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  3. California
  4. San Diego County

San Diego County

California

2026-10-21 00:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
98.6
PM10
μg/m³
27
PM2.5
μg/m³
7.5
Weather
  • ℃
  • ℉
21℃
80%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Alpine
AQI 37
Borrego Springs
AQI 21
Camp Pendleton South
AQI 26
Campo
AQI 35
Carlsbad
AQI 28
Casa de Oro-Mount Helix
AQI 27
Chula Vista
AQI 25
Coronado
AQI 26
Del Mar
AQI 28
El Cajon
AQI 31
Encinitas
AQI 28
Escondido
AQI 28
Fairbanks Ranch
AQI 28
Fallbrook
AQI 27
Hidden Meadows
AQI 28
Imperial Beach
AQI 21
La Mesa
AQI 27
La Posta Band of Indians
AQI 38
Lake San Marcos
AQI 28
Lemon Grove
AQI 27
National City
AQI 26
Oceanside
AQI 26
Poway
AQI 28
Rainbow
AQI 27
Rancho Santa Fe
AQI 28
San Diego
AQI 28
San Marcos
AQI 28
Santee
AQI 27
Solana Beach
AQI 28
Spring Valley
AQI 27
Valley Center
AQI 28
Vista
AQI 28
Winter Gardens
AQI 27
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 28
Coronado
AQI 26
National City
AQI 26
Chula Vista
AQI 25
Lemon Grove
AQI 27
La Mesa
AQI 27
Imperial Beach
AQI 21
Spring Valley
AQI 27
Casa de Oro-Mount Helix
AQI 27
El Cajon
AQI 31
Santee
AQI 27