Meishan, Sichuan, 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
Meishan, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 55 of Moderate air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Aug - 21st Aug 2025
Meishan, Sichuan, China
6 AM20th Aug 2025
7 PM
5 AM21st Aug 2025
AQI
AQI
64AQI
55AQI
In the last 24 hours,
Meishan's AQI reached its highest point of 64 at 9 AM during the Night, while the lowest point, 55, was recorded at 5 PM during the Night between 20th Aug and 21st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Meishan, Sichuan, China
27°C22/31°C
26°C22/30°C
25°C21/28°C
25°C22/28°C
25°C22/29°C
26°C21/30°C
27°C22/31°C
29°C25/33°C
28°C23/32°C
27°C22/31°C
28°C23/32°C
28°C25/33°C
28°C24/32°C
27°C25/30°C
28°C24/32°C
26°C24/29°C
26°C23/28°C
27°C23/30°C
27°C25/31°C
23°C22/23°C
23°C21/26°C
24°C19/28°C
26°C21/30°C
26°C22/30°C
26°C21/30°C
25°C22/28°C
25°C21/29°C
25°C21/28°C
25°C21/28°C
--°C/°C
--°C/°C
53AQI
53AQI
58AQI
58AQI
2025 Days Vs Air Quality
Meishan, Sichuan, China
11%
25
55%
127
29%
66
6%
13
Total number of days with different AQI categories in last 232 days in 2025 (133 days remaining)
Under WHO’s Safe Air Quality Limits: 11%
Health Risk Level:
Extreme
In 2025, 11% of 232 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
Meishan, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
161AQI
168AQI
172AQI
183AQI
166AQI
170AQI
144AQI
127AQI
129AQI
129AQI
105AQI
144AQI
140AQI
135AQI
146AQI
144AQI
159AQI
120AQI
149AQI
145AQI
172AQI
191AQI
193AQI
150AQI
118AQI
108AQI
132AQI
126AQI
181AQI
159AQI
131AQI
106AQI
106AQI
90AQI
106AQI
84AQI
86AQI
76AQI
68AQI
86AQI
99AQI
127AQI
84AQI
100AQI
98AQI
99AQI
118AQI
116AQI
134AQI
109AQI
116AQI
106AQI
76AQI
93AQI
75AQI
71AQI
85AQI
125AQI
125AQI
150AQI
140AQI
103AQI
95AQI
78AQI
63AQI
80AQI
82AQI
104AQI
122AQI
125AQI
125AQI
116AQI
115AQI
74AQI
76AQI
74AQI
82AQI
90AQI
91AQI
101AQI
132AQI
104AQI
104AQI
102AQI
118AQI
141AQI
99AQI
94AQI
80AQI
89AQI
105AQI
87AQI
101AQI
109AQI
74AQI
90AQI
89AQI
96AQI
95AQI
105AQI
98AQI
157AQI
117AQI
129AQI
127AQI
123AQI
101AQI
110AQI
88AQI
97AQI
95AQI
91AQI
100AQI
72AQI
82AQI
74AQI
77AQI
85AQI
61AQI
65AQI
70AQI
82AQI
85AQI
94AQI
63AQI
71AQI
71AQI
68AQI
116AQI
96AQI
107AQI
104AQI
91AQI
111AQI
89AQI
92AQI
119AQI
131AQI
107AQI
112AQI
105AQI
98AQI
88AQI
80AQI
80AQI
86AQI
67AQI
63AQI
69AQI
75AQI
60AQI
61AQI
49AQI
66AQI
69AQI
82AQI
88AQI
93AQI
78AQI
80AQI
78AQI
76AQI
76AQI
77AQI
82AQI
65AQI
67AQI
72AQI
55AQI
54AQI
63AQI
53AQI
37AQI
51AQI
41AQI
44AQI
49AQI
59AQI
60AQI
47AQI
46AQI
47AQI
49AQI
48AQI
54AQI
40AQI
49AQI
46AQI
53AQI
54AQI
50AQI
47AQI
54AQI
57AQI
58AQI
65AQI
69AQI
69AQI
70AQI
56AQI
55AQI
50AQI
54AQI
44AQI
40AQI
41AQI
36AQI
44AQI
50AQI
58AQI
60AQI
60AQI
61AQI
61AQI
63AQI
68AQI
71AQI
64AQI
56AQI
63AQI
46AQI
41AQI
46AQI
54AQI
57AQI
60AQI
61AQI
58AQI
57AQI
51AQI
55AQI
148AQI
99AQI
102AQI
97AQI
89AQI
64AQI
52AQI
58AQI
No. of days
202590AQI
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
July52AQI
202482AQI
Highest AQI recorded in
December131AQI
Lowest AQI recorded in
July49AQI
202394AQI
Highest AQI recorded in
January153AQI
Lowest AQI recorded in
July58AQI
2022100AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
August60AQI
202190AQI
Highest AQI recorded in
December141AQI
Lowest AQI recorded in
September56AQI
202081AQI
Highest AQI recorded in
December119AQI
Lowest AQI recorded in
July57AQI
Most & Least Polluted Years Over the Last 6 Years
Meishan's annual 2025 AQI (90) shows an average percentage change of 1.1% (worsened AQI) compared to previous years: 2020 (81), 2021 (90), 2022 (100), 2023 (94), 2024 (82).