Saint Louis Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Saint Louis

Saint-Louis, Saint-Louis Region

2026-01-01 11:00

AQI (US)

Unhealthy

PM10

μg/m³

293.6

PM2.5

μg/m³

54.3

Weather

26℃

44%

11 kph

7 of 11

Historical Data

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