Datong District, Anda, Heilongjiang, 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
Datong District, Anda, Heilongjiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (19th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 44 of Good 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: 20th Sep - 21st Sep 2025
Datong District, Anda, Heilongjiang, China
7 AM20th Sep 2025
8 PM
6 AM21st Sep 2025
65AQI
26AQI
57AQI
52AQI
In the last 24 hours,
Datong District's AQI reached its highest point of 65 at 9 AM during the Day, while the lowest point, 26, was recorded at 4 PM during the Day between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Datong District, Anda, Heilongjiang, China
22°C17/28°C
25°C19/31°C
24°C19/29°C
24°C18/30°C
22°C17/27°C
22°C17/27°C
20°C17/23°C
21°C17/27°C
24°C17/31°C
23°C19/30°C
22°C17/27°C
22°C17/28°C
24°C19/30°C
24°C19/32°C
24°C19/29°C
21°C16/26°C
19°C13/23°C
16°C12/21°C
16°C11/22°C
17°C11/23°C
20°C13/27°C
21°C18/24°C
20°C15/25°C
20°C14/27°C
18°C13/24°C
14°C10/18°C
14°C8/20°C
16°C10/23°C
18°C12/26°C
16°C13/21°C
--°C/°C
53AQI
36AQI
56AQI
50AQI
2025 Days Vs Air Quality
Datong District, Anda, Heilongjiang, China
23%
61
48%
127
20%
53
6%
17
2%
4
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 23%
Health Risk Level:
Very high
In 2025, 23% of 264 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Datong District, Anda, Heilongjiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
160AQI
131AQI
124AQI
162AQI
159AQI
165AQI
128AQI
120AQI
106AQI
129AQI
150AQI
174AQI
182AQI
158AQI
116AQI
113AQI
134AQI
153AQI
166AQI
185AQI
172AQI
163AQI
185AQI
213AQI
231AQI
214AQI
147AQI
127AQI
113AQI
111AQI
119AQI
141AQI
149AQI
124AQI
108AQI
124AQI
115AQI
83AQI
82AQI
94AQI
128AQI
153AQI
135AQI
112AQI
109AQI
114AQI
87AQI
80AQI
75AQI
79AQI
89AQI
86AQI
102AQI
88AQI
90AQI
77AQI
83AQI
103AQI
86AQI
70AQI
74AQI
89AQI
102AQI
106AQI
114AQI
116AQI
107AQI
149AQI
168AQI
155AQI
91AQI
93AQI
75AQI
71AQI
77AQI
72AQI
78AQI
110AQI
86AQI
93AQI
76AQI
210AQI
102AQI
128AQI
139AQI
83AQI
84AQI
61AQI
70AQI
79AQI
115AQI
99AQI
119AQI
138AQI
103AQI
116AQI
108AQI
99AQI
113AQI
140AQI
152AQI
110AQI
97AQI
77AQI
66AQI
64AQI
108AQI
68AQI
83AQI
81AQI
79AQI
60AQI
71AQI
64AQI
59AQI
71AQI
72AQI
73AQI
102AQI
63AQI
80AQI
61AQI
64AQI
54AQI
59AQI
64AQI
80AQI
79AQI
75AQI
71AQI
87AQI
113AQI
107AQI
98AQI
118AQI
90AQI
72AQI
77AQI
67AQI
86AQI
65AQI
64AQI
55AQI
64AQI
64AQI
76AQI
82AQI
97AQI
90AQI
107AQI
95AQI
68AQI
74AQI
61AQI
64AQI
55AQI
51AQI
49AQI
57AQI
45AQI
52AQI
51AQI
62AQI
68AQI
61AQI
68AQI
59AQI
53AQI
61AQI
56AQI
52AQI
47AQI
41AQI
45AQI
54AQI
57AQI
62AQI
67AQI
59AQI
63AQI
62AQI
58AQI
56AQI
63AQI
57AQI
54AQI
53AQI
53AQI
53AQI
55AQI
60AQI
61AQI
57AQI
53AQI
50AQI
50AQI
48AQI
50AQI
47AQI
47AQI
40AQI
38AQI
47AQI
50AQI
54AQI
43AQI
52AQI
47AQI
42AQI
40AQI
39AQI
40AQI
47AQI
49AQI
38AQI
39AQI
39AQI
35AQI
33AQI
33AQI
31AQI
36AQI
33AQI
43AQI
44AQI
35AQI
52AQI
41AQI
37AQI
37AQI
41AQI
40AQI
40AQI
34AQI
42AQI
37AQI
37AQI
33AQI
38AQI
38AQI
38AQI
46AQI
57AQI
53AQI
50AQI
62AQI
71AQI
65AQI
48AQI
46AQI
43AQI
42AQI
47AQI
51AQI
56AQI
58AQI
55AQI
44AQI
47AQI
41AQI
43AQI
44AQI
152AQI
103AQI
101AQI
92AQI
79AQI
57AQI
50AQI
39AQI
51AQI
No. of days
202582AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
August39AQI
202495AQI
Highest AQI recorded in
November129AQI
Lowest AQI recorded in
August59AQI
202384AQI
Highest AQI recorded in
January127AQI
Lowest AQI recorded in
August40AQI
202284AQI
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
September31AQI
202190AQI
Highest AQI recorded in
March116AQI
Lowest AQI recorded in
September64AQI
202063AQI
Highest AQI recorded in
April112AQI
Lowest AQI recorded in
August41AQI
Most & Least Polluted Years Over the Last 6 Years
Datong District's annual 2025 AQI (82) shows an average percentage change of 0.2% (worsened AQI) compared to previous years: 2020 (63), 2021 (90), 2022 (84), 2023 (84), 2024 (95).