What is the air quality in Kajaani?

Kajaani, Finland has an annual US AQI of 34 (Reasonable) and average PM2.5 of 5 µg/m³, ranking #104 of 5856 cities. Main pollutant: O3.

What is the cleanest month in Kajaani?

October is typically the cleanest month (AQI 28) and May the most polluted (AQI 41).

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
104	Kajaani, Finland	Europe	AQI 34	PM2.5 5 µg/m³