What is the air quality in Monroe MI?

Monroe MI, United States of America has an annual US AQI of 51 (Reasonable) and average PM2.5 of 10.3 µg/m³, ranking #847 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Monroe MI?

October is typically the cleanest month (AQI 42) and July the most polluted (AQI 56).

Where does Monroe MI's air quality data come from?

PM2.5: 1998–2024 (monitors 2013–2017, satellite 1998–2014, 2018–2024). Measured by government monitoring stations. Full sources are on the methodology page.

Monroe MI, United States of America — Air Quality & Clean City Guide 2026

Monroe MI Air Quality Data

Global rank	City	Continent	AQI	PM2.5
847	Monroe MI, United States of America	North America	AQI 51	PM2.5 10.3 µg/m³