Zhau Zhangfc, Qianzhou, 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
Zhau Zhangfc, Qianzhou, Hunan, China
AQI Trends: Highest and Lowest
Same Day Analysis (5th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 6th Aug - 7th Aug 2025
Zhau Zhangfc, Qianzhou, Hunan, China
5 AM6th Aug 2025
7 PM
4 AM7th Aug 2025
AQI
AQI
66AQI
50AQI
In the last 24 hours,
Zhau Zhangfc's AQI reached its highest point of 66 at 10 AM during the Night, while the lowest point, 50, was recorded at 6 PM during the Night between 6th Aug and 7th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Zhau Zhangfc, Qianzhou, Hunan, China
27°C22/32°C
27°C22/33°C
26°C22/31°C
26°C21/32°C
26°C21/30°C
26°C22/33°C
28°C23/34°C
29°C23/35°C
30°C25/35°C
29°C25/36°C
29°C25/35°C
28°C24/35°C
27°C22/32°C
25°C23/29°C
25°C22/29°C
24°C22/27°C
25°C22/30°C
27°C22/34°C
28°C22/35°C
28°C22/35°C
27°C23/33°C
28°C22/35°C
28°C24/35°C
28°C23/35°C
28°C22/34°C
29°C23/35°C
30°C23/36°C
31°C26/37°C
30°C25/35°C
--°C/°C
--°C/°C
59AQI
59AQI
59AQI
59AQI
2025 Days Vs Air Quality
Zhau Zhangfc, Qianzhou, Hunan, China
8%
17
69%
150
18%
40
5%
10
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 8%
Health Risk Level:
Extreme
In 2025, 8% of 218 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
Zhau Zhangfc, Qianzhou, Hunan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
136AQI
84AQI
127AQI
198AQI
170AQI
167AQI
149AQI
130AQI
120AQI
141AQI
133AQI
133AQI
146AQI
139AQI
138AQI
137AQI
146AQI
153AQI
149AQI
150AQI
164AQI
179AQI
199AQI
157AQI
98AQI
96AQI
100AQI
138AQI
167AQI
158AQI
123AQI
101AQI
101AQI
100AQI
101AQI
118AQI
114AQI
108AQI
92AQI
92AQI
92AQI
109AQI
131AQI
106AQI
106AQI
109AQI
102AQI
86AQI
88AQI
89AQI
97AQI
138AQI
77AQI
126AQI
128AQI
110AQI
100AQI
92AQI
92AQI
82AQI
95AQI
53AQI
71AQI
60AQI
72AQI
78AQI
78AQI
85AQI
85AQI
96AQI
101AQI
105AQI
74AQI
75AQI
76AQI
82AQI
70AQI
74AQI
77AQI
85AQI
104AQI
106AQI
106AQI
93AQI
78AQI
81AQI
76AQI
76AQI
72AQI
74AQI
73AQI
76AQI
75AQI
77AQI
78AQI
90AQI
90AQI
91AQI
89AQI
88AQI
87AQI
89AQI
114AQI
100AQI
99AQI
102AQI
93AQI
90AQI
78AQI
82AQI
76AQI
77AQI
77AQI
75AQI
77AQI
75AQI
74AQI
76AQI
81AQI
72AQI
77AQI
78AQI
84AQI
80AQI
79AQI
87AQI
86AQI
75AQI
79AQI
77AQI
74AQI
76AQI
75AQI
83AQI
79AQI
77AQI
78AQI
78AQI
78AQI
74AQI
72AQI
68AQI
72AQI
80AQI
79AQI
76AQI
76AQI
71AQI
68AQI
66AQI
66AQI
62AQI
65AQI
67AQI
75AQI
72AQI
74AQI
70AQI
69AQI
69AQI
71AQI
71AQI
70AQI
71AQI
67AQI
69AQI
67AQI
65AQI
55AQI
53AQI
52AQI
47AQI
37AQI
38AQI
45AQI
48AQI
49AQI
48AQI
51AQI
49AQI
49AQI
47AQI
42AQI
42AQI
48AQI
52AQI
55AQI
58AQI
60AQI
62AQI
57AQI
61AQI
64AQI
62AQI
61AQI
59AQI
58AQI
60AQI
62AQI
63AQI
62AQI
55AQI
48AQI
48AQI
50AQI
50AQI
54AQI
56AQI
54AQI
55AQI
56AQI
57AQI
62AQI
66AQI
63AQI
65AQI
65AQI
143AQI
104AQI
82AQI
84AQI
76AQI
60AQI
55AQI
64AQI
No. of days
202586AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
July55AQI
202474AQI
Highest AQI recorded in
December133AQI
Lowest AQI recorded in
July47AQI
2023103AQI
Highest AQI recorded in
December105AQI
Lowest AQI recorded in
November81AQI
2021104AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
March64AQI
202068AQI
Highest AQI recorded in
December122AQI
Lowest AQI recorded in
August43AQI
Most & Least Polluted Years Over the Last 5 Years
Zhau Zhangfc's annual 2025 AQI (86) shows an average percentage change of 1.5% (worsened AQI) compared to previous years: 2020 (68), 2021 (104), 2023 (103), 2024 (74).