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  3. California
  4. San Diego County

San Diego County

California

2026-10-20 04:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
32.1
O3
μg/m³
75.5
PM2.5
μg/m³
8.8
Weather
  • ℃
  • ℉
21℃
89%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 37
Borrego Springs
AQI 24
Camp Pendleton South
AQI 35
Campo
AQI 42
Carlsbad
AQI 35
Casa de Oro-Mount Helix
AQI 31
Chula Vista
AQI 25
Coronado
AQI 34
Del Mar
AQI 31
El Cajon
AQI 31
Encinitas
AQI 31
Escondido
AQI 31
Fairbanks Ranch
AQI 31
Fallbrook
AQI 35
Hidden Meadows
AQI 35
Imperial Beach
AQI 25
La Mesa
AQI 31
La Posta Band of Indians
AQI 49
Lake San Marcos
AQI 31
Lemon Grove
AQI 31
National City
AQI 34
Oceanside
AQI 35
Poway
AQI 31
Rainbow
AQI 31
Rancho Santa Fe
AQI 31
San Diego
AQI 41
San Marcos
AQI 31
Santee
AQI 31
Solana Beach
AQI 31
Spring Valley
AQI 31
Valley Center
AQI 31
Vista
AQI 35
Winter Gardens
AQI 31
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 41
Coronado
AQI 34
National City
AQI 34
Chula Vista
AQI 25
Lemon Grove
AQI 31
La Mesa
AQI 31
Imperial Beach
AQI 25
Spring Valley
AQI 31
Casa de Oro-Mount Helix
AQI 31
El Cajon
AQI 31
Santee
AQI 31