What is the air quality trend in Lai Chi Van?

Over the past 8 days, Lai Chi Van had an average AQI of 72 based on station measurements. The worst day was 2026-10-15 with AQI 86.

How is Lai Chi Van air quality measured?

Air quality in Lai Chi Van 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 Lai Chi Van, Macao

Name: Lai Chi Van Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Lai Chi Van, Macao.

103

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 23 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	80	69–93	25.7 µg/m³	8h	32
2026-10-20	66	54–80	19.2 µg/m³	24h	25
2026-10-19	63	52–74	17.8 µg/m³	24h	24
2026-10-18	58	47–84	15.7 µg/m³	24h	27
2026-10-17	63	48–94	17.9 µg/m³	24h	22
2026-10-16	76	65–92	24.2 µg/m³	23h	22
2026-10-15	86	71–111	28.5 µg/m³	24h	20
2026-10-14	84	76–94	28.1 µg/m³	13h	15

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