Totehonmachi, Kawanakajima, Kanagawa, 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
Totehonmachi, Kawanakajima, Kanagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Oct - 5th Oct 2025
Totehonmachi, Kawanakajima, Kanagawa, Japan
5 AM4th Oct 2025
5 PM
4 AM5th Oct 2025
66AQI
52AQI
60AQI
51AQI
In the last 24 hours,
Totehonmachi's AQI reached its highest point of 66 at 5 AM during the Day, while the lowest point, 51, was recorded at 10 PM during the Night between 4th Oct and 5th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Totehonmachi, Kawanakajima, Kanagawa, Japan
26°C23/27°C
26°C24/29°C
27°C26/29°C
28°C27/30°C
28°C27/29°C
28°C27/29°C
27°C24/29°C
25°C24/27°C
27°C25/29°C
28°C27/30°C
27°C26/29°C
27°C26/29°C
28°C27/30°C
28°C24/31°C
23°C22/23°C
24°C23/26°C
26°C23/30°C
24°C22/25°C
23°C21/26°C
23°C22/26°C
24°C23/25°C
26°C25/29°C
24°C23/26°C
25°C24/26°C
26°C24/29°C
24°C22/26°C
21°C20/22°C
23°C21/25°C
24°C23/25°C
23°C22/24°C
--°C/°C
37AQI
37AQI
36AQI
33AQI
2025 Days Vs Air Quality
Totehonmachi, Kawanakajima, Kanagawa, Japan
92%
255
8%
22
Total number of days with different AQI categories in last 278 days in 2025 (87 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 278 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Totehonmachi, Kawanakajima, Kanagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
31AQI
25AQI
28AQI
22AQI
46AQI
30AQI
33AQI
29AQI
25AQI
23AQI
25AQI
30AQI
27AQI
31AQI
23AQI
27AQI
25AQI
28AQI
28AQI
29AQI
35AQI
37AQI
34AQI
35AQI
32AQI
30AQI
29AQI
28AQI
25AQI
24AQI
22AQI
23AQI
27AQI
27AQI
28AQI
27AQI
26AQI
28AQI
28AQI
25AQI
28AQI
27AQI
30AQI
26AQI
29AQI
29AQI
32AQI
30AQI
29AQI
29AQI
28AQI
29AQI
30AQI
31AQI
31AQI
33AQI
35AQI
36AQI
49AQI
42AQI
38AQI
30AQI
26AQI
30AQI
31AQI
30AQI
33AQI
32AQI
30AQI
32AQI
29AQI
23AQI
20AQI
17AQI
16AQI
15AQI
14AQI
16AQI
23AQI
28AQI
31AQI
31AQI
48AQI
58AQI
54AQI
38AQI
31AQI
31AQI
28AQI
22AQI
21AQI
17AQI
19AQI
17AQI
15AQI
17AQI
20AQI
17AQI
23AQI
23AQI
22AQI
18AQI
23AQI
21AQI
19AQI
26AQI
29AQI
33AQI
26AQI
24AQI
23AQI
16AQI
24AQI
25AQI
28AQI
25AQI
23AQI
18AQI
21AQI
21AQI
18AQI
16AQI
20AQI
17AQI
16AQI
14AQI
16AQI
16AQI
13AQI
16AQI
15AQI
17AQI
17AQI
19AQI
19AQI
19AQI
20AQI
21AQI
51AQI
27AQI
27AQI
21AQI
22AQI
17AQI
18AQI
20AQI
15AQI
18AQI
14AQI
13AQI
14AQI
17AQI
21AQI
16AQI
20AQI
20AQI
29AQI
24AQI
23AQI
22AQI
21AQI
23AQI
21AQI
20AQI
25AQI
22AQI
29AQI
26AQI
27AQI
23AQI
19AQI
11AQI
13AQI
13AQI
18AQI
15AQI
21AQI
18AQI
20AQI
35AQI
36AQI
44AQI
40AQI
41AQI
51AQI
66AQI
79AQI
74AQI
72AQI
51AQI
48AQI
54AQI
51AQI
42AQI
42AQI
39AQI
41AQI
35AQI
30AQI
30AQI
31AQI
31AQI
34AQI
38AQI
33AQI
31AQI
27AQI
30AQI
35AQI
32AQI
31AQI
33AQI
41AQI
43AQI
61AQI
50AQI
52AQI
48AQI
42AQI
45AQI
37AQI
40AQI
35AQI
34AQI
40AQI
37AQI
40AQI
38AQI
44AQI
44AQI
47AQI
50AQI
50AQI
48AQI
57AQI
55AQI
54AQI
52AQI
45AQI
52AQI
55AQI
54AQI
43AQI
37AQI
38AQI
43AQI
36AQI
29AQI
30AQI
41AQI
43AQI
39AQI
32AQI
31AQI
31AQI
38AQI
33AQI
38AQI
49AQI
47AQI
36AQI
32AQI
27AQI
29AQI
26AQI
26AQI
31AQI
54AQI
29AQI
32AQI
32AQI
31AQI
29AQI
40AQI
50AQI
62AQI
29AQI
29AQI
31AQI
22AQI
19AQI
21AQI
43AQI
46AQI
35AQI
45AQI
No. of days
202531AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May19AQI
202433AQI
Highest AQI recorded in
March41AQI
Lowest AQI recorded in
December25AQI
202338AQI
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
August25AQI
202237AQI
Highest AQI recorded in
May44AQI
Lowest AQI recorded in
August19AQI
202134AQI
Highest AQI recorded in
May40AQI
Lowest AQI recorded in
April26AQI
202034AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
April25AQI
Most & Least Polluted Years Over the Last 6 Years
Totehonmachi's annual 2025 AQI (31) shows an average percentage change of -12.1% (improved AQI) compared to previous years: 2020 (34), 2021 (34), 2022 (37), 2023 (38), 2024 (33).