Tachibanamachi Tanigawa, Miyajima, Kumamoto, 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
Tachibanamachi Tanigawa, Miyajima, Kumamoto, Japan
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 44 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Tachibanamachi Tanigawa, Miyajima, Kumamoto, Japan
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
54AQI
34AQI
55AQI
44AQI
In the last 24 hours,
Tachibanamachi Tanigawa's AQI reached its highest point of 55 at 9 PM during the Night, while the lowest point, 34, was recorded at 12 PM during the Day between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tachibanamachi Tanigawa, Miyajima, Kumamoto, Japan
29°C26/34°C
30°C25/35°C
30°C27/36°C
30°C26/35°C
30°C26/35°C
30°C28/34°C
29°C26/34°C
28°C26/33°C
26°C24/29°C
26°C23/30°C
27°C23/31°C
28°C24/33°C
25°C24/25°C
27°C24/32°C
28°C24/33°C
29°C26/34°C
30°C26/35°C
31°C26/36°C
31°C26/36°C
31°C26/36°C
30°C27/35°C
30°C27/35°C
31°C26/37°C
31°C26/37°C
31°C27/37°C
31°C26/37°C
32°C27/37°C
32°C27/38°C
30°C27/35°C
29°C27/33°C
--°C/°C
45AQI
32AQI
46AQI
42AQI
2025 Days Vs Air Quality
Tachibanamachi Tanigawa, Miyajima, Kumamoto, Japan
73%
157
27%
59
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 217 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Tachibanamachi Tanigawa, Miyajima, Kumamoto, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI
43AQI
33AQI
40AQI
41AQI
54AQI
33AQI
41AQI
28AQI
32AQI
32AQI
35AQI
41AQI
45AQI
46AQI
41AQI
52AQI
53AQI
53AQI
59AQI
73AQI
77AQI
68AQI
75AQI
47AQI
46AQI
41AQI
37AQI
36AQI
38AQI
46AQI
42AQI
35AQI
45AQI
32AQI
41AQI
30AQI
38AQI
29AQI
31AQI
31AQI
40AQI
40AQI
34AQI
41AQI
30AQI
37AQI
38AQI
34AQI
35AQI
32AQI
33AQI
38AQI
38AQI
36AQI
36AQI
40AQI
60AQI
55AQI
55AQI
37AQI
42AQI
29AQI
32AQI
31AQI
34AQI
39AQI
43AQI
48AQI
45AQI
51AQI
54AQI
35AQI
32AQI
28AQI
48AQI
42AQI
39AQI
51AQI
52AQI
61AQI
59AQI
50AQI
60AQI
61AQI
51AQI
62AQI
53AQI
44AQI
43AQI
43AQI
37AQI
33AQI
38AQI
41AQI
44AQI
41AQI
40AQI
55AQI
41AQI
57AQI
51AQI
51AQI
53AQI
34AQI
50AQI
44AQI
50AQI
52AQI
41AQI
46AQI
37AQI
29AQI
37AQI
51AQI
46AQI
52AQI
41AQI
53AQI
52AQI
49AQI
42AQI
44AQI
42AQI
45AQI
35AQI
37AQI
52AQI
32AQI
41AQI
45AQI
53AQI
56AQI
60AQI
58AQI
65AQI
41AQI
52AQI
54AQI
41AQI
35AQI
35AQI
44AQI
30AQI
32AQI
37AQI
44AQI
49AQI
49AQI
46AQI
43AQI
51AQI
54AQI
35AQI
46AQI
50AQI
58AQI
64AQI
67AQI
37AQI
31AQI
45AQI
40AQI
42AQI
29AQI
30AQI
32AQI
30AQI
34AQI
38AQI
36AQI
30AQI
22AQI
19AQI
25AQI
25AQI
27AQI
29AQI
31AQI
40AQI
53AQI
72AQI
87AQI
86AQI
85AQI
68AQI
56AQI
56AQI
61AQI
69AQI
61AQI
44AQI
42AQI
39AQI
37AQI
46AQI
58AQI
57AQI
34AQI
34AQI
31AQI
35AQI
45AQI
45AQI
29AQI
24AQI
22AQI
22AQI
23AQI
28AQI
29AQI
31AQI
43AQI
47AQI
49AQI
44AQI
46AQI
38AQI
46AQI
45AQI
45AQI
38AQI
47AQI
46AQI
No. of days
202544AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
February38AQI
202438AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
July22AQI
202341AQI
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
August33AQI
202242AQI
Highest AQI recorded in
August67AQI
Lowest AQI recorded in
December34AQI
202139AQI
Highest AQI recorded in
June48AQI
Lowest AQI recorded in
August29AQI
202041AQI
Highest AQI recorded in
May53AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Tachibanamachi Tanigawa's annual 2025 AQI (44) shows an average percentage change of 8.8% (worsened AQI) compared to previous years: 2020 (41), 2021 (39), 2022 (42), 2023 (41), 2024 (38).