Teramachi, Nishi, Kumamoto, 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
Teramachi, Nishi, Kumamoto, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 22 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Teramachi, Nishi, Kumamoto, Japan
5 AM14th Aug 2026
7 PM
4 AM15th Aug 2026
67AQI
27AQI
23AQI
12AQI
In the last 24 hours,
Teramachi's AQI reached its highest point of 67 at 6 PM during the Day, while the lowest point, 12, was recorded at 12 AM during the Night between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Teramachi, Nishi, Kumamoto, Japan
26°C22/32°C
27°C22/35°C
26°C21/33°C
27°C21/34°C
26°C21/32°C
27°C21/35°C
27°C22/35°C
27°C21/35°C
27°C20/35°C
27°C21/36°C
27°C20/37°C
26°C19/35°C
24°C20/31°C
26°C20/32°C
26°C19/34°C
27°C20/36°C
28°C21/37°C
27°C22/37°C
27°C21/33°C
26°C20/35°C
27°C20/33°C
26°C25/28°C
26°C22/30°C
26°C20/31°C
24°C19/30°C
25°C19/33°C
24°C16/34°C
24°C18/32°C
24°C18/33°C
25°C19/33°C
43AQI
33AQI
39AQI
34AQI
2026 Days Vs Air Quality
Teramachi, Nishi, Kumamoto, Japan
83%
189
17%
38
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2026, 83% of 227 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
Teramachi, Nishi, Kumamoto, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI (US)
27AQI (US)
33AQI (US)
31AQI (US)
45AQI (US)
35AQI (US)
38AQI (US)
35AQI (US)
23AQI (US)
34AQI (US)
28AQI (US)
18AQI (US)
35AQI (US)
32AQI (US)
43AQI (US)
49AQI (US)
49AQI (US)
50AQI (US)
62AQI (US)
53AQI (US)
23AQI (US)
25AQI (US)
42AQI (US)
52AQI (US)
30AQI (US)
20AQI (US)
47AQI (US)
34AQI (US)
40AQI (US)
33AQI (US)
22AQI (US)
42AQI (US)
45AQI (US)
23AQI (US)
24AQI (US)
41AQI (US)
37AQI (US)
31AQI (US)
18AQI (US)
30AQI (US)
48AQI (US)
31AQI (US)
28AQI (US)
38AQI (US)
34AQI (US)
51AQI (US)
64AQI (US)
41AQI (US)
21AQI (US)
45AQI (US)
26AQI (US)
47AQI (US)
49AQI (US)
62AQI (US)
49AQI (US)
21AQI (US)
17AQI (US)
48AQI (US)
50AQI (US)
50AQI (US)
39AQI (US)
11AQI (US)
35AQI (US)
55AQI (US)
52AQI (US)
54AQI (US)
49AQI (US)
45AQI (US)
54AQI (US)
37AQI (US)
52AQI (US)
48AQI (US)
46AQI (US)
62AQI (US)
61AQI (US)
58AQI (US)
58AQI (US)
19AQI (US)
44AQI (US)
35AQI (US)
46AQI (US)
25AQI (US)
45AQI (US)
53AQI (US)
20AQI (US)
54AQI (US)
77AQI (US)
87AQI (US)
44AQI (US)
13AQI (US)
24AQI (US)
54AQI (US)
46AQI (US)
41AQI (US)
47AQI (US)
47AQI (US)
32AQI (US)
26AQI (US)
38AQI (US)
43AQI (US)
34AQI (US)
38AQI (US)
34AQI (US)
42AQI (US)
40AQI (US)
37AQI (US)
40AQI (US)
32AQI (US)
37AQI (US)
37AQI (US)
40AQI (US)
42AQI (US)
31AQI (US)
30AQI (US)
40AQI (US)
46AQI (US)
52AQI (US)
46AQI (US)
35AQI (US)
32AQI (US)
51AQI (US)
53AQI (US)
38AQI (US)
23AQI (US)
24AQI (US)
34AQI (US)
36AQI (US)
28AQI (US)
30AQI (US)
40AQI (US)
29AQI (US)
26AQI (US)
13AQI (US)
30AQI (US)
35AQI (US)
77AQI (US)
62AQI (US)
53AQI (US)
47AQI (US)
60AQI (US)
65AQI (US)
69AQI (US)
60AQI (US)
62AQI (US)
54AQI (US)
40AQI (US)
23AQI (US)
25AQI (US)
29AQI (US)
50AQI (US)
32AQI (US)
27AQI (US)
11AQI (US)
17AQI (US)
24AQI (US)
22AQI (US)
34AQI (US)
15AQI (US)
36AQI (US)
13AQI (US)
18AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
25AQI (US)
26AQI (US)
21AQI (US)
20AQI (US)
20AQI (US)
21AQI (US)
16AQI (US)
27AQI (US)
28AQI (US)
28AQI (US)
28AQI (US)
35AQI (US)
40AQI (US)
18AQI (US)
20AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
21AQI (US)
25AQI (US)
27AQI (US)
31AQI (US)
39AQI (US)
27AQI (US)
25AQI (US)
26AQI (US)
27AQI (US)
39AQI (US)
45AQI (US)
46AQI (US)
64AQI (US)
51AQI (US)
38AQI (US)
46AQI (US)
52AQI (US)
25AQI (US)
49AQI (US)
51AQI (US)
27AQI (US)
21AQI (US)
31AQI (US)
26AQI (US)
48AQI (US)
56AQI (US)
49AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
23AQI (US)
24AQI (US)
29AQI (US)
37AQI (US)
54AQI (US)
35AQI (US)
22AQI (US)
36AQI (US)
38AQI (US)
46AQI (US)
39AQI (US)
42AQI (US)
24AQI (US)
33AQI (US)
33AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
March46AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202545AQI (US)
Highest AQI (US) recorded in
October60AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202440AQI (US)
Highest AQI (US) recorded in
January64AQI (US)
Lowest AQI (US) recorded in
July29AQI (US)
202341AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
202243AQI (US)
Highest AQI (US) recorded in
May50AQI (US)
Lowest AQI (US) recorded in
September37AQI (US)
202140AQI (US)
Highest AQI (US) recorded in
May47AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202047AQI (US)
Highest AQI (US) recorded in
August58AQI (US)
Lowest AQI (US) recorded in
July33AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Teramachi's annual 2026 AQI (US) (37) shows an average percentage change of -12.9% (improved AQI (US)) compared to previous years: 2020 (47), 2021 (40), 2022 (43), 2023 (41), 2024 (40), 2025 (45).