Tehran vs Christchurch

Live air quality comparison. Christchurch has cleaner air right now.

Iran
Tehran
79
Moderate
New Zealand
Christchurch
38
Good
MetricTehranChristchurch
AQI7938
PM2.59.3 μg/m³5.9 μg/m³
PM1018.5 μg/m³8.4 μg/m³
Ozone94 ppb35 ppb
NO213.2 ppb4.4 ppb

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