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  4. San Diego County

San Diego County

California

2026-10-16 14:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
21
O3
μg/m³
48.7
PM2.5
μg/m³
4.1
Weather
  • ℃
  • ℉
26℃
38%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 27
Borrego Springs
AQI 41
Camp Pendleton South
AQI 23
Campo
AQI 21
Carlsbad
AQI 23
Casa de Oro-Mount Helix
AQI 20
Chula Vista
AQI 15
Coronado
AQI 28
Del Mar
AQI 19
El Cajon
AQI 20
Encinitas
AQI 19
Escondido
AQI 19
Fairbanks Ranch
AQI 19
Fallbrook
AQI 23
Hidden Meadows
AQI 23
Imperial Beach
AQI 27
La Mesa
AQI 20
La Posta Band of Indians
AQI 23
Lake San Marcos
AQI 19
Lemon Grove
AQI 20
National City
AQI 28
Oceanside
AQI 23
Poway
AQI 19
Rainbow
AQI 18
Rancho Santa Fe
AQI 19
San Diego
AQI 44
San Marcos
AQI 19
Santee
AQI 20
Solana Beach
AQI 19
Spring Valley
AQI 20
Valley Center
AQI 19
Vista
AQI 23
Winter Gardens
AQI 20
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 44
Coronado
AQI 28
National City
AQI 28
Chula Vista
AQI 15
Lemon Grove
AQI 20
La Mesa
AQI 20
Imperial Beach
AQI 27
Spring Valley
AQI 20
Casa de Oro-Mount Helix
AQI 20
El Cajon
AQI 20
Santee
AQI 20