Zhoukou, Henan, 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
Zhoukou, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd October):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 69 of Moderate air quality, showing improvement over 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 2nd Oct - 3rd Oct 2026
Zhoukou, Henan, China
6 AM2nd Oct 2026
6 PM
5 AM3rd Oct 2026
83AQI
50AQI
91AQI
59AQI
In the last 24 hours,
Zhoukou's AQI reached its highest point of 91 at 3 AM during the Night, while the lowest point, 50, was recorded at 5 PM during the Day between 2nd Oct and 3rd Oct 2026.
Day & Night AQI Trend : Sep - Oct 2026
Zhoukou, Henan, China
22°C17/28°C
24°C18/30°C
25°C20/30°C
25°C21/30°C
22°C18/27°C
17°C16/18°C
18°C16/23°C
20°C17/25°C
21°C18/27°C
24°C20/29°C
24°C19/31°C
23°C18/29°C
21°C19/27°C
19°C17/21°C
19°C15/23°C
22°C18/28°C
21°C20/24°C
20°C19/22°C
22°C19/28°C
23°C19/29°C
22°C20/23°C
19°C18/21°C
21°C17/25°C
22°C19/25°C
20°C19/23°C
21°C18/24°C
20°C18/22°C
15°C12/19°C
18°C14/23°C
17°C15/18°C
91AQI
60AQI
86AQI
68AQI
2026 Days Vs Air Quality
Zhoukou, Henan, China
21%
59
47%
130
22%
60
10%
27
Total number of days with different AQI categories in last 276 days in 2026 (89 days remaining)
Under WHO’s Safe Air Quality Limits: 21%
Health Risk Level:
Very high
In 2026, 21% of 276 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Zhoukou, Henan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
100AQI (US)
157AQI (US)
153AQI (US)
154AQI (US)
186AQI (US)
102AQI (US)
63AQI (US)
116AQI (US)
94AQI (US)
86AQI (US)
57AQI (US)
94AQI (US)
136AQI (US)
176AQI (US)
135AQI (US)
154AQI (US)
151AQI (US)
107AQI (US)
97AQI (US)
76AQI (US)
104AQI (US)
139AQI (US)
152AQI (US)
162AQI (US)
170AQI (US)
173AQI (US)
174AQI (US)
144AQI (US)
150AQI (US)
159AQI (US)
163AQI (US)
152AQI (US)
155AQI (US)
155AQI (US)
159AQI (US)
165AQI (US)
105AQI (US)
111AQI (US)
140AQI (US)
114AQI (US)
117AQI (US)
106AQI (US)
134AQI (US)
150AQI (US)
146AQI (US)
107AQI (US)
80AQI (US)
121AQI (US)
134AQI (US)
121AQI (US)
108AQI (US)
100AQI (US)
99AQI (US)
91AQI (US)
62AQI (US)
77AQI (US)
82AQI (US)
138AQI (US)
120AQI (US)
102AQI (US)
98AQI (US)
105AQI (US)
145AQI (US)
124AQI (US)
147AQI (US)
126AQI (US)
139AQI (US)
162AQI (US)
158AQI (US)
163AQI (US)
177AQI (US)
157AQI (US)
160AQI (US)
101AQI (US)
143AQI (US)
145AQI (US)
136AQI (US)
115AQI (US)
145AQI (US)
134AQI (US)
137AQI (US)
154AQI (US)
158AQI (US)
137AQI (US)
125AQI (US)
116AQI (US)
107AQI (US)
111AQI (US)
118AQI (US)
114AQI (US)
114AQI (US)
87AQI (US)
62AQI (US)
61AQI (US)
87AQI (US)
92AQI (US)
80AQI (US)
56AQI (US)
61AQI (US)
84AQI (US)
93AQI (US)
100AQI (US)
73AQI (US)
54AQI (US)
77AQI (US)
111AQI (US)
111AQI (US)
97AQI (US)
87AQI (US)
91AQI (US)
62AQI (US)
63AQI (US)
62AQI (US)
41AQI (US)
56AQI (US)
63AQI (US)
113AQI (US)
64AQI (US)
67AQI (US)
69AQI (US)
69AQI (US)
58AQI (US)
46AQI (US)
51AQI (US)
59AQI (US)
64AQI (US)
78AQI (US)
59AQI (US)
58AQI (US)
67AQI (US)
81AQI (US)
105AQI (US)
119AQI (US)
100AQI (US)
71AQI (US)
75AQI (US)
64AQI (US)
57AQI (US)
53AQI (US)
63AQI (US)
69AQI (US)
80AQI (US)
72AQI (US)
71AQI (US)
66AQI (US)
44AQI (US)
45AQI (US)
67AQI (US)
48AQI (US)
50AQI (US)
62AQI (US)
87AQI (US)
110AQI (US)
113AQI (US)
70AQI (US)
67AQI (US)
89AQI (US)
45AQI (US)
48AQI (US)
43AQI (US)
53AQI (US)
73AQI (US)
69AQI (US)
39AQI (US)
55AQI (US)
57AQI (US)
42AQI (US)
58AQI (US)
85AQI (US)
48AQI (US)
49AQI (US)
65AQI (US)
40AQI (US)
51AQI (US)
44AQI (US)
57AQI (US)
45AQI (US)
73AQI (US)
85AQI (US)
84AQI (US)
94AQI (US)
67AQI (US)
52AQI (US)
47AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
35AQI (US)
28AQI (US)
37AQI (US)
41AQI (US)
48AQI (US)
52AQI (US)
57AQI (US)
65AQI (US)
47AQI (US)
41AQI (US)
45AQI (US)
57AQI (US)
65AQI (US)
60AQI (US)
44AQI (US)
35AQI (US)
41AQI (US)
35AQI (US)
60AQI (US)
31AQI (US)
53AQI (US)
32AQI (US)
37AQI (US)
41AQI (US)
46AQI (US)
46AQI (US)
46AQI (US)
50AQI (US)
57AQI (US)
53AQI (US)
85AQI (US)
85AQI (US)
46AQI (US)
49AQI (US)
30AQI (US)
25AQI (US)
40AQI (US)
55AQI (US)
58AQI (US)
45AQI (US)
62AQI (US)
80AQI (US)
93AQI (US)
97AQI (US)
40AQI (US)
41AQI (US)
44AQI (US)
47AQI (US)
47AQI (US)
52AQI (US)
80AQI (US)
69AQI (US)
36AQI (US)
58AQI (US)
49AQI (US)
50AQI (US)
53AQI (US)
55AQI (US)
69AQI (US)
82AQI (US)
88AQI (US)
71AQI (US)
81AQI (US)
35AQI (US)
45AQI (US)
75AQI (US)
102AQI (US)
98AQI (US)
96AQI (US)
91AQI (US)
99AQI (US)
63AQI (US)
85AQI (US)
91AQI (US)
82AQI (US)
112AQI (US)
130AQI (US)
112AQI (US)
101AQI (US)
47AQI (US)
51AQI (US)
51AQI (US)
54AQI (US)
39AQI (US)
61AQI (US)
58AQI (US)
67AQI (US)
69AQI (US)
132AQI (US)
120AQI (US)
134AQI (US)
78AQI (US)
67AQI (US)
65AQI (US)
44AQI (US)
55AQI (US)
76AQI (US)
65AQI (US)
No. of days
202685AQI (US)
Highest AQI (US) recorded in
March134AQI (US)
Lowest AQI (US) recorded in
July44AQI (US)
2025102AQI (US)
Highest AQI (US) recorded in
December150AQI (US)
Lowest AQI (US) recorded in
August57AQI (US)
2024109AQI (US)
Highest AQI (US) recorded in
January160AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
2023111AQI (US)
Highest AQI (US) recorded in
January178AQI (US)
Lowest AQI (US) recorded in
July57AQI (US)
2022114AQI (US)
Highest AQI (US) recorded in
January183AQI (US)
Lowest AQI (US) recorded in
July62AQI (US)
2021110AQI (US)
Highest AQI (US) recorded in
January170AQI (US)
Lowest AQI (US) recorded in
July56AQI (US)
2020106AQI (US)
Highest AQI (US) recorded in
December164AQI (US)
Lowest AQI (US) recorded in
August71AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Zhoukou's annual 2026 AQI (US) (85) shows an average percentage change of -21.6% (improved AQI (US)) compared to previous years: 2020 (106), 2021 (110), 2022 (114), 2023 (111), 2024 (109), 2025 (102).