Zhoukou, 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
Zhoukou, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 58 of Moderate air quality, showing improvement over 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Zhoukou, Henan, China
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
AQI
AQI
60AQI
50AQI
In the last 24 hours,
Zhoukou's AQI reached its highest point of 60 at 11 PM 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
Zhoukou, Henan, China
34°C28/40°C
34°C29/40°C
34°C29/40°C
32°C27/40°C
32°C26/39°C
32°C27/38°C
31°C27/37°C
31°C26/37°C
31°C26/37°C
33°C26/39°C
34°C28/40°C
35°C29/41°C
35°C28/42°C
33°C26/40°C
32°C26/38°C
31°C25/38°C
31°C26/40°C
30°C25/35°C
30°C26/37°C
30°C25/36°C
32°C26/39°C
32°C26/39°C
31°C25/38°C
31°C26/37°C
31°C25/38°C
31°C25/36°C
30°C25/36°C
30°C24/37°C
31°C25/37°C
--°C/°C
--°C/°C
60AQI
60AQI
61AQI
61AQI
2025 Days Vs Air Quality
Zhoukou, Henan, China
49%
105
38%
81
11%
23
2%
4
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%
Health Risk Level:
Extreme
In 2025, 0% 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
Zhoukou, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
169AQI
170AQI
177AQI
201AQI
158AQI
122AQI
127AQI
99AQI
93AQI
114AQI
110AQI
93AQI
143AQI
136AQI
98AQI
116AQI
126AQI
150AQI
156AQI
178AQI
191AQI
207AQI
171AQI
171AQI
170AQI
118AQI
91AQI
127AQI
261AQI
180AQI
175AQI
166AQI
175AQI
170AQI
117AQI
108AQI
99AQI
85AQI
84AQI
94AQI
115AQI
146AQI
137AQI
132AQI
142AQI
144AQI
112AQI
121AQI
134AQI
145AQI
127AQI
142AQI
150AQI
147AQI
118AQI
142AQI
144AQI
157AQI
153AQI
157AQI
99AQI
95AQI
90AQI
116AQI
128AQI
124AQI
145AQI
150AQI
153AQI
157AQI
163AQI
161AQI
103AQI
137AQI
85AQI
91AQI
88AQI
92AQI
74AQI
74AQI
81AQI
100AQI
255AQI
103AQI
133AQI
113AQI
126AQI
96AQI
107AQI
106AQI
105AQI
87AQI
102AQI
122AQI
98AQI
109AQI
105AQI
121AQI
134AQI
132AQI
124AQI
167AQI
114AQI
93AQI
91AQI
102AQI
115AQI
114AQI
101AQI
106AQI
100AQI
102AQI
116AQI
93AQI
103AQI
96AQI
103AQI
83AQI
88AQI
94AQI
91AQI
103AQI
80AQI
90AQI
112AQI
127AQI
132AQI
119AQI
99AQI
87AQI
87AQI
88AQI
97AQI
99AQI
112AQI
102AQI
124AQI
105AQI
125AQI
107AQI
110AQI
111AQI
121AQI
109AQI
103AQI
100AQI
111AQI
107AQI
107AQI
97AQI
96AQI
94AQI
97AQI
93AQI
95AQI
88AQI
93AQI
95AQI
93AQI
86AQI
83AQI
87AQI
86AQI
87AQI
82AQI
76AQI
74AQI
76AQI
65AQI
60AQI
64AQI
68AQI
63AQI
65AQI
64AQI
68AQI
62AQI
61AQI
57AQI
54AQI
55AQI
54AQI
52AQI
52AQI
52AQI
52AQI
56AQI
58AQI
61AQI
54AQI
65AQI
79AQI
68AQI
67AQI
66AQI
66AQI
71AQI
68AQI
68AQI
69AQI
66AQI
63AQI
55AQI
52AQI
54AQI
57AQI
56AQI
54AQI
52AQI
53AQI
58AQI
59AQI
58AQI
148AQI
132AQI
119AQI
107AQI
105AQI
76AQI
60AQI
58AQI
No. of days
2025107AQI
Highest AQI recorded in
January148AQI
Lowest AQI recorded in
August58AQI
2024109AQI
Highest AQI recorded in
January160AQI
Lowest AQI recorded in
July57AQI
2023111AQI
Highest AQI recorded in
January178AQI
Lowest AQI recorded in
July57AQI
2022114AQI
Highest AQI recorded in
January183AQI
Lowest AQI recorded in
July62AQI
2021110AQI
Highest AQI recorded in
January171AQI
Lowest AQI recorded in
July56AQI
2020106AQI
Highest AQI recorded in
December164AQI
Lowest AQI recorded in
July71AQI
Most & Least Polluted Years Over the Last 6 Years
Zhoukou's annual 2025 AQI (107) shows an average percentage change of -3.1% (improved AQI) compared to previous years: 2020 (106), 2021 (110), 2022 (114), 2023 (111), 2024 (109).