What is the air quality in Coquimbo?

Coquimbo, Chile has an annual US AQI of 60 (Reasonable) and average PM2.5 of 14 µg/m³, ranking #2092 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Coquimbo?

October is typically the cleanest month (AQI 56) and May the most polluted (AQI 65).

Where does Coquimbo's air quality data come from?

PM2.5: 1998–2026 (monitors 2016–2026, satellite 1998–2018, 2021–2023; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Coquimbo, Chile — Air Quality & Clean City Guide 2026

Coquimbo Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2092	Coquimbo, Chile	South America	AQI 60	PM2.5 14 µg/m³