Rio de Janeiro vs Saint Petersburg

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

Brazil
Rio de Janeiro
62
Moderate
Russia
Saint Petersburg
41
Good
MetricRio de JaneiroSaint Petersburg
AQI6241
PM2.524.9 μg/m³8.9 μg/m³
PM1028.5 μg/m³12.2 μg/m³
Ozone180 ppb29 ppb
NO218.1 ppb55.9 ppb

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