Tsuchihashi, Chofugaoka, Tokyo, 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
Tsuchihashi, Chofugaoka, Tokyo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (9th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 28 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 8th Aug - 9th Aug 2026
Tsuchihashi, Chofugaoka, Tokyo, Japan
4 AM8th Aug 2026
6 PM
3 AM9th Aug 2026
29AQI
21AQI
33AQI
21AQI
In the last 24 hours,
Tsuchihashi's AQI reached its highest point of 33 at 8 PM during the Night, while the lowest point, 21, was recorded at 3 AM during the Night between 8th Aug and 9th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Tsuchihashi, Chofugaoka, Tokyo, Japan
27°C24/30°C
26°C25/28°C
27°C25/28°C
28°C25/31°C
29°C26/32°C
30°C27/34°C
28°C26/30°C
28°C25/31°C
28°C25/30°C
30°C27/34°C
31°C28/34°C
31°C28/34°C
31°C28/36°C
29°C27/33°C
29°C25/34°C
28°C25/31°C
27°C24/30°C
26°C24/30°C
29°C25/34°C
31°C28/34°C
30°C28/34°C
30°C27/34°C
30°C25/34°C
25°C24/27°C
25°C23/29°C
26°C23/30°C
29°C26/32°C
29°C27/32°C
29°C26/32°C
28°C26/32°C
40AQI
32AQI
40AQI
33AQI
2026 Days Vs Air Quality
Tsuchihashi, Chofugaoka, Tokyo, Japan
84%
186
16%
35
Total number of days with different AQI categories in last 221 days in 2026 (144 days remaining)
Under WHO’s Safe Air Quality Limits: 84%
Health Risk Level:
Low
In 2026, 84% of 221 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
Tsuchihashi, Chofugaoka, Tokyo, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
19AQI (US)
13AQI (US)
12AQI (US)
22AQI (US)
39AQI (US)
17AQI (US)
21AQI (US)
33AQI (US)
16AQI (US)
28AQI (US)
26AQI (US)
14AQI (US)
36AQI (US)
13AQI (US)
36AQI (US)
50AQI (US)
52AQI (US)
36AQI (US)
45AQI (US)
32AQI (US)
14AQI (US)
22AQI (US)
35AQI (US)
40AQI (US)
48AQI (US)
23AQI (US)
37AQI (US)
10AQI (US)
16AQI (US)
34AQI (US)
34AQI (US)
32AQI (US)
44AQI (US)
28AQI (US)
39AQI (US)
58AQI (US)
52AQI (US)
13AQI (US)
12AQI (US)
33AQI (US)
36AQI (US)
33AQI (US)
36AQI (US)
43AQI (US)
47AQI (US)
54AQI (US)
43AQI (US)
19AQI (US)
28AQI (US)
16AQI (US)
21AQI (US)
43AQI (US)
40AQI (US)
40AQI (US)
41AQI (US)
36AQI (US)
15AQI (US)
43AQI (US)
42AQI (US)
35AQI (US)
81AQI (US)
44AQI (US)
57AQI (US)
55AQI (US)
53AQI (US)
38AQI (US)
26AQI (US)
52AQI (US)
58AQI (US)
57AQI (US)
66AQI (US)
41AQI (US)
46AQI (US)
59AQI (US)
56AQI (US)
52AQI (US)
56AQI (US)
37AQI (US)
33AQI (US)
51AQI (US)
49AQI (US)
48AQI (US)
47AQI (US)
56AQI (US)
32AQI (US)
21AQI (US)
46AQI (US)
52AQI (US)
56AQI (US)
24AQI (US)
20AQI (US)
35AQI (US)
45AQI (US)
44AQI (US)
36AQI (US)
29AQI (US)
26AQI (US)
21AQI (US)
31AQI (US)
46AQI (US)
41AQI (US)
28AQI (US)
32AQI (US)
40AQI (US)
35AQI (US)
32AQI (US)
37AQI (US)
29AQI (US)
36AQI (US)
39AQI (US)
40AQI (US)
47AQI (US)
39AQI (US)
34AQI (US)
46AQI (US)
52AQI (US)
48AQI (US)
42AQI (US)
37AQI (US)
36AQI (US)
47AQI (US)
49AQI (US)
43AQI (US)
28AQI (US)
22AQI (US)
28AQI (US)
30AQI (US)
25AQI (US)
22AQI (US)
28AQI (US)
28AQI (US)
32AQI (US)
40AQI (US)
36AQI (US)
34AQI (US)
86AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
61AQI (US)
60AQI (US)
60AQI (US)
54AQI (US)
59AQI (US)
46AQI (US)
39AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
29AQI (US)
26AQI (US)
24AQI (US)
21AQI (US)
15AQI (US)
23AQI (US)
21AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
34AQI (US)
14AQI (US)
21AQI (US)
23AQI (US)
25AQI (US)
29AQI (US)
22AQI (US)
19AQI (US)
19AQI (US)
22AQI (US)
22AQI (US)
26AQI (US)
29AQI (US)
27AQI (US)
28AQI (US)
26AQI (US)
26AQI (US)
25AQI (US)
22AQI (US)
24AQI (US)
32AQI (US)
18AQI (US)
25AQI (US)
26AQI (US)
23AQI (US)
24AQI (US)
20AQI (US)
22AQI (US)
25AQI (US)
39AQI (US)
48AQI (US)
40AQI (US)
62AQI (US)
48AQI (US)
23AQI (US)
20AQI (US)
29AQI (US)
47AQI (US)
63AQI (US)
57AQI (US)
45AQI (US)
48AQI (US)
25AQI (US)
23AQI (US)
27AQI (US)
36AQI (US)
38AQI (US)
53AQI (US)
62AQI (US)
52AQI (US)
16AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
25AQI (US)
28AQI (US)
28AQI (US)
35AQI (US)
48AQI (US)
37AQI (US)
40AQI (US)
24AQI (US)
34AQI (US)
31AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202534AQI (US)
Highest AQI (US) recorded in
August46AQI (US)
Lowest AQI (US) recorded in
June21AQI (US)
202433AQI (US)
Highest AQI (US) recorded in
July45AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202331AQI (US)
Highest AQI (US) recorded in
April39AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202235AQI (US)
Highest AQI (US) recorded in
June43AQI (US)
Lowest AQI (US) recorded in
August20AQI (US)
202126AQI (US)
Highest AQI (US) recorded in
June36AQI (US)
Lowest AQI (US) recorded in
February14AQI (US)
202026AQI (US)
Highest AQI (US) recorded in
August42AQI (US)
Lowest AQI (US) recorded in
September11AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Tsuchihashi's annual 2026 AQI (US) (35) shows an average percentage change of 15.1% (worsened AQI (US)) compared to previous years: 2020 (26), 2021 (26), 2022 (35), 2023 (31), 2024 (33), 2025 (34).