Hakiikeda, Tachiarai, Fukuoka, 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
Hakiikeda, Tachiarai, Fukuoka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 24 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: 29th Jul - 30th Jul 2025
Hakiikeda, Tachiarai, Fukuoka, Japan
5 AM29th Jul 2025
7 PM
4 AM30th Jul 2025
35AQI
18AQI
28AQI
24AQI
In the last 24 hours,
Hakiikeda's AQI reached its highest point of 35 at 6 PM during the Day, while the lowest point, 18, was recorded at 1 PM during the Day between 29th Jul and 30th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Hakiikeda, Tachiarai, Fukuoka, Japan
28°C23/34°C
28°C23/33°C
28°C23/35°C
28°C23/35°C
28°C23/34°C
27°C23/34°C
27°C23/34°C
28°C22/35°C
28°C23/36°C
28°C23/35°C
27°C22/34°C
27°C24/32°C
27°C23/34°C
27°C23/33°C
23°C21/26°C
24°C20/29°C
25°C21/31°C
27°C22/34°C
23°C22/25°C
25°C21/32°C
27°C21/34°C
27°C23/34°C
28°C22/34°C
28°C22/35°C
28°C22/35°C
27°C22/34°C
27°C23/33°C
27°C22/33°C
27°C21/35°C
28°C21/37°C
--°C/°C
49AQI
42AQI
49AQI
49AQI
2025 Days Vs Air Quality
Hakiikeda, Tachiarai, Fukuoka, Japan
73%
153
27%
57
Total number of days with different AQI categories in last 211 days in 2025 (154 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 211 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
Hakiikeda, Tachiarai, Fukuoka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
37AQI
44AQI
35AQI
43AQI
39AQI
55AQI
33AQI
44AQI
30AQI
33AQI
36AQI
40AQI
46AQI
50AQI
50AQI
48AQI
53AQI
54AQI
54AQI
61AQI
73AQI
76AQI
73AQI
77AQI
49AQI
47AQI
43AQI
38AQI
35AQI
38AQI
47AQI
42AQI
35AQI
49AQI
33AQI
42AQI
32AQI
41AQI
30AQI
33AQI
33AQI
43AQI
44AQI
36AQI
45AQI
33AQI
40AQI
42AQI
36AQI
37AQI
33AQI
34AQI
40AQI
41AQI
38AQI
40AQI
45AQI
64AQI
65AQI
59AQI
39AQI
41AQI
29AQI
30AQI
30AQI
33AQI
42AQI
45AQI
50AQI
42AQI
48AQI
54AQI
38AQI
34AQI
29AQI
50AQI
42AQI
40AQI
54AQI
55AQI
64AQI
64AQI
55AQI
65AQI
65AQI
54AQI
63AQI
54AQI
45AQI
43AQI
45AQI
35AQI
36AQI
38AQI
44AQI
46AQI
44AQI
42AQI
56AQI
45AQI
56AQI
53AQI
50AQI
53AQI
34AQI
50AQI
45AQI
51AQI
55AQI
46AQI
44AQI
38AQI
27AQI
39AQI
52AQI
49AQI
54AQI
46AQI
51AQI
54AQI
50AQI
41AQI
47AQI
40AQI
44AQI
33AQI
37AQI
42AQI
29AQI
39AQI
44AQI
52AQI
56AQI
62AQI
59AQI
64AQI
39AQI
52AQI
56AQI
43AQI
37AQI
35AQI
44AQI
27AQI
30AQI
35AQI
44AQI
47AQI
48AQI
43AQI
42AQI
49AQI
53AQI
32AQI
47AQI
48AQI
61AQI
66AQI
70AQI
35AQI
30AQI
45AQI
38AQI
37AQI
27AQI
28AQI
31AQI
34AQI
37AQI
42AQI
44AQI
33AQI
23AQI
21AQI
24AQI
27AQI
30AQI
33AQI
36AQI
43AQI
54AQI
74AQI
85AQI
87AQI
89AQI
73AQI
57AQI
57AQI
62AQI
70AQI
64AQI
46AQI
46AQI
42AQI
39AQI
47AQI
60AQI
59AQI
35AQI
35AQI
31AQI
35AQI
42AQI
39AQI
28AQI
25AQI
23AQI
23AQI
25AQI
24AQI
48AQI
40AQI
47AQI
46AQI
44AQI
39AQI
49AQI
No. of days
202545AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
June39AQI
202441AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
July27AQI
202343AQI
Highest AQI recorded in
January49AQI
Lowest AQI recorded in
February36AQI
202243AQI
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
December37AQI
202141AQI
Highest AQI recorded in
June50AQI
Lowest AQI recorded in
August32AQI
202043AQI
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
July30AQI
Most & Least Polluted Years Over the Last 6 Years
Hakiikeda's annual 2025 AQI (45) shows an average percentage change of 6.6% (worsened AQI) compared to previous years: 2020 (43), 2021 (41), 2022 (43), 2023 (43), 2024 (41).