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  4. San Diego County

San Diego County

California

2026-10-19 08:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
38.8
O3
μg/m³
68.9
PM2.5
μg/m³
7
Weather
  • ℃
  • ℉
18℃
67%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 41
Borrego Springs
AQI 29
Camp Pendleton South
AQI 41
Campo
AQI 36
Carlsbad
AQI 41
Casa de Oro-Mount Helix
AQI 35
Chula Vista
AQI 37
Coronado
AQI 39
Del Mar
AQI 38
El Cajon
AQI 35
Encinitas
AQI 38
Escondido
AQI 38
Fairbanks Ranch
AQI 38
Fallbrook
AQI 41
Hidden Meadows
AQI 41
Imperial Beach
AQI 37
La Mesa
AQI 35
La Posta Band of Indians
AQI 31
Lake San Marcos
AQI 38
Lemon Grove
AQI 35
National City
AQI 39
Oceanside
AQI 41
Poway
AQI 38
Rainbow
AQI 42
Rancho Santa Fe
AQI 38
San Diego
AQI 57
San Marcos
AQI 38
Santee
AQI 35
Solana Beach
AQI 38
Spring Valley
AQI 35
Valley Center
AQI 38
Vista
AQI 41
Winter Gardens
AQI 35
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 57
Coronado
AQI 39
National City
AQI 39
Chula Vista
AQI 37
Lemon Grove
AQI 35
La Mesa
AQI 35
Imperial Beach
AQI 37
Spring Valley
AQI 35
Casa de Oro-Mount Helix
AQI 35
El Cajon
AQI 35
Santee
AQI 35