What is the air quality in Sønderborg?

Sønderborg, Denmark has an annual US AQI of 53 (Reasonable) and average PM2.5 of 11.1 µg/m³, ranking #1095 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Sønderborg?

August is typically the cleanest month (AQI 44) and March 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
1095	Sønderborg, Denmark	Europe	AQI 53	PM2.5 11.1 µg/m³