Daiwanishi, 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
Daiwanishi, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (4th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 55 of Moderate air quality, showing improvement over 2024 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 5th Aug - 6th Aug 2025
Daiwanishi, Hyogo, Japan
5 AM5th Aug 2025
7 PM
4 AM6th Aug 2025
AQI
AQI
58AQI
46AQI
In the last 24 hours,
Daiwanishi's AQI reached its highest point of 58 at 10 AM during the Night, while the lowest point, 46, was recorded at 6 PM during the Night between 5th Aug and 6th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Daiwanishi, Hyogo, Japan
30°C25/36°C
29°C26/35°C
29°C25/35°C
29°C25/36°C
29°C25/35°C
28°C24/34°C
28°C25/34°C
27°C24/33°C
28°C25/32°C
28°C25/32°C
25°C23/27°C
27°C23/31°C
27°C23/33°C
28°C24/33°C
29°C25/33°C
29°C25/33°C
29°C25/34°C
29°C25/34°C
29°C26/34°C
29°C26/35°C
29°C25/35°C
29°C26/35°C
30°C26/37°C
30°C26/36°C
30°C26/36°C
30°C26/34°C
30°C26/35°C
30°C26/36°C
30°C27/34°C
--°C/°C
--°C/°C
50AQI
38AQI
49AQI
45AQI
2025 Days Vs Air Quality
Daiwanishi, Hyogo, Japan
73%
157
27%
59
Total number of days with different AQI categories in last 217 days in 2025 (148 days remaining)
Under WHO’s Safe Air Quality Limits: 73%
Health Risk Level:
Low
In 2025, 73% of 217 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
Daiwanishi, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
32AQI
39AQI
32AQI
32AQI
31AQI
32AQI
32AQI
30AQI
29AQI
25AQI
25AQI
39AQI
39AQI
51AQI
42AQI
40AQI
35AQI
33AQI
33AQI
42AQI
36AQI
54AQI
69AQI
58AQI
45AQI
39AQI
36AQI
36AQI
32AQI
40AQI
72AQI
67AQI
46AQI
52AQI
39AQI
39AQI
33AQI
37AQI
30AQI
29AQI
29AQI
29AQI
39AQI
30AQI
38AQI
28AQI
48AQI
37AQI
37AQI
31AQI
29AQI
29AQI
32AQI
32AQI
32AQI
33AQI
41AQI
61AQI
60AQI
64AQI
74AQI
45AQI
44AQI
31AQI
38AQI
32AQI
38AQI
35AQI
39AQI
30AQI
35AQI
46AQI
41AQI
35AQI
23AQI
32AQI
27AQI
28AQI
43AQI
55AQI
61AQI
71AQI
70AQI
70AQI
91AQI
60AQI
46AQI
42AQI
34AQI
37AQI
30AQI
30AQI
22AQI
27AQI
38AQI
40AQI
46AQI
47AQI
51AQI
54AQI
54AQI
52AQI
33AQI
50AQI
27AQI
46AQI
47AQI
58AQI
57AQI
49AQI
42AQI
47AQI
26AQI
27AQI
64AQI
53AQI
60AQI
44AQI
53AQI
62AQI
57AQI
40AQI
47AQI
38AQI
43AQI
25AQI
30AQI
29AQI
36AQI
29AQI
33AQI
49AQI
53AQI
57AQI
53AQI
49AQI
42AQI
49AQI
54AQI
63AQI
43AQI
38AQI
51AQI
38AQI
27AQI
29AQI
30AQI
31AQI
38AQI
36AQI
38AQI
43AQI
48AQI
28AQI
47AQI
47AQI
46AQI
54AQI
62AQI
46AQI
30AQI
38AQI
45AQI
48AQI
35AQI
35AQI
41AQI
40AQI
49AQI
53AQI
56AQI
52AQI
48AQI
42AQI
39AQI
37AQI
38AQI
51AQI
46AQI
49AQI
55AQI
60AQI
77AQI
84AQI
89AQI
89AQI
80AQI
71AQI
73AQI
81AQI
66AQI
58AQI
58AQI
54AQI
47AQI
51AQI
56AQI
42AQI
44AQI
40AQI
37AQI
35AQI
36AQI
39AQI
35AQI
31AQI
28AQI
27AQI
30AQI
37AQI
39AQI
40AQI
44AQI
45AQI
48AQI
55AQI
39AQI
38AQI
46AQI
45AQI
41AQI
45AQI
53AQI
48AQI
No. of days
202544AQI
Highest AQI recorded in
July53AQI
Lowest AQI recorded in
February38AQI
202435AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
December31AQI
202336AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
August28AQI
202237AQI
Highest AQI recorded in
May46AQI
Lowest AQI recorded in
August23AQI
202133AQI
Highest AQI recorded in
March37AQI
Lowest AQI recorded in
October30AQI
202033AQI
Highest AQI recorded in
August51AQI
Lowest AQI recorded in
October26AQI
Most & Least Polluted Years Over the Last 6 Years
Daiwanishi's annual 2025 AQI (44) shows an average percentage change of 25.8% (worsened AQI) compared to previous years: 2020 (33), 2021 (33), 2022 (37), 2023 (36), 2024 (35).