar traveler reports: "We stayed at the El Greco Resort in Santorini and Golden Star Hotel in Mykonos - May offered perfect weather for both sightseeing and beach time."

Greece Tours in May 2027

10 best Greece trips in May 2027

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Ancient Wonders
Classical Greece
4.3 (37 traveler reviews)
"The rooms were good, and the trip was great."
Doug, traveled in May
Duration
8 days
Destinations
Athens, Epidaurus, Nafplion, Mycenae, Olympia, Delphi,Kalabaka,Metéora,Thermopylae+3 more
Age Range
All Ages Welcome
Country Region
Mainland Greece
Operated in
English
Operator
Destination Services Greece
10% Off
From $1,330
US$1,197per person
Price based on Private Double Room
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13 May, 2027
10 spaces left
15 May, 2027
8 spaces left
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Ancient Wonders
7 Days in Greece: Athens and Santorini Escape
3.7 (3 traveler reviews)
"The activities are very well picked. The communication via messages in the app, and via WhatsApp was 1A!."
Paula, traveled in November
Duration
7 days
Destinations
Athens, Kalabaka, Metéora, Delphi, Arachova, Piraeus,Santorini,Thera,Akrotiri,Perissa,Oia+5 more
Age Range
All Ages Welcome
Operated in
English
Operator
STM Tours LLC
35% Off
From $1,238
US$804per person
Price based on Private Double Room
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1 May, 2027
10 spaces left
2 May, 2027
10 spaces left
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Ancient Wonders
Magical Greece & Islands - 9 Days
4.7 (3 traveler reviews)
"It was truly a wonderful experience!! My children and I thoroughly enjoyed our amazing time in Greece."
Christina, traveled in May
Duration
9 days
Destinations
Athens, Rafina, Mykonos, Santorini, Thera,Nea Kameni Island,Palea Kameni Island,Piraeus,Delphi,Mount Parnassus,Kalabaka,Metéora,Thermopylae+8 more
Age Range
All Ages Welcome
Operated in
English
Operator
Click Tours
36% Off
From $3,420
US$2,189per person
Price based on Private Double Room
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2 May, 2027
10+ spaces left
4 May, 2027
10+ spaces left
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Food & Wine
MINOS: Athens, Mykonos, Santorini, Crete, and Heraklion (+sightseeing in Athens)
4.5 (2 traveler reviews)
Duration
9 days
Destinations
Athens, Mykonos, Santorini, Heraklion
Age Range
All Ages Welcome
Islands
Greek IslandsAegean Islands+1 more
Operated in
English
Operator
Greca
36% Off
From
US$1,844per person
Price based on Private Double Room
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1 May, 2027
10+ spaces left
2 May, 2027
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Ancient Wonders
Premium Greece (13 destinations)
3.0 (2 traveler reviews)
"Everything was good!"
YUN, traveled in October
Duration
8 days
Destinations
Athens, Thermopylae, Kalabaka, Meteora, Thessaly, Delphi,Nafpaktos,Olympia,Dimitsana,Mycenae,Nafplion,Corinth Canal+6 more
Age Range
Ages 15+
Country Region
Mainland Greece
Operated in
English
Operator
Intrepid Premium
36% Off
From
US$4,595per person
Price based on Private Double Room
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2 May, 2027
10+ spaces left
4 May, 2027
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Ancient Wonders
5 Days Classical Tour Greece Nafplion, Olympia, Delphi
4.2 (3 traveler reviews)
"The scenery was extraordinary, and the knowledge of our tour guides was as well."
Stephen, traveled in October
Duration
5 days
Destinations
Athens, Sounio, Corinth Canal, Epidaurus, Nafplion, Mycenae,Tripoli,Megalopoli,Olympia,Antirio,Nafpaktos,Itea,Delphi,Arachova+8 more
Age Range
All Ages Welcome
Country Region
Mainland Greece
Operated in
English
Operator
Destination Services Greece
10% Off
From $1,017
US$915per person
Price based on Private Double Room
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10 May, 2027
10 spaces left
14 May, 2027
10 spaces left
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Ancient Wonders
Go Local - Highlights of Greece
4.0 (2 traveler reviews)
"The other days were excellent with wonderful tour guides and drivers."
Evangelia, traveled in June
Duration
8 days
Destinations
Athens, Corinth Canal, Mycenae, Nafplion, Arachova, Delphi,Kalabaka,Metéora,Thermopylae,Poros,Hydra,Aegina+6 more
Age Range
All Ages Welcome
Country Region
Mainland Greece
Operated in
English, French
Operator
Destination Services Greece
10% Off
From $1,225
US$1,102per person
Price based on Private Double Room
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10 May, 2027
10 spaces left
16 May, 2027
10 spaces left
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Island Hopping
Mykonos & Santorini Tour: 5-Day Greek Island Escape
4.9 (21 traveler reviews)
"I absolutely loved this! This really took the guess work out the whole trip."
Allison, traveled in October
Duration
5 days
Destinations
Athens, Mykonos, Delos, Nisí Ríneia, Santorini, Oia, Thera,Nea Kameni Island,Akrotiri+2 more
Age Range
All Ages Welcome
Regions
Athens Santorini & MykonosGreek IslandsAegean IslandsCyclades Greece+3 more
Operated in
English
Operator
Private Tours Greece
25% Off
From $2,150
US$1,613per person
Price based on Private Double Room
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1 May, 2027
8 spaces left
2 May, 2027
8 spaces left
- Booking needs min. 2 travelers
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Ancient Wonders
8-Day Greek Highlights: Athens, Delphi, Meteora & Santorini
4.9 (19 traveler reviews)
"Operators who respect your needs, drivers with experience and knowledge! The accommodation places, great!"
Aggelos, traveled in November
Duration
8 days
Destinations
Athens, Arachova, Delphi, Kalabaka, Metéora, Thermopylae,Santorini,Nea Kameni Island,Akrotiri,Oia+4 more
Age Range
All Ages Welcome
Operated in
English
Operator
Private Tours Greece
10% Off
From $3,111
US$2,800per person
Price based on Private Double Room
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1 May, 2027
8 spaces left
2 May, 2027
8 spaces left
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Ancient Wonders
Athens, Mykonos & Santorini: 7-Day Private Tour with Food Experiences
4.7 (6 traveler reviews)
"We were upgraded to a 5-star without asking."
Marta, traveled in August
Duration
7 days
Destinations
Athens, Mykonos, Delos, Nisí Ríneia, Santorini, Oia,Palea Kameni Island,Piraeus+2 more
Age Range
All Ages Welcome
Regions
Athens Santorini & MykonosGreek IslandsCyclades Greece+2 more
Operated in
English
Operator
Private Tours Greece
25% Off
From $2,928
US$2,196per person
Price based on Private Double Room
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1 May, 2027
8 spaces left
2 May, 2027
8 spaces left
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Our most booked and loved tours
Best Seller
Ancient Wonders
Classical Tour Greece Nafplion, Olympia, Delphi, Meteora
4.2 (61 traveler reviews)
"She had a vast knowledge about the historic Greece. She kept the whole group of about 60 people sharing her knowledge."
Herman, traveled in September
Duration
5 days
Destinations
Athens, Sounio, Corinth Canal, Epidaurus, Nafplion, Mycenae,Olympia,Delphi,Kalabaka,Metéora,Thermopylae+5 more
Age Range
All Ages Welcome
Country Region
Mainland Greece
Operated in
English, French
Operator
Destination Services Greece
10% Off
From $1,079
US$971per person
Price based on Private Double Room
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10 May, 2027
10 spaces left
14 May, 2027
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Ancient Wonders
Athens, Santorini & Mykonos with 3 Guided Tours | SemiPrivate | 10 Days
4.7 (123 traveler reviews)
"Well-organized, stress free, and full of unforgettable views. The hotels were clean, central and had amazing service."
Carla, traveled in July
Duration
10 days
Destinations
Athens, Piraeus, Mykonos, Santorini, Thera
Age Range
All Ages Welcome
Regions
Athens Santorini & MykonosGreek IslandsCyclades Greece+2 more
Operated in
English, Spanish
Operator
Travel Zone
40% Off
From $3,334
US$2,001per person
Price based on Private Double Room
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1 May, 2027
10+ spaces left
2 May, 2027
10+ spaces left
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Island Hopping
Greek Island Hopping | Semi guided Tour | 11 Days
4.7 (133 traveler reviews)
"Communication was excellent and the itinerary was well balanced. Highly recommended!"
Lucas, traveled in April
Duration
11 days
Destinations
Athens, Mykonos, Paros, Naxos, Santorini
Age Range
All Ages Welcome
Islands
Greek IslandsAegean IslandsCyclades Greece+2 more
Operated in
English
Operator
Travel Zone
30% Off
From $3,180
US$2,226per person
Price based on Private Double Room
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1 May, 2027
10 spaces left
2 May, 2027
10 spaces left
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Ancient Wonders
Explore Athens, Mykonos & Santorini & stay at 4* hotels (3 optional activities)
4.3 (30 traveler reviews)
"The best trip ever! I highly recommend you and of course Greece!"
Jill, traveled in October
Duration
11 days
Destinations
Athens, Mykonos, Santorini, Oia
Age Range
All Ages Welcome
Regions
Athens Santorini & MykonosGreek IslandsAegean IslandsCyclades GreeceSantorini+4 more
Operated in
English, German,French,Dutch+2 more
Operator
Dot Travel
30% Off
From
US$1,929per person
Price based on Private Double Room
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1 May, 2027
10+ spaces left
2 May, 2027
10+ spaces left
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Ancient Wonders
Greece Islands Highlights: Mykonos, Santorini & Athens - 9-Day
4.8 (12 traveler reviews)
"Everything was very well organized from start to finish."
Greek, traveled in June
Duration
9 days
Destinations
Athens, Mykonos, Delos, Nisí Ríneia, Santorini,Palea Kameni Island,Oia,Emporios,Perissa+4 more
Age Range
All Ages Welcome
Regions
Athens Santorini & MykonosGreek IslandsAegean IslandsCyclades Greece+3 more
Operated in
English
Operator
Private Tours Greece
25% Off
From $3,367
US$2,526per person
Price based on Private Double Room
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1 May, 2027
8 spaces left
2 May, 2027
8 spaces left
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