Onaka, Nago, 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
Onaka, Nago, Okinawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 46 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Onaka, Nago, Okinawa, Japan
5 AM6th Aug 2026
7 PM
4 AM7th Aug 2026
70AQI
44AQI
81AQI
57AQI
In the last 24 hours,
Onaka's AQI reached its highest point of 81 at 2 AM during the Night, while the lowest point, 44, was recorded at 3 PM during the Day between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Onaka, Nago, Okinawa, Japan
28°C27/30°C
27°C27/28°C
28°C27/28°C
28°C28/29°C
28°C27/30°C
28°C27/29°C
27°C26/29°C
27°C26/29°C
28°C26/30°C
28°C26/30°C
28°C27/30°C
28°C26/30°C
28°C27/30°C
28°C26/30°C
28°C27/30°C
29°C27/31°C
29°C28/31°C
28°C27/30°C
29°C27/30°C
29°C27/31°C
29°C27/30°C
28°C27/30°C
28°C26/30°C
28°C26/31°C
29°C27/31°C
29°C27/31°C
29°C27/30°C
29°C28/31°C
29°C26/30°C
27°C27/28°C
42AQI
39AQI
41AQI
37AQI
2026 Days Vs Air Quality
Onaka, Nago, Okinawa, Japan
80%
176
20%
43
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2026, 80% of 219 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
Onaka, Nago, Okinawa, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI (US)
29AQI (US)
28AQI (US)
31AQI (US)
33AQI (US)
31AQI (US)
45AQI (US)
54AQI (US)
29AQI (US)
19AQI (US)
44AQI (US)
34AQI (US)
29AQI (US)
33AQI (US)
30AQI (US)
27AQI (US)
27AQI (US)
35AQI (US)
34AQI (US)
37AQI (US)
30AQI (US)
29AQI (US)
42AQI (US)
41AQI (US)
47AQI (US)
45AQI (US)
36AQI (US)
41AQI (US)
41AQI (US)
45AQI (US)
36AQI (US)
30AQI (US)
55AQI (US)
28AQI (US)
21AQI (US)
52AQI (US)
42AQI (US)
37AQI (US)
31AQI (US)
17AQI (US)
36AQI (US)
51AQI (US)
49AQI (US)
47AQI (US)
51AQI (US)
54AQI (US)
39AQI (US)
44AQI (US)
41AQI (US)
45AQI (US)
44AQI (US)
53AQI (US)
48AQI (US)
48AQI (US)
46AQI (US)
36AQI (US)
32AQI (US)
49AQI (US)
46AQI (US)
38AQI (US)
57AQI (US)
43AQI (US)
52AQI (US)
46AQI (US)
56AQI (US)
57AQI (US)
41AQI (US)
47AQI (US)
58AQI (US)
54AQI (US)
58AQI (US)
41AQI (US)
39AQI (US)
58AQI (US)
45AQI (US)
56AQI (US)
52AQI (US)
43AQI (US)
48AQI (US)
39AQI (US)
38AQI (US)
35AQI (US)
45AQI (US)
61AQI (US)
52AQI (US)
63AQI (US)
55AQI (US)
58AQI (US)
21AQI (US)
28AQI (US)
35AQI (US)
48AQI (US)
42AQI (US)
40AQI (US)
44AQI (US)
44AQI (US)
28AQI (US)
36AQI (US)
40AQI (US)
43AQI (US)
39AQI (US)
39AQI (US)
39AQI (US)
42AQI (US)
39AQI (US)
36AQI (US)
36AQI (US)
30AQI (US)
35AQI (US)
49AQI (US)
40AQI (US)
49AQI (US)
40AQI (US)
38AQI (US)
48AQI (US)
52AQI (US)
55AQI (US)
50AQI (US)
32AQI (US)
36AQI (US)
44AQI (US)
54AQI (US)
39AQI (US)
34AQI (US)
14AQI (US)
12AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
20AQI (US)
22AQI (US)
25AQI (US)
28AQI (US)
32AQI (US)
33AQI (US)
86AQI (US)
69AQI (US)
56AQI (US)
49AQI (US)
62AQI (US)
59AQI (US)
61AQI (US)
56AQI (US)
59AQI (US)
49AQI (US)
40AQI (US)
27AQI (US)
28AQI (US)
28AQI (US)
54AQI (US)
37AQI (US)
30AQI (US)
23AQI (US)
30AQI (US)
26AQI (US)
28AQI (US)
57AQI (US)
65AQI (US)
47AQI (US)
47AQI (US)
49AQI (US)
42AQI (US)
35AQI (US)
25AQI (US)
22AQI (US)
22AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
22AQI (US)
23AQI (US)
25AQI (US)
35AQI (US)
31AQI (US)
30AQI (US)
29AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
22AQI (US)
21AQI (US)
17AQI (US)
15AQI (US)
12AQI (US)
16AQI (US)
25AQI (US)
58AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
30AQI (US)
38AQI (US)
54AQI (US)
51AQI (US)
54AQI (US)
45AQI (US)
44AQI (US)
34AQI (US)
41AQI (US)
39AQI (US)
35AQI (US)
38AQI (US)
28AQI (US)
34AQI (US)
46AQI (US)
54AQI (US)
42AQI (US)
56AQI (US)
37AQI (US)
30AQI (US)
56AQI (US)
46AQI (US)
35AQI (US)
42AQI (US)
48AQI (US)
41AQI (US)
40AQI (US)
31AQI (US)
32AQI (US)
46AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
June31AQI (US)
202540AQI (US)
Highest AQI (US) recorded in
October54AQI (US)
Lowest AQI (US) recorded in
September27AQI (US)
202438AQI (US)
Highest AQI (US) recorded in
April45AQI (US)
Lowest AQI (US) recorded in
January30AQI (US)
202341AQI (US)
Highest AQI (US) recorded in
April55AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202238AQI (US)
Highest AQI (US) recorded in
October48AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202134AQI (US)
Highest AQI (US) recorded in
April41AQI (US)
Lowest AQI (US) recorded in
July25AQI (US)
202031AQI (US)
Highest AQI (US) recorded in
April44AQI (US)
Lowest AQI (US) recorded in
July20AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Onaka's annual 2026 AQI (US) (39) shows an average percentage change of 6.3% (worsened AQI (US)) compared to previous years: 2020 (31), 2021 (34), 2022 (38), 2023 (41), 2024 (38), 2025 (40).