Ningbo, 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
Ningbo, Zhejiang, China
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 64 of Moderate air quality, showing improvement over 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Ningbo, Zhejiang, China
5 AM29th Sep 2025
6 PM
4 AM30th Sep 2025
76AQI
58AQI
66AQI
52AQI
In the last 24 hours,
Ningbo's AQI reached its highest point of 76 at 7 AM during the Day, while the lowest point, 52, was recorded at 2 AM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Ningbo, Zhejiang, China
29°C24/36°C
29°C24/36°C
28°C24/35°C
29°C25/36°C
29°C24/35°C
29°C25/36°C
30°C25/37°C
30°C25/36°C
30°C25/37°C
28°C24/34°C
26°C24/29°C
26°C23/30°C
28°C24/35°C
28°C25/35°C
28°C25/34°C
29°C25/35°C
29°C24/35°C
29°C25/36°C
26°C24/28°C
27°C24/32°C
24°C23/24°C
24°C22/26°C
26°C22/29°C
27°C24/31°C
27°C24/31°C
28°C24/33°C
28°C24/33°C
28°C24/34°C
28°C24/34°C
27°C25/29°C
--°C/°C
53AQI
48AQI
53AQI
50AQI
2025 Days Vs Air Quality
Ningbo, Zhejiang, China
20%
54
68%
184
11%
30
1%
3
0.3%
1
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 20%
Health Risk Level:
Very high
In 2025, 20% of 273 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Ningbo, Zhejiang, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
105AQI
104AQI
103AQI
87AQI
130AQI
120AQI
142AQI
138AQI
87AQI
89AQI
112AQI
121AQI
135AQI
117AQI
85AQI
101AQI
115AQI
114AQI
131AQI
156AQI
163AQI
104AQI
103AQI
85AQI
71AQI
74AQI
60AQI
70AQI
118AQI
85AQI
85AQI
54AQI
92AQI
110AQI
108AQI
92AQI
90AQI
79AQI
64AQI
83AQI
87AQI
66AQI
125AQI
74AQI
87AQI
73AQI
106AQI
77AQI
79AQI
86AQI
75AQI
66AQI
81AQI
100AQI
132AQI
134AQI
155AQI
126AQI
96AQI
87AQI
82AQI
63AQI
53AQI
58AQI
62AQI
74AQI
108AQI
79AQI
83AQI
74AQI
74AQI
63AQI
64AQI
38AQI
75AQI
70AQI
79AQI
82AQI
84AQI
78AQI
83AQI
84AQI
93AQI
105AQI
115AQI
97AQI
80AQI
82AQI
65AQI
64AQI
69AQI
83AQI
80AQI
71AQI
87AQI
107AQI
80AQI
93AQI
91AQI
79AQI
79AQI
268AQI
88AQI
103AQI
75AQI
84AQI
83AQI
83AQI
75AQI
90AQI
72AQI
74AQI
65AQI
90AQI
70AQI
63AQI
63AQI
72AQI
61AQI
63AQI
71AQI
68AQI
73AQI
52AQI
66AQI
86AQI
78AQI
68AQI
63AQI
62AQI
67AQI
69AQI
67AQI
63AQI
62AQI
60AQI
66AQI
72AQI
61AQI
64AQI
49AQI
64AQI
44AQI
77AQI
74AQI
66AQI
63AQI
61AQI
63AQI
78AQI
72AQI
58AQI
54AQI
63AQI
75AQI
58AQI
66AQI
68AQI
65AQI
61AQI
51AQI
52AQI
53AQI
41AQI
51AQI
42AQI
48AQI
58AQI
58AQI
55AQI
49AQI
55AQI
55AQI
53AQI
53AQI
57AQI
56AQI
60AQI
55AQI
50AQI
45AQI
45AQI
48AQI
49AQI
51AQI
48AQI
44AQI
41AQI
44AQI
46AQI
54AQI
47AQI
45AQI
49AQI
61AQI
61AQI
62AQI
61AQI
56AQI
45AQI
45AQI
42AQI
42AQI
42AQI
43AQI
41AQI
38AQI
39AQI
38AQI
39AQI
32AQI
45AQI
55AQI
59AQI
60AQI
60AQI
54AQI
53AQI
52AQI
59AQI
61AQI
63AQI
64AQI
59AQI
51AQI
43AQI
40AQI
45AQI
50AQI
46AQI
49AQI
53AQI
58AQI
56AQI
56AQI
51AQI
48AQI
53AQI
47AQI
43AQI
46AQI
46AQI
51AQI
56AQI
54AQI
55AQI
54AQI
57AQI
57AQI
64AQI
55AQI
56AQI
54AQI
56AQI
56AQI
59AQI
57AQI
58AQI
49AQI
52AQI
51AQI
44AQI
55AQI
48AQI
50AQI
44AQI
41AQI
34AQI
28AQI
32AQI
41AQI
64AQI
107AQI
93AQI
77AQI
85AQI
66AQI
56AQI
47AQI
53AQI
51AQI
No. of days
202570AQI
Highest AQI recorded in
January107AQI
Lowest AQI recorded in
July47AQI
202471AQI
Highest AQI recorded in
January120AQI
Lowest AQI recorded in
July47AQI
202372AQI
Highest AQI recorded in
December108AQI
Lowest AQI recorded in
July47AQI
202272AQI
Highest AQI recorded in
January101AQI
Lowest AQI recorded in
June52AQI
202169AQI
Highest AQI recorded in
December105AQI
Lowest AQI recorded in
July44AQI
202067AQI
Highest AQI recorded in
December97AQI
Lowest AQI recorded in
August51AQI
Most & Least Polluted Years Over the Last 6 Years
Ningbo's annual 2025 AQI (70) shows an average percentage change of 0.4% (worsened AQI) compared to previous years: 2020 (67), 2021 (69), 2022 (72), 2023 (72), 2024 (71).