Shinagawa, 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
Shinagawa, 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 2nd highest AQI at 49 of Good air quality, showing improvement over 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Shinagawa, Shibuya, Tokyo, Japan
4 AM10th Aug 2025
6 PM
3 AM11th Aug 2025
AQI
AQI
51AQI
22AQI
In the last 24 hours,
Shinagawa's AQI reached its highest point of 51 at 2 AM during the Night, while the lowest point, 22, was recorded at 4 PM during the Night between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Shinagawa, Shibuya, Tokyo, Japan
25°C22/29°C
27°C24/31°C
26°C25/29°C
27°C26/29°C
28°C26/29°C
27°C26/28°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
--°C/°C
45AQI
37AQI
45AQI
37AQI
2025 Days Vs Air Quality
Shinagawa, Shibuya, Tokyo, Japan
94%
207
6%
14
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% 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
Shinagawa, Shibuya, Tokyo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
25AQI
24AQI
25AQI
25AQI
30AQI
26AQI
29AQI
27AQI
24AQI
23AQI
25AQI
28AQI
26AQI
31AQI
23AQI
27AQI
25AQI
28AQI
29AQI
29AQI
32AQI
31AQI
33AQI
31AQI
33AQI
23AQI
28AQI
26AQI
25AQI
26AQI
25AQI
28AQI
23AQI
29AQI
28AQI
28AQI
27AQI
29AQI
29AQI
25AQI
30AQI
27AQI
30AQI
27AQI
30AQI
31AQI
32AQI
29AQI
30AQI
29AQI
29AQI
30AQI
32AQI
32AQI
31AQI
32AQI
34AQI
39AQI
44AQI
42AQI
33AQI
28AQI
23AQI
30AQI
30AQI
30AQI
33AQI
31AQI
31AQI
36AQI
31AQI
29AQI
21AQI
18AQI
17AQI
16AQI
14AQI
17AQI
26AQI
31AQI
33AQI
32AQI
49AQI
60AQI
56AQI
38AQI
31AQI
40AQI
30AQI
24AQI
21AQI
18AQI
20AQI
18AQI
15AQI
17AQI
19AQI
16AQI
22AQI
21AQI
21AQI
19AQI
24AQI
21AQI
20AQI
24AQI
27AQI
31AQI
25AQI
23AQI
20AQI
15AQI
18AQI
17AQI
20AQI
20AQI
19AQI
15AQI
19AQI
19AQI
17AQI
16AQI
20AQI
17AQI
17AQI
14AQI
17AQI
16AQI
14AQI
17AQI
16AQI
17AQI
17AQI
19AQI
19AQI
18AQI
22AQI
23AQI
33AQI
27AQI
25AQI
21AQI
20AQI
19AQI
17AQI
17AQI
15AQI
17AQI
15AQI
13AQI
14AQI
16AQI
17AQI
16AQI
19AQI
20AQI
22AQI
25AQI
23AQI
23AQI
22AQI
25AQI
23AQI
20AQI
24AQI
23AQI
29AQI
25AQI
26AQI
23AQI
19AQI
9AQI
12AQI
14AQI
15AQI
15AQI
21AQI
17AQI
19AQI
37AQI
40AQI
46AQI
43AQI
46AQI
52AQI
68AQI
81AQI
81AQI
77AQI
56AQI
47AQI
52AQI
52AQI
41AQI
43AQI
40AQI
45AQI
39AQI
35AQI
35AQI
36AQI
36AQI
38AQI
41AQI
38AQI
35AQI
32AQI
38AQI
37AQI
33AQI
31AQI
34AQI
42AQI
45AQI
62AQI
51AQI
52AQI
50AQI
52AQI
49AQI
27AQI
29AQI
32AQI
20AQI
19AQI
20AQI
46AQI
49AQI
No. of days
202528AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
May19AQI
202432AQI
Highest AQI recorded in
April38AQI
Lowest AQI recorded in
September24AQI
202331AQI
Highest AQI recorded in
April42AQI
Lowest AQI recorded in
August19AQI
202229AQI
Highest AQI recorded in
May35AQI
Lowest AQI recorded in
August17AQI
202124AQI
Highest AQI recorded in
August26AQI
Lowest AQI recorded in
December23AQI
202016AQI
Highest AQI recorded in
August21AQI
Lowest AQI recorded in
September11AQI
Most & Least Polluted Years Over the Last 6 Years
Shinagawa's annual 2025 AQI (28) shows an average percentage change of 16.4% (worsened AQI) compared to previous years: 2020 (16), 2021 (24), 2022 (29), 2023 (31), 2024 (32).