San Diego vs Cairo

Live air quality comparison. San Diego has cleaner air right now.

United States
San Diego
60
Moderate
Egypt
Cairo
81
Moderate
MetricSan DiegoCairo
AQI6081
PM2.517.6 μg/m³14.5 μg/m³
PM1024.8 μg/m³26.6 μg/m³
Ozone71 ppb87 ppb
NO212.3 ppb15.8 ppb

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