Fuchu, Tokyo, 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
Fuchu, Tokyo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (28th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 2nd highest AQI at 34 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 29th Sep - 30th Sep 2025
Fuchu, Tokyo, Japan
5 AM29th Sep 2025
5 PM
4 AM30th Sep 2025
AQI
AQI
53AQI
20AQI
In the last 24 hours,
Fuchu's AQI reached its highest point of 53 at 12 PM during the Night, while the lowest point, 20, was recorded at 10 PM during the Night between 29th Sep and 30th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Fuchu, Tokyo, Japan
32°C29/36°C
31°C28/36°C
32°C28/37°C
30°C28/36°C
26°C26/26°C
24°C23/25°C
26°C23/31°C
28°C24/32°C
30°C26/35°C
30°C27/33°C
29°C27/31°C
27°C24/30°C
24°C23/26°C
26°C24/30°C
28°C26/32°C
29°C26/32°C
29°C28/33°C
30°C26/35°C
30°C24/36°C
22°C21/23°C
23°C22/24°C
26°C22/31°C
23°C21/26°C
23°C20/26°C
23°C20/26°C
24°C21/28°C
27°C24/31°C
24°C23/27°C
25°C23/27°C
--°C/°C
--°C/°C
40AQI
37AQI
38AQI
35AQI
2025 Days Vs Air Quality
Fuchu, Tokyo, Japan
92%
249
8%
22
Total number of days with different AQI categories in last 272 days in 2025 (93 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 272 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Fuchu, Tokyo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
31AQI
26AQI
25AQI
22AQI
28AQI
25AQI
27AQI
25AQI
24AQI
24AQI
26AQI
27AQI
25AQI
28AQI
23AQI
26AQI
25AQI
28AQI
28AQI
30AQI
30AQI
30AQI
33AQI
31AQI
30AQI
23AQI
28AQI
23AQI
26AQI
26AQI
28AQI
30AQI
25AQI
30AQI
28AQI
27AQI
27AQI
28AQI
28AQI
27AQI
29AQI
27AQI
44AQI
27AQI
51AQI
31AQI
36AQI
29AQI
29AQI
29AQI
30AQI
30AQI
31AQI
32AQI
32AQI
33AQI
36AQI
38AQI
45AQI
42AQI
34AQI
31AQI
27AQI
30AQI
32AQI
31AQI
35AQI
32AQI
32AQI
30AQI
36AQI
23AQI
21AQI
17AQI
16AQI
15AQI
14AQI
16AQI
22AQI
26AQI
28AQI
30AQI
48AQI
58AQI
56AQI
37AQI
30AQI
34AQI
27AQI
23AQI
20AQI
17AQI
19AQI
19AQI
14AQI
15AQI
18AQI
17AQI
20AQI
21AQI
20AQI
18AQI
21AQI
20AQI
19AQI
23AQI
28AQI
32AQI
26AQI
23AQI
22AQI
15AQI
17AQI
18AQI
20AQI
21AQI
20AQI
15AQI
19AQI
19AQI
17AQI
16AQI
23AQI
18AQI
17AQI
14AQI
17AQI
17AQI
14AQI
16AQI
16AQI
19AQI
19AQI
20AQI
22AQI
17AQI
24AQI
24AQI
47AQI
46AQI
32AQI
30AQI
25AQI
19AQI
18AQI
18AQI
18AQI
22AQI
17AQI
14AQI
16AQI
20AQI
19AQI
18AQI
27AQI
29AQI
34AQI
40AQI
30AQI
25AQI
23AQI
27AQI
26AQI
22AQI
22AQI
25AQI
33AQI
28AQI
28AQI
27AQI
22AQI
16AQI
16AQI
15AQI
16AQI
15AQI
20AQI
20AQI
23AQI
35AQI
40AQI
45AQI
45AQI
45AQI
50AQI
57AQI
73AQI
77AQI
78AQI
61AQI
53AQI
55AQI
53AQI
45AQI
44AQI
43AQI
42AQI
38AQI
36AQI
35AQI
38AQI
39AQI
42AQI
42AQI
39AQI
38AQI
35AQI
39AQI
41AQI
33AQI
35AQI
33AQI
42AQI
45AQI
60AQI
53AQI
51AQI
47AQI
47AQI
48AQI
39AQI
38AQI
35AQI
34AQI
38AQI
35AQI
38AQI
41AQI
44AQI
46AQI
47AQI
50AQI
51AQI
49AQI
57AQI
57AQI
56AQI
51AQI
47AQI
52AQI
56AQI
54AQI
46AQI
39AQI
39AQI
36AQI
30AQI
32AQI
32AQI
40AQI
44AQI
41AQI
35AQI
33AQI
30AQI
37AQI
39AQI
38AQI
47AQI
45AQI
35AQI
34AQI
29AQI
29AQI
28AQI
29AQI
29AQI
46AQI
37AQI
34AQI
27AQI
31AQI
31AQI
20AQI
21AQI
24AQI
46AQI
46AQI
36AQI
No. of days
202531AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
April20AQI
202432AQI
Highest AQI recorded in
September42AQI
Lowest AQI recorded in
March13AQI
202317AQI
Highest AQI recorded in
December17AQI
Lowest AQI recorded in
November15AQI
202112AQI
Highest AQI recorded in
March15AQI
Lowest AQI recorded in
January11AQI
202015AQI
Highest AQI recorded in
August27AQI
Lowest AQI recorded in
April10AQI
Most & Least Polluted Years Over the Last 5 Years
Fuchu's annual 2025 AQI (31) shows an average percentage change of 90.4% (worsened AQI) compared to previous years: 2020 (15), 2021 (12), 2023 (17), 2024 (32).