Changan, Xichang, 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
Changan, Xichang, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (7th August):
On this day, AQI across the 3 years varied significantly: 2026 ranks 3rd highest AQI at 38 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Changan, Xichang, Sichuan, China
6 AM6th Aug 2026
8 PM
5 AM7th Aug 2026
58AQI
31AQI
51AQI
29AQI
In the last 24 hours,
Changan's AQI reached its highest point of 58 at 6 AM during the Day, while the lowest point, 29, was recorded at 8 PM during the Night between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Changan, Xichang, Sichuan, China
20°C12/29°C
21°C13/30°C
20°C14/27°C
20°C13/29°C
20°C11/29°C
20°C12/30°C
21°C13/30°C
21°C13/30°C
19°C14/26°C
17°C13/22°C
19°C12/27°C
19°C10/29°C
18°C10/29°C
19°C11/29°C
19°C11/29°C
20°C12/28°C
19°C10/28°C
19°C11/28°C
17°C12/22°C
18°C13/25°C
18°C13/26°C
17°C11/26°C
18°C12/26°C
19°C14/25°C
18°C16/21°C
18°C12/25°C
16°C11/23°C
17°C10/27°C
17°C10/27°C
18°C12/25°C
46AQI
31AQI
46AQI
37AQI
2026 Days Vs Air Quality
Changan, Xichang, Sichuan, China
51%
111
43%
95
6%
13
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 51%
Health Risk Level:
Considerable
In 2026, 51% of 219 days were within WHO’s safe air quality limits, and 49% exceeded them. The risk of health issues is Considerable, with potential for conditions in sensitive individuals.
Annual Air Quality Insights
Changan, Xichang, Sichuan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
41AQI (US)
36AQI (US)
27AQI (US)
18AQI (US)
29AQI (US)
33AQI (US)
33AQI (US)
33AQI (US)
41AQI (US)
40AQI (US)
37AQI (US)
47AQI (US)
90AQI (US)
93AQI (US)
86AQI (US)
79AQI (US)
91AQI (US)
119AQI (US)
111AQI (US)
97AQI (US)
92AQI (US)
102AQI (US)
122AQI (US)
109AQI (US)
103AQI (US)
99AQI (US)
101AQI (US)
104AQI (US)
92AQI (US)
58AQI (US)
68AQI (US)
76AQI (US)
91AQI (US)
117AQI (US)
109AQI (US)
78AQI (US)
57AQI (US)
63AQI (US)
61AQI (US)
51AQI (US)
49AQI (US)
54AQI (US)
59AQI (US)
53AQI (US)
56AQI (US)
66AQI (US)
66AQI (US)
100AQI (US)
90AQI (US)
79AQI (US)
67AQI (US)
69AQI (US)
72AQI (US)
69AQI (US)
73AQI (US)
73AQI (US)
88AQI (US)
74AQI (US)
67AQI (US)
71AQI (US)
75AQI (US)
77AQI (US)
44AQI (US)
79AQI (US)
102AQI (US)
103AQI (US)
104AQI (US)
52AQI (US)
43AQI (US)
71AQI (US)
77AQI (US)
50AQI (US)
39AQI (US)
29AQI (US)
48AQI (US)
52AQI (US)
40AQI (US)
49AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
39AQI (US)
32AQI (US)
46AQI (US)
44AQI (US)
51AQI (US)
66AQI (US)
38AQI (US)
33AQI (US)
49AQI (US)
49AQI (US)
52AQI (US)
38AQI (US)
50AQI (US)
60AQI (US)
55AQI (US)
46AQI (US)
38AQI (US)
30AQI (US)
37AQI (US)
38AQI (US)
41AQI (US)
61AQI (US)
69AQI (US)
90AQI (US)
79AQI (US)
54AQI (US)
62AQI (US)
70AQI (US)
57AQI (US)
66AQI (US)
63AQI (US)
45AQI (US)
52AQI (US)
63AQI (US)
72AQI (US)
60AQI (US)
47AQI (US)
29AQI (US)
51AQI (US)
44AQI (US)
33AQI (US)
26AQI (US)
24AQI (US)
49AQI (US)
44AQI (US)
39AQI (US)
50AQI (US)
58AQI (US)
39AQI (US)
46AQI (US)
54AQI (US)
36AQI (US)
44AQI (US)
40AQI (US)
73AQI (US)
78AQI (US)
74AQI (US)
76AQI (US)
90AQI (US)
93AQI (US)
88AQI (US)
70AQI (US)
67AQI (US)
71AQI (US)
53AQI (US)
45AQI (US)
51AQI (US)
66AQI (US)
31AQI (US)
35AQI (US)
22AQI (US)
26AQI (US)
19AQI (US)
28AQI (US)
47AQI (US)
67AQI (US)
49AQI (US)
30AQI (US)
22AQI (US)
26AQI (US)
40AQI (US)
79AQI (US)
57AQI (US)
40AQI (US)
61AQI (US)
32AQI (US)
33AQI (US)
39AQI (US)
32AQI (US)
36AQI (US)
25AQI (US)
20AQI (US)
23AQI (US)
25AQI (US)
33AQI (US)
29AQI (US)
46AQI (US)
45AQI (US)
25AQI (US)
36AQI (US)
57AQI (US)
52AQI (US)
30AQI (US)
32AQI (US)
32AQI (US)
51AQI (US)
28AQI (US)
44AQI (US)
57AQI (US)
47AQI (US)
29AQI (US)
35AQI (US)
24AQI (US)
43AQI (US)
52AQI (US)
38AQI (US)
23AQI (US)
32AQI (US)
40AQI (US)
59AQI (US)
68AQI (US)
32AQI (US)
56AQI (US)
39AQI (US)
58AQI (US)
51AQI (US)
31AQI (US)
31AQI (US)
40AQI (US)
45AQI (US)
44AQI (US)
34AQI (US)
40AQI (US)
36AQI (US)
41AQI (US)
41AQI (US)
45AQI (US)
38AQI (US)
72AQI (US)
72AQI (US)
57AQI (US)
54AQI (US)
54AQI (US)
36AQI (US)
42AQI (US)
39AQI (US)
No. of days
202655AQI (US)
Highest AQI (US) recorded in
January72AQI (US)
Lowest AQI (US) recorded in
June36AQI (US)
202566AQI (US)
Highest AQI (US) recorded in
January100AQI (US)
Lowest AQI (US) recorded in
November39AQI (US)
202452AQI (US)
Highest AQI (US) recorded in
December91AQI (US)
Lowest AQI (US) recorded in
April4AQI (US)
20236AQI (US)
Highest AQI (US) recorded in
November8AQI (US)
Lowest AQI (US) recorded in
December6AQI (US)
202283AQI (US)
Highest AQI (US) recorded in
January125AQI (US)
Lowest AQI (US) recorded in
May38AQI (US)
202173AQI (US)
Highest AQI (US) recorded in
January108AQI (US)
Lowest AQI (US) recorded in
July52AQI (US)
202071AQI (US)
Highest AQI (US) recorded in
December131AQI (US)
Lowest AQI (US) recorded in
September53AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Changan's annual 2026 AQI (US) (55) shows an average percentage change of 120.8% (worsened AQI (US)) compared to previous years: 2020 (71), 2021 (73), 2022 (83), 2023 (6), 2024 (52), 2025 (66).