Mishimamiyagawa, Kanonjicho, Kagawa, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Mishimamiyagawa, Kanonjicho, Kagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (18th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 61 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Oct - 19th Oct 2025
Mishimamiyagawa, Kanonjicho, Kagawa, Japan
6 AM18th Oct 2025
5 PM
5 AM19th Oct 2025
AQI
AQI
73AQI
46AQI
In the last 24 hours,
Mishimamiyagawa's AQI reached its highest point of 73 at 5 PM during the Night, while the lowest point, 46, was recorded at 5 AM during the Night between 18th Oct and 19th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Mishimamiyagawa, Kanonjicho, Kagawa, Japan
24°C22/26°C
24°C21/27°C
22°C20/25°C
20°C15/25°C
21°C19/24°C
24°C22/27°C
23°C21/25°C
24°C22/27°C
23°C21/25°C
22°C20/25°C
23°C20/24°C
20°C17/23°C
21°C18/24°C
21°C19/24°C
20°C20/21°C
23°C21/25°C
23°C22/25°C
22°C20/25°C
23°C20/26°C
23°C22/25°C
21°C18/23°C
20°C15/24°C
23°C19/25°C
24°C23/25°C
22°C20/26°C
23°C19/26°C
23°C21/25°C
24°C21/26°C
21°C19/25°C
--°C/°C
--°C/°C
52AQI
48AQI
55AQI
49AQI
2025 Days Vs Air Quality
Mishimamiyagawa, Kanonjicho, Kagawa, Japan
62%
181
37%
107
1%
3
Total number of days with different AQI categories in last 291 days in 2025 (74 days remaining)
Under WHO’s Safe Air Quality Limits: 62%
Health Risk Level:
Moderate
In 2025, 62% of 291 days were within WHO’s safe air quality limits, and 38% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Mishimamiyagawa, Kanonjicho, Kagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
39AQI
33AQI
35AQI
31AQI
46AQI
32AQI
34AQI
29AQI
28AQI
29AQI
30AQI
41AQI
49AQI
42AQI
38AQI
34AQI
36AQI
51AQI
43AQI
52AQI
60AQI
67AQI
86AQI
47AQI
50AQI
43AQI
38AQI
33AQI
43AQI
57AQI
65AQI
46AQI
52AQI
39AQI
40AQI
32AQI
38AQI
31AQI
33AQI
31AQI
37AQI
45AQI
33AQI
44AQI
33AQI
56AQI
46AQI
41AQI
39AQI
36AQI
35AQI
39AQI
37AQI
37AQI
38AQI
38AQI
67AQI
81AQI
105AQI
111AQI
56AQI
55AQI
39AQI
41AQI
38AQI
42AQI
47AQI
46AQI
55AQI
56AQI
60AQI
61AQI
41AQI
29AQI
46AQI
32AQI
41AQI
45AQI
60AQI
60AQI
70AQI
74AQI
83AQI
81AQI
84AQI
58AQI
53AQI
43AQI
48AQI
55AQI
45AQI
31AQI
41AQI
47AQI
52AQI
51AQI
47AQI
65AQI
70AQI
63AQI
68AQI
45AQI
54AQI
32AQI
48AQI
53AQI
66AQI
62AQI
56AQI
48AQI
54AQI
47AQI
39AQI
58AQI
60AQI
60AQI
52AQI
47AQI
57AQI
56AQI
41AQI
55AQI
38AQI
43AQI
34AQI
36AQI
36AQI
34AQI
42AQI
41AQI
53AQI
57AQI
63AQI
61AQI
64AQI
49AQI
54AQI
60AQI
66AQI
70AQI
46AQI
55AQI
40AQI
28AQI
41AQI
42AQI
44AQI
48AQI
45AQI
41AQI
45AQI
56AQI
36AQI
49AQI
48AQI
56AQI
59AQI
71AQI
59AQI
37AQI
47AQI
62AQI
63AQI
68AQI
44AQI
48AQI
43AQI
52AQI
53AQI
64AQI
57AQI
54AQI
44AQI
47AQI
54AQI
46AQI
54AQI
61AQI
59AQI
60AQI
63AQI
92AQI
94AQI
109AQI
94AQI
70AQI
64AQI
70AQI
75AQI
80AQI
56AQI
58AQI
47AQI
40AQI
50AQI
58AQI
42AQI
38AQI
35AQI
38AQI
39AQI
36AQI
39AQI
41AQI
32AQI
25AQI
27AQI
33AQI
41AQI
39AQI
38AQI
44AQI
43AQI
48AQI
58AQI
50AQI
46AQI
46AQI
50AQI
46AQI
44AQI
32AQI
34AQI
40AQI
45AQI
46AQI
42AQI
42AQI
44AQI
46AQI
44AQI
40AQI
41AQI
46AQI
49AQI
47AQI
52AQI
50AQI
50AQI
52AQI
50AQI
48AQI
38AQI
33AQI
39AQI
24AQI
23AQI
28AQI
30AQI
30AQI
31AQI
31AQI
28AQI
28AQI
31AQI
29AQI
36AQI
40AQI
44AQI
30AQI
30AQI
42AQI
26AQI
28AQI
28AQI
30AQI
28AQI
41AQI
30AQI
39AQI
26AQI
43AQI
53AQI
68AQI
63AQI
67AQI
66AQI
64AQI
65AQI
66AQI
55AQI
61AQI
69AQI
75AQI
54AQI
63AQI
63AQI
71AQI
57AQI
61AQI
42AQI
42AQI
57AQI
52AQI
48AQI
53AQI
54AQI
46AQI
32AQI
63AQI
No. of days
202548AQI
Highest AQI recorded in
October63AQI
Lowest AQI recorded in
September32AQI
202445AQI
Highest AQI recorded in
April64AQI
Lowest AQI recorded in
December33AQI
202349AQI
Highest AQI recorded in
June59AQI
Lowest AQI recorded in
August41AQI
202248AQI
Highest AQI recorded in
May59AQI
Lowest AQI recorded in
December39AQI
202147AQI
Highest AQI recorded in
June57AQI
Lowest AQI recorded in
December39AQI
202045AQI
Highest AQI recorded in
August63AQI
Lowest AQI recorded in
December39AQI
Most & Least Polluted Years Over the Last 6 Years
Mishimamiyagawa's annual 2025 AQI (48) shows an average percentage change of 3.9% (worsened AQI) compared to previous years: 2020 (45), 2021 (47), 2022 (48), 2023 (49), 2024 (45).