What is the air quality in Greensboro NC?

Greensboro NC, United States of America has an annual US AQI of 52 (Reasonable) and average PM2.5 of 10.6 µg/m³, ranking #949 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Greensboro NC?

October is typically the cleanest month (AQI 47) and July the most polluted (AQI 61).

Where does Greensboro NC's air quality data come from?

PM2.5: 1998–2026 (monitors 1999–2026, satellite 1998, 2006, 2015; 2026 provisional (AirNow)). Measured by government monitoring stations. Full sources are on the methodology page.

Greensboro NC, United States of America — Air Quality & Clean City Guide 2026

Greensboro NC Air Quality Data

Global rank	City	Continent	AQI	PM2.5
949	Greensboro NC, United States of America	North America	AQI 52	PM2.5 10.6 µg/m³