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

San Francisco

San Francisco, California

2026-09-01 23:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
5
O3
μg/m³
49.3
NO2
μg/m³
3.1
CO
μg/m³
125
Weather
  • ℃
  • ℉
20℃
67%
26 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • NO2
  • CO
Data Sources
http://www.airnow.gov/

Get the App

Scan QR Code
Air Matters
Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby

San Francisco
AQI 28
Brisbane
AQI 28
Alameda
AQI 6
Daly City
AQI 28
Broadmoor
AQI 28
Colma
AQI 28
Oakland
AQI 27
South San Francisco
AQI 28
Emeryville
AQI 6
Sausalito
AQI 28
Tiburon
AQI 6