Zhaotong, 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
Zhaotong, Yunnan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 32 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Oct - 4th Oct 2025
Zhaotong, Yunnan, China
5 AM3rd Oct 2025
6 PM
4 AM4th Oct 2025
AQI
AQI
67AQI
28AQI
In the last 24 hours,
Zhaotong's AQI reached its highest point of 67 at 1 AM during the Night, while the lowest point, 28, was recorded at 7 PM during the Night between 3rd Oct and 4th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Zhaotong, Yunnan, China
21°C15/27°C
20°C16/27°C
17°C15/20°C
19°C15/25°C
17°C16/20°C
17°C13/23°C
18°C15/23°C
19°C16/25°C
17°C15/19°C
17°C13/23°C
18°C13/25°C
19°C13/25°C
18°C13/25°C
18°C15/23°C
18°C14/24°C
16°C14/19°C
17°C14/22°C
18°C15/23°C
15°C14/18°C
13°C12/15°C
15°C11/21°C
13°C10/19°C
12°C10/15°C
17°C12/23°C
18°C14/24°C
16°C13/21°C
15°C13/18°C
17°C13/23°C
18°C13/23°C
--°C/°C
--°C/°C
58AQI
51AQI
60AQI
55AQI
2025 Days Vs Air Quality
Zhaotong, Yunnan, China
7%
19
89%
244
4%
11
0.3%
1
Total number of days with different AQI categories in last 276 days in 2025 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2025, 7% of 276 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
Zhaotong, Yunnan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
105AQI
109AQI
108AQI
115AQI
99AQI
127AQI
81AQI
89AQI
79AQI
80AQI
76AQI
89AQI
90AQI
82AQI
96AQI
95AQI
103AQI
87AQI
99AQI
98AQI
118AQI
111AQI
113AQI
89AQI
80AQI
74AQI
79AQI
99AQI
92AQI
92AQI
79AQI
80AQI
76AQI
73AQI
91AQI
79AQI
75AQI
73AQI
70AQI
76AQI
79AQI
82AQI
79AQI
76AQI
62AQI
60AQI
67AQI
60AQI
60AQI
61AQI
57AQI
57AQI
50AQI
52AQI
52AQI
49AQI
54AQI
44AQI
51AQI
52AQI
60AQI
58AQI
61AQI
54AQI
51AQI
55AQI
58AQI
59AQI
63AQI
63AQI
64AQI
73AQI
88AQI
70AQI
75AQI
65AQI
67AQI
76AQI
84AQI
98AQI
96AQI
90AQI
86AQI
79AQI
77AQI
77AQI
107AQI
81AQI
84AQI
78AQI
82AQI
80AQI
89AQI
89AQI
85AQI
87AQI
84AQI
92AQI
90AQI
90AQI
93AQI
162AQI
98AQI
107AQI
87AQI
90AQI
78AQI
73AQI
71AQI
66AQI
65AQI
65AQI
80AQI
71AQI
77AQI
72AQI
74AQI
72AQI
74AQI
69AQI
73AQI
71AQI
71AQI
72AQI
66AQI
64AQI
61AQI
62AQI
68AQI
68AQI
65AQI
68AQI
83AQI
75AQI
80AQI
71AQI
73AQI
71AQI
70AQI
67AQI
70AQI
71AQI
78AQI
76AQI
64AQI
65AQI
54AQI
56AQI
55AQI
50AQI
48AQI
52AQI
53AQI
57AQI
65AQI
60AQI
68AQI
69AQI
70AQI
73AQI
71AQI
68AQI
71AQI
75AQI
78AQI
71AQI
67AQI
63AQI
58AQI
58AQI
59AQI
57AQI
53AQI
56AQI
51AQI
49AQI
53AQI
56AQI
52AQI
55AQI
51AQI
50AQI
45AQI
50AQI
50AQI
51AQI
52AQI
53AQI
53AQI
54AQI
52AQI
55AQI
55AQI
59AQI
62AQI
60AQI
60AQI
60AQI
63AQI
58AQI
57AQI
55AQI
52AQI
52AQI
51AQI
55AQI
56AQI
58AQI
57AQI
62AQI
60AQI
60AQI
58AQI
60AQI
61AQI
62AQI
60AQI
62AQI
62AQI
56AQI
59AQI
60AQI
56AQI
55AQI
57AQI
59AQI
57AQI
51AQI
52AQI
55AQI
56AQI
56AQI
52AQI
48AQI
48AQI
48AQI
49AQI
49AQI
50AQI
51AQI
53AQI
51AQI
55AQI
56AQI
55AQI
53AQI
53AQI
73AQI
60AQI
61AQI
60AQI
57AQI
61AQI
55AQI
54AQI
58AQI
58AQI
57AQI
52AQI
56AQI
57AQI
58AQI
59AQI
60AQI
56AQI
54AQI
52AQI
65AQI
70AQI
63AQI
67AQI
58AQI
40AQI
21AQI
32AQI
95AQI
66AQI
73AQI
84AQI
67AQI
61AQI
55AQI
55AQI
58AQI
27AQI
No. of days
202568AQI
Highest AQI recorded in
January95AQI
Lowest AQI recorded in
October27AQI
202471AQI
Highest AQI recorded in
January93AQI
Lowest AQI recorded in
July51AQI
202380AQI
Highest AQI recorded in
January109AQI
Lowest AQI recorded in
August55AQI
202274AQI
Highest AQI recorded in
March100AQI
Lowest AQI recorded in
June57AQI
202176AQI
Highest AQI recorded in
December104AQI
Lowest AQI recorded in
July60AQI
202064AQI
Highest AQI recorded in
March90AQI
Lowest AQI recorded in
September51AQI
Most & Least Polluted Years Over the Last 6 Years
Zhaotong's annual 2025 AQI (68) shows an average percentage change of -6.1% (improved AQI) compared to previous years: 2020 (64), 2021 (76), 2022 (74), 2023 (80), 2024 (71).