What is the air quality in North Bay?

North Bay, Canada has an annual US AQI of 35 (Reasonable) and average PM2.5 of 5.3 µg/m³, ranking #130 of 5856 cities. Main pollutant: O3.

What is the cleanest month in North Bay?

November is typically the cleanest month (AQI 27) and June the most polluted (AQI 43).

Where does North Bay's air quality data come from?

PM2.5: 1998–2026 (monitors 1999–2026, satellite 1998–2000, 2023; 2025–2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

North Bay, Canada — Air Quality & Clean City Guide 2026

North Bay Air Quality Data

Global rank	City	Continent	AQI	PM2.5
130	North Bay, Canada	North America	AQI 35	PM2.5 5.3 µg/m³