Renqiu National Land Bureau, Renqiu, Hebei, 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
Renqiu National Land Bureau, Renqiu, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 3rd highest AQI at 63 of Moderate air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Renqiu National Land Bureau, Renqiu, Hebei, China
5 AM9th Aug 2025
7 PM
4 AM10th Aug 2025
66AQI
49AQI
70AQI
62AQI
In the last 24 hours,
Renqiu National Land Bureau's AQI reached its highest point of 70 at 11 PM during the Night, while the lowest point, 49, was recorded at 3 PM during the Day between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Renqiu National Land Bureau, Renqiu, Hebei, China
32°C27/37°C
33°C28/38°C
32°C26/38°C
32°C28/36°C
30°C24/36°C
28°C21/35°C
31°C25/37°C
32°C26/38°C
31°C27/36°C
26°C23/26°C
29°C23/35°C
30°C24/36°C
30°C26/34°C
30°C26/35°C
31°C27/37°C
32°C27/38°C
32°C27/38°C
33°C28/39°C
30°C25/35°C
29°C24/35°C
28°C23/33°C
30°C25/36°C
31°C25/37°C
31°C26/39°C
28°C26/31°C
30°C25/37°C
32°C26/40°C
32°C27/38°C
25°C21/27°C
26°C20/33°C
--°C/°C
65AQI
65AQI
66AQI
66AQI
2025 Days Vs Air Quality
Renqiu National Land Bureau, Renqiu, Hebei, China
0.4%
1
70%
153
26%
58
3%
7
0.4%
1
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 0.45%
Health Risk Level:
Extreme
In 2025, 0.45% of 222 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
Renqiu National Land Bureau, Renqiu, Hebei, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
132AQI
92AQI
121AQI
147AQI
124AQI
86AQI
79AQI
56AQI
62AQI
88AQI
108AQI
90AQI
133AQI
74AQI
90AQI
86AQI
114AQI
145AQI
113AQI
150AQI
130AQI
109AQI
124AQI
140AQI
150AQI
125AQI
83AQI
110AQI
212AQI
115AQI
144AQI
124AQI
136AQI
75AQI
79AQI
62AQI
81AQI
47AQI
59AQI
85AQI
126AQI
144AQI
97AQI
132AQI
135AQI
145AQI
89AQI
84AQI
89AQI
90AQI
95AQI
81AQI
95AQI
64AQI
92AQI
93AQI
128AQI
151AQI
173AQI
190AQI
130AQI
101AQI
96AQI
129AQI
82AQI
145AQI
140AQI
161AQI
165AQI
174AQI
128AQI
158AQI
114AQI
105AQI
76AQI
74AQI
65AQI
79AQI
62AQI
70AQI
72AQI
115AQI
84AQI
86AQI
107AQI
81AQI
83AQI
64AQI
83AQI
94AQI
88AQI
69AQI
93AQI
114AQI
69AQI
114AQI
113AQI
103AQI
104AQI
116AQI
132AQI
97AQI
87AQI
77AQI
81AQI
111AQI
111AQI
82AQI
91AQI
103AQI
117AQI
81AQI
99AQI
67AQI
91AQI
103AQI
79AQI
86AQI
87AQI
90AQI
72AQI
87AQI
61AQI
79AQI
89AQI
78AQI
104AQI
106AQI
77AQI
82AQI
82AQI
91AQI
97AQI
79AQI
74AQI
115AQI
73AQI
95AQI
102AQI
114AQI
97AQI
122AQI
119AQI
92AQI
96AQI
95AQI
96AQI
106AQI
100AQI
100AQI
100AQI
112AQI
93AQI
63AQI
64AQI
75AQI
83AQI
77AQI
79AQI
86AQI
70AQI
80AQI
86AQI
92AQI
85AQI
69AQI
58AQI
68AQI
74AQI
65AQI
66AQI
64AQI
53AQI
64AQI
65AQI
73AQI
74AQI
81AQI
83AQI
83AQI
74AQI
65AQI
68AQI
60AQI
64AQI
60AQI
57AQI
60AQI
61AQI
66AQI
73AQI
76AQI
76AQI
67AQI
65AQI
70AQI
66AQI
62AQI
64AQI
64AQI
68AQI
69AQI
64AQI
62AQI
65AQI
67AQI
65AQI
62AQI
66AQI
55AQI
60AQI
60AQI
65AQI
64AQI
63AQI
61AQI
62AQI
68AQI
70AQI
63AQI
114AQI
102AQI
107AQI
95AQI
93AQI
75AQI
65AQI
65AQI
No. of days
202592AQI
Highest AQI recorded in
January114AQI
Lowest AQI recorded in
August65AQI
202486AQI
Highest AQI recorded in
October125AQI
Lowest AQI recorded in
April35AQI
2023102AQI
Highest AQI recorded in
March139AQI
Lowest AQI recorded in
December49AQI
2022102AQI
Highest AQI recorded in
January133AQI
Lowest AQI recorded in
July73AQI
2021108AQI
Highest AQI recorded in
March165AQI
Lowest AQI recorded in
July60AQI
2020117AQI
Highest AQI recorded in
December140AQI
Lowest AQI recorded in
May98AQI
Most & Least Polluted Years Over the Last 6 Years
Renqiu National Land Bureau's annual 2025 AQI (92) shows an average percentage change of -9.7% (improved AQI) compared to previous years: 2020 (117), 2021 (108), 2022 (102), 2023 (102), 2024 (86).