Kisandori, Kudamatsu, Yamaguchi, 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
Kisandori, Kudamatsu, Yamaguchi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (11th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Kisandori, Kudamatsu, Yamaguchi, Japan
5 AM11th Aug 2025
7 PM
4 AM12th Aug 2025
44AQI
14AQI
40AQI
26AQI
In the last 24 hours,
Kisandori's AQI reached its highest point of 44 at 5 AM during the Day, while the lowest point, 14, was recorded at 12 PM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kisandori, Kudamatsu, Yamaguchi, Japan
26°C24/29°C
24°C20/26°C
24°C20/29°C
25°C21/29°C
26°C24/29°C
24°C24/25°C
25°C23/28°C
26°C23/29°C
26°C24/29°C
26°C23/30°C
26°C23/30°C
27°C23/31°C
27°C25/31°C
27°C24/32°C
27°C24/31°C
27°C23/30°C
27°C24/30°C
26°C23/30°C
26°C22/31°C
27°C23/31°C
27°C23/32°C
27°C24/32°C
27°C25/29°C
27°C24/31°C
28°C24/32°C
28°C25/31°C
27°C24/30°C
23°C21/25°C
25°C24/26°C
25°C24/25°C
--°C/°C
43AQI
31AQI
42AQI
36AQI
2025 Days Vs Air Quality
Kisandori, Kudamatsu, Yamaguchi, Japan
46%
103
54%
120
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Under WHO’s Safe Air Quality Limits: 46%
Health Risk Level:
Significant
In 2025, 46% of 224 days were within WHO’s safe air quality limits, and 54% exceeded them. The risk of health issues is Significant, especially for those with existing respiratory or heart conditions.
Annual Air Quality Insights
Kisandori, Kudamatsu, Yamaguchi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
38AQI
55AQI
46AQI
33AQI
30AQI
44AQI
31AQI
36AQI
30AQI
30AQI
29AQI
31AQI
40AQI
48AQI
38AQI
37AQI
38AQI
36AQI
44AQI
43AQI
53AQI
67AQI
72AQI
72AQI
45AQI
43AQI
36AQI
35AQI
31AQI
44AQI
47AQI
48AQI
34AQI
46AQI
32AQI
38AQI
31AQI
37AQI
31AQI
31AQI
32AQI
35AQI
36AQI
32AQI
39AQI
32AQI
41AQI
40AQI
35AQI
36AQI
33AQI
36AQI
39AQI
37AQI
40AQI
38AQI
49AQI
69AQI
59AQI
67AQI
56AQI
44AQI
37AQI
33AQI
35AQI
32AQI
39AQI
42AQI
40AQI
42AQI
52AQI
53AQI
45AQI
34AQI
27AQI
37AQI
36AQI
42AQI
51AQI
57AQI
69AQI
70AQI
62AQI
68AQI
67AQI
61AQI
62AQI
58AQI
57AQI
56AQI
57AQI
54AQI
53AQI
54AQI
56AQI
57AQI
56AQI
56AQI
60AQI
61AQI
60AQI
59AQI
58AQI
57AQI
54AQI
57AQI
58AQI
60AQI
59AQI
56AQI
57AQI
56AQI
53AQI
55AQI
64AQI
60AQI
60AQI
58AQI
58AQI
58AQI
57AQI
54AQI
56AQI
54AQI
53AQI
51AQI
53AQI
55AQI
53AQI
54AQI
53AQI
57AQI
59AQI
60AQI
58AQI
58AQI
55AQI
59AQI
60AQI
60AQI
55AQI
57AQI
56AQI
52AQI
49AQI
51AQI
52AQI
52AQI
53AQI
52AQI
54AQI
55AQI
58AQI
53AQI
56AQI
56AQI
58AQI
60AQI
60AQI
60AQI
54AQI
56AQI
57AQI
57AQI
55AQI
54AQI
53AQI
51AQI
49AQI
50AQI
53AQI
54AQI
48AQI
44AQI
45AQI
43AQI
50AQI
52AQI
50AQI
52AQI
54AQI
56AQI
66AQI
82AQI
79AQI
73AQI
61AQI
62AQI
64AQI
71AQI
77AQI
67AQI
62AQI
53AQI
47AQI
55AQI
56AQI
48AQI
44AQI
41AQI
35AQI
31AQI
29AQI
28AQI
29AQI
30AQI
27AQI
27AQI
27AQI
26AQI
27AQI
29AQI
43AQI
43AQI
45AQI
49AQI
47AQI
45AQI
49AQI
48AQI
41AQI
40AQI
36AQI
42AQI
39AQI
49AQI
57AQI
55AQI
53AQI
49AQI
44AQI
No. of days
202549AQI
Highest AQI recorded in
April57AQI
Lowest AQI recorded in
February39AQI
202440AQI
Highest AQI recorded in
October53AQI
Lowest AQI recorded in
July31AQI
202337AQI
Highest AQI recorded in
November38AQI
Lowest AQI recorded in
December36AQI
202044AQI
Highest AQI recorded in
September44AQI
Lowest AQI recorded in
September44AQI
Most & Least Polluted Years Over the Last 4 Years
Kisandori's annual 2025 AQI (49) shows an average percentage change of 22.3% (worsened AQI) compared to previous years: 2020 (44), 2023 (37), 2024 (40).