Donghua, 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
Donghua, Gansu, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 61 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
Donghua, Gansu, China
5 AM2nd Aug 2025
8 PM
4 AM3rd Aug 2025
AQI
AQI
67AQI
59AQI
In the last 24 hours,
Donghua's AQI reached its highest point of 67 at 3 PM during the Night, while the lowest point, 59, was recorded at 1 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Donghua, Gansu, China
19°C17/24°C
20°C14/27°C
19°C17/22°C
22°C14/31°C
22°C15/29°C
23°C15/32°C
23°C17/31°C
23°C17/30°C
24°C17/32°C
26°C17/34°C
27°C18/35°C
29°C20/38°C
29°C23/37°C
27°C19/35°C
26°C20/34°C
23°C19/30°C
21°C16/27°C
23°C16/30°C
23°C16/30°C
24°C18/31°C
24°C17/32°C
24°C18/31°C
24°C18/30°C
25°C18/34°C
25°C18/33°C
26°C20/35°C
27°C19/36°C
28°C21/36°C
28°C22/34°C
--°C/°C
--°C/°C
58AQI
53AQI
59AQI
59AQI
2025 Days Vs Air Quality
Donghua, Gansu, China
4%
9
49%
105
39%
84
6%
12
0.9%
2
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 214 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
Donghua, Gansu, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
119AQI
107AQI
140AQI
134AQI
115AQI
111AQI
113AQI
104AQI
104AQI
108AQI
101AQI
102AQI
109AQI
88AQI
96AQI
107AQI
125AQI
111AQI
110AQI
117AQI
131AQI
159AQI
200AQI
193AQI
121AQI
123AQI
122AQI
142AQI
160AQI
173AQI
167AQI
184AQI
123AQI
109AQI
98AQI
93AQI
89AQI
87AQI
74AQI
98AQI
113AQI
114AQI
103AQI
117AQI
107AQI
107AQI
96AQI
107AQI
121AQI
142AQI
141AQI
154AQI
139AQI
102AQI
128AQI
106AQI
114AQI
103AQI
117AQI
148AQI
103AQI
100AQI
103AQI
111AQI
103AQI
120AQI
124AQI
110AQI
110AQI
201AQI
149AQI
130AQI
90AQI
78AQI
74AQI
71AQI
63AQI
75AQI
78AQI
82AQI
87AQI
97AQI
105AQI
78AQI
178AQI
102AQI
137AQI
96AQI
112AQI
93AQI
113AQI
103AQI
110AQI
128AQI
100AQI
109AQI
91AQI
109AQI
120AQI
96AQI
140AQI
401AQI
135AQI
123AQI
86AQI
150AQI
105AQI
180AQI
143AQI
115AQI
121AQI
144AQI
103AQI
102AQI
88AQI
77AQI
75AQI
60AQI
78AQI
103AQI
103AQI
90AQI
93AQI
89AQI
154AQI
252AQI
141AQI
130AQI
101AQI
94AQI
78AQI
82AQI
71AQI
88AQI
83AQI
84AQI
167AQI
115AQI
111AQI
103AQI
98AQI
112AQI
75AQI
96AQI
73AQI
77AQI
69AQI
71AQI
68AQI
85AQI
65AQI
68AQI
61AQI
60AQI
58AQI
57AQI
64AQI
62AQI
64AQI
65AQI
63AQI
68AQI
72AQI
71AQI
71AQI
81AQI
74AQI
74AQI
71AQI
68AQI
64AQI
61AQI
62AQI
57AQI
62AQI
57AQI
56AQI
54AQI
54AQI
58AQI
49AQI
53AQI
53AQI
45AQI
45AQI
44AQI
46AQI
47AQI
49AQI
52AQI
59AQI
59AQI
63AQI
66AQI
62AQI
62AQI
61AQI
63AQI
62AQI
68AQI
55AQI
51AQI
66AQI
59AQI
54AQI
50AQI
51AQI
50AQI
55AQI
56AQI
55AQI
59AQI
61AQI
126AQI
114AQI
107AQI
120AQI
101AQI
64AQI
55AQI
61AQI
No. of days
202598AQI
Highest AQI recorded in
January126AQI
Lowest AQI recorded in
July55AQI
202494AQI
Highest AQI recorded in
February156AQI
Lowest AQI recorded in
July54AQI
2023109AQI
Highest AQI recorded in
March239AQI
Lowest AQI recorded in
September42AQI
202295AQI
Highest AQI recorded in
January137AQI
Lowest AQI recorded in
August50AQI
202189AQI
Highest AQI recorded in
March135AQI
Lowest AQI recorded in
September55AQI
202089AQI
Highest AQI recorded in
March133AQI
Lowest AQI recorded in
August64AQI
Most & Least Polluted Years Over the Last 6 Years
Donghua's annual 2025 AQI (98) shows an average percentage change of 3.4% (worsened AQI) compared to previous years: 2020 (89), 2021 (89), 2022 (95), 2023 (109), 2024 (94).