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National City

San Diego County, California

2024-12-22 11:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
33
PM2.5
μg/m³
20.1
O3
μg/m³
38.6
Weather
  • ℃
  • ℉
10℃
85%
0 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM10
  • PM2.5
  • O3
Data Sources
http://www.airnow.gov/

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