Kolkata vs Helsinki

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

India
Kolkata
58
Moderate
Finland
Helsinki
39
Good
MetricKolkataHelsinki
AQI5839
PM2.517.2 μg/m³5.3 μg/m³
PM1019.4 μg/m³6.4 μg/m³
Ozone75 ppb44 ppb
NO28.5 ppb7.4 ppb

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