Air Quality Okayama Prefecture
Okayama Prefecture AQI – Detailed Air Quality
Display current air quality index and forecast for the upcoming days in Okayama Prefecture.
Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Okayama City, Okayama Capital
5:16 AM,
October 23, 2026
Last updated on: 5:16 AM
Live AQI
11
Air Quality is
Good
PM₂.₅:
2.27µg/m³
PM₁₀:
3.52µg/m³
Good
Air is clean and safe. No health risks expected. Everyone can enjoy outdoor activities without concern.
Air Quality Hourly Forecast
11
Min
at 5:00 AM on Oct 22
22
Max
at 7:00 PM on Oct 23, 2026
Okayama Prefecture Historical Air Quality Data
Display historical AQI data calendar by selecting a specific date and location Okayama Prefecture.
August
October
Okayama City, Okayama Capital Historical Air Quality Data
Explore historical AQI data and pollutant changes over time.
Oct 23, 2026
5:16 AM
SUNMONTUEWEDTHUFRISAT
30
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
15
µg/m3
SO₂
2
µg/m3
NO₂
3
µg/m3
O₃
34
µg/m3
CO
86
µg/m3
AQI Hourly Forecast Graph
25
Min
at 1:00 AM on Aug 30
62
Max
at 3:00 PM on Aug 30, 2026
31
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
8
µg/m3
SO₂
1
µg/m3
NO₂
1
µg/m3
O₃
40
µg/m3
CO
78
µg/m3
AQI Hourly Forecast Graph
10
Min
at 11:00 PM on Aug 31
56
Max
at 1:00 AM on Aug 31, 2026
01
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
3
µg/m3
SO₂
0
µg/m3
NO₂
1
µg/m3
O₃
31
µg/m3
CO
77
µg/m3
AQI Hourly Forecast Graph
5
Min
at 4:00 AM on Sep 1
10
Max
at 1:00 AM on Sep 1, 2026
02
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
2
µg/m3
SO₂
1
µg/m3
NO₂
2
µg/m3
O₃
30
µg/m3
CO
80
µg/m3
AQI Hourly Forecast Graph
5
Min
at 2:00 AM on Sep 2
9
Max
at 6:00 PM 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
1
µg/m3
NO₂
3
µg/m3
O₃
23
µg/m3
CO
85
µg/m3
AQI Hourly Forecast Graph
7
Min
at 6:00 PM on Sep 3
9
Max
at 1:00 AM on Sep 3, 2026
04
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
1
µg/m3
NO₂
5
µg/m3
O₃
20
µg/m3
CO
112
µg/m3
AQI Hourly Forecast Graph
8
Min
at 1:00 AM on Sep 4
24
Max
at 9:00 PM 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
5
µg/m3
SO₂
1
µg/m3
NO₂
4
µg/m3
O₃
54
µg/m3
CO
119
µg/m3
AQI Hourly Forecast Graph
12
Min
at 4:00 AM on Sep 5
20
Max
at 1:00 AM on Sep 5, 2026
06
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
1
µg/m3
NO₂
4
µg/m3
O₃
67
µg/m3
CO
139
µg/m3
AQI Hourly Forecast Graph
11
Min
at 6:00 AM on Sep 6
28
Max
at 9:00 PM on Sep 6, 2026
07
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
1
µg/m3
NO₂
4
µg/m3
O₃
53
µg/m3
CO
146
µg/m3
AQI Hourly Forecast Graph
14
Min
at 5:00 AM on Sep 7
25
Max
at 1:00 AM on Sep 7, 2026
08
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
1
µg/m3
NO₂
7
µg/m3
O₃
36
µg/m3
CO
171
µg/m3
AQI Hourly Forecast Graph
15
Min
at 12:00 AM on Sep 8
30
Max
at 7:00 AM on Sep 8, 2026
09
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
1
µg/m3
NO₂
4
µg/m3
O₃
55
µg/m3
CO
180
µg/m3
AQI Hourly Forecast Graph
12
Min
at 5:00 AM on Sep 9
18
Max
at 3:00 PM 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
8
µg/m3
SO₂
1
µg/m3
NO₂
3
µg/m3
O₃
53
µg/m3
CO
177
µg/m3
AQI Hourly Forecast Graph
19
Min
at 1:00 AM on Sep 10
27
Max
at 12:00 AM on Sep 10, 2026
11
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
1
µg/m3
NO₂
3
µg/m3
O₃
69
µg/m3
CO
216
µg/m3
AQI Hourly Forecast Graph
29
Min
at 1:00 AM on Sep 11
65
Max
at 10:00 AM on Sep 11, 2026
12
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
14
µg/m3
SO₂
1
µg/m3
NO₂
2
µg/m3
O₃
67
µg/m3
CO
196
µg/m3
AQI Hourly Forecast Graph
43
Min
at 12:00 AM on Sep 12
66
Max
at 9:00 AM on Sep 12, 2026
13
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
0
µg/m3
NO₂
2
µg/m3
O₃
33
µg/m3
CO
111
µg/m3
AQI Hourly Forecast Graph
9
Min
at 11:00 AM on Sep 13
41
Max
at 1:00 AM on Sep 13, 2026
14
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
2
µg/m3
O₃
31
µg/m3
CO
92
µg/m3
AQI Hourly Forecast Graph
9
Min
at 2:00 AM on Sep 14
11
Max
at 11:00 PM on Sep 14, 2026
15
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
1
µg/m3
NO₂
4
µg/m3
O₃
27
µg/m3
CO
124
µg/m3
AQI Hourly Forecast Graph
11
Min
at 8:00 AM on Sep 15
19
Max
at 12:00 AM on Sep 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
4
µg/m3
SO₂
1
µg/m3
NO₂
5
µg/m3
O₃
36
µg/m3
CO
140
µg/m3
AQI Hourly Forecast Graph
17
Min
at 3:00 AM on Sep 16
20
Max
at 12:00 AM on Sep 16, 2026
17
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
9
µg/m3
SO₂
1
µg/m3
NO₂
3
µg/m3
O₃
64
µg/m3
CO
127
µg/m3
AQI Hourly Forecast Graph
19
Min
at 2:00 AM on Sep 17
34
Max
at 8:00 AM on Sep 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
7
µg/m3
SO₂
1
µg/m3
NO₂
3
µg/m3
O₃
64
µg/m3
CO
140
µg/m3
AQI Hourly Forecast Graph
23
Min
at 2:00 AM on Sep 18
34
Max
at 10:00 PM on Sep 18, 2026
19
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
1
µg/m3
NO₂
3
µg/m3
O₃
58
µg/m3
CO
134
µg/m3
AQI Hourly Forecast Graph
32
Min
at 1:00 AM on Sep 19
48
Max
at 1:00 PM on Sep 19, 2026
20
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
5
µg/m3
SO₂
2
µg/m3
NO₂
4
µg/m3
O₃
69
µg/m3
CO
123
µg/m3
AQI Hourly Forecast Graph
11
Min
at 3:00 PM on Sep 20
33
Max
at 1:00 AM on Sep 20, 2026
21
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
10
µg/m3
SO₂
2
µg/m3
NO₂
4
µg/m3
O₃
69
µg/m3
CO
124
µg/m3
AQI Hourly Forecast Graph
9
Min
at 2:00 AM on Sep 21
38
Max
at 12:00 AM on Sep 21, 2026
22
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
14
µg/m3
SO₂
1
µg/m3
NO₂
3
µg/m3
O₃
69
µg/m3
CO
124
µg/m3
AQI Hourly Forecast Graph
29
Min
at 9:00 PM on Sep 22
39
Max
at 1:00 AM on Sep 22, 2026
23
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
16
µg/m3
SO₂
1
µg/m3
NO₂
2
µg/m3
O₃
64
µg/m3
CO
118
µg/m3
AQI Hourly Forecast Graph
30
Min
at 1:00 AM on Sep 23
50
Max
at 12:00 AM on Sep 23, 2026
24
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
22
µg/m3
SO₂
2
µg/m3
NO₂
3
µg/m3
O₃
73
µg/m3
CO
138
µg/m3
AQI Hourly Forecast Graph
53
Min
at 1:00 AM on Sep 24
74
Max
at 9:00 PM on Sep 24, 2026
25
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
16
µg/m3
SO₂
1
µg/m3
NO₂
2
µg/m3
O₃
79
µg/m3
CO
124
µg/m3
AQI Hourly Forecast Graph
49
Min
at 10:00 AM on Sep 25
69
Max
at 1:00 AM on Sep 25, 2026
26
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
3
µg/m3
NO₂
2
µg/m3
O₃
52
µg/m3
CO
110
µg/m3
AQI Hourly Forecast Graph
50
Min
at 4:00 PM on Sep 26
84
Max
at 5:00 AM on Sep 26, 2026
27
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
1
µg/m3
NO₂
2
µg/m3
O₃
36
µg/m3
CO
116
µg/m3
AQI Hourly Forecast Graph
22
Min
at 12:00 AM on Sep 27
56
Max
at 1:00 AM on Sep 27, 2026
28
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
1
µg/m3
NO₂
3
µg/m3
O₃
21
µg/m3
CO
112
µg/m3
AQI Hourly Forecast Graph
21
Min
at 1:00 AM on Sep 28
40
Max
at 10:00 AM on Sep 28, 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
6
µg/m3
SO₂
1
µg/m3
NO₂
6
µg/m3
O₃
34
µg/m3
CO
171
µg/m3
AQI Hourly Forecast Graph
22
Min
at 5:00 PM on Sep 29
30
Max
at 1:00 AM on Sep 29, 2026
30
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
12
µg/m3
SO₂
1
µg/m3
NO₂
2
µg/m3
O₃
73
µg/m3
CO
147
µg/m3
AQI Hourly Forecast Graph
25
Min
at 1:00 AM on Sep 30
60
Max
at 12:00 AM on Sep 30, 2026
01
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
21
µg/m3
SO₂
3
µg/m3
NO₂
5
µg/m3
O₃
78
µg/m3
CO
181
µg/m3
AQI Hourly Forecast Graph
58
Min
at 12:00 AM on Oct 1
80
Max
at 6:00 PM on Oct 1, 2026
02
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
15
µg/m3
SO₂
2
µg/m3
NO₂
4
µg/m3
O₃
65
µg/m3
CO
174
µg/m3
AQI Hourly Forecast Graph
34
Min
at 12:00 AM on Oct 2
54
Max
at 1:00 AM on Oct 2, 2026
03
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
9
µg/m3
SO₂
1
µg/m3
NO₂
3
µg/m3
O₃
69
µg/m3
CO
138
µg/m3
AQI Hourly Forecast Graph
21
Min
at 3:00 AM on Oct 3
30
Max
at 1:00 AM on Oct 3, 2026
Okayama Prefecture Historical Weather Data
Display historical weather data by selecting a specific date and location Okayama Prefecture.
Display historical weather data by selecting a specific date and location Okayama Prefecture.
Okayama City, Okayama CapitalOct 22, 2026
18
°C
|
°F
Sunny
Max
21
°
Min
14
°
|
Humidity
61 %
|
Wind
60 Km/h
|
|
Visibility
10 km
|
UV Index
2.7
|
|
Sunrise
6:15 AM
|
Sunset
5:21 PM
|
|
Moonrise
3:12 PM
|
Moonset
2:10 AM
|
|
Moon Phase
92
|
Snow
0 mm/h
|
|
Rain Chance
45%
|
Historical Weather from WeatherAPI
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- 「おかやま米粉マルシェ」で県産米粉を使用した商品をPR!~おかやま米粉プロジェクト~ October 21, 2026 岡山県庁
- 腸管出血性大腸菌感染症が発生しました October 21, 2026 岡山県庁
- 2026年冬ダイヤ初日、岡山ー東京(羽田)線搭乗者にオリジナルノベルティグッズを配布します! October 20, 2026 岡山県庁
- インフルエンザとみられる学校の臨時休業(第12報) October 20, 2026 岡山県庁
- 令和8年度第2回岡山県介護保険制度推進委員会を開催します October 20, 2026 岡山県庁
- 第46回全国障害者技能競技大会岡山県参加選手壮行式及び第64回技能五輪全国大会岡山県代表選手壮行式を開催します October 20, 2026 岡山県庁
- 第22回岡山県動物愛護フェスティバルを開催します!! October 19, 2026 岡山県庁
- 「こっこちゃんフェア~2026おかやまエッグ&チキン~」 に行ってみよう! October 19, 2026 岡山県庁
- 小・中学生が児島湖調査隊として『五感を用いた水質調査』を実施します! October 19, 2026 岡山県庁
SNA Japan RSS Feed
- Visible Minorities: Cornell University and Rape Culture October 14, 2026An under-investigated rape case at Cornell recently resurfaced due to a lawsuit. It might seem odd for an Ivy League school to face such severe allegations, but not to me. I was an undergraduate at Cornell 40 years ago, and what’s happening now is all within character.Debito Arudou
- Visible Minorities: Kimi Onoda and the Trauma of History September 13, 2026The Cabinet Minister in charge of policy towards “foreigners” is basically removing them from Japan. I see it as the natural outcome of Japan’s legacy of abuse towards its Visible Minorities.Debito Arudou
- Visible Minorities: “Big Garbage Day” and The Purge August 9, 2026It was that regular time of the year in certain parts of Japan that for some foreign residents was better than Christmas: Sodai Gomi no Hi.Debito Arudou
- Visible Minorities: Semiquincentennial vs. Bicentennial July 5, 2026The United States should be celebrating the best of itself on its landmark birthday, like it did fifty years ago. It’s not. But the party is actually elsewhere.Debito Arudou
- 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
- Visible Minorities: Life Under a Mad King April 7, 2026The world is living under a rogue regime—or rather, a rogue individual—who is wielding unprecedented power.Debito Arudou
- Visible Minorities: Revolution is Due March 1, 2026Democracies happen because of a Middle Class, but you have to keep it fed and watered. America is no longer doing that.Debito Arudou
- Visible Minorities: Confronting AI in Higher Education January 27, 2026Something very bad is happening around me in higher education: Artificial Intelligence (AI).Debito Arudou
- Visible Minorities: Karen Hill Anton’s Willful Ignorance of History December 1, 2025A prominent spokesperson within Japan’s foreign community won’t admit racism happens in Japan unless it rises to the level of racism in America.Debito Arudou
- Hiring Bad Cops November 16, 2025At the outset of his second term, US President Donald Trump shut down a database designed to provide law enforcement agencies with information on the past records of job candidates.Michael Penn

