Athens in May

In May, Athens averages 25°C (77°F) during the day and 16°C (61°F) at night, with only about 4 rainy days.

High season

Conditions are comfortable for sightseeing without being sweltering. Occasional showers are likely but won't dominate.

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

25°C
Avg high
16°C
Avg low
4
Rain days
20 mm
Rainfall

How May compares to the rest of the year in Athens

5th
warmest month of the 12
8th
wettest month of the 12
5%
of yearly rainfall falls in May
14 h 13 min
daylight on the 15th

May is in the middle of the year for warmth in Athens (5th of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 3°C above the annual average (22°C). May runs 5°C warmer than April (20°C) and warms a further 5°C into June (30°C).

May sunrise & sunset in Athens

🌅
Sunrise (15th)
6:15 AM
🌇
Sunset (15th)
8:27 PM
Day length
14 h 13 min

Times shown for Athens 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 Athens — May

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

🌅 Blue hour (AM)
5:15 AM – 5:55 AM
🌄 Golden hour (AM)
5:55 AM – 6:55 AM
🌇 Golden hour (PM)
7:47 PM – 8:47 PM
🌆 Blue hour (PM)
8:47 PM – 9:27 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 — Athens 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 Athens'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 Athens

High season

This is a busy month in Athens — 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 Athens

☀️ UV Index (noon, 15th)
12.1
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

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 Athens — May

19.1°C (66°F)
cool
swimmable but bracing — wetsuit helps for long sessions

Across the year Athens's sea swings from 15.7°C (March) to 27.8°C (August) — May sits at 19.1°C.

Athens in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 13°C / 55°F 7°C / 45°F 55 mm 7
February 14°C / 57°F 7°C / 45°F 45 mm 6
March 16°C / 61°F 8°C / 46°F 45 mm 6
April 20°C / 68°F 11°C / 52°F 30 mm 5
May 25°C / 77°F 16°C / 61°F 20 mm 4
June 30°C / 86°F 20°C / 68°F 10 mm 2
July 33°C / 91°F 23°C / 73°F 5 mm 1
August 33°C / 91°F 23°C / 73°F 10 mm 1
September 29°C / 84°F 19°C / 66°F 15 mm 3
October 23°C / 73°F 15°C / 59°F 55 mm 6
November 18°C / 64°F 11°C / 52°F 75 mm 7
December 14°C / 57°F 8°C / 46°F 75 mm 8

Other cities with similar May weather

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

Frequently asked questions

How hot is Athens in May?

In May, Athens averages a high of 25°C (77°F) and a low of 16°C (61°F) — generally warm.

Does it rain a lot in Athens in May?

May is generally dry in Athens, with about 4 rainy days on average.

Is May a good time to visit Athens?

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

What should I pack for Athens in May?

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

Open Athens on the interactive map

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