Air quality in Princeton
Air quality index (AQI⁺) and PM2.5 air pollution in Princeton • 30 Followers • 10:00, Sep 02 Local time
43*
US AQI⁺Good
Main pollutant:
PM2.5
7.8 µg/m³
22°
4 km/h
86 %
Hourly forecast
Princeton air quality index (AQI⁺) forecast
Daily forecast
Princeton air quality index (AQI⁺) forecast
| Today | 46 | 28° 19° | 18 km/h | 79% | |
| Thu | 59 | 80% | 26° 20° | 18 km/h | 90% |
| Fri | 52 | 30° 20° | 17 km/h | 77% |
Air pollutants
What is the current air quality in Princeton?
PM2.5 concentration is currently 1.6 times the World Health Organization annual PM2.5 guideline value.
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Protect yourself from air pollution in Princeton
Pollen
What is the pollen count in Princeton today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
Source:
wetter.comHealth recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |
Pollen
What is the pollen count in Princeton today?
Index
High
Tree None | 0% |
Grass None | 0% |
Weed High | 75% |
Source:
wetter.comProtect yourself from air pollution in Princeton
Most polluted locations near Princeton
Worldwide AQI⁺ rankingHistoric air quality near Princeton
History
Historic air quality graph for Princeton
Historic air quality near Princeton
History
Historic air quality graph for Princeton

















