Hanoi vs Saint Petersburg

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

Vietnam
Hanoi
120
Unhealthy for Sensitive Groups
Russia
Saint Petersburg
55
Moderate
MetricHanoiSaint Petersburg
AQI12055
PM2.553.9 μg/m³9 μg/m³
PM1055.8 μg/m³12.6 μg/m³
Ozone35 ppb18 ppb
NO245.3 ppb29.7 ppb

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