What is the air quality in Olsztyn?

Olsztyn, Poland has an annual US AQI of 65 (Polluted) and average PM2.5 of 17 µg/m³, ranking #2804 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Olsztyn?

July is typically the cleanest month (AQI 51) and February the most polluted (AQI 82).

Where does Olsztyn's air quality data come from?

PM2.5: 1998–2026 (monitors 2009–2026, satellite 1998–2009; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Olsztyn, Poland — Air Quality & Clean City Guide 2026

Olsztyn Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2804	Olsztyn, Poland	Europe	AQI 65	PM2.5 17 µg/m³