Nishizakicho, Itoman, Okinawa, 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
Nishizakicho, Itoman, Okinawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 53 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Nishizakicho, Itoman, Okinawa, Japan
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
70AQI
48AQI
54AQI
44AQI
In the last 24 hours,
Nishizakicho's AQI reached its highest point of 70 at 2 PM during the Day, while the lowest point, 44, was recorded at 8 PM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Nishizakicho, Itoman, Okinawa, Japan
28°C26/30°C
28°C27/30°C
28°C27/30°C
28°C27/29°C
27°C26/29°C
27°C26/28°C
27°C26/28°C
28°C26/29°C
29°C28/30°C
29°C28/30°C
28°C27/29°C
28°C27/29°C
28°C27/30°C
29°C27/30°C
28°C27/29°C
28°C28/29°C
28°C28/29°C
28°C27/29°C
28°C27/29°C
28°C27/29°C
27°C27/27°C
28°C27/29°C
28°C27/28°C
27°C27/29°C
27°C27/28°C
28°C27/29°C
27°C27/28°C
28°C27/30°C
28°C27/29°C
29°C27/30°C
--°C/°C
40AQI
35AQI
40AQI
37AQI
2025 Days Vs Air Quality
Nishizakicho, Itoman, Okinawa, Japan
86%
185
14%
29
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2025, 86% of 215 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
Nishizakicho, Itoman, Okinawa, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
44AQI
55AQI
52AQI
38AQI
42AQI
48AQI
41AQI
38AQI
45AQI
32AQI
35AQI
42AQI
49AQI
47AQI
53AQI
39AQI
39AQI
36AQI
36AQI
35AQI
48AQI
40AQI
50AQI
45AQI
49AQI
46AQI
50AQI
51AQI
52AQI
45AQI
41AQI
37AQI
36AQI
43AQI
46AQI
57AQI
59AQI
45AQI
41AQI
35AQI
32AQI
31AQI
36AQI
41AQI
35AQI
42AQI
36AQI
62AQI
40AQI
59AQI
42AQI
39AQI
38AQI
44AQI
45AQI
38AQI
42AQI
34AQI
38AQI
38AQI
46AQI
46AQI
38AQI
34AQI
31AQI
40AQI
36AQI
39AQI
33AQI
44AQI
38AQI
45AQI
38AQI
35AQI
37AQI
49AQI
48AQI
47AQI
45AQI
45AQI
49AQI
47AQI
46AQI
52AQI
39AQI
42AQI
59AQI
45AQI
33AQI
34AQI
26AQI
42AQI
42AQI
43AQI
40AQI
41AQI
51AQI
49AQI
46AQI
43AQI
53AQI
47AQI
57AQI
60AQI
54AQI
53AQI
55AQI
39AQI
32AQI
32AQI
26AQI
32AQI
29AQI
37AQI
28AQI
44AQI
37AQI
38AQI
42AQI
44AQI
40AQI
52AQI
55AQI
55AQI
40AQI
42AQI
57AQI
55AQI
46AQI
33AQI
41AQI
41AQI
49AQI
39AQI
37AQI
36AQI
33AQI
33AQI
33AQI
28AQI
26AQI
31AQI
30AQI
29AQI
43AQI
34AQI
41AQI
34AQI
29AQI
49AQI
56AQI
56AQI
54AQI
48AQI
45AQI
47AQI
35AQI
44AQI
34AQI
37AQI
39AQI
35AQI
33AQI
34AQI
37AQI
51AQI
44AQI
38AQI
42AQI
39AQI
36AQI
32AQI
19AQI
22AQI
22AQI
21AQI
22AQI
24AQI
24AQI
25AQI
26AQI
34AQI
33AQI
37AQI
36AQI
37AQI
33AQI
32AQI
36AQI
36AQI
34AQI
39AQI
42AQI
45AQI
47AQI
49AQI
47AQI
42AQI
40AQI
40AQI
35AQI
35AQI
34AQI
36AQI
33AQI
36AQI
34AQI
29AQI
31AQI
36AQI
37AQI
40AQI
51AQI
53AQI
44AQI
42AQI
42AQI
42AQI
40AQI
36AQI
37AQI
52AQI
No. of days
202541AQI
Highest AQI recorded in
August52AQI
Lowest AQI recorded in
June36AQI
202433AQI
Highest AQI recorded in
June47AQI
Lowest AQI recorded in
September17AQI
202334AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
December17AQI
202233AQI
Highest AQI recorded in
March38AQI
Lowest AQI recorded in
July22AQI
202132AQI
Highest AQI recorded in
April41AQI
Lowest AQI recorded in
July22AQI
202031AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
July19AQI
Most & Least Polluted Years Over the Last 6 Years
Nishizakicho's annual 2025 AQI (41) shows an average percentage change of 23.8% (worsened AQI) compared to previous years: 2020 (31), 2021 (32), 2022 (33), 2023 (34), 2024 (33).