Ishinari, Saga, 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
Ishinari, Saga, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (12th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 4th highest AQI at 26 of Good air quality, showing improvement over 2025, 2024 and 2023 on the same day.
Day & Night AQI Trend: 11th Aug - 12th Aug 2026
Ishinari, Saga, Japan
5 AM11th Aug 2026
7 PM
4 AM12th Aug 2026
30AQI
24AQI
29AQI
21AQI
In the last 24 hours,
Ishinari's AQI reached its highest point of 30 at 1 PM during the Day, while the lowest point, 21, was recorded at 2 AM during the Night between 11th Aug and 12th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Ishinari, Saga, Japan
29°C25/33°C
29°C26/32°C
29°C26/33°C
29°C26/34°C
30°C26/34°C
30°C26/35°C
30°C26/35°C
31°C27/35°C
31°C26/37°C
31°C27/36°C
31°C27/37°C
31°C27/37°C
31°C26/38°C
32°C27/39°C
32°C27/38°C
28°C26/31°C
31°C26/37°C
31°C25/37°C
32°C26/39°C
32°C27/39°C
34°C28/40°C
31°C26/38°C
32°C27/38°C
31°C26/37°C
31°C28/36°C
31°C27/37°C
30°C25/36°C
31°C27/36°C
29°C24/35°C
27°C21/33°C
32AQI
29AQI
31AQI
30AQI
2026 Days Vs Air Quality
Ishinari, Saga, Japan
84%
188
16%
36
Total number of days with different AQI categories in last 224 days in 2026 (141 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2026, 84% of 224 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
Ishinari, Saga, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
24AQI (US)
28AQI (US)
36AQI (US)
46AQI (US)
56AQI (US)
32AQI (US)
50AQI (US)
32AQI (US)
32AQI (US)
42AQI (US)
22AQI (US)
29AQI (US)
39AQI (US)
36AQI (US)
50AQI (US)
56AQI (US)
64AQI (US)
70AQI (US)
82AQI (US)
35AQI (US)
15AQI (US)
26AQI (US)
38AQI (US)
46AQI (US)
31AQI (US)
20AQI (US)
48AQI (US)
33AQI (US)
44AQI (US)
29AQI (US)
25AQI (US)
54AQI (US)
46AQI (US)
36AQI (US)
38AQI (US)
42AQI (US)
50AQI (US)
32AQI (US)
21AQI (US)
41AQI (US)
48AQI (US)
38AQI (US)
52AQI (US)
59AQI (US)
54AQI (US)
41AQI (US)
55AQI (US)
26AQI (US)
26AQI (US)
61AQI (US)
41AQI (US)
48AQI (US)
30AQI (US)
38AQI (US)
23AQI (US)
28AQI (US)
12AQI (US)
48AQI (US)
40AQI (US)
35AQI (US)
54AQI (US)
37AQI (US)
44AQI (US)
48AQI (US)
50AQI (US)
48AQI (US)
37AQI (US)
49AQI (US)
40AQI (US)
38AQI (US)
54AQI (US)
37AQI (US)
43AQI (US)
59AQI (US)
45AQI (US)
39AQI (US)
55AQI (US)
32AQI (US)
49AQI (US)
31AQI (US)
44AQI (US)
22AQI (US)
50AQI (US)
29AQI (US)
25AQI (US)
54AQI (US)
70AQI (US)
72AQI (US)
53AQI (US)
21AQI (US)
20AQI (US)
54AQI (US)
55AQI (US)
39AQI (US)
30AQI (US)
58AQI (US)
33AQI (US)
22AQI (US)
32AQI (US)
44AQI (US)
36AQI (US)
40AQI (US)
38AQI (US)
32AQI (US)
24AQI (US)
37AQI (US)
36AQI (US)
26AQI (US)
27AQI (US)
34AQI (US)
42AQI (US)
50AQI (US)
16AQI (US)
26AQI (US)
46AQI (US)
48AQI (US)
54AQI (US)
44AQI (US)
35AQI (US)
19AQI (US)
28AQI (US)
54AQI (US)
34AQI (US)
25AQI (US)
24AQI (US)
29AQI (US)
43AQI (US)
26AQI (US)
26AQI (US)
32AQI (US)
42AQI (US)
36AQI (US)
34AQI (US)
27AQI (US)
30AQI (US)
76AQI (US)
63AQI (US)
53AQI (US)
46AQI (US)
60AQI (US)
66AQI (US)
70AQI (US)
62AQI (US)
62AQI (US)
54AQI (US)
42AQI (US)
15AQI (US)
25AQI (US)
26AQI (US)
28AQI (US)
50AQI (US)
66AQI (US)
16AQI (US)
13AQI (US)
24AQI (US)
22AQI (US)
28AQI (US)
12AQI (US)
18AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
34AQI (US)
25AQI (US)
26AQI (US)
22AQI (US)
26AQI (US)
26AQI (US)
22AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
20AQI (US)
27AQI (US)
31AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
16AQI (US)
24AQI (US)
24AQI (US)
18AQI (US)
19AQI (US)
26AQI (US)
31AQI (US)
30AQI (US)
43AQI (US)
34AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
26AQI (US)
27AQI (US)
28AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
37AQI (US)
30AQI (US)
26AQI (US)
28AQI (US)
28AQI (US)
25AQI (US)
28AQI (US)
25AQI (US)
26AQI (US)
26AQI (US)
24AQI (US)
28AQI (US)
48AQI (US)
52AQI (US)
52AQI (US)
38AQI (US)
32AQI (US)
30AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
39AQI (US)
40AQI (US)
44AQI (US)
37AQI (US)
42AQI (US)
25AQI (US)
27AQI (US)
34AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
March44AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202546AQI (US)
Highest AQI (US) recorded in
November57AQI (US)
Lowest AQI (US) recorded in
September35AQI (US)
202442AQI (US)
Highest AQI (US) recorded in
April51AQI (US)
Lowest AQI (US) recorded in
July31AQI (US)
202348AQI (US)
Highest AQI (US) recorded in
May56AQI (US)
Lowest AQI (US) recorded in
September39AQI (US)
202249AQI (US)
Highest AQI (US) recorded in
August76AQI (US)
Lowest AQI (US) recorded in
September44AQI (US)
202146AQI (US)
Highest AQI (US) recorded in
June57AQI (US)
Lowest AQI (US) recorded in
August38AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
May51AQI (US)
Lowest AQI (US) recorded in
July27AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Ishinari's annual 2026 AQI (US) (36) shows an average percentage change of -19.8% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (46), 2022 (49), 2023 (48), 2024 (42), 2025 (46).