Huayang, 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
Huayang, Chengdu, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (21st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 22nd Aug - 23rd Aug 2025
Huayang, Chengdu, Sichuan, China
6 AM22nd Aug 2025
7 PM
5 AM23rd Aug 2025
AQI
AQI
59AQI
28AQI
In the last 24 hours,
Huayang's AQI reached its highest point of 59 at 10 PM during the Night, while the lowest point, 28, was recorded at 2 PM during the Night between 22nd Aug and 23rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Huayang, Chengdu, Sichuan, China
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
30°C25/35°C
30°C26/35°C
29°C26/35°C
29°C25/35°C
27°C24/32°C
26°C25/30°C
28°C25/32°C
28°C25/33°C
24°C24/25°C
24°C22/27°C
25°C21/30°C
28°C23/33°C
27°C24/32°C
28°C23/33°C
26°C23/30°C
26°C23/30°C
26°C22/30°C
26°C22/31°C
26°C23/30°C
26°C23/31°C
--°C/°C
--°C/°C
57AQI
50AQI
61AQI
58AQI
2025 Days Vs Air Quality
Huayang, Chengdu, Sichuan, China
6%
13
66%
153
23%
54
6%
13
Total number of days with different AQI categories in last 234 days in 2025 (131 days remaining)
Under WHO’s Safe Air Quality Limits: 6%
Health Risk Level:
Extreme
In 2025, 6% of 234 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
Huayang, Chengdu, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
160AQI
158AQI
178AQI
166AQI
156AQI
160AQI
128AQI
116AQI
117AQI
116AQI
92AQI
134AQI
134AQI
134AQI
136AQI
132AQI
151AQI
118AQI
149AQI
145AQI
166AQI
178AQI
198AQI
135AQI
115AQI
104AQI
120AQI
117AQI
172AQI
148AQI
124AQI
105AQI
105AQI
90AQI
100AQI
82AQI
75AQI
73AQI
69AQI
81AQI
92AQI
121AQI
82AQI
94AQI
89AQI
95AQI
108AQI
112AQI
126AQI
101AQI
111AQI
92AQI
83AQI
84AQI
68AQI
70AQI
84AQI
119AQI
122AQI
142AQI
124AQI
98AQI
84AQI
78AQI
62AQI
76AQI
76AQI
94AQI
115AQI
112AQI
121AQI
91AQI
97AQI
66AQI
69AQI
69AQI
74AQI
91AQI
86AQI
100AQI
125AQI
101AQI
100AQI
101AQI
112AQI
153AQI
96AQI
93AQI
73AQI
88AQI
100AQI
82AQI
95AQI
102AQI
72AQI
87AQI
86AQI
95AQI
96AQI
96AQI
94AQI
194AQI
126AQI
127AQI
127AQI
127AQI
104AQI
114AQI
90AQI
94AQI
92AQI
90AQI
99AQI
71AQI
80AQI
74AQI
79AQI
86AQI
66AQI
71AQI
71AQI
84AQI
90AQI
90AQI
67AQI
69AQI
72AQI
70AQI
149AQI
88AQI
96AQI
101AQI
87AQI
104AQI
99AQI
97AQI
123AQI
138AQI
112AQI
119AQI
114AQI
101AQI
98AQI
83AQI
80AQI
91AQI
71AQI
68AQI
74AQI
75AQI
67AQI
67AQI
57AQI
76AQI
74AQI
87AQI
95AQI
87AQI
78AQI
77AQI
81AQI
83AQI
82AQI
79AQI
82AQI
72AQI
71AQI
74AQI
61AQI
63AQI
66AQI
58AQI
55AQI
58AQI
53AQI
55AQI
56AQI
60AQI
61AQI
52AQI
50AQI
48AQI
56AQI
54AQI
59AQI
49AQI
55AQI
51AQI
54AQI
55AQI
53AQI
48AQI
55AQI
59AQI
62AQI
68AQI
71AQI
71AQI
71AQI
60AQI
58AQI
52AQI
58AQI
44AQI
42AQI
46AQI
42AQI
49AQI
54AQI
60AQI
61AQI
61AQI
61AQI
63AQI
67AQI
69AQI
70AQI
64AQI
57AQI
66AQI
50AQI
47AQI
47AQI
56AQI
56AQI
60AQI
61AQI
56AQI
56AQI
49AQI
52AQI
57AQI
55AQI
141AQI
94AQI
96AQI
97AQI
92AQI
69AQI
56AQI
58AQI
No. of days
202589AQI
Highest AQI recorded in
January141AQI
Lowest AQI recorded in
July56AQI
202480AQI
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
July49AQI
2023102AQI
Highest AQI recorded in
December105AQI
Lowest AQI recorded in
November73AQI
202091AQI
Highest AQI recorded in
April108AQI
Lowest AQI recorded in
July77AQI
Most & Least Polluted Years Over the Last 4 Years
Huayang's annual 2025 AQI (89) shows an average percentage change of -1.05% (improved AQI) compared to previous years: 2020 (91), 2023 (102), 2024 (80).