Koshien Ichibancho, Nishinomiya Hama, 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
Koshien Ichibancho, Nishinomiya Hama, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (12th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 39 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 12th Aug - 13th Aug 2025
Koshien Ichibancho, Nishinomiya Hama, Hyogo, Japan
5 AM12th Aug 2025
7 PM
4 AM13th Aug 2025
41AQI
26AQI
40AQI
30AQI
In the last 24 hours,
Koshien Ichibancho's AQI reached its highest point of 41 at 8 AM during the Day, while the lowest point, 26, was recorded at 5 PM during the Day between 12th Aug and 13th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Koshien Ichibancho, Nishinomiya Hama, Hyogo, Japan
27°C25/33°C
28°C25/33°C
29°C26/33°C
25°C23/28°C
27°C24/32°C
28°C24/33°C
29°C25/33°C
29°C26/32°C
29°C26/33°C
30°C27/34°C
30°C27/34°C
30°C27/34°C
30°C27/34°C
29°C26/34°C
30°C27/34°C
30°C27/36°C
30°C27/34°C
30°C27/35°C
30°C27/34°C
31°C27/36°C
31°C27/35°C
30°C28/34°C
30°C28/33°C
31°C28/35°C
29°C26/33°C
29°C25/32°C
28°C26/30°C
26°C25/26°C
27°C26/29°C
26°C25/27°C
--°C/°C
42AQI
34AQI
42AQI
40AQI
2025 Days Vs Air Quality
Koshien Ichibancho, Nishinomiya Hama, Hyogo, Japan
71%
160
28%
63
0.4%
1
Total number of days with different AQI categories in last 225 days in 2025 (140 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2025, 71% 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
Koshien Ichibancho, Nishinomiya Hama, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
37AQI
45AQI
34AQI
35AQI
34AQI
43AQI
35AQI
34AQI
31AQI
27AQI
31AQI
42AQI
42AQI
54AQI
46AQI
42AQI
36AQI
36AQI
36AQI
49AQI
39AQI
62AQI
74AQI
69AQI
46AQI
41AQI
40AQI
38AQI
33AQI
40AQI
73AQI
74AQI
46AQI
56AQI
40AQI
40AQI
34AQI
39AQI
30AQI
30AQI
31AQI
30AQI
46AQI
30AQI
46AQI
30AQI
63AQI
41AQI
41AQI
34AQI
32AQI
30AQI
34AQI
34AQI
33AQI
37AQI
41AQI
69AQI
68AQI
82AQI
102AQI
52AQI
48AQI
33AQI
39AQI
34AQI
41AQI
37AQI
42AQI
35AQI
40AQI
54AQI
47AQI
38AQI
25AQI
37AQI
33AQI
29AQI
46AQI
55AQI
64AQI
70AQI
72AQI
69AQI
90AQI
62AQI
47AQI
41AQI
34AQI
36AQI
31AQI
32AQI
23AQI
28AQI
39AQI
41AQI
49AQI
50AQI
55AQI
58AQI
57AQI
54AQI
36AQI
52AQI
29AQI
46AQI
48AQI
57AQI
59AQI
46AQI
45AQI
48AQI
30AQI
29AQI
60AQI
57AQI
60AQI
50AQI
53AQI
64AQI
59AQI
43AQI
48AQI
39AQI
45AQI
27AQI
32AQI
31AQI
40AQI
33AQI
35AQI
51AQI
55AQI
58AQI
54AQI
49AQI
46AQI
52AQI
56AQI
60AQI
40AQI
37AQI
50AQI
36AQI
27AQI
30AQI
32AQI
31AQI
39AQI
36AQI
40AQI
44AQI
49AQI
30AQI
47AQI
49AQI
48AQI
54AQI
62AQI
50AQI
31AQI
39AQI
49AQI
50AQI
40AQI
34AQI
43AQI
43AQI
50AQI
54AQI
57AQI
51AQI
43AQI
41AQI
37AQI
35AQI
38AQI
50AQI
50AQI
48AQI
54AQI
58AQI
73AQI
84AQI
81AQI
85AQI
77AQI
71AQI
76AQI
83AQI
66AQI
60AQI
58AQI
54AQI
47AQI
52AQI
56AQI
44AQI
45AQI
40AQI
35AQI
32AQI
34AQI
34AQI
30AQI
29AQI
28AQI
28AQI
30AQI
35AQI
37AQI
39AQI
43AQI
43AQI
46AQI
59AQI
48AQI
53AQI
50AQI
48AQI
47AQI
46AQI
41AQI
39AQI
43AQI
41AQI
49AQI
46AQI
42AQI
46AQI
52AQI
47AQI
No. of days
202546AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
February41AQI
202440AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
December34AQI
202344AQI
Highest AQI recorded in
November53AQI
Lowest AQI recorded in
August32AQI
202239AQI
Highest AQI recorded in
May50AQI
Lowest AQI recorded in
August22AQI
202134AQI
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
January28AQI
202034AQI
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
October27AQI
Most & Least Polluted Years Over the Last 6 Years
Koshien Ichibancho's annual 2025 AQI (46) shows an average percentage change of 20.3% (worsened AQI) compared to previous years: 2020 (34), 2021 (34), 2022 (39), 2023 (44), 2024 (40).