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Yamaguchi Prefecture Air Quality

ByPaul (Poison Fish) Manjyu Woodman

Aug 29, 2026 #Air Quality, #Japan, #Japanese, #Prefecture, #Yamaguchi, #Yamaguchi Prefecture, #Yamaguchi Prefecture Air Quality
Yamaguchi Prefecture Air QualityYamaguchi Prefecture Air Quality

Yamaguchi Prefecture AQI – Detailed Air Quality

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

Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Yamaguchi City, Yamaguchi Capital
3:31 AM, September 12, 2026
Last updated on: 3:31 AM
Live AQI 69
Air Quality is Moderate
PM₂.₅: 15.38µg/m³ PM₁₀: 17.82µg/m³
Moderate The air quality is generally acceptable for most people. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.
Good Moderate Poor Unhealthy Severe Hazardous 0 50 100 150 200 250 300+
Air Quality Hourly Forecast
64
Min at 3:00 PM on Sep 12
81
Max at 9:00 AM on Sep 12, 2026

Yamaguchi Prefecture Historical Air Quality Data

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

Yamaguchi City, Yamaguchi Capital Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Sep 12, 2026 3:31 AM
SUNMONTUEWEDTHUFRISAT
02
157
Unhealthy
PM2.5: 53
AQI
157
Air Quality is Unhealthy Health risks increase. Everyone should limit the time spent outdoors.
PM₂.₅ 53 µg/m3
PM₁₀ 57 µg/m3
SO₂ 3 µg/m3
NO₂ 5 µg/m3
O₃ 77 µg/m3
CO 186 µg/m3
AQI Hourly Forecast Graph
124
Min at 9:00 AM on Aug 2
198
Max at 1:00 AM on Aug 2, 2026
03
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 23 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 64 µg/m3
CO 171 µg/m3
AQI Hourly Forecast Graph
65
Min at 11:00 AM on Aug 3
182
Max at 1:00 AM on Aug 3, 2026
04
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 11 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 67 µg/m3
CO 146 µg/m3
AQI Hourly Forecast Graph
23
Min at 7:00 AM on Aug 4
76
Max at 1:00 AM on Aug 4, 2026
05
15
Good
PM2.5: 3
AQI
15
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 3 µg/m3
PM₁₀ 6 µg/m3
SO₂ 3 µg/m3
NO₂ 2 µg/m3
O₃ 57 µg/m3
CO 98 µg/m3
AQI Hourly Forecast Graph
12
Min at 9:00 AM on Aug 5
25
Max at 1:00 AM on Aug 5, 2026
06
10
Good
PM2.5: 2
AQI
10
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 2 µg/m3
PM₁₀ 3 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 36 µg/m3
CO 82 µg/m3
AQI Hourly Forecast Graph
4
Min at 6:00 PM on Aug 6
24
Max at 1:00 AM on Aug 6, 2026
07
10
Good
PM2.5: 2
AQI
10
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 2 µg/m3
PM₁₀ 3 µg/m3
SO₂ 1 µg/m3
NO₂ 1 µg/m3
O₃ 28 µg/m3
CO 83 µg/m3
AQI Hourly Forecast Graph
6
Min at 5:00 AM on Aug 7
16
Max at 7:00 PM on Aug 7, 2026
08
10
Good
PM2.5: 2
AQI
10
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 2 µg/m3
PM₁₀ 6 µg/m3
SO₂ 2 µg/m3
NO₂ 1 µg/m3
O₃ 28 µg/m3
CO 73 µg/m3
AQI Hourly Forecast Graph
7
Min at 8:00 AM on Aug 8
14
Max at 4:00 AM on Aug 8, 2026
09
10
Good
PM2.5: 2
AQI
10
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 2 µg/m3
PM₁₀ 4 µg/m3
SO₂ 3 µg/m3
NO₂ 2 µg/m3
O₃ 36 µg/m3
CO 81 µg/m3
AQI Hourly Forecast Graph
6
Min at 6:00 AM on Aug 9
15
Max at 10:00 PM on Aug 9, 2026
10
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 6 µg/m3
SO₂ 3 µg/m3
NO₂ 5 µg/m3
O₃ 41 µg/m3
CO 102 µg/m3
AQI Hourly Forecast Graph
12
Min at 2:00 AM on Aug 10
53
Max at 12:00 AM on Aug 10, 2026
11
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 15 µg/m3
SO₂ 5 µg/m3
NO₂ 6 µg/m3
O₃ 71 µg/m3
CO 112 µg/m3
AQI Hourly Forecast Graph
25
Min at 2:00 PM on Aug 11
58
Max at 2:00 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 15 µg/m3
SO₂ 7 µg/m3
NO₂ 3 µg/m3
O₃ 79 µg/m3
CO 105 µg/m3
AQI Hourly Forecast Graph
16
Min at 6:00 AM on Aug 12
118
Max at 12:00 AM on Aug 12, 2026
13
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 23 µg/m3
SO₂ 8 µg/m3
NO₂ 3 µg/m3
O₃ 68 µg/m3
CO 103 µg/m3
AQI Hourly Forecast Graph
56
Min at 2:00 PM on Aug 13
124
Max at 1:00 AM on Aug 13, 2026
14
93
Moderate
PM2.5: 23
AQI
93
Air Quality is Moderate Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅ 23 µg/m3
PM₁₀ 25 µg/m3
SO₂ 7 µg/m3
NO₂ 2 µg/m3
O₃ 53 µg/m3
CO 85 µg/m3
AQI Hourly Forecast Graph
65
Min at 1:00 AM on Aug 14
112
Max at 10:00 AM on Aug 14, 2026
15
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 6 µg/m3
NO₂ 2 µg/m3
O₃ 48 µg/m3
CO 88 µg/m3
AQI Hourly Forecast Graph
34
Min at 8:00 PM on Aug 15
96
Max at 1:00 AM on Aug 15, 2026
16
20
Good
PM2.5: 4
AQI
20
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 4 µg/m3
PM₁₀ 5 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 32 µg/m3
CO 95 µg/m3
AQI Hourly Forecast Graph
10
Min at 4:00 AM on Aug 16
38
Max at 1:00 AM on Aug 16, 2026
17
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 7 µg/m3
SO₂ 5 µg/m3
NO₂ 4 µg/m3
O₃ 32 µg/m3
CO 95 µg/m3
AQI Hourly Forecast Graph
13
Min at 3:00 AM on Aug 17
50
Max at 2:00 PM on Aug 17, 2026
18
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 6 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 39 µg/m3
CO 90 µg/m3
AQI Hourly Forecast Graph
13
Min at 5:00 AM on Aug 18
40
Max at 1:00 AM on Aug 18, 2026
19
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 7 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 47 µg/m3
CO 100 µg/m3
AQI Hourly Forecast Graph
19
Min at 4:00 AM on Aug 19
42
Max at 5:00 PM on Aug 19, 2026
20
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 5 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 33 µg/m3
CO 112 µg/m3
AQI Hourly Forecast Graph
18
Min at 1:00 PM on Aug 20
40
Max at 1:00 AM on Aug 20, 2026
21
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 6 µg/m3
SO₂ 3 µg/m3
NO₂ 6 µg/m3
O₃ 26 µg/m3
CO 133 µg/m3
AQI Hourly Forecast Graph
18
Min at 4:00 AM on Aug 21
37
Max at 1:00 AM on Aug 21, 2026
22
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 3 µg/m3
NO₂ 4 µg/m3
O₃ 40 µg/m3
CO 106 µg/m3
AQI Hourly Forecast Graph
18
Min at 7:00 AM on Aug 22
40
Max at 1:00 PM on Aug 22, 2026
23
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 3 µg/m3
NO₂ 2 µg/m3
O₃ 52 µg/m3
CO 97 µg/m3
AQI Hourly Forecast Graph
11
Min at 4:00 AM on Aug 23
54
Max at 6:00 PM on Aug 23, 2026
24
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 6 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 39 µg/m3
CO 108 µg/m3
AQI Hourly Forecast Graph
14
Min at 10:00 AM on Aug 24
48
Max at 2:00 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 0 µg/m3
SO₂ 0 µg/m3
NO₂ 0 µg/m3
O₃ 1 µg/m3
CO 6 µg/m3
AQI Hourly Forecast Graph
32
Min at 1:00 AM on Aug 25
32
Max at 1:00 AM on Aug 25, 2026
26
15
Good
PM2.5: 3
AQI
15
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 3 µg/m3
PM₁₀ 4 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 33 µg/m3
CO 107 µg/m3
AQI Hourly Forecast Graph
7
Min at 6:00 AM on Aug 26
21
Max at 11:00 PM 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 5 µg/m3
AQI Hourly Forecast Graph
17
Min at 1:00 AM on Aug 27
17
Max at 1:00 AM on Aug 27, 2026
29
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 17 µg/m3
SO₂ 9 µg/m3
NO₂ 3 µg/m3
O₃ 26 µg/m3
CO 87 µg/m3
AQI Hourly Forecast Graph
40
Min at 5:00 AM on Aug 29
92
Max at 10:00 PM on Aug 29, 2026
30
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 17 µg/m3
SO₂ 5 µg/m3
NO₂ 3 µg/m3
O₃ 24 µg/m3
CO 95 µg/m3
AQI Hourly Forecast Graph
60
Min at 7:00 AM on Aug 30
84
Max at 3:00 AM on Aug 30, 2026
31
113
Poor
PM2.5: 31
AQI
113
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 31 µg/m3
PM₁₀ 33 µg/m3
SO₂ 5 µg/m3
NO₂ 4 µg/m3
O₃ 36 µg/m3
CO 103 µg/m3
AQI Hourly Forecast Graph
77
Min at 6:00 AM on Aug 31
138
Max at 4:00 PM on Aug 31, 2026
01
15
Good
PM2.5: 3
AQI
15
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 3 µg/m3
PM₁₀ 4 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 37 µg/m3
CO 93 µg/m3
AQI Hourly Forecast Graph
7
Min at 7:00 AM on Sep 1
72
Max at 1:00 AM on Sep 1, 2026
02
15
Good
PM2.5: 3
AQI
15
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 3 µg/m3
PM₁₀ 4 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 41 µg/m3
CO 95 µg/m3
AQI Hourly Forecast Graph
9
Min at 3:00 AM on Sep 2
25
Max at 1:00 AM on Sep 2, 2026
03
5
Good
PM2.5: 1
AQI
5
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 1 µg/m3
PM₁₀ 1 µg/m3
SO₂ 2 µg/m3
NO₂ 4 µg/m3
O₃ 30 µg/m3
CO 93 µg/m3
AQI Hourly Forecast Graph
4
Min at 3:00 AM on Sep 3
11
Max at 1:00 AM on Sep 3, 2026
04
5
Good
PM2.5: 1
AQI
5
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 1 µg/m3
PM₁₀ 1 µg/m3
SO₂ 2 µg/m3
NO₂ 4 µg/m3
O₃ 31 µg/m3
CO 99 µg/m3
AQI Hourly Forecast Graph
3
Min at 10:00 AM on Sep 4
17
Max at 12:00 AM on Sep 4, 2026
05
15
Good
PM2.5: 3
AQI
15
Air Quality is Good Air quality is excellent. No health concerns for any group.
PM₂.₅ 3 µg/m3
PM₁₀ 4 µg/m3
SO₂ 3 µg/m3
NO₂ 4 µg/m3
O₃ 55 µg/m3
CO 118 µg/m3
AQI Hourly Forecast Graph
13
Min at 8:00 AM on Sep 5
19
Max at 4:00 PM on Sep 5, 2026

Yamaguchi Prefecture Historical Weather Data

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

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

Yamaguchi City, Yamaguchi CapitalSep 11, 2026
weather image
22 °C | °F
Patchy rain possible
Max 27 °
Min 20 °
Humidity 85 %
Wind 41 Km/h
Visibility 7 km
UV Index 2.4
Sunrise 5:54 AM
Sunset 6:26 PM
Moonrise 5:30 AM
Moonset 6:17 PM
Precipitation 0.89 mm
Snow 0 mm/h
Rain Chance 100%
Historical Weather from WeatherAPI

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