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

San Francisco

San Francisco, California

2026-09-28 23:00

AQC (Australia)

Good

Pollutants|Pollens

O3

μg/m³

51.4

PM2.5

μg/m³

4

CO

μg/m³

500

NO2

μg/m³

4.1

Weather

18℃

68%

37 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

South San Francisco