Tehran vs Saint Petersburg

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

Iran
Tehran
83
Moderate
Russia
Saint Petersburg
57
Moderate
MetricTehranSaint Petersburg
AQI8357
PM2.553 μg/m³3.9 μg/m³
PM1057.7 μg/m³5.2 μg/m³
Ozone18 ppb34 ppb
NO262.7 ppb20.8 ppb

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