Shaoxing, Zhejiang, 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
Shaoxing, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (17th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 56 of Moderate air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
Shaoxing, Zhejiang, China
5 AM17th Sep 2025
6 PM
4 AM18th Sep 2025
66AQI
42AQI
57AQI
54AQI
In the last 24 hours,
Shaoxing's AQI reached its highest point of 66 at 4 PM during the Day, while the lowest point, 42, was recorded at 9 AM during the Day between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Shaoxing, Zhejiang, China
31°C26/38°C
31°C26/40°C
31°C26/40°C
30°C25/38°C
32°C25/39°C
31°C24/40°C
29°C24/40°C
30°C24/37°C
31°C25/38°C
31°C25/39°C
31°C25/38°C
32°C26/39°C
29°C24/38°C
28°C23/36°C
28°C24/34°C
30°C25/37°C
30°C25/37°C
30°C25/38°C
31°C25/38°C
31°C26/38°C
31°C26/40°C
26°C23/33°C
26°C24/29°C
27°C23/31°C
29°C24/36°C
28°C25/34°C
28°C24/35°C
29°C25/37°C
30°C25/37°C
29°C25/36°C
--°C/°C
59AQI
51AQI
58AQI
56AQI
2025 Days Vs Air Quality
Shaoxing, Zhejiang, China
14%
36
64%
166
20%
51
2%
6
0.3%
1
Total number of days with different AQI categories in last 261 days in 2025 (104 days remaining)
Under WHO’s Safe Air Quality Limits: 14%
Health Risk Level:
Extreme
In 2025, 14% of 261 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
Shaoxing, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
137AQI
141AQI
134AQI
137AQI
154AQI
139AQI
152AQI
144AQI
92AQI
101AQI
104AQI
123AQI
126AQI
130AQI
80AQI
101AQI
110AQI
132AQI
125AQI
157AQI
166AQI
150AQI
136AQI
110AQI
82AQI
87AQI
64AQI
74AQI
122AQI
102AQI
102AQI
68AQI
111AQI
117AQI
108AQI
98AQI
106AQI
78AQI
69AQI
81AQI
98AQI
110AQI
136AQI
116AQI
131AQI
117AQI
110AQI
103AQI
85AQI
105AQI
83AQI
73AQI
93AQI
132AQI
136AQI
156AQI
151AQI
135AQI
110AQI
97AQI
91AQI
72AQI
63AQI
79AQI
86AQI
97AQI
123AQI
106AQI
120AQI
118AQI
103AQI
75AQI
77AQI
58AQI
90AQI
67AQI
86AQI
99AQI
91AQI
83AQI
94AQI
92AQI
94AQI
101AQI
123AQI
104AQI
85AQI
87AQI
78AQI
69AQI
77AQI
83AQI
96AQI
95AQI
98AQI
118AQI
89AQI
105AQI
114AQI
95AQI
90AQI
230AQI
91AQI
105AQI
77AQI
86AQI
94AQI
102AQI
100AQI
114AQI
96AQI
90AQI
69AQI
92AQI
67AQI
69AQI
63AQI
83AQI
70AQI
80AQI
76AQI
76AQI
83AQI
63AQI
74AQI
99AQI
97AQI
72AQI
59AQI
60AQI
67AQI
72AQI
70AQI
77AQI
96AQI
71AQI
63AQI
77AQI
60AQI
61AQI
49AQI
68AQI
46AQI
83AQI
85AQI
85AQI
81AQI
66AQI
67AQI
77AQI
76AQI
58AQI
46AQI
66AQI
78AQI
59AQI
66AQI
78AQI
53AQI
70AQI
55AQI
58AQI
63AQI
51AQI
53AQI
37AQI
50AQI
58AQI
57AQI
57AQI
52AQI
56AQI
63AQI
56AQI
59AQI
63AQI
60AQI
60AQI
51AQI
54AQI
50AQI
47AQI
47AQI
52AQI
53AQI
52AQI
48AQI
45AQI
48AQI
49AQI
58AQI
51AQI
51AQI
58AQI
61AQI
63AQI
63AQI
67AQI
62AQI
50AQI
47AQI
43AQI
45AQI
46AQI
48AQI
47AQI
43AQI
47AQI
44AQI
45AQI
37AQI
46AQI
56AQI
61AQI
62AQI
66AQI
57AQI
52AQI
49AQI
55AQI
56AQI
61AQI
62AQI
62AQI
50AQI
44AQI
41AQI
45AQI
50AQI
47AQI
50AQI
58AQI
62AQI
56AQI
52AQI
54AQI
54AQI
58AQI
51AQI
44AQI
45AQI
48AQI
51AQI
55AQI
54AQI
56AQI
74AQI
67AQI
61AQI
74AQI
59AQI
58AQI
54AQI
59AQI
56AQI
57AQI
51AQI
62AQI
55AQI
56AQI
120AQI
108AQI
91AQI
95AQI
73AQI
58AQI
50AQI
54AQI
59AQI
No. of days
202579AQI
Highest AQI recorded in
January120AQI
Lowest AQI recorded in
July50AQI
202483AQI
Highest AQI recorded in
January134AQI
Lowest AQI recorded in
July52AQI
202388AQI
Highest AQI recorded in
December118AQI
Lowest AQI recorded in
July56AQI
202289AQI
Highest AQI recorded in
January129AQI
Lowest AQI recorded in
June62AQI
202184AQI
Highest AQI recorded in
January119AQI
Lowest AQI recorded in
July52AQI
202082AQI
Highest AQI recorded in
December128AQI
Lowest AQI recorded in
August59AQI
Most & Least Polluted Years Over the Last 6 Years
Shaoxing's annual 2025 AQI (79) shows an average percentage change of -6.7% (improved AQI) compared to previous years: 2020 (82), 2021 (84), 2022 (89), 2023 (88), 2024 (83).