Mamedocho, Kawanakajima, Kanagawa, 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
Mamedocho, Kawanakajima, Kanagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 41 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Mamedocho, Kawanakajima, Kanagawa, Japan
4 AM11th Aug 2025
6 PM
3 AM12th Aug 2025
AQI
AQI
47AQI
26AQI
In the last 24 hours,
Mamedocho's AQI reached its highest point of 47 at 4 AM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Mamedocho, Kawanakajima, Kanagawa, Japan
26°C24/28°C
26°C25/28°C
27°C26/27°C
27°C26/28°C
27°C26/28°C
26°C25/28°C
27°C26/28°C
27°C26/28°C
28°C27/29°C
28°C27/29°C
28°C27/29°C
28°C27/30°C
28°C27/30°C
28°C28/30°C
28°C27/29°C
28°C27/30°C
28°C26/32°C
29°C26/32°C
28°C25/31°C
28°C26/30°C
28°C27/30°C
29°C27/32°C
29°C28/31°C
30°C28/32°C
30°C28/31°C
30°C29/33°C
29°C26/31°C
28°C26/29°C
27°C26/28°C
--°C/°C
--°C/°C
44AQI
34AQI
42AQI
36AQI
2025 Days Vs Air Quality
Mamedocho, Kawanakajima, Kanagawa, Japan
93%
206
7%
16
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% of 223 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
Mamedocho, Kawanakajima, Kanagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
33AQI
24AQI
27AQI
24AQI
52AQI
32AQI
36AQI
30AQI
27AQI
25AQI
26AQI
32AQI
27AQI
32AQI
23AQI
28AQI
26AQI
29AQI
29AQI
31AQI
39AQI
40AQI
38AQI
38AQI
33AQI
32AQI
30AQI
30AQI
26AQI
26AQI
23AQI
24AQI
32AQI
29AQI
30AQI
27AQI
27AQI
29AQI
28AQI
25AQI
29AQI
27AQI
32AQI
27AQI
29AQI
31AQI
33AQI
29AQI
29AQI
28AQI
29AQI
30AQI
31AQI
32AQI
32AQI
33AQI
37AQI
38AQI
55AQI
44AQI
40AQI
31AQI
28AQI
30AQI
31AQI
30AQI
33AQI
32AQI
30AQI
34AQI
33AQI
26AQI
22AQI
18AQI
16AQI
15AQI
14AQI
16AQI
24AQI
28AQI
32AQI
33AQI
47AQI
57AQI
55AQI
36AQI
31AQI
30AQI
29AQI
21AQI
21AQI
18AQI
20AQI
17AQI
15AQI
16AQI
17AQI
17AQI
21AQI
22AQI
20AQI
18AQI
22AQI
20AQI
18AQI
23AQI
25AQI
29AQI
25AQI
22AQI
20AQI
15AQI
18AQI
18AQI
19AQI
20AQI
19AQI
15AQI
19AQI
18AQI
16AQI
16AQI
21AQI
17AQI
17AQI
16AQI
17AQI
17AQI
14AQI
17AQI
16AQI
19AQI
18AQI
19AQI
19AQI
19AQI
22AQI
25AQI
58AQI
29AQI
30AQI
26AQI
23AQI
17AQI
21AQI
28AQI
17AQI
21AQI
15AQI
14AQI
14AQI
18AQI
21AQI
16AQI
22AQI
21AQI
37AQI
27AQI
26AQI
21AQI
18AQI
22AQI
19AQI
19AQI
20AQI
21AQI
26AQI
28AQI
30AQI
25AQI
22AQI
14AQI
14AQI
14AQI
17AQI
15AQI
17AQI
17AQI
18AQI
30AQI
32AQI
38AQI
42AQI
40AQI
46AQI
56AQI
70AQI
71AQI
74AQI
59AQI
56AQI
58AQI
56AQI
48AQI
48AQI
46AQI
48AQI
43AQI
32AQI
32AQI
33AQI
32AQI
34AQI
38AQI
32AQI
31AQI
28AQI
28AQI
35AQI
31AQI
32AQI
34AQI
42AQI
45AQI
62AQI
52AQI
53AQI
48AQI
40AQI
44AQI
41AQI
31AQI
30AQI
32AQI
20AQI
21AQI
21AQI
44AQI
46AQI
No. of days
202529AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
April20AQI
202431AQI
Highest AQI recorded in
July41AQI
Lowest AQI recorded in
September25AQI
202329AQI
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
August21AQI
202235AQI
Highest AQI recorded in
May44AQI
Lowest AQI recorded in
August24AQI
202128AQI
Highest AQI recorded in
December43AQI
Lowest AQI recorded in
February13AQI
202028AQI
Highest AQI recorded in
August44AQI
Lowest AQI recorded in
October13AQI
Most & Least Polluted Years Over the Last 6 Years
Mamedocho's annual 2025 AQI (29) shows an average percentage change of -3.7% (improved AQI) compared to previous years: 2020 (28), 2021 (28), 2022 (35), 2023 (29), 2024 (31).