Zijinglu, Henan, 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
Zijinglu, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 63 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Zijinglu, Henan, China
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
AQI
AQI
76AQI
59AQI
In the last 24 hours,
Zijinglu's AQI reached its highest point of 76 at 8 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Zijinglu, Henan, China
32°C27/38°C
30°C25/36°C
33°C26/40°C
32°C28/39°C
29°C23/35°C
29°C24/33°C
30°C25/33°C
31°C27/36°C
31°C27/36°C
34°C28/39°C
34°C28/39°C
35°C29/41°C
34°C29/38°C
34°C27/40°C
34°C28/40°C
32°C26/37°C
30°C26/35°C
30°C25/36°C
28°C24/33°C
28°C23/33°C
30°C25/35°C
34°C28/39°C
33°C28/39°C
32°C27/38°C
33°C29/39°C
32°C26/41°C
32°C26/39°C
32°C26/39°C
32°C25/39°C
--°C/°C
--°C/°C
67AQI
66AQI
64AQI
64AQI
2025 Days Vs Air Quality
Zijinglu, Henan, China
0.4%
1
52%
111
35%
74
12%
26
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 0.47%
Health Risk Level:
Extreme
In 2025, 0.47% of 214 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
Zijinglu, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
161AQI
170AQI
171AQI
175AQI
149AQI
112AQI
108AQI
92AQI
98AQI
127AQI
102AQI
99AQI
131AQI
95AQI
91AQI
91AQI
124AQI
139AQI
149AQI
167AQI
180AQI
190AQI
172AQI
178AQI
168AQI
105AQI
90AQI
96AQI
166AQI
171AQI
177AQI
171AQI
177AQI
124AQI
110AQI
81AQI
99AQI
70AQI
76AQI
93AQI
130AQI
147AQI
105AQI
124AQI
129AQI
136AQI
104AQI
130AQI
138AQI
112AQI
142AQI
152AQI
160AQI
130AQI
155AQI
132AQI
150AQI
156AQI
163AQI
160AQI
94AQI
91AQI
104AQI
134AQI
140AQI
141AQI
144AQI
153AQI
153AQI
159AQI
147AQI
164AQI
116AQI
119AQI
72AQI
82AQI
71AQI
78AQI
68AQI
76AQI
83AQI
104AQI
351AQI
120AQI
144AQI
115AQI
137AQI
101AQI
97AQI
98AQI
98AQI
86AQI
97AQI
114AQI
94AQI
107AQI
107AQI
127AQI
127AQI
127AQI
129AQI
191AQI
124AQI
99AQI
99AQI
119AQI
131AQI
137AQI
126AQI
116AQI
100AQI
119AQI
123AQI
103AQI
108AQI
100AQI
101AQI
85AQI
87AQI
112AQI
99AQI
108AQI
86AQI
91AQI
114AQI
124AQI
147AQI
142AQI
111AQI
96AQI
88AQI
91AQI
99AQI
92AQI
93AQI
98AQI
115AQI
110AQI
123AQI
113AQI
117AQI
108AQI
114AQI
99AQI
96AQI
91AQI
104AQI
99AQI
101AQI
93AQI
91AQI
88AQI
89AQI
83AQI
83AQI
82AQI
85AQI
91AQI
96AQI
90AQI
85AQI
87AQI
87AQI
85AQI
80AQI
77AQI
76AQI
79AQI
67AQI
66AQI
68AQI
69AQI
65AQI
66AQI
68AQI
78AQI
64AQI
68AQI
61AQI
63AQI
60AQI
55AQI
55AQI
50AQI
56AQI
51AQI
56AQI
59AQI
63AQI
66AQI
69AQI
78AQI
80AQI
77AQI
75AQI
74AQI
74AQI
66AQI
69AQI
70AQI
69AQI
66AQI
66AQI
58AQI
58AQI
60AQI
61AQI
61AQI
61AQI
61AQI
61AQI
62AQI
63AQI
137AQI
128AQI
123AQI
113AQI
105AQI
77AQI
64AQI
63AQI
No. of days
2025106AQI
Highest AQI recorded in
January137AQI
Lowest AQI recorded in
August63AQI
2024108AQI
Highest AQI recorded in
January146AQI
Lowest AQI recorded in
July60AQI
2023109AQI
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
July67AQI
2022113AQI
Highest AQI recorded in
January180AQI
Lowest AQI recorded in
July75AQI
2021119AQI
Highest AQI recorded in
March187AQI
Lowest AQI recorded in
July68AQI
2020114AQI
Highest AQI recorded in
December154AQI
Lowest AQI recorded in
August81AQI
Most & Least Polluted Years Over the Last 6 Years
Zijinglu's annual 2025 AQI (106) shows an average percentage change of -5.3% (improved AQI) compared to previous years: 2020 (114), 2021 (119), 2022 (113), 2023 (109), 2024 (108).