Kolkata vs Helsinki

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

India
Kolkata
187
Unhealthy
Finland
Helsinki
27
Good
MetricKolkataHelsinki
AQI18727
PM2.5117.1 μg/m³1.3 μg/m³
PM10121.5 μg/m³1.5 μg/m³
Ozone118 ppb40 ppb
NO217.6 ppb2.4 ppb

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