Yulin, Chengdu, 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
Yulin, Chengdu, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 61 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 1st Aug - 2nd Aug 2025
Yulin, Chengdu, Sichuan, China
6 AM1st Aug 2025
8 PM
5 AM2nd Aug 2025
75AQI
47AQI
68AQI
56AQI
In the last 24 hours,
Yulin's AQI reached its highest point of 75 at 8 AM during the Day, while the lowest point, 47, was recorded at 6 PM during the Day between 1st Aug and 2nd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yulin, Chengdu, Sichuan, China
24°C23/27°C
25°C21/30°C
23°C21/25°C
24°C23/26°C
22°C21/25°C
24°C20/28°C
26°C22/30°C
27°C23/32°C
26°C22/29°C
26°C22/31°C
27°C23/32°C
28°C24/32°C
29°C24/34°C
30°C25/35°C
30°C27/34°C
28°C26/32°C
27°C24/31°C
27°C24/32°C
28°C23/33°C
28°C24/33°C
27°C24/32°C
26°C23/30°C
26°C23/30°C
26°C23/30°C
28°C23/33°C
28°C24/33°C
30°C25/35°C
29°C25/35°C
29°C25/34°C
29°C25/34°C
--°C/°C
62AQI
52AQI
60AQI
60AQI
2025 Days Vs Air Quality
Yulin, Chengdu, Sichuan, China
0.9%
2
67%
143
26%
55
6%
12
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 0.94%
Health Risk Level:
Extreme
In 2025, 0.94% of 214 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
Yulin, Chengdu, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
155AQI
153AQI
174AQI
162AQI
155AQI
156AQI
120AQI
110AQI
111AQI
113AQI
82AQI
133AQI
129AQI
123AQI
125AQI
131AQI
149AQI
112AQI
142AQI
140AQI
163AQI
176AQI
202AQI
134AQI
117AQI
105AQI
122AQI
113AQI
173AQI
145AQI
118AQI
100AQI
102AQI
84AQI
97AQI
80AQI
71AQI
74AQI
69AQI
81AQI
91AQI
124AQI
82AQI
95AQI
90AQI
98AQI
109AQI
114AQI
128AQI
101AQI
114AQI
92AQI
81AQI
86AQI
65AQI
64AQI
79AQI
119AQI
122AQI
144AQI
129AQI
105AQI
88AQI
82AQI
66AQI
80AQI
77AQI
98AQI
117AQI
115AQI
125AQI
93AQI
98AQI
67AQI
71AQI
71AQI
74AQI
97AQI
87AQI
99AQI
121AQI
96AQI
98AQI
103AQI
113AQI
152AQI
96AQI
96AQI
75AQI
82AQI
107AQI
81AQI
99AQI
107AQI
73AQI
87AQI
85AQI
96AQI
97AQI
95AQI
102AQI
176AQI
124AQI
129AQI
126AQI
130AQI
104AQI
117AQI
88AQI
97AQI
99AQI
94AQI
105AQI
70AQI
76AQI
72AQI
73AQI
80AQI
63AQI
63AQI
69AQI
84AQI
85AQI
89AQI
65AQI
67AQI
68AQI
70AQI
171AQI
89AQI
100AQI
98AQI
84AQI
102AQI
88AQI
92AQI
118AQI
140AQI
108AQI
118AQI
114AQI
104AQI
94AQI
81AQI
81AQI
90AQI
70AQI
70AQI
78AQI
77AQI
64AQI
67AQI
55AQI
72AQI
72AQI
84AQI
93AQI
86AQI
84AQI
77AQI
77AQI
75AQI
80AQI
81AQI
84AQI
73AQI
72AQI
75AQI
67AQI
68AQI
70AQI
65AQI
69AQI
66AQI
60AQI
60AQI
60AQI
63AQI
62AQI
57AQI
55AQI
54AQI
59AQI
58AQI
60AQI
53AQI
57AQI
54AQI
56AQI
58AQI
56AQI
53AQI
58AQI
61AQI
62AQI
70AQI
73AQI
70AQI
70AQI
62AQI
61AQI
58AQI
63AQI
51AQI
49AQI
54AQI
48AQI
52AQI
57AQI
62AQI
62AQI
64AQI
61AQI
137AQI
93AQI
97AQI
97AQI
91AQI
71AQI
59AQI
61AQI
No. of days
202592AQI
Highest AQI recorded in
January137AQI
Lowest AQI recorded in
July59AQI
202478AQI
Highest AQI recorded in
December122AQI
Lowest AQI recorded in
July49AQI
202396AQI
Highest AQI recorded in
December98AQI
Lowest AQI recorded in
November69AQI
2021118AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
April75AQI
2020100AQI
Highest AQI recorded in
December115AQI
Lowest AQI recorded in
October52AQI
Most & Least Polluted Years Over the Last 5 Years
Yulin's annual 2025 AQI (92) shows an average percentage change of -3.7% (improved AQI) compared to previous years: 2020 (100), 2021 (118), 2023 (96), 2024 (78).