Hebita, Ishizaki, Miyagi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Hebita, Ishizaki, Miyagi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (29th September ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 47 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 30th Sep - 1st Oct 2025
Hebita, Ishizaki, Miyagi, Japan
5 AM30th Sep 2025
5 PM
4 AM1st Oct 2025
AQI
AQI
64AQI
42AQI
In the last 24 hours,
Hebita's AQI reached its highest point of 64 at 4 PM during the Night, while the lowest point, 42, was recorded at 11 PM during the Night between 30th Sep and 1st Oct 2025.
Day & Night AQI Trend : Sep - Oct 2025
Hebita, Ishizaki, Miyagi, Japan
26°C24/29°C
27°C25/31°C
26°C22/30°C
24°C21/26°C
23°C22/24°C
23°C20/28°C
25°C21/27°C
24°C22/25°C
24°C22/26°C
24°C22/26°C
22°C20/23°C
22°C21/24°C
23°C22/24°C
24°C21/27°C
23°C21/25°C
25°C22/28°C
26°C23/29°C
22°C19/24°C
20°C17/22°C
21°C19/23°C
21°C17/24°C
19°C16/22°C
19°C17/21°C
20°C19/22°C
21°C20/23°C
22°C18/26°C
21°C17/25°C
21°C16/24°C
22°C18/25°C
--°C/°C
--°C/°C
32AQI
26AQI
33AQI
29AQI
2025 Days Vs Air Quality
Hebita, Ishizaki, Miyagi, Japan
97%
264
3%
8
Total number of days with different AQI categories in last 273 days in 2025 (92 days remaining)
Under WHO’s Safe Air Quality Limits: 97%
Health Risk Level:
Very Low
In 2025, 97% of 273 days were within WHO’s safe air quality limits. The risk of health issues is Very Low, but health impacts are still unclear.
Annual Air Quality Insights
Hebita, Ishizaki, Miyagi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
36AQI
28AQI
22AQI
24AQI
30AQI
24AQI
22AQI
21AQI
19AQI
22AQI
21AQI
22AQI
30AQI
25AQI
23AQI
21AQI
23AQI
39AQI
33AQI
46AQI
32AQI
38AQI
35AQI
28AQI
25AQI
25AQI
24AQI
22AQI
23AQI
26AQI
24AQI
26AQI
25AQI
26AQI
22AQI
23AQI
27AQI
22AQI
22AQI
24AQI
23AQI
28AQI
25AQI
27AQI
23AQI
30AQI
40AQI
25AQI
30AQI
22AQI
22AQI
23AQI
22AQI
22AQI
28AQI
40AQI
32AQI
54AQI
46AQI
62AQI
35AQI
34AQI
24AQI
25AQI
23AQI
30AQI
28AQI
34AQI
38AQI
45AQI
48AQI
48AQI
39AQI
30AQI
19AQI
25AQI
22AQI
29AQI
44AQI
53AQI
32AQI
39AQI
48AQI
48AQI
49AQI
45AQI
40AQI
39AQI
37AQI
37AQI
35AQI
33AQI
33AQI
35AQI
37AQI
36AQI
40AQI
34AQI
41AQI
42AQI
39AQI
35AQI
33AQI
31AQI
34AQI
40AQI
44AQI
45AQI
40AQI
37AQI
39AQI
37AQI
36AQI
37AQI
46AQI
45AQI
40AQI
36AQI
36AQI
34AQI
32AQI
36AQI
36AQI
35AQI
37AQI
38AQI
40AQI
38AQI
34AQI
34AQI
34AQI
39AQI
42AQI
41AQI
44AQI
42AQI
41AQI
40AQI
46AQI
49AQI
44AQI
42AQI
38AQI
36AQI
35AQI
36AQI
36AQI
37AQI
35AQI
33AQI
33AQI
38AQI
40AQI
35AQI
38AQI
42AQI
49AQI
49AQI
49AQI
44AQI
41AQI
38AQI
38AQI
37AQI
34AQI
33AQI
36AQI
37AQI
41AQI
32AQI
33AQI
29AQI
35AQI
37AQI
39AQI
30AQI
32AQI
32AQI
35AQI
40AQI
43AQI
42AQI
48AQI
51AQI
48AQI
52AQI
53AQI
54AQI
56AQI
46AQI
43AQI
43AQI
46AQI
39AQI
42AQI
46AQI
47AQI
46AQI
43AQI
45AQI
44AQI
43AQI
47AQI
47AQI
48AQI
50AQI
50AQI
43AQI
50AQI
43AQI
40AQI
36AQI
36AQI
39AQI
42AQI
39AQI
37AQI
33AQI
29AQI
29AQI
31AQI
28AQI
30AQI
29AQI
32AQI
32AQI
30AQI
34AQI
34AQI
37AQI
45AQI
42AQI
43AQI
46AQI
44AQI
41AQI
46AQI
40AQI
34AQI
37AQI
39AQI
37AQI
41AQI
37AQI
32AQI
27AQI
24AQI
27AQI
28AQI
31AQI
35AQI
35AQI
33AQI
38AQI
30AQI
31AQI
31AQI
32AQI
34AQI
26AQI
25AQI
24AQI
23AQI
23AQI
23AQI
23AQI
27AQI
28AQI
18AQI
19AQI
47AQI
27AQI
27AQI
37AQI
38AQI
38AQI
38AQI
46AQI
36AQI
29AQI
No. of days
202535AQI
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
January27AQI
202433AQI
Highest AQI recorded in
September43AQI
Lowest AQI recorded in
January17AQI
202319AQI
Highest AQI recorded in
December21AQI
Lowest AQI recorded in
November7AQI
202032AQI
Highest AQI recorded in
September32AQI
Lowest AQI recorded in
September32AQI
Most & Least Polluted Years Over the Last 4 Years
Hebita's annual 2025 AQI (35) shows an average percentage change of 33.8% (worsened AQI) compared to previous years: 2020 (32), 2023 (19), 2024 (33).