Tahara, 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
Tahara, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 43 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Tahara, Aichi, Japan
4 AM2nd Aug 2025
7 PM
3 AM3rd Aug 2025
62AQI
37AQI
51AQI
36AQI
In the last 24 hours,
Tahara's AQI reached its highest point of 62 at 3 PM during the Day, while the lowest point, 36, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tahara, Aichi, Japan
27°C25/28°C
28°C26/30°C
29°C27/31°C
28°C27/30°C
28°C26/29°C
28°C26/30°C
28°C26/30°C
27°C26/29°C
26°C26/28°C
27°C25/28°C
27°C26/29°C
27°C26/28°C
27°C25/28°C
26°C25/27°C
26°C25/28°C
27°C25/28°C
27°C25/29°C
28°C26/29°C
28°C27/30°C
28°C27/30°C
28°C26/30°C
28°C27/30°C
28°C27/30°C
28°C27/30°C
28°C27/30°C
28°C27/31°C
29°C27/30°C
29°C27/30°C
29°C27/32°C
29°C27/32°C
--°C/°C
46AQI
39AQI
45AQI
44AQI
2025 Days Vs Air Quality
Tahara, Aichi, Japan
94%
200
6%
13
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% 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
Tahara, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
30AQI
31AQI
29AQI
26AQI
24AQI
28AQI
26AQI
27AQI
26AQI
26AQI
25AQI
29AQI
31AQI
31AQI
25AQI
28AQI
26AQI
27AQI
27AQI
31AQI
31AQI
36AQI
37AQI
35AQI
33AQI
25AQI
30AQI
28AQI
30AQI
36AQI
37AQI
28AQI
30AQI
31AQI
31AQI
32AQI
32AQI
31AQI
30AQI
30AQI
31AQI
25AQI
32AQI
29AQI
31AQI
31AQI
34AQI
30AQI
31AQI
30AQI
30AQI
32AQI
32AQI
33AQI
32AQI
35AQI
39AQI
39AQI
40AQI
40AQI
33AQI
34AQI
24AQI
31AQI
31AQI
30AQI
35AQI
32AQI
30AQI
27AQI
35AQI
22AQI
22AQI
18AQI
17AQI
15AQI
15AQI
18AQI
29AQI
31AQI
37AQI
37AQI
51AQI
81AQI
65AQI
46AQI
36AQI
34AQI
33AQI
26AQI
27AQI
20AQI
19AQI
21AQI
16AQI
19AQI
21AQI
20AQI
27AQI
25AQI
26AQI
22AQI
25AQI
18AQI
22AQI
24AQI
31AQI
33AQI
29AQI
25AQI
23AQI
21AQI
15AQI
27AQI
23AQI
27AQI
25AQI
27AQI
28AQI
27AQI
23AQI
24AQI
20AQI
20AQI
18AQI
18AQI
17AQI
18AQI
16AQI
17AQI
21AQI
23AQI
25AQI
25AQI
23AQI
24AQI
26AQI
29AQI
34AQI
27AQI
24AQI
22AQI
22AQI
17AQI
19AQI
17AQI
16AQI
19AQI
17AQI
16AQI
15AQI
20AQI
16AQI
19AQI
23AQI
23AQI
25AQI
29AQI
23AQI
20AQI
20AQI
22AQI
22AQI
20AQI
18AQI
20AQI
22AQI
24AQI
26AQI
26AQI
24AQI
18AQI
16AQI
16AQI
16AQI
16AQI
21AQI
19AQI
20AQI
35AQI
41AQI
46AQI
51AQI
51AQI
76AQI
66AQI
73AQI
80AQI
78AQI
57AQI
53AQI
51AQI
50AQI
44AQI
48AQI
47AQI
45AQI
38AQI
34AQI
32AQI
30AQI
27AQI
26AQI
27AQI
24AQI
23AQI
22AQI
25AQI
31AQI
33AQI
34AQI
43AQI
29AQI
32AQI
33AQI
24AQI
21AQI
21AQI
44AQI
43AQI
No. of days
202529AQI
Highest AQI recorded in
July44AQI
Lowest AQI recorded in
June21AQI
202435AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
December27AQI
202336AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
August25AQI
202237AQI
Highest AQI recorded in
March50AQI
Lowest AQI recorded in
August22AQI
202132AQI
Highest AQI recorded in
June41AQI
Lowest AQI recorded in
April25AQI
202027AQI
Highest AQI recorded in
August35AQI
Lowest AQI recorded in
September21AQI
Most & Least Polluted Years Over the Last 6 Years
Tahara's annual 2025 AQI (29) shows an average percentage change of -11.3% (improved AQI) compared to previous years: 2020 (27), 2021 (32), 2022 (37), 2023 (36), 2024 (35).