Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam 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
Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam
AQI Trends: Highest and Lowest
Same Day Analysis (5th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 43 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Sep - 6th Sep 2025
Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam
5 AM5th Sep 2025
6 PM
4 AM6th Sep 2025
48AQI
32AQI
54AQI
45AQI
In the last 24 hours,
Hai Duong Gan nhiet Dien Pha Lai Chi Linh's AQI reached its highest point of 54 at 9 PM during the Night, while the lowest point, 32, was recorded at 5 PM during the Day between 5th Sep and 6th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam
29°C26/34°C
29°C26/35°C
30°C26/36°C
30°C26/34°C
30°C26/33°C
30°C26/35°C
30°C26/34°C
31°C27/36°C
26°C25/27°C
26°C24/31°C
28°C24/33°C
27°C25/30°C
25°C24/25°C
28°C24/32°C
28°C25/30°C
27°C25/30°C
29°C25/33°C
29°C25/33°C
26°C24/30°C
25°C24/27°C
25°C24/27°C
27°C23/33°C
27°C24/31°C
27°C24/32°C
27°C24/31°C
27°C25/31°C
28°C24/33°C
28°C25/33°C
29°C25/34°C
29°C25/34°C
--°C/°C
48AQI
36AQI
48AQI
44AQI
2025 Days Vs Air Quality
Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam
21%
53
64%
159
13%
32
2%
4
Total number of days with different AQI categories in last 249 days in 2025 (116 days remaining)
Under WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2025, 21% of 249 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Hai Duong Gan nhiet Dien Pha Lai Chi Linh, Hai Duong, Hai Duong, Vietnam
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
143AQI
145AQI
130AQI
139AQI
144AQI
155AQI
143AQI
134AQI
137AQI
91AQI
102AQI
102AQI
114AQI
132AQI
126AQI
134AQI
139AQI
153AQI
152AQI
167AQI
135AQI
145AQI
118AQI
109AQI
87AQI
61AQI
77AQI
77AQI
114AQI
84AQI
83AQI
78AQI
67AQI
57AQI
65AQI
93AQI
77AQI
53AQI
65AQI
81AQI
130AQI
130AQI
136AQI
124AQI
120AQI
124AQI
78AQI
96AQI
65AQI
79AQI
76AQI
86AQI
95AQI
59AQI
70AQI
86AQI
71AQI
107AQI
71AQI
89AQI
72AQI
77AQI
73AQI
77AQI
57AQI
66AQI
80AQI
97AQI
117AQI
85AQI
81AQI
68AQI
65AQI
63AQI
52AQI
72AQI
63AQI
68AQI
80AQI
88AQI
93AQI
80AQI
90AQI
111AQI
106AQI
100AQI
98AQI
72AQI
57AQI
58AQI
73AQI
99AQI
94AQI
90AQI
82AQI
106AQI
92AQI
105AQI
89AQI
85AQI
87AQI
86AQI
82AQI
85AQI
89AQI
90AQI
85AQI
86AQI
82AQI
73AQI
70AQI
75AQI
77AQI
74AQI
66AQI
71AQI
72AQI
65AQI
73AQI
75AQI
59AQI
71AQI
65AQI
70AQI
71AQI
69AQI
68AQI
68AQI
68AQI
69AQI
60AQI
66AQI
67AQI
65AQI
62AQI
61AQI
59AQI
57AQI
59AQI
58AQI
58AQI
57AQI
56AQI
56AQI
60AQI
61AQI
74AQI
72AQI
60AQI
61AQI
58AQI
56AQI
59AQI
57AQI
61AQI
67AQI
60AQI
60AQI
60AQI
63AQI
63AQI
64AQI
64AQI
62AQI
66AQI
80AQI
68AQI
69AQI
50AQI
53AQI
54AQI
45AQI
37AQI
40AQI
41AQI
42AQI
45AQI
45AQI
44AQI
41AQI
42AQI
38AQI
34AQI
39AQI
54AQI
54AQI
57AQI
55AQI
52AQI
53AQI
49AQI
50AQI
49AQI
52AQI
56AQI
53AQI
49AQI
48AQI
54AQI
58AQI
55AQI
49AQI
41AQI
40AQI
38AQI
44AQI
47AQI
47AQI
49AQI
58AQI
57AQI
54AQI
54AQI
54AQI
56AQI
55AQI
55AQI
52AQI
49AQI
50AQI
52AQI
50AQI
51AQI
52AQI
50AQI
53AQI
43AQI
39AQI
37AQI
36AQI
37AQI
41AQI
43AQI
44AQI
43AQI
43AQI
37AQI
36AQI
39AQI
44AQI
45AQI
41AQI
40AQI
40AQI
41AQI
42AQI
46AQI
43AQI
122AQI
87AQI
79AQI
83AQI
63AQI
55AQI
49AQI
46AQI
42AQI
No. of days
202572AQI
Highest AQI recorded in
January122AQI
Lowest AQI recorded in
September42AQI
202462AQI
Highest AQI recorded in
December106AQI
Lowest AQI recorded in
February13AQI
202324AQI
Highest AQI recorded in
December65AQI
Lowest AQI recorded in
June1AQI
202221AQI
Highest AQI recorded in
October48AQI
Lowest AQI recorded in
July11AQI
Most & Least Polluted Years Over the Last 4 Years
Hai Duong Gan nhiet Dien Pha Lai Chi Linh's annual 2025 AQI (72) shows an average percentage change of 151.2% (worsened AQI) compared to previous years: 2022 (21), 2023 (24), 2024 (62).