Dongcheng District, Lianshan, Liaoning, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Dongcheng District, Lianshan, Liaoning, China
AQI Trends: Highest and Lowest
Same Day Analysis (13th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 79 of Moderate air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 13th Oct - 14th Oct 2025
Dongcheng District, Lianshan, Liaoning, China
5 AM13th Oct 2025
5 PM
4 AM14th Oct 2025
AQI
AQI
178AQI
62AQI
In the last 24 hours,
Dongcheng District's AQI reached its highest point of 178 at 1 AM during the Night, while the lowest point, 62, was recorded at 4 PM during the Night between 13th Oct and 14th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Dongcheng District, Lianshan, Liaoning, China
24°C18/30°C
20°C16/24°C
20°C16/25°C
18°C13/22°C
18°C13/24°C
19°C16/23°C
19°C14/25°C
19°C15/24°C
20°C18/25°C
20°C18/23°C
21°C17/26°C
22°C18/28°C
21°C18/26°C
21°C18/25°C
21°C17/26°C
21°C17/27°C
21°C18/26°C
22°C18/28°C
22°C19/25°C
19°C17/23°C
20°C17/24°C
18°C16/21°C
15°C13/18°C
17°C13/23°C
13°C10/16°C
11°C10/12°C
13°C9/17°C
12°C9/16°C
13°C10/15°C
--°C/°C
--°C/°C
84AQI
68AQI
97AQI
76AQI
2025 Days Vs Air Quality
Dongcheng District, Lianshan, Liaoning, China
2%
6
73%
208
21%
61
4%
11
Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)
Under WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 286 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
Dongcheng District, Lianshan, Liaoning, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
109AQI
86AQI
93AQI
146AQI
107AQI
127AQI
95AQI
67AQI
76AQI
91AQI
113AQI
133AQI
135AQI
97AQI
94AQI
95AQI
117AQI
144AQI
113AQI
156AQI
107AQI
129AQI
137AQI
157AQI
145AQI
157AQI
76AQI
111AQI
173AQI
111AQI
141AQI
127AQI
150AQI
92AQI
106AQI
86AQI
78AQI
56AQI
66AQI
81AQI
113AQI
131AQI
87AQI
115AQI
128AQI
117AQI
81AQI
77AQI
67AQI
69AQI
80AQI
68AQI
66AQI
64AQI
90AQI
82AQI
100AQI
151AQI
182AQI
155AQI
98AQI
102AQI
109AQI
138AQI
84AQI
105AQI
133AQI
163AQI
158AQI
164AQI
93AQI
108AQI
87AQI
74AQI
66AQI
72AQI
55AQI
103AQI
117AQI
73AQI
92AQI
139AQI
70AQI
157AQI
131AQI
82AQI
79AQI
57AQI
58AQI
117AQI
114AQI
72AQI
95AQI
95AQI
65AQI
98AQI
117AQI
78AQI
80AQI
112AQI
85AQI
72AQI
51AQI
52AQI
91AQI
98AQI
106AQI
57AQI
88AQI
94AQI
81AQI
56AQI
89AQI
49AQI
60AQI
88AQI
43AQI
80AQI
104AQI
86AQI
64AQI
72AQI
56AQI
54AQI
75AQI
71AQI
83AQI
69AQI
79AQI
73AQI
110AQI
104AQI
103AQI
103AQI
99AQI
83AQI
77AQI
58AQI
98AQI
102AQI
107AQI
103AQI
77AQI
84AQI
71AQI
90AQI
109AQI
99AQI
92AQI
106AQI
95AQI
78AQI
108AQI
62AQI
62AQI
66AQI
72AQI
48AQI
60AQI
69AQI
49AQI
73AQI
62AQI
55AQI
58AQI
52AQI
49AQI
60AQI
64AQI
67AQI
55AQI
54AQI
51AQI
66AQI
58AQI
62AQI
64AQI
71AQI
62AQI
78AQI
74AQI
75AQI
74AQI
59AQI
70AQI
76AQI
59AQI
64AQI
68AQI
65AQI
67AQI
65AQI
65AQI
55AQI
56AQI
58AQI
59AQI
53AQI
57AQI
58AQI
60AQI
60AQI
65AQI
56AQI
56AQI
64AQI
66AQI
61AQI
62AQI
57AQI
52AQI
59AQI
61AQI
61AQI
64AQI
51AQI
58AQI
56AQI
58AQI
54AQI
58AQI
55AQI
59AQI
67AQI
61AQI
64AQI
65AQI
62AQI
58AQI
64AQI
60AQI
58AQI
61AQI
59AQI
64AQI
57AQI
54AQI
56AQI
62AQI
50AQI
60AQI
64AQI
57AQI
67AQI
76AQI
80AQI
92AQI
96AQI
73AQI
76AQI
68AQI
76AQI
67AQI
74AQI
73AQI
72AQI
75AQI
62AQI
61AQI
51AQI
54AQI
68AQI
68AQI
68AQI
69AQI
72AQI
74AQI
73AQI
130AQI
138AQI
86AQI
129AQI
116AQI
140AQI
130AQI
101AQI
117AQI
111AQI
51AQI
113AQI
59AQI
56AQI
66AQI
89AQI
77AQI
79AQI
117AQI
97AQI
104AQI
82AQI
86AQI
64AQI
62AQI
59AQI
79AQI
91AQI
No. of days
202584AQI
Highest AQI recorded in
January117AQI
Lowest AQI recorded in
August59AQI
202488AQI
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
September57AQI
202394AQI
Highest AQI recorded in
March132AQI
Lowest AQI recorded in
August58AQI
202291AQI
Highest AQI recorded in
August117AQI
Lowest AQI recorded in
July71AQI
202196AQI
Highest AQI recorded in
January146AQI
Lowest AQI recorded in
September56AQI
202093AQI
Highest AQI recorded in
December121AQI
Lowest AQI recorded in
September69AQI
Most & Least Polluted Years Over the Last 6 Years
Dongcheng District's annual 2025 AQI (84) shows an average percentage change of -9.1% (improved AQI) compared to previous years: 2020 (93), 2021 (96), 2022 (91), 2023 (94), 2024 (88).