What is the air quality in Baku?

Baku, Azerbaijan has an annual US AQI of 67 (Polluted) and average PM2.5 of 17.7 µg/m³, ranking #2939 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Baku?

June is typically the cleanest month (AQI 64) and April the most polluted (AQI 71).

Where does Baku's air quality data come from?

PM2.5: 1998–2026 (monitors 2022–2026, satellite 1998–2022, 2024; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Baku, Azerbaijan — Air Quality & Clean City Guide 2026

Baku Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2939	Baku, Azerbaijan	Asia	AQI 67	PM2.5 17.7 µg/m³