San Diego vs Los Angeles

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

United States
San Diego
58
Moderate
United States
Los Angeles
69
Moderate
MetricSan DiegoLos Angeles
AQI5869
PM2.515.8 μg/m³19.3 μg/m³
PM1021.7 μg/m³23.7 μg/m³
Ozone80 ppb70 ppb
NO27.1 ppb15.9 ppb

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