Moscow vs Rio de Janeiro

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

Russia
Moscow
66
Moderate
Brazil
Rio de Janeiro
116
Unhealthy for Sensitive Groups
MetricMoscowRio de Janeiro
AQI66116
PM2.513.5 μg/m³48.4 μg/m³
PM1016.5 μg/m³52.3 μg/m³
Ozone47 ppb120 ppb
NO236.1 ppb28 ppb

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