What is the air quality trend in West Pennant Hills?

Over the past 15 days, West Pennant Hills had an average AQI of 32 based on station measurements. The worst day was 2026-08-06 with AQI 45.

How is West Pennant Hills air quality measured?

Air quality in West Pennant Hills 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 West Pennant Hills, Australia

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

Historical PM2.5 and AQI trend from monitoring stations near West Pennant Hills, Australia.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

326h

PM2.5 Station

326h · 11 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	21	19–25	5.1 µg/m³	10.8	7h	15
2026-08-07	42	20–85	10.9 µg/m³	9.6	21h	15
2026-08-06	45	29–56	10.9 µg/m³	11.1	24h	32
2026-08-05	40	19–57	9.6 µg/m³	8.5	24h	28
2026-08-04	37	13–55	9.0 µg/m³	10.0	24h	18
2026-08-03	42	21–65	10.4 µg/m³	13.3	24h	12
2026-08-02	42	23–61	10.5 µg/m³	15.1	24h	11
2026-08-01	42	18–66	10.7 µg/m³	15.9	24h	6
2026-07-31	26	10–59	6.4 µg/m³	10.3	24h	4
2026-07-30	30	4–94	7.7 µg/m³	9.6	24h	9
2026-07-29	26	8–48	6.3 µg/m³	9.1	22h	12
2026-07-28	26	10–54	6.2 µg/m³	8.7	24h	6
2026-07-27	30	4–57	7.3 µg/m³	11.9	24h	5
2026-07-26	27	5–53	6.5 µg/m³	10.4	24h	6
2026-07-25	14	6–27	3.3 µg/m³	4.4	12h	3

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