What is the air quality in Saint Nazaire?

Saint Nazaire, France has an annual US AQI of 50 (Reasonable) and average PM2.5 of 10.2 µg/m³, ranking #794 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Saint Nazaire?

August is typically the cleanest month (AQI 40) and March the most polluted (AQI 60).

Where does Saint Nazaire'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.

Saint Nazaire, France — Air Quality & Clean City Guide 2026

Saint Nazaire Air Quality Data

Global rank	City	Continent	AQI	PM2.5
794	Saint Nazaire, France	Europe	AQI 50	PM2.5 10.2 µg/m³