Air Quality in Johor Bahru, Malaysia

Drizzle
27.4°C · 77.8% humidity
27.4°
Feels 32.7°
132
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
15 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
123 3pm
117
125
132 6pm
137
132
129 9pm
126
125
123 12am
122
122
121 3am
121
121
120 6am
120
120
120 9am
120
120
120 12pm
108
108
Station readings
123
117
125
CAMS model adj +54
66
54
54
54
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
54
54
AD 728×90

Air Quality Index Trend

47h · 3 stn

Johor Bahru's air quality is affected by vehicle emissions, industrial activity, and periodic transboundary haze from agricultural burning. The dry season tends to produce elevated particulate levels. Current PM2.5 concentration in Johor Bahru is 3.2× the WHO 24-hour guideline of 15 µg/m³.

77.8%
Humidity
25.8 km/h
Wind SE
1010.4 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
132
47.99 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.547.99 µg/m³ ×3.2 WHO
Unhealthy for sensitive groups
PM1041.15 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
47.99
Median
39.72
Average
20.02
Low
61.3
High
PM2.5 µg/m³ · Model: 16.35 · Bias: -31.6
09-05
31.2° 24.9°
1.75 mm
09-06
31.3° 25.6°
4.0 mm
09-07
30.9° 24.9°
0.81 mm
09-08
31.9° 25.1°
0.31 mm
09-09
32.2° 25.7°
1.75 mm
09-10
31.0° 25.9°
0.56 mm
09-11
32.1° 25.7°
2.87 mm
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T10:27 UTC.