City Monitoring Station, Yancheng, Jiangsu, 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
City Monitoring Station, Yancheng, Jiangsu, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
City Monitoring Station, Yancheng, Jiangsu, China
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
58AQI
45AQI
54AQI
52AQI
In the last 24 hours,
City Monitoring Station's AQI reached its highest point of 58 at 2 PM during the Day, while the lowest point, 45, was recorded at 5 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
City Monitoring Station, Yancheng, Jiangsu, China
31°C26/38°C
32°C27/39°C
33°C28/39°C
30°C26/36°C
27°C25/31°C
28°C24/32°C
28°C25/32°C
27°C25/31°C
27°C24/30°C
27°C24/34°C
28°C24/32°C
27°C23/34°C
29°C25/36°C
26°C23/30°C
26°C22/31°C
27°C22/32°C
29°C26/35°C
29°C26/33°C
29°C26/34°C
28°C24/34°C
28°C25/33°C
28°C24/32°C
29°C26/32°C
29°C26/33°C
28°C25/31°C
28°C23/32°C
24°C22/24°C
27°C25/29°C
28°C26/32°C
26°C24/27°C
--°C/°C
56AQI
56AQI
58AQI
58AQI
2025 Days Vs Air Quality
City Monitoring Station, Yancheng, Jiangsu, China
5%
11
63%
135
29%
61
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: 5%
Health Risk Level:
Extreme
In 2025, 5% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
City Monitoring Station, Yancheng, Jiangsu, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
136AQI
107AQI
105AQI
90AQI
134AQI
135AQI
108AQI
108AQI
71AQI
85AQI
122AQI
131AQI
145AQI
154AQI
91AQI
122AQI
137AQI
154AQI
168AQI
163AQI
164AQI
106AQI
101AQI
70AQI
92AQI
118AQI
75AQI
105AQI
126AQI
102AQI
100AQI
85AQI
137AQI
114AQI
98AQI
92AQI
73AQI
64AQI
63AQI
86AQI
98AQI
76AQI
137AQI
96AQI
119AQI
97AQI
156AQI
84AQI
96AQI
65AQI
67AQI
60AQI
81AQI
79AQI
79AQI
126AQI
140AQI
162AQI
145AQI
129AQI
78AQI
74AQI
61AQI
99AQI
96AQI
121AQI
135AQI
140AQI
103AQI
138AQI
148AQI
120AQI
92AQI
85AQI
89AQI
88AQI
80AQI
83AQI
109AQI
87AQI
93AQI
101AQI
117AQI
118AQI
140AQI
143AQI
98AQI
106AQI
87AQI
86AQI
103AQI
107AQI
91AQI
116AQI
113AQI
98AQI
126AQI
124AQI
141AQI
119AQI
133AQI
146AQI
88AQI
83AQI
76AQI
85AQI
99AQI
121AQI
129AQI
93AQI
106AQI
93AQI
107AQI
91AQI
80AQI
85AQI
83AQI
87AQI
98AQI
105AQI
93AQI
96AQI
82AQI
75AQI
80AQI
100AQI
96AQI
86AQI
68AQI
75AQI
82AQI
82AQI
94AQI
114AQI
114AQI
76AQI
95AQI
72AQI
103AQI
101AQI
91AQI
91AQI
107AQI
92AQI
84AQI
92AQI
83AQI
72AQI
70AQI
95AQI
109AQI
72AQI
55AQI
77AQI
90AQI
83AQI
90AQI
81AQI
62AQI
62AQI
76AQI
63AQI
61AQI
61AQI
57AQI
58AQI
64AQI
66AQI
67AQI
62AQI
58AQI
54AQI
55AQI
52AQI
53AQI
61AQI
72AQI
60AQI
58AQI
57AQI
63AQI
60AQI
62AQI
66AQI
67AQI
71AQI
73AQI
66AQI
56AQI
63AQI
74AQI
66AQI
62AQI
66AQI
58AQI
58AQI
69AQI
65AQI
61AQI
53AQI
48AQI
46AQI
49AQI
42AQI
45AQI
55AQI
47AQI
50AQI
45AQI
41AQI
38AQI
49AQI
56AQI
53AQI
117AQI
99AQI
105AQI
104AQI
89AQI
65AQI
57AQI
55AQI
No. of days
202591AQI
Highest AQI recorded in
January117AQI
Lowest AQI recorded in
August55AQI
202471AQI
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
September41AQI
2023102AQI
Highest AQI recorded in
December117AQI
Lowest AQI recorded in
November54AQI
202291AQI
Highest AQI recorded in
January124AQI
Lowest AQI recorded in
August52AQI
2021117AQI
Highest AQI recorded in
December125AQI
Lowest AQI recorded in
November97AQI
202083AQI
Highest AQI recorded in
December121AQI
Lowest AQI recorded in
July59AQI
Most & Least Polluted Years Over the Last 6 Years
City Monitoring Station's annual 2025 AQI (91) shows an average percentage change of 0.2% (worsened AQI) compared to previous years: 2020 (83), 2021 (117), 2022 (91), 2023 (102), 2024 (71).