Tehran vs Tallinn

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

Iran
Tehran
93
Moderate
Estonia
Tallinn
29
Good
MetricTehranTallinn
AQI9329
PM2.538.6 μg/m³2.9 μg/m³
PM1039.7 μg/m³4.1 μg/m³
Ozone8 ppb62 ppb
NO2111.6 ppb3.4 ppb

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