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

Saint Johns

Perry County, Illinois

2026-03-13 16:00

AQI (UK)

Low

O3

μg/m³

55.7

PM10

μg/m³

19

PM2.5

μg/m³

7.8

Weather

14℃

49%

28 kph

4 of 11

Historical Data

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