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Air quality in Princeton
Air quality index (AQI) and PM2.5 air pollution in Princeton
19 people follow this city
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 | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Princeton?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 94% |
| Wind | 3.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  North Hollywood, California | 82 |
| 2 | Hot Springs, South Dakota | 81 |
| 3 | Van Nuys, California | 81 |
| 4 | Hollywood, California | 78 |
| 5 | San Fernando, California | 76 |
| 6 | Glendale, California | 75 |
| 7 | Pasadena, California | 74 |
| 8 | Reseda, California | 73 |
| 9 | West Hills, California | 71 |
| 10 | San Gabriel, California | 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 Princeton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.6*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Princeton is currently 2.1 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 54 AQI US | | 73.4° 53.6° |  13.4 mp/h |
| Monday, May 13 | Good 46 AQI US  |  | 77° 51.8° | 8.9 mp/h |
| Tuesday, May 14 | Moderate 55 AQI US |  100% | 68° 62.6° | 15.7 mp/h |
| Wednesday, May 15 | Moderate 53 AQI US | 100% | 77° 64.4° | 13.4 mp/h |
| Thursday, May 16 | Moderate 64 AQI US | | 75.2° 62.6° | 8.9 mp/h |
| Friday, May 17 | Moderate 80 AQI US | 60% | 78.8° 62.6° | 8.9 mp/h |
| Saturday, May 18 | Moderate 62 AQI US | 90% | 86° 68° | 13.4 mp/h |
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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