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Japan Prefecture Air Quality

ByPaul (Poison Fish) Manjyu Woodman

Aug 30, 2026 #Air, #Air Quality, #Japan, #Japan Prefecture, #Japan Prefecture Air Quality, #Japanese, #Prefecture, #Quality
Japan Prefecture Air QualityJapan Prefecture Air Quality

Japan Prefecture Air Quality

Japan Prefecture AQI – Detailed Air Quality

Display current air quality index and forecast for the upcoming days in Japan Prefecture.

Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Japan
1:54 AM, September 12, 2026
Last updated on: 1:49 AM
Live AQI 47
Air Quality is Good
PM₂.₅: 9.35µg/m³ PM₁₀: 9.85µg/m³
Good Air is clean and safe. No health risks expected. Everyone can enjoy outdoor activities without concern.
Good Moderate Poor Unhealthy Severe Hazardous 0 50 100 150 200 250 300+
Air Quality Hourly Forecast
47
Min at 1:00 AM on Sep 11
79
Max at 10:00 AM on Sep 12, 2026

Japan Prefecture Historical Air Quality Data

Display historical AQI data calendar by selecting a specific date and location Japan Prefecture.

Japan Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Sep 12, 2026 1:54 AM
SUNMONTUEWEDTHUFRISAT
02
123
Poor
PM2.5: 36
AQI
123
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 36 µg/m3
PM₁₀ 39 µg/m3
SO₂ 9 µg/m3
NO₂ 14 µg/m3
O₃ 106 µg/m3
CO 240 µg/m3
AQI Hourly Forecast Graph
65
Min at 12:00 AM on Aug 2
163
Max at 8:00 AM on Aug 2, 2026
03
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 17 µg/m3
SO₂ 6 µg/m3
NO₂ 14 µg/m3
O₃ 59 µg/m3
CO 144 µg/m3
AQI Hourly Forecast Graph
33
Min at 11:00 PM on Aug 3
62
Max at 1:00 AM on Aug 3, 2026
04
64
Moderate
PM2.5: 14
AQI
64
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 14 µg/m3
PM₁₀ 24 µg/m3
SO₂ 7 µg/m3
NO₂ 12 µg/m3
O₃ 97 µg/m3
CO 145 µg/m3
AQI Hourly Forecast Graph
36
Min at 1:00 AM on Aug 4
72
Max at 6:00 PM on Aug 4, 2026
05
77
Moderate
PM2.5: 18
AQI
77
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 18 µg/m3
PM₁₀ 25 µg/m3
SO₂ 8 µg/m3
NO₂ 16 µg/m3
O₃ 85 µg/m3
CO 158 µg/m3
AQI Hourly Forecast Graph
56
Min at 11:00 AM on Aug 5
91
Max at 6:00 PM on Aug 5, 2026
06
74
Moderate
PM2.5: 17
AQI
74
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 17 µg/m3
PM₁₀ 22 µg/m3
SO₂ 7 µg/m3
NO₂ 16 µg/m3
O₃ 54 µg/m3
CO 158 µg/m3
AQI Hourly Forecast Graph
61
Min at 2:00 AM on Aug 6
80
Max at 10:00 PM on Aug 6, 2026
07
58
Moderate
PM2.5: 12
AQI
58
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 12 µg/m3
PM₁₀ 15 µg/m3
SO₂ 6 µg/m3
NO₂ 11 µg/m3
O₃ 53 µg/m3
CO 135 µg/m3
AQI Hourly Forecast Graph
32
Min at 2:00 PM on Aug 7
80
Max at 1:00 AM on Aug 7, 2026
08
61
Moderate
PM2.5: 13
AQI
61
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 13 µg/m3
PM₁₀ 18 µg/m3
SO₂ 6 µg/m3
NO₂ 10 µg/m3
O₃ 59 µg/m3
CO 127 µg/m3
AQI Hourly Forecast Graph
41
Min at 2:00 PM on Aug 8
79
Max at 10:00 PM on Aug 8, 2026
09
90
Moderate
PM2.5: 22
AQI
90
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 22 µg/m3
PM₁₀ 27 µg/m3
SO₂ 8 µg/m3
NO₂ 20 µg/m3
O₃ 50 µg/m3
CO 161 µg/m3
AQI Hourly Forecast Graph
69
Min at 3:00 AM on Aug 9
112
Max at 9:00 PM on Aug 9, 2026
10
107
Poor
PM2.5: 28
AQI
107
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 28 µg/m3
PM₁₀ 31 µg/m3
SO₂ 8 µg/m3
NO₂ 13 µg/m3
O₃ 116 µg/m3
CO 178 µg/m3
AQI Hourly Forecast Graph
66
Min at 12:00 AM on Aug 10
134
Max at 6:00 AM on Aug 10, 2026
11
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 12 µg/m3
SO₂ 4 µg/m3
NO₂ 9 µg/m3
O₃ 80 µg/m3
CO 144 µg/m3
AQI Hourly Forecast Graph
21
Min at 9:00 PM on Aug 11
75
Max at 5:00 AM on Aug 11, 2026
12
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 12 µg/m3
SO₂ 7 µg/m3
NO₂ 22 µg/m3
O₃ 47 µg/m3
CO 171 µg/m3
AQI Hourly Forecast Graph
29
Min at 1:00 AM on Aug 12
61
Max at 1:00 PM on Aug 12, 2026
13
35
Good
PM2.5: 7
AQI
35
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 7 µg/m3
PM₁₀ 8 µg/m3
SO₂ 5 µg/m3
NO₂ 24 µg/m3
O₃ 21 µg/m3
CO 152 µg/m3
AQI Hourly Forecast Graph
29
Min at 4:00 PM on Aug 13
50
Max at 1:00 AM on Aug 13, 2026
14
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 11 µg/m3
SO₂ 7 µg/m3
NO₂ 36 µg/m3
O₃ 12 µg/m3
CO 197 µg/m3
AQI Hourly Forecast Graph
33
Min at 1:00 AM on Aug 14
55
Max at 2:00 PM on Aug 14, 2026
15
45
Good
PM2.5: 9
AQI
45
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 9 µg/m3
PM₁₀ 13 µg/m3
SO₂ 8 µg/m3
NO₂ 31 µg/m3
O₃ 21 µg/m3
CO 154 µg/m3
AQI Hourly Forecast Graph
35
Min at 9:00 AM on Aug 15
55
Max at 1:00 AM on Aug 15, 2026
16
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 13 µg/m3
SO₂ 7 µg/m3
NO₂ 23 µg/m3
O₃ 39 µg/m3
CO 161 µg/m3
AQI Hourly Forecast Graph
34
Min at 11:00 AM on Aug 16
57
Max at 10:00 PM on Aug 16, 2026
17
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 13 µg/m3
SO₂ 9 µg/m3
NO₂ 30 µg/m3
O₃ 27 µg/m3
CO 174 µg/m3
AQI Hourly Forecast Graph
38
Min at 10:00 AM on Aug 17
75
Max at 12:00 AM on Aug 17, 2026
18
64
Moderate
PM2.5: 14
AQI
64
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 14 µg/m3
PM₁₀ 17 µg/m3
SO₂ 8 µg/m3
NO₂ 21 µg/m3
O₃ 43 µg/m3
CO 165 µg/m3
AQI Hourly Forecast Graph
35
Min at 11:00 AM on Aug 18
95
Max at 10:00 PM on Aug 18, 2026
19
74
Moderate
PM2.5: 17
AQI
74
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 17 µg/m3
PM₁₀ 21 µg/m3
SO₂ 8 µg/m3
NO₂ 15 µg/m3
O₃ 67 µg/m3
CO 157 µg/m3
AQI Hourly Forecast Graph
54
Min at 12:00 PM on Aug 19
93
Max at 11:00 PM on Aug 19, 2026
20
67
Moderate
PM2.5: 15
AQI
67
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 15 µg/m3
PM₁₀ 18 µg/m3
SO₂ 8 µg/m3
NO₂ 15 µg/m3
O₃ 55 µg/m3
CO 156 µg/m3
AQI Hourly Forecast Graph
59
Min at 12:00 AM on Aug 20
89
Max at 1:00 AM on Aug 20, 2026
21
35
Good
PM2.5: 7
AQI
35
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 7 µg/m3
PM₁₀ 9 µg/m3
SO₂ 3 µg/m3
NO₂ 12 µg/m3
O₃ 57 µg/m3
CO 137 µg/m3
AQI Hourly Forecast Graph
24
Min at 12:00 AM on Aug 21
59
Max at 1:00 AM on Aug 21, 2026
22
54
Moderate
PM2.5: 11
AQI
54
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 11 µg/m3
PM₁₀ 12 µg/m3
SO₂ 5 µg/m3
NO₂ 18 µg/m3
O₃ 51 µg/m3
CO 160 µg/m3
AQI Hourly Forecast Graph
21
Min at 1:00 AM on Aug 22
82
Max at 9:00 PM on Aug 22, 2026
23
111
Poor
PM2.5: 30
AQI
111
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 30 µg/m3
PM₁₀ 31 µg/m3
SO₂ 7 µg/m3
NO₂ 22 µg/m3
O₃ 62 µg/m3
CO 220 µg/m3
AQI Hourly Forecast Graph
79
Min at 1:00 AM on Aug 23
121
Max at 10:00 AM on Aug 23, 2026
24
100
Moderate
PM2.5: 25
AQI
100
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 25 µg/m3
PM₁₀ 26 µg/m3
SO₂ 4 µg/m3
NO₂ 10 µg/m3
O₃ 94 µg/m3
CO 175 µg/m3
AQI Hourly Forecast Graph
54
Min at 12:00 AM on Aug 24
120
Max at 6:00 AM on Aug 24, 2026
25
0
Good
PM2.5: 0
AQI
0
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 0 µg/m3
PM₁₀ 1 µg/m3
SO₂ 0 µg/m3
NO₂ 0 µg/m3
O₃ 3 µg/m3
CO 6 µg/m3
AQI Hourly Forecast Graph
53
Min at 1:00 AM on Aug 25
53
Max at 1:00 AM on Aug 25, 2026
26
30
Good
PM2.5: 6
AQI
30
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 6 µg/m3
PM₁₀ 11 µg/m3
SO₂ 3 µg/m3
NO₂ 9 µg/m3
O₃ 51 µg/m3
CO 120 µg/m3
AQI Hourly Forecast Graph
26
Min at 12:00 AM on Aug 26
53
Max at 2:00 AM on Aug 26, 2026
27
0
Good
PM2.5: 0
AQI
0
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 0 µg/m3
PM₁₀ 0 µg/m3
SO₂ 0 µg/m3
NO₂ 0 µg/m3
O₃ 1 µg/m3
CO 6 µg/m3
AQI Hourly Forecast Graph
25
Min at 1:00 AM on Aug 27
25
Max at 1:00 AM on Aug 27, 2026
29
25
Good
PM2.5: 5
AQI
25
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 5 µg/m3
PM₁₀ 7 µg/m3
SO₂ 3 µg/m3
NO₂ 12 µg/m3
O₃ 24 µg/m3
CO 133 µg/m3
AQI Hourly Forecast Graph
17
Min at 3:00 PM on Aug 29
49
Max at 2:00 AM on Aug 29, 2026
30
64
Moderate
PM2.5: 14
AQI
64
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 14 µg/m3
PM₁₀ 17 µg/m3
SO₂ 7 µg/m3
NO₂ 20 µg/m3
O₃ 41 µg/m3
CO 176 µg/m3
AQI Hourly Forecast Graph
24
Min at 1:00 AM on Aug 30
87
Max at 10:00 PM on Aug 30, 2026
31
84
Moderate
PM2.5: 20
AQI
84
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 20 µg/m3
PM₁₀ 26 µg/m3
SO₂ 10 µg/m3
NO₂ 30 µg/m3
O₃ 41 µg/m3
CO 219 µg/m3
AQI Hourly Forecast Graph
67
Min at 12:00 AM on Aug 31
102
Max at 3:00 AM on Aug 31, 2026
01
87
Moderate
PM2.5: 21
AQI
87
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 21 µg/m3
PM₁₀ 27 µg/m3
SO₂ 10 µg/m3
NO₂ 20 µg/m3
O₃ 73 µg/m3
CO 215 µg/m3
AQI Hourly Forecast Graph
63
Min at 2:00 AM on Sep 1
106
Max at 9:00 PM on Sep 1, 2026
02
71
Moderate
PM2.5: 16
AQI
71
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 16 µg/m3
PM₁₀ 19 µg/m3
SO₂ 6 µg/m3
NO₂ 11 µg/m3
O₃ 81 µg/m3
CO 188 µg/m3
AQI Hourly Forecast Graph
48
Min at 2:00 PM on Sep 2
101
Max at 1:00 AM on Sep 2, 2026
03
50
Good
PM2.5: 10
AQI
50
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 10 µg/m3
PM₁₀ 11 µg/m3
SO₂ 4 µg/m3
NO₂ 15 µg/m3
O₃ 47 µg/m3
CO 172 µg/m3
AQI Hourly Forecast Graph
35
Min at 8:00 AM on Sep 3
56
Max at 12:00 AM on Sep 3, 2026
04
74
Moderate
PM2.5: 17
AQI
74
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 17 µg/m3
PM₁₀ 17 µg/m3
SO₂ 5 µg/m3
NO₂ 24 µg/m3
O₃ 36 µg/m3
CO 202 µg/m3
AQI Hourly Forecast Graph
38
Min at 12:00 AM on Sep 4
98
Max at 11:00 AM on Sep 4, 2026
05
30
Good
PM2.5: 6
AQI
30
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 6 µg/m3
PM₁₀ 8 µg/m3
SO₂ 4 µg/m3
NO₂ 14 µg/m3
O₃ 51 µg/m3
CO 171 µg/m3
AQI Hourly Forecast Graph
18
Min at 12:00 AM on Sep 5
36
Max at 3:00 PM on Sep 5, 2026

Japan Prefecture Historical Weather Data

Display historical weather data by selecting a specific date and location Japan Prefecture.

Display historical weather data by selecting a specific date and location Japan Prefecture.

JapanSep 11, 2026
weather image
14 °C | °F
Fog
Max 17 °
Min 11 °
Humidity 98 %
Wind 21 Km/h
Visibility 5 km
UV Index 1
Sunrise 5:22 AM
Sunset 5:57 PM
Moonrise 4:55 AM
Moonset 5:47 PM
Precipitation 7.84 mm
Snow 0 mm/h
Rain Chance 100%
Historical Weather from WeatherAPI

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