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  4. San Diego County

San Diego County

California

2026-10-19 00:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
110.6
PM10
μg/m³
54.3
PM2.5
μg/m³
7.9
Weather
  • ℃
  • ℉
25℃
45%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Alpine
AQI 130
Borrego Springs
AQI 23
Camp Pendleton South
AQI 133
Campo
AQI 99
Carlsbad
AQI 62
Casa de Oro-Mount Helix
AQI 56
Chula Vista
AQI 105
Coronado
AQI 50
Del Mar
AQI 53
El Cajon
AQI 133
Encinitas
AQI 53
Escondido
AQI 53
Fairbanks Ranch
AQI 53
Fallbrook
AQI 62
Hidden Meadows
AQI 62
Imperial Beach
AQI 46
La Mesa
AQI 56
La Posta Band of Indians
AQI 102
Lake San Marcos
AQI 53
Lemon Grove
AQI 56
National City
AQI 50
Oceanside
AQI 62
Poway
AQI 53
Rainbow
AQI 39
Rancho Santa Fe
AQI 53
San Diego
AQI 96
San Marcos
AQI 53
Santee
AQI 56
Solana Beach
AQI 53
Spring Valley
AQI 56
Valley Center
AQI 53
Vista
AQI 62
Winter Gardens
AQI 56
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 96
Coronado
AQI 50
National City
AQI 50
Chula Vista
AQI 105
Lemon Grove
AQI 56
La Mesa
AQI 56
Imperial Beach
AQI 46
Spring Valley
AQI 56
Casa de Oro-Mount Helix
AQI 56
El Cajon
AQI 133
Santee
AQI 56