Osakicho, Toyohashi, Aichi, 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
Osakicho, Toyohashi, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (31st August ):
On this day, AQI across the 4 years varied significantly: 2025 ranks 1st highest AQI at 22 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report
2025 Days Vs Air Quality
Osakicho, Toyohashi, Aichi, Japan
94%
199
6%
12
Total number of days with different AQI categories in last 213 days in 2025 (152 days remaining)
Under WHO’s Safe Air Quality Limits: 94%
Health Risk Level:
Very Low
In 2025, 94% of 213 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
Osakicho, Toyohashi, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
29AQI
29AQI
31AQI
30AQI
26AQI
23AQI
27AQI
25AQI
26AQI
23AQI
26AQI
24AQI
27AQI
30AQI
31AQI
23AQI
28AQI
25AQI
26AQI
26AQI
29AQI
31AQI
37AQI
36AQI
37AQI
32AQI
26AQI
30AQI
28AQI
31AQI
34AQI
38AQI
28AQI
32AQI
32AQI
30AQI
31AQI
32AQI
30AQI
30AQI
30AQI
31AQI
25AQI
32AQI
29AQI
31AQI
32AQI
34AQI
30AQI
31AQI
29AQI
30AQI
32AQI
32AQI
33AQI
33AQI
37AQI
40AQI
43AQI
42AQI
43AQI
32AQI
35AQI
23AQI
32AQI
31AQI
32AQI
34AQI
35AQI
32AQI
33AQI
37AQI
24AQI
23AQI
18AQI
16AQI
16AQI
15AQI
20AQI
32AQI
34AQI
40AQI
38AQI
53AQI
85AQI
65AQI
45AQI
38AQI
35AQI
33AQI
26AQI
29AQI
21AQI
19AQI
21AQI
15AQI
18AQI
22AQI
20AQI
27AQI
25AQI
26AQI
21AQI
25AQI
19AQI
22AQI
25AQI
30AQI
36AQI
28AQI
26AQI
22AQI
22AQI
16AQI
27AQI
26AQI
27AQI
23AQI
27AQI
30AQI
26AQI
22AQI
22AQI
19AQI
19AQI
18AQI
18AQI
16AQI
17AQI
15AQI
16AQI
20AQI
22AQI
23AQI
26AQI
23AQI
23AQI
24AQI
26AQI
31AQI
26AQI
28AQI
22AQI
21AQI
17AQI
18AQI
16AQI
16AQI
18AQI
17AQI
16AQI
16AQI
19AQI
16AQI
19AQI
21AQI
22AQI
24AQI
31AQI
23AQI
19AQI
19AQI
21AQI
20AQI
18AQI
16AQI
19AQI
21AQI
25AQI
28AQI
28AQI
23AQI
18AQI
16AQI
17AQI
16AQI
16AQI
20AQI
19AQI
19AQI
32AQI
39AQI
42AQI
50AQI
49AQI
68AQI
61AQI
74AQI
78AQI
79AQI
60AQI
55AQI
54AQI
52AQI
45AQI
48AQI
49AQI
47AQI
41AQI
34AQI
32AQI
30AQI
28AQI
27AQI
27AQI
25AQI
25AQI
24AQI
26AQI
32AQI
34AQI
29AQI
32AQI
35AQI
24AQI
21AQI
21AQI
45AQI
No. of days
202529AQI
Highest AQI recorded in
July45AQI
Lowest AQI recorded in
May21AQI
202437AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
December27AQI
202340AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
August27AQI
202237AQI
Highest AQI recorded in
March49AQI
Lowest AQI recorded in
August24AQI
202137AQI
Highest AQI recorded in
May42AQI
Lowest AQI recorded in
August32AQI
202032AQI
Highest AQI recorded in
June44AQI
Lowest AQI recorded in
September13AQI
Most & Least Polluted Years Over the Last 6 Years
Osakicho's annual 2025 AQI (29) shows an average percentage change of -19.4% (improved AQI) compared to previous years: 2020 (32), 2021 (37), 2022 (37), 2023 (40), 2024 (37).
