What is the air quality in Vienna?

Vienna, Austria has an annual US AQI of 64 (Polluted) and average PM2.5 of 16.3 µg/m³, ranking #2689 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Vienna?

May is typically the cleanest month (AQI 53) and January the most polluted (AQI 81).

Where does Vienna's air quality data come from?

PM2.5: 1998–2026 (monitors 1999–2000, 2005–2026, satellite 1998–2004; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Vienna, Austria — Air Quality & Clean City Guide 2026

Vienna Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2689	Vienna, Austria	Europe	AQI 64	PM2.5 16.3 µg/m³