Imagamashinmachi, Ishikida, 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
Imagamashinmachi, Ishikida, Kumamoto, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 50 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Imagamashinmachi, Ishikida, Kumamoto, Japan
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
AQI
AQI
47AQI
29AQI
In the last 24 hours,
Imagamashinmachi's AQI reached its highest point of 47 at 6 AM during the Night, while the lowest point, 29, was recorded at 12 PM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Imagamashinmachi, Ishikida, Kumamoto, Japan
27°C26/28°C
26°C25/28°C
27°C26/30°C
27°C26/30°C
27°C25/29°C
27°C26/28°C
27°C26/30°C
26°C25/28°C
26°C25/27°C
26°C24/27°C
26°C24/29°C
27°C25/29°C
25°C24/26°C
27°C25/29°C
27°C25/29°C
27°C25/29°C
28°C26/30°C
28°C25/30°C
28°C26/31°C
28°C26/31°C
28°C26/30°C
28°C27/30°C
28°C26/31°C
28°C25/30°C
27°C25/30°C
27°C24/30°C
28°C26/30°C
28°C26/30°C
27°C26/29°C
--°C/°C
--°C/°C
42AQI
28AQI
43AQI
35AQI
2025 Days Vs Air Quality
Imagamashinmachi, Ishikida, Kumamoto, Japan
62%
133
38%
81
0.4%
1
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 62%
Health Risk Level:
Moderate
In 2025, 62% of 216 days were within WHO’s safe air quality limits, and 38% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Imagamashinmachi, Ishikida, Kumamoto, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
33AQI
32AQI
30AQI
27AQI
34AQI
28AQI
30AQI
28AQI
49AQI
29AQI
34AQI
42AQI
70AQI
77AQI
85AQI
93AQI
90AQI
95AQI
93AQI
103AQI
82AQI
80AQI
78AQI
71AQI
69AQI
65AQI
64AQI
50AQI
41AQI
41AQI
37AQI
34AQI
37AQI
32AQI
34AQI
31AQI
30AQI
71AQI
79AQI
87AQI
89AQI
83AQI
70AQI
69AQI
60AQI
68AQI
68AQI
65AQI
66AQI
69AQI
65AQI
69AQI
68AQI
67AQI
65AQI
69AQI
74AQI
70AQI
72AQI
68AQI
68AQI
68AQI
64AQI
61AQI
42AQI
37AQI
37AQI
33AQI
30AQI
32AQI
36AQI
28AQI
29AQI
24AQI
32AQI
31AQI
32AQI
38AQI
49AQI
54AQI
54AQI
46AQI
58AQI
62AQI
63AQI
65AQI
59AQI
52AQI
52AQI
51AQI
58AQI
58AQI
59AQI
58AQI
55AQI
48AQI
42AQI
56AQI
48AQI
61AQI
58AQI
56AQI
61AQI
42AQI
54AQI
50AQI
55AQI
50AQI
44AQI
49AQI
37AQI
33AQI
40AQI
48AQI
51AQI
54AQI
49AQI
53AQI
54AQI
47AQI
48AQI
46AQI
47AQI
47AQI
40AQI
40AQI
44AQI
36AQI
40AQI
46AQI
52AQI
54AQI
54AQI
51AQI
52AQI
39AQI
40AQI
46AQI
37AQI
31AQI
32AQI
37AQI
32AQI
37AQI
40AQI
43AQI
46AQI
47AQI
45AQI
45AQI
47AQI
45AQI
38AQI
47AQI
45AQI
48AQI
52AQI
51AQI
35AQI
36AQI
41AQI
42AQI
47AQI
38AQI
38AQI
39AQI
33AQI
34AQI
33AQI
32AQI
29AQI
22AQI
19AQI
22AQI
22AQI
23AQI
26AQI
29AQI
31AQI
38AQI
51AQI
61AQI
57AQI
61AQI
55AQI
50AQI
49AQI
52AQI
55AQI
49AQI
43AQI
38AQI
37AQI
35AQI
38AQI
43AQI
40AQI
33AQI
32AQI
30AQI
30AQI
32AQI
33AQI
29AQI
25AQI
24AQI
23AQI
23AQI
23AQI
24AQI
27AQI
44AQI
48AQI
50AQI
57AQI
62AQI
48AQI
51AQI
43AQI
36AQI
39AQI
47AQI
No. of days
202548AQI
Highest AQI recorded in
February62AQI
Lowest AQI recorded in
June36AQI
202435AQI
Highest AQI recorded in
March65AQI
Lowest AQI recorded in
December30AQI
202341AQI
Highest AQI recorded in
April63AQI
Lowest AQI recorded in
August28AQI
202244AQI
Highest AQI recorded in
April61AQI
Lowest AQI recorded in
August30AQI
202142AQI
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
August31AQI
202043AQI
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
July31AQI
Most & Least Polluted Years Over the Last 6 Years
Imagamashinmachi's annual 2025 AQI (48) shows an average percentage change of 17.1% (worsened AQI) compared to previous years: 2020 (43), 2021 (42), 2022 (44), 2023 (41), 2024 (35).