Yanjiang, 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
Yanjiang, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 61 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Yanjiang, Sichuan, China
6 AM3rd Aug 2025
8 PM
5 AM4th Aug 2025
AQI
AQI
70AQI
58AQI
In the last 24 hours,
Yanjiang's AQI reached its highest point of 70 at 9 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yanjiang, Sichuan, China
23°C21/25°C
24°C22/27°C
22°C21/25°C
25°C21/29°C
26°C23/29°C
27°C23/31°C
27°C23/31°C
27°C23/31°C
28°C24/32°C
29°C25/33°C
29°C25/33°C
31°C27/35°C
31°C27/35°C
29°C26/33°C
28°C25/31°C
27°C24/32°C
27°C23/31°C
28°C24/32°C
28°C25/32°C
26°C23/30°C
27°C24/31°C
27°C23/31°C
28°C24/33°C
29°C25/33°C
30°C26/34°C
30°C26/34°C
30°C26/34°C
30°C26/34°C
30°C26/34°C
--°C/°C
--°C/°C
57AQI
49AQI
59AQI
59AQI
2025 Days Vs Air Quality
Yanjiang, Sichuan, China
5%
10
60%
128
28%
59
7%
15
0.9%
2
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 5%
Health Risk Level:
Extreme
In 2025, 5% 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
Yanjiang, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
158AQI
166AQI
172AQI
172AQI
166AQI
163AQI
145AQI
123AQI
131AQI
134AQI
110AQI
120AQI
142AQI
140AQI
154AQI
138AQI
153AQI
136AQI
155AQI
155AQI
168AQI
193AQI
208AQI
155AQI
125AQI
112AQI
132AQI
136AQI
176AQI
160AQI
131AQI
115AQI
111AQI
101AQI
116AQI
95AQI
88AQI
88AQI
81AQI
91AQI
101AQI
123AQI
88AQI
95AQI
90AQI
93AQI
117AQI
114AQI
140AQI
128AQI
123AQI
112AQI
107AQI
95AQI
77AQI
84AQI
99AQI
119AQI
131AQI
138AQI
123AQI
92AQI
87AQI
76AQI
65AQI
75AQI
89AQI
95AQI
123AQI
120AQI
126AQI
93AQI
104AQI
76AQI
78AQI
79AQI
95AQI
94AQI
90AQI
107AQI
125AQI
112AQI
112AQI
104AQI
102AQI
138AQI
92AQI
87AQI
68AQI
74AQI
88AQI
89AQI
90AQI
98AQI
77AQI
88AQI
88AQI
90AQI
89AQI
96AQI
85AQI
244AQI
127AQI
133AQI
126AQI
126AQI
110AQI
107AQI
93AQI
82AQI
83AQI
85AQI
92AQI
70AQI
81AQI
66AQI
69AQI
77AQI
60AQI
63AQI
66AQI
77AQI
89AQI
92AQI
66AQI
77AQI
69AQI
69AQI
112AQI
99AQI
99AQI
105AQI
86AQI
115AQI
115AQI
113AQI
130AQI
138AQI
112AQI
118AQI
112AQI
93AQI
98AQI
84AQI
81AQI
78AQI
82AQI
65AQI
61AQI
91AQI
62AQI
68AQI
53AQI
70AQI
71AQI
76AQI
78AQI
76AQI
65AQI
65AQI
65AQI
68AQI
69AQI
68AQI
70AQI
68AQI
66AQI
67AQI
59AQI
59AQI
63AQI
57AQI
56AQI
51AQI
53AQI
51AQI
51AQI
56AQI
59AQI
56AQI
49AQI
49AQI
55AQI
61AQI
59AQI
50AQI
53AQI
56AQI
52AQI
55AQI
53AQI
50AQI
56AQI
57AQI
59AQI
61AQI
64AQI
66AQI
68AQI
58AQI
57AQI
49AQI
55AQI
45AQI
44AQI
48AQI
44AQI
49AQI
52AQI
58AQI
57AQI
55AQI
60AQI
61AQI
149AQI
104AQI
98AQI
96AQI
92AQI
63AQI
55AQI
61AQI
No. of days
202594AQI
Highest AQI recorded in
January149AQI
Lowest AQI recorded in
July55AQI
202493AQI
Highest AQI recorded in
December137AQI
Lowest AQI recorded in
July52AQI
202394AQI
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
August57AQI
202298AQI
Highest AQI recorded in
January142AQI
Lowest AQI recorded in
August48AQI
202181AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
September36AQI
202076AQI
Highest AQI recorded in
December127AQI
Lowest AQI recorded in
July48AQI
Most & Least Polluted Years Over the Last 6 Years
Yanjiang's annual 2025 AQI (94) shows an average percentage change of 7.02% (worsened AQI) compared to previous years: 2020 (76), 2021 (81), 2022 (98), 2023 (94), 2024 (93).