What is the air quality in Santiago de los Caballeros?

Santiago de los Caballeros, Dominican Republic has an annual US AQI of 50 (Reasonable) and average PM2.5 of 10.1 µg/m³, ranking #777 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Santiago de los Caballeros?

December is typically the cleanest month (AQI 38) and June the most polluted (AQI 57).

Where does Santiago de los Caballeros'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.

Santiago de los Caballeros, Dominican Republic — Air Quality & Clean City Guide 2026

Santiago de los Caballeros Air Quality Data

Global rank	City	Continent	AQI	PM2.5
777	Santiago de los Caballeros, Dominican Republic	North America	AQI 50	PM2.5 10.1 µg/m³