What is the air quality trend in Miri?

Over the past 8 days, Miri had an average AQI of 70 based on station measurements. The worst day was 2026-10-16 with AQI 98.

How is Miri air quality measured?

Air quality in Miri 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 Miri, Malaysia

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

113h

PM2.5 Station

113h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	59	17–89	17.5 µg/m³	15h	2
2026-10-19	67	5–197	25.0 µg/m³	18h	2
2026-10-18	35	19–66	8.8 µg/m³	12h	2
2026-10-17	75	9–162	25.1 µg/m³	16h	1
2026-10-16	98	45–418	48.2 µg/m³	18h	2
2026-10-15	87	24–315	43.2 µg/m³	18h	2
2026-10-14	53	13–110	15.7 µg/m³	15h	2
2026-10-13	89	89–89	30.2 µg/m³	1h	1

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