Mykonos in May

In May, Mykonos averages 22°C (72°F) during the day and 17°C (63°F) at night, with only about 1 rainy day.

High season

Conditions are comfortable for sightseeing without being sweltering. Skies are generally dry and clear.

May is a great month to visit Mykonos: pleasant temperatures and relatively few wet days.

22°C
Avg high
17°C
Avg low
1
Rain days
5 mm
Rainfall

How May compares to the rest of the year in Mykonos

5th
warmest month of the 12
9th
wettest month of the 12
1%
of yearly rainfall falls in May
14 h 10 min
daylight on the 15th

May is in the middle of the year for warmth in Mykonos (5th of 12) and moderately rainy compared to the rest of the year (9th of 12). Daytime temperature runs 2°C above the annual average (20°C). May runs 3°C warmer than April (19°C) and warms a further 4°C into June (26°C).

May sunrise & sunset in Mykonos

🌅
Sunrise (15th)
6:10 AM
🌇
Sunset (15th)
8:20 PM
Day length
14 h 10 min

Times shown for Mykonos local time (Europe/Athens), calculated for the 15th of May. They shift by a few minutes day to day across the month.

Photography light in Mykonos — May

Golden-hour and blue-hour windows for the 15th of May, in Mykonos's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:10 AM – 5:50 AM
🌄 Golden hour (AM)
5:50 AM – 6:50 AM
🌇 Golden hour (PM)
7:40 PM – 8:40 PM
🌆 Blue hour (PM)
8:40 PM – 9:20 PM
Milky Way galactic core
Good
Galactic core is up but lower on the horizon; head well outside city limits for a clean view.

📅 When to book — Mykonos in May

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on May's tier (High season) and Mykonos's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — May in Mykonos

High season

This is a busy month in Mykonos — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: excellent tourism weather

Sun & mosquito risk — May in Mykonos

☀️ UV Index (noon, 15th)
12.2
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●○○○
Low
Mosquitoes present but manageable. Pack repellent (DEET 10-20%) for evenings near water.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Mykonos — May

18.7°C (66°F)
cool
swimmable but bracing — wetsuit helps for long sessions

Across the year Mykonos's sea swings from 16°C (February) to 25.6°C (August) — May sits at 18.7°C.

Mykonos in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 14°C / 57°F 10°C / 50°F 80 mm 9 0
February 14°C / 57°F 10°C / 50°F 60 mm 7 0
March 16°C / 61°F 11°C / 52°F 40 mm 4 0
April 19°C / 66°F 13°C / 55°F 15 mm 3 0
May 22°C / 72°F 17°C / 63°F 5 mm 1 0
June 26°C / 79°F 20°C / 68°F 1 mm 1 0
July 27°C / 81°F 22°C / 72°F 1 mm 1 0
August 27°C / 81°F 22°C / 72°F 1 mm 1 0
September 25°C / 77°F 20°C / 68°F 5 mm 2 0
October 22°C / 72°F 17°C / 63°F 30 mm 4 0
November 18°C / 64°F 14°C / 57°F 55 mm 7 0
December 15°C / 59°F 11°C / 52°F 80 mm 8 0

Other cities with similar May weather

🌍 See the full ranked list of climate twins for Mykonos in May →

Frequently asked questions

How hot is Mykonos in May?

In May, Mykonos averages a high of 22°C (72°F) and a low of 17°C (63°F) — generally mild and pleasant.

Does it rain a lot in Mykonos in May?

May is generally dry in Mykonos, with about 1 rainy day on average.

Is May a good time to visit Mykonos?

May is mild and pleasant and mostly dry. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Mykonos in May?

Pack light layers for warm days and cooler evenings. See the full May packing list for Mykonos for a complete, climate-based checklist.

Open Mykonos on the interactive map

Check the live 10-day forecast and sunrise/sunset.