Monthly climate guide
Athens weather in May
With highs near 25°C (77°F) and lows around 16°C (60°F), May feels warm in Athens. Rainfall averages about 21 mm (fairly dry) and the sky is a mix of sun and cloud. Daytime highs are 5°C warmer than April and 5°C cooler than June.
What stands out in May
- Just 90 km apart, but Athens runs about 2°C warmer than Nafplio this month.
- Rain is well below Athens's usual level (around 51% less).
- It warms up quickly from here: by June highs are about 5°C higher.
- Comfortable temperatures make it easy to walk between Plaka and Acropolis.
Avg high
25°C
77°F
Avg low
16°C
60°F
Rainfall
21 mm
fairly dry
Humidity
63%
relative
Sky
37%
cloud · a mix of sun and cloud
Athens weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 12°C / 54°F | 7°C / 44°F | 65 mm | 80% | 52% |
| February | 14°C / 56°F | 7°C / 45°F | 66 mm | 81% | 52% |
| March | 16°C / 60°F | 9°C / 47°F | 62 mm | 77% | 47% |
| April | 20°C / 68°F | 11°C / 52°F | 30 mm | 70% | 39% |
| May | 25°C / 77°F | 16°C / 60°F | 21 mm | 63% | 37% |
| June | 30°C / 86°F | 20°C / 69°F | 29 mm | 56% | 21% |
| July | 33°C / 91°F | 23°C / 73°F | 11 mm | 52% | 9% |
| August | 32°C / 90°F | 23°C / 74°F | 10 mm | 54% | 9% |
| September | 29°C / 84°F | 21°C / 69°F | 29 mm | 60% | 19% |
| October | 23°C / 74°F | 16°C / 61°F | 41 mm | 70% | 35% |
| November | 18°C / 65°F | 13°C / 55°F | 61 mm | 77% | 47% |
| December | 14°C / 57°F | 9°C / 47°F | 92 mm | 79% | 50% |
What to pack for May
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- Sunglasses
Is May a good time to visit Athens?
Our Athens guide recommends: April to June or September to October, avoiding the intense heat of July and August.
Visit the Acropolis at opening time (8am) — both the crowds and the heat build quickly through the day.
Best time to visit Athens →Other Greece cities in May
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Athens weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/greece/athens/may
<a href="https://weathercompare.eu/weather/greece/athens/may">Athens weather in May</a> (WeatherCompare)
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Athens in May: quick answers
Is May a good time to visit Athens?
Yes. May is one of the best months for Athens, with highs around 25°C and about 21 mm of rain.
How warm is Athens in May?
Average highs are about 25°C (77°F) and average lows about 16°C (60°F), based on 10 years of daily data.
Does it rain a lot in Athens in May?
Athens typically gets around 21 mm of rain in May — fairly dry.
When is the best time to visit Athens?
April to June or September to October, avoiding the intense heat of July and August.
Figures are long-term averages for the area around Athens (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.