Fujiidera, Osaka, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Fujiidera, Osaka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks the most lowest AQI at 32 of Good air quality, showing improvement over 2024, 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Fujiidera, Osaka, Japan
5 AM30th Sep 2025
6 PM
4 AM1st Oct 2025
AQI
AQI
46AQI
13AQI
In the last 24 hours,
Fujiidera's AQI reached its highest point of 46 at 3 AM during the Night, while the lowest point, 13, was recorded at 6 AM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Fujiidera, Osaka, Japan
31°C27/35°C
30°C26/35°C
30°C26/35°C
25°C24/26°C
26°C24/29°C
27°C23/32°C
28°C24/32°C
29°C26/32°C
29°C27/33°C
29°C26/34°C
27°C24/30°C
27°C24/31°C
28°C24/32°C
28°C26/32°C
29°C26/33°C
29°C26/34°C
29°C26/33°C
27°C24/31°C
26°C23/30°C
26°C23/30°C
25°C22/29°C
23°C20/27°C
23°C21/25°C
24°C22/29°C
25°C22/29°C
26°C22/30°C
24°C21/29°C
24°C19/29°C
24°C21/26°C
--°C/°C
--°C/°C
36AQI
32AQI
36AQI
32AQI
2025 Days Vs Air Quality
Fujiidera, Osaka, Japan
74%
200
26%
71
0.3%
1
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 74%
Health Risk Level:
Low
In 2025, 74% of 273 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
Fujiidera, Osaka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
40AQI
33AQI
34AQI
37AQI
45AQI
36AQI
38AQI
35AQI
31AQI
34AQI
39AQI
44AQI
53AQI
47AQI
43AQI
36AQI
39AQI
40AQI
48AQI
44AQI
57AQI
71AQI
65AQI
46AQI
41AQI
49AQI
40AQI
38AQI
42AQI
74AQI
71AQI
47AQI
54AQI
41AQI
42AQI
34AQI
40AQI
31AQI
31AQI
32AQI
30AQI
47AQI
32AQI
51AQI
29AQI
61AQI
38AQI
41AQI
32AQI
34AQI
30AQI
38AQI
37AQI
34AQI
39AQI
39AQI
69AQI
73AQI
72AQI
105AQI
48AQI
48AQI
38AQI
39AQI
35AQI
41AQI
36AQI
44AQI
35AQI
44AQI
51AQI
48AQI
40AQI
28AQI
41AQI
32AQI
30AQI
45AQI
58AQI
63AQI
70AQI
74AQI
74AQI
85AQI
57AQI
49AQI
42AQI
36AQI
39AQI
32AQI
44AQI
26AQI
31AQI
40AQI
42AQI
49AQI
49AQI
55AQI
57AQI
53AQI
55AQI
33AQI
48AQI
26AQI
46AQI
49AQI
58AQI
59AQI
47AQI
45AQI
50AQI
33AQI
34AQI
62AQI
56AQI
62AQI
47AQI
54AQI
65AQI
57AQI
48AQI
48AQI
41AQI
45AQI
25AQI
32AQI
31AQI
33AQI
31AQI
33AQI
50AQI
54AQI
57AQI
54AQI
53AQI
44AQI
53AQI
55AQI
61AQI
42AQI
37AQI
50AQI
31AQI
28AQI
29AQI
28AQI
32AQI
37AQI
34AQI
39AQI
42AQI
49AQI
27AQI
47AQI
46AQI
47AQI
55AQI
64AQI
42AQI
36AQI
38AQI
49AQI
52AQI
34AQI
31AQI
45AQI
43AQI
50AQI
52AQI
58AQI
53AQI
44AQI
39AQI
34AQI
35AQI
33AQI
51AQI
50AQI
52AQI
56AQI
60AQI
76AQI
82AQI
97AQI
84AQI
72AQI
69AQI
73AQI
81AQI
58AQI
50AQI
53AQI
49AQI
40AQI
49AQI
53AQI
37AQI
37AQI
35AQI
34AQI
32AQI
39AQI
39AQI
37AQI
33AQI
30AQI
30AQI
33AQI
41AQI
44AQI
44AQI
45AQI
45AQI
48AQI
61AQI
50AQI
54AQI
45AQI
47AQI
50AQI
47AQI
39AQI
36AQI
39AQI
46AQI
45AQI
45AQI
44AQI
47AQI
46AQI
46AQI
47AQI
43AQI
50AQI
56AQI
56AQI
56AQI
55AQI
53AQI
56AQI
56AQI
54AQI
40AQI
35AQI
40AQI
27AQI
26AQI
29AQI
34AQI
37AQI
39AQI
36AQI
30AQI
31AQI
28AQI
39AQI
34AQI
45AQI
52AQI
36AQI
37AQI
44AQI
31AQI
32AQI
38AQI
30AQI
36AQI
36AQI
24AQI
30AQI
32AQI
44AQI
42AQI
50AQI
47AQI
42AQI
45AQI
51AQI
49AQI
35AQI
No. of days
202545AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
September35AQI
202439AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
October33AQI
202342AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
August30AQI
202240AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
January33AQI
202137AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
January31AQI
202035AQI
Highest AQI recorded in
August53AQI
Lowest AQI recorded in
September29AQI
Most & Least Polluted Years Over the Last 6 Years
Fujiidera's annual 2025 AQI (45) shows an average percentage change of 17.003% (worsened AQI) compared to previous years: 2020 (35), 2021 (37), 2022 (40), 2023 (42), 2024 (39).