Nyuzen, Toyama, 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
Nyuzen, Toyama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (19th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 39 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 19th Aug - 20th Aug 2025
Nyuzen, Toyama, Japan
4 AM19th Aug 2025
6 PM
3 AM20th Aug 2025
54AQI
39AQI
52AQI
39AQI
In the last 24 hours,
Nyuzen's AQI reached its highest point of 54 at 12 PM during the Day, while the lowest point, 39, was recorded at 3 AM during the Night between 19th Aug and 20th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Nyuzen, Toyama, Japan
27°C23/30°C
27°C23/31°C
26°C23/30°C
27°C23/31°C
27°C23/31°C
27°C22/31°C
28°C24/31°C
27°C24/31°C
27°C24/31°C
27°C25/31°C
27°C23/30°C
27°C23/30°C
26°C23/29°C
26°C23/29°C
28°C23/32°C
27°C25/30°C
25°C23/28°C
23°C21/26°C
23°C19/27°C
23°C18/27°C
21°C19/23°C
23°C21/25°C
22°C21/23°C
23°C21/26°C
25°C22/30°C
25°C22/29°C
25°C22/28°C
25°C22/29°C
25°C22/29°C
25°C22/29°C
--°C/°C
42AQI
42AQI
41AQI
41AQI
2025 Days Vs Air Quality
Nyuzen, Toyama, Japan
79%
182
21%
49
Total number of days with different AQI categories in last 232 days in 2025 (133 days remaining)
Under WHO’s Safe Air Quality Limits: 79%
Health Risk Level:
Low
In 2025, 79% of 232 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
Nyuzen, Toyama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
31AQI
30AQI
29AQI
29AQI
32AQI
30AQI
29AQI
30AQI
31AQI
27AQI
27AQI
28AQI
34AQI
28AQI
28AQI
29AQI
29AQI
29AQI
34AQI
40AQI
35AQI
55AQI
43AQI
40AQI
32AQI
30AQI
31AQI
30AQI
31AQI
32AQI
43AQI
32AQI
36AQI
32AQI
33AQI
33AQI
36AQI
31AQI
31AQI
30AQI
32AQI
29AQI
35AQI
38AQI
31AQI
37AQI
42AQI
32AQI
34AQI
32AQI
32AQI
33AQI
33AQI
32AQI
35AQI
48AQI
53AQI
51AQI
52AQI
50AQI
42AQI
38AQI
28AQI
33AQI
35AQI
37AQI
35AQI
40AQI
35AQI
34AQI
49AQI
42AQI
40AQI
29AQI
29AQI
31AQI
23AQI
39AQI
51AQI
53AQI
63AQI
63AQI
79AQI
75AQI
74AQI
55AQI
46AQI
36AQI
38AQI
36AQI
32AQI
25AQI
26AQI
33AQI
32AQI
36AQI
41AQI
31AQI
41AQI
46AQI
43AQI
35AQI
38AQI
26AQI
39AQI
41AQI
54AQI
57AQI
47AQI
41AQI
46AQI
31AQI
24AQI
39AQI
48AQI
45AQI
48AQI
46AQI
50AQI
53AQI
39AQI
40AQI
35AQI
38AQI
33AQI
29AQI
30AQI
37AQI
31AQI
26AQI
41AQI
47AQI
52AQI
54AQI
56AQI
42AQI
53AQI
49AQI
62AQI
65AQI
48AQI
49AQI
46AQI
33AQI
35AQI
36AQI
35AQI
38AQI
35AQI
28AQI
31AQI
40AQI
45AQI
40AQI
44AQI
46AQI
52AQI
55AQI
61AQI
64AQI
51AQI
51AQI
45AQI
43AQI
28AQI
33AQI
42AQI
43AQI
47AQI
50AQI
54AQI
61AQI
51AQI
51AQI
51AQI
47AQI
54AQI
48AQI
48AQI
53AQI
53AQI
57AQI
70AQI
69AQI
66AQI
60AQI
63AQI
61AQI
59AQI
55AQI
55AQI
52AQI
53AQI
53AQI
45AQI
49AQI
42AQI
42AQI
39AQI
39AQI
40AQI
43AQI
44AQI
46AQI
48AQI
46AQI
43AQI
46AQI
44AQI
44AQI
46AQI
47AQI
43AQI
44AQI
52AQI
49AQI
45AQI
42AQI
39AQI
37AQI
35AQI
32AQI
30AQI
31AQI
31AQI
35AQI
35AQI
38AQI
42AQI
39AQI
32AQI
36AQI
44AQI
39AQI
42AQI
48AQI
51AQI
39AQI
No. of days
202541AQI
Highest AQI recorded in
July51AQI
Lowest AQI recorded in
January32AQI
202438AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
December28AQI
202338AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
January31AQI
202238AQI
Highest AQI recorded in
May49AQI
Lowest AQI recorded in
December29AQI
202137AQI
Highest AQI recorded in
May54AQI
Lowest AQI recorded in
January24AQI
202035AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
December22AQI
Most & Least Polluted Years Over the Last 6 Years
Nyuzen's annual 2025 AQI (41) shows an average percentage change of 11.7% (worsened AQI) compared to previous years: 2020 (35), 2021 (37), 2022 (38), 2023 (38), 2024 (38).