What is the air quality trend in Kalgoorlie?

Over the past 3 days, Kalgoorlie had an average AQI of 34 based on station measurements. The worst day was 2026-09-22 with AQI 49.

How is Kalgoorlie air quality measured?

Air quality in Kalgoorlie 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 Kalgoorlie, Australia

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

27h

PM2.5 Station

27h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-23	31	8–59	7.8 µg/m³	7h	2
2026-09-22	49	6–152	13.7 µg/m³	14h	2
2026-09-21	23	9–37	5.6 µg/m³	6h	2

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