Kaminokawa, Tochigi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Kaminokawa, Tochigi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (30th July ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 36 of Good air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 31st Jul - 1st Aug 2025
Kaminokawa, Tochigi, Japan
4 AM31st Jul 2025
6 PM
3 AM1st Aug 2025
AQI
AQI
42AQI
27AQI
In the last 24 hours,
Kaminokawa's AQI reached its highest point of 42 at 4 AM during the Night, while the lowest point, 27, was recorded at 11 PM during the Night between 31st Jul and 1st Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Kaminokawa, Tochigi, Japan
27°C23/34°C
28°C24/33°C
28°C23/34°C
27°C24/32°C
29°C24/35°C
29°C25/34°C
30°C26/35°C
30°C26/36°C
27°C22/32°C
22°C21/24°C
22°C20/25°C
25°C21/30°C
24°C22/28°C
26°C25/28°C
26°C24/29°C
28°C25/32°C
27°C24/33°C
28°C23/33°C
29°C24/35°C
30°C25/37°C
30°C25/37°C
30°C25/37°C
30°C25/37°C
30°C26/38°C
31°C25/38°C
30°C25/37°C
31°C26/38°C
31°C26/38°C
28°C24/35°C
--°C/°C
--°C/°C
49AQI
44AQI
46AQI
46AQI
2025 Days Vs Air Quality
Kaminokawa, Tochigi, Japan
87%
183
13%
28
Total number of days with different AQI categories in last 212 days in 2025 (153 days remaining)
Under WHO’s Safe Air Quality Limits: 87%
Health Risk Level:
Low
In 2025, 87% of 212 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
Kaminokawa, Tochigi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
30AQI
30AQI
25AQI
27AQI
33AQI
45AQI
35AQI
33AQI
32AQI
29AQI
33AQI
34AQI
35AQI
41AQI
36AQI
37AQI
36AQI
38AQI
57AQI
42AQI
46AQI
40AQI
46AQI
48AQI
38AQI
37AQI
36AQI
38AQI
31AQI
32AQI
30AQI
34AQI
36AQI
36AQI
33AQI
32AQI
29AQI
31AQI
30AQI
30AQI
29AQI
30AQI
36AQI
34AQI
33AQI
28AQI
40AQI
38AQI
32AQI
30AQI
30AQI
32AQI
31AQI
31AQI
33AQI
35AQI
49AQI
47AQI
54AQI
55AQI
57AQI
39AQI
40AQI
29AQI
34AQI
32AQI
40AQI
36AQI
40AQI
46AQI
50AQI
48AQI
47AQI
46AQI
27AQI
28AQI
28AQI
22AQI
29AQI
40AQI
51AQI
55AQI
53AQI
70AQI
64AQI
71AQI
56AQI
39AQI
39AQI
33AQI
27AQI
23AQI
22AQI
26AQI
31AQI
26AQI
32AQI
40AQI
31AQI
44AQI
39AQI
41AQI
26AQI
28AQI
29AQI
29AQI
45AQI
52AQI
65AQI
58AQI
46AQI
52AQI
31AQI
40AQI
35AQI
49AQI
48AQI
52AQI
37AQI
47AQI
42AQI
32AQI
34AQI
33AQI
36AQI
28AQI
26AQI
31AQI
36AQI
21AQI
23AQI
21AQI
35AQI
40AQI
43AQI
49AQI
29AQI
41AQI
40AQI
57AQI
60AQI
51AQI
47AQI
41AQI
31AQI
32AQI
26AQI
26AQI
31AQI
24AQI
18AQI
23AQI
35AQI
34AQI
30AQI
37AQI
47AQI
52AQI
64AQI
57AQI
41AQI
35AQI
39AQI
40AQI
38AQI
29AQI
35AQI
36AQI
34AQI
37AQI
38AQI
34AQI
28AQI
30AQI
31AQI
25AQI
26AQI
31AQI
33AQI
36AQI
41AQI
43AQI
44AQI
48AQI
47AQI
50AQI
54AQI
66AQI
68AQI
74AQI
57AQI
47AQI
50AQI
52AQI
42AQI
42AQI
44AQI
40AQI
40AQI
39AQI
39AQI
42AQI
43AQI
43AQI
46AQI
44AQI
45AQI
44AQI
44AQI
44AQI
36AQI
36AQI
34AQI
43AQI
38AQI
35AQI
37AQI
47AQI
No. of days
202539AQI
Highest AQI recorded in
July47AQI
Lowest AQI recorded in
February34AQI
202437AQI
Highest AQI recorded in
April49AQI
Lowest AQI recorded in
August30AQI
202340AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
August32AQI
202240AQI
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
September34AQI
202138AQI
Highest AQI recorded in
November44AQI
Lowest AQI recorded in
August34AQI
202038AQI
Highest AQI recorded in
August49AQI
Lowest AQI recorded in
September26AQI
Most & Least Polluted Years Over the Last 6 Years
Kaminokawa's annual 2025 AQI (39) shows an average percentage change of 0.3% (worsened AQI) compared to previous years: 2020 (38), 2021 (38), 2022 (40), 2023 (40), 2024 (37).