Yoshiki, Nakatsu, Fukuoka, 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
Yoshiki, Nakatsu, Fukuoka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 36 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Yoshiki, Nakatsu, Fukuoka, Japan
5 AM11th Aug 2025
7 PM
4 AM12th Aug 2025
AQI
AQI
44AQI
12AQI
In the last 24 hours,
Yoshiki's AQI reached its highest point of 44 at 4 AM during the Night, while the lowest point, 12, was recorded at 11 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yoshiki, Nakatsu, Fukuoka, Japan
27°C24/32°C
24°C22/26°C
26°C21/31°C
26°C21/31°C
27°C24/32°C
24°C23/26°C
26°C22/32°C
27°C23/32°C
28°C23/33°C
27°C23/31°C
27°C23/32°C
28°C23/33°C
27°C24/31°C
27°C24/31°C
27°C25/31°C
27°C24/32°C
27°C23/33°C
27°C22/33°C
27°C23/33°C
28°C24/31°C
28°C24/33°C
28°C24/33°C
29°C24/32°C
29°C26/34°C
30°C25/35°C
27°C24/31°C
27°C24/32°C
23°C21/24°C
26°C25/26°C
--°C/°C
--°C/°C
42AQI
35AQI
41AQI
37AQI
2025 Days Vs Air Quality
Yoshiki, Nakatsu, Fukuoka, Japan
74%
164
26%
59
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 223 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
Yoshiki, Nakatsu, Fukuoka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
38AQI
31AQI
35AQI
30AQI
52AQI
30AQI
40AQI
29AQI
32AQI
29AQI
31AQI
38AQI
46AQI
41AQI
38AQI
51AQI
44AQI
51AQI
54AQI
69AQI
80AQI
68AQI
77AQI
45AQI
45AQI
40AQI
38AQI
33AQI
39AQI
45AQI
45AQI
35AQI
49AQI
32AQI
41AQI
31AQI
38AQI
31AQI
33AQI
32AQI
40AQI
39AQI
34AQI
40AQI
31AQI
35AQI
39AQI
33AQI
36AQI
32AQI
36AQI
38AQI
38AQI
37AQI
38AQI
49AQI
53AQI
66AQI
68AQI
55AQI
45AQI
36AQI
33AQI
34AQI
34AQI
40AQI
42AQI
44AQI
46AQI
53AQI
52AQI
42AQI
34AQI
30AQI
47AQI
40AQI
42AQI
53AQI
56AQI
64AQI
64AQI
57AQI
70AQI
70AQI
68AQI
63AQI
54AQI
44AQI
43AQI
42AQI
37AQI
32AQI
39AQI
42AQI
45AQI
41AQI
41AQI
54AQI
53AQI
58AQI
56AQI
49AQI
47AQI
34AQI
50AQI
47AQI
55AQI
55AQI
45AQI
40AQI
39AQI
27AQI
41AQI
56AQI
47AQI
56AQI
45AQI
50AQI
52AQI
48AQI
42AQI
48AQI
41AQI
43AQI
32AQI
37AQI
38AQI
28AQI
36AQI
40AQI
51AQI
54AQI
60AQI
58AQI
55AQI
40AQI
51AQI
56AQI
57AQI
37AQI
43AQI
44AQI
32AQI
31AQI
32AQI
41AQI
44AQI
42AQI
41AQI
39AQI
48AQI
50AQI
31AQI
46AQI
42AQI
54AQI
60AQI
67AQI
36AQI
32AQI
37AQI
39AQI
36AQI
33AQI
31AQI
28AQI
30AQI
36AQI
38AQI
45AQI
39AQI
38AQI
35AQI
38AQI
40AQI
42AQI
43AQI
42AQI
43AQI
49AQI
54AQI
63AQI
73AQI
74AQI
70AQI
62AQI
60AQI
62AQI
69AQI
69AQI
59AQI
56AQI
50AQI
46AQI
51AQI
56AQI
51AQI
43AQI
42AQI
34AQI
35AQI
34AQI
32AQI
32AQI
27AQI
26AQI
25AQI
25AQI
26AQI
25AQI
29AQI
43AQI
46AQI
48AQI
46AQI
45AQI
44AQI
50AQI
45AQI
35AQI
36AQI
36AQI
44AQI
39AQI
49AQI
46AQI
43AQI
41AQI
47AQI
43AQI
No. of days
202544AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
February39AQI
202437AQI
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
July26AQI
202340AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
August29AQI
202242AQI
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
December34AQI
202139AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
August30AQI
202039AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
July29AQI
Most & Least Polluted Years Over the Last 6 Years
Yoshiki's annual 2025 AQI (44) shows an average percentage change of 11.9% (worsened AQI) compared to previous years: 2020 (39), 2021 (39), 2022 (42), 2023 (40), 2024 (37).