Acheng Huining, Harbin, Heilongjiang, 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
Acheng Huining, Harbin, Heilongjiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (10th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 92 of Moderate air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Oct - 11th Oct 2025
Acheng Huining, Harbin, Heilongjiang, China
7 AM10th Oct 2025
7 PM
6 AM11th Oct 2025
112AQI
55AQI
156AQI
64AQI
In the last 24 hours,
Acheng Huining's AQI reached its highest point of 156 at 2 AM during the Night, while the lowest point, 55, was recorded at 3 PM during the Day between 10th Oct and 11th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Acheng Huining, Harbin, Heilongjiang, China
17°C11/24°C
19°C16/23°C
20°C15/26°C
19°C14/25°C
16°C13/22°C
14°C8/20°C
12°C6/18°C
14°C7/20°C
15°C9/22°C
15°C11/21°C
14°C8/20°C
15°C10/22°C
18°C11/25°C
15°C14/16°C
15°C10/21°C
16°C11/23°C
17°C11/24°C
17°C13/24°C
16°C10/23°C
18°C14/25°C
17°C11/25°C
17°C10/26°C
19°C15/27°C
17°C10/22°C
10°C6/14°C
9°C4/16°C
12°C6/20°C
8°C5/11°C
7°C2/12°C
10°C4/16°C
--°C/°C
64AQI
46AQI
68AQI
61AQI
2025 Days Vs Air Quality
Acheng Huining, Harbin, Heilongjiang, China
24%
68
49%
139
16%
46
8%
22
3%
8
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Under WHO’s Safe Air Quality Limits: 24%
Health Risk Level:
Very high
In 2025, 24% of 284 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
Acheng Huining, Harbin, Heilongjiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
168AQI
161AQI
144AQI
158AQI
161AQI
173AQI
168AQI
145AQI
154AQI
167AQI
184AQI
180AQI
174AQI
206AQI
140AQI
135AQI
144AQI
140AQI
185AQI
217AQI
211AQI
188AQI
203AQI
209AQI
230AQI
224AQI
166AQI
134AQI
147AQI
130AQI
159AQI
156AQI
171AQI
168AQI
147AQI
145AQI
128AQI
127AQI
98AQI
139AQI
142AQI
151AQI
142AQI
133AQI
127AQI
129AQI
112AQI
98AQI
92AQI
105AQI
104AQI
111AQI
115AQI
111AQI
98AQI
83AQI
86AQI
119AQI
94AQI
75AQI
72AQI
76AQI
83AQI
84AQI
102AQI
85AQI
117AQI
127AQI
226AQI
149AQI
95AQI
87AQI
76AQI
70AQI
72AQI
70AQI
79AQI
121AQI
121AQI
119AQI
85AQI
82AQI
84AQI
102AQI
101AQI
68AQI
68AQI
58AQI
60AQI
98AQI
120AQI
117AQI
108AQI
110AQI
82AQI
96AQI
84AQI
104AQI
143AQI
171AQI
165AQI
120AQI
105AQI
79AQI
63AQI
87AQI
154AQI
88AQI
98AQI
110AQI
99AQI
64AQI
69AQI
73AQI
54AQI
58AQI
74AQI
93AQI
93AQI
97AQI
80AQI
71AQI
65AQI
52AQI
53AQI
54AQI
65AQI
63AQI
62AQI
61AQI
79AQI
106AQI
93AQI
99AQI
118AQI
73AQI
72AQI
65AQI
60AQI
71AQI
63AQI
58AQI
56AQI
53AQI
51AQI
62AQI
66AQI
74AQI
72AQI
74AQI
88AQI
61AQI
76AQI
52AQI
54AQI
47AQI
38AQI
44AQI
55AQI
48AQI
45AQI
47AQI
53AQI
63AQI
56AQI
69AQI
64AQI
55AQI
64AQI
61AQI
55AQI
50AQI
46AQI
51AQI
55AQI
58AQI
66AQI
67AQI
59AQI
64AQI
61AQI
57AQI
56AQI
62AQI
55AQI
56AQI
51AQI
53AQI
54AQI
55AQI
56AQI
60AQI
59AQI
51AQI
49AQI
48AQI
47AQI
51AQI
49AQI
50AQI
44AQI
42AQI
53AQI
49AQI
51AQI
47AQI
44AQI
53AQI
42AQI
44AQI
39AQI
44AQI
48AQI
54AQI
41AQI
44AQI
43AQI
42AQI
32AQI
35AQI
40AQI
37AQI
40AQI
46AQI
43AQI
35AQI
51AQI
41AQI
36AQI
41AQI
46AQI
46AQI
40AQI
38AQI
48AQI
41AQI
43AQI
39AQI
46AQI
44AQI
45AQI
51AQI
55AQI
44AQI
48AQI
56AQI
64AQI
67AQI
47AQI
45AQI
44AQI
42AQI
45AQI
43AQI
58AQI
51AQI
54AQI
40AQI
43AQI
40AQI
41AQI
42AQI
49AQI
48AQI
48AQI
56AQI
56AQI
48AQI
56AQI
52AQI
72AQI
73AQI
78AQI
84AQI
95AQI
99AQI
75AQI
52AQI
83AQI
50AQI
50AQI
73AQI
92AQI
171AQI
123AQI
94AQI
99AQI
70AQI
56AQI
51AQI
43AQI
52AQI
75AQI
No. of days
202584AQI
Highest AQI recorded in
January171AQI
Lowest AQI recorded in
August43AQI
202498AQI
Highest AQI recorded in
January159AQI
Lowest AQI recorded in
September47AQI
202394AQI
Highest AQI recorded in
January141AQI
Lowest AQI recorded in
August45AQI
202294AQI
Highest AQI recorded in
January174AQI
Lowest AQI recorded in
July43AQI
202191AQI
Highest AQI recorded in
January157AQI
Lowest AQI recorded in
September47AQI
202083AQI
Highest AQI recorded in
April162AQI
Lowest AQI recorded in
August44AQI
Most & Least Polluted Years Over the Last 6 Years
Acheng Huining's annual 2025 AQI (84) shows an average percentage change of -8.7% (improved AQI) compared to previous years: 2020 (83), 2021 (91), 2022 (94), 2023 (94), 2024 (98).