What is the air quality in Copenhagen?

Copenhagen, Denmark has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.8 µg/m³, ranking #989 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Copenhagen?

July is typically the cleanest month (AQI 47) and March the most polluted (AQI 59).

Where does Copenhagen's air quality data come from?

PM2.5: 1998–2025 (monitors 2004–2010, 2013–2025, satellite 1998–2003, 2006, 2008, 2011–2012, 2022–2023). Measured by government monitoring stations. Full sources are on the methodology page.

Copenhagen, Denmark — Air Quality & Clean City Guide 2026

Copenhagen Air Quality Data

Global rank	City	Continent	AQI	PM2.5
989	Copenhagen, Denmark	Europe	AQI 52	PM2.5 10.8 µg/m³