What is the air quality trend in Coffs Harbour?

Over the past 7 days, Coffs Harbour had an average AQI of 39 based on station measurements. The worst day was 2026-05-26 with AQI 50.

How is Coffs Harbour air quality measured?

Air quality in Coffs Harbour 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 Coffs Harbour, Australia

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

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

109

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

70h

PM2.5 Station

70h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	41	10–109	11.7 µg/m³	10h	1
2026-05-27	33	2–191	16.6 µg/m³	10h	1
2026-05-26	50	11–78	14.4 µg/m³	10h	1
2026-05-25	31	2–63	8.0 µg/m³	11h	1
2026-05-24	48	11–74	13.5 µg/m³	13h	1
2026-05-23	44	4–91	12.6 µg/m³	9h	1
2026-05-22	30	4–54	7.3 µg/m³	7h	1

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