Air Quality in Simpang Empat, Malaysia
Cloudy
26.4°C · 79.3% humidity
26.4°
Feels 26.4°
124
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
AQI Forecast
Calibrated
38
4pm
38
38
124
7pm
112
94
82
10pm
90
83
79
1am
75
73
54
4am
53
52
52
7am
51
68
68
10am
50
50
50
1pm
50
50
Station readings
19h ago
AQI 43
PM2.5 10.3 µg/m³ · 19h ago
CAMS model
adj -16
54
54
54
54
66
66
66
83
83
83
83
83
66
66
66
66
66
83
83
66
66
66
66
66
Air Quality Index Trend
4h · 1 stnSimpang Empat'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 Simpang Empat is 3.0× the WHO 24-hour guideline of 15 µg/m³.
79.3%
Humidity
10.5 km/h
Wind NW
1010.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
44.8 µg/m³
PM10
41.15 µg/m³
050100150200300500
What is the weather forecast for Simpang Empat?
Temperature & Precipitation
PM2.5 Trend
4h · 1 stationPM2.544.8 µg/m³
×3.0 WHO
Unhealthy for sensitive groups
PM1041.15 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
44.8
Median
44.8
Average
44.8
Low
44.8
High
PM2.5 µg/m³ · Model: 20.3 · Bias: -24.5
What is the 7-day forecast for Simpang Empat?
09-05
31.8° 23.8°
4.06 mm
09-06
32.5° 24.7°
0.19 mm
09-07
32.3° 24.5°
0.06 mm
09-08
31.9° 24.7°
1.44 mm
09-09
31.9° 24.1°
2.44 mm
09-10
32.2° 23.5°
5.19 mm
09-11
30.1° 23.6°
3.5 mm
Both models agree
Avg diff: 1.8°C
Where are air quality stations near Simpang Empat?
What cities are near Simpang Empat?
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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 2026-09-05T11:07 UTC.