• October 12, 2026
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Air Quality Ehime Prefecture

Ehime Prefecture AQI – Detailed Air Quality

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

Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Matsuyama, Ehime Capital
7:09 AM, October 12, 2026
Last updated on: 7:05 AM
Live AQI 53
Air Quality is Moderate
PM₂.₅: 10.54µg/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.
Good Moderate Poor Unhealthy Severe Hazardous 0 50 100 150 200 250 300+
Air Quality Hourly Forecast
53
Min at 7:00 AM on Oct 11
66
Max at 1:00 PM on Oct 12, 2026

Ehime Prefecture Historical Air Quality Data

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

Matsuyama, Ehime Capial Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Oct 12, 2026 7:09 AM
SUNMONTUEWEDTHUFRISAT
30
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 4 µg/m3
NO₂ 2 µg/m3
O₃ 43 µg/m3
CO 81 µg/m3
AQI Hourly Forecast Graph
46
Min at 3:00 PM on Aug 30
114
Max at 4:00 AM 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 7 µg/m3
SO₂ 2 µg/m3
NO₂ 1 µg/m3
O₃ 47 µg/m3
CO 78 µg/m3
AQI Hourly Forecast Graph
5
Min at 12:00 AM on Aug 31
60
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 4 µg/m3
SO₂ 1 µg/m3
NO₂ 1 µg/m3
O₃ 43 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
5
Min at 1:00 AM on Sep 1
9
Max at 5:00 PM 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 1 µg/m3
O₃ 39 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
5
Min at 8:00 PM on Sep 2
7
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 2 µg/m3
SO₂ 1 µg/m3
NO₂ 2 µg/m3
O₃ 34 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
6
Min at 1:00 AM on Sep 3
7
Max at 2:00 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 2 µg/m3
SO₂ 1 µg/m3
NO₂ 4 µg/m3
O₃ 34 µg/m3
CO 95 µg/m3
AQI Hourly Forecast Graph
4
Min at 8:00 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 1 µg/m3
NO₂ 4 µg/m3
O₃ 61 µg/m3
CO 116 µg/m3
AQI Hourly Forecast Graph
11
Min at 12:00 AM on Sep 5
19
Max at 7:00 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 5 µg/m3
SO₂ 2 µg/m3
NO₂ 4 µg/m3
O₃ 70 µg/m3
CO 139 µg/m3
AQI Hourly Forecast Graph
10
Min at 1:00 AM on Sep 6
24
Max at 10:00 PM on Sep 6, 2026
07
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 2 µg/m3
NO₂ 3 µg/m3
O₃ 74 µg/m3
CO 152 µg/m3
AQI Hourly Forecast Graph
21
Min at 2:00 PM on Sep 7
27
Max at 8:00 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 6 µg/m3
SO₂ 2 µg/m3
NO₂ 6 µg/m3
O₃ 53 µg/m3
CO 175 µg/m3
AQI Hourly Forecast Graph
19
Min at 5:00 PM on Sep 8
32
Max at 12:00 AM on Sep 8, 2026
09
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 7 µg/m3
SO₂ 2 µg/m3
NO₂ 3 µg/m3
O₃ 76 µg/m3
CO 188 µg/m3
AQI Hourly Forecast Graph
17
Min at 12:00 AM on Sep 9
32
Max at 1:00 AM on Sep 9, 2026
10
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 6 µg/m3
SO₂ 2 µg/m3
NO₂ 3 µg/m3
O₃ 76 µg/m3
CO 193 µg/m3
AQI Hourly Forecast Graph
17
Min at 1:00 AM on Sep 10
35
Max at 12:00 AM on Sep 10, 2026
11
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 4 µg/m3
NO₂ 3 µg/m3
O₃ 106 µg/m3
CO 213 µg/m3
AQI Hourly Forecast Graph
38
Min at 1:00 AM on Sep 11
77
Max at 1:00 PM on Sep 11, 2026
12
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 2 µg/m3
NO₂ 2 µg/m3
O₃ 105 µg/m3
CO 215 µg/m3
AQI Hourly Forecast Graph
38
Min at 12:00 AM on Sep 12
86
Max at 7:00 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 5 µg/m3
SO₂ 1 µg/m3
NO₂ 1 µg/m3
O₃ 47 µg/m3
CO 105 µg/m3
AQI Hourly Forecast Graph
8
Min at 1:00 PM on Sep 13
34
Max at 1:00 AM on Sep 13, 2026
14
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 2 µg/m3
NO₂ 3 µg/m3
O₃ 51 µg/m3
CO 107 µg/m3
AQI Hourly Forecast Graph
11
Min at 2:00 AM on Sep 14
35
Max at 12:00 AM on Sep 14, 2026
15
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 3 µg/m3
NO₂ 4 µg/m3
O₃ 73 µg/m3
CO 156 µg/m3
AQI Hourly Forecast Graph
30
Min at 12:00 AM on Sep 15
46
Max at 5:00 AM on Sep 15, 2026
16
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 2 µg/m3
NO₂ 5 µg/m3
O₃ 60 µg/m3
CO 152 µg/m3
AQI Hourly Forecast Graph
20
Min at 5:00 AM on Sep 16
29
Max at 10:00 AM on Sep 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 9 µg/m3
SO₂ 2 µg/m3
NO₂ 3 µg/m3
O₃ 91 µg/m3
CO 142 µg/m3
AQI Hourly Forecast Graph
23
Min at 1:00 AM on Sep 17
49
Max at 10:00 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 5 µg/m3
SO₂ 1 µg/m3
NO₂ 2 µg/m3
O₃ 81 µg/m3
CO 135 µg/m3
AQI Hourly Forecast Graph
16
Min at 3:00 AM on Sep 18
21
Max at 8:00 PM 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 11 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 85 µg/m3
CO 140 µg/m3
AQI Hourly Forecast Graph
20
Min at 1:00 AM on Sep 19
58
Max at 10:00 AM 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 4 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 84 µg/m3
CO 118 µg/m3
AQI Hourly Forecast Graph
9
Min at 6:00 PM on Sep 20
27
Max at 1:00 AM on Sep 20, 2026
21
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 12 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 95 µg/m3
CO 112 µg/m3
AQI Hourly Forecast Graph
13
Min at 1:00 AM on Sep 21
39
Max at 10:00 PM on Sep 21, 2026
22
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 18 µg/m3
SO₂ 3 µg/m3
NO₂ 2 µg/m3
O₃ 101 µg/m3
CO 138 µg/m3
AQI Hourly Forecast Graph
34
Min at 12:00 AM on Sep 22
48
Max at 6:00 AM on Sep 22, 2026
23
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 18 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 98 µg/m3
CO 131 µg/m3
AQI Hourly Forecast Graph
33
Min at 1:00 AM on Sep 23
61
Max at 12:00 AM on Sep 23, 2026
24
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 20 µg/m3
SO₂ 6 µg/m3
NO₂ 3 µg/m3
O₃ 102 µg/m3
CO 129 µg/m3
AQI Hourly Forecast Graph
50
Min at 2:00 PM on Sep 24
67
Max at 12:00 AM on Sep 24, 2026
25
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 36 µg/m3
SO₂ 8 µg/m3
NO₂ 2 µg/m3
O₃ 97 µg/m3
CO 133 µg/m3
AQI Hourly Forecast Graph
70
Min at 1:00 AM on Sep 25
174
Max at 12:00 AM on Sep 25, 2026
26
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 14 µg/m3
NO₂ 2 µg/m3
O₃ 75 µg/m3
CO 108 µg/m3
AQI Hourly Forecast Graph
67
Min at 1:00 PM on Sep 26
178
Max at 1:00 AM on Sep 26, 2026
27
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 22 µg/m3
SO₂ 8 µg/m3
NO₂ 3 µg/m3
O₃ 58 µg/m3
CO 111 µg/m3
AQI Hourly Forecast Graph
58
Min at 3:00 PM on Sep 27
108
Max at 12:00 AM on Sep 27, 2026
28
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 19 µg/m3
SO₂ 5 µg/m3
NO₂ 6 µg/m3
O₃ 44 µg/m3
CO 133 µg/m3
AQI Hourly Forecast Graph
29
Min at 12:00 AM on Sep 28
111
Max at 1:00 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 2 µg/m3
NO₂ 5 µg/m3
O₃ 67 µg/m3
CO 194 µg/m3
AQI Hourly Forecast Graph
21
Min at 10:00 AM on Sep 29
28
Max at 7:00 PM on Sep 29, 2026
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 13 µg/m3
SO₂ 5 µg/m3
NO₂ 3 µg/m3
O₃ 101 µg/m3
CO 161 µg/m3
AQI Hourly Forecast Graph
28
Min at 1:00 AM on Sep 30
61
Max at 11:00 PM on Sep 30, 2026
01
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 20 µg/m3
SO₂ 5 µg/m3
NO₂ 2 µg/m3
O₃ 113 µg/m3
CO 177 µg/m3
AQI Hourly Forecast Graph
33
Min at 12:00 AM on Oct 1
79
Max at 3:00 PM on Oct 1, 2026
02
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 14 µg/m3
SO₂ 3 µg/m3
NO₂ 2 µg/m3
O₃ 97 µg/m3
CO 162 µg/m3
AQI Hourly Forecast Graph
29
Min at 2:00 AM on Oct 2
47
Max at 3:00 PM on Oct 2, 2026
03
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 13 µg/m3
SO₂ 3 µg/m3
NO₂ 2 µg/m3
O₃ 94 µg/m3
CO 152 µg/m3
AQI Hourly Forecast Graph
31
Min at 12:00 PM on Oct 3
40
Max at 9:00 PM on Oct 3, 2026

Ehime Prefecture Historical Weather Data

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

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

Matsuyama, Ehime CapitalOct 11, 2026
weather image
20 °C | °F
Sunny
Max 25 °
Min 17 °
Humidity 76 %
Wind 41 Km/h
Visibility 10 km
UV Index 4.6
Sunrise 6:10 AM
Sunset 5:40 PM
Moonrise 6:30 AM
Moonset 5:41 PM
Moon Phase 1
Precipitation 0.01 mm
Snow 0 mm/h
Rain Chance 45%
Historical Weather from WeatherAPI

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