What is the air quality in Almada?

Almada, Portugal has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.7 µg/m³, ranking #960 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Almada?

June is typically the cleanest month (AQI 50) and January the most polluted (AQI 57).

Where does Almada's air quality data come from?

PM2.5: 1998–2026 (monitors 2009–2026, satellite 1998–2008, 2013, 2019; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Almada, Portugal — Air Quality & Clean City Guide 2026

Almada Air Quality Data

Global rank	City	Continent	AQI	PM2.5
960	Almada, Portugal	Europe	AQI 52	PM2.5 10.7 µg/m³