Kakogawa, Kakogawacho Honmachi, Hyogo, 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
Kakogawa, Kakogawacho Honmachi, Hyogo, 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 54 of Moderate 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
Kakogawa, Kakogawacho Honmachi, Hyogo, Japan
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
90AQI
44AQI
66AQI
42AQI
In the last 24 hours,
Kakogawa's AQI reached its highest point of 90 at 11 AM during the Day, while the lowest point, 42, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kakogawa, Kakogawacho Honmachi, Hyogo, Japan
28°C26/31°C
29°C26/32°C
29°C26/32°C
29°C26/32°C
29°C27/33°C
29°C26/32°C
28°C25/31°C
28°C26/31°C
26°C25/29°C
27°C25/30°C
27°C26/30°C
25°C23/26°C
27°C25/29°C
27°C25/30°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
29°C26/31°C
29°C26/31°C
29°C27/32°C
29°C26/32°C
29°C26/32°C
29°C26/31°C
29°C27/32°C
29°C27/32°C
30°C27/33°C
30°C27/33°C
30°C26/34°C
29°C26/32°C
29°C27/31°C
--°C/°C
51AQI
47AQI
50AQI
43AQI
2025 Days Vs Air Quality
Kakogawa, Kakogawacho Honmachi, Hyogo, Japan
67%
144
32%
70
0.9%
2
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 67%
Health Risk Level:
Moderate
In 2025, 67% of 217 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
Kakogawa, Kakogawacho Honmachi, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
39AQI
34AQI
32AQI
35AQI
35AQI
33AQI
30AQI
33AQI
27AQI
29AQI
34AQI
36AQI
49AQI
40AQI
41AQI
34AQI
36AQI
48AQI
54AQI
46AQI
68AQI
87AQI
65AQI
49AQI
43AQI
35AQI
37AQI
31AQI
40AQI
66AQI
73AQI
48AQI
50AQI
40AQI
39AQI
35AQI
36AQI
32AQI
30AQI
32AQI
30AQI
44AQI
32AQI
46AQI
29AQI
60AQI
40AQI
40AQI
32AQI
33AQI
33AQI
35AQI
33AQI
35AQI
37AQI
40AQI
67AQI
74AQI
102AQI
88AQI
55AQI
47AQI
33AQI
39AQI
34AQI
37AQI
36AQI
44AQI
33AQI
49AQI
47AQI
44AQI
33AQI
25AQI
33AQI
31AQI
27AQI
46AQI
58AQI
66AQI
69AQI
75AQI
72AQI
86AQI
63AQI
44AQI
41AQI
32AQI
35AQI
28AQI
27AQI
22AQI
26AQI
38AQI
44AQI
50AQI
51AQI
60AQI
60AQI
58AQI
56AQI
36AQI
52AQI
29AQI
48AQI
49AQI
59AQI
62AQI
52AQI
46AQI
47AQI
35AQI
31AQI
61AQI
61AQI
63AQI
53AQI
52AQI
66AQI
58AQI
42AQI
51AQI
38AQI
45AQI
26AQI
31AQI
33AQI
37AQI
35AQI
34AQI
53AQI
55AQI
62AQI
57AQI
50AQI
42AQI
53AQI
54AQI
70AQI
40AQI
38AQI
49AQI
38AQI
26AQI
29AQI
36AQI
34AQI
41AQI
35AQI
38AQI
44AQI
51AQI
31AQI
50AQI
48AQI
50AQI
55AQI
70AQI
56AQI
35AQI
47AQI
55AQI
52AQI
37AQI
35AQI
47AQI
41AQI
52AQI
56AQI
60AQI
48AQI
38AQI
37AQI
35AQI
30AQI
38AQI
54AQI
58AQI
55AQI
59AQI
65AQI
95AQI
93AQI
103AQI
91AQI
79AQI
74AQI
75AQI
85AQI
71AQI
62AQI
59AQI
53AQI
42AQI
53AQI
55AQI
37AQI
40AQI
37AQI
33AQI
32AQI
37AQI
42AQI
33AQI
30AQI
30AQI
26AQI
28AQI
38AQI
44AQI
43AQI
45AQI
46AQI
49AQI
54AQI
42AQI
41AQI
49AQI
47AQI
43AQI
47AQI
54AQI
49AQI
No. of days
202546AQI
Highest AQI recorded in
July54AQI
Lowest AQI recorded in
February41AQI
202439AQI
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
December33AQI
202342AQI
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
August28AQI
202242AQI
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
August25AQI
202138AQI
Highest AQI recorded in
November41AQI
Lowest AQI recorded in
August34AQI
202050AQI
Highest AQI recorded in
August63AQI
Lowest AQI recorded in
September40AQI
Most & Least Polluted Years Over the Last 6 Years
Kakogawa's annual 2025 AQI (46) shows an average percentage change of 11.4% (worsened AQI) compared to previous years: 2020 (50), 2021 (38), 2022 (42), 2023 (42), 2024 (39).