Athens weather in December
December in Athens: cool, a little rain, with clean air — a great time to visit.
#11 of 12 months in Athens · #213 of 604 destinations to visit in December · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Athens climate normals — December
| Daytime high | 15°C / 59°F | 🙂 cool |
|---|---|---|
| Nighttime low | 9°C / 48°F | |
| Feels like (high) | 13°C / 55°F | |
| Rainfall | 59 mm / 2.3 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 83% | 💦 very humid |
| Dew point | 10°C / 49°F | |
| Sunshine | 6.8 h/day | |
| Daylight | 9.6 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 36 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Athens?
Loading map…
Athens in December — FAQ
- Is December a good time to visit Athens?
- December in Athens: cool, a little rain, with clean air — a great time to visit. It ranks #11 of 12 months for Athens on SeasonMap's comfort score (76/100).
- What is the weather like in Athens in December?
- In December, Athens averages a daily high of 15°C and a low of 9°C, with about 59.1 mm of rain over roughly 8 rainy days.
- What is the air quality in Athens in December?
- Athens has a mean US Air Quality Index of about 36 in December.