What is the air quality trend in Kuala Selangor?

Over the past 8 days, Kuala Selangor had an average AQI of 122 based on station measurements. The worst day was 2026-10-13 with AQI 173.

How is Kuala Selangor air quality measured?

Air quality in Kuala Selangor 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 Selangor, Malaysia

Name: Kuala Selangor 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 Selangor, Malaysia.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 7 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	100	52–160	35.8 µg/m³	65.7	20h	9
2026-10-19	119	74–167	44.5 µg/m³	111.3	24h	10
2026-10-18	108	71–167	39.1 µg/m³	91.2	24h	9
2026-10-17	117	73–186	46.7 µg/m³	84.8	24h	8
2026-10-16	125	78–178	48.8 µg/m³	96.6	24h	9
2026-10-15	120	73–170	46.2 µg/m³	88.0	24h	9
2026-10-14	119	77–209	50.7 µg/m³	79.6	24h	9
2026-10-13	173	173–173	98.7 µg/m³	67.4	1h	9

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