Air Quality in Semenyih, Malaysia

Drizzle
25.2°C · 87.5% humidity
25.2°
Feels 25.2°
155
Unhealthy
Everyone should reduce prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast
146 2am
146
84
155 5am
135
120
109 8am
165
160
94 11am
91
89
88 2pm
87
85
84 5pm
84
84
84 8pm
83
83
83 11pm
66
66
AD 728×90

Air Quality Index Trend

46h · 11 stn

Semenyih'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 Semenyih is 4.3× the WHO 24-hour guideline of 15 µg/m³.

87.5%
Humidity
5.8 km/h
Wind N
1010.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
155
64.06 µg/m³
PM10
76
104.9 µg/m³
050100150200300500

What is the weather forecast for Semenyih?

Temperature & Precipitation

PM2.5 Trend

46h · 11 stations
PM2.564.06 µg/m³ ×4.3 WHO
Unhealthy
PM10104.9 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
64.06
Median
61.36
Average
38.3
Low
69.1
High
PM2.5 µg/m³ · Model: 27.55 · Bias: -36.5

What is the 7-day forecast for Semenyih?

09-08
32.9° 25.2°
1.81 mm
09-09
32.4° 24.3°
2.38 mm
09-10
33.4° 25.2°
1.0 mm
09-11
27.3° 24.1°
7.06 mm
09-12
32.6° 25.2°
3.56 mm
09-13
29.8° 24.4°
5.94 mm
09-14
32.6° 24.3°
1.44 mm
Both models agree Avg diff: 1.6°C

Where are air quality stations near Semenyih?

158
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 69.1 µg/m³
159
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 71.0 µg/m³
158
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 69.1 µg/m³
157
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 67.1 µg/m³
157
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 67.1 µg/m³
157
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 67.1 µg/m³
155
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 63.2 µg/m³
157
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 67.1 µg/m³
157
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 67.1 µg/m³
161
Cheras,Kuala Lumpur, Wilayah Persekutuan, Malaysia
22.1 km PM2.5: 74.9 µg/m³

What cities are near Semenyih?

156 Seminyih 155 Kajang 157 Bangi 152 Bandar Mahkota Cheras 153 Kampung Baru Balakong 152 Kampong Baharu Cheras Batu Sebelas 151 Bandar Tun Hussein Onn 146 Alam Damai 152 Seri Kembangan 156 Putrajaya
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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 2026-09-08T21:53 UTC.