What is the air quality trend in Niah?

Over the past 8 days, Niah had an average AQI of 51 based on station measurements. The worst day was 2026-08-08 with AQI 93.

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.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

50h

PM2.5 Station

50h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	93	93–93	32.1 µg/m³	1h	1
2026-08-07	50	17–127	14.0 µg/m³	11h	1
2026-08-06	64	31–142	18.9 µg/m³	9h	1
2026-08-05	37	4–82	9.9 µg/m³	7h	1
2026-08-04	67	44–93	20.5 µg/m³	4h	1
2026-08-03	25	8–58	6.4 µg/m³	4h	1
2026-08-02	23	15–39	5.5 µg/m³	6h	1
2026-08-01	56	34–65	15.4 µg/m³	8h	1

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