Dayu, Benxi, Liaoning, 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
Dayu, Benxi, Liaoning, China
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 55 of Moderate air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Dayu, Benxi, Liaoning, China
5 AM17th Sep 2025
6 PM
4 AM18th Sep 2025
AQI
AQI
63AQI
22AQI
In the last 24 hours,
Dayu's AQI reached its highest point of 63 at 5 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Dayu, Benxi, Liaoning, China
23°C20/29°C
22°C19/27°C
24°C19/30°C
23°C21/28°C
26°C20/33°C
22°C19/25°C
21°C19/23°C
21°C17/25°C
21°C16/27°C
18°C16/20°C
21°C15/27°C
20°C17/23°C
19°C16/21°C
21°C16/27°C
22°C17/29°C
22°C18/28°C
23°C17/30°C
22°C18/29°C
20°C17/26°C
20°C15/26°C
19°C16/24°C
20°C15/27°C
20°C16/24°C
22°C17/28°C
22°C17/28°C
22°C17/29°C
20°C14/25°C
19°C12/27°C
18°C12/21°C
--°C/°C
--°C/°C
65AQI
54AQI
62AQI
59AQI
2025 Days Vs Air Quality
Dayu, Benxi, Liaoning, China
12%
31
61%
157
25%
66
2%
5
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 260 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
Dayu, Benxi, Liaoning, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
91AQI
96AQI
104AQI
112AQI
153AQI
140AQI
128AQI
90AQI
104AQI
128AQI
149AQI
165AQI
150AQI
115AQI
97AQI
102AQI
97AQI
103AQI
130AQI
136AQI
124AQI
136AQI
130AQI
143AQI
140AQI
128AQI
166AQI
102AQI
152AQI
145AQI
134AQI
150AQI
156AQI
106AQI
117AQI
98AQI
126AQI
74AQI
105AQI
109AQI
105AQI
113AQI
113AQI
129AQI
130AQI
141AQI
84AQI
83AQI
66AQI
80AQI
75AQI
90AQI
86AQI
86AQI
83AQI
99AQI
73AQI
130AQI
134AQI
135AQI
88AQI
82AQI
90AQI
118AQI
114AQI
108AQI
118AQI
130AQI
140AQI
121AQI
110AQI
83AQI
93AQI
90AQI
97AQI
114AQI
115AQI
111AQI
130AQI
109AQI
133AQI
135AQI
117AQI
132AQI
117AQI
98AQI
79AQI
64AQI
71AQI
98AQI
128AQI
104AQI
124AQI
96AQI
86AQI
108AQI
96AQI
124AQI
125AQI
123AQI
109AQI
62AQI
75AQI
56AQI
99AQI
86AQI
119AQI
81AQI
92AQI
67AQI
65AQI
65AQI
69AQI
89AQI
70AQI
82AQI
64AQI
110AQI
86AQI
92AQI
55AQI
67AQI
57AQI
59AQI
65AQI
67AQI
72AQI
65AQI
92AQI
69AQI
76AQI
80AQI
80AQI
76AQI
77AQI
59AQI
62AQI
49AQI
66AQI
72AQI
85AQI
111AQI
64AQI
95AQI
63AQI
76AQI
73AQI
79AQI
77AQI
85AQI
80AQI
86AQI
78AQI
55AQI
50AQI
50AQI
58AQI
40AQI
48AQI
57AQI
40AQI
49AQI
55AQI
44AQI
71AQI
67AQI
60AQI
63AQI
63AQI
64AQI
54AQI
42AQI
27AQI
48AQI
54AQI
74AQI
67AQI
67AQI
64AQI
55AQI
44AQI
54AQI
45AQI
40AQI
44AQI
52AQI
49AQI
53AQI
57AQI
64AQI
68AQI
63AQI
61AQI
57AQI
52AQI
44AQI
52AQI
52AQI
65AQI
48AQI
47AQI
55AQI
47AQI
38AQI
38AQI
52AQI
55AQI
58AQI
60AQI
46AQI
49AQI
59AQI
60AQI
60AQI
59AQI
49AQI
56AQI
52AQI
51AQI
49AQI
54AQI
58AQI
56AQI
58AQI
55AQI
58AQI
62AQI
52AQI
52AQI
57AQI
57AQI
47AQI
51AQI
49AQI
57AQI
51AQI
47AQI
50AQI
52AQI
48AQI
54AQI
62AQI
59AQI
63AQI
69AQI
70AQI
65AQI
69AQI
65AQI
62AQI
62AQI
67AQI
65AQI
72AQI
69AQI
71AQI
66AQI
56AQI
55AQI
125AQI
105AQI
108AQI
92AQI
73AQI
56AQI
52AQI
54AQI
65AQI
No. of days
202582AQI
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
July52AQI
202477AQI
Highest AQI recorded in
February114AQI
Lowest AQI recorded in
September43AQI
202380AQI
Highest AQI recorded in
April106AQI
Lowest AQI recorded in
August51AQI
202277AQI
Highest AQI recorded in
January117AQI
Lowest AQI recorded in
July50AQI
202180AQI
Highest AQI recorded in
March123AQI
Lowest AQI recorded in
September48AQI
202076AQI
Highest AQI recorded in
December109AQI
Lowest AQI recorded in
August50AQI
Most & Least Polluted Years Over the Last 6 Years
Dayu's annual 2025 AQI (82) shows an average percentage change of 4.9% (worsened AQI) compared to previous years: 2020 (76), 2021 (80), 2022 (77), 2023 (80), 2024 (77).