Yamanome, Tateishi, Iwate, 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
Yamanome, Tateishi, Iwate, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 34 of Good air quality, showing improvement over 2023 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Yamanome, Tateishi, Iwate, Japan
4 AM3rd Aug 2025
6 PM
3 AM4th Aug 2025
AQI
AQI
48AQI
29AQI
In the last 24 hours,
Yamanome's AQI reached its highest point of 48 at 12 PM during the Night, while the lowest point, 29, was recorded at 9 AM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Yamanome, Tateishi, Iwate, Japan
25°C21/31°C
25°C20/32°C
27°C21/34°C
26°C22/33°C
25°C21/32°C
22°C18/25°C
19°C15/23°C
18°C14/22°C
21°C14/28°C
22°C20/26°C
23°C21/25°C
24°C22/29°C
23°C21/28°C
24°C20/29°C
24°C20/30°C
26°C21/33°C
27°C21/36°C
28°C22/35°C
27°C22/35°C
27°C22/35°C
27°C22/35°C
25°C21/31°C
27°C22/34°C
27°C21/34°C
27°C21/35°C
25°C19/32°C
24°C19/31°C
24°C18/30°C
27°C23/34°C
--°C/°C
--°C/°C
45AQI
45AQI
47AQI
43AQI
2025 Days Vs Air Quality
Yamanome, Tateishi, Iwate, Japan
94%
201
6%
13
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 215 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
Yamanome, Tateishi, Iwate, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
28AQI
27AQI
26AQI
26AQI
26AQI
34AQI
29AQI
27AQI
23AQI
21AQI
23AQI
24AQI
24AQI
31AQI
27AQI
26AQI
23AQI
27AQI
28AQI
41AQI
47AQI
45AQI
44AQI
43AQI
34AQI
31AQI
29AQI
30AQI
26AQI
28AQI
27AQI
27AQI
27AQI
27AQI
27AQI
26AQI
27AQI
27AQI
30AQI
26AQI
28AQI
29AQI
30AQI
29AQI
30AQI
27AQI
33AQI
42AQI
28AQI
32AQI
26AQI
27AQI
26AQI
27AQI
27AQI
31AQI
37AQI
32AQI
52AQI
48AQI
60AQI
38AQI
40AQI
33AQI
31AQI
29AQI
32AQI
32AQI
36AQI
40AQI
42AQI
46AQI
36AQI
34AQI
29AQI
20AQI
26AQI
24AQI
28AQI
46AQI
50AQI
31AQI
35AQI
58AQI
47AQI
59AQI
47AQI
34AQI
33AQI
29AQI
26AQI
21AQI
20AQI
18AQI
22AQI
29AQI
24AQI
31AQI
25AQI
34AQI
39AQI
29AQI
25AQI
20AQI
21AQI
23AQI
39AQI
42AQI
48AQI
43AQI
38AQI
35AQI
30AQI
27AQI
25AQI
49AQI
43AQI
44AQI
27AQI
21AQI
23AQI
21AQI
29AQI
28AQI
28AQI
30AQI
22AQI
33AQI
34AQI
23AQI
25AQI
30AQI
34AQI
43AQI
40AQI
48AQI
34AQI
41AQI
42AQI
51AQI
52AQI
44AQI
42AQI
37AQI
26AQI
25AQI
29AQI
30AQI
34AQI
31AQI
24AQI
21AQI
32AQI
38AQI
29AQI
33AQI
40AQI
53AQI
57AQI
59AQI
46AQI
44AQI
37AQI
33AQI
35AQI
26AQI
23AQI
27AQI
34AQI
39AQI
33AQI
36AQI
37AQI
34AQI
35AQI
37AQI
34AQI
34AQI
33AQI
35AQI
40AQI
42AQI
41AQI
50AQI
47AQI
46AQI
49AQI
53AQI
53AQI
56AQI
51AQI
48AQI
46AQI
49AQI
43AQI
44AQI
49AQI
47AQI
50AQI
47AQI
46AQI
44AQI
43AQI
45AQI
43AQI
45AQI
45AQI
45AQI
41AQI
48AQI
42AQI
39AQI
35AQI
34AQI
30AQI
30AQI
38AQI
31AQI
33AQI
36AQI
46AQI
35AQI
No. of days
202535AQI
Highest AQI recorded in
July46AQI
Lowest AQI recorded in
January30AQI
202435AQI
Highest AQI recorded in
April46AQI
Lowest AQI recorded in
December26AQI
202335AQI
Highest AQI recorded in
April45AQI
Lowest AQI recorded in
December29AQI
202232AQI
Highest AQI recorded in
May39AQI
Lowest AQI recorded in
December27AQI
202131AQI
Highest AQI recorded in
June37AQI
Lowest AQI recorded in
October26AQI
202028AQI
Highest AQI recorded in
August36AQI
Lowest AQI recorded in
July22AQI
Most & Least Polluted Years Over the Last 6 Years
Yamanome's annual 2025 AQI (35) shows an average percentage change of 9.3% (worsened AQI) compared to previous years: 2020 (28), 2021 (31), 2022 (32), 2023 (35), 2024 (35).