What is the air quality trend in Kota Bharu?

Over the past 7 days, Kota Bharu had an average AQI of 78 based on station measurements. The worst day was with AQI .

How is Kota Bharu air quality measured?

Air quality in Kota Bharu 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 Kota Bharu, Malaysia

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

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

Current AQI
Moderate

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

104h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-11	82	63–99	26.8 µg/m³	29.6	9h	1
2026-04-10	74	33–129	22.9 µg/m³	26.1	24h	1
2026-04-09	77	29–168	26.9 µg/m³	29.7	15h	1
2026-04-08	59	33–84	17.3 µg/m³	18.4	9h	1
2026-04-07	68	25–102	20.6 µg/m³	22.5	24h	1
2026-04-06	109	84–154	39.3 µg/m³	45.3	17h	1
2026-04-04	81	76–84	26.3 µg/m³	27.5	6h	1

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