Chengde, Hebei, 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
Chengde, Hebei, China
AQI Trends: Highest and Lowest
Same Day Analysis (26th September):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 44 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Day & Night AQI Trend: 25th Sep - 26th Sep 2026
Chengde, Hebei, China
5 AM25th Sep 2026
6 PM
4 AM26th Sep 2026
95AQI
49AQI
87AQI
38AQI
In the last 24 hours,
Chengde's AQI reached its highest point of 95 at 2 PM during the Day, while the lowest point, 38, was recorded at 4 AM during the Night between 25th Sep and 26th Sep 2026.
Day & Night AQI Trend : Aug - Sep 2026
Chengde, Hebei, China
18°C15/22°C
19°C15/25°C
20°C15/25°C
18°C14/22°C
19°C14/23°C
19°C14/24°C
21°C16/27°C
22°C17/27°C
23°C19/28°C
22°C17/27°C
16°C12/20°C
15°C11/19°C
15°C10/20°C
16°C10/23°C
18°C12/24°C
18°C13/25°C
17°C13/22°C
14°C9/20°C
16°C10/25°C
19°C13/28°C
21°C15/28°C
19°C14/25°C
19°C14/25°C
18°C15/21°C
18°C13/25°C
19°C14/26°C
20°C15/27°C
18°C15/21°C
18°C14/25°C
17°C13/22°C
53AQI
43AQI
60AQI
47AQI
2026 Days Vs Air Quality
Chengde, Hebei, China
45%
121
45%
120
10%
27
0.3%
1
Total number of days with different AQI categories in last 269 days in 2026 (96 days remaining)
Under WHO’s Safe Air Quality Limits: 45%
Health Risk Level:
Significant
In 2026, 45% of 269 days were within WHO’s safe air quality limits, and 55% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Chengde, Hebei, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
60AQI (US)
62AQI (US)
92AQI (US)
92AQI (US)
62AQI (US)
54AQI (US)
43AQI (US)
75AQI (US)
117AQI (US)
35AQI (US)
28AQI (US)
62AQI (US)
40AQI (US)
88AQI (US)
143AQI (US)
95AQI (US)
35AQI (US)
68AQI (US)
31AQI (US)
31AQI (US)
39AQI (US)
60AQI (US)
66AQI (US)
54AQI (US)
48AQI (US)
70AQI (US)
43AQI (US)
82AQI (US)
98AQI (US)
106AQI (US)
79AQI (US)
54AQI (US)
32AQI (US)
83AQI (US)
134AQI (US)
85AQI (US)
27AQI (US)
26AQI (US)
35AQI (US)
81AQI (US)
92AQI (US)
50AQI (US)
93AQI (US)
98AQI (US)
102AQI (US)
30AQI (US)
41AQI (US)
90AQI (US)
46AQI (US)
76AQI (US)
99AQI (US)
115AQI (US)
56AQI (US)
38AQI (US)
72AQI (US)
127AQI (US)
104AQI (US)
88AQI (US)
100AQI (US)
107AQI (US)
141AQI (US)
108AQI (US)
94AQI (US)
107AQI (US)
49AQI (US)
80AQI (US)
108AQI (US)
31AQI (US)
75AQI (US)
63AQI (US)
107AQI (US)
149AQI (US)
77AQI (US)
70AQI (US)
85AQI (US)
133AQI (US)
58AQI (US)
45AQI (US)
62AQI (US)
97AQI (US)
115AQI (US)
149AQI (US)
152AQI (US)
142AQI (US)
110AQI (US)
37AQI (US)
72AQI (US)
98AQI (US)
43AQI (US)
49AQI (US)
38AQI (US)
67AQI (US)
98AQI (US)
84AQI (US)
57AQI (US)
30AQI (US)
36AQI (US)
75AQI (US)
82AQI (US)
37AQI (US)
46AQI (US)
64AQI (US)
49AQI (US)
93AQI (US)
128AQI (US)
129AQI (US)
69AQI (US)
111AQI (US)
87AQI (US)
68AQI (US)
51AQI (US)
62AQI (US)
81AQI (US)
95AQI (US)
75AQI (US)
61AQI (US)
45AQI (US)
26AQI (US)
21AQI (US)
33AQI (US)
47AQI (US)
55AQI (US)
19AQI (US)
27AQI (US)
62AQI (US)
57AQI (US)
26AQI (US)
36AQI (US)
68AQI (US)
74AQI (US)
44AQI (US)
68AQI (US)
116AQI (US)
131AQI (US)
114AQI (US)
78AQI (US)
67AQI (US)
63AQI (US)
62AQI (US)
71AQI (US)
78AQI (US)
88AQI (US)
85AQI (US)
77AQI (US)
73AQI (US)
54AQI (US)
50AQI (US)
31AQI (US)
21AQI (US)
34AQI (US)
55AQI (US)
39AQI (US)
86AQI (US)
40AQI (US)
30AQI (US)
31AQI (US)
34AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
35AQI (US)
30AQI (US)
38AQI (US)
74AQI (US)
40AQI (US)
91AQI (US)
94AQI (US)
43AQI (US)
67AQI (US)
96AQI (US)
36AQI (US)
25AQI (US)
39AQI (US)
38AQI (US)
63AQI (US)
23AQI (US)
33AQI (US)
55AQI (US)
82AQI (US)
83AQI (US)
58AQI (US)
44AQI (US)
71AQI (US)
74AQI (US)
79AQI (US)
29AQI (US)
36AQI (US)
42AQI (US)
34AQI (US)
51AQI (US)
40AQI (US)
24AQI (US)
19AQI (US)
44AQI (US)
39AQI (US)
34AQI (US)
33AQI (US)
49AQI (US)
42AQI (US)
40AQI (US)
60AQI (US)
62AQI (US)
52AQI (US)
71AQI (US)
63AQI (US)
56AQI (US)
43AQI (US)
60AQI (US)
59AQI (US)
49AQI (US)
40AQI (US)
45AQI (US)
50AQI (US)
48AQI (US)
44AQI (US)
33AQI (US)
45AQI (US)
53AQI (US)
46AQI (US)
30AQI (US)
35AQI (US)
55AQI (US)
64AQI (US)
34AQI (US)
23AQI (US)
29AQI (US)
38AQI (US)
39AQI (US)
31AQI (US)
35AQI (US)
44AQI (US)
69AQI (US)
94AQI (US)
79AQI (US)
59AQI (US)
50AQI (US)
52AQI (US)
30AQI (US)
32AQI (US)
29AQI (US)
29AQI (US)
38AQI (US)
29AQI (US)
35AQI (US)
45AQI (US)
43AQI (US)
42AQI (US)
41AQI (US)
66AQI (US)
63AQI (US)
25AQI (US)
32AQI (US)
40AQI (US)
41AQI (US)
41AQI (US)
44AQI (US)
28AQI (US)
38AQI (US)
65AQI (US)
96AQI (US)
102AQI (US)
80AQI (US)
54AQI (US)
44AQI (US)
53AQI (US)
77AQI (US)
60AQI (US)
69AQI (US)
44AQI (US)
66AQI (US)
74AQI (US)
91AQI (US)
67AQI (US)
62AQI (US)
50AQI (US)
48AQI (US)
44AQI (US)
53AQI (US)
No. of days
202662AQI (US)
Highest AQI (US) recorded in
March91AQI (US)
Lowest AQI (US) recorded in
August44AQI (US)
202573AQI (US)
Highest AQI (US) recorded in
January87AQI (US)
Lowest AQI (US) recorded in
August59AQI (US)
202472AQI (US)
Highest AQI (US) recorded in
November87AQI (US)
Lowest AQI (US) recorded in
August51AQI (US)
202380AQI (US)
Highest AQI (US) recorded in
February100AQI (US)
Lowest AQI (US) recorded in
August54AQI (US)
202278AQI (US)
Highest AQI (US) recorded in
January106AQI (US)
Lowest AQI (US) recorded in
July61AQI (US)
202170AQI (US)
Highest AQI (US) recorded in
March130AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202074AQI (US)
Highest AQI (US) recorded in
July84AQI (US)
Lowest AQI (US) recorded in
September56AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chengde's annual 2026 AQI (US) (62) shows an average percentage change of -16.6% (improved AQI (US)) compared to previous years: 2020 (74), 2021 (70), 2022 (78), 2023 (80), 2024 (72), 2025 (73).