What is the air quality in Mesa AZ?

Mesa AZ, United States of America has an annual US AQI of 54 (Reasonable) and average PM2.5 of 8 µg/m³, ranking #1149 of 5856 cities. Main pollutant: O3.

What is the cleanest month in Mesa AZ?

February is typically the cleanest month (AQI 44) and June the most polluted (AQI 65).

Where does Mesa AZ's air quality data come from?

PM2.5: 1998–2026 (monitors 1999–2026, satellite 1998–2000, 2004–2005, 2012; 2026 provisional (AirNow)). Measured by government monitoring stations. Full sources are on the methodology page.

Mesa AZ, United States of America — Air Quality & Clean City Guide 2026

Mesa AZ Air Quality Data

Global rank	City	Continent	AQI	PM2.5
1149	Mesa AZ, United States of America	North America	AQI 54	PM2.5 8 µg/m³