Aobadai, Shibuya, Tokyo, Japan 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
Aobadai, Shibuya, Tokyo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 46 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Aobadai, Shibuya, Tokyo, Japan
4 AM9th Aug 2025
6 PM
3 AM10th Aug 2025
60AQI
32AQI
54AQI
48AQI
In the last 24 hours,
Aobadai's AQI reached its highest point of 60 at 4 PM during the Day, while the lowest point, 32, was recorded at 12 PM during the Day between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Aobadai, Shibuya, Tokyo, Japan
24°C23/27°C
25°C22/29°C
27°C24/31°C
26°C25/29°C
27°C26/29°C
28°C26/29°C
28°C26/31°C
28°C26/31°C
28°C26/32°C
29°C27/32°C
30°C28/33°C
30°C28/33°C
30°C28/33°C
30°C28/34°C
31°C29/34°C
31°C29/34°C
30°C29/34°C
30°C28/35°C
31°C27/36°C
30°C27/35°C
29°C26/33°C
28°C26/32°C
30°C27/35°C
31°C28/36°C
32°C30/35°C
33°C29/37°C
32°C29/36°C
32°C29/34°C
30°C26/34°C
29°C25/33°C
--°C/°C
46AQI
38AQI
46AQI
38AQI
2025 Days Vs Air Quality
Aobadai, Shibuya, Tokyo, Japan
95%
209
5%
12
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 95%
Health Risk Level:
Very Low
In 2025, 95% of 222 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Aobadai, Shibuya, Tokyo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
27AQI
24AQI
25AQI
25AQI
31AQI
27AQI
27AQI
26AQI
23AQI
24AQI
27AQI
29AQI
27AQI
36AQI
37AQI
31AQI
28AQI
31AQI
34AQI
32AQI
33AQI
34AQI
36AQI
32AQI
32AQI
26AQI
29AQI
22AQI
25AQI
26AQI
28AQI
27AQI
26AQI
28AQI
29AQI
27AQI
27AQI
28AQI
28AQI
26AQI
29AQI
29AQI
30AQI
27AQI
29AQI
33AQI
32AQI
29AQI
28AQI
28AQI
28AQI
29AQI
31AQI
31AQI
32AQI
31AQI
36AQI
40AQI
45AQI
46AQI
34AQI
31AQI
25AQI
30AQI
30AQI
32AQI
34AQI
33AQI
32AQI
39AQI
34AQI
30AQI
24AQI
20AQI
17AQI
17AQI
14AQI
17AQI
25AQI
28AQI
30AQI
30AQI
49AQI
61AQI
56AQI
38AQI
30AQI
38AQI
30AQI
24AQI
21AQI
18AQI
21AQI
19AQI
15AQI
17AQI
18AQI
17AQI
22AQI
23AQI
21AQI
18AQI
22AQI
20AQI
19AQI
25AQI
28AQI
33AQI
25AQI
24AQI
21AQI
16AQI
19AQI
19AQI
21AQI
21AQI
19AQI
15AQI
20AQI
19AQI
17AQI
18AQI
25AQI
19AQI
18AQI
15AQI
17AQI
18AQI
15AQI
17AQI
18AQI
20AQI
20AQI
22AQI
21AQI
19AQI
24AQI
26AQI
39AQI
33AQI
28AQI
26AQI
24AQI
20AQI
19AQI
17AQI
17AQI
18AQI
15AQI
13AQI
15AQI
18AQI
20AQI
17AQI
23AQI
24AQI
26AQI
33AQI
25AQI
25AQI
24AQI
26AQI
25AQI
21AQI
22AQI
22AQI
31AQI
26AQI
26AQI
23AQI
18AQI
11AQI
12AQI
14AQI
16AQI
15AQI
20AQI
18AQI
21AQI
36AQI
38AQI
45AQI
43AQI
47AQI
52AQI
65AQI
78AQI
80AQI
81AQI
57AQI
50AQI
54AQI
53AQI
42AQI
44AQI
42AQI
43AQI
38AQI
34AQI
34AQI
36AQI
38AQI
40AQI
41AQI
38AQI
37AQI
32AQI
39AQI
38AQI
34AQI
33AQI
33AQI
41AQI
45AQI
61AQI
51AQI
50AQI
48AQI
49AQI
46AQI
29AQI
30AQI
32AQI
21AQI
21AQI
22AQI
46AQI
47AQI
No. of days
202529AQI
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
May21AQI
202433AQI
Highest AQI recorded in
July40AQI
Lowest AQI recorded in
September25AQI
202333AQI
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
August22AQI
202231AQI
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
August25AQI
202123AQI
Highest AQI recorded in
June34AQI
Lowest AQI recorded in
January13AQI
202016AQI
Highest AQI recorded in
August22AQI
Lowest AQI recorded in
May13AQI
Most & Least Polluted Years Over the Last 6 Years
Aobadai's annual 2025 AQI (29) shows an average percentage change of 17.9% (worsened AQI) compared to previous years: 2020 (16), 2021 (23), 2022 (31), 2023 (33), 2024 (33).