What is the air quality trend in Harewood?

Over the past 15 days, Harewood had an average AQI of 47 based on station measurements. The worst day was 2026-05-27 with AQI 68.

How is Harewood air quality measured?

Air quality in Harewood 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 Harewood, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

330h

PM2.5 Station

330h · 11 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	17	15–19	4.1 µg/m³	2h	7
2026-06-08	43	8–82	11.5 µg/m³	24h	6
2026-06-07	32	9–97	8.2 µg/m³	24h	6
2026-06-06	58	10–334	25.3 µg/m³	23h	5
2026-06-05	45	16–134	12.5 µg/m³	23h	4
2026-06-04	42	18–99	11.0 µg/m³	24h	5
2026-06-03	34	10–86	8.8 µg/m³	23h	5
2026-06-02	43	12–159	12.8 µg/m³	24h	6
2026-06-01	48	20–107	13.5 µg/m³	24h	6
2026-05-31	58	19–192	19.7 µg/m³	23h	6
2026-05-30	57	22–117	16.6 µg/m³	24h	7
2026-05-29	59	21–109	17.5 µg/m³	24h	7
2026-05-28	57	23–98	16.2 µg/m³	24h	7
2026-05-27	68	20–250	26.8 µg/m³	24h	6
2026-05-26	55	18–168	16.8 µg/m³	20h	7

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