Yangjiang, Guangdong, China 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
Yangjiang, Guangdong, China
AQI Trends: Highest and Lowest
Same Day Analysis (21st September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 42 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Yangjiang, Guangdong, China
6 AM21st Sep 2025
6 PM
5 AM22nd Sep 2025
49AQI
22AQI
48AQI
35AQI
In the last 24 hours,
Yangjiang's AQI reached its highest point of 49 at 7 AM during the Day, while the lowest point, 22, was recorded at 11 AM during the Day between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yangjiang, Guangdong, China
28°C25/33°C
27°C25/29°C
26°C25/28°C
27°C24/30°C
27°C25/31°C
26°C24/30°C
27°C24/32°C
27°C25/29°C
27°C24/30°C
27°C24/30°C
28°C25/31°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
28°C25/32°C
28°C25/31°C
25°C24/27°C
27°C26/30°C
28°C26/30°C
28°C26/31°C
28°C25/31°C
28°C25/31°C
28°C25/31°C
28°C25/31°C
27°C25/29°C
27°C24/31°C
27°C24/31°C
28°C25/33°C
28°C25/31°C
25°C25/27°C
--°C/°C
41AQI
37AQI
41AQI
39AQI
2025 Days Vs Air Quality
Yangjiang, Guangdong, China
39%
103
50%
133
11%
28
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Under WHO’s Safe Air Quality Limits: 39%
Health Risk Level:
High
In 2025, 39% of 265 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
Yangjiang, Guangdong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
145AQI
132AQI
123AQI
134AQI
127AQI
145AQI
135AQI
143AQI
142AQI
115AQI
105AQI
89AQI
92AQI
103AQI
94AQI
120AQI
90AQI
123AQI
105AQI
117AQI
95AQI
107AQI
85AQI
82AQI
65AQI
43AQI
57AQI
63AQI
105AQI
74AQI
82AQI
73AQI
55AQI
40AQI
62AQI
86AQI
89AQI
56AQI
70AQI
67AQI
73AQI
74AQI
78AQI
87AQI
83AQI
84AQI
74AQI
96AQI
107AQI
85AQI
81AQI
102AQI
106AQI
73AQI
76AQI
100AQI
122AQI
106AQI
79AQI
77AQI
54AQI
59AQI
48AQI
46AQI
33AQI
48AQI
64AQI
80AQI
79AQI
69AQI
70AQI
62AQI
59AQI
48AQI
37AQI
73AQI
72AQI
82AQI
89AQI
93AQI
83AQI
85AQI
94AQI
79AQI
71AQI
70AQI
66AQI
45AQI
36AQI
38AQI
58AQI
73AQI
73AQI
76AQI
93AQI
99AQI
96AQI
85AQI
74AQI
70AQI
61AQI
65AQI
146AQI
132AQI
147AQI
136AQI
112AQI
96AQI
76AQI
65AQI
62AQI
57AQI
57AQI
50AQI
34AQI
60AQI
57AQI
58AQI
58AQI
75AQI
64AQI
65AQI
60AQI
59AQI
53AQI
52AQI
46AQI
45AQI
37AQI
51AQI
52AQI
64AQI
65AQI
63AQI
49AQI
40AQI
36AQI
37AQI
43AQI
37AQI
51AQI
45AQI
45AQI
44AQI
67AQI
85AQI
84AQI
64AQI
55AQI
52AQI
57AQI
58AQI
58AQI
59AQI
59AQI
57AQI
48AQI
43AQI
37AQI
42AQI
44AQI
40AQI
37AQI
35AQI
46AQI
45AQI
42AQI
40AQI
39AQI
31AQI
34AQI
29AQI
27AQI
26AQI
26AQI
29AQI
29AQI
26AQI
28AQI
32AQI
32AQI
32AQI
33AQI
36AQI
42AQI
55AQI
54AQI
61AQI
47AQI
56AQI
59AQI
53AQI
57AQI
52AQI
54AQI
56AQI
54AQI
58AQI
55AQI
61AQI
48AQI
53AQI
49AQI
39AQI
49AQI
50AQI
56AQI
58AQI
60AQI
48AQI
61AQI
53AQI
54AQI
54AQI
58AQI
58AQI
55AQI
45AQI
57AQI
46AQI
49AQI
48AQI
48AQI
47AQI
52AQI
53AQI
37AQI
37AQI
39AQI
32AQI
36AQI
37AQI
36AQI
36AQI
44AQI
41AQI
35AQI
42AQI
43AQI
52AQI
46AQI
44AQI
41AQI
39AQI
39AQI
35AQI
34AQI
29AQI
32AQI
43AQI
33AQI
38AQI
34AQI
35AQI
32AQI
33AQI
33AQI
32AQI
39AQI
38AQI
48AQI
46AQI
56AQI
42AQI
104AQI
82AQI
65AQI
80AQI
54AQI
39AQI
52AQI
45AQI
38AQI
No. of days
202563AQI
Highest AQI recorded in
January104AQI
Lowest AQI recorded in
September38AQI
202467AQI
Highest AQI recorded in
December109AQI
Lowest AQI recorded in
July32AQI
202367AQI
Highest AQI recorded in
December95AQI
Lowest AQI recorded in
July39AQI
202272AQI
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
August34AQI
202167AQI
Highest AQI recorded in
January113AQI
Lowest AQI recorded in
May32AQI
202064AQI
Highest AQI recorded in
December108AQI
Lowest AQI recorded in
July29AQI
Most & Least Polluted Years Over the Last 6 Years
Yangjiang's annual 2025 AQI (63) shows an average percentage change of -6.7% (improved AQI) compared to previous years: 2020 (64), 2021 (67), 2022 (72), 2023 (67), 2024 (67).