What is the air quality trend in Matthews?

Over the past 2 days, Matthews had an average AQI of 60 based on station measurements. The worst day was 2026-07-20 with AQI 61.

How is Matthews air quality measured?

Air quality in Matthews 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 Matthews, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

40h

PM2.5 Station

40h · 5 stations

Temperature GFS model

7pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	60	30–122	17.7 µg/m³	19h	5
2026-07-20	61	27–89	17.4 µg/m³	21h	4

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