Rongcheng Harbin Institute Of Technology, Yatou, Shandong, 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
Rongcheng Harbin Institute Of Technology, Yatou, Shandong, China
AQI Trends: Highest and Lowest
Same Day Analysis (12th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 43 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 13th Aug - 14th Aug 2025
Rongcheng Harbin Institute Of Technology, Yatou, Shandong, China
4 AM13th Aug 2025
7 PM
3 AM14th Aug 2025
AQI
AQI
55AQI
38AQI
In the last 24 hours,
Rongcheng Harbin Institute Of Technology's AQI reached its highest point of 55 at 9 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 13th Aug and 14th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Rongcheng Harbin Institute Of Technology, Yatou, Shandong, China
25°C21/31°C
23°C21/27°C
24°C20/30°C
25°C21/30°C
26°C21/32°C
27°C24/31°C
28°C25/33°C
27°C24/31°C
27°C24/32°C
27°C23/31°C
27°C22/34°C
28°C22/35°C
28°C23/35°C
28°C24/35°C
29°C24/35°C
27°C23/33°C
28°C24/33°C
27°C25/30°C
28°C24/32°C
27°C24/32°C
27°C23/31°C
27°C23/32°C
28°C24/33°C
27°C22/33°C
26°C21/31°C
22°C20/23°C
25°C21/31°C
25°C21/32°C
25°C21/29°C
--°C/°C
--°C/°C
52AQI
42AQI
53AQI
49AQI
2025 Days Vs Air Quality
Rongcheng Harbin Institute Of Technology, Yatou, Shandong, China
13%
29
75%
167
13%
28
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 13%
Health Risk Level:
Extreme
In 2025, 13% of 225 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
Rongcheng Harbin Institute Of Technology, Yatou, Shandong, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
101AQI
64AQI
68AQI
89AQI
145AQI
69AQI
88AQI
53AQI
51AQI
56AQI
65AQI
87AQI
122AQI
105AQI
68AQI
85AQI
68AQI
113AQI
143AQI
92AQI
133AQI
80AQI
87AQI
70AQI
94AQI
85AQI
71AQI
64AQI
90AQI
67AQI
75AQI
79AQI
105AQI
63AQI
64AQI
57AQI
66AQI
43AQI
50AQI
61AQI
86AQI
67AQI
71AQI
83AQI
110AQI
87AQI
116AQI
55AQI
73AQI
54AQI
62AQI
56AQI
52AQI
54AQI
63AQI
102AQI
118AQI
142AQI
141AQI
106AQI
123AQI
68AQI
66AQI
58AQI
85AQI
87AQI
119AQI
141AQI
145AQI
100AQI
109AQI
79AQI
73AQI
73AQI
65AQI
72AQI
74AQI
74AQI
109AQI
80AQI
105AQI
109AQI
122AQI
110AQI
118AQI
86AQI
66AQI
55AQI
64AQI
97AQI
102AQI
81AQI
90AQI
86AQI
70AQI
72AQI
112AQI
64AQI
81AQI
73AQI
79AQI
69AQI
64AQI
53AQI
61AQI
85AQI
98AQI
76AQI
79AQI
68AQI
62AQI
58AQI
60AQI
57AQI
57AQI
70AQI
75AQI
62AQI
78AQI
73AQI
64AQI
56AQI
49AQI
53AQI
47AQI
56AQI
55AQI
53AQI
55AQI
59AQI
69AQI
79AQI
82AQI
73AQI
68AQI
55AQI
60AQI
62AQI
90AQI
89AQI
65AQI
100AQI
83AQI
78AQI
75AQI
76AQI
89AQI
72AQI
75AQI
74AQI
73AQI
74AQI
63AQI
51AQI
48AQI
64AQI
70AQI
68AQI
60AQI
55AQI
49AQI
50AQI
40AQI
44AQI
43AQI
51AQI
56AQI
56AQI
59AQI
52AQI
51AQI
56AQI
52AQI
57AQI
55AQI
59AQI
58AQI
65AQI
65AQI
58AQI
58AQI
55AQI
56AQI
57AQI
60AQI
60AQI
61AQI
56AQI
50AQI
59AQI
62AQI
59AQI
58AQI
60AQI
55AQI
55AQI
56AQI
53AQI
54AQI
53AQI
48AQI
46AQI
43AQI
37AQI
52AQI
46AQI
53AQI
47AQI
51AQI
42AQI
43AQI
46AQI
52AQI
53AQI
44AQI
47AQI
48AQI
43AQI
44AQI
53AQI
38AQI
47AQI
47AQI
43AQI
85AQI
78AQI
92AQI
74AQI
69AQI
56AQI
53AQI
47AQI
No. of days
202571AQI
Highest AQI recorded in
March92AQI
Lowest AQI recorded in
August47AQI
202466AQI
Highest AQI recorded in
March91AQI
Lowest AQI recorded in
July48AQI
202371AQI
Highest AQI recorded in
March102AQI
Lowest AQI recorded in
July50AQI
202265AQI
Highest AQI recorded in
February94AQI
Lowest AQI recorded in
June44AQI
202168AQI
Highest AQI recorded in
March90AQI
Lowest AQI recorded in
July47AQI
202061AQI
Highest AQI recorded in
April88AQI
Lowest AQI recorded in
August52AQI
Most & Least Polluted Years Over the Last 6 Years
Rongcheng Harbin Institute Of Technology's annual 2025 AQI (71) shows an average percentage change of 7.4% (worsened AQI) compared to previous years: 2020 (61), 2021 (68), 2022 (65), 2023 (71), 2024 (66).