• October 21, 2026
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Last updated on October 1st, 2026 at 09:46 am

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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
10:50 AM, October 21, 2026
Last updated on: 10:50 AM
Live AQI 84
Air Quality is Moderate
PM₂.₅: 20.25µg/m³ PM₁₀: 22.58µg/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
25
Min at 8:00 PM on Oct 21
87
Max at 11:00 AM on Oct 21, 2026

Okayama Prefecture Historical Air Quality Data

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

Okayama City, Okayama Capital Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Oct 21, 2026 10:50 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 20, 2026
weather image
22 °C | °F
Patchy rain possible
Max 26 °
Min 20 °
Humidity 89 %
Wind 21 Km/h
Visibility 10 km
UV Index 1.3
Sunrise 6:14 AM
Sunset 5:23 PM
Moonrise 2:21 PM
Moonset 12:15 AM
Moon Phase 77
Precipitation 0.5 mm
Snow 0 mm/h
Rain Chance 100%
Historical Weather from WeatherAPI

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