Tehran vs Rio de Janeiro

Live air quality comparison. Rio de Janeiro has cleaner air right now.

Iran
Tehran
72
Moderate
Brazil
Rio de Janeiro
62
Moderate
MetricTehranRio de Janeiro
AQI7262
PM2.534 μg/m³22.1 μg/m³
PM1034.6 μg/m³24.5 μg/m³
Ozone0 ppb29 ppb
NO2106.3 ppb41 ppb

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

Tehran vs Rio de Janeiro - Air Quality Comparison | atmos.today