Harbin Branch, Hegang, 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
Harbin Branch, Hegang, Heilongjiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (22nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 60 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Oct - 23rd Oct 2025
Harbin Branch, Hegang, Heilongjiang, China
7 AM22nd Oct 2025
6 PM
6 AM23rd Oct 2025
65AQI
41AQI
62AQI
45AQI
In the last 24 hours,
Harbin Branch's AQI reached its highest point of 65 at 8 AM during the Day, while the lowest point, 41, was recorded at 3 PM during the Day between 22nd Oct and 23rd Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Harbin Branch, Hegang, Heilongjiang, China
16°C10/23°C
14°C13/18°C
14°C12/19°C
16°C11/21°C
18°C13/26°C
15°C8/21°C
13°C6/21°C
17°C10/24°C
14°C6/19°C
11°C4/18°C
15°C9/21°C
16°C10/24°C
9°C4/13°C
7°C2/13°C
8°C2/13°C
6°C2/9°C
6°C0/12°C
6°C1/11°C
6°C1/11°C
4°C0/9°C
2°C-1/7°C
1°C-2/6°C
0°C-3/4°C
1°C-3/7°C
-1°C-5/0°C
-2°C-7/3°C
-2°C-6/2°C
-1°C-6/5°C
0°C-5/6°C
1°C-2/5°C
--°C/°C
58AQI
46AQI
65AQI
51AQI
2025 Days Vs Air Quality
Harbin Branch, Hegang, Heilongjiang, China
32%
93
57%
168
11%
33
0.3%
1
Total number of days with different AQI categories in last 296 days in 2025 (69 days remaining)
Under WHO’s Safe Air Quality Limits: 32%
Health Risk Level:
High
In 2025, 32% of 296 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Harbin Branch, Hegang, Heilongjiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
98AQI
124AQI
116AQI
131AQI
114AQI
114AQI
105AQI
90AQI
92AQI
82AQI
106AQI
123AQI
154AQI
136AQI
129AQI
105AQI
132AQI
118AQI
136AQI
112AQI
115AQI
116AQI
105AQI
122AQI
127AQI
128AQI
99AQI
99AQI
84AQI
81AQI
96AQI
107AQI
122AQI
107AQI
86AQI
73AQI
64AQI
64AQI
72AQI
73AQI
69AQI
103AQI
83AQI
88AQI
79AQI
85AQI
65AQI
66AQI
67AQI
64AQI
65AQI
65AQI
56AQI
59AQI
64AQI
88AQI
66AQI
89AQI
81AQI
64AQI
61AQI
60AQI
74AQI
85AQI
81AQI
76AQI
72AQI
84AQI
113AQI
72AQI
85AQI
66AQI
68AQI
58AQI
65AQI
58AQI
62AQI
70AQI
113AQI
62AQI
74AQI
54AQI
63AQI
58AQI
56AQI
58AQI
55AQI
57AQI
55AQI
78AQI
94AQI
94AQI
104AQI
102AQI
89AQI
87AQI
83AQI
80AQI
80AQI
94AQI
74AQI
107AQI
71AQI
75AQI
56AQI
53AQI
94AQI
79AQI
77AQI
60AQI
82AQI
64AQI
68AQI
69AQI
69AQI
53AQI
61AQI
54AQI
61AQI
71AQI
79AQI
65AQI
51AQI
50AQI
48AQI
50AQI
57AQI
61AQI
61AQI
61AQI
69AQI
114AQI
114AQI
106AQI
93AQI
83AQI
72AQI
59AQI
62AQI
65AQI
56AQI
59AQI
57AQI
55AQI
51AQI
54AQI
58AQI
67AQI
72AQI
76AQI
83AQI
67AQI
65AQI
57AQI
48AQI
55AQI
53AQI
54AQI
59AQI
58AQI
59AQI
53AQI
50AQI
59AQI
55AQI
49AQI
53AQI
49AQI
51AQI
55AQI
55AQI
39AQI
27AQI
45AQI
49AQI
60AQI
57AQI
58AQI
60AQI
59AQI
54AQI
53AQI
52AQI
55AQI
52AQI
55AQI
48AQI
46AQI
45AQI
46AQI
44AQI
55AQI
52AQI
45AQI
46AQI
43AQI
40AQI
43AQI
48AQI
45AQI
48AQI
42AQI
48AQI
52AQI
52AQI
53AQI
49AQI
48AQI
40AQI
42AQI
40AQI
43AQI
45AQI
44AQI
40AQI
42AQI
42AQI
38AQI
31AQI
30AQI
31AQI
28AQI
32AQI
39AQI
38AQI
35AQI
43AQI
42AQI
39AQI
38AQI
42AQI
43AQI
41AQI
38AQI
39AQI
42AQI
39AQI
39AQI
41AQI
42AQI
42AQI
47AQI
50AQI
45AQI
46AQI
46AQI
58AQI
52AQI
48AQI
47AQI
44AQI
44AQI
39AQI
40AQI
45AQI
48AQI
50AQI
44AQI
45AQI
39AQI
38AQI
43AQI
38AQI
42AQI
45AQI
55AQI
56AQI
45AQI
35AQI
51AQI
43AQI
40AQI
62AQI
47AQI
49AQI
60AQI
78AQI
45AQI
55AQI
63AQI
42AQI
62AQI
64AQI
73AQI
57AQI
58AQI
51AQI
61AQI
46AQI
58AQI
48AQI
63AQI
62AQI
76AQI
60AQI
113AQI
78AQI
70AQI
77AQI
68AQI
54AQI
47AQI
39AQI
46AQI
58AQI
No. of days
202565AQI
Highest AQI recorded in
January113AQI
Lowest AQI recorded in
August39AQI
202471AQI
Highest AQI recorded in
January87AQI
Lowest AQI recorded in
June48AQI
202363AQI
Highest AQI recorded in
January91AQI
Lowest AQI recorded in
August38AQI
202262AQI
Highest AQI recorded in
January83AQI
Lowest AQI recorded in
July34AQI
202170AQI
Highest AQI recorded in
January98AQI
Lowest AQI recorded in
August47AQI
202059AQI
Highest AQI recorded in
December83AQI
Lowest AQI recorded in
August43AQI
Most & Least Polluted Years Over the Last 6 Years
Harbin Branch's annual 2025 AQI (65) shows an average percentage change of 0.5% (worsened AQI) compared to previous years: 2020 (59), 2021 (70), 2022 (62), 2023 (63), 2024 (71).