Guankou, 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
Guankou, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 2nd highest AQI at 60 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Guankou, Sichuan, China
6 AM3rd Aug 2025
8 PM
5 AM4th Aug 2025
AQI
AQI
75AQI
58AQI
In the last 24 hours,
Guankou's AQI reached its highest point of 75 at 10 AM 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
Guankou, Sichuan, China
19°C15/25°C
19°C15/23°C
19°C14/25°C
21°C14/26°C
23°C17/29°C
21°C15/28°C
22°C16/29°C
22°C16/29°C
22°C16/29°C
23°C16/29°C
24°C17/31°C
24°C17/32°C
24°C18/32°C
24°C19/30°C
24°C18/29°C
25°C22/30°C
24°C18/30°C
23°C17/30°C
23°C16/29°C
22°C17/27°C
22°C17/27°C
22°C17/27°C
23°C16/29°C
23°C16/30°C
26°C20/31°C
26°C18/31°C
24°C16/31°C
24°C17/31°C
24°C17/31°C
--°C/°C
--°C/°C
58AQI
52AQI
58AQI
58AQI
2025 Days Vs Air Quality
Guankou, Sichuan, China
4%
9
80%
172
13%
28
2%
5
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% 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
Guankou, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
138AQI
151AQI
155AQI
149AQI
137AQI
149AQI
108AQI
104AQI
95AQI
98AQI
84AQI
113AQI
108AQI
110AQI
116AQI
117AQI
131AQI
109AQI
127AQI
126AQI
151AQI
156AQI
167AQI
131AQI
112AQI
103AQI
108AQI
106AQI
142AQI
130AQI
112AQI
98AQI
87AQI
76AQI
91AQI
74AQI
74AQI
74AQI
71AQI
82AQI
82AQI
100AQI
79AQI
85AQI
83AQI
82AQI
96AQI
81AQI
86AQI
83AQI
86AQI
76AQI
72AQI
74AQI
67AQI
63AQI
73AQI
93AQI
92AQI
114AQI
106AQI
97AQI
76AQI
67AQI
67AQI
70AQI
77AQI
76AQI
92AQI
96AQI
100AQI
87AQI
91AQI
74AQI
69AQI
78AQI
72AQI
80AQI
97AQI
95AQI
110AQI
92AQI
85AQI
88AQI
86AQI
105AQI
96AQI
96AQI
94AQI
89AQI
79AQI
84AQI
94AQI
95AQI
78AQI
83AQI
78AQI
85AQI
83AQI
84AQI
80AQI
115AQI
90AQI
94AQI
87AQI
88AQI
82AQI
85AQI
76AQI
77AQI
76AQI
77AQI
86AQI
69AQI
74AQI
68AQI
76AQI
68AQI
63AQI
65AQI
65AQI
70AQI
69AQI
75AQI
62AQI
67AQI
67AQI
65AQI
90AQI
80AQI
82AQI
82AQI
77AQI
80AQI
77AQI
85AQI
86AQI
100AQI
88AQI
85AQI
92AQI
83AQI
76AQI
72AQI
76AQI
84AQI
67AQI
69AQI
69AQI
65AQI
55AQI
56AQI
57AQI
61AQI
57AQI
70AQI
69AQI
69AQI
67AQI
66AQI
64AQI
70AQI
76AQI
79AQI
74AQI
65AQI
68AQI
69AQI
61AQI
61AQI
62AQI
63AQI
61AQI
60AQI
50AQI
53AQI
58AQI
62AQI
59AQI
53AQI
52AQI
53AQI
53AQI
49AQI
53AQI
44AQI
49AQI
48AQI
53AQI
53AQI
56AQI
50AQI
58AQI
61AQI
62AQI
69AQI
70AQI
69AQI
65AQI
56AQI
57AQI
54AQI
56AQI
51AQI
49AQI
49AQI
47AQI
52AQI
56AQI
60AQI
58AQI
60AQI
60AQI
60AQI
124AQI
81AQI
88AQI
81AQI
76AQI
63AQI
55AQI
60AQI
No. of days
202581AQI
Highest AQI recorded in
January124AQI
Lowest AQI recorded in
July55AQI
202474AQI
Highest AQI recorded in
December111AQI
Lowest AQI recorded in
July46AQI
202373AQI
Highest AQI recorded in
January123AQI
Lowest AQI recorded in
August47AQI
2022100AQI
Highest AQI recorded in
January126AQI
Lowest AQI recorded in
May53AQI
202187AQI
Highest AQI recorded in
January137AQI
Lowest AQI recorded in
August55AQI
202080AQI
Highest AQI recorded in
December121AQI
Lowest AQI recorded in
August60AQI
Most & Least Polluted Years Over the Last 6 Years
Guankou's annual 2025 AQI (81) shows an average percentage change of -0.3% (improved AQI) compared to previous years: 2020 (80), 2021 (87), 2022 (100), 2023 (73), 2024 (74).