What is the air quality in Lyon?

Lyon, France has an annual US AQI of 61 (Polluted) and average PM2.5 of 14.9 µg/m³, ranking #2302 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Lyon?

May is typically the cleanest month (AQI 52) and January the most polluted (AQI 74).

Where does Lyon's air quality data come from?

PM2.5: 1998–2026 (monitors 2011–2026, satellite 1998–2010; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Lyon, France — Air Quality & Clean City Guide 2026

Lyon Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2302	Lyon, France	Europe	AQI 61	PM2.5 14.9 µg/m³