What is the air quality in Monroe LA?

Monroe LA, United States of America has an annual US AQI of 49 (Reasonable) and average PM2.5 of 9.8 µg/m³, ranking #701 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Monroe LA?

January is typically the cleanest month (AQI 42) and August the most polluted (AQI 58).

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

PM2.5: 1998–2026 (monitors 1999–2026, satellite 1998–1999, 2007, 2009, 2013–2018, 2021–2022; 2026 provisional (AirNow)). Measured by government monitoring stations. Full sources are on the methodology page.

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

Monroe LA Air Quality Data

Global rank	City	Continent	AQI	PM2.5
701	Monroe LA, United States of America	North America	AQI 49	PM2.5 9.8 µg/m³