Chuo, Konosu, Saitama, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
July Air Quality Analysis
Chuo, Konosu, Saitama, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (17th July):
On this day, AQI across the 5 years varied significantly: 2026 ranks 3rd highest AQI at 47 of Good air quality, showing improvement over 2024 and 2023 on the same day.
Day & Night AQI Trend: 16th Jul - 17th Jul 2026
Chuo, Konosu, Saitama, Japan
4 AM16th Jul 2026
7 PM
3 AM17th Jul 2026
79AQI
26AQI
83AQI
21AQI
In the last 24 hours,
Chuo's AQI reached its highest point of 83 at 7 PM during the Night, while the lowest point, 21, was recorded at 3 AM during the Night between 16th Jul and 17th Jul 2026.
Day & Night AQI Trend : Jun - Jul 2026
Chuo, Konosu, Saitama, Japan
24°C22/28°C
26°C22/32°C
21°C21/21°C
24°C21/29°C
23°C21/27°C
22°C20/25°C
23°C20/28°C
20°C19/21°C
21°C19/24°C
23°C21/26°C
22°C21/23°C
24°C21/29°C
26°C22/29°C
26°C23/29°C
22°C21/24°C
23°C21/26°C
24°C22/26°C
24°C22/27°C
22°C21/23°C
25°C20/30°C
27°C22/31°C
28°C24/34°C
29°C25/35°C
29°C25/34°C
27°C25/30°C
28°C26/31°C
31°C25/37°C
32°C28/38°C
31°C27/37°C
29°C26/31°C
29AQI
24AQI
28AQI
26AQI
2026 Days Vs Air Quality
Chuo, Konosu, Saitama, Japan
85%
169
15%
29
Total number of days with different AQI categories in last 198 days in 2026 (167 days remaining)
Under WHO’s Safe Air Quality Limits: 85%
Health Risk Level:
Low
In 2026, 85% of 198 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
Chuo, Konosu, Saitama, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
15AQI (US)
21AQI (US)
21AQI (US)
25AQI (US)
35AQI (US)
24AQI (US)
34AQI (US)
31AQI (US)
17AQI (US)
41AQI (US)
36AQI (US)
14AQI (US)
35AQI (US)
13AQI (US)
27AQI (US)
43AQI (US)
48AQI (US)
26AQI (US)
52AQI (US)
32AQI (US)
12AQI (US)
22AQI (US)
30AQI (US)
30AQI (US)
43AQI (US)
25AQI (US)
38AQI (US)
18AQI (US)
20AQI (US)
36AQI (US)
38AQI (US)
35AQI (US)
43AQI (US)
29AQI (US)
40AQI (US)
53AQI (US)
44AQI (US)
12AQI (US)
13AQI (US)
35AQI (US)
37AQI (US)
47AQI (US)
21AQI (US)
41AQI (US)
61AQI (US)
68AQI (US)
42AQI (US)
20AQI (US)
37AQI (US)
31AQI (US)
36AQI (US)
44AQI (US)
44AQI (US)
44AQI (US)
45AQI (US)
39AQI (US)
9AQI (US)
27AQI (US)
40AQI (US)
36AQI (US)
66AQI (US)
42AQI (US)
55AQI (US)
57AQI (US)
51AQI (US)
46AQI (US)
36AQI (US)
49AQI (US)
58AQI (US)
58AQI (US)
65AQI (US)
36AQI (US)
37AQI (US)
14AQI (US)
29AQI (US)
51AQI (US)
59AQI (US)
40AQI (US)
33AQI (US)
49AQI (US)
53AQI (US)
54AQI (US)
52AQI (US)
63AQI (US)
27AQI (US)
22AQI (US)
49AQI (US)
58AQI (US)
59AQI (US)
39AQI (US)
19AQI (US)
21AQI (US)
47AQI (US)
48AQI (US)
29AQI (US)
23AQI (US)
45AQI (US)
25AQI (US)
34AQI (US)
49AQI (US)
39AQI (US)
32AQI (US)
32AQI (US)
41AQI (US)
40AQI (US)
35AQI (US)
35AQI (US)
32AQI (US)
33AQI (US)
34AQI (US)
39AQI (US)
47AQI (US)
36AQI (US)
32AQI (US)
45AQI (US)
51AQI (US)
48AQI (US)
42AQI (US)
39AQI (US)
39AQI (US)
49AQI (US)
51AQI (US)
44AQI (US)
29AQI (US)
22AQI (US)
30AQI (US)
30AQI (US)
27AQI (US)
25AQI (US)
29AQI (US)
29AQI (US)
37AQI (US)
37AQI (US)
33AQI (US)
36AQI (US)
85AQI (US)
68AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
60AQI (US)
59AQI (US)
53AQI (US)
59AQI (US)
48AQI (US)
40AQI (US)
25AQI (US)
25AQI (US)
24AQI (US)
29AQI (US)
34AQI (US)
34AQI (US)
31AQI (US)
24AQI (US)
23AQI (US)
22AQI (US)
20AQI (US)
21AQI (US)
20AQI (US)
22AQI (US)
22AQI (US)
24AQI (US)
24AQI (US)
28AQI (US)
35AQI (US)
17AQI (US)
20AQI (US)
24AQI (US)
25AQI (US)
27AQI (US)
22AQI (US)
19AQI (US)
18AQI (US)
21AQI (US)
22AQI (US)
27AQI (US)
29AQI (US)
26AQI (US)
28AQI (US)
26AQI (US)
24AQI (US)
25AQI (US)
21AQI (US)
15AQI (US)
38AQI (US)
25AQI (US)
29AQI (US)
26AQI (US)
25AQI (US)
25AQI (US)
25AQI (US)
28AQI (US)
27AQI (US)
29AQI (US)
29AQI (US)
29AQI (US)
37AQI (US)
47AQI (US)
29AQI (US)
37AQI (US)
47AQI (US)
37AQI (US)
41AQI (US)
24AQI (US)
28AQI (US)
No. of days
202635AQI (US)
Highest AQI (US) recorded in
March47AQI (US)
Lowest AQI (US) recorded in
June24AQI (US)
202543AQI (US)
Highest AQI (US) recorded in
October55AQI (US)
Lowest AQI (US) recorded in
September36AQI (US)
202441AQI (US)
Highest AQI (US) recorded in
April53AQI (US)
Lowest AQI (US) recorded in
August33AQI (US)
202343AQI (US)
Highest AQI (US) recorded in
April51AQI (US)
Lowest AQI (US) recorded in
August31AQI (US)
202240AQI (US)
Highest AQI (US) recorded in
August50AQI (US)
Lowest AQI (US) recorded in
September30AQI (US)
202140AQI (US)
Highest AQI (US) recorded in
March45AQI (US)
Lowest AQI (US) recorded in
August34AQI (US)
202038AQI (US)
Highest AQI (US) recorded in
November49AQI (US)
Lowest AQI (US) recorded in
September16AQI (US)
Most & Least Polluted Years Over the Last 7 Years
Chuo's annual 2026 AQI (US) (35) shows an average percentage change of -14.1% (improved AQI (US)) compared to previous years: 2020 (38), 2021 (40), 2022 (40), 2023 (43), 2024 (41), 2025 (43).