Eirakudai, Kashiwa, Chiba, 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
Eirakudai, Kashiwa, Chiba, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (7th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 7th Aug - 8th Aug 2025
Eirakudai, Kashiwa, Chiba, Japan
4 AM7th Aug 2025
6 PM
3 AM8th Aug 2025
61AQI
30AQI
58AQI
48AQI
In the last 24 hours,
Eirakudai's AQI reached its highest point of 61 at 6 PM during the Day, while the lowest point, 30, was recorded at 1 PM during the Day between 7th Aug and 8th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Eirakudai, Kashiwa, Chiba, Japan
30°C27/34°C
28°C22/35°C
23°C21/26°C
24°C21/28°C
26°C23/31°C
26°C24/29°C
27°C25/29°C
27°C26/29°C
28°C26/31°C
28°C25/31°C
28°C25/32°C
29°C26/32°C
29°C26/34°C
30°C26/34°C
30°C26/35°C
30°C26/36°C
30°C27/35°C
30°C27/35°C
30°C27/34°C
30°C26/36°C
31°C26/38°C
29°C26/35°C
28°C25/33°C
28°C25/32°C
30°C26/35°C
31°C27/36°C
31°C28/35°C
32°C28/36°C
32°C28/37°C
30°C27/34°C
--°C/°C
47AQI
35AQI
45AQI
35AQI
2025 Days Vs Air Quality
Eirakudai, Kashiwa, Chiba, Japan
88%
192
12%
27
Total number of days with different AQI categories in last 220 days in 2025 (145 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2025, 88% of 220 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
Eirakudai, Kashiwa, Chiba, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
31AQI
25AQI
27AQI
36AQI
53AQI
30AQI
33AQI
30AQI
28AQI
28AQI
36AQI
30AQI
40AQI
38AQI
34AQI
32AQI
34AQI
53AQI
41AQI
45AQI
42AQI
53AQI
47AQI
41AQI
35AQI
39AQI
41AQI
32AQI
33AQI
28AQI
39AQI
34AQI
38AQI
32AQI
32AQI
27AQI
28AQI
29AQI
29AQI
28AQI
33AQI
38AQI
39AQI
33AQI
33AQI
39AQI
36AQI
34AQI
31AQI
30AQI
31AQI
31AQI
31AQI
33AQI
34AQI
42AQI
38AQI
57AQI
49AQI
62AQI
39AQI
39AQI
25AQI
32AQI
31AQI
34AQI
34AQI
36AQI
41AQI
47AQI
41AQI
38AQI
33AQI
27AQI
20AQI
23AQI
17AQI
23AQI
38AQI
50AQI
54AQI
51AQI
66AQI
74AQI
70AQI
49AQI
38AQI
39AQI
30AQI
28AQI
21AQI
20AQI
21AQI
26AQI
24AQI
29AQI
38AQI
27AQI
46AQI
40AQI
39AQI
30AQI
40AQI
31AQI
31AQI
45AQI
51AQI
63AQI
51AQI
45AQI
46AQI
31AQI
40AQI
45AQI
47AQI
52AQI
46AQI
35AQI
47AQI
40AQI
30AQI
33AQI
37AQI
34AQI
29AQI
26AQI
29AQI
31AQI
24AQI
28AQI
25AQI
35AQI
37AQI
39AQI
42AQI
31AQI
46AQI
42AQI
63AQI
50AQI
44AQI
42AQI
40AQI
29AQI
28AQI
25AQI
24AQI
27AQI
26AQI
17AQI
24AQI
31AQI
35AQI
32AQI
42AQI
47AQI
51AQI
59AQI
47AQI
35AQI
33AQI
38AQI
40AQI
37AQI
37AQI
42AQI
52AQI
48AQI
45AQI
42AQI
36AQI
27AQI
27AQI
27AQI
24AQI
24AQI
29AQI
29AQI
34AQI
34AQI
36AQI
41AQI
44AQI
44AQI
46AQI
66AQI
77AQI
78AQI
77AQI
59AQI
52AQI
49AQI
51AQI
44AQI
44AQI
39AQI
39AQI
35AQI
31AQI
32AQI
36AQI
36AQI
38AQI
39AQI
33AQI
33AQI
31AQI
38AQI
33AQI
30AQI
30AQI
32AQI
40AQI
45AQI
60AQI
51AQI
50AQI
47AQI
36AQI
34AQI
40AQI
38AQI
34AQI
37AQI
44AQI
46AQI
No. of days
202538AQI
Highest AQI recorded in
August46AQI
Lowest AQI recorded in
May34AQI
202437AQI
Highest AQI recorded in
July48AQI
Lowest AQI recorded in
August29AQI
202338AQI
Highest AQI recorded in
April44AQI
Lowest AQI recorded in
August26AQI
202236AQI
Highest AQI recorded in
March41AQI
Lowest AQI recorded in
August22AQI
202135AQI
Highest AQI recorded in
December42AQI
Lowest AQI recorded in
August29AQI
202033AQI
Highest AQI recorded in
November41AQI
Lowest AQI recorded in
September24AQI
Most & Least Polluted Years Over the Last 6 Years
Eirakudai's annual 2025 AQI (38) shows an average percentage change of 5.6% (worsened AQI) compared to previous years: 2020 (33), 2021 (35), 2022 (36), 2023 (38), 2024 (37).