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
Kisarazu, Chiba, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 17 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Kisarazu, Chiba, Japan
4 AM2nd Aug 2026
6 PM
3 AM3rd Aug 2026
78AQI
29AQI
33AQI
10AQI
In the last 24 hours,
Kisarazu's AQI reached its highest point of 78 at 10 AM during the Day, while the lowest point, 10, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kisarazu, Chiba, Japan
22°C21/24°C
22°C21/25°C
23°C20/27°C
23°C20/27°C
24°C21/26°C
24°C21/28°C
25°C22/28°C
25°C23/26°C
25°C23/27°C
25°C22/28°C
27°C24/30°C
27°C25/30°C
26°C24/29°C
26°C23/28°C
26°C23/28°C
27°C24/30°C
27°C24/31°C
28°C25/30°C
29°C25/34°C
27°C25/30°C
27°C23/31°C
26°C23/28°C
25°C23/28°C
25°C22/28°C
27°C24/30°C
28°C25/31°C
28°C25/32°C
28°C25/32°C
28°C24/32°C
24°C23/27°C
38AQI
31AQI
37AQI
30AQI
2026 Days Vs Air Quality
Kisarazu, Chiba, Japan
88%
190
12%
25
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2026, 88% of 215 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
Kisarazu, Chiba, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
22AQI (US)
19AQI (US)
26AQI (US)
37AQI (US)
22AQI (US)
33AQI (US)
38AQI (US)
14AQI (US)
41AQI (US)
33AQI (US)
15AQI (US)
26AQI (US)
15AQI (US)
26AQI (US)
40AQI (US)
46AQI (US)
28AQI (US)
38AQI (US)
33AQI (US)
14AQI (US)
23AQI (US)
38AQI (US)
30AQI (US)
44AQI (US)
25AQI (US)
39AQI (US)
29AQI (US)
20AQI (US)
36AQI (US)
38AQI (US)
35AQI (US)
47AQI (US)
28AQI (US)
37AQI (US)
60AQI (US)
57AQI (US)
15AQI (US)
11AQI (US)
34AQI (US)
31AQI (US)
37AQI (US)
28AQI (US)
40AQI (US)
57AQI (US)
44AQI (US)
45AQI (US)
16AQI (US)
31AQI (US)
12AQI (US)
25AQI (US)
49AQI (US)
33AQI (US)
29AQI (US)
35AQI (US)
26AQI (US)
14AQI (US)
42AQI (US)
41AQI (US)
34AQI (US)
66AQI (US)
40AQI (US)
51AQI (US)
50AQI (US)
49AQI (US)
42AQI (US)
37AQI (US)
44AQI (US)
57AQI (US)
54AQI (US)
61AQI (US)
39AQI (US)
45AQI (US)
56AQI (US)
50AQI (US)
47AQI (US)
50AQI (US)
34AQI (US)
31AQI (US)
39AQI (US)
48AQI (US)
34AQI (US)
32AQI (US)
45AQI (US)
26AQI (US)
28AQI (US)
52AQI (US)
51AQI (US)
43AQI (US)
17AQI (US)
24AQI (US)
20AQI (US)
44AQI (US)
44AQI (US)
32AQI (US)
34AQI (US)
25AQI (US)
23AQI (US)
26AQI (US)
47AQI (US)
46AQI (US)
26AQI (US)
32AQI (US)
38AQI (US)
32AQI (US)
31AQI (US)
34AQI (US)
28AQI (US)
31AQI (US)
34AQI (US)
36AQI (US)
45AQI (US)
35AQI (US)
28AQI (US)
34AQI (US)
51AQI (US)
48AQI (US)
42AQI (US)
37AQI (US)
22AQI (US)
21AQI (US)
18AQI (US)
38AQI (US)
29AQI (US)
19AQI (US)
26AQI (US)
27AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
24AQI (US)
29AQI (US)
37AQI (US)
34AQI (US)
39AQI (US)
85AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
58AQI (US)
59AQI (US)
53AQI (US)
58AQI (US)
46AQI (US)
39AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
22AQI (US)
25AQI (US)
29AQI (US)
13AQI (US)
17AQI (US)
22AQI (US)
21AQI (US)
21AQI (US)
24AQI (US)
18AQI (US)
18AQI (US)
21AQI (US)
24AQI (US)
23AQI (US)
40AQI (US)
34AQI (US)
12AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
25AQI (US)
22AQI (US)
20AQI (US)
19AQI (US)
21AQI (US)
21AQI (US)
26AQI (US)
29AQI (US)
21AQI (US)
26AQI (US)
25AQI (US)
25AQI (US)
34AQI (US)
17AQI (US)
19AQI (US)
24AQI (US)
19AQI (US)
23AQI (US)
23AQI (US)
19AQI (US)
20AQI (US)
19AQI (US)
17AQI (US)
24AQI (US)
38AQI (US)
37AQI (US)
35AQI (US)
69AQI (US)
53AQI (US)
16AQI (US)
16AQI (US)
31AQI (US)
46AQI (US)
62AQI (US)
56AQI (US)
31AQI (US)
44AQI (US)
27AQI (US)
23AQI (US)
32AQI (US)
30AQI (US)
39AQI (US)
48AQI (US)
61AQI (US)
50AQI (US)
17AQI (US)
29AQI (US)
34AQI (US)
44AQI (US)
34AQI (US)
38AQI (US)
23AQI (US)
32AQI (US)
43AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
March44AQI (US)
Lowest AQI (US) recorded in
June23AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
June31AQI (US)
202436AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202336AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202236AQI (US)
Highest AQI (US) recorded in
March43AQI (US)
Lowest AQI (US) recorded in
August23AQI (US)
202136AQI (US)
Highest AQI (US) recorded in
January42AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
September25AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Kisarazu's annual 2026 AQI (US) (34) shows an average percentage change of -5.3% (improved AQI (US)) compared to previous years: 2020 (33), 2021 (36), 2022 (36), 2023 (36), 2024 (36), 2025 (39).