What is the air quality trend in Upper Arlington?

Over the past 3 days, Upper Arlington had an average AQI of 48 based on station measurements. The worst day was 2026-07-20 with AQI 56.

How is Upper Arlington air quality measured?

Air quality in Upper Arlington 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 Upper Arlington, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

36h

PM2.5 Station

36h · 2 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	40	40–40	9.7 µg/m³	1h	2
2026-07-21	50	23–70	13.0 µg/m³	18h	2
2026-07-20	56	18–113	16.9 µg/m³	17h	2

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