Yancheng, Jiangsu, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Yancheng, Jiangsu, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 45 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Yancheng, Jiangsu, China
4 AM2nd Jun 2026
6 PM
3 AM3rd Jun 2026
65AQI
18AQI
21AQI
8AQI
In the last 24 hours,
Yancheng's AQI reached its highest point of 65 at 7 AM during the Day, while the lowest point, 8, was recorded at 12 AM during the Night between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Yancheng, Jiangsu, China
19°C12/27°C
21°C14/27°C
18°C13/24°C
16°C10/23°C
17°C11/24°C
19°C10/27°C
22°C15/30°C
21°C16/29°C
23°C17/31°C
22°C17/28°C
20°C15/26°C
22°C17/28°C
23°C17/30°C
23°C19/27°C
20°C19/21°C
20°C17/23°C
20°C15/25°C
20°C15/27°C
22°C18/26°C
20°C20/22°C
22°C19/27°C
21°C20/23°C
21°C19/25°C
25°C20/32°C
23°C19/28°C
24°C18/30°C
23°C17/31°C
24°C18/30°C
25°C19/33°C
27°C20/34°C
71AQI
55AQI
66AQI
57AQI
2026 Days Vs Air Quality
Yancheng, Jiangsu, China
12%
18
48%
73
33%
50
8%
12
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2026, 12% of 154 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
Yancheng, Jiangsu, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
53AQI (US)
62AQI (US)
99AQI (US)
149AQI (US)
156AQI (US)
143AQI (US)
139AQI (US)
117AQI (US)
132AQI (US)
111AQI (US)
55AQI (US)
88AQI (US)
162AQI (US)
171AQI (US)
176AQI (US)
192AQI (US)
111AQI (US)
55AQI (US)
45AQI (US)
62AQI (US)
73AQI (US)
103AQI (US)
137AQI (US)
160AQI (US)
122AQI (US)
56AQI (US)
97AQI (US)
104AQI (US)
66AQI (US)
63AQI (US)
74AQI (US)
133AQI (US)
143AQI (US)
147AQI (US)
155AQI (US)
169AQI (US)
74AQI (US)
72AQI (US)
75AQI (US)
97AQI (US)
118AQI (US)
146AQI (US)
164AQI (US)
163AQI (US)
152AQI (US)
136AQI (US)
59AQI (US)
124AQI (US)
143AQI (US)
135AQI (US)
119AQI (US)
110AQI (US)
80AQI (US)
46AQI (US)
45AQI (US)
77AQI (US)
40AQI (US)
49AQI (US)
83AQI (US)
63AQI (US)
43AQI (US)
121AQI (US)
71AQI (US)
64AQI (US)
108AQI (US)
76AQI (US)
43AQI (US)
87AQI (US)
96AQI (US)
86AQI (US)
103AQI (US)
145AQI (US)
98AQI (US)
99AQI (US)
124AQI (US)
117AQI (US)
87AQI (US)
94AQI (US)
117AQI (US)
101AQI (US)
125AQI (US)
110AQI (US)
127AQI (US)
137AQI (US)
133AQI (US)
112AQI (US)
130AQI (US)
124AQI (US)
107AQI (US)
144AQI (US)
158AQI (US)
148AQI (US)
117AQI (US)
99AQI (US)
114AQI (US)
102AQI (US)
40AQI (US)
44AQI (US)
76AQI (US)
126AQI (US)
132AQI (US)
85AQI (US)
52AQI (US)
102AQI (US)
82AQI (US)
105AQI (US)
60AQI (US)
49AQI (US)
62AQI (US)
54AQI (US)
66AQI (US)
49AQI (US)
37AQI (US)
74AQI (US)
82AQI (US)
97AQI (US)
135AQI (US)
66AQI (US)
76AQI (US)
94AQI (US)
82AQI (US)
111AQI (US)
74AQI (US)
44AQI (US)
80AQI (US)
79AQI (US)
89AQI (US)
38AQI (US)
58AQI (US)
68AQI (US)
93AQI (US)
53AQI (US)
68AQI (US)
38AQI (US)
40AQI (US)
76AQI (US)
63AQI (US)
55AQI (US)
52AQI (US)
62AQI (US)
68AQI (US)
79AQI (US)
72AQI (US)
71AQI (US)
65AQI (US)
44AQI (US)
71AQI (US)
90AQI (US)
55AQI (US)
64AQI (US)
59AQI (US)
59AQI (US)
45AQI (US)
108AQI (US)
109AQI (US)
103AQI (US)
86AQI (US)
66AQI (US)
52AQI (US)
No. of days
202694AQI (US)
Highest AQI (US) recorded in
February109AQI (US)
Lowest AQI (US) recorded in
June52AQI (US)
202585AQI (US)
Highest AQI (US) recorded in
January116AQI (US)
Lowest AQI (US) recorded in
September57AQI (US)
202481AQI (US)
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
September41AQI (US)
202383AQI (US)
Highest AQI (US) recorded in
December117AQI (US)
Lowest AQI (US) recorded in
August54AQI (US)
202284AQI (US)
Highest AQI (US) recorded in
January122AQI (US)
Lowest AQI (US) recorded in
August50AQI (US)
202186AQI (US)
Highest AQI (US) recorded in
January122AQI (US)
Lowest AQI (US) recorded in
July50AQI (US)
202083AQI (US)
Highest AQI (US) recorded in
December123AQI (US)
Lowest AQI (US) recorded in
July60AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Yancheng's annual 2026 AQI (US) (94) shows an average percentage change of 12.3% (worsened AQI (US)) compared to previous years: 2020 (83), 2021 (86), 2022 (84), 2023 (83), 2024 (81), 2025 (85).