Stain, Noda, Chiba, 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
Stain, Noda, Chiba, 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 27 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 8th Aug - 9th Aug 2026
Stain, Noda, Chiba, Japan
4 AM8th Aug 2026
6 PM
3 AM9th Aug 2026
25AQI
21AQI
29AQI
21AQI
In the last 24 hours,
Stain's AQI reached its highest point of 29 at 11 PM during the Night, while the lowest point, 21, was recorded at 7 PM during the Night between 8th Aug and 9th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Stain, Noda, Chiba, Japan
28°C24/32°C
26°C24/29°C
27°C25/32°C
29°C24/35°C
31°C27/35°C
31°C27/36°C
29°C26/31°C
28°C25/31°C
28°C25/32°C
32°C27/37°C
32°C28/38°C
33°C28/38°C
32°C28/39°C
29°C26/35°C
28°C24/35°C
28°C25/33°C
26°C23/31°C
26°C23/31°C
29°C24/36°C
32°C27/37°C
31°C28/36°C
31°C26/37°C
29°C24/33°C
25°C23/27°C
25°C22/30°C
26°C23/31°C
29°C26/33°C
30°C26/35°C
30°C26/35°C
29°C26/34°C
37AQI
29AQI
36AQI
29AQI
2026 Days Vs Air Quality
Stain, Noda, Chiba, 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
Stain, Noda, Chiba, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
15AQI (US)
22AQI (US)
20AQI (US)
25AQI (US)
50AQI (US)
10AQI (US)
33AQI (US)
38AQI (US)
18AQI (US)
29AQI (US)
30AQI (US)
21AQI (US)
42AQI (US)
10AQI (US)
32AQI (US)
48AQI (US)
54AQI (US)
26AQI (US)
54AQI (US)
40AQI (US)
15AQI (US)
26AQI (US)
38AQI (US)
44AQI (US)
45AQI (US)
26AQI (US)
41AQI (US)
28AQI (US)
17AQI (US)
33AQI (US)
37AQI (US)
36AQI (US)
45AQI (US)
29AQI (US)
42AQI (US)
57AQI (US)
51AQI (US)
15AQI (US)
13AQI (US)
34AQI (US)
44AQI (US)
63AQI (US)
27AQI (US)
45AQI (US)
61AQI (US)
79AQI (US)
61AQI (US)
20AQI (US)
38AQI (US)
28AQI (US)
34AQI (US)
42AQI (US)
42AQI (US)
43AQI (US)
35AQI (US)
36AQI (US)
14AQI (US)
42AQI (US)
41AQI (US)
36AQI (US)
63AQI (US)
42AQI (US)
50AQI (US)
55AQI (US)
51AQI (US)
45AQI (US)
34AQI (US)
47AQI (US)
58AQI (US)
57AQI (US)
65AQI (US)
38AQI (US)
46AQI (US)
56AQI (US)
50AQI (US)
50AQI (US)
51AQI (US)
42AQI (US)
28AQI (US)
51AQI (US)
50AQI (US)
49AQI (US)
41AQI (US)
62AQI (US)
28AQI (US)
25AQI (US)
48AQI (US)
58AQI (US)
60AQI (US)
18AQI (US)
24AQI (US)
34AQI (US)
47AQI (US)
46AQI (US)
38AQI (US)
28AQI (US)
34AQI (US)
21AQI (US)
32AQI (US)
47AQI (US)
43AQI (US)
32AQI (US)
41AQI (US)
40AQI (US)
38AQI (US)
35AQI (US)
35AQI (US)
37AQI (US)
37AQI (US)
35AQI (US)
39AQI (US)
47AQI (US)
38AQI (US)
32AQI (US)
45AQI (US)
51AQI (US)
48AQI (US)
43AQI (US)
39AQI (US)
37AQI (US)
47AQI (US)
50AQI (US)
45AQI (US)
30AQI (US)
22AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
25AQI (US)
31AQI (US)
28AQI (US)
37AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
86AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
59AQI (US)
59AQI (US)
54AQI (US)
58AQI (US)
48AQI (US)
40AQI (US)
25AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
30AQI (US)
29AQI (US)
24AQI (US)
24AQI (US)
22AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
24AQI (US)
23AQI (US)
25AQI (US)
24AQI (US)
32AQI (US)
47AQI (US)
12AQI (US)
19AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
23AQI (US)
20AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
27AQI (US)
29AQI (US)
27AQI (US)
27AQI (US)
27AQI (US)
24AQI (US)
27AQI (US)
18AQI (US)
16AQI (US)
44AQI (US)
23AQI (US)
27AQI (US)
27AQI (US)
25AQI (US)
22AQI (US)
18AQI (US)
20AQI (US)
27AQI (US)
30AQI (US)
31AQI (US)
35AQI (US)
63AQI (US)
51AQI (US)
18AQI (US)
18AQI (US)
31AQI (US)
51AQI (US)
67AQI (US)
54AQI (US)
31AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
34AQI (US)
34AQI (US)
43AQI (US)
53AQI (US)
40AQI (US)
19AQI (US)
23AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
23AQI (US)
27AQI (US)
31AQI (US)
40AQI (US)
47AQI (US)
38AQI (US)
41AQI (US)
25AQI (US)
32AQI (US)
29AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202542AQI (US)
Highest AQI (US) recorded in
October54AQI (US)
Lowest AQI (US) recorded in
September34AQI (US)
202440AQI (US)
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
September34AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
April49AQI (US)
Lowest AQI (US) recorded in
September32AQI (US)
202241AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
July33AQI (US)
202139AQI (US)
Highest AQI (US) recorded in
December48AQI (US)
Lowest AQI (US) recorded in
August30AQI (US)
202036AQI (US)
Highest AQI (US) recorded in
November47AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Stain's annual 2026 AQI (US) (36) shows an average percentage change of -10.07% (improved AQI (US)) compared to previous years: 2020 (36), 2021 (39), 2022 (41), 2023 (43), 2024 (40), 2025 (42).