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  4. San Diego County

San Diego County

California

2026-10-19 11:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
35.4
O3
μg/m³
69.5
PM2.5
μg/m³
7.5
Weather
  • ℃
  • ℉
18℃
62%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 35
Borrego Springs
AQI 27
Camp Pendleton South
AQI 41
Campo
AQI 37
Carlsbad
AQI 41
Casa de Oro-Mount Helix
AQI 31
Chula Vista
AQI 31
Coronado
AQI 40
Del Mar
AQI 35
El Cajon
AQI 31
Encinitas
AQI 35
Escondido
AQI 35
Fairbanks Ranch
AQI 35
Fallbrook
AQI 41
Hidden Meadows
AQI 41
Imperial Beach
AQI 36
La Mesa
AQI 31
La Posta Band of Indians
AQI 32
Lake San Marcos
AQI 35
Lemon Grove
AQI 31
National City
AQI 40
Oceanside
AQI 41
Poway
AQI 35
Rainbow
AQI 17
Rancho Santa Fe
AQI 35
San Diego
AQI 60
San Marcos
AQI 35
Santee
AQI 31
Solana Beach
AQI 35
Spring Valley
AQI 31
Valley Center
AQI 35
Vista
AQI 41
Winter Gardens
AQI 31
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 60
Coronado
AQI 40
National City
AQI 40
Chula Vista
AQI 31
Lemon Grove
AQI 31
La Mesa
AQI 31
Imperial Beach
AQI 36
Spring Valley
AQI 31
Casa de Oro-Mount Helix
AQI 31
El Cajon
AQI 31
Santee
AQI 31