Ube, Yamaguchi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Ube, Yamaguchi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (29th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 24 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 28th Jul - 29th Jul 2026
Ube, Yamaguchi, Japan
5 AM28th Jul 2026
7 PM
4 AM29th Jul 2026
36AQI
22AQI
30AQI
21AQI
In the last 24 hours,
Ube's AQI reached its highest point of 36 at 7 AM during the Day, while the lowest point, 21, was recorded at 9 PM during the Night between 28th Jul and 29th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Ube, Yamaguchi, Japan
22°C20/25°C
22°C21/24°C
23°C20/27°C
23°C19/27°C
23°C21/25°C
24°C23/25°C
24°C23/28°C
25°C23/28°C
25°C24/29°C
26°C24/28°C
25°C23/28°C
26°C24/28°C
26°C24/29°C
28°C24/32°C
28°C24/32°C
28°C25/32°C
28°C25/31°C
27°C25/30°C
27°C25/31°C
27°C25/30°C
27°C25/30°C
28°C25/31°C
28°C25/32°C
28°C25/32°C
28°C25/33°C
28°C25/33°C
28°C25/33°C
29°C26/34°C
29°C26/33°C
28°C25/31°C
34AQI
30AQI
33AQI
31AQI
2026 Days Vs Air Quality
Ube, Yamaguchi, Japan
82%
172
18%
38
Total number of days with different AQI categories in last 210 days in 2026 (155 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% of 210 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
Ube, Yamaguchi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI (US)
27AQI (US)
29AQI (US)
42AQI (US)
50AQI (US)
34AQI (US)
44AQI (US)
31AQI (US)
25AQI (US)
36AQI (US)
28AQI (US)
27AQI (US)
44AQI (US)
24AQI (US)
41AQI (US)
65AQI (US)
72AQI (US)
73AQI (US)
71AQI (US)
32AQI (US)
14AQI (US)
23AQI (US)
36AQI (US)
44AQI (US)
14AQI (US)
16AQI (US)
48AQI (US)
34AQI (US)
42AQI (US)
25AQI (US)
27AQI (US)
49AQI (US)
47AQI (US)
32AQI (US)
39AQI (US)
46AQI (US)
51AQI (US)
29AQI (US)
23AQI (US)
38AQI (US)
43AQI (US)
48AQI (US)
43AQI (US)
60AQI (US)
66AQI (US)
54AQI (US)
59AQI (US)
26AQI (US)
35AQI (US)
59AQI (US)
61AQI (US)
73AQI (US)
47AQI (US)
41AQI (US)
19AQI (US)
23AQI (US)
29AQI (US)
48AQI (US)
34AQI (US)
36AQI (US)
59AQI (US)
38AQI (US)
45AQI (US)
48AQI (US)
49AQI (US)
49AQI (US)
41AQI (US)
33AQI (US)
43AQI (US)
56AQI (US)
58AQI (US)
37AQI (US)
42AQI (US)
58AQI (US)
50AQI (US)
41AQI (US)
49AQI (US)
50AQI (US)
53AQI (US)
43AQI (US)
45AQI (US)
39AQI (US)
48AQI (US)
51AQI (US)
25AQI (US)
47AQI (US)
73AQI (US)
76AQI (US)
60AQI (US)
20AQI (US)
20AQI (US)
54AQI (US)
54AQI (US)
25AQI (US)
38AQI (US)
36AQI (US)
28AQI (US)
30AQI (US)
32AQI (US)
45AQI (US)
35AQI (US)
47AQI (US)
48AQI (US)
30AQI (US)
36AQI (US)
36AQI (US)
34AQI (US)
28AQI (US)
30AQI (US)
34AQI (US)
40AQI (US)
46AQI (US)
27AQI (US)
34AQI (US)
45AQI (US)
50AQI (US)
49AQI (US)
51AQI (US)
41AQI (US)
32AQI (US)
50AQI (US)
53AQI (US)
41AQI (US)
36AQI (US)
25AQI (US)
29AQI (US)
31AQI (US)
27AQI (US)
29AQI (US)
32AQI (US)
32AQI (US)
29AQI (US)
39AQI (US)
30AQI (US)
33AQI (US)
77AQI (US)
62AQI (US)
53AQI (US)
45AQI (US)
60AQI (US)
66AQI (US)
70AQI (US)
62AQI (US)
64AQI (US)
55AQI (US)
41AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
28AQI (US)
26AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
31AQI (US)
21AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
40AQI (US)
41AQI (US)
23AQI (US)
28AQI (US)
25AQI (US)
21AQI (US)
22AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
27AQI (US)
37AQI (US)
29AQI (US)
24AQI (US)
27AQI (US)
34AQI (US)
58AQI (US)
64AQI (US)
55AQI (US)
55AQI (US)
36AQI (US)
28AQI (US)
32AQI (US)
27AQI (US)
25AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
37AQI (US)
44AQI (US)
47AQI (US)
38AQI (US)
42AQI (US)
25AQI (US)
32AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202545AQI (US)
Highest AQI (US) recorded in
November54AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
202438AQI (US)
Highest AQI (US) recorded in
April50AQI (US)
Lowest AQI (US) recorded in
July29AQI (US)
202342AQI (US)
Highest AQI (US) recorded in
April52AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202241AQI (US)
Highest AQI (US) recorded in
August53AQI (US)
Lowest AQI (US) recorded in
December35AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
May46AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202037AQI (US)
Highest AQI (US) recorded in
August47AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Ube's annual 2026 AQI (US) (38) shows an average percentage change of -5.3% (improved AQI (US)) compared to previous years: 2020 (37), 2021 (39), 2022 (41), 2023 (42), 2024 (38), 2025 (45).