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  4. San Diego County

San Diego County

California

2026-10-16 01:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
97.5
PM10
μg/m³
17.5
PM2.5
μg/m³
3
Weather
  • ℃
  • ℉
29℃
26%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Alpine
AQI 34
Borrego Springs
AQI 36
Camp Pendleton South
AQI 28
Campo
AQI 32
Carlsbad
AQI 14
Casa de Oro-Mount Helix
AQI 24
Chula Vista
AQI 27
Coronado
AQI 23
Del Mar
AQI 11
El Cajon
AQI 33
Encinitas
AQI 11
Escondido
AQI 11
Fairbanks Ranch
AQI 11
Fallbrook
AQI 14
Hidden Meadows
AQI 14
Imperial Beach
AQI 20
La Mesa
AQI 24
La Posta Band of Indians
AQI 33
Lake San Marcos
AQI 11
Lemon Grove
AQI 24
National City
AQI 23
Oceanside
AQI 14
Poway
AQI 11
Rainbow
AQI 11
Rancho Santa Fe
AQI 11
San Diego
AQI 49
San Marcos
AQI 11
Santee
AQI 24
Solana Beach
AQI 11
Spring Valley
AQI 24
Valley Center
AQI 11
Vista
AQI 14
Winter Gardens
AQI 24
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 49
Coronado
AQI 23
National City
AQI 23
Chula Vista
AQI 27
Lemon Grove
AQI 24
La Mesa
AQI 24
Imperial Beach
AQI 20
Spring Valley
AQI 24
Casa de Oro-Mount Helix
AQI 24
El Cajon
AQI 33
Santee
AQI 24