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 (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 24 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Eirakudai, Kashiwa, Chiba, Japan
4 AM14th Aug 2026
6 PM
3 AM15th Aug 2026
44AQI
19AQI
31AQI
21AQI
In the last 24 hours,
Eirakudai's AQI reached its highest point of 44 at 5 PM during the Day, while the lowest point, 19, was recorded at 12 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Eirakudai, Kashiwa, Chiba, Japan
28°C26/30°C
27°C25/31°C
28°C24/31°C
30°C26/36°C
31°C27/37°C
31°C27/36°C
32°C28/38°C
29°C26/34°C
28°C24/34°C
28°C24/32°C
26°C23/30°C
26°C23/31°C
29°C24/35°C
31°C27/36°C
30°C27/36°C
31°C26/36°C
28°C24/33°C
24°C23/27°C
25°C22/29°C
26°C22/30°C
29°C25/33°C
29°C26/34°C
29°C25/34°C
29°C25/34°C
26°C23/31°C
23°C19/27°C
22°C21/24°C
26°C23/31°C
25°C23/27°C
26°C23/31°C
34AQI
30AQI
33AQI
30AQI
2026 Days Vs Air Quality
Eirakudai, Kashiwa, Chiba, Japan
87%
197
13%
30
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2026, 87% of 227 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 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
13AQI (US)
25AQI (US)
20AQI (US)
19AQI (US)
37AQI (US)
15AQI (US)
36AQI (US)
42AQI (US)
13AQI (US)
31AQI (US)
31AQI (US)
18AQI (US)
41AQI (US)
13AQI (US)
22AQI (US)
49AQI (US)
46AQI (US)
24AQI (US)
46AQI (US)
40AQI (US)
11AQI (US)
22AQI (US)
37AQI (US)
34AQI (US)
12AQI (US)
19AQI (US)
37AQI (US)
33AQI (US)
19AQI (US)
26AQI (US)
37AQI (US)
40AQI (US)
44AQI (US)
30AQI (US)
40AQI (US)
59AQI (US)
57AQI (US)
16AQI (US)
10AQI (US)
32AQI (US)
40AQI (US)
57AQI (US)
26AQI (US)
43AQI (US)
57AQI (US)
67AQI (US)
56AQI (US)
13AQI (US)
28AQI (US)
29AQI (US)
32AQI (US)
39AQI (US)
36AQI (US)
42AQI (US)
42AQI (US)
33AQI (US)
14AQI (US)
43AQI (US)
43AQI (US)
35AQI (US)
67AQI (US)
43AQI (US)
54AQI (US)
56AQI (US)
51AQI (US)
47AQI (US)
42AQI (US)
50AQI (US)
58AQI (US)
58AQI (US)
67AQI (US)
40AQI (US)
47AQI (US)
51AQI (US)
37AQI (US)
28AQI (US)
42AQI (US)
36AQI (US)
25AQI (US)
49AQI (US)
51AQI (US)
49AQI (US)
43AQI (US)
49AQI (US)
31AQI (US)
24AQI (US)
49AQI (US)
52AQI (US)
53AQI (US)
21AQI (US)
22AQI (US)
31AQI (US)
46AQI (US)
46AQI (US)
38AQI (US)
29AQI (US)
26AQI (US)
22AQI (US)
30AQI (US)
48AQI (US)
38AQI (US)
29AQI (US)
33AQI (US)
39AQI (US)
38AQI (US)
34AQI (US)
35AQI (US)
31AQI (US)
33AQI (US)
34AQI (US)
39AQI (US)
46AQI (US)
39AQI (US)
32AQI (US)
45AQI (US)
51AQI (US)
48AQI (US)
42AQI (US)
38AQI (US)
38AQI (US)
49AQI (US)
50AQI (US)
44AQI (US)
30AQI (US)
23AQI (US)
30AQI (US)
30AQI (US)
25AQI (US)
25AQI (US)
31AQI (US)
28AQI (US)
35AQI (US)
38AQI (US)
35AQI (US)
35AQI (US)
86AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
58AQI (US)
62AQI (US)
52AQI (US)
58AQI (US)
46AQI (US)
39AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
26AQI (US)
30AQI (US)
29AQI (US)
21AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
21AQI (US)
20AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
23AQI (US)
36AQI (US)
45AQI (US)
12AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
23AQI (US)
20AQI (US)
19AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
27AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
19AQI (US)
18AQI (US)
40AQI (US)
19AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
27AQI (US)
16AQI (US)
19AQI (US)
26AQI (US)
29AQI (US)
29AQI (US)
28AQI (US)
65AQI (US)
50AQI (US)
15AQI (US)
20AQI (US)
28AQI (US)
43AQI (US)
67AQI (US)
61AQI (US)
28AQI (US)
27AQI (US)
31AQI (US)
25AQI (US)
25AQI (US)
34AQI (US)
35AQI (US)
43AQI (US)
58AQI (US)
42AQI (US)
14AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
28AQI (US)
24AQI (US)
26AQI (US)
26AQI (US)
29AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
28AQI (US)
38AQI (US)
45AQI (US)
37AQI (US)
41AQI (US)
24AQI (US)
31AQI (US)
28AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
March45AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202540AQI (US)
Highest AQI (US) recorded in
November47AQI (US)
Lowest AQI (US) recorded in
May34AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
July48AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
April44AQI (US)
Lowest AQI (US) recorded in
August26AQI (US)
202236AQI (US)
Highest AQI (US) recorded in
March41AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
December42AQI (US)
Lowest AQI (US) recorded in
August29AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
November41AQI (US)
Lowest AQI (US) recorded in
September24AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Eirakudai's annual 2026 AQI (US) (34) shows an average percentage change of -6.5% (improved AQI (US)) compared to previous years: 2020 (33), 2021 (35), 2022 (36), 2023 (38), 2024 (37), 2025 (40).