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San Marcos

San Diego County, California

2024-04-28 18:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
8.8
O3
μg/m³
90
PM10
μg/m³
21
Weather
  • ℃
  • ℉
20℃
63%
13 kph
9 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • PM10
Data Sources
http://www.airnow.gov/

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