Highest air pollution Shinjuku, today and tomorrow
Today (29 June): Air quality in Shinjuku is fair. AQI, PM2.5, O3, and PM1 are fair; PM10, NO2, SO2, CO, and HCHO are good. Pollution peaks around 11:00 PM (PM1: 31.3/100).
Tomorrow (30 June 2026): Air quality in Shinjuku is fair. All pollutants stay as today. Pollution peaks around 11:00 PM (PM1: 34.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Shinjuku's air quality reflects one of Tokyo's most intensely commercial and entertainment districts, with vehicle traffic on surrounding expressways and the extraordinary concentration of office towers, entertainment venues, and Shinjuku Station — the world's busiest railway station — generating sustained NO₂. The enclosed urban canyon geometry concentrates emissions, while the broader Tokyo metropolitan regional background elevates all readings and summer photochemical ozone from the vast Kanto corridor is the primary warm-season concern throughout the year.
Today - 29 June | Pollution peaks at 23:00
AQI:
Fair
31.3/100
PM2.5 (fine particles):
Fair
24.5/100
PM10 (coarse particles):
Good
6.8/100
NO2 (nitrogen dioxide):
Good
16.1/100
O3 (ozone):
Fair
21.6/100
SO2 (sulfur dioxide):
Good
8.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.1/100
PM1 (ultrafine particles):
Fair
31.3/100
Levels show the poorest local air quality during the day
Tomorrow - 30 June | Pollution peaks at 23:00
AQI:
Fair
34.0/100
PM2.5 (fine particles):
Fair
27.2/100
PM10 (coarse particles):
Good
7.8/100
NO2 (nitrogen dioxide):
Good
16.6/100
O3 (ozone):
Fair
30.6/100
SO2 (sulfur dioxide):
Good
9.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.3/100
PM1 (ultrafine particles):
Fair
34.0/100
Pollen forecast in Shinjuku
View pollen forecastFrequently Asked Questions
Is air quality bad in Shinjuku right now?
On 29 June 2026, overall air quality in Shinjuku is fair. AQI is the main air quality indicator at 31.3/100. Pollution peaks around 11:00 PM (PM1: 31.3/100).
Will air quality be worse tomorrow in Shinjuku?
On 30 June 2026, air quality conditions in Shinjuku will be similar to today, with AQI forecast at fair at 34.0/100. Pollution peaks around 11:00 PM (PM1: 34.0/100).
Are air quality levels in Shinjuku based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 28 June 2026 at 18:37 CET (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team