Edogawa, Ichikawa, 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
Edogawa, Ichikawa, Chiba, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (8th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 47 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 7th Aug - 8th Aug 2026
Edogawa, Ichikawa, Chiba, Japan
4 AM7th Aug 2026
6 PM
3 AM8th Aug 2026
57AQI
21AQI
69AQI
25AQI
In the last 24 hours,
Edogawa's AQI reached its highest point of 69 at 1 AM during the Night, while the lowest point, 21, was recorded at 11 AM during the Day between 7th Aug and 8th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Edogawa, Ichikawa, Chiba, Japan
26°C23/30°C
26°C24/29°C
26°C25/27°C
27°C25/30°C
27°C24/31°C
29°C26/32°C
29°C26/35°C
28°C26/30°C
27°C25/30°C
27°C25/30°C
29°C26/33°C
30°C27/35°C
30°C27/33°C
31°C28/37°C
29°C27/32°C
29°C24/33°C
27°C25/31°C
26°C24/30°C
26°C23/30°C
29°C25/35°C
31°C27/35°C
30°C27/35°C
31°C26/36°C
29°C24/34°C
25°C23/27°C
25°C22/29°C
26°C23/30°C
29°C25/33°C
29°C26/33°C
29°C25/33°C
46AQI
31AQI
44AQI
32AQI
2026 Days Vs Air Quality
Edogawa, Ichikawa, Chiba, Japan
85%
187
15%
33
Total number of days with different AQI categories in last 220 days in 2026 (145 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% 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
Edogawa, Ichikawa, Chiba, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
22AQI (US)
23AQI (US)
18AQI (US)
29AQI (US)
53AQI (US)
23AQI (US)
34AQI (US)
42AQI (US)
17AQI (US)
38AQI (US)
34AQI (US)
23AQI (US)
40AQI (US)
17AQI (US)
29AQI (US)
50AQI (US)
56AQI (US)
22AQI (US)
45AQI (US)
50AQI (US)
14AQI (US)
25AQI (US)
38AQI (US)
42AQI (US)
43AQI (US)
23AQI (US)
44AQI (US)
23AQI (US)
18AQI (US)
28AQI (US)
38AQI (US)
40AQI (US)
47AQI (US)
26AQI (US)
41AQI (US)
64AQI (US)
62AQI (US)
13AQI (US)
13AQI (US)
33AQI (US)
39AQI (US)
58AQI (US)
30AQI (US)
49AQI (US)
63AQI (US)
64AQI (US)
50AQI (US)
16AQI (US)
40AQI (US)
18AQI (US)
26AQI (US)
48AQI (US)
51AQI (US)
33AQI (US)
45AQI (US)
34AQI (US)
21AQI (US)
34AQI (US)
23AQI (US)
18AQI (US)
59AQI (US)
43AQI (US)
41AQI (US)
11AQI (US)
26AQI (US)
41AQI (US)
33AQI (US)
42AQI (US)
56AQI (US)
55AQI (US)
63AQI (US)
37AQI (US)
45AQI (US)
56AQI (US)
47AQI (US)
46AQI (US)
49AQI (US)
36AQI (US)
32AQI (US)
52AQI (US)
46AQI (US)
45AQI (US)
48AQI (US)
61AQI (US)
28AQI (US)
29AQI (US)
51AQI (US)
50AQI (US)
55AQI (US)
34AQI (US)
27AQI (US)
31AQI (US)
44AQI (US)
46AQI (US)
37AQI (US)
29AQI (US)
27AQI (US)
22AQI (US)
29AQI (US)
48AQI (US)
49AQI (US)
35AQI (US)
42AQI (US)
39AQI (US)
37AQI (US)
34AQI (US)
33AQI (US)
30AQI (US)
33AQI (US)
32AQI (US)
35AQI (US)
44AQI (US)
39AQI (US)
32AQI (US)
45AQI (US)
51AQI (US)
48AQI (US)
42AQI (US)
39AQI (US)
35AQI (US)
47AQI (US)
48AQI (US)
51AQI (US)
35AQI (US)
21AQI (US)
29AQI (US)
29AQI (US)
25AQI (US)
25AQI (US)
29AQI (US)
29AQI (US)
33AQI (US)
39AQI (US)
33AQI (US)
34AQI (US)
85AQI (US)
68AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
58AQI (US)
60AQI (US)
53AQI (US)
58AQI (US)
47AQI (US)
39AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
23AQI (US)
27AQI (US)
29AQI (US)
21AQI (US)
13AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
22AQI (US)
20AQI (US)
23AQI (US)
21AQI (US)
24AQI (US)
23AQI (US)
39AQI (US)
44AQI (US)
12AQI (US)
22AQI (US)
23AQI (US)
24AQI (US)
26AQI (US)
22AQI (US)
20AQI (US)
19AQI (US)
20AQI (US)
22AQI (US)
25AQI (US)
29AQI (US)
22AQI (US)
26AQI (US)
24AQI (US)
24AQI (US)
34AQI (US)
20AQI (US)
16AQI (US)
37AQI (US)
21AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
23AQI (US)
22AQI (US)
21AQI (US)
27AQI (US)
37AQI (US)
43AQI (US)
42AQI (US)
68AQI (US)
52AQI (US)
19AQI (US)
18AQI (US)
37AQI (US)
50AQI (US)
68AQI (US)
63AQI (US)
43AQI (US)
34AQI (US)
25AQI (US)
24AQI (US)
33AQI (US)
33AQI (US)
40AQI (US)
48AQI (US)
61AQI (US)
51AQI (US)
20AQI (US)
36AQI (US)
29AQI (US)
24AQI (US)
32AQI (US)
47AQI (US)
32AQI (US)
39AQI (US)
43AQI (US)
37AQI (US)
41AQI (US)
23AQI (US)
35AQI (US)
38AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
March43AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
December54AQI (US)
Lowest AQI (US) recorded in
May18AQI (US)
202431AQI (US)
Highest AQI (US) recorded in
April36AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202331AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
August18AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
March43AQI (US)
Lowest AQI (US) recorded in
August19AQI (US)
202124AQI (US)
Highest AQI (US) recorded in
August27AQI (US)
Lowest AQI (US) recorded in
November22AQI (US)
202013AQI (US)
Highest AQI (US) recorded in
August17AQI (US)
Lowest AQI (US) recorded in
September10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Edogawa's annual 2026 AQI (US) (36) shows an average percentage change of 45.8% (worsened AQI (US)) compared to previous years: 2020 (13), 2021 (24), 2022 (31), 2023 (31), 2024 (31), 2025 (36).