Kamaishi, Iwate, 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
Kamaishi, Iwate, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (5th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 23 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 4th Aug - 5th Aug 2026
Kamaishi, Iwate, Japan
4 AM4th Aug 2026
6 PM
3 AM5th Aug 2026
29AQI
21AQI
25AQI
21AQI
In the last 24 hours,
Kamaishi's AQI reached its highest point of 29 at 5 AM during the Day, while the lowest point, 21, was recorded at 3 AM during the Night between 4th Aug and 5th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Kamaishi, Iwate, Japan
18°C15/22°C
20°C16/22°C
21°C19/25°C
24°C21/27°C
23°C20/26°C
20°C19/20°C
20°C20/22°C
22°C20/25°C
24°C22/27°C
25°C22/28°C
22°C21/24°C
20°C20/21°C
22°C20/24°C
24°C23/26°C
24°C22/27°C
24°C22/26°C
21°C19/23°C
19°C19/20°C
19°C18/19°C
18°C17/18°C
18°C17/20°C
19°C18/22°C
21°C19/24°C
22°C20/25°C
20°C18/24°C
18°C18/19°C
17°C17/18°C
18°C16/21°C
18°C16/22°C
20°C16/25°C
27AQI
24AQI
28AQI
26AQI
2026 Days Vs Air Quality
Kamaishi, Iwate, Japan
88%
191
12%
26
Total number of days with different AQI categories in last 217 days in 2026 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 88%
Health Risk Level:
Low
In 2026, 88% of 217 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
Kamaishi, Iwate, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
18AQI (US)
19AQI (US)
16AQI (US)
20AQI (US)
24AQI (US)
23AQI (US)
20AQI (US)
25AQI (US)
23AQI (US)
25AQI (US)
20AQI (US)
24AQI (US)
16AQI (US)
14AQI (US)
20AQI (US)
28AQI (US)
38AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
20AQI (US)
21AQI (US)
32AQI (US)
30AQI (US)
39AQI (US)
26AQI (US)
28AQI (US)
12AQI (US)
11AQI (US)
37AQI (US)
42AQI (US)
35AQI (US)
31AQI (US)
26AQI (US)
31AQI (US)
40AQI (US)
25AQI (US)
11AQI (US)
20AQI (US)
42AQI (US)
51AQI (US)
63AQI (US)
30AQI (US)
19AQI (US)
70AQI (US)
49AQI (US)
43AQI (US)
34AQI (US)
37AQI (US)
30AQI (US)
37AQI (US)
45AQI (US)
42AQI (US)
46AQI (US)
43AQI (US)
33AQI (US)
33AQI (US)
40AQI (US)
35AQI (US)
38AQI (US)
74AQI (US)
54AQI (US)
69AQI (US)
64AQI (US)
35AQI (US)
46AQI (US)
45AQI (US)
46AQI (US)
55AQI (US)
56AQI (US)
64AQI (US)
42AQI (US)
49AQI (US)
60AQI (US)
48AQI (US)
59AQI (US)
52AQI (US)
38AQI (US)
37AQI (US)
44AQI (US)
37AQI (US)
40AQI (US)
64AQI (US)
63AQI (US)
40AQI (US)
17AQI (US)
32AQI (US)
61AQI (US)
73AQI (US)
46AQI (US)
28AQI (US)
31AQI (US)
58AQI (US)
38AQI (US)
22AQI (US)
22AQI (US)
27AQI (US)
21AQI (US)
28AQI (US)
44AQI (US)
35AQI (US)
31AQI (US)
31AQI (US)
37AQI (US)
40AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
33AQI (US)
33AQI (US)
47AQI (US)
40AQI (US)
33AQI (US)
34AQI (US)
37AQI (US)
27AQI (US)
43AQI (US)
28AQI (US)
21AQI (US)
40AQI (US)
38AQI (US)
20AQI (US)
30AQI (US)
18AQI (US)
19AQI (US)
29AQI (US)
23AQI (US)
29AQI (US)
27AQI (US)
33AQI (US)
29AQI (US)
35AQI (US)
38AQI (US)
30AQI (US)
34AQI (US)
84AQI (US)
69AQI (US)
53AQI (US)
48AQI (US)
62AQI (US)
60AQI (US)
62AQI (US)
55AQI (US)
58AQI (US)
50AQI (US)
40AQI (US)
24AQI (US)
32AQI (US)
19AQI (US)
23AQI (US)
25AQI (US)
27AQI (US)
39AQI (US)
29AQI (US)
13AQI (US)
18AQI (US)
19AQI (US)
20AQI (US)
20AQI (US)
23AQI (US)
21AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
23AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
21AQI (US)
19AQI (US)
18AQI (US)
22AQI (US)
21AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
23AQI (US)
25AQI (US)
23AQI (US)
21AQI (US)
24AQI (US)
22AQI (US)
23AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
34AQI (US)
42AQI (US)
19AQI (US)
16AQI (US)
28AQI (US)
27AQI (US)
36AQI (US)
39AQI (US)
11AQI (US)
26AQI (US)
38AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
26AQI (US)
25AQI (US)
23AQI (US)
16AQI (US)
25AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
37AQI (US)
50AQI (US)
33AQI (US)
39AQI (US)
23AQI (US)
26AQI (US)
22AQI (US)
No. of days
202633AQI (US)
Highest AQI (US) recorded in
March50AQI (US)
Lowest AQI (US) recorded in
August22AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
July44AQI (US)
Lowest AQI (US) recorded in
September26AQI (US)
202429AQI (US)
Highest AQI (US) recorded in
April39AQI (US)
Lowest AQI (US) recorded in
September22AQI (US)
202330AQI (US)
Highest AQI (US) recorded in
March43AQI (US)
Lowest AQI (US) recorded in
October20AQI (US)
202231AQI (US)
Highest AQI (US) recorded in
May42AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
202129AQI (US)
Highest AQI (US) recorded in
June39AQI (US)
Lowest AQI (US) recorded in
December23AQI (US)
202029AQI (US)
Highest AQI (US) recorded in
August45AQI (US)
Lowest AQI (US) recorded in
December22AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Kamaishi's annual 2026 AQI (US) (33) shows an average percentage change of 9.1% (worsened AQI (US)) compared to previous years: 2020 (29), 2021 (29), 2022 (31), 2023 (30), 2024 (29), 2025 (34).