Yucheng District Government, Weifang, Shandong, 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
Yucheng District Government, Weifang, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (28th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 84 of Moderate air quality, showing improvement over 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Yucheng District Government, Weifang, Shandong, China
5 AM29th Sep 2025
6 PM
4 AM30th Sep 2025
AQI
AQI
159AQI
98AQI
In the last 24 hours,
Yucheng District Government's AQI reached its highest point of 159 at 9 AM during the Night, while the lowest point, 98, was recorded at 4 PM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Yucheng District Government, Weifang, Shandong, China
22°C20/23°C
24°C19/29°C
25°C21/31°C
23°C21/27°C
24°C19/29°C
25°C21/31°C
24°C22/27°C
25°C20/30°C
22°C18/26°C
24°C19/29°C
25°C21/31°C
24°C20/29°C
21°C19/22°C
23°C19/28°C
26°C20/32°C
25°C22/31°C
24°C18/29°C
19°C16/22°C
19°C15/24°C
14°C12/14°C
16°C11/22°C
20°C16/23°C
18°C16/19°C
17°C16/17°C
19°C16/23°C
20°C16/26°C
21°C17/26°C
20°C18/23°C
20°C18/24°C
--°C/°C
--°C/°C
83AQI
65AQI
75AQI
67AQI
2025 Days Vs Air Quality
Yucheng District Government, Weifang, Shandong, China
4%
12
72%
195
20%
53
4%
11
Total number of days with different AQI categories in last 272 days in 2025 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 272 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
Yucheng District Government, Weifang, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
161AQI
102AQI
136AQI
153AQI
177AQI
104AQI
107AQI
68AQI
72AQI
81AQI
104AQI
138AQI
140AQI
130AQI
93AQI
110AQI
98AQI
148AQI
144AQI
127AQI
173AQI
139AQI
153AQI
142AQI
145AQI
136AQI
76AQI
99AQI
123AQI
146AQI
154AQI
111AQI
162AQI
80AQI
89AQI
63AQI
90AQI
54AQI
67AQI
75AQI
116AQI
103AQI
124AQI
108AQI
140AQI
114AQI
95AQI
79AQI
86AQI
92AQI
96AQI
93AQI
86AQI
90AQI
84AQI
123AQI
122AQI
160AQI
168AQI
105AQI
102AQI
84AQI
114AQI
94AQI
117AQI
99AQI
153AQI
142AQI
158AQI
149AQI
132AQI
92AQI
98AQI
97AQI
78AQI
71AQI
56AQI
74AQI
76AQI
74AQI
84AQI
109AQI
101AQI
109AQI
111AQI
111AQI
77AQI
68AQI
87AQI
92AQI
106AQI
73AQI
77AQI
106AQI
65AQI
83AQI
115AQI
90AQI
112AQI
91AQI
111AQI
89AQI
75AQI
66AQI
74AQI
98AQI
135AQI
92AQI
88AQI
82AQI
79AQI
77AQI
78AQI
77AQI
77AQI
77AQI
84AQI
87AQI
80AQI
95AQI
94AQI
82AQI
68AQI
71AQI
64AQI
80AQI
89AQI
73AQI
67AQI
69AQI
79AQI
74AQI
90AQI
110AQI
82AQI
119AQI
83AQI
80AQI
106AQI
101AQI
107AQI
119AQI
85AQI
95AQI
80AQI
93AQI
88AQI
86AQI
84AQI
85AQI
107AQI
92AQI
78AQI
64AQI
55AQI
69AQI
77AQI
95AQI
87AQI
93AQI
61AQI
61AQI
51AQI
56AQI
57AQI
65AQI
52AQI
58AQI
64AQI
60AQI
56AQI
62AQI
57AQI
61AQI
61AQI
71AQI
80AQI
80AQI
78AQI
69AQI
66AQI
66AQI
61AQI
61AQI
61AQI
61AQI
62AQI
68AQI
56AQI
59AQI
62AQI
67AQI
64AQI
70AQI
58AQI
58AQI
63AQI
63AQI
63AQI
64AQI
60AQI
55AQI
50AQI
43AQI
47AQI
52AQI
51AQI
51AQI
50AQI
44AQI
56AQI
50AQI
50AQI
50AQI
52AQI
55AQI
58AQI
61AQI
57AQI
59AQI
41AQI
48AQI
56AQI
54AQI
57AQI
58AQI
54AQI
56AQI
55AQI
63AQI
64AQI
63AQI
64AQI
64AQI
67AQI
64AQI
68AQI
59AQI
62AQI
62AQI
62AQI
60AQI
53AQI
55AQI
61AQI
62AQI
59AQI
64AQI
65AQI
66AQI
79AQI
69AQI
71AQI
64AQI
63AQI
69AQI
75AQI
72AQI
73AQI
48AQI
54AQI
44AQI
65AQI
68AQI
75AQI
78AQI
74AQI
97AQI
112AQI
90AQI
84AQI
125AQI
103AQI
100AQI
88AQI
87AQI
68AQI
58AQI
58AQI
70AQI
No. of days
202584AQI
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
August58AQI
202495AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
September62AQI
202397AQI
Highest AQI recorded in
December130AQI
Lowest AQI recorded in
July64AQI
202295AQI
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
July66AQI
202199AQI
Highest AQI recorded in
March160AQI
Lowest AQI recorded in
September63AQI
202096AQI
Highest AQI recorded in
December143AQI
Lowest AQI recorded in
August78AQI
Most & Least Polluted Years Over the Last 6 Years
Yucheng District Government's annual 2025 AQI (84) shows an average percentage change of -12.6% (improved AQI) compared to previous years: 2020 (96), 2021 (99), 2022 (95), 2023 (97), 2024 (95).