Sonota, Sakaidecho, Kagawa, 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
Sonota, Sakaidecho, Kagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 40 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Sonota, Sakaidecho, Kagawa, Japan
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
54AQI
35AQI
44AQI
36AQI
In the last 24 hours,
Sonota's AQI reached its highest point of 54 at 1 PM during the Day, while the lowest point, 35, was recorded at 9 AM during the Day between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sonota, Sakaidecho, Kagawa, Japan
28°C25/31°C
28°C25/31°C
28°C26/31°C
28°C25/31°C
28°C26/32°C
28°C25/31°C
28°C25/32°C
28°C26/31°C
28°C25/31°C
28°C26/31°C
25°C24/28°C
27°C23/30°C
28°C24/32°C
26°C25/29°C
27°C24/31°C
27°C24/30°C
28°C25/31°C
28°C25/30°C
28°C25/30°C
28°C25/31°C
28°C25/32°C
29°C26/32°C
29°C26/32°C
29°C25/32°C
28°C26/31°C
29°C26/33°C
29°C26/32°C
29°C26/33°C
29°C26/32°C
30°C27/34°C
--°C/°C
53AQI
44AQI
53AQI
47AQI
2025 Days Vs Air Quality
Sonota, Sakaidecho, Kagawa, Japan
66%
142
33%
71
0.4%
1
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 66%
Health Risk Level:
Moderate
In 2025, 66% of 215 days were within WHO’s safe air quality limits, and 34% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Sonota, Sakaidecho, Kagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
34AQI
45AQI
36AQI
32AQI
32AQI
44AQI
33AQI
32AQI
28AQI
27AQI
28AQI
30AQI
34AQI
44AQI
38AQI
34AQI
31AQI
29AQI
41AQI
37AQI
44AQI
56AQI
67AQI
68AQI
44AQI
43AQI
33AQI
37AQI
31AQI
42AQI
55AQI
66AQI
47AQI
50AQI
39AQI
39AQI
31AQI
33AQI
31AQI
31AQI
31AQI
36AQI
40AQI
32AQI
39AQI
30AQI
45AQI
41AQI
39AQI
36AQI
34AQI
33AQI
35AQI
35AQI
35AQI
38AQI
39AQI
65AQI
78AQI
99AQI
89AQI
56AQI
45AQI
34AQI
39AQI
35AQI
38AQI
41AQI
42AQI
40AQI
52AQI
54AQI
47AQI
36AQI
26AQI
39AQI
29AQI
36AQI
43AQI
57AQI
64AQI
69AQI
73AQI
72AQI
79AQI
81AQI
55AQI
49AQI
38AQI
39AQI
39AQI
43AQI
27AQI
37AQI
38AQI
48AQI
44AQI
44AQI
61AQI
63AQI
62AQI
57AQI
42AQI
52AQI
29AQI
47AQI
50AQI
62AQI
63AQI
60AQI
43AQI
51AQI
44AQI
33AQI
62AQI
59AQI
58AQI
56AQI
45AQI
59AQI
57AQI
41AQI
51AQI
39AQI
44AQI
29AQI
35AQI
27AQI
35AQI
34AQI
37AQI
51AQI
55AQI
63AQI
60AQI
59AQI
46AQI
50AQI
57AQI
66AQI
57AQI
40AQI
52AQI
37AQI
27AQI
31AQI
36AQI
44AQI
43AQI
42AQI
40AQI
45AQI
57AQI
31AQI
47AQI
45AQI
57AQI
60AQI
69AQI
49AQI
37AQI
43AQI
64AQI
59AQI
41AQI
34AQI
46AQI
36AQI
49AQI
50AQI
57AQI
57AQI
55AQI
44AQI
43AQI
43AQI
46AQI
54AQI
57AQI
58AQI
61AQI
60AQI
96AQI
96AQI
108AQI
91AQI
70AQI
66AQI
71AQI
78AQI
75AQI
58AQI
52AQI
48AQI
40AQI
54AQI
58AQI
40AQI
38AQI
36AQI
34AQI
35AQI
44AQI
41AQI
39AQI
29AQI
25AQI
24AQI
27AQI
38AQI
43AQI
41AQI
45AQI
40AQI
39AQI
40AQI
51AQI
49AQI
45AQI
50AQI
53AQI
43AQI
No. of days
202547AQI
Highest AQI recorded in
July53AQI
Lowest AQI recorded in
January39AQI
202441AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
December32AQI
202344AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
August32AQI
202244AQI
Highest AQI recorded in
May52AQI
Lowest AQI recorded in
December36AQI
202140AQI
Highest AQI recorded in
June48AQI
Lowest AQI recorded in
January35AQI
202040AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
September31AQI
Most & Least Polluted Years Over the Last 6 Years
Sonota's annual 2025 AQI (47) shows an average percentage change of 12.5% (worsened AQI) compared to previous years: 2020 (40), 2021 (40), 2022 (44), 2023 (44), 2024 (41).