What is the air quality trend in Kuching?

Over the past 8 days, Kuching had an average AQI of 54 based on station measurements. The worst day was 2026-07-14 with AQI 62.

How is Kuching air quality measured?

Air quality in Kuching 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 Kuching, Malaysia

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

99h

PM2.5 Station

99h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	58	38–104	16.0 µg/m³	9h	1
2026-07-20	44	18–76	11.6 µg/m³	10h	1
2026-07-19	57	20–111	16.7 µg/m³	15h	1
2026-07-18	45	2–134	12.5 µg/m³	17h	1
2026-07-17	60	26–76	17.0 µg/m³	15h	1
2026-07-16	56	39–96	15.2 µg/m³	15h	1
2026-07-15	50	9–68	13.0 µg/m³	16h	1
2026-07-14	62	60–65	17.6 µg/m³	2h	2

Back to Kuching Air Quality