Tehran vs Saint Petersburg

Live air quality comparison. Saint Petersburg has cleaner air right now.

Iran
Tehran
73
Moderate
Russia
Saint Petersburg
55
Moderate
MetricTehranSaint Petersburg
AQI7355
PM2.530.5 μg/m³9 μg/m³
PM1031 μg/m³12.6 μg/m³
Ozone0 ppb18 ppb
NO2102.4 ppb29.7 ppb

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