Environment Protection Office, Puyang, 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
Environment Protection Office, Puyang, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 59 of Moderate air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 13th Aug - 14th Aug 2026
Environment Protection Office, Puyang, Henan, China
5 AM13th Aug 2026
7 PM
4 AM14th Aug 2026
52AQI
11AQI
70AQI
36AQI
In the last 24 hours,
Environment Protection Office's AQI reached its highest point of 70 at 9 PM during the Night, while the lowest point, 11, was recorded at 11 AM during the Day between 13th Aug and 14th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Environment Protection Office, Puyang, Henan, China
30°C26/36°C
24°C20/29°C
27°C20/33°C
30°C25/36°C
29°C24/34°C
29°C24/36°C
30°C24/36°C
29°C23/35°C
27°C24/31°C
29°C24/33°C
30°C26/36°C
28°C25/32°C
27°C25/31°C
28°C25/32°C
28°C25/31°C
29°C26/34°C
30°C27/35°C
31°C27/37°C
32°C27/38°C
31°C26/37°C
30°C24/35°C
31°C26/37°C
33°C28/39°C
28°C23/33°C
26°C20/34°C
27°C22/34°C
24°C23/26°C
23°C21/24°C
23°C21/26°C
26°C22/31°C
53AQI
45AQI
56AQI
48AQI
2026 Days Vs Air Quality
Environment Protection Office, Puyang, Henan, China
24%
54
44%
100
19%
44
12%
28
Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)
Under WHO’s Safe Air Quality Limits: 24%
Health Risk Level:
Very high
In 2026, 24% of 226 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
Environment Protection Office, Puyang, Henan, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
67AQI (US)
110AQI (US)
160AQI (US)
171AQI (US)
193AQI (US)
158AQI (US)
81AQI (US)
90AQI (US)
93AQI (US)
76AQI (US)
46AQI (US)
80AQI (US)
148AQI (US)
162AQI (US)
143AQI (US)
142AQI (US)
116AQI (US)
108AQI (US)
79AQI (US)
39AQI (US)
70AQI (US)
108AQI (US)
145AQI (US)
139AQI (US)
175AQI (US)
170AQI (US)
167AQI (US)
151AQI (US)
168AQI (US)
149AQI (US)
163AQI (US)
163AQI (US)
154AQI (US)
164AQI (US)
159AQI (US)
163AQI (US)
65AQI (US)
77AQI (US)
131AQI (US)
120AQI (US)
125AQI (US)
129AQI (US)
140AQI (US)
161AQI (US)
158AQI (US)
89AQI (US)
44AQI (US)
117AQI (US)
107AQI (US)
97AQI (US)
75AQI (US)
96AQI (US)
90AQI (US)
74AQI (US)
65AQI (US)
60AQI (US)
102AQI (US)
143AQI (US)
152AQI (US)
122AQI (US)
89AQI (US)
143AQI (US)
158AQI (US)
142AQI (US)
105AQI (US)
106AQI (US)
153AQI (US)
157AQI (US)
162AQI (US)
166AQI (US)
172AQI (US)
170AQI (US)
150AQI (US)
83AQI (US)
125AQI (US)
156AQI (US)
91AQI (US)
90AQI (US)
134AQI (US)
137AQI (US)
125AQI (US)
140AQI (US)
156AQI (US)
149AQI (US)
118AQI (US)
143AQI (US)
128AQI (US)
77AQI (US)
85AQI (US)
106AQI (US)
105AQI (US)
109AQI (US)
57AQI (US)
59AQI (US)
74AQI (US)
73AQI (US)
97AQI (US)
72AQI (US)
79AQI (US)
94AQI (US)
81AQI (US)
86AQI (US)
50AQI (US)
59AQI (US)
67AQI (US)
106AQI (US)
125AQI (US)
100AQI (US)
85AQI (US)
67AQI (US)
52AQI (US)
45AQI (US)
46AQI (US)
41AQI (US)
64AQI (US)
75AQI (US)
103AQI (US)
61AQI (US)
49AQI (US)
74AQI (US)
65AQI (US)
39AQI (US)
23AQI (US)
47AQI (US)
61AQI (US)
65AQI (US)
66AQI (US)
44AQI (US)
54AQI (US)
66AQI (US)
80AQI (US)
113AQI (US)
100AQI (US)
111AQI (US)
84AQI (US)
77AQI (US)
64AQI (US)
56AQI (US)
53AQI (US)
64AQI (US)
68AQI (US)
78AQI (US)
73AQI (US)
71AQI (US)
66AQI (US)
45AQI (US)
46AQI (US)
45AQI (US)
32AQI (US)
52AQI (US)
57AQI (US)
66AQI (US)
86AQI (US)
107AQI (US)
36AQI (US)
89AQI (US)
73AQI (US)
18AQI (US)
40AQI (US)
47AQI (US)
55AQI (US)
44AQI (US)
69AQI (US)
46AQI (US)
63AQI (US)
53AQI (US)
50AQI (US)
54AQI (US)
69AQI (US)
54AQI (US)
39AQI (US)
44AQI (US)
36AQI (US)
63AQI (US)
35AQI (US)
52AQI (US)
28AQI (US)
64AQI (US)
87AQI (US)
82AQI (US)
110AQI (US)
56AQI (US)
77AQI (US)
60AQI (US)
35AQI (US)
44AQI (US)
27AQI (US)
21AQI (US)
34AQI (US)
42AQI (US)
38AQI (US)
56AQI (US)
47AQI (US)
42AQI (US)
44AQI (US)
47AQI (US)
61AQI (US)
41AQI (US)
57AQI (US)
68AQI (US)
78AQI (US)
84AQI (US)
58AQI (US)
36AQI (US)
35AQI (US)
36AQI (US)
58AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
27AQI (US)
31AQI (US)
31AQI (US)
33AQI (US)
36AQI (US)
57AQI (US)
62AQI (US)
80AQI (US)
90AQI (US)
66AQI (US)
34AQI (US)
51AQI (US)
61AQI (US)
40AQI (US)
33AQI (US)
59AQI (US)
125AQI (US)
115AQI (US)
130AQI (US)
75AQI (US)
63AQI (US)
59AQI (US)
46AQI (US)
52AQI (US)
No. of days
202685AQI (US)
Highest AQI (US) recorded in
March130AQI (US)
Lowest AQI (US) recorded in
July46AQI (US)
2025101AQI (US)
Highest AQI (US) recorded in
December138AQI (US)
Lowest AQI (US) recorded in
August60AQI (US)
2024107AQI (US)
Highest AQI (US) recorded in
January146AQI (US)
Lowest AQI (US) recorded in
August67AQI (US)
2023111AQI (US)
Highest AQI (US) recorded in
January164AQI (US)
Lowest AQI (US) recorded in
July68AQI (US)
2022123AQI (US)
Highest AQI (US) recorded in
January189AQI (US)
Lowest AQI (US) recorded in
July72AQI (US)
2021123AQI (US)
Highest AQI (US) recorded in
March183AQI (US)
Lowest AQI (US) recorded in
July71AQI (US)
2020116AQI (US)
Highest AQI (US) recorded in
December174AQI (US)
Lowest AQI (US) recorded in
August80AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Environment Protection Office's annual 2026 AQI (US) (85) shows an average percentage change of -24.7% (improved AQI (US)) compared to previous years: 2020 (116), 2021 (123), 2022 (123), 2023 (111), 2024 (107), 2025 (101).