Yibin, 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
Yibin, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 63 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Yibin, Sichuan, China
6 AM2nd Aug 2025
8 PM
5 AM3rd Aug 2025
65AQI
57AQI
72AQI
58AQI
In the last 24 hours,
Yibin's AQI reached its highest point of 72 at 11 PM during the Night, while the lowest point, 57, was recorded at 7 PM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yibin, Sichuan, China
28°C23/35°C
22°C20/24°C
25°C21/31°C
23°C22/26°C
24°C22/29°C
25°C22/28°C
25°C22/31°C
27°C22/34°C
27°C22/34°C
28°C22/36°C
29°C24/36°C
30°C24/37°C
31°C26/39°C
31°C26/39°C
30°C26/36°C
28°C24/33°C
26°C23/32°C
27°C22/32°C
26°C23/30°C
27°C22/32°C
27°C22/33°C
27°C23/33°C
26°C23/31°C
28°C22/35°C
29°C23/36°C
30°C25/37°C
30°C26/37°C
30°C24/37°C
30°C24/38°C
31°C25/38°C
--°C/°C
59AQI
59AQI
60AQI
60AQI
2025 Days Vs Air Quality
Yibin, Sichuan, China
0.9%
2
65%
139
25%
54
8%
18
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 0.94%
Health Risk Level:
Extreme
In 2025, 0.94% of 215 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
Yibin, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
155AQI
161AQI
173AQI
193AQI
181AQI
179AQI
169AQI
134AQI
129AQI
131AQI
100AQI
126AQI
135AQI
148AQI
145AQI
152AQI
151AQI
132AQI
136AQI
145AQI
175AQI
169AQI
181AQI
163AQI
93AQI
99AQI
112AQI
117AQI
162AQI
152AQI
159AQI
112AQI
109AQI
90AQI
99AQI
71AQI
78AQI
62AQI
76AQI
82AQI
93AQI
125AQI
92AQI
94AQI
97AQI
93AQI
118AQI
136AQI
142AQI
154AQI
111AQI
128AQI
98AQI
117AQI
67AQI
86AQI
77AQI
118AQI
118AQI
150AQI
125AQI
94AQI
111AQI
65AQI
59AQI
67AQI
69AQI
101AQI
121AQI
136AQI
113AQI
120AQI
106AQI
78AQI
70AQI
64AQI
64AQI
67AQI
77AQI
92AQI
114AQI
113AQI
104AQI
106AQI
111AQI
125AQI
105AQI
88AQI
76AQI
82AQI
74AQI
86AQI
88AQI
97AQI
97AQI
82AQI
83AQI
84AQI
95AQI
111AQI
108AQI
169AQI
134AQI
139AQI
136AQI
118AQI
108AQI
111AQI
94AQI
105AQI
97AQI
83AQI
93AQI
74AQI
83AQI
77AQI
75AQI
81AQI
68AQI
64AQI
72AQI
89AQI
97AQI
106AQI
76AQI
77AQI
73AQI
79AQI
98AQI
85AQI
81AQI
103AQI
94AQI
105AQI
104AQI
98AQI
109AQI
112AQI
91AQI
100AQI
79AQI
83AQI
82AQI
84AQI
84AQI
81AQI
81AQI
66AQI
69AQI
91AQI
65AQI
72AQI
55AQI
71AQI
77AQI
80AQI
85AQI
98AQI
76AQI
83AQI
81AQI
83AQI
79AQI
79AQI
80AQI
72AQI
72AQI
75AQI
65AQI
65AQI
66AQI
58AQI
51AQI
58AQI
55AQI
49AQI
53AQI
58AQI
58AQI
62AQI
52AQI
56AQI
61AQI
61AQI
59AQI
49AQI
56AQI
60AQI
63AQI
60AQI
58AQI
56AQI
58AQI
62AQI
65AQI
66AQI
68AQI
68AQI
70AQI
62AQI
57AQI
59AQI
57AQI
55AQI
51AQI
58AQI
54AQI
55AQI
56AQI
61AQI
62AQI
61AQI
63AQI
147AQI
102AQI
96AQI
97AQI
88AQI
69AQI
59AQI
63AQI
No. of days
202594AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
July59AQI
2024100AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
July60AQI
2023108AQI
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
August69AQI
2022111AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
August69AQI
2021108AQI
Highest AQI recorded in
January153AQI
Lowest AQI recorded in
August66AQI
202093AQI
Highest AQI recorded in
November139AQI
Lowest AQI recorded in
July63AQI
Most & Least Polluted Years Over the Last 6 Years
Yibin's annual 2025 AQI (94) shows an average percentage change of -9.2% (improved AQI) compared to previous years: 2020 (93), 2021 (108), 2022 (111), 2023 (108), 2024 (100).