Sanhe Transportation Bureau, Sanhe, 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
Sanhe Transportation Bureau, Sanhe, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 1st highest AQI at 63 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Sanhe Transportation Bureau, Sanhe, Hebei, China
4 AM4th Aug 2025
7 PM
3 AM5th Aug 2025
69AQI
59AQI
62AQI
58AQI
In the last 24 hours,
Sanhe Transportation Bureau's AQI reached its highest point of 69 at 8 AM during the Day, while the lowest point, 58, was recorded at 12 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sanhe Transportation Bureau, Sanhe, Hebei, China
29°C25/34°C
28°C23/35°C
28°C23/35°C
29°C23/35°C
29°C25/35°C
30°C24/37°C
30°C25/38°C
30°C23/37°C
30°C24/37°C
25°C19/28°C
26°C20/32°C
28°C21/37°C
30°C23/38°C
28°C23/36°C
23°C22/23°C
27°C21/35°C
29°C22/35°C
28°C23/34°C
27°C23/32°C
26°C23/32°C
29°C24/36°C
28°C24/33°C
27°C23/32°C
25°C22/29°C
26°C20/31°C
25°C21/29°C
27°C22/33°C
27°C22/34°C
28°C23/33°C
27°C24/32°C
--°C/°C
70AQI
60AQI
65AQI
65AQI
2025 Days Vs Air Quality
Sanhe Transportation Bureau, Sanhe, Hebei, China
5%
10
75%
162
17%
37
3%
6
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: 5%
Health Risk Level:
Extreme
In 2025, 5% 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
Sanhe Transportation Bureau, Sanhe, Hebei, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
84AQI
61AQI
76AQI
102AQI
81AQI
53AQI
51AQI
37AQI
41AQI
43AQI
64AQI
55AQI
89AQI
45AQI
62AQI
61AQI
101AQI
132AQI
75AQI
142AQI
85AQI
120AQI
132AQI
156AQI
166AQI
123AQI
73AQI
81AQI
144AQI
105AQI
149AQI
129AQI
97AQI
63AQI
58AQI
52AQI
53AQI
36AQI
44AQI
42AQI
112AQI
138AQI
75AQI
125AQI
105AQI
116AQI
58AQI
65AQI
64AQI
60AQI
57AQI
49AQI
51AQI
43AQI
75AQI
66AQI
93AQI
141AQI
159AQI
204AQI
102AQI
99AQI
97AQI
141AQI
64AQI
139AQI
136AQI
169AQI
167AQI
185AQI
91AQI
143AQI
98AQI
101AQI
64AQI
62AQI
58AQI
62AQI
48AQI
55AQI
61AQI
107AQI
58AQI
75AQI
96AQI
54AQI
69AQI
54AQI
67AQI
91AQI
69AQI
61AQI
87AQI
90AQI
54AQI
98AQI
80AQI
76AQI
81AQI
108AQI
124AQI
100AQI
92AQI
78AQI
81AQI
122AQI
86AQI
80AQI
76AQI
96AQI
120AQI
66AQI
86AQI
55AQI
75AQI
110AQI
63AQI
87AQI
87AQI
72AQI
65AQI
68AQI
56AQI
73AQI
86AQI
66AQI
98AQI
109AQI
68AQI
81AQI
95AQI
110AQI
98AQI
71AQI
76AQI
116AQI
68AQI
90AQI
86AQI
125AQI
98AQI
120AQI
91AQI
81AQI
88AQI
92AQI
87AQI
100AQI
100AQI
110AQI
112AQI
107AQI
69AQI
51AQI
52AQI
70AQI
58AQI
60AQI
68AQI
69AQI
58AQI
70AQI
79AQI
83AQI
83AQI
61AQI
52AQI
66AQI
72AQI
69AQI
59AQI
56AQI
52AQI
65AQI
74AQI
66AQI
71AQI
79AQI
71AQI
82AQI
74AQI
71AQI
72AQI
66AQI
71AQI
68AQI
59AQI
63AQI
66AQI
67AQI
70AQI
74AQI
74AQI
62AQI
63AQI
68AQI
64AQI
57AQI
62AQI
66AQI
59AQI
62AQI
69AQI
66AQI
63AQI
67AQI
67AQI
66AQI
59AQI
52AQI
53AQI
63AQI
68AQI
66AQI
61AQI
63AQI
90AQI
80AQI
97AQI
85AQI
90AQI
68AQI
65AQI
65AQI
No. of days
202582AQI
Highest AQI recorded in
March97AQI
Lowest AQI recorded in
August65AQI
202464AQI
Highest AQI recorded in
October93AQI
Lowest AQI recorded in
February38AQI
202382AQI
Highest AQI recorded in
March114AQI
Lowest AQI recorded in
November22AQI
202283AQI
Highest AQI recorded in
November117AQI
Lowest AQI recorded in
August40AQI
2021128AQI
Highest AQI recorded in
March172AQI
Lowest AQI recorded in
January95AQI
202092AQI
Highest AQI recorded in
July114AQI
Lowest AQI recorded in
September78AQI
Most & Least Polluted Years Over the Last 6 Years
Sanhe Transportation Bureau's annual 2025 AQI (82) shows an average percentage change of -3.9% (improved AQI) compared to previous years: 2020 (92), 2021 (128), 2022 (83), 2023 (82), 2024 (64).