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  4. San Diego County

San Diego County

California

2026-10-12 03:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
30.4
O3
μg/m³
75.4
PM2.5
μg/m³
10.6
Weather
  • ℃
  • ℉
19℃
82%
8 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 24
Borrego Springs
AQI 28
Camp Pendleton South
AQI 38
Campo
AQI 22
Carlsbad
AQI 39
Casa de Oro-Mount Helix
AQI 28
Chula Vista
AQI 28
Coronado
AQI 31
Del Mar
AQI 29
El Cajon
AQI 27
Encinitas
AQI 29
Escondido
AQI 29
Fairbanks Ranch
AQI 29
Fallbrook
AQI 39
Hidden Meadows
AQI 39
Imperial Beach
AQI 29
La Mesa
AQI 28
La Posta Band of Indians
AQI 24
Lake San Marcos
AQI 29
Lemon Grove
AQI 28
National City
AQI 31
Oceanside
AQI 39
Poway
AQI 29
Rainbow
AQI 26
Rancho Santa Fe
AQI 29
San Diego
AQI 29
San Marcos
AQI 29
Santee
AQI 28
Solana Beach
AQI 29
Spring Valley
AQI 28
Valley Center
AQI 29
Vista
AQI 39
Winter Gardens
AQI 28
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 29
Coronado
AQI 31
National City
AQI 31
Chula Vista
AQI 28
Lemon Grove
AQI 28
La Mesa
AQI 28
Imperial Beach
AQI 29
Spring Valley
AQI 28
Casa de Oro-Mount Helix
AQI 28
El Cajon
AQI 27
Santee
AQI 28