What is the air quality trend in Muar?

Over the past 15 days, Muar had an average AQI of 73 based on station measurements. The worst day was 2026-09-05 with AQI 128.

How is Muar air quality measured?

Air quality in Muar 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 Muar, Malaysia

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

326h

PM2.5 Station

326h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	128	54–163	51.3 µg/m³	11h	3
2026-09-04	83	22–186	31.0 µg/m³	24h	4
2026-09-03	71	28–159	22.8 µg/m³	24h	4
2026-09-02	86	30–199	33.4 µg/m³	23h	3
2026-09-01	76	27–165	25.7 µg/m³	24h	3
2026-08-31	53	14–93	14.8 µg/m³	24h	4
2026-08-30	64	26–193	22.2 µg/m³	24h	4
2026-08-29	65	24–162	20.9 µg/m³	23h	3
2026-08-28	70	32–140	21.6 µg/m³	23h	3
2026-08-27	67	30–153	20.2 µg/m³	24h	4
2026-08-26	64	26–116	18.5 µg/m³	23h	4
2026-08-25	78	40–172	26.0 µg/m³	23h	3
2026-08-24	65	6–137	19.5 µg/m³	23h	3
2026-08-23	62	20–161	19.8 µg/m³	23h	3
2026-08-22	77	38–171	27.4 µg/m³	10h	3

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