Sakata, Yamagata, 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
Sakata, Yamagata, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 39 of Good air quality, showing improvement over 2024, 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Sakata, Yamagata, Japan
4 AM4th Aug 2025
7 PM
3 AM5th Aug 2025
AQI
AQI
55AQI
37AQI
In the last 24 hours,
Sakata's AQI reached its highest point of 55 at 7 PM during the Night, while the lowest point, 37, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Sakata, Yamagata, Japan
24°C22/26°C
25°C22/27°C
25°C23/28°C
25°C21/27°C
24°C21/27°C
22°C18/26°C
21°C18/25°C
23°C18/27°C
25°C22/30°C
25°C24/28°C
27°C23/31°C
26°C24/28°C
26°C24/31°C
26°C24/30°C
27°C24/30°C
27°C23/30°C
27°C25/29°C
26°C24/29°C
26°C24/29°C
26°C24/29°C
26°C23/29°C
27°C25/29°C
27°C24/30°C
27°C24/30°C
28°C24/31°C
28°C23/32°C
27°C22/32°C
27°C25/30°C
27°C24/30°C
--°C/°C
--°C/°C
48AQI
43AQI
47AQI
43AQI
2025 Days Vs Air Quality
Sakata, Yamagata, Japan
89%
191
11%
24
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2025, 89% 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
Sakata, Yamagata, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
30AQI
29AQI
31AQI
29AQI
27AQI
31AQI
29AQI
28AQI
29AQI
27AQI
26AQI
28AQI
33AQI
30AQI
29AQI
27AQI
29AQI
28AQI
32AQI
38AQI
32AQI
33AQI
36AQI
29AQI
28AQI
25AQI
27AQI
30AQI
31AQI
32AQI
31AQI
29AQI
30AQI
32AQI
31AQI
33AQI
33AQI
31AQI
32AQI
32AQI
34AQI
31AQI
35AQI
34AQI
31AQI
32AQI
44AQI
32AQI
37AQI
32AQI
32AQI
33AQI
33AQI
33AQI
35AQI
44AQI
37AQI
50AQI
47AQI
53AQI
39AQI
43AQI
33AQI
34AQI
34AQI
34AQI
35AQI
36AQI
39AQI
39AQI
45AQI
33AQI
34AQI
22AQI
22AQI
25AQI
22AQI
30AQI
48AQI
55AQI
36AQI
40AQI
59AQI
47AQI
56AQI
43AQI
32AQI
28AQI
27AQI
23AQI
20AQI
19AQI
20AQI
24AQI
25AQI
25AQI
30AQI
25AQI
29AQI
35AQI
33AQI
24AQI
21AQI
20AQI
25AQI
36AQI
41AQI
52AQI
39AQI
35AQI
30AQI
29AQI
21AQI
25AQI
44AQI
36AQI
41AQI
29AQI
24AQI
25AQI
22AQI
27AQI
29AQI
29AQI
25AQI
25AQI
25AQI
31AQI
23AQI
31AQI
25AQI
40AQI
35AQI
40AQI
46AQI
33AQI
41AQI
35AQI
52AQI
52AQI
43AQI
39AQI
34AQI
26AQI
27AQI
28AQI
31AQI
30AQI
30AQI
22AQI
24AQI
32AQI
36AQI
31AQI
35AQI
35AQI
44AQI
52AQI
55AQI
56AQI
49AQI
43AQI
38AQI
39AQI
28AQI
27AQI
32AQI
36AQI
41AQI
44AQI
47AQI
60AQI
51AQI
48AQI
51AQI
44AQI
54AQI
44AQI
46AQI
49AQI
51AQI
53AQI
61AQI
65AQI
61AQI
59AQI
59AQI
57AQI
55AQI
53AQI
49AQI
47AQI
49AQI
43AQI
43AQI
47AQI
43AQI
43AQI
43AQI
43AQI
41AQI
41AQI
40AQI
44AQI
43AQI
46AQI
45AQI
41AQI
40AQI
47AQI
43AQI
37AQI
37AQI
39AQI
30AQI
34AQI
38AQI
29AQI
32AQI
42AQI
48AQI
38AQI
No. of days
202536AQI
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
April29AQI
202436AQI
Highest AQI recorded in
April47AQI
Lowest AQI recorded in
January28AQI
202338AQI
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
December26AQI
202238AQI
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
December29AQI
202135AQI
Highest AQI recorded in
June47AQI
Lowest AQI recorded in
January26AQI
202031AQI
Highest AQI recorded in
August47AQI
Lowest AQI recorded in
December23AQI
Most & Least Polluted Years Over the Last 6 Years
Sakata's annual 2025 AQI (36) shows an average percentage change of 2.3% (worsened AQI) compared to previous years: 2020 (31), 2021 (35), 2022 (38), 2023 (38), 2024 (36).