Tehran vs Singapore

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

Iran
Tehran
93
Moderate
Singapore
Singapore
61
Moderate
MetricTehranSingapore
AQI9361
PM2.538.6 μg/m³9.5 μg/m³
PM1039.7 μg/m³10 μg/m³
Ozone8 ppb81 ppb
NO2111.6 ppb34.2 ppb

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