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

Johnsburg

McHenry Township, McHenry County

2026-08-20 20:00

AQI (China)

Excellent

Pollutants|Pollens

PM2.5

μg/m³

12.8

Weather

26℃

48%

5 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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Cities Nearby

Round Lake Heights