Ono, Fukui, 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
Ono, Fukui, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Ono, Fukui, Japan
4 AM2nd Aug 2025
7 PM
3 AM3rd Aug 2025
55AQI
39AQI
54AQI
40AQI
In the last 24 hours,
Ono's AQI reached its highest point of 55 at 2 PM during the Day, while the lowest point, 39, was recorded at 7 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ono, Fukui, Japan
25°C19/32°C
24°C18/31°C
25°C21/31°C
26°C22/33°C
26°C22/31°C
26°C22/33°C
25°C20/33°C
24°C18/32°C
23°C18/31°C
25°C18/34°C
25°C18/32°C
25°C20/30°C
24°C20/28°C
22°C20/25°C
24°C19/30°C
24°C18/32°C
26°C20/34°C
26°C20/35°C
26°C20/34°C
27°C21/34°C
27°C20/35°C
27°C22/35°C
27°C22/35°C
27°C21/35°C
26°C21/34°C
27°C21/34°C
27°C21/35°C
26°C20/35°C
25°C19/32°C
24°C19/32°C
--°C/°C
52AQI
43AQI
51AQI
48AQI
2025 Days Vs Air Quality
Ono, Fukui, Japan
82%
174
18%
39
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2025, 82% 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
Ono, Fukui, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
26AQI
26AQI
24AQI
24AQI
27AQI
27AQI
28AQI
29AQI
25AQI
24AQI
25AQI
23AQI
35AQI
26AQI
29AQI
26AQI
27AQI
29AQI
38AQI
34AQI
38AQI
50AQI
44AQI
41AQI
35AQI
29AQI
29AQI
30AQI
31AQI
38AQI
50AQI
38AQI
40AQI
33AQI
35AQI
31AQI
31AQI
31AQI
28AQI
28AQI
30AQI
27AQI
30AQI
30AQI
31AQI
32AQI
36AQI
31AQI
32AQI
30AQI
30AQI
30AQI
31AQI
32AQI
32AQI
37AQI
47AQI
49AQI
49AQI
54AQI
38AQI
35AQI
26AQI
33AQI
32AQI
34AQI
35AQI
35AQI
32AQI
30AQI
44AQI
37AQI
36AQI
22AQI
22AQI
22AQI
20AQI
34AQI
46AQI
50AQI
68AQI
65AQI
72AQI
71AQI
73AQI
44AQI
41AQI
33AQI
34AQI
31AQI
30AQI
22AQI
23AQI
31AQI
33AQI
40AQI
44AQI
35AQI
49AQI
48AQI
50AQI
30AQI
43AQI
23AQI
37AQI
45AQI
52AQI
59AQI
50AQI
41AQI
47AQI
26AQI
25AQI
50AQI
49AQI
56AQI
48AQI
51AQI
62AQI
52AQI
37AQI
41AQI
39AQI
41AQI
27AQI
27AQI
30AQI
28AQI
25AQI
23AQI
40AQI
48AQI
55AQI
53AQI
54AQI
36AQI
48AQI
48AQI
63AQI
69AQI
52AQI
53AQI
45AQI
29AQI
32AQI
34AQI
33AQI
41AQI
36AQI
30AQI
38AQI
46AQI
30AQI
42AQI
39AQI
48AQI
51AQI
63AQI
55AQI
32AQI
34AQI
43AQI
47AQI
35AQI
26AQI
32AQI
38AQI
40AQI
44AQI
47AQI
49AQI
53AQI
43AQI
44AQI
43AQI
44AQI
53AQI
47AQI
51AQI
55AQI
59AQI
80AQI
86AQI
76AQI
73AQI
65AQI
64AQI
68AQI
70AQI
71AQI
60AQI
57AQI
54AQI
48AQI
47AQI
48AQI
40AQI
39AQI
34AQI
32AQI
37AQI
40AQI
46AQI
46AQI
39AQI
35AQI
32AQI
37AQI
44AQI
47AQI
48AQI
45AQI
30AQI
34AQI
41AQI
41AQI
41AQI
44AQI
52AQI
45AQI
No. of days
202541AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
January30AQI
202433AQI
Highest AQI recorded in
June42AQI
Lowest AQI recorded in
December26AQI
202334AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
August26AQI
202233AQI
Highest AQI recorded in
May42AQI
Lowest AQI recorded in
August14AQI
202131AQI
Highest AQI recorded in
June40AQI
Lowest AQI recorded in
March24AQI
202037AQI
Highest AQI recorded in
August60AQI
Lowest AQI recorded in
July26AQI
Most & Least Polluted Years Over the Last 6 Years
Ono's annual 2025 AQI (41) shows an average percentage change of 20.6% (worsened AQI) compared to previous years: 2020 (37), 2021 (31), 2022 (33), 2023 (34), 2024 (33).