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

San Mateo

San Mateo County, California

2024-11-23 16:00

CAQI (Europe)

Very Low

Pollutants|Pollens

O3

μg/m³

30

NO2

μg/m³

17.2

PM2.5

μg/m³

3

CO

μg/m³

500

SO2

μg/m³

0.9

Weather

11℃

94%

9 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

Highlands-Baywood Park