What is the air quality trend in Kuala Lumpur?

Over the past 7 days, Kuala Lumpur had an average AQI of 173 based on station measurements. The worst day was 2026-10-19 with AQI 190.

How is Kuala Lumpur air quality measured?

Air quality in Kuala Lumpur 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 Kuala Lumpur, Malaysia

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

Historical PM2.5 and AQI trend from monitoring stations near Kuala Lumpur, Malaysia.

156

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-20	137	60–165	52.9 µg/m³	63.0	23h	3
2026-10-19	190	155–224	127.5 µg/m³	135.6	24h	3
2026-10-18	175	162–187	101.9 µg/m³	108.6	24h	3
2026-10-17	164	67–197	90.6 µg/m³	97.6	24h	3
2026-10-16	181	152–233	110.3 µg/m³	118.6	24h	3
2026-10-15	183	153–217	114.5 µg/m³	132.3	24h	2
2026-10-14	185	149–247	115.4 µg/m³	135.0	24h	2

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