Neijiang, Neijiang, Sichuan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Neijiang, Neijiang, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (12th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 54 of Moderate air quality, showing improvement over 2024, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Oct - 13th Oct 2025
Neijiang, Neijiang, Sichuan, China
6 AM12th Oct 2025
6 PM
5 AM13th Oct 2025
63AQI
33AQI
46AQI
34AQI
In the last 24 hours,
Neijiang's AQI reached its highest point of 63 at 1 PM during the Day, while the lowest point, 33, was recorded at 6 PM during the Day between 12th Oct and 13th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Neijiang, Neijiang, Sichuan, China
26°C22/31°C
27°C24/32°C
28°C25/33°C
27°C24/31°C
24°C21/26°C
22°C20/23°C
19°C19/20°C
20°C19/22°C
20°C19/21°C
19°C19/19°C
20°C18/22°C
22°C18/28°C
23°C19/28°C
20°C19/21°C
23°C20/28°C
23°C21/26°C
21°C20/23°C
21°C20/24°C
21°C21/23°C
22°C21/25°C
22°C21/24°C
23°C22/26°C
22°C21/23°C
22°C20/24°C
21°C20/23°C
25°C21/29°C
26°C23/31°C
27°C23/32°C
23°C20/24°C
19°C18/20°C
--°C/°C
65AQI
48AQI
72AQI
55AQI
2025 Days Vs Air Quality
Neijiang, Neijiang, Sichuan, China
6%
16
61%
174
25%
72
8%
22
0.3%
1
Total number of days with different AQI categories in last 286 days in 2025 (79 days remaining)
Under WHO’s Safe Air Quality Limits: 6%
Health Risk Level:
Extreme
In 2025, 6% of 286 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
Neijiang, Neijiang, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
167AQI
177AQI
179AQI
177AQI
177AQI
166AQI
153AQI
132AQI
122AQI
113AQI
110AQI
108AQI
146AQI
142AQI
150AQI
154AQI
157AQI
156AQI
156AQI
165AQI
170AQI
195AQI
200AQI
181AQI
106AQI
107AQI
118AQI
137AQI
181AQI
170AQI
152AQI
109AQI
119AQI
103AQI
100AQI
96AQI
73AQI
74AQI
79AQI
89AQI
105AQI
129AQI
91AQI
103AQI
86AQI
98AQI
113AQI
133AQI
128AQI
129AQI
130AQI
126AQI
107AQI
114AQI
86AQI
97AQI
107AQI
127AQI
137AQI
143AQI
125AQI
89AQI
101AQI
67AQI
64AQI
77AQI
86AQI
106AQI
122AQI
126AQI
121AQI
99AQI
99AQI
74AQI
75AQI
64AQI
84AQI
75AQI
91AQI
118AQI
135AQI
133AQI
127AQI
131AQI
125AQI
152AQI
109AQI
84AQI
76AQI
72AQI
81AQI
95AQI
93AQI
105AQI
106AQI
105AQI
98AQI
102AQI
109AQI
123AQI
92AQI
304AQI
146AQI
161AQI
153AQI
139AQI
134AQI
124AQI
113AQI
86AQI
95AQI
85AQI
102AQI
77AQI
86AQI
72AQI
71AQI
93AQI
65AQI
69AQI
75AQI
93AQI
114AQI
102AQI
80AQI
116AQI
77AQI
88AQI
108AQI
113AQI
97AQI
119AQI
111AQI
144AQI
138AQI
133AQI
140AQI
143AQI
115AQI
125AQI
97AQI
96AQI
100AQI
100AQI
90AQI
88AQI
73AQI
63AQI
62AQI
67AQI
66AQI
67AQI
62AQI
73AQI
79AQI
82AQI
94AQI
78AQI
77AQI
70AQI
71AQI
78AQI
78AQI
78AQI
77AQI
71AQI
71AQI
73AQI
65AQI
63AQI
66AQI
62AQI
62AQI
60AQI
59AQI
56AQI
56AQI
59AQI
59AQI
60AQI
53AQI
55AQI
53AQI
64AQI
58AQI
51AQI
55AQI
57AQI
57AQI
56AQI
56AQI
54AQI
56AQI
61AQI
63AQI
63AQI
66AQI
65AQI
67AQI
66AQI
47AQI
58AQI
57AQI
44AQI
45AQI
50AQI
55AQI
52AQI
60AQI
63AQI
68AQI
59AQI
60AQI
61AQI
63AQI
70AQI
79AQI
66AQI
63AQI
74AQI
71AQI
52AQI
52AQI
54AQI
59AQI
63AQI
62AQI
57AQI
57AQI
57AQI
55AQI
54AQI
57AQI
54AQI
51AQI
51AQI
50AQI
52AQI
59AQI
55AQI
46AQI
53AQI
51AQI
61AQI
67AQI
66AQI
76AQI
76AQI
67AQI
71AQI
67AQI
66AQI
70AQI
64AQI
47AQI
49AQI
57AQI
65AQI
67AQI
55AQI
44AQI
41AQI
51AQI
42AQI
40AQI
38AQI
46AQI
68AQI
90AQI
68AQI
71AQI
44AQI
60AQI
49AQI
55AQI
55AQI
75AQI
58AQI
60AQI
71AQI
86AQI
117AQI
143AQI
113AQI
54AQI
152AQI
107AQI
102AQI
109AQI
101AQI
69AQI
57AQI
58AQI
60AQI
78AQI
No. of days
202590AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
July57AQI
2024106AQI
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
July70AQI
2023112AQI
Highest AQI recorded in
January166AQI
Lowest AQI recorded in
July78AQI
2022108AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
July62AQI
2021107AQI
Highest AQI recorded in
January162AQI
Lowest AQI recorded in
August64AQI
202097AQI
Highest AQI recorded in
December141AQI
Lowest AQI recorded in
July70AQI
Most & Least Polluted Years Over the Last 6 Years
Neijiang's annual 2025 AQI (90) shows an average percentage change of -14.8% (improved AQI) compared to previous years: 2020 (97), 2021 (107), 2022 (108), 2023 (112), 2024 (106).