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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 | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Princeton?
| Weather | Few clouds |
| Temperature | 60.8°F |
| Humidity | 88% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 140 |
| 2 | Galena Park, Texas | 96 |
| 3 | Channelview, Texas | 89 |
| 4 | Houston, Texas | 88 |
| 5 | Mecca, California | 86 |
| 6 | Yucaipa, California | 85 |
| 7 | Claremont, California | 80 |
| 8 | Indio, California | 80 |
| 9 | Sandpoint, Idaho | 80 |
| 10 | Redlands, California | 78 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
55*
live AQI index
Moderate
Overview
What is the current air quality in Princeton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 55* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.4*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 55 AQI US |  100% | 73.4° 51.8° |  6.7 mp/h |
| Friday, May 17 | Moderate 53 AQI US | 100% | 66.2° 55.4° | 4.5 mp/h |
| Saturday, May 18 | Moderate 55 AQI US | 100% | 59° 51.8° | 4.5 mp/h |
| Sunday, May 19 | Good 33 AQI US  |  | 75.2° 46.4° | 4.5 mp/h |
| Monday, May 20 | Good 45 AQI US | | 80.6° 50° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 79 AQI US |  | 80.6° 59° | 13.4 mp/h |
| Wednesday, May 22 | Moderate 62 AQI US | 100% | 75.2° 53.6° | 11.2 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