Current Toronto Air Quality (2023 Wildfire Live Readings)
Toronto PM2.5 air quality averaged 7.8 micrograms in 2022. This means Toronto PM2.5 concentrations exceeded the WHO annual limit of 5.0 micrograms by a little under 2 times. On the most polluted day, Toronto air quality exceeded the recommended limit by a little under 6 times. Current Air Quality in …