Rio de Janeiro vs Saint Petersburg

Live air quality comparison. Saint Petersburg has cleaner air right now.

Brazil
Rio de Janeiro
196
Unhealthy
Russia
Saint Petersburg
47
Good
MetricRio de JaneiroSaint Petersburg
AQI19647
PM2.524.4 μg/m³13.6 μg/m³
PM1025.9 μg/m³15.4 μg/m³
Ozone188 ppb44 ppb
NO223.9 ppb29 ppb

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