Subang 2, Shah Alam, Selangor, Malaysia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Subang 2, Shah Alam, Selangor, Malaysia
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Subang 2, Shah Alam, Selangor, Malaysia
7 AM20th Sep 2025
7 PM
6 AM21st Sep 2025
92AQI
57AQI
68AQI
58AQI
In the last 24 hours,
Subang 2's AQI reached its highest point of 92 at 9 AM during the Day, while the lowest point, 57, was recorded at 7 AM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Subang 2, Shah Alam, Selangor, Malaysia
28°C24/34°C
28°C24/35°C
27°C23/32°C
28°C24/34°C
29°C25/34°C
29°C25/35°C
24°C21/26°C
26°C23/31°C
27°C23/32°C
28°C24/34°C
28°C24/33°C
26°C24/28°C
27°C24/31°C
26°C24/29°C
27°C23/33°C
27°C24/31°C
27°C24/32°C
26°C24/31°C
26°C23/32°C
27°C24/34°C
26°C23/30°C
25°C23/27°C
25°C24/26°C
26°C23/32°C
26°C23/31°C
26°C24/28°C
25°C23/28°C
27°C24/33°C
27°C23/32°C
27°C24/32°C
--°C/°C
60AQI
56AQI
61AQI
58AQI
2025 Days Vs Air Quality
Subang 2, Shah Alam, Selangor, Malaysia
37%
43
63%
72
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 37%
Health Risk Level:
High
In 2025, 37% of 264 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Subang 2, Shah Alam, Selangor, Malaysia
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
44AQI
45AQI
48AQI
49AQI
48AQI
50AQI
49AQI
49AQI
50AQI
50AQI
48AQI
47AQI
47AQI
47AQI
46AQI
45AQI
45AQI
44AQI
42AQI
42AQI
41AQI
40AQI
40AQI
40AQI
39AQI
40AQI
40AQI
40AQI
42AQI
43AQI
44AQI
46AQI
46AQI
47AQI
45AQI
47AQI
48AQI
49AQI
50AQI
51AQI
51AQI
52AQI
52AQI
53AQI
53AQI
52AQI
52AQI
53AQI
53AQI
53AQI
53AQI
54AQI
53AQI
53AQI
53AQI
53AQI
53AQI
53AQI
54AQI
54AQI
54AQI
57AQI
56AQI
57AQI
57AQI
57AQI
57AQI
57AQI
54AQI
59AQI
62AQI
70AQI
72AQI
67AQI
64AQI
59AQI
61AQI
61AQI
57AQI
59AQI
60AQI
62AQI
60AQI
62AQI
63AQI
70AQI
67AQI
62AQI
61AQI
59AQI
67AQI
59AQI
61AQI
61AQI
62AQI
61AQI
56AQI
57AQI
52AQI
53AQI
54AQI
51AQI
55AQI
50AQI
57AQI
57AQI
53AQI
54AQI
56AQI
50AQI
47AQI
50AQI
56AQI
61AQI
65AQI
46AQI
45AQI
52AQI
62AQI
55AQI
No. of days
202553AQI
Highest AQI recorded in
August62AQI
Lowest AQI recorded in
June45AQI
Most & Least Polluted Years Over the Last 1 Years
Subang 2's annual 2025 AQI (53) shows an average percentage change of NaN% (improved AQI) compared to previous years: .