Pollution in Lyon: Air quality still good this Friday
Air quality will remain good this Friday, September 5, 2025, thanks in particular to favorable weather conditions.
It's still relatively easy to breathe in Lyon and the entire Lyon metropolitan area this Friday, September 5. " The mild temperatures and the north wind will ensure good dispersion of pollutants and limit the production of photochemical ozone, " explains Atmo, the air quality observatory in Auvergne-Rhône-Alpes.
The concentrations of fine particles and sulfur dioxide are good, while they will be average for nitrogen dioxide and ozone.
Lyon Capitale
