Worst air pollution Upper West Side - New York, today and tomorrow
Today (16 July): Air quality in Upper West Side is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 12:00 PM (O3: 37.6/100).
Tomorrow (17 July 2026): Air quality in Upper West Side is medium. AQI improves to medium; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 12:00 PM (O3: 40.4/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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New York's Upper West Side benefits from Central Park's substantial green buffer to the east and Riverside Park along the Hudson to the west, sandwiching the neighbourhood between two significant clean-air corridors. Traffic on Broadway and Amsterdam Avenue contributes moderate baseline NO₂ throughout the year.
Today - 16 July | Pollution peaks at 12:00
AQI:
Fair
37.6/100
PM2.5 (fine particles):
Good
11.6/100
PM10 (coarse particles):
Good
11.7/100
NO2 (nitrogen dioxide):
Good
7.7/100
O3 (ozone):
Fair
37.6/100
SO2 (sulfur dioxide):
Good
1.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.1/100
PM1 (ultrafine particles):
Good
6.4/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 12:00
AQI:
Medium
40.4/100
PM2.5 (fine particles):
Good
7.8/100
PM10 (coarse particles):
Good
3.8/100
NO2 (nitrogen dioxide):
Good
13.4/100
O3 (ozone):
Medium
40.4/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.9/100
PM1 (ultrafine particles):
Good
5.0/100
Other Landmarks in New York
Sports venues in New York
Frequently Asked Questions
Is air quality bad in Upper West Side right now?
On 16 July 2026, overall air quality in Upper West Side is fair. AQI is the main air quality indicator at 37.6/100. Pollution peaks around 12:00 PM (O3: 37.6/100).
Will air quality be worse tomorrow in Upper West Side?
On 17 July 2026, air quality conditions in Upper West Side will be better than today, with AQI forecast at medium at 40.4/100. Pollution peaks around 12:00 PM (O3: 40.4/100).
When is air pollution at its worst in Upper West Side?
Air quality around Upper West Side changes with the seasons: the shoulder seasons bring the most consistently clean air of the year, but hot, humid summer days bring the highest ozone risk, often worsened by pollution transported in from other regions. Coastal sea breezes can offer some relief from inland summer ozone buildup.
Are air quality levels in Upper West Side 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: 16 July 2026 at 10:33 CEST (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