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  3. California
  4. San Diego County

San Diego County

California

2026-10-21 05:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
6.1
O3
μg/m³
71.4
PM10
μg/m³
19
Weather
  • ℃
  • ℉
20℃
88%
7 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Alpine
AQI 37
Borrego Springs
AQI 38
Camp Pendleton South
AQI 41
Campo
AQI 52
Carlsbad
AQI 39
Casa de Oro-Mount Helix
AQI 36
Chula Vista
AQI 33
Coronado
AQI 35
Del Mar
AQI 32
El Cajon
AQI 36
Encinitas
AQI 32
Escondido
AQI 32
Fairbanks Ranch
AQI 32
Fallbrook
AQI 33
Hidden Meadows
AQI 33
Imperial Beach
AQI 42
La Mesa
AQI 36
La Posta Band of Indians
AQI 43
Lake San Marcos
AQI 32
Lemon Grove
AQI 36
National City
AQI 35
Oceanside
AQI 41
Poway
AQI 32
Rainbow
AQI 33
Rancho Santa Fe
AQI 32
San Diego
AQI 39
San Marcos
AQI 32
Santee
AQI 36
Solana Beach
AQI 32
Spring Valley
AQI 36
Valley Center
AQI 33
Vista
AQI 32
Winter Gardens
AQI 36
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 39
Coronado
AQI 35
National City
AQI 35
Chula Vista
AQI 33
Lemon Grove
AQI 36
La Mesa
AQI 36
Imperial Beach
AQI 42
Spring Valley
AQI 36
Casa de Oro-Mount Helix
AQI 36
El Cajon
AQI 36
Santee
AQI 36