Kwun Tong, Kowloon, Hong Kong, China 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
Kwun Tong, Kowloon, Hong Kong, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 55 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Kwun Tong, Kowloon, Hong Kong, China
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
AQI
AQI
57AQI
44AQI
In the last 24 hours,
Kwun Tong's AQI reached its highest point of 57 at 11 PM during the Night, while the lowest point, 44, was recorded at 9 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kwun Tong, Kowloon, Hong Kong, China
29°C28/31°C
29°C28/31°C
30°C29/31°C
29°C29/30°C
30°C28/31°C
28°C27/29°C
27°C27/28°C
29°C28/30°C
29°C28/30°C
29°C28/30°C
29°C29/30°C
29°C29/30°C
30°C29/31°C
30°C29/32°C
29°C27/32°C
28°C27/28°C
28°C28/28°C
28°C27/29°C
28°C27/29°C
29°C27/30°C
29°C28/31°C
29°C28/31°C
29°C28/30°C
29°C28/30°C
29°C28/30°C
29°C29/31°C
29°C28/29°C
29°C28/30°C
28°C28/29°C
--°C/°C
--°C/°C
51AQI
44AQI
49AQI
49AQI
2025 Days Vs Air Quality
Kwun Tong, Kowloon, Hong Kong, China
36%
77
61%
131
3%
7
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2025, 36% of 215 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
Kwun Tong, Kowloon, Hong Kong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
103AQI
125AQI
97AQI
98AQI
92AQI
95AQI
87AQI
95AQI
98AQI
77AQI
87AQI
64AQI
71AQI
65AQI
75AQI
100AQI
82AQI
89AQI
83AQI
84AQI
80AQI
78AQI
74AQI
63AQI
57AQI
47AQI
53AQI
53AQI
82AQI
58AQI
59AQI
43AQI
49AQI
33AQI
42AQI
67AQI
59AQI
53AQI
59AQI
52AQI
57AQI
56AQI
54AQI
76AQI
74AQI
77AQI
103AQI
83AQI
109AQI
68AQI
75AQI
71AQI
63AQI
46AQI
52AQI
73AQI
79AQI
70AQI
66AQI
67AQI
58AQI
48AQI
48AQI
40AQI
35AQI
46AQI
52AQI
59AQI
64AQI
61AQI
56AQI
58AQI
57AQI
46AQI
38AQI
69AQI
60AQI
70AQI
70AQI
74AQI
68AQI
72AQI
74AQI
70AQI
57AQI
58AQI
59AQI
40AQI
36AQI
37AQI
44AQI
48AQI
56AQI
59AQI
52AQI
66AQI
69AQI
74AQI
62AQI
63AQI
60AQI
55AQI
123AQI
128AQI
125AQI
95AQI
84AQI
70AQI
59AQI
55AQI
55AQI
56AQI
53AQI
48AQI
51AQI
48AQI
57AQI
66AQI
61AQI
69AQI
62AQI
75AQI
81AQI
63AQI
60AQI
53AQI
53AQI
62AQI
46AQI
55AQI
54AQI
58AQI
63AQI
57AQI
48AQI
38AQI
36AQI
37AQI
42AQI
36AQI
46AQI
39AQI
42AQI
46AQI
66AQI
63AQI
69AQI
57AQI
56AQI
45AQI
59AQI
59AQI
54AQI
56AQI
41AQI
53AQI
51AQI
45AQI
34AQI
39AQI
33AQI
30AQI
30AQI
31AQI
40AQI
39AQI
41AQI
42AQI
40AQI
36AQI
35AQI
30AQI
24AQI
25AQI
25AQI
25AQI
24AQI
24AQI
26AQI
27AQI
26AQI
26AQI
27AQI
31AQI
36AQI
38AQI
39AQI
46AQI
36AQI
42AQI
44AQI
45AQI
46AQI
51AQI
48AQI
50AQI
48AQI
51AQI
53AQI
56AQI
38AQI
41AQI
41AQI
37AQI
50AQI
61AQI
61AQI
53AQI
58AQI
52AQI
60AQI
51AQI
53AQI
51AQI
55AQI
80AQI
65AQI
56AQI
67AQI
54AQI
36AQI
46AQI
53AQI
No. of days
202558AQI
Highest AQI recorded in
January80AQI
Lowest AQI recorded in
June36AQI
202452AQI
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
July30AQI
202353AQI
Highest AQI recorded in
March68AQI
Lowest AQI recorded in
June30AQI
202254AQI
Highest AQI recorded in
January75AQI
Lowest AQI recorded in
July36AQI
202158AQI
Highest AQI recorded in
January84AQI
Lowest AQI recorded in
July39AQI
202051AQI
Highest AQI recorded in
December78AQI
Lowest AQI recorded in
July26AQI
Most & Least Polluted Years Over the Last 6 Years
Kwun Tong's annual 2025 AQI (58) shows an average percentage change of 7.8% (worsened AQI) compared to previous years: 2020 (51), 2021 (58), 2022 (54), 2023 (53), 2024 (52).