Lima vs Chennai

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

Peru
Lima
60
Moderate
India
Chennai
68
Moderate
MetricLimaChennai
AQI6068
PM2.517.9 μg/m³15.7 μg/m³
PM1054.9 μg/m³18.1 μg/m³
Ozone41 ppb23 ppb
NO220 ppb21.7 ppb

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