Saitama Air Pollution: Real-time Air Quality Index (AQI)

Saitamaさいたま市三橋自排さいたま市西区
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Saitama AQI: Saitama Real-time Air Quality Index (AQI).
30
Good
Updated on Tuesday 21:00
temperature: 26°C
currentpast 2 daysminmax
PM2.5 AQI
30Saitama, Japan PM25 (fine particulate matter) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.1753
PM10 AQI
16Saitama, Japan PM10 (respirable particulate matter) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.621
O3 AQI
-Saitama, Japan O3 (ozone) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.234
NO2 AQI
11Saitama, Japan NO2 (nitrogen dioxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.214
SO2 AQI
-Saitama, Japan SO2 (sulfur dioxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.22
CO AQI
-Saitama, Japan CO (carbon monoxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Saitama Prefecture EPA (埼玉県の大気状況). Values are converted to the US EPA AQI standard.05
Temp.
26Saitama, Japan t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).2631
Pressure
1013Saitama, Japan p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10051013
Humidity
93Saitama, Japan h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).6993
Wind
1Saitama, Japan w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).02
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Air Quality Forecast
TUE 12
29°C
25°C
WED 13
32°C
25°C
THU 14
32°C
25°C
FRI 15
36°C
27°C
SAT 16
36°C
27°C
SUN 17
37°C
28°C
MON 18
37°C
27°C
PM2.5
Tuesday 12Wednesday 13Thursday 14Friday 15Saturday 16Sunday 17Monday 18
hour
14710131619221471013161922147101316192214710131619221471013161922147101316192214710131619
Wind Speed (m/s)
1112323222113654332223453111477432246751221116433231285























































Temp.
26°25°27°28°29°28°26°25°26°25°28°31°32°30°27°26°26°25°26°27°31°32°30°28°27°27°29°33°36°34°30°29°28°27°30°34°36°33°31°30°29°28°30°35°37°35°31°28°27°27°31°36°37°34°32°
relative humidity
85867474718086899089725652586469727472624543526066685844374256626671634130435858667563463646668279735340344756
barometric pressure
1008100910081010101110111013101310131015101610161015101510171017101710171018101710151014101510161015101510151013101110121014101410131014101510131012101210141014101310141014101310111010101210131013101410141012101110111013
total precipitation
1.50.20.20.30.40.40.40.30.30.10.10.10.10.12.63.63.60.1
UVI:
2


4:58 ~ 18:37
UVI:
6


4:59 ~ 18:36
UVI:
4


5:00 ~ 18:35
UVI:
6


5:01 ~ 18:34
UVI:
8


5:02 ~ 18:32
UVI:
3


5:02 ~ 18:31


5:03 ~ 18:30
Forecast plotted using timezone +09:00
Latest forecast updates:
Wind: 3 hours ago [Aug 12, 2025 10:38 AM]
fine particulate matter: 19 hours ago [Aug 11, 2025 6:22 PM]
click to view the detailed forecast

Air Quality Data provided by: the Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) (soramame.env.go.jp) and the Saitama Prefecture EPA (埼玉県の大気状況) (taiki-kansi.pref.saitama.lg.jp)

Note that the measurements for SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Daimoncho, Saitama and the measurement for O3 (ozone) are taken from the station: JP:さいたま市西区/さいたま市指扇
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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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