What is the air quality in Espoo?

Espoo, Finland has an annual US AQI of 39 (Reasonable) and average PM2.5 of 6.5 µg/m³, ranking #222 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Espoo?

October is typically the cleanest month (AQI 32) and February the most polluted (AQI 44).

Where does Espoo's air quality data come from?

PM2.5: 1998–2026 (monitors 2004, 2006, 2009–2026, satellite 1998–2003, 2005, 2007–2008; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Espoo, Finland — Air Quality & Clean City Guide 2026

Espoo Air Quality Data

Global rank	City	Continent	AQI	PM2.5
222	Espoo, Finland	Europe	AQI 39	PM2.5 6.5 µg/m³