No4 Middle School, Zhuzhou, Hunan, 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
No4 Middle School, Zhuzhou, Hunan, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 62 of Moderate air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
No4 Middle School, Zhuzhou, Hunan, China
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
66AQI
57AQI
70AQI
60AQI
In the last 24 hours,
No4 Middle School's AQI reached its highest point of 70 at 10 PM during the Night, while the lowest point, 57, was recorded at 10 AM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
No4 Middle School, Zhuzhou, Hunan, China
32°C27/39°C
31°C25/39°C
31°C25/39°C
32°C27/39°C
30°C26/36°C
30°C26/36°C
30°C25/36°C
28°C25/33°C
28°C25/33°C
29°C25/36°C
31°C26/37°C
32°C27/38°C
31°C27/36°C
32°C27/38°C
30°C26/37°C
28°C26/31°C
29°C25/33°C
27°C25/30°C
27°C25/31°C
29°C25/36°C
30°C26/37°C
30°C25/37°C
29°C26/32°C
29°C26/35°C
28°C25/34°C
28°C24/35°C
29°C24/36°C
29°C25/35°C
31°C25/37°C
31°C27/38°C
--°C/°C
58AQI
58AQI
59AQI
59AQI
2025 Days Vs Air Quality
No4 Middle School, Zhuzhou, Hunan, China
11%
23
45%
97
33%
71
10%
21
0.9%
2
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 216 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
No4 Middle School, Zhuzhou, Hunan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
170AQI
172AQI
194AQI
204AQI
159AQI
159AQI
159AQI
147AQI
127AQI
122AQI
129AQI
137AQI
137AQI
140AQI
129AQI
123AQI
133AQI
146AQI
162AQI
164AQI
160AQI
160AQI
234AQI
193AQI
111AQI
106AQI
111AQI
151AQI
193AQI
152AQI
122AQI
116AQI
108AQI
123AQI
109AQI
144AQI
130AQI
118AQI
81AQI
95AQI
100AQI
128AQI
138AQI
153AQI
158AQI
157AQI
143AQI
126AQI
106AQI
112AQI
99AQI
152AQI
80AQI
124AQI
123AQI
154AQI
142AQI
137AQI
119AQI
92AQI
88AQI
47AQI
82AQI
83AQI
105AQI
81AQI
104AQI
115AQI
100AQI
99AQI
120AQI
133AQI
82AQI
90AQI
83AQI
85AQI
85AQI
83AQI
93AQI
101AQI
102AQI
140AQI
115AQI
143AQI
140AQI
142AQI
91AQI
102AQI
72AQI
98AQI
98AQI
105AQI
105AQI
136AQI
133AQI
132AQI
134AQI
138AQI
139AQI
132AQI
115AQI
517AQI
157AQI
175AQI
123AQI
126AQI
118AQI
122AQI
82AQI
104AQI
71AQI
87AQI
108AQI
73AQI
75AQI
74AQI
84AQI
100AQI
109AQI
100AQI
101AQI
89AQI
102AQI
108AQI
88AQI
101AQI
101AQI
80AQI
73AQI
78AQI
82AQI
84AQI
85AQI
96AQI
110AQI
80AQI
77AQI
81AQI
70AQI
61AQI
60AQI
58AQI
64AQI
90AQI
103AQI
94AQI
118AQI
71AQI
71AQI
62AQI
58AQI
53AQI
60AQI
75AQI
80AQI
82AQI
82AQI
69AQI
74AQI
71AQI
79AQI
59AQI
56AQI
65AQI
51AQI
50AQI
52AQI
45AQI
42AQI
44AQI
47AQI
49AQI
41AQI
40AQI
46AQI
53AQI
60AQI
48AQI
46AQI
46AQI
47AQI
42AQI
35AQI
52AQI
56AQI
66AQI
66AQI
71AQI
74AQI
65AQI
58AQI
61AQI
61AQI
60AQI
60AQI
60AQI
59AQI
60AQI
65AQI
63AQI
47AQI
44AQI
43AQI
38AQI
47AQI
50AQI
54AQI
51AQI
54AQI
54AQI
48AQI
58AQI
64AQI
70AQI
62AQI
152AQI
124AQI
100AQI
126AQI
84AQI
57AQI
56AQI
65AQI
No. of days
202599AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
July56AQI
2024100AQI
Highest AQI recorded in
December147AQI
Lowest AQI recorded in
July49AQI
202398AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
July53AQI
2022102AQI
Highest AQI recorded in
January144AQI
Lowest AQI recorded in
July52AQI
202198AQI
Highest AQI recorded in
December153AQI
Lowest AQI recorded in
July56AQI
202091AQI
Highest AQI recorded in
December157AQI
Lowest AQI recorded in
June61AQI
Most & Least Polluted Years Over the Last 6 Years
No4 Middle School's annual 2025 AQI (99) shows an average percentage change of 1.3% (worsened AQI) compared to previous years: 2020 (91), 2021 (98), 2022 (102), 2023 (98), 2024 (100).