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  4. San Diego County

San Diego County

California

2026-10-11 23:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
35.7
O3
μg/m³
83
PM2.5
μg/m³
11.4
Weather
  • ℃
  • ℉
20℃
74%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 27
Borrego Springs
AQI 32
Camp Pendleton South
AQI 42
Campo
AQI 28
Carlsbad
AQI 44
Casa de Oro-Mount Helix
AQI 35
Chula Vista
AQI 33
Coronado
AQI 37
Del Mar
AQI 34
El Cajon
AQI 34
Encinitas
AQI 34
Escondido
AQI 34
Fairbanks Ranch
AQI 34
Fallbrook
AQI 44
Hidden Meadows
AQI 44
Imperial Beach
AQI 33
La Mesa
AQI 35
La Posta Band of Indians
AQI 25
Lake San Marcos
AQI 34
Lemon Grove
AQI 35
National City
AQI 37
Oceanside
AQI 44
Poway
AQI 34
Rainbow
AQI 28
Rancho Santa Fe
AQI 34
San Diego
AQI 36
San Marcos
AQI 34
Santee
AQI 35
Solana Beach
AQI 34
Spring Valley
AQI 35
Valley Center
AQI 34
Vista
AQI 44
Winter Gardens
AQI 35
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 36
Coronado
AQI 37
National City
AQI 37
Chula Vista
AQI 33
Lemon Grove
AQI 35
La Mesa
AQI 35
Imperial Beach
AQI 33
Spring Valley
AQI 35
Casa de Oro-Mount Helix
AQI 35
El Cajon
AQI 34
Santee
AQI 35