Bunkyocho, Zentsujicho, Kagawa, 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
Bunkyocho, Zentsujicho, Kagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (5th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 50 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Bunkyocho, Zentsujicho, Kagawa, Japan
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
54AQI
41AQI
52AQI
48AQI
In the last 24 hours,
Bunkyocho's AQI reached its highest point of 54 at 5 AM during the Day, while the lowest point, 41, was recorded at 6 PM during the Day between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Bunkyocho, Zentsujicho, Kagawa, Japan
28°C25/31°C
28°C26/32°C
28°C25/31°C
28°C25/32°C
28°C26/31°C
28°C25/31°C
28°C26/31°C
25°C24/28°C
27°C23/30°C
28°C24/32°C
26°C25/29°C
27°C24/31°C
27°C24/30°C
28°C25/31°C
28°C25/30°C
28°C25/30°C
28°C25/31°C
28°C25/32°C
29°C26/32°C
29°C26/32°C
29°C25/32°C
28°C26/31°C
29°C26/33°C
29°C26/32°C
29°C26/33°C
29°C26/32°C
30°C27/34°C
30°C27/32°C
30°C27/34°C
30°C27/32°C
--°C/°C
49AQI
41AQI
49AQI
44AQI
2025 Days Vs Air Quality
Bunkyocho, Zentsujicho, Kagawa, Japan
67%
145
33%
71
0.4%
1
Total number of days with different AQI categories in last 218 days in 2025 (147 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 218 days were within WHO’s safe air quality limits, and 33% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Bunkyocho, Zentsujicho, Kagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
47AQI
38AQI
33AQI
32AQI
44AQI
32AQI
33AQI
29AQI
27AQI
28AQI
30AQI
35AQI
44AQI
38AQI
35AQI
30AQI
31AQI
41AQI
37AQI
44AQI
55AQI
64AQI
67AQI
44AQI
42AQI
34AQI
37AQI
32AQI
42AQI
55AQI
63AQI
46AQI
49AQI
39AQI
40AQI
32AQI
33AQI
32AQI
31AQI
31AQI
37AQI
38AQI
33AQI
37AQI
33AQI
45AQI
43AQI
38AQI
37AQI
33AQI
34AQI
36AQI
35AQI
36AQI
39AQI
40AQI
61AQI
71AQI
88AQI
83AQI
53AQI
45AQI
34AQI
39AQI
35AQI
40AQI
44AQI
44AQI
41AQI
47AQI
54AQI
44AQI
36AQI
25AQI
39AQI
28AQI
40AQI
44AQI
58AQI
63AQI
68AQI
70AQI
72AQI
74AQI
73AQI
53AQI
49AQI
39AQI
39AQI
38AQI
41AQI
27AQI
36AQI
40AQI
46AQI
44AQI
42AQI
59AQI
60AQI
60AQI
55AQI
43AQI
49AQI
29AQI
45AQI
50AQI
60AQI
59AQI
56AQI
42AQI
48AQI
40AQI
34AQI
55AQI
56AQI
56AQI
52AQI
47AQI
57AQI
55AQI
41AQI
52AQI
39AQI
43AQI
29AQI
35AQI
29AQI
35AQI
34AQI
37AQI
51AQI
54AQI
62AQI
59AQI
59AQI
44AQI
51AQI
56AQI
66AQI
53AQI
40AQI
52AQI
38AQI
29AQI
31AQI
38AQI
44AQI
44AQI
41AQI
42AQI
46AQI
55AQI
32AQI
47AQI
45AQI
56AQI
60AQI
67AQI
48AQI
37AQI
44AQI
60AQI
57AQI
40AQI
34AQI
45AQI
38AQI
49AQI
51AQI
58AQI
55AQI
51AQI
46AQI
42AQI
43AQI
44AQI
53AQI
56AQI
58AQI
61AQI
61AQI
95AQI
97AQI
108AQI
91AQI
69AQI
66AQI
68AQI
75AQI
74AQI
55AQI
54AQI
49AQI
41AQI
51AQI
58AQI
41AQI
37AQI
35AQI
34AQI
39AQI
44AQI
43AQI
42AQI
31AQI
28AQI
27AQI
29AQI
40AQI
45AQI
41AQI
45AQI
43AQI
47AQI
58AQI
50AQI
39AQI
40AQI
50AQI
48AQI
45AQI
49AQI
54AQI
49AQI
No. of days
202547AQI
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
January39AQI
202442AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
December32AQI
202345AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
August32AQI
202245AQI
Highest AQI recorded in
May54AQI
Lowest AQI recorded in
August32AQI
202145AQI
Highest AQI recorded in
June52AQI
Lowest AQI recorded in
August40AQI
202046AQI
Highest AQI recorded in
August61AQI
Lowest AQI recorded in
September35AQI
Most & Least Polluted Years Over the Last 6 Years
Bunkyocho's annual 2025 AQI (47) shows an average percentage change of 4.8% (worsened AQI) compared to previous years: 2020 (46), 2021 (45), 2022 (45), 2023 (45), 2024 (42).