What is the air quality trend in Sungai Besar?

Over the past 3 days, Sungai Besar had an average AQI of 59 based on station measurements. The worst day was 2026-07-20 with AQI 68.

How is Sungai Besar air quality measured?

Air quality in Sungai Besar 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 Sungai Besar, Malaysia

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

11h

PM2.5 Station

11h · 1 station

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	54	52–55	13.3 µg/m³	2h	1
2026-07-21	56	52–63	14.7 µg/m³	5h	1
2026-07-20	68	50–97	20.2 µg/m³	4h	1

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