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

San Francisco County

California

2026-08-20 12:00

AQHI (Canada)

Low

Pollutants|Pollens

O3

μg/m³

32.1

PM2.5

μg/m³

1

NO2

μg/m³

2.3

Weather

13℃

83%

15 kph

0 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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Cities Nearby

South San Francisco