Yakage, Okayama, 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
Yakage, Okayama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 39 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Yakage, Okayama, Japan
5 AM2nd Aug 2026
7 PM
4 AM3rd Aug 2026
38AQI
29AQI
40AQI
31AQI
In the last 24 hours,
Yakage's AQI reached its highest point of 40 at 9 PM during the Night, while the lowest point, 29, was recorded at 10 AM during the Day between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Yakage, Okayama, Japan
23°C22/23°C
23°C22/25°C
25°C23/28°C
26°C24/29°C
26°C24/30°C
26°C23/31°C
27°C23/30°C
27°C24/30°C
28°C25/30°C
28°C25/31°C
28°C25/31°C
28°C25/31°C
28°C25/31°C
29°C26/32°C
29°C26/33°C
29°C26/32°C
29°C26/32°C
29°C26/32°C
29°C26/33°C
30°C27/33°C
29°C26/33°C
29°C26/32°C
29°C26/33°C
29°C27/33°C
28°C26/31°C
29°C26/33°C
28°C25/32°C
29°C26/32°C
30°C27/34°C
31°C27/34°C
44AQI
35AQI
40AQI
38AQI
2026 Days Vs Air Quality
Yakage, Okayama, Japan
71%
153
29%
62
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 71%
Health Risk Level:
Low
In 2026, 71% of 215 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
Yakage, Okayama, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI (US)
28AQI (US)
29AQI (US)
47AQI (US)
54AQI (US)
32AQI (US)
49AQI (US)
35AQI (US)
35AQI (US)
47AQI (US)
41AQI (US)
28AQI (US)
25AQI (US)
34AQI (US)
54AQI (US)
84AQI (US)
93AQI (US)
62AQI (US)
66AQI (US)
32AQI (US)
23AQI (US)
30AQI (US)
40AQI (US)
58AQI (US)
28AQI (US)
27AQI (US)
42AQI (US)
32AQI (US)
38AQI (US)
42AQI (US)
37AQI (US)
50AQI (US)
52AQI (US)
34AQI (US)
53AQI (US)
61AQI (US)
58AQI (US)
22AQI (US)
17AQI (US)
39AQI (US)
49AQI (US)
49AQI (US)
49AQI (US)
57AQI (US)
74AQI (US)
77AQI (US)
58AQI (US)
26AQI (US)
44AQI (US)
34AQI (US)
45AQI (US)
69AQI (US)
66AQI (US)
59AQI (US)
48AQI (US)
15AQI (US)
13AQI (US)
50AQI (US)
22AQI (US)
34AQI (US)
58AQI (US)
39AQI (US)
47AQI (US)
49AQI (US)
56AQI (US)
39AQI (US)
21AQI (US)
40AQI (US)
58AQI (US)
56AQI (US)
57AQI (US)
35AQI (US)
43AQI (US)
56AQI (US)
28AQI (US)
35AQI (US)
53AQI (US)
58AQI (US)
65AQI (US)
60AQI (US)
65AQI (US)
64AQI (US)
53AQI (US)
45AQI (US)
18AQI (US)
42AQI (US)
74AQI (US)
83AQI (US)
84AQI (US)
20AQI (US)
15AQI (US)
54AQI (US)
56AQI (US)
34AQI (US)
25AQI (US)
66AQI (US)
36AQI (US)
44AQI (US)
34AQI (US)
46AQI (US)
51AQI (US)
42AQI (US)
42AQI (US)
40AQI (US)
33AQI (US)
33AQI (US)
35AQI (US)
31AQI (US)
33AQI (US)
29AQI (US)
44AQI (US)
42AQI (US)
30AQI (US)
26AQI (US)
45AQI (US)
49AQI (US)
51AQI (US)
57AQI (US)
42AQI (US)
24AQI (US)
47AQI (US)
60AQI (US)
54AQI (US)
25AQI (US)
24AQI (US)
28AQI (US)
37AQI (US)
35AQI (US)
35AQI (US)
32AQI (US)
35AQI (US)
40AQI (US)
40AQI (US)
40AQI (US)
34AQI (US)
79AQI (US)
64AQI (US)
53AQI (US)
46AQI (US)
61AQI (US)
65AQI (US)
68AQI (US)
61AQI (US)
62AQI (US)
55AQI (US)
42AQI (US)
24AQI (US)
36AQI (US)
43AQI (US)
41AQI (US)
53AQI (US)
53AQI (US)
17AQI (US)
13AQI (US)
25AQI (US)
23AQI (US)
25AQI (US)
21AQI (US)
20AQI (US)
35AQI (US)
37AQI (US)
53AQI (US)
55AQI (US)
50AQI (US)
45AQI (US)
22AQI (US)
26AQI (US)
23AQI (US)
37AQI (US)
37AQI (US)
49AQI (US)
26AQI (US)
15AQI (US)
22AQI (US)
21AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
47AQI (US)
62AQI (US)
59AQI (US)
12AQI (US)
33AQI (US)
29AQI (US)
28AQI (US)
22AQI (US)
27AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
30AQI (US)
28AQI (US)
40AQI (US)
34AQI (US)
25AQI (US)
26AQI (US)
50AQI (US)
58AQI (US)
55AQI (US)
56AQI (US)
71AQI (US)
71AQI (US)
45AQI (US)
40AQI (US)
43AQI (US)
35AQI (US)
35AQI (US)
36AQI (US)
33AQI (US)
33AQI (US)
27AQI (US)
43AQI (US)
34AQI (US)
39AQI (US)
42AQI (US)
46AQI (US)
50AQI (US)
40AQI (US)
46AQI (US)
32AQI (US)
37AQI (US)
39AQI (US)
No. of days
202642AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
June32AQI (US)
202550AQI (US)
Highest AQI (US) recorded in
November60AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202441AQI (US)
Highest AQI (US) recorded in
April54AQI (US)
Lowest AQI (US) recorded in
October33AQI (US)
202346AQI (US)
Highest AQI (US) recorded in
March59AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202242AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
December33AQI (US)
202142AQI (US)
Highest AQI (US) recorded in
June49AQI (US)
Lowest AQI (US) recorded in
April37AQI (US)
202042AQI (US)
Highest AQI (US) recorded in
August59AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Yakage's annual 2026 AQI (US) (42) shows an average percentage change of -3.7% (improved AQI (US)) compared to previous years: 2020 (42), 2021 (42), 2022 (42), 2023 (46), 2024 (41), 2025 (50).