What is the air quality trend in Johor Jaya?

Over the past 7 days, Johor Jaya had an average AQI of 74 based on station measurements. The worst day was 2026-07-20 with AQI 100.

How is Johor Jaya air quality measured?

Air quality in Johor Jaya 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 Johor Jaya, Malaysia

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

113h

PM2.5 Station

113h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	98	98–98	34.7 µg/m³	44.6	1h	1
2026-07-21	97	83–109	33.8 µg/m³	40.4	24h	1
2026-07-20	100	86–121	34.9 µg/m³	42.3	24h	1
2026-07-19	86	70–104	28.6 µg/m³	32.7	24h	1
2026-07-18	63	34–85	18.1 µg/m³	20.1	24h	1
2026-07-17	63	40–81	17.9 µg/m³	20.0	15h	1
2026-07-16	15	15–15	3.5 µg/m³	4.3	1h	1

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