Tokoname, 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
Tokoname, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (18th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 45 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 18th Sep - 19th Sep 2025
Tokoname, Aichi, Japan
5 AM18th Sep 2025
6 PM
4 AM19th Sep 2025
56AQI
29AQI
48AQI
20AQI
In the last 24 hours,
Tokoname's AQI reached its highest point of 56 at 9 AM during the Day, while the lowest point, 20, was recorded at 7 PM during the Night between 18th Sep and 19th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Tokoname, Aichi, Japan
29°C27/33°C
30°C27/33°C
30°C28/32°C
29°C27/30°C
29°C27/32°C
29°C27/31°C
28°C27/31°C
29°C26/32°C
29°C26/32°C
29°C26/31°C
31°C28/34°C
30°C28/33°C
29°C27/31°C
29°C27/32°C
28°C26/32°C
26°C25/27°C
26°C24/28°C
27°C24/31°C
28°C25/30°C
29°C27/33°C
29°C27/32°C
28°C26/30°C
26°C24/28°C
26°C25/28°C
27°C25/29°C
28°C26/30°C
29°C27/32°C
28°C26/30°C
29°C26/32°C
28°C25/31°C
--°C/°C
43AQI
38AQI
41AQI
39AQI
2025 Days Vs Air Quality
Tokoname, Aichi, Japan
90%
236
10%
25
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Under WHO’s Safe Air Quality Limits: 90%
Health Risk Level:
Very Low
In 2025, 90% of 262 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
Tokoname, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
32AQI
30AQI
28AQI
25AQI
24AQI
27AQI
25AQI
27AQI
24AQI
24AQI
25AQI
27AQI
31AQI
30AQI
24AQI
27AQI
24AQI
27AQI
28AQI
31AQI
31AQI
38AQI
36AQI
37AQI
33AQI
26AQI
30AQI
29AQI
30AQI
44AQI
41AQI
32AQI
32AQI
30AQI
31AQI
31AQI
31AQI
31AQI
29AQI
30AQI
30AQI
26AQI
31AQI
28AQI
30AQI
30AQI
33AQI
30AQI
30AQI
29AQI
29AQI
31AQI
30AQI
32AQI
31AQI
34AQI
39AQI
39AQI
41AQI
44AQI
37AQI
32AQI
22AQI
31AQI
31AQI
31AQI
35AQI
33AQI
29AQI
25AQI
34AQI
22AQI
21AQI
17AQI
16AQI
17AQI
14AQI
21AQI
32AQI
34AQI
41AQI
46AQI
59AQI
85AQI
71AQI
45AQI
38AQI
35AQI
34AQI
28AQI
28AQI
20AQI
20AQI
23AQI
18AQI
25AQI
24AQI
22AQI
32AQI
33AQI
31AQI
22AQI
28AQI
19AQI
26AQI
29AQI
38AQI
45AQI
42AQI
28AQI
30AQI
19AQI
17AQI
39AQI
29AQI
38AQI
30AQI
37AQI
39AQI
35AQI
27AQI
29AQI
25AQI
26AQI
19AQI
18AQI
21AQI
20AQI
17AQI
18AQI
29AQI
37AQI
40AQI
39AQI
38AQI
24AQI
39AQI
40AQI
51AQI
40AQI
27AQI
34AQI
32AQI
18AQI
20AQI
21AQI
23AQI
24AQI
22AQI
19AQI
24AQI
34AQI
22AQI
31AQI
29AQI
32AQI
43AQI
45AQI
32AQI
26AQI
25AQI
31AQI
32AQI
25AQI
22AQI
32AQI
30AQI
32AQI
38AQI
39AQI
29AQI
22AQI
22AQI
19AQI
19AQI
18AQI
25AQI
23AQI
29AQI
40AQI
49AQI
62AQI
60AQI
58AQI
73AQI
65AQI
67AQI
75AQI
82AQI
62AQI
56AQI
54AQI
53AQI
46AQI
50AQI
49AQI
44AQI
41AQI
39AQI
35AQI
33AQI
32AQI
32AQI
32AQI
26AQI
24AQI
24AQI
26AQI
32AQI
33AQI
35AQI
46AQI
45AQI
44AQI
59AQI
49AQI
51AQI
50AQI
45AQI
46AQI
41AQI
36AQI
36AQI
37AQI
41AQI
41AQI
40AQI
38AQI
44AQI
45AQI
46AQI
46AQI
45AQI
47AQI
55AQI
55AQI
55AQI
52AQI
50AQI
54AQI
55AQI
53AQI
43AQI
33AQI
36AQI
25AQI
24AQI
25AQI
31AQI
35AQI
35AQI
35AQI
29AQI
28AQI
27AQI
32AQI
36AQI
44AQI
50AQI
45AQI
29AQI
31AQI
35AQI
29AQI
28AQI
29AQI
47AQI
47AQI
34AQI
No. of days
202534AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
May28AQI
202432AQI
Highest AQI recorded in
September40AQI
Lowest AQI recorded in
March9AQI
202315AQI
Highest AQI recorded in
December15AQI
Lowest AQI recorded in
November12AQI
202019AQI
Highest AQI recorded in
September19AQI
Lowest AQI recorded in
September19AQI
Most & Least Polluted Years Over the Last 4 Years
Tokoname's annual 2025 AQI (34) shows an average percentage change of 72.3% (worsened AQI) compared to previous years: 2020 (19), 2023 (15), 2024 (32).