Kunming, 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
Kunming, Yunnan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 57 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Kunming, Yunnan, China
5 AM3rd Aug 2025
7 PM
4 AM4th Aug 2025
66AQI
38AQI
57AQI
49AQI
In the last 24 hours,
Kunming's AQI reached its highest point of 66 at 10 AM during the Day, while the lowest point, 38, was recorded at 5 PM during the Day between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kunming, Yunnan, China
19°C16/23°C
19°C16/23°C
19°C15/23°C
20°C16/25°C
20°C17/24°C
20°C17/24°C
20°C16/26°C
20°C15/26°C
21°C16/27°C
21°C16/26°C
21°C17/27°C
21°C17/27°C
22°C16/28°C
22°C17/28°C
21°C18/25°C
21°C16/27°C
21°C15/27°C
20°C17/25°C
19°C17/23°C
20°C16/24°C
20°C16/25°C
19°C17/22°C
19°C16/24°C
20°C15/27°C
21°C16/26°C
21°C17/27°C
19°C17/21°C
21°C16/27°C
21°C16/27°C
22°C18/27°C
--°C/°C
45AQI
45AQI
49AQI
49AQI
2025 Days Vs Air Quality
Kunming, Yunnan, China
59%
39
41%
27
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 59%
Health Risk Level:
Considerable
In 2025, 59% of 216 days were within WHO’s safe air quality limits, and 41% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Kunming, Yunnan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI
30AQI
27AQI
29AQI
35AQI
43AQI
58AQI
46AQI
59AQI
57AQI
71AQI
70AQI
64AQI
58AQI
64AQI
70AQI
70AQI
64AQI
64AQI
55AQI
54AQI
50AQI
48AQI
56AQI
60AQI
53AQI
44AQI
43AQI
46AQI
43AQI
46AQI
42AQI
44AQI
41AQI
34AQI
35AQI
37AQI
34AQI
33AQI
36AQI
36AQI
35AQI
38AQI
37AQI
44AQI
47AQI
47AQI
53AQI
54AQI
55AQI
54AQI
46AQI
53AQI
50AQI
44AQI
44AQI
44AQI
44AQI
44AQI
45AQI
48AQI
56AQI
53AQI
53AQI
56AQI
57AQI
33AQI
54AQI
44AQI
57AQI
No. of days
202548AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
May33AQI
Most & Least Polluted Years Over the Last 1 Years
Kunming's annual 2025 AQI (48) shows an average percentage change of NaN% (improved AQI) compared to previous years: .