What is the air quality trend in Niah?

Over the past 8 days, Niah had an average AQI of 62 based on station measurements. The worst day was 2026-09-05 with AQI 108.

How is Niah air quality measured?

Air quality in Niah 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 Niah, Malaysia

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

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

115

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

115h

PM2.5 Station

115h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	108	20–204	59.5 µg/m³	7h	1
2026-09-04	67	25–174	22.5 µg/m³	17h	2
2026-09-03	53	15–145	15.0 µg/m³	19h	1
2026-09-02	57	18–141	17.4 µg/m³	14h	1
2026-09-01	53	17–99	14.6 µg/m³	16h	1
2026-08-31	57	13–272	23.7 µg/m³	20h	1
2026-08-30	59	19–155	18.2 µg/m³	15h	2
2026-08-29	48	20–112	13.6 µg/m³	7h	2

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