Nanchong, 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
Nanchong, 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 62 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
Nanchong, Sichuan, China
6 AM3rd Aug 2025
7 PM
5 AM4th Aug 2025
AQI
AQI
76AQI
59AQI
In the last 24 hours,
Nanchong's AQI reached its highest point of 76 at 1 PM 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
Nanchong, Sichuan, China
26°C22/31°C
26°C22/30°C
24°C22/28°C
25°C22/29°C
25°C22/27°C
27°C24/32°C
28°C24/33°C
28°C24/33°C
29°C25/34°C
30°C26/34°C
31°C26/35°C
32°C27/37°C
32°C28/37°C
30°C26/35°C
30°C26/34°C
28°C25/34°C
27°C23/33°C
30°C26/34°C
29°C26/33°C
28°C24/32°C
29°C25/34°C
30°C25/35°C
30°C25/35°C
31°C27/36°C
32°C27/37°C
31°C27/36°C
31°C27/36°C
32°C26/37°C
32°C27/37°C
--°C/°C
--°C/°C
61AQI
58AQI
60AQI
60AQI
2025 Days Vs Air Quality
Nanchong, Sichuan, China
3%
7
63%
135
25%
53
8%
17
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: 3%
Health Risk Level:
Extreme
In 2025, 3% 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
Nanchong, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
169AQI
180AQI
188AQI
159AQI
150AQI
161AQI
146AQI
128AQI
133AQI
120AQI
117AQI
129AQI
141AQI
150AQI
159AQI
132AQI
159AQI
147AQI
163AQI
159AQI
169AQI
178AQI
194AQI
156AQI
104AQI
102AQI
116AQI
132AQI
218AQI
163AQI
151AQI
156AQI
119AQI
107AQI
104AQI
100AQI
85AQI
79AQI
77AQI
95AQI
111AQI
128AQI
94AQI
97AQI
98AQI
95AQI
111AQI
108AQI
111AQI
118AQI
100AQI
98AQI
98AQI
83AQI
98AQI
97AQI
128AQI
126AQI
133AQI
142AQI
101AQI
77AQI
65AQI
63AQI
64AQI
72AQI
90AQI
103AQI
114AQI
99AQI
110AQI
92AQI
86AQI
73AQI
71AQI
79AQI
78AQI
93AQI
97AQI
112AQI
136AQI
129AQI
124AQI
117AQI
111AQI
141AQI
90AQI
85AQI
76AQI
77AQI
88AQI
90AQI
92AQI
95AQI
94AQI
89AQI
96AQI
94AQI
95AQI
98AQI
84AQI
246AQI
153AQI
139AQI
128AQI
118AQI
104AQI
105AQI
109AQI
86AQI
90AQI
90AQI
97AQI
82AQI
92AQI
78AQI
81AQI
80AQI
72AQI
78AQI
78AQI
86AQI
92AQI
75AQI
75AQI
94AQI
90AQI
80AQI
103AQI
88AQI
88AQI
92AQI
88AQI
92AQI
111AQI
109AQI
116AQI
120AQI
109AQI
107AQI
111AQI
92AQI
96AQI
94AQI
87AQI
83AQI
80AQI
73AQI
70AQI
73AQI
67AQI
64AQI
66AQI
76AQI
80AQI
80AQI
83AQI
74AQI
67AQI
68AQI
75AQI
75AQI
78AQI
79AQI
73AQI
72AQI
73AQI
75AQI
66AQI
70AQI
73AQI
56AQI
46AQI
50AQI
54AQI
46AQI
56AQI
59AQI
59AQI
61AQI
50AQI
55AQI
56AQI
52AQI
55AQI
48AQI
60AQI
53AQI
57AQI
55AQI
60AQI
58AQI
62AQI
65AQI
70AQI
71AQI
74AQI
72AQI
66AQI
64AQI
59AQI
59AQI
56AQI
50AQI
51AQI
50AQI
53AQI
58AQI
59AQI
64AQI
66AQI
61AQI
61AQI
62AQI
151AQI
106AQI
96AQI
101AQI
91AQI
67AQI
59AQI
62AQI
No. of days
202595AQI
Highest AQI recorded in
January151AQI
Lowest AQI recorded in
July59AQI
202496AQI
Highest AQI recorded in
December134AQI
Lowest AQI recorded in
July62AQI
202397AQI
Highest AQI recorded in
January154AQI
Lowest AQI recorded in
August67AQI
2022102AQI
Highest AQI recorded in
January140AQI
Lowest AQI recorded in
August39AQI
202198AQI
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
August60AQI
202092AQI
Highest AQI recorded in
December133AQI
Lowest AQI recorded in
July65AQI
Most & Least Polluted Years Over the Last 6 Years
Nanchong's annual 2025 AQI (95) shows an average percentage change of -1.5% (improved AQI) compared to previous years: 2020 (92), 2021 (98), 2022 (102), 2023 (97), 2024 (96).