Zhangye, Gansu, 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
Zhangye, Gansu, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 64 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Zhangye, Gansu, China
6 AM2nd Aug 2025
8 PM
5 AM3rd Aug 2025
73AQI
60AQI
66AQI
60AQI
In the last 24 hours,
Zhangye's AQI reached its highest point of 73 at 11 AM during the Day, while the lowest point, 60, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Zhangye, Gansu, China
21°C14/27°C
22°C20/25°C
24°C18/29°C
24°C17/31°C
23°C16/29°C
26°C21/32°C
28°C22/33°C
29°C23/36°C
30°C25/37°C
27°C23/30°C
28°C25/31°C
28°C24/34°C
29°C23/36°C
31°C26/38°C
26°C23/28°C
24°C19/29°C
28°C22/34°C
30°C23/36°C
31°C25/36°C
25°C21/27°C
27°C19/33°C
29°C22/36°C
31°C24/37°C
32°C26/38°C
33°C27/38°C
33°C27/39°C
27°C19/31°C
25°C18/32°C
28°C23/33°C
30°C26/35°C
--°C/°C
61AQI
57AQI
62AQI
62AQI
2025 Days Vs Air Quality
Zhangye, Gansu, China
83%
177
16%
34
0.9%
2
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 215 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
Zhangye, Gansu, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
105AQI
105AQI
122AQI
111AQI
93AQI
114AQI
89AQI
115AQI
91AQI
89AQI
86AQI
96AQI
108AQI
71AQI
98AQI
92AQI
106AQI
98AQI
97AQI
97AQI
117AQI
111AQI
128AQI
120AQI
108AQI
96AQI
88AQI
102AQI
126AQI
114AQI
109AQI
97AQI
74AQI
82AQI
74AQI
71AQI
82AQI
85AQI
90AQI
92AQI
95AQI
93AQI
89AQI
88AQI
61AQI
59AQI
67AQI
63AQI
62AQI
58AQI
64AQI
65AQI
53AQI
57AQI
61AQI
59AQI
59AQI
61AQI
57AQI
64AQI
59AQI
62AQI
62AQI
57AQI
58AQI
67AQI
64AQI
74AQI
67AQI
90AQI
60AQI
74AQI
90AQI
90AQI
89AQI
94AQI
100AQI
75AQI
87AQI
93AQI
108AQI
244AQI
176AQI
197AQI
131AQI
111AQI
97AQI
88AQI
90AQI
83AQI
86AQI
84AQI
107AQI
85AQI
89AQI
101AQI
90AQI
106AQI
81AQI
88AQI
94AQI
99AQI
87AQI
86AQI
84AQI
100AQI
97AQI
91AQI
102AQI
101AQI
122AQI
101AQI
90AQI
78AQI
75AQI
89AQI
76AQI
73AQI
95AQI
100AQI
92AQI
105AQI
83AQI
99AQI
120AQI
109AQI
107AQI
106AQI
88AQI
85AQI
77AQI
84AQI
93AQI
89AQI
82AQI
118AQI
115AQI
93AQI
84AQI
88AQI
88AQI
87AQI
87AQI
83AQI
77AQI
77AQI
72AQI
79AQI
82AQI
87AQI
79AQI
76AQI
72AQI
66AQI
72AQI
70AQI
71AQI
74AQI
69AQI
70AQI
70AQI
71AQI
76AQI
74AQI
75AQI
71AQI
67AQI
69AQI
70AQI
66AQI
66AQI
64AQI
55AQI
57AQI
60AQI
61AQI
59AQI
58AQI
64AQI
62AQI
58AQI
58AQI
57AQI
58AQI
56AQI
53AQI
54AQI
56AQI
57AQI
54AQI
59AQI
60AQI
70AQI
70AQI
72AQI
67AQI
63AQI
62AQI
68AQI
64AQI
55AQI
54AQI
61AQI
67AQI
58AQI
59AQI
61AQI
59AQI
59AQI
65AQI
64AQI
66AQI
63AQI
64AQI
103AQI
72AQI
94AQI
92AQI
91AQI
67AQI
61AQI
64AQI
No. of days
202583AQI
Highest AQI recorded in
January103AQI
Lowest AQI recorded in
July61AQI
202463AQI
Highest AQI recorded in
December93AQI
Lowest AQI recorded in
January25AQI
202317AQI
Highest AQI recorded in
December17AQI
Lowest AQI recorded in
November16AQI
2021113AQI
Highest AQI recorded in
January113AQI
Lowest AQI recorded in
January113AQI
202094AQI
Highest AQI recorded in
April136AQI
Lowest AQI recorded in
August66AQI
Most & Least Polluted Years Over the Last 5 Years
Zhangye's annual 2025 AQI (83) shows an average percentage change of 93.8% (worsened AQI) compared to previous years: 2020 (94), 2021 (113), 2023 (17), 2024 (63).