Ageoshimo, 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
Ageoshimo, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 48 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Ageoshimo, Saitama, Japan
4 AM4th Aug 2025
6 PM
3 AM5th Aug 2025
88AQI
42AQI
76AQI
40AQI
In the last 24 hours,
Ageoshimo's AQI reached its highest point of 88 at 5 PM during the Day, while the lowest point, 40, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Ageoshimo, Saitama, Japan
32°C28/37°C
32°C29/36°C
32°C29/37°C
32°C28/37°C
30°C24/37°C
24°C23/25°C
25°C22/29°C
27°C24/32°C
26°C25/29°C
28°C27/32°C
29°C26/32°C
30°C27/33°C
29°C26/34°C
30°C26/34°C
31°C27/36°C
32°C28/38°C
32°C29/38°C
32°C28/38°C
33°C28/38°C
33°C29/38°C
33°C29/38°C
33°C29/38°C
33°C29/38°C
33°C28/39°C
31°C27/37°C
30°C26/35°C
28°C26/32°C
32°C27/38°C
32°C28/38°C
34°C29/39°C
--°C/°C
49AQI
48AQI
47AQI
43AQI
2025 Days Vs Air Quality
Ageoshimo, Saitama, Japan
88%
189
13%
27
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 217 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
Ageoshimo, Saitama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
32AQI
24AQI
28AQI
37AQI
54AQI
32AQI
35AQI
33AQI
28AQI
28AQI
42AQI
30AQI
40AQI
35AQI
33AQI
30AQI
34AQI
49AQI
40AQI
45AQI
40AQI
49AQI
47AQI
36AQI
34AQI
35AQI
37AQI
30AQI
31AQI
27AQI
44AQI
38AQI
42AQI
31AQI
31AQI
26AQI
30AQI
28AQI
27AQI
26AQI
33AQI
43AQI
42AQI
34AQI
42AQI
41AQI
41AQI
31AQI
33AQI
28AQI
28AQI
28AQI
28AQI
29AQI
29AQI
35AQI
41AQI
52AQI
54AQI
62AQI
38AQI
40AQI
27AQI
33AQI
29AQI
38AQI
34AQI
37AQI
39AQI
47AQI
46AQI
39AQI
39AQI
25AQI
22AQI
25AQI
17AQI
24AQI
40AQI
51AQI
56AQI
57AQI
73AQI
73AQI
73AQI
57AQI
35AQI
38AQI
30AQI
30AQI
21AQI
22AQI
21AQI
29AQI
24AQI
30AQI
40AQI
30AQI
48AQI
41AQI
42AQI
32AQI
38AQI
30AQI
30AQI
46AQI
53AQI
65AQI
57AQI
46AQI
46AQI
31AQI
43AQI
46AQI
49AQI
53AQI
47AQI
34AQI
49AQI
41AQI
33AQI
32AQI
40AQI
34AQI
33AQI
26AQI
32AQI
33AQI
23AQI
22AQI
26AQI
34AQI
39AQI
39AQI
46AQI
29AQI
46AQI
44AQI
63AQI
60AQI
50AQI
47AQI
46AQI
34AQI
32AQI
27AQI
27AQI
31AQI
29AQI
19AQI
24AQI
32AQI
37AQI
29AQI
41AQI
45AQI
50AQI
59AQI
51AQI
37AQI
33AQI
40AQI
46AQI
37AQI
32AQI
40AQI
49AQI
41AQI
41AQI
43AQI
35AQI
22AQI
24AQI
23AQI
20AQI
22AQI
30AQI
31AQI
38AQI
42AQI
43AQI
47AQI
47AQI
48AQI
51AQI
58AQI
75AQI
76AQI
80AQI
65AQI
50AQI
53AQI
54AQI
42AQI
40AQI
39AQI
39AQI
36AQI
33AQI
34AQI
37AQI
40AQI
44AQI
46AQI
42AQI
43AQI
40AQI
44AQI
39AQI
33AQI
34AQI
32AQI
41AQI
45AQI
48AQI
36AQI
34AQI
42AQI
39AQI
36AQI
36AQI
47AQI
42AQI
No. of days
202539AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
February34AQI
202439AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
August32AQI
202342AQI
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
August30AQI
202242AQI
Highest AQI recorded in
June48AQI
Lowest AQI recorded in
September37AQI
202140AQI
Highest AQI recorded in
March45AQI
Lowest AQI recorded in
September36AQI
202040AQI
Highest AQI recorded in
August50AQI
Lowest AQI recorded in
September31AQI
Most & Least Polluted Years Over the Last 6 Years
Ageoshimo's annual 2025 AQI (39) shows an average percentage change of -4.1% (improved AQI) compared to previous years: 2020 (40), 2021 (40), 2022 (42), 2023 (42), 2024 (39).