Air Quality in Semenyih, Malaysia

Drizzle
25.5°C · 83.7% humidity
25.5°
Feels 25.5°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast
34 5am
27
34
64 8am
55
49
45 11am
42
40
38 2pm
37
56
55 5pm
55
55
55 8pm
66
66
66 11pm
66
54
54 2am
54
27
AD 728×90

Air Quality Index Trend

48h · 8 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 1.2× the WHO 24-hour guideline of 15 µg/m³.

83.7%
Humidity
8.1 km/h
Wind SSE
1010.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.54 µg/m³
PM10
53
59.3 µg/m³
050100150200300500

What is the weather forecast for Semenyih?

Temperature & Precipitation

PM2.5 Trend

48h · 8 stations
PM2.518.54 µg/m³ ×1.2 WHO
Moderate
PM1059.3 µg/m³
Moderate
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
18.54
Median
18.38
Average
16.4
Low
20.7
High
PM2.5 µg/m³ · Model: 17.65 · Bias: -0.9

What is the 7-day forecast for Semenyih?

07-22
29.4° 25.5°
8.38 mm
07-23
32.1° 26.0°
0.75 mm
07-24
32.1° 25.5°
0.13 mm
07-25
31.2° 25.1°
0.81 mm
07-26
33.1° 24.7°
0.5 mm
07-27
30.8° 26.1°
1.5 mm
07-28
30.3° 25.8°
2.31 mm
Both models agree Avg diff: 1.3°C

Where are air quality stations near Semenyih?

48
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 11.5 µg/m³
46
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 11.0 µg/m³
29
Nilai, Negeri Sembilan, Malaysia
14.9 km PM2.5: 7.0 µg/m³
46
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 11.0 µg/m³
25
Putrajaya, W.p. Putrajaya, Malaysia
17.5 km PM2.5: 6.0 µg/m³
75
Cheras,Kuala Lumpur, Wilayah Persekutuan, Malaysia
22.1 km PM2.5: 23.5 µg/m³
42
Cheras,Kuala Lumpur, Wilayah Persekutuan, Malaysia
22.1 km PM2.5: 10.1 µg/m³
93
Cheras,Kuala Lumpur, Wilayah Persekutuan, Malaysia
22.1 km PM2.5: 32.1 µg/m³
65
Bukit Bintang
26.2 km PM2.5: 18.6 µg/m³
25
Kuala Lumpur
27.1 km PM2.5: 6.0 µg/m³

What cities are near Semenyih?

65 Seminyih 65 Kajang 64 Bangi 63 Bandar Mahkota Cheras 64 Kampung Baru Balakong 64 Kampong Baharu Cheras Batu Sebelas 64 Bandar Tun Hussein Onn 64 Alam Damai 64 Seri Kembangan 64 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 2026-07-22T00:43 UTC.