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  4. San Diego County

San Diego County

California

2026-10-19 07:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
39.5
O3
μg/m³
68.8
PM2.5
μg/m³
7.4
Weather
  • ℃
  • ℉
19℃
69%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 40
Borrego Springs
AQI 29
Camp Pendleton South
AQI 42
Campo
AQI 32
Carlsbad
AQI 42
Casa de Oro-Mount Helix
AQI 38
Chula Vista
AQI 39
Coronado
AQI 42
Del Mar
AQI 37
El Cajon
AQI 38
Encinitas
AQI 37
Escondido
AQI 37
Fairbanks Ranch
AQI 37
Fallbrook
AQI 42
Hidden Meadows
AQI 42
Imperial Beach
AQI 39
La Mesa
AQI 38
La Posta Band of Indians
AQI 31
Lake San Marcos
AQI 37
Lemon Grove
AQI 38
National City
AQI 42
Oceanside
AQI 42
Poway
AQI 37
Rainbow
AQI 28
Rancho Santa Fe
AQI 37
San Diego
AQI 63
San Marcos
AQI 37
Santee
AQI 38
Solana Beach
AQI 37
Spring Valley
AQI 38
Valley Center
AQI 37
Vista
AQI 42
Winter Gardens
AQI 38
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 63
Coronado
AQI 42
National City
AQI 42
Chula Vista
AQI 39
Lemon Grove
AQI 38
La Mesa
AQI 38
Imperial Beach
AQI 39
Spring Valley
AQI 38
Casa de Oro-Mount Helix
AQI 38
El Cajon
AQI 38
Santee
AQI 38