What is the air quality in Rouen?

Rouen, France has an annual US AQI of 57 (Reasonable) and average PM2.5 of 13 µg/m³, ranking #1691 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Rouen?

August is typically the cleanest month (AQI 48) and March the most polluted (AQI 67).

Where does Rouen's air quality data come from?

PM2.5: 1998–2026 (monitors 2001–2006, 2011–2026, satellite 1998–2001, 2007–2010, 2016; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Rouen, France — Air Quality & Clean City Guide 2026

Rouen Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1691	Rouen, France	Europe	AQI 57	PM2.5 13 µg/m³