Asahimachi, Higashi Osaka, Osaka, 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
Asahimachi, Higashi Osaka, Osaka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 48 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 10th Aug - 11th Aug 2025
Asahimachi, Higashi Osaka, Osaka, Japan
5 AM10th Aug 2025
7 PM
4 AM11th Aug 2025
60AQI
29AQI
50AQI
38AQI
In the last 24 hours,
Asahimachi's AQI reached its highest point of 60 at 4 PM during the Day, while the lowest point, 29, was recorded at 10 AM during the Day between 10th Aug and 11th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Asahimachi, Higashi Osaka, Osaka, Japan
29°C25/35°C
28°C25/34°C
28°C24/34°C
29°C25/34°C
29°C25/32°C
25°C24/28°C
27°C23/32°C
28°C23/34°C
29°C25/34°C
29°C26/33°C
30°C26/34°C
30°C26/35°C
30°C27/35°C
30°C27/35°C
30°C26/36°C
30°C26/35°C
30°C26/36°C
31°C27/37°C
31°C27/36°C
31°C27/36°C
30°C27/34°C
31°C27/36°C
31°C27/36°C
31°C27/36°C
31°C28/35°C
32°C28/36°C
28°C26/32°C
28°C24/33°C
28°C25/30°C
26°C24/26°C
--°C/°C
46AQI
36AQI
46AQI
39AQI
2025 Days Vs Air Quality
Asahimachi, Higashi Osaka, Osaka, Japan
70%
155
30%
66
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 223 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
Asahimachi, Higashi Osaka, Osaka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
49AQI
38AQI
34AQI
35AQI
43AQI
36AQI
35AQI
34AQI
28AQI
33AQI
37AQI
43AQI
54AQI
47AQI
44AQI
36AQI
39AQI
41AQI
50AQI
42AQI
61AQI
69AQI
65AQI
45AQI
44AQI
45AQI
40AQI
37AQI
42AQI
73AQI
75AQI
47AQI
56AQI
42AQI
41AQI
38AQI
40AQI
32AQI
31AQI
35AQI
30AQI
48AQI
31AQI
52AQI
30AQI
62AQI
40AQI
43AQI
33AQI
34AQI
31AQI
36AQI
36AQI
34AQI
43AQI
43AQI
66AQI
65AQI
68AQI
94AQI
47AQI
48AQI
37AQI
40AQI
34AQI
40AQI
37AQI
42AQI
35AQI
40AQI
54AQI
47AQI
41AQI
26AQI
39AQI
33AQI
31AQI
47AQI
60AQI
65AQI
70AQI
74AQI
73AQI
92AQI
63AQI
49AQI
44AQI
36AQI
38AQI
32AQI
37AQI
24AQI
29AQI
41AQI
43AQI
50AQI
51AQI
55AQI
57AQI
55AQI
55AQI
33AQI
51AQI
27AQI
48AQI
49AQI
59AQI
59AQI
49AQI
46AQI
50AQI
32AQI
30AQI
63AQI
58AQI
62AQI
49AQI
55AQI
65AQI
59AQI
41AQI
50AQI
41AQI
45AQI
26AQI
32AQI
31AQI
36AQI
31AQI
34AQI
50AQI
56AQI
58AQI
54AQI
55AQI
45AQI
54AQI
56AQI
61AQI
43AQI
37AQI
52AQI
34AQI
27AQI
30AQI
29AQI
31AQI
39AQI
35AQI
39AQI
44AQI
50AQI
28AQI
48AQI
48AQI
50AQI
55AQI
65AQI
43AQI
31AQI
37AQI
48AQI
48AQI
36AQI
31AQI
42AQI
43AQI
49AQI
53AQI
58AQI
53AQI
41AQI
39AQI
35AQI
35AQI
34AQI
48AQI
47AQI
49AQI
55AQI
59AQI
69AQI
83AQI
91AQI
85AQI
76AQI
69AQI
75AQI
84AQI
64AQI
55AQI
55AQI
52AQI
44AQI
51AQI
55AQI
40AQI
42AQI
37AQI
35AQI
33AQI
36AQI
37AQI
34AQI
31AQI
29AQI
28AQI
30AQI
37AQI
41AQI
41AQI
44AQI
44AQI
47AQI
59AQI
50AQI
55AQI
49AQI
47AQI
48AQI
44AQI
43AQI
50AQI
47AQI
42AQI
45AQI
52AQI
49AQI
No. of days
202546AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
May42AQI
202440AQI
Highest AQI recorded in
April66AQI
Lowest AQI recorded in
December35AQI
202343AQI
Highest AQI recorded in
December44AQI
Lowest AQI recorded in
November38AQI
202042AQI
Highest AQI recorded in
September42AQI
Lowest AQI recorded in
September42AQI
Most & Least Polluted Years Over the Last 4 Years
Asahimachi's annual 2025 AQI (46) shows an average percentage change of 10.6% (worsened AQI) compared to previous years: 2020 (42), 2023 (43), 2024 (40).