What is the air quality trend in Country Club Hills?

Over the past 8 days, Country Club Hills had an average AQI of 34 based on station measurements. The worst day was 2026-06-05 with AQI 52.

How is Country Club Hills air quality measured?

Air quality in Country Club Hills is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Country Club Hills, United States

Name: Country Club Hills Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Country Club Hills, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	22	16–35	5.3 µg/m³	12h	258
2026-06-08	43	28–53	10.4 µg/m³	24h	281
2026-06-07	28	22–38	6.8 µg/m³	24h	280
2026-06-06	42	27–57	10.2 µg/m³	24h	269
2026-06-05	52	44–56	12.6 µg/m³	24h	281
2026-06-04	39	28–48	9.4 µg/m³	24h	281
2026-06-03	28	24–32	6.6 µg/m³	24h	282
2026-06-02	24	22–26	5.8 µg/m³	10h	282

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