Chuo, Kisarazu, 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
Chuo, Kisarazu, Chiba, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 24 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Chuo, Kisarazu, Chiba, Japan
4 AM6th Aug 2026
6 PM
3 AM7th Aug 2026
31AQI
21AQI
23AQI
21AQI
In the last 24 hours,
Chuo's AQI reached its highest point of 31 at 4 AM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Chuo, Kisarazu, Chiba, Japan
24°C21/26°C
24°C22/27°C
25°C23/27°C
25°C23/26°C
25°C24/27°C
25°C23/28°C
26°C24/29°C
27°C25/29°C
26°C24/28°C
25°C24/28°C
26°C23/27°C
27°C24/29°C
27°C25/30°C
27°C25/30°C
28°C25/33°C
27°C25/29°C
27°C23/30°C
26°C24/28°C
25°C23/28°C
25°C22/27°C
27°C24/30°C
27°C25/30°C
28°C26/31°C
28°C25/31°C
28°C24/32°C
24°C23/27°C
24°C23/27°C
25°C22/28°C
27°C25/30°C
27°C25/29°C
38AQI
31AQI
37AQI
32AQI
2026 Days Vs Air Quality
Chuo, Kisarazu, Chiba, Japan
89%
195
11%
24
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2026, 89% of 219 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
Chuo, Kisarazu, Chiba, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
17AQI (US)
20AQI (US)
19AQI (US)
26AQI (US)
35AQI (US)
22AQI (US)
32AQI (US)
33AQI (US)
13AQI (US)
39AQI (US)
32AQI (US)
15AQI (US)
27AQI (US)
18AQI (US)
31AQI (US)
42AQI (US)
43AQI (US)
20AQI (US)
34AQI (US)
34AQI (US)
12AQI (US)
23AQI (US)
37AQI (US)
30AQI (US)
43AQI (US)
26AQI (US)
39AQI (US)
28AQI (US)
21AQI (US)
40AQI (US)
41AQI (US)
37AQI (US)
50AQI (US)
29AQI (US)
41AQI (US)
60AQI (US)
59AQI (US)
17AQI (US)
11AQI (US)
35AQI (US)
32AQI (US)
41AQI (US)
32AQI (US)
44AQI (US)
58AQI (US)
47AQI (US)
46AQI (US)
18AQI (US)
30AQI (US)
12AQI (US)
28AQI (US)
49AQI (US)
31AQI (US)
31AQI (US)
37AQI (US)
27AQI (US)
16AQI (US)
41AQI (US)
39AQI (US)
34AQI (US)
57AQI (US)
40AQI (US)
46AQI (US)
46AQI (US)
50AQI (US)
39AQI (US)
33AQI (US)
40AQI (US)
56AQI (US)
53AQI (US)
57AQI (US)
37AQI (US)
44AQI (US)
56AQI (US)
45AQI (US)
43AQI (US)
45AQI (US)
34AQI (US)
31AQI (US)
41AQI (US)
47AQI (US)
26AQI (US)
33AQI (US)
45AQI (US)
27AQI (US)
28AQI (US)
53AQI (US)
51AQI (US)
43AQI (US)
19AQI (US)
26AQI (US)
19AQI (US)
44AQI (US)
44AQI (US)
34AQI (US)
35AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
47AQI (US)
44AQI (US)
28AQI (US)
34AQI (US)
38AQI (US)
32AQI (US)
32AQI (US)
33AQI (US)
27AQI (US)
30AQI (US)
31AQI (US)
34AQI (US)
45AQI (US)
35AQI (US)
29AQI (US)
35AQI (US)
50AQI (US)
48AQI (US)
42AQI (US)
37AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
38AQI (US)
30AQI (US)
20AQI (US)
25AQI (US)
26AQI (US)
22AQI (US)
26AQI (US)
30AQI (US)
25AQI (US)
30AQI (US)
37AQI (US)
33AQI (US)
39AQI (US)
85AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
58AQI (US)
58AQI (US)
52AQI (US)
57AQI (US)
46AQI (US)
38AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
26AQI (US)
29AQI (US)
15AQI (US)
16AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
30AQI (US)
18AQI (US)
16AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
39AQI (US)
32AQI (US)
13AQI (US)
25AQI (US)
22AQI (US)
23AQI (US)
24AQI (US)
22AQI (US)
20AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
26AQI (US)
27AQI (US)
20AQI (US)
26AQI (US)
25AQI (US)
28AQI (US)
35AQI (US)
17AQI (US)
19AQI (US)
24AQI (US)
21AQI (US)
23AQI (US)
24AQI (US)
20AQI (US)
19AQI (US)
19AQI (US)
17AQI (US)
24AQI (US)
37AQI (US)
32AQI (US)
31AQI (US)
66AQI (US)
53AQI (US)
16AQI (US)
16AQI (US)
30AQI (US)
45AQI (US)
61AQI (US)
57AQI (US)
34AQI (US)
48AQI (US)
25AQI (US)
24AQI (US)
31AQI (US)
29AQI (US)
39AQI (US)
48AQI (US)
60AQI (US)
53AQI (US)
19AQI (US)
22AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
29AQI (US)
36AQI (US)
42AQI (US)
34AQI (US)
38AQI (US)
23AQI (US)
32AQI (US)
32AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
March42AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
May32AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202338AQI (US)
Highest AQI (US) recorded in
April44AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202238AQI (US)
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
November45AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202035AQI (US)
Highest AQI (US) recorded in
November43AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chuo's annual 2026 AQI (US) (33) shows an average percentage change of -12.2% (improved AQI (US)) compared to previous years: 2020 (35), 2021 (39), 2022 (38), 2023 (38), 2024 (37), 2025 (39).