Shimotoda, Saitama, 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
Shimotoda, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (7th August):
On this day, AQI across the 5 years varied significantly: 2026 ranks 2nd highest AQI at 35 of Good air quality, showing improvement over 2025 on the same day.
Day & Night AQI Trend: 6th Aug - 7th Aug 2026
Shimotoda, Saitama, Japan
4 AM6th Aug 2026
6 PM
3 AM7th Aug 2026
34AQI
27AQI
33AQI
29AQI
In the last 24 hours,
Shimotoda's AQI reached its highest point of 34 at 12 PM during the Day, while the lowest point, 27, was recorded at 6 PM during the Day between 6th Aug and 7th Aug 2026.
Day & Night AQI Trend : Jul - Aug 2026
Shimotoda, Saitama, Japan
27°C24/32°C
28°C25/33°C
28°C25/32°C
27°C25/29°C
28°C26/30°C
29°C25/34°C
31°C27/35°C
31°C28/37°C
29°C27/32°C
29°C26/32°C
29°C26/33°C
32°C28/37°C
33°C29/37°C
33°C29/37°C
33°C29/39°C
30°C28/35°C
29°C25/34°C
29°C26/33°C
27°C24/31°C
27°C24/32°C
30°C25/36°C
32°C28/37°C
32°C29/37°C
32°C28/37°C
30°C25/35°C
25°C24/27°C
26°C22/30°C
27°C23/31°C
30°C26/34°C
30°C27/34°C
42AQI
30AQI
41AQI
33AQI
2026 Days Vs Air Quality
Shimotoda, Saitama, Japan
86%
188
14%
31
Total number of days with different AQI categories in last 219 days in 2026 (146 days remaining)
Under WHO’s Safe Air Quality Limits: 86%
Health Risk Level:
Low
In 2026, 86% of 219 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
Shimotoda, Saitama, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
20AQI (US)
16AQI (US)
15AQI (US)
23AQI (US)
42AQI (US)
14AQI (US)
29AQI (US)
38AQI (US)
18AQI (US)
38AQI (US)
34AQI (US)
16AQI (US)
37AQI (US)
16AQI (US)
35AQI (US)
48AQI (US)
50AQI (US)
27AQI (US)
47AQI (US)
40AQI (US)
13AQI (US)
24AQI (US)
38AQI (US)
41AQI (US)
44AQI (US)
25AQI (US)
42AQI (US)
15AQI (US)
20AQI (US)
36AQI (US)
37AQI (US)
39AQI (US)
28AQI (US)
24AQI (US)
39AQI (US)
63AQI (US)
55AQI (US)
14AQI (US)
19AQI (US)
36AQI (US)
42AQI (US)
50AQI (US)
27AQI (US)
45AQI (US)
58AQI (US)
65AQI (US)
45AQI (US)
20AQI (US)
38AQI (US)
27AQI (US)
32AQI (US)
45AQI (US)
43AQI (US)
43AQI (US)
45AQI (US)
25AQI (US)
11AQI (US)
29AQI (US)
41AQI (US)
36AQI (US)
64AQI (US)
44AQI (US)
50AQI (US)
54AQI (US)
52AQI (US)
44AQI (US)
36AQI (US)
45AQI (US)
57AQI (US)
58AQI (US)
65AQI (US)
38AQI (US)
45AQI (US)
56AQI (US)
50AQI (US)
50AQI (US)
52AQI (US)
34AQI (US)
31AQI (US)
55AQI (US)
56AQI (US)
51AQI (US)
51AQI (US)
60AQI (US)
30AQI (US)
26AQI (US)
35AQI (US)
57AQI (US)
51AQI (US)
20AQI (US)
22AQI (US)
33AQI (US)
45AQI (US)
46AQI (US)
37AQI (US)
29AQI (US)
37AQI (US)
25AQI (US)
32AQI (US)
47AQI (US)
49AQI (US)
33AQI (US)
37AQI (US)
40AQI (US)
38AQI (US)
29AQI (US)
34AQI (US)
31AQI (US)
32AQI (US)
34AQI (US)
37AQI (US)
46AQI (US)
37AQI (US)
33AQI (US)
46AQI (US)
51AQI (US)
49AQI (US)
40AQI (US)
39AQI (US)
37AQI (US)
47AQI (US)
50AQI (US)
50AQI (US)
29AQI (US)
22AQI (US)
29AQI (US)
30AQI (US)
25AQI (US)
26AQI (US)
29AQI (US)
28AQI (US)
33AQI (US)
38AQI (US)
33AQI (US)
36AQI (US)
86AQI (US)
69AQI (US)
53AQI (US)
49AQI (US)
61AQI (US)
59AQI (US)
61AQI (US)
54AQI (US)
58AQI (US)
46AQI (US)
39AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
25AQI (US)
31AQI (US)
35AQI (US)
28AQI (US)
24AQI (US)
23AQI (US)
22AQI (US)
20AQI (US)
22AQI (US)
20AQI (US)
23AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
35AQI (US)
43AQI (US)
17AQI (US)
21AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
23AQI (US)
20AQI (US)
19AQI (US)
21AQI (US)
22AQI (US)
26AQI (US)
29AQI (US)
26AQI (US)
27AQI (US)
26AQI (US)
24AQI (US)
26AQI (US)
19AQI (US)
15AQI (US)
38AQI (US)
20AQI (US)
27AQI (US)
26AQI (US)
24AQI (US)
22AQI (US)
24AQI (US)
26AQI (US)
27AQI (US)
30AQI (US)
34AQI (US)
29AQI (US)
49AQI (US)
46AQI (US)
28AQI (US)
26AQI (US)
41AQI (US)
50AQI (US)
63AQI (US)
58AQI (US)
42AQI (US)
30AQI (US)
24AQI (US)
24AQI (US)
35AQI (US)
37AQI (US)
37AQI (US)
49AQI (US)
56AQI (US)
45AQI (US)
20AQI (US)
37AQI (US)
33AQI (US)
29AQI (US)
35AQI (US)
30AQI (US)
37AQI (US)
47AQI (US)
38AQI (US)
41AQI (US)
25AQI (US)
33AQI (US)
36AQI (US)
No. of days
202636AQI (US)
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
June25AQI (US)
202540AQI (US)
Highest AQI (US) recorded in
October47AQI (US)
Lowest AQI (US) recorded in
May33AQI (US)
202437AQI (US)
Highest AQI (US) recorded in
April45AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202339AQI (US)
Highest AQI (US) recorded in
April47AQI (US)
Lowest AQI (US) recorded in
August28AQI (US)
202239AQI (US)
Highest AQI (US) recorded in
March46AQI (US)
Lowest AQI (US) recorded in
September31AQI (US)
202135AQI (US)
Highest AQI (US) recorded in
May42AQI (US)
Lowest AQI (US) recorded in
April31AQI (US)
202032AQI (US)
Highest AQI (US) recorded in
August40AQI (US)
Lowest AQI (US) recorded in
September23AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Shimotoda's annual 2026 AQI (US) (36) shows an average percentage change of -2.1% (improved AQI (US)) compared to previous years: 2020 (32), 2021 (35), 2022 (39), 2023 (39), 2024 (37), 2025 (40).