What is the air quality trend in Chek Chue?

Over the past 15 days, Chek Chue had an average AQI of 51 based on station measurements. The worst day was 2026-05-30 with AQI 76.

How is Chek Chue air quality measured?

Air quality in Chek Chue 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 Chek Chue, Hong Kong

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

Historical PM2.5 and AQI trend from monitoring stations near Chek Chue, Hong Kong.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

333h

PM2.5 Station

333h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	58	35–85	17.1 µg/m³	17.9	8h	2
2026-06-08	26	9–55	6.2 µg/m³	7.2	24h	2
2026-06-07	19	11–34	4.6 µg/m³	5.2	24h	2
2026-06-06	17	4–56	4.2 µg/m³	4.6	24h	2
2026-06-05	51	18–75	14.0 µg/m³	14.8	24h	1
2026-06-04	49	36–56	12.0 µg/m³	12.2	24h	1
2026-06-03	54	35–69	13.8 µg/m³	14.1	24h	1
2026-06-02	69	59–79	20.5 µg/m³	21.3	24h	1
2026-06-01	71	65–81	21.6 µg/m³	22.6	22h	1
2026-05-31	71	57–96	21.5 µg/m³	23.3	24h	2
2026-05-30	76	64–86	23.7 µg/m³	26.0	24h	2
2026-05-29	56	30–76	15.2 µg/m³	15.8	24h	2
2026-05-28	55	44–60	13.9 µg/m³	14.7	24h	2
2026-05-27	51	45–57	12.5 µg/m³	13.3	24h	2
2026-05-26	51	44–56	12.5 µg/m³	13.2	15h	1

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