Tarogawa, Uchiko, Ehime, 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
Tarogawa, Uchiko, Ehime, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 32 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 3rd Aug - 4th Aug 2026
Tarogawa, Uchiko, Ehime, Japan
5 AM3rd Aug 2026
7 PM
4 AM4th Aug 2026
49AQI
40AQI
51AQI
42AQI
In the last 24 hours,
Tarogawa's AQI reached its highest point of 51 at 11 PM during the Night, while the lowest point, 40, was recorded at 5 AM during the Day between 3rd Aug and 4th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tarogawa, Uchiko, Ehime, Japan
23°C20/26°C
24°C21/28°C
25°C21/29°C
24°C20/29°C
24°C19/29°C
25°C20/30°C
26°C21/31°C
26°C22/31°C
27°C23/31°C
27°C22/32°C
26°C23/31°C
26°C22/31°C
27°C23/31°C
27°C22/32°C
26°C23/31°C
27°C23/31°C
27°C23/32°C
27°C23/32°C
27°C23/32°C
27°C22/32°C
27°C22/32°C
28°C23/32°C
27°C23/32°C
25°C22/29°C
27°C22/32°C
26°C21/32°C
27°C21/33°C
28°C23/33°C
27°C23/33°C
26°C23/29°C
39AQI
34AQI
39AQI
35AQI
2026 Days Vs Air Quality
Tarogawa, Uchiko, Ehime, Japan
83%
179
17%
37
Total number of days with different AQI categories in last 216 days in 2026 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 216 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Tarogawa, Uchiko, Ehime, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
23AQI (US)
18AQI (US)
23AQI (US)
34AQI (US)
42AQI (US)
27AQI (US)
23AQI (US)
41AQI (US)
19AQI (US)
26AQI (US)
36AQI (US)
23AQI (US)
34AQI (US)
27AQI (US)
40AQI (US)
52AQI (US)
48AQI (US)
45AQI (US)
56AQI (US)
38AQI (US)
14AQI (US)
27AQI (US)
49AQI (US)
48AQI (US)
40AQI (US)
26AQI (US)
50AQI (US)
30AQI (US)
34AQI (US)
25AQI (US)
17AQI (US)
39AQI (US)
49AQI (US)
33AQI (US)
46AQI (US)
45AQI (US)
40AQI (US)
26AQI (US)
21AQI (US)
40AQI (US)
47AQI (US)
38AQI (US)
37AQI (US)
29AQI (US)
52AQI (US)
46AQI (US)
54AQI (US)
21AQI (US)
22AQI (US)
46AQI (US)
34AQI (US)
65AQI (US)
34AQI (US)
56AQI (US)
37AQI (US)
13AQI (US)
15AQI (US)
48AQI (US)
47AQI (US)
50AQI (US)
78AQI (US)
50AQI (US)
34AQI (US)
55AQI (US)
52AQI (US)
55AQI (US)
27AQI (US)
38AQI (US)
37AQI (US)
49AQI (US)
63AQI (US)
46AQI (US)
46AQI (US)
63AQI (US)
65AQI (US)
53AQI (US)
62AQI (US)
34AQI (US)
51AQI (US)
39AQI (US)
46AQI (US)
28AQI (US)
47AQI (US)
41AQI (US)
17AQI (US)
33AQI (US)
71AQI (US)
74AQI (US)
61AQI (US)
17AQI (US)
15AQI (US)
52AQI (US)
48AQI (US)
43AQI (US)
39AQI (US)
45AQI (US)
30AQI (US)
23AQI (US)
39AQI (US)
44AQI (US)
35AQI (US)
39AQI (US)
36AQI (US)
49AQI (US)
51AQI (US)
18AQI (US)
31AQI (US)
32AQI (US)
38AQI (US)
38AQI (US)
41AQI (US)
43AQI (US)
27AQI (US)
18AQI (US)
44AQI (US)
47AQI (US)
53AQI (US)
50AQI (US)
41AQI (US)
27AQI (US)
42AQI (US)
54AQI (US)
41AQI (US)
30AQI (US)
26AQI (US)
33AQI (US)
35AQI (US)
30AQI (US)
30AQI (US)
36AQI (US)
38AQI (US)
38AQI (US)
44AQI (US)
38AQI (US)
40AQI (US)
79AQI (US)
65AQI (US)
53AQI (US)
46AQI (US)
62AQI (US)
65AQI (US)
69AQI (US)
61AQI (US)
63AQI (US)
54AQI (US)
41AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
23AQI (US)
23AQI (US)
27AQI (US)
24AQI (US)
26AQI (US)
34AQI (US)
22AQI (US)
18AQI (US)
17AQI (US)
20AQI (US)
19AQI (US)
26AQI (US)
26AQI (US)
27AQI (US)
31AQI (US)
33AQI (US)
52AQI (US)
36AQI (US)
15AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
21AQI (US)
20AQI (US)
14AQI (US)
20AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
30AQI (US)
31AQI (US)
33AQI (US)
33AQI (US)
49AQI (US)
47AQI (US)
45AQI (US)
34AQI (US)
56AQI (US)
60AQI (US)
51AQI (US)
53AQI (US)
46AQI (US)
46AQI (US)
41AQI (US)
29AQI (US)
28AQI (US)
39AQI (US)
33AQI (US)
37AQI (US)
47AQI (US)
32AQI (US)
33AQI (US)
39AQI (US)
48AQI (US)
38AQI (US)
43AQI (US)
26AQI (US)
34AQI (US)
37AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202543AQI (US)
Highest AQI (US) recorded in
October51AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202429AQI (US)
Highest AQI (US) recorded in
August37AQI (US)
Lowest AQI (US) recorded in
October21AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
April54AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
May52AQI (US)
Lowest AQI (US) recorded in
August10AQI (US)
202137AQI (US)
Highest AQI (US) recorded in
May44AQI (US)
Lowest AQI (US) recorded in
August28AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
August44AQI (US)
Lowest AQI (US) recorded in
July24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Tarogawa's annual 2026 AQI (US) (37) shows an average percentage change of 2.9% (worsened AQI (US)) compared to previous years: 2020 (33), 2021 (37), 2022 (39), 2023 (38), 2024 (29), 2025 (43).