What is the air quality trend in Carpentersville?

Over the past 8 days, Carpentersville had an average AQI of 31 based on station measurements. The worst day was 2026-10-21 with AQI 61.

How is Carpentersville air quality measured?

Air quality in Carpentersville 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 Carpentersville, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 186 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	61	53–70	16.6 µg/m³	3.7	8h	189
2026-10-20	52	18–72	13.8 µg/m³	1.1	24h	166
2026-10-19	28	21–41	6.7 µg/m³	3.4	24h	189
2026-10-18	23	17–37	5.5 µg/m³	—	24h	174
2026-10-17	16	13–24	3.9 µg/m³	4.5	24h	189
2026-10-16	19	10–37	4.5 µg/m³	1.1	24h	181
2026-10-15	24	14–41	5.8 µg/m³	1.6	24h	189
2026-10-14	31	18–51	7.4 µg/m³	1.5	14h	189

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