What is the air quality trend in Caloundra?

Over the past 3 days, Caloundra had an average AQI of 43 based on station measurements. The worst day was 2026-05-29 with AQI 45.

How is Caloundra air quality measured?

Air quality in Caloundra 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 Caloundra, Australia

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

30h

PM2.5 Station

30h · 2 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	45	7–76	12.5 µg/m³	7h	2
2026-05-28	44	1–115	12.6 µg/m³	14h	2
2026-05-27	42	29–70	10.7 µg/m³	9h	1

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