What is the air quality in Zanjan?

Zanjan, Iran has an annual US AQI of 79 (Polluted) and average PM2.5 of 24.4 µg/m³, ranking #3779 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Zanjan?

July is typically the cleanest month (AQI 74) and November the most polluted (AQI 85).

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
3779	Zanjan, Iran	Africa & Middle East	AQI 79	PM2.5 24.4 µg/m³