What is the air quality in Bozeman MT?

Bozeman MT, United States of America has an annual US AQI of 42 (Reasonable) and average PM2.5 of 6.5 µg/m³, ranking #310 of 5856 cities. Main pollutant: O3.

What is the cleanest month in Bozeman MT?

October is typically the cleanest month (AQI 34) and August the most polluted (AQI 53).

Where does Bozeman MT's air quality data come from?

PM2.5: 1998–2024 (monitors 2005–2008, 2010–2011, 2014, 2017–2023, satellite 1998–2009, 2012–2013, 2015–2016, 2024). Measured by government monitoring stations. Full sources are on the methodology page.

Bozeman MT, United States of America — Air Quality & Clean City Guide 2026

Bozeman MT Air Quality Data

Global rank	City	Continent	AQI	PM2.5
310	Bozeman MT, United States of America	North America	AQI 42	PM2.5 6.5 µg/m³