Tsuyama, Okayama, 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
Tsuyama, Okayama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 44 of Good air quality, showing improvement over 2025 and 2024 on the same day.
Day & Night AQI Trend: 2nd Aug - 3rd Aug 2026
Tsuyama, Okayama, Japan
5 AM2nd Aug 2026
7 PM
4 AM3rd Aug 2026
48AQI
40AQI
48AQI
38AQI
In the last 24 hours,
Tsuyama's AQI reached its highest point of 48 at 9 AM during the Day, while the lowest point, 38, was recorded at 2 AM during the Night between 2nd Aug and 3rd Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tsuyama, Okayama, Japan
21°C20/22°C
22°C19/24°C
24°C21/29°C
23°C20/27°C
23°C18/28°C
23°C18/30°C
24°C19/30°C
26°C20/33°C
27°C21/34°C
27°C21/35°C
26°C21/32°C
27°C21/34°C
27°C21/34°C
26°C21/31°C
27°C22/31°C
26°C22/32°C
27°C22/33°C
28°C22/36°C
28°C22/36°C
28°C22/36°C
27°C21/36°C
27°C21/35°C
27°C21/34°C
26°C21/33°C
25°C20/31°C
28°C22/36°C
27°C20/36°C
27°C21/36°C
28°C22/35°C
28°C22/36°C
43AQI
38AQI
42AQI
37AQI
2026 Days Vs Air Quality
Tsuyama, Okayama, Japan
75%
162
25%
53
Total number of days with different AQI categories in last 215 days in 2026 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 75%
Health Risk Level:
Low
In 2026, 75% 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
Tsuyama, Okayama, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
14AQI (US)
12AQI (US)
23AQI (US)
37AQI (US)
26AQI (US)
33AQI (US)
30AQI (US)
22AQI (US)
34AQI (US)
28AQI (US)
24AQI (US)
34AQI (US)
27AQI (US)
42AQI (US)
68AQI (US)
60AQI (US)
58AQI (US)
59AQI (US)
15AQI (US)
12AQI (US)
26AQI (US)
41AQI (US)
40AQI (US)
18AQI (US)
24AQI (US)
49AQI (US)
28AQI (US)
25AQI (US)
38AQI (US)
35AQI (US)
40AQI (US)
52AQI (US)
33AQI (US)
40AQI (US)
56AQI (US)
45AQI (US)
11AQI (US)
14AQI (US)
39AQI (US)
50AQI (US)
40AQI (US)
51AQI (US)
52AQI (US)
60AQI (US)
58AQI (US)
48AQI (US)
13AQI (US)
28AQI (US)
37AQI (US)
39AQI (US)
62AQI (US)
49AQI (US)
32AQI (US)
40AQI (US)
12AQI (US)
12AQI (US)
48AQI (US)
47AQI (US)
52AQI (US)
41AQI (US)
41AQI (US)
63AQI (US)
57AQI (US)
54AQI (US)
42AQI (US)
29AQI (US)
51AQI (US)
60AQI (US)
57AQI (US)
69AQI (US)
48AQI (US)
46AQI (US)
62AQI (US)
63AQI (US)
53AQI (US)
57AQI (US)
39AQI (US)
54AQI (US)
55AQI (US)
64AQI (US)
53AQI (US)
51AQI (US)
53AQI (US)
20AQI (US)
42AQI (US)
75AQI (US)
73AQI (US)
74AQI (US)
18AQI (US)
16AQI (US)
53AQI (US)
54AQI (US)
43AQI (US)
26AQI (US)
43AQI (US)
34AQI (US)
42AQI (US)
36AQI (US)
42AQI (US)
36AQI (US)
40AQI (US)
39AQI (US)
49AQI (US)
41AQI (US)
35AQI (US)
42AQI (US)
34AQI (US)
38AQI (US)
39AQI (US)
40AQI (US)
46AQI (US)
30AQI (US)
26AQI (US)
47AQI (US)
50AQI (US)
49AQI (US)
50AQI (US)
38AQI (US)
23AQI (US)
47AQI (US)
52AQI (US)
55AQI (US)
19AQI (US)
22AQI (US)
34AQI (US)
36AQI (US)
30AQI (US)
29AQI (US)
35AQI (US)
38AQI (US)
41AQI (US)
45AQI (US)
40AQI (US)
40AQI (US)
78AQI (US)
63AQI (US)
53AQI (US)
46AQI (US)
61AQI (US)
64AQI (US)
68AQI (US)
61AQI (US)
63AQI (US)
54AQI (US)
40AQI (US)
16AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
37AQI (US)
46AQI (US)
15AQI (US)
18AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
21AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
25AQI (US)
25AQI (US)
30AQI (US)
28AQI (US)
28AQI (US)
31AQI (US)
24AQI (US)
19AQI (US)
19AQI (US)
21AQI (US)
21AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
29AQI (US)
42AQI (US)
56AQI (US)
59AQI (US)
13AQI (US)
23AQI (US)
25AQI (US)
21AQI (US)
20AQI (US)
23AQI (US)
25AQI (US)
25AQI (US)
27AQI (US)
29AQI (US)
28AQI (US)
30AQI (US)
33AQI (US)
27AQI (US)
27AQI (US)
39AQI (US)
62AQI (US)
56AQI (US)
53AQI (US)
74AQI (US)
93AQI (US)
51AQI (US)
37AQI (US)
44AQI (US)
35AQI (US)
37AQI (US)
38AQI (US)
40AQI (US)
49AQI (US)
34AQI (US)
41AQI (US)
44AQI (US)
44AQI (US)
32AQI (US)
40AQI (US)
52AQI (US)
39AQI (US)
43AQI (US)
27AQI (US)
38AQI (US)
43AQI (US)
No. of days
202639AQI (US)
Highest AQI (US) recorded in
March52AQI (US)
Lowest AQI (US) recorded in
June27AQI (US)
202545AQI (US)
Highest AQI (US) recorded in
July54AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202439AQI (US)
Highest AQI (US) recorded in
April48AQI (US)
Lowest AQI (US) recorded in
December32AQI (US)
202342AQI (US)
Highest AQI (US) recorded in
April50AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202242AQI (US)
Highest AQI (US) recorded in
May51AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202138AQI (US)
Highest AQI (US) recorded in
February44AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
202039AQI (US)
Highest AQI (US) recorded in
August56AQI (US)
Lowest AQI (US) recorded in
July28AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Tsuyama's annual 2026 AQI (US) (39) shows an average percentage change of -4.1% (improved AQI (US)) compared to previous years: 2020 (39), 2021 (38), 2022 (42), 2023 (42), 2024 (39), 2025 (45).