Sano, Tochigi, 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
Sano, Tochigi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th June):
On this day, AQI across the 5 years varied significantly: 2026 ranks the most lowest AQI at 21 of Good air quality, showing improvement over 2025, 2024, 2023 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Jun - 4th Jun 2026
Sano, Tochigi, Japan
4 AM3rd Jun 2026
6 PM
3 AM4th Jun 2026
16AQI
7AQI
18AQI
8AQI
In the last 24 hours,
Sano's AQI reached its highest point of 18 at 3 AM during the Night, while the lowest point, 7, was recorded at 2 PM during the Day between 3rd Jun and 4th Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Sano, Tochigi, Japan
17°C13/22°C
22°C16/28°C
21°C18/26°C
17°C13/20°C
18°C12/23°C
20°C15/26°C
21°C18/25°C
20°C16/26°C
19°C14/26°C
20°C15/25°C
21°C15/27°C
23°C16/30°C
24°C17/31°C
25°C18/32°C
25°C19/31°C
19°C16/22°C
14°C12/15°C
15°C12/20°C
18°C15/21°C
23°C18/28°C
23°C19/27°C
24°C19/30°C
26°C22/31°C
26°C20/31°C
23°C16/31°C
25°C20/30°C
26°C20/32°C
23°C18/27°C
18°C17/19°C
18°C16/18°C
46AQI
35AQI
43AQI
36AQI
2026 Days Vs Air Quality
Sano, Tochigi, Japan
82%
127
18%
28
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 82%
Health Risk Level:
Low
In 2026, 82% 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
Sano, Tochigi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
21AQI (US)
24AQI (US)
20AQI (US)
25AQI (US)
38AQI (US)
26AQI (US)
33AQI (US)
37AQI (US)
25AQI (US)
43AQI (US)
37AQI (US)
19AQI (US)
35AQI (US)
14AQI (US)
35AQI (US)
50AQI (US)
46AQI (US)
34AQI (US)
49AQI (US)
34AQI (US)
16AQI (US)
17AQI (US)
19AQI (US)
38AQI (US)
44AQI (US)
22AQI (US)
29AQI (US)
19AQI (US)
20AQI (US)
35AQI (US)
36AQI (US)
34AQI (US)
40AQI (US)
32AQI (US)
39AQI (US)
51AQI (US)
48AQI (US)
18AQI (US)
15AQI (US)
32AQI (US)
38AQI (US)
47AQI (US)
30AQI (US)
42AQI (US)
62AQI (US)
68AQI (US)
50AQI (US)
21AQI (US)
32AQI (US)
28AQI (US)
30AQI (US)
46AQI (US)
50AQI (US)
42AQI (US)
40AQI (US)
42AQI (US)
10AQI (US)
30AQI (US)
44AQI (US)
37AQI (US)
82AQI (US)
46AQI (US)
62AQI (US)
61AQI (US)
54AQI (US)
47AQI (US)
46AQI (US)
47AQI (US)
58AQI (US)
60AQI (US)
68AQI (US)
42AQI (US)
38AQI (US)
25AQI (US)
38AQI (US)
57AQI (US)
58AQI (US)
42AQI (US)
35AQI (US)
54AQI (US)
52AQI (US)
54AQI (US)
55AQI (US)
60AQI (US)
20AQI (US)
18AQI (US)
49AQI (US)
56AQI (US)
58AQI (US)
37AQI (US)
16AQI (US)
23AQI (US)
47AQI (US)
48AQI (US)
28AQI (US)
22AQI (US)
43AQI (US)
21AQI (US)
31AQI (US)
46AQI (US)
38AQI (US)
30AQI (US)
34AQI (US)
38AQI (US)
38AQI (US)
34AQI (US)
37AQI (US)
34AQI (US)
36AQI (US)
35AQI (US)
40AQI (US)
47AQI (US)
36AQI (US)
32AQI (US)
45AQI (US)
50AQI (US)
48AQI (US)
41AQI (US)
39AQI (US)
40AQI (US)
48AQI (US)
51AQI (US)
45AQI (US)
28AQI (US)
22AQI (US)
30AQI (US)
32AQI (US)
26AQI (US)
25AQI (US)
30AQI (US)
30AQI (US)
36AQI (US)
40AQI (US)
34AQI (US)
36AQI (US)
85AQI (US)
68AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
60AQI (US)
61AQI (US)
54AQI (US)
59AQI (US)
47AQI (US)
40AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
28AQI (US)
38AQI (US)
38AQI (US)
33AQI (US)
11AQI (US)
21AQI (US)
30AQI (US)
38AQI (US)
49AQI (US)
37AQI (US)
42AQI (US)
26AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March49AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202542AQI (US)
Highest AQI (US) recorded in
October51AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202438AQI (US)
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
January31AQI (US)
202341AQI (US)
Highest AQI (US) recorded in
July51AQI (US)
Lowest AQI (US) recorded in
December34AQI (US)
202243AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
January38AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
June45AQI (US)
Lowest AQI (US) recorded in
February33AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
August57AQI (US)
Lowest AQI (US) recorded in
April28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Sano's annual 2026 AQI (US) (39) shows an average percentage change of -3.5% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (39), 2022 (43), 2023 (41), 2024 (38), 2025 (42).