Tehran vs Copenhagen

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

Iran
Tehran
93
Moderate
Denmark
Copenhagen
37
Good
MetricTehranCopenhagen
AQI9337
PM2.538.6 μg/m³2.9 μg/m³
PM1039.7 μg/m³6.3 μg/m³
Ozone8 ppb78 ppb
NO2111.6 ppb3.2 ppb

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