Rio de Janeiro vs Saint Petersburg

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

Brazil
Rio de Janeiro
63
Moderate
Russia
Saint Petersburg
55
Moderate
MetricRio de JaneiroSaint Petersburg
AQI6355
PM2.523.5 μg/m³9 μg/m³
PM1025.8 μg/m³12.6 μg/m³
Ozone27 ppb18 ppb
NO241 ppb29.7 ppb

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