5 chome, Fujisawa, Kanagawa, 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
5 chome, Fujisawa, Kanagawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (17th September ):
On this day, AQI across the 1 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 17th Sep - 18th Sep 2025
5 chome, Fujisawa, Kanagawa, Japan
5 AM17th Sep 2025
6 PM
4 AM18th Sep 2025
AQI
AQI
62AQI
35AQI
In the last 24 hours,
5 chome's AQI reached its highest point of 62 at 2 PM during the Night, while the lowest point, 35, was recorded at 3 AM during the Night between 17th Sep and 18th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
5 chome, Fujisawa, Kanagawa, Japan
29°C27/31°C
28°C27/31°C
29°C26/31°C
29°C27/31°C
29°C27/31°C
29°C28/31°C
29°C27/32°C
28°C27/30°C
29°C27/31°C
28°C27/30°C
28°C26/29°C
29°C27/31°C
29°C28/32°C
29°C27/31°C
29°C27/31°C
29°C27/31°C
26°C25/27°C
25°C23/26°C
26°C24/28°C
27°C25/29°C
29°C27/31°C
28°C27/30°C
28°C27/30°C
27°C24/29°C
25°C24/27°C
27°C25/29°C
29°C27/31°C
27°C26/29°C
28°C27/29°C
--°C/°C
--°C/°C
46AQI
42AQI
45AQI
40AQI
2025 Days Vs Air Quality
5 chome, Fujisawa, Kanagawa, Japan
83%
93
17%
19
Total number of days with different AQI categories in last 260 days in 2025 (105 days remaining)
Under WHO’s Safe Air Quality Limits: 83%
Health Risk Level:
Low
In 2025, 83% of 260 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
5 chome, Fujisawa, Kanagawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
21AQI
16AQI
19AQI
22AQI
22AQI
23AQI
24AQI
38AQI
43AQI
54AQI
35AQI
30AQI
30AQI
36AQI
33AQI
29AQI
33AQI
37AQI
41AQI
38AQI
39AQI
33AQI
26AQI
20AQI
21AQI
20AQI
19AQI
17AQI
20AQI
24AQI
26AQI
32AQI
34AQI
38AQI
36AQI
37AQI
43AQI
53AQI
70AQI
75AQI
75AQI
59AQI
57AQI
58AQI
55AQI
49AQI
49AQI
49AQI
48AQI
45AQI
41AQI
38AQI
36AQI
34AQI
33AQI
33AQI
28AQI
27AQI
25AQI
28AQI
29AQI
27AQI
29AQI
33AQI
39AQI
44AQI
61AQI
51AQI
51AQI
48AQI
49AQI
49AQI
43AQI
41AQI
36AQI
34AQI
35AQI
36AQI
37AQI
40AQI
42AQI
45AQI
46AQI
49AQI
49AQI
47AQI
57AQI
57AQI
54AQI
51AQI
48AQI
51AQI
55AQI
54AQI
43AQI
37AQI
36AQI
37AQI
31AQI
28AQI
30AQI
37AQI
41AQI
36AQI
30AQI
31AQI
29AQI
35AQI
38AQI
36AQI
38AQI
22AQI
29AQI
43AQI
46AQI
35AQI
No. of days
202539AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May22AQI
Most & Least Polluted Years Over the Last 1 Years
5 chome's annual 2025 AQI (39) shows an average percentage change of NaN% (improved AQI) compared to previous years: .