Hangu, Tianjin, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Hangu, Tianjin, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 64 of Moderate air quality, showing improvement over 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Hangu, Tianjin, China
4 AM2nd Aug 2025
7 PM
3 AM3rd Aug 2025
AQI
AQI
67AQI
58AQI
In the last 24 hours,
Hangu's AQI reached its highest point of 67 at 11 AM during the Night, while the lowest point, 58, was recorded at 12 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hangu, Tianjin, China
28°C25/32°C
30°C25/35°C
29°C26/33°C
27°C24/31°C
26°C23/30°C
27°C24/30°C
28°C25/32°C
28°C24/32°C
29°C24/34°C
29°C25/36°C
29°C25/35°C
26°C22/30°C
24°C20/30°C
28°C23/34°C
28°C25/34°C
27°C25/31°C
25°C22/28°C
27°C22/32°C
27°C24/32°C
28°C25/32°C
29°C26/32°C
29°C27/33°C
29°C26/33°C
30°C27/33°C
30°C27/33°C
27°C24/28°C
27°C23/31°C
27°C23/31°C
28°C24/32°C
--°C/°C
--°C/°C
76AQI
61AQI
65AQI
65AQI
2025 Days Vs Air Quality
Hangu, Tianjin, China
4%
9
69%
148
23%
48
4%
8
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 214 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
Hangu, Tianjin, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
96AQI
77AQI
82AQI
140AQI
110AQI
76AQI
67AQI
46AQI
48AQI
60AQI
76AQI
69AQI
109AQI
54AQI
76AQI
67AQI
99AQI
139AQI
105AQI
146AQI
111AQI
116AQI
104AQI
145AQI
155AQI
123AQI
71AQI
95AQI
185AQI
100AQI
120AQI
114AQI
114AQI
60AQI
67AQI
53AQI
66AQI
41AQI
47AQI
61AQI
126AQI
140AQI
88AQI
144AQI
141AQI
152AQI
94AQI
79AQI
94AQI
73AQI
84AQI
68AQI
83AQI
51AQI
94AQI
78AQI
110AQI
150AQI
178AQI
181AQI
102AQI
94AQI
112AQI
139AQI
94AQI
100AQI
147AQI
155AQI
169AQI
173AQI
92AQI
128AQI
85AQI
99AQI
63AQI
65AQI
60AQI
79AQI
58AQI
65AQI
70AQI
116AQI
82AQI
80AQI
121AQI
61AQI
83AQI
50AQI
72AQI
97AQI
78AQI
58AQI
94AQI
104AQI
50AQI
107AQI
90AQI
83AQI
95AQI
109AQI
134AQI
98AQI
93AQI
71AQI
80AQI
115AQI
100AQI
75AQI
99AQI
97AQI
132AQI
71AQI
98AQI
48AQI
71AQI
101AQI
61AQI
76AQI
89AQI
101AQI
67AQI
78AQI
55AQI
82AQI
96AQI
80AQI
102AQI
100AQI
70AQI
70AQI
99AQI
96AQI
101AQI
76AQI
80AQI
115AQI
64AQI
94AQI
108AQI
123AQI
96AQI
131AQI
104AQI
88AQI
97AQI
106AQI
99AQI
112AQI
107AQI
101AQI
114AQI
102AQI
82AQI
46AQI
62AQI
73AQI
80AQI
60AQI
57AQI
72AQI
59AQI
67AQI
71AQI
78AQI
74AQI
61AQI
49AQI
67AQI
70AQI
65AQI
63AQI
63AQI
52AQI
65AQI
73AQI
64AQI
74AQI
71AQI
81AQI
86AQI
78AQI
69AQI
71AQI
58AQI
72AQI
67AQI
58AQI
63AQI
60AQI
62AQI
69AQI
77AQI
74AQI
69AQI
64AQI
63AQI
64AQI
59AQI
62AQI
59AQI
70AQI
68AQI
65AQI
62AQI
67AQI
72AQI
68AQI
64AQI
69AQI
54AQI
57AQI
59AQI
64AQI
99AQI
95AQI
100AQI
89AQI
94AQI
69AQI
65AQI
64AQI
No. of days
202587AQI
Highest AQI recorded in
March100AQI
Lowest AQI recorded in
August64AQI
202492AQI
Highest AQI recorded in
March121AQI
Lowest AQI recorded in
September64AQI
202399AQI
Highest AQI recorded in
March140AQI
Lowest AQI recorded in
August71AQI
202295AQI
Highest AQI recorded in
November113AQI
Lowest AQI recorded in
August50AQI
202198AQI
Highest AQI recorded in
March163AQI
Lowest AQI recorded in
July67AQI
2020107AQI
Highest AQI recorded in
October116AQI
Lowest AQI recorded in
September88AQI
Most & Least Polluted Years Over the Last 6 Years
Hangu's annual 2025 AQI (87) shows an average percentage change of -11.03% (improved AQI) compared to previous years: 2020 (107), 2021 (98), 2022 (95), 2023 (99), 2024 (92).