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

San Francisco

San Francisco County, California

2026-05-09 10:00
AQI (US)
Moderate
Pollutants|Pollens
PM2.5
μg/m³
10
O3
μg/m³
55.7
NO2
μg/m³
2.9
CO
μg/m³
125
Weather
  • ℃
  • ℉
12℃
80%
19 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • NO2
  • CO
Places included
San Francisco
AQI 25
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 52
Belvedere
AQI 52
Colma
AQI 52
Alameda
AQI 52
South San Francisco
AQI 52
Oakland
AQI 50