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

San Marcos

Hays County, Texas

2026-04-30 00:00

CAQI (Europe)

Very Low

Pollutants|Pollens

O3

μg/m³

32.1

PM2.5

μg/m³

7

Weather

20℃

87%

24 kph

0 of 11

Historical Data

Places included

San Marcos Staples Rd C1675

Data Sources

http://www.airnow.gov/

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