Nanjing, Jiangsu, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Nanjing, Jiangsu, China
AQI Trends: Highest and Lowest
Same Day Analysis (2nd June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 99 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Nanjing, Jiangsu, China
5 AM2nd Jun 2026
6 PM
4 AM3rd Jun 2026
150AQI
63AQI
136AQI
94AQI
In the last 24 hours,
Nanjing's AQI reached its highest point of 150 at 6 AM during the Day, while the lowest point, 63, was recorded at 4 PM during the Day between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Nanjing, Jiangsu, China
21°C15/28°C
22°C16/29°C
21°C17/26°C
18°C14/23°C
18°C13/25°C
21°C13/28°C
25°C18/31°C
26°C20/33°C
26°C21/33°C
25°C21/30°C
23°C19/28°C
24°C20/30°C
24°C19/31°C
24°C19/30°C
22°C20/24°C
22°C20/24°C
23°C18/29°C
24°C18/29°C
26°C22/31°C
24°C23/26°C
26°C23/31°C
25°C22/27°C
22°C21/25°C
27°C22/33°C
25°C23/29°C
23°C20/27°C
23°C17/30°C
25°C19/32°C
28°C22/34°C
26°C22/31°C
77AQI
48AQI
71AQI
49AQI
2026 Days Vs Air Quality
Nanjing, Jiangsu, China
16%
25
53%
81
27%
41
4%
6
Total number of days with different AQI categories in last 154 days in 2026 (211 days remaining)
Under WHO’s Safe Air Quality Limits: 16%
Health Risk Level:
Extreme
In 2026, 16% of 154 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
Nanjing, Jiangsu, China
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
45AQI (US)
102AQI (US)
96AQI (US)
156AQI (US)
161AQI (US)
147AQI (US)
80AQI (US)
123AQI (US)
124AQI (US)
108AQI (US)
64AQI (US)
79AQI (US)
122AQI (US)
129AQI (US)
135AQI (US)
157AQI (US)
167AQI (US)
121AQI (US)
41AQI (US)
69AQI (US)
93AQI (US)
74AQI (US)
114AQI (US)
147AQI (US)
151AQI (US)
51AQI (US)
74AQI (US)
101AQI (US)
88AQI (US)
55AQI (US)
47AQI (US)
89AQI (US)
111AQI (US)
137AQI (US)
107AQI (US)
138AQI (US)
70AQI (US)
55AQI (US)
79AQI (US)
58AQI (US)
90AQI (US)
114AQI (US)
115AQI (US)
127AQI (US)
112AQI (US)
123AQI (US)
55AQI (US)
87AQI (US)
120AQI (US)
127AQI (US)
94AQI (US)
64AQI (US)
78AQI (US)
70AQI (US)
48AQI (US)
72AQI (US)
47AQI (US)
23AQI (US)
63AQI (US)
63AQI (US)
29AQI (US)
108AQI (US)
83AQI (US)
88AQI (US)
105AQI (US)
89AQI (US)
64AQI (US)
120AQI (US)
97AQI (US)
114AQI (US)
123AQI (US)
113AQI (US)
126AQI (US)
107AQI (US)
85AQI (US)
96AQI (US)
91AQI (US)
131AQI (US)
160AQI (US)
126AQI (US)
112AQI (US)
98AQI (US)
119AQI (US)
130AQI (US)
125AQI (US)
80AQI (US)
66AQI (US)
71AQI (US)
67AQI (US)
102AQI (US)
142AQI (US)
113AQI (US)
79AQI (US)
68AQI (US)
95AQI (US)
94AQI (US)
66AQI (US)
37AQI (US)
53AQI (US)
77AQI (US)
105AQI (US)
33AQI (US)
46AQI (US)
64AQI (US)
64AQI (US)
66AQI (US)
87AQI (US)
73AQI (US)
40AQI (US)
68AQI (US)
56AQI (US)
20AQI (US)
19AQI (US)
44AQI (US)
74AQI (US)
65AQI (US)
89AQI (US)
53AQI (US)
38AQI (US)
59AQI (US)
50AQI (US)
68AQI (US)
55AQI (US)
28AQI (US)
46AQI (US)
48AQI (US)
73AQI (US)
28AQI (US)
33AQI (US)
58AQI (US)
71AQI (US)
88AQI (US)
91AQI (US)
75AQI (US)
41AQI (US)
75AQI (US)
62AQI (US)
55AQI (US)
52AQI (US)
63AQI (US)
68AQI (US)
79AQI (US)
72AQI (US)
71AQI (US)
65AQI (US)
44AQI (US)
32AQI (US)
44AQI (US)
56AQI (US)
59AQI (US)
69AQI (US)
59AQI (US)
99AQI (US)
104AQI (US)
88AQI (US)
100AQI (US)
66AQI (US)
59AQI (US)
79AQI (US)
No. of days
202683AQI (US)
Highest AQI (US) recorded in
January104AQI (US)
Lowest AQI (US) recorded in
May59AQI (US)
202583AQI (US)
Highest AQI (US) recorded in
January116AQI (US)
Lowest AQI (US) recorded in
July54AQI (US)
202481AQI (US)
Highest AQI (US) recorded in
January123AQI (US)
Lowest AQI (US) recorded in
July41AQI (US)
202383AQI (US)
Highest AQI (US) recorded in
December114AQI (US)
Lowest AQI (US) recorded in
July44AQI (US)
202284AQI (US)
Highest AQI (US) recorded in
January126AQI (US)
Lowest AQI (US) recorded in
July52AQI (US)
202185AQI (US)
Highest AQI (US) recorded in
January120AQI (US)
Lowest AQI (US) recorded in
July51AQI (US)
202081AQI (US)
Highest AQI (US) recorded in
December130AQI (US)
Lowest AQI (US) recorded in
August59AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nanjing's annual 2026 AQI (US) (83) shows an average percentage change of 0.2% (worsened AQI (US)) compared to previous years: 2020 (81), 2021 (85), 2022 (84), 2023 (83), 2024 (81), 2025 (83).