Vocational College, Shengli, 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
Vocational College, Shengli, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (11th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 37 of Good 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: 11th Oct - 12th Oct 2025
Vocational College, Shengli, Shandong, China
5 AM11th Oct 2025
5 PM
4 AM12th Oct 2025
68AQI
28AQI
103AQI
14AQI
In the last 24 hours,
Vocational College's AQI reached its highest point of 103 at 7 PM during the Night, while the lowest point, 14, was recorded at 5 AM during the Night between 11th Oct and 12th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Vocational College, Shengli, Shandong, China
23°C21/25°C
25°C20/30°C
27°C22/32°C
28°C23/33°C
23°C19/27°C
20°C17/24°C
21°C16/25°C
15°C13/16°C
18°C12/25°C
21°C18/25°C
19°C18/21°C
18°C17/18°C
20°C16/25°C
22°C17/28°C
23°C18/28°C
21°C18/21°C
21°C17/25°C
23°C19/28°C
24°C20/28°C
25°C21/29°C
19°C18/19°C
20°C18/24°C
22°C18/26°C
20°C17/21°C
17°C16/17°C
19°C16/22°C
18°C16/21°C
16°C14/16°C
16°C15/16°C
14°C14/14°C
--°C/°C
75AQI
56AQI
68AQI
54AQI
2025 Days Vs Air Quality
Vocational College, Shengli, Shandong, China
7%
21
76%
215
15%
44
1%
4
Total number of days with different AQI categories in last 285 days in 2025 (80 days remaining)
Under WHO’s Safe Air Quality Limits: 7%
Health Risk Level:
Extreme
In 2025, 7% of 285 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
Vocational College, Shengli, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
137AQI
76AQI
129AQI
149AQI
173AQI
106AQI
112AQI
58AQI
64AQI
79AQI
113AQI
107AQI
140AQI
98AQI
86AQI
83AQI
88AQI
139AQI
123AQI
140AQI
134AQI
78AQI
130AQI
113AQI
104AQI
104AQI
58AQI
77AQI
136AQI
119AQI
102AQI
83AQI
134AQI
62AQI
76AQI
53AQI
77AQI
43AQI
51AQI
72AQI
111AQI
113AQI
81AQI
109AQI
115AQI
106AQI
68AQI
63AQI
66AQI
67AQI
87AQI
76AQI
68AQI
63AQI
74AQI
98AQI
121AQI
148AQI
166AQI
123AQI
97AQI
77AQI
97AQI
66AQI
87AQI
84AQI
141AQI
137AQI
157AQI
157AQI
126AQI
87AQI
93AQI
73AQI
68AQI
61AQI
53AQI
80AQI
78AQI
78AQI
95AQI
120AQI
120AQI
90AQI
105AQI
83AQI
65AQI
57AQI
83AQI
98AQI
109AQI
64AQI
78AQI
107AQI
59AQI
87AQI
123AQI
77AQI
95AQI
89AQI
107AQI
98AQI
67AQI
62AQI
71AQI
98AQI
124AQI
69AQI
75AQI
74AQI
87AQI
63AQI
92AQI
63AQI
85AQI
79AQI
69AQI
72AQI
77AQI
97AQI
91AQI
82AQI
65AQI
75AQI
78AQI
68AQI
99AQI
76AQI
68AQI
65AQI
79AQI
81AQI
91AQI
98AQI
73AQI
109AQI
79AQI
87AQI
113AQI
106AQI
93AQI
115AQI
85AQI
83AQI
75AQI
92AQI
95AQI
94AQI
91AQI
88AQI
113AQI
92AQI
99AQI
60AQI
55AQI
73AQI
80AQI
86AQI
80AQI
95AQI
61AQI
66AQI
58AQI
59AQI
62AQI
60AQI
53AQI
64AQI
65AQI
57AQI
56AQI
64AQI
77AQI
73AQI
77AQI
79AQI
87AQI
86AQI
87AQI
71AQI
65AQI
57AQI
53AQI
60AQI
61AQI
62AQI
47AQI
63AQI
55AQI
61AQI
66AQI
66AQI
68AQI
66AQI
51AQI
58AQI
51AQI
58AQI
56AQI
59AQI
60AQI
44AQI
47AQI
40AQI
42AQI
53AQI
53AQI
44AQI
46AQI
48AQI
43AQI
48AQI
56AQI
56AQI
58AQI
52AQI
65AQI
64AQI
54AQI
60AQI
42AQI
46AQI
57AQI
64AQI
64AQI
66AQI
57AQI
56AQI
52AQI
61AQI
66AQI
64AQI
65AQI
63AQI
61AQI
62AQI
61AQI
58AQI
62AQI
57AQI
55AQI
56AQI
51AQI
54AQI
65AQI
66AQI
58AQI
63AQI
65AQI
69AQI
77AQI
69AQI
72AQI
68AQI
71AQI
73AQI
82AQI
80AQI
79AQI
51AQI
48AQI
45AQI
52AQI
58AQI
62AQI
69AQI
69AQI
88AQI
91AQI
84AQI
80AQI
98AQI
97AQI
90AQI
57AQI
40AQI
50AQI
51AQI
38AQI
70AQI
68AQI
37AQI
40AQI
37AQI
108AQI
88AQI
95AQI
84AQI
87AQI
72AQI
54AQI
58AQI
70AQI
53AQI
No. of days
202578AQI
Highest AQI recorded in
January108AQI
Lowest AQI recorded in
October53AQI
202494AQI
Highest AQI recorded in
January125AQI
Lowest AQI recorded in
September60AQI
2023102AQI
Highest AQI recorded in
March132AQI
Lowest AQI recorded in
August71AQI
2022100AQI
Highest AQI recorded in
January120AQI
Lowest AQI recorded in
August56AQI
2021103AQI
Highest AQI recorded in
March152AQI
Lowest AQI recorded in
September65AQI
202099AQI
Highest AQI recorded in
December134AQI
Lowest AQI recorded in
August75AQI
Most & Least Polluted Years Over the Last 6 Years
Vocational College's annual 2025 AQI (78) shows an average percentage change of -21.2% (improved AQI) compared to previous years: 2020 (99), 2021 (103), 2022 (100), 2023 (102), 2024 (94).