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

San Francisco

San Francisco, California

2026-10-03 00:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
57.9
PM2.5
μg/m³
5
NO2
μg/m³
13.3
CO
μg/m³
625
Weather
  • ℃
  • ℉
22℃
66%
17 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • CO
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 25
Brisbane
AQI 9
Alameda
AQI 10
Daly City
AQI 9
Broadmoor
AQI 9
Colma
AQI 9
Oakland
AQI 33
South San Francisco
AQI 9
Emeryville
AQI 10
Sausalito
AQI 9
Tiburon
AQI 15