What is the air quality trend in Serian?

Over the past 8 days, Serian had an average AQI of 85 based on station measurements. The worst day was 2026-10-17 with AQI 109.

How is Serian air quality measured?

Air quality in Serian 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 Serian, Malaysia

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 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	52	27–73	13.7 µg/m³	18.6	18h	3
2026-10-19	79	22–136	25.2 µg/m³	41.7	24h	3
2026-10-18	84	38–128	27.4 µg/m³	72.0	23h	3
2026-10-17	109	59–192	41.3 µg/m³	50.3	24h	2
2026-10-16	65	35–122	18.9 µg/m³	27.5	23h	3
2026-10-15	84	52–149	27.6 µg/m³	37.0	24h	4
2026-10-14	103	76–150	35.8 µg/m³	60.2	24h	3
2026-10-13	106	80–127	37.2 µg/m³	48.5	3h	3

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