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  4. San Diego County

San Diego County

California

2026-10-10 14:00
AQI (China)
Excellent
Pollutants|Pollens
PM10
μg/m³
19.2
O3
μg/m³
53
PM2.5
μg/m³
8.7
Weather
  • ℃
  • ℉
22℃
90%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • PM10
  • O3
  • PM2.5
Places included
Alpine
AQI 36
Borrego Springs
AQI 24
Camp Pendleton South
AQI 21
Campo
AQI 26
Carlsbad
AQI 21
Casa de Oro-Mount Helix
AQI 19
Chula Vista
AQI 19
Coronado
AQI 21
Del Mar
AQI 17
El Cajon
AQI 19
Encinitas
AQI 17
Escondido
AQI 17
Fairbanks Ranch
AQI 17
Fallbrook
AQI 21
Hidden Meadows
AQI 21
Imperial Beach
AQI 19
La Mesa
AQI 19
La Posta Band of Indians
AQI 30
Lake San Marcos
AQI 17
Lemon Grove
AQI 19
National City
AQI 21
Oceanside
AQI 21
Poway
AQI 17
Rainbow
AQI 22
Rancho Santa Fe
AQI 17
San Diego
AQI 34
San Marcos
AQI 17
Santee
AQI 19
Solana Beach
AQI 17
Spring Valley
AQI 19
Valley Center
AQI 17
Vista
AQI 21
Winter Gardens
AQI 19
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 34
Coronado
AQI 21
National City
AQI 21
Chula Vista
AQI 19
Lemon Grove
AQI 19
La Mesa
AQI 19
Imperial Beach
AQI 19
Spring Valley
AQI 19
Casa de Oro-Mount Helix
AQI 19
El Cajon
AQI 19
Santee
AQI 19