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  3. California
  4. San Francisco County
  5. San Francisco

San Francisco

San Francisco, California

2026-04-29 21:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
51.4
PM2.5
μg/m³
12
CO
μg/m³
500
NO2
μg/m³
4.3
Weather
  • ℃
  • ℉
18℃
65%
32 kph
6 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • CO
  • NO2
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 22
Brisbane
AQI 20
Alameda
AQI 17
Daly City
AQI 20
Broadmoor
AQI 20
Colma
AQI 20
Oakland
AQI 36
South San Francisco
AQI 20
Emeryville
AQI 22
Sausalito
AQI 20
Tiburon
AQI 10