What is the air quality trend in Wu Kai Sha?

Over the past 15 days, Wu Kai Sha had an average AQI of 54 based on station measurements. The worst day was 2026-05-22 with AQI 83.

How is Wu Kai Sha air quality measured?

Air quality in Wu Kai Sha 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 Wu Kai Sha, Hong Kong

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

Historical PM2.5 and AQI trend from monitoring stations near Wu Kai Sha, Hong Kong.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	60	43–77	16.5 µg/m³	17.3	17h	2
2026-05-28	54	43–60	13.8 µg/m³	14.6	24h	2
2026-05-27	50	44–59	12.3 µg/m³	13.2	24h	2
2026-05-26	51	43–62	12.7 µg/m³	13.4	24h	1
2026-05-25	55	43–69	14.3 µg/m³	15.4	24h	2
2026-05-24	70	61–154	21.1 µg/m³	22.8	24h	2
2026-05-23	74	64–82	22.8 µg/m³	24.1	24h	2
2026-05-22	83	64–103	27.1 µg/m³	29.0	23h	1
2026-05-21	81	70–96	26.5 µg/m³	28.4	24h	2
2026-05-20	51	9–78	13.8 µg/m³	14.8	24h	2
2026-05-19	42	10–72	11.1 µg/m³	12.2	24h	2
2026-05-18	44	16–60	10.8 µg/m³	12.6	24h	2
2026-05-17	36	26–49	8.6 µg/m³	9.7	24h	1
2026-05-16	34	15–60	8.3 µg/m³	9.6	24h	2
2026-05-15	35	9–56	8.6 µg/m³	9.9	7h	2

Back to Wu Kai Sha Air Quality