Tehran vs Toronto

Live air quality comparison. Toronto has cleaner air right now.

Iran
Tehran
79
Moderate
Canada
Toronto
28
Good
MetricTehranToronto
AQI7928
PM2.59.3 μg/m³3.5 μg/m³
PM1018.5 μg/m³3.6 μg/m³
Ozone94 ppb46 ppb
NO213.2 ppb15.9 ppb

Lower values mean cleaner air. Updated hourly. Sources: OpenAQ, Open-Meteo.