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Hiroshima Prefecture Air Quality

ByPaul (Poison Fish) Manjyu Woodman

Aug 30, 2026 #Air, #Air Quality, #Hiroshima, #Hiroshima Prefecture, #Hiroshima Prefecture Air Quality, #Japan, #Japanese, #Prefecture, #Quality, #Weather
Hiroshima Prefecture Air QualityHiroshima Prefecture Air Quality

Hiroshima Prefecture Air Quality

Hiroshima Prefecture AQI – Detailed Air Quality

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

Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Hiroshima, Hiroshima Capital
6:54 PM, September 11, 2026
Last updated on: 6:54 PM
Live AQI 72
Air Quality is Moderate
PM₂.₅: 16.35µg/m³ PM₁₀: 19.61µg/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
70
Min at 12:00 AM on Sep 11
97
Max at 3:00 PM on Sep 12, 2026

Hiroshima Prefecture Historical Air Quality Data

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

Hiroshima, Hiroshima Capital Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Sep 11, 2026 6:54 PM
SUNMONTUEWEDTHUFRISAT
26
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 5 µg/m3
O₃ 59 µg/m3
CO 116 µg/m3
AQI Hourly Forecast Graph
45
Min at 9:00 AM on Jul 26
66
Max at 12:00 AM on Jul 26, 2026
27
105
Poor
PM2.5: 27
AQI
105
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 27 µg/m3
PM₁₀ 30 µg/m3
SO₂ 5 µg/m3
NO₂ 6 µg/m3
O₃ 85 µg/m3
CO 144 µg/m3
AQI Hourly Forecast Graph
71
Min at 1:00 AM on Jul 27
112
Max at 3:00 PM on Jul 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 22 µg/m3
SO₂ 6 µg/m3
NO₂ 7 µg/m3
O₃ 62 µg/m3
CO 134 µg/m3
AQI Hourly Forecast Graph
41
Min at 8:00 PM on Jul 28
108
Max at 1:00 AM on Jul 28, 2026
29
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 5 µg/m3
NO₂ 8 µg/m3
O₃ 44 µg/m3
CO 125 µg/m3
AQI Hourly Forecast Graph
30
Min at 2:00 PM on Jul 29
43
Max at 1:00 AM on Jul 29, 2026
30
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 5 µg/m3
NO₂ 6 µg/m3
O₃ 63 µg/m3
CO 117 µg/m3
AQI Hourly Forecast Graph
30
Min at 1:00 AM on Jul 30
57
Max at 7:00 AM on Jul 30, 2026
31
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 23 µg/m3
SO₂ 5 µg/m3
NO₂ 6 µg/m3
O₃ 79 µg/m3
CO 129 µg/m3
AQI Hourly Forecast Graph
36
Min at 1:00 AM on Jul 31
113
Max at 12:00 AM on Jul 31, 2026
01
148
Poor
PM2.5: 49
AQI
148
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 49 µg/m3
PM₁₀ 53 µg/m3
SO₂ 5 µg/m3
NO₂ 5 µg/m3
O₃ 94 µg/m3
CO 183 µg/m3
AQI Hourly Forecast Graph
115
Min at 1:00 AM on Aug 1
192
Max at 10:00 PM on Aug 1, 2026
02
171
Unhealthy
PM2.5: 60
AQI
171
Air Quality is Unhealthy Health risks increase. Everyone should limit the time spent outdoors.
PM₂.₅ 60 µg/m3
PM₁₀ 66 µg/m3
SO₂ 5 µg/m3
NO₂ 5 µg/m3
O₃ 96 µg/m3
CO 209 µg/m3
AQI Hourly Forecast Graph
155
Min at 12:00 AM on Aug 2
188
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 3 µg/m3
O₃ 96 µg/m3
CO 165 µg/m3
AQI Hourly Forecast Graph
54
Min at 12:00 AM on Aug 3
152
Max at 1:00 AM on Aug 3, 2026
04
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 15 µg/m3
SO₂ 3 µg/m3
NO₂ 3 µg/m3
O₃ 85 µg/m3
CO 120 µg/m3
AQI Hourly Forecast Graph
30
Min at 8:00 PM on Aug 4
54
Max at 1:00 AM on Aug 4, 2026
05
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 3 µg/m3
NO₂ 3 µg/m3
O₃ 80 µg/m3
CO 117 µg/m3
AQI Hourly Forecast Graph
36
Min at 1:00 AM on Aug 5
76
Max at 6:00 AM on Aug 5, 2026
06
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 2 µg/m3
O₃ 37 µg/m3
CO 86 µg/m3
AQI Hourly Forecast Graph
9
Min at 1:00 PM on Aug 6
43
Max at 1:00 AM on Aug 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 6 µg/m3
SO₂ 1 µg/m3
NO₂ 2 µg/m3
O₃ 28 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
12
Min at 12:00 PM on Aug 7
26
Max at 6:00 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 8 µg/m3
SO₂ 1 µg/m3
NO₂ 2 µg/m3
O₃ 33 µg/m3
CO 72 µg/m3
AQI Hourly Forecast Graph
8
Min at 7:00 PM on Aug 8
18
Max at 1:00 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 2 µg/m3
NO₂ 3 µg/m3
O₃ 38 µg/m3
CO 78 µg/m3
AQI Hourly Forecast Graph
7
Min at 10:00 AM on Aug 9
24
Max at 12:00 AM on Aug 9, 2026
10
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 15 µg/m3
SO₂ 6 µg/m3
NO₂ 8 µg/m3
O₃ 59 µg/m3
CO 129 µg/m3
AQI Hourly Forecast Graph
28
Min at 1:00 AM on Aug 10
65
Max at 8:00 PM 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 4 µg/m3
NO₂ 3 µg/m3
O₃ 90 µg/m3
CO 115 µg/m3
AQI Hourly Forecast Graph
15
Min at 12:00 AM on Aug 11
51
Max at 1:00 AM on Aug 11, 2026
12
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 4 µg/m3
NO₂ 3 µg/m3
O₃ 77 µg/m3
CO 104 µg/m3
AQI Hourly Forecast Graph
14
Min at 2:00 AM on Aug 12
57
Max at 12:00 AM on Aug 12, 2026
13
103
Poor
PM2.5: 26
AQI
103
Air Quality is Poor Air may cause discomfort. Sensitive groups should reduce outdoor exposure.
PM₂.₅ 26 µg/m3
PM₁₀ 29 µg/m3
SO₂ 6 µg/m3
NO₂ 3 µg/m3
O₃ 66 µg/m3
CO 98 µg/m3
AQI Hourly Forecast Graph
67
Min at 1:00 AM on Aug 13
123
Max at 10:00 AM on Aug 13, 2026
14
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 3 µg/m3
NO₂ 2 µg/m3
O₃ 55 µg/m3
CO 83 µg/m3
AQI Hourly Forecast Graph
22
Min at 9:00 AM on Aug 14
80
Max at 1:00 AM on Aug 14, 2026
15
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 2 µg/m3
NO₂ 2 µg/m3
O₃ 54 µg/m3
CO 83 µg/m3
AQI Hourly Forecast Graph
7
Min at 8:00 AM on Aug 15
30
Max at 1:00 AM on Aug 15, 2026
16
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 2 µg/m3
NO₂ 2 µg/m3
O₃ 51 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
5
Min at 7:00 AM on Aug 16
15
Max at 1:00 AM on Aug 16, 2026
17
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 2 µg/m3
NO₂ 2 µg/m3
O₃ 44 µg/m3
CO 79 µg/m3
AQI Hourly Forecast Graph
4
Min at 8:00 AM on Aug 17
12
Max at 1:00 AM on Aug 17, 2026
18
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 51 µg/m3
CO 85 µg/m3
AQI Hourly Forecast Graph
7
Min at 6:00 AM on Aug 18
15
Max at 12:00 AM on Aug 18, 2026
19
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 5 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 53 µg/m3
CO 87 µg/m3
AQI Hourly Forecast Graph
8
Min at 10:00 AM on Aug 19
17
Max at 12:00 AM on Aug 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 3 µg/m3
O₃ 49 µg/m3
CO 93 µg/m3
AQI Hourly Forecast Graph
11
Min at 8:00 AM on Aug 20
21
Max at 11:00 PM on Aug 20, 2026
21
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 2 µg/m3
NO₂ 3 µg/m3
O₃ 48 µg/m3
CO 98 µg/m3
AQI Hourly Forecast Graph
13
Min at 7:00 AM on Aug 21
22
Max at 1:00 AM on Aug 21, 2026
22
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 7 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 57 µg/m3
CO 89 µg/m3
AQI Hourly Forecast Graph
14
Min at 10:00 AM on Aug 22
21
Max at 12:00 AM on Aug 22, 2026
23
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 7 µg/m3
SO₂ 2 µg/m3
NO₂ 3 µg/m3
O₃ 50 µg/m3
CO 87 µg/m3
AQI Hourly Forecast Graph
12
Min at 12:00 PM on Aug 23
22
Max at 12:00 AM on Aug 23, 2026
24
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 5 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 56 µg/m3
CO 89 µg/m3
AQI Hourly Forecast Graph
8
Min at 9:00 AM on Aug 24
22
Max at 1:00 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 2 µg/m3
CO 4 µg/m3
AQI Hourly Forecast Graph
15
Min at 1:00 AM on Aug 25
15
Max at 1:00 AM on Aug 25, 2026
26
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 10 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 38 µg/m3
CO 102 µg/m3
AQI Hourly Forecast Graph
17
Min at 2:00 AM on Aug 26
33
Max at 3:00 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 4 µg/m3
AQI Hourly Forecast Graph
29
Min at 1:00 AM on Aug 27
29
Max at 1:00 AM on Aug 27, 2026
29
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 4 µg/m3
NO₂ 4 µg/m3
O₃ 25 µg/m3
CO 85 µg/m3
AQI Hourly Forecast Graph
21
Min at 7:00 AM on Aug 29
80
Max at 12:00 AM on Aug 29, 2026

Hiroshima Prefecture Historical Weather Data

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

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

Hiroshima, Hiroshima CapitalSep 10, 2026
weather image
21 °C | °F
Overcast
Max 24 °
Min 18 °
Humidity 86 %
Wind 31 Km/h
Visibility 9 km
UV Index 3
Sunrise 5:49 AM
Sunset 6:24 PM
Moonrise 4:12 AM
Moonset 5:43 PM
Precipitation 0.5 mm
Snow 0 mm/h
Rain Chance 100%
Historical Weather from WeatherAPI

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