What is the air quality in Santander de Quilichao?

Santander de Quilichao, Colombia has an annual US AQI of 54 (Reasonable) and average PM2.5 of 11.2 µg/m³, ranking #1185 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Santander de Quilichao?

June is typically the cleanest month (AQI 50) and February the most polluted (AQI 61).

Where does Santander de Quilichao's air quality data come from?

PM2.5: 1998–2024 (satellite). From satellite data, because no government monitor covers the city. Full sources are on the methodology page.

Santander de Quilichao, Colombia — Air Quality & Clean City Guide 2026

Santander de Quilichao Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1185	Santander de Quilichao, Colombia	South America	AQI 54	PM2.5 11.2 µg/m³