What is the air quality trend in Roselle?

Over the past 3 days, Roselle had an average AQI of 44 based on station measurements. The worst day was 2026-10-21 with AQI 52.

How is Roselle air quality measured?

Air quality in Roselle 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 Roselle, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

46h

PM2.5 Station

46h · 282 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	52	52–52	12.7 µg/m³	11.6	1h	282
2026-10-20	51	20–71	13.4 µg/m³	1.1	24h	246
2026-10-19	29	22–41	6.8 µg/m³	3.4	21h	280

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