What is the air quality trend in Bunbury?

Over the past 8 days, Bunbury had an average AQI of 40 based on station measurements. The worst day was 2026-09-16 with AQI 62.

How is Bunbury air quality measured?

Air quality in Bunbury 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 Bunbury, Australia

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

Historical PM2.5 and AQI trend from monitoring stations near Bunbury, Australia.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

106h

PM2.5 Station

106h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-23	26	1–52	6.2 µg/m³	8h	3
2026-09-22	45	10–110	11.7 µg/m³	22h	3
2026-09-21	46	4–135	13.6 µg/m³	17h	5
2026-09-20	45	13–182	15.9 µg/m³	15h	2
2026-09-19	29	5–70	7.6 µg/m³	15h	2
2026-09-18	33	4–95	8.6 µg/m³	14h	2
2026-09-17	39	2–144	11.9 µg/m³	12h	2
2026-09-16	62	9–155	23.5 µg/m³	3h	1

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