Come Hill, Zigong, 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
Come Hill, Zigong, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 65 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Come Hill, Zigong, Sichuan, China
6 AM5th Aug 2025
8 PM
5 AM6th Aug 2025
96AQI
64AQI
77AQI
64AQI
In the last 24 hours,
Come Hill's AQI reached its highest point of 96 at 10 AM during the Day, while the lowest point, 64, was recorded at 2 AM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Come Hill, Zigong, Sichuan, China
24°C22/26°C
25°C23/29°C
25°C23/29°C
27°C24/30°C
27°C24/32°C
27°C23/31°C
28°C24/32°C
29°C25/33°C
30°C26/33°C
31°C27/35°C
31°C28/35°C
30°C27/34°C
28°C25/32°C
26°C24/31°C
27°C23/31°C
28°C24/32°C
28°C24/32°C
27°C23/31°C
28°C25/33°C
28°C25/32°C
29°C24/33°C
30°C26/34°C
30°C26/34°C
31°C27/35°C
30°C26/34°C
31°C26/35°C
31°C26/35°C
31°C26/36°C
32°C28/37°C
31°C27/36°C
--°C/°C
58AQI
57AQI
59AQI
59AQI
2025 Days Vs Air Quality
Come Hill, Zigong, Sichuan, China
2%
5
63%
137
25%
55
8%
18
0.4%
1
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 218 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
Come Hill, Zigong, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
156AQI
170AQI
174AQI
174AQI
174AQI
167AQI
155AQI
115AQI
121AQI
106AQI
96AQI
107AQI
137AQI
140AQI
148AQI
152AQI
154AQI
140AQI
151AQI
157AQI
168AQI
187AQI
199AQI
175AQI
108AQI
102AQI
110AQI
122AQI
162AQI
155AQI
150AQI
109AQI
113AQI
92AQI
98AQI
89AQI
75AQI
70AQI
69AQI
81AQI
92AQI
115AQI
87AQI
90AQI
90AQI
89AQI
114AQI
130AQI
134AQI
122AQI
121AQI
124AQI
101AQI
103AQI
81AQI
94AQI
93AQI
120AQI
131AQI
140AQI
123AQI
92AQI
97AQI
70AQI
59AQI
75AQI
78AQI
98AQI
120AQI
121AQI
119AQI
102AQI
103AQI
75AQI
71AQI
62AQI
73AQI
71AQI
83AQI
99AQI
125AQI
119AQI
110AQI
115AQI
114AQI
143AQI
99AQI
86AQI
70AQI
72AQI
77AQI
92AQI
90AQI
96AQI
95AQI
97AQI
90AQI
97AQI
99AQI
116AQI
92AQI
230AQI
137AQI
151AQI
142AQI
128AQI
117AQI
111AQI
95AQI
83AQI
83AQI
80AQI
91AQI
73AQI
81AQI
69AQI
76AQI
84AQI
66AQI
64AQI
71AQI
86AQI
103AQI
105AQI
79AQI
94AQI
74AQI
80AQI
104AQI
95AQI
87AQI
115AQI
97AQI
135AQI
114AQI
108AQI
122AQI
123AQI
99AQI
107AQI
83AQI
84AQI
85AQI
82AQI
79AQI
77AQI
73AQI
62AQI
61AQI
65AQI
64AQI
68AQI
57AQI
70AQI
74AQI
73AQI
91AQI
81AQI
79AQI
68AQI
73AQI
73AQI
73AQI
73AQI
74AQI
70AQI
68AQI
71AQI
61AQI
57AQI
64AQI
58AQI
54AQI
55AQI
54AQI
49AQI
52AQI
56AQI
59AQI
60AQI
51AQI
52AQI
51AQI
58AQI
59AQI
48AQI
53AQI
56AQI
55AQI
52AQI
53AQI
50AQI
55AQI
58AQI
59AQI
62AQI
65AQI
65AQI
67AQI
62AQI
51AQI
54AQI
55AQI
46AQI
42AQI
55AQI
55AQI
53AQI
57AQI
61AQI
63AQI
60AQI
61AQI
63AQI
64AQI
65AQI
146AQI
101AQI
96AQI
100AQI
91AQI
66AQI
56AQI
63AQI
No. of days
202593AQI
Highest AQI recorded in
January146AQI
Lowest AQI recorded in
July56AQI
202494AQI
Highest AQI recorded in
January169AQI
Lowest AQI recorded in
July54AQI
2023134AQI
Highest AQI recorded in
December136AQI
Lowest AQI recorded in
November113AQI
2021178AQI
Highest AQI recorded in
January178AQI
Lowest AQI recorded in
January178AQI
2020114AQI
Highest AQI recorded in
November153AQI
Lowest AQI recorded in
July88AQI
Most & Least Polluted Years Over the Last 5 Years
Come Hill's annual 2025 AQI (93) shows an average percentage change of -24.3% (improved AQI) compared to previous years: 2020 (114), 2021 (178), 2023 (134), 2024 (94).