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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 | Low | |
 | Weed pollen | None |
Weather
What is the current weather in Princeton?
| Weather | Clear sky |
| Temperature | 30.2°F |
| Humidity | 60% |
| Wind | 4.6 mp/h |
| Pressure | 30.2 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Coachella, California | 157 |
| 2 | Palm Desert, California | 157 |
| 3 | Auberry, California | 77 |
| 4 | Cottage Grove, Oregon | 72 |
| 5 | Indio, California | 72 |
| 6 | Campo, California | 69 |
| 7 | Yucaipa, California | 66 |
| 8 | San Fernando, California | 65 |
| 9 | Coarsegold, California | 64 |
| 10 | Lake Arrowhead, California | 64 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
32*
live AQI index
Good
Overview
What is the current air quality in Princeton?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 32* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 7.8*µg/m³ | |
!
PM2.5
x1.6
PM2.5 concentration in Princeton is currently 1.6 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Princeton?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Princeton air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 32 AQI US |  | 59° 30.2° |  8.9 mp/h |
| Wednesday, Apr 24 | Good 21 AQI US |  90% | 53.6° 30.2° | 17.9 mp/h |
| Thursday, Apr 25 | Good 5 AQI US | | 51.8° 26.6° | 11.2 mp/h |
| Friday, Apr 26 | Good 8 AQI US | | 57.2° 30.2° | 4.5 mp/h |
| Saturday, Apr 27 | Good 7 AQI US |  | 59° 33.8° | 8.9 mp/h |
| Sunday, Apr 28 | Good 29 AQI US | 100% | 55.4° 44.6° | 8.9 mp/h |
| Monday, Apr 29 | Moderate 63 AQI US  | 80% | 51.8° 48.2° | 2.2 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