What is the air quality in Collado Villalba?

Collado Villalba, Spain has an annual US AQI of 50 (Reasonable) and average PM2.5 of 9 µg/m³, ranking #722 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Collado Villalba?

November is typically the cleanest month (AQI 42) and July the most polluted (AQI 61).

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
722	Collado Villalba, Spain	Europe	AQI 50	PM2.5 9 µg/m³