Second Road Chongqing, Yongan, Chongqing, 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
Second Road Chongqing, Yongan, Chongqing, China
AQI Trends: Highest and Lowest
Same Day Analysis (22nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 46 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: 23rd Aug - 24th Aug 2025
Second Road Chongqing, Yongan, Chongqing, China
6 AM23rd Aug 2025
7 PM
5 AM24th Aug 2025
AQI
AQI
53AQI
31AQI
In the last 24 hours,
Second Road Chongqing's AQI reached its highest point of 53 at 11 PM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 23rd Aug and 24th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Second Road Chongqing, Yongan, Chongqing, China
27°C19/37°C
28°C20/38°C
28°C18/38°C
28°C20/39°C
30°C21/39°C
31°C25/39°C
30°C22/38°C
30°C23/40°C
29°C21/40°C
31°C20/40°C
30°C22/40°C
28°C21/40°C
26°C21/33°C
27°C20/36°C
28°C20/37°C
28°C21/34°C
26°C19/33°C
21°C17/26°C
24°C16/33°C
24°C14/33°C
26°C20/34°C
25°C19/34°C
24°C18/32°C
26°C18/36°C
27°C19/36°C
28°C21/36°C
27°C19/36°C
27°C19/36°C
27°C20/36°C
--°C/°C
--°C/°C
53AQI
39AQI
54AQI
51AQI
2025 Days Vs Air Quality
Second Road Chongqing, Yongan, Chongqing, China
20%
46
57%
134
19%
44
4%
10
Total number of days with different AQI categories in last 235 days in 2025 (130 days remaining)
Under WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 235 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Second Road Chongqing, Yongan, Chongqing, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
158AQI
159AQI
160AQI
168AQI
121AQI
135AQI
123AQI
120AQI
125AQI
129AQI
124AQI
128AQI
123AQI
116AQI
104AQI
113AQI
118AQI
131AQI
142AQI
152AQI
154AQI
165AQI
173AQI
153AQI
94AQI
94AQI
90AQI
102AQI
132AQI
124AQI
138AQI
96AQI
93AQI
82AQI
91AQI
84AQI
85AQI
75AQI
83AQI
82AQI
86AQI
112AQI
92AQI
99AQI
94AQI
97AQI
88AQI
87AQI
87AQI
95AQI
132AQI
131AQI
115AQI
110AQI
134AQI
111AQI
116AQI
100AQI
123AQI
115AQI
128AQI
73AQI
78AQI
62AQI
68AQI
72AQI
86AQI
98AQI
92AQI
92AQI
98AQI
84AQI
84AQI
58AQI
62AQI
66AQI
67AQI
73AQI
73AQI
75AQI
92AQI
111AQI
102AQI
80AQI
87AQI
109AQI
72AQI
82AQI
70AQI
73AQI
74AQI
83AQI
83AQI
91AQI
88AQI
93AQI
92AQI
83AQI
85AQI
71AQI
72AQI
190AQI
147AQI
143AQI
119AQI
111AQI
109AQI
99AQI
99AQI
88AQI
88AQI
91AQI
93AQI
82AQI
80AQI
87AQI
83AQI
82AQI
79AQI
73AQI
87AQI
91AQI
88AQI
78AQI
75AQI
136AQI
117AQI
93AQI
98AQI
88AQI
83AQI
90AQI
92AQI
89AQI
99AQI
93AQI
118AQI
97AQI
117AQI
105AQI
104AQI
79AQI
88AQI
95AQI
99AQI
87AQI
87AQI
79AQI
78AQI
76AQI
64AQI
58AQI
57AQI
63AQI
77AQI
68AQI
73AQI
63AQI
59AQI
61AQI
66AQI
65AQI
68AQI
70AQI
64AQI
63AQI
66AQI
66AQI
61AQI
52AQI
55AQI
48AQI
41AQI
44AQI
48AQI
50AQI
44AQI
46AQI
48AQI
46AQI
49AQI
43AQI
41AQI
43AQI
43AQI
39AQI
49AQI
43AQI
48AQI
49AQI
50AQI
55AQI
59AQI
60AQI
62AQI
61AQI
61AQI
57AQI
51AQI
50AQI
51AQI
46AQI
42AQI
38AQI
36AQI
38AQI
39AQI
42AQI
40AQI
40AQI
46AQI
49AQI
60AQI
59AQI
60AQI
63AQI
64AQI
60AQI
54AQI
49AQI
45AQI
39AQI
41AQI
48AQI
45AQI
46AQI
48AQI
42AQI
44AQI
50AQI
53AQI
47AQI
49AQI
46AQI
131AQI
99AQI
83AQI
95AQI
93AQI
58AQI
47AQI
51AQI
No. of days
202583AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July47AQI
202466AQI
Highest AQI recorded in
December117AQI
Lowest AQI recorded in
July40AQI
202368AQI
Highest AQI recorded in
January131AQI
Lowest AQI recorded in
July33AQI
202284AQI
Highest AQI recorded in
December123AQI
Lowest AQI recorded in
August36AQI
202180AQI
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
August45AQI
202073AQI
Highest AQI recorded in
December124AQI
Lowest AQI recorded in
July47AQI
Most & Least Polluted Years Over the Last 6 Years
Second Road Chongqing's annual 2025 AQI (83) shows an average percentage change of 13.1% (worsened AQI) compared to previous years: 2020 (73), 2021 (80), 2022 (84), 2023 (68), 2024 (66).