Kuji, Iwate, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Kuji, Iwate, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 18 of Good air quality, showing improvement over 2025, 2024 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Kuji, Iwate, Japan
4 AM3rd Jun 2026
6 PM
3 AM4th Jun 2026
69AQI
27AQI
25AQI
12AQI
In the last 24 hours,
Kuji's AQI reached its highest point of 69 at 12 PM during the Day, while the lowest point, 12, was recorded at 2 AM during the Night between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Kuji, Iwate, Japan
14°C7/21°C
15°C10/22°C
13°C11/18°C
10°C8/13°C
13°C8/20°C
14°C8/20°C
15°C12/21°C
14°C9/19°C
9°C5/13°C
14°C6/21°C
16°C10/23°C
13°C8/18°C
16°C8/23°C
18°C12/26°C
12°C9/17°C
10°C9/12°C
8°C3/12°C
8°C2/13°C
11°C5/18°C
15°C11/20°C
18°C12/24°C
18°C13/22°C
17°C14/22°C
17°C12/21°C
17°C12/22°C
17°C10/23°C
19°C13/26°C
20°C16/26°C
17°C12/21°C
13°C11/16°C
47AQI
36AQI
46AQI
37AQI
2026 Days Vs Air Quality
Kuji, Iwate, Japan
81%
125
19%
30
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 155 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
Kuji, Iwate, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI (US)
18AQI (US)
18AQI (US)
16AQI (US)
15AQI (US)
22AQI (US)
22AQI (US)
17AQI (US)
27AQI (US)
19AQI (US)
15AQI (US)
19AQI (US)
15AQI (US)
17AQI (US)
18AQI (US)
23AQI (US)
35AQI (US)
20AQI (US)
30AQI (US)
25AQI (US)
17AQI (US)
19AQI (US)
32AQI (US)
31AQI (US)
40AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
22AQI (US)
39AQI (US)
42AQI (US)
35AQI (US)
28AQI (US)
23AQI (US)
27AQI (US)
38AQI (US)
26AQI (US)
12AQI (US)
18AQI (US)
42AQI (US)
52AQI (US)
70AQI (US)
25AQI (US)
19AQI (US)
80AQI (US)
69AQI (US)
33AQI (US)
21AQI (US)
35AQI (US)
30AQI (US)
37AQI (US)
45AQI (US)
43AQI (US)
45AQI (US)
42AQI (US)
35AQI (US)
38AQI (US)
42AQI (US)
38AQI (US)
41AQI (US)
72AQI (US)
54AQI (US)
62AQI (US)
61AQI (US)
34AQI (US)
45AQI (US)
46AQI (US)
41AQI (US)
56AQI (US)
56AQI (US)
64AQI (US)
40AQI (US)
47AQI (US)
59AQI (US)
48AQI (US)
57AQI (US)
44AQI (US)
34AQI (US)
26AQI (US)
46AQI (US)
45AQI (US)
45AQI (US)
65AQI (US)
47AQI (US)
34AQI (US)
19AQI (US)
29AQI (US)
59AQI (US)
68AQI (US)
53AQI (US)
25AQI (US)
24AQI (US)
61AQI (US)
36AQI (US)
17AQI (US)
20AQI (US)
27AQI (US)
21AQI (US)
26AQI (US)
46AQI (US)
34AQI (US)
31AQI (US)
31AQI (US)
37AQI (US)
42AQI (US)
30AQI (US)
26AQI (US)
26AQI (US)
33AQI (US)
34AQI (US)
45AQI (US)
54AQI (US)
42AQI (US)
22AQI (US)
37AQI (US)
40AQI (US)
43AQI (US)
25AQI (US)
20AQI (US)
39AQI (US)
35AQI (US)
19AQI (US)
32AQI (US)
28AQI (US)
17AQI (US)
29AQI (US)
22AQI (US)
29AQI (US)
30AQI (US)
31AQI (US)
27AQI (US)
36AQI (US)
40AQI (US)
29AQI (US)
44AQI (US)
85AQI (US)
70AQI (US)
56AQI (US)
55AQI (US)
63AQI (US)
60AQI (US)
69AQI (US)
64AQI (US)
66AQI (US)
61AQI (US)
46AQI (US)
26AQI (US)
31AQI (US)
18AQI (US)
23AQI (US)
24AQI (US)
30AQI (US)
52AQI (US)
43AQI (US)
18AQI (US)
24AQI (US)
37AQI (US)
48AQI (US)
33AQI (US)
41AQI (US)
36AQI (US)
No. of days
202637AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
January24AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
July42AQI (US)
Lowest AQI (US) recorded in
January27AQI (US)
202425AQI (US)
Highest AQI (US) recorded in
April36AQI (US)
Lowest AQI (US) recorded in
September17AQI (US)
202327AQI (US)
Highest AQI (US) recorded in
March40AQI (US)
Lowest AQI (US) recorded in
October18AQI (US)
202224AQI (US)
Highest AQI (US) recorded in
April33AQI (US)
Lowest AQI (US) recorded in
August9AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
August47AQI (US)
Lowest AQI (US) recorded in
November28AQI (US)
202033AQI (US)
Highest AQI (US) recorded in
August43AQI (US)
Lowest AQI (US) recorded in
December29AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Kuji's annual 2026 AQI (US) (37) shows an average percentage change of 28.1% (worsened AQI (US)) compared to previous years: 2020 (33), 2021 (35), 2022 (24), 2023 (27), 2024 (25), 2025 (33).