What is the air quality trend in Yau Tong?

Over the past 15 days, Yau Tong had an average AQI of 33 based on station measurements. The worst day was 2026-08-08 with AQI 140.

How is Yau Tong air quality measured?

Air quality in Yau Tong 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 Yau Tong, Hong Kong

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

Historical PM2.5 and AQI trend from monitoring stations near Yau Tong, Hong Kong.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

321h

PM2.5 Station

321h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	140	128–152	51.4 µg/m³	58.5	8h	2
2026-08-07	53	29–103	14.6 µg/m³	15.6	24h	2
2026-08-06	41	24–58	10.0 µg/m³	10.6	24h	2
2026-08-05	58	33–71	15.6 µg/m³	16.3	24h	2
2026-08-04	16	4–38	3.9 µg/m³	4.2	24h	2
2026-08-03	15	1–43	3.6 µg/m³	3.9	23h	2
2026-08-02	4	1–9	0.7 µg/m³	1.1	23h	2
2026-08-01	6	1–10	1.2 µg/m³	1.7	16h	1
2026-07-31	8	1–30	1.8 µg/m³	2.3	21h	2
2026-07-30	35	1–55	8.4 µg/m³	9.0	24h	2
2026-07-29	29	7–55	6.9 µg/m³	7.5	24h	2
2026-07-28	7	1–19	1.7 µg/m³	2.3	23h	2
2026-07-27	32	12–52	7.7 µg/m³	8.6	24h	2
2026-07-26	34	14–58	8.3 µg/m³	9.4	24h	2
2026-07-25	22	7–48	5.3 µg/m³	6.4	15h	2

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