Tehran vs Saint Petersburg

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

Iran
Tehran
56
Moderate
Russia
Saint Petersburg
41
Good
MetricTehranSaint Petersburg
AQI5641
PM2.532.2 μg/m³8.9 μg/m³
PM1033.3 μg/m³12.2 μg/m³
Ozone2 ppb29 ppb
NO296.5 ppb55.9 ppb

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