Nemoto, Matsudo, 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
Nemoto, Matsudo, Chiba, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (15th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 25 of Good air quality, showing improvement over 2025 and 2023 on the same day.
Day & Night AQI Trend: 14th Aug - 15th Aug 2026
Nemoto, Matsudo, Chiba, Japan
4 AM14th Aug 2026
6 PM
3 AM15th Aug 2026
29AQI
16AQI
31AQI
21AQI
In the last 24 hours,
Nemoto's AQI reached its highest point of 31 at 10 PM during the Night, while the lowest point, 16, was recorded at 12 PM during the Day between 14th Aug and 15th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Nemoto, Matsudo, Chiba, Japan
29°C27/32°C
28°C25/31°C
28°C25/31°C
30°C26/35°C
31°C27/36°C
31°C27/35°C
32°C28/38°C
29°C26/34°C
29°C24/35°C
28°C25/32°C
26°C24/30°C
26°C23/31°C
29°C25/35°C
31°C27/36°C
31°C28/36°C
31°C27/36°C
29°C24/34°C
25°C24/27°C
25°C22/29°C
26°C23/30°C
29°C25/33°C
29°C26/33°C
29°C26/34°C
29°C26/34°C
27°C24/31°C
23°C20/27°C
23°C22/25°C
26°C23/31°C
26°C24/28°C
27°C24/31°C
34AQI
29AQI
33AQI
30AQI
2026 Days Vs Air Quality
Nemoto, Matsudo, Chiba, Japan
89%
201
11%
26
Total number of days with different AQI categories in last 227 days in 2026 (138 days remaining)
Under WHO’s Safe Air Quality Limits: 89%
Health Risk Level:
Low
In 2026, 89% of 227 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
Nemoto, Matsudo, Chiba, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
14AQI (US)
18AQI (US)
16AQI (US)
20AQI (US)
45AQI (US)
23AQI (US)
31AQI (US)
45AQI (US)
16AQI (US)
35AQI (US)
28AQI (US)
17AQI (US)
37AQI (US)
17AQI (US)
28AQI (US)
45AQI (US)
43AQI (US)
19AQI (US)
42AQI (US)
37AQI (US)
11AQI (US)
20AQI (US)
38AQI (US)
39AQI (US)
44AQI (US)
23AQI (US)
36AQI (US)
25AQI (US)
19AQI (US)
26AQI (US)
36AQI (US)
35AQI (US)
42AQI (US)
27AQI (US)
37AQI (US)
57AQI (US)
52AQI (US)
11AQI (US)
9AQI (US)
33AQI (US)
38AQI (US)
57AQI (US)
30AQI (US)
48AQI (US)
55AQI (US)
67AQI (US)
50AQI (US)
17AQI (US)
38AQI (US)
29AQI (US)
33AQI (US)
42AQI (US)
43AQI (US)
47AQI (US)
37AQI (US)
35AQI (US)
14AQI (US)
41AQI (US)
29AQI (US)
20AQI (US)
52AQI (US)
43AQI (US)
41AQI (US)
11AQI (US)
26AQI (US)
44AQI (US)
34AQI (US)
46AQI (US)
57AQI (US)
56AQI (US)
63AQI (US)
36AQI (US)
45AQI (US)
55AQI (US)
48AQI (US)
46AQI (US)
50AQI (US)
32AQI (US)
24AQI (US)
48AQI (US)
48AQI (US)
48AQI (US)
47AQI (US)
61AQI (US)
30AQI (US)
25AQI (US)
49AQI (US)
52AQI (US)
54AQI (US)
23AQI (US)
21AQI (US)
30AQI (US)
45AQI (US)
45AQI (US)
37AQI (US)
28AQI (US)
27AQI (US)
21AQI (US)
30AQI (US)
47AQI (US)
45AQI (US)
31AQI (US)
40AQI (US)
39AQI (US)
37AQI (US)
32AQI (US)
35AQI (US)
30AQI (US)
31AQI (US)
33AQI (US)
38AQI (US)
46AQI (US)
38AQI (US)
32AQI (US)
45AQI (US)
51AQI (US)
48AQI (US)
42AQI (US)
39AQI (US)
38AQI (US)
48AQI (US)
49AQI (US)
44AQI (US)
30AQI (US)
20AQI (US)
30AQI (US)
29AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
28AQI (US)
33AQI (US)
37AQI (US)
33AQI (US)
35AQI (US)
86AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
61AQI (US)
60AQI (US)
61AQI (US)
53AQI (US)
59AQI (US)
47AQI (US)
39AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
23AQI (US)
26AQI (US)
29AQI (US)
23AQI (US)
14AQI (US)
23AQI (US)
22AQI (US)
21AQI (US)
22AQI (US)
21AQI (US)
23AQI (US)
22AQI (US)
25AQI (US)
23AQI (US)
33AQI (US)
42AQI (US)
13AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
26AQI (US)
23AQI (US)
20AQI (US)
19AQI (US)
21AQI (US)
21AQI (US)
27AQI (US)
29AQI (US)
25AQI (US)
28AQI (US)
26AQI (US)
23AQI (US)
33AQI (US)
21AQI (US)
15AQI (US)
40AQI (US)
17AQI (US)
26AQI (US)
26AQI (US)
21AQI (US)
22AQI (US)
24AQI (US)
21AQI (US)
25AQI (US)
34AQI (US)
29AQI (US)
35AQI (US)
67AQI (US)
49AQI (US)
18AQI (US)
17AQI (US)
27AQI (US)
42AQI (US)
67AQI (US)
60AQI (US)
31AQI (US)
30AQI (US)
30AQI (US)
24AQI (US)
24AQI (US)
33AQI (US)
33AQI (US)
45AQI (US)
58AQI (US)
42AQI (US)
15AQI (US)
23AQI (US)
22AQI (US)
24AQI (US)
26AQI (US)
25AQI (US)
24AQI (US)
26AQI (US)
29AQI (US)
24AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
29AQI (US)
38AQI (US)
42AQI (US)
37AQI (US)
40AQI (US)
24AQI (US)
32AQI (US)
28AQI (US)
No. of days
202634AQI (US)
Highest AQI (US) recorded in
March42AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202539AQI (US)
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
February31AQI (US)
202435AQI (US)
Highest AQI (US) recorded in
July47AQI (US)
Lowest AQI (US) recorded in
September28AQI (US)
202337AQI (US)
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
August27AQI (US)
202236AQI (US)
Highest AQI (US) recorded in
April42AQI (US)
Lowest AQI (US) recorded in
August21AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
January43AQI (US)
Lowest AQI (US) recorded in
October29AQI (US)
202040AQI (US)
Highest AQI (US) recorded in
August48AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Nemoto's annual 2026 AQI (US) (34) shows an average percentage change of -7.8% (improved AQI (US)) compared to previous years: 2020 (40), 2021 (35), 2022 (36), 2023 (37), 2024 (35), 2025 (39).