Omachi, 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
Omachi, Oakashicho, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 46 of Good air quality, showing improvement over 2024 on the same day.
Day & Night AQI Trend: 13th Aug - 14th Aug 2026
Omachi, Oakashicho, Hyogo, Japan
5 AM13th Aug 2026
7 PM
4 AM14th Aug 2026
25AQI
21AQI
48AQI
25AQI
In the last 24 hours,
Omachi's AQI reached its highest point of 48 at 1 AM during the Night, while the lowest point, 21, was recorded at 6 PM during the Day between 13th Aug and 14th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Omachi, Oakashicho, Hyogo, Japan
29°C26/32°C
29°C26/33°C
28°C26/31°C
28°C26/31°C
29°C26/31°C
30°C27/33°C
30°C27/34°C
31°C27/35°C
31°C27/35°C
30°C27/35°C
30°C27/34°C
29°C27/33°C
28°C26/31°C
28°C26/31°C
30°C27/34°C
30°C27/34°C
30°C27/34°C
31°C27/34°C
29°C27/32°C
29°C27/31°C
29°C26/33°C
30°C27/34°C
30°C27/34°C
29°C27/32°C
28°C26/30°C
27°C25/31°C
26°C23/29°C
26°C24/27°C
27°C24/29°C
27°C25/30°C
51AQI
36AQI
48AQI
37AQI
2026 Days Vs Air Quality
Omachi, Oakashicho, Hyogo, Japan
79%
178
21%
48
Total number of days with different AQI categories in last 226 days in 2026 (139 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2026, 79% of 226 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
Omachi, Oakashicho, Hyogo, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI (US)
21AQI (US)
18AQI (US)
39AQI (US)
55AQI (US)
14AQI (US)
35AQI (US)
39AQI (US)
26AQI (US)
49AQI (US)
39AQI (US)
37AQI (US)
33AQI (US)
26AQI (US)
46AQI (US)
71AQI (US)
81AQI (US)
49AQI (US)
51AQI (US)
29AQI (US)
15AQI (US)
26AQI (US)
38AQI (US)
47AQI (US)
32AQI (US)
15AQI (US)
45AQI (US)
29AQI (US)
21AQI (US)
38AQI (US)
34AQI (US)
41AQI (US)
52AQI (US)
25AQI (US)
38AQI (US)
59AQI (US)
53AQI (US)
13AQI (US)
12AQI (US)
38AQI (US)
48AQI (US)
50AQI (US)
54AQI (US)
62AQI (US)
74AQI (US)
89AQI (US)
61AQI (US)
17AQI (US)
29AQI (US)
35AQI (US)
35AQI (US)
59AQI (US)
43AQI (US)
59AQI (US)
58AQI (US)
17AQI (US)
14AQI (US)
46AQI (US)
18AQI (US)
30AQI (US)
61AQI (US)
38AQI (US)
48AQI (US)
51AQI (US)
53AQI (US)
46AQI (US)
36AQI (US)
46AQI (US)
58AQI (US)
53AQI (US)
58AQI (US)
37AQI (US)
42AQI (US)
58AQI (US)
50AQI (US)
46AQI (US)
56AQI (US)
46AQI (US)
63AQI (US)
54AQI (US)
62AQI (US)
44AQI (US)
63AQI (US)
41AQI (US)
13AQI (US)
44AQI (US)
55AQI (US)
72AQI (US)
44AQI (US)
25AQI (US)
17AQI (US)
28AQI (US)
55AQI (US)
40AQI (US)
35AQI (US)
53AQI (US)
52AQI (US)
49AQI (US)
35AQI (US)
46AQI (US)
47AQI (US)
44AQI (US)
33AQI (US)
46AQI (US)
27AQI (US)
29AQI (US)
36AQI (US)
27AQI (US)
31AQI (US)
37AQI (US)
40AQI (US)
46AQI (US)
36AQI (US)
38AQI (US)
46AQI (US)
49AQI (US)
49AQI (US)
48AQI (US)
51AQI (US)
21AQI (US)
32AQI (US)
55AQI (US)
54AQI (US)
21AQI (US)
20AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
31AQI (US)
30AQI (US)
39AQI (US)
31AQI (US)
34AQI (US)
79AQI (US)
65AQI (US)
54AQI (US)
47AQI (US)
61AQI (US)
63AQI (US)
68AQI (US)
59AQI (US)
62AQI (US)
53AQI (US)
41AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
28AQI (US)
25AQI (US)
23AQI (US)
25AQI (US)
21AQI (US)
23AQI (US)
21AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
25AQI (US)
22AQI (US)
26AQI (US)
23AQI (US)
25AQI (US)
27AQI (US)
23AQI (US)
22AQI (US)
19AQI (US)
20AQI (US)
21AQI (US)
23AQI (US)
30AQI (US)
24AQI (US)
27AQI (US)
29AQI (US)
45AQI (US)
36AQI (US)
19AQI (US)
22AQI (US)
24AQI (US)
20AQI (US)
18AQI (US)
19AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
26AQI (US)
41AQI (US)
35AQI (US)
32AQI (US)
47AQI (US)
41AQI (US)
58AQI (US)
50AQI (US)
43AQI (US)
71AQI (US)
77AQI (US)
91AQI (US)
46AQI (US)
49AQI (US)
49AQI (US)
41AQI (US)
48AQI (US)
44AQI (US)
50AQI (US)
49AQI (US)
49AQI (US)
48AQI (US)
46AQI (US)
28AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
23AQI (US)
24AQI (US)
46AQI (US)
36AQI (US)
43AQI (US)
48AQI (US)
40AQI (US)
41AQI (US)
25AQI (US)
40AQI (US)
31AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202547AQI (US)
Highest AQI (US) recorded in
November55AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202442AQI (US)
Highest AQI (US) recorded in
April53AQI (US)
Lowest AQI (US) recorded in
December33AQI (US)
202348AQI (US)
Highest AQI (US) recorded in
April59AQI (US)
Lowest AQI (US) recorded in
August34AQI (US)
202246AQI (US)
Highest AQI (US) recorded in
March59AQI (US)
Lowest AQI (US) recorded in
October36AQI (US)
202144AQI (US)
Highest AQI (US) recorded in
March51AQI (US)
Lowest AQI (US) recorded in
August38AQI (US)
202050AQI (US)
Highest AQI (US) recorded in
August61AQI (US)
Lowest AQI (US) recorded in
September43AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Omachi's annual 2026 AQI (US) (38) shows an average percentage change of -17.4% (improved AQI (US)) compared to previous years: 2020 (50), 2021 (44), 2022 (46), 2023 (48), 2024 (42), 2025 (47).