Tehran vs Helsinki

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

Iran
Tehran
93
Moderate
Finland
Helsinki
29
Good
MetricTehranHelsinki
AQI9329
PM2.538.6 μg/m³3.6 μg/m³
PM1039.7 μg/m³4.4 μg/m³
Ozone8 ppb83 ppb
NO2111.6 ppb3.9 ppb

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