Athens · Greece · 1995–2024 averages
Athens weather, month by month. May is the pick.
Thirty years of averages for Athens, Greece — how hot it really feels, when the rain arrives, and what the air is like. May comes out on top; January is the one to skip.
The year at a glance
Tap a month for its full breakdown.
May
bestscore 93.4/100Mild, comfy and dry, with moderate air.
- Feels like
- 25°
- mild
- Real temp
- 25°
- mild
- Humidity
- 58%
- comfy
- Rain
- 23mm
- dry
- Cloud cover
- 34%
- clear
- Air quality
- 61
- moderate
- Daylight
- 14.2h
- long days
Month by month, metric by metric
Each row is one measure across the same twelve months. The tint says how good that month is for it, the word says why.
- Good
- Okay
- Rough
- Grim
Feels like
peaks at 34° in July
- Jan9°cold
- Feb10°cold
- Mar13°cold
- Apr19°cool
- May25°mild
- Jun31°warm
- Jul34°hot
- Aug33°hot
- Sep28°warm
- Oct22°mild
- Nov16°cool
- Dec11°cold
Real temp
12–33° in the shade across the year
- Jan12°cold
- Feb13°cold
- Mar16°cool
- Apr20°cool
- May25°mild
- Jun30°warm
- Jul33°hot
- Aug33°hot
- Sep28°warm
- Oct23°mild
- Nov18°cool
- Dec14°cool
Humidity
47% at its driest, 79% at its most oppressive
- Jan78%sweaty
- Feb76%sweaty
- Mar72%sticky
- Apr65%sticky
- May58%comfy
- Jun52%comfy
- Jul47%crisp
- Aug50%comfy
- Sep59%comfy
- Oct68%sticky
- Nov76%sweaty
- Dec79%sweaty
Rain
71mm in December, 7mm in August
- Jan59mmdryish
- Feb48mmdryish
- Mar52mmdryish
- Apr28mmdryish
- May23mmdry
- Jun15mmdry
- Jul8mmdry
- Aug7mmdry
- Sep19mmdry
- Oct26mmdryish
- Nov53mmdryish
- Dec71mmdryish
Cloud cover
7% at its clearest, 57% at its greyest
- Jan54%bright
- Feb50%bright
- Mar47%bright
- Apr41%bright
- May34%clear
- Jun18%clear
- Jul7%clear
- Aug8%clear
- Sep23%clear
- Oct36%bright
- Nov50%bright
- Dec57%mixed
Air quality
worst in April, cleanest in January
- Jan59moderate
- Feb63moderate
- Mar63moderate
- Apr64moderate
- May61moderate
- Jun63moderate
- Jul62moderate
- Aug62moderate
- Sep60moderate
- Oct59moderate
- Nov60moderate
- Dec59moderate
Daylight
9.6h to 14.8h of daylight across the year
- Jan9.9hshort
- Feb10.8hshortish
- Mar12heven
- Apr13.2heven
- May14.2hlong days
- Jun14.8hlong days
- Jul14.5hlong days
- Aug13.6heven
- Sep12.4heven
- Oct11.2hshortish
- Nov10.1hshortish
- Dec9.6hshort
Athens's air, month by month
The air is at its worst in April at 64 AQI (moderate), and at its cleanest in January at 59 (moderate). The dirtiest months here are also the driest.
Every month in full
All twelve months, all seven measures.
| Month | Feels like | Real temp | Humidity | Rain | Cloud cover | Air quality | Daylight |
|---|---|---|---|---|---|---|---|
| January | 9° cold | 12° cold | 78% sweaty | 59mm dryish | 54% bright | 59 moderate | 9.9h short |
| February | 10° cold | 13° cold | 76% sweaty | 48mm dryish | 50% bright | 63 moderate | 10.8h shortish |
| March | 13° cold | 16° cool | 72% sticky | 52mm dryish | 47% bright | 63 moderate | 12h even |
| April | 19° cool | 20° cool | 65% sticky | 28mm dryish | 41% bright | 64 moderate | 13.2h even |
| May | 25° mild | 25° mild | 58% comfy | 23mm dry | 34% clear | 61 moderate | 14.2h long days |
| June | 31° warm | 30° warm | 52% comfy | 15mm dry | 18% clear | 63 moderate | 14.8h long days |
| July | 34° hot | 33° hot | 47% crisp | 8mm dry | 7% clear | 62 moderate | 14.5h long days |
| August | 33° hot | 33° hot | 50% comfy | 7mm dry | 8% clear | 62 moderate | 13.6h even |
| September | 28° warm | 28° warm | 59% comfy | 19mm dry | 23% clear | 60 moderate | 12.4h even |
| October | 22° mild | 23° mild | 68% sticky | 26mm dryish | 36% bright | 59 moderate | 11.2h shortish |
| November | 16° cool | 18° cool | 76% sweaty | 53mm dryish | 50% bright | 60 moderate | 10.1h shortish |
| December | 11° cold | 14° cool | 79% sweaty | 71mm dryish | 57% mixed | 59 moderate | 9.6h short |
Athens weather questions
- What is the best time to visit Athens?
- May scores best across temperature, rain, humidity and air quality — 25° feels-like, 23mm of rain and 58% humidity. January is the month to avoid: 59mm of rain and 59 AQI.
- How hot does Athens get?
- July is the peak, at 34° feels-like (33° in the shade) — hot. Even in May it reaches 25°.
- When is the rainy season in Athens?
- December is the wettest month at 71mm, and August the driest at just 7mm.
- Is air quality a problem in Athens?
- April is the worst month at 64 AQI (moderate), and January the best at 59 (moderate).
Weather normals from Open-Meteo (ERA5 reanalysis, 1995–2024) and CAMS air quality (2015–2024), licensed CC-BY-4.0. Contains modified Copernicus Climate Change Service information. These are long-run averages, not forecasts — any given year will differ.
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