Fujiishimogumi, Hanyu, 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
Fujiishimogumi, Hanyu, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (8th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 41 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 8th Aug - 9th Aug 2025
Fujiishimogumi, Hanyu, Saitama, Japan
4 AM8th Aug 2025
6 PM
3 AM9th Aug 2025
46AQI
26AQI
47AQI
34AQI
In the last 24 hours,
Fujiishimogumi's AQI reached its highest point of 47 at 2 AM during the Night, while the lowest point, 26, was recorded at 12 PM during the Day between 8th Aug and 9th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Fujiishimogumi, Hanyu, Saitama, Japan
30°C23/37°C
23°C23/24°C
25°C22/29°C
28°C24/33°C
26°C24/29°C
28°C26/33°C
29°C25/33°C
30°C27/33°C
29°C26/34°C
30°C26/35°C
31°C27/37°C
32°C27/38°C
33°C28/38°C
33°C28/39°C
33°C28/39°C
33°C29/39°C
33°C28/39°C
33°C28/38°C
33°C29/38°C
33°C28/39°C
31°C27/37°C
30°C26/36°C
28°C26/32°C
32°C27/39°C
33°C28/38°C
34°C28/40°C
35°C30/41°C
33°C29/39°C
30°C28/33°C
29°C23/37°C
--°C/°C
47AQI
38AQI
46AQI
42AQI
2025 Days Vs Air Quality
Fujiishimogumi, Hanyu, Saitama, Japan
85%
187
15%
33
Total number of days with different AQI categories in last 221 days in 2025 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 221 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
Fujiishimogumi, Hanyu, Saitama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
31AQI
26AQI
28AQI
38AQI
55AQI
35AQI
37AQI
31AQI
28AQI
27AQI
41AQI
31AQI
39AQI
35AQI
35AQI
31AQI
36AQI
49AQI
41AQI
46AQI
40AQI
48AQI
50AQI
39AQI
37AQI
40AQI
43AQI
34AQI
35AQI
29AQI
44AQI
34AQI
42AQI
32AQI
34AQI
30AQI
32AQI
31AQI
30AQI
30AQI
30AQI
43AQI
36AQI
36AQI
31AQI
43AQI
37AQI
33AQI
31AQI
31AQI
32AQI
32AQI
32AQI
33AQI
33AQI
38AQI
44AQI
53AQI
55AQI
61AQI
40AQI
39AQI
28AQI
34AQI
32AQI
41AQI
37AQI
39AQI
43AQI
49AQI
49AQI
41AQI
43AQI
26AQI
23AQI
26AQI
18AQI
26AQI
40AQI
48AQI
56AQI
58AQI
72AQI
73AQI
75AQI
59AQI
38AQI
41AQI
34AQI
34AQI
22AQI
24AQI
23AQI
31AQI
25AQI
33AQI
41AQI
29AQI
49AQI
41AQI
44AQI
31AQI
31AQI
27AQI
28AQI
45AQI
54AQI
67AQI
61AQI
48AQI
54AQI
36AQI
46AQI
44AQI
51AQI
51AQI
53AQI
39AQI
49AQI
43AQI
33AQI
34AQI
38AQI
36AQI
33AQI
28AQI
33AQI
35AQI
23AQI
22AQI
24AQI
36AQI
41AQI
43AQI
48AQI
29AQI
44AQI
44AQI
59AQI
62AQI
53AQI
51AQI
46AQI
33AQI
33AQI
29AQI
28AQI
35AQI
29AQI
20AQI
24AQI
32AQI
37AQI
29AQI
41AQI
46AQI
51AQI
61AQI
55AQI
36AQI
33AQI
39AQI
43AQI
38AQI
30AQI
37AQI
45AQI
42AQI
45AQI
43AQI
39AQI
32AQI
31AQI
31AQI
27AQI
28AQI
32AQI
33AQI
38AQI
42AQI
43AQI
45AQI
48AQI
49AQI
50AQI
56AQI
71AQI
74AQI
78AQI
66AQI
55AQI
56AQI
56AQI
49AQI
47AQI
48AQI
44AQI
42AQI
35AQI
36AQI
39AQI
40AQI
44AQI
45AQI
43AQI
43AQI
41AQI
43AQI
39AQI
33AQI
35AQI
34AQI
41AQI
43AQI
58AQI
50AQI
49AQI
40AQI
41AQI
37AQI
35AQI
43AQI
40AQI
37AQI
38AQI
48AQI
45AQI
No. of days
202540AQI
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
February35AQI
202440AQI
Highest AQI recorded in
April52AQI
Lowest AQI recorded in
August29AQI
202346AQI
Highest AQI recorded in
April53AQI
Lowest AQI recorded in
August34AQI
202244AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
December39AQI
202143AQI
Highest AQI recorded in
March50AQI
Lowest AQI recorded in
August35AQI
202040AQI
Highest AQI recorded in
November52AQI
Lowest AQI recorded in
September29AQI
Most & Least Polluted Years Over the Last 6 Years
Fujiishimogumi's annual 2025 AQI (40) shows an average percentage change of -5.6% (improved AQI) compared to previous years: 2020 (40), 2021 (43), 2022 (44), 2023 (46), 2024 (40).