What is the air quality in La Rochelle?

La Rochelle, France has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.8 µg/m³, ranking #994 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in La Rochelle?

August is typically the cleanest month (AQI 42) and March the most polluted (AQI 62).

Where does La Rochelle'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.

La Rochelle, France — Air Quality & Clean City Guide 2026

La Rochelle Air Quality Data

Global rank	City	Continent	AQI	PM2.5
994	La Rochelle, France	Europe	AQI 52	PM2.5 10.8 µg/m³