Akita, 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
Akita, Akita, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (26th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 51 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 26th Aug - 27th Aug 2025
Akita, Akita, Japan
4 AM26th Aug 2025
6 PM
3 AM27th Aug 2025
59AQI
47AQI
55AQI
45AQI
In the last 24 hours,
Akita's AQI reached its highest point of 59 at 12 PM during the Day, while the lowest point, 45, was recorded at 11 PM during the Night between 26th Aug and 27th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Akita, Akita, Japan
27°C24/29°C
26°C24/29°C
27°C23/32°C
28°C23/32°C
27°C23/33°C
28°C25/32°C
27°C25/31°C
27°C25/30°C
26°C25/28°C
26°C24/28°C
25°C23/26°C
23°C22/25°C
23°C21/26°C
24°C21/27°C
25°C23/27°C
23°C20/26°C
24°C21/27°C
25°C22/28°C
25°C22/28°C
24°C20/28°C
25°C20/28°C
25°C22/27°C
25°C22/27°C
26°C25/27°C
25°C22/28°C
25°C21/29°C
26°C24/29°C
26°C24/29°C
27°C25/30°C
27°C24/30°C
--°C/°C
41AQI
38AQI
41AQI
40AQI
2025 Days Vs Air Quality
Akita, Akita, Japan
87%
207
13%
31
Total number of days with different AQI categories in last 239 days in 2025 (126 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 239 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
Akita, Akita, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
28AQI
26AQI
28AQI
26AQI
27AQI
28AQI
28AQI
27AQI
24AQI
22AQI
24AQI
29AQI
37AQI
30AQI
30AQI
28AQI
28AQI
27AQI
37AQI
45AQI
41AQI
38AQI
46AQI
37AQI
34AQI
31AQI
29AQI
31AQI
32AQI
33AQI
30AQI
29AQI
27AQI
33AQI
32AQI
32AQI
38AQI
29AQI
29AQI
30AQI
31AQI
29AQI
33AQI
36AQI
30AQI
40AQI
49AQI
33AQI
36AQI
30AQI
29AQI
29AQI
29AQI
29AQI
33AQI
45AQI
41AQI
54AQI
53AQI
57AQI
40AQI
39AQI
31AQI
31AQI
34AQI
33AQI
33AQI
39AQI
43AQI
45AQI
56AQI
52AQI
42AQI
31AQI
26AQI
26AQI
24AQI
44AQI
54AQI
62AQI
38AQI
45AQI
64AQI
55AQI
59AQI
49AQI
41AQI
37AQI
36AQI
31AQI
23AQI
21AQI
25AQI
29AQI
31AQI
30AQI
36AQI
32AQI
39AQI
43AQI
40AQI
31AQI
26AQI
27AQI
37AQI
46AQI
47AQI
54AQI
45AQI
46AQI
45AQI
45AQI
31AQI
33AQI
62AQI
49AQI
55AQI
35AQI
30AQI
30AQI
25AQI
36AQI
35AQI
37AQI
31AQI
30AQI
36AQI
41AQI
29AQI
40AQI
36AQI
44AQI
46AQI
49AQI
54AQI
43AQI
48AQI
44AQI
58AQI
44AQI
42AQI
39AQI
38AQI
25AQI
31AQI
33AQI
38AQI
38AQI
41AQI
28AQI
27AQI
35AQI
40AQI
39AQI
42AQI
37AQI
50AQI
52AQI
58AQI
57AQI
51AQI
46AQI
44AQI
43AQI
30AQI
27AQI
32AQI
32AQI
38AQI
41AQI
42AQI
54AQI
48AQI
46AQI
49AQI
45AQI
52AQI
43AQI
43AQI
47AQI
50AQI
52AQI
59AQI
60AQI
57AQI
57AQI
57AQI
56AQI
56AQI
55AQI
49AQI
48AQI
49AQI
44AQI
43AQI
46AQI
43AQI
43AQI
40AQI
40AQI
39AQI
38AQI
37AQI
37AQI
37AQI
38AQI
39AQI
35AQI
37AQI
41AQI
39AQI
36AQI
38AQI
40AQI
46AQI
45AQI
47AQI
38AQI
34AQI
32AQI
35AQI
34AQI
33AQI
32AQI
36AQI
35AQI
34AQI
36AQI
38AQI
40AQI
45AQI
46AQI
44AQI
48AQI
49AQI
46AQI
51AQI
31AQI
34AQI
43AQI
37AQI
38AQI
43AQI
46AQI
40AQI
No. of days
202539AQI
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
January31AQI
202434AQI
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
August24AQI
202337AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
September28AQI
202239AQI
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
August28AQI
202138AQI
Highest AQI recorded in
February46AQI
Lowest AQI recorded in
October33AQI
202037AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
September29AQI
Most & Least Polluted Years Over the Last 6 Years
Akita's annual 2025 AQI (39) shows an average percentage change of 5.4% (worsened AQI) compared to previous years: 2020 (37), 2021 (38), 2022 (39), 2023 (37), 2024 (34).