Environmental Monitoring Station, Shangqiu, Henan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Environmental Monitoring Station, Shangqiu, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (16th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 59 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Environmental Monitoring Station, Shangqiu, Henan, China
5 AM17th Sep 2025
6 PM
4 AM18th Sep 2025
AQI
AQI
61AQI
34AQI
In the last 24 hours,
Environmental Monitoring Station's AQI reached its highest point of 61 at 6 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Environmental Monitoring Station, Shangqiu, Henan, China
32°C27/37°C
31°C27/36°C
31°C26/36°C
30°C25/37°C
29°C25/35°C
26°C23/31°C
25°C22/30°C
27°C24/31°C
28°C23/34°C
30°C25/36°C
28°C24/35°C
27°C23/32°C
25°C22/29°C
26°C20/33°C
26°C21/32°C
24°C22/28°C
23°C21/27°C
26°C22/32°C
23°C20/29°C
24°C21/28°C
21°C17/23°C
21°C17/27°C
24°C18/29°C
20°C18/22°C
19°C18/21°C
23°C19/28°C
25°C20/30°C
26°C24/30°C
23°C21/24°C
--°C/°C
--°C/°C
64AQI
56AQI
62AQI
58AQI
2025 Days Vs Air Quality
Environmental Monitoring Station, Shangqiu, Henan, China
2%
5
59%
152
28%
72
10%
27
0.7%
2
0.3%
1
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 2%
Health Risk Level:
Extreme
In 2025, 2% of 260 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
Environmental Monitoring Station, Shangqiu, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
164AQI
159AQI
171AQI
193AQI
162AQI
115AQI
129AQI
94AQI
94AQI
112AQI
119AQI
116AQI
149AQI
183AQI
102AQI
128AQI
132AQI
154AQI
160AQI
175AQI
191AQI
201AQI
171AQI
189AQI
169AQI
136AQI
94AQI
127AQI
261AQI
175AQI
177AQI
167AQI
177AQI
168AQI
122AQI
104AQI
103AQI
76AQI
83AQI
97AQI
117AQI
146AQI
135AQI
134AQI
143AQI
145AQI
109AQI
116AQI
128AQI
132AQI
112AQI
128AQI
145AQI
116AQI
108AQI
125AQI
138AQI
152AQI
155AQI
168AQI
84AQI
95AQI
89AQI
114AQI
133AQI
127AQI
146AQI
150AQI
155AQI
158AQI
166AQI
141AQI
101AQI
133AQI
82AQI
93AQI
81AQI
96AQI
76AQI
77AQI
86AQI
105AQI
302AQI
131AQI
153AQI
131AQI
140AQI
85AQI
102AQI
107AQI
108AQI
75AQI
98AQI
116AQI
96AQI
107AQI
113AQI
138AQI
140AQI
139AQI
124AQI
170AQI
109AQI
90AQI
84AQI
102AQI
117AQI
124AQI
103AQI
99AQI
90AQI
98AQI
114AQI
86AQI
91AQI
86AQI
99AQI
76AQI
83AQI
95AQI
86AQI
100AQI
69AQI
81AQI
98AQI
107AQI
115AQI
97AQI
73AQI
66AQI
75AQI
78AQI
89AQI
94AQI
99AQI
110AQI
170AQI
104AQI
123AQI
108AQI
113AQI
111AQI
113AQI
107AQI
99AQI
91AQI
95AQI
92AQI
104AQI
90AQI
106AQI
77AQI
88AQI
82AQI
85AQI
85AQI
91AQI
106AQI
100AQI
82AQI
75AQI
84AQI
80AQI
76AQI
82AQI
68AQI
69AQI
72AQI
69AQI
63AQI
66AQI
68AQI
56AQI
62AQI
66AQI
75AQI
63AQI
63AQI
56AQI
49AQI
51AQI
54AQI
48AQI
49AQI
50AQI
51AQI
55AQI
58AQI
63AQI
51AQI
70AQI
84AQI
69AQI
70AQI
67AQI
68AQI
74AQI
68AQI
67AQI
71AQI
63AQI
61AQI
54AQI
57AQI
54AQI
59AQI
56AQI
54AQI
54AQI
50AQI
58AQI
58AQI
57AQI
56AQI
57AQI
63AQI
61AQI
65AQI
67AQI
64AQI
58AQI
59AQI
53AQI
53AQI
57AQI
62AQI
60AQI
53AQI
57AQI
59AQI
58AQI
54AQI
57AQI
56AQI
55AQI
57AQI
62AQI
64AQI
62AQI
64AQI
63AQI
65AQI
56AQI
53AQI
59AQI
60AQI
71AQI
73AQI
63AQI
69AQI
59AQI
60AQI
63AQI
54AQI
52AQI
65AQI
62AQI
62AQI
59AQI
152AQI
128AQI
123AQI
106AQI
99AQI
74AQI
60AQI
59AQI
62AQI
No. of days
202597AQI
Highest AQI recorded in
January152AQI
Lowest AQI recorded in
August59AQI
202494AQI
Highest AQI recorded in
January153AQI
Lowest AQI recorded in
July61AQI
2023117AQI
Highest AQI recorded in
December118AQI
Lowest AQI recorded in
November106AQI
2021146AQI
Highest AQI recorded in
January165AQI
Lowest AQI recorded in
March87AQI
2020119AQI
Highest AQI recorded in
December164AQI
Lowest AQI recorded in
July72AQI
Most & Least Polluted Years Over the Last 5 Years
Environmental Monitoring Station's annual 2025 AQI (97) shows an average percentage change of -16.2% (improved AQI) compared to previous years: 2020 (119), 2021 (146), 2023 (117), 2024 (94).