What is the air quality trend in Joliette?

Over the past 8 days, Joliette had an average AQI of 55 based on station measurements. The worst day was 2026-06-07 with AQI 78.

How is Joliette air quality measured?

Air quality in Joliette 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 Joliette, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

99h

PM2.5 Station

99h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	27	13–46	6.5 µg/m³	8h	6
2026-06-08	43	8–93	12.5 µg/m³	13h	3
2026-06-07	78	12–500	81.1 µg/m³	16h	3
2026-06-06	75	10–171	28.7 µg/m³	13h	3
2026-06-05	66	16–116	20.5 µg/m³	14h	3
2026-06-04	59	12–156	20.2 µg/m³	19h	2
2026-06-03	59	7–153	19.2 µg/m³	9h	3
2026-06-02	39	18–85	10.8 µg/m³	7h	3

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