Ruijin Road, Nanjing, Jiangsu, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Ruijin Road, Nanjing, Jiangsu, China
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Ruijin Road, Nanjing, Jiangsu, China
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
67AQI
50AQI
55AQI
53AQI
In the last 24 hours,
Ruijin Road's AQI reached its highest point of 67 at 9 AM during the Day, while the lowest point, 50, was recorded at 3 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ruijin Road, Nanjing, Jiangsu, China
34°C30/40°C
32°C27/37°C
28°C26/32°C
29°C26/33°C
29°C25/33°C
28°C25/32°C
27°C24/32°C
29°C24/35°C
30°C27/34°C
30°C25/36°C
31°C25/37°C
29°C26/35°C
28°C24/33°C
29°C24/35°C
30°C27/35°C
30°C27/34°C
28°C26/33°C
29°C26/34°C
30°C25/35°C
29°C25/35°C
29°C26/34°C
29°C26/34°C
29°C25/33°C
29°C25/35°C
26°C24/30°C
24°C23/24°C
26°C24/29°C
27°C24/31°C
29°C25/33°C
30°C26/35°C
--°C/°C
56AQI
49AQI
55AQI
55AQI
2025 Days Vs Air Quality
Ruijin Road, Nanjing, Jiangsu, China
12%
25
62%
133
25%
54
1%
3
0.4%
1
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 12%
Health Risk Level:
Extreme
In 2025, 12% of 217 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
Ruijin Road, Nanjing, Jiangsu, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
130AQI
144AQI
138AQI
144AQI
124AQI
124AQI
96AQI
119AQI
64AQI
90AQI
100AQI
89AQI
128AQI
137AQI
84AQI
110AQI
123AQI
133AQI
153AQI
147AQI
169AQI
167AQI
140AQI
104AQI
86AQI
115AQI
61AQI
87AQI
99AQI
105AQI
127AQI
78AQI
121AQI
112AQI
112AQI
91AQI
77AQI
64AQI
60AQI
72AQI
89AQI
92AQI
139AQI
115AQI
130AQI
113AQI
126AQI
90AQI
95AQI
100AQI
86AQI
90AQI
115AQI
124AQI
109AQI
145AQI
144AQI
146AQI
124AQI
115AQI
95AQI
68AQI
83AQI
91AQI
88AQI
111AQI
128AQI
106AQI
113AQI
123AQI
147AQI
96AQI
89AQI
76AQI
68AQI
67AQI
63AQI
81AQI
77AQI
72AQI
84AQI
98AQI
99AQI
93AQI
109AQI
123AQI
89AQI
111AQI
96AQI
75AQI
79AQI
92AQI
68AQI
106AQI
94AQI
89AQI
95AQI
101AQI
105AQI
115AQI
115AQI
237AQI
103AQI
91AQI
79AQI
76AQI
92AQI
98AQI
125AQI
82AQI
116AQI
98AQI
101AQI
97AQI
76AQI
69AQI
75AQI
82AQI
89AQI
89AQI
78AQI
77AQI
71AQI
62AQI
76AQI
100AQI
94AQI
77AQI
55AQI
60AQI
69AQI
72AQI
76AQI
92AQI
121AQI
74AQI
94AQI
84AQI
98AQI
81AQI
72AQI
81AQI
83AQI
96AQI
90AQI
89AQI
82AQI
84AQI
84AQI
83AQI
104AQI
52AQI
53AQI
74AQI
91AQI
72AQI
75AQI
50AQI
50AQI
57AQI
61AQI
72AQI
66AQI
59AQI
62AQI
46AQI
54AQI
59AQI
53AQI
42AQI
44AQI
36AQI
29AQI
48AQI
45AQI
53AQI
62AQI
50AQI
46AQI
44AQI
49AQI
54AQI
55AQI
62AQI
63AQI
68AQI
70AQI
61AQI
51AQI
48AQI
73AQI
63AQI
58AQI
65AQI
62AQI
66AQI
66AQI
58AQI
59AQI
54AQI
47AQI
41AQI
41AQI
43AQI
43AQI
52AQI
39AQI
41AQI
39AQI
50AQI
35AQI
39AQI
53AQI
51AQI
52AQI
55AQI
117AQI
106AQI
95AQI
98AQI
83AQI
55AQI
54AQI
53AQI
No. of days
202586AQI
Highest AQI recorded in
January117AQI
Lowest AQI recorded in
August53AQI
202483AQI
Highest AQI recorded in
January123AQI
Lowest AQI recorded in
July42AQI
202383AQI
Highest AQI recorded in
December114AQI
Lowest AQI recorded in
July46AQI
202289AQI
Highest AQI recorded in
January124AQI
Lowest AQI recorded in
July56AQI
202192AQI
Highest AQI recorded in
January128AQI
Lowest AQI recorded in
July63AQI
202091AQI
Highest AQI recorded in
December137AQI
Lowest AQI recorded in
August68AQI
Most & Least Polluted Years Over the Last 6 Years
Ruijin Road's annual 2025 AQI (86) shows an average percentage change of -1.5% (improved AQI) compared to previous years: 2020 (91), 2021 (92), 2022 (89), 2023 (83), 2024 (83).