San Antonio Northwest C23 Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

San Antonio Northwest C23

Leon Valley, Texas

2026-03-12 20:00

CAQI (Europe)

Low

Pollutants|Pollens

O3

μg/m³

105

PM2.5

μg/m³

3

Weather

20℃

21%

6 kph

2 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

Balcones Heights

Hill Country Village