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
Higashi Osaka, Osaka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (23rd August ):
On this day, AQI across the 5 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: 24th Aug - 25th Aug 2025
Higashi Osaka, Osaka, Japan
5 AM24th Aug 2025
6 PM
4 AM25th Aug 2025
71AQI
45AQI
63AQI
48AQI
In the last 24 hours,
Higashi Osaka's AQI reached its highest point of 71 at 6 PM during the Day, while the lowest point, 45, was recorded at 8 AM during the Day between 24th Aug and 25th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Higashi Osaka, Osaka, Japan
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
27°C26/30°C
26°C24/27°C
29°C25/33°C
29°C25/33°C
29°C25/33°C
29°C25/34°C
29°C26/33°C
30°C26/34°C
30°C26/34°C
30°C26/34°C
30°C26/34°C
30°C27/35°C
30°C27/34°C
30°C28/34°C
--°C/°C
51AQI
41AQI
47AQI
40AQI
2025 Days Vs Air Quality
Higashi Osaka, Osaka, Japan
70%
165
30%
70
Total number of days with different AQI categories in last 237 days in 2025 (128 days remaining)
Under WHO’s Safe Air Quality Limits: 70%
Health Risk Level:
Low
In 2025, 70% of 237 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
Higashi Osaka, Osaka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
36AQI
47AQI
37AQI
36AQI
37AQI
45AQI
36AQI
37AQI
34AQI
30AQI
34AQI
39AQI
44AQI
55AQI
48AQI
46AQI
36AQI
42AQI
42AQI
51AQI
44AQI
62AQI
71AQI
66AQI
47AQI
44AQI
48AQI
41AQI
38AQI
44AQI
73AQI
76AQI
48AQI
56AQI
43AQI
42AQI
41AQI
42AQI
33AQI
33AQI
36AQI
30AQI
49AQI
31AQI
53AQI
30AQI
63AQI
40AQI
45AQI
34AQI
35AQI
32AQI
37AQI
37AQI
34AQI
44AQI
43AQI
68AQI
68AQI
70AQI
93AQI
46AQI
48AQI
38AQI
40AQI
35AQI
38AQI
36AQI
41AQI
34AQI
40AQI
54AQI
46AQI
40AQI
26AQI
40AQI
34AQI
32AQI
48AQI
59AQI
66AQI
70AQI
75AQI
73AQI
93AQI
62AQI
49AQI
43AQI
36AQI
39AQI
32AQI
37AQI
24AQI
29AQI
41AQI
43AQI
50AQI
51AQI
55AQI
58AQI
56AQI
55AQI
34AQI
52AQI
27AQI
49AQI
49AQI
59AQI
60AQI
49AQI
46AQI
51AQI
32AQI
29AQI
63AQI
57AQI
62AQI
48AQI
55AQI
65AQI
59AQI
42AQI
50AQI
40AQI
45AQI
26AQI
32AQI
31AQI
35AQI
32AQI
34AQI
50AQI
56AQI
58AQI
54AQI
54AQI
46AQI
54AQI
56AQI
61AQI
42AQI
37AQI
52AQI
33AQI
27AQI
30AQI
30AQI
31AQI
38AQI
35AQI
38AQI
44AQI
50AQI
28AQI
49AQI
48AQI
50AQI
55AQI
65AQI
43AQI
35AQI
39AQI
48AQI
50AQI
35AQI
33AQI
44AQI
40AQI
50AQI
53AQI
58AQI
52AQI
40AQI
40AQI
34AQI
34AQI
35AQI
51AQI
48AQI
51AQI
56AQI
59AQI
74AQI
86AQI
94AQI
84AQI
75AQI
70AQI
75AQI
85AQI
61AQI
53AQI
54AQI
52AQI
43AQI
51AQI
54AQI
38AQI
41AQI
37AQI
35AQI
33AQI
37AQI
38AQI
35AQI
33AQI
29AQI
29AQI
33AQI
39AQI
42AQI
43AQI
45AQI
45AQI
47AQI
60AQI
50AQI
54AQI
47AQI
47AQI
49AQI
46AQI
41AQI
36AQI
40AQI
45AQI
43AQI
44AQI
42AQI
47AQI
46AQI
47AQI
46AQI
44AQI
48AQI
45AQI
44AQI
50AQI
47AQI
42AQI
45AQI
52AQI
46AQI
No. of days
202546AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
May42AQI
202443AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
December36AQI
202348AQI
Highest AQI recorded in
April57AQI
Lowest AQI recorded in
August39AQI
202246AQI
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
January38AQI
202142AQI
Highest AQI recorded in
May46AQI
Lowest AQI recorded in
August37AQI
202039AQI
Highest AQI recorded in
August55AQI
Lowest AQI recorded in
September31AQI
Most & Least Polluted Years Over the Last 6 Years
Higashi Osaka's annual 2025 AQI (46) shows an average percentage change of 6.6% (worsened AQI) compared to previous years: 2020 (39), 2021 (42), 2022 (46), 2023 (48), 2024 (43).