Kolkata vs Vienna

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

India
Kolkata
116
Unhealthy for Sensitive Groups
Austria
Vienna
68
Moderate
MetricKolkataVienna
AQI11668
PM2.538.1 μg/m³8.9 μg/m³
PM1045.3 μg/m³21.8 μg/m³
Ozone66 ppb98 ppb
NO213.3 ppb3.7 ppb

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

Kolkata vs Vienna - Air Quality Comparison | atmos.today