What is the air quality in Brantford?

Brantford, Canada has an annual US AQI of 46 (Reasonable) and average PM2.5 of 8.6 µg/m³, ranking #491 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Brantford?

October is typically the cleanest month (AQI 38) and July the most polluted (AQI 54).

Where does Brantford's air quality data come from?

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

Brantford, Canada — Air Quality & Clean City Guide 2026

Brantford Air Quality Data

Global rank	City	Continent	AQI	PM2.5
491	Brantford, Canada	North America	AQI 46	PM2.5 8.6 µg/m³