Mihara, Koja, 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
Mihara, Koja, Okinawa, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 40 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 1st Aug - 2nd Aug 2026
Mihara, Koja, Okinawa, Japan
5 AM1st Aug 2026
7 PM
4 AM2nd Aug 2026
60AQI
36AQI
56AQI
31AQI
In the last 24 hours,
Mihara's AQI reached its highest point of 60 at 8 AM during the Day, while the lowest point, 31, was recorded at 4 AM during the Night between 1st Aug and 2nd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Mihara, Koja, Okinawa, Japan
27°C26/29°C
28°C26/29°C
28°C26/30°C
28°C26/30°C
28°C26/30°C
29°C28/30°C
28°C27/29°C
28°C27/29°C
29°C28/29°C
29°C28/30°C
28°C27/30°C
28°C26/29°C
28°C27/29°C
28°C27/29°C
28°C27/30°C
29°C27/30°C
28°C27/30°C
28°C27/30°C
29°C27/31°C
29°C27/31°C
29°C28/31°C
30°C28/32°C
29°C27/30°C
29°C27/31°C
29°C27/31°C
29°C27/31°C
29°C28/31°C
29°C27/31°C
29°C27/30°C
29°C28/31°C
38AQI
32AQI
37AQI
31AQI
2026 Days Vs Air Quality
Mihara, Koja, Okinawa, Japan
81%
174
19%
40
Total number of days with different AQI categories in last 214 days in 2026 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 81%
Health Risk Level:
Low
In 2026, 81% of 214 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
Mihara, Koja, Okinawa, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI (US)
22AQI (US)
22AQI (US)
30AQI (US)
29AQI (US)
30AQI (US)
40AQI (US)
49AQI (US)
26AQI (US)
24AQI (US)
42AQI (US)
35AQI (US)
28AQI (US)
31AQI (US)
27AQI (US)
32AQI (US)
26AQI (US)
35AQI (US)
33AQI (US)
35AQI (US)
29AQI (US)
26AQI (US)
41AQI (US)
40AQI (US)
47AQI (US)
45AQI (US)
37AQI (US)
39AQI (US)
37AQI (US)
39AQI (US)
32AQI (US)
28AQI (US)
54AQI (US)
32AQI (US)
23AQI (US)
48AQI (US)
42AQI (US)
34AQI (US)
33AQI (US)
19AQI (US)
39AQI (US)
47AQI (US)
53AQI (US)
50AQI (US)
59AQI (US)
42AQI (US)
44AQI (US)
40AQI (US)
41AQI (US)
44AQI (US)
43AQI (US)
59AQI (US)
49AQI (US)
46AQI (US)
45AQI (US)
37AQI (US)
33AQI (US)
49AQI (US)
53AQI (US)
41AQI (US)
74AQI (US)
46AQI (US)
61AQI (US)
51AQI (US)
60AQI (US)
61AQI (US)
50AQI (US)
53AQI (US)
60AQI (US)
56AQI (US)
64AQI (US)
50AQI (US)
40AQI (US)
61AQI (US)
58AQI (US)
63AQI (US)
59AQI (US)
47AQI (US)
47AQI (US)
44AQI (US)
41AQI (US)
39AQI (US)
45AQI (US)
61AQI (US)
51AQI (US)
63AQI (US)
54AQI (US)
58AQI (US)
21AQI (US)
29AQI (US)
39AQI (US)
49AQI (US)
42AQI (US)
40AQI (US)
45AQI (US)
45AQI (US)
29AQI (US)
39AQI (US)
43AQI (US)
42AQI (US)
41AQI (US)
41AQI (US)
39AQI (US)
42AQI (US)
41AQI (US)
37AQI (US)
41AQI (US)
32AQI (US)
44AQI (US)
51AQI (US)
40AQI (US)
49AQI (US)
39AQI (US)
39AQI (US)
48AQI (US)
51AQI (US)
55AQI (US)
50AQI (US)
32AQI (US)
36AQI (US)
46AQI (US)
55AQI (US)
39AQI (US)
34AQI (US)
14AQI (US)
13AQI (US)
29AQI (US)
25AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
32AQI (US)
35AQI (US)
37AQI (US)
35AQI (US)
86AQI (US)
68AQI (US)
55AQI (US)
49AQI (US)
63AQI (US)
59AQI (US)
59AQI (US)
56AQI (US)
59AQI (US)
50AQI (US)
40AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
54AQI (US)
38AQI (US)
32AQI (US)
23AQI (US)
32AQI (US)
27AQI (US)
24AQI (US)
28AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
22AQI (US)
20AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
22AQI (US)
26AQI (US)
23AQI (US)
24AQI (US)
26AQI (US)
21AQI (US)
20AQI (US)
19AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
36AQI (US)
32AQI (US)
31AQI (US)
32AQI (US)
29AQI (US)
24AQI (US)
23AQI (US)
24AQI (US)
24AQI (US)
21AQI (US)
17AQI (US)
16AQI (US)
20AQI (US)
30AQI (US)
58AQI (US)
31AQI (US)
29AQI (US)
32AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
31AQI (US)
38AQI (US)
50AQI (US)
38AQI (US)
45AQI (US)
53AQI (US)
51AQI (US)
30AQI (US)
39AQI (US)
38AQI (US)
44AQI (US)
38AQI (US)
28AQI (US)
35AQI (US)
44AQI (US)
51AQI (US)
40AQI (US)
33AQI (US)
42AQI (US)
52AQI (US)
42AQI (US)
42AQI (US)
26AQI (US)
33AQI (US)
46AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
June26AQI (US)
202540AQI (US)
Highest AQI (US) recorded in
October50AQI (US)
Lowest AQI (US) recorded in
September27AQI (US)
202439AQI (US)
Highest AQI (US) recorded in
September69AQI (US)
Lowest AQI (US) recorded in
January19AQI (US)
202335AQI (US)
Highest AQI (US) recorded in
October52AQI (US)
Lowest AQI (US) recorded in
December19AQI (US)
202230AQI (US)
Highest AQI (US) recorded in
August42AQI (US)
Lowest AQI (US) recorded in
July18AQI (US)
202129AQI (US)
Highest AQI (US) recorded in
April37AQI (US)
Lowest AQI (US) recorded in
July20AQI (US)
202027AQI (US)
Highest AQI (US) recorded in
April40AQI (US)
Lowest AQI (US) recorded in
July16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Mihara's annual 2026 AQI (US) (39) shows an average percentage change of 19.6% (worsened AQI (US)) compared to previous years: 2020 (27), 2021 (29), 2022 (30), 2023 (35), 2024 (39), 2025 (40).