What is the air quality in Ponta Delgada?

Ponta Delgada, Portugal has an annual US AQI of 36 (Reasonable) and average PM2.5 of 5.7 µg/m³, ranking #152 of 5856 cities. Main pollutant: O3.

What is the cleanest month in Ponta Delgada?

August is typically the cleanest month (AQI 32) and April the most polluted (AQI 41).

Where does Ponta Delgada's air quality data come from?

PM2.5: 1998–2026 (monitors 2023–2026, satellite 1998–2022; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Ponta Delgada, Portugal — Air Quality & Clean City Guide 2026

Ponta Delgada Air Quality Data

Global rank	City	Continent	AQI	PM2.5
152	Ponta Delgada, Portugal	Europe	AQI 36	PM2.5 5.7 µg/m³