AddAir quality in Princeton
Air quality index (AQI⁺) and PM2.5 air pollution in Princeton • 226 Followers • 13:00, Sep 23 Local time
47*
US AQI⁺Good
Main pollutant:
PM2.5
8.4 µg/m³
20°
22 km/h
71 %
Hourly forecast
Princeton air quality index (AQI⁺) forecast
Daily forecast
Princeton air quality index (AQI⁺) forecast
| Today | 45 |  | 21° 12° |  24 km/h | 78% |
| Thu | 58 |  | 21° 11° | 16 km/h | 78% |
| Fri | 64 | | 16° 14° | 11 km/h | 78% |
Air pollutants
What is the current air quality in Princeton?
PM2.5 concentration is currently 1.7 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
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Filtration for air conditioners
A cut-to-fit filtration for air conditioning systems, LifeShield Lite helps reduce dust in the air conditioner while capturing indoor air pollutants.
Sustainable, smart air purifiers
Elegantly designed using sustainably sourced beech wood, the Atem Earth delivers medical-grade filtration by capturing ultrafine particles with HyperHEPA technology.
Pollen
What is the pollen count in Princeton today?
Index
Moderate
 Tree None | 0% |
 Grass None | 0% |
 Weed Moderate | 50% |
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
Moderate
Tree None | 0% |
Grass None | 0% |
Weed Moderate | 50% |
Source:
wetter.comProtect yourself from air pollution in Princeton
Monitor the air you breathe
Get accurate AirVisual air quality readings and real-time insights for cleaner air. Monitors that reveal pollution sources, highlight when air purifier use is needed.
Filtration for air conditioners
A cut-to-fit filtration for air conditioning systems, LifeShield Lite helps reduce dust in the air conditioner while capturing indoor air pollutants.
Sustainable, smart air purifiers
Elegantly designed using sustainably sourced beech wood, the Atem Earth delivers medical-grade filtration by capturing ultrafine particles with HyperHEPA technology.
Most polluted locations near Princeton
Worldwide AQI⁺ ranking
City ranking
Real-time USA AQI⁺ city ranking
Historic air quality near Princeton
History
Historic air quality graph for Princeton
Historic air quality near Princeton
History
Historic air quality graph for Princeton
Most polluted locations near Princeton
Worldwide AQI⁺ rankingCity ranking
