Cao County Cultural Center, Heze, Shandong, 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
Cao County Cultural Center, Heze, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (15th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 88 of Moderate air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Oct - 16th Oct 2025
Cao County Cultural Center, Heze, Shandong, China
6 AM15th Oct 2025
6 PM
5 AM16th Oct 2025
104AQI
72AQI
142AQI
88AQI
In the last 24 hours,
Cao County Cultural Center's AQI reached its highest point of 142 at 2 AM during the Night, while the lowest point, 72, was recorded at 4 PM during the Day between 15th Oct and 16th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Cao County Cultural Center, Heze, Shandong, China
22°C18/24°C
19°C16/22°C
17°C15/21°C
15°C13/17°C
18°C12/24°C
18°C16/22°C
15°C14/17°C
15°C15/15°C
19°C15/26°C
21°C16/26°C
20°C19/22°C
19°C19/19°C
20°C18/23°C
21°C18/26°C
22°C17/27°C
20°C16/25°C
17°C16/17°C
19°C17/22°C
19°C18/19°C
19°C19/20°C
17°C13/19°C
17°C14/21°C
18°C16/20°C
12°C11/12°C
12°C11/12°C
13°C10/15°C
13°C13/14°C
15°C12/19°C
17°C13/22°C
17°C15/19°C
--°C/°C
68AQI
56AQI
66AQI
57AQI
2025 Days Vs Air Quality
Cao County Cultural Center, Heze, Shandong, China
5%
15
66%
191
19%
54
8%
23
1%
4
0.3%
1
Total number of days with different AQI categories in last 289 days in 2025 (76 days remaining)
Under WHO’s Safe Air Quality Limits: 5%
Health Risk Level:
Extreme
In 2025, 5% of 289 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
Cao County Cultural Center, Heze, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
177AQI
153AQI
172AQI
191AQI
157AQI
98AQI
120AQI
81AQI
86AQI
95AQI
113AQI
105AQI
136AQI
229AQI
95AQI
120AQI
128AQI
152AQI
149AQI
163AQI
190AQI
189AQI
171AQI
202AQI
169AQI
138AQI
88AQI
107AQI
239AQI
160AQI
169AQI
163AQI
176AQI
161AQI
124AQI
93AQI
98AQI
68AQI
79AQI
92AQI
110AQI
142AQI
128AQI
119AQI
135AQI
137AQI
95AQI
99AQI
114AQI
119AQI
104AQI
123AQI
137AQI
98AQI
100AQI
117AQI
128AQI
147AQI
147AQI
171AQI
73AQI
81AQI
74AQI
104AQI
120AQI
116AQI
138AQI
147AQI
152AQI
157AQI
167AQI
125AQI
98AQI
129AQI
72AQI
82AQI
62AQI
91AQI
66AQI
68AQI
76AQI
99AQI
408AQI
188AQI
157AQI
127AQI
141AQI
80AQI
92AQI
97AQI
97AQI
62AQI
84AQI
109AQI
79AQI
96AQI
97AQI
130AQI
136AQI
143AQI
122AQI
267AQI
113AQI
86AQI
73AQI
99AQI
117AQI
132AQI
89AQI
93AQI
81AQI
89AQI
113AQI
79AQI
86AQI
75AQI
95AQI
68AQI
71AQI
90AQI
81AQI
96AQI
60AQI
75AQI
118AQI
121AQI
117AQI
99AQI
71AQI
61AQI
73AQI
72AQI
83AQI
89AQI
86AQI
104AQI
193AQI
100AQI
123AQI
99AQI
113AQI
116AQI
121AQI
102AQI
91AQI
87AQI
93AQI
90AQI
95AQI
88AQI
112AQI
74AQI
87AQI
77AQI
82AQI
80AQI
81AQI
88AQI
93AQI
82AQI
76AQI
85AQI
75AQI
71AQI
73AQI
63AQI
60AQI
66AQI
63AQI
54AQI
60AQI
63AQI
51AQI
56AQI
62AQI
71AQI
59AQI
61AQI
49AQI
45AQI
46AQI
45AQI
43AQI
43AQI
45AQI
46AQI
51AQI
55AQI
63AQI
47AQI
73AQI
84AQI
67AQI
67AQI
69AQI
67AQI
70AQI
63AQI
63AQI
68AQI
66AQI
53AQI
51AQI
54AQI
53AQI
56AQI
52AQI
50AQI
49AQI
45AQI
56AQI
57AQI
57AQI
55AQI
57AQI
63AQI
61AQI
67AQI
67AQI
62AQI
53AQI
55AQI
54AQI
52AQI
56AQI
60AQI
60AQI
52AQI
58AQI
61AQI
60AQI
53AQI
55AQI
56AQI
55AQI
58AQI
62AQI
64AQI
62AQI
63AQI
62AQI
65AQI
55AQI
53AQI
59AQI
60AQI
69AQI
70AQI
63AQI
68AQI
60AQI
60AQI
64AQI
55AQI
53AQI
68AQI
63AQI
60AQI
51AQI
51AQI
55AQI
43AQI
53AQI
66AQI
61AQI
48AQI
60AQI
63AQI
52AQI
59AQI
55AQI
61AQI
57AQI
58AQI
47AQI
56AQI
77AQI
55AQI
54AQI
86AQI
115AQI
67AQI
54AQI
57AQI
71AQI
62AQI
81AQI
88AQI
147AQI
120AQI
121AQI
102AQI
98AQI
68AQI
57AQI
59AQI
59AQI
69AQI
No. of days
202591AQI
Highest AQI recorded in
January147AQI
Lowest AQI recorded in
July57AQI
2024103AQI
Highest AQI recorded in
January155AQI
Lowest AQI recorded in
July61AQI
2023103AQI
Highest AQI recorded in
January161AQI
Lowest AQI recorded in
July51AQI
2022111AQI
Highest AQI recorded in
January179AQI
Lowest AQI recorded in
August60AQI
2021119AQI
Highest AQI recorded in
January179AQI
Lowest AQI recorded in
July60AQI
2020109AQI
Highest AQI recorded in
December159AQI
Lowest AQI recorded in
August73AQI
Most & Least Polluted Years Over the Last 6 Years
Cao County Cultural Center's annual 2025 AQI (91) shows an average percentage change of -16.3% (improved AQI) compared to previous years: 2020 (109), 2021 (119), 2022 (111), 2023 (103), 2024 (103).