1. North America
  2. United States
  3. California
  4. San Francisco County
  5. San Francisco

San Francisco

San Francisco County, California

2025-12-14 03:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10
NO2
μg/m³
37.8
CO
μg/m³
750
O3
μg/m³
4.3
Weather
  • ℃
  • ℉
10℃
64%
15 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • NO2
  • CO
  • O3
Places included
San Francisco
AQI 52
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 52
Brisbane
AQI 52
Daly City
AQI 52
Broadmoor
AQI 52
Sausalito
AQI 52
Tiburon
AQI 45
Belvedere
AQI 45
Colma
AQI 52
Alameda
AQI 54
South San Francisco
AQI 52
Oakland
AQI 64