Sunashinden, Kawagoe, Saitama, 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
Sunashinden, Kawagoe, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (9th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 44 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 9th Aug - 10th Aug 2025
Sunashinden, Kawagoe, Saitama, Japan
4 AM9th Aug 2025
6 PM
3 AM10th Aug 2025
57AQI
34AQI
56AQI
45AQI
In the last 24 hours,
Sunashinden's AQI reached its highest point of 57 at 5 PM during the Day, while the lowest point, 34, was recorded at 11 AM during the Day between 9th Aug and 10th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sunashinden, Kawagoe, Saitama, Japan
24°C23/25°C
25°C22/30°C
28°C24/32°C
27°C25/30°C
29°C27/33°C
29°C26/33°C
30°C27/33°C
29°C26/33°C
30°C26/34°C
31°C27/36°C
32°C28/38°C
33°C29/38°C
33°C29/38°C
33°C29/38°C
33°C29/38°C
33°C29/39°C
33°C29/38°C
33°C29/38°C
33°C28/39°C
31°C28/37°C
30°C26/36°C
28°C26/32°C
32°C27/38°C
32°C29/38°C
34°C29/39°C
35°C30/40°C
34°C30/39°C
31°C29/34°C
29°C25/36°C
29°C25/34°C
--°C/°C
47AQI
39AQI
46AQI
37AQI
2025 Days Vs Air Quality
Sunashinden, Kawagoe, Saitama, Japan
88%
195
12%
26
Total number of days with different AQI categories in last 222 days in 2025 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 222 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
Sunashinden, Kawagoe, Saitama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
34AQI
25AQI
26AQI
36AQI
50AQI
29AQI
35AQI
33AQI
29AQI
29AQI
38AQI
31AQI
35AQI
33AQI
30AQI
29AQI
32AQI
45AQI
40AQI
43AQI
37AQI
45AQI
46AQI
37AQI
37AQI
35AQI
39AQI
30AQI
33AQI
28AQI
42AQI
38AQI
40AQI
33AQI
33AQI
27AQI
28AQI
28AQI
29AQI
28AQI
30AQI
38AQI
32AQI
33AQI
28AQI
39AQI
37AQI
33AQI
30AQI
29AQI
30AQI
30AQI
31AQI
31AQI
34AQI
37AQI
38AQI
49AQI
53AQI
60AQI
38AQI
38AQI
28AQI
34AQI
36AQI
37AQI
37AQI
37AQI
39AQI
46AQI
45AQI
37AQI
37AQI
23AQI
20AQI
22AQI
17AQI
23AQI
37AQI
46AQI
54AQI
56AQI
68AQI
71AQI
70AQI
55AQI
34AQI
36AQI
29AQI
28AQI
21AQI
21AQI
19AQI
26AQI
21AQI
28AQI
37AQI
28AQI
45AQI
41AQI
42AQI
32AQI
37AQI
28AQI
29AQI
44AQI
53AQI
65AQI
59AQI
49AQI
50AQI
33AQI
41AQI
39AQI
47AQI
49AQI
49AQI
35AQI
48AQI
40AQI
32AQI
30AQI
39AQI
33AQI
31AQI
22AQI
30AQI
29AQI
22AQI
21AQI
24AQI
33AQI
37AQI
37AQI
44AQI
27AQI
44AQI
45AQI
61AQI
62AQI
48AQI
46AQI
44AQI
34AQI
31AQI
26AQI
27AQI
31AQI
28AQI
19AQI
23AQI
30AQI
36AQI
29AQI
42AQI
45AQI
50AQI
59AQI
52AQI
38AQI
34AQI
43AQI
47AQI
36AQI
34AQI
42AQI
53AQI
45AQI
50AQI
49AQI
37AQI
22AQI
24AQI
29AQI
21AQI
22AQI
32AQI
33AQI
39AQI
44AQI
50AQI
51AQI
49AQI
49AQI
52AQI
60AQI
76AQI
79AQI
79AQI
63AQI
48AQI
51AQI
51AQI
39AQI
37AQI
38AQI
36AQI
35AQI
32AQI
34AQI
37AQI
40AQI
44AQI
46AQI
43AQI
43AQI
40AQI
46AQI
43AQI
35AQI
35AQI
32AQI
41AQI
44AQI
60AQI
50AQI
50AQI
45AQI
43AQI
44AQI
35AQI
33AQI
41AQI
38AQI
35AQI
38AQI
47AQI
45AQI
No. of days
202539AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
February33AQI
202438AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
August31AQI
202340AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
August28AQI
202237AQI
Highest AQI recorded in
June46AQI
Lowest AQI recorded in
December28AQI
202135AQI
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
July32AQI
202035AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
September25AQI
Most & Least Polluted Years Over the Last 6 Years
Sunashinden's annual 2025 AQI (39) shows an average percentage change of 4.5% (worsened AQI) compared to previous years: 2020 (35), 2021 (35), 2022 (37), 2023 (40), 2024 (38).