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Air quality in Princeton
Air quality index (AQI) and PM2.5 air pollution in Princeton
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Princeton Air Quality Map
Real-time Princeton air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Princeton today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Princeton?
| Weather | Broken clouds |
| Temperature | 66.2°F |
| Humidity | 100% |
| Wind | 12.9 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Yosemite Np Turtleback Dome, California | 167 |
| 2 | Boerne, Texas | 91 |
| 3 | San Antonio, Texas | 85 |
| 4 | New Braunfels, Texas | 66 |
| 5 | Palm Desert, California | 61 |
| 6 | Leander, Texas | 60 |
| 7 | Charleston, West Virginia | 59 |
| 8 | Fort Worth, Texas | 59 |
| 9 | Georgetown, Texas | 59 |
| 10 | Braddock, Pennsylvania | 58 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
53*
live AQI index
Moderate
Overview
What is the current air quality in Princeton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 53* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 12.9*µg/m³ | |
!
PM2.5
x2.6
PM2.5 concentration in Princeton is currently 2.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Princeton?
 | 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
Princeton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 53 AQI US | | 78.8° 64.4° |  15.7 mp/h |
| Monday, Apr 29 | Good 48 AQI US  |  100% | 68° 62.6° | 13.4 mp/h |
| Tuesday, Apr 30 | Good 46 AQI US | 70% | 78.8° 57.2° | 4.5 mp/h |
| Wednesday, May 1 | Good 43 AQI US | | 82.4° 59° | 8.9 mp/h |
| Thursday, May 2 | Moderate 75 AQI US | 100% | 73.4° 62.6° | 11.2 mp/h |
| Friday, May 3 | Moderate 70 AQI US | 100% | 69.8° 53.6° | 17.9 mp/h |
| Saturday, May 4 | Good 48 AQI US |  | 66.2° 44.6° | 8.9 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Princeton?
No locations are available.
AQI US, Metric