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

San Francisco

San Francisco County, California

2026-04-30 16:00
AQI (UK)
Low
Pollutants|Pollens
O3
μg/m³
55.7
PM2.5
μg/m³
12
NO2
μg/m³
5.8
Weather
  • ℃
  • ℉
15℃
69%
11 kph
4 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (UK)
  • Pollen
  • O3
  • PM2.5
  • NO2
Places included
San Francisco
AQI 2
Data Sources
http://www.airnow.gov/

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Cities Nearby

San Francisco
AQI 2
Brisbane
AQI 2
Daly City
AQI 2
Broadmoor
AQI 2
Sausalito
AQI 2
Tiburon
AQI 1
Belvedere
AQI 1
Colma
AQI 2
Alameda
AQI 2
South San Francisco
AQI 2
Oakland
AQI 3