Yazakogondai, Owariasahi, Aichi, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
February Air Quality Analysis
Yazakogondai, Owariasahi, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (16th February):
On this day, AQI across the 5 years varied significantly: 2026 ranks 1st highest AQI at 49 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 15th Feb - 16th Feb 2026
Yazakogondai, Owariasahi, Aichi, Japan
6 AM15th Feb 2026
5 PM
5 AM16th Feb 2026
68AQI
49AQI
63AQI
46AQI
In the last 24 hours,
Yazakogondai's AQI reached its highest point of 68 at 10 AM during the Day, while the lowest point, 46, was recorded at 7 PM during the Night between 15th Feb and 16th Feb 2026.
Day & Night AQI Trend : Jan - Feb 2026
Yazakogondai, Owariasahi, Aichi, Japan
6°C2/11°C
7°C2/13°C
6°C-1/10°C
1°C-1/5°C
0°C-3/3°C
0°C-2/4°C
2°C-1/6°C
1°C-2/4°C
1°C-2/4°C
3°C0/8°C
3°C-1/7°C
2°C-1/6°C
1°C-3/5°C
1°C-2/6°C
2°C-2/7°C
3°C0/7°C
3°C-1/7°C
4°C-1/9°C
6°C2/11°C
8°C5/13°C
5°C3/8°C
2°C-1/4°C
3°C-1/7°C
5°C0/9°C
6°C5/9°C
6°C2/10°C
7°C3/12°C
8°C4/13°C
12°C8/17°C
10°C5/14°C
52AQI
31AQI
50AQI
30AQI
2026 Days Vs Air Quality
Yazakogondai, Owariasahi, Aichi, Japan
85%
40
15%
7
Total number of days with different AQI categories in last 48 days in 2026 (317 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% of 48 days were within WHO’s safe air quality limits. The risk of health issues is Low, but the long-term effects, especially on vulnerable individuals, remain uncertain.
Annual Air Quality Insights
Yazakogondai, Owariasahi, Aichi, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
27AQI (US)
14AQI (US)
16AQI (US)
25AQI (US)
38AQI (US)
24AQI (US)
21AQI (US)
25AQI (US)
21AQI (US)
23AQI (US)
32AQI (US)
19AQI (US)
38AQI (US)
20AQI (US)
30AQI (US)
57AQI (US)
48AQI (US)
56AQI (US)
61AQI (US)
34AQI (US)
16AQI (US)
19AQI (US)
34AQI (US)
40AQI (US)
42AQI (US)
32AQI (US)
38AQI (US)
31AQI (US)
28AQI (US)
35AQI (US)
34AQI (US)
33AQI (US)
44AQI (US)
33AQI (US)
32AQI (US)
33AQI (US)
45AQI (US)
14AQI (US)
16AQI (US)
30AQI (US)
39AQI (US)
38AQI (US)
51AQI (US)
51AQI (US)
66AQI (US)
56AQI (US)
49AQI (US)
32AQI (US)
39AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
February39AQI (US)
Lowest AQI (US) recorded in
January32AQI (US)
202533AQI (US)
Highest AQI (US) recorded in
August47AQI (US)
Lowest AQI (US) recorded in
June20AQI (US)
202428AQI (US)
Highest AQI (US) recorded in
April36AQI (US)
Lowest AQI (US) recorded in
January23AQI (US)
202325AQI (US)
Highest AQI (US) recorded in
May33AQI (US)
Lowest AQI (US) recorded in
August18AQI (US)
202229AQI (US)
Highest AQI (US) recorded in
May46AQI (US)
Lowest AQI (US) recorded in
August14AQI (US)
202123AQI (US)
Highest AQI (US) recorded in
June34AQI (US)
Lowest AQI (US) recorded in
January11AQI (US)
202013AQI (US)
Highest AQI (US) recorded in
August20AQI (US)
Lowest AQI (US) recorded in
September10AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Yazakogondai's annual 2026 AQI (US) (34) shows an average percentage change of 46.9% (worsened AQI (US)) compared to previous years: 2020 (13), 2021 (23), 2022 (29), 2023 (25), 2024 (28), 2025 (33).