Moscow vs Rio de Janeiro

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

Russia
Moscow
74
Moderate
Brazil
Rio de Janeiro
63
Moderate
MetricMoscowRio de Janeiro
AQI7463
PM2.517.3 μg/m³23.5 μg/m³
PM1021.4 μg/m³25.8 μg/m³
Ozone13 ppb27 ppb
NO232.7 ppb41 ppb

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