Dingzhou City Transportation Bureau, Dingzhou, Hebei, 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
Dingzhou City Transportation Bureau, Dingzhou, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 64 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Dingzhou City Transportation Bureau, Dingzhou, Hebei, China
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
69AQI
58AQI
69AQI
59AQI
In the last 24 hours,
Dingzhou City Transportation Bureau's AQI reached its highest point of 69 at 8 AM during the Day, while the lowest point, 58, was recorded at 2 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Dingzhou City Transportation Bureau, Dingzhou, Hebei, China
30°C27/34°C
29°C24/34°C
29°C24/34°C
28°C25/34°C
29°C25/35°C
31°C26/36°C
32°C28/37°C
32°C26/37°C
31°C27/36°C
30°C26/36°C
28°C22/34°C
30°C24/35°C
31°C25/37°C
31°C26/36°C
26°C23/27°C
28°C23/34°C
30°C24/35°C
29°C25/34°C
29°C24/35°C
29°C24/35°C
31°C27/37°C
31°C26/38°C
32°C27/38°C
29°C24/35°C
28°C23/34°C
27°C23/32°C
30°C23/36°C
30°C25/36°C
31°C25/37°C
27°C25/31°C
--°C/°C
74AQI
68AQI
67AQI
67AQI
2025 Days Vs Air Quality
Dingzhou City Transportation Bureau, Dingzhou, Hebei, China
0.4%
1
67%
145
26%
57
6%
12
0.4%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 0.46%
Health Risk Level:
Extreme
In 2025, 0.46% of 217 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
Dingzhou City Transportation Bureau, Dingzhou, Hebei, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
121AQI
107AQI
112AQI
138AQI
107AQI
80AQI
65AQI
59AQI
62AQI
86AQI
106AQI
84AQI
118AQI
75AQI
85AQI
81AQI
121AQI
140AQI
117AQI
155AQI
141AQI
126AQI
143AQI
155AQI
162AQI
115AQI
83AQI
94AQI
207AQI
127AQI
172AQI
150AQI
171AQI
99AQI
91AQI
63AQI
93AQI
46AQI
63AQI
79AQI
117AQI
141AQI
101AQI
118AQI
124AQI
129AQI
78AQI
79AQI
88AQI
86AQI
95AQI
99AQI
95AQI
66AQI
89AQI
94AQI
114AQI
145AQI
163AQI
191AQI
140AQI
106AQI
104AQI
123AQI
79AQI
134AQI
136AQI
155AQI
163AQI
174AQI
131AQI
155AQI
121AQI
106AQI
71AQI
74AQI
64AQI
75AQI
57AQI
60AQI
67AQI
120AQI
88AQI
102AQI
99AQI
106AQI
99AQI
74AQI
81AQI
86AQI
76AQI
65AQI
91AQI
110AQI
66AQI
112AQI
127AQI
109AQI
126AQI
100AQI
155AQI
83AQI
85AQI
68AQI
74AQI
111AQI
122AQI
97AQI
101AQI
116AQI
111AQI
79AQI
97AQI
67AQI
101AQI
110AQI
91AQI
75AQI
74AQI
84AQI
67AQI
91AQI
57AQI
83AQI
99AQI
79AQI
106AQI
113AQI
72AQI
85AQI
68AQI
81AQI
98AQI
71AQI
78AQI
89AQI
74AQI
87AQI
102AQI
112AQI
111AQI
115AQI
115AQI
90AQI
101AQI
93AQI
99AQI
95AQI
96AQI
96AQI
97AQI
119AQI
90AQI
69AQI
65AQI
74AQI
79AQI
82AQI
88AQI
89AQI
72AQI
84AQI
92AQI
99AQI
88AQI
68AQI
62AQI
67AQI
74AQI
66AQI
66AQI
64AQI
54AQI
62AQI
63AQI
71AQI
70AQI
76AQI
75AQI
74AQI
75AQI
69AQI
70AQI
63AQI
68AQI
59AQI
58AQI
62AQI
65AQI
69AQI
74AQI
79AQI
80AQI
72AQI
73AQI
77AQI
75AQI
70AQI
68AQI
75AQI
69AQI
69AQI
68AQI
66AQI
66AQI
67AQI
69AQI
65AQI
67AQI
56AQI
59AQI
60AQI
66AQI
67AQI
66AQI
64AQI
114AQI
103AQI
108AQI
96AQI
91AQI
76AQI
68AQI
66AQI
No. of days
202593AQI
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
August66AQI
202486AQI
Highest AQI recorded in
November126AQI
Lowest AQI recorded in
January40AQI
202338AQI
Highest AQI recorded in
December38AQI
Lowest AQI recorded in
November33AQI
2020102AQI
Highest AQI recorded in
November136AQI
Lowest AQI recorded in
March76AQI
Most & Least Polluted Years Over the Last 4 Years
Dingzhou City Transportation Bureau's annual 2025 AQI (93) shows an average percentage change of 48.6% (worsened AQI) compared to previous years: 2020 (102), 2023 (38), 2024 (86).