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  5. San Diego

San Diego

San Diego County, California

2026-09-21 14:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.8
O3
μg/m³
81.4
PM10
μg/m³
19.6
Weather
  • ℃
  • ℉
20℃
81%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
N/A
AQI 47
Otay Mesa
AQI 43
Otay Mesa - Donovan
AQI 43
San Diego - Kearny Villa Rd.
AQI 45
San Diego - Rancho Carmel Drive
AQI 42
San Diego - Sherman Elementary School
AQI 43
Data Sources
http://www.airnow.gov/

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