What is the air quality trend in Stonebridge?

Over the past 15 days, Stonebridge had an average AQI of 63 based on station measurements. The worst day was 2026-06-05 with AQI 102.

How is Stonebridge air quality measured?

Air quality in Stonebridge 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 Stonebridge, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Stonebridge, Canada.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

221h

PM2.5 Station

221h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	51	19–69	14.6 µg/m³	3h	2
2026-06-08	72	8–177	25.2 µg/m³	19h	1
2026-06-07	62	25–153	18.3 µg/m³	18h	1
2026-06-06	67	7–166	22.5 µg/m³	18h	2
2026-06-05	102	17–376	50.7 µg/m³	19h	1
2026-06-04	77	30–167	27.2 µg/m³	10h	1
2026-06-03	65	16–147	21.1 µg/m³	13h	1
2026-06-02	64	10–173	22.5 µg/m³	18h	1
2026-06-01	50	10–132	14.9 µg/m³	14h	2
2026-05-31	31	9–95	8.1 µg/m³	16h	1
2026-05-30	68	19–163	22.6 µg/m³	15h	1
2026-05-29	40	11–97	10.6 µg/m³	18h	1
2026-05-28	55	16–160	17.8 µg/m³	14h	1
2026-05-27	71	7–180	25.7 µg/m³	17h	2
2026-05-26	74	8–159	27.5 µg/m³	9h	1

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