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

San Francisco

San Francisco, California

2026-05-12 19:00
AQI (US)
Good
Pollutants|Pollens
O3
μg/m³
51.4
PM2.5
μg/m³
3
CO
μg/m³
250
NO2
μg/m³
4.7
Weather
  • ℃
  • ℉
16℃
77%
32 kph
8 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • O3
  • PM2.5
  • CO
  • NO2
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 23
Brisbane
AQI 17
Alameda
AQI 6
Daly City
AQI 17
Broadmoor
AQI 17
Colma
AQI 17
Oakland
AQI 31
South San Francisco
AQI 17
Emeryville
AQI 6
Sausalito
AQI 17
Tiburon
AQI 17