Matsushitacho, Nagoya, Aichi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Matsushitacho, Nagoya, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Matsushitacho, Nagoya, Aichi, Japan
5 AM21st Sep 2025
6 PM
4 AM22nd Sep 2025
AQI
AQI
40AQI
14AQI
In the last 24 hours,
Matsushitacho's AQI reached its highest point of 40 at 5 AM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Matsushitacho, Nagoya, Aichi, Japan
30°C27/33°C
31°C27/35°C
30°C27/33°C
29°C26/33°C
30°C26/34°C
30°C26/35°C
30°C27/34°C
31°C27/36°C
31°C27/35°C
30°C28/34°C
30°C27/35°C
29°C26/35°C
26°C24/27°C
25°C23/28°C
27°C24/32°C
28°C25/32°C
30°C26/34°C
30°C27/34°C
28°C26/32°C
26°C24/29°C
26°C24/30°C
27°C24/30°C
28°C25/31°C
29°C26/34°C
29°C26/33°C
29°C26/34°C
28°C25/33°C
25°C23/28°C
24°C23/25°C
--°C/°C
--°C/°C
45AQI
39AQI
41AQI
39AQI
2025 Days Vs Air Quality
Matsushitacho, Nagoya, Aichi, Japan
90%
236
10%
27
Total number of days with different AQI categories in last 264 days in 2025 (101 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 264 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
Matsushitacho, Nagoya, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
29AQI
28AQI
27AQI
26AQI
23AQI
26AQI
25AQI
26AQI
21AQI
23AQI
23AQI
26AQI
29AQI
30AQI
24AQI
27AQI
25AQI
27AQI
27AQI
31AQI
31AQI
39AQI
37AQI
38AQI
32AQI
30AQI
29AQI
30AQI
28AQI
33AQI
36AQI
26AQI
30AQI
28AQI
28AQI
28AQI
28AQI
27AQI
28AQI
28AQI
29AQI
24AQI
30AQI
27AQI
29AQI
30AQI
32AQI
29AQI
29AQI
28AQI
28AQI
29AQI
30AQI
31AQI
30AQI
36AQI
38AQI
36AQI
39AQI
37AQI
33AQI
26AQI
23AQI
30AQI
30AQI
31AQI
34AQI
30AQI
28AQI
25AQI
34AQI
21AQI
20AQI
17AQI
15AQI
16AQI
14AQI
20AQI
31AQI
29AQI
37AQI
38AQI
51AQI
80AQI
67AQI
43AQI
35AQI
32AQI
35AQI
25AQI
25AQI
18AQI
18AQI
20AQI
16AQI
20AQI
21AQI
20AQI
27AQI
27AQI
25AQI
20AQI
24AQI
19AQI
22AQI
26AQI
33AQI
34AQI
30AQI
24AQI
22AQI
15AQI
14AQI
26AQI
24AQI
28AQI
25AQI
25AQI
28AQI
24AQI
20AQI
21AQI
21AQI
19AQI
16AQI
15AQI
17AQI
16AQI
15AQI
15AQI
22AQI
26AQI
30AQI
26AQI
25AQI
21AQI
28AQI
30AQI
38AQI
34AQI
25AQI
26AQI
25AQI
18AQI
18AQI
19AQI
17AQI
23AQI
18AQI
18AQI
15AQI
22AQI
16AQI
20AQI
20AQI
21AQI
29AQI
32AQI
23AQI
23AQI
22AQI
24AQI
27AQI
21AQI
21AQI
25AQI
25AQI
26AQI
30AQI
29AQI
24AQI
16AQI
15AQI
16AQI
18AQI
16AQI
23AQI
21AQI
25AQI
47AQI
58AQI
83AQI
70AQI
71AQI
81AQI
64AQI
70AQI
78AQI
86AQI
62AQI
52AQI
50AQI
51AQI
41AQI
48AQI
44AQI
39AQI
35AQI
33AQI
33AQI
33AQI
33AQI
35AQI
34AQI
27AQI
24AQI
25AQI
30AQI
37AQI
39AQI
39AQI
45AQI
46AQI
46AQI
64AQI
51AQI
54AQI
45AQI
39AQI
48AQI
39AQI
36AQI
36AQI
39AQI
42AQI
40AQI
42AQI
39AQI
45AQI
47AQI
48AQI
49AQI
47AQI
50AQI
56AQI
56AQI
56AQI
54AQI
51AQI
56AQI
55AQI
54AQI
43AQI
35AQI
40AQI
26AQI
25AQI
27AQI
33AQI
39AQI
38AQI
36AQI
29AQI
30AQI
28AQI
36AQI
34AQI
46AQI
52AQI
41AQI
34AQI
39AQI
28AQI
30AQI
32AQI
23AQI
22AQI
23AQI
49AQI
48AQI
36AQI
No. of days
202532AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
May22AQI
202430AQI
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
December25AQI
202329AQI
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
August20AQI
202231AQI
Highest AQI recorded in
May50AQI
Lowest AQI recorded in
August22AQI
202123AQI
Highest AQI recorded in
June35AQI
Lowest AQI recorded in
January13AQI
202016AQI
Highest AQI recorded in
August23AQI
Lowest AQI recorded in
December12AQI
Most & Least Polluted Years Over the Last 6 Years
Matsushitacho's annual 2025 AQI (32) shows an average percentage change of 33.2% (worsened AQI) compared to previous years: 2020 (16), 2021 (23), 2022 (31), 2023 (29), 2024 (30).