What is the air quality trend in Sitiawan?

Over the past 8 days, Sitiawan had an average AQI of 45 based on station measurements. The worst day was 2026-06-04 with AQI 53.

How is Sitiawan air quality measured?

Air quality in Sitiawan 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 Sitiawan, Malaysia

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

136h

PM2.5 Station

136h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	53	21–77	14.2 µg/m³	7h	2
2026-06-08	45	7–96	12.4 µg/m³	21h	2
2026-06-07	43	9–66	10.9 µg/m³	21h	2
2026-06-06	40	17–63	9.9 µg/m³	19h	2
2026-06-05	42	9–72	10.9 µg/m³	19h	2
2026-06-04	53	16–105	14.5 µg/m³	23h	2
2026-06-03	47	13–185	16.5 µg/m³	18h	2
2026-06-02	39	5–106	11.3 µg/m³	8h	2

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