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  2. United States
  3. California
  4. San Francisco County
  5. San Francisco

San Francisco

San Francisco County, California

2026-04-29 14:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
36.4
PM2.5
μg/m³
9
NO2
μg/m³
20.7
CO
μg/m³
500
Weather
  • ℃
  • ℉
15℃
73%
10 kph
2 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • CO
Places included
San Francisco
AQI 16
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 16
Brisbane
AQI 15
Daly City
AQI 15
Broadmoor
AQI 15
Sausalito
AQI 15
Tiburon
AQI 12
Belvedere
AQI 12
Colma
AQI 15
Alameda
AQI 9
South San Francisco
AQI 15
Oakland
AQI 22