Chuomachi, Toyooka, Hyogo, 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
Chuomachi, Toyooka, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (10th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 37 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Chuomachi, Toyooka, Hyogo, Japan
5 AM11th Aug 2025
7 PM
4 AM12th Aug 2025
AQI
AQI
43AQI
16AQI
In the last 24 hours,
Chuomachi's AQI reached its highest point of 43 at 2 AM during the Night, while the lowest point, 16, was recorded at 2 PM during the Night between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chuomachi, Toyooka, Hyogo, Japan
26°C22/33°C
25°C22/30°C
26°C22/32°C
26°C23/31°C
24°C21/26°C
25°C22/30°C
26°C22/31°C
27°C22/32°C
27°C23/33°C
27°C23/33°C
27°C22/34°C
28°C23/34°C
28°C23/34°C
28°C23/34°C
28°C23/34°C
27°C23/33°C
28°C23/34°C
28°C23/34°C
28°C24/33°C
26°C23/31°C
26°C22/31°C
27°C22/33°C
28°C23/35°C
28°C25/34°C
27°C24/35°C
26°C22/31°C
24°C21/29°C
24°C20/30°C
23°C21/25°C
--°C/°C
--°C/°C
44AQI
36AQI
45AQI
42AQI
2025 Days Vs Air Quality
Chuomachi, Toyooka, Hyogo, Japan
73%
161
27%
61
Total number of days with different AQI categories in last 223 days in 2025 (142 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 223 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
Chuomachi, Toyooka, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
37AQI
29AQI
31AQI
28AQI
36AQI
31AQI
29AQI
28AQI
25AQI
24AQI
28AQI
30AQI
43AQI
32AQI
35AQI
30AQI
30AQI
35AQI
36AQI
39AQI
46AQI
60AQI
52AQI
43AQI
37AQI
31AQI
31AQI
34AQI
42AQI
74AQI
59AQI
50AQI
47AQI
41AQI
39AQI
33AQI
34AQI
31AQI
29AQI
30AQI
29AQI
31AQI
28AQI
33AQI
28AQI
38AQI
37AQI
31AQI
31AQI
28AQI
27AQI
30AQI
29AQI
31AQI
32AQI
48AQI
47AQI
56AQI
52AQI
52AQI
41AQI
36AQI
29AQI
34AQI
35AQI
38AQI
38AQI
39AQI
35AQI
30AQI
49AQI
42AQI
35AQI
23AQI
28AQI
25AQI
31AQI
42AQI
53AQI
56AQI
72AQI
66AQI
78AQI
71AQI
69AQI
48AQI
44AQI
35AQI
37AQI
35AQI
30AQI
22AQI
27AQI
35AQI
45AQI
47AQI
53AQI
49AQI
59AQI
58AQI
55AQI
39AQI
52AQI
31AQI
47AQI
48AQI
60AQI
62AQI
49AQI
43AQI
46AQI
26AQI
28AQI
64AQI
54AQI
60AQI
51AQI
53AQI
61AQI
56AQI
44AQI
47AQI
39AQI
43AQI
28AQI
33AQI
29AQI
36AQI
34AQI
38AQI
49AQI
53AQI
58AQI
57AQI
52AQI
42AQI
53AQI
54AQI
66AQI
60AQI
42AQI
50AQI
39AQI
32AQI
30AQI
33AQI
32AQI
38AQI
37AQI
40AQI
47AQI
49AQI
31AQI
41AQI
39AQI
50AQI
52AQI
65AQI
54AQI
31AQI
46AQI
51AQI
47AQI
35AQI
30AQI
41AQI
34AQI
45AQI
49AQI
55AQI
57AQI
62AQI
41AQI
42AQI
45AQI
43AQI
54AQI
52AQI
50AQI
57AQI
67AQI
87AQI
76AQI
87AQI
74AQI
66AQI
60AQI
60AQI
76AQI
75AQI
60AQI
57AQI
54AQI
41AQI
48AQI
57AQI
36AQI
40AQI
37AQI
34AQI
35AQI
40AQI
45AQI
47AQI
40AQI
32AQI
29AQI
31AQI
40AQI
45AQI
45AQI
46AQI
42AQI
44AQI
59AQI
48AQI
46AQI
43AQI
39AQI
39AQI
37AQI
36AQI
36AQI
44AQI
46AQI
43AQI
47AQI
52AQI
44AQI
No. of days
202544AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
February36AQI
202436AQI
Highest AQI recorded in
April48AQI
Lowest AQI recorded in
December30AQI
202340AQI
Highest AQI recorded in
April63AQI
Lowest AQI recorded in
August26AQI
202238AQI
Highest AQI recorded in
May47AQI
Lowest AQI recorded in
December31AQI
202139AQI
Highest AQI recorded in
June49AQI
Lowest AQI recorded in
September33AQI
202038AQI
Highest AQI recorded in
August58AQI
Lowest AQI recorded in
July28AQI
Most & Least Polluted Years Over the Last 6 Years
Chuomachi's annual 2025 AQI (44) shows an average percentage change of 14.6% (worsened AQI) compared to previous years: 2020 (38), 2021 (39), 2022 (38), 2023 (40), 2024 (36).