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  4. San Diego County

San Diego County

California

2026-10-18 21:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
106.8
PM10
μg/m³
33.8
PM2.5
μg/m³
4.4
Weather
  • ℃
  • ℉
29℃
31%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Alpine
AQI 120
Borrego Springs
AQI 18
Camp Pendleton South
AQI 108
Campo
AQI 94
Carlsbad
AQI 43
Casa de Oro-Mount Helix
AQI 26
Chula Vista
AQI 105
Coronado
AQI 34
Del Mar
AQI 37
El Cajon
AQI 139
Encinitas
AQI 37
Escondido
AQI 37
Fairbanks Ranch
AQI 37
Fallbrook
AQI 43
Hidden Meadows
AQI 43
Imperial Beach
AQI 26
La Mesa
AQI 26
La Posta Band of Indians
AQI 95
Lake San Marcos
AQI 37
Lemon Grove
AQI 26
National City
AQI 34
Oceanside
AQI 43
Poway
AQI 37
Rainbow
AQI 19
Rancho Santa Fe
AQI 37
San Diego
AQI 99
San Marcos
AQI 37
Santee
AQI 26
Solana Beach
AQI 37
Spring Valley
AQI 26
Valley Center
AQI 37
Vista
AQI 43
Winter Gardens
AQI 26
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 99
Coronado
AQI 34
National City
AQI 34
Chula Vista
AQI 105
Lemon Grove
AQI 26
La Mesa
AQI 26
Imperial Beach
AQI 26
Spring Valley
AQI 26
Casa de Oro-Mount Helix
AQI 26
El Cajon
AQI 139
Santee
AQI 26