What is the air quality in Medicine Hat?

Medicine Hat, Canada has an annual US AQI of 39 (Reasonable) and average PM2.5 of 6 µg/m³, ranking #221 of 5856 cities. Main pollutant: O3.

What is the cleanest month in Medicine Hat?

October is typically the cleanest month (AQI 32) and August the most polluted (AQI 47).

Where does Medicine Hat's air quality data come from?

PM2.5: 1998–2026 (monitors 2004–2006, 2008–2026, satellite 1998–2003, 2007, 2009–2011, 2013, 2024; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Medicine Hat, Canada — Air Quality & Clean City Guide 2026

Medicine Hat Air Quality Data

Global rank	City	Continent	AQI	PM2.5
221	Medicine Hat, Canada	North America	AQI 39	PM2.5 6 µg/m³