Be the first to measure and contribute air quality data to your community
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality in Westchester
Air quality index (AQI) and PM2.5 air pollution in Westchester
179 people follow this city
Westchester Air Quality Map
Real-time Westchester air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Westchester today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Westchester?
| Weather | Mist |
| Temperature | 64.4°F |
| Humidity | 94% |
| Wind | 10.4 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  San Antonio, Texas | 94 |
| 2 | New Braunfels, Texas | 88 |
| 3 | Boerne, Texas | 87 |
| 4 | San Fernando, California | 78 |
| 5 | La Crescenta-Montrose, California | 75 |
| 6 | Austin, Texas | 73 |
| 7 | Pahrump, Nevada | 73 |
| 8 | Saint Petersburg, Florida | 72 |
| 9 | Glendora, California | 71 |
| 10 | Round Rock, Texas | 70 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Westchester?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.9*µg/m³ | |
!
PM2.5
x2.2
PM2.5 concentration in Westchester is currently 2.2 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Westchester?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Westchester air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 54 AQI US |  100% | 68° 60.8° |  8.9 mp/h |
| Sunday, Jun 2 | Moderate 60 AQI US |  | 77° 59° | 6.7 mp/h |
| Monday, Jun 3 | Moderate 67 AQI US | 100% | 80.6° 60.8° | 13.4 mp/h |
| Tuesday, Jun 4 | Moderate 62 AQI US | 60% | 84.2° 68° | 11.2 mp/h |
| Wednesday, Jun 5 | Good 46 AQI US  | 100% | 78.8° 69.8° | 13.4 mp/h |
| Thursday, Jun 6 | Good 14 AQI US | 90% | 71.6° 62.6° | 13.4 mp/h |
| Friday, Jun 7 | Good 8 AQI US | 70% | 77° 59° | 15.7 mp/h |
| Saturday, Jun 8 | Good 9 AQI US | | 62.6° 53.6° | 11.2 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Where is the cleanest air quality in Westchester?
No locations are available.
AQI US, Metric