Oji, Oakashicho, 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
Oji, Oakashicho, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Oji, Oakashicho, Hyogo, Japan
5 AM11th Aug 2025
7 PM
4 AM12th Aug 2025
AQI
AQI
47AQI
21AQI
In the last 24 hours,
Oji's AQI reached its highest point of 47 at 5 AM during the Night, while the lowest point, 21, was recorded at 10 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Oji, Oakashicho, Hyogo, Japan
27°C25/30°C
26°C24/28°C
26°C24/28°C
27°C26/29°C
25°C22/26°C
26°C25/29°C
27°C25/29°C
27°C25/30°C
28°C26/30°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
28°C26/31°C
29°C26/32°C
29°C26/32°C
29°C27/33°C
30°C27/33°C
30°C26/34°C
29°C26/33°C
28°C27/30°C
29°C27/31°C
30°C27/32°C
29°C25/31°C
27°C25/31°C
26°C25/28°C
26°C25/26°C
--°C/°C
--°C/°C
43AQI
33AQI
43AQI
41AQI
2025 Days Vs Air Quality
Oji, Oakashicho, Hyogo, Japan
63%
139
37%
82
0.4%
1
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 63%
Health Risk Level:
Moderate
In 2025, 63% of 223 days were within WHO’s safe air quality limits, and 37% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Oji, Oakashicho, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
35AQI
45AQI
34AQI
35AQI
37AQI
45AQI
35AQI
36AQI
33AQI
28AQI
32AQI
38AQI
41AQI
52AQI
44AQI
42AQI
35AQI
38AQI
44AQI
58AQI
46AQI
69AQI
84AQI
69AQI
48AQI
43AQI
38AQI
41AQI
33AQI
45AQI
72AQI
76AQI
46AQI
59AQI
41AQI
43AQI
36AQI
42AQI
31AQI
34AQI
34AQI
31AQI
44AQI
32AQI
49AQI
30AQI
62AQI
41AQI
41AQI
34AQI
35AQI
33AQI
37AQI
35AQI
34AQI
39AQI
41AQI
71AQI
74AQI
99AQI
116AQI
56AQI
52AQI
37AQI
40AQI
36AQI
41AQI
38AQI
45AQI
43AQI
54AQI
60AQI
52AQI
39AQI
27AQI
41AQI
37AQI
31AQI
50AQI
59AQI
68AQI
70AQI
77AQI
71AQI
89AQI
63AQI
46AQI
44AQI
34AQI
39AQI
38AQI
40AQI
26AQI
32AQI
39AQI
44AQI
51AQI
52AQI
59AQI
60AQI
59AQI
56AQI
38AQI
54AQI
30AQI
49AQI
49AQI
58AQI
60AQI
52AQI
45AQI
49AQI
42AQI
31AQI
65AQI
62AQI
63AQI
55AQI
52AQI
65AQI
59AQI
41AQI
53AQI
41AQI
46AQI
25AQI
33AQI
31AQI
42AQI
33AQI
38AQI
53AQI
58AQI
61AQI
57AQI
52AQI
47AQI
54AQI
57AQI
66AQI
37AQI
38AQI
49AQI
36AQI
26AQI
29AQI
35AQI
31AQI
41AQI
34AQI
40AQI
46AQI
49AQI
30AQI
49AQI
49AQI
50AQI
56AQI
64AQI
53AQI
29AQI
37AQI
52AQI
53AQI
43AQI
34AQI
44AQI
41AQI
51AQI
55AQI
58AQI
52AQI
52AQI
45AQI
36AQI
34AQI
37AQI
48AQI
52AQI
52AQI
55AQI
58AQI
74AQI
89AQI
87AQI
87AQI
76AQI
72AQI
75AQI
83AQI
71AQI
63AQI
61AQI
57AQI
49AQI
53AQI
57AQI
45AQI
47AQI
38AQI
35AQI
32AQI
37AQI
35AQI
33AQI
27AQI
27AQI
26AQI
27AQI
34AQI
38AQI
41AQI
45AQI
43AQI
46AQI
60AQI
48AQI
53AQI
48AQI
51AQI
51AQI
47AQI
44AQI
43AQI
53AQI
49AQI
43AQI
47AQI
53AQI
49AQI
No. of days
202548AQI
Highest AQI recorded in
March53AQI
Lowest AQI recorded in
February43AQI
202439AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
October32AQI
202342AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
August31AQI
202240AQI
Highest AQI recorded in
March52AQI
Lowest AQI recorded in
October31AQI
202139AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
October32AQI
202036AQI
Highest AQI recorded in
August54AQI
Lowest AQI recorded in
September19AQI
Most & Least Polluted Years Over the Last 6 Years
Oji's annual 2025 AQI (48) shows an average percentage change of 22.1% (worsened AQI) compared to previous years: 2020 (36), 2021 (39), 2022 (40), 2023 (42), 2024 (39).