Hongkou Jiaxing, Pudong, Shanghai, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Hongkou Jiaxing, Pudong, Shanghai, China
AQI Trends: Highest and Lowest
Same Day Analysis (31st July ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 44 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 31st Jul - 1st Aug 2025
Hongkou Jiaxing, Pudong, Shanghai, China
5 AM31st Jul 2025
6 PM
4 AM1st Aug 2025
AQI
AQI
55AQI
34AQI
In the last 24 hours,
Hongkou Jiaxing's AQI reached its highest point of 55 at 9 PM during the Night, while the lowest point, 34, was recorded at 12 PM during the Night between 31st Jul and 1st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Hongkou Jiaxing, Pudong, Shanghai, China
30°C27/34°C
30°C27/34°C
30°C27/35°C
31°C27/36°C
31°C27/36°C
29°C27/33°C
29°C27/32°C
29°C27/32°C
29°C27/33°C
28°C26/30°C
26°C25/29°C
28°C25/31°C
28°C26/33°C
29°C25/35°C
30°C27/35°C
30°C26/36°C
28°C26/31°C
29°C27/33°C
29°C27/33°C
29°C27/32°C
29°C27/33°C
29°C26/32°C
29°C26/32°C
29°C27/32°C
28°C27/30°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
26°C24/26°C
--°C/°C
--°C/°C
53AQI
49AQI
53AQI
53AQI
2025 Days Vs Air Quality
Hongkou Jiaxing, Pudong, Shanghai, China
12%
25
66%
140
20%
43
2%
4
Total number of days with different AQI categories in last 212 days in 2025 (153 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 212 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
Hongkou Jiaxing, Pudong, Shanghai, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
91AQI
80AQI
98AQI
74AQI
126AQI
124AQI
120AQI
139AQI
77AQI
86AQI
98AQI
109AQI
136AQI
145AQI
88AQI
109AQI
124AQI
121AQI
149AQI
166AQI
161AQI
98AQI
97AQI
81AQI
70AQI
80AQI
77AQI
72AQI
115AQI
77AQI
86AQI
59AQI
93AQI
105AQI
107AQI
101AQI
82AQI
78AQI
68AQI
81AQI
90AQI
65AQI
131AQI
67AQI
83AQI
68AQI
137AQI
68AQI
96AQI
80AQI
63AQI
71AQI
99AQI
96AQI
127AQI
129AQI
160AQI
160AQI
130AQI
114AQI
116AQI
68AQI
70AQI
56AQI
76AQI
77AQI
111AQI
74AQI
89AQI
97AQI
73AQI
75AQI
63AQI
57AQI
85AQI
79AQI
71AQI
69AQI
106AQI
94AQI
112AQI
108AQI
103AQI
115AQI
132AQI
109AQI
88AQI
99AQI
65AQI
74AQI
75AQI
108AQI
78AQI
87AQI
117AQI
123AQI
108AQI
118AQI
130AQI
130AQI
128AQI
138AQI
97AQI
83AQI
78AQI
87AQI
91AQI
94AQI
97AQI
88AQI
82AQI
103AQI
119AQI
129AQI
79AQI
75AQI
68AQI
75AQI
72AQI
74AQI
85AQI
78AQI
80AQI
56AQI
71AQI
108AQI
81AQI
77AQI
60AQI
73AQI
77AQI
86AQI
83AQI
79AQI
86AQI
95AQI
100AQI
89AQI
81AQI
86AQI
70AQI
76AQI
43AQI
83AQI
78AQI
76AQI
69AQI
67AQI
70AQI
93AQI
89AQI
59AQI
57AQI
72AQI
98AQI
73AQI
76AQI
73AQI
39AQI
58AQI
50AQI
61AQI
47AQI
40AQI
66AQI
48AQI
56AQI
69AQI
65AQI
65AQI
57AQI
57AQI
52AQI
41AQI
43AQI
50AQI
52AQI
50AQI
52AQI
49AQI
49AQI
50AQI
51AQI
52AQI
54AQI
54AQI
53AQI
50AQI
50AQI
49AQI
56AQI
53AQI
51AQI
52AQI
58AQI
59AQI
61AQI
62AQI
59AQI
54AQI
53AQI
52AQI
51AQI
50AQI
50AQI
50AQI
46AQI
45AQI
44AQI
43AQI
38AQI
44AQI
106AQI
96AQI
88AQI
98AQI
79AQI
57AQI
51AQI
No. of days
202582AQI
Highest AQI recorded in
January106AQI
Lowest AQI recorded in
July51AQI
202479AQI
Highest AQI recorded in
January122AQI
Lowest AQI recorded in
September53AQI
202384AQI
Highest AQI recorded in
December115AQI
Lowest AQI recorded in
September64AQI
202262AQI
Highest AQI recorded in
November81AQI
Lowest AQI recorded in
September50AQI
202176AQI
Highest AQI recorded in
March103AQI
Lowest AQI recorded in
February46AQI
202077AQI
Highest AQI recorded in
December102AQI
Lowest AQI recorded in
March60AQI
Most & Least Polluted Years Over the Last 6 Years
Hongkou Jiaxing's annual 2025 AQI (82) shows an average percentage change of 9.5% (worsened AQI) compared to previous years: 2020 (77), 2021 (76), 2022 (62), 2023 (84), 2024 (79).