Kosakamachi, Kanazawa, Ishikawa, 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
Kosakamachi, Kanazawa, Ishikawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (12th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 34 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Aug - 13th Aug 2025
Kosakamachi, Kanazawa, Ishikawa, Japan
4 AM12th Aug 2025
7 PM
3 AM13th Aug 2025
37AQI
24AQI
38AQI
29AQI
In the last 24 hours,
Kosakamachi's AQI reached its highest point of 38 at 1 AM during the Night, while the lowest point, 24, was recorded at 9 AM during the Day between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kosakamachi, Kanazawa, Ishikawa, Japan
27°C23/31°C
26°C23/29°C
27°C22/33°C
25°C23/31°C
27°C24/32°C
27°C23/30°C
27°C23/31°C
27°C24/30°C
27°C25/31°C
28°C24/31°C
28°C24/31°C
28°C24/32°C
28°C25/32°C
28°C25/32°C
28°C25/31°C
29°C26/33°C
29°C25/32°C
28°C26/31°C
28°C25/31°C
28°C25/30°C
28°C25/31°C
29°C25/34°C
29°C25/32°C
27°C25/31°C
25°C23/28°C
25°C22/28°C
25°C21/28°C
23°C22/24°C
25°C24/29°C
24°C23/25°C
--°C/°C
43AQI
37AQI
42AQI
37AQI
2025 Days Vs Air Quality
Kosakamachi, Kanazawa, Ishikawa, Japan
85%
190
15%
34
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 225 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
Kosakamachi, Kanazawa, Ishikawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
30AQI
29AQI
27AQI
27AQI
25AQI
30AQI
28AQI
30AQI
26AQI
27AQI
28AQI
28AQI
32AQI
28AQI
28AQI
26AQI
27AQI
29AQI
31AQI
38AQI
34AQI
47AQI
38AQI
37AQI
31AQI
26AQI
30AQI
29AQI
32AQI
35AQI
45AQI
32AQI
36AQI
31AQI
33AQI
33AQI
33AQI
32AQI
31AQI
31AQI
31AQI
28AQI
31AQI
30AQI
31AQI
32AQI
37AQI
31AQI
32AQI
30AQI
30AQI
32AQI
33AQI
33AQI
33AQI
40AQI
48AQI
43AQI
48AQI
43AQI
41AQI
36AQI
28AQI
33AQI
33AQI
35AQI
34AQI
37AQI
35AQI
32AQI
48AQI
36AQI
32AQI
22AQI
22AQI
26AQI
20AQI
33AQI
47AQI
49AQI
62AQI
54AQI
70AQI
66AQI
64AQI
52AQI
40AQI
33AQI
32AQI
29AQI
25AQI
21AQI
23AQI
30AQI
34AQI
37AQI
40AQI
30AQI
39AQI
46AQI
43AQI
34AQI
40AQI
25AQI
40AQI
40AQI
51AQI
52AQI
43AQI
42AQI
43AQI
27AQI
23AQI
34AQI
48AQI
43AQI
46AQI
47AQI
57AQI
52AQI
41AQI
36AQI
35AQI
37AQI
32AQI
27AQI
27AQI
28AQI
30AQI
23AQI
44AQI
47AQI
54AQI
54AQI
53AQI
38AQI
49AQI
49AQI
58AQI
65AQI
48AQI
45AQI
41AQI
31AQI
30AQI
32AQI
32AQI
37AQI
33AQI
30AQI
37AQI
44AQI
40AQI
41AQI
40AQI
44AQI
49AQI
55AQI
62AQI
48AQI
41AQI
44AQI
41AQI
35AQI
26AQI
36AQI
33AQI
37AQI
43AQI
48AQI
53AQI
61AQI
46AQI
46AQI
40AQI
42AQI
53AQI
38AQI
43AQI
53AQI
52AQI
76AQI
83AQI
77AQI
69AQI
60AQI
60AQI
59AQI
58AQI
51AQI
52AQI
48AQI
50AQI
47AQI
38AQI
43AQI
34AQI
33AQI
32AQI
32AQI
33AQI
37AQI
41AQI
45AQI
44AQI
41AQI
36AQI
36AQI
37AQI
39AQI
43AQI
46AQI
46AQI
48AQI
57AQI
51AQI
50AQI
41AQI
36AQI
33AQI
30AQI
32AQI
34AQI
30AQI
34AQI
40AQI
38AQI
40AQI
44AQI
48AQI
42AQI
No. of days
202539AQI
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
January30AQI
202436AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
December27AQI
202338AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
December30AQI
202239AQI
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
October33AQI
202135AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
January24AQI
202030AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
December19AQI
Most & Least Polluted Years Over the Last 6 Years
Kosakamachi's annual 2025 AQI (39) shows an average percentage change of 11.4% (worsened AQI) compared to previous years: 2020 (30), 2021 (35), 2022 (39), 2023 (38), 2024 (36).