Minano, Saitama, 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
Minano, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 40 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Minano, Saitama, Japan
4 AM3rd Aug 2025
6 PM
3 AM4th Aug 2025
57AQI
39AQI
57AQI
36AQI
In the last 24 hours,
Minano's AQI reached its highest point of 57 at 12 PM during the Day, while the lowest point, 36, was recorded at 12 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Minano, Saitama, Japan
24°C22/29°C
26°C22/31°C
26°C23/31°C
26°C23/31°C
25°C22/29°C
24°C21/27°C
20°C19/20°C
20°C18/23°C
23°C20/26°C
22°C20/26°C
24°C22/29°C
24°C20/29°C
24°C21/28°C
24°C20/30°C
25°C21/30°C
26°C21/31°C
26°C22/31°C
26°C22/31°C
27°C23/32°C
26°C23/33°C
27°C22/32°C
27°C22/33°C
27°C22/33°C
27°C23/31°C
26°C23/33°C
26°C22/32°C
24°C20/30°C
23°C20/27°C
27°C23/34°C
27°C23/32°C
--°C/°C
50AQI
45AQI
50AQI
47AQI
2025 Days Vs Air Quality
Minano, Saitama, Japan
84%
179
16%
35
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2025, 84% 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
Minano, Saitama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
28AQI
26AQI
26AQI
28AQI
41AQI
28AQI
32AQI
28AQI
27AQI
27AQI
31AQI
27AQI
28AQI
29AQI
28AQI
28AQI
29AQI
37AQI
35AQI
38AQI
36AQI
41AQI
46AQI
36AQI
34AQI
29AQI
34AQI
30AQI
32AQI
30AQI
40AQI
48AQI
44AQI
37AQI
37AQI
31AQI
31AQI
29AQI
29AQI
29AQI
31AQI
36AQI
34AQI
32AQI
31AQI
36AQI
36AQI
31AQI
30AQI
31AQI
32AQI
32AQI
32AQI
31AQI
34AQI
37AQI
43AQI
49AQI
53AQI
53AQI
40AQI
37AQI
29AQI
33AQI
33AQI
39AQI
37AQI
39AQI
46AQI
47AQI
51AQI
44AQI
40AQI
27AQI
22AQI
25AQI
22AQI
24AQI
37AQI
46AQI
56AQI
62AQI
72AQI
78AQI
72AQI
57AQI
39AQI
36AQI
33AQI
27AQI
25AQI
30AQI
22AQI
36AQI
30AQI
34AQI
41AQI
29AQI
47AQI
44AQI
48AQI
37AQI
40AQI
34AQI
40AQI
45AQI
58AQI
66AQI
67AQI
42AQI
57AQI
38AQI
40AQI
45AQI
47AQI
50AQI
54AQI
38AQI
49AQI
46AQI
35AQI
32AQI
37AQI
38AQI
33AQI
26AQI
35AQI
38AQI
28AQI
23AQI
26AQI
37AQI
45AQI
45AQI
51AQI
38AQI
47AQI
46AQI
60AQI
71AQI
61AQI
53AQI
50AQI
32AQI
32AQI
31AQI
31AQI
37AQI
28AQI
21AQI
20AQI
32AQI
34AQI
33AQI
39AQI
45AQI
48AQI
53AQI
54AQI
40AQI
33AQI
42AQI
51AQI
45AQI
31AQI
41AQI
49AQI
45AQI
50AQI
51AQI
46AQI
39AQI
37AQI
35AQI
30AQI
27AQI
35AQI
36AQI
45AQI
50AQI
53AQI
45AQI
53AQI
50AQI
53AQI
55AQI
69AQI
74AQI
77AQI
63AQI
47AQI
51AQI
52AQI
40AQI
36AQI
41AQI
36AQI
38AQI
39AQI
40AQI
46AQI
47AQI
49AQI
51AQI
49AQI
49AQI
47AQI
51AQI
50AQI
40AQI
42AQI
37AQI
40AQI
32AQI
35AQI
43AQI
42AQI
39AQI
41AQI
49AQI
39AQI
No. of days
202540AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
January32AQI
202437AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
October28AQI
202343AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
December33AQI
202241AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
December33AQI
202140AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
October34AQI
202039AQI
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
September25AQI
Most & Least Polluted Years Over the Last 6 Years
Minano's annual 2025 AQI (40) shows an average percentage change of 0.08% (worsened AQI) compared to previous years: 2020 (39), 2021 (40), 2022 (41), 2023 (43), 2024 (37).