What is the air quality in Little Rock AR?

Little Rock AR, United States of America has an annual US AQI of 55 (Reasonable) and average PM2.5 of 11.7 µg/m³, ranking #1322 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Little Rock AR?

January is typically the cleanest month (AQI 51) and August the most polluted (AQI 62).

Where does Little Rock AR's air quality data come from?

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

Little Rock AR, United States of America — Air Quality & Clean City Guide 2026

Little Rock AR Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1322	Little Rock AR, United States of America	North America	AQI 55	PM2.5 11.7 µg/m³