What is the air quality in Athens?

Athens, Greece has an annual US AQI of 63 (Polluted) and average PM2.5 of 14.7 µg/m³, ranking #2473 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Athens?

December is typically the cleanest month (AQI 58) and July the most polluted (AQI 76).

Where does Athens's air quality data come from?

PM2.5: 1998–2026 (monitors 2007–2026, satellite 1998–2006, 2008, 2010, 2014–2015; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Athens, Greece — Air Quality & Clean City Guide 2026

Athens Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2473	Athens, Greece	Europe	AQI 63	PM2.5 14.7 µg/m³