San Diego vs Los Angeles

Live air quality comparison. Los Angeles has cleaner air right now.

United States
San Diego
48
Good
United States
Los Angeles
45
Good
MetricSan DiegoLos Angeles
AQI4845
PM2.59.4 μg/m³15.3 μg/m³
PM1011.4 μg/m³16.6 μg/m³
Ozone36 ppb27 ppb
NO217.1 ppb31 ppb

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