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  4. San Diego County

San Diego County

California

2026-10-11 20:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
33.7
O3
μg/m³
86
PM2.5
μg/m³
11
Weather
  • ℃
  • ℉
21℃
72%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 28
Borrego Springs
AQI 16
Camp Pendleton South
AQI 44
Campo
AQI 26
Carlsbad
AQI 44
Casa de Oro-Mount Helix
AQI 27
Chula Vista
AQI 34
Coronado
AQI 42
Del Mar
AQI 33
El Cajon
AQI 27
Encinitas
AQI 33
Escondido
AQI 33
Fairbanks Ranch
AQI 33
Fallbrook
AQI 44
Hidden Meadows
AQI 44
Imperial Beach
AQI 34
La Mesa
AQI 27
La Posta Band of Indians
AQI 26
Lake San Marcos
AQI 33
Lemon Grove
AQI 27
National City
AQI 42
Oceanside
AQI 44
Poway
AQI 33
Rainbow
AQI 23
Rancho Santa Fe
AQI 33
San Diego
AQI 37
San Marcos
AQI 33
Santee
AQI 27
Solana Beach
AQI 33
Spring Valley
AQI 27
Valley Center
AQI 33
Vista
AQI 44
Winter Gardens
AQI 27
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 37
Coronado
AQI 42
National City
AQI 42
Chula Vista
AQI 34
Lemon Grove
AQI 27
La Mesa
AQI 27
Imperial Beach
AQI 34
Spring Valley
AQI 27
Casa de Oro-Mount Helix
AQI 27
El Cajon
AQI 27
Santee
AQI 27