Rio de Janeiro vs Saint Petersburg

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

Brazil
Rio de Janeiro
81
Moderate
Russia
Saint Petersburg
57
Moderate
MetricRio de JaneiroSaint Petersburg
AQI8157
PM2.539 μg/m³3.3 μg/m³
PM1042.7 μg/m³4.3 μg/m³
Ozone53 ppb39 ppb
NO250.8 ppb17.9 ppb

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