Chita, 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
Chita, Aichi, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (2nd August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 42 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 3rd Aug - 4th Aug 2025
Chita, Aichi, Japan
4 AM3rd Aug 2025
7 PM
3 AM4th Aug 2025
AQI
AQI
68AQI
44AQI
In the last 24 hours,
Chita's AQI reached its highest point of 68 at 11 AM during the Night, while the lowest point, 44, was recorded at 1 PM during the Night between 3rd Aug and 4th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Chita, Aichi, Japan
30°C26/36°C
31°C27/36°C
31°C27/36°C
29°C26/33°C
29°C26/33°C
30°C26/34°C
28°C26/31°C
28°C25/32°C
28°C25/32°C
28°C25/32°C
27°C25/31°C
27°C25/31°C
25°C24/26°C
27°C23/30°C
27°C24/31°C
28°C24/32°C
29°C25/33°C
29°C26/34°C
29°C26/33°C
29°C26/34°C
29°C26/33°C
29°C26/34°C
29°C26/33°C
30°C26/34°C
30°C27/36°C
30°C27/35°C
30°C27/33°C
31°C27/37°C
31°C27/37°C
--°C/°C
--°C/°C
56AQI
36AQI
58AQI
58AQI
2025 Days Vs Air Quality
Chita, Aichi, Japan
93%
198
7%
16
Total number of days with different AQI categories in last 215 days in 2025 (150 days remaining)
Under WHO’s Safe Air Quality Limits: 93%
Health Risk Level:
Very Low
In 2025, 93% 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
Chita, Aichi, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
25AQI
27AQI
27AQI
25AQI
24AQI
21AQI
24AQI
25AQI
24AQI
22AQI
23AQI
23AQI
26AQI
30AQI
28AQI
24AQI
29AQI
24AQI
28AQI
29AQI
32AQI
33AQI
40AQI
35AQI
38AQI
31AQI
31AQI
30AQI
31AQI
29AQI
36AQI
37AQI
29AQI
33AQI
30AQI
30AQI
29AQI
30AQI
27AQI
28AQI
28AQI
29AQI
24AQI
30AQI
28AQI
29AQI
30AQI
34AQI
27AQI
30AQI
28AQI
28AQI
30AQI
30AQI
31AQI
31AQI
35AQI
38AQI
37AQI
40AQI
39AQI
33AQI
29AQI
24AQI
30AQI
31AQI
31AQI
34AQI
33AQI
28AQI
24AQI
32AQI
25AQI
22AQI
20AQI
18AQI
18AQI
14AQI
20AQI
31AQI
35AQI
43AQI
44AQI
57AQI
87AQI
72AQI
47AQI
40AQI
40AQI
40AQI
30AQI
28AQI
21AQI
23AQI
23AQI
18AQI
26AQI
25AQI
22AQI
30AQI
29AQI
28AQI
21AQI
26AQI
20AQI
25AQI
28AQI
36AQI
35AQI
35AQI
27AQI
27AQI
18AQI
16AQI
32AQI
29AQI
32AQI
28AQI
33AQI
31AQI
28AQI
22AQI
21AQI
20AQI
19AQI
17AQI
15AQI
17AQI
16AQI
15AQI
15AQI
20AQI
24AQI
25AQI
26AQI
24AQI
21AQI
26AQI
28AQI
34AQI
33AQI
25AQI
25AQI
22AQI
17AQI
18AQI
18AQI
16AQI
20AQI
17AQI
17AQI
17AQI
20AQI
16AQI
20AQI
20AQI
21AQI
26AQI
31AQI
23AQI
22AQI
22AQI
24AQI
25AQI
21AQI
20AQI
24AQI
24AQI
26AQI
29AQI
30AQI
24AQI
16AQI
15AQI
16AQI
16AQI
16AQI
20AQI
20AQI
23AQI
46AQI
57AQI
81AQI
69AQI
70AQI
84AQI
68AQI
71AQI
82AQI
87AQI
63AQI
53AQI
52AQI
51AQI
41AQI
49AQI
46AQI
41AQI
37AQI
35AQI
33AQI
34AQI
34AQI
33AQI
34AQI
27AQI
26AQI
25AQI
31AQI
37AQI
38AQI
39AQI
46AQI
42AQI
28AQI
30AQI
35AQI
27AQI
21AQI
22AQI
49AQI
44AQI
No. of days
202531AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
May21AQI
202427AQI
Highest AQI recorded in
April34AQI
Lowest AQI recorded in
September22AQI
202326AQI
Highest AQI recorded in
April34AQI
Lowest AQI recorded in
August18AQI
202226AQI
Highest AQI recorded in
May33AQI
Lowest AQI recorded in
August17AQI
202123AQI
Highest AQI recorded in
June31AQI
Lowest AQI recorded in
January17AQI
202018AQI
Highest AQI recorded in
March23AQI
Lowest AQI recorded in
May12AQI
Most & Least Polluted Years Over the Last 6 Years
Chita's annual 2025 AQI (31) shows an average percentage change of 31.5% (worsened AQI) compared to previous years: 2020 (18), 2021 (23), 2022 (26), 2023 (26), 2024 (27).