Xashan Scenic Area, Nanchong, Sichuan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Xashan Scenic Area, Nanchong, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (19th September ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 45 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 20th Sep - 21st Sep 2025
Xashan Scenic Area, Nanchong, Sichuan, China
6 AM20th Sep 2025
7 PM
5 AM21st Sep 2025
AQI
AQI
55AQI
28AQI
In the last 24 hours,
Xashan Scenic Area's AQI reached its highest point of 55 at 8 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 20th Sep and 21st Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Xashan Scenic Area, Nanchong, Sichuan, China
28°C24/32°C
27°C24/31°C
26°C24/29°C
28°C23/33°C
30°C26/35°C
30°C26/35°C
27°C21/34°C
23°C20/28°C
23°C21/27°C
24°C21/27°C
26°C21/31°C
27°C24/31°C
26°C23/29°C
27°C23/30°C
23°C19/25°C
21°C20/21°C
24°C20/28°C
23°C22/26°C
25°C23/29°C
26°C24/30°C
25°C24/29°C
24°C23/26°C
27°C22/31°C
28°C24/33°C
29°C25/33°C
28°C25/33°C
23°C22/25°C
22°C20/26°C
21°C19/25°C
--°C/°C
--°C/°C
57AQI
51AQI
61AQI
58AQI
2025 Days Vs Air Quality
Xashan Scenic Area, Nanchong, Sichuan, China
4%
11
69%
181
21%
54
5%
14
0.3%
1
0.3%
1
Total number of days with different AQI categories in last 263 days in 2025 (102 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 263 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
Xashan Scenic Area, Nanchong, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
163AQI
170AQI
185AQI
158AQI
156AQI
161AQI
137AQI
125AQI
128AQI
117AQI
111AQI
127AQI
141AQI
146AQI
156AQI
130AQI
156AQI
140AQI
161AQI
158AQI
169AQI
178AQI
193AQI
146AQI
105AQI
101AQI
116AQI
130AQI
203AQI
159AQI
149AQI
148AQI
117AQI
107AQI
105AQI
97AQI
86AQI
78AQI
75AQI
93AQI
107AQI
126AQI
93AQI
95AQI
93AQI
95AQI
107AQI
101AQI
106AQI
112AQI
101AQI
93AQI
98AQI
84AQI
93AQI
94AQI
120AQI
124AQI
128AQI
140AQI
100AQI
80AQI
67AQI
64AQI
64AQI
72AQI
88AQI
94AQI
112AQI
96AQI
109AQI
90AQI
85AQI
73AQI
71AQI
79AQI
76AQI
91AQI
96AQI
106AQI
134AQI
122AQI
120AQI
111AQI
103AQI
134AQI
85AQI
85AQI
73AQI
77AQI
87AQI
91AQI
88AQI
91AQI
90AQI
86AQI
93AQI
91AQI
91AQI
90AQI
82AQI
311AQI
150AQI
142AQI
129AQI
117AQI
99AQI
101AQI
108AQI
84AQI
87AQI
90AQI
94AQI
80AQI
88AQI
76AQI
77AQI
75AQI
69AQI
74AQI
76AQI
81AQI
88AQI
75AQI
72AQI
90AQI
85AQI
76AQI
103AQI
85AQI
86AQI
91AQI
83AQI
90AQI
105AQI
103AQI
109AQI
117AQI
104AQI
103AQI
109AQI
86AQI
89AQI
88AQI
82AQI
78AQI
76AQI
71AQI
66AQI
72AQI
65AQI
62AQI
63AQI
73AQI
73AQI
77AQI
81AQI
71AQI
67AQI
63AQI
72AQI
73AQI
75AQI
77AQI
71AQI
69AQI
71AQI
74AQI
67AQI
70AQI
74AQI
59AQI
51AQI
52AQI
53AQI
49AQI
56AQI
59AQI
61AQI
60AQI
51AQI
55AQI
55AQI
53AQI
55AQI
48AQI
56AQI
52AQI
56AQI
56AQI
60AQI
56AQI
61AQI
65AQI
71AQI
72AQI
74AQI
71AQI
64AQI
62AQI
58AQI
59AQI
56AQI
49AQI
52AQI
50AQI
52AQI
58AQI
59AQI
63AQI
65AQI
61AQI
61AQI
64AQI
68AQI
69AQI
76AQI
64AQI
60AQI
65AQI
61AQI
53AQI
49AQI
57AQI
60AQI
60AQI
60AQI
49AQI
54AQI
53AQI
52AQI
51AQI
56AQI
55AQI
52AQI
52AQI
51AQI
54AQI
54AQI
48AQI
48AQI
51AQI
56AQI
60AQI
68AQI
60AQI
71AQI
69AQI
60AQI
63AQI
61AQI
62AQI
64AQI
59AQI
48AQI
55AQI
59AQI
65AQI
62AQI
57AQI
50AQI
45AQI
148AQI
103AQI
93AQI
101AQI
87AQI
66AQI
59AQI
57AQI
60AQI
No. of days
202587AQI
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
August57AQI
202491AQI
Highest AQI recorded in
December133AQI
Lowest AQI recorded in
July58AQI
202379AQI
Highest AQI recorded in
December130AQI
Lowest AQI recorded in
September60AQI
2022117AQI
Highest AQI recorded in
January151AQI
Lowest AQI recorded in
May55AQI
202193AQI
Highest AQI recorded in
January151AQI
Lowest AQI recorded in
August48AQI
202091AQI
Highest AQI recorded in
December130AQI
Lowest AQI recorded in
July70AQI
Most & Least Polluted Years Over the Last 6 Years
Xashan Scenic Area's annual 2025 AQI (87) shows an average percentage change of -6.5% (improved AQI) compared to previous years: 2020 (91), 2021 (93), 2022 (117), 2023 (79), 2024 (91).