Oakashicho, Hyogo, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
October Air Quality Analysis
Oakashicho, Hyogo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (16th October ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 2nd highest AQI at 49 of Good air quality, showing improvement over 2023 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 16th Oct - 17th Oct 2025
Oakashicho, Hyogo, Japan
5 AM16th Oct 2025
5 PM
4 AM17th Oct 2025
52AQI
35AQI
62AQI
38AQI
In the last 24 hours,
Oakashicho's AQI reached its highest point of 62 at 1 AM during the Night, while the lowest point, 35, was recorded at 3 PM during the Day between 16th Oct and 17th Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Oakashicho, Hyogo, Japan
29°C27/31°C
27°C24/30°C
26°C23/29°C
26°C25/28°C
25°C22/27°C
23°C21/27°C
23°C22/24°C
25°C22/27°C
25°C24/27°C
26°C24/29°C
24°C21/28°C
24°C21/27°C
25°C22/27°C
23°C21/26°C
24°C21/27°C
23°C21/27°C
22°C21/23°C
22°C21/24°C
24°C23/26°C
23°C21/27°C
24°C21/27°C
25°C23/29°C
23°C20/26°C
22°C19/25°C
24°C22/26°C
24°C24/26°C
24°C22/26°C
24°C21/27°C
24°C22/26°C
24°C22/26°C
--°C/°C
45AQI
38AQI
45AQI
44AQI
2025 Days Vs Air Quality
Oakashicho, Hyogo, Japan
66%
192
33%
96
0.3%
1
Total number of days with different AQI categories in last 290 days in 2025 (75 days remaining)
Under WHO’s Safe Air Quality Limits: 66%
Health Risk Level:
Moderate
In 2025, 66% of 290 days were within WHO’s safe air quality limits, and 34% exceeded them. The risk of health issues is Moderate, particularly for individuals with respiratory or heart conditions.
Annual Air Quality Insights
Oakashicho, Hyogo, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
33AQI
42AQI
33AQI
33AQI
35AQI
41AQI
34AQI
34AQI
31AQI
27AQI
31AQI
38AQI
39AQI
51AQI
43AQI
40AQI
34AQI
36AQI
42AQI
54AQI
44AQI
66AQI
79AQI
68AQI
48AQI
42AQI
36AQI
38AQI
32AQI
43AQI
69AQI
72AQI
46AQI
55AQI
40AQI
42AQI
34AQI
39AQI
30AQI
32AQI
33AQI
30AQI
42AQI
31AQI
46AQI
29AQI
59AQI
41AQI
40AQI
33AQI
33AQI
32AQI
35AQI
34AQI
33AQI
37AQI
40AQI
67AQI
69AQI
92AQI
103AQI
55AQI
49AQI
35AQI
39AQI
35AQI
39AQI
38AQI
44AQI
39AQI
49AQI
55AQI
49AQI
38AQI
26AQI
39AQI
34AQI
29AQI
48AQI
56AQI
66AQI
69AQI
75AQI
70AQI
87AQI
63AQI
46AQI
43AQI
34AQI
38AQI
36AQI
37AQI
25AQI
31AQI
38AQI
44AQI
50AQI
51AQI
57AQI
59AQI
59AQI
56AQI
38AQI
53AQI
29AQI
47AQI
48AQI
57AQI
60AQI
51AQI
46AQI
49AQI
40AQI
31AQI
63AQI
60AQI
63AQI
54AQI
52AQI
64AQI
59AQI
42AQI
52AQI
40AQI
46AQI
26AQI
33AQI
31AQI
42AQI
33AQI
37AQI
52AQI
57AQI
61AQI
56AQI
52AQI
46AQI
53AQI
56AQI
64AQI
38AQI
37AQI
49AQI
36AQI
27AQI
30AQI
36AQI
31AQI
42AQI
34AQI
40AQI
47AQI
49AQI
31AQI
50AQI
49AQI
51AQI
56AQI
64AQI
53AQI
33AQI
41AQI
53AQI
53AQI
41AQI
35AQI
46AQI
40AQI
51AQI
55AQI
59AQI
50AQI
45AQI
41AQI
36AQI
35AQI
38AQI
52AQI
55AQI
53AQI
56AQI
60AQI
79AQI
82AQI
86AQI
87AQI
75AQI
72AQI
76AQI
84AQI
69AQI
60AQI
59AQI
54AQI
46AQI
53AQI
56AQI
41AQI
44AQI
38AQI
34AQI
32AQI
35AQI
34AQI
31AQI
27AQI
27AQI
26AQI
27AQI
34AQI
37AQI
40AQI
46AQI
46AQI
47AQI
60AQI
50AQI
54AQI
48AQI
51AQI
50AQI
47AQI
38AQI
36AQI
41AQI
47AQI
44AQI
45AQI
43AQI
48AQI
46AQI
47AQI
46AQI
42AQI
50AQI
55AQI
56AQI
56AQI
55AQI
53AQI
56AQI
56AQI
55AQI
42AQI
35AQI
40AQI
34AQI
27AQI
29AQI
34AQI
37AQI
37AQI
36AQI
30AQI
31AQI
29AQI
38AQI
39AQI
47AQI
52AQI
39AQI
37AQI
43AQI
31AQI
35AQI
41AQI
38AQI
36AQI
35AQI
28AQI
29AQI
30AQI
23AQI
33AQI
45AQI
49AQI
51AQI
49AQI
55AQI
57AQI
58AQI
53AQI
55AQI
55AQI
51AQI
50AQI
51AQI
52AQI
49AQI
42AQI
41AQI
51AQI
48AQI
43AQI
47AQI
52AQI
49AQI
35AQI
51AQI
No. of days
202546AQI
Highest AQI recorded in
July52AQI
Lowest AQI recorded in
September35AQI
202439AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
December34AQI
202345AQI
Highest AQI recorded in
April54AQI
Lowest AQI recorded in
August32AQI
202242AQI
Highest AQI recorded in
March54AQI
Lowest AQI recorded in
October32AQI
202141AQI
Highest AQI recorded in
March48AQI
Lowest AQI recorded in
August35AQI
202042AQI
Highest AQI recorded in
August57AQI
Lowest AQI recorded in
September31AQI
Most & Least Polluted Years Over the Last 6 Years
Oakashicho's annual 2025 AQI (46) shows an average percentage change of 9.8% (worsened AQI) compared to previous years: 2020 (42), 2021 (41), 2022 (42), 2023 (45), 2024 (39).