Tehran vs Saint Petersburg

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

Iran
Tehran
77
Moderate
Russia
Saint Petersburg
49
Good
MetricTehranSaint Petersburg
AQI7749
PM2.538.1 μg/m³14.1 μg/m³
PM1046.1 μg/m³15.4 μg/m³
Ozone10 ppb44 ppb
NO275.3 ppb29.9 ppb

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