Tenjin, Konosu, 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
Tenjin, Konosu, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (11th August ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 1st highest AQI at 38 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 11th Aug - 12th Aug 2025
Tenjin, Konosu, Saitama, Japan
4 AM11th Aug 2025
6 PM
3 AM12th Aug 2025
46AQI
21AQI
46AQI
32AQI
In the last 24 hours,
Tenjin's AQI reached its highest point of 46 at 5 PM during the Day, while the lowest point, 21, was recorded at 12 PM during the Day between 11th Aug and 12th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tenjin, Konosu, Saitama, Japan
28°C24/33°C
26°C24/29°C
28°C26/33°C
29°C25/33°C
30°C27/33°C
29°C26/34°C
30°C26/35°C
31°C27/37°C
32°C27/38°C
33°C28/38°C
33°C28/39°C
33°C28/39°C
33°C29/39°C
33°C28/39°C
33°C28/38°C
33°C29/38°C
33°C28/39°C
31°C27/37°C
30°C26/36°C
28°C26/32°C
32°C27/39°C
33°C28/38°C
34°C28/40°C
35°C30/41°C
33°C29/39°C
30°C28/33°C
29°C23/37°C
29°C24/34°C
25°C24/25°C
26°C25/29°C
--°C/°C
45AQI
37AQI
43AQI
41AQI
2025 Days Vs Air Quality
Tenjin, Konosu, Saitama, Japan
85%
190
15%
33
Total number of days with different AQI categories in last 224 days in 2025 (141 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2025, 85% of 224 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
Tenjin, Konosu, Saitama, Japan
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
31AQI
31AQI
24AQI
27AQI
39AQI
55AQI
32AQI
36AQI
33AQI
28AQI
27AQI
43AQI
30AQI
39AQI
35AQI
33AQI
31AQI
35AQI
48AQI
45AQI
46AQI
40AQI
50AQI
50AQI
39AQI
36AQI
39AQI
44AQI
34AQI
36AQI
30AQI
45AQI
39AQI
47AQI
34AQI
36AQI
29AQI
34AQI
30AQI
31AQI
29AQI
31AQI
41AQI
36AQI
34AQI
32AQI
42AQI
37AQI
34AQI
31AQI
31AQI
31AQI
32AQI
32AQI
33AQI
33AQI
39AQI
43AQI
53AQI
55AQI
63AQI
40AQI
42AQI
30AQI
36AQI
33AQI
42AQI
38AQI
40AQI
42AQI
54AQI
48AQI
41AQI
43AQI
27AQI
23AQI
27AQI
18AQI
25AQI
39AQI
48AQI
56AQI
61AQI
74AQI
73AQI
75AQI
57AQI
35AQI
38AQI
32AQI
33AQI
21AQI
24AQI
22AQI
30AQI
25AQI
31AQI
41AQI
29AQI
49AQI
41AQI
44AQI
33AQI
35AQI
28AQI
29AQI
47AQI
56AQI
68AQI
63AQI
50AQI
53AQI
34AQI
45AQI
44AQI
49AQI
51AQI
52AQI
38AQI
50AQI
41AQI
32AQI
33AQI
39AQI
35AQI
32AQI
25AQI
34AQI
33AQI
23AQI
23AQI
26AQI
37AQI
41AQI
43AQI
49AQI
29AQI
44AQI
44AQI
62AQI
65AQI
54AQI
50AQI
47AQI
33AQI
32AQI
28AQI
29AQI
35AQI
29AQI
20AQI
23AQI
32AQI
35AQI
31AQI
43AQI
46AQI
52AQI
59AQI
53AQI
38AQI
35AQI
41AQI
43AQI
37AQI
33AQI
40AQI
48AQI
45AQI
47AQI
45AQI
40AQI
34AQI
33AQI
32AQI
28AQI
29AQI
33AQI
33AQI
39AQI
41AQI
43AQI
45AQI
49AQI
49AQI
50AQI
56AQI
71AQI
75AQI
78AQI
66AQI
53AQI
55AQI
56AQI
47AQI
45AQI
45AQI
43AQI
41AQI
36AQI
38AQI
41AQI
42AQI
45AQI
46AQI
44AQI
45AQI
42AQI
45AQI
42AQI
35AQI
36AQI
34AQI
41AQI
45AQI
59AQI
51AQI
50AQI
44AQI
40AQI
43AQI
35AQI
38AQI
37AQI
36AQI
44AQI
41AQI
37AQI
39AQI
49AQI
44AQI
No. of days
202540AQI
Highest AQI recorded in
July49AQI
Lowest AQI recorded in
February36AQI
202440AQI
Highest AQI recorded in
April51AQI
Lowest AQI recorded in
August33AQI
202342AQI
Highest AQI recorded in
April50AQI
Lowest AQI recorded in
August31AQI
202241AQI
Highest AQI recorded in
August56AQI
Lowest AQI recorded in
December32AQI
202140AQI
Highest AQI recorded in
March46AQI
Lowest AQI recorded in
August33AQI
202038AQI
Highest AQI recorded in
November51AQI
Lowest AQI recorded in
September25AQI
Most & Least Polluted Years Over the Last 6 Years
Tenjin's annual 2025 AQI (40) shows an average percentage change of 0.8% (worsened AQI) compared to previous years: 2020 (38), 2021 (40), 2022 (41), 2023 (42), 2024 (40).