Yongnian County Experimental High School, Shahe, 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
Yongnian County Experimental High School, Shahe, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (13th August):
On this day, AQI across the 4 years varied significantly: 2026 ranks 3rd highest AQI at 29 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 12th Aug - 13th Aug 2026
Yongnian County Experimental High School, Shahe, Hebei, China
5 AM12th Aug 2026
7 PM
4 AM13th Aug 2026
66AQI
21AQI
42AQI
21AQI
In the last 24 hours,
Yongnian County Experimental High School's AQI reached its highest point of 66 at 5 AM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 12th Aug and 13th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Yongnian County Experimental High School, Shahe, Hebei, China
30°C24/37°C
30°C27/35°C
24°C21/30°C
27°C22/35°C
30°C24/38°C
31°C26/38°C
28°C22/38°C
28°C24/34°C
27°C23/32°C
25°C24/27°C
29°C24/34°C
30°C25/36°C
29°C26/34°C
28°C25/34°C
29°C25/35°C
29°C26/33°C
30°C26/35°C
32°C28/37°C
33°C28/39°C
33°C28/38°C
31°C24/38°C
29°C24/36°C
32°C27/38°C
33°C28/40°C
28°C24/34°C
27°C21/34°C
28°C21/34°C
26°C23/28°C
23°C22/25°C
24°C22/28°C
57AQI
48AQI
63AQI
53AQI
2026 Days Vs Air Quality
Yongnian County Experimental High School, Shahe, Hebei, China
13%
30
48%
107
24%
54
14%
32
0.8%
2
Total number of days with different AQI categories in last 225 days in 2026 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 13%
Health Risk Level:
Extreme
In 2026, 13% of 225 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
Yongnian County Experimental High School, Shahe, Hebei, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
102AQI (US)
157AQI (US)
187AQI (US)
202AQI (US)
208AQI (US)
113AQI (US)
87AQI (US)
123AQI (US)
100AQI (US)
71AQI (US)
62AQI (US)
123AQI (US)
161AQI (US)
161AQI (US)
169AQI (US)
169AQI (US)
138AQI (US)
122AQI (US)
102AQI (US)
77AQI (US)
143AQI (US)
158AQI (US)
170AQI (US)
182AQI (US)
167AQI (US)
168AQI (US)
166AQI (US)
193AQI (US)
123AQI (US)
160AQI (US)
168AQI (US)
168AQI (US)
168AQI (US)
172AQI (US)
168AQI (US)
146AQI (US)
79AQI (US)
103AQI (US)
133AQI (US)
146AQI (US)
120AQI (US)
128AQI (US)
146AQI (US)
159AQI (US)
169AQI (US)
68AQI (US)
62AQI (US)
142AQI (US)
97AQI (US)
80AQI (US)
70AQI (US)
92AQI (US)
106AQI (US)
75AQI (US)
110AQI (US)
77AQI (US)
106AQI (US)
129AQI (US)
123AQI (US)
126AQI (US)
151AQI (US)
162AQI (US)
159AQI (US)
140AQI (US)
116AQI (US)
114AQI (US)
154AQI (US)
122AQI (US)
158AQI (US)
156AQI (US)
166AQI (US)
172AQI (US)
143AQI (US)
73AQI (US)
82AQI (US)
140AQI (US)
87AQI (US)
91AQI (US)
144AQI (US)
146AQI (US)
105AQI (US)
119AQI (US)
151AQI (US)
147AQI (US)
134AQI (US)
154AQI (US)
156AQI (US)
79AQI (US)
90AQI (US)
95AQI (US)
146AQI (US)
140AQI (US)
95AQI (US)
55AQI (US)
68AQI (US)
72AQI (US)
70AQI (US)
109AQI (US)
121AQI (US)
104AQI (US)
102AQI (US)
103AQI (US)
92AQI (US)
108AQI (US)
102AQI (US)
136AQI (US)
134AQI (US)
94AQI (US)
85AQI (US)
75AQI (US)
65AQI (US)
59AQI (US)
87AQI (US)
74AQI (US)
66AQI (US)
92AQI (US)
122AQI (US)
75AQI (US)
58AQI (US)
67AQI (US)
86AQI (US)
42AQI (US)
30AQI (US)
49AQI (US)
85AQI (US)
92AQI (US)
63AQI (US)
54AQI (US)
70AQI (US)
87AQI (US)
98AQI (US)
121AQI (US)
127AQI (US)
124AQI (US)
132AQI (US)
76AQI (US)
65AQI (US)
57AQI (US)
54AQI (US)
64AQI (US)
68AQI (US)
82AQI (US)
72AQI (US)
70AQI (US)
66AQI (US)
48AQI (US)
66AQI (US)
46AQI (US)
44AQI (US)
47AQI (US)
57AQI (US)
68AQI (US)
97AQI (US)
115AQI (US)
48AQI (US)
81AQI (US)
58AQI (US)
25AQI (US)
47AQI (US)
37AQI (US)
61AQI (US)
60AQI (US)
79AQI (US)
59AQI (US)
75AQI (US)
91AQI (US)
73AQI (US)
71AQI (US)
92AQI (US)
58AQI (US)
48AQI (US)
60AQI (US)
36AQI (US)
63AQI (US)
53AQI (US)
80AQI (US)
30AQI (US)
73AQI (US)
53AQI (US)
74AQI (US)
113AQI (US)
92AQI (US)
102AQI (US)
73AQI (US)
44AQI (US)
48AQI (US)
69AQI (US)
53AQI (US)
48AQI (US)
70AQI (US)
51AQI (US)
54AQI (US)
64AQI (US)
57AQI (US)
67AQI (US)
51AQI (US)
73AQI (US)
42AQI (US)
71AQI (US)
68AQI (US)
85AQI (US)
63AQI (US)
68AQI (US)
33AQI (US)
46AQI (US)
62AQI (US)
63AQI (US)
42AQI (US)
64AQI (US)
27AQI (US)
38AQI (US)
58AQI (US)
55AQI (US)
54AQI (US)
44AQI (US)
36AQI (US)
43AQI (US)
87AQI (US)
87AQI (US)
53AQI (US)
39AQI (US)
50AQI (US)
72AQI (US)
43AQI (US)
29AQI (US)
143AQI (US)
119AQI (US)
130AQI (US)
93AQI (US)
72AQI (US)
66AQI (US)
60AQI (US)
53AQI (US)
No. of days
202695AQI (US)
Highest AQI (US) recorded in
January143AQI (US)
Lowest AQI (US) recorded in
August53AQI (US)
2025101AQI (US)
Highest AQI (US) recorded in
December155AQI (US)
Lowest AQI (US) recorded in
August63AQI (US)
202498AQI (US)
Highest AQI (US) recorded in
January137AQI (US)
Lowest AQI (US) recorded in
August66AQI (US)
2023143AQI (US)
Highest AQI (US) recorded in
February154AQI (US)
Lowest AQI (US) recorded in
November131AQI (US)
2022125AQI (US)
Highest AQI (US) recorded in
January177AQI (US)
Lowest AQI (US) recorded in
July87AQI (US)
2021120AQI (US)
Highest AQI (US) recorded in
March179AQI (US)
Lowest AQI (US) recorded in
July64AQI (US)
2020129AQI (US)
Highest AQI (US) recorded in
December158AQI (US)
Lowest AQI (US) recorded in
March107AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Yongnian County Experimental High School's annual 2026 AQI (US) (95) shows an average percentage change of -18.9% (improved AQI (US)) compared to previous years: 2020 (129), 2021 (120), 2022 (125), 2023 (143), 2024 (98), 2025 (101).