Dacheng County Administrative Center, Renqiu, Hebei, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Dacheng County Administrative Center, Renqiu, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (11th October ):
On this day, AQI across the 3 years varied significantly: 2025 ranks 2nd highest AQI at 72 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Oct - 12th Oct 2025
Dacheng County Administrative Center, Renqiu, Hebei, China
6 AM11th Oct 2025
6 PM
5 AM12th Oct 2025
AQI
AQI
95AQI
61AQI
In the last 24 hours,
Dacheng County Administrative Center's AQI reached its highest point of 95 at 4 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 11th Oct and 12th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Dacheng County Administrative Center, Renqiu, Hebei, China
23°C19/28°C
24°C19/30°C
24°C20/31°C
22°C20/26°C
21°C18/26°C
18°C15/23°C
19°C13/25°C
17°C13/20°C
20°C12/28°C
22°C16/27°C
18°C16/20°C
17°C15/19°C
20°C12/28°C
23°C16/30°C
23°C18/29°C
19°C17/20°C
22°C15/29°C
23°C17/30°C
24°C18/31°C
24°C19/30°C
22°C19/27°C
20°C17/23°C
21°C17/26°C
18°C13/23°C
14°C11/19°C
18°C14/24°C
13°C9/17°C
9°C8/9°C
9°C8/10°C
--°C/°C
--°C/°C
96AQI
68AQI
83AQI
70AQI
2025 Days Vs Air Quality
Dacheng County Administrative Center, Renqiu, Hebei, China
0.7%
2
74%
209
23%
66
2%
6
0.3%
1
Total number of days with different AQI categories in last 284 days in 2025 (81 days remaining)
Under WHO’s Safe Air Quality Limits: 0.7%
Health Risk Level:
Extreme
In 2025, 0.7% of 284 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
Dacheng County Administrative Center, Renqiu, Hebei, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
132AQI
86AQI
117AQI
147AQI
127AQI
86AQI
82AQI
56AQI
62AQI
87AQI
105AQI
86AQI
135AQI
75AQI
90AQI
85AQI
110AQI
145AQI
111AQI
148AQI
124AQI
107AQI
117AQI
136AQI
147AQI
127AQI
82AQI
106AQI
216AQI
107AQI
139AQI
116AQI
131AQI
70AQI
75AQI
60AQI
80AQI
47AQI
57AQI
84AQI
126AQI
142AQI
99AQI
137AQI
138AQI
148AQI
93AQI
86AQI
89AQI
88AQI
96AQI
77AQI
97AQI
63AQI
93AQI
95AQI
129AQI
150AQI
175AQI
188AQI
117AQI
99AQI
98AQI
128AQI
83AQI
135AQI
141AQI
155AQI
165AQI
172AQI
125AQI
157AQI
106AQI
102AQI
75AQI
73AQI
64AQI
81AQI
64AQI
72AQI
74AQI
114AQI
83AQI
82AQI
110AQI
75AQI
82AQI
61AQI
83AQI
98AQI
90AQI
68AQI
92AQI
115AQI
64AQI
116AQI
109AQI
101AQI
103AQI
116AQI
134AQI
104AQI
90AQI
77AQI
80AQI
116AQI
109AQI
82AQI
91AQI
104AQI
125AQI
81AQI
101AQI
62AQI
90AQI
103AQI
76AQI
85AQI
90AQI
94AQI
74AQI
85AQI
61AQI
77AQI
94AQI
78AQI
104AQI
109AQI
77AQI
81AQI
85AQI
92AQI
98AQI
79AQI
74AQI
123AQI
72AQI
98AQI
105AQI
117AQI
96AQI
128AQI
120AQI
94AQI
100AQI
99AQI
97AQI
110AQI
103AQI
103AQI
103AQI
116AQI
92AQI
62AQI
64AQI
76AQI
85AQI
75AQI
76AQI
86AQI
71AQI
79AQI
86AQI
91AQI
86AQI
71AQI
58AQI
68AQI
72AQI
66AQI
67AQI
65AQI
53AQI
62AQI
65AQI
72AQI
73AQI
77AQI
82AQI
84AQI
74AQI
67AQI
67AQI
60AQI
64AQI
63AQI
58AQI
60AQI
61AQI
65AQI
72AQI
76AQI
75AQI
69AQI
65AQI
67AQI
66AQI
63AQI
64AQI
63AQI
67AQI
70AQI
66AQI
63AQI
63AQI
65AQI
65AQI
62AQI
64AQI
58AQI
61AQI
59AQI
66AQI
64AQI
62AQI
62AQI
63AQI
66AQI
70AQI
62AQI
63AQI
63AQI
66AQI
66AQI
61AQI
66AQI
67AQI
56AQI
60AQI
61AQI
62AQI
61AQI
58AQI
54AQI
56AQI
56AQI
56AQI
61AQI
59AQI
50AQI
61AQI
59AQI
57AQI
58AQI
69AQI
75AQI
90AQI
81AQI
66AQI
69AQI
70AQI
73AQI
69AQI
74AQI
80AQI
80AQI
76AQI
83AQI
72AQI
56AQI
62AQI
63AQI
69AQI
75AQI
70AQI
77AQI
85AQI
81AQI
87AQI
91AQI
95AQI
110AQI
109AQI
131AQI
100AQI
64AQI
90AQI
86AQI
57AQI
89AQI
80AQI
56AQI
66AQI
72AQI
112AQI
101AQI
105AQI
96AQI
95AQI
75AQI
65AQI
61AQI
77AQI
81AQI
No. of days
202587AQI
Highest AQI recorded in
January112AQI
Lowest AQI recorded in
August61AQI
202490AQI
Highest AQI recorded in
January138AQI
Lowest AQI recorded in
July67AQI
202395AQI
Highest AQI recorded in
December100AQI
Lowest AQI recorded in
November44AQI
202295AQI
Highest AQI recorded in
January135AQI
Lowest AQI recorded in
August54AQI
202179AQI
Highest AQI recorded in
March154AQI
Lowest AQI recorded in
October1AQI
2020108AQI
Highest AQI recorded in
December127AQI
Lowest AQI recorded in
September93AQI
Most & Least Polluted Years Over the Last 6 Years
Dacheng County Administrative Center's annual 2025 AQI (87) shows an average percentage change of -5.9% (improved AQI) compared to previous years: 2020 (108), 2021 (79), 2022 (95), 2023 (95), 2024 (90).