What is the air quality in Amadora?

Amadora, Portugal has an annual US AQI of 53 (Reasonable) and average PM2.5 of 11.2 µg/m³, ranking #1099 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Amadora?

May is typically the cleanest month (AQI 49) and January the most polluted (AQI 59).

Where does Amadora's air quality data come from?

PM2.5: 1998–2026 (monitors 2002–2003, 2007, 2010–2011, 2013–2016, 2021, 2024–2025, satellite 1998–2001, 2003–2010, 2012, 2014–2020, 2022–2024, model 2025–2026). Measured by government monitoring stations. Full sources are on the methodology page.

Amadora, Portugal — Air Quality & Clean City Guide 2026

Amadora Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1099	Amadora, Portugal	Europe	AQI 53	PM2.5 11.2 µg/m³