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  4. San Francisco County
  5. San Francisco

San Francisco

San Francisco, California

2026-09-21 06:00
AQC (Australia)
Good
Pollutants|Pollens
O3
μg/m³
51.4
PM2.5
μg/m³
7
CO
μg/m³
250
NO2
μg/m³
2.5
Weather
  • ℃
  • ℉
14℃
82%
20 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQC (Australia)
  • Pollen
  • O3
  • PM2.5
  • CO
  • NO2
Data Sources
http://www.airnow.gov/

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