Refractory Factory, Deyang, 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
Refractory Factory, Deyang, Sichuan, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 66 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Refractory Factory, Deyang, Sichuan, China
6 AM4th Aug 2025
8 PM
5 AM5th Aug 2025
79AQI
62AQI
70AQI
61AQI
In the last 24 hours,
Refractory Factory's AQI reached its highest point of 79 at 9 AM during the Day, while the lowest point, 61, was recorded at 2 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Refractory Factory, Deyang, Sichuan, China
24°C22/26°C
22°C21/23°C
24°C21/29°C
26°C22/30°C
27°C23/32°C
26°C22/31°C
27°C22/32°C
27°C23/32°C
28°C25/32°C
29°C25/33°C
30°C26/35°C
30°C27/35°C
28°C25/32°C
27°C24/32°C
27°C24/33°C
27°C23/32°C
28°C24/33°C
27°C24/32°C
26°C23/29°C
26°C23/30°C
26°C23/30°C
27°C23/32°C
28°C24/33°C
29°C25/34°C
29°C25/34°C
29°C24/34°C
29°C24/34°C
29°C25/35°C
30°C26/35°C
29°C26/35°C
--°C/°C
59AQI
59AQI
61AQI
60AQI
2025 Days Vs Air Quality
Refractory Factory, Deyang, Sichuan, China
4%
8
55%
119
32%
69
9%
19
0.4%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 4%
Health Risk Level:
Extreme
In 2025, 4% of 217 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
Refractory Factory, Deyang, Sichuan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
165AQI
167AQI
177AQI
179AQI
162AQI
166AQI
134AQI
122AQI
132AQI
124AQI
116AQI
140AQI
149AQI
134AQI
154AQI
129AQI
155AQI
124AQI
156AQI
152AQI
173AQI
191AQI
203AQI
152AQI
128AQI
117AQI
131AQI
145AQI
187AQI
161AQI
139AQI
114AQI
122AQI
96AQI
120AQI
91AQI
85AQI
81AQI
81AQI
103AQI
115AQI
139AQI
101AQI
112AQI
96AQI
108AQI
127AQI
99AQI
123AQI
116AQI
113AQI
97AQI
91AQI
89AQI
68AQI
78AQI
95AQI
122AQI
133AQI
140AQI
130AQI
123AQI
88AQI
87AQI
78AQI
82AQI
96AQI
89AQI
130AQI
121AQI
131AQI
105AQI
100AQI
82AQI
76AQI
95AQI
100AQI
115AQI
128AQI
126AQI
148AQI
131AQI
123AQI
139AQI
118AQI
159AQI
98AQI
106AQI
78AQI
88AQI
96AQI
92AQI
105AQI
115AQI
84AQI
93AQI
97AQI
114AQI
108AQI
101AQI
90AQI
155AQI
134AQI
136AQI
131AQI
129AQI
111AQI
111AQI
96AQI
94AQI
93AQI
97AQI
108AQI
78AQI
84AQI
72AQI
79AQI
78AQI
66AQI
77AQI
81AQI
88AQI
85AQI
91AQI
68AQI
78AQI
76AQI
76AQI
182AQI
98AQI
106AQI
112AQI
95AQI
114AQI
115AQI
126AQI
133AQI
153AQI
126AQI
131AQI
132AQI
111AQI
103AQI
90AQI
85AQI
95AQI
71AQI
70AQI
78AQI
71AQI
62AQI
65AQI
69AQI
75AQI
66AQI
84AQI
95AQI
83AQI
83AQI
80AQI
71AQI
84AQI
91AQI
91AQI
82AQI
69AQI
77AQI
79AQI
62AQI
70AQI
71AQI
69AQI
72AQI
63AQI
57AQI
59AQI
65AQI
68AQI
65AQI
54AQI
50AQI
48AQI
53AQI
52AQI
58AQI
47AQI
50AQI
52AQI
52AQI
51AQI
56AQI
47AQI
60AQI
65AQI
67AQI
75AQI
79AQI
77AQI
68AQI
57AQI
56AQI
54AQI
58AQI
46AQI
49AQI
49AQI
51AQI
55AQI
61AQI
65AQI
64AQI
64AQI
62AQI
61AQI
65AQI
66AQI
150AQI
104AQI
110AQI
101AQI
100AQI
72AQI
58AQI
64AQI
No. of days
202599AQI
Highest AQI recorded in
January150AQI
Lowest AQI recorded in
July58AQI
202492AQI
Highest AQI recorded in
January142AQI
Lowest AQI recorded in
July47AQI
2023109AQI
Highest AQI recorded in
January164AQI
Lowest AQI recorded in
August71AQI
2022104AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
August49AQI
202198AQI
Highest AQI recorded in
January157AQI
Lowest AQI recorded in
August52AQI
202091AQI
Highest AQI recorded in
December132AQI
Lowest AQI recorded in
July67AQI
Most & Least Polluted Years Over the Last 6 Years
Refractory Factory's annual 2025 AQI (99) shows an average percentage change of 0.4% (worsened AQI) compared to previous years: 2020 (91), 2021 (98), 2022 (104), 2023 (109), 2024 (92).