Athens, Greece skyline

Athens Weather in May

Athens, Greece in May: how the month usually turns out, from 2006–2025 averages.

A typical May day in Athens peaks at 25.4°C (77.7°F) and drops to 15.7°C (60.3°F) overnight; expect about 5 rainy days (27 mm in total) and 12.4 hours of sunshine daily.

Avg high

25.4°C (77.7°F)

Avg low

15.7°C (60.3°F)

Rainfall

27 mm (1 in)

Rainy days

5 days

Sunshine

12.4 h / day

Humidity

57%

May vs the rest of the year

On temperature, May beats 7 of 11 other months, and it ranks as the 5th driest month of the year.

MonthAvg highvs MayRainRainy days
January12.3°C (54.1°F)−13.1°C (−23.6°F)55 mm8
February13.3°C (55.9°F)−12.1°C (−21.8°F)55 mm8
March16°C (60.8°F)−9.4°C (−16.9°F)45 mm7
April20.3°C (68.5°F)−5.1°C (−9.2°F)31 mm6
May25.4°C (77.7°F)—27 mm5
June30.4°C (86.7°F)+5°C (+9°F)22 mm4
July33.4°C (92.1°F)+8°C (+14.4°F)7 mm1
August33.1°C (91.6°F)+7.7°C (+13.9°F)7 mm2
September28.5°C (83.3°F)+3.1°C (+5.6°F)22 mm3
October23°C (73.4°F)−2.4°C (−4.3°F)33 mm4
November18.3°C (64.9°F)−7.1°C (−12.8°F)55 mm7
December14°C (57.2°F)−11.4°C (−20.5°F)74 mm8

What May feels like in Athens

Late spring arrives in Athens with May. Afternoons are warm and pleasant, good for long days out. After sunset it cools off noticeably — nights stay mild. The air is comfortable — neither muggy nor dry.

Rain in Athens in May

Rain turns up now and then — about one day in 6. Wet days average about 5.3 mm (0.2 in), enough to soak you without an umbrella. That is lighter than the city's yearly norm of about 6.8 mm per rainy day.

Daylight and sunshine in May

On 15 May the sun rises at about 6:15 am and sets around 8:27 pm local time, giving 14 h 12 min of daylight. Days are getting longer: 1 h 3 min more daylight than in mid-April. Measured sunshine covers about 87% of the daylight — skies are mostly clear.

How May compares to the rest of the year

May is the 5th warmest month of the year in Athens. Compared with April, afternoons are 5.1°C (9.2°F) warmer, with 4 mm less rain. Temperatures keep climbing into June. The next month's average high: 30.4°C (86.7°F).

Who May suits

  • Sightseeing: a good fit — daytime temperatures are fine for walking around.
  • Parks & outdoor: a good fit — good conditions for sitting outside.
  • Beach: a good fit — warm and mostly dry on the coast.

Tips for visiting Athens in May

Versatile Layers

Mornings and evenings are cooler than midday, so dress in layers.

Sunglasses

Frequent sunshine — sunglasses and a light hat.

Quick questions

How warm is Athens in May?

Expect around 25.4°C (77.7°F) in the afternoon and 15.7°C (60.3°F) at night, which most visitors would call warm.

Does it rain a lot in Athens in May?

Only moderately: roughly 5 wet days and 27 mm, usually moderate rain.

What should I wear in Athens in May?

The numbers point to versatile layers and sunglasses. Bring something extra for the cooler evenings.

Is May or June better for visiting Athens?

May, narrowly: it ranks #2 of 12 among Athens's months, against #4 for the other. June is warmer and has fewer rainy days.

Is May a good time to visit Athens?

Great

Great — comfortable temperatures, mostly dry (about 5 rainy days), plenty of sunshine (12.4 h a day). Within Athens's own year, May ranks #2 of 12 — one of the 3 best months to visit.

May in other Greece cities

Warmer places in May

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Athens weather by month.