Kaihua, Yunnan, 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
Kaihua, Yunnan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 57 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Kaihua, Yunnan, China
5 AM3rd Aug 2025
6 PM
4 AM4th Aug 2025
AQI
AQI
58AQI
44AQI
In the last 24 hours,
Kaihua's AQI reached its highest point of 58 at 8 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kaihua, Yunnan, China
20°C16/26°C
20°C15/27°C
20°C15/26°C
21°C16/27°C
21°C17/27°C
20°C17/24°C
20°C16/25°C
20°C15/25°C
20°C14/25°C
20°C16/25°C
20°C15/26°C
20°C17/25°C
21°C16/26°C
22°C16/28°C
22°C17/28°C
21°C15/27°C
20°C16/25°C
20°C19/22°C
21°C18/24°C
21°C19/25°C
21°C17/26°C
20°C16/26°C
20°C15/25°C
20°C15/28°C
22°C15/29°C
22°C16/28°C
20°C16/23°C
20°C15/26°C
21°C15/28°C
--°C/°C
--°C/°C
56AQI
47AQI
51AQI
46AQI
2025 Days Vs Air Quality
Kaihua, Yunnan, China
28%
59
56%
120
15%
33
0.9%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 28%
Health Risk Level:
Very high
In 2025, 28% of 215 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Kaihua, Yunnan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
89AQI
92AQI
114AQI
121AQI
108AQI
141AQI
143AQI
152AQI
131AQI
89AQI
91AQI
90AQI
93AQI
110AQI
127AQI
129AQI
140AQI
152AQI
119AQI
116AQI
142AQI
138AQI
101AQI
90AQI
85AQI
62AQI
72AQI
85AQI
93AQI
82AQI
83AQI
82AQI
88AQI
58AQI
79AQI
104AQI
85AQI
68AQI
67AQI
56AQI
71AQI
72AQI
92AQI
75AQI
62AQI
58AQI
64AQI
49AQI
43AQI
47AQI
45AQI
39AQI
40AQI
37AQI
26AQI
33AQI
29AQI
37AQI
48AQI
45AQI
50AQI
67AQI
70AQI
84AQI
59AQI
66AQI
60AQI
58AQI
56AQI
63AQI
60AQI
69AQI
91AQI
99AQI
68AQI
83AQI
61AQI
78AQI
78AQI
97AQI
125AQI
124AQI
118AQI
120AQI
112AQI
113AQI
138AQI
135AQI
94AQI
83AQI
88AQI
97AQI
110AQI
138AQI
140AQI
93AQI
103AQI
97AQI
105AQI
107AQI
103AQI
100AQI
120AQI
105AQI
95AQI
80AQI
70AQI
66AQI
67AQI
71AQI
62AQI
65AQI
76AQI
81AQI
72AQI
82AQI
90AQI
72AQI
75AQI
71AQI
75AQI
72AQI
62AQI
54AQI
58AQI
64AQI
68AQI
70AQI
72AQI
62AQI
54AQI
56AQI
61AQI
72AQI
53AQI
57AQI
54AQI
49AQI
51AQI
51AQI
57AQI
57AQI
68AQI
63AQI
57AQI
50AQI
46AQI
41AQI
45AQI
38AQI
40AQI
42AQI
41AQI
47AQI
56AQI
49AQI
60AQI
58AQI
52AQI
57AQI
62AQI
63AQI
59AQI
56AQI
62AQI
59AQI
48AQI
48AQI
42AQI
45AQI
45AQI
41AQI
30AQI
34AQI
34AQI
33AQI
34AQI
33AQI
39AQI
32AQI
35AQI
34AQI
34AQI
36AQI
36AQI
37AQI
47AQI
48AQI
49AQI
49AQI
47AQI
48AQI
54AQI
54AQI
57AQI
52AQI
53AQI
48AQI
55AQI
53AQI
56AQI
50AQI
42AQI
38AQI
38AQI
38AQI
36AQI
47AQI
58AQI
61AQI
61AQI
56AQI
55AQI
57AQI
109AQI
59AQI
85AQI
90AQI
57AQI
47AQI
47AQI
56AQI
No. of days
202571AQI
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
June47AQI
202466AQI
Highest AQI recorded in
April120AQI
Lowest AQI recorded in
February8AQI
202377AQI
Highest AQI recorded in
April126AQI
Lowest AQI recorded in
August47AQI
202272AQI
Highest AQI recorded in
April98AQI
Lowest AQI recorded in
June47AQI
202171AQI
Highest AQI recorded in
March121AQI
Lowest AQI recorded in
July45AQI
202064AQI
Highest AQI recorded in
March144AQI
Lowest AQI recorded in
July40AQI
Most & Least Polluted Years Over the Last 6 Years
Kaihua's annual 2025 AQI (71) shows an average percentage change of 1.2% (worsened AQI) compared to previous years: 2020 (64), 2021 (71), 2022 (72), 2023 (77), 2024 (66).