What is the air quality trend in Serendah?

Over the past 7 days, Serendah had an average AQI of 157 based on station measurements. The worst day was 2026-10-19 with AQI 167.

How is Serendah air quality measured?

Air quality in Serendah 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 Serendah, Malaysia

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

Historical PM2.5 and AQI trend from monitoring stations near Serendah, 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 · 2 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	151	112–166	62.9 µg/m³	71.0	23h	2
2026-10-19	167	146–182	87.8 µg/m³	94.8	24h	2
2026-10-18	159	152–169	71.5 µg/m³	80.0	24h	2
2026-10-17	149	97–178	69.7 µg/m³	77.6	24h	2
2026-10-16	160	125–176	76.2 µg/m³	84.1	24h	2
2026-10-15	161	130–187	79.1 µg/m³	88.0	24h	1
2026-10-14	154	122–177	71.4 µg/m³	79.6	24h	1

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