What is the air quality trend in Matteson?

Over the past 2 days, Matteson had an average AQI of 28 based on station measurements. The worst day was 2026-05-28 with AQI 29.

How is Matteson air quality measured?

Air quality in Matteson 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 Matteson, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 4 stations

Temperature GFS model

7pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	27	19–56	6.4 µg/m³	23h	227
2026-05-28	29	23–40	6.8 µg/m³	23h	216

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