What is the air quality trend in City Garden?

Over the past 8 days, City Garden had an average AQI of 41 based on station measurements. The worst day was 2026-08-08 with AQI 142.

How is City Garden air quality measured?

Air quality in City Garden 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 City Garden, Hong Kong

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

Historical PM2.5 and AQI trend from monitoring stations near City Garden, Hong Kong.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

159h

PM2.5 Station

159h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	142	131–152	52.4 µg/m³	59.4	7h	2
2026-08-07	53	29–102	14.6 µg/m³	15.6	24h	2
2026-08-06	40	23–58	9.7 µg/m³	10.3	24h	2
2026-08-05	58	32–72	15.4 µg/m³	16.1	24h	2
2026-08-04	15	4–37	3.6 µg/m³	4.0	24h	2
2026-08-03	15	1–43	3.6 µg/m³	3.9	23h	2
2026-08-02	3	1–9	0.7 µg/m³	1.1	23h	2
2026-08-01	6	1–9	1.1 µg/m³	1.8	10h	1

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