What is the air quality trend in Wollongong?

Over the past 21 days, Wollongong had an average AQI of 46 based on station measurements. The worst day was 2026-05-30 with AQI 65.

How is Wollongong air quality measured?

Air quality in Wollongong 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 Wollongong, Australia

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

443h

PM2.5 Station

443h · 6 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	35	5–64	9.0 µg/m³	11h	7
2026-06-08	42	6–64	10.7 µg/m³	21h	6
2026-06-07	53	15–137	15.1 µg/m³	21h	6
2026-06-06	38	6–62	9.5 µg/m³	17h	5
2026-06-05	38	10–64	9.6 µg/m³	16h	5
2026-06-04	41	4–110	11.3 µg/m³	22h	5
2026-06-03	34	6–82	9.4 µg/m³	20h	4
2026-06-02	41	7–99	11.4 µg/m³	24h	5
2026-06-01	64	23–86	18.6 µg/m³	23h	9
2026-05-31	58	29–78	16.3 µg/m³	24h	10
2026-05-30	65	44–80	18.8 µg/m³	23h	11
2026-05-29	57	4–77	16.3 µg/m³	24h	10
2026-05-28	49	10–86	13.3 µg/m³	24h	11
2026-05-27	34	2–56	8.3 µg/m³	23h	9
2026-05-26	46	15–69	12.0 µg/m³	23h	9
2026-05-25	55	10–70	15.1 µg/m³	23h	9
2026-05-24	58	26–79	15.8 µg/m³	24h	11
2026-05-23	47	10–60	11.7 µg/m³	23h	9
2026-05-22	48	14–74	12.3 µg/m³	23h	8
2026-05-21	33	13–49	8.0 µg/m³	24h	10
2026-05-20	36	25–53	8.7 µg/m³	10h	10

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