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

San Francisco

San Francisco County, California

2025-12-20 10:00

CAQI (Europe)

Very Low

Pollutants|Pollens

O3

μg/m³

34.3

NO2

μg/m³

14.2

CO

μg/m³

375

PM2.5

μg/m³

0

Weather

15℃

88%

8 kph

0 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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Cities Nearby

South San Francisco