Omiyacho, Shizuoka, 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
Omiyacho, Shizuoka, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 36 of Good air quality, showing improvement over 2024 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Omiyacho, Shizuoka, Japan
92%
195
8%
17
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 92%
Health Risk Level:
Very Low
In 2025, 92% of 214 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
Omiyacho, Shizuoka, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI
30AQI
27AQI
27AQI
25AQI
28AQI
27AQI
28AQI
27AQI
24AQI
29AQI
27AQI
26AQI
32AQI
34AQI
27AQI
27AQI
27AQI
27AQI
28AQI
35AQI
34AQI
47AQI
53AQI
46AQI
39AQI
30AQI
29AQI
30AQI
29AQI
30AQI
36AQI
30AQI
36AQI
31AQI
31AQI
28AQI
31AQI
30AQI
29AQI
28AQI
31AQI
25AQI
26AQI
32AQI
27AQI
38AQI
36AQI
31AQI
31AQI
31AQI
31AQI
31AQI
32AQI
35AQI
33AQI
33AQI
39AQI
39AQI
46AQI
45AQI
36AQI
33AQI
24AQI
27AQI
29AQI
28AQI
33AQI
33AQI
32AQI
26AQI
39AQI
35AQI
35AQI
21AQI
21AQI
18AQI
15AQI
27AQI
41AQI
41AQI
61AQI
53AQI
66AQI
114AQI
70AQI
63AQI
36AQI
47AQI
31AQI
27AQI
22AQI
21AQI
20AQI
23AQI
22AQI
33AQI
33AQI
48AQI
41AQI
42AQI
43AQI
25AQI
44AQI
22AQI
32AQI
41AQI
53AQI
57AQI
38AQI
42AQI
30AQI
23AQI
22AQI
43AQI
42AQI
45AQI
35AQI
30AQI
36AQI
32AQI
21AQI
23AQI
33AQI
28AQI
21AQI
22AQI
28AQI
25AQI
18AQI
25AQI
29AQI
34AQI
35AQI
32AQI
37AQI
23AQI
40AQI
41AQI
60AQI
45AQI
38AQI
45AQI
39AQI
27AQI
30AQI
28AQI
27AQI
35AQI
19AQI
22AQI
22AQI
23AQI
22AQI
30AQI
36AQI
39AQI
45AQI
56AQI
40AQI
31AQI
25AQI
42AQI
34AQI
26AQI
36AQI
37AQI
42AQI
46AQI
50AQI
37AQI
31AQI
14AQI
18AQI
20AQI
21AQI
24AQI
41AQI
37AQI
37AQI
41AQI
42AQI
47AQI
43AQI
42AQI
61AQI
68AQI
77AQI
82AQI
77AQI
55AQI
50AQI
51AQI
49AQI
40AQI
36AQI
42AQI
42AQI
35AQI
32AQI
31AQI
31AQI
29AQI
32AQI
31AQI
29AQI
27AQI
26AQI
28AQI
35AQI
37AQI
37AQI
36AQI
31AQI
32AQI
40AQI
35AQI
31AQI
33AQI
43AQI
36AQI
No. of days
202535AQI
Highest AQI recorded in
July43AQI
Lowest AQI recorded in
January31AQI
202438AQI
Highest AQI recorded in
March69AQI
Lowest AQI recorded in
December28AQI
202343AQI
Highest AQI recorded in
October69AQI
Lowest AQI recorded in
January32AQI
202237AQI
Highest AQI recorded in
March47AQI
Lowest AQI recorded in
December29AQI
202134AQI
Highest AQI recorded in
May39AQI
Lowest AQI recorded in
January28AQI
202031AQI
Highest AQI recorded in
August41AQI
Lowest AQI recorded in
September24AQI
Most & Least Polluted Years Over the Last 6 Years
Omiyacho's annual 2025 AQI (35) shows an average percentage change of -3.3% (improved AQI) compared to previous years: 2020 (31), 2021 (34), 2022 (37), 2023 (43), 2024 (38).
