Nishitokyo, Tokyo, Japan Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
June Air Quality Analysis
Nishitokyo, Tokyo, Japan
AQI Trends: Highest and Lowest
Same Day Analysis (3rd June):
On this day, AQI across the 2 years varied significantly: 2026 ranks 1st highest AQI at 26 of Good air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Jun - 3rd Jun 2026
Nishitokyo, Tokyo, Japan
4 AM2nd Jun 2026
6 PM
3 AM3rd Jun 2026
49AQI
22AQI
30AQI
24AQI
In the last 24 hours,
Nishitokyo's AQI reached its highest point of 49 at 10 AM during the Day, while the lowest point, 22, was recorded at 3 PM during the Day between 2nd Jun and 3rd Jun 2026.
Day & Night AQI Trend : May - Jun 2026
Nishitokyo, Tokyo, Japan
17°C14/22°C
18°C15/21°C
21°C17/26°C
23°C20/28°C
20°C18/23°C
19°C16/23°C
20°C17/23°C
20°C18/24°C
22°C18/27°C
20°C17/26°C
20°C16/25°C
21°C17/26°C
24°C19/30°C
24°C20/28°C
25°C21/29°C
25°C21/30°C
21°C18/23°C
15°C13/16°C
16°C13/20°C
19°C16/22°C
23°C19/28°C
23°C20/27°C
24°C21/28°C
24°C22/27°C
25°C21/29°C
24°C21/29°C
26°C23/30°C
26°C23/32°C
23°C19/27°C
19°C17/20°C
46AQI
35AQI
43AQI
35AQI
2026 Days Vs Air Quality
Nishitokyo, Tokyo, Japan
80%
123
20%
31
Total number of days with different AQI categories in last 155 days in 2026 (210 days remaining)
Under WHO’s Safe Air Quality Limits: 80%
Health Risk Level:
Low
In 2026, 80% of 155 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
Nishitokyo, Tokyo, Japan
AQI levels in 2026
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
26AQI (US)
18AQI (US)
18AQI (US)
22AQI (US)
33AQI (US)
13AQI (US)
21AQI (US)
27AQI (US)
17AQI (US)
30AQI (US)
27AQI (US)
18AQI (US)
27AQI (US)
17AQI (US)
25AQI (US)
51AQI (US)
47AQI (US)
34AQI (US)
38AQI (US)
37AQI (US)
11AQI (US)
24AQI (US)
37AQI (US)
37AQI (US)
44AQI (US)
30AQI (US)
40AQI (US)
11AQI (US)
17AQI (US)
35AQI (US)
35AQI (US)
36AQI (US)
44AQI (US)
30AQI (US)
36AQI (US)
50AQI (US)
44AQI (US)
10AQI (US)
13AQI (US)
32AQI (US)
37AQI (US)
54AQI (US)
29AQI (US)
46AQI (US)
63AQI (US)
54AQI (US)
43AQI (US)
18AQI (US)
34AQI (US)
29AQI (US)
22AQI (US)
47AQI (US)
44AQI (US)
35AQI (US)
31AQI (US)
37AQI (US)
11AQI (US)
37AQI (US)
47AQI (US)
40AQI (US)
82AQI (US)
43AQI (US)
60AQI (US)
57AQI (US)
52AQI (US)
40AQI (US)
16AQI (US)
31AQI (US)
57AQI (US)
58AQI (US)
69AQI (US)
44AQI (US)
47AQI (US)
60AQI (US)
57AQI (US)
53AQI (US)
57AQI (US)
34AQI (US)
29AQI (US)
51AQI (US)
49AQI (US)
52AQI (US)
55AQI (US)
59AQI (US)
31AQI (US)
22AQI (US)
49AQI (US)
53AQI (US)
56AQI (US)
24AQI (US)
24AQI (US)
36AQI (US)
42AQI (US)
44AQI (US)
36AQI (US)
27AQI (US)
36AQI (US)
20AQI (US)
31AQI (US)
46AQI (US)
42AQI (US)
26AQI (US)
36AQI (US)
38AQI (US)
40AQI (US)
35AQI (US)
39AQI (US)
33AQI (US)
40AQI (US)
37AQI (US)
40AQI (US)
46AQI (US)
36AQI (US)
32AQI (US)
45AQI (US)
52AQI (US)
49AQI (US)
41AQI (US)
39AQI (US)
38AQI (US)
49AQI (US)
52AQI (US)
44AQI (US)
28AQI (US)
22AQI (US)
31AQI (US)
32AQI (US)
26AQI (US)
24AQI (US)
27AQI (US)
30AQI (US)
37AQI (US)
48AQI (US)
35AQI (US)
37AQI (US)
85AQI (US)
68AQI (US)
53AQI (US)
49AQI (US)
62AQI (US)
59AQI (US)
60AQI (US)
53AQI (US)
58AQI (US)
47AQI (US)
39AQI (US)
24AQI (US)
25AQI (US)
24AQI (US)
24AQI (US)
27AQI (US)
31AQI (US)
32AQI (US)
26AQI (US)
28AQI (US)
36AQI (US)
48AQI (US)
38AQI (US)
41AQI (US)
30AQI (US)
No. of days
202638AQI (US)
Highest AQI (US) recorded in
March48AQI (US)
Lowest AQI (US) recorded in
January28AQI (US)
202538AQI (US)
Highest AQI (US) recorded in
July46AQI (US)
Lowest AQI (US) recorded in
May20AQI (US)
Most & Least Polluted Years Over the Last 2 Years
Nishitokyo's annual 2026 AQI (US) (38) shows an average percentage change of 0% (No Change AQI (US)) compared to previous years: 2025 (38).