What is the air quality trend in Glendale Heights?

Over the past 8 days, Glendale Heights had an average AQI of 31 based on station measurements. The worst day was 2026-10-21 with AQI 54.

How is Glendale Heights air quality measured?

Air quality in Glendale Heights 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 Glendale Heights, United States

Name: Glendale Heights Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Glendale Heights, United States.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 278 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	54	52–55	13.2 µg/m³	7.5	2h	280
2026-10-20	51	18–70	13.4 µg/m³	1.1	24h	246
2026-10-19	28	21–41	6.7 µg/m³	3.4	24h	280
2026-10-18	23	18–35	5.5 µg/m³	—	24h	257
2026-10-17	16	13–23	3.9 µg/m³	4.5	24h	279
2026-10-16	20	10–43	4.7 µg/m³	1.1	24h	268
2026-10-15	24	14–41	5.7 µg/m³	1.6	24h	280
2026-10-14	36	19–52	8.7 µg/m³	1.3	20h	280

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