Noshiromachi, Akita, 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
Noshiromachi, Akita, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (14th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 19 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Noshiromachi, Akita, Japan
4 AM14th Aug 2026
6 PM
3 AM15th Aug 2026
21AQI
14AQI
25AQI
17AQI
In the last 24 hours,
Noshiromachi's AQI reached its highest point of 25 at 12 AM during the Night, while the lowest point, 14, was recorded at 12 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Noshiromachi, Akita, Japan
26°C21/31°C
24°C22/28°C
24°C22/25°C
25°C23/27°C
24°C21/26°C
24°C23/25°C
24°C22/27°C
23°C21/26°C
22°C20/26°C
21°C19/25°C
22°C18/27°C
22°C20/26°C
23°C21/26°C
23°C21/26°C
21°C20/24°C
21°C20/21°C
21°C20/24°C
23°C17/29°C
23°C17/29°C
23°C18/28°C
25°C20/30°C
26°C22/30°C
25°C22/30°C
24°C20/29°C
23°C19/27°C
22°C19/25°C
26°C23/31°C
25°C22/32°C
26°C21/32°C
25°C22/31°C
32AQI
26AQI
33AQI
28AQI
2026 Days Vs Air Quality
Noshiromachi, Akita, Japan
85%
192
15%
34
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% 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
Noshiromachi, Akita, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI (US)
24AQI (US)
25AQI (US)
30AQI (US)
28AQI (US)
25AQI (US)
27AQI (US)
36AQI (US)
25AQI (US)
23AQI (US)
40AQI (US)
31AQI (US)
27AQI (US)
33AQI (US)
32AQI (US)
31AQI (US)
42AQI (US)
30AQI (US)
33AQI (US)
32AQI (US)
24AQI (US)
24AQI (US)
33AQI (US)
31AQI (US)
39AQI (US)
26AQI (US)
30AQI (US)
29AQI (US)
24AQI (US)
40AQI (US)
44AQI (US)
38AQI (US)
31AQI (US)
26AQI (US)
31AQI (US)
43AQI (US)
37AQI (US)
15AQI (US)
18AQI (US)
44AQI (US)
52AQI (US)
72AQI (US)
26AQI (US)
23AQI (US)
86AQI (US)
72AQI (US)
31AQI (US)
22AQI (US)
37AQI (US)
32AQI (US)
38AQI (US)
47AQI (US)
44AQI (US)
44AQI (US)
29AQI (US)
31AQI (US)
41AQI (US)
43AQI (US)
31AQI (US)
27AQI (US)
36AQI (US)
54AQI (US)
62AQI (US)
64AQI (US)
54AQI (US)
48AQI (US)
48AQI (US)
44AQI (US)
56AQI (US)
57AQI (US)
66AQI (US)
35AQI (US)
11AQI (US)
55AQI (US)
48AQI (US)
62AQI (US)
56AQI (US)
45AQI (US)
33AQI (US)
49AQI (US)
49AQI (US)
54AQI (US)
71AQI (US)
52AQI (US)
41AQI (US)
18AQI (US)
40AQI (US)
72AQI (US)
81AQI (US)
49AQI (US)
24AQI (US)
24AQI (US)
43AQI (US)
31AQI (US)
14AQI (US)
19AQI (US)
25AQI (US)
27AQI (US)
39AQI (US)
26AQI (US)
36AQI (US)
31AQI (US)
38AQI (US)
33AQI (US)
39AQI (US)
40AQI (US)
38AQI (US)
38AQI (US)
39AQI (US)
35AQI (US)
55AQI (US)
62AQI (US)
41AQI (US)
17AQI (US)
47AQI (US)
46AQI (US)
43AQI (US)
32AQI (US)
28AQI (US)
40AQI (US)
43AQI (US)
50AQI (US)
38AQI (US)
30AQI (US)
21AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
22AQI (US)
36AQI (US)
28AQI (US)
35AQI (US)
46AQI (US)
42AQI (US)
34AQI (US)
80AQI (US)
68AQI (US)
56AQI (US)
54AQI (US)
64AQI (US)
65AQI (US)
76AQI (US)
69AQI (US)
70AQI (US)
64AQI (US)
46AQI (US)
29AQI (US)
26AQI (US)
23AQI (US)
32AQI (US)
28AQI (US)
27AQI (US)
44AQI (US)
34AQI (US)
17AQI (US)
18AQI (US)
20AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
23AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
31AQI (US)
33AQI (US)
28AQI (US)
29AQI (US)
22AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
27AQI (US)
24AQI (US)
22AQI (US)
23AQI (US)
23AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
30AQI (US)
28AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
27AQI (US)
24AQI (US)
18AQI (US)
21AQI (US)
28AQI (US)
29AQI (US)
37AQI (US)
40AQI (US)
44AQI (US)
18AQI (US)
25AQI (US)
40AQI (US)
60AQI (US)
60AQI (US)
58AQI (US)
30AQI (US)
31AQI (US)
30AQI (US)
31AQI (US)
16AQI (US)
19AQI (US)
19AQI (US)
31AQI (US)
39AQI (US)
50AQI (US)
35AQI (US)
44AQI (US)
25AQI (US)
26AQI (US)
34AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202538AQI (US)
Highest AQI (US) recorded in
October49AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202435AQI (US)
Highest AQI (US) recorded in
April46AQI (US)
Lowest AQI (US) recorded in
December28AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
April55AQI (US)
Lowest AQI (US) recorded in
September29AQI (US)
202235AQI (US)
Highest AQI (US) recorded in
May47AQI (US)
Lowest AQI (US) recorded in
August25AQI (US)
202136AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
November29AQI (US)
202034AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Noshiromachi's annual 2026 AQI (US) (35) shows an average percentage change of -2.6% (improved AQI (US)) compared to previous years: 2020 (34), 2021 (36), 2022 (35), 2023 (38), 2024 (35), 2025 (38).