San Francisco County Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

San Francisco County

California

2026-06-27 20:00

AQI (China)

Excellent

Pollutants|Pollens

O3

μg/m³

53.6

PM2.5

μg/m³

2

NO2

μg/m³

3.3

CO

μg/m³

0

Weather

19℃

69%

26 kph

9 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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Cities Nearby

South San Francisco