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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 | Low | |
 | Tree pollen | None | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Princeton?
| Weather | Clear sky |
| Temperature | 78.8°F |
| Humidity | 84% |
| Wind | 6.9 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Oklahoma City, Oklahoma | 98 |
| 2 | Edmond, Oklahoma | 96 |
| 3 | Palm Desert, California | 91 |
| 4 | Tulsa, Oklahoma | 88 |
| 5 | Denton, Texas | 86 |
| 6 | Lewisville, Texas | 84 |
| 7 | Shreveport, Louisiana | 81 |
| 8 | Little Rock, Arkansas | 80 |
| 9 | Corpus Christi, Texas | 78 |
| 10 | Dallas, Texas | 78 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
56*
live AQI index
Moderate
Overview
What is the current air quality in Princeton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 56* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.7*µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Princeton is currently 2.3 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 56 AQI US |  80% | 91.4° 78.8° |  13.4 mp/h |
| Monday, May 27 | Moderate 58 AQI US |  | 91.4° 80.6° | 11.2 mp/h |
| Tuesday, May 28 | Moderate 57 AQI US | 70% | 91.4° 78.8° | 11.2 mp/h |
| Wednesday, May 29 | Moderate 58 AQI US | 80% | 91.4° 78.8° | 13.4 mp/h |
| Thursday, May 30 | Moderate 69 AQI US | 90% | 91.4° 78.8° | 11.2 mp/h |
| Friday, May 31 | Moderate 70 AQI US | 100% | 89.6° 77° | 6.7 mp/h |
| Saturday, Jun 1 | Moderate 70 AQI US | 90% | 86° 77° | 15.7 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 Princeton?
No locations are available.
AQI US, Metric