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

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Air Quality Saitama Prefecture

Saitama Prefecture AQI – Detailed Air Quality

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

Today’s Air Quality Index (AQI)
Real-time PM2.5, PM10 air pollution level in Saitama, Saitama Capital
10:50 AM, October 21, 2026
Last updated on: 10:50 AM
Live AQI 16
Air Quality is Good
PM₂.₅: 3.17µg/m³ PM₁₀: 7.08µg/m³
Good Air is clean and safe. No health risks expected. Everyone can enjoy outdoor activities without concern.
Good Moderate Poor Unhealthy Severe Hazardous 0 50 100 150 200 250 300+
Air Quality Hourly Forecast
16
Min at 10:00 AM on Oct 21
34
Max at 6:00 AM on Oct 21, 2026

Saitama Prefecture Historical Air Quality Data

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

Saitama, Saitama Capital Historical Air Quality Data

Explore historical AQI data and pollutant changes over time.
Oct 21, 2026 10:50 AM
SUNMONTUEWEDTHUFRISAT
30
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 14 µg/m3
NO₂ 33 µg/m3
O₃ 40 µg/m3
CO 186 µg/m3
AQI Hourly Forecast Graph
33
Min at 1:00 AM on Aug 30
107
Max at 10:00 PM on Aug 30, 2026
31
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 23 µg/m3
SO₂ 12 µg/m3
NO₂ 32 µg/m3
O₃ 53 µg/m3
CO 191 µg/m3
AQI Hourly Forecast Graph
40
Min at 11:00 PM on Aug 31
104
Max at 3:00 AM on Aug 31, 2026
01
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 8 µg/m3
NO₂ 8 µg/m3
O₃ 92 µg/m3
CO 145 µg/m3
AQI Hourly Forecast Graph
21
Min at 3:00 PM on Sep 1
70
Max at 6:00 AM on Sep 1, 2026
02
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 10 µg/m3
SO₂ 8 µg/m3
NO₂ 2 µg/m3
O₃ 82 µg/m3
CO 121 µg/m3
AQI Hourly Forecast Graph
24
Min at 11:00 AM on Sep 2
51
Max at 4:00 AM on Sep 2, 2026
03
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 3 µg/m3
NO₂ 3 µg/m3
O₃ 58 µg/m3
CO 112 µg/m3
AQI Hourly Forecast Graph
16
Min at 7:00 AM on Sep 3
30
Max at 12:00 AM on Sep 3, 2026
04
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 16 µg/m3
SO₂ 8 µg/m3
NO₂ 31 µg/m3
O₃ 43 µg/m3
CO 193 µg/m3
AQI Hourly Forecast Graph
18
Min at 12:00 AM on Sep 4
108
Max at 8:00 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 5 µg/m3
SO₂ 5 µg/m3
NO₂ 14 µg/m3
O₃ 70 µg/m3
CO 165 µg/m3
AQI Hourly Forecast Graph
15
Min at 12:00 AM on Sep 5
20
Max at 4:00 PM on Sep 5, 2026
06
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 7 µg/m3
O₃ 63 µg/m3
CO 154 µg/m3
AQI Hourly Forecast Graph
9
Min at 6:00 AM on Sep 6
16
Max at 12:00 AM 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 2 µg/m3
NO₂ 3 µg/m3
O₃ 55 µg/m3
CO 168 µg/m3
AQI Hourly Forecast Graph
15
Min at 3:00 AM on Sep 7
27
Max at 6:00 PM 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 10 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 55 µg/m3
CO 191 µg/m3
AQI Hourly Forecast Graph
18
Min at 12:00 PM on Sep 8
33
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 12 µg/m3
SO₂ 3 µg/m3
NO₂ 8 µg/m3
O₃ 67 µg/m3
CO 187 µg/m3
AQI Hourly Forecast Graph
10
Min at 8:00 PM on Sep 9
60
Max at 10:00 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 7 µg/m3
NO₂ 24 µg/m3
O₃ 49 µg/m3
CO 268 µg/m3
AQI Hourly Forecast Graph
13
Min at 1:00 AM on Sep 10
28
Max at 7:00 PM on Sep 10, 2026
11
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 8 µg/m3
NO₂ 44 µg/m3
O₃ 26 µg/m3
CO 285 µg/m3
AQI Hourly Forecast Graph
27
Min at 1:00 AM on Sep 11
44
Max at 10:00 AM on Sep 11, 2026
12
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 10 µg/m3
NO₂ 26 µg/m3
O₃ 54 µg/m3
CO 281 µg/m3
AQI Hourly Forecast Graph
38
Min at 1:00 AM on Sep 12
71
Max at 6:00 AM 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 18 µg/m3
SO₂ 8 µg/m3
NO₂ 8 µg/m3
O₃ 86 µg/m3
CO 201 µg/m3
AQI Hourly Forecast Graph
15
Min at 10:00 PM on Sep 13
111
Max at 8:00 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 4 µg/m3
SO₂ 2 µg/m3
NO₂ 2 µg/m3
O₃ 62 µg/m3
CO 97 µg/m3
AQI Hourly Forecast Graph
4
Min at 5:00 PM on Sep 14
19
Max at 4:00 AM on Sep 14, 2026
15
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 3 µg/m3
NO₂ 4 µg/m3
O₃ 47 µg/m3
CO 100 µg/m3
AQI Hourly Forecast Graph
4
Min at 1:00 AM on Sep 15
27
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 5 µg/m3
SO₂ 5 µg/m3
NO₂ 22 µg/m3
O₃ 54 µg/m3
CO 175 µg/m3
AQI Hourly Forecast Graph
10
Min at 7:00 PM on Sep 16
36
Max at 2:00 AM on Sep 16, 2026
17
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 6 µg/m3
NO₂ 12 µg/m3
O₃ 89 µg/m3
CO 156 µg/m3
AQI Hourly Forecast Graph
14
Min at 1:00 AM on Sep 17
32
Max at 6:00 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 8 µg/m3
SO₂ 6 µg/m3
NO₂ 12 µg/m3
O₃ 80 µg/m3
CO 147 µg/m3
AQI Hourly Forecast Graph
15
Min at 10:00 PM on Sep 18
20
Max at 4:00 AM on Sep 18, 2026
19
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 6 µg/m3
NO₂ 17 µg/m3
O₃ 62 µg/m3
CO 153 µg/m3
AQI Hourly Forecast Graph
12
Min at 4:00 AM on Sep 19
30
Max at 5:00 PM on Sep 19, 2026
20
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 3 µg/m3
NO₂ 13 µg/m3
O₃ 62 µg/m3
CO 153 µg/m3
AQI Hourly Forecast Graph
7
Min at 12:00 PM on Sep 20
27
Max at 12:00 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 6 µg/m3
SO₂ 3 µg/m3
NO₂ 11 µg/m3
O₃ 33 µg/m3
CO 138 µg/m3
AQI Hourly Forecast Graph
8
Min at 10:00 AM on Sep 21
30
Max at 1:00 AM on Sep 21, 2026
22
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 7 µg/m3
NO₂ 9 µg/m3
O₃ 86 µg/m3
CO 144 µg/m3
AQI Hourly Forecast Graph
26
Min at 3:00 PM on Sep 22
81
Max at 7:00 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 12 µg/m3
SO₂ 7 µg/m3
NO₂ 22 µg/m3
O₃ 61 µg/m3
CO 169 µg/m3
AQI Hourly Forecast Graph
36
Min at 7:00 AM on Sep 23
58
Max at 12:00 AM on Sep 23, 2026
24
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 20 µg/m3
SO₂ 9 µg/m3
NO₂ 8 µg/m3
O₃ 106 µg/m3
CO 170 µg/m3
AQI Hourly Forecast Graph
59
Min at 1:00 AM on Sep 24
92
Max at 6:00 AM on Sep 24, 2026
25
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 6 µg/m3
NO₂ 5 µg/m3
O₃ 105 µg/m3
CO 142 µg/m3
AQI Hourly Forecast Graph
24
Min at 9:00 AM on Sep 25
69
Max at 1:00 AM on Sep 25, 2026
26
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 5 µg/m3
NO₂ 17 µg/m3
O₃ 66 µg/m3
CO 162 µg/m3
AQI Hourly Forecast Graph
16
Min at 11:00 AM on Sep 26
64
Max at 1:00 AM on Sep 26, 2026
27
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 7 µg/m3
NO₂ 12 µg/m3
O₃ 75 µg/m3
CO 152 µg/m3
AQI Hourly Forecast Graph
15
Min at 12:00 AM on Sep 27
48
Max at 1:00 PM on Sep 27, 2026
28
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 6 µg/m3
O₃ 37 µg/m3
CO 119 µg/m3
AQI Hourly Forecast Graph
8
Min at 3:00 AM on Sep 28
22
Max at 12:00 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 5 µg/m3
NO₂ 24 µg/m3
O₃ 57 µg/m3
CO 196 µg/m3
AQI Hourly Forecast Graph
18
Min at 3:00 PM on Sep 29
40
Max at 7:00 AM on Sep 29, 2026
30
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 6 µg/m3
NO₂ 19 µg/m3
O₃ 77 µg/m3
CO 168 µg/m3
AQI Hourly Forecast Graph
18
Min at 1:00 AM on Sep 30
30
Max at 12:00 AM on Sep 30, 2026
01
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 25 µg/m3
SO₂ 8 µg/m3
NO₂ 6 µg/m3
O₃ 128 µg/m3
CO 176 µg/m3
AQI Hourly Forecast Graph
34
Min at 1:00 AM on Oct 1
113
Max at 12:00 AM on Oct 1, 2026
02
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 14 µg/m3
SO₂ 8 µg/m3
NO₂ 18 µg/m3
O₃ 79 µg/m3
CO 191 µg/m3
AQI Hourly Forecast Graph
22
Min at 1:00 PM on Oct 2
115
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 11 µg/m3
SO₂ 6 µg/m3
NO₂ 8 µg/m3
O₃ 92 µg/m3
CO 160 µg/m3
AQI Hourly Forecast Graph
20
Min at 11:00 AM on Oct 3
30
Max at 5:00 AM on Oct 3, 2026

Saitama Prefecture Historical Weather Data

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

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

Saitama, Saitama CapitalOct 20, 2026
weather image
23 °C | °F
Patchy rain possible
Max 25 °
Min 20 °
Humidity 58 %
Wind 45 Km/h
Visibility 10 km
UV Index 0.8
Sunrise 5:52 AM
Sunset 4:59 PM
Moon Phase 77
Precipitation 0.2 mm
Snow 0 mm/h
Rain Chance 100%
Historical Weather from WeatherAPI

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