Athens weather in January
January in Athens: cool, a little rain, with clean air — a great time to visit.
#12 of 12 months in Athens · #261 of 604 destinations to visit in January · comfort 72/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Athens climate normals — January
| Daytime high | 12°C / 54°F | 🙂 cool |
|---|---|---|
| Nighttime low | 6°C / 42°F | |
| Feels like (high) | 10°C / 50°F | |
| Rainfall | 60 mm / 2.4 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 79% | 💦 very humid |
| Dew point | 5°C / 42°F | |
| Sunshine | 7.4 h/day | |
| Daylight | 9.9 h | |
| Wind | 17 km/h / 10 mph | |
| Snowfall | 0.9 cm / 0.4 in | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Athens in January — FAQ
- Is January a good time to visit Athens?
- January in Athens: cool, a little rain, with clean air — a great time to visit. It ranks #12 of 12 months for Athens on SeasonMap's comfort score (72/100).
- What is the weather like in Athens in January?
- In January, Athens averages a daily high of 12.4°C and a low of 5.5°C, with about 60.1 mm of rain over roughly 9.2 rainy days.
- What is the air quality in Athens in January?
- Athens has a mean US Air Quality Index of about 37 in January.