Saitama air quality · Japan
Healthy air supports better stamina during outdoor workouts
US AQI 39 (Good) in Saitama, from 18 MOE Japan monitoring stations. Main pollutant: PM2.5.
Updated
Pollutants in Saitama
- PM2.5 · µg/m³7.0Under WHO limit
- NO₂ · µg/m³15.0Under WHO limit
- O₃ · µg/m³27.4
- SO₂ · µg/m³2.6Under WHO limit
- CO · mg/m³0.17
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Saitama right now?
Air quality is satisfactory and poses little or no risk.
Walking and commuting
Go aheadEnjoy it.
Running and jogging
Go aheadA great time to run outdoors.
Cycling
Go aheadRide freely.
Children playing outside
Go aheadNo limits.
Older adults and heart or lung conditions
Go aheadNo limits.
Open windows
Go aheadAir out your home.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededNot needed.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 0–50 means for your health →
Air quality by area in Saitama
16 stations, worst first- さいたま市城南Good50
- 越谷市千間台西Good44
- 蓮田Good44
- 川口市芝Good39
- さいたま市岩槻Good39
Show all 16 stations
- 春日部Good39
- 上尾Good39
- 富士見下南畑自排Good · roadside39
- 宮代Good39
- さいたま市宮原Good33
- さいたま市大宮Good33
- 春日部増戸自排Good · roadside33
- さいたま市片柳Good28
- さいたま市三橋自排Good · roadside28
- 戸田美女木自排Good · roadside28
- 戸田Good17
Roadside and industrial monitors are shown but are not part of the city figure.
Saitama air quality history
Daily average, 16 days- 36average daily US AQI over 16 days
- 62worst day, 2 November
- 15cleanest day, 7 November
- 0days at Unhealthy or worse
The last 7 days averaged 30, better than the week before (45). 13 of the last 16 days were Good.
Nearby cities
Japan rankingSaitama air quality: common questions
What is the AQI in Saitama right now?
The US AQI in Saitama is 39 (Good), based on 18 monitoring stations. The main pollutant is PM2.5.
Is it safe to go outside in Saitama today?
A great time to be outside. Air quality is satisfactory and poses little or no risk. For runners: A great time to run outdoors.
Which area of Saitama has the worst air right now?
さいたま市城南 has the highest reading at 50 (Good). 戸田 has the lowest at 17, out of 16 stations reporting.
How has air quality in Saitama been recently?
Over the last 16 days with data, Saitama averaged US AQI 36. The worst day was 2 November at 62; the cleanest was 7 November at 15. 0 days were at Unhealthy or worse.
Where does Saitama's air quality data come from?
From Ministry of the Environment, Japan · AEROS (soramame.env.go.jp) · preliminary data, using 18 monitoring stations in and around the city. Good Air does not estimate or adjust these readings.
Source: Ministry of the Environment, Japan · AEROS (soramame.env.go.jp) · preliminary data. Readings are published by the monitoring agency and may be revised.