What is the air quality trend in Brooklin?

Over the past 8 days, Brooklin had an average AQI of 47 based on station measurements. The worst day was 2026-06-06 with AQI 59.

How is Brooklin air quality measured?

Air quality in Brooklin 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 Brooklin, Canada

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

169h

PM2.5 Station

169h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	33	29–40	7.9 µg/m³	4h	4
2026-06-08	50	13–117	14.2 µg/m³	24h	6
2026-06-07	55	11–179	17.9 µg/m³	24h	6
2026-06-06	59	13–135	17.5 µg/m³	24h	6
2026-06-05	43	15–82	11.3 µg/m³	24h	6
2026-06-04	41	15–110	11.4 µg/m³	24h	6
2026-06-03	52	15–168	15.4 µg/m³	24h	6
2026-06-02	44	16–86	12.2 µg/m³	21h	5

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