Bell Tower Station, Shanhu, Zhejiang, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
November Air Quality Analysis
Bell Tower Station, Shanhu, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (21st November ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 103 of Poor air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Nov - 22nd Nov 2025
Bell Tower Station, Shanhu, Zhejiang, China
6 AM21st Nov 2025
5 PM
5 AM22nd Nov 2025
AQI
AQI
139AQI
94AQI
In the last 24 hours,
Bell Tower Station's AQI reached its highest point of 139 at 12 AM during the Night, while the lowest point, 94, was recorded at 8 AM during the Night between 21st Nov and 22nd Nov 2025.
Day & Night AQI Trend : Oct - Nov 2025
Bell Tower Station, Shanhu, Zhejiang, China
14°C12/19°C
14°C12/18°C
16°C12/20°C
15°C12/19°C
14°C10/19°C
15°C10/21°C
15°C9/23°C
16°C14/20°C
15°C13/18°C
15°C12/21°C
16°C12/21°C
14°C10/18°C
14°C11/17°C
13°C11/16°C
17°C14/19°C
17°C16/18°C
19°C16/24°C
16°C15/16°C
15°C13/18°C
14°C12/16°C
13°C13/14°C
14°C10/18°C
12°C8/19°C
13°C8/21°C
15°C10/22°C
12°C7/15°C
5°C3/9°C
5°C1/10°C
6°C1/13°C
--°C/°C
--°C/°C
79AQI
79AQI
82AQI
77AQI
2025 Days Vs Air Quality
Bell Tower Station, Shanhu, Zhejiang, China
15%
50
71%
231
13%
43
0.3%
1
Total number of days with different AQI categories in last 325 days in 2025 (40 days remaining)
Under WHO’s Safe Air Quality Limits: 15%
Health Risk Level:
Extreme
In 2025, 15% of 325 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
Bell Tower Station, Shanhu, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
122AQI
124AQI
120AQI
99AQI
131AQI
123AQI
144AQI
137AQI
90AQI
93AQI
101AQI
109AQI
123AQI
118AQI
92AQI
95AQI
108AQI
111AQI
114AQI
144AQI
151AQI
123AQI
110AQI
97AQI
87AQI
75AQI
66AQI
78AQI
119AQI
99AQI
102AQI
60AQI
87AQI
118AQI
103AQI
91AQI
98AQI
77AQI
66AQI
78AQI
88AQI
76AQI
114AQI
110AQI
92AQI
102AQI
97AQI
97AQI
77AQI
91AQI
72AQI
69AQI
75AQI
111AQI
129AQI
137AQI
141AQI
125AQI
100AQI
87AQI
82AQI
71AQI
58AQI
66AQI
66AQI
84AQI
105AQI
89AQI
86AQI
95AQI
86AQI
74AQI
68AQI
43AQI
81AQI
66AQI
79AQI
85AQI
84AQI
77AQI
82AQI
83AQI
90AQI
95AQI
114AQI
103AQI
85AQI
84AQI
75AQI
68AQI
75AQI
77AQI
91AQI
80AQI
85AQI
88AQI
88AQI
89AQI
92AQI
80AQI
84AQI
112AQI
89AQI
102AQI
77AQI
82AQI
89AQI
89AQI
86AQI
98AQI
79AQI
73AQI
60AQI
76AQI
66AQI
68AQI
67AQI
75AQI
68AQI
75AQI
74AQI
74AQI
79AQI
65AQI
69AQI
84AQI
88AQI
72AQI
66AQI
64AQI
68AQI
72AQI
72AQI
68AQI
79AQI
67AQI
73AQI
74AQI
62AQI
63AQI
52AQI
63AQI
50AQI
80AQI
81AQI
76AQI
70AQI
68AQI
64AQI
71AQI
71AQI
62AQI
54AQI
59AQI
71AQI
56AQI
67AQI
70AQI
56AQI
61AQI
57AQI
53AQI
55AQI
45AQI
52AQI
47AQI
49AQI
58AQI
55AQI
54AQI
50AQI
55AQI
60AQI
53AQI
53AQI
56AQI
55AQI
56AQI
51AQI
52AQI
47AQI
47AQI
50AQI
53AQI
53AQI
53AQI
48AQI
44AQI
46AQI
44AQI
49AQI
47AQI
47AQI
52AQI
57AQI
62AQI
62AQI
61AQI
58AQI
45AQI
44AQI
40AQI
41AQI
40AQI
41AQI
41AQI
38AQI
41AQI
39AQI
38AQI
38AQI
44AQI
53AQI
59AQI
58AQI
58AQI
53AQI
50AQI
49AQI
53AQI
54AQI
59AQI
59AQI
58AQI
47AQI
43AQI
40AQI
44AQI
48AQI
46AQI
48AQI
54AQI
55AQI
52AQI
52AQI
52AQI
53AQI
52AQI
48AQI
44AQI
47AQI
49AQI
51AQI
54AQI
53AQI
55AQI
71AQI
63AQI
59AQI
62AQI
55AQI
56AQI
54AQI
55AQI
53AQI
55AQI
52AQI
56AQI
54AQI
55AQI
54AQI
49AQI
56AQI
51AQI
48AQI
45AQI
45AQI
43AQI
45AQI
91AQI
86AQI
88AQI
67AQI
68AQI
58AQI
70AQI
107AQI
96AQI
109AQI
121AQI
79AQI
55AQI
74AQI
94AQI
148AQI
145AQI
106AQI
111AQI
84AQI
63AQI
82AQI
59AQI
56AQI
57AQI
47AQI
59AQI
67AQI
78AQI
94AQI
96AQI
76AQI
70AQI
83AQI
62AQI
87AQI
116AQI
60AQI
75AQI
94AQI
94AQI
77AQI
79AQI
62AQI
79AQI
27AQI
62AQI
80AQI
94AQI
91AQI
92AQI
100AQI
56AQI
65AQI
89AQI
103AQI
110AQI
96AQI
81AQI
82AQI
70AQI
56AQI
47AQI
51AQI
58AQI
83AQI
80AQI
No. of days
202574AQI
Highest AQI recorded in
January110AQI
Lowest AQI recorded in
July47AQI
202467AQI
Highest AQI recorded in
December107AQI
Lowest AQI recorded in
May48AQI
202393AQI
Highest AQI recorded in
November101AQI
Lowest AQI recorded in
December93AQI
202265AQI
Highest AQI recorded in
August102AQI
Lowest AQI recorded in
June52AQI
202173AQI
Highest AQI recorded in
January118AQI
Lowest AQI recorded in
July43AQI
202076AQI
Highest AQI recorded in
December127AQI
Lowest AQI recorded in
June51AQI
Most & Least Polluted Years Over the Last 6 Years
Bell Tower Station's annual 2025 AQI (74) shows an average percentage change of 0.2% (worsened AQI) compared to previous years: 2020 (76), 2021 (73), 2022 (65), 2023 (93), 2024 (67).