What is the air quality in Qazvin?

Qazvin, Iran has an annual US AQI of 87 (Polluted) and average PM2.5 of 28.1 µg/m³, ranking #4123 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Qazvin?

September is typically the cleanest month (AQI 80) and December the most polluted (AQI 97).

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Global rank	City	Continent	AQI	PM2.5
4123	Qazvin, Iran	Africa & Middle East	AQI 87	PM2.5 28.1 µg/m³