What is the air quality in Hermosillo?

Hermosillo, Mexico has an annual US AQI of 51 (Reasonable) and average PM2.5 of 9.9 µg/m³, ranking #818 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Hermosillo?

February is typically the cleanest month (AQI 47) and April the most polluted (AQI 53).

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

Global rank	City	Continent	AQI	PM2.5
818	Hermosillo, Mexico	North America	AQI 51	PM2.5 9.9 µg/m³