Nasushiobara, Tochigi, 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
Nasushiobara, Tochigi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (9th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 26 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 9th Aug - 10th Aug 2026
Nasushiobara, Tochigi, Japan
4 AM9th Aug 2026
6 PM
3 AM10th Aug 2026
36AQI
23AQI
32AQI
24AQI
In the last 24 hours,
Nasushiobara's AQI reached its highest point of 36 at 4 AM during the Day, while the lowest point, 23, was recorded at 11 AM during the Day between 9th Aug and 10th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Nasushiobara, Tochigi, Japan
20°C20/22°C
22°C20/26°C
24°C20/29°C
26°C21/31°C
25°C22/30°C
22°C20/24°C
21°C20/25°C
23°C20/27°C
26°C22/30°C
26°C23/31°C
26°C23/32°C
25°C21/29°C
22°C21/25°C
22°C19/25°C
20°C19/24°C
20°C18/23°C
20°C18/23°C
21°C19/23°C
23°C21/26°C
23°C21/24°C
24°C20/27°C
22°C18/27°C
18°C16/18°C
19°C14/25°C
21°C15/27°C
23°C19/29°C
24°C21/29°C
24°C21/28°C
22°C19/27°C
21°C17/26°C
32AQI
30AQI
33AQI
32AQI
2026 Days Vs Air Quality
Nasushiobara, Tochigi, Japan
86%
189
14%
32
Total number of days with different AQI categories in last 222 days in 2026 (143 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 222 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
Nasushiobara, Tochigi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
13AQI (US)
16AQI (US)
17AQI (US)
16AQI (US)
15AQI (US)
18AQI (US)
22AQI (US)
20AQI (US)
14AQI (US)
26AQI (US)
27AQI (US)
14AQI (US)
21AQI (US)
12AQI (US)
27AQI (US)
34AQI (US)
34AQI (US)
16AQI (US)
32AQI (US)
24AQI (US)
14AQI (US)
22AQI (US)
42AQI (US)
44AQI (US)
42AQI (US)
20AQI (US)
21AQI (US)
26AQI (US)
21AQI (US)
36AQI (US)
40AQI (US)
39AQI (US)
16AQI (US)
20AQI (US)
42AQI (US)
44AQI (US)
34AQI (US)
14AQI (US)
12AQI (US)
36AQI (US)
46AQI (US)
50AQI (US)
24AQI (US)
39AQI (US)
68AQI (US)
58AQI (US)
35AQI (US)
16AQI (US)
28AQI (US)
28AQI (US)
30AQI (US)
45AQI (US)
42AQI (US)
38AQI (US)
32AQI (US)
35AQI (US)
12AQI (US)
42AQI (US)
42AQI (US)
44AQI (US)
90AQI (US)
49AQI (US)
68AQI (US)
66AQI (US)
55AQI (US)
48AQI (US)
52AQI (US)
42AQI (US)
56AQI (US)
59AQI (US)
68AQI (US)
44AQI (US)
50AQI (US)
60AQI (US)
64AQI (US)
58AQI (US)
60AQI (US)
37AQI (US)
30AQI (US)
56AQI (US)
44AQI (US)
57AQI (US)
60AQI (US)
42AQI (US)
14AQI (US)
17AQI (US)
56AQI (US)
58AQI (US)
60AQI (US)
38AQI (US)
10AQI (US)
22AQI (US)
48AQI (US)
46AQI (US)
22AQI (US)
16AQI (US)
28AQI (US)
18AQI (US)
30AQI (US)
46AQI (US)
39AQI (US)
33AQI (US)
34AQI (US)
42AQI (US)
46AQI (US)
32AQI (US)
36AQI (US)
37AQI (US)
40AQI (US)
38AQI (US)
41AQI (US)
44AQI (US)
34AQI (US)
30AQI (US)
44AQI (US)
48AQI (US)
48AQI (US)
40AQI (US)
38AQI (US)
39AQI (US)
47AQI (US)
54AQI (US)
42AQI (US)
28AQI (US)
22AQI (US)
34AQI (US)
36AQI (US)
26AQI (US)
27AQI (US)
31AQI (US)
34AQI (US)
40AQI (US)
44AQI (US)
36AQI (US)
36AQI (US)
86AQI (US)
68AQI (US)
53AQI (US)
48AQI (US)
61AQI (US)
60AQI (US)
62AQI (US)
54AQI (US)
59AQI (US)
48AQI (US)
40AQI (US)
25AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
28AQI (US)
34AQI (US)
23AQI (US)
16AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
18AQI (US)
18AQI (US)
24AQI (US)
25AQI (US)
30AQI (US)
22AQI (US)
19AQI (US)
18AQI (US)
20AQI (US)
21AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
24AQI (US)
25AQI (US)
22AQI (US)
12AQI (US)
31AQI (US)
27AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
28AQI (US)
30AQI (US)
27AQI (US)
26AQI (US)
40AQI (US)
58AQI (US)
44AQI (US)
40AQI (US)
20AQI (US)
23AQI (US)
33AQI (US)
49AQI (US)
55AQI (US)
52AQI (US)
38AQI (US)
30AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
26AQI (US)
21AQI (US)
26AQI (US)
23AQI (US)
23AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
35AQI (US)
52AQI (US)
36AQI (US)
42AQI (US)
24AQI (US)
31AQI (US)
24AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
August24AQI (US)
202536AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
December28AQI (US)
202431AQI (US)
Highest AQI (US) recorded in
April43AQI (US)
Lowest AQI (US) recorded in
October24AQI (US)
202332AQI (US)
Highest AQI (US) recorded in
April42AQI (US)
Lowest AQI (US) recorded in
August25AQI (US)
202232AQI (US)
Highest AQI (US) recorded in
April42AQI (US)
Lowest AQI (US) recorded in
December24AQI (US)
202128AQI (US)
Highest AQI (US) recorded in
June37AQI (US)
Lowest AQI (US) recorded in
January24AQI (US)
202024AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
September15AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nasushiobara's annual 2026 AQI (US) (34) shows an average percentage change of 13.2% (worsened AQI (US)) compared to previous years: 2020 (24), 2021 (28), 2022 (32), 2023 (32), 2024 (31), 2025 (36).