Simaozhen, Puer, Yunnan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Simaozhen, Puer, Yunnan, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 66 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Simaozhen, Puer, Yunnan, China
6 AM4th Oct 2025
6 PM
5 AM5th Oct 2025
52AQI
36AQI
75AQI
40AQI
In the last 24 hours,
Simaozhen's AQI reached its highest point of 75 at 11 PM during the Night, while the lowest point, 36, was recorded at 12 PM during the Day between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Simaozhen, Puer, Yunnan, China
22°C18/29°C
21°C17/28°C
21°C17/27°C
21°C16/29°C
21°C18/27°C
19°C17/24°C
20°C17/25°C
20°C17/23°C
19°C17/22°C
19°C17/24°C
20°C17/24°C
20°C16/26°C
20°C16/27°C
20°C16/24°C
21°C16/27°C
21°C18/28°C
21°C17/28°C
21°C18/26°C
20°C17/28°C
20°C17/25°C
21°C15/28°C
18°C17/20°C
19°C16/25°C
21°C16/28°C
20°C16/26°C
18°C16/20°C
18°C17/21°C
19°C17/25°C
20°C16/27°C
21°C16/28°C
--°C/°C
50AQI
44AQI
58AQI
53AQI
2025 Days Vs Air Quality
Simaozhen, Puer, Yunnan, China
36%
46
64%
83
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 36%
Health Risk Level:
High
In 2025, 36% of 278 days were within WHO’s safe air quality limits. The risk of health issues is High, with respiratory problems, heart disease, skin issues, and stress being more common, particularly among children and the elderly.
Annual Air Quality Insights
Simaozhen, Puer, Yunnan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
53AQI
52AQI
48AQI
44AQI
50AQI
56AQI
69AQI
65AQI
67AQI
66AQI
62AQI
62AQI
63AQI
64AQI
64AQI
66AQI
63AQI
68AQI
62AQI
57AQI
57AQI
53AQI
53AQI
54AQI
56AQI
51AQI
50AQI
51AQI
51AQI
49AQI
46AQI
47AQI
49AQI
50AQI
48AQI
50AQI
47AQI
46AQI
47AQI
47AQI
46AQI
48AQI
51AQI
51AQI
53AQI
54AQI
52AQI
51AQI
51AQI
51AQI
52AQI
52AQI
51AQI
54AQI
52AQI
52AQI
52AQI
52AQI
54AQI
53AQI
54AQI
55AQI
54AQI
54AQI
52AQI
54AQI
49AQI
48AQI
53AQI
52AQI
51AQI
51AQI
52AQI
50AQI
49AQI
49AQI
48AQI
51AQI
53AQI
50AQI
49AQI
50AQI
52AQI
50AQI
49AQI
45AQI
45AQI
47AQI
49AQI
52AQI
50AQI
48AQI
48AQI
51AQI
50AQI
50AQI
52AQI
54AQI
44AQI
54AQI
55AQI
55AQI
54AQI
55AQI
51AQI
50AQI
50AQI
50AQI
51AQI
49AQI
53AQI
53AQI
51AQI
54AQI
53AQI
55AQI
53AQI
55AQI
52AQI
54AQI
50AQI
46AQI
52AQI
52AQI
54AQI
46AQI
47AQI
51AQI
66AQI
51AQI
57AQI
51AQI
50AQI
52AQI
53AQI
No. of days
202552AQI
Highest AQI recorded in
June57AQI
Lowest AQI recorded in
August50AQI
Most & Least Polluted Years Over the Last 1 Years
Simaozhen's annual 2025 AQI (52) shows an average percentage change of NaN% (improved AQI) compared to previous years: .