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  4. San Diego County

San Diego County

California

2026-10-09 19:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
9.4
O3
μg/m³
100.4
PM10
μg/m³
24.5
Weather
  • ℃
  • ℉
29℃
54%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Places included
Alpine
AQI 57
Borrego Springs
AQI 40
Camp Pendleton South
AQI 60
Campo
AQI 41
Carlsbad
AQI 60
Casa de Oro-Mount Helix
AQI 31
Chula Vista
AQI 58
Coronado
AQI 56
Del Mar
AQI 51
El Cajon
AQI 49
Encinitas
AQI 51
Escondido
AQI 51
Fairbanks Ranch
AQI 51
Fallbrook
AQI 52
Hidden Meadows
AQI 52
Imperial Beach
AQI 59
La Mesa
AQI 31
La Posta Band of Indians
AQI 37
Lake San Marcos
AQI 51
Lemon Grove
AQI 31
National City
AQI 56
Oceanside
AQI 60
Poway
AQI 51
Rainbow
AQI 52
Rancho Santa Fe
AQI 51
San Diego
AQI 54
San Marcos
AQI 51
Santee
AQI 31
Solana Beach
AQI 51
Spring Valley
AQI 31
Valley Center
AQI 52
Vista
AQI 60
Winter Gardens
AQI 31
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Diego
AQI 54
Coronado
AQI 56
National City
AQI 56
Chula Vista
AQI 58
Lemon Grove
AQI 31
La Mesa
AQI 31
Imperial Beach
AQI 59
Spring Valley
AQI 31
Casa de Oro-Mount Helix
AQI 31
El Cajon
AQI 49
Santee
AQI 31