Tsushima, Aichi, 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
Tsushima, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 45 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Tsushima, Aichi, Japan
4 AM3rd Aug 2025
7 PM
3 AM4th Aug 2025
AQI
AQI
62AQI
40AQI
In the last 24 hours,
Tsushima's AQI reached its highest point of 62 at 12 PM during the Night, while the lowest point, undefined, was recorded at 3 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tsushima, Aichi, Japan
30°C26/35°C
30°C26/34°C
30°C27/34°C
29°C27/32°C
29°C26/32°C
29°C26/33°C
28°C26/31°C
27°C25/30°C
28°C26/31°C
28°C25/31°C
28°C26/31°C
27°C25/30°C
25°C24/26°C
26°C23/30°C
27°C24/30°C
28°C25/31°C
29°C26/32°C
29°C26/33°C
29°C26/33°C
29°C26/33°C
29°C27/32°C
29°C26/32°C
29°C26/32°C
29°C26/32°C
30°C27/35°C
30°C27/34°C
30°C27/33°C
31°C27/36°C
31°C27/35°C
--°C/°C
--°C/°C
52AQI
43AQI
49AQI
45AQI
2025 Days Vs Air Quality
Tsushima, Aichi, Japan
91%
195
9%
19
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 91%
Health Risk Level:
Very Low
In 2025, 91% of 215 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
Tsushima, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
28AQI
28AQI
26AQI
26AQI
23AQI
27AQI
24AQI
28AQI
23AQI
22AQI
24AQI
25AQI
32AQI
31AQI
27AQI
28AQI
25AQI
28AQI
29AQI
32AQI
31AQI
41AQI
40AQI
38AQI
34AQI
28AQI
29AQI
29AQI
29AQI
35AQI
40AQI
29AQI
34AQI
30AQI
31AQI
30AQI
30AQI
29AQI
27AQI
29AQI
29AQI
24AQI
29AQI
27AQI
30AQI
30AQI
33AQI
30AQI
29AQI
28AQI
29AQI
29AQI
30AQI
31AQI
31AQI
35AQI
38AQI
39AQI
42AQI
43AQI
39AQI
32AQI
23AQI
32AQI
30AQI
31AQI
34AQI
33AQI
30AQI
26AQI
35AQI
22AQI
25AQI
16AQI
17AQI
17AQI
15AQI
22AQI
38AQI
37AQI
49AQI
47AQI
57AQI
72AQI
65AQI
42AQI
34AQI
31AQI
31AQI
27AQI
25AQI
20AQI
19AQI
22AQI
20AQI
22AQI
27AQI
21AQI
30AQI
30AQI
29AQI
25AQI
28AQI
21AQI
25AQI
26AQI
39AQI
37AQI
38AQI
29AQI
31AQI
18AQI
18AQI
29AQI
29AQI
33AQI
32AQI
31AQI
39AQI
33AQI
28AQI
27AQI
24AQI
25AQI
19AQI
18AQI
19AQI
19AQI
18AQI
18AQI
28AQI
34AQI
36AQI
38AQI
37AQI
26AQI
35AQI
38AQI
49AQI
47AQI
38AQI
36AQI
32AQI
23AQI
23AQI
21AQI
21AQI
26AQI
23AQI
21AQI
21AQI
29AQI
20AQI
26AQI
23AQI
31AQI
39AQI
45AQI
34AQI
27AQI
26AQI
30AQI
32AQI
26AQI
23AQI
28AQI
29AQI
35AQI
41AQI
44AQI
35AQI
24AQI
20AQI
21AQI
21AQI
21AQI
28AQI
24AQI
32AQI
51AQI
63AQI
87AQI
77AQI
74AQI
82AQI
65AQI
67AQI
77AQI
87AQI
65AQI
53AQI
53AQI
52AQI
43AQI
51AQI
47AQI
38AQI
38AQI
37AQI
34AQI
37AQI
36AQI
35AQI
35AQI
30AQI
27AQI
26AQI
29AQI
36AQI
38AQI
41AQI
51AQI
45AQI
29AQI
31AQI
34AQI
27AQI
28AQI
30AQI
50AQI
48AQI
No. of days
202533AQI
Highest AQI recorded in
July50AQI
Lowest AQI recorded in
April27AQI
202430AQI
Highest AQI recorded in
April37AQI
Lowest AQI recorded in
January23AQI
202328AQI
Highest AQI recorded in
April36AQI
Lowest AQI recorded in
August19AQI
202227AQI
Highest AQI recorded in
May37AQI
Lowest AQI recorded in
August18AQI
202121AQI
Highest AQI recorded in
June32AQI
Lowest AQI recorded in
January11AQI
202013AQI
Highest AQI recorded in
August20AQI
Lowest AQI recorded in
December10AQI
Most & Least Polluted Years Over the Last 6 Years
Tsushima's annual 2025 AQI (33) shows an average percentage change of 52.05% (worsened AQI) compared to previous years: 2020 (13), 2021 (21), 2022 (27), 2023 (28), 2024 (30).