Hakui, Ishikawa, 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
Hakui, Ishikawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (29th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 41 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Jul - 30th Jul 2025
Hakui, Ishikawa, Japan
4 AM29th Jul 2025
7 PM
3 AM30th Jul 2025
49AQI
30AQI
44AQI
33AQI
In the last 24 hours,
Hakui's AQI reached its highest point of 49 at 10 AM during the Day, while the lowest point, 30, was recorded at 7 PM during the Day between 29th Jul and 30th Jul 2025.
Day & Night AQI Trend : Jun - Jul 2025
Hakui, Ishikawa, Japan
26°C21/31°C
26°C23/31°C
26°C23/31°C
27°C22/31°C
27°C23/31°C
26°C24/31°C
26°C23/30°C
27°C23/32°C
26°C23/31°C
26°C23/31°C
25°C22/29°C
25°C21/29°C
24°C21/28°C
25°C22/31°C
29°C23/34°C
27°C23/30°C
28°C22/34°C
26°C23/32°C
28°C25/34°C
28°C23/33°C
28°C23/34°C
29°C25/34°C
29°C24/34°C
28°C24/33°C
28°C24/33°C
29°C24/33°C
29°C25/34°C
29°C25/34°C
29°C25/34°C
28°C25/32°C
--°C/°C
52AQI
49AQI
52AQI
48AQI
2025 Days Vs Air Quality
Hakui, Ishikawa, Japan
80%
168
20%
42
Total number of days with different AQI categories in last 211 days in 2025 (154 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2025, 80% 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
Hakui, Ishikawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
31AQI
30AQI
27AQI
28AQI
27AQI
30AQI
28AQI
31AQI
28AQI
27AQI
28AQI
29AQI
34AQI
29AQI
28AQI
28AQI
28AQI
30AQI
34AQI
38AQI
34AQI
47AQI
36AQI
36AQI
30AQI
27AQI
32AQI
29AQI
31AQI
30AQI
37AQI
30AQI
39AQI
32AQI
36AQI
33AQI
36AQI
32AQI
31AQI
29AQI
31AQI
28AQI
33AQI
34AQI
31AQI
34AQI
39AQI
31AQI
33AQI
31AQI
31AQI
32AQI
32AQI
32AQI
35AQI
47AQI
49AQI
51AQI
52AQI
49AQI
42AQI
39AQI
31AQI
33AQI
34AQI
37AQI
34AQI
38AQI
37AQI
34AQI
41AQI
34AQI
37AQI
22AQI
26AQI
26AQI
21AQI
35AQI
55AQI
55AQI
62AQI
59AQI
74AQI
67AQI
70AQI
55AQI
41AQI
34AQI
35AQI
31AQI
26AQI
22AQI
24AQI
31AQI
34AQI
36AQI
42AQI
30AQI
40AQI
46AQI
42AQI
34AQI
37AQI
26AQI
41AQI
41AQI
51AQI
53AQI
42AQI
41AQI
46AQI
29AQI
25AQI
37AQI
50AQI
45AQI
46AQI
48AQI
52AQI
52AQI
38AQI
36AQI
36AQI
39AQI
32AQI
29AQI
30AQI
33AQI
32AQI
27AQI
44AQI
48AQI
54AQI
55AQI
54AQI
41AQI
51AQI
48AQI
59AQI
66AQI
48AQI
46AQI
41AQI
34AQI
32AQI
34AQI
33AQI
36AQI
35AQI
29AQI
36AQI
43AQI
42AQI
40AQI
43AQI
47AQI
52AQI
57AQI
62AQI
60AQI
48AQI
47AQI
40AQI
38AQI
28AQI
34AQI
33AQI
37AQI
43AQI
46AQI
51AQI
61AQI
50AQI
49AQI
48AQI
46AQI
54AQI
43AQI
48AQI
53AQI
53AQI
68AQI
80AQI
80AQI
72AQI
63AQI
63AQI
61AQI
60AQI
54AQI
55AQI
52AQI
53AQI
51AQI
43AQI
48AQI
40AQI
39AQI
37AQI
37AQI
36AQI
39AQI
40AQI
44AQI
46AQI
44AQI
39AQI
41AQI
41AQI
31AQI
35AQI
42AQI
38AQI
41AQI
46AQI
51AQI
No. of days
202541AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
January31AQI
202436AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
December28AQI
202335AQI
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
September29AQI
202236AQI
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
October28AQI
202135AQI
Highest AQI recorded in
June43AQI
Lowest AQI recorded in
January29AQI
202032AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
September23AQI
Most & Least Polluted Years Over the Last 6 Years
Hakui's annual 2025 AQI (41) shows an average percentage change of 17.5% (worsened AQI) compared to previous years: 2020 (32), 2021 (35), 2022 (36), 2023 (35), 2024 (36).