Port Sound, Klang, Selangor, Malaysia Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Port Sound, Klang, Selangor, Malaysia
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 51 of Moderate air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 15th Aug - 16th Aug 2026
Port Sound, Klang, Selangor, Malaysia
7 AM15th Aug 2026
7 PM
6 AM16th Aug 2026
60AQI
21AQI
122AQI
56AQI
In the last 24 hours,
Port Sound's AQI reached its highest point of 122 at 6 AM during the Night, while the lowest point, 21, was recorded at 1 PM during the Day between 15th Aug and 16th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Port Sound, Klang, Selangor, Malaysia
26°C24/29°C
27°C24/30°C
27°C25/30°C
27°C24/31°C
27°C24/30°C
27°C24/31°C
27°C24/32°C
27°C25/31°C
27°C24/30°C
27°C24/30°C
27°C25/30°C
27°C25/31°C
28°C25/31°C
27°C25/31°C
28°C25/33°C
28°C25/33°C
28°C25/33°C
27°C24/31°C
28°C25/31°C
28°C25/32°C
28°C25/33°C
28°C26/32°C
28°C26/31°C
27°C25/31°C
27°C25/31°C
28°C25/33°C
28°C25/32°C
26°C25/29°C
24°C24/25°C
27°C23/31°C
73AQI
57AQI
88AQI
59AQI
2026 Days Vs Air Quality
Port Sound, Klang, Selangor, Malaysia
33%
75
64%
144
2%
5
Total number of days with different AQI categories in last 228 days in 2026 (137 days remaining)
Under WHO’s Safe Air Quality Limits: 33%
Health Risk Level:
High
In 2026, 33% of 228 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
Port Sound, Klang, Selangor, Malaysia
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
65AQI (US)
68AQI (US)
64AQI (US)
59AQI (US)
71AQI (US)
53AQI (US)
54AQI (US)
55AQI (US)
62AQI (US)
66AQI (US)
80AQI (US)
75AQI (US)
71AQI (US)
83AQI (US)
91AQI (US)
85AQI (US)
88AQI (US)
79AQI (US)
78AQI (US)
76AQI (US)
77AQI (US)
65AQI (US)
61AQI (US)
56AQI (US)
57AQI (US)
50AQI (US)
53AQI (US)
61AQI (US)
59AQI (US)
64AQI (US)
62AQI (US)
59AQI (US)
62AQI (US)
59AQI (US)
56AQI (US)
55AQI (US)
61AQI (US)
61AQI (US)
61AQI (US)
63AQI (US)
59AQI (US)
64AQI (US)
58AQI (US)
64AQI (US)
65AQI (US)
64AQI (US)
60AQI (US)
60AQI (US)
59AQI (US)
58AQI (US)
56AQI (US)
59AQI (US)
54AQI (US)
61AQI (US)
59AQI (US)
58AQI (US)
56AQI (US)
50AQI (US)
42AQI (US)
47AQI (US)
64AQI (US)
60AQI (US)
54AQI (US)
58AQI (US)
54AQI (US)
47AQI (US)
58AQI (US)
52AQI (US)
44AQI (US)
48AQI (US)
45AQI (US)
45AQI (US)
42AQI (US)
41AQI (US)
42AQI (US)
40AQI (US)
45AQI (US)
45AQI (US)
46AQI (US)
46AQI (US)
40AQI (US)
44AQI (US)
46AQI (US)
57AQI (US)
64AQI (US)
52AQI (US)
54AQI (US)
56AQI (US)
51AQI (US)
52AQI (US)
48AQI (US)
51AQI (US)
50AQI (US)
55AQI (US)
53AQI (US)
50AQI (US)
51AQI (US)
46AQI (US)
46AQI (US)
47AQI (US)
46AQI (US)
48AQI (US)
54AQI (US)
51AQI (US)
60AQI (US)
53AQI (US)
43AQI (US)
45AQI (US)
45AQI (US)
50AQI (US)
54AQI (US)
56AQI (US)
48AQI (US)
56AQI (US)
53AQI (US)
46AQI (US)
43AQI (US)
44AQI (US)
47AQI (US)
43AQI (US)
39AQI (US)
42AQI (US)
49AQI (US)
49AQI (US)
49AQI (US)
42AQI (US)
45AQI (US)
47AQI (US)
46AQI (US)
45AQI (US)
44AQI (US)
42AQI (US)
74AQI (US)
69AQI (US)
69AQI (US)
47AQI (US)
60AQI (US)
61AQI (US)
52AQI (US)
52AQI (US)
56AQI (US)
44AQI (US)
49AQI (US)
40AQI (US)
28AQI (US)
50AQI (US)
56AQI (US)
79AQI (US)
70AQI (US)
45AQI (US)
67AQI (US)
54AQI (US)
60AQI (US)
53AQI (US)
38AQI (US)
51AQI (US)
46AQI (US)
30AQI (US)
38AQI (US)
47AQI (US)
61AQI (US)
74AQI (US)
64AQI (US)
57AQI (US)
42AQI (US)
45AQI (US)
51AQI (US)
47AQI (US)
58AQI (US)
22AQI (US)
42AQI (US)
34AQI (US)
34AQI (US)
51AQI (US)
53AQI (US)
67AQI (US)
59AQI (US)
54AQI (US)
71AQI (US)
71AQI (US)
52AQI (US)
72AQI (US)
65AQI (US)
46AQI (US)
57AQI (US)
39AQI (US)
64AQI (US)
65AQI (US)
84AQI (US)
73AQI (US)
81AQI (US)
77AQI (US)
74AQI (US)
62AQI (US)
68AQI (US)
42AQI (US)
58AQI (US)
70AQI (US)
64AQI (US)
55AQI (US)
69AQI (US)
87AQI (US)
67AQI (US)
38AQI (US)
60AQI (US)
82AQI (US)
79AQI (US)
59AQI (US)
63AQI (US)
60AQI (US)
63AQI (US)
78AQI (US)
33AQI (US)
63AQI (US)
51AQI (US)
42AQI (US)
82AQI (US)
107AQI (US)
99AQI (US)
105AQI (US)
115AQI (US)
118AQI (US)
115AQI (US)
51AQI (US)
67AQI (US)
59AQI (US)
50AQI (US)
50AQI (US)
51AQI (US)
50AQI (US)
65AQI (US)
79AQI (US)
No. of days
202658AQI (US)
Highest AQI (US) recorded in
August79AQI (US)
Lowest AQI (US) recorded in
June50AQI (US)
202558AQI (US)
Highest AQI (US) recorded in
December72AQI (US)
Lowest AQI (US) recorded in
June43AQI (US)
202423AQI (US)
Highest AQI (US) recorded in
June57AQI (US)
Lowest AQI (US) recorded in
September0AQI (US)
20230AQI (US)
Highest AQI (US) recorded in
February0AQI (US)
Lowest AQI (US) recorded in
December0AQI (US)
20220AQI (US)
Highest AQI (US) recorded in
January0AQI (US)
Lowest AQI (US) recorded in
November0AQI (US)
202126AQI (US)
Highest AQI (US) recorded in
February71AQI (US)
Lowest AQI (US) recorded in
December0AQI (US)
202063AQI (US)
Highest AQI (US) recorded in
August68AQI (US)
Lowest AQI (US) recorded in
April59AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Port Sound's annual 2026 AQI (US) (58) shows an average percentage change of 77.8% (worsened AQI (US)) compared to previous years: 2020 (63), 2021 (26), 2022 (0), 2023 (0), 2024 (23), 2025 (58).