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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 13:00
CAQI (Europe)
Very Low
Pollutants|Pollens
O3
μg/m³
51.4
PM2.5
μg/m³
9
NO2
μg/m³
7
CO
μg/m³
375
Weather
  • ℃
  • ℉
11℃
79%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • PM2.5
  • NO2
  • CO
Places included
San Francisco
AQI 17
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 22
Brisbane
AQI 15
Daly City
AQI 15
Broadmoor
AQI 15
Sausalito
AQI 15
Tiburon
AQI 9
Belvedere
AQI 9
Colma
AQI 15
Alameda
AQI 15
South San Francisco
AQI 15
Oakland
AQI 29