Dazhou, 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
Dazhou, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (29th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 31 of Good air quality, showing improvement over 2024 and 2022 on the same day.
Day & Night AQI Trend: 28th Sep - 29th Sep 2026
Dazhou, Sichuan, China
6 AM28th Sep 2026
6 PM
5 AM29th Sep 2026
31AQI
21AQI
37AQI
19AQI
In the last 24 hours,
Dazhou's AQI reached its highest point of 37 at 4 AM during the Night, while the lowest point, 19, was recorded at 7 PM during the Night between 28th Sep and 29th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Dazhou, Sichuan, China
26°C22/31°C
25°C21/30°C
25°C21/30°C
25°C21/30°C
27°C22/31°C
28°C23/32°C
29°C25/32°C
28°C24/31°C
29°C25/33°C
24°C19/27°C
16°C15/19°C
16°C15/18°C
20°C17/24°C
20°C18/22°C
18°C17/19°C
16°C15/16°C
16°C15/17°C
19°C17/22°C
18°C18/20°C
19°C17/22°C
19°C18/20°C
19°C17/19°C
19°C17/20°C
19°C18/20°C
20°C19/21°C
21°C19/23°C
22°C20/24°C
23°C21/26°C
21°C19/23°C
20°C19/21°C
53AQI
39AQI
58AQI
38AQI
2026 Days Vs Air Quality
Dazhou, Sichuan, China
49%
132
33%
91
13%
35
5%
14
Total number of days with different AQI categories in last 272 days in 2026 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 49%
Health Risk Level:
Significant
In 2026, 49% of 272 days were within WHO’s safe air quality limits, and 51% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Dazhou, Sichuan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
45AQI (US)
68AQI (US)
91AQI (US)
129AQI (US)
137AQI (US)
143AQI (US)
152AQI (US)
162AQI (US)
161AQI (US)
153AQI (US)
170AQI (US)
182AQI (US)
175AQI (US)
175AQI (US)
180AQI (US)
171AQI (US)
180AQI (US)
179AQI (US)
110AQI (US)
50AQI (US)
84AQI (US)
113AQI (US)
143AQI (US)
142AQI (US)
137AQI (US)
144AQI (US)
117AQI (US)
109AQI (US)
100AQI (US)
28AQI (US)
53AQI (US)
90AQI (US)
116AQI (US)
133AQI (US)
146AQI (US)
160AQI (US)
149AQI (US)
117AQI (US)
104AQI (US)
82AQI (US)
107AQI (US)
108AQI (US)
115AQI (US)
153AQI (US)
142AQI (US)
115AQI (US)
61AQI (US)
105AQI (US)
115AQI (US)
127AQI (US)
129AQI (US)
124AQI (US)
132AQI (US)
105AQI (US)
50AQI (US)
65AQI (US)
45AQI (US)
45AQI (US)
24AQI (US)
15AQI (US)
53AQI (US)
36AQI (US)
86AQI (US)
65AQI (US)
77AQI (US)
90AQI (US)
47AQI (US)
47AQI (US)
51AQI (US)
58AQI (US)
84AQI (US)
84AQI (US)
104AQI (US)
13AQI (US)
22AQI (US)
46AQI (US)
54AQI (US)
60AQI (US)
59AQI (US)
46AQI (US)
61AQI (US)
56AQI (US)
21AQI (US)
38AQI (US)
58AQI (US)
58AQI (US)
69AQI (US)
51AQI (US)
15AQI (US)
28AQI (US)
45AQI (US)
51AQI (US)
50AQI (US)
62AQI (US)
91AQI (US)
116AQI (US)
55AQI (US)
32AQI (US)
60AQI (US)
52AQI (US)
33AQI (US)
51AQI (US)
25AQI (US)
26AQI (US)
46AQI (US)
48AQI (US)
63AQI (US)
69AQI (US)
64AQI (US)
76AQI (US)
19AQI (US)
19AQI (US)
35AQI (US)
49AQI (US)
75AQI (US)
109AQI (US)
96AQI (US)
27AQI (US)
36AQI (US)
50AQI (US)
69AQI (US)
29AQI (US)
43AQI (US)
77AQI (US)
78AQI (US)
99AQI (US)
48AQI (US)
57AQI (US)
64AQI (US)
86AQI (US)
117AQI (US)
147AQI (US)
68AQI (US)
75AQI (US)
78AQI (US)
77AQI (US)
76AQI (US)
70AQI (US)
69AQI (US)
81AQI (US)
89AQI (US)
96AQI (US)
81AQI (US)
79AQI (US)
80AQI (US)
50AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
30AQI (US)
47AQI (US)
54AQI (US)
70AQI (US)
87AQI (US)
91AQI (US)
78AQI (US)
35AQI (US)
18AQI (US)
31AQI (US)
48AQI (US)
68AQI (US)
48AQI (US)
48AQI (US)
65AQI (US)
88AQI (US)
83AQI (US)
51AQI (US)
37AQI (US)
38AQI (US)
36AQI (US)
26AQI (US)
15AQI (US)
22AQI (US)
21AQI (US)
29AQI (US)
34AQI (US)
32AQI (US)
40AQI (US)
41AQI (US)
40AQI (US)
56AQI (US)
40AQI (US)
30AQI (US)
34AQI (US)
26AQI (US)
31AQI (US)
53AQI (US)
35AQI (US)
42AQI (US)
35AQI (US)
33AQI (US)
31AQI (US)
50AQI (US)
39AQI (US)
52AQI (US)
50AQI (US)
42AQI (US)
47AQI (US)
45AQI (US)
68AQI (US)
77AQI (US)
62AQI (US)
60AQI (US)
47AQI (US)
44AQI (US)
31AQI (US)
35AQI (US)
36AQI (US)
26AQI (US)
30AQI (US)
31AQI (US)
40AQI (US)
33AQI (US)
21AQI (US)
27AQI (US)
29AQI (US)
37AQI (US)
36AQI (US)
41AQI (US)
59AQI (US)
63AQI (US)
45AQI (US)
34AQI (US)
41AQI (US)
25AQI (US)
38AQI (US)
67AQI (US)
78AQI (US)
46AQI (US)
48AQI (US)
47AQI (US)
40AQI (US)
59AQI (US)
32AQI (US)
50AQI (US)
37AQI (US)
42AQI (US)
50AQI (US)
72AQI (US)
26AQI (US)
45AQI (US)
42AQI (US)
35AQI (US)
47AQI (US)
60AQI (US)
88AQI (US)
99AQI (US)
122AQI (US)
98AQI (US)
88AQI (US)
89AQI (US)
17AQI (US)
20AQI (US)
53AQI (US)
55AQI (US)
39AQI (US)
25AQI (US)
28AQI (US)
35AQI (US)
24AQI (US)
26AQI (US)
42AQI (US)
32AQI (US)
32AQI (US)
34AQI (US)
33AQI (US)
35AQI (US)
44AQI (US)
37AQI (US)
30AQI (US)
31AQI (US)
128AQI (US)
106AQI (US)
53AQI (US)
54AQI (US)
68AQI (US)
47AQI (US)
43AQI (US)
44AQI (US)
48AQI (US)
No. of days
202666AQI (US)
Highest AQI (US) recorded in
January128AQI (US)
Lowest AQI (US) recorded in
July43AQI (US)
202584AQI (US)
Highest AQI (US) recorded in
January152AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202478AQI (US)
Highest AQI (US) recorded in
December134AQI (US)
Lowest AQI (US) recorded in
July37AQI (US)
202382AQI (US)
Highest AQI (US) recorded in
January159AQI (US)
Lowest AQI (US) recorded in
July47AQI (US)
202287AQI (US)
Highest AQI (US) recorded in
December140AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202194AQI (US)
Highest AQI (US) recorded in
January160AQI (US)
Lowest AQI (US) recorded in
August54AQI (US)
202088AQI (US)
Highest AQI (US) recorded in
December138AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Dazhou's annual 2026 AQI (US) (66) shows an average percentage change of -22.5% (improved AQI (US)) compared to previous years: 2020 (88), 2021 (94), 2022 (87), 2023 (82), 2024 (78), 2025 (84).