Air Quality Ōita Prefecture
Ōita Prefecture AQI – Detailed Air Quality
Display current air quality index and forecast for the upcoming days in Ōita Prefecture.
Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Oita City, Ōita Capital
2:27 PM,
October 3, 2026
Last updated on: 2:27 PM
Live AQI
55
Air Quality is
Moderate
PM₂.₅:
11.14µg/m³
PM₁₀:
16.88µg/m³
Moderate
The air quality is generally acceptable for most people. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.
Air Quality Hourly Forecast
40
Min
at 10:00 AM on Oct 4
55
Max
at 2:00 PM on Oct 3, 2026
Ōita Prefecture Historical Air Quality Data
Display historical AQI data calendar by selecting a specific date and location Ōita Prefecture.
August
October
Oita City, Ōita Capital Historical Air Quality Data
Explore historical AQI data and pollutant changes over time.
Oct 3, 2026
2:27 PM
SUNMONTUEWEDTHUFRISAT
30
132
Poor
PM2.5:
41
AQI
132
Air Quality is
Poor
Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅
41
µg/m3
PM₁₀
45
µg/m3
SO₂
24
µg/m3
NO₂
3
µg/m3
O₃
20
µg/m3
CO
82
µg/m3
AQI Hourly Forecast Graph
110
Min
at 10:00 AM on Aug 30
170
Max
at 12:00 AM 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
23
µg/m3
SO₂
12
µg/m3
NO₂
3
µg/m3
O₃
34
µg/m3
CO
84
µg/m3
AQI Hourly Forecast Graph
28
Min
at 12:00 AM on Aug 31
186
Max
at 2:00 AM 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
6
µg/m3
SO₂
6
µg/m3
NO₂
2
µg/m3
O₃
30
µg/m3
CO
80
µg/m3
AQI Hourly Forecast Graph
11
Min
at 3:00 AM on Sep 1
23
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
3
µg/m3
SO₂
5
µg/m3
NO₂
2
µg/m3
O₃
29
µg/m3
CO
81
µg/m3
AQI Hourly Forecast Graph
11
Min
at 10:00 AM on Sep 2
20
Max
at 1:00 AM on Sep 2, 2026
03
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
2
µg/m3
SO₂
4
µg/m3
NO₂
2
µg/m3
O₃
25
µg/m3
CO
85
µg/m3
AQI Hourly Forecast Graph
7
Min
at 5:00 AM on Sep 3
12
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
3
µg/m3
NO₂
2
µg/m3
O₃
25
µg/m3
CO
97
µg/m3
AQI Hourly Forecast Graph
3
Min
at 11:00 AM on Sep 4
12
Max
at 1:00 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
4
µg/m3
NO₂
3
µg/m3
O₃
45
µg/m3
CO
110
µg/m3
AQI Hourly Forecast Graph
11
Min
at 12:00 AM on Sep 5
19
Max
at 11:00 AM on Sep 5, 2026
06
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
5
µg/m3
NO₂
3
µg/m3
O₃
41
µg/m3
CO
129
µg/m3
AQI Hourly Forecast Graph
9
Min
at 1:00 AM on Sep 6
43
Max
at 12:00 AM on Sep 6, 2026
07
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
6
µg/m3
NO₂
3
µg/m3
O₃
47
µg/m3
CO
138
µg/m3
AQI Hourly Forecast Graph
25
Min
at 7:00 AM on Sep 7
44
Max
at 1:00 AM on Sep 7, 2026
08
40
Good
PM2.5:
8
AQI
40
Air Quality is
Good
Air quality is excellent. No health concerns for any group.
PM₂.₅
8
µg/m3
PM₁₀
10
µg/m3
SO₂
7
µg/m3
NO₂
4
µg/m3
O₃
35
µg/m3
CO
156
µg/m3
AQI Hourly Forecast Graph
25
Min
at 6:00 AM on Sep 8
66
Max
at 12:00 AM on Sep 8, 2026
09
40
Good
PM2.5:
8
AQI
40
Air Quality is
Good
Air quality is excellent. No health concerns for any group.
PM₂.₅
8
µg/m3
PM₁₀
9
µg/m3
SO₂
8
µg/m3
NO₂
2
µg/m3
O₃
52
µg/m3
CO
180
µg/m3
AQI Hourly Forecast Graph
21
Min
at 3:00 PM on Sep 9
68
Max
at 1:00 AM on Sep 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
5
µg/m3
SO₂
6
µg/m3
NO₂
3
µg/m3
O₃
41
µg/m3
CO
179
µg/m3
AQI Hourly Forecast Graph
13
Min
at 7:00 AM on Sep 10
37
Max
at 12:00 AM on Sep 10, 2026
11
80
Moderate
PM2.5:
19
AQI
80
Air Quality is
Moderate
Air is acceptable, but sensitive individuals should closely monitor their symptoms.
PM₂.₅
19
µg/m3
PM₁₀
20
µg/m3
SO₂
12
µg/m3
NO₂
4
µg/m3
O₃
40
µg/m3
CO
184
µg/m3
AQI Hourly Forecast Graph
40
Min
at 1:00 AM on Sep 11
102
Max
at 10:00 PM on Sep 11, 2026
12
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
21
µg/m3
SO₂
10
µg/m3
NO₂
4
µg/m3
O₃
39
µg/m3
CO
180
µg/m3
AQI Hourly Forecast Graph
67
Min
at 6:00 AM on Sep 12
97
Max
at 10:00 PM on Sep 12, 2026
13
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
15
µg/m3
SO₂
10
µg/m3
NO₂
3
µg/m3
O₃
25
µg/m3
CO
139
µg/m3
AQI Hourly Forecast Graph
59
Min
at 8:00 AM on Sep 13
94
Max
at 1:00 AM on Sep 13, 2026
14
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
23
µg/m3
SO₂
18
µg/m3
NO₂
6
µg/m3
O₃
24
µg/m3
CO
118
µg/m3
AQI Hourly Forecast Graph
41
Min
at 3:00 AM on Sep 14
139
Max
at 12:00 AM on Sep 14, 2026
15
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
36
µg/m3
SO₂
14
µg/m3
NO₂
4
µg/m3
O₃
31
µg/m3
CO
135
µg/m3
AQI Hourly Forecast Graph
108
Min
at 12:00 AM on Sep 15
175
Max
at 2:00 AM on Sep 15, 2026
16
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
12
µg/m3
SO₂
9
µg/m3
NO₂
4
µg/m3
O₃
33
µg/m3
CO
160
µg/m3
AQI Hourly Forecast Graph
47
Min
at 12:00 AM on Sep 16
104
Max
at 1:00 AM on Sep 16, 2026
17
40
Good
PM2.5:
8
AQI
40
Air Quality is
Good
Air quality is excellent. No health concerns for any group.
PM₂.₅
8
µg/m3
PM₁₀
8
µg/m3
SO₂
6
µg/m3
NO₂
3
µg/m3
O₃
49
µg/m3
CO
149
µg/m3
AQI Hourly Forecast Graph
34
Min
at 12:00 AM on Sep 17
45
Max
at 1:00 AM on Sep 17, 2026
18
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
4
µg/m3
SO₂
6
µg/m3
NO₂
3
µg/m3
O₃
39
µg/m3
CO
131
µg/m3
AQI Hourly Forecast Graph
15
Min
at 8:00 AM on Sep 18
33
Max
at 1:00 AM on Sep 18, 2026
19
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
10
µg/m3
SO₂
10
µg/m3
NO₂
3
µg/m3
O₃
43
µg/m3
CO
131
µg/m3
AQI Hourly Forecast Graph
21
Min
at 2:00 AM on Sep 19
66
Max
at 11:00 PM on Sep 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
6
µg/m3
SO₂
8
µg/m3
NO₂
2
µg/m3
O₃
53
µg/m3
CO
113
µg/m3
AQI Hourly Forecast Graph
16
Min
at 9:00 AM on Sep 20
66
Max
at 1:00 AM on Sep 20, 2026
21
40
Good
PM2.5:
8
AQI
40
Air Quality is
Good
Air quality is excellent. No health concerns for any group.
PM₂.₅
8
µg/m3
PM₁₀
12
µg/m3
SO₂
11
µg/m3
NO₂
4
µg/m3
O₃
44
µg/m3
CO
113
µg/m3
AQI Hourly Forecast Graph
18
Min
at 2:00 AM on Sep 21
67
Max
at 12:00 AM on Sep 21, 2026
22
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
21
µg/m3
SO₂
14
µg/m3
NO₂
4
µg/m3
O₃
58
µg/m3
CO
131
µg/m3
AQI Hourly Forecast Graph
57
Min
at 12:00 AM on Sep 22
76
Max
at 2:00 AM on Sep 22, 2026
23
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
24
µg/m3
SO₂
11
µg/m3
NO₂
4
µg/m3
O₃
46
µg/m3
CO
137
µg/m3
AQI Hourly Forecast Graph
44
Min
at 3:00 AM on Sep 23
123
Max
at 12:00 AM on Sep 23, 2026
24
128
Poor
PM2.5:
39
AQI
128
Air Quality is
Poor
Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅
39
µg/m3
PM₁₀
44
µg/m3
SO₂
18
µg/m3
NO₂
5
µg/m3
O₃
53
µg/m3
CO
142
µg/m3
AQI Hourly Forecast Graph
111
Min
at 7:00 AM on Sep 24
174
Max
at 12:00 AM on Sep 24, 2026
25
165
Unhealthy
PM2.5:
57
AQI
165
Air Quality is
Unhealthy
Health risks increase. Everyone should limit the time spent outdoors.
PM₂.₅
57
µg/m3
PM₁₀
60
µg/m3
SO₂
28
µg/m3
NO₂
4
µg/m3
O₃
51
µg/m3
CO
123
µg/m3
AQI Hourly Forecast Graph
145
Min
at 11:00 AM on Sep 25
216
Max
at 12:00 AM on Sep 25, 2026
26
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
25
µg/m3
SO₂
21
µg/m3
NO₂
2
µg/m3
O₃
55
µg/m3
CO
99
µg/m3
AQI Hourly Forecast Graph
37
Min
at 8:00 AM on Sep 26
226
Max
at 1:00 AM on Sep 26, 2026
27
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
32
µg/m3
SO₂
17
µg/m3
NO₂
4
µg/m3
O₃
26
µg/m3
CO
108
µg/m3
AQI Hourly Forecast Graph
57
Min
at 6:00 AM on Sep 27
188
Max
at 12:00 AM on Sep 27, 2026
28
125
Poor
PM2.5:
37
AQI
125
Air Quality is
Poor
Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅
37
µg/m3
PM₁₀
38
µg/m3
SO₂
16
µg/m3
NO₂
6
µg/m3
O₃
18
µg/m3
CO
126
µg/m3
AQI Hourly Forecast Graph
94
Min
at 8:00 AM on Sep 28
209
Max
at 1:00 AM on Sep 28, 2026
29
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
20
µg/m3
SO₂
13
µg/m3
NO₂
4
µg/m3
O₃
22
µg/m3
CO
158
µg/m3
AQI Hourly Forecast Graph
60
Min
at 2:00 PM on Sep 29
136
Max
at 1:00 AM on Sep 29, 2026
30
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
23
µg/m3
SO₂
11
µg/m3
NO₂
4
µg/m3
O₃
39
µg/m3
CO
157
µg/m3
AQI Hourly Forecast Graph
67
Min
at 3:00 AM on Sep 30
118
Max
at 12:00 AM on Sep 30, 2026
01
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
23
µg/m3
SO₂
12
µg/m3
NO₂
4
µg/m3
O₃
57
µg/m3
CO
168
µg/m3
AQI Hourly Forecast Graph
74
Min
at 10:00 AM on Oct 1
119
Max
at 1:00 AM on Oct 1, 2026
02
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
19
µg/m3
SO₂
8
µg/m3
NO₂
4
µg/m3
O₃
56
µg/m3
CO
161
µg/m3
AQI Hourly Forecast Graph
52
Min
at 11:00 AM on Oct 2
95
Max
at 1:00 AM on Oct 2, 2026
Ōita Prefecture Historical Weather Data
Display historical weather data by selecting a specific date and location Ōita Prefecture.
Display historical weather data by selecting a specific date and location Ōita Prefecture.
Oita City, Ōita CapitalOct 2, 2026
20
°C
|
°F
Cloudy
Max
23
°
Min
18
°
|
Humidity
72 %
|
Wind
50 Km/h
|
|
Visibility
10 km
|
UV Index
5.8
|
|
Sunrise
6:08 AM
|
Sunset
5:57 PM
|
|
Moonrise
9:24 PM
|
Moonset
11:41 AM
|
|
Moon Phase
55
|
Snow
0 mm/h
|
|
Rain Chance
0%
|
Historical Weather from WeatherAPI
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SNA Japan RSS Feed
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- Visible Minorities: The Four Worst Words May 28, 2026Because what Japan is doing to its foreign residents is all within character, and everyone should have seen it coming long ago.Debito Arudou
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- Visible Minorities: Confronting AI in Higher Education January 27, 2026Something very bad is happening around me in higher education: Artificial Intelligence (AI).Debito Arudou
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- Visible Minorities: Takaichi’s PM Election Changes My Projections October 8, 2025The recent election of Sanae Takaichi as leader of the LDP probably means Japan’s first woman PM. But this is a huge step back for Japan’s democracy and diversity.Debito Arudou

